path: root/package/kernel/mac80211/patches/300-pending_work.patch

--- a/net/mac80211/agg-rx.c
+++ b/net/mac80211/agg-rx.c
@@ -204,6 +204,8 @@ 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);
@@ -527,6 +528,7 @@ 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
@@ -66,11 +66,11 @@ 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%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
@@ -463,7 +463,6 @@ int ieee80211_do_open(struct wireless_de
 	struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
 	struct net_device *dev = wdev->netdev;
 	struct ieee80211_local *local = sdata->local;
-	struct sta_info *sta;
 	u32 changed = 0;
 	int res;
 	u32 hw_reconf_flags = 0;
@@ -629,30 +628,8 @@ int ieee80211_do_open(struct wireless_de
 
 	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);
-		netif_carrier_on(dev);
-	} else if (sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE) {
+	if (sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE)
 		rcu_assign_pointer(local->p2p_sdata, sdata);
-	}
 
 	/*
 	 * set_multicast_list will be invoked by the networking core
@@ -1116,6 +1093,74 @@ 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;
+	struct ieee80211_supported_band *sband;
+
+	rx_status = IEEE80211_SKB_RXCB(skb);
+	band = rx_status->band;
+	sband = local->hw.wiphy->bands[band];
+	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, false, &elems);
+
+	rates = ieee80211_sta_get_rates(local, &elems, band, NULL);
+
+	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[band] = rates;
+
+	if (elems.ht_cap_elem)
+		ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband,
+				elems.ht_cap_elem, sta);
+
+	if (elems.wmm_param)
+		set_sta_flag(sta, WLAN_STA_WME);
+
+	if (new) {
+		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);
+		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 =
@@ -1220,6 +1265,9 @@ 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/rc80211_minstrel_ht.c
+++ b/net/mac80211/rc80211_minstrel_ht.c
@@ -804,10 +804,18 @@ minstrel_ht_get_rate(void *priv, struct 
 
 	sample_group = &minstrel_mcs_groups[sample_idx / MCS_GROUP_RATES];
 	info->flags |= IEEE80211_TX_CTL_RATE_CTRL_PROBE;
+	rate->count = 1;
+
+	if (sample_idx / MCS_GROUP_RATES == MINSTREL_CCK_GROUP) {
+		int idx = sample_idx % ARRAY_SIZE(mp->cck_rates);
+		rate->idx = mp->cck_rates[idx];
+		rate->flags = 0;
+		return;
+	}
+
 	rate->idx = sample_idx % MCS_GROUP_RATES +
 		    (sample_group->streams - 1) * MCS_GROUP_RATES;
 	rate->flags = IEEE80211_TX_RC_MCS | sample_group->flags;
-	rate->count = 1;
 }
 
 static void
@@ -820,6 +828,9 @@ minstrel_ht_update_cck(struct minstrel_p
 	if (sband->band != IEEE80211_BAND_2GHZ)
 		return;
 
+	if (!(mp->hw->flags & IEEE80211_HW_SUPPORTS_HT_CCK_RATES))
+		return;
+
 	mi->cck_supported = 0;
 	mi->cck_supported_short = 0;
 	for (i = 0; i < 4; i++) {
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -936,8 +936,14 @@ ieee80211_rx_h_check(struct ieee80211_rx
 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data;
 	struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb);
 
-	/* Drop duplicate 802.11 retransmissions (IEEE 802.11 Chap. 9.2.9) */
-	if (rx->sta && !is_multicast_ether_addr(hdr->addr1)) {
+	/*
+	 * Drop duplicate 802.11 retransmissions
+	 * (IEEE 802.11-2012: 9.3.2.10 "Duplicate detection and recovery")
+	 */
+	if (rx->skb->len >= 24 && rx->sta &&
+	    !ieee80211_is_ctl(hdr->frame_control) &&
+	    !ieee80211_is_qos_nullfunc(hdr->frame_control) &&
+	    !is_multicast_ether_addr(hdr->addr1)) {
 		if (unlikely(ieee80211_has_retry(hdr->frame_control) &&
 			     rx->sta->last_seq_ctrl[rx->seqno_idx] ==
 			     hdr->seq_ctrl)) {
@@ -2369,6 +2375,7 @@ 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;
 
@@ -2720,14 +2727,15 @@ 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):
@@ -3059,10 +3067,16 @@ static int prepare_for_handlers(struct i
 		}
 		break;
 	case NL80211_IFTYPE_WDS:
-		if (bssid || !ieee80211_is_data(hdr->frame_control))
-			return 0;
 		if (!ether_addr_equal(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;
 	case NL80211_IFTYPE_P2P_DEVICE:
 		if (!ieee80211_is_public_action(hdr, skb->len) &&
--- a/net/mac80211/sta_info.h
+++ b/net/mac80211/sta_info.h
@@ -32,7 +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.
@@ -66,7 +65,6 @@ 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,
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -135,6 +135,9 @@ static struct ath_frame_info *get_frame_
 
 static void ath_send_bar(struct ath_atx_tid *tid, u16 seqno)
 {
+	if (!tid->an->sta)
+		return;
+
 	ieee80211_send_bar(tid->an->vif, tid->an->sta->addr, tid->tidno,
 			   seqno << IEEE80211_SEQ_SEQ_SHIFT);
 }
@@ -146,6 +149,93 @@ static void ath_set_rates(struct ieee802
 			       ARRAY_SIZE(bf->rates));
 }
 
+static void ath_txq_skb_done(struct ath_softc *sc, struct ath_txq *txq,
+			     struct sk_buff *skb)
+{
+	int q;
+
+	q = skb_get_queue_mapping(skb);
+	if (txq == sc->tx.uapsdq)
+		txq = sc->tx.txq_map[q];
+
+	if (txq != sc->tx.txq_map[q])
+		return;
+
+	if (WARN_ON(--txq->pending_frames < 0))
+		txq->pending_frames = 0;
+
+	if (txq->stopped &&
+	    txq->pending_frames < sc->tx.txq_max_pending[q]) {
+		ieee80211_wake_queue(sc->hw, q);
+		txq->stopped = false;
+	}
+}
+
+static struct ath_atx_tid *
+ath_get_skb_tid(struct ath_softc *sc, struct ath_node *an, struct sk_buff *skb)
+{
+	struct ieee80211_hdr *hdr;
+	u8 tidno = 0;
+
+	hdr = (struct ieee80211_hdr *) skb->data;
+	if (ieee80211_is_data_qos(hdr->frame_control))
+		tidno = ieee80211_get_qos_ctl(hdr)[0];
+
+	tidno &= IEEE80211_QOS_CTL_TID_MASK;
+	return ATH_AN_2_TID(an, tidno);
+}
+
+static bool ath_tid_has_buffered(struct ath_atx_tid *tid)
+{
+	return !skb_queue_empty(&tid->buf_q) || !skb_queue_empty(&tid->retry_q);
+}
+
+static struct sk_buff *ath_tid_dequeue(struct ath_atx_tid *tid)
+{
+	struct sk_buff *skb;
+
+	skb = __skb_dequeue(&tid->retry_q);
+	if (!skb)
+		skb = __skb_dequeue(&tid->buf_q);
+
+	return skb;
+}
+
+/*
+ * ath_tx_tid_change_state:
+ * - clears a-mpdu flag of previous session
+ * - force sequence number allocation to fix next BlockAck Window
+ */
+static void
+ath_tx_tid_change_state(struct ath_softc *sc, struct ath_atx_tid *tid)
+{
+	struct ath_txq *txq = tid->ac->txq;
+	struct ieee80211_tx_info *tx_info;
+	struct sk_buff *skb, *tskb;
+	struct ath_buf *bf;
+	struct ath_frame_info *fi;
+
+	skb_queue_walk_safe(&tid->buf_q, skb, tskb) {
+		fi = get_frame_info(skb);
+		bf = fi->bf;
+
+		tx_info = IEEE80211_SKB_CB(skb);
+		tx_info->flags &= ~IEEE80211_TX_CTL_AMPDU;
+
+		if (bf)
+			continue;
+
+		bf = ath_tx_setup_buffer(sc, txq, tid, skb);
+		if (!bf) {
+			__skb_unlink(skb, &tid->buf_q);
+			ath_txq_skb_done(sc, txq, skb);
+			ieee80211_free_txskb(sc->hw, skb);
+			continue;
+		}
+	}
+
+}
+
 static void ath_tx_flush_tid(struct ath_softc *sc, struct ath_atx_tid *tid)
 {
 	struct ath_txq *txq = tid->ac->txq;
@@ -160,27 +250,22 @@ static void ath_tx_flush_tid(struct ath_
 
 	memset(&ts, 0, sizeof(ts));
 
-	while ((skb = __skb_dequeue(&tid->buf_q))) {
+	while ((skb = __skb_dequeue(&tid->retry_q))) {
 		fi = get_frame_info(skb);
 		bf = fi->bf;
-
 		if (!bf) {
-			bf = ath_tx_setup_buffer(sc, txq, tid, skb);
-			if (!bf) {
-				ieee80211_free_txskb(sc->hw, skb);
-				continue;
-			}
+			ath_txq_skb_done(sc, txq, skb);
+			ieee80211_free_txskb(sc->hw, skb);
+			continue;
 		}
 
-		if (fi->retries) {
-			list_add_tail(&bf->list, &bf_head);
+		if (fi->baw_tracked) {
 			ath_tx_update_baw(sc, tid, bf->bf_state.seqno);
-			ath_tx_complete_buf(sc, bf, txq, &bf_head, &ts, 0);
 			sendbar = true;
-		} else {
-			ath_set_rates(tid->an->vif, tid->an->sta, bf);
-			ath_tx_send_normal(sc, txq, NULL, skb);
 		}
+
+		list_add_tail(&bf->list, &bf_head);
+		ath_tx_complete_buf(sc, bf, txq, &bf_head, &ts, 0);
 	}
 
 	if (sendbar) {
@@ -209,13 +294,16 @@ static void ath_tx_update_baw(struct ath
 }
 
 static void ath_tx_addto_baw(struct ath_softc *sc, struct ath_atx_tid *tid,
-			     u16 seqno)
+			     struct ath_buf *bf)
 {
+	struct ath_frame_info *fi = get_frame_info(bf->bf_mpdu);
+	u16 seqno = bf->bf_state.seqno;
 	int index, cindex;
 
 	index  = ATH_BA_INDEX(tid->seq_start, seqno);
 	cindex = (tid->baw_head + index) & (ATH_TID_MAX_BUFS - 1);
 	__set_bit(cindex, tid->tx_buf);
+	fi->baw_tracked = 1;
 
 	if (index >= ((tid->baw_tail - tid->baw_head) &
 		(ATH_TID_MAX_BUFS - 1))) {
@@ -224,12 +312,6 @@ static void ath_tx_addto_baw(struct ath_
 	}
 }
 
-/*
- * TODO: For frame(s) that are in the retry state, we will reuse the
- * sequence number(s) without setting the retry bit. The
- * alternative is to give up on these and BAR the receiver's window
- * forward.
- */
 static void ath_tid_drain(struct ath_softc *sc, struct ath_txq *txq,
 			  struct ath_atx_tid *tid)
 
@@ -243,7 +325,7 @@ static void ath_tid_drain(struct ath_sof
 	memset(&ts, 0, sizeof(ts));
 	INIT_LIST_HEAD(&bf_head);
 
-	while ((skb = __skb_dequeue(&tid->buf_q))) {
+	while ((skb = ath_tid_dequeue(tid))) {
 		fi = get_frame_info(skb);
 		bf = fi->bf;
 
@@ -253,14 +335,8 @@ static void ath_tid_drain(struct ath_sof
 		}
 
 		list_add_tail(&bf->list, &bf_head);
-
-		ath_tx_update_baw(sc, tid, bf->bf_state.seqno);
 		ath_tx_complete_buf(sc, bf, txq, &bf_head, &ts, 0);
 	}
-
-	tid->seq_next = tid->seq_start;
-	tid->baw_tail = tid->baw_head;
-	tid->bar_index = -1;
 }
 
 static void ath_tx_set_retry(struct ath_softc *sc, struct ath_txq *txq,
@@ -380,7 +456,6 @@ static void ath_tx_complete_aggr(struct 
 	struct ieee80211_tx_rate rates[4];
 	struct ath_frame_info *fi;
 	int nframes;
-	u8 tidno;
 	bool flush = !!(ts->ts_status & ATH9K_TX_FLUSH);
 	int i, retries;
 	int bar_index = -1;
@@ -406,7 +481,7 @@ static void ath_tx_complete_aggr(struct 
 		while (bf) {
 			bf_next = bf->bf_next;
 
-			if (!bf->bf_stale || bf_next != NULL)
+			if (!bf->bf_state.stale || bf_next != NULL)
 				list_move_tail(&bf->list, &bf_head);
 
 			ath_tx_complete_buf(sc, bf, txq, &bf_head, ts, 0);
@@ -417,8 +492,7 @@ static void ath_tx_complete_aggr(struct 
 	}
 
 	an = (struct ath_node *)sta->drv_priv;
-	tidno = ieee80211_get_qos_ctl(hdr)[0] & IEEE80211_QOS_CTL_TID_MASK;
-	tid = ATH_AN_2_TID(an, tidno);
+	tid = ath_get_skb_tid(sc, an, skb);
 	seq_first = tid->seq_start;
 	isba = ts->ts_flags & ATH9K_TX_BA;
 
@@ -430,7 +504,7 @@ static void ath_tx_complete_aggr(struct 
 	 * Only BlockAcks have a TID and therefore normal Acks cannot be
 	 * checked
 	 */
-	if (isba && tidno != ts->tid)
+	if (isba && tid->tidno != ts->tid)
 		txok = false;
 
 	isaggr = bf_isaggr(bf);
@@ -466,7 +540,8 @@ static void ath_tx_complete_aggr(struct 
 		tx_info = IEEE80211_SKB_CB(skb);
 		fi = get_frame_info(skb);
 
