Hi Kieran,
Thank you for the patch.
On Thursday 27 Oct 2016 15:01:23 Kieran Bingham wrote:
> This reverts commit 3299ba5c0b213be5d911752d40251c1abc1004f7.
>
> The DU output mode does not rely on frames being supplied on the WPF as
> its pipeline is supplied from DRM. For the upcoming WPF writeback
> functionality, we will choose to enable writeback mode if there is an
> output buffer, or disable it (leaving the existing display pipeline
> unharmed) otherwise.
>
> Signed-off-by: Kieran Bingham
Reviewed-by: Laurent Pinchart
and applied to my tree.
> ---
> drivers/media/platform/vsp1/vsp1_video.c | 11 ---
> 1 file changed, 11 deletions(-)
>
> diff --git a/drivers/media/platform/vsp1/vsp1_video.c
> b/drivers/media/platform/vsp1/vsp1_video.c index 94b428596c4f..f10401065cd3
> 100644
> --- a/drivers/media/platform/vsp1/vsp1_video.c
> +++ b/drivers/media/platform/vsp1/vsp1_video.c
> @@ -296,11 +296,6 @@ static struct v4l2_rect vsp1_video_partition(struct
> vsp1_pipeline *pipe, * This function completes the current buffer by
> filling its sequence number, * time stamp and payload size, and hands it
> back to the videobuf core. *
> - * When operating in DU output mode (deep pipeline to the DU through the
> LIF), - * the VSP1 needs to constantly supply frames to the display. In
> that case, if - * no other buffer is queued, reuse the one that has just
> been processed instead - * of handing it back to the videobuf core.
> - *
> * Return the next queued buffer or NULL if the queue is empty.
> */
> static struct vsp1_vb2_buffer *
> @@ -322,12 +317,6 @@ vsp1_video_complete_buffer(struct vsp1_video *video)
> done = list_first_entry(&video->irqqueue,
> struct vsp1_vb2_buffer, queue);
>
> - /* In DU output mode reuse the buffer if the list is singular. */
> - if (pipe->lif && list_is_singular(&video->irqqueue)) {
> - spin_unlock_irqrestore(&video->irqlock, flags);
> - return done;
> - }
> -
> list_del(&done->queue);
>
> if (!list_empty(&video->irqqueue))
--
Regards,
Laurent Pinchart
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