diff options
| author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-12-15 14:52:16 -0300 |
|---|---|---|
| committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-12-15 14:52:16 -0300 |
| commit | 8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be (patch) | |
| tree | e9891aa6c295060d065adffd610c4f49ecf884f3 /drivers/media | |
| parent | a71852147516bc1cb5b0b3cbd13639bfd4022dc8 (diff) | |
Linux-libre 4.3.2-gnu
Diffstat (limited to 'drivers/media')
246 files changed, 17344 insertions, 3850 deletions
diff --git a/drivers/media/common/saa7146/saa7146_hlp.c b/drivers/media/common/saa7146/saa7146_hlp.c index be746d1ae..3dc6a838c 100644 --- a/drivers/media/common/saa7146/saa7146_hlp.c +++ b/drivers/media/common/saa7146/saa7146_hlp.c @@ -307,7 +307,7 @@ static int calculate_v_scale_registers(struct saa7146_dev *dev, enum v4l2_field /* simple bubble-sort algorithm with duplicate elimination */ static int sort_and_eliminate(u32* values, int* count) { - int low = 0, high = 0, top = 0, temp = 0; + int low = 0, high = 0, top = 0; int cur = 0, next = 0; /* sanity checks */ @@ -318,11 +318,8 @@ static int sort_and_eliminate(u32* values, int* count) /* bubble sort the first @count items of the array @values */ for( top = *count; top > 0; top--) { for( low = 0, high = 1; high < top; low++, high++) { - if( values[low] > values[high] ) { - temp = values[low]; - values[low] = values[high]; - values[high] = temp; - } + if( values[low] > values[high] ) + swap(values[low], values[high]); } } diff --git a/drivers/media/dvb-core/dvb_ca_en50221.c b/drivers/media/dvb-core/dvb_ca_en50221.c index 72937756f..fb66184dc 100644 --- a/drivers/media/dvb-core/dvb_ca_en50221.c +++ b/drivers/media/dvb-core/dvb_ca_en50221.c @@ -169,10 +169,10 @@ static int dvb_ca_en50221_write_data(struct dvb_ca_private *ca, int slot, u8 * e /** * Safely find needle in haystack. * - * @param haystack Buffer to look in. - * @param hlen Number of bytes in haystack. - * @param needle Buffer to find. - * @param nlen Number of bytes in needle. + * @haystack: Buffer to look in. + * @hlen: Number of bytes in haystack. + * @needle: Buffer to find. + * @nlen: Number of bytes in needle. * @return Pointer into haystack needle was found at, or NULL if not found. */ static char *findstr(char * haystack, int hlen, char * needle, int nlen) @@ -197,7 +197,7 @@ static char *findstr(char * haystack, int hlen, char * needle, int nlen) /** - * Check CAM status. + * dvb_ca_en50221_check_camstatus - Check CAM status. */ static int dvb_ca_en50221_check_camstatus(struct dvb_ca_private *ca, int slot) { @@ -240,13 +240,13 @@ static int dvb_ca_en50221_check_camstatus(struct dvb_ca_private *ca, int slot) /** - * Wait for flags to become set on the STATUS register on a CAM interface, - * checking for errors and timeout. + * dvb_ca_en50221_wait_if_status - Wait for flags to become set on the STATUS + * register on a CAM interface, checking for errors and timeout. * - * @param ca CA instance. - * @param slot Slot on interface. - * @param waitfor Flags to wait for. - * @param timeout_ms Timeout in milliseconds. + * @ca: CA instance. + * @slot: Slot on interface. + * @waitfor: Flags to wait for. + * @timeout_ms: Timeout in milliseconds. * * @return 0 on success, nonzero on error. */ @@ -290,10 +290,10 @@ static int dvb_ca_en50221_wait_if_status(struct dvb_ca_private *ca, int slot, /** - * Initialise the link layer connection to a CAM. + * dvb_ca_en50221_link_init - Initialise the link layer connection to a CAM. * - * @param ca CA instance. - * @param slot Slot id. + * @ca: CA instance. + * @slot: Slot id. * * @return 0 on success, nonzero on failure. */ @@ -346,14 +346,14 @@ static int dvb_ca_en50221_link_init(struct dvb_ca_private *ca, int slot) } /** - * Read a tuple from attribute memory. + * dvb_ca_en50221_read_tuple - Read a tuple from attribute memory. * - * @param ca CA instance. - * @param slot Slot id. - * @param address Address to read from. Updated. - * @param tupleType Tuple id byte. Updated. - * @param tupleLength Tuple length. Updated. - * @param tuple Dest buffer for tuple (must be 256 bytes). Updated. + * @ca: CA instance. + * @slot: Slot id. + * @address: Address to read from. Updated. + * @tupleType: Tuple id byte. Updated. + * @tupleLength: Tuple length. Updated. + * @tuple: Dest buffer for tuple (must be 256 bytes). Updated. * * @return 0 on success, nonzero on error. */ @@ -399,11 +399,11 @@ static int dvb_ca_en50221_read_tuple(struct dvb_ca_private *ca, int slot, /** - * Parse attribute memory of a CAM module, extracting Config register, and checking - * it is a DVB CAM module. + * dvb_ca_en50221_parse_attributes - Parse attribute memory of a CAM module, + * extracting Config register, and checking it is a DVB CAM module. * - * @param ca CA instance. - * @param slot Slot id. + * @ca: CA instance. + * @slot: Slot id. * * @return 0 on success, <0 on failure. */ @@ -546,10 +546,10 @@ static int dvb_ca_en50221_parse_attributes(struct dvb_ca_private *ca, int slot) /** - * Set CAM's configoption correctly. + * dvb_ca_en50221_set_configoption - Set CAM's configoption correctly. * - * @param ca CA instance. - * @param slot Slot containing the CAM. + * @ca: CA instance. + * @slot: Slot containing the CAM. */ static int dvb_ca_en50221_set_configoption(struct dvb_ca_private *ca, int slot) { @@ -574,15 +574,16 @@ static int dvb_ca_en50221_set_configoption(struct dvb_ca_private *ca, int slot) /** - * This function talks to an EN50221 CAM control interface. It reads a buffer of - * data from the CAM. The data can either be stored in a supplied buffer, or - * automatically be added to the slot's rx_buffer. + * dvb_ca_en50221_read_data - This function talks to an EN50221 CAM control + * interface. It reads a buffer of data from the CAM. The data can either + * be stored in a supplied buffer, or automatically be added to the slot's + * rx_buffer. * - * @param ca CA instance. - * @param slot Slot to read from. - * @param ebuf If non-NULL, the data will be written to this buffer. If NULL, + * @ca: CA instance. + * @slot: Slot to read from. + * @ebuf: If non-NULL, the data will be written to this buffer. If NULL, * the data will be added into the buffering system as a normal fragment. - * @param ecount Size of ebuf. Ignored if ebuf is NULL. + * @ecount: Size of ebuf. Ignored if ebuf is NULL. * * @return Number of bytes read, or < 0 on error */ @@ -698,14 +699,14 @@ exit: /** - * This function talks to an EN50221 CAM control interface. It writes a buffer of data - * to a CAM. + * dvb_ca_en50221_write_data - This function talks to an EN50221 CAM control + * interface. It writes a buffer of data to a CAM. * - * @param ca CA instance. - * @param slot Slot to write to. - * @param ebuf The data in this buffer is treated as a complete link-level packet to + * @ca: CA instance. + * @slot: Slot to write to. + * @ebuf: The data in this buffer is treated as a complete link-level packet to * be written. - * @param count Size of ebuf. + * @count: Size of ebuf. * * @return Number of bytes written, or < 0 on error. */ @@ -790,10 +791,10 @@ EXPORT_SYMBOL(dvb_ca_en50221_camchange_irq); /** - * A CAM has been removed => shut it down. + * dvb_ca_en50221_camready_irq - A CAM has been removed => shut it down. * - * @param ca CA instance. - * @param slot Slot to shut down. + * @ca: CA instance. + * @slot: Slot to shut down. */ static int dvb_ca_en50221_slot_shutdown(struct dvb_ca_private *ca, int slot) { @@ -815,11 +816,11 @@ EXPORT_SYMBOL(dvb_ca_en50221_camready_irq); /** - * A CAMCHANGE IRQ has occurred. + * dvb_ca_en50221_camready_irq - A CAMCHANGE IRQ has occurred. * - * @param ca CA instance. - * @param slot Slot concerned. - * @param change_type One of the DVB_CA_CAMCHANGE_* values. + * @ca: CA instance. + * @slot: Slot concerned. + * @change_type: One of the DVB_CA_CAMCHANGE_* values. */ void dvb_ca_en50221_camchange_irq(struct dvb_ca_en50221 *pubca, int slot, int change_type) { @@ -844,10 +845,10 @@ EXPORT_SYMBOL(dvb_ca_en50221_frda_irq); /** - * A CAMREADY IRQ has occurred. + * dvb_ca_en50221_camready_irq - A CAMREADY IRQ has occurred. * - * @param ca CA instance. - * @param slot Slot concerned. + * @ca: CA instance. + * @slot: Slot concerned. */ void dvb_ca_en50221_camready_irq(struct dvb_ca_en50221 *pubca, int slot) { @@ -865,8 +866,8 @@ void dvb_ca_en50221_camready_irq(struct dvb_ca_en50221 *pubca, int slot) /** * An FR or DA IRQ has occurred. * - * @param ca CA instance. - * @param slot Slot concerned. + * @ca: CA instance. + * @slot: Slot concerned. */ void dvb_ca_en50221_frda_irq(struct dvb_ca_en50221 *pubca, int slot) { @@ -899,7 +900,7 @@ void dvb_ca_en50221_frda_irq(struct dvb_ca_en50221 *pubca, int slot) /** * Wake up the DVB CA thread * - * @param ca CA instance. + * @ca: CA instance. */ static void dvb_ca_en50221_thread_wakeup(struct dvb_ca_private *ca) { @@ -914,7 +915,7 @@ static void dvb_ca_en50221_thread_wakeup(struct dvb_ca_private *ca) /** * Update the delay used by the thread. * - * @param ca CA instance. + * @ca: CA instance. */ static void dvb_ca_en50221_thread_update_delay(struct dvb_ca_private *ca) { @@ -1177,10 +1178,10 @@ static int dvb_ca_en50221_thread(void *data) * Real ioctl implementation. * NOTE: CA_SEND_MSG/CA_GET_MSG ioctls have userspace buffers passed to them. * - * @param inode Inode concerned. - * @param file File concerned. - * @param cmd IOCTL command. - * @param arg Associated argument. + * @inode: Inode concerned. + * @file: File concerned. + * @cmd: IOCTL command. + * @arg: Associated argument. * * @return 0 on success, <0 on error. */ @@ -1258,10 +1259,10 @@ out_unlock: /** * Wrapper for ioctl implementation. * - * @param inode Inode concerned. - * @param file File concerned. - * @param cmd IOCTL command. - * @param arg Associated argument. + * @inode: Inode concerned. + * @file: File concerned. + * @cmd: IOCTL command. + * @arg: Associated argument. * * @return 0 on success, <0 on error. */ @@ -1275,10 +1276,10 @@ static long dvb_ca_en50221_io_ioctl(struct file *file, /** * Implementation of write() syscall. * - * @param file File structure. - * @param buf Source buffer. - * @param count Size of source buffer. - * @param ppos Position in file (ignored). + * @file: File structure. + * @buf: Source buffer. + * @count: Size of source buffer. + * @ppos: Position in file (ignored). * * @return Number of bytes read, or <0 on error. */ @@ -1416,10 +1417,10 @@ nextslot: /** * Implementation of read() syscall. * - * @param file File structure. - * @param buf Destination buffer. - * @param count Size of destination buffer. - * @param ppos Position in file (ignored). + * @file: File structure. + * @buf: Destination buffer. + * @count: Size of destination buffer. + * @ppos: Position in file (ignored). * * @return Number of bytes read, or <0 on error. */ @@ -1519,8 +1520,8 @@ exit: /** * Implementation of file open syscall. * - * @param inode Inode concerned. - * @param file File concerned. + * @inode: Inode concerned. + * @file: File concerned. * * @return 0 on success, <0 on failure. */ @@ -1564,8 +1565,8 @@ static int dvb_ca_en50221_io_open(struct inode *inode, struct file *file) /** * Implementation of file close syscall. * - * @param inode Inode concerned. - * @param file File concerned. + * @inode: Inode concerned. + * @file: File concerned. * * @return 0 on success, <0 on failure. */ @@ -1592,8 +1593,8 @@ static int dvb_ca_en50221_io_release(struct inode *inode, struct file *file) /** * Implementation of poll() syscall. * - * @param file File concerned. - * @param wait poll wait table. + * @file: File concerned. + * @wait: poll wait table. * * @return Standard poll mask. */ @@ -1656,10 +1657,10 @@ static const struct dvb_device dvbdev_ca = { /** * Initialise a new DVB CA EN50221 interface device. * - * @param dvb_adapter DVB adapter to attach the new CA device to. - * @param ca The dvb_ca instance. - * @param flags Flags describing the CA device (DVB_CA_FLAG_*). - * @param slot_count Number of slots supported. + * @dvb_adapter: DVB adapter to attach the new CA device to. + * @ca: The dvb_ca instance. + * @flags: Flags describing the CA device (DVB_CA_FLAG_*). + * @slot_count: Number of slots supported. * * @return 0 on success, nonzero on failure */ @@ -1743,8 +1744,8 @@ EXPORT_SYMBOL(dvb_ca_en50221_release); /** * Release a DVB CA EN50221 interface device. * - * @param ca_dev The dvb_device_t instance for the CA device. - * @param ca The associated dvb_ca instance. + * @ca_dev: The dvb_device_t instance for the CA device. + * @ca: The associated dvb_ca instance. */ void dvb_ca_en50221_release(struct dvb_ca_en50221 *pubca) { diff --git a/drivers/media/dvb-core/dvb_ca_en50221.h b/drivers/media/dvb-core/dvb_ca_en50221.h index 7df2e1411..aba3b4fbd 100644 --- a/drivers/media/dvb-core/dvb_ca_en50221.h +++ b/drivers/media/dvb-core/dvb_ca_en50221.h @@ -83,27 +83,27 @@ struct dvb_ca_en50221 { /* Functions for reporting IRQ events */ /** - * A CAMCHANGE IRQ has occurred. + * dvb_ca_en50221_camchange_irq - A CAMCHANGE IRQ has occurred. * - * @param ca CA instance. - * @param slot Slot concerned. - * @param change_type One of the DVB_CA_CAMCHANGE_* values + * @pubca: CA instance. + * @slot: Slot concerned. + * @change_type: One of the DVB_CA_CAMCHANGE_* values */ void dvb_ca_en50221_camchange_irq(struct dvb_ca_en50221* pubca, int slot, int change_type); /** - * A CAMREADY IRQ has occurred. + * dvb_ca_en50221_camready_irq - A CAMREADY IRQ has occurred. * - * @param ca CA instance. - * @param slot Slot concerned. + * @pubca: CA instance. + * @slot: Slot concerned. */ void dvb_ca_en50221_camready_irq(struct dvb_ca_en50221* pubca, int slot); /** - * An FR or a DA IRQ has occurred. + * dvb_ca_en50221_frda_irq - An FR or a DA IRQ has occurred. * - * @param ca CA instance. - * @param slot Slot concerned. + * @ca: CA instance. + * @slot: Slot concerned. */ void dvb_ca_en50221_frda_irq(struct dvb_ca_en50221* ca, int slot); @@ -113,21 +113,21 @@ void dvb_ca_en50221_frda_irq(struct dvb_ca_en50221* ca, int slot); /* Initialisation/shutdown functions */ /** - * Initialise a new DVB CA device. + * dvb_ca_en50221_init - Initialise a new DVB CA device. * - * @param dvb_adapter DVB adapter to attach the new CA device to. - * @param ca The dvb_ca instance. - * @param flags Flags describing the CA device (DVB_CA_EN50221_FLAG_*). - * @param slot_count Number of slots supported. + * @dvb_adapter: DVB adapter to attach the new CA device to. + * @ca: The dvb_ca instance. + * @flags: Flags describing the CA device (DVB_CA_EN50221_FLAG_*). + * @slot_count: Number of slots supported. * * @return 0 on success, nonzero on failure */ extern int dvb_ca_en50221_init(struct dvb_adapter *dvb_adapter, struct dvb_ca_en50221* ca, int flags, int slot_count); /** - * Release a DVB CA device. + * dvb_ca_en50221_release - Release a DVB CA device. * - * @param ca The associated dvb_ca instance. + * @ca: The associated dvb_ca instance. */ extern void dvb_ca_en50221_release(struct dvb_ca_en50221* ca); diff --git a/drivers/media/dvb-core/dvb_frontend.c b/drivers/media/dvb-core/dvb_frontend.c index 842b9c8f8..c38ef1a72 100644 --- a/drivers/media/dvb-core/dvb_frontend.c +++ b/drivers/media/dvb-core/dvb_frontend.c @@ -81,7 +81,6 @@ MODULE_PARM_DESC(dvb_mfe_wait_time, "Wait up to <mfe_wait_time> seconds on open( #define FESTATE_SEARCHING_SLOW (FESTATE_TUNING_SLOW | FESTATE_ZIGZAG_SLOW) #define FESTATE_LOSTLOCK (FESTATE_ZIGZAG_FAST | FESTATE_ZIGZAG_SLOW) -#define FE_ALGO_HW 1 /* * FESTATE_IDLE. No tuning parameters have been supplied and the loop is idling. * FESTATE_RETUNE. Parameters have been supplied, but we have not yet performed the first tune. diff --git a/drivers/media/dvb-core/dvb_frontend.h b/drivers/media/dvb-core/dvb_frontend.h index 481694729..97661b2f2 100644 --- a/drivers/media/dvb-core/dvb_frontend.h +++ b/drivers/media/dvb-core/dvb_frontend.h @@ -48,6 +48,15 @@ */ #define MAX_DELSYS 8 +/** + * struct dvb_frontend_tune_settings - parameters to adjust frontend tuning + * + * @min_delay_ms: minimum delay for tuning, in ms + * @step_size: step size between two consecutive frequencies + * @max_drift: maximum drift + * + * NOTE: step_size is in Hz, for terrestrial/cable or kHz for satellite + */ struct dvb_frontend_tune_settings { int min_delay_ms; int step_size; @@ -56,6 +65,20 @@ struct dvb_frontend_tune_settings { struct dvb_frontend; +/** + * struct dvb_tuner_info - Frontend name and min/max ranges/bandwidths + * + * @name: name of the Frontend + * @frequency_min: minimal frequency supported + * @frequency_max: maximum frequency supported + * @frequency_step: frequency step + * @bandwidth_min: minimal frontend bandwidth supported + * @bandwidth_max: maximum frontend bandwidth supported + * @bandwidth_step: frontend bandwidth step + * + * NOTE: frequency parameters are in Hz, for terrestrial/cable or kHz for + * satellite. + */ struct dvb_tuner_info { char name[128]; @@ -68,6 +91,20 @@ struct dvb_tuner_info { u32 bandwidth_step; }; +/** + * struct analog_parameters - Parameters to tune into an analog/radio channel + * + * @frequency: Frequency used by analog TV tuner (either in 62.5 kHz step, + * for TV, or 62.5 Hz for radio) + * @mode: Tuner mode, as defined on enum v4l2_tuner_type + * @audmode: Audio mode as defined for the rxsubchans field at videodev2.h, + * e. g. V4L2_TUNER_MODE_* + * @std: TV standard bitmap as defined at videodev2.h, e. g. V4L2_STD_* + * + * Hybrid tuners should be supported by both V4L2 and DVB APIs. This + * struct contains the data that are used by the V4L2 side. To avoid + * dependencies from V4L2 headers, all enums here are declared as integers. + */ struct analog_parameters { unsigned int frequency; unsigned int mode; @@ -75,42 +112,6 @@ struct analog_parameters { u64 std; }; -enum dvbfe_modcod { - DVBFE_MODCOD_DUMMY_PLFRAME = 0, - DVBFE_MODCOD_QPSK_1_4, - DVBFE_MODCOD_QPSK_1_3, - DVBFE_MODCOD_QPSK_2_5, - DVBFE_MODCOD_QPSK_1_2, - DVBFE_MODCOD_QPSK_3_5, - DVBFE_MODCOD_QPSK_2_3, - DVBFE_MODCOD_QPSK_3_4, - DVBFE_MODCOD_QPSK_4_5, - DVBFE_MODCOD_QPSK_5_6, - DVBFE_MODCOD_QPSK_8_9, - DVBFE_MODCOD_QPSK_9_10, - DVBFE_MODCOD_8PSK_3_5, - DVBFE_MODCOD_8PSK_2_3, - DVBFE_MODCOD_8PSK_3_4, - DVBFE_MODCOD_8PSK_5_6, - DVBFE_MODCOD_8PSK_8_9, - DVBFE_MODCOD_8PSK_9_10, - DVBFE_MODCOD_16APSK_2_3, - DVBFE_MODCOD_16APSK_3_4, - DVBFE_MODCOD_16APSK_4_5, - DVBFE_MODCOD_16APSK_5_6, - DVBFE_MODCOD_16APSK_8_9, - DVBFE_MODCOD_16APSK_9_10, - DVBFE_MODCOD_32APSK_3_4, - DVBFE_MODCOD_32APSK_4_5, - DVBFE_MODCOD_32APSK_5_6, - DVBFE_MODCOD_32APSK_8_9, - DVBFE_MODCOD_32APSK_9_10, - DVBFE_MODCOD_RESERVED_1, - DVBFE_MODCOD_BPSK_1_3, - DVBFE_MODCOD_BPSK_1_4, - DVBFE_MODCOD_RESERVED_2 -}; - enum tuner_param { DVBFE_TUNER_FREQUENCY = (1 << 0), DVBFE_TUNER_TUNERSTEP = (1 << 1), @@ -121,30 +122,28 @@ enum tuner_param { DVBFE_TUNER_DUMMY = (1 << 31) }; -/* - * ALGO_HW: (Hardware Algorithm) - * ---------------------------------------------------------------- - * Devices that support this algorithm do everything in hardware - * and no software support is needed to handle them. - * Requesting these devices to LOCK is the only thing required, - * device is supposed to do everything in the hardware. - * - * ALGO_SW: (Software Algorithm) - * ---------------------------------------------------------------- +/** + * enum dvbfe_algo - defines the algorithm used to tune into a channel + * + * @DVBFE_ALGO_HW: Hardware Algorithm - + * Devices that support this algorithm do everything in hardware + * and no software support is needed to handle them. + * Requesting these devices to LOCK is the only thing required, + * device is supposed to do everything in the hardware. + * + * @DVBFE_ALGO_SW: Software Algorithm - * These are dumb devices, that require software to do everything * - * ALGO_CUSTOM: (Customizable Agorithm) - * ---------------------------------------------------------------- - * Devices having this algorithm can be customized to have specific - * algorithms in the frontend driver, rather than simply doing a - * software zig-zag. In this case the zigzag maybe hardware assisted - * or it maybe completely done in hardware. In all cases, usage of - * this algorithm, in conjunction with the search and track - * callbacks, utilizes the driver specific algorithm. - * - * ALGO_RECOVERY: (Recovery Algorithm) - * ---------------------------------------------------------------- - * These devices have AUTO recovery capabilities from LOCK failure + * @DVBFE_ALGO_CUSTOM: Customizable Agorithm - + * Devices having this algorithm can be customized to have specific + * algorithms in the frontend driver, rather than simply doing a + * software zig-zag. In this case the zigzag maybe hardware assisted + * or it maybe completely done in hardware. In all cases, usage of + * this algorithm, in conjunction with the search and track + * callbacks, utilizes the driver specific algorithm. + * + * @DVBFE_ALGO_RECOVERY: Recovery Algorithm - + * These devices have AUTO recovery capabilities from LOCK failure */ enum dvbfe_algo { DVBFE_ALGO_HW = (1 << 0), @@ -162,27 +161,27 @@ struct tuner_state { u32 refclock; }; -/* - * search callback possible return status +/** + * enum dvbfe_search - search callback possible return status * - * DVBFE_ALGO_SEARCH_SUCCESS - * The frontend search algorithm completed and returned successfully + * @DVBFE_ALGO_SEARCH_SUCCESS: + * The frontend search algorithm completed and returned successfully * - * DVBFE_ALGO_SEARCH_ASLEEP - * The frontend search algorithm is sleeping + * @DVBFE_ALGO_SEARCH_ASLEEP: + * The frontend search algorithm is sleeping * - * DVBFE_ALGO_SEARCH_FAILED - * The frontend search for a signal failed + * @DVBFE_ALGO_SEARCH_FAILED: + * The frontend search for a signal failed * - * DVBFE_ALGO_SEARCH_INVALID - * The frontend search algorith was probably supplied with invalid - * parameters and the search is an invalid one + * @DVBFE_ALGO_SEARCH_INVALID: + * The frontend search algorith was probably supplied with invalid + * parameters and the search is an invalid one * - * DVBFE_ALGO_SEARCH_ERROR - * The frontend search algorithm failed due to some error + * @DVBFE_ALGO_SEARCH_ERROR: + * The frontend search algorithm failed due to some error * - * DVBFE_ALGO_SEARCH_AGAIN - * The frontend search algorithm was requested to search again + * @DVBFE_ALGO_SEARCH_AGAIN: + * The frontend search algorithm was requested to search again */ enum dvbfe_search { DVBFE_ALGO_SEARCH_SUCCESS = (1 << 0), @@ -193,7 +192,56 @@ enum dvbfe_search { DVBFE_ALGO_SEARCH_ERROR = (1 << 31), }; - +/** + * struct dvb_tuner_ops - Tuner information and callbacks + * + * @info: embedded struct dvb_tuner_info with tuner properties + * @release: callback function called when frontend is dettached. + * drivers should free any allocated memory. + * @init: callback function used to initialize the tuner device. + * @sleep: callback function used to put the tuner to sleep. + * @suspend: callback function used to inform that the Kernel will + * suspend. + * @resume: callback function used to inform that the Kernel is + * resuming from suspend. + * @set_params: callback function used to inform the tuner to tune + * into a digital TV channel. The properties to be used + * are stored at @dvb_frontend.dtv_property_cache;. The + * tuner demod can change the parameters to reflect the + * changes needed for the channel to be tuned, and + * update statistics. + * @set_analog_params: callback function used to tune into an analog TV + * channel on hybrid tuners. It passes @analog_parameters; + * to the driver. + * @calc_regs: callback function used to pass register data settings + * for simple tuners. + * @set_config: callback function used to send some tuner-specific + * parameters. + * @get_frequency: get the actual tuned frequency + * @get_bandwidth: get the bandwitdh used by the low pass filters + * @get_if_frequency: get the Intermediate Frequency, in Hz. For baseband, + * should return 0. + * @get_status: returns the frontend lock status + * @get_rf_strength: returns the RF signal strengh. Used mostly to support + * analog TV and radio. Digital TV should report, instead, + * via DVBv5 API (@dvb_frontend.dtv_property_cache;). + * @get_afc: Used only by analog TV core. Reports the frequency + * drift due to AFC. + * @set_frequency: Set a new frequency. Please notice that using + * set_params is preferred. + * @set_bandwidth: Set a new frequency. Please notice that using + * set_params is preferred. + * @set_state: callback function used on some legacy drivers that + * don't implement set_params in order to set properties. + * Shouldn't be used on new drivers. + * @get_state: callback function used to get properties by some + * legacy drivers that don't implement set_params. + * Shouldn't be used on new drivers. + * + * NOTE: frequencies used on get_frequency and set_frequency are in Hz for + * terrestrial/cable or kHz for satellite. + * + */ struct dvb_tuner_ops { struct dvb_tuner_info info; @@ -237,10 +285,37 @@ struct dvb_tuner_ops { int (*get_state)(struct dvb_frontend *fe, enum tuner_param param, struct tuner_state *state); }; +/** + * struct analog_demod_info - Information struct for analog TV part of the demod + * + * @name: Name of the analog TV demodulator + */ struct analog_demod_info { char *name; }; +/** + * struct analog_demod_ops - Demodulation information and callbacks for + * analog TV and radio + * + * @info: pointer to struct analog_demod_info + * @set_params: callback function used to inform the demod to set the + * demodulator parameters needed to decode an analog or + * radio channel. The properties are passed via + * struct @analog_params;. + * @has_signal: returns 0xffff if has signal, or 0 if it doesn't. + * @get_afc: Used only by analog TV core. Reports the frequency + * drift due to AFC. + * @tuner_status: callback function that returns tuner status bits, e. g. + * TUNER_STATUS_LOCKED and TUNER_STATUS_STEREO. + * @standby: set the tuner to standby mode. + * @release: callback function called when frontend is dettached. + * drivers should free any allocated memory. + * @i2c_gate_ctrl: controls the I2C gate. Newer drivers should use I2C + * mux support instead. + * @set_config: callback function used to send some tuner-specific + * parameters. + */ struct analog_demod_ops { struct analog_demod_info info; @@ -260,6 +335,87 @@ struct analog_demod_ops { struct dtv_frontend_properties; + +/** + * struct dvb_frontend_ops - Demodulation information and callbacks for + * ditialt TV + * + * @info: embedded struct dvb_tuner_info with tuner properties + * @delsys: Delivery systems supported by the frontend + * @release: callback function called when frontend is dettached. + * drivers should free any allocated memory. + * @release_sec: callback function requesting that the Satelite Equipment + * Control (SEC) driver to release and free any memory + * allocated by the driver. + * @init: callback function used to initialize the tuner device. + * @sleep: callback function used to put the tuner to sleep. + * @write: callback function used by some demod legacy drivers to + * allow other drivers to write data into their registers. + * Should not be used on new drivers. + * @tune: callback function used by demod drivers that use + * @DVBFE_ALGO_HW; to tune into a frequency. + * @get_frontend_algo: returns the desired hardware algorithm. + * @set_frontend: callback function used to inform the demod to set the + * parameters for demodulating a digital TV channel. + * The properties to be used are stored at + * @dvb_frontend.dtv_property_cache;. The demod can change + * the parameters to reflect the changes needed for the + * channel to be decoded, and update statistics. + * @get_tune_settings: callback function + * @get_frontend: callback function used to inform the parameters + * actuall in use. The properties to be used are stored at + * @dvb_frontend.dtv_property_cache; and update + * statistics. Please notice that it should not return + * an error code if the statistics are not available + * because the demog is not locked. + * @read_status: returns the locking status of the frontend. + * @read_ber: legacy callback function to return the bit error rate. + * Newer drivers should provide such info via DVBv5 API, + * e. g. @set_frontend;/@get_frontend;, implementing this + * callback only if DVBv3 API compatibility is wanted. + * @read_signal_strength: legacy callback function to return the signal + * strength. Newer drivers should provide such info via + * DVBv5 API, e. g. @set_frontend;/@get_frontend;, + * implementing this callback only if DVBv3 API + * compatibility is wanted. + * @read_snr: legacy callback function to return the Signal/Noise + * rate. Newer drivers should provide such info via + * DVBv5 API, e. g. @set_frontend;/@get_frontend;, + * implementing this callback only if DVBv3 API + * compatibility is wanted. + * @read_ucblocks: legacy callback function to return the Uncorrected Error + * Blocks. Newer drivers should provide such info via + * DVBv5 API, e. g. @set_frontend;/@get_frontend;, + * implementing this callback only if DVBv3 API + * compatibility is wanted. + * @diseqc_reset_overload: callback function to implement the + * FE_DISEQC_RESET_OVERLOAD ioctl (only Satellite) + * @diseqc_send_master_cmd: callback function to implement the + * FE_DISEQC_SEND_MASTER_CMD ioctl (only Satellite). + * @diseqc_recv_slave_reply: callback function to implement the + * FE_DISEQC_RECV_SLAVE_REPLY ioctl (only Satellite) + * @diseqc_send_burst: callback function to implement the + * FE_DISEQC_SEND_BURST ioctl (only Satellite). + * @set_tone: callback function to implement the + * FE_SET_TONE ioctl (only Satellite). + * @set_voltage: callback function to implement the + * FE_SET_VOLTAGE ioctl (only Satellite). + * @enable_high_lnb_voltage: callback function to implement the + * FE_ENABLE_HIGH_LNB_VOLTAGE ioctl (only Satellite). + * @dishnetwork_send_legacy_command: callback function to implement the + * FE_DISHNETWORK_SEND_LEGACY_CMD ioctl (only Satellite). + * @i2c_gate_ctrl: controls the I2C gate. Newer drivers should use I2C + * mux support instead. + * @ts_bus_ctrl: callback function used to take control of the TS bus. + * @set_lna: callback function to power on/off/auto the LNA. + * @search: callback function used on some custom algo search algos. + * @tuner_ops: pointer to struct dvb_tuner_ops + * @analog_ops: pointer to struct analog_demod_ops + * @set_property: callback function to allow the frontend to validade + * incoming properties. Should not be used on new drivers. + * @get_property: callback function to allow the frontend to override + * outcoming properties. Should not be used on new drivers. + */ struct dvb_frontend_ops { struct dvb_frontend_info info; @@ -280,6 +436,7 @@ struct dvb_frontend_ops { unsigned int mode_flags, unsigned int *delay, enum fe_status *status); + /* get frontend tuning algorithm from the module */ enum dvbfe_algo (*get_frontend_algo)(struct dvb_frontend *fe); @@ -324,6 +481,7 @@ struct dvb_frontend_ops { #ifdef __DVB_CORE__ #define MAX_EVENT 8 +/* Used only internally at dvb_frontend.c */ struct dvb_fe_events { struct dvb_frontend_event events[MAX_EVENT]; int eventw; @@ -334,13 +492,83 @@ struct dvb_fe_events { }; #endif +/** + * struct dtv_frontend_properties - contains a list of properties that are + * specific to a digital TV standard. + * + * @frequency: frequency in Hz for terrestrial/cable or in kHz for + * Satellite + * @modulation: Frontend modulation type + * @voltage: SEC voltage (only Satellite) + * @sectone: SEC tone mode (only Satellite) + * @inversion: Spectral inversion + * @fec_inner: Forward error correction inner Code Rate + * @transmission_mode: Transmission Mode + * @bandwidth_hz: Bandwidth, in Hz. A zero value means that userspace + * wants to autodetect. + * @guard_interval: Guard Interval + * @hierarchy: Hierarchy + * @symbol_rate: Symbol Rate + * @code_rate_HP: high priority stream code rate + * @code_rate_LP: low priority stream code rate + * @pilot: Enable/disable/autodetect pilot tones + * @rolloff: Rolloff factor (alpha) + * @delivery_system: FE delivery system (e. g. digital TV standard) + * @interleaving: interleaving + * @isdbt_partial_reception: ISDB-T partial reception (only ISDB standard) + * @isdbt_sb_mode: ISDB-T Sound Broadcast (SB) mode (only ISDB standard) + * @isdbt_sb_subchannel: ISDB-T SB subchannel (only ISDB standard) + * @isdbt_sb_segment_idx: ISDB-T SB segment index (only ISDB standard) + * @isdbt_sb_segment_count: ISDB-T SB segment count (only ISDB standard) + * @isdbt_layer_enabled: ISDB Layer enabled (only ISDB standard) + * @layer: ISDB per-layer data (only ISDB standard) + * @layer.segment_count: Segment Count; + * @layer.fec: per layer code rate; + * @layer.modulation: per layer modulation; + * @layer.interleaving: per layer interleaving. + * @stream_id: If different than zero, enable substream filtering, if + * hardware supports (DVB-S2 and DVB-T2). + * @atscmh_fic_ver: Version number of the FIC (Fast Information Channel) + * signaling data (only ATSC-M/H) + * @atscmh_parade_id: Parade identification number (only ATSC-M/H) + * @atscmh_nog: Number of MH groups per MH subframe for a designated + * parade (only ATSC-M/H) + * @atscmh_tnog: Total number of MH groups including all MH groups + * belonging to all MH parades in one MH subframe + * (only ATSC-M/H) + * @atscmh_sgn: Start group number (only ATSC-M/H) + * @atscmh_prc: Parade repetition cycle (only ATSC-M/H) + * @atscmh_rs_frame_mode: Reed Solomon (RS) frame mode (only ATSC-M/H) + * @atscmh_rs_frame_ensemble: RS frame ensemble (only ATSC-M/H) + * @atscmh_rs_code_mode_pri: RS code mode pri (only ATSC-M/H) + * @atscmh_rs_code_mode_sec: RS code mode sec (only ATSC-M/H) + * @atscmh_sccc_block_mode: Series Concatenated Convolutional Code (SCCC) + * Block Mode (only ATSC-M/H) + * @atscmh_sccc_code_mode_a: SCCC code mode A (only ATSC-M/H) + * @atscmh_sccc_code_mode_b: SCCC code mode B (only ATSC-M/H) + * @atscmh_sccc_code_mode_c: SCCC code mode C (only ATSC-M/H) + * @atscmh_sccc_code_mode_d: SCCC code mode D (only ATSC-M/H) + * @lna: Power ON/OFF/AUTO the Linear Now-noise Amplifier (LNA) + * @strength: DVBv5 API statistics: Signal Strength + * @cnr: DVBv5 API statistics: Signal to Noise ratio of the + * (main) carrier + * @pre_bit_error: DVBv5 API statistics: pre-Viterbi bit error count + * @pre_bit_count: DVBv5 API statistics: pre-Viterbi bit count + * @post_bit_error: DVBv5 API statistics: post-Viterbi bit error count + * @post_bit_count: DVBv5 API statistics: post-Viterbi bit count + * @block_error: DVBv5 API statistics: block error count + * @block_count: DVBv5 API statistics: block count + * + * NOTE: derivated statistics like Uncorrected Error blocks (UCE) are + * calculated on userspace. + * + * Only a subset of the properties are needed for a given delivery system. + * For more info, consult the media_api.html with the documentation of the + * Userspace API. + */ struct dtv_frontend_properties { - - /* Cache State */ - u32 state; - u32 frequency; - enum fe_modulation modulation; + enum fe_modulation modulation; enum fe_sec_voltage voltage; enum fe_sec_tone_mode sectone; @@ -407,6 +635,11 @@ struct dtv_frontend_properties { struct dtv_fe_stats post_bit_count; struct dtv_fe_stats block_error; struct dtv_fe_stats block_count; + + /* private: */ + /* Cache State */ + u32 state; + }; #define DVB_FE_NO_EXIT 0 @@ -414,6 +647,25 @@ struct dtv_frontend_properties { #define DVB_FE_DEVICE_REMOVED 2 #define DVB_FE_DEVICE_RESUME 3 +/** + * struct dvb_frontend - Frontend structure to be used on drivers. + * + * @ops: embedded struct dvb_frontend_ops + * @dvb: pointer to struct dvb_adapter + * @demodulator_priv: demod private data + * @tuner_priv: tuner private data + * @frontend_priv: frontend private data + * @sec_priv: SEC private data + * @analog_demod_priv: Analog demod private data + * @dtv_property_cache: embedded struct dtv_frontend_properties + * @callback: callback function used on some drivers to call + * either the tuner or the demodulator. + * @id: Frontend ID + * @exit: Used to inform the DVB core that the frontend + * thread should exit (usually, means that the hardware + * got disconnected. + */ + struct dvb_frontend { struct dvb_frontend_ops ops; struct dvb_adapter *dvb; diff --git a/drivers/media/dvb-core/dvb_math.h b/drivers/media/dvb-core/dvb_math.h index aecc867e9..34dc1df03 100644 --- a/drivers/media/dvb-core/dvb_math.h +++ b/drivers/media/dvb-core/dvb_math.h @@ -25,33 +25,38 @@ #include <linux/types.h> /** - * computes log2 of a value; the result is shifted left by 24 bits + * cintlog2 - computes log2 of a value; the result is shifted left by 24 bits + * + * @value: The value (must be != 0) * * to use rational values you can use the following method: * intlog2(value) = intlog2(value * 2^x) - x * 2^24 * - * example: intlog2(8) will give 3 << 24 = 3 * 2^24 - * example: intlog2(9) will give 3 << 24 + ... = 3.16... * 2^24 - * example: intlog2(1.5) = intlog2(3) - 2^24 = 0.584... * 2^24 + * Some usecase examples: + * intlog2(8) will give 3 << 24 = 3 * 2^24 + * intlog2(9) will give 3 << 24 + ... = 3.16... * 2^24 + * intlog2(1.5) = intlog2(3) - 2^24 = 0.584... * 2^24 + * * - * @param value The value (must be != 0) - * @return log2(value) * 2^24 + * return: log2(value) * 2^24 */ extern unsigned int intlog2(u32 value); /** - * computes log10 of a value; the result is shifted left by 24 bits + * intlog10 - computes log10 of a value; the result is shifted left by 24 bits + * + * @value: The value (must be != 0) * * to use rational values you can use the following method: * intlog10(value) = intlog10(value * 10^x) - x * 2^24 * - * example: intlog10(1000) will give 3 << 24 = 3 * 2^24 + * An usecase example: + * intlog10(1000) will give 3 << 24 = 3 * 2^24 * due to the implementation intlog10(1000) might be not exactly 3 * 2^24 * * look at intlog2 for similar examples * - * @param value The value (must be != 0) - * @return log10(value) * 2^24 + * return: log10(value) * 2^24 */ extern unsigned int intlog10(u32 value); diff --git a/drivers/media/dvb-core/dvb_net.c b/drivers/media/dvb-core/dvb_net.c index a694fb1ea..b81e026ed 100644 --- a/drivers/media/dvb-core/dvb_net.c +++ b/drivers/media/dvb-core/dvb_net.c @@ -709,7 +709,7 @@ static void dvb_net_ule( struct net_device *dev, const u8 *buf, size_t buf_len ) if (!priv->ule_dbit) { /* dest_addr buffer is only valid if priv->ule_dbit == 0 */ memcpy(ethh->h_dest, dest_addr, ETH_ALEN); - memset(ethh->h_source, 0, ETH_ALEN); + eth_zero_addr(ethh->h_source); } else /* zeroize source and dest */ memset( ethh, 0, ETH_ALEN*2 ); diff --git a/drivers/media/dvb-core/dvb_ringbuffer.h b/drivers/media/dvb-core/dvb_ringbuffer.h index 9e1e11b7c..3ebc2d34b 100644 --- a/drivers/media/dvb-core/dvb_ringbuffer.h +++ b/drivers/media/dvb-core/dvb_ringbuffer.h @@ -45,33 +45,33 @@ struct dvb_ringbuffer { /* -** Notes: -** ------ -** (1) For performance reasons read and write routines don't check buffer sizes -** and/or number of bytes free/available. This has to be done before these -** routines are called. For example: -** -** *** write <buflen> bytes *** -** free = dvb_ringbuffer_free(rbuf); -** if (free >= buflen) -** count = dvb_ringbuffer_write(rbuf, buffer, buflen); -** else -** ... -** -** *** read min. 1000, max. <bufsize> bytes *** -** avail = dvb_ringbuffer_avail(rbuf); -** if (avail >= 1000) -** count = dvb_ringbuffer_read(rbuf, buffer, min(avail, bufsize)); -** else -** ... -** -** (2) If there is exactly one reader and one writer, there is no need -** to lock read or write operations. -** Two or more readers must be locked against each other. -** Flushing the buffer counts as a read operation. -** Resetting the buffer counts as a read and write operation. -** Two or more writers must be locked against each other. -*/ + * Notes: + * ------ + * (1) For performance reasons read and write routines don't check buffer sizes + * and/or number of bytes free/available. This has to be done before these + * routines are called. For example: + * + * *** write @buflen: bytes *** + * free = dvb_ringbuffer_free(rbuf); + * if (free >= buflen) + * count = dvb_ringbuffer_write(rbuf, buffer, buflen); + * else + * ... + * + * *** read min. 1000, max. @bufsize: bytes *** + * avail = dvb_ringbuffer_avail(rbuf); + * if (avail >= 1000) + * count = dvb_ringbuffer_read(rbuf, buffer, min(avail, bufsize)); + * else + * ... + * + * (2) If there is exactly one reader and one writer, there is no need + * to lock read or write operations. + * Two or more readers must be locked against each other. + * Flushing the buffer counts as a read operation. + * Resetting the buffer counts as a read and write operation. + * Two or more writers must be locked against each other. + */ /* initialize ring buffer, lock and queue */ extern void dvb_ringbuffer_init(struct dvb_ringbuffer *rbuf, void *data, size_t len); @@ -87,9 +87,9 @@ extern ssize_t dvb_ringbuffer_avail(struct dvb_ringbuffer *rbuf); /* -** Reset the read and write pointers to zero and flush the buffer -** This counts as a read and write operation -*/ + * Reset the read and write pointers to zero and flush the buffer + * This counts as a read and write operation + */ extern void dvb_ringbuffer_reset(struct dvb_ringbuffer *rbuf); @@ -101,19 +101,19 @@ extern void dvb_ringbuffer_flush(struct dvb_ringbuffer *rbuf); /* flush buffer protected by spinlock and wake-up waiting task(s) */ extern void dvb_ringbuffer_flush_spinlock_wakeup(struct dvb_ringbuffer *rbuf); -/* peek at byte <offs> in the buffer */ +/* peek at byte @offs: in the buffer */ #define DVB_RINGBUFFER_PEEK(rbuf,offs) \ (rbuf)->data[((rbuf)->pread+(offs))%(rbuf)->size] -/* advance read ptr by <num> bytes */ +/* advance read ptr by @num: bytes */ #define DVB_RINGBUFFER_SKIP(rbuf,num) \ (rbuf)->pread=((rbuf)->pread+(num))%(rbuf)->size /* -** read <len> bytes from ring buffer into <buf> -** <usermem> specifies whether <buf> resides in user space -** returns number of bytes transferred or -EFAULT -*/ + * read @len: bytes from ring buffer into @buf: + * @usermem: specifies whether @buf: resides in user space + * returns number of bytes transferred or -EFAULT + */ extern ssize_t dvb_ringbuffer_read_user(struct dvb_ringbuffer *rbuf, u8 __user *buf, size_t len); extern void dvb_ringbuffer_read(struct dvb_ringbuffer *rbuf, @@ -127,9 +127,9 @@ extern void dvb_ringbuffer_read(struct dvb_ringbuffer *rbuf, { (rbuf)->data[(rbuf)->pwrite]=(byte); \ (rbuf)->pwrite=((rbuf)->pwrite+1)%(rbuf)->size; } /* -** write <len> bytes to ring buffer -** <usermem> specifies whether <buf> resides in user space -** returns number of bytes transferred or -EFAULT + * write @len: bytes to ring buffer + * @usermem: specifies whether @buf: resides in user space + * returns number of bytes transferred or -EFAULT */ extern ssize_t dvb_ringbuffer_write(struct dvb_ringbuffer *rbuf, const u8 *buf, size_t len); @@ -138,48 +138,63 @@ extern ssize_t dvb_ringbuffer_write_user(struct dvb_ringbuffer *rbuf, /** - * Write a packet into the ringbuffer. + * dvb_ringbuffer_pkt_write - Write a packet into the ringbuffer. * - * <rbuf> Ringbuffer to write to. - * <buf> Buffer to write. - * <len> Length of buffer (currently limited to 65535 bytes max). + * @rbuf: Ringbuffer to write to. + * @buf: Buffer to write. + * @len: Length of buffer (currently limited to 65535 bytes max). * returns Number of bytes written, or -EFAULT, -ENOMEM, -EVINAL. */ extern ssize_t dvb_ringbuffer_pkt_write(struct dvb_ringbuffer *rbuf, u8* buf, size_t len); /** - * Read from a packet in the ringbuffer. Note: unlike dvb_ringbuffer_read(), this - * does NOT update the read pointer in the ringbuffer. You must use - * dvb_ringbuffer_pkt_dispose() to mark a packet as no longer required. - * - * <rbuf> Ringbuffer concerned. - * <idx> Packet index as returned by dvb_ringbuffer_pkt_next(). - * <offset> Offset into packet to read from. - * <buf> Destination buffer for data. - * <len> Size of destination buffer. - * <usermem> Set to 1 if <buf> is in userspace. + * dvb_ringbuffer_pkt_read_user - Read from a packet in the ringbuffer. + * Note: unlike dvb_ringbuffer_read(), this does NOT update the read pointer + * in the ringbuffer. You must use dvb_ringbuffer_pkt_dispose() to mark a + * packet as no longer required. + * + * @rbuf: Ringbuffer concerned. + * @idx: Packet index as returned by dvb_ringbuffer_pkt_next(). + * @offset: Offset into packet to read from. + * @buf: Destination buffer for data. + * @len: Size of destination buffer. + * * returns Number of bytes read, or -EFAULT. */ extern ssize_t dvb_ringbuffer_pkt_read_user(struct dvb_ringbuffer *rbuf, size_t idx, int offset, u8 __user *buf, size_t len); + +/** + * dvb_ringbuffer_pkt_read - Read from a packet in the ringbuffer. + * Note: unlike dvb_ringbuffer_read_user(), this DOES update the read pointer + * in the ringbuffer. + * + * @rbuf: Ringbuffer concerned. + * @idx: Packet index as returned by dvb_ringbuffer_pkt_next(). + * @offset: Offset into packet to read from. + * @buf: Destination buffer for data. + * @len: Size of destination buffer. + * + * returns Number of bytes read, or -EFAULT. + */ extern ssize_t dvb_ringbuffer_pkt_read(struct dvb_ringbuffer *rbuf, size_t idx, int offset, u8 *buf, size_t len); /** - * Dispose of a packet in the ring buffer. + * dvb_ringbuffer_pkt_dispose - Dispose of a packet in the ring buffer. * - * <rbuf> Ring buffer concerned. - * <idx> Packet index as returned by dvb_ringbuffer_pkt_next(). + * @rbuf: Ring buffer concerned. + * @idx: Packet index as returned by dvb_ringbuffer_pkt_next(). */ extern void dvb_ringbuffer_pkt_dispose(struct dvb_ringbuffer *rbuf, size_t idx); /** - * Get the index of the next packet in a ringbuffer. + * dvb_ringbuffer_pkt_next - Get the index of the next packet in a ringbuffer. * - * <rbuf> Ringbuffer concerned. - * <idx> Previous packet index, or -1 to return the first packet index. - * <pktlen> On success, will be updated to contain the length of the packet in bytes. + * @rbuf: Ringbuffer concerned. + * @idx: Previous packet index, or -1 to return the first packet index. + * @pktlen: On success, will be updated to contain the length of the packet in bytes. * returns Packet index (if >=0), or -1 if no packets available. */ extern ssize_t dvb_ringbuffer_pkt_next(struct dvb_ringbuffer *rbuf, size_t idx, size_t* pktlen); diff --git a/drivers/media/dvb-core/dvbdev.h b/drivers/media/dvb-core/dvbdev.h index 12629b8ec..c61a4f03a 100644 --- a/drivers/media/dvb-core/dvbdev.h +++ b/drivers/media/dvb-core/dvbdev.h @@ -57,6 +57,25 @@ struct dvb_frontend; +/** + * struct dvb_adapter - represents a Digital TV adapter using Linux DVB API + * + * @num: Number of the adapter + * @list_head: List with the DVB adapters + * @device_list: List with the DVB devices + * @name: Name of the adapter + * @proposed_mac: proposed MAC address for the adapter + * @priv: private data + * @device: pointer to struct device + * @module: pointer to struct module + * @mfe_shared: mfe shared: indicates mutually exclusive frontends + * Thie usage of this flag is currently deprecated + * @mfe_dvbdev: Frontend device in use, in the case of MFE + * @mfe_lock: Lock to prevent using the other frontends when MFE is + * used. + * @mdev: pointer to struct media_device, used when the media + * controller is used. + */ struct dvb_adapter { int num; struct list_head list_head; @@ -78,7 +97,34 @@ struct dvb_adapter { #endif }; - +/** + * struct dvb_device - represents a DVB device node + * + * @list_head: List head with all DVB devices + * @fops: pointer to struct file_operations + * @adapter: pointer to the adapter that holds this device node + * @type: type of the device: DVB_DEVICE_SEC, DVB_DEVICE_FRONTEND, + * DVB_DEVICE_DEMUX, DVB_DEVICE_DVR, DVB_DEVICE_CA, DVB_DEVICE_NET + * @minor: devnode minor number. Major number is always DVB_MAJOR. + * @id: device ID number, inside the adapter + * @readers: Initialized by the caller. Each call to open() in Read Only mode + * decreases this counter by one. + * @writers: Initialized by the caller. Each call to open() in Read/Write + * mode decreases this counter by one. + * @users: Initialized by the caller. Each call to open() in any mode + * decreases this counter by one. + * @wait_queue: wait queue, used to wait for certain events inside one of + * the DVB API callers + * @kernel_ioctl: callback function used to handle ioctl calls from userspace. + * @name: Name to be used for the device at the Media Controller + * @entity: pointer to struct media_entity associated with the device node + * @pads: pointer to struct media_pad associated with @entity; + * @priv: private data + * + * This structure is used by the DVB core (frontend, CA, net, demux) in + * order to create the device nodes. Usually, driver should not initialize + * this struct diretly. + */ struct dvb_device { struct list_head list_head; const struct file_operations *fops; @@ -109,19 +155,55 @@ struct dvb_device { void *priv; }; +/** + * dvb_register_adapter - Registers a new DVB adapter + * + * @adap: pointer to struct dvb_adapter + * @name: Adapter's name + * @module: initialized with THIS_MODULE at the caller + * @device: pointer to struct device that corresponds to the device driver + * @adapter_nums: Array with a list of the numbers for @dvb_register_adapter; + * to select among them. Typically, initialized with: + * DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nums) + */ +int dvb_register_adapter(struct dvb_adapter *adap, const char *name, + struct module *module, struct device *device, + short *adapter_nums); -extern int dvb_register_adapter(struct dvb_adapter *adap, const char *name, - struct module *module, struct device *device, - short *adapter_nums); -extern int dvb_unregister_adapter (struct dvb_adapter *adap); - -extern int dvb_register_device (struct dvb_adapter *adap, - struct dvb_device **pdvbdev, - const struct dvb_device *template, - void *priv, - int type); +/** + * dvb_unregister_adapter - Unregisters a DVB adapter + * + * @adap: pointer to struct dvb_adapter + */ +int dvb_unregister_adapter(struct dvb_adapter *adap); -extern void dvb_unregister_device (struct dvb_device *dvbdev); +/** + * dvb_register_device - Registers a new DVB device + * + * @adap: pointer to struct dvb_adapter + * @pdvbdev: pointer to the place where the new struct dvb_device will be + * stored + * @template: Template used to create &pdvbdev; + * @device: pointer to struct device that corresponds to the device driver + * @adapter_nums: Array with a list of the numbers for @dvb_register_adapter; + * to select among them. Typically, initialized with: + * DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nums) + * @priv: private data + * @type: type of the device: DVB_DEVICE_SEC, DVB_DEVICE_FRONTEND, + * DVB_DEVICE_DEMUX, DVB_DEVICE_DVR, DVB_DEVICE_CA, DVB_DEVICE_NET + */ +int dvb_register_device(struct dvb_adapter *adap, + struct dvb_device **pdvbdev, + const struct dvb_device *template, + void *priv, + int type); + +/** + * dvb_unregister_device - Unregisters a DVB device + * + * @dvbdev: pointer to struct dvb_device + */ +void dvb_unregister_device(struct dvb_device *dvbdev); #ifdef CONFIG_MEDIA_CONTROLLER_DVB void dvb_create_media_graph(struct dvb_adapter *adap); @@ -136,17 +218,17 @@ static inline void dvb_create_media_graph(struct dvb_adapter *adap) {} #define dvb_register_media_controller(a, b) {} #endif -extern int dvb_generic_open (struct inode *inode, struct file *file); -extern int dvb_generic_release (struct inode *inode, struct file *file); -extern long dvb_generic_ioctl (struct file *file, +int dvb_generic_open (struct inode *inode, struct file *file); +int dvb_generic_release (struct inode *inode, struct file *file); +long dvb_generic_ioctl (struct file *file, unsigned int cmd, unsigned long arg); /* we don't mess with video_usercopy() any more, we simply define out own dvb_usercopy(), which will hopefully become generic_usercopy() someday... */ -extern int dvb_usercopy(struct file *file, unsigned int cmd, unsigned long arg, - int (*func)(struct file *file, unsigned int cmd, void *arg)); +int dvb_usercopy(struct file *file, unsigned int cmd, unsigned long arg, + int (*func)(struct file *file, unsigned int cmd, void *arg)); /** generic DVB attach function. */ #ifdef CONFIG_MEDIA_ATTACH diff --git a/drivers/media/dvb-frontends/Kconfig b/drivers/media/dvb-frontends/Kconfig index 5ab90f36a..292c9479b 100644 --- a/drivers/media/dvb-frontends/Kconfig +++ b/drivers/media/dvb-frontends/Kconfig @@ -1,5 +1,5 @@ menu "Customise DVB Frontends" - visible if !MEDIA_SUBDRV_AUTOSELECT + visible if !MEDIA_SUBDRV_AUTOSELECT || COMPILE_TEST comment "Multistandard (satellite) frontends" depends on DVB_CORE @@ -264,6 +264,7 @@ config DVB_MB86A16 config DVB_TDA10071 tristate "NXP TDA10071" depends on DVB_CORE && I2C + select REGMAP default m if !MEDIA_SUBDRV_AUTOSELECT help Say Y when you want to support this frontend. @@ -450,6 +451,13 @@ config DVB_CXD2820R help Say Y when you want to support this frontend. +config DVB_CXD2841ER + tristate "Sony CXD2841ER" + depends on DVB_CORE && I2C + default m if !MEDIA_SUBDRV_AUTOSELECT + help + Say Y when you want to support this frontend. + config DVB_RTL2830 tristate "Realtek RTL2830 DVB-T" depends on DVB_CORE && I2C && I2C_MUX @@ -712,6 +720,14 @@ comment "SEC control devices for DVB-S" source "drivers/media/dvb-frontends/drx39xyj/Kconfig" +config DVB_LNBH25 + tristate "LNBH25 SEC controller" + depends on DVB_CORE && I2C + default m if !MEDIA_SUBDRV_AUTOSELECT + help + An SEC control chip. + Say Y when you want to support this chip. + config DVB_LNBP21 tristate "LNBP21/LNBH24 SEC controllers" depends on DVB_CORE && I2C @@ -815,6 +831,20 @@ config DVB_AF9033 depends on DVB_CORE && I2C default m if !MEDIA_SUBDRV_AUTOSELECT +config DVB_HORUS3A + tristate "Sony Horus3A tuner" + depends on DVB_CORE && I2C + default m if !MEDIA_SUBDRV_AUTOSELECT + help + Say Y when you want to support this frontend. + +config DVB_ASCOT2E + tristate "Sony Ascot2E tuner" + depends on DVB_CORE && I2C + default m if !MEDIA_SUBDRV_AUTOSELECT + help + Say Y when you want to support this frontend. + comment "Tools to develop new frontends" config DVB_DUMMY_FE diff --git a/drivers/media/dvb-frontends/Makefile b/drivers/media/dvb-frontends/Makefile index ebab1b83e..37ef17b5b 100644 --- a/drivers/media/dvb-frontends/Makefile +++ b/drivers/media/dvb-frontends/Makefile @@ -57,6 +57,7 @@ obj-$(CONFIG_DVB_LGDT3305) += lgdt3305.o obj-$(CONFIG_DVB_LGDT3306A) += lgdt3306a.o obj-$(CONFIG_DVB_LG2160) += lg2160.o obj-$(CONFIG_DVB_CX24123) += cx24123.o +obj-$(CONFIG_DVB_LNBH25) += lnbh25.o obj-$(CONFIG_DVB_LNBP21) += lnbp21.o obj-$(CONFIG_DVB_LNBP22) += lnbp22.o obj-$(CONFIG_DVB_ISL6405) += isl6405.o @@ -105,6 +106,7 @@ obj-$(CONFIG_DVB_MB86A20S) += mb86a20s.o obj-$(CONFIG_DVB_IX2505V) += ix2505v.o obj-$(CONFIG_DVB_STV0367) += stv0367.o obj-$(CONFIG_DVB_CXD2820R) += cxd2820r.o +obj-$(CONFIG_DVB_CXD2841ER) += cxd2841er.o obj-$(CONFIG_DVB_DRXK) += drxk.o obj-$(CONFIG_DVB_TDA18271C2DD) += tda18271c2dd.o obj-$(CONFIG_DVB_SI2165) += si2165.o @@ -118,3 +120,5 @@ obj-$(CONFIG_DVB_M88RS2000) += m88rs2000.o obj-$(CONFIG_DVB_AF9033) += af9033.o obj-$(CONFIG_DVB_AS102_FE) += as102_fe.o obj-$(CONFIG_DVB_TC90522) += tc90522.o +obj-$(CONFIG_DVB_HORUS3A) += horus3a.o +obj-$(CONFIG_DVB_ASCOT2E) += ascot2e.o diff --git a/drivers/media/dvb-frontends/a8293.c b/drivers/media/dvb-frontends/a8293.c index 97ecbe010..e1e9bddcf 100644 --- a/drivers/media/dvb-frontends/a8293.c +++ b/drivers/media/dvb-frontends/a8293.c @@ -12,163 +12,69 @@ * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ -#include "dvb_frontend.h" #include "a8293.h" -struct a8293_priv { - u8 i2c_addr; - struct i2c_adapter *i2c; +struct a8293_dev { struct i2c_client *client; u8 reg[2]; }; -static int a8293_i2c(struct a8293_priv *priv, u8 *val, int len, bool rd) -{ - int ret; - struct i2c_msg msg[1] = { - { - .addr = priv->i2c_addr, - .len = len, - .buf = val, - } - }; - - if (rd) - msg[0].flags = I2C_M_RD; - else - msg[0].flags = 0; - - ret = i2c_transfer(priv->i2c, msg, 1); - if (ret == 1) { - ret = 0; - } else { - dev_warn(&priv->i2c->dev, "%s: i2c failed=%d rd=%d\n", - KBUILD_MODNAME, ret, rd); - ret = -EREMOTEIO; - } - - return ret; -} - -static int a8293_wr(struct a8293_priv *priv, u8 *val, int len) -{ - return a8293_i2c(priv, val, len, 0); -} - -static int a8293_rd(struct a8293_priv *priv, u8 *val, int len) -{ - return a8293_i2c(priv, val, len, 1); -} - static int a8293_set_voltage(struct dvb_frontend *fe, - enum fe_sec_voltage fe_sec_voltage) + enum fe_sec_voltage fe_sec_voltage) { - struct a8293_priv *priv = fe->sec_priv; + struct a8293_dev *dev = fe->sec_priv; + struct i2c_client *client = dev->client; int ret; + u8 reg0, reg1; - dev_dbg(&priv->i2c->dev, "%s: fe_sec_voltage=%d\n", __func__, - fe_sec_voltage); + dev_dbg(&client->dev, "fe_sec_voltage=%d\n", fe_sec_voltage); switch (fe_sec_voltage) { case SEC_VOLTAGE_OFF: /* ENB=0 */ - priv->reg[0] = 0x10; + reg0 = 0x10; break; case SEC_VOLTAGE_13: /* VSEL0=1, VSEL1=0, VSEL2=0, VSEL3=0, ENB=1*/ - priv->reg[0] = 0x31; + reg0 = 0x31; break; case SEC_VOLTAGE_18: /* VSEL0=0, VSEL1=0, VSEL2=0, VSEL3=1, ENB=1*/ - priv->reg[0] = 0x38; + reg0 = 0x38; break; default: ret = -EINVAL; goto err; } - - ret = a8293_wr(priv, &priv->reg[0], 1); - if (ret) - goto err; - - usleep_range(1500, 50000); - - return ret; -err: - dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret); - return ret; -} - -static void a8293_release_sec(struct dvb_frontend *fe) -{ - a8293_set_voltage(fe, SEC_VOLTAGE_OFF); - - kfree(fe->sec_priv); - fe->sec_priv = NULL; -} - -struct dvb_frontend *a8293_attach(struct dvb_frontend *fe, - struct i2c_adapter *i2c, const struct a8293_config *cfg) -{ - int ret; - struct a8293_priv *priv = NULL; - u8 buf[2]; - - /* allocate memory for the internal priv */ - priv = kzalloc(sizeof(struct a8293_priv), GFP_KERNEL); - if (priv == NULL) { - ret = -ENOMEM; - goto err; + if (reg0 != dev->reg[0]) { + ret = i2c_master_send(client, ®0, 1); + if (ret < 0) + goto err; + dev->reg[0] = reg0; } - /* setup the priv */ - priv->i2c = i2c; - priv->i2c_addr = cfg->i2c_addr; - fe->sec_priv = priv; - - /* check if the SEC is there */ - ret = a8293_rd(priv, buf, 2); - if (ret) - goto err; - - /* ENB=0 */ - priv->reg[0] = 0x10; - ret = a8293_wr(priv, &priv->reg[0], 1); - if (ret) - goto err; - /* TMODE=0, TGATE=1 */ - priv->reg[1] = 0x82; - ret = a8293_wr(priv, &priv->reg[1], 1); - if (ret) - goto err; - - fe->ops.release_sec = a8293_release_sec; - - /* override frontend ops */ - fe->ops.set_voltage = a8293_set_voltage; - - dev_info(&priv->i2c->dev, "%s: Allegro A8293 SEC attached\n", - KBUILD_MODNAME); + reg1 = 0x82; + if (reg1 != dev->reg[1]) { + ret = i2c_master_send(client, ®1, 1); + if (ret < 0) + goto err; + dev->reg[1] = reg1; + } - return fe; + usleep_range(1500, 50000); + return 0; err: - dev_dbg(&i2c->dev, "%s: failed=%d\n", __func__, ret); - kfree(priv); - return NULL; + dev_dbg(&client->dev, "failed=%d\n", ret); + return ret; } -EXPORT_SYMBOL(a8293_attach); static int a8293_probe(struct i2c_client *client, - const struct i2c_device_id *id) + const struct i2c_device_id *id) { - struct a8293_priv *dev; + struct a8293_dev *dev; struct a8293_platform_data *pdata = client->dev.platform_data; struct dvb_frontend *fe = pdata->dvb_frontend; int ret; @@ -181,29 +87,14 @@ static int a8293_probe(struct i2c_client *client, } dev->client = client; - dev->i2c = client->adapter; - dev->i2c_addr = client->addr; /* check if the SEC is there */ - ret = a8293_rd(dev, buf, 2); - if (ret) - goto err_kfree; - - /* ENB=0 */ - dev->reg[0] = 0x10; - ret = a8293_wr(dev, &dev->reg[0], 1); - if (ret) - goto err_kfree; - - /* TMODE=0, TGATE=1 */ - dev->reg[1] = 0x82; - ret = a8293_wr(dev, &dev->reg[1], 1); - if (ret) + ret = i2c_master_recv(client, buf, 2); + if (ret < 0) goto err_kfree; /* override frontend ops */ fe->ops.set_voltage = a8293_set_voltage; - fe->sec_priv = dev; i2c_set_clientdata(client, dev); @@ -234,7 +125,6 @@ MODULE_DEVICE_TABLE(i2c, a8293_id_table); static struct i2c_driver a8293_driver = { .driver = { - .owner = THIS_MODULE, .name = "a8293", .suppress_bind_attrs = true, }, diff --git a/drivers/media/dvb-frontends/a8293.h b/drivers/media/dvb-frontends/a8293.h index aff36538f..7b90a03fc 100644 --- a/drivers/media/dvb-frontends/a8293.h +++ b/drivers/media/dvb-frontends/a8293.h @@ -12,17 +12,12 @@ * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ #ifndef A8293_H #define A8293_H #include "dvb_frontend.h" -#include <linux/kconfig.h> /* * I2C address @@ -37,21 +32,4 @@ struct a8293_platform_data { struct dvb_frontend *dvb_frontend; }; - -struct a8293_config { - u8 i2c_addr; -}; - -#if IS_REACHABLE(CONFIG_DVB_A8293) -extern struct dvb_frontend *a8293_attach(struct dvb_frontend *fe, - struct i2c_adapter *i2c, const struct a8293_config *cfg); -#else -static inline struct dvb_frontend *a8293_attach(struct dvb_frontend *fe, - struct i2c_adapter *i2c, const struct a8293_config *cfg) -{ - printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); - return NULL; -} -#endif - #endif /* A8293_H */ diff --git a/drivers/media/dvb-frontends/af9033.c b/drivers/media/dvb-frontends/af9033.c index 59018afaa..bc35206a0 100644 --- a/drivers/media/dvb-frontends/af9033.c +++ b/drivers/media/dvb-frontends/af9033.c @@ -1387,7 +1387,6 @@ MODULE_DEVICE_TABLE(i2c, af9033_id_table); static struct i2c_driver af9033_driver = { .driver = { - .owner = THIS_MODULE, .name = "af9033", }, .probe = af9033_probe, diff --git a/drivers/media/dvb-frontends/ascot2e.c b/drivers/media/dvb-frontends/ascot2e.c new file mode 100644 index 000000000..f770f6a2c --- /dev/null +++ b/drivers/media/dvb-frontends/ascot2e.c @@ -0,0 +1,548 @@ +/* + * ascot2e.c + * + * Sony Ascot3E DVB-T/T2/C/C2 tuner driver + * + * Copyright 2012 Sony Corporation + * Copyright (C) 2014 NetUP Inc. + * Copyright (C) 2014 Sergey Kozlov <serjk@netup.ru> + * Copyright (C) 2014 Abylay Ospan <aospan@netup.ru> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <linux/slab.h> +#include <linux/module.h> +#include <linux/dvb/frontend.h> +#include <linux/types.h> +#include "ascot2e.h" +#include "dvb_frontend.h" + +#define MAX_WRITE_REGSIZE 10 + +enum ascot2e_state { + STATE_UNKNOWN, + STATE_SLEEP, + STATE_ACTIVE +}; + +struct ascot2e_priv { + u32 frequency; + u8 i2c_address; + struct i2c_adapter *i2c; + enum ascot2e_state state; + void *set_tuner_data; + int (*set_tuner)(void *, int); +}; + +enum ascot2e_tv_system_t { + ASCOT2E_DTV_DVBT_5, + ASCOT2E_DTV_DVBT_6, + ASCOT2E_DTV_DVBT_7, + ASCOT2E_DTV_DVBT_8, + ASCOT2E_DTV_DVBT2_1_7, + ASCOT2E_DTV_DVBT2_5, + ASCOT2E_DTV_DVBT2_6, + ASCOT2E_DTV_DVBT2_7, + ASCOT2E_DTV_DVBT2_8, + ASCOT2E_DTV_DVBC_6, + ASCOT2E_DTV_DVBC_8, + ASCOT2E_DTV_DVBC2_6, + ASCOT2E_DTV_DVBC2_8, + ASCOT2E_DTV_UNKNOWN +}; + +struct ascot2e_band_sett { + u8 if_out_sel; + u8 agc_sel; + u8 mix_oll; + u8 rf_gain; + u8 if_bpf_gc; + u8 fif_offset; + u8 bw_offset; + u8 bw; + u8 rf_oldet; + u8 if_bpf_f0; +}; + +#define ASCOT2E_AUTO 0xff +#define ASCOT2E_OFFSET(ofs) ((u8)(ofs) & 0x1F) +#define ASCOT2E_BW_6 0x00 +#define ASCOT2E_BW_7 0x01 +#define ASCOT2E_BW_8 0x02 +#define ASCOT2E_BW_1_7 0x03 + +static struct ascot2e_band_sett ascot2e_sett[] = { + { ASCOT2E_AUTO, ASCOT2E_AUTO, 0x03, ASCOT2E_AUTO, 0x06, + ASCOT2E_OFFSET(-8), ASCOT2E_OFFSET(-6), ASCOT2E_BW_6, 0x0B, 0x00 }, + { ASCOT2E_AUTO, ASCOT2E_AUTO, 0x03, ASCOT2E_AUTO, 0x06, + ASCOT2E_OFFSET(-8), ASCOT2E_OFFSET(-6), ASCOT2E_BW_6, 0x0B, 0x00 }, + { ASCOT2E_AUTO, ASCOT2E_AUTO, 0x03, ASCOT2E_AUTO, 0x06, + ASCOT2E_OFFSET(-6), ASCOT2E_OFFSET(-4), ASCOT2E_BW_7, 0x0B, 0x00 }, + { ASCOT2E_AUTO, ASCOT2E_AUTO, 0x03, ASCOT2E_AUTO, 0x06, + ASCOT2E_OFFSET(-4), ASCOT2E_OFFSET(-2), ASCOT2E_BW_8, 0x0B, 0x00 }, + { ASCOT2E_AUTO, ASCOT2E_AUTO, 0x03, ASCOT2E_AUTO, 0x06, + ASCOT2E_OFFSET(-10), ASCOT2E_OFFSET(-16), ASCOT2E_BW_1_7, 0x0B, 0x00 }, + { ASCOT2E_AUTO, ASCOT2E_AUTO, 0x03, ASCOT2E_AUTO, 0x06, + ASCOT2E_OFFSET(-8), ASCOT2E_OFFSET(-6), ASCOT2E_BW_6, 0x0B, 0x00 }, + { ASCOT2E_AUTO, ASCOT2E_AUTO, 0x03, ASCOT2E_AUTO, 0x06, + ASCOT2E_OFFSET(-8), ASCOT2E_OFFSET(-6), ASCOT2E_BW_6, 0x0B, 0x00 }, + { ASCOT2E_AUTO, ASCOT2E_AUTO, 0x03, ASCOT2E_AUTO, 0x06, + ASCOT2E_OFFSET(-6), ASCOT2E_OFFSET(-4), ASCOT2E_BW_7, 0x0B, 0x00 }, + { ASCOT2E_AUTO, ASCOT2E_AUTO, 0x03, ASCOT2E_AUTO, 0x06, + ASCOT2E_OFFSET(-4), ASCOT2E_OFFSET(-2), ASCOT2E_BW_8, 0x0B, 0x00 }, + { ASCOT2E_AUTO, ASCOT2E_AUTO, 0x02, ASCOT2E_AUTO, 0x03, + ASCOT2E_OFFSET(-6), ASCOT2E_OFFSET(-8), ASCOT2E_BW_6, 0x09, 0x00 }, + { ASCOT2E_AUTO, ASCOT2E_AUTO, 0x02, ASCOT2E_AUTO, 0x03, + ASCOT2E_OFFSET(-2), ASCOT2E_OFFSET(-1), ASCOT2E_BW_8, 0x09, 0x00 }, + { ASCOT2E_AUTO, ASCOT2E_AUTO, 0x03, ASCOT2E_AUTO, 0x01, + ASCOT2E_OFFSET(-6), ASCOT2E_OFFSET(-4), ASCOT2E_BW_6, 0x09, 0x00 }, + { ASCOT2E_AUTO, ASCOT2E_AUTO, 0x03, ASCOT2E_AUTO, 0x01, + ASCOT2E_OFFSET(-2), ASCOT2E_OFFSET(2), ASCOT2E_BW_8, 0x09, 0x00 } +}; + +static void ascot2e_i2c_debug(struct ascot2e_priv *priv, + u8 reg, u8 write, const u8 *data, u32 len) +{ + dev_dbg(&priv->i2c->dev, "ascot2e: I2C %s reg 0x%02x size %d\n", + (write == 0 ? "read" : "write"), reg, len); + print_hex_dump_bytes("ascot2e: I2C data: ", + DUMP_PREFIX_OFFSET, data, len); +} + +static int ascot2e_write_regs(struct ascot2e_priv *priv, + u8 reg, const u8 *data, u32 len) +{ + int ret; + u8 buf[MAX_WRITE_REGSIZE + 1]; + struct i2c_msg msg[1] = { + { + .addr = priv->i2c_address, + .flags = 0, + .len = len + 1, + .buf = buf, + } + }; + + if (len + 1 >= sizeof(buf)) { + dev_warn(&priv->i2c->dev,"wr reg=%04x: len=%d is too big!\n", + reg, len + 1); + return -E2BIG; + } + + ascot2e_i2c_debug(priv, reg, 1, data, len); + buf[0] = reg; + memcpy(&buf[1], data, len); + ret = i2c_transfer(priv->i2c, msg, 1); + if (ret >= 0 && ret != 1) + ret = -EREMOTEIO; + if (ret < 0) { + dev_warn(&priv->i2c->dev, + "%s: i2c wr failed=%d reg=%02x len=%d\n", + KBUILD_MODNAME, ret, reg, len); + return ret; + } + return 0; +} + +static int ascot2e_write_reg(struct ascot2e_priv *priv, u8 reg, u8 val) +{ + return ascot2e_write_regs(priv, reg, &val, 1); +} + +static int ascot2e_read_regs(struct ascot2e_priv *priv, + u8 reg, u8 *val, u32 len) +{ + int ret; + struct i2c_msg msg[2] = { + { + .addr = priv->i2c_address, + .flags = 0, + .len = 1, + .buf = ®, + }, { + .addr = priv->i2c_address, + .flags = I2C_M_RD, + .len = len, + .buf = val, + } + }; + + ret = i2c_transfer(priv->i2c, &msg[0], 1); + if (ret >= 0 && ret != 1) + ret = -EREMOTEIO; + if (ret < 0) { + dev_warn(&priv->i2c->dev, + "%s: I2C rw failed=%d addr=%02x reg=%02x\n", + KBUILD_MODNAME, ret, priv->i2c_address, reg); + return ret; + } + ret = i2c_transfer(priv->i2c, &msg[1], 1); + if (ret >= 0 && ret != 1) + ret = -EREMOTEIO; + if (ret < 0) { + dev_warn(&priv->i2c->dev, + "%s: i2c rd failed=%d addr=%02x reg=%02x\n", + KBUILD_MODNAME, ret, priv->i2c_address, reg); + return ret; + } + ascot2e_i2c_debug(priv, reg, 0, val, len); + return 0; +} + +static int ascot2e_read_reg(struct ascot2e_priv *priv, u8 reg, u8 *val) +{ + return ascot2e_read_regs(priv, reg, val, 1); +} + +static int ascot2e_set_reg_bits(struct ascot2e_priv *priv, + u8 reg, u8 data, u8 mask) +{ + int res; + u8 rdata; + + if (mask != 0xff) { + res = ascot2e_read_reg(priv, reg, &rdata); + if (res != 0) + return res; + data = ((data & mask) | (rdata & (mask ^ 0xFF))); + } + return ascot2e_write_reg(priv, reg, data); +} + +static int ascot2e_enter_power_save(struct ascot2e_priv *priv) +{ + u8 data[2]; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state == STATE_SLEEP) + return 0; + data[0] = 0x00; + data[1] = 0x04; + ascot2e_write_regs(priv, 0x14, data, 2); + ascot2e_write_reg(priv, 0x50, 0x01); + priv->state = STATE_SLEEP; + return 0; +} + +static int ascot2e_leave_power_save(struct ascot2e_priv *priv) +{ + u8 data[2] = { 0xFB, 0x0F }; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state == STATE_ACTIVE) + return 0; + ascot2e_write_regs(priv, 0x14, data, 2); + ascot2e_write_reg(priv, 0x50, 0x00); + priv->state = STATE_ACTIVE; + return 0; +} + +static int ascot2e_init(struct dvb_frontend *fe) +{ + struct ascot2e_priv *priv = fe->tuner_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + return ascot2e_leave_power_save(priv); +} + +static int ascot2e_release(struct dvb_frontend *fe) +{ + struct ascot2e_priv *priv = fe->tuner_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + kfree(fe->tuner_priv); + fe->tuner_priv = NULL; + return 0; +} + +static int ascot2e_sleep(struct dvb_frontend *fe) +{ + struct ascot2e_priv *priv = fe->tuner_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + ascot2e_enter_power_save(priv); + return 0; +} + +static enum ascot2e_tv_system_t ascot2e_get_tv_system(struct dvb_frontend *fe) +{ + enum ascot2e_tv_system_t system = ASCOT2E_DTV_UNKNOWN; + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + struct ascot2e_priv *priv = fe->tuner_priv; + + if (p->delivery_system == SYS_DVBT) { + if (p->bandwidth_hz <= 5000000) + system = ASCOT2E_DTV_DVBT_5; + else if (p->bandwidth_hz <= 6000000) + system = ASCOT2E_DTV_DVBT_6; + else if (p->bandwidth_hz <= 7000000) + system = ASCOT2E_DTV_DVBT_7; + else if (p->bandwidth_hz <= 8000000) + system = ASCOT2E_DTV_DVBT_8; + else { + system = ASCOT2E_DTV_DVBT_8; + p->bandwidth_hz = 8000000; + } + } else if (p->delivery_system == SYS_DVBT2) { + if (p->bandwidth_hz <= 5000000) + system = ASCOT2E_DTV_DVBT2_5; + else if (p->bandwidth_hz <= 6000000) + system = ASCOT2E_DTV_DVBT2_6; + else if (p->bandwidth_hz <= 7000000) + system = ASCOT2E_DTV_DVBT2_7; + else if (p->bandwidth_hz <= 8000000) + system = ASCOT2E_DTV_DVBT2_8; + else { + system = ASCOT2E_DTV_DVBT2_8; + p->bandwidth_hz = 8000000; + } + } else if (p->delivery_system == SYS_DVBC_ANNEX_A) { + if (p->bandwidth_hz <= 6000000) + system = ASCOT2E_DTV_DVBC_6; + else if (p->bandwidth_hz <= 8000000) + system = ASCOT2E_DTV_DVBC_8; + } + dev_dbg(&priv->i2c->dev, + "%s(): ASCOT2E DTV system %d (delsys %d, bandwidth %d)\n", + __func__, (int)system, p->delivery_system, p->bandwidth_hz); + return system; +} + +static int ascot2e_set_params(struct dvb_frontend *fe) +{ + u8 data[10]; + u32 frequency; + enum ascot2e_tv_system_t tv_system; + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + struct ascot2e_priv *priv = fe->tuner_priv; + + dev_dbg(&priv->i2c->dev, "%s(): tune frequency %dkHz\n", + __func__, p->frequency / 1000); + tv_system = ascot2e_get_tv_system(fe); + + if (tv_system == ASCOT2E_DTV_UNKNOWN) { + dev_dbg(&priv->i2c->dev, "%s(): unknown DTV system\n", + __func__); + return -EINVAL; + } + if (priv->set_tuner) + priv->set_tuner(priv->set_tuner_data, 1); + frequency = roundup(p->frequency / 1000, 25); + if (priv->state == STATE_SLEEP) + ascot2e_leave_power_save(priv); + + /* IF_OUT_SEL / AGC_SEL setting */ + data[0] = 0x00; + if (ascot2e_sett[tv_system].agc_sel != ASCOT2E_AUTO) { + /* AGC pin setting from parameter table */ + data[0] |= (u8)( + (ascot2e_sett[tv_system].agc_sel & 0x03) << 3); + } + if (ascot2e_sett[tv_system].if_out_sel != ASCOT2E_AUTO) { + /* IFOUT pin setting from parameter table */ + data[0] |= (u8)( + (ascot2e_sett[tv_system].if_out_sel & 0x01) << 2); + } + /* Set bit[4:2] only */ + ascot2e_set_reg_bits(priv, 0x05, data[0], 0x1c); + /* 0x06 - 0x0F */ + /* REF_R setting (0x06) */ + if (tv_system == ASCOT2E_DTV_DVBC_6 || + tv_system == ASCOT2E_DTV_DVBC_8) { + /* xtal, xtal*2 */ + data[0] = (frequency > 500000) ? 16 : 32; + } else { + /* xtal/8, xtal/4 */ + data[0] = (frequency > 500000) ? 2 : 4; + } + /* XOSC_SEL=100uA */ + data[1] = 0x04; + /* KBW setting (0x08), KC0 setting (0x09), KC1 setting (0x0A) */ + if (tv_system == ASCOT2E_DTV_DVBC_6 || + tv_system == ASCOT2E_DTV_DVBC_8) { + data[2] = 18; + data[3] = 120; + data[4] = 20; + } else { + data[2] = 48; + data[3] = 10; + data[4] = 30; + } + /* ORDER/R2_RANGE/R2_BANK/C2_BANK setting (0x0B) */ + if (tv_system == ASCOT2E_DTV_DVBC_6 || + tv_system == ASCOT2E_DTV_DVBC_8) + data[5] = (frequency > 500000) ? 0x08 : 0x0c; + else + data[5] = (frequency > 500000) ? 0x30 : 0x38; + /* Set MIX_OLL (0x0C) value from parameter table */ + data[6] = ascot2e_sett[tv_system].mix_oll; + /* Set RF_GAIN (0x0D) setting from parameter table */ + if (ascot2e_sett[tv_system].rf_gain == ASCOT2E_AUTO) { + /* RF_GAIN auto control enable */ + ascot2e_write_reg(priv, 0x4E, 0x01); + /* RF_GAIN Default value */ + data[7] = 0x00; + } else { + /* RF_GAIN auto control disable */ + ascot2e_write_reg(priv, 0x4E, 0x00); + data[7] = ascot2e_sett[tv_system].rf_gain; + } + /* Set IF_BPF_GC/FIF_OFFSET (0x0E) value from parameter table */ + data[8] = (u8)((ascot2e_sett[tv_system].fif_offset << 3) | + (ascot2e_sett[tv_system].if_bpf_gc & 0x07)); + /* Set BW_OFFSET (0x0F) value from parameter table */ + data[9] = ascot2e_sett[tv_system].bw_offset; + ascot2e_write_regs(priv, 0x06, data, 10); + /* + * 0x45 - 0x47 + * LNA optimization setting + * RF_LNA_DIST1-5, RF_LNA_CM + */ + if (tv_system == ASCOT2E_DTV_DVBC_6 || + tv_system == ASCOT2E_DTV_DVBC_8) { + data[0] = 0x0F; + data[1] = 0x00; + data[2] = 0x01; + } else { + data[0] = 0x0F; + data[1] = 0x00; + data[2] = 0x03; + } + ascot2e_write_regs(priv, 0x45, data, 3); + /* 0x49 - 0x4A + Set RF_OLDET_ENX/RF_OLDET_OLL value from parameter table */ + data[0] = ascot2e_sett[tv_system].rf_oldet; + /* Set IF_BPF_F0 value from parameter table */ + data[1] = ascot2e_sett[tv_system].if_bpf_f0; + ascot2e_write_regs(priv, 0x49, data, 2); + /* + * Tune now + * RFAGC fast mode / RFAGC auto control enable + * (set bit[7], bit[5:4] only) + * vco_cal = 1, set MIX_OL_CPU_EN + */ + ascot2e_set_reg_bits(priv, 0x0c, 0x90, 0xb0); + /* Logic wake up, CPU wake up */ + data[0] = 0xc4; + data[1] = 0x40; + ascot2e_write_regs(priv, 0x03, data, 2); + /* 0x10 - 0x14 */ + data[0] = (u8)(frequency & 0xFF); /* 0x10: FRF_L */ + data[1] = (u8)((frequency >> 8) & 0xFF); /* 0x11: FRF_M */ + data[2] = (u8)((frequency >> 16) & 0x0F); /* 0x12: FRF_H (bit[3:0]) */ + /* 0x12: BW (bit[5:4]) */ + data[2] |= (u8)(ascot2e_sett[tv_system].bw << 4); + data[3] = 0xFF; /* 0x13: VCO calibration enable */ + data[4] = 0xFF; /* 0x14: Analog block enable */ + /* Tune (Burst write) */ + ascot2e_write_regs(priv, 0x10, data, 5); + msleep(50); + /* CPU deep sleep */ + ascot2e_write_reg(priv, 0x04, 0x00); + /* Logic sleep */ + ascot2e_write_reg(priv, 0x03, 0xC0); + /* RFAGC normal mode (set bit[5:4] only) */ + ascot2e_set_reg_bits(priv, 0x0C, 0x00, 0x30); + priv->frequency = frequency; + return 0; +} + +static int ascot2e_get_frequency(struct dvb_frontend *fe, u32 *frequency) +{ + struct ascot2e_priv *priv = fe->tuner_priv; + + *frequency = priv->frequency * 1000; + return 0; +} + +static struct dvb_tuner_ops ascot2e_tuner_ops = { + .info = { + .name = "Sony ASCOT2E", + .frequency_min = 1000000, + .frequency_max = 1200000000, + .frequency_step = 25000, + }, + .init = ascot2e_init, + .release = ascot2e_release, + .sleep = ascot2e_sleep, + .set_params = ascot2e_set_params, + .get_frequency = ascot2e_get_frequency, +}; + +struct dvb_frontend *ascot2e_attach(struct dvb_frontend *fe, + const struct ascot2e_config *config, + struct i2c_adapter *i2c) +{ + u8 data[4]; + struct ascot2e_priv *priv = NULL; + + priv = kzalloc(sizeof(struct ascot2e_priv), GFP_KERNEL); + if (priv == NULL) + return NULL; + priv->i2c_address = (config->i2c_address >> 1); + priv->i2c = i2c; + priv->set_tuner_data = config->set_tuner_priv; + priv->set_tuner = config->set_tuner_callback; + + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + + /* 16 MHz xTal frequency */ + data[0] = 16; + /* VCO current setting */ + data[1] = 0x06; + /* Logic wake up, CPU boot */ + data[2] = 0xC4; + data[3] = 0x40; + ascot2e_write_regs(priv, 0x01, data, 4); + /* RFVGA optimization setting (RF_DIST0 - RF_DIST2) */ + data[0] = 0x10; + data[1] = 0x3F; + data[2] = 0x25; + ascot2e_write_regs(priv, 0x22, data, 3); + /* PLL mode setting */ + ascot2e_write_reg(priv, 0x28, 0x1e); + /* RSSI setting */ + ascot2e_write_reg(priv, 0x59, 0x04); + /* TODO check CPU HW error state here */ + msleep(80); + /* Xtal oscillator current control setting */ + ascot2e_write_reg(priv, 0x4c, 0x01); + /* XOSC_SEL=100uA */ + ascot2e_write_reg(priv, 0x07, 0x04); + /* CPU deep sleep */ + ascot2e_write_reg(priv, 0x04, 0x00); + /* Logic sleep */ + ascot2e_write_reg(priv, 0x03, 0xc0); + /* Power save setting */ + data[0] = 0x00; + data[1] = 0x04; + ascot2e_write_regs(priv, 0x14, data, 2); + ascot2e_write_reg(priv, 0x50, 0x01); + priv->state = STATE_SLEEP; + + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 0); + + memcpy(&fe->ops.tuner_ops, &ascot2e_tuner_ops, + sizeof(struct dvb_tuner_ops)); + fe->tuner_priv = priv; + dev_info(&priv->i2c->dev, + "Sony ASCOT2E attached on addr=%x at I2C adapter %p\n", + priv->i2c_address, priv->i2c); + return fe; +} +EXPORT_SYMBOL(ascot2e_attach); + +MODULE_DESCRIPTION("Sony ASCOT2E terr/cab tuner driver"); +MODULE_AUTHOR("info@netup.ru"); +MODULE_LICENSE("GPL"); diff --git a/drivers/media/dvb-frontends/ascot2e.h b/drivers/media/dvb-frontends/ascot2e.h new file mode 100644 index 000000000..6da4ae6d6 --- /dev/null +++ b/drivers/media/dvb-frontends/ascot2e.h @@ -0,0 +1,58 @@ +/* + * ascot2e.h + * + * Sony Ascot3E DVB-T/T2/C/C2 tuner driver + * + * Copyright 2012 Sony Corporation + * Copyright (C) 2014 NetUP Inc. + * Copyright (C) 2014 Sergey Kozlov <serjk@netup.ru> + * Copyright (C) 2014 Abylay Ospan <aospan@netup.ru> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef __DVB_ASCOT2E_H__ +#define __DVB_ASCOT2E_H__ + +#include <linux/kconfig.h> +#include <linux/dvb/frontend.h> +#include <linux/i2c.h> + +/** + * struct ascot2e_config - the configuration of Ascot2E tuner driver + * @i2c_address: I2C address of the tuner + * @xtal_freq_mhz: Oscillator frequency, MHz + * @set_tuner_priv: Callback function private context + * @set_tuner_callback: Callback function that notifies the parent driver + * which tuner is active now + */ +struct ascot2e_config { + u8 i2c_address; + u8 xtal_freq_mhz; + void *set_tuner_priv; + int (*set_tuner_callback)(void *, int); +}; + +#if IS_REACHABLE(CONFIG_DVB_ASCOT2E) +extern struct dvb_frontend *ascot2e_attach(struct dvb_frontend *fe, + const struct ascot2e_config *config, + struct i2c_adapter *i2c); +#else +static inline struct dvb_frontend *ascot2e_attach(struct dvb_frontend *fe, + const struct ascot2e_config *config, + struct i2c_adapter *i2c) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif + +#endif diff --git a/drivers/media/dvb-frontends/au8522_decoder.c b/drivers/media/dvb-frontends/au8522_decoder.c index 33aa9410b..28d7dc2fe 100644 --- a/drivers/media/dvb-frontends/au8522_decoder.c +++ b/drivers/media/dvb-frontends/au8522_decoder.c @@ -820,7 +820,6 @@ MODULE_DEVICE_TABLE(i2c, au8522_id); static struct i2c_driver au8522_driver = { .driver = { - .owner = THIS_MODULE, .name = "au8522", }, .probe = au8522_probe, diff --git a/drivers/media/dvb-frontends/au8522_dig.c b/drivers/media/dvb-frontends/au8522_dig.c index b744a3f8d..f956f13fb 100644 --- a/drivers/media/dvb-frontends/au8522_dig.c +++ b/drivers/media/dvb-frontends/au8522_dig.c @@ -922,7 +922,7 @@ module_param(debug, int, 0644); MODULE_PARM_DESC(debug, "Enable verbose debug messages"); module_param(zv_mode, int, 0644); -MODULE_PARM_DESC(zv_mode, "Turn on/off ZeeVee modulator compatability mode (default:on).\n" +MODULE_PARM_DESC(zv_mode, "Turn on/off ZeeVee modulator compatibility mode (default:on).\n" "\t\ton - modified AU8522 QAM256 initialization.\n" "\t\tProvides faster lock when using ZeeVee modulator based sources"); diff --git a/drivers/media/dvb-frontends/cx24123.c b/drivers/media/dvb-frontends/cx24123.c index e18cf9e11..0fe7fb111 100644 --- a/drivers/media/dvb-frontends/cx24123.c +++ b/drivers/media/dvb-frontends/cx24123.c @@ -1011,7 +1011,7 @@ static int cx24123_tune(struct dvb_frontend *fe, static int cx24123_get_algo(struct dvb_frontend *fe) { - return 1; /* FE_ALGO_HW */ + return DVBFE_ALGO_HW; } static void cx24123_release(struct dvb_frontend *fe) diff --git a/drivers/media/dvb-frontends/cxd2841er.c b/drivers/media/dvb-frontends/cxd2841er.c new file mode 100644 index 000000000..fdffb2f0d --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2841er.c @@ -0,0 +1,2727 @@ +/* + * cxd2841er.c + * + * Sony CXD2441ER digital demodulator driver + * + * Copyright 2012 Sony Corporation + * Copyright (C) 2014 NetUP Inc. + * Copyright (C) 2014 Sergey Kozlov <serjk@netup.ru> + * Copyright (C) 2014 Abylay Ospan <aospan@netup.ru> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/string.h> +#include <linux/slab.h> +#include <linux/bitops.h> +#include <linux/math64.h> +#include <linux/log2.h> +#include <linux/dynamic_debug.h> + +#include "dvb_math.h" +#include "dvb_frontend.h" +#include "cxd2841er.h" +#include "cxd2841er_priv.h" + +#define MAX_WRITE_REGSIZE 16 + +enum cxd2841er_state { + STATE_SHUTDOWN = 0, + STATE_SLEEP_S, + STATE_ACTIVE_S, + STATE_SLEEP_TC, + STATE_ACTIVE_TC +}; + +struct cxd2841er_priv { + struct dvb_frontend frontend; + struct i2c_adapter *i2c; + u8 i2c_addr_slvx; + u8 i2c_addr_slvt; + const struct cxd2841er_config *config; + enum cxd2841er_state state; + u8 system; +}; + +static const struct cxd2841er_cnr_data s_cn_data[] = { + { 0x033e, 0 }, { 0x0339, 100 }, { 0x0333, 200 }, + { 0x032e, 300 }, { 0x0329, 400 }, { 0x0324, 500 }, + { 0x031e, 600 }, { 0x0319, 700 }, { 0x0314, 800 }, + { 0x030f, 900 }, { 0x030a, 1000 }, { 0x02ff, 1100 }, + { 0x02f4, 1200 }, { 0x02e9, 1300 }, { 0x02de, 1400 }, + { 0x02d4, 1500 }, { 0x02c9, 1600 }, { 0x02bf, 1700 }, + { 0x02b5, 1800 }, { 0x02ab, 1900 }, { 0x02a1, 2000 }, + { 0x029b, 2100 }, { 0x0295, 2200 }, { 0x0290, 2300 }, + { 0x028a, 2400 }, { 0x0284, 2500 }, { 0x027f, 2600 }, + { 0x0279, 2700 }, { 0x0274, 2800 }, { 0x026e, 2900 }, + { 0x0269, 3000 }, { 0x0262, 3100 }, { 0x025c, 3200 }, + { 0x0255, 3300 }, { 0x024f, 3400 }, { 0x0249, 3500 }, + { 0x0242, 3600 }, { 0x023c, 3700 }, { 0x0236, 3800 }, + { 0x0230, 3900 }, { 0x022a, 4000 }, { 0x0223, 4100 }, + { 0x021c, 4200 }, { 0x0215, 4300 }, { 0x020e, 4400 }, + { 0x0207, 4500 }, { 0x0201, 4600 }, { 0x01fa, 4700 }, + { 0x01f4, 4800 }, { 0x01ed, 4900 }, { 0x01e7, 5000 }, + { 0x01e0, 5100 }, { 0x01d9, 5200 }, { 0x01d2, 5300 }, + { 0x01cb, 5400 }, { 0x01c4, 5500 }, { 0x01be, 5600 }, + { 0x01b7, 5700 }, { 0x01b1, 5800 }, { 0x01aa, 5900 }, + { 0x01a4, 6000 }, { 0x019d, 6100 }, { 0x0196, 6200 }, + { 0x018f, 6300 }, { 0x0189, 6400 }, { 0x0182, 6500 }, + { 0x017c, 6600 }, { 0x0175, 6700 }, { 0x016f, 6800 }, + { 0x0169, 6900 }, { 0x0163, 7000 }, { 0x015c, 7100 }, + { 0x0156, 7200 }, { 0x0150, 7300 }, { 0x014a, 7400 }, + { 0x0144, 7500 }, { 0x013e, 7600 }, { 0x0138, 7700 }, + { 0x0132, 7800 }, { 0x012d, 7900 }, { 0x0127, 8000 }, + { 0x0121, 8100 }, { 0x011c, 8200 }, { 0x0116, 8300 }, + { 0x0111, 8400 }, { 0x010b, 8500 }, { 0x0106, 8600 }, + { 0x0101, 8700 }, { 0x00fc, 8800 }, { 0x00f7, 8900 }, + { 0x00f2, 9000 }, { 0x00ee, 9100 }, { 0x00ea, 9200 }, + { 0x00e6, 9300 }, { 0x00e2, 9400 }, { 0x00de, 9500 }, + { 0x00da, 9600 }, { 0x00d7, 9700 }, { 0x00d3, 9800 }, + { 0x00d0, 9900 }, { 0x00cc, 10000 }, { 0x00c7, 10100 }, + { 0x00c3, 10200 }, { 0x00bf, 10300 }, { 0x00ba, 10400 }, + { 0x00b6, 10500 }, { 0x00b2, 10600 }, { 0x00ae, 10700 }, + { 0x00aa, 10800 }, { 0x00a7, 10900 }, { 0x00a3, 11000 }, + { 0x009f, 11100 }, { 0x009c, 11200 }, { 0x0098, 11300 }, + { 0x0094, 11400 }, { 0x0091, 11500 }, { 0x008e, 11600 }, + { 0x008a, 11700 }, { 0x0087, 11800 }, { 0x0084, 11900 }, + { 0x0081, 12000 }, { 0x007e, 12100 }, { 0x007b, 12200 }, + { 0x0079, 12300 }, { 0x0076, 12400 }, { 0x0073, 12500 }, + { 0x0071, 12600 }, { 0x006e, 12700 }, { 0x006c, 12800 }, + { 0x0069, 12900 }, { 0x0067, 13000 }, { 0x0065, 13100 }, + { 0x0062, 13200 }, { 0x0060, 13300 }, { 0x005e, 13400 }, + { 0x005c, 13500 }, { 0x005a, 13600 }, { 0x0058, 13700 }, + { 0x0056, 13800 }, { 0x0054, 13900 }, { 0x0052, 14000 }, + { 0x0050, 14100 }, { 0x004e, 14200 }, { 0x004c, 14300 }, + { 0x004b, 14400 }, { 0x0049, 14500 }, { 0x0047, 14600 }, + { 0x0046, 14700 }, { 0x0044, 14800 }, { 0x0043, 14900 }, + { 0x0041, 15000 }, { 0x003f, 15100 }, { 0x003e, 15200 }, + { 0x003c, 15300 }, { 0x003b, 15400 }, { 0x003a, 15500 }, + { 0x0037, 15700 }, { 0x0036, 15800 }, { 0x0034, 15900 }, + { 0x0033, 16000 }, { 0x0032, 16100 }, { 0x0031, 16200 }, + { 0x0030, 16300 }, { 0x002f, 16400 }, { 0x002e, 16500 }, + { 0x002d, 16600 }, { 0x002c, 16700 }, { 0x002b, 16800 }, + { 0x002a, 16900 }, { 0x0029, 17000 }, { 0x0028, 17100 }, + { 0x0027, 17200 }, { 0x0026, 17300 }, { 0x0025, 17400 }, + { 0x0024, 17500 }, { 0x0023, 17600 }, { 0x0022, 17800 }, + { 0x0021, 17900 }, { 0x0020, 18000 }, { 0x001f, 18200 }, + { 0x001e, 18300 }, { 0x001d, 18500 }, { 0x001c, 18700 }, + { 0x001b, 18900 }, { 0x001a, 19000 }, { 0x0019, 19200 }, + { 0x0018, 19300 }, { 0x0017, 19500 }, { 0x0016, 19700 }, + { 0x0015, 19900 }, { 0x0014, 20000 }, +}; + +static const struct cxd2841er_cnr_data s2_cn_data[] = { + { 0x05af, 0 }, { 0x0597, 100 }, { 0x057e, 200 }, + { 0x0567, 300 }, { 0x0550, 400 }, { 0x0539, 500 }, + { 0x0522, 600 }, { 0x050c, 700 }, { 0x04f6, 800 }, + { 0x04e1, 900 }, { 0x04cc, 1000 }, { 0x04b6, 1100 }, + { 0x04a1, 1200 }, { 0x048c, 1300 }, { 0x0477, 1400 }, + { 0x0463, 1500 }, { 0x044f, 1600 }, { 0x043c, 1700 }, + { 0x0428, 1800 }, { 0x0416, 1900 }, { 0x0403, 2000 }, + { 0x03ef, 2100 }, { 0x03dc, 2200 }, { 0x03c9, 2300 }, + { 0x03b6, 2400 }, { 0x03a4, 2500 }, { 0x0392, 2600 }, + { 0x0381, 2700 }, { 0x036f, 2800 }, { 0x035f, 2900 }, + { 0x034e, 3000 }, { 0x033d, 3100 }, { 0x032d, 3200 }, + { 0x031d, 3300 }, { 0x030d, 3400 }, { 0x02fd, 3500 }, + { 0x02ee, 3600 }, { 0x02df, 3700 }, { 0x02d0, 3800 }, + { 0x02c2, 3900 }, { 0x02b4, 4000 }, { 0x02a6, 4100 }, + { 0x0299, 4200 }, { 0x028c, 4300 }, { 0x027f, 4400 }, + { 0x0272, 4500 }, { 0x0265, 4600 }, { 0x0259, 4700 }, + { 0x024d, 4800 }, { 0x0241, 4900 }, { 0x0236, 5000 }, + { 0x022b, 5100 }, { 0x0220, 5200 }, { 0x0215, 5300 }, + { 0x020a, 5400 }, { 0x0200, 5500 }, { 0x01f6, 5600 }, + { 0x01ec, 5700 }, { 0x01e2, 5800 }, { 0x01d8, 5900 }, + { 0x01cf, 6000 }, { 0x01c6, 6100 }, { 0x01bc, 6200 }, + { 0x01b3, 6300 }, { 0x01aa, 6400 }, { 0x01a2, 6500 }, + { 0x0199, 6600 }, { 0x0191, 6700 }, { 0x0189, 6800 }, + { 0x0181, 6900 }, { 0x0179, 7000 }, { 0x0171, 7100 }, + { 0x0169, 7200 }, { 0x0161, 7300 }, { 0x015a, 7400 }, + { 0x0153, 7500 }, { 0x014b, 7600 }, { 0x0144, 7700 }, + { 0x013d, 7800 }, { 0x0137, 7900 }, { 0x0130, 8000 }, + { 0x012a, 8100 }, { 0x0124, 8200 }, { 0x011e, 8300 }, + { 0x0118, 8400 }, { 0x0112, 8500 }, { 0x010c, 8600 }, + { 0x0107, 8700 }, { 0x0101, 8800 }, { 0x00fc, 8900 }, + { 0x00f7, 9000 }, { 0x00f2, 9100 }, { 0x00ec, 9200 }, + { 0x00e7, 9300 }, { 0x00e2, 9400 }, { 0x00dd, 9500 }, + { 0x00d8, 9600 }, { 0x00d4, 9700 }, { 0x00cf, 9800 }, + { 0x00ca, 9900 }, { 0x00c6, 10000 }, { 0x00c2, 10100 }, + { 0x00be, 10200 }, { 0x00b9, 10300 }, { 0x00b5, 10400 }, + { 0x00b1, 10500 }, { 0x00ae, 10600 }, { 0x00aa, 10700 }, + { 0x00a6, 10800 }, { 0x00a3, 10900 }, { 0x009f, 11000 }, + { 0x009b, 11100 }, { 0x0098, 11200 }, { 0x0095, 11300 }, + { 0x0091, 11400 }, { 0x008e, 11500 }, { 0x008b, 11600 }, + { 0x0088, 11700 }, { 0x0085, 11800 }, { 0x0082, 11900 }, + { 0x007f, 12000 }, { 0x007c, 12100 }, { 0x007a, 12200 }, + { 0x0077, 12300 }, { 0x0074, 12400 }, { 0x0072, 12500 }, + { 0x006f, 12600 }, { 0x006d, 12700 }, { 0x006b, 12800 }, + { 0x0068, 12900 }, { 0x0066, 13000 }, { 0x0064, 13100 }, + { 0x0061, 13200 }, { 0x005f, 13300 }, { 0x005d, 13400 }, + { 0x005b, 13500 }, { 0x0059, 13600 }, { 0x0057, 13700 }, + { 0x0055, 13800 }, { 0x0053, 13900 }, { 0x0051, 14000 }, + { 0x004f, 14100 }, { 0x004e, 14200 }, { 0x004c, 14300 }, + { 0x004a, 14400 }, { 0x0049, 14500 }, { 0x0047, 14600 }, + { 0x0045, 14700 }, { 0x0044, 14800 }, { 0x0042, 14900 }, + { 0x0041, 15000 }, { 0x003f, 15100 }, { 0x003e, 15200 }, + { 0x003c, 15300 }, { 0x003b, 15400 }, { 0x003a, 15500 }, + { 0x0038, 15600 }, { 0x0037, 15700 }, { 0x0036, 15800 }, + { 0x0034, 15900 }, { 0x0033, 16000 }, { 0x0032, 16100 }, + { 0x0031, 16200 }, { 0x0030, 16300 }, { 0x002f, 16400 }, + { 0x002e, 16500 }, { 0x002d, 16600 }, { 0x002c, 16700 }, + { 0x002b, 16800 }, { 0x002a, 16900 }, { 0x0029, 17000 }, + { 0x0028, 17100 }, { 0x0027, 17200 }, { 0x0026, 17300 }, + { 0x0025, 17400 }, { 0x0024, 17500 }, { 0x0023, 17600 }, + { 0x0022, 17800 }, { 0x0021, 17900 }, { 0x0020, 18000 }, + { 0x001f, 18200 }, { 0x001e, 18300 }, { 0x001d, 18500 }, + { 0x001c, 18700 }, { 0x001b, 18900 }, { 0x001a, 19000 }, + { 0x0019, 19200 }, { 0x0018, 19300 }, { 0x0017, 19500 }, + { 0x0016, 19700 }, { 0x0015, 19900 }, { 0x0014, 20000 }, +}; + +#define MAKE_IFFREQ_CONFIG(iffreq) ((u32)(((iffreq)/41.0)*16777216.0 + 0.5)) + +static void cxd2841er_i2c_debug(struct cxd2841er_priv *priv, + u8 addr, u8 reg, u8 write, + const u8 *data, u32 len) +{ + dev_dbg(&priv->i2c->dev, + "cxd2841er: I2C %s addr %02x reg 0x%02x size %d\n", + (write == 0 ? "read" : "write"), addr, reg, len); + print_hex_dump_bytes("cxd2841er: I2C data: ", + DUMP_PREFIX_OFFSET, data, len); +} + +static int cxd2841er_write_regs(struct cxd2841er_priv *priv, + u8 addr, u8 reg, const u8 *data, u32 len) +{ + int ret; + u8 buf[MAX_WRITE_REGSIZE + 1]; + u8 i2c_addr = (addr == I2C_SLVX ? + priv->i2c_addr_slvx : priv->i2c_addr_slvt); + struct i2c_msg msg[1] = { + { + .addr = i2c_addr, + .flags = 0, + .len = len + 1, + .buf = buf, + } + }; + + if (len + 1 >= sizeof(buf)) { + dev_warn(&priv->i2c->dev,"wr reg=%04x: len=%d is too big!\n", + reg, len + 1); + return -E2BIG; + } + + cxd2841er_i2c_debug(priv, i2c_addr, reg, 1, data, len); + buf[0] = reg; + memcpy(&buf[1], data, len); + + ret = i2c_transfer(priv->i2c, msg, 1); + if (ret >= 0 && ret != 1) + ret = -EIO; + if (ret < 0) { + dev_warn(&priv->i2c->dev, + "%s: i2c wr failed=%d addr=%02x reg=%02x len=%d\n", + KBUILD_MODNAME, ret, i2c_addr, reg, len); + return ret; + } + return 0; +} + +static int cxd2841er_write_reg(struct cxd2841er_priv *priv, + u8 addr, u8 reg, u8 val) +{ + return cxd2841er_write_regs(priv, addr, reg, &val, 1); +} + +static int cxd2841er_read_regs(struct cxd2841er_priv *priv, + u8 addr, u8 reg, u8 *val, u32 len) +{ + int ret; + u8 i2c_addr = (addr == I2C_SLVX ? + priv->i2c_addr_slvx : priv->i2c_addr_slvt); + struct i2c_msg msg[2] = { + { + .addr = i2c_addr, + .flags = 0, + .len = 1, + .buf = ®, + }, { + .addr = i2c_addr, + .flags = I2C_M_RD, + .len = len, + .buf = val, + } + }; + + ret = i2c_transfer(priv->i2c, &msg[0], 1); + if (ret >= 0 && ret != 1) + ret = -EIO; + if (ret < 0) { + dev_warn(&priv->i2c->dev, + "%s: i2c rw failed=%d addr=%02x reg=%02x\n", + KBUILD_MODNAME, ret, i2c_addr, reg); + return ret; + } + ret = i2c_transfer(priv->i2c, &msg[1], 1); + if (ret >= 0 && ret != 1) + ret = -EIO; + if (ret < 0) { + dev_warn(&priv->i2c->dev, + "%s: i2c rd failed=%d addr=%02x reg=%02x\n", + KBUILD_MODNAME, ret, i2c_addr, reg); + return ret; + } + return 0; +} + +static int cxd2841er_read_reg(struct cxd2841er_priv *priv, + u8 addr, u8 reg, u8 *val) +{ + return cxd2841er_read_regs(priv, addr, reg, val, 1); +} + +static int cxd2841er_set_reg_bits(struct cxd2841er_priv *priv, + u8 addr, u8 reg, u8 data, u8 mask) +{ + int res; + u8 rdata; + + if (mask != 0xff) { + res = cxd2841er_read_reg(priv, addr, reg, &rdata); + if (res) + return res; + data = ((data & mask) | (rdata & (mask ^ 0xFF))); + } + return cxd2841er_write_reg(priv, addr, reg, data); +} + +static int cxd2841er_dvbs2_set_symbol_rate(struct cxd2841er_priv *priv, + u32 symbol_rate) +{ + u32 reg_value = 0; + u8 data[3] = {0, 0, 0}; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + /* + * regValue = (symbolRateKSps * 2^14 / 1000) + 0.5 + * = ((symbolRateKSps * 2^14) + 500) / 1000 + * = ((symbolRateKSps * 16384) + 500) / 1000 + */ + reg_value = DIV_ROUND_CLOSEST(symbol_rate * 16384, 1000); + if ((reg_value == 0) || (reg_value > 0xFFFFF)) { + dev_err(&priv->i2c->dev, + "%s(): reg_value is out of range\n", __func__); + return -EINVAL; + } + data[0] = (u8)((reg_value >> 16) & 0x0F); + data[1] = (u8)((reg_value >> 8) & 0xFF); + data[2] = (u8)(reg_value & 0xFF); + /* Set SLV-T Bank : 0xAE */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xae); + cxd2841er_write_regs(priv, I2C_SLVT, 0x20, data, 3); + return 0; +} + +static void cxd2841er_set_ts_clock_mode(struct cxd2841er_priv *priv, + u8 system); + +static int cxd2841er_sleep_s_to_active_s(struct cxd2841er_priv *priv, + u8 system, u32 symbol_rate) +{ + int ret; + u8 data[4] = { 0, 0, 0, 0 }; + + if (priv->state != STATE_SLEEP_S) { + dev_err(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, (int)priv->state); + return -EINVAL; + } + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + cxd2841er_set_ts_clock_mode(priv, SYS_DVBS); + /* Set demod mode */ + if (system == SYS_DVBS) { + data[0] = 0x0A; + } else if (system == SYS_DVBS2) { + data[0] = 0x0B; + } else { + dev_err(&priv->i2c->dev, "%s(): invalid delsys %d\n", + __func__, system); + return -EINVAL; + } + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + cxd2841er_write_reg(priv, I2C_SLVX, 0x17, data[0]); + /* DVB-S/S2 */ + data[0] = 0x00; + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* Enable S/S2 auto detection 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2d, data[0]); + /* Set SLV-T Bank : 0xAE */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xae); + /* Enable S/S2 auto detection 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x30, data[0]); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* Enable demod clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2c, 0x01); + /* Enable ADC clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x31, 0x01); + /* Enable ADC 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x63, 0x16); + /* Enable ADC 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x65, 0x3f); + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* Enable ADC 3 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x18, 0x00); + /* Set SLV-T Bank : 0xA3 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xa3); + cxd2841er_write_reg(priv, I2C_SLVT, 0xac, 0x00); + data[0] = 0x07; + data[1] = 0x3B; + data[2] = 0x08; + data[3] = 0xC5; + /* Set SLV-T Bank : 0xAB */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xab); + cxd2841er_write_regs(priv, I2C_SLVT, 0x98, data, 4); + data[0] = 0x05; + data[1] = 0x80; + data[2] = 0x0A; + data[3] = 0x80; + cxd2841er_write_regs(priv, I2C_SLVT, 0xa8, data, 4); + data[0] = 0x0C; + data[1] = 0xCC; + cxd2841er_write_regs(priv, I2C_SLVT, 0xc3, data, 2); + /* Set demod parameter */ + ret = cxd2841er_dvbs2_set_symbol_rate(priv, symbol_rate); + if (ret != 0) + return ret; + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* disable Hi-Z setting 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x80, 0x10); + /* disable Hi-Z setting 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x81, 0x00); + priv->state = STATE_ACTIVE_S; + return 0; +} + +static int cxd2841er_sleep_tc_to_active_t_band(struct cxd2841er_priv *priv, + u32 bandwidth); + +static int cxd2841er_sleep_tc_to_active_t2_band(struct cxd2841er_priv *priv, + u32 bandwidth); + +static int cxd2841er_sleep_tc_to_active_c_band(struct cxd2841er_priv *priv, + u32 bandwidth); + +static int cxd2841er_retune_active(struct cxd2841er_priv *priv, + struct dtv_frontend_properties *p) +{ + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state != STATE_ACTIVE_S && + priv->state != STATE_ACTIVE_TC) { + dev_dbg(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + return -EINVAL; + } + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* disable TS output */ + cxd2841er_write_reg(priv, I2C_SLVT, 0xc3, 0x01); + if (priv->state == STATE_ACTIVE_S) + return cxd2841er_dvbs2_set_symbol_rate( + priv, p->symbol_rate / 1000); + else if (priv->state == STATE_ACTIVE_TC) { + switch (priv->system) { + case SYS_DVBT: + return cxd2841er_sleep_tc_to_active_t_band( + priv, p->bandwidth_hz); + case SYS_DVBT2: + return cxd2841er_sleep_tc_to_active_t2_band( + priv, p->bandwidth_hz); + case SYS_DVBC_ANNEX_A: + return cxd2841er_sleep_tc_to_active_c_band( + priv, 8000000); + } + } + dev_dbg(&priv->i2c->dev, "%s(): invalid delivery system %d\n", + __func__, priv->system); + return -EINVAL; +} + +static int cxd2841er_active_s_to_sleep_s(struct cxd2841er_priv *priv) +{ + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state != STATE_ACTIVE_S) { + dev_err(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + return -EINVAL; + } + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* disable TS output */ + cxd2841er_write_reg(priv, I2C_SLVT, 0xc3, 0x01); + /* enable Hi-Z setting 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x80, 0x1f); + /* enable Hi-Z setting 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x81, 0xff); + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* disable ADC 1 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x18, 0x01); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* disable ADC clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x31, 0x00); + /* disable ADC 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x63, 0x16); + /* disable ADC 3 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x65, 0x27); + /* SADC Bias ON */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x69, 0x06); + /* disable demod clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2c, 0x00); + /* Set SLV-T Bank : 0xAE */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xae); + /* disable S/S2 auto detection1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x30, 0x00); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* disable S/S2 auto detection2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2d, 0x00); + priv->state = STATE_SLEEP_S; + return 0; +} + +static int cxd2841er_sleep_s_to_shutdown(struct cxd2841er_priv *priv) +{ + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state != STATE_SLEEP_S) { + dev_dbg(&priv->i2c->dev, "%s(): invalid demod state %d\n", + __func__, priv->state); + return -EINVAL; + } + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* Disable DSQOUT */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x80, 0x3f); + /* Disable DSQIN */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x9c, 0x00); + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* Disable oscillator */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x15, 0x01); + /* Set demod mode */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x17, 0x01); + priv->state = STATE_SHUTDOWN; + return 0; +} + +static int cxd2841er_sleep_tc_to_shutdown(struct cxd2841er_priv *priv) +{ + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state != STATE_SLEEP_TC) { + dev_dbg(&priv->i2c->dev, "%s(): invalid demod state %d\n", + __func__, priv->state); + return -EINVAL; + } + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* Disable oscillator */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x15, 0x01); + /* Set demod mode */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x17, 0x01); + priv->state = STATE_SHUTDOWN; + return 0; +} + +static int cxd2841er_active_t_to_sleep_tc(struct cxd2841er_priv *priv) +{ + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state != STATE_ACTIVE_TC) { + dev_err(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + return -EINVAL; + } + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* disable TS output */ + cxd2841er_write_reg(priv, I2C_SLVT, 0xc3, 0x01); + /* enable Hi-Z setting 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x80, 0x3f); + /* enable Hi-Z setting 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x81, 0xff); + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* disable ADC 1 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x18, 0x01); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* Disable ADC 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x43, 0x0a); + /* Disable ADC 3 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x41, 0x0a); + /* Disable ADC clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x30, 0x00); + /* Disable RF level monitor */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2f, 0x00); + /* Disable demod clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2c, 0x00); + priv->state = STATE_SLEEP_TC; + return 0; +} + +static int cxd2841er_active_t2_to_sleep_tc(struct cxd2841er_priv *priv) +{ + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state != STATE_ACTIVE_TC) { + dev_err(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + return -EINVAL; + } + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* disable TS output */ + cxd2841er_write_reg(priv, I2C_SLVT, 0xc3, 0x01); + /* enable Hi-Z setting 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x80, 0x3f); + /* enable Hi-Z setting 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x81, 0xff); + /* Cancel DVB-T2 setting */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x13); + cxd2841er_write_reg(priv, I2C_SLVT, 0x83, 0x40); + cxd2841er_write_reg(priv, I2C_SLVT, 0x86, 0x21); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x9e, 0x09, 0x0f); + cxd2841er_write_reg(priv, I2C_SLVT, 0x9f, 0xfb); + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x2a); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x38, 0x00, 0x0f); + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x2b); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x11, 0x00, 0x3f); + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* disable ADC 1 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x18, 0x01); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* Disable ADC 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x43, 0x0a); + /* Disable ADC 3 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x41, 0x0a); + /* Disable ADC clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x30, 0x00); + /* Disable RF level monitor */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2f, 0x00); + /* Disable demod clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2c, 0x00); + priv->state = STATE_SLEEP_TC; + return 0; +} + +static int cxd2841er_active_c_to_sleep_tc(struct cxd2841er_priv *priv) +{ + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state != STATE_ACTIVE_TC) { + dev_err(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + return -EINVAL; + } + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* disable TS output */ + cxd2841er_write_reg(priv, I2C_SLVT, 0xc3, 0x01); + /* enable Hi-Z setting 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x80, 0x3f); + /* enable Hi-Z setting 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x81, 0xff); + /* Cancel DVB-C setting */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x11); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xa3, 0x00, 0x1f); + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* disable ADC 1 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x18, 0x01); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* Disable ADC 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x43, 0x0a); + /* Disable ADC 3 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x41, 0x0a); + /* Disable ADC clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x30, 0x00); + /* Disable RF level monitor */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2f, 0x00); + /* Disable demod clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2c, 0x00); + priv->state = STATE_SLEEP_TC; + return 0; +} + +static int cxd2841er_shutdown_to_sleep_s(struct cxd2841er_priv *priv) +{ + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state != STATE_SHUTDOWN) { + dev_dbg(&priv->i2c->dev, "%s(): invalid demod state %d\n", + __func__, priv->state); + return -EINVAL; + } + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* Clear all demodulator registers */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x02, 0x00); + usleep_range(3000, 5000); + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* Set demod SW reset */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x10, 0x01); + /* Set X'tal clock to 20.5Mhz */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x14, 0x00); + /* Set demod mode */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x17, 0x0a); + /* Clear demod SW reset */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x10, 0x00); + usleep_range(1000, 2000); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* enable DSQOUT */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x80, 0x1F); + /* enable DSQIN */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x9C, 0x40); + /* TADC Bias On */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x43, 0x0a); + cxd2841er_write_reg(priv, I2C_SLVT, 0x41, 0x0a); + /* SADC Bias On */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x63, 0x16); + cxd2841er_write_reg(priv, I2C_SLVT, 0x65, 0x27); + cxd2841er_write_reg(priv, I2C_SLVT, 0x69, 0x06); + priv->state = STATE_SLEEP_S; + return 0; +} + +static int cxd2841er_shutdown_to_sleep_tc(struct cxd2841er_priv *priv) +{ + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state != STATE_SHUTDOWN) { + dev_dbg(&priv->i2c->dev, "%s(): invalid demod state %d\n", + __func__, priv->state); + return -EINVAL; + } + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* Clear all demodulator registers */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x02, 0x00); + usleep_range(3000, 5000); + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* Set demod SW reset */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x10, 0x01); + /* Set X'tal clock to 20.5Mhz */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x13, 0x00); + cxd2841er_write_reg(priv, I2C_SLVX, 0x14, 0x00); + /* Clear demod SW reset */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x10, 0x00); + usleep_range(1000, 2000); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* TADC Bias On */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x43, 0x0a); + cxd2841er_write_reg(priv, I2C_SLVT, 0x41, 0x0a); + /* SADC Bias On */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x63, 0x16); + cxd2841er_write_reg(priv, I2C_SLVT, 0x65, 0x27); + cxd2841er_write_reg(priv, I2C_SLVT, 0x69, 0x06); + priv->state = STATE_SLEEP_TC; + return 0; +} + +static int cxd2841er_tune_done(struct cxd2841er_priv *priv) +{ + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0, 0); + /* SW Reset */ + cxd2841er_write_reg(priv, I2C_SLVT, 0xfe, 0x01); + /* Enable TS output */ + cxd2841er_write_reg(priv, I2C_SLVT, 0xc3, 0x00); + return 0; +} + +/* Set TS parallel mode */ +static void cxd2841er_set_ts_clock_mode(struct cxd2841er_priv *priv, + u8 system) +{ + u8 serial_ts, ts_rate_ctrl_off, ts_in_off; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + cxd2841er_read_reg(priv, I2C_SLVT, 0xc4, &serial_ts); + cxd2841er_read_reg(priv, I2C_SLVT, 0xd3, &ts_rate_ctrl_off); + cxd2841er_read_reg(priv, I2C_SLVT, 0xde, &ts_in_off); + dev_dbg(&priv->i2c->dev, "%s(): ser_ts=0x%02x rate_ctrl_off=0x%02x in_off=0x%02x\n", + __func__, serial_ts, ts_rate_ctrl_off, ts_in_off); + + /* + * slave Bank Addr Bit default Name + * <SLV-T> 00h D9h [7:0] 8'h08 OTSCKPERIOD + */ + cxd2841er_write_reg(priv, I2C_SLVT, 0xd9, 0x08); + /* + * Disable TS IF Clock + * slave Bank Addr Bit default Name + * <SLV-T> 00h 32h [0] 1'b1 OREG_CK_TSIF_EN + */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x32, 0x00, 0x01); + /* + * slave Bank Addr Bit default Name + * <SLV-T> 00h 33h [1:0] 2'b01 OREG_CKSEL_TSIF + */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x33, 0x00, 0x03); + /* + * Enable TS IF Clock + * slave Bank Addr Bit default Name + * <SLV-T> 00h 32h [0] 1'b1 OREG_CK_TSIF_EN + */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x32, 0x01, 0x01); + + if (system == SYS_DVBT) { + /* Enable parity period for DVB-T */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x66, 0x01, 0x01); + } else if (system == SYS_DVBC_ANNEX_A) { + /* Enable parity period for DVB-C */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x40); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x66, 0x01, 0x01); + } +} + +static u8 cxd2841er_chip_id(struct cxd2841er_priv *priv) +{ + u8 chip_id; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + cxd2841er_write_reg(priv, I2C_SLVT, 0, 0); + cxd2841er_read_reg(priv, I2C_SLVT, 0xfd, &chip_id); + return chip_id; +} + +static int cxd2841er_read_status_s(struct dvb_frontend *fe, + enum fe_status *status) +{ + u8 reg = 0; + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + *status = 0; + if (priv->state != STATE_ACTIVE_S) { + dev_err(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + return -EINVAL; + } + /* Set SLV-T Bank : 0xA0 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xa0); + /* + * slave Bank Addr Bit Signal name + * <SLV-T> A0h 11h [2] ITSLOCK + */ + cxd2841er_read_reg(priv, I2C_SLVT, 0x11, ®); + if (reg & 0x04) { + *status = FE_HAS_SIGNAL + | FE_HAS_CARRIER + | FE_HAS_VITERBI + | FE_HAS_SYNC + | FE_HAS_LOCK; + } + dev_dbg(&priv->i2c->dev, "%s(): result 0x%x\n", __func__, *status); + return 0; +} + +static int cxd2841er_read_status_t_t2(struct cxd2841er_priv *priv, + u8 *sync, u8 *tslock, u8 *unlock) +{ + u8 data = 0; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state != STATE_ACTIVE_TC) + return -EINVAL; + if (priv->system == SYS_DVBT) { + /* Set SLV-T Bank : 0x10 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + } else { + /* Set SLV-T Bank : 0x20 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x20); + } + cxd2841er_read_reg(priv, I2C_SLVT, 0x10, &data); + if ((data & 0x07) == 0x07) { + dev_dbg(&priv->i2c->dev, + "%s(): invalid hardware state detected\n", __func__); + *sync = 0; + *tslock = 0; + *unlock = 0; + } else { + *sync = ((data & 0x07) == 0x6 ? 