-		if (!BAW_WITHIN(tid->seq_start, tid->baw_size, seqno)) {
+		if (!BAW_WITHIN(tid->seq_start, tid->baw_size, seqno) ||
+		    !tid->active) {
 			/*
 			 * Outside of the current BlockAck window,
 			 * maybe part of a previous session
@@ -499,7 +574,7 @@ static void ath_tx_complete_aggr(struct 
 		 * not a holding desc.
 		 */
 		INIT_LIST_HEAD(&bf_head);
-		if (bf_next != NULL || !bf_last->bf_stale)
+		if (bf_next != NULL || !bf_last->bf_state.stale)
 			list_move_tail(&bf->list, &bf_head);
 
 		if (!txpending) {
@@ -523,7 +598,7 @@ static void ath_tx_complete_aggr(struct 
 				ieee80211_sta_eosp(sta);
 			}
 			/* retry the un-acked ones */
-			if (bf->bf_next == NULL && bf_last->bf_stale) {
+			if (bf->bf_next == NULL && bf_last->bf_state.stale) {
 				struct ath_buf *tbf;
 
 				tbf = ath_clone_txbuf(sc, bf_last);
@@ -560,7 +635,7 @@ static void ath_tx_complete_aggr(struct 
 		if (an->sleeping)
 			ieee80211_sta_set_buffered(sta, tid->tidno, true);
 
-		skb_queue_splice(&bf_pending, &tid->buf_q);
+		skb_queue_splice_tail(&bf_pending, &tid->retry_q);
 		if (!an->sleeping) {
 			ath_tx_queue_tid(txq, tid);
 
@@ -618,7 +693,7 @@ static void ath_tx_process_buffer(struct
 	} else
 		ath_tx_complete_aggr(sc, txq, bf, bf_head, ts, txok);
 
-	if ((sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) && !flush)
+	if (!flush)
 		ath_txq_schedule(sc, txq);
 }
 
@@ -792,15 +867,20 @@ static int ath_compute_num_delims(struct
 
 static struct ath_buf *
 ath_tx_get_tid_subframe(struct ath_softc *sc, struct ath_txq *txq,
-			struct ath_atx_tid *tid)
+			struct ath_atx_tid *tid, struct sk_buff_head **q)
 {
+	struct ieee80211_tx_info *tx_info;
 	struct ath_frame_info *fi;
 	struct sk_buff *skb;
 	struct ath_buf *bf;
 	u16 seqno;
 
 	while (1) {
-		skb = skb_peek(&tid->buf_q);
+		*q = &tid->retry_q;
+		if (skb_queue_empty(*q))
+			*q = &tid->buf_q;
+
+		skb = skb_peek(*q);
 		if (!skb)
 			break;
 
@@ -808,13 +888,26 @@ ath_tx_get_tid_subframe(struct ath_softc
 		bf = fi->bf;
 		if (!fi->bf)
 			bf = ath_tx_setup_buffer(sc, txq, tid, skb);
+		else
+			bf->bf_state.stale = false;
 
 		if (!bf) {
-			__skb_unlink(skb, &tid->buf_q);
+			__skb_unlink(skb, *q);
+			ath_txq_skb_done(sc, txq, skb);
 			ieee80211_free_txskb(sc->hw, skb);
 			continue;
 		}
 
+		bf->bf_next = NULL;
+		bf->bf_lastbf = bf;
+
+		tx_info = IEEE80211_SKB_CB(skb);
+		tx_info->flags &= ~IEEE80211_TX_CTL_CLEAR_PS_FILT;
+		if (!(tx_info->flags & IEEE80211_TX_CTL_AMPDU)) {
+			bf->bf_state.bf_type = 0;
+			return bf;
+		}
+
 		bf->bf_state.bf_type = BUF_AMPDU | BUF_AGGR;
 		seqno = bf->bf_state.seqno;
 
@@ -828,73 +921,52 @@ ath_tx_get_tid_subframe(struct ath_softc
 
 			INIT_LIST_HEAD(&bf_head);
 			list_add(&bf->list, &bf_head);
-			__skb_unlink(skb, &tid->buf_q);
+			__skb_unlink(skb, *q);
 			ath_tx_update_baw(sc, tid, seqno);
 			ath_tx_complete_buf(sc, bf, txq, &bf_head, &ts, 0);
 			continue;
 		}
 
-		bf->bf_next = NULL;
-		bf->bf_lastbf = bf;
 		return bf;
 	}
 
 	return NULL;
 }
 
-static enum ATH_AGGR_STATUS ath_tx_form_aggr(struct ath_softc *sc,
-					     struct ath_txq *txq,
-					     struct ath_atx_tid *tid,
-					     struct list_head *bf_q,
-					     int *aggr_len)
+static bool
+ath_tx_form_aggr(struct ath_softc *sc, struct ath_txq *txq,
+		 struct ath_atx_tid *tid, struct list_head *bf_q,
+		 struct ath_buf *bf_first, struct sk_buff_head *tid_q,
+		 int *aggr_len)
 {
 #define PADBYTES(_len) ((4 - ((_len) % 4)) % 4)
-	struct ath_buf *bf, *bf_first = NULL, *bf_prev = NULL;
-	int rl = 0, nframes = 0, ndelim, prev_al = 0;
+	struct ath_buf *bf = bf_first, *bf_prev = NULL;
+	int nframes = 0, ndelim;
 	u16 aggr_limit = 0, al = 0, bpad = 0,
-		al_delta, h_baw = tid->baw_size / 2;
-	enum ATH_AGGR_STATUS status = ATH_AGGR_DONE;
+	    al_delta, h_baw = tid->baw_size / 2;
 	struct ieee80211_tx_info *tx_info;
 	struct ath_frame_info *fi;
 	struct sk_buff *skb;
+	bool closed = false;
 
-	do {
-		bf = ath_tx_get_tid_subframe(sc, txq, tid);
-		if (!bf) {
-			status = ATH_AGGR_BAW_CLOSED;
-			break;
-		}
+	bf = bf_first;
+	aggr_limit = ath_lookup_rate(sc, bf, tid);
 
+	do {
 		skb = bf->bf_mpdu;
 		fi = get_frame_info(skb);
 
-		if (!bf_first)
-			bf_first = bf;
-
-		if (!rl) {
-			ath_set_rates(tid->an->vif, tid->an->sta, bf);
-			aggr_limit = ath_lookup_rate(sc, bf, tid);
-			rl = 1;
-		}
-
 		/* do not exceed aggregation limit */
 		al_delta = ATH_AGGR_DELIM_SZ + fi->framelen;
+		if (nframes) {
+			if (aggr_limit < al + bpad + al_delta ||
+			    ath_lookup_legacy(bf) || nframes >= h_baw)
+				break;
 
-		if (nframes &&
-		    ((aggr_limit < (al + bpad + al_delta + prev_al)) ||
-		     ath_lookup_legacy(bf))) {
-			status = ATH_AGGR_LIMITED;
-			break;
-		}
-
-		tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);
-		if (nframes && (tx_info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE))
-			break;
-
-		/* do not exceed subframe limit */
-		if (nframes >= min((int)h_baw, ATH_AMPDU_SUBFRAME_DEFAULT)) {
-			status = ATH_AGGR_LIMITED;
-			break;
+			tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);
+			if ((tx_info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE) ||
+			    !(tx_info->flags & IEEE80211_TX_CTL_AMPDU))
+				break;
 		}
 
 		/* add padding for previous frame to aggregation length */
@@ -912,22 +984,37 @@ static enum ATH_AGGR_STATUS ath_tx_form_
 		bf->bf_next = NULL;
 
 		/* link buffers of this frame to the aggregate */
-		if (!fi->retries)
-			ath_tx_addto_baw(sc, tid, bf->bf_state.seqno);
+		if (!fi->baw_tracked)
+			ath_tx_addto_baw(sc, tid, bf);
 		bf->bf_state.ndelim = ndelim;
 
-		__skb_unlink(skb, &tid->buf_q);
+		__skb_unlink(skb, tid_q);
 		list_add_tail(&bf->list, bf_q);
 		if (bf_prev)
 			bf_prev->bf_next = bf;
 
 		bf_prev = bf;
 
-	} while (!skb_queue_empty(&tid->buf_q));
+		bf = ath_tx_get_tid_subframe(sc, txq, tid, &tid_q);
+		if (!bf) {
+			closed = true;
+			break;
+		}
+	} while (ath_tid_has_buffered(tid));
+
+	bf = bf_first;
+	bf->bf_lastbf = bf_prev;
+
+	if (bf == bf_prev) {
+		al = get_frame_info(bf->bf_mpdu)->framelen;
+		bf->bf_state.bf_type = BUF_AMPDU;
+	} else {
+		TX_STAT_INC(txq->axq_qnum, a_aggr);
+	}
 
 	*aggr_len = al;
 
-	return status;
+	return closed;
 #undef PADBYTES
 }
 
@@ -1188,53 +1275,86 @@ static void ath_tx_fill_desc(struct ath_
 	}
 }
 
-static void ath_tx_sched_aggr(struct ath_softc *sc, struct ath_txq *txq,
-			      struct ath_atx_tid *tid)
+static void
+ath_tx_form_burst(struct ath_softc *sc, struct ath_txq *txq,
+		  struct ath_atx_tid *tid, struct list_head *bf_q,
+		  struct ath_buf *bf_first, struct sk_buff_head *tid_q)
 {
-	struct ath_buf *bf;
-	enum ATH_AGGR_STATUS status;
-	struct ieee80211_tx_info *tx_info;
-	struct list_head bf_q;
-	int aggr_len;
+	struct ath_buf *bf = bf_first, *bf_prev = NULL;
+	struct sk_buff *skb;
+	int nframes = 0;
 
 	do {
-		if (skb_queue_empty(&tid->buf_q))
-			return;
+		struct ieee80211_tx_info *tx_info;
+		skb = bf->bf_mpdu;
 
-		INIT_LIST_HEAD(&bf_q);
+		nframes++;
+		__skb_unlink(skb, tid_q);
+		list_add_tail(&bf->list, bf_q);
+		if (bf_prev)
+			bf_prev->bf_next = bf;
+		bf_prev = bf;
 
-		status = ath_tx_form_aggr(sc, txq, tid, &bf_q, &aggr_len);
+		if (nframes >= 2)
+			break;
 
-		/*
-		 * no frames picked up to be aggregated;
-		 * block-ack window is not open.
-		 */
-		if (list_empty(&bf_q))
+		bf = ath_tx_get_tid_subframe(sc, txq, tid, &tid_q);
+		if (!bf)
 			break;
 
-		bf = list_first_entry(&bf_q, struct ath_buf, list);
-		bf->bf_lastbf = list_entry(bf_q.prev, struct ath_buf, list);
 		tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);
+		if (tx_info->flags & IEEE80211_TX_CTL_AMPDU)
+			break;
 
-		if (tid->ac->clear_ps_filter) {
-			tid->ac->clear_ps_filter = false;
-			tx_info->flags |= IEEE80211_TX_CTL_CLEAR_PS_FILT;
-		} else {
-			tx_info->flags &= ~IEEE80211_TX_CTL_CLEAR_PS_FILT;
-		}
+		ath_set_rates(tid->an->vif, tid->an->sta, bf);
+	} while (1);
+}
 
-		/* if only one frame, send as non-aggregate */
-		if (bf == bf->bf_lastbf) {
-			aggr_len = get_frame_info(bf->bf_mpdu)->framelen;
-			bf->bf_state.bf_type = BUF_AMPDU;
-		} else {
-			TX_STAT_INC(txq->axq_qnum, a_aggr);
-		}
+static bool ath_tx_sched_aggr(struct ath_softc *sc, struct ath_txq *txq,
+			      struct ath_atx_tid *tid, bool *stop)
+{
+	struct ath_buf *bf;
+	struct ieee80211_tx_info *tx_info;
+	struct sk_buff_head *tid_q;
+	struct list_head bf_q;
+	int aggr_len = 0;
+	bool aggr, last = true;
+
+	if (!ath_tid_has_buffered(tid))
+		return false;
+
+	INIT_LIST_HEAD(&bf_q);
+
+	bf = ath_tx_get_tid_subframe(sc, txq, tid, &tid_q);
+	if (!bf)
+		return false;
+
+	tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);
+	aggr = !!(tx_info->flags & IEEE80211_TX_CTL_AMPDU);
+	if ((aggr && txq->axq_ampdu_depth >= ATH_AGGR_MIN_QDEPTH) ||
+		(!aggr && txq->axq_depth >= ATH_NON_AGGR_MIN_QDEPTH)) {
+		*stop = true;
+		return false;
+	}
+
+	ath_set_rates(tid->an->vif, tid->an->sta, bf);
+	if (aggr)
+		last = ath_tx_form_aggr(sc, txq, tid, &bf_q, bf,
+					tid_q, &aggr_len);
+	else
+		ath_tx_form_burst(sc, txq, tid, &bf_q, bf, tid_q);
 
-		ath_tx_fill_desc(sc, bf, txq, aggr_len);
-		ath_tx_txqaddbuf(sc, txq, &bf_q, false);
-	} while (txq->axq_ampdu_depth < ATH_AGGR_MIN_QDEPTH &&
-		 status != ATH_AGGR_BAW_CLOSED);
+	if (list_empty(&bf_q))
+		return false;
+
+	if (tid->ac->clear_ps_filter || tid->an->no_ps_filter) {
+		tid->ac->clear_ps_filter = false;
+		tx_info->flags |= IEEE80211_TX_CTL_CLEAR_PS_FILT;
+	}
+
+	ath_tx_fill_desc(sc, bf, txq, aggr_len);
+	ath_tx_txqaddbuf(sc, txq, &bf_q, false);
+	return true;
 }
 
 int ath_tx_aggr_start(struct ath_softc *sc, struct ieee80211_sta *sta,
@@ -1258,6 +1378,9 @@ int ath_tx_aggr_start(struct ath_softc *
 		an->mpdudensity = density;
 	}
 
+	/* force sequence number allocation for pending frames */
+	ath_tx_tid_change_state(sc, txtid);
+
 	txtid->active = true;
 	txtid->paused = true;
 	*ssn = txtid->seq_start = txtid->seq_next;
@@ -1277,8 +1400,9 @@ void ath_tx_aggr_stop(struct ath_softc *
 
 	ath_txq_lock(sc, txq);
 	txtid->active = false;
-	txtid->paused = true;
+	txtid->paused = false;
 	ath_tx_flush_tid(sc, txtid);
+	ath_tx_tid_change_state(sc, txtid);
 	ath_txq_unlock_complete(sc, txq);
 }
 
@@ -1302,7 +1426,7 @@ void ath_tx_aggr_sleep(struct ieee80211_
 
 		ath_txq_lock(sc, txq);
 
-		buffered = !skb_queue_empty(&tid->buf_q);
+		buffered = ath_tid_has_buffered(tid);
 
 		tid->sched = false;
 		list_del(&tid->list);
@@ -1334,7 +1458,7 @@ void ath_tx_aggr_wakeup(struct ath_softc
 		ath_txq_lock(sc, txq);
 		ac->clear_ps_filter = true;
 
-		if (!skb_queue_empty(&tid->buf_q) && !tid->paused) {
+		if (!tid->paused && ath_tid_has_buffered(tid)) {
 			ath_tx_queue_tid(txq, tid);
 			ath_txq_schedule(sc, txq);
 		}
@@ -1359,7 +1483,7 @@ void ath_tx_aggr_resume(struct ath_softc
 	tid->baw_size = IEEE80211_MIN_AMPDU_BUF << sta->ht_cap.ampdu_factor;
 	tid->paused = false;
 
-	if (!skb_queue_empty(&tid->buf_q)) {
+	if (ath_tid_has_buffered(tid)) {
 		ath_tx_queue_tid(txq, tid);
 		ath_txq_schedule(sc, txq);
 	}
@@ -1379,6 +1503,7 @@ void ath9k_release_buffered_frames(struc
 	struct ieee80211_tx_info *info;
 	struct list_head bf_q;
 	struct ath_buf *bf_tail = NULL, *bf;
+	struct sk_buff_head *tid_q;
 	int sent = 0;
 	int i;
 
@@ -1394,15 +1519,15 @@ void ath9k_release_buffered_frames(struc
 			continue;
 
 		ath_txq_lock(sc, tid->ac->txq);
-		while (!skb_queue_empty(&tid->buf_q) && nframes > 0) {
-			bf = ath_tx_get_tid_subframe(sc, sc->tx.uapsdq, tid);
+		while (nframes > 0) {
+			bf = ath_tx_get_tid_subframe(sc, sc->tx.uapsdq, tid, &tid_q);
 			if (!bf)
 				break;
 
-			__skb_unlink(bf->bf_mpdu, &tid->buf_q);
+			__skb_unlink(bf->bf_mpdu, tid_q);
 			list_add_tail(&bf->list, &bf_q);
 			ath_set_rates(tid->an->vif, tid->an->sta, bf);
-			ath_tx_addto_baw(sc, tid, bf->bf_state.seqno);
+			ath_tx_addto_baw(sc, tid, bf);
 			bf->bf_state.bf_type &= ~BUF_AGGR;
 			if (bf_tail)
 				bf_tail->bf_next = bf;
@@ -1412,7 +1537,7 @@ void ath9k_release_buffered_frames(struc
 			sent++;
 			TX_STAT_INC(txq->axq_qnum, a_queued_hw);
 
-			if (skb_queue_empty(&tid->buf_q))
+			if (an->sta && !ath_tid_has_buffered(tid))
 				ieee80211_sta_set_buffered(an->sta, i, false);
 		}
 		ath_txq_unlock_complete(sc, tid->ac->txq);
@@ -1571,7 +1696,7 @@ static void ath_drain_txq_list(struct at
 	while (!list_empty(list)) {
 		bf = list_first_entry(list, struct ath_buf, list);
 
-		if (bf->bf_stale) {
+		if (bf->bf_state.stale) {
 			list_del(&bf->list);
 
 			ath_tx_return_buffer(sc, bf);
@@ -1665,25 +1790,27 @@ void ath_tx_cleanupq(struct ath_softc *s
  */
 void ath_txq_schedule(struct ath_softc *sc, struct ath_txq *txq)
 {
-	struct ath_atx_ac *ac, *ac_tmp, *last_ac;
+	struct ath_atx_ac *ac, *last_ac;
 	struct ath_atx_tid *tid, *last_tid;
+	bool sent = false;
 
 	if (test_bit(SC_OP_HW_RESET, &sc->sc_flags) ||
-	    list_empty(&txq->axq_acq) ||
-	    txq->axq_ampdu_depth >= ATH_AGGR_MIN_QDEPTH)
+	    list_empty(&txq->axq_acq))
 		return;
 
 	rcu_read_lock();
 
-	ac = list_first_entry(&txq->axq_acq, struct ath_atx_ac, list);
 	last_ac = list_entry(txq->axq_acq.prev, struct ath_atx_ac, list);
+	while (!list_empty(&txq->axq_acq)) {
+		bool stop = false;
 
-	list_for_each_entry_safe(ac, ac_tmp, &txq->axq_acq, list) {
+		ac = list_first_entry(&txq->axq_acq, struct ath_atx_ac, list);
 		last_tid = list_entry(ac->tid_q.prev, struct ath_atx_tid, list);
 		list_del(&ac->list);
 		ac->sched = false;
 
 		while (!list_empty(&ac->tid_q)) {
+
 			tid = list_first_entry(&ac->tid_q, struct ath_atx_tid,
 					       list);
 			list_del(&tid->list);
@@ -1692,17 +1819,17 @@ void ath_txq_schedule(struct ath_softc *
 			if (tid->paused)
 				continue;
 
-			ath_tx_sched_aggr(sc, txq, tid);
+			if (ath_tx_sched_aggr(sc, txq, tid, &stop))
+				sent = true;
 
 			/*
 			 * add tid to round-robin queue if more frames
 			 * are pending for the tid
 			 */
-			if (!skb_queue_empty(&tid->buf_q))
+			if (ath_tid_has_buffered(tid))
 				ath_tx_queue_tid(txq, tid);
 
-			if (tid == last_tid ||
-			    txq->axq_ampdu_depth >= ATH_AGGR_MIN_QDEPTH)
+			if (stop || tid == last_tid)
 				break;
 		}
 
@@ -1711,9 +1838,17 @@ void ath_txq_schedule(struct ath_softc *
 			list_add_tail(&ac->list, &txq->axq_acq);
 		}
 
-		if (ac == last_ac ||
-		    txq->axq_ampdu_depth >= ATH_AGGR_MIN_QDEPTH)
+		if (stop)
 			break;
+
+		if (ac == last_ac) {
+			if (!sent)
+				break;
+
+			sent = false;
+			last_ac = list_entry(txq->axq_acq.prev,
+					     struct ath_atx_ac, list);
+		}
 	}
 
 	rcu_read_unlock();
@@ -1792,57 +1927,6 @@ static void ath_tx_txqaddbuf(struct ath_
 	}
 }
 
-static void ath_tx_send_ampdu(struct ath_softc *sc, struct ath_txq *txq,
-			      struct ath_atx_tid *tid, struct sk_buff *skb,
-			      struct ath_tx_control *txctl)
-{
-	struct ath_frame_info *fi = get_frame_info(skb);
-	struct list_head bf_head;
-	struct ath_buf *bf;
-
-	/*
-	 * Do not queue to h/w when any of the following conditions is true:
-	 * - there are pending frames in software queue
-	 * - the TID is currently paused for ADDBA/BAR request
-	 * - seqno is not within block-ack window
-	 * - h/w queue depth exceeds low water mark
-	 */
-	if ((!skb_queue_empty(&tid->buf_q) || tid->paused ||
-	     !BAW_WITHIN(tid->seq_start, tid->baw_size, tid->seq_next) ||
-	     txq->axq_ampdu_depth >= ATH_AGGR_MIN_QDEPTH) &&
-	    txq != sc->tx.uapsdq) {
-		/*
-		 * Add this frame to software queue for scheduling later
-		 * for aggregation.
-		 */
-		TX_STAT_INC(txq->axq_qnum, a_queued_sw);
-		__skb_queue_tail(&tid->buf_q, skb);
-		if (!txctl->an || !txctl->an->sleeping)
-			ath_tx_queue_tid(txq, tid);
-		return;
-	}
-
-	bf = ath_tx_setup_buffer(sc, txq, tid, skb);
-	if (!bf) {
-		ieee80211_free_txskb(sc->hw, skb);
-		return;
-	}
-
-	ath_set_rates(tid->an->vif, tid->an->sta, bf);
-	bf->bf_state.bf_type = BUF_AMPDU;
-	INIT_LIST_HEAD(&bf_head);
-	list_add(&bf->list, &bf_head);
-
-	/* Add sub-frame to BAW */
-	ath_tx_addto_baw(sc, tid, bf->bf_state.seqno);
-
-	/* Queue to h/w without aggregation */
-	TX_STAT_INC(txq->axq_qnum, a_queued_hw);
-	bf->bf_lastbf = bf;
-	ath_tx_fill_desc(sc, bf, txq, fi->framelen);
-	ath_tx_txqaddbuf(sc, txq, &bf_head, false);
-}
-
 static void ath_tx_send_normal(struct ath_softc *sc, struct ath_txq *txq,
 			       struct ath_atx_tid *tid, struct sk_buff *skb)
 {
@@ -1985,6 +2069,7 @@ static int ath_tx_prepare(struct ieee802
 	struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
 	struct ieee80211_sta *sta = txctl->sta;
 	struct ieee80211_vif *vif = info->control.vif;
+	struct ath_vif *avp;
 	struct ath_softc *sc = hw->priv;
 	int frmlen = skb->len + FCS_LEN;
 	int padpos, padsize;
@@ -1992,6 +2077,10 @@ static int ath_tx_prepare(struct ieee802
 	/* NOTE:  sta can be NULL according to net/mac80211.h */
 	if (sta)
 		txctl->an = (struct ath_node *)sta->drv_priv;
+	else if (vif && ieee80211_is_data(hdr->frame_control)) {
+		avp = (void *)vif->drv_priv;
+		txctl->an = &avp->mcast_node;
+	}
 
 	if (info->control.hw_key)
 		frmlen += info->control.hw_key->icv_len;
@@ -2041,7 +2130,6 @@ int ath_tx_start(struct ieee80211_hw *hw
 	struct ath_txq *txq = txctl->txq;
 	struct ath_atx_tid *tid = NULL;
 	struct ath_buf *bf;
-	u8 tidno;
 	int q;
 	int ret;
 
@@ -2069,27 +2157,31 @@ int ath_tx_start(struct ieee80211_hw *hw
 		ath_txq_unlock(sc, txq);
 		txq = sc->tx.uapsdq;
 		ath_txq_lock(sc, txq);
-	}
-
-	if (txctl->an && ieee80211_is_data_qos(hdr->frame_control)) {
-		tidno = ieee80211_get_qos_ctl(hdr)[0] &
-			IEEE80211_QOS_CTL_TID_MASK;
-		tid = ATH_AN_2_TID(txctl->an, tidno);
+	} else if (txctl->an &&
+		   ieee80211_is_data_present(hdr->frame_control)) {
+		tid = ath_get_skb_tid(sc, txctl->an, skb);
 
 		WARN_ON(tid->ac->txq != txctl->txq);
-	}
 
-	if ((info->flags & IEEE80211_TX_CTL_AMPDU) && tid) {
+		if (info->flags & IEEE80211_TX_CTL_CLEAR_PS_FILT)
+			tid->ac->clear_ps_filter = true;
+
 		/*
-		 * Try aggregation if it's a unicast data frame
-		 * and the destination is HT capable.
+		 * Add this frame to software queue for scheduling later
+		 * for aggregation.
 		 */
-		ath_tx_send_ampdu(sc, txq, tid, skb, txctl);
+		TX_STAT_INC(txq->axq_qnum, a_queued_sw);
+		__skb_queue_tail(&tid->buf_q, skb);
+		if (!txctl->an->sleeping)
+			ath_tx_queue_tid(txq, tid);
+
+		ath_txq_schedule(sc, txq);
 		goto out;
 	}
 
 	bf = ath_tx_setup_buffer(sc, txq, tid, skb);
 	if (!bf) {
+		ath_txq_skb_done(sc, txq, skb);
 		if (txctl->paprd)
 			dev_kfree_skb_any(skb);
 		else
@@ -2189,7 +2281,7 @@ static void ath_tx_complete(struct ath_s
 	struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
 	struct ath_common *common = ath9k_hw_common(sc->sc_ah);
 	struct ieee80211_hdr * hdr = (struct ieee80211_hdr *)skb->data;
-	int q, padpos, padsize;
+	int padpos, padsize;
 	unsigned long flags;
 
 	ath_dbg(common, XMIT, "TX complete: skb: %p\n", skb);
@@ -2225,21 +2317,7 @@ static void ath_tx_complete(struct ath_s
 	spin_unlock_irqrestore(&sc->sc_pm_lock, flags);
 
 	__skb_queue_tail(&txq->complete_q, skb);
-
-	q = skb_get_queue_mapping(skb);
-	if (txq == sc->tx.uapsdq)
-		txq = sc->tx.txq_map[q];
-
-	if (txq == sc->tx.txq_map[q]) {
-		if (WARN_ON(--txq->pending_frames < 0))
-			txq->pending_frames = 0;
-
-		if (txq->stopped &&
-		    txq->pending_frames < sc->tx.txq_max_pending[q]) {
-			ieee80211_wake_queue(sc->hw, q);
-			txq->stopped = false;
-		}
-	}
+	ath_txq_skb_done(sc, txq, skb);
 }
 
 static void ath_tx_complete_buf(struct ath_softc *sc, struct ath_buf *bf,
@@ -2360,8 +2438,7 @@ static void ath_tx_processq(struct ath_s
 
 		if (list_empty(&txq->axq_q)) {
 			txq->axq_link = NULL;
-			if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT)
-				ath_txq_schedule(sc, txq);
+			ath_txq_schedule(sc, txq);
 			break;
 		}
 		bf = list_first_entry(&txq->axq_q, struct ath_buf, list);
@@ -2375,7 +2452,7 @@ static void ath_tx_processq(struct ath_s
 		 * it with the STALE flag.
 		 */
 		bf_held = NULL;
-		if (bf->bf_stale) {
+		if (bf->bf_state.stale) {
 			bf_held = bf;
 			if (list_is_last(&bf_held->list, &txq->axq_q))
 				break;
@@ -2399,7 +2476,7 @@ static void ath_tx_processq(struct ath_s
 		 * however leave the last descriptor back as the holding
 		 * descriptor for hw.
 		 */
-		lastbf->bf_stale = true;
+		lastbf->bf_state.stale = true;
 		INIT_LIST_HEAD(&bf_head);
 		if (!list_is_singular(&lastbf->list))
 			list_cut_position(&bf_head,
@@ -2470,7 +2547,7 @@ void ath_tx_edma_tasklet(struct ath_soft
 		}
 
 		bf = list_first_entry(fifo_list, struct ath_buf, list);
-		if (bf->bf_stale) {
+		if (bf->bf_state.stale) {
 			list_del(&bf->list);
 			ath_tx_return_buffer(sc, bf);
 			bf = list_first_entry(fifo_list, struct ath_buf, list);
@@ -2492,7 +2569,7 @@ void ath_tx_edma_tasklet(struct ath_soft
 				ath_tx_txqaddbuf(sc, txq, &bf_q, true);
 			}
 		} else {
-			lastbf->bf_stale = true;
+			lastbf->bf_state.stale = true;
 			if (bf != lastbf)
 				list_cut_position(&bf_head, fifo_list,
 						  lastbf->list.prev);
@@ -2583,6 +2660,7 @@ void ath_tx_node_init(struct ath_softc *
 		tid->paused    = false;
 		tid->active	   = false;
 		__skb_queue_head_init(&tid->buf_q);
+		__skb_queue_head_init(&tid->retry_q);
 		acno = TID_TO_WME_AC(tidno);
 		tid->ac = &an->ac[acno];
 	}
@@ -2590,6 +2668,7 @@ void ath_tx_node_init(struct ath_softc *
 	for (acno = 0, ac = &an->ac[acno];
 	     acno < IEEE80211_NUM_ACS; acno++, ac++) {
 		ac->sched    = false;
+		ac->clear_ps_filter = true;
 		ac->txq = sc->tx.txq_map[acno];
 		INIT_LIST_HEAD(&ac->tid_q);
 	}
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -966,6 +966,8 @@ static int ath9k_add_interface(struct ie
 	struct ath_softc *sc = hw->priv;
 	struct ath_hw *ah = sc->sc_ah;
 	struct ath_common *common = ath9k_hw_common(ah);
+	struct ath_vif *avp = (void *)vif->drv_priv;
+	struct ath_node *an = &avp->mcast_node;
 
 	mutex_lock(&sc->mutex);
 
