static void android_bat_charge_source_changed(struct android_bat_callbacks *ptr,
int charge_source)
{
struct android_bat_data *battery =
container_of(ptr, struct android_bat_data, callbacks);
wake_lock(&battery->charger_wake_lock);
mutex_lock(&android_bat_state_lock);
battery->charge_source = charge_source;
pr_info("battery: charge source type was changed: %s\n",
charge_source_str(battery->charge_source));
switch (battery->charge_source) {
case CHARGE_SOURCE_NONE:
slide2wake_change(10);
break;
case CHARGE_SOURCE_USB:
slide2wake_change(11);
break;
case CHARGE_SOURCE_AC:
slide2wake_change(11);
break;
}
mutex_unlock(&android_bat_state_lock);
queue_work(battery->monitor_wqueue, &battery->charger_work);
}
static int android_bat_enable_charging(struct android_bat_data *battery,
bool enable)
{
if (enable && (battery->batt_health != POWER_SUPPLY_HEALTH_GOOD)) {
battery->charging_status =
POWER_SUPPLY_STATUS_NOT_CHARGING;
return -EPERM;
}
if (enable) {
if (battery->pdata && battery->pdata->set_charging_current)
battery->pdata->set_charging_current
(battery->charge_source);
}
if (battery->pdata && battery->pdata->set_charging_enable)
battery->pdata->set_charging_enable(enable);
android_bat_set_charge_time(battery, enable);
pr_info("battery: enable=%d charger: %s\n", enable,
charge_source_str(battery->charge_source));
switch (battery->charge_source) {
case CHARGE_SOURCE_USB:
slide2wake_change(11);
break;
case CHARGE_SOURCE_AC:
slide2wake_change(11);
break;
}
return 0;
}
static void android_bat_charge_source_changed(struct android_bat_callbacks *ptr,
int charge_source)
{
struct android_bat_data *battery =
container_of(ptr, struct android_bat_data, callbacks);
wake_lock(&battery->charger_wake_lock);
mutex_lock(&android_bat_state_lock);
battery->charge_source = charge_source;
pr_info("battery: charge source type was changed: %s\n",
charge_source_str(battery->charge_source));
mutex_unlock(&android_bat_state_lock);
queue_work(battery->monitor_wqueue, &battery->charger_work);
}
static int android_power_debug_dump(struct seq_file *s, void *unused)
{
struct android_bat_data *battery = s->private;
struct timespec cur_time;
android_bat_update_data(battery);
get_monotonic_boottime(&cur_time);
mutex_lock(&android_bat_state_lock);
seq_printf(s, "l=%d v=%d c=%d temp=%s%ld.%ld h=%d st=%d%s ct=%lu type=%s\n",
battery->batt_soc, battery->batt_vcell/1000,
battery->batt_current, battery->batt_temp < 0 ? "-" : "",
abs(battery->batt_temp / 10), abs(battery->batt_temp % 10),
battery->batt_health, battery->charging_status,
battery->recharging ? "r" : "",
battery->charging_start_time ?
cur_time.tv_sec - battery->charging_start_time : 0,
charge_source_str(battery->charge_source));
mutex_unlock(&android_bat_state_lock);
return 0;
}
static void android_bat_monitor_work(struct work_struct *work)
{
struct android_bat_data *battery =
container_of(work, struct android_bat_data, monitor_work);
struct timespec cur_time;
wake_lock(&battery->monitor_wake_lock);
android_bat_update_data(battery);
mutex_lock(&android_bat_state_lock);
switch (battery->charging_status) {
case POWER_SUPPLY_STATUS_FULL:
if (battery->batt_vcell < battery->pdata->recharging_voltage &&
!battery->recharging) {
battery->recharging = true;
android_bat_enable_charging(battery, true);
pr_info("battery: start recharging, v=%d\n",
battery->batt_vcell/1000);
}
break;
case POWER_SUPPLY_STATUS_DISCHARGING:
break;
case POWER_SUPPLY_STATUS_CHARGING:
switch (battery->batt_health) {
case POWER_SUPPLY_HEALTH_OVERHEAT:
case POWER_SUPPLY_HEALTH_COLD:
case POWER_SUPPLY_HEALTH_OVERVOLTAGE:
case POWER_SUPPLY_HEALTH_DEAD:
case POWER_SUPPLY_HEALTH_UNSPEC_FAILURE:
battery->charging_status =
POWER_SUPPLY_STATUS_NOT_CHARGING;
android_bat_enable_charging(battery, false);
pr_info("battery: Not charging, health=%d\n",
battery->batt_health);
break;
default:
break;
}
break;
case POWER_SUPPLY_STATUS_NOT_CHARGING:
if (battery->batt_health == POWER_SUPPLY_HEALTH_GOOD) {
pr_info("battery: battery health recovered\n");
if (battery->charge_source != CHARGE_SOURCE_NONE) {
android_bat_enable_charging(battery, true);
battery->charging_status
= POWER_SUPPLY_STATUS_CHARGING;
} else {
battery->charging_status
= POWER_SUPPLY_STATUS_DISCHARGING;
}
}
break;
default:
pr_err("%s: Undefined battery status: %d\n", __func__,
battery->charging_status);
break;
}
android_bat_charging_timer(battery);
get_monotonic_boottime(&cur_time);
pr_info("battery: l=%d v=%d c=%d temp=%s%ld.%ld h=%d st=%d%s ct=%lu type=%s\n",
battery->batt_soc, battery->batt_vcell/1000,
battery->batt_current, battery->batt_temp < 0 ? "-" : "",
abs(battery->batt_temp / 10), abs(battery->batt_temp % 10),
battery->batt_health, battery->charging_status,
battery->recharging ? "r" : "",
battery->charging_start_time ?
cur_time.tv_sec - battery->charging_start_time : 0,
charge_source_str(battery->charge_source));
mutex_unlock(&android_bat_state_lock);
power_supply_changed(&battery->psy_bat);
battery->last_poll = ktime_get_boottime();
android_bat_monitor_set_alarm(battery, FAST_POLL);
wake_unlock(&battery->monitor_wake_lock);
return;
}