1 : 0); + *tslock = ((data & 0x20) ? 1 : 0); + *unlock = ((data & 0x10) ? 1 : 0); + } + return 0; +} + +static int cxd2841er_read_status_c(struct cxd2841er_priv *priv, u8 *tslock) +{ + u8 data; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state != STATE_ACTIVE_TC) + return -EINVAL; + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x40); + cxd2841er_read_reg(priv, I2C_SLVT, 0x88, &data); + if ((data & 0x01) == 0) { + *tslock = 0; + } else { + cxd2841er_read_reg(priv, I2C_SLVT, 0x10, &data); + *tslock = ((data & 0x20) ? 1 : 0); + } + return 0; +} + +static int cxd2841er_read_status_tc(struct dvb_frontend *fe, + enum fe_status *status) +{ + int ret = 0; + u8 sync = 0; + u8 tslock = 0; + u8 unlock = 0; + struct cxd2841er_priv *priv = fe->demodulator_priv; + + *status = 0; + if (priv->state == STATE_ACTIVE_TC) { + if (priv->system == SYS_DVBT || priv->system == SYS_DVBT2) { + ret = cxd2841er_read_status_t_t2( + priv, &sync, &tslock, &unlock); + if (ret) + goto done; + if (unlock) + goto done; + if (sync) + *status = FE_HAS_SIGNAL | + FE_HAS_CARRIER | + FE_HAS_VITERBI | + FE_HAS_SYNC; + if (tslock) + *status |= FE_HAS_LOCK; + } else if (priv->system == SYS_DVBC_ANNEX_A) { + ret = cxd2841er_read_status_c(priv, &tslock); + if (ret) + goto done; + if (tslock) + *status = FE_HAS_SIGNAL | + FE_HAS_CARRIER | + FE_HAS_VITERBI | + FE_HAS_SYNC | + FE_HAS_LOCK; + } + } +done: + dev_dbg(&priv->i2c->dev, "%s(): status 0x%x\n", __func__, *status); + return ret; +} + +static int cxd2841er_get_carrier_offset_s_s2(struct cxd2841er_priv *priv, + int *offset) +{ + u8 data[3]; + u8 is_hs_mode; + s32 cfrl_ctrlval; + s32 temp_div, temp_q, temp_r; + + if (priv->state != STATE_ACTIVE_S) { + dev_dbg(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + return -EINVAL; + } + /* + * Get High Sampling Rate mode + * slave Bank Addr Bit Signal name + * <SLV-T> A0h 10h [0] ITRL_LOCK + */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xa0); + cxd2841er_read_reg(priv, I2C_SLVT, 0x10, &data[0]); + if (data[0] & 0x01) { + /* + * slave Bank Addr Bit Signal name + * <SLV-T> A0h 50h [4] IHSMODE + */ + cxd2841er_read_reg(priv, I2C_SLVT, 0x50, &data[0]); + is_hs_mode = (data[0] & 0x10 ? 1 : 0); + } else { + dev_dbg(&priv->i2c->dev, + "%s(): unable to detect sampling rate mode\n", + __func__); + return -EINVAL; + } + /* + * slave Bank Addr Bit Signal name + * <SLV-T> A0h 45h [4:0] ICFRL_CTRLVAL[20:16] + * <SLV-T> A0h 46h [7:0] ICFRL_CTRLVAL[15:8] + * <SLV-T> A0h 47h [7:0] ICFRL_CTRLVAL[7:0] + */ + cxd2841er_read_regs(priv, I2C_SLVT, 0x45, data, 3); + cfrl_ctrlval = sign_extend32((((u32)data[0] & 0x1F) << 16) | + (((u32)data[1] & 0xFF) << 8) | + ((u32)data[2] & 0xFF), 20); + temp_div = (is_hs_mode ? 1048576 : 1572864); + if (cfrl_ctrlval > 0) { + temp_q = div_s64_rem(97375LL * cfrl_ctrlval, + temp_div, &temp_r); + } else { + temp_q = div_s64_rem(-97375LL * cfrl_ctrlval, + temp_div, &temp_r); + } + if (temp_r >= temp_div / 2) + temp_q++; + if (cfrl_ctrlval > 0) + temp_q *= -1; + *offset = temp_q; + return 0; +} + +static int cxd2841er_get_carrier_offset_t2(struct cxd2841er_priv *priv, + u32 bandwidth, int *offset) +{ + u8 data[4]; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state != STATE_ACTIVE_TC) { + dev_dbg(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + return -EINVAL; + } + if (priv->system != SYS_DVBT2) { + dev_dbg(&priv->i2c->dev, "%s(): invalid delivery system %d\n", + __func__, priv->system); + return -EINVAL; + } + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x20); + cxd2841er_read_regs(priv, I2C_SLVT, 0x4c, data, sizeof(data)); + *offset = -1 * sign_extend32( + ((u32)(data[0] & 0x0F) << 24) | ((u32)data[1] << 16) | + ((u32)data[2] << 8) | (u32)data[3], 27); + switch (bandwidth) { + case 1712000: + *offset /= 582; + break; + case 5000000: + case 6000000: + case 7000000: + case 8000000: + *offset *= (bandwidth / 1000000); + *offset /= 940; + break; + default: + dev_dbg(&priv->i2c->dev, "%s(): invalid bandwidth %d\n", + __func__, bandwidth); + return -EINVAL; + } + return 0; +} + +static int cxd2841er_get_carrier_offset_c(struct cxd2841er_priv *priv, + int *offset) +{ + u8 data[2]; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state != STATE_ACTIVE_TC) { + dev_dbg(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + return -EINVAL; + } + if (priv->system != SYS_DVBC_ANNEX_A) { + dev_dbg(&priv->i2c->dev, "%s(): invalid delivery system %d\n", + __func__, priv->system); + return -EINVAL; + } + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x40); + cxd2841er_read_regs(priv, I2C_SLVT, 0x15, data, sizeof(data)); + *offset = div_s64(41000LL * sign_extend32((((u32)data[0] & 0x3f) << 8) + | (u32)data[1], 13), 16384); + return 0; +} + +static int cxd2841er_read_packet_errors_t( + struct cxd2841er_priv *priv, u32 *penum) +{ + u8 data[3]; + + *penum = 0; + if (priv->state != STATE_ACTIVE_TC) { + dev_dbg(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + return -EINVAL; + } + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + cxd2841er_read_regs(priv, I2C_SLVT, 0xea, data, sizeof(data)); + if (data[2] & 0x01) + *penum = ((u32)data[0] << 8) | (u32)data[1]; + return 0; +} + +static int cxd2841er_read_packet_errors_t2( + struct cxd2841er_priv *priv, u32 *penum) +{ + u8 data[3]; + + *penum = 0; + if (priv->state != STATE_ACTIVE_TC) { + dev_dbg(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + return -EINVAL; + } + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x24); + cxd2841er_read_regs(priv, I2C_SLVT, 0xfd, data, sizeof(data)); + if (data[0] & 0x01) + *penum = ((u32)data[1] << 8) | (u32)data[2]; + return 0; +} + +static u32 cxd2841er_mon_read_ber_s(struct cxd2841er_priv *priv) +{ + u8 data[11]; + u32 bit_error, bit_count; + u32 temp_q, temp_r; + + /* Set SLV-T Bank : 0xA0 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xa0); + /* + * slave Bank Addr Bit Signal name + * <SLV-T> A0h 35h [0] IFVBER_VALID + * <SLV-T> A0h 36h [5:0] IFVBER_BITERR[21:16] + * <SLV-T> A0h 37h [7:0] IFVBER_BITERR[15:8] + * <SLV-T> A0h 38h [7:0] IFVBER_BITERR[7:0] + * <SLV-T> A0h 3Dh [5:0] IFVBER_BITNUM[21:16] + * <SLV-T> A0h 3Eh [7:0] IFVBER_BITNUM[15:8] + * <SLV-T> A0h 3Fh [7:0] IFVBER_BITNUM[7:0] + */ + cxd2841er_read_regs(priv, I2C_SLVT, 0x35, data, 11); + if (data[0] & 0x01) { + bit_error = ((u32)(data[1] & 0x3F) << 16) | + ((u32)(data[2] & 0xFF) << 8) | + (u32)(data[3] & 0xFF); + bit_count = ((u32)(data[8] & 0x3F) << 16) | + ((u32)(data[9] & 0xFF) << 8) | + (u32)(data[10] & 0xFF); + /* + * BER = bitError / bitCount + * = (bitError * 10^7) / bitCount + * = ((bitError * 625 * 125 * 128) / bitCount + */ + if ((bit_count == 0) || (bit_error > bit_count)) { + dev_dbg(&priv->i2c->dev, + "%s(): invalid bit_error %d, bit_count %d\n", + __func__, bit_error, bit_count); + return 0; + } + temp_q = div_u64_rem(10000000ULL * bit_error, + bit_count, &temp_r); + if (bit_count != 1 && temp_r >= bit_count / 2) + temp_q++; + return temp_q; + } + dev_dbg(&priv->i2c->dev, "%s(): no data available\n", __func__); + return 0; +} + + +static u32 cxd2841er_mon_read_ber_s2(struct cxd2841er_priv *priv) +{ + u8 data[5]; + u32 bit_error, period; + u32 temp_q, temp_r; + u32 result = 0; + + /* Set SLV-T Bank : 0xB2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xb2); + /* + * slave Bank Addr Bit Signal name + * <SLV-T> B2h 30h [0] IFLBER_VALID + * <SLV-T> B2h 31h [3:0] IFLBER_BITERR[27:24] + * <SLV-T> B2h 32h [7:0] IFLBER_BITERR[23:16] + * <SLV-T> B2h 33h [7:0] IFLBER_BITERR[15:8] + * <SLV-T> B2h 34h [7:0] IFLBER_BITERR[7:0] + */ + cxd2841er_read_regs(priv, I2C_SLVT, 0x30, data, 5); + if (data[0] & 0x01) { + /* Bit error count */ + bit_error = ((u32)(data[1] & 0x0F) << 24) | + ((u32)(data[2] & 0xFF) << 16) | + ((u32)(data[3] & 0xFF) << 8) | + (u32)(data[4] & 0xFF); + + /* Set SLV-T Bank : 0xA0 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xa0); + cxd2841er_read_reg(priv, I2C_SLVT, 0x7a, data); + /* Measurement period */ + period = (u32)(1 << (data[0] & 0x0F)); + if (period == 0) { + dev_dbg(&priv->i2c->dev, + "%s(): period is 0\n", __func__); + return 0; + } + if (bit_error > (period * 64800)) { + dev_dbg(&priv->i2c->dev, + "%s(): invalid bit_err 0x%x period 0x%x\n", + __func__, bit_error, period); + return 0; + } + /* + * BER = bitError / (period * 64800) + * = (bitError * 10^7) / (period * 64800) + * = (bitError * 10^5) / (period * 648) + * = (bitError * 12500) / (period * 81) + * = (bitError * 10) * 1250 / (period * 81) + */ + temp_q = div_u64_rem(12500ULL * bit_error, + period * 81, &temp_r); + if (temp_r >= period * 40) + temp_q++; + result = temp_q; + } else { + dev_dbg(&priv->i2c->dev, + "%s(): no data available\n", __func__); + } + return result; +} + +static int cxd2841er_read_ber_t2(struct cxd2841er_priv *priv, u32 *ber) +{ + u8 data[4]; + u32 div, q, r; + u32 bit_err, period_exp, n_ldpc; + + *ber = 0; + if (priv->state != STATE_ACTIVE_TC) { + dev_dbg(&priv->i2c->dev, + "%s(): invalid state %d\n", __func__, priv->state); + return -EINVAL; + } + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x20); + cxd2841er_read_regs(priv, I2C_SLVT, 0x39, data, sizeof(data)); + if (!(data[0] & 0x10)) { + dev_dbg(&priv->i2c->dev, + "%s(): no valid BER data\n", __func__); + return 0; + } + bit_err = ((u32)(data[0] & 0x0f) << 24) | + ((u32)data[1] << 16) | + ((u32)data[2] << 8) | + (u32)data[3]; + cxd2841er_read_reg(priv, I2C_SLVT, 0x6f, data); + period_exp = data[0] & 0x0f; + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x22); + cxd2841er_read_reg(priv, I2C_SLVT, 0x5e, data); + n_ldpc = ((data[0] & 0x03) == 0 ? 16200 : 64800); + if (bit_err > ((1U << period_exp) * n_ldpc)) { + dev_dbg(&priv->i2c->dev, + "%s(): invalid BER value\n", __func__); + return -EINVAL; + } + if (period_exp >= 4) { + div = (1U << (period_exp - 4)) * (n_ldpc / 200); + q = div_u64_rem(3125ULL * bit_err, div, &r); + } else { + div = (1U << period_exp) * (n_ldpc / 200); + q = div_u64_rem(50000ULL * bit_err, div, &r); + } + *ber = (r >= div / 2) ? q + 1 : q; + return 0; +} + +static int cxd2841er_read_ber_t(struct cxd2841er_priv *priv, u32 *ber) +{ + u8 data[2]; + u32 div, q, r; + u32 bit_err, period; + + *ber = 0; + if (priv->state != STATE_ACTIVE_TC) { + dev_dbg(&priv->i2c->dev, + "%s(): invalid state %d\n", __func__, priv->state); + return -EINVAL; + } + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + cxd2841er_read_reg(priv, I2C_SLVT, 0x39, data); + if (!(data[0] & 0x01)) { + dev_dbg(&priv->i2c->dev, + "%s(): no valid BER data\n", __func__); + return 0; + } + cxd2841er_read_regs(priv, I2C_SLVT, 0x22, data, sizeof(data)); + bit_err = ((u32)data[0] << 8) | (u32)data[1]; + cxd2841er_read_reg(priv, I2C_SLVT, 0x6f, data); + period = ((data[0] & 0x07) == 0) ? 256 : (4096 << (data[0] & 0x07)); + div = period / 128; + q = div_u64_rem(78125ULL * bit_err, div, &r); + *ber = (r >= div / 2) ? q + 1 : q; + return 0; +} + +static u32 cxd2841er_dvbs_read_snr(struct cxd2841er_priv *priv, u8 delsys) +{ + u8 data[3]; + u32 res = 0, value; + int min_index, max_index, index; + static const struct cxd2841er_cnr_data *cn_data; + + /* Set SLV-T Bank : 0xA1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xa1); + /* + * slave Bank Addr Bit Signal name + * <SLV-T> A1h 10h [0] ICPM_QUICKRDY + * <SLV-T> A1h 11h [4:0] ICPM_QUICKCNDT[12:8] + * <SLV-T> A1h 12h [7:0] ICPM_QUICKCNDT[7:0] + */ + cxd2841er_read_regs(priv, I2C_SLVT, 0x10, data, 3); + if (data[0] & 0x01) { + value = ((u32)(data[1] & 0x1F) << 8) | (u32)(data[2] & 0xFF); + min_index = 0; + if (delsys == SYS_DVBS) { + cn_data = s_cn_data; + max_index = sizeof(s_cn_data) / + sizeof(s_cn_data[0]) - 1; + } else { + cn_data = s2_cn_data; + max_index = sizeof(s2_cn_data) / + sizeof(s2_cn_data[0]) - 1; + } + if (value >= cn_data[min_index].value) { + res = cn_data[min_index].cnr_x1000; + goto done; + } + if (value <= cn_data[max_index].value) { + res = cn_data[max_index].cnr_x1000; + goto done; + } + while ((max_index - min_index) > 1) { + index = (max_index + min_index) / 2; + if (value == cn_data[index].value) { + res = cn_data[index].cnr_x1000; + goto done; + } else if (value > cn_data[index].value) + max_index = index; + else + min_index = index; + if ((max_index - min_index) <= 1) { + if (value == cn_data[max_index].value) { + res = cn_data[max_index].cnr_x1000; + goto done; + } else { + res = cn_data[min_index].cnr_x1000; + goto done; + } + } + } + } else { + dev_dbg(&priv->i2c->dev, + "%s(): no data available\n", __func__); + } +done: + return res; +} + +static int cxd2841er_read_snr_t(struct cxd2841er_priv *priv, u32 *snr) +{ + u32 reg; + u8 data[2]; + + *snr = 0; + if (priv->state != STATE_ACTIVE_TC) { + dev_dbg(&priv->i2c->dev, + "%s(): invalid state %d\n", __func__, priv->state); + return -EINVAL; + } + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + cxd2841er_read_regs(priv, I2C_SLVT, 0x28, data, sizeof(data)); + reg = ((u32)data[0] << 8) | (u32)data[1]; + if (reg == 0) { + dev_dbg(&priv->i2c->dev, + "%s(): reg value out of range\n", __func__); + return 0; + } + if (reg > 4996) + reg = 4996; + *snr = 10000 * ((intlog10(reg) - intlog10(5350 - reg)) >> 24) + 28500; + return 0; +} + +static int cxd2841er_read_snr_t2(struct cxd2841er_priv *priv, u32 *snr) +{ + u32 reg; + u8 data[2]; + + *snr = 0; + if (priv->state != STATE_ACTIVE_TC) { + dev_dbg(&priv->i2c->dev, + "%s(): invalid state %d\n", __func__, priv->state); + return -EINVAL; + } + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x20); + cxd2841er_read_regs(priv, I2C_SLVT, 0x28, data, sizeof(data)); + reg = ((u32)data[0] << 8) | (u32)data[1]; + if (reg == 0) { + dev_dbg(&priv->i2c->dev, + "%s(): reg value out of range\n", __func__); + return 0; + } + if (reg > 10876) + reg = 10876; + *snr = 10000 * ((intlog10(reg) - + intlog10(12600 - reg)) >> 24) + 32000; + return 0; +} + +static u16 cxd2841er_read_agc_gain_t_t2(struct cxd2841er_priv *priv, + u8 delsys) +{ + u8 data[2]; + + cxd2841er_write_reg( + priv, I2C_SLVT, 0x00, (delsys == SYS_DVBT ? 0x10 : 0x20)); + cxd2841er_read_regs(priv, I2C_SLVT, 0x26, data, 2); + return ((((u16)data[0] & 0x0F) << 8) | (u16)(data[1] & 0xFF)) << 4; +} + +static u16 cxd2841er_read_agc_gain_s(struct cxd2841er_priv *priv) +{ + u8 data[2]; + + /* Set SLV-T Bank : 0xA0 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xa0); + /* + * slave Bank Addr Bit Signal name + * <SLV-T> A0h 1Fh [4:0] IRFAGC_GAIN[12:8] + * <SLV-T> A0h 20h [7:0] IRFAGC_GAIN[7:0] + */ + cxd2841er_read_regs(priv, I2C_SLVT, 0x1f, data, 2); + return ((((u16)data[0] & 0x1F) << 8) | (u16)(data[1] & 0xFF)) << 3; +} + +static int cxd2841er_read_ber(struct dvb_frontend *fe, u32 *ber) +{ + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + *ber = 0; + switch (p->delivery_system) { + case SYS_DVBS: + *ber = cxd2841er_mon_read_ber_s(priv); + break; + case SYS_DVBS2: + *ber = cxd2841er_mon_read_ber_s2(priv); + break; + case SYS_DVBT: + return cxd2841er_read_ber_t(priv, ber); + case SYS_DVBT2: + return cxd2841er_read_ber_t2(priv, ber); + default: + *ber = 0; + break; + } + return 0; +} + +static int cxd2841er_read_signal_strength(struct dvb_frontend *fe, + u16 *strength) +{ + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + switch (p->delivery_system) { + case SYS_DVBT: + case SYS_DVBT2: + *strength = 65535 - cxd2841er_read_agc_gain_t_t2( + priv, p->delivery_system); + break; + case SYS_DVBS: + case SYS_DVBS2: + *strength = 65535 - cxd2841er_read_agc_gain_s(priv); + break; + default: + *strength = 0; + break; + } + return 0; +} + +static int cxd2841er_read_snr(struct dvb_frontend *fe, u16 *snr) +{ + u32 tmp = 0; + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + switch (p->delivery_system) { + case SYS_DVBT: + cxd2841er_read_snr_t(priv, &tmp); + break; + case SYS_DVBT2: + cxd2841er_read_snr_t2(priv, &tmp); + break; + case SYS_DVBS: + case SYS_DVBS2: + tmp = cxd2841er_dvbs_read_snr(priv, p->delivery_system); + break; + default: + dev_dbg(&priv->i2c->dev, "%s(): unknown delivery system %d\n", + __func__, p->delivery_system); + break; + } + *snr = tmp & 0xffff; + return 0; +} + +static int cxd2841er_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks) +{ + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + switch (p->delivery_system) { + case SYS_DVBT: + cxd2841er_read_packet_errors_t(priv, ucblocks); + break; + case SYS_DVBT2: + cxd2841er_read_packet_errors_t2(priv, ucblocks); + break; + default: + *ucblocks = 0; + break; + } + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + return 0; +} + +static int cxd2841er_dvbt2_set_profile( + struct cxd2841er_priv *priv, enum cxd2841er_dvbt2_profile_t profile) +{ + u8 tune_mode; + u8 seq_not2d_time; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + switch (profile) { + case DVBT2_PROFILE_BASE: + tune_mode = 0x01; + seq_not2d_time = 12; + break; + case DVBT2_PROFILE_LITE: + tune_mode = 0x05; + seq_not2d_time = 40; + break; + case DVBT2_PROFILE_ANY: + tune_mode = 0x00; + seq_not2d_time = 40; + break; + default: + return -EINVAL; + } + /* Set SLV-T Bank : 0x2E */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x2e); + /* Set profile and tune mode */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x10, tune_mode, 0x07); + /* Set SLV-T Bank : 0x2B */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x2b); + /* Set early unlock detection time */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x9d, seq_not2d_time); + return 0; +} + +static int cxd2841er_dvbt2_set_plp_config(struct cxd2841er_priv *priv, + u8 is_auto, u8 plp_id) +{ + if (is_auto) { + dev_dbg(&priv->i2c->dev, + "%s() using auto PLP selection\n", __func__); + } else { + dev_dbg(&priv->i2c->dev, + "%s() using manual PLP selection, ID %d\n", + __func__, plp_id); + } + /* Set SLV-T Bank : 0x23 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x23); + if (!is_auto) { + /* Manual PLP selection mode. Set the data PLP Id. */ + cxd2841er_write_reg(priv, I2C_SLVT, 0xaf, plp_id); + } + /* Auto PLP select (Scanning mode = 0x00). Data PLP select = 0x01. */ + cxd2841er_write_reg(priv, I2C_SLVT, 0xad, (is_auto ? 0x00 : 0x01)); + return 0; +} + +static int cxd2841er_sleep_tc_to_active_t2_band(struct cxd2841er_priv *priv, + u32 bandwidth) +{ + u32 iffreq; + u8 b20_9f[5]; + u8 b10_a6[14]; + u8 b10_b6[3]; + u8 b10_d7; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + switch (bandwidth) { + case 8000000: + /* bank 0x20, reg 0x9f */ + b20_9f[0] = 0x11; + b20_9f[1] = 0xf0; + b20_9f[2] = 0x00; + b20_9f[3] = 0x00; + b20_9f[4] = 0x00; + /* bank 0x10, reg 0xa6 */ + b10_a6[0] = 0x26; + b10_a6[1] = 0xaf; + b10_a6[2] = 0x06; + b10_a6[3] = 0xcd; + b10_a6[4] = 0x13; + b10_a6[5] = 0xbb; + b10_a6[6] = 0x28; + b10_a6[7] = 0xba; + b10_a6[8] = 0x23; + b10_a6[9] = 0xa9; + b10_a6[10] = 0x1f; + b10_a6[11] = 0xa8; + b10_a6[12] = 0x2c; + b10_a6[13] = 0xc8; + iffreq = MAKE_IFFREQ_CONFIG(4.80); + b10_d7 = 0x00; + break; + case 7000000: + /* bank 0x20, reg 0x9f */ + b20_9f[0] = 0x14; + b20_9f[1] = 0x80; + b20_9f[2] = 0x00; + b20_9f[3] = 0x00; + b20_9f[4] = 0x00; + /* bank 0x10, reg 0xa6 */ + b10_a6[0] = 0x2C; + b10_a6[1] = 0xBD; + b10_a6[2] = 0x02; + b10_a6[3] = 0xCF; + b10_a6[4] = 0x04; + b10_a6[5] = 0xF8; + b10_a6[6] = 0x23; + b10_a6[7] = 0xA6; + b10_a6[8] = 0x29; + b10_a6[9] = 0xB0; + b10_a6[10] = 0x26; + b10_a6[11] = 0xA9; + b10_a6[12] = 0x21; + b10_a6[13] = 0xA5; + iffreq = MAKE_IFFREQ_CONFIG(4.2); + b10_d7 = 0x02; + break; + case 6000000: + /* bank 0x20, reg 0x9f */ + b20_9f[0] = 0x17; + b20_9f[1] = 0xEA; + b20_9f[2] = 0xAA; + b20_9f[3] = 0xAA; + b20_9f[4] = 0xAA; + /* bank 0x10, reg 0xa6 */ + b10_a6[0] = 0x27; + b10_a6[1] = 0xA7; + b10_a6[2] = 0x28; + b10_a6[3] = 0xB3; + b10_a6[4] = 0x02; + b10_a6[5] = 0xF0; + b10_a6[6] = 0x01; + b10_a6[7] = 0xE8; + b10_a6[8] = 0x00; + b10_a6[9] = 0xCF; + b10_a6[10] = 0x00; + b10_a6[11] = 0xE6; + b10_a6[12] = 0x23; + b10_a6[13] = 0xA4; + iffreq = MAKE_IFFREQ_CONFIG(3.6); + b10_d7 = 0x04; + break; + case 5000000: + /* bank 0x20, reg 0x9f */ + b20_9f[0] = 0x1C; + b20_9f[1] = 0xB3; + b20_9f[2] = 0x33; + b20_9f[3] = 0x33; + b20_9f[4] = 0x33; + /* bank 0x10, reg 0xa6 */ + b10_a6[0] = 0x27; + b10_a6[1] = 0xA7; + b10_a6[2] = 0x28; + b10_a6[3] = 0xB3; + b10_a6[4] = 0x02; + b10_a6[5] = 0xF0; + b10_a6[6] = 0x01; + b10_a6[7] = 0xE8; + b10_a6[8] = 0x00; + b10_a6[9] = 0xCF; + b10_a6[10] = 0x00; + b10_a6[11] = 0xE6; + b10_a6[12] = 0x23; + b10_a6[13] = 0xA4; + iffreq = MAKE_IFFREQ_CONFIG(3.6); + b10_d7 = 0x06; + break; + case 1712000: + /* bank 0x20, reg 0x9f */ + b20_9f[0] = 0x58; + b20_9f[1] = 0xE2; + b20_9f[2] = 0xAF; + b20_9f[3] = 0xE0; + b20_9f[4] = 0xBC; + /* bank 0x10, reg 0xa6 */ + b10_a6[0] = 0x25; + b10_a6[1] = 0xA0; + b10_a6[2] = 0x36; + b10_a6[3] = 0x8D; + b10_a6[4] = 0x2E; + b10_a6[5] = 0x94; + b10_a6[6] = 0x28; + b10_a6[7] = 0x9B; + b10_a6[8] = 0x32; + b10_a6[9] = 0x90; + b10_a6[10] = 0x2C; + b10_a6[11] = 0x9D; + b10_a6[12] = 0x29; + b10_a6[13] = 0x99; + iffreq = MAKE_IFFREQ_CONFIG(3.5); + b10_d7 = 0x03; + break; + default: + return -EINVAL; + } + /* Set SLV-T Bank : 0x20 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x20); + cxd2841er_write_regs(priv, I2C_SLVT, 0x9f, b20_9f, sizeof(b20_9f)); + /* Set SLV-T Bank : 0x27 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x27); + cxd2841er_set_reg_bits( + priv, I2C_SLVT, 0x7a, + (bandwidth == 1712000 ? 0x03 : 0x00), 0x0f); + /* Set SLV-T Bank : 0x10 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + /* Group delay equaliser sett. for ASCOT2E */ + cxd2841er_write_regs(priv, I2C_SLVT, 0xa6, b10_a6, sizeof(b10_a6)); + /* <IF freq setting> */ + b10_b6[0] = (u8) ((iffreq >> 16) & 0xff); + b10_b6[1] = (u8)((iffreq >> 8) & 0xff); + b10_b6[2] = (u8)(iffreq & 0xff); + cxd2841er_write_regs(priv, I2C_SLVT, 0xb6, b10_b6, sizeof(b10_b6)); + /* System bandwidth setting */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xd7, b10_d7, 0x07); + return 0; +} + +static int cxd2841er_sleep_tc_to_active_t_band( + struct cxd2841er_priv *priv, u32 bandwidth) +{ + u8 b13_9c[2] = { 0x01, 0x14 }; + u8 bw8mhz_b10_9f[] = { 0x11, 0xF0, 0x00, 0x00, 0x00 }; + u8 bw8mhz_b10_a6[] = { 0x26, 0xAF, 0x06, 0xCD, 0x13, 0xBB, + 0x28, 0xBA, 0x23, 0xA9, 0x1F, 0xA8, 0x2C, 0xC8 }; + u8 bw8mhz_b10_d9[] = { 0x01, 0xE0 }; + u8 bw8mhz_b17_38[] = { 0x01, 0x02 }; + u8 bw7mhz_b10_9f[] = { 0x14, 0x80, 0x00, 0x00, 0x00 }; + u8 bw7mhz_b10_a6[] = { 0x2C, 0xBD, 0x02, 0xCF, 0x04, 0xF8, + 0x23, 0xA6, 0x29, 0xB0, 0x26, 0xA9, 0x21, 0xA5 }; + u8 bw7mhz_b10_d9[] = { 0x12, 0xF8 }; + u8 bw7mhz_b17_38[] = { 0x00, 0x03 }; + u8 bw6mhz_b10_9f[] = { 0x17, 0xEA, 0xAA, 0xAA, 0xAA }; + u8 bw6mhz_b10_a6[] = { 0x27, 0xA7, 0x28, 0xB3, 0x02, 0xF0, + 0x01, 0xE8, 0x00, 0xCF, 0x00, 0xE6, 0x23, 0xA4 }; + u8 bw6mhz_b10_d9[] = { 0x1F, 0xDC }; + u8 bw6mhz_b17_38[] = { 0x00, 0x03 }; + u8 bw5mhz_b10_9f[] = { 0x1C, 0xB3, 0x33, 0x33, 0x33 }; + u8 bw5mhz_b10_a6[] = { 0x27, 0xA7, 0x28, 0xB3, 0x02, 0xF0, + 0x01, 0xE8, 0x00, 0xCF, 0x00, 0xE6, 0x23, 0xA4 }; + u8 bw5mhz_b10_d9[] = { 0x26, 0x3C }; + u8 bw5mhz_b17_38[] = { 0x00, 0x03 }; + u8 b10_b6[3]; + u8 d7val; + u32 iffreq; + u8 *b10_9f; + u8 *b10_a6; + u8 *b10_d9; + u8 *b17_38; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x13); + /* Echo performance optimization setting */ + cxd2841er_write_regs(priv, I2C_SLVT, 0x9c, b13_9c, sizeof(b13_9c)); + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + + switch (bandwidth) { + case 8000000: + b10_9f = bw8mhz_b10_9f; + b10_a6 = bw8mhz_b10_a6; + b10_d9 = bw8mhz_b10_d9; + b17_38 = bw8mhz_b17_38; + d7val = 0; + iffreq = MAKE_IFFREQ_CONFIG(4.80); + break; + case 7000000: + b10_9f = bw7mhz_b10_9f; + b10_a6 = bw7mhz_b10_a6; + b10_d9 = bw7mhz_b10_d9; + b17_38 = bw7mhz_b17_38; + d7val = 2; + iffreq = MAKE_IFFREQ_CONFIG(4.20); + break; + case 6000000: + b10_9f = bw6mhz_b10_9f; + b10_a6 = bw6mhz_b10_a6; + b10_d9 = bw6mhz_b10_d9; + b17_38 = bw6mhz_b17_38; + d7val = 4; + iffreq = MAKE_IFFREQ_CONFIG(3.60); + break; + case 5000000: + b10_9f = bw5mhz_b10_9f; + b10_a6 = bw5mhz_b10_a6; + b10_d9 = bw5mhz_b10_d9; + b17_38 = bw5mhz_b17_38; + d7val = 6; + iffreq = MAKE_IFFREQ_CONFIG(3.60); + break; + default: + dev_dbg(&priv->i2c->dev, "%s(): invalid bandwidth %d\n", + __func__, bandwidth); + return -EINVAL; + } + /* <IF freq setting> */ + b10_b6[0] = (u8) ((iffreq >> 16) & 0xff); + b10_b6[1] = (u8)((iffreq >> 8) & 0xff); + b10_b6[2] = (u8)(iffreq & 0xff); + cxd2841er_write_regs( + priv, I2C_SLVT, 0x9f, b10_9f, sizeof(bw8mhz_b10_9f)); + cxd2841er_write_regs( + priv, I2C_SLVT, 0xa6, b10_a6, sizeof(bw8mhz_b10_a6)); + cxd2841er_write_regs(priv, I2C_SLVT, 0xb6, b10_b6, sizeof(b10_b6)); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xd7, d7val, 0x7); + cxd2841er_write_regs( + priv, I2C_SLVT, 0xd9, b10_d9, sizeof(bw8mhz_b10_d9)); + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x17); + cxd2841er_write_regs( + priv, I2C_SLVT, 0x38, b17_38, sizeof(bw8mhz_b17_38)); + return 0; +} + +static int cxd2841er_sleep_tc_to_active_c_band(struct cxd2841er_priv *priv, + u32 bandwidth) +{ + u8 bw7_8mhz_b10_a6[] = { + 0x2D, 0xC7, 0x04, 0xF4, 0x07, 0xC5, 0x2A, 0xB8, + 0x27, 0x9E, 0x27, 0xA4, 0x29, 0xAB }; + u8 bw6mhz_b10_a6[] = { + 0x27, 0xA7, 0x28, 0xB3, 0x02, 0xF0, 0x01, 0xE8, + 0x00, 0xCF, 0x00, 0xE6, 0x23, 0xA4 }; + u8 b10_b6[3]; + u32 iffreq; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + switch (bandwidth) { + case 8000000: + case 7000000: + cxd2841er_write_regs( + priv, I2C_SLVT, 0xa6, + bw7_8mhz_b10_a6, sizeof(bw7_8mhz_b10_a6)); + iffreq = MAKE_IFFREQ_CONFIG(4.9); + break; + case 6000000: + cxd2841er_write_regs( + priv, I2C_SLVT, 0xa6, + bw6mhz_b10_a6, sizeof(bw6mhz_b10_a6)); + iffreq = MAKE_IFFREQ_CONFIG(3.7); + break; + default: + dev_dbg(&priv->i2c->dev, "%s(): unsupported bandwidth %d\n", + __func__, bandwidth); + return -EINVAL; + } + /* <IF freq setting> */ + b10_b6[0] = (u8) ((iffreq >> 16) & 0xff); + b10_b6[1] = (u8)((iffreq >> 8) & 0xff); + b10_b6[2] = (u8)(iffreq & 0xff); + cxd2841er_write_regs(priv, I2C_SLVT, 0xb6, b10_b6, sizeof(b10_b6)); + /* Set SLV-T Bank : 0x11 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x11); + switch (bandwidth) { + case 8000000: + case 7000000: + cxd2841er_set_reg_bits( + priv, I2C_SLVT, 0xa3, 0x00, 0x1f); + break; + case 6000000: + cxd2841er_set_reg_bits( + priv, I2C_SLVT, 0xa3, 0x14, 0x1f); + break; + } + /* Set SLV-T Bank : 0x40 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x40); + switch (bandwidth) { + case 8000000: + cxd2841er_set_reg_bits( + priv, I2C_SLVT, 0x26, 0x0b, 0x0f); + cxd2841er_write_reg(priv, I2C_SLVT, 0x27, 0x3e); + break; + case 7000000: + cxd2841er_set_reg_bits( + priv, I2C_SLVT, 0x26, 0x09, 0x0f); + cxd2841er_write_reg(priv, I2C_SLVT, 0x27, 0xd6); + break; + case 6000000: + cxd2841er_set_reg_bits( + priv, I2C_SLVT, 0x26, 0x08, 0x0f); + cxd2841er_write_reg(priv, I2C_SLVT, 0x27, 0x6e); + break; + } + return 0; +} + +static int cxd2841er_sleep_tc_to_active_t(struct cxd2841er_priv *priv, + u32 bandwidth) +{ + u8 data[2] = { 0x09, 0x54 }; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + cxd2841er_set_ts_clock_mode(priv, SYS_DVBT); + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* Set demod mode */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x17, 0x01); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* Enable demod clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2c, 0x01); + /* Disable RF level monitor */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2f, 0x00); + /* Enable ADC clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x30, 0x00); + /* Enable ADC 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x41, 0x1a); + /* xtal freq 20.5MHz */ + cxd2841er_write_regs(priv, I2C_SLVT, 0x43, data, 2); + /* Enable ADC 4 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x18, 0x00); + /* Set SLV-T Bank : 0x10 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + /* IFAGC gain settings */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xd2, 0x0c, 0x1f); + /* Set SLV-T Bank : 0x11 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x11); + /* BBAGC TARGET level setting */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x6a, 0x50); + /* Set SLV-T Bank : 0x10 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + /* ASCOT setting ON */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xa5, 0x01, 0x01); + /* Set SLV-T Bank : 0x18 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x18); + /* Pre-RS BER moniter setting */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x36, 0x40, 0x07); + /* FEC Auto Recovery setting */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x30, 0x01, 0x01); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x31, 0x01, 0x01); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* TSIF setting */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xce, 0x01, 0x01); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xcf, 0x01, 0x01); + cxd2841er_sleep_tc_to_active_t_band(priv, bandwidth); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* Disable HiZ Setting 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x80, 0x28); + /* Disable HiZ Setting 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x81, 0x00); + priv->state = STATE_ACTIVE_TC; + return 0; +} + +static int cxd2841er_sleep_tc_to_active_t2(struct cxd2841er_priv *priv, + u32 bandwidth) +{ + u8 data[2] = { 0x09, 0x54 }; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + cxd2841er_set_ts_clock_mode(priv, SYS_DVBT2); + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* Set demod mode */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x17, 0x02); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* Enable demod clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2c, 0x01); + /* Disable RF level monitor */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2f, 0x00); + /* Enable ADC clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x30, 0x00); + /* Enable ADC 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x41, 0x1a); + /* xtal freq 20.5MHz */ + cxd2841er_write_regs(priv, I2C_SLVT, 0x43, data, 2); + /* Enable ADC 4 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x18, 0x00); + /* Set SLV-T Bank : 0x10 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + /* IFAGC gain settings */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xd2, 0x0c, 0x1f); + /* Set SLV-T Bank : 0x11 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x11); + /* BBAGC TARGET level setting */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x6a, 0x50); + /* Set SLV-T Bank : 0x10 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + /* ASCOT setting ON */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xa5, 0x01, 0x01); + /* Set SLV-T Bank : 0x20 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x20); + /* Acquisition optimization setting */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x8b, 0x3c); + /* Set SLV-T Bank : 0x2b */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x2b); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x76, 0x20, 0x70); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* TSIF setting */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xce, 0x01, 0x01); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xcf, 0x01, 0x01); + /* DVB-T2 initial setting */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x13); + cxd2841er_write_reg(priv, I2C_SLVT, 0x83, 0x10); + cxd2841er_write_reg(priv, I2C_SLVT, 0x86, 0x34); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x9e, 0x09, 0x0f); + cxd2841er_write_reg(priv, I2C_SLVT, 0x9f, 0xd8); + /* Set SLV-T Bank : 0x2a */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x2a); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x38, 0x04, 0x0f); + /* Set SLV-T Bank : 0x2b */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x2b); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x11, 0x20, 0x3f); + + cxd2841er_sleep_tc_to_active_t2_band(priv, bandwidth); + + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* Disable HiZ Setting 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x80, 0x28); + /* Disable HiZ Setting 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x81, 0x00); + priv->state = STATE_ACTIVE_TC; + return 0; +} + +static int cxd2841er_sleep_tc_to_active_c(struct cxd2841er_priv *priv, + u32 bandwidth) +{ + u8 data[2] = { 0x09, 0x54 }; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + cxd2841er_set_ts_clock_mode(priv, SYS_DVBC_ANNEX_A); + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* Set demod mode */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x17, 0x04); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* Enable demod clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2c, 0x01); + /* Disable RF level monitor */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2f, 0x00); + /* Enable ADC clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x30, 0x00); + /* Enable ADC 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x41, 0x1a); + /* xtal freq 20.5MHz */ + cxd2841er_write_regs(priv, I2C_SLVT, 0x43, data, 2); + /* Enable ADC 4 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x18, 0x00); + /* Set SLV-T Bank : 0x10 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + /* IFAGC gain settings */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xd2, 0x09, 0x1f); + /* Set SLV-T Bank : 0x11 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x11); + /* BBAGC TARGET level setting */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x6a, 0x48); + /* Set SLV-T Bank : 0x10 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + /* ASCOT setting ON */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xa5, 0x01, 0x01); + /* Set SLV-T Bank : 0x40 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x40); + /* Demod setting */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xc3, 0x00, 0x04); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* TSIF setting */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xce, 0x01, 0x01); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xcf, 0x01, 0x01); + + cxd2841er_sleep_tc_to_active_c_band(priv, 8000000); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* Disable HiZ Setting 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x80, 0x28); + /* Disable HiZ Setting 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x81, 0x00); + priv->state = STATE_ACTIVE_TC; + return 0; +} + +static int cxd2841er_get_frontend(struct dvb_frontend *fe) +{ + enum fe_status status = 0; + u16 strength = 0, snr = 0; + u32 errors = 0, ber = 0; + struct cxd2841er_priv *priv = fe->demodulator_priv; + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state == STATE_ACTIVE_S) + cxd2841er_read_status_s(fe, &status); + else if (priv->state == STATE_ACTIVE_TC) + cxd2841er_read_status_tc(fe, &status); + + if (status & FE_HAS_LOCK) { + cxd2841er_read_signal_strength(fe, &strength); + p->strength.len = 1; + p->strength.stat[0].scale = FE_SCALE_RELATIVE; + p->strength.stat[0].uvalue = strength; + cxd2841er_read_snr(fe, &snr); + p->cnr.len = 1; + p->cnr.stat[0].scale = FE_SCALE_DECIBEL; + p->cnr.stat[0].svalue = snr; + cxd2841er_read_ucblocks(fe, &errors); + p->block_error.len = 1; + p->block_error.stat[0].scale = FE_SCALE_COUNTER; + p->block_error.stat[0].uvalue = errors; + cxd2841er_read_ber(fe, &ber); + p->post_bit_error.len = 1; + p->post_bit_error.stat[0].scale = FE_SCALE_COUNTER; + p->post_bit_error.stat[0].uvalue = ber; + } else { + p->strength.len = 1; + p->strength.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + p->cnr.len = 1; + p->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + p->block_error.len = 1; + p->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + p->post_bit_error.len = 1; + p->post_bit_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + } + return 0; +} + +static int cxd2841er_set_frontend_s(struct dvb_frontend *fe) +{ + int ret = 0, i, timeout, carr_offset; + enum fe_status status; + struct cxd2841er_priv *priv = fe->demodulator_priv; + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + u32 symbol_rate = p->symbol_rate/1000; + + dev_dbg(&priv->i2c->dev, "%s(): %s frequency=%d symbol_rate=%d\n", + __func__, + (p->delivery_system == SYS_DVBS ? "DVB-S" : "DVB-S2"), + p->frequency, symbol_rate); + switch (priv->state) { + case STATE_SLEEP_S: + ret = cxd2841er_sleep_s_to_active_s( + priv, p->delivery_system, symbol_rate); + break; + case STATE_ACTIVE_S: + ret = cxd2841er_retune_active(priv, p); + break; + default: + dev_dbg(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + ret = -EINVAL; + goto done; + } + if (ret) { + dev_dbg(&priv->i2c->dev, "%s(): tune failed\n", __func__); + goto done; + } + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + if (fe->ops.tuner_ops.set_params) + fe->ops.tuner_ops.set_params(fe); + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 0); + cxd2841er_tune_done(priv); + timeout = ((3000000 + (symbol_rate - 1)) / symbol_rate) + 150; + for (i = 0; i < timeout / CXD2841ER_DVBS_POLLING_INVL; i++) { + usleep_range(CXD2841ER_DVBS_POLLING_INVL*1000, + (CXD2841ER_DVBS_POLLING_INVL + 2) * 1000); + cxd2841er_read_status_s(fe, &status); + if (status & FE_HAS_LOCK) + break; + } + if (status & FE_HAS_LOCK) { + if (cxd2841er_get_carrier_offset_s_s2( + priv, &carr_offset)) { + ret = -EINVAL; + goto done; + } + dev_dbg(&priv->i2c->dev, "%s(): carrier_offset=%d\n", + __func__, carr_offset); + } +done: + return ret; +} + +static int cxd2841er_set_frontend_tc(struct dvb_frontend *fe) +{ + int ret = 0, timeout; + enum fe_status status; + struct cxd2841er_priv *priv = fe->demodulator_priv; + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (p->delivery_system == SYS_DVBT) { + priv->system = SYS_DVBT; + switch (priv->state) { + case STATE_SLEEP_TC: + ret = cxd2841er_sleep_tc_to_active_t( + priv, p->bandwidth_hz); + break; + case STATE_ACTIVE_TC: + ret = cxd2841er_retune_active(priv, p); + break; + default: + dev_dbg(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + ret = -EINVAL; + } + } else if (p->delivery_system == SYS_DVBT2) { + priv->system = SYS_DVBT2; + cxd2841er_dvbt2_set_plp_config(priv, + (int)(p->stream_id > 255), p->stream_id); + cxd2841er_dvbt2_set_profile(priv, DVBT2_PROFILE_BASE); + switch (priv->state) { + case STATE_SLEEP_TC: + ret = cxd2841er_sleep_tc_to_active_t2(priv, + p->bandwidth_hz); + break; + case STATE_ACTIVE_TC: + ret = cxd2841er_retune_active(priv, p); + break; + default: + dev_dbg(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + ret = -EINVAL; + } + } else if (p->delivery_system == SYS_DVBC_ANNEX_A || + p->delivery_system == SYS_DVBC_ANNEX_C) { + priv->system = SYS_DVBC_ANNEX_A; + switch (priv->state) { + case STATE_SLEEP_TC: + ret = cxd2841er_sleep_tc_to_active_c( + priv, p->bandwidth_hz); + break; + case STATE_ACTIVE_TC: + ret = cxd2841er_retune_active(priv, p); + break; + default: + dev_dbg(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + ret = -EINVAL; + } + } else { + dev_dbg(&priv->i2c->dev, + "%s(): invalid delivery system %d\n", + __func__, p->delivery_system); + ret = -EINVAL; + } + if (ret) + goto done; + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + if (fe->ops.tuner_ops.set_params) + fe->ops.tuner_ops.set_params(fe); + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 0); + cxd2841er_tune_done(priv); + timeout = 2500; + while (timeout > 0) { + ret = cxd2841er_read_status_tc(fe, &status); + if (ret) + goto done; + if (status & FE_HAS_LOCK) + break; + msleep(20); + timeout -= 20; + } + if (timeout < 0) + dev_dbg(&priv->i2c->dev, + "%s(): LOCK wait timeout\n", __func__); +done: + return ret; +} + +static int cxd2841er_tune_s(struct dvb_frontend *fe, + bool re_tune, + unsigned int mode_flags, + unsigned int *delay, + enum fe_status *status) +{ + int ret, carrier_offset; + struct cxd2841er_priv *priv = fe->demodulator_priv; + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + + dev_dbg(&priv->i2c->dev, "%s() re_tune=%d\n", __func__, re_tune); + if (re_tune) { + ret = cxd2841er_set_frontend_s(fe); + if (ret) + return ret; + cxd2841er_read_status_s(fe, status); + if (*status & FE_HAS_LOCK) { + if (cxd2841er_get_carrier_offset_s_s2( + priv, &carrier_offset)) + return -EINVAL; + p->frequency += carrier_offset; + ret = cxd2841er_set_frontend_s(fe); + if (ret) + return ret; + } + } + *delay = HZ / 5; + return cxd2841er_read_status_s(fe, status); +} + +static int cxd2841er_tune_tc(struct dvb_frontend *fe, + bool re_tune, + unsigned int mode_flags, + unsigned int *delay, + enum fe_status *status) +{ + int ret, carrier_offset; + struct cxd2841er_priv *priv = fe->demodulator_priv; + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + + dev_dbg(&priv->i2c->dev, "%s(): re_tune %d\n", __func__, re_tune); + if (re_tune) { + ret = cxd2841er_set_frontend_tc(fe); + if (ret) + return ret; + cxd2841er_read_status_tc(fe, status); + if (*status & FE_HAS_LOCK) { + switch (priv->system) { + case SYS_DVBT: + case SYS_DVBT2: + ret = cxd2841er_get_carrier_offset_t2( + priv, p->bandwidth_hz, + &carrier_offset); + break; + case SYS_DVBC_ANNEX_A: + ret = cxd2841er_get_carrier_offset_c( + priv, &carrier_offset); + break; + default: + dev_dbg(&priv->i2c->dev, + "%s(): invalid delivery system %d\n", + __func__, priv->system); + return -EINVAL; + } + if (ret) + return ret; + dev_dbg(&priv->i2c->dev, "%s(): carrier offset %d\n", + __func__, carrier_offset); + p->frequency += carrier_offset; + ret = cxd2841er_set_frontend_tc(fe); + if (ret) + return ret; + } + } + *delay = HZ / 5; + return cxd2841er_read_status_tc(fe, status); +} + +static int cxd2841er_sleep_s(struct dvb_frontend *fe) +{ + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + cxd2841er_active_s_to_sleep_s(fe->demodulator_priv); + cxd2841er_sleep_s_to_shutdown(fe->demodulator_priv); + return 0; +} + +static int cxd2841er_sleep_tc(struct dvb_frontend *fe) +{ + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state == STATE_ACTIVE_TC) { + switch (priv->system) { + case SYS_DVBT: + cxd2841er_active_t_to_sleep_tc(priv); + break; + case SYS_DVBT2: + cxd2841er_active_t2_to_sleep_tc(priv); + break; + case SYS_DVBC_ANNEX_A: + cxd2841er_active_c_to_sleep_tc(priv); + break; + default: + dev_warn(&priv->i2c->dev, + "%s(): unknown delivery system %d\n", + __func__, priv->system); + } + } + if (priv->state != STATE_SLEEP_TC) { + dev_err(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + return -EINVAL; + } + cxd2841er_sleep_tc_to_shutdown(priv); + return 0; +} + +static int cxd2841er_send_burst(struct dvb_frontend *fe, + enum fe_sec_mini_cmd burst) +{ + u8 data; + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s(): burst mode %s\n", __func__, + (burst == SEC_MINI_A ? "A" : "B")); + if (priv->state != STATE_SLEEP_S && + priv->state != STATE_ACTIVE_S) { + dev_err(&priv->i2c->dev, "%s(): invalid demod state %d\n", + __func__, priv->state); + return -EINVAL; + } + data = (burst == SEC_MINI_A ? 0 : 1); + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xbb); + cxd2841er_write_reg(priv, I2C_SLVT, 0x34, 0x01); + cxd2841er_write_reg(priv, I2C_SLVT, 0x35, data); + return 0; +} + +static int cxd2841er_set_tone(struct dvb_frontend *fe, + enum fe_sec_tone_mode tone) +{ + u8 data; + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s(): tone %s\n", __func__, + (tone == SEC_TONE_ON ? "On" : "Off")); + if (priv->state != STATE_SLEEP_S && + priv->state != STATE_ACTIVE_S) { + dev_err(&priv->i2c->dev, "%s(): invalid demod state %d\n", + __func__, priv->state); + return -EINVAL; + } + data = (tone == SEC_TONE_ON ? 1 : 0); + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xbb); + cxd2841er_write_reg(priv, I2C_SLVT, 0x36, data); + return 0; +} + +static int cxd2841er_send_diseqc_msg(struct dvb_frontend *fe, + struct dvb_diseqc_master_cmd *cmd) +{ + int i; + u8 data[12]; + struct cxd2841er_priv *priv = fe->demodulator_priv; + + if (priv->state != STATE_SLEEP_S && + priv->state != STATE_ACTIVE_S) { + dev_err(&priv->i2c->dev, "%s(): invalid demod state %d\n", + __func__, priv->state); + return -EINVAL; + } + dev_dbg(&priv->i2c->dev, + "%s(): cmd->len %d\n", __func__, cmd->msg_len); + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xbb); + /* DiDEqC enable */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x33, 0x01); + /* cmd1 length & data */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x3d, cmd->msg_len); + memset(data, 0, sizeof(data)); + for (i = 0; i < cmd->msg_len && i < sizeof(data); i++) + data[i] = cmd->msg[i]; + cxd2841er_write_regs(priv, I2C_SLVT, 0x3e, data, sizeof(data)); + /* repeat count for cmd1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x37, 1); + /* repeat count for cmd2: always 0 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x38, 0); + /* start transmit */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x32, 0x01); + /* wait for 1 sec timeout */ + for (i = 0; i < 50; i++) { + cxd2841er_read_reg(priv, I2C_SLVT, 0x10, data); + if (!data[0]) { + dev_dbg(&priv->i2c->dev, + "%s(): DiSEqC cmd has been sent\n", __func__); + return 0; + } + msleep(20); + } + dev_dbg(&priv->i2c->dev, + "%s(): DiSEqC cmd transmit timeout\n", __func__); + return -ETIMEDOUT; +} + +static void cxd2841er_release(struct dvb_frontend *fe) +{ + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + kfree(priv); +} + +static int cxd2841er_i2c_gate_ctrl(struct dvb_frontend *fe, int enable) +{ + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s(): enable=%d\n", __func__, enable); + cxd2841er_set_reg_bits( + priv, I2C_SLVX, 0x8, (enable ? 0x01 : 0x00), 0x01); + return 0; +} + +static enum dvbfe_algo cxd2841er_get_algo(struct dvb_frontend *fe) +{ + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + return DVBFE_ALGO_HW; +} + +static int cxd2841er_init_s(struct dvb_frontend *fe) +{ + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + cxd2841er_shutdown_to_sleep_s(priv); + /* SONY_DEMOD_CONFIG_SAT_IFAGCNEG set to 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xa0); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xb9, 0x01, 0x01); + return 0; +} + +static int cxd2841er_init_tc(struct dvb_frontend *fe) +{ + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + cxd2841er_shutdown_to_sleep_tc(priv); + /* SONY_DEMOD_CONFIG_IFAGCNEG = 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xcb, 0x40, 0x40); + /* SONY_DEMOD_CONFIG_IFAGC_ADC_FS = 0 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0xcd, 0x50); + /* SONY_DEMOD_CONFIG_PARALLEL_SEL = 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xc4, 0x00, 0x80); + return 0; +} + +static struct dvb_frontend_ops cxd2841er_dvbs_s2_ops; +static struct dvb_frontend_ops cxd2841er_dvbt_t2_ops; +static struct dvb_frontend_ops cxd2841er_dvbc_ops; + +static struct dvb_frontend *cxd2841er_attach(struct cxd2841er_config *cfg, + struct i2c_adapter *i2c, + u8 system) +{ + u8 chip_id = 0; + const char *type; + struct cxd2841er_priv *priv = NULL; + + /* allocate memory for the internal state */ + priv = kzalloc(sizeof(struct cxd2841er_priv), GFP_KERNEL); + if (!priv) + return NULL; + priv->i2c = i2c; + priv->config = cfg; + priv->i2c_addr_slvx = (cfg->i2c_addr + 4) >> 1; + priv->i2c_addr_slvt = (cfg->i2c_addr) >> 1; + /* create dvb_frontend */ + switch (system) { + case SYS_DVBS: + memcpy(&priv->frontend.ops, + &cxd2841er_dvbs_s2_ops, + sizeof(struct dvb_frontend_ops)); + type = "S/S2"; + break; + case SYS_DVBT: + memcpy(&priv->frontend.ops, + &cxd2841er_dvbt_t2_ops, + sizeof(struct dvb_frontend_ops)); + type = "T/T2"; + break; + case SYS_DVBC_ANNEX_A: + memcpy(&priv->frontend.ops, + &cxd2841er_dvbc_ops, + sizeof(struct dvb_frontend_ops)); + type = "C/C2"; + break; + default: + kfree(priv); + return NULL; + } + priv->frontend.demodulator_priv = priv; + dev_info(&priv->i2c->dev, + "%s(): attaching CXD2841ER DVB-%s frontend\n", + __func__, type); + dev_info(&priv->i2c->dev, + "%s(): I2C adapter %p SLVX addr %x SLVT addr %x\n", + __func__, priv->i2c, + priv->i2c_addr_slvx, priv->i2c_addr_slvt); + chip_id = cxd2841er_chip_id(priv); + if (chip_id != CXD2841ER_CHIP_ID) { + dev_err(&priv->i2c->dev, "%s(): invalid chip ID 0x%02x\n", + __func__, chip_id); + priv->frontend.demodulator_priv = NULL; + kfree(priv); + return NULL; + } + dev_info(&priv->i2c->dev, "%s(): chip ID 0x%02x OK.\n", + __func__, chip_id); + return &priv->frontend; +} + +struct dvb_frontend *cxd2841er_attach_s(struct cxd2841er_config *cfg, + struct i2c_adapter *i2c) +{ + return cxd2841er_attach(cfg, i2c, SYS_DVBS); +} +EXPORT_SYMBOL(cxd2841er_attach_s); + +struct dvb_frontend *cxd2841er_attach_t(struct cxd2841er_config *cfg, + struct i2c_adapter *i2c) +{ + return cxd2841er_attach(cfg, i2c, SYS_DVBT); +} +EXPORT_SYMBOL(cxd2841er_attach_t); + +struct dvb_frontend *cxd2841er_attach_c(struct cxd2841er_config *cfg, + struct i2c_adapter *i2c) +{ + return cxd2841er_attach(cfg, i2c, SYS_DVBC_ANNEX_A); +} +EXPORT_SYMBOL(cxd2841er_attach_c); + +static struct dvb_frontend_ops cxd2841er_dvbs_s2_ops = { + .delsys = { SYS_DVBS, SYS_DVBS2 }, + .info = { + .name = "Sony CXD2841ER DVB-S/S2 demodulator", + .frequency_min = 500000, + .frequency_max = 2500000, + .frequency_stepsize = 0, + .symbol_rate_min = 1000000, + .symbol_rate_max = 45000000, + .symbol_rate_tolerance = 500, + .caps = FE_CAN_INVERSION_AUTO | + FE_CAN_FEC_AUTO | + FE_CAN_QPSK, + }, + .init = cxd2841er_init_s, + .sleep = cxd2841er_sleep_s, + .release = cxd2841er_release, + .set_frontend = cxd2841er_set_frontend_s, + .get_frontend = cxd2841er_get_frontend, + .read_status = cxd2841er_read_status_s, + .i2c_gate_ctrl = cxd2841er_i2c_gate_ctrl, + .get_frontend_algo = cxd2841er_get_algo, + .set_tone = cxd2841er_set_tone, + .diseqc_send_burst = cxd2841er_send_burst, + .diseqc_send_master_cmd = cxd2841er_send_diseqc_msg, + .tune = cxd2841er_tune_s +}; + +static struct dvb_frontend_ops cxd2841er_dvbt_t2_ops = { + .delsys = { SYS_DVBT, SYS_DVBT2 }, + .info = { + .name = "Sony CXD2841ER DVB-T/T2 demodulator", + .caps = FE_CAN_FEC_1_2 | + FE_CAN_FEC_2_3 | + FE_CAN_FEC_3_4 | + FE_CAN_FEC_5_6 | + FE_CAN_FEC_7_8 | + FE_CAN_FEC_AUTO | + FE_CAN_QPSK | + FE_CAN_QAM_16 | + FE_CAN_QAM_32 | + FE_CAN_QAM_64 | + FE_CAN_QAM_128 | + FE_CAN_QAM_256 | + FE_CAN_QAM_AUTO | + FE_CAN_TRANSMISSION_MODE_AUTO | + FE_CAN_GUARD_INTERVAL_AUTO | + FE_CAN_HIERARCHY_AUTO | + FE_CAN_MUTE_TS | + FE_CAN_2G_MODULATION, + .frequency_min = 42000000, + .frequency_max = 1002000000 + }, + .init = cxd2841er_init_tc, + .sleep = cxd2841er_sleep_tc, + .release = cxd2841er_release, + .set_frontend = cxd2841er_set_frontend_tc, + .get_frontend = cxd2841er_get_frontend, + .read_status = cxd2841er_read_status_tc, + .tune = cxd2841er_tune_tc, + .i2c_gate_ctrl = cxd2841er_i2c_gate_ctrl, + .get_frontend_algo = cxd2841er_get_algo +}; + +static struct dvb_frontend_ops cxd2841er_dvbc_ops = { + .delsys = { SYS_DVBC_ANNEX_A }, + .info = { + .name = "Sony CXD2841ER DVB-C demodulator", + .caps = FE_CAN_FEC_1_2 | + FE_CAN_FEC_2_3 | + FE_CAN_FEC_3_4 | + FE_CAN_FEC_5_6 | + FE_CAN_FEC_7_8 | + FE_CAN_FEC_AUTO | + FE_CAN_QAM_16 | + FE_CAN_QAM_32 | + FE_CAN_QAM_64 | + FE_CAN_QAM_128 | + FE_CAN_QAM_256 | + FE_CAN_QAM_AUTO | + FE_CAN_INVERSION_AUTO, + .frequency_min = 42000000, + .frequency_max = 1002000000 + }, + .init = cxd2841er_init_tc, + .sleep = cxd2841er_sleep_tc, + .release = cxd2841er_release, + .set_frontend = cxd2841er_set_frontend_tc, + .get_frontend = cxd2841er_get_frontend, + .read_status = cxd2841er_read_status_tc, + .tune = cxd2841er_tune_tc, + .i2c_gate_ctrl = cxd2841er_i2c_gate_ctrl, + .get_frontend_algo = cxd2841er_get_algo, +}; + +MODULE_DESCRIPTION("Sony CXD2841ER DVB-C/C2/T/T2/S/S2 demodulator driver"); +MODULE_AUTHOR("Sergey Kozlov <serjk@netup.ru>"); +MODULE_LICENSE("GPL"); diff --git a/drivers/media/dvb-frontends/cxd2841er.h b/drivers/media/dvb-frontends/cxd2841er.h new file mode 100644 index 000000000..3472bdd58 --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2841er.h @@ -0,0 +1,65 @@ +/* + * cxd2841er.h + * + * Sony CXD2441ER digital demodulator driver public definitions + * + * Copyright 2012 Sony Corporation + * Copyright (C) 2014 NetUP Inc. + * Copyright (C) 2014 Sergey Kozlov <serjk@netup.ru> + * Copyright (C) 2014 Abylay Ospan <aospan@netup.ru> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef CXD2841ER_H +#define CXD2841ER_H + +#include <linux/kconfig.h> +#include <linux/dvb/frontend.h> + +struct cxd2841er_config { + u8 i2c_addr; +}; + +#if IS_REACHABLE(CONFIG_DVB_CXD2841ER) +extern struct dvb_frontend *cxd2841er_attach_s(struct cxd2841er_config *cfg, + struct i2c_adapter *i2c); + +extern struct dvb_frontend *cxd2841er_attach_t(struct cxd2841er_config *cfg, + struct i2c_adapter *i2c); + +extern struct dvb_frontend *cxd2841er_attach_c(struct cxd2841er_config *cfg, + struct i2c_adapter *i2c); +#else +static inline struct dvb_frontend *cxd2841er_attach_s( + struct cxd2841er_config *cfg, + struct i2c_adapter *i2c) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} + +static inline struct dvb_frontend *cxd2841er_attach_t( + struct cxd2841er_config *cfg, struct i2c_adapter *i2c) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} + +static inline struct dvb_frontend *cxd2841er_attach_c( + struct cxd2841er_config *cfg, struct i2c_adapter *i2c) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif + +#endif diff --git a/drivers/media/dvb-frontends/cxd2841er_priv.h b/drivers/media/dvb-frontends/cxd2841er_priv.h new file mode 100644 index 000000000..33e2f4952 --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2841er_priv.h @@ -0,0 +1,43 @@ +/* + * cxd2841er_priv.h + * + * Sony CXD2441ER digital demodulator driver internal definitions + * + * Copyright 2012 Sony Corporation + * Copyright (C) 2014 NetUP Inc. + * Copyright (C) 2014 Sergey Kozlov <serjk@netup.ru> + * Copyright (C) 2014 Abylay Ospan <aospan@netup.ru> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef CXD2841ER_PRIV_H +#define CXD2841ER_PRIV_H + +#define I2C_SLVX 0 +#define I2C_SLVT 1 + +#define CXD2841ER_CHIP_ID 0xa7 + +#define CXD2841ER_DVBS_POLLING_INVL 10 + +struct cxd2841er_cnr_data { + u32 value; + int cnr_x1000; +}; + +enum cxd2841er_dvbt2_profile_t { + DVBT2_PROFILE_ANY = 0, + DVBT2_PROFILE_BASE = 1, + DVBT2_PROFILE_LITE = 2 +}; + +#endif diff --git a/drivers/media/dvb-frontends/dvb-pll.c b/drivers/media/dvb-frontends/dvb-pll.c index 6d8fe8843..53089e142 100644 --- a/drivers/media/dvb-frontends/dvb-pll.c +++ b/drivers/media/dvb-frontends/dvb-pll.c @@ -34,7 +34,7 @@ struct dvb_pll_priv { struct i2c_adapter *i2c; /* the PLL descriptor */ - struct dvb_pll_desc *pll_desc; + const struct dvb_pll_desc *pll_desc; /* cached frequency/bandwidth */ u32 frequency; @@ -57,7 +57,7 @@ MODULE_PARM_DESC(id, "force pll id to use (DEBUG ONLY)"); /* ----------------------------------------------------------- */ struct dvb_pll_desc { - char *name; + const char *name; u32 min; u32 max; u32 iffreq; @@ -71,13 +71,13 @@ struct dvb_pll_desc { u32 stepsize; u8 config; u8 cb; - } entries[12]; + } entries[]; }; /* ----------------------------------------------------------- */ /* descriptions */ -static struct dvb_pll_desc dvb_pll_thomson_dtt7579 = { +static const struct dvb_pll_desc dvb_pll_thomson_dtt7579 = { .name = "Thomson dtt7579", .min = 177000000, .max = 858000000, @@ -99,7 +99,7 @@ static void thomson_dtt759x_bw(struct dvb_frontend *fe, u8 *buf) buf[3] |= 0x10; } -static struct dvb_pll_desc dvb_pll_thomson_dtt759x = { +static const struct dvb_pll_desc dvb_pll_thomson_dtt759x = { .name = "Thomson dtt759x", .min = 177000000, .max = 896000000, @@ -123,7 +123,7 @@ static void thomson_dtt7520x_bw(struct dvb_frontend *fe, u8 *buf) buf[3] ^= 0x10; } -static struct dvb_pll_desc dvb_pll_thomson_dtt7520x = { +static const struct dvb_pll_desc dvb_pll_thomson_dtt7520x = { .name = "Thomson dtt7520x", .min = 185000000, .max = 900000000, @@ -141,7 +141,7 @@ static struct dvb_pll_desc dvb_pll_thomson_dtt7520x = { }, }; -static struct dvb_pll_desc dvb_pll_lg_z201 = { +static const struct dvb_pll_desc dvb_pll_lg_z201 = { .name = "LG z201", .min = 174000000, .max = 862000000, @@ -157,7 +157,7 @@ static struct dvb_pll_desc dvb_pll_lg_z201 = { }, }; -static struct dvb_pll_desc dvb_pll_unknown_1 = { +static const struct dvb_pll_desc dvb_pll_unknown_1 = { .name = "unknown 1", /* used by dntv live dvb-t */ .min = 174000000, .max = 862000000, @@ -179,7 +179,7 @@ static struct dvb_pll_desc dvb_pll_unknown_1 = { /* Infineon TUA6010XS * used in Thomson Cable Tuner */ -static struct dvb_pll_desc dvb_pll_tua6010xs = { +static const struct dvb_pll_desc dvb_pll_tua6010xs = { .name = "Infineon TUA6010XS", .min = 44250000, .max = 858000000, @@ -193,7 +193,7 @@ static struct dvb_pll_desc dvb_pll_tua6010xs = { }; /* Panasonic env57h1xd5 (some Philips PLL ?) */ -static struct dvb_pll_desc dvb_pll_env57h1xd5 = { +static const struct dvb_pll_desc dvb_pll_env57h1xd5 = { .name = "Panasonic ENV57H1XD5", .min = 44250000, .max = 858000000, @@ -217,7 +217,7 @@ static void tda665x_bw(struct dvb_frontend *fe, u8 *buf) buf[3] |= 0x08; } -static struct dvb_pll_desc dvb_pll_tda665x = { +static const struct dvb_pll_desc dvb_pll_tda665x = { .name = "Philips TDA6650/TDA6651", .min = 44250000, .max = 858000000, @@ -251,7 +251,7 @@ static void tua6034_bw(struct dvb_frontend *fe, u8 *buf) buf[3] |= 0x08; } -static struct dvb_pll_desc dvb_pll_tua6034 = { +static const struct dvb_pll_desc dvb_pll_tua6034 = { .name = "Infineon TUA6034", .min = 44250000, .max = 858000000, @@ -275,7 +275,7 @@ static void tded4_bw(struct dvb_frontend *fe, u8 *buf) buf[3] |= 0x04; } -static struct dvb_pll_desc dvb_pll_tded4 = { +static const struct dvb_pll_desc dvb_pll_tded4 = { .name = "ALPS TDED4", .min = 47000000, .max = 863000000, @@ -293,7 +293,7 @@ static struct dvb_pll_desc dvb_pll_tded4 = { /* ALPS TDHU2 * used in AverTVHD MCE A180 */ -static struct dvb_pll_desc dvb_pll_tdhu2 = { +static const struct dvb_pll_desc dvb_pll_tdhu2 = { .name = "ALPS TDHU2", .min = 54000000, .max = 864000000, @@ -310,7 +310,7 @@ static struct dvb_pll_desc dvb_pll_tdhu2 = { /* Samsung TBMV30111IN / TBMV30712IN1 * used in Air2PC ATSC - 2nd generation (nxt2002) */ -static struct dvb_pll_desc dvb_pll_samsung_tbmv = { +static const struct dvb_pll_desc dvb_pll_samsung_tbmv = { .name = "Samsung TBMV30111IN / TBMV30712IN1", .min = 54000000, .max = 860000000, @@ -329,7 +329,7 @@ static struct dvb_pll_desc dvb_pll_samsung_tbmv = { /* * Philips SD1878 Tuner. */ -static struct dvb_pll_desc dvb_pll_philips_sd1878_tda8261 = { +static const struct dvb_pll_desc dvb_pll_philips_sd1878_tda8261 = { .name = "Philips SD1878", .min = 950000, .max = 2150000, @@ -395,7 +395,7 @@ static void opera1_bw(struct dvb_frontend *fe, u8 *buf) return; } -static struct dvb_pll_desc dvb_pll_opera1 = { +static const struct dvb_pll_desc dvb_pll_opera1 = { .name = "Opera Tuner", .min = 900000, .max = 2250000, @@ -442,7 +442,7 @@ static void samsung_dtos403ih102a_set(struct dvb_frontend *fe, u8 *buf) } /* unknown pll used in Samsung DTOS403IH102A DVB-C tuner */ -static struct dvb_pll_desc dvb_pll_samsung_dtos403ih102a = { +static const struct dvb_pll_desc dvb_pll_samsung_dtos403ih102a = { .name = "Samsung DTOS403IH102A", .min = 44250000, .max = 858000000, @@ -462,7 +462,7 @@ static struct dvb_pll_desc dvb_pll_samsung_dtos403ih102a = { }; /* Samsung TDTC9251DH0 DVB-T NIM, as used on AirStar 2 */ -static struct dvb_pll_desc dvb_pll_samsung_tdtc9251dh0 = { +static const struct dvb_pll_desc dvb_pll_samsung_tdtc9251dh0 = { .name = "Samsung TDTC9251DH0", .min = 48000000, .max = 863000000, @@ -476,7 +476,7 @@ static struct dvb_pll_desc dvb_pll_samsung_tdtc9251dh0 = { }; /* Samsung TBDU18132 DVB-S NIM with TSA5059 PLL, used in SkyStar2 DVB-S 2.3 */ -static struct dvb_pll_desc dvb_pll_samsung_tbdu18132 = { +static const struct dvb_pll_desc dvb_pll_samsung_tbdu18132 = { .name = "Samsung TBDU18132", .min = 950000, .max = 2150000, /* guesses */ @@ -497,7 +497,7 @@ static struct dvb_pll_desc dvb_pll_samsung_tbdu18132 = { }; /* Samsung TBMU24112 DVB-S NIM with SL1935 zero-IF tuner */ -static struct dvb_pll_desc dvb_pll_samsung_tbmu24112 = { +static const struct dvb_pll_desc dvb_pll_samsung_tbmu24112 = { .name = "Samsung TBMU24112", .min = 950000, .max = 2150000, /* guesses */ @@ -518,7 +518,7 @@ static struct dvb_pll_desc dvb_pll_samsung_tbmu24112 = { * 153 - 430 0 * 0 0 0 0 1 0 0x02 * 430 - 822 0 * 0 0 1 0 0 0 0x08 * 822 - 862 1 * 0 0 1 0 0 0 0x88 */ -static struct dvb_pll_desc dvb_pll_alps_tdee4 = { +static const struct dvb_pll_desc dvb_pll_alps_tdee4 = { .name = "ALPS TDEE4", .min = 47000000, .max = 862000000, @@ -534,7 +534,7 @@ static struct dvb_pll_desc dvb_pll_alps_tdee4 = { /* ----------------------------------------------------------- */ -static struct dvb_pll_desc *pll_list[] = { +static const struct dvb_pll_desc *pll_list[] = { [DVB_PLL_UNDEFINED] = NULL, [DVB_PLL_THOMSON_DTT7579] = &dvb_pll_thomson_dtt7579, [DVB_PLL_THOMSON_DTT759X] = &dvb_pll_thomson_dtt759x, @@ -564,7 +564,7 @@ static int dvb_pll_configure(struct dvb_frontend *fe, u8 *buf, const u32 frequency) { struct dvb_pll_priv *priv = fe->tuner_priv; - struct dvb_pll_desc *desc = priv->pll_desc; + const struct dvb_pll_desc *desc = priv->pll_desc; u32 div; int i; @@ -758,7 +758,7 @@ struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr, .buf = b1, .len = 1 }; struct dvb_pll_priv *priv = NULL; int ret; - struct dvb_pll_desc *desc; + const struct dvb_pll_desc *desc; if ((id[dvb_pll_devcount] > DVB_PLL_UNDEFINED) && (id[dvb_pll_devcount] < ARRAY_SIZE(pll_list))) diff --git a/drivers/media/dvb-frontends/horus3a.c b/drivers/media/dvb-frontends/horus3a.c new file mode 100644 index 000000000..000606af7 --- /dev/null +++ b/drivers/media/dvb-frontends/horus3a.c @@ -0,0 +1,430 @@ +/* + * horus3a.h + * + * Sony Horus3A DVB-S/S2 tuner driver + * + * Copyright 2012 Sony Corporation + * Copyright (C) 2014 NetUP Inc. + * Copyright (C) 2014 Sergey Kozlov <serjk@netup.ru> + * Copyright (C) 2014 Abylay Ospan <aospan@netup.ru> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <linux/slab.h> +#include <linux/module.h> +#include <linux/dvb/frontend.h> +#include <linux/types.h> +#include "horus3a.h" +#include "dvb_frontend.h" + +#define MAX_WRITE_REGSIZE 5 + +enum horus3a_state { + STATE_UNKNOWN, + STATE_SLEEP, + STATE_ACTIVE +}; + +struct horus3a_priv { + u32 frequency; + u8 i2c_address; + struct i2c_adapter *i2c; + enum horus3a_state state; + void *set_tuner_data; + int (*set_tuner)(void *, int); +}; + +static void horus3a_i2c_debug(struct horus3a_priv *priv, + u8 reg, u8 write, const u8 *data, u32 len) +{ + dev_dbg(&priv->i2c->dev, "horus3a: I2C %s reg 0x%02x size %d\n", + (write == 0 ? "read" : "write"), reg, len); + print_hex_dump_bytes("horus3a: I2C data: ", + DUMP_PREFIX_OFFSET, data, len); +} + +static int horus3a_write_regs(struct horus3a_priv *priv, + u8 reg, const u8 *data, u32 len) +{ + int ret; + u8 buf[MAX_WRITE_REGSIZE + 1]; + struct i2c_msg msg[1] = { + { + .addr = priv->i2c_address, + .flags = 0, + .len = len + 1, + .buf = buf, + } + }; + + if (len + 1 >= sizeof(buf)) { + dev_warn(&priv->i2c->dev,"wr reg=%04x: len=%d is too big!\n", + reg, len + 1); + return -E2BIG; + } + + horus3a_i2c_debug(priv, reg, 1, data, len); + buf[0] = reg; + memcpy(&buf[1], data, len); + ret = i2c_transfer(priv->i2c, msg, 1); + if (ret >= 0 && ret != 1) + ret = -EREMOTEIO; + if (ret < 0) { + dev_warn(&priv->i2c->dev, + "%s: i2c wr failed=%d reg=%02x len=%d\n", + KBUILD_MODNAME, ret, reg, len); + return ret; + } + return 0; +} + +static int horus3a_write_reg(struct horus3a_priv *priv, u8 reg, u8 val) +{ + return horus3a_write_regs(priv, reg, &val, 1); +} + +static int horus3a_enter_power_save(struct horus3a_priv *priv) +{ + u8 data[2]; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state == STATE_SLEEP) + return 0; + /* IQ Generator disable */ + horus3a_write_reg(priv, 0x2a, 0x79); + /* MDIV_EN = 0 */ + horus3a_write_reg(priv, 0x29, 0x70); + /* VCO disable preparation */ + horus3a_write_reg(priv, 0x28, 0x3e); + /* VCO buffer disable */ + horus3a_write_reg(priv, 0x2a, 0x19); + /* VCO calibration disable */ + horus3a_write_reg(priv, 0x1c, 0x00); + /* Power save setting (xtal is not stopped) */ + data[0] = 0xC0; + /* LNA is Disabled */ + data[1] = 0xA7; + /* 0x11 - 0x12 */ + horus3a_write_regs(priv, 0x11, data, sizeof(data)); + priv->state = STATE_SLEEP; + return 0; +} + +static int horus3a_leave_power_save(struct horus3a_priv *priv) +{ + u8 data[2]; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state == STATE_ACTIVE) + return 0; + /* Leave power save */ + data[0] = 0x00; + /* LNA is Disabled */ + data[1] = 0xa7; + /* 0x11 - 0x12 */ + horus3a_write_regs(priv, 0x11, data, sizeof(data)); + /* VCO buffer enable */ + horus3a_write_reg(priv, 0x2a, 0x79); + /* VCO calibration enable */ + horus3a_write_reg(priv, 0x1c, 0xc0); + /* MDIV_EN = 1 */ + horus3a_write_reg(priv, 0x29, 0x71); + usleep_range(5000, 7000); + priv->state = STATE_ACTIVE; + return 0; +} + +static int horus3a_init(struct dvb_frontend *fe) +{ + struct horus3a_priv *priv = fe->tuner_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + return 0; +} + +static int horus3a_release(struct dvb_frontend *fe) +{ + struct horus3a_priv *priv = fe->tuner_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + kfree(fe->tuner_priv); + fe->tuner_priv = NULL; + return 0; +} + +static int horus3a_sleep(struct dvb_frontend *fe) +{ + struct horus3a_priv *priv = fe->tuner_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + horus3a_enter_power_save(priv); + return 0; +} + +static int horus3a_set_params(struct dvb_frontend *fe) +{ + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + struct horus3a_priv *priv = fe->tuner_priv; + u32 frequency = p->frequency; + u32 symbol_rate = p->symbol_rate/1000; + u8 mixdiv = 0; + u8 mdiv = 0; + u32 ms = 0; + u8 f_ctl = 0; + u8 g_ctl = 0; + u8 fc_lpf = 0; + u8 data[5]; + + dev_dbg(&priv->i2c->dev, "%s(): frequency %dkHz symbol_rate %dksps\n", + __func__, frequency, symbol_rate); + if (priv->set_tuner) + priv->set_tuner(priv->set_tuner_data, 0); + if (priv->state == STATE_SLEEP) + horus3a_leave_power_save(priv); + + /* frequency should be X MHz (X : integer) */ + frequency = DIV_ROUND_CLOSEST(frequency, 1000) * 1000; + if (frequency <= 1155000) { + mixdiv = 4; + mdiv = 1; + } else { + mixdiv = 2; + mdiv = 0; + } + /* Assumed that fREF == 1MHz (1000kHz) */ + ms = DIV_ROUND_CLOSEST((frequency * mixdiv) / 2, 1000); + if (ms > 0x7FFF) { /* 15 bit */ + dev_err(&priv->i2c->dev, "horus3a: invalid frequency %d\n", + frequency); + return -EINVAL; + } + if (frequency < 975000) { + /* F_CTL=11100 G_CTL=001 */ + f_ctl = 0x1C; + g_ctl = 0x01; + } else if (frequency < 1050000) { + /* F_CTL=11000 G_CTL=010 */ + f_ctl = 0x18; + g_ctl = 0x02; + } else if (frequency < 1150000) { + /* F_CTL=10100 G_CTL=010 */ + f_ctl = 0x14; + g_ctl = 0x02; + } else if (frequency < 1250000) { + /* F_CTL=10000 G_CTL=011 */ + f_ctl = 0x10; + g_ctl = 0x03; + } else if (frequency < 1350000) { + /* F_CTL=01100 G_CTL=100 */ + f_ctl = 0x0C; + g_ctl = 0x04; + } else if (frequency < 1450000) { + /* F_CTL=01010 G_CTL=100 */ + f_ctl = 0x0A; + g_ctl = 0x04; + } else if (frequency < 1600000) { + /* F_CTL=00111 G_CTL=101 */ + f_ctl = 0x07; + g_ctl = 0x05; + } else if (frequency < 1800000) { + /* F_CTL=00100 G_CTL=010 */ + f_ctl = 0x04; + g_ctl = 0x02; + } else if (frequency < 2000000) { + /* F_CTL=00010 G_CTL=001 */ + f_ctl = 0x02; + g_ctl = 0x01; + } else { + /* F_CTL=00000 G_CTL=000 */ + f_ctl = 0x00; + g_ctl = 0x00; + } + /* LPF cutoff frequency setting */ + if (p->delivery_system == SYS_DVBS) { + /* + * rolloff = 0.35 + * SR <= 4.3 + * fc_lpf = 5 + * 4.3 < SR <= 10 + * fc_lpf = SR * (1 + rolloff) / 2 + SR / 2 = + * SR * 1.175 = SR * (47/40) + * 10 < SR + * fc_lpf = SR * (1 + rolloff) / 2 + 5 = + * SR * 0.675 + 5 = SR * (27/40) + 5 + * NOTE: The result should be round up. + */ + if (symbol_rate <= 4300) + fc_lpf = 5; + else if (symbol_rate <= 10000) + fc_lpf = (u8)DIV_ROUND_UP(symbol_rate * 47, 40000); + else + fc_lpf = (u8)DIV_ROUND_UP(symbol_rate * 27, 40000) + 5; + /* 5 <= fc_lpf <= 36 */ + if (fc_lpf > 36) + fc_lpf = 36; + } else if (p->delivery_system == SYS_DVBS2) { + int rolloff; + + switch (p->rolloff) { + case ROLLOFF_35: + rolloff = 35; + break; + case ROLLOFF_25: + rolloff = 25; + break; + case ROLLOFF_20: + rolloff = 20; + break; + case ROLLOFF_AUTO: + default: + dev_err(&priv->i2c->dev, + "horus3a: auto roll-off is not supported\n"); + return -EINVAL; + } + /* + * SR <= 4.5: + * fc_lpf = 5 + * 4.5 < SR <= 10: + * fc_lpf = SR * (1 + rolloff) / 2 + SR / 2 + * 10 < SR: + * fc_lpf = SR * (1 + rolloff) / 2 + 5 + * NOTE: The result should be round up. + */ + if (symbol_rate <= 4500) + fc_lpf = 5; + else if (symbol_rate <= 10000) + fc_lpf = (u8)DIV_ROUND_UP( + symbol_rate * (200 + rolloff), 200000); + else + fc_lpf = (u8)DIV_ROUND_UP( + symbol_rate * (100 + rolloff), 200000) + 5; + /* 5 <= fc_lpf <= 36 is valid */ + if (fc_lpf > 36) + fc_lpf = 36; + } else { + dev_err(&priv->i2c->dev, + "horus3a: invalid delivery system %d\n", + p->delivery_system); + return -EINVAL; + } + /* 0x00 - 0x04 */ + data[0] = (u8)((ms >> 7) & 0xFF); + data[1] = (u8)((ms << 1) & 0xFF); + data[2] = 0x00; + data[3] = 0x00; + data[4] = (u8)(mdiv << 7); + horus3a_write_regs(priv, 0x00, data, sizeof(data)); + /* Write G_CTL, F_CTL */ + horus3a_write_reg(priv, 0x09, (u8)((g_ctl << 5) | f_ctl)); + /* Write LPF cutoff frequency */ + horus3a_write_reg(priv, 0x37, (u8)(0x80 | (fc_lpf << 1))); + /* Start Calibration */ + horus3a_write_reg(priv, 0x05, 0x80); + /* IQ Generator enable */ + horus3a_write_reg(priv, 0x2a, 0x7b); + /* tuner stabilization time */ + msleep(60); + /* Store tuned frequency to the struct */ + priv->frequency = ms * 2 * 1000 / mixdiv; + return 0; +} + +static int horus3a_get_frequency(struct dvb_frontend *fe, u32 *frequency) +{ + struct horus3a_priv *priv = fe->tuner_priv; + + *frequency = priv->frequency; + return 0; +} + +static struct dvb_tuner_ops horus3a_tuner_ops = { + .info = { + .name = "Sony Horus3a", + .frequency_min = 950000, + .frequency_max = 2150000, + .frequency_step = 1000, + }, + .init = horus3a_init, + .release = horus3a_release, + .sleep = horus3a_sleep, + .set_params = horus3a_set_params, + .get_frequency = horus3a_get_frequency, +}; + +struct dvb_frontend *horus3a_attach(struct dvb_frontend *fe, + const struct horus3a_config *config, + struct i2c_adapter *i2c) +{ + u8 buf[3], val; + struct horus3a_priv *priv = NULL; + + priv = kzalloc(sizeof(struct horus3a_priv), GFP_KERNEL); + if (priv == NULL) + return NULL; + priv->i2c_address = (config->i2c_address >> 1); + priv->i2c = i2c; + priv->set_tuner_data = config->set_tuner_priv; + priv->set_tuner = config->set_tuner_callback; + + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + + /* wait 4ms after power on */ + usleep_range(4000, 6000); + /* IQ Generator disable */ + horus3a_write_reg(priv, 0x2a, 0x79); + /* REF_R = Xtal Frequency */ + buf[0] = config->xtal_freq_mhz; + buf[1] = config->xtal_freq_mhz; + buf[2] = 0; + /* 0x6 - 0x8 */ + horus3a_write_regs(priv, 0x6, buf, 3); + /* IQ Out = Single Ended */ + horus3a_write_reg(priv, 0x0a, 0x40); + switch (config->xtal_freq_mhz) { + case 27: + val = 0x1f; + break; + case 24: + val = 0x10; + break; + case 16: + val = 0xc; + break; + default: + val = 0; + dev_warn(&priv->i2c->dev, + "horus3a: invalid xtal frequency %dMHz\n", + config->xtal_freq_mhz); + break; + } + val <<= 2; + horus3a_write_reg(priv, 0x0e, val); + horus3a_enter_power_save(priv); + usleep_range(3000, 5000); + + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 0); + + memcpy(&fe->ops.tuner_ops, &horus3a_tuner_ops, + sizeof(struct dvb_tuner_ops)); + fe->tuner_priv = priv; + dev_info(&priv->i2c->dev, + "Sony HORUS3A attached on addr=%x at I2C adapter %p\n", + priv->i2c_address, priv->i2c); + return fe; +} +EXPORT_SYMBOL(horus3a_attach); + +MODULE_DESCRIPTION("Sony HORUS3A sattelite tuner driver"); +MODULE_AUTHOR("Sergey Kozlov <serjk@netup.ru>"); +MODULE_LICENSE("GPL"); diff --git a/drivers/media/dvb-frontends/horus3a.h b/drivers/media/dvb-frontends/horus3a.h new file mode 100644 index 000000000..c1e2d1834 --- /dev/null +++ b/drivers/media/dvb-frontends/horus3a.h @@ -0,0 +1,58 @@ +/* + * horus3a.h + * + * Sony Horus3A DVB-S/S2 tuner driver + * + * Copyright 2012 Sony Corporation + * Copyright (C) 2014 NetUP Inc. + * Copyright (C) 2014 Sergey Kozlov <serjk@netup.ru> + * Copyright (C) 2014 Abylay Ospan <aospan@netup.ru> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef __DVB_HORUS3A_H__ +#define __DVB_HORUS3A_H__ + +#include <linux/kconfig.h> +#include <linux/dvb/frontend.h> +#include <linux/i2c.h> + +/** + * struct horus3a_config - the configuration of Horus3A tuner driver + * @i2c_address: I2C address of the tuner + * @xtal_freq_mhz: Oscillator frequency, MHz + * @set_tuner_priv: Callback function private context + * @set_tuner_callback: Callback function that notifies the parent driver + * which tuner is active now + */ +struct horus3a_config { + u8 i2c_address; + u8 xtal_freq_mhz; + void *set_tuner_priv; + int (*set_tuner_callback)(void *, int); +}; + +#if IS_REACHABLE(CONFIG_DVB_HORUS3A) +extern struct dvb_frontend *horus3a_attach(struct dvb_frontend *fe, + const struct horus3a_config *config, + struct i2c_adapter *i2c); +#else +static inline struct dvb_frontend *horus3a_attach(struct dvb_frontend *fe, + const struct horus3a_config *config, + struct i2c_adapter *i2c) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif + +#endif diff --git a/drivers/media/dvb-frontends/lnbh25.c b/drivers/media/dvb-frontends/lnbh25.c new file mode 100644 index 000000000..ef3021e96 --- /dev/null +++ b/drivers/media/dvb-frontends/lnbh25.c @@ -0,0 +1,189 @@ +/* + * lnbh25.c + * + * Driver for LNB supply and control IC LNBH25 + * + * Copyright (C) 2014 NetUP Inc. + * Copyright (C) 2014 Sergey Kozlov <serjk@netup.ru> + * Copyright (C) 2014 Abylay Ospan <aospan@netup.ru> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/string.h> +#include <linux/slab.h> + +#include "dvb_frontend.h" +#include "lnbh25.h" + +/** + * struct lnbh25_priv - LNBH25 driver private data + * @i2c: pointer to the I2C adapter structure + * @i2c_address: I2C address of LNBH25 SEC chip + * @config: Registers configuration: + * offset 0: 1st register address, always 0x02 (DATA1) + * offset 1: DATA1 register value + * offset 2: DATA2 register value + */ +struct lnbh25_priv { + struct i2c_adapter *i2c; + u8 i2c_address; + u8 config[3]; +}; + +#define LNBH25_STATUS_OFL 0x1 +#define LNBH25_STATUS_VMON 0x4 +#define LNBH25_VSEL_13 0x03 +#define LNBH25_VSEL_18 0x0a + +static int lnbh25_read_vmon(struct lnbh25_priv *priv) +{ + int i, ret; + u8 addr = 0x00; + u8 status[6]; + struct i2c_msg msg[2] = { + { + .addr = priv->i2c_address, + .flags = 0, + .len = 1, + .buf = &addr + }, { + .addr = priv->i2c_address, + .flags = I2C_M_RD, + .len = sizeof(status), + .buf = status + } + }; + + for (i = 0; i < 2; i++) { + ret = i2c_transfer(priv->i2c, &msg[i], 1); + if (ret >= 0 && ret != 1) + ret = -EIO; + if (ret < 0) { + dev_dbg(&priv->i2c->dev, + "%s(): I2C transfer %d failed (%d)\n", + __func__, i, ret); + return ret; + } + } + print_hex_dump_bytes("lnbh25_read_vmon: ", + DUMP_PREFIX_OFFSET, status, sizeof(status)); + if ((status[0] & (LNBH25_STATUS_OFL | LNBH25_STATUS_VMON)) != 0) { + dev_err(&priv->i2c->dev, + "%s(): voltage in failure state, status reg 0x%x\n", + __func__, status[0]); + return -EIO; + } + return 0; +} + +static int lnbh25_set_voltage(struct dvb_frontend *fe, + enum fe_sec_voltage voltage) +{ + int ret; + u8 data1_reg; + const char *vsel; + struct lnbh25_priv *priv = fe->sec_priv; + struct i2c_msg msg = { + .addr = priv->i2c_address, + .flags = 0, + .len = sizeof(priv->config), + .buf = priv->config + }; + + switch (voltage) { + case SEC_VOLTAGE_OFF: + data1_reg = 0x00; + vsel = "Off"; + break; + case SEC_VOLTAGE_13: + data1_reg = LNBH25_VSEL_13; + vsel = "13V"; + break; + case SEC_VOLTAGE_18: + data1_reg = LNBH25_VSEL_18; + vsel = "18V"; + break; + default: + return -EINVAL; + } + priv->config[1] = data1_reg; + dev_dbg(&priv->i2c->dev, + "%s(): %s, I2C 0x%x write [ %02x %02x %02x ]\n", + __func__, vsel, priv->i2c_address, + priv->config[0], priv->config[1], priv->config[2]); + ret = i2c_transfer(priv->i2c, &msg, 1); + if (ret >= 0 && ret != 1) + ret = -EIO; + if (ret < 0) { + dev_err(&priv->i2c->dev, "%s(): I2C transfer error (%d)\n", + __func__, ret); + return ret; + } + if (voltage != SEC_VOLTAGE_OFF) { + msleep(120); + ret = lnbh25_read_vmon(priv); + } else { + msleep(20); + ret = 0; + } + return ret; +} + +static void lnbh25_release(struct dvb_frontend *fe) +{ + struct lnbh25_priv *priv = fe->sec_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + lnbh25_set_voltage(fe, SEC_VOLTAGE_OFF); + kfree(fe->sec_priv); + fe->sec_priv = NULL; +} + +struct dvb_frontend *lnbh25_attach(struct dvb_frontend *fe, + struct lnbh25_config *cfg, + struct i2c_adapter *i2c) +{ + struct lnbh25_priv *priv; + + dev_dbg(&i2c->dev, "%s()\n", __func__); + priv = kzalloc(sizeof(struct lnbh25_priv), GFP_KERNEL); + if (!priv) + return NULL; + priv->i2c_address = (cfg->i2c_address >> 1); + priv->i2c = i2c; + priv->config[0] = 0x02; + priv->config[1] = 0x00; + priv->config[2] = cfg->data2_config; + fe->sec_priv = priv; + if (lnbh25_set_voltage(fe, SEC_VOLTAGE_OFF)) { + dev_err(&i2c->dev, + "%s(): no LNBH25 found at I2C addr 0x%02x\n", + __func__, priv->i2c_address); + kfree(priv); + fe->sec_priv = NULL; + return NULL; + } + + fe->ops.release_sec = lnbh25_release; + fe->ops.set_voltage = lnbh25_set_voltage; + + dev_err(&i2c->dev, "%s(): attached at I2C addr 0x%02x\n", + __func__, priv->i2c_address); + return fe; +} +EXPORT_SYMBOL(lnbh25_attach); + +MODULE_DESCRIPTION("ST LNBH25 driver"); +MODULE_AUTHOR("info@netup.ru"); +MODULE_LICENSE("GPL"); diff --git a/drivers/media/dvb-frontends/lnbh25.h b/drivers/media/dvb-frontends/lnbh25.h new file mode 100644 index 000000000..1f329ef05 --- /dev/null +++ b/drivers/media/dvb-frontends/lnbh25.h @@ -0,0 +1,56 @@ +/* + * lnbh25.c + * + * Driver for LNB supply and control IC LNBH25 + * + * Copyright (C) 2014 NetUP Inc. + * Copyright (C) 2014 Sergey Kozlov <serjk@netup.ru> + * Copyright (C) 2014 Abylay Ospan <aospan@netup.ru> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef LNBH25_H +#define LNBH25_H + +#include <linux/i2c.h> +#include <linux/kconfig.h> +#include <linux/dvb/frontend.h> + +/* 22 kHz tone enabled. Tone output controlled by DSQIN pin */ +#define LNBH25_TEN 0x01 +/* Low power mode activated (used only with 22 kHz tone output disabled) */ +#define LNBH25_LPM 0x02 +/* DSQIN input pin is set to receive external 22 kHz TTL signal source */ +#define LNBH25_EXTM 0x04 + +struct lnbh25_config { + u8 i2c_address; + u8 data2_config; +}; + +#if IS_REACHABLE(CONFIG_DVB_LNBH25) +struct dvb_frontend *lnbh25_attach( + struct dvb_frontend *fe, + struct lnbh25_config *cfg, + struct i2c_adapter *i2c); +#else +static inline struct dvb_frontend *lnbh25_attach( + struct dvb_frontend *fe, + struct lnbh25_config *cfg, + struct i2c_adapter *i2c) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif + +#endif diff --git a/drivers/media/dvb-frontends/m88ds3103.c b/drivers/media/dvb-frontends/m88ds3103.c index 2172c0239..4f118c8c7 100644 --- a/drivers/media/dvb-frontends/m88ds3103.c +++ b/drivers/media/dvb-frontends/m88ds3103.c @@ -18,6 +18,27 @@ static struct dvb_frontend_ops m88ds3103_ops; +/* write single register with mask */ +static int m88ds3103_update_bits(struct m88ds3103_dev *dev, + u8 reg, u8 mask, u8 val) +{ + int ret; + u8 tmp; + + /* no need for read if whole reg is written */ + if (mask != 0xff) { + ret = regmap_bulk_read(dev->regmap, reg, &tmp, 1); + if (ret) + return ret; + + val &= mask; + tmp &= ~mask; + val |= tmp; + } + + return regmap_bulk_write(dev->regmap, reg, &val, 1); +} + /* write reg val table using reg addr auto increment */ static int m88ds3103_wr_reg_val_tab(struct m88ds3103_dev *dev, const struct m88ds3103_reg_val *tab, int tab_len) @@ -394,10 +415,10 @@ static int m88ds3103_set_frontend(struct dvb_frontend *fe) u8tmp2 = 0x00; /* 0b00 */ break; } - ret = regmap_update_bits(dev->regmap, 0x22, 0xc0, u8tmp1 << 6); + ret = m88ds3103_update_bits(dev, 0x22, 0xc0, u8tmp1 << 6); if (ret) goto err; - ret = regmap_update_bits(dev->regmap, 0x24, 0xc0, u8tmp2 << 6); + ret = m88ds3103_update_bits(dev, 0x24, 0xc0, u8tmp2 << 6); if (ret) goto err; } @@ -455,13 +476,13 @@ static int m88ds3103_set_frontend(struct dvb_frontend *fe) if (ret) goto err; } - ret = regmap_update_bits(dev->regmap, 0x9d, 0x08, 0x08); + ret = m88ds3103_update_bits(dev, 0x9d, 0x08, 0x08); if (ret) goto err; ret = regmap_write(dev->regmap, 0xf1, 0x01); if (ret) goto err; - ret = regmap_update_bits(dev->regmap, 0x30, 0x80, 0x80); + ret = m88ds3103_update_bits(dev, 0x30, 0x80, 0x80); if (ret) goto err; } @@ -498,7 +519,7 @@ static int m88ds3103_set_frontend(struct dvb_frontend *fe) switch (dev->cfg->ts_mode) { case M88DS3103_TS_SERIAL: case M88DS3103_TS_SERIAL_D7: - ret = regmap_update_bits(dev->regmap, 0x29, 0x20, u8tmp1); + ret = m88ds3103_update_bits(dev, 0x29, 0x20, u8tmp1); if (ret) goto err; u8tmp1 = 0; @@ -567,11 +588,11 @@ static int m88ds3103_set_frontend(struct dvb_frontend *fe) if (ret) goto err; - ret = regmap_update_bits(dev->regmap, 0x4d, 0x02, dev->cfg->spec_inv << 1); + ret = m88ds3103_update_bits(dev, 0x4d, 0x02, dev->cfg->spec_inv << 1); if (ret) goto err; - ret = regmap_update_bits(dev->regmap, 0x30, 0x10, dev->cfg->agc_inv << 4); + ret = m88ds3103_update_bits(dev, 0x30, 0x10, dev->cfg->agc_inv << 4); if (ret) goto err; @@ -625,13 +646,13 @@ static int m88ds3103_init(struct dvb_frontend *fe) dev->warm = false; /* wake up device from sleep */ - ret = regmap_update_bits(dev->regmap, 0x08, 0x01, 0x01); + ret = m88ds3103_update_bits(dev, 0x08, 0x01, 0x01); if (ret) goto err; - ret = regmap_update_bits(dev->regmap, 0x04, 0x01, 0x00); + ret = m88ds3103_update_bits(dev, 0x04, 0x01, 0x00); if (ret) goto err; - ret = regmap_update_bits(dev->regmap, 0x23, 0x10, 0x00); + ret = m88ds3103_update_bits(dev, 0x23, 0x10, 0x00); if (ret) goto err; @@ -749,18 +770,18 @@ static int m88ds3103_sleep(struct dvb_frontend *fe) utmp = 0x29; else utmp = 0x27; - ret = regmap_update_bits(dev->regmap, utmp, 0x01, 0x00); + ret = m88ds3103_update_bits(dev, utmp, 0x01, 0x00); if (ret) goto err; /* sleep */ - ret = regmap_update_bits(dev->regmap, 0x08, 0x01, 0x00); + ret = m88ds3103_update_bits(dev, 0x08, 0x01, 0x00); if (ret) goto err; - ret = regmap_update_bits(dev->regmap, 0x04, 0x01, 0x01); + ret = m88ds3103_update_bits(dev, 0x04, 0x01, 0x01); if (ret) goto err; - ret = regmap_update_bits(dev->regmap, 0x23, 0x10, 0x10); + ret = m88ds3103_update_bits(dev, 0x23, 0x10, 0x10); if (ret) goto err; @@ -992,12 +1013,12 @@ static int m88ds3103_set_tone(struct dvb_frontend *fe, } utmp = tone << 7 | dev->cfg->envelope_mode << 5; - ret = regmap_update_bits(dev->regmap, 0xa2, 0xe0, utmp); + ret = m88ds3103_update_bits(dev, 0xa2, 0xe0, utmp); if (ret) goto err; utmp = 1 << 2; - ret = regmap_update_bits(dev->regmap, 0xa1, reg_a1_mask, utmp); + ret = m88ds3103_update_bits(dev, 0xa1, reg_a1_mask, utmp); if (ret) goto err; @@ -1047,7 +1068,7 @@ static int m88ds3103_set_voltage(struct dvb_frontend *fe, voltage_dis ^= dev->cfg->lnb_en_pol; utmp = voltage_dis << 1 | voltage_sel << 0; - ret = regmap_update_bits(dev->regmap, 0xa2, 0x03, utmp); + ret = m88ds3103_update_bits(dev, 0xa2, 0x03, utmp); if (ret) goto err; @@ -1080,7 +1101,7 @@ static int m88ds3103_diseqc_send_master_cmd(struct dvb_frontend *fe, } utmp = dev->cfg->envelope_mode << 5; - ret = regmap_update_bits(dev->regmap, 0xa2, 0xe0, utmp); + ret = m88ds3103_update_bits(dev, 0xa2, 0xe0, utmp); if (ret) goto err; @@ -1115,12 +1136,12 @@ static int m88ds3103_diseqc_send_master_cmd(struct dvb_frontend *fe, } else { dev_dbg(&client->dev, "diseqc tx timeout\n"); - ret = regmap_update_bits(dev->regmap, 0xa1, 0xc0, 0x40); + ret = m88ds3103_update_bits(dev, 0xa1, 0xc0, 0x40); if (ret) goto err; } - ret = regmap_update_bits(dev->regmap, 0xa2, 0xc0, 0x80); + ret = m88ds3103_update_bits(dev, 0xa2, 0xc0, 0x80); if (ret) goto err; @@ -1152,7 +1173,7 @@ static int m88ds3103_diseqc_send_burst(struct dvb_frontend *fe, } utmp = dev->cfg->envelope_mode << 5; - ret = regmap_update_bits(dev->regmap, 0xa2, 0xe0, utmp); + ret = m88ds3103_update_bits(dev, 0xa2, 0xe0, utmp); if (ret) goto err; @@ -1194,12 +1215,12 @@ static int m88ds3103_diseqc_send_burst(struct dvb_frontend *fe, } else { dev_dbg(&client->dev, "diseqc tx timeout\n"); - ret = regmap_update_bits(dev->regmap, 0xa1, 0xc0, 0x40); + ret = m88ds3103_update_bits(dev, 0xa1, 0xc0, 0x40); if (ret) goto err; } - ret = regmap_update_bits(dev->regmap, 0xa2, 0xc0, 0x80); + ret = m88ds3103_update_bits(dev, 0xa2, 0xc0, 0x80); if (ret) goto err; @@ -1435,13 +1456,13 @@ static int m88ds3103_probe(struct i2c_client *client, goto err_kfree; /* sleep */ - ret = regmap_update_bits(dev->regmap, 0x08, 0x01, 0x00); + ret = m88ds3103_update_bits(dev, 0x08, 0x01, 0x00); if (ret) goto err_kfree; - ret = regmap_update_bits(dev->regmap, 0x04, 0x01, 0x01); + ret = m88ds3103_update_bits(dev, 0x04, 0x01, 0x01); if (ret) goto err_kfree; - ret = regmap_update_bits(dev->regmap, 0x23, 0x10, 0x10); + ret = m88ds3103_update_bits(dev, 0x23, 0x10, 0x10); if (ret) goto err_kfree; @@ -1495,7 +1516,6 @@ MODULE_DEVICE_TABLE(i2c, m88ds3103_id_table); static struct i2c_driver m88ds3103_driver = { .driver = { - .owner = THIS_MODULE, .name = "m88ds3103", .suppress_bind_attrs = true, }, diff --git a/drivers/media/dvb-frontends/rtl2830.c b/drivers/media/dvb-frontends/rtl2830.c index 3d01f4f22..b792f305c 100644 --- a/drivers/media/dvb-frontends/rtl2830.c +++ b/drivers/media/dvb-frontends/rtl2830.c @@ -915,7 +915,6 @@ MODULE_DEVICE_TABLE(i2c, rtl2830_id_table); static struct i2c_driver rtl2830_driver = { .driver = { - .owner = THIS_MODULE, .name = "rtl2830", }, .probe = rtl2830_probe, diff --git a/drivers/media/dvb-frontends/rtl2832.c b/drivers/media/dvb-frontends/rtl2832.c index 822ea4b7a..78b87b260 100644 --- a/drivers/media/dvb-frontends/rtl2832.c +++ b/drivers/media/dvb-frontends/rtl2832.c @@ -1319,7 +1319,6 @@ MODULE_DEVICE_TABLE(i2c, rtl2832_id_table); static struct i2c_driver rtl2832_driver = { .driver = { - .owner = THIS_MODULE, .name = "rtl2832", }, .probe = rtl2832_probe, diff --git a/drivers/media/dvb-frontends/rtl2832_sdr.c b/drivers/media/dvb-frontends/rtl2832_sdr.c index 7edb885ae..d5b994f17 100644 --- a/drivers/media/dvb-frontends/rtl2832_sdr.c +++ b/drivers/media/dvb-frontends/rtl2832_sdr.c @@ -1538,7 +1538,6 @@ static int rtl2832_sdr_remove(struct platform_device *pdev) static struct platform_driver rtl2832_sdr_driver = { .driver = { .name = "rtl2832_sdr", - .owner = THIS_MODULE, }, .probe = rtl2832_sdr_probe, .remove = rtl2832_sdr_remove, diff --git a/drivers/media/dvb-frontends/s921.c b/drivers/media/dvb-frontends/s921.c index b2d9fe13e..d6a8fa630 100644 --- a/drivers/media/dvb-frontends/s921.c +++ b/drivers/media/dvb-frontends/s921.c @@ -466,7 +466,7 @@ static int s921_tune(struct dvb_frontend *fe, static int s921_get_algo(struct dvb_frontend *fe) { - return 1; /* FE_ALGO_HW */ + return DVBFE_ALGO_HW; } static void s921_release(struct dvb_frontend *fe) diff --git a/drivers/media/dvb-frontends/si2168.c b/drivers/media/dvb-frontends/si2168.c index 694d57957..f82aa141a 100644 --- a/drivers/media/dvb-frontends/si2168.c +++ b/drivers/media/dvb-frontends/si2168.c @@ -502,6 +502,10 @@ static int si2168_init(struct dvb_frontend *fe) /* firmware is in the new format */ for (remaining = fw->size; remaining > 0; remaining -= 17) { len = fw->data[fw->size - remaining]; + if (len > SI2168_ARGLEN) { + ret = -EINVAL; + break; + } memcpy(cmd.args, &fw->data[(fw->size - remaining) + 1], len); cmd.wlen = len; cmd.rlen = 1; @@ -757,7 +761,6 @@ MODULE_DEVICE_TABLE(i2c, si2168_id_table); static struct i2c_driver si2168_driver = { .driver = { - .owner = THIS_MODULE, .name = "si2168", }, .probe = si2168_probe, diff --git a/drivers/media/dvb-frontends/sp2.c b/drivers/media/dvb-frontends/sp2.c index 8fd42767e..43d47dfcc 100644 --- a/drivers/media/dvb-frontends/sp2.c +++ b/drivers/media/dvb-frontends/sp2.c @@ -426,7 +426,6 @@ MODULE_DEVICE_TABLE(i2c, sp2_id); static struct i2c_driver sp2_driver = { .driver = { - .owner = THIS_MODULE, .name = "sp2", }, .probe = sp2_probe, diff --git a/drivers/media/dvb-frontends/stv0367.c b/drivers/media/dvb-frontends/stv0367.c index ec3e18e5f..44cb73f68 100644 --- a/drivers/media/dvb-frontends/stv0367.c +++ b/drivers/media/dvb-frontends/stv0367.c @@ -791,11 +791,13 @@ int stv0367_writeregs(struct stv0367_state *state, u16 reg, u8 *data, int len) memcpy(buf + 2, data, len); if (i2cdebug) - printk(KERN_DEBUG "%s: %02x: %02x\n", __func__, reg, buf[2]); + printk(KERN_DEBUG "%s: [%02x] %02x: %02x\n", __func__, + state->config->demod_address, reg, buf[2]); ret = i2c_transfer(state->i2c, &msg, 1); if (ret != 1) - printk(KERN_ERR "%s: i2c write error!\n", __func__); + printk(KERN_ERR "%s: i2c write error! ([%02x] %02x: %02x)\n", + __func__, state->config->demod_address, reg, buf[2]); return (ret != 1) ? -EREMOTEIO : 0; } @@ -829,10 +831,12 @@ static u8 stv0367_readreg(struct stv0367_state *state, u16 reg) ret = i2c_transfer(state->i2c, msg, 2); if (ret != 2) - printk(KERN_ERR "%s: i2c read error\n", __func__); + printk(KERN_ERR "%s: i2c read error ([%02x] %02x: %02x)\n", + __func__, state->config->demod_address, reg, b1[0]); if (i2cdebug) - printk(KERN_DEBUG "%s: %02x: %02x\n", __func__, reg, b1[0]); + printk(KERN_DEBUG "%s: [%02x] %02x: %02x\n", __func__, + state->config->demod_address, reg, b1[0]); return b1[0]; } @@ -1550,6 +1554,11 @@ static int stv0367ter_init(struct dvb_frontend *fe) switch (state->config->xtal) { /*set internal freq to 53.125MHz */ + case 16000000: + stv0367_writereg(state, R367TER_PLLMDIV, 0x2); + stv0367_writereg(state, R367TER_PLLNDIV, 0x1b); + stv0367_writereg(state, R367TER_PLLSETUP, 0x18); + break; case 25000000: stv0367_writereg(state, R367TER_PLLMDIV, 0xa); stv0367_writereg(state, R367TER_PLLNDIV, 0x55); diff --git a/drivers/media/dvb-frontends/tda10071.c b/drivers/media/dvb-frontends/tda10071.c index 3475cbcca..b89661c9c 100644 --- a/drivers/media/dvb-frontends/tda10071.c +++ b/drivers/media/dvb-frontends/tda10071.c @@ -20,102 +20,15 @@ #include "tda10071_priv.h" -/* Max transfer size done by I2C transfer functions */ -#define MAX_XFER_SIZE 64 - static struct dvb_frontend_ops tda10071_ops; -/* write multiple registers */ -static int tda10071_wr_regs(struct tda10071_priv *priv, u8 reg, u8 *val, - int len) -{ - int ret; - u8 buf[MAX_XFER_SIZE]; - struct i2c_msg msg[1] = { - { - .addr = priv->cfg.demod_i2c_addr, - .flags = 0, - .len = 1 + len, - .buf = buf, - } - }; - - if (1 + len > sizeof(buf)) { - dev_warn(&priv->i2c->dev, - "%s: i2c wr reg=%04x: len=%d is too big!\n", - KBUILD_MODNAME, reg, len); - return -EINVAL; - } - - buf[0] = reg; - memcpy(&buf[1], val, len); - - ret = i2c_transfer(priv->i2c, msg, 1); - if (ret == 1) { - ret = 0; - } else { - dev_warn(&priv->i2c->dev, - "%s: i2c wr failed=%d reg=%02x len=%d\n", - KBUILD_MODNAME, ret, reg, len); - ret = -EREMOTEIO; - } - return ret; -} - -/* read multiple registers */ -static int tda10071_rd_regs(struct tda10071_priv *priv, u8 reg, u8 *val, - int len) -{ - int ret; - u8 buf[MAX_XFER_SIZE]; - struct i2c_msg msg[2] = { - { - .addr = priv->cfg.demod_i2c_addr, - .flags = 0, - .len = 1, - .buf = ®, - }, { - .addr = priv->cfg.demod_i2c_addr, - .flags = I2C_M_RD, - .len = len, - .buf = buf, - } - }; - - if (len > sizeof(buf)) { - dev_warn(&priv->i2c->dev, - "%s: i2c wr reg=%04x: len=%d is too big!\n", - KBUILD_MODNAME, reg, len); - return -EINVAL; - } - - ret = i2c_transfer(priv->i2c, msg, 2); - if (ret == 2) { - memcpy(val, buf, len); - ret = 0; - } else { - dev_warn(&priv->i2c->dev, - "%s: i2c rd failed=%d reg=%02x len=%d\n", - KBUILD_MODNAME, ret, reg, len); - ret = -EREMOTEIO; - } - return ret; -} - -/* write single register */ -static int tda10071_wr_reg(struct tda10071_priv *priv, u8 reg, u8 val) -{ - return tda10071_wr_regs(priv, reg, &val, 1); -} - -/* read single register */ -static int tda10071_rd_reg(struct tda10071_priv *priv, u8 reg, u8 *val) -{ - return tda10071_rd_regs(priv, reg, val, 1); -} - +/* + * XXX: regmap_update_bits() does not fit our needs as it does not support + * partially volatile registers. Also it performs register read even mask is as + * wide as register value. + */ /* write single register with mask */ -static int tda10071_wr_reg_mask(struct tda10071_priv *priv, +static int tda10071_wr_reg_mask(struct tda10071_dev *dev, u8 reg, u8 val, u8 mask) { int ret; @@ -123,7 +36,7 @@ static int tda10071_wr_reg_mask(struct tda10071_priv *priv, /* no need for read if whole reg is written */ if (mask != 0xff) { - ret = tda10071_rd_regs(priv, reg, &tmp, 1); + ret = regmap_bulk_read(dev->regmap, reg, &tmp, 1); if (ret) return ret; @@ -132,64 +45,45 @@ static int tda10071_wr_reg_mask(struct tda10071_priv *priv, val |= tmp; } - return tda10071_wr_regs(priv, reg, &val, 1); -} - -/* read single register with mask */ -static int tda10071_rd_reg_mask(struct tda10071_priv *priv, - u8 reg, u8 *val, u8 mask) -{ - int ret, i; - u8 tmp; - - ret = tda10071_rd_regs(priv, reg, &tmp, 1); - if (ret) - return ret; - - tmp &= mask; - - /* find position of the first bit */ - for (i = 0; i < 8; i++) { - if ((mask >> i) & 0x01) - break; - } - *val = tmp >> i; - - return 0; + return regmap_bulk_write(dev->regmap, reg, &val, 1); } /* execute firmware command */ -static int tda10071_cmd_execute(struct tda10071_priv *priv, +static int tda10071_cmd_execute(struct tda10071_dev *dev, struct tda10071_cmd *cmd) { + struct i2c_client *client = dev->client; int ret, i; - u8 tmp; + unsigned int uitmp; - if (!priv->warm) { + if (!dev->warm) { ret = -EFAULT; goto error; } + mutex_lock(&dev->cmd_execute_mutex); + /* write cmd and args for firmware */ - ret = tda10071_wr_regs(priv, 0x00, cmd->args, cmd->len); + ret = regmap_bulk_write(dev->regmap, 0x00, cmd->args, cmd->len); if (ret) - goto error; + goto error_mutex_unlock; /* start cmd execution */ - ret = tda10071_wr_reg(priv, 0x1f, 1); + ret = regmap_write(dev->regmap, 0x1f, 1); if (ret) - goto error; + goto error_mutex_unlock; /* wait cmd execution terminate */ - for (i = 1000, tmp = 1; i && tmp; i--) { - ret = tda10071_rd_reg(priv, 0x1f, &tmp); + for (i = 1000, uitmp = 1; i && uitmp; i--) { + ret = regmap_read(dev->regmap, 0x1f, &uitmp); if (ret) - goto error; + goto error_mutex_unlock; usleep_range(200, 5000); } - dev_dbg(&priv->i2c->dev, "%s: loop=%d\n", __func__, i); + mutex_unlock(&dev->cmd_execute_mutex); + dev_dbg(&client->dev, "loop=%d\n", i); if (i == 0) { ret = -ETIMEDOUT; @@ -197,26 +91,28 @@ static int tda10071_cmd_execute(struct tda10071_priv *priv, } return ret; +error_mutex_unlock: + mutex_unlock(&dev->cmd_execute_mutex); error: - dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret); + dev_dbg(&client->dev, "failed=%d\n", ret); return ret; } static int tda10071_set_tone(struct dvb_frontend *fe, enum fe_sec_tone_mode fe_sec_tone_mode) { - struct tda10071_priv *priv = fe->demodulator_priv; + struct tda10071_dev *dev = fe->demodulator_priv; + struct i2c_client *client = dev->client; struct tda10071_cmd cmd; int ret; u8 tone; - if (!priv->warm) { + if (!dev->warm) { ret = -EFAULT; goto error; } - dev_dbg(&priv->i2c->dev, "%s: tone_mode=%d\n", __func__, - fe_sec_tone_mode); + dev_dbg(&client->dev, "tone_mode=%d\n", fe_sec_tone_mode); switch (fe_sec_tone_mode) { case SEC_TONE_ON: @@ -226,8 +122,7 @@ static int tda10071_set_tone(struct dvb_frontend *fe, tone = 0; break; default: - dev_dbg(&priv->i2c->dev, "%s: invalid fe_sec_tone_mode\n", - __func__); + dev_dbg(&client->dev, "invalid fe_sec_tone_mode\n"); ret = -EINVAL; goto error; } @@ -238,30 +133,31 @@ static int tda10071_set_tone(struct dvb_frontend *fe, cmd.args[3] = 0x00; cmd.args[4] = tone; cmd.len = 5; - ret = tda10071_cmd_execute(priv, &cmd); + ret = tda10071_cmd_execute(dev, &cmd); if (ret) goto error; return ret; error: - dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret); + dev_dbg(&client->dev, "failed=%d\n", ret); return ret; } static int tda10071_set_voltage(struct dvb_frontend *fe, enum fe_sec_voltage fe_sec_voltage) { - struct tda10071_priv *priv = fe->demodulator_priv; + struct tda10071_dev *dev = fe->demodulator_priv; + struct i2c_client *client = dev->client; struct tda10071_cmd cmd; int ret; u8 voltage; - if (!priv->warm) { + if (!dev->warm) { ret = -EFAULT; goto error; } - dev_dbg(&priv->i2c->dev, "%s: voltage=%d\n", __func__, fe_sec_voltage); + dev_dbg(&client->dev, "voltage=%d\n", fe_sec_voltage); switch (fe_sec_voltage) { case SEC_VOLTAGE_13: @@ -274,8 +170,7 @@ static int tda10071_set_voltage(struct dvb_frontend *fe, voltage = 0; break; default: - dev_dbg(&priv->i2c->dev, "%s: invalid fe_sec_voltage\n", - __func__); + dev_dbg(&client->dev, "invalid fe_sec_voltage\n"); ret = -EINVAL; goto error; } @@ -284,31 +179,31 @@ static int tda10071_set_voltage(struct dvb_frontend *fe, cmd.args[1] = 0; cmd.args[2] = voltage; cmd.len = 3; - ret = tda10071_cmd_execute(priv, &cmd); + ret = tda10071_cmd_execute(dev, &cmd); if (ret) goto error; return ret; error: - dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret); + dev_dbg(&client->dev, "failed=%d\n", ret); return ret; } static int tda10071_diseqc_send_master_cmd(struct dvb_frontend *fe, struct dvb_diseqc_master_cmd *diseqc_cmd) { - struct tda10071_priv *priv = fe->demodulator_priv; + struct tda10071_dev *dev = fe->demodulator_priv; + struct i2c_client *client = dev->client; struct tda10071_cmd cmd; int ret, i; - u8 tmp; + unsigned int uitmp; - if (!priv->warm) { + if (!dev->warm) { ret = -EFAULT; goto error; } - dev_dbg(&priv->i2c->dev, "%s: msg_len=%d\n", __func__, - diseqc_cmd->msg_len); + dev_dbg(&client->dev, "msg_len=%d\n", diseqc_cmd->msg_len); if (diseqc_cmd->msg_len < 3 || diseqc_cmd->msg_len > 6) { ret = -EINVAL; @@ -316,22 +211,22 @@ static int tda10071_diseqc_send_master_cmd(struct dvb_frontend *fe, } /* wait LNB TX */ - for (i = 500, tmp = 0; i && !tmp; i--) { - ret = tda10071_rd_reg_mask(priv, 0x47, &tmp, 0x01); + for (i = 500, uitmp = 0; i && !uitmp; i--) { + ret = regmap_read(dev->regmap, 0x47, &uitmp); if (ret) goto error; - + uitmp = (uitmp >> 0) & 1; usleep_range(10000, 20000); } - dev_dbg(&priv->i2c->dev, "%s: loop=%d\n", __func__, i); + dev_dbg(&client->dev, "loop=%d\n", i); if (i == 0) { ret = -ETIMEDOUT; goto error; } - ret = tda10071_wr_reg_mask(priv, 0x47, 0x00, 0x01); + ret = regmap_update_bits(dev->regmap, 0x47, 0x01, 0x00); if (ret) goto error; @@ -344,41 +239,42 @@ static int tda10071_diseqc_send_master_cmd(struct dvb_frontend *fe, cmd.args[6] = diseqc_cmd->msg_len; memcpy(&cmd.args[7], diseqc_cmd->msg, diseqc_cmd->msg_len); cmd.len = 7 + diseqc_cmd->msg_len; - ret = tda10071_cmd_execute(priv, &cmd); + ret = tda10071_cmd_execute(dev, &cmd); if (ret) goto error; return ret; error: - dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret); + dev_dbg(&client->dev, "failed=%d\n", ret); return ret; } static int tda10071_diseqc_recv_slave_reply(struct dvb_frontend *fe, struct dvb_diseqc_slave_reply *reply) { - struct tda10071_priv *priv = fe->demodulator_priv; + struct tda10071_dev *dev = fe->demodulator_priv; + struct i2c_client *client = dev->client; struct tda10071_cmd cmd; int ret, i; - u8 tmp; + unsigned int uitmp; - if (!priv->warm) { + if (!dev->warm) { ret = -EFAULT; goto error; } - dev_dbg(&priv->i2c->dev, "%s:\n", __func__); + dev_dbg(&client->dev, "\n"); /* wait LNB RX */ - for (i = 500, tmp = 0; i && !tmp; i--) { - ret = tda10071_rd_reg_mask(priv, 0x47, &tmp, 0x02); + for (i = 500, uitmp = 0; i && !uitmp; i--) { + ret = regmap_read(dev->regmap, 0x47, &uitmp); if (ret) goto error; - + uitmp = (uitmp >> 1) & 1; usleep_range(10000, 20000); } - dev_dbg(&priv->i2c->dev, "%s: loop=%d\n", __func__, i); + dev_dbg(&client->dev, "loop=%d\n", i); if (i == 0) { ret = -ETIMEDOUT; @@ -386,11 +282,11 @@ static int tda10071_diseqc_recv_slave_reply(struct dvb_frontend *fe, } /* reply len */ - ret = tda10071_rd_reg(priv, 0x46, &tmp); + ret = regmap_read(dev->regmap, 0x46, &uitmp); if (ret) goto error; - reply->msg_len = tmp & 0x1f; /* [4:0] */ + reply->msg_len = uitmp & 0x1f; /* [4:0] */ if (reply->msg_len > sizeof(reply->msg)) reply->msg_len = sizeof(reply->msg); /* truncate API max */ @@ -398,35 +294,37 @@ static int tda10071_diseqc_recv_slave_reply(struct dvb_frontend *fe, cmd.args[0] = CMD_LNB_UPDATE_REPLY; cmd.args[1] = 0; cmd.len = 2; - ret = tda10071_cmd_execute(priv, &cmd); + ret = tda10071_cmd_execute(dev, &cmd); if (ret) goto error; - ret = tda10071_rd_regs(priv, cmd.len, reply->msg, reply->msg_len); + ret = regmap_bulk_read(dev->regmap, cmd.len, reply->msg, + reply->msg_len); if (ret) goto error; return ret; error: - dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret); + dev_dbg(&client->dev, "failed=%d\n", ret); return ret; } static int tda10071_diseqc_send_burst(struct dvb_frontend *fe, enum fe_sec_mini_cmd fe_sec_mini_cmd) { - struct tda10071_priv *priv = fe->demodulator_priv; + struct tda10071_dev *dev = fe->demodulator_priv; + struct i2c_client *client = dev->client; struct tda10071_cmd cmd; int ret, i; - u8 tmp, burst; + unsigned int uitmp; + u8 burst; - if (!priv->warm) { + if (!dev->warm) { ret = -EFAULT; goto error; } - dev_dbg(&priv->i2c->dev, "%s: fe_sec_mini_cmd=%d\n", __func__, - fe_sec_mini_cmd); + dev_dbg(&client->dev, "fe_sec_mini_cmd=%d\n", fe_sec_mini_cmd); switch (fe_sec_mini_cmd) { case SEC_MINI_A: @@ -436,29 +334,28 @@ static int tda10071_diseqc_send_burst(struct dvb_frontend *fe, burst = 1; break; default: - dev_dbg(&priv->i2c->dev, "%s: invalid fe_sec_mini_cmd\n", - __func__); + dev_dbg(&client->dev, "invalid fe_sec_mini_cmd\n"); ret = -EINVAL; goto error; } /* wait LNB TX */ - for (i = 500, tmp = 0; i && !tmp; i--) { - ret = tda10071_rd_reg_mask(priv, 0x47, &tmp, 0x01); + for (i = 500, uitmp = 0; i && !uitmp; i--) { + ret = regmap_read(dev->regmap, 0x47, &uitmp); if (ret) goto error; - + uitmp = (uitmp >> 0) & 1; usleep_range(10000, 20000); } - dev_dbg(&priv->i2c->dev, "%s: loop=%d\n", __func__, i); + dev_dbg(&client->dev, "loop=%d\n", i); if (i == 0) { ret = -ETIMEDOUT; goto error; } - ret = tda10071_wr_reg_mask(priv, 0x47, 0x00, 0x01); + ret = regmap_update_bits(dev->regmap, 0x47, 0x01, 0x00); if (ret) goto error; @@ -466,219 +363,217 @@ static int tda10071_diseqc_send_burst(struct dvb_frontend *fe, cmd.args[1] = 0; cmd.args[2] = burst; cmd.len = 3; - ret = tda10071_cmd_execute(priv, &cmd); + ret = tda10071_cmd_execute(dev, &cmd); if (ret) goto error; return ret; error: - dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret); + dev_dbg(&client->dev, "failed=%d\n", ret); return ret; } static int tda10071_read_status(struct dvb_frontend *fe, enum fe_status *status) { - struct tda10071_priv *priv = fe->demodulator_priv; + struct tda10071_dev *dev = fe->demodulator_priv; + struct i2c_client *client = dev->client; + struct dtv_frontend_properties *c = &fe->dtv_property_cache; + struct tda10071_cmd cmd; int ret; - u8 tmp; + unsigned int uitmp; + u8 buf[8]; *status = 0; - if (!priv->warm) { + if (!dev->warm) { ret = 0; goto error; } - ret = tda10071_rd_reg(priv, 0x39, &tmp); + ret = regmap_read(dev->regmap, 0x39, &uitmp); if (ret) goto error; /* 0x39[0] tuner PLL */ - if (tmp & 0x02) /* demod PLL */ + if (uitmp & 0x02) /* demod PLL */ *status |= FE_HAS_SIGNAL | FE_HAS_CARRIER; - if (tmp & 0x04) /* viterbi or LDPC*/ + if (uitmp & 0x04) /* viterbi or LDPC*/ *status |= FE_HAS_VITERBI; - if (tmp & 0x08) /* RS or BCH */ + if (uitmp & 0x08) /* RS or BCH */ *status |= FE_HAS_SYNC | FE_HAS_LOCK; - priv->fe_status = *status; + dev->fe_status = *status; - return ret; -error: - dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret); - return ret; -} + /* signal strength */ + if (dev->fe_status & FE_HAS_SIGNAL) { + cmd.args[0] = CMD_GET_AGCACC; + cmd.args[1] = 0; + cmd.len = 2; + ret = tda10071_cmd_execute(dev, &cmd); + if (ret) + goto error; -static int tda10071_read_snr(struct dvb_frontend *fe, u16 *snr) -{ - struct tda10071_priv *priv = fe->demodulator_priv; - int ret; - u8 buf[2]; + /* input power estimate dBm */ + ret = regmap_read(dev->regmap, 0x50, &uitmp); + if (ret) + goto error; - if (!priv->warm || !(priv->fe_status & FE_HAS_LOCK)) { - *snr = 0; - ret = 0; - goto error; + c->strength.stat[0].scale = FE_SCALE_DECIBEL; + c->strength.stat[0].svalue = (int) (uitmp - 256) * 1000; + } else { + c->strength.stat[0].scale = FE_SCALE_NOT_AVAILABLE; } - ret = tda10071_rd_regs(priv, 0x3a, buf, 2); - if (ret) - goto error; + /* CNR */ + if (dev->fe_status & FE_HAS_VITERBI) { + /* Es/No */ + ret = regmap_bulk_read(dev->regmap, 0x3a, buf, 2); + if (ret) + goto error; - /* Es/No dBx10 */ - *snr = buf[0] << 8 | buf[1]; + c->cnr.stat[0].scale = FE_SCALE_DECIBEL; + c->cnr.stat[0].svalue = (buf[0] << 8 | buf[1] << 0) * 100; + } else { + c->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + } - return ret; -error: - dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret); - return ret; -} + /* UCB/PER/BER */ + if (dev->fe_status & FE_HAS_LOCK) { + /* TODO: report total bits/packets */ + u8 delivery_system, reg, len; -static int tda10071_read_signal_strength(struct dvb_frontend *fe, u16 *strength) -{ - struct tda10071_priv *priv = fe->demodulator_priv; - struct tda10071_cmd cmd; - int ret; - u8 tmp; + switch (dev->delivery_system) { + case SYS_DVBS: + reg = 0x4c; + len = 8; + delivery_system = 1; + break; + case SYS_DVBS2: + reg = 0x4d; + len = 4; + delivery_system = 0; + break; + default: + ret = -EINVAL; + goto error; + } - if (!priv->warm || !