nl80211_chan_width_to_mhz
int mhz = nl80211_chan_width_to_mhz(chan_width);
nl80211_chan_width_to_mhz(a->chandef->width),
nl80211_chan_width_to_mhz(b->chandef->width));
int nl80211_chan_width_to_mhz(enum nl80211_chan_width chan_width);
return nl80211_chan_width_to_mhz(c->width);
EXPORT_SYMBOL(nl80211_chan_width_to_mhz);
bw = nl80211_chan_width_to_mhz(width);
int pri_width = nl80211_chan_width_to_mhz(primary_chan_width);