+--- a/drivers/net/wireless/ath/ath5k/base.c
++++ b/drivers/net/wireless/ath/ath5k/base.c
+@@ -2417,6 +2417,22 @@ ath5k_tx_complete_poll_work(struct work_
+ * Initialization routines *
+ \*************************/
+
++static const struct ieee80211_iface_limit if_limits[] = {
++ { .max = 2048, .types = BIT(NL80211_IFTYPE_STATION) },
++ { .max = 4, .types =
++#ifdef CONFIG_MAC80211_MESH
++ BIT(NL80211_IFTYPE_MESH_POINT) |
++#endif
++ BIT(NL80211_IFTYPE_AP) },
++};
++
++static const struct ieee80211_iface_combination if_comb = {
++ .limits = if_limits,
++ .n_limits = ARRAY_SIZE(if_limits),
++ .max_interfaces = 2048,
++ .num_different_channels = 1,
++};
++
+ int __devinit
+ ath5k_init_ah(struct ath5k_hw *ah, const struct ath_bus_ops *bus_ops)
+ {
+@@ -2438,6 +2454,9 @@ ath5k_init_ah(struct ath5k_hw *ah, const
+ BIT(NL80211_IFTYPE_ADHOC) |
+ BIT(NL80211_IFTYPE_MESH_POINT);
+
++ hw->wiphy->iface_combinations = &if_comb;
++ hw->wiphy->n_iface_combinations = 1;
++
+ /* SW support for IBSS_RSN is provided by mac80211 */
+ hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN;
+
--- a/net/mac80211/agg-rx.c
+++ b/net/mac80211/agg-rx.c
-@@ -176,6 +176,8 @@ static void ieee80211_send_addba_resp(st
- memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN);
- else if (sdata->vif.type == NL80211_IFTYPE_STATION)
+@@ -145,15 +145,20 @@ static void sta_rx_agg_session_timer_exp
+ struct tid_ampdu_rx *tid_rx;
+ unsigned long timeout;
+
++ rcu_read_lock();
+ tid_rx = rcu_dereference(sta->ampdu_mlme.tid_rx[*ptid]);
+- if (!tid_rx)
++ if (!tid_rx) {
++ rcu_read_unlock();
+ return;
++ }
+
+ timeout = tid_rx->last_rx + TU_TO_JIFFIES(tid_rx->timeout);
+ if (time_is_after_jiffies(timeout)) {
+ mod_timer(&tid_rx->session_timer, timeout);
++ rcu_read_unlock();
+ return;
+ }
++ rcu_read_unlock();
+
+ #ifdef CONFIG_MAC80211_HT_DEBUG
+ printk(KERN_DEBUG "rx session timer expired on tid %d\n", (u16)*ptid);
+@@ -200,6 +205,8 @@ 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);
-@@ -262,7 +264,11 @@ void ieee80211_process_addba_request(str
- "%pM on tid %u\n",
- mgmt->sa, tid);
- #endif /* CONFIG_MAC80211_HT_DEBUG */
-- goto end;
-+
-+ /* delete existing Rx BA session on the same tid */
-+ ___ieee80211_stop_rx_ba_session(sta, tid, WLAN_BACK_RECIPIENT,
-+ WLAN_STATUS_UNSPECIFIED_QOS,
-+ false);
- }
-
- /* prepare A-MPDU MLME for Rx aggregation */
--- 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 &&
+@@ -490,6 +491,7 @@ 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)) {
--- 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_
+@@ -284,7 +284,6 @@ static int ieee80211_do_open(struct net_
{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
struct ieee80211_local *local = sdata->local;
u32 changed = 0;
int res;
u32 hw_reconf_flags = 0;
-@@ -290,27 +289,6 @@ static int ieee80211_do_open(struct net_
+@@ -430,28 +429,6 @@ static int ieee80211_do_open(struct net_
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) {
/*
* 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
+@@ -642,6 +619,8 @@ static void ieee80211_do_stop(struct iee
+ ieee80211_configure_filter(local);
+ break;
+ default:
++ flush_work(&local->hw_roc_start);
++ flush_work(&local->hw_roc_done);
+ flush_work(&sdata->work);
+ /*
+ * When we get here, the interface is marked down.
