From 6d6b61eafca94146cedf7709974a7423df16a6f1 Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Fri, 14 Apr 2017 20:32:57 +0200 Subject: power: supply: max17042_battery: Add support for the CHARGE_NOW property At least upower prefers the more precise charge_now sysfs value over capacity and the max17042 has the info, so lets export it. Signed-off-by: Hans de Goede Reviewed-by: Krzysztof Kozlowski Signed-off-by: Sebastian Reichel --- drivers/power/supply/max17042_battery.c | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'drivers/power') diff --git a/drivers/power/supply/max17042_battery.c b/drivers/power/supply/max17042_battery.c index 3838f09e013c..3e19797fec4b 100644 --- a/drivers/power/supply/max17042_battery.c +++ b/drivers/power/supply/max17042_battery.c @@ -89,6 +89,7 @@ static enum power_supply_property max17042_battery_props[] = { POWER_SUPPLY_PROP_CAPACITY, POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN, POWER_SUPPLY_PROP_CHARGE_FULL, + POWER_SUPPLY_PROP_CHARGE_NOW, POWER_SUPPLY_PROP_CHARGE_COUNTER, POWER_SUPPLY_PROP_TEMP, POWER_SUPPLY_PROP_TEMP_ALERT_MIN, @@ -320,6 +321,15 @@ static int max17042_get_property(struct power_supply *psy, if (ret < 0) return ret; + data64 = data * 5000000ll; + do_div(data64, chip->pdata->r_sns); + val->intval = data64; + break; + case POWER_SUPPLY_PROP_CHARGE_NOW: + ret = regmap_read(map, MAX17042_RepCap, &data); + if (ret < 0) + return ret; + data64 = data * 5000000ll; do_div(data64, chip->pdata->r_sns); val->intval = data64; -- cgit v1.2.3