25 #include <media/media-entity.h>
84 	struct media_entity *entity;  in find_entity()  local
89 	media_device_for_each_entity(entity, mdev) {  in find_entity()
90 		if (((media_entity_id(entity) == id) && !next) ||  in find_entity()
91 		    ((media_entity_id(entity) > id) && next)) {  in find_entity()
92 			return entity;  in find_entity()
122 	 * do the wrong thing if the entity function doesn't belong to  in media_device_enum_entities()
147 	upad->entity = media_entity_id(kpad->entity);  in media_device_kpad_to_upad()
155 	struct media_entity *entity;  in media_device_enum_links()  local
157 	entity = find_entity(mdev, links->entity);  in media_device_enum_links()
158 	if (entity == NULL)  in media_device_enum_links()
164 		for (p = 0; p < entity->num_pads; p++) {  in media_device_enum_links()
168 			media_device_kpad_to_upad(&entity->pads[p], &pad);  in media_device_enum_links()
178 		list_for_each_entry(link, &entity->links, list) {  in media_device_enum_links()
182 			if (link->source->entity != entity)  in media_device_enum_links()
211 	source = find_entity(mdev, linkd->source.entity);  in media_device_setup_link()
212 	sink = find_entity(mdev, linkd->sink.entity);  in media_device_setup_link()
239 	struct media_entity *entity;  in media_device_get_topology()  local
255 	media_device_for_each_entity(entity, mdev) {  in media_device_get_topology()
267 		kentity.id = entity->graph_obj.id;  in media_device_get_topology()
268 		kentity.function = entity->function;  in media_device_get_topology()
269 		kentity.flags = entity->flags;  in media_device_get_topology()
270 		strscpy(kentity.name, entity->name,  in media_device_get_topology()
333 		kpad.entity_id = pad->entity->graph_obj.id;  in media_device_get_topology()
493 	__u32 entity;  member
508 	if (get_user(links.entity, &ulinks->entity)  in media_device_enum_links32()
585 static void __media_device_unregister_entity(struct media_entity *entity)  in __media_device_unregister_entity()  argument
587 	struct media_device *mdev = entity->graph_obj.mdev;  in __media_device_unregister_entity()
592 	ida_free(&mdev->entity_internal_idx, entity->internal_idx);  in __media_device_unregister_entity()
594 	/* Remove all interface links pointing to this entity */  in __media_device_unregister_entity()
597 			if (link->entity == entity)  in __media_device_unregister_entity()
602 	/* Remove all data links that belong to this entity */  in __media_device_unregister_entity()
603 	__media_entity_remove_links(entity);  in __media_device_unregister_entity()
605 	/* Remove all pads that belong to this entity */  in __media_device_unregister_entity()
606 	for (i = 0; i < entity->num_pads; i++)  in __media_device_unregister_entity()
607 		media_gobj_destroy(&entity->pads[i].graph_obj);  in __media_device_unregister_entity()
609 	/* Remove the entity */  in __media_device_unregister_entity()
610 	media_gobj_destroy(&entity->graph_obj);  in __media_device_unregister_entity()
612 	/* invoke entity_notify callbacks to handle entity removal?? */  in __media_device_unregister_entity()
614 	entity->graph_obj.mdev = NULL;  in __media_device_unregister_entity()
618  * media_device_register_entity - Register an entity with a media device
620  * @entity:	The entity
623 					      struct media_entity *entity)  in media_device_register_entity()  argument
629 	if (entity->function == MEDIA_ENT_F_V4L2_SUBDEV_UNKNOWN ||  in media_device_register_entity()
630 	    entity->function == MEDIA_ENT_F_UNKNOWN)  in media_device_register_entity()
632 			 "Entity type for entity %s was not initialized!\n",  in media_device_register_entity()
633 			 entity->name);  in media_device_register_entity()
635 	/* Warn if we apparently re-register an entity */  in media_device_register_entity()
636 	WARN_ON(entity->graph_obj.mdev != NULL);  in media_device_register_entity()
637 	entity->graph_obj.mdev = mdev;  in media_device_register_entity()
638 	INIT_LIST_HEAD(&entity->links);  in media_device_register_entity()
639 	entity->num_links = 0;  in media_device_register_entity()
640 	entity->num_backlinks = 0;  in media_device_register_entity()
645 	entity->internal_idx = ret;  in media_device_register_entity()
649 		max(mdev->entity_internal_idx_max, entity->internal_idx);  in media_device_register_entity()
651 	/* Initialize media_gobj embedded at the entity */  in media_device_register_entity()
652 	media_gobj_create(mdev, MEDIA_GRAPH_ENTITY, &entity->graph_obj);  in media_device_register_entity()
655 	for (i = 0; i < entity->num_pads; i++)  in media_device_register_entity()
657 			       &entity->pads[i].graph_obj);  in media_device_register_entity()
661 		notify->notify(entity, notify->notify_data);  in media_device_register_entity()
674 			__media_device_unregister_entity(entity);  in media_device_register_entity()
687 void media_device_unregister_entity(struct media_entity *entity)  in media_device_unregister_entity()  argument
689 	struct media_device *mdev = entity->graph_obj.mdev;  in media_device_unregister_entity()
695 	__media_device_unregister_entity(entity);  in media_device_unregister_entity()
809 	struct media_entity *entity;  in media_device_unregister()  local
829 	list_for_each_entry_safe(entity, next, &mdev->entities, graph_obj.list)  in media_device_unregister()
830 		__media_device_unregister_entity(entity);  in media_device_unregister()