diff options
Diffstat (limited to 'linux')
| -rw-r--r-- | linux/drivers/media/video/gspca/Kconfig | 144 | ||||
| -rw-r--r-- | linux/drivers/media/video/gspca/finepix.c | 3 | ||||
| -rw-r--r-- | linux/drivers/media/video/gspca/gspca.c | 14 | ||||
| -rw-r--r-- | linux/drivers/media/video/gspca/gspca.h | 11 | ||||
| -rw-r--r-- | linux/drivers/media/video/gspca/sonixb.c | 17 | ||||
| -rw-r--r-- | linux/drivers/media/video/gspca/sonixj.c | 64 | ||||
| -rw-r--r-- | linux/drivers/media/video/gspca/tv8532.c | 38 |
7 files changed, 181 insertions, 110 deletions
diff --git a/linux/drivers/media/video/gspca/Kconfig b/linux/drivers/media/video/gspca/Kconfig index 4d0817471..6b557c057 100644 --- a/linux/drivers/media/video/gspca/Kconfig +++ b/linux/drivers/media/video/gspca/Kconfig @@ -3,16 +3,16 @@ menuconfig USB_GSPCA depends on VIDEO_V4L2 default m ---help--- - Say Y here if you want to enable selecting webcams based - on the GSPCA framework. + Say Y here if you want to enable selecting webcams based + on the GSPCA framework. - See <file:Documentation/video4linux/gspca.txt> for more info. + See <file:Documentation/video4linux/gspca.txt> for more info. - This driver uses the Video For Linux API. You must say Y or M to - "Video For Linux" to use this driver. + This driver uses the Video For Linux API. You must say Y or M to + "Video For Linux" to use this driver. - To compile this driver as modules, choose M here: the - modules will be called gspca_main. + To compile this driver as modules, choose M here: the + modules will be called gspca_main. if USB_GSPCA && VIDEO_V4L2 @@ -23,190 +23,190 @@ config USB_GSPCA_CONEX tristate "Conexant Camera Driver" depends on VIDEO_V4L2 && USB_GSPCA help - Say Y here if you want support for cameras based on the Conexant chip. + Say Y here if you want support for cameras based on the Conexant chip. - To compile this driver as a module, choose M here: the - module will be called gspca_conex. + To compile this driver as a module, choose M here: the + module will be called gspca_conex. config USB_GSPCA_ETOMS tristate "Etoms USB Camera Driver" depends on VIDEO_V4L2 && USB_GSPCA help - Say Y here if you want support for cameras based on the Etoms chip. + Say Y here if you want support for cameras based on the Etoms chip. - To compile this driver as a module, choose M here: the - module will be called gspca_etoms. + To compile this driver as a module, choose M here: the + module will be called gspca_etoms. config USB_GSPCA_FINEPIX tristate "Fujifilm FinePix USB V4L2 driver" depends on VIDEO_V4L2 && USB_GSPCA help - Say Y here if you want support for cameras based on the FinePix chip. + Say Y here if you want support for cameras based on the FinePix chip. - To compile this driver as a module, choose M here: the - module will be called gspca_finepix. + To compile this driver as a module, choose M here: the + module will be called gspca_finepix. config USB_GSPCA_MARS tristate "Mars USB Camera Driver" depends on VIDEO_V4L2 && USB_GSPCA help - Say Y here if you want support for cameras based on the Mars chip. + Say Y here if you want support for cameras based on the Mars chip. - To compile this driver as a module, choose M here: the - module will be called gspca_mars. + To compile this driver as a module, choose M here: the + module will be called gspca_mars. config USB_GSPCA_OV519 tristate "OV519 USB Camera Driver" depends on VIDEO_V4L2 && USB_GSPCA help - Say Y here if you want support for cameras based on the OV519 chip. + Say Y here if you want support for cameras based on the OV519 chip. - To compile this driver as a module, choose M here: the - module will be called gspca_ov519. + To compile this driver as a module, choose M here: the + module