(priv->fe_status & FE_HAS_LOCK)) { - *strength = 0; - ret = 0; - goto error; - } + ret = regmap_read(dev->regmap, reg, &uitmp); + if (ret) + goto error; - cmd.args[0] = CMD_GET_AGCACC; - cmd.args[1] = 0; - cmd.len = 2; - ret = tda10071_cmd_execute(priv, &cmd); - if (ret) - goto error; + if (dev->meas_count == uitmp) { + dev_dbg(&client->dev, "meas not ready=%02x\n", uitmp); + ret = 0; + goto error; + } else { + dev->meas_count = uitmp; + } - /* input power estimate dBm */ - ret = tda10071_rd_reg(priv, 0x50, &tmp); - if (ret) - goto error; + cmd.args[0] = CMD_BER_UPDATE_COUNTERS; + cmd.args[1] = 0; + cmd.args[2] = delivery_system; + cmd.len = 3; + ret = tda10071_cmd_execute(dev, &cmd); + if (ret) + goto error; - if (tmp < 181) - tmp = 181; /* -75 dBm */ - else if (tmp > 236) - tmp = 236; /* -20 dBm */ + ret = regmap_bulk_read(dev->regmap, cmd.len, buf, len); + if (ret) + goto error; - /* scale value to 0x0000-0xffff */ - *strength = (tmp-181) * 0xffff / (236-181); + if (dev->delivery_system == SYS_DVBS) { + dev->dvbv3_ber = buf[0] << 24 | buf[1] << 16 | + buf[2] << 8 | buf[3] << 0; + dev->post_bit_error += buf[0] << 24 | buf[1] << 16 | + buf[2] << 8 | buf[3] << 0; + c->post_bit_error.stat[0].scale = FE_SCALE_COUNTER; + c->post_bit_error.stat[0].uvalue = dev->post_bit_error; + dev->block_error += buf[4] << 8 | buf[5] << 0; + c->block_error.stat[0].scale = FE_SCALE_COUNTER; + c->block_error.stat[0].uvalue = dev->block_error; + } else { + dev->dvbv3_ber = buf[0] << 8 | buf[1] << 0; + dev->post_bit_error += buf[0] << 8 | buf[1] << 0; + c->post_bit_error.stat[0].scale = FE_SCALE_COUNTER; + c->post_bit_error.stat[0].uvalue = dev->post_bit_error; + c->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + } + } else { + c->post_bit_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + c->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + } return ret; error: - dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret); + dev_dbg(&client->dev, "failed=%d\n", ret); return ret; } -static int tda10071_read_ber(struct dvb_frontend *fe, u32 *ber) +static int tda10071_read_snr(struct dvb_frontend *fe, u16 *snr) { - struct tda10071_priv *priv = fe->demodulator_priv; - struct tda10071_cmd cmd; - int ret, i, len; - u8 tmp, reg, buf[8]; - - if (!priv->warm || !(priv->fe_status & FE_HAS_LOCK)) { - *ber = priv->ber = 0; - ret = 0; - goto error; - } + struct dtv_frontend_properties *c = &fe->dtv_property_cache; - switch (priv->delivery_system) { - case SYS_DVBS: - reg = 0x4c; - len = 8; - i = 1; - break; - case SYS_DVBS2: - reg = 0x4d; - len = 4; - i = 0; - break; - default: - *ber = priv->ber = 0; - return 0; - } + if (c->cnr.stat[0].scale == FE_SCALE_DECIBEL) + *snr = div_s64(c->cnr.stat[0].svalue, 100); + else + *snr = 0; + return 0; +} - ret = tda10071_rd_reg(priv, reg, &tmp); - if (ret) - goto error; +static int tda10071_read_signal_strength(struct dvb_frontend *fe, u16 *strength) +{ + struct dtv_frontend_properties *c = &fe->dtv_property_cache; + unsigned int uitmp; - if (priv->meas_count[i] == tmp) { - dev_dbg(&priv->i2c->dev, "%s: meas not ready=%02x\n", __func__, - tmp); - *ber = priv->ber; - return 0; + if (c->strength.stat[0].scale == FE_SCALE_DECIBEL) { + uitmp = div_s64(c->strength.stat[0].svalue, 1000) + 256; + uitmp = clamp(uitmp, 181U, 236U); /* -75dBm - -20dBm */ + /* scale value to 0x0000-0xffff */ + *strength = (uitmp-181) * 0xffff / (236-181); } else { - priv->meas_count[i] = tmp; + *strength = 0; } + return 0; +} - cmd.args[0] = CMD_BER_UPDATE_COUNTERS; - cmd.args[1] = 0; - cmd.args[2] = i; - cmd.len = 3; - ret = tda10071_cmd_execute(priv, &cmd); - if (ret) - goto error; - - ret = tda10071_rd_regs(priv, cmd.len, buf, len); - if (ret) - goto error; - - if (priv->delivery_system == SYS_DVBS) { - *ber = (buf[0] << 24) | (buf[1] << 16) | (buf[2] << 8) | buf[3]; - priv->ucb += (buf[4] << 8) | buf[5]; - } else { - *ber = (buf[0] << 8) | buf[1]; - } - priv->ber = *ber; +static int tda10071_read_ber(struct dvb_frontend *fe, u32 *ber) +{ + struct tda10071_dev *dev = fe->demodulator_priv; - return ret; -error: - dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret); - return ret; + *ber = dev->dvbv3_ber; + return 0; } static int tda10071_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks) { - struct tda10071_priv *priv = fe->demodulator_priv; - int ret = 0; + struct dtv_frontend_properties *c = &fe->dtv_property_cache; - if (!priv->warm || !(priv->fe_status & FE_HAS_LOCK)) { + if (c->block_error.stat[0].scale == FE_SCALE_COUNTER) + *ucblocks = c->block_error.stat[0].uvalue; + else *ucblocks = 0; - goto error; - } - - /* UCB is updated when BER is read. Assume BER is read anyway. */ - - *ucblocks = priv->ucb; - - return ret; -error: - dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret); - return ret; + return 0; } static int tda10071_set_frontend(struct dvb_frontend *fe) { - struct tda10071_priv *priv = fe->demodulator_priv; + struct tda10071_dev *dev = fe->demodulator_priv; + struct i2c_client *client = dev->client; struct tda10071_cmd cmd; struct dtv_frontend_properties *c = &fe->dtv_property_cache; int ret, i; u8 mode, rolloff, pilot, inversion, div; enum fe_modulation modulation; - dev_dbg(&priv->i2c->dev, - "%s: delivery_system=%d modulation=%d frequency=%d symbol_rate=%d inversion=%d pilot=%d rolloff=%d\n", - __func__, c->delivery_system, c->modulation, - c->frequency, c->symbol_rate, c->inversion, c->pilot, - c->rolloff); + dev_dbg(&client->dev, + "delivery_system=%d modulation=%d frequency=%u symbol_rate=%d inversion=%d pilot=%d rolloff=%d\n", + c->delivery_system, c->modulation, c->frequency, c->symbol_rate, + c->inversion, c->pilot, c->rolloff); - priv->delivery_system = SYS_UNDEFINED; + dev->delivery_system = SYS_UNDEFINED; - if (!priv->warm) { + if (!dev->warm) { ret = -EFAULT; goto error; } @@ -696,7 +591,7 @@ static int tda10071_set_frontend(struct dvb_frontend *fe) inversion = 3; break; default: - dev_dbg(&priv->i2c->dev, "%s: invalid inversion\n", __func__); + dev_dbg(&client->dev, "invalid inversion\n"); ret = -EINVAL; goto error; } @@ -722,8 +617,7 @@ static int tda10071_set_frontend(struct dvb_frontend *fe) break; case ROLLOFF_AUTO: default: - dev_dbg(&priv->i2c->dev, "%s: invalid rolloff\n", - __func__); + dev_dbg(&client->dev, "invalid rolloff\n"); ret = -EINVAL; goto error; } @@ -739,15 +633,13 @@ static int tda10071_set_frontend(struct dvb_frontend *fe) pilot = 2; break; default: - dev_dbg(&priv->i2c->dev, "%s: invalid pilot\n", - __func__); + dev_dbg(&client->dev, "invalid pilot\n"); ret = -EINVAL; goto error; } break; default: - dev_dbg(&priv->i2c->dev, "%s: invalid delivery_system\n", - __func__); + dev_dbg(&client->dev, "invalid delivery_system\n"); ret = -EINVAL; goto error; } @@ -757,15 +649,13 @@ static int tda10071_set_frontend(struct dvb_frontend *fe) modulation == TDA10071_MODCOD[i].modulation && c->fec_inner == TDA10071_MODCOD[i].fec) { mode = TDA10071_MODCOD[i].val; - dev_dbg(&priv->i2c->dev, "%s: mode found=%02x\n", - __func__, mode); + dev_dbg(&client->dev, "mode found=%02x\n", mode); break; } } if (mode == 0xff) { - dev_dbg(&priv->i2c->dev, "%s: invalid parameter combination\n", - __func__); + dev_dbg(&client->dev, "invalid parameter combination\n"); ret = -EINVAL; goto error; } @@ -775,11 +665,11 @@ static int tda10071_set_frontend(struct dvb_frontend *fe) else div = 4; - ret = tda10071_wr_reg(priv, 0x81, div); + ret = regmap_write(dev->regmap, 0x81, div); if (ret) goto error; - ret = tda10071_wr_reg(priv, 0xe3, div); + ret = regmap_write(dev->regmap, 0xe3, div); if (ret) goto error; @@ -799,31 +689,32 @@ static int tda10071_set_frontend(struct dvb_frontend *fe) cmd.args[13] = 0x00; cmd.args[14] = 0x00; cmd.len = 15; - ret = tda10071_cmd_execute(priv, &cmd); + ret = tda10071_cmd_execute(dev, &cmd); if (ret) goto error; - priv->delivery_system = c->delivery_system; + dev->delivery_system = c->delivery_system; return ret; error: - dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret); + dev_dbg(&client->dev, "failed=%d\n", ret); return ret; } static int tda10071_get_frontend(struct dvb_frontend *fe) { - struct tda10071_priv *priv = fe->demodulator_priv; + struct tda10071_dev *dev = fe->demodulator_priv; + struct i2c_client *client = dev->client; struct dtv_frontend_properties *c = &fe->dtv_property_cache; int ret, i; u8 buf[5], tmp; - if (!priv->warm || !(priv->fe_status & FE_HAS_LOCK)) { - ret = -EFAULT; + if (!dev->warm || !(dev->fe_status & FE_HAS_LOCK)) { + ret = 0; goto error; } - ret = tda10071_rd_regs(priv, 0x30, buf, 5); + ret = regmap_bulk_read(dev->regmap, 0x30, buf, 5); if (ret) goto error; @@ -856,7 +747,7 @@ static int tda10071_get_frontend(struct dvb_frontend *fe) c->frequency = (buf[2] << 16) | (buf[3] << 8) | (buf[4] << 0); - ret = tda10071_rd_regs(priv, 0x52, buf, 3); + ret = regmap_bulk_read(dev->regmap, 0x52, buf, 3); if (ret) goto error; @@ -864,15 +755,18 @@ static int tda10071_get_frontend(struct dvb_frontend *fe) return ret; error: - dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret); + dev_dbg(&client->dev, "failed=%d\n", ret); return ret; } static int tda10071_init(struct dvb_frontend *fe) { - struct tda10071_priv *priv = fe->demodulator_priv; + struct tda10071_dev *dev = fe->demodulator_priv; + struct i2c_client *client = dev->client; + struct dtv_frontend_properties *c = &fe->dtv_property_cache; struct tda10071_cmd cmd; int ret, i, len, remaining, fw_size; + unsigned int uitmp; const struct firmware *fw; u8 *fw_file = TDA10071_FIRMWARE; u8 tmp, buf[4]; @@ -890,7 +784,7 @@ static int tda10071_init(struct dvb_frontend *fe) }; struct tda10071_reg_val_mask tab2[] = { { 0xf1, 0x70, 0xff }, - { 0x88, priv->cfg.pll_multiplier, 0x3f }, + { 0x88, dev->pll_multiplier, 0x3f }, { 0x89, 0x00, 0x10 }, { 0x89, 0x10, 0x10 }, { 0xc0, 0x01, 0x01 }, @@ -934,11 +828,11 @@ static int tda10071_init(struct dvb_frontend *fe) { 0xd5, 0x03, 0x03 }, }; - if (priv->warm) { + if (dev->warm) { /* warm state - wake up device from sleep */ for (i = 0; i < ARRAY_SIZE(tab); i++) { - ret = tda10071_wr_reg_mask(priv, tab[i].reg, + ret = tda10071_wr_reg_mask(dev, tab[i].reg, tab[i].val, tab[i].mask); if (ret) goto error; @@ -948,78 +842,76 @@ static int tda10071_init(struct dvb_frontend *fe) cmd.args[1] = 0; cmd.args[2] = 0; cmd.len = 3; - ret = tda10071_cmd_execute(priv, &cmd); + ret = tda10071_cmd_execute(dev, &cmd); if (ret) goto error; } else { /* cold state - try to download firmware */ /* request the firmware, this will block and timeout */ - ret = reject_firmware(&fw, fw_file, priv->i2c->dev.parent); + ret = reject_firmware(&fw, fw_file, &client->dev); if (ret) { - dev_err(&priv->i2c->dev, - "%s: did not find the firmware file. (%s) Please see linux/Documentation/dvb/ for more details on firmware-problems. (%d)\n", - KBUILD_MODNAME, fw_file, ret); + dev_err(&client->dev, + "did not find the firmware file. (%s) Please see linux/Documentation/dvb/ for more details on firmware-problems. (%d)\n", + fw_file, ret); goto error; } /* init */ for (i = 0; i < ARRAY_SIZE(tab2); i++) { - ret = tda10071_wr_reg_mask(priv, tab2[i].reg, + ret = tda10071_wr_reg_mask(dev, tab2[i].reg, tab2[i].val, tab2[i].mask); if (ret) goto error_release_firmware; } /* download firmware */ - ret = tda10071_wr_reg(priv, 0xe0, 0x7f); + ret = regmap_write(dev->regmap, 0xe0, 0x7f); if (ret) goto error_release_firmware; - ret = tda10071_wr_reg(priv, 0xf7, 0x81); + ret = regmap_write(dev->regmap, 0xf7, 0x81); if (ret) goto error_release_firmware; - ret = tda10071_wr_reg(priv, 0xf8, 0x00); + ret = regmap_write(dev->regmap, 0xf8, 0x00); if (ret) goto error_release_firmware; - ret = tda10071_wr_reg(priv, 0xf9, 0x00); + ret = regmap_write(dev->regmap, 0xf9, 0x00); if (ret) goto error_release_firmware; - dev_info(&priv->i2c->dev, - "%s: found a '%s' in cold state, will try to load a firmware\n", - KBUILD_MODNAME, tda10071_ops.info.name); - dev_info(&priv->i2c->dev, - "%s: downloading firmware from file '%s'\n", - KBUILD_MODNAME, fw_file); + dev_info(&client->dev, + "found a '%s' in cold state, will try to load a firmware\n", + tda10071_ops.info.name); + dev_info(&client->dev, "downloading firmware from file '%s'\n", + fw_file); /* do not download last byte */ fw_size = fw->size - 1; for (remaining = fw_size; remaining > 0; - remaining -= (priv->cfg.i2c_wr_max - 1)) { + remaining -= (dev->i2c_wr_max - 1)) { len = remaining; - if (len > (priv->cfg.i2c_wr_max - 1)) - len = (priv->cfg.i2c_wr_max - 1); + if (len > (dev->i2c_wr_max - 1)) + len = (dev->i2c_wr_max - 1); - ret = tda10071_wr_regs(priv, 0xfa, + ret = regmap_bulk_write(dev->regmap, 0xfa, (u8 *) &fw->data[fw_size - remaining], len); if (ret) { - dev_err(&priv->i2c->dev, - "%s: firmware download failed=%d\n", - KBUILD_MODNAME, ret); + dev_err(&client->dev, + "firmware download failed=%d\n", ret); goto error_release_firmware; } } release_firmware(fw); - ret = tda10071_wr_reg(priv, 0xf7, 0x0c); + ret = regmap_write(dev->regmap, 0xf7, 0x0c); if (ret) goto error; - ret = tda10071_wr_reg(priv, 0xe0, 0x00); + ret = regmap_write(dev->regmap, 0xe0, 0x00); if (ret) goto error; @@ -1027,53 +919,52 @@ static int tda10071_init(struct dvb_frontend *fe) msleep(250); /* firmware status */ - ret = tda10071_rd_reg(priv, 0x51, &tmp); + ret = regmap_read(dev->regmap, 0x51, &uitmp); if (ret) goto error; - if (tmp) { - dev_info(&priv->i2c->dev, "%s: firmware did not run\n", - KBUILD_MODNAME); + if (uitmp) { + dev_info(&client->dev, "firmware did not run\n"); ret = -EFAULT; goto error; } else { - priv->warm = true; + dev->warm = true; } cmd.args[0] = CMD_GET_FW_VERSION; cmd.len = 1; - ret = tda10071_cmd_execute(priv, &cmd); + ret = tda10071_cmd_execute(dev, &cmd); if (ret) goto error; - ret = tda10071_rd_regs(priv, cmd.len, buf, 4); + ret = regmap_bulk_read(dev->regmap, cmd.len, buf, 4); if (ret) goto error; - dev_info(&priv->i2c->dev, "%s: firmware version %d.%d.%d.%d\n", - KBUILD_MODNAME, buf[0], buf[1], buf[2], buf[3]); - dev_info(&priv->i2c->dev, "%s: found a '%s' in warm state\n", - KBUILD_MODNAME, tda10071_ops.info.name); + dev_info(&client->dev, "firmware version %d.%d.%d.%d\n", + buf[0], buf[1], buf[2], buf[3]); + dev_info(&client->dev, "found a '%s' in warm state\n", + tda10071_ops.info.name); - ret = tda10071_rd_regs(priv, 0x81, buf, 2); + ret = regmap_bulk_read(dev->regmap, 0x81, buf, 2); if (ret) goto error; cmd.args[0] = CMD_DEMOD_INIT; - cmd.args[1] = ((priv->cfg.xtal / 1000) >> 8) & 0xff; - cmd.args[2] = ((priv->cfg.xtal / 1000) >> 0) & 0xff; + cmd.args[1] = ((dev->clk / 1000) >> 8) & 0xff; + cmd.args[2] = ((dev->clk / 1000) >> 0) & 0xff; cmd.args[3] = buf[0]; cmd.args[4] = buf[1]; - cmd.args[5] = priv->cfg.pll_multiplier; - cmd.args[6] = priv->cfg.spec_inv; + cmd.args[5] = dev->pll_multiplier; + cmd.args[6] = dev->spec_inv; cmd.args[7] = 0x00; cmd.len = 8; - ret = tda10071_cmd_execute(priv, &cmd); + ret = tda10071_cmd_execute(dev, &cmd); if (ret) goto error; - if (priv->cfg.tuner_i2c_addr) - tmp = priv->cfg.tuner_i2c_addr; + if (dev->tuner_i2c_addr) + tmp = dev->tuner_i2c_addr; else tmp = 0x14; @@ -1093,22 +984,22 @@ static int tda10071_init(struct dvb_frontend *fe) cmd.args[13] = 0x00; cmd.args[14] = 0x00; cmd.len = 15; - ret = tda10071_cmd_execute(priv, &cmd); + ret = tda10071_cmd_execute(dev, &cmd); if (ret) goto error; cmd.args[0] = CMD_MPEG_CONFIG; cmd.args[1] = 0; - cmd.args[2] = priv->cfg.ts_mode; + cmd.args[2] = dev->ts_mode; cmd.args[3] = 0x00; cmd.args[4] = 0x04; cmd.args[5] = 0x00; cmd.len = 6; - ret = tda10071_cmd_execute(priv, &cmd); + ret = tda10071_cmd_execute(dev, &cmd); if (ret) goto error; - ret = tda10071_wr_reg_mask(priv, 0xf0, 0x01, 0x01); + ret = regmap_update_bits(dev->regmap, 0xf0, 0x01, 0x01); if (ret) goto error; @@ -1124,7 +1015,7 @@ static int tda10071_init(struct dvb_frontend *fe) cmd.args[9] = 30; cmd.args[10] = 30; cmd.len = 11; - ret = tda10071_cmd_execute(priv, &cmd); + ret = tda10071_cmd_execute(dev, &cmd); if (ret) goto error; @@ -1133,22 +1024,33 @@ static int tda10071_init(struct dvb_frontend *fe) cmd.args[2] = 14; cmd.args[3] = 14; cmd.len = 4; - ret = tda10071_cmd_execute(priv, &cmd); + ret = tda10071_cmd_execute(dev, &cmd); if (ret) goto error; } + /* init stats here in order signal app which stats are supported */ + c->strength.len = 1; + c->strength.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + c->cnr.len = 1; + c->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + c->post_bit_error.len = 1; + c->post_bit_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + c->block_error.len = 1; + c->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + return ret; error_release_firmware: release_firmware(fw); error: - dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret); + dev_dbg(&client->dev, "failed=%d\n", ret); return ret; } static int tda10071_sleep(struct dvb_frontend *fe) { - struct tda10071_priv *priv = fe->demodulator_priv; + struct tda10071_dev *dev = fe->demodulator_priv; + struct i2c_client *client = dev->client; struct tda10071_cmd cmd; int ret, i; struct tda10071_reg_val_mask tab[] = { @@ -1164,7 +1066,7 @@ static int tda10071_sleep(struct dvb_frontend *fe) { 0xce, 0x10, 0x10 }, }; - if (!priv->warm) { + if (!dev->warm) { ret = -EFAULT; goto error; } @@ -1173,12 +1075,12 @@ static int tda10071_sleep(struct dvb_frontend *fe) cmd.args[1] = 0; cmd.args[2] = 1; cmd.len = 3; - ret = tda10071_cmd_execute(priv, &cmd); + ret = tda10071_cmd_execute(dev, &cmd); if (ret) goto error; for (i = 0; i < ARRAY_SIZE(tab); i++) { - ret = tda10071_wr_reg_mask(priv, tab[i].reg, tab[i].val, + ret = tda10071_wr_reg_mask(dev, tab[i].reg, tab[i].val, tab[i].mask); if (ret) goto error; @@ -1186,7 +1088,7 @@ static int tda10071_sleep(struct dvb_frontend *fe) return ret; error: - dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret); + dev_dbg(&client->dev, "failed=%d\n", ret); return ret; } @@ -1200,71 +1102,6 @@ static int tda10071_get_tune_settings(struct dvb_frontend *fe, return 0; } -static void tda10071_release(struct dvb_frontend *fe) -{ - struct tda10071_priv *priv = fe->demodulator_priv; - kfree(priv); -} - -struct dvb_frontend *tda10071_attach(const struct tda10071_config *config, - struct i2c_adapter *i2c) -{ - int ret; - struct tda10071_priv *priv = NULL; - u8 tmp; - - /* allocate memory for the internal priv */ - priv = kzalloc(sizeof(struct tda10071_priv), GFP_KERNEL); - if (priv == NULL) { - ret = -ENOMEM; - goto error; - } - - /* make sure demod i2c address is specified */ - if (!config->demod_i2c_addr) { - dev_dbg(&i2c->dev, "%s: invalid demod i2c address\n", __func__); - ret = -EINVAL; - goto error; - } - - /* make sure tuner i2c address is specified */ - if (!config->tuner_i2c_addr) { - dev_dbg(&i2c->dev, "%s: invalid tuner i2c address\n", __func__); - ret = -EINVAL; - goto error; - } - - /* setup the priv */ - priv->i2c = i2c; - memcpy(&priv->cfg, config, sizeof(struct tda10071_config)); - - /* chip ID */ - ret = tda10071_rd_reg(priv, 0xff, &tmp); - if (ret || tmp != 0x0f) - goto error; - - /* chip type */ - ret = tda10071_rd_reg(priv, 0xdd, &tmp); - if (ret || tmp != 0x00) - goto error; - - /* chip version */ - ret = tda10071_rd_reg(priv, 0xfe, &tmp); - if (ret || tmp != 0x01) - goto error; - - /* create dvb_frontend */ - memcpy(&priv->fe.ops, &tda10071_ops, sizeof(struct dvb_frontend_ops)); - priv->fe.demodulator_priv = priv; - - return &priv->fe; -error: - dev_dbg(&i2c->dev, "%s: failed=%d\n", __func__, ret); - kfree(priv); - return NULL; -} -EXPORT_SYMBOL(tda10071_attach); - static struct dvb_frontend_ops tda10071_ops = { .delsys = { SYS_DVBS, SYS_DVBS2 }, .info = { @@ -1289,8 +1126,6 @@ static struct dvb_frontend_ops tda10071_ops = { FE_CAN_2G_MODULATION }, - .release = tda10071_release, - .get_tune_settings = tda10071_get_tune_settings, .init = tda10071_init, @@ -1315,7 +1150,7 @@ static struct dvb_frontend_ops tda10071_ops = { static struct dvb_frontend *tda10071_get_dvb_frontend(struct i2c_client *client) { - struct tda10071_priv *dev = i2c_get_clientdata(client); + struct tda10071_dev *dev = i2c_get_clientdata(client); dev_dbg(&client->dev, "\n"); @@ -1325,10 +1160,14 @@ static struct dvb_frontend *tda10071_get_dvb_frontend(struct i2c_client *client) static int tda10071_probe(struct i2c_client *client, const struct i2c_device_id *id) { - struct tda10071_priv *dev; + struct tda10071_dev *dev; struct tda10071_platform_data *pdata = client->dev.platform_data; int ret; - u8 u8tmp; + unsigned int uitmp; + static const struct regmap_config regmap_config = { + .reg_bits = 8, + .val_bits = 8, + }; dev = kzalloc(sizeof(*dev), GFP_KERNEL); if (!dev) { @@ -1337,45 +1176,48 @@ static int tda10071_probe(struct i2c_client *client, } dev->client = client; - dev->i2c = client->adapter; - dev->cfg.demod_i2c_addr = client->addr; - dev->cfg.i2c_wr_max = pdata->i2c_wr_max; - dev->cfg.ts_mode = pdata->ts_mode; - dev->cfg.spec_inv = pdata->spec_inv; - dev->cfg.xtal = pdata->clk; - dev->cfg.pll_multiplier = pdata->pll_multiplier; - dev->cfg.tuner_i2c_addr = pdata->tuner_i2c_addr; + mutex_init(&dev->cmd_execute_mutex); + dev->clk = pdata->clk; + dev->i2c_wr_max = pdata->i2c_wr_max; + dev->ts_mode = pdata->ts_mode; + dev->spec_inv = pdata->spec_inv; + dev->pll_multiplier = pdata->pll_multiplier; + dev->tuner_i2c_addr = pdata->tuner_i2c_addr; + dev->regmap = devm_regmap_init_i2c(client, ®map_config); + if (IS_ERR(dev->regmap)) { + ret = PTR_ERR(dev->regmap); + goto err_kfree; + } /* chip ID */ - ret = tda10071_rd_reg(dev, 0xff, &u8tmp); + ret = regmap_read(dev->regmap, 0xff, &uitmp); if (ret) goto err_kfree; - if (u8tmp != 0x0f) { + if (uitmp != 0x0f) { ret = -ENODEV; goto err_kfree; } /* chip type */ - ret = tda10071_rd_reg(dev, 0xdd, &u8tmp); + ret = regmap_read(dev->regmap, 0xdd, &uitmp); if (ret) goto err_kfree; - if (u8tmp != 0x00) { + if (uitmp != 0x00) { ret = -ENODEV; goto err_kfree; } /* chip version */ - ret = tda10071_rd_reg(dev, 0xfe, &u8tmp); + ret = regmap_read(dev->regmap, 0xfe, &uitmp); if (ret) goto err_kfree; - if (u8tmp != 0x01) { + if (uitmp != 0x01) { ret = -ENODEV; goto err_kfree; } /* create dvb_frontend */ memcpy(&dev->fe.ops, &tda10071_ops, sizeof(struct dvb_frontend_ops)); - dev->fe.ops.release = NULL; dev->fe.demodulator_priv = dev; i2c_set_clientdata(client, dev); @@ -1409,7 +1251,6 @@ MODULE_DEVICE_TABLE(i2c, tda10071_id_table); static struct i2c_driver tda10071_driver = { .driver = { - .owner = THIS_MODULE, .name = "tda10071", .suppress_bind_attrs = true, }, diff --git a/drivers/media/dvb-frontends/tda10071.h b/drivers/media/dvb-frontends/tda10071.h index 0ffbfa5b2..8f184026e 100644 --- a/drivers/media/dvb-frontends/tda10071.h +++ b/drivers/media/dvb-frontends/tda10071.h @@ -21,12 +21,11 @@ #ifndef TDA10071_H #define TDA10071_H -#include <linux/kconfig.h> #include <linux/dvb/frontend.h> /* * I2C address - * 0x55, + * 0x05, 0x55, */ /** @@ -53,64 +52,4 @@ struct tda10071_platform_data { struct dvb_frontend* (*get_dvb_frontend)(struct i2c_client *); }; -struct tda10071_config { - /* Demodulator I2C address. - * Default: none, must set - * Values: 0x55, - */ - u8 demod_i2c_addr; - - /* Tuner I2C address. - * Default: none, must set - * Values: 0x14, 0x54, ... - */ - u8 tuner_i2c_addr; - - /* Max bytes I2C provider can write at once. - * Note: Buffer is taken from the stack currently! - * Default: none, must set - * Values: - */ - u16 i2c_wr_max; - - /* TS output mode. - * Default: TDA10071_TS_SERIAL - * Values: - */ -#define TDA10071_TS_SERIAL 0 -#define TDA10071_TS_PARALLEL 1 - u8 ts_mode; - - /* Input spectrum inversion. - * Default: 0 - * Values: 0, 1 - */ - bool spec_inv; - - /* Xtal frequency Hz - * Default: none, must set - * Values: - */ - u32 xtal; - - /* PLL multiplier. - * Default: none, must set - * Values: - */ - u8 pll_multiplier; -}; - - -#if IS_REACHABLE(CONFIG_DVB_TDA10071) -extern struct dvb_frontend *tda10071_attach( - const struct tda10071_config *config, struct i2c_adapter *i2c); -#else -static inline struct dvb_frontend *tda10071_attach( - const struct tda10071_config *config, struct i2c_adapter *i2c) -{ - dev_warn(&i2c->dev, "%s: driver disabled by Kconfig\n", __func__); - return NULL; -} -#endif - #endif /* TDA10071_H */ diff --git a/drivers/media/dvb-frontends/tda10071_priv.h b/drivers/media/dvb-frontends/tda10071_priv.h index a0ea864b3..1fbc045f3 100644 --- a/drivers/media/dvb-frontends/tda10071_priv.h +++ b/drivers/media/dvb-frontends/tda10071_priv.h @@ -24,19 +24,27 @@ #include "dvb_frontend.h" #include "tda10071.h" #include <linux/firmware.h> +#include <linux/regmap.h> -struct tda10071_priv { - struct i2c_adapter *i2c; +struct tda10071_dev { struct dvb_frontend fe; struct i2c_client *client; - struct tda10071_config cfg; + struct regmap *regmap; + struct mutex cmd_execute_mutex; + u32 clk; + u16 i2c_wr_max; + u8 ts_mode; + bool spec_inv; + u8 pll_multiplier; + u8 tuner_i2c_addr; - u8 meas_count[2]; - u32 ber; - u32 ucb; + u8 meas_count; + u32 dvbv3_ber; enum fe_status fe_status; enum fe_delivery_system delivery_system; bool warm; /* FW running */ + u64 post_bit_error; + u64 block_error; }; static struct tda10071_modcod { diff --git a/drivers/media/dvb-frontends/ts2020.c b/drivers/media/dvb-frontends/ts2020.c index f61b143a0..7979e5d64 100644 --- a/drivers/media/dvb-frontends/ts2020.c +++ b/drivers/media/dvb-frontends/ts2020.c @@ -726,7 +726,6 @@ MODULE_DEVICE_TABLE(i2c, ts2020_id_table); static struct i2c_driver ts2020_driver = { .driver = { - .owner = THIS_MODULE, .name = "ts2020", }, .probe = ts2020_probe, diff --git a/drivers/media/i2c/Kconfig b/drivers/media/i2c/Kconfig index 71ee8f586..521bbf1b2 100644 --- a/drivers/media/i2c/Kconfig +++ b/drivers/media/i2c/Kconfig @@ -22,7 +22,7 @@ config VIDEO_IR_I2C # menu "Encoders, decoders, sensors and other helper chips" - visible if !MEDIA_SUBDRV_AUTOSELECT + visible if !MEDIA_SUBDRV_AUTOSELECT || COMPILE_TEST comment "Audio decoders, processors and mixers" @@ -196,7 +196,8 @@ config VIDEO_ADV7183 config VIDEO_ADV7604 tristate "Analog Devices ADV7604 decoder" - depends on VIDEO_V4L2 && I2C && VIDEO_V4L2_SUBDEV_API && GPIOLIB + depends on VIDEO_V4L2 && I2C && VIDEO_V4L2_SUBDEV_API + depends on GPIOLIB || COMPILE_TEST select HDMI ---help--- Support for the Analog Devices ADV7604 video decoder. @@ -286,6 +287,16 @@ config VIDEO_SAA711X To compile this driver as a module, choose M here: the module will be called saa7115. +config VIDEO_TC358743 + tristate "Toshiba TC358743 decoder" + depends on VIDEO_V4L2 && I2C && VIDEO_V4L2_SUBDEV_API + select HDMI + ---help--- + Support for the Toshiba TC358743 HDMI to MIPI CSI-2 bridge. + + To compile this driver as a module, choose M here: the + module will be called tc358743. + config VIDEO_TVP514X tristate "Texas Instruments TVP514x video decoder" depends on VIDEO_V4L2 && I2C diff --git a/drivers/media/i2c/Makefile b/drivers/media/i2c/Makefile index f165faea5..07db257ab 100644 --- a/drivers/media/i2c/Makefile +++ b/drivers/media/i2c/Makefile @@ -78,3 +78,4 @@ obj-$(CONFIG_VIDEO_AK881X) += ak881x.o obj-$(CONFIG_VIDEO_IR_I2C) += ir-kbd-i2c.o obj-$(CONFIG_VIDEO_ML86V7667) += ml86v7667.o obj-$(CONFIG_VIDEO_OV2659) += ov2659.o +obj-$(CONFIG_VIDEO_TC358743) += tc358743.o diff --git a/drivers/media/i2c/adp1653.c b/drivers/media/i2c/adp1653.c index c70ababce..5dd39775d 100644 --- a/drivers/media/i2c/adp1653.c +++ b/drivers/media/i2c/adp1653.c @@ -465,7 +465,7 @@ static int adp1653_of_init(struct i2c_client *client, of_node_put(child); - pd->enable_gpio = devm_gpiod_get(&client->dev, "enable"); + pd->enable_gpio = devm_gpiod_get(&client->dev, "enable", GPIOD_OUT_LOW); if (!pd->enable_gpio) { dev_err(&client->dev, "Error getting GPIO\n"); return -EINVAL; diff --git a/drivers/media/i2c/adv7170.c b/drivers/media/i2c/adv7170.c index f0d3f5a2d..05f1dc6c7 100644 --- a/drivers/media/i2c/adv7170.c +++ b/drivers/media/i2c/adv7170.c @@ -401,7 +401,6 @@ MODULE_DEVICE_TABLE(i2c, adv7170_id); static struct i2c_driver adv7170_driver = { .driver = { - .owner = THIS_MODULE, .name = "adv7170", }, .probe = adv7170_probe, diff --git a/drivers/media/i2c/adv7175.c b/drivers/media/i2c/adv7175.c index 321834ba8..f554809a5 100644 --- a/drivers/media/i2c/adv7175.c +++ b/drivers/media/i2c/adv7175.c @@ -455,7 +455,6 @@ MODULE_DEVICE_TABLE(i2c, adv7175_id); static struct i2c_driver adv7175_driver = { .driver = { - .owner = THIS_MODULE, .name = "adv7175", }, .probe = adv7175_probe, diff --git a/drivers/media/i2c/adv7180.c b/drivers/media/i2c/adv7180.c index a493c0b0b..f82c8aa16 100644 --- a/drivers/media/i2c/adv7180.c +++ b/drivers/media/i2c/adv7180.c @@ -25,6 +25,7 @@ #include <linux/interrupt.h> #include <linux/i2c.h> #include <linux/slab.h> +#include <linux/of.h> #include <media/v4l2-ioctl.h> #include <linux/videodev2.h> #include <media/v4l2-device.h> @@ -1324,11 +1325,20 @@ static SIMPLE_DEV_PM_OPS(adv7180_pm_ops, adv7180_suspend, adv7180_resume); #define ADV7180_PM_OPS NULL #endif +#ifdef CONFIG_OF +static const struct of_device_id adv7180_of_id[] = { + { .compatible = "adi,adv7180", }, + { }, +}; + +MODULE_DEVICE_TABLE(of, adv7180_of_id); +#endif + static struct i2c_driver adv7180_driver = { .driver = { - .owner = THIS_MODULE, .name = KBUILD_MODNAME, .pm = ADV7180_PM_OPS, + .of_match_table = of_match_ptr(adv7180_of_id), }, .probe = adv7180_probe, .remove = adv7180_remove, diff --git a/drivers/media/i2c/adv7343.c b/drivers/media/i2c/adv7343.c index 7c50833e7..f89d0afcd 100644 --- a/drivers/media/i2c/adv7343.c +++ b/drivers/media/i2c/adv7343.c @@ -319,13 +319,6 @@ static const struct v4l2_ctrl_ops adv7343_ctrl_ops = { static const struct v4l2_subdev_core_ops adv7343_core_ops = { .log_status = adv7343_log_status, - .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, - .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, - .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, - .g_ctrl = v4l2_subdev_g_ctrl, - .s_ctrl = v4l2_subdev_s_ctrl, - .queryctrl = v4l2_subdev_queryctrl, - .querymenu = v4l2_subdev_querymenu, }; static int adv7343_s_std_output(struct v4l2_subdev *sd, v4l2_std_id std) @@ -529,7 +522,6 @@ MODULE_DEVICE_TABLE(of, adv7343_of_match); static struct i2c_driver adv7343_driver = { .driver = { .of_match_table = of_match_ptr(adv7343_of_match), - .owner = THIS_MODULE, .name = "adv7343", }, .probe = adv7343_probe, diff --git a/drivers/media/i2c/adv7393.c b/drivers/media/i2c/adv7393.c index 558f19154..0215f95c2 100644 --- a/drivers/media/i2c/adv7393.c +++ b/drivers/media/i2c/adv7393.c @@ -306,13 +306,6 @@ static const struct v4l2_ctrl_ops adv7393_ctrl_ops = { static const struct v4l2_subdev_core_ops adv7393_core_ops = { .log_status = adv7393_log_status, - .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, - .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, - .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, - .g_ctrl = v4l2_subdev_g_ctrl, - .s_ctrl = v4l2_subdev_s_ctrl, - .queryctrl = v4l2_subdev_queryctrl, - .querymenu = v4l2_subdev_querymenu, }; static int adv7393_s_std_output(struct v4l2_subdev *sd, v4l2_std_id std) diff --git a/drivers/media/i2c/adv7511.c b/drivers/media/i2c/adv7511.c index 95bcd4026..e4900df11 100644 --- a/drivers/media/i2c/adv7511.c +++ b/drivers/media/i2c/adv7511.c @@ -40,7 +40,7 @@ MODULE_PARM_DESC(debug, "debug level (0-2)"); MODULE_DESCRIPTION("Analog Devices ADV7511 HDMI Transmitter Device Driver"); MODULE_AUTHOR("Hans Verkuil"); -MODULE_LICENSE("GPL"); +MODULE_LICENSE("GPL v2"); #define MASK_ADV7511_EDID_RDY_INT 0x04 #define MASK_ADV7511_MSEN_INT 0x40 @@ -1576,7 +1576,6 @@ MODULE_DEVICE_TABLE(i2c, adv7511_id); static struct i2c_driver adv7511_driver = { .driver = { - .owner = THIS_MODULE, .name = "adv7511", }, .probe = adv7511_probe, diff --git a/drivers/media/i2c/adv7604.c b/drivers/media/i2c/adv7604.c index 808360fd6..5631ec004 100644 --- a/drivers/media/i2c/adv7604.c +++ b/drivers/media/i2c/adv7604.c @@ -37,10 +37,12 @@ #include <linux/v4l2-dv-timings.h> #include <linux/videodev2.h> #include <linux/workqueue.h> +#include <linux/regmap.h> #include <media/adv7604.h> #include <media/v4l2-ctrls.h> #include <media/v4l2-device.h> +#include <media/v4l2-event.h> #include <media/v4l2-dv-timings.h> #include <media/v4l2-of.h> @@ -81,6 +83,7 @@ MODULE_LICENSE("GPL"); enum adv76xx_type { ADV7604, ADV7611, + ADV7612, }; struct adv76xx_reg_seq { @@ -188,6 +191,9 @@ struct adv76xx_state { /* i2c clients */ struct i2c_client *i2c_clients[ADV76XX_PAGE_MAX]; + /* Regmaps */ + struct regmap *regmap[ADV76XX_PAGE_MAX]; + /* controls */ struct v4l2_ctrl *detect_tx_5v_ctrl; struct v4l2_ctrl *analog_sampling_phase_ctrl; @@ -373,66 +379,39 @@ static inline unsigned vtotal(const struct v4l2_bt_timings *t) /* ----------------------------------------------------------------------- */ -static s32 adv_smbus_read_byte_data_check(struct i2c_client *client, - u8 command, bool check) -{ - union i2c_smbus_data data; - - if (!i2c_smbus_xfer(client->adapter, client->addr, client->flags, - I2C_SMBUS_READ, command, - I2C_SMBUS_BYTE_DATA, &data)) - return data.byte; - if (check) - v4l_err(client, "error reading %02x, %02x\n", - client->addr, command); - return -EIO; -} - -static s32 adv_smbus_read_byte_data(struct adv76xx_state *state, - enum adv76xx_page page, u8 command) +static int adv76xx_read_check(struct adv76xx_state *state, + int client_page, u8 reg) { - return adv_smbus_read_byte_data_check(state->i2c_clients[page], - command, true); -} - -static s32 adv_smbus_write_byte_data(struct adv76xx_state *state, - enum adv76xx_page page, u8 command, - u8 value) -{ - struct i2c_client *client = state->i2c_clients[page]; - union i2c_smbus_data data; + struct i2c_client *client = state->i2c_clients[client_page]; int err; - int i; + unsigned int val; - data.byte = value; - for (i = 0; i < 3; i++) { - err = i2c_smbus_xfer(client->adapter, client->addr, - client->flags, - I2C_SMBUS_WRITE, command, - I2C_SMBUS_BYTE_DATA, &data); - if (!err) - break; + err = regmap_read(state->regmap[client_page], reg, &val); + + if (err) { + v4l_err(client, "error reading %02x, %02x\n", + client->addr, reg); + return err; } - if (err < 0) - v4l_err(client, "error writing %02x, %02x, %02x\n", - client->addr, command, value); - return err; + return val; } -static s32 adv_smbus_write_i2c_block_data(struct adv76xx_state *state, - enum adv76xx_page page, u8 command, - unsigned length, const u8 *values) +/* adv76xx_write_block(): Write raw data with a maximum of I2C_SMBUS_BLOCK_MAX + * size to one or more registers. + * + * A value of zero will be returned on success, a negative errno will + * be returned in error cases. + */ +static int adv76xx_write_block(struct adv76xx_state *state, int client_page, + unsigned int init_reg, const void *val, + size_t val_len) { - struct i2c_client *client = state->i2c_clients[page]; - union i2c_smbus_data data; + struct regmap *regmap = state->regmap[client_page]; + + if (val_len > I2C_SMBUS_BLOCK_MAX) + val_len = I2C_SMBUS_BLOCK_MAX; - if (length > I2C_SMBUS_BLOCK_MAX) - length = I2C_SMBUS_BLOCK_MAX; - data.block[0] = length; - memcpy(data.block + 1, values, length); - return i2c_smbus_xfer(client->adapter, client->addr, client->flags, - I2C_SMBUS_WRITE, command, - I2C_SMBUS_I2C_BLOCK_DATA, &data); + return regmap_raw_write(regmap, init_reg, val, val_len); } /* ----------------------------------------------------------------------- */ @@ -441,14 +420,14 @@ static inline int io_read(struct v4l2_subdev *sd, u8 reg) { struct adv76xx_state *state = to_state(sd); - return adv_smbus_read_byte_data(state, ADV76XX_PAGE_IO, reg); + return adv76xx_read_check(state, ADV76XX_PAGE_IO, reg); } static inline int io_write(struct v4l2_subdev *sd, u8 reg, u8 val) { struct adv76xx_state *state = to_state(sd); - return adv_smbus_write_byte_data(state, ADV76XX_PAGE_IO, reg, val); + return regmap_write(state->regmap[ADV76XX_PAGE_IO], reg, val); } static inline int io_write_clr_set(struct v4l2_subdev *sd, u8 reg, u8 mask, u8 val) @@ -460,71 +439,70 @@ static inline int avlink_read(struct v4l2_subdev *sd, u8 reg) { struct adv76xx_state *state = to_state(sd); - return adv_smbus_read_byte_data(state, ADV7604_PAGE_AVLINK, reg); + return adv76xx_read_check(state, ADV7604_PAGE_AVLINK, reg); } static inline int avlink_write(struct v4l2_subdev *sd, u8 reg, u8 val) { struct adv76xx_state *state = to_state(sd); - return adv_smbus_write_byte_data(state, ADV7604_PAGE_AVLINK, reg, val); + return regmap_write(state->regmap[ADV7604_PAGE_AVLINK], reg, val); } static inline int cec_read(struct v4l2_subdev *sd, u8 reg) { struct adv76xx_state *state = to_state(sd); - return adv_smbus_read_byte_data(state, ADV76XX_PAGE_CEC, reg); + return adv76xx_read_check(state, ADV76XX_PAGE_CEC, reg); } static inline int cec_write(struct v4l2_subdev *sd, u8 reg, u8 val) { struct adv76xx_state *state = to_state(sd); - return adv_smbus_write_byte_data(state, ADV76XX_PAGE_CEC, reg, val); + return regmap_write(state->regmap[ADV76XX_PAGE_CEC], reg, val); } static inline int infoframe_read(struct v4l2_subdev *sd, u8 reg) { struct adv76xx_state *state = to_state(sd); - return adv_smbus_read_byte_data(state, ADV76XX_PAGE_INFOFRAME, reg); + return adv76xx_read_check(state, ADV76XX_PAGE_INFOFRAME, reg); } static inline int infoframe_write(struct v4l2_subdev *sd, u8 reg, u8 val) { struct adv76xx_state *state = to_state(sd); - return adv_smbus_write_byte_data(state, ADV76XX_PAGE_INFOFRAME, - reg, val); + return regmap_write(state->regmap[ADV76XX_PAGE_INFOFRAME], reg, val); } static inline int afe_read(struct v4l2_subdev *sd, u8 reg) { struct adv76xx_state *state = to_state(sd); - return adv_smbus_read_byte_data(state, ADV76XX_PAGE_AFE, reg); + return adv76xx_read_check(state, ADV76XX_PAGE_AFE, reg); } static inline int afe_write(struct v4l2_subdev *sd, u8 reg, u8 val) { struct adv76xx_state *state = to_state(sd); - return adv_smbus_write_byte_data(state, ADV76XX_PAGE_AFE, reg, val); + return regmap_write(state->regmap[ADV76XX_PAGE_AFE], reg, val); } static inline int rep_read(struct v4l2_subdev *sd, u8 reg) { struct adv76xx_state *state = to_state(sd); - return adv_smbus_read_byte_data(state, ADV76XX_PAGE_REP, reg); + return adv76xx_read_check(state, ADV76XX_PAGE_REP, reg); } static inline int rep_write(struct v4l2_subdev *sd, u8 reg, u8 val) { struct adv76xx_state *state = to_state(sd); - return adv_smbus_write_byte_data(state, ADV76XX_PAGE_REP, reg, val); + return regmap_write(state->regmap[ADV76XX_PAGE_REP], reg, val); } static inline int rep_write_clr_set(struct v4l2_subdev *sd, u8 reg, u8 mask, u8 val) @@ -536,28 +514,37 @@ static inline int edid_read(struct v4l2_subdev *sd, u8 reg) { struct adv76xx_state *state = to_state(sd); - return adv_smbus_read_byte_data(state, ADV76XX_PAGE_EDID, reg); + return adv76xx_read_check(state, ADV76XX_PAGE_EDID, reg); } static inline int edid_write(struct v4l2_subdev *sd, u8 reg, u8 val) { struct adv76xx_state *state = to_state(sd); - return adv_smbus_write_byte_data(state, ADV76XX_PAGE_EDID, reg, val); + return regmap_write(state->regmap[ADV76XX_PAGE_EDID], reg, val); } static inline int edid_write_block(struct v4l2_subdev *sd, - unsigned len, const u8 *val) + unsigned int total_len, const u8 *val) { struct adv76xx_state *state = to_state(sd); int err = 0; - int i; + int i = 0; + int len = 0; + + v4l2_dbg(2, debug, sd, "%s: write EDID block (%d byte)\n", + __func__, total_len); - v4l2_dbg(2, debug, sd, "%s: write EDID block (%d byte)\n", __func__, len); + while (!err && i < total_len) { + len = (total_len - i) > I2C_SMBUS_BLOCK_MAX ? + I2C_SMBUS_BLOCK_MAX : + (total_len - i); + + err = adv76xx_write_block(state, ADV76XX_PAGE_EDID, + i, val + i, len); + i += len; + } - for (i = 0; !err && i < len; i += I2C_SMBUS_BLOCK_MAX) - err = adv_smbus_write_i2c_block_data(state, ADV76XX_PAGE_EDID, - i, I2C_SMBUS_BLOCK_MAX, val + i); return err; } @@ -587,7 +574,7 @@ static inline int hdmi_read(struct v4l2_subdev *sd, u8 reg) { struct adv76xx_state *state = to_state(sd); - return adv_smbus_read_byte_data(state, ADV76XX_PAGE_HDMI, reg); + return adv76xx_read_check(state, ADV76XX_PAGE_HDMI, reg); } static u16 hdmi_read16(struct v4l2_subdev *sd, u8 reg, u16 mask) @@ -599,7 +586,7 @@ static inline int hdmi_write(struct v4l2_subdev *sd, u8 reg, u8 val) { struct adv76xx_state *state = to_state(sd); - return adv_smbus_write_byte_data(state, ADV76XX_PAGE_HDMI, reg, val); + return regmap_write(state->regmap[ADV76XX_PAGE_HDMI], reg, val); } static inline int hdmi_write_clr_set(struct v4l2_subdev *sd, u8 reg, u8 mask, u8 val) @@ -611,14 +598,14 @@ static inline int test_write(struct v4l2_subdev *sd, u8 reg, u8 val) { struct adv76xx_state *state = to_state(sd); - return adv_smbus_write_byte_data(state, ADV76XX_PAGE_TEST, reg, val); + return regmap_write(state->regmap[ADV76XX_PAGE_TEST], reg, val); } static inline int cp_read(struct v4l2_subdev *sd, u8 reg) { struct adv76xx_state *state = to_state(sd); - return adv_smbus_read_byte_data(state, ADV76XX_PAGE_CP, reg); + return adv76xx_read_check(state, ADV76XX_PAGE_CP, reg); } static u16 cp_read16(struct v4l2_subdev *sd, u8 reg, u16 mask) @@ -630,7 +617,7 @@ static inline int cp_write(struct v4l2_subdev *sd, u8 reg, u8 val) { struct adv76xx_state *state = to_state(sd); - return adv_smbus_write_byte_data(state, ADV76XX_PAGE_CP, reg, val); + return regmap_write(state->regmap[ADV76XX_PAGE_CP], reg, val); } static inline int cp_write_clr_set(struct v4l2_subdev *sd, u8 reg, u8 mask, u8 val) @@ -642,14 +629,14 @@ static inline int vdp_read(struct v4l2_subdev *sd, u8 reg) { struct adv76xx_state *state = to_state(sd); - return adv_smbus_read_byte_data(state, ADV7604_PAGE_VDP, reg); + return adv76xx_read_check(state, ADV7604_PAGE_VDP, reg); } static inline int vdp_write(struct v4l2_subdev *sd, u8 reg, u8 val) { struct adv76xx_state *state = to_state(sd); - return adv_smbus_write_byte_data(state, ADV7604_PAGE_VDP, reg, val); + return regmap_write(state->regmap[ADV7604_PAGE_VDP], reg, val); } #define ADV76XX_REG(page, offset) (((page) << 8) | (offset)) @@ -660,13 +647,16 @@ static int adv76xx_read_reg(struct v4l2_subdev *sd, unsigned int reg) { struct adv76xx_state *state = to_state(sd); unsigned int page = reg >> 8; + unsigned int val; + int err; if (!(BIT(page) & state->info->page_mask)) return -EINVAL; reg &= 0xff; + err = regmap_read(state->regmap[page], reg, &val); - return adv_smbus_read_byte_data(state, page, reg); + return err ? err : val; } #endif @@ -680,7 +670,7 @@ static int adv76xx_write_reg(struct v4l2_subdev *sd, unsigned int reg, u8 val) reg &= 0xff; - return adv_smbus_write_byte_data(state, page, reg, val); + return regmap_write(state->regmap[page], reg, val); } static void adv76xx_write_reg_seq(struct v4l2_subdev *sd, @@ -766,6 +756,23 @@ static const struct adv76xx_format_info adv7611_formats[] = { ADV76XX_OP_MODE_SEL_SDR_422_2X | ADV76XX_OP_FORMAT_SEL_12BIT }, }; +static const struct adv76xx_format_info adv7612_formats[] = { + { MEDIA_BUS_FMT_RGB888_1X24, ADV76XX_OP_CH_SEL_RGB, true, false, + ADV76XX_OP_MODE_SEL_SDR_444 | ADV76XX_OP_FORMAT_SEL_8BIT }, + { MEDIA_BUS_FMT_YUYV8_2X8, ADV76XX_OP_CH_SEL_RGB, false, false, + ADV76XX_OP_MODE_SEL_SDR_422 | ADV76XX_OP_FORMAT_SEL_8BIT }, + { MEDIA_BUS_FMT_YVYU8_2X8, ADV76XX_OP_CH_SEL_RGB, false, true, + ADV76XX_OP_MODE_SEL_SDR_422 | ADV76XX_OP_FORMAT_SEL_8BIT }, + { MEDIA_BUS_FMT_UYVY8_1X16, ADV76XX_OP_CH_SEL_RBG, false, false, + ADV76XX_OP_MODE_SEL_SDR_422_2X | ADV76XX_OP_FORMAT_SEL_8BIT }, + { MEDIA_BUS_FMT_VYUY8_1X16, ADV76XX_OP_CH_SEL_RBG, false, true, + ADV76XX_OP_MODE_SEL_SDR_422_2X | ADV76XX_OP_FORMAT_SEL_8BIT }, + { MEDIA_BUS_FMT_YUYV8_1X16, ADV76XX_OP_CH_SEL_RGB, false, false, + ADV76XX_OP_MODE_SEL_SDR_422_2X | ADV76XX_OP_FORMAT_SEL_8BIT }, + { MEDIA_BUS_FMT_YVYU8_1X16, ADV76XX_OP_CH_SEL_RGB, false, true, + ADV76XX_OP_MODE_SEL_SDR_422_2X | ADV76XX_OP_FORMAT_SEL_8BIT }, +}; + static const struct adv76xx_format_info * adv76xx_format_info(struct adv76xx_state *state, u32 code) { @@ -870,6 +877,16 @@ static unsigned int adv7611_read_cable_det(struct v4l2_subdev *sd) return value & 1; } +static unsigned int adv7612_read_cable_det(struct v4l2_subdev *sd) +{ + /* Reads CABLE_DET_A_RAW. For input B support, need to + * account for bit 7 [MSB] of 0x6a (ie. CABLE_DET_B_RAW) + */ + u8 value = io_read(sd, 0x6f); + + return value & 1; +} + static int adv76xx_s_detect_tx_5v_ctrl(struct v4l2_subdev *sd) { struct adv76xx_state *state = to_state(sd); @@ -976,8 +993,8 @@ static void configure_custom_video_timings(struct v4l2_subdev *sd, /* Should only be set in auto-graphics mode [REF_02, p. 91-92] */ /* setup PLL_DIV_MAN_EN and PLL_DIV_RATIO */ /* IO-map reg. 0x16 and 0x17 should be written in sequence */ - if (adv_smbus_write_i2c_block_data(state, ADV76XX_PAGE_IO, - 0x16, 2, pll)) + if (regmap_raw_write(state->regmap[ADV76XX_PAGE_IO], + 0x16, pll, 2)) v4l2_err(sd, "writing to reg 0x16 and 0x17 failed\n"); /* active video - horizontal timing */ @@ -1028,8 +1045,8 @@ static void adv76xx_set_offset(struct v4l2_subdev *sd, bool auto_offset, u16 off offset_buf[3] = offset_c & 0x0ff; /* Registers must be written in this order with no i2c access in between */ - if (adv_smbus_write_i2c_block_data(state, ADV76XX_PAGE_CP, - 0x77, 4, offset_buf)) + if (regmap_raw_write(state->regmap[ADV76XX_PAGE_CP], + 0x77, offset_buf, 4)) v4l2_err(sd, "%s: i2c error writing to CP reg 0x77, 0x78, 0x79, 0x7a\n", __func__); } @@ -1058,8 +1075,8 @@ static void adv76xx_set_gain(struct v4l2_subdev *sd, bool auto_gain, u16 gain_a, gain_buf[3] = ((gain_c & 0x0ff)); /* Registers must be written in this order with no i2c access in between */ - if (adv_smbus_write_i2c_block_data(state, ADV76XX_PAGE_CP, - 0x73, 4, gain_buf)) + if (regmap_raw_write(state->regmap[ADV76XX_PAGE_CP], + 0x73, gain_buf, 4)) v4l2_err(sd, "%s: i2c error writing to CP reg 0x73, 0x74, 0x75, 0x76\n", __func__); } @@ -1328,7 +1345,7 @@ static int stdi2dv_timings(struct v4l2_subdev *sd, } } - if (v4l2_detect_cvt(stdi->lcf + 1, hfreq, stdi->lcvs, + if (v4l2_detect_cvt(stdi->lcf + 1, hfreq, stdi->lcvs, 0, (stdi->hs_pol == '+' ? V4L2_DV_HSYNC_POS_POL : 0) | (stdi->vs_pol == '+' ? V4L2_DV_VSYNC_POS_POL : 0), false, timings)) @@ -1760,8 +1777,8 @@ static int adv76xx_s_routing(struct v4l2_subdev *sd, select_input(sd); enable_input(sd); - v4l2_subdev_notify(sd, V4L2_DEVICE_NOTIFY_EVENT, - (void *)&adv76xx_ev_fmt); + v4l2_subdev_notify_event(sd, &adv76xx_ev_fmt); + return 0; } @@ -1928,8 +1945,7 @@ static int adv76xx_isr(struct v4l2_subdev *sd, u32 status, bool *handled) "%s: fmt_change = 0x%x, fmt_change_digital = 0x%x\n", __func__, fmt_change, fmt_change_digital); - v4l2_subdev_notify(sd, V4L2_DEVICE_NOTIFY_EVENT, - (void *)&adv76xx_ev_fmt); + v4l2_subdev_notify_event(sd, &adv76xx_ev_fmt); if (handled) *handled = true; @@ -2347,6 +2363,20 @@ static int adv76xx_log_status(struct v4l2_subdev *sd) return 0; } +static int adv76xx_subscribe_event(struct v4l2_subdev *sd, + struct v4l2_fh *fh, + struct v4l2_event_subscription *sub) +{ + switch (sub->type) { + case V4L2_EVENT_SOURCE_CHANGE: + return v4l2_src_change_event_subdev_subscribe(sd, fh, sub); + case V4L2_EVENT_CTRL: + return v4l2_ctrl_subdev_subscribe_event(sd, fh, sub); + default: + return -EINVAL; + } +} + /* ----------------------------------------------------------------------- */ static const struct v4l2_ctrl_ops adv76xx_ctrl_ops = { @@ -2356,6 +2386,8 @@ static const struct v4l2_ctrl_ops adv76xx_ctrl_ops = { static const struct v4l2_subdev_core_ops adv76xx_core_ops = { .log_status = adv76xx_log_status, .interrupt_service_routine = adv76xx_isr, + .subscribe_event = adv76xx_subscribe_event, + .unsubscribe_event = v4l2_event_subdev_unsubscribe, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = adv76xx_g_register, .s_register = adv76xx_s_register, @@ -2510,6 +2542,11 @@ static void adv7611_setup_irqs(struct v4l2_subdev *sd) io_write(sd, 0x41, 0xd0); /* STDI irq for any change, disable INT2 */ } +static void adv7612_setup_irqs(struct v4l2_subdev *sd) +{ + io_write(sd, 0x41, 0xd0); /* disable INT2 */ +} + static void adv76xx_unregister_clients(struct adv76xx_state *state) { unsigned int i; @@ -2597,6 +2634,19 @@ static const struct adv76xx_reg_seq adv7611_recommended_settings_hdmi[] = { { ADV76XX_REG_SEQ_TERM, 0 }, }; +static const struct adv76xx_reg_seq adv7612_recommended_settings_hdmi[] = { + { ADV76XX_REG(ADV76XX_PAGE_CP, 0x6c), 0x00 }, + { ADV76XX_REG(ADV76XX_PAGE_HDMI, 0x9b), 0x03 }, + { ADV76XX_REG(ADV76XX_PAGE_HDMI, 0x6f), 0x08 }, + { ADV76XX_REG(ADV76XX_PAGE_HDMI, 0x85), 0x1f }, + { ADV76XX_REG(ADV76XX_PAGE_HDMI, 0x87), 0x70 }, + { ADV76XX_REG(ADV76XX_PAGE_HDMI, 0x57), 0xda }, + { ADV76XX_REG(ADV76XX_PAGE_HDMI, 0x58), 0x01 }, + { ADV76XX_REG(ADV76XX_PAGE_HDMI, 0x03), 0x98 }, + { ADV76XX_REG(ADV76XX_PAGE_HDMI, 0x4c), 0x44 }, + { ADV76XX_REG_SEQ_TERM, 0 }, +}; + static const struct adv76xx_chip_info adv76xx_chip_info[] = { [ADV7604] = { .type = ADV7604, @@ -2685,17 +2735,60 @@ static const struct adv76xx_chip_info adv76xx_chip_info[] = { .field1_vsync_mask = 0x3fff, .field1_vbackporch_mask = 0x3fff, }, + [ADV7612] = { + .type = ADV7612, + .has_afe = false, + .max_port = ADV76XX_PAD_HDMI_PORT_A, /* B not supported */ + .num_dv_ports = 1, /* normally 2 */ + .edid_enable_reg = 0x74, + .edid_status_reg = 0x76, + .lcf_reg = 0xa3, + .tdms_lock_mask = 0x43, + .cable_det_mask = 0x01, + .fmt_change_digital_mask = 0x03, + .cp_csc = 0xf4, + .formats = adv7612_formats, + .nformats = ARRAY_SIZE(adv7612_formats), + .set_termination = adv7611_set_termination, + .setup_irqs = adv7612_setup_irqs, + .read_hdmi_pixelclock = adv7611_read_hdmi_pixelclock, + .read_cable_det = adv7612_read_cable_det, + .recommended_settings = { + [1] = adv7612_recommended_settings_hdmi, + }, + .num_recommended_settings = { + [1] = ARRAY_SIZE(adv7612_recommended_settings_hdmi), + }, + .page_mask = BIT(ADV76XX_PAGE_IO) | BIT(ADV76XX_PAGE_CEC) | + BIT(ADV76XX_PAGE_INFOFRAME) | BIT(ADV76XX_PAGE_AFE) | + BIT(ADV76XX_PAGE_REP) | BIT(ADV76XX_PAGE_EDID) | + BIT(ADV76XX_PAGE_HDMI) | BIT(ADV76XX_PAGE_CP), + .linewidth_mask = 0x1fff, + .field0_height_mask = 0x1fff, + .field1_height_mask = 0x1fff, + .hfrontporch_mask = 0x1fff, + .hsync_mask = 0x1fff, + .hbackporch_mask = 0x1fff, + .field0_vfrontporch_mask = 0x3fff, + .field0_vsync_mask = 0x3fff, + .field0_vbackporch_mask = 0x3fff, + .field1_vfrontporch_mask = 0x3fff, + .field1_vsync_mask = 0x3fff, + .field1_vbackporch_mask = 0x3fff, + }, }; static const struct i2c_device_id adv76xx_i2c_id[] = { { "adv7604", (kernel_ulong_t)&adv76xx_chip_info[ADV7604] }, { "adv7611", (kernel_ulong_t)&adv76xx_chip_info[ADV7611] }, + { "adv7612", (kernel_ulong_t)&adv76xx_chip_info[ADV7612] }, { } }; MODULE_DEVICE_TABLE(i2c, adv76xx_i2c_id); static const struct of_device_id adv76xx_of_id[] __maybe_unused = { { .compatible = "adi,adv7611", .data = &adv76xx_chip_info[ADV7611] }, + { .compatible = "adi,adv7612", .data = &adv76xx_chip_info[ADV7612] }, { } }; MODULE_DEVICE_TABLE(of, adv76xx_of_id); @@ -2706,6 +2799,7 @@ static int adv76xx_parse_dt(struct adv76xx_state *state) struct device_node *endpoint; struct device_node *np; unsigned int flags; + u32 v; np = state->i2c_clients[ADV76XX_PAGE_IO]->dev.of_node; @@ -2715,6 +2809,12 @@ static int adv76xx_parse_dt(struct adv76xx_state *state) return -EINVAL; v4l2_of_parse_endpoint(endpoint, &bus_cfg); + + if (!of_property_read_u32(endpoint, "default-input", &v)) + state->pdata.default_input = v; + else + state->pdata.default_input = -1; + of_node_put(endpoint); flags = bus_cfg.bus.parallel.flags; @@ -2753,7 +2853,6 @@ static int adv76xx_parse_dt(struct adv76xx_state *state) /* Hardcode the remaining platform data fields. */ state->pdata.disable_pwrdnb = 0; state->pdata.disable_cable_det_rst = 0; - state->pdata.default_input = -1; state->pdata.blank_data = 1; state->pdata.alt_data_sat = 1; state->pdata.op_format_mode_sel = ADV7604_OP_FORMAT_MODE0; @@ -2762,6 +2861,148 @@ static int adv76xx_parse_dt(struct adv76xx_state *state) return 0; } +static const struct regmap_config adv76xx_regmap_cnf[] = { + { + .name = "io", + .reg_bits = 8, + .val_bits = 8, + + .max_register = 0xff, + .cache_type = REGCACHE_NONE, + }, + { + .name = "avlink", + .reg_bits = 8, + .val_bits = 8, + + .max_register = 0xff, + .cache_type = REGCACHE_NONE, + }, + { + .name = "cec", + .reg_bits = 8, + .val_bits = 8, + + .max_register = 0xff, + .cache_type = REGCACHE_NONE, + }, + { + .name = "infoframe", + .reg_bits = 8, + .val_bits = 8, + + .max_register = 0xff, + .cache_type = REGCACHE_NONE, + }, + { + .name = "esdp", + .reg_bits = 8, + .val_bits = 8, + + .max_register = 0xff, + .cache_type = REGCACHE_NONE, + }, + { + .name = "epp", + .reg_bits = 8, + .val_bits = 8, + + .max_register = 0xff, + .cache_type = REGCACHE_NONE, + }, + { + .name = "afe", + .reg_bits = 8, + .val_bits = 8, + + .max_register = 0xff, + .cache_type = REGCACHE_NONE, + }, + { + .name = "rep", + .reg_bits = 8, + .val_bits = 8, + + .max_register = 0xff, + .cache_type = REGCACHE_NONE, + }, + { + .name = "edid", + .reg_bits = 8, + .val_bits = 8, + + .max_register = 0xff, + .cache_type = REGCACHE_NONE, + }, + + { + .name = "hdmi", + .reg_bits = 8, + .val_bits = 8, + + .max_register = 0xff, + .cache_type = REGCACHE_NONE, + }, + { + .name = "test", + .reg_bits = 8, + .val_bits = 8, + + .max_register = 0xff, + .cache_type = REGCACHE_NONE, + }, + { + .name = "cp", + .reg_bits = 8, + .val_bits = 8, + + .max_register = 0xff, + .cache_type = REGCACHE_NONE, + }, + { + .name = "vdp", + .reg_bits = 8, + .val_bits = 8, + + .max_register = 0xff, + .cache_type = REGCACHE_NONE, + }, +}; + +static int configure_regmap(struct adv76xx_state *state, int region) +{ + int err; + + if (!state->i2c_clients[region]) + return -ENODEV; + + state->regmap[region] = + devm_regmap_init_i2c(state->i2c_clients[region], + &adv76xx_regmap_cnf[region]); + + if (IS_ERR(state->regmap[region])) { + err = PTR_ERR(state->regmap[region]); + v4l_err(state->i2c_clients[region], + "Error initializing regmap %d with error %d\n", + region, err); + return -EINVAL; + } + + return 0; +} + +static int configure_regmaps(struct adv76xx_state *state) +{ + int i, err; + + for (i = ADV7604_PAGE_AVLINK ; i < ADV76XX_PAGE_MAX; i++) { + err = configure_regmap(state, i); + if (err && (err != -ENODEV)) + return err; + } + return 0; +} + static int adv76xx_probe(struct i2c_client *client, const struct i2c_device_id *id) { @@ -2771,7 +3012,7 @@ static int adv76xx_probe(struct i2c_client *client, struct v4l2_ctrl_handler *hdl; struct v4l2_subdev *sd; unsigned int i; - u16 val; + unsigned int val, val2; int err; /* Check if the adapter supports the needed features */ @@ -2833,28 +3074,59 @@ static int adv76xx_probe(struct i2c_client *client, snprintf(sd->name, sizeof(sd->name), "%s %d-%04x", id->name, i2c_adapter_id(client->adapter), client->addr); - sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE; + sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE | V4L2_SUBDEV_FL_HAS_EVENTS; + + /* Configure IO Regmap region */ + err = configure_regmap(state, ADV76XX_PAGE_IO); + + if (err) { + v4l2_err(sd, "Error configuring IO regmap region\n"); + return -ENODEV; + } /* * Verify that the chip is present. On ADV7604 the RD_INFO register only * identifies the revision, while on ADV7611 it identifies the model as * well. Use the HDMI slave address on ADV7604 and RD_INFO on ADV7611. */ - if (state->info->type == ADV7604) { - val = adv_smbus_read_byte_data_check(client, 0xfb, false); + switch (state->info->type) { + case ADV7604: + err = regmap_read(state->regmap[ADV76XX_PAGE_IO], 0xfb, &val); + if (err) { + v4l2_err(sd, "Error %d reading IO Regmap\n", err); + return -ENODEV; + } if (val != 0x68) { - v4l2_info(sd, "not an adv7604 on address 0x%x\n", + v4l2_err(sd, "not an adv7604 on address 0x%x\n", client->addr << 1); return -ENODEV; } - } else { - val = (adv_smbus_read_byte_data_check(client, 0xea, false) << 8) - | (adv_smbus_read_byte_data_check(client, 0xeb, false) << 0); - if (val != 0x2051) { - v4l2_info(sd, "not an adv7611 on address 0x%x\n", + break; + case ADV7611: + case ADV7612: + err = regmap_read(state->regmap[ADV76XX_PAGE_IO], + 0xea, + &val); + if (err) { + v4l2_err(sd, "Error %d reading IO Regmap\n", err); + return -ENODEV; + } + val2 = val << 8; + err = regmap_read(state->regmap[ADV76XX_PAGE_IO], + 0xeb, + &val); + if (err) { + v4l2_err(sd, "Error %d reading IO Regmap\n", err); + return -ENODEV; + } + val |= val2; + if ((state->info->type == ADV7611 && val != 0x2051) || + (state->info->type == ADV7612 && val != 0x2041)) { + v4l2_err(sd, "not an adv761x on address 0x%x\n", client->addr << 1); return -ENODEV; } + break; } /* control handlers */ @@ -2941,6 +3213,11 @@ static int adv76xx_probe(struct i2c_client *client, if (err) goto err_work_queues; + /* Configure regmaps */ + err = configure_regmaps(state); + if (err) + goto err_entity; + err = adv76xx_core_init(sd); if (err) goto err_entity; @@ -2985,7 +3262,6 @@ static int adv76xx_remove(struct i2c_client *client) static struct i2c_driver adv76xx_driver = { .driver = { - .owner = THIS_MODULE, .name = "adv7604", .of_match_table = of_match_ptr(adv76xx_of_id), }, diff --git a/drivers/media/i2c/adv7842.c b/drivers/media/i2c/adv7842.c index 4cf79b242..b7269b8f0 100644 --- a/drivers/media/i2c/adv7842.c +++ b/drivers/media/i2c/adv7842.c @@ -40,6 +40,7 @@ #include <linux/v4l2-dv-timings.h> #include <linux/hdmi.h> #include <media/v4l2-device.h> +#include <media/v4l2-event.h> #include <media/v4l2-ctrls.h> #include <media/v4l2-dv-timings.h> #include <media/adv7842.h> @@ -1442,7 +1443,7 @@ static int stdi2dv_timings(struct v4l2_subdev *sd, } } - if (v4l2_detect_cvt(stdi->lcf + 1, hfreq, stdi->lcvs, + if (v4l2_detect_cvt(stdi->lcf + 1, hfreq, stdi->lcvs, 0, (stdi->hs_pol == '+' ? V4L2_DV_HSYNC_POS_POL : 0) | (stdi->vs_pol == '+' ? V4L2_DV_VSYNC_POS_POL : 0), false, timings)) @@ -1980,8 +1981,7 @@ static int adv7842_s_routing(struct v4l2_subdev *sd, select_input(sd, state->vid_std_select); enable_input(sd); - v4l2_subdev_notify(sd, V4L2_DEVICE_NOTIFY_EVENT, - (void *)&adv7842_ev_fmt); + v4l2_subdev_notify_event(sd, &adv7842_ev_fmt); return 0; } @@ -2214,8 +2214,7 @@ static int adv7842_isr(struct v4l2_subdev *sd, u32 status, bool *handled) "%s: fmt_change_cp = 0x%x, fmt_change_digital = 0x%x, fmt_change_sdp = 0x%x\n", __func__, fmt_change_cp, fmt_change_digital, fmt_change_sdp); - v4l2_subdev_notify(sd, V4L2_DEVICE_NOTIFY_EVENT, - (void *)&adv7842_ev_fmt); + v4l2_subdev_notify_event(sd, &adv7842_ev_fmt); if (handled) *handled = true; } @@ -3005,6 +3004,20 @@ static long adv7842_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg) return -ENOTTY; } +static int adv7842_subscribe_event(struct v4l2_subdev *sd, + struct v4l2_fh *fh, + struct v4l2_event_subscription *sub) +{ + switch (sub->type) { + case V4L2_EVENT_SOURCE_CHANGE: + return v4l2_src_change_event_subdev_subscribe(sd, fh, sub); + case V4L2_EVENT_CTRL: + return v4l2_ctrl_subdev_subscribe_event(sd, fh, sub); + default: + return -EINVAL; + } +} + /* ----------------------------------------------------------------------- */ static const struct v4l2_ctrl_ops adv7842_ctrl_ops = { @@ -3015,6 +3028,8 @@ static const struct v4l2_subdev_core_ops adv7842_core_ops = { .log_status = adv7842_log_status, .ioctl = adv7842_ioctl, .interrupt_service_routine = adv7842_isr, + .subscribe_event = adv7842_subscribe_event, + .unsubscribe_event = v4l2_event_subdev_unsubscribe, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = adv7842_g_register, .s_register = adv7842_s_register, @@ -3210,7 +3225,7 @@ static int adv7842_probe(struct i2c_client *client, sd = &state->sd; v4l2_i2c_subdev_init(sd, client, &adv7842_ops); - sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE; + sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE | V4L2_SUBDEV_FL_HAS_EVENTS; state->mode = pdata->mode; state->hdmi_port_a = pdata->input == ADV7842_SELECT_HDMI_PORT_A; @@ -3348,7 +3363,6 @@ MODULE_DEVICE_TABLE(i2c, adv7842_id); static struct i2c_driver adv7842_driver = { .driver = { - .owner = THIS_MODULE, .name = "adv7842", }, .probe = adv7842_probe, diff --git a/drivers/media/i2c/ak881x.c b/drivers/media/i2c/ak881x.c index 29846245a..d3b965ec3 100644 --- a/drivers/media/i2c/ak881x.c +++ b/drivers/media/i2c/ak881x.c @@ -156,12 +156,12 @@ static int ak881x_s_std_output(struct v4l2_subdev *sd, v4l2_std_id std) } else if (std == V4L2_STD_PAL_60) { vp1 = 7; ak881x->lines = 480; - } else if (std && !(std & ~V4L2_STD_PAL)) { - vp1 = 0xf; - ak881x->lines = 576; - } else if (std && !(std & ~V4L2_STD_NTSC)) { + } else if (std & V4L2_STD_NTSC) { vp1 = 0; ak881x->lines = 480; + } else if (std & V4L2_STD_PAL) { + vp1 = 0xf; + ak881x->lines = 576; } else { /* No SECAM or PAL_N/Nc supported */ return -EINVAL; diff --git a/drivers/media/i2c/bt819.c b/drivers/media/i2c/bt819.c index 76b334a6a..e00e3104d 100644 --- a/drivers/media/i2c/bt819.c +++ b/drivers/media/i2c/bt819.c @@ -379,16 +379,6 @@ static const struct v4l2_ctrl_ops bt819_ctrl_ops = { .s_ctrl = bt819_s_ctrl, }; -static const struct v4l2_subdev_core_ops bt819_core_ops = { - .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, - .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, - .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, - .g_ctrl = v4l2_subdev_g_ctrl, - .s_ctrl = v4l2_subdev_s_ctrl, - .queryctrl = v4l2_subdev_queryctrl, - .querymenu = v4l2_subdev_querymenu, -}; - static const struct v4l2_subdev_video_ops bt819_video_ops = { .s_std = bt819_s_std, .s_routing = bt819_s_routing, @@ -398,7 +388,6 @@ static const struct v4l2_subdev_video_ops bt819_video_ops = { }; static const struct v4l2_subdev_ops bt819_ops = { - .core = &bt819_core_ops, .video = &bt819_video_ops, }; @@ -492,7 +481,6 @@ MODULE_DEVICE_TABLE(i2c, bt819_id); static struct i2c_driver bt819_driver = { .driver = { - .owner = THIS_MODULE, .name = "bt819", }, .probe = bt819_probe, diff --git a/drivers/media/i2c/bt856.c b/drivers/media/i2c/bt856.c index 7fc163d02..48176591a 100644 --- a/drivers/media/i2c/bt856.c +++ b/drivers/media/i2c/bt856.c @@ -252,7 +252,6 @@ MODULE_DEVICE_TABLE(i2c, bt856_id); static struct i2c_driver bt856_driver = { .driver = { - .owner = THIS_MODULE, .name = "bt856", }, .probe = bt856_probe, diff --git a/drivers/media/i2c/bt866.c b/drivers/media/i2c/bt866.c index a8bf10fc6..bbec70c88 100644 --- a/drivers/media/i2c/bt866.c +++ b/drivers/media/i2c/bt866.c @@ -218,7 +218,6 @@ MODULE_DEVICE_TABLE(i2c, bt866_id); static struct i2c_driver bt866_driver = { .driver = { - .owner = THIS_MODULE, .name = "bt866", }, .probe = bt866_probe, diff --git a/drivers/media/i2c/cs5345.c b/drivers/media/i2c/cs5345.c index 34b76a9e7..c7de9790d 100644 --- a/drivers/media/i2c/cs5345.c +++ b/drivers/media/i2c/cs5345.c @@ -132,13 +132,6 @@ static const struct v4l2_ctrl_ops cs5345_ctrl_ops = { static const struct v4l2_subdev_core_ops cs5345_core_ops = { .log_status = cs5345_log_status, - .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, - .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, - .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, - .g_ctrl = v4l2_subdev_g_ctrl, - .s_ctrl = v4l2_subdev_s_ctrl, - .queryctrl = v4l2_subdev_queryctrl, - .querymenu = v4l2_subdev_querymenu, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = cs5345_g_register, .s_register = cs5345_s_register, @@ -218,7 +211,6 @@ MODULE_DEVICE_TABLE(i2c, cs5345_id); static struct i2c_driver cs5345_driver = { .driver = { - .owner = THIS_MODULE, .name = "cs5345", }, .probe = cs5345_probe, diff --git a/drivers/media/i2c/cs53l32a.c b/drivers/media/i2c/cs53l32a.c index 27400c16e..b7e87e386 100644 --- a/drivers/media/i2c/cs53l32a.c +++ b/drivers/media/i2c/cs53l32a.c @@ -228,7 +228,6 @@ MODULE_DEVICE_TABLE(i2c, cs53l32a_id); static struct i2c_driver cs53l32a_driver = { .driver = { - .owner = THIS_MODULE, .name = "cs53l32a", }, .probe = cs53l32a_probe, diff --git a/drivers/media/i2c/cx25840/cx25840-core.c b/drivers/media/i2c/cx25840/cx25840-core.c index e15a789ad..fe6eb78b6 100644 --- a/drivers/media/i2c/cx25840/cx25840-core.c +++ b/drivers/media/i2c/cx25840/cx25840-core.c @@ -5348,7 +5348,6 @@ MODULE_DEVICE_TABLE(i2c, cx25840_id); static struct i2c_driver cx25840_driver = { .driver = { - .owner = THIS_MODULE, .name = "cx25840", }, .probe = cx25840_probe, diff --git a/drivers/media/i2c/ir-kbd-i2c.c b/drivers/media/i2c/ir-kbd-i2c.c index 175a76114..728d2cc8a 100644 --- a/drivers/media/i2c/ir-kbd-i2c.c +++ b/drivers/media/i2c/ir-kbd-i2c.c @@ -478,6 +478,7 @@ static const struct i2c_device_id ir_kbd_id[] = { { "ir_rx_z8f0811_hdpvr", 0 }, { } }; +MODULE_DEVICE_TABLE(i2c, ir_kbd_id); static struct i2c_driver ir_kbd_driver = { .driver = { diff --git a/drivers/media/i2c/ks0127.c b/drivers/media/i2c/ks0127.c index 25b81bc58..77551baab 100644 --- a/drivers/media/i2c/ks0127.c +++ b/drivers/media/i2c/ks0127.c @@ -708,7 +708,6 @@ MODULE_DEVICE_TABLE(i2c, ks0127_id); static struct i2c_driver ks0127_driver = { .driver = { - .owner = THIS_MODULE, .name = "ks0127", }, .probe = ks0127_probe, diff --git a/drivers/media/i2c/m52790.c b/drivers/media/i2c/m52790.c index bf4763587..77eb07eb6 100644 --- a/drivers/media/i2c/m52790.c +++ b/drivers/media/i2c/m52790.c @@ -185,7 +185,6 @@ MODULE_DEVICE_TABLE(i2c, m52790_id); static struct i2c_driver m52790_driver = { .driver = { - .owner = THIS_MODULE, .name = "m52790", }, .probe = m52790_probe, diff --git a/drivers/media/i2c/msp3400-driver.c b/drivers/media/i2c/msp3400-driver.c index dcc68ec71..bdb94000b 100644 --- a/drivers/media/i2c/msp3400-driver.c +++ b/drivers/media/i2c/msp3400-driver.c @@ -894,7 +894,6 @@ MODULE_DEVICE_TABLE(i2c, msp_id); static struct i2c_driver msp_driver = { .driver = { - .owner = THIS_MODULE, .name = "msp3400", .pm = &msp3400_pm_ops, }, diff --git a/drivers/media/i2c/mt9v011.c b/drivers/media/i2c/mt9v011.c index 57132cdba..a4a5c39b5 100644 --- a/drivers/media/i2c/mt9v011.c +++ b/drivers/media/i2c/mt9v011.c @@ -583,7 +583,6 @@ MODULE_DEVICE_TABLE(i2c, mt9v011_id); static struct i2c_driver mt9v011_driver = { .driver = { - .owner = THIS_MODULE, .name = "mt9v011", }, .probe = mt9v011_probe, diff --git a/drivers/media/i2c/mt9v032.c b/drivers/media/i2c/mt9v032.c index 977f4006e..a68ce94ee 100644 --- a/drivers/media/i2c/mt9v032.c +++ b/drivers/media/i2c/mt9v032.c @@ -882,7 +882,7 @@ static const struct regmap_config mt9v032_regmap_config = { static struct mt9v032_platform_data * mt9v032_get_pdata(struct i2c_client *client) { - struct mt9v032_platform_data *pdata; + struct mt9v032_platform_data *pdata = NULL; struct v4l2_of_endpoint endpoint; struct device_node *np; struct property *prop; diff --git a/drivers/media/i2c/ov2659.c b/drivers/media/i2c/ov2659.c index 6edffc7b7..49109f4f5 100644 --- a/drivers/media/i2c/ov2659.c +++ b/drivers/media/i2c/ov2659.c @@ -909,7 +909,6 @@ static void ov2659_pll_calc_params(struct ov2659 *ov2659) u8 ctrl1_reg = 0, ctrl2_reg = 0, ctrl3_reg = 0; struct i2c_client *client = ov2659->client; unsigned int desired = pdata->link_frequency; - u32 s_prediv = 1, s_postdiv = 1, s_mult = 1; u32 prediv, postdiv, mult; u32 bestdelta = -1; u32 delta, actual; @@ -929,9 +928,6 @@ static void ov2659_pll_calc_params(struct ov2659 *ov2659) if ((delta < bestdelta) || (bestdelta == -1)) { bestdelta = delta; - s_mult = mult; - s_prediv = prediv; - s_postdiv = postdiv; ctrl1_reg = ctrl1[i].reg; ctrl2_reg = mult; ctrl3_reg = ctrl3[j].reg; diff --git a/drivers/media/i2c/ov7640.c b/drivers/media/i2c/ov7640.c index faa64baf0..b8961df5a 100644 --- a/drivers/media/i2c/ov7640.c +++ b/drivers/media/i2c/ov7640.c @@ -94,7 +94,6 @@ MODULE_DEVICE_TABLE(i2c, ov7640_id); static struct i2c_driver ov7640_driver = { .driver = { - .owner = THIS_MODULE, .name = "ov7640", }, .probe = ov7640_probe, diff --git a/drivers/media/i2c/ov7670.c b/drivers/media/i2c/ov7670.c index 2d1e25f10..e1b5dc84c 100644 --- a/drivers/media/i2c/ov7670.c +++ b/drivers/media/i2c/ov7670.c @@ -1674,7 +1674,6 @@ MODULE_DEVICE_TABLE(i2c, ov7670_id); static struct i2c_driver ov7670_driver = { .driver = { - .owner = THIS_MODULE, .name = "ov7670", }, .probe = ov7670_probe, diff --git a/drivers/media/i2c/ov9650.c b/drivers/media/i2c/ov9650.c index 2bc473385..e691bba19 100644 --- a/drivers/media/i2c/ov9650.c +++ b/drivers/media/i2c/ov9650.c @@ -1436,7 +1436,7 @@ static int ov965x_detect_sensor(struct v4l2_subdev *sd) int ret; mutex_lock(&ov965x->lock); - __ov965x_set_power(ov965x, 1); + __ov965x_set_power(ov965x, 1); usleep_range(25000, 26000); /* Check sensor revision */ diff --git a/drivers/media/i2c/s5c73m3/s5c73m3-spi.c b/drivers/media/i2c/s5c73m3/s5c73m3-spi.c index 63eb19093..fa4a5ebda 100644 --- a/drivers/media/i2c/s5c73m3/s5c73m3-spi.c +++ b/drivers/media/i2c/s5c73m3/s5c73m3-spi.c @@ -149,7 +149,6 @@ int s5c73m3_register_spi_driver(struct s5c73m3 *state) spidrv->remove = s5c73m3_spi_remove; spidrv->probe = s5c73m3_spi_probe; spidrv->driver.name = S5C73M3_SPI_DRV_NAME; - spidrv->driver.bus = &spi_bus_type; spidrv->driver.owner = THIS_MODULE; spidrv->driver.of_match_table = s5c73m3_spi_ids; diff --git a/drivers/media/i2c/s5k6a3.c b/drivers/media/i2c/s5k6a3.c index bc389d5e4..b1b1574df 100644 --- a/drivers/media/i2c/s5k6a3.c +++ b/drivers/media/i2c/s5k6a3.c @@ -363,6 +363,7 @@ static int s5k6a3_remove(struct i2c_client *client) static const struct i2c_device_id s5k6a3_ids[] = { { } }; +MODULE_DEVICE_TABLE(i2c, s5k6a3_ids); #ifdef CONFIG_OF static const struct of_device_id s5k6a3_of_match[] = { diff --git a/drivers/media/i2c/saa6588.c b/drivers/media/i2c/saa6588.c index 2960b5a83..37e65f661 100644 --- a/drivers/media/i2c/saa6588.c +++ b/drivers/media/i2c/saa6588.c @@ -301,9 +301,7 @@ static void saa6588_i2c_poll(struct saa6588 *s) first and the last of the 3 bytes block. */ - tmp = tmpbuf[2]; - tmpbuf[2] = tmpbuf[0]; - tmpbuf[0] = tmp; + swap(tmpbuf[2], tmpbuf[0]); /* Map 'Invalid block E' to 'Invalid Block' */ if (blocknum == 6) @@ -520,7 +518,6 @@ MODULE_DEVICE_TABLE(i2c, saa6588_id); static struct i2c_driver saa6588_driver = { .driver = { - .owner = THIS_MODULE, .name = "saa6588", }, .probe = saa6588_probe, diff --git a/drivers/media/i2c/saa6752hs.c b/drivers/media/i2c/saa6752hs.c index ba3c41566..7202d3a32 100644 --- a/drivers/media/i2c/saa6752hs.c +++ b/drivers/media/i2c/saa6752hs.c @@ -793,7 +793,6 @@ MODULE_DEVICE_TABLE(i2c, saa6752hs_id); static struct i2c_driver saa6752hs_driver = { .driver = { - .owner = THIS_MODULE, .name = "saa6752hs", }, .probe = saa6752hs_probe, diff --git a/drivers/media/i2c/saa7110.c b/drivers/media/i2c/saa7110.c index 99689ee57..6f4988680 100644 --- a/drivers/media/i2c/saa7110.c +++ b/drivers/media/i2c/saa7110.c @@ -357,16 +357,6 @@ static const struct v4l2_ctrl_ops saa7110_ctrl_ops = { .s_ctrl = saa7110_s_ctrl, }; -static const struct v4l2_subdev_core_ops saa7110_core_ops = { - .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, - .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, - .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, - .g_ctrl = v4l2_subdev_g_ctrl, - .s_ctrl = v4l2_subdev_s_ctrl, - .queryctrl = v4l2_subdev_queryctrl, - .querymenu = v4l2_subdev_querymenu, -}; - static const struct v4l2_subdev_video_ops saa7110_video_ops = { .s_std = saa7110_s_std, .s_routing = saa7110_s_routing, @@ -376,7 +366,6 @@ static const struct v4l2_subdev_video_ops saa7110_video_ops = { }; static const struct v4l2_subdev_ops saa7110_ops = { - .core = &saa7110_core_ops, .video = &saa7110_video_ops, }; @@ -472,7 +461,6 @@ MODULE_DEVICE_TABLE(i2c, saa7110_id); static struct i2c_driver saa7110_driver = { .driver = { - .owner = THIS_MODULE, .name = "saa7110", }, .probe = saa7110_probe, diff --git a/drivers/media/i2c/saa7115.c b/drivers/media/i2c/saa7115.c index 0eae5f447..91e75222c 100644 --- a/drivers/media/i2c/saa7115.c +++ b/drivers/media/i2c/saa7115.c @@ -1929,7 +1929,6 @@ MODULE_DEVICE_TABLE(i2c, saa711x_id); static struct i2c_driver saa711x_driver = { .driver = { - .owner = THIS_MODULE, .name = "saa7115", }, .probe = saa711x_probe, diff --git a/drivers/media/i2c/saa7127.c b/drivers/media/i2c/saa7127.c index 264b755be..a43d96da1 100644 --- a/drivers/media/i2c/saa7127.c +++ b/drivers/media/i2c/saa7127.c @@ -822,7 +822,6 @@ MODULE_DEVICE_TABLE(i2c, saa7127_id); static struct i2c_driver saa7127_driver = { .driver = { - .owner = THIS_MODULE, .name = "saa7127", }, .probe = saa7127_probe, diff --git a/drivers/media/i2c/saa717x.c b/drivers/media/i2c/saa717x.c index 7d517361e..1baca37f3 100644 --- a/drivers/media/i2c/saa717x.c +++ b/drivers/media/i2c/saa717x.c @@ -1204,13 +1204,6 @@ static const struct v4l2_subdev_core_ops saa717x_core_ops = { .g_register = saa717x_g_register, .s_register = saa717x_s_register, #endif - .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, - .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, - .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, - .g_ctrl = v4l2_subdev_g_ctrl, - .s_ctrl = v4l2_subdev_s_ctrl, - .queryctrl = v4l2_subdev_queryctrl, - .querymenu = v4l2_subdev_querymenu, .log_status = saa717x_log_status, }; @@ -1363,7 +1356,6 @@ MODULE_DEVICE_TABLE(i2c, saa717x_id); static struct i2c_driver saa717x_driver = { .driver = { - .owner = THIS_MODULE, .name = "saa717x", }, .probe = saa717x_probe, diff --git a/drivers/media/i2c/saa7185.c b/drivers/media/i2c/saa7185.c index f56c1c88b..eecad2d1e 100644 --- a/drivers/media/i2c/saa7185.c +++ b/drivers/media/i2c/saa7185.c @@ -356,7 +356,6 @@ MODULE_DEVICE_TABLE(i2c, saa7185_id); static struct i2c_driver saa7185_driver = { .driver = { - .owner = THIS_MODULE, .name = "saa7185", }, .probe = saa7185_probe, diff --git a/drivers/media/i2c/soc_camera/mt9t112.c b/drivers/media/i2c/soc_camera/mt9t112.c index de10a76ba..2f35d31ca 100644 --- a/drivers/media/i2c/soc_camera/mt9t112.c +++ b/drivers/media/i2c/soc_camera/mt9t112.c @@ -104,22 +104,22 @@ struct mt9t112_priv { static const struct mt9t112_format mt9t112_cfmts[] = { { .code = MEDIA_BUS_FMT_UYVY8_2X8, - .colorspace = V4L2_COLORSPACE_JPEG, + .colorspace = V4L2_COLORSPACE_SRGB, .fmt = 1, .order = 0, }, { .code = MEDIA_BUS_FMT_VYUY8_2X8, - .colorspace = V4L2_COLORSPACE_JPEG, + .colorspace = V4L2_COLORSPACE_SRGB, .fmt = 1, .order = 1, }, { .code = MEDIA_BUS_FMT_YUYV8_2X8, - .colorspace = V4L2_COLORSPACE_JPEG, + .colorspace = V4L2_COLORSPACE_SRGB, .fmt = 1, .order = 2, }, { .code = MEDIA_BUS_FMT_YVYU8_2X8, - .colorspace = V4L2_COLORSPACE_JPEG, + .colorspace = V4L2_COLORSPACE_SRGB, .fmt = 1, .order = 3, }, { diff --git a/drivers/media/i2c/soc_camera/tw9910.c b/drivers/media/i2c/soc_camera/tw9910.c index 42bec9bf1..e939c24bf 100644 --- a/drivers/media/i2c/soc_camera/tw9910.c +++ b/drivers/media/i2c/soc_camera/tw9910.c @@ -510,13 +510,39 @@ static int tw9910_s_std(struct v4l2_subdev *sd, v4l2_std_id norm) { struct i2c_client *client = v4l2_get_subdevdata(sd); struct tw9910_priv *priv = to_tw9910(client); + const unsigned hact = 720; + const unsigned hdelay = 15; + unsigned vact; + unsigned vdelay; + int ret; if (!(norm & (V4L2_STD_NTSC | V4L2_STD_PAL))) return -EINVAL; priv->norm = norm; + if (norm & V4L2_STD_525_60) { + vact = 240; + vdelay = 18; + ret = tw9910_mask_set(client, VVBI, 0x10, 0x10); + } else { + vact = 288; + vdelay = 24; + ret = tw9910_mask_set(client, VVBI, 0x10, 0x00); + } + if (!ret) + ret = i2c_smbus_write_byte_data(client, CROP_HI, + ((vdelay >> 2) & 0xc0) | + ((vact >> 4) & 0x30) | + ((hdelay >> 6) & 0x0c) | + ((hact >> 8) & 0x03)); + if (!ret) + ret = i2c_smbus_write_byte_data(client, VDELAY_LO, + vdelay & 0xff); + if (!ret) + ret = i2c_smbus_write_byte_data(client, VACTIVE_LO, + vact & 0xff); - return 0; + return ret; } #ifdef CONFIG_VIDEO_ADV_DEBUG @@ -711,7 +737,7 @@ static int tw9910_get_fmt(struct v4l2_subdev *sd, mf->width = priv->scale->width; mf->height = priv->scale->height; mf->code = MEDIA_BUS_FMT_UYVY8_2X8; - mf->colorspace = V4L2_COLORSPACE_JPEG; + mf->colorspace = V4L2_COLORSPACE_SMPTE170M; mf->field = V4L2_FIELD_INTERLACED_BT; return 0; @@ -732,7 +758,7 @@ static int tw9910_s_fmt(struct v4l2_subdev *sd, if (mf->code != MEDIA_BUS_FMT_UYVY8_2X8) return -EINVAL; - mf->colorspace = V4L2_COLORSPACE_JPEG; + mf->colorspace = V4L2_COLORSPACE_SMPTE170M; ret = tw9910_set_frame(sd, &width, &height); if (!ret) { @@ -762,7 +788,7 @@ static int tw9910_set_fmt(struct v4l2_subdev *sd, } mf->code = MEDIA_BUS_FMT_UYVY8_2X8; - mf->colorspace = V4L2_COLORSPACE_JPEG; + mf->colorspace = V4L2_COLORSPACE_SMPTE170M; /* * select suitable norm @@ -820,6 +846,7 @@ static int tw9910_video_probe(struct i2c_client *client) "tw9910 Product ID %0x:%0x\n", id, priv->revision); priv->norm = V4L2_STD_NTSC; + priv->scale = &tw9910_ntsc_scales[0]; done: tw9910_s_power(&priv->subdev, 0); diff --git a/drivers/media/i2c/sony-btf-mpx.c b/drivers/media/i2c/sony-btf-mpx.c index 1da8004f5..6b1a04ffa 100644 --- a/drivers/media/i2c/sony-btf-mpx.c +++ b/drivers/media/i2c/sony-btf-mpx.c @@ -388,7 +388,6 @@ MODULE_DEVICE_TABLE(i2c, sony_btf_mpx_id); static struct i2c_driver sony_btf_mpx_driver = { .driver = { - .owner = THIS_MODULE, .name = "sony-btf-mpx", }, .probe = sony_btf_mpx_probe, diff --git a/drivers/media/i2c/sr030pc30.c b/drivers/media/i2c/sr030pc30.c index b62b6ddc4..b04c09dd4 100644 --- a/drivers/media/i2c/sr030pc30.c +++ b/drivers/media/i2c/sr030pc30.c @@ -489,18 +489,14 @@ static int sr030pc30_get_fmt(struct v4l2_subdev *sd, { struct v4l2_mbus_framefmt *mf; struct sr030pc30_info *info = to_sr030pc30(sd); - int ret; if (!format || format->pad) return -EINVAL; mf = &format->format; - if (!info->curr_win || !info->curr_fmt) { - ret = sr030pc30_set_params(sd); - if (ret) - return ret; - } + if (!info->curr_win || !info->curr_fmt) + return -EINVAL; mf->width = info->curr_win->width; mf->height = info->curr_win->height; @@ -636,13 +632,6 @@ static const struct v4l2_ctrl_ops sr030pc30_ctrl_ops = { static const struct v4l2_subdev_core_ops sr030pc30_core_ops = { .s_power = sr030pc30_s_power, - .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, - .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, - .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, - .g_ctrl = v4l2_subdev_g_ctrl, - .s_ctrl = v4l2_subdev_s_ctrl, - .queryctrl = v4l2_subdev_queryctrl, - .querymenu = v4l2_subdev_querymenu, }; static const struct v4l2_subdev_pad_ops sr030pc30_pad_ops = { diff --git a/drivers/media/i2c/tc358743.c b/drivers/media/i2c/tc358743.c new file mode 100644 index 000000000..9ef5baaf8 --- /dev/null +++ b/drivers/media/i2c/tc358743.c @@ -0,0 +1,1979 @@ +/* + * tc358743 - Toshiba HDMI to CSI-2 bridge + * + * Copyright 2015 Cisco Systems, Inc. and/or its affiliates. All rights + * reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + */ + +/* + * References (c = chapter, p = page): + * REF_01 - Toshiba, TC358743XBG (H2C), Functional Specification, Rev 0.60 + * REF_02 - Toshiba, TC358743XBG_HDMI-CSI_Tv11p_nm.xls + */ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/slab.h> +#include <linux/i2c.h> +#include <linux/clk.h> +#include <linux/delay.h> +#include <linux/gpio/consumer.h> +#include <linux/interrupt.h> +#include <linux/videodev2.h> +#include <linux/workqueue.h> +#include <linux/v4l2-dv-timings.h> +#include <linux/hdmi.h> +#include <media/v4l2-dv-timings.h> +#include <media/v4l2-device.h> +#include <media/v4l2-ctrls.h> +#include <media/v4l2-event.h> +#include <media/v4l2-of.h> +#include <media/tc358743.h> + +#include "tc358743_regs.h" + +static int debug; +module_param(debug, int, 0644); +MODULE_PARM_DESC(debug, "debug level (0-3)"); + +MODULE_DESCRIPTION("Toshiba TC358743 HDMI to CSI-2 bridge driver"); +MODULE_AUTHOR("Ramakrishnan Muthukrishnan <ram@rkrishnan.org>"); +MODULE_AUTHOR("Mikhail Khelik <mkhelik@cisco.com>"); +MODULE_AUTHOR("Mats Randgaard <matrandg@cisco.com>"); +MODULE_LICENSE("GPL"); + +#define EDID_NUM_BLOCKS_MAX 8 +#define EDID_BLOCK_SIZE 128 + +/* Max transfer size done by I2C transfer functions */ +#define MAX_XFER_SIZE (EDID_NUM_BLOCKS_MAX * EDID_BLOCK_SIZE + 2) + +static const struct v4l2_dv_timings_cap tc358743_timings_cap = { + .type = V4L2_DV_BT_656_1120, + /* keep this initialization for compatibility with GCC < 4.4.6 */ + .reserved = { 0 }, + /* Pixel clock from REF_01 p. 20. Min/max height/width are unknown */ + V4L2_INIT_BT_TIMINGS(1, 10000, 1, 10000, 0, 165000000, + V4L2_DV_BT_STD_CEA861 | V4L2_DV_BT_STD_DMT | + V4L2_DV_BT_STD_GTF | V4L2_DV_BT_STD_CVT, + V4L2_DV_BT_CAP_PROGRESSIVE | + V4L2_DV_BT_CAP_REDUCED_BLANKING | + V4L2_DV_BT_CAP_CUSTOM) +}; + +struct tc358743_state { + struct tc358743_platform_data pdata; + struct v4l2_of_bus_mipi_csi2 bus; + struct v4l2_subdev sd; + struct media_pad pad; + struct v4l2_ctrl_handler hdl; + struct i2c_client *i2c_client; + /* CONFCTL is modified in ops and tc358743_hdmi_sys_int_handler */ + struct mutex confctl_mutex; + + /* controls */ + struct v4l2_ctrl *detect_tx_5v_ctrl; + struct v4l2_ctrl *audio_sampling_rate_ctrl; + struct v4l2_ctrl *audio_present_ctrl; + + /* work queues */ + struct workqueue_struct *work_queues; + struct delayed_work delayed_work_enable_hotplug; + + /* edid */ + u8 edid_blocks_written; + + /* used by i2c_wr() */ + u8 wr_data[MAX_XFER_SIZE]; + + struct v4l2_dv_timings timings; + u32 mbus_fmt_code; + + struct gpio_desc *reset_gpio; +}; + +static void tc358743_enable_interrupts(struct v4l2_subdev *sd, + bool cable_connected); +static int tc358743_s_ctrl_detect_tx_5v(struct v4l2_subdev *sd); + +static inline struct tc358743_state *to_state(struct v4l2_subdev *sd) +{ + return container_of(sd, struct tc358743_state, sd); +} + +/* --------------- I2C --------------- */ + +static void i2c_rd(struct v4l2_subdev *sd, u16 reg, u8 *values, u32 n) +{ + struct tc358743_state *state = to_state(sd); + struct i2c_client *client = state->i2c_client; + int err; + u8 buf[2] = { reg >> 8, reg & 0xff }; + struct i2c_msg msgs[] = { + { + .addr = client->addr, + .flags = 0, + .len = 2, + .buf = buf, + }, + { + .addr = client->addr, + .flags = I2C_M_RD, + .len = n, + .buf = values, + }, + }; + + err = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs)); + if (err != ARRAY_SIZE(msgs)) { + v4l2_err(sd, "%s: reading register 0x%x from 0x%x failed\n", + __func__, reg, client->addr); + } +} + +static void i2c_wr(struct v4l2_subdev *sd, u16 reg, u8 *values, u32 n) +{ + struct tc358743_state *state = to_state(sd); + struct i2c_client *client = state->i2c_client; + u8 *data = state->wr_data; + int err, i; + struct i2c_msg msg; + + if ((2 + n) > sizeof(state->wr_data)) + v4l2_warn(sd, "i2c wr reg=%04x: len=%d is too big!\n", + reg, 2 + n); + + msg.addr = client->addr; + msg.buf = data; + msg.len = 2 + n; + msg.flags = 0; + + data[0] = reg >> 8; + data[1] = reg & 0xff; + + for (i = 0; i < n; i++) + data[2 + i] = values[i]; + + err = i2c_transfer(client->adapter, &msg, 1); + if (err != 1) { + v4l2_err(sd, "%s: writing register 0x%x from 0x%x failed\n", + __func__, reg, client->addr); + return; + } + + if (debug < 3) + return; + + switch (n) { + case 1: + v4l2_info(sd, "I2C write 0x%04x = 0x%02x", + reg, data[2]); + break; + case 2: + v4l2_info(sd, "I2C write 0x%04x = 0x%02x%02x", + reg, data[3], data[2]); + break; + case 4: + v4l2_info(sd, "I2C write 0x%04x = 0x%02x%02x%02x%02x", + reg, data[5], data[4], data[3], data[2]); + break; + default: + v4l2_info(sd, "I2C write %d bytes from address 0x%04x\n", + n, reg); + } +} + +static u8 i2c_rd8(struct v4l2_subdev *sd, u16 reg) +{ + u8 val; + + i2c_rd(sd, reg, &val, 1); + + return val; +} + +static void i2c_wr8(struct v4l2_subdev *sd, u16 reg, u8 val) +{ + i2c_wr(sd, reg, &val, 1); +} + +static void i2c_wr8_and_or(struct v4l2_subdev *sd, u16 reg, + u8 mask, u8 val) +{ + i2c_wr8(sd, reg, (i2c_rd8(sd, reg) & mask) | val); +} + +static u16 i2c_rd16(struct v4l2_subdev *sd, u16 reg) +{ + u16 val; + + i2c_rd(sd, reg, (u8 *)&val, 2); + + return val; +} + +static void i2c_wr16(struct v4l2_subdev *sd, u16 reg, u16 val) +{ + i2c_wr(sd, reg, (u8 *)&val, 2); +} + +static void i2c_wr16_and_or(struct v4l2_subdev *sd, u16 reg, u16 mask, u16 val) +{ + i2c_wr16(sd, reg, (i2c_rd16(sd, reg) & mask) | val); +} + +static u32 i2c_rd32(struct v4l2_subdev *sd, u16 reg) +{ + u32 val; + + i2c_rd(sd, reg, (u8 *)&val, 4); + + return val; +} + +static void i2c_wr32(struct v4l2_subdev *sd, u16 reg, u32 val) +{ + i2c_wr(sd, reg, (u8 *)&val, 4); +} + +/* --------------- STATUS --------------- */ + +static inline bool is_hdmi(struct v4l2_subdev *sd) +{ + return i2c_rd8(sd, SYS_STATUS) & MASK_S_HDMI; +} + +static inline bool tx_5v_power_present(struct v4l2_subdev *sd) +{ + return i2c_rd8(sd, SYS_STATUS) & MASK_S_DDC5V; +} + +static inline bool no_signal(struct v4l2_subdev *sd) +{ + return !(i2c_rd8(sd, SYS_STATUS) & MASK_S_TMDS); +} + +static inline bool no_sync(struct v4l2_subdev *sd) +{ + return !(i2c_rd8(sd, SYS_STATUS) & MASK_S_SYNC); +} + +static inline bool audio_present(struct v4l2_subdev *sd) +{ + return i2c_rd8(sd, AU_STATUS0) & MASK_S_A_SAMPLE; +} + +static int get_audio_sampling_rate(struct v4l2_subdev *sd) +{ + static const int code_to_rate[] = { + 44100, 0, 48000, 32000, 22050, 384000, 24000, 352800, + 88200, 768000, 96000, 705600, 176400, 0, 192000, 0 + }; + + /* Register FS_SET is not cleared when the cable is disconnected */ + if (no_signal(sd)) + return 0; + + return code_to_rate[i2c_rd8(sd, FS_SET) & MASK_FS]; +} + +static unsigned tc358743_num_csi_lanes_in_use(struct v4l2_subdev *sd) +{ + return ((i2c_rd32(sd, CSI_CONTROL) & MASK_NOL) >> 1) + 1; +} + +/* --------------- TIMINGS --------------- */ + +static inline unsigned fps(const struct v4l2_bt_timings *t) +{ + if (!V4L2_DV_BT_FRAME_HEIGHT(t) || !V4L2_DV_BT_FRAME_WIDTH(t)) + return 0; + + return DIV_ROUND_CLOSEST((unsigned)t->pixelclock, + V4L2_DV_BT_FRAME_HEIGHT(t) * V4L2_DV_BT_FRAME_WIDTH(t)); +} + +static int tc358743_get_detected_timings(struct v4l2_subdev *sd, + struct v4l2_dv_timings *timings) +{ + struct v4l2_bt_timings *bt = &timings->bt; + unsigned width, height, frame_width, frame_height, frame_interval, fps; + + memset(timings, 0, sizeof(struct v4l2_dv_timings)); + + if (no_signal(sd)) { + v4l2_dbg(1, debug, sd, "%s: no valid signal\n", __func__); + return -ENOLINK; + } + if (no_sync(sd)) { + v4l2_dbg(1, debug, sd, "%s: no sync on signal\n", __func__); + return -ENOLCK; + } + + timings->type = V4L2_DV_BT_656_1120; + bt->interlaced = i2c_rd8(sd, VI_STATUS1) & MASK_S_V_INTERLACE ? + V4L2_DV_INTERLACED : V4L2_DV_PROGRESSIVE; + + width = ((i2c_rd8(sd, DE_WIDTH_H_HI) & 0x1f) << 8) + + i2c_rd8(sd, DE_WIDTH_H_LO); + height = ((i2c_rd8(sd, DE_WIDTH_V_HI) & 0x1f) << 8) + + i2c_rd8(sd, DE_WIDTH_V_LO); + frame_width = ((i2c_rd8(sd, H_SIZE_HI) & 0x1f) << 8) + + i2c_rd8(sd, H_SIZE_LO); + frame_height = (((i2c_rd8(sd, V_SIZE_HI) & 0x3f) << 8) + + i2c_rd8(sd, V_SIZE_LO)) / 2; + /* frame interval in milliseconds * 10 + * Require SYS_FREQ0 and SYS_FREQ1 are precisely set */ + frame_interval = ((i2c_rd8(sd, FV_CNT_HI) & 0x3) << 8) + + i2c_rd8(sd, FV_CNT_LO); + fps = (frame_interval > 0) ? + DIV_ROUND_CLOSEST(10000, frame_interval) : 0; + + bt->width = width; + bt->height = height; + bt->vsync = frame_height - height; + bt->hsync = frame_width - width; + bt->pixelclock = frame_width * frame_height * fps; + if (bt->interlaced == V4L2_DV_INTERLACED) { + bt->height *= 2; + bt->il_vsync = bt->vsync + 1; + bt->pixelclock /= 2; + } + + return 0; +} + +/* --------------- HOTPLUG / HDCP / EDID --------------- */ + +static void tc358743_delayed_work_enable_hotplug(struct work_struct *work) +{ + struct delayed_work *dwork = to_delayed_work(work); + struct tc358743_state *state = container_of(dwork, + struct tc358743_state, delayed_work_enable_hotplug); + struct v4l2_subdev *sd = &state->sd; + + v4l2_dbg(2, debug, sd, "%s:\n", __func__); + + i2c_wr8_and_or(sd, HPD_CTL, ~MASK_HPD_OUT0, MASK_HPD_OUT0); +} + +static void tc358743_set_hdmi_hdcp(struct v4l2_subdev *sd, bool enable) +{ + v4l2_dbg(2, debug, sd, "%s: %s\n", __func__, enable ? + "enable" : "disable"); + + i2c_wr8_and_or(sd, HDCP_REG1, + ~(MASK_AUTH_UNAUTH_SEL | MASK_AUTH_UNAUTH), + MASK_AUTH_UNAUTH_SEL_16_FRAMES | MASK_AUTH_UNAUTH_AUTO); + + i2c_wr8_and_or(sd, HDCP_REG2, ~MASK_AUTO_P3_RESET, + SET_AUTO_P3_RESET_FRAMES(0x0f)); + + /* HDCP is disabled by configuring the receiver as HDCP repeater. The + * repeater mode require software support to work, so HDCP + * authentication will fail. + */ + i2c_wr8_and_or(sd, HDCP_REG3, ~KEY_RD_CMD, enable ? KEY_RD_CMD : 0); + i2c_wr8_and_or(sd, HDCP_MODE, ~(MASK_AUTO_CLR | MASK_MODE_RST_TN), + enable ? (MASK_AUTO_CLR | MASK_MODE_RST_TN) : 0); + + /* Apple MacBook Pro gen.8 has a bug that makes it freeze every fifth + * second when HDCP is disabled, but the MAX_EXCED bit is handled + * correctly and HDCP is disabled on the HDMI output. + */ + i2c_wr8_and_or(sd, BSTATUS1, ~MASK_MAX_EXCED, + enable ? 0 : MASK_MAX_EXCED); + i2c_wr8_and_or(sd, BCAPS, ~(MASK_REPEATER | MASK_READY), + enable ? 0 : MASK_REPEATER | MASK_READY); +} + +static void tc358743_disable_edid(struct v4l2_subdev *sd) +{ + struct tc358743_state *state = to_state(sd); + + v4l2_dbg(2, debug, sd, "%s:\n", __func__); + + cancel_delayed_work_sync(&state->delayed_work_enable_hotplug); + + /* DDC access to EDID is also disabled when hotplug is disabled. See + * register DDC_CTL */ + i2c_wr8_and_or(sd, HPD_CTL, ~MASK_HPD_OUT0, 0x0); +} + +static void tc358743_enable_edid(struct v4l2_subdev *sd) +{ + struct tc358743_state *state = to_state(sd); + + if (state->edid_blocks_written == 0) { + v4l2_dbg(2, debug, sd, "%s: no EDID -> no hotplug\n", __func__); + return; + } + + v4l2_dbg(2, debug, sd, "%s:\n", __func__); + + /* Enable hotplug after 100 ms. DDC access to EDID is also enabled when + * hotplug is enabled. See register DDC_CTL */ + queue_delayed_work(state->work_queues, + &state->delayed_work_enable_hotplug, HZ / 10); + + tc358743_enable_interrupts(sd, true); + tc358743_s_ctrl_detect_tx_5v(sd); +} + +static void tc358743_erase_bksv(struct v4l2_subdev *sd) +{ + int i; + + for (i = 0; i < 5; i++) + i2c_wr8(sd, BKSV + i, 0); +} + +/* --------------- AVI infoframe --------------- */ + +static void print_avi_infoframe(struct v4l2_subdev *sd) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct device *dev = &client->dev; + union hdmi_infoframe frame; + u8 buffer[HDMI_INFOFRAME_SIZE(AVI)]; + + if (!is_hdmi(sd)) { + v4l2_info(sd, "DVI-D signal - AVI infoframe not supported\n"); + return; + } + + i2c_rd(sd, PK_AVI_0HEAD, buffer, HDMI_INFOFRAME_SIZE(AVI)); + + if (hdmi_infoframe_unpack(&frame, buffer) < 0) { + v4l2_err(sd, "%s: unpack of AVI infoframe failed\n", __func__); + return; + } + + hdmi_infoframe_log(KERN_INFO, dev, &frame); +} + +/* --------------- CTRLS --------------- */ + +static int tc358743_s_ctrl_detect_tx_5v(struct v4l2_subdev *sd) +{ + struct tc358743_state *state = to_state(sd); + + return v4l2_ctrl_s_ctrl(state->detect_tx_5v_ctrl, + tx_5v_power_present(sd)); +} + +static int tc358743_s_ctrl_audio_sampling_rate(struct v4l2_subdev *sd) +{ + struct tc358743_state *state = to_state(sd); + + return v4l2_ctrl_s_ctrl(state->audio_sampling_rate_ctrl, + get_audio_sampling_rate(sd)); +} + +static int tc358743_s_ctrl_audio_present(struct v4l2_subdev *sd) +{ + struct tc358743_state *state = to_state(sd); + + return v4l2_ctrl_s_ctrl(state->audio_present_ctrl, + audio_present(sd)); +} + +static int tc358743_update_controls(struct v4l2_subdev *sd) +{ + int ret = 0; + + ret |= tc358743_s_ctrl_detect_tx_5v(sd); + ret |= tc358743_s_ctrl_audio_sampling_rate(sd); + ret |= tc358743_s_ctrl_audio_present(sd); + + return ret; +} + +/* --------------- INIT --------------- */ + +static void tc358743_reset_phy(struct v4l2_subdev *sd) +{ + v4l2_dbg(1, debug, sd, "%s:\n", __func__); + + i2c_wr8_and_or(sd, PHY_RST, ~MASK_RESET_CTRL, 0); + i2c_wr8_and_or(sd, PHY_RST, ~MASK_RESET_CTRL, MASK_RESET_CTRL); +} + +static void tc358743_reset(struct v4l2_subdev *sd, uint16_t mask) +{ + u16 sysctl = i2c_rd16(sd, SYSCTL); + + i2c_wr16(sd, SYSCTL, sysctl | mask); + i2c_wr16(sd, SYSCTL, sysctl & ~mask); +} + +static inline void tc358743_sleep_mode(struct v4l2_subdev *sd, bool enable) +{ + i2c_wr16_and_or(sd, SYSCTL, ~MASK_SLEEP, + enable ? MASK_SLEEP : 0); +} + +static inline void enable_stream(struct v4l2_subdev *sd, bool enable) +{ + struct tc358743_state *state = to_state(sd); + + v4l2_dbg(3, debug, sd, "%s: %sable\n", + __func__, enable ? "en" : "dis"); + + if (enable) { + /* It is critical for CSI receiver to see lane transition + * LP11->HS. Set to non-continuous mode to enable clock lane + * LP11 state. */ + i2c_wr32(sd, TXOPTIONCNTRL, 0); + /* Set to continuous mode to trigger LP11->HS transition */ + i2c_wr32(sd, TXOPTIONCNTRL, MASK_CONTCLKMODE); + /* Unmute video */ + i2c_wr8(sd, VI_MUTE, MASK_AUTO_MUTE); + } else { + /* Mute video so that all data lanes go to LSP11 state. + * No data is output to CSI Tx block. */ + i2c_wr8(sd, VI_MUTE, MASK_AUTO_MUTE | MASK_VI_MUTE); + } + + mutex_lock(&state->confctl_mutex); + i2c_wr16_and_or(sd, CONFCTL, ~(MASK_VBUFEN | MASK_ABUFEN), + enable ? (MASK_VBUFEN | MASK_ABUFEN) : 0x0); + mutex_unlock(&state->confctl_mutex); +} + +static void tc358743_set_pll(struct v4l2_subdev *sd) +{ + struct tc358743_state *state = to_state(sd); + struct tc358743_platform_data *pdata = &state->pdata; + u16 pllctl0 = i2c_rd16(sd, PLLCTL0); + u16 pllctl1 = i2c_rd16(sd, PLLCTL1); + u16 pllctl0_new = SET_PLL_PRD(pdata->pll_prd) | + SET_PLL_FBD(pdata->pll_fbd); + u32 hsck = (pdata->refclk_hz / pdata->pll_prd) * pdata->pll_fbd; + + v4l2_dbg(2, debug, sd, "%s:\n", __func__); + + /* Only rewrite when needed (new value or disabled), since rewriting + * triggers another format change event. */ + if ((pllctl0 != pllctl0_new) || ((pllctl1 & MASK_PLL_EN) == 0)) { + u16 pll_frs; + + if (hsck > 500000000) + pll_frs = 0x0; + else if (hsck > 250000000) + pll_frs = 0x1; + else if (hsck > 125000000) + pll_frs = 0x2; + else + pll_frs = 0x3; + + v4l2_dbg(1, debug, sd, "%s: updating PLL clock\n", __func__); + tc358743_sleep_mode(sd, true); + i2c_wr16(sd, PLLCTL0, pllctl0_new); + i2c_wr16_and_or(sd, PLLCTL1, + ~(MASK_PLL_FRS | MASK_RESETB | MASK_PLL_EN), + (SET_PLL_FRS(pll_frs) | MASK_RESETB | + MASK_PLL_EN)); + udelay(10); /* REF_02, Sheet "Source HDMI" */ + i2c_wr16_and_or(sd, PLLCTL1, ~MASK_CKEN, MASK_CKEN); + tc358743_sleep_mode(sd, false); + } +} + +static void tc358743_set_ref_clk(struct v4l2_subdev *sd) +{ + struct tc358743_state *state = to_state(sd); + struct tc358743_platform_data *pdata = &state->pdata; + u32 sys_freq; + u32 lockdet_ref; + u16 fh_min; + u16 fh_max; + + BUG_ON(!(pdata->refclk_hz == 26000000 || + pdata->refclk_hz == 27000000 || + pdata->refclk_hz == 42000000)); + + sys_freq = pdata->refclk_hz / 10000; + i2c_wr8(sd, SYS_FREQ0, sys_freq & 0x00ff); + i2c_wr8(sd, SYS_FREQ1, (sys_freq & 0xff00) >> 8); + + i2c_wr8_and_or(sd, PHY_CTL0, ~MASK_PHY_SYSCLK_IND, + (pdata->refclk_hz == 42000000) ? + MASK_PHY_SYSCLK_IND : 0x0); + + fh_min = pdata->refclk_hz / 100000; + i2c_wr8(sd, FH_MIN0, fh_min & 0x00ff); + i2c_wr8(sd, FH_MIN1, (fh_min & 0xff00) >> 8); + + fh_max = (fh_min * 66) / 10; + i2c_wr8(sd, FH_MAX0, fh_max & 0x00ff); + i2c_wr8(sd, FH_MAX1, (fh_max & 0xff00) >> 8); + + lockdet_ref = pdata->refclk_hz / 100; + i2c_wr8(sd, LOCKDET_REF0, lockdet_ref & 0x0000ff); + i2c_wr8(sd, LOCKDET_REF1, (lockdet_ref & 0x00ff00) >> 8); + i2c_wr8(sd, LOCKDET_REF2, (lockdet_ref & 0x0f0000) >> 16); + + i2c_wr8_and_or(sd, NCO_F0_MOD, ~MASK_NCO_F0_MOD, + (pdata->refclk_hz == 27000000) ? + MASK_NCO_F0_MOD_27MHZ : 0x0); +} + +static void tc358743_set_csi_color_space(struct v4l2_subdev *sd) +{ + struct tc358743_state *state = to_state(sd); + + switch (state->mbus_fmt_code) { + case MEDIA_BUS_FMT_UYVY8_1X16: + v4l2_dbg(2, debug, sd, "%s: YCbCr 422 16-bit\n", __func__); + i2c_wr8_and_or(sd, VOUT_SET2, + ~(MASK_SEL422 | MASK_VOUT_422FIL_100) & 0xff, + MASK_SEL422 | MASK_VOUT_422FIL_100); + i2c_wr8_and_or(sd, VI_REP, ~MASK_VOUT_COLOR_SEL & 0xff, + MASK_VOUT_COLOR_601_YCBCR_LIMITED); + mutex_lock(&state->confctl_mutex); + i2c_wr16_and_or(sd, CONFCTL, ~MASK_YCBCRFMT, + MASK_YCBCRFMT_422_8_BIT); + mutex_unlock(&state->confctl_mutex); + break; + case MEDIA_BUS_FMT_RGB888_1X24: + v4l2_dbg(2, debug, sd, "%s: RGB 888 24-bit\n", __func__); + i2c_wr8_and_or(sd, VOUT_SET2, + ~(MASK_SEL422 | MASK_VOUT_422FIL_100) & 0xff, + 0x00); + i2c_wr8_and_or(sd, VI_REP, ~MASK_VOUT_COLOR_SEL & 0xff, + MASK_VOUT_COLOR_RGB_FULL); + mutex_lock(&state->confctl_mutex); + i2c_wr16_and_or(sd, CONFCTL, ~MASK_YCBCRFMT, 0); + mutex_unlock(&state->confctl_mutex); + break; + default: + v4l2_dbg(2, debug, sd, "%s: Unsupported format code 0x%x\n", + __func__, state->mbus_fmt_code); + } +} + +static unsigned tc358743_num_csi_lanes_needed(struct v4l2_subdev *sd) +{ + struct tc358743_state *state = to_state(sd); + struct v4l2_bt_timings *bt = &state->timings.bt; + struct tc358743_platform_data *pdata = &state->pdata; + u32 bits_pr_pixel = + (state->mbus_fmt_code == MEDIA_BUS_FMT_UYVY8_1X16) ? 16 : 24; + u32 bps = bt->width * bt->height * fps(bt) * bits_pr_pixel; + u32 bps_pr_lane = (pdata->refclk_hz / pdata->pll_prd) * pdata->pll_fbd; + + return DIV_ROUND_UP(bps, bps_pr_lane); +} + +static void tc358743_set_csi(struct v4l2_subdev *sd) +{ + struct tc358743_state *state = to_state(sd); + struct tc358743_platform_data *pdata = &state->pdata; + unsigned lanes = tc358743_num_csi_lanes_needed(sd); + + v4l2_dbg(3, debug, sd, "%s:\n", __func__); + + tc358743_reset(sd, MASK_CTXRST); + + if (lanes < 1) + i2c_wr32(sd, CLW_CNTRL, MASK_CLW_LANEDISABLE); + if (lanes < 1) + i2c_wr32(sd, D0W_CNTRL, MASK_D0W_LANEDISABLE); + if (lanes < 2) + i2c_wr32(sd, D1W_CNTRL, MASK_D1W_LANEDISABLE); + if (lanes < 3) + i2c_wr32(sd, D2W_CNTRL, MASK_D2W_LANEDISABLE); + if (lanes < 4) + i2c_wr32(sd, D3W_CNTRL, MASK_D3W_LANEDISABLE); + + i2c_wr32(sd, LINEINITCNT, pdata->lineinitcnt); + i2c_wr32(sd, LPTXTIMECNT, pdata->lptxtimecnt); + i2c_wr32(sd, TCLK_HEADERCNT, pdata->tclk_headercnt); + i2c_wr32(sd, TCLK_TRAILCNT, pdata->tclk_trailcnt); + i2c_wr32(sd, THS_HEADERCNT, pdata->ths_headercnt); + i2c_wr32(sd, TWAKEUP, pdata->twakeup); + i2c_wr32(sd, TCLK_POSTCNT, pdata->tclk_postcnt); + i2c_wr32(sd, THS_TRAILCNT, pdata->ths_trailcnt); + i2c_wr32(sd, HSTXVREGCNT, pdata->hstxvregcnt); + + i2c_wr32(sd, HSTXVREGEN, + ((lanes > 0) ? MASK_CLM_HSTXVREGEN : 0x0) | + ((lanes > 0) ? MASK_D0M_HSTXVREGEN : 0x0) | + ((lanes > 1) ? MASK_D1M_HSTXVREGEN : 0x0) | + ((lanes > 2) ? MASK_D2M_HSTXVREGEN : 0x0) | + ((lanes > 3) ? MASK_D3M_HSTXVREGEN : 0x0)); + + i2c_wr32(sd, TXOPTIONCNTRL, (state->bus.flags & + V4L2_MBUS_CSI2_CONTINUOUS_CLOCK) ? MASK_CONTCLKMODE : 0); + i2c_wr32(sd, STARTCNTRL, MASK_START); + i2c_wr32(sd, CSI_START, MASK_STRT); + + i2c_wr32(sd, CSI_CONFW, MASK_MODE_SET | + MASK_ADDRESS_CSI_CONTROL | + MASK_CSI_MODE | + MASK_TXHSMD | + ((lanes == 4) ? MASK_NOL_4 : + (lanes == 3) ? MASK_NOL_3 : + (lanes == 2) ? MASK_NOL_2 : MASK_NOL_1)); + + i2c_wr32(sd, CSI_CONFW, MASK_MODE_SET | + MASK_ADDRESS_CSI_ERR_INTENA | MASK_TXBRK | MASK_QUNK | + MASK_WCER | MASK_INER); + + i2c_wr32(sd, CSI_CONFW, MASK_MODE_CLEAR | + MASK_ADDRESS_CSI_ERR_HALT | MASK_TXBRK | MASK_QUNK); + + i2c_wr32(sd, CSI_CONFW, MASK_MODE_SET | + MASK_ADDRESS_CSI_INT_ENA | MASK_INTER); +} + +static void tc358743_set_hdmi_phy(struct v4l2_subdev *sd) +{ + struct tc358743_state *state = to_state(sd); + struct tc358743_platform_data *pdata = &state->pdata; + + /* Default settings from REF_02, sheet "Source HDMI" + * and custom settings as platform data */ + i2c_wr8_and_or(sd, PHY_EN, ~MASK_ENABLE_PHY, 0x0); + i2c_wr8(sd, PHY_CTL1, SET_PHY_AUTO_RST1_US(1600) | + SET_FREQ_RANGE_MODE_CYCLES(1)); + i2c_wr8_and_or(sd, PHY_CTL2, ~MASK_PHY_AUTO_RSTn, + (pdata->hdmi_phy_auto_reset_tmds_detected ? + MASK_PHY_AUTO_RST2 : 0) | + (pdata->hdmi_phy_auto_reset_tmds_in_range ? + MASK_PHY_AUTO_RST3 : 0) | + (pdata->hdmi_phy_auto_reset_tmds_valid ? + MASK_PHY_AUTO_RST4 : 0)); + i2c_wr8(sd, PHY_BIAS, 0x40); + i2c_wr8(sd, PHY_CSQ, SET_CSQ_CNT_LEVEL(0x0a)); + i2c_wr8(sd, AVM_CTL, 45); + i2c_wr8_and_or(sd, HDMI_DET, ~MASK_HDMI_DET_V, + pdata->hdmi_detection_delay << 4); + i2c_wr8_and_or(sd, HV_RST, ~(MASK_H_PI_RST | MASK_V_PI_RST), + (pdata->hdmi_phy_auto_reset_hsync_out_of_range ? + MASK_H_PI_RST : 0) | + (pdata->hdmi_phy_auto_reset_vsync_out_of_range ? + MASK_V_PI_RST : 0)); + i2c_wr8_and_or(sd, PHY_EN, ~MASK_ENABLE_PHY, MASK_ENABLE_PHY); +} + +static void tc358743_set_hdmi_audio(struct v4l2_subdev *sd) +{ + struct tc358743_state *state = to_state(sd); + + /* Default settings from REF_02, sheet "Source HDMI" */ + i2c_wr8(sd, FORCE_MUTE, 0x00); + i2c_wr8(sd, AUTO_CMD0, MASK_AUTO_MUTE7 | MASK_AUTO_MUTE6 | + MASK_AUTO_MUTE5 | MASK_AUTO_MUTE4 | + MASK_AUTO_MUTE1 | MASK_AUTO_MUTE0); + i2c_wr8(sd, AUTO_CMD1, MASK_AUTO_MUTE9); + i2c_wr8(sd, AUTO_CMD2, MASK_AUTO_PLAY3 | MASK_AUTO_PLAY2); + i2c_wr8(sd, BUFINIT_START, SET_BUFINIT_START_MS(500)); + i2c_wr8(sd, FS_MUTE, 0x00); + i2c_wr8(sd, FS_IMODE, MASK_NLPCM_SMODE | MASK_FS_SMODE); + i2c_wr8(sd, ACR_MODE, MASK_CTS_MODE); + i2c_wr8(sd, ACR_MDF0, MASK_ACR_L2MDF_1976_PPM | MASK_ACR_L1MDF_976_PPM); + i2c_wr8(sd, ACR_MDF1, MASK_ACR_L3MDF_3906_PPM); + i2c_wr8(sd, SDO_MODE1, MASK_SDO_FMT_I2S); + i2c_wr8(sd, DIV_MODE, SET_DIV_DLY_MS(100)); + + mutex_lock(&state->confctl_mutex); + i2c_wr16_and_or(sd, CONFCTL, 0xffff, MASK_AUDCHNUM_2 | + MASK_AUDOUTSEL_I2S | MASK_AUTOINDEX); + mutex_unlock(&state->confctl_mutex); +} + +static void tc358743_set_hdmi_info_frame_mode(struct v4l2_subdev *sd) +{ + /* Default settings from REF_02, sheet "Source HDMI" */ + i2c_wr8(sd, PK_INT_MODE, MASK_ISRC2_INT_MODE | MASK_ISRC_INT_MODE | + MASK_ACP_INT_MODE | MASK_VS_INT_MODE | + MASK_SPD_INT_MODE | MASK_MS_INT_MODE | + MASK_AUD_INT_MODE | MASK_AVI_INT_MODE); + i2c_wr8(sd, NO_PKT_LIMIT, 0x2c); + i2c_wr8(sd, NO_PKT_CLR, 0x53); + i2c_wr8(sd, ERR_PK_LIMIT, 0x01); + i2c_wr8(sd, NO_PKT_LIMIT2, 0x30); + i2c_wr8(sd, NO_GDB_LIMIT, 0x10); +} + +static void tc358743_initial_setup(struct v4l2_subdev *sd) +{ + struct tc358743_state *state = to_state(sd); + struct tc358743_platform_data *pdata = &state->pdata; + + /* CEC and IR are not supported by this driver */ + i2c_wr16_and_or(sd, SYSCTL, ~(MASK_CECRST | MASK_IRRST), + (MASK_CECRST | MASK_IRRST)); + + tc358743_reset(sd, MASK_CTXRST | MASK_HDMIRST); + tc358743_sleep_mode(sd, false); + + i2c_wr16(sd, FIFOCTL, pdata->fifo_level); + + tc358743_set_ref_clk(sd); + + i2c_wr8_and_or(sd, DDC_CTL, ~MASK_DDC5V_MODE, + pdata->ddc5v_delay & MASK_DDC5V_MODE); + i2c_wr8_and_or(sd, EDID_MODE, ~MASK_EDID_MODE, MASK_EDID_MODE_E_DDC); + + tc358743_set_hdmi_phy(sd); + tc358743_set_hdmi_hdcp(sd, pdata->enable_hdcp); + tc358743_set_hdmi_audio(sd); + tc358743_set_hdmi_info_frame_mode(sd); + + /* All CE and IT formats are detected as RGB full range in DVI mode */ + i2c_wr8_and_or(sd, VI_MODE, ~MASK_RGB_DVI, 0); + + i2c_wr8_and_or(sd, VOUT_SET2, ~MASK_VOUTCOLORMODE, + MASK_VOUTCOLORMODE_AUTO); + i2c_wr8(sd, VOUT_SET3, MASK_VOUT_EXTCNT); +} + +/* --------------- IRQ --------------- */ + +static void tc358743_format_change(struct v4l2_subdev *sd) +{ + struct tc358743_state *state = to_state(sd); + struct v4l2_dv_timings timings; + const struct v4l2_event tc358743_ev_fmt = { + .type = V4L2_EVENT_SOURCE_CHANGE, + .u.src_change.changes = V4L2_EVENT_SRC_CH_RESOLUTION, + }; + + if (tc358743_get_detected_timings(sd, &timings)) { + enable_stream(sd, false); + + v4l2_dbg(1, debug, sd, "%s: Format changed. No signal\n", + __func__); + } else { + if (!v4l2_match_dv_timings(&state->timings, &timings, 0)) + enable_stream(sd, false); + + v4l2_print_dv_timings(sd->name, + "tc358743_format_change: Format changed. New format: ", + &timings, false); + } + + if (sd->devnode) + v4l2_subdev_notify_event(sd, &tc358743_ev_fmt); +} + +static void tc358743_init_interrupts(struct v4l2_subdev *sd) +{ + u16 i; + + /* clear interrupt status registers */ + for (i = SYS_INT; i <= KEY_INT; i++) + i2c_wr8(sd, i, 0xff); + + i2c_wr16(sd, INTSTATUS, 0xffff); +} + +static void tc358743_enable_interrupts(struct v4l2_subdev *sd, + bool cable_connected) +{ + v4l2_dbg(2, debug, sd, "%s: cable connected = %d\n", __func__, + cable_connected); + + if (cable_connected) { + i2c_wr8(sd, SYS_INTM, ~(MASK_M_DDC | MASK_M_DVI_DET | + MASK_M_HDMI_DET) & 0xff); + i2c_wr8(sd, CLK_INTM, ~MASK_M_IN_DE_CHG); + i2c_wr8(sd, CBIT_INTM, ~(MASK_M_CBIT_FS | MASK_M_AF_LOCK | + MASK_M_AF_UNLOCK) & 0xff); + i2c_wr8(sd, AUDIO_INTM, ~MASK_M_BUFINIT_END); + i2c_wr8(sd, MISC_INTM, ~MASK_M_SYNC_CHG); + } else { + i2c_wr8(sd, SYS_INTM, ~MASK_M_DDC & 0xff); + i2c_wr8(sd, CLK_INTM, 0xff); + i2c_wr8(sd, CBIT_INTM, 0xff); + i2c_wr8(sd, AUDIO_INTM, 0xff); + i2c_wr8(sd, MISC_INTM, 0xff); + } +} + +static void tc358743_hdmi_audio_int_handler(struct v4l2_subdev *sd, + bool *handled) +{ + u8 audio_int_mask = i2c_rd8(sd, AUDIO_INTM); + u8 audio_int = i2c_rd8(sd, AUDIO_INT) & ~audio_int_mask; + + i2c_wr8(sd, AUDIO_INT, audio_int); + + v4l2_dbg(3, debug, sd, "%s: AUDIO_INT = 0x%02x\n", __func__, audio_int); + + tc358743_s_ctrl_audio_sampling_rate(sd); + tc358743_s_ctrl_audio_present(sd); +} + +static void tc358743_csi_err_int_handler(struct v4l2_subdev *sd, bool *handled) +{ + v4l2_err(sd, "%s: CSI_ERR = 0x%x\n", __func__, i2c_rd32(sd, CSI_ERR)); + + i2c_wr32(sd, CSI_INT_CLR, MASK_ICRER); +} + +static void tc358743_hdmi_misc_int_handler(struct v4l2_subdev *sd, + bool *handled) +{ + u8 misc_int_mask = i2c_rd8(sd, MISC_INTM); + u8 misc_int = i2c_rd8(sd, MISC_INT) & ~misc_int_mask; + + i2c_wr8(sd, MISC_INT, misc_int); + + v4l2_dbg(3, debug, sd, "%s: MISC_INT = 0x%02x\n", __func__, misc_int); + + if (misc_int & MASK_I_SYNC_CHG) { + /* Reset the HDMI PHY to try to trigger proper lock on the + * incoming video format. Erase BKSV to prevent that old keys + * are used when a new source is connected. */ + if (no_sync(sd) || no_signal(sd)) { + tc358743_reset_phy(sd); + tc358743_erase_bksv(sd); + } + + tc358743_format_change(sd); + + misc_int &= ~MASK_I_SYNC_CHG; + if (handled) + *handled = true; + } + + if (misc_int) { + v4l2_err(sd, "%s: Unhandled MISC_INT interrupts: 0x%02x\n", + __func__, misc_int); + } +} + +static void tc358743_hdmi_cbit_int_handler(struct v4l2_subdev *sd, + bool *handled) +{ + u8 cbit_int_mask = i2c_rd8(sd, CBIT_INTM); + u8 cbit_int = i2c_rd8(sd, CBIT_INT) & ~cbit_int_mask; + + i2c_wr8(sd, CBIT_INT, cbit_int); + + v4l2_dbg(3, debug, sd, "%s: CBIT_INT = 0x%02x\n", __func__, cbit_int); + + if (cbit_int & MASK_I_CBIT_FS) { + + v4l2_dbg(1, debug, sd, "%s: Audio sample rate changed\n", + __func__); + tc358743_s_ctrl_audio_sampling_rate(sd); + + cbit_int &= ~MASK_I_CBIT_FS; + if (handled) + *handled = true; + } + + if (cbit_int & (MASK_I_AF_LOCK | MASK_I_AF_UNLOCK)) { + + v4l2_dbg(1, debug, sd, "%s: Audio present changed\n", + __func__); + tc358743_s_ctrl_audio_present(sd); + + cbit_int &= ~(MASK_I_AF_LOCK | MASK_I_AF_UNLOCK); + if (handled) + *handled = true; + } + + if (cbit_int) { + v4l2_err(sd, "%s: Unhandled CBIT_INT interrupts: 0x%02x\n", + __func__, cbit_int); + } +} + +static void tc358743_hdmi_clk_int_handler(struct v4l2_subdev *sd, bool *handled) +{ + u8 clk_int_mask = i2c_rd8(sd, CLK_INTM); + u8 clk_int = i2c_rd8(sd, CLK_INT) & ~clk_int_mask; + + /* Bit 7 and bit 6 are set even when they are masked */ + i2c_wr8(sd, CLK_INT, clk_int | 0x80 | MASK_I_OUT_H_CHG); + + v4l2_dbg(3, debug, sd, "%s: CLK_INT = 0x%02x\n", __func__, clk_int); + + if (clk_int & (MASK_I_IN_DE_CHG)) { + + v4l2_dbg(1, debug, sd, "%s: DE size or position has changed\n", + __func__); + + /* If the source switch to a new resolution with the same pixel + * frequency as the existing (e.g. 1080p25 -> 720p50), the + * I_SYNC_CHG interrupt is not always triggered, while the + * I_IN_DE_CHG interrupt seems to work fine. Format change + * notifications are only sent when the signal is stable to + * reduce the number of notifications. */ + if (!no_signal(sd) && !no_sync(sd)) + tc358743_format_change(sd); + + clk_int &= ~(MASK_I_IN_DE_CHG); + if (handled) + *handled = true; + } + + if (clk_int) { + v4l2_err(sd, "%s: Unhandled CLK_INT interrupts: 0x%02x\n", + __func__, clk_int); + } +} + +static void tc358743_hdmi_sys_int_handler(struct v4l2_subdev *sd, bool *handled) +{ + struct tc358743_state *state = to_state(sd); + u8 sys_int_mask = i2c_rd8(sd, SYS_INTM); + u8 sys_int = i2c_rd8(sd, SYS_INT) & ~sys_int_mask; + + i2c_wr8(sd, SYS_INT, sys_int); + + v4l2_dbg(3, debug, sd, "%s: SYS_INT = 0x%02x\n", __func__, sys_int); + + if (sys_int & MASK_I_DDC) { + bool tx_5v = tx_5v_power_present(sd); + + v4l2_dbg(1, debug, sd, "%s: Tx 5V power present: %s\n", + __func__, tx_5v ? "yes" : "no"); + + if (tx_5v) { + tc358743_enable_edid(sd); + } else { + tc358743_enable_interrupts(sd, false); + tc358743_disable_edid(sd); + memset(&state->timings, 0, sizeof(state->timings)); + tc358743_erase_bksv(sd); + tc358743_update_controls(sd); + } + + sys_int &= ~MASK_I_DDC; + if (handled) + *handled = true; + } + + if (sys_int & MASK_I_DVI) { + v4l2_dbg(1, debug, sd, "%s: HDMI->DVI change detected\n", + __func__); + + /* Reset the HDMI PHY to try to trigger proper lock on the + * incoming video format. Erase BKSV to prevent that old keys + * are used when a new source is connected. */ + if (no_sync(sd) || no_signal(sd)) { + tc358743_reset_phy(sd); + tc358743_erase_bksv(sd); + } + + sys_int &= ~MASK_I_DVI; + if (handled) + *handled = true; + } + + if (sys_int & MASK_I_HDMI) { + v4l2_dbg(1, debug, sd, "%s: DVI->HDMI change detected\n", + __func__); + + /* Register is reset in DVI mode (REF_01, c. 6.6.41) */ + i2c_wr8(sd, ANA_CTL, MASK_APPL_PCSX_NORMAL | MASK_ANALOG_ON); + + sys_int &= ~MASK_I_HDMI; + if (handled) + *handled = true; + } + + if (sys_int) { + v4l2_err(sd, "%s: Unhandled SYS_INT interrupts: 0x%02x\n", + __func__, sys_int); + } +} + +/* --------------- CORE OPS --------------- */ + +static int tc358743_log_status(struct v4l2_subdev *sd) +{ + struct tc358743_state *state = to_state(sd); + struct v4l2_dv_timings timings; + uint8_t hdmi_sys_status = i2c_rd8(sd, SYS_STATUS); + uint16_t sysctl = i2c_rd16(sd, SYSCTL); + u8 vi_status3 = i2c_rd8(sd, VI_STATUS3); + const int deep_color_mode[4] = { 8, 10, 12, 16 }; + static const char * const input_color_space[] = { + "RGB", "YCbCr 601", "Adobe RGB", "YCbCr 709", "NA (4)", + "xvYCC 601", "NA(6)", "xvYCC 709", "NA(8)", "sYCC601", + "NA(10)", "NA(11)", "NA(12)", "Adobe YCC 601"}; + + v4l2_info(sd, "-----Chip status-----\n"); + v4l2_info(sd, "Chip ID: 0x%02x\n", + (i2c_rd16(sd, CHIPID) & MASK_CHIPID) >> 8); + v4l2_info(sd, "Chip revision: 0x%02x\n", + i2c_rd16(sd, CHIPID) & MASK_REVID); + v4l2_info(sd, "Reset: IR: %d, CEC: %d, CSI TX: %d, HDMI: %d\n", + !!