IEEE80211_VHTCAP_CHAN_WIDTH_MASK
supp_chwidth = (ni->ni_vhtcaps & IEEE80211_VHTCAP_CHAN_WIDTH_MASK) >>
IEEE80211_VHTCAP_CHAN_WIDTH_MASK) >>
cap_chan_width = (ni->ni_vhtcaps & IEEE80211_VHTCAP_CHAN_WIDTH_MASK) >>
cap_chan_width = (ni->ni_vhtcaps & IEEE80211_VHTCAP_CHAN_WIDTH_MASK) >>
switch ((vhtcaps & IEEE80211_VHTCAP_CHAN_WIDTH_MASK) <<