---- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c
-+++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c
-@@ -326,7 +326,6 @@ static bool ar9003_hw_get_isr(struct ath
- static int ar9003_hw_proc_txdesc(struct ath_hw *ah, void *ds,
- struct ath_tx_status *ts)
- {
-- struct ar9003_txc *txc = (struct ar9003_txc *) ds;
- struct ar9003_txs *ads;
- u32 status;
-
-@@ -336,11 +335,7 @@ static int ar9003_hw_proc_txdesc(struct
- if ((status & AR_TxDone) == 0)
- return -EINPROGRESS;
-
-- ts->qid = MS(ads->ds_info, AR_TxQcuNum);
-- if (!txc || (MS(txc->info, AR_TxQcuNum) == ts->qid))
-- ah->ts_tail = (ah->ts_tail + 1) % ah->ts_size;
-- else
-- return -ENOENT;
-+ ah->ts_tail = (ah->ts_tail + 1) % ah->ts_size;
-
- if ((MS(ads->ds_info, AR_DescId) != ATHEROS_VENDOR_ID) ||
- (MS(ads->ds_info, AR_TxRxDesc) != 1)) {
-@@ -354,6 +349,7 @@ static int ar9003_hw_proc_txdesc(struct
- ts->ts_seqnum = MS(status, AR_SeqNum);
- ts->tid = MS(status, AR_TxTid);
-
-+ ts->qid = MS(ads->ds_info, AR_TxQcuNum);
- ts->desc_id = MS(ads->status1, AR_TxDescId);
- ts->ts_tstamp = ads->status4;
- ts->ts_status = 0;
-@@ -440,20 +436,14 @@ int ath9k_hw_process_rxdesc_edma(struct
- struct ar9003_rxs *rxsp = (struct ar9003_rxs *) buf_addr;
- unsigned int phyerr;
-
-- /* TODO: byte swap on big endian for ar9300_10 */
--
-- if (!rxs) {
-- if ((rxsp->status11 & AR_RxDone) == 0)
-- return -EINPROGRESS;
--
-- if (MS(rxsp->ds_info, AR_DescId) != 0x168c)
-- return -EINVAL;
-+ if ((rxsp->status11 & AR_RxDone) == 0)
-+ return -EINPROGRESS;
-
-- if ((rxsp->ds_info & (AR_TxRxDesc | AR_CtrlStat)) != 0)
-- return -EINPROGRESS;
-+ if (MS(rxsp->ds_info, AR_DescId) != 0x168c)
-+ return -EINVAL;
-
-- return 0;
-- }
-+ if ((rxsp->ds_info & (AR_TxRxDesc | AR_CtrlStat)) != 0)
-+ return -EINPROGRESS;
-
- rxs->rs_status = 0;
- rxs->rs_flags = 0;
-@@ -510,7 +500,11 @@ int ath9k_hw_process_rxdesc_edma(struct
- */
- if (rxsp->status11 & AR_CRCErr)
- rxs->rs_status |= ATH9K_RXERR_CRC;
-- else if (rxsp->status11 & AR_PHYErr) {
-+ else if (rxsp->status11 & AR_DecryptCRCErr)
-+ rxs->rs_status |= ATH9K_RXERR_DECRYPT;
-+ else if (rxsp->status11 & AR_MichaelErr)
-+ rxs->rs_status |= ATH9K_RXERR_MIC;
-+ if (rxsp->status11 & AR_PHYErr) {
- phyerr = MS(rxsp->status11, AR_PHYErrCode);
- /*
- * If we reach a point here where AR_PostDelimCRCErr is
-@@ -532,11 +526,7 @@ int ath9k_hw_process_rxdesc_edma(struct
- rxs->rs_status |= ATH9K_RXERR_PHY;
- rxs->rs_phyerr = phyerr;
- }
--
-- } else if (rxsp->status11 & AR_DecryptCRCErr)
-- rxs->rs_status |= ATH9K_RXERR_DECRYPT;
-- else if (rxsp->status11 & AR_MichaelErr)
-- rxs->rs_status |= ATH9K_RXERR_MIC;
-+ };
- }
+--- a/drivers/net/wireless/ath/ath9k/common.h
++++ b/drivers/net/wireless/ath/ath9k/common.h
+@@ -27,7 +27,7 @@
+ #define WME_MAX_BA WME_BA_BMP_SIZE
+ #define ATH_TID_MAX_BUFS (2 * WME_MAX_BA)
+
+-#define ATH_RSSI_DUMMY_MARKER 0x127
++#define ATH_RSSI_DUMMY_MARKER 127
+ #define ATH_RSSI_LPF_LEN 10
+ #define RSSI_LPF_THRESHOLD -20
+ #define ATH_RSSI_EP_MULTIPLIER (1<<7)
+--- a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
++++ b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
+@@ -1067,15 +1067,19 @@ static bool ath9k_rx_prepare(struct ath9
+
+ last_rssi = priv->rx.last_rssi;
+
+- if (likely(last_rssi != ATH_RSSI_DUMMY_MARKER))
+- rxbuf->rxstatus.rs_rssi = ATH_EP_RND(last_rssi,
+- ATH_RSSI_EP_MULTIPLIER);
++ if (ieee80211_is_beacon(hdr->frame_control) &&
++ !is_zero_ether_addr(common->curbssid) &&
++ ether_addr_equal(hdr->addr3, common->curbssid)) {
++ s8 rssi = rxbuf->rxstatus.rs_rssi;
+
+- if (rxbuf->rxstatus.rs_rssi < 0)
+- rxbuf->rxstatus.rs_rssi = 0;
++ if (likely(last_rssi != ATH_RSSI_DUMMY_MARKER))
++ rssi = ATH_EP_RND(last_rssi, ATH_RSSI_EP_MULTIPLIER);
+
+- if (ieee80211_is_beacon(fc))
+- priv->ah->stats.avgbrssi = rxbuf->rxstatus.rs_rssi;
++ if (rssi < 0)
++ rssi = 0;
++
++ priv->ah->stats.avgbrssi = rssi;
++ }
- if (rxsp->status11 & AR_KeyMiss)
---- a/drivers/net/wireless/ath/carl9170/tx.c
-+++ b/drivers/net/wireless/ath/carl9170/tx.c
-@@ -1236,6 +1236,7 @@ static bool carl9170_tx_ps_drop(struct a
- {
- struct ieee80211_sta *sta;
- struct carl9170_sta_info *sta_info;
-+ struct ieee80211_tx_info *tx_info;
-
- rcu_read_lock();
- sta = __carl9170_get_tx_sta(ar, skb);
-@@ -1243,12 +1244,13 @@ static bool carl9170_tx_ps_drop(struct a
- goto out_rcu;
-
- sta_info = (void *) sta->drv_priv;
-- if (unlikely(sta_info->sleeping)) {
-- struct ieee80211_tx_info *tx_info;
-+ tx_info = IEEE80211_SKB_CB(skb);
-
-+ if (unlikely(sta_info->sleeping) &&
-+ !(tx_info->flags & (IEEE80211_TX_CTL_NO_PS_BUFFER |
-+ IEEE80211_TX_CTL_CLEAR_PS_FILT))) {
- rcu_read_unlock();
-
-- tx_info = IEEE80211_SKB_CB(skb);
- if (tx_info->flags & IEEE80211_TX_CTL_AMPDU)
- atomic_dec(&ar->tx_ampdu_upload);
-
---- a/drivers/net/wireless/iwlegacy/4965-mac.c
-+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
-@@ -1694,7 +1694,7 @@ il4965_tx_skb(struct il_priv *il, struct
- sta_priv = (void *)sta->drv_priv;
-
- if (sta_priv && sta_priv->asleep &&
-- (info->flags & IEEE80211_TX_CTL_POLL_RESPONSE)) {
-+ (info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER)) {
- /*
- * This sends an asynchronous command to the device,
- * but we can rely on it being processed before the
---- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
-+++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
-@@ -322,7 +322,7 @@ int iwlagn_tx_skb(struct iwl_priv *priv,
- sta_priv = (void *)info->control.sta->drv_priv;
-
- if (sta_priv && sta_priv->asleep &&
-- (info->flags & IEEE80211_TX_CTL_POLL_RESPONSE)) {
-+ (info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER)) {
- /*
- * This sends an asynchronous command to the device,
- * but we can rely on it being processed before the
-@@ -331,6 +331,10 @@ int iwlagn_tx_skb(struct iwl_priv *priv,
- * counter.
- * For now set the counter to just 1 since we do not
- * support uAPSD yet.
-+ *
-+ * FIXME: If we get two non-bufferable frames one
-+ * after the other, we might only send out one of
-+ * them because this is racy.
- */
- iwl_sta_modify_sleep_tx_count(priv, sta_id, 1);
- }
---- a/drivers/net/wireless/p54/txrx.c
-+++ b/drivers/net/wireless/p54/txrx.c
-@@ -690,7 +690,7 @@ static void p54_tx_80211_header(struct p
- if (!(info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ))
- *flags |= P54_HDR_FLAG_DATA_OUT_SEQNR;
-
-- if (info->flags & IEEE80211_TX_CTL_POLL_RESPONSE)
-+ if (info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER)
- *flags |= P54_HDR_FLAG_DATA_OUT_NOCANCEL;
-
- if (info->flags & IEEE80211_TX_CTL_CLEAR_PS_FILT)
---- a/include/net/mac80211.h
-+++ b/include/net/mac80211.h
-@@ -341,9 +341,9 @@ struct ieee80211_bss_conf {
- * used to indicate that a frame was already retried due to PS
- * @IEEE80211_TX_INTFL_DONT_ENCRYPT: completely internal to mac80211,
- * used to indicate frame should not be encrypted
-- * @IEEE80211_TX_CTL_POLL_RESPONSE: This frame is a response to a poll
-- * frame (PS-Poll or uAPSD) and should be sent although the station
-- * is in powersave mode.
-+ * @IEEE80211_TX_CTL_NO_PS_BUFFER: This frame is a response to a poll
-+ * frame (PS-Poll or uAPSD) or a non-bufferable MMPDU and must
-+ * be sent although the station is in powersave mode.
- * @IEEE80211_TX_CTL_MORE_FRAMES: More frames will be passed to the
- * transmit function after the current frame, this can be used
- * by drivers to kick the DMA queue only if unset or when the
-@@ -399,7 +399,7 @@ enum mac80211_tx_control_flags {
- IEEE80211_TX_INTFL_NEED_TXPROCESSING = BIT(14),
- IEEE80211_TX_INTFL_RETRIED = BIT(15),
- IEEE80211_TX_INTFL_DONT_ENCRYPT = BIT(16),
-- IEEE80211_TX_CTL_POLL_RESPONSE = BIT(17),
-+ IEEE80211_TX_CTL_NO_PS_BUFFER = BIT(17),
- IEEE80211_TX_CTL_MORE_FRAMES = BIT(18),
- IEEE80211_TX_INTFL_RETRANSMISSION = BIT(19),
- /* hole at 20, use later */
-@@ -425,7 +425,7 @@ enum mac80211_tx_control_flags {
- IEEE80211_TX_CTL_SEND_AFTER_DTIM | IEEE80211_TX_CTL_AMPDU | \
- IEEE80211_TX_STAT_TX_FILTERED | IEEE80211_TX_STAT_ACK | \
- IEEE80211_TX_STAT_AMPDU | IEEE80211_TX_STAT_AMPDU_NO_BACK | \
-- IEEE80211_TX_CTL_RATE_CTRL_PROBE | IEEE80211_TX_CTL_POLL_RESPONSE | \
-+ IEEE80211_TX_CTL_RATE_CTRL_PROBE | IEEE80211_TX_CTL_NO_PS_BUFFER | \
- IEEE80211_TX_CTL_MORE_FRAMES | IEEE80211_TX_CTL_LDPC | \
- IEEE80211_TX_CTL_STBC | IEEE80211_TX_STATUS_EOSP)
-
-@@ -659,6 +659,8 @@ ieee80211_tx_info_clear_status(struct ie
- * @RX_FLAG_HT: HT MCS was used and rate_idx is MCS index
- * @RX_FLAG_40MHZ: HT40 (40 MHz) was used
- * @RX_FLAG_SHORT_GI: Short guard interval was used
-+ * @RX_FLAG_NO_SIGNAL_VAL: The signal strength value is not present.
-+ * Valid only for data frames (mainly A-MPDU)
- */
- enum mac80211_rx_flags {
- RX_FLAG_MMIC_ERROR = 1<<0,
-@@ -672,6 +674,7 @@ enum mac80211_rx_flags {
- RX_FLAG_HT = 1<<9,
- RX_FLAG_40MHZ = 1<<10,
- RX_FLAG_SHORT_GI = 1<<11,
-+ RX_FLAG_NO_SIGNAL_VAL = 1<<12,
- };
+ rx_status->mactime = be64_to_cpu(rxbuf->rxstatus.rs_tstamp);
+ rx_status->band = hw->conf.channel->band;
+--- a/include/linux/ieee80211.h
++++ b/include/linux/ieee80211.h
+@@ -185,7 +185,7 @@ struct ieee80211_hdr {
+ u8 addr3[6];
+ __le16 seq_ctrl;
+ u8 addr4[6];
+-} __packed;
++} __packed __aligned(2);
+
+ struct ieee80211_hdr_3addr {
+ __le16 frame_control;
+@@ -194,7 +194,7 @@ struct ieee80211_hdr_3addr {
+ u8 addr2[6];
+ u8 addr3[6];
+ __le16 seq_ctrl;
+-} __packed;
++} __packed __aligned(2);
+
+ struct ieee80211_qos_hdr {
+ __le16 frame_control;
+@@ -204,7 +204,7 @@ struct ieee80211_qos_hdr {
+ u8 addr3[6];
+ __le16 seq_ctrl;
+ __le16 qos_ctrl;
+-} __packed;
++} __packed __aligned(2);
/**
-@@ -1634,7 +1637,7 @@ void ieee80211_free_txskb(struct ieee802
- * the station sends a PS-Poll or a uAPSD trigger frame, mac80211
- * will inform the driver of this with the @allow_buffered_frames
- * callback; this callback is optional. mac80211 will then transmit
-- * the frames as usual and set the %IEEE80211_TX_CTL_POLL_RESPONSE
-+ * the frames as usual and set the %IEEE80211_TX_CTL_NO_PS_BUFFER
- * on each frame. The last frame in the service period (or the only
- * response to a PS-Poll) also has %IEEE80211_TX_STATUS_EOSP set to
- * indicate that it ends the service period; as this frame must have
-@@ -1642,6 +1645,9 @@ void ieee80211_free_txskb(struct ieee802
- * When TX status is reported for this frame, the service period is
- * marked has having ended and a new one can be started by the peer.
