summaryrefslogtreecommitdiff
path: root/package/mac80211/patches/300-pending_work.patch
blob: 4eb0a3f14e29b8a728787fa0e4cf837dd6d11cc2 (plain)
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--- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c
@@ -326,7 +326,6 @@ static bool ar9003_hw_get_isr(struct ath
 static int ar9003_hw_proc_txdesc(struct ath_hw *ah, void *ds,
 				 struct ath_tx_status *ts)
 {
-	struct ar9003_txc *txc = (struct ar9003_txc *) ds;
 	struct ar9003_txs *ads;
 	u32 status;
 
@@ -336,11 +335,7 @@ static int ar9003_hw_proc_txdesc(struct 
 	if ((status & AR_TxDone) == 0)
 		return -EINPROGRESS;
 
-	ts->qid = MS(ads->ds_info, AR_TxQcuNum);
-	if (!txc || (MS(txc->info, AR_TxQcuNum) == ts->qid))
-		ah->ts_tail = (ah->ts_tail + 1) % ah->ts_size;
-	else
-		return -ENOENT;
+	ah->ts_tail = (ah->ts_tail + 1) % ah->ts_size;
 
 	if ((MS(ads->ds_info, AR_DescId) != ATHEROS_VENDOR_ID) ||
 	    (MS(ads->ds_info, AR_TxRxDesc) != 1)) {
@@ -354,6 +349,7 @@ static int ar9003_hw_proc_txdesc(struct 
 	ts->ts_seqnum = MS(status, AR_SeqNum);
 	ts->tid = MS(status, AR_TxTid);
 
+	ts->qid = MS(ads->ds_info, AR_TxQcuNum);
 	ts->desc_id = MS(ads->status1, AR_TxDescId);
 	ts->ts_tstamp = ads->status4;
 	ts->ts_status = 0;
@@ -440,20 +436,14 @@ int ath9k_hw_process_rxdesc_edma(struct 
 	struct ar9003_rxs *rxsp = (struct ar9003_rxs *) buf_addr;
 	unsigned int phyerr;
 
-	/* TODO: byte swap on big endian for ar9300_10 */
-
-	if (!rxs) {
-		if ((rxsp->status11 & AR_RxDone) == 0)
-			return -EINPROGRESS;
-
-		if (MS(rxsp->ds_info, AR_DescId) != 0x168c)
-			return -EINVAL;
+	if ((rxsp->status11 & AR_RxDone) == 0)
+		return -EINPROGRESS;
 
-		if ((rxsp->ds_info & (AR_TxRxDesc | AR_CtrlStat)) != 0)
-			return -EINPROGRESS;
+	if (MS(rxsp->ds_info, AR_DescId) != 0x168c)
+		return -EINVAL;
 
-		return 0;
-	}
+	if ((rxsp->ds_info & (AR_TxRxDesc | AR_CtrlStat)) != 0)
+		return -EINPROGRESS;
 
 	rxs->rs_status = 0;
 	rxs->rs_flags =  0;
@@ -510,7 +500,11 @@ int ath9k_hw_process_rxdesc_edma(struct 
 		 */
 		if (rxsp->status11 & AR_CRCErr)
 			rxs->rs_status |= ATH9K_RXERR_CRC;
-		else if (rxsp->status11 & AR_PHYErr) {
+		else if (rxsp->status11 & AR_DecryptCRCErr)
+			rxs->rs_status |= ATH9K_RXERR_DECRYPT;
+		else if (rxsp->status11 & AR_MichaelErr)
+			rxs->rs_status |= ATH9K_RXERR_MIC;
+		if (rxsp->status11 & AR_PHYErr) {
 			phyerr = MS(rxsp->status11, AR_PHYErrCode);
 			/*
 			 * If we reach a point here where AR_PostDelimCRCErr is
@@ -532,11 +526,7 @@ int ath9k_hw_process_rxdesc_edma(struct 
 				rxs->rs_status |= ATH9K_RXERR_PHY;
 				rxs->rs_phyerr = phyerr;
 			}
-
-		} else if (rxsp->status11 & AR_DecryptCRCErr)
-			rxs->rs_status |= ATH9K_RXERR_DECRYPT;
-		else if (rxsp->status11 & AR_MichaelErr)
-			rxs->rs_status |= ATH9K_RXERR_MIC;
+		};
 	}
 
 	if (rxsp->status11 & AR_KeyMiss)
--- a/drivers/net/wireless/ath/carl9170/tx.c
+++ b/drivers/net/wireless/ath/carl9170/tx.c
@@ -1236,6 +1236,7 @@ static bool carl9170_tx_ps_drop(struct a
 {
 	struct ieee80211_sta *sta;
 	struct carl9170_sta_info *sta_info;
+	struct ieee80211_tx_info *tx_info;
 
 	rcu_read_lock();
 	sta = __carl9170_get_tx_sta(ar, skb);
@@ -1243,12 +1244,13 @@ static bool carl9170_tx_ps_drop(struct a
 		goto out_rcu;
 
 	sta_info = (void *) sta->drv_priv;
-	if (unlikely(sta_info->sleeping)) {
-		struct ieee80211_tx_info *tx_info;
+	tx_info = IEEE80211_SKB_CB(skb);
 
+	if (unlikely(sta_info->sleeping) &&
+	    !(tx_info->flags & (IEEE80211_TX_CTL_NO_PS_BUFFER |
+				IEEE80211_TX_CTL_CLEAR_PS_FILT))) {
 		rcu_read_unlock();
 
-		tx_info = IEEE80211_SKB_CB(skb);
 		if (tx_info->flags & IEEE80211_TX_CTL_AMPDU)
 			atomic_dec(&ar->tx_ampdu_upload);
 
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -1694,7 +1694,7 @@ il4965_tx_skb(struct il_priv *il, struct
 		sta_priv = (void *)sta->drv_priv;
 
 	if (sta_priv && sta_priv->asleep &&
-	    (info->flags & IEEE80211_TX_CTL_POLL_RESPONSE)) {
+	    (info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER)) {
 		/*
 		 * This sends an asynchronous command to the device,
 		 * but we can rely on it being processed before the
--- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
@@ -322,7 +322,7 @@ int iwlagn_tx_skb(struct iwl_priv *priv,
 		sta_priv = (void *)info->control.sta->drv_priv;
 
 	if (sta_priv && sta_priv->asleep &&
-	    (info->flags & IEEE80211_TX_CTL_POLL_RESPONSE)) {
+	    (info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER)) {
 		/*
 		 * This sends an asynchronous command to the device,
 		 * but we can rely on it being processed before the
@@ -331,6 +331,10 @@ int iwlagn_tx_skb(struct iwl_priv *priv,
 		 * counter.
 		 * For now set the counter to just 1 since we do not
 		 * support uAPSD yet.
+		 *
+		 * FIXME: If we get two non-bufferable frames one
+		 * after the other, we might only send out one of
+		 * them because this is racy.
 		 */
 		iwl_sta_modify_sleep_tx_count(priv, sta_id, 1);
 	}
--- a/drivers/net/wireless/p54/txrx.c
+++ b/drivers/net/wireless/p54/txrx.c
@@ -690,7 +690,7 @@ static void p54_tx_80211_header(struct p
 	if (!(info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ))
 		*flags |= P54_HDR_FLAG_DATA_OUT_SEQNR;
 
-	if (info->flags & IEEE80211_TX_CTL_POLL_RESPONSE)
+	if (info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER)
 		*flags |= P54_HDR_FLAG_DATA_OUT_NOCANCEL;
 
 	if (info->flags & IEEE80211_TX_CTL_CLEAR_PS_FILT)
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -341,9 +341,9 @@ struct ieee80211_bss_conf {
  *	used to indicate that a frame was already retried due to PS
  * @IEEE80211_TX_INTFL_DONT_ENCRYPT: completely internal to mac80211,
  *	used to indicate frame should not be encrypted
- * @IEEE80211_TX_CTL_POLL_RESPONSE: This frame is a response to a poll
- *	frame (PS-Poll or uAPSD) and should be sent although the station
- *	is in powersave mode.
+ * @IEEE80211_TX_CTL_NO_PS_BUFFER: This frame is a response to a poll
+ *	frame (PS-Poll or uAPSD) or a non-bufferable MMPDU and must
+ *	be sent although the station is in powersave mode.
  * @IEEE80211_TX_CTL_MORE_FRAMES: More frames will be passed to the
  *	transmit function after the current frame, this can be used
  *	by drivers to kick the DMA queue only if unset or when the
@@ -399,7 +399,7 @@ enum mac80211_tx_control_flags {
 	IEEE80211_TX_INTFL_NEED_TXPROCESSING	= BIT(14),
 	IEEE80211_TX_INTFL_RETRIED		= BIT(15),
 	IEEE80211_TX_INTFL_DONT_ENCRYPT		= BIT(16),
-	IEEE80211_TX_CTL_POLL_RESPONSE		= BIT(17),
+	IEEE80211_TX_CTL_NO_PS_BUFFER		= BIT(17),
 	IEEE80211_TX_CTL_MORE_FRAMES		= BIT(18),
 	IEEE80211_TX_INTFL_RETRANSMISSION	= BIT(19),
 	/* hole at 20, use later */
@@ -425,7 +425,7 @@ enum mac80211_tx_control_flags {
 	IEEE80211_TX_CTL_SEND_AFTER_DTIM | IEEE80211_TX_CTL_AMPDU |	      \
 	IEEE80211_TX_STAT_TX_FILTERED |	IEEE80211_TX_STAT_ACK |		      \
 	IEEE80211_TX_STAT_AMPDU | IEEE80211_TX_STAT_AMPDU_NO_BACK |	      \
-	IEEE80211_TX_CTL_RATE_CTRL_PROBE | IEEE80211_TX_CTL_POLL_RESPONSE |   \
+	IEEE80211_TX_CTL_RATE_CTRL_PROBE | IEEE80211_TX_CTL_NO_PS_BUFFER |    \
 	IEEE80211_TX_CTL_MORE_FRAMES | IEEE80211_TX_CTL_LDPC |		      \
 	IEEE80211_TX_CTL_STBC | IEEE80211_TX_STATUS_EOSP)
 
@@ -659,6 +659,8 @@ ieee80211_tx_info_clear_status(struct ie
  * @RX_FLAG_HT: HT MCS was used and rate_idx is MCS index
  * @RX_FLAG_40MHZ: HT40 (40 MHz) was used
  * @RX_FLAG_SHORT_GI: Short guard interval was used
+ * @RX_FLAG_NO_SIGNAL_VAL: The signal strength value is not present.
+ *	Valid only for data frames (mainly A-MPDU)
  */
 enum mac80211_rx_flags {
 	RX_FLAG_MMIC_ERROR	= 1<<0,
@@ -672,6 +674,7 @@ enum mac80211_rx_flags {
 	RX_FLAG_HT		= 1<<9,
 	RX_FLAG_40MHZ		= 1<<10,
 	RX_FLAG_SHORT_GI	= 1<<11,
+	RX_FLAG_NO_SIGNAL_VAL	= 1<<12,
 };
 