+@@ -848,6 +827,72 @@ 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
+@@ -952,6 +997,9 @@ 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
-@@ -2137,7 +2137,8 @@ ieee80211_rx_h_action(struct ieee80211_r
- */
- if (sdata->vif.type != NL80211_IFTYPE_STATION &&
+@@ -2284,6 +2284,7 @@ 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 */
-@@ -2335,13 +2336,14 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_
+@@ -2498,14 +2499,15 @@ 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):
-@@ -2680,10 +2682,16 @@ static int prepare_for_handlers(struct i
+ case cpu_to_le16(IEEE80211_STYPE_ASSOC_RESP):
+ case cpu_to_le16(IEEE80211_STYPE_REASSOC_RESP):
+@@ -2839,10 +2841,16 @@ static int prepare_for_handlers(struct i
}
break;
case NL80211_IFTYPE_WDS:
/* should never get here */
--- 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/beacon.c
-+++ b/drivers/net/wireless/ath/ath9k/beacon.c
-@@ -384,7 +384,9 @@ void ath_beacon_tasklet(unsigned long da
- ath_dbg(common, ATH_DBG_BSTUCK,
- "beacon is officially stuck\n");
- sc->sc_flags |= SC_OP_TSF_RESET;
-+ spin_lock(&sc->sc_pcu_lock);
- ath_reset(sc, true);
-+ spin_unlock(&sc->sc_pcu_lock);
+@@ -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/util.c
++++ b/net/mac80211/util.c
+@@ -804,7 +804,7 @@ void ieee80211_set_wmm_default(struct ie
+ struct ieee80211_local *local = sdata->local;
+ struct ieee80211_tx_queue_params qparam;
+ int ac;
+- bool use_11b;
++ bool use_11b, enable_qos;
+ int aCWmin, aCWmax;
+
+ if (!local->ops->conf_tx)
+@@ -818,6 +818,13 @@ void ieee80211_set_wmm_default(struct ie
+ use_11b = (local->hw.conf.channel->band == IEEE80211_BAND_2GHZ) &&
+ !(sdata->flags & IEEE80211_SDATA_OPERATING_GMODE);
+
++ /*
++ * By default disable QoS in STA mode for old access points, which do
++ * not support 802.11e. New APs will provide proper queue parameters,
++ * that we will configure later.
++ */
++ enable_qos = (sdata->vif.type != NL80211_IFTYPE_STATION);
++
+ for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) {
+ /* Set defaults according to 802.11-2007 Table 7-37 */
+ aCWmax = 1023;
+@@ -826,38 +833,47 @@ void ieee80211_set_wmm_default(struct ie
+ else
+ aCWmin = 15;
+
+- switch (ac) {
+- case IEEE80211_AC_BK:
+- qparam.cw_max = aCWmax;
+- qparam.cw_min = aCWmin;
+- qparam.txop = 0;
+- qparam.aifs = 7;
+- break;
+- default: /* never happens but let's not leave undefined */
+- case IEEE80211_AC_BE:
++ if (enable_qos) {
++ switch (ac) {
++ case IEEE80211_AC_BK:
++ qparam.cw_max = aCWmax;
++ qparam.cw_min = aCWmin;
++ qparam.txop = 0;
++ qparam.aifs = 7;
++ break;
++ /* never happens but let's not leave undefined */
++ default:
++ case IEEE80211_AC_BE:
++ qparam.cw_max = aCWmax;
