Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 1 | /* |
| 2 | * Universal power supply monitor class |
| 3 | * |
| 4 | * Copyright © 2007 Anton Vorontsov <cbou@mail.ru> |
| 5 | * Copyright © 2004 Szabolcs Gyurko |
| 6 | * Copyright © 2003 Ian Molton <spyro@f2s.com> |
| 7 | * |
| 8 | * Modified: 2004, Oct Szabolcs Gyurko |
| 9 | * |
| 10 | * You may use this code as per GPL version 2 |
| 11 | */ |
| 12 | |
| 13 | #ifndef __LINUX_POWER_SUPPLY_H__ |
| 14 | #define __LINUX_POWER_SUPPLY_H__ |
| 15 | |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 16 | #include <linux/workqueue.h> |
| 17 | #include <linux/leds.h> |
Zoran Markovic | 948dcf9 | 2013-08-02 13:38:02 -0700 | [diff] [blame] | 18 | #include <linux/spinlock.h> |
Pali Rohár | d36240d | 2013-11-19 11:18:03 +0100 | [diff] [blame] | 19 | #include <linux/notifier.h> |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 20 | |
Paul Gortmaker | 313162d | 2012-01-30 11:46:54 -0500 | [diff] [blame] | 21 | struct device; |
| 22 | |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 23 | /* |
| 24 | * All voltages, currents, charges, energies, time and temperatures in uV, |
| 25 | * µA, µAh, µWh, seconds and tenths of degree Celsius unless otherwise |
| 26 | * stated. It's driver's job to convert its raw values to units in which |
| 27 | * this class operates. |
| 28 | */ |
| 29 | |
| 30 | /* |
| 31 | * For systems where the charger determines the maximum battery capacity |
| 32 | * the min and max fields should be used to present these values to user |
| 33 | * space. Unused/unknown fields will not appear in sysfs. |
| 34 | */ |
| 35 | |
| 36 | enum { |
| 37 | POWER_SUPPLY_STATUS_UNKNOWN = 0, |
| 38 | POWER_SUPPLY_STATUS_CHARGING, |
| 39 | POWER_SUPPLY_STATUS_DISCHARGING, |
| 40 | POWER_SUPPLY_STATUS_NOT_CHARGING, |
| 41 | POWER_SUPPLY_STATUS_FULL, |
| 42 | }; |
| 43 | |
| 44 | enum { |
Andres Salomon | ee8076e | 2009-07-02 09:45:18 -0400 | [diff] [blame] | 45 | POWER_SUPPLY_CHARGE_TYPE_UNKNOWN = 0, |
| 46 | POWER_SUPPLY_CHARGE_TYPE_NONE, |
| 47 | POWER_SUPPLY_CHARGE_TYPE_TRICKLE, |
| 48 | POWER_SUPPLY_CHARGE_TYPE_FAST, |
| 49 | }; |
| 50 | |
| 51 | enum { |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 52 | POWER_SUPPLY_HEALTH_UNKNOWN = 0, |
| 53 | POWER_SUPPLY_HEALTH_GOOD, |
| 54 | POWER_SUPPLY_HEALTH_OVERHEAT, |
| 55 | POWER_SUPPLY_HEALTH_DEAD, |
| 56 | POWER_SUPPLY_HEALTH_OVERVOLTAGE, |
| 57 | POWER_SUPPLY_HEALTH_UNSPEC_FAILURE, |
Mark Brown | 7e386e6 | 2008-11-30 22:43:21 +0100 | [diff] [blame] | 58 | POWER_SUPPLY_HEALTH_COLD, |
Ramakrishna Pallala | a05be99 | 2012-11-30 13:57:46 +0530 | [diff] [blame] | 59 | POWER_SUPPLY_HEALTH_WATCHDOG_TIMER_EXPIRE, |
| 60 | POWER_SUPPLY_HEALTH_SAFETY_TIMER_EXPIRE, |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 61 | }; |
| 62 | |
| 63 | enum { |
| 64 | POWER_SUPPLY_TECHNOLOGY_UNKNOWN = 0, |
| 65 | POWER_SUPPLY_TECHNOLOGY_NiMH, |
| 66 | POWER_SUPPLY_TECHNOLOGY_LION, |
| 67 | POWER_SUPPLY_TECHNOLOGY_LIPO, |
| 68 | POWER_SUPPLY_TECHNOLOGY_LiFe, |
| 69 | POWER_SUPPLY_TECHNOLOGY_NiCd, |
Dmitry Baryshkov | c7cc930 | 2008-01-07 04:12:41 +0300 | [diff] [blame] | 70 | POWER_SUPPLY_TECHNOLOGY_LiMn, |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 71 | }; |
