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