]> git.baikalelectronics.ru Git - kernel.git/commitdiff
media: uvcvideo: Fix InterfaceProtocol for Quanta camera
authorRicardo Ribalda <ribalda@chromium.org>
Mon, 22 Aug 2022 13:17:54 +0000 (15:17 +0200)
committerMauro Carvalho Chehab <mchehab@kernel.org>
Wed, 31 Aug 2022 08:19:47 +0000 (10:19 +0200)
The Quanta 0408:4034 camera implements UVC 1.5, and thus sets
bInterfaceProtocol to UVC_PC_PROTOCOL_15. Commit f769e336de94 ("media:
uvcvideo: Limit power line control for Quanta cameras") added a quirk
for the device that incorrectly specified the UVC 1.0 protocol,
rendering the quirk inoperative. Fix it.

Link: https://lore.kernel.org/linux-media/20220822131754.102393-1-ribalda@chromium.org
Fixes: f769e336de94 ("media: uvcvideo: Limit power line control for Quanta cameras")
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
drivers/media/usb/uvc/uvc_driver.c

index 9c05776f11d1f09ce7d0e9706c15e62cc7835faa..d509a4a2f08e983a335d69e101d727a8179ab48e 100644 (file)
@@ -2740,7 +2740,7 @@ static const struct usb_device_id uvc_ids[] = {
          .idProduct            = 0x4034,
          .bInterfaceClass      = USB_CLASS_VIDEO,
          .bInterfaceSubClass   = 1,
-         .bInterfaceProtocol   = 0,
+         .bInterfaceProtocol   = UVC_PC_PROTOCOL_15,
          .driver_info          = (kernel_ulong_t)&uvc_ctrl_power_line_limited },
        /* LogiLink Wireless Webcam */
        { .match_flags          = USB_DEVICE_ID_MATCH_DEVICE