| 72 | |
Andres Salomon | b294a29 | 2009-06-30 02:13:01 -0400 | [diff] [blame] | 73 | enum { |
| 74 | POWER_SUPPLY_CAPACITY_LEVEL_UNKNOWN = 0, |
| 75 | POWER_SUPPLY_CAPACITY_LEVEL_CRITICAL, |
| 76 | POWER_SUPPLY_CAPACITY_LEVEL_LOW, |
| 77 | POWER_SUPPLY_CAPACITY_LEVEL_NORMAL, |
| 78 | POWER_SUPPLY_CAPACITY_LEVEL_HIGH, |
| 79 | POWER_SUPPLY_CAPACITY_LEVEL_FULL, |
| 80 | }; |
| 81 | |
Jeremy Fitzhardinge | 25a0bc2 | 2011-12-07 11:24:20 -0800 | [diff] [blame] | 82 | enum { |
| 83 | POWER_SUPPLY_SCOPE_UNKNOWN = 0, |
| 84 | POWER_SUPPLY_SCOPE_SYSTEM, |
| 85 | POWER_SUPPLY_SCOPE_DEVICE, |
| 86 | }; |
| 87 | |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 88 | enum power_supply_property { |
| 89 | /* Properties of type `int' */ |
| 90 | POWER_SUPPLY_PROP_STATUS = 0, |
Andres Salomon | ee8076e | 2009-07-02 09:45:18 -0400 | [diff] [blame] | 91 | POWER_SUPPLY_PROP_CHARGE_TYPE, |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 92 | POWER_SUPPLY_PROP_HEALTH, |
| 93 | POWER_SUPPLY_PROP_PRESENT, |
| 94 | POWER_SUPPLY_PROP_ONLINE, |
Ramakrishna Pallala | b1b5687 | 2012-08-23 06:50:21 +0530 | [diff] [blame] | 95 | POWER_SUPPLY_PROP_AUTHENTIC, |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 96 | POWER_SUPPLY_PROP_TECHNOLOGY, |
Alexey Starikovskiy | c955fe8 | 2009-10-15 14:31:30 +0400 | [diff] [blame] | 97 | POWER_SUPPLY_PROP_CYCLE_COUNT, |
Dmitry Baryshkov | c7cc930 | 2008-01-07 04:12:41 +0300 | [diff] [blame] | 98 | POWER_SUPPLY_PROP_VOLTAGE_MAX, |
| 99 | POWER_SUPPLY_PROP_VOLTAGE_MIN, |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 100 | POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN, |
| 101 | POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN, |
| 102 | POWER_SUPPLY_PROP_VOLTAGE_NOW, |
| 103 | POWER_SUPPLY_PROP_VOLTAGE_AVG, |
Ramakrishna Pallala | a2ebfe2 | 2012-04-10 16:21:20 +0530 | [diff] [blame] | 104 | POWER_SUPPLY_PROP_VOLTAGE_OCV, |
Heikki Krogerus | fe3f6d0 | 2010-10-04 10:51:38 +0300 | [diff] [blame] | 105 | POWER_SUPPLY_PROP_CURRENT_MAX, |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 106 | POWER_SUPPLY_PROP_CURRENT_NOW, |
| 107 | POWER_SUPPLY_PROP_CURRENT_AVG, |
Alexey Starikovskiy | 7faa144 | 2009-03-27 22:23:52 -0400 | [diff] [blame] | 108 | POWER_SUPPLY_PROP_POWER_NOW, |
| 109 | POWER_SUPPLY_PROP_POWER_AVG, |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 110 | POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN, |
| 111 | POWER_SUPPLY_PROP_CHARGE_EMPTY_DESIGN, |
| 112 | POWER_SUPPLY_PROP_CHARGE_FULL, |
| 113 | POWER_SUPPLY_PROP_CHARGE_EMPTY, |
| 114 | POWER_SUPPLY_PROP_CHARGE_NOW, |
| 115 | POWER_SUPPLY_PROP_CHARGE_AVG, |
Andres Salomon | 8e552c3 | 2008-05-12 21:46:29 -0400 | [diff] [blame] | 116 | POWER_SUPPLY_PROP_CHARGE_COUNTER, |
Ramakrishna Pallala | 3824c47 | 2012-05-06 18:16:44 +0530 | [diff] [blame] | 117 | POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT, |
Ramakrishna Pallala | 2815b78 | 2012-07-30 12:49:21 +0530 | [diff] [blame] | 118 | POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX, |
Ramakrishna Pallala | 3824c47 | 2012-05-06 18:16:44 +0530 | [diff] [blame] | 119 | POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE, |
