MCS
rix = sc->sc_rixmap[MCS(x)];
("mcs %u has rix %d", MCS(x), rix));
if (MCS(srate) == tp->ucastrate)
if (((MCS(rix) & 0x7) <= 4) &&
MCS(cur_rix), cur_att, MCS(best_rix), average_tx_time);
if ((MCS(best_rix) > MCS(cur_rix)) &&
MCS(best_rix), MCS(cur_rix), average_tx_time, cur_att);
an->an_node.ni_txrate = (rt->info[best_rix].phy == IEEE80211_T_HT) ? MCS(best_rix) : DOT11RATE(best_rix);