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-rw-r--r--drivers/usb/serial/cp210x.c1
-rw-r--r--drivers/usb/serial/io_ti.c530
-rw-r--r--drivers/usb/serial/ipaq.c3
-rw-r--r--drivers/usb/serial/option.c64
-rw-r--r--drivers/usb/serial/qcserial.c13
-rw-r--r--drivers/usb/serial/usb-serial-simple.c1
-rw-r--r--drivers/usb/serial/usb-wwan.h2
-rw-r--r--drivers/usb/serial/usb_wwan.c42
8 files changed, 355 insertions, 301 deletions
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index eac7ccaa3..7d4f51a32 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -132,7 +132,6 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x10C4, 0xEA60) }, /* Silicon Labs factory default */
{ USB_DEVICE(0x10C4, 0xEA61) }, /* Silicon Labs factory default */
{ USB_DEVICE(0x10C4, 0xEA70) }, /* Silicon Labs factory default */
- { USB_DEVICE(0x10C4, 0xEA80) }, /* Silicon Labs factory default */
{ USB_DEVICE(0x10C4, 0xEA71) }, /* Infinity GPS-MIC-1 Radio Monophone */
{ USB_DEVICE(0x10C4, 0xF001) }, /* Elan Digital Systems USBscope50 */
{ USB_DEVICE(0x10C4, 0xF002) }, /* Elan Digital Systems USBwave12 */
diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c
index 5f071ea2a..f0017b2da 100644
--- a/drivers/usb/serial/io_ti.c
+++ b/drivers/usb/serial/io_ti.c
@@ -54,8 +54,10 @@
#define TI_MODE_CONFIGURING 0 /* Device has not entered start device */
#define TI_MODE_BOOT 1 /* Staying in boot mode */
#define TI_MODE_DOWNLOAD 2 /* Made it to download mode */
-#define TI_MODE_TRANSITIONING 3 /* Currently in boot mode but
- transitioning to download mode */
+#define TI_MODE_TRANSITIONING 3 /*
+ * Currently in boot mode but
+ * transitioning to download mode
+ */
/* read urb state */
#define EDGE_READ_URB_RUNNING 0
@@ -97,9 +99,11 @@ struct edgeport_port {
__u8 shadow_mcr;
__u8 shadow_lsr;
__u8 lsr_mask;
- __u32 ump_read_timeout; /* Number of milliseconds the UMP will
- wait without data before completing
- a read short */
+ __u32 ump_read_timeout; /*
+ * Number of milliseconds the UMP will
+ * wait without data before completing
+ * a read short
+ */
int baud_rate;
int close_pending;
int lsr_event;
@@ -115,8 +119,10 @@ struct edgeport_port {
struct edgeport_serial {
struct product_info product_info;
u8 TI_I2C_Type; /* Type of I2C in UMP */
- u8 TiReadI2C; /* Set to TRUE if we have read the
- I2c in Boot Mode */
+ u8 TiReadI2C; /*
+ * Set to TRUE if we have read the
+ * I2c in Boot Mode
+ */
struct mutex es_lock;
int num_ports_open;
struct usb_serial *serial;
@@ -223,6 +229,11 @@ static void edge_set_termios(struct tty_struct *tty,
struct usb_serial_port *port, struct ktermios *old_termios);
static void edge_send(struct usb_serial_port *port, struct tty_struct *tty);
+static int do_download_mode(struct edgeport_serial *serial,
+ const struct firmware *fw);
+static int do_boot_mode(struct edgeport_serial *serial,
+ const struct firmware *fw);
+
/* sysfs attributes */
static int edge_create_sysfs_attrs(struct usb_serial_port *port);
static int edge_remove_sysfs_attrs(struct usb_serial_port *port);
@@ -324,7 +335,8 @@ static int read_download_mem(struct usb_device *dev, int start_address,
dev_dbg(&dev->dev, "%s - @ %x for %d\n", __func__, start_address, length);
- /* Read in blocks of 64 bytes
+ /*
+ * Read in blocks of 64 bytes
* (TI firmware can't handle more than 64 byte reads)
*/
while (length) {
@@ -430,7 +442,6 @@ static int write_boot_mem(struct edgeport_serial *serial,
return status;
}
-
/* Write edgeport I2C memory to TI chip */
static int write_i2c_mem(struct edgeport_serial *serial,
int start_address, int length, __u8 address_type, __u8 *buffer)
@@ -472,8 +483,10 @@ static int write_i2c_mem(struct edgeport_serial *serial,
start_address += write_length;
buffer += write_length;
- /* We should be aligned now -- can write
- max page size bytes at a time */
+ /*
+ * We should be aligned now -- can write max page size bytes at a
+ * time.
+ */
while (length) {
if (length > EPROM_PAGE_SIZE)
write_length = EPROM_PAGE_SIZE;
@@ -506,7 +519,8 @@ static int write_i2c_mem(struct edgeport_serial *serial,
return status;
}
-/* Examine the UMP DMA registers and LSR
+/*
+ * Examine the UMP DMA registers and LSR
*
* Check the MSBit of the X and Y DMA byte count registers.
