Commit 9d0c23bf authored by Daniel Scally's avatar Daniel Scally Committed by Mauro Carvalho Chehab
Browse files

media: entity: Add link_type_name() helper 



Now we have three types of media link, printing the right name during
debug output is slightly more complicated. Add a helper function to
make it easier.

Reviewed-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: default avatarDaniel Scally <djrscally@gmail.com>
Reviewed-by: default avatarJean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com>
Signed-off-by: default avatarSakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@kernel.org>
parent 4e4dab4b

drivers/media/mc/mc-entity.c

+15 −3
Original line number Diff line number Diff line
@@ -44,6 +44,20 @@ static inline const char *intf_type(struct media_interface *intf) 
	}

};



static inline const char *link_type_name(struct media_link *link)

{

	switch (link->flags & MEDIA_LNK_FL_LINK_TYPE) {

	case MEDIA_LNK_FL_DATA_LINK:

		return "data";

	case MEDIA_LNK_FL_INTERFACE_LINK:

		return "interface";

	case MEDIA_LNK_FL_ANCILLARY_LINK:

		return "ancillary";

	default:

		return "unknown";

	}

}



__must_check int __media_entity_enum_init(struct media_entity_enum *ent_enum,

					  int idx_max)

{
@@ -89,9 +103,7 @@ static void dev_dbg_obj(const char *event_name, struct media_gobj *gobj) 


		dev_dbg(gobj->mdev->dev,

			"%s id %u: %s link id %u ==> id %u\n",

			event_name, media_id(gobj),

			media_type(link->gobj0) == MEDIA_GRAPH_PAD ?

				"data" : "interface",

			event_name, media_id(gobj), link_type_name(link),

			media_id(link->gobj0),

			media_id(link->gobj1));

		break;