static int bq27x00_powersupply_init(struct bq27x00_device_info *di)
{
int ret;
di->bat.type = POWER_SUPPLY_TYPE_BATTERY;
di->chip = BQ27425;
if (di->chip == BQ27425) {
di->bat.properties = bq27425_battery_props;
di->bat.num_properties = ARRAY_SIZE(bq27425_battery_props);
} else {
di->bat.properties = bq27x00_battery_props;
di->bat.num_properties = ARRAY_SIZE(bq27x00_battery_props);
}
di->bat.get_property = bq27x00_battery_get_property;
di->bat.external_power_changed = bq27x00_external_power_changed;
INIT_DELAYED_WORK(&di->work, bq27x00_battery_poll);
mutex_init(&di->lock);
ret = power_supply_register(di->dev, &di->bat);
if (ret) {
dev_err(di->dev, "failed to register battery: %d\n", ret);
return ret;
}
dev_info(di->dev, "support ver. %s enabled\n", DRIVER_VERSION);
bq27x00_update(di);
return 0;
}
static irqreturn_t bq27425_irq_handler(int irq, void *data)
{
struct bq27x00_device_info *di = data;
dev_dbg(di->dev, "battery ISR is touched...\n");
bq27x00_update(di);
return IRQ_HANDLED;
}
static void bq27x00_battery_poll(struct work_struct *work)
{
struct bq27x00_device_info *di =
container_of(work, struct bq27x00_device_info, work.work);
bq27x00_update(di);
if (poll_interval > 0) {
/* The timer does not have to be accurate. */
set_timer_slack(&di->work.timer, poll_interval * HZ / 4);
schedule_delayed_work(&di->work, poll_interval * HZ);
}
}
static int bq27x00_powersupply_init(struct bq27x00_device_info *di,
const char *name)
{
int ret;
struct power_supply_desc *psy_desc;
struct power_supply_config psy_cfg = { .drv_data = di, };
psy_desc = devm_kzalloc(di->dev, sizeof(*psy_desc), GFP_KERNEL);
if (!psy_desc)
return -ENOMEM;
psy_desc->name = name;
psy_desc->type = POWER_SUPPLY_TYPE_BATTERY;
if (di->chip == BQ27425) {
psy_desc->properties = bq27425_battery_props;
psy_desc->num_properties = ARRAY_SIZE(bq27425_battery_props);
} else if (di->chip == BQ27742) {
psy_desc->properties = bq27742_battery_props;
psy_desc->num_properties = ARRAY_SIZE(bq27742_battery_props);
} else if (di->chip == BQ27510) {
psy_desc->properties = bq27510_battery_props;
psy_desc->num_properties = ARRAY_SIZE(bq27510_battery_props);
} else {
psy_desc->properties = bq27x00_battery_props;
psy_desc->num_properties = ARRAY_SIZE(bq27x00_battery_props);
}
psy_desc->get_property = bq27x00_battery_get_property;
psy_desc->external_power_changed = bq27x00_external_power_changed;
INIT_DELAYED_WORK(&di->work, bq27x00_battery_poll);
mutex_init(&di->lock);
di->bat = power_supply_register_no_ws(di->dev, psy_desc, &psy_cfg);
if (IS_ERR(di->bat)) {
ret = PTR_ERR(di->bat);
dev_err(di->dev, "failed to register battery: %d\n", ret);
return ret;
}
dev_info(di->dev, "support ver. %s enabled\n", DRIVER_VERSION);
bq27x00_update(di);
return 0;
}