* A zero in this bit indicates that the TX DMA buffers are empty
@@ -523,9 +537,11 @@ static int tx_active(struct edgeport_port *port)
if (!oedb)
return -ENOMEM;
- lsr = kmalloc(1, GFP_KERNEL); /* Sigh, that's right, just one byte,
- as not all platforms can do DMA
- from stack */
+ /*
+ * Sigh, that's right, just one byte, as not all platforms can
+ * do DMA from stack
+ */
+ lsr = kmalloc(1, GFP_KERNEL);
if (!lsr) {
kfree(oedb);
return -ENOMEM;
@@ -615,8 +631,6 @@ static int write_rom(struct edgeport_serial *serial, int start_address,
return -EINVAL;
}
-
-
/* Read a descriptor header from I2C based on type */
static int get_descriptor_addr(struct edgeport_serial *serial,
int desc_type, struct ti_i2c_desc *rom_desc)
@@ -785,8 +799,7 @@ exit:
}
/* Build firmware header used for firmware update */
-static int build_i2c_fw_hdr(u8 *header, struct device *dev,
- const struct firmware *fw)
+static int build_i2c_fw_hdr(u8 *header, const struct firmware *fw)
{
__u8 *buffer;
int buffer_size;
@@ -797,7 +810,8 @@ static int build_i2c_fw_hdr(u8 *header, struct device *dev,
struct ti_i2c_firmware_rec *firmware_rec;
struct edgeport_fw_hdr *fw_hdr = (struct edgeport_fw_hdr *)fw->data;
- /* In order to update the I2C firmware we must change the type 2 record
+ /*
+ * In order to update the I2C firmware we must change the type 2 record
* to type 0xF2. This will force the UMP to come up in Boot Mode.
* Then while in boot mode, the driver will download the latest
* firmware (padded to 15.5k) into the UMP ram. And finally when the
@@ -806,8 +820,10 @@ static int build_i2c_fw_hdr(u8 *header, struct device *dev,
* update the record type from 0xf2 to 0x02.
*/
- /* Allocate a 15.5k buffer + 2 bytes for version number
- * (Firmware Record) */
+ /*
+ * Allocate a 15.5k buffer + 2 bytes for version number (Firmware
+ * Record)
+ */
buffer_size = (((1024 * 16) - 512 ) +
sizeof(struct ti_i2c_firmware_rec));
@@ -815,7 +831,7 @@ static int build_i2c_fw_hdr(u8 *header, struct device *dev,
if (!buffer)
return -ENOMEM;
- // Set entire image of 0xffs
+ /* Set entire image of 0xffs */
memset(buffer, 0xff, buffer_size);
/* Copy version number into firmware record */
@@ -981,32 +997,41 @@ static int check_fw_sanity(struct edgeport_serial *serial,
return 0;
}
-/**
+/*
* DownloadTIFirmware - Download run-time operating firmware to the TI5052
*
* This routine downloads the main operating code into the TI5052, using the
* boot code already burned into E2PROM or ROM.
*/
-static int download_fw(struct edgeport_serial *serial,
- const struct firmware *fw)
+static int download_fw(struct edgeport_serial *serial)
{
- struct device *dev = &serial->serial->dev->dev;
+ struct device *dev = &serial->serial->interface->dev;
int status = 0;
- int start_address;
- struct edge_ti_manuf_descriptor *ti_manuf_desc;
struct usb_interface_descriptor *interface;
- int download_cur_ver;
- int download_new_ver;
- struct edgeport_fw_hdr *fw_hdr = (struct edgeport_fw_hdr *)fw->data;
+ const struct firmware *fw;
+ const char *fw_name = "/*(DEBLOBBED)*/";
+ struct edgeport_fw_hdr *fw_hdr;
- if (check_fw_sanity(serial, fw))
- return -EINVAL;
+ status = reject_firmware(&fw, fw_name, dev);
+ if (status) {
+ dev_err(dev, "Failed to load image \"%s\" err %d\n",
+ fw_name, status);
+ return status;
+ }
+
+ if (check_fw_sanity(serial, fw)) {
+ status = -EINVAL;
+ goto out;
+ }
- /* If on-board version is newer, "fw_version" will be updated below. */
+ fw_hdr = (struct edgeport_fw_hdr *)fw->data;
+
+ /* If on-board version is newer, "fw_version" will be updated later. */
serial->fw_version = (fw_hdr->major_version << 8) +
fw_hdr->minor_version;
- /* This routine is entered by both the BOOT mode and the Download mode
+ /*
+ * This routine is entered by both the BOOT mode and the Download mode
* We can determine which code is running by the reading the config
* descriptor and if we have only one bulk pipe it is in boot mode
*/
@@ -1017,12 +1042,13 @@ static int download_fw(struct edgeport_serial *serial,
status = choose_config(serial->serial->dev);
if (status)
- return status;
+ goto out;
interface = &serial->serial->interface->cur_altsetting->desc;
if (!interface) {
dev_err(dev, "%s - no interface set, error!\n", __func__);
- return -ENODEV;
+ status = -ENODEV;
+ goto out;
}
/*
@@ -1030,190 +1056,219 @@ static int download_fw(struct edgeport_serial *serial,
* if we have more than one endpoint we are definitely in download
* mode
*/
- if (interface->bNumEndpoints > 1)
+ if (interface->bNumEndpoints > 1) {
serial->product_info.TiMode = TI_MODE_DOWNLOAD;
- else
+ status = do_download_mode(serial, fw);
+ } else {
/* Otherwise we will remain in configuring mode */
