RME96_WCR_MODE24
if (rme96->wcreg & RME96_WCR_MODE24) {
frlog += (rme96->wcreg & RME96_WCR_MODE24) ? 2 : 1;
rme96->wcreg &= ~RME96_WCR_MODE24;
rme96->wcreg |= RME96_WCR_MODE24;