++ qparam.cw_min = aCWmin;
++ qparam.txop = 0;
++ qparam.aifs = 3;
++ break;
++ case IEEE80211_AC_VI:
++ qparam.cw_max = aCWmin;
++ qparam.cw_min = (aCWmin + 1) / 2 - 1;
++ if (use_11b)
++ qparam.txop = 6016/32;
++ else
++ qparam.txop = 3008/32;
++ qparam.aifs = 2;
++ break;
++ case IEEE80211_AC_VO:
++ qparam.cw_max = (aCWmin + 1) / 2 - 1;
++ qparam.cw_min = (aCWmin + 1) / 4 - 1;
++ if (use_11b)
++ qparam.txop = 3264/32;
++ else
++ qparam.txop = 1504/32;
++ qparam.aifs = 2;
++ break;
++ }
++ } else {
++ /* Confiure old 802.11b/g medium access rules. */
+ qparam.cw_max = aCWmax;
+ qparam.cw_min = aCWmin;
+ qparam.txop = 0;
+- qparam.aifs = 3;
+- break;
+- case IEEE80211_AC_VI:
+- qparam.cw_max = aCWmin;
+- qparam.cw_min = (aCWmin + 1) / 2 - 1;
+- if (use_11b)
+- qparam.txop = 6016/32;
+- else
+- qparam.txop = 3008/32;
+ qparam.aifs = 2;
+- break;
+- case IEEE80211_AC_VO:
+- qparam.cw_max = (aCWmin + 1) / 2 - 1;
+- qparam.cw_min = (aCWmin + 1) / 4 - 1;
+- if (use_11b)
+- qparam.txop = 3264/32;
+- else
+- qparam.txop = 1504/32;
+- qparam.aifs = 2;
+- break;
}
- return;
---- a/drivers/net/wireless/ath/ath9k/main.c
-+++ b/drivers/net/wireless/ath/ath9k/main.c
-@@ -617,8 +617,11 @@ void ath_hw_check(struct work_struct *wo
- ath_dbg(common, ATH_DBG_RESET, "Possible baseband hang, "
- "busy=%d (try %d)\n", busy, sc->hw_busy_count + 1);
- if (busy >= 99) {
-- if (++sc->hw_busy_count >= 3)
-+ if (++sc->hw_busy_count >= 3) {
-+ spin_lock_bh(&sc->sc_pcu_lock);
- ath_reset(sc, true);
-+ spin_unlock_bh(&sc->sc_pcu_lock);
-+ }
- } else if (busy >= 0)
- sc->hw_busy_count = 0;
-
-@@ -637,7 +640,9 @@ static void ath_hw_pll_rx_hang_check(str
- /* Rx is hung for more than 500ms. Reset it */
- ath_dbg(common, ATH_DBG_RESET,
- "Possible RX hang, resetting");
-+ spin_lock_bh(&sc->sc_pcu_lock);
- ath_reset(sc, true);
-+ spin_unlock_bh(&sc->sc_pcu_lock);
- count = 0;
- }
- } else
-@@ -674,7 +679,9 @@ void ath9k_tasklet(unsigned long data)
-
- if ((status & ATH9K_INT_FATAL) ||
- (status & ATH9K_INT_BB_WATCHDOG)) {
-+ spin_lock(&sc->sc_pcu_lock);
- ath_reset(sc, true);
-+ spin_unlock(&sc->sc_pcu_lock);
- return;
+ qparam.uapsd = false;
+@@ -866,12 +882,8 @@ void ieee80211_set_wmm_default(struct ie
+ drv_conf_tx(local, sdata, ac, &qparam);
}
-@@ -980,7 +987,6 @@ int ath_reset(struct ath_softc *sc, bool
- del_timer_sync(&common->ani.timer);
-
- ath9k_ps_wakeup(sc);
-- spin_lock_bh(&sc->sc_pcu_lock);
-
- ieee80211_stop_queues(hw);
-
-@@ -1023,7 +1029,6 @@ int ath_reset(struct ath_softc *sc, bool
+- /* after reinitialize QoS TX queues setting to default,
+- * disable QoS at all */
+-
+ if (sdata->vif.type != NL80211_IFTYPE_MONITOR) {
+- sdata->vif.bss_conf.qos =
+- sdata->vif.type != NL80211_IFTYPE_STATION;