serial->product_info.TiMode = TI_MODE_CONFIGURING;
+ status = do_boot_mode(serial, fw);
+ }
- /********************************************************************/
- /* Download Mode */
- /********************************************************************/
- if (serial->product_info.TiMode == TI_MODE_DOWNLOAD) {
- struct ti_i2c_desc *rom_desc;
+out:
+ release_firmware(fw);
+ return status;
+}
- dev_dbg(dev, "%s - RUNNING IN DOWNLOAD MODE\n", __func__);
+static int do_download_mode(struct edgeport_serial *serial,
+ const struct firmware *fw)
+{
+ struct device *dev = &serial->serial->interface->dev;
+ int status = 0;
+ int start_address;
+ struct edge_ti_manuf_descriptor *ti_manuf_desc;
+ int download_cur_ver;
+ int download_new_ver;
+ struct edgeport_fw_hdr *fw_hdr = (struct edgeport_fw_hdr *)fw->data;
+ struct ti_i2c_desc *rom_desc;
- status = check_i2c_image(serial);
- if (status) {
- dev_dbg(dev, "%s - DOWNLOAD MODE -- BAD I2C\n", __func__);
- return status;
- }
+ dev_dbg(dev, "%s - RUNNING IN DOWNLOAD MODE\n", __func__);
- /* Validate Hardware version number
- * Read Manufacturing Descriptor from TI Based Edgeport
- */
- ti_manuf_desc = kmalloc(sizeof(*ti_manuf_desc), GFP_KERNEL);
- if (!ti_manuf_desc)
+ status = check_i2c_image(serial);
+ if (status) {
+ dev_dbg(dev, "%s - DOWNLOAD MODE -- BAD I2C\n", __func__);
+ return status;
+ }
+
+ /*
+ * Validate Hardware version number
+ * Read Manufacturing Descriptor from TI Based Edgeport
+ */
+ ti_manuf_desc = kmalloc(sizeof(*ti_manuf_desc), GFP_KERNEL);
+ if (!ti_manuf_desc)
+ return -ENOMEM;
+
+ status = get_manuf_info(serial, (__u8 *)ti_manuf_desc);
+ if (status) {
+ kfree(ti_manuf_desc);
+ return status;
+ }
+
+ /* Check version number of ION descriptor */
+ if (!ignore_cpu_rev && ti_cpu_rev(ti_manuf_desc) < 2) {
+ dev_dbg(dev, "%s - Wrong CPU Rev %d (Must be 2)\n",
+ __func__, ti_cpu_rev(ti_manuf_desc));
+ kfree(ti_manuf_desc);
+ return -EINVAL;
+ }
+
+ rom_desc = kmalloc(sizeof(*rom_desc), GFP_KERNEL);
+ if (!rom_desc) {
+ kfree(ti_manuf_desc);
+ return -ENOMEM;
+ }
+
+ /* Search for type 2 record (firmware record) */
+ start_address = get_descriptor_addr(serial,
+ I2C_DESC_TYPE_FIRMWARE_BASIC, rom_desc);
+ if (start_address != 0) {
+ struct ti_i2c_firmware_rec *firmware_version;
+ u8 *record;
+
+ dev_dbg(dev, "%s - Found Type FIRMWARE (Type 2) record\n",
+ __func__);
+
+ firmware_version = kmalloc(sizeof(*firmware_version),
+ GFP_KERNEL);
+ if (!firmware_version) {
+ kfree(rom_desc);
+ kfree(ti_manuf_desc);
return -ENOMEM;
+ }
- status = get_manuf_info(serial, (__u8 *)ti_manuf_desc);
+ /*
+ * Validate version number
+ * Read the descriptor data
+ */
+ status = read_rom(serial, start_address +
+ sizeof(struct ti_i2c_desc),
+ sizeof(struct ti_i2c_firmware_rec),
+ (__u8 *)firmware_version);
if (status) {
+ kfree(firmware_version);
+ kfree(rom_desc);
kfree(ti_manuf_desc);
return status;
}
- /* Check version number of ION descriptor */
- if (!ignore_cpu_rev && ti_cpu_rev(ti_manuf_desc) < 2) {
- dev_dbg(dev, "%s - Wrong CPU Rev %d (Must be 2)\n",
- __func__, ti_cpu_rev(ti_manuf_desc));
- kfree(ti_manuf_desc);
- return -EINVAL;
- }
+ /*
+ * Check version number of download with current
+ * version in I2c
+ */
+ download_cur_ver = (firmware_version->Ver_Major << 8) +
+ (firmware_version->Ver_Minor);
+ download_new_ver = (fw_hdr->major_version << 8) +
+ (fw_hdr->minor_version);
- rom_desc = kmalloc(sizeof(*rom_desc), GFP_KERNEL);
- if (!rom_desc) {
- kfree(ti_manuf_desc);
- return -ENOMEM;
- }
+ dev_dbg(dev, "%s - >> FW Versions Device %d.%d Driver %d.%d\n",
+ __func__, firmware_version->Ver_Major,
+ firmware_version->Ver_Minor,
+ fw_hdr->major_version, fw_hdr->minor_version);
- /* Search for type 2 record (firmware record) */
- start_address = get_descriptor_addr(serial,
- I2C_DESC_TYPE_FIRMWARE_BASIC, rom_desc);
- if (start_address != 0) {
- struct ti_i2c_firmware_rec *firmware_version;
- u8 *record;
-
- dev_dbg(dev, "%s - Found Type FIRMWARE (Type 2) record\n", __func__);
+ /*
+ * Check if we have an old version in the I2C and
+ * update if necessary
+ */
+ if (download_cur_ver < download_new_ver) {
+ dev_dbg(dev, "%s - Update I2C dld from %d.%d to %d.%d\n",
+ __func__,
+ firmware_version->Ver_Major,
+ firmware_version->Ver_Minor,
+ fw_hdr->major_version,
+ fw_hdr->minor_version);
- firmware_version = kmalloc(sizeof(*firmware_version),
- GFP_KERNEL);
- if (!firmware_version) {
+ record = kmalloc(1, GFP_KERNEL);
+ if (!record) {
+ kfree(firmware_version);
kfree(rom_desc);
kfree(ti_manuf_desc);
return -ENOMEM;
}
+ /*
+ * In order to update the I2C firmware we must
+ * change the type 2 record to type 0xF2. This
+ * will force the UMP to come up in Boot Mode.
