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- /* SPDX-License-Identifier: GPL-2.0 */
- #ifndef _BLOCK_BLK_PM_H_
- #define _BLOCK_BLK_PM_H_
- #include <linux/pm_runtime.h>
- #ifdef CONFIG_PM
- static inline int blk_pm_resume_queue(const bool pm, struct request_queue *q)
- {
- if (!q->dev || !blk_queue_pm_only(q))
- return 1; /* Nothing to do */
- if (pm && q->rpm_status != RPM_SUSPENDED)
- return 1; /* Request allowed */
- pm_request_resume(q->dev);
- return 0;
- }
- static inline void blk_pm_mark_last_busy(struct request *rq)
- {
- if (rq->q->dev && !(rq->rq_flags & RQF_PM))
- pm_runtime_mark_last_busy(rq->q->dev);
- }
- #else
- static inline int blk_pm_resume_queue(const bool pm, struct request_queue *q)
- {
- return 1;
- }
- static inline void blk_pm_mark_last_busy(struct request *rq)
- {
- }
- #endif
- #endif /* _BLOCK_BLK_PM_H_ */
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