- *
-+ * Additionally, non-bufferable MMPDUs can also be transmitted by
-+ * mac80211 with the %IEEE80211_TX_CTL_NO_PS_BUFFER set in them.
-+ *
- * Another race condition can happen on some devices like iwlwifi
- * when there are frames queued for the station and it wakes up
- * or polls; the frames that are already queued could end up being
-@@ -2140,7 +2146,7 @@ enum ieee80211_frame_release_type {
- * @allow_buffered_frames: Prepare device to allow the given number of frames
- * to go out to the given station. The frames will be sent by mac80211
- * via the usual TX path after this call. The TX information for frames
-- * released will also have the %IEEE80211_TX_CTL_POLL_RESPONSE flag set
-+ * released will also have the %IEEE80211_TX_CTL_NO_PS_BUFFER flag set
- * and the last one will also have %IEEE80211_TX_STATUS_EOSP set. In case
- * frames from multiple TIDs are released and the driver might reorder
- * them between the TIDs, it must set the %IEEE80211_TX_STATUS_EOSP flag
+ * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
+@@ -581,7 +581,7 @@ struct ieee80211s_hdr {
+ __le32 seqnum;
+ u8 eaddr1[6];
+ u8 eaddr2[6];
+-} __packed;
++} __packed __aligned(2);
+
+ /* Mesh flags */
+ #define MESH_FLAGS_AE_A4 0x1
+@@ -875,7 +875,7 @@ struct ieee80211_mgmt {
+ } u;
+ } __packed action;
+ } u;
+-} __packed;
++} __packed __aligned(2);
+
+ /* Supported Rates value encodings in 802.11n-2009 7.3.2.2 */
+ #define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
+@@ -906,20 +906,20 @@ struct ieee80211_rts {
+ __le16 duration;
+ u8 ra[6];
+ u8 ta[6];
+-} __packed;
++} __packed __aligned(2);
+
+ struct ieee80211_cts {
+ __le16 frame_control;
+ __le16 duration;
+ u8 ra[6];
+-} __packed;
++} __packed __aligned(2);
+
+ struct ieee80211_pspoll {
+ __le16 frame_control;
+ __le16 aid;
+ u8 bssid[6];
+ u8 ta[6];
+-} __packed;
++} __packed __aligned(2);
+
+ /* TDLS */
+
--- a/net/mac80211/agg-rx.c
+++ b/net/mac80211/agg-rx.c
-@@ -187,6 +187,8 @@ static void ieee80211_send_addba_resp(st
+@@ -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);
memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN);
else if (sdata->vif.type == NL80211_IFTYPE_STATION)
memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);
-@@ -471,6 +472,7 @@ int ieee80211_start_tx_ba_session(struct
+@@ -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 &&
--- a/net/mac80211/debugfs_sta.c
+++ b/net/mac80211/debugfs_sta.c
-@@ -63,11 +63,11 @@ static ssize_t sta_flags_read(struct fil
+@@ -65,11 +65,11 @@ 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%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(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);
+@@ -107,7 +107,7 @@ void ieee80211_recalc_idle(struct ieee80
+
+ lockdep_assert_held(&local->mtx);
+
+- active = !list_empty(&local->chanctx_list);
++ active = !list_empty(&local->chanctx_list) || local->monitors;
+
+ if (!local->ops->remain_on_channel) {
+ list_for_each_entry(roc, &local->roc_list, list) {
+@@ -436,7 +436,6 @@ 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;
-@@ -309,28 +308,6 @@ static int ieee80211_do_open(struct net_
+@@ -541,6 +540,9 @@ int ieee80211_do_open(struct wireless_de
+
+ ieee80211_adjust_monitor_flags(sdata, 1);
+ ieee80211_configure_filter(local);
++ mutex_lock(&local->mtx);
++ ieee80211_recalc_idle(local);
++ mutex_unlock(&local->mtx);
+
+ netif_carrier_on(dev);
+ break;
+@@ -595,30 +597,8 @@ int ieee80211_do_open(struct wireless_de
set_bit(SDATA_STATE_RUNNING, &sdata->state);
- }
-
- 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
-@@ -357,8 +334,7 @@ static int ieee80211_do_open(struct net_
- netif_tx_start_all_queues(dev);
+@@ -817,6 +797,9 @@ static void ieee80211_do_stop(struct iee
- return 0;
-- err_del_interface:
-- drv_remove_interface(local, sdata);
-+
- err_stop:
- if (!local->open_count)
- drv_stop(local);
-@@ -722,6 +698,70 @@ static void ieee80211_if_setup(struct ne
+ ieee80211_adjust_monitor_flags(sdata, -1);
+ ieee80211_configure_filter(local);
++ mutex_lock(&local->mtx);
++ ieee80211_recalc_idle(local);
++ mutex_unlock(&local->mtx);
+ break;
+ case NL80211_IFTYPE_P2P_DEVICE:
+ /* relies on synchronize_rcu() below */
+@@ -1022,6 +1005,72 @@ 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();
+
+
+ if (elems.ht_cap_elem)
+ ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband,
-+ elems.ht_cap_elem, &sta->sta.ht_cap);
++ elems.ht_cap_elem, sta);
+
+ if (elems.wmm_param)
+ set_sta_flag(sta, WLAN_STA_WME);
+
+ if (new) {
-+ set_sta_flag(sta, 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 =
-@@ -826,6 +866,9 @@ static void ieee80211_iface_work(struct
+@@ -1126,6 +1175,9 @@ 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
-@@ -177,7 +177,8 @@ ieee80211_add_rx_radiotap_header(struct
- pos += 2;
-
- /* IEEE80211_RADIOTAP_DBM_ANTSIGNAL */
-- if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM) {
-+ if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM &&
-+ !(status->flag & RX_FLAG_NO_SIGNAL_VAL)) {
- *pos = status->signal;
- rthdr->it_present |=
- cpu_to_le32(1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL);
-@@ -489,12 +490,12 @@ ieee80211_rx_mesh_check(struct ieee80211
- if (ieee80211_has_tods(hdr->frame_control) ||
- !ieee80211_has_fromds(hdr->frame_control))
- return RX_DROP_MONITOR;
-- if (memcmp(hdr->addr3, dev_addr, ETH_ALEN) == 0)
-+ if (compare_ether_addr(hdr->addr3, dev_addr) == 0)
- return RX_DROP_MONITOR;
- } else {
- if (!ieee80211_has_a4(hdr->frame_control))
- return RX_DROP_MONITOR;
-- if (memcmp(hdr->addr4, dev_addr, ETH_ALEN) == 0)
-+ if (compare_ether_addr(hdr->addr4, dev_addr) == 0)
- return RX_DROP_MONITOR;
- }
- }
-@@ -1309,8 +1310,10 @@ ieee80211_rx_h_sta_process(struct ieee80
-
- sta->rx_fragments++;
- sta->rx_bytes += rx->skb->len;
-- sta->last_signal = status->signal;
-- ewma_add(&sta->avg_signal, -status->signal);
-+ if (!(status->flag & RX_FLAG_NO_SIGNAL_VAL)) {
-+ sta->last_signal = status->signal;
-+ ewma_add(&sta->avg_signal, -status->signal);
-+ }
-
- /*
- * Change STA power saving mode only at the end of a frame
-@@ -2282,6 +2285,7 @@ ieee80211_rx_h_action(struct ieee80211_r
+@@ -2365,6 +2365,7 @@ 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_ADHOC)
break;
-@@ -2336,7 +2340,7 @@ ieee80211_rx_h_action(struct ieee80211_r
- if (sdata->vif.type != NL80211_IFTYPE_STATION)
- break;
-
-- if (memcmp(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN))
-+ if (compare_ether_addr(mgmt->bssid, sdata->u.mgd.bssid))
- break;
-
- goto queue;
-@@ -2492,14 +2496,15 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_
+@@ -2692,14 +2693,15 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_
if (!ieee80211_vif_is_mesh(&sdata->vif) &&
sdata->vif.type != NL80211_IFTYPE_ADHOC &&
break;
case cpu_to_le16(IEEE80211_STYPE_ASSOC_RESP):
case cpu_to_le16(IEEE80211_STYPE_REASSOC_RESP):
-@@ -2853,10 +2858,16 @@ static int prepare_for_handlers(struct i
+@@ -3028,10 +3030,16 @@ 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 */
---- a/net/mac80211/sta_info.c
-+++ b/net/mac80211/sta_info.c
-@@ -9,6 +9,7 @@
-
- #include <linux/module.h>
- #include <linux/init.h>
-+#include <linux/etherdevice.h>
- #include <linux/netdevice.h>
- #include <linux/types.h>
- #include <linux/slab.h>
-@@ -101,7 +102,7 @@ struct sta_info *sta_info_get(struct iee
- lockdep_is_held(&local->sta_mtx));
- while (sta) {
- if (sta->sdata == sdata &&
-- memcmp(sta->sta.addr, addr, ETH_ALEN) == 0)
-+ compare_ether_addr(sta->sta.addr, addr) == 0)
- break;
- sta = rcu_dereference_check(sta->hnext,
- lockdep_is_held(&local->sta_mtx));
-@@ -124,7 +125,7 @@ struct sta_info *sta_info_get_bss(struct
- while (sta) {
- if ((sta->sdata == sdata ||
- (sta->sdata->bss && sta->sdata->bss == sdata->bss)) &&
-- memcmp(sta->sta.addr, addr, ETH_ALEN) == 0)
-+ compare_ether_addr(sta->sta.addr, addr) == 0)
- break;
- sta = rcu_dereference_check(sta->hnext,
- lockdep_is_held(&local->sta_mtx));
-@@ -1050,7 +1051,7 @@ static void ieee80211_send_null_response
- * exchange. Also set EOSP to indicate this packet
- * ends the poll/service period.
- */
-- info->flags |= IEEE80211_TX_CTL_POLL_RESPONSE |
-+ info->flags |= IEEE80211_TX_CTL_NO_PS_BUFFER |
- IEEE80211_TX_STATUS_EOSP |
- IEEE80211_TX_CTL_REQ_TX_STATUS;
-
-@@ -1177,7 +1178,7 @@ ieee80211_sta_ps_deliver_response(struct
- * STA may still remain is PS mode after this frame
- * exchange.
- */
-- info->flags |= IEEE80211_TX_CTL_POLL_RESPONSE;
-+ info->flags |= IEEE80211_TX_CTL_NO_PS_BUFFER;
-
- /*
- * Use MoreData flag to indicate whether there are
+ 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
-@@ -14,6 +14,7 @@
- #include <linux/if_ether.h>
- #include <linux/workqueue.h>
- #include <linux/average.h>
-+#include <linux/etherdevice.h>
- #include "key.h"
-
- /**
-@@ -31,7 +32,6 @@
+@@ -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_CLEAR_PS_FILT: Clear PS filter in hardware (using the
* IEEE80211_TX_CTL_CLEAR_PS_FILT control flag) when the next
* frame to this station is transmitted.
-@@ -62,7 +62,6 @@ enum ieee80211_sta_info_flags {
+@@ -66,7 +65,6 @@ enum ieee80211_sta_info_flags {
WLAN_STA_AUTHORIZED,
WLAN_STA_SHORT_PREAMBLE,
WLAN_STA_WME,
WLAN_STA_CLEAR_PS_FILT,
WLAN_STA_MFP,
WLAN_STA_BLOCK_BA,
-@@ -489,7 +488,7 @@ void for_each_sta_info_type_check(struct
- nxt = _sta ? rcu_dereference(_sta->hnext) : NULL \
- ) \
- /* compare address and run code only if it matches */ \
-- if (memcmp(_sta->sta.addr, (_addr), ETH_ALEN) == 0)
-+ if (compare_ether_addr(_sta->sta.addr, (_addr)) == 0)
-
- /*
- * Get STA info by index, BROKEN!
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
-@@ -448,18 +448,23 @@ ieee80211_tx_h_unicast_ps_buf(struct iee
- struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx->skb->data;
- struct ieee80211_local *local = tx->local;
-
-- if (unlikely(!sta ||
-- ieee80211_is_probe_resp(hdr->frame_control) ||
-- ieee80211_is_auth(hdr->frame_control) ||
-- ieee80211_is_assoc_resp(hdr->frame_control) ||
-- ieee80211_is_reassoc_resp(hdr->frame_control)))
-+ if (unlikely(!sta))
- return TX_CONTINUE;
-
- if (unlikely((test_sta_flag(sta, WLAN_STA_PS_STA) ||
- test_sta_flag(sta, WLAN_STA_PS_DRIVER)) &&
-- !(info->flags & IEEE80211_TX_CTL_POLL_RESPONSE))) {
-+ !(info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER))) {
- int ac = skb_get_queue_mapping(tx->skb);
-
-+ /* only deauth, disassoc and action are bufferable MMPDUs */
-+ if (ieee80211_is_mgmt(hdr->frame_control) &&
-+ !ieee80211_is_deauth(hdr->frame_control) &&
-+ !ieee80211_is_disassoc(hdr->frame_control) &&
-+ !ieee80211_is_action(hdr->frame_control)) {
-+ info->flags |= IEEE80211_TX_CTL_NO_PS_BUFFER;
-+ return TX_CONTINUE;
-+ }
-+
- #ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
- printk(KERN_DEBUG "STA %pM aid %d: PS buffer for AC %d\n",
- sta->sta.addr, sta->sta.aid, ac);
-@@ -1060,6 +1065,7 @@ static bool ieee80211_tx_prep_agg(struct
- {
- bool queued = false;
- bool reset_agg_timer = false;
-+ struct sk_buff *purge_skb = NULL;
-
- if (test_bit(HT_AGG_STATE_OPERATIONAL, &tid_tx->state)) {
- info->flags |= IEEE80211_TX_CTL_AMPDU;
-@@ -1101,8 +1107,13 @@ static bool ieee80211_tx_prep_agg(struct
- info->control.vif = &tx->sdata->vif;
- info->flags |= IEEE80211_TX_INTFL_NEED_TXPROCESSING;
- __skb_queue_tail(&tid_tx->pending, skb);
-+ if (skb_queue_len(&tid_tx->pending) > STA_MAX_TX_BUFFER)
-+ purge_skb = __skb_dequeue(&tid_tx->pending);
+@@ -1231,34 +1231,40 @@ static bool ieee80211_tx_frags(struct ie
+ if (local->queue_stop_reasons[q] ||
+ (!txpending && !skb_queue_empty(&local->pending[q]))) {
+ if (unlikely(info->flags &
+- IEEE80211_TX_INTFL_OFFCHAN_TX_OK &&
+- local->queue_stop_reasons[q] &
+- ~BIT(IEEE80211_QUEUE_STOP_REASON_OFFCHANNEL))) {
++ IEEE80211_TX_INTFL_OFFCHAN_TX_OK)) {
++ if (local->queue_stop_reasons[q] &
++ ~BIT(IEEE80211_QUEUE_STOP_REASON_OFFCHANNEL)) {
++ /*
++ * Drop off-channel frames if queues
++ * are stopped for any reason other
++ * than off-channel operation. Never
++ * queue them.