+ * Then while in boot mode, the driver will
+ * download the latest firmware (padded to
+ * 15.5k) into the UMP ram. Finally when the
+ * device comes back up in download mode the
+ * driver will cause the new firmware to be
+ * copied from the UMP Ram to I2C and the
+ * firmware will update the record type from
+ * 0xf2 to 0x02.
+ */
+ *record = I2C_DESC_TYPE_FIRMWARE_BLANK;
- /* Validate version number
- * Read the descriptor data
+ /*
+ * Change the I2C Firmware record type to
+ * 0xf2 to trigger an update
*/
- status = read_rom(serial, start_address +
- sizeof(struct ti_i2c_desc),
- sizeof(struct ti_i2c_firmware_rec),
- (__u8 *)firmware_version);
+ status = write_rom(serial, start_address,
+ sizeof(*record), record);
if (status) {
+ kfree(record);
kfree(firmware_version);
kfree(rom_desc);
kfree(ti_manuf_desc);
return status;
}
- /* Check version number of download with current
- version in I2c */
- download_cur_ver = (firmware_version->Ver_Major << 8) +
- (firmware_version->Ver_Minor);
- download_new_ver = (fw_hdr->major_version << 8) +
- (fw_hdr->minor_version);
-
- dev_dbg(dev, "%s - >> FW Versions Device %d.%d Driver %d.%d\n",
- __func__, firmware_version->Ver_Major,
- firmware_version->Ver_Minor,
- fw_hdr->major_version, fw_hdr->minor_version);
+ /*
+ * verify the write -- must do this in order
+ * for write to complete before we do the
+ * hardware reset
+ */
+ status = read_rom(serial,
+ start_address,
+ sizeof(*record),
+ record);
+ if (status) {
+ kfree(record);
+ kfree(firmware_version);
+ kfree(rom_desc);
+ kfree(ti_manuf_desc);
+ return status;
+ }
- /* Check if we have an old version in the I2C and
- update if necessary */
- if (download_cur_ver < download_new_ver) {
- dev_dbg(dev, "%s - Update I2C dld from %d.%d to %d.%d\n",
- __func__,
- firmware_version->Ver_Major,
- firmware_version->Ver_Minor,
- fw_hdr->major_version,
- fw_hdr->minor_version);
-
- record = kmalloc(1, GFP_KERNEL);
- if (!record) {
- kfree(firmware_version);
- kfree(rom_desc);
- kfree(ti_manuf_desc);
- return -ENOMEM;
- }
- /* In order to update the I2C firmware we must
- * change the type 2 record to type 0xF2. This
- * will force the UMP to come up in Boot Mode.
- * Then while in boot mode, the driver will
- * download the latest firmware (padded to
- * 15.5k) into the UMP ram. Finally when the
- * device comes back up in download mode the
- * driver will cause the new firmware to be
- * copied from the UMP Ram to I2C and the
- * firmware will update the record type from
- * 0xf2 to 0x02.
- */
- *record = I2C_DESC_TYPE_FIRMWARE_BLANK;
-
- /* Change the I2C Firmware record type to
- 0xf2 to trigger an update */
- status = write_rom(serial, start_address,
- sizeof(*record), record);
- if (status) {
- kfree(record);
- kfree(firmware_version);
- kfree(rom_desc);
- kfree(ti_manuf_desc);
- return status;
- }
-
- /* verify the write -- must do this in order
- * for write to complete before we do the
- * hardware reset
- */
- status = read_rom(serial,
- start_address,
- sizeof(*record),
- record);
- if (status) {
- kfree(record);
- kfree(firmware_version);
- kfree(rom_desc);
- kfree(ti_manuf_desc);
- return status;
- }
-
- if (*record != I2C_DESC_TYPE_FIRMWARE_BLANK) {
- dev_err(dev, "%s - error resetting device\n", __func__);
- kfree(record);
- kfree(firmware_version);
- kfree(rom_desc);
- kfree(ti_manuf_desc);
- return -ENODEV;
- }
-
- dev_dbg(dev, "%s - HARDWARE RESET\n", __func__);
-
- /* Reset UMP -- Back to BOOT MODE */
- status = ti_vsend_sync(serial->serial->dev,
- UMPC_HARDWARE_RESET,
- 0, 0, NULL, 0,
- TI_VSEND_TIMEOUT_DEFAULT);
-
- dev_dbg(dev, "%s - HARDWARE RESET return %d\n", __func__, status);
-
- /* return an error on purpose. */
+ if (*record != I2C_DESC_TYPE_FIRMWARE_BLANK) {
+ dev_err(dev, "%s - error resetting device\n",
+ __func__);
kfree(record);
kfree(firmware_version);
kfree(rom_desc);
kfree(ti_manuf_desc);
return -ENODEV;
- } else {
- /* Same or newer fw version is already loaded */
- serial->fw_version = download_cur_ver;
}
+
+ dev_dbg(dev, "%s - HARDWARE RESET\n", __func__);
+
+ /* Reset UMP -- Back to BOOT MODE */
+ status = ti_vsend_sync(serial->serial->dev,
+ UMPC_HARDWARE_RESET,
+ 0, 0, NULL, 0,
+ TI_VSEND_TIMEOUT_DEFAULT);
+
+ dev_dbg(dev, "%s - HARDWARE RESET return %d\n",
+ __func__, status);
+
+ /* return an error on purpose. */
+ kfree(record);
kfree(firmware_version);
+ kfree(rom_desc);
+ kfree(ti_manuf_desc);
+ return -ENODEV;
}
- /* Search for type 0xF2 record (firmware blank record) */
- else if ((start_address = get_descriptor_addr(serial, I2C_DESC_TYPE_FIRMWARE_BLANK, rom_desc)) != 0) {
+ /* Same or newer fw version is already loaded */
+ serial->fw_version = download_cur_ver;
+ kfree(firmware_version);
+ }
+ /* Search for type 0xF2 record (firmware blank record) */
+ else {
+ start_address = get_descriptor_addr(serial,
+ I2C_DESC_TYPE_FIRMWARE_BLANK, rom_desc);
+ if (start_address != 0) {
#define HEADER_SIZE (sizeof(struct ti_i2c_desc) + \
- sizeof(struct ti_i2c_firmware_rec))
+ sizeof(struct ti_i2c_firmware_rec))
__u8 *header;
__u8 *vheader;
@@ -1232,7 +1287,8 @@ static int download_fw(struct edgeport_serial *serial,
return -ENOMEM;
}
- dev_dbg(dev, "%s - Found Type BLANK FIRMWARE (Type F2) record\n", __func__);
+ dev_dbg(dev, "%s - Found Type BLANK FIRMWARE (Type F2) record\n",
+ __func__);
/*
* In order to update the I2C firmware we must change
@@ -1245,7 +1301,7 @@ static int download_fw(struct edgeport_serial *serial,
* UMP Ram to I2C and the firmware will update the
* record type from 0xf2 to 0x02.
