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Searched refs:battery (Results 1 – 25 of 227) sorted by relevance

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/linux/drivers/acpi/
H A Dbattery.c142 static inline int acpi_battery_present(struct acpi_battery *battery) in acpi_battery_present() argument
144 return battery->device->status.battery_present; in acpi_battery_present()
147 static int acpi_battery_technology(struct acpi_battery *battery) in acpi_battery_technology() argument
149 if (!strcasecmp("NiCd", battery->type)) in acpi_battery_technology()
151 if (!strcasecmp("NiMH", battery->type)) in acpi_battery_technology()
153 if (!strcasecmp("LION", battery->type)) in acpi_battery_technology()
155 if (!strncasecmp("LI-ION", battery->type, 6)) in acpi_battery_technology()
157 if (!strcasecmp("LiP", battery->type)) in acpi_battery_technology()
162 static int acpi_battery_get_state(struct acpi_battery *battery);
164 static bool acpi_battery_is_full(struct acpi_battery *battery) in acpi_battery_is_full() argument
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H A Dsbs.c88 struct acpi_battery battery[MAX_SBS_BAT]; member
98 static int acpi_battery_get_state(struct acpi_battery *battery);
108 static inline int acpi_battery_vscale(struct acpi_battery *battery) in acpi_battery_vscale() argument
110 return battery_scale((battery->spec & 0x0f00) >> 8); in acpi_battery_vscale()
113 static inline int acpi_battery_ipscale(struct acpi_battery *battery) in acpi_battery_ipscale() argument
115 return battery_scale((battery->spec & 0xf000) >> 12); in acpi_battery_ipscale()
118 static inline int acpi_battery_mode(struct acpi_battery *battery) in acpi_battery_mode() argument
120 return (battery->mode & 0x8000); in acpi_battery_mode()
123 static inline int acpi_battery_scale(struct acpi_battery *battery) in acpi_battery_scale() argument
125 return (acpi_battery_mode(battery) ? 10 : 1) * in acpi_battery_scale()
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/linux/Documentation/hwmon/
H A Dda9052.rst27 Channel 1 ICH - internal battery charger current measurement
28 Channel 2 TBAT - output from the battery NTC
29 Channel 3 VBAT - measurement of the battery voltage
36 Channel 9 VBBAT - measurement of the backup battery voltage
39 By using sysfs attributes we can measure the system voltage VDDOUT, the battery
40 charging current ICH, battery temperature TBAT, battery junction temperature
41 TJUNC, battery voltage VBAT and the back up battery voltage VBBAT.
48 The battery voltage is calculated as:
52 The backup battery voltage is calculated as:
63 Temperatures are sampled by a 10 bit ADC. Junction and battery temperatures
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/linux/drivers/hid/
H A Dhid-steelseries-arctis.c44 struct power_supply *battery; member
107 const u8 battery[] = { 0x06, 0x18 }; in steelseries_arctis_7_2018_request_status() local
114 return steelseries_send_output_report(hdev, battery, sizeof(battery)); in steelseries_arctis_7_2018_request_status()
401 struct power_supply *battery; in steelseries_battery_register() local
422 battery = power_supply_register(&sd->hdev->dev, in steelseries_battery_register()
424 if (IS_ERR(battery)) { in steelseries_battery_register()
425 ret = PTR_ERR(battery); in steelseries_battery_register()
431 power_supply_powers(battery, &sd->hdev->dev); in steelseries_battery_register()
434 sd->battery = battery; in steelseries_battery_register()