(sysctl & MASK_IRRST), + !!(sysctl & MASK_CECRST), + !!(sysctl & MASK_CTXRST), + !!(sysctl & MASK_HDMIRST)); + v4l2_info(sd, "Sleep mode: %s\n", sysctl & MASK_SLEEP ? "on" : "off"); + v4l2_info(sd, "Cable detected (+5V power): %s\n", + hdmi_sys_status & MASK_S_DDC5V ? "yes" : "no"); + v4l2_info(sd, "DDC lines enabled: %s\n", + (i2c_rd8(sd, EDID_MODE) & MASK_EDID_MODE_E_DDC) ? + "yes" : "no"); + v4l2_info(sd, "Hotplug enabled: %s\n", + (i2c_rd8(sd, HPD_CTL) & MASK_HPD_OUT0) ? + "yes" : "no"); + v4l2_info(sd, "CEC enabled: %s\n", + (i2c_rd16(sd, CECEN) & MASK_CECEN) ? "yes" : "no"); + v4l2_info(sd, "-----Signal status-----\n"); + v4l2_info(sd, "TMDS signal detected: %s\n", + hdmi_sys_status & MASK_S_TMDS ? "yes" : "no"); + v4l2_info(sd, "Stable sync signal: %s\n", + hdmi_sys_status & MASK_S_SYNC ? "yes" : "no"); + v4l2_info(sd, "PHY PLL locked: %s\n", + hdmi_sys_status & MASK_S_PHY_PLL ? "yes" : "no"); + v4l2_info(sd, "PHY DE detected: %s\n", + hdmi_sys_status & MASK_S_PHY_SCDT ? "yes" : "no"); + + if (tc358743_get_detected_timings(sd, &timings)) { + v4l2_info(sd, "No video detected\n"); + } else { + v4l2_print_dv_timings(sd->name, "Detected format: ", &timings, + true); + } + v4l2_print_dv_timings(sd->name, "Configured format: ", &state->timings, + true); + + v4l2_info(sd, "-----CSI-TX status-----\n"); + v4l2_info(sd, "Lanes needed: %d\n", + tc358743_num_csi_lanes_needed(sd)); + v4l2_info(sd, "Lanes in use: %d\n", + tc358743_num_csi_lanes_in_use(sd)); + v4l2_info(sd, "Waiting for particular sync signal: %s\n", + (i2c_rd16(sd, CSI_STATUS) & MASK_S_WSYNC) ? + "yes" : "no"); + v4l2_info(sd, "Transmit mode: %s\n", + (i2c_rd16(sd, CSI_STATUS) & MASK_S_TXACT) ? + "yes" : "no"); + v4l2_info(sd, "Receive mode: %s\n", + (i2c_rd16(sd, CSI_STATUS) & MASK_S_RXACT) ? + "yes" : "no"); + v4l2_info(sd, "Stopped: %s\n", + (i2c_rd16(sd, CSI_STATUS) & MASK_S_HLT) ? + "yes" : "no"); + v4l2_info(sd, "Color space: %s\n", + state->mbus_fmt_code == MEDIA_BUS_FMT_UYVY8_1X16 ? + "YCbCr 422 16-bit" : + state->mbus_fmt_code == MEDIA_BUS_FMT_RGB888_1X24 ? + "RGB 888 24-bit" : "Unsupported"); + + v4l2_info(sd, "-----%s status-----\n", is_hdmi(sd) ? "HDMI" : "DVI-D"); + v4l2_info(sd, "HDCP encrypted content: %s\n", + hdmi_sys_status & MASK_S_HDCP ? "yes" : "no"); + v4l2_info(sd, "Input color space: %s %s range\n", + input_color_space[(vi_status3 & MASK_S_V_COLOR) >> 1], + (vi_status3 & MASK_LIMITED) ? "limited" : "full"); + if (!is_hdmi(sd)) + return 0; + v4l2_info(sd, "AV Mute: %s\n", hdmi_sys_status & MASK_S_AVMUTE ? "on" : + "off"); + v4l2_info(sd, "Deep color mode: %d-bits per channel\n", + deep_color_mode[(i2c_rd8(sd, VI_STATUS1) & + MASK_S_DEEPCOLOR) >> 2]); + print_avi_infoframe(sd); + + return 0; +} + +#ifdef CONFIG_VIDEO_ADV_DEBUG +static void tc358743_print_register_map(struct v4l2_subdev *sd) +{ + v4l2_info(sd, "0x0000–0x00FF: Global Control Register\n"); + v4l2_info(sd, "0x0100–0x01FF: CSI2-TX PHY Register\n"); + v4l2_info(sd, "0x0200–0x03FF: CSI2-TX PPI Register\n"); + v4l2_info(sd, "0x0400–0x05FF: Reserved\n"); + v4l2_info(sd, "0x0600–0x06FF: CEC Register\n"); + v4l2_info(sd, "0x0700–0x84FF: Reserved\n"); + v4l2_info(sd, "0x8500–0x85FF: HDMIRX System Control Register\n"); + v4l2_info(sd, "0x8600–0x86FF: HDMIRX Audio Control Register\n"); + v4l2_info(sd, "0x8700–0x87FF: HDMIRX InfoFrame packet data Register\n"); + v4l2_info(sd, "0x8800–0x88FF: HDMIRX HDCP Port Register\n"); + v4l2_info(sd, "0x8900–0x89FF: HDMIRX Video Output Port & 3D Register\n"); + v4l2_info(sd, "0x8A00–0x8BFF: Reserved\n"); + v4l2_info(sd, "0x8C00–0x8FFF: HDMIRX EDID-RAM (1024bytes)\n"); + v4l2_info(sd, "0x9000–0x90FF: HDMIRX GBD Extraction Control\n"); + v4l2_info(sd, "0x9100–0x92FF: HDMIRX GBD RAM read\n"); + v4l2_info(sd, "0x9300- : Reserved\n"); +} + +static int tc358743_get_reg_size(u16 address) +{ + /* REF_01 p. 66-72 */ + if (address <= 0x00ff) + return 2; + else if ((address >= 0x0100) && (address <= 0x06FF)) + return 4; + else if ((address >= 0x0700) && (address <= 0x84ff)) + return 2; + else + return 1; +} + +static int tc358743_g_register(struct v4l2_subdev *sd, + struct v4l2_dbg_register *reg) +{ + if (reg->reg > 0xffff) { + tc358743_print_register_map(sd); + return -EINVAL; + } + + reg->size = tc358743_get_reg_size(reg->reg); + + i2c_rd(sd, reg->reg, (u8 *)®->val, reg->size); + + return 0; +} + +static int tc358743_s_register(struct v4l2_subdev *sd, + const struct v4l2_dbg_register *reg) +{ + if (reg->reg > 0xffff) { + tc358743_print_register_map(sd); + return -EINVAL; + } + + /* It should not be possible for the user to enable HDCP with a simple + * v4l2-dbg command. + * + * DO NOT REMOVE THIS unless all other issues with HDCP have been + * resolved. + */ + if (reg->reg == HDCP_MODE || + reg->reg == HDCP_REG1 || + reg->reg == HDCP_REG2 || + reg->reg == HDCP_REG3 || + reg->reg == BCAPS) + return 0; + + i2c_wr(sd, (u16)reg->reg, (u8 *)®->val, + tc358743_get_reg_size(reg->reg)); + + return 0; +} +#endif + +static int tc358743_isr(struct v4l2_subdev *sd, u32 status, bool *handled) +{ + u16 intstatus = i2c_rd16(sd, INTSTATUS); + + v4l2_dbg(1, debug, sd, "%s: IntStatus = 0x%04x\n", __func__, intstatus); + + if (intstatus & MASK_HDMI_INT) { + u8 hdmi_int0 = i2c_rd8(sd, HDMI_INT0); + u8 hdmi_int1 = i2c_rd8(sd, HDMI_INT1); + + if (hdmi_int0 & MASK_I_MISC) + tc358743_hdmi_misc_int_handler(sd, handled); + if (hdmi_int1 & MASK_I_CBIT) + tc358743_hdmi_cbit_int_handler(sd, handled); + if (hdmi_int1 & MASK_I_CLK) + tc358743_hdmi_clk_int_handler(sd, handled); + if (hdmi_int1 & MASK_I_SYS) + tc358743_hdmi_sys_int_handler(sd, handled); + if (hdmi_int1 & MASK_I_AUD) + tc358743_hdmi_audio_int_handler(sd, handled); + + i2c_wr16(sd, INTSTATUS, MASK_HDMI_INT); + intstatus &= ~MASK_HDMI_INT; + } + + if (intstatus & MASK_CSI_INT) { + u32 csi_int = i2c_rd32(sd, CSI_INT); + + if (csi_int & MASK_INTER) + tc358743_csi_err_int_handler(sd, handled); + + i2c_wr16(sd, INTSTATUS, MASK_CSI_INT); + intstatus &= ~MASK_CSI_INT; + } + + intstatus = i2c_rd16(sd, INTSTATUS); + if (intstatus) { + v4l2_dbg(1, debug, sd, + "%s: Unhandled IntStatus interrupts: 0x%02x\n", + __func__, intstatus); + } + + return 0; +} + +static irqreturn_t tc358743_irq_handler(int irq, void *dev_id) +{ + struct tc358743_state *state = dev_id; + bool handled; + + tc358743_isr(&state->sd, 0, &handled); + + return handled ? IRQ_HANDLED : IRQ_NONE; +} + +static int tc358743_subscribe_event(struct v4l2_subdev *sd, struct v4l2_fh *fh, + struct v4l2_event_subscription *sub) +{ + switch (sub->type) { + case V4L2_EVENT_SOURCE_CHANGE: + return v4l2_src_change_event_subdev_subscribe(sd, fh, sub); + case V4L2_EVENT_CTRL: + return v4l2_ctrl_subdev_subscribe_event(sd, fh, sub); + default: + return -EINVAL; + } +} + +/* --------------- VIDEO OPS --------------- */ + +static int tc358743_g_input_status(struct v4l2_subdev *sd, u32 *status) +{ + *status = 0; + *status |= no_signal(sd) ? V4L2_IN_ST_NO_SIGNAL : 0; + *status |= no_sync(sd) ? V4L2_IN_ST_NO_SYNC : 0; + + v4l2_dbg(1, debug, sd, "%s: status = 0x%x\n", __func__, *status); + + return 0; +} + +static int tc358743_s_dv_timings(struct v4l2_subdev *sd, + struct v4l2_dv_timings *timings) +{ + struct tc358743_state *state = to_state(sd); + + if (!timings) + return -EINVAL; + + if (debug) + v4l2_print_dv_timings(sd->name, "tc358743_s_dv_timings: ", + timings, false); + + if (v4l2_match_dv_timings(&state->timings, timings, 0)) { + v4l2_dbg(1, debug, sd, "%s: no change\n", __func__); + return 0; + } + + if (!v4l2_valid_dv_timings(timings, + &tc358743_timings_cap, NULL, NULL)) { + v4l2_dbg(1, debug, sd, "%s: timings out of range\n", __func__); + return -ERANGE; + } + + state->timings = *timings; + + enable_stream(sd, false); + tc358743_set_pll(sd); + tc358743_set_csi(sd); + + return 0; +} + +static int tc358743_g_dv_timings(struct v4l2_subdev *sd, + struct v4l2_dv_timings *timings) +{ + struct tc358743_state *state = to_state(sd); + + *timings = state->timings; + + return 0; +} + +static int tc358743_enum_dv_timings(struct v4l2_subdev *sd, + struct v4l2_enum_dv_timings *timings) +{ + if (timings->pad != 0) + return -EINVAL; + + return v4l2_enum_dv_timings_cap(timings, + &tc358743_timings_cap, NULL, NULL); +} + +static int tc358743_query_dv_timings(struct v4l2_subdev *sd, + struct v4l2_dv_timings *timings) +{ + int ret; + + ret = tc358743_get_detected_timings(sd, timings); + if (ret) + return ret; + + if (debug) + v4l2_print_dv_timings(sd->name, "tc358743_query_dv_timings: ", + timings, false); + + if (!v4l2_valid_dv_timings(timings, + &tc358743_timings_cap, NULL, NULL)) { + v4l2_dbg(1, debug, sd, "%s: timings out of range\n", __func__); + return -ERANGE; + } + + return 0; +} + +static int tc358743_dv_timings_cap(struct v4l2_subdev *sd, + struct v4l2_dv_timings_cap *cap) +{ + if (cap->pad != 0) + return -EINVAL; + + *cap = tc358743_timings_cap; + + return 0; +} + +static int tc358743_g_mbus_config(struct v4l2_subdev *sd, + struct v4l2_mbus_config *cfg) +{ + cfg->type = V4L2_MBUS_CSI2; + + /* Support for non-continuous CSI-2 clock is missing in the driver */ + cfg->flags = V4L2_MBUS_CSI2_CONTINUOUS_CLOCK; + + switch (tc358743_num_csi_lanes_in_use(sd)) { + case 1: + cfg->flags |= V4L2_MBUS_CSI2_1_LANE; + break; + case 2: + cfg->flags |= V4L2_MBUS_CSI2_2_LANE; + break; + case 3: + cfg->flags |= V4L2_MBUS_CSI2_3_LANE; + break; + case 4: + cfg->flags |= V4L2_MBUS_CSI2_4_LANE; + break; + default: + return -EINVAL; + } + + return 0; +} + +static int tc358743_s_stream(struct v4l2_subdev *sd, int enable) +{ + enable_stream(sd, enable); + + return 0; +} + +/* --------------- PAD OPS --------------- */ + +static int tc358743_get_fmt(struct v4l2_subdev *sd, + struct v4l2_subdev_pad_config *cfg, + struct v4l2_subdev_format *format) +{ + struct tc358743_state *state = to_state(sd); + u8 vi_rep = i2c_rd8(sd, VI_REP); + + if (format->pad != 0) + return -EINVAL; + + format->format.code = state->mbus_fmt_code; + format->format.width = state->timings.bt.width; + format->format.height = state->timings.bt.height; + format->format.field = V4L2_FIELD_NONE; + + switch (vi_rep & MASK_VOUT_COLOR_SEL) { + case MASK_VOUT_COLOR_RGB_FULL: + case MASK_VOUT_COLOR_RGB_LIMITED: + format->format.colorspace = V4L2_COLORSPACE_SRGB; + break; + case MASK_VOUT_COLOR_601_YCBCR_LIMITED: + case MASK_VOUT_COLOR_601_YCBCR_FULL: + format->format.colorspace = V4L2_COLORSPACE_SMPTE170M; + break; + case MASK_VOUT_COLOR_709_YCBCR_FULL: + case MASK_VOUT_COLOR_709_YCBCR_LIMITED: + format->format.colorspace = V4L2_COLORSPACE_REC709; + break; + default: + format->format.colorspace = 0; + break; + } + + return 0; +} + +static int tc358743_set_fmt(struct v4l2_subdev *sd, + struct v4l2_subdev_pad_config *cfg, + struct v4l2_subdev_format *format) +{ + struct tc358743_state *state = to_state(sd); + + u32 code = format->format.code; /* is overwritten by get_fmt */ + int ret = tc358743_get_fmt(sd, cfg, format); + + format->format.code = code; + + if (ret) + return ret; + + switch (code) { + case MEDIA_BUS_FMT_RGB888_1X24: + case MEDIA_BUS_FMT_UYVY8_1X16: + break; + default: + return -EINVAL; + } + + if (format->which == V4L2_SUBDEV_FORMAT_TRY) + return 0; + + state->mbus_fmt_code = format->format.code; + + enable_stream(sd, false); + tc358743_set_pll(sd); + tc358743_set_csi(sd); + tc358743_set_csi_color_space(sd); + + return 0; +} + +static int tc358743_g_edid(struct v4l2_subdev *sd, + struct v4l2_subdev_edid *edid) +{ + struct tc358743_state *state = to_state(sd); + + if (edid->pad != 0) + return -EINVAL; + + if (edid->start_block == 0 && edid->blocks == 0) { + edid->blocks = state->edid_blocks_written; + return 0; + } + + if (state->edid_blocks_written == 0) + return -ENODATA; + + if (edid->start_block >= state->edid_blocks_written || + edid->blocks == 0) + return -EINVAL; + + if (edid->start_block + edid->blocks > state->edid_blocks_written) + edid->blocks = state->edid_blocks_written - edid->start_block; + + i2c_rd(sd, EDID_RAM + (edid->start_block * EDID_BLOCK_SIZE), edid->edid, + edid->blocks * EDID_BLOCK_SIZE); + + return 0; +} + +static int tc358743_s_edid(struct v4l2_subdev *sd, + struct v4l2_subdev_edid *edid) +{ + struct tc358743_state *state = to_state(sd); + u16 edid_len = edid->blocks * EDID_BLOCK_SIZE; + + v4l2_dbg(2, debug, sd, "%s, pad %d, start block %d, blocks %d\n", + __func__, edid->pad, edid->start_block, edid->blocks); + + if (edid->pad != 0) + return -EINVAL; + + if (edid->start_block != 0) + return -EINVAL; + + if (edid->blocks > EDID_NUM_BLOCKS_MAX) { + edid->blocks = EDID_NUM_BLOCKS_MAX; + return -E2BIG; + } + + tc358743_disable_edid(sd); + + i2c_wr8(sd, EDID_LEN1, edid_len & 0xff); + i2c_wr8(sd, EDID_LEN2, edid_len >> 8); + + if (edid->blocks == 0) { + state->edid_blocks_written = 0; + return 0; + } + + i2c_wr(sd, EDID_RAM, edid->edid, edid_len); + + state->edid_blocks_written = edid->blocks; + + if (tx_5v_power_present(sd)) + tc358743_enable_edid(sd); + + return 0; +} + +/* -------------------------------------------------------------------------- */ + +static const struct v4l2_subdev_core_ops tc358743_core_ops = { + .log_status = tc358743_log_status, +#ifdef CONFIG_VIDEO_ADV_DEBUG + .g_register = tc358743_g_register, + .s_register = tc358743_s_register, +#endif + .interrupt_service_routine = tc358743_isr, + .subscribe_event = tc358743_subscribe_event, + .unsubscribe_event = v4l2_event_subdev_unsubscribe, +}; + +static const struct v4l2_subdev_video_ops tc358743_video_ops = { + .g_input_status = tc358743_g_input_status, + .s_dv_timings = tc358743_s_dv_timings, + .g_dv_timings = tc358743_g_dv_timings, + .query_dv_timings = tc358743_query_dv_timings, + .g_mbus_config = tc358743_g_mbus_config, + .s_stream = tc358743_s_stream, +}; + +static const struct v4l2_subdev_pad_ops tc358743_pad_ops = { + .set_fmt = tc358743_set_fmt, + .get_fmt = tc358743_get_fmt, + .get_edid = tc358743_g_edid, + .set_edid = tc358743_s_edid, + .enum_dv_timings = tc358743_enum_dv_timings, + .dv_timings_cap = tc358743_dv_timings_cap, +}; + +static const struct v4l2_subdev_ops tc358743_ops = { + .core = &tc358743_core_ops, + .video = &tc358743_video_ops, + .pad = &tc358743_pad_ops, +}; + +/* --------------- CUSTOM CTRLS --------------- */ + +static const struct v4l2_ctrl_config tc358743_ctrl_audio_sampling_rate = { + .id = TC358743_CID_AUDIO_SAMPLING_RATE, + .name = "Audio sampling rate", + .type = V4L2_CTRL_TYPE_INTEGER, + .min = 0, + .max = 768000, + .step = 1, + .def = 0, + .flags = V4L2_CTRL_FLAG_READ_ONLY, +}; + +static const struct v4l2_ctrl_config tc358743_ctrl_audio_present = { + .id = TC358743_CID_AUDIO_PRESENT, + .name = "Audio present", + .type = V4L2_CTRL_TYPE_BOOLEAN, + .min = 0, + .max = 1, + .step = 1, + .def = 0, + .flags = V4L2_CTRL_FLAG_READ_ONLY, +}; + +/* --------------- PROBE / REMOVE --------------- */ + +#ifdef CONFIG_OF +static void tc358743_gpio_reset(struct tc358743_state *state) +{ + usleep_range(5000, 10000); + gpiod_set_value(state->reset_gpio, 1); + usleep_range(1000, 2000); + gpiod_set_value(state->reset_gpio, 0); + msleep(20); +} + +static int tc358743_probe_of(struct tc358743_state *state) +{ + struct device *dev = &state->i2c_client->dev; + struct v4l2_of_endpoint *endpoint; + struct device_node *ep; + struct clk *refclk; + u32 bps_pr_lane; + int ret = -EINVAL; + + refclk = devm_clk_get(dev, "refclk"); + if (IS_ERR(refclk)) { + if (PTR_ERR(refclk) != -EPROBE_DEFER) + dev_err(dev, "failed to get refclk: %ld\n", + PTR_ERR(refclk)); + return PTR_ERR(refclk); + } + + ep = of_graph_get_next_endpoint(dev->of_node, NULL); + if (!ep) { + dev_err(dev, "missing endpoint node\n"); + return -EINVAL; + } + + endpoint = v4l2_of_alloc_parse_endpoint(ep); + if (IS_ERR(endpoint)) { + dev_err(dev, "failed to parse endpoint\n"); + return PTR_ERR(endpoint); + } + + if (endpoint->bus_type != V4L2_MBUS_CSI2 || + endpoint->bus.mipi_csi2.num_data_lanes == 0 || + endpoint->nr_of_link_frequencies == 0) { + dev_err(dev, "missing CSI-2 properties in endpoint\n"); + goto free_endpoint; + } + + state->bus = endpoint->bus.mipi_csi2; + + clk_prepare_enable(refclk); + + state->pdata.refclk_hz = clk_get_rate(refclk); + state->pdata.ddc5v_delay = DDC5V_DELAY_100_MS; + state->pdata.enable_hdcp = false; + /* A FIFO level of 16 should be enough for 2-lane 720p60 at 594 MHz. */ + state->pdata.fifo_level = 16; + /* + * The PLL input clock is obtained by dividing refclk by pll_prd. + * It must be between 6 MHz and 40 MHz, lower frequency is better. + */ + switch (state->pdata.refclk_hz) { + case 26000000: + case 27000000: + case 42000000: + state->pdata.pll_prd = state->pdata.refclk_hz / 6000000; + break; + default: + dev_err(dev, "unsupported refclk rate: %u Hz\n", + state->pdata.refclk_hz); + goto disable_clk; + } + + /* + * The CSI bps per lane must be between 62.5 Mbps and 1 Gbps. + * The default is 594 Mbps for 4-lane 1080p60 or 2-lane 720p60. + */ + bps_pr_lane = 2 * endpoint->link_frequencies[0]; + if (bps_pr_lane < 62500000U || bps_pr_lane > 1000000000U) { + dev_err(dev, "unsupported bps per lane: %u bps\n", bps_pr_lane); + goto disable_clk; + } + + /* The CSI speed per lane is refclk / pll_prd * pll_fbd */ + state->pdata.pll_fbd = bps_pr_lane / + state->pdata.refclk_hz * state->pdata.pll_prd; + + /* + * FIXME: These timings are from REF_02 for 594 Mbps per lane (297 MHz + * link frequency). In principle it should be possible to calculate + * them based on link frequency and resolution. + */ + if (bps_pr_lane != 594000000U) + dev_warn(dev, "untested bps per lane: %u bps\n", bps_pr_lane); + state->pdata.lineinitcnt = 0xe80; + state->pdata.lptxtimecnt = 0x003; + /* tclk-preparecnt: 3, tclk-zerocnt: 20 */ + state->pdata.tclk_headercnt = 0x1403; + state->pdata.tclk_trailcnt = 0x00; + /* ths-preparecnt: 3, ths-zerocnt: 1 */ + state->pdata.ths_headercnt = 0x0103; + state->pdata.twakeup = 0x4882; + state->pdata.tclk_postcnt = 0x008; + state->pdata.ths_trailcnt = 0x2; + state->pdata.hstxvregcnt = 0; + + state->reset_gpio = devm_gpiod_get_optional(dev, "reset", + GPIOD_OUT_LOW); + if (IS_ERR(state->reset_gpio)) { + dev_err(dev, "failed to get reset gpio\n"); + ret = PTR_ERR(state->reset_gpio); + goto disable_clk; + } + + if (state->reset_gpio) + tc358743_gpio_reset(state); + + ret = 0; + goto free_endpoint; + +disable_clk: + clk_disable_unprepare(refclk); +free_endpoint: + v4l2_of_free_endpoint(endpoint); + return ret; +} +#else +static inline int tc358743_probe_of(struct tc358743_state *state) +{ + return -ENODEV; +} +#endif + +static int tc358743_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + static struct v4l2_dv_timings default_timing = + V4L2_DV_BT_CEA_640X480P59_94; + struct tc358743_state *state; + struct tc358743_platform_data *pdata = client->dev.platform_data; + struct v4l2_subdev *sd; + int err; + + if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) + return -EIO; + v4l_dbg(1, debug, client, "chip found @ 0x%x (%s)\n", + client->addr << 1, client->adapter->name); + + state = devm_kzalloc(&client->dev, sizeof(struct tc358743_state), + GFP_KERNEL); + if (!state) + return -ENOMEM; + + state->i2c_client = client; + + /* platform data */ + if (pdata) { + state->pdata = *pdata; + state->bus.flags = V4L2_MBUS_CSI2_CONTINUOUS_CLOCK; + } else { + err = tc358743_probe_of(state); + if (err == -ENODEV) + v4l_err(client, "No platform data!\n"); + if (err) + return err; + } + + sd = &state->sd; + v4l2_i2c_subdev_init(sd, client, &tc358743_ops); + sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE | V4L2_SUBDEV_FL_HAS_EVENTS; + + /* i2c access */ + if ((i2c_rd16(sd, CHIPID) & MASK_CHIPID) != 0) { + v4l2_info(sd, "not a TC358743 on address 0x%x\n", + client->addr << 1); + return -ENODEV; + } + + /* control handlers */ + v4l2_ctrl_handler_init(&state->hdl, 3); + + /* private controls */ + state->detect_tx_5v_ctrl = v4l2_ctrl_new_std(&state->hdl, NULL, + V4L2_CID_DV_RX_POWER_PRESENT, 0, 1, 0, 0); + + /* custom controls */ + state->audio_sampling_rate_ctrl = v4l2_ctrl_new_custom(&state->hdl, + &tc358743_ctrl_audio_sampling_rate, NULL); + + state->audio_present_ctrl = v4l2_ctrl_new_custom(&state->hdl, + &tc358743_ctrl_audio_present, NULL); + + sd->ctrl_handler = &state->hdl; + if (state->hdl.error) { + err = state->hdl.error; + goto err_hdl; + } + + if (tc358743_update_controls(sd)) { + err = -ENODEV; + goto err_hdl; + } + + /* work queues */ + state->work_queues = create_singlethread_workqueue(client->name); + if (!state->work_queues) { + v4l2_err(sd, "Could not create work queue\n"); + err = -ENOMEM; + goto err_hdl; + } + + state->pad.flags = MEDIA_PAD_FL_SOURCE; + err = media_entity_init(&sd->entity, 1, &state->pad, 0); + if (err < 0) + goto err_hdl; + + sd->dev = &client->dev; + err = v4l2_async_register_subdev(sd); + if (err < 0) + goto err_hdl; + + mutex_init(&state->confctl_mutex); + + INIT_DELAYED_WORK(&state->delayed_work_enable_hotplug, + tc358743_delayed_work_enable_hotplug); + + tc358743_initial_setup(sd); + + tc358743_s_dv_timings(sd, &default_timing); + + state->mbus_fmt_code = MEDIA_BUS_FMT_RGB888_1X24; + tc358743_set_csi_color_space(sd); + + tc358743_init_interrupts(sd); + + if (state->i2c_client->irq) { + err = devm_request_threaded_irq(&client->dev, + state->i2c_client->irq, + NULL, tc358743_irq_handler, + IRQF_TRIGGER_HIGH | IRQF_ONESHOT, + "tc358743", state); + if (err) + goto err_work_queues; + } + + tc358743_enable_interrupts(sd, tx_5v_power_present(sd)); + i2c_wr16(sd, INTMASK, ~(MASK_HDMI_MSK | MASK_CSI_MSK) & 0xffff); + + err = v4l2_ctrl_handler_setup(sd->ctrl_handler); + if (err) + goto err_work_queues; + + v4l2_info(sd, "%s found @ 0x%x (%s)\n", client->name, + client->addr << 1, client->adapter->name); + + return 0; + +err_work_queues: + cancel_delayed_work(&state->delayed_work_enable_hotplug); + destroy_workqueue(state->work_queues); + mutex_destroy(&state->confctl_mutex); +err_hdl: + media_entity_cleanup(&sd->entity); + v4l2_ctrl_handler_free(&state->hdl); + return err; +} + +static int tc358743_remove(struct i2c_client *client) +{ + struct v4l2_subdev *sd = i2c_get_clientdata(client); + struct tc358743_state *state = to_state(sd); + + cancel_delayed_work(&state->delayed_work_enable_hotplug); + destroy_workqueue(state->work_queues); + v4l2_async_unregister_subdev(sd); + v4l2_device_unregister_subdev(sd); + mutex_destroy(&state->confctl_mutex); + media_entity_cleanup(&sd->entity); + v4l2_ctrl_handler_free(&state->hdl); + + return 0; +} + +static struct i2c_device_id tc358743_id[] = { + {"tc358743", 0}, + {} +}; + +MODULE_DEVICE_TABLE(i2c, tc358743_id); + +static struct i2c_driver tc358743_driver = { + .driver = { + .name = "tc358743", + }, + .probe = tc358743_probe, + .remove = tc358743_remove, + .id_table = tc358743_id, +}; + +module_i2c_driver(tc358743_driver); diff --git a/drivers/media/i2c/tc358743_regs.h b/drivers/media/i2c/tc358743_regs.h new file mode 100644 index 000000000..81f1db558 --- /dev/null +++ b/drivers/media/i2c/tc358743_regs.h @@ -0,0 +1,681 @@ +/* + * tc358743 - Toshiba HDMI to CSI-2 bridge - register names and bit masks + * + * Copyright 2015 Cisco Systems, Inc. and/or its affiliates. All rights + * reserved. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + */ + +/* + * References (c = chapter, p = page): + * REF_01 - Toshiba, TC358743XBG (H2C), Functional Specification, Rev 0.60 + */ + +/* Bit masks has prefix 'MASK_' and options after '_'. */ + +#ifndef __TC358743_REGS_H +#define __TC358743_REGS_H + +#define CHIPID 0x0000 +#define MASK_CHIPID 0xff00 +#define MASK_REVID 0x00ff + +#define SYSCTL 0x0002 +#define MASK_IRRST 0x0800 +#define MASK_CECRST 0x0400 +#define MASK_CTXRST 0x0200 +#define MASK_HDMIRST 0x0100 +#define MASK_SLEEP 0x0001 + +#define CONFCTL 0x0004 +#define MASK_PWRISO 0x8000 +#define MASK_ACLKOPT 0x1000 +#define MASK_AUDCHNUM 0x0c00 +#define MASK_AUDCHNUM_8 0x0000 +#define MASK_AUDCHNUM_6 0x0400 +#define MASK_AUDCHNUM_4 0x0800 +#define MASK_AUDCHNUM_2 0x0c00 +#define MASK_AUDCHSEL 0x0200 +#define MASK_I2SDLYOPT 0x0100 +#define MASK_YCBCRFMT 0x00c0 +#define MASK_YCBCRFMT_444 0x0000 +#define MASK_YCBCRFMT_422_12_BIT 0x0040 +#define MASK_YCBCRFMT_COLORBAR 0x0080 +#define MASK_YCBCRFMT_422_8_BIT 0x00c0 +#define MASK_INFRMEN 0x0020 +#define MASK_AUDOUTSEL 0x0018 +#define MASK_AUDOUTSEL_CSI 0x0000 +#define MASK_AUDOUTSEL_I2S 0x0010 +#define MASK_AUDOUTSEL_TDM 0x0018 +#define MASK_AUTOINDEX 0x0004 +#define MASK_ABUFEN 0x0002 +#define MASK_VBUFEN 0x0001 + +#define FIFOCTL 0x0006 + +#define INTSTATUS 0x0014 +#define MASK_AMUTE_INT 0x0400 +#define MASK_HDMI_INT 0x0200 +#define MASK_CSI_INT 0x0100 +#define MASK_SYS_INT 0x0020 +#define MASK_CEC_EINT 0x0010 +#define MASK_CEC_TINT 0x0008 +#define MASK_CEC_RINT 0x0004 +#define MASK_IR_EINT 0x0002 +#define MASK_IR_DINT 0x0001 + +#define INTMASK 0x0016 +#define MASK_AMUTE_MSK 0x0400 +#define MASK_HDMI_MSK 0x0200 +#define MASK_CSI_MSK 0x0100 +#define MASK_SYS_MSK 0x0020 +#define MASK_CEC_EMSK 0x0010 +#define MASK_CEC_TMSK 0x0008 +#define MASK_CEC_RMSK 0x0004 +#define MASK_IR_EMSK 0x0002 +#define MASK_IR_DMSK 0x0001 + +#define INTFLAG 0x0018 +#define INTSYSSTATUS 0x001A + +#define PLLCTL0 0x0020 +#define MASK_PLL_PRD 0xf000 +#define SET_PLL_PRD(prd) ((((prd) - 1) << 12) &\ + MASK_PLL_PRD) +#define MASK_PLL_FBD 0x01ff +#define SET_PLL_FBD(fbd) (((fbd) - 1) & MASK_PLL_FBD) + +#define PLLCTL1 0x0022 +#define MASK_PLL_FRS 0x0c00 +#define SET_PLL_FRS(frs) (((frs) << 10) & MASK_PLL_FRS) +#define MASK_PLL_LBWS 0x0300 +#define MASK_LFBREN 0x0040 +#define MASK_BYPCKEN 0x0020 +#define MASK_CKEN 0x0010 +#define MASK_RESETB 0x0002 +#define MASK_PLL_EN 0x0001 + +#define CLW_CNTRL 0x0140 +#define MASK_CLW_LANEDISABLE 0x0001 + +#define D0W_CNTRL 0x0144 +#define MASK_D0W_LANEDISABLE 0x0001 + +#define D1W_CNTRL 0x0148 +#define MASK_D1W_LANEDISABLE 0x0001 + +#define D2W_CNTRL 0x014C +#define MASK_D2W_LANEDISABLE 0x0001 + +#define D3W_CNTRL 0x0150 +#define MASK_D3W_LANEDISABLE 0x0001 + +#define STARTCNTRL 0x0204 +#define MASK_START 0x00000001 + +#define LINEINITCNT 0x0210 +#define LPTXTIMECNT 0x0214 +#define TCLK_HEADERCNT 0x0218 +#define TCLK_TRAILCNT 0x021C +#define THS_HEADERCNT 0x0220 +#define TWAKEUP 0x0224 +#define TCLK_POSTCNT 0x0228 +#define THS_TRAILCNT 0x022C +#define HSTXVREGCNT 0x0230 + +#define HSTXVREGEN 0x0234 +#define MASK_D3M_HSTXVREGEN 0x0010 +#define MASK_D2M_HSTXVREGEN 0x0008 +#define MASK_D1M_HSTXVREGEN 0x0004 +#define MASK_D0M_HSTXVREGEN 0x0002 +#define MASK_CLM_HSTXVREGEN 0x0001 + + +#define TXOPTIONCNTRL 0x0238 +#define MASK_CONTCLKMODE 0x00000001 + +#define CSI_CONTROL 0x040C +#define MASK_CSI_MODE 0x8000 +#define MASK_HTXTOEN 0x0400 +#define MASK_TXHSMD 0x0080 +#define MASK_HSCKMD 0x0020 +#define MASK_NOL 0x0006 +#define MASK_NOL_1 0x0000 +#define MASK_NOL_2 0x0002 +#define MASK_NOL_3 0x0004 +#define MASK_NOL_4 0x0006 +#define MASK_EOTDIS 0x0001 + +#define CSI_INT 0x0414 +#define MASK_INTHLT 0x00000008 +#define MASK_INTER 0x00000004 + +#define CSI_INT_ENA 0x0418 +#define MASK_IENHLT 0x00000008 +#define MASK_IENER 0x00000004 + +#define CSI_ERR 0x044C +#define MASK_INER 0x00000200 +#define MASK_WCER 0x00000100 +#define MASK_QUNK 0x00000010 +#define MASK_TXBRK 0x00000002 + +#define CSI_ERR_INTENA 0x0450 +#define CSI_ERR_HALT 0x0454 + +#define CSI_CONFW 0x0500 +#define MASK_MODE 0xe0000000 +#define MASK_MODE_SET 0xa0000000 +#define MASK_MODE_CLEAR 0xc0000000 +#define MASK_ADDRESS 0x1f000000 +#define MASK_ADDRESS_CSI_CONTROL 0x03000000 +#define MASK_ADDRESS_CSI_INT_ENA 0x06000000 +#define MASK_ADDRESS_CSI_ERR_INTENA 0x14000000 +#define MASK_ADDRESS_CSI_ERR_HALT 0x15000000 +#define MASK_DATA 0x0000ffff + +#define CSI_INT_CLR 0x050C +#define MASK_ICRER 0x00000004 + +#define CSI_START 0x0518 +#define MASK_STRT 0x00000001 + +#define CECEN 0x0600 +#define MASK_CECEN 0x0001 + +#define HDMI_INT0 0x8500 +#define MASK_I_KEY 0x80 +#define MASK_I_MISC 0x02 +#define MASK_I_PHYERR 0x01 + +#define HDMI_INT1 0x8501 +#define MASK_I_GBD 0x80 +#define MASK_I_HDCP 0x40 +#define MASK_I_ERR 0x20 +#define MASK_I_AUD 0x10 +#define MASK_I_CBIT 0x08 +#define MASK_I_PACKET 0x04 +#define MASK_I_CLK 0x02 +#define MASK_I_SYS 0x01 + +#define SYS_INT 0x8502 +#define MASK_I_ACR_CTS 0x80 +#define MASK_I_ACRN 0x40 +#define MASK_I_DVI 0x20 +#define MASK_I_HDMI 0x10 +#define MASK_I_NOPMBDET 0x08 +#define MASK_I_DPMBDET 0x04 +#define MASK_I_TMDS 0x02 +#define MASK_I_DDC 0x01 + +#define CLK_INT 0x8503 +#define MASK_I_OUT_H_CHG 0x40 +#define MASK_I_IN_DE_CHG 0x20 +#define MASK_I_IN_HV_CHG 0x10 +#define MASK_I_DC_CHG 0x08 +#define MASK_I_PXCLK_CHG 0x04 +#define MASK_I_PHYCLK_CHG 0x02 +#define MASK_I_TMDSCLK_CHG 0x01 + +#define CBIT_INT 0x8505 +#define MASK_I_AF_LOCK 0x80 +#define MASK_I_AF_UNLOCK 0x40 +#define MASK_I_CBIT_FS 0x02 + +#define AUDIO_INT 0x8506 + +#define ERR_INT 0x8507 +#define MASK_I_EESS_ERR 0x80 + +#define HDCP_INT 0x8508 +#define MASK_I_AVM_SET 0x80 +#define MASK_I_AVM_CLR 0x40 +#define MASK_I_LINKERR 0x20 +#define MASK_I_SHA_END 0x10 +#define MASK_I_R0_END 0x08 +#define MASK_I_KM_END 0x04 +#define MASK_I_AKSV_END 0x02 +#define MASK_I_AN_END 0x01 + +#define MISC_INT 0x850B +#define MASK_I_AS_LAYOUT 0x10 +#define MASK_I_NO_SPD 0x08 +#define MASK_I_NO_VS 0x03 +#define MASK_I_SYNC_CHG 0x02 +#define MASK_I_AUDIO_MUTE 0x01 + +#define KEY_INT 0x850F + +#define SYS_INTM 0x8512 +#define MASK_M_ACR_CTS 0x80 +#define MASK_M_ACR_N 0x40 +#define MASK_M_DVI_DET 0x20 +#define MASK_M_HDMI_DET 0x10 +#define MASK_M_NOPMBDET 0x08 +#define MASK_M_BPMBDET 0x04 +#define MASK_M_TMDS 0x02 +#define MASK_M_DDC 0x01 + +#define CLK_INTM 0x8513 +#define MASK_M_OUT_H_CHG 0x40 +#define MASK_M_IN_DE_CHG 0x20 +#define MASK_M_IN_HV_CHG 0x10 +#define MASK_M_DC_CHG 0x08 +#define MASK_M_PXCLK_CHG 0x04 +#define MASK_M_PHYCLK_CHG 0x02 +#define MASK_M_TMDS_CHG 0x01 + +#define PACKET_INTM 0x8514 + +#define CBIT_INTM 0x8515 +#define MASK_M_AF_LOCK 0x80 +#define MASK_M_AF_UNLOCK 0x40 +#define MASK_M_CBIT_FS 0x02 + +#define AUDIO_INTM 0x8516 +#define MASK_M_BUFINIT_END 0x01 + +#define ERR_INTM 0x8517 +#define MASK_M_EESS_ERR 0x80 + +#define HDCP_INTM 0x8518 +#define MASK_M_AVM_SET 0x80 +#define MASK_M_AVM_CLR 0x40 +#define MASK_M_LINKERR 0x20 +#define MASK_M_SHA_END 0x10 +#define MASK_M_R0_END 0x08 +#define MASK_M_KM_END 0x04 +#define MASK_M_AKSV_END 0x02 +#define MASK_M_AN_END 0x01 + +#define MISC_INTM 0x851B +#define MASK_M_AS_LAYOUT 0x10 +#define MASK_M_NO_SPD 0x08 +#define MASK_M_NO_VS 0x03 +#define MASK_M_SYNC_CHG 0x02 +#define MASK_M_AUDIO_MUTE 0x01 + +#define KEY_INTM 0x851F + +#define SYS_STATUS 0x8520 +#define MASK_S_SYNC 0x80 +#define MASK_S_AVMUTE 0x40 +#define MASK_S_HDCP 0x20 +#define MASK_S_HDMI 0x10 +#define MASK_S_PHY_SCDT 0x08 +#define MASK_S_PHY_PLL 0x04 +#define MASK_S_TMDS 0x02 +#define MASK_S_DDC5V 0x01 + +#define CSI_STATUS 0x0410 +#define MASK_S_WSYNC 0x0400 +#define MASK_S_TXACT 0x0200 +#define MASK_S_RXACT 0x0100 +#define MASK_S_HLT 0x0001 + +#define VI_STATUS1 0x8522 +#define MASK_S_V_GBD 0x08 +#define MASK_S_DEEPCOLOR 0x0c +#define MASK_S_V_422 0x02 +#define MASK_S_V_INTERLACE 0x01 + +#define AU_STATUS0 0x8523 +#define MASK_S_A_SAMPLE 0x01 + +#define VI_STATUS3 0x8528 +#define MASK_S_V_COLOR 0x1e +#define MASK_LIMITED 0x01 + +#define PHY_CTL0 0x8531 +#define MASK_PHY_SYSCLK_IND 0x02 +#define MASK_PHY_CTL 0x01 + + +#define PHY_CTL1 0x8532 /* Not in REF_01 */ +#define MASK_PHY_AUTO_RST1 0xf0 +#define MASK_PHY_AUTO_RST1_OFF 0x00 +#define SET_PHY_AUTO_RST1_US(us) ((((us) / 200) << 4) & \ + MASK_PHY_AUTO_RST1) +#define MASK_FREQ_RANGE_MODE 0x0f +#define SET_FREQ_RANGE_MODE_CYCLES(cycles) (((cycles) - 1) & \ + MASK_FREQ_RANGE_MODE) + +#define PHY_CTL2 0x8533 /* Not in REF_01 */ +#define MASK_PHY_AUTO_RST4 0x04 +#define MASK_PHY_AUTO_RST3 0x02 +#define MASK_PHY_AUTO_RST2 0x01 +#define MASK_PHY_AUTO_RSTn (MASK_PHY_AUTO_RST4 | \ + MASK_PHY_AUTO_RST3 | \ + MASK_PHY_AUTO_RST2) + +#define PHY_EN 0x8534 +#define MASK_ENABLE_PHY 0x01 + +#define PHY_RST 0x8535 +#define MASK_RESET_CTRL 0x01 /* Reset active low */ + +#define PHY_BIAS 0x8536 /* Not in REF_01 */ + +#define PHY_CSQ 0x853F /* Not in REF_01 */ +#define MASK_CSQ_CNT 0x0f +#define SET_CSQ_CNT_LEVEL(n) (n & MASK_CSQ_CNT) + +#define SYS_FREQ0 0x8540 +#define SYS_FREQ1 0x8541 + +#define SYS_CLK 0x8542 /* Not in REF_01 */ +#define MASK_CLK_DIFF 0x0C +#define MASK_CLK_DIV 0x03 + +#define DDC_CTL 0x8543 +#define MASK_DDC_ACK_POL 0x08 +#define MASK_DDC_ACTION 0x04 +#define MASK_DDC5V_MODE 0x03 +#define MASK_DDC5V_MODE_0MS 0x00 +#define MASK_DDC5V_MODE_50MS 0x01 +#define MASK_DDC5V_MODE_100MS 0x02 +#define MASK_DDC5V_MODE_200MS 0x03 + +#define HPD_CTL 0x8544 +#define MASK_HPD_CTL0 0x10 +#define MASK_HPD_OUT0 0x01 + +#define ANA_CTL 0x8545 +#define MASK_APPL_PCSX 0x30 +#define MASK_APPL_PCSX_HIZ 0x00 +#define MASK_APPL_PCSX_L_FIX 0x10 +#define MASK_APPL_PCSX_H_FIX 0x20 +#define MASK_APPL_PCSX_NORMAL 0x30 +#define MASK_ANALOG_ON 0x01 + +#define AVM_CTL 0x8546 + +#define INIT_END 0x854A +#define MASK_INIT_END 0x01 + +#define HDMI_DET 0x8552 /* Not in REF_01 */ +#define MASK_HDMI_DET_MOD1 0x80 +#define MASK_HDMI_DET_MOD0 0x40 +#define MASK_HDMI_DET_V 0x30 +#define MASK_HDMI_DET_V_SYNC 0x00 +#define MASK_HDMI_DET_V_ASYNC_25MS 0x10 +#define MASK_HDMI_DET_V_ASYNC_50MS 0x20 +#define MASK_HDMI_DET_V_ASYNC_100MS 0x30 +#define MASK_HDMI_DET_NUM 0x0f + +#define HDCP_MODE 0x8560 +#define MASK_MODE_RST_TN 0x20 +#define MASK_LINE_REKEY 0x10 +#define MASK_AUTO_CLR 0x04 + +#define HDCP_REG1 0x8563 /* Not in REF_01 */ +#define MASK_AUTH_UNAUTH_SEL 0x70 +#define MASK_AUTH_UNAUTH_SEL_12_FRAMES 0x70 +#define MASK_AUTH_UNAUTH_SEL_8_FRAMES 0x60 +#define MASK_AUTH_UNAUTH_SEL_4_FRAMES 0x50 +#define MASK_AUTH_UNAUTH_SEL_2_FRAMES 0x40 +#define MASK_AUTH_UNAUTH_SEL_64_FRAMES 0x30 +#define MASK_AUTH_UNAUTH_SEL_32_FRAMES 0x20 +#define MASK_AUTH_UNAUTH_SEL_16_FRAMES 0x10 +#define MASK_AUTH_UNAUTH_SEL_ONCE 0x00 +#define MASK_AUTH_UNAUTH 0x01 +#define MASK_AUTH_UNAUTH_AUTO 0x01 + +#define HDCP_REG2 0x8564 /* Not in REF_01 */ +#define MASK_AUTO_P3_RESET 0x0F +#define SET_AUTO_P3_RESET_FRAMES(n) (n & MASK_AUTO_P3_RESET) +#define MASK_AUTO_P3_RESET_OFF 0x00 + +#define VI_MODE 0x8570 +#define MASK_RGB_DVI 0x08 /* Not in REF_01 */ + +#define VOUT_SET2 0x8573 +#define MASK_SEL422 0x80 +#define MASK_VOUT_422FIL_100 0x40 +#define MASK_VOUTCOLORMODE 0x03 +#define MASK_VOUTCOLORMODE_THROUGH 0x00 +#define MASK_VOUTCOLORMODE_AUTO 0x01 +#define MASK_VOUTCOLORMODE_MANUAL 0x03 + +#define VOUT_SET3 0x8574 +#define MASK_VOUT_EXTCNT 0x08 + +#define VI_REP 0x8576 +#define MASK_VOUT_COLOR_SEL 0xe0 +#define MASK_VOUT_COLOR_RGB_FULL 0x00 +#define MASK_VOUT_COLOR_RGB_LIMITED 0x20 +#define MASK_VOUT_COLOR_601_YCBCR_FULL 0x40 +#define MASK_VOUT_COLOR_601_YCBCR_LIMITED 0x60 +#define MASK_VOUT_COLOR_709_YCBCR_FULL 0x80 +#define MASK_VOUT_COLOR_709_YCBCR_LIMITED 0xa0 +#define MASK_VOUT_COLOR_FULL_TO_LIMITED 0xc0 +#define MASK_VOUT_COLOR_LIMITED_TO_FULL 0xe0 +#define MASK_IN_REP_HEN 0x10 +#define MASK_IN_REP 0x0f + +#define VI_MUTE 0x857F +#define MASK_AUTO_MUTE 0xc0 +#define MASK_VI_MUTE 0x10 + +#define DE_WIDTH_H_LO 0x8582 /* Not in REF_01 */ +#define DE_WIDTH_H_HI 0x8583 /* Not in REF_01 */ +#define DE_WIDTH_V_LO 0x8588 /* Not in REF_01 */ +#define DE_WIDTH_V_HI 0x8589 /* Not in REF_01 */ +#define H_SIZE_LO 0x858A /* Not in REF_01 */ +#define H_SIZE_HI 0x858B /* Not in REF_01 */ +#define V_SIZE_LO 0x858C /* Not in REF_01 */ +#define V_SIZE_HI 0x858D /* Not in REF_01 */ +#define FV_CNT_LO 0x85A1 /* Not in REF_01 */ +#define FV_CNT_HI 0x85A2 /* Not in REF_01 */ + +#define FH_MIN0 0x85AA /* Not in REF_01 */ +#define FH_MIN1 0x85AB /* Not in REF_01 */ +#define FH_MAX0 0x85AC /* Not in REF_01 */ +#define FH_MAX1 0x85AD /* Not in REF_01 */ + +#define HV_RST 0x85AF /* Not in REF_01 */ +#define MASK_H_PI_RST 0x20 +#define MASK_V_PI_RST 0x10 + +#define EDID_MODE 0x85C7 +#define MASK_EDID_SPEED 0x40 +#define MASK_EDID_MODE 0x03 +#define MASK_EDID_MODE_DISABLE 0x00 +#define MASK_EDID_MODE_DDC2B 0x01 +#define MASK_EDID_MODE_E_DDC 0x02 + +#define EDID_LEN1 0x85CA +#define EDID_LEN2 0x85CB + +#define HDCP_REG3 0x85D1 /* Not in REF_01 */ +#define KEY_RD_CMD 0x01 + +#define FORCE_MUTE 0x8600 +#define MASK_FORCE_AMUTE 0x10 +#define MASK_FORCE_DMUTE 0x01 + +#define CMD_AUD 0x8601 +#define MASK_CMD_BUFINIT 0x04 +#define MASK_CMD_LOCKDET 0x02 +#define MASK_CMD_MUTE 0x01 + +#define AUTO_CMD0 0x8602 +#define MASK_AUTO_MUTE7 0x80 +#define MASK_AUTO_MUTE6 0x40 +#define MASK_AUTO_MUTE5 0x20 +#define MASK_AUTO_MUTE4 0x10 +#define MASK_AUTO_MUTE3 0x08 +#define MASK_AUTO_MUTE2 0x04 +#define MASK_AUTO_MUTE1 0x02 +#define MASK_AUTO_MUTE0 0x01 + +#define AUTO_CMD1 0x8603 +#define MASK_AUTO_MUTE10 0x04 +#define MASK_AUTO_MUTE9 0x02 +#define MASK_AUTO_MUTE8 0x01 + +#define AUTO_CMD2 0x8604 +#define MASK_AUTO_PLAY3 0x08 +#define MASK_AUTO_PLAY2 0x04 + +#define BUFINIT_START 0x8606 +#define SET_BUFINIT_START_MS(milliseconds) ((milliseconds) / 100) + +#define FS_MUTE 0x8607 +#define MASK_FS_ELSE_MUTE 0x80 +#define MASK_FS22_MUTE 0x40 +#define MASK_FS24_MUTE 0x20 +#define MASK_FS88_MUTE 0x10 +#define MASK_FS96_MUTE 0x08 +#define MASK_FS176_MUTE 0x04 +#define MASK_FS192_MUTE 0x02 +#define MASK_FS_NO_MUTE 0x01 + +#define FS_IMODE 0x8620 +#define MASK_NLPCM_HMODE 0x40 +#define MASK_NLPCM_SMODE 0x20 +#define MASK_NLPCM_IMODE 0x10 +#define MASK_FS_HMODE 0x08 +#define MASK_FS_AMODE 0x04 +#define MASK_FS_SMODE 0x02 +#define MASK_FS_IMODE 0x01 + +#define FS_SET 0x8621 +#define MASK_FS 0x0f + +#define LOCKDET_REF0 0x8630 +#define LOCKDET_REF1 0x8631 +#define LOCKDET_REF2 0x8632 + +#define ACR_MODE 0x8640 +#define MASK_ACR_LOAD 0x10 +#define MASK_N_MODE 0x04 +#define MASK_CTS_MODE 0x01 + +#define ACR_MDF0 0x8641 +#define MASK_ACR_L2MDF 0x70 +#define MASK_ACR_L2MDF_0_PPM 0x00 +#define MASK_ACR_L2MDF_61_PPM 0x10 +#define MASK_ACR_L2MDF_122_PPM 0x20 +#define MASK_ACR_L2MDF_244_PPM 0x30 +#define MASK_ACR_L2MDF_488_PPM 0x40 +#define MASK_ACR_L2MDF_976_PPM 0x50 +#define MASK_ACR_L2MDF_1976_PPM 0x60 +#define MASK_ACR_L2MDF_3906_PPM 0x70 +#define MASK_ACR_L1MDF 0x07 +#define MASK_ACR_L1MDF_0_PPM 0x00 +#define MASK_ACR_L1MDF_61_PPM 0x01 +#define MASK_ACR_L1MDF_122_PPM 0x02 +#define MASK_ACR_L1MDF_244_PPM 0x03 +#define MASK_ACR_L1MDF_488_PPM 0x04 +#define MASK_ACR_L1MDF_976_PPM 0x05 +#define MASK_ACR_L1MDF_1976_PPM 0x06 +#define MASK_ACR_L1MDF_3906_PPM 0x07 + +#define ACR_MDF1 0x8642 +#define MASK_ACR_L3MDF 0x07 +#define MASK_ACR_L3MDF_0_PPM 0x00 +#define MASK_ACR_L3MDF_61_PPM 0x01 +#define MASK_ACR_L3MDF_122_PPM 0x02 +#define MASK_ACR_L3MDF_244_PPM 0x03 +#define MASK_ACR_L3MDF_488_PPM 0x04 +#define MASK_ACR_L3MDF_976_PPM 0x05 +#define MASK_ACR_L3MDF_1976_PPM 0x06 +#define MASK_ACR_L3MDF_3906_PPM 0x07 + +#define SDO_MODE1 0x8652 +#define MASK_SDO_BIT_LENG 0x70 +#define MASK_SDO_FMT 0x03 +#define MASK_SDO_FMT_RIGHT 0x00 +#define MASK_SDO_FMT_LEFT 0x01 +#define MASK_SDO_FMT_I2S 0x02 + +#define DIV_MODE 0x8665 /* Not in REF_01 */ +#define MASK_DIV_DLY 0xf0 +#define SET_DIV_DLY_MS(milliseconds) ((((milliseconds) / 100) << 4) & \ + MASK_DIV_DLY) +#define MASK_DIV_MODE 0x01 + +#define NCO_F0_MOD 0x8670 +#define MASK_NCO_F0_MOD 0x03 +#define MASK_NCO_F0_MOD_42MHZ 0x00 +#define MASK_NCO_F0_MOD_27MHZ 0x01 + +#define PK_INT_MODE 0x8709 +#define MASK_ISRC2_INT_MODE 0x80 +#define MASK_ISRC_INT_MODE 0x40 +#define MASK_ACP_INT_MODE 0x20 +#define MASK_VS_INT_MODE 0x10 +#define MASK_SPD_INT_MODE 0x08 +#define MASK_MS_INT_MODE 0x04 +#define MASK_AUD_INT_MODE 0x02 +#define MASK_AVI_INT_MODE 0x01 + +#define NO_PKT_LIMIT 0x870B +#define MASK_NO_ACP_LIMIT 0xf0 +#define SET_NO_ACP_LIMIT_MS(milliseconds) ((((milliseconds) / 80) << 4) & \ + MASK_NO_ACP_LIMIT) +#define MASK_NO_AVI_LIMIT 0x0f +#define SET_NO_AVI_LIMIT_MS(milliseconds) (((milliseconds) / 80) & \ + MASK_NO_AVI_LIMIT) + +#define NO_PKT_CLR 0x870C +#define MASK_NO_VS_CLR 0x40 +#define MASK_NO_SPD_CLR 0x20 +#define MASK_NO_ACP_CLR 0x10 +#define MASK_NO_AVI_CLR1 0x02 +#define MASK_NO_AVI_CLR0 0x01 + +#define ERR_PK_LIMIT 0x870D +#define NO_PKT_LIMIT2 0x870E +#define PK_AVI_0HEAD 0x8710 +#define PK_AVI_1HEAD 0x8711 +#define PK_AVI_2HEAD 0x8712 +#define PK_AVI_0BYTE 0x8713 +#define PK_AVI_1BYTE 0x8714 +#define PK_AVI_2BYTE 0x8715 +#define PK_AVI_3BYTE 0x8716 +#define PK_AVI_4BYTE 0x8717 +#define PK_AVI_5BYTE 0x8718 +#define PK_AVI_6BYTE 0x8719 +#define PK_AVI_7BYTE 0x871A +#define PK_AVI_8BYTE 0x871B +#define PK_AVI_9BYTE 0x871C +#define PK_AVI_10BYTE 0x871D +#define PK_AVI_11BYTE 0x871E +#define PK_AVI_12BYTE 0x871F +#define PK_AVI_13BYTE 0x8720 +#define PK_AVI_14BYTE 0x8721 +#define PK_AVI_15BYTE 0x8722 +#define PK_AVI_16BYTE 0x8723 + +#define BKSV 0x8800 + +#define BCAPS 0x8840 +#define MASK_HDMI_RSVD 0x80 +#define MASK_REPEATER 0x40 +#define MASK_READY 0x20 +#define MASK_FASTI2C 0x10 +#define MASK_1_1_FEA 0x02 +#define MASK_FAST_REAU 0x01 + +#define BSTATUS1 0x8842 +#define MASK_MAX_EXCED 0x08 + +#define EDID_RAM 0x8C00 +#define NO_GDB_LIMIT 0x9007 + +#endif diff --git a/drivers/media/i2c/tda7432.c b/drivers/media/i2c/tda7432.c index cf93021a6..d87168ade 100644 --- a/drivers/media/i2c/tda7432.c +++ b/drivers/media/i2c/tda7432.c @@ -331,13 +331,6 @@ static const struct v4l2_ctrl_ops tda7432_ctrl_ops = { static const struct v4l2_subdev_core_ops tda7432_core_ops = { .log_status = tda7432_log_status, - .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, - .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, - .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, - .g_ctrl = v4l2_subdev_g_ctrl, - .s_ctrl = v4l2_subdev_s_ctrl, - .queryctrl = v4l2_subdev_queryctrl, - .querymenu = v4l2_subdev_querymenu, }; static const struct v4l2_subdev_ops tda7432_ops = { @@ -416,7 +409,6 @@ MODULE_DEVICE_TABLE(i2c, tda7432_id); static struct i2c_driver tda7432_driver = { .driver = { - .owner = THIS_MODULE, .name = "tda7432", }, .probe = tda7432_probe, diff --git a/drivers/media/i2c/tda9840.c b/drivers/media/i2c/tda9840.c index fbdff8b24..f31e65958 100644 --- a/drivers/media/i2c/tda9840.c +++ b/drivers/media/i2c/tda9840.c @@ -199,7 +199,6 @@ MODULE_DEVICE_TABLE(i2c, tda9840_id); static struct i2c_driver tda9840_driver = { .driver = { - .owner = THIS_MODULE, .name = "tda9840", }, .probe = tda9840_probe, diff --git a/drivers/media/i2c/tea6415c.c b/drivers/media/i2c/tea6415c.c index bbe1a99fd..084bd75bb 100644 --- a/drivers/media/i2c/tea6415c.c +++ b/drivers/media/i2c/tea6415c.c @@ -162,7 +162,6 @@ MODULE_DEVICE_TABLE(i2c, tea6415c_id); static struct i2c_driver tea6415c_driver = { .driver = { - .owner = THIS_MODULE, .name = "tea6415c", }, .probe = tea6415c_probe, diff --git a/drivers/media/i2c/tea6420.c b/drivers/media/i2c/tea6420.c index 30a8d7577..b7f4e58f3 100644 --- a/drivers/media/i2c/tea6420.c +++ b/drivers/media/i2c/tea6420.c @@ -144,7 +144,6 @@ MODULE_DEVICE_TABLE(i2c, tea6420_id); static struct i2c_driver tea6420_driver = { .driver = { - .owner = THIS_MODULE, .name = "tea6420", }, .probe = tea6420_probe, diff --git a/drivers/media/i2c/ths7303.c b/drivers/media/i2c/ths7303.c index 9f7fdb6b6..bda3a6540 100644 --- a/drivers/media/i2c/ths7303.c +++ b/drivers/media/i2c/ths7303.c @@ -377,7 +377,6 @@ MODULE_DEVICE_TABLE(i2c, ths7303_id); static struct i2c_driver ths7303_driver = { .driver = { - .owner = THIS_MODULE, .name = "ths73x3", }, .probe = ths7303_probe, diff --git a/drivers/media/i2c/tlv320aic23b.c b/drivers/media/i2c/tlv320aic23b.c index ef87f7b09..0370dd89f 100644 --- a/drivers/media/i2c/tlv320aic23b.c +++ b/drivers/media/i2c/tlv320aic23b.c @@ -122,13 +122,6 @@ static const struct v4l2_ctrl_ops tlv320aic23b_ctrl_ops = { static const struct v4l2_subdev_core_ops tlv320aic23b_core_ops = { .log_status = tlv320aic23b_log_status, - .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, - .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, - .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, - .g_ctrl = v4l2_subdev_g_ctrl, - .s_ctrl = v4l2_subdev_s_ctrl, - .queryctrl = v4l2_subdev_queryctrl, - .querymenu = v4l2_subdev_querymenu, }; static const struct v4l2_subdev_audio_ops tlv320aic23b_audio_ops = { diff --git a/drivers/media/i2c/tvaudio.c b/drivers/media/i2c/tvaudio.c index 0c50e5285..2a8114a67 100644 --- a/drivers/media/i2c/tvaudio.c +++ b/drivers/media/i2c/tvaudio.c @@ -2051,7 +2051,6 @@ MODULE_DEVICE_TABLE(i2c, tvaudio_id); static struct i2c_driver tvaudio_driver = { .driver = { - .owner = THIS_MODULE, .name = "tvaudio", }, .probe = tvaudio_probe, diff --git a/drivers/media/i2c/tvp514x.c b/drivers/media/i2c/tvp514x.c index 24e47279e..a93985a9b 100644 --- a/drivers/media/i2c/tvp514x.c +++ b/drivers/media/i2c/tvp514x.c @@ -957,16 +957,6 @@ static int tvp514x_set_pad_format(struct v4l2_subdev *sd, return 0; } -static const struct v4l2_subdev_core_ops tvp514x_core_ops = { - .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, - .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, - .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, - .g_ctrl = v4l2_subdev_g_ctrl, - .s_ctrl = v4l2_subdev_s_ctrl, - .queryctrl = v4l2_subdev_queryctrl, - .querymenu = v4l2_subdev_querymenu, -}; - static const struct v4l2_subdev_video_ops tvp514x_video_ops = { .s_std = tvp514x_s_std, .s_routing = tvp514x_s_routing, @@ -983,7 +973,6 @@ static const struct v4l2_subdev_pad_ops tvp514x_pad_ops = { }; static const struct v4l2_subdev_ops tvp514x_ops = { - .core = &tvp514x_core_ops, .video = &tvp514x_video_ops, .pad = &tvp514x_pad_ops, }; diff --git a/drivers/media/i2c/tvp5150.c b/drivers/media/i2c/tvp5150.c index e4fa0746f..522a865c5 100644 --- a/drivers/media/i2c/tvp5150.c +++ b/drivers/media/i2c/tvp5150.c @@ -1215,7 +1215,6 @@ MODULE_DEVICE_TABLE(i2c, tvp5150_id); static struct i2c_driver tvp5150_driver = { .driver = { - .owner = THIS_MODULE, .name = "tvp5150", }, .probe = tvp5150_probe, diff --git a/drivers/media/i2c/tvp7002.c b/drivers/media/i2c/tvp7002.c index 05077cffd..f617d8b74 100644 --- a/drivers/media/i2c/tvp7002.c +++ b/drivers/media/i2c/tvp7002.c @@ -861,13 +861,6 @@ tvp7002_set_pad_format(struct v4l2_subdev *sd, struct v4l2_subdev_pad_config *cf /* V4L2 core operation handlers */ static const struct v4l2_subdev_core_ops tvp7002_core_ops = { .log_status = tvp7002_log_status, - .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, - .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, - .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, - .g_ctrl = v4l2_subdev_g_ctrl, - .s_ctrl = v4l2_subdev_s_ctrl, - .queryctrl = v4l2_subdev_queryctrl, - .querymenu = v4l2_subdev_querymenu, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = tvp7002_g_register, .s_register = tvp7002_s_register, diff --git a/drivers/media/i2c/tw9903.c b/drivers/media/i2c/tw9903.c index 12c7d211a..bef79cf74 100644 --- a/drivers/media/i2c/tw9903.c +++ b/drivers/media/i2c/tw9903.c @@ -266,7 +266,6 @@ MODULE_DEVICE_TABLE(i2c, tw9903_id); static struct i2c_driver tw9903_driver = { .driver = { - .owner = THIS_MODULE, .name = "tw9903", }, .probe = tw9903_probe, diff --git a/drivers/media/i2c/tw9906.c b/drivers/media/i2c/tw9906.c index 2672d8926..316a3113e 100644 --- a/drivers/media/i2c/tw9906.c +++ b/drivers/media/i2c/tw9906.c @@ -234,7 +234,6 @@ MODULE_DEVICE_TABLE(i2c, tw9906_id); static struct i2c_driver tw9906_driver = { .driver = { - .owner = THIS_MODULE, .name = "tw9906", }, .probe = tw9906_probe, diff --git a/drivers/media/i2c/upd64031a.c b/drivers/media/i2c/upd64031a.c index d248e6a12..2c0f955ab 100644 --- a/drivers/media/i2c/upd64031a.c +++ b/drivers/media/i2c/upd64031a.c @@ -241,7 +241,6 @@ MODULE_DEVICE_TABLE(i2c, upd64031a_id); static struct i2c_driver upd64031a_driver = { .driver = { - .owner = THIS_MODULE, .name = "upd64031a", }, .probe = upd64031a_probe, diff --git a/drivers/media/i2c/upd64083.c b/drivers/media/i2c/upd64083.c index 3a152ce72..f2057a434 100644 --- a/drivers/media/i2c/upd64083.c +++ b/drivers/media/i2c/upd64083.c @@ -213,7 +213,6 @@ MODULE_DEVICE_TABLE(i2c, upd64083_id); static struct i2c_driver upd64083_driver = { .driver = { - .owner = THIS_MODULE, .name = "upd64083", }, .probe = upd64083_probe, diff --git a/drivers/media/i2c/vp27smpx.c b/drivers/media/i2c/vp27smpx.c index 819ab6d12..d6c23bdbc 100644 --- a/drivers/media/i2c/vp27smpx.c +++ b/drivers/media/i2c/vp27smpx.c @@ -194,7 +194,6 @@ MODULE_DEVICE_TABLE(i2c, vp27smpx_id); static struct i2c_driver vp27smpx_driver = { .driver = { - .owner = THIS_MODULE, .name = "vp27smpx", }, .probe = vp27smpx_probe, diff --git a/drivers/media/i2c/vpx3220.c b/drivers/media/i2c/vpx3220.c index 016e766e7..4b564f17f 100644 --- a/drivers/media/i2c/vpx3220.c +++ b/drivers/media/i2c/vpx3220.c @@ -450,13 +450,6 @@ static const struct v4l2_ctrl_ops vpx3220_ctrl_ops = { static const struct v4l2_subdev_core_ops vpx3220_core_ops = { .init = vpx3220_init, - .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, - .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, - .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, - .g_ctrl = v4l2_subdev_g_ctrl, - .s_ctrl = v4l2_subdev_s_ctrl, - .queryctrl = v4l2_subdev_queryctrl, - .querymenu = v4l2_subdev_querymenu, }; static const struct v4l2_subdev_video_ops vpx3220_video_ops = { @@ -567,7 +560,6 @@ MODULE_DEVICE_TABLE(i2c, vpx3220_id); static struct i2c_driver vpx3220_driver = { .driver = { - .owner = THIS_MODULE, .name = "vpx3220", }, .probe = vpx3220_probe, diff --git a/drivers/media/i2c/wm8739.c b/drivers/media/i2c/wm8739.c index 3be73f6a4..f086e5e6e 100644 --- a/drivers/media/i2c/wm8739.c +++ b/drivers/media/i2c/wm8739.c @@ -176,13 +176,6 @@ static const struct v4l2_ctrl_ops wm8739_ctrl_ops = { static const struct v4l2_subdev_core_ops wm8739_core_ops = { .log_status = wm8739_log_status, - .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, - .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, - .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, - .g_ctrl = v4l2_subdev_g_ctrl, - .s_ctrl = v4l2_subdev_s_ctrl, - .queryctrl = v4l2_subdev_queryctrl, - .querymenu = v4l2_subdev_querymenu, }; static const struct v4l2_subdev_audio_ops wm8739_audio_ops = { @@ -272,7 +265,6 @@ MODULE_DEVICE_TABLE(i2c, wm8739_id); static struct i2c_driver wm8739_driver = { .driver = { - .owner = THIS_MODULE, .name = "wm8739", }, .probe = wm8739_probe, diff --git a/drivers/media/i2c/wm8775.c b/drivers/media/i2c/wm8775.c index bee7946fa..d33d2cd6d 100644 --- a/drivers/media/i2c/wm8775.c +++ b/drivers/media/i2c/wm8775.c @@ -318,7 +318,6 @@ MODULE_DEVICE_TABLE(i2c, wm8775_id); static struct i2c_driver wm8775_driver = { .driver = { - .owner = THIS_MODULE, .name = "wm8775", }, .probe = wm8775_probe, diff --git a/drivers/media/media-entity.c b/drivers/media/media-entity.c index 4d8e01c7b..153a46469 100644 --- a/drivers/media/media-entity.c +++ b/drivers/media/media-entity.c @@ -282,9 +282,9 @@ __must_check int media_entity_pipeline_start(struct media_entity *entity, if (ret < 0 && ret != -ENOIOCTLCMD) { dev_dbg(entity->parent->dev, "link validation failed for \"%s\":%u -> \"%s\":%u, error %d\n", - entity->name, link->source->index, - link->sink->entity->name, - link->sink->index, ret); + link->source->entity->name, + link->source->index, + entity->name, link->sink->index, ret); goto error; } } diff --git a/drivers/media/pci/Kconfig b/drivers/media/pci/Kconfig index f318ae9bb..48a611bc3 100644 --- a/drivers/media/pci/Kconfig +++ b/drivers/media/pci/Kconfig @@ -11,16 +11,16 @@ if MEDIA_PCI_SUPPORT if MEDIA_CAMERA_SUPPORT comment "Media capture support" source "drivers/media/pci/meye/Kconfig" +source "drivers/media/pci/solo6x10/Kconfig" source "drivers/media/pci/sta2x11/Kconfig" +source "drivers/media/pci/tw68/Kconfig" +source "drivers/media/pci/zoran/Kconfig" endif if MEDIA_ANALOG_TV_SUPPORT comment "Media capture/analog TV support" source "drivers/media/pci/ivtv/Kconfig" -source "drivers/media/pci/zoran/Kconfig" source "drivers/media/pci/saa7146/Kconfig" -source "drivers/media/pci/solo6x10/Kconfig" -source "drivers/media/pci/tw68/Kconfig" source "drivers/media/pci/dt3155/Kconfig" endif @@ -49,6 +49,7 @@ source "drivers/media/pci/mantis/Kconfig" source "drivers/media/pci/ngene/Kconfig" source "drivers/media/pci/ddbridge/Kconfig" source "drivers/media/pci/smipcie/Kconfig" +source "drivers/media/pci/netup_unidvb/Kconfig" endif endif #MEDIA_PCI_SUPPORT diff --git a/drivers/media/pci/Makefile b/drivers/media/pci/Makefile index 23ce53bd4..5f8aacb8b 100644 --- a/drivers/media/pci/Makefile +++ b/drivers/media/pci/Makefile @@ -12,7 +12,8 @@ obj-y += ttpci/ \ ngene/ \ ddbridge/ \ saa7146/ \ - smipcie/ + smipcie/ \ + netup_unidvb/ obj-$(CONFIG_VIDEO_IVTV) += ivtv/ obj-$(CONFIG_VIDEO_ZORAN) += zoran/ diff --git a/drivers/media/pci/bt8xx/btcx-risc.c b/drivers/media/pci/bt8xx/btcx-risc.c index 00f0880b6..57c7f58c3 100644 --- a/drivers/media/pci/bt8xx/btcx-risc.c +++ b/drivers/media/pci/bt8xx/btcx-risc.c @@ -160,7 +160,6 @@ btcx_align(struct v4l2_rect *win, struct v4l2_clip *clips, unsigned int n, int m void btcx_sort_clips(struct v4l2_clip *clips, unsigned int nclips) { - struct v4l2_clip swap; int i,j,n; if (nclips < 2) @@ -168,9 +167,7 @@ btcx_sort_clips(struct v4l2_clip *clips, unsigned int nclips) for (i = nclips-2; i >= 0; i--) { for (n = 0, j = 0; j <= i; j++) { if (clips[j].c.left > clips[j+1].c.left) { - swap = clips[j]; - clips[j] = clips[j+1]; - clips[j+1] = swap; + swap(clips[j], clips[j + 1]); n++; } } diff --git a/drivers/media/pci/bt8xx/bttv-input.c b/drivers/media/pci/bt8xx/bttv-input.c index 67c8d6b2c..a75c53da2 100644 --- a/drivers/media/pci/bt8xx/bttv-input.c +++ b/drivers/media/pci/bt8xx/bttv-input.c @@ -194,21 +194,18 @@ static u32 bttv_rc5_decode(unsigned int code) static void bttv_rc5_timer_end(unsigned long data) { struct bttv_ir *ir = (struct bttv_ir *)data; - struct timeval tv; + ktime_t tv; u32 gap, rc5, scancode; u8 toggle, command, system; /* get time */ - do_gettimeofday(&tv); + tv = ktime_get(); + gap = ktime_to_us(ktime_sub(tv, ir->base_time)); /* avoid overflow with gap >1s */ - if (tv.tv_sec - ir->base_time.tv_sec > 1) { + if (gap > USEC_PER_SEC) { gap = 200000; - } else { - gap = 1000000 * (tv.tv_sec - ir->base_time.tv_sec) + - tv.tv_usec - ir->base_time.tv_usec; } - /* signal we're ready to start a new code */ ir->active = false; @@ -249,7 +246,7 @@ static void bttv_rc5_timer_end(unsigned long data) static int bttv_rc5_irq(struct bttv *btv) { struct bttv_ir *ir = btv->remote; - struct timeval tv; + ktime_t tv; u32 gpio; u32 gap; unsigned long current_jiffies; @@ -259,14 +256,12 @@ static int bttv_rc5_irq(struct bttv *btv) /* get time of bit */ current_jiffies = jiffies; - do_gettimeofday(&tv); + tv = ktime_get(); + gap = ktime_to_us(ktime_sub(tv, ir->base_time)); /* avoid overflow with gap >1s */ - if (tv.tv_sec - ir->base_time.tv_sec > 1) { + if (gap > USEC_PER_SEC) { gap = 200000; - } else { - gap = 1000000 * (tv.tv_sec - ir->base_time.tv_sec) + - tv.tv_usec - ir->base_time.tv_usec; } dprintk("RC5 IRQ: gap %d us for %s\n", diff --git a/drivers/media/pci/bt8xx/bttvp.h b/drivers/media/pci/bt8xx/bttvp.h index a444cfb35..31bf79d3b 100644 --- a/drivers/media/pci/bt8xx/bttvp.h +++ b/drivers/media/pci/bt8xx/bttvp.h @@ -140,7 +140,7 @@ struct bttv_ir { bool rc5_gpio; /* Is RC5 legacy GPIO enabled? */ u32 last_bit; /* last raw bit seen */ u32 code; /* raw code under construction */ - struct timeval base_time; /* time of last seen code */ + ktime_t base_time; /* time of last seen code */ bool active; /* building raw code */ }; diff --git a/drivers/media/pci/cobalt/Kconfig b/drivers/media/pci/cobalt/Kconfig index 6a1c0089b..1f88ccc17 100644 --- a/drivers/media/pci/cobalt/Kconfig +++ b/drivers/media/pci/cobalt/Kconfig @@ -1,7 +1,8 @@ config VIDEO_COBALT tristate "Cisco Cobalt support" depends on VIDEO_V4L2 && I2C && MEDIA_CONTROLLER - depends on PCI_MSI && MTD_COMPLEX_MAPPINGS && GPIOLIB + depends on PCI_MSI && MTD_COMPLEX_MAPPINGS + depends on GPIOLIB || COMPILE_TEST depends on SND select I2C_ALGOBIT select VIDEO_ADV7604 diff --git a/drivers/media/pci/cobalt/cobalt-driver.c b/drivers/media/pci/cobalt/cobalt-driver.c index b994b8efd..8fed61ec7 100644 --- a/drivers/media/pci/cobalt/cobalt-driver.c +++ b/drivers/media/pci/cobalt/cobalt-driver.c @@ -339,15 +339,16 @@ static int cobalt_setup_pci(struct cobalt *cobalt, struct pci_dev *pci_dev, } if (pcie_link_get_lanes(cobalt) != 8) { - cobalt_err("PCI Express link width is not 8 lanes (%d)\n", + cobalt_warn("PCI Express link width is %d lanes.\n", pcie_link_get_lanes(cobalt)); if (pcie_bus_link_get_lanes(cobalt) < 8) - cobalt_err("The current slot only supports %d lanes, at least 8 are needed\n", + cobalt_warn("The current slot only supports %d lanes, for best performance 8 are needed\n", pcie_bus_link_get_lanes(cobalt)); - else + if (pcie_link_get_lanes(cobalt) != pcie_bus_link_get_lanes(cobalt)) { cobalt_err("The card is most likely not seated correctly in the PCIe slot\n"); - ret = -EIO; - goto err_disable; + ret = -EIO; + goto err_disable; + } } if (pci_set_dma_mask(pci_dev, DMA_BIT_MASK(64))) { diff --git a/drivers/media/pci/cobalt/cobalt-v4l2.c b/drivers/media/pci/cobalt/cobalt-v4l2.c index b40c2d141..9756fd3e8 100644 --- a/drivers/media/pci/cobalt/cobalt-v4l2.c +++ b/drivers/media/pci/cobalt/cobalt-v4l2.c @@ -28,6 +28,7 @@ #include <media/v4l2-ctrls.h> #include <media/v4l2-event.h> +#include <media/v4l2-dv-timings.h> #include <media/adv7604.h> #include <media/adv7842.h> @@ -641,13 +642,17 @@ static int cobalt_s_dv_timings(struct file *file, void *priv_fh, struct cobalt_stream *s = video_drvdata(file); int err; - if (vb2_is_busy(&s->q)) - return -EBUSY; - if (s->input == 1) { *timings = cea1080p60; return 0; } + + if (v4l2_match_dv_timings(timings, &s->timings, 0)) + return 0; + + if (vb2_is_busy(&s->q)) + return -EBUSY; + err = v4l2_subdev_call(s->sd, video, s_dv_timings, timings); if (!err) { diff --git a/drivers/media/pci/ivtv/ivtv-gpio.c b/drivers/media/pci/ivtv/ivtv-gpio.c index af52def70..f752f3993 100644 --- a/drivers/media/pci/ivtv/ivtv-gpio.c +++ b/drivers/media/pci/ivtv/ivtv-gpio.c @@ -313,13 +313,6 @@ static const struct v4l2_ctrl_ops gpio_ctrl_ops = { static const struct v4l2_subdev_core_ops subdev_core_ops = { .log_status = subdev_log_status, - .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, - .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, - .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, - .g_ctrl = v4l2_subdev_g_ctrl, - .s_ctrl = v4l2_subdev_s_ctrl, - .queryctrl = v4l2_subdev_queryctrl, - .querymenu = v4l2_subdev_querymenu, }; static const struct v4l2_subdev_tuner_ops subdev_tuner_ops = { diff --git a/drivers/media/pci/mantis/mantis_dma.c b/drivers/media/pci/mantis/mantis_dma.c index 87990ece5..2ce310b0a 100644 --- a/drivers/media/pci/mantis/mantis_dma.c +++ b/drivers/media/pci/mantis/mantis_dma.c @@ -140,12 +140,10 @@ int mantis_dma_init(struct mantis_pci *mantis) /* Stop RISC Engine */ mmwrite(0, MANTIS_DMA_CTL); - goto err; + return err; } return 0; -err: - return err; } EXPORT_SYMBOL_GPL(mantis_dma_init); diff --git a/drivers/media/pci/netup_unidvb/Kconfig b/drivers/media/pci/netup_unidvb/Kconfig new file mode 100644 index 000000000..f277b0b10 --- /dev/null +++ b/drivers/media/pci/netup_unidvb/Kconfig @@ -0,0 +1,12 @@ +config DVB_NETUP_UNIDVB + tristate "NetUP Universal DVB card support" + depends on DVB_CORE && VIDEO_DEV && PCI && I2C && SPI_MASTER + select VIDEOBUF2_DVB + select VIDEOBUF2_VMALLOC + select DVB_HORUS3A if MEDIA_SUBDRV_AUTOSELECT + select DVB_ASCOT2E if MEDIA_SUBDRV_AUTOSELECT + select DVB_LNBH25 if MEDIA_SUBDRV_AUTOSELECT + select DVB_CXD2841ER if MEDIA_SUBDRV_AUTOSELECT + ---help--- + Support for NetUP PCI express Universal DVB card. + diff --git a/drivers/media/pci/netup_unidvb/Makefile b/drivers/media/pci/netup_unidvb/Makefile new file mode 100644 index 000000000..ee6ae0501 --- /dev/null +++ b/drivers/media/pci/netup_unidvb/Makefile @@ -0,0 +1,9 @@ +netup-unidvb-objs += netup_unidvb_core.o +netup-unidvb-objs += netup_unidvb_i2c.o +netup-unidvb-objs += netup_unidvb_ci.o +netup-unidvb-objs += netup_unidvb_spi.o + +obj-$(CONFIG_DVB_NETUP_UNIDVB) += netup-unidvb.o + +ccflags-y += -Idrivers/media/dvb-core +ccflags-y += -Idrivers/media/dvb-frontends diff --git a/drivers/media/pci/netup_unidvb/netup_unidvb.h b/drivers/media/pci/netup_unidvb/netup_unidvb.h new file mode 100644 index 000000000..fa951102d --- /dev/null +++ b/drivers/media/pci/netup_unidvb/netup_unidvb.h @@ -0,0 +1,133 @@ +/* + * netup_unidvb.h + * + * Data type definitions for NetUP Universal Dual DVB-CI + * + * Copyright (C) 2014 NetUP Inc. + * Copyright (C) 2014 Sergey Kozlov <serjk@netup.ru> + * Copyright (C) 2014 Abylay Ospan <aospan@netup.ru> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <linux/pci.h> +#include <linux/i2c.h> +#include <linux/workqueue.h> +#include <media/v4l2-common.h> +#include <media/v4l2-device.h> +#include <media/videobuf2-dvb.h> +#include <dvb_ca_en50221.h> + +#define NETUP_UNIDVB_NAME "netup_unidvb" +#define NETUP_UNIDVB_VERSION "0.0.1" +#define NETUP_VENDOR_ID 0x1b55 +#define NETUP_PCI_DEV_REVISION 0x2 + +/* IRQ-related regisers */ +#define REG_ISR 0x4890 +#define REG_ISR_MASKED 0x4892 +#define REG_IMASK_SET 0x4894 +#define REG_IMASK_CLEAR 0x4896 +/* REG_ISR register bits */ +#define NETUP_UNIDVB_IRQ_SPI (1 << 0) +#define NETUP_UNIDVB_IRQ_I2C0 (1 << 1) +#define NETUP_UNIDVB_IRQ_I2C1 (1 << 2) +#define NETUP_UNIDVB_IRQ_FRA0 (1 << 4) +#define NETUP_UNIDVB_IRQ_FRA1 (1 << 5) +#define NETUP_UNIDVB_IRQ_FRB0 (1 << 6) +#define NETUP_UNIDVB_IRQ_FRB1 (1 << 7) +#define NETUP_UNIDVB_IRQ_DMA1 (1 << 8) +#define NETUP_UNIDVB_IRQ_DMA2 (1 << 9) +#define NETUP_UNIDVB_IRQ_CI (1 << 10) +#define NETUP_UNIDVB_IRQ_CAM0 (1 << 11) +#define NETUP_UNIDVB_IRQ_CAM1 (1 << 12) + +struct netup_dma { + u8 num; + spinlock_t lock; + struct netup_unidvb_dev *ndev; + struct netup_dma_regs *regs; + u32 ring_buffer_size; + u8 *addr_virt; + dma_addr_t addr_phys; + u64 addr_last; + u32 high_addr; + u32 data_offset; + u32 data_size; + struct list_head free_buffers; + struct work_struct work; + struct timer_list timeout; +}; + +enum netup_i2c_state { + STATE_DONE, + STATE_WAIT, + STATE_WANT_READ, + STATE_WANT_WRITE, + STATE_ERROR +}; + +struct netup_i2c_regs; + +struct netup_i2c { + spinlock_t lock; + wait_queue_head_t wq; + struct i2c_adapter adap; + struct netup_unidvb_dev *dev; + struct netup_i2c_regs *regs; + struct i2c_msg *msg; + enum netup_i2c_state state; + u32 xmit_size; +}; + +struct netup_ci_state { + struct dvb_ca_en50221 ca; + u8 __iomem *membase8_config; + u8 __iomem *membase8_io; + struct netup_unidvb_dev *dev; + int status; + int nr; +}; + +struct netup_spi; + +struct netup_unidvb_dev { + struct pci_dev *pci_dev; + int pci_bus; + int pci_slot; + int pci_func; + int board_num; + int old_fw; + u32 __iomem *lmmio0; + u8 __iomem *bmmio0; + u32 __iomem *lmmio1; + u8 __iomem *bmmio1; + u8 *dma_virt; + dma_addr_t dma_phys; + u32 dma_size; + struct vb2_dvb_frontends frontends[2]; + struct netup_i2c i2c[2]; + struct workqueue_struct *wq; + struct netup_dma dma[2]; + struct netup_ci_state ci[2]; + struct netup_spi *spi; +}; + +int netup_i2c_register(struct netup_unidvb_dev *ndev); +void netup_i2c_unregister(struct netup_unidvb_dev *ndev); +irqreturn_t netup_ci_interrupt(struct netup_unidvb_dev *ndev); +irqreturn_t netup_i2c_interrupt(struct netup_i2c *i2c); +irqreturn_t netup_spi_interrupt(struct netup_spi *spi); +int netup_unidvb_ci_register(struct netup_unidvb_dev *dev, + int num, struct pci_dev *pci_dev); +void netup_unidvb_ci_unregister(struct netup_unidvb_dev *dev, int num); +int netup_spi_init(struct netup_unidvb_dev *ndev); +void netup_spi_release(struct netup_unidvb_dev *ndev); diff --git a/drivers/media/pci/netup_unidvb/netup_unidvb_ci.c b/drivers/media/pci/netup_unidvb/netup_unidvb_ci.c new file mode 100644 index 000000000..751b51b03 --- /dev/null +++ b/drivers/media/pci/netup_unidvb/netup_unidvb_ci.c @@ -0,0 +1,248 @@ +/* + * netup_unidvb_ci.c + * + * DVB CAM support for NetUP Universal Dual DVB-CI + * + * Copyright (C) 2014 NetUP Inc. + * Copyright (C) 2014 Sergey Kozlov <serjk@netup.ru> + * Copyright (C) 2014 Abylay Ospan <aospan@netup.ru> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <linux/init.h> +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/kmod.h> +#include <linux/kernel.h> +#include <linux/slab.h> +#include <linux/interrupt.h> +#include <linux/delay.h> +#include "netup_unidvb.h" + +/* CI slot 0 base address */ +#define CAM0_CONFIG 0x0 +#define CAM0_IO 0x8000 +#define CAM0_MEM 0x10000 +#define CAM0_SZ 32 +/* CI slot 1 base address */ +#define CAM1_CONFIG 0x20000 +#define CAM1_IO 0x28000 +#define CAM1_MEM 0x30000 +#define CAM1_SZ 32 +/* ctrlstat registers */ +#define CAM_CTRLSTAT_READ_SET 0x4980 +#define CAM_CTRLSTAT_CLR 0x4982 +/* register bits */ +#define BIT_CAM_STCHG (1<<0) +#define BIT_CAM_PRESENT (1<<1) +#define BIT_CAM_RESET (1<<2) +#define BIT_CAM_BYPASS (1<<3) +#define BIT_CAM_READY (1<<4) +#define BIT_CAM_ERROR (1<<5) +#define BIT_CAM_OVERCURR (1<<6) +/* BIT_CAM_BYPASS bit shift for SLOT 1 */ +#define CAM1_SHIFT 8 + +irqreturn_t netup_ci_interrupt(struct netup_unidvb_dev *ndev) +{ + writew(0x101, ndev->bmmio0 + CAM_CTRLSTAT_CLR); + return IRQ_HANDLED; +} + +static int netup_unidvb_ci_slot_ts_ctl(struct dvb_ca_en50221 *en50221, + int slot) +{ + struct netup_ci_state *state = en50221->data; + struct netup_unidvb_dev *dev = state->dev; + u16 shift = (state->nr == 1) ? CAM1_SHIFT : 0; + + dev_dbg(&dev->pci_dev->dev, "%s(): CAM_CTRLSTAT=0x%x\n", + __func__, readw(dev->bmmio0 + CAM_CTRLSTAT_READ_SET)); + if (slot != 0) + return -EINVAL; + /* pass data to CAM module */ + writew(BIT_CAM_BYPASS << shift, dev->bmmio0 + CAM_CTRLSTAT_CLR); + dev_dbg(&dev->pci_dev->dev, "%s(): CAM_CTRLSTAT=0x%x done\n", + __func__, readw(dev->bmmio0 + CAM_CTRLSTAT_READ_SET)); + return 0; +} + +static int netup_unidvb_ci_slot_shutdown(struct dvb_ca_en50221 *en50221, + int slot) +{ + struct netup_ci_state *state = en50221->data; + struct netup_unidvb_dev *dev = state->dev; + + dev_dbg(&dev->pci_dev->dev, "%s()\n", __func__); + return 0; +} + +static int netup_unidvb_ci_slot_reset(struct dvb_ca_en50221 *en50221, + int slot) +{ + struct netup_ci_state *state = en50221->data; + struct netup_unidvb_dev *dev = state->dev; + unsigned long timeout = 0; + u16 shift = (state->nr == 1) ? CAM1_SHIFT : 0; + u16 ci_stat = 0; + int reset_counter = 3; + + dev_dbg(&dev->pci_dev->dev, "%s(): CAM_CTRLSTAT_READ_SET=0x%x\n", + __func__, readw(dev->bmmio0 + CAM_CTRLSTAT_READ_SET)); +reset: + timeout = jiffies + msecs_to_jiffies(5000); + /* start reset */ + writew(BIT_CAM_RESET << shift, dev->bmmio0 + CAM_CTRLSTAT_READ_SET); + dev_dbg(&dev->pci_dev->dev, "%s(): waiting for reset\n", __func__); + /* wait until reset done */ + while (time_before(jiffies, timeout)) { + ci_stat = readw(dev->bmmio0 + CAM_CTRLSTAT_READ_SET); + if (ci_stat & (BIT_CAM_READY << shift)) + break; + udelay(1000); + } + if (!(ci_stat & (BIT_CAM_READY << shift)) && reset_counter > 0) { + dev_dbg(&dev->pci_dev->dev, + "%s(): CAMP reset timeout! Will try again..\n", + __func__); + reset_counter--; + goto reset; + } + return 0; +} + +static int netup_unidvb_poll_ci_slot_status(struct dvb_ca_en50221 *en50221, + int slot, int open) +{ + struct netup_ci_state *state = en50221->data; + struct netup_unidvb_dev *dev = state->dev; + u16 shift = (state->nr == 1) ? CAM1_SHIFT : 0; + u16 ci_stat = 0; + + dev_dbg(&dev->pci_dev->dev, "%s(): CAM_CTRLSTAT_READ_SET=0x%x\n", + __func__, readw(dev->bmmio0 + CAM_CTRLSTAT_READ_SET)); + ci_stat = readw(dev->bmmio0 + CAM_CTRLSTAT_READ_SET); + if (ci_stat & (BIT_CAM_READY << shift)) { + state->status = DVB_CA_EN50221_POLL_CAM_PRESENT | + DVB_CA_EN50221_POLL_CAM_READY; + } else if (ci_stat & (BIT_CAM_PRESENT << shift)) { + state->status = DVB_CA_EN50221_POLL_CAM_PRESENT; + } else { + state->status = 0; + } + return state->status; +} + +static int netup_unidvb_ci_read_attribute_mem(struct dvb_ca_en50221 *en50221, + int slot, int addr) +{ + struct netup_ci_state *state = en50221->data; + struct netup_unidvb_dev *dev = state->dev; + u8 val = state->membase8_config[addr]; + + dev_dbg(&dev->pci_dev->dev, + "%s(): addr=0x%x val=0x%x\n", __func__, addr, val); + return val; +} + +static int netup_unidvb_ci_write_attribute_mem(struct dvb_ca_en50221 *en50221, + int slot, int addr, u8 data) +{ + struct netup_ci_state *state = en50221->data; + struct netup_unidvb_dev *dev = state->dev; + + dev_dbg(&dev->pci_dev->dev, + "%s(): addr=0x%x data=0x%x\n", __func__, addr, data); + state->membase8_config[addr] = data; + return 0; +} + +static int netup_unidvb_ci_read_cam_ctl(struct dvb_ca_en50221 *en50221, + int slot, u8 addr) +{ + struct netup_ci_state *state = en50221->data; + struct netup_unidvb_dev *dev = state->dev; + u8 val = state->membase8_io[addr]; + + dev_dbg(&dev->pci_dev->dev, + "%s(): addr=0x%x val=0x%x\n", __func__, addr, val); + return val; +} + +static int netup_unidvb_ci_write_cam_ctl(struct dvb_ca_en50221 *en50221, + int slot, u8 addr, u8 data) +{ + struct netup_ci_state *state = en50221->data; + struct netup_unidvb_dev *dev = state->dev; + + dev_dbg(&dev->pci_dev->dev, + "%s(): addr=0x%x data=0x%x\n", __func__, addr, data); + state->membase8_io[addr] = data; + return 0; +} + +int netup_unidvb_ci_register(struct netup_unidvb_dev *dev, + int num, struct pci_dev *pci_dev) +{ + int result; + struct netup_ci_state *state; + + if (num < 0 || num > 1) { + dev_err(&pci_dev->dev, "%s(): invalid CI adapter %d\n", + __func__, num); + return -EINVAL; + } + state = &dev->ci[num]; + state->nr = num; + state->membase8_config = dev->bmmio1 + + ((num == 0) ? CAM0_CONFIG : CAM1_CONFIG); + state->membase8_io = dev->bmmio1 + + ((num == 0) ? CAM0_IO : CAM1_IO); + state->dev = dev; + state->ca.owner = THIS_MODULE; + state->ca.read_attribute_mem = netup_unidvb_ci_read_attribute_mem; + state->ca.write_attribute_mem = netup_unidvb_ci_write_attribute_mem; + state->ca.read_cam_control = netup_unidvb_ci_read_cam_ctl; + state->ca.write_cam_control = netup_unidvb_ci_write_cam_ctl; + state->ca.slot_reset = netup_unidvb_ci_slot_reset; + state->ca.slot_shutdown = netup_unidvb_ci_slot_shutdown; + state->ca.slot_ts_enable = netup_unidvb_ci_slot_ts_ctl; + state->ca.poll_slot_status = netup_unidvb_poll_ci_slot_status; + state->ca.data = state; + result = dvb_ca_en50221_init(&dev->frontends[num].adapter, + &state->ca, 0, 1); + if (result < 0) { + dev_err(&pci_dev->dev, + "%s(): dvb_ca_en50221_init result %d\n", + __func__, result); + return result; + } + writew(NETUP_UNIDVB_IRQ_CI, (u16 *)(dev->bmmio0 + REG_IMASK_SET)); + dev_info(&pci_dev->dev, + "%s(): CI adapter %d init done\n", __func__, num); + return 0; +} + +void netup_unidvb_ci_unregister(struct netup_unidvb_dev *dev, int num) +{ + struct netup_ci_state *state; + + dev_dbg(&dev->pci_dev->dev, "%s()\n", __func__); + if (num < 0 || num > 1) { + dev_err(&dev->pci_dev->dev, "%s(): invalid CI adapter %d\n", + __func__, num); + return; + } + state = &dev->ci[num]; + dvb_ca_en50221_release(&state->ca); +} + diff --git a/drivers/media/pci/netup_unidvb/netup_unidvb_core.c b/drivers/media/pci/netup_unidvb/netup_unidvb_core.c new file mode 100644 index 000000000..6d8bf6277 --- /dev/null +++ b/drivers/media/pci/netup_unidvb/netup_unidvb_core.c @@ -0,0 +1,1001 @@ +/* + * netup_unidvb_core.c + * + * Main module for NetUP Universal Dual DVB-CI + * + * Copyright (C) 2014 NetUP Inc. + * Copyright (C) 2014 Sergey Kozlov <serjk@netup.ru> + * Copyright (C) 2014 Abylay Ospan <aospan@netup.ru> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <linux/init.h> +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/kmod.h> +#include <linux/kernel.h> +#include <linux/slab.h> +#include <linux/interrupt.h> +#include <linux/delay.h> +#include <linux/list.h> +#include <media/videobuf2-vmalloc.h> + +#include "netup_unidvb.h" +#include "cxd2841er.h" +#include "horus3a.h" +#include "ascot2e.h" +#include "lnbh25.h" + +static int spi_enable; +module_param(spi_enable, int, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH); + +MODULE_DESCRIPTION("Driver for NetUP Dual Universal DVB CI PCIe card"); +MODULE_AUTHOR("info@netup.ru"); +MODULE_VERSION(NETUP_UNIDVB_VERSION); +MODULE_LICENSE("GPL"); + +DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); + +/* Avalon-MM PCI-E registers */ +#define AVL_PCIE_IENR 0x50 +#define AVL_PCIE_ISR 0x40 +#define AVL_IRQ_ENABLE 0x80 +#define AVL_IRQ_ASSERTED 0x80 +/* GPIO registers */ +#define GPIO_REG_IO 0x4880 +#define GPIO_REG_IO_TOGGLE 0x4882 +#define GPIO_REG_IO_SET 0x4884 +#define GPIO_REG_IO_CLEAR 0x4886 +/* GPIO bits */ +#define GPIO_FEA_RESET (1 << 0) +#define GPIO_FEB_RESET (1 << 1) +#define GPIO_RFA_CTL (1 << 2) +#define GPIO_RFB_CTL (1 << 3) +#define GPIO_FEA_TU_RESET (1 << 4) +#define GPIO_FEB_TU_RESET (1 << 5) +/* DMA base address */ +#define NETUP_DMA0_ADDR 0x4900 +#define NETUP_DMA1_ADDR 0x4940 +/* 8 DMA blocks * 128 packets * 188 bytes*/ +#define NETUP_DMA_BLOCKS_COUNT 8 +#define NETUP_DMA_PACKETS_COUNT 128 +/* DMA status bits */ +#define BIT_DMA_RUN 1 +#define BIT_DMA_ERROR 2 +#define BIT_DMA_IRQ 0x200 + +/** + * struct netup_dma_regs - the map of DMA module registers + * @ctrlstat_set: Control register, write to set control bits + * @ctrlstat_clear: Control register, write to clear control bits + * @start_addr_lo: DMA ring buffer start address, lower part + * @start_addr_hi: DMA ring buffer start address, higher part + * @size: DMA ring buffer size register + Bits [0-7]: DMA packet size, 188 bytes + Bits [16-23]: packets count in block, 128 packets + Bits [24-31]: blocks count, 8 blocks + * @timeout: DMA timeout in units of 8ns + For example, value of 375000000 equals to 3 sec + * @curr_addr_lo: Current ring buffer head address, lower part + * @curr_addr_hi: Current ring buffer head address, higher part + * @stat_pkt_received: Statistic register, not tested + * @stat_pkt_accepted: Statistic register, not tested + * @stat_pkt_overruns: Statistic register, not tested + * @stat_pkt_underruns: Statistic register, not tested + * @stat_fifo_overruns: Statistic register, not tested + */ +struct netup_dma_regs { + __le32 ctrlstat_set; + __le32 ctrlstat_clear; + __le32 start_addr_lo; + __le32 start_addr_hi; + __le32 size; + __le32 timeout; + __le32 curr_addr_lo; + __le32 curr_addr_hi; + __le32 stat_pkt_received; + __le32 stat_pkt_accepted; + __le32 stat_pkt_overruns; + __le32 stat_pkt_underruns; + __le32 stat_fifo_overruns; +} __packed __aligned(1); + +struct netup_unidvb_buffer { + struct vb2_buffer vb; + struct list_head list; + u32 size; +}; + +static int netup_unidvb_tuner_ctrl(void *priv, int is_dvb_tc); +static void netup_unidvb_queue_cleanup(struct netup_dma *dma); + +static struct cxd2841er_config demod_config = { + .i2c_addr = 0xc8 +}; + +static struct horus3a_config horus3a_conf = { + .i2c_address = 0xc0, + .xtal_freq_mhz = 16, + .set_tuner_callback = netup_unidvb_tuner_ctrl +}; + +static struct ascot2e_config ascot2e_conf = { + .i2c_address = 0xc2, + .set_tuner_callback = netup_unidvb_tuner_ctrl +}; + +static struct lnbh25_config lnbh25_conf = { + .i2c_address = 0x10, + .data2_config = LNBH25_TEN | LNBH25_EXTM +}; + +static int netup_unidvb_tuner_ctrl(void *priv, int is_dvb_tc) +{ + u8 reg, mask; + struct netup_dma *dma = priv; + struct netup_unidvb_dev *ndev; + + if (!priv) + return -EINVAL; + ndev = dma->ndev; + dev_dbg(&ndev->pci_dev->dev, "%s(): num %d is_dvb_tc %d\n", + __func__, dma->num, is_dvb_tc); + reg = readb(ndev->bmmio0 + GPIO_REG_IO); + mask = (dma->num == 0) ? GPIO_RFA_CTL : GPIO_RFB_CTL; + if (!is_dvb_tc) + reg |= mask; + else + reg &= ~mask; + writeb(reg, ndev->bmmio0 + GPIO_REG_IO); + return 0; +} + +static void netup_unidvb_dev_enable(struct netup_unidvb_dev *ndev) +{ + u16 gpio_reg; + + /* enable PCI-E interrupts */ + writel(AVL_IRQ_ENABLE, ndev->bmmio0 + AVL_PCIE_IENR); + /* unreset frontends bits[0:1] */ + writeb(0x00, ndev->bmmio0 + GPIO_REG_IO); + msleep(100); + gpio_reg = + GPIO_FEA_RESET | GPIO_FEB_RESET | + GPIO_FEA_TU_RESET | GPIO_FEB_TU_RESET | + GPIO_RFA_CTL | GPIO_RFB_CTL; + writeb(gpio_reg, ndev->bmmio0 + GPIO_REG_IO); + dev_dbg(&ndev->pci_dev->dev, + "%s(): AVL_PCIE_IENR 0x%x GPIO_REG_IO 0x%x\n", + __func__, readl(ndev->bmmio0 + AVL_PCIE_IENR), + (int)readb(ndev->bmmio0 + GPIO_REG_IO)); + +} + +static void netup_unidvb_dma_enable(struct netup_dma *dma, int enable) +{ + u32 irq_mask = (dma->num == 0 ? + NETUP_UNIDVB_IRQ_DMA1 : NETUP_UNIDVB_IRQ_DMA2); + + dev_dbg(&dma->ndev->pci_dev->dev, + "%s(): DMA%d enable %d\n", __func__, dma->num, enable); + if (enable) { + writel(BIT_DMA_RUN, &dma->regs->ctrlstat_set); + writew(irq_mask, + (u16 *)(dma->ndev->bmmio0 + REG_IMASK_SET)); + } else { + writel(BIT_DMA_RUN, &dma->regs->ctrlstat_clear); + writew(irq_mask, + (u16 *)(dma->ndev->bmmio0 + REG_IMASK_CLEAR)); + } +} + +static irqreturn_t netup_dma_interrupt(struct netup_dma *dma) +{ + u64 addr_curr; + u32 size; + unsigned long flags; + struct device *dev = &dma->ndev->pci_dev->dev; + + spin_lock_irqsave(&dma->lock, flags); + addr_curr = ((u64)readl(&dma->regs->curr_addr_hi) << 32) | + (u64)readl(&dma->regs->curr_addr_lo) | dma->high_addr; + /* clear IRQ */ + writel(BIT_DMA_IRQ, &dma->regs->ctrlstat_clear); + /* sanity check */ + if (addr_curr < dma->addr_phys || + addr_curr > dma->addr_phys + dma->ring_buffer_size) { + if (addr_curr != 0) { + dev_err(dev, + "%s(): addr 0x%llx not from 0x%llx:0x%llx\n", + __func__, addr_curr, (u64)dma->addr_phys, + (u64)(dma->addr_phys + dma->ring_buffer_size)); + } + goto irq_handled; + } + size = (addr_curr >= dma->addr_last) ? + (u32)(addr_curr - dma->addr_last) : + (u32)(dma->ring_buffer_size - (dma->addr_last - addr_curr)); + if (dma->data_size != 0) { + printk_ratelimited("%s(): lost interrupt, data size %d\n", + __func__, dma->data_size); + dma->data_size += size; + } + if (dma->data_size == 0 || dma->data_size > dma->ring_buffer_size) { + dma->data_size = size; + dma->data_offset = (u32)(dma->addr_last - dma->addr_phys); + } + dma->addr_last = addr_curr; + queue_work(dma->ndev->wq, &dma->work); +irq_handled: + spin_unlock_irqrestore(&dma->lock, flags); + return IRQ_HANDLED; +} + +static irqreturn_t netup_unidvb_isr(int irq, void *dev_id) +{ + struct pci_dev *pci_dev = (struct pci_dev *)dev_id; + struct netup_unidvb_dev *ndev = pci_get_drvdata(pci_dev); + u32 reg40, reg_isr; + irqreturn_t iret = IRQ_NONE; + + /* disable interrupts */ + writel(0, ndev->bmmio0 + AVL_PCIE_IENR); + /* check IRQ source */ + reg40 = readl(ndev->bmmio0 + AVL_PCIE_ISR); + if ((reg40 & AVL_IRQ_ASSERTED) != 0) { + /* IRQ is being signaled */ + reg_isr = readw(ndev->bmmio0 + REG_ISR); + if (reg_isr & NETUP_UNIDVB_IRQ_I2C0) { + iret = netup_i2c_interrupt(&ndev->i2c[0]); + } else if (reg_isr & NETUP_UNIDVB_IRQ_I2C1) { + iret = netup_i2c_interrupt(&ndev->i2c[1]); + } else if (reg_isr & NETUP_UNIDVB_IRQ_SPI) { + iret = netup_spi_interrupt(ndev->spi); + } else if (reg_isr & NETUP_UNIDVB_IRQ_DMA1) { + iret = netup_dma_interrupt(&ndev->dma[0]); + } else if (reg_isr & NETUP_UNIDVB_IRQ_DMA2) { + iret = netup_dma_interrupt(&ndev->dma[1]); + } else if (reg_isr & NETUP_UNIDVB_IRQ_CI) { + iret = netup_ci_interrupt(ndev); + } else { + dev_err(&pci_dev->dev, + "%s(): unknown interrupt 0x%x\n", + __func__, reg_isr); + } + } + /* re-enable interrupts */ + writel(AVL_IRQ_ENABLE, ndev->bmmio0 + AVL_PCIE_IENR); + return iret; +} + +static int netup_unidvb_queue_setup(struct vb2_queue *vq, + const struct v4l2_format *fmt, + unsigned int *nbuffers, + unsigned int *nplanes, + unsigned int sizes[], + void *alloc_ctxs[]) +{ + struct netup_dma *dma = vb2_get_drv_priv(vq); + + dev_dbg(&dma->ndev->pci_dev->dev, "%s()\n", __func__); + + *nplanes = 1; + if (vq->num_buffers + *nbuffers < VIDEO_MAX_FRAME) + *nbuffers = VIDEO_MAX_FRAME - vq->num_buffers; + sizes[0] = PAGE_ALIGN(NETUP_DMA_PACKETS_COUNT * 188); + dev_dbg(&dma->ndev->pci_dev->dev, "%s() nbuffers=%d sizes[0]=%d\n", + __func__, *nbuffers, sizes[0]); + return 0; +} + +static int netup_unidvb_buf_prepare(struct vb2_buffer *vb) +{ + struct netup_dma *dma = vb2_get_drv_priv(vb->vb2_queue); + struct netup_unidvb_buffer *buf = container_of(vb, + struct netup_unidvb_buffer, vb); + + dev_dbg(&dma->ndev->pci_dev->dev, "%s(): buf 0x%p\n", __func__, buf); + buf->size = 0; + return 0; +} + +static void netup_unidvb_buf_queue(struct vb2_buffer *vb) +{ + unsigned long flags; + struct netup_dma *dma = vb2_get_drv_priv(vb->vb2_queue); + struct netup_unidvb_buffer *buf = container_of(vb, + struct netup_unidvb_buffer, vb); + + dev_dbg(&dma->ndev->pci_dev->dev, "%s(): %p\n", __func__, buf); + spin_lock_irqsave(&dma->lock, flags); + list_add_tail(&buf->list, &dma->free_buffers); + spin_unlock_irqrestore(&dma->lock, flags); + mod_timer(&dma->timeout, jiffies + msecs_to_jiffies(1000)); +} + +static int netup_unidvb_start_streaming(struct vb2_queue *q, unsigned int count) +{ + struct netup_dma *dma = vb2_get_drv_priv(q); + + dev_dbg(&dma->ndev->pci_dev->dev, "%s()\n", __func__); + netup_unidvb_dma_enable(dma, 1); + return 0; +} + +static void netup_unidvb_stop_streaming(struct vb2_queue *q) +{ + struct netup_dma *dma = vb2_get_drv_priv(q); + + dev_dbg(&dma->ndev->pci_dev->dev, "%s()\n", __func__); + netup_unidvb_dma_enable(dma, 0); + netup_unidvb_queue_cleanup(dma); +} + +static struct vb2_ops dvb_qops = { + .queue_setup = netup_unidvb_queue_setup, + .buf_prepare = netup_unidvb_buf_prepare, + .buf_queue = netup_unidvb_buf_queue, + .start_streaming = netup_unidvb_start_streaming, + .stop_streaming = netup_unidvb_stop_streaming, +}; + +static int netup_unidvb_queue_init(struct netup_dma *dma, + struct vb2_queue *vb_queue) +{ + int res; + + /* Init videobuf2 queue structure */ + vb_queue->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + vb_queue->io_modes = VB2_MMAP | VB2_USERPTR | VB2_READ; + vb_queue->drv_priv = dma; + vb_queue->buf_struct_size = sizeof(struct netup_unidvb_buffer); + vb_queue->ops = &dvb_qops; + vb_queue->mem_ops = &vb2_vmalloc_memops; + vb_queue->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; + res = vb2_queue_init(vb_queue); + if (res != 0) { + dev_err(&dma->ndev->pci_dev->dev, + "%s(): vb2_queue_init failed (%d)\n", __func__, res); + } + return res; +} + +static int netup_unidvb_dvb_init(struct netup_unidvb_dev *ndev, + int num) +{ + struct vb2_dvb_frontend *fe0, *fe1, *fe2; + + if (num < 0 || num > 1) { + dev_dbg(&ndev->pci_dev->dev, + "%s(): unable to init DVB bus %d\n", __func__, num); + return -ENODEV; + } + mutex_init(&ndev->frontends[num].lock); + INIT_LIST_HEAD(&ndev->frontends[num].felist); + if (vb2_dvb_alloc_frontend(&ndev->frontends[num], 1) == NULL || + vb2_dvb_alloc_frontend( + &ndev->frontends[num], 2) == NULL || + vb2_dvb_alloc_frontend( + &ndev->frontends[num], 3) == NULL) { + dev_dbg(&ndev->pci_dev->dev, + "%s(): unable to to alllocate vb2_dvb_frontend\n", + __func__); + return -ENOMEM; + } + fe0 = vb2_dvb_get_frontend(&ndev->frontends[num], 1); + fe1 = vb2_dvb_get_frontend(&ndev->frontends[num], 2); + fe2 = vb2_dvb_get_frontend(&ndev->frontends[num], 3); + if (fe0 == NULL || fe1 == NULL || fe2 == NULL) { + dev_dbg(&ndev->pci_dev->dev, + "%s(): frontends has not been allocated\n", __func__); + return -EINVAL; + } + netup_unidvb_queue_init(&ndev->dma[num], &fe0->dvb.dvbq); + netup_unidvb_queue_init(&ndev->dma[num], &fe1->dvb.dvbq); + netup_unidvb_queue_init(&ndev->dma[num], &fe2->dvb.dvbq); + fe0->dvb.name = "netup_fe0"; + fe1->dvb.name = "netup_fe1"; + fe2->dvb.name = "netup_fe2"; + fe0->dvb.frontend = dvb_attach(cxd2841er_attach_s, + &demod_config, &ndev->i2c[num].adap); + if (fe0->dvb.frontend == NULL) { + dev_dbg(&ndev->pci_dev->dev, + "%s(): unable to attach DVB-S/S2 frontend\n", + __func__); + goto frontend_detach; + } + horus3a_conf.set_tuner_priv = &ndev->dma[num]; + if (!dvb_attach(horus3a_attach, fe0->dvb.frontend, + &horus3a_conf, &ndev->i2c[num].adap)) { + dev_dbg(&ndev->pci_dev->dev, + "%s(): unable to attach DVB-S/S2 tuner frontend\n", + __func__); + goto frontend_detach; + } + if (!dvb_attach(lnbh25_attach, fe0->dvb.frontend, + &lnbh25_conf, &ndev->i2c[num].adap)) { + dev_dbg(&ndev->pci_dev->dev, + "%s(): unable to attach SEC frontend\n", __func__); + goto frontend_detach; + } + /* DVB-T/T2 frontend */ + fe1->dvb.frontend = dvb_attach(cxd2841er_attach_t, + &demod_config, &ndev->i2c[num].adap); + if (fe1->dvb.frontend == NULL) { + dev_dbg(&ndev->pci_dev->dev, + "%s(): unable to attach DVB-T frontend\n", __func__); + goto frontend_detach; + } + fe1->dvb.frontend->id = 1; + ascot2e_conf.set_tuner_priv = &ndev->dma[num]; + if (!dvb_attach(ascot2e_attach, fe1->dvb.frontend, + &ascot2e_conf, &ndev->i2c[num].adap)) { + dev_dbg(&ndev->pci_dev->dev, + "%s(): unable to attach DVB-T tuner frontend\n", + __func__); + goto frontend_detach; + } + /* DVB-C/C2 frontend */ + fe2->dvb.frontend = dvb_attach(cxd2841er_attach_c, + &demod_config, &ndev->i2c[num].adap); + if (fe2->dvb.frontend == NULL) { + dev_dbg(&ndev->pci_dev->dev, + "%s(): unable to attach DVB-C frontend\n", __func__); + goto frontend_detach; + } + fe2->dvb.frontend->id = 2; + if (!dvb_attach(ascot2e_attach, fe2->dvb.frontend, + &ascot2e_conf, &ndev->i2c[num].adap)) { + dev_dbg(&ndev->pci_dev->dev, + "%s(): unable to attach DVB-T/C tuner frontend\n", + __func__); + goto frontend_detach; + } + + if (vb2_dvb_register_bus(&ndev->frontends[num], + THIS_MODULE, NULL, + &ndev->pci_dev->dev, adapter_nr, 1)) { + dev_dbg(&ndev->pci_dev->dev, + "%s(): unable to register DVB bus %d\n", + __func__, num); + goto frontend_detach; + } + dev_info(&ndev->pci_dev->dev, "DVB init done, num=%d\n", num); + return 0; +frontend_detach: + vb2_dvb_dealloc_frontends(&ndev->frontends[num]); + return -EINVAL; +} + +static void netup_unidvb_dvb_fini(struct netup_unidvb_dev *ndev, int num) +{ + if (num < 0 || num > 1) { + dev_err(&ndev->pci_dev->dev, + "%s(): unable to unregister DVB bus %d\n", + __func__, num); + return; + } + vb2_dvb_unregister_bus(&ndev->frontends[num]); + dev_info(&ndev->pci_dev->dev, + "%s(): DVB bus %d unregistered\n", __func__, num); +} + +static int netup_unidvb_dvb_setup(struct netup_unidvb_dev *ndev) +{ + int res; + + res = netup_unidvb_dvb_init(ndev, 0); + if (res) + return res; + res = netup_unidvb_dvb_init(ndev, 1); + if (res) { + netup_unidvb_dvb_fini(ndev, 0); + return res; + } + return 0; +} + +static int netup_unidvb_ring_copy(struct netup_dma *dma, + struct netup_unidvb_buffer *buf) +{ + u32 copy_bytes, ring_bytes; + u32 buff_bytes = NETUP_DMA_PACKETS_COUNT * 188 - buf->size; + u8 *p = vb2_plane_vaddr(&buf->vb, 0); + struct netup_unidvb_dev *ndev = dma->ndev; + + if (p == NULL) { + dev_err(&ndev->pci_dev->dev, + "%s(): buffer is NULL\n", __func__); + return -EINVAL; + } + p += buf->size; + if (dma->data_offset + dma->data_size > dma->ring_buffer_size) { + ring_bytes = dma->ring_buffer_size - dma->data_offset; + copy_bytes = (ring_bytes > buff_bytes) ? + buff_bytes : ring_bytes; + memcpy_fromio(p, dma->addr_virt + dma->data_offset, copy_bytes); + p += copy_bytes; + buf->size += copy_bytes; + buff_bytes -= copy_bytes; + dma->data_size -= copy_bytes; + dma->data_offset += copy_bytes; + if (dma->data_offset == dma->ring_buffer_size) + dma->data_offset = 0; + } + if (buff_bytes > 0) { + ring_bytes = dma->data_size; + copy_bytes = (ring_bytes > buff_bytes) ? + buff_bytes : ring_bytes; + memcpy_fromio(p, dma->addr_virt + dma->data_offset, copy_bytes); + buf->size += copy_bytes; + dma->data_size -= copy_bytes; + dma->data_offset += copy_bytes; + if (dma->data_offset == dma->ring_buffer_size) + dma->data_offset = 0; + } + return 0; +} + +static void netup_unidvb_dma_worker(struct work_struct *work) +{ + struct netup_dma *dma = container_of(work, struct netup_dma, work); + struct netup_unidvb_dev *ndev = dma->ndev; + struct netup_unidvb_buffer *buf; + unsigned long flags; + + spin_lock_irqsave(&dma->lock, flags); + if (dma->data_size == 0) { + dev_dbg(&ndev->pci_dev->dev, + "%s(): data_size == 0\n", __func__); + goto work_done; + } + while (dma->data_size > 0) { + if (list_empty(&dma->free_buffers)) { + dev_dbg(&ndev->pci_dev->dev, + "%s(): no free buffers\n", __func__); + goto work_done; + } + buf = list_first_entry(&dma->free_buffers, + struct netup_unidvb_buffer, list); + if (buf->size >= NETUP_DMA_PACKETS_COUNT * 188) { + dev_dbg(&ndev->pci_dev->dev, + "%s(): buffer overflow, size %d\n", + __func__, buf->size); + goto work_done; + } + if (netup_unidvb_ring_copy(dma, buf)) + goto work_done; + if (buf->size == NETUP_DMA_PACKETS_COUNT * 188) { + list_del(&buf->list); + dev_dbg(&ndev->pci_dev->dev, + "%s(): buffer %p done, size %d\n", + __func__, buf, buf->size); + v4l2_get_timestamp(&buf->vb.v4l2_buf.timestamp); + vb2_set_plane_payload(&buf->vb, 0, buf->size); + vb2_buffer_done(&buf->vb, VB2_BUF_STATE_DONE); + } + } +work_done: + dma->data_size = 0; + spin_unlock_irqrestore(&dma->lock, flags); +} + +static void netup_unidvb_queue_cleanup(struct netup_dma *dma) +{ + struct netup_unidvb_buffer *buf; + unsigned long flags; + + spin_lock_irqsave(&dma->lock, flags); + while (!list_empty(&dma->free_buffers)) { + buf = list_first_entry(&dma->free_buffers, + struct netup_unidvb_buffer, list); + list_del(&buf->list); + vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR); + } + spin_unlock_irqrestore(&dma->lock, flags); +} + +static void netup_unidvb_dma_timeout(unsigned long data) +{ + struct netup_dma *dma = (struct netup_dma *)data; + struct netup_unidvb_dev *ndev = dma->ndev; + + dev_dbg(&ndev->pci_dev->dev, "%s()\n", __func__); + netup_unidvb_queue_cleanup(dma); +} + +static int netup_unidvb_dma_init(struct netup_unidvb_dev *ndev, int num) +{ + struct netup_dma *dma; + struct device *dev = &ndev->pci_dev->dev; + + if (num < 0 || num > 1) { + dev_err(dev, "%s(): unable to register DMA%d\n", + __func__, num); + return -ENODEV; + } + dma = &ndev->dma[num]; + dev_info(dev, "%s(): starting DMA%d\n", __func__, num); + dma->num = num; + dma->ndev = ndev; + spin_lock_init(&dma->lock); + INIT_WORK(&dma->work, netup_unidvb_dma_worker); + INIT_LIST_HEAD(&dma->free_buffers); + dma->timeout.function = netup_unidvb_dma_timeout; + dma->timeout.data = (unsigned long)dma; + init_timer(&dma->timeout); + dma->ring_buffer_size = ndev->dma_size / 2; + dma->addr_virt = ndev->dma_virt + dma->ring_buffer_size * num; + dma->addr_phys = (dma_addr_t)((u64)ndev->dma_phys + + dma->ring_buffer_size * num); + dev_info(dev, "%s(): DMA%d buffer virt/phys 0x%p/0x%llx size %d\n", + __func__, num, dma->addr_virt, + (unsigned long long)dma->addr_phys, + dma->ring_buffer_size); + memset_io(dma->addr_virt, 0, dma->ring_buffer_size); + dma->addr_last = dma->addr_phys; + dma->high_addr = (u32)(dma->addr_phys & 0xC0000000); + dma->regs = (struct netup_dma_regs *)(num == 0 ? + ndev->bmmio0 + NETUP_DMA0_ADDR : + ndev->bmmio0 + NETUP_DMA1_ADDR); + writel((NETUP_DMA_BLOCKS_COUNT << 24) | + (NETUP_DMA_PACKETS_COUNT << 8) | 188, &dma->regs->size); + writel((u32)(dma->addr_phys & 0x3FFFFFFF), &dma->regs->start_addr_lo); + writel(0, &dma->regs->start_addr_hi); + writel(dma->high_addr, ndev->bmmio0 + 0x1000); + writel(375000000, &dma->regs->timeout); + msleep(1000); + writel(BIT_DMA_IRQ, &dma->regs->ctrlstat_clear); + return 0; +} + +static void netup_unidvb_dma_fini(struct netup_unidvb_dev *ndev, int num) +{ + struct netup_dma *dma; + + if (num < 0 || num > 1) + return; + dev_dbg(&ndev->pci_dev->dev, "%s(): num %d\n", __func__, num); + dma = &ndev->dma[num]; + netup_unidvb_dma_enable(dma, 0); + msleep(50); + cancel_work_sync(&dma->work); + del_timer(&dma->timeout); +} + +static int netup_unidvb_dma_setup(struct netup_unidvb_dev *ndev) +{ + int res; + + res = netup_unidvb_dma_init(ndev, 0); + if (res) + return res; + res = netup_unidvb_dma_init(ndev, 1); + if (res) { + netup_unidvb_dma_fini(ndev, 0); + return res; + } + netup_unidvb_dma_enable(&ndev->dma[0], 0); + netup_unidvb_dma_enable(&ndev->dma[1], 0); + return 0; +} + +static int netup_unidvb_ci_setup(struct netup_unidvb_dev *ndev, + struct pci_dev *pci_dev) +{ + int res; + + writew(NETUP_UNIDVB_IRQ_CI, ndev->bmmio0 + REG_IMASK_SET); + res = netup_unidvb_ci_register(ndev, 0, pci_dev); + if (res) + return res; + res = netup_unidvb_ci_register(ndev, 1, pci_dev); + if (res) + netup_unidvb_ci_unregister(ndev, 0); + return res; +} + +static int netup_unidvb_request_mmio(struct pci_dev *pci_dev) +{ + if (!request_mem_region(pci_resource_start(pci_dev, 0), + pci_resource_len(pci_dev, 0), NETUP_UNIDVB_NAME)) { + dev_err(&pci_dev->dev, + "%s(): unable to request MMIO bar 0 at 0x%llx\n", + __func__, + (unsigned long long)pci_resource_start(pci_dev, 0)); + return -EBUSY; + } + if (!request_mem_region(pci_resource_start(pci_dev, 1), + pci_resource_len(pci_dev, 1), NETUP_UNIDVB_NAME)) { + dev_err(&pci_dev->dev, + "%s(): unable to request MMIO bar 1 at 0x%llx\n", + __func__, + (unsigned long long)pci_resource_start(pci_dev, 1)); + release_mem_region(pci_resource_start(pci_dev, 0), + pci_resource_len(pci_dev, 0)); + return -EBUSY; + } + return 0; +} + +static int netup_unidvb_request_modules(struct device *dev) +{ + static const char * const modules[] = { + "lnbh25", "ascot2e", "horus3a", "cxd2841er", NULL + }; + const char * const *curr_mod = modules; + int err; + + while (*curr_mod != NULL) { + err = request_module(*curr_mod); + if (err) { + dev_warn(dev, "request_module(%s) failed: %d\n", + *curr_mod, err); + } + ++curr_mod; + } + return 0; +} + +static int netup_unidvb_initdev(struct pci_dev *pci_dev, + const struct pci_device_id *pci_id) +{ + u8 board_revision; + u16 board_vendor; + struct netup_unidvb_dev *ndev; + int old_firmware = 0; + + netup_unidvb_request_modules(&pci_dev->dev); + + /* Check card revision */ + if (pci_dev->revision != NETUP_PCI_DEV_REVISION) { + dev_err(&pci_dev->dev, + "netup_unidvb: expected card revision %d, got %d\n", + NETUP_PCI_DEV_REVISION, pci_dev->revision); + dev_err(&pci_dev->dev, + "Please upgrade firmware!\n"); + dev_err(&pci_dev->dev, + "Instructions on http://www.netup.tv\n"); + old_firmware = 1; + spi_enable = 1; + } + + /* allocate device context */ + ndev = kzalloc(sizeof(*ndev), GFP_KERNEL); + + if (!ndev) + goto dev_alloc_err; + memset(ndev, 0, sizeof(*ndev)); + ndev->old_fw = old_firmware; + ndev->wq = create_singlethread_workqueue(NETUP_UNIDVB_NAME); + if (!ndev->wq) { + dev_err(&pci_dev->dev, + "%s(): unable to create workqueue\n", __func__); + goto wq_create_err; + } + ndev->pci_dev = pci_dev; + ndev->pci_bus = pci_dev->bus->number; + ndev->pci_slot = PCI_SLOT(pci_dev->devfn); + ndev->pci_func = PCI_FUNC(pci_dev->devfn); + ndev->board_num = ndev->pci_bus*10 + ndev->pci_slot; + pci_set_drvdata(pci_dev, ndev); + /* PCI init */ + dev_info(&pci_dev->dev, "%s(): PCI device (%d). Bus:0x%x Slot:0x%x\n", + __func__, ndev->board_num, ndev->pci_bus, ndev->pci_slot); + + if (pci_enable_device(pci_dev)) { + dev_err(&pci_dev->dev, "%s(): pci_enable_device failed\n", + __func__); + goto pci_enable_err; + } + /* read PCI info */ + pci_read_config_byte(pci_dev, PCI_CLASS_REVISION, &board_revision); + pci_read_config_word(pci_dev, PCI_VENDOR_ID, &board_vendor); + if (board_vendor != NETUP_VENDOR_ID) { + dev_err(&pci_dev->dev, "%s(): unknown board vendor 0x%x", + __func__, board_vendor); + goto pci_detect_err; + } + dev_info(&pci_dev->dev, + "%s(): board vendor 0x%x, revision 0x%x\n", + __func__, board_vendor, board_revision); + pci_set_master(pci_dev); + if (!pci_dma_supported(pci_dev, 0xffffffff)) { + dev_err(&pci_dev->dev, + "%s(): 32bit PCI DMA is not supported\n", __func__); + goto pci_detect_err; + } + dev_info(&pci_dev->dev, "%s(): using 32bit PCI DMA\n", __func__); + /* Clear "no snoop" and "relaxed ordering" bits, use default MRRS. */ + pcie_capability_clear_and_set_word(pci_dev, PCI_EXP_DEVCTL, + PCI_EXP_DEVCTL_READRQ | PCI_EXP_DEVCTL_RELAX_EN | + PCI_EXP_DEVCTL_NOSNOOP_EN, 0); + /* Adjust PCIe completion timeout. */ + pcie_capability_clear_and_set_word(pci_dev, + PCI_EXP_DEVCTL2, 0xf, 0x2); + + if (netup_unidvb_request_mmio(pci_dev)) { + dev_err(&pci_dev->dev, + "%s(): unable to request MMIO regions\n", __func__); + goto pci_detect_err; + } + ndev->lmmio0 = ioremap(pci_resource_start(pci_dev, 0), + pci_resource_len(pci_dev, 0)); + if (!ndev->lmmio0) { + dev_err(&pci_dev->dev, + "%s(): unable to remap MMIO bar 0\n", __func__); + goto pci_bar0_error; + } + ndev->lmmio1 = ioremap(pci_resource_start(pci_dev, 1), + pci_resource_len(pci_dev, 1)); + if (!ndev->lmmio1) { + dev_err(&pci_dev->dev, + "%s(): unable to remap MMIO bar 1\n", __func__); + goto pci_bar1_error; + } + ndev->bmmio0 = (u8 __iomem *)ndev->lmmio0; + ndev->bmmio1 = (u8 __iomem *)ndev->lmmio1; + dev_info(&pci_dev->dev, + "%s(): PCI MMIO at 0x%p (%d); 0x%p (%d); IRQ %d", + __func__, + ndev->lmmio0, (u32)pci_resource_len(pci_dev, 0), + ndev->lmmio1, (u32)pci_resource_len(pci_dev, 1), + pci_dev->irq); + if (request_irq(pci_dev->irq, netup_unidvb_isr, IRQF_SHARED, + "netup_unidvb", pci_dev) < 0) { + dev_err(&pci_dev->dev, + "%s(): can't get IRQ %d\n", __func__, pci_dev->irq); + goto irq_request_err; + } + ndev->dma_size = 2 * 188 * + NETUP_DMA_BLOCKS_COUNT * NETUP_DMA_PACKETS_COUNT; + ndev->dma_virt = dma_alloc_coherent(&pci_dev->dev, + ndev->dma_size, &ndev->dma_phys, GFP_KERNEL); + if (!ndev->dma_virt) { + dev_err(&pci_dev->dev, "%s(): unable to allocate DMA buffer\n", + __func__); + goto dma_alloc_err; + } + netup_unidvb_dev_enable(ndev); + if (spi_enable && netup_spi_init(ndev)) { + dev_warn(&pci_dev->dev, + "netup_unidvb: SPI flash setup failed\n"); + goto spi_setup_err; + } + if (old_firmware) { + dev_err(&pci_dev->dev, + "netup_unidvb: card initialization was incomplete\n"); + return 0; + } + if (netup_i2c_register(ndev)) { + dev_err(&pci_dev->dev, "netup_unidvb: I2C setup failed\n"); + goto i2c_setup_err; + } + /* enable I2C IRQs */ + writew(NETUP_UNIDVB_IRQ_I2C0 | NETUP_UNIDVB_IRQ_I2C1, + ndev->bmmio0 + REG_IMASK_SET); + usleep_range(5000, 10000); + if (netup_unidvb_dvb_setup(ndev)) { + dev_err(&pci_dev->dev, "netup_unidvb: DVB setup failed\n"); + goto dvb_setup_err; + } + if (netup_unidvb_ci_setup(ndev, pci_dev)) { + dev_err(&pci_dev->dev, "netup_unidvb: CI setup failed\n"); + goto ci_setup_err; + } + if (netup_unidvb_dma_setup(ndev)) { + dev_err(&pci_dev->dev, "netup_unidvb: DMA setup failed\n"); + goto dma_setup_err; + } + dev_info(&pci_dev->dev, + "netup_unidvb: device has been initialized\n"); + return 0; +dma_setup_err: + netup_unidvb_ci_unregister(ndev, 0); + netup_unidvb_ci_unregister(ndev, 1); +ci_setup_err: + netup_unidvb_dvb_fini(ndev, 0); + netup_unidvb_dvb_fini(ndev, 1); +dvb_setup_err: + netup_i2c_unregister(ndev); +i2c_setup_err: + if (ndev->spi) + netup_spi_release(ndev); +spi_setup_err: + dma_free_coherent(&pci_dev->dev, ndev->dma_size, + ndev->dma_virt, ndev->dma_phys); +dma_alloc_err: + free_irq(pci_dev->irq, pci_dev); +irq_request_err: + iounmap(ndev->lmmio1); +pci_bar1_error: + iounmap(ndev->lmmio0); +pci_bar0_error: + release_mem_region(pci_resource_start(pci_dev, 0), + pci_resource_len(pci_dev, 0)); + release_mem_region(pci_resource_start(pci_dev, 1), + pci_resource_len(pci_dev, 1)); +pci_detect_err: + pci_disable_device(pci_dev); +pci_enable_err: + pci_set_drvdata(pci_dev, NULL); + destroy_workqueue(ndev->wq); +wq_create_err: + kfree(ndev); +dev_alloc_err: + dev_err(&pci_dev->dev, + "%s(): failed to initizalize device\n", __func__); + return -EIO; +} + +static void netup_unidvb_finidev(struct pci_dev *pci_dev) +{ + struct netup_unidvb_dev *ndev = pci_get_drvdata(pci_dev); + + dev_info(&pci_dev->dev, "%s(): trying to stop device\n", __func__); + if (!ndev->old_fw) { + netup_unidvb_dma_fini(ndev, 0); + netup_unidvb_dma_fini(ndev, 1); + netup_unidvb_ci_unregister(ndev, 0); + netup_unidvb_ci_unregister(ndev, 1); + netup_unidvb_dvb_fini(ndev, 0); + netup_unidvb_dvb_fini(ndev, 1); + netup_i2c_unregister(ndev); + } + if (ndev->spi) + netup_spi_release(ndev); + writew(0xffff, ndev->bmmio0 + REG_IMASK_CLEAR); + dma_free_coherent(&ndev->pci_dev->dev, ndev->dma_size, + ndev->dma_virt, ndev->dma_phys); + free_irq(pci_dev->irq, pci_dev); + iounmap(ndev->lmmio0); + iounmap(ndev->lmmio1); + release_mem_region(pci_resource_start(pci_dev, 0), + pci_resource_len(pci_dev, 0)); + release_mem_region(pci_resource_start(pci_dev, 1), + pci_resource_len(pci_dev, 1)); + pci_disable_device(pci_dev); + pci_set_drvdata(pci_dev, NULL); + destroy_workqueue(ndev->wq); + kfree(ndev); + dev_info(&pci_dev->dev, + "%s(): device has been successfully stopped\n", __func__); +} + + +static struct pci_device_id netup_unidvb_pci_tbl[] = { + { PCI_DEVICE(0x1b55, 0x18f6) }, + { 0, } +}; +MODULE_DEVICE_TABLE(pci, netup_unidvb_pci_tbl); + +static struct pci_driver netup_unidvb_pci_driver = { + .name = "netup_unidvb", + .id_table = netup_unidvb_pci_tbl, + .probe = netup_unidvb_initdev, + .remove = netup_unidvb_finidev, + .suspend = NULL, + .resume = NULL, +}; + +static int __init netup_unidvb_init(void) +{ + return pci_register_driver(&netup_unidvb_pci_driver); +} + +static void __exit netup_unidvb_fini(void) +{ + pci_unregister_driver(&netup_unidvb_pci_driver); +} + +module_init(netup_unidvb_init); +module_exit(netup_unidvb_fini); diff --git a/drivers/media/pci/netup_unidvb/netup_unidvb_i2c.c b/drivers/media/pci/netup_unidvb/netup_unidvb_i2c.c new file mode 100644 index 000000000..eaaa2d0a5 --- /dev/null +++ b/drivers/media/pci/netup_unidvb/netup_unidvb_i2c.c @@ -0,0 +1,381 @@ +/* + * netup_unidvb_i2c.c + * + * Internal I2C bus driver for NetUP Universal Dual DVB-CI + * + * Copyright (C) 2014 NetUP Inc. + * Copyright (C) 2014 Sergey Kozlov <serjk@netup.ru> + * Copyright (C) 2014 Abylay Ospan <aospan@netup.ru> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/init.h> +#include <linux/delay.h> +#include "netup_unidvb.h" + +#define NETUP_I2C_BUS0_ADDR 0x4800 +#define NETUP_I2C_BUS1_ADDR 0x4840 +#define NETUP_I2C_TIMEOUT 1000 + +/* twi_ctrl0_stat reg bits */ +#define TWI_IRQEN_COMPL 0x1 +#define TWI_IRQEN_ANACK 0x2 +#define TWI_IRQEN_DNACK 0x4 +#define TWI_IRQ_COMPL (TWI_IRQEN_COMPL << 8) +#define TWI_IRQ_ANACK (TWI_IRQEN_ANACK << 8) +#define TWI_IRQ_DNACK (TWI_IRQEN_DNACK << 8) +#define TWI_IRQ_TX 0x800 +#define TWI_IRQ_RX 0x1000 +#define TWI_IRQEN (TWI_IRQEN_COMPL | TWI_IRQEN_ANACK | TWI_IRQEN_DNACK) +/* twi_addr_ctrl1 reg bits*/ +#define TWI_TRANSFER 0x100 +#define TWI_NOSTOP 0x200 +#define TWI_SOFT_RESET 0x2000 +/* twi_clkdiv reg value */ +#define TWI_CLKDIV 156 +/* fifo_stat_ctrl reg bits */ +#define FIFO_IRQEN 0x8000 +#define FIFO_RESET 0x4000 +/* FIFO size */ +#define FIFO_SIZE 16 + +struct netup_i2c_fifo_regs { + union { + __u8 data8; + __le16 data16; + __le32 data32; + }; + __u8 padding[4]; + __le16 stat_ctrl; +} __packed __aligned(1); + +struct netup_i2c_regs { + __le16 clkdiv; + __le16 twi_ctrl0_stat; + __le16 twi_addr_ctrl1; + __le16 length; + __u8 padding1[8]; + struct netup_i2c_fifo_regs tx_fifo; + __u8 padding2[6]; + struct netup_i2c_fifo_regs rx_fifo; +} __packed __aligned(1); + +irqreturn_t netup_i2c_interrupt(struct netup_i2c *i2c) +{ + u16 reg, tmp; + unsigned long flags; + irqreturn_t iret = IRQ_HANDLED; + + spin_lock_irqsave(&i2c->lock, flags); + reg = readw(&i2c->regs->twi_ctrl0_stat); + writew(reg & ~TWI_IRQEN, &i2c->regs->twi_ctrl0_stat); + dev_dbg(i2c->adap.dev.parent, + "%s(): twi_ctrl0_state 0x%x\n", __func__, reg); + if ((reg & TWI_IRQEN_COMPL) != 0 && (reg & TWI_IRQ_COMPL)) { + dev_dbg(i2c->adap.dev.parent, + "%s(): TWI_IRQEN_COMPL\n", __func__); + i2c->state = STATE_DONE; + goto irq_ok; + } + if ((reg & TWI_IRQEN_ANACK) != 0 && (reg & TWI_IRQ_ANACK)) { + dev_dbg(i2c->adap.dev.parent, + "%s(): TWI_IRQEN_ANACK\n", __func__); + i2c->state = STATE_ERROR; + goto irq_ok; + } + if ((reg & TWI_IRQEN_DNACK) != 0 && (reg & TWI_IRQ_DNACK)) { + dev_dbg(i2c->adap.dev.parent, + "%s(): TWI_IRQEN_DNACK\n", __func__); + i2c->state = STATE_ERROR; + goto irq_ok; + } + if ((reg & TWI_IRQ_RX) != 0) { + tmp = readw(&i2c->regs->rx_fifo.stat_ctrl); + writew(tmp & ~FIFO_IRQEN, &i2c->regs->rx_fifo.stat_ctrl); + i2c->state = STATE_WANT_READ; + dev_dbg(i2c->adap.dev.parent, + "%s(): want read\n", __func__); + goto irq_ok; + } + if ((reg & TWI_IRQ_TX) != 0) { + tmp = readw(&i2c->regs->tx_fifo.stat_ctrl); + writew(tmp & ~FIFO_IRQEN, &i2c->regs->tx_fifo.stat_ctrl); + i2c->state = STATE_WANT_WRITE; + dev_dbg(i2c->adap.dev.parent, + "%s(): want write\n", __func__); + goto irq_ok; + } + dev_warn(&i2c->adap.dev, "%s(): not mine interrupt\n", __func__); + iret = IRQ_NONE; +irq_ok: + spin_unlock_irqrestore(&i2c->lock, flags); + if (iret == IRQ_HANDLED) + wake_up(&i2c->wq); + return iret; +} + +static void netup_i2c_reset(struct netup_i2c *i2c) +{ + dev_dbg(i2c->adap.dev.parent, "%s()\n", __func__); + i2c->state = STATE_DONE; + writew(TWI_SOFT_RESET, &i2c->regs->twi_addr_ctrl1); + writew(TWI_CLKDIV, &i2c->regs->clkdiv); + writew(FIFO_RESET, &i2c->regs->tx_fifo.stat_ctrl); + writew(FIFO_RESET, &i2c->regs->rx_fifo.stat_ctrl); + writew(0x800, &i2c->regs->tx_fifo.stat_ctrl); + writew(0x800, &i2c->regs->rx_fifo.stat_ctrl); +} + +static void netup_i2c_fifo_tx(struct netup_i2c *i2c) +{ + u8 data; + u32 fifo_space = FIFO_SIZE - + (readw(&i2c->regs->tx_fifo.stat_ctrl) & 0x3f); + u32 msg_length = i2c->msg->len - i2c->xmit_size; + + msg_length = (msg_length < fifo_space ? msg_length : fifo_space); + while (msg_length--) { + data = i2c->msg->buf[i2c->xmit_size++]; + writeb(data, &i2c->regs->tx_fifo.data8); + dev_dbg(i2c->adap.dev.parent, + "%s(): write 0x%02x\n", __func__, data); + } + if (i2c->xmit_size < i2c->msg->len) { + dev_dbg(i2c->adap.dev.parent, + "%s(): TX IRQ enabled\n", __func__); + writew(readw(&i2c->regs->tx_fifo.stat_ctrl) | FIFO_IRQEN, + &i2c->regs->tx_fifo.stat_ctrl); + } +} + +static void netup_i2c_fifo_rx(struct netup_i2c *i2c) +{ + u8 data; + u32 fifo_size = readw(&i2c->regs->rx_fifo.stat_ctrl) & 0x3f; + + dev_dbg(i2c->adap.dev.parent, + "%s(): RX fifo size %d\n", __func__, fifo_size); + while (fifo_size--) { + data = readb(&i2c->regs->rx_fifo.data8); + if ((i2c->msg->flags & I2C_M_RD) != 0 && + i2c->xmit_size < i2c->msg->len) { + i2c->msg->buf[i2c->xmit_size++] = data; + dev_dbg(i2c->adap.dev.parent, + "%s(): read 0x%02x\n", __func__, data); + } + } + if (i2c->xmit_size < i2c->msg->len) { + dev_dbg(i2c->adap.dev.parent, + "%s(): RX IRQ enabled\n", __func__); + writew(readw(&i2c->regs->rx_fifo.stat_ctrl) | FIFO_IRQEN, + &i2c->regs->rx_fifo.stat_ctrl); + } +} + +static void netup_i2c_start_xfer(struct netup_i2c *i2c) +{ + u16 rdflag = ((i2c->msg->flags & I2C_M_RD) ? 