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Diffstat (limited to 'drivers/media/usb/tm6000/tm6000.h')
| -rw-r--r-- | drivers/media/usb/tm6000/tm6000.h | 409 |
1 files changed, 409 insertions, 0 deletions
diff --git a/drivers/media/usb/tm6000/tm6000.h b/drivers/media/usb/tm6000/tm6000.h new file mode 100644 index 000000000..f21279447 --- /dev/null +++ b/drivers/media/usb/tm6000/tm6000.h @@ -0,0 +1,409 @@ +/* + * tm6000.h - driver for TM5600/TM6000/TM6010 USB video capture devices + * + * Copyright (C) 2006-2007 Mauro Carvalho Chehab <mchehab@infradead.org> + * + * Copyright (C) 2007 Michel Ludwig <michel.ludwig@gmail.com> + * - DVB-T support + * + * 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 version 2 + * + * 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. + * + * 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., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include <linux/videodev2.h> +#include <media/v4l2-common.h> +#include <media/videobuf-vmalloc.h> +#include "tm6000-usb-isoc.h" +#include <linux/i2c.h> +#include <linux/mutex.h> +#include <media/v4l2-device.h> +#include <media/v4l2-ctrls.h> +#include <media/v4l2-fh.h> + +#include <linux/dvb/frontend.h> +#include "dvb_demux.h" +#include "dvb_frontend.h" +#include "dmxdev.h" + +/* Inputs */ +enum tm6000_itype { + TM6000_INPUT_TV = 1, + TM6000_INPUT_COMPOSITE1, + TM6000_INPUT_COMPOSITE2, + TM6000_INPUT_SVIDEO, + TM6000_INPUT_DVB, + TM6000_INPUT_RADIO, +}; + +enum tm6000_mux { + TM6000_VMUX_VIDEO_A = 1, + TM6000_VMUX_VIDEO_B, + TM6000_VMUX_VIDEO_AB, + TM6000_AMUX_ADC1, + TM6000_AMUX_ADC2, + TM6000_AMUX_SIF1, + TM6000_AMUX_SIF2, + TM6000_AMUX_I2S, +}; + +enum tm6000_devtype { + TM6000 = 0, + TM5600, + TM6010, +}; + +struct tm6000_input { + enum tm6000_itype type; + enum tm6000_mux vmux; + enum tm6000_mux amux; + unsigned int v_gpio; + unsigned int a_gpio; +}; + +/* ------------------------------------------------------------------ + * Basic structures + * ------------------------------------------------------------------ + */ + +struct tm6000_fmt { + char *name; + u32 fourcc; /* v4l2 format id */ + int depth; +}; + +/* buffer for one video frame */ +struct tm6000_buffer { + /* common v4l buffer stuff -- must be first */ + struct videobuf_buffer vb; + + struct tm6000_fmt *fmt; +}; + +struct tm6000_dmaqueue { + struct list_head active; + struct list_head queued; + + /* thread for generating video stream*/ + struct task_struct *kthread; + wait_queue_head_t wq; + /* Counters to control fps rate */ + int frame; + int ini_jiffies; +}; + +/* device states */ +enum tm6000_core_state { + DEV_INITIALIZED = 0x01, + DEV_DISCONNECTED = 0x02, + DEV_MISCONFIGURED = 0x04, +}; + +/* io methods */ +enum tm6000_io_method { + IO_NONE, + IO_READ, + IO_MMAP, +}; + +enum tm6000_mode { + TM6000_MODE_UNKNOWN = 0, + TM6000_MODE_ANALOG, + TM6000_MODE_DIGITAL, +}; + +struct tm6000_gpio { + int tuner_reset; + int tuner_on; + int demod_reset; + int demod_on; + int power_led; + int dvb_led; + int ir; +}; + +struct tm6000_capabilities { + unsigned int has_tuner:1; + unsigned int has_tda9874:1; + unsigned int has_dvb:1; + unsigned int has_zl10353:1; + unsigned int has_eeprom:1; + unsigned int has_remote:1; + unsigned int has_radio:1; +}; + +struct tm6000_dvb { + struct dvb_adapter adapter; + struct dvb_demux demux; + struct dvb_frontend *frontend; + struct dmxdev dmxdev; + unsigned int streams; + struct urb *bulk_urb; + struct mutex mutex; +}; + +struct snd_tm6000_card { + struct snd_card *card; + spinlock_t reg_lock; + struct tm6000_core *core; + struct snd_pcm_substream *substream; + + /* temporary data for buffer fill processing */ + unsigned buf_pos; + unsigned