media: media-request: add media_request_get_by_fd

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Add media_request_get_by_fd() to find a request based on the file
descriptor.

The caller has to call media_request_put() for the returned
request since this function increments the refcount.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

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Hans Verkuil 2018-05-21 04:54:28 -04:00 • committed by Mauro Carvalho Chehab

parent 496f6f4d8a

commit be9d6d4b0b

1 changed files with 24 additions and 0 deletions

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include/media/media-request.h

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