diff options
| author | Baolin Wang | 2019-01-15 18:32:36 +0800 |
|---|---|---|
| committer | Sebastian Reichel | 2019-01-23 21:26:56 +0100 |
| commit | 3a28f203c57944ac98a3adcbfacdbfa385966972 (patch) | |
| tree | cc7a82eb25b6137622a4a342e53df9a7e4190fe7 /drivers/power | |
| parent | 0a4f97a171888594435a019711b719b32233b7c9 (diff) | |
power: supply: sc27xx: Fix the incorrect formula when converting capacity to coulomb counter
We should multiply the calibrated current data (cur_1000ma_adc) when
converting current capacity (mAh) to coulomb counter, which can get
an accurate coulomb counter from the fuel gauge controller.
Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Diffstat (limited to 'drivers/power')
| -rw-r--r-- | drivers/power/supply/sc27xx_fuel_gauge.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/power/supply/sc27xx_fuel_gauge.c b/drivers/power/supply/sc27xx_fuel_gauge.c index 4926b8a7459a..ea1349fe55a5 100644 --- a/drivers/power/supply/sc27xx_fuel_gauge.c +++ b/drivers/power/supply/sc27xx_fuel_gauge.c @@ -731,7 +731,7 @@ static int sc27xx_fgu_cap_to_clbcnt(struct sc27xx_fgu_data *data, int capacity) * Convert current capacity (mAh) to coulomb counter according to the * formula: 1 mAh =3.6 coulomb. */ - return DIV_ROUND_CLOSEST(cur_cap * 36, 10); + return DIV_ROUND_CLOSEST(cur_cap * 36 * data->cur_1000ma_adc, 10); } static int sc27xx_fgu_calibration(struct sc27xx_fgu_data *data) |