1 : 0); + u16 reg = readw(&i2c->regs->twi_ctrl0_stat); + + writew(TWI_IRQEN | reg, &i2c->regs->twi_ctrl0_stat); + writew(i2c->msg->len, &i2c->regs->length); + writew(TWI_TRANSFER | (i2c->msg->addr << 1) | rdflag, + &i2c->regs->twi_addr_ctrl1); + dev_dbg(i2c->adap.dev.parent, + "%s(): length %d twi_addr_ctrl1 0x%x twi_ctrl0_stat 0x%x\n", + __func__, readw(&i2c->regs->length), + readw(&i2c->regs->twi_addr_ctrl1), + readw(&i2c->regs->twi_ctrl0_stat)); + i2c->state = STATE_WAIT; + i2c->xmit_size = 0; + if (!rdflag) + netup_i2c_fifo_tx(i2c); + else + writew(FIFO_IRQEN | readw(&i2c->regs->rx_fifo.stat_ctrl), + &i2c->regs->rx_fifo.stat_ctrl); +} + +static int netup_i2c_xfer(struct i2c_adapter *adap, + struct i2c_msg *msgs, int num) +{ + unsigned long flags; + int i, trans_done, res = num; + struct netup_i2c *i2c = i2c_get_adapdata(adap); + u16 reg; + + if (num <= 0) { + dev_dbg(i2c->adap.dev.parent, + "%s(): num == %d\n", __func__, num); + return -EINVAL; + } + spin_lock_irqsave(&i2c->lock, flags); + if (i2c->state != STATE_DONE) { + dev_dbg(i2c->adap.dev.parent, + "%s(): i2c->state == %d, resetting I2C\n", + __func__, i2c->state); + netup_i2c_reset(i2c); + } + dev_dbg(i2c->adap.dev.parent, "%s() num %d\n", __func__, num); + for (i = 0; i < num; i++) { + i2c->msg = &msgs[i]; + netup_i2c_start_xfer(i2c); + trans_done = 0; + while (!trans_done) { + spin_unlock_irqrestore(&i2c->lock, flags); + if (wait_event_timeout(i2c->wq, + i2c->state != STATE_WAIT, + msecs_to_jiffies(NETUP_I2C_TIMEOUT))) { + spin_lock_irqsave(&i2c->lock, flags); + switch (i2c->state) { + case STATE_WANT_READ: + netup_i2c_fifo_rx(i2c); + break; + case STATE_WANT_WRITE: + netup_i2c_fifo_tx(i2c); + break; + case STATE_DONE: + if ((i2c->msg->flags & I2C_M_RD) != 0 && + i2c->xmit_size != i2c->msg->len) + netup_i2c_fifo_rx(i2c); + dev_dbg(i2c->adap.dev.parent, + "%s(): msg %d OK\n", + __func__, i); + trans_done = 1; + break; + case STATE_ERROR: + res = -EIO; + dev_dbg(i2c->adap.dev.parent, + "%s(): error state\n", + __func__); + goto done; + default: + dev_dbg(i2c->adap.dev.parent, + "%s(): invalid state %d\n", + __func__, i2c->state); + res = -EINVAL; + goto done; + } + if (!trans_done) { + i2c->state = STATE_WAIT; + reg = readw( + &i2c->regs->twi_ctrl0_stat); + writew(TWI_IRQEN | reg, + &i2c->regs->twi_ctrl0_stat); + } + spin_unlock_irqrestore(&i2c->lock, flags); + } else { + spin_lock_irqsave(&i2c->lock, flags); + dev_dbg(i2c->adap.dev.parent, + "%s(): wait timeout\n", __func__); + res = -ETIMEDOUT; + goto done; + } + spin_lock_irqsave(&i2c->lock, flags); + } + } +done: + spin_unlock_irqrestore(&i2c->lock, flags); + dev_dbg(i2c->adap.dev.parent, "%s(): result %d\n", __func__, res); + return res; +} + +static u32 netup_i2c_func(struct i2c_adapter *adap) +{ + return I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL; +} + +static const struct i2c_algorithm netup_i2c_algorithm = { + .master_xfer = netup_i2c_xfer, + .functionality = netup_i2c_func, +}; + +static struct i2c_adapter netup_i2c_adapter = { + .owner = THIS_MODULE, + .name = NETUP_UNIDVB_NAME, + .class = I2C_CLASS_HWMON | I2C_CLASS_SPD, + .algo = &netup_i2c_algorithm, +}; + +static int netup_i2c_init(struct netup_unidvb_dev *ndev, int bus_num) +{ + int ret; + struct netup_i2c *i2c; + + if (bus_num < 0 || bus_num > 1) { + dev_err(&ndev->pci_dev->dev, + "%s(): invalid bus_num %d\n", __func__, bus_num); + return -EINVAL; + } + i2c = &ndev->i2c[bus_num]; + spin_lock_init(&i2c->lock); + init_waitqueue_head(&i2c->wq); + i2c->regs = (struct netup_i2c_regs *)(ndev->bmmio0 + + (bus_num == 0 ? NETUP_I2C_BUS0_ADDR : NETUP_I2C_BUS1_ADDR)); + netup_i2c_reset(i2c); + i2c->adap = netup_i2c_adapter; + i2c->adap.dev.parent = &ndev->pci_dev->dev; + i2c_set_adapdata(&i2c->adap, i2c); + ret = i2c_add_adapter(&i2c->adap); + if (ret) { + dev_err(&ndev->pci_dev->dev, + "%s(): failed to add I2C adapter\n", __func__); + return ret; + } + dev_info(&ndev->pci_dev->dev, + "%s(): registered I2C bus %d at 0x%x\n", + __func__, + bus_num, (bus_num == 0 ? + NETUP_I2C_BUS0_ADDR : + NETUP_I2C_BUS1_ADDR)); + return 0; +} + +static void netup_i2c_remove(struct netup_unidvb_dev *ndev, int bus_num) +{ + struct netup_i2c *i2c; + + if (bus_num < 0 || bus_num > 1) { + dev_err(&ndev->pci_dev->dev, + "%s(): invalid bus number %d\n", __func__, bus_num); + return; + } + i2c = &ndev->i2c[bus_num]; + netup_i2c_reset(i2c); + /* remove adapter */ + i2c_del_adapter(&i2c->adap); + dev_info(&ndev->pci_dev->dev, + "netup_i2c_remove: unregistered I2C bus %d\n", bus_num); +} + +int netup_i2c_register(struct netup_unidvb_dev *ndev) +{ + int ret; + + ret = netup_i2c_init(ndev, 0); + if (ret) + return ret; + ret = netup_i2c_init(ndev, 1); + if (ret) { + netup_i2c_remove(ndev, 0); + return ret; + } + return 0; +} + +void netup_i2c_unregister(struct netup_unidvb_dev *ndev) +{ + netup_i2c_remove(ndev, 0); + netup_i2c_remove(ndev, 1); +} + diff --git a/drivers/media/pci/netup_unidvb/netup_unidvb_spi.c b/drivers/media/pci/netup_unidvb/netup_unidvb_spi.c new file mode 100644 index 000000000..56773f389 --- /dev/null +++ b/drivers/media/pci/netup_unidvb/netup_unidvb_spi.c @@ -0,0 +1,248 @@ +/* + * netup_unidvb_spi.c + * + * Internal SPI driver for NetUP Universal Dual DVB-CI + * + * Copyright (C) 2014 NetUP Inc. + * Copyright (C) 2014 Sergey Kozlov <serjk@netup.ru> + * Copyright (C) 2014 Abylay Ospan <aospan@netup.ru> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include "netup_unidvb.h" +#include <linux/spi/spi.h> +#include <linux/spi/flash.h> +#include <linux/mtd/partitions.h> +#include <mtd/mtd-abi.h> + +#define NETUP_SPI_CTRL_IRQ 0x1000 +#define NETUP_SPI_CTRL_IMASK 0x2000 +#define NETUP_SPI_CTRL_START 0x8000 +#define NETUP_SPI_CTRL_LAST_CS 0x4000 + +#define NETUP_SPI_TIMEOUT 6000 + +enum netup_spi_state { + SPI_STATE_START, + SPI_STATE_DONE, +}; + +struct netup_spi_regs { + __u8 data[1024]; + __le16 control_stat; + __le16 clock_divider; +} __packed __aligned(1); + +struct netup_spi { + struct device *dev; + struct spi_master *master; + struct netup_spi_regs *regs; + u8 __iomem *mmio; + spinlock_t lock; + wait_queue_head_t waitq; + enum netup_spi_state state; +}; + +static char netup_spi_name[64] = "fpga"; + +static struct mtd_partition netup_spi_flash_partitions = { + .name = netup_spi_name, + .size = 0x1000000, /* 16MB */ + .offset = 0, + .mask_flags = MTD_CAP_ROM +}; + +static struct flash_platform_data spi_flash_data = { + .name = "netup0_m25p128", + .parts = &netup_spi_flash_partitions, + .nr_parts = 1, +}; + +static struct spi_board_info netup_spi_board = { + .modalias = "m25p128", + .max_speed_hz = 11000000, + .chip_select = 0, + .mode = SPI_MODE_0, + .platform_data = &spi_flash_data, +}; + +irqreturn_t netup_spi_interrupt(struct netup_spi *spi) +{ + u16 reg; + unsigned long flags; + + if (!spi) + return IRQ_NONE; + + spin_lock_irqsave(&spi->lock, flags); + reg = readw(&spi->regs->control_stat); + if (!(reg & NETUP_SPI_CTRL_IRQ)) { + spin_unlock_irqrestore(&spi->lock, flags); + dev_dbg(&spi->master->dev, + "%s(): not mine interrupt\n", __func__); + return IRQ_NONE; + } + writew(reg | NETUP_SPI_CTRL_IRQ, &spi->regs->control_stat); + reg = readw(&spi->regs->control_stat); + writew(reg & ~NETUP_SPI_CTRL_IMASK, &spi->regs->control_stat); + spi->state = SPI_STATE_DONE; + wake_up(&spi->waitq); + spin_unlock_irqrestore(&spi->lock, flags); + dev_dbg(&spi->master->dev, + "%s(): SPI interrupt handled\n", __func__); + return IRQ_HANDLED; +} + +static int netup_spi_transfer(struct spi_master *master, + struct spi_message *msg) +{ + struct netup_spi *spi = spi_master_get_devdata(master); + struct spi_transfer *t; + int result = 0; + u32 tr_size; + + /* reset CS */ + writew(NETUP_SPI_CTRL_LAST_CS, &spi->regs->control_stat); + writew(0, &spi->regs->control_stat); + list_for_each_entry(t, &msg->transfers, transfer_list) { + tr_size = t->len; + while (tr_size) { + u32 frag_offset = t->len - tr_size; + u32 frag_size = (tr_size > sizeof(spi->regs->data)) ? + sizeof(spi->regs->data) : tr_size; + int frag_last = 0; + + if (list_is_last(&t->transfer_list, + &msg->transfers) && + frag_offset + frag_size == t->len) { + frag_last = 1; + } + if (t->tx_buf) { + memcpy_toio(spi->regs->data, + t->tx_buf + frag_offset, + frag_size); + } else { + memset_io(spi->regs->data, + 0, frag_size); + } + spi->state = SPI_STATE_START; + writew((frag_size & 0x3ff) | + NETUP_SPI_CTRL_IMASK | + NETUP_SPI_CTRL_START | + (frag_last ? NETUP_SPI_CTRL_LAST_CS : 0), + &spi->regs->control_stat); + dev_dbg(&spi->master->dev, + "%s(): control_stat 0x%04x\n", + __func__, readw(&spi->regs->control_stat)); + wait_event_timeout(spi->waitq, + spi->state != SPI_STATE_START, + msecs_to_jiffies(NETUP_SPI_TIMEOUT)); + if (spi->state == SPI_STATE_DONE) { + if (t->rx_buf) { + memcpy_fromio(t->rx_buf + frag_offset, + spi->regs->data, frag_size); + } + } else { + if (spi->state == SPI_STATE_START) { + dev_dbg(&spi->master->dev, + "%s(): transfer timeout\n", + __func__); + } else { + dev_dbg(&spi->master->dev, + "%s(): invalid state %d\n", + __func__, spi->state); + } + result = -EIO; + goto done; + } + tr_size -= frag_size; + msg->actual_length += frag_size; + } + } +done: + msg->status = result; + spi_finalize_current_message(master); + return result; +} + +static int netup_spi_setup(struct spi_device *spi) +{ + return 0; +} + +int netup_spi_init(struct netup_unidvb_dev *ndev) +{ + struct spi_master *master; + struct netup_spi *nspi; + + master = spi_alloc_master(&ndev->pci_dev->dev, + sizeof(struct netup_spi)); + if (!master) { + dev_err(&ndev->pci_dev->dev, + "%s(): unable to alloc SPI master\n", __func__); + return -EINVAL; + } + nspi = spi_master_get_devdata(master); + master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_LSB_FIRST; + master->bus_num = -1; + master->num_chipselect = 1; + master->transfer_one_message = netup_spi_transfer; + master->setup = netup_spi_setup; + spin_lock_init(&nspi->lock); + init_waitqueue_head(&nspi->waitq); + nspi->master = master; + nspi->regs = (struct netup_spi_regs *)(ndev->bmmio0 + 0x4000); + writew(2, &nspi->regs->clock_divider); + writew(NETUP_UNIDVB_IRQ_SPI, ndev->bmmio0 + REG_IMASK_SET); + ndev->spi = nspi; + if (spi_register_master(master)) { + ndev->spi = NULL; + dev_err(&ndev->pci_dev->dev, + "%s(): unable to register SPI bus\n", __func__); + return -EINVAL; + } + snprintf(netup_spi_name, + sizeof(netup_spi_name), + "fpga_%02x:%02x.%01x", + ndev->pci_bus, + ndev->pci_slot, + ndev->pci_func); + if (!spi_new_device(master, &netup_spi_board)) { + ndev->spi = NULL; + dev_err(&ndev->pci_dev->dev, + "%s(): unable to create SPI device\n", __func__); + return -EINVAL; + } + dev_dbg(&ndev->pci_dev->dev, "%s(): SPI init OK\n", __func__); + return 0; +} + +void netup_spi_release(struct netup_unidvb_dev *ndev) +{ + u16 reg; + unsigned long flags; + struct netup_spi *spi = ndev->spi; + + if (!spi) + return; + + spin_lock_irqsave(&spi->lock, flags); + reg = readw(&spi->regs->control_stat); + writew(reg | NETUP_SPI_CTRL_IRQ, &spi->regs->control_stat); + reg = readw(&spi->regs->control_stat); + writew(reg & ~NETUP_SPI_CTRL_IMASK, &spi->regs->control_stat); + spin_unlock_irqrestore(&spi->lock, flags); + spi_unregister_master(spi->master); + ndev->spi = NULL; +} + + diff --git a/drivers/media/pci/smipcie/Kconfig b/drivers/media/pci/smipcie/Kconfig index 21a1583db..c11c77283 100644 --- a/drivers/media/pci/smipcie/Kconfig +++ b/drivers/media/pci/smipcie/Kconfig @@ -7,6 +7,7 @@ config DVB_SMIPCIE select DVB_TS2020 if MEDIA_SUBDRV_AUTOSELECT select MEDIA_TUNER_M88RS6000T if MEDIA_SUBDRV_AUTOSELECT select MEDIA_TUNER_SI2157 if MEDIA_SUBDRV_AUTOSELECT + depends on RC_CORE help Support for cards with SMI PCIe bridge: - DVBSky S950 V3 diff --git a/drivers/media/pci/smipcie/Makefile b/drivers/media/pci/smipcie/Makefile index be55481a6..013bc3fe4 100644 --- a/drivers/media/pci/smipcie/Makefile +++ b/drivers/media/pci/smipcie/Makefile @@ -1,3 +1,6 @@ + +smipcie-objs := smipcie-main.o smipcie-ir.o + obj-$(CONFIG_DVB_SMIPCIE) += smipcie.o ccflags-y += -Idrivers/media/tuners diff --git a/drivers/media/pci/smipcie/smipcie-ir.c b/drivers/media/pci/smipcie/smipcie-ir.c new file mode 100644 index 000000000..d018673c7 --- /dev/null +++ b/drivers/media/pci/smipcie/smipcie-ir.c @@ -0,0 +1,232 @@ +/* + * SMI PCIe driver for DVBSky cards. + * + * Copyright (C) 2014 Max nibble <nibble.max@gmail.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include "smipcie.h" + +static void smi_ir_enableInterrupt(struct smi_rc *ir) +{ + struct smi_dev *dev = ir->dev; + + smi_write(MSI_INT_ENA_SET, IR_X_INT); +} + +static void smi_ir_disableInterrupt(struct smi_rc *ir) +{ + struct smi_dev *dev = ir->dev; + + smi_write(MSI_INT_ENA_CLR, IR_X_INT); +} + +static void smi_ir_clearInterrupt(struct smi_rc *ir) +{ + struct smi_dev *dev = ir->dev; + + smi_write(MSI_INT_STATUS_CLR, IR_X_INT); +} + +static void smi_ir_stop(struct smi_rc *ir) +{ + struct smi_dev *dev = ir->dev; + + smi_ir_disableInterrupt(ir); + smi_clear(IR_Init_Reg, 0x80); +} + +#define BITS_PER_COMMAND 14 +#define GROUPS_PER_BIT 2 +#define IR_RC5_MIN_BIT 36 +#define IR_RC5_MAX_BIT 52 +static u32 smi_decode_rc5(u8 *pData, u8 size) +{ + u8 index, current_bit, bit_count; + u8 group_array[BITS_PER_COMMAND * GROUPS_PER_BIT + 4]; + u8 group_index = 0; + u32 command = 0xFFFFFFFF; + + group_array[group_index++] = 1; + + for (index = 0; index < size; index++) { + + current_bit = (pData[index] & 0x80) ? 1 : 0; + bit_count = pData[index] & 0x7f; + + if ((current_bit == 1) && (bit_count >= 2*IR_RC5_MAX_BIT + 1)) { + goto process_code; + } else if ((bit_count >= IR_RC5_MIN_BIT) && + (bit_count <= IR_RC5_MAX_BIT)) { + group_array[group_index++] = current_bit; + } else if ((bit_count > IR_RC5_MAX_BIT) && + (bit_count <= 2*IR_RC5_MAX_BIT)) { + group_array[group_index++] = current_bit; + group_array[group_index++] = current_bit; + } else { + goto invalid_timing; + } + if (group_index >= BITS_PER_COMMAND*GROUPS_PER_BIT) + goto process_code; + + if ((group_index == BITS_PER_COMMAND*GROUPS_PER_BIT - 1) + && (group_array[group_index-1] == 0)) { + group_array[group_index++] = 1; + goto process_code; + } + } + +process_code: + if (group_index == (BITS_PER_COMMAND*GROUPS_PER_BIT-1)) + group_array[group_index++] = 1; + + if (group_index == BITS_PER_COMMAND*GROUPS_PER_BIT) { + command = 0; + for (index = 0; index < (BITS_PER_COMMAND*GROUPS_PER_BIT); + index = index + 2) { + if ((group_array[index] == 1) && + (group_array[index+1] == 0)) { + command |= (1 << (BITS_PER_COMMAND - + (index/2) - 1)); + } else if ((group_array[index] == 0) && + (group_array[index+1] == 1)) { + /* */ + } else { + command = 0xFFFFFFFF; + goto invalid_timing; + } + } + } + +invalid_timing: + return command; +} + +static void smi_ir_decode(struct work_struct *work) +{ + struct smi_rc *ir = container_of(work, struct smi_rc, work); + struct smi_dev *dev = ir->dev; + struct rc_dev *rc_dev = ir->rc_dev; + u32 dwIRControl, dwIRData, dwIRCode, scancode; + u8 index, ucIRCount, readLoop, rc5_command, rc5_system, toggle; + + dwIRControl = smi_read(IR_Init_Reg); + if (dwIRControl & rbIRVld) { + ucIRCount = (u8) smi_read(IR_Data_Cnt); + + if (ucIRCount < 4) + goto end_ir_decode; + + readLoop = ucIRCount/4; + if (ucIRCount % 4) + readLoop += 1; + for (index = 0; index < readLoop; index++) { + dwIRData = smi_read(IR_DATA_BUFFER_BASE + (index*4)); + + ir->irData[index*4 + 0] = (u8)(dwIRData); + ir->irData[index*4 + 1] = (u8)(dwIRData >> 8); + ir->irData[index*4 + 2] = (u8)(dwIRData >> 16); + ir->irData[index*4 + 3] = (u8)(dwIRData >> 24); + } + dwIRCode = smi_decode_rc5(ir->irData, ucIRCount); + + if (dwIRCode != 0xFFFFFFFF) { + rc5_command = dwIRCode & 0x3F; + rc5_system = (dwIRCode & 0x7C0) >> 6; + toggle = (dwIRCode & 0x800) ? 1 : 0; + scancode = rc5_system << 8 | rc5_command; + rc_keydown(rc_dev, RC_TYPE_RC5, scancode, toggle); + } + } +end_ir_decode: + smi_set(IR_Init_Reg, 0x04); + smi_ir_enableInterrupt(ir); +} + +/* ir functions call by main driver.*/ +int smi_ir_irq(struct smi_rc *ir, u32 int_status) +{ + int handled = 0; + + if (int_status & IR_X_INT) { + smi_ir_disableInterrupt(ir); + smi_ir_clearInterrupt(ir); + schedule_work(&ir->work); + handled = 1; + } + return handled; +} + +void smi_ir_start(struct smi_rc *ir) +{ + struct smi_dev *dev = ir->dev; + + smi_write(IR_Idle_Cnt_Low, 0x00140070); + msleep(20); + smi_set(IR_Init_Reg, 0x90); + + smi_ir_enableInterrupt(ir); +} + +int smi_ir_init(struct smi_dev *dev) +{ + int ret; + struct rc_dev *rc_dev; + struct smi_rc *ir = &dev->ir; + + rc_dev = rc_allocate_device(); + if (!rc_dev) + return -ENOMEM; + + /* init input device */ + snprintf(ir->input_name, sizeof(ir->input_name), "IR (%s)", + dev->info->name); + snprintf(ir->input_phys, sizeof(ir->input_phys), "pci-%s/ir0", + pci_name(dev->pci_dev)); + + rc_dev->driver_name = "SMI_PCIe"; + rc_dev->input_phys = ir->input_phys; + rc_dev->input_name = ir->input_name; + rc_dev->input_id.bustype = BUS_PCI; + rc_dev->input_id.version = 1; + rc_dev->input_id.vendor = dev->pci_dev->subsystem_vendor; + rc_dev->input_id.product = dev->pci_dev->subsystem_device; + rc_dev->dev.parent = &dev->pci_dev->dev; + + rc_dev->driver_type = RC_DRIVER_SCANCODE; + rc_dev->map_name = RC_MAP_DVBSKY; + + ir->rc_dev = rc_dev; + ir->dev = dev; + + INIT_WORK(&ir->work, smi_ir_decode); + smi_ir_disableInterrupt(ir); + + ret = rc_register_device(rc_dev); + if (ret) + goto ir_err; + + return 0; +ir_err: + rc_free_device(rc_dev); + return ret; +} + +void smi_ir_exit(struct smi_dev *dev) +{ + struct smi_rc *ir = &dev->ir; + struct rc_dev *rc_dev = ir->rc_dev; + + smi_ir_stop(ir); + rc_unregister_device(rc_dev); + ir->rc_dev = NULL; +} diff --git a/drivers/media/pci/smipcie/smipcie.c b/drivers/media/pci/smipcie/smipcie-main.c index 143fd7899..b039a229b 100644 --- a/drivers/media/pci/smipcie/smipcie.c +++ b/drivers/media/pci/smipcie/smipcie-main.c @@ -468,6 +468,7 @@ static irqreturn_t smi_irq_handler(int irq, void *dev_id) struct smi_dev *dev = dev_id; struct smi_port *port0 = &dev->ts_port[0]; struct smi_port *port1 = &dev->ts_port[1]; + struct smi_rc *ir = &dev->ir; int handled = 0; u32 intr_status = smi_read(MSI_INT_STATUS); @@ -480,6 +481,9 @@ static irqreturn_t smi_irq_handler(int irq, void *dev_id) if (dev->info->ts_1) handled += smi_port_irq(port1, intr_status); + /* ir interrupt.*/ + handled += smi_ir_irq(ir, intr_status); + return IRQ_RETVAL(handled); } @@ -993,6 +997,10 @@ static int smi_probe(struct pci_dev *pdev, const struct pci_device_id *id) goto err_del_port0_attach; } + ret = smi_ir_init(dev); + if (ret < 0) + goto err_del_port1_attach; + #ifdef CONFIG_PCI_MSI /* to do msi interrupt.???*/ if (pci_msi_enabled()) ret = pci_enable_msi(dev->pci_dev); @@ -1003,10 +1011,13 @@ static int smi_probe(struct pci_dev *pdev, const struct pci_device_id *id) ret = request_irq(dev->pci_dev->irq, smi_irq_handler, IRQF_SHARED, "SMI_PCIE", dev); if (ret < 0) - goto err_del_port1_attach; + goto err_del_ir; + smi_ir_start(&dev->ir); return 0; +err_del_ir: + smi_ir_exit(dev); err_del_port1_attach: if (dev->info->ts_1) smi_port_detach(&dev->ts_port[1]); @@ -1039,6 +1050,7 @@ static void smi_remove(struct pci_dev *pdev) if (dev->info->ts_0) smi_port_detach(&dev->ts_port[0]); + smi_ir_exit(dev); smi_i2c_exit(dev); iounmap(dev->lmmio); pci_set_drvdata(pdev, NULL); diff --git a/drivers/media/pci/smipcie/smipcie.h b/drivers/media/pci/smipcie/smipcie.h index 10cdf20f4..68cdda28f 100644 --- a/drivers/media/pci/smipcie/smipcie.h +++ b/drivers/media/pci/smipcie/smipcie.h @@ -234,6 +234,17 @@ struct smi_cfg_info { int fe_1; }; +struct smi_rc { + struct smi_dev *dev; + struct rc_dev *rc_dev; + char input_phys[64]; + char input_name[64]; + struct work_struct work; + u8 irData[256]; + + int users; +}; + struct smi_port { struct smi_dev *dev; int idx; @@ -284,6 +295,9 @@ struct smi_dev { /* i2c */ struct i2c_adapter i2c_bus[2]; struct i2c_algo_bit_data i2c_bit[2]; + + /* ir */ + struct smi_rc ir; }; #define smi_read(reg) readl(dev->lmmio + ((reg)>>2)) @@ -296,4 +310,9 @@ struct smi_dev { #define smi_set(reg, bit) smi_andor((reg), (bit), (bit)) #define smi_clear(reg, bit) smi_andor((reg), (bit), 0) +int smi_ir_irq(struct smi_rc *ir, u32 int_status); +void smi_ir_start(struct smi_rc *ir); +void smi_ir_exit(struct smi_dev *dev); +int smi_ir_init(struct smi_dev *dev); + #endif /* #ifndef _SMI_PCIE_H_ */ diff --git a/drivers/media/pci/solo6x10/solo6x10-core.c b/drivers/media/pci/solo6x10/solo6x10-core.c index 570d119ea..f50d07229 100644 --- a/drivers/media/pci/solo6x10/solo6x10-core.c +++ b/drivers/media/pci/solo6x10/solo6x10-core.c @@ -134,23 +134,11 @@ static irqreturn_t solo_isr(int irq, void *data) static void free_solo_dev(struct solo_dev *solo_dev) { - struct pci_dev *pdev; - - if (!solo_dev) - return; + struct pci_dev *pdev = solo_dev->pdev; if (solo_dev->dev.parent) device_unregister(&solo_dev->dev); - pdev = solo_dev->pdev; - - /* If we never initialized the PCI device, then nothing else - * below here needs cleanup */ - if (!pdev) { - kfree(solo_dev); - return; - } - if (solo_dev->reg_base) { /* Bring down the sub-devices first */ solo_g723_exit(solo_dev); @@ -164,9 +152,8 @@ static void free_solo_dev(struct solo_dev *solo_dev) /* Now cleanup the PCI device */ solo_irq_off(solo_dev, ~0); + free_irq(pdev->irq, solo_dev); pci_iounmap(pdev, solo_dev->reg_base); - if (pdev->irq) - free_irq(pdev->irq, solo_dev); } pci_release_regions(pdev); @@ -483,7 +470,6 @@ static int solo_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) solo_dev->type = id->driver_data; solo_dev->pdev = pdev; - spin_lock_init(&solo_dev->reg_io_lock); ret = v4l2_device_register(&pdev->dev, &solo_dev->v4l2_dev); if (ret) goto fail_probe; diff --git a/drivers/media/pci/solo6x10/solo6x10-g723.c b/drivers/media/pci/solo6x10/solo6x10-g723.c index 7ddc76709..4a37a1c51 100644 --- a/drivers/media/pci/solo6x10/solo6x10-g723.c +++ b/drivers/media/pci/solo6x10/solo6x10-g723.c @@ -48,10 +48,8 @@ /* The solo writes to 1k byte pages, 32 pages, in the dma. Each 1k page * is broken down to 20 * 48 byte regions (one for each channel possible) * with the rest of the page being dummy data. */ -#define G723_MAX_BUFFER (G723_PERIOD_BYTES * PERIODS_MAX) +#define PERIODS G723_FDMA_PAGES #define G723_INTR_ORDER 4 /* 0 - 4 */ -#define PERIODS_MIN (1 << G723_INTR_ORDER) -#define PERIODS_MAX G723_FDMA_PAGES struct solo_snd_pcm { int on; @@ -130,11 +128,11 @@ static const struct snd_pcm_hardware snd_solo_pcm_hw = { .rate_max = SAMPLERATE, .channels_min = 1, .channels_max = 1, - .buffer_bytes_max = G723_MAX_BUFFER, + .buffer_bytes_max = G723_PERIOD_BYTES * PERIODS, .period_bytes_min = G723_PERIOD_BYTES, .period_bytes_max = G723_PERIOD_BYTES, - .periods_min = PERIODS_MIN, - .periods_max = PERIODS_MAX, + .periods_min = PERIODS, + .periods_max = PERIODS, }; static int snd_solo_pcm_open(struct snd_pcm_substream *ss) @@ -340,7 +338,8 @@ static int solo_snd_pcm_init(struct solo_dev *solo_dev) ret = snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_CONTINUOUS, snd_dma_continuous_data(GFP_KERNEL), - G723_MAX_BUFFER, G723_MAX_BUFFER); + G723_PERIOD_BYTES * PERIODS, + G723_PERIOD_BYTES * PERIODS); if (ret < 0) return ret; diff --git a/drivers/media/pci/solo6x10/solo6x10.h b/drivers/media/pci/solo6x10/solo6x10.h index 1ca54b08b..27423d7f5 100644 --- a/drivers/media/pci/solo6x10/solo6x10.h +++ b/drivers/media/pci/solo6x10/solo6x10.h @@ -199,7 +199,6 @@ struct solo_dev { int nr_ext; u32 irq_mask; u32 motion_mask; - spinlock_t reg_io_lock; struct v4l2_device v4l2_dev; /* tw28xx accounting */ @@ -281,36 +280,13 @@ struct solo_dev { static inline u32 solo_reg_read(struct solo_dev *solo_dev, int reg) { - unsigned long flags; - u32 ret; - u16 val; - - spin_lock_irqsave(&solo_dev->reg_io_lock, flags); - - ret = readl(solo_dev->reg_base + reg); - rmb(); - pci_read_config_word(solo_dev->pdev, PCI_STATUS, &val); - rmb(); - - spin_unlock_irqrestore(&solo_dev->reg_io_lock, flags); - - return ret; + return readl(solo_dev->reg_base + reg); } static inline void solo_reg_write(struct solo_dev *solo_dev, int reg, u32 data) { - unsigned long flags; - u16 val; - - spin_lock_irqsave(&solo_dev->reg_io_lock, flags); - writel(data, solo_dev->reg_base + reg); - wmb(); - pci_read_config_word(solo_dev->pdev, PCI_STATUS, &val); - rmb(); - - spin_unlock_irqrestore(&solo_dev->reg_io_lock, flags); } static inline void solo_irq_on(struct solo_dev *dev, u32 mask) diff --git a/drivers/media/pci/ttpci/budget-av.c b/drivers/media/pci/ttpci/budget-av.c index d2d07e2f4..009fe2bf0 100644 --- a/drivers/media/pci/ttpci/budget-av.c +++ b/drivers/media/pci/ttpci/budget-av.c @@ -1508,7 +1508,7 @@ static int budget_av_attach(struct saa7146_dev *dev, struct saa7146_pci_extensio if (i2c_readregs(&budget_av->budget.i2c_adap, 0xa0, 0x30, mac, 6)) { pr_err("KNC1-%d: Could not read MAC from KNC1 card\n", budget_av->budget.dvb_adapter.num); - memset(mac, 0, 6); + eth_zero_addr(mac); } else { pr_info("KNC1-%d: MAC addr = %pM\n", budget_av->budget.dvb_adapter.num, mac); diff --git a/drivers/media/pci/ttpci/ttpci-eeprom.c b/drivers/media/pci/ttpci/ttpci-eeprom.c index 32d43156c..079ee098b 100644 --- a/drivers/media/pci/ttpci/ttpci-eeprom.c +++ b/drivers/media/pci/ttpci/ttpci-eeprom.c @@ -36,6 +36,7 @@ #include <linux/module.h> #include <linux/string.h> #include <linux/i2c.h> +#include <linux/etherdevice.h> #include "ttpci-eeprom.h" @@ -145,7 +146,7 @@ int ttpci_eeprom_parse_mac(struct i2c_adapter *adapter, u8 *proposed_mac) if (ret != 0) { /* Will only be -ENODEV */ dprintk("Couldn't read from EEPROM: not there?\n"); - memset(proposed_mac, 0, 6); + eth_zero_addr(proposed_mac); return ret; } @@ -157,14 +158,12 @@ int ttpci_eeprom_parse_mac(struct i2c_adapter *adapter, u8 *proposed_mac) dprintk( "%.2x:", encodedMAC[i]); } dprintk("%.2x\n", encodedMAC[19]); - memset(proposed_mac, 0, 6); + eth_zero_addr(proposed_mac); return ret; } memcpy(proposed_mac, decodedMAC, 6); - dprintk("adapter has MAC addr = %.2x:%.2x:%.2x:%.2x:%.2x:%.2x\n", - decodedMAC[0], decodedMAC[1], decodedMAC[2], - decodedMAC[3], decodedMAC[4], decodedMAC[5]); + dprintk("adapter has MAC addr = %pM\n", decodedMAC); return 0; } diff --git a/drivers/media/pci/tw68/tw68-core.c b/drivers/media/pci/tw68/tw68-core.c index c135165a8..04706cc9b 100644 --- a/drivers/media/pci/tw68/tw68-core.c +++ b/drivers/media/pci/tw68/tw68-core.c @@ -37,6 +37,7 @@ #include <linux/delay.h> #include <linux/mutex.h> #include <linux/dma-mapping.h> +#include <linux/pci_ids.h> #include <linux/pm.h> #include <media/v4l2-dev.h> @@ -70,13 +71,13 @@ static atomic_t tw68_instance = ATOMIC_INIT(0); * added under vendor 0x1797 (Techwell Inc.) as subsystem IDs. */ static const struct pci_device_id tw68_pci_tbl[] = { - {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_6800)}, - {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_6801)}, - {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_6804)}, - {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_6816_1)}, - {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_6816_2)}, - {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_6816_3)}, - {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_6816_4)}, + {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_TECHWELL_6800)}, + {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_TECHWELL_6801)}, + {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_TECHWELL_6804)}, + {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_TECHWELL_6816_1)}, + {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_TECHWELL_6816_2)}, + {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_TECHWELL_6816_3)}, + {PCI_DEVICE(PCI_VENDOR_ID_TECHWELL, PCI_DEVICE_ID_TECHWELL_6816_4)}, {0,} }; @@ -263,15 +264,15 @@ static int tw68_initdev(struct pci_dev *pci_dev, } switch (pci_id->device) { - case PCI_DEVICE_ID_6800: /* TW6800 */ + case PCI_DEVICE_ID_TECHWELL_6800: /* TW6800 */ dev->vdecoder = TW6800; dev->board_virqmask = TW68_VID_INTS; break; - case PCI_DEVICE_ID_6801: /* Video decoder for TW6802 */ + case PCI_DEVICE_ID_TECHWELL_6801: /* Video decoder for TW6802 */ dev->vdecoder = TW6801; dev->board_virqmask = TW68_VID_INTS | TW68_VID_INTSX; break; - case PCI_DEVICE_ID_6804: /* Video decoder for TW6804 */ + case PCI_DEVICE_ID_TECHWELL_6804: /* Video decoder for TW6804 */ dev->vdecoder = TW6804; dev->board_virqmask = TW68_VID_INTS | TW68_VID_INTSX; break; diff --git a/drivers/media/pci/tw68/tw68.h b/drivers/media/pci/tw68/tw68.h index 93f2335e0..ef51e4d48 100644 --- a/drivers/media/pci/tw68/tw68.h +++ b/drivers/media/pci/tw68/tw68.h @@ -42,22 +42,6 @@ #define UNSET (-1U) -/* system vendor and device ID's */ -#define PCI_VENDOR_ID_TECHWELL 0x1797 -#define PCI_DEVICE_ID_6800 0x6800 -#define PCI_DEVICE_ID_6801 0x6801 -#define PCI_DEVICE_ID_AUDIO2 0x6802 -#define PCI_DEVICE_ID_TS3 0x6803 -#define PCI_DEVICE_ID_6804 0x6804 -#define PCI_DEVICE_ID_AUDIO5 0x6805 -#define PCI_DEVICE_ID_TS6 0x6806 - -/* tw6816 based cards */ -#define PCI_DEVICE_ID_6816_1 0x6810 -#define PCI_DEVICE_ID_6816_2 0x6811 -#define PCI_DEVICE_ID_6816_3 0x6812 -#define PCI_DEVICE_ID_6816_4 0x6813 - #define TW68_NORMS ( \ V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM | \ V4L2_STD_PAL_M | V4L2_STD_PAL_Nc | V4L2_STD_PAL_60) diff --git a/drivers/media/pci/zoran/zoran.h b/drivers/media/pci/zoran/zoran.h index 5e040085c..4e7db8939 100644 --- a/drivers/media/pci/zoran/zoran.h +++ b/drivers/media/pci/zoran/zoran.h @@ -32,6 +32,8 @@ #define _BUZ_H_ #include <media/v4l2-device.h> +#include <media/v4l2-ctrls.h> +#include <media/v4l2-fh.h> struct zoran_sync { unsigned long frame; /* number of buffer that has been free'd */ @@ -216,6 +218,7 @@ struct zoran; /* zoran_fh contains per-open() settings */ struct zoran_fh { + struct v4l2_fh fh; struct zoran *zr; enum zoran_map_mode map_mode; /* Flag which bufferset will map by next mmap() */ @@ -268,6 +271,7 @@ struct card_info { struct zoran { struct v4l2_device v4l2_dev; + struct v4l2_ctrl_handler hdl; struct video_device *video_dev; struct i2c_adapter i2c_adapter; /* */ @@ -280,8 +284,7 @@ struct zoran { struct videocodec *codec; /* video codec */ struct videocodec *vfe; /* video front end */ - struct mutex resource_lock; /* prevent evil stuff */ - struct mutex other_lock; /* please merge with above */ + struct mutex lock; /* file ops serialize lock */ u8 initialized; /* flag if zoran has been correctly initialized */ int user; /* number of current users */ diff --git a/drivers/media/pci/zoran/zoran_card.c b/drivers/media/pci/zoran/zoran_card.c index cec5b7553..1136d92af 100644 --- a/drivers/media/pci/zoran/zoran_card.c +++ b/drivers/media/pci/zoran/zoran_card.c @@ -1049,8 +1049,9 @@ static int zr36057_init (struct zoran *zr) /* * Now add the template and register the device unit. */ - memcpy(zr->video_dev, &zoran_template, sizeof(zoran_template)); + *zr->video_dev = zoran_template; zr->video_dev->v4l2_dev = &zr->v4l2_dev; + zr->video_dev->lock = &zr->lock; strcpy(zr->video_dev->name, ZR_DEVNAME(zr)); /* It's not a mem2mem device, but you can both capture and output from one and the same device. This should really be split up into two @@ -1116,6 +1117,7 @@ static void zoran_remove(struct pci_dev *pdev) pci_disable_device(zr->pci_dev); video_unregister_device(zr->video_dev); exit_free: + v4l2_ctrl_handler_free(&zr->hdl); v4l2_device_unregister(&zr->v4l2_dev); kfree(zr); } @@ -1219,9 +1221,11 @@ static int zoran_probe(struct pci_dev *pdev, const struct pci_device_id *ent) zr->pci_dev = pdev; zr->id = nr; snprintf(ZR_DEVNAME(zr), sizeof(ZR_DEVNAME(zr)), "MJPEG[%u]", zr->id); + if (v4l2_ctrl_handler_init(&zr->hdl, 10)) + goto zr_unreg; + zr->v4l2_dev.ctrl_handler = &zr->hdl; spin_lock_init(&zr->spinlock); - mutex_init(&zr->resource_lock); - mutex_init(&zr->other_lock); + mutex_init(&zr->lock); if (pci_enable_device(pdev)) goto zr_unreg; zr->revision = zr->pci_dev->revision; @@ -1443,6 +1447,7 @@ zr_free_irq: zr_unmap: iounmap(zr->zr36057_mem); zr_unreg: + v4l2_ctrl_handler_free(&zr->hdl); v4l2_device_unregister(&zr->v4l2_dev); zr_free_mem: kfree(zr); diff --git a/drivers/media/pci/zoran/zoran_device.c b/drivers/media/pci/zoran/zoran_device.c index 40119b3c5..4d47ddac9 100644 --- a/drivers/media/pci/zoran/zoran_device.c +++ b/drivers/media/pci/zoran/zoran_device.c @@ -31,6 +31,7 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/vmalloc.h> +#include <linux/ktime.h> #include <linux/interrupt.h> #include <linux/proc_fs.h> @@ -181,20 +182,11 @@ dump_guests (struct zoran *zr) } } -static inline unsigned long -get_time (void) -{ - struct timeval tv; - - do_gettimeofday(&tv); - return (1000000 * tv.tv_sec + tv.tv_usec); -} - void detect_guest_activity (struct zoran *zr) { int timeout, i, j, res, guest[8], guest0[8], change[8][3]; - unsigned long t0, t1; + ktime_t t0, t1; dump_guests(zr); printk(KERN_INFO "%s: Detecting guests activity, please wait...\n", @@ -205,15 +197,15 @@ detect_guest_activity (struct zoran *zr) timeout = 0; j = 0; - t0 = get_time(); + t0 = ktime_get(); while (timeout < 10000) { udelay(10); timeout++; for (i = 1; (i < 8) && (j < 8); i++) { res = post_office_read(zr, i, 0); if (res != guest[i]) { - t1 = get_time(); - change[j][0] = (t1 - t0); + t1 = ktime_get(); + change[j][0] = ktime_to_us(ktime_sub(t1, t0)); t0 = t1; change[j][1] = i; change[j][2] = res; diff --git a/drivers/media/pci/zoran/zoran_driver.c b/drivers/media/pci/zoran/zoran_driver.c index 2b25d31c4..80caa70c6 100644 --- a/drivers/media/pci/zoran/zoran_driver.c +++ b/drivers/media/pci/zoran/zoran_driver.c @@ -61,6 +61,7 @@ #include <linux/videodev2.h> #include <media/v4l2-common.h> #include <media/v4l2-ioctl.h> +#include <media/v4l2-event.h> #include "videocodec.h" #include <asm/byteorder.h> @@ -592,10 +593,14 @@ static int v4l_sync(struct zoran_fh *fh, int frame) return -EPROTO; } + mutex_unlock(&zr->lock); /* wait on this buffer to get ready */ if (!wait_event_interruptible_timeout(zr->v4l_capq, - (zr->v4l_buffers.buffer[frame].state != BUZ_STATE_PEND), 10*HZ)) + (zr->v4l_buffers.buffer[frame].state != BUZ_STATE_PEND), 10*HZ)) { + mutex_lock(&zr->lock); return -ETIME; + } + mutex_lock(&zr->lock); if (signal_pending(current)) return -ERESTARTSYS; @@ -783,6 +788,7 @@ static int jpg_sync(struct zoran_fh *fh, struct zoran_sync *bs) ZR_DEVNAME(zr), __func__); return -EINVAL; } + mutex_unlock(&zr->lock); if (!wait_event_interruptible_timeout(zr->jpg_capq, (zr->jpg_que_tail != zr->jpg_dma_tail || zr->jpg_dma_tail == zr->jpg_dma_head), @@ -793,6 +799,7 @@ static int jpg_sync(struct zoran_fh *fh, struct zoran_sync *bs) udelay(1); zr->codec->control(zr->codec, CODEC_G_STATUS, sizeof(isr), &isr); + mutex_lock(&zr->lock); dprintk(1, KERN_ERR "%s: %s - timeout: codec isr=0x%02x\n", @@ -801,6 +808,7 @@ static int jpg_sync(struct zoran_fh *fh, struct zoran_sync *bs) return -ETIME; } + mutex_lock(&zr->lock); if (signal_pending(current)) return -ERESTARTSYS; @@ -911,7 +919,7 @@ static int zoran_open(struct file *file) dprintk(2, KERN_INFO "%s: %s(%s, pid=[%d]), users(-)=%d\n", ZR_DEVNAME(zr), __func__, current->comm, task_pid_nr(current), zr->user + 1); - mutex_lock(&zr->other_lock); + mutex_lock(&zr->lock); if (zr->user >= 2048) { dprintk(1, KERN_ERR "%s: too many users (%d) on device\n", @@ -930,6 +938,8 @@ static int zoran_open(struct file *file) res = -ENOMEM; goto fail_unlock; } + v4l2_fh_init(&fh->fh, video_devdata(file)); + /* used to be BUZ_MAX_WIDTH/HEIGHT, but that gives overflows * on norm-change! */ fh->overlay_mask = @@ -946,8 +956,6 @@ static int zoran_open(struct file *file) if (zr->user++ == 0) first_open = 1; - /*mutex_unlock(&zr->resource_lock);*/ - /* default setup - TODO: look at flags */ if (first_open) { /* First device open */ zr36057_restart(zr); @@ -961,14 +969,15 @@ static int zoran_open(struct file *file) file->private_data = fh; fh->zr = zr; zoran_open_init_session(fh); - mutex_unlock(&zr->other_lock); + v4l2_fh_add(&fh->fh); + mutex_unlock(&zr->lock); return 0; fail_fh: kfree(fh); fail_unlock: - mutex_unlock(&zr->other_lock); + mutex_unlock(&zr->lock); dprintk(2, KERN_INFO "%s: open failed (%d), users(-)=%d\n", ZR_DEVNAME(zr), res, zr->user); @@ -987,7 +996,7 @@ zoran_close(struct file *file) /* kernel locks (fs/device.c), so don't do that ourselves * (prevents deadlocks) */ - mutex_lock(&zr->other_lock); + mutex_lock(&zr->lock); zoran_close_end_session(fh); @@ -1021,9 +1030,10 @@ zoran_close(struct file *file) encoder_call(zr, video, s_routing, 2, 0, 0); } } - mutex_unlock(&zr->other_lock); + mutex_unlock(&zr->lock); - file->private_data = NULL; + v4l2_fh_del(&fh->fh); + v4l2_fh_exit(&fh->fh); kfree(fh->overlay_mask); kfree(fh); @@ -1032,29 +1042,6 @@ zoran_close(struct file *file) return 0; } - -static ssize_t -zoran_read (struct file *file, - char __user *data, - size_t count, - loff_t *ppos) -{ - /* we simply don't support read() (yet)... */ - - return -EINVAL; -} - -static ssize_t -zoran_write (struct file *file, - const char __user *data, - size_t count, - loff_t *ppos) -{ - /* ...and the same goes for write() */ - - return -EINVAL; -} - static int setup_fbuffer(struct zoran_fh *fh, void *base, const struct zoran_format *fmt, @@ -1523,7 +1510,6 @@ static int zoran_querycap(struct file *file, void *__fh, struct v4l2_capability struct zoran_fh *fh = __fh; struct zoran *zr = fh->zr; - memset(cap, 0, sizeof(*cap)); strncpy(cap->card, ZR_DEVNAME(zr), sizeof(cap->card)-1); strncpy(cap->driver, "zoran", sizeof(cap->driver)-1); snprintf(cap->bus_info, sizeof(cap->bus_info), "PCI:%s", @@ -1583,9 +1569,6 @@ static int zoran_g_fmt_vid_out(struct file *file, void *__fh, struct v4l2_format *fmt) { struct zoran_fh *fh = __fh; - struct zoran *zr = fh->zr; - - mutex_lock(&zr->resource_lock); fmt->fmt.pix.width = fh->jpg_settings.img_width / fh->jpg_settings.HorDcm; fmt->fmt.pix.height = fh->jpg_settings.img_height * 2 / @@ -1601,7 +1584,6 @@ static int zoran_g_fmt_vid_out(struct file *file, void *__fh, fmt->fmt.pix.bytesperline = 0; fmt->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; - mutex_unlock(&zr->resource_lock); return 0; } @@ -1614,7 +1596,6 @@ static int zoran_g_fmt_vid_cap(struct file *file, void *__fh, if (fh->map_mode != ZORAN_MAP_MODE_RAW) return zoran_g_fmt_vid_out(file, fh, fmt); - mutex_lock(&zr->resource_lock); fmt->fmt.pix.width = fh->v4l_settings.width; fmt->fmt.pix.height = fh->v4l_settings.height; fmt->fmt.pix.sizeimage = fh->v4l_settings.bytesperline * @@ -1626,7 +1607,6 @@ static int zoran_g_fmt_vid_cap(struct file *file, void *__fh, fmt->fmt.pix.field = V4L2_FIELD_INTERLACED; else fmt->fmt.pix.field = V4L2_FIELD_TOP; - mutex_unlock(&zr->resource_lock); return 0; } @@ -1636,8 +1616,6 @@ static int zoran_g_fmt_vid_overlay(struct file *file, void *__fh, struct zoran_fh *fh = __fh; struct zoran *zr = fh->zr; - mutex_lock(&zr->resource_lock); - fmt->fmt.win.w.left = fh->overlay_settings.x; fmt->fmt.win.w.top = fh->overlay_settings.y; fmt->fmt.win.w.width = fh->overlay_settings.width; @@ -1647,7 +1625,6 @@ static int zoran_g_fmt_vid_overlay(struct file *file, void *__fh, else fmt->fmt.win.field = V4L2_FIELD_TOP; - mutex_unlock(&zr->resource_lock); return 0; } @@ -1657,8 +1634,6 @@ static int zoran_try_fmt_vid_overlay(struct file *file, void *__fh, struct zoran_fh *fh = __fh; struct zoran *zr = fh->zr; - mutex_lock(&zr->resource_lock); - if (fmt->fmt.win.w.width > BUZ_MAX_WIDTH) fmt->fmt.win.w.width = BUZ_MAX_WIDTH; if (fmt->fmt.win.w.width < BUZ_MIN_WIDTH) @@ -1668,7 +1643,6 @@ static int zoran_try_fmt_vid_overlay(struct file *file, void *__fh, if (fmt->fmt.win.w.height < BUZ_MIN_HEIGHT) fmt->fmt.win.w.height = BUZ_MIN_HEIGHT; - mutex_unlock(&zr->resource_lock); return 0; } @@ -1683,7 +1657,6 @@ static int zoran_try_fmt_vid_out(struct file *file, void *__fh, if (fmt->fmt.pix.pixelformat != V4L2_PIX_FMT_MJPEG) return -EINVAL; - mutex_lock(&zr->resource_lock); settings = fh->jpg_settings; /* we actually need to set 'real' parameters now */ @@ -1718,7 +1691,7 @@ static int zoran_try_fmt_vid_out(struct file *file, void *__fh, /* check */ res = zoran_check_jpg_settings(zr, &settings, 1); if (res) - goto tryfmt_unlock_and_return; + return res; /* tell the user what we actually did */ fmt->fmt.pix.width = settings.img_width / settings.HorDcm; @@ -1734,8 +1707,6 @@ static int zoran_try_fmt_vid_out(struct file *file, void *__fh, fmt->fmt.pix.sizeimage = zoran_v4l2_calc_bufsize(&settings); fmt->fmt.pix.bytesperline = 0; fmt->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; -tryfmt_unlock_and_return: - mutex_unlock(&zr->resource_lock); return res; } @@ -1750,23 +1721,17 @@ static int zoran_try_fmt_vid_cap(struct file *file, void *__fh, if (fmt->fmt.pix.pixelformat == V4L2_PIX_FMT_MJPEG) return zoran_try_fmt_vid_out(file, fh, fmt); - mutex_lock(&zr->resource_lock); - for (i = 0; i < NUM_FORMATS; i++) if (zoran_formats[i].fourcc == fmt->fmt.pix.pixelformat) break; - if (i == NUM_FORMATS) { - mutex_unlock(&zr->resource_lock); + if (i == NUM_FORMATS) return -EINVAL; - } bpp = DIV_ROUND_UP(zoran_formats[i].depth, 8); v4l_bound_align_image( &fmt->fmt.pix.width, BUZ_MIN_WIDTH, BUZ_MAX_WIDTH, bpp == 2 ? 1 : 2, &fmt->fmt.pix.height, BUZ_MIN_HEIGHT, BUZ_MAX_HEIGHT, 0, 0); - mutex_unlock(&zr->resource_lock); - return 0; } @@ -1774,7 +1739,6 @@ static int zoran_s_fmt_vid_overlay(struct file *file, void *__fh, struct v4l2_format *fmt) { struct zoran_fh *fh = __fh; - struct zoran *zr = fh->zr; int res; dprintk(3, "x=%d, y=%d, w=%d, h=%d, cnt=%d, map=0x%p\n", @@ -1783,12 +1747,10 @@ static int zoran_s_fmt_vid_overlay(struct file *file, void *__fh, fmt->fmt.win.w.height, fmt->fmt.win.clipcount, fmt->fmt.win.bitmap); - mutex_lock(&zr->resource_lock); res = setup_window(fh, fmt->fmt.win.w.left, fmt->fmt.win.w.top, fmt->fmt.win.w.width, fmt->fmt.win.w.height, (struct v4l2_clip __user *)fmt->fmt.win.clips, fmt->fmt.win.clipcount, fmt->fmt.win.bitmap); - mutex_unlock(&zr->resource_lock); return res; } @@ -1808,13 +1770,11 @@ static int zoran_s_fmt_vid_out(struct file *file, void *__fh, if (fmt->fmt.pix.pixelformat != V4L2_PIX_FMT_MJPEG) return -EINVAL; - mutex_lock(&zr->resource_lock); - if (fh->buffers.allocated) { dprintk(1, KERN_ERR "%s: VIDIOC_S_FMT - cannot change capture mode\n", ZR_DEVNAME(zr)); res = -EBUSY; - goto sfmtjpg_unlock_and_return; + return res; } settings = fh->jpg_settings; @@ -1851,7 +1811,7 @@ static int zoran_s_fmt_vid_out(struct file *file, void *__fh, /* check */ res = zoran_check_jpg_settings(zr, &settings, 0); if (res) - goto sfmtjpg_unlock_and_return; + return res; /* it's ok, so set them */ fh->jpg_settings = settings; @@ -1872,9 +1832,6 @@ static int zoran_s_fmt_vid_out(struct file *file, void *__fh, fmt->fmt.pix.bytesperline = 0; fmt->fmt.pix.sizeimage = fh->buffers.buffer_size; fmt->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; - -sfmtjpg_unlock_and_return: - mutex_unlock(&zr->resource_lock); return res; } @@ -1898,14 +1855,12 @@ static int zoran_s_fmt_vid_cap(struct file *file, void *__fh, return -EINVAL; } - mutex_lock(&zr->resource_lock); - if ((fh->map_mode != ZORAN_MAP_MODE_RAW && fh->buffers.allocated) || fh->buffers.active != ZORAN_FREE) { dprintk(1, KERN_ERR "%s: VIDIOC_S_FMT - cannot change capture mode\n", ZR_DEVNAME(zr)); res = -EBUSY; - goto sfmtv4l_unlock_and_return; + return res; } if (fmt->fmt.pix.height > BUZ_MAX_HEIGHT) fmt->fmt.pix.height = BUZ_MAX_HEIGHT; @@ -1917,7 +1872,7 @@ static int zoran_s_fmt_vid_cap(struct file *file, void *__fh, res = zoran_v4l_set_format(fh, fmt->fmt.pix.width, fmt->fmt.pix.height, &zoran_formats[i]); if (res) - goto sfmtv4l_unlock_and_return; + return res; /* tell the user the results/missing stuff */ fmt->fmt.pix.bytesperline = fh->v4l_settings.bytesperline; @@ -1927,9 +1882,6 @@ static int zoran_s_fmt_vid_cap(struct file *file, void *__fh, fmt->fmt.pix.field = V4L2_FIELD_INTERLACED; else fmt->fmt.pix.field = V4L2_FIELD_TOP; - -sfmtv4l_unlock_and_return: - mutex_unlock(&zr->resource_lock); return res; } @@ -1940,14 +1892,12 @@ static int zoran_g_fbuf(struct file *file, void *__fh, struct zoran *zr = fh->zr; memset(fb, 0, sizeof(*fb)); - mutex_lock(&zr->resource_lock); fb->base = zr->vbuf_base; fb->fmt.width = zr->vbuf_width; fb->fmt.height = zr->vbuf_height; if (zr->overlay_settings.format) fb->fmt.pixelformat = fh->overlay_settings.format->fourcc; fb->fmt.bytesperline = zr->vbuf_bytesperline; - mutex_unlock(&zr->resource_lock); fb->fmt.colorspace = V4L2_COLORSPACE_SRGB; fb->fmt.field = V4L2_FIELD_INTERLACED; fb->capability = V4L2_FBUF_CAP_LIST_CLIPPING; @@ -1973,10 +1923,8 @@ static int zoran_s_fbuf(struct file *file, void *__fh, return -EINVAL; } - mutex_lock(&zr->resource_lock); res = setup_fbuffer(fh, fb->base, &zoran_formats[i], fb->fmt.width, fb->fmt.height, fb->fmt.bytesperline); - mutex_unlock(&zr->resource_lock); return res; } @@ -1984,12 +1932,9 @@ static int zoran_s_fbuf(struct file *file, void *__fh, static int zoran_overlay(struct file *file, void *__fh, unsigned int on) { struct zoran_fh *fh = __fh; - struct zoran *zr = fh->zr; int res; - mutex_lock(&zr->resource_lock); res = setup_overlay(fh, on); - mutex_unlock(&zr->resource_lock); return res; } @@ -2013,14 +1958,13 @@ static int zoran_reqbufs(struct file *file, void *__fh, struct v4l2_requestbuffe if (req->count == 0) return zoran_streamoff(file, fh, req->type); - mutex_lock(&zr->resource_lock); if (fh->buffers.allocated) { dprintk(2, KERN_ERR "%s: VIDIOC_REQBUFS - buffers already allocated\n", ZR_DEVNAME(zr)); res = -EBUSY; - goto v4l2reqbuf_unlock_and_return; + return res; } if (fh->map_mode == ZORAN_MAP_MODE_RAW && @@ -2037,7 +1981,7 @@ static int zoran_reqbufs(struct file *file, void *__fh, struct v4l2_requestbuffe if (v4l_fbuffer_alloc(fh)) { res = -ENOMEM; - goto v4l2reqbuf_unlock_and_return; + return res; } } else if (fh->map_mode == ZORAN_MAP_MODE_JPG_REC || fh->map_mode == ZORAN_MAP_MODE_JPG_PLAY) { @@ -2054,7 +1998,7 @@ static int zoran_reqbufs(struct file *file, void *__fh, struct v4l2_requestbuffe if (jpg_fbuffer_alloc(fh)) { res = -ENOMEM; - goto v4l2reqbuf_unlock_and_return; + return res; } } else { dprintk(1, @@ -2062,23 +2006,17 @@ static int zoran_reqbufs(struct file *file, void *__fh, struct v4l2_requestbuffe "%s: VIDIOC_REQBUFS - unknown type %d\n", ZR_DEVNAME(zr), req->type); res = -EINVAL; - goto v4l2reqbuf_unlock_and_return; + return res; } -v4l2reqbuf_unlock_and_return: - mutex_unlock(&zr->resource_lock); - return res; } static int zoran_querybuf(struct file *file, void *__fh, struct v4l2_buffer *buf) { struct zoran_fh *fh = __fh; - struct zoran *zr = fh->zr; int res; - mutex_lock(&zr->resource_lock); res = zoran_v4l2_buffer_status(fh, buf, buf->index); - mutex_unlock(&zr->resource_lock); return res; } @@ -2089,8 +2027,6 @@ static int zoran_qbuf(struct file *file, void *__fh, struct v4l2_buffer *buf) struct zoran *zr = fh->zr; int res = 0, codec_mode, buf_type; - mutex_lock(&zr->resource_lock); - switch (fh->map_mode) { case ZORAN_MAP_MODE_RAW: if (buf->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) { @@ -2098,12 +2034,12 @@ static int zoran_qbuf(struct file *file, void *__fh, struct v4l2_buffer *buf) "%s: VIDIOC_QBUF - invalid buf->type=%d for map_mode=%d\n", ZR_DEVNAME(zr), buf->type, fh->map_mode); res = -EINVAL; - goto qbuf_unlock_and_return; + return res; } res = zoran_v4l_queue_frame(fh, buf->index); if (res) - goto qbuf_unlock_and_return; + return res; if (!zr->v4l_memgrab_active && fh->buffers.active == ZORAN_LOCKED) zr36057_set_memgrab(zr, 1); break; @@ -2123,12 +2059,12 @@ static int zoran_qbuf(struct file *file, void *__fh, struct v4l2_buffer *buf) "%s: VIDIOC_QBUF - invalid buf->type=%d for map_mode=%d\n", ZR_DEVNAME(zr), buf->type, fh->map_mode); res = -EINVAL; - goto qbuf_unlock_and_return; + return res; } res = zoran_jpg_queue_frame(fh, buf->index, codec_mode); if (res != 0) - goto qbuf_unlock_and_return; + return res; if (zr->codec_mode == BUZ_MODE_IDLE && fh->buffers.active == ZORAN_LOCKED) zr36057_enable_jpg(zr, codec_mode); @@ -2142,9 +2078,6 @@ static int zoran_qbuf(struct file *file, void *__fh, struct v4l2_buffer *buf) res = -EINVAL; break; } -qbuf_unlock_and_return: - mutex_unlock(&zr->resource_lock); - return res; } @@ -2154,8 +2087,6 @@ static int zoran_dqbuf(struct file *file, void *__fh, struct v4l2_buffer *buf) struct zoran *zr = fh->zr; int res = 0, buf_type, num = -1; /* compiler borks here (?) */ - mutex_lock(&zr->resource_lock); - switch (fh->map_mode) { case ZORAN_MAP_MODE_RAW: if (buf->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) { @@ -2163,18 +2094,18 @@ static int zoran_dqbuf(struct file *file, void *__fh, struct v4l2_buffer *buf) "%s: VIDIOC_QBUF - invalid buf->type=%d for map_mode=%d\n", ZR_DEVNAME(zr), buf->type, fh->map_mode); res = -EINVAL; - goto dqbuf_unlock_and_return; + return res; } num = zr->v4l_pend[zr->v4l_sync_tail & V4L_MASK_FRAME]; if (file->f_flags & O_NONBLOCK && zr->v4l_buffers.buffer[num].state != BUZ_STATE_DONE) { res = -EAGAIN; - goto dqbuf_unlock_and_return; + return res; } res = v4l_sync(fh, num); if (res) - goto dqbuf_unlock_and_return; + return res; zr->v4l_sync_tail++; res = zoran_v4l2_buffer_status(fh, buf, num); break; @@ -2194,7 +2125,7 @@ static int zoran_dqbuf(struct file *file, void *__fh, struct v4l2_buffer *buf) "%s: VIDIOC_QBUF - invalid buf->type=%d for map_mode=%d\n", ZR_DEVNAME(zr), buf->type, fh->map_mode); res = -EINVAL; - goto dqbuf_unlock_and_return; + return res; } num = zr->jpg_pend[zr->jpg_que_tail & BUZ_MASK_FRAME]; @@ -2202,12 +2133,12 @@ static int zoran_dqbuf(struct file *file, void *__fh, struct v4l2_buffer *buf) if (file->f_flags & O_NONBLOCK && zr->jpg_buffers.buffer[num].state != BUZ_STATE_DONE) { res = -EAGAIN; - goto dqbuf_unlock_and_return; + return res; } bs.frame = 0; /* suppress compiler warning */ res = jpg_sync(fh, &bs); if (res) - goto dqbuf_unlock_and_return; + return res; res = zoran_v4l2_buffer_status(fh, buf, bs.frame); break; } @@ -2219,9 +2150,6 @@ static int zoran_dqbuf(struct file *file, void *__fh, struct v4l2_buffer *buf) res = -EINVAL; break; } -dqbuf_unlock_and_return: - mutex_unlock(&zr->resource_lock); - return res; } @@ -2231,14 +2159,12 @@ static int zoran_streamon(struct file *file, void *__fh, enum v4l2_buf_type type struct zoran *zr = fh->zr; int res = 0; - mutex_lock(&zr->resource_lock); - switch (fh->map_mode) { case ZORAN_MAP_MODE_RAW: /* raw capture */ if (zr->v4l_buffers.active != ZORAN_ACTIVE || fh->buffers.active != ZORAN_ACTIVE) { res = -EBUSY; - goto strmon_unlock_and_return; + return res; } zr->v4l_buffers.active = fh->buffers.active = ZORAN_LOCKED; @@ -2257,7 +2183,7 @@ static int zoran_streamon(struct file *file, void *__fh, enum v4l2_buf_type type if (zr->jpg_buffers.active != ZORAN_ACTIVE || fh->buffers.active != ZORAN_ACTIVE) { res = -EBUSY; - goto strmon_unlock_and_return; + return res; } zr->jpg_buffers.active = fh->buffers.active = ZORAN_LOCKED; @@ -2276,9 +2202,6 @@ static int zoran_streamon(struct file *file, void *__fh, enum v4l2_buf_type type res = -EINVAL; break; } -strmon_unlock_and_return: - mutex_unlock(&zr->resource_lock); - return res; } @@ -2289,17 +2212,15 @@ static int zoran_streamoff(struct file *file, void *__fh, enum v4l2_buf_type typ int i, res = 0; unsigned long flags; - mutex_lock(&zr->resource_lock); - switch (fh->map_mode) { case ZORAN_MAP_MODE_RAW: /* raw capture */ if (fh->buffers.active == ZORAN_FREE && zr->v4l_buffers.active != ZORAN_FREE) { res = -EPERM; /* stay off other's settings! */ - goto strmoff_unlock_and_return; + return res; } if (zr->v4l_buffers.active == ZORAN_FREE) - goto strmoff_unlock_and_return; + return res; spin_lock_irqsave(&zr->spinlock, flags); /* unload capture */ @@ -2327,17 +2248,17 @@ static int zoran_streamoff(struct file *file, void *__fh, enum v4l2_buf_type typ if (fh->buffers.active == ZORAN_FREE && zr->jpg_buffers.active != ZORAN_FREE) { res = -EPERM; /* stay off other's settings! */ - goto strmoff_unlock_and_return; + return res; } if (zr->jpg_buffers.active == ZORAN_FREE) - goto strmoff_unlock_and_return; + return res; res = jpg_qbuf(fh, -1, (fh->map_mode == ZORAN_MAP_MODE_JPG_REC) ? BUZ_MODE_MOTION_COMPRESS : BUZ_MODE_MOTION_DECOMPRESS); if (res) - goto strmoff_unlock_and_return; + return res; break; default: dprintk(1, KERN_ERR @@ -2346,70 +2267,14 @@ static int zoran_streamoff(struct file *file, void *__fh, enum v4l2_buf_type typ res = -EINVAL; break; } -strmoff_unlock_and_return: - mutex_unlock(&zr->resource_lock); - return res; } - -static int zoran_queryctrl(struct file *file, void *__fh, - struct v4l2_queryctrl *ctrl) -{ - struct zoran_fh *fh = __fh; - struct zoran *zr = fh->zr; - - /* we only support hue/saturation/contrast/brightness */ - if (ctrl->id < V4L2_CID_BRIGHTNESS || - ctrl->id > V4L2_CID_HUE) - return -EINVAL; - - decoder_call(zr, core, queryctrl, ctrl); - - return 0; -} - -static int zoran_g_ctrl(struct file *file, void *__fh, struct v4l2_control *ctrl) -{ - struct zoran_fh *fh = __fh; - struct zoran *zr = fh->zr; - - /* we only support hue/saturation/contrast/brightness */ - if (ctrl->id < V4L2_CID_BRIGHTNESS || - ctrl->id > V4L2_CID_HUE) - return -EINVAL; - - mutex_lock(&zr->resource_lock); - decoder_call(zr, core, g_ctrl, ctrl); - mutex_unlock(&zr->resource_lock); - - return 0; -} - -static int zoran_s_ctrl(struct file *file, void *__fh, struct v4l2_control *ctrl) -{ - struct zoran_fh *fh = __fh; - struct zoran *zr = fh->zr; - - /* we only support hue/saturation/contrast/brightness */ - if (ctrl->id < V4L2_CID_BRIGHTNESS || - ctrl->id > V4L2_CID_HUE) - return -EINVAL; - - mutex_lock(&zr->resource_lock); - decoder_call(zr, core, s_ctrl, ctrl); - mutex_unlock(&zr->resource_lock); - - return 0; -} - static int zoran_g_std(struct file *file, void *__fh, v4l2_std_id *std) { struct zoran_fh *fh = __fh; struct zoran *zr = fh->zr; - mutex_lock(&zr->resource_lock); *std = zr->norm; - mutex_unlock(&zr->resource_lock); return 0; } @@ -2419,14 +2284,11 @@ static int zoran_s_std(struct file *file, void *__fh, v4l2_std_id std) struct zoran *zr = fh->zr; int res = 0; - mutex_lock(&zr->resource_lock); res = zoran_set_norm(zr, std); if (res) - goto sstd_unlock_and_return; + return res; res = wait_grab_pending(zr); -sstd_unlock_and_return: - mutex_unlock(&zr->resource_lock); return res; } @@ -2445,9 +2307,7 @@ static int zoran_enum_input(struct file *file, void *__fh, inp->std = V4L2_STD_ALL; /* Get status of video decoder */ - mutex_lock(&zr->resource_lock); decoder_call(zr, video, g_input_status, &inp->status); - mutex_unlock(&zr->resource_lock); return 0; } @@ -2456,9 +2316,7 @@ static int zoran_g_input(struct file *file, void *__fh, unsigned int *input) struct zoran_fh *fh = __fh; struct zoran *zr = fh->zr; - mutex_lock(&zr->resource_lock); *input = zr->input; - mutex_unlock(&zr->resource_lock); return 0; } @@ -2469,15 +2327,12 @@ static int zoran_s_input(struct file *file, void *__fh, unsigned int input) struct zoran *zr = fh->zr; int res; - mutex_lock(&zr->resource_lock); res = zoran_set_input(zr, input); if (res) - goto sinput_unlock_and_return; + return res; /* Make sure the changes come into effect */ res = wait_grab_pending(zr); -sinput_unlock_and_return: - mutex_unlock(&zr->resource_lock); return res; } @@ -2520,8 +2375,6 @@ static int zoran_cropcap(struct file *file, void *__fh, memset(cropcap, 0, sizeof(*cropcap)); cropcap->type = type; - mutex_lock(&zr->resource_lock); - if (cropcap->type != V4L2_BUF_TYPE_VIDEO_OUTPUT && (cropcap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE || fh->map_mode == ZORAN_MAP_MODE_RAW)) { @@ -2529,7 +2382,7 @@ static int zoran_cropcap(struct file *file, void *__fh, "%s: VIDIOC_CROPCAP - subcapture only supported for compressed capture\n", ZR_DEVNAME(zr)); res = -EINVAL; - goto cropcap_unlock_and_return; + return res; } cropcap->bounds.top = cropcap->bounds.left = 0; @@ -2538,8 +2391,6 @@ static int zoran_cropcap(struct file *file, void *__fh, cropcap->defrect.top = cropcap->defrect.left = 0; cropcap->defrect.width = BUZ_MIN_WIDTH; cropcap->defrect.height = BUZ_MIN_HEIGHT; -cropcap_unlock_and_return: - mutex_unlock(&zr->resource_lock); return res; } @@ -2552,8 +2403,6 @@ static int zoran_g_crop(struct file *file, void *__fh, struct v4l2_crop *crop) memset(crop, 0, sizeof(*crop)); crop->type = type; - mutex_lock(&zr->resource_lock); - if (crop->type != V4L2_BUF_TYPE_VIDEO_OUTPUT && (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE || fh->map_mode == ZORAN_MAP_MODE_RAW)) { @@ -2562,17 +2411,13 @@ static int zoran_g_crop(struct file *file, void *__fh, struct v4l2_crop *crop) "%s: VIDIOC_G_CROP - subcapture only supported for compressed capture\n", ZR_DEVNAME(zr)); res = -EINVAL; - goto gcrop_unlock_and_return; + return res; } crop->c.top = fh->jpg_settings.img_y; crop->c.left = fh->jpg_settings.img_x; crop->c.width = fh->jpg_settings.img_width; crop->c.height = fh->jpg_settings.img_height; - -gcrop_unlock_and_return: - mutex_unlock(&zr->resource_lock); - return res; } @@ -2585,14 +2430,12 @@ static int zoran_s_crop(struct file *file, void *__fh, const struct v4l2_crop *c settings = fh->jpg_settings; - mutex_lock(&zr->resource_lock); - if (fh->buffers.allocated) { dprintk(1, KERN_ERR "%s: VIDIOC_S_CROP - cannot change settings while active\n", ZR_DEVNAME(zr)); res = -EBUSY; - goto scrop_unlock_and_return; + return res; } if (crop->type != V4L2_BUF_TYPE_VIDEO_OUTPUT && @@ -2602,7 +2445,7 @@ static int zoran_s_crop(struct file *file, void *__fh, const struct v4l2_crop *c "%s: VIDIOC_G_CROP - subcapture only supported for compressed capture\n", ZR_DEVNAME(zr)); res = -EINVAL; - goto scrop_unlock_and_return; + return res; } /* move into a form that we understand */ @@ -2614,13 +2457,10 @@ static int zoran_s_crop(struct file *file, void *__fh, const struct v4l2_crop *c /* check validity */ res = zoran_check_jpg_settings(zr, &settings, 0); if (res) - goto scrop_unlock_and_return; + return res; /* accept */ fh->jpg_settings = settings; - -scrop_unlock_and_return: - mutex_unlock(&zr->resource_lock); return res; } @@ -2628,11 +2468,8 @@ static int zoran_g_jpegcomp(struct file *file, void *__fh, struct v4l2_jpegcompression *params) { struct zoran_fh *fh = __fh; - struct zoran *zr = fh->zr; memset(params, 0, sizeof(*params)); - mutex_lock(&zr->resource_lock); - params->quality = fh->jpg_settings.jpg_comp.quality; params->APPn = fh->jpg_settings.jpg_comp.APPn; memcpy(params->APP_data, @@ -2646,8 +2483,6 @@ static int zoran_g_jpegcomp(struct file *file, void *__fh, params->jpeg_markers = fh->jpg_settings.jpg_comp.jpeg_markers; - mutex_unlock(&zr->resource_lock); - return 0; } @@ -2663,26 +2498,21 @@ static int zoran_s_jpegcomp(struct file *file, void *__fh, settings.jpg_comp = *params; - mutex_lock(&zr->resource_lock); - if (fh->buffers.active != ZORAN_FREE) { dprintk(1, KERN_WARNING "%s: VIDIOC_S_JPEGCOMP called while in playback/capture mode\n", ZR_DEVNAME(zr)); res = -EBUSY; - goto sjpegc_unlock_and_return; + return res; } res = zoran_check_jpg_settings(zr, &settings, 0); if (res) - goto sjpegc_unlock_and_return; + return res; if (!fh->buffers.allocated) fh->buffers.buffer_size = zoran_v4l2_calc_bufsize(&fh->jpg_settings); fh->jpg_settings.jpg_comp = settings.jpg_comp; -sjpegc_unlock_and_return: - mutex_unlock(&zr->resource_lock); - return res; } @@ -2692,7 +2522,8 @@ zoran_poll (struct file *file, { struct zoran_fh *fh = file->private_data; struct zoran *zr = fh->zr; - int res = 0, frame; + int res = v4l2_ctrl_poll(file, wait); + int frame; unsigned long flags; /* we should check whether buffers are ready to be synced on @@ -2703,8 +2534,6 @@ zoran_poll (struct file *file, * if no buffers queued or so, return POLLNVAL */ - mutex_lock(&zr->resource_lock); - switch (fh->map_mode) { case ZORAN_MAP_MODE_RAW: poll_wait(file, &zr->v4l_capq, wait); @@ -2722,7 +2551,7 @@ zoran_poll (struct file *file, if (fh->buffers.active != ZORAN_FREE && /* Buffer ready to DQBUF? */ zr->v4l_buffers.buffer[frame].state == BUZ_STATE_DONE) - res = POLLIN | POLLRDNORM; + res |= POLLIN | POLLRDNORM; spin_unlock_irqrestore(&zr->spinlock, flags); break; @@ -2743,9 +2572,9 @@ zoran_poll (struct file *file, if (fh->buffers.active != ZORAN_FREE && zr->jpg_buffers.buffer[frame].state == BUZ_STATE_DONE) { if (fh->map_mode == ZORAN_MAP_MODE_JPG_REC) - res = POLLIN | POLLRDNORM; + res |= POLLIN | POLLRDNORM; else - res = POLLOUT | POLLWRNORM; + res |= POLLOUT | POLLWRNORM; } spin_unlock_irqrestore(&zr->spinlock, flags); @@ -2756,11 +2585,9 @@ zoran_poll (struct file *file, KERN_ERR "%s: %s - internal error, unknown map_mode=%d\n", ZR_DEVNAME(zr), __func__, fh->map_mode); - res = POLLNVAL; + res |= POLLERR; } - mutex_unlock(&zr->resource_lock); - return res; } @@ -2792,9 +2619,6 @@ zoran_vm_close (struct vm_area_struct *vma) struct zoran *zr = fh->zr; int i; - if (!atomic_dec_and_mutex_lock(&map->count, &zr->resource_lock)) - return; - dprintk(3, KERN_INFO "%s: %s - munmap(%s)\n", ZR_DEVNAME(zr), __func__, mode_name(fh->map_mode)); @@ -2807,7 +2631,6 @@ zoran_vm_close (struct vm_area_struct *vma) /* Any buffers still mapped? */ for (i = 0; i < fh->buffers.num_buffers; i++) { if (fh->buffers.buffer[i].map) { - mutex_unlock(&zr->resource_lock); return; } } @@ -2815,7 +2638,6 @@ zoran_vm_close (struct vm_area_struct *vma) dprintk(3, KERN_INFO "%s: %s - free %s buffers\n", ZR_DEVNAME(zr), __func__, mode_name(fh->map_mode)); - if (fh->map_mode == ZORAN_MAP_MODE_RAW) { if (fh->buffers.active != ZORAN_FREE) { unsigned long flags; @@ -2835,8 +2657,6 @@ zoran_vm_close (struct vm_area_struct *vma) } jpg_fbuffer_free(fh); } - - mutex_unlock(&zr->resource_lock); } static const struct vm_operations_struct zoran_vm_ops = { @@ -2872,15 +2692,13 @@ zoran_mmap (struct file *file, return -EINVAL; } - mutex_lock(&zr->resource_lock); - if (!fh->buffers.allocated) { dprintk(1, KERN_ERR "%s: %s(%s) - buffers not yet allocated\n", ZR_DEVNAME(zr), __func__, mode_name(fh->map_mode)); res = -ENOMEM; - goto mmap_unlock_and_return; + return res; } first = offset / fh->buffers.buffer_size; @@ -2896,7 +2714,7 @@ zoran_mmap (struct file *file, fh->buffers.buffer_size, fh->buffers.num_buffers); res = -EINVAL; - goto mmap_unlock_and_return; + return res; } /* Check if any buffers are already mapped */ @@ -2907,7 +2725,7 @@ zoran_mmap (struct file *file, "%s: %s(%s) - buffer %d already mapped\n", ZR_DEVNAME(zr), __func__, mode_name(fh->map_mode), i); res = -EBUSY; - goto mmap_unlock_and_return; + return res; } } @@ -2915,7 +2733,7 @@ zoran_mmap (struct file *file, map = kmalloc(sizeof(struct zoran_mapping), GFP_KERNEL); if (!map) { res = -ENOMEM; - goto mmap_unlock_and_return; + return res; } map->fh = fh; atomic_set(&map->count, 1); @@ -2937,7 +2755,7 @@ zoran_mmap (struct file *file, "%s: %s(V4L) - remap_pfn_range failed\n", ZR_DEVNAME(zr), __func__); res = -EAGAIN; - goto mmap_unlock_and_return; + return res; } size -= todo; start += todo; @@ -2969,7 +2787,7 @@ zoran_mmap (struct file *file, "%s: %s(V4L) - remap_pfn_range failed\n", ZR_DEVNAME(zr), __func__); res = -EAGAIN; - goto mmap_unlock_and_return; + return res; } size -= todo; start += todo; @@ -2985,10 +2803,6 @@ zoran_mmap (struct file *file, } } - -mmap_unlock_and_return: - mutex_unlock(&zr->resource_lock); - return res; } @@ -3028,33 +2842,15 @@ static const struct v4l2_ioctl_ops zoran_ioctl_ops = { .vidioc_try_fmt_vid_cap = zoran_try_fmt_vid_cap, .vidioc_try_fmt_vid_out = zoran_try_fmt_vid_out, .vidioc_try_fmt_vid_overlay = zoran_try_fmt_vid_overlay, - .vidioc_queryctrl = zoran_queryctrl, - .vidioc_s_ctrl = zoran_s_ctrl, - .vidioc_g_ctrl = zoran_g_ctrl, + .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, + .vidioc_unsubscribe_event = v4l2_event_unsubscribe, }; -/* please use zr->resource_lock consistently and kill this wrapper */ -static long zoran_ioctl(struct file *file, unsigned int cmd, - unsigned long arg) -{ - struct zoran_fh *fh = file->private_data; - struct zoran *zr = fh->zr; - int ret; - - mutex_lock(&zr->other_lock); - ret = video_ioctl2(file, cmd, arg); - mutex_unlock(&zr->other_lock); - - return ret; -} - static const struct v4l2_file_operations zoran_fops = { .owner = THIS_MODULE, .open = zoran_open, .release = zoran_close, - .unlocked_ioctl = zoran_ioctl, - .read = zoran_read, - .write = zoran_write, + .unlocked_ioctl = video_ioctl2, .mmap = zoran_mmap, .poll = zoran_poll, }; diff --git a/drivers/media/platform/Kconfig b/drivers/media/platform/Kconfig index f6bed1971..dc75694ac 100644 --- a/drivers/media/platform/Kconfig +++ b/drivers/media/platform/Kconfig @@ -1,6 +1,6 @@ # # Platform drivers -# All drivers here are currently for webcam support +# Most drivers here are currently for webcam support menuconfig V4L_PLATFORM_DRIVERS bool "V4L platform devices" @@ -86,7 +86,7 @@ config VIDEO_M32R_AR_M64278 config VIDEO_OMAP3 tristate "OMAP 3 Camera support" depends on VIDEO_V4L2 && I2C && VIDEO_V4L2_SUBDEV_API && ARCH_OMAP3 - depends on HAS_DMA + depends on HAS_DMA && OF depends on OMAP_IOMMU select ARM_DMA_USE_IOMMU select VIDEOBUF2_DMA_CONTIG @@ -231,6 +231,18 @@ config VIDEO_SH_VEU Support for the Video Engine Unit (VEU) on SuperH and SH-Mobile SoCs. +config VIDEO_RENESAS_JPU + tristate "Renesas JPEG Processing Unit" + depends on VIDEO_DEV && VIDEO_V4L2 + depends on ARCH_SHMOBILE || COMPILE_TEST + select VIDEOBUF2_DMA_CONTIG + select V4L2_MEM2MEM_DEV + ---help--- + This is a V4L2 driver for the Renesas JPEG Processing Unit. + + To compile this driver as a module, choose M here: the module + will be called rcar_jpu. + config VIDEO_RENESAS_VSP1 tristate "Renesas VSP1 Video Processing Engine" depends on VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API && HAS_DMA @@ -280,3 +292,14 @@ config VIDEO_VIM2M This is a virtual test device for the memory-to-memory driver framework. endif #V4L_TEST_DRIVERS + +menuconfig DVB_PLATFORM_DRIVERS + bool "DVB platform devices" + depends on MEDIA_DIGITAL_TV_SUPPORT + default n + ---help--- + Say Y here to enable support for platform-specific Digital TV drivers. + +if DVB_PLATFORM_DRIVERS +source "drivers/media/platform/sti/c8sectpfe/Kconfig" +endif #DVB_PLATFORM_DRIVERS diff --git a/drivers/media/platform/Makefile b/drivers/media/platform/Makefile index 114f9aba1..efa0295af 100644 --- a/drivers/media/platform/Makefile +++ b/drivers/media/platform/Makefile @@ -35,6 +35,7 @@ obj-$(CONFIG_VIDEO_SAMSUNG_S5P_G2D) += s5p-g2d/ obj-$(CONFIG_VIDEO_SAMSUNG_EXYNOS_GSC) += exynos-gsc/ obj-$(CONFIG_VIDEO_STI_BDISP) += sti/bdisp/ +obj-$(CONFIG_DVB_C8SECTPFE) += sti/c8sectpfe/ obj-$(CONFIG_BLACKFIN) += blackfin/ @@ -44,6 +45,7 @@ obj-$(CONFIG_VIDEO_SH_VOU) += sh_vou.o obj-$(CONFIG_SOC_CAMERA) += soc_camera/ +obj-$(CONFIG_VIDEO_RENESAS_JPU) += rcar_jpu.o obj-$(CONFIG_VIDEO_RENESAS_VSP1) += vsp1/ obj-y += omap/ diff --git a/drivers/media/platform/coda/Makefile b/drivers/media/platform/coda/Makefile index 834e504bf..9342ac57b 100644 --- a/drivers/media/platform/coda/Makefile +++ b/drivers/media/platform/coda/Makefile @@ -1,5 +1,5 @@ ccflags-y += -I$(src) -coda-objs := coda-common.o coda-bit.o coda-h264.o coda-jpeg.o +coda-objs := coda-common.o coda-bit.o coda-gdi.o coda-h264.o coda-jpeg.o obj-$(CONFIG_VIDEO_CODA) += coda.o diff --git a/drivers/media/platform/coda/coda-bit.c b/drivers/media/platform/coda/coda-bit.c index 109797bb8..fd7819d89 100644 --- a/drivers/media/platform/coda/coda-bit.c +++ b/drivers/media/platform/coda/coda-bit.c @@ -226,8 +226,12 @@ void coda_fill_bitstream(struct coda_ctx *ctx, bool streaming) { struct vb2_buffer *src_buf; struct coda_buffer_meta *meta; + unsigned long flags; u32 start; + if (ctx->bit_stream_param & CODA_BIT_STREAM_END_FLAG) + return; + while (v4l2_m2m_num_src_bufs_ready(ctx->fh.m2m_ctx) > 0) { /* * Only queue a single JPEG into the bitstream buffer, except @@ -252,6 +256,13 @@ void coda_fill_bitstream(struct coda_ctx *ctx, bool streaming) continue; } + /* Dump empty buffers */ + if (!vb2_get_plane_payload(src_buf, 0)) { + src_buf = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx); + v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_DONE); + continue; + } + /* Buffer start position */ start = ctx->bitstream_fifo.kfifo.in & ctx->bitstream_fifo.kfifo.mask; @@ -271,8 +282,13 @@ void coda_fill_bitstream(struct coda_ctx *ctx, bool streaming) meta->start = start; meta->end = ctx->bitstream_fifo.kfifo.in & ctx->bitstream_fifo.kfifo.mask; + spin_lock_irqsave(&ctx->buffer_meta_lock, + flags); list_add_tail(&meta->list, &ctx->buffer_meta_list); + ctx->num_metas++; + spin_unlock_irqrestore(&ctx->buffer_meta_lock, + flags); trace_coda_bit_queue(ctx, src_buf, meta); } @@ -331,7 +347,6 @@ static int coda_alloc_framebuffers(struct coda_ctx *ctx, { struct coda_dev *dev = ctx->dev; int width, height; - dma_addr_t paddr; int ysize; int ret; int i; @@ -351,7 +366,10 @@ static int coda_alloc_framebuffers(struct coda_ctx *ctx, size_t size; char *name; - size = ysize + ysize / 2; + if (ctx->tiled_map_type == GDI_TILED_FRAME_MB_RASTER_MAP) + size = round_up(ysize, 4096) + ysize / 2; + else + size = ysize + ysize / 2; if (ctx->codec->src_fourcc == V4L2_PIX_FMT_H264 && dev->devtype->product != CODA_DX6) size += ysize / 4; @@ -367,11 +385,23 @@ static int coda_alloc_framebuffers(struct coda_ctx *ctx, /* Register frame buffers in the parameter buffer */ for (i = 0; i < ctx->num_internal_frames; i++) { - paddr = ctx->internal_frames[i].paddr; + u32 y, cb, cr; + /* Start addresses of Y, Cb, Cr planes */ - coda_parabuf_write(ctx, i * 3 + 0, paddr); - coda_parabuf_write(ctx, i * 3 + 1, paddr + ysize); - coda_parabuf_write(ctx, i * 3 + 2, paddr + ysize + ysize / 4); + y = ctx->internal_frames[i].paddr; + cb = y + ysize; + cr = y + ysize + ysize/4; + if (ctx->tiled_map_type == GDI_TILED_FRAME_MB_RASTER_MAP) { + cb = round_up(cb, 4096); + cr = 0; + /* Packed 20-bit MSB of base addresses */ + /* YYYYYCCC, CCyyyyyc, cccc.... */ + y = (y & 0xfffff000) | cb >> 20; + cb = (cb & 0x000ff000) << 12; + } + coda_parabuf_write(ctx, i * 3 + 0, y); + coda_parabuf_write(ctx, i * 3 + 1, cb); + coda_parabuf_write(ctx, i * 3 + 2, cr); /* mvcol buffer for h.264 */ if (ctx->codec->src_fourcc == V4L2_PIX_FMT_H264 && @@ -384,7 +414,7 @@ static int coda_alloc_framebuffers(struct coda_ctx *ctx, /* mvcol buffer for mpeg4 */ if ((dev->devtype->product != CODA_DX6) && (ctx->codec->src_fourcc == V4L2_PIX_FMT_MPEG4)) - coda_parabuf_write(ctx, 97, ctx->internal_frames[i].paddr + + coda_parabuf_write(ctx, 97, ctx->internal_frames[0].paddr + ysize + ysize/4 + ysize/4); return 0; @@ -712,6 +742,32 @@ err_clk_per: return ret; } +static void coda9_set_frame_cache(struct coda_ctx *ctx, u32 fourcc) +{ + u32 cache_size, cache_config; + + if (ctx->tiled_map_type == GDI_LINEAR_FRAME_MAP) { + /* Luma 2x0 page, 2x6 cache, chroma 2x0 page, 2x4 cache size */ + cache_size = 0x20262024; + cache_config = 2 << CODA9_CACHE_PAGEMERGE_OFFSET; + } else { + /* Luma 0x2 page, 4x4 cache, chroma 0x2 page, 4x3 cache size */ + cache_size = 0x02440243; + cache_config = 1 << CODA9_CACHE_PAGEMERGE_OFFSET; + } + coda_write(ctx->dev, cache_size, CODA9_CMD_SET_FRAME_CACHE_SIZE); + if (fourcc == V4L2_PIX_FMT_NV12) { + cache_config |= 32 << CODA9_CACHE_LUMA_BUFFER_SIZE_OFFSET | + 16 << CODA9_CACHE_CR_BUFFER_SIZE_OFFSET | + 0 << CODA9_CACHE_CB_BUFFER_SIZE_OFFSET; + } else { + cache_config |= 32 << CODA9_CACHE_LUMA_BUFFER_SIZE_OFFSET | + 8 << CODA9_CACHE_CR_BUFFER_SIZE_OFFSET | + 8 << CODA9_CACHE_CB_BUFFER_SIZE_OFFSET; + } + coda_write(ctx->dev, cache_config, CODA9_CMD_SET_FRAME_CACHE_CONFIG); +} + /* * Encoder context operations */ @@ -789,9 +845,12 @@ static int coda_start_encoding(struct coda_ctx *ctx) break; } - ctx->frame_mem_ctrl &= ~CODA_FRAME_CHROMA_INTERLEAVE; + ctx->frame_mem_ctrl &= ~(CODA_FRAME_CHROMA_INTERLEAVE | (0x3 << 9) | + CODA9_FRAME_TILED2LINEAR); if (q_data_src->fourcc == V4L2_PIX_FMT_NV12) ctx->frame_mem_ctrl |= CODA_FRAME_CHROMA_INTERLEAVE; + if (ctx->tiled_map_type == GDI_TILED_FRAME_MB_RASTER_MAP) + ctx->frame_mem_ctrl |= (0x3 << 9) | CODA9_FRAME_TILED2LINEAR; coda_write(dev, ctx->frame_mem_ctrl, CODA_REG_BIT_FRAME_MEM_CTRL); if (dev->devtype->product == CODA_DX6) { @@ -913,6 +972,9 @@ static int coda_start_encoding(struct coda_ctx *ctx) value = (ctx->params.bitrate & CODA_RATECONTROL_BITRATE_MASK) << CODA_RATECONTROL_BITRATE_OFFSET; value |= 1 & CODA_RATECONTROL_ENABLE_MASK; + value |= (ctx->params.vbv_delay & + CODA_RATECONTROL_INITIALDELAY_MASK) + << CODA_RATECONTROL_INITIALDELAY_OFFSET; if (dev->devtype->product == CODA_960) value |= BIT(31); /* disable autoskip */ } else { @@ -920,7 +982,7 @@ static int coda_start_encoding(struct coda_ctx *ctx) } coda_write(dev, value, CODA_CMD_ENC_SEQ_RC_PARA); - coda_write(dev, 0, CODA_CMD_ENC_SEQ_RC_BUF_SIZE); + coda_write(dev, ctx->params.vbv_size, CODA_CMD_ENC_SEQ_RC_BUF_SIZE); coda_write(dev, ctx->params.intra_refresh, CODA_CMD_ENC_SEQ_INTRA_REFRESH); @@ -996,6 +1058,7 @@ static int coda_start_encoding(struct coda_ctx *ctx) ret = -EFAULT; goto out; } + ctx->initialized = 1; if (dst_fourcc != V4L2_PIX_FMT_JPEG) { if (dev->devtype->product == CODA_960) @@ -1036,6 +1099,8 @@ static int coda_start_encoding(struct coda_ctx *ctx) coda_write(dev, ctx->iram_info.buf_btp_use, CODA9_CMD_SET_FRAME_AXI_BTP_ADDR); + coda9_set_frame_cache(ctx, q_data_src->fourcc); + /* FIXME */ coda_write(dev, ctx->internal_frames[2].paddr, CODA9_CMD_SET_FRAME_SUBSAMP_A); @@ -1326,6 +1391,9 @@ static void coda_seq_end_work(struct work_struct *work) mutex_lock(&ctx->buffer_mutex); mutex_lock(&dev->coda_mutex); + if (ctx->initialized == 0) + goto out; + v4l2_dbg(1, coda_debug, &dev->v4l2_dev, "%d: %s: sent command 'SEQ_END' to coda\n", ctx->idx, __func__); @@ -1334,11 +1402,22 @@ static void coda_seq_end_work(struct work_struct *work) "CODA_COMMAND_SEQ_END failed\n"); } + /* + * FIXME: Sometimes h.264 encoding fails with 8-byte sequences missing + * from the output stream after the h.264 decoder has run. Resetting the + * hardware after the decoder has finished seems to help. + */ + if (dev->devtype->product == CODA_960) + coda_hw_reset(ctx); + kfifo_init(&ctx->bitstream_fifo, ctx->bitstream.vaddr, ctx->bitstream.size); coda_free_framebuffers(ctx); + ctx->initialized = 0; + +out: mutex_unlock(&dev->coda_mutex); mutex_unlock(&ctx->buffer_mutex); } @@ -1448,9 +1527,12 @@ static int __coda_start_decoding(struct coda_ctx *ctx) /* Update coda bitstream read and write pointers from kfifo */ coda_kfifo_sync_to_device_full(ctx); - ctx->frame_mem_ctrl &= ~CODA_FRAME_CHROMA_INTERLEAVE; + ctx->frame_mem_ctrl &= ~(CODA_FRAME_CHROMA_INTERLEAVE | (0x3 << 9) | + CODA9_FRAME_TILED2LINEAR); if (dst_fourcc == V4L2_PIX_FMT_NV12) ctx->frame_mem_ctrl |= CODA_FRAME_CHROMA_INTERLEAVE; + if (ctx->tiled_map_type == GDI_TILED_FRAME_MB_RASTER_MAP) + ctx->frame_mem_ctrl |= (0x3 << 9) | CODA9_FRAME_TILED2LINEAR; coda_write(dev, ctx->frame_mem_ctrl, CODA_REG_BIT_FRAME_MEM_CTRL); ctx->display_idx = -1; @@ -1496,6 +1578,7 @@ static int __coda_start_decoding(struct coda_ctx *ctx) coda_write(dev, 0, CODA_REG_BIT_BIT_STREAM_PARAM); return -ETIMEDOUT; } + ctx->initialized = 1; /* Update kfifo out pointer from coda bitstream read pointer */ coda_kfifo_sync_from_device(ctx); @@ -1578,30 +1661,13 @@ static int __coda_start_decoding(struct coda_ctx *ctx) CODA7_CMD_SET_FRAME_AXI_DBKC_ADDR); coda_write(dev, ctx->iram_info.buf_ovl_use, CODA7_CMD_SET_FRAME_AXI_OVL_ADDR); - if (dev->devtype->product == CODA_960) + if (dev->devtype->product == CODA_960) { coda_write(dev, ctx->iram_info.buf_btp_use, CODA9_CMD_SET_FRAME_AXI_BTP_ADDR); - } - if (dev->devtype->product == CODA_960) { - int cbb_size, crb_size; - - coda_write(dev, -1, CODA9_CMD_SET_FRAME_DELAY); - /* Luma 2x0 page, 2x6 cache, chroma 2x0 page, 2x4 cache size */ - coda_write(dev, 0x20262024, CODA9_CMD_SET_FRAME_CACHE_SIZE); - - if (dst_fourcc == V4L2_PIX_FMT_NV12) { - cbb_size = 0; - crb_size = 16; - } else { - cbb_size = 8; - crb_size = 8; + coda_write(dev, -1, CODA9_CMD_SET_FRAME_DELAY); + coda9_set_frame_cache(ctx, dst_fourcc); } - coda_write(dev, 2 << CODA9_CACHE_PAGEMERGE_OFFSET | - 32 << CODA9_CACHE_LUMA_BUFFER_SIZE_OFFSET | - cbb_size << CODA9_CACHE_CB_BUFFER_SIZE_OFFSET | - crb_size << CODA9_CACHE_CR_BUFFER_SIZE_OFFSET, - CODA9_CMD_SET_FRAME_CACHE_CONFIG); } if (src_fourcc == V4L2_PIX_FMT_H264) { @@ -1654,6 +1720,7 @@ static int coda_prepare_decode(struct coda_ctx *ctx) struct coda_dev *dev = ctx->dev; struct coda_q_data *q_data_dst; struct coda_buffer_meta *meta; + unsigned long flags; u32 reg_addr, reg_stride; dst_buf = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx); @@ -1732,6 +1799,7 @@ static int coda_prepare_decode(struct coda_ctx *ctx) coda_write(dev, ctx->iram_info.axi_sram_use, CODA7_REG_BIT_AXI_SRAM_USE); + spin_lock_irqsave(&ctx->buffer_meta_lock, flags); meta = list_first_entry_or_null(&ctx->buffer_meta_list, struct coda_buffer_meta, list); @@ -1751,6 +1819,7 @@ static int coda_prepare_decode(struct coda_ctx *ctx) kfifo_in(&ctx->bitstream_fifo, buf, pad); } } + spin_unlock_irqrestore(&ctx->buffer_meta_lock, flags); coda_kfifo_sync_to_device_full(ctx); @@ -1772,6 +1841,7 @@ static void coda_finish_decode(struct coda_ctx *ctx) struct vb2_buffer *dst_buf; struct coda_buffer_meta *meta; unsigned long payload; + unsigned long flags; int width, height; int decoded_idx; int display_idx; @@ -1897,12 +1967,21 @@ static void coda_finish_decode(struct coda_ctx *ctx) } else { val = coda_read(dev, CODA_RET_DEC_PIC_FRAME_NUM) - 1; val -= ctx->sequence_offset; - mutex_lock(&ctx->bitstream_mutex); + spin_lock_irqsave(&ctx->buffer_meta_lock, flags); if (!list_empty(&ctx->buffer_meta_list)) { meta = list_first_entry(&ctx->buffer_meta_list, struct coda_buffer_meta, list); list_del(&meta->list); - if (val != (meta->sequence & 0xffff)) { + ctx->num_metas--; + spin_unlock_irqrestore(&ctx->buffer_meta_lock, flags); + /* + * Clamp counters to 16 bits for comparison, as the HW + * counter rolls over at this point for h.264. This + * may be different for other formats, but using 16 bits + * should be enough to detect most errors and saves us + * from doing different things based on the format. + */ + if ((val & 0xffff) != (meta->sequence & 0xffff)) { v4l2_err(&dev->v4l2_dev, "sequence number mismatch (%d(%d) != %d)\n", val, ctx->sequence_offset, @@ -1911,13 +1990,13 @@ static void coda_finish_decode(struct coda_ctx *ctx) ctx->frame_metas[decoded_idx] = *meta; kfree(meta); } else { + spin_unlock_irqrestore(&ctx->buffer_meta_lock, flags); v4l2_err(&dev->v4l2_dev, "empty timestamp list!\n"); memset(&ctx->frame_metas[decoded_idx], 0, sizeof(struct coda_buffer_meta)); ctx->frame_metas[decoded_idx].sequence = val; ctx->sequence_offset++; } - mutex_unlock(&ctx->bitstream_mutex); trace_coda_dec_pic_done(ctx, &ctx->frame_metas[decoded_idx]); @@ -1960,7 +2039,7 @@ static void coda_finish_decode(struct coda_ctx *ctx) dst_buf->v4l2_buf.timecode = meta->timecode; dst_buf->v4l2_buf.timestamp = meta->timestamp; - trace_coda_dec_rot_done(ctx, meta, dst_buf); + trace_coda_dec_rot_done(ctx, dst_buf, meta); switch (q_data_dst->fourcc) { case V4L2_PIX_FMT_YUV420: diff --git a/drivers/media/platform/coda/coda-common.c b/drivers/media/platform/coda/coda-common.c index 6e41b0ce8..c48ef89f9 100644 --- a/drivers/media/platform/coda/coda-common.c +++ b/drivers/media/platform/coda/coda-common.c @@ -15,6 +15,7 @@ #include <linux/debugfs.h> #include <linux/delay.h> #include <linux/firmware.h> +#include <linux/gcd.h> #include <linux/genalloc.h> #include <linux/interrupt.h> #include <linux/io.h> @@ -61,10 +62,9 @@ int coda_debug; module_param(coda_debug, int, 0644); MODULE_PARM_DESC(coda_debug, "Debug level (0-2)"); -struct coda_fmt { - char *name; - u32 fourcc; -}; +static int disable_tiling; +module_param(disable_tiling, int, 0644); +MODULE_PARM_DESC(disable_tiling, "Disable tiled frame buffers"); void coda_write(struct coda_dev *dev, u32 data, u32 reg) { @@ -90,17 +90,17 @@ void coda_write_base(struct coda_ctx *ctx, struct coda_q_data *q_data, u32 base_cb, base_cr; switch (q_data->fourcc) { - case V4L2_PIX_FMT_YVU420: - /* Switch Cb and Cr for YVU420 format */ - base_cr = base_y + q_data->bytesperline * q_data->height; - base_cb = base_cr + q_data->bytesperline * q_data->height / 4; - break; - case V4L2_PIX_FMT_YUV420: case V4L2_PIX_FMT_NV12: + case V4L2_PIX_FMT_YUV420: default: base_cb = base_y + q_data->bytesperline * q_data->height; base_cr = base_cb + q_data->bytesperline * q_data->height / 4; break; + case V4L2_PIX_FMT_YVU420: + /* Switch Cb and Cr for YVU420 format */ + base_cr = base_y + q_data->bytesperline * q_data->height; + base_cb = base_cr + q_data->bytesperline * q_data->height / 4; + break; case V4L2_PIX_FMT_YUV422P: base_cb = base_y + q_data->bytesperline * q_data->height; base_cr = base_cb + q_data->bytesperline * q_data->height / 2; @@ -111,40 +111,6 @@ void coda_write_base(struct coda_ctx *ctx, struct coda_q_data *q_data, coda_write(ctx->dev, base_cr, reg_y + 8); } -/* - * Array of all formats supported by any version of Coda: - */ -static const struct coda_fmt coda_formats[] = { - { - .name = "YUV 4:2:0 Planar, YCbCr", - .fourcc = V4L2_PIX_FMT_YUV420, - }, - { - .name = "YUV 4:2:0 Planar, YCrCb", - .fourcc = V4L2_PIX_FMT_YVU420, - }, - { - .name = "YUV 4:2:0 Partial interleaved Y/CbCr", - .fourcc = V4L2_PIX_FMT_NV12, - }, - { - .name = "YUV 4:2:2 Planar, YCbCr", - .fourcc = V4L2_PIX_FMT_YUV422P, - }, - { - .name = "H264 Encoded Stream", - .fourcc = V4L2_PIX_FMT_H264, - }, - { - .name = "MPEG4 Encoded Stream", - .fourcc = V4L2_PIX_FMT_MPEG4, - }, - { - .name = "JPEG Encoded Images", - .fourcc = V4L2_PIX_FMT_JPEG, - }, -}; - #define CODA_CODEC(mode, src_fourcc, dst_fourcc, max_w, max_h) \ { mode, src_fourcc, dst_fourcc, max_w, max_h } @@ -190,9 +156,9 @@ static const struct coda_video_device coda_bit_encoder = { .type = CODA_INST_ENCODER, .ops = &coda_bit_encode_ops, .src_formats = { + V4L2_PIX_FMT_NV12, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_YVU420, - V4L2_PIX_FMT_NV12, }, .dst_formats = { V4L2_PIX_FMT_H264, @@ -205,9 +171,9 @@ static const struct coda_video_device coda_bit_jpeg_encoder = { .type = CODA_INST_ENCODER, .ops = &coda_bit_encode_ops, .src_formats = { + V4L2_PIX_FMT_NV12, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_YVU420, - V4L2_PIX_FMT_NV12, V4L2_PIX_FMT_YUV422P, }, .dst_formats = { @@ -224,9 +190,9 @@ static const struct coda_video_device coda_bit_decoder = { V4L2_PIX_FMT_MPEG4, }, .dst_formats = { + V4L2_PIX_FMT_NV12, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_YVU420, - V4L2_PIX_FMT_NV12, }, }; @@ -238,9 +204,9 @@ static const struct coda_video_device coda_bit_jpeg_decoder = { V4L2_PIX_FMT_JPEG, }, .dst_formats = { + V4L2_PIX_FMT_NV12, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_YVU420, - V4L2_PIX_FMT_NV12, V4L2_PIX_FMT_YUV422P, }, }; @@ -261,38 +227,21 @@ static const struct coda_video_device *coda9_video_devices[] = { &coda_bit_decoder, }; -static bool coda_format_is_yuv(u32 fourcc) +/* + * Normalize all supported YUV 4:2:0 formats to the value used in the codec + * tables. + */ +static u32 coda_format_normalize_yuv(u32 fourcc) { switch (fourcc) { + case V4L2_PIX_FMT_NV12: case V4L2_PIX_FMT_YUV420: case V4L2_PIX_FMT_YVU420: - case V4L2_PIX_FMT_NV12: case V4L2_PIX_FMT_YUV422P: - return true; + return V4L2_PIX_FMT_YUV420; default: - return false; - } -} - -static const char *coda_format_name(u32 fourcc) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(coda_formats); i++) { - if (coda_formats[i].fourcc == fourcc) - return coda_formats[i].name; + return fourcc; } - - return NULL; -} - -/* - * Normalize all supported YUV 4:2:0 formats to the value used in the codec - * tables. - */ -static u32 coda_format_normalize_yuv(u32 fourcc) -{ - return coda_format_is_yuv(fourcc) ? V4L2_PIX_FMT_YUV420 : fourcc; } static const struct coda_codec *coda_find_codec(struct coda_dev *dev, @@ -396,7 +345,6 @@ static int coda_enum_fmt(struct file *file, void *priv, struct video_device *vdev = video_devdata(file); const struct coda_video_device *cvd = to_coda_video_device(vdev); const u32 *formats; - const char *name; if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) formats = cvd->src_formats; @@ -408,11 +356,7 @@ static int coda_enum_fmt(struct file *file, void *priv, if (f->index >= CODA_MAX_FORMATS || formats[f->index] == 0) return -EINVAL; - name = coda_format_name(formats[f->index]); - strlcpy(f->description, name, sizeof(f->description)); f->pixelformat = formats[f->index]; - if (!coda_format_is_yuv(formats[f->index])) - f->flags |= V4L2_FMT_FLAG_COMPRESSED; return 0; } @@ -504,9 +448,9 @@ static int coda_try_fmt(struct coda_ctx *ctx, const struct coda_codec *codec, S_ALIGN); switch (f->fmt.pix.pixelformat) { + case V4L2_PIX_FMT_NV12: case V4L2_PIX_FMT_YUV420: case V4L2_PIX_FMT_YVU420: - case V4L2_PIX_FMT_NV12: /* * Frame stride must be at least multiple of 8, * but multiple of 16 for h.264 or JPEG 4:2:x @@ -645,6 +589,22 @@ static int coda_s_fmt(struct coda_ctx *ctx, struct v4l2_format *f) q_data->rect.width = f->fmt.pix.width; q_data->rect.height = f->fmt.pix.height; + switch (f->fmt.pix.pixelformat) { + case V4L2_PIX_FMT_NV12: + if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) { + ctx->tiled_map_type = GDI_TILED_FRAME_MB_RASTER_MAP; + if (!disable_tiling) + break; + } + /* else fall through */ + case V4L2_PIX_FMT_YUV420: + case V4L2_PIX_FMT_YVU420: + ctx->tiled_map_type = GDI_LINEAR_FRAME_MAP; + break; + default: + break; + } + v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, "Setting format for type %d, wxh: %dx%d, fmt: %d\n", f->type, q_data->width, q_data->height, q_data->fourcc); @@ -831,6 +791,104 @@ static int coda_decoder_cmd(struct file *file, void *fh, return 0; } +static int coda_g_parm(struct file *file, void *fh, struct v4l2_streamparm *a) +{ + struct coda_ctx *ctx = fh_to_ctx(fh); + struct v4l2_fract *tpf; + + if (a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) + return -EINVAL; + + a->parm.output.capability = V4L2_CAP_TIMEPERFRAME; + tpf = &a->parm.output.timeperframe; + tpf->denominator = ctx->params.framerate & CODA_FRATE_RES_MASK; + tpf->numerator = 1 + (ctx->params.framerate >> + CODA_FRATE_DIV_OFFSET); + + return 0; +} + +/* + * Approximate timeperframe v4l2_fract with values that can be written + * into the 16-bit CODA_FRATE_DIV and CODA_FRATE_RES fields. + */ +static void coda_approximate_timeperframe(struct v4l2_fract *timeperframe) +{ + struct v4l2_fract s = *timeperframe; + struct v4l2_fract f0; + struct v4l2_fract f1 = { 1, 0 }; + struct v4l2_fract f2 = { 0, 1 }; + unsigned int i, div, s_denominator; + + /* Lower bound is 1/65535 */ + if (s.numerator == 0 || s.denominator / s.numerator > 65535) { + timeperframe->numerator = 1; + timeperframe->denominator = 65535; + return; + } + + /* Upper bound is 65536/1, map everything above to infinity */ + if (s.denominator == 0 || s.numerator / s.denominator > 65536) { + timeperframe->numerator = 1; + timeperframe->denominator = 0; + return; + } + + /* Reduce fraction to lowest terms */ + div = gcd(s.numerator, s.denominator); + if (div > 1) { + s.numerator /= div; + s.denominator /= div; + } + + if (s.numerator <= 65536 && s.denominator < 65536) { + *timeperframe = s; + return; + } + + /* Find successive convergents from continued fraction expansion */ + while (f2.numerator <= 65536 && f2.denominator < 65536) { + f0 = f1; + f1 = f2; + + /* Stop when f2 exactly equals timeperframe */ + if (s.numerator == 0) + break; + + i = s.denominator / s.numerator; + + f2.numerator = f0.numerator + i * f1.numerator; + f2.denominator = f0.denominator + i * f2.denominator; + + s_denominator = s.numerator; + s.numerator = s.denominator % s.numerator; + s.denominator = s_denominator; + } + + *timeperframe = f1; +} + +static uint32_t coda_timeperframe_to_frate(struct v4l2_fract *timeperframe) +{ + return ((timeperframe->numerator - 1) << CODA_FRATE_DIV_OFFSET) | + timeperframe->denominator; +} + +static int coda_s_parm(struct file *file, void *fh, struct v4l2_streamparm *a) +{ + struct coda_ctx *ctx = fh_to_ctx(fh); + struct v4l2_fract *tpf; + + if (a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) + return -EINVAL; + + tpf = &a->parm.output.timeperframe; + coda_approximate_timeperframe(tpf); + ctx->params.framerate = coda_timeperframe_to_frate(tpf); + + return 0; +} + static int coda_subscribe_event(struct v4l2_fh *fh, const struct v4l2_event_subscription *sub) { @@ -871,31 +929,13 @@ static const struct v4l2_ioctl_ops coda_ioctl_ops = { .vidioc_try_decoder_cmd = coda_try_decoder_cmd, .vidioc_decoder_cmd = coda_decoder_cmd, + .vidioc_g_parm = coda_g_parm, + .vidioc_s_parm = coda_s_parm, + .vidioc_subscribe_event = coda_subscribe_event, .vidioc_unsubscribe_event = v4l2_event_unsubscribe, }; -void coda_set_gdi_regs(struct coda_ctx *ctx) -{ - struct gdi_tiled_map *tiled_map = &ctx->tiled_map; - struct coda_dev *dev = ctx->dev; - int i; - - for (i = 0; i < 16; i++) - coda_write(dev, tiled_map->xy2ca_map[i], - CODA9_GDI_XY2_CAS_0 + 4 * i); - for (i = 0; i < 4; i++) - coda_write(dev, tiled_map->xy2ba_map[i], - CODA9_GDI_XY2_BA_0 + 4 * i); - for (i = 0; i < 16; i++) - coda_write(dev, tiled_map->xy2ra_map[i], - CODA9_GDI_XY2_RAS_0 + 4 * i); - coda_write(dev, tiled_map->xy2rbc_config, CODA9_GDI_XY2_RBC_CONFIG); - for (i = 0; i < 32; i++) - coda_write(dev, tiled_map->rbc2axi_map[i], - CODA9_GDI_RBC2_AXI_0 + 4 * i); -} - /* * Mem-to-mem operations. */ @@ -949,14 +989,14 @@ static void coda_pic_run_work(struct work_struct *work) static int coda_job_ready(void *m2m_priv) { struct coda_ctx *ctx = m2m_priv; + int src_bufs = v4l2_m2m_num_src_bufs_ready(ctx->fh.m2m_ctx); /* * For both 'P' and 'key' frame cases 1 picture * and 1 frame are needed. In the decoder case, * the compressed frame can be in the bitstream. */ - if (!v4l2_m2m_num_src_bufs_ready(ctx->fh.m2m_ctx) && - ctx->inst_type != CODA_INST_DECODER) { + if (!src_bufs && ctx->inst_type != CODA_INST_DECODER) { v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, "not ready: not enough video buffers.\n"); return 0; @@ -969,27 +1009,17 @@ static int coda_job_ready(void *m2m_priv) } if (ctx->inst_type == CODA_INST_DECODER && ctx->use_bit) { - struct list_head *meta; - bool stream_end; - int num_metas; - int src_bufs; + bool stream_end = ctx->bit_stream_param & + CODA_BIT_STREAM_END_FLAG; + int num_metas = ctx->num_metas; - if (ctx->hold && !v4l2_m2m_num_src_bufs_ready(ctx->fh.m2m_ctx)) { + if (ctx->hold && !src_bufs) { v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, "%d: not ready: on hold for more buffers.\n", ctx->idx); return 0; } - stream_end = ctx->bit_stream_param & - CODA_BIT_STREAM_END_FLAG; - - num_metas = 0; - list_for_each(meta, &ctx->buffer_meta_list) - num_metas++; - - src_bufs = v4l2_m2m_num_src_bufs_ready(ctx->fh.m2m_ctx); - if (!stream_end && (num_metas + src_bufs) < 2) { v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, "%d: not ready: need 2 buffers available (%d, %d)\n", @@ -998,8 +1028,8 @@ static int coda_job_ready(void *m2m_priv) } - if (!v4l2_m2m_num_src_bufs_ready(ctx->fh.m2m_ctx) && - !stream_end && (coda_get_bitstream_payload(ctx) < 512)) { + if (!src_bufs && !stream_end && + (coda_get_bitstream_payload(ctx) < 512)) { v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, "%d: not ready: not enough bitstream data (%d).\n", ctx->idx, coda_get_bitstream_payload(ctx)); @@ -1015,6 +1045,7 @@ static int coda_job_ready(void *m2m_priv) v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, "job ready\n"); + return 1; } @@ -1052,32 +1083,6 @@ static const struct v4l2_m2m_ops coda_m2m_ops = { .unlock = coda_unlock, }; -static void coda_set_tiled_map_type(struct coda_ctx *ctx, int tiled_map_type) -{ - struct gdi_tiled_map *tiled_map = &ctx->tiled_map; - int luma_map, chro_map, i; - - memset(tiled_map, 0, sizeof(*tiled_map)); - - luma_map = 64; - chro_map = 64; - tiled_map->map_type = tiled_map_type; - for (i = 0; i < 16; i++) - tiled_map->xy2ca_map[i] = luma_map << 8 | chro_map; - for (i = 0; i < 4; i++) - tiled_map->xy2ba_map[i] = luma_map << 8 | chro_map; - for (i = 0; i < 16; i++) - tiled_map->xy2ra_map[i] = luma_map << 8 | chro_map; - - if (tiled_map_type == GDI_LINEAR_FRAME_MAP) { - tiled_map->xy2rbc_config = 0; - } else { - dev_err(&ctx->dev->plat_dev->dev, "invalid map type: %d\n", - tiled_map_type); - return; - } -} - static void set_default_params(struct coda_ctx *ctx) { unsigned int max_w, max_h, usize, csize; @@ -1094,8 +1099,8 @@ static void set_default_params(struct coda_ctx *ctx) ctx->params.framerate = 30; /* Default formats for output and input queues */ - ctx->q_data[V4L2_M2M_SRC].fourcc = ctx->codec->src_fourcc; - ctx->q_data[V4L2_M2M_DST].fourcc = ctx->codec->dst_fourcc; + ctx->q_data[V4L2_M2M_SRC].fourcc = ctx->cvd->src_formats[0]; + ctx->q_data[V4L2_M2M_DST].fourcc = ctx->cvd->dst_formats[0]; ctx->q_data[V4L2_M2M_SRC].width = max_w; ctx->q_data[V4L2_M2M_SRC].height = max_h; ctx->q_data[V4L2_M2M_DST].width = max_w; @@ -1116,8 +1121,11 @@ static void set_default_params(struct coda_ctx *ctx) ctx->q_data[V4L2_M2M_DST].rect.width = max_w; ctx->q_data[V4L2_M2M_DST].rect.height = max_h; - if (ctx->dev->devtype->product == CODA_960) - coda_set_tiled_map_type(ctx, GDI_LINEAR_FRAME_MAP); + /* + * Since the RBC2AXI logic only supports a single chroma plane, + * macroblock tiling only works for to NV12 pixel format. + */ + ctx->tiled_map_type = GDI_LINEAR_FRAME_MAP; } /* @@ -1244,9 +1252,7 @@ static int coda_start_streaming(struct vb2_queue *q, unsigned int count) q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) { - if (q_data_src->fourcc == V4L2_PIX_FMT_H264 || - (q_data_src->fourcc == V4L2_PIX_FMT_JPEG && - ctx->dev->devtype->product == CODA_7541)) { + if (ctx->inst_type == CODA_INST_DECODER && ctx->use_bit) { /* copy the buffers that were queued before streamon */ mutex_lock(&ctx->bitstream_mutex); coda_fill_bitstream(ctx, false); @@ -1315,7 +1321,6 @@ static int coda_start_streaming(struct vb2_queue *q, unsigned int count) goto err; } - ctx->initialized = 1; return ret; err: @@ -1334,6 +1339,7 @@ static void coda_stop_streaming(struct vb2_queue *q) struct coda_ctx *ctx = vb2_get_drv_priv(q); struct coda_dev *dev = ctx->dev; struct vb2_buffer *buf; + unsigned long flags; bool stop; stop = ctx->streamon_out && ctx->streamon_cap; @@ -1368,20 +1374,23 @@ static void coda_stop_streaming(struct vb2_queue *q) queue_work(dev->workqueue, &ctx->seq_end_work); flush_work(&ctx->seq_end_work); } - mutex_lock(&ctx->bitstream_mutex); + spin_lock_irqsave(&ctx->buffer_meta_lock, flags); while (!list_empty(&ctx->buffer_meta_list)) { meta = list_first_entry(&ctx->buffer_meta_list, struct coda_buffer_meta, list); list_del(&meta->list); kfree(meta); } - mutex_unlock(&ctx->bitstream_mutex); + ctx->num_metas = 0; + spin_unlock_irqrestore(&ctx->buffer_meta_lock, flags); kfifo_init(&ctx->bitstream_fifo, ctx->bitstream.vaddr, ctx->bitstream.size); - ctx->initialized = 0; ctx->runcounter = 0; ctx->aborting = 0; } + + if (!ctx->streamon_out && !ctx->streamon_cap) + ctx->bit_stream_param &= ~CODA_BIT_STREAM_END_FLAG; } static const struct vb2_ops coda_qops = { @@ -1469,6 +1478,12 @@ static int coda_s_ctrl(struct v4l2_ctrl *ctrl) case V4L2_CID_JPEG_RESTART_INTERVAL: ctx->params.jpeg_restart_interval = ctrl->val; break; + case V4L2_CID_MPEG_VIDEO_VBV_DELAY: + ctx->params.vbv_delay = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_VBV_SIZE: + ctx->params.vbv_size = min(ctrl->val * 8192, 0x7fffffff); + break; default: v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, "Invalid control, id=%d, val=%d\n", @@ -1528,6 +1543,14 @@ static void coda_encode_ctrls(struct coda_ctx *ctx) v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB, 0, 1920 * 1088 / 256, 1, 0); + v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, + V4L2_CID_MPEG_VIDEO_VBV_DELAY, 0, 0x7fff, 1, 0); + /* + * The maximum VBV size value is 0x7fffffff bits, + * one bit less than 262144 KiB + */ + v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, + V4L2_CID_MPEG_VIDEO_VBV_SIZE, 0, 262144, 1, 0); } static void coda_jpeg_encode_ctrls(struct coda_ctx *ctx) @@ -1726,6 +1749,7 @@ static int coda_open(struct file *file) mutex_init(&ctx->bitstream_mutex); mutex_init(&ctx->buffer_mutex); INIT_LIST_HEAD(&ctx->buffer_meta_list); + spin_lock_init(&ctx->buffer_meta_lock); coda_lock(ctx); list_add(&ctx->list, &dev->instances); @@ -1769,7 +1793,7 @@ static int coda_release(struct file *file) v4l2_m2m_ctx_release(ctx->fh.m2m_ctx); /* In case the instance was not running, we still need to call SEQ_END */ - if (ctx->initialized && ctx->ops->seq_end_work) { + if (ctx->ops->seq_end_work) { queue_work(dev->workqueue, &ctx->seq_end_work); flush_work(&ctx->seq_end_work); } @@ -2157,7 +2181,7 @@ static int coda_probe(struct platform_device *pdev) /* Get IRAM pool from device tree or platform data */ pool = of_gen_pool_get(np, "iram", 0); if (!pool && pdata) - pool = gen_pool_get(pdata->iram_dev); + pool = gen_pool_get(pdata->iram_dev, NULL); if (!pool) { dev_err(&pdev->dev, "iram pool not available\n"); return -ENOMEM; diff --git a/drivers/media/platform/coda/coda-gdi.c b/drivers/media/platform/coda/coda-gdi.c new file mode 100644 index 000000000..aaa7afc68 --- /dev/null +++ b/drivers/media/platform/coda/coda-gdi.c @@ -0,0 +1,150 @@ +/* + * Coda multi-standard codec IP + * + * Copyright (C) 2014 Philipp Zabel, Pengutronix + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include <linux/bitops.h> +#include "coda.h" + +#define XY2_INVERT BIT(7) +#define XY2_ZERO BIT(6) +#define XY2_TB_XOR BIT(5) +#define XY2_XYSEL BIT(4) +#define XY2_Y (1 << 4) +#define XY2_X (0 << 4) + +#define XY2(luma_sel, luma_bit, chroma_sel, chroma_bit) \ + (((XY2_##luma_sel) | (luma_bit)) << 8 | \ + (XY2_##chroma_sel) | (chroma_bit)) + +static const u16 xy2ca_zero_map[16] = { + XY2(ZERO, 0, ZERO, 0), + XY2(ZERO, 0, ZERO, 0), + XY2(ZERO, 0, ZERO, 0), + XY2(ZERO, 0, ZERO, 0), + XY2(ZERO, 0, ZERO, 0), + XY2(ZERO, 0, ZERO, 0), + XY2(ZERO, 0, ZERO, 0), + XY2(ZERO, 0, ZERO, 0), + XY2(ZERO, 0, ZERO, 0), + XY2(ZERO, 0, ZERO, 0), + XY2(ZERO, 0, ZERO, 0), + XY2(ZERO, 0, ZERO, 0), + XY2(ZERO, 0, ZERO, 0), + XY2(ZERO, 0, ZERO, 0), + XY2(ZERO, 0, ZERO, 0), + XY2(ZERO, 0, ZERO, 0), +}; + +static const u16 xy2ca_tiled_map[16] = { + XY2(Y, 0, Y, 0), + XY2(Y, 1, Y, 1), + XY2(Y, 2, Y, 2), + XY2(Y, 3, X, 3), + XY2(X, 3, ZERO, 0), + XY2(ZERO, 0, ZERO, 0), + XY2(ZERO, 0, ZERO, 0), + XY2(ZERO, 0, ZERO, 0), + XY2(ZERO, 0, ZERO, 0), + XY2(ZERO, 0, ZERO, 0), + XY2(ZERO, 0, ZERO, 0), + XY2(ZERO, 0, ZERO, 0), + XY2(ZERO, 0, ZERO, 0), + XY2(ZERO, 0, ZERO, 0), + XY2(ZERO, 0, ZERO, 0), + XY2(ZERO, 0, ZERO, 0), +}; + +/* + * RA[15:0], CA[15:8] are hardwired to contain the 24-bit macroblock + * start offset (macroblock size is 16x16 for luma, 16x8 for chroma). + * Bits CA[4:0] are set using XY2CA above. BA[3:0] seems to be unused. + */ + +#define RBC_CA (0 << 4) +#define RBC_BA (1 << 4) +#define RBC_RA (2 << 4) +#define RBC_ZERO (3 << 4) + +#define RBC(luma_sel, luma_bit, chroma_sel, chroma_bit) \ + (((RBC_##luma_sel) | (luma_bit)) << 6 | \ + (RBC_##chroma_sel) | (chroma_bit)) + +static const u16 rbc2axi_tiled_map[32] = { + RBC(ZERO, 0, ZERO, 0), + RBC(ZERO, 0, ZERO, 0), + RBC(ZERO, 0, ZERO, 0), + RBC(CA, 0, CA, 0), + RBC(CA, 1, CA, 1), + RBC(CA, 2, CA, 2), + RBC(CA, 3, CA, 3), + RBC(CA, 4, CA, 8), + RBC(CA, 8, CA, 9), + RBC(CA, 9, CA, 10), + RBC(CA, 10, CA, 11), + RBC(CA, 11, CA, 12), + RBC(CA, 12, CA, 13), + RBC(CA, 13, CA, 14), + RBC(CA, 14, CA, 15), + RBC(CA, 15, RA, 0), + RBC(RA, 0, RA, 1), + RBC(RA, 1, RA, 2), + RBC(RA, 2, RA, 3), + RBC(RA, 3, RA, 4), + RBC(RA, 4, RA, 5), + RBC(RA, 5, RA, 6), + RBC(RA, 6, RA, 7), + RBC(RA, 7, RA, 8), + RBC(RA, 8, RA, 9), + RBC(RA, 9, RA, 10), + RBC(RA, 10, RA, 11), + RBC(RA, 11, RA, 12), + RBC(RA, 12, RA, 13), + RBC(RA, 13, RA, 14), + RBC(RA, 14, RA, 15), + RBC(RA, 15, ZERO, 0), +}; + +void coda_set_gdi_regs(struct coda_ctx *ctx) +{ + struct coda_dev *dev = ctx->dev; + const u16 *xy2ca_map; + u32 xy2rbc_config; + int i; + + switch (ctx->tiled_map_type) { + case GDI_LINEAR_FRAME_MAP: + default: + xy2ca_map = xy2ca_zero_map; + xy2rbc_config = 0; + break; + case GDI_TILED_FRAME_MB_RASTER_MAP: + xy2ca_map = xy2ca_tiled_map; + xy2rbc_config = CODA9_XY2RBC_TILED_MAP | + CODA9_XY2RBC_CA_INC_HOR | + (16 - 1) << 12 | (8 - 1) << 4; + break; + } + + for (i = 0; i < 16; i++) + coda_write(dev, xy2ca_map[i], + CODA9_GDI_XY2_CAS_0 + 4 * i); + for (i = 0; i < 4; i++) + coda_write(dev, XY2(ZERO, 0, ZERO, 0), + CODA9_GDI_XY2_BA_0 + 4 * i); + for (i = 0; i < 16; i++) + coda_write(dev, XY2(ZERO, 0, ZERO, 0), + CODA9_GDI_XY2_RAS_0 + 4 * i); + coda_write(dev, xy2rbc_config, CODA9_GDI_XY2_RBC_CONFIG); + if (xy2rbc_config) { + for (i = 0; i < 32; i++) + coda_write(dev, rbc2axi_tiled_map[i], + CODA9_GDI_RBC2_AXI_0 + 4 * i); + } +} diff --git a/drivers/media/platform/coda/coda.h b/drivers/media/platform/coda/coda.h index 8e0af221b..59b2af9c7 100644 --- a/drivers/media/platform/coda/coda.h +++ b/drivers/media/platform/coda/coda.h @@ -128,6 +128,8 @@ struct coda_params { enum v4l2_mpeg_video_multi_slice_mode slice_mode; u32 framerate; u16 bitrate; + u16 vbv_delay; + u32 vbv_size; u32 slice_max_bits; u32 slice_max_mb; }; @@ -165,15 +167,8 @@ struct coda_iram_info { phys_addr_t next_paddr; }; -struct gdi_tiled_map { - int xy2ca_map[16]; - int xy2ba_map[16]; - int xy2ra_map[16]; - int rbc2axi_map[32]; - int xy2rbc_config; - int map_type; #define GDI_LINEAR_FRAME_MAP 0 -}; +#define GDI_TILED_FRAME_MB_RASTER_MAP 1 struct coda_ctx; @@ -227,12 +222,14 @@ struct coda_ctx { struct coda_buffer_meta frame_metas[CODA_MAX_FRAMEBUFFERS]; u32 frame_errors[CODA_MAX_FRAMEBUFFERS]; struct list_head buffer_meta_list; + spinlock_t buffer_meta_lock; + int num_metas; struct coda_aux_buf workbuf; int num_internal_frames; int idx; int reg_idx; struct coda_iram_info iram_info; - struct gdi_tiled_map tiled_map; + int tiled_map_type; u32 bit_stream_param; u32 frm_dis_flg; u32 frame_mem_ctrl; diff --git a/drivers/media/platform/coda/coda_regs.h b/drivers/media/platform/coda/coda_regs.h index 7d0262411..3490602fa 100644 --- a/drivers/media/platform/coda/coda_regs.h +++ b/drivers/media/platform/coda/coda_regs.h @@ -51,6 +51,7 @@ #define CODA7_STREAM_SEL_64BITS_ENDIAN (1 << 1) #define CODA_STREAM_ENDIAN_SELECT (1 << 0) #define CODA_REG_BIT_FRAME_MEM_CTRL 0x110 +#define CODA9_FRAME_TILED2LINEAR (1 << 11) #define CODA_FRAME_CHROMA_INTERLEAVE (1 << 2) #define CODA_IMAGE_ENDIAN_SELECT (1 << 0) #define CODA_REG_BIT_BIT_STREAM_PARAM 0x114 @@ -263,6 +264,10 @@ #define CODADX6_PICHEIGHT_MASK 0x3ff #define CODA7_PICHEIGHT_MASK 0xffff #define CODA_CMD_ENC_SEQ_SRC_F_RATE 0x194 +#define CODA_FRATE_RES_OFFSET 0 +#define CODA_FRATE_RES_MASK 0xffff +#define CODA_FRATE_DIV_OFFSET 16 +#define CODA_FRATE_DIV_MASK 0xffff #define CODA_CMD_ENC_SEQ_MP4_PARA 0x198 #define CODA_MP4PARAM_VERID_OFFSET 6 #define CODA_MP4PARAM_VERID_MASK 0x01 @@ -448,7 +453,12 @@ #define CODA9_GDI_XY2_RAS_F (CODA9_GDMA_BASE + 0x88c) #define CODA9_GDI_XY2_RBC_CONFIG (CODA9_GDMA_BASE + 0x890) +#define CODA9_XY2RBC_SEPARATE_MAP BIT(19) +#define CODA9_XY2RBC_TOP_BOT_SPLIT BIT(18) +#define CODA9_XY2RBC_TILED_MAP BIT(17) +#define CODA9_XY2RBC_CA_INC_HOR BIT(16) #define CODA9_GDI_RBC2_AXI_0 (CODA9_GDMA_BASE + 0x8a0) #define CODA9_GDI_RBC2_AXI_1F (CODA9_GDMA_BASE + 0x91c) +#define CODA9_GDI_TILEDBUF_BASE (CODA9_GDMA_BASE + 0x920) #endif diff --git a/drivers/media/platform/coda/trace.h b/drivers/media/platform/coda/trace.h index 781bf7286..d9099a0f7 100644 --- a/drivers/media/platform/coda/trace.h +++ b/drivers/media/platform/coda/trace.h @@ -48,7 +48,7 @@ TRACE_EVENT(coda_bit_done, TP_printk("minor = %d, ctx = %d", __entry->minor, __entry->ctx) ); -TRACE_EVENT(coda_enc_pic_run, +DECLARE_EVENT_CLASS(coda_buf_class, TP_PROTO(struct coda_ctx *ctx, struct vb2_buffer *buf), TP_ARGS(ctx, buf), @@ -69,28 +69,17 @@ TRACE_EVENT(coda_enc_pic_run, __entry->minor, __entry->index, __entry->ctx) ); -TRACE_EVENT(coda_enc_pic_done, +DEFINE_EVENT(coda_buf_class, coda_enc_pic_run, TP_PROTO(struct coda_ctx *ctx, struct vb2_buffer *buf), + TP_ARGS(ctx, buf) +); - TP_ARGS(ctx, buf), - - TP_STRUCT__entry( - __field(int, minor) - __field(int, index) - __field(int, ctx) - ), - - TP_fast_assign( - __entry->minor = ctx->fh.vdev->minor; - __entry->index = buf->v4l2_buf.index; - __entry->ctx = ctx->idx; - ), - - TP_printk("minor = %d, index = %d, ctx = %d", - __entry->minor, __entry->index, __entry->ctx) +DEFINE_EVENT(coda_buf_class, coda_enc_pic_done, + TP_PROTO(struct coda_ctx *ctx, struct vb2_buffer *buf), + TP_ARGS(ctx, buf) ); -TRACE_EVENT(coda_bit_queue, +DECLARE_EVENT_CLASS(coda_buf_meta_class, TP_PROTO(struct coda_ctx *ctx, struct vb2_buffer *buf, struct coda_buffer_meta *meta), @@ -117,7 +106,13 @@ TRACE_EVENT(coda_bit_queue, __entry->ctx) ); -TRACE_EVENT(coda_dec_pic_run, +DEFINE_EVENT(coda_buf_meta_class, coda_bit_queue, + TP_PROTO(struct coda_ctx *ctx, struct vb2_buffer *buf, + struct coda_buffer_meta *meta), + TP_ARGS(ctx, buf, meta) +); + +DECLARE_EVENT_CLASS(coda_meta_class, TP_PROTO(struct coda_ctx *ctx, struct coda_buffer_meta *meta), TP_ARGS(ctx, meta), @@ -140,54 +135,20 @@ TRACE_EVENT(coda_dec_pic_run, __entry->minor, __entry->start, __entry->end, __entry->ctx) ); -TRACE_EVENT(coda_dec_pic_done, +DEFINE_EVENT(coda_meta_class, coda_dec_pic_run, TP_PROTO(struct coda_ctx *ctx, struct coda_buffer_meta *meta), - - TP_ARGS(ctx, meta), - - TP_STRUCT__entry( - __field(int, minor) - __field(int, start) - __field(int, end) - __field(int, ctx) - ), - - TP_fast_assign( - __entry->minor = ctx->fh.vdev->minor; - __entry->start = meta->start; - __entry->end = meta->end; - __entry->ctx = ctx->idx; - ), - - TP_printk("minor = %d, start = 0x%x, end = 0x%x, ctx = %d", - __entry->minor, __entry->start, __entry->end, __entry->ctx) + TP_ARGS(ctx, meta) ); -TRACE_EVENT(coda_dec_rot_done, - TP_PROTO(struct coda_ctx *ctx, struct coda_buffer_meta *meta, - struct vb2_buffer *buf), - - TP_ARGS(ctx, meta, buf), - - TP_STRUCT__entry( - __field(int, minor) - __field(int, start) - __field(int, end) - __field(int, index) - __field(int, ctx) - ), - - TP_fast_assign( - __entry->minor = ctx->fh.vdev->minor; - __entry->start = meta->start; - __entry->end = meta->end; - __entry->index = buf->v4l2_buf.index; - __entry->ctx = ctx->idx; - ), +DEFINE_EVENT(coda_meta_class, coda_dec_pic_done, + TP_PROTO(struct coda_ctx *ctx, struct coda_buffer_meta *meta), + TP_ARGS(ctx, meta) +); - TP_printk("minor = %d, start = 0x%x, end = 0x%x, index = %d, ctx = %d", - __entry->minor, __entry->start, __entry->end, __entry->index, - __entry->ctx) +DEFINE_EVENT(coda_buf_meta_class, coda_dec_rot_done, + TP_PROTO(struct coda_ctx *ctx, struct vb2_buffer *buf, + struct coda_buffer_meta *meta), + TP_ARGS(ctx, buf, meta) ); #endif /* __CODA_TRACE_H__ */ diff --git a/drivers/media/platform/exynos4-is/fimc-m2m.c b/drivers/media/platform/exynos4-is/fimc-m2m.c index 0ad1b6f84..d2bfe7c2a 100644 --- a/drivers/media/platform/exynos4-is/fimc-m2m.c +++ b/drivers/media/platform/exynos4-is/fimc-m2m.c @@ -188,7 +188,7 @@ static int fimc_queue_setup(struct vb2_queue *vq, const struct v4l2_format *fmt, if (IS_ERR(f)) return PTR_ERR(f); /* - * Return number of non-contigous planes (plane buffers) + * Return number of non-contiguous planes (plane buffers) * depending on the configured color format. */ if (!f->fmt) diff --git a/drivers/media/platform/fsl-viu.c b/drivers/media/platform/fsl-viu.c index 5b76e3db6..ae8c6b35a 100644 --- a/drivers/media/platform/fsl-viu.c +++ b/drivers/media/platform/fsl-viu.c @@ -28,6 +28,9 @@ #include <media/v4l2-common.h> #include <media/v4l2-device.h> #include <media/v4l2-ioctl.h> +#include <media/v4l2-ctrls.h> +#include <media/v4l2-fh.h> +#include <media/v4l2-event.h> #include <media/videobuf-dma-contig.h> #define DRV_NAME "fsl_viu" @@ -40,49 +43,6 @@ /* I2C address of video decoder chip is 0x4A */ #define VIU_VIDEO_DECODER_ADDR 0x25 -/* supported controls */ -static struct v4l2_queryctrl viu_qctrl[] = { - { - .id = V4L2_CID_BRIGHTNESS, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Brightness", - .minimum = 0, - .maximum = 255, - .step = 1, - .default_value = 127, - .flags = 0, - }, { - .id = V4L2_CID_CONTRAST, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Contrast", - .minimum = 0, - .maximum = 255, - .step = 0x1, - .default_value = 0x10, - .flags = 0, - }, { - .id = V4L2_CID_SATURATION, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Saturation", - .minimum = 0, - .maximum = 255, - .step = 0x1, - .default_value = 127, - .flags = 0, - }, { - .id = V4L2_CID_HUE, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Hue", - .minimum = -128, - .maximum = 127, - .step = 0x1, - .default_value = 0, - .flags = 0, - } -}; - -static int qctl_regs[ARRAY_SIZE(viu_qctrl)]; - static int info_level; #define dprintk(level, fmt, arg...) \ @@ -95,7 +55,6 @@ static int info_level; * Basic structures */ struct viu_fmt { - char name[32]; u32 fourcc; /* v4l2 format id */ u32 pixelformat; int depth; @@ -103,12 +62,10 @@ struct viu_fmt { static struct viu_fmt formats[] = { { - .name = "RGB-16 (5/B-6/G-5/R)", .fourcc = V4L2_PIX_FMT_RGB565, .pixelformat = V4L2_PIX_FMT_RGB565, .depth = 16, }, { - .name = "RGB-32 (A-R-G-B)", .fourcc = V4L2_PIX_FMT_RGB32, .pixelformat = V4L2_PIX_FMT_RGB32, .depth = 32, @@ -156,6 +113,7 @@ struct viu_reg { struct viu_dev { struct v4l2_device v4l2_dev; + struct v4l2_ctrl_handler hdl; struct mutex lock; spinlock_t slock; int users; @@ -195,6 +153,8 @@ struct viu_dev { }; struct viu_fh { + /* must remain the first field of this struct */ + struct v4l2_fh fh; struct viu_dev *dev; /* video capture */ @@ -604,6 +564,7 @@ static int vidioc_querycap(struct file *file, void *priv, { strcpy(cap->driver, "viu"); strcpy(cap->card, "viu"); + strcpy(cap->bus_info, "platform:viu"); cap->device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING | V4L2_CAP_VIDEO_OVERLAY | @@ -617,10 +578,9 @@ static int vidioc_enum_fmt(struct file *file, void *priv, { int index = f->index; - if (f->index > NUM_FORMATS) + if (f->index >= NUM_FORMATS) return -EINVAL; - strlcpy(f->description, formats[index].name, sizeof(f->description)); f->pixelformat = formats[index].fourcc; return 0; } @@ -637,6 +597,7 @@ static int vidioc_g_fmt_cap(struct file *file, void *priv, f->fmt.pix.bytesperline = (f->fmt.pix.width * fh->fmt->depth) >> 3; f->fmt.pix.sizeimage = fh->sizeimage; + f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; return 0; } @@ -644,7 +605,6 @@ static int vidioc_try_fmt_cap(struct file *file, void *priv, struct v4l2_format *f) { struct viu_fmt *fmt; - enum v4l2_field field; unsigned int maxw, maxh; fmt = format_by_fourcc(f->fmt.pix.pixelformat); @@ -654,19 +614,10 @@ static int vidioc_try_fmt_cap(struct file *file, void *priv, return -EINVAL; } - field = f->fmt.pix.field; - - if (field == V4L2_FIELD_ANY) { - field = V4L2_FIELD_INTERLACED; - } else if (field != V4L2_FIELD_INTERLACED) { - dprintk(1, "Field type invalid.