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