52 						    struct v4l2_subdev *sd)  in v4l2_async_belongs()  argument
82 		if (match(sd->dev, asd))  in v4l2_async_belongs()
90 				  struct v4l2_subdev *sd,  in v4l2_async_test_notify()  argument
97 	sd->asd = asd;  in v4l2_async_test_notify()
98 	sd->notifier = notifier;  in v4l2_async_test_notify()
101 		ret = notifier->bound(notifier, sd, asd);  in v4l2_async_test_notify()
106 	list_move(&sd->async_list, &notifier->done);  in v4l2_async_test_notify()
108 	ret = v4l2_device_register_subdev(notifier->v4l2_dev, sd);  in v4l2_async_test_notify()
111 			notifier->unbind(notifier, sd, asd);  in v4l2_async_test_notify()
121 static void v4l2_async_cleanup(struct v4l2_subdev *sd)  in v4l2_async_cleanup()  argument
123 	v4l2_device_unregister_subdev(sd);  in v4l2_async_cleanup()
125 	list_del_init(&sd->async_list);  in v4l2_async_cleanup()
126 	sd->asd = NULL;  in v4l2_async_cleanup()
127 	sd->dev = NULL;  in v4l2_async_cleanup()
133 	struct v4l2_subdev *sd, *tmp;  in v4l2_async_notifier_register()  local
167 	list_for_each_entry_safe(sd, tmp, &subdev_list, async_list) {  in v4l2_async_notifier_register()
170 		asd = v4l2_async_belongs(notifier, sd);  in v4l2_async_notifier_register()
174 		ret = v4l2_async_test_notify(notifier, sd, asd);  in v4l2_async_notifier_register()
189 	struct v4l2_subdev *sd, *tmp;  in v4l2_async_notifier_unregister()  local
208 	list_for_each_entry_safe(sd, tmp, &notifier->done, async_list) {  in v4l2_async_notifier_unregister()
211 		d = get_device(sd->dev);  in v4l2_async_notifier_unregister()
213 		v4l2_async_cleanup(sd);  in v4l2_async_notifier_unregister()
219 			notifier->unbind(notifier, sd, sd->asd);  in v4l2_async_notifier_unregister()
265 int v4l2_async_register_subdev(struct v4l2_subdev *sd)  in v4l2_async_register_subdev()  argument
271 	INIT_LIST_HEAD(&sd->async_list);  in v4l2_async_register_subdev()
274 		struct v4l2_async_subdev *asd = v4l2_async_belongs(notifier, sd);  in v4l2_async_register_subdev()
276 			int ret = v4l2_async_test_notify(notifier, sd, asd);  in v4l2_async_register_subdev()
283 	list_add(&sd->async_list, &subdev_list);  in v4l2_async_register_subdev()
291 void v4l2_async_unregister_subdev(struct v4l2_subdev *sd)  in v4l2_async_unregister_subdev()  argument
293 	struct v4l2_async_notifier *notifier = sd->notifier;  in v4l2_async_unregister_subdev()
295 	if (!sd->asd) {  in v4l2_async_unregister_subdev()
296 		if (!list_empty(&sd->async_list))  in v4l2_async_unregister_subdev()
297 			v4l2_async_cleanup(sd);  in v4l2_async_unregister_subdev()
303 	list_add(&sd->asd->list, &notifier->waiting);  in v4l2_async_unregister_subdev()
305 	v4l2_async_cleanup(sd);  in v4l2_async_unregister_subdev()
308 		notifier->unbind(notifier, sd, sd->asd);  in v4l2_async_unregister_subdev()