On 09/06/2014 05:26 PM, Lad, Prabhakar wrote:
> this patch adds a helper to get the status if start_streaming()
> was called successfully.
Nice! I've had the same idea for quite some time now, but for some reason
I never got around to actually adding it.
Hans
>
> Signed-off-by: Lad, Prabhakar <prabhakar.csengg@xxxxxxxxx>
> Cc: Pawel Osciak <pawel@xxxxxxxxxx>
> Cc: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
> Cc: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
> Cc: Hans Verkuil <hans.verkuil@xxxxxxxxx>
> ---
> include/media/videobuf2-core.h | 9 +++++++++
> 1 file changed, 9 insertions(+)
>
> diff --git a/include/media/videobuf2-core.h b/include/media/videobuf2-core.h
> index 5a10d8d..b3c9973 100644
> --- a/include/media/videobuf2-core.h
> +++ b/include/media/videobuf2-core.h
> @@ -590,6 +590,15 @@ vb2_plane_size(struct vb2_buffer *vb, unsigned int plane_no)
> return 0;
> }
>
> +/**
> + * vb2_start_streaming_called() - return streaming status of driver
> + * @q: videobuf queue
> + */
> +static inline bool vb2_start_streaming_called(struct vb2_queue *q)
> +{
> + return q->start_streaming_called;
> +}
> +
> /*
> * The following functions are not part of the vb2 core API, but are simple
> * helper functions that you can use in your struct v4l2_file_operations,
>
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