\n"); - return -EINVAL; - } - maxw = norm_maxw(); maxh = norm_maxh(); - f->fmt.pix.field = field; + f->fmt.pix.field = V4L2_FIELD_INTERLACED; if (f->fmt.pix.height < 32) f->fmt.pix.height = 32; if (f->fmt.pix.height > maxh) @@ -678,6 +629,8 @@ static int vidioc_try_fmt_cap(struct file *file, void *priv, f->fmt.pix.width &= ~0x03; f->fmt.pix.bytesperline = (f->fmt.pix.width * fmt->depth) >> 3; + f->fmt.pix.sizeimage = f->fmt.pix.height * f->fmt.pix.bytesperline; + f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; return 0; } @@ -698,7 +651,6 @@ static int vidioc_s_fmt_cap(struct file *file, void *priv, fh->sizeimage = f->fmt.pix.sizeimage; fh->vb_vidq.field = f->fmt.pix.field; fh->type = f->type; - dprintk(1, "set to pixelformat '%4.6s'\n", (char *)&fh->fmt->name); return 0; } @@ -764,8 +716,8 @@ static int viu_setup_preview(struct viu_dev *dev, struct viu_fh *fh) { int bpp; - dprintk(1, "%s %dx%d %s\n", __func__, - fh->win.w.width, fh->win.w.height, dev->ovfmt->name); + dprintk(1, "%s %dx%d\n", __func__, + fh->win.w.width, fh->win.w.height); reg_val.status_cfg = 0; @@ -1002,58 +954,13 @@ static int vidioc_s_input(struct file *file, void *priv, unsigned int i) { struct viu_fh *fh = priv; - if (i > 1) + if (i) return -EINVAL; decoder_call(fh->dev, video, s_routing, i, 0, 0); return 0; } -/* Controls */ -static int vidioc_queryctrl(struct file *file, void *priv, - struct v4l2_queryctrl *qc) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(viu_qctrl); i++) { - if (qc->id && qc->id == viu_qctrl[i].id) { - memcpy(qc, &(viu_qctrl[i]), sizeof(*qc)); - return 0; - } - } - return -EINVAL; -} - -static int vidioc_g_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(viu_qctrl); i++) { - if (ctrl->id == viu_qctrl[i].id) { - ctrl->value = qctl_regs[i]; - return 0; - } - } - return -EINVAL; -} -static int vidioc_s_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(viu_qctrl); i++) { - if (ctrl->id == viu_qctrl[i].id) { - if (ctrl->value < viu_qctrl[i].minimum - || ctrl->value > viu_qctrl[i].maximum) - return -ERANGE; - qctl_regs[i] = ctrl->value; - return 0; - } - } - return -EINVAL; -} - inline void viu_activate_next_buf(struct viu_dev *dev, struct viu_dmaqueue *viuq) { @@ -1265,7 +1172,6 @@ static int viu_open(struct file *file) struct viu_reg *vr; int minor = vdev->minor; u32 status_cfg; - int i; dprintk(1, "viu: open (minor=%d)\n", minor); @@ -1293,6 +1199,7 @@ static int viu_open(struct file *file) return -ENOMEM; } + v4l2_fh_init(&fh->fh, vdev); file->private_data = fh; fh->dev = dev; @@ -1303,10 +1210,6 @@ static int viu_open(struct file *file) dev->crop_current.width = fh->width; dev->crop_current.height = fh->height; - /* Put all controls at a sane state */ - for (i = 0; i < ARRAY_SIZE(viu_qctrl); i++) - qctl_regs[i] = viu_qctrl[i].default_value; - dprintk(1, "Open: fh=0x%08lx, dev=0x%08lx, dev->vidq=0x%08lx\n", (unsigned long)fh, (unsigned long)dev, (unsigned long)&dev->vidq); @@ -1332,6 +1235,7 @@ static int viu_open(struct file *file) fh->type, V4L2_FIELD_INTERLACED, sizeof(struct viu_buf), fh, &fh->dev->lock); + v4l2_fh_add(&fh->fh); mutex_unlock(&dev->lock); return 0; } @@ -1364,13 +1268,17 @@ static unsigned int viu_poll(struct file *file, struct poll_table_struct *wait) struct viu_fh *fh = file->private_data; struct videobuf_queue *q = &fh->vb_vidq; struct viu_dev *dev = fh->dev; - unsigned int res; + unsigned long req_events = poll_requested_events(wait); + unsigned int res = v4l2_ctrl_poll(file, wait); if (V4L2_BUF_TYPE_VIDEO_CAPTURE != fh->type) return POLLERR; + if (!(req_events & (POLLIN | POLLRDNORM))) + return res; + mutex_lock(&dev->lock); - res = videobuf_poll_stream(file, q, wait); + res |= videobuf_poll_stream(file, q, wait); mutex_unlock(&dev->lock); return res; } @@ -1385,6 +1293,8 @@ static int viu_release(struct file *file) viu_stop_dma(dev); videobuf_stop(&fh->vb_vidq); videobuf_mmap_free(&fh->vb_vidq); + v4l2_fh_del(&fh->fh); + v4l2_fh_exit(&fh->fh); mutex_unlock(&dev->lock); kfree(fh); @@ -1463,11 +1373,11 @@ static const struct v4l2_ioctl_ops viu_ioctl_ops = { .vidioc_enum_input = vidioc_enum_input, .vidioc_g_input = vidioc_g_input, .vidioc_s_input = vidioc_s_input, - .vidioc_queryctrl = vidioc_queryctrl, - .vidioc_g_ctrl = vidioc_g_ctrl, - .vidioc_s_ctrl = vidioc_s_ctrl, .vidioc_streamon = vidioc_streamon, .vidioc_streamoff = vidioc_streamoff, + .vidioc_log_status = v4l2_ctrl_log_status, + .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, + .vidioc_unsubscribe_event = v4l2_event_unsubscribe, }; static struct video_device viu_template = { @@ -1543,6 +1453,16 @@ static int viu_of_probe(struct platform_device *op) } ad = i2c_get_adapter(0); + + v4l2_ctrl_handler_init(&viu_dev->hdl, 5); + if (viu_dev->hdl.error) { + ret = viu_dev->hdl.error; + dev_err(&op->dev, "couldn't register control\n"); + goto err_vdev; + } + /* This control handler will inherit the control(s) from the + sub-device(s). */ + viu_dev->v4l2_dev.ctrl_handler = &viu_dev->hdl; viu_dev->decoder = v4l2_i2c_new_subdev(&viu_dev->v4l2_dev, ad, "saa7113", VIU_VIDEO_DECODER_ADDR, NULL); @@ -1559,7 +1479,7 @@ static int viu_of_probe(struct platform_device *op) goto err_vdev; } - memcpy(vdev, &viu_template, sizeof(viu_template)); + *vdev = viu_template; vdev->v4l2_dev = &viu_dev->v4l2_dev; @@ -1614,6 +1534,7 @@ err_irq: err_clk: video_unregister_device(viu_dev->vdev); err_vdev: + v4l2_ctrl_handler_free(&viu_dev->hdl); mutex_unlock(&viu_dev->lock); i2c_put_adapter(ad); v4l2_device_unregister(&viu_dev->v4l2_dev); @@ -1635,6 +1556,7 @@ static int viu_of_remove(struct platform_device *op) clk_disable_unprepare(dev->clk); + v4l2_ctrl_handler_free(&dev->hdl); video_unregister_device(dev->vdev); i2c_put_adapter(client->adapter); v4l2_device_unregister(&dev->v4l2_dev); diff --git a/drivers/media/platform/omap/Kconfig b/drivers/media/platform/omap/Kconfig index dc2aaab54..217d613b0 100644 --- a/drivers/media/platform/omap/Kconfig +++ b/drivers/media/platform/omap/Kconfig @@ -10,6 +10,7 @@ config VIDEO_OMAP2_VOUT select OMAP2_DSS if HAS_IOMEM && ARCH_OMAP2PLUS select OMAP2_VRFB if ARCH_OMAP2 || ARCH_OMAP3 select VIDEO_OMAP2_VOUT_VRFB if VIDEO_OMAP2_VOUT && OMAP2_VRFB + select FRAME_VECTOR default n ---help--- V4L2 Display driver support for OMAP2/3 based boards. diff --git a/drivers/media/platform/omap/omap_vout.c b/drivers/media/platform/omap/omap_vout.c index f09c5f17a..70c28d19e 100644 --- a/drivers/media/platform/omap/omap_vout.c +++ b/drivers/media/platform/omap/omap_vout.c @@ -195,46 +195,34 @@ static int omap_vout_try_format(struct v4l2_pix_format *pix) } /* - * omap_vout_uservirt_to_phys: This inline function is used to convert user - * space virtual address to physical address. + * omap_vout_get_userptr: Convert user space virtual address to physical + * address. */ -static unsigned long omap_vout_uservirt_to_phys(unsigned long virtp) +static int omap_vout_get_userptr(struct videobuf_buffer *vb, u32 virtp, + u32 *physp) { - unsigned long physp = 0; - struct vm_area_struct *vma; - struct mm_struct *mm = current->mm; + struct frame_vector *vec; + int ret; /* For kernel direct-mapped memory, take the easy way */ - if (virtp >= PAGE_OFFSET) - return virt_to_phys((void *) virtp); - - down_read(¤t->mm->mmap_sem); - vma = find_vma(mm, virtp); - if (vma && (vma->vm_flags & VM_IO) && vma->vm_pgoff) { - /* this will catch, kernel-allocated, mmaped-to-usermode - addresses */ - physp = (vma->vm_pgoff << PAGE_SHIFT) + (virtp - vma->vm_start); - up_read(¤t->mm->mmap_sem); - } else { - /* otherwise, use get_user_pages() for general userland pages */ - int res, nr_pages = 1; - struct page *pages; + if (virtp >= PAGE_OFFSET) { + *physp = virt_to_phys((void *)virtp); + return 0; + } - res = get_user_pages(current, current->mm, virtp, nr_pages, 1, - 0, &pages, NULL); - up_read(¤t->mm->mmap_sem); + vec = frame_vector_create(1); + if (!vec) + return -ENOMEM; - if (res == nr_pages) { - physp = __pa(page_address(&pages[0]) + - (virtp & ~PAGE_MASK)); - } else { - printk(KERN_WARNING VOUT_NAME - "get_user_pages failed\n"); - return 0; - } + ret = get_vaddr_frames(virtp, 1, true, false, vec); + if (ret != 1) { + frame_vector_destroy(vec); + return -EINVAL; } + *physp = __pfn_to_phys(frame_vector_pfns(vec)[0]); + vb->priv = vec; - return physp; + return 0; } /* @@ -784,11 +772,15 @@ static int omap_vout_buffer_prepare(struct videobuf_queue *q, * address of the buffer */ if (V4L2_MEMORY_USERPTR == vb->memory) { + int ret; + if (0 == vb->baddr) return -EINVAL; /* Physical address */ - vout->queued_buf_addr[vb->i] = (u8 *) - omap_vout_uservirt_to_phys(vb->baddr); + ret = omap_vout_get_userptr(vb, vb->baddr, + (u32 *)&vout->queued_buf_addr[vb->i]); + if (ret < 0) + return ret; } else { unsigned long addr, dma_addr; unsigned long size; @@ -834,12 +826,13 @@ static void omap_vout_buffer_queue(struct videobuf_queue *q, static void omap_vout_buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb) { - struct omap_vout_device *vout = q->priv_data; - vb->state = VIDEOBUF_NEEDS_INIT; + if (vb->memory == V4L2_MEMORY_USERPTR && vb->priv) { + struct frame_vector *vec = vb->priv; - if (V4L2_MEMORY_MMAP != vout->memory) - return; + put_vaddr_frames(vec); + frame_vector_destroy(vec); + } } /* @@ -872,7 +865,7 @@ static void omap_vout_vm_close(struct vm_area_struct *vma) vout->mmap_count--; } -static struct vm_operations_struct omap_vout_vm_ops = { +static const struct vm_operations_struct omap_vout_vm_ops = { .open = omap_vout_vm_open, .close = omap_vout_vm_close, }; diff --git a/drivers/media/platform/omap3isp/isp.c b/drivers/media/platform/omap3isp/isp.c index 12be830d7..56e683b19 100644 --- a/drivers/media/platform/omap3isp/isp.c +++ b/drivers/media/platform/omap3isp/isp.c @@ -101,7 +101,6 @@ static const struct isp_res_mapping isp_res_maps[] = { 0x0000, /* csi2a, len 0x0170 */ 0x0170, /* csiphy2, len 0x000c */ }, - .syscon_offset = 0xdc, .phy_type = ISP_PHY_TYPE_3430, }, { @@ -124,7 +123,6 @@ static const struct isp_res_mapping isp_res_maps[] = { 0x0570, /* csiphy1, len 0x000c */ 0x05c0, /* csi2c, len 0x0040 (2nd area) */ }, - .syscon_offset = 0x2f0, .phy_type = ISP_PHY_TYPE_3630, }, }; @@ -1796,47 +1794,6 @@ static void isp_unregister_entities(struct isp_device *isp) media_device_unregister(&isp->media_dev); } -/* - * isp_register_subdev - Register a sub-device - * @isp: OMAP3 ISP device - * @isp_subdev: platform data related to a sub-device - * - * Register an I2C sub-device which has not been registered by other - * means (such as the Device Tree). - * - * Return a pointer to the sub-device if it has been successfully - * registered, or NULL otherwise. - */ -static struct v4l2_subdev * -isp_register_subdev(struct isp_device *isp, - struct isp_platform_subdev *isp_subdev) -{ - struct i2c_adapter *adapter; - struct v4l2_subdev *sd; - - if (isp_subdev->board_info == NULL) - return NULL; - - adapter = i2c_get_adapter(isp_subdev->i2c_adapter_id); - if (adapter == NULL) { - dev_err(isp->dev, - "%s: Unable to get I2C adapter %d for device %s\n", - __func__, isp_subdev->i2c_adapter_id, - isp_subdev->board_info->type); - return NULL; - } - - sd = v4l2_i2c_new_subdev_board(&isp->v4l2_dev, adapter, - isp_subdev->board_info, NULL); - if (sd == NULL) { - dev_err(isp->dev, "%s: Unable to register subdev %s\n", - __func__, isp_subdev->board_info->type); - return NULL; - } - - return sd; -} - static int isp_link_entity( struct isp_device *isp, struct media_entity *entity, enum isp_interface_type interface) @@ -1910,8 +1867,6 @@ static int isp_link_entity( static int isp_register_entities(struct isp_device *isp) { - struct isp_platform_data *pdata = isp->pdata; - struct isp_platform_subdev *isp_subdev; int ret; isp->media_dev.dev = isp->dev; @@ -1968,37 +1923,6 @@ static int isp_register_entities(struct isp_device *isp) if (ret < 0) goto done; - /* - * Device Tree --- the external sub-devices will be registered - * later. The same goes for the sub-device node registration. - */ - if (isp->dev->of_node) - return 0; - - /* Register external entities */ - for (isp_subdev = pdata ? pdata->subdevs : NULL; - isp_subdev && isp_subdev->board_info; isp_subdev++) { - struct v4l2_subdev *sd; - - sd = isp_register_subdev(isp, isp_subdev); - - /* - * No bus information --- this is either a flash or a - * lens subdev. - */ - if (!sd || !isp_subdev->bus) - continue; - - sd->host_priv = isp_subdev->bus; - - ret = isp_link_entity(isp, &sd->entity, - isp_subdev->bus->interface); - if (ret < 0) - goto done; - } - - ret = v4l2_device_register_subdev_nodes(&isp->v4l2_dev); - done: if (ret < 0) isp_unregister_entities(isp); @@ -2402,33 +2326,24 @@ static int isp_probe(struct platform_device *pdev) return -ENOMEM; } - if (IS_ENABLED(CONFIG_OF) && pdev->dev.of_node) { - ret = of_property_read_u32(pdev->dev.of_node, "ti,phy-type", - &isp->phy_type); - if (ret) - return ret; + ret = of_property_read_u32(pdev->dev.of_node, "ti,phy-type", + &isp->phy_type); + if (ret) + return ret; - isp->syscon = syscon_regmap_lookup_by_phandle(pdev->dev.of_node, - "syscon"); - if (IS_ERR(isp->syscon)) - return PTR_ERR(isp->syscon); + isp->syscon = syscon_regmap_lookup_by_phandle(pdev->dev.of_node, + "syscon"); + if (IS_ERR(isp->syscon)) + return PTR_ERR(isp->syscon); - ret = of_property_read_u32_index(pdev->dev.of_node, "syscon", 1, - &isp->syscon_offset); - if (ret) - return ret; + ret = of_property_read_u32_index(pdev->dev.of_node, "syscon", 1, + &isp->syscon_offset); + if (ret) + return ret; - ret = isp_of_parse_nodes(&pdev->dev, &isp->notifier); - if (ret < 0) - return ret; - } else { - isp->pdata = pdev->dev.platform_data; - isp->syscon = syscon_regmap_lookup_by_pdevname("syscon.0"); - if (IS_ERR(isp->syscon)) - return PTR_ERR(isp->syscon); - dev_warn(&pdev->dev, - "Platform data support is deprecated! Please move to DT now!\n"); - } + ret = isp_of_parse_nodes(&pdev->dev, &isp->notifier); + if (ret < 0) + return ret; isp->autoidle = autoidle; @@ -2507,11 +2422,6 @@ static int isp_probe(struct platform_device *pdev) goto error_isp; } - if (!IS_ENABLED(CONFIG_OF) || !pdev->dev.of_node) { - isp->syscon_offset = isp_res_maps[m].syscon_offset; - isp->phy_type = isp_res_maps[m].phy_type; - } - for (i = 1; i < OMAP3_ISP_IOMEM_CSI2A_REGS1; i++) isp->mmio_base[i] = isp->mmio_base[0] + isp_res_maps[m].offset[i]; @@ -2555,15 +2465,12 @@ static int isp_probe(struct platform_device *pdev) if (ret < 0) goto error_modules; - if (IS_ENABLED(CONFIG_OF) && pdev->dev.of_node) { - isp->notifier.bound = isp_subdev_notifier_bound; - isp->notifier.complete = isp_subdev_notifier_complete; + isp->notifier.bound = isp_subdev_notifier_bound; + isp->notifier.complete = isp_subdev_notifier_complete; - ret = v4l2_async_notifier_register(&isp->v4l2_dev, - &isp->notifier); - if (ret) - goto error_register_entities; - } + ret = v4l2_async_notifier_register(&isp->v4l2_dev, &isp->notifier); + if (ret) + goto error_register_entities; isp_core_init(isp, 1); omap3isp_put(isp); diff --git a/drivers/media/platform/omap3isp/isp.h b/drivers/media/platform/omap3isp/isp.h index e57994317..5acc2e651 100644 --- a/drivers/media/platform/omap3isp/isp.h +++ b/drivers/media/platform/omap3isp/isp.h @@ -17,7 +17,6 @@ #ifndef OMAP3_ISP_CORE_H #define OMAP3_ISP_CORE_H -#include <media/omap3isp.h> #include <media/v4l2-async.h> #include <media/v4l2-device.h> #include <linux/clk-provider.h> @@ -27,6 +26,7 @@ #include <linux/platform_device.h> #include <linux/wait.h> +#include "omap3isp.h" #include "ispstat.h" #include "ispccdc.h" #include "ispreg.h" @@ -101,15 +101,11 @@ struct regmap; * struct isp_res_mapping - Map ISP io resources to ISP revision. * @isp_rev: ISP_REVISION_x_x * @offset: register offsets of various ISP sub-blocks - * @syscon_offset: offset of the syscon register for 343x / 3630 - * (CONTROL_CSIRXFE / CONTROL_CAMERA_PHY_CTRL, respectively) - * from the syscon base address * @phy_type: ISP_PHY_TYPE_{3430,3630} */ struct isp_res_mapping { u32 isp_rev; u32 offset[OMAP3_ISP_IOMEM_LAST]; - u32 syscon_offset; u32 phy_type; }; @@ -184,7 +180,6 @@ struct isp_device { u32 revision; /* platform HW resources */ - struct isp_platform_data *pdata; unsigned int irq_num; void __iomem *mmio_base[OMAP3_ISP_IOMEM_LAST]; diff --git a/drivers/media/platform/omap3isp/ispcsiphy.h b/drivers/media/platform/omap3isp/ispcsiphy.h index e17c88bea..28b63b28f 100644 --- a/drivers/media/platform/omap3isp/ispcsiphy.h +++ b/drivers/media/platform/omap3isp/ispcsiphy.h @@ -17,7 +17,7 @@ #ifndef OMAP3_ISP_CSI_PHY_H #define OMAP3_ISP_CSI_PHY_H -#include <media/omap3isp.h> +#include "omap3isp.h" struct isp_csi2_device; struct regulator; diff --git a/drivers/media/platform/omap3isp/ispvideo.c b/drivers/media/platform/omap3isp/ispvideo.c index d285af18d..41bb8df91 100644 --- a/drivers/media/platform/omap3isp/ispvideo.c +++ b/drivers/media/platform/omap3isp/ispvideo.c @@ -1018,8 +1018,7 @@ isp_video_streamon(struct file *file, void *fh, enum v4l2_buf_type type) pipe->entities = 0; - if (video->isp->pdata && video->isp->pdata->set_constraints) - video->isp->pdata->set_constraints(video->isp, true); + /* TODO: Implement PM QoS */ pipe->l3_ick = clk_get_rate(video->isp->clock[ISP_CLK_L3_ICK]); pipe->max_rate = pipe->l3_ick; @@ -1100,8 +1099,7 @@ err_set_stream: err_check_format: media_entity_pipeline_stop(&video->video.entity); err_pipeline_start: - if (video->isp->pdata && video->isp->pdata->set_constraints) - video->isp->pdata->set_constraints(video->isp, false); + /* TODO: Implement PM QoS */ /* The DMA queue must be emptied here, otherwise CCDC interrupts that * will get triggered the next time the CCDC is powered up will try to * access buffers that might have been freed but still present in the @@ -1161,8 +1159,7 @@ isp_video_streamoff(struct file *file, void *fh, enum v4l2_buf_type type) video->queue = NULL; video->error = false; - if (video->isp->pdata && video->isp->pdata->set_constraints) - video->isp->pdata->set_constraints(video->isp, false); + /* TODO: Implement PM QoS */ media_entity_pipeline_stop(&video->video.entity); done: diff --git a/drivers/media/platform/omap3isp/omap3isp.h b/drivers/media/platform/omap3isp/omap3isp.h new file mode 100644 index 000000000..190e259a6 --- /dev/null +++ b/drivers/media/platform/omap3isp/omap3isp.h @@ -0,0 +1,132 @@ +/* + * omap3isp.h + * + * TI OMAP3 ISP - Bus Configuration + * + * Copyright (C) 2011 Nokia Corporation + * + * Contacts: Laurent Pinchart <laurent.pinchart@ideasonboard.com> + * Sakari Ailus <sakari.ailus@iki.fi> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ + +#ifndef __OMAP3ISP_H__ +#define __OMAP3ISP_H__ + +enum isp_interface_type { + ISP_INTERFACE_PARALLEL, + ISP_INTERFACE_CSI2A_PHY2, + ISP_INTERFACE_CCP2B_PHY1, + ISP_INTERFACE_CCP2B_PHY2, + ISP_INTERFACE_CSI2C_PHY1, +}; + +/** + * struct isp_parallel_cfg - Parallel interface configuration + * @data_lane_shift: Data lane shifter + * 0 - CAMEXT[13:0] -> CAM[13:0] + * 1 - CAMEXT[13:2] -> CAM[11:0] + * 2 - CAMEXT[13:4] -> CAM[9:0] + * 3 - CAMEXT[13:6] -> CAM[7:0] + * @clk_pol: Pixel clock polarity + * 0 - Sample on rising edge, 1 - Sample on falling edge + * @hs_pol: Horizontal synchronization polarity + * 0 - Active high, 1 - Active low + * @vs_pol: Vertical synchronization polarity + * 0 - Active high, 1 - Active low + * @fld_pol: Field signal polarity + * 0 - Positive, 1 - Negative + * @data_pol: Data polarity + * 0 - Normal, 1 - One's complement + */ +struct isp_parallel_cfg { + unsigned int data_lane_shift:2; + unsigned int clk_pol:1; + unsigned int hs_pol:1; + unsigned int vs_pol:1; + unsigned int fld_pol:1; + unsigned int data_pol:1; +}; + +enum { + ISP_CCP2_PHY_DATA_CLOCK = 0, + ISP_CCP2_PHY_DATA_STROBE = 1, +}; + +enum { + ISP_CCP2_MODE_MIPI = 0, + ISP_CCP2_MODE_CCP2 = 1, +}; + +/** + * struct isp_csiphy_lane: CCP2/CSI2 lane position and polarity + * @pos: position of the lane + * @pol: polarity of the lane + */ +struct isp_csiphy_lane { + u8 pos; + u8 pol; +}; + +#define ISP_CSIPHY1_NUM_DATA_LANES 1 +#define ISP_CSIPHY2_NUM_DATA_LANES 2 + +/** + * struct isp_csiphy_lanes_cfg - CCP2/CSI2 lane configuration + * @data: Configuration of one or two data lanes + * @clk: Clock lane configuration + */ +struct isp_csiphy_lanes_cfg { + struct isp_csiphy_lane data[ISP_CSIPHY2_NUM_DATA_LANES]; + struct isp_csiphy_lane clk; +}; + +/** + * struct isp_ccp2_cfg - CCP2 interface configuration + * @strobe_clk_pol: Strobe/clock polarity + * 0 - Non Inverted, 1 - Inverted + * @crc: Enable the cyclic redundancy check + * @ccp2_mode: Enable CCP2 compatibility mode + * ISP_CCP2_MODE_MIPI - MIPI-CSI1 mode + * ISP_CCP2_MODE_CCP2 - CCP2 mode + * @phy_layer: Physical layer selection + * ISP_CCP2_PHY_DATA_CLOCK - Data/clock physical layer + * ISP_CCP2_PHY_DATA_STROBE - Data/strobe physical layer + * @vpclk_div: Video port output clock control + */ +struct isp_ccp2_cfg { + unsigned int strobe_clk_pol:1; + unsigned int crc:1; + unsigned int ccp2_mode:1; + unsigned int phy_layer:1; + unsigned int vpclk_div:2; + struct isp_csiphy_lanes_cfg lanecfg; +}; + +/** + * struct isp_csi2_cfg - CSI2 interface configuration + * @crc: Enable the cyclic redundancy check + */ +struct isp_csi2_cfg { + unsigned crc:1; + struct isp_csiphy_lanes_cfg lanecfg; +}; + +struct isp_bus_cfg { + enum isp_interface_type interface; + union { + struct isp_parallel_cfg parallel; + struct isp_ccp2_cfg ccp2; + struct isp_csi2_cfg csi2; + } bus; /* gcc < 4.6.0 chokes on anonymous union initializers */ +}; + +#endif /* __OMAP3ISP_H__ */ diff --git a/drivers/media/platform/rcar_jpu.c b/drivers/media/platform/rcar_jpu.c new file mode 100644 index 000000000..2973f070d --- /dev/null +++ b/drivers/media/platform/rcar_jpu.c @@ -0,0 +1,1794 @@ +/* + * Author: Mikhail Ulyanov + * Copyright (C) 2014-2015 Cogent Embedded, Inc. <source@cogentembedded.com> + * Copyright (C) 2014-2015 Renesas Electronics Corporation + * + * This is based on the drivers/media/platform/s5p-jpeg driver by + * Andrzej Pietrasiewicz and Jacek Anaszewski. + * Some portions of code inspired by VSP1 driver by Laurent Pinchart. + * + * TODO in order of priority: + * 1) Rotation + * 2) Cropping + * 3) V4L2_CID_JPEG_ACTIVE_MARKER + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <asm/unaligned.h> +#include <linux/clk.h> +#include <linux/err.h> +#include <linux/interrupt.h> +#include <linux/io.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/of.h> +#include <linux/of_device.h> +#include <linux/platform_device.h> +#include <linux/slab.h> +#include <linux/spinlock.h> +#include <linux/string.h> +#include <linux/videodev2.h> +#include <media/v4l2-ctrls.h> +#include <media/v4l2-device.h> +#include <media/v4l2-event.h> +#include <media/v4l2-fh.h> +#include <media/v4l2-mem2mem.h> +#include <media/v4l2-ioctl.h> +#include <media/videobuf2-core.h> +#include <media/videobuf2-dma-contig.h> + + +#define DRV_NAME "rcar_jpu" + +/* + * Align JPEG header end to cache line to make sure we will not have any issues + * with cache; additionally to requerment (33.3.27 R01UH0501EJ0100 Rev.1.00) + */ +#define JPU_JPEG_HDR_SIZE (ALIGN(0x258, L1_CACHE_BYTES)) +#define JPU_JPEG_MAX_BYTES_PER_PIXEL 2 /* 16 bit precision format */ +#define JPU_JPEG_MIN_SIZE 25 /* SOI + SOF + EOI */ +#define JPU_JPEG_QTBL_SIZE 0x40 +#define JPU_JPEG_HDCTBL_SIZE 0x1c +#define JPU_JPEG_HACTBL_SIZE 0xb2 +#define JPU_JPEG_HEIGHT_OFFSET 0x91 +#define JPU_JPEG_WIDTH_OFFSET 0x93 +#define JPU_JPEG_SUBS_OFFSET 0x97 +#define JPU_JPEG_QTBL_LUM_OFFSET 0x07 +#define JPU_JPEG_QTBL_CHR_OFFSET 0x4c +#define JPU_JPEG_HDCTBL_LUM_OFFSET 0xa4 +#define JPU_JPEG_HACTBL_LUM_OFFSET 0xc5 +#define JPU_JPEG_HDCTBL_CHR_OFFSET 0x17c +#define JPU_JPEG_HACTBL_CHR_OFFSET 0x19d +#define JPU_JPEG_PADDING_OFFSET 0x24f +#define JPU_JPEG_LUM 0x00 +#define JPU_JPEG_CHR 0x01 +#define JPU_JPEG_DC 0x00 +#define JPU_JPEG_AC 0x10 + +#define JPU_JPEG_422 0x21 +#define JPU_JPEG_420 0x22 + +#define JPU_JPEG_DEFAULT_422_PIX_FMT V4L2_PIX_FMT_NV16M +#define JPU_JPEG_DEFAULT_420_PIX_FMT V4L2_PIX_FMT_NV12M + +/* JPEG markers */ +#define TEM 0x01 +#define SOF0 0xc0 +#define RST 0xd0 +#define SOI 0xd8 +#define EOI 0xd9 +#define DHP 0xde +#define DHT 0xc4 +#define COM 0xfe +#define DQT 0xdb +#define DRI 0xdd +#define APP0 0xe0 + +#define JPU_RESET_TIMEOUT 100 /* ms */ +#define JPU_JOB_TIMEOUT 300 /* ms */ +#define JPU_MAX_QUALITY 4 +#define JPU_WIDTH_MIN 16 +#define JPU_HEIGHT_MIN 16 +#define JPU_WIDTH_MAX 4096 +#define JPU_HEIGHT_MAX 4096 +#define JPU_MEMALIGN 8 + +/* Flags that indicate a format can be used for capture/output */ +#define JPU_FMT_TYPE_OUTPUT 0 +#define JPU_FMT_TYPE_CAPTURE 1 +#define JPU_ENC_CAPTURE (1 << 0) +#define JPU_ENC_OUTPUT (1 << 1) +#define JPU_DEC_CAPTURE (1 << 2) +#define JPU_DEC_OUTPUT (1 << 3) + +/* + * JPEG registers and bits + */ + +/* JPEG code mode register */ +#define JCMOD 0x00 +#define JCMOD_PCTR (1 << 7) +#define JCMOD_MSKIP_ENABLE (1 << 5) +#define JCMOD_DSP_ENC (0 << 3) +#define JCMOD_DSP_DEC (1 << 3) +#define JCMOD_REDU (7 << 0) +#define JCMOD_REDU_422 (1 << 0) +#define JCMOD_REDU_420 (2 << 0) + +/* JPEG code command register */ +#define JCCMD 0x04 +#define JCCMD_SRST (1 << 12) +#define JCCMD_JEND (1 << 2) +#define JCCMD_JSRT (1 << 0) + +/* JPEG code quantanization table number register */ +#define JCQTN 0x0c +#define JCQTN_SHIFT(t) (((t) - 1) << 1) + +/* JPEG code Huffman table number register */ +#define JCHTN 0x10 +#define JCHTN_AC_SHIFT(t) (((t) << 1) - 1) +#define JCHTN_DC_SHIFT(t) (((t) - 1) << 1) + +#define JCVSZU 0x1c /* JPEG code vertical size upper register */ +#define JCVSZD 0x20 /* JPEG code vertical size lower register */ +#define JCHSZU 0x24 /* JPEG code horizontal size upper register */ +#define JCHSZD 0x28 /* JPEG code horizontal size lower register */ +#define JCSZ_MASK 0xff /* JPEG code h/v size register contains only 1 byte*/ + +#define JCDTCU 0x2c /* JPEG code data count upper register */ +#define JCDTCM 0x30 /* JPEG code data count middle register */ +#define JCDTCD 0x34 /* JPEG code data count lower register */ + +/* JPEG interrupt enable register */ +#define JINTE 0x38 +#define JINTE_ERR (7 << 5) /* INT5 + INT6 + INT7 */ +#define JINTE_TRANSF_COMPL (1 << 10) + +/* JPEG interrupt status register */ +#define JINTS 0x3c +#define JINTS_MASK 0x7c68 +#define JINTS_ERR (1 << 5) +#define JINTS_PROCESS_COMPL (1 << 6) +#define JINTS_TRANSF_COMPL (1 << 10) + +#define JCDERR 0x40 /* JPEG code decode error register */ +#define JCDERR_MASK 0xf /* JPEG code decode error register mask*/ + +/* JPEG interface encoding */ +#define JIFECNT 0x70 +#define JIFECNT_INFT_422 0 +#define JIFECNT_INFT_420 1 +#define JIFECNT_SWAP_WB (3 << 4) /* to JPU */ + +#define JIFESYA1 0x74 /* encode source Y address register 1 */ +#define JIFESCA1 0x78 /* encode source C address register 1 */ +#define JIFESYA2 0x7c /* encode source Y address register 2 */ +#define JIFESCA2 0x80 /* encode source C address register 2 */ +#define JIFESMW 0x84 /* encode source memory width register */ +#define JIFESVSZ 0x88 /* encode source vertical size register */ +#define JIFESHSZ 0x8c /* encode source horizontal size register */ +#define JIFEDA1 0x90 /* encode destination address register 1 */ +#define JIFEDA2 0x94 /* encode destination address register 2 */ + +/* JPEG decoding control register */ +#define JIFDCNT 0xa0 +#define JIFDCNT_SWAP_WB (3 << 1) /* from JPU */ + +#define JIFDSA1 0xa4 /* decode source address register 1 */ +#define JIFDDMW 0xb0 /* decode destination memory width register */ +#define JIFDDVSZ 0xb4 /* decode destination vert. size register */ +#define JIFDDHSZ 0xb8 /* decode destination horiz. size register */ +#define JIFDDYA1 0xbc /* decode destination Y address register 1 */ +#define JIFDDCA1 0xc0 /* decode destination C address register 1 */ + +#define JCQTBL(n) (0x10000 + (n) * 0x40) /* quantization tables regs */ +#define JCHTBD(n) (0x10100 + (n) * 0x100) /* Huffman table DC regs */ +#define JCHTBA(n) (0x10120 + (n) * 0x100) /* Huffman table AC regs */ + +/** + * struct jpu - JPEG IP abstraction + * @mutex: the mutex protecting this structure + * @lock: spinlock protecting the device contexts + * @v4l2_dev: v4l2 device for mem2mem mode + * @vfd_encoder: video device node for encoder mem2mem mode + * @vfd_decoder: video device node for decoder mem2mem mode + * @m2m_dev: v4l2 mem2mem device data + * @curr: pointer to current context + * @irq_queue: interrupt handler waitqueue + * @regs: JPEG IP registers mapping + * @irq: JPEG IP irq + * @clk: JPEG IP clock + * @dev: JPEG IP struct device + * @alloc_ctx: videobuf2 memory allocator's context + * @ref_count: reference counter + */ +struct jpu { + struct mutex mutex; + spinlock_t lock; + struct v4l2_device v4l2_dev; + struct video_device vfd_encoder; + struct video_device vfd_decoder; + struct v4l2_m2m_dev *m2m_dev; + struct jpu_ctx *curr; + wait_queue_head_t irq_queue; + + void __iomem *regs; + unsigned int irq; + struct clk *clk; + struct device *dev; + void *alloc_ctx; + int ref_count; +}; + +/** + * struct jpu_buffer - driver's specific video buffer + * @buf: m2m buffer + * @compr_quality: destination image quality in compression mode + * @subsampling: source image subsampling in decompression mode + */ +struct jpu_buffer { + struct v4l2_m2m_buffer buf; + unsigned short compr_quality; + unsigned char subsampling; +}; + +/** + * struct jpu_fmt - driver's internal format data + * @fourcc: the fourcc code, 0 if not applicable + * @colorspace: the colorspace specifier + * @bpp: number of bits per pixel per plane + * @h_align: horizontal alignment order (align to 2^h_align) + * @v_align: vertical alignment order (align to 2^v_align) + * @subsampling: (horizontal:4 | vertical:4) subsampling factor + * @num_planes: number of planes + * @types: types of queue this format is applicable to + */ +struct jpu_fmt { + u32 fourcc; + u32 colorspace; + u8 bpp[2]; + u8 h_align; + u8 v_align; + u8 subsampling; + u8 num_planes; + u16 types; +}; + +/** + * jpu_q_data - parameters of one queue + * @fmtinfo: driver-specific format of this queue + * @format: multiplanar format of this queue + * @sequence: sequence number + */ +struct jpu_q_data { + struct jpu_fmt *fmtinfo; + struct v4l2_pix_format_mplane format; + unsigned int sequence; +}; + +/** + * jpu_ctx - the device context data + * @jpu: JPEG IP device for this context + * @encoder: compression (encode) operation or decompression (decode) + * @compr_quality: destination image quality in compression (encode) mode + * @out_q: source (output) queue information + * @cap_q: destination (capture) queue information + * @fh: file handler + * @ctrl_handler: controls handler + */ +struct jpu_ctx { + struct jpu *jpu; + bool encoder; + unsigned short compr_quality; + struct jpu_q_data out_q; + struct jpu_q_data cap_q; + struct v4l2_fh fh; + struct v4l2_ctrl_handler ctrl_handler; +}; + + /** + * jpeg_buffer - description of memory containing input JPEG data + * @end: end position in the buffer + * @curr: current position in the buffer + */ +struct jpeg_buffer { + void *end; + void *curr; +}; + +static struct jpu_fmt jpu_formats[] = { + { V4L2_PIX_FMT_JPEG, V4L2_COLORSPACE_JPEG, + {0, 0}, 0, 0, 0, 1, JPU_ENC_CAPTURE | JPU_DEC_OUTPUT }, + { V4L2_PIX_FMT_NV16M, V4L2_COLORSPACE_SRGB, + {8, 8}, 2, 2, JPU_JPEG_422, 2, JPU_ENC_OUTPUT | JPU_DEC_CAPTURE }, + { V4L2_PIX_FMT_NV12M, V4L2_COLORSPACE_SRGB, + {8, 4}, 2, 2, JPU_JPEG_420, 2, JPU_ENC_OUTPUT | JPU_DEC_CAPTURE }, + { V4L2_PIX_FMT_NV16, V4L2_COLORSPACE_SRGB, + {16, 0}, 2, 2, JPU_JPEG_422, 1, JPU_ENC_OUTPUT | JPU_DEC_CAPTURE }, + { V4L2_PIX_FMT_NV12, V4L2_COLORSPACE_SRGB, + {12, 0}, 2, 2, JPU_JPEG_420, 1, JPU_ENC_OUTPUT | JPU_DEC_CAPTURE }, +}; + +static const u8 zigzag[] = { + 0x03, 0x02, 0x0b, 0x13, 0x0a, 0x01, 0x00, 0x09, + 0x12, 0x1b, 0x23, 0x1a, 0x11, 0x08, 0x07, 0x06, + 0x0f, 0x10, 0x19, 0x22, 0x2b, 0x33, 0x2a, 0x21, + 0x18, 0x17, 0x0e, 0x05, 0x04, 0x0d, 0x16, 0x1f, + 0x20, 0x29, 0x32, 0x3b, 0x3a, 0x31, 0x28, 0x27, + 0x1e, 0x15, 0x0e, 0x14, 0x10, 0x26, 0x2f, 0x30, + 0x39, 0x38, 0x37, 0x2e, 0x25, 0x1c, 0x24, 0x2b, + 0x36, 0x3f, 0x3e, 0x35, 0x2c, 0x34, 0x3d, 0x3c +}; + +#define QTBL_SIZE (ALIGN(JPU_JPEG_QTBL_SIZE, \ + sizeof(unsigned int)) / sizeof(unsigned int)) +#define HDCTBL_SIZE (ALIGN(JPU_JPEG_HDCTBL_SIZE, \ + sizeof(unsigned int)) / sizeof(unsigned int)) +#define HACTBL_SIZE (ALIGN(JPU_JPEG_HACTBL_SIZE, \ + sizeof(unsigned int)) / sizeof(unsigned int)) +/* + * Start of image; Quantization tables + * SOF0 (17 bytes payload) is Baseline DCT - Sample precision, height, width, + * Number of image components, (Ci:8 - Hi:4 - Vi:4 - Tq:8) * 3 - Y,Cb,Cr; + * Huffman tables; Padding with 0xff (33.3.27 R01UH0501EJ0100 Rev.1.00) + */ +#define JPU_JPEG_HDR_BLOB { \ + 0xff, SOI, 0xff, DQT, 0x00, JPU_JPEG_QTBL_SIZE + 0x3, JPU_JPEG_LUM, \ + [JPU_JPEG_QTBL_LUM_OFFSET ... \ + JPU_JPEG_QTBL_LUM_OFFSET + JPU_JPEG_QTBL_SIZE - 1] = 0x00, \ + 0xff, DQT, 0x00, JPU_JPEG_QTBL_SIZE + 0x3, JPU_JPEG_CHR, \ + [JPU_JPEG_QTBL_CHR_OFFSET ... JPU_JPEG_QTBL_CHR_OFFSET + \ + JPU_JPEG_QTBL_SIZE - 1] = 0x00, 0xff, SOF0, 0x00, 0x11, 0x08, \ + [JPU_JPEG_HEIGHT_OFFSET ... JPU_JPEG_HEIGHT_OFFSET + 1] = 0x00, \ + [JPU_JPEG_WIDTH_OFFSET ... JPU_JPEG_WIDTH_OFFSET + 1] = 0x00, \ + 0x03, 0x01, [JPU_JPEG_SUBS_OFFSET] = 0x00, JPU_JPEG_LUM, \ + 0x02, 0x11, JPU_JPEG_CHR, 0x03, 0x11, JPU_JPEG_CHR, \ + 0xff, DHT, 0x00, JPU_JPEG_HDCTBL_SIZE + 0x3, JPU_JPEG_LUM|JPU_JPEG_DC, \ + [JPU_JPEG_HDCTBL_LUM_OFFSET ... \ + JPU_JPEG_HDCTBL_LUM_OFFSET + JPU_JPEG_HDCTBL_SIZE - 1] = 0x00, \ + 0xff, DHT, 0x00, JPU_JPEG_HACTBL_SIZE + 0x3, JPU_JPEG_LUM|JPU_JPEG_AC, \ + [JPU_JPEG_HACTBL_LUM_OFFSET ... \ + JPU_JPEG_HACTBL_LUM_OFFSET + JPU_JPEG_HACTBL_SIZE - 1] = 0x00, \ + 0xff, DHT, 0x00, JPU_JPEG_HDCTBL_SIZE + 0x3, JPU_JPEG_CHR|JPU_JPEG_DC, \ + [JPU_JPEG_HDCTBL_CHR_OFFSET ... \ + JPU_JPEG_HDCTBL_CHR_OFFSET + JPU_JPEG_HDCTBL_SIZE - 1] = 0x00, \ + 0xff, DHT, 0x00, JPU_JPEG_HACTBL_SIZE + 0x3, JPU_JPEG_CHR|JPU_JPEG_AC, \ + [JPU_JPEG_HACTBL_CHR_OFFSET ... \ + JPU_JPEG_HACTBL_CHR_OFFSET + JPU_JPEG_HACTBL_SIZE - 1] = 0x00, \ + [JPU_JPEG_PADDING_OFFSET ... JPU_JPEG_HDR_SIZE - 1] = 0xff \ +} + +static unsigned char jpeg_hdrs[JPU_MAX_QUALITY][JPU_JPEG_HDR_SIZE] = { + [0 ... JPU_MAX_QUALITY - 1] = JPU_JPEG_HDR_BLOB +}; + +static const unsigned int qtbl_lum[JPU_MAX_QUALITY][QTBL_SIZE] = { + { + 0x14101927, 0x322e3e44, 0x10121726, 0x26354144, + 0x19171f26, 0x35414444, 0x27262635, 0x41444444, + 0x32263541, 0x44444444, 0x2e354144, 0x44444444, + 0x3e414444, 0x44444444, 0x44444444, 0x44444444 + }, + { + 0x100b0b10, 0x171b1f1e, 0x0b0c0c0f, 0x1417171e, + 0x0b0c0d10, 0x171a232f, 0x100f1017, 0x1a252f40, + 0x1714171a, 0x27334040, 0x1b171a25, 0x33404040, + 0x1f17232f, 0x40404040, 0x1e1e2f40, 0x40404040 + }, + { + 0x0c08080c, 0x11151817, 0x0809090b, 0x0f131217, + 0x08090a0c, 0x13141b24, 0x0c0b0c15, 0x141c2435, + 0x110f1314, 0x1e27333b, 0x1513141c, 0x27333b3b, + 0x18121b24, 0x333b3b3b, 0x17172435, 0x3b3b3b3b + }, + { + 0x08060608, 0x0c0e1011, 0x06060608, 0x0a0d0c0f, + 0x06060708, 0x0d0e1218, 0x0808080e, 0x0d131823, + 0x0c0a0d0d, 0x141a2227, 0x0e0d0e13, 0x1a222727, + 0x100c1318, 0x22272727, 0x110f1823, 0x27272727 + } +}; + +static const unsigned int qtbl_chr[JPU_MAX_QUALITY][QTBL_SIZE] = { + { + 0x15192026, 0x36444444, 0x191c1826, 0x36444444, + 0x2018202b, 0x42444444, 0x26262b35, 0x44444444, + 0x36424444, 0x44444444, 0x44444444, 0x44444444, + 0x44444444, 0x44444444, 0x44444444, 0x44444444 + }, + { + 0x110f1115, 0x141a2630, 0x0f131211, 0x141a232b, + 0x11121416, 0x1a1e2e35, 0x1511161c, 0x1e273540, + 0x14141a1e, 0x27304040, 0x1a1a1e27, 0x303f4040, + 0x26232e35, 0x40404040, 0x302b3540, 0x40404040 + }, + { + 0x0d0b0d10, 0x14141d25, 0x0b0e0e0e, 0x10141a20, + 0x0d0e0f11, 0x14172328, 0x100e1115, 0x171e2832, + 0x14101417, 0x1e25323b, 0x1414171e, 0x25303b3b, + 0x1d1a2328, 0x323b3b3b, 0x25202832, 0x3b3b3b3b + }, + { + 0x0908090b, 0x0e111318, 0x080a090b, 0x0e0d1116, + 0x09090d0e, 0x0d0f171a, 0x0b0b0e0e, 0x0f141a21, + 0x0e0e0d0f, 0x14182127, 0x110d0f14, 0x18202727, + 0x1311171a, 0x21272727, 0x18161a21, 0x27272727 + } +}; + +static const unsigned int hdctbl_lum[HDCTBL_SIZE] = { + 0x00010501, 0x01010101, 0x01000000, 0x00000000, + 0x00010203, 0x04050607, 0x08090a0b +}; + +static const unsigned int hdctbl_chr[HDCTBL_SIZE] = { + 0x00010501, 0x01010101, 0x01000000, 0x00000000, + 0x00010203, 0x04050607, 0x08090a0b +}; + +static const unsigned int hactbl_lum[HACTBL_SIZE] = { + 0x00020103, 0x03020403, 0x05050404, 0x0000017d, 0x01020300, 0x04110512, + 0x21314106, 0x13516107, 0x22711432, 0x8191a108, 0x2342b1c1, 0x1552d1f0, + 0x24336272, 0x82090a16, 0x1718191a, 0x25262728, 0x292a3435, 0x36373839, + 0x3a434445, 0x46474849, 0x4a535455, 0x56575859, 0x5a636465, 0x66676869, + 0x6a737475, 0x76777879, 0x7a838485, 0x86878889, 0x8a929394, 0x95969798, + 0x999aa2a3, 0xa4a5a6a7, 0xa8a9aab2, 0xb3b4b5b6, 0xb7b8b9ba, 0xc2c3c4c5, + 0xc6c7c8c9, 0xcad2d3d4, 0xd5d6d7d8, 0xd9dae1e2, 0xe3e4e5e6, 0xe7e8e9ea, + 0xf1f2f3f4, 0xf5f6f7f8, 0xf9fa0000 +}; + +static const unsigned int hactbl_chr[HACTBL_SIZE] = { + 0x00020103, 0x03020403, 0x05050404, 0x0000017d, 0x01020300, 0x04110512, + 0x21314106, 0x13516107, 0x22711432, 0x8191a108, 0x2342b1c1, 0x1552d1f0, + 0x24336272, 0x82090a16, 0x1718191a, 0x25262728, 0x292a3435, 0x36373839, + 0x3a434445, 0x46474849, 0x4a535455, 0x56575859, 0x5a636465, 0x66676869, + 0x6a737475, 0x76777879, 0x7a838485, 0x86878889, 0x8a929394, 0x95969798, + 0x999aa2a3, 0xa4a5a6a7, 0xa8a9aab2, 0xb3b4b5b6, 0xb7b8b9ba, 0xc2c3c4c5, + 0xc6c7c8c9, 0xcad2d3d4, 0xd5d6d7d8, 0xd9dae1e2, 0xe3e4e5e6, 0xe7e8e9ea, + 0xf1f2f3f4, 0xf5f6f7f8, 0xf9fa0000 +}; + +static const char *error_to_text[16] = { + "Normal", + "SOI not detected", + "SOF1 to SOFF detected", + "Subsampling not detected", + "SOF accuracy error", + "DQT accuracy error", + "Component error 1", + "Component error 2", + "SOF0, DQT, and DHT not detected when SOS detected", + "SOS not detected", + "EOI not detected", + "Restart interval data number error detected", + "Image size error", + "Last MCU data number error", + "Block data number error", + "Unknown" +}; + +static struct jpu_buffer *vb2_to_jpu_buffer(struct vb2_buffer *vb) +{ + struct v4l2_m2m_buffer *b = + container_of(vb, struct v4l2_m2m_buffer, vb); + + return container_of(b, struct jpu_buffer, buf); +} + +static u32 jpu_read(struct jpu *jpu, unsigned int reg) +{ + return ioread32(jpu->regs + reg); +} + +static void jpu_write(struct jpu *jpu, u32 val, unsigned int reg) +{ + iowrite32(val, jpu->regs + reg); +} + +static struct jpu_ctx *ctrl_to_ctx(struct v4l2_ctrl *c) +{ + return container_of(c->handler, struct jpu_ctx, ctrl_handler); +} + +static struct jpu_ctx *fh_to_ctx(struct v4l2_fh *fh) +{ + return container_of(fh, struct jpu_ctx, fh); +} + +static void jpu_set_tbl(struct jpu *jpu, u32 reg, const unsigned int *tbl, + unsigned int len) { + unsigned int i; + + for (i = 0; i < len; i++) + jpu_write(jpu, tbl[i], reg + (i << 2)); +} + +static void jpu_set_qtbl(struct jpu *jpu, unsigned short quality) +{ + jpu_set_tbl(jpu, JCQTBL(0), qtbl_lum[quality], QTBL_SIZE); + jpu_set_tbl(jpu, JCQTBL(1), qtbl_chr[quality], QTBL_SIZE); +} + +static void jpu_set_htbl(struct jpu *jpu) +{ + jpu_set_tbl(jpu, JCHTBD(0), hdctbl_lum, HDCTBL_SIZE); + jpu_set_tbl(jpu, JCHTBA(0), hactbl_lum, HACTBL_SIZE); + jpu_set_tbl(jpu, JCHTBD(1), hdctbl_chr, HDCTBL_SIZE); + jpu_set_tbl(jpu, JCHTBA(1), hactbl_chr, HACTBL_SIZE); +} + +static int jpu_wait_reset(struct jpu *jpu) +{ + unsigned long timeout; + + timeout = jiffies + msecs_to_jiffies(JPU_RESET_TIMEOUT); + + while (jpu_read(jpu, JCCMD) & JCCMD_SRST) { + if (time_after(jiffies, timeout)) { + dev_err(jpu->dev, "timed out in reset\n"); + return -ETIMEDOUT; + } + schedule(); + } + + return 0; +} + +static int jpu_reset(struct jpu *jpu) +{ + jpu_write(jpu, JCCMD_SRST, JCCMD); + return jpu_wait_reset(jpu); +} + +/* + * ============================================================================ + * video ioctl operations + * ============================================================================ + */ +static void put_qtbl(u8 *p, const u8 *qtbl) +{ + unsigned int i; + + for (i = 0; i < ARRAY_SIZE(zigzag); i++) + p[i] = *(qtbl + zigzag[i]); +} + +static void put_htbl(u8 *p, const u8 *htbl, unsigned int len) +{ + unsigned int i, j; + + for (i = 0; i < len; i += 4) + for (j = 0; j < 4 && (i + j) < len; ++j) + p[i + j] = htbl[i + 3 - j]; +} + +static void jpu_generate_hdr(unsigned short quality, unsigned char *p) +{ + put_qtbl(p + JPU_JPEG_QTBL_LUM_OFFSET, (const u8 *)qtbl_lum[quality]); + put_qtbl(p + JPU_JPEG_QTBL_CHR_OFFSET, (const u8 *)qtbl_chr[quality]); + + put_htbl(p + JPU_JPEG_HDCTBL_LUM_OFFSET, (const u8 *)hdctbl_lum, + JPU_JPEG_HDCTBL_SIZE); + put_htbl(p + JPU_JPEG_HACTBL_LUM_OFFSET, (const u8 *)hactbl_lum, + JPU_JPEG_HACTBL_SIZE); + + put_htbl(p + JPU_JPEG_HDCTBL_CHR_OFFSET, (const u8 *)hdctbl_chr, + JPU_JPEG_HDCTBL_SIZE); + put_htbl(p + JPU_JPEG_HACTBL_CHR_OFFSET, (const u8 *)hactbl_chr, + JPU_JPEG_HACTBL_SIZE); +} + +static int get_byte(struct jpeg_buffer *buf) +{ + if (buf->curr >= buf->end) + return -1; + + return *(u8 *)buf->curr++; +} + +static int get_word_be(struct jpeg_buffer *buf, unsigned int *word) +{ + if (buf->end - buf->curr < 2) + return -1; + + *word = get_unaligned_be16(buf->curr); + buf->curr += 2; + + return 0; +} + +static void skip(struct jpeg_buffer *buf, unsigned long len) +{ + buf->curr += min((unsigned long)(buf->end - buf->curr), len); +} + +static u8 jpu_parse_hdr(void *buffer, unsigned long size, unsigned int *width, + unsigned int *height) +{ + struct jpeg_buffer jpeg_buffer; + unsigned int word; + bool soi = false; + + jpeg_buffer.end = buffer + size; + jpeg_buffer.curr = buffer; + + /* + * basic size check and EOI - we don't want to let JPU cross + * buffer bounds in any case. Hope it's stopping by EOI. + */ + if (size < JPU_JPEG_MIN_SIZE || *(u8 *)(buffer + size - 1) != EOI) + return 0; + + for (;;) { + int c; + + /* skip preceding filler bytes */ + do + c = get_byte(&jpeg_buffer); + while (c == 0xff || c == 0); + + if (!soi && c == SOI) { + soi = true; + continue; + } else if (soi != (c != SOI)) + return 0; + + switch (c) { + case SOF0: /* SOF0: baseline JPEG */ + skip(&jpeg_buffer, 3); /* segment length and bpp */ + if (get_word_be(&jpeg_buffer, height) || + get_word_be(&jpeg_buffer, width) || + get_byte(&jpeg_buffer) != 3) /* YCbCr only */ + return 0; + + skip(&jpeg_buffer, 1); + return get_byte(&jpeg_buffer); + case DHT: + case DQT: + case COM: + case DRI: + case APP0 ... APP0 + 0x0f: + if (get_word_be(&jpeg_buffer, &word)) + return 0; + skip(&jpeg_buffer, (long)word - 2); + case 0: + break; + default: + return 0; + } + } + + return 0; +} + +static int jpu_querycap(struct file *file, void *priv, + struct v4l2_capability *cap) +{ + struct jpu_ctx *ctx = fh_to_ctx(priv); + + if (ctx->encoder) + strlcpy(cap->card, DRV_NAME " encoder", sizeof(cap->card)); + else + strlcpy(cap->card, DRV_NAME " decoder", sizeof(cap->card)); + + strlcpy(cap->driver, DRV_NAME, sizeof(cap->driver)); + snprintf(cap->bus_info, sizeof(cap->bus_info), "platform:%s", + dev_name(ctx->jpu->dev)); + cap->device_caps |= V4L2_CAP_STREAMING | V4L2_CAP_VIDEO_M2M_MPLANE; + cap->capabilities = V4L2_CAP_DEVICE_CAPS | cap->device_caps; + memset(cap->reserved, 0, sizeof(cap->reserved)); + + return 0; +} + +static struct jpu_fmt *jpu_find_format(bool encoder, u32 pixelformat, + unsigned int fmt_type) +{ + unsigned int i, fmt_flag; + + if (encoder) + fmt_flag = fmt_type == JPU_FMT_TYPE_OUTPUT ? JPU_ENC_OUTPUT : + JPU_ENC_CAPTURE; + else + fmt_flag = fmt_type == JPU_FMT_TYPE_OUTPUT ? JPU_DEC_OUTPUT : + JPU_DEC_CAPTURE; + + for (i = 0; i < ARRAY_SIZE(jpu_formats); i++) { + struct jpu_fmt *fmt = &jpu_formats[i]; + + if (fmt->fourcc == pixelformat && fmt->types & fmt_flag) + return fmt; + } + + return NULL; +} + +static int jpu_enum_fmt(struct v4l2_fmtdesc *f, u32 type) +{ + unsigned int i, num = 0; + + for (i = 0; i < ARRAY_SIZE(jpu_formats); ++i) { + if (jpu_formats[i].types & type) { + if (num == f->index) + break; + ++num; + } + } + + if (i >= ARRAY_SIZE(jpu_formats)) + return -EINVAL; + + f->pixelformat = jpu_formats[i].fourcc; + + return 0; +} + +static int jpu_enum_fmt_cap(struct file *file, void *priv, + struct v4l2_fmtdesc *f) +{ + struct jpu_ctx *ctx = fh_to_ctx(priv); + + return jpu_enum_fmt(f, ctx->encoder ? JPU_ENC_CAPTURE : + JPU_DEC_CAPTURE); +} + +static int jpu_enum_fmt_out(struct file *file, void *priv, + struct v4l2_fmtdesc *f) +{ + struct jpu_ctx *ctx = fh_to_ctx(priv); + + return jpu_enum_fmt(f, ctx->encoder ? JPU_ENC_OUTPUT : JPU_DEC_OUTPUT); +} + +static struct jpu_q_data *jpu_get_q_data(struct jpu_ctx *ctx, + enum v4l2_buf_type type) +{ + if (V4L2_TYPE_IS_OUTPUT(type)) + return &ctx->out_q; + else + return &ctx->cap_q; +} + +static void jpu_bound_align_image(u32 *w, unsigned int w_min, + unsigned int w_max, unsigned int w_align, + u32 *h, unsigned int h_min, + unsigned int h_max, unsigned int h_align) +{ + unsigned int width, height, w_step, h_step; + + width = *w; + height = *h; + + w_step = 1U << w_align; + h_step = 1U << h_align; + v4l_bound_align_image(w, w_min, w_max, w_align, h, h_min, h_max, + h_align, 3); + + if (*w < width && *w + w_step < w_max) + *w += w_step; + if (*h < height && *h + h_step < h_max) + *h += h_step; +} + +static int __jpu_try_fmt(struct jpu_ctx *ctx, struct jpu_fmt **fmtinfo, + struct v4l2_pix_format_mplane *pix, + enum v4l2_buf_type type) +{ + struct jpu_fmt *fmt; + unsigned int f_type, w, h; + + f_type = V4L2_TYPE_IS_OUTPUT(type) ? JPU_FMT_TYPE_OUTPUT : + JPU_FMT_TYPE_CAPTURE; + + fmt = jpu_find_format(ctx->encoder, pix->pixelformat, f_type); + if (!fmt) { + unsigned int pixelformat; + + dev_dbg(ctx->jpu->dev, "unknown format; set default format\n"); + if (ctx->encoder) + pixelformat = f_type == JPU_FMT_TYPE_OUTPUT ? + V4L2_PIX_FMT_NV16M : V4L2_PIX_FMT_JPEG; + else + pixelformat = f_type == JPU_FMT_TYPE_CAPTURE ? + V4L2_PIX_FMT_NV16M : V4L2_PIX_FMT_JPEG; + fmt = jpu_find_format(ctx->encoder, pixelformat, f_type); + } + + pix->pixelformat = fmt->fourcc; + pix->colorspace = fmt->colorspace; + pix->field = V4L2_FIELD_NONE; + pix->num_planes = fmt->num_planes; + memset(pix->reserved, 0, sizeof(pix->reserved)); + + jpu_bound_align_image(&pix->width, JPU_WIDTH_MIN, JPU_WIDTH_MAX, + fmt->h_align, &pix->height, JPU_HEIGHT_MIN, + JPU_HEIGHT_MAX, fmt->v_align); + + w = pix->width; + h = pix->height; + + if (fmt->fourcc == V4L2_PIX_FMT_JPEG) { + /* ignore userspaces's sizeimage for encoding */ + if (pix->plane_fmt[0].sizeimage <= 0 || ctx->encoder) + pix->plane_fmt[0].sizeimage = JPU_JPEG_HDR_SIZE + + (JPU_JPEG_MAX_BYTES_PER_PIXEL * w * h); + pix->plane_fmt[0].bytesperline = 0; + memset(pix->plane_fmt[0].reserved, 0, + sizeof(pix->plane_fmt[0].reserved)); + } else { + unsigned int i, bpl = 0; + + for (i = 0; i < pix->num_planes; ++i) + bpl = max(bpl, pix->plane_fmt[i].bytesperline); + + bpl = clamp_t(unsigned int, bpl, w, JPU_WIDTH_MAX); + bpl = round_up(bpl, JPU_MEMALIGN); + + for (i = 0; i < pix->num_planes; ++i) { + pix->plane_fmt[i].bytesperline = bpl; + pix->plane_fmt[i].sizeimage = bpl * h * fmt->bpp[i] / 8; + memset(pix->plane_fmt[i].reserved, 0, + sizeof(pix->plane_fmt[i].reserved)); + } + } + + if (fmtinfo) + *fmtinfo = fmt; + + return 0; +} + +static int jpu_try_fmt(struct file *file, void *priv, struct v4l2_format *f) +{ + struct jpu_ctx *ctx = fh_to_ctx(priv); + + if (!v4l2_m2m_get_vq(ctx->fh.m2m_ctx, f->type)) + return -EINVAL; + + return __jpu_try_fmt(ctx, NULL, &f->fmt.pix_mp, f->type); +} + +static int jpu_s_fmt(struct file *file, void *priv, struct v4l2_format *f) +{ + struct vb2_queue *vq; + struct jpu_ctx *ctx = fh_to_ctx(priv); + struct v4l2_m2m_ctx *m2m_ctx = ctx->fh.m2m_ctx; + struct jpu_fmt *fmtinfo; + struct jpu_q_data *q_data; + int ret; + + vq = v4l2_m2m_get_vq(m2m_ctx, f->type); + if (!vq) + return -EINVAL; + + if (vb2_is_busy(vq)) { + v4l2_err(&ctx->jpu->v4l2_dev, "%s queue busy\n", __func__); + return -EBUSY; + } + + ret = __jpu_try_fmt(ctx, &fmtinfo, &f->fmt.pix_mp, f->type); + if (ret < 0) + return ret; + + q_data = jpu_get_q_data(ctx, f->type); + + q_data->format = f->fmt.pix_mp; + q_data->fmtinfo = fmtinfo; + + return 0; +} + +static int jpu_g_fmt(struct file *file, void *priv, struct v4l2_format *f) +{ + struct jpu_q_data *q_data; + struct jpu_ctx *ctx = fh_to_ctx(priv); + + if (!v4l2_m2m_get_vq(ctx->fh.m2m_ctx, f->type)) + return -EINVAL; + + q_data = jpu_get_q_data(ctx, f->type); + f->fmt.pix_mp = q_data->format; + + return 0; +} + +/* + * V4L2 controls + */ +static int jpu_s_ctrl(struct v4l2_ctrl *ctrl) +{ + struct jpu_ctx *ctx = ctrl_to_ctx(ctrl); + unsigned long flags; + + spin_lock_irqsave(&ctx->jpu->lock, flags); + if (ctrl->id == V4L2_CID_JPEG_COMPRESSION_QUALITY) + ctx->compr_quality = ctrl->val; + spin_unlock_irqrestore(&ctx->jpu->lock, flags); + + return 0; +} + +static const struct v4l2_ctrl_ops jpu_ctrl_ops = { + .s_ctrl = jpu_s_ctrl, +}; + +static int jpu_streamon(struct file *file, void *priv, enum v4l2_buf_type type) +{ + struct jpu_ctx *ctx = fh_to_ctx(priv); + struct jpu_q_data *src_q_data, *dst_q_data, *orig, adj, *ref; + enum v4l2_buf_type adj_type; + + src_q_data = jpu_get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE); + dst_q_data = jpu_get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE); + + if (ctx->encoder) { + adj = *src_q_data; + orig = src_q_data; + ref = dst_q_data; + adj_type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE; + } else { + adj = *dst_q_data; + orig = dst_q_data; + ref = src_q_data; + adj_type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; + } + + adj.format.width = ref->format.width; + adj.format.height = ref->format.height; + + __jpu_try_fmt(ctx, NULL, &adj.format, adj_type); + + if (adj.format.width != orig->format.width || + adj.format.height != orig->format.height) { + dev_err(ctx->jpu->dev, "src and dst formats do not match.\n"); + /* maybe we can return -EPIPE here? */ + return -EINVAL; + } + + return v4l2_m2m_streamon(file, ctx->fh.m2m_ctx, type); +} + +static const struct v4l2_ioctl_ops jpu_ioctl_ops = { + .vidioc_querycap = jpu_querycap, + + .vidioc_enum_fmt_vid_cap_mplane = jpu_enum_fmt_cap, + .vidioc_enum_fmt_vid_out_mplane = jpu_enum_fmt_out, + .vidioc_g_fmt_vid_cap_mplane = jpu_g_fmt, + .vidioc_g_fmt_vid_out_mplane = jpu_g_fmt, + .vidioc_try_fmt_vid_cap_mplane = jpu_try_fmt, + .vidioc_try_fmt_vid_out_mplane = jpu_try_fmt, + .vidioc_s_fmt_vid_cap_mplane = jpu_s_fmt, + .vidioc_s_fmt_vid_out_mplane = jpu_s_fmt, + + .vidioc_reqbufs = v4l2_m2m_ioctl_reqbufs, + .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs, + .vidioc_querybuf = v4l2_m2m_ioctl_querybuf, + .vidioc_qbuf = v4l2_m2m_ioctl_qbuf, + .vidioc_dqbuf = v4l2_m2m_ioctl_dqbuf, + .vidioc_expbuf = v4l2_m2m_ioctl_expbuf, + + .vidioc_streamon = jpu_streamon, + .vidioc_streamoff = v4l2_m2m_ioctl_streamoff, + + .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, + .vidioc_unsubscribe_event = v4l2_event_unsubscribe +}; + +static int jpu_controls_create(struct jpu_ctx *ctx) +{ + struct v4l2_ctrl *ctrl; + int ret; + + v4l2_ctrl_handler_init(&ctx->ctrl_handler, 1); + + ctrl = v4l2_ctrl_new_std(&ctx->ctrl_handler, &jpu_ctrl_ops, + V4L2_CID_JPEG_COMPRESSION_QUALITY, + 0, JPU_MAX_QUALITY - 1, 1, 0); + + if (ctx->ctrl_handler.error) { + ret = ctx->ctrl_handler.error; + goto error_free; + } + + if (!ctx->encoder) + ctrl->flags |= V4L2_CTRL_FLAG_VOLATILE | + V4L2_CTRL_FLAG_READ_ONLY; + + ret = v4l2_ctrl_handler_setup(&ctx->ctrl_handler); + if (ret < 0) + goto error_free; + + return 0; + +error_free: + v4l2_ctrl_handler_free(&ctx->ctrl_handler); + return ret; +} + +/* + * ============================================================================ + * Queue operations + * ============================================================================ + */ +static int jpu_queue_setup(struct vb2_queue *vq, + const struct v4l2_format *fmt, + unsigned int *nbuffers, unsigned int *nplanes, + unsigned int sizes[], void *alloc_ctxs[]) +{ + struct jpu_ctx *ctx = vb2_get_drv_priv(vq); + struct jpu_q_data *q_data; + unsigned int i; + + q_data = jpu_get_q_data(ctx, vq->type); + + *nplanes = q_data->format.num_planes; + + for (i = 0; i < *nplanes; i++) { + unsigned int q_size = q_data->format.plane_fmt[i].sizeimage; + unsigned int f_size = fmt ? + fmt->fmt.pix_mp.plane_fmt[i].sizeimage : 0; + + if (fmt && f_size < q_size) + return -EINVAL; + + sizes[i] = fmt ? f_size : q_size; + alloc_ctxs[i] = ctx->jpu->alloc_ctx; + } + + return 0; +} + +static int jpu_buf_prepare(struct vb2_buffer *vb) +{ + struct jpu_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue); + struct jpu_q_data *q_data; + unsigned int i; + + q_data = jpu_get_q_data(ctx, vb->vb2_queue->type); + + if (V4L2_TYPE_IS_OUTPUT(vb->vb2_queue->type)) { + if (vb->v4l2_buf.field == V4L2_FIELD_ANY) + vb->v4l2_buf.field = V4L2_FIELD_NONE; + if (vb->v4l2_buf.field != V4L2_FIELD_NONE) { + dev_err(ctx->jpu->dev, "%s field isn't supported\n", + __func__); + return -EINVAL; + } + } + + for (i = 0; i < q_data->format.num_planes; i++) { + unsigned long size = q_data->format.plane_fmt[i].sizeimage; + + if (vb2_plane_size(vb, i) < size) { + dev_err(ctx->jpu->dev, + "%s: data will not fit into plane (%lu < %lu)\n", + __func__, vb2_plane_size(vb, i), size); + return -EINVAL; + } + + /* decoder capture queue */ + if (!ctx->encoder && !V4L2_TYPE_IS_OUTPUT(vb->vb2_queue->type)) + vb2_set_plane_payload(vb, i, size); + } + + return 0; +} + +static void jpu_buf_queue(struct vb2_buffer *vb) +{ + struct jpu_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue); + + if (!ctx->encoder && V4L2_TYPE_IS_OUTPUT(vb->vb2_queue->type)) { + struct jpu_buffer *jpu_buf = vb2_to_jpu_buffer(vb); + struct jpu_q_data *q_data, adjust; + void *buffer = vb2_plane_vaddr(vb, 0); + unsigned long buf_size = vb2_get_plane_payload(vb, 0); + unsigned int width, height; + + u8 subsampling = jpu_parse_hdr(buffer, buf_size, &width, + &height); + + /* check if JPEG data basic parsing was successful */ + if (subsampling != JPU_JPEG_422 && subsampling != JPU_JPEG_420) + goto format_error; + + q_data = &ctx->out_q; + + adjust = *q_data; + adjust.format.width = width; + adjust.format.height = height; + + __jpu_try_fmt(ctx, &adjust.fmtinfo, &adjust.format, + V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE); + + if (adjust.format.width != q_data->format.width || + adjust.format.height != q_data->format.height) + goto format_error; + + /* + * keep subsampling in buffer to check it + * for compatibility in device_run + */ + jpu_buf->subsampling = subsampling; + } + + if (ctx->fh.m2m_ctx) + v4l2_m2m_buf_queue(ctx->fh.m2m_ctx, vb); + + return; + +format_error: + dev_err(ctx->jpu->dev, "incompatible or corrupted JPEG data\n"); + vb2_buffer_done(vb, VB2_BUF_STATE_ERROR); +} + +static void jpu_buf_finish(struct vb2_buffer *vb) +{ + struct jpu_buffer *jpu_buf = vb2_to_jpu_buffer(vb); + struct jpu_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue); + struct jpu_q_data *q_data = &ctx->out_q; + enum v4l2_buf_type type = vb->vb2_queue->type; + u8 *buffer; + + if (vb->state == VB2_BUF_STATE_DONE) + vb->v4l2_buf.sequence = jpu_get_q_data(ctx, type)->sequence++; + + if (!ctx->encoder || vb->state != VB2_BUF_STATE_DONE || + V4L2_TYPE_IS_OUTPUT(type)) + return; + + buffer = vb2_plane_vaddr(vb, 0); + + memcpy(buffer, jpeg_hdrs[jpu_buf->compr_quality], JPU_JPEG_HDR_SIZE); + *(u16 *)(buffer + JPU_JPEG_HEIGHT_OFFSET) = + cpu_to_be16(q_data->format.height); + *(u16 *)(buffer + JPU_JPEG_WIDTH_OFFSET) = + cpu_to_be16(q_data->format.width); + *(buffer + JPU_JPEG_SUBS_OFFSET) = q_data->fmtinfo->subsampling; +} + +static int jpu_start_streaming(struct vb2_queue *vq, unsigned count) +{ + struct jpu_ctx *ctx = vb2_get_drv_priv(vq); + struct jpu_q_data *q_data = jpu_get_q_data(ctx, vq->type); + + q_data->sequence = 0; + return 0; +} + +static void jpu_stop_streaming(struct vb2_queue *vq) +{ + struct jpu_ctx *ctx = vb2_get_drv_priv(vq); + struct vb2_buffer *vb; + unsigned long flags; + + for (;;) { + if (V4L2_TYPE_IS_OUTPUT(vq->type)) + vb = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx); + else + vb = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx); + if (vb == NULL) + return; + spin_lock_irqsave(&ctx->jpu->lock, flags); + v4l2_m2m_buf_done(vb, VB2_BUF_STATE_ERROR); + spin_unlock_irqrestore(&ctx->jpu->lock, flags); + } +} + +static struct vb2_ops jpu_qops = { + .queue_setup = jpu_queue_setup, + .buf_prepare = jpu_buf_prepare, + .buf_queue = jpu_buf_queue, + .buf_finish = jpu_buf_finish, + .start_streaming = jpu_start_streaming, + .stop_streaming = jpu_stop_streaming, + .wait_prepare = vb2_ops_wait_prepare, + .wait_finish = vb2_ops_wait_finish, +}; + +static int jpu_queue_init(void *priv, struct vb2_queue *src_vq, + struct vb2_queue *dst_vq) +{ + struct jpu_ctx *ctx = priv; + int ret; + + memset(src_vq, 0, sizeof(*src_vq)); + src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE; + src_vq->io_modes = VB2_MMAP | VB2_DMABUF; + src_vq->drv_priv = ctx; + src_vq->buf_struct_size = sizeof(struct jpu_buffer); + src_vq->ops = &jpu_qops; + src_vq->mem_ops = &vb2_dma_contig_memops; + src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; + src_vq->lock = &ctx->jpu->mutex; + + ret = vb2_queue_init(src_vq); + if (ret) + return ret; + + memset(dst_vq, 0, sizeof(*dst_vq)); + dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; + dst_vq->io_modes = VB2_MMAP | VB2_DMABUF; + dst_vq->drv_priv = ctx; + dst_vq->buf_struct_size = sizeof(struct jpu_buffer); + dst_vq->ops = &jpu_qops; + dst_vq->mem_ops = &vb2_dma_contig_memops; + dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; + dst_vq->lock = &ctx->jpu->mutex; + + return vb2_queue_init(dst_vq); +} + +/* + * ============================================================================ + * Device file operations + * ============================================================================ + */ +static int jpu_open(struct file *file) +{ + struct jpu *jpu = video_drvdata(file); + struct video_device *vfd = video_devdata(file); + struct jpu_ctx *ctx; + int ret; + + ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); + if (!ctx) + return -ENOMEM; + + v4l2_fh_init(&ctx->fh, vfd); + ctx->fh.ctrl_handler = &ctx->ctrl_handler; + file->private_data = &ctx->fh; + v4l2_fh_add(&ctx->fh); + + ctx->jpu = jpu; + ctx->encoder = vfd == &jpu->vfd_encoder; + + __jpu_try_fmt(ctx, &ctx->out_q.fmtinfo, &ctx->out_q.format, + V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE); + __jpu_try_fmt(ctx, &ctx->cap_q.fmtinfo, &ctx->cap_q.format, + V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE); + + ctx->fh.m2m_ctx = v4l2_m2m_ctx_init(jpu->m2m_dev, ctx, jpu_queue_init); + if (IS_ERR(ctx->fh.m2m_ctx)) { + ret = PTR_ERR(ctx->fh.m2m_ctx); + goto v4l_prepare_rollback; + } + + ret = jpu_controls_create(ctx); + if (ret < 0) + goto v4l_prepare_rollback; + + if (mutex_lock_interruptible(&jpu->mutex)) { + ret = -ERESTARTSYS; + goto v4l_prepare_rollback; + } + + if (jpu->ref_count == 0) { + ret = clk_prepare_enable(jpu->clk); + if (ret < 0) + goto device_prepare_rollback; + /* ...issue software reset */ + ret = jpu_reset(jpu); + if (ret) + goto device_prepare_rollback; + } + + jpu->ref_count++; + + mutex_unlock(&jpu->mutex); + return 0; + +device_prepare_rollback: + mutex_unlock(&jpu->mutex); +v4l_prepare_rollback: + v4l2_fh_del(&ctx->fh); + v4l2_fh_exit(&ctx->fh); + kfree(ctx); + return ret; +} + +static int jpu_release(struct file *file) +{ + struct jpu *jpu = video_drvdata(file); + struct jpu_ctx *ctx = fh_to_ctx(file->private_data); + + mutex_lock(&jpu->mutex); + if (--jpu->ref_count == 0) + clk_disable_unprepare(jpu->clk); + mutex_unlock(&jpu->mutex); + + v4l2_m2m_ctx_release(ctx->fh.m2m_ctx); + v4l2_ctrl_handler_free(&ctx->ctrl_handler); + v4l2_fh_del(&ctx->fh); + v4l2_fh_exit(&ctx->fh); + kfree(ctx); + + return 0; +} + +static const struct v4l2_file_operations jpu_fops = { + .owner = THIS_MODULE, + .open = jpu_open, + .release = jpu_release, + .unlocked_ioctl = video_ioctl2, + .poll = v4l2_m2m_fop_poll, + .mmap = v4l2_m2m_fop_mmap, +}; + +/* + * ============================================================================ + * mem2mem callbacks + * ============================================================================ + */ +static void jpu_cleanup(struct jpu_ctx *ctx, bool reset) +{ + /* remove current buffers and finish job */ + struct vb2_buffer *src_buf, *dst_buf; + unsigned long flags; + + spin_lock_irqsave(&ctx->jpu->lock, flags); + + src_buf = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx); + dst_buf = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx); + + v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_ERROR); + v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_ERROR); + + /* ...and give it a chance on next run */ + if (reset) + jpu_write(ctx->jpu, JCCMD_SRST, JCCMD); + + spin_unlock_irqrestore(&ctx->jpu->lock, flags); + + v4l2_m2m_job_finish(ctx->jpu->m2m_dev, ctx->fh.m2m_ctx); +} + +static void jpu_device_run(void *priv) +{ + struct jpu_ctx *ctx = priv; + struct jpu *jpu = ctx->jpu; + struct jpu_buffer *jpu_buf; + struct jpu_q_data *q_data; + struct vb2_buffer *src_buf, *dst_buf; + unsigned int w, h, bpl; + unsigned char num_planes, subsampling; + unsigned long flags; + + /* ...wait until module reset completes; we have mutex locked here */ + if (jpu_wait_reset(jpu)) { + jpu_cleanup(ctx, true); + return; + } + + spin_lock_irqsave(&ctx->jpu->lock, flags); + + jpu->curr = ctx; + + src_buf = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx); + dst_buf = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx); + + if (ctx->encoder) { + jpu_buf = vb2_to_jpu_buffer(dst_buf); + q_data = &ctx->out_q; + } else { + jpu_buf = vb2_to_jpu_buffer(src_buf); + q_data = &ctx->cap_q; + } + + w = q_data->format.width; + h = q_data->format.height; + bpl = q_data->format.plane_fmt[0].bytesperline; + num_planes = q_data->fmtinfo->num_planes; + subsampling = q_data->fmtinfo->subsampling; + + if (ctx->encoder) { + unsigned long src_1_addr, src_2_addr, dst_addr; + unsigned int redu, inft; + + dst_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 0); + src_1_addr = vb2_dma_contig_plane_dma_addr(src_buf, 0); + if (num_planes > 1) + src_2_addr = vb2_dma_contig_plane_dma_addr(src_buf, 1); + else + src_2_addr = src_1_addr + w * h; + + jpu_buf->compr_quality = ctx->compr_quality; + + if (subsampling == JPU_JPEG_420) { + redu = JCMOD_REDU_420; + inft = JIFECNT_INFT_420; + } else { + redu = JCMOD_REDU_422; + inft = JIFECNT_INFT_422; + } + + /* only no marker mode works for encoding */ + jpu_write(jpu, JCMOD_DSP_ENC | JCMOD_PCTR | redu | + JCMOD_MSKIP_ENABLE, JCMOD); + + jpu_write(jpu, JIFECNT_SWAP_WB | inft, JIFECNT); + jpu_write(jpu, JIFDCNT_SWAP_WB, JIFDCNT); + jpu_write(jpu, JINTE_TRANSF_COMPL, JINTE); + + /* Y and C components source addresses */ + jpu_write(jpu, src_1_addr, JIFESYA1); + jpu_write(jpu, src_2_addr, JIFESCA1); + + /* memory width */ + jpu_write(jpu, bpl, JIFESMW); + + jpu_write(jpu, (w >> 8) & JCSZ_MASK, JCHSZU); + jpu_write(jpu, w & JCSZ_MASK, JCHSZD); + + jpu_write(jpu, (h >> 8) & JCSZ_MASK, JCVSZU); + jpu_write(jpu, h & JCSZ_MASK, JCVSZD); + + jpu_write(jpu, w, JIFESHSZ); + jpu_write(jpu, h, JIFESVSZ); + + jpu_write(jpu, dst_addr + JPU_JPEG_HDR_SIZE, JIFEDA1); + + jpu_write(jpu, 0 << JCQTN_SHIFT(1) | 1 << JCQTN_SHIFT(2) | + 1 << JCQTN_SHIFT(3), JCQTN); + + jpu_write(jpu, 0 << JCHTN_AC_SHIFT(1) | 0 << JCHTN_DC_SHIFT(1) | + 1 << JCHTN_AC_SHIFT(2) | 1 << JCHTN_DC_SHIFT(2) | + 1 << JCHTN_AC_SHIFT(3) | 1 << JCHTN_DC_SHIFT(3), + JCHTN); + + jpu_set_qtbl(jpu, ctx->compr_quality); + jpu_set_htbl(jpu); + } else { + unsigned long src_addr, dst_1_addr, dst_2_addr; + + if (jpu_buf->subsampling != subsampling) { + dev_err(ctx->jpu->dev, + "src and dst formats do not match.\n"); + spin_unlock_irqrestore(&ctx->jpu->lock, flags); + jpu_cleanup(ctx, false); + return; + } + + src_addr = vb2_dma_contig_plane_dma_addr(src_buf, 0); + dst_1_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 0); + if (q_data->fmtinfo->num_planes > 1) + dst_2_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 1); + else + dst_2_addr = dst_1_addr + w * h; + + /* ...set up decoder operation */ + jpu_write(jpu, JCMOD_DSP_DEC | JCMOD_PCTR, JCMOD); + jpu_write(jpu, JIFECNT_SWAP_WB, JIFECNT); + jpu_write(jpu, JIFDCNT_SWAP_WB, JIFDCNT); + + /* ...enable interrupts on transfer completion and d-g error */ + jpu_write(jpu, JINTE_TRANSF_COMPL | JINTE_ERR, JINTE); + + /* ...set source/destination addresses of encoded data */ + jpu_write(jpu, src_addr, JIFDSA1); + jpu_write(jpu, dst_1_addr, JIFDDYA1); + jpu_write(jpu, dst_2_addr, JIFDDCA1); + + jpu_write(jpu, bpl, JIFDDMW); + } + + /* ...start encoder/decoder operation */ + jpu_write(jpu, JCCMD_JSRT, JCCMD); + + spin_unlock_irqrestore(&ctx->jpu->lock, flags); +} + +static int jpu_job_ready(void *priv) +{ + return 1; +} + +static void jpu_job_abort(void *priv) +{ + struct jpu_ctx *ctx = priv; + + if (!wait_event_timeout(ctx->jpu->irq_queue, !ctx->jpu->curr, + msecs_to_jiffies(JPU_JOB_TIMEOUT))) + jpu_cleanup(ctx, true); +} + +static struct v4l2_m2m_ops jpu_m2m_ops = { + .device_run = jpu_device_run, + .job_ready = jpu_job_ready, + .job_abort = jpu_job_abort, +}; + +/* + * ============================================================================ + * IRQ handler + * ============================================================================ + */ +static irqreturn_t jpu_irq_handler(int irq, void *dev_id) +{ + struct jpu *jpu = dev_id; + struct jpu_ctx *curr_ctx; + struct vb2_buffer *src_buf, *dst_buf; + unsigned int int_status; + + int_status = jpu_read(jpu, JINTS); + + /* ...spurious interrupt */ + if (!((JINTS_TRANSF_COMPL | JINTS_PROCESS_COMPL | JINTS_ERR) & + int_status)) + return IRQ_NONE; + + /* ...clear interrupts */ + jpu_write(jpu, ~(int_status & JINTS_MASK), JINTS); + if (int_status & (JINTS_ERR | JINTS_PROCESS_COMPL)) + jpu_write(jpu, JCCMD_JEND, JCCMD); + + spin_lock(&jpu->lock); + + if ((int_status & JINTS_PROCESS_COMPL) && + !(int_status & JINTS_TRANSF_COMPL)) + goto handled; + + curr_ctx = v4l2_m2m_get_curr_priv(jpu->m2m_dev); + if (!curr_ctx) { + /* ...instance is not running */ + dev_err(jpu->dev, "no active context for m2m\n"); + goto handled; + } + + src_buf = v4l2_m2m_src_buf_remove(curr_ctx->fh.m2m_ctx); + dst_buf = v4l2_m2m_dst_buf_remove(curr_ctx->fh.m2m_ctx); + + if (int_status & JINTS_TRANSF_COMPL) { + if (curr_ctx->encoder) { + unsigned long payload_size = jpu_read(jpu, JCDTCU) << 16 + | jpu_read(jpu, JCDTCM) << 8 + | jpu_read(jpu, JCDTCD); + vb2_set_plane_payload(dst_buf, 0, + payload_size + JPU_JPEG_HDR_SIZE); + } + + dst_buf->v4l2_buf.field = src_buf->v4l2_buf.field; + dst_buf->v4l2_buf.timestamp = src_buf->v4l2_buf.timestamp; + if (src_buf->v4l2_buf.flags & V4L2_BUF_FLAG_TIMECODE) + dst_buf->v4l2_buf.timecode = src_buf->v4l2_buf.timecode; + dst_buf->v4l2_buf.flags &= ~V4L2_BUF_FLAG_TSTAMP_SRC_MASK; + dst_buf->v4l2_buf.flags |= src_buf->v4l2_buf.flags & + V4L2_BUF_FLAG_TSTAMP_SRC_MASK; + dst_buf->v4l2_buf.flags = src_buf->v4l2_buf.flags & + (V4L2_BUF_FLAG_TIMECODE | V4L2_BUF_FLAG_KEYFRAME | + V4L2_BUF_FLAG_PFRAME | V4L2_BUF_FLAG_BFRAME | + V4L2_BUF_FLAG_TSTAMP_SRC_MASK); + + v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_DONE); + v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_DONE); + } else if (int_status & JINTS_ERR) { + unsigned char error = jpu_read(jpu, JCDERR) & JCDERR_MASK; + + dev_dbg(jpu->dev, "processing error: %#X: %s\n", error, + error_to_text[error]); + + v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_ERROR); + v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_ERROR); + } + + jpu->curr = NULL; + + /* ...reset JPU after completion */ + jpu_write(jpu, JCCMD_SRST, JCCMD); + spin_unlock(&jpu->lock); + + v4l2_m2m_job_finish(jpu->m2m_dev, curr_ctx->fh.m2m_ctx); + + /* ...wakeup abort routine if needed */ + wake_up(&jpu->irq_queue); + + return IRQ_HANDLED; + +handled: + spin_unlock(&jpu->lock); + return IRQ_HANDLED; +} + +/* + * ============================================================================ + * Driver basic infrastructure + * ============================================================================ + */ +static const struct of_device_id jpu_dt_ids[] = { + { .compatible = "renesas,jpu-r8a7790" }, /* H2 */ + { .compatible = "renesas,jpu-r8a7791" }, /* M2-W */ + { .compatible = "renesas,jpu-r8a7792" }, /* V2H */ + { .compatible = "renesas,jpu-r8a7793" }, /* M2-N */ + { }, +}; +MODULE_DEVICE_TABLE(of, jpu_dt_ids); + +static int jpu_probe(struct platform_device *pdev) +{ + struct jpu *jpu; + struct resource *res; + int ret; + unsigned int i; + + jpu = devm_kzalloc(&pdev->dev, sizeof(*jpu), GFP_KERNEL); + if (!jpu) + return -ENOMEM; + + init_waitqueue_head(&jpu->irq_queue); + mutex_init(&jpu->mutex); + spin_lock_init(&jpu->lock); + jpu->dev = &pdev->dev; + + /* memory-mapped registers */ + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + jpu->regs = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(jpu->regs)) + return PTR_ERR(jpu->regs); + + /* interrupt service routine registration */ + jpu->irq = ret = platform_get_irq(pdev, 0); + if (ret < 0) { + dev_err(&pdev->dev, "cannot find IRQ\n"); + return ret; + } + + ret = devm_request_irq(&pdev->dev, jpu->irq, jpu_irq_handler, 0, + dev_name(&pdev->dev), jpu); + if (ret) { + dev_err(&pdev->dev, "cannot claim IRQ %d\n", jpu->irq); + return ret; + } + + /* clocks */ + jpu->clk = devm_clk_get(&pdev->dev, NULL); + if (IS_ERR(jpu->clk)) { + dev_err(&pdev->dev, "cannot get clock\n"); + return PTR_ERR(jpu->clk); + } + + /* v4l2 device */ + ret = v4l2_device_register(&pdev->dev, &jpu->v4l2_dev); + if (ret) { + dev_err(&pdev->dev, "Failed to register v4l2 device\n"); + return ret; + } + + /* mem2mem device */ + jpu->m2m_dev = v4l2_m2m_init(&jpu_m2m_ops); + if (IS_ERR(jpu->m2m_dev)) { + v4l2_err(&jpu->v4l2_dev, "Failed to init mem2mem device\n"); + ret = PTR_ERR(jpu->m2m_dev); + goto device_register_rollback; + } + + jpu->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev); + if (IS_ERR(jpu->alloc_ctx)) { + v4l2_err(&jpu->v4l2_dev, "Failed to init memory allocator\n"); + ret = PTR_ERR(jpu->alloc_ctx); + goto m2m_init_rollback; + } + + /* fill in qantization and Huffman tables for encoder */ + for (i = 0; i < JPU_MAX_QUALITY; i++) + jpu_generate_hdr(i, (unsigned char *)jpeg_hdrs[i]); + + strlcpy(jpu->vfd_encoder.name, DRV_NAME, sizeof(jpu->vfd_encoder.name)); + jpu->vfd_encoder.fops = &jpu_fops; + jpu->vfd_encoder.ioctl_ops = &jpu_ioctl_ops; + jpu->vfd_encoder.minor = -1; + jpu->vfd_encoder.release = video_device_release_empty; + jpu->vfd_encoder.lock = &jpu->mutex; + jpu->vfd_encoder.v4l2_dev = &jpu->v4l2_dev; + jpu->vfd_encoder.vfl_dir = VFL_DIR_M2M; + + ret = video_register_device(&jpu->vfd_encoder, VFL_TYPE_GRABBER, -1); + if (ret) { + v4l2_err(&jpu->v4l2_dev, "Failed to register video device\n"); + goto vb2_allocator_rollback; + } + + video_set_drvdata(&jpu->vfd_encoder, jpu); + + strlcpy(jpu->vfd_decoder.name, DRV_NAME, sizeof(jpu->vfd_decoder.name)); + jpu->vfd_decoder.fops = &jpu_fops; + jpu->vfd_decoder.ioctl_ops = &jpu_ioctl_ops; + jpu->vfd_decoder.minor = -1; + jpu->vfd_decoder.release = video_device_release_empty; + jpu->vfd_decoder.lock = &jpu->mutex; + jpu->vfd_decoder.v4l2_dev = &jpu->v4l2_dev; + jpu->vfd_decoder.vfl_dir = VFL_DIR_M2M; + + ret = video_register_device(&jpu->vfd_decoder, VFL_TYPE_GRABBER, -1); + if (ret) { + v4l2_err(&jpu->v4l2_dev, "Failed to register video device\n"); + goto enc_vdev_register_rollback; + } + + video_set_drvdata(&jpu->vfd_decoder, jpu); + platform_set_drvdata(pdev, jpu); + + v4l2_info(&jpu->v4l2_dev, "encoder device registered as /dev/video%d\n", + jpu->vfd_encoder.num); + v4l2_info(&jpu->v4l2_dev, "decoder device registered as /dev/video%d\n", + jpu->vfd_decoder.num); + + return 0; + +enc_vdev_register_rollback: + video_unregister_device(&jpu->vfd_encoder); + +vb2_allocator_rollback: + vb2_dma_contig_cleanup_ctx(jpu->alloc_ctx); + +m2m_init_rollback: + v4l2_m2m_release(jpu->m2m_dev); + +device_register_rollback: + v4l2_device_unregister(&jpu->v4l2_dev); + + return ret; +} + +static int jpu_remove(struct platform_device *pdev) +{ + struct jpu *jpu = platform_get_drvdata(pdev); + + video_unregister_device(&jpu->vfd_decoder); + video_unregister_device(&jpu->vfd_encoder); + vb2_dma_contig_cleanup_ctx(jpu->alloc_ctx); + v4l2_m2m_release(jpu->m2m_dev); + v4l2_device_unregister(&jpu->v4l2_dev); + + return 0; +} + +#ifdef CONFIG_PM_SLEEP +static int jpu_suspend(struct device *dev) +{ + struct jpu *jpu = dev_get_drvdata(dev); + + if (jpu->ref_count == 0) + return 0; + + clk_disable_unprepare(jpu->clk); + + return 0; +} + +static int jpu_resume(struct device *dev) +{ + struct jpu *jpu = dev_get_drvdata(dev); + + if (jpu->ref_count == 0) + return 0; + + clk_prepare_enable(jpu->clk); + + return 0; +} +#endif + +static const struct dev_pm_ops jpu_pm_ops = { + SET_SYSTEM_SLEEP_PM_OPS(jpu_suspend, jpu_resume) +}; + +static struct platform_driver jpu_driver = { + .probe = jpu_probe, + .remove = jpu_remove, + .driver = { + .of_match_table = jpu_dt_ids, + .name = DRV_NAME, + .pm = &jpu_pm_ops, + }, +}; + +module_platform_driver(jpu_driver); + +MODULE_ALIAS("platform:" DRV_NAME); +MODULE_AUTHOR("Mikhail Ulianov <mikhail.ulyanov@cogentembedded.com>"); +MODULE_DESCRIPTION("Renesas R-Car JPEG processing unit driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/media/platform/s5p-jpeg/jpeg-core.c b/drivers/media/platform/s5p-jpeg/jpeg-core.c index bfbf15756..9690f9dcb 100644 --- a/drivers/media/platform/s5p-jpeg/jpeg-core.c +++ b/drivers/media/platform/s5p-jpeg/jpeg-core.c @@ -2544,7 +2544,8 @@ static int s5p_jpeg_probe(struct platform_device *pdev) ret = video_register_device(jpeg->vfd_encoder, VFL_TYPE_GRABBER, -1); if (ret) { v4l2_err(&jpeg->v4l2_dev, "Failed to register video device\n"); - goto enc_vdev_alloc_rollback; + video_device_release(jpeg->vfd_encoder); + goto vb2_allocator_rollback; } video_set_drvdata(jpeg->vfd_encoder, jpeg); @@ -2572,7 +2573,8 @@ static int s5p_jpeg_probe(struct platform_device *pdev) ret = video_register_device(jpeg->vfd_decoder, VFL_TYPE_GRABBER, -1); if (ret) { v4l2_err(&jpeg->v4l2_dev, "Failed to register video device\n"); - goto dec_vdev_alloc_rollback; + video_device_release(jpeg->vfd_decoder); + goto enc_vdev_register_rollback; } video_set_drvdata(jpeg->vfd_decoder, jpeg); @@ -2589,15 +2591,9 @@ static int s5p_jpeg_probe(struct platform_device *pdev) return 0; -dec_vdev_alloc_rollback: - video_device_release(jpeg->vfd_decoder); - enc_vdev_register_rollback: video_unregister_device(jpeg->vfd_encoder); -enc_vdev_alloc_rollback: - video_device_release(jpeg->vfd_encoder); - vb2_allocator_rollback: vb2_dma_contig_cleanup_ctx(jpeg->alloc_ctx); @@ -2622,9 +2618,7 @@ static int s5p_jpeg_remove(struct platform_device *pdev) pm_runtime_disable(jpeg->dev); video_unregister_device(jpeg->vfd_decoder); - video_device_release(jpeg->vfd_decoder); video_unregister_device(jpeg->vfd_encoder); - video_device_release(jpeg->vfd_encoder); vb2_dma_contig_cleanup_ctx(jpeg->alloc_ctx); v4l2_m2m_release(jpeg->m2m_dev); v4l2_device_unregister(&jpeg->v4l2_dev); diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v6.c b/drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v6.c index f17609669..b1b149151 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v6.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v6.c @@ -37,8 +37,12 @@ static int s5p_mfc_sys_init_cmd_v6(struct s5p_mfc_dev *dev) { struct s5p_mfc_cmd_args h2r_args; struct s5p_mfc_buf_size_v6 *buf_size = dev->variant->buf_size->priv; + int ret; + + ret = s5p_mfc_hw_call(dev->mfc_ops, alloc_dev_context_buffer, dev); + if (ret) + return ret; - s5p_mfc_hw_call(dev->mfc_ops, alloc_dev_context_buffer, dev); mfc_write(dev, dev->ctx_buf.dma, S5P_FIMV_CONTEXT_MEM_ADDR_V6); mfc_write(dev, buf_size->dev_ctx, S5P_FIMV_CONTEXT_MEM_SIZE_V6); return s5p_mfc_cmd_host2risc_v6(dev, S5P_FIMV_H2R_CMD_SYS_INIT_V6, diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c b/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c index e65993f4b..2e57e9f45 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c @@ -1819,11 +1819,12 @@ static int s5p_mfc_queue_setup(struct vb2_queue *vq, struct s5p_mfc_ctx *ctx = fh_to_ctx(vq->drv_priv); struct s5p_mfc_dev *dev = ctx->dev; - if (ctx->state != MFCINST_GOT_INST) { - mfc_err("inavlid state: %d\n", ctx->state); - return -EINVAL; - } if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { + if (ctx->state != MFCINST_GOT_INST) { + mfc_err("inavlid state: %d\n", ctx->state); + return -EINVAL; + } + if (ctx->dst_fmt) *plane_count = ctx->dst_fmt->num_planes; else diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_opr.c b/drivers/media/platform/s5p-mfc/s5p_mfc_opr.c index 00a1d8b2a..1e7250260 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_opr.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_opr.c @@ -37,10 +37,9 @@ void s5p_mfc_init_regs(struct s5p_mfc_dev *dev) dev->mfc_regs = s5p_mfc_init_regs_v6_plus(dev); } -int s5p_mfc_alloc_priv_buf(struct device *dev, +int s5p_mfc_alloc_priv_buf(struct device *dev, dma_addr_t base, struct s5p_mfc_priv_buf *b) { - mfc_debug(3, "Allocating priv: %zu\n", b->size); b->virt = dma_alloc_coherent(dev, b->size, &b->dma, GFP_KERNEL); @@ -50,6 +49,14 @@ int s5p_mfc_alloc_priv_buf(struct device *dev, return -ENOMEM; } + if (b->dma < base) { + mfc_err("Invaling memory configuration!\n"); + mfc_err("Allocated buffer (%pad) is lower than memory base address (%pad)\n", + &b->dma, &base); + dma_free_coherent(dev, b->size, b->virt, b->dma); + return -ENOMEM; + } + mfc_debug(3, "Allocated addr %p %pad\n", b->virt, &b->dma); return 0; } diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_opr.h b/drivers/media/platform/s5p-mfc/s5p_mfc_opr.h index 22dfb3eff..77a08b19b 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_opr.h +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_opr.h @@ -334,7 +334,7 @@ struct s5p_mfc_hw_ops { void s5p_mfc_init_hw_ops(struct s5p_mfc_dev *dev); void s5p_mfc_init_regs(struct s5p_mfc_dev *dev); -int s5p_mfc_alloc_priv_buf(struct device *dev, +int s5p_mfc_alloc_priv_buf(struct device *dev, dma_addr_t base, struct s5p_mfc_priv_buf *b); void s5p_mfc_release_priv_buf(struct device *dev, struct s5p_mfc_priv_buf *b); diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c index 9a923b1a9..6402f76cc 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c @@ -41,7 +41,7 @@ static int s5p_mfc_alloc_dec_temp_buffers_v5(struct s5p_mfc_ctx *ctx) int ret; ctx->dsc.size = buf_size->dsc; - ret = s5p_mfc_alloc_priv_buf(dev->mem_dev_l, &ctx->dsc); + ret = s5p_mfc_alloc_priv_buf(dev->mem_dev_l, dev->bank1, &ctx->dsc); if (ret) { mfc_err("Failed to allocate temporary buffer\n"); return ret; @@ -172,7 +172,8 @@ static int s5p_mfc_alloc_codec_buffers_v5(struct s5p_mfc_ctx *ctx) /* Allocate only if memory from bank 1 is necessary */ if (ctx->bank1.size > 0) { - ret = s5p_mfc_alloc_priv_buf(dev->mem_dev_l, &ctx->bank1); + ret = s5p_mfc_alloc_priv_buf(dev->mem_dev_l, dev->bank1, + &ctx->bank1); if (ret) { mfc_err("Failed to allocate Bank1 temporary buffer\n"); return ret; @@ -181,7 +182,8 @@ static int s5p_mfc_alloc_codec_buffers_v5(struct s5p_mfc_ctx *ctx) } /* Allocate only if memory from bank 2 is necessary */ if (ctx->bank2.size > 0) { - ret = s5p_mfc_alloc_priv_buf(dev->mem_dev_r, &ctx->bank2); + ret = s5p_mfc_alloc_priv_buf(dev->mem_dev_r, dev->bank2, + &ctx->bank2); if (ret) { mfc_err("Failed to allocate Bank2 temporary buffer\n"); s5p_mfc_release_priv_buf(ctx->dev->mem_dev_l, &ctx->bank1); @@ -212,7 +214,7 @@ static int s5p_mfc_alloc_instance_buffer_v5(struct s5p_mfc_ctx *ctx) else ctx->ctx.size = buf_size->non_h264_ctx; - ret = s5p_mfc_alloc_priv_buf(dev->mem_dev_l, &ctx->ctx); + ret = s5p_mfc_alloc_priv_buf(dev->mem_dev_l, dev->bank1, &ctx->ctx); if (ret) { mfc_err("Failed to allocate instance buffer\n"); return ret; @@ -225,7 +227,7 @@ static int s5p_mfc_alloc_instance_buffer_v5(struct s5p_mfc_ctx *ctx) /* Initialize shared memory */ ctx->shm.size = buf_size->shm; - ret = s5p_mfc_alloc_priv_buf(dev->mem_dev_l, &ctx->shm); + ret = s5p_mfc_alloc_priv_buf(dev->mem_dev_l, dev->bank1, &ctx->shm); if (ret) { mfc_err("Failed to allocate shared memory buffer\n"); s5p_mfc_release_priv_buf(dev->mem_dev_l, &ctx->ctx); diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c index 12497f5ed..e5cb30e1f 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c @@ -239,7 +239,8 @@ static int s5p_mfc_alloc_codec_buffers_v6(struct s5p_mfc_ctx *ctx) /* Allocate only if memory from bank 1 is necessary */ if (ctx->bank1.size > 0) { - ret = s5p_mfc_alloc_priv_buf(dev->mem_dev_l, &ctx->bank1); + ret = s5p_mfc_alloc_priv_buf(dev->mem_dev_l, dev->bank1, + &ctx->bank1); if (ret) { mfc_err("Failed to allocate Bank1 memory\n"); return ret; @@ -291,7 +292,7 @@ static int s5p_mfc_alloc_instance_buffer_v6(struct s5p_mfc_ctx *ctx) break; } - ret = s5p_mfc_alloc_priv_buf(dev->mem_dev_l, &ctx->ctx); + ret = s5p_mfc_alloc_priv_buf(dev->mem_dev_l, dev->bank1, &ctx->ctx); if (ret) { mfc_err("Failed to allocate instance buffer\n"); return ret; @@ -320,7 +321,8 @@ static int s5p_mfc_alloc_dev_context_buffer_v6(struct s5p_mfc_dev *dev) mfc_debug_enter(); dev->ctx_buf.size = buf_size->dev_ctx; - ret = s5p_mfc_alloc_priv_buf(dev->mem_dev_l, &dev->ctx_buf); + ret = s5p_mfc_alloc_priv_buf(dev->mem_dev_l, dev->bank1, + &dev->ctx_buf); if (ret) { mfc_err("Failed to allocate device context buffer\n"); return ret; @@ -1734,7 +1736,7 @@ static void s5p_mfc_try_run_v6(struct s5p_mfc_dev *dev) mfc_debug(1, "New context: %d\n", new_ctx); ctx = dev->ctx[new_ctx]; - mfc_debug(1, "Seting new context to %p\n", ctx); + mfc_debug(1, "Setting new context to %p\n", ctx); /* Got context to run in ctx */ mfc_debug(1, "ctx->dst_queue_cnt=%d ctx->dpb_count=%d ctx->src_queue_cnt=%d\n", ctx->dst_queue_cnt, ctx->pb_count, ctx->src_queue_cnt); diff --git a/drivers/media/platform/s5p-tv/hdmiphy_drv.c b/drivers/media/platform/s5p-tv/hdmiphy_drv.c index c2f2e3564..aae652351 100644 --- a/drivers/media/platform/s5p-tv/hdmiphy_drv.c +++ b/drivers/media/platform/s5p-tv/hdmiphy_drv.c @@ -315,7 +315,6 @@ MODULE_DEVICE_TABLE(i2c, hdmiphy_id); static struct i2c_driver hdmiphy_driver = { .driver = { .name = "s5p-hdmiphy", - .owner = THIS_MODULE, }, .probe = hdmiphy_probe, .remove = hdmiphy_remove, diff --git a/drivers/media/platform/s5p-tv/mixer_reg.c b/drivers/media/platform/s5p-tv/mixer_reg.c index b71340302..5127acb1e 100644 --- a/drivers/media/platform/s5p-tv/mixer_reg.c +++ b/drivers/media/platform/s5p-tv/mixer_reg.c @@ -357,17 +357,15 @@ void mxr_reg_streamoff(struct mxr_device *mdev) int mxr_reg_wait4vsync(struct mxr_device *mdev) { - int ret; + long time_left; clear_bit(MXR_EVENT_VSYNC, &mdev->event_flags); /* TODO: consider adding interruptible */ - ret = wait_event_timeout(mdev->event_queue, - test_bit(MXR_EVENT_VSYNC, &mdev->event_flags), - msecs_to_jiffies(1000)); - if (ret > 0) + time_left = wait_event_timeout(mdev->event_queue, + test_bit(MXR_EVENT_VSYNC, &mdev->event_flags), + msecs_to_jiffies(1000)); + if (time_left > 0) return 0; - if (ret < 0) - return ret; mxr_warn(mdev, "no vsync detected - timeout\n"); return -ETIME; } diff --git a/drivers/media/platform/s5p-tv/sii9234_drv.c b/drivers/media/platform/s5p-tv/sii9234_drv.c index db8c17bb4..8d171310a 100644 --- a/drivers/media/platform/s5p-tv/sii9234_drv.c +++ b/drivers/media/platform/s5p-tv/sii9234_drv.c @@ -397,7 +397,6 @@ MODULE_DEVICE_TABLE(i2c, sii9234_id); static struct i2c_driver sii9234_driver = { .driver = { .name = "sii9234", - .owner = THIS_MODULE, .pm = &sii9234_pm_ops, }, .probe = sii9234_probe, diff --git a/drivers/media/platform/sh_veu.c b/drivers/media/platform/sh_veu.c index 2554f3719..f5e3eb3a2 100644 --- a/drivers/media/platform/sh_veu.c +++ b/drivers/media/platform/sh_veu.c @@ -211,7 +211,7 @@ static enum v4l2_colorspace sh_veu_4cc2cspace(u32 fourcc) case V4L2_PIX_FMT_NV12: case V4L2_PIX_FMT_NV16: case V4L2_PIX_FMT_NV24: - return V4L2_COLORSPACE_JPEG; + return V4L2_COLORSPACE_SMPTE170M; case V4L2_PIX_FMT_RGB332: case V4L2_PIX_FMT_RGB444: case V4L2_PIX_FMT_RGB565: @@ -958,6 +958,7 @@ static int sh_veu_queue_init(void *priv, struct vb2_queue *src_vq, src_vq->ops = &sh_veu_qops; src_vq->mem_ops = &vb2_dma_contig_memops; src_vq->lock = &veu->fop_lock; + src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; ret = vb2_queue_init(src_vq); if (ret < 0) @@ -971,6 +972,7 @@ static int sh_veu_queue_init(void *priv, struct vb2_queue *src_vq, dst_vq->ops = &sh_veu_qops; dst_vq->mem_ops = &vb2_dma_contig_memops; dst_vq->lock = &veu->fop_lock; + dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; return vb2_queue_init(dst_vq); } @@ -1103,6 +1105,12 @@ static irqreturn_t sh_veu_isr(int irq, void *dev_id) if (!src || !dst) return IRQ_NONE; + dst->v4l2_buf.timestamp = src->v4l2_buf.timestamp; + dst->v4l2_buf.flags &= ~V4L2_BUF_FLAG_TSTAMP_SRC_MASK; + dst->v4l2_buf.flags |= + src->v4l2_buf.flags & V4L2_BUF_FLAG_TSTAMP_SRC_MASK; + dst->v4l2_buf.timecode = src->v4l2_buf.timecode; + spin_lock(&veu->lock); v4l2_m2m_buf_done(src, VB2_BUF_STATE_DONE); v4l2_m2m_buf_done(dst, VB2_BUF_STATE_DONE); diff --git a/drivers/media/platform/sh_vou.c b/drivers/media/platform/sh_vou.c index 8b799bae0..fe5c8ab06 100644 --- a/drivers/media/platform/sh_vou.c +++ b/drivers/media/platform/sh_vou.c @@ -27,7 +27,7 @@ #include <media/v4l2-device.h> #include <media/v4l2-ioctl.h> #include <media/v4l2-mediabus.h> -#include <media/videobuf-dma-contig.h> +#include <media/videobuf2-dma-contig.h> /* Mirror addresses are not available for all registers */ #define VOUER 0 @@ -57,31 +57,40 @@ enum sh_vou_status { SH_VOU_RUNNING, }; +#define VOU_MIN_IMAGE_WIDTH 16 #define VOU_MAX_IMAGE_WIDTH 720 -#define VOU_MAX_IMAGE_HEIGHT 576 +#define VOU_MIN_IMAGE_HEIGHT 16 + +struct sh_vou_buffer { + struct vb2_buffer vb; + struct list_head list; +}; + +static inline struct sh_vou_buffer *to_sh_vou_buffer(struct vb2_buffer *vb2) +{ + return container_of(vb2, struct sh_vou_buffer, vb); +} struct sh_vou_device { struct v4l2_device v4l2_dev; struct video_device vdev; - atomic_t use_count; struct sh_vou_pdata *pdata; spinlock_t lock; void __iomem *base; /* State information */ struct v4l2_pix_format pix; struct v4l2_rect rect; - struct list_head queue; + struct list_head buf_list; v4l2_std_id std; int pix_idx; - struct videobuf_buffer *active; + struct vb2_queue queue; + struct vb2_alloc_ctx *alloc_ctx; + struct sh_vou_buffer *active; enum sh_vou_status status; + unsigned sequence; struct mutex fop_lock; }; -struct sh_vou_file { - struct videobuf_queue vbq; -}; - /* Register access routines for sides A, B and mirror addresses */ static void sh_vou_reg_a_write(struct sh_vou_device *vou_dev, unsigned int reg, u32 value) @@ -133,6 +142,7 @@ struct sh_vou_fmt { u32 pfmt; char *desc; unsigned char bpp; + unsigned char bpl; unsigned char rgb; unsigned char yf; unsigned char pkf; @@ -143,6 +153,7 @@ static struct sh_vou_fmt vou_fmt[] = { { .pfmt = V4L2_PIX_FMT_NV12, .bpp = 12, + .bpl = 1, .desc = "YVU420 planar", .yf = 0, .rgb = 0, @@ -150,6 +161,7 @@ static struct sh_vou_fmt vou_fmt[] = { { .pfmt = V4L2_PIX_FMT_NV16, .bpp = 16, + .bpl = 1, .desc = "YVYU planar", .yf = 1, .rgb = 0, @@ -157,6 +169,7 @@ static struct sh_vou_fmt vou_fmt[] = { { .pfmt = V4L2_PIX_FMT_RGB24, .bpp = 24, + .bpl = 3, .desc = "RGB24", .pkf = 2, .rgb = 1, @@ -164,6 +177,7 @@ static struct sh_vou_fmt vou_fmt[] = { { .pfmt = V4L2_PIX_FMT_RGB565, .bpp = 16, + .bpl = 2, .desc = "RGB565", .pkf = 3, .rgb = 1, @@ -171,6 +185,7 @@ static struct sh_vou_fmt vou_fmt[] = { { .pfmt = V4L2_PIX_FMT_RGB565X, .bpp = 16, + .bpl = 2, .desc = "RGB565 byteswapped", .pkf = 3, .rgb = 1, @@ -178,11 +193,11 @@ static struct sh_vou_fmt vou_fmt[] = { }; static void sh_vou_schedule_next(struct sh_vou_device *vou_dev, - struct videobuf_buffer *vb) + struct vb2_buffer *vb) { dma_addr_t addr1, addr2; - addr1 = videobuf_to_dma_contig(vb); + addr1 = vb2_dma_contig_plane_dma_addr(vb, 0); switch (vou_dev->pix.pixelformat) { case V4L2_PIX_FMT_NV12: case V4L2_PIX_FMT_NV16: @@ -196,8 +211,7 @@ static void sh_vou_schedule_next(struct sh_vou_device *vou_dev, sh_vou_reg_m_write(vou_dev, VOUAD2R, addr2); } -static void sh_vou_stream_start(struct sh_vou_device *vou_dev, - struct videobuf_buffer *vb) +static void sh_vou_stream_config(struct sh_vou_device *vou_dev) { unsigned int row_coeff; #ifdef __LITTLE_ENDIAN @@ -224,167 +238,136 @@ static void sh_vou_stream_start(struct sh_vou_device *vou_dev, sh_vou_reg_a_write(vou_dev, VOUSWR, dataswap); sh_vou_reg_ab_write(vou_dev, VOUAIR, vou_dev->pix.width * row_coeff); - sh_vou_schedule_next(vou_dev, vb); -} - -static void free_buffer(struct videobuf_queue *vq, struct videobuf_buffer *vb) -{ - BUG_ON(in_interrupt()); - - /* Wait until this buffer is no longer in STATE_QUEUED or STATE_ACTIVE */ - videobuf_waiton(vq, vb, 0, 0); - videobuf_dma_contig_free(vq, vb); - vb->state = VIDEOBUF_NEEDS_INIT; } /* Locking: caller holds fop_lock mutex */ -static int sh_vou_buf_setup(struct videobuf_queue *vq, unsigned int *count, - unsigned int *size) +static int sh_vou_queue_setup(struct vb2_queue *vq, const struct v4l2_format *fmt, + unsigned int *nbuffers, unsigned int *nplanes, + unsigned int sizes[], void *alloc_ctxs[]) { - struct video_device *vdev = vq->priv_data; - struct sh_vou_device *vou_dev = video_get_drvdata(vdev); - - *size = vou_fmt[vou_dev->pix_idx].bpp * vou_dev->pix.width * - vou_dev->pix.height / 8; - - if (*count < 2) - *count = 2; - - /* Taking into account maximum frame size, *count will stay >= 2 */ - if (PAGE_ALIGN(*size) * *count > 4 * 1024 * 1024) - *count = 4 * 1024 * 1024 / PAGE_ALIGN(*size); + struct sh_vou_device *vou_dev = vb2_get_drv_priv(vq); + struct v4l2_pix_format *pix = &vou_dev->pix; + int bytes_per_line = vou_fmt[vou_dev->pix_idx].bpp * pix->width / 8; - dev_dbg(vou_dev->v4l2_dev.dev, "%s(): count=%d, size=%d\n", __func__, - *count, *size); + dev_dbg(vou_dev->v4l2_dev.dev, "%s()\n", __func__); + if (fmt && fmt->fmt.pix.sizeimage < pix->height * bytes_per_line) + return -EINVAL; + *nplanes = 1; + sizes[0] = fmt ? fmt->fmt.pix.sizeimage : pix->height * bytes_per_line; + alloc_ctxs[0] = vou_dev->alloc_ctx; return 0; } -/* Locking: caller holds fop_lock mutex */ -static int sh_vou_buf_prepare(struct videobuf_queue *vq, - struct videobuf_buffer *vb, - enum v4l2_field field) +static int sh_vou_buf_prepare(struct vb2_buffer *vb) { - struct video_device *vdev = vq->priv_data; - struct sh_vou_device *vou_dev = video_get_drvdata(vdev); + struct sh_vou_device *vou_dev = vb2_get_drv_priv(vb->vb2_queue); struct v4l2_pix_format *pix = &vou_dev->pix; - int bytes_per_line = vou_fmt[vou_dev->pix_idx].bpp * pix->width / 8; - int ret; + unsigned bytes_per_line = vou_fmt[vou_dev->pix_idx].bpp * pix->width / 8; + unsigned size = pix->height * bytes_per_line; dev_dbg(vou_dev->v4l2_dev.dev, "%s()\n", __func__); - if (vb->width != pix->width || - vb->height != pix->height || - vb->field != pix->field) { - vb->width = pix->width; - vb->height = pix->height; - vb->field = field; - if (vb->state != VIDEOBUF_NEEDS_INIT) - free_buffer(vq, vb); - } - - vb->size = vb->height * bytes_per_line; - if (vb->baddr && vb->bsize < vb->size) { + if (vb2_plane_size(vb, 0) < size) { /* User buffer too small */ - dev_warn(vq->dev, "User buffer too small: [%zu] @ %lx\n", - vb->bsize, vb->baddr); + dev_warn(vou_dev->v4l2_dev.dev, "buffer too small (%lu < %u)\n", + vb2_plane_size(vb, 0), size); return -EINVAL; } - if (vb->state == VIDEOBUF_NEEDS_INIT) { - ret = videobuf_iolock(vq, vb, NULL); - if (ret < 0) { - dev_warn(vq->dev, "IOLOCK buf-type %d: %d\n", - vb->memory, ret); - return ret; - } - vb->state = VIDEOBUF_PREPARED; - } - - dev_dbg(vou_dev->v4l2_dev.dev, - "%s(): fmt #%d, %u bytes per line, phys %pad, type %d, state %d\n", - __func__, vou_dev->pix_idx, bytes_per_line, - ({ dma_addr_t addr = videobuf_to_dma_contig(vb); &addr; }), - vb->memory, vb->state); - + vb2_set_plane_payload(vb, 0, size); return 0; } /* Locking: caller holds fop_lock mutex and vq->irqlock spinlock */ -static void sh_vou_buf_queue(struct videobuf_queue *vq, - struct videobuf_buffer *vb) +static void sh_vou_buf_queue(struct vb2_buffer *vb) { - struct video_device *vdev = vq->priv_data; - struct sh_vou_device *vou_dev = video_get_drvdata(vdev); + struct sh_vou_device *vou_dev = vb2_get_drv_priv(vb->vb2_queue); + struct sh_vou_buffer *shbuf = to_sh_vou_buffer(vb); + unsigned long flags; - dev_dbg(vou_dev->v4l2_dev.dev, "%s()\n", __func__); + spin_lock_irqsave(&vou_dev->lock, flags); + list_add_tail(&shbuf->list, &vou_dev->buf_list); + spin_unlock_irqrestore(&vou_dev->lock, flags); +} + +static int sh_vou_start_streaming(struct vb2_queue *vq, unsigned int count) +{ + struct sh_vou_device *vou_dev = vb2_get_drv_priv(vq); + struct sh_vou_buffer *buf, *node; + int ret; - vb->state = VIDEOBUF_QUEUED; - list_add_tail(&vb->queue, &vou_dev->queue); - - if (vou_dev->status == SH_VOU_RUNNING) { - return; - } else if (!vou_dev->active) { - vou_dev->active = vb; - /* Start from side A: we use mirror addresses, so, set B */ - sh_vou_reg_a_write(vou_dev, VOURPR, 1); - dev_dbg(vou_dev->v4l2_dev.dev, "%s: first buffer status 0x%x\n", - __func__, sh_vou_reg_a_read(vou_dev, VOUSTR)); - sh_vou_schedule_next(vou_dev, vb); - /* Only activate VOU after the second buffer */ - } else if (vou_dev->active->queue.next == &vb->queue) { - /* Second buffer - initialise register side B */ - sh_vou_reg_a_write(vou_dev, VOURPR, 0); - sh_vou_stream_start(vou_dev, vb); - - /* Register side switching with frame VSYNC */ - sh_vou_reg_a_write(vou_dev, VOURCR, 5); - dev_dbg(vou_dev->v4l2_dev.dev, "%s: second buffer status 0x%x\n", - __func__, sh_vou_reg_a_read(vou_dev, VOUSTR)); - - /* Enable End-of-Frame (VSYNC) interrupts */ - sh_vou_reg_a_write(vou_dev, VOUIR, 0x10004); - /* Two buffers on the queue - activate the hardware */ - - vou_dev->status = SH_VOU_RUNNING; - sh_vou_reg_a_write(vou_dev, VOUER, 0x107); + vou_dev->sequence = 0; + ret = v4l2_device_call_until_err(&vou_dev->v4l2_dev, 0, + video, s_stream, 1); + if (ret < 0 && ret != -ENOIOCTLCMD) { + list_for_each_entry_safe(buf, node, &vou_dev->buf_list, list) { + vb2_buffer_done(&buf->vb, VB2_BUF_STATE_QUEUED); + list_del(&buf->list); + } + vou_dev->active = NULL; + return ret; } + + buf = list_entry(vou_dev->buf_list.next, struct sh_vou_buffer, list); + + vou_dev->active = buf; + + /* Start from side A: we use mirror addresses, so, set B */ + sh_vou_reg_a_write(vou_dev, VOURPR, 1); + dev_dbg(vou_dev->v4l2_dev.dev, "%s: first buffer status 0x%x\n", + __func__, sh_vou_reg_a_read(vou_dev, VOUSTR)); + sh_vou_schedule_next(vou_dev, &buf->vb); + + buf = list_entry(buf->list.next, struct sh_vou_buffer, list); + + /* Second buffer - initialise register side B */ + sh_vou_reg_a_write(vou_dev, VOURPR, 0); + sh_vou_schedule_next(vou_dev, &buf->vb); + + /* Register side switching with frame VSYNC */ + sh_vou_reg_a_write(vou_dev, VOURCR, 5); + + sh_vou_stream_config(vou_dev); + /* Enable End-of-Frame (VSYNC) interrupts */ + sh_vou_reg_a_write(vou_dev, VOUIR, 0x10004); + + /* Two buffers on the queue - activate the hardware */ + vou_dev->status = SH_VOU_RUNNING; + sh_vou_reg_a_write(vou_dev, VOUER, 0x107); + return 0; } -static void sh_vou_buf_release(struct videobuf_queue *vq, - struct videobuf_buffer *vb) +static void sh_vou_stop_streaming(struct vb2_queue *vq) { - struct video_device *vdev = vq->priv_data; - struct sh_vou_device *vou_dev = video_get_drvdata(vdev); + struct sh_vou_device *vou_dev = vb2_get_drv_priv(vq); + struct sh_vou_buffer *buf, *node; unsigned long flags; - dev_dbg(vou_dev->v4l2_dev.dev, "%s()\n", __func__); - + v4l2_device_call_until_err(&vou_dev->v4l2_dev, 0, + video, s_stream, 0); + /* disable output */ + sh_vou_reg_a_set(vou_dev, VOUER, 0, 1); + /* ...but the current frame will complete */ + sh_vou_reg_a_set(vou_dev, VOUIR, 0, 0x30000); + msleep(50); spin_lock_irqsave(&vou_dev->lock, flags); - - if (vou_dev->active == vb) { - /* disable output */ - sh_vou_reg_a_set(vou_dev, VOUER, 0, 1); - /* ...but the current frame will complete */ - sh_vou_reg_a_set(vou_dev, VOUIR, 0, 0x30000); - vou_dev->active = NULL; - } - - if ((vb->state == VIDEOBUF_ACTIVE || vb->state == VIDEOBUF_QUEUED)) { - vb->state = VIDEOBUF_ERROR; - list_del(&vb->queue); + list_for_each_entry_safe(buf, node, &vou_dev->buf_list, list) { + vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR); + list_del(&buf->list); } - + vou_dev->active = NULL; spin_unlock_irqrestore(&vou_dev->lock, flags); - - free_buffer(vq, vb); } -static struct videobuf_queue_ops sh_vou_video_qops = { - .buf_setup = sh_vou_buf_setup, - .buf_prepare = sh_vou_buf_prepare, - .buf_queue = sh_vou_buf_queue, - .buf_release = sh_vou_buf_release, +static struct vb2_ops sh_vou_qops = { + .queue_setup = sh_vou_queue_setup, + .buf_prepare = sh_vou_buf_prepare, + .buf_queue = sh_vou_buf_queue, + .start_streaming = sh_vou_start_streaming, + .stop_streaming = sh_vou_stop_streaming, + .wait_prepare = vb2_ops_wait_prepare, + .wait_finish = vb2_ops_wait_finish, }; /* Video IOCTLs */ @@ -396,7 +379,10 @@ static int sh_vou_querycap(struct file *file, void *priv, dev_dbg(vou_dev->v4l2_dev.dev, "%s()\n", __func__); strlcpy(cap->card, "SuperH VOU", sizeof(cap->card)); - cap->device_caps = V4L2_CAP_VIDEO_OUTPUT | V4L2_CAP_STREAMING; + strlcpy(cap->driver, "sh-vou", sizeof(cap->driver)); + strlcpy(cap->bus_info, "platform:sh-vou", sizeof(cap->bus_info)); + cap->device_caps = V4L2_CAP_VIDEO_OUTPUT | V4L2_CAP_READWRITE | + V4L2_CAP_STREAMING; cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS; return 0; } @@ -540,8 +526,10 @@ static void vou_adjust_input(struct sh_vou_geometry *geo, v4l2_std_id std) img_height_max = 576; /* Image width must be a multiple of 4 */ - v4l_bound_align_image(&geo->in_width, 0, VOU_MAX_IMAGE_WIDTH, 2, - &geo->in_height, 0, img_height_max, 1, 0); + v4l_bound_align_image(&geo->in_width, + VOU_MIN_IMAGE_WIDTH, VOU_MAX_IMAGE_WIDTH, 2, + &geo->in_height, + VOU_MIN_IMAGE_HEIGHT, img_height_max, 1, 0); /* Select scales to come as close as possible to the output image */ for (i = ARRAY_SIZE(vou_scale_h_num) - 1; i >= 0; i--) { @@ -671,34 +659,19 @@ static void vou_adjust_output(struct sh_vou_geometry *geo, v4l2_std_id std) vou_scale_v_num[idx_v], vou_scale_v_den[idx_v], best); } -static int sh_vou_s_fmt_vid_out(struct file *file, void *priv, - struct v4l2_format *fmt) +static int sh_vou_try_fmt_vid_out(struct file *file, void *priv, + struct v4l2_format *fmt) { struct sh_vou_device *vou_dev = video_drvdata(file); struct v4l2_pix_format *pix = &fmt->fmt.pix; unsigned int img_height_max; int pix_idx; - struct sh_vou_geometry geo; - struct v4l2_subdev_format format = { - .which = V4L2_SUBDEV_FORMAT_ACTIVE, - /* Revisit: is this the correct code? */ - .format.code = MEDIA_BUS_FMT_YUYV8_2X8, - .format.field = V4L2_FIELD_INTERLACED, - .format.colorspace = V4L2_COLORSPACE_SMPTE170M, - }; - struct v4l2_mbus_framefmt *mbfmt = &format.format; - int ret; - - dev_dbg(vou_dev->v4l2_dev.dev, "%s(): %ux%u -> %ux%u\n", __func__, - vou_dev->rect.width, vou_dev->rect.height, - pix->width, pix->height); - if (pix->field == V4L2_FIELD_ANY) - pix->field = V4L2_FIELD_NONE; + dev_dbg(vou_dev->v4l2_dev.dev, "%s()\n", __func__); - if (fmt->type != V4L2_BUF_TYPE_VIDEO_OUTPUT || - pix->field != V4L2_FIELD_NONE) - return -EINVAL; + pix->field = V4L2_FIELD_INTERLACED; + pix->colorspace = V4L2_COLORSPACE_SMPTE170M; + pix->ycbcr_enc = pix->quantization = 0; for (pix_idx = 0; pix_idx < ARRAY_SIZE(vou_fmt); pix_idx++) if (vou_fmt[pix_idx].pfmt == pix->pixelformat) @@ -712,9 +685,38 @@ static int sh_vou_s_fmt_vid_out(struct file *file, void *priv, else img_height_max = 576; - /* Image width must be a multiple of 4 */ - v4l_bound_align_image(&pix->width, 0, VOU_MAX_IMAGE_WIDTH, 2, - &pix->height, 0, img_height_max, 1, 0); + v4l_bound_align_image(&pix->width, + VOU_MIN_IMAGE_WIDTH, VOU_MAX_IMAGE_WIDTH, 2, + &pix->height, + VOU_MIN_IMAGE_HEIGHT, img_height_max, 1, 0); + pix->bytesperline = pix->width * vou_fmt[pix_idx].bpl; + pix->sizeimage = pix->height * ((pix->width * vou_fmt[pix_idx].bpp) >> 3); + + return 0; +} + +static int sh_vou_set_fmt_vid_out(struct sh_vou_device *vou_dev, + struct v4l2_pix_format *pix) +{ + unsigned int img_height_max; + struct sh_vou_geometry geo; + struct v4l2_subdev_format format = { + .which = V4L2_SUBDEV_FORMAT_ACTIVE, + /* Revisit: is this the correct code? */ + .format.code = MEDIA_BUS_FMT_YUYV8_2X8, + .format.field = V4L2_FIELD_INTERLACED, + .format.colorspace = V4L2_COLORSPACE_SMPTE170M, + }; + struct v4l2_mbus_framefmt *mbfmt = &format.format; + int pix_idx; + int ret; + + if (vb2_is_busy(&vou_dev->queue)) + return -EBUSY; + + for (pix_idx = 0; pix_idx < ARRAY_SIZE(vou_fmt); pix_idx++) + if (vou_fmt[pix_idx].pfmt == pix->pixelformat) + break; geo.in_width = pix->width; geo.in_height = pix->height; @@ -733,6 +735,11 @@ static int sh_vou_s_fmt_vid_out(struct file *file, void *priv, dev_dbg(vou_dev->v4l2_dev.dev, "%s(): %ux%u -> %ux%u\n", __func__, geo.output.width, geo.output.height, mbfmt->width, mbfmt->height); + if (vou_dev->std & V4L2_STD_525_60) + img_height_max = 480; + else + img_height_max = 576; + /* Sanity checks */ if ((unsigned)mbfmt->width > VOU_MAX_IMAGE_WIDTH || (unsigned)mbfmt->height > img_height_max || @@ -765,109 +772,39 @@ static int sh_vou_s_fmt_vid_out(struct file *file, void *priv, return 0; } -static int sh_vou_try_fmt_vid_out(struct file *file, void *priv, - struct v4l2_format *fmt) +static int sh_vou_s_fmt_vid_out(struct file *file, void *priv, + struct v4l2_format *fmt) { struct sh_vou_device *vou_dev = video_drvdata(file); - struct v4l2_pix_format *pix = &fmt->fmt.pix; - int i; + int ret = sh_vou_try_fmt_vid_out(file, priv, fmt); - dev_dbg(vou_dev->v4l2_dev.dev, "%s()\n", __func__); - - fmt->type = V4L2_BUF_TYPE_VIDEO_OUTPUT; - pix->field = V4L2_FIELD_NONE; - - v4l_bound_align_image(&pix->width, 0, VOU_MAX_IMAGE_WIDTH, 1, - &pix->height, 0, VOU_MAX_IMAGE_HEIGHT, 1, 0); - - for (i = 0; i < ARRAY_SIZE(vou_fmt); i++) - if (vou_fmt[i].pfmt == pix->pixelformat) - return 0; - - pix->pixelformat = vou_fmt[0].pfmt; - - return 0; + if (ret) + return ret; + return sh_vou_set_fmt_vid_out(vou_dev, &fmt->fmt.pix); } -static int sh_vou_reqbufs(struct file *file, void *priv, - struct v4l2_requestbuffers *req) +static int sh_vou_enum_output(struct file *file, void *fh, + struct v4l2_output *a) { struct sh_vou_device *vou_dev = video_drvdata(file); - struct sh_vou_file *vou_file = priv; - - dev_dbg(vou_dev->v4l2_dev.dev, "%s()\n", __func__); - if (req->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) + if (a->index) return -EINVAL; - - return videobuf_reqbufs(&vou_file->vbq, req); -} - -static int sh_vou_querybuf(struct file *file, void *priv, - struct v4l2_buffer *b) -{ - struct sh_vou_device *vou_dev = video_drvdata(file); - struct sh_vou_file *vou_file = priv; - - dev_dbg(vou_dev->v4l2_dev.dev, "%s()\n", __func__); - - return videobuf_querybuf(&vou_file->vbq, b); -} - -static int sh_vou_qbuf(struct file *file, void *priv, struct v4l2_buffer *b) -{ - struct sh_vou_device *vou_dev = video_drvdata(file); - struct sh_vou_file *vou_file = priv; - - dev_dbg(vou_dev->v4l2_dev.dev, "%s()\n", __func__); - - return videobuf_qbuf(&vou_file->vbq, b); + strlcpy(a->name, "Video Out", sizeof(a->name)); + a->type = V4L2_OUTPUT_TYPE_ANALOG; + a->std = vou_dev->vdev.tvnorms; + return 0; } -static int sh_vou_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b) +static int sh_vou_g_output(struct file *file, void *fh, unsigned int *i) { - struct sh_vou_device *vou_dev = video_drvdata(file); - struct sh_vou_file *vou_file = priv; - - dev_dbg(vou_dev->v4l2_dev.dev, "%s()\n", __func__); - - return videobuf_dqbuf(&vou_file->vbq, b, file->f_flags & O_NONBLOCK); + *i = 0; + return 0; } -static int sh_vou_streamon(struct file *file, void *priv, - enum v4l2_buf_type buftype) +static int sh_vou_s_output(struct file *file, void *fh, unsigned int i) { - struct sh_vou_device *vou_dev = video_drvdata(file); - struct sh_vou_file *vou_file = priv; - int ret; - - dev_dbg(vou_dev->v4l2_dev.dev, "%s()\n", __func__); - - ret = v4l2_device_call_until_err(&vou_dev->v4l2_dev, 0, - video, s_stream, 1); - if (ret < 0 && ret != -ENOIOCTLCMD) - return ret; - - /* This calls our .buf_queue() (== sh_vou_buf_queue) */ - return videobuf_streamon(&vou_file->vbq); -} - -static int sh_vou_streamoff(struct file *file, void *priv, - enum v4l2_buf_type buftype) -{ - struct sh_vou_device *vou_dev = video_drvdata(file); - struct sh_vou_file *vou_file = priv; - - dev_dbg(vou_dev->v4l2_dev.dev, "%s()\n", __func__); - - /* - * This calls buf_release from host driver's videobuf_queue_ops for all - * remaining buffers. When the last buffer is freed, stop streaming - */ - videobuf_streamoff(&vou_file->vbq); - v4l2_device_call_until_err(&vou_dev->v4l2_dev, 0, video, s_stream, 0); - - return 0; + return i ? -EINVAL : 0; } static u32 sh_vou_ntsc_mode(enum sh_vou_bus_fmt bus_fmt) @@ -892,8 +829,11 @@ static int sh_vou_s_std(struct file *file, void *priv, v4l2_std_id std_id) dev_dbg(vou_dev->v4l2_dev.dev, "%s(): 0x%llx\n", __func__, std_id); - if (std_id & ~vou_dev->vdev.tvnorms) - return -EINVAL; + if (std_id == vou_dev->std) + return 0; + + if (vb2_is_busy(&vou_dev->queue)) + return -EBUSY; ret = v4l2_device_call_until_err(&vou_dev->v4l2_dev, 0, video, s_std_output, std_id); @@ -901,13 +841,25 @@ static int sh_vou_s_std(struct file *file, void *priv, v4l2_std_id std_id) if (ret < 0 && ret != -ENOIOCTLCMD) return ret; - if (std_id & V4L2_STD_525_60) + vou_dev->rect.top = vou_dev->rect.left = 0; + vou_dev->rect.width = VOU_MAX_IMAGE_WIDTH; + if (std_id & V4L2_STD_525_60) { sh_vou_reg_ab_set(vou_dev, VOUCR, sh_vou_ntsc_mode(vou_dev->pdata->bus_fmt) << 29, 7 << 29); - else + vou_dev->rect.height = 480; + } else { sh_vou_reg_ab_set(vou_dev, VOUCR, 5 << 29, 7 << 29); + vou_dev->rect.height = 576; + } + vou_dev->pix.width = vou_dev->rect.width; + vou_dev->pix.height = vou_dev->rect.height; + vou_dev->pix.bytesperline = + vou_dev->pix.width * vou_fmt[vou_dev->pix_idx].bpl; + vou_dev->pix.sizeimage = vou_dev->pix.height * + ((vou_dev->pix.width * vou_fmt[vou_dev->pix_idx].bpp) >> 3); vou_dev->std = std_id; + sh_vou_set_fmt_vid_out(vou_dev, &vou_dev->pix); return 0; } @@ -923,24 +875,66 @@ static int sh_vou_g_std(struct file *file, void *priv, v4l2_std_id *std) return 0; } -static int sh_vou_g_crop(struct file *file, void *fh, struct v4l2_crop *a) +static int sh_vou_log_status(struct file *file, void *priv) { struct sh_vou_device *vou_dev = video_drvdata(file); - dev_dbg(vou_dev->v4l2_dev.dev, "%s()\n", __func__); + pr_info("VOUER: 0x%08x\n", sh_vou_reg_a_read(vou_dev, VOUER)); + pr_info("VOUCR: 0x%08x\n", sh_vou_reg_a_read(vou_dev, VOUCR)); + pr_info("VOUSTR: 0x%08x\n", sh_vou_reg_a_read(vou_dev, VOUSTR)); + pr_info("VOUVCR: 0x%08x\n", sh_vou_reg_a_read(vou_dev, VOUVCR)); + pr_info("VOUISR: 0x%08x\n", sh_vou_reg_a_read(vou_dev, VOUISR)); + pr_info("VOUBCR: 0x%08x\n", sh_vou_reg_a_read(vou_dev, VOUBCR)); + pr_info("VOUDPR: 0x%08x\n", sh_vou_reg_a_read(vou_dev, VOUDPR)); + pr_info("VOUDSR: 0x%08x\n", sh_vou_reg_a_read(vou_dev, VOUDSR)); + pr_info("VOUVPR: 0x%08x\n", sh_vou_reg_a_read(vou_dev, VOUVPR)); + pr_info("VOUIR: 0x%08x\n", sh_vou_reg_a_read(vou_dev, VOUIR)); + pr_info("VOUSRR: 0x%08x\n", sh_vou_reg_a_read(vou_dev, VOUSRR)); + pr_info("VOUMSR: 0x%08x\n", sh_vou_reg_a_read(vou_dev, VOUMSR)); + pr_info("VOUHIR: 0x%08x\n", sh_vou_reg_a_read(vou_dev, VOUHIR)); + pr_info("VOUDFR: 0x%08x\n", sh_vou_reg_a_read(vou_dev, VOUDFR)); + pr_info("VOUAD1R: 0x%08x\n", sh_vou_reg_a_read(vou_dev, VOUAD1R)); + pr_info("VOUAD2R: 0x%08x\n", sh_vou_reg_a_read(vou_dev, VOUAD2R)); + pr_info("VOUAIR: 0x%08x\n", sh_vou_reg_a_read(vou_dev, VOUAIR)); + pr_info("VOUSWR: 0x%08x\n", sh_vou_reg_a_read(vou_dev, VOUSWR)); + pr_info("VOURCR: 0x%08x\n", sh_vou_reg_a_read(vou_dev, VOURCR)); + pr_info("VOURPR: 0x%08x\n", sh_vou_reg_a_read(vou_dev, VOURPR)); + return 0; +} - a->type = V4L2_BUF_TYPE_VIDEO_OUTPUT; - a->c = vou_dev->rect; +static int sh_vou_g_selection(struct file *file, void *fh, + struct v4l2_selection *sel) +{ + struct sh_vou_device *vou_dev = video_drvdata(file); + if (sel->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) + return -EINVAL; + switch (sel->target) { + case V4L2_SEL_TGT_COMPOSE: + sel->r = vou_dev->rect; + break; + case V4L2_SEL_TGT_COMPOSE_DEFAULT: + case V4L2_SEL_TGT_COMPOSE_BOUNDS: + sel->r.left = 0; + sel->r.top = 0; + sel->r.width = VOU_MAX_IMAGE_WIDTH; + if (vou_dev->std & V4L2_STD_525_60) + sel->r.height = 480; + else + sel->r.height = 576; + break; + default: + return -EINVAL; + } return 0; } /* Assume a dull encoder, do all the work ourselves. */ -static int sh_vou_s_crop(struct file *file, void *fh, const struct v4l2_crop *a) +static int sh_vou_s_selection(struct file *file, void *fh, + struct v4l2_selection *sel) { - struct v4l2_crop a_writable = *a; + struct v4l2_rect *rect = &sel->r; struct sh_vou_device *vou_dev = video_drvdata(file); - struct v4l2_rect *rect = &a_writable.c; struct v4l2_crop sd_crop = {.type = V4L2_BUF_TYPE_VIDEO_OUTPUT}; struct v4l2_pix_format *pix = &vou_dev->pix; struct sh_vou_geometry geo; @@ -954,19 +948,22 @@ static int sh_vou_s_crop(struct file *file, void *fh, const struct v4l2_crop *a) unsigned int img_height_max; int ret; - dev_dbg(vou_dev->v4l2_dev.dev, "%s(): %ux%u@%u:%u\n", __func__, - rect->width, rect->height, rect->left, rect->top); - - if (a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) + if (sel->type != V4L2_BUF_TYPE_VIDEO_OUTPUT || + sel->target != V4L2_SEL_TGT_COMPOSE) return -EINVAL; + if (vb2_is_busy(&vou_dev->queue)) + return -EBUSY; + if (vou_dev->std & V4L2_STD_525_60) img_height_max = 480; else img_height_max = 576; - v4l_bound_align_image(&rect->width, 0, VOU_MAX_IMAGE_WIDTH, 1, - &rect->height, 0, img_height_max, 1, 0); + v4l_bound_align_image(&rect->width, + VOU_MIN_IMAGE_WIDTH, VOU_MAX_IMAGE_WIDTH, 1, + &rect->height, + VOU_MIN_IMAGE_HEIGHT, img_height_max, 1, 0); if (rect->width + rect->left > VOU_MAX_IMAGE_WIDTH) rect->left = VOU_MAX_IMAGE_WIDTH - rect->width; @@ -1021,41 +1018,11 @@ static int sh_vou_s_crop(struct file *file, void *fh, const struct v4l2_crop *a) return 0; } -/* - * Total field: NTSC 858 x 2 * 262/263, PAL 864 x 2 * 312/313, default rectangle - * is the initial register values, height takes the interlaced format into - * account. The actual image can only go up to 720 x 2 * 240, So, VOUVPR can - * actually only meaningfully contain values <= 720 and <= 240 respectively, and - * not <= 864 and <= 312. - */ -static int sh_vou_cropcap(struct file *file, void *priv, - struct v4l2_cropcap *a) -{ - struct sh_vou_device *vou_dev = video_drvdata(file); - - dev_dbg(vou_dev->v4l2_dev.dev, "%s()\n", __func__); - - a->type = V4L2_BUF_TYPE_VIDEO_OUTPUT; - a->bounds.left = 0; - a->bounds.top = 0; - a->bounds.width = VOU_MAX_IMAGE_WIDTH; - a->bounds.height = VOU_MAX_IMAGE_HEIGHT; - /* Default = max, set VOUDPR = 0, which is not hardware default */ - a->defrect.left = 0; - a->defrect.top = 0; - a->defrect.width = VOU_MAX_IMAGE_WIDTH; - a->defrect.height = VOU_MAX_IMAGE_HEIGHT; - a->pixelaspect.numerator = 1; - a->pixelaspect.denominator = 1; - - return 0; -} - static irqreturn_t sh_vou_isr(int irq, void *dev_id) { struct sh_vou_device *vou_dev = dev_id; static unsigned long j; - struct videobuf_buffer *vb; + struct sh_vou_buffer *vb; static int cnt; u32 irq_status = sh_vou_reg_a_read(vou_dev, VOUIR), masked; u32 vou_status = sh_vou_reg_a_read(vou_dev, VOUSTR); @@ -1068,7 +1035,7 @@ static irqreturn_t sh_vou_isr(int irq, void *dev_id) } spin_lock(&vou_dev->lock); - if (!vou_dev->active || list_empty(&vou_dev->queue)) { + if (!vou_dev->active || list_empty(&vou_dev->buf_list)) { if (printk_timed_ratelimit(&j, 500)) dev_warn(vou_dev->v4l2_dev.dev, "IRQ without active buffer: %x!