2007-05-04 00:27:45 +04:00
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/*
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* Universal power supply monitor class
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*
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* Copyright © 2007 Anton Vorontsov <cbou@mail.ru>
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* Copyright © 2004 Szabolcs Gyurko
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* Copyright © 2003 Ian Molton <spyro@f2s.com>
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*
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* Modified: 2004, Oct Szabolcs Gyurko
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*
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* You may use this code as per GPL version 2
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*/
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#ifndef __LINUX_POWER_SUPPLY_H__
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#define __LINUX_POWER_SUPPLY_H__
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2015-03-12 08:44:11 +01:00
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#include <linux/device.h>
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2007-05-04 00:27:45 +04:00
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#include <linux/workqueue.h>
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#include <linux/leds.h>
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2013-08-02 13:38:02 -07:00
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#include <linux/spinlock.h>
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2013-11-19 11:18:03 +01:00
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#include <linux/notifier.h>
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2013-12-12 15:59:09 -08:00
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#include <linux/types.h>
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2007-05-04 00:27:45 +04:00
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/*
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* All voltages, currents, charges, energies, time and temperatures in uV,
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* µA, µAh, µWh, seconds and tenths of degree Celsius unless otherwise
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* stated. It's driver's job to convert its raw values to units in which
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* this class operates.
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*/
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/*
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* For systems where the charger determines the maximum battery capacity
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* the min and max fields should be used to present these values to user
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* space. Unused/unknown fields will not appear in sysfs.
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*/
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enum {
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POWER_SUPPLY_STATUS_UNKNOWN = 0,
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POWER_SUPPLY_STATUS_CHARGING,
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POWER_SUPPLY_STATUS_DISCHARGING,
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POWER_SUPPLY_STATUS_NOT_CHARGING,
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POWER_SUPPLY_STATUS_FULL,
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};
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2009-07-02 09:45:18 -04:00
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enum {
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POWER_SUPPLY_CHARGE_TYPE_UNKNOWN = 0,
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POWER_SUPPLY_CHARGE_TYPE_NONE,
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POWER_SUPPLY_CHARGE_TYPE_TRICKLE,
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POWER_SUPPLY_CHARGE_TYPE_FAST,
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2016-01-22 16:34:58 -08:00
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POWER_SUPPLY_CHARGE_TYPE_TAPER,
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2009-07-02 09:45:18 -04:00
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};
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2007-05-04 00:27:45 +04:00
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enum {
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POWER_SUPPLY_HEALTH_UNKNOWN = 0,
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POWER_SUPPLY_HEALTH_GOOD,
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POWER_SUPPLY_HEALTH_OVERHEAT,
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POWER_SUPPLY_HEALTH_DEAD,
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POWER_SUPPLY_HEALTH_OVERVOLTAGE,
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POWER_SUPPLY_HEALTH_UNSPEC_FAILURE,
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2008-11-30 22:43:21 +01:00
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POWER_SUPPLY_HEALTH_COLD,
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2012-11-30 13:57:46 +05:30
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POWER_SUPPLY_HEALTH_WATCHDOG_TIMER_EXPIRE,
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POWER_SUPPLY_HEALTH_SAFETY_TIMER_EXPIRE,
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2016-01-22 16:34:58 -08:00
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POWER_SUPPLY_HEALTH_WARM,
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POWER_SUPPLY_HEALTH_COOL,
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2007-05-04 00:27:45 +04:00
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};
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enum {
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POWER_SUPPLY_TECHNOLOGY_UNKNOWN = 0,
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POWER_SUPPLY_TECHNOLOGY_NiMH,
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POWER_SUPPLY_TECHNOLOGY_LION,
