[PATCH v2 11/18] media: mtk-vcodec: venc support MIN_OUTPUT_BUFFERS control

[Tiffany Lin]

On Fri, 2020-06-26 at 17:04 +0900, Alexandre Courbot wrote:
> This control is required by v4l2-compliance for encoders. A value of 1
> should be suitable for all scenarios.
> 
Acked-by: Tiffany Lin <tiffany.lin at mediatek.com>

> Signed-off-by: Alexandre Courbot <acourbot at chromium.org>
> ---
>  drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
> index f2ba19c32400..f833aee4a06f 100644
> --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
> +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
> @@ -1206,6 +1206,8 @@ int mtk_vcodec_enc_ctrls_setup(struct mtk_vcodec_ctx *ctx)
>  
>  	v4l2_ctrl_handler_init(handler, MTK_MAX_CTRLS_HINT);
>  
> +	v4l2_ctrl_new_std(handler, ops, V4L2_CID_MIN_BUFFERS_FOR_OUTPUT,
> +			  1, 1, 1, 1);
>  	v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_BITRATE,
>  			  ctx->dev->venc_pdata->min_bitrate,
>  			  ctx->dev->venc_pdata->max_bitrate, 1, 4000000);