will be called gspca_ov519. config USB_GSPCA_PAC207 tristate "Pixart PAC207 USB Camera Driver" depends on VIDEO_V4L2 && USB_GSPCA help - Say Y here if you want support for cameras based on the PAC207 chip. + Say Y here if you want support for cameras based on the PAC207 chip. - To compile this driver as a module, choose M here: the - module will be called gspca_pac207. + To compile this driver as a module, choose M here: the + module will be called gspca_pac207. config USB_GSPCA_PAC7311 tristate "Pixart PAC7311 USB Camera Driver" depends on VIDEO_V4L2 && USB_GSPCA help - Say Y here if you want support for cameras based on the PAC7311 chip. + Say Y here if you want support for cameras based on the PAC7311 chip. - To compile this driver as a module, choose M here: the - module will be called gspca_pac7311. + To compile this driver as a module, choose M here: the + module will be called gspca_pac7311. config USB_GSPCA_SONIXB tristate "SN9C102 USB Camera Driver" depends on VIDEO_V4L2 && USB_GSPCA help - Say Y here if you want support for cameras based on the SONIXB chip. + Say Y here if you want support for cameras based on the SONIXB chip. - To compile this driver as a module, choose M here: the - module will be called gspca_sonixb. + To compile this driver as a module, choose M here: the + module will be called gspca_sonixb. config USB_GSPCA_SONIXJ tristate "SONIX JPEG USB Camera Driver" depends on VIDEO_V4L2 && USB_GSPCA help - Say Y here if you want support for cameras based on the SONIXJ chip. + Say Y here if you want support for cameras based on the SONIXJ chip. - To compile this driver as a module, choose M here: the - module will be called gspca_sonixj + To compile this driver as a module, choose M here: the + module will be called gspca_sonixj config USB_GSPCA_SPCA500 tristate "SPCA500 USB Camera Driver" depends on VIDEO_V4L2 && USB_GSPCA help - Say Y here if you want support for cameras based on the SPCA500 chip. + Say Y here if you want support for cameras based on the SPCA500 chip. - To compile this driver as a module, choose M here: the - module will be called gspca_spca500. + To compile this driver as a module, choose M here: the + module will be called gspca_spca500. config USB_GSPCA_SPCA501 tristate "SPCA501 USB Camera Driver" depends on VIDEO_V4L2 && USB_GSPCA help - Say Y here if you want support for cameras based on the SPCA501 chip. + Say Y here if you want support for cameras based on the SPCA501 chip. - To compile this driver as a module, choose M here: the - module will be called gspca_spca501. + To compile this driver as a module, choose M here: the + module will be called gspca_spca501. config USB_GSPCA_SPCA505 tristate "SPCA505 USB Camera Driver" depends on VIDEO_V4L2 && USB_GSPCA help - Say Y here if you want support for cameras based on the SPCA505 chip. + Say Y here if you want support for cameras based on the SPCA505 chip. - To compile this driver as a module, choose M here: the - module will be called gspca_spca505. + To compile this driver as a module, choose M here: the + module will be called gspca_spca505. config USB_GSPCA_SPCA506 tristate "SPCA506 USB Camera Driver" depends on VIDEO_V4L2 && USB_GSPCA help - Say Y here if you want support for cameras based on the SPCA506 chip. + Say Y here if you want support for cameras based on the SPCA506 chip. - To compile this driver as a module, choose M here: the - module will be called gspca_spca506. + To compile this driver as a module, choose M here: the + module will be called gspca_spca506. config USB_GSPCA_SPCA508 tristate "SPCA508 USB Camera Driver" depends on VIDEO_V4L2 && USB_GSPCA help - Say Y here if you want support for cameras based on the SPCA508 chip. + Say Y here if