From 5a5394be30dd9725351cdd0f923c1e374dc140cc Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Wed, 26 Mar 2014 00:01:44 -0300 Subject: [PATCH] [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 Acked-by: Hans Verkuil Acked-by: Sakari Ailus Signed-off-by: Mauro Carvalho Chehab --- include/media/media-entity.h | 9 +++++++++ 1 file changed, 9 insertions(+) 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, -- 2.20.1