| /* | |
| * linux/include/linux/clock_cooling.h | |
| * | |
| * Copyright (C) 2014 Eduardo Valentin <edubezval@gmail.com> | |
| * | |
| * Copyright (C) 2013 Texas Instruments Inc. | |
| * Contact: Eduardo Valentin <eduardo.valentin@ti.com> | |
| * | |
| * Highly based on cpu_cooling.c. | |
| * 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. | |
| */ | |
| #ifndef __CPU_COOLING_H__ | |
| #define __CPU_COOLING_H__ | |
| #include <linux/of.h> | |
| #include <linux/thermal.h> | |
| #include <linux/cpumask.h> | |
| #ifdef CONFIG_CLOCK_THERMAL | |
| /** | |
| * clock_cooling_register - function to create clock cooling device. | |
| * @dev: struct device pointer to the device used as clock cooling device. | |
| * @clock_name: string containing the clock used as cooling mechanism. | |
| */ | |
| struct thermal_cooling_device * | |
| clock_cooling_register(struct device *dev, const char *clock_name); | |
| /** | |
| * clock_cooling_unregister - function to remove clock cooling device. | |
| * @cdev: thermal cooling device pointer. | |
| */ | |
| void clock_cooling_unregister(struct thermal_cooling_device *cdev); | |
| unsigned long clock_cooling_get_level(struct thermal_cooling_device *cdev, | |
| unsigned long freq); | |
| #else /* !CONFIG_CLOCK_THERMAL */ | |
| static inline struct thermal_cooling_device * | |
| clock_cooling_register(struct device *dev, const char *clock_name) | |
| { | |
| return NULL; | |
| } | |
| static inline | |
| void clock_cooling_unregister(struct thermal_cooling_device *cdev) | |
| { | |
| } | |
| static inline | |
| unsigned long clock_cooling_get_level(struct thermal_cooling_device *cdev, | |
| unsigned long freq) | |
| { | |
| return THERMAL_CSTATE_INVALID; | |
| } | |
| #endif /* CONFIG_CLOCK_THERMAL */ | |
| #endif /* __CPU_COOLING_H__ */ |