@@ -979,6 +981,12 @@ static int ath9k_add_interface(struct ie
 	if (ath9k_uses_beacons(vif->type))
 		ath9k_beacon_assign_slot(sc, vif);
 
+	an->sc = sc;
+	an->sta = NULL;
+	an->vif = vif;
+	an->no_ps_filter = true;
+	ath_tx_node_init(sc, an);
+
 	mutex_unlock(&sc->mutex);
 	return 0;
 }
@@ -1016,6 +1024,7 @@ static void ath9k_remove_interface(struc
 {
 	struct ath_softc *sc = hw->priv;
 	struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+	struct ath_vif *avp = (void *)vif->drv_priv;
 
 	ath_dbg(common, CONFIG, "Detach Interface\n");
 
@@ -1030,6 +1039,8 @@ static void ath9k_remove_interface(struc
 	ath9k_calculate_summary_state(hw, NULL);
 	ath9k_ps_restore(sc);
 
+	ath_tx_node_cleanup(sc, &avp->mcast_node);
+
 	mutex_unlock(&sc->mutex);
 }
 
@@ -1374,9 +1385,6 @@ static void ath9k_sta_notify(struct ieee
 	struct ath_softc *sc = hw->priv;
 	struct ath_node *an = (struct ath_node *) sta->drv_priv;
 
-	if (!sta->ht_cap.ht_supported)
-		return;
-
 	switch (cmd) {
 	case STA_NOTIFY_SLEEP:
 		an->sleeping = true;
@@ -2094,7 +2102,7 @@ static void ath9k_wow_add_pattern(struct
 {
 	struct ath_hw *ah = sc->sc_ah;
 	struct ath9k_wow_pattern *wow_pattern = NULL;
-	struct cfg80211_wowlan_trig_pkt_pattern *patterns = wowlan->patterns;
+	struct cfg80211_pkt_pattern *patterns = wowlan->patterns;
 	int mask_len;
 	s8 i = 0;
 
--- a/drivers/net/wireless/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/mwifiex/cfg80211.c
@@ -2298,8 +2298,7 @@ EXPORT_SYMBOL_GPL(mwifiex_del_virtual_in
 
 #ifdef CONFIG_PM
 static bool
-mwifiex_is_pattern_supported(struct cfg80211_wowlan_trig_pkt_pattern *pat,
-			     s8 *byte_seq)
+mwifiex_is_pattern_supported(struct cfg80211_pkt_pattern *pat, s8 *byte_seq)
 {
 	int j, k, valid_byte_cnt = 0;
 	bool dont_care_byte = false;
--- a/drivers/net/wireless/ti/wlcore/main.c
+++ b/drivers/net/wireless/ti/wlcore/main.c
@@ -1315,7 +1315,7 @@ static struct sk_buff *wl12xx_alloc_dumm
 
 #ifdef CONFIG_PM
 static int
-wl1271_validate_wowlan_pattern(struct cfg80211_wowlan_trig_pkt_pattern *p)
+wl1271_validate_wowlan_pattern(struct cfg80211_pkt_pattern *p)
 {
 	int num_fields = 0, in_field = 0, fields_size = 0;
 	int i, pattern_len = 0;
@@ -1458,9 +1458,9 @@ void wl1271_rx_filter_flatten_fields(str
  * Allocates an RX filter returned through f
  * which needs to be freed using rx_filter_free()
  */
-static int wl1271_convert_wowlan_pattern_to_rx_filter(
-	struct cfg80211_wowlan_trig_pkt_pattern *p,
-	struct wl12xx_rx_filter **f)
+static int
+wl1271_convert_wowlan_pattern_to_rx_filter(struct cfg80211_pkt_pattern *p,
+					   struct wl12xx_rx_filter **f)
 {
 	int i, j, ret = 0;
 	struct wl12xx_rx_filter *filter;
@@ -1562,7 +1562,7 @@ static int wl1271_configure_wowlan(struc
 
 	/* Translate WoWLAN patterns into filters */
 	for (i = 0; i < wow->n_patterns; i++) {
-		struct cfg80211_wowlan_trig_pkt_pattern *p;
+		struct cfg80211_pkt_pattern *p;
 		struct wl12xx_rx_filter *filter = NULL;
 
 		p = &wow->patterns[i];
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -1698,7 +1698,7 @@ struct cfg80211_pmksa {
 };
 
 /**
- * struct cfg80211_wowlan_trig_pkt_pattern - packet pattern
+ * struct cfg80211_pkt_pattern - packet pattern
  * @mask: bitmask where to match pattern and where to ignore bytes,
  *	one bit per byte, in same format as nl80211
  * @pattern: bytes to match where bitmask is 1
@@ -1708,7 +1708,7 @@ struct cfg80211_pmksa {
  * Internal note: @mask and @pattern are allocated in one chunk of
  * memory, free @mask only!
  */
-struct cfg80211_wowlan_trig_pkt_pattern {
+struct cfg80211_pkt_pattern {
 	u8 *mask, *pattern;
 	int pattern_len;
 	int pkt_offset;
@@ -1770,7 +1770,7 @@ struct cfg80211_wowlan {
 	bool any, disconnect, magic_pkt, gtk_rekey_failure,
 	     eap_identity_req, four_way_handshake,
 	     rfkill_release;
-	struct cfg80211_wowlan_trig_pkt_pattern *patterns;
+	struct cfg80211_pkt_pattern *patterns;
 	struct cfg80211_wowlan_tcp *tcp;
 	int n_patterns;
 };
--- a/include/uapi/linux/nl80211.h
+++ b/include/uapi/linux/nl80211.h
@@ -3060,11 +3060,11 @@ enum nl80211_tx_power_setting {
 };
 
 /**
- * enum nl80211_wowlan_packet_pattern_attr - WoWLAN packet pattern attribute
- * @__NL80211_WOWLAN_PKTPAT_INVALID: invalid number for nested attribute
- * @NL80211_WOWLAN_PKTPAT_PATTERN: the pattern, values where the mask has
+ * enum nl80211_packet_pattern_attr - packet pattern attribute
+ * @__NL80211_PKTPAT_INVALID: invalid number for nested attribute
+ * @NL80211_PKTPAT_PATTERN: the pattern, values where the mask has
  *	a zero bit are ignored
- * @NL80211_WOWLAN_PKTPAT_MASK: pattern mask, must be long enough to have
+ * @NL80211_PKTPAT_MASK: pattern mask, must be long enough to have
  *	a bit for each byte in the pattern. The lowest-order bit corresponds
  *	to the first byte of the pattern, but the bytes of the pattern are
  *	in a little-endian-like format, i.e. the 9th byte of the pattern
@@ -3075,23 +3075,23 @@ enum nl80211_tx_power_setting {
  *	Note that the pattern matching is done as though frames were not
  *	802.11 frames but 802.3 frames, i.e. the frame is fully unpacked
  *	first (including SNAP header unpacking) and then matched.
- * @NL80211_WOWLAN_PKTPAT_OFFSET: packet offset, pattern is matched after
+ * @NL80211_PKTPAT_OFFSET: packet offset, pattern is matched after
  *	these fixed number of bytes of received packet
- * @NUM_NL80211_WOWLAN_PKTPAT: number of attributes
- * @MAX_NL80211_WOWLAN_PKTPAT: max attribute number
+ * @NUM_NL80211_PKTPAT: number of attributes
+ * @MAX_NL80211_PKTPAT: max attribute number
  */
-enum nl80211_wowlan_packet_pattern_attr {
-	__NL80211_WOWLAN_PKTPAT_INVALID,
-	NL80211_WOWLAN_PKTPAT_MASK,
-	NL80211_WOWLAN_PKTPAT_PATTERN,
-	NL80211_WOWLAN_PKTPAT_OFFSET,
+enum nl80211_packet_pattern_attr {
+	__NL80211_PKTPAT_INVALID,
+	NL80211_PKTPAT_MASK,
+	NL80211_PKTPAT_PATTERN,
+	NL80211_PKTPAT_OFFSET,
 
-	NUM_NL80211_WOWLAN_PKTPAT,
-	MAX_NL80211_WOWLAN_PKTPAT = NUM_NL80211_WOWLAN_PKTPAT - 1,
+	NUM_NL80211_PKTPAT,
+	MAX_NL80211_PKTPAT = NUM_NL80211_PKTPAT - 1,
 };
 
 /**
- * struct nl80211_wowlan_pattern_support - pattern support information
+ * struct nl80211_pattern_support - packet pattern support information
  * @max_patterns: maximum number of patterns supported
  * @min_pattern_len: minimum length of each pattern
  * @max_pattern_len: maximum length of each pattern
@@ -3101,13 +3101,22 @@ enum nl80211_wowlan_packet_pattern_attr 
  * that is part of %NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED in the
  * capability information given by the kernel to userspace.
  */
-struct nl80211_wowlan_pattern_support {
+struct nl80211_pattern_support {
 	__u32 max_patterns;
 	__u32 min_pattern_len;
 	__u32 max_pattern_len;
 	__u32 max_pkt_offset;
 } __attribute__((packed));
 
+/* only for backward compatibility */
+#define __NL80211_WOWLAN_PKTPAT_INVALID __NL80211_PKTPAT_INVALID
+#define NL80211_WOWLAN_PKTPAT_MASK NL80211_PKTPAT_MASK
+#define NL80211_WOWLAN_PKTPAT_PATTERN NL80211_PKTPAT_PATTERN
+#define NL80211_WOWLAN_PKTPAT_OFFSET NL80211_PKTPAT_OFFSET
+#define NUM_NL80211_WOWLAN_PKTPAT NUM_NL80211_PKTPAT
+#define MAX_NL80211_WOWLAN_PKTPAT MAX_NL80211_PKTPAT
+#define nl80211_wowlan_pattern_support nl80211_pattern_support
+
 /**
  * enum nl80211_wowlan_triggers - WoWLAN trigger definitions
  * @__NL80211_WOWLAN_TRIG_INVALID: invalid number for nested attributes
@@ -3127,7 +3136,7 @@ struct nl80211_wowlan_pattern_support {
  *	pattern matching is done after the packet is converted to the MSDU.
  *
  *	In %NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED, it is a binary attribute
- *	carrying a &struct nl80211_wowlan_pattern_support.
+ *	carrying a &struct nl80211_pattern_support.
  *
  *	When reporting wakeup. it is a u32 attribute containing the 0-based
  *	index of the pattern that caused the wakeup, in the patterns passed
@@ -3284,7 +3293,7 @@ struct nl80211_wowlan_tcp_data_token_fea
  * @NL80211_WOWLAN_TCP_WAKE_PAYLOAD: wake packet payload, for advertising a
  *	u32 attribute holding the maximum length
  * @NL80211_WOWLAN_TCP_WAKE_MASK: Wake packet payload mask, not used for
- *	feature advertising. The mask works like @NL80211_WOWLAN_PKTPAT_MASK
+ *	feature advertising. The mask works like @NL80211_PKTPAT_MASK
  *	but on the TCP payload only.
  * @NUM_NL80211_WOWLAN_TCP: number of TCP attributes
  * @MAX_NL80211_WOWLAN_TCP: highest attribute number
--- a/net/mac80211/mesh_ps.c
+++ b/net/mac80211/mesh_ps.c
@@ -229,6 +229,10 @@ void ieee80211_mps_sta_status_update(str
 	enum nl80211_mesh_power_mode pm;
 	bool do_buffer;
 