++ */
++ spin_unlock_irqrestore(
++ &local->queue_stop_reason_lock,
++ flags);
++ ieee80211_purge_tx_queue(&local->hw,
++ skbs);
++ return true;
++ }
++ } else {
++
+ /*
+- * Drop off-channel frames if queues are stopped
+- * for any reason other than off-channel
+- * operation. Never queue them.
++ * Since queue is stopped, queue up frames for
++ * later transmission from the tx-pending
++ * tasklet when the queue is woken again.
+ */
+- spin_unlock_irqrestore(
+- &local->queue_stop_reason_lock, flags);
+- ieee80211_purge_tx_queue(&local->hw, skbs);
+- return true;
++ if (txpending)
++ skb_queue_splice_init(skbs,
++ &local->pending[q]);
++ else
++ skb_queue_splice_tail_init(skbs,
++ &local->pending[q]);
++
++ spin_unlock_irqrestore(&local->queue_stop_reason_lock,
++ flags);
++ return false;
+ }
+-
+- /*
+- * Since queue is stopped, queue up frames for later
+- * transmission from the tx-pending tasklet when the
+- * queue is woken again.
+- */
+- if (txpending)
+- skb_queue_splice_init(skbs, &local->pending[q]);
+- else
+- skb_queue_splice_tail_init(skbs,
+- &local->pending[q]);
+-
+- spin_unlock_irqrestore(&local->queue_stop_reason_lock,
+- flags);
+- return false;
}
- spin_unlock(&tx->sta->lock);
-+
-+ if (purge_skb)
-+ dev_kfree_skb(purge_skb);
- }
-
- /* reset session timer */
---- a/net/mac80211/ieee80211_i.h
-+++ b/net/mac80211/ieee80211_i.h
-@@ -480,7 +480,7 @@ struct ieee80211_if_ibss {
-
- bool control_port;
-
-- u8 bssid[ETH_ALEN];
-+ u8 bssid[ETH_ALEN] __aligned(2);
- u8 ssid[IEEE80211_MAX_SSID_LEN];
- u8 ssid_len, ie_len;
- u8 *ie;
---- a/net/mac80211/ibss.c
-+++ b/net/mac80211/ibss.c
-@@ -66,7 +66,7 @@ static void __ieee80211_sta_join_ibss(st
- skb_reset_tail_pointer(skb);
- skb_reserve(skb, sdata->local->hw.extra_tx_headroom);
-
-- if (memcmp(ifibss->bssid, bssid, ETH_ALEN))
-+ if (compare_ether_addr(ifibss->bssid, bssid))
- sta_info_flush(sdata->local, sdata);
-
- /* if merging, indicate to driver that we leave the old IBSS */
-@@ -403,7 +403,7 @@ static void ieee80211_rx_bss_info(struct
- return;
-
- if (sdata->vif.type == NL80211_IFTYPE_ADHOC &&
-- memcmp(mgmt->bssid, sdata->u.ibss.bssid, ETH_ALEN) == 0) {
-+ compare_ether_addr(mgmt->bssid, sdata->u.ibss.bssid) == 0) {
-
- rcu_read_lock();
- sta = sta_info_get(sdata, mgmt->sa);
-@@ -508,7 +508,7 @@ static void ieee80211_rx_bss_info(struct
- goto put_bss;
-
- /* same BSSID */
-- if (memcmp(cbss->bssid, sdata->u.ibss.bssid, ETH_ALEN) == 0)
-+ if (compare_ether_addr(cbss->bssid, sdata->u.ibss.bssid) == 0)
- goto put_bss;
-
- if (rx_status->flag & RX_FLAG_MACTIME_MPDU) {
-@@ -831,8 +831,8 @@ static void ieee80211_rx_mgmt_probe_req(
- if (!tx_last_beacon && is_multicast_ether_addr(mgmt->da))
- return;
-
-- if (memcmp(mgmt->bssid, ifibss->bssid, ETH_ALEN) != 0 &&
-- memcmp(mgmt->bssid, "\xff\xff\xff\xff\xff\xff", ETH_ALEN) != 0)
-+ if (compare_ether_addr(mgmt->bssid, ifibss->bssid) != 0 &&
-+ !is_broadcast_ether_addr(mgmt->bssid))
- return;
-
- end = ((u8 *) mgmt) + len;
---- a/net/mac80211/mesh.c
-+++ b/net/mac80211/mesh.c
-@@ -204,7 +204,7 @@ int mesh_rmc_check(u8 *sa, struct ieee80
- kmem_cache_free(rm_cache, p);
- --entries;
- } else if ((seqnum == p->seqnum) &&
-- (memcmp(sa, p->sa, ETH_ALEN) == 0))
-+ (compare_ether_addr(sa, p->sa) == 0))
- return -1;
- }
-
---- a/net/mac80211/mesh_hwmp.c
-+++ b/net/mac80211/mesh_hwmp.c
-@@ -8,6 +8,7 @@
- */
-
- #include <linux/slab.h>
-+#include <linux/etherdevice.h>
- #include <asm/unaligned.h>
- #include "wme.h"
- #include "mesh.h"
-@@ -419,7 +420,7 @@ static u32 hwmp_route_info_get(struct ie
- new_metric = MAX_METRIC;
- exp_time = TU_TO_EXP_TIME(orig_lifetime);
-
-- if (memcmp(orig_addr, sdata->vif.addr, ETH_ALEN) == 0) {
-+ if (compare_ether_addr(orig_addr, sdata->vif.addr) == 0) {
- /* This MP is the originator, we are not interested in this
- * frame, except for updating transmitter's path info.
- */
-@@ -469,7 +470,7 @@ static u32 hwmp_route_info_get(struct ie
-
- /* Update and check transmitter routing info */
- ta = mgmt->sa;
-- if (memcmp(orig_addr, ta, ETH_ALEN) == 0)
-+ if (compare_ether_addr(orig_addr, ta) == 0)
- fresh_info = false;
- else {
- fresh_info = true;
-@@ -529,7 +530,7 @@ static void hwmp_preq_frame_process(stru
-
- mhwmp_dbg("received PREQ from %pM", orig_addr);
-
-- if (memcmp(target_addr, sdata->vif.addr, ETH_ALEN) == 0) {
-+ if (compare_ether_addr(target_addr, sdata->vif.addr) == 0) {
- mhwmp_dbg("PREQ is for us");
- forward = false;
- reply = true;
-@@ -624,7 +625,7 @@ static void hwmp_prep_frame_process(stru
- mhwmp_dbg("received PREP from %pM", PREP_IE_ORIG_ADDR(prep_elem));
-
- orig_addr = PREP_IE_ORIG_ADDR(prep_elem);
-- if (memcmp(orig_addr, sdata->vif.addr, ETH_ALEN) == 0)
-+ if (compare_ether_addr(orig_addr, sdata->vif.addr) == 0)
- /* destination, no forwarding required */
- return;
-
-@@ -694,10 +695,12 @@ static void hwmp_perr_frame_process(stru
- rcu_read_lock();
- mpath = mesh_path_lookup(target_addr, sdata);
- if (mpath) {
-+ struct sta_info *sta;
-+
- spin_lock_bh(&mpath->state_lock);
-+ sta = next_hop_deref_protected(mpath);
- if (mpath->flags & MESH_PATH_ACTIVE &&
-- memcmp(ta, next_hop_deref_protected(mpath)->sta.addr,
-- ETH_ALEN) == 0 &&
-+ compare_ether_addr(ta, sta->sta.addr) == 0 &&
- (!(mpath->flags & MESH_PATH_SN_VALID) ||
- SN_GT(target_sn, mpath->sn))) {
- mpath->flags &= ~MESH_PATH_ACTIVE;
-@@ -739,7 +742,7 @@ static void hwmp_rann_frame_process(stru
- metric = rann->rann_metric;
-
- /* Ignore our own RANNs */
-- if (memcmp(orig_addr, sdata->vif.addr, ETH_ALEN) == 0)
-+ if (compare_ether_addr(orig_addr, sdata->vif.addr) == 0)
- return;
-
- mhwmp_dbg("received RANN from %pM (is_gate=%d)", orig_addr,
-@@ -1064,7 +1067,7 @@ int mesh_nexthop_lookup(struct sk_buff *
- if (time_after(jiffies,
- mpath->exp_time -
- msecs_to_jiffies(sdata->u.mesh.mshcfg.path_refresh_time)) &&
-- !memcmp(sdata->vif.addr, hdr->addr4, ETH_ALEN) &&
-+ !compare_ether_addr(sdata->vif.addr, hdr->addr4) &&
- !(mpath->flags & MESH_PATH_RESOLVING) &&
- !(mpath->flags & MESH_PATH_FIXED))
- mesh_queue_preq(mpath, PREQ_Q_F_START | PREQ_Q_F_REFRESH);
---- a/net/mac80211/mesh_pathtbl.c
-+++ b/net/mac80211/mesh_pathtbl.c
-@@ -350,7 +350,7 @@ static struct mesh_path *mpath_lookup(st
- hlist_for_each_entry_rcu(node, n, bucket, list) {
- mpath = node->mpath;
- if (mpath->sdata == sdata &&
-- memcmp(dst, mpath->dst, ETH_ALEN) == 0) {
-+ compare_ether_addr(dst, mpath->dst) == 0) {
- if (MPATH_EXPIRED(mpath)) {
- spin_lock_bh(&mpath->state_lock);
- mpath->flags &= ~MESH_PATH_ACTIVE;
-@@ -525,7 +525,7 @@ int mesh_path_add(u8 *dst, struct ieee80
- int err = 0;
- u32 hash_idx;
-
-- if (memcmp(dst, sdata->vif.addr, ETH_ALEN) == 0)
-+ if (compare_ether_addr(dst, sdata->vif.addr) == 0)
- /* never add ourselves as neighbours */
- return -ENOTSUPP;
-
-@@ -566,7 +566,8 @@ int mesh_path_add(u8 *dst, struct ieee80
- err = -EEXIST;
- hlist_for_each_entry(node, n, bucket, list) {
- mpath = node->mpath;
-- if (mpath->sdata == sdata && memcmp(dst, mpath->dst, ETH_ALEN) == 0)
-+ if (mpath->sdata == sdata &&
-+ compare_ether_addr(dst, mpath->dst) == 0)
- goto err_exists;
- }
-
-@@ -657,7 +658,7 @@ int mpp_path_add(u8 *dst, u8 *mpp, struc
- int err = 0;
- u32 hash_idx;
-
-- if (memcmp(dst, sdata->vif.addr, ETH_ALEN) == 0)
-+ if (compare_ether_addr(dst, sdata->vif.addr) == 0)
- /* never add ourselves as neighbours */
- return -ENOTSUPP;
-
-@@ -694,7 +695,8 @@ int mpp_path_add(u8 *dst, u8 *mpp, struc
- err = -EEXIST;
- hlist_for_each_entry(node, n, bucket, list) {
- mpath = node->mpath;
-- if (mpath->sdata == sdata && memcmp(dst, mpath->dst, ETH_ALEN) == 0)
-+ if (mpath->sdata == sdata &&
-+ compare_ether_addr(dst, mpath->dst) == 0)
- goto err_exists;
- }
+ spin_unlock_irqrestore(&local->queue_stop_reason_lock, flags);
-@@ -887,7 +889,7 @@ int mesh_path_del(u8 *addr, struct ieee8
- hlist_for_each_entry(node, n, bucket, list) {
- mpath = node->mpath;
- if (mpath->sdata == sdata &&
-- memcmp(addr, mpath->dst, ETH_ALEN) == 0) {
-+ compare_ether_addr(addr, mpath->dst) == 0) {
- __mesh_path_del(tbl, node);
- goto enddel;
+@@ -1848,9 +1854,24 @@ netdev_tx_t ieee80211_subif_start_xmit(s
}
---- a/net/mac80211/mlme.c
-+++ b/net/mac80211/mlme.c
-@@ -1812,7 +1812,7 @@ ieee80211_rx_mgmt_auth(struct ieee80211_
-
- memcpy(bssid, ifmgd->auth_data->bss->bssid, ETH_ALEN);
-
-- if (memcmp(bssid, mgmt->bssid, ETH_ALEN))
-+ if (compare_ether_addr(bssid, mgmt->bssid))
- return RX_MGMT_NONE;
-
- auth_alg = le16_to_cpu(mgmt->u.auth.auth_alg);
-@@ -1893,7 +1893,7 @@ ieee80211_rx_mgmt_deauth(struct ieee8021
- return RX_MGMT_NONE;
-
- if (!ifmgd->associated ||
-- memcmp(mgmt->bssid, ifmgd->associated->bssid, ETH_ALEN))
-+ compare_ether_addr(mgmt->bssid, ifmgd->associated->bssid))
- return RX_MGMT_NONE;
-
- bssid = ifmgd->associated->bssid;
-@@ -1925,7 +1925,7 @@ ieee80211_rx_mgmt_disassoc(struct ieee80
- return RX_MGMT_NONE;
-
- if (!ifmgd->associated ||
-- memcmp(mgmt->bssid, ifmgd->associated->bssid, ETH_ALEN))
-+ compare_ether_addr(mgmt->bssid, ifmgd->associated->bssid))
- return RX_MGMT_NONE;
-
- reason_code = le16_to_cpu(mgmt->u.disassoc.reason_code);
-@@ -2190,7 +2190,7 @@ ieee80211_rx_mgmt_assoc_resp(struct ieee
-
- if (!assoc_data)
- return RX_MGMT_NONE;
-- if (memcmp(assoc_data->bss->bssid, mgmt->bssid, ETH_ALEN))
-+ if (compare_ether_addr(assoc_data->bss->bssid, mgmt->bssid))
- return RX_MGMT_NONE;
-
- /*
-@@ -2278,8 +2278,8 @@ static void ieee80211_rx_bss_info(struct
- bool need_ps = false;
-
- if (sdata->u.mgd.associated &&
-- memcmp(mgmt->bssid, sdata->u.mgd.associated->bssid,
-- ETH_ALEN) == 0) {
-+ compare_ether_addr(mgmt->bssid, sdata->u.mgd.associated->bssid)
-+ == 0) {
- bss = (void *)sdata->u.mgd.associated->priv;
- /* not previously set so we may need to recalc */
- need_ps = !bss->dtim_period;
-@@ -2334,7 +2334,7 @@ static void ieee80211_rx_mgmt_probe_resp
