459 		mutex_lock(&dev->graph_mutex);  in media_device_ioctl()
464 		mutex_unlock(&dev->graph_mutex);  in media_device_ioctl()
515 		mutex_lock(&dev->graph_mutex);  in media_device_compat_ioctl()
518 		mutex_unlock(&dev->graph_mutex);  in media_device_compat_ioctl()
593 	mutex_lock(&mdev->graph_mutex);  in media_device_register_entity()
620 			mutex_unlock(&mdev->graph_mutex);  in media_device_register_entity()
626 	mutex_unlock(&mdev->graph_mutex);  in media_device_register_entity()
671 	mutex_lock(&mdev->graph_mutex);  in media_device_unregister_entity()
673 	mutex_unlock(&mdev->graph_mutex);  in media_device_unregister_entity()
694 	mutex_init(&mdev->graph_mutex);  in media_device_init()
706 	mutex_destroy(&mdev->graph_mutex);  in media_device_cleanup()
754 	mutex_lock(&mdev->graph_mutex);  in media_device_register_entity_notify()
756 	mutex_unlock(&mdev->graph_mutex);  in media_device_register_entity_notify()
773 	mutex_lock(&mdev->graph_mutex);  in media_device_unregister_entity_notify()
775 	mutex_unlock(&mdev->graph_mutex);  in media_device_unregister_entity_notify()
789 	mutex_lock(&mdev->graph_mutex);  in media_device_unregister()
793 		mutex_unlock(&mdev->graph_mutex);  in media_device_unregister()
820 	mutex_unlock(&mdev->graph_mutex);  in media_device_unregister()