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POWER_SUPPLY_TECHNOLOGY_LIPO,
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POWER_SUPPLY_TECHNOLOGY_LiFe,
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POWER_SUPPLY_TECHNOLOGY_NiCd,
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2008-01-07 04:12:41 +03:00
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POWER_SUPPLY_TECHNOLOGY_LiMn,
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2007-05-04 00:27:45 +04:00
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};
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2009-06-30 02:13:01 -04:00
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enum {
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POWER_SUPPLY_CAPACITY_LEVEL_UNKNOWN = 0,
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POWER_SUPPLY_CAPACITY_LEVEL_CRITICAL,
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POWER_SUPPLY_CAPACITY_LEVEL_LOW,
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POWER_SUPPLY_CAPACITY_LEVEL_NORMAL,
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POWER_SUPPLY_CAPACITY_LEVEL_HIGH,
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POWER_SUPPLY_CAPACITY_LEVEL_FULL,
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};
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2011-12-07 11:24:20 -08:00
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enum {
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POWER_SUPPLY_SCOPE_UNKNOWN = 0,
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POWER_SUPPLY_SCOPE_SYSTEM,
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POWER_SUPPLY_SCOPE_DEVICE,
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};
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2016-01-22 16:34:58 -08:00
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enum {
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POWER_SUPPLY_DP_DM_UNKNOWN = 0,
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POWER_SUPPLY_DP_DM_PREPARE = 1,
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POWER_SUPPLY_DP_DM_UNPREPARE = 2,
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POWER_SUPPLY_DP_DM_CONFIRMED_HVDCP3 = 3,
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POWER_SUPPLY_DP_DM_DP_PULSE = 4,
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POWER_SUPPLY_DP_DM_DM_PULSE = 5,
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POWER_SUPPLY_DP_DM_DP0P6_DMF = 6,
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POWER_SUPPLY_DP_DM_DP0P6_DM3P3 = 7,
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POWER_SUPPLY_DP_DM_DPF_DMF = 8,
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POWER_SUPPLY_DP_DM_DPR_DMR = 9,
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POWER_SUPPLY_DP_DM_HVDCP3_SUPPORTED = 10,
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POWER_SUPPLY_DP_DM_ICL_DOWN = 11,
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POWER_SUPPLY_DP_DM_ICL_UP = 12,
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};
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2007-05-04 00:27:45 +04:00
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enum power_supply_property {
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/* Properties of type `int' */
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POWER_SUPPLY_PROP_STATUS = 0,
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2009-07-02 09:45:18 -04:00
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POWER_SUPPLY_PROP_CHARGE_TYPE,
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2007-05-04 00:27:45 +04:00
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POWER_SUPPLY_PROP_HEALTH,
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POWER_SUPPLY_PROP_PRESENT,
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POWER_SUPPLY_PROP_ONLINE,
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2012-08-23 06:50:21 +05:30
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POWER_SUPPLY_PROP_AUTHENTIC,
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2007-05-04 00:27:45 +04:00
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POWER_SUPPLY_PROP_TECHNOLOGY,
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2009-10-15 14:31:30 +04:00
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POWER_SUPPLY_PROP_CYCLE_COUNT,
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2008-01-07 04:12:41 +03:00
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POWER_SUPPLY_PROP_VOLTAGE_MAX,
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POWER_SUPPLY_PROP_VOLTAGE_MIN,
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2007-05-04 00:27:45 +04:00
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POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN,
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POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN,
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POWER_SUPPLY_PROP_VOLTAGE_NOW,
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POWER_SUPPLY_PROP_VOLTAGE_AVG,
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2012-04-10 16:21:20 +05:30
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POWER_SUPPLY_PROP_VOLTAGE_OCV,
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2014-08-27 23:44:08 +05:30
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POWER_SUPPLY_PROP_VOLTAGE_BOOT,
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2010-10-04 10:51:38 +03:00
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POWER_SUPPLY_PROP_CURRENT_MAX,
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2007-05-04 00:27:45 +04:00
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POWER_SUPPLY_PROP_CURRENT_NOW,
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POWER_SUPPLY_PROP_CURRENT_AVG,
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2014-08-27 23:44:08 +05:30
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POWER_SUPPLY_PROP_CURRENT_BOOT,
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2009-03-27 22:23:52 -04:00
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POWER_SUPPLY_PROP_POWER_NOW,
