Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6

43 files changed, 1008 insertions, 766 deletions

diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c
index a6f74b2b957..a2cbe61f6e6 100644
--- a/net/bridge/br_if.c
+++ b/net/bridge/br_if.c
@@ -390,6 +390,10 @@ int br_add_if(struct net_bridge *br, struct net_device *dev)
 	if (dev->br_port != NULL)
 		return -EBUSY;
 
+	/* No bridging devices that dislike that (e.g. wireless) */
+	if (dev->priv_flags & IFF_DONT_BRIDGE)
+		return -EOPNOTSUPP;
+
 	p = new_nbp(br, dev);
 	if (IS_ERR(p))
 		return PTR_ERR(p);
diff --git a/net/mac80211/Makefile b/net/mac80211/Makefile
index 9f3cf712932..298cfcc1bf8 100644
--- a/net/mac80211/Makefile
+++ b/net/mac80211/Makefile
@@ -2,7 +2,7 @@ obj-$(CONFIG_MAC80211) += mac80211.o
 
 # mac80211 objects
 mac80211-y := \
-	main.o \
+	main.o status.o \
 	sta_info.o \
 	wep.o \
 	wpa.o \
diff --git a/net/mac80211/agg-rx.c b/net/mac80211/agg-rx.c
index bc064d7933f..7ed5fe66473 100644
--- a/net/mac80211/agg-rx.c
+++ b/net/mac80211/agg-rx.c
@@ -41,7 +41,8 @@ void __ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid,
 	       sta->sta.addr, tid);
 #endif /* CONFIG_MAC80211_HT_DEBUG */
 
-	if (drv_ampdu_action(local, IEEE80211_AMPDU_RX_STOP,
+	if (drv_ampdu_action(local, &sta->sdata->vif,
+			     IEEE80211_AMPDU_RX_STOP,
 			     &sta->sta, tid, NULL))
 		printk(KERN_DEBUG "HW problem - can not stop rx "
 				"aggregation for tid %d\n", tid);
@@ -170,7 +171,7 @@ static void ieee80211_send_addba_resp(struct ieee80211_sub_if_data *sdata, u8 *d
 	mgmt->u.action.u.addba_resp.timeout = cpu_to_le16(timeout);
 	mgmt->u.action.u.addba_resp.status = cpu_to_le16(status);
 
-	ieee80211_tx_skb(sdata, skb, 1);
+	ieee80211_tx_skb(sdata, skb);
 }
 
 void ieee80211_process_addba_request(struct ieee80211_local *local,
@@ -284,7 +285,8 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
 		goto end;
 	}
 
-	ret = drv_ampdu_action(local, IEEE80211_AMPDU_RX_START,
+	ret = drv_ampdu_action(local, &sta->sdata->vif,
+			       IEEE80211_AMPDU_RX_START,
 			       &sta->sta, tid, &start_seq_num);
 #ifdef CONFIG_MAC80211_HT_DEBUG
 	printk(KERN_DEBUG "Rx A-MPDU request on tid %d result %d\n", tid, ret);
diff --git a/net/mac80211/agg-tx.c b/net/mac80211/agg-tx.c
index b09948ceec4..b50b2bc3b8c 100644
--- a/net/mac80211/agg-tx.c
+++ b/net/mac80211/agg-tx.c
@@ -91,7 +91,7 @@ static void ieee80211_send_addba_request(struct ieee80211_sub_if_data *sdata,
 	mgmt->u.action.u.addba_req.start_seq_num =
 					cpu_to_le16(start_seq_num << 4);
 
-	ieee80211_tx_skb(sdata, skb, 1);
+	ieee80211_tx_skb(sdata, skb);
 }
 
 void ieee80211_send_bar(struct ieee80211_sub_if_data *sdata, u8 *ra, u16 tid, u16 ssn)
@@ -120,7 +120,8 @@ void ieee80211_send_bar(struct ieee80211_sub_if_data *sdata, u8 *ra, u16 tid, u1
 	bar->control = cpu_to_le16(bar_control);
 	bar->start_seq_num = cpu_to_le16(ssn);
 
