13 files changed, 66 insertions, 32 deletions

diff --git a/drivers/net/wireless/Kconfig b/drivers/net/wireless/Kconfig
index ad89d23968df..49ea9c92b7e6 100644
--- a/drivers/net/wireless/Kconfig
+++ b/drivers/net/wireless/Kconfig
@@ -5,6 +5,7 @@
 menuconfig WLAN
         bool "Wireless LAN"
         depends on !S390
+        default y
         ---help---
           This section contains all the pre 802.11 and 802.11 wireless
           device drivers. For a complete list of drivers and documentation
diff --git a/drivers/net/wireless/ath/ath9k/ani.c b/drivers/net/wireless/ath/ath9k/ani.c
index a7cbb07988cf..2b493742ef10 100644
--- a/drivers/net/wireless/ath/ath9k/ani.c
+++ b/drivers/net/wireless/ath/ath9k/ani.c
@@ -327,7 +327,8 @@ static void ath9k_hw_ani_ofdm_err_trigger(struct ath_hw *ah)
                                              aniState->firstepLevel + 1);
                 return;
         } else {
-                if (conf->channel->band == IEEE80211_BAND_2GHZ) {
+                if ((conf->channel->band == IEEE80211_BAND_2GHZ) &&
+                    !conf_is_ht(conf)) {
                         if (!aniState->ofdmWeakSigDetectOff)
                                 ath9k_hw_ani_control(ah,
                                      ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION,
@@ -369,7 +370,8 @@ static void ath9k_hw_ani_cck_err_trigger(struct ath_hw *ah)
                         ath9k_hw_ani_control(ah, ATH9K_ANI_FIRSTEP_LEVEL,
                                              aniState->firstepLevel + 1);
         } else {
-                if (conf->channel->band == IEEE80211_BAND_2GHZ) {
+                if ((conf->channel->band == IEEE80211_BAND_2GHZ) &&
+                    !conf_is_ht(conf)) {
                         if (aniState->firstepLevel > 0)
                                 ath9k_hw_ani_control(ah,
                                              ATH9K_ANI_FIRSTEP_LEVEL, 0);
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index 7a9a3fa55425..e789792a36bc 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -2289,11 +2289,7 @@ static int b43_upload_microcode(struct b43_wldev *dev)
                         err = -ENODEV;
                         goto error;
                 }
-                msleep_interruptible(50);
-                if (signal_pending(current)) {
-                        err = -EINTR;
-                        goto error;
-                }
+                msleep(50);
         }
         b43_read32(dev, B43_MMIO_GEN_IRQ_REASON);       /* dummy read */
 
@@ -4287,6 +4283,8 @@ static int b43_wireless_core_init(struct b43_wldev *dev)
         if (!dev->suspend_in_progress)
                 b43_rng_init(wl);
 
+        ieee80211_wake_queues(dev->wl->hw);
+
         b43_set_status(dev, B43_STAT_INITIALIZED);
 
         if (!dev->suspend_in_progress)
diff --git a/drivers/net/wireless/hostap/hostap_main.c b/drivers/net/wireless/hostap/hostap_main.c
index 6fe122f18c0d..eb57d1ea361f 100644
--- a/drivers/net/wireless/hostap/hostap_main.c
+++ b/drivers/net/wireless/hostap/hostap_main.c
@@ -875,15 +875,16 @@ void hostap_setup_dev(struct net_device *dev, local_info_t *local,
 
         switch(type) {
         case HOSTAP_INTERFACE_AP:
+                dev->tx_queue_len = 0;  /* use main radio device queue */
                 dev->netdev_ops = &hostap_mgmt_netdev_ops;
                 dev->type = ARPHRD_IEEE80211;
                 dev->header_ops = &hostap_80211_ops;
                 break;
         case HOSTAP_INTERFACE_MASTER:
-                dev->tx_queue_len = 0;  /* use main radio device queue */
                 dev->netdev_ops = &hostap_master_ops;
                 break;
         default:
+                dev->tx_queue_len = 0;  /* use main radio device queue */
                 dev->netdev_ops = &hostap_netdev_ops;
         }
 