-
- ASSERT_MGD_MTX(ifmgd);
-
-- if (memcmp(mgmt->da, sdata->vif.addr, ETH_ALEN))
-+ if (compare_ether_addr(mgmt->da, sdata->vif.addr))
- return; /* ignore ProbeResp to foreign address */
-
- baselen = (u8 *) mgmt->u.probe_resp.variable - (u8 *) mgmt;
-@@ -2347,11 +2347,12 @@ static void ieee80211_rx_mgmt_probe_resp
- ieee80211_rx_bss_info(sdata, mgmt, len, rx_status, &elems, false);
-
- if (ifmgd->associated &&
-- memcmp(mgmt->bssid, ifmgd->associated->bssid, ETH_ALEN) == 0)
-+ compare_ether_addr(mgmt->bssid, ifmgd->associated->bssid) == 0)
- ieee80211_reset_ap_probe(sdata);
-
- if (ifmgd->auth_data && !ifmgd->auth_data->bss->proberesp_ies &&
-- memcmp(mgmt->bssid, ifmgd->auth_data->bss->bssid, ETH_ALEN) == 0) {
-+ compare_ether_addr(mgmt->bssid, ifmgd->auth_data->bss->bssid)
-+ == 0) {
- /* got probe response, continue with auth */
- printk(KERN_DEBUG "%s: direct probe responded\n", sdata->name);
- ifmgd->auth_data->tries = 0;
-@@ -2408,7 +2409,8 @@ static void ieee80211_rx_mgmt_beacon(str
- return;
-
- if (ifmgd->assoc_data && !ifmgd->assoc_data->have_beacon &&
-- memcmp(mgmt->bssid, ifmgd->assoc_data->bss->bssid, ETH_ALEN) == 0) {
-+ compare_ether_addr(mgmt->bssid, ifmgd->assoc_data->bss->bssid)
-+ == 0) {
- ieee802_11_parse_elems(mgmt->u.beacon.variable,
- len - baselen, &elems);
-
-@@ -2423,7 +2425,7 @@ static void ieee80211_rx_mgmt_beacon(str
- }
-
- if (!ifmgd->associated ||
-- memcmp(mgmt->bssid, ifmgd->associated->bssid, ETH_ALEN))
-+ compare_ether_addr(mgmt->bssid, ifmgd->associated->bssid))
- return;
- bssid = ifmgd->associated->bssid;
-
-@@ -3285,7 +3287,7 @@ int ieee80211_mgd_assoc(struct ieee80211
- bool match;
- /* keep sta info, bssid if matching */
-- match = memcmp(ifmgd->bssid, req->bss->bssid, ETH_ALEN) == 0;
-+ match = compare_ether_addr(ifmgd->bssid, req->bss->bssid) == 0;
- ieee80211_destroy_auth_data(sdata, match);
- }
-
-@@ -3407,7 +3409,7 @@ int ieee80211_mgd_assoc(struct ieee80211
- goto err_clear;
+ if (!is_multicast_ether_addr(skb->data)) {
++ struct sta_info *next_hop;
++ bool mpp_lookup = true;
++
+ mpath = mesh_path_lookup(sdata, skb->data);
+- if (!mpath)
++ if (mpath) {
++ mpp_lookup = false;
++ next_hop = rcu_dereference(mpath->next_hop);
++ if (!next_hop ||
++ !(mpath->flags & (MESH_PATH_ACTIVE |
++ MESH_PATH_RESOLVING)))
++ mpp_lookup = true;
++ }
++
++ if (mpp_lookup)
+ mppath = mpp_path_lookup(sdata, skb->data);
++
++ if (mppath && mpath)
++ mesh_path_del(mpath->sdata, mpath->dst);
}
- } else
-- WARN_ON_ONCE(memcmp(ifmgd->bssid, req->bss->bssid, ETH_ALEN));
-+ WARN_ON_ONCE(compare_ether_addr(ifmgd->bssid, req->bss->bssid));
-
- if (!bss->dtim_period &&
- sdata->local->hw.flags & IEEE80211_HW_NEED_DTIM_PERIOD) {
-@@ -3448,7 +3450,7 @@ int ieee80211_mgd_deauth(struct ieee8021
- mutex_lock(&ifmgd->mtx);
-
- if (ifmgd->associated &&
-- memcmp(ifmgd->associated->bssid, req->bssid, ETH_ALEN) == 0) {
-+ compare_ether_addr(ifmgd->associated->bssid, req->bssid) == 0) {
- ieee80211_set_disassoc(sdata, false, true);
- assoc_bss = true;
- } else if (ifmgd->auth_data) {
---- a/net/mac80211/status.c
-+++ b/net/mac80211/status.c
-@@ -10,6 +10,7 @@
- */
-
- #include <linux/export.h>
-+#include <linux/etherdevice.h>
- #include <net/mac80211.h>
- #include <asm/unaligned.h>
- #include "ieee80211_i.h"
-@@ -377,7 +378,7 @@ void ieee80211_tx_status(struct ieee8021
-
- for_each_sta_info(local, hdr->addr1, sta, tmp) {
- /* skip wrong virtual interface */
-- if (memcmp(hdr->addr2, sta->sdata->vif.addr, ETH_ALEN))
-+ if (compare_ether_addr(hdr->addr2, sta->sdata->vif.addr))
- continue;
- if (info->flags & IEEE80211_TX_STATUS_EOSP)
---- a/net/wireless/mlme.c
-+++ b/net/wireless/mlme.c
-@@ -6,6 +6,7 @@
-
- #include <linux/kernel.h>
- #include <linux/module.h>
-+#include <linux/etherdevice.h>
- #include <linux/netdevice.h>
- #include <linux/nl80211.h>
- #include <linux/slab.h>
-@@ -100,7 +101,7 @@ void __cfg80211_send_deauth(struct net_d
- ASSERT_WDEV_LOCK(wdev);
-
- if (wdev->current_bss &&
-- memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) {
-+ compare_ether_addr(wdev->current_bss->pub.bssid, bssid) == 0) {
- cfg80211_unhold_bss(wdev->current_bss);
- cfg80211_put_bss(&wdev->current_bss->pub);
- wdev->current_bss = NULL;
-@@ -115,7 +116,7 @@ void __cfg80211_send_deauth(struct net_d
-
- reason_code = le16_to_cpu(mgmt->u.deauth.reason_code);
-
-- from_ap = memcmp(mgmt->sa, dev->dev_addr, ETH_ALEN) != 0;
-+ from_ap = compare_ether_addr(mgmt->sa, dev->dev_addr) != 0;
- __cfg80211_disconnected(dev, NULL, 0, reason_code, from_ap);
- } else if (wdev->sme_state == CFG80211_SME_CONNECTING) {
- __cfg80211_connect_result(dev, mgmt->bssid, NULL, 0, NULL, 0,
-@@ -154,7 +155,7 @@ void __cfg80211_send_disassoc(struct net
- return;
-
- if (wdev->current_bss &&
-- memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) {
-+ compare_ether_addr(wdev->current_bss->pub.bssid, bssid) == 0) {
- cfg80211_sme_disassoc(dev, wdev->current_bss);
- cfg80211_unhold_bss(wdev->current_bss);
- cfg80211_put_bss(&wdev->current_bss->pub);
-@@ -165,7 +166,7 @@ void __cfg80211_send_disassoc(struct net
-
- reason_code = le16_to_cpu(mgmt->u.disassoc.reason_code);
-
-- from_ap = memcmp(mgmt->sa, dev->dev_addr, ETH_ALEN) != 0;
-+ from_ap = compare_ether_addr(mgmt->sa, dev->dev_addr) != 0;
- __cfg80211_disconnected(dev, NULL, 0, reason_code, from_ap);
- }
- EXPORT_SYMBOL(__cfg80211_send_disassoc);
-@@ -285,7 +286,7 @@ int __cfg80211_mlme_auth(struct cfg80211
- return -EINVAL;
-
- if (wdev->current_bss &&
-- memcmp(bssid, wdev->current_bss->pub.bssid, ETH_ALEN) == 0)
-+ compare_ether_addr(bssid, wdev->current_bss->pub.bssid) == 0)
- return -EALREADY;
-
- memset(&req, 0, sizeof(req));
-@@ -362,7 +363,7 @@ int __cfg80211_mlme_assoc(struct cfg8021
- memset(&req, 0, sizeof(req));
-
- if (wdev->current_bss && prev_bssid &&
-- memcmp(wdev->current_bss->pub.bssid, prev_bssid, ETH_ALEN) == 0) {
-+ compare_ether_addr(wdev->current_bss->pub.bssid, prev_bssid) == 0) {
/*
- * Trying to reassociate: Allow this to proceed and let the old
- * association to be dropped when the new one is completed.
-@@ -446,7 +447,8 @@ int __cfg80211_mlme_deauth(struct cfg802
-
- if (local_state_change) {
- if (wdev->current_bss &&
-- memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) {
-+ compare_ether_addr(wdev->current_bss->pub.bssid, bssid)
-+ == 0) {
- cfg80211_unhold_bss(wdev->current_bss);
- cfg80211_put_bss(&wdev->current_bss->pub);
- wdev->current_bss = NULL;
-@@ -495,7 +497,7 @@ static int __cfg80211_mlme_disassoc(stru
- req.local_state_change = local_state_change;
- req.ie = ie;
- req.ie_len = ie_len;
-- if (memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0)
-+ if (compare_ether_addr(wdev->current_bss->pub.bssid, bssid) == 0)
- req.bss = &wdev->current_bss->pub;
- else
- return -ENOTCONN;
-@@ -758,8 +760,8 @@ int cfg80211_mlme_mgmt_tx(struct cfg8021
- break;
- }
-
-- if (memcmp(wdev->current_bss->pub.bssid,
-- mgmt->bssid, ETH_ALEN)) {
-+ if (compare_ether_addr(wdev->current_bss->pub.bssid,
-+ mgmt->bssid)) {
- err = -ENOTCONN;
- break;
- }
-@@ -772,8 +774,8 @@ int cfg80211_mlme_mgmt_tx(struct cfg8021
- break;
-
- /* for station, check that DA is the AP */
-- if (memcmp(wdev->current_bss->pub.bssid,
-- mgmt->da, ETH_ALEN)) {
-+ if (compare_ether_addr(wdev->current_bss->pub.bssid,
-+ mgmt->da)) {
- err = -ENOTCONN;
- break;
- }
-@@ -781,11 +783,11 @@ int cfg80211_mlme_mgmt_tx(struct cfg8021
- case NL80211_IFTYPE_AP:
- case NL80211_IFTYPE_P2P_GO:
- case NL80211_IFTYPE_AP_VLAN:
-- if (memcmp(mgmt->bssid, dev->dev_addr, ETH_ALEN))
-+ if (compare_ether_addr(mgmt->bssid, dev->dev_addr))
- err = -EINVAL;
- break;
- case NL80211_IFTYPE_MESH_POINT:
-- if (memcmp(mgmt->sa, mgmt->bssid, ETH_ALEN)) {
-+ if (compare_ether_addr(mgmt->sa, mgmt->bssid)) {
- err = -EINVAL;
- break;
- }
-@@ -804,7 +806,7 @@ int cfg80211_mlme_mgmt_tx(struct cfg8021
- return err;
- }
-
-- if (memcmp(mgmt->sa, dev->dev_addr, ETH_ALEN) != 0)
-+ if (compare_ether_addr(mgmt->sa, dev->dev_addr) != 0)
- return -EINVAL;
-
- /* Transmit the Action frame as requested by user space */
---- a/net/wireless/scan.c
-+++ b/net/wireless/scan.c
-@@ -378,7 +378,7 @@ static int cmp_bss_core(struct cfg80211_
- b->len_information_elements);
+--- a/net/wireless/nl80211.c
++++ b/net/wireless/nl80211.c
+@@ -554,16 +554,9 @@ static int nl80211_msg_put_channel(struc
+ if ((chan->flags & IEEE80211_CHAN_NO_IBSS) &&
+ nla_put_flag(msg, NL80211_FREQUENCY_ATTR_NO_IBSS))
+ goto nla_put_failure;
+- if (chan->flags & IEEE80211_CHAN_RADAR) {
+- u32 time = elapsed_jiffies_msecs(chan->dfs_state_entered);
+- if (nla_put_flag(msg, NL80211_FREQUENCY_ATTR_RADAR))
+- goto nla_put_failure;
+- if (nla_put_u32(msg, NL80211_FREQUENCY_ATTR_DFS_STATE,
+- chan->dfs_state))
+- goto nla_put_failure;
+- if (nla_put_u32(msg, NL80211_FREQUENCY_ATTR_DFS_TIME, time))
+- goto nla_put_failure;
+- }
++ if ((chan->flags & IEEE80211_CHAN_RADAR) &&
++ nla_put_flag(msg, NL80211_FREQUENCY_ATTR_RADAR))
++ goto nla_put_failure;
+ if ((chan->flags & IEEE80211_CHAN_NO_HT40MINUS) &&
+ nla_put_flag(msg, NL80211_FREQUENCY_ATTR_NO_HT40_MINUS))
+ goto nla_put_failure;
+@@ -900,9 +893,6 @@ static int nl80211_put_iface_combination
+ nla_put_u32(msg, NL80211_IFACE_COMB_MAXNUM,
+ c->max_interfaces))
+ goto nla_put_failure;
+- if (nla_put_u32(msg, NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS,
+- c->radar_detect_widths))
+- goto nla_put_failure;
+
+ nla_nest_end(msg, nl_combi);
}
-
-- return memcmp(a->bssid, b->bssid, ETH_ALEN);
-+ return compare_ether_addr(a->bssid, b->bssid);
- }
-
- static int cmp_bss(struct cfg80211_bss *a,
---- a/drivers/net/wireless/ath/ath9k/Kconfig
-+++ b/drivers/net/wireless/ath/ath9k/Kconfig
-@@ -81,6 +81,14 @@ config ATH9K_DFS_CERTIFIED
- developed. At this point enabling this option won't do anything
- except increase code size.