-	ieee80211_tx_skb(sdata, skb, 0);
+	IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT;
+	ieee80211_tx_skb(sdata, skb);
 }
 
 static int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
@@ -138,7 +139,8 @@ static int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
 	*state = HT_AGG_STATE_REQ_STOP_BA_MSK |
 		(initiator << HT_AGG_STATE_INITIATOR_SHIFT);
 
-	ret = drv_ampdu_action(local, IEEE80211_AMPDU_TX_STOP,
+	ret = drv_ampdu_action(local, &sta->sdata->vif,
+			       IEEE80211_AMPDU_TX_STOP,
 			       &sta->sta, tid, NULL);
 
 	/* HW shall not deny going back to legacy */
@@ -196,11 +198,11 @@ static inline int ieee80211_ac_from_tid(int tid)
 	return ieee802_1d_to_ac[tid & 7];
 }
 
-int ieee80211_start_tx_ba_session(struct ieee80211_hw *hw, u8 *ra, u16 tid)
+int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid)
 {
-	struct ieee80211_local *local = hw_to_local(hw);
-	struct sta_info *sta;
-	struct ieee80211_sub_if_data *sdata;
+	struct sta_info *sta = container_of(pubsta, struct sta_info, sta);
+	struct ieee80211_sub_if_data *sdata = sta->sdata;
+	struct ieee80211_local *local = sdata->local;
 	u8 *state;
 	int ret = 0;
 	u16 start_seq_num;
@@ -208,52 +210,37 @@ int ieee80211_start_tx_ba_session(struct ieee80211_hw *hw, u8 *ra, u16 tid)
 	if (WARN_ON(!local->ops->ampdu_action))
 		return -EINVAL;
 
-	if ((tid >= STA_TID_NUM) || !(hw->flags & IEEE80211_HW_AMPDU_AGGREGATION))
+	if ((tid >= STA_TID_NUM) ||
+	    !(local->hw.flags & IEEE80211_HW_AMPDU_AGGREGATION))
 		return -EINVAL;
 
 #ifdef CONFIG_MAC80211_HT_DEBUG
 	printk(KERN_DEBUG "Open BA session requested for %pM tid %u\n",
-	       ra, tid);
+	       pubsta->addr, tid);
 #endif /* CONFIG_MAC80211_HT_DEBUG */
 
-	rcu_read_lock();
-
-	sta = sta_info_get(local, ra);
-	if (!sta) {
-#ifdef CONFIG_MAC80211_HT_DEBUG
-		printk(KERN_DEBUG "Could not find the station\n");
-#endif
-		ret = -ENOENT;
-		goto unlock;
-	}
-
 	/*
 	 * The aggregation code is not prepared to handle
 	 * anything but STA/AP due to the BSSID handling.
 	 * IBSS could work in the code but isn't supported
 	 * by drivers or the standard.
 	 */
-	if (sta->sdata->vif.type != NL80211_IFTYPE_STATION &&
-	    sta->sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
-	    sta->sdata->vif.type != NL80211_IFTYPE_AP) {
-		ret = -EINVAL;
-		goto unlock;
-	}
+	if (sdata->vif.type != NL80211_IFTYPE_STATION &&
+	    sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
+	    sdata->vif.type != NL80211_IFTYPE_AP)
+		return -EINVAL;
 
 	if (test_sta_flags(sta, WLAN_STA_SUSPEND)) {
 #ifdef CONFIG_MAC80211_HT_DEBUG
 		printk(KERN_DEBUG "Suspend in progress. "
 		       "Denying BA session request\n");
 #endif
-		ret = -EINVAL;
-		goto unlock;
+		return -EINVAL;
 	}
 
 	spin_lock_bh(&sta->lock);
 	spin_lock(&local->ampdu_lock);
 