++ sdata->vif.bss_conf.qos = enable_qos;
+ if (bss_notify)
+ ieee80211_bss_info_change_notify(sdata,
+ BSS_CHANGED_QOS);
+--- a/drivers/net/wireless/ath/ath9k/beacon.c
++++ b/drivers/net/wireless/ath/ath9k/beacon.c
+@@ -48,7 +48,10 @@ int ath_beaconq_config(struct ath_softc
+ txq = sc->tx.txq_map[WME_AC_BE];
+ ath9k_hw_get_txq_props(ah, txq->axq_qnum, &qi_be);
+ qi.tqi_aifs = qi_be.tqi_aifs;
+- qi.tqi_cwmin = 4*qi_be.tqi_cwmin;
++ if (ah->slottime == ATH9K_SLOT_TIME_20)
++ qi.tqi_cwmin = 2*qi_be.tqi_cwmin;
++ else
++ qi.tqi_cwmin = 4*qi_be.tqi_cwmin;
+ qi.tqi_cwmax = qi_be.tqi_cwmax;
}
- ieee80211_wake_queues(hw);
-- spin_unlock_bh(&sc->sc_pcu_lock);
-
- /* Start ANI */
- if (!common->disable_ani)
-@@ -2326,9 +2331,9 @@ static void ath9k_flush(struct ieee80211
- ath9k_ps_wakeup(sc);
- spin_lock_bh(&sc->sc_pcu_lock);
- drain_txq = ath_drain_all_txq(sc, false);
-- spin_unlock_bh(&sc->sc_pcu_lock);
- if (!drain_txq)
- ath_reset(sc, false);
-+ spin_unlock_bh(&sc->sc_pcu_lock);
- ath9k_ps_restore(sc);
- ieee80211_wake_queues(hw);
-
---- a/drivers/net/wireless/ath/ath9k/xmit.c
-+++ b/drivers/net/wireless/ath/ath9k/xmit.c
-@@ -565,11 +565,8 @@ static void ath_tx_complete_aggr(struct
-
- rcu_read_unlock();
-
-- if (needreset) {
-- spin_unlock_bh(&sc->sc_pcu_lock);
-+ if (needreset)
- ath_reset(sc, false);
-- spin_lock_bh(&sc->sc_pcu_lock);
-- }
+--- a/net/mac80211/mlme.c
++++ b/net/mac80211/mlme.c
+@@ -1220,6 +1220,22 @@ static void ieee80211_sta_wmm_params(str
+ sdata->vif.bss_conf.qos = true;
}
- static u32 ath_lookup_rate(struct ath_softc *sc, struct ath_buf *bf,
-@@ -664,7 +661,8 @@ static int ath_compute_num_delims(struct
- * TODO - this could be improved to be dependent on the rate.
- * The hardware can keep up at lower rates, but not higher rates
- */
-- if (fi->keyix != ATH9K_TXKEYIX_INVALID)
-+ if ((fi->keyix != ATH9K_TXKEYIX_INVALID) &&
-+ !(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA))
- ndelim += ATH_AGGR_ENCRYPTDELIM;
++static void __ieee80211_stop_poll(struct ieee80211_sub_if_data *sdata)
++{
++ lockdep_assert_held(&sdata->local->mtx);
++
++ sdata->u.mgd.flags &= ~(IEEE80211_STA_CONNECTION_POLL |
++ IEEE80211_STA_BEACON_POLL);
++ ieee80211_run_deferred_scan(sdata->local);
++}
++
++static void ieee80211_stop_poll(struct ieee80211_sub_if_data *sdata)
++{
++ mutex_lock(&sdata->local->mtx);
++ __ieee80211_stop_poll(sdata);
++ mutex_unlock(&sdata->local->mtx);
++}
++
+ static u32 ieee80211_handle_bss_capability(struct ieee80211_sub_if_data *sdata,
+ u16 capab, bool erp_valid, u8 erp)
+ {
+@@ -1285,8 +1301,7 @@ static void ieee80211_set_associated(str
+ sdata->u.mgd.flags |= IEEE80211_STA_RESET_SIGNAL_AVE;
+
+ /* just to be sure */