-
-+config ATH9K_MAC_DEBUG
-+ bool "Atheros MAC statistics"
-+ depends on ATH9K_DEBUGFS
-+ default y
-+ ---help---
-+ This option enables collection of statistics for Rx/Tx status
-+ data and some other MAC related statistics
-+
- config ATH9K_RATE_CONTROL
- bool "Atheros ath9k rate control"
- depends on ATH9K
---- a/drivers/net/wireless/ath/ath9k/debug.c
-+++ b/drivers/net/wireless/ath/ath9k/debug.c
-@@ -818,6 +818,7 @@ void ath_debug_stat_tx(struct ath_softc
- if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN)
- TX_STAT_INC(qnum, delim_underrun);
-
-+#ifdef CONFIG_ATH9K_MAC_DEBUG
- spin_lock(&sc->debug.samp_lock);
- TX_SAMP_DBG(jiffies) = jiffies;
- TX_SAMP_DBG(rssi_ctl0) = ts->ts_rssi_ctl0;
-@@ -844,6 +845,7 @@ void ath_debug_stat_tx(struct ath_softc
-
- sc->debug.tsidx = (sc->debug.tsidx + 1) % ATH_DBG_MAX_SAMPLES;
- spin_unlock(&sc->debug.samp_lock);
-+#endif
-
- #undef TX_SAMP_DBG
+@@ -914,48 +904,6 @@ nla_put_failure:
+ return -ENOBUFS;
}
-@@ -942,27 +944,6 @@ static ssize_t read_file_recv(struct fil
- PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL);
-
- len += snprintf(buf + len, size - len,
-- "%22s : %10d\n", "RSSI-CTL0",
-- sc->debug.stats.rxstats.rs_rssi_ctl0);
-- len += snprintf(buf + len, size - len,
-- "%22s : %10d\n", "RSSI-CTL1",
-- sc->debug.stats.rxstats.rs_rssi_ctl1);
-- len += snprintf(buf + len, size - len,
-- "%22s : %10d\n", "RSSI-CTL2",
-- sc->debug.stats.rxstats.rs_rssi_ctl2);
-- len += snprintf(buf + len, size - len,
-- "%22s : %10d\n", "RSSI-EXT0",
-- sc->debug.stats.rxstats.rs_rssi_ext0);
-- len += snprintf(buf + len, size - len,
-- "%22s : %10d\n", "RSSI-EXT1",
-- sc->debug.stats.rxstats.rs_rssi_ext1);
-- len += snprintf(buf + len, size - len,
-- "%22s : %10d\n", "RSSI-EXT2",
-- sc->debug.stats.rxstats.rs_rssi_ext2);
-- len += snprintf(buf + len, size - len,
-- "%22s : %10d\n", "Rx Antenna",
-- sc->debug.stats.rxstats.rs_antenna);
-- len += snprintf(buf + len, size - len,
- "%22s : %10u\n", "RX-Pkts-All",
- sc->debug.stats.rxstats.rx_pkts_all);
- len += snprintf(buf + len, size - len,
-@@ -1009,16 +990,7 @@ void ath_debug_stat_rx(struct ath_softc
- RX_PHY_ERR_INC(rs->rs_phyerr);
- }
-- sc->debug.stats.rxstats.rs_rssi_ctl0 = rs->rs_rssi_ctl0;
-- sc->debug.stats.rxstats.rs_rssi_ctl1 = rs->rs_rssi_ctl1;
-- sc->debug.stats.rxstats.rs_rssi_ctl2 = rs->rs_rssi_ctl2;
+-#ifdef CONFIG_PM
+-static int nl80211_send_wowlan_tcp_caps(struct cfg80211_registered_device *rdev,
+- struct sk_buff *msg)
+-{
+- const struct wiphy_wowlan_tcp_support *tcp = rdev->wiphy.wowlan.tcp;
+- struct nlattr *nl_tcp;
+-
+- if (!tcp)
+- return 0;
-
-- sc->debug.stats.rxstats.rs_rssi_ext0 = rs->rs_rssi_ext0;
-- sc->debug.stats.rxstats.rs_rssi_ext1 = rs->rs_rssi_ext1;
-- sc->debug.stats.rxstats.rs_rssi_ext2 = rs->rs_rssi_ext2;
+- nl_tcp = nla_nest_start(msg, NL80211_WOWLAN_TRIG_TCP_CONNECTION);
+- if (!nl_tcp)
+- return -ENOBUFS;
-
-- sc->debug.stats.rxstats.rs_antenna = rs->rs_antenna;
+- if (nla_put_u32(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD,
+- tcp->data_payload_max))
+- return -ENOBUFS;
-
-+#ifdef CONFIG_ATH9K_MAC_DEBUG
- spin_lock(&sc->debug.samp_lock);
- RX_SAMP_DBG(jiffies) = jiffies;
- RX_SAMP_DBG(rssi_ctl0) = rs->rs_rssi_ctl0;
-@@ -1035,6 +1007,8 @@ void ath_debug_stat_rx(struct ath_softc
- sc->debug.rsidx = (sc->debug.rsidx + 1) % ATH_DBG_MAX_SAMPLES;
- spin_unlock(&sc->debug.samp_lock);
+- if (nla_put_u32(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD,
+- tcp->data_payload_max))
+- return -ENOBUFS;
+-
+- if (tcp->seq && nla_put_flag(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD_SEQ))
+- return -ENOBUFS;
+-
+- if (tcp->tok && nla_put(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD_TOKEN,
+- sizeof(*tcp->tok), tcp->tok))
+- return -ENOBUFS;
+-
+- if (nla_put_u32(msg, NL80211_WOWLAN_TCP_DATA_INTERVAL,
+- tcp->data_interval_max))
+- return -ENOBUFS;
+-
+- if (nla_put_u32(msg, NL80211_WOWLAN_TCP_WAKE_PAYLOAD,
+- tcp->wake_payload_max))
+- return -ENOBUFS;
+-
+- nla_nest_end(msg, nl_tcp);
+- return 0;
+-}
+-#endif
+-
+ static int nl80211_send_wiphy(struct sk_buff *msg, u32 portid, u32 seq, int flags,
+ struct cfg80211_registered_device *dev)
+ {
+@@ -1330,9 +1278,6 @@ static int nl80211_send_wiphy(struct sk_
+ goto nla_put_failure;
+ }
-+#endif
-+
- #undef RX_STAT_INC
- #undef RX_PHY_ERR_INC
- #undef RX_SAMP_DBG
-@@ -1278,6 +1252,8 @@ static const struct file_operations fops
- .llseek = default_llseek,
- };
-
-+#ifdef CONFIG_ATH9K_MAC_DEBUG
-+
- void ath9k_debug_samp_bb_mac(struct ath_softc *sc)
+- if (nl80211_send_wowlan_tcp_caps(dev, msg))
+- goto nla_put_failure;
+-
+ nla_nest_end(msg, nl_wowlan);
+ }
+ #endif
+--- a/net/mac80211/cfg.c
++++ b/net/mac80211/cfg.c
+@@ -3285,13 +3285,19 @@ static int ieee80211_cfg_get_channel(str
+ struct cfg80211_chan_def *chandef)
{
- #define ATH_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].c)
-@@ -1551,6 +1527,7 @@ static const struct file_operations fops
- .llseek = default_llseek,
- };
+ struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
++ struct ieee80211_local *local = wiphy_priv(wiphy);
+ struct ieee80211_chanctx_conf *chanctx_conf;
+ int ret = -ENODATA;
-+#endif
+ rcu_read_lock();
+- chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
+- if (chanctx_conf) {
+- *chandef = chanctx_conf->def;
++ if (local->use_chanctx) {
++ chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
++ if (chanctx_conf) {
++ *chandef = chanctx_conf->def;
++ ret = 0;
++ }
++ } else if (local->open_count == local->monitors) {
++ *chandef = local->monitor_chandef;
+ ret = 0;
+ }
+ rcu_read_unlock();
+--- a/drivers/net/wireless/ath/ath9k/hw.c
++++ b/drivers/net/wireless/ath/ath9k/hw.c
+@@ -1463,7 +1463,9 @@ static bool ath9k_hw_chip_reset(struct a
+ reset_type = ATH9K_RESET_POWER_ON;
+ else
+ reset_type = ATH9K_RESET_COLD;
+- }
++ } else if (ah->chip_fullsleep || REG_READ(ah, AR_Q_TXE) ||
++ (REG_READ(ah, AR_CR) & AR_CR_RXE))
++ reset_type = ATH9K_RESET_COLD;
- int ath9k_init_debug(struct ath_hw *ah)
- {
-@@ -1604,8 +1581,10 @@ int ath9k_init_debug(struct ath_hw *ah)
- &fops_base_eeprom);
- debugfs_create_file("modal_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
- &fops_modal_eeprom);
-+#ifdef CONFIG_ATH9K_MAC_DEBUG
- debugfs_create_file("samples", S_IRUSR, sc->debug.debugfs_phy, sc,
- &fops_samps);
+ if (!ath9k_hw_set_reset_reg(ah, reset_type))
+ return false;
+--- a/drivers/net/wireless/rt2x00/rt2x00dev.c
++++ b/drivers/net/wireless/rt2x00/rt2x00dev.c
+@@ -1236,8 +1236,10 @@ static inline void rt2x00lib_set_if_comb
+ */
+ if_limit = &rt2x00dev->if_limits_ap;
+ if_limit->max = rt2x00dev->ops->max_ap_intf;
+- if_limit->types = BIT(NL80211_IFTYPE_AP) |
+- BIT(NL80211_IFTYPE_MESH_POINT);
++ if_limit->types = BIT(NL80211_IFTYPE_AP);
++#ifdef CONFIG_MAC80211_MESH
++ if_limit->types |= BIT(NL80211_IFTYPE_MESH_POINT);
+#endif
- debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR,
- sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask);
---- a/drivers/net/wireless/ath/ath9k/debug.h
-+++ b/drivers/net/wireless/ath/ath9k/debug.h
-@@ -165,13 +165,6 @@ struct ath_rx_stats {
- u32 post_delim_crc_err;
- u32 decrypt_busy_err;
- u32 phy_err_stats[ATH9K_PHYERR_MAX];
-- int8_t rs_rssi_ctl0;
-- int8_t rs_rssi_ctl1;
-- int8_t rs_rssi_ctl2;
-- int8_t rs_rssi_ext0;
-- int8_t rs_rssi_ext1;
-- int8_t rs_rssi_ext2;
-- u8 rs_antenna;
- };
-
- enum ath_reset_type {
-@@ -235,16 +228,17 @@ struct ath9k_debug {
- struct dentry *debugfs_phy;
- u32 regidx;
- struct ath_stats stats;
-+#ifdef CONFIG_ATH9K_MAC_DEBUG
- spinlock_t samp_lock;
- struct ath_dbg_bb_mac_samp bb_mac_samp[ATH_DBG_MAX_SAMPLES];
- u8 sampidx;
- u8 tsidx;
- u8 rsidx;
+ /*
+ * Build up AP interface combinations structure.
+@@ -1309,7 +1311,9 @@ int rt2x00lib_probe_dev(struct rt2x00_de
+ rt2x00dev->hw->wiphy->interface_modes |=
+ BIT(NL80211_IFTYPE_ADHOC) |
+ BIT(NL80211_IFTYPE_AP) |
++#ifdef CONFIG_MAC80211_MESH
+ BIT(NL80211_IFTYPE_MESH_POINT) |
+#endif
- };
-
- int ath9k_init_debug(struct ath_hw *ah);
-
--void ath9k_debug_samp_bb_mac(struct ath_softc *sc);
- void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status);
- void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
- struct ath_tx_status *ts, struct ath_txq *txq,
-@@ -258,10 +252,6 @@ static inline int ath9k_init_debug(struc
- return 0;
+ BIT(NL80211_IFTYPE_WDS);
+
+ rt2x00dev->hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN;
+--- a/net/mac80211/rc80211_minstrel_ht.c
++++ b/net/mac80211/rc80211_minstrel_ht.c
+@@ -26,11 +26,11 @@
+ /* Number of symbols for a packet with (bps) bits per symbol */
+ #define MCS_NSYMS(bps) ((MCS_NBITS + (bps) - 1) / (bps))
+
+-/* Transmission time for a packet containing (syms) symbols */
++/* Transmission time (nanoseconds) for a packet containing (syms) symbols */
+ #define MCS_SYMBOL_TIME(sgi, syms) \
+ (sgi ? \
+- ((syms) * 18 + 4) / 5 : /* syms * 3.6 us */ \
+- (syms) << 2 /* syms * 4 us */ \
++ ((syms) * 18000 + 4000) / 5 : /* syms * 3.6 us */ \
++ ((syms) * 1000) << 2 /* syms * 4 us */ \
+ )
+
+ /* Transmit duration for the raw data part of an average sized packet */
+@@ -64,9 +64,9 @@
}
--static inline void ath9k_debug_samp_bb_mac(struct ath_softc *sc)
--{
--}
--
- static inline void ath_debug_stat_interrupt(struct ath_softc *sc,
- enum ath9k_int status)
+ #define CCK_DURATION(_bitrate, _short, _len) \
+- (10 /* SIFS */ + \
++ (1000 * (10 /* SIFS */ + \
+ (_short ? 72 + 24 : 144 + 48 ) + \
+- (8 * (_len + 4) * 10) / (_bitrate))
++ (8 * (_len + 4) * 10) / (_bitrate)))
+
+ #define CCK_ACK_DURATION(_bitrate, _short) \
+ (CCK_DURATION((_bitrate > 10 ? 20 : 10), false, 60) + \
+@@ -211,7 +211,8 @@ static void
+ minstrel_ht_calc_tp(struct minstrel_ht_sta *mi, int group, int rate)
{
-@@ -282,4 +272,17 @@ static inline void ath_debug_stat_rx(str
+ struct minstrel_rate_stats *mr;
+- unsigned int usecs = 0;
++ unsigned int nsecs = 0;
++ unsigned int tp;
- #endif /* CONFIG_ATH9K_DEBUGFS */
+ mr = &mi->groups[group].rates[rate];
-+#ifdef CONFIG_ATH9K_MAC_DEBUG
-+
-+void ath9k_debug_samp_bb_mac(struct ath_softc *sc);
-+
-+#else
-+
-+static inline void ath9k_debug_samp_bb_mac(struct ath_softc *sc)
-+{
-+}
-+
-+#endif
-+
-+
- #endif /* DEBUG_H */
---- a/drivers/net/wireless/ath/ath9k/init.c
-+++ b/drivers/net/wireless/ath/ath9k/init.c
-@@ -555,9 +555,11 @@ static int ath9k_init_softc(u16 devid, s
- mutex_init(&sc->mutex);
- #ifdef CONFIG_ATH9K_DEBUGFS
- spin_lock_init(&sc->nodes_lock);
-- spin_lock_init(&sc->debug.samp_lock);
- INIT_LIST_HEAD(&sc->nodes);
- #endif
-+#ifdef CONFIG_ATH9K_MAC_DEBUG
-+ spin_lock_init(&sc->debug.samp_lock);
-+#endif
- tasklet_init(&sc->intr_tq, ath9k_tasklet, (unsigned long)sc);
- tasklet_init(&sc->bcon_tasklet, ath_beacon_tasklet,
- (unsigned long)sc);
---- a/drivers/net/wireless/ath/ath9k/hw.c
-+++ b/drivers/net/wireless/ath/ath9k/hw.c
-@@ -1386,10 +1386,16 @@ static bool ath9k_hw_set_reset_reg(struc
- static bool ath9k_hw_chip_reset(struct ath_hw *ah,
- struct ath9k_channel *chan)
- {
-- if (AR_SREV_9280(ah) && ah->eep_ops->get_eeprom(ah, EEP_OL_PWRCTRL)) {
-- if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_POWER_ON))
-- return false;
-- } else if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_WARM))
-+ int reset_type = ATH9K_RESET_WARM;
-+
-+ if (AR_SREV_9280(ah)) {
-+ if (ah->eep_ops->get_eeprom(ah, EEP_OL_PWRCTRL))
-+ reset_type = ATH9K_RESET_POWER_ON;
-+ else
-+ reset_type = ATH9K_RESET_COLD;
-+ }
-+
-+ if (!ath9k_hw_set_reset_reg(ah, reset_type))
- return false;
+@@ -221,10 +222,12 @@ minstrel_ht_calc_tp(struct minstrel_ht_s
+ }
- if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE))
---- a/drivers/net/wireless/ath/ath5k/base.c
-+++ b/drivers/net/wireless/ath/ath5k/base.c
-@@ -2330,15 +2330,6 @@ ath5k_calibrate_work(struct work_struct
- "got new rfgain, resetting\n");
- ieee80211_queue_work(ah->hw, &ah->reset_work);
- }
--
-- /* TODO: On full calibration we should stop TX here,
-- * so that it doesn't interfere (mostly due to gain_f
-- * calibration that messes with tx packets -see phy.c).
