On 16/03/2021 18:59, Ricardo Ribalda wrote:
> Use the device name for the card name instead of cap->card.
You mean: 'instead of vdev->name.' ?
>
> Suggested-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
> Signed-off-by: Ricardo Ribalda <ribalda@xxxxxxxxxxxx>
> ---
> drivers/media/usb/uvc/uvc_v4l2.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/media/usb/uvc/uvc_v4l2.c b/drivers/media/usb/uvc/uvc_v4l2.c
> index e956d833ed84..d780065f3716 100644
> --- a/drivers/media/usb/uvc/uvc_v4l2.c
> +++ b/drivers/media/usb/uvc/uvc_v4l2.c
> @@ -617,13 +617,12 @@ static int uvc_v4l2_release(struct file *file)
> static int uvc_ioctl_querycap(struct file *file, void *fh,
> struct v4l2_capability *cap)
> {
> - struct video_device *vdev = video_devdata(file);
> struct uvc_fh *handle = file->private_data;
> struct uvc_video_chain *chain = handle->chain;
> struct uvc_streaming *stream = handle->stream;
>
> strscpy(cap->driver, "uvcvideo", sizeof(cap->driver));
> - strscpy(cap->card, vdev->name, sizeof(cap->card));
> + strscpy(cap->card, handle->stream->dev->name, sizeof(cap->card));
I don't think this is right. I get this for the video node:
Card type : Integrated IR Camera: Integrate
and this for the corresponding metadata node:
Card type : Metadata 7
But they are the same device, so I expect the same text here.
Regards,
Hans
> usb_make_path(stream->dev->udev, cap->bus_info, sizeof(cap->bus_info));
> cap->capabilities = V4L2_CAP_DEVICE_CAPS | V4L2_CAP_STREAMING
> | chain->caps;
>
