2 * governor.h - internal header for devfreq governors.
4 * Copyright (C) 2011 Samsung Electronics
5 * MyungJoo Ham <myungjoo.ham@samsung.com>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
11 * This header is for devfreq governors in drivers/devfreq/
17 #include <linux/devfreq.h>
19 #define to_devfreq(DEV) container_of((DEV), struct devfreq, dev)
22 #define DEVFREQ_GOV_START 0x1
23 #define DEVFREQ_GOV_STOP 0x2
24 #define DEVFREQ_GOV_INTERVAL 0x3
25 #define DEVFREQ_GOV_SUSPEND 0x4
26 #define DEVFREQ_GOV_RESUME 0x5
28 /* Caution: devfreq->lock must be locked before calling update_devfreq */
29 extern int update_devfreq(struct devfreq *devfreq);
31 extern void devfreq_monitor_start(struct devfreq *devfreq);
32 extern void devfreq_monitor_stop(struct devfreq *devfreq);
33 extern void devfreq_monitor_suspend(struct devfreq *devfreq);
34 extern void devfreq_monitor_resume(struct devfreq *devfreq);
35 extern void devfreq_interval_update(struct devfreq *devfreq,
38 extern int devfreq_add_governor(struct devfreq_governor *governor);
39 extern int devfreq_remove_governor(struct devfreq_governor *governor);
41 #endif /* _GOVERNOR_H */