diff mbox series

[5/6] power: supply: sc27xx: Make sure the alarm capacity is larger than 0

Message ID 5c3bb516c6020410a932c12eb2481fd75c34b7fe.1564566425.git.baolin.wang@linaro.org
State New
Headers show
Series [1/6] power: supply: sc27xx: Add POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN attribute | expand

Commit Message

(Exiting) Baolin Wang July 31, 2019, 10 a.m. UTC 
From: Yuanjiang Yu <yuanjiang.yu@unisoc.com>


We must make sure the alarm capacity is larger than 0, to help to
calibrate the low battery capacity.

Signed-off-by: Yuanjiang Yu <yuanjiang.yu@unisoc.com>

Signed-off-by: Baolin Wang <baolin.wang@linaro.org>

---
 drivers/power/supply/sc27xx_fuel_gauge.c |    2 ++
 1 file changed, 2 insertions(+)

-- 
1.7.9.5
diff mbox series

Patch

diff --git a/drivers/power/supply/sc27xx_fuel_gauge.c b/drivers/power/supply/sc27xx_fuel_gauge.c
index f670131..fa85f40 100644
--- a/drivers/power/supply/sc27xx_fuel_gauge.c
+++ b/drivers/power/supply/sc27xx_fuel_gauge.c
@@ -915,6 +915,8 @@  static int sc27xx_fgu_hw_init(struct sc27xx_fgu_data *data)
 	data->alarm_cap = power_supply_ocv2cap_simple(data->cap_table,
 						      data->table_len,
 						      data->min_volt);
+	if (!data->alarm_cap)
+		data->alarm_cap += 1;
 
 	power_supply_put_battery_info(data->battery, &info);