25 	struct media_entity *entity;  in v4l2_mc_create_media_graph()  local
36 	media_device_for_each_entity(entity, mdev) {  in v4l2_mc_create_media_graph()
37 		switch (entity->function) {  in v4l2_mc_create_media_graph()
39 			if_vid = entity;  in v4l2_mc_create_media_graph()
42 			if_aud = entity;  in v4l2_mc_create_media_graph()
45 			tuner = entity;  in v4l2_mc_create_media_graph()
48 			decoder = entity;  in v4l2_mc_create_media_graph()
51 			io_v4l = entity;  in v4l2_mc_create_media_graph()
54 			io_vbi = entity;  in v4l2_mc_create_media_graph()
57 			io_swradio = entity;  in v4l2_mc_create_media_graph()
84 		media_device_for_each_entity(entity, mdev) {  in v4l2_mc_create_media_graph()
85 			if (entity->function != MEDIA_ENT_F_CAM_SENSOR)  in v4l2_mc_create_media_graph()
87 			ret = media_create_pad_link(entity, 0,  in v4l2_mc_create_media_graph()
229 	media_device_for_each_entity(entity, mdev) {  in v4l2_mc_create_media_graph()
230 		switch (entity->function) {  in v4l2_mc_create_media_graph()
240 			ret = media_create_pad_link(entity, 0, tuner,  in v4l2_mc_create_media_graph()
252 			ret = media_create_pad_link(entity, 0, decoder,  in v4l2_mc_create_media_graph()
271 	struct media_device *mdev = vdev->entity.graph_obj.mdev;  in v4l_enable_media_source()
280 	err = mdev->enable_source(&vdev->entity, &vdev->pipe);  in v4l_enable_media_source()
291 	struct media_device *mdev = vdev->entity.graph_obj.mdev;  in v4l_disable_media_source()
296 			mdev->disable_source(&vdev->entity);  in v4l_disable_media_source()
339 static int pipeline_pm_use_count(struct media_entity *entity,  in pipeline_pm_use_count()  argument
344 	media_graph_walk_start(graph, entity);  in pipeline_pm_use_count()
346 	while ((entity = media_graph_walk_next(graph))) {  in pipeline_pm_use_count()
347 		if (is_media_entity_v4l2_video_device(entity))  in pipeline_pm_use_count()
348 			use += entity->use_count;  in pipeline_pm_use_count()
365 static int pipeline_pm_power_one(struct media_entity *entity, int change)  in pipeline_pm_power_one()  argument
370 	subdev = is_media_entity_v4l2_subdev(entity)  in pipeline_pm_power_one()
371 	       ? media_entity_to_v4l2_subdev(entity) : NULL;  in pipeline_pm_power_one()
373 	if (entity->use_count == 0 && change > 0 && subdev != NULL) {  in pipeline_pm_power_one()
379 	entity->use_count += change;  in pipeline_pm_power_one()
380 	WARN_ON(entity->use_count < 0);  in pipeline_pm_power_one()
382 	if (entity->use_count == 0 && change < 0 && subdev != NULL)  in pipeline_pm_power_one()
398 static int pipeline_pm_power(struct media_entity *entity, int change,  in pipeline_pm_power()  argument
401 	struct media_entity *first = entity;  in pipeline_pm_power()
407 	media_graph_walk_start(graph, entity);  in pipeline_pm_power()
409 	while (!ret && (entity = media_graph_walk_next(graph)))  in pipeline_pm_power()
410 		if (is_media_entity_v4l2_subdev(entity))  in pipeline_pm_power()
411 			ret = pipeline_pm_power_one(entity, change);  in pipeline_pm_power()
419 	       && first != entity)  in pipeline_pm_power()
426 int v4l2_pipeline_pm_use(struct media_entity *entity, int use)  in v4l2_pipeline_pm_use()  argument
428 	struct media_device *mdev = entity->graph_obj.mdev;  in v4l2_pipeline_pm_use()
435 	entity->use_count += change;  in v4l2_pipeline_pm_use()
436 	WARN_ON(entity->use_count < 0);  in v4l2_pipeline_pm_use()
439 	ret = pipeline_pm_power(entity, change, &mdev->pm_count_walk);  in v4l2_pipeline_pm_use()
441 		entity->use_count -= change;  in v4l2_pipeline_pm_use()
453 	struct media_entity *source = link->source->entity;  in v4l2_pipeline_link_notify()
454 	struct media_entity *sink = link->sink->entity;  in v4l2_pipeline_link_notify()