*/
- status = build_i2c_fw_hdr(header, dev, fw);
+ status = build_i2c_fw_hdr(header, fw);
if (status) {
kfree(vheader);
kfree(header);
@@ -1254,8 +1310,10 @@ static int download_fw(struct edgeport_serial *serial,
return -EINVAL;
}
- /* Update I2C with type 0xf2 record with correct
- size and checksum */
+ /*
+ * Update I2C with type 0xf2 record with correct
+ * size and checksum
+ */
status = write_rom(serial,
start_address,
HEADER_SIZE,
@@ -1268,13 +1326,16 @@ static int download_fw(struct edgeport_serial *serial,
return -EINVAL;
}
- /* verify the write -- must do this in order for
- write to complete before we do the hardware reset */
+ /*
+ * verify the write -- must do this in order for
+ * write to complete before we do the hardware reset
+ */
status = read_rom(serial, start_address,
HEADER_SIZE, vheader);
if (status) {
- dev_dbg(dev, "%s - can't read header back\n", __func__);
+ dev_dbg(dev, "%s - can't read header back\n",
+ __func__);
kfree(vheader);
kfree(header);
kfree(rom_desc);
@@ -1282,7 +1343,8 @@ static int download_fw(struct edgeport_serial *serial,
return status;
}
if (memcmp(vheader, header, HEADER_SIZE)) {
- dev_dbg(dev, "%s - write download record failed\n", __func__);
+ dev_dbg(dev, "%s - write download record failed\n",
+ __func__);
kfree(vheader);
kfree(header);
kfree(rom_desc);
@@ -1301,26 +1363,33 @@ static int download_fw(struct edgeport_serial *serial,
0, 0, NULL, 0,
TI_VSEND_TIMEOUT_FW_DOWNLOAD);
- dev_dbg(dev, "%s - Update complete 0x%x\n", __func__, status);
+ dev_dbg(dev, "%s - Update complete 0x%x\n", __func__,
+ status);
if (status) {
dev_err(dev,
"%s - UMPC_COPY_DNLD_TO_I2C failed\n",
- __func__);
+ __func__);
kfree(rom_desc);
kfree(ti_manuf_desc);
return status;
}
}
-
- // The device is running the download code
- kfree(rom_desc);
- kfree(ti_manuf_desc);
- return 0;
}
- /********************************************************************/
- /* Boot Mode */
- /********************************************************************/
+ /* The device is running the download code */
+ kfree(rom_desc);
+ kfree(ti_manuf_desc);
+ return 0;
+}
+
+static int do_boot_mode(struct edgeport_serial *serial,
+ const struct firmware *fw)
+{
+ struct device *dev = &serial->serial->interface->dev;
+ int status = 0;
+ struct edge_ti_manuf_descriptor *ti_manuf_desc;
+ struct edgeport_fw_hdr *fw_hdr = (struct edgeport_fw_hdr *)fw->data;
+
dev_dbg(dev, "%s - RUNNING IN BOOT MODE\n", __func__);
/* Configure the TI device so we can use the BULK pipes for download */
@@ -1336,8 +1405,10 @@ static int download_fw(struct edgeport_serial *serial,
goto stayinbootmode;
}
- /* We have an ION device (I2c Must be programmed)
- Determine I2C image type */
+ /*
+ * We have an ION device (I2c Must be programmed)
+ * Determine I2C image type
+ */
if (i2c_type_bootmode(serial))
goto stayinbootmode;
@@ -1349,7 +1420,8 @@ static int download_fw(struct edgeport_serial *serial,
__u8 *buffer;
int buffer_size;
- /* Validate Hardware version number
+ /*
+ * Validate Hardware version number
* Read Manufacturing Descriptor from TI Based Edgeport
*/
ti_manuf_desc = kmalloc(sizeof(*ti_manuf_desc), GFP_KERNEL);
@@ -1439,7 +1511,6 @@ stayinbootmode:
return 0;
}
-
static int ti_do_config(struct edgeport_port *port, int feature, int on)
{
int port_number = port->port->port_number;
@@ -1450,7 +1521,6 @@ static int ti_do_config(struct edgeport_port *port, int feature, int on)
on, NULL, 0);
}
-
static int restore_mcr(struct edgeport_port *port, __u8 mcr)
{
int status = 0;
@@ -1556,7 +1626,6 @@ static void handle_new_lsr(struct edgeport_port *edge_port, int lsr_data,