\n", irq_status); @@ -1090,33 +1057,30 @@ static irqreturn_t sh_vou_isr(int irq, void *dev_id) sh_vou_reg_a_write(vou_dev, VOUIR, masked); vb = vou_dev->active; - list_del(&vb->queue); - - vb->state = VIDEOBUF_DONE; - v4l2_get_timestamp(&vb->ts); - vb->field_count++; - wake_up(&vb->done); - - if (list_empty(&vou_dev->queue)) { - /* Stop VOU */ - dev_dbg(vou_dev->v4l2_dev.dev, "%s: queue empty after %d\n", - __func__, cnt); - sh_vou_reg_a_set(vou_dev, VOUER, 0, 1); - vou_dev->active = NULL; - vou_dev->status = SH_VOU_INITIALISING; - /* Disable End-of-Frame (VSYNC) interrupts */ - sh_vou_reg_a_set(vou_dev, VOUIR, 0, 0x30000); + if (list_is_singular(&vb->list)) { + /* Keep cycling while no next buffer is available */ + sh_vou_schedule_next(vou_dev, &vb->vb); spin_unlock(&vou_dev->lock); return IRQ_HANDLED; } - vou_dev->active = list_entry(vou_dev->queue.next, - struct videobuf_buffer, queue); + list_del(&vb->list); + + v4l2_get_timestamp(&vb->vb.v4l2_buf.timestamp); + vb->vb.v4l2_buf.sequence = vou_dev->sequence++; + vb->vb.v4l2_buf.field = V4L2_FIELD_INTERLACED; + vb2_buffer_done(&vb->vb, VB2_BUF_STATE_DONE); - if (vou_dev->active->queue.next != &vou_dev->queue) { - struct videobuf_buffer *new = list_entry(vou_dev->active->queue.next, - struct videobuf_buffer, queue); - sh_vou_schedule_next(vou_dev, new); + vou_dev->active = list_entry(vou_dev->buf_list.next, + struct sh_vou_buffer, list); + + if (list_is_singular(&vou_dev->buf_list)) { + /* Keep cycling while no next buffer is available */ + sh_vou_schedule_next(vou_dev, &vou_dev->active->vb); + } else { + struct sh_vou_buffer *new = list_entry(vou_dev->active->list.next, + struct sh_vou_buffer, list); + sh_vou_schedule_next(vou_dev, &new->vb); } spin_unlock(&vou_dev->lock); @@ -1156,6 +1120,8 @@ static int sh_vou_hw_init(struct sh_vou_device *vou_dev) /* Default - fixed HSYNC length, can be made configurable is required */ sh_vou_reg_ab_write(vou_dev, VOUMSR, 0x800000); + sh_vou_set_fmt_vid_out(vou_dev, &vou_dev->pix); + return 0; } @@ -1163,96 +1129,47 @@ static int sh_vou_hw_init(struct sh_vou_device *vou_dev) static int sh_vou_open(struct file *file) { struct sh_vou_device *vou_dev = video_drvdata(file); - struct sh_vou_file *vou_file = kzalloc(sizeof(struct sh_vou_file), - GFP_KERNEL); - - if (!vou_file) - return -ENOMEM; - - dev_dbg(vou_dev->v4l2_dev.dev, "%s()\n", __func__); + int err; - if (mutex_lock_interruptible(&vou_dev->fop_lock)) { - kfree(vou_file); + if (mutex_lock_interruptible(&vou_dev->fop_lock)) return -ERESTARTSYS; - } - if (atomic_inc_return(&vou_dev->use_count) == 1) { - int ret; + + err = v4l2_fh_open(file); + if (err) + goto done_open; + if (v4l2_fh_is_singular_file(file) && + vou_dev->status == SH_VOU_INITIALISING) { /* First open */ - vou_dev->status = SH_VOU_INITIALISING; pm_runtime_get_sync(vou_dev->v4l2_dev.dev); - ret = sh_vou_hw_init(vou_dev); - if (ret < 0) { - atomic_dec(&vou_dev->use_count); + err = sh_vou_hw_init(vou_dev); + if (err < 0) { pm_runtime_put(vou_dev->v4l2_dev.dev); + v4l2_fh_release(file); + } else { vou_dev->status = SH_VOU_IDLE; - mutex_unlock(&vou_dev->fop_lock); - kfree(vou_file); - return ret; } } - - videobuf_queue_dma_contig_init(&vou_file->vbq, &sh_vou_video_qops, - vou_dev->v4l2_dev.dev, &vou_dev->lock, - V4L2_BUF_TYPE_VIDEO_OUTPUT, - V4L2_FIELD_NONE, - sizeof(struct videobuf_buffer), - &vou_dev->vdev, &vou_dev->fop_lock); +done_open: mutex_unlock(&vou_dev->fop_lock); - - file->private_data = vou_file; - - return 0; + return err; } static int sh_vou_release(struct file *file) { struct sh_vou_device *vou_dev = video_drvdata(file); - struct sh_vou_file *vou_file = file->private_data; + bool is_last; - dev_dbg(vou_dev->v4l2_dev.dev, "%s()\n", __func__); - - if (!atomic_dec_return(&vou_dev->use_count)) { - mutex_lock(&vou_dev->fop_lock); + mutex_lock(&vou_dev->fop_lock); + is_last = v4l2_fh_is_singular_file(file); + _vb2_fop_release(file, NULL); + if (is_last) { /* Last close */ - vou_dev->status = SH_VOU_IDLE; + vou_dev->status = SH_VOU_INITIALISING; sh_vou_reg_a_set(vou_dev, VOUER, 0, 0x101); pm_runtime_put(vou_dev->v4l2_dev.dev); - mutex_unlock(&vou_dev->fop_lock); } - - file->private_data = NULL; - kfree(vou_file); - - return 0; -} - -static int sh_vou_mmap(struct file *file, struct vm_area_struct *vma) -{ - struct sh_vou_device *vou_dev = video_drvdata(file); - struct sh_vou_file *vou_file = file->private_data; - int ret; - - dev_dbg(vou_dev->v4l2_dev.dev, "%s()\n", __func__); - - if (mutex_lock_interruptible(&vou_dev->fop_lock)) - return -ERESTARTSYS; - ret = videobuf_mmap_mapper(&vou_file->vbq, vma); mutex_unlock(&vou_dev->fop_lock); - return ret; -} - -static unsigned int sh_vou_poll(struct file *file, poll_table *wait) -{ - struct sh_vou_device *vou_dev = video_drvdata(file); - struct sh_vou_file *vou_file = file->private_data; - unsigned int res; - - dev_dbg(vou_dev->v4l2_dev.dev, "%s()\n", __func__); - - mutex_lock(&vou_dev->fop_lock); - res = videobuf_poll_stream(file, &vou_file->vbq, wait); - mutex_unlock(&vou_dev->fop_lock); - return res; + return 0; } /* sh_vou display ioctl operations */ @@ -1262,17 +1179,23 @@ static const struct v4l2_ioctl_ops sh_vou_ioctl_ops = { .vidioc_g_fmt_vid_out = sh_vou_g_fmt_vid_out, .vidioc_s_fmt_vid_out = sh_vou_s_fmt_vid_out, .vidioc_try_fmt_vid_out = sh_vou_try_fmt_vid_out, - .vidioc_reqbufs = sh_vou_reqbufs, - .vidioc_querybuf = sh_vou_querybuf, - .vidioc_qbuf = sh_vou_qbuf, - .vidioc_dqbuf = sh_vou_dqbuf, - .vidioc_streamon = sh_vou_streamon, - .vidioc_streamoff = sh_vou_streamoff, + .vidioc_reqbufs = vb2_ioctl_reqbufs, + .vidioc_create_bufs = vb2_ioctl_create_bufs, + .vidioc_querybuf = vb2_ioctl_querybuf, + .vidioc_qbuf = vb2_ioctl_qbuf, + .vidioc_dqbuf = vb2_ioctl_dqbuf, + .vidioc_prepare_buf = vb2_ioctl_prepare_buf, + .vidioc_streamon = vb2_ioctl_streamon, + .vidioc_streamoff = vb2_ioctl_streamoff, + .vidioc_expbuf = vb2_ioctl_expbuf, + .vidioc_g_output = sh_vou_g_output, + .vidioc_s_output = sh_vou_s_output, + .vidioc_enum_output = sh_vou_enum_output, .vidioc_s_std = sh_vou_s_std, .vidioc_g_std = sh_vou_g_std, - .vidioc_cropcap = sh_vou_cropcap, - .vidioc_g_crop = sh_vou_g_crop, - .vidioc_s_crop = sh_vou_s_crop, + .vidioc_g_selection = sh_vou_g_selection, + .vidioc_s_selection = sh_vou_s_selection, + .vidioc_log_status = sh_vou_log_status, }; static const struct v4l2_file_operations sh_vou_fops = { @@ -1280,8 +1203,9 @@ static const struct v4l2_file_operations sh_vou_fops = { .open = sh_vou_open, .release = sh_vou_release, .unlocked_ioctl = video_ioctl2, - .mmap = sh_vou_mmap, - .poll = sh_vou_poll, + .mmap = vb2_fop_mmap, + .poll = vb2_fop_poll, + .write = vb2_fop_write, }; static const struct video_device sh_vou_video_template = { @@ -1300,8 +1224,9 @@ static int sh_vou_probe(struct platform_device *pdev) struct i2c_adapter *i2c_adap; struct video_device *vdev; struct sh_vou_device *vou_dev; - struct resource *reg_res, *region; + struct resource *reg_res; struct v4l2_subdev *subdev; + struct vb2_queue *q; int irq, ret; reg_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); @@ -1312,16 +1237,16 @@ static int sh_vou_probe(struct platform_device *pdev) return -ENODEV; } - vou_dev = kzalloc(sizeof(*vou_dev), GFP_KERNEL); + vou_dev = devm_kzalloc(&pdev->dev, sizeof(*vou_dev), GFP_KERNEL); if (!vou_dev) return -ENOMEM; - INIT_LIST_HEAD(&vou_dev->queue); + INIT_LIST_HEAD(&vou_dev->buf_list); spin_lock_init(&vou_dev->lock); mutex_init(&vou_dev->fop_lock); - atomic_set(&vou_dev->use_count, 0); vou_dev->pdata = vou_pdata; - vou_dev->status = SH_VOU_IDLE; + vou_dev->status = SH_VOU_INITIALISING; + vou_dev->pix_idx = 1; rect = &vou_dev->rect; pix = &vou_dev->pix; @@ -1334,34 +1259,24 @@ static int sh_vou_probe(struct platform_device *pdev) rect->height = 480; pix->width = VOU_MAX_IMAGE_WIDTH; pix->height = 480; - pix->pixelformat = V4L2_PIX_FMT_YVYU; - pix->field = V4L2_FIELD_NONE; - pix->bytesperline = VOU_MAX_IMAGE_WIDTH * 2; + pix->pixelformat = V4L2_PIX_FMT_NV16; + pix->field = V4L2_FIELD_INTERLACED; + pix->bytesperline = VOU_MAX_IMAGE_WIDTH; pix->sizeimage = VOU_MAX_IMAGE_WIDTH * 2 * 480; pix->colorspace = V4L2_COLORSPACE_SMPTE170M; - region = request_mem_region(reg_res->start, resource_size(reg_res), - pdev->name); - if (!region) { - dev_err(&pdev->dev, "VOU region already claimed\n"); - ret = -EBUSY; - goto ereqmemreg; - } + vou_dev->base = devm_ioremap_resource(&pdev->dev, reg_res); + if (IS_ERR(vou_dev->base)) + return PTR_ERR(vou_dev->base); - vou_dev->base = ioremap(reg_res->start, resource_size(reg_res)); - if (!vou_dev->base) { - ret = -ENOMEM; - goto emap; - } - - ret = request_irq(irq, sh_vou_isr, 0, "vou", vou_dev); + ret = devm_request_irq(&pdev->dev, irq, sh_vou_isr, 0, "vou", vou_dev); if (ret < 0) - goto ereqirq; + return ret; ret = v4l2_device_register(&pdev->dev, &vou_dev->v4l2_dev); if (ret < 0) { dev_err(&pdev->dev, "Error registering v4l2 device\n"); - goto ev4l2devreg; + return ret; } vdev = &vou_dev->vdev; @@ -1374,6 +1289,30 @@ static int sh_vou_probe(struct platform_device *pdev) video_set_drvdata(vdev, vou_dev); + /* Initialize the vb2 queue */ + q = &vou_dev->queue; + q->type = V4L2_BUF_TYPE_VIDEO_OUTPUT; + q->io_modes = VB2_MMAP | VB2_DMABUF | VB2_WRITE; + q->drv_priv = vou_dev; + q->buf_struct_size = sizeof(struct sh_vou_buffer); + q->ops = &sh_vou_qops; + q->mem_ops = &vb2_dma_contig_memops; + q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; + q->min_buffers_needed = 2; + q->lock = &vou_dev->fop_lock; + ret = vb2_queue_init(q); + if (ret) + goto einitctx; + + vou_dev->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev); + if (IS_ERR(vou_dev->alloc_ctx)) { + dev_err(&pdev->dev, "Can't allocate buffer context"); + ret = PTR_ERR(vou_dev->alloc_ctx); + goto einitctx; + } + vdev->queue = q; + INIT_LIST_HEAD(&vou_dev->buf_list); + pm_runtime_enable(&pdev->dev); pm_runtime_resume(&pdev->dev); @@ -1405,41 +1344,27 @@ ei2cnd: ereset: i2c_put_adapter(i2c_adap); ei2cgadap: + vb2_dma_contig_cleanup_ctx(vou_dev->alloc_ctx); +einitctx: pm_runtime_disable(&pdev->dev); v4l2_device_unregister(&vou_dev->v4l2_dev); -ev4l2devreg: - free_irq(irq, vou_dev); -ereqirq: - iounmap(vou_dev->base); -emap: - release_mem_region(reg_res->start, resource_size(reg_res)); -ereqmemreg: - kfree(vou_dev); return ret; } static int sh_vou_remove(struct platform_device *pdev) { - int irq = platform_get_irq(pdev, 0); struct v4l2_device *v4l2_dev = platform_get_drvdata(pdev); struct sh_vou_device *vou_dev = container_of(v4l2_dev, struct sh_vou_device, v4l2_dev); struct v4l2_subdev *sd = list_entry(v4l2_dev->subdevs.next, struct v4l2_subdev, list); struct i2c_client *client = v4l2_get_subdevdata(sd); - struct resource *reg_res; - if (irq > 0) - free_irq(irq, vou_dev); pm_runtime_disable(&pdev->dev); video_unregister_device(&vou_dev->vdev); i2c_put_adapter(client->adapter); + vb2_dma_contig_cleanup_ctx(vou_dev->alloc_ctx); v4l2_device_unregister(&vou_dev->v4l2_dev); - iounmap(vou_dev->base); - reg_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (reg_res) - release_mem_region(reg_res->start, resource_size(reg_res)); - kfree(vou_dev); return 0; } diff --git a/drivers/media/platform/soc_camera/atmel-isi.c b/drivers/media/platform/soc_camera/atmel-isi.c index 287902681..90701726a 100644 --- a/drivers/media/platform/soc_camera/atmel-isi.c +++ b/drivers/media/platform/soc_camera/atmel-isi.c @@ -20,6 +20,7 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/platform_device.h> +#include <linux/pm_runtime.h> #include <linux/slab.h> #include <media/atmel-isi.h> @@ -34,7 +35,6 @@ #define VID_LIMIT_BYTES (16 * 1024 * 1024) #define MIN_FRAME_RATE 15 #define FRAME_INTERVAL_MILLI_SEC (1000 / MIN_FRAME_RATE) -#define ISI_DEFAULT_MCLK_FREQ 25000000 /* Frame buffer descriptor */ struct fbd { @@ -82,8 +82,6 @@ struct atmel_isi { struct completion complete; /* ISI peripherial clock */ struct clk *pclk; - /* ISI_MCK, feed to camera sensor to generate pixel clock */ - struct clk *mck; unsigned int irq; struct isi_platform_data pdata; @@ -386,10 +384,13 @@ static int start_streaming(struct vb2_queue *vq, unsigned int count) struct atmel_isi *isi = ici->priv; int ret; + pm_runtime_get_sync(ici->v4l2_dev.dev); + /* Reset ISI */ ret = atmel_isi_wait_status(isi, WAIT_ISI_RESET); if (ret < 0) { dev_err(icd->parent, "Reset ISI timed out\n"); + pm_runtime_put(ici->v4l2_dev.dev); return ret; } /* Disable all interrupts */ @@ -431,11 +432,9 @@ static void stop_streaming(struct vb2_queue *vq) time_before(jiffies, timeout)) msleep(1); - if (time_after(jiffies, timeout)) { + if (time_after(jiffies, timeout)) dev_err(icd->parent, "Timeout waiting for finishing codec request\n"); - return; - } /* Disable interrupts */ isi_writel(isi, ISI_INTDIS, @@ -445,6 +444,8 @@ static void stop_streaming(struct vb2_queue *vq) ret = atmel_isi_wait_status(isi, WAIT_ISI_DISABLE); if (ret < 0) dev_err(icd->parent, "Disable ISI timed out\n"); + + pm_runtime_put(ici->v4l2_dev.dev); } static struct vb2_ops isi_video_qops = { @@ -516,7 +517,13 @@ static int isi_camera_set_fmt(struct soc_camera_device *icd, if (mf->code != xlate->code) return -EINVAL; + /* Enable PM and peripheral clock before operate isi registers */ + pm_runtime_get_sync(ici->v4l2_dev.dev); + ret = configure_geometry(isi, pix->width, pix->height, xlate->code); + + pm_runtime_put(ici->v4l2_dev.dev); + if (ret < 0) return ret; @@ -730,37 +737,6 @@ static void isi_camera_remove_device(struct soc_camera_device *icd) icd->devnum); } -/* Called with .host_lock held */ -static int isi_camera_clock_start(struct soc_camera_host *ici) -{ - struct atmel_isi *isi = ici->priv; - int ret; - - ret = clk_prepare_enable(isi->pclk); - if (ret) - return ret; - - if (!IS_ERR(isi->mck)) { - ret = clk_prepare_enable(isi->mck); - if (ret) { - clk_disable_unprepare(isi->pclk); - return ret; - } - } - - return 0; -} - -/* Called with .host_lock held */ -static void isi_camera_clock_stop(struct soc_camera_host *ici) -{ - struct atmel_isi *isi = ici->priv; - - if (!IS_ERR(isi->mck)) - clk_disable_unprepare(isi->mck); - clk_disable_unprepare(isi->pclk); -} - static unsigned int isi_camera_poll(struct file *file, poll_table *pt) { struct soc_camera_device *icd = file->private_data; @@ -855,9 +831,14 @@ static int isi_camera_set_bus_param(struct soc_camera_device *icd) cfg1 |= ISI_CFG1_THMASK_BEATS_16; + /* Enable PM and peripheral clock before operate isi registers */ + pm_runtime_get_sync(ici->v4l2_dev.dev); + isi_writel(isi, ISI_CTRL, ISI_CTRL_DIS); isi_writel(isi, ISI_CFG1, cfg1); + pm_runtime_put(ici->v4l2_dev.dev); + return 0; } @@ -865,8 +846,6 @@ static struct soc_camera_host_ops isi_soc_camera_host_ops = { .owner = THIS_MODULE, .add = isi_camera_add_device, .remove = isi_camera_remove_device, - .clock_start = isi_camera_clock_start, - .clock_stop = isi_camera_clock_stop, .set_fmt = isi_camera_set_fmt, .try_fmt = isi_camera_try_fmt, .get_formats = isi_camera_get_formats, @@ -889,6 +868,7 @@ static int atmel_isi_remove(struct platform_device *pdev) sizeof(struct fbd) * MAX_BUFFER_NUM, isi->p_fb_descriptors, isi->fb_descriptors_phys); + pm_runtime_disable(&pdev->dev); return 0; } @@ -902,7 +882,6 @@ static int atmel_isi_probe_dt(struct atmel_isi *isi, /* Default settings for ISI */ isi->pdata.full_mode = 1; - isi->pdata.mck_hz = ISI_DEFAULT_MCLK_FREQ; isi->pdata.frate = ISI_CFG1_FRATE_CAPTURE_ALL; np = of_graph_get_next_endpoint(np, NULL); @@ -978,21 +957,6 @@ static int atmel_isi_probe(struct platform_device *pdev) INIT_LIST_HEAD(&isi->video_buffer_list); INIT_LIST_HEAD(&isi->dma_desc_head); - /* ISI_MCK is the sensor master clock. It should be handled by the - * sensor driver directly, as the ISI has no use for that clock. Make - * the clock optional here while platforms transition to the correct - * model. - */ - isi->mck = devm_clk_get(dev, "isi_mck"); - if (!IS_ERR(isi->mck)) { - /* Set ISI_MCK's frequency, it should be faster than pixel - * clock. - */ - ret = clk_set_rate(isi->mck, isi->pdata.mck_hz); - if (ret < 0) - return ret; - } - isi->p_fb_descriptors = dma_alloc_coherent(&pdev->dev, sizeof(struct fbd) * MAX_BUFFER_NUM, &isi->fb_descriptors_phys, @@ -1027,8 +991,6 @@ static int atmel_isi_probe(struct platform_device *pdev) if (isi->pdata.data_width_flags & ISI_DATAWIDTH_10) isi->width_flags |= 1 << 9; - isi_writel(isi, ISI_CTRL, ISI_CTRL_DIS); - irq = platform_get_irq(pdev, 0); if (IS_ERR_VALUE(irq)) { ret = irq; @@ -1049,6 +1011,9 @@ static int atmel_isi_probe(struct platform_device *pdev) soc_host->v4l2_dev.dev = &pdev->dev; soc_host->nr = pdev->id; + pm_suspend_ignore_children(&pdev->dev, true); + pm_runtime_enable(&pdev->dev); + if (isi->pdata.asd_sizes) { soc_host->asd = isi->pdata.asd; soc_host->asd_sizes = isi->pdata.asd_sizes; @@ -1062,6 +1027,7 @@ static int atmel_isi_probe(struct platform_device *pdev) return 0; err_register_soc_camera_host: + pm_runtime_disable(&pdev->dev); err_req_irq: err_ioremap: vb2_dma_contig_cleanup_ctx(isi->alloc_ctx); @@ -1074,6 +1040,30 @@ err_alloc_ctx: return ret; } +static int atmel_isi_runtime_suspend(struct device *dev) +{ + struct soc_camera_host *soc_host = to_soc_camera_host(dev); + struct atmel_isi *isi = container_of(soc_host, + struct atmel_isi, soc_host); + + clk_disable_unprepare(isi->pclk); + + return 0; +} +static int atmel_isi_runtime_resume(struct device *dev) +{ + struct soc_camera_host *soc_host = to_soc_camera_host(dev); + struct atmel_isi *isi = container_of(soc_host, + struct atmel_isi, soc_host); + + return clk_prepare_enable(isi->pclk); +} + +static const struct dev_pm_ops atmel_isi_dev_pm_ops = { + SET_RUNTIME_PM_OPS(atmel_isi_runtime_suspend, + atmel_isi_runtime_resume, NULL) +}; + static const struct of_device_id atmel_isi_of_match[] = { { .compatible = "atmel,at91sam9g45-isi" }, { } @@ -1085,6 +1075,7 @@ static struct platform_driver atmel_isi_driver = { .driver = { .name = "atmel_isi", .of_match_table = of_match_ptr(atmel_isi_of_match), + .pm = &atmel_isi_dev_pm_ops, }, }; diff --git a/drivers/media/platform/soc_camera/rcar_vin.c b/drivers/media/platform/soc_camera/rcar_vin.c index db7700b0a..71dd71c0b 100644 --- a/drivers/media/platform/soc_camera/rcar_vin.c +++ b/drivers/media/platform/soc_camera/rcar_vin.c @@ -98,6 +98,7 @@ #define VNMC_INF_YUV10_BT656 (2 << 16) #define VNMC_INF_YUV10_BT601 (3 << 16) #define VNMC_INF_YUV16 (5 << 16) +#define VNMC_INF_RGB888 (6 << 16) #define VNMC_VUP (1 << 10) #define VNMC_IM_ODD (0 << 3) #define VNMC_IM_ODD_EVEN (1 << 3) @@ -540,6 +541,9 @@ static int rcar_vin_videobuf_setup(struct vb2_queue *vq, unsigned int bytes_per_line; int ret; + if (fmt->fmt.pix.sizeimage < icd->sizeimage) + return -EINVAL; + xlate = soc_camera_xlate_by_fourcc(icd, fmt->fmt.pix.pixelformat); if (!xlate) @@ -589,7 +593,7 @@ static int rcar_vin_setup(struct rcar_vin_priv *priv) struct soc_camera_device *icd = priv->ici.icd; struct rcar_vin_cam *cam = icd->host_priv; u32 vnmc, dmr, interrupts; - bool progressive = false, output_is_yuv = false; + bool progressive = false, output_is_yuv = false, input_is_yuv = false; switch (priv->field) { case V4L2_FIELD_TOP: @@ -623,16 +627,22 @@ static int rcar_vin_setup(struct rcar_vin_priv *priv) case MEDIA_BUS_FMT_YUYV8_1X16: /* BT.601/BT.1358 16bit YCbCr422 */ vnmc |= VNMC_INF_YUV16; + input_is_yuv = true; break; case MEDIA_BUS_FMT_YUYV8_2X8: /* BT.656 8bit YCbCr422 or BT.601 8bit YCbCr422 */ vnmc |= priv->pdata_flags & RCAR_VIN_BT656 ? VNMC_INF_YUV8_BT656 : VNMC_INF_YUV8_BT601; + input_is_yuv = true; + break; + case MEDIA_BUS_FMT_RGB888_1X24: + vnmc |= VNMC_INF_RGB888; break; case MEDIA_BUS_FMT_YUYV10_2X10: /* BT.656 10bit YCbCr422 or BT.601 10bit YCbCr422 */ vnmc |= priv->pdata_flags & RCAR_VIN_BT656 ? VNMC_INF_YUV10_BT656 : VNMC_INF_YUV10_BT601; + input_is_yuv = true; break; default: break; @@ -676,7 +686,7 @@ static int rcar_vin_setup(struct rcar_vin_priv *priv) vnmc |= VNMC_VUP; /* If input and output use the same colorspace, use bypass mode */ - if (output_is_yuv) + if (input_is_yuv == output_is_yuv) vnmc |= VNMC_BPS; /* progressive or interlaced mode */ @@ -1423,6 +1433,7 @@ static int rcar_vin_get_formats(struct soc_camera_device *icd, unsigned int idx, case MEDIA_BUS_FMT_YUYV8_1X16: case MEDIA_BUS_FMT_YUYV8_2X8: case MEDIA_BUS_FMT_YUYV10_2X10: + case MEDIA_BUS_FMT_RGB888_1X24: if (cam->extra_fmt) break; @@ -1783,6 +1794,7 @@ static int rcar_vin_querycap(struct soc_camera_host *ici, strlcpy(cap->card, "R_Car_VIN", sizeof(cap->card)); cap->device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING; cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS; + snprintf(cap->bus_info, sizeof(cap->bus_info), "platform:%s%d", DRV_NAME, ici->nr); return 0; } diff --git a/drivers/media/platform/soc_camera/sh_mobile_ceu_camera.c b/drivers/media/platform/soc_camera/sh_mobile_ceu_camera.c index c5c6c4e91..efdeea449 100644 --- a/drivers/media/platform/soc_camera/sh_mobile_ceu_camera.c +++ b/drivers/media/platform/soc_camera/sh_mobile_ceu_camera.c @@ -1665,6 +1665,8 @@ static int sh_mobile_ceu_querycap(struct soc_camera_host *ici, struct v4l2_capability *cap) { strlcpy(cap->card, "SuperH_Mobile_CEU", sizeof(cap->card)); + strlcpy(cap->driver, "sh_mobile_ceu", sizeof(cap->driver)); + strlcpy(cap->bus_info, "platform:sh_mobile_ceu", sizeof(cap->bus_info)); cap->device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING; cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS; @@ -1773,6 +1775,7 @@ static int sh_mobile_ceu_probe(struct platform_device *pdev) pcdev->max_height = pcdev->pdata->max_height; pcdev->flags = pcdev->pdata->flags; } + pcdev->field = V4L2_FIELD_NONE; if (!pcdev->max_width) { unsigned int v; diff --git a/drivers/media/platform/soc_camera/soc_camera.c b/drivers/media/platform/soc_camera/soc_camera.c index d708df410..9087fed58 100644 --- a/drivers/media/platform/soc_camera/soc_camera.c +++ b/drivers/media/platform/soc_camera/soc_camera.c @@ -309,11 +309,14 @@ static int soc_camera_try_fmt_vid_cap(struct file *file, void *priv, static int soc_camera_enum_input(struct file *file, void *priv, struct v4l2_input *inp) { + struct soc_camera_device *icd = file->private_data; + if (inp->index != 0) return -EINVAL; /* default is camera */ inp->type = V4L2_INPUT_TYPE_CAMERA; + inp->std = icd->vdev->tvnorms; strcpy(inp->name, "Camera"); return 0; @@ -381,9 +384,8 @@ static int soc_camera_reqbufs(struct file *file, void *priv, ret = vb2_reqbufs(&icd->vb2_vidq, p); } - if (!ret && !icd->streamer) - icd->streamer = file; - + if (!ret) + icd->streamer = p->count ? file : NULL; return ret; } @@ -440,12 +442,19 @@ static int soc_camera_create_bufs(struct file *file, void *priv, { struct soc_camera_device *icd = file->private_data; struct soc_camera_host *ici = to_soc_camera_host(icd->parent); + int ret; /* videobuf2 only */ if (ici->ops->init_videobuf) - return -EINVAL; - else - return vb2_create_bufs(&icd->vb2_vidq, create); + return -ENOTTY; + + if (icd->streamer && icd->streamer != file) + return -EBUSY; + + ret = vb2_create_bufs(&icd->vb2_vidq, create); + if (!ret) + icd->streamer = file; + return ret; } static int soc_camera_prepare_buf(struct file *file, void *priv, @@ -467,14 +476,13 @@ static int soc_camera_expbuf(struct file *file, void *priv, struct soc_camera_device *icd = file->private_data; struct soc_camera_host *ici = to_soc_camera_host(icd->parent); - if (icd->streamer != file) - return -EBUSY; - /* videobuf2 only */ if (ici->ops->init_videobuf) - return -EINVAL; - else - return vb2_expbuf(&icd->vb2_vidq, p); + return -ENOTTY; + + if (icd->streamer && icd->streamer != file) + return -EBUSY; + return vb2_expbuf(&icd->vb2_vidq, p); } /* Always entered with .host_lock held */ @@ -780,20 +788,21 @@ static int soc_camera_close(struct file *file) struct soc_camera_host *ici = to_soc_camera_host(icd->parent); mutex_lock(&ici->host_lock); + if (icd->streamer == file) { + if (ici->ops->init_videobuf2) + vb2_queue_release(&icd->vb2_vidq); + icd->streamer = NULL; + } icd->use_count--; if (!icd->use_count) { pm_runtime_suspend(&icd->vdev->dev); pm_runtime_disable(&icd->vdev->dev); - if (ici->ops->init_videobuf2) - vb2_queue_release(&icd->vb2_vidq); __soc_camera_power_off(icd); soc_camera_remove_device(icd); } - if (icd->streamer == file) - icd->streamer = NULL; mutex_unlock(&ici->host_lock); module_put(ici->ops->owner); @@ -992,6 +1001,7 @@ static int soc_camera_streamoff(struct file *file, void *priv, struct soc_camera_device *icd = file->private_data; struct v4l2_subdev *sd = soc_camera_to_subdev(icd); struct soc_camera_host *ici = to_soc_camera_host(icd->parent); + int ret; WARN_ON(priv != file->private_data); @@ -1006,13 +1016,13 @@ static int soc_camera_streamoff(struct file *file, void *priv, * remaining buffers. When the last buffer is freed, stop capture */ if (ici->ops->init_videobuf) - videobuf_streamoff(&icd->vb_vidq); + ret = videobuf_streamoff(&icd->vb_vidq); else - vb2_streamoff(&icd->vb2_vidq, i); + ret = vb2_streamoff(&icd->vb2_vidq, i); v4l2_subdev_call(sd, video, s_stream, 0); - return 0; + return ret; } static int soc_camera_cropcap(struct file *file, void *fh, diff --git a/drivers/media/platform/sti/bdisp/bdisp-debug.c b/drivers/media/platform/sti/bdisp/bdisp-debug.c index 18282a0f8..79c56356a 100644 --- a/drivers/media/platform/sti/bdisp/bdisp-debug.c +++ b/drivers/media/platform/sti/bdisp/bdisp-debug.c @@ -116,6 +116,9 @@ static void bdisp_dbg_dump_tty(struct seq_file *s, u32 val) case BDISP_RGB565: seq_puts(s, "RGB565 - "); break; + case BDISP_RGB888: + seq_puts(s, "RGB888 - "); + break; case BDISP_XRGB8888: seq_puts(s, "xRGB888 - "); break; @@ -185,6 +188,9 @@ static void bdisp_dbg_dump_sty(struct seq_file *s, case BDISP_RGB565: seq_puts(s, "RGB565 - "); break; + case BDISP_RGB888: + seq_puts(s, "RGB888 - "); + break; case BDISP_XRGB8888: seq_puts(s, "xRGB888 - "); break; @@ -420,6 +426,8 @@ static const char *bdisp_fmt_to_str(struct bdisp_frame frame) return "NV12"; case V4L2_PIX_FMT_RGB565: return "RGB16"; + case V4L2_PIX_FMT_RGB24: + return "RGB24"; case V4L2_PIX_FMT_XBGR32: return "XRGB"; case V4L2_PIX_FMT_ABGR32: diff --git a/drivers/media/platform/sti/bdisp/bdisp-hw.c b/drivers/media/platform/sti/bdisp/bdisp-hw.c index 465828e85..052c932ac 100644 --- a/drivers/media/platform/sti/bdisp/bdisp-hw.c +++ b/drivers/media/platform/sti/bdisp/bdisp-hw.c @@ -336,8 +336,8 @@ static int bdisp_hw_get_hv_inc(struct bdisp_ctx *ctx, u16 *h_inc, u16 *v_inc) src_w = ctx->src.crop.width; src_h = ctx->src.crop.height; - dst_w = ctx->dst.width; - dst_h = ctx->dst.height; + dst_w = ctx->dst.crop.width; + dst_h = ctx->dst.crop.height; if (bdisp_hw_get_inc(src_w, dst_w, h_inc) || bdisp_hw_get_inc(src_h, dst_h, v_inc)) { @@ -483,9 +483,9 @@ static void bdisp_hw_build_node(struct bdisp_ctx *ctx, src_rect.width -= src_x_offset; src_rect.width = min_t(__s32, MAX_SRC_WIDTH, src_rect.width); - dst_x_offset = (src_x_offset * dst->width) / ctx->src.crop.width; + dst_x_offset = (src_x_offset * dst_width) / ctx->src.crop.width; dst_rect.left += dst_x_offset; - dst_rect.width = (src_rect.width * dst->width) / ctx->src.crop.width; + dst_rect.width = (src_rect.width * dst_width) / ctx->src.crop.width; /* General */ src_fmt = src->fmt->pixelformat; @@ -768,12 +768,12 @@ static void bdisp_hw_save_request(struct bdisp_ctx *ctx) /* Allocate memory if not done yet */ if (!copy_node[i]) { copy_node[i] = devm_kzalloc(ctx->bdisp_dev->dev, - sizeof(*copy_node), + sizeof(*copy_node[i]), GFP_KERNEL); if (!copy_node[i]) return; } - copy_node[i] = node[i]; + *copy_node[i] = *node[i]; } } diff --git a/drivers/media/platform/sti/bdisp/bdisp-v4l2.c b/drivers/media/platform/sti/bdisp/bdisp-v4l2.c index 9e782ebe1..df61355b4 100644 --- a/drivers/media/platform/sti/bdisp/bdisp-v4l2.c +++ b/drivers/media/platform/sti/bdisp/bdisp-v4l2.c @@ -851,33 +851,56 @@ static int bdisp_g_selection(struct file *file, void *fh, struct bdisp_frame *frame; struct bdisp_ctx *ctx = fh_to_ctx(fh); - if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) { - /* Composing / capture is not supported */ - dev_dbg(ctx->bdisp_dev->dev, "Not supported for capture\n"); - return -EINVAL; - } - frame = ctx_get_frame(ctx, s->type); if (IS_ERR(frame)) { dev_err(ctx->bdisp_dev->dev, "Invalid frame (%p)\n", frame); return PTR_ERR(frame); } - switch (s->target) { - case V4L2_SEL_TGT_CROP: - /* cropped frame */ - s->r = frame->crop; + switch (s->type) { + case V4L2_BUF_TYPE_VIDEO_OUTPUT: + switch (s->target) { + case V4L2_SEL_TGT_CROP: + /* cropped frame */ + s->r = frame->crop; + break; + case V4L2_SEL_TGT_CROP_DEFAULT: + case V4L2_SEL_TGT_CROP_BOUNDS: + /* complete frame */ + s->r.left = 0; + s->r.top = 0; + s->r.width = frame->width; + s->r.height = frame->height; + break; + default: + dev_err(ctx->bdisp_dev->dev, "Invalid target\n"); + return -EINVAL; + } break; - case V4L2_SEL_TGT_CROP_DEFAULT: - case V4L2_SEL_TGT_CROP_BOUNDS: - /* complete frame */ - s->r.left = 0; - s->r.top = 0; - s->r.width = frame->width; - s->r.height = frame->height; + + case V4L2_BUF_TYPE_VIDEO_CAPTURE: + switch (s->target) { + case V4L2_SEL_TGT_COMPOSE: + case V4L2_SEL_TGT_COMPOSE_PADDED: + /* composed (cropped) frame */ + s->r = frame->crop; + break; + case V4L2_SEL_TGT_COMPOSE_DEFAULT: + case V4L2_SEL_TGT_COMPOSE_BOUNDS: + /* complete frame */ + s->r.left = 0; + s->r.top = 0; + s->r.width = frame->width; + s->r.height = frame->height; + break; + default: + dev_err(ctx->bdisp_dev->dev, "Invalid target\n"); + return -EINVAL; + } break; + default: - dev_dbg(ctx->bdisp_dev->dev, "Invalid target\n"); + dev_err(ctx->bdisp_dev->dev, "Invalid type\n"); return -EINVAL; } @@ -906,15 +929,18 @@ static int bdisp_s_selection(struct file *file, void *fh, struct bdisp_frame *frame; struct bdisp_ctx *ctx = fh_to_ctx(fh); struct v4l2_rect *in, out; + bool valid = false; - if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) { - /* Composing / capture is not supported */ - dev_dbg(ctx->bdisp_dev->dev, "Not supported for capture\n"); - return -EINVAL; - } + if ((s->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) && + (s->target == V4L2_SEL_TGT_CROP)) + valid = true; + + if ((s->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) && + (s->target == V4L2_SEL_TGT_COMPOSE)) + valid = true; - if (s->target != V4L2_SEL_TGT_CROP) { - dev_dbg(ctx->bdisp_dev->dev, "Invalid target\n"); + if (!valid) { + dev_err(ctx->bdisp_dev->dev, "Invalid type / target\n"); return -EINVAL; } diff --git a/drivers/media/platform/sti/c8sectpfe/Kconfig b/drivers/media/platform/sti/c8sectpfe/Kconfig new file mode 100644 index 000000000..641ad8f34 --- /dev/null +++ b/drivers/media/platform/sti/c8sectpfe/Kconfig @@ -0,0 +1,28 @@ +config DVB_C8SECTPFE + tristate "STMicroelectronics C8SECTPFE DVB support" + depends on PINCTRL && DVB_CORE && I2C + depends on ARCH_STI || ARCH_MULTIPLATFORM || COMPILE_TEST + select FW_LOADER + select FW_LOADER_USER_HELPER_FALLBACK + select DEBUG_FS + select DVB_LNBP21 if MEDIA_SUBDRV_AUTOSELECT + select DVB_STV090x if MEDIA_SUBDRV_AUTOSELECT + select DVB_STB6100 if MEDIA_SUBDRV_AUTOSELECT + select DVB_STV6110 if MEDIA_SUBDRV_AUTOSELECT + select DVB_STV0900 if MEDIA_SUBDRV_AUTOSELECT + select DVB_STV0367 if MEDIA_SUBDRV_AUTOSELECT + select MEDIA_TUNER_TDA18212 if MEDIA_SUBDRV_AUTOSELECT + + ---help--- + This adds support for DVB front-end cards connected + to TS inputs of STiH407/410 SoC. + + The driver currently supports C8SECTPFE's TS input block, + memdma engine, and HW PID filtering. + + Supported DVB front-end cards are: + - STMicroelectronics DVB-T B2100A (STV0367 + TDA18212) + - STMicroelectronics DVB-S/S2 STV0903 + STV6110 + LNBP24 board + + To compile this driver as a module, choose M here: the + module will be called c8sectpfe. diff --git a/drivers/media/platform/sti/c8sectpfe/Makefile b/drivers/media/platform/sti/c8sectpfe/Makefile new file mode 100644 index 000000000..b578c7cb4 --- /dev/null +++ b/drivers/media/platform/sti/c8sectpfe/Makefile @@ -0,0 +1,9 @@ +c8sectpfe-y += c8sectpfe-core.o c8sectpfe-common.o c8sectpfe-dvb.o \ + c8sectpfe-debugfs.o + +obj-$(CONFIG_DVB_C8SECTPFE) += c8sectpfe.o + +ccflags-y += -Idrivers/media/i2c +ccflags-y += -Idrivers/media/common +ccflags-y += -Idrivers/media/dvb-core/ -Idrivers/media/dvb-frontends/ \ + -Idrivers/media/tuners/ diff --git a/drivers/media/platform/sti/c8sectpfe/c8sectpfe-common.c b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-common.c new file mode 100644 index 000000000..95223ab71 --- /dev/null +++ b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-common.c @@ -0,0 +1,265 @@ +/* + * c8sectpfe-common.c - C8SECTPFE STi DVB driver + * + * Copyright (c) STMicroelectronics 2015 + * + * Author: Peter Griffin <peter.griffin@linaro.org> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + */ +#include <linux/completion.h> +#include <linux/delay.h> +#include <linux/device.h> +#include <linux/dvb/dmx.h> +#include <linux/errno.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/io.h> +#include <linux/ioport.h> +#include <linux/module.h> +#include <linux/slab.h> +#include <linux/time.h> +#include <linux/wait.h> + +#include "dmxdev.h" +#include "dvbdev.h" +#include "dvb_demux.h" +#include "dvb_frontend.h" +#include "dvb_net.h" + +#include "c8sectpfe-common.h" +#include "c8sectpfe-core.h" +#include "c8sectpfe-dvb.h" + +static int register_dvb(struct stdemux *demux, struct dvb_adapter *adap, + void *start_feed, void *stop_feed, + struct c8sectpfei *fei) +{ + int result; + + demux->dvb_demux.dmx.capabilities = DMX_TS_FILTERING | + DMX_SECTION_FILTERING | + DMX_MEMORY_BASED_FILTERING; + + demux->dvb_demux.priv = demux; + demux->dvb_demux.filternum = C8SECTPFE_MAXCHANNEL; + demux->dvb_demux.feednum = C8SECTPFE_MAXCHANNEL; + + demux->dvb_demux.start_feed = start_feed; + demux->dvb_demux.stop_feed = stop_feed; + demux->dvb_demux.write_to_decoder = NULL; + + result = dvb_dmx_init(&demux->dvb_demux); + if (result < 0) { + dev_err(fei->dev, "dvb_dmx_init failed (errno = %d)\n", + result); + goto err_dmx; + } + + demux->dmxdev.filternum = demux->dvb_demux.filternum; + demux->dmxdev.demux = &demux->dvb_demux.dmx; + demux->dmxdev.capabilities = 0; + + result = dvb_dmxdev_init(&demux->dmxdev, adap); + if (result < 0) { + dev_err(fei->dev, "dvb_dmxdev_init failed (errno = %d)\n", + result); + + goto err_dmxdev; + } + + demux->hw_frontend.source = DMX_FRONTEND_0 + demux->tsin_index; + + result = demux->dvb_demux.dmx.add_frontend(&demux->dvb_demux.dmx, + &demux->hw_frontend); + if (result < 0) { + dev_err(fei->dev, "add_frontend failed (errno = %d)\n", result); + goto err_fe_hw; + } + + demux->mem_frontend.source = DMX_MEMORY_FE; + result = demux->dvb_demux.dmx.add_frontend(&demux->dvb_demux.dmx, + &demux->mem_frontend); + if (result < 0) { + dev_err(fei->dev, "add_frontend failed (%d)\n", result); + goto err_fe_mem; + } + + result = demux->dvb_demux.dmx.connect_frontend(&demux->dvb_demux.dmx, + &demux->hw_frontend); + if (result < 0) { + dev_err(fei->dev, "connect_frontend (%d)\n", result); + goto err_fe_con; + } + + return 0; + +err_fe_con: + demux->dvb_demux.dmx.remove_frontend(&demux->dvb_demux.dmx, + &demux->mem_frontend); +err_fe_mem: + demux->dvb_demux.dmx.remove_frontend(&demux->dvb_demux.dmx, + &demux->hw_frontend); +err_fe_hw: + dvb_dmxdev_release(&demux->dmxdev); +err_dmxdev: + dvb_dmx_release(&demux->dvb_demux); +err_dmx: + return result; + +} + +static void unregister_dvb(struct stdemux *demux) +{ + + demux->dvb_demux.dmx.remove_frontend(&demux->dvb_demux.dmx, + &demux->mem_frontend); + + demux->dvb_demux.dmx.remove_frontend(&demux->dvb_demux.dmx, + &demux->hw_frontend); + + dvb_dmxdev_release(&demux->dmxdev); + + dvb_dmx_release(&demux->dvb_demux); +} + +static struct c8sectpfe *c8sectpfe_create(struct c8sectpfei *fei, + void *start_feed, + void *stop_feed) +{ + struct c8sectpfe *c8sectpfe; + int result; + int i, j; + + short int ids[] = { -1 }; + + c8sectpfe = kzalloc(sizeof(struct c8sectpfe), GFP_KERNEL); + if (!c8sectpfe) + goto err1; + + mutex_init(&c8sectpfe->lock); + + c8sectpfe->device = fei->dev; + + result = dvb_register_adapter(&c8sectpfe->adapter, "STi c8sectpfe", + THIS_MODULE, fei->dev, ids); + if (result < 0) { + dev_err(fei->dev, "dvb_register_adapter failed (errno = %d)\n", + result); + goto err2; + } + + c8sectpfe->adapter.priv = fei; + + for (i = 0; i < fei->tsin_count; i++) { + + c8sectpfe->demux[i].tsin_index = i; + c8sectpfe->demux[i].c8sectpfei = fei; + + result = register_dvb(&c8sectpfe->demux[i], &c8sectpfe->adapter, + start_feed, stop_feed, fei); + if (result < 0) { + dev_err(fei->dev, + "register_dvb feed=%d failed (errno = %d)\n", + result, i); + + /* we take a all or nothing approach */ + for (j = 0; j < i; j++) + unregister_dvb(&c8sectpfe->demux[j]); + goto err3; + } + } + + c8sectpfe->num_feeds = fei->tsin_count; + + return c8sectpfe; +err3: + dvb_unregister_adapter(&c8sectpfe->adapter); +err2: + kfree(c8sectpfe); +err1: + return NULL; +}; + +static void c8sectpfe_delete(struct c8sectpfe *c8sectpfe) +{ + int i; + + if (!c8sectpfe) + return; + + for (i = 0; i < c8sectpfe->num_feeds; i++) + unregister_dvb(&c8sectpfe->demux[i]); + + dvb_unregister_adapter(&c8sectpfe->adapter); + + kfree(c8sectpfe); +}; + +void c8sectpfe_tuner_unregister_frontend(struct c8sectpfe *c8sectpfe, + struct c8sectpfei *fei) +{ + int n; + struct channel_info *tsin; + + for (n = 0; n < fei->tsin_count; n++) { + + tsin = fei->channel_data[n]; + + if (tsin && tsin->frontend) { + dvb_unregister_frontend(tsin->frontend); + dvb_frontend_detach(tsin->frontend); + } + + if (tsin && tsin->i2c_adapter) + i2c_put_adapter(tsin->i2c_adapter); + + if (tsin && tsin->i2c_client) { + if (tsin->i2c_client->dev.driver->owner) + module_put(tsin->i2c_client->dev.driver->owner); + i2c_unregister_device(tsin->i2c_client); + } + } + + c8sectpfe_delete(c8sectpfe); +}; + +int c8sectpfe_tuner_register_frontend(struct c8sectpfe **c8sectpfe, + struct c8sectpfei *fei, + void *start_feed, + void *stop_feed) +{ + struct channel_info *tsin; + struct dvb_frontend *frontend; + int n, res; + + *c8sectpfe = c8sectpfe_create(fei, start_feed, stop_feed); + if (!*c8sectpfe) + return -ENOMEM; + + for (n = 0; n < fei->tsin_count; n++) { + tsin = fei->channel_data[n]; + + res = c8sectpfe_frontend_attach(&frontend, *c8sectpfe, tsin, n); + if (res) + goto err; + + res = dvb_register_frontend(&c8sectpfe[0]->adapter, frontend); + if (res < 0) { + dev_err(fei->dev, "dvb_register_frontend failed (%d)\n", + res); + goto err; + } + + tsin->frontend = frontend; + } + + return 0; + +err: + c8sectpfe_tuner_unregister_frontend(*c8sectpfe, fei); + return res; +} diff --git a/drivers/media/platform/sti/c8sectpfe/c8sectpfe-common.h b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-common.h new file mode 100644 index 000000000..da21c0ac0 --- /dev/null +++ b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-common.h @@ -0,0 +1,64 @@ +/* + * c8sectpfe-common.h - C8SECTPFE STi DVB driver + * + * Copyright (c) STMicroelectronics 2015 + * + * Author: Peter Griffin <peter.griffin@linaro.org> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + */ +#ifndef _C8SECTPFE_COMMON_H_ +#define _C8SECTPFE_COMMON_H_ + +#include <linux/dvb/dmx.h> +#include <linux/dvb/frontend.h> +#include <linux/gpio.h> +#include <linux/version.h> + +#include "dmxdev.h" +#include "dvb_demux.h" +#include "dvb_frontend.h" +#include "dvb_net.h" + +/* Maximum number of channels */ +#define C8SECTPFE_MAXADAPTER (4) +#define C8SECTPFE_MAXCHANNEL 64 +#define STPTI_MAXCHANNEL 64 + +#define MAX_INPUTBLOCKS 7 + +struct c8sectpfe; +struct stdemux; + +struct stdemux { + struct dvb_demux dvb_demux; + struct dmxdev dmxdev; + struct dmx_frontend hw_frontend; + struct dmx_frontend mem_frontend; + int tsin_index; + int running_feed_count; + struct c8sectpfei *c8sectpfei; +}; + +struct c8sectpfe { + struct stdemux demux[MAX_INPUTBLOCKS]; + struct mutex lock; + struct dvb_adapter adapter; + struct device *device; + int mapping; + int num_feeds; +}; + +/* Channel registration */ +int c8sectpfe_tuner_register_frontend(struct c8sectpfe **c8sectpfe, + struct c8sectpfei *fei, + void *start_feed, + void *stop_feed); + +void c8sectpfe_tuner_unregister_frontend(struct c8sectpfe *c8sectpfe, + struct c8sectpfei *fei); + +#endif diff --git a/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c new file mode 100644 index 000000000..ab969b7a4 --- /dev/null +++ b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c @@ -0,0 +1,1235 @@ +/* + * c8sectpfe-core.c - C8SECTPFE STi DVB driver + * + * Copyright (c) STMicroelectronics 2015 + * + * Author:Peter Bennett <peter.bennett@st.com> + * Peter Griffin <peter.griffin@linaro.org> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + */ +#include <linux/atomic.h> +#include <linux/clk.h> +#include <linux/completion.h> +#include <linux/delay.h> +#include <linux/device.h> +#include <linux/dma-mapping.h> +#include <linux/dvb/dmx.h> +#include <linux/dvb/frontend.h> +#include <linux/errno.h> +#include <linux/firmware.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/io.h> +#include <linux/module.h> +#include <linux/of_gpio.h> +#include <linux/of_platform.h> +#include <linux/platform_device.h> +#include <linux/usb.h> +#include <linux/slab.h> +#include <linux/time.h> +#include <linux/version.h> +#include <linux/wait.h> +#include <linux/pinctrl/pinctrl.h> + +#include "c8sectpfe-core.h" +#include "c8sectpfe-common.h" +#include "c8sectpfe-debugfs.h" +#include "dmxdev.h" +#include "dvb_demux.h" +#include "dvb_frontend.h" +#include "dvb_net.h" + +#define FIRMWARE_MEMDMA "/*(DEBLOBBED)*/" +/*(DEBLOBBED)*/ + +#define PID_TABLE_SIZE 1024 +#define POLL_MSECS 50 + +static int load_c8sectpfe_fw_step1(struct c8sectpfei *fei); + +#define TS_PKT_SIZE 188 +#define HEADER_SIZE (4) +#define PACKET_SIZE (TS_PKT_SIZE+HEADER_SIZE) + +#define FEI_ALIGNMENT (32) +/* hw requires minimum of 8*PACKET_SIZE and padded to 8byte boundary */ +#define FEI_BUFFER_SIZE (8*PACKET_SIZE*340) + +#define FIFO_LEN 1024 + +static void c8sectpfe_timer_interrupt(unsigned long ac8sectpfei) +{ + struct c8sectpfei *fei = (struct c8sectpfei *)ac8sectpfei; + struct channel_info *channel; + int chan_num; + + /* iterate through input block channels */ + for (chan_num = 0; chan_num < fei->tsin_count; chan_num++) { + channel = fei->channel_data[chan_num]; + + /* is this descriptor initialised and TP enabled */ + if (channel->irec && readl(channel->irec + DMA_PRDS_TPENABLE)) + tasklet_schedule(&channel->tsklet); + } + + fei->timer.expires = jiffies + msecs_to_jiffies(POLL_MSECS); + add_timer(&fei->timer); +} + +static void channel_swdemux_tsklet(unsigned long data) +{ + struct channel_info *channel = (struct channel_info *)data; + struct c8sectpfei *fei = channel->fei; + unsigned long wp, rp; + int pos, num_packets, n, size; + u8 *buf; + + if (unlikely(!channel || !channel->irec)) + return; + + wp = readl(channel->irec + DMA_PRDS_BUSWP_TP(0)); + rp = readl(channel->irec + DMA_PRDS_BUSRP_TP(0)); + + pos = rp - channel->back_buffer_busaddr; + + /* has it wrapped */ + if (wp < rp) + wp = channel->back_buffer_busaddr + FEI_BUFFER_SIZE; + + size = wp - rp; + num_packets = size / PACKET_SIZE; + + /* manage cache so data is visible to CPU */ + dma_sync_single_for_cpu(fei->dev, + rp, + size, + DMA_FROM_DEVICE); + + buf = (u8 *) channel->back_buffer_aligned; + + dev_dbg(fei->dev, + "chan=%d channel=%p num_packets = %d, buf = %p, pos = 0x%x\n\t" + "rp=0x%lx, wp=0x%lx\n", + channel->tsin_id, channel, num_packets, buf, pos, rp, wp); + + for (n = 0; n < num_packets; n++) { + dvb_dmx_swfilter_packets( + &fei->c8sectpfe[0]-> + demux[channel->demux_mapping].dvb_demux, + &buf[pos], 1); + + pos += PACKET_SIZE; + } + + /* advance the read pointer */ + if (wp == (channel->back_buffer_busaddr + FEI_BUFFER_SIZE)) + writel(channel->back_buffer_busaddr, channel->irec + + DMA_PRDS_BUSRP_TP(0)); + else + writel(wp, channel->irec + DMA_PRDS_BUSWP_TP(0)); +} + +static int c8sectpfe_start_feed(struct dvb_demux_feed *dvbdmxfeed) +{ + struct dvb_demux *demux = dvbdmxfeed->demux; + struct stdemux *stdemux = (struct stdemux *)demux->priv; + struct c8sectpfei *fei = stdemux->c8sectpfei; + struct channel_info *channel; + u32 tmp; + unsigned long *bitmap; + + switch (dvbdmxfeed->type) { + case DMX_TYPE_TS: + break; + case DMX_TYPE_SEC: + break; + default: + dev_err(fei->dev, "%s:%d Error bailing\n" + , __func__, __LINE__); + return -EINVAL; + } + + if (dvbdmxfeed->type == DMX_TYPE_TS) { + switch (dvbdmxfeed->pes_type) { + case DMX_PES_VIDEO: + case DMX_PES_AUDIO: + case DMX_PES_TELETEXT: + case DMX_PES_PCR: + case DMX_PES_OTHER: + break; + default: + dev_err(fei->dev, "%s:%d Error bailing\n" + , __func__, __LINE__); + return -EINVAL; + } + } + + if (!atomic_read(&fei->fw_loaded)) { + dev_err(fei->dev, "%s: c8sectpfe fw not loaded\n", __func__); + return -EINVAL; + } + + mutex_lock(&fei->lock); + + channel = fei->channel_data[stdemux->tsin_index]; + + bitmap = (unsigned long *) channel->pid_buffer_aligned; + + /* 8192 is a special PID */ + if (dvbdmxfeed->pid == 8192) { + tmp = readl(fei->io + C8SECTPFE_IB_PID_SET(channel->tsin_id)); + tmp &= ~C8SECTPFE_PID_ENABLE; + writel(tmp, fei->io + C8SECTPFE_IB_PID_SET(channel->tsin_id)); + + } else { + bitmap_set(bitmap, dvbdmxfeed->pid, 1); + } + + /* manage cache so PID bitmap is visible to HW */ + dma_sync_single_for_device(fei->dev, + channel->pid_buffer_busaddr, + PID_TABLE_SIZE, + DMA_TO_DEVICE); + + channel->active = 1; + + if (fei->global_feed_count == 0) { + fei->timer.expires = jiffies + + msecs_to_jiffies(msecs_to_jiffies(POLL_MSECS)); + + add_timer(&fei->timer); + } + + if (stdemux->running_feed_count == 0) { + + dev_dbg(fei->dev, "Starting channel=%p\n", channel); + + tasklet_init(&channel->tsklet, channel_swdemux_tsklet, + (unsigned long) channel); + + /* Reset the internal inputblock sram pointers */ + writel(channel->fifo, + fei->io + C8SECTPFE_IB_BUFF_STRT(channel->tsin_id)); + writel(channel->fifo + FIFO_LEN - 1, + fei->io + C8SECTPFE_IB_BUFF_END(channel->tsin_id)); + + writel(channel->fifo, + fei->io + C8SECTPFE_IB_READ_PNT(channel->tsin_id)); + writel(channel->fifo, + fei->io + C8SECTPFE_IB_WRT_PNT(channel->tsin_id)); + + + /* reset read / write memdma ptrs for this channel */ + writel(channel->back_buffer_busaddr, channel->irec + + DMA_PRDS_BUSBASE_TP(0)); + + tmp = channel->back_buffer_busaddr + FEI_BUFFER_SIZE - 1; + writel(tmp, channel->irec + DMA_PRDS_BUSTOP_TP(0)); + + writel(channel->back_buffer_busaddr, channel->irec + + DMA_PRDS_BUSWP_TP(0)); + + /* Issue a reset and enable InputBlock */ + writel(C8SECTPFE_SYS_ENABLE | C8SECTPFE_SYS_RESET + , fei->io + C8SECTPFE_IB_SYS(channel->tsin_id)); + + /* and enable the tp */ + writel(0x1, channel->irec + DMA_PRDS_TPENABLE); + + dev_dbg(fei->dev, "%s:%d Starting DMA feed on stdemux=%p\n" + , __func__, __LINE__, stdemux); + } + + stdemux->running_feed_count++; + fei->global_feed_count++; + + mutex_unlock(&fei->lock); + + return 0; +} + +static int c8sectpfe_stop_feed(struct dvb_demux_feed *dvbdmxfeed) +{ + + struct dvb_demux *demux = dvbdmxfeed->demux; + struct stdemux *stdemux = (struct stdemux *)demux->priv; + struct c8sectpfei *fei = stdemux->c8sectpfei; + struct channel_info *channel; + int idlereq; + u32 tmp; + int ret; + unsigned long *bitmap; + + if (!atomic_read(&fei->fw_loaded)) { + dev_err(fei->dev, "%s: c8sectpfe fw not loaded\n", __func__); + return -EINVAL; + } + + mutex_lock(&fei->lock); + + channel = fei->channel_data[stdemux->tsin_index]; + + bitmap = (unsigned long *) channel->pid_buffer_aligned; + + if (dvbdmxfeed->pid == 8192) { + tmp = readl(fei->io + C8SECTPFE_IB_PID_SET(channel->tsin_id)); + tmp |= C8SECTPFE_PID_ENABLE; + writel(tmp, fei->io + C8SECTPFE_IB_PID_SET(channel->tsin_id)); + } else { + bitmap_clear(bitmap, dvbdmxfeed->pid, 1); + } + + /* manage cache so data is visible to HW */ + dma_sync_single_for_device(fei->dev, + channel->pid_buffer_busaddr, + PID_TABLE_SIZE, + DMA_TO_DEVICE); + + if (--stdemux->running_feed_count == 0) { + + channel = fei->channel_data[stdemux->tsin_index]; + + /* TP re-configuration on page 168 of functional spec */ + + /* disable IB (prevents more TS data going to memdma) */ + writel(0, fei->io + C8SECTPFE_IB_SYS(channel->tsin_id)); + + /* disable this channels descriptor */ + writel(0, channel->irec + DMA_PRDS_TPENABLE); + + tasklet_disable(&channel->tsklet); + + /* now request memdma channel goes idle */ + idlereq = (1 << channel->tsin_id) | IDLEREQ; + writel(idlereq, fei->io + DMA_IDLE_REQ); + + /* wait for idle irq handler to signal completion */ + ret = wait_for_completion_timeout(&channel->idle_completion, + msecs_to_jiffies(100)); + + if (ret == 0) + dev_warn(fei->dev, + "Timeout waiting for idle irq on tsin%d\n", + channel->tsin_id); + + reinit_completion(&channel->idle_completion); + + /* reset read / write ptrs for this channel */ + + writel(channel->back_buffer_busaddr, + channel->irec + DMA_PRDS_BUSBASE_TP(0)); + + tmp = channel->back_buffer_busaddr + FEI_BUFFER_SIZE - 1; + writel(tmp, channel->irec + DMA_PRDS_BUSTOP_TP(0)); + + writel(channel->back_buffer_busaddr, + channel->irec + DMA_PRDS_BUSWP_TP(0)); + + dev_dbg(fei->dev, + "%s:%d stopping DMA feed on stdemux=%p channel=%d\n", + __func__, __LINE__, stdemux, channel->tsin_id); + + /* turn off all PIDS in the bitmap */ + memset((void *)channel->pid_buffer_aligned + , 0x00, PID_TABLE_SIZE); + + /* manage cache so data is visible to HW */ + dma_sync_single_for_device(fei->dev, + channel->pid_buffer_busaddr, + PID_TABLE_SIZE, + DMA_TO_DEVICE); + + channel->active = 0; + } + + if (--fei->global_feed_count == 0) { + dev_dbg(fei->dev, "%s:%d global_feed_count=%d\n" + , __func__, __LINE__, fei->global_feed_count); + + del_timer(&fei->timer); + } + + mutex_unlock(&fei->lock); + + return 0; +} + +static struct channel_info *find_channel(struct c8sectpfei *fei, int tsin_num) +{ + int i; + + for (i = 0; i < C8SECTPFE_MAX_TSIN_CHAN; i++) { + if (!fei->channel_data[i]) + continue; + + if (fei->channel_data[i]->tsin_id == tsin_num) + return fei->channel_data[i]; + } + + return NULL; +} + +static void c8sectpfe_getconfig(struct c8sectpfei *fei) +{ + struct c8sectpfe_hw *hw = &fei->hw_stats; + + hw->num_ib = readl(fei->io + SYS_CFG_NUM_IB); + hw->num_mib = readl(fei->io + SYS_CFG_NUM_MIB); + hw->num_swts = readl(fei->io + SYS_CFG_NUM_SWTS); + hw->num_tsout = readl(fei->io + SYS_CFG_NUM_TSOUT); + hw->num_ccsc = readl(fei->io + SYS_CFG_NUM_CCSC); + hw->num_ram = readl(fei->io + SYS_CFG_NUM_RAM); + hw->num_tp = readl(fei->io + SYS_CFG_NUM_TP); + + dev_info(fei->dev, "C8SECTPFE hw supports the following:\n"); + dev_info(fei->dev, "Input Blocks: %d\n", hw->num_ib); + dev_info(fei->dev, "Merged Input Blocks: %d\n", hw->num_mib); + dev_info(fei->dev, "Software Transport Stream Inputs: %d\n" + , hw->num_swts); + dev_info(fei->dev, "Transport Stream Output: %d\n", hw->num_tsout); + dev_info(fei->dev, "Cable Card Converter: %d\n", hw->num_ccsc); + dev_info(fei->dev, "RAMs supported by C8SECTPFE: %d\n", hw->num_ram); + dev_info(fei->dev, "Tango TPs supported by C8SECTPFE: %d\n" + , hw->num_tp); +} + +static irqreturn_t c8sectpfe_idle_irq_handler(int irq, void *priv) +{ + struct c8sectpfei *fei = priv; + struct channel_info *chan; + int bit; + unsigned long tmp = readl(fei->io + DMA_IDLE_REQ); + + /* page 168 of functional spec: Clear the idle request + by writing 0 to the C8SECTPFE_DMA_IDLE_REQ register. */ + + /* signal idle completion */ + for_each_set_bit(bit, &tmp, fei->hw_stats.num_ib) { + + chan = find_channel(fei, bit); + + if (chan) + complete(&chan->idle_completion); + } + + writel(0, fei->io + DMA_IDLE_REQ); + + return IRQ_HANDLED; +} + + +static void free_input_block(struct c8sectpfei *fei, struct channel_info *tsin) +{ + if (!fei || !tsin) + return; + + if (tsin->back_buffer_busaddr) + if (!dma_mapping_error(fei->dev, tsin->back_buffer_busaddr)) + dma_unmap_single(fei->dev, tsin->back_buffer_busaddr, + FEI_BUFFER_SIZE, DMA_BIDIRECTIONAL); + + kfree(tsin->back_buffer_start); + + if (tsin->pid_buffer_busaddr) + if (!dma_mapping_error(fei->dev, tsin->pid_buffer_busaddr)) + dma_unmap_single(fei->dev, tsin->pid_buffer_busaddr, + PID_TABLE_SIZE, DMA_BIDIRECTIONAL); + + kfree(tsin->pid_buffer_start); +} + +#define MAX_NAME 20 + +static int configure_memdma_and_inputblock(struct c8sectpfei *fei, + struct channel_info *tsin) +{ + int ret; + u32 tmp; + char tsin_pin_name[MAX_NAME]; + + if (!fei || !tsin) + return -EINVAL; + + dev_dbg(fei->dev, "%s:%d Configuring channel=%p tsin=%d\n" + , __func__, __LINE__, tsin, tsin->tsin_id); + + init_completion(&tsin->idle_completion); + + tsin->back_buffer_start = kzalloc(FEI_BUFFER_SIZE + + FEI_ALIGNMENT, GFP_KERNEL); + + if (!tsin->back_buffer_start) { + ret = -ENOMEM; + goto err_unmap; + } + + /* Ensure backbuffer is 32byte aligned */ + tsin->back_buffer_aligned = tsin->back_buffer_start + + FEI_ALIGNMENT; + + tsin->back_buffer_aligned = (void *) + (((uintptr_t) tsin->back_buffer_aligned) & ~0x1F); + + tsin->back_buffer_busaddr = dma_map_single(fei->dev, + (void *)tsin->back_buffer_aligned, + FEI_BUFFER_SIZE, + DMA_BIDIRECTIONAL); + + if (dma_mapping_error(fei->dev, tsin->back_buffer_busaddr)) { + dev_err(fei->dev, "failed to map back_buffer\n"); + ret = -EFAULT; + goto err_unmap; + } + + /* + * The pid buffer can be configured (in hw) for byte or bit + * per pid. By powers of deduction we conclude stih407 family + * is configured (at SoC design stage) for bit per pid. + */ + tsin->pid_buffer_start = kzalloc(2048, GFP_KERNEL); + + if (!tsin->pid_buffer_start) { + ret = -ENOMEM; + goto err_unmap; + } + + /* + * PID buffer needs to be aligned to size of the pid table + * which at bit per pid is 1024 bytes (8192 pids / 8). + * PIDF_BASE register enforces this alignment when writing + * the register. + */ + + tsin->pid_buffer_aligned = tsin->pid_buffer_start + + PID_TABLE_SIZE; + + tsin->pid_buffer_aligned = (void *) + (((uintptr_t) tsin->pid_buffer_aligned) & ~0x3ff); + + tsin->pid_buffer_busaddr = dma_map_single(fei->dev, + tsin->pid_buffer_aligned, + PID_TABLE_SIZE, + DMA_BIDIRECTIONAL); + + if (dma_mapping_error(fei->dev, tsin->pid_buffer_busaddr)) { + dev_err(fei->dev, "failed to map pid_bitmap\n"); + ret = -EFAULT; + goto err_unmap; + } + + /* manage cache so pid bitmap is visible to HW */ + dma_sync_single_for_device(fei->dev, + tsin->pid_buffer_busaddr, + PID_TABLE_SIZE, + DMA_TO_DEVICE); + + snprintf(tsin_pin_name, MAX_NAME, "tsin%d-%s", tsin->tsin_id, + (tsin->serial_not_parallel ? "serial" : "parallel")); + + tsin->pstate = pinctrl_lookup_state(fei->pinctrl, tsin_pin_name); + if (IS_ERR(tsin->pstate)) { + dev_err(fei->dev, "%s: pinctrl_lookup_state couldn't find %s state\n" + , __func__, tsin_pin_name); + ret = PTR_ERR(tsin->pstate); + goto err_unmap; + } + + ret = pinctrl_select_state(fei->pinctrl, tsin->pstate); + + if (ret) { + dev_err(fei->dev, "%s: pinctrl_select_state failed\n" + , __func__); + goto err_unmap; + } + + /* Enable this input block */ + tmp = readl(fei->io + SYS_INPUT_CLKEN); + tmp |= BIT(tsin->tsin_id); + writel(tmp, fei->io + SYS_INPUT_CLKEN); + + if (tsin->serial_not_parallel) + tmp |= C8SECTPFE_SERIAL_NOT_PARALLEL; + + if (tsin->invert_ts_clk) + tmp |= C8SECTPFE_INVERT_TSCLK; + + if (tsin->async_not_sync) + tmp |= C8SECTPFE_ASYNC_NOT_SYNC; + + tmp |= C8SECTPFE_ALIGN_BYTE_SOP | C8SECTPFE_BYTE_ENDIANNESS_MSB; + + writel(tmp, fei->io + C8SECTPFE_IB_IP_FMT_CFG(tsin->tsin_id)); + + writel(C8SECTPFE_SYNC(0x9) | + C8SECTPFE_DROP(0x9) | + C8SECTPFE_TOKEN(0x47), + fei->io + C8SECTPFE_IB_SYNCLCKDRP_CFG(tsin->tsin_id)); + + writel(TS_PKT_SIZE, fei->io + C8SECTPFE_IB_PKT_LEN(tsin->tsin_id)); + + /* Place the FIFO's at the end of the irec descriptors */ + + tsin->fifo = (tsin->tsin_id * FIFO_LEN); + + writel(tsin->fifo, fei->io + C8SECTPFE_IB_BUFF_STRT(tsin->tsin_id)); + writel(tsin->fifo + FIFO_LEN - 1, + fei->io + C8SECTPFE_IB_BUFF_END(tsin->tsin_id)); + + writel(tsin->fifo, fei->io + C8SECTPFE_IB_READ_PNT(tsin->tsin_id)); + writel(tsin->fifo, fei->io + C8SECTPFE_IB_WRT_PNT(tsin->tsin_id)); + + writel(tsin->pid_buffer_busaddr, + fei->io + PIDF_BASE(tsin->tsin_id)); + + dev_info(fei->dev, "chan=%d PIDF_BASE=0x%x pid_bus_addr=%pad\n", + tsin->tsin_id, readl(fei->io + PIDF_BASE(tsin->tsin_id)), + &tsin->pid_buffer_busaddr); + + /* Configure and enable HW PID filtering */ + + /* + * The PID value is created by assembling the first 8 bytes of + * the TS packet into a 64-bit word in big-endian format. A + * slice of that 64-bit word is taken from + * (PID_OFFSET+PID_NUM_BITS-1) to PID_OFFSET. + */ + tmp = (C8SECTPFE_PID_ENABLE | C8SECTPFE_PID_NUMBITS(13) + | C8SECTPFE_PID_OFFSET(40)); + + writel(tmp, fei->io + C8SECTPFE_IB_PID_SET(tsin->tsin_id)); + + dev_dbg(fei->dev, "chan=%d setting wp: %d, rp: %d, buf: %d-%d\n", + tsin->tsin_id, + readl(fei->io + C8SECTPFE_IB_WRT_PNT(tsin->tsin_id)), + readl(fei->io + C8SECTPFE_IB_READ_PNT(tsin->tsin_id)), + readl(fei->io + C8SECTPFE_IB_BUFF_STRT(tsin->tsin_id)), + readl(fei->io + C8SECTPFE_IB_BUFF_END(tsin->tsin_id))); + + /* Get base addpress of pointer record block from DMEM */ + tsin->irec = fei->io + DMA_MEMDMA_OFFSET + DMA_DMEM_OFFSET + + readl(fei->io + DMA_PTRREC_BASE); + + /* fill out pointer record data structure */ + + /* advance pointer record block to our channel */ + tsin->irec += (tsin->tsin_id * DMA_PRDS_SIZE); + + writel(tsin->fifo, tsin->irec + DMA_PRDS_MEMBASE); + + writel(tsin->fifo + FIFO_LEN - 1, tsin->irec + DMA_PRDS_MEMTOP); + + writel((188 + 7)&~7, tsin->irec + DMA_PRDS_PKTSIZE); + + writel(0x1, tsin->irec + DMA_PRDS_TPENABLE); + + /* read/write pointers with physical bus address */ + + writel(tsin->back_buffer_busaddr, tsin->irec + DMA_PRDS_BUSBASE_TP(0)); + + tmp = tsin->back_buffer_busaddr + FEI_BUFFER_SIZE - 1; + writel(tmp, tsin->irec + DMA_PRDS_BUSTOP_TP(0)); + + writel(tsin->back_buffer_busaddr, tsin->irec + DMA_PRDS_BUSWP_TP(0)); + writel(tsin->back_buffer_busaddr, tsin->irec + DMA_PRDS_BUSRP_TP(0)); + + /* initialize tasklet */ + tasklet_init(&tsin->tsklet, channel_swdemux_tsklet, + (unsigned long) tsin); + + return 0; + +err_unmap: + free_input_block(fei, tsin); + return ret; +} + +static irqreturn_t c8sectpfe_error_irq_handler(int irq, void *priv) +{ + struct c8sectpfei *fei = priv; + + dev_err(fei->dev, "%s: error handling not yet implemented\n" + , __func__); + + /* + * TODO FIXME we should detect some error conditions here + * and ideally so something about them! + */ + + return IRQ_HANDLED; +} + +static int c8sectpfe_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct device_node *child, *np = dev->of_node; + struct c8sectpfei *fei; + struct resource *res; + int ret, index = 0; + struct channel_info *tsin; + + /* Allocate the c8sectpfei structure */ + fei = devm_kzalloc(dev, sizeof(struct c8sectpfei), GFP_KERNEL); + if (!fei) + return -ENOMEM; + + fei->dev = dev; + + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "c8sectpfe"); + fei->io = devm_ioremap_resource(dev, res); + if (IS_ERR(fei->io)) + return PTR_ERR(fei->io); + + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, + "c8sectpfe-ram"); + fei->sram = devm_ioremap_resource(dev, res); + if (IS_ERR(fei->sram)) + return PTR_ERR(fei->sram); + + fei->sram_size = res->end - res->start; + + fei->idle_irq = platform_get_irq_byname(pdev, "c8sectpfe-idle-irq"); + if (fei->idle_irq < 0) { + dev_err(dev, "Can't get c8sectpfe-idle-irq\n"); + return fei->idle_irq; + } + + fei->error_irq = platform_get_irq_byname(pdev, "c8sectpfe-error-irq"); + if (fei->error_irq < 0) { + dev_err(dev, "Can't get c8sectpfe-error-irq\n"); + return fei->error_irq; + } + + platform_set_drvdata(pdev, fei); + + fei->c8sectpfeclk = devm_clk_get(dev, "c8sectpfe"); + if (IS_ERR(fei->c8sectpfeclk)) { + dev_err(dev, "c8sectpfe clk not found\n"); + return PTR_ERR(fei->c8sectpfeclk); + } + + ret = clk_prepare_enable(fei->c8sectpfeclk); + if (ret) { + dev_err(dev, "Failed to enable c8sectpfe clock\n"); + return ret; + } + + /* to save power disable all IP's (on by default) */ + writel(0, fei->io + SYS_INPUT_CLKEN); + + /* Enable memdma clock */ + writel(MEMDMAENABLE, fei->io + SYS_OTHER_CLKEN); + + /* clear internal sram */ + memset_io(fei->sram, 0x0, fei->sram_size); + + c8sectpfe_getconfig(fei); + + ret = devm_request_irq(dev, fei->idle_irq, c8sectpfe_idle_irq_handler, + 0, "c8sectpfe-idle-irq", fei); + if (ret) { + dev_err(dev, "Can't register c8sectpfe-idle-irq IRQ.\n"); + goto err_clk_disable; + } + + ret = devm_request_irq(dev, fei->error_irq, + c8sectpfe_error_irq_handler, 0, + "c8sectpfe-error-irq", fei); + if (ret) { + dev_err(dev, "Can't register c8sectpfe-error-irq IRQ.\n"); + goto err_clk_disable; + } + + fei->tsin_count = of_get_child_count(np); + + if (fei->tsin_count > C8SECTPFE_MAX_TSIN_CHAN || + fei->tsin_count > fei->hw_stats.num_ib) { + + dev_err(dev, "More tsin declared than exist on SoC!\n"); + ret = -EINVAL; + goto err_clk_disable; + } + + fei->pinctrl = devm_pinctrl_get(dev); + + if (IS_ERR(fei->pinctrl)) { + dev_err(dev, "Error getting tsin pins\n"); + ret = PTR_ERR(fei->pinctrl); + goto err_clk_disable; + } + + for_each_child_of_node(np, child) { + struct device_node *i2c_bus; + + fei->channel_data[index] = devm_kzalloc(dev, + sizeof(struct channel_info), + GFP_KERNEL); + + if (!fei->channel_data[index]) { + ret = -ENOMEM; + goto err_clk_disable; + } + + tsin = fei->channel_data[index]; + + tsin->fei = fei; + + ret = of_property_read_u32(child, "tsin-num", &tsin->tsin_id); + if (ret) { + dev_err(&pdev->dev, "No tsin_num found\n"); + goto err_clk_disable; + } + + /* sanity check value */ + if (tsin->tsin_id > fei->hw_stats.num_ib) { + dev_err(&pdev->dev, + "tsin-num %d specified greater than number\n\t" + "of input block hw in SoC! (%d)", + tsin->tsin_id, fei->hw_stats.num_ib); + ret = -EINVAL; + goto err_clk_disable; + } + + tsin->invert_ts_clk = of_property_read_bool(child, + "invert-ts-clk"); + + tsin->serial_not_parallel = of_property_read_bool(child, + "serial-not-parallel"); + + tsin->async_not_sync = of_property_read_bool(child, + "async-not-sync"); + + ret = of_property_read_u32(child, "dvb-card", + &tsin->dvb_card); + if (ret) { + dev_err(&pdev->dev, "No dvb-card found\n"); + goto err_clk_disable; + } + + i2c_bus = of_parse_phandle(child, "i2c-bus", 0); + if (!i2c_bus) { + dev_err(&pdev->dev, "No i2c-bus found\n"); + goto err_clk_disable; + } + tsin->i2c_adapter = + of_find_i2c_adapter_by_node(i2c_bus); + if (!tsin->i2c_adapter) { + dev_err(&pdev->dev, "No i2c adapter found\n"); + of_node_put(i2c_bus); + goto err_clk_disable; + } + of_node_put(i2c_bus); + + tsin->rst_gpio = of_get_named_gpio(child, "rst-gpio", 0); + + ret = gpio_is_valid(tsin->rst_gpio); + if (!ret) { + dev_err(dev, + "reset gpio for tsin%d not valid (gpio=%d)\n", + tsin->tsin_id, tsin->rst_gpio); + goto err_clk_disable; + } + + ret = devm_gpio_request_one(dev, tsin->rst_gpio, + GPIOF_OUT_INIT_LOW, "NIM reset"); + if (ret && ret != -EBUSY) { + dev_err(dev, "Can't request tsin%d reset gpio\n" + , fei->channel_data[index]->tsin_id); + goto err_clk_disable; + } + + if (!ret) { + /* toggle reset lines */ + gpio_direction_output(tsin->rst_gpio, 0); + usleep_range(3500, 5000); + gpio_direction_output(tsin->rst_gpio, 1); + usleep_range(3000, 5000); + } + + tsin->demux_mapping = index; + + dev_dbg(fei->dev, + "channel=%p n=%d tsin_num=%d, invert-ts-clk=%d\n\t" + "serial-not-parallel=%d pkt-clk-valid=%d dvb-card=%d\n", + fei->channel_data[index], index, + tsin->tsin_id, tsin->invert_ts_clk, + tsin->serial_not_parallel, tsin->async_not_sync, + tsin->dvb_card); + + index++; + } + + /* Setup timer interrupt */ + init_timer(&fei->timer); + fei->timer.function = c8sectpfe_timer_interrupt; + fei->timer.data = (unsigned long)fei; + + mutex_init(&fei->lock); + + /* Get the configuration information about the tuners */ + ret = c8sectpfe_tuner_register_frontend(&fei->c8sectpfe[0], + (void *)fei, + c8sectpfe_start_feed, + c8sectpfe_stop_feed); + if (ret) { + dev_err(dev, "c8sectpfe_tuner_register_frontend failed (%d)\n", + ret); + goto err_clk_disable; + } + + /* ensure all other init has been done before requesting firmware */ + ret = load_c8sectpfe_fw_step1(fei); + if (ret) { + dev_err(dev, "Couldn't load slim core firmware\n"); + goto err_clk_disable; + } + + c8sectpfe_debugfs_init(fei); + + return 0; + +err_clk_disable: + /* TODO uncomment when upstream has taken a reference on this clk */ + /*clk_disable_unprepare(fei->c8sectpfeclk);*/ + return ret; +} + +static int c8sectpfe_remove(struct platform_device *pdev) +{ + struct c8sectpfei *fei = platform_get_drvdata(pdev); + struct channel_info *channel; + int i; + + wait_for_completion(&fei->fw_ack); + + c8sectpfe_tuner_unregister_frontend(fei->c8sectpfe[0], fei); + + /* + * Now loop through and un-configure each of the InputBlock resources + */ + for (i = 0; i < fei->tsin_count; i++) { + channel = fei->channel_data[i]; + free_input_block(fei, channel); + } + + c8sectpfe_debugfs_exit(fei); + + dev_info(fei->dev, "Stopping memdma SLIM core\n"); + if (readl(fei->io + DMA_CPU_RUN)) + writel(0x0, fei->io + DMA_CPU_RUN); + + /* unclock all internal IP's */ + if (readl(fei->io + SYS_INPUT_CLKEN)) + writel(0, fei->io + SYS_INPUT_CLKEN); + + if (readl(fei->io + SYS_OTHER_CLKEN)) + writel(0, fei->io + SYS_OTHER_CLKEN); + + /* TODO uncomment when upstream has taken a reference on this clk */ + /* + if (fei->c8sectpfeclk) + clk_disable_unprepare(fei->c8sectpfeclk); + */ + + return 0; +} + + +static int configure_channels(struct c8sectpfei *fei) +{ + int index = 0, ret; + struct channel_info *tsin; + struct device_node *child, *np = fei->dev->of_node; + + /* iterate round each tsin and configure memdma descriptor and IB hw */ + for_each_child_of_node(np, child) { + + tsin = fei->channel_data[index]; + + ret = configure_memdma_and_inputblock(fei, + fei->channel_data[index]); + + if (ret) { + dev_err(fei->dev, + "configure_memdma_and_inputblock failed\n"); + goto err_unmap; + } + index++; + } + + return 0; + +err_unmap: + for (index = 0; index < fei->tsin_count; index++) { + tsin = fei->channel_data[index]; + free_input_block(fei, tsin); + } + return ret; +} + +static int +c8sectpfe_elf_sanity_check(struct c8sectpfei *fei, const struct firmware *fw) +{ + struct elf32_hdr *ehdr; + char class; + + if (!fw) { + dev_err(fei->dev, "failed to load %s\n", FIRMWARE_MEMDMA); + return -EINVAL; + } + + if (fw->size < sizeof(struct elf32_hdr)) { + dev_err(fei->dev, "Image is too small\n"); + return -EINVAL; + } + + ehdr = (struct elf32_hdr *)fw->data; + + /* We only support ELF32 at this point */ + class = ehdr->e_ident[EI_CLASS]; + if (class != ELFCLASS32) { + dev_err(fei->dev, "Unsupported class: %d\n", class); + return -EINVAL; + } + + if (ehdr->e_ident[EI_DATA] != ELFDATA2LSB) { + dev_err(fei->dev, "Unsupported firmware endianness\n"); + return -EINVAL; + } + + if (fw->size < ehdr->e_shoff + sizeof(struct elf32_shdr)) { + dev_err(fei->dev, "Image is too small\n"); + return -EINVAL; + } + + if (memcmp(ehdr->e_ident, ELFMAG, SELFMAG)) { + dev_err(fei->dev, "Image is corrupted (bad magic)\n"); + return -EINVAL; + } + + /* Check ELF magic */ + ehdr = (Elf32_Ehdr *)fw->data; + if (ehdr->e_ident[EI_MAG0] != ELFMAG0 || + ehdr->e_ident[EI_MAG1] != ELFMAG1 || + ehdr->e_ident[EI_MAG2] != ELFMAG2 || + ehdr->e_ident[EI_MAG3] != ELFMAG3) { + dev_err(fei->dev, "Invalid ELF magic\n"); + return -EINVAL; + } + + if (ehdr->e_type != ET_EXEC) { + dev_err(fei->dev, "Unsupported ELF header type\n"); + return -EINVAL; + } + + if (ehdr->e_phoff > fw->size) { + dev_err(fei->dev, "Firmware size is too small\n"); + return -EINVAL; + } + + return 0; +} + + +static void load_imem_segment(struct c8sectpfei *fei, Elf32_Phdr *phdr, + const struct firmware *fw, u8 __iomem *dest, + int seg_num) +{ + const u8 *imem_src = fw->data + phdr->p_offset; + int i; + + /* + * For IMEM segments, the segment contains 24-bit + * instructions which must be padded to 32-bit + * instructions before being written. The written + * segment is padded with NOP instructions. + */ + + dev_dbg(fei->dev, + "Loading IMEM segment %d 0x%08x\n\t" + " (0x%x bytes) -> 0x%p (0x%x bytes)\n", seg_num, + phdr->p_paddr, phdr->p_filesz, + dest, phdr->p_memsz + phdr->p_memsz / 3); + + for (i = 0; i < phdr->p_filesz; i++) { + + writeb(readb((void __iomem *)imem_src), (void __iomem *)dest); + + /* Every 3 bytes, add an additional + * padding zero in destination */ + if (i % 3 == 2) { + dest++; + writeb(0x00, (void __iomem *)dest); + } + + dest++; + imem_src++; + } +} + +static void load_dmem_segment(struct c8sectpfei *fei, Elf32_Phdr *phdr, + const struct firmware *fw, u8 __iomem *dst, int seg_num) +{ + /* + * For DMEM segments copy the segment data from the ELF + * file and pad segment with zeroes + */ + + dev_dbg(fei->dev, + "Loading DMEM segment %d 0x%08x\n\t" + "(0x%x bytes) -> 0x%p (0x%x bytes)\n", + seg_num, phdr->p_paddr, phdr->p_filesz, + dst, phdr->p_memsz); + + memcpy((void __iomem *)dst, (void *)fw->data + phdr->p_offset, + phdr->p_filesz); + + memset((void __iomem *)dst + phdr->p_filesz, 0, + phdr->p_memsz - phdr->p_filesz); +} + +static int load_slim_core_fw(const struct firmware *fw, void *context) +{ + struct c8sectpfei *fei = context; + Elf32_Ehdr *ehdr; + Elf32_Phdr *phdr; + u8 __iomem *dst; + int err = 0, i; + + if (!fw || !context) + return -EINVAL; + + ehdr = (Elf32_Ehdr *)fw->data; + phdr = (Elf32_Phdr *)(fw->data + ehdr->e_phoff); + + /* go through the available ELF segments */ + for (i = 0; i < ehdr->e_phnum; i++, phdr++) { + + /* Only consider LOAD segments */ + if (phdr->p_type != PT_LOAD) + continue; + + /* + * Check segment is contained within the fw->data buffer + */ + if (phdr->p_offset + phdr->p_filesz > fw->size) { + dev_err(fei->dev, + "Segment %d is outside of firmware file\n", i); + err = -EINVAL; + break; + } + + /* + * MEMDMA IMEM has executable flag set, otherwise load + * this segment into DMEM. + * + */ + + if (phdr->p_flags & PF_X) { + dst = (u8 __iomem *) fei->io + DMA_MEMDMA_IMEM; + /* + * The Slim ELF file uses 32-bit word addressing for + * load offsets. + */ + dst += (phdr->p_paddr & 0xFFFFF) * sizeof(unsigned int); + load_imem_segment(fei, phdr, fw, dst, i); + } else { + dst = (u8 __iomem *) fei->io + DMA_MEMDMA_DMEM; + /* + * The Slim ELF file uses 32-bit word addressing for + * load offsets. + */ + dst += (phdr->p_paddr & 0xFFFFF) * sizeof(unsigned int); + load_dmem_segment(fei, phdr, fw, dst, i); + } + } + + release_firmware(fw); + return err; +} + +static void load_c8sectpfe_fw_cb(const struct firmware *fw, void *context) +{ + struct c8sectpfei *fei = context; + int err; + + err = c8sectpfe_elf_sanity_check(fei, fw); + if (err) { + dev_err(fei->dev, "c8sectpfe_elf_sanity_check failed err=(%d)\n" + , err); + goto err; + } + + err = load_slim_core_fw(fw, context); + if (err) { + dev_err(fei->dev, "load_slim_core_fw failed err=(%d)\n", err); + goto err; + } + + /* now the firmware is loaded configure the input blocks */ + err = configure_channels(fei); + if (err) { + dev_err(fei->dev, "configure_channels failed err=(%d)\n", err); + goto err; + } + + /* + * STBus target port can access IMEM and DMEM ports + * without waiting for CPU + */ + writel(0x1, fei->io + DMA_PER_STBUS_SYNC); + + dev_info(fei->dev, "Boot the memdma SLIM core\n"); + writel(0x1, fei->io + DMA_CPU_RUN); + + atomic_set(&fei->fw_loaded, 1); +err: + complete_all(&fei->fw_ack); +} + +static int load_c8sectpfe_fw_step1(struct c8sectpfei *fei) +{ + int err; + + dev_info(fei->dev, "Loading firmware: %s\n", FIRMWARE_MEMDMA); + + init_completion(&fei->fw_ack); + atomic_set(&fei->fw_loaded, 0); + + err = reject_firmware_nowait(THIS_MODULE, FW_ACTION_HOTPLUG, + FIRMWARE_MEMDMA, fei->dev, GFP_KERNEL, fei, + load_c8sectpfe_fw_cb); + + if (err) { + dev_err(fei->dev, "request_firmware_nowait err: %d.\n", err); + complete_all(&fei->fw_ack); + return err; + } + + return 0; +} + +static const struct of_device_id c8sectpfe_match[] = { + { .compatible = "st,stih407-c8sectpfe" }, + { /* sentinel */ }, +}; +MODULE_DEVICE_TABLE(of, c8sectpfe_match); + +static struct platform_driver c8sectpfe_driver = { + .driver = { + .name = "c8sectpfe", + .of_match_table = of_match_ptr(c8sectpfe_match), + }, + .probe = c8sectpfe_probe, + .remove = c8sectpfe_remove, +}; + +module_platform_driver(c8sectpfe_driver); + +MODULE_AUTHOR("Peter Bennett <peter.bennett@st.com>"); +MODULE_AUTHOR("Peter Griffin <peter.griffin@linaro.org>"); +MODULE_DESCRIPTION("C8SECTPFE STi DVB Driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.h b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.h new file mode 100644 index 000000000..39e7a221a --- /dev/null +++ b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.h @@ -0,0 +1,288 @@ +/* + * c8sectpfe-core.h - C8SECTPFE STi DVB driver + * + * Copyright (c) STMicroelectronics 2015 + * + * Author:Peter Bennett <peter.bennett@st.com> + * Peter Griffin <peter.griffin@linaro.org> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + */ +#ifndef _C8SECTPFE_CORE_H_ +#define _C8SECTPFE_CORE_H_ + +#define C8SECTPFEI_MAXCHANNEL 16 +#define C8SECTPFEI_MAXADAPTER 3 + +#define C8SECTPFE_MAX_TSIN_CHAN 8 + +struct channel_info { + + int tsin_id; + bool invert_ts_clk; + bool serial_not_parallel; + bool async_not_sync; + int i2c; + int dvb_card; + + int rst_gpio; + + struct i2c_adapter *i2c_adapter; + struct i2c_adapter *tuner_i2c; + struct i2c_adapter *lnb_i2c; + struct i2c_client *i2c_client; + struct dvb_frontend *frontend; + + struct pinctrl_state *pstate; + + int demux_mapping; + int active; + + void *back_buffer_start; + void *back_buffer_aligned; + dma_addr_t back_buffer_busaddr; + + void *pid_buffer_start; + void *pid_buffer_aligned; + dma_addr_t pid_buffer_busaddr; + + unsigned long fifo; + + struct completion idle_completion; + struct tasklet_struct tsklet; + + struct c8sectpfei *fei; + void __iomem *irec; + +}; + +struct c8sectpfe_hw { + int num_ib; + int num_mib; + int num_swts; + int num_tsout; + int num_ccsc; + int num_ram; + int num_tp; +}; + +struct c8sectpfei { + + struct device *dev; + struct pinctrl *pinctrl; + + struct dentry *root; + struct debugfs_regset32 *regset; + struct completion fw_ack; + atomic_t fw_loaded; + + int tsin_count; + + struct c8sectpfe_hw hw_stats; + + struct c8sectpfe *c8sectpfe[C8SECTPFEI_MAXADAPTER]; + + int mapping[C8SECTPFEI_MAXCHANNEL]; + + struct mutex lock; + + struct timer_list timer; /* timer interrupts for outputs */ + + void __iomem *io; + void __iomem *sram; + + unsigned long sram_size; + + struct channel_info *channel_data[C8SECTPFE_MAX_TSIN_CHAN]; + + struct clk *c8sectpfeclk; + int nima_rst_gpio; + int nimb_rst_gpio; + + int idle_irq; + int error_irq; + + int global_feed_count; +}; + +/* C8SECTPFE SYS Regs list */ + +#define SYS_INPUT_ERR_STATUS 0x0 +#define SYS_OTHER_ERR_STATUS 0x8 +#define SYS_INPUT_ERR_MASK 0x10 +#define SYS_OTHER_ERR_MASK 0x18 +#define SYS_DMA_ROUTE 0x20 +#define SYS_INPUT_CLKEN 0x30 +#define IBENABLE_MASK 0x7F + +#define SYS_OTHER_CLKEN 0x38 +#define TSDMAENABLE BIT(1) +#define MEMDMAENABLE BIT(0) + +#define SYS_CFG_NUM_IB 0x200 +#define SYS_CFG_NUM_MIB 0x204 +#define SYS_CFG_NUM_SWTS 0x208 +#define SYS_CFG_NUM_TSOUT 0x20C +#define SYS_CFG_NUM_CCSC 0x210 +#define SYS_CFG_NUM_RAM 0x214 +#define SYS_CFG_NUM_TP 0x218 + +/* Input Block Regs */ + +#define C8SECTPFE_INPUTBLK_OFFSET 0x1000 +#define C8SECTPFE_CHANNEL_OFFSET(x) ((x*0x40) + C8SECTPFE_INPUTBLK_OFFSET) + +#define C8SECTPFE_IB_IP_FMT_CFG(x) (C8SECTPFE_CHANNEL_OFFSET(x) + 0x00) +#define C8SECTPFE_IGNORE_ERR_AT_SOP BIT(7) +#define C8SECTPFE_IGNORE_ERR_IN_PKT BIT(6) +#define C8SECTPFE_IGNORE_ERR_IN_BYTE BIT(5) +#define C8SECTPFE_INVERT_TSCLK BIT(4) +#define C8SECTPFE_ALIGN_BYTE_SOP BIT(3) +#define C8SECTPFE_ASYNC_NOT_SYNC BIT(2) +#define C8SECTPFE_BYTE_ENDIANNESS_MSB BIT(1) +#define C8SECTPFE_SERIAL_NOT_PARALLEL BIT(0) + +#define C8SECTPFE_IB_SYNCLCKDRP_CFG(x) (C8SECTPFE_CHANNEL_OFFSET(x) + 0x04) +#define C8SECTPFE_SYNC(x) (x & 0xf) +#define C8SECTPFE_DROP(x) ((x<<4) & 0xf) +#define C8SECTPFE_TOKEN(x) ((x<<8) & 0xff00) +#define C8SECTPFE_SLDENDIANNESS BIT(16) + +#define C8SECTPFE_IB_TAGBYTES_CFG(x) (C8SECTPFE_CHANNEL_OFFSET(x) + 0x08) +#define C8SECTPFE_TAG_HEADER(x) (x << 16) +#define C8SECTPFE_TAG_COUNTER(x) ((x<<1) & 0x7fff) +#define C8SECTPFE_TAG_ENABLE BIT(0) + +#define C8SECTPFE_IB_PID_SET(x) (C8SECTPFE_CHANNEL_OFFSET(x) + 0x0C) +#define C8SECTPFE_PID_OFFSET(x) (x & 0x3f) +#define C8SECTPFE_PID_NUMBITS(x) ((x << 6) & 0xfff) +#define C8SECTPFE_PID_ENABLE BIT(31) + +#define C8SECTPFE_IB_PKT_LEN(x) (C8SECTPFE_CHANNEL_OFFSET(x) + 0x10) + +#define C8SECTPFE_IB_BUFF_STRT(x) (C8SECTPFE_CHANNEL_OFFSET(x) + 0x14) +#define C8SECTPFE_IB_BUFF_END(x) (C8SECTPFE_CHANNEL_OFFSET(x) + 0x18) +#define C8SECTPFE_IB_READ_PNT(x) (C8SECTPFE_CHANNEL_OFFSET(x) + 0x1C) +#define C8SECTPFE_IB_WRT_PNT(x) (C8SECTPFE_CHANNEL_OFFSET(x) + 0x20) + +#define C8SECTPFE_IB_PRI_THRLD(x) (C8SECTPFE_CHANNEL_OFFSET(x) + 0x24) +#define C8SECTPFE_PRI_VALUE(x) (x & 0x7fffff) +#define C8SECTPFE_PRI_LOWPRI(x) ((x & 0xf) << 24) +#define C8SECTPFE_PRI_HIGHPRI(x) ((x & 0xf) << 28) + +#define C8SECTPFE_IB_STAT(x) (C8SECTPFE_CHANNEL_OFFSET(x) + 0x28) +#define C8SECTPFE_STAT_FIFO_OVERFLOW(x) (x & 0x1) +#define C8SECTPFE_STAT_BUFFER_OVERFLOW(x) (x & 0x2) +#define C8SECTPFE_STAT_OUTOFORDERRP(x) (x & 0x4) +#define C8SECTPFE_STAT_PID_OVERFLOW(x) (x & 0x8) +#define C8SECTPFE_STAT_PKT_OVERFLOW(x) (x & 0x10) +#define C8SECTPFE_STAT_ERROR_PACKETS(x) ((x >> 8) & 0xf) +#define C8SECTPFE_STAT_SHORT_PACKETS(x) ((x >> 12) & 0xf) + +#define C8SECTPFE_IB_MASK(x) (C8SECTPFE_CHANNEL_OFFSET(x) + 0x2C) +#define C8SECTPFE_MASK_FIFO_OVERFLOW BIT(0) +#define C8SECTPFE_MASK_BUFFER_OVERFLOW BIT(1) +#define C8SECTPFE_MASK_OUTOFORDERRP(x) BIT(2) +#define C8SECTPFE_MASK_PID_OVERFLOW(x) BIT(3) +#define C8SECTPFE_MASK_PKT_OVERFLOW(x) BIT(4) +#define C8SECTPFE_MASK_ERROR_PACKETS(x) ((x & 0xf) << 8) +#define C8SECTPFE_MASK_SHORT_PACKETS(x) ((x & 0xf) >> 12) + +#define C8SECTPFE_IB_SYS(x) (C8SECTPFE_CHANNEL_OFFSET(x) + 0x30) +#define C8SECTPFE_SYS_RESET BIT(1) +#define C8SECTPFE_SYS_ENABLE BIT(0) + +/* + * Ponter record data structure required for each input block + * see Table 82 on page 167 of functional specification. + */ + +#define DMA_PRDS_MEMBASE 0x0 /* Internal sram base address */ +#define DMA_PRDS_MEMTOP 0x4 /* Internal sram top address */ + +/* + * TS packet size, including tag bytes added by input block, + * rounded up to the next multiple of 8 bytes. The packet size, + * including any tagging bytes and rounded up to the nearest + * multiple of 8 bytes must be less than 255 bytes. + */ +#define DMA_PRDS_PKTSIZE 0x8 +#define DMA_PRDS_TPENABLE 0xc + +#define TP0_OFFSET 0x10 +#define DMA_PRDS_BUSBASE_TP(x) ((0x10*x) + TP0_OFFSET) +#define DMA_PRDS_BUSTOP_TP(x) ((0x10*x) + TP0_OFFSET + 0x4) +#define DMA_PRDS_BUSWP_TP(x) ((0x10*x) + TP0_OFFSET + 0x8) +#define DMA_PRDS_BUSRP_TP(x) ((0x10*x) + TP0_OFFSET + 0xc) + +#define DMA_PRDS_SIZE (0x20) + +#define DMA_MEMDMA_OFFSET 0x4000 +#define DMA_IMEM_OFFSET 0x0 +#define DMA_DMEM_OFFSET 0x4000 +#define DMA_CPU 0x8000 +#define DMA_PER_OFFSET 0xb000 + +#define DMA_MEMDMA_DMEM (DMA_MEMDMA_OFFSET + DMA_DMEM_OFFSET) +#define DMA_MEMDMA_IMEM (DMA_MEMDMA_OFFSET + DMA_IMEM_OFFSET) + +/* XP70 Slim core regs */ +#define DMA_CPU_ID (DMA_MEMDMA_OFFSET + DMA_CPU + 0x0) +#define DMA_CPU_VCR (DMA_MEMDMA_OFFSET + DMA_CPU + 0x4) +#define DMA_CPU_RUN (DMA_MEMDMA_OFFSET + DMA_CPU + 0x8) +#define DMA_CPU_CLOCKGATE (DMA_MEMDMA_OFFSET + DMA_CPU + 0xc) +#define DMA_CPU_PC (DMA_MEMDMA_OFFSET + DMA_CPU + 0x20) + +/* Enable Interrupt for a IB */ +#define DMA_PER_TPn_DREQ_MASK (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xd00) +/* Ack interrupt by setting corresponding bit */ +#define DMA_PER_TPn_DACK_SET (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xd80) +#define DMA_PER_TPn_DREQ (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xe00) +#define DMA_PER_TPn_DACK (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xe80) +#define DMA_PER_DREQ_MODE (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xf80) +#define DMA_PER_STBUS_SYNC (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xf88) +#define DMA_PER_STBUS_ACCESS (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xf8c) +#define DMA_PER_STBUS_ADDRESS (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xf90) +#define DMA_PER_IDLE_INT (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xfa8) +#define DMA_PER_PRIORITY (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xfac) +#define DMA_PER_MAX_OPCODE (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xfb0) +#define DMA_PER_MAX_CHUNK (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xfb4) +#define DMA_PER_PAGE_SIZE (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xfbc) +#define DMA_PER_MBOX_STATUS (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xfc0) +#define DMA_PER_MBOX_SET (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xfc8) +#define DMA_PER_MBOX_CLEAR (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xfd0) +#define DMA_PER_MBOX_MASK (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xfd8) +#define DMA_PER_INJECT_PKT_SRC (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xfe0) +#define DMA_PER_INJECT_PKT_DEST (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xfe4) +#define DMA_PER_INJECT_PKT_ADDR (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xfe8) +#define DMA_PER_INJECT_PKT (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xfec) +#define DMA_PER_PAT_PTR_INIT (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xff0) +#define DMA_PER_PAT_PTR (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xff4) +#define DMA_PER_SLEEP_MASK (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xff8) +#define DMA_PER_SLEEP_COUNTER (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xffc) +/* #define DMA_RF_CPUREGn DMA_RFBASEADDR n=0 to 15) slim regsa */ + +/* The following are from DMA_DMEM_BaseAddress */ +#define DMA_FIRMWARE_VERSION (DMA_MEMDMA_OFFSET + DMA_DMEM_OFFSET + 0x0) +#define DMA_PTRREC_BASE (DMA_MEMDMA_OFFSET + DMA_DMEM_OFFSET + 0x4) +#define DMA_PTRREC_INPUT_OFFSET (DMA_MEMDMA_OFFSET + DMA_DMEM_OFFSET + 0x8) +#define DMA_ERRREC_BASE (DMA_MEMDMA_OFFSET + DMA_DMEM_OFFSET + 0xc) +#define DMA_ERROR_RECORD(n) ((n*4) + DMA_ERRREC_BASE + 0x4) +#define DMA_IDLE_REQ (DMA_MEMDMA_OFFSET + DMA_DMEM_OFFSET + 0x10) +#define IDLEREQ BIT(31) + +#define DMA_FIRMWARE_CONFIG (DMA_MEMDMA_OFFSET + DMA_DMEM_OFFSET + 0x14) + +/* Regs for PID Filter */ + +#define PIDF_OFFSET 0x2800 +#define PIDF_BASE(n) ((n*4) + PIDF_OFFSET) +#define PIDF_LEAK_ENABLE (PIDF_OFFSET + 0x100) +#define PIDF_LEAK_STATUS (PIDF_OFFSET + 0x108) +#define PIDF_LEAK_COUNT_RESET (PIDF_OFFSET + 0x110) +#define PIDF_LEAK_COUNTER (PIDF_OFFSET + 0x114) + +#endif /* _C8SECTPFE_CORE_H_ */ diff --git a/drivers/media/platform/sti/c8sectpfe/c8sectpfe-debugfs.c b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-debugfs.c new file mode 100644 index 000000000..e9ba13db4 --- /dev/null +++ b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-debugfs.c @@ -0,0 +1,271 @@ +/* + * c8sectpfe-debugfs.c - C8SECTPFE STi DVB driver + * + * Copyright (c) STMicroelectronics 2015 + * + * Author: Peter Griffin <peter.griffin@linaro.org> + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 of + * the License as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ +#include <linux/debugfs.h> +#include <linux/device.h> +#include <linux/interrupt.h> +#include <linux/io.h> +#include <linux/kernel.h> +#include <linux/seq_file.h> +#include <linux/slab.h> +#include <linux/types.h> + +#include "c8sectpfe-debugfs.h" + +#define dump_register(nm ...) \ +{ \ + .name = #nm, \ + .offset = nm, \ +} + +static const struct debugfs_reg32 fei_sys_regs[] = { + dump_register(SYS_INPUT_ERR_STATUS), + dump_register(SYS_OTHER_ERR_STATUS), + dump_register(SYS_INPUT_ERR_MASK), + dump_register(SYS_DMA_ROUTE), + dump_register(SYS_INPUT_CLKEN), + dump_register(IBENABLE_MASK), + dump_register(SYS_OTHER_CLKEN), + dump_register(SYS_CFG_NUM_IB), + dump_register(SYS_CFG_NUM_MIB), + dump_register(SYS_CFG_NUM_SWTS), + dump_register(SYS_CFG_NUM_TSOUT), + dump_register(SYS_CFG_NUM_CCSC), + dump_register(SYS_CFG_NUM_RAM), + dump_register(SYS_CFG_NUM_TP), + + dump_register(C8SECTPFE_IB_IP_FMT_CFG(0)), + dump_register(C8SECTPFE_IB_TAGBYTES_CFG(0)), + dump_register(C8SECTPFE_IB_PID_SET(0)), + dump_register(C8SECTPFE_IB_PKT_LEN(0)), + dump_register(C8SECTPFE_IB_BUFF_STRT(0)), + dump_register(C8SECTPFE_IB_BUFF_END(0)), + dump_register(C8SECTPFE_IB_READ_PNT(0)), + dump_register(C8SECTPFE_IB_WRT_PNT(0)), + dump_register(C8SECTPFE_IB_PRI_THRLD(0)), + dump_register(C8SECTPFE_IB_STAT(0)), + dump_register(C8SECTPFE_IB_MASK(0)), + dump_register(C8SECTPFE_IB_SYS(0)), + + dump_register(C8SECTPFE_IB_IP_FMT_CFG(1)), + dump_register(C8SECTPFE_IB_TAGBYTES_CFG(1)), + dump_register(C8SECTPFE_IB_PID_SET(1)), + dump_register(C8SECTPFE_IB_PKT_LEN(1)), + dump_register(C8SECTPFE_IB_BUFF_STRT(1)), + dump_register(C8SECTPFE_IB_BUFF_END(1)), + dump_register(C8SECTPFE_IB_READ_PNT(1)), + dump_register(C8SECTPFE_IB_WRT_PNT(1)), + dump_register(C8SECTPFE_IB_PRI_THRLD(1)), + dump_register(C8SECTPFE_IB_STAT(1)), + dump_register(C8SECTPFE_IB_MASK(1)), + dump_register(C8SECTPFE_IB_SYS(1)), + + dump_register(C8SECTPFE_IB_IP_FMT_CFG(2)), + dump_register(C8SECTPFE_IB_TAGBYTES_CFG(2)), + dump_register(C8SECTPFE_IB_PID_SET(2)), + dump_register(C8SECTPFE_IB_PKT_LEN(2)), + dump_register(C8SECTPFE_IB_BUFF_STRT(2)), + dump_register(C8SECTPFE_IB_BUFF_END(2)), + dump_register(C8SECTPFE_IB_READ_PNT(2)), + dump_register(C8SECTPFE_IB_WRT_PNT(2)), + dump_register(C8SECTPFE_IB_PRI_THRLD(2)), + dump_register(C8SECTPFE_IB_STAT(2)), + dump_register(C8SECTPFE_IB_MASK(2)), + dump_register(C8SECTPFE_IB_SYS(2)), + + dump_register(C8SECTPFE_IB_IP_FMT_CFG(3)), + dump_register(C8SECTPFE_IB_TAGBYTES_CFG(3)), + dump_register(C8SECTPFE_IB_PID_SET(3)), + dump_register(C8SECTPFE_IB_PKT_LEN(3)), + dump_register(C8SECTPFE_IB_BUFF_STRT(3)), + dump_register(C8SECTPFE_IB_BUFF_END(3)), + dump_register(C8SECTPFE_IB_READ_PNT(3)), + dump_register(C8SECTPFE_IB_WRT_PNT(3)), + dump_register(C8SECTPFE_IB_PRI_THRLD(3)), + dump_register(C8SECTPFE_IB_STAT(3)), + dump_register(C8SECTPFE_IB_MASK(3)), + dump_register(C8SECTPFE_IB_SYS(3)), + + dump_register(C8SECTPFE_IB_IP_FMT_CFG(4)), + dump_register(C8SECTPFE_IB_TAGBYTES_CFG(4)), + dump_register(C8SECTPFE_IB_PID_SET(4)), + dump_register(C8SECTPFE_IB_PKT_LEN(4)), + dump_register(C8SECTPFE_IB_BUFF_STRT(4)), + dump_register(C8SECTPFE_IB_BUFF_END(4)), + dump_register(C8SECTPFE_IB_READ_PNT(4)), + dump_register(C8SECTPFE_IB_WRT_PNT(4)), + dump_register(C8SECTPFE_IB_PRI_THRLD(4)), + dump_register(C8SECTPFE_IB_STAT(4)), + dump_register(C8SECTPFE_IB_MASK(4)), + dump_register(C8SECTPFE_IB_SYS(4)), + + dump_register(C8SECTPFE_IB_IP_FMT_CFG(5)), + dump_register(C8SECTPFE_IB_TAGBYTES_CFG(5)), + dump_register(C8SECTPFE_IB_PID_SET(5)), + dump_register(C8SECTPFE_IB_PKT_LEN(5)), + dump_register(C8SECTPFE_IB_BUFF_STRT(5)), + dump_register(C8SECTPFE_IB_BUFF_END(5)), + dump_register(C8SECTPFE_IB_READ_PNT(5)), + dump_register(C8SECTPFE_IB_WRT_PNT(5)), + dump_register(C8SECTPFE_IB_PRI_THRLD(5)), + dump_register(C8SECTPFE_IB_STAT(5)), + dump_register(C8SECTPFE_IB_MASK(5)), + dump_register(C8SECTPFE_IB_SYS(5)), + + dump_register(C8SECTPFE_IB_IP_FMT_CFG(6)), + dump_register(C8SECTPFE_IB_TAGBYTES_CFG(6)), + dump_register(C8SECTPFE_IB_PID_SET(6)), + dump_register(C8SECTPFE_IB_PKT_LEN(6)), + dump_register(C8SECTPFE_IB_BUFF_STRT(6)), + dump_register(C8SECTPFE_IB_BUFF_END(6)), + dump_register(C8SECTPFE_IB_READ_PNT(6)), + dump_register(C8SECTPFE_IB_WRT_PNT(6)), + dump_register(C8SECTPFE_IB_PRI_THRLD(6)), + dump_register(C8SECTPFE_IB_STAT(6)), + dump_register(C8SECTPFE_IB_MASK(6)), + dump_register(C8SECTPFE_IB_SYS(6)), + + dump_register(DMA_CPU_ID), + dump_register(DMA_CPU_VCR), + dump_register(DMA_CPU_RUN), + dump_register(DMA_CPU_PC), + + dump_register(DMA_PER_TPn_DREQ_MASK), + dump_register(DMA_PER_TPn_DACK_SET), + dump_register(DMA_PER_TPn_DREQ), + dump_register(DMA_PER_TPn_DACK), + dump_register(DMA_PER_DREQ_MODE), + dump_register(DMA_PER_STBUS_SYNC), + dump_register(DMA_PER_STBUS_ACCESS), + dump_register(DMA_PER_STBUS_ADDRESS), + dump_register(DMA_PER_IDLE_INT), + dump_register(DMA_PER_PRIORITY), + dump_register(DMA_PER_MAX_OPCODE), + dump_register(DMA_PER_MAX_CHUNK), + dump_register(DMA_PER_PAGE_SIZE), + dump_register(DMA_PER_MBOX_STATUS), + dump_register(DMA_PER_MBOX_SET), + dump_register(DMA_PER_MBOX_CLEAR), + dump_register(DMA_PER_MBOX_MASK), + dump_register(DMA_PER_INJECT_PKT_SRC), + dump_register(DMA_PER_INJECT_PKT_DEST), + dump_register(DMA_PER_INJECT_PKT_ADDR), + dump_register(DMA_PER_INJECT_PKT), + dump_register(DMA_PER_PAT_PTR_INIT), + dump_register(DMA_PER_PAT_PTR), + dump_register(DMA_PER_SLEEP_MASK), + dump_register(DMA_PER_SLEEP_COUNTER), + + dump_register(DMA_FIRMWARE_VERSION), + dump_register(DMA_PTRREC_BASE), + dump_register(DMA_PTRREC_INPUT_OFFSET), + dump_register(DMA_ERRREC_BASE), + + dump_register(DMA_ERROR_RECORD(0)), + dump_register(DMA_ERROR_RECORD(1)), + dump_register(DMA_ERROR_RECORD(2)), + dump_register(DMA_ERROR_RECORD(3)), + dump_register(DMA_ERROR_RECORD(4)), + dump_register(DMA_ERROR_RECORD(5)), + dump_register(DMA_ERROR_RECORD(6)), + dump_register(DMA_ERROR_RECORD(7)), + dump_register(DMA_ERROR_RECORD(8)), + dump_register(DMA_ERROR_RECORD(9)), + dump_register(DMA_ERROR_RECORD(10)), + dump_register(DMA_ERROR_RECORD(11)), + dump_register(DMA_ERROR_RECORD(12)), + dump_register(DMA_ERROR_RECORD(13)), + dump_register(DMA_ERROR_RECORD(14)), + dump_register(DMA_ERROR_RECORD(15)), + dump_register(DMA_ERROR_RECORD(16)), + dump_register(DMA_ERROR_RECORD(17)), + dump_register(DMA_ERROR_RECORD(18)), + dump_register(DMA_ERROR_RECORD(19)), + dump_register(DMA_ERROR_RECORD(20)), + dump_register(DMA_ERROR_RECORD(21)), + dump_register(DMA_ERROR_RECORD(22)), + + dump_register(DMA_IDLE_REQ), + dump_register(DMA_FIRMWARE_CONFIG), + + dump_register(PIDF_BASE(0)), + dump_register(PIDF_BASE(1)), + dump_register(PIDF_BASE(2)), + dump_register(PIDF_BASE(3)), + dump_register(PIDF_BASE(4)), + dump_register(PIDF_BASE(5)), + dump_register(PIDF_BASE(6)), + dump_register(PIDF_BASE(7)), + dump_register(PIDF_BASE(8)), + dump_register(PIDF_BASE(9)), + dump_register(PIDF_BASE(10)), + dump_register(PIDF_BASE(11)), + dump_register(PIDF_BASE(12)), + dump_register(PIDF_BASE(13)), + dump_register(PIDF_BASE(14)), + dump_register(PIDF_BASE(15)), + dump_register(PIDF_BASE(16)), + dump_register(PIDF_BASE(17)), + dump_register(PIDF_BASE(18)), + dump_register(PIDF_BASE(19)), + dump_register(PIDF_BASE(20)), + dump_register(PIDF_BASE(21)), + dump_register(PIDF_BASE(22)), + dump_register(PIDF_LEAK_ENABLE), + dump_register(PIDF_LEAK_STATUS), + dump_register(PIDF_LEAK_COUNT_RESET), + dump_register(PIDF_LEAK_COUNTER), +}; + +void c8sectpfe_debugfs_init(struct c8sectpfei *fei) +{ + struct dentry *root; + struct dentry *file; + + root = debugfs_create_dir("c8sectpfe", NULL); + if (!root) + goto err; + + fei->root = root; + + fei->regset = devm_kzalloc(fei->dev, sizeof(*fei->regset), GFP_KERNEL); + if (!fei->regset) + goto err; + + fei->regset->regs = fei_sys_regs; + fei->regset->nregs = ARRAY_SIZE(fei_sys_regs); + fei->regset->base = fei->io; + + file = debugfs_create_regset32("registers", S_IRUGO, root, + fei->regset); + if (!file) { + dev_err(fei->dev, + "%s not able to create 'registers' debugfs\n" + , __func__); + goto err; + } + + return; + +err: + debugfs_remove_recursive(root); +} + +void c8sectpfe_debugfs_exit(struct c8sectpfei *fei) +{ + debugfs_remove_recursive(fei->root); + fei->root = NULL; +} diff --git a/drivers/media/platform/sti/c8sectpfe/c8sectpfe-debugfs.h b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-debugfs.h new file mode 100644 index 000000000..8af1ac137 --- /dev/null +++ b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-debugfs.h @@ -0,0 +1,26 @@ +/** + * c8sectpfe-debugfs.h - C8SECTPFE STi DVB driver debugfs header + * + * Copyright (c) STMicroelectronics 2015 + * + * Authors: Peter Griffin <peter.griffin@linaro.org> + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 of + * the License as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef __C8SECTPFE_DEBUG_H +#define __C8SECTPFE_DEBUG_H + +#include "c8sectpfe-core.h" + +void c8sectpfe_debugfs_init(struct c8sectpfei *); +void c8sectpfe_debugfs_exit(struct c8sectpfei *); + +#endif /* __C8SECTPFE_DEBUG_H */ diff --git a/drivers/media/platform/sti/c8sectpfe/c8sectpfe-dvb.c b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-dvb.c new file mode 100644 index 000000000..69d7fe447 --- /dev/null +++ b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-dvb.c @@ -0,0 +1,244 @@ +/* + * c8sectpfe-dvb.c - C8SECTPFE STi DVB driver + * + * Copyright (c) STMicroelectronics 2015 + * + * Author Peter Griffin <peter.griffin@linaro.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * + * GNU General Public License for more details. + */ +#include <linux/completion.h> +#include <linux/delay.h> +#include <linux/i2c.h> +#include <linux/interrupt.h> +#include <linux/version.h> + +#include <dt-bindings/media/c8sectpfe.h> + +#include "c8sectpfe-common.h" +#include "c8sectpfe-core.h" +#include "c8sectpfe-dvb.h" + +#include "dvb-pll.h" +#include "lnbh24.h" +#include "stv0367.h" +#include "stv0367_priv.h" +#include "stv6110x.h" +#include "stv090x.h" +#include "tda18212.h" + +static inline const char *dvb_card_str(unsigned int c) +{ + switch (c) { + case STV0367_TDA18212_NIMA_1: return "STV0367_TDA18212_NIMA_1"; + case STV0367_TDA18212_NIMA_2: return "STV0367_TDA18212_NIMA_2"; + case STV0367_TDA18212_NIMB_1: return "STV0367_TDA18212_NIMB_1"; + case STV0367_TDA18212_NIMB_2: return "STV0367_TDA18212_NIMB_2"; + case STV0903_6110_LNB24_NIMA: return "STV0903_6110_LNB24_NIMA"; + case STV0903_6110_LNB24_NIMB: return "STV0903_6110_LNB24_NIMB"; + default: return "unknown dvb frontend card"; + } +} + +static struct stv090x_config stv090x_config = { + .device = STV0903, + .demod_mode = STV090x_SINGLE, + .clk_mode = STV090x_CLK_EXT, + .xtal = 16000000, + .address = 0x69, + + .ts1_mode = STV090x_TSMODE_SERIAL_CONTINUOUS, + .ts2_mode = STV090x_TSMODE_SERIAL_CONTINUOUS, + + .repeater_level = STV090x_RPTLEVEL_64, + + .tuner_init = NULL, + .tuner_set_mode = NULL, + .tuner_set_frequency = NULL, + .tuner_get_frequency = NULL, + .tuner_set_bandwidth = NULL, + .tuner_get_bandwidth = NULL, + .tuner_set_bbgain = NULL, + .tuner_get_bbgain = NULL, + .tuner_set_refclk = NULL, + .tuner_get_status = NULL, +}; + +static struct stv6110x_config stv6110x_config = { + .addr = 0x60, + .refclk = 16000000, +}; + +#define NIMA 0 +#define NIMB 1 + +static struct stv0367_config stv0367_tda18212_config[] = { + { + .demod_address = 0x1c, + .xtal = 16000000, + .if_khz = 4500, + .if_iq_mode = FE_TER_NORMAL_IF_TUNER, + .ts_mode = STV0367_SERIAL_PUNCT_CLOCK, + .clk_pol = STV0367_CLOCKPOLARITY_DEFAULT, + }, { + .demod_address = 0x1d, + .xtal = 16000000, + .if_khz = 4500, + .if_iq_mode = FE_TER_NORMAL_IF_TUNER, + .ts_mode = STV0367_SERIAL_PUNCT_CLOCK, + .clk_pol = STV0367_CLOCKPOLARITY_DEFAULT, + }, { + .demod_address = 0x1e, + .xtal = 16000000, + .if_khz = 4500, + .if_iq_mode = FE_TER_NORMAL_IF_TUNER, + .ts_mode = STV0367_SERIAL_PUNCT_CLOCK, + .clk_pol = STV0367_CLOCKPOLARITY_DEFAULT, + }, +}; + +static struct tda18212_config tda18212_conf = { + .if_dvbt_6 = 4150, + .if_dvbt_7 = 4150, + .if_dvbt_8 = 4500, + .if_dvbc = 5000, +}; + +int c8sectpfe_frontend_attach(struct dvb_frontend **fe, + struct c8sectpfe *c8sectpfe, + struct channel_info *tsin, int chan_num) +{ + struct tda18212_config *tda18212; + struct stv6110x_devctl *fe2; + struct i2c_client *client; + struct i2c_board_info tda18212_info = { + .type = "tda18212", + .addr = 0x60, + }; + + if (!tsin) + return -EINVAL; + + switch (tsin->dvb_card) { + + case STV0367_TDA18212_NIMA_1: + case STV0367_TDA18212_NIMA_2: + case STV0367_TDA18212_NIMB_1: + case STV0367_TDA18212_NIMB_2: + if (tsin->dvb_card == STV0367_TDA18212_NIMA_1) + *fe = dvb_attach(stv0367ter_attach, + &stv0367_tda18212_config[0], + tsin->i2c_adapter); + else if (tsin->dvb_card == STV0367_TDA18212_NIMB_1) + *fe = dvb_attach(stv0367ter_attach, + &stv0367_tda18212_config[1], + tsin->i2c_adapter); + else + *fe = dvb_attach(stv0367ter_attach, + &stv0367_tda18212_config[2], + tsin->i2c_adapter); + + if (!*fe) { + dev_err(c8sectpfe->device, + "%s: stv0367ter_attach failed for NIM card %s\n" + , __func__, dvb_card_str(tsin->dvb_card)); + return -ENODEV; + }; + + /* + * init the demod so that i2c gate_ctrl + * to the tuner works correctly + */ + (*fe)->ops.init(*fe); + + /* Allocate the tda18212 structure */ + tda18212 = devm_kzalloc(c8sectpfe->device, + sizeof(struct tda18212_config), + GFP_KERNEL); + if (!tda18212) { + dev_err(c8sectpfe->device, + "%s: devm_kzalloc failed\n", __func__); + return -ENOMEM; + } + + memcpy(tda18212, &tda18212_conf, + sizeof(struct tda18212_config)); + + tda18212->fe = (*fe); + + tda18212_info.platform_data = tda18212; + + /* attach tuner */ + request_module("tda18212"); + client = i2c_new_device(tsin->i2c_adapter, &tda18212_info); + if (!client || !client->dev.driver) { + dvb_frontend_detach(*fe); + return -ENODEV; + } + + if (!try_module_get(client->dev.driver->owner)) { + i2c_unregister_device(client); + dvb_frontend_detach(*fe); + return -ENODEV; + } + + tsin->i2c_client = client; + + break; + + case STV0903_6110_LNB24_NIMA: + *fe = dvb_attach(stv090x_attach, &stv090x_config, + tsin->i2c_adapter, STV090x_DEMODULATOR_0); + if (!