VR_TXTHRESH_MAX
if (sc->vr_txthresh < VR_TXTHRESH_MAX) {
if (sc->vr_txthresh >= VR_TXTHRESH_MAX) {
sc->vr_txthresh = VR_TXTHRESH_MAX;
sc->vr_txthresh = VR_TXTHRESH_MAX;
sc->vr_txthresh = VR_TXTHRESH_MAX;