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c
index 6a13bfbc9d98..ca61d3796cef 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.c
@@ -2346,6 +2346,7 @@ struct iwl_cfg iwl4965_agn_cfg = {
         .mod_params = &iwl4965_mod_params,
         .use_isr_legacy = true,
         .ht_greenfield_support = false,
+        .broken_powersave = true,
 };
 
 /* Module firmware */
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
index 40b207aa8fef..346dc06fa7b7 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
@@ -760,6 +760,7 @@ static u32 rs_get_lower_rate(struct iwl_lq_sta *lq_sta,
         u16 high_low;
         u8 switch_to_legacy = 0;
         u8 is_green = lq_sta->is_green;
+        struct iwl_priv *priv = lq_sta->drv;
 
         /* check if we need to switch from HT to legacy rates.
          * assumption is that mandatory rates (1Mbps or 6Mbps)
@@ -773,7 +774,8 @@ static u32 rs_get_lower_rate(struct iwl_lq_sta *lq_sta,
                         tbl->lq_type = LQ_G;
 
                 if (num_of_ant(tbl->ant_type) > 1)
-                        tbl->ant_type = ANT_A;/*FIXME:RS*/
+                        tbl->ant_type =
+                                first_antenna(priv->hw_params.valid_tx_ant);
 
                 tbl->is_ht40 = 0;
                 tbl->is_SGI = 0;
@@ -883,6 +885,12 @@ static void rs_tx_status(void *priv_r, struct ieee80211_supported_band *sband,
                 mac_index &= RATE_MCS_CODE_MSK; /* Remove # of streams */
                 if (mac_index >= (IWL_RATE_9M_INDEX - IWL_FIRST_OFDM_RATE))
                         mac_index++;
+                /*
+                 * mac80211 HT index is always zero-indexed; we need to move
+                 * HT OFDM rates after CCK rates in 2.4 GHz band
+                 */
+                if (priv->band == IEEE80211_BAND_2GHZ)
+                        mac_index += IWL_FIRST_OFDM_RATE;
         }
 
         if ((mac_index < 0) ||
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index acfd7b40afb8..fd26c0dc9c54 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -1585,9 +1585,12 @@ int iwl_setup_mac(struct iwl_priv *priv)
         hw->flags = IEEE80211_HW_SIGNAL_DBM |
                     IEEE80211_HW_NOISE_DBM |
                     IEEE80211_HW_AMPDU_AGGREGATION |
-                    IEEE80211_HW_SPECTRUM_MGMT |
-                    IEEE80211_HW_SUPPORTS_PS |
-                    IEEE80211_HW_SUPPORTS_DYNAMIC_PS;
+                    IEEE80211_HW_SPECTRUM_MGMT;
+
+        if (!priv->cfg->broken_powersave)
+                hw->flags |= IEEE80211_HW_SUPPORTS_PS |
+                             IEEE80211_HW_SUPPORTS_DYNAMIC_PS;
+
         hw->wiphy->interface_modes =
                 BIT(NL80211_IFTYPE_STATION) |
                 BIT(NL80211_IFTYPE_ADHOC);
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h
index c04d2a270819..7ff9ffb2b702 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.h
+++ b/drivers/net/wireless/iwlwifi/iwl-core.h
@@ -252,6 +252,7 @@ struct iwl_cfg {
         const u16 max_ll_items;
         const bool shadow_ram_support;
         const bool ht_greenfield_support;
+        const bool broken_powersave;
 };
 
 /***************************
diff --git a/drivers/net/wireless/iwlwifi/iwl-power.c b/drivers/net/wireless/iwlwifi/iwl-power.c
index 4ec6a8307cc6..60be976afff8 100644
--- a/drivers/net/wireless/iwlwifi/iwl-power.c
+++ b/drivers/net/wireless/iwlwifi/iwl-power.c
@@ -292,8 +292,9 @@ int iwl_power_update_mode(struct iwl_priv *priv, bool force)
         else
                 dtimper = 1;
 