 /**
@@ -1634,7 +1637,7 @@ void ieee80211_free_txskb(struct ieee802
  * the station sends a PS-Poll or a uAPSD trigger frame, mac80211
  * will inform the driver of this with the @allow_buffered_frames
  * callback; this callback is optional. mac80211 will then transmit
- * the frames as usual and set the %IEEE80211_TX_CTL_POLL_RESPONSE
+ * the frames as usual and set the %IEEE80211_TX_CTL_NO_PS_BUFFER
  * on each frame. The last frame in the service period (or the only
  * response to a PS-Poll) also has %IEEE80211_TX_STATUS_EOSP set to
  * indicate that it ends the service period; as this frame must have
@@ -1642,6 +1645,9 @@ void ieee80211_free_txskb(struct ieee802
  * When TX status is reported for this frame, the service period is
  * marked has having ended and a new one can be started by the peer.
  *
+ * Additionally, non-bufferable MMPDUs can also be transmitted by
+ * mac80211 with the %IEEE80211_TX_CTL_NO_PS_BUFFER set in them.
+ *
  * Another race condition can happen on some devices like iwlwifi
  * when there are frames queued for the station and it wakes up
  * or polls; the frames that are already queued could end up being
@@ -2140,7 +2146,7 @@ enum ieee80211_frame_release_type {
  * @allow_buffered_frames: Prepare device to allow the given number of frames
  *	to go out to the given station. The frames will be sent by mac80211
  *	via the usual TX path after this call. The TX information for frames
- *	released will also have the %IEEE80211_TX_CTL_POLL_RESPONSE flag set
+ *	released will also have the %IEEE80211_TX_CTL_NO_PS_BUFFER flag set
  *	and the last one will also have %IEEE80211_TX_STATUS_EOSP set. In case
  *	frames from multiple TIDs are released and the driver might reorder
  *	them between the TIDs, it must set the %IEEE80211_TX_STATUS_EOSP flag
--- a/net/mac80211/agg-rx.c
+++ b/net/mac80211/agg-rx.c
@@ -187,6 +187,8 @@ static void ieee80211_send_addba_resp(st
 		memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);
 	else if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
 		memcpy(mgmt->bssid, sdata->u.ibss.bssid, ETH_ALEN);
+	else if (sdata->vif.type == NL80211_IFTYPE_WDS)
+		memcpy(mgmt->bssid, da, ETH_ALEN);
 
 	mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
 					  IEEE80211_STYPE_ACTION);
--- a/net/mac80211/agg-tx.c
+++ b/net/mac80211/agg-tx.c
@@ -81,7 +81,8 @@ static void ieee80211_send_addba_request
 	memcpy(mgmt->sa, sdata->vif.addr, ETH_ALEN);
 	if (sdata->vif.type == NL80211_IFTYPE_AP ||
 	    sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
-	    sdata->vif.type == NL80211_IFTYPE_MESH_POINT)
+	    sdata->vif.type == NL80211_IFTYPE_MESH_POINT ||
+	    sdata->vif.type == NL80211_IFTYPE_WDS)
 		memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN);
 	else if (sdata->vif.type == NL80211_IFTYPE_STATION)
 		memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);
@@ -471,6 +472,7 @@ int ieee80211_start_tx_ba_session(struct
 	    sdata->vif.type != NL80211_IFTYPE_MESH_POINT &&
 	    sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
 	    sdata->vif.type != NL80211_IFTYPE_AP &&
+	    sdata->vif.type != NL80211_IFTYPE_WDS &&
 	    sdata->vif.type != NL80211_IFTYPE_ADHOC)
 		return -EINVAL;
 
--- a/net/mac80211/debugfs_sta.c
+++ b/net/mac80211/debugfs_sta.c
@@ -63,11 +63,11 @@ static ssize_t sta_flags_read(struct fil
 	test_sta_flag(sta, WLAN_STA_##flg) ? #flg "\n" : ""
 
 	int res = scnprintf(buf, sizeof(buf),
-			    "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
+			    "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
 			    TEST(AUTH), TEST(ASSOC), TEST(PS_STA),
 			    TEST(PS_DRIVER), TEST(AUTHORIZED),
 			    TEST(SHORT_PREAMBLE),
-			    TEST(WME), TEST(WDS), TEST(CLEAR_PS_FILT),
+			    TEST(WME), TEST(CLEAR_PS_FILT),
 			    TEST(MFP), TEST(BLOCK_BA), TEST(PSPOLL),
 			    TEST(UAPSD), TEST(SP), TEST(TDLS_PEER),
 			    TEST(TDLS_PEER_AUTH), TEST(4ADDR_EVENT),
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -178,7 +178,6 @@ static int ieee80211_do_open(struct net_
 {
 	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 	struct ieee80211_local *local = sdata->local;
-	struct sta_info *sta;
 	u32 changed = 0;
 	int res;
 	u32 hw_reconf_flags = 0;
@@ -309,28 +308,6 @@ static int ieee80211_do_open(struct net_
 
 	set_bit(SDATA_STATE_RUNNING, &sdata->state);
 
-	if (sdata->vif.type == NL80211_IFTYPE_WDS) {
-		/* Create STA entry for the WDS peer */
-		sta = sta_info_alloc(sdata, sdata->u.wds.remote_addr,
-				     GFP_KERNEL);
-		if (!sta) {
-			res = -ENOMEM;
-			goto err_del_interface;
-		}
-
-		sta_info_pre_move_state(sta, IEEE80211_STA_AUTH);
-		sta_info_pre_move_state(sta, IEEE80211_STA_ASSOC);
-		sta_info_pre_move_state(sta, IEEE80211_STA_AUTHORIZED);
-
-		res = sta_info_insert(sta);
-		if (res) {
-			/* STA has been freed */
-			goto err_del_interface;
-		}
-
-		rate_control_rate_init(sta);
-	}
-
 	/*
 	 * set_multicast_list will be invoked by the networking core
 	 * which will check whether any increments here were done in
@@ -357,8 +334,7 @@ static int ieee80211_do_open(struct net_
 	netif_tx_start_all_queues(dev);
 
 	return 0;
- err_del_interface:
-	drv_remove_interface(local, sdata);
+
  err_stop:
 	if (!local->open_count)
 		drv_stop(local);
@@ -722,6 +698,70 @@ static void ieee80211_if_setup(struct ne
 	dev->destructor = free_netdev;
 }
 
+static void ieee80211_wds_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
+					 struct sk_buff *skb)
+{
+	struct ieee80211_local *local = sdata->local;
+	struct ieee80211_rx_status *rx_status;
+	struct ieee802_11_elems elems;
+	struct ieee80211_mgmt *mgmt;
+	struct sta_info *sta;
+	size_t baselen;
+	u32 rates = 0;
+	u16 stype;
+	bool new = false;
+	enum ieee80211_band band = local->hw.conf.channel->band;
+	struct ieee80211_supported_band *sband = local->hw.wiphy->bands[band];
+
+	rx_status = IEEE80211_SKB_RXCB(skb);
+	mgmt = (struct ieee80211_mgmt *) skb->data;
+	stype = le16_to_cpu(mgmt->frame_control) & IEEE80211_FCTL_STYPE;
+
+	if (stype != IEEE80211_STYPE_BEACON)
+		return;
+
+	baselen = (u8 *) mgmt->u.probe_resp.variable - (u8 *) mgmt;
+	if (baselen > skb->len)
+		return;
+
+	ieee802_11_parse_elems(mgmt->u.probe_resp.variable,
+			       skb->len - baselen, &elems);
+
+	rates = ieee80211_sta_get_rates(local, &elems, band);
+
+	rcu_read_lock();
+
+	sta = sta_info_get(sdata, sdata->u.wds.remote_addr);
+
+	if (!sta) {
+		rcu_read_unlock();
+		sta = sta_info_alloc(sdata, sdata->u.wds.remote_addr,
+				     GFP_KERNEL);
+		if (!sta)
+			return;
+
+		new = true;
+	}
+
+	sta->last_rx = jiffies;
+	sta->sta.supp_rates[local->hw.conf.channel->band] = rates;
+
+	if (elems.ht_cap_elem)
+		ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband,
+				elems.ht_cap_elem, &sta->sta.ht_cap);
+
+	if (elems.wmm_param)
+		set_sta_flag(sta, WLAN_STA_WME);
+
+	if (new) {
+		set_sta_flag(sta, WLAN_STA_AUTHORIZED);
+		rate_control_rate_init(sta);
+		sta_info_insert_rcu(sta);
+	}
+
+	rcu_read_unlock();
+}
+
 static void ieee80211_iface_work(struct work_struct *work)
 {
 	struct ieee80211_sub_if_data *sdata =
@@ -826,6 +866,9 @@ static void ieee80211_iface_work(struct 
 				break;
 			ieee80211_mesh_rx_queued_mgmt(sdata, skb);
 			break;
+		case NL80211_IFTYPE_WDS:
+			ieee80211_wds_rx_queued_mgmt(sdata, skb);
+			break;
 		default:
 			WARN(1, "frame for unexpected interface type");
 			break;
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -177,7 +177,8 @@ ieee80211_add_rx_radiotap_header(struct 
 	pos += 2;
 
 	/* IEEE80211_RADIOTAP_DBM_ANTSIGNAL */
-	if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM) {
+	if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM &&
+	    !(status->flag & RX_FLAG_NO_SIGNAL_VAL)) {
 		*pos = status->signal;
 		rthdr->it_present |=
 			cpu_to_le32(1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL);
@@ -489,12 +490,12 @@ ieee80211_rx_mesh_check(struct ieee80211
 			if (ieee80211_has_tods(hdr->frame_control) ||
 				!ieee80211_has_fromds(hdr->frame_control))
 				return RX_DROP_MONITOR;
-			if (memcmp(hdr->addr3, dev_addr, ETH_ALEN) == 0)
+			if (compare_ether_addr(hdr->addr3, dev_addr) == 0)
 				return RX_DROP_MONITOR;
 		} else {
 			if (!ieee80211_has_a4(hdr->frame_control))
 				return RX_DROP_MONITOR;
-			if (memcmp(hdr->addr4, dev_addr, ETH_ALEN) == 0)
+			if (compare_ether_addr(hdr->addr4, dev_addr) == 0)
 				return RX_DROP_MONITOR;
 		}
 	}
@@ -1309,8 +1310,10 @@ ieee80211_rx_h_sta_process(struct ieee80
 
 	sta->rx_fragments++;
 	sta->rx_bytes += rx->skb->len;
-	sta->last_signal = status->signal;
-	ewma_add(&sta->avg_signal, -status->signal);
+	if (!(status->flag & RX_FLAG_NO_SIGNAL_VAL)) {
+		sta->last_signal = status->signal;
+		ewma_add(&sta->avg_signal, -status->signal);
+	}
 
 	/*
 	 * Change STA power saving mode only at the end of a frame
@@ -2282,6 +2285,7 @@ ieee80211_rx_h_action(struct ieee80211_r
 		    sdata->vif.type != NL80211_IFTYPE_MESH_POINT &&
 		    sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
 		    sdata->vif.type != NL80211_IFTYPE_AP &&
+		    sdata->vif.type != NL80211_IFTYPE_WDS &&
 		    sdata->vif.type != NL80211_IFTYPE_ADHOC)
 			break;
 