period_pos; +}; + +struct tm6000_endpoint { + struct usb_host_endpoint *endp; + __u8 bInterfaceNumber; + __u8 bAlternateSetting; + unsigned maxsize; +}; + +#define TM6000_QUIRK_NO_USB_DELAY (1 << 0) + +struct tm6000_core { + /* generic device properties */ + char name[30]; /* name (including minor) of the device */ + int model; /* index in the device_data struct */ + int devno; /* marks the number of this device */ + enum tm6000_devtype dev_type; /* type of device */ + unsigned char eedata[256]; /* Eeprom data */ + unsigned eedata_size; /* Size of the eeprom info */ + + v4l2_std_id norm; /* Current norm */ + int width, height; /* Selected resolution */ + + enum tm6000_core_state state; + + /* Device Capabilities*/ + struct tm6000_capabilities caps; + + /* Used to load alsa/dvb */ + struct work_struct request_module_wk; + + /* Tuner configuration */ + int tuner_type; /* type of the tuner */ + int tuner_addr; /* tuner address */ + + struct tm6000_gpio gpio; + + char *ir_codes; + + __u8 radio; + + /* Demodulator configuration */ + int demod_addr; /* demodulator address */ + + int audio_bitrate; + /* i2c i/o */ + struct i2c_adapter i2c_adap; + struct i2c_client i2c_client; + + + /* extension */ + struct list_head devlist; + + /* video for linux */ + int users; + + /* various device info */ + struct tm6000_fh *resources; /* Points to fh that is streaming */ + bool is_res_read; + + struct video_device vfd; + struct video_device radio_dev; + struct tm6000_dmaqueue vidq; + struct v4l2_device v4l2_dev; + struct v4l2_ctrl_handler ctrl_handler; + struct v4l2_ctrl_handler radio_ctrl_handler; + + int input; + struct tm6000_input vinput[3]; /* video input */ + struct tm6000_input rinput; /* radio input */ + + int freq; + unsigned int fourcc; + + enum tm6000_mode mode; + + int ctl_mute; /* audio */ + int ctl_volume; + int amode; + + /* DVB-T support */ + struct tm6000_dvb *dvb; + + /* audio support */ + struct snd_tm6000_card *adev; + struct work_struct wq_trigger; /* Trigger to start/stop audio for alsa module */ + atomic_t stream_started; /* stream should be running if true */ + + struct tm6000_IR *ir; + + /* locks */ + struct mutex lock; + struct mutex usb_lock; + + /* usb transfer */ + struct usb_device *udev; /* the usb device */ + + struct tm6000_endpoint bulk_in, bulk_out, isoc_in, isoc_out; + struct tm6000_endpoint int_in, int_out; + + /* scaler!=0 if scaler is active*/ + int scaler; + + /* Isoc control struct */ + struct usb_isoc_ctl isoc_ctl; + + spinlock_t slock; + + /* urb dma buffers */ + char **urb_buffer; + dma_addr_t *urb_dma; + unsigned int urb_size; + + unsigned long quirks; +}; + +enum tm6000_ops_type { + TM6000_AUDIO = 0x10, + TM6000_DVB = 0x20, +}; + +struct tm6000_ops { + struct list_head next; + char *name; + enum tm6000_ops_type type; + int (*init)(struct tm6000_core *); + int (*fini)(struct tm6000_core *); + int (*fillbuf)(struct tm6000_core *, char *buf, int size); +}; + +struct tm6000_fh { + struct v4l2_fh fh; + struct tm6000_core *dev; + unsigned int radio; + + /* video capture */ + struct tm6000_fmt *fmt; + unsigned int width, height; + struct videobuf_queue vb_vidq; + + enum v4l2_buf_type type; +}; + +#define TM6000_STD (V4L2_STD_PAL|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc| \ + V4L2_STD_PAL_M|V4L2_STD_PAL_60|V4L2_STD_NTSC_M| \ + V4L2_STD_NTSC_M_JP|V4L2_STD_SECAM) + +/* In tm6000-cards.c */ + +int tm6000_tuner_callback(void *ptr, int component, int command, int arg); +int tm6000_xc5000_callback(void *ptr, int component, int command, int arg); +int tm6000_cards_setup(struct tm6000_core *dev); +void tm6000_flash_led(struct tm6000_core *dev, u8 state); + +/* In tm6000-core.c */ + +int