}
static u32 ath_lookup_rate(struct ath_softc *sc, struct ath_buf *bf,
-@@ -2169,7 +2166,9 @@ static void ath_tx_complete_poll_work(st
+@@ -664,7 +661,8 @@ static int ath_compute_num_delims(struct
+ * TODO - this could be improved to be dependent on the rate.
+ * The hardware can keep up at lower rates, but not higher rates
+ */
+- if (fi->keyix != ATH9K_TXKEYIX_INVALID)
++ if ((fi->keyix != ATH9K_TXKEYIX_INVALID) &&
++ !(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA))
+ ndelim += ATH_AGGR_ENCRYPTDELIM;
+
+ /*
+@@ -2169,7 +2167,9 @@ static void ath_tx_complete_poll_work(st
if (needreset) {
ath_dbg(ath9k_hw_common(sc->sc_ah), ATH_DBG_RESET,
"tx hung, resetting the chip\n");