+	/* For non-assoc STA, prevent buffering or frame transmission */
+	if (sta->sta_state < IEEE80211_STA_ASSOC)
+		return;
+
 	/*
 	 * use peer-specific power mode if peering is established and the
 	 * peer's power mode is known
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -441,10 +441,12 @@ static int nl80211_prepare_wdev_dump(str
 			goto out_unlock;
 		}
 		*rdev = wiphy_to_dev((*wdev)->wiphy);
-		cb->args[0] = (*rdev)->wiphy_idx;
+		/* 0 is the first index - add 1 to parse only once */
+		cb->args[0] = (*rdev)->wiphy_idx + 1;
 		cb->args[1] = (*wdev)->identifier;
 	} else {
-		struct wiphy *wiphy = wiphy_idx_to_wiphy(cb->args[0]);
+		/* subtract the 1 again here */
+		struct wiphy *wiphy = wiphy_idx_to_wiphy(cb->args[0] - 1);
 		struct wireless_dev *tmp;
 
 		if (!wiphy) {
@@ -974,7 +976,7 @@ static int nl80211_send_wowlan(struct sk
 		return -ENOBUFS;
 
 	if (dev->wiphy.wowlan->n_patterns) {
-		struct nl80211_wowlan_pattern_support pat = {
+		struct nl80211_pattern_support pat = {
 			.max_patterns = dev->wiphy.wowlan->n_patterns,
 			.min_pattern_len = dev->wiphy.wowlan->pattern_min_len,
 			.max_pattern_len = dev->wiphy.wowlan->pattern_max_len,
@@ -1568,8 +1570,10 @@ static int nl80211_dump_wiphy(struct sk_
 	rtnl_lock();
 	if (!state) {
 		state = kzalloc(sizeof(*state), GFP_KERNEL);
-		if (!state)
+		if (!state) {
+			rtnl_unlock();
 			return -ENOMEM;
+		}
 		state->filter_wiphy = -1;
 		ret = nl80211_dump_wiphy_parse(skb, cb, state);
 		if (ret) {
@@ -4770,9 +4774,9 @@ do {									    \
 	FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshForwarding, 0, 1,
 				  mask, NL80211_MESHCONF_FORWARDING,
 				  nla_get_u8);
-	FILL_IN_MESH_PARAM_IF_SET(tb, cfg, rssi_threshold, 1, 255,
+	FILL_IN_MESH_PARAM_IF_SET(tb, cfg, rssi_threshold, -255, 0,
 				  mask, NL80211_MESHCONF_RSSI_THRESHOLD,
-				  nla_get_u32);
+				  nla_get_s32);
 	FILL_IN_MESH_PARAM_IF_SET(tb, cfg, ht_opmode, 0, 16,
 				  mask, NL80211_MESHCONF_HT_OPMODE,
 				  nla_get_u16);
@@ -6615,12 +6619,14 @@ EXPORT_SYMBOL(cfg80211_testmode_alloc_ev
 
 void cfg80211_testmode_event(struct sk_buff *skb, gfp_t gfp)
 {
+	struct cfg80211_registered_device *rdev = ((void **)skb->cb)[0];
 	void *hdr = ((void **)skb->cb)[1];
 	struct nlattr *data = ((void **)skb->cb)[2];
 
 	nla_nest_end(skb, data);
 	genlmsg_end(skb, hdr);
-	genlmsg_multicast(skb, 0, nl80211_testmode_mcgrp.id, gfp);
+	genlmsg_multicast_netns(wiphy_net(&rdev->wiphy), skb, 0,
+				nl80211_testmode_mcgrp.id, gfp);
 }
 EXPORT_SYMBOL(cfg80211_testmode_event);
 #endif
@@ -7593,12 +7599,11 @@ static int nl80211_send_wowlan_patterns(
 		if (!nl_pat)
 			return -ENOBUFS;
 		pat_len = wowlan->patterns[i].pattern_len;
-		if (nla_put(msg, NL80211_WOWLAN_PKTPAT_MASK,
-			    DIV_ROUND_UP(pat_len, 8),
+		if (nla_put(msg, NL80211_PKTPAT_MASK, DIV_ROUND_UP(pat_len, 8),
 			    wowlan->patterns[i].mask) ||
-		    nla_put(msg, NL80211_WOWLAN_PKTPAT_PATTERN,
-			    pat_len, wowlan->patterns[i].pattern) ||
-		    nla_put_u32(msg, NL80211_WOWLAN_PKTPAT_OFFSET,
+		    nla_put(msg, NL80211_PKTPAT_PATTERN, pat_len,
+			    wowlan->patterns[i].pattern) ||
+		    nla_put_u32(msg, NL80211_PKTPAT_OFFSET,
 				wowlan->patterns[i].pkt_offset))
 			return -ENOBUFS;
 		nla_nest_end(msg, nl_pat);
@@ -7939,7 +7944,7 @@ static int nl80211_set_wowlan(struct sk_
 		struct nlattr *pat;
 		int n_patterns = 0;
 		int rem, pat_len, mask_len, pkt_offset;
-		struct nlattr *pat_tb[NUM_NL80211_WOWLAN_PKTPAT];
+		struct nlattr *pat_tb[NUM_NL80211_PKTPAT];
 
 		nla_for_each_nested(pat, tb[NL80211_WOWLAN_TRIG_PKT_PATTERN],
 				    rem)
@@ -7958,26 +7963,25 @@ static int nl80211_set_wowlan(struct sk_
 
 		nla_for_each_nested(pat, tb[NL80211_WOWLAN_TRIG_PKT_PATTERN],
 				    rem) {
-			nla_parse(pat_tb, MAX_NL80211_WOWLAN_PKTPAT,
-				  nla_data(pat), nla_len(pat), NULL);
+			nla_parse(pat_tb, MAX_NL80211_PKTPAT, nla_data(pat),
+				  nla_len(pat), NULL);
 			err = -EINVAL;
-			if (!pat_tb[NL80211_WOWLAN_PKTPAT_MASK] ||
-			    !pat_tb[NL80211_WOWLAN_PKTPAT_PATTERN])
+			if (!pat_tb[NL80211_PKTPAT_MASK] ||
+			    !pat_tb[NL80211_PKTPAT_PATTERN])
 				goto error;
-			pat_len = nla_len(pat_tb[NL80211_WOWLAN_PKTPAT_PATTERN]);
+			pat_len = nla_len(pat_tb[NL80211_PKTPAT_PATTERN]);
 			mask_len = DIV_ROUND_UP(pat_len, 8);
-			if (nla_len(pat_tb[NL80211_WOWLAN_PKTPAT_MASK]) !=
-			    mask_len)
+			if (nla_len(pat_tb[NL80211_PKTPAT_MASK]) != mask_len)
 				goto error;
 			if (pat_len > wowlan->pattern_max_len ||
 			    pat_len < wowlan->pattern_min_len)
 				goto error;
 
-			if (!pat_tb[NL80211_WOWLAN_PKTPAT_OFFSET])
+			if (!pat_tb[NL80211_PKTPAT_OFFSET])
 				pkt_offset = 0;
 			else
 				pkt_offset = nla_get_u32(
-					pat_tb[NL80211_WOWLAN_PKTPAT_OFFSET]);
+					pat_tb[NL80211_PKTPAT_OFFSET]);
 			if (pkt_offset > wowlan->max_pkt_offset)
 				goto error;
 			new_triggers.patterns[i].pkt_offset = pkt_offset;
@@ -7991,11 +7995,11 @@ static int nl80211_set_wowlan(struct sk_
 			new_triggers.patterns[i].pattern =
 				new_triggers.patterns[i].mask + mask_len;
 			memcpy(new_triggers.patterns[i].mask,
-			       nla_data(pat_tb[NL80211_WOWLAN_PKTPAT_MASK]),
+			       nla_data(pat_tb[NL80211_PKTPAT_MASK]),
 			       mask_len);
 			new_triggers.patterns[i].pattern_len = pat_len;
 			memcpy(new_triggers.patterns[i].pattern,
-			       nla_data(pat_tb[NL80211_WOWLAN_PKTPAT_PATTERN]),
+			       nla_data(pat_tb[NL80211_PKTPAT_PATTERN]),
 			       pat_len);
 			i++;
 		}
@@ -10066,7 +10070,8 @@ void cfg80211_mgmt_tx_status(struct wire
 
 	genlmsg_end(msg, hdr);
 
-	genlmsg_multicast(msg, 0, nl80211_mlme_mcgrp.id, gfp);
+	genlmsg_multicast_netns(wiphy_net(&rdev->wiphy), msg, 0,
+				nl80211_mlme_mcgrp.id, gfp);
 	return;
 
  nla_put_failure:
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -2247,10 +2247,13 @@ int reg_device_uevent(struct device *dev
 
 void wiphy_regulatory_register(struct wiphy *wiphy)
 {
+	struct regulatory_request *lr;
+
 	if (!reg_dev_ignore_cell_hint(wiphy))
 		reg_num_devs_support_basehint++;
 
-	wiphy_update_regulatory(wiphy, NL80211_REGDOM_SET_BY_CORE);
+	lr = get_last_request();
+	wiphy_update_regulatory(wiphy, lr->initiator);
 }
 
 void wiphy_regulatory_deregister(struct wiphy *wiphy)
@@ -2279,7 +2282,9 @@ void wiphy_regulatory_deregister(struct 
 static void reg_timeout_work(struct work_struct *work)
 {
 	REG_DBG_PRINT("Timeout while waiting for CRDA to reply, restoring regulatory settings\n");
+	rtnl_lock();
 	restore_regulatory_settings(true);
+	rtnl_unlock();
 }
 
 int __init regulatory_init(void)
--- a/net/wireless/sme.c
+++ b/net/wireless/sme.c
@@ -34,8 +34,10 @@ struct cfg80211_conn {
 		CFG80211_CONN_SCAN_AGAIN,
 		CFG80211_CONN_AUTHENTICATE_NEXT,
 		CFG80211_CONN_AUTHENTICATING,
+		CFG80211_CONN_AUTH_FAILED,
 		CFG80211_CONN_ASSOCIATE_NEXT,
 		CFG80211_CONN_ASSOCIATING,
+		CFG80211_CONN_ASSOC_FAILED,
 		CFG80211_CONN_DEAUTH,
 		CFG80211_CONN_CONNECTED,
 	} state;
@@ -164,6 +166,8 @@ static int cfg80211_conn_do_work(struct 
 					  NULL, 0,
 					  params->key, params->key_len,
 					  params->key_idx, NULL, 0);
+	case CFG80211_CONN_AUTH_FAILED:
+		return -ENOTCONN;
 	case CFG80211_CONN_ASSOCIATE_NEXT:
 		BUG_ON(!rdev->ops->assoc);
 		wdev->conn->state = CFG80211_CONN_ASSOCIATING;
@@ -188,10 +192,17 @@ static int cfg80211_conn_do_work(struct 
 					     WLAN_REASON_DEAUTH_LEAVING,
 					     false);
 		return err;
+	case CFG80211_CONN_ASSOC_FAILED:
+		cfg80211_mlme_deauth(rdev, wdev->netdev, params->bssid,
+				     NULL, 0,
+				     WLAN_REASON_DEAUTH_LEAVING, false);
+		return -ENOTCONN;
 	case CFG80211_CONN_DEAUTH:
 		cfg80211_mlme_deauth(rdev, wdev->netdev, params->bssid,
 				     NULL, 0,
 				     WLAN_REASON_DEAUTH_LEAVING, false);
+		/* free directly, disconnected event already sent */
+		cfg80211_sme_free(wdev);
 		return 0;
 	default:
 		return 0;
@@ -371,7 +382,7 @@ bool cfg80211_sme_rx_assoc_resp(struct w
 		return true;
 	}
 
-	wdev->conn->state = CFG80211_CONN_DEAUTH;
+	wdev->conn->state = CFG80211_CONN_ASSOC_FAILED;
 	schedule_work(&rdev->conn_work);
 	return false;
 }
@@ -383,7 +394,13 @@ void cfg80211_sme_deauth(struct wireless
 
 void cfg80211_sme_auth_timeout(struct wireless_dev *wdev)
 {
-	cfg80211_sme_free(wdev);
+	struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy);
+
+	if (!wdev->conn)
+		return;
+
+	wdev->conn->state = CFG80211_CONN_AUTH_FAILED;
+	schedule_work(&rdev->conn_work);
 }
 
 void cfg80211_sme_disassoc(struct wireless_dev *wdev)
@@ -399,7 +416,13 @@ void cfg80211_sme_disassoc(struct wirele
 
 void cfg80211_sme_assoc_timeout(struct wireless_dev *wdev)
 {
-	cfg80211_sme_disassoc(wdev);
+	struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy);
+
+	if (!wdev->conn)
+		return;
+
+	wdev->conn->state = CFG80211_CONN_ASSOC_FAILED;
+	schedule_work(&rdev->conn_work);
 }
 
 static int cfg80211_sme_connect(struct wireless_dev *wdev,
--- a/net/mac80211/rc80211_minstrel.c
+++ b/net/mac80211/rc80211_minstrel.c
@@ -290,7 +290,7 @@ minstrel_get_rate(void *priv, struct iee
 	struct minstrel_rate *msr, *mr;
 	unsigned int ndx;
 	bool mrr_capable;
-	bool prev_sample = mi->prev_sample;
+	bool prev_sample;
 	int delta;
 	int sampling_ratio;
 
@@ -314,6 +314,7 @@ minstrel_get_rate(void *priv, struct iee
 			(mi->sample_count + mi->sample_deferred / 2);
 
 	/* delta < 0: no sampling required */
+	prev_sample = mi->prev_sample;
 	mi->prev_sample = false;
 	if (delta < 0 || (!mrr_capable && prev_sample))
 		return;
--- a/drivers/net/wireless/rt2x00/rt2x00queue.c
+++ b/drivers/net/wireless/rt2x00/rt2x00queue.c
@@ -936,13 +936,8 @@ void rt2x00queue_index_inc(struct queue_
 	spin_unlock_irqrestore(&queue->index_lock, irqflags);
 }
 
-void rt2x00queue_pause_queue(struct data_queue *queue)
+void rt2x00queue_pause_queue_nocheck(struct data_queue *queue)
 {
-	if (!test_bit(DEVICE_STATE_PRESENT, &queue->rt2x00dev->flags) ||
-	    !test_bit(QUEUE_STARTED, &queue->flags) ||
-	    test_and_set_bit(QUEUE_PAUSED, &queue->flags))
-		return;
-
 	switch (queue->qid) {
 	case QID_AC_VO:
 	case QID_AC_VI:
@@ -958,6 +953,15 @@ void rt2x00queue_pause_queue(struct data
 		break;
 	}
 }
+void rt2x00queue_pause_queue(struct data_queue *queue)
+{
+	if (!test_bit(DEVICE_STATE_PRESENT, &queue->rt2x00dev->flags) ||
+	    !test_bit(QUEUE_STARTED, &queue->flags) ||
+	    test_and_set_bit(QUEUE_PAUSED, &queue->flags))
+		return;
+
+	rt2x00queue_pause_queue_nocheck(queue);
+}
 EXPORT_SYMBOL_GPL(rt2x00queue_pause_queue);
 
 void rt2x00queue_unpause_queue(struct data_queue *queue)
@@ -1019,7 +1023,7 @@ void rt2x00queue_stop_queue(struct data_
 		return;
 	}
 
-	rt2x00queue_pause_queue(queue);
+	rt2x00queue_pause_queue_nocheck(queue);
 
 	queue->rt2x00dev->ops->lib->stop_queue(queue);
 
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -31,10 +31,12 @@
 #include "led.h"
 
 #define IEEE80211_AUTH_TIMEOUT		(HZ / 5)
+#define IEEE80211_AUTH_TIMEOUT_LONG	(HZ / 2)
 #define IEEE80211_AUTH_TIMEOUT_SHORT	(HZ / 10)
 #define IEEE80211_AUTH_MAX_TRIES	3
 #define IEEE80211_AUTH_WAIT_ASSOC	(HZ * 5)
 #define IEEE80211_ASSOC_TIMEOUT		(HZ / 5)
+#define IEEE80211_ASSOC_TIMEOUT_LONG	(HZ / 2)
 #define IEEE80211_ASSOC_TIMEOUT_SHORT	(HZ / 10)
 #define IEEE80211_ASSOC_MAX_TRIES	3
 
