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Merge "power: pm8921-bms: fix calibration and UVLO issues"

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2013-07-25 10:07:09 -07:00
committed by Gerrit - the friendly Code Review server
parent 75b81f3837 fdbd5c763e
commit 2e7c25c8bf
1 changed files with 9 additions and 1 deletions
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drivers/power/pm8921-bms.c
+9 -1
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@@ -1970,6 +1970,11 @@ static int adjust_soc(struct pm8921_bms_chip *chip, int soc,
pr_debug("new delta ocv = %d\n", delta_ocv_uv);
}
if (wake_lock_active(&chip->low_voltage_wake_lock)) {
pr_debug("Low Voltage, apply only ibat limited corrections\n");
goto skip_limiting_corrections;
}
if (chip->last_ocv_uv > 3800000)
correction_limit_uv = the_chip->high_ocv_correction_limit_uv;
else
@@ -1986,6 +1991,7 @@ static int adjust_soc(struct pm8921_bms_chip *chip, int soc,
pr_debug("new delta ocv = %d\n", delta_ocv_uv);
}
skip_limiting_corrections:
chip->last_ocv_uv -= delta_ocv_uv;
if (chip->last_ocv_uv >= chip->max_voltage_uv)
@@ -2278,7 +2284,6 @@ static int calculate_state_of_charge(struct pm8921_bms_chip *chip,
int new_calculated_soc;
static int firsttime = 1;
calib_hkadc_check(chip, batt_temp);
calculate_soc_params(chip, raw, batt_temp, chargecycles,
&fcc_uah,
&unusable_charge_uah,
@@ -2426,6 +2431,7 @@ static int recalculate_soc(struct pm8921_bms_chip *chip)
get_batt_temp(chip, &batt_temp);
mutex_lock(&chip->last_ocv_uv_mutex);
calib_hkadc_check(chip, batt_temp);
read_soc_params_raw(chip, &raw, batt_temp);
soc = calculate_state_of_charge(chip, &raw,
@@ -2762,6 +2768,7 @@ void pm8921_bms_charging_began(void)
get_batt_temp(the_chip, &batt_temp);
mutex_lock(&the_chip->last_ocv_uv_mutex);
calib_hkadc_check(the_chip, batt_temp);
read_soc_params_raw(the_chip, &raw, batt_temp);
mutex_unlock(&the_chip->last_ocv_uv_mutex);
@@ -2907,6 +2914,7 @@ void pm8921_bms_charging_end(int is_battery_full)
mutex_lock(&the_chip->last_ocv_uv_mutex);
calib_hkadc_check(the_chip, batt_temp);
read_soc_params_raw(the_chip, &raw, batt_temp);
calculate_cc_uah(the_chip, raw.cc, &bms_end_cc_uah);