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Date:   Thu, 10 Jun 2021 19:21:05 +0300
From:   Laurent Pinchart <laurent.pinchart@ideasonboard.com>
To:     Ricardo Ribalda <ribalda@chromium.org>
Cc:     Mauro Carvalho Chehab <mchehab@kernel.org>,
        Hans Verkuil <hverkuil-cisco@xs4all.nl>,
        Sergey Senozhatsky <sergey.senozhatsky@gmail.com>,
        linux-media@vger.kernel.org, linux-kernel@vger.kernel.org,
        tfiga@chromium.org
Subject: Re: [PATCH v9 03/22] media: uvcvideo: Do not check for
 V4L2_CTRL_WHICH_DEF_VAL
Message-ID: <YMI78auncmtxut4G@pendragon.ideasonboard.com>
References: <20210326095840.364424-1-ribalda@chromium.org>
 <20210326095840.364424-4-ribalda@chromium.org>
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In-Reply-To: <20210326095840.364424-4-ribalda@chromium.org>
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Hi Ricardo,

Thank you for the patch.

On Fri, Mar 26, 2021 at 10:58:21AM +0100, Ricardo Ribalda wrote:
> The framework already checks for us if V4L2_CTRL_WHICH_DEF_VAL is
> written.
> 
> Reviewed-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
> Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>

Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

> ---
>  drivers/media/usb/uvc/uvc_v4l2.c | 4 ----
>  1 file changed, 4 deletions(-)
> 
> diff --git a/drivers/media/usb/uvc/uvc_v4l2.c b/drivers/media/usb/uvc/uvc_v4l2.c
> index 252136cc885c..47b0e3224205 100644
> --- a/drivers/media/usb/uvc/uvc_v4l2.c
> +++ b/drivers/media/usb/uvc/uvc_v4l2.c
> @@ -1089,10 +1089,6 @@ static int uvc_ioctl_s_try_ext_ctrls(struct uvc_fh *handle,
>  	unsigned int i;
>  	int ret;
>  
> -	/* Default value cannot be changed */
> -	if (ctrls->which == V4L2_CTRL_WHICH_DEF_VAL)
> -		return -EINVAL;
> -
>  	ret = uvc_ctrl_begin(chain);
>  	if (ret < 0)
>  		return ret;

-- 
Regards,

Laurent Pinchart