@@ -209,8 +211,9 @@ ieee80211_determine_chantype(struct ieee
 			     struct ieee80211_channel *channel,
 			     const struct ieee80211_ht_operation *ht_oper,
 			     const struct ieee80211_vht_operation *vht_oper,
-			     struct cfg80211_chan_def *chandef, bool verbose)
+			     struct cfg80211_chan_def *chandef, bool tracking)
 {
+	struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
 	struct cfg80211_chan_def vht_chandef;
 	u32 ht_cfreq, ret;
 
@@ -229,7 +232,7 @@ ieee80211_determine_chantype(struct ieee
 	ht_cfreq = ieee80211_channel_to_frequency(ht_oper->primary_chan,
 						  channel->band);
 	/* check that channel matches the right operating channel */
-	if (channel->center_freq != ht_cfreq) {
+	if (!tracking && channel->center_freq != ht_cfreq) {
 		/*
 		 * It's possible that some APs are confused here;
 		 * Netgear WNDR3700 sometimes reports 4 higher than
@@ -237,11 +240,10 @@ ieee80211_determine_chantype(struct ieee
 		 * since we look at probe response/beacon data here
 		 * it should be OK.
 		 */
-		if (verbose)
-			sdata_info(sdata,
-				   "Wrong control channel: center-freq: %d ht-cfreq: %d ht->primary_chan: %d band: %d - Disabling HT\n",
-				   channel->center_freq, ht_cfreq,
-				   ht_oper->primary_chan, channel->band);
+		sdata_info(sdata,
+			   "Wrong control channel: center-freq: %d ht-cfreq: %d ht->primary_chan: %d band: %d - Disabling HT\n",
+			   channel->center_freq, ht_cfreq,
+			   ht_oper->primary_chan, channel->band);
 		ret = IEEE80211_STA_DISABLE_HT | IEEE80211_STA_DISABLE_VHT;
 		goto out;
 	}
@@ -295,7 +297,7 @@ ieee80211_determine_chantype(struct ieee
 				channel->band);
 		break;
 	default:
-		if (verbose)
+		if (!(ifmgd->flags & IEEE80211_STA_DISABLE_VHT))
 			sdata_info(sdata,
 				   "AP VHT operation IE has invalid channel width (%d), disable VHT\n",
 				   vht_oper->chan_width);
@@ -304,7 +306,7 @@ ieee80211_determine_chantype(struct ieee
 	}
 
 	if (!cfg80211_chandef_valid(&vht_chandef)) {
-		if (verbose)
+		if (!(ifmgd->flags & IEEE80211_STA_DISABLE_VHT))
 			sdata_info(sdata,
 				   "AP VHT information is invalid, disable VHT\n");
 		ret = IEEE80211_STA_DISABLE_VHT;
@@ -317,7 +319,7 @@ ieee80211_determine_chantype(struct ieee
 	}
 
 	if (!cfg80211_chandef_compatible(chandef, &vht_chandef)) {
-		if (verbose)
+		if (!(ifmgd->flags & IEEE80211_STA_DISABLE_VHT))
 			sdata_info(sdata,
 				   "AP VHT information doesn't match HT, disable VHT\n");
 		ret = IEEE80211_STA_DISABLE_VHT;
@@ -333,18 +335,27 @@ out:
 	if (ret & IEEE80211_STA_DISABLE_VHT)
 		vht_chandef = *chandef;
 
+	/*
+	 * Ignore the DISABLED flag when we're already connected and only
+	 * tracking the APs beacon for bandwidth changes - otherwise we
+	 * might get disconnected here if we connect to an AP, update our
+	 * regulatory information based on the AP's country IE and the
+	 * information we have is wrong/outdated and disables the channel
+	 * that we're actually using for the connection to the AP.
+	 */
 	while (!cfg80211_chandef_usable(sdata->local->hw.wiphy, chandef,
-					IEEE80211_CHAN_DISABLED)) {
+					tracking ? 0 :
+						   IEEE80211_CHAN_DISABLED)) {
 		if (WARN_ON(chandef->width == NL80211_CHAN_WIDTH_20_NOHT)) {
 			ret = IEEE80211_STA_DISABLE_HT |
 			      IEEE80211_STA_DISABLE_VHT;
-			goto out;
+			break;
 		}
 
 		ret |= chandef_downgrade(chandef);
 	}
 
-	if (chandef->width != vht_chandef.width && verbose)
+	if (chandef->width != vht_chandef.width && !tracking)
 		sdata_info(sdata,
 			   "capabilities/regulatory prevented using AP HT/VHT configuration, downgraded\n");
 
@@ -384,7 +395,7 @@ static int ieee80211_config_bw(struct ie
 
 	/* calculate new channel (type) based on HT/VHT operation IEs */
 	flags = ieee80211_determine_chantype(sdata, sband, chan, ht_oper,
-					     vht_oper, &chandef, false);
+					     vht_oper, &chandef, true);
 
 	/*
 	 * Downgrade the new channel if we associated with restricted
@@ -1043,6 +1054,13 @@ ieee80211_sta_process_chanswitch(struct 
 		if (!ieee80211_operating_class_to_band(
 				elems->ext_chansw_ie->new_operating_class,
 				&new_band)) {
+			/*
+			 * Some APs send invalid ECSA IEs in probe response
+			 * frames, so check for these and ignore them.
+			 */
+			if (beacon && elems->ext_chansw_ie->new_ch_num == 0 &&
+			    elems->ext_chansw_ie->new_operating_class == 0)
+				return;
 			sdata_info(sdata,
 				   "cannot understand ECSA IE operating class %d, disconnecting\n",
 				   elems->ext_chansw_ie->new_operating_class);
@@ -3394,10 +3412,13 @@ static int ieee80211_probe_auth(struct i
 
 	if (tx_flags == 0) {
 		auth_data->timeout = jiffies + IEEE80211_AUTH_TIMEOUT;
-		ifmgd->auth_data->timeout_started = true;
+		auth_data->timeout_started = true;
 		run_again(sdata, auth_data->timeout);
 	} else {
-		auth_data->timeout_started = false;
+		auth_data->timeout =
+			round_jiffies_up(jiffies + IEEE80211_AUTH_TIMEOUT_LONG);
+		auth_data->timeout_started = true;
+		run_again(sdata, auth_data->timeout);
 	}
 
 	return 0;
@@ -3434,7 +3455,11 @@ static int ieee80211_do_assoc(struct iee
 		assoc_data->timeout_started = true;
 		run_again(sdata, assoc_data->timeout);
 	} else {
-		assoc_data->timeout_started = false;
+		assoc_data->timeout =
+			round_jiffies_up(jiffies +
+					 IEEE80211_ASSOC_TIMEOUT_LONG);
+		assoc_data->timeout_started = true;
+		run_again(sdata, assoc_data->timeout);
 	}
 
 	return 0;
@@ -3829,7 +3854,7 @@ static int ieee80211_prep_channel(struct
 	ifmgd->flags |= ieee80211_determine_chantype(sdata, sband,
 						     cbss->channel,
 						     ht_oper, vht_oper,
-						     &chandef, true);
+						     &chandef, false);
 
 	sdata->needed_rx_chains = min(ieee80211_ht_vht_rx_chains(sdata, cbss),
 				      local->rx_chains);
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -772,6 +772,7 @@ void cfg80211_leave(struct cfg80211_regi
 		cfg80211_leave_mesh(rdev, dev);
 		break;
 	case NL80211_IFTYPE_AP:
+	case NL80211_IFTYPE_P2P_GO:
 		cfg80211_stop_ap(rdev, dev);
 		break;
 	default:
--- a/drivers/net/wireless/rtlwifi/Kconfig
+++ b/drivers/net/wireless/rtlwifi/Kconfig
@@ -1,29 +1,22 @@
-config RTLWIFI
-	tristate "Realtek wireless card support"
+menuconfig RTL_CARDS
+	tristate "Realtek rtlwifi family of devices"
 	depends on m
-	depends on MAC80211
-	select BACKPORT_FW_LOADER
-	---help---
-	  This is common code for RTL8192CE/RTL8192CU/RTL8192SE/RTL8723AE
-	  drivers.  This module does nothing by itself - the various front-end
-	  drivers need to be enabled to support any desired devices.
-
-	  If you choose to build as a module, it'll be called rtlwifi.
-
-config RTLWIFI_DEBUG
-	bool "Debugging output for rtlwifi driver family"
-	depends on RTLWIFI
+	depends on MAC80211 && (PCI || USB)
 	default y
 	---help---
-	To use the module option that sets the dynamic-debugging level for,
-	the front-end driver, this parameter must be "Y". For memory-limited
-	systems, choose "N". If in doubt, choose "Y".
+	  This option will enable support for the Realtek mac80211-based
+	  wireless drivers. Drivers rtl8192ce, rtl8192cu, rtl8192se, rtl8192de,
+	  rtl8723eu, and rtl8188eu share some common code.
+
+if RTL_CARDS
 
 config RTL8192CE
 	tristate "Realtek RTL8192CE/RTL8188CE Wireless Network Adapter"
 	depends on m
-	depends on RTLWIFI && PCI
+	depends on PCI
 	select RTL8192C_COMMON
+	select RTLWIFI
+	select RTLWIFI_PCI
 	---help---
 	This is the driver for Realtek RTL8192CE/RTL8188CE 802.11n PCIe
 	wireless network adapters.
@@ -33,7 +26,9 @@ config RTL8192CE
 config RTL8192SE
 	tristate "Realtek RTL8192SE/RTL8191SE PCIe Wireless Network Adapter"
 	depends on m
-	depends on RTLWIFI && PCI
+	depends on PCI
+	select RTLWIFI
+	select RTLWIFI_PCI
 	---help---
 	This is the driver for Realtek RTL8192SE/RTL8191SE 802.11n PCIe
 	wireless network adapters.
@@ -43,7 +38,9 @@ config RTL8192SE
 config RTL8192DE
 	tristate "Realtek RTL8192DE/RTL8188DE PCIe Wireless Network Adapter"
 	depends on m
-	depends on RTLWIFI && PCI
+	depends on PCI
+	select RTLWIFI
+	select RTLWIFI_PCI
 	---help---
 	This is the driver for Realtek RTL8192DE/RTL8188DE 802.11n PCIe
 	wireless network adapters.
@@ -53,7 +50,9 @@ config RTL8192DE
 config RTL8723AE
 	tristate "Realtek RTL8723AE PCIe Wireless Network Adapter"
 	depends on m
-	depends on RTLWIFI && PCI
+	depends on PCI
+	select RTLWIFI
+	select RTLWIFI_PCI
 	---help---
 	This is the driver for Realtek RTL8723AE 802.11n PCIe
 	wireless network adapters.
@@ -63,7 +62,9 @@ config RTL8723AE
 config RTL8188EE
 	tristate "Realtek RTL8188EE Wireless Network Adapter"
 	depends on m
-	depends on RTLWIFI && PCI
+	depends on PCI
+	select RTLWIFI
+	select RTLWIFI_PCI
 	---help---
 	This is the driver for Realtek RTL8188EE 802.11n PCIe
 	wireless network adapters.
@@ -73,7 +74,9 @@ config RTL8188EE
 config RTL8192CU
 	tristate "Realtek RTL8192CU/RTL8188CU USB Wireless Network Adapter"
 	depends on m
-	depends on RTLWIFI && USB
+	depends on USB
+	select RTLWIFI
+	select RTLWIFI_USB
 	select RTL8192C_COMMON
 	---help---
 	This is the driver for Realtek RTL8192CU/RTL8188CU 802.11n USB
@@ -81,8 +84,32 @@ config RTL8192CU
 
 	If you choose to build it as a module, it will be called rtl8192cu
 
+config RTLWIFI
+	tristate
+	depends on m
+	select BACKPORT_FW_LOADER
+
+config RTLWIFI_PCI
+	tristate
+	depends on m
+
+config RTLWIFI_USB
+	tristate
+	depends on m
+
+config RTLWIFI_DEBUG
+	bool "Debugging output for rtlwifi driver family"
+	depends on RTLWIFI
+	default y
+	---help---
+	To use the module option that sets the dynamic-debugging level for,
+	the front-end driver, this parameter must be "Y". For memory-limited
+	systems, choose "N". If in doubt, choose "Y".
+
 config RTL8192C_COMMON
 	tristate
 	depends on m
 	depends on RTL8192CE || RTL8192CU
-	default m
+	default y
+
+endif
--- a/drivers/net/wireless/rtlwifi/Makefile
+++ b/drivers/net/wireless/rtlwifi/Makefile
@@ -12,13 +12,11 @@ rtlwifi-objs	:=		\
 
 rtl8192c_common-objs +=		\
 
-ifneq ($(CONFIG_PCI),)
-rtlwifi-objs	+= pci.o
-endif
+obj-$(CPTCFG_RTLWIFI_PCI)	+= rtl_pci.o
+rtl_pci-objs	:=		pci.o
 
-ifneq ($(CONFIG_USB),)
-rtlwifi-objs	+= usb.o
-endif
+obj-$(CPTCFG_RTLWIFI_USB)	+= rtl_usb.o
+rtl_usb-objs	:=		usb.o
 
 obj-$(CPTCFG_RTL8192C_COMMON)	+= rtl8192c/
 obj-$(CPTCFG_RTL8192CE)		+= rtl8192ce/
--- a/drivers/net/wireless/rtlwifi/ps.h
+++ b/drivers/net/wireless/rtlwifi/ps.h
@@ -49,5 +49,6 @@ void rtl_swlps_rf_awake(struct ieee80211
 void rtl_swlps_rf_sleep(struct ieee80211_hw *hw);
 void rtl_p2p_ps_cmd(struct ieee80211_hw *hw, u8 p2p_ps_state);
 void rtl_p2p_info(struct ieee80211_hw *hw, void *data, unsigned int len);
+void rtl_lps_change_work_callback(struct work_struct *work);
 