*fe) { + dev_err(c8sectpfe->device, "%s: stv090x_attach failed\n" + "\tfor NIM card %s\n", + __func__, dvb_card_str(tsin->dvb_card)); + return -ENODEV; + } + + fe2 = dvb_attach(stv6110x_attach, *fe, + &stv6110x_config, tsin->i2c_adapter); + if (!fe2) { + dev_err(c8sectpfe->device, + "%s: stv6110x_attach failed for NIM card %s\n" + , __func__, dvb_card_str(tsin->dvb_card)); + return -ENODEV; + }; + + stv090x_config.tuner_init = fe2->tuner_init; + stv090x_config.tuner_set_mode = fe2->tuner_set_mode; + stv090x_config.tuner_set_frequency = fe2->tuner_set_frequency; + stv090x_config.tuner_get_frequency = fe2->tuner_get_frequency; + stv090x_config.tuner_set_bandwidth = fe2->tuner_set_bandwidth; + stv090x_config.tuner_get_bandwidth = fe2->tuner_get_bandwidth; + stv090x_config.tuner_set_bbgain = fe2->tuner_set_bbgain; + stv090x_config.tuner_get_bbgain = fe2->tuner_get_bbgain; + stv090x_config.tuner_set_refclk = fe2->tuner_set_refclk; + stv090x_config.tuner_get_status = fe2->tuner_get_status; + + dvb_attach(lnbh24_attach, *fe, tsin->i2c_adapter, 0, 0, 0x9); + break; + + default: + dev_err(c8sectpfe->device, + "%s: DVB frontend card %s not yet supported\n", + __func__, dvb_card_str(tsin->dvb_card)); + return -ENODEV; + } + + (*fe)->id = chan_num; + + dev_info(c8sectpfe->device, + "DVB frontend card %s successfully attached", + dvb_card_str(tsin->dvb_card)); + return 0; +} diff --git a/drivers/media/platform/sti/c8sectpfe/c8sectpfe-dvb.h b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-dvb.h new file mode 100644 index 000000000..bd366dbc8 --- /dev/null +++ b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-dvb.h @@ -0,0 +1,20 @@ +/* + * c8sectpfe-common.h - C8SECTPFE STi DVB driver + * + * Copyright (c) STMicroelectronics 2015 + * + * Author: Peter Griffin <peter.griffin@linaro.org> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + */ +#ifndef _C8SECTPFE_DVB_H_ +#define _C8SECTPFE_DVB_H_ + +int c8sectpfe_frontend_attach(struct dvb_frontend **fe, + struct c8sectpfe *c8sectpfe, struct channel_info *tsin, + int chan_num); + +#endif diff --git a/drivers/media/platform/vivid/vivid-vid-cap.c b/drivers/media/platform/vivid/vivid-vid-cap.c index c4268d1b2..ed0b8788a 100644 --- a/drivers/media/platform/vivid/vivid-vid-cap.c +++ b/drivers/media/platform/vivid/vivid-vid-cap.c @@ -1627,7 +1627,7 @@ static bool valid_cvt_gtf_timings(struct v4l2_dv_timings *timings) h_freq = (u32)bt->pixelclock / total_h_pixel; if (bt->standards == 0 || (bt->standards & V4L2_DV_BT_STD_CVT)) { - if (v4l2_detect_cvt(total_v_lines, h_freq, bt->vsync, + if (v4l2_detect_cvt(total_v_lines, h_freq, bt->vsync, bt->width, bt->polarities, bt->interlaced, timings)) return true; } diff --git a/drivers/media/platform/vivid/vivid-vid-out.c b/drivers/media/platform/vivid/vivid-vid-out.c index 0862c1f24..c404e275e 100644 --- a/drivers/media/platform/vivid/vivid-vid-out.c +++ b/drivers/media/platform/vivid/vivid-vid-out.c @@ -1124,15 +1124,26 @@ int vivid_vid_out_s_std(struct file *file, void *priv, v4l2_std_id id) return 0; } +static bool valid_cvt_gtf_timings(struct v4l2_dv_timings *timings) +{ + struct v4l2_bt_timings *bt = &timings->bt; + + if ((bt->standards & (V4L2_DV_BT_STD_CVT | V4L2_DV_BT_STD_GTF)) && + v4l2_valid_dv_timings(timings, &vivid_dv_timings_cap, NULL, NULL)) + return true; + + return false; +} + int vivid_vid_out_s_dv_timings(struct file *file, void *_fh, struct v4l2_dv_timings *timings) { struct vivid_dev *dev = video_drvdata(file); - if (!vivid_is_hdmi_out(dev)) return -ENODATA; if (!v4l2_find_dv_timings_cap(timings, &vivid_dv_timings_cap, - 0, NULL, NULL)) + 0, NULL, NULL) && + !valid_cvt_gtf_timings(timings)) return -EINVAL; if (v4l2_match_dv_timings(timings, &dev->dv_timings_out, 0)) return 0; diff --git a/drivers/media/platform/vsp1/vsp1_drv.c b/drivers/media/platform/vsp1/vsp1_drv.c index 913485a90..4e6188638 100644 --- a/drivers/media/platform/vsp1/vsp1_drv.c +++ b/drivers/media/platform/vsp1/vsp1_drv.c @@ -1,7 +1,7 @@ /* * vsp1_drv.c -- R-Car VSP1 Driver * - * Copyright (C) 2013-2014 Renesas Electronics Corporation + * Copyright (C) 2013-2015 Renesas Electronics Corporation * * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com) * @@ -403,7 +403,10 @@ static int vsp1_pm_suspend(struct device *dev) if (vsp1->ref_count == 0) return 0; + vsp1_pipelines_suspend(vsp1); + clk_disable_unprepare(vsp1->clock); + return 0; } @@ -413,10 +416,14 @@ static int vsp1_pm_resume(struct device *dev) WARN_ON(mutex_is_locked(&vsp1->lock)); - if (vsp1->ref_count) + if (vsp1->ref_count == 0) return 0; - return clk_prepare_enable(vsp1->clock); + clk_prepare_enable(vsp1->clock); + + vsp1_pipelines_resume(vsp1); + + return 0; } #endif diff --git a/drivers/media/platform/vsp1/vsp1_entity.c b/drivers/media/platform/vsp1/vsp1_entity.c index a453bb4dd..fd95a75b0 100644 --- a/drivers/media/platform/vsp1/vsp1_entity.c +++ b/drivers/media/platform/vsp1/vsp1_entity.c @@ -24,22 +24,24 @@ bool vsp1_entity_is_streaming(struct vsp1_entity *entity) { + unsigned long flags; bool streaming; - mutex_lock(&entity->lock); + spin_lock_irqsave(&entity->lock, flags); streaming = entity->streaming; - mutex_unlock(&entity->lock); + spin_unlock_irqrestore(&entity->lock, flags); return streaming; } int vsp1_entity_set_streaming(struct vsp1_entity *entity, bool streaming) { + unsigned long flags; int ret; - mutex_lock(&entity->lock); + spin_lock_irqsave(&entity->lock, flags); entity->streaming = streaming; - mutex_unlock(&entity->lock); + spin_unlock_irqrestore(&entity->lock, flags); if (!streaming) return 0; @@ -49,9 +51,9 @@ int vsp1_entity_set_streaming(struct vsp1_entity *entity, bool streaming) ret = v4l2_ctrl_handler_setup(entity->subdev.ctrl_handler); if (ret < 0) { - mutex_lock(&entity->lock); + spin_lock_irqsave(&entity->lock, flags); entity->streaming = false; - mutex_unlock(&entity->lock); + spin_unlock_irqrestore(&entity->lock, flags); } return ret; @@ -193,7 +195,7 @@ int vsp1_entity_init(struct vsp1_device *vsp1, struct vsp1_entity *entity, if (i == ARRAY_SIZE(vsp1_routes)) return -EINVAL; - mutex_init(&entity->lock); + spin_lock_init(&entity->lock); entity->vsp1 = vsp1; entity->source_pad = num_pads - 1; @@ -228,6 +230,4 @@ void vsp1_entity_destroy(struct vsp1_entity *entity) if (entity->subdev.ctrl_handler) v4l2_ctrl_handler_free(entity->subdev.ctrl_handler); media_entity_cleanup(&entity->subdev.entity); - - mutex_destroy(&entity->lock); } diff --git a/drivers/media/platform/vsp1/vsp1_entity.h b/drivers/media/platform/vsp1/vsp1_entity.h index 62c768d1c..8867a5787 100644 --- a/drivers/media/platform/vsp1/vsp1_entity.h +++ b/drivers/media/platform/vsp1/vsp1_entity.h @@ -14,7 +14,7 @@ #define __VSP1_ENTITY_H__ #include <linux/list.h> -#include <linux/mutex.h> +#include <linux/spinlock.h> #include <media/v4l2-subdev.h> @@ -73,7 +73,7 @@ struct vsp1_entity { struct vsp1_video *video; - struct mutex lock; /* Protects the streaming field */ + spinlock_t lock; /* Protects the streaming field */ bool streaming; }; diff --git a/drivers/media/platform/vsp1/vsp1_regs.h b/drivers/media/platform/vsp1/vsp1_regs.h index da3c573e1..25b48738b 100644 --- a/drivers/media/platform/vsp1/vsp1_regs.h +++ b/drivers/media/platform/vsp1/vsp1_regs.h @@ -238,7 +238,7 @@ #define VI6_WPF_SZCLIP_EN (1 << 28) #define VI6_WPF_SZCLIP_OFST_MASK (0xff << 16) #define VI6_WPF_SZCLIP_OFST_SHIFT 16 -#define VI6_WPF_SZCLIP_SIZE_MASK (0x1fff << 0) +#define VI6_WPF_SZCLIP_SIZE_MASK (0xfff << 0) #define VI6_WPF_SZCLIP_SIZE_SHIFT 0 #define VI6_WPF_OUTFMT 0x100c @@ -304,9 +304,9 @@ #define VI6_DPR_HST_ROUTE 0x2044 #define VI6_DPR_HSI_ROUTE 0x2048 #define VI6_DPR_BRU_ROUTE 0x204c -#define VI6_DPR_ROUTE_FXA_MASK (0xff << 8) +#define VI6_DPR_ROUTE_FXA_MASK (0xff << 16) #define VI6_DPR_ROUTE_FXA_SHIFT 16 -#define VI6_DPR_ROUTE_FP_MASK (0xff << 8) +#define VI6_DPR_ROUTE_FP_MASK (0x3f << 8) #define VI6_DPR_ROUTE_FP_SHIFT 8 #define VI6_DPR_ROUTE_RT_MASK (0x3f << 0) #define VI6_DPR_ROUTE_RT_SHIFT 0 diff --git a/drivers/media/platform/vsp1/vsp1_rwpf.c b/drivers/media/platform/vsp1/vsp1_rwpf.c index fa71f4695..9688c219b 100644 --- a/drivers/media/platform/vsp1/vsp1_rwpf.c +++ b/drivers/media/platform/vsp1/vsp1_rwpf.c @@ -197,6 +197,17 @@ int vsp1_rwpf_set_selection(struct v4l2_subdev *subdev, */ format = vsp1_entity_get_pad_format(&rwpf->entity, cfg, RWPF_PAD_SINK, sel->which); + + /* Restrict the crop rectangle coordinates to multiples of 2 to avoid + * shifting the color plane. + */ + if (format->code == MEDIA_BUS_FMT_AYUV8_1X32) { + sel->r.left = ALIGN(sel->r.left, 2); + sel->r.top = ALIGN(sel->r.top, 2); + sel->r.width = round_down(sel->r.width, 2); + sel->r.height = round_down(sel->r.height, 2); + } + sel->r.left = min_t(unsigned int, sel->r.left, format->width - 2); sel->r.top = min_t(unsigned int, sel->r.top, format->height - 2); if (rwpf->entity.type == VSP1_ENTITY_WPF) { diff --git a/drivers/media/platform/vsp1/vsp1_video.c b/drivers/media/platform/vsp1/vsp1_video.c index d91f19a9e..3c124c14c 100644 --- a/drivers/media/platform/vsp1/vsp1_video.c +++ b/drivers/media/platform/vsp1/vsp1_video.c @@ -1,7 +1,7 @@ /* * vsp1_video.c -- R-Car VSP1 Video Node * - * Copyright (C) 2013-2014 Renesas Electronics Corporation + * Copyright (C) 2013-2015 Renesas Electronics Corporation * * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com) * @@ -245,7 +245,7 @@ static int __vsp1_video_try_format(struct vsp1_video *video, * the datasheet, strides not aligned to a multiple of 128 bytes result * in image corruption. */ - for (i = 0; i < max(info->planes, 2U); ++i) { + for (i = 0; i < min(info->planes, 2U); ++i) { unsigned int hsub = i > 0 ? info->hsub : 1; unsigned int vsub = i > 0 ? info->vsub : 1; unsigned int align = 128; @@ -514,6 +514,18 @@ static void vsp1_pipeline_run(struct vsp1_pipeline *pipe) pipe->buffers_ready = 0; } +static bool vsp1_pipeline_stopped(struct vsp1_pipeline *pipe) +{ + unsigned long flags; + bool stopped; + + spin_lock_irqsave(&pipe->irqlock, flags); + stopped = pipe->state == VSP1_PIPELINE_STOPPED, + spin_unlock_irqrestore(&pipe->irqlock, flags); + + return stopped; +} + static int vsp1_pipeline_stop(struct vsp1_pipeline *pipe) { struct vsp1_entity *entity; @@ -525,7 +537,7 @@ static int vsp1_pipeline_stop(struct vsp1_pipeline *pipe) pipe->state = VSP1_PIPELINE_STOPPING; spin_unlock_irqrestore(&pipe->irqlock, flags); - ret = wait_event_timeout(pipe->wq, pipe->state == VSP1_PIPELINE_STOPPED, + ret = wait_event_timeout(pipe->wq, vsp1_pipeline_stopped(pipe), msecs_to_jiffies(500)); ret = ret == 0 ? -ETIMEDOUT : 0; @@ -703,6 +715,73 @@ void vsp1_pipeline_propagate_alpha(struct vsp1_pipeline *pipe, } } +void vsp1_pipelines_suspend(struct vsp1_device *vsp1) +{ + unsigned long flags; + unsigned int i; + int ret; + + /* To avoid increasing the system suspend time needlessly, loop over the + * pipelines twice, first to set them all to the stopping state, and then + * to wait for the stop to complete. + */ + for (i = 0; i < vsp1->pdata.wpf_count; ++i) { + struct vsp1_rwpf *wpf = vsp1->wpf[i]; + struct vsp1_pipeline *pipe; + + if (wpf == NULL) + continue; + + pipe = to_vsp1_pipeline(&wpf->entity.subdev.entity); + if (pipe == NULL) + continue; + + spin_lock_irqsave(&pipe->irqlock, flags); + if (pipe->state == VSP1_PIPELINE_RUNNING) + pipe->state = VSP1_PIPELINE_STOPPING; + spin_unlock_irqrestore(&pipe->irqlock, flags); + } + + for (i = 0; i < vsp1->pdata.wpf_count; ++i) { + struct vsp1_rwpf *wpf = vsp1->wpf[i]; + struct vsp1_pipeline *pipe; + + if (wpf == NULL) + continue; + + pipe = to_vsp1_pipeline(&wpf->entity.subdev.entity); + if (pipe == NULL) + continue; + + ret = wait_event_timeout(pipe->wq, vsp1_pipeline_stopped(pipe), + msecs_to_jiffies(500)); + if (ret == 0) + dev_warn(vsp1->dev, "pipeline %u stop timeout\n", + wpf->entity.index); + } +} + +void vsp1_pipelines_resume(struct vsp1_device *vsp1) +{ + unsigned int i; + + /* Resume pipeline all running pipelines. */ + for (i = 0; i < vsp1->pdata.wpf_count; ++i) { + struct vsp1_rwpf *wpf = vsp1->wpf[i]; + struct vsp1_pipeline *pipe; + + if (wpf == NULL) + continue; + + pipe = to_vsp1_pipeline(&wpf->entity.subdev.entity); + if (pipe == NULL) + continue; + + if (vsp1_pipeline_ready(pipe)) + vsp1_pipeline_run(pipe); + } +} + /* ----------------------------------------------------------------------------- * videobuf2 Queue Operations */ diff --git a/drivers/media/platform/vsp1/vsp1_video.h b/drivers/media/platform/vsp1/vsp1_video.h index fd2851a82..0887a4d27 100644 --- a/drivers/media/platform/vsp1/vsp1_video.h +++ b/drivers/media/platform/vsp1/vsp1_video.h @@ -1,7 +1,7 @@ /* * vsp1_video.h -- R-Car VSP1 Video Node * - * Copyright (C) 2013-2014 Renesas Electronics Corporation + * Copyright (C) 2013-2015 Renesas Electronics Corporation * * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com) * @@ -149,4 +149,7 @@ void vsp1_pipeline_propagate_alpha(struct vsp1_pipeline *pipe, struct vsp1_entity *input, unsigned int alpha); +void vsp1_pipelines_suspend(struct vsp1_device *vsp1); +void vsp1_pipelines_resume(struct vsp1_device *vsp1); + #endif /* __VSP1_VIDEO_H__ */ diff --git a/drivers/media/radio/radio-tea5764.c b/drivers/media/radio/radio-tea5764.c index cc3990111..a1930b300 100644 --- a/drivers/media/radio/radio-tea5764.c +++ b/drivers/media/radio/radio-tea5764.c @@ -526,7 +526,6 @@ MODULE_DEVICE_TABLE(i2c, tea5764_id); static struct i2c_driver tea5764_i2c_driver = { .driver = { .name = "radio-tea5764", - .owner = THIS_MODULE, }, .probe = tea5764_i2c_probe, .remove = tea5764_i2c_remove, diff --git a/drivers/media/radio/saa7706h.c b/drivers/media/radio/saa7706h.c index ec805b09c..ba8e357ba 100644 --- a/drivers/media/radio/saa7706h.c +++ b/drivers/media/radio/saa7706h.c @@ -336,19 +336,7 @@ static const struct v4l2_ctrl_ops saa7706h_ctrl_ops = { .s_ctrl = saa7706h_s_ctrl, }; -static const struct v4l2_subdev_core_ops saa7706h_core_ops = { - .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, - .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, - .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, - .g_ctrl = v4l2_subdev_g_ctrl, - .s_ctrl = v4l2_subdev_s_ctrl, - .queryctrl = v4l2_subdev_queryctrl, - .querymenu = v4l2_subdev_querymenu, -}; - -static const struct v4l2_subdev_ops saa7706h_ops = { - .core = &saa7706h_core_ops, -}; +static const struct v4l2_subdev_ops empty_ops = {}; /* * Generic i2c probe @@ -373,7 +361,7 @@ static int saa7706h_probe(struct i2c_client *client, if (state == NULL) return -ENOMEM; sd = &state->sd; - v4l2_i2c_subdev_init(sd, client, &saa7706h_ops); + v4l2_i2c_subdev_init(sd, client, &empty_ops); v4l2_ctrl_handler_init(&state->hdl, 4); v4l2_ctrl_new_std(&state->hdl, &saa7706h_ctrl_ops, @@ -429,7 +417,6 @@ MODULE_DEVICE_TABLE(i2c, saa7706h_id); static struct i2c_driver saa7706h_driver = { .driver = { - .owner = THIS_MODULE, .name = DRIVER_NAME, }, .probe = saa7706h_probe, diff --git a/drivers/media/radio/tef6862.c b/drivers/media/radio/tef6862.c index a9319a24c..9f879f0ec 100644 --- a/drivers/media/radio/tef6862.c +++ b/drivers/media/radio/tef6862.c @@ -195,7 +195,6 @@ MODULE_DEVICE_TABLE(i2c, tef6862_id); static struct i2c_driver tef6862_driver = { .driver = { - .owner = THIS_MODULE, .name = DRIVER_NAME, }, .probe = tef6862_probe, diff --git a/drivers/media/radio/wl128x/fmdrv_common.c b/drivers/media/radio/wl128x/fmdrv_common.c index f89eade07..118079657 100644 --- a/drivers/media/radio/wl128x/fmdrv_common.c +++ b/drivers/media/radio/wl128x/fmdrv_common.c @@ -689,7 +689,6 @@ static void fm_rx_update_af_cache(struct fmdev *fmdev, u8 af) static void fm_rdsparse_swapbytes(struct fmdev *fmdev, struct fm_rdsdata_format *rds_format) { - u8 byte1; u8 index = 0; u8 *rds_buff; @@ -701,9 +700,7 @@ static void fm_rdsparse_swapbytes(struct fmdev *fmdev, if (fmdev->asci_id != 0x6350) { rds_buff = &rds_format->data.groupdatabuff.buff[0]; while (index + 1 < FM_RX_RDS_INFO_FIELD_MAX) { - byte1 = rds_buff[index]; - rds_buff[index] = rds_buff[index + 1]; - rds_buff[index + 1] = byte1; + swap(rds_buff[index], rds_buff[index + 1]); index += 2; } } diff --git a/drivers/media/rc/Kconfig b/drivers/media/rc/Kconfig index ddfab256b..b6e13116c 100644 --- a/drivers/media/rc/Kconfig +++ b/drivers/media/rc/Kconfig @@ -371,21 +371,21 @@ config RC_ST tristate "ST remote control receiver" depends on RC_CORE depends on ARCH_STI || COMPILE_TEST - help - Say Y here if you want support for ST remote control driver - which allows both IR and UHF RX. - The driver passes raw pulse and space information to the LIRC decoder. + ---help--- + Say Y here if you want support for ST remote control driver + which allows both IR and UHF RX. + The driver passes raw pulse and space information to the LIRC decoder. - If you're not sure, select N here. + If you're not sure, select N here. config IR_SUNXI - tristate "SUNXI IR remote control" - depends on RC_CORE - depends on ARCH_SUNXI || COMPILE_TEST - ---help--- - Say Y if you want to use sunXi internal IR Controller - - To compile this driver as a module, choose M here: the module will - be called sunxi-ir. + tristate "SUNXI IR remote control" + depends on RC_CORE + depends on ARCH_SUNXI || COMPILE_TEST + ---help--- + Say Y if you want to use sunXi internal IR Controller + + To compile this driver as a module, choose M here: the module will + be called sunxi-ir. endif #RC_DEVICES diff --git a/drivers/media/rc/ir-hix5hd2.c b/drivers/media/rc/ir-hix5hd2.c index 1c087cb76..d0549fba7 100644 --- a/drivers/media/rc/ir-hix5hd2.c +++ b/drivers/media/rc/ir-hix5hd2.c @@ -257,7 +257,7 @@ static int hix5hd2_ir_probe(struct platform_device *pdev) goto clkerr; if (devm_request_irq(dev, priv->irq, hix5hd2_ir_rx_interrupt, - IRQF_NO_SUSPEND, pdev->name, priv) < 0) { + 0, pdev->name, priv) < 0) { dev_err(dev, "IRQ %d register failed\n", priv->irq); ret = -EINVAL; goto regerr; diff --git a/drivers/media/rc/ir-lirc-codec.c b/drivers/media/rc/ir-lirc-codec.c index 98893a833..a32659fcd 100644 --- a/drivers/media/rc/ir-lirc-codec.c +++ b/drivers/media/rc/ir-lirc-codec.c @@ -35,9 +35,6 @@ static int ir_lirc_decode(struct rc_dev *dev, struct ir_raw_event ev) struct lirc_codec *lirc = &dev->raw->lirc; int sample; - if (!(dev->enabled_protocols & RC_BIT_LIRC)) - return 0; - if (!dev->raw->lirc.drv || !dev->raw->lirc.drv->rbuf) return -EINVAL; @@ -424,7 +421,7 @@ static int ir_lirc_unregister(struct rc_dev *dev) } static struct ir_raw_handler lirc_handler = { - .protocols = RC_BIT_LIRC, + .protocols = 0, .decode = ir_lirc_decode, .raw_register = ir_lirc_register, .raw_unregister = ir_lirc_unregister, diff --git a/drivers/media/rc/keymaps/rc-lirc.c b/drivers/media/rc/keymaps/rc-lirc.c index fbf08fa6f..e172f5db5 100644 --- a/drivers/media/rc/keymaps/rc-lirc.c +++ b/drivers/media/rc/keymaps/rc-lirc.c @@ -20,7 +20,7 @@ static struct rc_map_list lirc_map = { .map = { .scan = lirc, .size = ARRAY_SIZE(lirc), - .rc_type = RC_TYPE_LIRC, + .rc_type = RC_TYPE_OTHER, .name = RC_MAP_LIRC, } }; diff --git a/drivers/media/rc/keymaps/rc-lme2510.c b/drivers/media/rc/keymaps/rc-lme2510.c index 51f18bb50..2b0027c41 100644 --- a/drivers/media/rc/keymaps/rc-lme2510.c +++ b/drivers/media/rc/keymaps/rc-lme2510.c @@ -15,74 +15,74 @@ static struct rc_map_table lme2510_rc[] = { /* Type 1 - 26 buttons */ - { 0x10ed45, KEY_0 }, - { 0x10ed5f, KEY_1 }, - { 0x10ed50, KEY_2 }, - { 0x10ed5d, KEY_3 }, - { 0x10ed41, KEY_4 }, - { 0x10ed0a, KEY_5 }, - { 0x10ed42, KEY_6 }, - { 0x10ed47, KEY_7 }, - { 0x10ed49, KEY_8 }, - { 0x10ed05, KEY_9 }, - { 0x10ed43, KEY_POWER }, - { 0x10ed46, KEY_SUBTITLE }, - { 0x10ed06, KEY_PAUSE }, - { 0x10ed03, KEY_MEDIA_REPEAT}, - { 0x10ed02, KEY_PAUSE }, - { 0x10ed5e, KEY_VOLUMEUP }, - { 0x10ed5c, KEY_VOLUMEDOWN }, - { 0x10ed09, KEY_CHANNELUP }, - { 0x10ed1a, KEY_CHANNELDOWN }, - { 0x10ed1e, KEY_PLAY }, - { 0x10ed1b, KEY_ZOOM }, - { 0x10ed59, KEY_MUTE }, - { 0x10ed5a, KEY_TV }, - { 0x10ed18, KEY_RECORD }, - { 0x10ed07, KEY_EPG }, - { 0x10ed01, KEY_STOP }, + { 0xef12ba45, KEY_0 }, + { 0xef12a05f, KEY_1 }, + { 0xef12af50, KEY_2 }, + { 0xef12a25d, KEY_3 }, + { 0xef12be41, KEY_4 }, + { 0xef12f50a, KEY_5 }, + { 0xef12bd42, KEY_6 }, + { 0xef12b847, KEY_7 }, + { 0xef12b649, KEY_8 }, + { 0xef12fa05, KEY_9 }, + { 0xef12bc43, KEY_POWER }, + { 0xef12b946, KEY_SUBTITLE }, + { 0xef12f906, KEY_PAUSE }, + { 0xef12fc03, KEY_MEDIA_REPEAT}, + { 0xef12fd02, KEY_PAUSE }, + { 0xef12a15e, KEY_VOLUMEUP }, + { 0xef12a35c, KEY_VOLUMEDOWN }, + { 0xef12f609, KEY_CHANNELUP }, + { 0xef12e51a, KEY_CHANNELDOWN }, + { 0xef12e11e, KEY_PLAY }, + { 0xef12e41b, KEY_ZOOM }, + { 0xef12a659, KEY_MUTE }, + { 0xef12a55a, KEY_TV }, + { 0xef12e718, KEY_RECORD }, + { 0xef12f807, KEY_EPG }, + { 0xef12fe01, KEY_STOP }, /* Type 2 - 20 buttons */ - { 0xbf15, KEY_0 }, - { 0xbf08, KEY_1 }, - { 0xbf09, KEY_2 }, - { 0xbf0a, KEY_3 }, - { 0xbf0c, KEY_4 }, - { 0xbf0d, KEY_5 }, - { 0xbf0e, KEY_6 }, - { 0xbf10, KEY_7 }, - { 0xbf11, KEY_8 }, - { 0xbf12, KEY_9 }, - { 0xbf00, KEY_POWER }, - { 0xbf04, KEY_MEDIA_REPEAT}, /* Recall */ - { 0xbf1a, KEY_PAUSE }, /* Timeshift */ - { 0xbf02, KEY_VOLUMEUP }, /* 2 x -/+ Keys not marked */ - { 0xbf06, KEY_VOLUMEDOWN }, /* Volume defined as right hand*/ - { 0xbf01, KEY_CHANNELUP }, - { 0xbf05, KEY_CHANNELDOWN }, - { 0xbf14, KEY_ZOOM }, - { 0xbf18, KEY_RECORD }, - { 0xbf16, KEY_STOP }, + { 0xff40ea15, KEY_0 }, + { 0xff40f708, KEY_1 }, + { 0xff40f609, KEY_2 }, + { 0xff40f50a, KEY_3 }, + { 0xff40f30c, KEY_4 }, + { 0xff40f20d, KEY_5 }, + { 0xff40f10e, KEY_6 }, + { 0xff40ef10, KEY_7 }, + { 0xff40ee11, KEY_8 }, + { 0xff40ed12, KEY_9 }, + { 0xff40ff00, KEY_POWER }, + { 0xff40fb04, KEY_MEDIA_REPEAT}, /* Recall */ + { 0xff40e51a, KEY_PAUSE }, /* Timeshift */ + { 0xff40fd02, KEY_VOLUMEUP }, /* 2 x -/+ Keys not marked */ + { 0xff40f906, KEY_VOLUMEDOWN }, /* Volume defined as right hand*/ + { 0xff40fe01, KEY_CHANNELUP }, + { 0xff40fa05, KEY_CHANNELDOWN }, + { 0xff40eb14, KEY_ZOOM }, + { 0xff40e718, KEY_RECORD }, + { 0xff40e916, KEY_STOP }, /* Type 3 - 20 buttons */ - { 0x1c, KEY_0 }, - { 0x07, KEY_1 }, - { 0x15, KEY_2 }, - { 0x09, KEY_3 }, - { 0x16, KEY_4 }, - { 0x19, KEY_5 }, - { 0x0d, KEY_6 }, - { 0x0c, KEY_7 }, - { 0x18, KEY_8 }, - { 0x5e, KEY_9 }, - { 0x45, KEY_POWER }, - { 0x44, KEY_MEDIA_REPEAT}, /* Recall */ - { 0x4a, KEY_PAUSE }, /* Timeshift */ - { 0x47, KEY_VOLUMEUP }, /* 2 x -/+ Keys not marked */ - { 0x43, KEY_VOLUMEDOWN }, /* Volume defined as right hand*/ - { 0x46, KEY_CHANNELUP }, - { 0x40, KEY_CHANNELDOWN }, - { 0x08, KEY_ZOOM }, - { 0x42, KEY_RECORD }, - { 0x5a, KEY_STOP }, + { 0xff00e31c, KEY_0 }, + { 0xff00f807, KEY_1 }, + { 0xff00ea15, KEY_2 }, + { 0xff00f609, KEY_3 }, + { 0xff00e916, KEY_4 }, + { 0xff00e619, KEY_5 }, + { 0xff00f20d, KEY_6 }, + { 0xff00f30c, KEY_7 }, + { 0xff00e718, KEY_8 }, + { 0xff00a15e, KEY_9 }, + { 0xff00ba45, KEY_POWER }, + { 0xff00bb44, KEY_MEDIA_REPEAT}, /* Recall */ + { 0xff00b54a, KEY_PAUSE }, /* Timeshift */ + { 0xff00b847, KEY_VOLUMEUP }, /* 2 x -/+ Keys not marked */ + { 0xff00bc43, KEY_VOLUMEDOWN }, /* Volume defined as right hand*/ + { 0xff00b946, KEY_CHANNELUP }, + { 0xff00bf40, KEY_CHANNELDOWN }, + { 0xff00f708, KEY_ZOOM }, + { 0xff00bd42, KEY_RECORD }, + { 0xff00a55a, KEY_STOP }, }; static struct rc_map_list lme2510_map = { diff --git a/drivers/media/rc/rc-ir-raw.c b/drivers/media/rc/rc-ir-raw.c index b732ac6a2..ad260520a 100644 --- a/drivers/media/rc/rc-ir-raw.c +++ b/drivers/media/rc/rc-ir-raw.c @@ -271,7 +271,7 @@ int ir_raw_event_register(struct rc_dev *dev) spin_lock_init(&dev->raw->lock); dev->raw->thread = kthread_run(ir_raw_event_thread, dev->raw, - "rc%ld", dev->devno); + "rc%u", dev->minor); if (IS_ERR(dev->raw->thread)) { rc = PTR_ERR(dev->raw->thread); diff --git a/drivers/media/rc/rc-main.c b/drivers/media/rc/rc-main.c index f3b6b2caa..3f0f71ada 100644 --- a/drivers/media/rc/rc-main.c +++ b/drivers/media/rc/rc-main.c @@ -18,17 +18,15 @@ #include <linux/input.h> #include <linux/leds.h> #include <linux/slab.h> +#include <linux/idr.h> #include <linux/device.h> #include <linux/module.h> #include "rc-core-priv.h" -/* Bitmap to store allocated device numbers from 0 to IRRCV_NUM_DEVICES - 1 */ -#define IRRCV_NUM_DEVICES 256 -static DECLARE_BITMAP(ir_core_dev_number, IRRCV_NUM_DEVICES); - /* Sizes are in bytes, 256 bytes allows for 32 entries on x64 */ #define IR_TAB_MIN_SIZE 256 #define IR_TAB_MAX_SIZE 8192 +#define RC_DEV_MAX 256 /* FIXME: IR_KEYPRESS_TIMEOUT should be protocol specific */ #define IR_KEYPRESS_TIMEOUT 250 @@ -38,6 +36,9 @@ static LIST_HEAD(rc_map_list); static DEFINE_SPINLOCK(rc_map_lock); static struct led_trigger *led_feedback; +/* Used to keep track of rc devices */ +static DEFINE_IDA(rc_ida); + static struct rc_map_list *seek_rc_map(const char *name) { struct rc_map_list *map = NULL; @@ -799,7 +800,6 @@ static struct { { RC_BIT_SANYO, "sanyo" }, { RC_BIT_SHARP, "sharp" }, { RC_BIT_MCE_KBD, "mce_kbd" }, - { RC_BIT_LIRC, "lirc" }, { RC_BIT_XMP, "xmp" }, }; @@ -828,6 +828,23 @@ struct rc_filter_attribute { .mask = (_mask), \ } +static bool lirc_is_present(void) +{ +#if defined(CONFIG_LIRC_MODULE) + struct module *lirc; + + mutex_lock(&module_mutex); + lirc = find_module("lirc_dev"); + mutex_unlock(&module_mutex); + + return lirc ? true : false; +#elif defined(CONFIG_LIRC) + return true; +#else + return false; +#endif +} + /** * show_protocols() - shows the current/wakeup IR protocol(s) * @device: the device descriptor @@ -882,6 +899,9 @@ static ssize_t show_protocols(struct device *device, allowed &= ~proto_names[i].type; } + if (dev->driver_type == RC_DRIVER_IR_RAW && lirc_is_present()) + tmp += sprintf(tmp, "[lirc] "); + if (tmp != buf) tmp--; *tmp = '\n'; @@ -933,8 +953,12 @@ static int parse_protocol_change(u64 *protocols, const char *buf) } if (i == ARRAY_SIZE(proto_names)) { - IR_dprintk(1, "Unknown protocol: '%s'\n", tmp); - return -EINVAL; + if (!strcasecmp(tmp, "lirc")) + mask = 0; + else { + IR_dprintk(1, "Unknown protocol: '%s'\n", tmp); + return -EINVAL; + } } count++; @@ -1309,7 +1333,9 @@ int rc_register_device(struct rc_dev *dev) static bool raw_init = false; /* raw decoders loaded? */ struct rc_map *rc_map; const char *path; - int rc, devno, attr = 0; + int attr = 0; + int minor; + int rc; if (!dev || !dev->map_name) return -EINVAL; @@ -1329,13 +1355,13 @@ int rc_register_device(struct rc_dev *dev) if (dev->close) dev->input_dev->close = ir_close; - do { - devno = find_first_zero_bit(ir_core_dev_number, - IRRCV_NUM_DEVICES); - /* No free device slots */ - if (devno >= IRRCV_NUM_DEVICES) - return -ENOMEM; - } while (test_and_set_bit(devno, ir_core_dev_number)); + minor = ida_simple_get(&rc_ida, 0, RC_DEV_MAX, GFP_KERNEL); + if (minor < 0) + return minor; + + dev->minor = minor; + dev_set_name(&dev->dev, "rc%u", dev->minor); + dev_set_drvdata(&dev->dev, dev); dev->dev.groups = dev->sysfs_groups; dev->sysfs_groups[attr++] = &rc_dev_protocol_attr_grp; @@ -1355,9 +1381,6 @@ int rc_register_device(struct rc_dev *dev) */ mutex_lock(&dev->lock); - dev->devno = devno; - dev_set_name(&dev->dev, "rc%ld", dev->devno); - dev_set_drvdata(&dev->dev, dev); rc = device_add(&dev->dev); if (rc) goto out_unlock; @@ -1420,8 +1443,6 @@ int rc_register_device(struct rc_dev *dev) if (dev->change_protocol) { u64 rc_type = (1ll << rc_map->rc_type); - if (dev->driver_type == RC_DRIVER_IR_RAW) - rc_type |= RC_BIT_LIRC; rc = dev->change_protocol(dev, &rc_type); if (rc < 0) goto out_raw; @@ -1430,8 +1451,8 @@ int rc_register_device(struct rc_dev *dev) mutex_unlock(&dev->lock); - IR_dprintk(1, "Registered rc%ld (driver: %s, remote: %s, mode %s)\n", - dev->devno, + IR_dprintk(1, "Registered rc%u (driver: %s, remote: %s, mode %s)\n", + dev->minor, dev->driver_name ? dev->driver_name : "unknown", rc_map->name ? rc_map->name : "unknown", dev->driver_type == RC_DRIVER_IR_RAW ? "raw" : "cooked"); @@ -1450,7 +1471,7 @@ out_dev: device_del(&dev->dev); out_unlock: mutex_unlock(&dev->lock); - clear_bit(dev->devno, ir_core_dev_number); + ida_simple_remove(&rc_ida, minor); return rc; } EXPORT_SYMBOL_GPL(rc_register_device); @@ -1462,8 +1483,6 @@ void rc_unregister_device(struct rc_dev *dev) del_timer_sync(&dev->timer_keyup); - clear_bit(dev->devno, ir_core_dev_number); - if (dev->driver_type == RC_DRIVER_IR_RAW) ir_raw_event_unregister(dev); @@ -1476,6 +1495,8 @@ void rc_unregister_device(struct rc_dev *dev) device_del(&dev->dev); + ida_simple_remove(&rc_ida, dev->minor); + rc_free_device(dev); } diff --git a/drivers/media/tuners/Kconfig b/drivers/media/tuners/Kconfig index 8294af909..05998f025 100644 --- a/drivers/media/tuners/Kconfig +++ b/drivers/media/tuners/Kconfig @@ -15,7 +15,7 @@ config MEDIA_TUNER select MEDIA_TUNER_MC44S803 if MEDIA_SUBDRV_AUTOSELECT menu "Customize TV tuners" - visible if !MEDIA_SUBDRV_AUTOSELECT + visible if !MEDIA_SUBDRV_AUTOSELECT || COMPILE_TEST depends on MEDIA_ANALOG_TV_SUPPORT || MEDIA_DIGITAL_TV_SUPPORT || MEDIA_RADIO_SUPPORT || MEDIA_SDR_SUPPORT config MEDIA_TUNER_SIMPLE diff --git a/drivers/media/tuners/e4000.c b/drivers/media/tuners/e4000.c index 03538f88f..564a000f5 100644 --- a/drivers/media/tuners/e4000.c +++ b/drivers/media/tuners/e4000.c @@ -752,7 +752,6 @@ MODULE_DEVICE_TABLE(i2c, e4000_id_table); static struct i2c_driver e4000_driver = { .driver = { - .owner = THIS_MODULE, .name = "e4000", .suppress_bind_attrs = true, }, diff --git a/drivers/media/tuners/fc2580.c b/drivers/media/tuners/fc2580.c index 12f916e53..f4d4665de 100644 --- a/drivers/media/tuners/fc2580.c +++ b/drivers/media/tuners/fc2580.c @@ -632,7 +632,6 @@ MODULE_DEVICE_TABLE(i2c, fc2580_id_table); static struct i2c_driver fc2580_driver = { .driver = { - .owner = THIS_MODULE, .name = "fc2580", .suppress_bind_attrs = true, }, diff --git a/drivers/media/tuners/it913x.c b/drivers/media/tuners/it913x.c index a076c87ed..5c96da693 100644 --- a/drivers/media/tuners/it913x.c +++ b/drivers/media/tuners/it913x.c @@ -463,7 +463,6 @@ MODULE_DEVICE_TABLE(i2c, it913x_id_table); static struct i2c_driver it913x_driver = { .driver = { - .owner = THIS_MODULE, .name = "it913x", }, .probe = it913x_probe, diff --git a/drivers/media/tuners/m88rs6000t.c b/drivers/media/tuners/m88rs6000t.c index d4c13fe6e..504bfbc40 100644 --- a/drivers/media/tuners/m88rs6000t.c +++ b/drivers/media/tuners/m88rs6000t.c @@ -729,7 +729,6 @@ MODULE_DEVICE_TABLE(i2c, m88rs6000t_id); static struct i2c_driver m88rs6000t_driver = { .driver = { - .owner = THIS_MODULE, .name = "m88rs6000t", }, .probe = m88rs6000t_probe, diff --git a/drivers/media/tuners/si2157.c b/drivers/media/tuners/si2157.c index a79eb671e..b38454428 100644 --- a/drivers/media/tuners/si2157.c +++ b/drivers/media/tuners/si2157.c @@ -166,6 +166,10 @@ static int si2157_init(struct dvb_frontend *fe) for (remaining = fw->size; remaining > 0; remaining -= 17) { len = fw->data[fw->size - remaining]; + if (len > SI2157_ARGLEN) { + dev_err(&client->dev, "Bad firmware length\n"); + goto err_release_firmware; + } memcpy(cmd.args, &fw->data[(fw->size - remaining) + 1], len); cmd.wlen = len; cmd.rlen = 1; @@ -469,7 +473,6 @@ MODULE_DEVICE_TABLE(i2c, si2157_id_table); static struct i2c_driver si2157_driver = { .driver = { - .owner = THIS_MODULE, .name = "si2157", }, .probe = si2157_probe, diff --git a/drivers/media/tuners/tda18212.c b/drivers/media/tuners/tda18212.c index d93e0667b..7b8068354 100644 --- a/drivers/media/tuners/tda18212.c +++ b/drivers/media/tuners/tda18212.c @@ -277,7 +277,6 @@ MODULE_DEVICE_TABLE(i2c, tda18212_id); static struct i2c_driver tda18212_driver = { .driver = { - .owner = THIS_MODULE, .name = "tda18212", }, .probe = tda18212_probe, diff --git a/drivers/media/tuners/tua9001.c b/drivers/media/tuners/tua9001.c index d4f6ca0c4..9d70378fe 100644 --- a/drivers/media/tuners/tua9001.c +++ b/drivers/media/tuners/tua9001.c @@ -267,7 +267,6 @@ MODULE_DEVICE_TABLE(i2c, tua9001_id_table); static struct i2c_driver tua9001_driver = { .driver = { - .owner = THIS_MODULE, .name = "tua9001", .suppress_bind_attrs = true, }, diff --git a/drivers/media/usb/airspy/airspy.c b/drivers/media/usb/airspy/airspy.c index 4069234ab..8f2e1c277 100644 --- a/drivers/media/usb/airspy/airspy.c +++ b/drivers/media/usb/airspy/airspy.c @@ -937,9 +937,6 @@ static int airspy_set_if_gain(struct airspy *s) ret = airspy_ctrl_msg(s, CMD_SET_VGA_GAIN, 0, s->if_gain->val, &u8tmp, 1); if (ret) - goto err; -err: - if (ret) dev_dbg(s->dev, "failed=%d\n", ret); return ret; diff --git a/drivers/media/usb/cx231xx/cx231xx-video.c b/drivers/media/usb/cx231xx/cx231xx-video.c index c6ff89682..979816069 100644 --- a/drivers/media/usb/cx231xx/cx231xx-video.c +++ b/drivers/media/usb/cx231xx/cx231xx-video.c @@ -1875,7 +1875,7 @@ static int cx231xx_close(struct file *filp) v4l2_fh_exit(&fh->fh); kfree(fh); dev->users--; - wake_up_interruptible_nr(&dev->open, 1); + wake_up_interruptible(&dev->open); return 0; } @@ -1908,7 +1908,7 @@ static int cx231xx_close(struct file *filp) } v4l2_fh_exit(&fh->fh); kfree(fh); - wake_up_interruptible_nr(&dev->open, 1); + wake_up_interruptible(&dev->open); return 0; } diff --git a/drivers/media/usb/dvb-usb-v2/lmedm04.c b/drivers/media/usb/dvb-usb-v2/lmedm04.c index a9017bf5a..ccf1876ce 100644 --- a/drivers/media/usb/dvb-usb-v2/lmedm04.c +++ b/drivers/media/usb/dvb-usb-v2/lmedm04.c @@ -348,15 +348,16 @@ static void lme2510_int_response(struct urb *lme_urb) switch (ibuf[0]) { case 0xaa: debug_data_snipet(1, "INT Remote data snipet", ibuf); - if ((ibuf[4] + ibuf[5]) == 0xff) { - key = RC_SCANCODE_NECX((ibuf[2] ^ 0xff) << 8 | - (ibuf[3] > 0) ? (ibuf[3] ^ 0xff) : 0, - ibuf[5]); - deb_info(1, "INT Key =%08x", key); - if (adap_to_d(adap)->rc_dev != NULL) - rc_keydown(adap_to_d(adap)->rc_dev, - RC_TYPE_NEC, key, 0); - } + if (!adap_to_d(adap)->rc_dev) + break; + + key = RC_SCANCODE_NEC32(ibuf[2] << 24 | + ibuf[3] << 16 | + ibuf[4] << 8 | + ibuf[5]); + + deb_info(1, "INT Key = 0x%08x", key); + rc_keydown(adap_to_d(adap)->rc_dev, RC_TYPE_NEC, key, 0); break; case 0xbb: switch (st->tuner_config) { @@ -1344,7 +1345,7 @@ module_usb_driver(lme2510_driver); MODULE_AUTHOR("Malcolm Priestley <tvboxspy@gmail.com>"); MODULE_DESCRIPTION("LME2510(C) DVB-S USB2.0"); -MODULE_VERSION("2.06"); +MODULE_VERSION("2.07"); MODULE_LICENSE("GPL"); /*(DEBLOBBED)*/ diff --git a/drivers/media/usb/dvb-usb-v2/rtl28xxu.c b/drivers/media/usb/dvb-usb-v2/rtl28xxu.c index c3cac4c12..197a4f2e5 100644 --- a/drivers/media/usb/dvb-usb-v2/rtl28xxu.c +++ b/drivers/media/usb/dvb-usb-v2/rtl28xxu.c @@ -34,6 +34,14 @@ static int rtl28xxu_ctrl_msg(struct dvb_usb_device *d, struct rtl28xxu_req *req) unsigned int pipe; u8 requesttype; + mutex_lock(&d->usb_mutex); + + if (req->size > sizeof(dev->buf)) { + dev_err(&d->intf->dev, "too large message %u\n", req->size); + ret = -EINVAL; + goto err_mutex_unlock; + } + if (req->index & CMD_WR_FLAG) { /* write */ memcpy(dev->buf, req->data, req->size); @@ -50,14 +58,17 @@ static int rtl28xxu_ctrl_msg(struct dvb_usb_device *d, struct rtl28xxu_req *req) dvb_usb_dbg_usb_control_msg(d->udev, 0, requesttype, req->value, req->index, dev->buf, req->size); if (ret < 0) - goto err; + goto err_mutex_unlock; /* read request, copy returned data to return buf */ if (requesttype == (USB_TYPE_VENDOR | USB_DIR_IN)) memcpy(req->data, dev->buf, req->size); + mutex_unlock(&d->usb_mutex); + return 0; -err: +err_mutex_unlock: + mutex_unlock(&d->usb_mutex); dev_dbg(&d->intf->dev, "failed=%d\n", ret); return ret; } diff --git a/drivers/media/usb/dvb-usb-v2/rtl28xxu.h b/drivers/media/usb/dvb-usb-v2/rtl28xxu.h index 9f6115a2e..138062960 100644 --- a/drivers/media/usb/dvb-usb-v2/rtl28xxu.h +++ b/drivers/media/usb/dvb-usb-v2/rtl28xxu.h @@ -71,7 +71,7 @@ struct rtl28xxu_dev { - u8 buf[28]; + u8 buf[128]; u8 chip_id; u8 tuner; char *tuner_name; diff --git a/drivers/media/usb/dvb-usb/pctv452e.c b/drivers/media/usb/dvb-usb/pctv452e.c index d17618fe8..ec397c4b7 100644 --- a/drivers/media/usb/dvb-usb/pctv452e.c +++ b/drivers/media/usb/dvb-usb/pctv452e.c @@ -611,7 +611,7 @@ static int pctv452e_read_mac_address(struct dvb_usb_device *d, u8 mac[6]) return 0; failed: - memset(mac, 0, 6); + eth_zero_addr(mac); return ret; } diff --git a/drivers/media/usb/dvb-usb/technisat-usb2.c b/drivers/media/usb/dvb-usb/technisat-usb2.c index 733a1eaf6..7e99c908e 100644 --- a/drivers/media/usb/dvb-usb/technisat-usb2.c +++ b/drivers/media/usb/dvb-usb/technisat-usb2.c @@ -707,7 +707,7 @@ static struct dvb_usb_device_properties technisat_usb2_devices = { .stream = { .type = USB_ISOC, - .count = 8, + .count = 4, .endpoint = 0x2, .u = { .isoc = { diff --git a/drivers/media/usb/em28xx/em28xx-dvb.c b/drivers/media/usb/em28xx/em28xx-dvb.c index 4e1f81dd2..70b23d987 100644 --- a/drivers/media/usb/em28xx/em28xx-dvb.c +++ b/drivers/media/usb/em28xx/em28xx-dvb.c @@ -808,10 +808,6 @@ static struct tda18271_config em28xx_cxd2820r_tda18271_config = { .gate = TDA18271_GATE_DIGITAL, }; -static const struct a8293_config em28xx_a8293_config = { - .i2c_addr = 0x08, /* (0x10 >> 1) */ -}; - static struct zl10353_config em28xx_zl10353_no_i2c_gate_dev = { .demod_address = (0x1e >> 1), .disable_i2c_gate_ctrl = 1, diff --git a/drivers/media/usb/go7007/s2250-board.c b/drivers/media/usb/go7007/s2250-board.c index 5c2a49534..1466db150 100644 --- a/drivers/media/usb/go7007/s2250-board.c +++ b/drivers/media/usb/go7007/s2250-board.c @@ -629,7 +629,6 @@ MODULE_DEVICE_TABLE(i2c, s2250_id); static struct i2c_driver s2250_driver = { .driver = { - .owner = THIS_MODULE, .name = "s2250", }, .probe = s2250_probe, diff --git a/drivers/media/usb/gspca/m5602/m5602_s5k83a.c b/drivers/media/usb/gspca/m5602/m5602_s5k83a.c index 7cbc3a00b..bf6b21543 100644 --- a/drivers/media/usb/gspca/m5602/m5602_s5k83a.c +++ b/drivers/media/usb/gspca/m5602/m5602_s5k83a.c @@ -177,7 +177,7 @@ static int rotation_thread_function(void *data) __s32 vflip, hflip; set_current_state(TASK_INTERRUPTIBLE); - while (!schedule_timeout(100)) { + while (!schedule_timeout(msecs_to_jiffies(100))) { if (mutex_lock_interruptible(&sd->gspca_dev.usb_lock)) break; diff --git a/drivers/media/usb/gspca/sn9c2028.c b/drivers/media/usb/gspca/sn9c2028.c index c75b7388a..4f2050a5e 100644 --- a/drivers/media/usb/gspca/sn9c2028.c +++ b/drivers/media/usb/gspca/sn9c2028.c @@ -140,7 +140,7 @@ static int sn9c2028_long_command(struct gspca_dev *gspca_dev, u8 *command) status = sn9c2028_read1(gspca_dev); if (status < 0) { pr_err("long command status read error %d\n", status); - return (status < 0) ? status : -EIO; + return status; } memset(reading, 0, 4); diff --git a/drivers/media/usb/stk1160/stk1160-core.c b/drivers/media/usb/stk1160/stk1160-core.c index 03504dcf3..1b6836f15 100644 --- a/drivers/media/usb/stk1160/stk1160-core.c +++ b/drivers/media/usb/stk1160/stk1160-core.c @@ -162,7 +162,7 @@ static void stk1160_release(struct v4l2_device *v4l2_dev) { struct stk1160 *dev = container_of(v4l2_dev, struct stk1160, v4l2_dev); - stk1160_info("releasing all resources\n"); + stk1160_dbg("releasing all resources\n"); stk1160_i2c_unregister(dev); @@ -363,9 +363,6 @@ static int stk1160_probe(struct usb_interface *interface, dev->sd_saa7115 = v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap, "saa7115_auto", 0, saa7113_addrs); - stk1160_info("driver ver %s successfully loaded\n", - STK1160_VERSION); - /* i2c reset saa711x */ v4l2_device_call_all(&dev->v4l2_dev, 0, core, reset, 0); v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_stream, 0); diff --git a/drivers/media/usb/stk1160/stk1160-reg.h b/drivers/media/usb/stk1160/stk1160-reg.h index 3e49da6e7..81ff3a15d 100644 --- a/drivers/media/usb/stk1160/stk1160-reg.h +++ b/drivers/media/usb/stk1160/stk1160-reg.h @@ -33,6 +33,40 @@ */ #define STK1160_DCTRL 0x100 +/* + * Decimation Control Register: + * Byte 104: Horizontal Decimation Line Unit Count + * Byte 105: Vertical Decimation Line Unit Count + * Byte 106: Decimation Control + * Bit 0 - Horizontal Decimation Control + * 0 Horizontal decimation is disabled. + * 1 Horizontal decimation is enabled. + * Bit 1 - Decimates Half or More Column + * 0 Decimates less than half from original column, + * send count unit (0x105) before each unit skipped. + * 1 Decimates half or more from original column, + * skip count unit (0x105) before each unit sent. + * Bit 2 - Vertical Decimation Control + * 0 Vertical decimation is disabled. + * 1 Vertical decimation is enabled. + * Bit 3 - Vertical Greater or Equal to Half + * 0 Decimates less than half from original row, + * send count unit (0x105) before each unit skipped. + * 1 Decimates half or more from original row, + * skip count unit (0x105) before each unit sent. + * Bit 4 - Decimation Unit + * 0 Decimation will work with 2 rows or columns per unit. + * 1 Decimation will work with 4 rows or columns per unit. + */ +#define STK1160_DMCTRL_H_UNITS 0x104 +#define STK1160_DMCTRL_V_UNITS 0x105 +#define STK1160_DMCTRL 0x106 +#define STK1160_H_DEC_EN BIT(0) +#define STK1160_H_DEC_MODE BIT(1) +#define STK1160_V_DEC_EN BIT(2) +#define STK1160_V_DEC_MODE BIT(3) +#define STK1160_DEC_UNIT_SIZE BIT(4) + /* Capture Frame Start Position */ #define STK116_CFSPO 0x110 #define STK116_CFSPO_STX_L 0x110 diff --git a/drivers/media/usb/stk1160/stk1160-v4l.c b/drivers/media/usb/stk1160/stk1160-v4l.c index 4d313ed4c..e12b10352 100644 --- a/drivers/media/usb/stk1160/stk1160-v4l.c +++ b/drivers/media/usb/stk1160/stk1160-v4l.c @@ -42,6 +42,17 @@ static bool keep_buffers; module_param(keep_buffers, bool, 0644); MODULE_PARM_DESC(keep_buffers, "don't release buffers upon stop streaming"); +enum stk1160_decimate_mode { + STK1160_DECIMATE_MORE_THAN_HALF, + STK1160_DECIMATE_LESS_THAN_HALF, +}; + +struct stk1160_decimate_ctrl { + bool col_en, row_en; + enum stk1160_decimate_mode col_mode, row_mode; + unsigned int col_n, row_n; +}; + /* supported video standards */ static struct stk1160_fmt format[] = { { @@ -51,6 +62,19 @@ static struct stk1160_fmt format[] = { } }; +/* + * Helper to find the next divisor that results in modulo being zero. + * This is required to guarantee valid decimation unit counts. + */ +static unsigned int +div_round_integer(unsigned int x, unsigned int y) +{ + for (;; y++) { + if (x % y == 0) + return x / y; + } +} + static void stk1160_set_std(struct stk1160 *dev) { int i; @@ -106,6 +130,41 @@ static void stk1160_set_std(struct stk1160 *dev) } +static void stk1160_set_fmt(struct stk1160 *dev, + struct stk1160_decimate_ctrl *ctrl) +{ + u32 val = 0; + + if (ctrl) { + /* + * Since the format is UYVY, the device must skip or send + * a number of rows/columns multiple of four. This way, the + * colour format is preserved. The STK1160_DEC_UNIT_SIZE bit + * does exactly this. + */ + val |= STK1160_DEC_UNIT_SIZE; + val |= ctrl->col_en ? STK1160_H_DEC_EN : 0; + val |= ctrl->row_en ? STK1160_V_DEC_EN : 0; + val |= ctrl->col_mode == + STK1160_DECIMATE_MORE_THAN_HALF ? + STK1160_H_DEC_MODE : 0; + val |= ctrl->row_mode == + STK1160_DECIMATE_MORE_THAN_HALF ? + STK1160_V_DEC_MODE : 0; + + /* Horizontal count units */ + stk1160_write_reg(dev, STK1160_DMCTRL_H_UNITS, ctrl->col_n); + /* Vertical count units */ + stk1160_write_reg(dev, STK1160_DMCTRL_V_UNITS, ctrl->row_n); + + stk1160_dbg("decimate 0x%x, column units %d, row units %d\n", + val, ctrl->col_n, ctrl->row_n); + } + + /* Decimation control */ + stk1160_write_reg(dev, STK1160_DMCTRL, val); +} + /* * Set a new alternate setting. * Returns true is dev->max_pkt_size has changed, false otherwise. @@ -136,7 +195,7 @@ static bool stk1160_set_alternate(struct stk1160 *dev) dev->alt = i; } - stk1160_info("setting alternate %d\n", dev->alt); + stk1160_dbg("setting alternate %d\n", dev->alt); if (dev->alt != prev_alt) { stk1160_dbg("minimum isoc packet size: %u (alt=%d)\n", @@ -194,6 +253,8 @@ static int stk1160_start_streaming(struct stk1160 *dev) /* Start saa711x */ v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_stream, 1); + dev->sequence = 0; + /* Start stk1160 */ stk1160_write_reg(dev, STK1160_DCTRL, 0xb3); stk1160_write_reg(dev, STK1160_DCTRL+3, 0x00); @@ -224,7 +285,7 @@ static void stk1160_stop_hw(struct stk1160 *dev) /* set alternate 0 */ dev->alt = 0; - stk1160_info("setting alternate %d\n", dev->alt); + stk1160_dbg("setting alternate %d\n", dev->alt); usb_set_interface(dev->udev, 0, 0); /* Stop stk1160 */ @@ -321,41 +382,134 @@ static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, return 0; } -static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, - struct v4l2_format *f) +static int stk1160_try_fmt(struct stk1160 *dev, struct v4l2_format *f, + struct stk1160_decimate_ctrl *ctrl) { - struct stk1160 *dev = video_drvdata(file); + unsigned int width, height; + unsigned int base_width, base_height; + unsigned int col_n, row_n; + enum stk1160_decimate_mode col_mode, row_mode; + bool col_en, row_en; + + base_width = 720; + base_height = (dev->norm & V4L2_STD_525_60) ? 480 : 576; + + /* Minimum width and height is 5% the frame size */ + width = clamp_t(unsigned int, f->fmt.pix.width, + base_width / 20, base_width); + height = clamp_t(unsigned int, f->fmt.pix.height, + base_height / 20, base_height); + + /* Let's set default no decimation values */ + col_n = 0; + row_n = 0; + col_en = false; + row_en = false; + f->fmt.pix.width = base_width; + f->fmt.pix.height = base_height; + row_mode = STK1160_DECIMATE_LESS_THAN_HALF; + col_mode = STK1160_DECIMATE_LESS_THAN_HALF; + + if (width < base_width && width > base_width / 2) { + /* + * The device will send count units for each + * unit skipped. This means count unit is: + * + * n = width / (frame width - width) + * + * And the width is: + * + * width = (n / n + 1) * frame width + */ + col_n = div_round_integer(width, base_width - width); + if (col_n > 0 && col_n <= 255) { + col_en = true; + col_mode = STK1160_DECIMATE_LESS_THAN_HALF; + f->fmt.pix.width = (base_width * col_n) / (col_n + 1); + } - /* - * User can't choose size at his own will, - * so we just return him the current size chosen - * at standard selection. - * TODO: Implement frame scaling? - */ + } else if (width <= base_width / 2) { + + /* + * The device will skip count units for each + * unit sent. This means count is: + * + * n = (frame width / width) - 1 + * + * And the width is: + * + * width = frame width / (n + 1) + */ + col_n = div_round_integer(base_width, width) - 1; + if (col_n > 0 && col_n <= 255) { + col_en = true; + col_mode = STK1160_DECIMATE_MORE_THAN_HALF; + f->fmt.pix.width = base_width / (col_n + 1); + } + } + + if (height < base_height && height > base_height / 2) { + row_n = div_round_integer(height, base_height - height); + if (row_n > 0 && row_n <= 255) { + row_en = true; + row_mode = STK1160_DECIMATE_LESS_THAN_HALF; + f->fmt.pix.height = (base_height * row_n) / (row_n + 1); + } + + } else if (height <= base_height / 2) { + row_n = div_round_integer(base_height, height) - 1; + if (row_n > 0 && row_n <= 255) { + row_en = true; + row_mode = STK1160_DECIMATE_MORE_THAN_HALF; + f->fmt.pix.height = base_height / (row_n + 1); + } + } f->fmt.pix.pixelformat = dev->fmt->fourcc; - f->fmt.pix.width = dev->width; - f->fmt.pix.height = dev->height; f->fmt.pix.field = V4L2_FIELD_INTERLACED; - f->fmt.pix.bytesperline = dev->width * 2; - f->fmt.pix.sizeimage = dev->height * f->fmt.pix.bytesperline; + f->fmt.pix.bytesperline = f->fmt.pix.width * 2; + f->fmt.pix.sizeimage = f->fmt.pix.height * f->fmt.pix.bytesperline; f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; + if (ctrl) { + ctrl->col_en = col_en; + ctrl->col_n = col_n; + ctrl->col_mode = col_mode; + ctrl->row_en = row_en; + ctrl->row_n = row_n; + ctrl->row_mode = row_mode; + } + + stk1160_dbg("width %d, height %d\n", + f->fmt.pix.width, f->fmt.pix.height); return 0; } +static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct stk1160 *dev = video_drvdata(file); + + return stk1160_try_fmt(dev, f, NULL); +} + static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f) { struct stk1160 *dev = video_drvdata(file); struct vb2_queue *q = &dev->vb_vidq; + struct stk1160_decimate_ctrl ctrl; + int rc; if (vb2_is_busy(q)) return -EBUSY; - vidioc_try_fmt_vid_cap(file, priv, f); - - /* We don't support any format changes */ + rc = stk1160_try_fmt(dev, f, &ctrl); + if (rc < 0) + return rc; + dev->width = f->fmt.pix.width; + dev->height = f->fmt.pix.height; + stk1160_set_fmt(dev, &ctrl); return 0; } @@ -391,22 +545,15 @@ static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id norm) return -ENODEV; /* We need to set this now, before we call stk1160_set_std */ + dev->width = 720; + dev->height = (norm & V4L2_STD_525_60) ? 480 : 576; dev->norm = norm; - /* This is taken from saa7115 video decoder */ - if (dev->norm & V4L2_STD_525_60) { - dev->width = 720; - dev->height = 480; - } else if (dev->norm & V4L2_STD_625_50) { - dev->width = 720; - dev->height = 576; - } else { - stk1160_err("invalid standard\n"); - return -EINVAL; - } - stk1160_set_std(dev); + /* Calling with NULL disables frame decimation */ + stk1160_set_fmt(dev, NULL); + v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_std, dev->norm); @@ -538,8 +685,8 @@ static int queue_setup(struct vb2_queue *vq, const struct v4l2_format *v4l_fmt, sizes[0] = size; - stk1160_info("%s: buffer count %d, each %ld bytes\n", - __func__, *nbuffers, size); + stk1160_dbg("%s: buffer count %d, each %ld bytes\n", + __func__, *nbuffers, size); return 0; } @@ -623,8 +770,8 @@ void stk1160_clear_queue(struct stk1160 *dev) struct stk1160_buffer, list); list_del(&buf->list); vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR); - stk1160_info("buffer [%p/%d] aborted\n", - buf, buf->vb.v4l2_buf.index); + stk1160_dbg("buffer [%p/%d] aborted\n", + buf, buf->vb.v4l2_buf.index); } /* It's important to release the current buffer */ @@ -633,8 +780,8 @@ void stk1160_clear_queue(struct stk1160 *dev) dev->isoc_ctl.buf = NULL; vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR); - stk1160_info("buffer [%p/%d] aborted\n", - buf, buf->vb.v4l2_buf.index); + stk1160_dbg("buffer [%p/%d] aborted\n", + buf, buf->vb.v4l2_buf.index); } spin_unlock_irqrestore(&dev->buf_lock, flags); } diff --git a/drivers/media/usb/stk1160/stk1160-video.c b/drivers/media/usb/stk1160/stk1160-video.c index 39f1aae20..940c3eaea 100644 --- a/drivers/media/usb/stk1160/stk1160-video.c +++ b/drivers/media/usb/stk1160/stk1160-video.c @@ -96,9 +96,7 @@ void stk1160_buffer_done(struct stk1160 *dev) { struct stk1160_buffer *buf = dev->isoc_ctl.buf; - dev->field_count++; - - buf->vb.v4l2_buf.sequence = dev->field_count >> 1; + buf->vb.v4l2_buf.sequence = dev->sequence++; buf->vb.v4l2_buf.field = V4L2_FIELD_INTERLACED; buf->vb.v4l2_buf.bytesused = buf->bytesused; v4l2_get_timestamp(&buf->vb.v4l2_buf.timestamp); diff --git a/drivers/media/usb/stk1160/stk1160.h b/drivers/media/usb/stk1160/stk1160.h index abdea484c..72cc8e8cb 100644 --- a/drivers/media/usb/stk1160/stk1160.h +++ b/drivers/media/usb/stk1160/stk1160.h @@ -58,7 +58,6 @@ * new drivers should use. * */ -#define DEBUG #ifdef DEBUG #define stk1160_dbg(fmt, args...) \ printk(KERN_DEBUG "stk1160: " fmt, ## args) @@ -151,8 +150,7 @@ struct stk1160 { v4l2_std_id norm; /* current norm */ struct stk1160_fmt *fmt; /* selected format */ - unsigned int field_count; /* not sure ??? */ - enum v4l2_field field; /* also not sure :/ */ + unsigned int sequence; /* i2c i/o */ struct i2c_adapter i2c_adap; diff --git a/drivers/media/usb/ttusb-dec/ttusb_dec.c b/drivers/media/usb/ttusb-dec/ttusb_dec.c index 0c9943661..a53e94dd2 100644 --- a/drivers/media/usb/ttusb-dec/ttusb_dec.c +++ b/drivers/media/usb/ttusb-dec/ttusb_dec.c @@ -593,14 +593,9 @@ static void ttusb_dec_process_packet(struct ttusb_dec *dec) static void swap_bytes(u8 *b, int length) { - u8 c; - length -= length % 2; - for (; length; b += 2, length -= 2) { - c = *b; - *b = *(b + 1); - *(b + 1) = c; - } + for (; length; b += 2, length -= 2) + swap(*b, *(b + 1)); } static void ttusb_dec_process_urb_frame(struct ttusb_dec *dec, u8 *b, diff --git a/drivers/media/usb/usbvision/usbvision-core.c b/drivers/media/usb/usbvision/usbvision-core.c index 7c04ef697..dc3b4d515 100644 --- a/drivers/media/usb/usbvision/usbvision-core.c +++ b/drivers/media/usb/usbvision/usbvision-core.c @@ -1367,7 +1367,7 @@ static void usbvision_isoc_irq(struct urb *urb) int usbvision_read_reg(struct usb_usbvision *usbvision, unsigned char reg) { int err_code = 0; - unsigned char buffer[1]; + unsigned char *buffer = usbvision->ctrl_urb_buffer; if (!USBVISION_IS_OPERATIONAL(usbvision)) return -1; @@ -1401,10 +1401,12 @@ int usbvision_write_reg(struct usb_usbvision *usbvision, unsigned char reg, if (!USBVISION_IS_OPERATIONAL(usbvision)) return 0; + usbvision->ctrl_urb_buffer[0] = value; err_code = usb_control_msg(usbvision->dev, usb_sndctrlpipe(usbvision->dev, 1), USBVISION_OP_CODE, USB_DIR_OUT | USB_TYPE_VENDOR | - USB_RECIP_ENDPOINT, 0, (__u16) reg, &value, 1, HZ); + USB_RECIP_ENDPOINT, 0, (__u16) reg, + usbvision->ctrl_urb_buffer, 1, HZ); if (err_code < 0) { dev_err(&usbvision->dev->dev, @@ -1596,7 +1598,7 @@ static int usbvision_init_webcam(struct usb_usbvision *usbvision) { 0x27, 0x00, 0x00 }, { 0x28, 0x00, 0x00 }, { 0x29, 0x00, 0x00 }, { 0x08, 0x80, 0x60 }, { 0x0f, 0x2d, 0x24 }, { 0x0c, 0x80, 0x80 } }; - char value[3]; + unsigned char *value = usbvision->ctrl_urb_buffer; /* the only difference between PAL and NTSC init_values */ if (usbvision_device_data[usbvision->dev_model].video_norm == V4L2_STD_NTSC) @@ -1635,8 +1637,8 @@ static int usbvision_init_webcam(struct usb_usbvision *usbvision) static int usbvision_set_video_format(struct usb_usbvision *usbvision, int format) { static const char proc[] = "usbvision_set_video_format"; + unsigned char *value = usbvision->ctrl_urb_buffer; int rc; - unsigned char value[2]; if (!USBVISION_IS_OPERATIONAL(usbvision)) return 0; @@ -1677,7 +1679,7 @@ int usbvision_set_output(struct usb_usbvision *usbvision, int width, int err_code = 0; int usb_width, usb_height; unsigned int frame_rate = 0, frame_drop = 0; - unsigned char value[4]; + unsigned char *value = usbvision->ctrl_urb_buffer; if (!USBVISION_IS_OPERATIONAL(usbvision)) return 0; @@ -1789,10 +1791,6 @@ int usbvision_frames_alloc(struct usb_usbvision *usbvision, int number_of_frames usbvision->num_frames--; } - spin_lock_init(&usbvision->queue_lock); - init_waitqueue_head(&usbvision->wait_frame); - init_waitqueue_head(&usbvision->wait_stream); - /* Allocate all buffers */ for (i = 0; i < usbvision->num_frames; i++) { usbvision->frame[i].index = i; @@ -1872,7 +1870,7 @@ static int usbvision_set_compress_params(struct usb_usbvision *usbvision) { static const char proc[] = "usbvision_set_compresion_params: "; int rc; - unsigned char value[6]; + unsigned char *value = usbvision->ctrl_urb_buffer; value[0] = 0x0F; /* Intra-Compression cycle */ value[1] = 0x01; /* Reg.45 one line per strip */ @@ -1946,7 +1944,7 @@ int usbvision_set_input(struct usb_usbvision *usbvision) { static const char proc[] = "usbvision_set_input: "; int rc; - unsigned char value[8]; + unsigned char *value = usbvision->ctrl_urb_buffer; unsigned char dvi_yuv_value; if (!USBVISION_IS_OPERATIONAL(usbvision)) @@ -2062,8 +2060,8 @@ int usbvision_set_input(struct usb_usbvision *usbvision) static int usbvision_set_dram_settings(struct usb_usbvision *usbvision) { + unsigned char *value = usbvision->ctrl_urb_buffer; int rc; - unsigned char value[8]; if (usbvision->isoc_mode == ISOC_MODE_COMPRESS) { value[0] = 0x42; @@ -2161,55 +2159,6 @@ int usbvision_power_on(struct usb_usbvision *usbvision) /* - * usbvision timer stuff - */ - -/* to call usbvision_power_off from task queue */ -static void call_usbvision_power_off(struct work_struct *work) -{ - struct usb_usbvision *usbvision = container_of(work, struct usb_usbvision, power_off_work); - - PDEBUG(DBG_FUNC, ""); - if (mutex_lock_interruptible(&usbvision->v4l2_lock)) - return; - - if (usbvision->user == 0) { - usbvision_i2c_unregister(usbvision); - - usbvision_power_off(usbvision); - usbvision->initialized = 0; - } - mutex_unlock(&usbvision->v4l2_lock); -} - -static void usbvision_power_off_timer(unsigned long data) -{ - struct usb_usbvision *usbvision = (void *)data; - - PDEBUG(DBG_FUNC, ""); - del_timer(&usbvision->power_off_timer); - INIT_WORK(&usbvision->power_off_work, call_usbvision_power_off); - (void) schedule_work(&usbvision->power_off_work); -} - -void usbvision_init_power_off_timer(struct usb_usbvision *usbvision) -{ - setup_timer(&usbvision->power_off_timer, usbvision_power_off_timer, - (unsigned long)usbvision); -} - -void usbvision_set_power_off_timer(struct usb_usbvision *usbvision) -{ - mod_timer(&usbvision->power_off_timer, jiffies + USBVISION_POWEROFF_TIME); -} - -void usbvision_reset_power_off_timer(struct usb_usbvision *usbvision) -{ - if (timer_pending(&usbvision->power_off_timer)) - del_timer(&usbvision->power_off_timer); -} - -/* * usbvision_begin_streaming() * Sure you have to put bit 7 to 0, if not incoming frames are droped, but no * idea about the rest diff --git a/drivers/media/usb/usbvision/usbvision-i2c.c b/drivers/media/usb/usbvision/usbvision-i2c.c index 26dbcb114..120de2e02 100644 --- a/drivers/media/usb/usbvision/usbvision-i2c.c +++ b/drivers/media/usb/usbvision/usbvision-i2c.c @@ -343,7 +343,7 @@ static int usbvision_i2c_write_max4(struct usb_usbvision *usbvision, { int rc, retries; int i; - unsigned char value[6]; + unsigned char *value = usbvision->ctrl_urb_buffer; unsigned char ser_cont; ser_cont = (len & 0x07) | 0x10; diff --git a/drivers/media/usb/usbvision/usbvision-video.c b/drivers/media/usb/usbvision/usbvision-video.c index 1c6d31f7c..b693206f6 100644 --- a/drivers/media/usb/usbvision/usbvision-video.c +++ b/drivers/media/usb/usbvision/usbvision-video.c @@ -62,6 +62,7 @@ #include <media/saa7115.h> #include <media/v4l2-common.h> #include <media/v4l2-ioctl.h> +#include <media/v4l2-event.h> #include <media/tuner.h> #include <linux/workqueue.h> @@ -122,8 +123,6 @@ static void usbvision_release(struct usb_usbvision *usbvision); static int isoc_mode = ISOC_MODE_COMPRESS; /* Set the default Debug Mode of the device driver */ static int video_debug; -/* Set the default device to power on at startup */ -static int power_on_at_open = 1; /* Sequential Number of Video Device */ static int video_nr = -1; /* Sequential Number of Radio Device */ @@ -134,13 +133,11 @@ static int radio_nr = -1; /* Showing parameters under SYSFS */ module_param(isoc_mode, int, 0444); module_param(video_debug, int, 0444); -module_param(power_on_at_open, int, 0444); module_param(video_nr, int, 0444); module_param(radio_nr, int, 0444); MODULE_PARM_DESC(isoc_mode, " Set the default format for ISOC endpoint. Default: 0x60 (Compression On)"); MODULE_PARM_DESC(video_debug, " Set the default Debug Mode of the device driver. Default: 0 (Off)"); -MODULE_PARM_DESC(power_on_at_open, " Set the default device to power on when device is opened. Default: 1 (On)"); MODULE_PARM_DESC(video_nr, "Set video device number (/dev/videoX). Default: -1 (autodetect)"); MODULE_PARM_DESC(radio_nr, "Set radio device number (/dev/radioX). Default: -1 (autodetect)"); @@ -351,11 +348,14 @@ static int usbvision_v4l2_open(struct file *file) if (mutex_lock_interruptible(&usbvision->v4l2_lock)) return -ERESTARTSYS; - usbvision_reset_power_off_timer(usbvision); - if (usbvision->user) + if (usbvision->user) { err_code = -EBUSY; - else { + } else { + err_code = v4l2_fh_open(file); + if (err_code) + goto unlock; + /* Allocate memory for the scratch ring buffer */ err_code = usbvision_scratch_alloc(usbvision); if (isoc_mode == ISOC_MODE_COMPRESS) { @@ -372,11 +372,6 @@ static int usbvision_v4l2_open(struct file *file) /* If so far no errors then we shall start the camera */ if (!err_code) { - if (usbvision->power == 0) { - usbvision_power_on(usbvision); - usbvision_i2c_register(usbvision); - } - /* Send init sequence only once, it's large! */ if (!usbvision->initialized) { int setup_ok = 0; @@ -392,18 +387,14 @@ static int usbvision_v4l2_open(struct file *file) err_code = usbvision_init_isoc(usbvision); /* device must be initialized before isoc transfer */ usbvision_muxsel(usbvision, 0); + + /* prepare queues */ + usbvision_empty_framequeues(usbvision); usbvision->user++; - } else { - if (power_on_at_open) { - usbvision_i2c_unregister(usbvision); - usbvision_power_off(usbvision); - usbvision->initialized = 0; - } } } - /* prepare queues */ - usbvision_empty_framequeues(usbvision); +unlock: mutex_unlock(&usbvision->v4l2_lock); PDEBUG(DBG_IO, "success"); @@ -435,23 +426,16 @@ static int usbvision_v4l2_close(struct file *file) usbvision_scratch_free(usbvision); usbvision->user--; - - if (power_on_at_open) { - /* power off in a little while - to avoid off/on every close/open short sequences */ - usbvision_set_power_off_timer(usbvision); - usbvision->initialized = 0; - } + mutex_unlock(&usbvision->v4l2_lock); if (usbvision->remove_pending) { printk(KERN_INFO "%s: Final disconnect\n", __func__); usbvision_release(usbvision); return 0; } - mutex_unlock(&usbvision->v4l2_lock); PDEBUG(DBG_IO, "success"); - return 0; + return v4l2_fh_release(file); } @@ -503,18 +487,24 @@ static int vidioc_querycap(struct file *file, void *priv, struct v4l2_capability *vc) { struct usb_usbvision *usbvision = video_drvdata(file); + struct video_device *vdev = video_devdata(file); strlcpy(vc->driver, "USBVision", sizeof(vc->driver)); strlcpy(vc->card, usbvision_device_data[usbvision->dev_model].model_string, sizeof(vc->card)); usb_make_path(usbvision->dev, vc->bus_info, sizeof(vc->bus_info)); - vc->device_caps = V4L2_CAP_VIDEO_CAPTURE | - V4L2_CAP_AUDIO | - V4L2_CAP_READWRITE | - V4L2_CAP_STREAMING | - (usbvision->have_tuner ? V4L2_CAP_TUNER : 0); - vc->capabilities = vc->device_caps | V4L2_CAP_DEVICE_CAPS; + vc->device_caps = usbvision->have_tuner ? V4L2_CAP_TUNER : 0; + if (vdev->vfl_type == VFL_TYPE_GRABBER) + vc->device_caps |= V4L2_CAP_VIDEO_CAPTURE | + V4L2_CAP_READWRITE | V4L2_CAP_STREAMING; + else + vc->device_caps |= V4L2_CAP_RADIO; + + vc->capabilities = vc->device_caps | V4L2_CAP_VIDEO_CAPTURE | + V4L2_CAP_READWRITE | V4L2_CAP_STREAMING | V4L2_CAP_DEVICE_CAPS; + if (usbvision_device_data[usbvision->dev_model].radio) + vc->capabilities |= V4L2_CAP_RADIO; return 0; } @@ -540,7 +530,6 @@ static int vidioc_enum_input(struct file *file, void *priv, } else { strcpy(vi->name, "Television"); vi->type = V4L2_INPUT_TYPE_TUNER; - vi->audioset = 1; vi->tuner = chan; vi->std = USBVISION_NORMS; } @@ -551,7 +540,7 @@ static int vidioc_enum_input(struct file *file, void *priv, strcpy(vi->name, "Green Video Input"); else strcpy(vi->name, "Composite Video Input"); - vi->std = V4L2_STD_PAL; + vi->std = USBVISION_NORMS; break; case 2: vi->type = V4L2_INPUT_TYPE_CAMERA; @@ -559,12 +548,12 @@ static int vidioc_enum_input(struct file *file, void *priv, strcpy(vi->name, "Yellow Video Input"); else strcpy(vi->name, "S-Video Input"); - vi->std = V4L2_STD_PAL; + vi->std = USBVISION_NORMS; break; case 3: vi->type = V4L2_INPUT_TYPE_CAMERA; strcpy(vi->name, "Red Video Input"); - vi->std = V4L2_STD_PAL; + vi->std = USBVISION_NORMS; break; } return 0; @@ -619,14 +608,13 @@ static int vidioc_g_tuner(struct file *file, void *priv, { struct usb_usbvision *usbvision = video_drvdata(file); - if (!usbvision->have_tuner || vt->index) /* Only tuner 0 */ + if (vt->index) /* Only tuner 0 */ return -EINVAL; - if (usbvision->radio) { + if (vt->type == V4L2_TUNER_RADIO) strcpy(vt->name, "Radio"); - vt->type = V4L2_TUNER_RADIO; - } else { + else strcpy(vt->name, "Television"); - } + /* Let clients fill in the remainder of this struct */ call_all(usbvision, tuner, g_tuner, vt); @@ -638,8 +626,8 @@ static int vidioc_s_tuner(struct file *file, void *priv, { struct usb_usbvision *usbvision = video_drvdata(file); - /* Only no or one tuner for now */ - if (!usbvision->have_tuner || vt->index) + /* Only one tuner for now */ + if (vt->index) return -EINVAL; /* let clients handle this */ call_all(usbvision, tuner, s_tuner, vt); @@ -652,12 +640,13 @@ static int vidioc_g_frequency(struct file *file, void *priv, { struct usb_usbvision *usbvision = video_drvdata(file); - freq->tuner = 0; /* Only one tuner */ - if (usbvision->radio) - freq->type = V4L2_TUNER_RADIO; + /* Only one tuner */ + if (freq->tuner) + return -EINVAL; + if (freq->type == V4L2_TUNER_RADIO) + freq->frequency = usbvision->radio_freq; else - freq->type = V4L2_TUNER_ANALOG_TV; - freq->frequency = usbvision->freq; + freq->frequency = usbvision->tv_freq; return 0; } @@ -666,65 +655,19 @@ static int vidioc_s_frequency(struct file *file, void *priv, const struct v4l2_frequency *freq) { struct usb_usbvision *usbvision = video_drvdata(file); + struct v4l2_frequency new_freq = *freq; - /* Only no or one tuner for now */ - if (!usbvision->have_tuner || freq->tuner) + /* Only one tuner for now */ + if (freq->tuner) return -EINVAL; - usbvision->freq = freq->frequency; call_all(usbvision, tuner, s_frequency, freq); - - return 0; -} - -static int vidioc_g_audio(struct file *file, void *priv, struct v4l2_audio *a) -{ - struct usb_usbvision *usbvision = video_drvdata(file); - - if (usbvision->radio) - strcpy(a->name, "Radio"); + call_all(usbvision, tuner, g_frequency, &new_freq); + if (freq->type == V4L2_TUNER_RADIO) + usbvision->radio_freq = new_freq.frequency; else - strcpy(a->name, "TV"); - - return 0; -} + usbvision->tv_freq = new_freq.frequency; -static int vidioc_s_audio(struct file *file, void *fh, - const struct v4l2_audio *a) -{ - if (a->index) - return -EINVAL; - return 0; -} - -static int vidioc_queryctrl(struct file *file, void *priv, - struct v4l2_queryctrl *ctrl) -{ - struct usb_usbvision *usbvision = video_drvdata(file); - - call_all(usbvision, core, queryctrl, ctrl); - - if (!ctrl->type) - return -EINVAL; - - return 0; -} - -static int vidioc_g_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct usb_usbvision *usbvision = video_drvdata(file); - - call_all(usbvision, core, g_ctrl, ctrl); - return 0; -} - -static int vidioc_s_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct usb_usbvision *usbvision = video_drvdata(file); - - call_all(usbvision, core, s_ctrl, ctrl); return 0; } @@ -937,6 +880,8 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, vf->fmt.pix.bytesperline = vf->fmt.pix.width* usbvision->palette.bytes_per_pixel; vf->fmt.pix.sizeimage = vf->fmt.pix.bytesperline*vf->fmt.pix.height; + vf->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; + vf->fmt.pix.field = V4L2_FIELD_NONE; /* Always progressive image */ return 0; } @@ -1167,20 +1112,15 @@ static int usbvision_radio_open(struct file *file) if (mutex_lock_interruptible(&usbvision->v4l2_lock)) return -ERESTARTSYS; + err_code = v4l2_fh_open(file); + if (err_code) + goto out; if (usbvision->user) { dev_err(&usbvision->rdev.dev, "%s: Someone tried to open an already opened USBVision Radio!\n", __func__); err_code = -EBUSY; } else { - if (power_on_at_open) { - usbvision_reset_power_off_timer(usbvision); - if (usbvision->power == 0) { - usbvision_power_on(usbvision); - usbvision_i2c_register(usbvision); - } - } - /* Alternate interface 1 is is the biggest frame size */ err_code = usbvision_set_alternate(usbvision); if (err_code < 0) { @@ -1195,14 +1135,6 @@ static int usbvision_radio_open(struct file *file) usbvision_set_audio(usbvision, USBVISION_AUDIO_RADIO); usbvision->user++; } - - if (err_code) { - if (power_on_at_open) { - usbvision_i2c_unregister(usbvision); - usbvision_power_off(usbvision); - usbvision->initialized = 0; - } - } out: mutex_unlock(&usbvision->v4l2_lock); return err_code; @@ -1212,34 +1144,29 @@ out: static int usbvision_radio_close(struct file *file) { struct usb_usbvision *usbvision = video_drvdata(file); - int err_code = 0; PDEBUG(DBG_IO, ""); mutex_lock(&usbvision->v4l2_lock); /* Set packet size to 0 */ usbvision->iface_alt = 0; - err_code = usb_set_interface(usbvision->dev, usbvision->iface, + usb_set_interface(usbvision->dev, usbvision->iface, usbvision->iface_alt); usbvision_audio_off(usbvision); usbvision->radio = 0; usbvision->user--; - if (power_on_at_open) { - usbvision_set_power_off_timer(usbvision); - usbvision->initialized = 0; - } - if (usbvision->remove_pending) { printk(KERN_INFO "%s: Final disconnect\n", __func__); + v4l2_fh_release(file); usbvision_release(usbvision); - return err_code; + return 0; } mutex_unlock(&usbvision->v4l2_lock); PDEBUG(DBG_IO, "success"); - return err_code; + return v4l2_fh_release(file); } /* Video registration stuff */ @@ -1252,7 +1179,6 @@ static const struct v4l2_file_operations usbvision_fops = { .read = usbvision_v4l2_read, .mmap = usbvision_v4l2_mmap, .unlocked_ioctl = video_ioctl2, -/* .poll = video_poll, */ }; static const struct v4l2_ioctl_ops usbvision_ioctl_ops = { @@ -1270,17 +1196,15 @@ static const struct v4l2_ioctl_ops usbvision_ioctl_ops = { .vidioc_enum_input = vidioc_enum_input, .vidioc_g_input = vidioc_g_input, .vidioc_s_input = vidioc_s_input, - .vidioc_queryctrl = vidioc_queryctrl, - .vidioc_g_audio = vidioc_g_audio, - .vidioc_s_audio = vidioc_s_audio, - .vidioc_g_ctrl = vidioc_g_ctrl, - .vidioc_s_ctrl = vidioc_s_ctrl, .vidioc_streamon = vidioc_streamon, .vidioc_streamoff = vidioc_streamoff, .vidioc_g_tuner = vidioc_g_tuner, .vidioc_s_tuner = vidioc_s_tuner, .vidioc_g_frequency = vidioc_g_frequency, .vidioc_s_frequency = vidioc_s_frequency, + .vidioc_log_status = v4l2_ctrl_log_status, + .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, + .vidioc_unsubscribe_event = v4l2_event_unsubscribe, #ifdef CONFIG_VIDEO_ADV_DEBUG .vidioc_g_register = vidioc_g_register, .vidioc_s_register = vidioc_s_register, @@ -1301,23 +1225,19 @@ static const struct v4l2_file_operations usbvision_radio_fops = { .owner = THIS_MODULE, .open = usbvision_radio_open, .release = usbvision_radio_close, + .poll = v4l2_ctrl_poll, .unlocked_ioctl = video_ioctl2, }; static const struct v4l2_ioctl_ops usbvision_radio_ioctl_ops = { .vidioc_querycap = vidioc_querycap, - .vidioc_enum_input = vidioc_enum_input, - .vidioc_g_input = vidioc_g_input, - .vidioc_s_input = vidioc_s_input, - .vidioc_queryctrl = vidioc_queryctrl, - .vidioc_g_audio = vidioc_g_audio, - .vidioc_s_audio = vidioc_s_audio, - .vidioc_g_ctrl = vidioc_g_ctrl, - .vidioc_s_ctrl = vidioc_s_ctrl, .vidioc_g_tuner = vidioc_g_tuner, .vidioc_s_tuner = vidioc_s_tuner, .vidioc_g_frequency = vidioc_g_frequency, .vidioc_s_frequency = vidioc_s_frequency, + .vidioc_log_status = v4l2_ctrl_log_status, + .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, + .vidioc_unsubscribe_event = v4l2_event_unsubscribe, }; static struct video_device usbvision_radio_template = { @@ -1369,9 +1289,17 @@ static void usbvision_unregister_video(struct usb_usbvision *usbvision) /* register video4linux devices */ static int usbvision_register_video(struct usb_usbvision *usbvision) { + int res = -ENOMEM; + /* Video Device: */ usbvision_vdev_init(usbvision, &usbvision->vdev, &usbvision_video_template, "USBVision Video"); + if (!usbvision->have_tuner) { + v4l2_disable_ioctl(&usbvision->vdev, VIDIOC_G_FREQUENCY); + v4l2_disable_ioctl(&usbvision->vdev, VIDIOC_S_TUNER); + v4l2_disable_ioctl(&usbvision->vdev, VIDIOC_G_FREQUENCY); + v4l2_disable_ioctl(&usbvision->vdev, VIDIOC_S_TUNER); + } if (video_register_device(&usbvision->vdev, VFL_TYPE_GRABBER, video_nr) < 0) goto err_exit; printk(KERN_INFO "USBVision[%d]: registered USBVision Video device %s [v4l2]\n", @@ -1395,7 +1323,7 @@ static int usbvision_register_video(struct usb_usbvision *usbvision) "USBVision[%d]: video_register_device() failed\n", usbvision->nr); usbvision_unregister_video(usbvision); - return -1; + return res; } /* @@ -1420,6 +1348,9 @@ static struct usb_usbvision *usbvision_alloc(struct usb_device *dev, if (v4l2_device_register(&intf->dev, &usbvision->v4l2_dev)) goto err_free; + if (v4l2_ctrl_handler_init(&usbvision->hdl, 4)) + goto err_unreg; + usbvision->v4l2_dev.ctrl_handler = &usbvision->hdl; mutex_init(&usbvision->v4l2_lock); /* prepare control urb for control messages during interrupts */ @@ -1428,11 +1359,10 @@ static struct usb_usbvision *usbvision_alloc(struct usb_device *dev, goto err_unreg; init_waitqueue_head(&usbvision->ctrl_urb_wq); - usbvision_init_power_off_timer(usbvision); - return usbvision; err_unreg: + v4l2_ctrl_handler_free(&usbvision->hdl); v4l2_device_unregister(&usbvision->v4l2_dev); err_free: kfree(usbvision); @@ -1450,8 +1380,6 @@ static void usbvision_release(struct usb_usbvision *usbvision) { PDEBUG(DBG_PROBE, ""); - usbvision_reset_power_off_timer(usbvision); - usbvision->initialized = 0; usbvision_remove_sysfs(&usbvision->vdev); @@ -1460,6 +1388,7 @@ static void usbvision_release(struct usb_usbvision *usbvision) usb_free_urb(usbvision->ctrl_urb); + v4l2_ctrl_handler_free(&usbvision->hdl); v4l2_device_unregister(&usbvision->v4l2_dev); kfree(usbvision); @@ -1487,19 +1416,18 @@ static void usbvision_configure_video(struct usb_usbvision *usbvision) } usbvision->tvnorm_id = usbvision_device_data[model].video_norm; - usbvision->video_inputs = usbvision_device_data[model].video_channels; usbvision->ctl_input = 0; + usbvision->radio_freq = 87.5 * 16000; + usbvision->tv_freq = 400 * 16; /* This should be here to make i2c clients to be able to register */ /* first switch off audio */ if (usbvision_device_data[model].audio_channels > 0) usbvision_audio_off(usbvision); - if (!power_on_at_open) { - /* and then power up the noisy tuner */ - usbvision_power_on(usbvision); - usbvision_i2c_register(usbvision); - } + /* and then power up the tuner */ + usbvision_power_on(usbvision); + usbvision_i2c_register(usbvision); } /* @@ -1592,6 +1520,10 @@ static int usbvision_probe(struct usb_interface *intf, usbvision->nr = usbvision_nr++; + spin_lock_init(&usbvision->queue_lock); + init_waitqueue_head(&usbvision->wait_frame); + init_waitqueue_head(&usbvision->wait_stream); + usbvision->have_tuner = usbvision_device_data[model].tuner; if (usbvision->have_tuner) usbvision->tuner_type = usbvision_device_data[model].tuner_type; @@ -1646,11 +1578,7 @@ static void usbvision_disconnect(struct usb_interface *intf) usbvision_stop_isoc(usbvision); v4l2_device_disconnect(&usbvision->v4l2_dev); - - if (usbvision->power) { - usbvision_i2c_unregister(usbvision); - usbvision_power_off(usbvision); - } + usbvision_i2c_unregister(usbvision); usbvision->remove_pending = 1; /* Now all ISO data will be ignored */ usb_put_dev(usbvision->dev); diff --git a/drivers/media/usb/usbvision/usbvision.h b/drivers/media/usb/usbvision/usbvision.h index 140a1f675..4f2e4fde3 100644 --- a/drivers/media/usb/usbvision/usbvision.h +++ b/drivers/media/usb/usbvision/usbvision.h @@ -36,6 +36,7 @@ #include <linux/i2c.h> #include <linux/mutex.h> #include <media/v4l2-device.h> +#include <media/v4l2-ctrls.h> #include <media/tuner.h> #include <linux/videodev2.h> @@ -357,6 +358,7 @@ extern struct usb_device_id usbvision_table[]; struct usb_usbvision { struct v4l2_device v4l2_dev; + struct v4l2_ctrl_handler hdl; struct video_device vdev; /* Video Device */ struct video_device rdev; /* Radio Device */ @@ -376,7 +378,8 @@ struct usb_usbvision { int bridge_type; /* NT1003, NT1004, NT1005 */ int radio; int video_inputs; /* # of inputs */ - unsigned long freq; + unsigned long radio_freq; + unsigned long tv_freq; int audio_mute; int audio_channel; int isoc_mode; /* format of video data for the usb isoc-transfer */ @@ -391,8 +394,6 @@ struct usb_usbvision { unsigned char iface_alt; /* Alt settings */ unsigned char vin_reg2_preset; struct mutex v4l2_lock; - struct timer_list power_off_timer; - struct work_struct power_off_work; int power; /* is the device powered on? */ int user; /* user count for exclusive use */ int initialized; /* Had we already sent init sequence? */ @@ -510,9 +511,6 @@ int usbvision_muxsel(struct usb_usbvision *usbvision, int channel); int usbvision_set_input(struct usb_usbvision *usbvision); int usbvision_set_output(struct usb_usbvision *usbvision, int width, int height); -void usbvision_init_power_off_timer(struct usb_usbvision *usbvision); -void usbvision_set_power_off_timer(struct usb_usbvision *usbvision); -void usbvision_reset_power_off_timer(struct usb_usbvision *usbvision); int usbvision_power_off(struct usb_usbvision *usbvision); int usbvision_power_on(struct usb_usbvision *usbvision); diff --git a/drivers/media/v4l2-core/Kconfig b/drivers/media/v4l2-core/Kconfig index b4b022933..9beece008 100644 --- a/drivers/media/v4l2-core/Kconfig +++ b/drivers/media/v4l2-core/Kconfig @@ -47,7 +47,7 @@ config V4L2_MEM2MEM_DEV # Used by LED subsystem flash drivers config V4L2_FLASH_LED_CLASS tristate "V4L2 flash API for LED flash class devices" - depends on VIDEO_V4L2_SUBDEV_API + depends on VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API depends on LEDS_CLASS_FLASH ---help--- Say Y here to enable V4L2 flash API support for LED flash @@ -84,6 +84,7 @@ config VIDEOBUF2_CORE config VIDEOBUF2_MEMOPS tristate + select FRAME_VECTOR config VIDEOBUF2_DMA_CONTIG tristate diff --git a/drivers/media/v4l2-core/Makefile b/drivers/media/v4l2-core/Makefile index dc3de00d6..d1dd440d9 100644 --- a/drivers/media/v4l2-core/Makefile +++ b/drivers/media/v4l2-core/Makefile @@ -13,6 +13,9 @@ endif ifeq ($(CONFIG_OF),y) videodev-objs += v4l2-of.o endif +ifeq ($(CONFIG_TRACEPOINTS),y) + videodev-objs += v4l2-trace.o +endif obj-$(CONFIG_VIDEO_V4L2) += videodev.o obj-$(CONFIG_VIDEO_V4L2) += v4l2-common.o diff --git a/drivers/media/v4l2-core/tuner-core.c b/drivers/media/v4l2-core/tuner-core.c index abdcffabc..581e21ad6 100644 --- a/drivers/media/v4l2-core/tuner-core.c +++ b/drivers/media/v4l2-core/tuner-core.c @@ -1366,7 +1366,6 @@ MODULE_DEVICE_TABLE(i2c, tuner_id); static struct i2c_driver tuner_driver = { .driver = { - .owner = THIS_MODULE, .name = "tuner", .pm = &tuner_pm_ops, }, diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c index e3a346800..b6b7dcc1b 100644 --- a/drivers/media/v4l2-core/v4l2-ctrls.c +++ b/drivers/media/v4l2-core/v4l2-ctrls.c @@ -1678,21 +1678,6 @@ static int validate_new(const struct v4l2_ctrl *ctrl, union v4l2_ctrl_ptr p_new) unsigned idx; int err = 0; - if (!ctrl->is_ptr) { - switch (ctrl->type) { - case V4L2_CTRL_TYPE_INTEGER: - case V4L2_CTRL_TYPE_INTEGER_MENU: - case V4L2_CTRL_TYPE_MENU: - case V4L2_CTRL_TYPE_BITMASK: - case V4L2_CTRL_TYPE_BOOLEAN: - case V4L2_CTRL_TYPE_BUTTON: - case V4L2_CTRL_TYPE_CTRL_CLASS: - case V4L2_CTRL_TYPE_INTEGER64: - return ctrl->type_ops->validate(ctrl, 0, p_new); - default: - break; - } - } for (idx = 0; !err && idx < ctrl->elems; idx++) err = ctrl->type_ops->validate(ctrl, idx, p_new); return err; diff --git a/drivers/media/v4l2-core/v4l2-dv-timings.c b/drivers/media/v4l2-core/v4l2-dv-timings.c index 04dc71e3e..6a83d6191 100644 --- a/drivers/media/v4l2-core/v4l2-dv-timings.c +++ b/drivers/media/v4l2-core/v4l2-dv-timings.c @@ -256,6 +256,7 @@ void v4l2_print_dv_timings(const char *dev_prefix, const char *prefix, { const struct v4l2_bt_timings *bt = &t->bt; u32 htot, vtot; + u32 fps; if (t->type != V4L2_DV_BT_656_1120) return; @@ -265,13 +266,15 @@ void v4l2_print_dv_timings(const char *dev_prefix, const char *prefix, if (bt->interlaced) vtot /= 2; + fps = (htot * vtot) > 0 ? div_u64((100 * (u64)bt->pixelclock), + (htot * vtot)) : 0; + if (prefix == NULL) prefix = ""; - pr_info("%s: %s%ux%u%s%u (%ux%u)\n", dev_prefix, prefix, + pr_info("%s: %s%ux%u%s%u.%u (%ux%u)\n", dev_prefix, prefix, bt->width, bt->height, bt->interlaced ? "i" : "p", - (htot * vtot) > 0 ? ((u32)bt->pixelclock / (htot * vtot)) : 0, - htot, vtot); + fps / 100, fps % 100, htot, vtot); if (!detailed) return; @@ -290,9 +293,11 @@ void v4l2_print_dv_timings(const char *dev_prefix, const char *prefix, (bt->polarities & V4L2_DV_VSYNC_POS_POL) ? "+" : "-", bt->il_vsync, bt->il_vbackporch); pr_info("%s: pixelclock: %llu\n", dev_prefix, bt->pixelclock); - pr_info("%s: flags (0x%x):%s%s%s%s%s\n", dev_prefix, bt->flags, + pr_info("%s: flags (0x%x):%s%s%s%s%s%s\n", dev_prefix, bt->flags, (bt->flags & V4L2_DV_FL_REDUCED_BLANKING) ? " REDUCED_BLANKING" : "", + ((bt->flags & V4L2_DV_FL_REDUCED_BLANKING) && + bt->vsync == 8) ? " (V2)" : "", (bt->flags & V4L2_DV_FL_CAN_REDUCE_FPS) ? " CAN_REDUCE_FPS" : "", (bt->flags & V4L2_DV_FL_REDUCED_FPS) ? @@ -316,6 +321,7 @@ EXPORT_SYMBOL_GPL(v4l2_print_dv_timings); */ #define CVT_PXL_CLK_GRAN 250000 /* pixel clock granularity */ +#define CVT_PXL_CLK_GRAN_RB_V2 1000 /* granularity for reduced blanking v2*/ /* Normal blanking */ #define CVT_MIN_V_BPORCH 7 /* lines */ @@ -335,15 +341,22 @@ EXPORT_SYMBOL_GPL(v4l2_print_dv_timings); /* Reduced Blanking */ #define CVT_RB_MIN_V_BPORCH 7 /* lines */ #define CVT_RB_V_FPORCH 3 /* lines */ -#define CVT_RB_MIN_V_BLANK 460 /* us */ +#define CVT_RB_MIN_V_BLANK 460 /* us */ #define CVT_RB_H_SYNC 32 /* pixels */ -#define CVT_RB_H_BPORCH 80 /* pixels */ #define CVT_RB_H_BLANK 160 /* pixels */ +/* Reduce blanking Version 2 */ +#define CVT_RB_V2_H_BLANK 80 /* pixels */ +#define CVT_RB_MIN_V_FPORCH 3 /* lines */ +#define CVT_RB_V2_MIN_V_FPORCH 1 /* lines */ +#define CVT_RB_V_BPORCH 6 /* lines */ /** v4l2_detect_cvt - detect if the given timings follow the CVT standard * @frame_height - the total height of the frame (including blanking) in lines. * @hfreq - the horizontal frequency in Hz. * @vsync - the height of the vertical sync in lines. + * @active_width - active width of image (does not include blanking). This + * information is needed only in case of version 2 of reduced blanking. + * In other cases, this parameter does not have any effect on timings. * @polarities - the horizontal and vertical polarities (same as struct * v4l2_bt_timings polarities). * @interlaced - if this flag is true, it indicates interlaced format @@ -352,20 +365,22 @@ EXPORT_SYMBOL_GPL(v4l2_print_dv_timings); * This function will attempt to detect if the given values correspond to a * valid CVT format. If so, then it will return true, and fmt will be filled * in with the found CVT timings. - * - * TODO: VESA defined a new version 2 of their reduced blanking - * formula. Support for that is currently missing in this CVT - * detection function. */ -bool v4l2_detect_cvt(unsigned frame_height, unsigned hfreq, unsigned vsync, - u32 polarities, bool interlaced, struct v4l2_dv_timings *fmt) +bool v4l2_detect_cvt(unsigned frame_height, + unsigned hfreq, + unsigned vsync, + unsigned active_width, + u32 polarities, + bool interlaced, + struct v4l2_dv_timings *fmt) { int v_fp, v_bp, h_fp, h_bp, hsync; int frame_width, image_height, image_width; bool reduced_blanking; + bool rb_v2 = false; unsigned pix_clk; - if (vsync < 4 || vsync > 7) + if (vsync < 4 || vsync > 8) return false; if (polarities == V4L2_DV_VSYNC_POS_POL) @@ -375,17 +390,35 @@ bool v4l2_detect_cvt(unsigned frame_height, unsigned hfreq, unsigned vsync, else return false; + if (reduced_blanking && vsync == 8) + rb_v2 = true; + + if (rb_v2 && active_width == 0) + return false; + + if (!rb_v2 && vsync > 7) + return false; + if (hfreq == 0) return false; /* Vertical */ if (reduced_blanking) { - v_fp = CVT_RB_V_FPORCH; - v_bp = (CVT_RB_MIN_V_BLANK * hfreq) / 1000000 + 1; - v_bp -= vsync + v_fp; - - if (v_bp < CVT_RB_MIN_V_BPORCH) - v_bp = CVT_RB_MIN_V_BPORCH; + if (rb_v2) { + v_bp = CVT_RB_V_BPORCH; + v_fp = (CVT_RB_MIN_V_BLANK * hfreq) / 1000000 + 1; + v_fp -= vsync + v_bp; + + if (v_fp < CVT_RB_V2_MIN_V_FPORCH) + v_fp = CVT_RB_V2_MIN_V_FPORCH; + } else { + v_fp = CVT_RB_V_FPORCH; + v_bp = (CVT_RB_MIN_V_BLANK * hfreq) / 1000000 + 1; + v_bp -= vsync + v_fp; + + if (v_bp < CVT_RB_MIN_V_BPORCH) + v_bp = CVT_RB_MIN_V_BPORCH; + } } else { v_fp = CVT_MIN_V_PORCH_RND; v_bp = (CVT_MIN_VSYNC_BP * hfreq) / 1000000 + 1 - vsync; @@ -422,22 +455,32 @@ bool v4l2_detect_cvt(unsigned frame_height, unsigned hfreq, unsigned vsync, else return false; break; + case 8: + image_width = active_width; + break; default: return false; } - image_width = image_width & ~7; + if (!rb_v2) + image_width = image_width & ~7; /* Horizontal */ if (reduced_blanking) { - pix_clk = (image_width + CVT_RB_H_BLANK) * hfreq; - pix_clk = (pix_clk / CVT_PXL_CLK_GRAN) * CVT_PXL_CLK_GRAN; + int h_blank; + int clk_gran; - h_bp = CVT_RB_H_BPORCH; + h_blank = rb_v2 ? CVT_RB_V2_H_BLANK : CVT_RB_H_BLANK; + clk_gran = rb_v2 ? CVT_PXL_CLK_GRAN_RB_V2 : CVT_PXL_CLK_GRAN; + + pix_clk = (image_width + h_blank) * hfreq; + pix_clk = (pix_clk / clk_gran) * clk_gran; + + h_bp = h_blank / 2; hsync = CVT_RB_H_SYNC; - h_fp = CVT_RB_H_BLANK - h_bp - hsync; + h_fp = h_blank - h_bp - hsync; - frame_width = image_width + CVT_RB_H_BLANK; + frame_width = image_width + h_blank; } else { unsigned ideal_duty_cycle_per_myriad = 100 * CVT_C_PRIME - (CVT_M_PRIME * 100000) / hfreq; @@ -665,7 +708,6 @@ EXPORT_SYMBOL_GPL(v4l2_detect_gtf); struct v4l2_fract v4l2_calc_aspect_ratio(u8 hor_landscape, u8 vert_portrait) { struct v4l2_fract aspect = { 16, 9 }; - u32 tmp; u8 ratio; /* Nothing filled in, fallback to 16:9 */ @@ -697,9 +739,7 @@ struct v4l2_fract v4l2_calc_aspect_ratio(u8 hor_landscape, u8 vert_portrait) if (hor_landscape) return aspect; /* The aspect ratio is for portrait, so swap numerator and denominator */ - tmp = aspect.denominator; - aspect.denominator = aspect.numerator; - aspect.numerator = tmp; + swap(aspect.denominator, aspect.numerator); return aspect; } EXPORT_SYMBOL_GPL(v4l2_calc_aspect_ratio); diff --git a/drivers/media/v4l2-core/v4l2-event.c b/drivers/media/v4l2-core/v4l2-event.c index 8761aab99..8d3171c6b 100644 --- a/drivers/media/v4l2-core/v4l2-event.c +++ b/drivers/media/v4l2-core/v4l2-event.c @@ -172,6 +172,9 @@ void v4l2_event_queue(struct video_device *vdev, const struct v4l2_event *ev) unsigned long flags; struct timespec timestamp; + if (vdev == NULL) + return; + ktime_get_ts(×tamp); spin_lock_irqsave(&vdev->fh_lock, flags); diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c index 85de4557f..4a384fc76 100644 --- a/drivers/media/v4l2-core/v4l2-ioctl.c +++ b/drivers/media/v4l2-core/v4l2-ioctl.c @@ -28,7 +28,6 @@ #include <media/v4l2-device.h> #include <media/videobuf2-core.h> -#define CREATE_TRACE_POINTS #include <trace/events/v4l2.h> /* Zero out the end of the struct pointed to by p. Everything after, but @@ -1025,8 +1024,9 @@ static int v4l_querycap(const struct v4l2_ioctl_ops *ops, * Drivers MUST fill in device_caps, so check for this and * warn if it was forgotten. */ - WARN_ON(!(cap->capabilities & V4L2_CAP_DEVICE_CAPS) || - !cap->device_caps); + WARN(!(cap->capabilities & V4L2_CAP_DEVICE_CAPS) || + !cap->device_caps, "Bad caps for driver %s, %x %x", + cap->driver, cap->capabilities, cap->device_caps); cap->device_caps |= V4L2_CAP_EXT_PIX_FORMAT; return ret; diff --git a/drivers/media/v4l2-core/v4l2-mem2mem.c b/drivers/media/v4l2-core/v4l2-mem2mem.c index dc853e57f..ec3ad4eb0 100644 --- a/drivers/media/v4l2-core/v4l2-mem2mem.c +++ b/drivers/media/v4l2-core/v4l2-mem2mem.c @@ -357,9 +357,16 @@ int v4l2_m2m_reqbufs(struct file *file, struct v4l2_m2m_ctx *m2m_ctx, struct v4l2_requestbuffers *reqbufs) { struct vb2_queue *vq; + int ret; vq = v4l2_m2m_get_vq(m2m_ctx, reqbufs->type); - return vb2_reqbufs(vq, reqbufs); + ret = vb2_reqbufs(vq, reqbufs); + /* If count == 0, then the owner has released all buffers and he + is no longer owner of the queue. Otherwise we have an owner. */ + if (ret == 0) + vq->owner = reqbufs->count ? file->private_data : NULL; + + return ret; } EXPORT_SYMBOL_GPL(v4l2_m2m_reqbufs); @@ -874,18 +881,8 @@ EXPORT_SYMBOL_GPL(v4l2_m2m_ioctl_streamoff); int v4l2_m2m_fop_mmap(struct file *file, struct vm_area_struct *vma) { struct v4l2_fh *fh = file->private_data; - struct v4l2_m2m_ctx *m2m_ctx = fh->m2m_ctx; - int ret; - - if (m2m_ctx->q_lock && mutex_lock_interruptible(m2m_ctx->q_lock)) - return -ERESTARTSYS; - ret = v4l2_m2m_mmap(file, m2m_ctx, vma); - - if (m2m_ctx->q_lock) - mutex_unlock(m2m_ctx->q_lock); - - return ret; + return v4l2_m2m_mmap(file, fh->m2m_ctx, vma); } EXPORT_SYMBOL_GPL(v4l2_m2m_fop_mmap); diff --git a/drivers/media/v4l2-core/v4l2-subdev.c b/drivers/media/v4l2-core/v4l2-subdev.c index 63596063b..83615b8fb 100644 --- a/drivers/media/v4l2-core/v4l2-subdev.c +++ b/drivers/media/v4l2-core/v4l2-subdev.c @@ -588,3 +588,21 @@ void v4l2_subdev_init(struct v4l2_subdev *sd, const struct v4l2_subdev_ops *ops) #endif } EXPORT_SYMBOL(v4l2_subdev_init); + +/** + * v4l2_subdev_notify_event() - Delivers event notification for subdevice + * @sd: The subdev for which to deliver the event + * @ev: The event to deliver + * + * Will deliver the specified event to all userspace event listeners which are + * subscribed to the v42l subdev event queue as well as to the bridge driver + * using the notify callback. The notification type for the notify callback + * will be V4L2_DEVICE_NOTIFY_EVENT. + */ +void v4l2_subdev_notify_event(struct v4l2_subdev *sd, + const struct v4l2_event *ev) +{ + v4l2_event_queue(sd->devnode, ev); + v4l2_subdev_notify(sd, V4L2_DEVICE_NOTIFY_EVENT, (void *)ev); +} +EXPORT_SYMBOL_GPL(v4l2_subdev_notify_event); diff --git a/drivers/media/v4l2-core/v4l2-trace.c b/drivers/media/v4l2-core/v4l2-trace.c new file mode 100644 index 000000000..ae10b0248 --- /dev/null +++ b/drivers/media/v4l2-core/v4l2-trace.c @@ -0,0 +1,11 @@ +#include <media/v4l2-common.h> +#include <media/v4l2-fh.h> +#include <media/videobuf2-core.h> + +#define CREATE_TRACE_POINTS +#include <trace/events/v4l2.h> + +EXPORT_TRACEPOINT_SYMBOL_GPL(vb2_buf_done); +EXPORT_TRACEPOINT_SYMBOL_GPL(vb2_buf_queue); +EXPORT_TRACEPOINT_SYMBOL_GPL(vb2_dqbuf); +EXPORT_TRACEPOINT_SYMBOL_GPL(vb2_qbuf); diff --git a/drivers/media/v4l2-core/videobuf2-core.c b/drivers/media/v4l2-core/videobuf2-core.c index a14c428f7..4f59b7ec0 100644 --- a/drivers/media/v4l2-core/videobuf2-core.c +++ b/drivers/media/v4l2-core/videobuf2-core.c @@ -30,6 +30,8 @@ #include <media/v4l2-common.h> #include <media/videobuf2-core.h> +#include <trace/events/v4l2.h> + static int debug; module_param(debug, int, 0644); @@ -1213,6 +1215,8 @@ void vb2_buffer_done(struct vb2_buffer *vb, enum vb2_buffer_state state) atomic_dec(&q->owned_by_drv_count); spin_unlock_irqrestore(&q->done_lock, flags); + trace_vb2_buf_done(q, vb); + switch (state) { case VB2_BUF_STATE_QUEUED: return; @@ -1639,6 +1643,8 @@ static void __enqueue_in_driver(struct vb2_buffer *vb) vb->state = VB2_BUF_STATE_ACTIVE; atomic_inc(&q->owned_by_drv_count); + trace_vb2_buf_queue(q, vb); + /* sync buffers */ for (plane = 0; plane < vb->num_planes; ++plane) call_void_memop(vb, prepare, vb->planes[plane].mem_priv); @@ -1685,9 +1691,7 @@ static int __buf_prepare(struct vb2_buffer *vb, const struct v4l2_buffer *b) ret = __qbuf_mmap(vb, b); break; case V4L2_MEMORY_USERPTR: - down_read(¤t->mm->mmap_sem); ret = __qbuf_userptr(vb, b); - up_read(¤t->mm->mmap_sem); break; case V4L2_MEMORY_DMABUF: ret = __qbuf_dmabuf(vb, b); @@ -1888,6 +1892,8 @@ static int vb2_internal_qbuf(struct vb2_queue *q, struct v4l2_buffer *b) vb->v4l2_buf.timecode = b->timecode; } + trace_vb2_qbuf(q, vb); + /* * If already streaming, give the buffer to driver for processing. * If not, the buffer will be given to driver on next streamon. @@ -2133,6 +2139,9 @@ static int vb2_internal_dqbuf(struct vb2_queue *q, struct v4l2_buffer *b, bool n /* Remove from videobuf queue */ list_del(&vb->queued_entry); q->queued_count--; + + trace_vb2_dqbuf(q, vb); + if (!V4L2_TYPE_IS_OUTPUT(q->type) && vb->v4l2_buf.flags & V4L2_BUF_FLAG_LAST) q->last_buffer_dequeued = true; diff --git a/drivers/media/v4l2-core/videobuf2-dma-contig.c b/drivers/media/v4l2-core/videobuf2-dma-contig.c index 94c1e6455..2397ceb1d 100644 --- a/drivers/media/v4l2-core/videobuf2-dma-contig.c +++ b/drivers/media/v4l2-core/videobuf2-dma-contig.c @@ -32,15 +32,13 @@ struct vb2_dc_buf { dma_addr_t dma_addr; enum dma_data_direction dma_dir; struct sg_table *dma_sgt; + struct frame_vector *vec; /* MMAP related */ struct vb2_vmarea_handler handler; atomic_t refcount; struct sg_table *sgt_base; - /* USERPTR related */ - struct vm_area_struct *vma; - /* DMABUF related */ struct dma_buf_attachment *db_attach; }; @@ -49,24 +47,6 @@ struct vb2_dc_buf { /* scatterlist table functions */ /*********************************************/ - -static void vb2_dc_sgt_foreach_page(struct sg_table *sgt, - void (*cb)(struct page *pg)) -{ - struct scatterlist *s; - unsigned int i; - - for_each_sg(sgt->sgl, s, sgt->orig_nents, i) { - struct page *page = sg_page(s); - unsigned int n_pages = PAGE_ALIGN(s->offset + s->length) - >> PAGE_SHIFT; - unsigned int j; - - for (j = 0; j < n_pages; ++j, ++page) - cb(page); - } -} - static unsigned long vb2_dc_get_contiguous_size(struct sg_table *sgt) { struct scatterlist *s; @@ -429,92 +409,12 @@ static struct dma_buf *vb2_dc_get_dmabuf(void *buf_priv, unsigned long flags) /* callbacks for USERPTR buffers */ /*********************************************/ -static inline int vma_is_io(struct vm_area_struct *vma) -{ - return !!(vma->vm_flags & (VM_IO | VM_PFNMAP)); -} - -static int vb2_dc_get_user_pfn(unsigned long start, int n_pages, - struct vm_area_struct *vma, unsigned long *res) -{ - unsigned long pfn, start_pfn, prev_pfn; - unsigned int i; - int ret; - - if (!vma_is_io(vma)) - return -EFAULT; - - ret = follow_pfn(vma, start, &pfn); - if (ret) - return ret; - - start_pfn = pfn; - start += PAGE_SIZE; - - for (i = 1; i < n_pages; ++i, start += PAGE_SIZE) { - prev_pfn = pfn; - ret = follow_pfn(vma, start, &pfn); - - if (ret) { - pr_err("no page for address %lu\n", start); - return ret; - } - if (pfn != prev_pfn + 1) - return -EINVAL; - } - - *res = start_pfn; - return 0; -} - -static int vb2_dc_get_user_pages(unsigned long start, struct page **pages, - int n_pages, struct vm_area_struct *vma, - enum dma_data_direction dma_dir) -{ - if (vma_is_io(vma)) { - unsigned int i; - - for (i = 0; i < n_pages; ++i, start += PAGE_SIZE) { - unsigned long pfn; - int ret = follow_pfn(vma, start, &pfn); - - if (!pfn_valid(pfn)) - return -EINVAL; - - if (ret) { - pr_err("no page for address %lu\n", start); - return ret; - } - pages[i] = pfn_to_page(pfn); - } - } else { - int n; - - n = get_user_pages(current, current->mm, start & PAGE_MASK, - n_pages, dma_dir == DMA_FROM_DEVICE, 1, pages, NULL); - /* negative error means that no page was pinned */ - n = max(n, 0); - if (n != n_pages) { - pr_err("got only %d of %d user pages\n", n, n_pages); - while (n) - put_page(pages[--n]); - return -EFAULT; - } - } - - return 0; -} - -static void vb2_dc_put_dirty_page(struct page *page) -{ - set_page_dirty_lock(page); - put_page(page); -} - static void vb2_dc_put_userptr(void *buf_priv) { struct vb2_dc_buf *buf = buf_priv; struct sg_table *sgt = buf->dma_sgt; + int i; + struct page **pages; if (sgt) { DEFINE_DMA_ATTRS(attrs); @@ -526,13 +426,15 @@ static void vb2_dc_put_userptr(void *buf_priv) */ dma_unmap_sg_attrs(buf->dev, sgt->sgl, sgt->orig_nents, buf->dma_dir, &attrs); - if (!vma_is_io(buf->vma)) - vb2_dc_sgt_foreach_page(sgt, vb2_dc_put_dirty_page); - + pages = frame_vector_pages(buf->vec); + /* sgt should exist only if vector contains pages... */ + BUG_ON(IS_ERR(pages)); + for (i = 0; i < frame_vector_count(buf->vec); i++) + set_page_dirty_lock(pages[i]); sg_free_table(sgt); kfree(sgt); } - vb2_put_vma(buf->vma); + vb2_destroy_framevec(buf->vec); kfree(buf); } @@ -572,13 +474,10 @@ static void *vb2_dc_get_userptr(void *alloc_ctx, unsigned long vaddr, { struct vb2_dc_conf *conf = alloc_ctx; struct vb2_dc_buf *buf; - unsigned long start; - unsigned long end; + struct frame_vector *vec; unsigned long offset; - struct page **pages; - int n_pages; + int n_pages, i; int ret = 0; - struct vm_area_struct *vma; struct sg_table *sgt; unsigned long contig_size; unsigned long dma_align = dma_get_cache_alignment(); @@ -604,72 +503,43 @@ static void *vb2_dc_get_userptr(void *alloc_ctx, unsigned long vaddr, buf->dev = conf->dev; buf->dma_dir = dma_dir; - start = vaddr & PAGE_MASK; offset = vaddr & ~PAGE_MASK; - end = PAGE_ALIGN(vaddr + size); - n_pages = (end - start) >> PAGE_SHIFT; - - pages = kmalloc(n_pages * sizeof(pages[0]), GFP_KERNEL); - if (!pages) { - ret = -ENOMEM; - pr_err("failed to allocate pages table\n"); + vec = vb2_create_framevec(vaddr, size, dma_dir == DMA_FROM_DEVICE); + if (IS_ERR(vec)) { + ret = PTR_ERR(vec); goto fail_buf; } + buf->vec = vec; + n_pages = frame_vector_count(vec); + ret = frame_vector_to_pages(vec); + if (ret < 0) { + unsigned long *nums = frame_vector_pfns(vec); - /* current->mm->mmap_sem is taken by videobuf2 core */ - vma = find_vma(current->mm, vaddr); - if (!vma) { - pr_err("no vma for address %lu\n", vaddr); - ret = -EFAULT; - goto fail_pages; - } - - if (vma->vm_end < vaddr + size) { - pr_err("vma at %lu is too small for %lu bytes\n", vaddr, size); - ret = -EFAULT; - goto fail_pages; - } - - buf->vma = vb2_get_vma(vma); - if (!buf->vma) { - pr_err("failed to copy vma\n"); - ret = -ENOMEM; - goto fail_pages; - } - - /* extract page list from userspace mapping */ - ret = vb2_dc_get_user_pages(start, pages, n_pages, vma, dma_dir); - if (ret) { - unsigned long pfn; - if (vb2_dc_get_user_pfn(start, n_pages, vma, &pfn) == 0) { - buf->dma_addr = vb2_dc_pfn_to_dma(buf->dev, pfn); - buf->size = size; - kfree(pages); - return buf; - } - - pr_err("failed to get user pages\n"); - goto fail_vma; + /* + * Failed to convert to pages... Check the memory is physically + * contiguous and use direct mapping + */ + for (i = 1; i < n_pages; i++) + if (nums[i-1] + 1 != nums[i]) + goto fail_pfnvec; + buf->dma_addr = vb2_dc_pfn_to_dma(buf->dev, nums[0]); + goto out; } sgt = kzalloc(sizeof(*sgt), GFP_KERNEL); if (!sgt) { pr_err("failed to allocate sg table\n"); ret = -ENOMEM; - goto fail_get_user_pages; + goto fail_pfnvec; } - ret = sg_alloc_table_from_pages(sgt, pages, n_pages, + ret = sg_alloc_table_from_pages(sgt, frame_vector_pages(vec), n_pages, offset, size, GFP_KERNEL); if (ret) { pr_err("failed to initialize sg table\n"); goto fail_sgt; } - /* pages are no longer needed */ - kfree(pages); - pages = NULL; - /* * No need to sync to the device, this will happen later when the * prepare() memop is called. @@ -691,8 +561,9 @@ static void *vb2_dc_get_userptr(void *alloc_ctx, unsigned long vaddr, } buf->dma_addr = sg_dma_address(sgt->sgl); - buf->size = size; buf->dma_sgt = sgt; +out: + buf->size = size; return buf; @@ -701,23 +572,13 @@ fail_map_sg: buf->dma_dir, &attrs); fail_sgt_init: - if (!vma_is_io(buf->vma)) - vb2_dc_sgt_foreach_page(sgt, put_page); sg_free_table(sgt); fail_sgt: kfree(sgt); -fail_get_user_pages: - if (pages && !vma_is_io(buf->vma)) - while (n_pages) - put_page(pages[--n_pages]); - -fail_vma: - vb2_put_vma(buf->vma); - -fail_pages: - kfree(pages); /* kfree is NULL-proof */ +fail_pfnvec: + vb2_destroy_framevec(vec); fail_buf: kfree(buf); diff --git a/drivers/media/v4l2-core/videobuf2-dma-sg.c b/drivers/media/v4l2-core/videobuf2-dma-sg.c index 7289b81bd..be7bd6535 100644 --- a/drivers/media/v4l2-core/videobuf2-dma-sg.c +++ b/drivers/media/v4l2-core/videobuf2-dma-sg.c @@ -38,6 +38,7 @@ struct vb2_dma_sg_buf { struct device *dev; void *vaddr; struct page **pages; + struct frame_vector *vec; int offset; enum dma_data_direction dma_dir; struct sg_table sg_table; @@ -51,7 +52,6 @@ struct vb2_dma_sg_buf { unsigned int num_pages; atomic_t refcount; struct vb2_vmarea_handler handler; - struct vm_area_struct *vma; struct dma_buf_attachment *db_attach; }; @@ -225,25 +225,17 @@ static void vb2_dma_sg_finish(void *buf_priv) dma_sync_sg_for_cpu(buf->dev, sgt->sgl, sgt->nents, buf->dma_dir); } -static inline int vma_is_io(struct vm_area_struct *vma) -{ - return !!(vma->vm_flags & (VM_IO | VM_PFNMAP)); -} - static void *vb2_dma_sg_get_userptr(void *alloc_ctx, unsigned long vaddr, unsigned long size, enum dma_data_direction dma_dir) { struct vb2_dma_sg_conf *conf = alloc_ctx; struct vb2_dma_sg_buf *buf; - unsigned long first, last; - int num_pages_from_user; - struct vm_area_struct *vma; struct sg_table *sgt; DEFINE_DMA_ATTRS(attrs); + struct frame_vector *vec; dma_set_attr(DMA_ATTR_SKIP_CPU_SYNC, &attrs); - buf = kzalloc(sizeof *buf, GFP_KERNEL); if (!buf) return NULL; @@ -254,61 +246,19 @@ static void *vb2_dma_sg_get_userptr(void *alloc_ctx, unsigned long vaddr, buf->offset = vaddr & ~PAGE_MASK; buf->size = size; buf->dma_sgt = &buf->sg_table; + vec = vb2_create_framevec(vaddr, size, buf->dma_dir == DMA_FROM_DEVICE); + if (IS_ERR(vec)) + goto userptr_fail_pfnvec; + buf->vec = vec; - first = (vaddr & PAGE_MASK) >> PAGE_SHIFT; - last = ((vaddr + size - 1) & PAGE_MASK) >> PAGE_SHIFT; - buf->num_pages = last - first + 1; - - buf->pages = kzalloc(buf->num_pages * sizeof(struct page *), - GFP_KERNEL); - if (!buf->pages) - goto userptr_fail_alloc_pages; - - vma = find_vma(current->mm, vaddr); - if (!vma) { - dprintk(1, "no vma for address %lu\n", vaddr); - goto userptr_fail_find_vma; - } - - if (vma->vm_end < vaddr + size) { - dprintk(1, "vma at %lu is too small for %lu bytes\n", - vaddr, size); - goto userptr_fail_find_vma; - } - - buf->vma = vb2_get_vma(vma); - if (!buf->vma) { - dprintk(1, "failed to copy vma\n"); - goto userptr_fail_find_vma; - } - - if (vma_is_io(buf->vma)) { - for (num_pages_from_user = 0; - num_pages_from_user < buf->num_pages; - ++num_pages_from_user, vaddr += PAGE_SIZE) { - unsigned long pfn; - - if (follow_pfn(vma, vaddr, &pfn)) { - dprintk(1, "no page for address %lu\n", vaddr); - break; - } - buf->pages[num_pages_from_user] = pfn_to_page(pfn); - } - } else - num_pages_from_user = get_user_pages(current, current->mm, - vaddr & PAGE_MASK, - buf->num_pages, - buf->dma_dir == DMA_FROM_DEVICE, - 1, /* force */ - buf->pages, - NULL); - - if (num_pages_from_user != buf->num_pages) - goto userptr_fail_get_user_pages; + buf->pages = frame_vector_pages(vec); + if (IS_ERR(buf->pages)) + goto userptr_fail_sgtable; + buf->num_pages = frame_vector_count(vec); if (sg_alloc_table_from_pages(buf->dma_sgt, buf->pages, buf->num_pages, buf->offset, size, 0)) - goto userptr_fail_alloc_table_from_pages; + goto userptr_fail_sgtable; sgt = &buf->sg_table; /* @@ -324,17 +274,9 @@ static void *vb2_dma_sg_get_userptr(void *alloc_ctx, unsigned long vaddr, userptr_fail_map: sg_free_table(&buf->sg_table); -userptr_fail_alloc_table_from_pages: -userptr_fail_get_user_pages: - dprintk(1, "get_user_pages requested/got: %d/%d]\n", - buf->num_pages, num_pages_from_user); - if (!vma_is_io(buf->vma)) - while (--num_pages_from_user >= 0) - put_page(buf->pages[num_pages_from_user]); - vb2_put_vma(buf->vma); -userptr_fail_find_vma: - kfree(buf->pages); -userptr_fail_alloc_pages: +userptr_fail_sgtable: + vb2_destroy_framevec(vec); +userptr_fail_pfnvec: kfree(buf); return NULL; } @@ -362,11 +304,8 @@ static void vb2_dma_sg_put_userptr(void *buf_priv) while (--i >= 0) { if (buf->dma_dir == DMA_FROM_DEVICE) set_page_dirty_lock(buf->pages[i]); - if (!vma_is_io(buf->vma)) - put_page(buf->pages[i]); } - kfree(buf->pages); - vb2_put_vma(buf->vma); + vb2_destroy_framevec(buf->vec); kfree(buf); } diff --git a/drivers/media/v4l2-core/videobuf2-memops.c b/drivers/media/v4l2-core/videobuf2-memops.c index 81c1ad8b2..48c6a49c4 100644 --- a/drivers/media/v4l2-core/videobuf2-memops.c +++ b/drivers/media/v4l2-core/videobuf2-memops.c @@ -23,118 +23,62 @@ #include <media/videobuf2-memops.h> /** - * vb2_get_vma() - acquire and lock the virtual memory area - * @vma: given virtual memory area + * vb2_create_framevec() - map virtual addresses to pfns + * @start: Virtual user address where we start mapping + * @length: Length of a range to map + * @write: Should we map for writing into the area * - * This function attempts to acquire an area mapped in the userspace for - * the duration of a hardware operation. The area is "locked" by performing - * the same set of operation that are done when process calls fork() and - * memory areas are duplicated. - * - * Returns a copy of a virtual memory region on success or NULL. - */ -struct vm_area_struct *vb2_get_vma(struct vm_area_struct *vma) -{ - struct vm_area_struct *vma_copy; - - vma_copy = kmalloc(sizeof(*vma_copy), GFP_KERNEL); - if (vma_copy == NULL) - return NULL; - - if (vma->vm_ops && vma->vm_ops->open) - vma->vm_ops->open(vma); - - if (vma->vm_file) - get_file(vma->vm_file); - - memcpy(vma_copy, vma, sizeof(*vma)); - - vma_copy->vm_mm = NULL; - vma_copy->vm_next = NULL; - vma_copy->vm_prev = NULL; - - return vma_copy; -} -EXPORT_SYMBOL_GPL(vb2_get_vma); - -/** - * vb2_put_userptr() - release a userspace virtual memory area - * @vma: virtual memory region associated with the area to be released - * - * This function releases the previously acquired memory area after a hardware - * operation. + * This function allocates and fills in a vector with pfns corresponding to + * virtual address range passed in arguments. If pfns have corresponding pages, + * page references are also grabbed to pin pages in memory. The function + * returns pointer to the vector on success and error pointer in case of + * failure. Returned vector needs to be freed via vb2_destroy_pfnvec(). */ -void vb2_put_vma(struct vm_area_struct *vma) +struct frame_vector *vb2_create_framevec(unsigned long start, + unsigned long length, + bool write) { - if (!vma) - return; - - if (vma->vm_ops && vma->vm_ops->close) - vma->vm_ops->close(vma); - - if (vma->vm_file) - fput(vma->vm_file); - - kfree(vma); + int ret; + unsigned long first, last; + unsigned long nr; + struct frame_vector *vec; + + first = start >> PAGE_SHIFT; + last = (start + length - 1) >> PAGE_SHIFT; + nr = last - first + 1; + vec = frame_vector_create(nr); + if (!vec) + return ERR_PTR(-ENOMEM); + ret = get_vaddr_frames(start, nr, write, 1, vec); + if (ret < 0) + goto out_destroy; + /* We accept only complete set of PFNs */ + if (ret != nr) { + ret = -EFAULT; + goto out_release; + } + return vec; +out_release: + put_vaddr_frames(vec); +out_destroy: + frame_vector_destroy(vec); + return ERR_PTR(ret); } -EXPORT_SYMBOL_GPL(vb2_put_vma); +EXPORT_SYMBOL(vb2_create_framevec); /** - * vb2_get_contig_userptr() - lock physically contiguous userspace mapped memory - * @vaddr: starting virtual address of the area to be verified - * @size: size of the area - * @res_paddr: will return physical address for the given vaddr - * @res_vma: will return locked copy of struct vm_area for the given area - * - * This function will go through memory area of size @size mapped at @vaddr and - * verify that the underlying physical pages are contiguous. If they are - * contiguous the virtual memory area is locked and a @res_vma is filled with - * the copy and @res_pa set to the physical address of the buffer. + * vb2_destroy_framevec() - release vector of mapped pfns + * @vec: vector of pfns / pages to release * - * Returns 0 on success. + * This releases references to all pages in the vector @vec (if corresponding + * pfns are backed by pages) and frees the passed vector. */ -int vb2_get_contig_userptr(unsigned long vaddr, unsigned long size, - struct vm_area_struct **res_vma, dma_addr_t *res_pa) +void vb2_destroy_framevec(struct frame_vector *vec) { - struct mm_struct *mm = current->mm; - struct vm_area_struct *vma; - unsigned long offset, start, end; - unsigned long this_pfn, prev_pfn; - dma_addr_t pa = 0; - - start = vaddr; - offset = start & ~PAGE_MASK; - end = start + size; - - vma = find_vma(mm, start); - - if (vma == NULL || vma->vm_end < end) - return -EFAULT; - - for (prev_pfn = 0; start < end; start += PAGE_SIZE) { - int ret = follow_pfn(vma, start, &this_pfn); - if (ret) - return ret; - - if (prev_pfn == 0) - pa = this_pfn << PAGE_SHIFT; - else if (this_pfn != prev_pfn + 1) - return -EFAULT; - - prev_pfn = this_pfn; - } - - /* - * Memory is contigous, lock vma and return to the caller - */ - *res_vma = vb2_get_vma(vma); - if (*res_vma == NULL) - return -ENOMEM; - - *res_pa = pa + offset; - return 0; + put_vaddr_frames(vec); + frame_vector_destroy(vec); } -EXPORT_SYMBOL_GPL(vb2_get_contig_userptr); +EXPORT_SYMBOL(vb2_destroy_framevec); /** * vb2_common_vm_open() - increase refcount of the vma diff --git a/drivers/media/v4l2-core/videobuf2-vmalloc.c b/drivers/media/v4l2-core/videobuf2-vmalloc.c index 2fe4c27f5..ecb8f0c7f 100644 --- a/drivers/media/v4l2-core/videobuf2-vmalloc.c +++ b/drivers/media/v4l2-core/videobuf2-vmalloc.c @@ -23,11 +23,9 @@ struct vb2_vmalloc_buf { void *vaddr; - struct page **pages; - struct vm_area_struct *vma; + struct frame_vector *vec; enum dma_data_direction dma_dir; unsigned long size; - unsigned int n_pages; atomic_t refcount; struct vb2_vmarea_handler handler; struct dma_buf *dbuf; @@ -76,10 +74,8 @@ static void *vb2_vmalloc_get_userptr(void *alloc_ctx, unsigned long vaddr, enum dma_data_direction dma_dir) { struct vb2_vmalloc_buf *buf; - unsigned long first, last; - int n_pages, offset; - struct vm_area_struct *vma; - dma_addr_t physp; + struct frame_vector *vec; + int n_pages, offset, i; buf = kzalloc(sizeof(*buf), GFP_KERNEL); if (!buf) @@ -88,51 +84,36 @@ static void *vb2_vmalloc_get_userptr(void *alloc_ctx, unsigned long vaddr, buf->dma_dir = dma_dir; offset = vaddr & ~PAGE_MASK; buf->size = size; - - - vma = find_vma(current->mm, vaddr); - if (vma && (vma->vm_flags & VM_PFNMAP) && (vma->vm_pgoff)) { - if (vb2_get_contig_userptr(vaddr, size, &vma, &physp)) - goto fail_pages_array_alloc; - buf->vma = vma; - buf->vaddr = (__force void *)ioremap_nocache(physp, size); - if (!buf->vaddr) - goto fail_pages_array_alloc; + vec = vb2_create_framevec(vaddr, size, dma_dir == DMA_FROM_DEVICE); + if (IS_ERR(vec)) + goto fail_pfnvec_create; + buf->vec = vec; + n_pages = frame_vector_count(vec); + if (frame_vector_to_pages(vec) < 0) { + unsigned long *nums = frame_vector_pfns(vec); + + /* + * We cannot get page pointers for these pfns. Check memory is + * physically contiguous and use direct mapping. + */ + for (i = 1; i < n_pages; i++) + if (nums[i-1] + 1 != nums[i]) + goto fail_map; + buf->vaddr = (__force void *) + ioremap_nocache(nums[0] << PAGE_SHIFT, size); } else { - first = vaddr >> PAGE_SHIFT; - last = (vaddr + size - 1) >> PAGE_SHIFT; - buf->n_pages = last - first + 1; - buf->pages = kzalloc(buf->n_pages * sizeof(struct page *), - GFP_KERNEL); - if (!buf->pages) - goto fail_pages_array_alloc; - - /* current->mm->mmap_sem is taken by videobuf2 core */ - n_pages = get_user_pages(current, current->mm, - vaddr & PAGE_MASK, buf->n_pages, - dma_dir == DMA_FROM_DEVICE, - 1, /* force */ - buf->pages, NULL); - if (n_pages != buf->n_pages) - goto fail_get_user_pages; - - buf->vaddr = vm_map_ram(buf->pages, buf->n_pages, -1, + buf->vaddr = vm_map_ram(frame_vector_pages(vec), n_pages, -1, PAGE_KERNEL); - if (!buf->vaddr) - goto fail_get_user_pages; } + if (!buf->vaddr) + goto fail_map; buf->vaddr += offset; return buf; -fail_get_user_pages: - pr_debug("get_user_pages requested/got: %d/%d]\n", n_pages, - buf->n_pages); - while (--n_pages >= 0) - put_page(buf->pages[n_pages]); - kfree(buf->pages); - -fail_pages_array_alloc: +fail_map: + vb2_destroy_framevec(vec); +fail_pfnvec_create: kfree(buf); return NULL; @@ -143,20 +124,21 @@ static void vb2_vmalloc_put_userptr(void *buf_priv) struct vb2_vmalloc_buf *buf = buf_priv; unsigned long vaddr = (unsigned long)buf->vaddr & PAGE_MASK; unsigned int i; + struct page **pages; + unsigned int n_pages; - if (buf->pages) { + if (!buf->vec->is_pfns) { + n_pages = frame_vector_count(buf->vec); + pages = frame_vector_pages(buf->vec); if (vaddr) - vm_unmap_ram((void *)vaddr, buf->n_pages); - for (i = 0; i < buf->n_pages; ++i) { - if (buf->dma_dir == DMA_FROM_DEVICE) - set_page_dirty_lock(buf->pages[i]); - put_page(buf->pages[i]); - } - kfree(buf->pages); + vm_unmap_ram((void *)vaddr, n_pages); + if (buf->dma_dir == DMA_FROM_DEVICE) + for (i = 0; i < n_pages; i++) + set_page_dirty_lock(pages[i]); } else { - vb2_put_vma(buf->vma); iounmap((__force void __iomem *)buf->vaddr); } + vb2_destroy_framevec(buf->vec); kfree(buf); } |