1 files changed, 17 insertions, 5 deletions

diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index c8de50fa6378..efbf53534ade 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -268,7 +268,6 @@ void ath_paprd_calibrate(struct work_struct *work)
         int time_left;
         int i;
 
-        ath9k_ps_wakeup(sc);
         skb = alloc_skb(len, GFP_KERNEL);
         if (!skb)
                 return;
@@ -289,6 +288,7 @@ void ath_paprd_calibrate(struct work_struct *work)
         qnum = sc->tx.hwq_map[WME_AC_BE];
         txctl.txq = &sc->tx.txq[qnum];
 
+        ath9k_ps_wakeup(sc);
         ar9003_paprd_init_table(ah);
         for (chain = 0; chain < AR9300_MAX_CHAINS; chain++) {
                 if (!(ah->caps.tx_chainmask & BIT(chain)))
@@ -310,13 +310,13 @@ void ath_paprd_calibrate(struct work_struct *work)
                         break;
 
                 time_left = wait_for_completion_timeout(&sc->paprd_complete,
-                                                        100);
+                                msecs_to_jiffies(ATH_PAPRD_TIMEOUT));
                 if (!time_left) {
                         ath_print(ath9k_hw_common(ah), ATH_DBG_CALIBRATE,
                                   "Timeout waiting for paprd training on "
                                   "TX chain %d\n",
                                   chain);
-                        break;
+                        goto fail_paprd;
                 }
 
                 if (!ar9003_paprd_is_done(ah))
@@ -334,6 +334,7 @@ void ath_paprd_calibrate(struct work_struct *work)
                 ath_paprd_activate(sc);
         }
 
+fail_paprd:
         ath9k_ps_restore(sc);
 }
 
@@ -451,6 +452,10 @@ static void ath_start_ani(struct ath_common *common)
 {
         struct ath_hw *ah = common->ah;
         unsigned long timestamp = jiffies_to_msecs(jiffies);
+        struct ath_softc *sc = (struct ath_softc *) common->priv;
+
+        if (!(sc->sc_flags & SC_OP_ANI_RUN))
+                return;
 
         common->ani.longcal_timer = timestamp;
         common->ani.shortcal_timer = timestamp;
@@ -766,11 +771,13 @@ static void ath9k_bss_assoc_info(struct ath_softc *sc,
                 /* Reset rssi stats */
                 sc->sc_ah->stats.avgbrssi = ATH_RSSI_DUMMY_MARKER;
 
+                sc->sc_flags |= SC_OP_ANI_RUN;
                 ath_start_ani(common);
         } else {
                 ath_print(common, ATH_DBG_CONFIG, "Bss Info DISASSOC\n");
                 common->curaid = 0;
                 /* Stop ANI */
+                sc->sc_flags &= ~SC_OP_ANI_RUN;
                 del_timer_sync(&common->ani.timer);
         }
 }
@@ -1241,7 +1248,9 @@ static void ath9k_stop(struct ieee80211_hw *hw)
 
         aphy->state = ATH_WIPHY_INACTIVE;
 
-        cancel_delayed_work_sync(&sc->ath_led_blink_work);
+        if (led_blink)
+                cancel_delayed_work_sync(&sc->ath_led_blink_work);
+
         cancel_delayed_work_sync(&sc->tx_complete_work);
         cancel_work_sync(&sc->paprd_work);
 
@@ -1374,8 +1383,10 @@ static int ath9k_add_interface(struct ieee80211_hw *hw,
 
         if (vif->type == NL80211_IFTYPE_AP    ||
             vif->type == NL80211_IFTYPE_ADHOC ||
-            vif->type == NL80211_IFTYPE_MONITOR)
+            vif->type == NL80211_IFTYPE_MONITOR) {
+                sc->sc_flags |= SC_OP_ANI_RUN;
                 ath_start_ani(common);
+        }
 
 out:
         mutex_unlock(&sc->mutex);
@@ -1396,6 +1407,7 @@ static void ath9k_remove_interface(struct ieee80211_hw *hw,
         mutex_lock(&sc->mutex);
 
         /* Stop ANI */
+        sc->sc_flags &= ~SC_OP_ANI_RUN;
         del_timer_sync(&common->ani.timer);
 
         /* Reclaim beacon resources */