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| author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2014-03-26 00:01:44 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2015-04-03 00:44:36 -0300 |
| commit | 5a5394be30dd9725351cdd0f923c1e374dc140cc (patch) | |
| tree | 6d00ce07213cc634446f6a33abf71e3187e82231 /include/media/media-entity.h | |
| parent | 08569d6477d76e2fc8fdd41cfb0ce02f59333c69 (diff) | |
| download | linux-5a5394be30dd9725351cdd0f923c1e374dc140cc.tar.bz2 | |
[media] media: entity: Document the media_entity_ops structure
Currently, there's no documentation for the structure. Add a
kernel-doc nano documentation to it.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'include/media/media-entity.h')
| -rw-r--r-- | include/media/media-entity.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/media/media-entity.h b/include/media/media-entity.h index d6d74bcfe183..0c003d817493 100644 --- a/include/media/media-entity.h +++ b/include/media/media-entity.h @@ -44,6 +44,15 @@ struct media_pad { unsigned long flags; /* Pad flags (MEDIA_PAD_FL_*) */ }; +/** + * struct media_entity_operations - Media entity operations + * @link_setup: Notify the entity of link changes. The operation can + * return an error, in which case link setup will be + * cancelled. Optional. + * @link_validate: Return whether a link is valid from the entity point of + * view. The media_entity_pipeline_start() function + * validates all links by calling this operation. Optional. + */ struct media_entity_operations { int (*link_setup)(struct media_entity *entity, const struct media_pad *local, |