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73 lines
1.9 KiB
73 lines
1.9 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* linux/include/linux/cpu_cooling.h |
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* |
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* Copyright (C) 2012 Samsung Electronics Co., Ltd(http://www.samsung.com) |
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* Copyright (C) 2012 Amit Daniel <[email protected]> |
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* |
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* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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* |
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* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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*/ |
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#ifndef __CPU_COOLING_H__ |
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#define __CPU_COOLING_H__ |
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#include <linux/of.h> |
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#include <linux/thermal.h> |
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#include <linux/cpumask.h> |
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struct cpufreq_policy; |
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#ifdef CONFIG_CPU_FREQ_THERMAL |
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/** |
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* cpufreq_cooling_register - function to create cpufreq cooling device. |
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* @policy: cpufreq policy. |
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*/ |
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struct thermal_cooling_device * |
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cpufreq_cooling_register(struct cpufreq_policy *policy); |
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/** |
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* cpufreq_cooling_unregister - function to remove cpufreq cooling device. |
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* @cdev: thermal cooling device pointer. |
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*/ |
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void cpufreq_cooling_unregister(struct thermal_cooling_device *cdev); |
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/** |
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* of_cpufreq_cooling_register - create cpufreq cooling device based on DT. |
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* @policy: cpufreq policy. |
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*/ |
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struct thermal_cooling_device * |
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of_cpufreq_cooling_register(struct cpufreq_policy *policy); |
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#else /* !CONFIG_CPU_FREQ_THERMAL */ |
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static inline struct thermal_cooling_device * |
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cpufreq_cooling_register(struct cpufreq_policy *policy) |
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{ |
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return ERR_PTR(-ENOSYS); |
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} |
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static inline |
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void cpufreq_cooling_unregister(struct thermal_cooling_device *cdev) |
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{ |
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return; |
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} |
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static inline struct thermal_cooling_device * |
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of_cpufreq_cooling_register(struct cpufreq_policy *policy) |
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{ |
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return NULL; |
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} |
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#endif /* CONFIG_CPU_FREQ_THERMAL */ |
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struct cpuidle_driver; |
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#ifdef CONFIG_CPU_IDLE_THERMAL |
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void cpuidle_cooling_register(struct cpuidle_driver *drv); |
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#else /* CONFIG_CPU_IDLE_THERMAL */ |
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static inline void cpuidle_cooling_register(struct cpuidle_driver *drv) |
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{ |
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} |
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#endif /* CONFIG_CPU_IDLE_THERMAL */ |
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#endif /* __CPU_COOLING_H__ */
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