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POWER_SUPPLY_PROP_POWER_AVG,
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2007-05-04 00:27:45 +04:00
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POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN,
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POWER_SUPPLY_PROP_CHARGE_EMPTY_DESIGN,
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POWER_SUPPLY_PROP_CHARGE_FULL,
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POWER_SUPPLY_PROP_CHARGE_EMPTY,
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POWER_SUPPLY_PROP_CHARGE_NOW,
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2016-01-22 16:34:58 -08:00
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POWER_SUPPLY_PROP_CHARGE_NOW_RAW,
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POWER_SUPPLY_PROP_CHARGE_NOW_ERROR,
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2007-05-04 00:27:45 +04:00
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POWER_SUPPLY_PROP_CHARGE_AVG,
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2008-05-12 21:46:29 -04:00
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POWER_SUPPLY_PROP_CHARGE_COUNTER,
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2012-05-06 18:16:44 +05:30
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POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT,
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2012-07-30 12:49:21 +05:30
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POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX,
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2012-05-06 18:16:44 +05:30
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POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE,
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2012-07-30 12:49:21 +05:30
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POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE_MAX,
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2012-10-09 22:25:29 +05:30
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POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT,
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POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT_MAX,
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2014-07-08 11:34:18 +05:30
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POWER_SUPPLY_PROP_INPUT_CURRENT_LIMIT,
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2007-05-04 00:27:45 +04:00
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POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN,
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POWER_SUPPLY_PROP_ENERGY_EMPTY_DESIGN,
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POWER_SUPPLY_PROP_ENERGY_FULL,
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POWER_SUPPLY_PROP_ENERGY_EMPTY,
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POWER_SUPPLY_PROP_ENERGY_NOW,
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POWER_SUPPLY_PROP_ENERGY_AVG,
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POWER_SUPPLY_PROP_CAPACITY, /* in percents! */
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2012-07-05 16:59:12 +05:30
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POWER_SUPPLY_PROP_CAPACITY_ALERT_MIN, /* in percents! */
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POWER_SUPPLY_PROP_CAPACITY_ALERT_MAX, /* in percents! */
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2009-06-30 02:13:01 -04:00
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POWER_SUPPLY_PROP_CAPACITY_LEVEL,
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2016-01-22 16:34:58 -08:00
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POWER_SUPPLY_PROP_CAPACITY_RAW,
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2007-05-04 00:27:45 +04:00
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POWER_SUPPLY_PROP_TEMP,
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2014-07-08 11:34:18 +05:30
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POWER_SUPPLY_PROP_TEMP_MAX,
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POWER_SUPPLY_PROP_TEMP_MIN,
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2012-07-05 16:59:12 +05:30
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POWER_SUPPLY_PROP_TEMP_ALERT_MIN,
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POWER_SUPPLY_PROP_TEMP_ALERT_MAX,
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2007-05-04 00:27:45 +04:00
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POWER_SUPPLY_PROP_TEMP_AMBIENT,
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2012-07-05 16:59:12 +05:30
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POWER_SUPPLY_PROP_TEMP_AMBIENT_ALERT_MIN,
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POWER_SUPPLY_PROP_TEMP_AMBIENT_ALERT_MAX,
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2007-05-04 00:27:45 +04:00
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POWER_SUPPLY_PROP_TIME_TO_EMPTY_NOW,
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POWER_SUPPLY_PROP_TIME_TO_EMPTY_AVG,
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POWER_SUPPLY_PROP_TIME_TO_FULL_NOW,
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POWER_SUPPLY_PROP_TIME_TO_FULL_AVG,
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2010-05-18 21:49:51 +02:00
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POWER_SUPPLY_PROP_TYPE, /* use power_supply.type instead */
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2011-12-07 11:24:20 -08:00
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POWER_SUPPLY_PROP_SCOPE,
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2014-07-08 11:34:18 +05:30
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POWER_SUPPLY_PROP_CHARGE_TERM_CURRENT,
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2014-08-27 23:44:08 +05:30
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POWER_SUPPLY_PROP_CALIBRATE,
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2012-07-12 20:27:16 -07:00