you want support for cameras based on the SPCA508 chip. - To compile this driver as a module, choose M here: the - module will be called gspca_spca508. + To compile this driver as a module, choose M here: the + module will be called gspca_spca508. config USB_GSPCA_SPCA561 tristate "SPCA561 USB Camera Driver" depends on VIDEO_V4L2 && USB_GSPCA help - Say Y here if you want support for cameras based on the SPCA561 chip. + Say Y here if you want support for cameras based on the SPCA561 chip. - To compile this driver as a module, choose M here: the - module will be called gspca_spca561. + To compile this driver as a module, choose M here: the + module will be called gspca_spca561. config USB_GSPCA_STK014 tristate "Syntek DV4000 (STK014) USB Camera Driver" depends on VIDEO_V4L2 && USB_GSPCA help - Say Y here if you want support for cameras based on the STK014 chip. + Say Y here if you want support for cameras based on the STK014 chip. - To compile this driver as a module, choose M here: the - module will be called gspca_stk014. + To compile this driver as a module, choose M here: the + module will be called gspca_stk014. config USB_GSPCA_SUNPLUS tristate "SUNPLUS USB Camera Driver" depends on VIDEO_V4L2 && USB_GSPCA help - Say Y here if you want support for cameras based on the Sunplus - SPCA504(abc) SPCA533 SPCA536 chips. + Say Y here if you want support for cameras based on the Sunplus + SPCA504(abc) SPCA533 SPCA536 chips. - To compile this driver as a module, choose M here: the - module will be called gspca_spca5xx. + To compile this driver as a module, choose M here: the + module will be called gspca_spca5xx. config USB_GSPCA_T613 tristate "T613 (JPEG Compliance) USB Camera Driver" depends on VIDEO_V4L2 && USB_GSPCA help - Say Y here if you want support for cameras based on the T613 chip. + Say Y here if you want support for cameras based on the T613 chip. - To compile this driver as a module, choose M here: the - module will be called gspca_t613. + To compile this driver as a module, choose M here: the + module will be called gspca_t613. config USB_GSPCA_TV8532 tristate "TV8532 USB Camera Driver" depends on VIDEO_V4L2 && USB_GSPCA help - Say Y here if you want support for cameras based on the TV8531 chip. + Say Y here if you want support for cameras based on the TV8531 chip. - To compile this driver as a module, choose M here: the - module will be called gspca_tv8532. + To compile this driver as a module, choose M here: the + module will be called gspca_tv8532. config USB_GSPCA_VC032X tristate "VC032X USB Camera Driver" depends on VIDEO_V4L2 && USB_GSPCA help - Say Y here if you want support for cameras based on the VC032X chip. + Say Y here if you want support for cameras based on the VC032X chip. - To compile this driver as a module, choose M here: the - module will be called gspca_vc032x. + To compile this driver as a module, choose M here: the + module will be called gspca_vc032x. config USB_GSPCA_ZC3XX - tristate "VC3xx USB Camera Driver" + tristate "ZC3XX USB Camera Driver" depends on VIDEO_V4L2 && USB_GSPCA help - Say Y here if you want support for cameras based on the ZC3XX chip. + Say Y here if you want support for cameras based on the ZC3XX chip. - To compile this driver as a module, choose M here: the - module will be called gspca_zc3xx. + To compile this driver as a module, choose M here: the + module will be called gspca_zc3xx. endif diff --git a/linux/drivers/media/video/gspca/finepix.c b/linux/drivers/media/video/gspca/finepix.c index 65d3cbfe6..d3e3f085b 100644 --- a/linux/drivers/media/video/gspca/finepix.c +++ b/linux/drivers/media/video/gspca/finepix.c @@ -308,9 +308,6 @@ static int sd_start(struct gspca_dev *gspca_dev) int ret; int