linux-kernel - Re: [PATCH] media: venus: add support for USERPTR to queue

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Date:   Thu, 1 Nov 2018 14:38:04 +0200
From:   Stanimir Varbanov <stanimir.varbanov@...aro.org>
To:     Malathi Gottam <mgottam@...eaurora.org>,
        stanimir.varbanov@...aro.org, hverkuil@...all.nl,
        mchehab@...nel.org
Cc:     linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, acourbot@...omium.org,
        vgarodia@...eaurora.org
Subject: Re: [PATCH] media: venus: add support for USERPTR to queue

Hi Malathi,

Thanks for the patch!

On 10/9/18 10:52 AM, Malathi Gottam wrote:
> Add USERPTR to queue access methods by adding this
> support to io_modes on both the planes.
> 
> Signed-off-by: Malathi Gottam <mgottam@...eaurora.org>
> ---
>  drivers/media/platform/qcom/venus/venc.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/media/platform/qcom/venus/venc.c b/drivers/media/platform/qcom/venus/venc.c
> index 754c19a..b86994c 100644
> --- a/drivers/media/platform/qcom/venus/venc.c
> +++ b/drivers/media/platform/qcom/venus/venc.c
> @@ -1096,7 +1096,7 @@ static int m2m_queue_init(void *priv, struct vb2_queue *src_vq,
>  	int ret;
>  
>  	src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE;
> -	src_vq->io_modes = VB2_MMAP | VB2_DMABUF;
> +	src_vq->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF;
>  	src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
>  	src_vq->ops = &venc_vb2_ops;
>  	src_vq->mem_ops = &vb2_dma_sg_memops;
> @@ -1112,7 +1112,7 @@ static int m2m_queue_init(void *priv, struct vb2_queue *src_vq,
>  		return ret;
>  
>  	dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
> -	dst_vq->io_modes = VB2_MMAP | VB2_DMABUF;
> +	dst_vq->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF;
>  	dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
>  	dst_vq->ops = &venc_vb2_ops;
>  	dst_vq->mem_ops = &vb2_dma_sg_memops;
> 

Acked-by: Stanimir Varbanov <stanimir.varbanov@...aro.org>

-- 
regards,
Stan