@@ -2336,7 +2340,7 @@ ieee80211_rx_h_action(struct ieee80211_r
 			if (sdata->vif.type != NL80211_IFTYPE_STATION)
 				break;
 
-			if (memcmp(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN))
+			if (compare_ether_addr(mgmt->bssid, sdata->u.mgd.bssid))
 				break;
 
 			goto queue;
@@ -2492,14 +2496,15 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_
 
 	if (!ieee80211_vif_is_mesh(&sdata->vif) &&
 	    sdata->vif.type != NL80211_IFTYPE_ADHOC &&
-	    sdata->vif.type != NL80211_IFTYPE_STATION)
+	    sdata->vif.type != NL80211_IFTYPE_STATION &&
+	    sdata->vif.type != NL80211_IFTYPE_WDS)
 		return RX_DROP_MONITOR;
 
 	switch (stype) {
 	case cpu_to_le16(IEEE80211_STYPE_AUTH):
 	case cpu_to_le16(IEEE80211_STYPE_BEACON):
 	case cpu_to_le16(IEEE80211_STYPE_PROBE_RESP):
-		/* process for all: mesh, mlme, ibss */
+		/* process for all: mesh, mlme, ibss, wds */
 		break;
 	case cpu_to_le16(IEEE80211_STYPE_ASSOC_RESP):
 	case cpu_to_le16(IEEE80211_STYPE_REASSOC_RESP):
@@ -2853,10 +2858,16 @@ static int prepare_for_handlers(struct i
 		}
 		break;
 	case NL80211_IFTYPE_WDS:
-		if (bssid || !ieee80211_is_data(hdr->frame_control))
-			return 0;
 		if (compare_ether_addr(sdata->u.wds.remote_addr, hdr->addr2))
 			return 0;
+
+		if (ieee80211_is_data(hdr->frame_control) ||
+		    ieee80211_is_action(hdr->frame_control)) {
+			if (compare_ether_addr(sdata->vif.addr, hdr->addr1))
+				return 0;
+		} else if (!ieee80211_is_beacon(hdr->frame_control))
+			return 0;
+
 		break;
 	default:
 		/* should never get here */
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -9,6 +9,7 @@
 
 #include <linux/module.h>
 #include <linux/init.h>
+#include <linux/etherdevice.h>
 #include <linux/netdevice.h>
 #include <linux/types.h>
 #include <linux/slab.h>
@@ -101,7 +102,7 @@ struct sta_info *sta_info_get(struct iee
 				    lockdep_is_held(&local->sta_mtx));
 	while (sta) {
 		if (sta->sdata == sdata &&
-		    memcmp(sta->sta.addr, addr, ETH_ALEN) == 0)
+		    compare_ether_addr(sta->sta.addr, addr) == 0)
 			break;
 		sta = rcu_dereference_check(sta->hnext,
 					    lockdep_is_held(&local->sta_mtx));
@@ -124,7 +125,7 @@ struct sta_info *sta_info_get_bss(struct
 	while (sta) {
 		if ((sta->sdata == sdata ||
 		     (sta->sdata->bss && sta->sdata->bss == sdata->bss)) &&
-		    memcmp(sta->sta.addr, addr, ETH_ALEN) == 0)
+		    compare_ether_addr(sta->sta.addr, addr) == 0)
 			break;
 		sta = rcu_dereference_check(sta->hnext,
 					    lockdep_is_held(&local->sta_mtx));
@@ -1050,7 +1051,7 @@ static void ieee80211_send_null_response
 	 * exchange. Also set EOSP to indicate this packet
 	 * ends the poll/service period.
 	 */
-	info->flags |= IEEE80211_TX_CTL_POLL_RESPONSE |
+	info->flags |= IEEE80211_TX_CTL_NO_PS_BUFFER |
 		       IEEE80211_TX_STATUS_EOSP |
 		       IEEE80211_TX_CTL_REQ_TX_STATUS;
 
@@ -1177,7 +1178,7 @@ ieee80211_sta_ps_deliver_response(struct
 			 * STA may still remain is PS mode after this frame
 			 * exchange.
 			 */
-			info->flags |= IEEE80211_TX_CTL_POLL_RESPONSE;
+			info->flags |= IEEE80211_TX_CTL_NO_PS_BUFFER;
 
 			/*
 			 * Use MoreData flag to indicate whether there are
--- a/net/mac80211/sta_info.h
+++ b/net/mac80211/sta_info.h
@@ -14,6 +14,7 @@
 #include <linux/if_ether.h>
 #include <linux/workqueue.h>
 #include <linux/average.h>
+#include <linux/etherdevice.h>
 #include "key.h"
 
 /**
@@ -31,7 +32,6 @@
  * @WLAN_STA_SHORT_PREAMBLE: Station is capable of receiving short-preamble
  *	frames.
  * @WLAN_STA_WME: Station is a QoS-STA.
- * @WLAN_STA_WDS: Station is one of our WDS peers.
  * @WLAN_STA_CLEAR_PS_FILT: Clear PS filter in hardware (using the
  *	IEEE80211_TX_CTL_CLEAR_PS_FILT control flag) when the next
  *	frame to this station is transmitted.
@@ -62,7 +62,6 @@ enum ieee80211_sta_info_flags {
 	WLAN_STA_AUTHORIZED,
 	WLAN_STA_SHORT_PREAMBLE,
 	WLAN_STA_WME,
-	WLAN_STA_WDS,
 	WLAN_STA_CLEAR_PS_FILT,
 	WLAN_STA_MFP,
 	WLAN_STA_BLOCK_BA,
@@ -489,7 +488,7 @@ void for_each_sta_info_type_check(struct
 		nxt = _sta ? rcu_dereference(_sta->hnext) : NULL	\
 	     )								\
 	/* compare address and run code only if it matches */		\
-	if (memcmp(_sta->sta.addr, (_addr), ETH_ALEN) == 0)
+	if (compare_ether_addr(_sta->sta.addr, (_addr)) == 0)
 
 /*
  * Get STA info by index, BROKEN!
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -448,18 +448,23 @@ ieee80211_tx_h_unicast_ps_buf(struct iee
 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx->skb->data;
 	struct ieee80211_local *local = tx->local;
 
-	if (unlikely(!sta ||
-		     ieee80211_is_probe_resp(hdr->frame_control) ||
-		     ieee80211_is_auth(hdr->frame_control) ||
-		     ieee80211_is_assoc_resp(hdr->frame_control) ||
-		     ieee80211_is_reassoc_resp(hdr->frame_control)))
+	if (unlikely(!sta))
 		return TX_CONTINUE;
 
 	if (unlikely((test_sta_flag(sta, WLAN_STA_PS_STA) ||
 		      test_sta_flag(sta, WLAN_STA_PS_DRIVER)) &&
-		     !(info->flags & IEEE80211_TX_CTL_POLL_RESPONSE))) {
+		     !(info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER))) {
 		int ac = skb_get_queue_mapping(tx->skb);
 
+		/* only deauth, disassoc and action are bufferable MMPDUs */
+		if (ieee80211_is_mgmt(hdr->frame_control) &&
+		    !ieee80211_is_deauth(hdr->frame_control) &&
+		    !ieee80211_is_disassoc(hdr->frame_control) &&
+		    !ieee80211_is_action(hdr->frame_control)) {
+			info->flags |= IEEE80211_TX_CTL_NO_PS_BUFFER;
+			return TX_CONTINUE;
+		}
+
 #ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
 		printk(KERN_DEBUG "STA %pM aid %d: PS buffer for AC %d\n",
 		       sta->sta.addr, sta->sta.aid, ac);
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -480,7 +480,7 @@ struct ieee80211_if_ibss {
 
 	bool control_port;
 
-	u8 bssid[ETH_ALEN];
+	u8 bssid[ETH_ALEN] __aligned(2);
 	u8 ssid[IEEE80211_MAX_SSID_LEN];
 	u8 ssid_len, ie_len;
 	u8 *ie;
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -66,7 +66,7 @@ static void __ieee80211_sta_join_ibss(st
 	skb_reset_tail_pointer(skb);
 	skb_reserve(skb, sdata->local->hw.extra_tx_headroom);
 
-	if (memcmp(ifibss->bssid, bssid, ETH_ALEN))
+	if (compare_ether_addr(ifibss->bssid, bssid))
 		sta_info_flush(sdata->local, sdata);
 
 	/* if merging, indicate to driver that we leave the old IBSS */
@@ -403,7 +403,7 @@ static void ieee80211_rx_bss_info(struct
 		return;
 
 	if (sdata->vif.type == NL80211_IFTYPE_ADHOC &&
-	    memcmp(mgmt->bssid, sdata->u.ibss.bssid, ETH_ALEN) == 0) {
+	    compare_ether_addr(mgmt->bssid, sdata->u.ibss.bssid) == 0) {
 
 		rcu_read_lock();
 		sta = sta_info_get(sdata, mgmt->sa);
@@ -508,7 +508,7 @@ static void ieee80211_rx_bss_info(struct
 		goto put_bss;
 
 	/* same BSSID */
-	if (memcmp(cbss->bssid, sdata->u.ibss.bssid, ETH_ALEN) == 0)
+	if (compare_ether_addr(cbss->bssid, sdata->u.ibss.bssid) == 0)
 		goto put_bss;
 
 	if (rx_status->flag & RX_FLAG_MACTIME_MPDU) {
@@ -831,8 +831,8 @@ static void ieee80211_rx_mgmt_probe_req(
 	if (!tx_last_beacon && is_multicast_ether_addr(mgmt->da))
 		return;
 
-	if (memcmp(mgmt->bssid, ifibss->bssid, ETH_ALEN) != 0 &&
-	    memcmp(mgmt->bssid, "\xff\xff\xff\xff\xff\xff", ETH_ALEN) != 0)
+	if (compare_ether_addr(mgmt->bssid, ifibss->bssid) != 0 &&
+	    !is_broadcast_ether_addr(mgmt->bssid))
 		return;
 
 	end = ((u8 *) mgmt) + len;
--- a/net/mac80211/mesh.c
+++ b/net/mac80211/mesh.c
@@ -204,7 +204,7 @@ int mesh_rmc_check(u8 *sa, struct ieee80
 			kmem_cache_free(rm_cache, p);
 			--entries;
 		} else if ((seqnum == p->seqnum) &&
-			   (memcmp(sa, p->sa, ETH_ALEN) == 0))
+			   (compare_ether_addr(sa, p->sa) == 0))
 			return -1;
 	}
 
--- a/net/mac80211/mesh_hwmp.c
+++ b/net/mac80211/mesh_hwmp.c
@@ -8,6 +8,7 @@
  */
 
 #include <linux/slab.h>
+#include <linux/etherdevice.h>
 #include <asm/unaligned.h>
 #include "wme.h"
 #include "mesh.h"
@@ -419,7 +420,7 @@ static u32 hwmp_route_info_get(struct ie
 		new_metric = MAX_METRIC;
 	exp_time = TU_TO_EXP_TIME(orig_lifetime);
 
-	if (memcmp(orig_addr, sdata->vif.addr, ETH_ALEN) == 0) {
+	if (compare_ether_addr(orig_addr, sdata->vif.addr) == 0) {
 		/* This MP is the originator, we are not interested in this
 		 * frame, except for updating transmitter's path info.
 		 */
@@ -469,7 +470,7 @@ static u32 hwmp_route_info_get(struct ie
 
