I can't find any valid reason for not setting the ATH9K_RX_FILTER_PSPOLL
flag on older hardware and neither the documentation nor the reference
code mention any reason for excluding older hardware here.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
        else
                rfilt |= ATH9K_RX_FILTER_BEACON;
 
-       if ((AR_SREV_9280_20_OR_LATER(sc->sc_ah) ||
-           AR_SREV_9285_12_OR_LATER(sc->sc_ah)) &&
-           (sc->sc_ah->opmode == NL80211_IFTYPE_AP) &&
+       if ((sc->sc_ah->opmode == NL80211_IFTYPE_AP) ||
            (sc->rx.rxfilter & FIF_PSPOLL))
                rfilt |= ATH9K_RX_FILTER_PSPOLL;