power: supply: max17042_battery: Add support for the TTE_NOW prop (21b01cc8) · Commits · 戴 / test

The max170{42,47,50,55} family of fuel gauges all provide time-to-empty estimation. As such, let's export this as a property. Signed-off-by:

drivers/power/supply/max17042_battery.c

+8 −0

Original line number	Diff line number	Diff line
		@@ -87,6 +87,7 @@ static enum power_supply_property max17042_battery_props[] = {
		POWER_SUPPLY_PROP_SCOPE,
		POWER_SUPPLY_PROP_CURRENT_NOW,
		POWER_SUPPLY_PROP_CURRENT_AVG,
		POWER_SUPPLY_PROP_TIME_TO_EMPTY_NOW,
		};

		static int max17042_get_temperature(struct max17042_chip chip, int temp)
		@@ -411,6 +412,13 @@ static int max17042_get_property(struct power_supply *psy,
		return -EINVAL;
		}
		break;
		case POWER_SUPPLY_PROP_TIME_TO_EMPTY_NOW:
		ret = regmap_read(map, MAX17042_TTE, &data);
		if (ret < 0)
		return ret;

		val->intval = data * 5625 / 1000;
		break;
		default:
		return -EINVAL;
		}