 	/* Update and check transmitter routing info */
 	ta = mgmt->sa;
-	if (memcmp(orig_addr, ta, ETH_ALEN) == 0)
+	if (compare_ether_addr(orig_addr, ta) == 0)
 		fresh_info = false;
 	else {
 		fresh_info = true;
@@ -529,7 +530,7 @@ static void hwmp_preq_frame_process(stru
 
 	mhwmp_dbg("received PREQ from %pM", orig_addr);
 
-	if (memcmp(target_addr, sdata->vif.addr, ETH_ALEN) == 0) {
+	if (compare_ether_addr(target_addr, sdata->vif.addr) == 0) {
 		mhwmp_dbg("PREQ is for us");
 		forward = false;
 		reply = true;
@@ -624,7 +625,7 @@ static void hwmp_prep_frame_process(stru
 	mhwmp_dbg("received PREP from %pM", PREP_IE_ORIG_ADDR(prep_elem));
 
 	orig_addr = PREP_IE_ORIG_ADDR(prep_elem);
-	if (memcmp(orig_addr, sdata->vif.addr, ETH_ALEN) == 0)
+	if (compare_ether_addr(orig_addr, sdata->vif.addr) == 0)
 		/* destination, no forwarding required */
 		return;
 
@@ -694,10 +695,12 @@ static void hwmp_perr_frame_process(stru
 	rcu_read_lock();
 	mpath = mesh_path_lookup(target_addr, sdata);
 	if (mpath) {
+		struct sta_info *sta;
+
 		spin_lock_bh(&mpath->state_lock);
+		sta = next_hop_deref_protected(mpath);
 		if (mpath->flags & MESH_PATH_ACTIVE &&
-		    memcmp(ta, next_hop_deref_protected(mpath)->sta.addr,
-							ETH_ALEN) == 0 &&
+		    compare_ether_addr(ta, sta->sta.addr) == 0 &&
 		    (!(mpath->flags & MESH_PATH_SN_VALID) ||
 		    SN_GT(target_sn, mpath->sn))) {
 			mpath->flags &= ~MESH_PATH_ACTIVE;
@@ -739,7 +742,7 @@ static void hwmp_rann_frame_process(stru
 	metric = rann->rann_metric;
 
 	/*  Ignore our own RANNs */
-	if (memcmp(orig_addr, sdata->vif.addr, ETH_ALEN) == 0)
+	if (compare_ether_addr(orig_addr, sdata->vif.addr) == 0)
 		return;
 
 	mhwmp_dbg("received RANN from %pM (is_gate=%d)", orig_addr,
@@ -1064,7 +1067,7 @@ int mesh_nexthop_lookup(struct sk_buff *
 	if (time_after(jiffies,
 		       mpath->exp_time -
 		       msecs_to_jiffies(sdata->u.mesh.mshcfg.path_refresh_time)) &&
-	    !memcmp(sdata->vif.addr, hdr->addr4, ETH_ALEN) &&
+	    !compare_ether_addr(sdata->vif.addr, hdr->addr4) &&
 	    !(mpath->flags & MESH_PATH_RESOLVING) &&
 	    !(mpath->flags & MESH_PATH_FIXED))
 		mesh_queue_preq(mpath, PREQ_Q_F_START | PREQ_Q_F_REFRESH);
--- a/net/mac80211/mesh_pathtbl.c
+++ b/net/mac80211/mesh_pathtbl.c
@@ -350,7 +350,7 @@ static struct mesh_path *mpath_lookup(st
 	hlist_for_each_entry_rcu(node, n, bucket, list) {
 		mpath = node->mpath;
 		if (mpath->sdata == sdata &&
-				memcmp(dst, mpath->dst, ETH_ALEN) == 0) {
+				compare_ether_addr(dst, mpath->dst) == 0) {
 			if (MPATH_EXPIRED(mpath)) {
 				spin_lock_bh(&mpath->state_lock);
 				mpath->flags &= ~MESH_PATH_ACTIVE;
@@ -525,7 +525,7 @@ int mesh_path_add(u8 *dst, struct ieee80
 	int err = 0;
 	u32 hash_idx;
 
-	if (memcmp(dst, sdata->vif.addr, ETH_ALEN) == 0)
+	if (compare_ether_addr(dst, sdata->vif.addr) == 0)
 		/* never add ourselves as neighbours */
 		return -ENOTSUPP;
 
@@ -566,7 +566,8 @@ int mesh_path_add(u8 *dst, struct ieee80
 	err = -EEXIST;
 	hlist_for_each_entry(node, n, bucket, list) {
 		mpath = node->mpath;
-		if (mpath->sdata == sdata && memcmp(dst, mpath->dst, ETH_ALEN) == 0)
+		if (mpath->sdata == sdata &&
+		    compare_ether_addr(dst, mpath->dst) == 0)
 			goto err_exists;
 	}
 
@@ -657,7 +658,7 @@ int mpp_path_add(u8 *dst, u8 *mpp, struc
 	int err = 0;
 	u32 hash_idx;
 
-	if (memcmp(dst, sdata->vif.addr, ETH_ALEN) == 0)
+	if (compare_ether_addr(dst, sdata->vif.addr) == 0)
 		/* never add ourselves as neighbours */
 		return -ENOTSUPP;
 
@@ -694,7 +695,8 @@ int mpp_path_add(u8 *dst, u8 *mpp, struc
 	err = -EEXIST;
 	hlist_for_each_entry(node, n, bucket, list) {
 		mpath = node->mpath;
-		if (mpath->sdata == sdata && memcmp(dst, mpath->dst, ETH_ALEN) == 0)
+		if (mpath->sdata == sdata &&
+		    compare_ether_addr(dst, mpath->dst) == 0)
 			goto err_exists;
 	}
 
@@ -887,7 +889,7 @@ int mesh_path_del(u8 *addr, struct ieee8
 	hlist_for_each_entry(node, n, bucket, list) {
 		mpath = node->mpath;
 		if (mpath->sdata == sdata &&
-		    memcmp(addr, mpath->dst, ETH_ALEN) == 0) {
+		    compare_ether_addr(addr, mpath->dst) == 0) {
 			__mesh_path_del(tbl, node);
 			goto enddel;
 		}
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1812,7 +1812,7 @@ ieee80211_rx_mgmt_auth(struct ieee80211_
 
 	memcpy(bssid, ifmgd->auth_data->bss->bssid, ETH_ALEN);
 
-	if (memcmp(bssid, mgmt->bssid, ETH_ALEN))
+	if (compare_ether_addr(bssid, mgmt->bssid))
 		return RX_MGMT_NONE;
 
 	auth_alg = le16_to_cpu(mgmt->u.auth.auth_alg);
@@ -1893,7 +1893,7 @@ ieee80211_rx_mgmt_deauth(struct ieee8021
 		return RX_MGMT_NONE;
 
 	if (!ifmgd->associated ||
-	    memcmp(mgmt->bssid, ifmgd->associated->bssid, ETH_ALEN))
+	    compare_ether_addr(mgmt->bssid, ifmgd->associated->bssid))
 		return RX_MGMT_NONE;
 
 	bssid = ifmgd->associated->bssid;
@@ -1925,7 +1925,7 @@ ieee80211_rx_mgmt_disassoc(struct ieee80
 		return RX_MGMT_NONE;
 
 	if (!ifmgd->associated ||
-	    memcmp(mgmt->bssid, ifmgd->associated->bssid, ETH_ALEN))
+	    compare_ether_addr(mgmt->bssid, ifmgd->associated->bssid))
 		return RX_MGMT_NONE;
 
 	reason_code = le16_to_cpu(mgmt->u.disassoc.reason_code);
@@ -2190,7 +2190,7 @@ ieee80211_rx_mgmt_assoc_resp(struct ieee
 
 	if (!assoc_data)
 		return RX_MGMT_NONE;
-	if (memcmp(assoc_data->bss->bssid, mgmt->bssid, ETH_ALEN))
+	if (compare_ether_addr(assoc_data->bss->bssid, mgmt->bssid))
 		return RX_MGMT_NONE;
 
 	/*
@@ -2278,8 +2278,8 @@ static void ieee80211_rx_bss_info(struct
 	bool need_ps = false;
 
 	if (sdata->u.mgd.associated &&
-	    memcmp(mgmt->bssid, sdata->u.mgd.associated->bssid,
-		   ETH_ALEN) == 0) {
+	    compare_ether_addr(mgmt->bssid, sdata->u.mgd.associated->bssid)
+	    == 0) {
 		bss = (void *)sdata->u.mgd.associated->priv;
 		/* not previously set so we may need to recalc */
 		need_ps = !bss->dtim_period;
@@ -2334,7 +2334,7 @@ static void ieee80211_rx_mgmt_probe_resp
 
 	ASSERT_MGD_MTX(ifmgd);
 
-	if (memcmp(mgmt->da, sdata->vif.addr, ETH_ALEN))
+	if (compare_ether_addr(mgmt->da, sdata->vif.addr))
 		return; /* ignore ProbeResp to foreign address */
 
 	baselen = (u8 *) mgmt->u.probe_resp.variable - (u8 *) mgmt;
@@ -2347,11 +2347,12 @@ static void ieee80211_rx_mgmt_probe_resp
 	ieee80211_rx_bss_info(sdata, mgmt, len, rx_status, &elems, false);
 
 	if (ifmgd->associated &&
-	    memcmp(mgmt->bssid, ifmgd->associated->bssid, ETH_ALEN) == 0)
+	    compare_ether_addr(mgmt->bssid, ifmgd->associated->bssid) == 0)
 		ieee80211_reset_ap_probe(sdata);
 
 	if (ifmgd->auth_data && !ifmgd->auth_data->bss->proberesp_ies &&
-	    memcmp(mgmt->bssid, ifmgd->auth_data->bss->bssid, ETH_ALEN) == 0) {
+	    compare_ether_addr(mgmt->bssid, ifmgd->auth_data->bss->bssid)
+	    == 0) {
 		/* got probe response, continue with auth */
 		printk(KERN_DEBUG "%s: direct probe responded\n", sdata->name);
 		ifmgd->auth_data->tries = 0;
@@ -2408,7 +2409,8 @@ static void ieee80211_rx_mgmt_beacon(str
 		return;
 
 	if (ifmgd->assoc_data && !ifmgd->assoc_data->have_beacon &&
-	    memcmp(mgmt->bssid, ifmgd->assoc_data->bss->bssid, ETH_ALEN) == 0) {
+	    compare_ether_addr(mgmt->bssid, ifmgd->assoc_data->bss->bssid)
+	    == 0) {
 		ieee802_11_parse_elems(mgmt->u.beacon.variable,
 				       len - baselen, &elems);
 
@@ -2423,7 +2425,7 @@ static void ieee80211_rx_mgmt_beacon(str
 	}
 
 	if (!ifmgd->associated ||
-	    memcmp(mgmt->bssid, ifmgd->associated->bssid, ETH_ALEN))
+	    compare_ether_addr(mgmt->bssid, ifmgd->associated->bssid))
 		return;
 	bssid = ifmgd->associated->bssid;
 