Ramakrishna Pallala | 2815b78 | 2012-07-30 12:49:21 +0530 | [diff] [blame] | 120 | POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE_MAX, |
Ramakrishna Pallala | ea2ce92 | 2012-10-09 22:25:29 +0530 | [diff] [blame] | 121 | POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT, |
| 122 | POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT_MAX, |
Jenny TC | 6bb1d27 | 2014-07-08 11:34:18 +0530 | [diff] [blame] | 123 | POWER_SUPPLY_PROP_INPUT_CURRENT_LIMIT, |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 124 | POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN, |
| 125 | POWER_SUPPLY_PROP_ENERGY_EMPTY_DESIGN, |
| 126 | POWER_SUPPLY_PROP_ENERGY_FULL, |
| 127 | POWER_SUPPLY_PROP_ENERGY_EMPTY, |
| 128 | POWER_SUPPLY_PROP_ENERGY_NOW, |
| 129 | POWER_SUPPLY_PROP_ENERGY_AVG, |
| 130 | POWER_SUPPLY_PROP_CAPACITY, /* in percents! */ |
Ramakrishna Pallala | e908c41 | 2012-07-05 16:59:12 +0530 | [diff] [blame] | 131 | POWER_SUPPLY_PROP_CAPACITY_ALERT_MIN, /* in percents! */ |
| 132 | POWER_SUPPLY_PROP_CAPACITY_ALERT_MAX, /* in percents! */ |
Andres Salomon | b294a29 | 2009-06-30 02:13:01 -0400 | [diff] [blame] | 133 | POWER_SUPPLY_PROP_CAPACITY_LEVEL, |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 134 | POWER_SUPPLY_PROP_TEMP, |
Jenny TC | 6bb1d27 | 2014-07-08 11:34:18 +0530 | [diff] [blame] | 135 | POWER_SUPPLY_PROP_TEMP_MAX, |
| 136 | POWER_SUPPLY_PROP_TEMP_MIN, |
Ramakrishna Pallala | e908c41 | 2012-07-05 16:59:12 +0530 | [diff] [blame] | 137 | POWER_SUPPLY_PROP_TEMP_ALERT_MIN, |
| 138 | POWER_SUPPLY_PROP_TEMP_ALERT_MAX, |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 139 | POWER_SUPPLY_PROP_TEMP_AMBIENT, |
Ramakrishna Pallala | e908c41 | 2012-07-05 16:59:12 +0530 | [diff] [blame] | 140 | POWER_SUPPLY_PROP_TEMP_AMBIENT_ALERT_MIN, |
| 141 | POWER_SUPPLY_PROP_TEMP_AMBIENT_ALERT_MAX, |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 142 | POWER_SUPPLY_PROP_TIME_TO_EMPTY_NOW, |
| 143 | POWER_SUPPLY_PROP_TIME_TO_EMPTY_AVG, |
| 144 | POWER_SUPPLY_PROP_TIME_TO_FULL_NOW, |
| 145 | POWER_SUPPLY_PROP_TIME_TO_FULL_AVG, |
Anton Vorontsov | 5f487cd | 2010-05-18 21:49:51 +0200 | [diff] [blame] | 146 | POWER_SUPPLY_PROP_TYPE, /* use power_supply.type instead */ |
Jeremy Fitzhardinge | 25a0bc2 | 2011-12-07 11:24:20 -0800 | [diff] [blame] | 147 | POWER_SUPPLY_PROP_SCOPE, |
Jenny TC | 6bb1d27 | 2014-07-08 11:34:18 +0530 | [diff] [blame] | 148 | POWER_SUPPLY_PROP_CHARGE_TERM_CURRENT, |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 149 | /* Properties of type `const char *' */ |
| 150 | POWER_SUPPLY_PROP_MODEL_NAME, |
| 151 | POWER_SUPPLY_PROP_MANUFACTURER, |
maximilian attems | 7c2670b | 2008-01-22 18:46:50 +0100 | [diff] [blame] | 152 | POWER_SUPPLY_PROP_SERIAL_NUMBER, |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 153 | }; |
| 154 | |
| 155 | enum power_supply_type { |
Kim, Milo | 9b88722 | 2011-11-30 23:08:33 -0800 | [diff] [blame] | 156 | POWER_SUPPLY_TYPE_UNKNOWN = 0, |
| 157 | POWER_SUPPLY_TYPE_BATTERY, |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 158 | POWER_SUPPLY_TYPE_UPS, |
| 159 | POWER_SUPPLY_TYPE_MAINS, |
