blob: b80c65aba2493aeba29c94e641bb7bd2e96ec6a4 [file] [log] [blame] [edit]
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BLK_PM_H_
#define _BLK_PM_H_
struct device;
struct request_queue;
/*
* block layer runtime pm functions
*/
#ifdef CONFIG_PM
extern void blk_pm_runtime_init(struct request_queue *q, struct device *dev);
extern int blk_pre_runtime_suspend(struct request_queue *q);
extern void blk_post_runtime_suspend(struct request_queue *q, int err);
extern void blk_pre_runtime_resume(struct request_queue *q);
extern void blk_post_runtime_resume(struct request_queue *q, int err);
extern void blk_set_runtime_active(struct request_queue *q);
#else
static inline void blk_pm_runtime_init(struct request_queue *q,
struct device *dev) {}
#endif
#endif /* _BLK_PM_H_ */