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Ensuring monotonic variation of soc

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Ensure that the power monotonically increases during charging
and monotonically decreases during discharging.

Change-Id: I4ef202daf4b65e0640e4794d7f74a17241051c25
Reviewed-on: https://gerrit.mot.com/2575379
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Wentao Xu <xuwt2@motorola.com>
Reviewed-by: Guobin Zhang <zhanggb@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
litong20 2023-04-14 20:07:58 +08:00 • committed by litong
commit 9eb7fe65ac
1 changed files with 30 additions and 21 deletions
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51
drivers/power/mmi_charger/mmi_charger.c
View file

@ -1813,27 +1813,6 @@ static int mmi_get_battery_health(struct mmi_charger *charger)
return batt_health;
}
static int mmi_combine_battery_soc(struct mmi_charger_chip *chip)
{
int soc = 0;
int remain = 0, full = 0;
struct mmi_battery_pack *battery = NULL;
list_for_each_entry(battery, &chip->battery_list, list) {
remain += battery->info->batt_soc * battery->info->batt_full_uah;
full += battery->info->batt_full_uah;
}
if (full > 0 && remain >= 0) {
soc = remain / full;
if (soc > 100)
soc = 100;
} else
soc = -1;
return soc;
}
static int mmi_combine_battery_status(struct mmi_charger_chip *chip)
{
int status = POWER_SUPPLY_STATUS_UNKNOWN;
@ -1860,6 +1839,36 @@ static int mmi_combine_battery_status(struct mmi_charger_chip *chip)
return status;
}
static int mmi_combine_battery_soc(struct mmi_charger_chip *chip)
{
int status;
static int soc = 0;
int soc_curr = 0;
int remain = 0, full = 0;
struct mmi_battery_pack *battery = NULL;
list_for_each_entry(battery, &chip->battery_list, list) {
remain += battery->info->batt_soc * battery->info->batt_full_uah;
full += battery->info->batt_full_uah;
}
if (full > 0 && remain >= 0) {
soc_curr = remain / full;
status = mmi_combine_battery_status(chip);
if ((soc <= 0) ||
((status == POWER_SUPPLY_STATUS_CHARGING) && (soc_curr > soc)) ||
((status != POWER_SUPPLY_STATUS_CHARGING) && (soc_curr < soc))) {
soc = soc_curr;
}
if (soc > 100)
soc = 100;
} else
soc = -1;
return soc;
}
static int mmi_combine_battery_cycles(struct mmi_charger_chip *chip)
{
int cycles = 0;