// SPDX-License-Identifier: GPL-2.0-only

  /*
   *  linux/drivers/cpufreq/cpufreq_performance.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_performance_limits(struct cpufreq_policy *policy)

  {

  	pr_debug("setting to %u kHz
  ", 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);