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

From: Peter Seiderer
Date: Tue Mar 13 2018 - 18:25:06 EST


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?

Regards,
Peter

>
> 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;
> >
>