ietp_set_power
int ietp_set_power(struct ietp_softc *sc, int power);
if (ietp_set_power(sc, I2C_HID_POWER_OFF)) {
if (ietp_set_power(sc, I2C_HID_POWER_OFF))
if (require_wakeup && ietp_set_power(sc, I2C_HID_POWER_ON) != 0) {
if (require_wakeup && ietp_set_power(sc, I2C_HID_POWER_OFF) != 0) {
if (ietp_set_power(sc, I2C_HID_POWER_ON)) {
ietp_set_power(sc, I2C_HID_POWER_OFF);
if (ietp_set_power(sc, I2C_HID_POWER_OFF))