wm_kmrn_readreg
static int wm_kmrn_readreg(struct wm_softc *, int, uint16_t *);
if (wm_kmrn_readreg(sc, KUMCTRLSTA_OFFSET_DIAG, &kmreg) != 0)
rv = wm_kmrn_readreg(sc,
wm_kmrn_readreg(sc, KUMCTRLSTA_OFFSET_INB_PARAM,