Symbol: RATE_CTRL_CAPA_AMPDU_TRIGGER
net/mac80211/rc80211_minstrel_ht.c
1998
.capa = RATE_CTRL_CAPA_AMPDU_TRIGGER,
net/mac80211/tx.c
1188
if (!ref || !(ref->ops->capa & RATE_CTRL_CAPA_AMPDU_TRIGGER))