 #endif
--- a/drivers/net/wireless/rtlwifi/base.c
+++ b/drivers/net/wireless/rtlwifi/base.c
@@ -173,6 +173,7 @@ u8 rtl_tid_to_ac(u8 tid)
 {
 	return tid_to_ac[tid];
 }
+EXPORT_SYMBOL_GPL(rtl_tid_to_ac);
 
 static void _rtl_init_hw_ht_capab(struct ieee80211_hw *hw,
 				  struct ieee80211_sta_ht_cap *ht_cap)
@@ -407,6 +408,7 @@ void rtl_deinit_deferred_work(struct iee
 	cancel_delayed_work(&rtlpriv->works.ps_rfon_wq);
 	cancel_delayed_work(&rtlpriv->works.fwevt_wq);
 }
+EXPORT_SYMBOL_GPL(rtl_deinit_deferred_work);
 
 void rtl_init_rfkill(struct ieee80211_hw *hw)
 {
@@ -440,6 +442,7 @@ void rtl_deinit_rfkill(struct ieee80211_
 {
 	wiphy_rfkill_stop_polling(hw->wiphy);
 }
+EXPORT_SYMBOL_GPL(rtl_deinit_rfkill);
 
 int rtl_init_core(struct ieee80211_hw *hw)
 {
@@ -490,10 +493,12 @@ int rtl_init_core(struct ieee80211_hw *h
 
 	return 0;
 }
+EXPORT_SYMBOL_GPL(rtl_init_core);
 
 void rtl_deinit_core(struct ieee80211_hw *hw)
 {
 }
+EXPORT_SYMBOL_GPL(rtl_deinit_core);
 
 void rtl_init_rx_config(struct ieee80211_hw *hw)
 {
@@ -502,6 +507,7 @@ void rtl_init_rx_config(struct ieee80211
 
 	rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_RCR, (u8 *) (&mac->rx_conf));
 }
+EXPORT_SYMBOL_GPL(rtl_init_rx_config);
 
 /*********************************************************
  *
@@ -880,6 +886,7 @@ bool rtl_tx_mgmt_proc(struct ieee80211_h
 
 	return true;
 }
+EXPORT_SYMBOL_GPL(rtl_tx_mgmt_proc);
 
 void rtl_get_tcb_desc(struct ieee80211_hw *hw,
 		      struct ieee80211_tx_info *info,
@@ -1053,6 +1060,7 @@ bool rtl_action_proc(struct ieee80211_hw
 
 	return true;
 }
+EXPORT_SYMBOL_GPL(rtl_action_proc);
 
 /*should call before software enc*/
 u8 rtl_is_special_data(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx)
@@ -1126,6 +1134,7 @@ u8 rtl_is_special_data(struct ieee80211_
 
 	return false;
 }
+EXPORT_SYMBOL_GPL(rtl_is_special_data);
 
 /*********************************************************
  *
@@ -1301,6 +1310,7 @@ void rtl_beacon_statistic(struct ieee802
 
 	rtlpriv->link_info.bcn_rx_inperiod++;
 }
+EXPORT_SYMBOL_GPL(rtl_beacon_statistic);
 
 void rtl_watchdog_wq_callback(void *data)
 {
@@ -1794,6 +1804,7 @@ void rtl_recognize_peer(struct ieee80211
 
 	mac->vendor = vendor;
 }
+EXPORT_SYMBOL_GPL(rtl_recognize_peer);
 
 /*********************************************************
  *
@@ -1850,6 +1861,7 @@ struct attribute_group rtl_attribute_gro
 	.name = "rtlsysfs",
 	.attrs = rtl_sysfs_entries,
 };
+EXPORT_SYMBOL_GPL(rtl_attribute_group);
 
 MODULE_AUTHOR("lizhaoming	<chaoming_li@realsil.com.cn>");
 MODULE_AUTHOR("Realtek WlanFAE	<wlanfae@realtek.com>");
@@ -1857,7 +1869,8 @@ MODULE_AUTHOR("Larry Finger	<Larry.FInge
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("Realtek 802.11n PCI wireless core");
 
-struct rtl_global_var global_var = {};
+struct rtl_global_var rtl_global_var = {};
+EXPORT_SYMBOL_GPL(rtl_global_var);
 
 static int __init rtl_core_module_init(void)
 {
@@ -1865,8 +1878,8 @@ static int __init rtl_core_module_init(v
 		pr_err("Unable to register rtl_rc, use default RC !!\n");
 
 	/* init some global vars */
-	INIT_LIST_HEAD(&global_var.glb_priv_list);
-	spin_lock_init(&global_var.glb_list_lock);
+	INIT_LIST_HEAD(&rtl_global_var.glb_priv_list);
+	spin_lock_init(&rtl_global_var.glb_list_lock);
 
 	return 0;
 }
--- a/drivers/net/wireless/rtlwifi/base.h
+++ b/drivers/net/wireless/rtlwifi/base.h
@@ -147,7 +147,7 @@ void rtl_recognize_peer(struct ieee80211
 u8 rtl_tid_to_ac(u8 tid);
 extern struct attribute_group rtl_attribute_group;
 void rtl_easy_concurrent_retrytimer_callback(unsigned long data);
-extern struct rtl_global_var global_var;
+extern struct rtl_global_var rtl_global_var;
 int rtlwifi_rate_mapping(struct ieee80211_hw *hw,
 			 bool isht, u8 desc_rate, bool first_ampdu);
 bool rtl_tx_mgmt_proc(struct ieee80211_hw *hw, struct sk_buff *skb);
--- a/drivers/net/wireless/rtlwifi/core.c
+++ b/drivers/net/wireless/rtlwifi/core.c
@@ -1330,3 +1330,4 @@ const struct ieee80211_ops rtl_ops = {
 	.rfkill_poll = rtl_op_rfkill_poll,
 	.flush = rtl_op_flush,
 };
+EXPORT_SYMBOL_GPL(rtl_ops);
--- a/drivers/net/wireless/rtlwifi/debug.c
+++ b/drivers/net/wireless/rtlwifi/debug.c
@@ -51,3 +51,4 @@ void rtl_dbgp_flag_init(struct ieee80211
 
 	/*Init Debug flag enable condition */
 }
+EXPORT_SYMBOL_GPL(rtl_dbgp_flag_init);
--- a/drivers/net/wireless/rtlwifi/efuse.c
+++ b/drivers/net/wireless/rtlwifi/efuse.c
@@ -229,6 +229,7 @@ void read_efuse_byte(struct ieee80211_hw
 
 	*pbuf = (u8) (value32 & 0xff);
 }
+EXPORT_SYMBOL_GPL(read_efuse_byte);
 
 void read_efuse(struct ieee80211_hw *hw, u16 _offset, u16 _size_byte, u8 *pbuf)
 {
--- a/drivers/net/wireless/rtlwifi/pci.c
+++ b/drivers/net/wireless/rtlwifi/pci.c
@@ -35,6 +35,13 @@
 #include "efuse.h"
 #include <linux/export.h>
 #include <linux/kmemleak.h>
+#include <linux/module.h>
+
+MODULE_AUTHOR("lizhaoming	<chaoming_li@realsil.com.cn>");
+MODULE_AUTHOR("Realtek WlanFAE	<wlanfae@realtek.com>");
+MODULE_AUTHOR("Larry Finger	<Larry.FInger@lwfinger.net>");
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("PCI basic driver for rtlwifi");
 
 static const u16 pcibridge_vendors[PCI_BRIDGE_VENDOR_MAX] = {
 	PCI_VENDOR_ID_INTEL,
@@ -1008,19 +1015,6 @@ static void _rtl_pci_prepare_bcn_tasklet
 	return;
 }
 
-static void rtl_lps_change_work_callback(struct work_struct *work)
-{
-	struct rtl_works *rtlworks =
-	    container_of(work, struct rtl_works, lps_change_work);
-	struct ieee80211_hw *hw = rtlworks->hw;
-	struct rtl_priv *rtlpriv = rtl_priv(hw);
-
-	if (rtlpriv->enter_ps)
-		rtl_lps_enter(hw);
-	else
-		rtl_lps_leave(hw);
-}
-
 static void _rtl_pci_init_trx_var(struct ieee80211_hw *hw)
 {
 	struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
@@ -1899,7 +1893,7 @@ int rtl_pci_probe(struct pci_dev *pdev,
 	rtlpriv->rtlhal.interface = INTF_PCI;
 	rtlpriv->cfg = (struct rtl_hal_cfg *)(id->driver_data);
 	rtlpriv->intf_ops = &rtl_pci_ops;
-	rtlpriv->glb_var = &global_var;
+	rtlpriv->glb_var = &rtl_global_var;
 
 	/*
 	 *init dbgp flags before all
--- a/drivers/net/wireless/rtlwifi/ps.c
+++ b/drivers/net/wireless/rtlwifi/ps.c
@@ -269,6 +269,7 @@ void rtl_ips_nic_on(struct ieee80211_hw
 
 	spin_unlock_irqrestore(&rtlpriv->locks.ips_lock, flags);
 }
+EXPORT_SYMBOL_GPL(rtl_ips_nic_on);
 
 /*for FW LPS*/
 
@@ -518,6 +519,7 @@ void rtl_swlps_beacon(struct ieee80211_h
 			 "u_bufferd: %x, m_buffered: %x\n", u_buffed, m_buffed);
 	}
 }
+EXPORT_SYMBOL_GPL(rtl_swlps_beacon);
 
 void rtl_swlps_rf_awake(struct ieee80211_hw *hw)
 {
@@ -611,6 +613,19 @@ void rtl_swlps_rf_sleep(struct ieee80211
 			MSECS(sleep_intv * mac->vif->bss_conf.beacon_int - 40));
 }
 
+void rtl_lps_change_work_callback(struct work_struct *work)
+{
+	struct rtl_works *rtlworks =
+	    container_of(work, struct rtl_works, lps_change_work);
+	struct ieee80211_hw *hw = rtlworks->hw;
+	struct rtl_priv *rtlpriv = rtl_priv(hw);
+
+	if (rtlpriv->enter_ps)
+		rtl_lps_enter(hw);
+	else
+		rtl_lps_leave(hw);
+}
+EXPORT_SYMBOL_GPL(rtl_lps_change_work_callback);
 
 void rtl_swlps_wq_callback(void *data)
 {
@@ -922,3 +937,4 @@ void rtl_p2p_info(struct ieee80211_hw *h
 	else
 		rtl_p2p_noa_ie(hw, data, len - FCS_LEN);
 }
+EXPORT_SYMBOL_GPL(rtl_p2p_info);
--- a/drivers/net/wireless/rtlwifi/usb.c
+++ b/drivers/net/wireless/rtlwifi/usb.c
@@ -32,6 +32,13 @@
 #include "ps.h"
 #include "rtl8192c/fw_common.h"
 #include <linux/export.h>
+#include <linux/module.h>
+
+MODULE_AUTHOR("lizhaoming	<chaoming_li@realsil.com.cn>");
+MODULE_AUTHOR("Realtek WlanFAE	<wlanfae@realtek.com>");
+MODULE_AUTHOR("Larry Finger	<Larry.FInger@lwfinger.net>");
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("USB basic driver for rtlwifi");
 
 #define	REALTEK_USB_VENQT_READ			0xC0
 #define	REALTEK_USB_VENQT_WRITE			0x40
@@ -1070,6 +1077,8 @@ int rtl_usb_probe(struct usb_interface *
 	spin_lock_init(&rtlpriv->locks.usb_lock);
 	INIT_WORK(&rtlpriv->works.fill_h2c_cmd,
 		  rtl_fill_h2c_cmd_work_callback);
+	INIT_WORK(&rtlpriv->works.lps_change_work,
+		  rtl_lps_change_work_callback);
 
 	rtlpriv->usb_data_index = 0;
 	init_completion(&rtlpriv->firmware_loading_complete);
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
@@ -72,17 +72,12 @@ struct ath_config {
 /*************************/
 
 #define ATH_TXBUF_RESET(_bf) do {				\
-		(_bf)->bf_stale = false;			\
 		(_bf)->bf_lastbf = NULL;			\
 		(_bf)->bf_next = NULL;				\
 		memset(&((_bf)->bf_state), 0,			\
 		       sizeof(struct ath_buf_state));		\
 	} while (0)
 
-#define ATH_RXBUF_RESET(_bf) do {		\
-		(_bf)->bf_stale = false;	\
-	} while (0)
-
 /**
  * enum buffer_type - Buffer type flags
  *
@@ -137,7 +132,8 @@ int ath_descdma_setup(struct ath_softc *
 #define ATH_AGGR_ENCRYPTDELIM      10
 /* minimum h/w qdepth to be sustained to maximize aggregation */
 #define ATH_AGGR_MIN_QDEPTH        2
-#define ATH_AMPDU_SUBFRAME_DEFAULT 32
+/* minimum h/w qdepth for non-aggregated traffic */
+#define ATH_NON_AGGR_MIN_QDEPTH    8
 
 #define IEEE80211_SEQ_SEQ_SHIFT    4
 #define IEEE80211_SEQ_MAX          4096
@@ -174,12 +170,6 @@ int ath_descdma_setup(struct ath_softc *
 
 #define ATH_TX_COMPLETE_POLL_INT	1000
 
-enum ATH_AGGR_STATUS {
-	ATH_AGGR_DONE,
-	ATH_AGGR_BAW_CLOSED,
-	ATH_AGGR_LIMITED,
-};
-
 #define ATH_TXFIFO_DEPTH 8
 struct ath_txq {
 	int mac80211_qnum; /* mac80211 queue number, -1 means not mac80211 Q */
@@ -201,10 +191,10 @@ struct ath_txq {
 
 struct ath_atx_ac {
 	struct ath_txq *txq;
-	int sched;
 	struct list_head list;
 	struct list_head tid_q;
 	bool clear_ps_filter;
+	bool sched;
 };
 
 struct ath_frame_info {
@@ -212,14 +202,16 @@ struct ath_frame_info {
 	int framelen;
 	enum ath9k_key_type keytype;
 	u8 keyix;
-	u8 retries;
 	u8 rtscts_rate;
+	u8 retries : 7;
+	u8 baw_tracked : 1;
 };
 
 struct ath_buf_state {
 	u8 bf_type;
 	u8 bfs_paprd;
 	u8 ndelim;
+	bool stale;
 	u16 seqno;
 	unsigned long bfs_paprd_timestamp;
 };
@@ -233,7 +225,6 @@ struct ath_buf {
 	void *bf_desc;			/* virtual addr of desc */
 	dma_addr_t bf_daddr;		/* physical addr of desc */
 	dma_addr_t bf_buf_addr;	/* physical addr of data buffer, for DMA */
-	bool bf_stale;
 	struct ieee80211_tx_rate rates[4];
 	struct ath_buf_state bf_state;
 };
@@ -241,16 +232,18 @@ struct ath_buf {
 struct ath_atx_tid {
 	struct list_head list;
 	struct sk_buff_head buf_q;
+	struct sk_buff_head retry_q;
 	struct ath_node *an;
 	struct ath_atx_ac *ac;
 	unsigned long tx_buf[BITS_TO_LONGS(ATH_TID_MAX_BUFS)];
-	int bar_index;
 	u16 seq_start;
 	u16 seq_next;
 	u16 baw_size;
-	int tidno;
+	u8 tidno;
 	int baw_head;   /* first un-acked tx buffer */
 	int baw_tail;   /* next unused tx buffer slot */
+
+	s8 bar_index;
 	bool sched;
 	bool paused;
 	bool active;
@@ -262,12 +255,13 @@ struct ath_node {
 	struct ieee80211_vif *vif; /* interface with which we're associated */
 	struct ath_atx_tid tid[IEEE80211_NUM_TIDS];
 	struct ath_atx_ac ac[IEEE80211_NUM_ACS];
-	int ps_key;
 
 	u16 maxampdu;
 	u8 mpdudensity;
+	s8 ps_key;
 
 	bool sleeping;
+	bool no_ps_filter;
 
