2024-09-09 08:52:07 +00:00
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/*
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* governor.h - internal header for devfreq governors.
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*
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* Copyright (C) 2011 Samsung Electronics
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* MyungJoo Ham <myungjoo.ham@samsung.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This header is for devfreq governors in drivers/devfreq/
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*/
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#ifndef _GOVERNOR_H
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#define _GOVERNOR_H
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#include <linux/devfreq.h>
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#define to_devfreq(DEV) container_of((DEV), struct devfreq, dev)
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/* Devfreq events */
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#define DEVFREQ_GOV_START 0x1
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#define DEVFREQ_GOV_STOP 0x2
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#define DEVFREQ_GOV_INTERVAL 0x3
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#define DEVFREQ_GOV_SUSPEND 0x4
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#define DEVFREQ_GOV_RESUME 0x5
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/* Caution: devfreq->lock must be locked before calling update_devfreq */
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extern int update_devfreq(struct devfreq *devfreq);
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extern void devfreq_monitor_start(struct devfreq *devfreq);
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extern void devfreq_monitor_stop(struct devfreq *devfreq);
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extern void devfreq_monitor_suspend(struct devfreq *devfreq);
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extern void devfreq_monitor_resume(struct devfreq *devfreq);
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extern void devfreq_interval_update(struct devfreq *devfreq,
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unsigned int *delay);
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extern int devfreq_add_governor(struct devfreq_governor *governor);
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extern int devfreq_remove_governor(struct devfreq_governor *governor);
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2024-09-09 08:57:42 +00:00
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extern int devfreq_get_freq_level(struct devfreq *devfreq, unsigned long freq);
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2024-09-09 08:52:07 +00:00
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#endif /* _GOVERNOR_H */
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