94 media_entity_other(struct media_entity *entity, struct media_link *link)  in media_entity_other()  argument
96 	if (link->source->entity == entity)  in media_entity_other()
97 		return link->sink->entity;  in media_entity_other()
99 		return link->source->entity;  in media_entity_other()
111 	graph->stack[graph->top].link = 0;  in stack_push()
125 #define link_top(en)	((en)->stack[(en)->top].link)
178 		struct media_link *link = &entity->links[link_top(graph)];  in media_entity_graph_walk_next()  local
182 		if (!(link->flags & MEDIA_LNK_FL_ENABLED)) {  in media_entity_graph_walk_next()
188 		next = media_entity_other(entity, link);  in media_entity_graph_walk_next()
257 			struct media_link *link = &entity->links[i];  in media_entity_pipeline_start()  local
258 			struct media_pad *pad = link->sink->entity == entity  in media_entity_pipeline_start()
259 						? link->sink : link->source;  in media_entity_pipeline_start()
270 			    link->flags & MEDIA_LNK_FL_ENABLED)  in media_entity_pipeline_start()
277 			if (link->sink != pad ||  in media_entity_pipeline_start()
278 			    !(link->flags & MEDIA_LNK_FL_ENABLED))  in media_entity_pipeline_start()
281 			ret = entity->ops->link_validate(link);  in media_entity_pipeline_start()
285 					link->source->entity->name,  in media_entity_pipeline_start()
286 					link->source->index,  in media_entity_pipeline_start()
287 					entity->name, link->sink->index, ret);  in media_entity_pipeline_start()
441 	struct media_link *link;  in media_entity_create_link()  local
448 	link = media_entity_add_link(source);  in media_entity_create_link()
449 	if (link == NULL)  in media_entity_create_link()
452 	link->source = &source->pads[source_pad];  in media_entity_create_link()
453 	link->sink = &sink->pads[sink_pad];  in media_entity_create_link()
454 	link->flags = flags;  in media_entity_create_link()
469 	link->reverse = backlink;  in media_entity_create_link()
470 	backlink->reverse = link;  in media_entity_create_link()
483 		struct media_link *link = &entity->links[i];  in __media_entity_remove_links()  local
487 		if (link->source->entity == entity)  in __media_entity_remove_links()
488 			remote = link->sink->entity;  in __media_entity_remove_links()
490 			remote = link->source->entity;  in __media_entity_remove_links()
495 			if (rlink != link->reverse) {  in __media_entity_remove_links()
500 			if (link->source->entity == entity)  in __media_entity_remove_links()
528 static int __media_entity_setup_link_notify(struct media_link *link, u32 flags)  in __media_entity_setup_link_notify()  argument
533 	ret = media_entity_call(link->source->entity, link_setup,  in __media_entity_setup_link_notify()
534 				link->source, link->sink, flags);  in __media_entity_setup_link_notify()
538 	ret = media_entity_call(link->sink->entity, link_setup,  in __media_entity_setup_link_notify()
539 				link->sink, link->source, flags);  in __media_entity_setup_link_notify()
541 		media_entity_call(link->source->entity, link_setup,  in __media_entity_setup_link_notify()
542 				  link->source, link->sink, link->flags);  in __media_entity_setup_link_notify()
546 	link->flags = flags;  in __media_entity_setup_link_notify()
547 	link->reverse->flags = link->flags;  in __media_entity_setup_link_notify()
566 int __media_entity_setup_link(struct media_link *link, u32 flags)  in __media_entity_setup_link()  argument
573 	if (link == NULL)  in __media_entity_setup_link()
577 	if ((link->flags & ~mask) != (flags & ~mask))  in __media_entity_setup_link()
580 	if (link->flags & MEDIA_LNK_FL_IMMUTABLE)  in __media_entity_setup_link()
581 		return link->flags == flags ? 0 : -EINVAL;  in __media_entity_setup_link()
583 	if (link->flags == flags)  in __media_entity_setup_link()
586 	source = link->source->entity;  in __media_entity_setup_link()
587 	sink = link->sink->entity;  in __media_entity_setup_link()
589 	if (!(link->flags & MEDIA_LNK_FL_DYNAMIC) &&  in __media_entity_setup_link()
596 		ret = mdev->link_notify(link, flags,  in __media_entity_setup_link()
602 	ret = __media_entity_setup_link_notify(link, flags);  in __media_entity_setup_link()
605 		mdev->link_notify(link, flags, MEDIA_DEV_NOTIFY_POST_LINK_CH);  in __media_entity_setup_link()
610 int media_entity_setup_link(struct media_link *link, u32 flags)  in media_entity_setup_link()  argument
614 	mutex_lock(&link->source->entity->parent->graph_mutex);  in media_entity_setup_link()
615 	ret = __media_entity_setup_link(link, flags);  in media_entity_setup_link()
616 	mutex_unlock(&link->source->entity->parent->graph_mutex);  in media_entity_setup_link()
633 	struct media_link *link;  in media_entity_find_link()  local
637 		link = &source->entity->links[i];  in media_entity_find_link()
639 		if (link->source->entity == source->entity &&  in media_entity_find_link()
640 		    link->source->index == source->index &&  in media_entity_find_link()
641 		    link->sink->entity == sink->entity &&  in media_entity_find_link()
642 		    link->sink->index == sink->index)  in media_entity_find_link()
643 			return link;  in media_entity_find_link()
665 		struct media_link *link = &pad->entity->links[i];  in media_entity_remote_pad()  local
667 		if (!(link->flags & MEDIA_LNK_FL_ENABLED))  in media_entity_remote_pad()
670 		if (link->source == pad)  in media_entity_remote_pad()
671 			return link->sink;  in media_entity_remote_pad()
673 		if (link->sink == pad)  in media_entity_remote_pad()
674 			return link->source;  in media_entity_remote_pad()