 #if defined(CPTCFG_MAC80211_DEBUGFS) && defined(CPTCFG_ATH9K_DEBUGFS)
 	struct dentry *node_stat;
@@ -317,6 +311,7 @@ struct ath_rx {
 	struct ath_descdma rxdma;
 	struct ath_rx_edma rx_edma[ATH9K_RX_QUEUE_MAX];
 
+	struct ath_buf *buf_hold;
 	struct sk_buff *frag;
 
 	u32 ampdu_ref;
@@ -367,6 +362,7 @@ void ath9k_release_buffered_frames(struc
 /********/
 
 struct ath_vif {
+	struct ath_node mcast_node;
 	int av_bslot;
 	bool primary_sta_vif;
 	__le64 tsf_adjust; /* TSF adjustment for staggered beacons */
--- a/drivers/net/wireless/ath/ath9k/debug.c
+++ b/drivers/net/wireless/ath/ath9k/debug.c
@@ -607,6 +607,28 @@ static ssize_t read_file_xmit(struct fil
 	return retval;
 }
 
+static ssize_t print_queue(struct ath_softc *sc, struct ath_txq *txq,
+			   char *buf, ssize_t size)
+{
+	ssize_t len = 0;
+
+	ath_txq_lock(sc, txq);
+
+	len += snprintf(buf + len, size - len, "%s: %d ",
+			"qnum", txq->axq_qnum);
+	len += snprintf(buf + len, size - len, "%s: %2d ",
+			"qdepth", txq->axq_depth);
+	len += snprintf(buf + len, size - len, "%s: %2d ",
+			"ampdu-depth", txq->axq_ampdu_depth);
+	len += snprintf(buf + len, size - len, "%s: %3d ",
+			"pending", txq->pending_frames);
+	len += snprintf(buf + len, size - len, "%s: %d\n",
+			"stopped", txq->stopped);
+
+	ath_txq_unlock(sc, txq);
+	return len;
+}
+
 static ssize_t read_file_queues(struct file *file, char __user *user_buf,
 				size_t count, loff_t *ppos)
 {
@@ -624,24 +646,13 @@ static ssize_t read_file_queues(struct f
 
 	for (i = 0; i < IEEE80211_NUM_ACS; i++) {
 		txq = sc->tx.txq_map[i];
-		len += snprintf(buf + len, size - len, "(%s): ", qname[i]);
-
-		ath_txq_lock(sc, txq);
-
-		len += snprintf(buf + len, size - len, "%s: %d ",
-				"qnum", txq->axq_qnum);
-		len += snprintf(buf + len, size - len, "%s: %2d ",
-				"qdepth", txq->axq_depth);
-		len += snprintf(buf + len, size - len, "%s: %2d ",
-				"ampdu-depth", txq->axq_ampdu_depth);
-		len += snprintf(buf + len, size - len, "%s: %3d ",
-				"pending", txq->pending_frames);
-		len += snprintf(buf + len, size - len, "%s: %d\n",
-				"stopped", txq->stopped);
-
-		ath_txq_unlock(sc, txq);
+		len += snprintf(buf + len, size - len, "(%s):  ", qname[i]);
+		len += print_queue(sc, txq, buf + len, size - len);
 	}
 
+	len += snprintf(buf + len, size - len, "(CAB): ");
+	len += print_queue(sc, sc->beacon.cabq, buf + len, size - len);
+
 	if (len > size)
 		len = size;
 
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -36,7 +36,7 @@
 
 static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
 				      const u8 *bssid, const int beacon_int,
-				      struct ieee80211_channel *chan,
+				      struct cfg80211_chan_def *req_chandef,
 				      const u32 basic_rates,
 				      const u16 capability, u64 tsf,
 				      bool creator)
@@ -51,6 +51,7 @@ static void __ieee80211_sta_join_ibss(st
 	u32 bss_change;
 	u8 supp_rates[IEEE80211_MAX_SUPP_RATES];
 	struct cfg80211_chan_def chandef;
+	struct ieee80211_channel *chan;
 	struct beacon_data *presp;
 	int frame_len;
 
@@ -81,7 +82,9 @@ static void __ieee80211_sta_join_ibss(st
 
 	sdata->drop_unencrypted = capability & WLAN_CAPABILITY_PRIVACY ? 1 : 0;
 
-	chandef = ifibss->chandef;
+	/* make a copy of the chandef, it could be modified below. */
+	chandef = *req_chandef;
+	chan = chandef.chan;
 	if (!cfg80211_reg_can_beacon(local->hw.wiphy, &chandef)) {
 		chandef.width = NL80211_CHAN_WIDTH_20;
 		chandef.center_freq1 = chan->center_freq;
@@ -259,10 +262,12 @@ static void ieee80211_sta_join_ibss(stru
 	struct cfg80211_bss *cbss =
 		container_of((void *)bss, struct cfg80211_bss, priv);
 	struct ieee80211_supported_band *sband;
+	struct cfg80211_chan_def chandef;
 	u32 basic_rates;
 	int i, j;
 	u16 beacon_int = cbss->beacon_interval;
 	const struct cfg80211_bss_ies *ies;
+	enum nl80211_channel_type chan_type;
 	u64 tsf;
 
 	sdata_assert_lock(sdata);
@@ -270,6 +275,26 @@ static void ieee80211_sta_join_ibss(stru
 	if (beacon_int < 10)
 		beacon_int = 10;
 
+	switch (sdata->u.ibss.chandef.width) {
+	case NL80211_CHAN_WIDTH_20_NOHT:
+	case NL80211_CHAN_WIDTH_20:
+	case NL80211_CHAN_WIDTH_40:
+		chan_type = cfg80211_get_chandef_type(&sdata->u.ibss.chandef);
+		cfg80211_chandef_create(&chandef, cbss->channel, chan_type);
+		break;
+	case NL80211_CHAN_WIDTH_5:
+	case NL80211_CHAN_WIDTH_10:
+		cfg80211_chandef_create(&chandef, cbss->channel,
+					NL80211_CHAN_WIDTH_20_NOHT);
+		chandef.width = sdata->u.ibss.chandef.width;
+		break;
+	default:
+		/* fall back to 20 MHz for unsupported modes */
+		cfg80211_chandef_create(&chandef, cbss->channel,
+					NL80211_CHAN_WIDTH_20_NOHT);
+		break;
+	}
+
 	sband = sdata->local->hw.wiphy->bands[cbss->channel->band];
 
 	basic_rates = 0;
@@ -294,7 +319,7 @@ static void ieee80211_sta_join_ibss(stru
 
 	__ieee80211_sta_join_ibss(sdata, cbss->bssid,
 				  beacon_int,
-				  cbss->channel,
+				  &chandef,
 				  basic_rates,
 				  cbss->capability,
 				  tsf, false);
@@ -736,7 +761,7 @@ static void ieee80211_sta_create_ibss(st
 		sdata->drop_unencrypted = 0;
 
 	__ieee80211_sta_join_ibss(sdata, bssid, sdata->vif.bss_conf.beacon_int,
-				  ifibss->chandef.chan, ifibss->basic_rates,
+				  &ifibss->chandef, ifibss->basic_rates,
 				  capability, 0, true);
 }
 
@@ -792,6 +817,17 @@ static void ieee80211_sta_find_ibss(stru
 		return;
 	}
 
+	/* if a fixed bssid and a fixed freq have been provided create the IBSS
+	 * directly and do not waste time scanning
+	 */
+	if (ifibss->fixed_bssid && ifibss->fixed_channel) {
+		sdata_info(sdata, "Created IBSS using preconfigured BSSID %pM\n",
+			   bssid);
+		ieee80211_sta_create_ibss(sdata);
+		return;
+	}
+
+
 	ibss_dbg(sdata, "sta_find_ibss: did not try to join ibss\n");
 
 	/* Selected IBSS not found in current scan results - try to scan */
@@ -1138,6 +1174,7 @@ int ieee80211_ibss_leave(struct ieee8021
 	clear_bit(SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, &sdata->state);
 	ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED |
 						BSS_CHANGED_IBSS);
+	ieee80211_vif_release_channel(sdata);
 	synchronize_rcu();
 	kfree(presp);
 
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
@@ -1173,6 +1173,10 @@ skip_ws_det:
 		 * is_on == 0 means MRC CCK is OFF (more noise imm)
 		 */
 		bool is_on = param ? 1 : 0;
+
+		if (ah->caps.rx_chainmask == 1)
+			break;
+
 		REG_RMW_FIELD(ah, AR_PHY_MRC_CCK_CTRL,
 			      AR_PHY_MRC_CCK_ENABLE, is_on);
 		REG_RMW_FIELD(ah, AR_PHY_MRC_CCK_CTRL,
--- a/drivers/net/wireless/ath/ath9k/recv.c
+++ b/drivers/net/wireless/ath/ath9k/recv.c
@@ -42,8 +42,6 @@ static void ath_rx_buf_link(struct ath_s
 	struct ath_desc *ds;
 	struct sk_buff *skb;
 
-	ATH_RXBUF_RESET(bf);
-
 	ds = bf->bf_desc;
 	ds->ds_link = 0; /* link to null */
 	ds->ds_data = bf->bf_buf_addr;
@@ -70,6 +68,14 @@ static void ath_rx_buf_link(struct ath_s
 	sc->rx.rxlink = &ds->ds_link;
 }
 
+static void ath_rx_buf_relink(struct ath_softc *sc, struct ath_buf *bf)
+{
+	if (sc->rx.buf_hold)
+		ath_rx_buf_link(sc, sc->rx.buf_hold);
+
+	sc->rx.buf_hold = bf;
+}
+
 static void ath_setdefantenna(struct ath_softc *sc, u32 antenna)
 {
 	/* XXX block beacon interrupts */
@@ -117,7 +123,6 @@ static bool ath_rx_edma_buf_link(struct 
 
 	skb = bf->bf_mpdu;
 
-	ATH_RXBUF_RESET(bf);
 	memset(skb->data, 0, ah->caps.rx_status_len);
 	dma_sync_single_for_device(sc->dev, bf->bf_buf_addr,
 				ah->caps.rx_status_len, DMA_TO_DEVICE);
@@ -432,6 +437,7 @@ int ath_startrecv(struct ath_softc *sc)
 	if (list_empty(&sc->rx.rxbuf))
 		goto start_recv;
 
+	sc->rx.buf_hold = NULL;
 	sc->rx.rxlink = NULL;
 	list_for_each_entry_safe(bf, tbf, &sc->rx.rxbuf, list) {
 		ath_rx_buf_link(sc, bf);
@@ -677,6 +683,9 @@ static struct ath_buf *ath_get_next_rx_b
 	}
 
 	bf = list_first_entry(&sc->rx.rxbuf, struct ath_buf, list);
+	if (bf == sc->rx.buf_hold)
+		return NULL;
+
 	ds = bf->bf_desc;
 
 	/*
@@ -1375,7 +1384,7 @@ requeue:
 		if (edma) {
 			ath_rx_edma_buf_link(sc, qtype);
 		} else {
-			ath_rx_buf_link(sc, bf);
+			ath_rx_buf_relink(sc, bf);
 			ath9k_hw_rxena(ah);
 		}
 	} while (1);
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -802,7 +802,8 @@ void ath9k_set_hw_capab(struct ath_softc
 		IEEE80211_HW_PS_NULLFUNC_STACK |
 		IEEE80211_HW_SPECTRUM_MGMT |
 		IEEE80211_HW_REPORTS_TX_ACK_STATUS |
-		IEEE80211_HW_SUPPORTS_RC_TABLE;
+		IEEE80211_HW_SUPPORTS_RC_TABLE |
+		IEEE80211_HW_SUPPORTS_HT_CCK_RATES;
 
 	if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) {
 		hw->flags |= IEEE80211_HW_AMPDU_AGGREGATION;
--- a/drivers/net/wireless/ath/carl9170/main.c
+++ b/drivers/net/wireless/ath/carl9170/main.c
@@ -1878,7 +1878,8 @@ void *carl9170_alloc(size_t priv_size)
 		     IEEE80211_HW_PS_NULLFUNC_STACK |
 		     IEEE80211_HW_NEED_DTIM_BEFORE_ASSOC |
 		     IEEE80211_HW_SUPPORTS_RC_TABLE |
-		     IEEE80211_HW_SIGNAL_DBM;
+		     IEEE80211_HW_SIGNAL_DBM |
+		     IEEE80211_HW_SUPPORTS_HT_CCK_RATES;
 
 	if (!modparam_noht) {
 		/*
--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -6133,7 +6133,8 @@ static int rt2800_probe_hw_mode(struct r
 	    IEEE80211_HW_SUPPORTS_PS |
 	    IEEE80211_HW_PS_NULLFUNC_STACK |
 	    IEEE80211_HW_AMPDU_AGGREGATION |
-	    IEEE80211_HW_REPORTS_TX_ACK_STATUS;
+	    IEEE80211_HW_REPORTS_TX_ACK_STATUS |
+	    IEEE80211_HW_SUPPORTS_HT_CCK_RATES;
 
 	/*
 	 * Don't set IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING for USB devices
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -1499,6 +1499,7 @@ enum ieee80211_hw_flags {
 	IEEE80211_HW_SUPPORTS_RC_TABLE			= 1<<24,
 	IEEE80211_HW_P2P_DEV_ADDR_FOR_INTF		= 1<<25,
 	IEEE80211_HW_TIMING_BEACON_ONLY			= 1<<26,
+	IEEE80211_HW_SUPPORTS_HT_CCK_RATES		= 1<<27,
 };
 
 /**