-- *
-- * NOTE: Stopping the queues from above is not enough
-- * to stop TX but saves us from disconecting (at least
-- * we don't lose packets). */
-- ieee80211_stop_queues(ah->hw);
- } else
- ah->ah_cal_mask |= AR5K_CALIBRATION_SHORT;
-
-@@ -2353,10 +2344,9 @@ ath5k_calibrate_work(struct work_struct
- ah->curchan->center_freq));
-
- /* Clear calibration flags */
-- if (ah->ah_cal_mask & AR5K_CALIBRATION_FULL) {
-- ieee80211_wake_queues(ah->hw);
-+ if (ah->ah_cal_mask & AR5K_CALIBRATION_FULL)
- ah->ah_cal_mask &= ~AR5K_CALIBRATION_FULL;
-- } else if (ah->ah_cal_mask & AR5K_CALIBRATION_SHORT)
-+ else if (ah->ah_cal_mask & AR5K_CALIBRATION_SHORT)
- ah->ah_cal_mask &= ~AR5K_CALIBRATION_SHORT;
+ if (group != MINSTREL_CCK_GROUP)
+- usecs = mi->overhead / MINSTREL_TRUNC(mi->avg_ampdu_len);
++ nsecs = 1000 * mi->overhead / MINSTREL_TRUNC(mi->avg_ampdu_len);
+
+- usecs += minstrel_mcs_groups[group].duration[rate];
+- mr->cur_tp = MINSTREL_TRUNC((1000000 / usecs) * mr->probability);
++ nsecs += minstrel_mcs_groups[group].duration[rate];
++ tp = 1000000 * ((mr->probability * 1000) / nsecs);
++
++ mr->cur_tp = MINSTREL_TRUNC(tp);
}
---- a/drivers/net/wireless/ath/ath5k/phy.c
-+++ b/drivers/net/wireless/ath/ath5k/phy.c
-@@ -1871,31 +1871,15 @@ ath5k_hw_phy_calibrate(struct ath5k_hw *
- ret = 0;
+ /*
+@@ -308,8 +311,8 @@ minstrel_ht_update_stats(struct minstrel
+ }
}
-- /* On full calibration do an AGC calibration and
-- * request a PAPD probe for gainf calibration if
-- * needed */
-- if (ah->ah_cal_mask & AR5K_CALIBRATION_FULL) {
-+ /* On full calibration request a PAPD probe for
-+ * gainf calibration if needed */
-+ if ((ah->ah_cal_mask & AR5K_CALIBRATION_FULL) &&
-+ (ah->ah_radio == AR5K_RF5111 ||
-+ ah->ah_radio == AR5K_RF5112) &&
-+ channel->hw_value != AR5K_MODE_11B)
-+ ath5k_hw_request_rfgain_probe(ah);
-
-- AR5K_REG_ENABLE_BITS(ah, AR5K_PHY_AGCCTL,
-- AR5K_PHY_AGCCTL_CAL);
--
-- ret = ath5k_hw_register_timeout(ah, AR5K_PHY_AGCCTL,
-- AR5K_PHY_AGCCTL_CAL | AR5K_PHY_AGCCTL_NF,
-- 0, false);
-- if (ret) {
-- ATH5K_ERR(ah,
-- "gain calibration timeout (%uMHz)\n",
-- channel->center_freq);
+- /* try to sample up to half of the available rates during each interval */
+- mi->sample_count *= 4;
++ /* try to sample all available rates during each interval */
++ mi->sample_count *= 8;
+
+ cur_prob = 0;
+ cur_prob_tp = 0;
+@@ -320,20 +323,13 @@ minstrel_ht_update_stats(struct minstrel
+ if (!mg->supported)
+ continue;
+
+- mr = minstrel_get_ratestats(mi, mg->max_prob_rate);
+- if (cur_prob_tp < mr->cur_tp &&
+- minstrel_mcs_groups[group].streams == 1) {
+- mi->max_prob_rate = mg->max_prob_rate;
+- cur_prob = mr->cur_prob;
+- cur_prob_tp = mr->cur_tp;
- }
-
-- if ((ah->ah_radio == AR5K_RF5111 ||
-- ah->ah_radio == AR5K_RF5112)
-- && (channel->hw_value != AR5K_MODE_11B))
-- ath5k_hw_request_rfgain_probe(ah);
-- }
--
-- /* Update noise floor
-- * XXX: Only do this after AGC calibration */
-+ /* Update noise floor */
- if (!(ah->ah_cal_mask & AR5K_CALIBRATION_NF))
- ath5k_hw_update_noise_floor(ah);
-
---- a/drivers/net/wireless/ath/ath9k/recv.c
-+++ b/drivers/net/wireless/ath/ath9k/recv.c
-@@ -232,7 +232,6 @@ static void ath_rx_edma_cleanup(struct a
- static void ath_rx_edma_init_queue(struct ath_rx_edma *rx_edma, int size)
- {
- skb_queue_head_init(&rx_edma->rx_fifo);
-- skb_queue_head_init(&rx_edma->rx_buffers);
- rx_edma->rx_fifo_hwsize = size;
- }
-
-@@ -658,7 +657,9 @@ static void ath_rx_ps(struct ath_softc *
- }
+ mr = minstrel_get_ratestats(mi, mg->max_tp_rate);
+ if (cur_tp < mr->cur_tp) {
+ mi->max_tp_rate2 = mi->max_tp_rate;
+ cur_tp2 = cur_tp;
+ mi->max_tp_rate = mg->max_tp_rate;
+ cur_tp = mr->cur_tp;
++ mi->max_prob_streams = minstrel_mcs_groups[group].streams - 1;
+ }
- static bool ath_edma_get_buffers(struct ath_softc *sc,
-- enum ath9k_rx_qtype qtype)
-+ enum ath9k_rx_qtype qtype,
-+ struct ath_rx_status *rs,
-+ struct ath_buf **dest)
- {
- struct ath_rx_edma *rx_edma = &sc->rx.rx_edma[qtype];
- struct ath_hw *ah = sc->sc_ah;
-@@ -677,7 +678,7 @@ static bool ath_edma_get_buffers(struct
- dma_sync_single_for_cpu(sc->dev, bf->bf_buf_addr,
- common->rx_bufsize, DMA_FROM_DEVICE);
-
-- ret = ath9k_hw_process_rxdesc_edma(ah, NULL, skb->data);
-+ ret = ath9k_hw_process_rxdesc_edma(ah, rs, skb->data);
- if (ret == -EINPROGRESS) {
- /*let device gain the buffer again*/
- dma_sync_single_for_device(sc->dev, bf->bf_buf_addr,
-@@ -690,20 +691,21 @@ static bool ath_edma_get_buffers(struct
- /* corrupt descriptor, skip this one and the following one */
- list_add_tail(&bf->list, &sc->rx.rxbuf);
- ath_rx_edma_buf_link(sc, qtype);
-- skb = skb_peek(&rx_edma->rx_fifo);
-- if (!skb)
-- return true;
-
-- bf = SKB_CB_ATHBUF(skb);
-- BUG_ON(!bf);
-+ skb = skb_peek(&rx_edma->rx_fifo);
-+ if (skb) {
-+ bf = SKB_CB_ATHBUF(skb);
-+ BUG_ON(!bf);
-
-- __skb_unlink(skb, &rx_edma->rx_fifo);
-- list_add_tail(&bf->list, &sc->rx.rxbuf);
-- ath_rx_edma_buf_link(sc, qtype);
-- return true;
-+ __skb_unlink(skb, &rx_edma->rx_fifo);
-+ list_add_tail(&bf->list, &sc->rx.rxbuf);
-+ ath_rx_edma_buf_link(sc, qtype);
-+ } else {
-+ bf = NULL;
-+ }
+ mr = minstrel_get_ratestats(mi, mg->max_tp_rate2);
+@@ -343,6 +339,23 @@ minstrel_ht_update_stats(struct minstrel
+ }
}
-- skb_queue_tail(&rx_edma->rx_buffers, skb);
-
-+ *dest = bf;
- return true;
- }
-@@ -711,18 +713,15 @@ static struct ath_buf *ath_edma_get_next
- struct ath_rx_status *rs,
- enum ath9k_rx_qtype qtype)
- {
-- struct ath_rx_edma *rx_edma = &sc->rx.rx_edma[qtype];
-- struct sk_buff *skb;
-- struct ath_buf *bf;
-+ struct ath_buf *bf = NULL;
-
-- while (ath_edma_get_buffers(sc, qtype));
-- skb = __skb_dequeue(&rx_edma->rx_buffers);
-- if (!skb)
-- return NULL;
-+ while (ath_edma_get_buffers(sc, qtype, rs, &bf)) {
-+ if (!bf)
++ if (mi->max_prob_streams < 1)
++ mi->max_prob_streams = 1;
++
++ for (group = 0; group < ARRAY_SIZE(minstrel_mcs_groups); group++) {
++ mg = &mi->groups[group];
++ if (!mg->supported)
+ continue;
-
-- bf = SKB_CB_ATHBUF(skb);
-- ath9k_hw_process_rxdesc_edma(sc->sc_ah, rs, skb->data);
-- return bf;
-+ return bf;
++ mr = minstrel_get_ratestats(mi, mg->max_prob_rate);
++ if (cur_prob_tp < mr->cur_tp &&
++ minstrel_mcs_groups[group].streams <= mi->max_prob_streams) {
++ mi->max_prob_rate = mg->max_prob_rate;
++ cur_prob = mr->cur_prob;
++ cur_prob_tp = mr->cur_tp;
++ }
+ }
-+ return NULL;
++
++
+ mi->stats_update = jiffies;
}
- static struct ath_buf *ath_get_next_rx_buf(struct ath_softc *sc,
-@@ -954,6 +953,7 @@ static void ath9k_process_rssi(struct at
- struct ath_softc *sc = hw->priv;
- struct ath_hw *ah = common->ah;
- int last_rssi;
-+ int rssi = rx_stats->rs_rssi;
-
- if (!rx_stats->is_mybeacon ||
- ((ah->opmode != NL80211_IFTYPE_STATION) &&
-@@ -965,13 +965,12 @@ static void ath9k_process_rssi(struct at
-
- last_rssi = sc->last_rssi;
- if (likely(last_rssi != ATH_RSSI_DUMMY_MARKER))
-- rx_stats->rs_rssi = ATH_EP_RND(last_rssi,
-- ATH_RSSI_EP_MULTIPLIER);
-- if (rx_stats->rs_rssi < 0)
-- rx_stats->rs_rssi = 0;
-+ rssi = ATH_EP_RND(last_rssi, ATH_RSSI_EP_MULTIPLIER);
-+ if (rssi < 0)
-+ rssi = 0;
-
- /* Update Beacon RSSI, this is used by ANI. */
-- ah->stats.avgbrssi = rx_stats->rs_rssi;
-+ ah->stats.avgbrssi = rssi;
- }
+@@ -467,7 +480,7 @@ minstrel_ht_tx_status(void *priv, struct
- /*
-@@ -988,8 +987,6 @@ static int ath9k_rx_skb_preprocess(struc
+ if (!mi->sample_wait && !mi->sample_tries && mi->sample_count > 0) {
+ mi->sample_wait = 16 + 2 * MINSTREL_TRUNC(mi->avg_ampdu_len);
+- mi->sample_tries = 2;
++ mi->sample_tries = 1;
+ mi->sample_count--;
+ }
+
+@@ -536,7 +549,7 @@ minstrel_calc_retransmit(struct minstrel
+ mr->retry_updated = true;
+
+ group = &minstrel_mcs_groups[index / MCS_GROUP_RATES];
+- tx_time_data = group->duration[index % MCS_GROUP_RATES] * ampdu_len;
++ tx_time_data = group->duration[index % MCS_GROUP_RATES] * ampdu_len / 1000;
+
+ /* Contention time for first 2 tries */
+ ctime = (t_slot * cw) >> 1;
+@@ -616,6 +629,7 @@ minstrel_get_sample_rate(struct minstrel
{
- struct ath_hw *ah = common->ah;
+ struct minstrel_rate_stats *mr;
+ struct minstrel_mcs_group_data *mg;
++ unsigned int sample_dur, sample_group;
+ int sample_idx = 0;
+
+ if (mi->sample_wait > 0) {
+@@ -626,11 +640,11 @@ minstrel_get_sample_rate(struct minstrel
+ if (!mi->sample_tries)
+ return -1;
+
+- mi->sample_tries--;
+ mg = &mi->groups[mi->sample_group];
+ sample_idx = sample_table[mg->column][mg->index];
+ mr = &mg->rates[sample_idx];
+- sample_idx += mi->sample_group * MCS_GROUP_RATES;
++ sample_group = mi->sample_group;
++ sample_idx += sample_group * MCS_GROUP_RATES;
+ minstrel_next_sample_idx(mi);
-- memset(rx_status, 0, sizeof(struct ieee80211_rx_status));
--
/*
- * everything but the rate is checked here, the rate check is done
- * separately to avoid doing two lookups for a rate for each frame.