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/* Local extensions */
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POWER_SUPPLY_PROP_USB_HC,
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2012-07-13 13:30:04 -07:00
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POWER_SUPPLY_PROP_USB_OTG,
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2016-01-22 16:34:58 -08:00
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POWER_SUPPLY_PROP_BATTERY_CHARGING_ENABLED,
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POWER_SUPPLY_PROP_CHARGING_ENABLED,
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2016-08-31 16:07:30 -07:00
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POWER_SUPPLY_PROP_STEP_CHARGING_ENABLED,
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POWER_SUPPLY_PROP_STEP_CHARGING_STEP,
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2016-08-02 13:43:58 -07:00
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POWER_SUPPLY_PROP_PIN_ENABLED,
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2016-04-01 10:48:01 -07:00
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POWER_SUPPLY_PROP_INPUT_SUSPEND,
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2016-01-22 16:34:58 -08:00
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POWER_SUPPLY_PROP_INPUT_VOLTAGE_REGULATION,
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POWER_SUPPLY_PROP_INPUT_CURRENT_MAX,
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POWER_SUPPLY_PROP_INPUT_CURRENT_TRIM,
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POWER_SUPPLY_PROP_INPUT_CURRENT_SETTLED,
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POWER_SUPPLY_PROP_VCHG_LOOP_DBC_BYPASS,
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POWER_SUPPLY_PROP_CHARGE_COUNTER_SHADOW,
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POWER_SUPPLY_PROP_HI_POWER,
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POWER_SUPPLY_PROP_LOW_POWER,
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POWER_SUPPLY_PROP_COOL_TEMP,
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POWER_SUPPLY_PROP_WARM_TEMP,
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POWER_SUPPLY_PROP_SYSTEM_TEMP_LEVEL,
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POWER_SUPPLY_PROP_RESISTANCE,
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POWER_SUPPLY_PROP_RESISTANCE_CAPACITIVE,
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POWER_SUPPLY_PROP_RESISTANCE_ID, /* in Ohms */
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POWER_SUPPLY_PROP_RESISTANCE_NOW,
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POWER_SUPPLY_PROP_FLASH_CURRENT_MAX,
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POWER_SUPPLY_PROP_UPDATE_NOW,
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POWER_SUPPLY_PROP_ESR_COUNT,
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2016-10-05 15:45:32 -07:00
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POWER_SUPPLY_PROP_BUCK_FREQ,
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2016-12-05 09:58:12 -08:00
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POWER_SUPPLY_PROP_BOOST_CURRENT,
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2016-01-22 16:34:58 -08:00
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POWER_SUPPLY_PROP_SAFETY_TIMER_ENABLE,
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POWER_SUPPLY_PROP_CHARGE_DONE,
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POWER_SUPPLY_PROP_FLASH_ACTIVE,
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POWER_SUPPLY_PROP_FLASH_TRIGGER,
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POWER_SUPPLY_PROP_FORCE_TLIM,
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POWER_SUPPLY_PROP_DP_DM,
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POWER_SUPPLY_PROP_INPUT_CURRENT_LIMITED,
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POWER_SUPPLY_PROP_INPUT_CURRENT_NOW,
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POWER_SUPPLY_PROP_RERUN_AICL,
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POWER_SUPPLY_PROP_CYCLE_COUNT_ID,
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POWER_SUPPLY_PROP_SAFETY_TIMER_EXPIRED,
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POWER_SUPPLY_PROP_RESTRICTED_CHARGING,
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POWER_SUPPLY_PROP_CURRENT_CAPABILITY,
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POWER_SUPPLY_PROP_TYPEC_MODE,
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2016-02-29 11:41:58 -08:00
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POWER_SUPPLY_PROP_TYPEC_CC_ORIENTATION, /* 0: N/C, 1: CC1, 2: CC2 */
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POWER_SUPPLY_PROP_TYPEC_POWER_ROLE,
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POWER_SUPPLY_PROP_PD_ALLOWED,
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POWER_SUPPLY_PROP_PD_ACTIVE,
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2016-09-30 17:32:01 -07:00
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POWER_SUPPLY_PROP_PD_IN_HARD_RESET,
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POWER_SUPPLY_PROP_PD_CURRENT_MAX,
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POWER_SUPPLY_PROP_PD_USB_SUSPEND_SUPPORTED,
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2016-07-28 13:42:49 -07:00
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POWER_SUPPLY_PROP_CHARGER_TEMP,
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POWER_SUPPLY_PROP_CHARGER_TEMP_MAX,
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2016-10-06 11:48:31 -07:00
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POWER_SUPPLY_PROP_PARALLEL_DISABLE,
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2016-10-10 19:27:32 -07:00
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POWER_SUPPLY_PROP_PARALLEL_PERCENT,
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2016-10-17 16:51:36 -07:00
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POWER_SUPPLY_PROP_PE_START,
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2016-11-22 12:50:25 +08:00
