Release 4.7 include/linux/cpu_cooling.h

/*
 *  linux/include/linux/cpu_cooling.h
 *
 *  Copyright (C) 2012  Samsung Electronics Co., Ltd(http://www.samsung.com)
 *  Copyright (C) 2012  Amit Daniel <amit.kachhap@linaro.org>
 *
 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; version 2 of the License.
 *
 *  This program is distributed in the hope that it will be useful, but
 *  WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License along
 *  with this program; if not, write to the Free Software Foundation, Inc.,
 *  59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
 *
 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 */

#ifndef __CPU_COOLING_H__

#define __CPU_COOLING_H__

#include <linux/of.h>
#include <linux/thermal.h>
#include <linux/cpumask.h>


typedef int (*get_static_t)(cpumask_t *cpumask, int interval,
			    unsigned long voltage, u32 *power);

#ifdef CONFIG_CPU_THERMAL
/**
 * cpufreq_cooling_register - function to create cpufreq cooling device.
 * @clip_cpus: cpumask of cpus where the frequency constraints will happen
 */
struct thermal_cooling_device *
cpufreq_cooling_register(const struct cpumask *clip_cpus);

struct thermal_cooling_device *
cpufreq_power_cooling_register(const struct cpumask *clip_cpus,
			       u32 capacitance, get_static_t plat_static_func);

/**
 * of_cpufreq_cooling_register - create cpufreq cooling device based on DT.
 * @np: a valid struct device_node to the cooling device device tree node.
 * @clip_cpus: cpumask of cpus where the frequency constraints will happen
 */
#ifdef CONFIG_THERMAL_OF
struct thermal_cooling_device *
of_cpufreq_cooling_register(struct device_node *np,
			    const struct cpumask *clip_cpus);

struct thermal_cooling_device *
of_cpufreq_power_cooling_register(struct device_node *np,
				  const struct cpumask *clip_cpus,
				  u32 capacitance,
				  get_static_t plat_static_func);
#else

static inline struct thermal_cooling_device *

of_cpufreq_cooling_register(struct device_node *np,
			    const struct cpumask *clip_cpus)
{
	return ERR_PTR(-ENOSYS);
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
eduardo valentin
eduardo valentin
22
81.48%
1
50.00%
javi merino
javi merino
5
18.52%
1
50.00%
Total
27
100.00%
2
100.00%


static inline struct thermal_cooling_device *

of_cpufreq_power_cooling_register(struct device_node *np,
				  const struct cpumask *clip_cpus,
				  u32 capacitance,
				  get_static_t plat_static_func)
{
	return NULL;
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
javi merino
javi merino
29
100.00%
1
100.00%
Total
29
100.00%
1
100.00%

#endif

/**
 * cpufreq_cooling_unregister - function to remove cpufreq cooling device.
 * @cdev: thermal cooling device pointer.
 */
void cpufreq_cooling_unregister(struct thermal_cooling_device *cdev);

unsigned long cpufreq_cooling_get_level(unsigned int cpu, unsigned int freq);
#else /* !CONFIG_CPU_THERMAL */

static inline struct thermal_cooling_device *

cpufreq_cooling_register(const struct cpumask *clip_cpus)
{
	return ERR_PTR(-ENOSYS);
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
amit daniel kachhap
amit daniel kachhap
16
72.73%
1
33.33%
javi merino
javi merino
5
22.73%
1
33.33%
eduardo valentin
eduardo valentin
1
4.55%
1
33.33%
Total
22
100.00%
3
100.00%


static inline struct thermal_cooling_device *

cpufreq_power_cooling_register(const struct cpumask *clip_cpus,
			       u32 capacitance, get_static_t plat_static_func)
{
	return NULL;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
javi merino
javi merino
19
79.17%
1
33.33%
eduardo valentin
eduardo valentin
3
12.50%
1
33.33%
amit daniel kachhap
amit daniel kachhap
2
8.33%
1
33.33%
Total
24
100.00%
3
100.00%


static inline struct thermal_cooling_device *

of_cpufreq_cooling_register(struct device_node *np,
			    const struct cpumask *clip_cpus)
{
	return ERR_PTR(-ENOSYS);
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
eduardo valentin
eduardo valentin
17
62.96%
1
33.33%
javi merino
javi merino
10
37.04%
2
66.67%
Total
27
100.00%
3
100.00%


static inline struct thermal_cooling_device *

of_cpufreq_power_cooling_register(struct device_node *np,
				  const struct cpumask *clip_cpus,
				  u32 capacitance,
				  get_static_t plat_static_func)
{
	return NULL;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
javi merino
javi merino
27
93.10%
1
50.00%
eduardo valentin
eduardo valentin
2
6.90%
1
50.00%
Total
29
100.00%
2
100.00%


static inline

void cpufreq_cooling_unregister(struct thermal_cooling_device *cdev)
{
	return;
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
amit daniel kachhap
amit daniel kachhap
11
84.62%
1
50.00%
javi merino
javi merino
2
15.38%
1
50.00%
Total
13
100.00%
2
100.00%


static inline

unsigned long cpufreq_cooling_get_level(unsigned int cpu, unsigned int freq)
{
	return THERMAL_CSTATE_INVALID;
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
rui zhang
rui zhang
17
89.47%
1
50.00%
arnd bergmann
arnd bergmann
2
10.53%
1
50.00%
Total
19
100.00%
2
100.00%

#endif	/* CONFIG_CPU_THERMAL */

#endif /* __CPU_COOLING_H__ */
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
javi merino
javi merino
161
46.94%
2
22.22%
eduardo valentin
eduardo valentin
77
22.45%
3
33.33%
amit daniel kachhap
amit daniel kachhap
71
20.70%
1
11.11%
rui zhang
rui zhang
30
8.75%
2
22.22%
arnd bergmann
arnd bergmann
4
1.17%
1
11.11%
Total
343
100.00%
9
100.00%
  
Directory: include/linux

Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.