1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef WB_THROTTLE_H 3#define WB_THROTTLE_H 4 5#ifdef CONFIG_BLK_WBT 6 7int wbt_init(struct gendisk *disk); 8void wbt_disable_default(struct gendisk *disk); 9void wbt_enable_default(struct gendisk *disk); 10 11u64 wbt_get_min_lat(struct request_queue *q); 12void wbt_set_min_lat(struct request_queue *q, u64 val); 13bool wbt_disabled(struct request_queue *); 14 15u64 wbt_default_latency_nsec(struct request_queue *); 16 17#else 18 19static inline void wbt_disable_default(struct gendisk *disk) 20{ 21} 22static inline void wbt_enable_default(struct gendisk *disk) 23{ 24} 25 26#endif /* CONFIG_BLK_WBT */ 27 28#endif 29