diff options
Diffstat (limited to 'ANDROID_3.4.5/include/linux/regulator/consumer.h')
| -rw-r--r-- | ANDROID_3.4.5/include/linux/regulator/consumer.h | 349 |
1 files changed, 0 insertions, 349 deletions
diff --git a/ANDROID_3.4.5/include/linux/regulator/consumer.h b/ANDROID_3.4.5/include/linux/regulator/consumer.h deleted file mode 100644 index 4ed1b30a..00000000 --- a/ANDROID_3.4.5/include/linux/regulator/consumer.h +++ /dev/null @@ -1,349 +0,0 @@ -/* - * consumer.h -- SoC Regulator consumer support. - * - * Copyright (C) 2007, 2008 Wolfson Microelectronics PLC. - * - * Author: Liam Girdwood <lrg@slimlogic.co.uk> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * Regulator Consumer Interface. - * - * A Power Management Regulator framework for SoC based devices. - * Features:- - * o Voltage and current level control. - * o Operating mode control. - * o Regulator status. - * o sysfs entries for showing client devices and status - * - * EXPERIMENTAL FEATURES: - * Dynamic Regulator operating Mode Switching (DRMS) - allows regulators - * to use most efficient operating mode depending upon voltage and load and - * is transparent to client drivers. - * - * e.g. Devices x,y,z share regulator r. Device x and y draw 20mA each during - * IO and 1mA at idle. Device z draws 100mA when under load and 5mA when - * idling. Regulator r has > 90% efficiency in NORMAL mode at loads > 100mA - * but this drops rapidly to 60% when below 100mA. Regulator r has > 90% - * efficiency in IDLE mode at loads < 10mA. Thus regulator r will operate - * in normal mode for loads > 10mA and in IDLE mode for load <= 10mA. - * - */ - -#ifndef __LINUX_REGULATOR_CONSUMER_H_ -#define __LINUX_REGULATOR_CONSUMER_H_ - -struct device; -struct notifier_block; - -/* - * Regulator operating modes. - * - * Regulators can run in a variety of different operating modes depending on - * output load. This allows further system power savings by selecting the - * best (and most efficient) regulator mode for a desired load. - * - * Most drivers will only care about NORMAL. The modes below are generic and - * will probably not match the naming convention of your regulator data sheet - * but should match the use cases in the datasheet. - * - * In order of power efficiency (least efficient at top). - * - * Mode Description - * FAST Regulator can handle fast changes in it's load. - * e.g. useful in CPU voltage & frequency scaling where - * load can quickly increase with CPU frequency increases. - * - * NORMAL Normal regulator power supply mode. Most drivers will - * use this mode. - * - * IDLE Regulator runs in a more efficient mode for light - * loads. Can be used for devices that have a low power - * requirement during periods of inactivity. This mode - * may be more noisy than NORMAL and may not be able - * to handle fast load switching. - * - * STANDBY Regulator runs in the most efficient mode for very - * light loads. Can be used by devices when they are - * in a sleep/standby state. This mode is likely to be - * the most noisy and may not be able to handle fast load - * switching. - * - * NOTE: Most regulators will only support a subset of these modes. Some - * will only just support NORMAL. - * - * These modes can be OR'ed together to make up a mask of valid register modes. - */ - -#define REGULATOR_MODE_FAST 0x1 -#define REGULATOR_MODE_NORMAL 0x2 -#define REGULATOR_MODE_IDLE 0x4 -#define REGULATOR_MODE_STANDBY 0x8 - -/* - * Regulator notifier events. - * - * UNDER_VOLTAGE Regulator output is under voltage. - * OVER_CURRENT Regulator output current is too high. - * REGULATION_OUT Regulator output is out of regulation. - * FAIL Regulator output has failed. - * OVER_TEMP Regulator over temp. - * FORCE_DISABLE Regulator forcibly shut down by software. - * VOLTAGE_CHANGE Regulator voltage changed. - * DISABLE Regulator was disabled. - * - * NOTE: These events can be OR'ed together when passed into handler. - */ - -#define REGULATOR_EVENT_UNDER_VOLTAGE 0x01 -#define REGULATOR_EVENT_OVER_CURRENT 0x02 -#define REGULATOR_EVENT_REGULATION_OUT 0x04 -#define REGULATOR_EVENT_FAIL 0x08 -#define REGULATOR_EVENT_OVER_TEMP 0x10 -#define REGULATOR_EVENT_FORCE_DISABLE 0x20 -#define REGULATOR_EVENT_VOLTAGE_CHANGE 0x40 -#define REGULATOR_EVENT_DISABLE 0x80 - -struct regulator; - -/** - * struct regulator_bulk_data - Data used for bulk regulator operations. - * - * @supply: The name of the supply. Initialised by the user before - * using the bulk regulator APIs. - * @consumer: The regulator consumer for the supply. This will be managed - * by the bulk API. - * - * The regulator APIs provide a series of regulator_bulk_() API calls as - * a convenience to consumers which require multiple supplies. This - * structure is used to manage data for these calls. - */ -struct regulator_bulk_data { - const char *supply; - struct regulator *consumer; - - /* private: Internal use */ - int ret; -}; - -#if defined(CONFIG_REGULATOR) - -/* regulator get and put */ -struct regulator *__must_check regulator_get(struct device *dev, - const char *id); -struct regulator *__must_check devm_regulator_get(struct device *dev, - const char *id); -struct regulator *__must_check regulator_get_exclusive(struct device *dev, - const char *id); -void regulator_put(struct regulator *regulator); -void devm_regulator_put(struct regulator *regulator); - -/* regulator output control and status */ -int regulator_enable(struct regulator *regulator); -int