[PATCH] media: mediatek: vcodec: fix v4l2 compliance decoder cmd test fail

[AngeloGioacchino Del Regno]

Il 01/04/22 05:04, Yunfei Dong ha scritto:
> Will return -EINVAL using standard framework api when test stateless
> decoder with cmd VIDIOC_(TRY)DECODER_CMD.
> 
> Using another return value to adjust v4l2 compliance test for user
> driver(GStreamer/Chrome) won't use decode cmd.
> 
> Signed-off-by: Yunfei Dong <yunfei.dong at mediatek.com>

Hello Yunfei,

this patch is a fix.. hence, this needs an appropriate Fixes: tag.
Please add one.

Thanks,
Angelo

> ---
>   drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec.c | 3 +--
>   1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec.c b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec.c
> index 3859e4c651c6..69b0e797d342 100644
> --- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec.c
> +++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec.c
> @@ -51,8 +51,7 @@ static int vidioc_try_decoder_cmd(struct file *file, void *priv,
>   
>   	/* Use M2M stateless helper if relevant */
>   	if (ctx->dev->vdec_pdata->uses_stateless_api)
> -		return v4l2_m2m_ioctl_stateless_try_decoder_cmd(file, priv,
> -								cmd);
> +		return -ENOTTY;
>   	else
>   		return v4l2_m2m_ioctl_try_decoder_cmd(file, priv, cmd);
>   }