[media] media: remove media entity .parent field

Now that the struct media_entity .parent field is unused, it can be
safely removed. Since all the previous users were converted to use
the .mdev field from the embedded struct media_gobj instead.

Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

diff --git a/include/media/media-entity.h b/include/media/media-entity.h
index ad9e16e..a493dd9 100644 (file)
--- a/include/media/media-entity.h
+++ b/include/media/media-entity.h
@@ -103,7 +103,6 @@ struct media_entity_operations {
 struct media_entity {
        struct media_gobj graph_obj;
        struct list_head list;
-       struct media_device *parent;    /* Media device this entity belongs to*/
        const char *name;               /* Entity name */
        u32 type;                       /* Entity type (MEDIA_ENT_T_*) */
        u32 revision;                   /* Entity revision, driver specific */