Re:Re: [PATCH] media: uvcvideo: Add quirk for Luxvisions RGB Camera (30c9:0122)

[任海 <rh_king@163.com>]

Hi Ricardo，
Thanks for your review. This is the original output of 'lsusb'
testing@fedora:~$ lsusb
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 002: ID 30c9:0122 Luxvisions Innotech Limited Integrated RGB Camera
Bus 003 Device 011: ID 06cb:00f9 Synaptics, Inc. 
Bus 003 Device 012: ID 17ef:62af Lenovo ThinkPad X13 Detachable Gen 1
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
在 2026-09-03 16:59:59，"Ricardo Ribalda" <ribalda@chromium.org> 写道：
Hi Kean

Could you provide the whole output of lsusb -v 30c9:0122

Thanks!

On Thu, 3 Sept 2026 at 10:58, Kean Ren <rh_king@163.com> wrote:
>
> The device binds cleanly but delivers no image data; USB autosuspend is
> suspending the streaming endpoint. Disable autosuspend for it.
>
> Issue found on Lenovo ThinkPad X13 (codename Zelda, Intel); confirmed
> working with this quirk.
>
> Tested-by: Kean Ren <rh_king@163.com>
> Signed-off-by: Kean Ren <rh_king@163.com>
> ---
>  drivers/media/usb/uvc/uvc_driver.c | 9 +++++++++
>  1 file changed, 9 insertions(+)
>
> diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c
> index e289cc71ba98..32bf353013a1 100644
> --- a/drivers/media/usb/uvc/uvc_driver.c
> +++ b/drivers/media/usb/uvc/uvc_driver.c
> @@ -3216,6 +3216,15 @@ static const struct usb_device_id uvc_ids[] = {
>           .bInterfaceSubClass   = 1,
>           .bInterfaceProtocol   = 0,
>           .driver_info          = UVC_INFO_META(V4L2_META_FMT_D4XX) },
> +       /* Luxvisions Innotech Integrated RGB Camera (Lenovo laptops) */
> +       { .match_flags          = USB_DEVICE_ID_MATCH_DEVICE
> +                               | USB_DEVICE_ID_MATCH_INT_INFO,
> +         .idVendor             = 0x30c9,
> +         .idProduct            = 0x0122,
> +         .bInterfaceClass      = USB_CLASS_VIDEO,
> +         .bInterfaceSubClass   = 1,
> +         .bInterfaceProtocol   = 0,
> +         .driver_info          = UVC_INFO_QUIRK(UVC_QUIRK_DISABLE_AUTOSUSPEND) },
>         /* Intel Realsense D435i depth camera */
>         { .match_flags          = USB_DEVICE_ID_MATCH_DEVICE
>                                 | USB_DEVICE_ID_MATCH_INT_INFO,
> --
> 2.40.0
>
>


-- 
Ricardo Ribalda