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POWER_SUPPLY_PROP_SET_SHIP_MODE,
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2016-12-14 15:05:22 -08:00
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POWER_SUPPLY_PROP_SOC_REPORTING_READY,
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2013-12-12 15:59:09 -08:00
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/* Local extensions of type int64_t */
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POWER_SUPPLY_PROP_CHARGE_COUNTER_EXT,
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2007-05-04 00:27:45 +04:00
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/* Properties of type `const char *' */
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POWER_SUPPLY_PROP_MODEL_NAME,
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POWER_SUPPLY_PROP_MANUFACTURER,
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2008-01-22 18:46:50 +01:00
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POWER_SUPPLY_PROP_SERIAL_NUMBER,
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2016-01-22 16:34:58 -08:00
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POWER_SUPPLY_PROP_BATTERY_TYPE,
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2007-05-04 00:27:45 +04:00
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};
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enum power_supply_type {
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2011-11-30 23:08:33 -08:00
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POWER_SUPPLY_TYPE_UNKNOWN = 0,
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POWER_SUPPLY_TYPE_BATTERY,
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2007-05-04 00:27:45 +04:00
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POWER_SUPPLY_TYPE_UPS,
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POWER_SUPPLY_TYPE_MAINS,
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2010-10-04 10:51:37 +03:00
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|
|
POWER_SUPPLY_TYPE_USB, /* Standard Downstream Port */
|
|
|
|
POWER_SUPPLY_TYPE_USB_DCP, /* Dedicated Charging Port */
|
|
|
|
POWER_SUPPLY_TYPE_USB_CDP, /* Charging Downstream Port */
|
|
|
|
POWER_SUPPLY_TYPE_USB_ACA, /* Accessory Charger Adapters */
|
2016-01-22 16:34:58 -08:00
|
|
|
POWER_SUPPLY_TYPE_USB_HVDCP, /* High Voltage DCP */
|
|
|
|
POWER_SUPPLY_TYPE_USB_HVDCP_3, /* Efficient High Voltage DCP */
|
2016-02-29 11:41:58 -08:00
|
|
|
POWER_SUPPLY_TYPE_USB_PD, /* Power Delivery */
|
2016-01-22 16:34:58 -08:00
|
|
|
POWER_SUPPLY_TYPE_WIRELESS, /* Accessory Charger Adapters */
|
|
|
|
POWER_SUPPLY_TYPE_BMS, /* Battery Monitor System */
|
|
|
|
POWER_SUPPLY_TYPE_USB_PARALLEL, /* USB Parallel Path */
|
|
|
|
POWER_SUPPLY_TYPE_WIPOWER, /* Wipower */
|
|
|
|
POWER_SUPPLY_TYPE_TYPEC, /*Type-C */
|
|
|
|
POWER_SUPPLY_TYPE_UFP, /* Type-C UFP */
|
|
|
|
POWER_SUPPLY_TYPE_DFP, /* TYpe-C DFP */
|
2007-05-04 00:27:45 +04:00
|
|
|
};
|
|
|
|
|
2016-02-29 11:41:58 -08:00
|
|
|
/* Indicates USB Type-C CC connection status */
|
|
|
|
enum power_supply_typec_mode {
|
|
|
|
POWER_SUPPLY_TYPEC_NONE,
|
|
|
|
|
|
|
|
/* Acting as source */
|
|
|
|
POWER_SUPPLY_TYPEC_SINK, /* Rd only */
|
|
|
|
POWER_SUPPLY_TYPEC_SINK_POWERED_CABLE, /* Rd/Ra */
|
|
|
|
POWER_SUPPLY_TYPEC_SINK_DEBUG_ACCESSORY, /* Rd/Rd */
|
|
|
|
POWER_SUPPLY_TYPEC_SINK_AUDIO_ADAPTER, /* Ra/Ra */
|
|
|
|
POWER_SUPPLY_TYPEC_POWERED_CABLE_ONLY, /* Ra only */
|
|
|
|
|
|
|
|
/* Acting as sink */
|
|
|
|
POWER_SUPPLY_TYPEC_SOURCE_DEFAULT, /* Rp default */
|
|
|
|
POWER_SUPPLY_TYPEC_SOURCE_MEDIUM, /* Rp 1.5A */
|
|
|
|
POWER_SUPPLY_TYPEC_SOURCE_HIGH, /* Rp 3A */
|
|
|
|
POWER_SUPPLY_TYPEC_NON_COMPLIANT,
|
|
|
|
};
|
|
|
|
|
|
|
|
enum power_supply_typec_power_role {
|
|
|
|
POWER_SUPPLY_TYPEC_PR_NONE, /* CC lines in high-Z */
|
|
|
|
POWER_SUPPLY_TYPEC_PR_DUAL,
|
|
|
|
POWER_SUPPLY_TYPEC_PR_SINK,
|
|
|
|
POWER_SUPPLY_TYPEC_PR_SOURCE,
|
|
|
|
};
|
|
|
|
|
2013-11-19 11:18:03 +01:00
|
|
|
enum power_supply_notifier_events {
|
|
|
|
PSY_EVENT_PROP_CHANGED,
|
|
|
|
};
|
|
|
|
|
2016-03-02 06:54:44 +05:30
|
|
|
enum vmbms_power_usecase {
|
|
|
|
VMBMS_IGNORE_ALL_BIT = 1,
|
|
|
|
VMBMS_VOICE_CALL_BIT = (1 << 4),
|
|
|
|
VMBMS_STATIC_DISPLAY_BIT = (1 << 5),
|
|
|
|
};
|
|
|
|
|
2007-05-04 00:27:45 +04:00
|
|
|
union power_supply_propval {
|
|
|
|
int intval;
|
|
|
|
const char *strval;
|
2013-12-12 15:59:09 -08:00
|
|
|
int64_t int64val;
|
2007-05-04 00:27:45 +04:00
|
|
|
};
|
|
|
|
|
2013-06-28 18:17:22 -07:00
|
|
|
struct device_node;
|
2015-03-12 08:44:11 +01:00
|
|
|
struct power_supply;
|
2013-06-28 18:17:22 -07:00
|
|
|
|
2015-03-12 08:44:11 +01:00
|
|
|
/* Run-time specific power supply configuration */
|
2015-03-12 08:44:02 +01:00
|
|
|
struct power_supply_config {
|
|
|
|
struct device_node *of_node;
|
|
|
|
/* Driver private data */
|
|
|
|
void *drv_data;
|
|
|
|
|
|
|
|
char **supplied_to;
|
|
|
|
size_t num_supplicants;
|
|
|
|
};
|
|
|
|
|
2015-03-12 08:44:11 +01:00
|
|
|
/* Description of power supply */
|
|
|
|
struct power_supply_desc {
|
2007-05-04 00:27:45 +04:00
|
|
|
const char *name;
|
|
|
|
enum power_supply_type type;
|
|
|
|
enum power_supply_property *properties;
|
|
|
|
size_t num_properties;
|
|
|
|
|
2015-03-12 08:44:03 +01:00
|
|
|
/*
|
|
|
|
* Functions for drivers implementing power supply class.
|
|
|
|
* These shouldn't be called directly by other drivers for accessing
|
|
|
|
* this power supply. Instead use power_supply_*() functions (for
|
|
|
|
* example power_supply_get_property()).
|
|
|
|
*/
|
2007-05-04 00:27:45 +04:00
|
|
|
int (*get_property)(struct power_supply *psy,
|
|
|
|
enum power_supply_property psp,
|
|
|
|
union power_supply_propval *val);
|
2010-05-18 21:49:52 +02:00
|
|
|
int (*set_property)(struct power_supply *psy,
|
|
|
|
enum power_supply_property psp,
|
|
|
|
const union power_supply_propval *val);
|
2015-06-08 10:09:48 +09:00
|
|
|
/*
|
|
|
|
* property_is_writeable() will be called during registration
|
|
|
|
* of power supply. If this happens during device probe then it must
|
|
|
|
* not access internal data of device (because probe did not end).