icount->frame++;
}
-
static void edge_interrupt_callback(struct urb *urb)
{
struct edgeport_serial *edge_serial = urb->context;
@@ -1616,8 +1685,9 @@ static void edge_interrupt_callback(struct urb *urb)
case TIUMP_INTERRUPT_CODE_LSR:
lsr = map_line_status(data[1]);
if (lsr & UMP_UART_LSR_DATA_MASK) {
- /* Save the LSR event for bulk read
- completion routine */
+ /*
+ * Save the LSR event for bulk read completion routine
+ */
dev_dbg(dev, "%s - LSR Event Port %u LSR Status = %02x\n",
__func__, port_number, lsr);
edge_port->lsr_event = 1;
@@ -1925,8 +1995,10 @@ static void edge_close(struct usb_serial_port *port)
if (edge_serial == NULL || edge_port == NULL)
return;
- /* The bulkreadcompletion routine will check
- * this flag and dump add read data */
+ /*
+ * The bulkreadcompletion routine will check
+ * this flag and dump add read data
+ */
edge_port->close_pending = 1;
usb_kill_urb(port->read_urb);
@@ -2016,8 +2088,10 @@ static void edge_send(struct usb_serial_port *port, struct tty_struct *tty)
} else
edge_port->port->icount.tx += count;
- /* wakeup any process waiting for writes to complete */
- /* there is now more room in the buffer for new writes */
+ /*
+ * wakeup any process waiting for writes to complete
+ * there is now more room in the buffer for new writes
+ */
if (tty)
tty_wakeup(tty);
}
@@ -2089,8 +2163,10 @@ static void edge_throttle(struct tty_struct *tty)
}
}
- /* if we are implementing RTS/CTS, stop reads */
- /* and the Edgeport will clear the RTS line */
+ /*
+ * if we are implementing RTS/CTS, stop reads
+ * and the Edgeport will clear the RTS line
+ */
if (C_CRTSCTS(tty))
stop_read(edge_port);
@@ -2113,8 +2189,10 @@ static void edge_unthrottle(struct tty_struct *tty)
dev_err(&port->dev, "%s - failed to write start character, %d\n", __func__, status);
}
}
- /* if we are implementing RTS/CTS, restart reads */
- /* are the Edgeport will assert the RTS line */
+ /*
+ * if we are implementing RTS/CTS, restart reads
+ * are the Edgeport will assert the RTS line
+ */
if (C_CRTSCTS(tty)) {
status = restart_read(edge_port);
if (status)
@@ -2236,8 +2314,10 @@ static void change_port_settings(struct tty_struct *tty,
restart_read(edge_port);
}
- /* if we are implementing XON/XOFF, set the start and stop
- character in the device */
+ /*
+ * if we are implementing XON/XOFF, set the start and stop
+ * character in the device
+ */
config->cXon = START_CHAR(tty);
config->cXoff = STOP_CHAR(tty);
@@ -2467,9 +2547,6 @@ static int edge_startup(struct usb_serial *serial)
{
struct edgeport_serial *edge_serial;
int status;
- const struct firmware *fw;
- const char *fw_name = "/*(DEBLOBBED)*/";
- struct device *dev = &serial->interface->dev;
u16 product_id;
/* create our private serial structure */
@@ -2481,16 +2558,7 @@ static int edge_startup(struct usb_serial *serial)
edge_serial->serial = serial;
usb_set_serial_data(serial, edge_serial);
- status = reject_firmware(&fw, fw_name, dev);
- if (status) {
- dev_err(dev, "Failed to load image \"%s\" err %d\n",
- fw_name, status);
- kfree(edge_serial);
- return status;
- }
-
- status = download_fw(edge_serial, fw);
- release_firmware(fw);
+ status = download_fw(edge_serial);
if (status) {
kfree(edge_serial);
return status;
diff --git a/drivers/usb/serial/ipaq.c b/drivers/usb/serial/ipaq.c
index f51a5d52c..ec1b8f2c1 100644
--- a/drivers/usb/serial/ipaq.c
+++ b/drivers/usb/serial/ipaq.c
@@ -531,7 +531,8 @@ static int ipaq_open(struct tty_struct *tty,
* through. Since this has a reasonably high failure rate, we retry
* several times.