@@ -3285,7 +3287,7 @@ int ieee80211_mgd_assoc(struct ieee80211
 		bool match;
 
 		/* keep sta info, bssid if matching */
-		match = memcmp(ifmgd->bssid, req->bss->bssid, ETH_ALEN) == 0;
+		match = compare_ether_addr(ifmgd->bssid, req->bss->bssid) == 0;
 		ieee80211_destroy_auth_data(sdata, match);
 	}
 
@@ -3407,7 +3409,7 @@ int ieee80211_mgd_assoc(struct ieee80211
 			goto err_clear;
 		}
 	} else
-		WARN_ON_ONCE(memcmp(ifmgd->bssid, req->bss->bssid, ETH_ALEN));
+		WARN_ON_ONCE(compare_ether_addr(ifmgd->bssid, req->bss->bssid));
 
 	if (!bss->dtim_period &&
 	    sdata->local->hw.flags & IEEE80211_HW_NEED_DTIM_PERIOD) {
@@ -3448,7 +3450,7 @@ int ieee80211_mgd_deauth(struct ieee8021
 	mutex_lock(&ifmgd->mtx);
 
 	if (ifmgd->associated &&
-	    memcmp(ifmgd->associated->bssid, req->bssid, ETH_ALEN) == 0) {
+	    compare_ether_addr(ifmgd->associated->bssid, req->bssid) == 0) {
 		ieee80211_set_disassoc(sdata, false, true);
 		assoc_bss = true;
 	} else if (ifmgd->auth_data) {
--- a/net/mac80211/status.c
+++ b/net/mac80211/status.c
@@ -10,6 +10,7 @@
  */
 
 #include <linux/export.h>
+#include <linux/etherdevice.h>
 #include <net/mac80211.h>
 #include <asm/unaligned.h>
 #include "ieee80211_i.h"
@@ -377,7 +378,7 @@ void ieee80211_tx_status(struct ieee8021
 
 	for_each_sta_info(local, hdr->addr1, sta, tmp) {
 		/* skip wrong virtual interface */
-		if (memcmp(hdr->addr2, sta->sdata->vif.addr, ETH_ALEN))
+		if (compare_ether_addr(hdr->addr2, sta->sdata->vif.addr))
 			continue;
 
 		if (info->flags & IEEE80211_TX_STATUS_EOSP)
--- a/net/wireless/mlme.c
+++ b/net/wireless/mlme.c
@@ -6,6 +6,7 @@
 
 #include <linux/kernel.h>
 #include <linux/module.h>
+#include <linux/etherdevice.h>
 #include <linux/netdevice.h>
 #include <linux/nl80211.h>
 #include <linux/slab.h>
@@ -100,7 +101,7 @@ void __cfg80211_send_deauth(struct net_d
 	ASSERT_WDEV_LOCK(wdev);
 
 	if (wdev->current_bss &&
-	    memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) {
+	    compare_ether_addr(wdev->current_bss->pub.bssid, bssid) == 0) {
 		cfg80211_unhold_bss(wdev->current_bss);
 		cfg80211_put_bss(&wdev->current_bss->pub);
 		wdev->current_bss = NULL;
@@ -115,7 +116,7 @@ void __cfg80211_send_deauth(struct net_d
 
 		reason_code = le16_to_cpu(mgmt->u.deauth.reason_code);
 
-		from_ap = memcmp(mgmt->sa, dev->dev_addr, ETH_ALEN) != 0;
+		from_ap = compare_ether_addr(mgmt->sa, dev->dev_addr) != 0;
 		__cfg80211_disconnected(dev, NULL, 0, reason_code, from_ap);
 	} else if (wdev->sme_state == CFG80211_SME_CONNECTING) {
 		__cfg80211_connect_result(dev, mgmt->bssid, NULL, 0, NULL, 0,
@@ -154,7 +155,7 @@ void __cfg80211_send_disassoc(struct net
 		return;
 
 	if (wdev->current_bss &&
-	    memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) {
+	    compare_ether_addr(wdev->current_bss->pub.bssid, bssid) == 0) {
 		cfg80211_sme_disassoc(dev, wdev->current_bss);
 		cfg80211_unhold_bss(wdev->current_bss);
 		cfg80211_put_bss(&wdev->current_bss->pub);
@@ -165,7 +166,7 @@ void __cfg80211_send_disassoc(struct net
 
 	reason_code = le16_to_cpu(mgmt->u.disassoc.reason_code);
 
-	from_ap = memcmp(mgmt->sa, dev->dev_addr, ETH_ALEN) != 0;
+	from_ap = compare_ether_addr(mgmt->sa, dev->dev_addr) != 0;
 	__cfg80211_disconnected(dev, NULL, 0, reason_code, from_ap);
 }
 EXPORT_SYMBOL(__cfg80211_send_disassoc);
@@ -285,7 +286,7 @@ int __cfg80211_mlme_auth(struct cfg80211
 			return -EINVAL;
 
 	if (wdev->current_bss &&
-	    memcmp(bssid, wdev->current_bss->pub.bssid, ETH_ALEN) == 0)
+	    compare_ether_addr(bssid, wdev->current_bss->pub.bssid) == 0)
 		return -EALREADY;
 
 	memset(&req, 0, sizeof(req));
@@ -362,7 +363,7 @@ int __cfg80211_mlme_assoc(struct cfg8021
 	memset(&req, 0, sizeof(req));
 
 	if (wdev->current_bss && prev_bssid &&
-	    memcmp(wdev->current_bss->pub.bssid, prev_bssid, ETH_ALEN) == 0) {
+	    compare_ether_addr(wdev->current_bss->pub.bssid, prev_bssid) == 0) {
 		/*
 		 * Trying to reassociate: Allow this to proceed and let the old
 		 * association to be dropped when the new one is completed.
@@ -446,7 +447,8 @@ int __cfg80211_mlme_deauth(struct cfg802
 
 	if (local_state_change) {
 		if (wdev->current_bss &&
-		    memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) {
+		    compare_ether_addr(wdev->current_bss->pub.bssid, bssid)
+		    == 0) {
 			cfg80211_unhold_bss(wdev->current_bss);
 			cfg80211_put_bss(&wdev->current_bss->pub);
 			wdev->current_bss = NULL;
@@ -495,7 +497,7 @@ static int __cfg80211_mlme_disassoc(stru
 	req.local_state_change = local_state_change;
 	req.ie = ie;
 	req.ie_len = ie_len;
-	if (memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0)
+	if (compare_ether_addr(wdev->current_bss->pub.bssid, bssid) == 0)
 		req.bss = &wdev->current_bss->pub;
 	else
 		return -ENOTCONN;
@@ -758,8 +760,8 @@ int cfg80211_mlme_mgmt_tx(struct cfg8021
 				break;
 			}
 
-			if (memcmp(wdev->current_bss->pub.bssid,
-				   mgmt->bssid, ETH_ALEN)) {
+			if (compare_ether_addr(wdev->current_bss->pub.bssid,
+					       mgmt->bssid)) {
 				err = -ENOTCONN;
 				break;
 			}
@@ -772,8 +774,8 @@ int cfg80211_mlme_mgmt_tx(struct cfg8021
 				break;
 
 			/* for station, check that DA is the AP */
-			if (memcmp(wdev->current_bss->pub.bssid,
-				   mgmt->da, ETH_ALEN)) {
+			if (compare_ether_addr(wdev->current_bss->pub.bssid,
+					       mgmt->da)) {
 				err = -ENOTCONN;
 				break;
 			}
@@ -781,11 +783,11 @@ int cfg80211_mlme_mgmt_tx(struct cfg8021
 		case NL80211_IFTYPE_AP:
 		case NL80211_IFTYPE_P2P_GO:
 		case NL80211_IFTYPE_AP_VLAN:
-			if (memcmp(mgmt->bssid, dev->dev_addr, ETH_ALEN))
+			if (compare_ether_addr(mgmt->bssid, dev->dev_addr))
 				err = -EINVAL;
 			break;
 		case NL80211_IFTYPE_MESH_POINT:
-			if (memcmp(mgmt->sa, mgmt->bssid, ETH_ALEN)) {
+			if (compare_ether_addr(mgmt->sa, mgmt->bssid)) {
 				err = -EINVAL;
 				break;
 			}
@@ -804,7 +806,7 @@ int cfg80211_mlme_mgmt_tx(struct cfg8021
 			return err;
 	}
 
-	if (memcmp(mgmt->sa, dev->dev_addr, ETH_ALEN) != 0)
+	if (compare_ether_addr(mgmt->sa, dev->dev_addr) != 0)
 		return -EINVAL;
 
 	/* Transmit the Action frame as requested by user space */
--- a/net/wireless/scan.c
+++ b/net/wireless/scan.c
@@ -378,7 +378,7 @@ static int cmp_bss_core(struct cfg80211_
 			       b->len_information_elements);
 	}
 
-	return memcmp(a->bssid, b->bssid, ETH_ALEN);
+	return compare_ether_addr(a->bssid, b->bssid);
 }
 
 static int cmp_bss(struct cfg80211_bss *a,
--- a/drivers/net/wireless/ath/ath9k/Kconfig
+++ b/drivers/net/wireless/ath/ath9k/Kconfig
@@ -81,6 +81,14 @@ config ATH9K_DFS_CERTIFIED
 	  developed. At this point enabling this option won't do anything
 	  except increase code size.
 
+config ATH9K_MAC_DEBUG
+	bool "Atheros MAC statistics"
+	depends on ATH9K_DEBUGFS
+	default y
+	---help---
+	  This option enables collection of statistics for Rx/Tx status
+	  data and some other MAC related statistics
+
 config ATH9K_RATE_CONTROL
 	bool "Atheros ath9k rate control"
 	depends on ATH9K
--- a/drivers/net/wireless/ath/ath9k/debug.c
+++ b/drivers/net/wireless/ath/ath9k/debug.c
@@ -818,6 +818,7 @@ void ath_debug_stat_tx(struct ath_softc 
 	if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN)
 		TX_STAT_INC(qnum, delim_underrun);
 
+#ifdef CONFIG_ATH9K_MAC_DEBUG
 	spin_lock(&sc->debug.samp_lock);
 	TX_SAMP_DBG(jiffies) = jiffies;
 	TX_SAMP_DBG(rssi_ctl0) = ts->ts_rssi_ctl0;
@@ -844,6 +845,7 @@ void ath_debug_stat_tx(struct ath_softc 
 
 	sc->debug.tsidx = (sc->debug.tsidx + 1) % ATH_DBG_MAX_SAMPLES;
 	spin_unlock(&sc->debug.samp_lock);
+#endif
 