|
|
|
|
*/
|
2010-05-18 21:49:52 +02:00
|
|
|
int (*property_is_writeable)(struct power_supply *psy,
|
|
|
|
enum power_supply_property psp);
|
2007-05-04 00:27:45 +04:00
|
|
|
void (*external_power_changed)(struct power_supply *psy);
|
2009-07-23 20:35:53 +02:00
|
|
|
void (*set_charged)(struct power_supply *psy);
|
2007-05-04 00:27:45 +04:00
|
|
|
|
2014-10-07 17:47:36 +02:00
|
|
|
/*
|
|
|
|
* Set if thermal zone should not be created for this power supply.
|
|
|
|
* For example for virtual supplies forwarding calls to actual
|
|
|
|
* sensors or other supplies.
|
|
|
|
*/
|
|
|
|
bool no_thermal;
|
2007-05-04 00:27:45 +04:00
|
|
|
/* For APM emulation, think legacy userspace. */
|
|
|
|
int use_for_apm;
|
2015-03-12 08:44:11 +01:00
|
|
|
};
|
|
|
|
|
|
|
|
struct power_supply {
|
|
|
|
const struct power_supply_desc *desc;
|
|
|
|
|
|
|
|
char **supplied_to;
|
|
|
|
size_t num_supplicants;
|
|
|
|
|
|
|
|
char **supplied_from;
|
|
|
|
size_t num_supplies;
|
|
|
|
struct device_node *of_node;
|
2007-05-04 00:27:45 +04:00
|
|
|
|
2015-03-12 08:44:01 +01:00
|
|
|
/* Driver private data */
|
|
|
|
void *drv_data;
|
|
|
|
|
2007-05-04 00:27:45 +04:00
|
|
|
/* private */
|
2015-03-12 08:44:11 +01:00
|
|
|
struct device dev;
|
2007-05-04 00:27:45 +04:00
|
|
|
struct work_struct changed_work;
|
2015-05-19 16:13:02 +09:00
|
|
|
struct delayed_work deferred_register_work;
|
2013-08-02 13:38:02 -07:00
|
|
|
spinlock_t changed_lock;
|
|
|
|
bool changed;
|
2015-03-12 08:44:03 +01:00
|
|
|
atomic_t use_cnt;
|
2012-05-09 20:36:47 +05:30
|
|
|
#ifdef CONFIG_THERMAL
|
|
|
|
struct thermal_zone_device *tzd;
|
2012-10-09 22:25:59 +05:30
|
|
|
struct thermal_cooling_device *tcd;
|
2012-05-09 20:36:47 +05:30
|
|
|
#endif
|
2007-05-04 00:27:45 +04:00
|
|
|
|
|
|
|
#ifdef CONFIG_LEDS_TRIGGERS
|
|
|
|
struct led_trigger *charging_full_trig;
|
|
|
|
char *charging_full_trig_name;
|
|
|
|
struct led_trigger *charging_trig;
|
|
|
|
char *charging_trig_name;
|
|
|
|
struct led_trigger *full_trig;
|
|
|
|
char *full_trig_name;
|
|
|
|
struct led_trigger *online_trig;
|
|
|
|
char *online_trig_name;
|
2011-01-07 18:28:17 +02:00
|
|
|
struct led_trigger *charging_blink_full_solid_trig;
|
|
|
|
char *charging_blink_full_solid_trig_name;
|
2007-05-04 00:27:45 +04:00
|
|
|
#endif
|
|
|
|
};
|
|
|
|
|
|
|
|
/*
|
|
|
|
* This is recommended structure to specify static power supply parameters.
|
|
|
|
* Generic one, parametrizable for different power supplies. Power supply
|
|
|
|
* class itself does not use it, but that's what implementing most platform
|
|
|
|
* drivers, should try reuse for consistency.
