cregit-Linux how code gets into the kernel

Release 4.7 include/linux/devfreq_cooling.h

Directory: include/linux
/*
 * devfreq_cooling: Thermal cooling device implementation for devices using
 *                  devfreq
 *
 * Copyright (C) 2014-2015 ARM Limited
 *
 * 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.
 *
 * This program is distributed "as is" WITHOUT ANY WARRANTY of any
 * kind, whether express or implied; without even the implied warranty
 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */

#ifndef __DEVFREQ_COOLING_H__

#define __DEVFREQ_COOLING_H__

#include <linux/devfreq.h>
#include <linux/thermal.h>

#ifdef CONFIG_DEVFREQ_THERMAL

/**
 * struct devfreq_cooling_power - Devfreq cooling power ops
 * @get_static_power:   Take voltage, in mV, and return the static power
 *                      in mW.  If NULL, the static power is assumed
 *                      to be 0.
 * @get_dynamic_power:  Take voltage, in mV, and frequency, in HZ, and
 *                      return the dynamic power draw in mW.  If NULL,
 *                      a simple power model is used.
 * @dyn_power_coeff:    Coefficient for the simple dynamic power model in
 *                      mW/(MHz mV mV).
 *                      If get_dynamic_power() is NULL, then the
 *                      dynamic power is calculated as
 *                      @dyn_power_coeff * frequency * voltage^2
 */

struct devfreq_cooling_power {
	
unsigned long (*get_static_power)(unsigned long voltage);
	
unsigned long (*get_dynamic_power)(unsigned long freq,
					   unsigned long voltage);
	
unsigned long dyn_power_coeff;
};

struct thermal_cooling_device *
of_devfreq_cooling_register_power(struct device_node *np, struct devfreq *df,
				  struct devfreq_cooling_power *dfc_power);
struct thermal_cooling_device *
of_devfreq_cooling_register(struct device_node *np, struct devfreq *df);
struct thermal_cooling_device *devfreq_cooling_register(struct devfreq *df);
void devfreq_cooling_unregister(struct thermal_cooling_device *dfc);

#else /* !CONFIG_DEVFREQ_THERMAL */


struct thermal_cooling_device * of_devfreq_cooling_register_power(struct device_node *np, struct devfreq *df, struct devfreq_cooling_power *dfc_power) { return ERR_PTR(-EINVAL); }

Contributors

PersonTokensPropCommitsCommitProp
orjan eideorjan eide2896.55%150.00%
javi merinojavi merino13.45%150.00%
Total29100.00%2100.00%


static inline struct thermal_cooling_device * of_devfreq_cooling_register(struct device_node *np, struct devfreq *df) { return ERR_PTR(-EINVAL); }

Contributors

PersonTokensPropCommitsCommitProp
orjan eideorjan eide2596.15%150.00%
javi merinojavi merino13.85%150.00%
Total26100.00%2100.00%


static inline struct thermal_cooling_device * devfreq_cooling_register(struct devfreq *df) { return ERR_PTR(-EINVAL); }

Contributors

PersonTokensPropCommitsCommitProp
orjan eideorjan eide2095.24%150.00%
javi merinojavi merino14.76%150.00%
Total21100.00%2100.00%


static inline void devfreq_cooling_unregister(struct thermal_cooling_device *dfc) { }

Contributors

PersonTokensPropCommitsCommitProp
orjan eideorjan eide1090.91%150.00%
javi merinojavi merino19.09%150.00%
Total11100.00%2100.00%

#endif /* CONFIG_DEVFREQ_THERMAL */ #endif /* __DEVFREQ_COOLING_H__ */

Overall Contributors

PersonTokensPropCommitsCommitProp
orjan eideorjan eide19996.14%150.00%
javi merinojavi merino83.86%150.00%
Total207100.00%2100.00%
Directory: include/linux
Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.
{% endraw %}