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23affa2e29
As we introduced the idle injection cooling device called cpuidle_cooling, let's be consistent and rename the cpu_cooling to cpufreq_cooling as this one mitigates with OPPs changes. Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Reviewed-by: Amit Kucheria <amit.kucheria@linaro.org> Link: https://lore.kernel.org/r/20191219225317.17158-3-daniel.lezcano@linaro.org
58 lines
1.7 KiB
C
58 lines
1.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* linux/include/linux/clock_cooling.h
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*
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* Copyright (C) 2014 Eduardo Valentin <edubezval@gmail.com>
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*
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* Copyright (C) 2013 Texas Instruments Inc.
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* Contact: Eduardo Valentin <eduardo.valentin@ti.com>
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*
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* Highly based on cpufreq_cooling.c.
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* Copyright (C) 2012 Samsung Electronics Co., Ltd(http://www.samsung.com)
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* Copyright (C) 2012 Amit Daniel <amit.kachhap@linaro.org>
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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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#ifdef CONFIG_CLOCK_THERMAL
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/**
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* clock_cooling_register - function to create clock cooling device.
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* @dev: struct device pointer to the device used as clock cooling device.
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* @clock_name: string containing the clock used as cooling mechanism.
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*/
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struct thermal_cooling_device *
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clock_cooling_register(struct device *dev, const char *clock_name);
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/**
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* clock_cooling_unregister - function to remove clock cooling device.
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* @cdev: thermal cooling device pointer.
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*/
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void clock_cooling_unregister(struct thermal_cooling_device *cdev);
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unsigned long clock_cooling_get_level(struct thermal_cooling_device *cdev,
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unsigned long freq);
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#else /* !CONFIG_CLOCK_THERMAL */
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static inline struct thermal_cooling_device *
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clock_cooling_register(struct device *dev, const char *clock_name)
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{
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return NULL;
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}
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static inline
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void clock_cooling_unregister(struct thermal_cooling_device *cdev)
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{
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}
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static inline
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unsigned long clock_cooling_get_level(struct thermal_cooling_device *cdev,
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unsigned long freq)
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{
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return THERMAL_CSTATE_INVALID;
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}
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#endif /* CONFIG_CLOCK_THERMAL */
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#endif /* __CPU_COOLING_H__ */
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