+- sdata->u.mgd.flags &= ~(IEEE80211_STA_CONNECTION_POLL |
+- IEEE80211_STA_BEACON_POLL);
++ ieee80211_stop_poll(sdata);
- /*
-@@ -2169,7 +2167,9 @@ static void ath_tx_complete_poll_work(st
- if (needreset) {
- ath_dbg(ath9k_hw_common(sc->sc_ah), ATH_DBG_RESET,
- "tx hung, resetting the chip\n");
-+ spin_lock_bh(&sc->sc_pcu_lock);
- ath_reset(sc, true);
-+ spin_unlock_bh(&sc->sc_pcu_lock);
- }
+ ieee80211_led_assoc(local, 1);
- ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work,
---- a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c
-+++ b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c
-@@ -236,7 +236,7 @@ static void ar9003_paprd_get_gain_table(
- memset(entry, 0, sizeof(ah->paprd_gain_table_entries));
- memset(index, 0, sizeof(ah->paprd_gain_table_index));
-
-- for (i = 0; i < 32; i++) {
-+ for (i = 0; i < PAPRD_GAIN_TABLE_ENTRIES; i++) {
- entry[i] = REG_READ(ah, reg);
- index[i] = (entry[i] >> 24) & 0xff;
- reg += 4;
-@@ -246,13 +246,13 @@ static void ar9003_paprd_get_gain_table(
- static unsigned int ar9003_get_desired_gain(struct ath_hw *ah, int chain,
- int target_power)
- {
-- int olpc_gain_delta = 0;
-+ int olpc_gain_delta = 0, cl_gain_mod;
- int alpha_therm, alpha_volt;
- int therm_cal_value, volt_cal_value;
- int therm_value, volt_value;
- int thermal_gain_corr, voltage_gain_corr;
- int desired_scale, desired_gain = 0;
-- u32 reg;
-+ u32 reg_olpc = 0, reg_cl_gain = 0;
-
- REG_CLR_BIT(ah, AR_PHY_PAPRD_TRAINER_STAT1,
- AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_DONE);
-@@ -271,15 +271,29 @@ static unsigned int ar9003_get_desired_g
- volt_value = REG_READ_FIELD(ah, AR_PHY_BB_THERM_ADC_4,
- AR_PHY_BB_THERM_ADC_4_LATEST_VOLT_VALUE);
-
-- if (chain == 0)
-- reg = AR_PHY_TPC_11_B0;
-- else if (chain == 1)
-- reg = AR_PHY_TPC_11_B1;
-- else
-- reg = AR_PHY_TPC_11_B2;
-+ switch (chain) {
-+ case 0:
-+ reg_olpc = AR_PHY_TPC_11_B0;
-+ reg_cl_gain = AR_PHY_CL_TAB_0;
-+ break;
-+ case 1:
-+ reg_olpc = AR_PHY_TPC_11_B1;
-+ reg_cl_gain = AR_PHY_CL_TAB_1;
-+ break;
-+ case 2:
-+ reg_olpc = AR_PHY_TPC_11_B2;
-+ reg_cl_gain = AR_PHY_CL_TAB_2;
-+ break;
-+ default:
-+ ath_dbg(ath9k_hw_common(ah), ATH_DBG_CALIBRATE,
-+ "Invalid chainmask: %d\n", chain);
-+ break;
-+ }
+@@ -1456,8 +1471,7 @@ static void ieee80211_reset_ap_probe(str
+ return;
+ }
-- olpc_gain_delta = REG_READ_FIELD(ah, reg,
-+ olpc_gain_delta = REG_READ_FIELD(ah, reg_olpc,
- AR_PHY_TPC_11_OLPC_GAIN_DELTA);
-+ cl_gain_mod = REG_READ_FIELD(ah, reg_cl_gain,
-+ AR_PHY_CL_TAB_CL_GAIN_MOD);
-
- if (olpc_gain_delta >= 128)
- olpc_gain_delta = olpc_gain_delta - 256;
-@@ -289,7 +303,7 @@ static unsigned int ar9003_get_desired_g
- voltage_gain_corr = (alpha_volt * (volt_value - volt_cal_value) +
- (128 / 2)) / 128;
