Hi Arun,
Just 2 small nits.
On 7 May 2014 17:00, Arun Kumar K <arun...@samsung.com> wrote:
> MFCv6 encoder needs specific minimum number of buffers to
> be queued in the CAPTURE plane. This minimum number will
> be known only when the sequence header is generated.
> So we used to allow STREAMON on the CAPTURE plane only after
> sequence header is generated and checked with the minimum
> buffer requirement.
>
> But this causes a problem that we call a vb2_buffer_done
> for the sequence header buffer before doing a STREAON on the
> CAPTURE plane. This used to still work fine until this patch
> was merged b3379c6201bb3555298cdbf0aa004af260f2a6a4.
Please provide the patch title too along with commit ID
(first 12 characters of ID is enough).
>
> This problem should also come in earlier MFC firmware versions
> if the application calls STREAMON on CAPTURE with some delay
> after doing STREAMON on OUTPUT.
>
> So this patch keeps the header buffer until the other frame
> buffers are ready and dequeues it just before the first frame
> is ready.
>
> Signed-off-by: Arun Kumar K <arun...@samsung.com>
> ---
> drivers/media/platform/s5p-mfc/s5p_mfc_common.h | 2 ++
> drivers/media/platform/s5p-mfc/s5p_mfc_enc.c | 6 +++++-
> 2 files changed, 7 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_common.h
> b/drivers/media/platform/s5p-mfc/s5p_mfc_common.h
> index d64b680..4fd1034 100644
> --- a/drivers/media/platform/s5p-mfc/s5p_mfc_common.h
> +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_common.h
> @@ -523,6 +523,7 @@ struct s5p_mfc_codec_ops {
> * @output_state: state of the output buffers queue
> * @src_bufs: information on allocated source buffers
> * @dst_bufs: information on allocated destination buffers
> + * @header_mb: buf pointer of the encoded sequence header
s/buf/buffer
--
With warm regards,
Sachin
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