SC16IS7XX_THREAD_RUNNING
if (sc->sc_thread_state == SC16IS7XX_THREAD_RUNNING) {
if (sc->sc_thread_state == SC16IS7XX_THREAD_RUNNING)
psc->sc_thread_state != SC16IS7XX_THREAD_RUNNING &&
psc->sc_thread_state = SC16IS7XX_THREAD_RUNNING;