- desired_gain = target_power - olpc_gain_delta - thermal_gain_corr -
-- voltage_gain_corr + desired_scale;
-+ voltage_gain_corr + desired_scale + cl_gain_mod;
-
- return desired_gain;
+- ifmgd->flags &= ~(IEEE80211_STA_CONNECTION_POLL |
+- IEEE80211_STA_BEACON_POLL);
++ __ieee80211_stop_poll(sdata);
+
+ mutex_lock(&local->iflist_mtx);
+ ieee80211_recalc_ps(local, -1);
+@@ -1477,7 +1491,6 @@ static void ieee80211_reset_ap_probe(str
+ round_jiffies_up(jiffies +
+ IEEE80211_CONNECTION_IDLE_TIME));
+ out:
+- ieee80211_run_deferred_scan(local);
+ mutex_unlock(&local->mtx);
}
-@@ -727,7 +741,7 @@ int ar9003_paprd_setup_gain_table(struct
- desired_gain = ar9003_get_desired_gain(ah, chain, train_power);
- gain_index = 0;
-- for (i = 0; i < 32; i++) {
-+ for (i = 0; i < PAPRD_GAIN_TABLE_ENTRIES; i++) {
- if (ah->paprd_gain_table_index[i] >= desired_gain)
- break;
- gain_index++;
---- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h
-+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h
-@@ -1121,6 +1121,9 @@
- #define AR_PHY_POWERTX_RATE8_POWERTXHT40_5 0x3F00
- #define AR_PHY_POWERTX_RATE8_POWERTXHT40_5_S 8
-
-+#define AR_PHY_CL_TAB_CL_GAIN_MOD 0x1f
-+#define AR_PHY_CL_TAB_CL_GAIN_MOD_S 0
+@@ -2413,7 +2426,11 @@ static void ieee80211_rx_mgmt_beacon(str
+ "to a received beacon\n", sdata->name);
+ }
+ #endif
++ mutex_lock(&local->mtx);
+ ifmgd->flags &= ~IEEE80211_STA_BEACON_POLL;
++ ieee80211_run_deferred_scan(local);
++ mutex_unlock(&local->mtx);
++
+ mutex_lock(&local->iflist_mtx);
+ ieee80211_recalc_ps(local, -1);
+ mutex_unlock(&local->iflist_mtx);
+@@ -2600,8 +2617,7 @@ static void ieee80211_sta_connection_los
+ struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
+ u8 frame_buf[DEAUTH_DISASSOC_LEN];
+
+- ifmgd->flags &= ~(IEEE80211_STA_CONNECTION_POLL |
+- IEEE80211_STA_BEACON_POLL);
++ ieee80211_stop_poll(sdata);
+
+ ieee80211_set_disassoc(sdata, IEEE80211_STYPE_DEAUTH, reason,
+ false, frame_buf);
+@@ -2879,8 +2895,7 @@ static void ieee80211_restart_sta_timer(
+ u32 flags;
+
+ if (sdata->vif.type == NL80211_IFTYPE_STATION) {
+- sdata->u.mgd.flags &= ~(IEEE80211_STA_BEACON_POLL |
+- IEEE80211_STA_CONNECTION_POLL);
++ __ieee80211_stop_poll(sdata);
+
+ /* let's probe the connection once */
+ flags = sdata->local->hw.flags;
+@@ -2949,7 +2964,10 @@ void ieee80211_sta_restart(struct ieee80
+ if (test_and_clear_bit(TMR_RUNNING_CHANSW, &ifmgd->timers_running))
+ add_timer(&ifmgd->chswitch_timer);
+ ieee80211_sta_reset_beacon_monitor(sdata);
+
- void ar9003_hw_set_chain_masks(struct ath_hw *ah, u8 rx, u8 tx);
++ mutex_lock(&sdata->local->mtx);
+ ieee80211_restart_sta_timer(sdata);
++ mutex_unlock(&sdata->local->mtx);
+ }
+ #endif
- #endif /* AR9003_PHY_H */