#define ACPI_BATTERY_VALUE_UNKNOWN 0xFFFFFFFF
-#define ACPI_BATTERY_COMPONENT 0x00040000
#define ACPI_BATTERY_CLASS "battery"
#define ACPI_BATTERY_DEVICE_NAME "Battery"
#define ACPI_BATTERY_NOTIFY_STATUS 0x80
static int acpi_battery_update(struct acpi_battery *battery)
{
- int result;
+ int result, old_present = acpi_battery_present(battery);
result = acpi_battery_get_status(battery);
if (result)
return result;
return 0;
}
#endif
- if (!battery->update_time) {
+ if (!battery->update_time ||
+ old_present != acpi_battery_present(battery)) {
result = acpi_battery_get_info(battery);
if (result)
return result;
acpi_bus_generate_proc_event(device, event,
acpi_battery_present(battery));
acpi_bus_generate_netlink_event(device->pnp.device_class,
- device->dev.bus_id, event,
+ dev_name(&device->dev), event,
acpi_battery_present(battery));
#ifdef CONFIG_ACPI_SYSFS_POWER
/* acpi_batter_update could remove power_supply object */