IEEE80211_HTINFO_2NDCHAN_ABOVE
ni->ni_ht2ndchan = IEEE80211_HTINFO_2NDCHAN_ABOVE;
if (ni->ni_ht2ndchan == IEEE80211_HTINFO_2NDCHAN_ABOVE)
ht->hi_byte1 |= IEEE80211_HTINFO_2NDCHAN_ABOVE;
frm[0] |= IEEE80211_HTINFO_2NDCHAN_ABOVE;