regulator_disable(struct regulator *regulator); -int regulator_force_disable(struct regulator *regulator); -int regulator_is_enabled(struct regulator *regulator); -int regulator_disable_deferred(struct regulator *regulator, int ms); - -int regulator_bulk_get(struct device *dev, int num_consumers, - struct regulator_bulk_data *consumers); -int devm_regulator_bulk_get(struct device *dev, int num_consumers, - struct regulator_bulk_data *consumers); -int regulator_bulk_enable(int num_consumers, - struct regulator_bulk_data *consumers); -int regulator_bulk_disable(int num_consumers, - struct regulator_bulk_data *consumers); -int regulator_bulk_force_disable(int num_consumers, - struct regulator_bulk_data *consumers); -void regulator_bulk_free(int num_consumers, - struct regulator_bulk_data *consumers); - -int regulator_count_voltages(struct regulator *regulator); -int regulator_list_voltage(struct regulator *regulator, unsigned selector); -int regulator_is_supported_voltage(struct regulator *regulator, - int min_uV, int max_uV); -int regulator_set_voltage(struct regulator *regulator, int min_uV, int max_uV); -int regulator_set_voltage_time(struct regulator *regulator, - int old_uV, int new_uV); -int regulator_get_voltage(struct regulator *regulator); -int regulator_sync_voltage(struct regulator *regulator); -int regulator_set_current_limit(struct regulator *regulator, - int min_uA, int max_uA); -int regulator_get_current_limit(struct regulator *regulator); - -int regulator_set_mode(struct regulator *regulator, unsigned int mode); -unsigned int regulator_get_mode(struct regulator *regulator); -int regulator_set_optimum_mode(struct regulator *regulator, int load_uA); - -/* regulator notifier block */ -int regulator_register_notifier(struct regulator *regulator, - struct notifier_block *nb); -int regulator_unregister_notifier(struct regulator *regulator, - struct notifier_block *nb); - -/* driver data - core doesn't touch */ -void *regulator_get_drvdata(struct regulator *regulator); -void regulator_set_drvdata(struct regulator *regulator, void *data); - -#else - -/* - * Make sure client drivers will still build on systems with no software - * controllable voltage or current regulators. - */ -static inline struct regulator *__must_check regulator_get(struct device *dev, - const char *id) -{ - /* Nothing except the stubbed out regulator API should be - * looking at the value except to check if it is an error - * value. Drivers are free to handle NULL specifically by - * skipping all regulator API calls, but they don't have to. - * Drivers which don't, should make sure they properly handle - * corner cases of the API, such as regulator_get_voltage() - * returning 0. - */ - return NULL; -} - -static inline struct regulator *__must_check -devm_regulator_get(struct device *dev, const char *id) -{ - return NULL; -} - -static inline void regulator_put(struct regulator *regulator) -{ -} - -static inline void devm_regulator_put(struct regulator *regulator) -{ -} - -static inline int regulator_enable(struct regulator *regulator) -{ - return 0; -} - -static inline int regulator_disable(struct regulator *regulator) -{ - return 0; -} - -static inline int regulator_force_disable(struct regulator *regulator) -{ - return 0; -} - -static inline int regulator_disable_deferred(struct regulator *regulator, - int ms) -{ - return 0; -} - -static inline int regulator_is_enabled(struct regulator *regulator) -{ - return 1; -} - -static inline int regulator_bulk_get(struct device *dev, - int num_consumers, - struct regulator_bulk_data *consumers) -{ - return 0; -} - -static inline int devm_regulator_bulk_get(struct device *dev, int num_consumers, - struct regulator_bulk_data *consumers) -{ - return 0; -} - -static inline int regulator_bulk_enable(int num_consumers, - struct regulator_bulk_data *consumers) -{ - return 0; -} - -static inline int regulator_bulk_disable(int num_consumers, - struct regulator_bulk_data *consumers) -{ - return 0; -} - -static inline int regulator_bulk_force_disable(int num_consumers, - struct regulator_bulk_data *consumers) -{ - return 0; -} - -static inline void regulator_bulk_free(int num_consumers, - struct regulator_bulk_data *consumers) -{ -} - -static inline int regulator_set_voltage(struct regulator *regulator, - int min_uV, int max_uV) -{ - return 0; -} - -static inline int regulator_get_voltage(struct regulator *regulator) -{ - return 0; -} - -static inline int regulator_set_current_limit(struct regulator *regulator, - int min_uA, int max_uA) -{ - return 0; -} - -static inline int regulator_get_current_limit(struct regulator *regulator) -{ - return 0; -} - -static inline int regulator_set_mode(struct regulator *regulator, - unsigned int mode) -{ - return 0; -} - -static inline unsigned int regulator_get_mode(struct regulator *regulator) -{ - return REGULATOR_MODE_NORMAL; -} - -static inline int regulator_set_optimum_mode(struct regulator *regulator, - int load_uA) -{ - return REGULATOR_MODE_NORMAL; -} - -static inline int regulator_register_notifier(struct regulator *regulator, - struct notifier_block *nb) -{ - return 0; -} - -static inline int regulator_unregister_notifier(struct regulator *regulator, - struct notifier_block *nb) -{ - return 0; -} - -static inline void *regulator_get_drvdata(struct regulator *regulator) -{ - return NULL; -} - -static inline void regulator_set_drvdata(struct regulator *regulator, - void *data) -{ -} - -#endif - -#endif |