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From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
To: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>
Cc: linux-media@vger.kernel.org, kernel@collabora.com,
	hverkuil@xs4all.nl, dafna3@gmail.com,
	sakari.ailus@linux.intel.com, mchehab@kernel.org
Subject: Re: [PATCH 1/2] media: replace setting of bytesused with vb2_set_plane_payload
Date: Wed, 10 Nov 2021 16:45:44 +0200	[thread overview]
Message-ID: <YYvbGL3b9celkMId@pendragon.ideasonboard.com> (raw)
In-Reply-To: <20211108193933.20369-2-dafna.hirschfeld@collabora.com>

Hi Dafna,

Thank you for the patch.

On Mon, Nov 08, 2021 at 09:39:32PM +0200, Dafna Hirschfeld wrote:
> In many places the bytesused field of struct vb2_buffer is set
> directly. Replace that with the function call
> vb2_set_plane_payload
> 
> Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>

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

> ---
>  drivers/media/platform/allegro-dvt/allegro-core.c  |  2 +-
>  drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c | 10 +++++-----
>  drivers/media/test-drivers/vicodec/vicodec-core.c  |  2 +-
>  drivers/media/usb/go7007/go7007-driver.c           |  2 +-
>  drivers/staging/media/meson/vdec/vdec_helpers.c    | 10 +++++-----
>  5 files changed, 13 insertions(+), 13 deletions(-)
> 
> diff --git a/drivers/media/platform/allegro-dvt/allegro-core.c b/drivers/media/platform/allegro-dvt/allegro-core.c
> index c8156da33043..4a3d06c70e34 100644
> --- a/drivers/media/platform/allegro-dvt/allegro-core.c
> +++ b/drivers/media/platform/allegro-dvt/allegro-core.c
> @@ -2815,7 +2815,7 @@ static void allegro_buf_queue(struct vb2_buffer *vb)
>  		unsigned int i;
>  
>  		for (i = 0; i < vb->num_planes; i++)
> -			vb->planes[i].bytesused = 0;
> +			vb2_set_plane_payload(vb, i, 0);
>  
>  		vbuf->field = V4L2_FIELD_NONE;
>  		vbuf->sequence = channel->csequence++;
> diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
> index 7457451ebff0..3a8d19243d41 100644
> --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
> +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
> @@ -959,7 +959,7 @@ static void vb2ops_venc_stop_streaming(struct vb2_queue *q)
>  
>  	if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
>  		while ((dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx))) {
> -			dst_buf->vb2_buf.planes[0].bytesused = 0;
> +			vb2_set_plane_payload(&dst_buf->vb2_buf, 0, 0);
>  			v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_ERROR);
>  		}
>  		/* STREAMOFF on the CAPTURE queue completes any ongoing flush */
> @@ -1068,7 +1068,7 @@ static int mtk_venc_encode_header(void *priv)
>  			NULL, &bs_buf, &enc_result);
>  
>  	if (ret) {
> -		dst_buf->vb2_buf.planes[0].bytesused = 0;
> +		vb2_set_plane_payload(&dst_buf->vb2_buf, 0, 0);
>  		ctx->state = MTK_STATE_ABORT;
>  		v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_ERROR);
>  		mtk_v4l2_err("venc_if_encode failed=%d", ret);
> @@ -1083,7 +1083,7 @@ static int mtk_venc_encode_header(void *priv)
>  	}
>  
>  	ctx->state = MTK_STATE_HEADER;
> -	dst_buf->vb2_buf.planes[0].bytesused = enc_result.bs_size;
> +	vb2_set_plane_payload(&dst_buf->vb2_buf, 0, enc_result.bs_size);
>  	v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_DONE);
>  
>  	return 0;
> @@ -1232,12 +1232,12 @@ static void mtk_venc_worker(struct work_struct *work)
>  
>  	if (ret) {
>  		v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_ERROR);
> -		dst_buf->vb2_buf.planes[0].bytesused = 0;