589 struct power_supply *battery; in steelseries_arctis_remove() local
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H A Dhid-logitech-hidpp.c207 struct hidpp_battery battery; member
538 usb_set_wireless_status(intf, hidpp->battery.online ? in hidpp_update_usb_wireless_status()
748 hidpp->battery.level = in hidpp10_query_battery_status()
751 hidpp->battery.status = status; in hidpp10_query_battery_status()
753 hidpp->battery.online = status == POWER_SUPPLY_STATUS_DISCHARGING || in hidpp10_query_battery_status()
800 hidpp->battery.capacity = response.rap.params[0]; in hidpp10_query_battery_mileage()
802 hidpp->battery.status = status; in hidpp10_query_battery_mileage()
804 hidpp->battery.online = status == POWER_SUPPLY_STATUS_DISCHARGING || in hidpp10_query_battery_mileage()
821 capacity = hidpp->battery.capacity; in hidpp10_battery_event()
827 level = hidpp->battery in hidpp10_battery_event()
4316 struct hidpp_battery *battery; hidpp_initialize_battery() local
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H A Dhid-kysona.c25 struct power_supply *battery; member
188 drv_data->battery = devm_power_supply_register(&hdev->dev, in kysona_battery_probe()
190 if (IS_ERR(drv_data->battery)) { in kysona_battery_probe()
191 ret = PTR_ERR(drv_data->battery); in kysona_battery_probe()
192 drv_data->battery = NULL; in kysona_battery_probe()
197 power_supply_powers(drv_data->battery, &hdev->dev); in kysona_battery_probe()
266 if (drv_data->battery) in kysona_remove()
H A Dhid-corsair-void.c166 struct power_supply *battery; member
552 if (drvdata->battery) in corsair_void_add_battery()
572 drvdata->battery = new_supply; in corsair_void_add_battery()
589 } else if (remove_battery && !add_battery && drvdata->battery) { in corsair_void_battery_work_handler()
590 power_supply_unregister(drvdata->battery); in corsair_void_battery_work_handler()
591 drvdata->battery = NULL; in corsair_void_battery_work_handler()
594 if (update_battery && drvdata->battery) in corsair_void_battery_work_handler()
595 power_supply_changed(drvdata->battery); in corsair_void_battery_work_handler()
695 drvdata->battery = NULL; in corsair_void_probe()
734 if (drvdata->battery) in corsair_void_remove()
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H A Dhid-steam.c416 struct power_supply __rcu *battery; member
1047 struct power_supply *battery; in steam_battery_register() local
1084 battery = power_supply_register(&steam->hdev->dev, in steam_battery_register()
1086 if (IS_ERR(battery)) { in steam_battery_register()
1087 ret = PTR_ERR(battery); in steam_battery_register()
1094 rcu_assign_pointer(steam->battery, battery); in steam_battery_register()
1095 power_supply_powers(battery, &steam->hdev->dev); in steam_battery_register()
1358 struct power_supply *battery; in steam_battery_unregister() local
1361 battery = rcu_dereference(steam->battery); in steam_battery_unregister()
1364 if (!battery) in steam_battery_unregister()
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/linux/Documentation/ABI/obsolete/
H A Dsysfs-driver-samsung-laptop5 Description: Max battery charge level can be modified, battery cycle
6 life can be extended by reducing the max battery charge
9 - 0 means normal battery mode (100% charge)
10 - 1 means battery life extender mode (80% charge)
/linux/Documentation/wmi/devices/
H A Ddell-wmi-ddv.rst11 retrieving various system data like battery temperature, ePPID, diagnostic data
80 with the first 8 bit being used to specify the battery when using battery-related
