OpenCloudOS-Kernel/drivers/devfreq/governor_performance.c

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/*
* linux/drivers/devfreq/governor_performance.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>
#include "governor.h"
static int devfreq_performance_func(struct devfreq *df,
unsigned long *freq)
{
/*
* target callback should be able to get floor value as
* said in devfreq.h
*/
if (!df->max_freq)
*freq = UINT_MAX;
else
*freq = df->max_freq;
return 0;
}
static int performance_init(struct devfreq *devfreq)
{
return update_devfreq(devfreq);
}
const struct devfreq_governor devfreq_performance = {
.name = "performance",
.init = performance_init,
.get_target_freq = devfreq_performance_func,
.no_central_polling = true,
};