1 files changed, 53 insertions, 49 deletions

diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index a13387882636..74c2dc8a8b8a 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -459,16 +459,6 @@ void ath_ani_calibrate(unsigned long data)
 						   ah->curchan,
 						   common->rx_chainmask,
 						   longcal);
-
-			if (longcal)
-				common->ani.noise_floor = ath9k_hw_getchan_noise(ah,
-								     ah->curchan);
-
-			ath_print(common, ATH_DBG_ANI,
-				  " calibrate chan %u/%x nf: %d\n",
-				  ah->curchan->channel,
-				  ah->curchan->channelFlags,
-				  common->ani.noise_floor);
 		}
 	}
 
@@ -723,7 +713,7 @@ irqreturn_t ath_isr(int irq, void *dev)
 		 * it will clear whatever condition caused
 		 * the interrupt.
 		 */
-		ath9k_hw_procmibevent(ah);
+		ath9k_hw_proc_mib_event(ah);
 		ath9k_hw_set_interrupts(ah, ah->imask);
 	}
 
@@ -1384,6 +1374,9 @@ static int ath9k_add_interface(struct ieee80211_hw *hw,
 	case NL80211_IFTYPE_STATION:
 		ic_opmode = NL80211_IFTYPE_STATION;
 		break;
+	case NL80211_IFTYPE_WDS:
+		ic_opmode = NL80211_IFTYPE_WDS;
+		break;
 	case NL80211_IFTYPE_ADHOC:
 	case NL80211_IFTYPE_AP:
 	case NL80211_IFTYPE_MESH_POINT:
@@ -1491,7 +1484,7 @@ static void ath9k_remove_interface(struct ieee80211_hw *hw,
 	mutex_unlock(&sc->mutex);
 }
 
-void ath9k_enable_ps(struct ath_softc *sc)
+static void ath9k_enable_ps(struct ath_softc *sc)
 {
 	struct ath_hw *ah = sc->sc_ah;
 
@@ -1505,13 +1498,32 @@ void ath9k_enable_ps(struct ath_softc *sc)
 	}
 }
 
+static void ath9k_disable_ps(struct ath_softc *sc)
+{
+	struct ath_hw *ah = sc->sc_ah;
+
+	sc->ps_enabled = false;
+	ath9k_hw_setpower(ah, ATH9K_PM_AWAKE);
+	if (!(ah->caps.hw_caps & ATH9K_HW_CAP_AUTOSLEEP)) {
+		ath9k_hw_setrxabort(ah, 0);
+		sc->ps_flags &= ~(PS_WAIT_FOR_BEACON |
+				  PS_WAIT_FOR_CAB |
+				  PS_WAIT_FOR_PSPOLL_DATA |
+				  PS_WAIT_FOR_TX_ACK);
+		if (ah->imask & ATH9K_INT_TIM_TIMER) {
+			ah->imask &= ~ATH9K_INT_TIM_TIMER;
+			ath9k_hw_set_interrupts(ah, ah->imask);
+		}
+	}
+
+}
+
 static int ath9k_config(struct ieee80211_hw *hw, u32 changed)
 {
 	struct ath_wiphy *aphy = hw->priv;
 	struct ath_softc *sc = aphy->sc;
 	struct ath_common *common = ath9k_hw_common(sc->sc_ah);
 	struct ieee80211_conf *conf = &hw->conf;
-	struct ath_hw *ah = sc->sc_ah;
 	bool disable_radio;
 
 	mutex_lock(&sc->mutex);
@@ -1558,35 +1570,10 @@ static int ath9k_config(struct ieee80211_hw *hw, u32 changed)
 	if (changed & IEEE80211_CONF_CHANGE_PS) {
 		unsigned long flags;
 		spin_lock_irqsave(&sc->sc_pm_lock, flags);
-		if (conf->flags & IEEE80211_CONF_PS) {
-			sc->ps_flags |= PS_ENABLED;
-			/*
-			 * At this point we know hardware has received an ACK
-			 * of a previously sent null data frame.
-			 */
-			if ((sc->ps_flags & PS_NULLFUNC_COMPLETED)) {
-				sc->ps_flags &= ~PS_NULLFUNC_COMPLETED;
-				ath9k_enable_ps(sc);
-                        }
-		} else {
-			sc->ps_enabled = false;
-			sc->ps_flags &= ~(PS_ENABLED |
-					  PS_NULLFUNC_COMPLETED);
-			ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_AWAKE);
-			if (!(ah->caps.hw_caps &
-			      ATH9K_HW_CAP_AUTOSLEEP)) {
-				ath9k_hw_setrxabort(sc->sc_ah, 0);
-				sc->ps_flags &= ~(PS_WAIT_FOR_BEACON |
-						  PS_WAIT_FOR_CAB |
-						  PS_WAIT_FOR_PSPOLL_DATA |
-						  PS_WAIT_FOR_TX_ACK);
-				if (ah->imask & ATH9K_INT_TIM_TIMER) {
-					ah->imask &= ~ATH9K_INT_TIM_TIMER;
-					ath9k_hw_set_interrupts(sc->sc_ah,
-							ah->imask);
-				}
-			}
-		}
+		if (conf->flags & IEEE80211_CONF_PS)
+			ath9k_enable_ps(sc);
+		else
+			ath9k_disable_ps(sc);
 		spin_unlock_irqrestore(&sc->sc_pm_lock, flags);
 	}
 
@@ -2004,15 +1991,32 @@ static int ath9k_get_survey(struct ieee80211_hw *hw, int idx,
 	struct ath_wiphy *aphy = hw->priv;
 	struct ath_softc *sc = aphy->sc;
 	struct ath_hw *ah = sc->sc_ah;
-	struct ath_common *common = ath9k_hw_common(ah);
-	struct ieee80211_conf *conf = &hw->conf;
+	struct ieee80211_supported_band *sband;
+	struct ath9k_channel *chan;
+
+	sband = hw->wiphy->bands[IEEE80211_BAND_2GHZ];
+	if (sband && idx >= sband->n_channels) {
+		idx -= sband->n_channels;
+		sband = NULL;
+	}
+
+	if (!sband)
+		sband = hw->wiphy->bands[IEEE80211_BAND_5GHZ];
 
-	 if (idx != 0)
-		return -ENOENT;
+	if (!sband || idx >= sband->n_channels)
+	    return -ENOENT;
 
-	survey->channel = conf->channel;
-	survey->filled = SURVEY_INFO_NOISE_DBM;
-	survey->noise = common->ani.noise_floor;
+	survey->channel = &sband->channels[idx];
+	chan = &ah->channels[survey->channel->hw_value];
+	survey->filled = 0;
+
+	if (chan == ah->curchan)
+		survey->filled |= SURVEY_INFO_IN_USE;
+
+	if (chan->noisefloor) {
+		survey->filled |= SURVEY_INFO_NOISE_DBM;
+		survey->noise = chan->noisefloor;
+	}
 
 	return 0;
 }