1 | // SPDX-License-Identifier: GPL-2.0-only |
---|---|
2 | /* |
3 | * linux/drivers/cpufreq/cpufreq_performance.c |
4 | * |
5 | * Copyright (C) 2002 - 2003 Dominik Brodowski <linux@brodo.de> |
6 | */ |
7 | |
8 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
9 | |
10 | #include <linux/cpufreq.h> |
11 | #include <linux/init.h> |
12 | #include <linux/module.h> |
13 | |
14 | static void cpufreq_gov_performance_limits(struct cpufreq_policy *policy) |
15 | { |
16 | pr_debug("setting to %u kHz\n", policy->max); |
17 | __cpufreq_driver_target(policy, target_freq: policy->max, CPUFREQ_RELATION_H); |
18 | } |
19 | |
20 | static struct cpufreq_governor cpufreq_gov_performance = { |
21 | .name = "performance", |
22 | .owner = THIS_MODULE, |
23 | .flags = CPUFREQ_GOV_STRICT_TARGET, |
24 | .limits = cpufreq_gov_performance_limits, |
25 | }; |
26 | |
27 | #ifdef CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE |
28 | struct cpufreq_governor *cpufreq_default_governor(void) |
29 | { |
30 | return &cpufreq_gov_performance; |
31 | } |
32 | #endif |
33 | #ifndef CONFIG_CPU_FREQ_GOV_PERFORMANCE_MODULE |
34 | struct cpufreq_governor *cpufreq_fallback_governor(void) |
35 | { |
36 | return &cpufreq_gov_performance; |
37 | } |
38 | #endif |
39 | |
40 | MODULE_AUTHOR("Dominik Brodowski <linux@brodo.de>"); |
41 | MODULE_DESCRIPTION("CPUfreq policy governor 'performance'"); |
42 | MODULE_LICENSE("GPL"); |
43 | |
44 | cpufreq_governor_init(cpufreq_gov_performance); |
45 | cpufreq_governor_exit(cpufreq_gov_performance); |
46 |