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 | void wbt_set_write_cache(struct request_queue *, bool); |
16 | |
17 | u64 wbt_default_latency_nsec(struct request_queue *); |
18 | |
19 | #else |
20 | |
21 | static inline void wbt_disable_default(struct gendisk *disk) |
22 | { |
23 | } |
24 | static inline void wbt_enable_default(struct gendisk *disk) |
25 | { |
26 | } |
27 | static inline void wbt_set_write_cache(struct request_queue *q, bool wc) |
28 | { |
29 | } |
30 | |
31 | #endif /* CONFIG_BLK_WBT */ |
32 | |
33 | #endif |
34 | |