92 The data format of many battery-related methods seems to be based on the
93 `Smart Battery Data Specification`, so unknown battery-related methods are
99 Returns the design capacity of the battery in mAh as an u16.
104 Returns the full charge capacity of the battery in mAh as an u16.
109 Returns the manufacture name of the battery as an ASCII string.
114 Returns the manufacture date of the battery as an u16.
124 Returns the serial number of the battery as an u16.
129 Returns the chemistry of the battery as an ASCII string.
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/linux/arch/arm64/boot/dts/qcom/
H A Dsdm845-oneplus-enchilada.dts16 battery: battery { label
17 compatible = "simple-battery";
34 monitored-battery = <&battery>;
68 monitored-battery = <&battery>;
H A Dmsm8916-lg-m216.dts25 battery: battery { label
26 compatible = "simple-battery";
126 monitored-battery = <&battery>;
136 monitored-battery = <&battery>;
H A Dmsm8916-wingtech-wt865x8.dtsi39 battery: battery { label
40 compatible = "simple-battery";
107 monitored-battery = <&battery>;
/linux/arch/sh/boards/mach-hp6xx/
H A Dhp6xx_apm.c32 int battery, backup, charging, percentage; in hp6x0_apm_get_power_status() local
35 battery = adc_single(ADC_CHANNEL_BATTERY); in hp6x0_apm_get_power_status()
39 percentage = 100 * (battery - HP680_BATTERY_MIN) / in hp6x0_apm_get_power_status()
49 info->time = (2 * battery); in hp6x0_apm_get_power_status()
51 info->ac_line_status = (battery > HP680_BATTERY_AC_ON) ? in hp6x0_apm_get_power_status()
/linux/arch/arm64/boot/dts/rockchip/
H A Drk3326-odroid-go2.dts40 battery: battery { label
41 compatible = "simple-battery";
67 monitored-battery = <&battery>;
H A Drk3326-odroid-go2-v11.dts44 battery: battery { label
45 compatible = "simple-battery";
106 monitored-battery = <&battery>;
/linux/arch/arm/boot/dts/st/
H A Dste-ab8505.dtsi13 <&gpadc 0x08>, /* Main battery voltage */
16 <&gpadc 0x0c>, /* Backup battery voltage */
115 monitored-battery = <&battery>;
132 monitored-battery = <&battery>;
169 monitored-battery = <&battery>;
179 monitored-battery = <&battery>;
H A Dste-ab8500.dtsi14 <&gpadc 0x08>, /* Main battery voltage */
18 <&gpadc 0x0c>, /* Backup battery voltage */
143 monitored-battery = <&battery>;
160 monitored-battery = <&battery>;
197 monitored-battery = <&battery>;
211 monitored-battery = <&battery>;
/linux/Documentation/ABI/testing/
H A Dsysfs-class-power-gaokun1 What: /sys/class/power_supply/gaokun-ec-battery/smart_charge_delay
9 for delay hours, battery charging will follow the rules of
18 What: /sys/class/power_supply/gaokun-ec-battery/battery_adaptive_charge
23 This entry allows enabling battery adaptive charging.
H A Dsysfs-class-power-ltc4162l23 means that the battery is discharging.
53 To save battery current, the measurement system is disabled if
54 the battery is the only source of power. This affects all
57 seconds, even when running on battery (as reported by the online
59 when the system runs on battery).
69 The charger will normally drain the battery while inactive,
H A Dsysfs-class-power-wilco8 Fully charges battery at a standard rate.
11 typical battery usage pattern.
15 Extends battery lifespan, intended for users who
23 Customized charge rate for last longer battery life.
H A Dsysfs-platform-dptf21 (RO) Maximum platform power that can be supported by the battery
45 (RO) The maximum sustained power for battery in milliwatts.
66 (RO) The maximum platform power that can be supported by the battery in milli watts.
73 (RO) The maximum sustained power for battery in milli watts.
80 (RO) The high frequency impedance value that can be obtained from battery
88 (RO) The no-load voltage that can be obtained from battery fuel gauge in
96 (RO) The battery discharge current capability obtained from battery fuel gauge in
/linux/drivers/power/supply/
H A Dpm8916_bms_vm.c48 struct power_supply *battery; member
134 power_supply_changed(bat->battery); in pm8916_bms_vm_fifo_update_done_irq()
205 bat->battery = devm_power_supply_register(dev, &pm8916_bms_vm_battery_psy_desc, &psy_cfg); in pm8916_bms_vm_battery_probe()
206 if (IS_ERR(bat->battery)) in pm8916_bms_vm_battery_probe()
207 return dev_err_probe(dev, PTR_ERR(bat->battery), "Unable to register battery\n"); in pm8916_bms_vm_battery_probe()
209 ret = power_supply_get_battery_info(bat->battery, &bat->info); in pm8916_bms_vm_battery_probe()
H A Dcros_charge-control.c220 static int cros_chctl_add_battery(struct power_supply *battery, struct acpi_battery_hook *hook) in cros_chctl_add_battery() argument
227 priv->hooked_battery = battery; in cros_chctl_add_battery()
228 return power_supply_register_extension(battery, priv->psy_ext, priv->dev, priv); in cros_chctl_add_battery()
231 static int cros_chctl_remove_battery(struct power_supply *battery, struct acpi_battery_hook *hook) in cros_chctl_remove_battery() argument
235 if (priv->hooked_battery == battery) { in cros_chctl_remove_battery()
236 power_supply_unregister_extension(battery, priv->psy_ext); in cros_chctl_remove_battery()
H A Dmax8998_charger.c19 struct power_supply *battery; member
176 max8998->battery = devm_power_supply_register(max8998->dev, in max8998_battery_probe()
179 if (IS_ERR(max8998->battery)) { in max8998_battery_probe()
180 ret = PTR_ERR(max8998->battery); in max8998_battery_probe()

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