Heikki Krogerus | 85efc8a | 2010-10-04 10:51:37 +0300 | [diff] [blame] | 160 | POWER_SUPPLY_TYPE_USB, /* Standard Downstream Port */ |
| 161 | POWER_SUPPLY_TYPE_USB_DCP, /* Dedicated Charging Port */ |
| 162 | POWER_SUPPLY_TYPE_USB_CDP, /* Charging Downstream Port */ |
| 163 | POWER_SUPPLY_TYPE_USB_ACA, /* Accessory Charger Adapters */ |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 164 | }; |
| 165 | |
Pali Rohár | d36240d | 2013-11-19 11:18:03 +0100 | [diff] [blame] | 166 | enum power_supply_notifier_events { |
| 167 | PSY_EVENT_PROP_CHANGED, |
| 168 | }; |
| 169 | |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 170 | union power_supply_propval { |
| 171 | int intval; |
| 172 | const char *strval; |
| 173 | }; |
| 174 | |
Anton Vorontsov | b50df95 | 2013-06-28 18:17:22 -0700 | [diff] [blame] | 175 | struct device_node; |
| 176 | |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 177 | struct power_supply { |
| 178 | const char *name; |
| 179 | enum power_supply_type type; |
| 180 | enum power_supply_property *properties; |
| 181 | size_t num_properties; |
| 182 | |
| 183 | char **supplied_to; |
| 184 | size_t num_supplicants; |
| 185 | |
Rhyland Klein | 5e0848c | 2013-04-01 17:45:54 -0400 | [diff] [blame] | 186 | char **supplied_from; |
| 187 | size_t num_supplies; |
Rhyland Klein | f6e0b08 | 2013-04-01 17:45:55 -0400 | [diff] [blame] | 188 | struct device_node *of_node; |
Rhyland Klein | 5e0848c | 2013-04-01 17:45:54 -0400 | [diff] [blame] | 189 | |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 190 | int (*get_property)(struct power_supply *psy, |
| 191 | enum power_supply_property psp, |
| 192 | union power_supply_propval *val); |
Daniel Mack | 0011d2d | 2010-05-18 21:49:52 +0200 | [diff] [blame] | 193 | int (*set_property)(struct power_supply *psy, |
| 194 | enum power_supply_property psp, |
| 195 | const union power_supply_propval *val); |
| 196 | int (*property_is_writeable)(struct power_supply *psy, |
| 197 | enum power_supply_property psp); |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 198 | void (*external_power_changed)(struct power_supply *psy); |
Daniel Mack | e5f5ccb | 2009-07-23 20:35:53 +0200 | [diff] [blame] | 199 | void (*set_charged)(struct power_supply *psy); |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 200 | |
| 201 | /* For APM emulation, think legacy userspace. */ |
| 202 | int use_for_apm; |
| 203 | |
| 204 | /* private */ |
| 205 | struct device *dev; |
| 206 | struct work_struct changed_work; |
Zoran Markovic | 948dcf9 | 2013-08-02 13:38:02 -0700 | [diff] [blame] | 207 | spinlock_t changed_lock; |
| 208 | bool changed; |
Jenny TC | 3be330b | 2012-05-09 20:36:47 +0530 | [diff] [blame] | 209 | #ifdef CONFIG_THERMAL |
| 210 | struct thermal_zone_device *tzd; |
Ramakrishna Pallala | 952aeeb3 | 2012-10-09 22:25:59 +0530 | [diff] [blame] | 211 | struct thermal_cooling_device *tcd; |
Jenny TC | 3be330b | 2012-05-09 20:36:47 +0530 | [diff] [blame] | 212 | #endif |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 213 | |
| 214 | #ifdef CONFIG_LEDS_TRIGGERS |
| 215 | struct led_trigger *charging_full_trig; |
| 216 | char *charging_full_trig_name; |
| 217 | struct led_trigger *charging_trig; |
| 218 | char *charging_trig_name; |
