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authorRicardo Ribalda <ribalda@chromium.org>2024-09-24 13:33:29 +0000
committerHans Verkuil <hverkuil-cisco@xs4all.nl>2024-10-08 16:04:44 +0200
commitc9df99302fff53b6007666136b9f43fbac7ee3d8 (patch)
treef00e59abc548c7bf761d3c4a96b08db6de717997 /drivers/media/usb
parentb2ec92bb5605452d539a7aa1e42345b95acd8583 (diff)
media: uvcvideo: Force UVC version to 1.0a for 0408:4033
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>
Diffstat (limited to 'drivers/media/usb')
-rw-r--r--drivers/media/usb/uvc/uvc_driver.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c
index 6651c00dfb80..f03879f8d407 100644
--- a/drivers/media/usb/uvc/uvc_driver.c
+++ b/drivers/media/usb/uvc/uvc_driver.c
@@ -2436,6 +2436,17 @@ static const struct usb_device_id uvc_ids[] = {
{ .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,
.idProduct = 0x4035,
.bInterfaceClass = USB_CLASS_VIDEO,
.bInterfaceSubClass = 1,