1 files changed, 20 insertions, 29 deletions

diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 996eb90263c..79fbbda1549 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -363,14 +363,6 @@ static void ath_ani_calibrate(unsigned long data)
 	short_cal_interval = (ah->opmode == NL80211_IFTYPE_AP) ?
 		ATH_AP_SHORT_CALINTERVAL : ATH_STA_SHORT_CALINTERVAL;
 
-	/*
-	* don't calibrate when we're scanning.
-	* we are most likely not on our home channel.
-	*/
-	spin_lock(&sc->ani_lock);
-	if (sc->sc_flags & SC_OP_SCANNING)
-		goto set_timer;
-
 	/* Only calibrate if awake */
 	if (sc->sc_ah->power_mode != ATH9K_PM_AWAKE)
 		goto set_timer;
@@ -437,7 +429,6 @@ static void ath_ani_calibrate(unsigned long data)
 	ath9k_ps_restore(sc);
 
 set_timer:
-	spin_unlock(&sc->ani_lock);
 	/*
 	* Set timer interval based on previous results.
 	* The interval must be the shortest necessary to satisfy ANI,
@@ -1610,7 +1601,6 @@ static int ath_init_softc(u16 devid, struct ath_softc *sc, u16 subsysid,
 	spin_lock_init(&sc->wiphy_lock);
 	spin_lock_init(&sc->sc_resetlock);
 	spin_lock_init(&sc->sc_serial_rw);
-	spin_lock_init(&sc->ani_lock);
 	spin_lock_init(&sc->sc_pm_lock);
 	mutex_init(&sc->mutex);
 	tasklet_init(&sc->intr_tq, ath9k_tasklet, (unsigned long)sc);
@@ -2550,12 +2540,12 @@ static void ath9k_stop(struct ieee80211_hw *hw)
 }
 
 static int ath9k_add_interface(struct ieee80211_hw *hw,
-			       struct ieee80211_if_init_conf *conf)
+			       struct ieee80211_vif *vif)
 {
 	struct ath_wiphy *aphy = hw->priv;
 	struct ath_softc *sc = aphy->sc;
 	struct ath_common *common = ath9k_hw_common(sc->sc_ah);
-	struct ath_vif *avp = (void *)conf->vif->drv_priv;
+	struct ath_vif *avp = (void *)vif->drv_priv;
 	enum nl80211_iftype ic_opmode = NL80211_IFTYPE_UNSPECIFIED;
 	int ret = 0;
 
@@ -2567,7 +2557,7 @@ static int ath9k_add_interface(struct ieee80211_hw *hw,
 		goto out;
 	}
 
-	switch (conf->type) {
+	switch (vif->type) {
 	case NL80211_IFTYPE_STATION:
 		ic_opmode = NL80211_IFTYPE_STATION;
 		break;
@@ -2578,11 +2568,11 @@ static int ath9k_add_interface(struct ieee80211_hw *hw,
 			ret = -ENOBUFS;
 			goto out;
 		}
-		ic_opmode = conf->type;
+		ic_opmode = vif->type;
 		break;
 	default:
 		ath_print(common, ATH_DBG_FATAL,
-			"Interface type %d not yet supported\n", conf->type);
+			"Interface type %d not yet supported\n", vif->type);
 		ret = -EOPNOTSUPP;
 		goto out;
 	}
@@ -2614,18 +2604,18 @@ static int ath9k_add_interface(struct ieee80211_hw *hw,
 	 * Enable MIB interrupts when there are hardware phy counters.
 	 * Note we only do this (at the moment) for station mode.
 	 */
-	if ((conf->type == NL80211_IFTYPE_STATION) ||
-	    (conf->type == NL80211_IFTYPE_ADHOC) ||
-	    (conf->type == NL80211_IFTYPE_MESH_POINT)) {
+	if ((vif->type == NL80211_IFTYPE_STATION) ||
+	    (vif->type == NL80211_IFTYPE_ADHOC) ||
+	    (vif->type == NL80211_IFTYPE_MESH_POINT)) {
 		sc->imask |= ATH9K_INT_MIB;
 		sc->imask |= ATH9K_INT_TSFOOR;
 	}
 
 	ath9k_hw_set_interrupts(sc->sc_ah, sc->imask);
 