size_ret; - /* Reset bulk in endpoint */ - usb_clear_halt(gspca_dev->dev, gspca_dev->cam.epaddr); - /* Init the device */ memset(gspca_dev->usb_buf, 0, 12); gspca_dev->usb_buf[0] = 0xc6; diff --git a/linux/drivers/media/video/gspca/gspca.c b/linux/drivers/media/video/gspca/gspca.c index 4e0e7a32a..bdae0ce2c 100644 --- a/linux/drivers/media/video/gspca/gspca.c +++ b/linux/drivers/media/video/gspca/gspca.c @@ -49,7 +49,7 @@ MODULE_AUTHOR("Jean-Francois Moine <http://moinejf.free.fr>"); MODULE_DESCRIPTION("GSPCA USB Camera Driver"); MODULE_LICENSE("GPL"); -#define DRIVER_VERSION_NUMBER KERNEL_VERSION(2, 3, 0) +#define DRIVER_VERSION_NUMBER KERNEL_VERSION(2, 4, 0) static int video_nr = -1; @@ -154,8 +154,11 @@ static void fill_frame(struct gspca_dev *gspca_dev, /* check the packet status and length */ len = urb->iso_frame_desc[i].actual_length; - if (len == 0) + if (len == 0) { + if (gspca_dev->empty_packet == 0) + gspca_dev->empty_packet = 1; continue; + } st = urb->iso_frame_desc[i].status; if (st) { PDEBUG(D_ERR, @@ -607,6 +610,12 @@ static int gspca_init_transfer(struct gspca_dev *gspca_dev) if (ret < 0) goto out; + /* clear the bulk endpoint */ + if (gspca_dev->alt == 0) /* if bulk transfer */ + usb_clear_halt(gspca_dev->dev, + usb_rcvintpipe(gspca_dev->dev, + gspca_dev->cam.epaddr)); + /* start the cam */ ret = gspca_dev->sd_desc->start(gspca_dev); if (ret < 0) { @@ -1860,6 +1869,7 @@ int gspca_dev_probe(struct usb_interface *intf, gspca_dev->nbalt = intf->num_altsetting; gspca_dev->sd_desc = sd_desc; gspca_dev->nbufread = 2; + gspca_dev->empty_packet = -1; /* don't check the empty packets */ /* configure the subdriver and initialize the USB device */ ret = gspca_dev->sd_desc->config(gspca_dev, id); diff --git a/linux/drivers/media/video/gspca/gspca.h b/linux/drivers/media/video/gspca/gspca.h index 1d9dc90b4..6f097f4a1 100644 --- a/linux/drivers/media/video/gspca/gspca.h +++ b/linux/drivers/media/video/gspca/gspca.h @@ -142,22 +142,21 @@ struct gspca_dev { char fr_q; /* next frame to queue */ char fr_o; /* next frame to dequeue */ signed char fr_queue[GSPCA_MAX_FRAMES]; /* frame queue */ - char last_packet_type; + __u8 last_packet_type; + __s8 empty_packet; /* if (-1) don't check empty packets */ + __u8 streaming; - __u8 iface; /* USB interface number */ - __u8 alt; /* USB alternate setting */ __u8 curr_mode; /* current camera mode */ __u32 pixfmt; /* current mode parameters */ __u16 width; __u16 height; + __u32 sequence; /* frame sequence number */ atomic_t nevent; /* number of frames done */ wait_queue_head_t wq; /* wait queue */ struct mutex usb_lock; /* usb exchange protection */ struct mutex read_lock; /* read protection */ struct mutex queue_lock; /* ISOC queue protection */ - __u32 sequence; /* frame sequence number */ - char streaming; #ifdef CONFIG_PM char frozen; /* suspend - resume */ #endif @@ -166,6 +165,8 @@ struct gspca_dev { char nbufread; /* number of buffers for read() */ char nurbs; /* number of allocated URBs */ char memory; /* memory type (V4L2_MEMORY_xxx) */ + __u8 iface; /* USB interface number */ + __u8 alt; /* USB alternate setting */ __u8 nbalt; /* number of USB alternate settings */ }; diff --git a/linux/drivers/media/video/gspca/sonixb.c b/linux/drivers/media/video/gspca/sonixb.c index 4bae911da..4eec924ad 100644 --- a/linux/drivers/media/video/gspca/sonixb.c +++ b/linux/drivers/media/video/gspca/sonixb.c @@ -132,8 +132,6 @@ struct sensor_data { ignore atleast the 2 next frames for the new settings to come into effect before doing any other adjustments */ #define AUTOGAIN_IGNORE_FRAMES 3 -#define AUTOGAIN_DEADZONE 1000 -#define DESIRED_AVG_LUM 7000 /* V4L2 controls supported by the driver */ static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val); @@ -857,17 +855,28 @@ static void setfreq(struct gspca_dev *gspca_dev) static void do_autogain(struct gspca_dev *gspca_dev) { + int deadzone, desired_avg_lum; struct sd *sd = (struct sd *) gspca_dev; int avg_lum = atomic_read(&sd->avg_lum); if (avg_lum == -1) return; + /* SIF / VGA sensors have a different autoexposure area and thus + different avg_lum values for the same picture brightness */ + if (sensor_data[sd->sensor].flags & F_SIF) { + deadzone = 1000; + desired_avg_lum = 7000; + } else { + deadzone = 3000; + desired_avg_lum = 23000; + } + if (sd->autogain_ignore_frames > 0) sd->autogain_ignore_frames--; else if (gspca_auto_gain_n_exposure(gspca_dev, avg_lum, - sd->brightness * DESIRED_AVG_LUM / 127, - AUTOGAIN_DEADZONE, GAIN_KNEE, EXPOSURE_KNEE)) { + sd->brightness * desired_avg_lum / 127, + deadzone, GAIN_KNEE, EXPOSURE_KNEE)) { PDEBUG(D_FRAM, "autogain: gain changed: gain: %d expo: %d\n", (int)sd->gain, (int)sd->exposure); sd->autogain_ignore_frames = AUTOGAIN_IGNORE_FRAMES; diff --git a/linux/drivers/media/video/gspca/sonixj.c b/linux/drivers/media/video/gspca/sonixj.c index aa11df134..94fa7f6d6 100644 --- a/linux/drivers/media/video/gspca/sonixj.c +++ b/linux/drivers/media/video/gspca/sonixj.c @@ -24,6 +24,8 @@ #include "gspca.h" #include "jpeg.h" +#define V4L2_CID_INFRARED (V4L2_CID_PRIVATE_BASE + 0) + MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>"); MODULE_DESCRIPTION("GSPCA/SONIX JPEG USB Camera Driver"); MODULE_LICENSE("GPL"); @@ -40,6 +42,7 @@ struct sd { unsigned char colors; unsigned char autogain; __u8 vflip; /* ov7630 only */ + __u8 infrared; /* mi0360 only */ signed char ag_cnt; #define AG_CNT_START 13 @@ -73,6 +76,8 @@ static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val); static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val); static int sd_setvflip(struct gspca_dev *gspca_dev, __s32 val); static int sd_getvflip(struct gspca_dev *gspca_dev, __s32 *val); +static int sd_setinfrared(struct gspca_dev *gspca_dev, __s32 val); +static int sd_getinfrared(struct gspca_dev *gspca_dev, __s32 *val); static struct ctrl sd_ctrls[] = { { @@ -150,6 +155,22 @@ static struct ctrl sd_ctrls[] = { .set = sd_setvflip, .get = sd_getvflip, }, +/* mi0360 only */ +#define INFRARED_IDX 5 + { + { + .id = V4L2_CID_INFRARED, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "Infrared", + .minimum = 0, + .maximum = 1, + .step = 1, +#define INFRARED_DEF 0 + .default_value = INFRARED_DEF, + }, + .set = sd_setinfrared, + .get = sd_getinfrared, + }, }; static struct v4l2_pix_format vga_mode[] = { @@ -971,6 +992,8 @@ static int sd_config(struct gspca_dev *gspca_dev, sd->colors = COLOR_DEF; sd->autogain = AUTOGAIN_DEF; sd->ag_cnt = -1; + sd->vflip = VFLIP_DEF; + sd->infrared = INFRARED_DEF; switch (sd->sensor) { case SENSOR_OV7630: @@ -981,7 +1004,8 @@ static int sd_config(struct gspca_dev *gspca_dev, } if (sd->sensor != SENSOR_OV7630) gspca_dev->ctrl_dis |= (1 << VFLIP_IDX); - + if (sd->sensor != SENSOR_MI0360) + gspca_dev->ctrl_dis |= (1 << INFRARED_IDX); return 0; } @@ -1208,12 +1232,24 @@ static void setautogain(struct gspca_dev *gspca_dev) static void setvflip(struct sd *sd) { - if (sd->sensor != SENSOR_OV7630) - return; i2c_w1(&sd->gspca_dev, 0x75, /* COMN */ sd->vflip ? 0x82 : 0x02); } +static void setinfrared(struct sd *sd) +{ +/*fixme: different sequence for StarCam Clip and StarCam 370i */ +#if 1 +/* Clip */ + i2c_w1(&sd->gspca_dev, 0x02, /* gpio */ + sd->infrared ? 0x66 : 0x64); +#else +/* 370i */ + i2c_w1(&sd->gspca_dev, 0x02, /* gpio */ + sd->infrared ? 