Re: [PATCH] media: staging/imx: fill vb2_v4l2_buffer sequence entry

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On 03/13/2018 03:24 PM, Peter Seiderer wrote:
Hello Steve,

On Tue, 13 Mar 2018 15:03:07 -0700, Steve Longerbeam <slongerbeam@xxxxxxxxx> wrote:

Hi Peter,

Thanks for the patch.

This needs to be done in imx-ic-prpencvf.c as well, see
prp_vb2_buf_done().
Ahh, I see...., would you prefer an follow up patch or
an v2 patch doing the changes on mx-media-csi.c and
imx-ic-prpencvf.c at once?

Hi Peter, a v2 patch would be fine.

Steve


On 03/13/2018 01:00 PM, Peter Seiderer wrote:
Signed-off-by: Peter Seiderer <ps.report@xxxxxxx>
---
   drivers/staging/media/imx/imx-media-csi.c | 5 +++++
   1 file changed, 5 insertions(+)

diff --git a/drivers/staging/media/imx/imx-media-csi.c b/drivers/staging/media/imx/imx-media-csi.c
index 5a195f80a24d..3a6a645b9dce 100644
--- a/drivers/staging/media/imx/imx-media-csi.c
+++ b/drivers/staging/media/imx/imx-media-csi.c
@@ -111,6 +111,7 @@ struct csi_priv {
   	struct v4l2_ctrl_handler ctrl_hdlr;
int stream_count; /* streaming counter */
+	__u32 frame_sequence; /* frame sequence counter */
   	bool last_eof;   /* waiting for last EOF at stream off */
   	bool nfb4eof;    /* NFB4EOF encountered during streaming */
   	struct completion last_eof_comp;
@@ -234,8 +235,11 @@ static void csi_vb2_buf_done(struct csi_priv *priv)
   	struct vb2_buffer *vb;
   	dma_addr_t phys;
+ priv->frame_sequence++;
+
   	done = priv->active_vb2_buf[priv->ipu_buf_num];
   	if (done) {
+		done->vbuf.sequence = priv->frame_sequence;
   		vb = &done->vbuf.vb2_buf;
   		vb->timestamp = ktime_get_ns();
   		vb2_buffer_done(vb, priv->nfb4eof ?
@@ -543,6 +547,7 @@ static int csi_idmac_start(struct csi_priv *priv)
/* init EOF completion waitq */
   	init_completion(&priv->last_eof_comp);
+	priv->frame_sequence = 0;
   	priv->last_eof = false;
   	priv->nfb4eof = false;




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