-	if (conf->type == NL80211_IFTYPE_AP    ||
-	    conf->type == NL80211_IFTYPE_ADHOC ||
-	    conf->type == NL80211_IFTYPE_MONITOR)
+	if (vif->type == NL80211_IFTYPE_AP    ||
+	    vif->type == NL80211_IFTYPE_ADHOC ||
+	    vif->type == NL80211_IFTYPE_MONITOR)
 		ath_start_ani(common);
 
 out:
@@ -2634,12 +2624,12 @@ out:
 }
 
 static void ath9k_remove_interface(struct ieee80211_hw *hw,
-				   struct ieee80211_if_init_conf *conf)
+				   struct ieee80211_vif *vif)
 {
 	struct ath_wiphy *aphy = hw->priv;
 	struct ath_softc *sc = aphy->sc;
 	struct ath_common *common = ath9k_hw_common(sc->sc_ah);
-	struct ath_vif *avp = (void *)conf->vif->drv_priv;
+	struct ath_vif *avp = (void *)vif->drv_priv;
 	int i;
 
 	ath_print(common, ATH_DBG_CONFIG, "Detach Interface\n");
@@ -2662,7 +2652,7 @@ static void ath9k_remove_interface(struct ieee80211_hw *hw,
 	sc->sc_flags &= ~SC_OP_BEACONS;
 
 	for (i = 0; i < ARRAY_SIZE(sc->beacon.bslot); i++) {
-		if (sc->beacon.bslot[i] == conf->vif) {
+		if (sc->beacon.bslot[i] == vif) {
 			printk(KERN_DEBUG "%s: vif had allocated beacon "
 			       "slot\n", __func__);
 			sc->beacon.bslot[i] = NULL;
@@ -3133,6 +3123,7 @@ static void ath9k_sw_scan_start(struct ieee80211_hw *hw)
 {
 	struct ath_wiphy *aphy = hw->priv;
 	struct ath_softc *sc = aphy->sc;
+	struct ath_common *common = ath9k_hw_common(sc->sc_ah);
 
 	mutex_lock(&sc->mutex);
 	if (ath9k_wiphy_scanning(sc)) {
@@ -3148,10 +3139,9 @@ static void ath9k_sw_scan_start(struct ieee80211_hw *hw)
 
 	aphy->state = ATH_WIPHY_SCAN;
 	ath9k_wiphy_pause_all_forced(sc, aphy);
-
-	spin_lock_bh(&sc->ani_lock);
 	sc->sc_flags |= SC_OP_SCANNING;
-	spin_unlock_bh(&sc->ani_lock);
+	del_timer_sync(&common->ani.timer);
+	cancel_delayed_work_sync(&sc->tx_complete_work);
 	mutex_unlock(&sc->mutex);
 }
 
@@ -3159,13 +3149,14 @@ static void ath9k_sw_scan_complete(struct ieee80211_hw *hw)
 {
 	struct ath_wiphy *aphy = hw->priv;
 	struct ath_softc *sc = aphy->sc;
+	struct ath_common *common = ath9k_hw_common(sc->sc_ah);
 
 	mutex_lock(&sc->mutex);
-	spin_lock_bh(&sc->ani_lock);
 	aphy->state = ATH_WIPHY_ACTIVE;
 	sc->sc_flags &= ~SC_OP_SCANNING;
 	sc->sc_flags |= SC_OP_FULL_RESET;
-	spin_unlock_bh(&sc->ani_lock);
+	ath_start_ani(common);
+	ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work, 0);
 	ath_beacon_config(sc, NULL);
 	mutex_unlock(&sc->mutex);
 }