Re: [PATCH 3/5] media: videobuf2-core.h: add a helper to get status of start_streaming()
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
> Cc: Pawel Osciak
> Cc: Marek Szyprowski
> Cc: Kyungmin Park
> Cc: Hans Verkuil
> ---
> 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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Re: [PATCH 3/5] media: videobuf2-core.h: add a helper to get status of start_streaming()
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.cse...@gmail.com
Cc: Pawel Osciak pa...@osciak.com
Cc: Marek Szyprowski m.szyprow...@samsung.com
Cc: Kyungmin Park kyungmin.p...@samsung.com
Cc: Hans Verkuil hans.verk...@cisco.com
---
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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[PATCH 3/5] media: videobuf2-core.h: add a helper to get status of start_streaming()
this patch adds a helper to get the status if start_streaming()
was called successfully.
Signed-off-by: Lad, Prabhakar
Cc: Pawel Osciak
Cc: Marek Szyprowski
Cc: Kyungmin Park
Cc: Hans Verkuil
---
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,
--
1.9.1
--
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Please read the FAQ at http://www.tux.org/lkml/
[PATCH 3/5] media: videobuf2-core.h: add a helper to get status of start_streaming()
this patch adds a helper to get the status if start_streaming()
was called successfully.
Signed-off-by: Lad, Prabhakar prabhakar.cse...@gmail.com
Cc: Pawel Osciak pa...@osciak.com
Cc: Marek Szyprowski m.szyprow...@samsung.com
Cc: Kyungmin Park kyungmin.p...@samsung.com
Cc: Hans Verkuil hans.verk...@cisco.com
---
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,
--
1.9.1
--
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