int bq27xxx_battery_setup(struct bq27xxx_device_info *di)
{
struct power_supply_desc *psy_desc;
struct power_supply_config psy_cfg = { .drv_data = di, };
INIT_DELAYED_WORK(&di->work, bq27xxx_battery_poll);
mutex_init(&di->lock);
di->regs = bq27xxx_regs[di->chip];
psy_desc = devm_kzalloc(di->dev, sizeof(*psy_desc), GFP_KERNEL);
if (!psy_desc)
return -ENOMEM;
psy_desc->name = di->name;
psy_desc->type = POWER_SUPPLY_TYPE_BATTERY;
psy_desc->properties = bq27xxx_battery_props[di->chip].props;
psy_desc->num_properties = bq27xxx_battery_props[di->chip].size;
psy_desc->get_property = bq27xxx_battery_get_property;
psy_desc->external_power_changed = bq27xxx_external_power_changed;
di->bat = power_supply_register_no_ws(di->dev, psy_desc, &psy_cfg);
if (IS_ERR(di->bat)) {
dev_err(di->dev, "failed to register battery\n");
return PTR_ERR(di->bat);
}
dev_info(di->dev, "support ver. %s enabled\n", DRIVER_VERSION);
bq27xxx_battery_update(di);
return 0;
}
static irqreturn_t bq27xxx_battery_irq_handler_thread(int irq, void *data)
{
struct bq27xxx_device_info *di = data;
bq27xxx_battery_update(di);
return IRQ_HANDLED;
}
static void bq27xxx_battery_poll(struct work_struct *work)
{
struct bq27xxx_device_info *di =
container_of(work, struct bq27xxx_device_info,
work.work);
bq27xxx_battery_update(di);
if (poll_interval > 0)
schedule_delayed_work(&di->work, poll_interval * HZ);
}
