diff options
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/usb/uvc/uvc_driver.c | 25 | ||||
| -rw-r--r-- | drivers/media/usb/uvc/uvcvideo.h | 1 |
2 files changed, 26 insertions, 0 deletions
diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c index 2b688cc39bb8..99883550375e 100644 --- a/drivers/media/usb/uvc/uvc_driver.c +++ b/drivers/media/usb/uvc/uvc_driver.c @@ -497,6 +497,22 @@ static int uvc_parse_format(struct uvc_device *dev, } } + /* Some devices report bpp that doesn't match the format. */ + if (dev->quirks & UVC_QUIRK_FORCE_BPP) { + const struct v4l2_format_info *info = + v4l2_format_info(format->fcc); + + if (info) { + unsigned int div = info->hdiv * info->vdiv; + + n = info->bpp[0] * div; + for (i = 1; i < info->comp_planes; i++) + n += info->bpp[i]; + + format->bpp = DIV_ROUND_UP(8 * n, div); + } + } + if (buffer[2] == UVC_VS_FORMAT_UNCOMPRESSED) { ftype = UVC_VS_FRAME_UNCOMPRESSED; } else { @@ -2874,6 +2890,15 @@ static const struct usb_device_id uvc_ids[] = { .bInterfaceSubClass = 1, .bInterfaceProtocol = 0, .driver_info = (kernel_ulong_t)&uvc_quirk_force_y8 }, + /* GEO Semiconductor GC6500 */ + { .match_flags = USB_DEVICE_ID_MATCH_DEVICE + | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x29fe, + .idProduct = 0x4d53, + .bInterfaceClass = USB_CLASS_VIDEO, + .bInterfaceSubClass = 1, + .bInterfaceProtocol = 0, + .driver_info = UVC_INFO_QUIRK(UVC_QUIRK_FORCE_BPP) }, /* Intel RealSense D4M */ { .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, diff --git a/drivers/media/usb/uvc/uvcvideo.h b/drivers/media/usb/uvc/uvcvideo.h index f773dc5d802c..6ab972c643e3 100644 --- a/drivers/media/usb/uvc/uvcvideo.h +++ b/drivers/media/usb/uvc/uvcvideo.h @@ -198,6 +198,7 @@ #define UVC_QUIRK_RESTRICT_FRAME_RATE 0x00000200 #define UVC_QUIRK_RESTORE_CTRLS_ON_INIT 0x00000400 #define UVC_QUIRK_FORCE_Y8 0x00000800 +#define UVC_QUIRK_FORCE_BPP 0x00001000 /* Format flags */ #define UVC_FMT_FLAG_COMPRESSED 0x00000001 |