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-rw-r--r--common/battery.c12
1 files changed, 4 insertions, 8 deletions
diff --git a/common/battery.c b/common/battery.c
index a1fcd273cd..ff0d28f545 100644
--- a/common/battery.c
+++ b/common/battery.c
@@ -581,7 +581,6 @@ void battery_compensate_params(struct batt_params *batt)
int numer, denom;
int *remain = &(batt->remaining_capacity);
int *full = &(batt->full_capacity);
- int lfcc = *(int *)host_get_memmap(EC_MEMMAP_BATT_LFCC);
if ((batt->flags & BATT_FLAG_BAD_FULL_CAPACITY) ||
(batt->flags & BATT_FLAG_BAD_REMAINING_CAPACITY))
@@ -597,19 +596,16 @@ void battery_compensate_params(struct batt_params *batt)
/* full_factor is effectively disabled in powerd. */
*full = *full * batt_full_factor / 100;
- if (lfcc == 0)
- /* EC just reset. Assume host full is equal. */
- lfcc = *full;
- if (*remain > lfcc)
- *remain = lfcc;
+ if (*remain > *full)
+ *remain = *full;
/*
* Powerd uses the following equation to calculate display percentage:
* charge = 100 * remain/full;
* 100 * (charge - shutdown_pct) / (full_factor - shutdown_pct);
*/
- numer = (100 * *remain - lfcc * batt_host_shutdown_pct) * 1000;
- denom = lfcc * (100 - batt_host_shutdown_pct);
+ numer = (100 * *remain - *full * batt_host_shutdown_pct) * 1000;
+ denom = *full * (100 - batt_host_shutdown_pct);
/* Rounding (instead of truncating) */
batt->display_charge = (numer + denom / 2) / denom;
if (batt->display_charge < 0)