https://github.com/torvalds/linux
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Tip revision: dc47ce90c3a822cd7c9e9339fe4d5f61dcb26b50 authored by Linus Torvalds on 09 December 2011, 23:09:32 UTC
Linux 3.2-rc5
Tip revision: dc47ce9
governor_powersave.c
/*
 *  linux/drivers/devfreq/governor_powersave.c
 *
 *  Copyright (C) 2011 Samsung Electronics
 *	MyungJoo Ham <myungjoo.ham@samsung.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#include <linux/devfreq.h>

static int devfreq_powersave_func(struct devfreq *df,
				  unsigned long *freq)
{
	/*
	 * target callback should be able to get ceiling value as
	 * said in devfreq.h
	 */
	*freq = 0;
	return 0;
}

const struct devfreq_governor devfreq_powersave = {
	.name = "powersave",
	.get_target_freq = devfreq_powersave_func,
	.no_central_polling = true,
};
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