]> git.ipfire.org Git - thirdparty/linux.git/commitdiff
media: uvcvideo: Force UVC version to 1.0a for 0408:4033
authorRicardo Ribalda <ribalda@chromium.org>
Tue, 24 Sep 2024 13:33:29 +0000 (13:33 +0000)
committerHans Verkuil <hverkuil-cisco@xs4all.nl>
Tue, 8 Oct 2024 14:04:44 +0000 (16:04 +0200)
The Quanta ACER HD User Facing camera reports a UVC 1.50 version, but
implements UVC 1.0a as shown by the UVC probe control being 26 bytes
long. Force the UVC version for that device.

Reported-by: Giuliano Lotta <giuliano.lotta@gmail.com>
Closes: https://lore.kernel.org/linux-media/fce4f906-d69b-417d-9f13-bf69fe5c81e3@koyu.space/
Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Link: https://lore.kernel.org/r/20240924-uvc-quanta-v1-1-2de023863767@chromium.org
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
drivers/media/usb/uvc/uvc_driver.c

index 6651c00dfb80490d616937cfaeca133f3d428177..f03879f8d407eb42607fdec79bf2db3c569534c9 100644 (file)
@@ -2433,6 +2433,17 @@ static const struct uvc_device_info uvc_quirk_force_y8 = {
  */
 static const struct usb_device_id uvc_ids[] = {
        /* Quanta ACER HD User Facing */
+       { .match_flags          = USB_DEVICE_ID_MATCH_DEVICE
+                               | USB_DEVICE_ID_MATCH_INT_INFO,
+         .idVendor             = 0x0408,
+         .idProduct            = 0x4033,
+         .bInterfaceClass      = USB_CLASS_VIDEO,
+         .bInterfaceSubClass   = 1,
+         .bInterfaceProtocol   = UVC_PC_PROTOCOL_15,
+         .driver_info          = (kernel_ulong_t)&(const struct uvc_device_info){
+               .uvc_version = 0x010a,
+         } },
+       /* Quanta ACER HD User Facing */
        { .match_flags          = USB_DEVICE_ID_MATCH_DEVICE
                                | USB_DEVICE_ID_MATCH_INT_INFO,
          .idVendor             = 0x0408,