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// SPDX-License-Identifier: GPL-2.0-only
/*
* linux/drivers/cpufreq/cpufreq_powersave.c
*
* Copyright (C) 2002 - 2003 Dominik Brodowski <linux@brodo.de>
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/cpufreq.h>
#include <linux/init.h>
#include <linux/module.h>
static void cpufreq_gov_powersave_limits(struct cpufreq_policy *policy)
{
pr_debug("setting to %u kHz\n", policy->min);
__cpufreq_driver_target(policy, policy->min, CPUFREQ_RELATION_L);
}
static struct cpufreq_governor cpufreq_gov_powersave = {
.name = "powersave",
.limits = cpufreq_gov_powersave_limits,
.owner = THIS_MODULE,
.flags = CPUFREQ_GOV_STRICT_TARGET,
};
MODULE_AUTHOR("Dominik Brodowski <linux@brodo.de>");
MODULE_DESCRIPTION("CPUfreq policy governor 'powersave'");
MODULE_LICENSE("GPL");
#ifdef CONFIG_CPU_FREQ_DEFAULT_GOV_POWERSAVE
struct cpufreq_governor *cpufreq_default_governor(void)
{
return &cpufreq_gov_powersave;
}
#endif
cpufreq_governor_init(cpufreq_gov_powersave);
cpufreq_governor_exit(cpufreq_gov_powersave);
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