 #undef TX_SAMP_DBG
 }
@@ -942,27 +944,6 @@ static ssize_t read_file_recv(struct fil
 	PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL);
 
 	len += snprintf(buf + len, size - len,
-			"%22s : %10d\n", "RSSI-CTL0",
-			sc->debug.stats.rxstats.rs_rssi_ctl0);
-	len += snprintf(buf + len, size - len,
-			"%22s : %10d\n", "RSSI-CTL1",
-			sc->debug.stats.rxstats.rs_rssi_ctl1);
-	len += snprintf(buf + len, size - len,
-			"%22s : %10d\n", "RSSI-CTL2",
-			sc->debug.stats.rxstats.rs_rssi_ctl2);
-	len += snprintf(buf + len, size - len,
-			"%22s : %10d\n", "RSSI-EXT0",
-			sc->debug.stats.rxstats.rs_rssi_ext0);
-	len += snprintf(buf + len, size - len,
-			"%22s : %10d\n", "RSSI-EXT1",
-			sc->debug.stats.rxstats.rs_rssi_ext1);
-	len += snprintf(buf + len, size - len,
-			"%22s : %10d\n", "RSSI-EXT2",
-			sc->debug.stats.rxstats.rs_rssi_ext2);
-	len += snprintf(buf + len, size - len,
-			"%22s : %10d\n", "Rx Antenna",
-			sc->debug.stats.rxstats.rs_antenna);
-	len += snprintf(buf + len, size - len,
 			"%22s : %10u\n", "RX-Pkts-All",
 			sc->debug.stats.rxstats.rx_pkts_all);
 	len += snprintf(buf + len, size - len,
@@ -1009,16 +990,7 @@ void ath_debug_stat_rx(struct ath_softc 
 			RX_PHY_ERR_INC(rs->rs_phyerr);
 	}
 
-	sc->debug.stats.rxstats.rs_rssi_ctl0 = rs->rs_rssi_ctl0;
-	sc->debug.stats.rxstats.rs_rssi_ctl1 = rs->rs_rssi_ctl1;
-	sc->debug.stats.rxstats.rs_rssi_ctl2 = rs->rs_rssi_ctl2;
-
-	sc->debug.stats.rxstats.rs_rssi_ext0 = rs->rs_rssi_ext0;
-	sc->debug.stats.rxstats.rs_rssi_ext1 = rs->rs_rssi_ext1;
-	sc->debug.stats.rxstats.rs_rssi_ext2 = rs->rs_rssi_ext2;
-
-	sc->debug.stats.rxstats.rs_antenna = rs->rs_antenna;
-
+#ifdef CONFIG_ATH9K_MAC_DEBUG
 	spin_lock(&sc->debug.samp_lock);
 	RX_SAMP_DBG(jiffies) = jiffies;
 	RX_SAMP_DBG(rssi_ctl0) = rs->rs_rssi_ctl0;
@@ -1035,6 +1007,8 @@ void ath_debug_stat_rx(struct ath_softc 
 	sc->debug.rsidx = (sc->debug.rsidx + 1) % ATH_DBG_MAX_SAMPLES;
 	spin_unlock(&sc->debug.samp_lock);
 
+#endif
+
 #undef RX_STAT_INC
 #undef RX_PHY_ERR_INC
 #undef RX_SAMP_DBG
@@ -1278,6 +1252,8 @@ static const struct file_operations fops
 	.llseek = default_llseek,
 };
 
+#ifdef CONFIG_ATH9K_MAC_DEBUG
+
 void ath9k_debug_samp_bb_mac(struct ath_softc *sc)
 {
 #define ATH_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].c)
@@ -1551,6 +1527,7 @@ static const struct file_operations fops
 	.llseek = default_llseek,
 };
 
+#endif
 
 int ath9k_init_debug(struct ath_hw *ah)
 {
@@ -1604,8 +1581,10 @@ int ath9k_init_debug(struct ath_hw *ah)
 			    &fops_base_eeprom);
 	debugfs_create_file("modal_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
 			    &fops_modal_eeprom);
+#ifdef CONFIG_ATH9K_MAC_DEBUG
 	debugfs_create_file("samples", S_IRUSR, sc->debug.debugfs_phy, sc,
 			    &fops_samps);
+#endif
 
 	debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR,
 			   sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask);
--- a/drivers/net/wireless/ath/ath9k/debug.h
+++ b/drivers/net/wireless/ath/ath9k/debug.h
@@ -165,13 +165,6 @@ struct ath_rx_stats {
 	u32 post_delim_crc_err;
 	u32 decrypt_busy_err;
 	u32 phy_err_stats[ATH9K_PHYERR_MAX];
-	int8_t rs_rssi_ctl0;
-	int8_t rs_rssi_ctl1;
-	int8_t rs_rssi_ctl2;
-	int8_t rs_rssi_ext0;
-	int8_t rs_rssi_ext1;
-	int8_t rs_rssi_ext2;
-	u8 rs_antenna;
 };
 
 enum ath_reset_type {
@@ -235,16 +228,17 @@ struct ath9k_debug {
 	struct dentry *debugfs_phy;
 	u32 regidx;
 	struct ath_stats stats;
+#ifdef CONFIG_ATH9K_MAC_DEBUG
 	spinlock_t samp_lock;
 	struct ath_dbg_bb_mac_samp bb_mac_samp[ATH_DBG_MAX_SAMPLES];
 	u8 sampidx;
 	u8 tsidx;
 	u8 rsidx;
+#endif
 };
 
 int ath9k_init_debug(struct ath_hw *ah);
 
-void ath9k_debug_samp_bb_mac(struct ath_softc *sc);
 void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status);
 void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
 		       struct ath_tx_status *ts, struct ath_txq *txq,
@@ -258,10 +252,6 @@ static inline int ath9k_init_debug(struc
 	return 0;
 }
 
-static inline void ath9k_debug_samp_bb_mac(struct ath_softc *sc)
-{
-}
-
 static inline void ath_debug_stat_interrupt(struct ath_softc *sc,
 					    enum ath9k_int status)
 {
@@ -282,4 +272,17 @@ static inline void ath_debug_stat_rx(str
 
 #endif /* CONFIG_ATH9K_DEBUGFS */
 
+#ifdef CONFIG_ATH9K_MAC_DEBUG
+
+void ath9k_debug_samp_bb_mac(struct ath_softc *sc);
+
+#else
+
+static inline void ath9k_debug_samp_bb_mac(struct ath_softc *sc)
+{
+}
+
+#endif
+
+
 #endif /* DEBUG_H */
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -555,9 +555,11 @@ static int ath9k_init_softc(u16 devid, s
 	mutex_init(&sc->mutex);
 #ifdef CONFIG_ATH9K_DEBUGFS
 	spin_lock_init(&sc->nodes_lock);
-	spin_lock_init(&sc->debug.samp_lock);
 	INIT_LIST_HEAD(&sc->nodes);
 #endif
+#ifdef CONFIG_ATH9K_MAC_DEBUG
+	spin_lock_init(&sc->debug.samp_lock);
+#endif
 	tasklet_init(&sc->intr_tq, ath9k_tasklet, (unsigned long)sc);
 	tasklet_init(&sc->bcon_tasklet, ath_beacon_tasklet,
 		     (unsigned long)sc);
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -1386,10 +1386,16 @@ static bool ath9k_hw_set_reset_reg(struc
 static bool ath9k_hw_chip_reset(struct ath_hw *ah,
 				struct ath9k_channel *chan)
 {
-	if (AR_SREV_9280(ah) && ah->eep_ops->get_eeprom(ah, EEP_OL_PWRCTRL)) {
-		if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_POWER_ON))
-			return false;
-	} else if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_WARM))
+	int reset_type = ATH9K_RESET_WARM;
+
+	if (AR_SREV_9280(ah)) {
+		if (ah->eep_ops->get_eeprom(ah, EEP_OL_PWRCTRL))
+			reset_type = ATH9K_RESET_POWER_ON;
+		else
+			reset_type = ATH9K_RESET_COLD;
+	}
+
+	if (!ath9k_hw_set_reset_reg(ah, reset_type))
 		return false;
 
 	if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE))
--- a/drivers/net/wireless/ath/ath5k/base.c
+++ b/drivers/net/wireless/ath/ath5k/base.c
@@ -2330,15 +2330,6 @@ ath5k_calibrate_work(struct work_struct 
 					"got new rfgain, resetting\n");
 			ieee80211_queue_work(ah->hw, &ah->reset_work);
 		}
-
-		/* TODO: On full calibration we should stop TX here,
-		 * so that it doesn't interfere (mostly due to gain_f
-		 * calibration that messes with tx packets -see phy.c).
-		 *
-		 * NOTE: Stopping the queues from above is not enough
-		 * to stop TX but saves us from disconecting (at least
-		 * we don't lose packets). */
-		ieee80211_stop_queues(ah->hw);
 	} else
 		ah->ah_cal_mask |= AR5K_CALIBRATION_SHORT;
 
@@ -2353,10 +2344,9 @@ ath5k_calibrate_work(struct work_struct 
 				ah->curchan->center_freq));
 
 	/* Clear calibration flags */
-	if (ah->ah_cal_mask & AR5K_CALIBRATION_FULL) {
-		ieee80211_wake_queues(ah->hw);
+	if (ah->ah_cal_mask & AR5K_CALIBRATION_FULL)
 		ah->ah_cal_mask &= ~AR5K_CALIBRATION_FULL;
-	} else if (ah->ah_cal_mask & AR5K_CALIBRATION_SHORT)
+	else if (ah->ah_cal_mask & AR5K_CALIBRATION_SHORT)
 		ah->ah_cal_mask &= ~AR5K_CALIBRATION_SHORT;
 }
 
--- a/drivers/net/wireless/ath/ath5k/phy.c
+++ b/drivers/net/wireless/ath/ath5k/phy.c
@@ -1871,31 +1871,15 @@ ath5k_hw_phy_calibrate(struct ath5k_hw *
 		ret = 0;
 	}
 
-	/* On full calibration do an AGC calibration and
-	 * request a PAPD probe for gainf calibration if
-	 * needed */
-	if (ah->ah_cal_mask & AR5K_CALIBRATION_FULL) {
+	/* On full calibration request a PAPD probe for
+	 * gainf calibration if needed */
+	if ((ah->ah_cal_mask & AR5K_CALIBRATION_FULL) &&
+	    (ah->ah_radio == AR5K_RF5111 ||
+	     ah->ah_radio == AR5K_RF5112) &&
+	    channel->hw_value != AR5K_MODE_11B)
+		ath5k_hw_request_rfgain_probe(ah);
 
-		AR5K_REG_ENABLE_BITS(ah, AR5K_PHY_AGCCTL,
-					AR5K_PHY_AGCCTL_CAL);
-
-		ret = ath5k_hw_register_timeout(ah, AR5K_PHY_AGCCTL,
-			AR5K_PHY_AGCCTL_CAL | AR5K_PHY_AGCCTL_NF,
-			0, false);
-		if (ret) {
-			ATH5K_ERR(ah,
-				"gain calibration timeout (%uMHz)\n",
-				channel->center_freq);
-		}
-
-		if ((ah->ah_radio == AR5K_RF5111 ||
-			ah->ah_radio == AR5K_RF5112)
-			&& (channel->hw_value != AR5K_MODE_11B))
-			ath5k_hw_request_rfgain_probe(ah);
-	}
-
-	/* Update noise floor
-	 * XXX: Only do this after AGC calibration */
+	/* Update noise floor */
 	if (!(ah->ah_cal_mask & AR5K_CALIBRATION_NF))
 		ath5k_hw_update_noise_floor(ah);
 