-@@ -1011,6 +1008,8 @@ static int ath9k_rx_skb_preprocess(struc
- rx_status->signal = ah->noise + rx_stats->rs_rssi;
- rx_status->antenna = rx_stats->rs_antenna;
- rx_status->flag |= RX_FLAG_MACTIME_MPDU;
-+ if (rx_stats->rs_moreaggr)
-+ rx_status->flag |= RX_FLAG_NO_SIGNAL_VAL;
-
- return 0;
- }
-@@ -1845,6 +1844,8 @@ int ath_rx_tasklet(struct ath_softc *sc,
- if (sc->sc_flags & SC_OP_RXFLUSH)
- goto requeue_drop_frag;
+@@ -651,14 +665,18 @@ minstrel_get_sample_rate(struct minstrel
+ * Make sure that lower rates get sampled only occasionally,
+ * if the link is working perfectly.
+ */
+- if (minstrel_get_duration(sample_idx) >
+- minstrel_get_duration(mi->max_tp_rate)) {
++ sample_dur = minstrel_get_duration(sample_idx);
++ if (sample_dur >= minstrel_get_duration(mi->max_tp_rate2) &&
++ (mi->max_prob_streams <
++ minstrel_mcs_groups[sample_group].streams ||
++ sample_dur >= minstrel_get_duration(mi->max_prob_rate))) {
+ if (mr->sample_skipped < 20)
+ return -1;
-+ memset(rxs, 0, sizeof(struct ieee80211_rx_status));
-+
- rxs->mactime = (tsf & ~0xffffffffULL) | rs.rs_tstamp;
- if (rs.rs_tstamp > tsf_lower &&
- unlikely(rs.rs_tstamp - tsf_lower > 0x10000000))
---- a/drivers/net/wireless/ath/ath9k/beacon.c
-+++ b/drivers/net/wireless/ath/ath9k/beacon.c
-@@ -91,7 +91,7 @@ static void ath_beacon_setup(struct ath_
- info.txpower = MAX_RATE_POWER;
- info.keyix = ATH9K_TXKEYIX_INVALID;
- info.keytype = ATH9K_KEY_TYPE_CLEAR;
-- info.flags = ATH9K_TXDESC_NOACK;
-+ info.flags = ATH9K_TXDESC_NOACK | ATH9K_TXDESC_INTREQ;
-
- info.buf_addr[0] = bf->bf_buf_addr;
- info.buf_len[0] = roundup(skb->len, 4);
-@@ -355,7 +355,6 @@ void ath_beacon_tasklet(unsigned long da
- struct ath_common *common = ath9k_hw_common(ah);
- struct ath_buf *bf = NULL;
- struct ieee80211_vif *vif;
-- struct ath_tx_status ts;
- bool edma = !!(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA);
- int slot;
- u32 bfaddr, bc = 0;
-@@ -462,11 +461,6 @@ void ath_beacon_tasklet(unsigned long da
- ath9k_hw_txstart(ah, sc->beacon.beaconq);
-
- sc->beacon.ast_be_xmit += bc; /* XXX per-vif? */
-- if (edma) {
-- spin_lock_bh(&sc->sc_pcu_lock);
-- ath9k_hw_txprocdesc(ah, bf->bf_desc, (void *)&ts);
-- spin_unlock_bh(&sc->sc_pcu_lock);
-- }
+ if (mi->sample_slow++ > 2)
+ return -1;
}
- }
++ mi->sample_tries--;
---- a/drivers/net/wireless/ath/ath9k/mac.c
-+++ b/drivers/net/wireless/ath/ath9k/mac.c
-@@ -745,7 +745,11 @@ int ath9k_hw_beaconq_setup(struct ath_hw
- qi.tqi_aifs = 1;
- qi.tqi_cwmin = 0;
- qi.tqi_cwmax = 0;
-- /* NB: don't enable any interrupts */
-+
-+ if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)
-+ qi.tqi_qflags = TXQ_FLAG_TXOKINT_ENABLE |
-+ TXQ_FLAG_TXERRINT_ENABLE;
-+
- return ath9k_hw_setuptxqueue(ah, ATH9K_TX_QUEUE_BEACON, &qi);
+ return sample_idx;
}
- EXPORT_SYMBOL(ath9k_hw_beaconq_setup);
---- a/drivers/net/wireless/ath/ath9k/main.c
-+++ b/drivers/net/wireless/ath/ath9k/main.c
-@@ -118,13 +118,15 @@ void ath9k_ps_restore(struct ath_softc *
- if (--sc->ps_usecount != 0)
- goto unlock;
-
-- if (sc->ps_idle && (sc->ps_flags & PS_WAIT_FOR_TX_ACK))
-+ if (sc->ps_flags & PS_WAIT_FOR_TX_ACK)
-+ goto unlock;
-+
-+ if (sc->ps_idle)
- mode = ATH9K_PM_FULL_SLEEP;
- else if (sc->ps_enabled &&
- !(sc->ps_flags & (PS_WAIT_FOR_BEACON |
- PS_WAIT_FOR_CAB |
-- PS_WAIT_FOR_PSPOLL_DATA |
-- PS_WAIT_FOR_TX_ACK)))
-+ PS_WAIT_FOR_PSPOLL_DATA)))
- mode = ATH9K_PM_NETWORK_SLEEP;
- else
- goto unlock;
-@@ -1559,6 +1561,7 @@ static int ath9k_config(struct ieee80211
- struct ath_hw *ah = sc->sc_ah;
- struct ath_common *common = ath9k_hw_common(ah);
- struct ieee80211_conf *conf = &hw->conf;
-+ bool reset_channel = false;
-
- ath9k_ps_wakeup(sc);
- mutex_lock(&sc->mutex);
-@@ -1567,6 +1570,12 @@ static int ath9k_config(struct ieee80211
- sc->ps_idle = !!(conf->flags & IEEE80211_CONF_IDLE);
- if (sc->ps_idle)
- ath_cancel_work(sc);
-+ else
-+ /*
-+ * The chip needs a reset to properly wake up from
-+ * full sleep
-+ */
-+ reset_channel = ah->chip_fullsleep;
+--- a/net/mac80211/rc80211_minstrel_ht.h
++++ b/net/mac80211/rc80211_minstrel_ht.h
+@@ -85,6 +85,7 @@ struct minstrel_ht_sta {
+
+ /* best probability rate */
+ unsigned int max_prob_rate;
++ unsigned int max_prob_streams;
+
+ /* time of last status update */
+ unsigned long stats_update;
+--- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c
++++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
+@@ -1023,6 +1023,7 @@ static bool ar9003_hw_init_cal(struct at
+ AR_PHY_AGC_CONTROL_FLTR_CAL |
+ AR_PHY_AGC_CONTROL_PKDET_CAL;
+
++ /* Use chip chainmask only for calibration */
+ ar9003_hw_set_chain_masks(ah, ah->caps.rx_chainmask, ah->caps.tx_chainmask);
+
+ if (rtt) {
+@@ -1150,6 +1151,9 @@ skip_tx_iqcal:
+ ar9003_hw_rtt_disable(ah);
}
- /*
-@@ -1595,7 +1604,7 @@ static int ath9k_config(struct ieee80211
- }
- }
++ /* Revert chainmask to runtime parameters */
++ ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask);
++
+ /* Initialize list pointers */
+ ah->cal_list = ah->cal_list_last = ah->cal_list_curr = NULL;
-- if (changed & IEEE80211_CONF_CHANGE_CHANNEL) {
-+ if ((changed & IEEE80211_CONF_CHANGE_CHANNEL) || reset_channel) {
- struct ieee80211_channel *curchan = hw->conf.channel;
- int pos = curchan->hw_value;
- int old_pos = -1;
-@@ -1955,6 +1964,7 @@ static void ath9k_config_bss(struct ath_
- sc->sc_flags &= ~SC_OP_ANI_RUN;
- del_timer_sync(&common->ani.timer);
- memset(&sc->caldata, 0, sizeof(sc->caldata));
-+ ath9k_hw_ani_init(sc->sc_ah);
- }
- }
+--- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
++++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
+@@ -3606,6 +3606,12 @@ static void ar9003_hw_ant_ctrl_apply(str
+ value = ar9003_hw_ant_ctrl_common_2_get(ah, is2ghz);
+ REG_RMW_FIELD(ah, AR_PHY_SWITCH_COM_2, AR_SWITCH_TABLE_COM2_ALL, value);
-@@ -2300,6 +2310,7 @@ static int ath9k_tx_last_beacon(struct i
- struct ath_vif *avp;
- struct ath_buf *bf;
- struct ath_tx_status ts;
-+ bool edma = !!(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA);
- int status;
-
- vif = sc->beacon.bslot[0];
-@@ -2310,7 +2321,7 @@ static int ath9k_tx_last_beacon(struct i
- if (!avp->is_bslot_active)
- return 0;
-
-- if (!sc->beacon.tx_processed) {
-+ if (!sc->beacon.tx_processed && !edma) {
- tasklet_disable(&sc->bcon_tasklet);
-
- bf = avp->av_bcbuf;
---- a/drivers/net/wireless/ath/ath9k/xmit.c
-+++ b/drivers/net/wireless/ath/ath9k/xmit.c
-@@ -2296,9 +2296,12 @@ void ath_tx_edma_tasklet(struct ath_soft
- break;
++ if ((AR_SREV_9462(ah)) && (ah->rxchainmask == 0x2)) {
++ value = ar9003_hw_ant_ctrl_chain_get(ah, 1, is2ghz);
++ REG_RMW_FIELD(ah, switch_chain_reg[0],
++ AR_SWITCH_TABLE_ALL, value);
++ }
++
+ for (chain = 0; chain < AR9300_MAX_CHAINS; chain++) {
+ if ((ah->rxchainmask & BIT(chain)) ||
+ (ah->txchainmask & BIT(chain))) {
+@@ -3772,6 +3778,17 @@ static void ar9003_hw_atten_apply(struct
+ AR_PHY_EXT_ATTEN_CTL_2,
+ };
+
++ if ((AR_SREV_9462(ah)) && (ah->rxchainmask == 0x2)) {
++ value = ar9003_hw_atten_chain_get(ah, 1, chan);
++ REG_RMW_FIELD(ah, ext_atten_reg[0],
++ AR_PHY_EXT_ATTEN_CTL_XATTEN1_DB, value);
++
++ value = ar9003_hw_atten_chain_get_margin(ah, 1, chan);
++ REG_RMW_FIELD(ah, ext_atten_reg[0],
++ AR_PHY_EXT_ATTEN_CTL_XATTEN1_MARGIN,
++ value);
++ }
++
+ /* Test value. if 0 then attenuation is unused. Don't load anything. */
+ for (i = 0; i < 3; i++) {
+ if (ah->txchainmask & BIT(i)) {
+--- a/drivers/net/wireless/ath/ath9k/link.c
++++ b/drivers/net/wireless/ath/ath9k/link.c
+@@ -28,21 +28,21 @@ void ath_tx_complete_poll_work(struct wo
+ int i;
+ bool needreset = false;
+
+- for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++)
+- if (ATH_TXQ_SETUP(sc, i)) {
+- txq = &sc->tx.txq[i];
+- ath_txq_lock(sc, txq);
+- if (txq->axq_depth) {
+- if (txq->axq_tx_inprogress) {
+- needreset = true;
+- ath_txq_unlock(sc, txq);
+- break;
+- } else {
+- txq->axq_tx_inprogress = true;
+- }
++ for (i = 0; i < IEEE80211_NUM_ACS; i++) {
++ txq = sc->tx.txq_map[i];
++
++ ath_txq_lock(sc, txq);
++ if (txq->axq_depth) {
++ if (txq->axq_tx_inprogress) {
++ needreset = true;
++ ath_txq_unlock(sc, txq);
++ break;
++ } else {
++ txq->axq_tx_inprogress = true;
+ }
+- ath_txq_unlock_complete(sc, txq);
}
++ ath_txq_unlock_complete(sc, txq);
++ }
-- /* Skip beacon completions */
-- if (ts.qid == sc->beacon.beaconq)
-+ /* Process beacon completions separately */
-+ if (ts.qid == sc->beacon.beaconq) {
-+ sc->beacon.tx_processed = true;
-+ sc->beacon.tx_last = !(ts.ts_status & ATH9K_TXERR_MASK);
- continue;
-+ }
+ if (needreset) {
+ ath_dbg(ath9k_hw_common(sc->sc_ah), RESET,
+--- a/net/mac80211/sta_info.c
++++ b/net/mac80211/sta_info.c
+@@ -766,6 +766,7 @@ int __must_check __sta_info_destroy(stru
+ struct ieee80211_local *local;
+ struct ieee80211_sub_if_data *sdata;
+ int ret, i;
++ bool have_key = false;
+
+ might_sleep();
+
+@@ -793,12 +794,19 @@ int __must_check __sta_info_destroy(stru
+ list_del_rcu(&sta->list);
+
+ mutex_lock(&local->key_mtx);
+- for (i = 0; i < NUM_DEFAULT_KEYS; i++)
++ for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
+ __ieee80211_key_free(key_mtx_dereference(local, sta->gtk[i]));
+- if (sta->ptk)
++ have_key = true;
++ }
++ if (sta->ptk) {
+ __ieee80211_key_free(key_mtx_dereference(local, sta->ptk));
++ have_key = true;
++ }
+ mutex_unlock(&local->key_mtx);
- txq = &sc->tx.txq[ts.qid];
-
---- a/drivers/net/wireless/ath/ath9k/ath9k.h
-+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
-@@ -299,7 +299,6 @@ struct ath_tx {
-
- struct ath_rx_edma {
- struct sk_buff_head rx_fifo;
-- struct sk_buff_head rx_buffers;
- u32 rx_fifo_hwsize;
- };
-
---- a/drivers/net/wireless/ath/ath9k/ani.c
-+++ b/drivers/net/wireless/ath/ath9k/ani.c
-@@ -46,8 +46,8 @@ static const struct ani_ofdm_level_entry
- { 5, 4, 1 }, /* lvl 5 */
- { 6, 5, 1 }, /* lvl 6 */