|
|
|
|
*/
|
|
|
|
|
|
|
|
struct power_supply_info {
|
|
|
|
const char *name;
|
|
|
|
int technology;
|
|
|
|
int voltage_max_design;
|
|
|
|
int voltage_min_design;
|
|
|
|
int charge_full_design;
|
|
|
|
int charge_empty_design;
|
|
|
|
int energy_full_design;
|
|
|
|
int energy_empty_design;
|
|
|
|
int use_for_apm;
|
|
|
|
};
|
|
|
|
|
2013-11-19 11:18:03 +01:00
|
|
|
extern struct atomic_notifier_head power_supply_notifier;
|
|
|
|
extern int power_supply_reg_notifier(struct notifier_block *nb);
|
|
|
|
extern void power_supply_unreg_notifier(struct notifier_block *nb);
|
2013-02-01 20:40:17 +01:00
|
|
|
extern struct power_supply *power_supply_get_by_name(const char *name);
|
2015-03-12 08:44:12 +01:00
|
|
|
extern void power_supply_put(struct power_supply *psy);
|
2013-11-24 17:49:29 +01:00
|
|
|
#ifdef CONFIG_OF
|
|
|
|
extern struct power_supply *power_supply_get_by_phandle(struct device_node *np,
|
|
|
|
const char *property);
|
2015-06-09 23:37:56 +02:00
|
|
|
extern struct power_supply *devm_power_supply_get_by_phandle(
|
|
|
|
struct device *dev, const char *property);
|
2013-11-24 17:49:29 +01:00
|
|
|
#else /* !CONFIG_OF */
|
|
|
|
static inline struct power_supply *
|
|
|
|
power_supply_get_by_phandle(struct device_node *np, const char *property)
|
|
|
|
{ return NULL; }
|
2015-06-09 23:37:56 +02:00
|
|
|
static inline struct power_supply *
|
|
|
|
devm_power_supply_get_by_phandle(struct device *dev, const char *property)
|
|
|
|
{ return NULL; }
|
2013-11-24 17:49:29 +01:00
|
|
|
#endif /* CONFIG_OF */
|
2007-05-04 00:27:45 +04:00
|
|
|
extern void power_supply_changed(struct power_supply *psy);
|
|
|
|
extern int power_supply_am_i_supplied(struct power_supply *psy);
|
2009-07-23 20:35:53 +02:00
|
|
|
extern int power_supply_set_battery_charged(struct power_supply *psy);
|
2007-05-04 00:27:45 +04:00
|
|
|
|
power_supply: Make the core a boolean instead of a tristate
On Mon, Apr 02, 2012 at 01:53:23PM +1000, Benjamin Herrenschmidt wrote:
> > drivers/built-in.o: In function `.nouveau_pm_trigger':
> > (.text+0xa56e8): undefined reference to `.power_supply_is_system_supplied'
> >
> > nouveau probably needs to depends on CONFIG_POWER_SUPPLY to force a module
> > build with the latter is =m
>
> Ok, not that trivial...
>
> The problem is more like POWER_SUPPLY should be a bool, not a tristate.
>
> If you think about it: you don't want things like nouveau to depend on a
> random subsystem like that, people will never get it. In fact,
> POWER_SUPPLY provides empty inline stubs when not enabled, so that's
> really designed to not have depends...
>
> However that -cannot- work if POWER_SUPPLY is modular and the drivers
> who use it are not.
>
> The only fixes here that make sense I can think of
> that don't also involve Kconfig horrors are:
>
> - Ugly: in power_supply.h, use the extern variant if
>
> defined(CONFIG_POWER_SUPPLY) ||
> (defined(CONFIG_POWER_SUPPLY_MODULE) && defined(MODULE))
>
> IE. use the stub if power supply is a module and what is being built is
> built-in. Of course that's not only ugly, it somewhat sucks from a user
> perspective as the subsystem now exists but can't be used by some
> drivers...
>
> - Better: Just make the bloody thing a bool :-) The power supply
> framework itself is small enough, just make it a boolean option and
> avoid the problem entirely. The actual power supply sub drivers can
> remain modular of course.
Suggested-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Anton Vorontsov <cbouatmailru@gmail.com>
2012-05-04 21:06:19 -07:00
|
|
|
#ifdef CONFIG_POWER_SUPPLY
|
2008-08-26 21:09:59 +01:00
|
|
|
extern int power_supply_is_system_supplied(void);
|
|
|
|
#else
|
|
|
|
static inline int power_supply_is_system_supplied(void) { return -ENOSYS; }
|
|
|
|
#endif
|
|
|
|
|
2015-03-12 08:44:03 +01:00
|
|
|
extern int power_supply_get_property(struct power_supply *psy,
|
|
|
|
enum power_supply_property psp,
|
|
|
|
union power_supply_propval *val);
|
|
|
|
extern int power_supply_set_property(struct power_supply *psy,
|
|
|
|
enum power_supply_property psp,
|
|
|
|
const union power_supply_propval *val);
|
|
|
|
extern int power_supply_property_is_writeable(struct power_supply *psy,