*/
- while (retries--) {
+ while (retries) {
+ retries--;
result = usb_control_msg(serial->dev,
usb_sndctrlpipe(serial->dev, 0), 0x22, 0x21,
0x1, 0, NULL, 0, 100);
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index e945b5195..f2280606b 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -48,7 +48,6 @@ static int option_probe(struct usb_serial *serial,
const struct usb_device_id *id);
static int option_attach(struct usb_serial *serial);
static void option_release(struct usb_serial *serial);
-static int option_send_setup(struct usb_serial_port *port);
static void option_instat_callback(struct urb *urb);
/* Vendor and product IDs */
@@ -235,8 +234,6 @@ static void option_instat_callback(struct urb *urb);
#define QUALCOMM_VENDOR_ID 0x05C6
-#define SIERRA_VENDOR_ID 0x1199
-
#define CMOTECH_VENDOR_ID 0x16d8
#define CMOTECH_PRODUCT_6001 0x6001
#define CMOTECH_PRODUCT_CMU_300 0x6002
@@ -618,11 +615,6 @@ static const struct option_blacklist_info telit_le920_blacklist = {
.reserved = BIT(1) | BIT(5),
};
-static const struct option_blacklist_info sierra_mc73xx_blacklist = {
- .sendsetup = BIT(0) | BIT(2),
- .reserved = BIT(8) | BIT(10) | BIT(11),
-};
-
static const struct usb_device_id option_ids[] = {
{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COLT) },
{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA) },
@@ -1121,10 +1113,6 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE(QUALCOMM_VENDOR_ID, 0x6613)}, /* Onda H600/ZTE MF330 */
{ USB_DEVICE(QUALCOMM_VENDOR_ID, 0x0023)}, /* ONYX 3G device */
{ USB_DEVICE(QUALCOMM_VENDOR_ID, 0x9000)}, /* SIMCom SIM5218 */
- { USB_DEVICE_INTERFACE_CLASS(SIERRA_VENDOR_ID, 0x68c0, 0xff),
- .driver_info = (kernel_ulong_t)&sierra_mc73xx_blacklist }, /* MC73xx */
- { USB_DEVICE_INTERFACE_CLASS(SIERRA_VENDOR_ID, 0x9041, 0xff),
- .driver_info = (kernel_ulong_t)&sierra_mc73xx_blacklist }, /* MC7305/MC7355 */
{ USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_6001) },
{ USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_CMU_300) },
{ USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_6003),
@@ -1846,10 +1834,6 @@ static struct usb_serial_driver * const serial_drivers[] = {
&option_1port_device, NULL
};
-struct option_private {
- u8 bInterfaceNumber;
-};
-
module_usb_serial_driver(serial_drivers, option_ids);
static int option_probe(struct usb_serial *serial,
@@ -1893,29 +1877,19 @@ static int option_attach(struct usb_serial *serial)
struct usb_interface_descriptor *iface_desc;
const struct option_blacklist_info *blacklist;
struct usb_wwan_intf_private *data;
- struct option_private *priv;
data = kzalloc(sizeof(struct usb_wwan_intf_private), GFP_KERNEL);
if (!data)
return -ENOMEM;
- priv = kzalloc(sizeof(*priv), GFP_KERNEL);
- if (!priv) {
- kfree(data);
- return -ENOMEM;
- }
-
/* Retrieve blacklist info stored at probe. */
blacklist = usb_get_serial_data(serial);
iface_desc = &serial->interface->cur_altsetting->desc;
- priv->bInterfaceNumber = iface_desc->bInterfaceNumber;
- data->private = priv;
-
if (!blacklist || !test_bit(iface_desc->bInterfaceNumber,
&blacklist->sendsetup)) {
- data->send_setup = option_send_setup;
+ data->use_send_setup = 1;
}
spin_lock_init(&data->susp_lock);
@@ -1927,9 +1901,7 @@ static int option_attach(struct usb_serial *serial)
static void option_release(struct usb_serial *serial)
{
struct usb_wwan_intf_private *intfdata = usb_get_serial_data(serial);
- struct option_private *priv = intfdata->private;
- kfree(priv);
kfree(intfdata);
}
@@ -1988,40 +1960,6 @@ static void option_instat_callback(struct urb *urb)
}
}
-/** send RTS/DTR state to the port.
- *
- * This is exactly the same as SET_CONTROL_LINE_STATE from the PSTN
- * CDC.
-*/
-static int option_send_setup(struct usb_serial_port *port)
-{
- struct usb_serial *serial = port->serial;
- struct usb_wwan_intf_private *intfdata = usb_get_serial_data(serial);
- struct option_private *priv = intfdata->private;
- struct usb_wwan_port_private *portdata;
- int val = 0;
- int res;
-
- portdata = usb_get_serial_port_data(port);
-
- if (portdata->dtr_state)
- val |= 0x01;
- if (portdata->rts_state)
- val |= 0x02;
-
- res = usb_autopm_get_interface(serial->interface);
- if (res)
- return res;
-
- res = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),
- 0x22, 0x21, val, priv->bInterfaceNumber, NULL,
- 0, USB_CTRL_SET_TIMEOUT);
-
- usb_autopm_put_interface(serial->interface);
-
- return res;
-}
-
MODULE_AUTHOR(DRIVER_AUTHOR);
MODULE_DESCRIPTION(DRIVER_DESC);
MODULE_LICENSE("GPL");
diff --git a/drivers/usb/serial/qcserial.c b/drivers/usb/serial/qcserial.c
index 514fa91cf..9919d2a9f 100644
--- a/drivers/usb/serial/qcserial.c
+++ b/drivers/usb/serial/qcserial.c
@@ -145,9 +145,11 @@ static const struct usb_device_id id_table[] = {
{DEVICE_SWI(0x0f3d, 0x68a2)}, /* Sierra Wireless MC7700 */
{DEVICE_SWI(0x114f, 0x68a2)}, /* Sierra Wireless MC7750 */