--- a/drivers/net/wireless/ath/ath9k/recv.c
+++ b/drivers/net/wireless/ath/ath9k/recv.c
@@ -232,7 +232,6 @@ static void ath_rx_edma_cleanup(struct a
 static void ath_rx_edma_init_queue(struct ath_rx_edma *rx_edma, int size)
 {
 	skb_queue_head_init(&rx_edma->rx_fifo);
-	skb_queue_head_init(&rx_edma->rx_buffers);
 	rx_edma->rx_fifo_hwsize = size;
 }
 
@@ -658,7 +657,9 @@ static void ath_rx_ps(struct ath_softc *
 }
 
 static bool ath_edma_get_buffers(struct ath_softc *sc,
-				 enum ath9k_rx_qtype qtype)
+				 enum ath9k_rx_qtype qtype,
+				 struct ath_rx_status *rs,
+				 struct ath_buf **dest)
 {
 	struct ath_rx_edma *rx_edma = &sc->rx.rx_edma[qtype];
 	struct ath_hw *ah = sc->sc_ah;
@@ -677,7 +678,7 @@ static bool ath_edma_get_buffers(struct 
 	dma_sync_single_for_cpu(sc->dev, bf->bf_buf_addr,
 				common->rx_bufsize, DMA_FROM_DEVICE);
 
-	ret = ath9k_hw_process_rxdesc_edma(ah, NULL, skb->data);
+	ret = ath9k_hw_process_rxdesc_edma(ah, rs, skb->data);
 	if (ret == -EINPROGRESS) {
 		/*let device gain the buffer again*/
 		dma_sync_single_for_device(sc->dev, bf->bf_buf_addr,
@@ -690,20 +691,21 @@ static bool ath_edma_get_buffers(struct 
 		/* corrupt descriptor, skip this one and the following one */
 		list_add_tail(&bf->list, &sc->rx.rxbuf);
 		ath_rx_edma_buf_link(sc, qtype);
-		skb = skb_peek(&rx_edma->rx_fifo);
-		if (!skb)
-			return true;
 
-		bf = SKB_CB_ATHBUF(skb);
-		BUG_ON(!bf);
+		skb = skb_peek(&rx_edma->rx_fifo);
+		if (skb) {
+			bf = SKB_CB_ATHBUF(skb);
+			BUG_ON(!bf);
 
-		__skb_unlink(skb, &rx_edma->rx_fifo);
-		list_add_tail(&bf->list, &sc->rx.rxbuf);
-		ath_rx_edma_buf_link(sc, qtype);
-		return true;
+			__skb_unlink(skb, &rx_edma->rx_fifo);
+			list_add_tail(&bf->list, &sc->rx.rxbuf);
+			ath_rx_edma_buf_link(sc, qtype);
+		} else {
+			bf = NULL;
+		}
 	}
-	skb_queue_tail(&rx_edma->rx_buffers, skb);
 
+	*dest = bf;
 	return true;
 }
 
@@ -711,18 +713,15 @@ static struct ath_buf *ath_edma_get_next
 						struct ath_rx_status *rs,
 						enum ath9k_rx_qtype qtype)
 {
-	struct ath_rx_edma *rx_edma = &sc->rx.rx_edma[qtype];
-	struct sk_buff *skb;
-	struct ath_buf *bf;
+	struct ath_buf *bf = NULL;
 
-	while (ath_edma_get_buffers(sc, qtype));
-	skb = __skb_dequeue(&rx_edma->rx_buffers);
-	if (!skb)
-		return NULL;
+	while (ath_edma_get_buffers(sc, qtype, rs, &bf)) {
+		if (!bf)
+			continue;
 
-	bf = SKB_CB_ATHBUF(skb);
-	ath9k_hw_process_rxdesc_edma(sc->sc_ah, rs, skb->data);
-	return bf;
+		return bf;
+	}
+	return NULL;
 }
 
 static struct ath_buf *ath_get_next_rx_buf(struct ath_softc *sc,
@@ -954,6 +953,7 @@ static void ath9k_process_rssi(struct at
 	struct ath_softc *sc = hw->priv;
 	struct ath_hw *ah = common->ah;
 	int last_rssi;
+	int rssi = rx_stats->rs_rssi;
 
 	if (!rx_stats->is_mybeacon ||
 	    ((ah->opmode != NL80211_IFTYPE_STATION) &&
@@ -965,13 +965,12 @@ static void ath9k_process_rssi(struct at
 
 	last_rssi = sc->last_rssi;
 	if (likely(last_rssi != ATH_RSSI_DUMMY_MARKER))
-		rx_stats->rs_rssi = ATH_EP_RND(last_rssi,
-					      ATH_RSSI_EP_MULTIPLIER);
-	if (rx_stats->rs_rssi < 0)
-		rx_stats->rs_rssi = 0;
+		rssi = ATH_EP_RND(last_rssi, ATH_RSSI_EP_MULTIPLIER);
+	if (rssi < 0)
+		rssi = 0;
 
 	/* Update Beacon RSSI, this is used by ANI. */
-	ah->stats.avgbrssi = rx_stats->rs_rssi;
+	ah->stats.avgbrssi = rssi;
 }
 
 /*
@@ -1011,6 +1010,8 @@ static int ath9k_rx_skb_preprocess(struc
 	rx_status->signal = ah->noise + rx_stats->rs_rssi;
 	rx_status->antenna = rx_stats->rs_antenna;
 	rx_status->flag |= RX_FLAG_MACTIME_MPDU;
+	if (rx_stats->rs_moreaggr)
+		rx_status->flag |= RX_FLAG_NO_SIGNAL_VAL;
 
 	return 0;
 }
--- a/drivers/net/wireless/ath/ath9k/beacon.c
+++ b/drivers/net/wireless/ath/ath9k/beacon.c
@@ -91,7 +91,7 @@ static void ath_beacon_setup(struct ath_
 	info.txpower = MAX_RATE_POWER;
 	info.keyix = ATH9K_TXKEYIX_INVALID;
 	info.keytype = ATH9K_KEY_TYPE_CLEAR;
-	info.flags = ATH9K_TXDESC_NOACK;
+	info.flags = ATH9K_TXDESC_NOACK | ATH9K_TXDESC_INTREQ;
 
 	info.buf_addr[0] = bf->bf_buf_addr;
 	info.buf_len[0] = roundup(skb->len, 4);
@@ -355,7 +355,6 @@ void ath_beacon_tasklet(unsigned long da
 	struct ath_common *common = ath9k_hw_common(ah);
 	struct ath_buf *bf = NULL;
 	struct ieee80211_vif *vif;
-	struct ath_tx_status ts;
 	bool edma = !!(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA);
 	int slot;
 	u32 bfaddr, bc = 0;
@@ -462,11 +461,6 @@ void ath_beacon_tasklet(unsigned long da
 			ath9k_hw_txstart(ah, sc->beacon.beaconq);
 
 		sc->beacon.ast_be_xmit += bc;     /* XXX per-vif? */
-		if (edma) {
-			spin_lock_bh(&sc->sc_pcu_lock);
-			ath9k_hw_txprocdesc(ah, bf->bf_desc, (void *)&ts);
-			spin_unlock_bh(&sc->sc_pcu_lock);
-		}
 	}
 }
 
--- a/drivers/net/wireless/ath/ath9k/mac.c
+++ b/drivers/net/wireless/ath/ath9k/mac.c
@@ -745,7 +745,11 @@ int ath9k_hw_beaconq_setup(struct ath_hw
 	qi.tqi_aifs = 1;
 	qi.tqi_cwmin = 0;
 	qi.tqi_cwmax = 0;
-	/* NB: don't enable any interrupts */
+
+	if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)
+		qi.tqi_qflags = TXQ_FLAG_TXOKINT_ENABLE |
+				TXQ_FLAG_TXERRINT_ENABLE;
+
 	return ath9k_hw_setuptxqueue(ah, ATH9K_TX_QUEUE_BEACON, &qi);
 }
 EXPORT_SYMBOL(ath9k_hw_beaconq_setup);
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -118,13 +118,15 @@ void ath9k_ps_restore(struct ath_softc *
 	if (--sc->ps_usecount != 0)
 		goto unlock;
 
-	if (sc->ps_idle && (sc->ps_flags & PS_WAIT_FOR_TX_ACK))
+	if (sc->ps_flags & PS_WAIT_FOR_TX_ACK)
+		goto unlock;
+
+	if (sc->ps_idle)
 		mode = ATH9K_PM_FULL_SLEEP;
 	else if (sc->ps_enabled &&
 		 !(sc->ps_flags & (PS_WAIT_FOR_BEACON |
 			      PS_WAIT_FOR_CAB |
-			      PS_WAIT_FOR_PSPOLL_DATA |
-			      PS_WAIT_FOR_TX_ACK)))
+			      PS_WAIT_FOR_PSPOLL_DATA)))
 		mode = ATH9K_PM_NETWORK_SLEEP;
 	else
 		goto unlock;
@@ -1955,6 +1957,7 @@ static void ath9k_config_bss(struct ath_
 		sc->sc_flags &= ~SC_OP_ANI_RUN;
 		del_timer_sync(&common->ani.timer);
 		memset(&sc->caldata, 0, sizeof(sc->caldata));
+		ath9k_hw_ani_init(sc->sc_ah);
 	}
 }
 
@@ -2300,6 +2303,7 @@ static int ath9k_tx_last_beacon(struct i
 	struct ath_vif *avp;
 	struct ath_buf *bf;
 	struct ath_tx_status ts;
+	bool edma = !!(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA);
 	int status;
 
 	vif = sc->beacon.bslot[0];
@@ -2310,7 +2314,7 @@ static int ath9k_tx_last_beacon(struct i
 	if (!avp->is_bslot_active)
 		return 0;
 
-	if (!sc->beacon.tx_processed) {
+	if (!sc->beacon.tx_processed && !edma) {
 		tasklet_disable(&sc->bcon_tasklet);
 
 		bf = avp->av_bcbuf;
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -2296,9 +2296,12 @@ void ath_tx_edma_tasklet(struct ath_soft
 			break;
 		}
 
-		/* Skip beacon completions */
-		if (ts.qid == sc->beacon.beaconq)
+		/* Process beacon completions separately */
+		if (ts.qid == sc->beacon.beaconq) {
+			sc->beacon.tx_processed = true;
+			sc->beacon.tx_last = !(ts.ts_status & ATH9K_TXERR_MASK);
 			continue;
+		}
 
 		txq = &sc->tx.txq[ts.qid];
 
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
@@ -299,7 +299,6 @@ struct ath_tx {
 
 struct ath_rx_edma {
 	struct sk_buff_head rx_fifo;
-	struct sk_buff_head rx_buffers;
 	u32 rx_fifo_hwsize;
 };
 
