static void sharpsl_charge_toggle(struct work_struct *private_)
{
dev_dbg(sharpsl_pm.dev, "Toogling Charger at time: %lx\n", jiffies);
if (!sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN)) {
sharpsl_charge_off();
return;
} else if ((sharpsl_check_battery_temp() < 0) || (sharpsl_ac_check() < 0)) {
sharpsl_charge_error();
return;
}
sharpsl_pm_led(SHARPSL_LED_ON);
sharpsl_pm.machinfo->charge(0);
mdelay(SHARPSL_CHARGE_WAIT_TIME);
sharpsl_pm.machinfo->charge(1);
sharpsl_pm.charge_start_time = jiffies;
}
static void sharpsl_charge_toggle(void *private_)
{
dev_dbg(sharpsl_pm.dev, "Toogling Charger at time: %lx\n", jiffies);
if (STATUS_AC_IN() == 0) {
sharpsl_charge_off();
return;
} else if ((sharpsl_check_battery_temp() < 0) || (sharpsl_ac_check() < 0)) {
sharpsl_charge_error();
return;
}
CHARGE_LED_ON();
CHARGE_OFF();
mdelay(SHARPSL_CHARGE_WAIT_TIME);
CHARGE_ON();
sharpsl_pm.charge_start_time = jiffies;
}
/*
* Charging Control while suspended
* Return 1 - go straight to sleep
* Return 0 - sleep or wakeup depending on other factors
*/
static int sharpsl_off_charge_battery(void)
{
int time;
dev_dbg(sharpsl_pm.dev, "Charge Mode: %d\n", sharpsl_pm.charge_mode);
if (sharpsl_pm.charge_mode == CHRG_OFF) {
dev_dbg(sharpsl_pm.dev, "Offline Charger: Step 1\n");
/* AC Check */
if ((sharpsl_ac_check() < 0) || (sharpsl_check_battery_temp() < 0))
return sharpsl_off_charge_error();
/* Start Charging */
sharpsl_pm_led(SHARPSL_LED_ON);
sharpsl_pm.machinfo->charge(0);
mdelay(SHARPSL_CHARGE_WAIT_TIME);
sharpsl_pm.machinfo->charge(1);
sharpsl_pm.charge_mode = CHRG_ON;
sharpsl_pm.full_count = 0;
return 1;
} else if (sharpsl_pm.charge_mode != CHRG_ON) {
return 1;
}
if (sharpsl_pm.full_count == 0) {
int time;
dev_dbg(sharpsl_pm.dev, "Offline Charger: Step 2\n");
if ((sharpsl_check_battery_temp() < 0) || (sharpsl_check_battery_voltage() < 0))
return sharpsl_off_charge_error();
sharpsl_pm.machinfo->charge(0);
mdelay(SHARPSL_CHARGE_WAIT_TIME);
sharpsl_pm.machinfo->charge(1);
sharpsl_pm.charge_mode = CHRG_ON;
mdelay(SHARPSL_CHARGE_CO_CHECK_TIME);
time = RCNR;
while(1) {
/* Check if any wakeup event had occurred */
if (sharpsl_pm.machinfo->charger_wakeup() != 0)
return 0;
/* Check for timeout */
if ((RCNR - time) > SHARPSL_WAIT_CO_TIME)
return 1;
if (sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_CHRGFULL)) {
dev_dbg(sharpsl_pm.dev, "Offline Charger: Charge full occurred. Retrying to check\n");
sharpsl_pm.full_count++;
sharpsl_pm.machinfo->charge(0);
mdelay(SHARPSL_CHARGE_WAIT_TIME);
sharpsl_pm.machinfo->charge(1);
return 1;
}
}
}
dev_dbg(sharpsl_pm.dev, "Offline Charger: Step 3\n");
mdelay(SHARPSL_CHARGE_CO_CHECK_TIME);
time = RCNR;
while(1) {
/* Check if any wakeup event had occurred */
if (sharpsl_pm.machinfo->charger_wakeup() != 0)
return 0;
/* Check for timeout */
if ((RCNR-time) > SHARPSL_WAIT_CO_TIME) {
if (sharpsl_pm.full_count > SHARPSL_CHARGE_RETRY_CNT) {
dev_dbg(sharpsl_pm.dev, "Offline Charger: Not charged sufficiently. Retrying.\n");
sharpsl_pm.full_count = 0;
}
sharpsl_pm.full_count++;
return 1;
}
if (sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_CHRGFULL)) {
dev_dbg(sharpsl_pm.dev, "Offline Charger: Charging complete.\n");
sharpsl_pm_led(SHARPSL_LED_OFF);
sharpsl_pm.machinfo->charge(0);
sharpsl_pm.charge_mode = CHRG_DONE;
return 1;
}
}
}