> +		vb2_set_plane_payload(&dst_buf->vb2_buf, 0, 0);
>  		v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_ERROR);
>  		mtk_v4l2_err("venc_if_encode failed=%d", ret);
>  	} else {
>  		v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_DONE);
> -		dst_buf->vb2_buf.planes[0].bytesused = enc_result.bs_size;
> +		vb2_set_plane_payload(&dst_buf->vb2_buf, 0, enc_result.bs_size);
>  		v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_DONE);
>  		mtk_v4l2_debug(2, "venc_if_encode bs size=%d",
>  				 enc_result.bs_size);
> diff --git a/drivers/media/test-drivers/vicodec/vicodec-core.c b/drivers/media/test-drivers/vicodec/vicodec-core.c
> index 33f1c893c1b6..be43f7d32df9 100644
> --- a/drivers/media/test-drivers/vicodec/vicodec-core.c
> +++ b/drivers/media/test-drivers/vicodec/vicodec-core.c
> @@ -1443,7 +1443,7 @@ static void vicodec_buf_queue(struct vb2_buffer *vb)
>  		unsigned int i;
>  
>  		for (i = 0; i < vb->num_planes; i++)
> -			vb->planes[i].bytesused = 0;
> +			vb2_set_plane_payload(vb, i, 0);
>  
>  		vbuf->field = V4L2_FIELD_NONE;
>  		vbuf->sequence =
> diff --git a/drivers/media/usb/go7007/go7007-driver.c b/drivers/media/usb/go7007/go7007-driver.c
> index 6650eab913d8..0c24e2984304 100644
> --- a/drivers/media/usb/go7007/go7007-driver.c
> +++ b/drivers/media/usb/go7007/go7007-driver.c
> @@ -516,7 +516,7 @@ void go7007_parse_video_stream(struct go7007 *go, u8 *buf, int length)
>  		if (vb && vb->vb.vb2_buf.planes[0].bytesused >=
>  				GO7007_BUF_SIZE - 3) {
>  			v4l2_info(&go->v4l2_dev, "dropping oversized frame\n");
> -			vb->vb.vb2_buf.planes[0].bytesused = 0;
> +			vb2_set_plane_payload(&vb->vb.vb2_buf, 0, 0);
>  			vb->frame_offset = 0;
>  			vb->modet_active = 0;
>  			vb = go->active_buf = NULL;
> diff --git a/drivers/staging/media/meson/vdec/vdec_helpers.c b/drivers/staging/media/meson/vdec/vdec_helpers.c
> index b9125c295d1d..1ade7485d5a6 100644
> --- a/drivers/staging/media/meson/vdec/vdec_helpers.c
> +++ b/drivers/staging/media/meson/vdec/vdec_helpers.c
> @@ -276,13 +276,13 @@ static void dst_buf_done(struct amvdec_session *sess,
>  
>  	switch (sess->pixfmt_cap) {
>  	case V4L2_PIX_FMT_NV12M:
> -		vbuf->vb2_buf.planes[0].bytesused = output_size;
> -		vbuf->vb2_buf.planes[1].bytesused = output_size / 2;
> +		vb2_set_plane_payload(vbuf->vb2_buf, 0, output_size);
> +		vb2_set_plane_payload(vbuf->vb2_buf, 1, output_size / 2);
>  		break;
>  	case V4L2_PIX_FMT_YUV420M:
> -		vbuf->vb2_buf.planes[0].bytesused = output_size;
> -		vbuf->vb2_buf.planes[1].bytesused = output_size / 4;
> -		vbuf->vb2_buf.planes[2].bytesused = output_size / 4;
> +		vb2_set_plane_payload(vbuf->vb2_buf, 0, output_size);
> +		vb2_set_plane_payload(vbuf->vb2_buf, 1, output_size / 4);
> +		vb2_set_plane_payload(vbuf->vb2_buf, 2, output_size / 4);
>  		break;
>  	}
>  

-- 
Regards,

Laurent Pinchart

  reply	other threads:[~2021-11-10 14:46 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-11-08 19:39 [PATCH 0/2] media: videobuf2: make sure bytesused is smaller than the buffer size Dafna Hirschfeld
2021-11-08 19:39 ` [PATCH 1/2] media: replace setting of bytesused with vb2_set_plane_payload Dafna Hirschfeld
2021-11-10 14:45   ` Laurent Pinchart [this message]
2021-11-08 19:39 ` [PATCH 2/2] media: videobuf2: add WARN_ON if bytesused is bigger than buffer length Dafna Hirschfeld
2021-11-10  8:58   ` Hans Verkuil
2021-11-10 14:49     ` Laurent Pinchart
2021-11-10 15:04       ` Hans Verkuil

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