diff options
| author | Baolin Wang | 2018-11-05 15:39:07 +0800 |
|---|---|---|
| committer | Sebastian Reichel | 2018-11-09 22:55:46 +0100 |
| commit | 86131d933f9a9502d877fb37b90a856e6a8a7ed8 (patch) | |
| tree | 3c6fa7f3f8215189bad368e4e6c511ce4e8fb450 | |
| parent | 56a6cd3196c6617697b46c3861dfd06579ef43d2 (diff) | |
power: supply: core: Add one field to present the battery internal resistance
Add one field for 'struct power_supply_battery_info' to present the battery
factory internal resistance.
Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
| -rw-r--r-- | drivers/power/supply/power_supply_core.c | 3 | ||||
| -rw-r--r-- | include/linux/power_supply.h | 1 |
2 files changed, 4 insertions, 0 deletions
diff --git a/drivers/power/supply/power_supply_core.c b/drivers/power/supply/power_supply_core.c index e85361878450..307e0995ca3c 100644 --- a/drivers/power/supply/power_supply_core.c +++ b/drivers/power/supply/power_supply_core.c @@ -579,6 +579,7 @@ int power_supply_get_battery_info(struct power_supply *psy, info->charge_term_current_ua = -EINVAL; info->constant_charge_current_max_ua = -EINVAL; info->constant_charge_voltage_max_uv = -EINVAL; + info->factory_internal_resistance_uohm = -EINVAL; if (!psy->of_node) { dev_warn(&psy->dev, "%s currently only supports devicetree\n", @@ -616,6 +617,8 @@ int power_supply_get_battery_info(struct power_supply *psy, &info->constant_charge_current_max_ua); of_property_read_u32(battery_np, "constant_charge_voltage_max_microvolt", &info->constant_charge_voltage_max_uv); + of_property_read_u32(battery_np, "factory-internal-resistance-micro-ohms", + &info->factory_internal_resistance_uohm); return 0; } diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h index f80769175c56..d089566828be 100644 --- a/include/linux/power_supply.h +++ b/include/linux/power_supply.h @@ -326,6 +326,7 @@ struct power_supply_battery_info { int charge_term_current_ua; /* microAmps */ int constant_charge_current_max_ua; /* microAmps */ int constant_charge_voltage_max_uv; /* microVolts */ + int factory_internal_resistance_uohm; /* microOhms */ }; extern struct atomic_notifier_head power_supply_notifier; |