CEC_ST_IDLE
if (pin->tx_custom_pulse && pin->state == CEC_ST_IDLE) {
if (pin->state != CEC_ST_IDLE || pin->ops->enable_irq == NULL ||
if (pin->state != CEC_ST_IDLE &&
pin->state = CEC_ST_IDLE;
if (delta > 100 && pin->state != CEC_ST_IDLE) {
case CEC_ST_IDLE: