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Subject: Re: [PATCH] media: s5p-mfc: set V4L2_BUF_FLAG_LAST flag on final
 buffer
To:     Andriy Gelman <andriy.gelman@gmail.com>
Cc:     Kyungmin Park <kyungmin.park@samsung.com>,
        Kamil Debski <kamil@wypas.org>,
        Jeongtae Park <jtp.park@samsung.com>,
        Andrzej Hajda <a.hajda@samsung.com>,
        Mauro Carvalho Chehab <mchehab@kernel.org>,
        linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org,
        linux-kernel@vger.kernel.org,
        Sylwester Nawrocki <s.nawrocki@samsung.com>,
        Tomasz Figa <tfiga@chromium.org>,
        Nicolas Dufresne <nicolas@ndufresne.ca>
References: <20200502194052.485-1-andriy.gelman@gmail.com>
From:   Hans Verkuil <hverkuil@xs4all.nl>
Message-ID: <0210ef98-b075-322d-dc3a-adf3dccd3a92@xs4all.nl>
Date:   Thu, 17 Sep 2020 10:48:23 +0200
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Added Sylwester and Tomasz.

I'd like to have an Ack of a driver maintainer before merging.

Regards,

	Hans

On 02/05/2020 21:40, Andriy Gelman wrote:
> From: Andriy Gelman <andriy.gelman@gmail.com>
> 
> As per V4L2 api, the final buffer should set V4L2_BUF_FLAG_LAST flag.
> 
> Signed-off-by: Andriy Gelman <andriy.gelman@gmail.com>
> ---
>  drivers/media/platform/s5p-mfc/s5p_mfc.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc.c b/drivers/media/platform/s5p-mfc/s5p_mfc.c
> index 5c2a23b953a4..b3d9b3a523fe 100644
> --- a/drivers/media/platform/s5p-mfc/s5p_mfc.c
> +++ b/drivers/media/platform/s5p-mfc/s5p_mfc.c
> @@ -614,6 +614,7 @@ static void s5p_mfc_handle_stream_complete(struct s5p_mfc_ctx *ctx)
>  		list_del(&mb_entry->list);
>  		ctx->dst_queue_cnt--;
>  		vb2_set_plane_payload(&mb_entry->b->vb2_buf, 0, 0);
> +		mb_entry->b->flags |= V4L2_BUF_FLAG_LAST;
>  		vb2_buffer_done(&mb_entry->b->vb2_buf, VB2_BUF_STATE_DONE);
>  	}
>  
>