{DEVICE_SWI(0x1199, 0x68a2)}, /* Sierra Wireless MC7710 */
+ {DEVICE_SWI(0x1199, 0x68c0)}, /* Sierra Wireless MC7304/MC7354 */
{DEVICE_SWI(0x1199, 0x901c)}, /* Sierra Wireless EM7700 */
{DEVICE_SWI(0x1199, 0x901f)}, /* Sierra Wireless EM7355 */
{DEVICE_SWI(0x1199, 0x9040)}, /* Sierra Wireless Modem */
+ {DEVICE_SWI(0x1199, 0x9041)}, /* Sierra Wireless MC7305/MC7355 */
{DEVICE_SWI(0x1199, 0x9051)}, /* Netgear AirCard 340U */
{DEVICE_SWI(0x1199, 0x9053)}, /* Sierra Wireless Modem */
{DEVICE_SWI(0x1199, 0x9054)}, /* Sierra Wireless Modem */
@@ -211,6 +213,7 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id)
__u8 nintf;
__u8 ifnum;
int altsetting = -1;
+ bool sendsetup = false;
/* we only support vendor specific functions */
if (intf->desc.bInterfaceClass != USB_CLASS_VENDOR_SPEC)
@@ -332,6 +335,7 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id)
break;
case 3:
dev_dbg(dev, "Modem port found\n");
+ sendsetup = true;
break;
default:
/* don't claim any unsupported interface */
@@ -393,17 +397,25 @@ done:
}
}
+ if (!retval)
+ usb_set_serial_data(serial, (void *)(unsigned long)sendsetup);
+
return retval;
}
static int qc_attach(struct usb_serial *serial)
{
struct usb_wwan_intf_private *data;
+ bool sendsetup;
data = kzalloc(sizeof(*data), GFP_KERNEL);
if (!data)
return -ENOMEM;
+ sendsetup = !!(unsigned long)(usb_get_serial_data(serial));
+ if (sendsetup)
+ data->use_send_setup = 1;
+
spin_lock_init(&data->susp_lock);
usb_set_serial_data(serial, data);
@@ -430,6 +442,7 @@ static struct usb_serial_driver qcdevice = {
.probe = qcprobe,
.open = usb_wwan_open,
.close = usb_wwan_close,
+ .dtr_rts = usb_wwan_dtr_rts,
.write = usb_wwan_write,
.write_room = usb_wwan_write_room,
.chars_in_buffer = usb_wwan_chars_in_buffer,
diff --git a/drivers/usb/serial/usb-serial-simple.c b/drivers/usb/serial/usb-serial-simple.c
index 365866289..a204782ae 100644
--- a/drivers/usb/serial/usb-serial-simple.c
+++ b/drivers/usb/serial/usb-serial-simple.c
@@ -53,6 +53,7 @@ DEVICE(funsoft, FUNSOFT_IDS);
/* Infineon Flashloader driver */
#define FLASHLOADER_IDS() \
+ { USB_DEVICE_INTERFACE_CLASS(0x058b, 0x0041, USB_CLASS_CDC_DATA) }, \
{ USB_DEVICE(0x8087, 0x0716) }
DEVICE(flashloader, FLASHLOADER_IDS);
diff --git a/drivers/usb/serial/usb-wwan.h b/drivers/usb/serial/usb-wwan.h
index f22dff58b..44b25c08c 100644
--- a/drivers/usb/serial/usb-wwan.h
+++ b/drivers/usb/serial/usb-wwan.h
@@ -34,9 +34,9 @@ extern int usb_wwan_resume(struct usb_serial *serial);
struct usb_wwan_intf_private {
spinlock_t susp_lock;
unsigned int suspended:1;
+ unsigned int use_send_setup:1;
int in_flight;
unsigned int open_ports;
- int (*send_setup) (struct usb_serial_port *port);
void *private;
};
diff --git a/drivers/usb/serial/usb_wwan.c b/drivers/usb/serial/usb_wwan.c
index 825305cb7..be9cb61b4 100644
--- a/drivers/usb/serial/usb_wwan.c
+++ b/drivers/usb/serial/usb_wwan.c
@@ -36,6 +36,40 @@
#include <linux/serial.h>
#include "usb-wwan.h"
+/*
+ * Generate DTR/RTS signals on the port using the SET_CONTROL_LINE_STATE request
+ * in CDC ACM.
+ */
+static int usb_wwan_send_setup(struct usb_serial_port *port)
+{
+ struct usb_serial *serial = port->serial;
+ struct usb_wwan_port_private *portdata;
+ int val = 0;
+ int ifnum;
+ int res;
+
+ portdata = usb_get_serial_port_data(port);
+
+ if (portdata->dtr_state)
+ val |= 0x01;
+ if (portdata->rts_state)
+ val |= 0x02;
+
+ ifnum = serial->interface->cur_altsetting->desc.bInterfaceNumber;
+
+ res = usb_autopm_get_interface(serial->interface);
+ if (res)
+ return res;
+
+ res = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),
+ 0x22, 0x21, val, ifnum, NULL, 0,
+ USB_CTRL_SET_TIMEOUT);
+
+ usb_autopm_put_interface(port->serial->interface);
+
+ return res;
+}
+
void usb_wwan_dtr_rts(struct usb_serial_port *port, int on)
{
struct usb_wwan_port_private *portdata;
@@ -43,7 +77,7 @@ void usb_wwan_dtr_rts(struct usb_serial_port *port, int on)
intfdata = usb_get_serial_data(port->serial);
- if (!intfdata->send_setup)
+ if (!intfdata->use_send_setup)
return;
portdata = usb_get_serial_port_data(port);
@@ -51,7 +85,7 @@ void usb_wwan_dtr_rts(struct usb_serial_port *port, int on)
portdata->rts_state = on;
portdata->dtr_state = on;
- intfdata->send_setup(port);
+ usb_wwan_send_setup(port);
}
EXPORT_SYMBOL(usb_wwan_dtr_rts);
@@ -84,7 +118,7 @@ int usb_wwan_tiocmset(struct tty_struct *tty,
portdata = usb_get_serial_port_data(port);
intfdata = usb_get_serial_data(port->serial);
- if (!intfdata->send_setup)
+ if (!intfdata->use_send_setup)
return -EINVAL;
/* FIXME: what locks portdata fields ? */
@@ -97,7 +131,7 @@ int usb_wwan_tiocmset(struct tty_struct *tty,
portdata->rts_state = 0;
if (clear & TIOCM_DTR)
portdata->dtr_state = 0;
- return intfdata->send_setup(port);
+ return usb_wwan_send_setup(port);
}
EXPORT_SYMBOL(usb_wwan_tiocmset);
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-10-31 18:48:09 +0000