|
|
|
|
enum power_supply_property psp);
|
|
|
|
extern void power_supply_external_power_changed(struct power_supply *psy);
|
2015-03-12 08:44:11 +01:00
|
|
|
|
|
|
|
extern struct power_supply *__must_check
|
|
|
|
power_supply_register(struct device *parent,
|
|
|
|
const struct power_supply_desc *desc,
|
2015-03-12 08:44:02 +01:00
|
|
|
const struct power_supply_config *cfg);
|
2015-03-12 08:44:11 +01:00
|
|
|
extern struct power_supply *__must_check
|
|
|
|
power_supply_register_no_ws(struct device *parent,
|
|
|
|
const struct power_supply_desc *desc,
|
2015-03-12 08:44:02 +01:00
|
|
|
const struct power_supply_config *cfg);
|
2015-03-12 08:44:11 +01:00
|
|
|
extern struct power_supply *__must_check
|
|
|
|
devm_power_supply_register(struct device *parent,
|
|
|
|
const struct power_supply_desc *desc,
|
2015-03-12 08:44:02 +01:00
|
|
|
const struct power_supply_config *cfg);
|
2015-03-12 08:44:11 +01:00
|
|
|
extern struct power_supply *__must_check
|
|
|
|
devm_power_supply_register_no_ws(struct device *parent,
|
|
|
|
const struct power_supply_desc *desc,
|
2015-03-12 08:44:02 +01:00
|
|
|
const struct power_supply_config *cfg);
|
2007-05-04 00:27:45 +04:00
|
|
|
extern void power_supply_unregister(struct power_supply *psy);
|
2011-12-07 09:15:45 -08:00
|
|
|
extern int power_supply_powers(struct power_supply *psy, struct device *dev);
|
2007-05-04 00:27:45 +04:00
|
|
|
|
2015-03-12 08:44:01 +01:00
|
|
|
extern void *power_supply_get_drvdata(struct power_supply *psy);
|
2007-05-04 00:27:45 +04:00
|
|
|
/* For APM emulation, think legacy userspace. */
|
|
|
|
extern struct class *power_supply_class;
|
|
|
|
|
2011-01-25 11:10:06 -08:00
|
|
|
static inline bool power_supply_is_amp_property(enum power_supply_property psp)
|
|
|
|
{
|
|
|
|
switch (psp) {
|
|
|
|
case POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN:
|
|
|
|
case POWER_SUPPLY_PROP_CHARGE_EMPTY_DESIGN:
|
|
|
|
case POWER_SUPPLY_PROP_CHARGE_FULL:
|
|
|
|
case POWER_SUPPLY_PROP_CHARGE_EMPTY:
|
|
|
|
case POWER_SUPPLY_PROP_CHARGE_NOW:
|
|
|
|
case POWER_SUPPLY_PROP_CHARGE_AVG:
|
|
|
|
case POWER_SUPPLY_PROP_CHARGE_COUNTER:
|
2012-05-06 18:16:44 +05:30
|
|
|
case POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT:
|
2012-07-30 12:49:21 +05:30
|
|
|
case POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX:
|
2011-01-25 11:10:06 -08:00
|
|
|
case POWER_SUPPLY_PROP_CURRENT_MAX:
|
|
|
|
case POWER_SUPPLY_PROP_CURRENT_NOW:
|
|
|
|
case POWER_SUPPLY_PROP_CURRENT_AVG:
|
2014-08-27 23:44:08 +05:30
|
|
|
case POWER_SUPPLY_PROP_CURRENT_BOOT:
|
2016-01-22 16:34:58 -08:00
|
|
|
case POWER_SUPPLY_PROP_CHARGE_COUNTER_SHADOW:
|
|
|
|
case POWER_SUPPLY_PROP_INPUT_CURRENT_MAX:
|
|
|
|
case POWER_SUPPLY_PROP_FLASH_CURRENT_MAX:
|
2011-01-25 11:10:06 -08:00
|
|
|
return 1;
|
|
|
|
default:
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline bool power_supply_is_watt_property(enum power_supply_property psp)
|
|
|
|
{
|
|
|
|
switch (psp) {
|
|
|
|
case POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN:
|
|
|
|
case POWER_SUPPLY_PROP_ENERGY_EMPTY_DESIGN:
|
|
|
|
case POWER_SUPPLY_PROP_ENERGY_FULL:
|
|
|
|
case POWER_SUPPLY_PROP_ENERGY_EMPTY:
|
|
|
|
case POWER_SUPPLY_PROP_ENERGY_NOW:
|
|
|
|
case POWER_SUPPLY_PROP_ENERGY_AVG:
|
|
|
|
case POWER_SUPPLY_PROP_VOLTAGE_MAX:
|
|
|
|
case POWER_SUPPLY_PROP_VOLTAGE_MIN:
|
|
|
|
case POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN:
|
|
|
|
case POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN:
|
|
|
|
case POWER_SUPPLY_PROP_VOLTAGE_NOW:
|
|
|
|
case POWER_SUPPLY_PROP_VOLTAGE_AVG:
|
2012-04-10 16:21:20 +05:30
|
|
|
case POWER_SUPPLY_PROP_VOLTAGE_OCV:
|
2014-08-27 23:44:08 +05:30
|
|
|
case POWER_SUPPLY_PROP_VOLTAGE_BOOT:
|
2012-05-06 18:16:44 +05:30
|
|
|
case POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE:
|
2012-07-30 12:49:21 +05:30
|
|
|
case POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE_MAX:
|
2011-02-28 16:55:31 -08:00
|
|
|
case POWER_SUPPLY_PROP_POWER_NOW:
|
2011-01-25 11:10:06 -08:00
|
|
|
return 1;
|
|
|
|
default:
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2007-05-04 00:27:45 +04:00
|
|
|
#endif /* __LINUX_POWER_SUPPLY_H__ */
|