diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/video/gspca/jeilinj.c | 98 |
1 files changed, 67 insertions, 31 deletions
diff --git a/drivers/media/video/gspca/jeilinj.c b/drivers/media/video/gspca/jeilinj.c index 51b68dbdcdb..da92867fb27 100644 --- a/drivers/media/video/gspca/jeilinj.c +++ b/drivers/media/video/gspca/jeilinj.c @@ -34,6 +34,7 @@ MODULE_LICENSE("GPL"); /* Default timeouts, in ms */ #define JEILINJ_CMD_TIMEOUT 500 +#define JEILINJ_CMD_DELAY 160 #define JEILINJ_DATA_TIMEOUT 1000 /* Maximum transfer size to use. */ @@ -41,12 +42,17 @@ MODULE_LICENSE("GPL"); #define FRAME_HEADER_LEN 0x10 #define FRAME_START 0xFFFFFFFF +enum { + SAKAR_57379, + SPORTSCAM_DV15, +}; /* Structure to hold all of our device specific stuff */ struct sd { struct gspca_dev gspca_dev; /* !! must be the first item */ int blocks_left; const struct v4l2_pix_format *cap_mode; /* Driver stuff */ + u8 type; u8 quality; /* image quality */ u8 jpeg_hdr[JPEG_HDR_SZ]; }; @@ -54,6 +60,7 @@ struct sd { struct jlj_command { unsigned char instruction[2]; unsigned char ack_wanted; + unsigned char delay; }; /* AFAICT these cameras will only do 320x240. */ @@ -114,41 +121,53 @@ static void jlj_read1(struct gspca_dev *gspca_dev, unsigned char response) static int jlj_start(struct gspca_dev *gspca_dev) { int i; + int start_commands_size; u8 response = 0xff; struct sd *sd = (struct sd *) gspca_dev; struct jlj_command start_commands[] = { - {{0x71, 0x81}, 0}, - {{0x70, 0x05}, 0}, - {{0x95, 0x70}, 1}, - {{0x71, 0x81}, 0}, - {{0x70, 0x04}, 0}, - {{0x95, 0x70}, 1}, - {{0x71, 0x00}, 0}, - {{0x70, 0x08}, 0}, - {{0x95, 0x70}, 1}, - {{0x94, 0x02}, 0}, - {{0xde, 0x24}, 0}, - {{0x94, 0x02}, 0}, - {{0xdd, 0xf0}, 0}, - {{0x94, 0x02}, 0}, - {{0xe3, 0x2c}, 0}, - {{0x94, 0x02}, 0}, - {{0xe4, 0x00}, 0}, - {{0x94, 0x02}, 0}, - {{0xe5, 0x00}, 0}, - {{0x94, 0x02}, 0}, - {{0xe6, 0x2c}, 0}, - {{0x94, 0x03}, 0}, - {{0xaa, 0x00}, 0}, - {{0x71, 0x1e}, 0}, - {{0x70, 0x06}, 0}, - {{0x71, 0x80}, 0}, - {{0x70, 0x07}, 0} + {{0x71, 0x81}, 0, 0}, + {{0x70, 0x05}, 0, JEILINJ_CMD_DELAY}, + {{0x95, 0x70}, 1, 0}, + {{0x71, 0x81 - gspca_dev->curr_mode}, 0, 0}, + {{0x70, 0x04}, 0, JEILINJ_CMD_DELAY}, + {{0x95, 0x70}, 1, 0}, + {{0x71, 0x00}, 0, 0}, /* start streaming ??*/ + {{0x70, 0x08}, 0, JEILINJ_CMD_DELAY}, + {{0x95, 0x70}, 1, 0}, +#define SPORTSCAM_DV15_CMD_SIZE 9 + {{0x94, 0x02}, 0, 0}, + {{0xde, 0x24}, 0, 0}, + {{0x94, 0x02}, 0, 0}, + {{0xdd, 0xf0}, 0, 0}, + {{0x94, 0x02}, 0, 0}, + {{0xe3, 0x2c}, 0, 0}, + {{0x94, 0x02}, 0, 0}, + {{0xe4, 0x00}, 0, 0}, + {{0x94, 0x02}, 0, 0}, + {{0xe5, 0x00}, 0, 0}, + {{0x94, 0x02}, 0, 0}, + {{0xe6, 0x2c}, 0, 0}, + {{0x94, 0x03}, 0, 0}, + {{0xaa, 0x00}, 0, 0}, + {{0x71, 0x1e}, 0, 0}, + {{0x70, 0x06}, 0, 0}, + {{0x71, 0x80}, 0, 0}, + {{0x70, 0x07}, 0, 0} }; sd->blocks_left = 0; - for (i = 0; i < ARRAY_SIZE(start_commands); i++) { + /* Under Windows, USB spy shows that only the 9 first start + * commands are used for SPORTSCAM_DV15 webcam + */ + if (sd->type == SPORTSCAM_DV15) + start_commands_size = SPORTSCAM_DV15_CMD_SIZE; + else + start_commands_size = ARRAY_SIZE(start_commands); + + for (i = 0; i < start_commands_size; i++) { jlj_write2(gspca_dev, start_commands[i].instruction); + if (start_commands[i].delay) + msleep(start_commands[i].delay); if (start_commands[i].ack_wanted) jlj_read1(gspca_dev, response); } @@ -207,6 +226,7 @@ static int sd_config(struct gspca_dev *gspca_dev, struct cam *cam = &gspca_dev->cam; struct sd *dev = (struct sd *) gspca_dev; + dev->type = id->driver_info; dev->quality = 85; PDEBUG(D_PROBE, "JEILINJ camera detected" @@ -277,14 +297,25 @@ static int sd_start(struct gspca_dev *gspca_dev) /* Table of supported USB devices */ static const struct usb_device_id device_table[] = { - {USB_DEVICE(0x0979, 0x0280)}, + {USB_DEVICE(0x0979, 0x0280), .driver_info = SAKAR_57379}, + {USB_DEVICE(0x0979, 0x0270), .driver_info = SPORTSCAM_DV15}, {} }; MODULE_DEVICE_TABLE(usb, device_table); /* sub-driver description */ -static const struct sd_desc sd_desc = { +static const struct sd_desc sd_desc_sakar_57379 = { + .name = MODULE_NAME, + .config = sd_config, + .init = sd_init, + .start = sd_start, + .stopN = sd_stopN, + .pkt_scan = sd_pkt_scan, +}; + +/* sub-driver description */ +static const struct sd_desc sd_desc_sportscam_dv15 = { .name = MODULE_NAME, .config = sd_config, .init = sd_init, @@ -293,12 +324,17 @@ static const struct sd_desc sd_desc = { .pkt_scan = sd_pkt_scan, }; +static const struct sd_desc *sd_desc[2] = { + &sd_desc_sakar_57379, + &sd_desc_sportscam_dv15 +}; + /* -- device connect -- */ static int sd_probe(struct usb_interface *intf, const struct usb_device_id *id) { return gspca_dev_probe(intf, id, - &sd_desc, + sd_desc[id->driver_info], sizeof(struct sd), THIS_MODULE); } |