- { 7, 6, 1 }, /* lvl 7 */
-- { 7, 7, 1 }, /* lvl 8 */
-- { 7, 8, 0 } /* lvl 9 */
-+ { 7, 6, 0 }, /* lvl 8 */
-+ { 7, 7, 0 } /* lvl 9 */
- };
- #define ATH9K_ANI_OFDM_NUM_LEVEL \
- ARRAY_SIZE(ofdm_level_table)
-@@ -91,8 +91,8 @@ static const struct ani_cck_level_entry
- { 4, 0 }, /* lvl 4 */
- { 5, 0 }, /* lvl 5 */
- { 6, 0 }, /* lvl 6 */
-- { 7, 0 }, /* lvl 7 (only for high rssi) */
-- { 8, 0 } /* lvl 8 (only for high rssi) */
-+ { 6, 0 }, /* lvl 7 (only for high rssi) */
-+ { 7, 0 } /* lvl 8 (only for high rssi) */
- };
-
- #define ATH9K_ANI_CCK_NUM_LEVEL \
-@@ -290,16 +290,9 @@ static void ath9k_hw_set_ofdm_nil(struct
- ATH9K_ANI_FIRSTEP_LEVEL,
- entry_ofdm->fir_step_level);
-
-- if ((ah->opmode != NL80211_IFTYPE_STATION &&
-- ah->opmode != NL80211_IFTYPE_ADHOC) ||
-- aniState->noiseFloor <= aniState->rssiThrHigh) {
-- if (aniState->ofdmWeakSigDetectOff)
-- /* force on ofdm weak sig detect */
-- ath9k_hw_ani_control(ah,
-- ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION,
-- true);
-- else if (aniState->ofdmWeakSigDetectOff ==
-- entry_ofdm->ofdm_weak_signal_on)
-+ if ((aniState->noiseFloor >= aniState->rssiThrHigh) &&
-+ (aniState->ofdmWeakSigDetectOff !=
-+ entry_ofdm->ofdm_weak_signal_on)) {
- ath9k_hw_ani_control(ah,
- ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION,
- entry_ofdm->ofdm_weak_signal_on);
-@@ -717,26 +710,30 @@ void ath9k_hw_ani_monitor(struct ath_hw
- ofdmPhyErrRate, aniState->cckNoiseImmunityLevel,
- cckPhyErrRate, aniState->ofdmsTurn);
-
-- if (aniState->listenTime > 5 * ah->aniperiod) {
-- if (ofdmPhyErrRate <= ah->config.ofdm_trig_low &&
-- cckPhyErrRate <= ah->config.cck_trig_low) {
-+ if (aniState->listenTime > ah->aniperiod) {
-+ if (cckPhyErrRate < ah->config.cck_trig_low &&
-+ ((ofdmPhyErrRate < ah->config.ofdm_trig_low &&
-+ aniState->ofdmNoiseImmunityLevel <
-+ ATH9K_ANI_OFDM_DEF_LEVEL) ||
-+ (ofdmPhyErrRate < ATH9K_ANI_OFDM_TRIG_LOW_ABOVE_INI &&
-+ aniState->ofdmNoiseImmunityLevel >=
-+ ATH9K_ANI_OFDM_DEF_LEVEL))) {
- ath9k_hw_ani_lower_immunity(ah);
- aniState->ofdmsTurn = !aniState->ofdmsTurn;
-- }
-- ath9k_ani_restart(ah);
-- } else if (aniState->listenTime > ah->aniperiod) {
-- /* check to see if need to raise immunity */
-- if (ofdmPhyErrRate > ah->config.ofdm_trig_high &&
-- (cckPhyErrRate <= ah->config.cck_trig_high ||
-- aniState->ofdmsTurn)) {
-+ } else if ((ofdmPhyErrRate > ah->config.ofdm_trig_high &&
-+ aniState->ofdmNoiseImmunityLevel >=
-+ ATH9K_ANI_OFDM_DEF_LEVEL) ||
-+ (ofdmPhyErrRate >
-+ ATH9K_ANI_OFDM_TRIG_HIGH_BELOW_INI &&
-+ aniState->ofdmNoiseImmunityLevel <
-+ ATH9K_ANI_OFDM_DEF_LEVEL)) {
- ath9k_hw_ani_ofdm_err_trigger(ah);
-- ath9k_ani_restart(ah);
- aniState->ofdmsTurn = false;
- } else if (cckPhyErrRate > ah->config.cck_trig_high) {
- ath9k_hw_ani_cck_err_trigger(ah);
-- ath9k_ani_restart(ah);
- aniState->ofdmsTurn = true;
- }
-+ ath9k_ani_restart(ah);
- }
- }
- EXPORT_SYMBOL(ath9k_hw_ani_monitor);
-@@ -911,3 +908,4 @@ void ath9k_hw_ani_init(struct ath_hw *ah
- ath9k_ani_restart(ah);
- ath9k_enable_mib_counters(ah);
- }
-+EXPORT_SYMBOL(ath9k_hw_ani_init);
---- a/drivers/net/wireless/ath/ath9k/ani.h
-+++ b/drivers/net/wireless/ath/ath9k/ani.h
-@@ -25,11 +25,13 @@
-
- /* units are errors per second */
- #define ATH9K_ANI_OFDM_TRIG_HIGH_OLD 500
--#define ATH9K_ANI_OFDM_TRIG_HIGH_NEW 1000
-+#define ATH9K_ANI_OFDM_TRIG_HIGH_NEW 3500
-+#define ATH9K_ANI_OFDM_TRIG_HIGH_BELOW_INI 1000
-
- /* units are errors per second */
- #define ATH9K_ANI_OFDM_TRIG_LOW_OLD 200
- #define ATH9K_ANI_OFDM_TRIG_LOW_NEW 400
-+#define ATH9K_ANI_OFDM_TRIG_LOW_ABOVE_INI 900
-
- /* units are errors per second */
- #define ATH9K_ANI_CCK_TRIG_HIGH_OLD 200
-@@ -53,7 +55,7 @@
- #define ATH9K_ANI_RSSI_THR_LOW 7
-
- #define ATH9K_ANI_PERIOD_OLD 100
--#define ATH9K_ANI_PERIOD_NEW 1000
-+#define ATH9K_ANI_PERIOD_NEW 300
-
- /* in ms */
- #define ATH9K_ANI_POLLINTERVAL_OLD 100
---- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c
-+++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c
-@@ -1056,46 +1056,8 @@ static bool ar5008_hw_ani_control_old(st
- break;
- }
- case ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION:{
-- static const int m1ThreshLow[] = { 127, 50 };
-- static const int m2ThreshLow[] = { 127, 40 };
-- static const int m1Thresh[] = { 127, 0x4d };
-- static const int m2Thresh[] = { 127, 0x40 };
-- static const int m2CountThr[] = { 31, 16 };
-- static const int m2CountThrLow[] = { 63, 48 };
- u32 on = param ? 1 : 0;
-
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
-- AR_PHY_SFCORR_LOW_M1_THRESH_LOW,
-- m1ThreshLow[on]);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
-- AR_PHY_SFCORR_LOW_M2_THRESH_LOW,
-- m2ThreshLow[on]);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR,
-- AR_PHY_SFCORR_M1_THRESH,
-- m1Thresh[on]);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR,
-- AR_PHY_SFCORR_M2_THRESH,
-- m2Thresh[on]);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR,
-- AR_PHY_SFCORR_M2COUNT_THR,
-- m2CountThr[on]);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
-- AR_PHY_SFCORR_LOW_M2COUNT_THR_LOW,
-- m2CountThrLow[on]);
--
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
-- AR_PHY_SFCORR_EXT_M1_THRESH_LOW,
-- m1ThreshLow[on]);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
-- AR_PHY_SFCORR_EXT_M2_THRESH_LOW,
-- m2ThreshLow[on]);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
-- AR_PHY_SFCORR_EXT_M1_THRESH,
-- m1Thresh[on]);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
-- AR_PHY_SFCORR_EXT_M2_THRESH,
-- m2Thresh[on]);
--
- if (on)
- REG_SET_BIT(ah, AR_PHY_SFCORR_LOW,
- AR_PHY_SFCORR_LOW_USE_SELF_CORR_LOW);
---- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
-+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
-@@ -824,55 +824,6 @@ static bool ar9003_hw_ani_control(struct
- * on == 0 means more noise imm
- */
- u32 on = param ? 1 : 0;
-- /*
-- * make register setting for default
-- * (weak sig detect ON) come from INI file
-- */
-- int m1ThreshLow = on ?
-- aniState->iniDef.m1ThreshLow : m1ThreshLow_off;
-- int m2ThreshLow = on ?
-- aniState->iniDef.m2ThreshLow : m2ThreshLow_off;
-- int m1Thresh = on ?
-- aniState->iniDef.m1Thresh : m1Thresh_off;
-- int m2Thresh = on ?
-- aniState->iniDef.m2Thresh : m2Thresh_off;
-- int m2CountThr = on ?
-- aniState->iniDef.m2CountThr : m2CountThr_off;
-- int m2CountThrLow = on ?
-- aniState->iniDef.m2CountThrLow : m2CountThrLow_off;
-- int m1ThreshLowExt = on ?
-- aniState->iniDef.m1ThreshLowExt : m1ThreshLowExt_off;
-- int m2ThreshLowExt = on ?
-- aniState->iniDef.m2ThreshLowExt : m2ThreshLowExt_off;
-- int m1ThreshExt = on ?
-- aniState->iniDef.m1ThreshExt : m1ThreshExt_off;
-- int m2ThreshExt = on ?
-- aniState->iniDef.m2ThreshExt : m2ThreshExt_off;
--
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
-- AR_PHY_SFCORR_LOW_M1_THRESH_LOW,
-- m1ThreshLow);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
-- AR_PHY_SFCORR_LOW_M2_THRESH_LOW,
-- m2ThreshLow);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR,
-- AR_PHY_SFCORR_M1_THRESH, m1Thresh);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR,
-- AR_PHY_SFCORR_M2_THRESH, m2Thresh);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR,
-- AR_PHY_SFCORR_M2COUNT_THR, m2CountThr);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
-- AR_PHY_SFCORR_LOW_M2COUNT_THR_LOW,
-- m2CountThrLow);
--
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
-- AR_PHY_SFCORR_EXT_M1_THRESH_LOW, m1ThreshLowExt);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
-- AR_PHY_SFCORR_EXT_M2_THRESH_LOW, m2ThreshLowExt);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
-- AR_PHY_SFCORR_EXT_M1_THRESH, m1ThreshExt);
-- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
-- AR_PHY_SFCORR_EXT_M2_THRESH, m2ThreshExt);
-
- if (on)
- REG_SET_BIT(ah, AR_PHY_SFCORR_LOW,
---- a/drivers/net/wireless/rt2x00/rt2x00dev.c
-+++ b/drivers/net/wireless/rt2x00/rt2x00dev.c
-@@ -430,10 +430,14 @@ void rt2x00lib_txdone(struct queue_entry
- /*
- * If the data queue was below the threshold before the txdone
- * handler we must make sure the packet queue in the mac80211 stack
-- * is reenabled when the txdone handler has finished.
-+ * is reenabled when the txdone handler has finished. This has to be
-+ * serialized with rt2x00mac_tx(), otherwise we can wake up queue
-+ * before it was stopped.
- */
-+ spin_lock_bh(&entry->queue->tx_lock);
- if (!rt2x00queue_threshold(entry->queue))
- rt2x00queue_unpause_queue(entry->queue);
-+ spin_unlock_bh(&entry->queue->tx_lock);
- }
- EXPORT_SYMBOL_GPL(rt2x00lib_txdone);
-
---- a/drivers/net/wireless/rt2x00/rt2x00mac.c
-+++ b/drivers/net/wireless/rt2x00/rt2x00mac.c
-@@ -152,13 +152,22 @@ void rt2x00mac_tx(struct ieee80211_hw *h
- if (unlikely(rt2x00queue_write_tx_frame(queue, skb, false)))
- goto exit_fail;
-
-+ /*
-+ * Pausing queue has to be serialized with rt2x00lib_txdone(). Note
-+ * we should not use spin_lock_bh variant as bottom halve was already
-+ * disabled before ieee80211_xmit() call.
-+ */
-+ spin_lock(&queue->tx_lock);
- if (rt2x00queue_threshold(queue))
- rt2x00queue_pause_queue(queue);
-+ spin_unlock(&queue->tx_lock);
-
- return;
-
- exit_fail:
-+ spin_lock(&queue->tx_lock);
- rt2x00queue_pause_queue(queue);
-+ spin_unlock(&queue->tx_lock);
- exit_free_skb:
- ieee80211_free_txskb(hw, skb);
- }
---- a/drivers/net/wireless/rt2x00/rt2x00queue.c
-+++ b/drivers/net/wireless/rt2x00/rt2x00queue.c
-@@ -619,6 +619,9 @@ int rt2x00queue_write_tx_frame(struct da
- else if (test_bit(REQUIRE_DMA, &queue->rt2x00dev->cap_flags))
- rt2x00queue_align_frame(skb);
-
-+ /*
-+ * That function must be called with bh disabled.
-+ */
- spin_lock(&queue->tx_lock);
-
- if (unlikely(rt2x00queue_full(queue))) {
++ if (!have_key)
++ synchronize_net();
++
+ sta->dead = true;
+
+ local->num_sta--;