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path: root/drivers/media/video/gspca/stv06xx/stv06xx.c
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Diffstat (limited to 'drivers/media/video/gspca/stv06xx/stv06xx.c')
-rw-r--r--drivers/media/video/gspca/stv06xx/stv06xx.c53
1 files changed, 46 insertions, 7 deletions
diff --git a/drivers/media/video/gspca/stv06xx/stv06xx.c b/drivers/media/video/gspca/stv06xx/stv06xx.c
index e573c340632..0da8e0de045 100644
--- a/drivers/media/video/gspca/stv06xx/stv06xx.c
+++ b/drivers/media/video/gspca/stv06xx/stv06xx.c
@@ -92,11 +92,10 @@ static int stv06xx_write_sensor_finish(struct sd *sd)
{
int err = 0;
- if (IS_850(sd)) {
+ if (sd->bridge == BRIDGE_STV610) {
struct usb_device *udev = sd->gspca_dev.dev;
__u8 *buf = sd->gspca_dev.usb_buf;
- /* Quickam Web needs an extra packet */
buf[0] = 0;
err = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
0x04, 0x40, 0x1704, 0, buf, 1,
@@ -253,7 +252,7 @@ static int stv06xx_init(struct gspca_dev *gspca_dev)
err = sd->sensor->init(sd);
- if (dump_sensor)
+ if (dump_sensor && sd->sensor->dump)
sd->sensor->dump(sd);
return (err < 0) ? err : 0;
@@ -318,6 +317,8 @@ static void stv06xx_pkt_scan(struct gspca_dev *gspca_dev,
__u8 *data, /* isoc packet */
int len) /* iso packet length */
{
+ struct sd *sd = (struct sd *) gspca_dev;
+
PDEBUG(D_PACK, "Packet of length %d arrived", len);
/* A packet may contain several frames
@@ -343,14 +344,29 @@ static void stv06xx_pkt_scan(struct gspca_dev *gspca_dev,
if (len < chunk_len) {
PDEBUG(D_ERR, "URB packet length is smaller"
" than the specified chunk length");
+ gspca_dev->last_packet_type = DISCARD_PACKET;
return;
}
+ /* First byte seem to be 02=data 2nd byte is unknown??? */
+ if (sd->bridge == BRIDGE_ST6422 && (id & 0xFF00) == 0x0200)
+ goto frame_data;
+
switch (id) {
case 0x0200:
case 0x4200:
+frame_data:
PDEBUG(D_PACK, "Frame data packet detected");
+ if (sd->to_skip) {
+ int skip = (sd->to_skip < chunk_len) ?
+ sd->to_skip : chunk_len;
+ data += skip;
+ len -= skip;
+ chunk_len -= skip;
+ sd->to_skip -= skip;
+ }
+
gspca_frame_add(gspca_dev, INTER_PACKET, frame,
data, chunk_len);
break;
@@ -365,6 +381,9 @@ static void stv06xx_pkt_scan(struct gspca_dev *gspca_dev,
gspca_frame_add(gspca_dev, FIRST_PACKET,
frame, data, 0);
+ if (sd->bridge == BRIDGE_ST6422)
+ sd->to_skip = gspca_dev->width * 4;
+
if (chunk_len)
PDEBUG(D_ERR, "Chunk length is "
"non-zero on a SOF");
@@ -395,8 +414,12 @@ static void stv06xx_pkt_scan(struct gspca_dev *gspca_dev,
/* Unknown chunk with 2 bytes of data,
occurs 2-3 times per USB interrupt */
break;
+ case 0x42ff:
+ PDEBUG(D_PACK, "Chunk 0x42ff detected");
+ /* Special chunk seen sometimes on the ST6422 */
+ break;
default:
- PDEBUG(D_PACK, "Unknown chunk %d detected", id);
+ PDEBUG(D_PACK, "Unknown chunk 0x%04x detected", id);
/* Unknown chunk */
}
data += chunk_len;
@@ -428,11 +451,16 @@ static int stv06xx_config(struct gspca_dev *gspca_dev,
cam = &gspca_dev->cam;
sd->desc = sd_desc;
+ sd->bridge = id->driver_info;
gspca_dev->sd_desc = &sd->desc;
if (dump_bridge)
stv06xx_dump_bridge(sd);
+ sd->sensor = &stv06xx_sensor_st6422;
+ if (!sd->sensor->probe(sd))
+ return 0;
+
sd->sensor = &stv06xx_sensor_vv6410;
if (!sd->sensor->probe(sd))
return 0;
@@ -457,9 +485,20 @@ static int stv06xx_config(struct gspca_dev *gspca_dev,
/* -- module initialisation -- */
static const __devinitdata struct usb_device_id device_table[] = {
- {USB_DEVICE(0x046d, 0x0840)}, /* QuickCam Express */
- {USB_DEVICE(0x046d, 0x0850)}, /* LEGO cam / QuickCam Web */
- {USB_DEVICE(0x046d, 0x0870)}, /* Dexxa WebCam USB */
+ /* QuickCam Express */
+ {USB_DEVICE(0x046d, 0x0840), .driver_info = BRIDGE_STV600 },
+ /* LEGO cam / QuickCam Web */
+ {USB_DEVICE(0x046d, 0x0850), .driver_info = BRIDGE_STV610 },
+ /* Dexxa WebCam USB */
+ {USB_DEVICE(0x046d, 0x0870), .driver_info = BRIDGE_STV602 },
+ /* QuickCam Messenger */
+ {USB_DEVICE(0x046D, 0x08F0), .driver_info = BRIDGE_ST6422 },
+ /* QuickCam Communicate */
+ {USB_DEVICE(0x046D, 0x08F5), .driver_info = BRIDGE_ST6422 },
+ /* QuickCam Messenger (new) */
+ {USB_DEVICE(0x046D, 0x08F6), .driver_info = BRIDGE_ST6422 },
+ /* QuickCam Messenger (new) */
+ {USB_DEVICE(0x046D, 0x08DA), .driver_info = BRIDGE_ST6422 },
{}
};
MODULE_DEVICE_TABLE(usb, device_table);