| 219 | struct led_trigger *full_trig; |
| 220 | char *full_trig_name; |
| 221 | struct led_trigger *online_trig; |
| 222 | char *online_trig_name; |
Vasily Khoruzhick | 6501f72 | 2011-01-07 18:28:17 +0200 | [diff] [blame] | 223 | struct led_trigger *charging_blink_full_solid_trig; |
| 224 | char *charging_blink_full_solid_trig_name; |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 225 | #endif |
| 226 | }; |
| 227 | |
| 228 | /* |
| 229 | * This is recommended structure to specify static power supply parameters. |
| 230 | * Generic one, parametrizable for different power supplies. Power supply |
| 231 | * class itself does not use it, but that's what implementing most platform |
| 232 | * drivers, should try reuse for consistency. |
| 233 | */ |
| 234 | |
| 235 | struct power_supply_info { |
| 236 | const char *name; |
| 237 | int technology; |
| 238 | int voltage_max_design; |
| 239 | int voltage_min_design; |
| 240 | int charge_full_design; |
| 241 | int charge_empty_design; |
| 242 | int energy_full_design; |
| 243 | int energy_empty_design; |
| 244 | int use_for_apm; |
| 245 | }; |
| 246 | |
Pali Rohár | d36240d | 2013-11-19 11:18:03 +0100 | [diff] [blame] | 247 | extern struct atomic_notifier_head power_supply_notifier; |
| 248 | extern int power_supply_reg_notifier(struct notifier_block *nb); |
| 249 | extern void power_supply_unreg_notifier(struct notifier_block *nb); |
Michał Mirosław | 9f3b795 | 2013-02-01 20:40:17 +0100 | [diff] [blame] | 250 | extern struct power_supply *power_supply_get_by_name(const char *name); |
Sebastian Reichel | abce977 | 2013-11-24 17:49:29 +0100 | [diff] [blame] | 251 | #ifdef CONFIG_OF |
| 252 | extern struct power_supply *power_supply_get_by_phandle(struct device_node *np, |
| 253 | const char *property); |
| 254 | #else /* !CONFIG_OF */ |
| 255 | static inline struct power_supply * |
| 256 | power_supply_get_by_phandle(struct device_node *np, const char *property) |
| 257 | { return NULL; } |
| 258 | #endif /* CONFIG_OF */ |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 259 | extern void power_supply_changed(struct power_supply *psy); |
| 260 | extern int power_supply_am_i_supplied(struct power_supply *psy); |
Daniel Mack | e5f5ccb | 2009-07-23 20:35:53 +0200 | [diff] [blame] | 261 | extern int power_supply_set_battery_charged(struct power_supply *psy); |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 262 | |
Anton Vorontsov | 0d4ed4e | 2012-05-04 21:06:19 -0700 | [diff] [blame] | 263 | #ifdef CONFIG_POWER_SUPPLY |
Matthew Garrett | 942ed16 | 2008-08-26 21:09:59 +0100 | [diff] [blame] | 264 | extern int power_supply_is_system_supplied(void); |
| 265 | #else |
| 266 | static inline int power_supply_is_system_supplied(void) { return -ENOSYS; } |
| 267 | #endif |
| 268 | |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 269 | extern int power_supply_register(struct device *parent, |
| 270 | struct power_supply *psy); |
Zhang Rui | 9113e26 | 2014-05-28 15:23:37 +0800 | [diff] [blame] | 271 | extern int power_supply_register_no_ws(struct device *parent, |
| 272 | struct power_supply *psy); |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 273 | extern void power_supply_unregister(struct power_supply *psy); |
