344 	struct sys_off_handler *handler;  in sys_off_notify()  local
347 	handler = container_of(nb, struct sys_off_handler, nb);  in sys_off_notify()
348 	data.cb_data = handler->cb_data;  in sys_off_notify()
351 	data.dev = handler->dev;  in sys_off_notify()
353 	return handler->sys_off_cb(&data);  in sys_off_notify()
360 	struct sys_off_handler *handler;  in alloc_sys_off_handler()  local
368 		handler = &platform_sys_off_handler;  in alloc_sys_off_handler()
369 		if (handler->cb_data)  in alloc_sys_off_handler()
377 		handler = kzalloc(sizeof(*handler), flags);  in alloc_sys_off_handler()
378 		if (!handler)  in alloc_sys_off_handler()
382 	return handler;  in alloc_sys_off_handler()
385 static void free_sys_off_handler(struct sys_off_handler *handler)  in free_sys_off_handler()  argument
387 	if (handler == &platform_sys_off_handler)  in free_sys_off_handler()
388 		memset(handler, 0, sizeof(*handler));  in free_sys_off_handler()
390 		kfree(handler);  in free_sys_off_handler()
420 	struct sys_off_handler *handler;  in register_sys_off_handler()  local
423 	handler = alloc_sys_off_handler(priority);  in register_sys_off_handler()
424 	if (IS_ERR(handler))  in register_sys_off_handler()
425 		return handler;  in register_sys_off_handler()
429 		handler->list = &power_off_prep_handler_list;  in register_sys_off_handler()
430 		handler->blocking = true;  in register_sys_off_handler()
434 		handler->list = &power_off_handler_list;  in register_sys_off_handler()
438 		handler->list = &restart_prep_handler_list;  in register_sys_off_handler()
439 		handler->blocking = true;  in register_sys_off_handler()
443 		handler->list = &restart_handler_list;  in register_sys_off_handler()
447 		free_sys_off_handler(handler);  in register_sys_off_handler()
451 	handler->nb.notifier_call = sys_off_notify;  in register_sys_off_handler()
452 	handler->nb.priority = priority;  in register_sys_off_handler()
453 	handler->sys_off_cb = callback;  in register_sys_off_handler()
454 	handler->cb_data = cb_data;  in register_sys_off_handler()
455 	handler->mode = mode;  in register_sys_off_handler()
457 	if (handler->blocking) {  in register_sys_off_handler()
459 			err = blocking_notifier_chain_register(handler->list,  in register_sys_off_handler()
460 							       &handler->nb);  in register_sys_off_handler()
462 			err = blocking_notifier_chain_register_unique_prio(handler->list,  in register_sys_off_handler()
463 									   &handler->nb);  in register_sys_off_handler()
466 			err = atomic_notifier_chain_register(handler->list,  in register_sys_off_handler()
467 							     &handler->nb);  in register_sys_off_handler()
469 			err = atomic_notifier_chain_register_unique_prio(handler->list,  in register_sys_off_handler()
470 									 &handler->nb);  in register_sys_off_handler()
474 		free_sys_off_handler(handler);  in register_sys_off_handler()
478 	return handler;  in register_sys_off_handler()
488 void unregister_sys_off_handler(struct sys_off_handler *handler)  in unregister_sys_off_handler()  argument
492 	if (IS_ERR_OR_NULL(handler))  in unregister_sys_off_handler()
495 	if (handler->blocking)  in unregister_sys_off_handler()
496 		err = blocking_notifier_chain_unregister(handler->list,  in unregister_sys_off_handler()
497 							 &handler->nb);  in unregister_sys_off_handler()
499 		err = atomic_notifier_chain_unregister(handler->list,  in unregister_sys_off_handler()
500 						       &handler->nb);  in unregister_sys_off_handler()
505 	free_sys_off_handler(handler);  in unregister_sys_off_handler()
511 	struct sys_off_handler *handler = data;  in devm_unregister_sys_off_handler()  local
513 	unregister_sys_off_handler(handler);  in devm_unregister_sys_off_handler()
534 	struct sys_off_handler *handler;  in devm_register_sys_off_handler()  local
536 	handler = register_sys_off_handler(mode, priority, callback, cb_data);  in devm_register_sys_off_handler()
537 	if (IS_ERR(handler))  in devm_register_sys_off_handler()
538 		return PTR_ERR(handler);  in devm_register_sys_off_handler()
539 	handler->dev = dev;  in devm_register_sys_off_handler()
542 					handler);  in devm_register_sys_off_handler()
614 	struct sys_off_handler *handler;  in register_platform_power_off()  local
616 	handler = register_sys_off_handler(SYS_OFF_MODE_POWER_OFF,  in register_platform_power_off()
620 	if (IS_ERR(handler))  in register_platform_power_off()
621 		return PTR_ERR(handler);  in register_platform_power_off()
623 	platform_power_off_handler = handler;  in register_platform_power_off()