-	sdata = sta->sdata;
-
 	/* we have tried too many times, receiver does not want A-MPDU */
 	if (sta->ampdu_mlme.addba_req_num[tid] > HT_AGG_MAX_RETRIES) {
 		ret = -EBUSY;
@@ -310,8 +297,9 @@ int ieee80211_start_tx_ba_session(struct ieee80211_hw *hw, u8 *ra, u16 tid)
 
 	start_seq_num = sta->tid_seq[tid];
 
-	ret = drv_ampdu_action(local, IEEE80211_AMPDU_TX_START,
-			       &sta->sta, tid, &start_seq_num);
+	ret = drv_ampdu_action(local, &sdata->vif,
+			       IEEE80211_AMPDU_TX_START,
+			       pubsta, tid, &start_seq_num);
 
 	if (ret) {
 #ifdef CONFIG_MAC80211_HT_DEBUG
@@ -336,7 +324,7 @@ int ieee80211_start_tx_ba_session(struct ieee80211_hw *hw, u8 *ra, u16 tid)
 			sta->ampdu_mlme.dialog_token_allocator;
 	sta->ampdu_mlme.tid_tx[tid]->ssn = start_seq_num;
 
-	ieee80211_send_addba_request(sta->sdata, ra, tid,
+	ieee80211_send_addba_request(sdata, pubsta->addr, tid,
 			 sta->ampdu_mlme.tid_tx[tid]->dialog_token,
 			 sta->ampdu_mlme.tid_tx[tid]->ssn,
 			 0x40, 5000);
@@ -348,7 +336,7 @@ int ieee80211_start_tx_ba_session(struct ieee80211_hw *hw, u8 *ra, u16 tid)
 #ifdef CONFIG_MAC80211_HT_DEBUG
 	printk(KERN_DEBUG "activated addBA response timer on tid %d\n", tid);
 #endif
-	goto unlock;
+	return 0;
 
  err_free:
 	kfree(sta->ampdu_mlme.tid_tx[tid]);
@@ -360,8 +348,6 @@ int ieee80211_start_tx_ba_session(struct ieee80211_hw *hw, u8 *ra, u16 tid)
  err_unlock_sta:
 	spin_unlock(&local->ampdu_lock);
 	spin_unlock_bh(&sta->lock);
- unlock:
-	rcu_read_unlock();
 	return ret;
 }
 EXPORT_SYMBOL(ieee80211_start_tx_ba_session);
@@ -428,13 +414,15 @@ static void ieee80211_agg_tx_operational(struct ieee80211_local *local,
 	ieee80211_agg_splice_finish(local, sta, tid);
 	spin_unlock(&local->ampdu_lock);
 
-	drv_ampdu_action(local, IEEE80211_AMPDU_TX_OPERATIONAL,
+	drv_ampdu_action(local, &sta->sdata->vif,
+			 IEEE80211_AMPDU_TX_OPERATIONAL,
 			 &sta->sta, tid, NULL);
 }
 
-void ieee80211_start_tx_ba_cb(struct ieee80211_hw *hw, u8 *ra, u16 tid)
+void ieee80211_start_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u16 tid)
 {
-	struct ieee80211_local *local = hw_to_local(hw);
+	struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
+	struct ieee80211_local *local = sdata->local;
 	struct sta_info *sta;
 	u8 *state;
 
@@ -483,10 +471,11 @@ void ieee80211_start_tx_ba_cb(struct ieee80211_hw *hw, u8 *ra, u16 tid)
 }
 EXPORT_SYMBOL(ieee80211_start_tx_ba_cb);
 
-void ieee80211_start_tx_ba_cb_irqsafe(struct ieee80211_hw *hw,
+void ieee80211_start_tx_ba_cb_irqsafe(struct ieee80211_vif *vif,
 				      const u8 *ra, u16 tid)
 {
-	struct ieee80211_local *local = hw_to_local(hw);
+	struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
+	struct ieee80211_local *local = sdata->local;
 	struct ieee80211_ra_tid *ra_tid;
 	struct sk_buff *skb = dev_alloc_skb(0);
 
@@ -501,6 +490,7 @@ void ieee80211_start_tx_ba_cb_irqsafe(struct ieee80211_hw *hw,
 	ra_tid = (struct ieee80211_ra_tid *) &skb->cb;
 	memcpy(&ra_tid->ra, ra, ETH_ALEN);
 	ra_tid->tid = tid;
+	ra_tid->vif = vif;
 
 	skb->pkt_type = IEEE80211_ADDBA_MSG;
 	skb_queue_tail(&local->skb_queue, skb);
@@ -535,13 +525,12 @@ int __ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
 	return ret;
 }
 
-int ieee80211_stop_tx_ba_session(struct ieee80211_hw *hw,
-				 u8 *ra, u16 tid,
+int ieee80211_stop_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid,
 				 enum ieee80211_back_parties initiator)
 {
-	struct ieee80211_local *local = hw_to_local(hw);
-	struct sta_info *sta;
-	int ret = 0;
+	struct sta_info *sta = container_of(pubsta, struct sta_info, sta);
+	struct ieee80211_sub_if_data *sdata = sta->sdata;
+	struct ieee80211_local *local = sdata->local;
 
 	if (WARN_ON(!local->ops->ampdu_action))
 		return -EINVAL;
@@ -549,22 +538,14 @@ int ieee80211_stop_tx_ba_session(struct ieee80211_hw *hw,
 	if (tid >= STA_TID_NUM)
 		return -EINVAL;
 
-	rcu_read_lock();
-	sta = sta_info_get(local, ra);
-	if (!sta) {
-		rcu_read_unlock();
-		return -ENOENT;
-	}
-
-	ret = __ieee80211_stop_tx_ba_session(sta, tid, initiator);
-	rcu_read_unlock();
-	return ret;
+	return __ieee80211_stop_tx_ba_session(sta, tid, initiator);
 }
 EXPORT_SYMBOL(ieee80211_stop_tx_ba_session);
 
-void ieee80211_stop_tx_ba_cb(struct ieee80211_hw *hw, u8 *ra, u8 tid)
+void ieee80211_stop_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u8 tid)
 {
-	struct ieee80211_local *local = hw_to_local(hw);
+	struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
+	struct ieee80211_local *local = sdata->local;
 	struct sta_info *sta;
 	u8 *state;
 
@@ -627,10 +608,11 @@ void ieee80211_stop_tx_ba_cb(struct ieee80211_hw *hw, u8 *ra, u8 tid)
 }
 EXPORT_SYMBOL(ieee80211_stop_tx_ba_cb);
 
-void ieee80211_stop_tx_ba_cb_irqsafe(struct ieee80211_hw *hw,
+void ieee80211_stop_tx_ba_cb_irqsafe(struct ieee80211_vif *vif,
 				     const u8 *ra, u16 tid)
 {
-	struct ieee80211_local *local = hw_to_local(hw);
+	struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
+	struct ieee80211_local *local = sdata->local;
 	struct ieee80211_ra_tid *ra_tid;
 	struct sk_buff *skb = dev_alloc_skb(0);
 
@@ -645,6 +627,7 @@ void ieee80211_stop_tx_ba_cb_irqsafe(struct ieee80211_hw *hw,
 	ra_tid = (struct ieee80211_ra_tid *) &skb->cb;
 	memcpy(&ra_tid->ra, ra, ETH_ALEN);
 	ra_tid->tid = tid;
+	ra_tid->vif = vif;
 
 	skb->pkt_type = IEEE80211_DELBA_MSG;
 	skb_queue_tail(&local->skb_queue, skb);
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 7f18c8fa188..93ee1fd5c08 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -42,15 +42,6 @@ static bool nl80211_params_check(enum nl80211_iftype type,
 	if (!nl80211_type_check(type))
 		return false;
 
-	if (params->use_4addr > 0) {
-		switch(type) {
-		case NL80211_IFTYPE_AP_VLAN:
-		case NL80211_IFTYPE_STATION:
-			break;
-		default:
-			return false;
-		}
-	}
 	return true;
 }
 
@@ -107,12 +98,16 @@ static int ieee80211_change_iface(struct wiphy *wiphy,
 					    params->mesh_id_len,
 					    params->mesh_id);
 
-	if (params->use_4addr >= 0)
-		sdata->use_4addr = !!params->use_4addr;
-
 	if (sdata->vif.type != NL80211_IFTYPE_MONITOR || !flags)
 		return 0;
 
+	if (type == NL80211_IFTYPE_AP_VLAN &&
+	    params && params->use_4addr == 0)
+		rcu_assign_pointer(sdata->u.vlan.sta, NULL);
+	else if (type == NL80211_IFTYPE_STATION &&
+		 params && params->use_4addr >= 0)
+		sdata->u.mgd.use_4addr = params->use_4addr;
+
 	sdata->u.mntr_flags = *flags;
 	return 0;
 }
@@ -398,13 +393,13 @@ static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
 static int ieee80211_dump_station(struct wiphy *wiphy, struct net_device *dev,
 				 int idx, u8 *mac, struct station_info *sinfo)
 {
-	struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
+	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 	struct sta_info *sta;
 	int ret = -ENOENT;
 
 	rcu_read_lock();
 
-	sta = sta_info_get_by_idx(local, idx, dev);
+	sta = sta_info_get_by_idx(sdata, idx);
 	if (sta) {
 		ret = 0;
 		memcpy(mac, sta->sta.addr, ETH_ALEN);
@@ -827,9 +822,11 @@ static int ieee80211_change_station(struct wiphy *wiphy,
 			return -EINVAL;
 		}
 
-		if (vlansdata->use_4addr) {
-			if (vlansdata->u.vlan.sta)
+		if (params->vlan->ieee80211_ptr->use_4addr) {
+			if (vlansdata->u.vlan.sta) {
+				rcu_read_unlock();
 				return -EBUSY;
+			}
 
 			rcu_assign_pointer(vlansdata->u.vlan.sta, sta);
 		}
diff --git a/net/mac80211/debugfs.c b/net/mac80211/debugfs.c
index 82c807723b6..e4b54093d41 100644
--- a/net/mac80211/debugfs.c
+++ b/net/mac80211/debugfs.c
@@ -52,7 +52,7 @@ DEBUGFS_READONLY_FILE(total_ps_buffered, 20, "%d",
 DEBUGFS_READONLY_FILE(wep_iv, 20, "%#08x",
 		      local->wep_iv & 0xffffff);
 DEBUGFS_READONLY_FILE(rate_ctrl_alg, 100, "%s",
-		      local->rate_ctrl ? local->rate_ctrl->ops->name : "<unset>");
+	local->rate_ctrl ? local->rate_ctrl->ops->name : "hw/driver");
 
 static ssize_t tsf_read(struct file *file, char __user *user_buf,
 			     size_t count, loff_t *ppos)
diff --git a/net/mac80211/debugfs_sta.c b/net/mac80211/debugfs_sta.c
index f043c29070d..3f41608c808 100644
--- a/net/mac80211/debugfs_sta.c
+++ b/net/mac80211/debugfs_sta.c
@@ -157,6 +157,34 @@ static ssize_t sta_agg_status_read(struct file *file, char __user *userbuf,
 }
 STA_OPS(agg_status);
 
+static ssize_t sta_ht_capa_read(struct file *file, char __user *userbuf,
+				size_t count, loff_t *ppos)
+{
+	char buf[200], *p = buf;
+	int i;
+	struct sta_info *sta = file->private_data;
+	struct ieee80211_sta_ht_cap *htc = &sta->sta.ht_cap;
+
+	p += scnprintf(p, sizeof(buf) + buf - p, "ht %ssupported\n",
+			htc->ht_supported ? "" : "not ");
+	if (htc->ht_supported) {
+		p += scnprintf(p, sizeof(buf)+buf-p, "cap: %#.2x\n", htc->cap);
+		p += scnprintf(p, sizeof(buf)+buf-p, "ampdu factor/density: %d/%d\n",
+				htc->ampdu_factor, htc->ampdu_density);
+		p += scnprintf(p, sizeof(buf)+buf-p, "MCS mask:");
+		for (i = 0; i < IEEE80211_HT_MCS_MASK_LEN; i++)
+			p += scnprintf(p, sizeof(buf)+buf-p, " %.2x",
+					htc->mcs.rx_mask[i]);
+		p += scnprintf(p, sizeof(buf)+buf-p, "\nMCS rx highest: %d\n",
+				le16_to_cpu(htc->mcs.rx_highest));
+		p += scnprintf(p, sizeof(buf)+buf-p, "MCS tx params: %x\n",
+				htc->mcs.tx_params);
+	}
+
+	return simple_read_from_buffer(userbuf, count, ppos, buf, p - buf);
+}
+STA_OPS(ht_capa);
+
 #define DEBUGFS_ADD(name) \
 	debugfs_create_file(#name, 0400, \
 		sta->debugfs.dir, sta, &sta_ ##name## _ops);
@@ -207,6 +235,7 @@ void ieee80211_sta_debugfs_add(struct sta_info *sta)
 	DEBUGFS_ADD(last_signal);
 	DEBUGFS_ADD(last_noise);
 	DEBUGFS_ADD(wep_weak_iv_count);
+	DEBUGFS_ADD(ht_capa);
 }
 
 void ieee80211_sta_debugfs_remove(struct sta_info *sta)
diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h
index 020a94a3110..921dd9c9ff6 100644
--- a/net/mac80211/driver-ops.h
+++ b/net/mac80211/driver-ops.h
@@ -239,15 +239,16 @@ static inline int drv_tx_last_beacon(struct ieee80211_local *local)
 }
 
 static inline int drv_ampdu_action(struct ieee80211_local *local,
+				   struct ieee80211_vif *vif,
 				   enum ieee80211_ampdu_mlme_action action,
 				   struct ieee80211_sta *sta, u16 tid,
 				   u16 *ssn)
 {
 	int ret = -EOPNOTSUPP;
 	if (local->ops->ampdu_action)
-		ret = local->ops->ampdu_action(&local->hw, action,
+		ret = local->ops->ampdu_action(&local->hw, vif, action,
 					       sta, tid, ssn);
-	trace_drv_ampdu_action(local, action, sta, tid, ssn, ret);
+	trace_drv_ampdu_action(local, vif, action, sta, tid, ssn, ret);
 	return ret;
 }
 
diff --git a/net/mac80211/driver-trace.h b/net/mac80211/driver-trace.h
index 37b9051afcf..b8fef1d1136 100644
--- a/net/mac80211/driver-trace.h
+++ b/net/mac80211/driver-trace.h
@@ -634,11 +634,12 @@ TRACE_EVENT(drv_tx_last_beacon,
 
 TRACE_EVENT(drv_ampdu_action,
 	TP_PROTO(struct ieee80211_local *local,
+		 struct ieee80211_vif *vif,
 		 enum ieee80211_ampdu_mlme_action action,
 		 struct ieee80211_sta *sta, u16 tid,
 		 u16 *ssn, int ret),
 
-	TP_ARGS(local, action, sta, tid, ssn, ret),
+	TP_ARGS(local, vif, action, sta, tid, ssn, ret),
 
 	TP_STRUCT__entry(
 		LOCAL_ENTRY
@@ -647,10 +648,12 @@ TRACE_EVENT(drv_ampdu_action,
 		__field(u16, tid)
 		__field(u16, ssn)
 		__field(int, ret)
+		VIF_ENTRY
 	),
 
 	TP_fast_assign(
 		LOCAL_ASSIGN;
+		VIF_ASSIGN;
 		STA_ASSIGN;
 		__entry->ret = ret;
 		__entry->action = action;
@@ -659,8 +662,8 @@ TRACE_EVENT(drv_ampdu_action,
 	),
 
 	TP_printk(
-		LOCAL_PR_FMT  STA_PR_FMT " action:%d tid:%d ret:%d",
-		LOCAL_PR_ARG, STA_PR_ARG, __entry->action, __entry->tid, __entry->ret
+		LOCAL_PR_FMT VIF_PR_FMT STA_PR_FMT " action:%d tid:%d ret:%d",
+		LOCAL_PR_ARG, VIF_PR_ARG, STA_PR_ARG, __entry->action, __entry->tid, __entry->ret
 	)
 );
 #endif /* !__MAC80211_DRIVER_TRACE || TRACE_HEADER_MULTI_READ */
diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c
index 48ef1a282b9..15c9d4f94ce 100644
--- a/net/mac80211/ht.c
+++ b/net/mac80211/ht.c
@@ -134,14 +134,13 @@ void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata,
 	mgmt->u.action.u.delba.params = cpu_to_le16(params);
 	mgmt->u.action.u.delba.reason_code = cpu_to_le16(reason_code);
 
-	ieee80211_tx_skb(sdata, skb, 1);
+	ieee80211_tx_skb(sdata, skb);
 }
 
 void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata,
 			     struct sta_info *sta,
 			     struct ieee80211_mgmt *mgmt, size_t len)
 {
-	struct ieee80211_local *local = sdata->local;
 	u16 tid, params;
 	u16 initiator;
 
@@ -164,7 +163,7 @@ void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata,
 		sta->ampdu_mlme.tid_state_tx[tid] =
 				HT_AGG_STATE_OPERATIONAL;
 		spin_unlock_bh(&sta->lock);
-		ieee80211_stop_tx_ba_session(&local->hw, sta->sta.addr, tid,
+		ieee80211_stop_tx_ba_session(&sta->sta, tid,
 					     WLAN_BACK_RECIPIENT);
 	}
 }
diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
index fbffce90edb..10d13856f86 100644
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -659,7 +659,8 @@ static void ieee80211_rx_mgmt_probe_req(struct ieee80211_sub_if_data *sdata,
 	printk(KERN_DEBUG "%s: Sending ProbeResp to %pM\n",
 	       sdata->dev->name, resp->da);
 #endif /* CONFIG_MAC80211_IBSS_DEBUG */
-	ieee80211_tx_skb(sdata, skb, 0);
+	IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT;
+	ieee80211_tx_skb(sdata, skb);
 }
 
 static void ieee80211_rx_mgmt_probe_resp(struct ieee80211_sub_if_data *sdata,
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index b63b99fb2fd..04093e84ebd 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -23,6 +23,7 @@
 #include <linux/types.h>
 #include <linux/spinlock.h>
 #include <linux/etherdevice.h>
+#include <net/ieee80211_radiotap.h>
 #include <net/cfg80211.h>
 #include <net/mac80211.h>
 #include "key.h"
@@ -167,13 +168,10 @@ typedef unsigned __bitwise__ ieee80211_rx_result;
 
 struct ieee80211_rx_data {
 	struct sk_buff *skb;
-	struct net_device *dev;
 	struct ieee80211_local *local;
 	struct ieee80211_sub_if_data *sdata;
 	struct sta_info *sta;
 	struct ieee80211_key *key;
-	struct ieee80211_rx_status *status;
-	struct ieee80211_rate *rate;
 
 	unsigned int flags;
 	int queue;
@@ -314,6 +312,8 @@ struct ieee80211_if_managed {
 	} mfp; /* management frame protection */
 
 	int wmm_last_param_set;
+
+	u8 use_4addr;
 };
 
 enum ieee80211_ibss_request {
@@ -461,8 +461,6 @@ struct ieee80211_sub_if_data {
 	int force_unicast_rateidx; /* forced TX rateidx for unicast frames */
 	int max_ratectrl_rateidx; /* max TX rateidx for rate control */
 