Jeremy Fitzhardinge | 8351665 | 2011-12-07 09:15:45 -0800 | [diff] [blame] | 274 | extern int power_supply_powers(struct power_supply *psy, struct device *dev); |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 275 | |
| 276 | /* For APM emulation, think legacy userspace. */ |
| 277 | extern struct class *power_supply_class; |
| 278 | |
Rhyland Klein | 51d0756 | 2011-01-25 11:10:06 -0800 | [diff] [blame] | 279 | static inline bool power_supply_is_amp_property(enum power_supply_property psp) |
| 280 | { |
| 281 | switch (psp) { |
| 282 | case POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN: |
| 283 | case POWER_SUPPLY_PROP_CHARGE_EMPTY_DESIGN: |
| 284 | case POWER_SUPPLY_PROP_CHARGE_FULL: |
| 285 | case POWER_SUPPLY_PROP_CHARGE_EMPTY: |
| 286 | case POWER_SUPPLY_PROP_CHARGE_NOW: |
| 287 | case POWER_SUPPLY_PROP_CHARGE_AVG: |
| 288 | case POWER_SUPPLY_PROP_CHARGE_COUNTER: |
Ramakrishna Pallala | 3824c47 | 2012-05-06 18:16:44 +0530 | [diff] [blame] | 289 | case POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT: |
Ramakrishna Pallala | 2815b78 | 2012-07-30 12:49:21 +0530 | [diff] [blame] | 290 | case POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX: |
Rhyland Klein | 51d0756 | 2011-01-25 11:10:06 -0800 | [diff] [blame] | 291 | case POWER_SUPPLY_PROP_CURRENT_MAX: |
| 292 | case POWER_SUPPLY_PROP_CURRENT_NOW: |
| 293 | case POWER_SUPPLY_PROP_CURRENT_AVG: |
| 294 | return 1; |
| 295 | default: |
| 296 | break; |
| 297 | } |
| 298 | |
| 299 | return 0; |
| 300 | } |
| 301 | |
| 302 | static inline bool power_supply_is_watt_property(enum power_supply_property psp) |
| 303 | { |
| 304 | switch (psp) { |
| 305 | case POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN: |
| 306 | case POWER_SUPPLY_PROP_ENERGY_EMPTY_DESIGN: |
| 307 | case POWER_SUPPLY_PROP_ENERGY_FULL: |
| 308 | case POWER_SUPPLY_PROP_ENERGY_EMPTY: |
| 309 | case POWER_SUPPLY_PROP_ENERGY_NOW: |
| 310 | case POWER_SUPPLY_PROP_ENERGY_AVG: |
| 311 | case POWER_SUPPLY_PROP_VOLTAGE_MAX: |
| 312 | case POWER_SUPPLY_PROP_VOLTAGE_MIN: |
| 313 | case POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN: |
| 314 | case POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN: |
| 315 | case POWER_SUPPLY_PROP_VOLTAGE_NOW: |
| 316 | case POWER_SUPPLY_PROP_VOLTAGE_AVG: |
Ramakrishna Pallala | a2ebfe2 | 2012-04-10 16:21:20 +0530 | [diff] [blame] | 317 | case POWER_SUPPLY_PROP_VOLTAGE_OCV: |
Ramakrishna Pallala | 3824c47 | 2012-05-06 18:16:44 +0530 | [diff] [blame] | 318 | case POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE: |
Ramakrishna Pallala | 2815b78 | 2012-07-30 12:49:21 +0530 | [diff] [blame] | 319 | case POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE_MAX: |
Rhyland Klein | 35c9d26 | 2011-02-28 16:55:31 -0800 | [diff] [blame] | 320 | case POWER_SUPPLY_PROP_POWER_NOW: |
Rhyland Klein | 51d0756 | 2011-01-25 11:10:06 -0800 | [diff] [blame] | 321 | return 1; |
| 322 | default: |
| 323 | break; |
| 324 | } |
| 325 | |
| 326 | return 0; |
| 327 | } |
| 328 | |
Anton Vorontsov | 4a11b59 | 2007-05-04 00:27:45 +0400 | [diff] [blame] | 329 | #endif /* __LINUX_POWER_SUPPLY_H__ */ |