1 files changed, 9 insertions, 13 deletions

diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 3e5082c5f5f0..4b72b660f180 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -182,7 +182,7 @@ static void ath_restart_work(struct ath_softc *sc)
         ath_start_ani(sc);
 }
 
-static bool ath_prepare_reset(struct ath_softc *sc, bool flush)
+static bool ath_prepare_reset(struct ath_softc *sc)
 {
         struct ath_hw *ah = sc->sc_ah;
         bool ret = true;
@@ -202,14 +202,6 @@ static bool ath_prepare_reset(struct ath_softc *sc, bool flush)
         if (!ath_stoprecv(sc))
                 ret = false;
 
-        if (!flush) {
-                if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)
-                        ath_rx_tasklet(sc, 1, true);
-                ath_rx_tasklet(sc, 1, false);
-        } else {
-                ath_flushrecv(sc);
-        }
-
         return ret;
 }
 
@@ -261,11 +253,11 @@ static int ath_reset_internal(struct ath_softc *sc, struct ath9k_channel *hchan)
         struct ath_common *common = ath9k_hw_common(ah);
         struct ath9k_hw_cal_data *caldata = NULL;
         bool fastcc = true;
-        bool flush = false;
         int r;
 
         __ath_cancel_work(sc);
 
+        tasklet_disable(&sc->intr_tq);
         spin_lock_bh(&sc->sc_pcu_lock);
 
         if (!(sc->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL)) {
@@ -275,11 +267,10 @@ static int ath_reset_internal(struct ath_softc *sc, struct ath9k_channel *hchan)
 
         if (!hchan) {
                 fastcc = false;
-                flush = true;
                 hchan = ah->curchan;
         }
 
-        if (!ath_prepare_reset(sc, flush))
+        if (!ath_prepare_reset(sc))
                 fastcc = false;
 
         ath_dbg(common, CONFIG, "Reset to %u MHz, HT40: %d fastcc: %d\n",
@@ -301,6 +292,8 @@ static int ath_reset_internal(struct ath_softc *sc, struct ath9k_channel *hchan)
 
 out:
         spin_unlock_bh(&sc->sc_pcu_lock);
+        tasklet_enable(&sc->intr_tq);
+
         return r;
 }
 
@@ -801,7 +794,7 @@ static void ath9k_stop(struct ieee80211_hw *hw)
                 ath9k_hw_cfg_gpio_input(ah, ah->led_pin);
         }
 
-        ath_prepare_reset(sc, true);
+        ath_prepare_reset(sc);
 
         if (sc->rx.frag) {
                 dev_kfree_skb_any(sc->rx.frag);
@@ -1917,6 +1910,9 @@ static u32 fill_chainmask(u32 cap, u32 new)
 
 static bool validate_antenna_mask(struct ath_hw *ah, u32 val)
 {
+        if (AR_SREV_9300_20_OR_LATER(ah))
+                return true;
+
         switch (val & 0x7) {
         case 0x1:
         case 0x3: