+--- a/drivers/net/wireless/ath/ath5k/base.c
++++ b/drivers/net/wireless/ath/ath5k/base.c
+@@ -325,6 +325,8 @@ ath5k_setup_channels(struct ath5k_hw *ah
+ if (!ath5k_is_standard_channel(ch, band))
+ continue;
+
++ channels[count].max_power = AR5K_TUNE_MAX_TXPOWER/2;
++
+ count++;
+ }
+
--- a/net/mac80211/agg-rx.c
+++ b/net/mac80211/agg-rx.c
-@@ -184,6 +184,8 @@ static void ieee80211_send_addba_resp(st
- memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN);
- else if (sdata->vif.type == NL80211_IFTYPE_STATION)
+@@ -203,6 +203,8 @@ 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);
IEEE80211_STYPE_ACTION);
--- a/net/mac80211/agg-tx.c
+++ b/net/mac80211/agg-tx.c
-@@ -79,7 +79,8 @@ static void ieee80211_send_addba_request
- memcpy(mgmt->da, da, ETH_ALEN);
+@@ -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_AP_VLAN ||
+ 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);
-@@ -398,7 +399,8 @@ int ieee80211_start_tx_ba_session(struct
- */
- if (sdata->vif.type != NL80211_IFTYPE_STATION &&
+@@ -460,6 +461,7 @@ 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_AP &&
-+ sdata->vif.type != NL80211_IFTYPE_WDS)
+ sdata->vif.type != NL80211_IFTYPE_AP &&
++ sdata->vif.type != NL80211_IFTYPE_WDS &&
+ sdata->vif.type != NL80211_IFTYPE_ADHOC)
return -EINVAL;
- if (test_sta_flags(sta, WLAN_STA_BLOCK_BA)) {
+@@ -869,7 +871,7 @@ void ieee80211_process_addba_resp(struct
+
+ } else {
+ ___ieee80211_stop_tx_ba_session(sta, tid, WLAN_BACK_INITIATOR,
+- true);
++ false);
+ }
+
+ out:
--- a/net/mac80211/debugfs_sta.c
+++ b/net/mac80211/debugfs_sta.c
-@@ -59,7 +59,7 @@ static ssize_t sta_flags_read(struct fil
- char buf[100];
- struct sta_info *sta = file->private_data;
- u32 staflags = get_sta_flags(sta);
-- int res = scnprintf(buf, sizeof(buf), "%s%s%s%s%s%s%s%s%s",
-+ int res = scnprintf(buf, sizeof(buf), "%s%s%s%s%s%s%s%s",
- staflags & WLAN_STA_AUTH ? "AUTH\n" : "",
- staflags & WLAN_STA_ASSOC ? "ASSOC\n" : "",
- staflags & WLAN_STA_PS_STA ? "PS (sta)\n" : "",
-@@ -67,7 +67,6 @@ static ssize_t sta_flags_read(struct fil
- staflags & WLAN_STA_AUTHORIZED ? "AUTHORIZED\n" : "",
- staflags & WLAN_STA_SHORT_PREAMBLE ? "SHORT PREAMBLE\n" : "",
- staflags & WLAN_STA_WME ? "WME\n" : "",
-- staflags & WLAN_STA_WDS ? "WDS\n" : "",
- staflags & WLAN_STA_MFP ? "MFP\n" : "");
- return simple_read_from_buffer(userbuf, count, ppos, buf, res);
- }
+@@ -63,11 +63,11 @@ static ssize_t sta_flags_read(struct fil
+ test_sta_flag(sta, WLAN_STA_##flg) ? #flg "\n" : ""
+
+ int res = scnprintf(buf, sizeof(buf),
+- "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
++ "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
+ TEST(AUTH), TEST(ASSOC), TEST(PS_STA),
+ TEST(PS_DRIVER), TEST(AUTHORIZED),
+ TEST(SHORT_PREAMBLE),
+- TEST(WME), TEST(WDS), TEST(CLEAR_PS_FILT),
++ TEST(WME), TEST(CLEAR_PS_FILT),
+ TEST(MFP), TEST(BLOCK_BA), TEST(PSPOLL),
+ TEST(UAPSD), TEST(SP), TEST(TDLS_PEER),
+ TEST(TDLS_PEER_AUTH), TEST(4ADDR_EVENT),
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
-@@ -178,7 +178,6 @@ static int ieee80211_do_open(struct net_
- {
- struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+@@ -420,7 +420,6 @@ 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;
-@@ -290,27 +289,6 @@ static int ieee80211_do_open(struct net_
+@@ -575,30 +574,8 @@ int ieee80211_do_open(struct wireless_de
set_bit(SDATA_STATE_RUNNING, &sdata->state);
- goto err_del_interface;
- }
-
-- /* no locking required since STA is not live yet */
-- sta->flags |= WLAN_STA_AUTHORIZED;
+- 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) {
- }
-
- 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
- * which will check whether any increments here were done in
-@@ -344,8 +322,7 @@ static int ieee80211_do_open(struct net_
- netif_tx_start_all_queues(dev);
-
- return 0;
-- err_del_interface:
-- drv_remove_interface(local, &sdata->vif);
-+
- err_stop:
- if (!local->open_count)
- drv_stop(local);
-@@ -718,6 +695,70 @@ static void ieee80211_if_setup(struct ne
+@@ -849,7 +826,7 @@ static void ieee80211_do_stop(struct iee
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+ if (info->control.vif == &sdata->vif) {
+ __skb_unlink(skb, &local->pending[i]);
+- dev_kfree_skb_irq(skb);
++ ieee80211_free_txskb(&local->hw, skb);
+ }
+ }
+ }
+@@ -997,6 +974,72 @@ static void ieee80211_if_setup(struct ne
dev->destructor = free_netdev;
}
+ ieee802_11_parse_elems(mgmt->u.probe_resp.variable,
+ skb->len - baselen, &elems);
+
-+ rates = ieee80211_sta_get_rates(local, &elems, band);
++ rates = ieee80211_sta_get_rates(local, &elems, band, NULL);
+
+ rcu_read_lock();
+
+ sta->sta.supp_rates[local->hw.conf.channel->band] = rates;
+
+ if (elems.ht_cap_elem)
-+ ieee80211_ht_cap_ie_to_sta_ht_cap(sband,
++ ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband,
+ elems.ht_cap_elem, &sta->sta.ht_cap);
+
+ if (elems.wmm_param)
-+ set_sta_flags(sta, WLAN_STA_WME);
++ set_sta_flag(sta, WLAN_STA_WME);
+
+ if (new) {
-+ sta->flags = WLAN_STA_AUTHORIZED;
++ 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);
+ }
static void ieee80211_iface_work(struct work_struct *work)
{
struct ieee80211_sub_if_data *sdata =
-@@ -822,6 +863,9 @@ static void ieee80211_iface_work(struct
+@@ -1101,6 +1144,9 @@ static void ieee80211_iface_work(struct
break;
ieee80211_mesh_rx_queued_mgmt(sdata, skb);
break;
break;
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
-@@ -2160,7 +2160,8 @@ ieee80211_rx_h_action(struct ieee80211_r
- */
- if (sdata->vif.type != NL80211_IFTYPE_STATION &&
+@@ -2279,6 +2279,7 @@ 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_AP &&
-+ sdata->vif.type != NL80211_IFTYPE_WDS)
+ sdata->vif.type != NL80211_IFTYPE_AP &&
++ sdata->vif.type != NL80211_IFTYPE_WDS &&
+ sdata->vif.type != NL80211_IFTYPE_ADHOC)
break;
- /* verify action_code is present */
-@@ -2375,13 +2376,14 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_
+@@ -2496,14 +2497,15 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_
if (!ieee80211_vif_is_mesh(&sdata->vif) &&
sdata->vif.type != NL80211_IFTYPE_ADHOC &&
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_DEAUTH):
- case cpu_to_le16(IEEE80211_STYPE_DISASSOC):
-@@ -2724,10 +2726,16 @@ static int prepare_for_handlers(struct i
+ case cpu_to_le16(IEEE80211_STYPE_ASSOC_RESP):
+ case cpu_to_le16(IEEE80211_STYPE_REASSOC_RESP):
+@@ -2827,10 +2829,16 @@ static int prepare_for_handlers(struct i
}
break;
case NL80211_IFTYPE_WDS:
- if (bssid || !ieee80211_is_data(hdr->frame_control))
- return 0;
- if (compare_ether_addr(sdata->u.wds.remote_addr, hdr->addr2))
+ if (!ether_addr_equal(sdata->u.wds.remote_addr, hdr->addr2))
return 0;
+
+ if (ieee80211_is_data(hdr->frame_control) ||
+ return 0;
+
break;
- default:
- /* should never get here */
+ 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
-@@ -31,7 +31,6 @@
+@@ -32,7 +32,6 @@
+ * @WLAN_STA_SHORT_PREAMBLE: Station is capable of receiving short-preamble
* frames.
- * @WLAN_STA_ASSOC_AP: We're associated to that station, it is an AP.
* @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.
-@@ -54,7 +53,6 @@ enum ieee80211_sta_info_flags {
- WLAN_STA_SHORT_PREAMBLE = 1<<4,
- WLAN_STA_ASSOC_AP = 1<<5,
- WLAN_STA_WME = 1<<6,
-- WLAN_STA_WDS = 1<<7,
- WLAN_STA_CLEAR_PS_FILT = 1<<9,
- WLAN_STA_MFP = 1<<10,
- WLAN_STA_BLOCK_BA = 1<<11,
---- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
-+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
-@@ -671,7 +671,7 @@ static int ar9003_hw_process_ini(struct
- REG_WRITE_ARRAY(&ah->iniModesAdditional,
- modesIndex, regWrites);
-
-- if (AR_SREV_9300(ah))
-+ if (AR_SREV_9330(ah))
- REG_WRITE_ARRAY(&ah->iniModesAdditional, 1, regWrites);
-
- if (AR_SREV_9340(ah) && !ah->is_clk_25mhz)
---- a/drivers/net/wireless/ath/ath9k/hw.c
-+++ b/drivers/net/wireless/ath/ath9k/hw.c
-@@ -975,7 +975,10 @@ void ath9k_hw_init_global_settings(struc
- if (ah->misc_mode != 0)
- REG_SET_BIT(ah, AR_PCU_MISC, ah->misc_mode);
-
-- rx_lat = 37;
-+ if (IS_CHAN_A_FAST_CLOCK(ah, chan))
-+ rx_lat = 41;
-+ else
-+ rx_lat = 37;
- tx_lat = 54;
-
- if (IS_CHAN_HALF_RATE(chan)) {
-@@ -989,7 +992,7 @@ void ath9k_hw_init_global_settings(struc
- sifstime = 32;
- } else if (IS_CHAN_QUARTER_RATE(chan)) {
- eifs = 340;
-- rx_lat *= 4;
-+ rx_lat = (rx_lat * 4) - 1;
- tx_lat *= 4;
- if (IS_CHAN_A_FAST_CLOCK(ah, chan))
- tx_lat += 22;
-@@ -997,8 +1000,14 @@ void ath9k_hw_init_global_settings(struc
- slottime = 21;
- sifstime = 64;
- } else {
-- eifs = REG_READ(ah, AR_D_GBL_IFS_EIFS)/common->clockrate;
-- reg = REG_READ(ah, AR_USEC);
-+ if (AR_SREV_9287(ah) && AR_SREV_9287_13_OR_LATER(ah)) {
-+ eifs = AR_D_GBL_IFS_EIFS_ASYNC_FIFO;
-+ reg = AR_USEC_ASYNC_FIFO;
+@@ -64,7 +63,6 @@ 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/net/mac80211/status.c
++++ b/net/mac80211/status.c
+@@ -34,7 +34,7 @@ void ieee80211_tx_status_irqsafe(struct
+ skb_queue_len(&local->skb_queue_unreliable);
+ while (tmp > IEEE80211_IRQSAFE_QUEUE_LIMIT &&
+ (skb = skb_dequeue(&local->skb_queue_unreliable))) {
+- dev_kfree_skb_irq(skb);
++ ieee80211_free_txskb(hw, skb);
+ tmp--;
+ I802_DEBUG_INC(local->tx_status_drop);
+ }
+@@ -159,7 +159,7 @@ static void ieee80211_handle_filtered_fr
+ "dropped TX filtered frame, queue_len=%d PS=%d @%lu\n",
+ skb_queue_len(&sta->tx_filtered[ac]),
+ !!test_sta_flag(sta, WLAN_STA_PS_STA), jiffies);
+- dev_kfree_skb(skb);
++ ieee80211_free_txskb(&local->hw, skb);
+ }
+
+ static void ieee80211_check_pending_bar(struct sta_info *sta, u8 *addr, u8 tid)
+@@ -324,6 +324,75 @@ static void ieee80211_add_tx_radiotap_he
+
+ }
+
++static void ieee80211_report_used_skb(struct ieee80211_local *local,
++ struct sk_buff *skb, bool dropped)
++{
++ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
++ struct ieee80211_hdr *hdr = (void *)skb->data;
++ bool acked = info->flags & IEEE80211_TX_STAT_ACK;
++
++ if (dropped)
++ acked = false;
++
++ if (info->flags & IEEE80211_TX_INTFL_NL80211_FRAME_TX) {
++ struct ieee80211_sub_if_data *sdata = NULL;
++ struct ieee80211_sub_if_data *iter_sdata;
++ u64 cookie = (unsigned long)skb;
++
++ rcu_read_lock();
++
++ if (skb->dev) {
++ list_for_each_entry_rcu(iter_sdata, &local->interfaces,
++ list) {
++ if (!iter_sdata->dev)
++ continue;
++
++ if (skb->dev == iter_sdata->dev) {
++ sdata = iter_sdata;
++ break;
++ }
++ }
+ } else {
-+ eifs = REG_READ(ah, AR_D_GBL_IFS_EIFS)/
-+ common->clockrate;
-+ reg = REG_READ(ah, AR_USEC);
++ sdata = rcu_dereference(local->p2p_sdata);
+ }
- rx_lat = MS(reg, AR_USEC_RX_LAT);
- tx_lat = MS(reg, AR_USEC_TX_LAT);
-
---- a/drivers/net/wireless/ath/ath9k/reg.h
-+++ b/drivers/net/wireless/ath/ath9k/reg.h
-@@ -619,6 +619,7 @@
- #define AR_D_GBL_IFS_EIFS 0x10b0
- #define AR_D_GBL_IFS_EIFS_M 0x0000FFFF
- #define AR_D_GBL_IFS_EIFS_RESV0 0xFFFF0000
-+#define AR_D_GBL_IFS_EIFS_ASYNC_FIFO 363
-
- #define AR_D_GBL_IFS_MISC 0x10f0
- #define AR_D_GBL_IFS_MISC_LFSR_SLICE_SEL 0x00000007
-@@ -1503,6 +1504,7 @@ enum {
- #define AR_USEC_TX_LAT_S 14
- #define AR_USEC_RX_LAT 0x1F800000
- #define AR_USEC_RX_LAT_S 23
-+#define AR_USEC_ASYNC_FIFO 0x12E00074
-
- #define AR_RESET_TSF 0x8020
- #define AR_RESET_TSF_ONCE 0x01000000
++
++ if (!sdata)
++ skb->dev = NULL;
++ else if (ieee80211_is_nullfunc(hdr->frame_control) ||
++ ieee80211_is_qos_nullfunc(hdr->frame_control)) {
++ cfg80211_probe_status(sdata->dev, hdr->addr1,
++ cookie, acked, GFP_ATOMIC);
++ } else {
++ cfg80211_mgmt_tx_status(&sdata->wdev, cookie, skb->data,
++ skb->len, acked, GFP_ATOMIC);
++ }
++
++ rcu_read_unlock();
++ }
++
++ if (unlikely(info->ack_frame_id)) {
++ struct sk_buff *ack_skb;
++ unsigned long flags;
++
++ spin_lock_irqsave(&local->ack_status_lock, flags);
++ ack_skb = idr_find(&local->ack_status_frames,
++ info->ack_frame_id);
++ if (ack_skb)
++ idr_remove(&local->ack_status_frames,
++ info->ack_frame_id);
++ spin_unlock_irqrestore(&local->ack_status_lock, flags);
++
++ if (ack_skb) {
++ if (!dropped) {
++ /* consumes ack_skb */
++ skb_complete_wifi_ack(ack_skb, acked);
++ } else {
++ dev_kfree_skb_any(ack_skb);
++ }
++ }
++ }
++}
++
+ /*
+ * Use a static threshold for now, best value to be determined
+ * by testing ...
+@@ -515,50 +584,7 @@ void ieee80211_tx_status(struct ieee8021
+ msecs_to_jiffies(10));
+ }
+
+- if (info->flags & IEEE80211_TX_INTFL_NL80211_FRAME_TX) {
+- u64 cookie = (unsigned long)skb;
+- acked = info->flags & IEEE80211_TX_STAT_ACK;
+-
+- if (ieee80211_is_nullfunc(hdr->frame_control) ||
+- ieee80211_is_qos_nullfunc(hdr->frame_control)) {
+- cfg80211_probe_status(skb->dev, hdr->addr1,
+- cookie, acked, GFP_ATOMIC);
+- } else if (skb->dev) {
+- cfg80211_mgmt_tx_status(
+- skb->dev->ieee80211_ptr, cookie, skb->data,
+- skb->len, acked, GFP_ATOMIC);
+- } else {
+- struct ieee80211_sub_if_data *p2p_sdata;
+-
+- rcu_read_lock();
+-
+- p2p_sdata = rcu_dereference(local->p2p_sdata);
+- if (p2p_sdata) {
+- cfg80211_mgmt_tx_status(
+- &p2p_sdata->wdev, cookie, skb->data,
+- skb->len, acked, GFP_ATOMIC);
+- }
+- rcu_read_unlock();
+- }
+- }
+-
+- if (unlikely(info->ack_frame_id)) {
+- struct sk_buff *ack_skb;
+- unsigned long flags;
+-
+- spin_lock_irqsave(&local->ack_status_lock, flags);
+- ack_skb = idr_find(&local->ack_status_frames,
+- info->ack_frame_id);
+- if (ack_skb)
+- idr_remove(&local->ack_status_frames,
+- info->ack_frame_id);
+- spin_unlock_irqrestore(&local->ack_status_lock, flags);
+-
+- /* consumes ack_skb */
+- if (ack_skb)
+- skb_complete_wifi_ack(ack_skb,
+- info->flags & IEEE80211_TX_STAT_ACK);
+- }
++ ieee80211_report_used_skb(local, skb, false);
+
+ /* this was a transmitted frame, but now we want to reuse it */
+ skb_orphan(skb);
+@@ -634,25 +660,17 @@ EXPORT_SYMBOL(ieee80211_report_low_ack);
+ void ieee80211_free_txskb(struct ieee80211_hw *hw, struct sk_buff *skb)
+ {
+ struct ieee80211_local *local = hw_to_local(hw);
+- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+-
+- if (unlikely(info->ack_frame_id)) {
+- struct sk_buff *ack_skb;
+- unsigned long flags;
+-
+- spin_lock_irqsave(&local->ack_status_lock, flags);
+- ack_skb = idr_find(&local->ack_status_frames,
+- info->ack_frame_id);
+- if (ack_skb)
+- idr_remove(&local->ack_status_frames,
+- info->ack_frame_id);
+- spin_unlock_irqrestore(&local->ack_status_lock, flags);
+-
+- /* consumes ack_skb */
+- if (ack_skb)
+- dev_kfree_skb_any(ack_skb);
+- }
+
++ ieee80211_report_used_skb(local, skb, true);
+ dev_kfree_skb_any(skb);
+ }
+ EXPORT_SYMBOL(ieee80211_free_txskb);
++
++void ieee80211_purge_tx_queue(struct ieee80211_hw *hw,
++ struct sk_buff_head *skbs)
++{
++ struct sk_buff *skb;
++
++ while ((skb = __skb_dequeue(skbs)))
++ ieee80211_free_txskb(hw, skb);
++}
+--- a/drivers/net/wireless/p54/main.c
++++ b/drivers/net/wireless/p54/main.c
+@@ -139,6 +139,7 @@ static int p54_beacon_format_ie_tim(stru
+ static int p54_beacon_update(struct p54_common *priv,
+ struct ieee80211_vif *vif)
+ {
++ struct ieee80211_tx_control control = { };
+ struct sk_buff *beacon;
+ int ret;
+
+@@ -158,7 +159,7 @@ static int p54_beacon_update(struct p54_
+ * to cancel the old beacon template by hand, instead the firmware
+ * will release the previous one through the feedback mechanism.
+ */
+- p54_tx_80211(priv->hw, NULL, beacon);
++ p54_tx_80211(priv->hw, &control, beacon);
+ priv->tsf_high32 = 0;
+ priv->tsf_low32 = 0;
+
+--- a/net/wireless/reg.c
++++ b/net/wireless/reg.c
+@@ -352,6 +352,9 @@ static void reg_regdb_search(struct work
+ struct reg_regdb_search_request *request;
+ const struct ieee80211_regdomain *curdom, *regdom;
+ int i, r;
++ bool set_reg = false;
++
++ mutex_lock(&cfg80211_mutex);
+
+ mutex_lock(®_regdb_search_mutex);
+ while (!list_empty(®_regdb_search_list)) {
+@@ -367,9 +370,7 @@ static void reg_regdb_search(struct work
+ r = reg_copy_regd(®dom, curdom);
+ if (r)
+ break;
+- mutex_lock(&cfg80211_mutex);
+- set_regdom(regdom);
+- mutex_unlock(&cfg80211_mutex);
++ set_reg = true;
+ break;
+ }
+ }
+@@ -377,6 +378,11 @@ static void reg_regdb_search(struct work
+ kfree(request);
+ }
+ mutex_unlock(®_regdb_search_mutex);
++
++ if (set_reg)
++ set_regdom(regdom);
++
++ mutex_unlock(&cfg80211_mutex);
+ }
+
+ static DECLARE_WORK(reg_regdb_work, reg_regdb_search);
+--- a/drivers/net/wireless/ath/ath9k/recv.c
++++ b/drivers/net/wireless/ath/ath9k/recv.c
+@@ -424,8 +424,8 @@ u32 ath_calcrxfilter(struct ath_softc *s
+ rfilt |= ATH9K_RX_FILTER_COMP_BAR;
+
+ if (sc->nvifs > 1 || (sc->rx.rxfilter & FIF_OTHER_BSS)) {
+- /* The following may also be needed for other older chips */
+- if (sc->sc_ah->hw_version.macVersion == AR_SREV_VERSION_9160)
++ /* This is needed for older chips */
++ if (sc->sc_ah->hw_version.macVersion <= AR_SREV_VERSION_9160)
+ rfilt |= ATH9K_RX_FILTER_PROM;
+ rfilt |= ATH9K_RX_FILTER_MCAST_BCAST_ALL;
+ }
+--- a/net/mac80211/mlme.c
++++ b/net/mac80211/mlme.c
+@@ -818,23 +818,71 @@ void ieee80211_sta_process_chanswitch(st
+ }
+
+ static void ieee80211_handle_pwr_constr(struct ieee80211_sub_if_data *sdata,
+- u16 capab_info, u8 *pwr_constr_elem,
+- u8 pwr_constr_elem_len)
++ struct ieee80211_channel *channel,
++ const u8 *country_ie, u8 country_ie_len,
++ const u8 *pwr_constr_elem)
+ {
+- struct ieee80211_conf *conf = &sdata->local->hw.conf;
++ struct ieee80211_country_ie_triplet *triplet;
++ int chan = ieee80211_frequency_to_channel(channel->center_freq);
++ int i, chan_pwr, chan_increment, new_ap_level;
++ bool have_chan_pwr = false;
+
+- if (!(capab_info & WLAN_CAPABILITY_SPECTRUM_MGMT))
++ /* Invalid IE */
++ if (country_ie_len % 2 || country_ie_len < IEEE80211_COUNTRY_IE_MIN_LEN)
+ return;
+
+- /* Power constraint IE length should be 1 octet */
+- if (pwr_constr_elem_len != 1)
+- return;
++ triplet = (void *)(country_ie + 3);
++ country_ie_len -= 3;
+
+- if ((*pwr_constr_elem <= conf->channel->max_reg_power) &&
+- (*pwr_constr_elem != sdata->local->power_constr_level)) {
+- sdata->local->power_constr_level = *pwr_constr_elem;
+- ieee80211_hw_config(sdata->local, 0);
++ switch (channel->band) {
++ default:
++ WARN_ON_ONCE(1);
++ /* fall through */
++ case IEEE80211_BAND_2GHZ:
++ case IEEE80211_BAND_60GHZ:
++ chan_increment = 1;
++ break;
++ case IEEE80211_BAND_5GHZ:
++ chan_increment = 4;
++ break;
+ }
++
++ /* find channel */
++ while (country_ie_len >= 3) {
++ u8 first_channel = triplet->chans.first_channel;
++
++ if (first_channel >= IEEE80211_COUNTRY_EXTENSION_ID)
++ goto next;
++
++ for (i = 0; i < triplet->chans.num_channels; i++) {
++ if (first_channel + i * chan_increment == chan) {
++ have_chan_pwr = true;
++ chan_pwr = triplet->chans.max_power;
++ break;
++ }
++ }
++ if (have_chan_pwr)
++ break;
++
++ next:
++ triplet++;
++ country_ie_len -= 3;
++ }
++
++ if (!have_chan_pwr)
++ return;
++
++ new_ap_level = max_t(int, 0, chan_pwr - *pwr_constr_elem);
++
++ if (sdata->local->ap_power_level == new_ap_level)
++ return;
++
++ sdata_info(sdata,
++ "Limiting TX power to %d (%d - %d) dBm as advertised by %pM\n",
++ new_ap_level, chan_pwr, *pwr_constr_elem,
++ sdata->u.mgd.bssid);
++ sdata->local->ap_power_level = new_ap_level;
++ ieee80211_hw_config(sdata->local, 0);
+ }
+
+ void ieee80211_enable_dyn_ps(struct ieee80211_vif *vif)
+@@ -1390,7 +1438,7 @@ static void ieee80211_set_disassoc(struc
+ sta = sta_info_get(sdata, ifmgd->bssid);
+ if (sta) {
+ set_sta_flag(sta, WLAN_STA_BLOCK_BA);
+- ieee80211_sta_tear_down_BA_sessions(sta, tx);
++ ieee80211_sta_tear_down_BA_sessions(sta, false);
+ }
+ mutex_unlock(&local->sta_mtx);
+
+@@ -1438,7 +1486,7 @@ static void ieee80211_set_disassoc(struc
+ memset(&ifmgd->ht_capa, 0, sizeof(ifmgd->ht_capa));
+ memset(&ifmgd->ht_capa_mask, 0, sizeof(ifmgd->ht_capa_mask));
+
+- local->power_constr_level = 0;
++ local->ap_power_level = 0;
+
+ del_timer_sync(&local->dynamic_ps_timer);
+ cancel_work_sync(&local->dynamic_ps_enable_work);
+@@ -2530,15 +2578,13 @@ static void ieee80211_rx_mgmt_beacon(str
+ bssid, true);
+ }
+
+- /* Note: country IE parsing is done for us by cfg80211 */
+- if (elems.country_elem) {
+- /* TODO: IBSS also needs this */
+- if (elems.pwr_constr_elem)
+- ieee80211_handle_pwr_constr(sdata,
+- le16_to_cpu(mgmt->u.probe_resp.capab_info),
+- elems.pwr_constr_elem,
+- elems.pwr_constr_elem_len);
+- }
++ if (elems.country_elem && elems.pwr_constr_elem &&
++ mgmt->u.probe_resp.capab_info &
++ cpu_to_le16(WLAN_CAPABILITY_SPECTRUM_MGMT))
++ ieee80211_handle_pwr_constr(sdata, local->oper_channel,
++ elems.country_elem,
++ elems.country_elem_len,
++ elems.pwr_constr_elem);
+
+ ieee80211_bss_info_change_notify(sdata, changed);
+ }
+@@ -3526,6 +3572,7 @@ int ieee80211_mgd_deauth(struct ieee8021
+ {
+ struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
+ u8 frame_buf[DEAUTH_DISASSOC_LEN];
++ bool tx = !req->local_state_change;
+
+ mutex_lock(&ifmgd->mtx);
+
+@@ -3542,12 +3589,12 @@ int ieee80211_mgd_deauth(struct ieee8021
+ if (ifmgd->associated &&
+ ether_addr_equal(ifmgd->associated->bssid, req->bssid)) {
+ ieee80211_set_disassoc(sdata, IEEE80211_STYPE_DEAUTH,
+- req->reason_code, true, frame_buf);
++ req->reason_code, tx, frame_buf);
+ } else {
+ drv_mgd_prepare_tx(sdata->local, sdata);
+ ieee80211_send_deauth_disassoc(sdata, req->bssid,
+ IEEE80211_STYPE_DEAUTH,
+- req->reason_code, true,
++ req->reason_code, tx,
+ frame_buf);
+ }
+
+--- a/net/mac80211/sta_info.c
++++ b/net/mac80211/sta_info.c
+@@ -585,7 +585,7 @@ static bool sta_info_cleanup_expire_buff
+ */
+ if (!skb)
+ break;
+- dev_kfree_skb(skb);
++ ieee80211_free_txskb(&local->hw, skb);
+ }
+
+ /*
+@@ -614,7 +614,7 @@ static bool sta_info_cleanup_expire_buff
+ local->total_ps_buffered--;
+ ps_dbg(sta->sdata, "Buffered frame expired (STA %pM)\n",
+ sta->sta.addr);
+- dev_kfree_skb(skb);
++ ieee80211_free_txskb(&local->hw, skb);
+ }
+
+ /*
+@@ -674,7 +674,7 @@ int __must_check __sta_info_destroy(stru
+ * will be sufficient.
+ */
+ set_sta_flag(sta, WLAN_STA_BLOCK_BA);
+- ieee80211_sta_tear_down_BA_sessions(sta, true);
++ ieee80211_sta_tear_down_BA_sessions(sta, false);
+
+ ret = sta_info_hash_del(local, sta);
+ if (ret)
+@@ -730,8 +730,8 @@ int __must_check __sta_info_destroy(stru
+
+ for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) {
+ local->total_ps_buffered -= skb_queue_len(&sta->ps_tx_buf[ac]);
+- __skb_queue_purge(&sta->ps_tx_buf[ac]);
+- __skb_queue_purge(&sta->tx_filtered[ac]);
++ ieee80211_purge_tx_queue(&local->hw, &sta->ps_tx_buf[ac]);
++ ieee80211_purge_tx_queue(&local->hw, &sta->tx_filtered[ac]);
+ }
+
+ #ifdef CONFIG_MAC80211_MESH
+@@ -765,7 +765,7 @@ int __must_check __sta_info_destroy(stru
+ tid_tx = rcu_dereference_raw(sta->ampdu_mlme.tid_tx[i]);
+ if (!tid_tx)
+ continue;
+- __skb_queue_purge(&tid_tx->pending);
++ ieee80211_purge_tx_queue(&local->hw, &tid_tx->pending);
+ kfree(tid_tx);
+ }
+
+--- a/drivers/net/wireless/ath/ath5k/phy.c
++++ b/drivers/net/wireless/ath/ath5k/phy.c
+@@ -1977,11 +1977,13 @@ ath5k_hw_set_spur_mitigation_filter(stru
+ spur_delta_phase = (spur_offset << 18) / 25;
+ spur_freq_sigma_delta = (spur_delta_phase >> 10);
+ symbol_width = AR5K_SPUR_SYMBOL_WIDTH_BASE_100Hz / 2;
++ break;
+ case AR5K_BWMODE_5MHZ:
+ /* Both sample_freq and chip_freq are 10MHz (?) */
+ spur_delta_phase = (spur_offset << 19) / 25;
+ spur_freq_sigma_delta = (spur_delta_phase >> 10);
+ symbol_width = AR5K_SPUR_SYMBOL_WIDTH_BASE_100Hz / 4;
++ break;
+ default:
+ if (channel->band == IEEE80211_BAND_5GHZ) {
+ /* Both sample_freq and chip_freq are 40MHz */
+--- a/net/mac80211/ieee80211_i.h
++++ b/net/mac80211/ieee80211_i.h
+@@ -1062,7 +1062,7 @@ struct ieee80211_local {
+ bool disable_dynamic_ps;
+
+ int user_power_level; /* in dBm */
+- int power_constr_level; /* in dBm */
++ int ap_power_level; /* in dBm */
+
+ enum ieee80211_smps_mode smps_mode;
+
+@@ -1170,7 +1170,6 @@ struct ieee802_11_elems {
+ u8 prep_len;
+ u8 perr_len;
+ u8 country_elem_len;
+- u8 pwr_constr_elem_len;
+ u8 quiet_elem_len;
+ u8 num_of_quiet_elem; /* can be more the one */
+ u8 timeout_int_len;
+@@ -1318,6 +1317,8 @@ netdev_tx_t ieee80211_monitor_start_xmit
+ struct net_device *dev);
+ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb,
+ struct net_device *dev);
++void ieee80211_purge_tx_queue(struct ieee80211_hw *hw,
++ struct sk_buff_head *skbs);
+
+ /* HT */
+ void ieee80211_apply_htcap_overrides(struct ieee80211_sub_if_data *sdata,
+--- a/net/mac80211/util.c
++++ b/net/mac80211/util.c
+@@ -406,7 +406,7 @@ void ieee80211_add_pending_skb(struct ie
+ int queue = info->hw_queue;
+
+ if (WARN_ON(!info->control.vif)) {
+- kfree_skb(skb);
++ ieee80211_free_txskb(&local->hw, skb);
+ return;
+ }
+
+@@ -431,7 +431,7 @@ void ieee80211_add_pending_skbs_fn(struc
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+
+ if (WARN_ON(!info->control.vif)) {
+- kfree_skb(skb);
++ ieee80211_free_txskb(&local->hw, skb);
+ continue;
+ }
+
+@@ -792,8 +792,11 @@ u32 ieee802_11_parse_elems_crc(u8 *start
+ elems->country_elem_len = elen;
+ break;
+ case WLAN_EID_PWR_CONSTRAINT:
++ if (elen != 1) {
++ elem_parse_failed = true;
++ break;
++ }
+ elems->pwr_constr_elem = pos;
+- elems->pwr_constr_elem_len = elen;
+ break;
+ case WLAN_EID_TIMEOUT_INTERVAL:
+ elems->timeout_int = pos;
+--- a/net/mac80211/main.c
++++ b/net/mac80211/main.c
+@@ -154,13 +154,11 @@ int ieee80211_hw_config(struct ieee80211
+
+ if (test_bit(SCAN_SW_SCANNING, &local->scanning) ||
+ test_bit(SCAN_ONCHANNEL_SCANNING, &local->scanning) ||
+- test_bit(SCAN_HW_SCANNING, &local->scanning))
++ test_bit(SCAN_HW_SCANNING, &local->scanning) ||
++ !local->ap_power_level)
+ power = chan->max_power;
+ else
+- power = local->power_constr_level ?
+- min(chan->max_power,
+- (chan->max_reg_power - local->power_constr_level)) :
+- chan->max_power;
++ power = min(chan->max_power, local->ap_power_level);
+
+ if (local->user_power_level >= 0)
+ power = min(power, local->user_power_level);
+--- a/include/net/cfg80211.h
++++ b/include/net/cfg80211.h
+@@ -1218,6 +1218,7 @@ struct cfg80211_deauth_request {
+ const u8 *ie;
+ size_t ie_len;
+ u16 reason_code;
++ bool local_state_change;
+ };
+
+ /**
+--- a/net/wireless/mlme.c
++++ b/net/wireless/mlme.c
+@@ -457,20 +457,14 @@ int __cfg80211_mlme_deauth(struct cfg802
+ .reason_code = reason,
+ .ie = ie,
+ .ie_len = ie_len,
++ .local_state_change = local_state_change,
+ };
+
+ ASSERT_WDEV_LOCK(wdev);
+
+- if (local_state_change) {
+- if (wdev->current_bss &&
+- ether_addr_equal(wdev->current_bss->pub.bssid, bssid)) {
+- cfg80211_unhold_bss(wdev->current_bss);
+- cfg80211_put_bss(&wdev->current_bss->pub);
+- wdev->current_bss = NULL;
+- }
+-
++ if (local_state_change && (!wdev->current_bss ||
++ !ether_addr_equal(wdev->current_bss->pub.bssid, bssid)))
+ return 0;
+- }
+
+ return rdev->ops->deauth(&rdev->wiphy, dev, &req);
+ }
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
-@@ -582,7 +582,10 @@ static bool ath_lookup_legacy(struct ath
- tx_info = IEEE80211_SKB_CB(skb);
- rates = tx_info->control.rates;
+@@ -386,7 +386,7 @@ static void ath_tx_complete_aggr(struct
+ u16 seq_st = 0, acked_cnt = 0, txfail_cnt = 0, seq_first;
+ u32 ba[WME_BA_BMP_SIZE >> 5];
+ int isaggr, txfail, txpending, sendbar = 0, needreset = 0, nbad = 0;
+- bool rc_update = true;
++ bool rc_update = true, isba;
+ struct ieee80211_tx_rate rates[4];
+ struct ath_frame_info *fi;
+ int nframes;
+@@ -430,13 +430,17 @@ static void ath_tx_complete_aggr(struct
+ tidno = ieee80211_get_qos_ctl(hdr)[0] & IEEE80211_QOS_CTL_TID_MASK;
+ tid = ATH_AN_2_TID(an, tidno);
+ seq_first = tid->seq_start;
++ isba = ts->ts_flags & ATH9K_TX_BA;
+
+ /*
+ * The hardware occasionally sends a tx status for the wrong TID.
+ * In this case, the BA status cannot be considered valid and all
+ * subframes need to be retransmitted
++ *
++ * Only BlockAcks have a TID and therefore normal Acks cannot be
++ * checked
+ */
+- if (tidno != ts->tid)
++ if (isba && tidno != ts->tid)
+ txok = false;
+
+ isaggr = bf_isaggr(bf);
+--- a/net/mac80211/cfg.c
++++ b/net/mac80211/cfg.c
+@@ -2563,6 +2563,9 @@ static void ieee80211_mgmt_frame_registe
+ else
+ local->probe_req_reg--;
-- for (i = 3; i >= 0; i--) {
-+ for (i = 0; i < 4; i++) {
-+ if (!rates[i].count || rates[i].idx < 0)
++ if (!local->open_count)
+ break;
+
- if (!(rates[i].flags & IEEE80211_TX_RC_MCS))
- return true;
+ ieee80211_queue_work(&local->hw, &local->reconfig_filter);
+ break;
+ default:
+--- a/net/mac80211/tx.c
++++ b/net/mac80211/tx.c
+@@ -354,7 +354,7 @@ static void purge_old_ps_buffers(struct
+ total += skb_queue_len(&sta->ps_tx_buf[ac]);
+ if (skb) {
+ purged++;
+- dev_kfree_skb(skb);
++ ieee80211_free_txskb(&local->hw, skb);
+ break;
+ }
+ }
+@@ -466,7 +466,7 @@ ieee80211_tx_h_unicast_ps_buf(struct iee
+ ps_dbg(tx->sdata,
+ "STA %pM TX buffer for AC %d full - dropping oldest frame\n",
+ sta->sta.addr, ac);
+- dev_kfree_skb(old);
++ ieee80211_free_txskb(&local->hw, old);
+ } else
+ tx->local->total_ps_buffered++;
+
+@@ -1103,7 +1103,7 @@ static bool ieee80211_tx_prep_agg(struct
+ spin_unlock(&tx->sta->lock);
+
+ if (purge_skb)
+- dev_kfree_skb(purge_skb);
++ ieee80211_free_txskb(&tx->local->hw, purge_skb);
}
+
+ /* reset session timer */
+@@ -1214,7 +1214,7 @@ static bool ieee80211_tx_frags(struct ie
+ #ifdef CONFIG_MAC80211_VERBOSE_DEBUG
+ if (WARN_ON_ONCE(q >= local->hw.queues)) {
+ __skb_unlink(skb, skbs);
+- dev_kfree_skb(skb);
++ ieee80211_free_txskb(&local->hw, skb);
+ continue;
+ }
+ #endif
+@@ -1356,9 +1356,9 @@ static int invoke_tx_handlers(struct iee
+ if (unlikely(res == TX_DROP)) {
+ I802_DEBUG_INC(tx->local->tx_handlers_drop);
+ if (tx->skb)
+- dev_kfree_skb(tx->skb);
++ ieee80211_free_txskb(&tx->local->hw, tx->skb);
+ else
+- __skb_queue_purge(&tx->skbs);
++ ieee80211_purge_tx_queue(&tx->local->hw, &tx->skbs);
+ return -1;
+ } else if (unlikely(res == TX_QUEUED)) {
+ I802_DEBUG_INC(tx->local->tx_handlers_queued);
+@@ -1393,7 +1393,7 @@ static bool ieee80211_tx(struct ieee8021
+ res_prepare = ieee80211_tx_prepare(sdata, &tx, skb);
+
+ if (unlikely(res_prepare == TX_DROP)) {
+- dev_kfree_skb(skb);
++ ieee80211_free_txskb(&local->hw, skb);
+ goto out;
+ } else if (unlikely(res_prepare == TX_QUEUED)) {
+ goto out;
+@@ -1465,7 +1465,7 @@ void ieee80211_xmit(struct ieee80211_sub
+ headroom = max_t(int, 0, headroom);
+
+ if (ieee80211_skb_resize(sdata, skb, headroom, may_encrypt)) {
+- dev_kfree_skb(skb);
++ ieee80211_free_txskb(&local->hw, skb);
+ rcu_read_unlock();
+ return;
+ }
+@@ -2056,8 +2056,10 @@ netdev_tx_t ieee80211_subif_start_xmit(s
+ head_need += IEEE80211_ENCRYPT_HEADROOM;
+ head_need += local->tx_headroom;
+ head_need = max_t(int, 0, head_need);
+- if (ieee80211_skb_resize(sdata, skb, head_need, true))
+- goto fail;
++ if (ieee80211_skb_resize(sdata, skb, head_need, true)) {
++ ieee80211_free_txskb(&local->hw, skb);
++ return NETDEV_TX_OK;
++ }
+ }
+
+ if (encaps_data) {
+@@ -2124,10 +2126,13 @@ netdev_tx_t ieee80211_subif_start_xmit(s
+ */
+ void ieee80211_clear_tx_pending(struct ieee80211_local *local)
+ {
++ struct sk_buff *skb;
+ int i;
+
+- for (i = 0; i < local->hw.queues; i++)
+- skb_queue_purge(&local->pending[i]);
++ for (i = 0; i < local->hw.queues; i++) {
++ while ((skb = skb_dequeue(&local->pending[i])) != NULL)
++ ieee80211_free_txskb(&local->hw, skb);
++ }
+ }
+
+ /*
+@@ -2190,7 +2195,7 @@ void ieee80211_tx_pending(unsigned long
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+
+ if (WARN_ON(!info->control.vif)) {
+- kfree_skb(skb);
++ ieee80211_free_txskb(&local->hw, skb);
+ continue;
+ }
+
projects / openwrt.git / blobdiff