0x55 : 0x54); +#endif +} + /* -- start the camera -- */ static int sd_start(struct gspca_dev *gspca_dev) { @@ -1358,8 +1394,10 @@ static int sd_start(struct gspca_dev *gspca_dev) reg_w1(gspca_dev, 0x17, reg17); switch (sd->sensor) { - case SENSOR_HV7131R: case SENSOR_MI0360: + setinfrared(sd); + /* fall thru */ + case SENSOR_HV7131R: case SENSOR_MO4000: case SENSOR_OM6802: setbrightness(gspca_dev); @@ -1613,6 +1651,24 @@ static int sd_getvflip(struct gspca_dev *gspca_dev, __s32 *val) return 0; } +static int sd_setinfrared(struct gspca_dev *gspca_dev, __s32 val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + sd->infrared = val; + if (gspca_dev->streaming) + setinfrared(sd); + return 0; +} + +static int sd_getinfrared(struct gspca_dev *gspca_dev, __s32 *val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + *val = sd->infrared; + return 0; +} + /* sub-driver description */ static const struct sd_desc sd_desc = { .name = MODULE_NAME, diff --git a/linux/drivers/media/video/gspca/tv8532.c b/linux/drivers/media/video/gspca/tv8532.c index 8204dabb1..2d77e78a4 100644 --- a/linux/drivers/media/video/gspca/tv8532.c +++ b/linux/drivers/media/video/gspca/tv8532.c @@ -30,15 +30,14 @@ MODULE_LICENSE("GPL"); struct sd { struct gspca_dev gspca_dev; /* !! must be the first item */ - int buflen; /* current length of tmpbuf */ + __u32 buflen; /* current length of tmpbuf */ __u8 tmpbuf[352 * 288 + 10 * 288]; /* no protection... */ __u8 tmpbuf2[352 * 288]; /* no protection... */ - unsigned short brightness; - unsigned short contrast; + __u16 brightness; + __u16 contrast; - char packet; - char synchro; + __u8 packet; }; /* V4L2 controls supported by the driver */ @@ -443,6 +442,9 @@ static int sd_start(struct gspca_dev *gspca_dev) /************************************************/ tv_8532_PollReg(gspca_dev); reg_w_1(gspca_dev, TV8532_UDP_UPDATE, 0x00); /* 0x31 */ + + gspca_dev->empty_packet = 0; /* check the empty packets */ + return 0; } @@ -455,7 +457,7 @@ static void tv8532_preprocess(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; /* we should received a whole frame with header and EOL marker - * in gspca_dev->tmpbuf and return a GBRG pattern in gspca_dev->tmpbuf2 + * in sd->tmpbuf and return a GBRG pattern in sd->tmpbuf2 * sequence 2bytes header the Alternate pixels bayer GB 4 bytes * Alternate pixels bayer RG 4 bytes EOL */ int width = gspca_dev->width; @@ -509,23 +511,24 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, /* header 0x80 0x80 0x80 0x80 0x80 */ /* packet 00 63 127 145 00 */ - /* sof 0 1 1 0 0 */ + /* empty 1 0 0 1 1 */ /* update sequence */ if (sd->packet == 63 || sd->packet == 127) - sd->synchro = 1; + gspca_dev->empty_packet = 0; /* is there a frame start ? */ + /* (each packet is 2 lines plus 10 bytes) */ if (sd->packet >= (gspca_dev->height >> 1) - 1) { - PDEBUG(D_PACK, "SOF > %d packet %d", sd->synchro, - sd->packet); - if (!sd->synchro) { /* start of frame */ + PDEBUG(D_PACK, "empty %d packet %d", + gspca_dev->empty_packet, sd->packet); + if (gspca_dev->empty_packet) { /* start of frame */ if (gspca_dev->last_packet_type == FIRST_PACKET) { tv8532_preprocess(gspca_dev); frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, sd->tmpbuf2, - gspca_dev->width * + gspca_dev->height * gspca_dev->width); } gspca_frame_add(gspca_dev, FIRST_PACKET, @@ -544,18 +547,13 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, return; } - if (!sd->synchro) { + if (gspca_dev->empty_packet) { /* Drop packet frame corrupt */ - PDEBUG(D_PACK, "DROP SOF %d packet %d", - sd->synchro, sd->packet); + PDEBUG(D_PACK, "DROP empty %d packet %d", + gspca_dev->empty_packet, sd->packet); sd->packet = 0; gspca_dev->last_packet_type = DISCARD_PACKET; - return; } - sd->synchro = 1; - sd->packet++; - memcpy(&sd->tmpbuf[sd->buflen], data, len); - sd->buflen += len; } static void setcontrast(struct gspca_dev *gspca_dev) |