ACPI_OST_EC_OSPM_EJECT
status = acpi_hotplug_schedule(acpi_device, ACPI_OST_EC_OSPM_EJECT);
acpi_evaluate_ost(acpi_device->handle, ACPI_OST_EC_OSPM_EJECT,
case ACPI_OST_EC_OSPM_EJECT: