acpi_pwr_switch_consumer
status = acpi_pwr_switch_consumer(h, state);
status = acpi_pwr_switch_consumer(h, state);
acpi_pwr_switch_consumer(cooler, ACPI_STATE_D3);
status = acpi_pwr_switch_consumer(cooler, ACPI_STATE_D0);
acpi_pwr_switch_consumer(handle, ACPI_STATE_D3);
ACPI_STATUS acpi_pwr_switch_consumer(ACPI_HANDLE consumer, int state);