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| author | Hans Verkuil <hans.verkuil@cisco.com> | 2018-05-21 04:54:51 -0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2018-08-31 11:20:10 -0400 |
| commit | c07aa48ec57eca649e987e8f19a336d4373b8da6 (patch) | |
| tree | b663c201f8732e4911fe11e35379ce58de848793 /include/media | |
| parent | 394dc588809158826e2877adb670391829f91c63 (diff) | |
| download | linux-c07aa48ec57eca649e987e8f19a336d4373b8da6.tar.bz2 | |
media: videobuf2-core: add request helper functions
Add a new helper function to tell if a request object is a buffer.
Add a new helper function that returns true if a media_request
contains at least one buffer.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Reviewed-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Diffstat (limited to 'include/media')
| -rw-r--r-- | include/media/videobuf2-core.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/include/media/videobuf2-core.h b/include/media/videobuf2-core.h index 957b11c675cb..a9f2a7eae49a 100644 --- a/include/media/videobuf2-core.h +++ b/include/media/videobuf2-core.h @@ -1172,4 +1172,19 @@ bool vb2_buffer_in_use(struct vb2_queue *q, struct vb2_buffer *vb); */ int vb2_verify_memory_type(struct vb2_queue *q, enum vb2_memory memory, unsigned int type); + +/** + * vb2_request_object_is_buffer() - return true if the object is a buffer + * + * @obj: the request object. + */ +bool vb2_request_object_is_buffer(struct media_request_object *obj); + +/** + * vb2_request_has_buffers() - return true if the request contains buffers + * + * @req: the request. + */ +bool vb2_request_has_buffers(struct media_request *req); + #endif /* _MEDIA_VIDEOBUF2_CORE_H */ |