--- a/drivers/net/wireless/ath/ath9k/ani.c
+++ b/drivers/net/wireless/ath/ath9k/ani.c
@@ -46,8 +46,8 @@ static const struct ani_ofdm_level_entry
 	{  5,  4,  1  }, /* lvl 5 */
 	{  6,  5,  1  }, /* lvl 6 */
 	{  7,  6,  1  }, /* lvl 7 */
-	{  7,  7,  1  }, /* lvl 8 */
-	{  7,  8,  0  }  /* lvl 9 */
+	{  7,  6,  0  }, /* lvl 8 */
+	{  7,  7,  0  }  /* lvl 9 */
 };
 #define ATH9K_ANI_OFDM_NUM_LEVEL \
 	ARRAY_SIZE(ofdm_level_table)
@@ -91,8 +91,8 @@ static const struct ani_cck_level_entry 
 	{  4,  0  }, /* lvl 4 */
 	{  5,  0  }, /* lvl 5 */
 	{  6,  0  }, /* lvl 6 */
-	{  7,  0  }, /* lvl 7 (only for high rssi) */
-	{  8,  0  }  /* lvl 8 (only for high rssi) */
+	{  6,  0  }, /* lvl 7 (only for high rssi) */
+	{  7,  0  }  /* lvl 8 (only for high rssi) */
 };
 
 #define ATH9K_ANI_CCK_NUM_LEVEL \
@@ -290,16 +290,9 @@ static void ath9k_hw_set_ofdm_nil(struct
 				     ATH9K_ANI_FIRSTEP_LEVEL,
 				     entry_ofdm->fir_step_level);
 
-	if ((ah->opmode != NL80211_IFTYPE_STATION &&
-	     ah->opmode != NL80211_IFTYPE_ADHOC) ||
-	    aniState->noiseFloor <= aniState->rssiThrHigh) {
-		if (aniState->ofdmWeakSigDetectOff)
-			/* force on ofdm weak sig detect */
-			ath9k_hw_ani_control(ah,
-				ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION,
-					     true);
-		else if (aniState->ofdmWeakSigDetectOff ==
-			 entry_ofdm->ofdm_weak_signal_on)
+	if ((aniState->noiseFloor >= aniState->rssiThrHigh) &&
+	    (aniState->ofdmWeakSigDetectOff !=
+	     entry_ofdm->ofdm_weak_signal_on)) {
 			ath9k_hw_ani_control(ah,
 				ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION,
 				entry_ofdm->ofdm_weak_signal_on);
@@ -717,26 +710,30 @@ void ath9k_hw_ani_monitor(struct ath_hw 
 		ofdmPhyErrRate, aniState->cckNoiseImmunityLevel,
 		cckPhyErrRate, aniState->ofdmsTurn);
 
-	if (aniState->listenTime > 5 * ah->aniperiod) {
-		if (ofdmPhyErrRate <= ah->config.ofdm_trig_low &&
-		    cckPhyErrRate <= ah->config.cck_trig_low) {
+	if (aniState->listenTime > ah->aniperiod) {
+		if (cckPhyErrRate < ah->config.cck_trig_low &&
+		    ((ofdmPhyErrRate < ah->config.ofdm_trig_low &&
+		      aniState->ofdmNoiseImmunityLevel <
+		      ATH9K_ANI_OFDM_DEF_LEVEL) ||
+		     (ofdmPhyErrRate < ATH9K_ANI_OFDM_TRIG_LOW_ABOVE_INI &&
+		      aniState->ofdmNoiseImmunityLevel >=
+		      ATH9K_ANI_OFDM_DEF_LEVEL))) {
 			ath9k_hw_ani_lower_immunity(ah);
 			aniState->ofdmsTurn = !aniState->ofdmsTurn;
-		}
-		ath9k_ani_restart(ah);
-	} else if (aniState->listenTime > ah->aniperiod) {
-		/* check to see if need to raise immunity */
-		if (ofdmPhyErrRate > ah->config.ofdm_trig_high &&
-		    (cckPhyErrRate <= ah->config.cck_trig_high ||
-		     aniState->ofdmsTurn)) {
+		} else if ((ofdmPhyErrRate > ah->config.ofdm_trig_high &&
+			    aniState->ofdmNoiseImmunityLevel >=
+			    ATH9K_ANI_OFDM_DEF_LEVEL) ||
+			   (ofdmPhyErrRate >
+			    ATH9K_ANI_OFDM_TRIG_HIGH_BELOW_INI &&
+			    aniState->ofdmNoiseImmunityLevel <
+			    ATH9K_ANI_OFDM_DEF_LEVEL)) {
 			ath9k_hw_ani_ofdm_err_trigger(ah);
-			ath9k_ani_restart(ah);
 			aniState->ofdmsTurn = false;
 		} else if (cckPhyErrRate > ah->config.cck_trig_high) {
 			ath9k_hw_ani_cck_err_trigger(ah);
-			ath9k_ani_restart(ah);
 			aniState->ofdmsTurn = true;
 		}
+		ath9k_ani_restart(ah);
 	}
 }
 EXPORT_SYMBOL(ath9k_hw_ani_monitor);
@@ -911,3 +908,4 @@ void ath9k_hw_ani_init(struct ath_hw *ah
 	ath9k_ani_restart(ah);
 	ath9k_enable_mib_counters(ah);
 }
+EXPORT_SYMBOL(ath9k_hw_ani_init);
--- a/drivers/net/wireless/ath/ath9k/ani.h
+++ b/drivers/net/wireless/ath/ath9k/ani.h
@@ -25,11 +25,13 @@
 
 /* units are errors per second */
 #define ATH9K_ANI_OFDM_TRIG_HIGH_OLD      500
-#define ATH9K_ANI_OFDM_TRIG_HIGH_NEW      1000
+#define ATH9K_ANI_OFDM_TRIG_HIGH_NEW      3500
+#define ATH9K_ANI_OFDM_TRIG_HIGH_BELOW_INI 1000
 
 /* units are errors per second */
 #define ATH9K_ANI_OFDM_TRIG_LOW_OLD       200
 #define ATH9K_ANI_OFDM_TRIG_LOW_NEW       400
+#define ATH9K_ANI_OFDM_TRIG_LOW_ABOVE_INI 900
 
 /* units are errors per second */
 #define ATH9K_ANI_CCK_TRIG_HIGH_OLD       200
@@ -53,7 +55,7 @@
 #define ATH9K_ANI_RSSI_THR_LOW            7
 
 #define ATH9K_ANI_PERIOD_OLD              100
-#define ATH9K_ANI_PERIOD_NEW              1000
+#define ATH9K_ANI_PERIOD_NEW              300
 
 /* in ms */
 #define ATH9K_ANI_POLLINTERVAL_OLD        100
--- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c
@@ -1056,46 +1056,8 @@ static bool ar5008_hw_ani_control_old(st
 		break;
 	}
 	case ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION:{
-		static const int m1ThreshLow[] = { 127, 50 };
-		static const int m2ThreshLow[] = { 127, 40 };
-		static const int m1Thresh[] = { 127, 0x4d };
-		static const int m2Thresh[] = { 127, 0x40 };
-		static const int m2CountThr[] = { 31, 16 };
-		static const int m2CountThrLow[] = { 63, 48 };
 		u32 on = param ? 1 : 0;
 
-		REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
-			      AR_PHY_SFCORR_LOW_M1_THRESH_LOW,
-			      m1ThreshLow[on]);
-		REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
-			      AR_PHY_SFCORR_LOW_M2_THRESH_LOW,
-			      m2ThreshLow[on]);
-		REG_RMW_FIELD(ah, AR_PHY_SFCORR,
-			      AR_PHY_SFCORR_M1_THRESH,
-			      m1Thresh[on]);
-		REG_RMW_FIELD(ah, AR_PHY_SFCORR,
-			      AR_PHY_SFCORR_M2_THRESH,
-			      m2Thresh[on]);
-		REG_RMW_FIELD(ah, AR_PHY_SFCORR,
-			      AR_PHY_SFCORR_M2COUNT_THR,
-			      m2CountThr[on]);
-		REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
-			      AR_PHY_SFCORR_LOW_M2COUNT_THR_LOW,
-			      m2CountThrLow[on]);
-
-		REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
-			      AR_PHY_SFCORR_EXT_M1_THRESH_LOW,
-			      m1ThreshLow[on]);
-		REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
-			      AR_PHY_SFCORR_EXT_M2_THRESH_LOW,
-			      m2ThreshLow[on]);
-		REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
-			      AR_PHY_SFCORR_EXT_M1_THRESH,
-			      m1Thresh[on]);
-		REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
-			      AR_PHY_SFCORR_EXT_M2_THRESH,
-			      m2Thresh[on]);
-
 		if (on)
 			REG_SET_BIT(ah, AR_PHY_SFCORR_LOW,
 				    AR_PHY_SFCORR_LOW_USE_SELF_CORR_LOW);
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
@@ -824,55 +824,6 @@ static bool ar9003_hw_ani_control(struct
 		 * on == 0 means more noise imm
 		 */
 		u32 on = param ? 1 : 0;
-		/*
-		 * make register setting for default
-		 * (weak sig detect ON) come from INI file
-		 */
-		int m1ThreshLow = on ?
-			aniState->iniDef.m1ThreshLow : m1ThreshLow_off;
-		int m2ThreshLow = on ?
-			aniState->iniDef.m2ThreshLow : m2ThreshLow_off;
-		int m1Thresh = on ?
-			aniState->iniDef.m1Thresh : m1Thresh_off;
-		int m2Thresh = on ?
-			aniState->iniDef.m2Thresh : m2Thresh_off;
-		int m2CountThr = on ?
-			aniState->iniDef.m2CountThr : m2CountThr_off;
-		int m2CountThrLow = on ?
-			aniState->iniDef.m2CountThrLow : m2CountThrLow_off;
-		int m1ThreshLowExt = on ?
-			aniState->iniDef.m1ThreshLowExt : m1ThreshLowExt_off;
-		int m2ThreshLowExt = on ?
-			aniState->iniDef.m2ThreshLowExt : m2ThreshLowExt_off;
-		int m1ThreshExt = on ?
-			aniState->iniDef.m1ThreshExt : m1ThreshExt_off;
-		int m2ThreshExt = on ?
-			aniState->iniDef.m2ThreshExt : m2ThreshExt_off;
-
-		REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
-			      AR_PHY_SFCORR_LOW_M1_THRESH_LOW,
-			      m1ThreshLow);
-		REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
-			      AR_PHY_SFCORR_LOW_M2_THRESH_LOW,
-			      m2ThreshLow);
-		REG_RMW_FIELD(ah, AR_PHY_SFCORR,
-			      AR_PHY_SFCORR_M1_THRESH, m1Thresh);
-		REG_RMW_FIELD(ah, AR_PHY_SFCORR,
-			      AR_PHY_SFCORR_M2_THRESH, m2Thresh);
-		REG_RMW_FIELD(ah, AR_PHY_SFCORR,
-			      AR_PHY_SFCORR_M2COUNT_THR, m2CountThr);
-		REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
-			      AR_PHY_SFCORR_LOW_M2COUNT_THR_LOW,
-			      m2CountThrLow);
-
-		REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
-			      AR_PHY_SFCORR_EXT_M1_THRESH_LOW, m1ThreshLowExt);
-		REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
-			      AR_PHY_SFCORR_EXT_M2_THRESH_LOW, m2ThreshLowExt);
-		REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
-			      AR_PHY_SFCORR_EXT_M1_THRESH, m1ThreshExt);
-		REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
-			      AR_PHY_SFCORR_EXT_M2_THRESH, m2ThreshExt);
 
 		if (on)
 			REG_SET_BIT(ah, AR_PHY_SFCORR_LOW,