ACPI_THERMAL_TRIP_PASSIVE
if (index != ACPI_THERMAL_TRIP_PASSIVE) {
ACPI_THERMAL_TRIP_PASSIVE : active_trip_index(tz, acpi_trip);
if (index == ACPI_THERMAL_TRIP_PASSIVE) {
acpi_thermal_init_trip(tz, ACPI_THERMAL_TRIP_PASSIVE);