Re: [PATCH 1/1] x86: Fix reading the current exposure value of UVC

[Шокуров Антон]

Hello!

Have you received my patch? When will it be included in the kernel?

Thanks!

19.10.2015, 00:02, "Anton V. Shokurov" <shokurov.anton.v@xxxxxxxxx>:
> V4L2_CID_EXPOSURE_ABSOLUTE property does not return an updated value when
> autoexposure (V4L2_CID_EXPOSURE_AUTO) is turned on. This patch fixes this
> issue by adding the UVC_CTRL_FLAG_AUTO_UPDATE flag.
>
> Tested on a C920 camera.
>
> Signed-off-by: Anton V. Shokurov <shokurov.anton.v@xxxxxxxxx>
> ---
>  drivers/media/usb/uvc/uvc_ctrl.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/media/usb/uvc/uvc_ctrl.c b/drivers/media/usb/uvc/uvc_ctrl.c
> index 3e59b28..c2ee6e3 100644
> --- a/drivers/media/usb/uvc/uvc_ctrl.c
> +++ b/drivers/media/usb/uvc/uvc_ctrl.c
> @@ -227,7 +227,8 @@ static struct uvc_control_info uvc_ctrls[] = {
>                  .size = 4,
>                  .flags = UVC_CTRL_FLAG_SET_CUR
>                                  | UVC_CTRL_FLAG_GET_RANGE
> - | UVC_CTRL_FLAG_RESTORE,
> + | UVC_CTRL_FLAG_RESTORE
> + | UVC_CTRL_FLAG_AUTO_UPDATE,
>          },
>          {
>                  .entity = UVC_GUID_UVC_CAMERA,
> --
> 2.6.0
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