blob: dafb679adc589ed533ef6dd02c186fb5ed03f4cc (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
|
/*
* linux/drivers/cpufreq/cpufreq_performance.c
*
* Copyright (C) 2002 - 2003 Dominik Brodowski <linux@brodo.de>
*
*
* 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.
*
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/cpufreq.h>
#include <linux/init.h>
#include <linux/module.h>
static void cpufreq_gov_performance_limits(struct cpufreq_policy *policy)
{
pr_debug("setting to %u kHz\n", policy->max);
__cpufreq_driver_target(policy, policy->max, CPUFREQ_RELATION_H);
}
static struct cpufreq_governor cpufreq_gov_performance = {
.name = "performance",
.owner = THIS_MODULE,
.limits = cpufreq_gov_performance_limits,
};
static int __init cpufreq_gov_performance_init(void)
{
return cpufreq_register_governor(&cpufreq_gov_performance);
}
static void __exit cpufreq_gov_performance_exit(void)
{
cpufreq_unregister_governor(&cpufreq_gov_performance);
}
#ifdef CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE
struct cpufreq_governor *cpufreq_default_governor(void)
{
return &cpufreq_gov_performance;
}
#endif
#ifndef CONFIG_CPU_FREQ_GOV_PERFORMANCE_MODULE
struct cpufreq_governor *cpufreq_fallback_governor(void)
{
return &cpufreq_gov_performance;
}
#endif
MODULE_AUTHOR("Dominik Brodowski <linux@brodo.de>");
MODULE_DESCRIPTION("CPUfreq policy governor 'performance'");
MODULE_LICENSE("GPL");
fs_initcall(cpufreq_gov_performance_init);
module_exit(cpufreq_gov_performance_exit);
|