tm6000_read_write_usb(struct tm6000_core *dev, u8 reqtype, u8 req, + u16 value, u16 index, u8 *buf, u16 len); +int tm6000_get_reg(struct tm6000_core *dev, u8 req, u16 value, u16 index); +int tm6000_get_reg16(struct tm6000_core *dev, u8 req, u16 value, u16 index); +int tm6000_get_reg32(struct tm6000_core *dev, u8 req, u16 value, u16 index); +int tm6000_set_reg(struct tm6000_core *dev, u8 req, u16 value, u16 index); +int tm6000_set_reg_mask(struct tm6000_core *dev, u8 req, u16 value, + u16 index, u16 mask); +int tm6000_i2c_reset(struct tm6000_core *dev, u16 tsleep); +int tm6000_init(struct tm6000_core *dev); +int tm6000_reset(struct tm6000_core *dev); + +int tm6000_init_analog_mode(struct tm6000_core *dev); +int tm6000_init_digital_mode(struct tm6000_core *dev); +int tm6000_set_audio_bitrate(struct tm6000_core *dev, int bitrate); +int tm6000_set_audio_rinput(struct tm6000_core *dev); +int tm6000_tvaudio_set_mute(struct tm6000_core *dev, u8 mute); +void tm6000_set_volume(struct tm6000_core *dev, int vol); + +int tm6000_v4l2_register(struct tm6000_core *dev); +int tm6000_v4l2_unregister(struct tm6000_core *dev); +int tm6000_v4l2_exit(void); +void tm6000_set_fourcc_format(struct tm6000_core *dev); + +void tm6000_remove_from_devlist(struct tm6000_core *dev); +void tm6000_add_into_devlist(struct tm6000_core *dev); +int tm6000_register_extension(struct tm6000_ops *ops); +void tm6000_unregister_extension(struct tm6000_ops *ops); +void tm6000_init_extension(struct tm6000_core *dev); +void tm6000_close_extension(struct tm6000_core *dev); +int tm6000_call_fillbuf(struct tm6000_core *dev, enum tm6000_ops_type type, + char *buf, int size); + + +/* In tm6000-stds.c */ +void tm6000_get_std_res(struct tm6000_core *dev); +int tm6000_set_standard(struct tm6000_core *dev); + +/* In tm6000-i2c.c */ +int tm6000_i2c_register(struct tm6000_core *dev); +int tm6000_i2c_unregister(struct tm6000_core *dev); + +/* In tm6000-queue.c */ + +int tm6000_v4l2_mmap(struct file *filp, struct vm_area_struct *vma); + +int tm6000_vidioc_streamon(struct file *file, void *priv, + enum v4l2_buf_type i); +int tm6000_vidioc_streamoff(struct file *file, void *priv, + enum v4l2_buf_type i); +int tm6000_vidioc_reqbufs(struct file *file, void *priv, + struct v4l2_requestbuffers *rb); +int tm6000_vidioc_querybuf(struct file *file, void *priv, + struct v4l2_buffer *b); +int tm6000_vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *b); +int tm6000_vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b); +ssize_t tm6000_v4l2_read(struct file *filp, char __user * buf, size_t count, + loff_t *f_pos); +unsigned int tm6000_v4l2_poll(struct file *file, + struct poll_table_struct *wait); +int tm6000_queue_init(struct tm6000_core *dev); + +/* In tm6000-alsa.c */ +/*int tm6000_audio_init(struct tm6000_core *dev, int idx);*/ + +/* In tm6000-input.c */ +int tm6000_ir_init(struct tm6000_core *dev); +int tm6000_ir_fini(struct tm6000_core *dev); +void tm6000_ir_wait(struct tm6000_core *dev, u8 state); +int tm6000_ir_int_start(struct tm6000_core *dev); +void tm6000_ir_int_stop(struct tm6000_core *dev); + +/* Debug stuff */ + +extern int tm6000_debug; + +#define dprintk(dev, level, fmt, arg...) do {\ + if (tm6000_debug & level) \ + printk(KERN_INFO "(%lu) %s %s :"fmt, jiffies, \ + dev->name, __func__ , ##arg); } while (0) + +#define V4L2_DEBUG_REG 0x0004 +#define V4L2_DEBUG_I2C 0x0008 +#define V4L2_DEBUG_QUEUE 0x0010 +#define V4L2_DEBUG_ISOC 0x0020 +#define V4L2_DEBUG_RES_LOCK 0x0040 /* Resource locking */ +#define V4L2_DEBUG_OPEN 0x0080 /* video open/close debug */ + +#define tm6000_err(fmt, arg...) do {\ + printk(KERN_ERR "tm6000 %s :"fmt, \ + __func__ , ##arg); } while (0) |