clock_cooling has no in-kernel users. It has never found any use in drivers as far as I can tell. Remove the code.
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| 1 | −/* SPDX-License-Identifier: GPL-2.0-only */ | |
| 2 | −/* | |
| 3 | − * linux/include/linux/clock_cooling.h | |
| 4 | − * | |
| 5 | − * Copyright (C) 2014 Eduardo Valentin <edubezval@gmail.com> | |
| 6 | − * | |
| 7 | − * Copyright (C) 2013 Texas Instruments Inc. | |
| 8 | − * Contact: Eduardo Valentin <eduardo.valentin@ti.com> | |
| 9 | − * | |
| 10 | − * Highly based on cpufreq_cooling.c. | |
| 11 | − * Copyright (C) 2012 Samsung Electronics Co., Ltd(http://www.samsung.com) | |
| 12 | − * Copyright (C) 2012 Amit Daniel <amit.kachhap@linaro.org> | |
| 13 | − */ | |
| 14 | − | |
| 15 | −#ifndef __CPU_COOLING_H__ | |
| 16 | −#define __CPU_COOLING_H__ | |
| 17 | − | |
| 18 | −#include <linux/of.h> | |
| 19 | −#include <linux/thermal.h> | |
| 20 | −#include <linux/cpumask.h> | |
| 21 | − | |
| 22 | −#ifdef CONFIG_CLOCK_THERMAL | |
| 23 | −/** | |
| 24 | − * clock_cooling_register - function to create clock cooling device. | |
| 25 | − * @dev: struct device pointer to the device used as clock cooling device. | |
| 26 | − * @clock_name: string containing the clock used as cooling mechanism. | |
| 27 | − */ | |
| 28 | −struct thermal_cooling_device * | |
| 29 | −clock_cooling_register(struct device *dev, const char *clock_name); | |
| 30 | − | |
| 31 | −/** | |
| 32 | − * clock_cooling_unregister - function to remove clock cooling device. | |
| 33 | − * @cdev: thermal cooling device pointer. | |
| 34 | − */ | |
| 35 | −void clock_cooling_unregister(struct thermal_cooling_device *cdev); | |
| 36 | − | |
| 37 | −unsigned long clock_cooling_get_level(struct thermal_cooling_device *cdev, | |
| 38 | − unsigned long freq); | |
| 39 | −#else /* !CONFIG_CLOCK_THERMAL */ | |
| 40 | −static inline struct thermal_cooling_device * | |
| 41 | −clock_cooling_register(struct device *dev, const char *clock_name) | |
| 42 | −{ | |
| 43 | − return NULL; | |
| 44 | −} | |
| 45 | −static inline | |
| 46 | −void clock_cooling_unregister(struct thermal_cooling_device *cdev) | |
| 47 | −{ | |
| 48 | −} | |
| 49 | −static inline | |
| 50 | −unsigned long clock_cooling_get_level(struct thermal_cooling_device *cdev, | |
| 51 | − unsigned long freq) | |
| 52 | −{ | |
| 53 | − return THERMAL_CSTATE_INVALID; | |
| 54 | −} | |
| 55 | −#endif /* CONFIG_CLOCK_THERMAL */ | |
| 56 | − | |
| 57 | −#endif /* __CPU_COOLING_H__ */ | |