-	bool use_4addr; /* use 4-address frames */
-
 	union {
 		struct ieee80211_if_ap ap;
 		struct ieee80211_if_wds wds;
@@ -581,7 +579,6 @@ struct ieee80211_local {
 	/* number of interfaces with corresponding FIF_ flags */
 	int fif_fcsfail, fif_plcpfail, fif_control, fif_other_bss, fif_pspoll;
 	unsigned int filter_flags; /* FIF_* */
-	struct iw_statistics wstats;
 
 	/* protects the aggregated multicast list and filter calls */
 	spinlock_t filter_lock;
@@ -771,8 +768,9 @@ IEEE80211_DEV_TO_SUB_IF(struct net_device *dev)
 	return netdev_priv(dev);
 }
 
-/* this struct represents 802.11n's RA/TID combination */
+/* this struct represents 802.11n's RA/TID combination along with our vif */
 struct ieee80211_ra_tid {
+	struct ieee80211_vif *vif;
 	u8 ra[ETH_ALEN];
 	u16 tid;
 };
@@ -799,7 +797,7 @@ struct ieee802_11_elems {
 	u8 *wmm_param;
 	struct ieee80211_ht_cap *ht_cap_elem;
 	struct ieee80211_ht_info *ht_info_elem;
-	u8 *mesh_config;
+	struct ieee80211_meshconf_ie *mesh_config;
 	u8 *mesh_id;
 	u8 *peer_link;
 	u8 *preq;
@@ -827,7 +825,6 @@ struct ieee802_11_elems {
 	u8 ext_supp_rates_len;
 	u8 wmm_info_len;
 	u8 wmm_param_len;
-	u8 mesh_config_len;
 	u8 mesh_id_len;
 	u8 peer_link_len;
 	u8 preq_len;
@@ -950,6 +947,18 @@ netdev_tx_t ieee80211_monitor_start_xmit(struct sk_buff *skb,
 netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb,
 				       struct net_device *dev);
 
+/*
+ * radiotap header for status frames
+ */
+struct ieee80211_tx_status_rtap_hdr {
+	struct ieee80211_radiotap_header hdr;
+	u8 rate;
+	u8 padding_for_rate;
+	__le16 tx_flags;
+	u8 data_retries;
+} __attribute__ ((packed));
+
+
 /* HT */
 void ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_supported_band *sband,
 				       struct ieee80211_ht_cap *ht_cap_ie,
@@ -1017,8 +1026,7 @@ void mac80211_ev_michael_mic_failure(struct ieee80211_sub_if_data *sdata, int ke
 				     struct ieee80211_hdr *hdr, const u8 *tsc,
 				     gfp_t gfp);
 void ieee80211_set_wmm_default(struct ieee80211_sub_if_data *sdata);
-void ieee80211_tx_skb(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb,
-		      int encrypt);
+void ieee80211_tx_skb(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb);
 void ieee802_11_parse_elems(u8 *start, size_t len,
 			    struct ieee802_11_elems *elems);
 u32 ieee802_11_parse_elems_crc(u8 *start, size_t len,
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 1f02b0610e8..1bf12a26b45 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -752,7 +752,8 @@ int ieee80211_if_change_type(struct ieee80211_sub_if_data *sdata,
 		ieee80211_mandatory_rates(sdata->local,
 			sdata->local->hw.conf.channel->band);
 	sdata->drop_unencrypted = 0;
-	sdata->use_4addr = 0;
+	if (type == NL80211_IFTYPE_STATION)
+		sdata->u.mgd.use_4addr = false;
 
 	return 0;
 }
@@ -810,6 +811,12 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name,
 	/* setup type-dependent data */
 	ieee80211_setup_sdata(sdata, type);
 
+	if (params) {
+		ndev->ieee80211_ptr->use_4addr = params->use_4addr;
+		if (type == NL80211_IFTYPE_STATION)
+			sdata->u.mgd.use_4addr = params->use_4addr;
+	}
+
 	ret = register_netdevice(ndev);
 	if (ret)
 		goto fail;
@@ -820,9 +827,6 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name,
 					    params->mesh_id_len,