acpi_power_set
(void)acpi_power_set(sc->sc_node->ad_handle, ACPI_STATE_D0);
(void)acpi_power_set(sc->sc_node->ad_handle, ACPI_STATE_D0);
(void)acpi_power_set(sc->sc_node->ad_handle, ACPI_STATE_D3);
(void)acpi_power_set(sc->sc_node->ad_handle, ACPI_STATE_D0);
bool acpi_power_set(ACPI_HANDLE, int);
(void)acpi_power_set(cooler, pwr_state);