-        /* TT power setting overwrites everything */
-        if (tt->state >= IWL_TI_1)
+        if (priv->cfg->broken_powersave)
+                iwl_power_sleep_cam_cmd(priv, &cmd);
+        else if (tt->state >= IWL_TI_1)
                 iwl_static_sleep_cmd(priv, &cmd, tt->tt_power_mode, dtimper);
         else if (!enabled)
                 iwl_power_sleep_cam_cmd(priv, &cmd);
diff --git a/drivers/net/wireless/iwlwifi/iwl-rx.c b/drivers/net/wireless/iwlwifi/iwl-rx.c
index 8150c5c3a16b..b90adcb73b06 100644
--- a/drivers/net/wireless/iwlwifi/iwl-rx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-rx.c
@@ -239,26 +239,22 @@ void iwl_rx_allocate(struct iwl_priv *priv, gfp_t priority)
         struct iwl_rx_queue *rxq = &priv->rxq;
         struct list_head *element;
         struct iwl_rx_mem_buffer *rxb;
+        struct sk_buff *skb;
         unsigned long flags;
 
         while (1) {
                 spin_lock_irqsave(&rxq->lock, flags);
-
                 if (list_empty(&rxq->rx_used)) {
                         spin_unlock_irqrestore(&rxq->lock, flags);
                         return;
                 }
-                element = rxq->rx_used.next;
-                rxb = list_entry(element, struct iwl_rx_mem_buffer, list);
-                list_del(element);
-
                 spin_unlock_irqrestore(&rxq->lock, flags);
 
                 /* Alloc a new receive buffer */
-                rxb->skb = alloc_skb(priv->hw_params.rx_buf_size + 256,
+                skb = alloc_skb(priv->hw_params.rx_buf_size + 256,
                                                 priority);
 
-                if (!rxb->skb) {
+                if (!skb) {
                         IWL_CRIT(priv, "Can not allocate SKB buffers\n");
                         /* We don't reschedule replenish work here -- we will
                          * call the restock method and if it still needs
@@ -266,6 +262,20 @@ void iwl_rx_allocate(struct iwl_priv *priv, gfp_t priority)
                         break;
                 }
 
+                spin_lock_irqsave(&rxq->lock, flags);
+
+                if (list_empty(&rxq->rx_used)) {
+                        spin_unlock_irqrestore(&rxq->lock, flags);
+                        dev_kfree_skb_any(skb);
+                        return;
+                }
+                element = rxq->rx_used.next;
+                rxb = list_entry(element, struct iwl_rx_mem_buffer, list);
+                list_del(element);
+
+                spin_unlock_irqrestore(&rxq->lock, flags);
+
+                rxb->skb = skb;
                 /* Get physical address of RB/SKB */
                 rxb->real_dma_addr = pci_map_single(
                                         priv->pci_dev,
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index 2238c9f2018c..090966837f3c 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -1134,6 +1134,7 @@ static void iwl3945_rx_allocate(struct iwl_priv *priv, gfp_t priority)
         struct iwl_rx_queue *rxq = &priv->rxq;
         struct list_head *element;
         struct iwl_rx_mem_buffer *rxb;
+        struct sk_buff *skb;
         unsigned long flags;
 
         while (1) {
@@ -1143,17 +1144,11 @@ static void iwl3945_rx_allocate(struct iwl_priv *priv, gfp_t priority)
                         spin_unlock_irqrestore(&rxq->lock, flags);
                         return;
                 }
-
-                element = rxq->rx_used.next;
-                rxb = list_entry(element, struct iwl_rx_mem_buffer, list);
-                list_del(element);
                 spin_unlock_irqrestore(&rxq->lock, flags);
 
                 /* Alloc a new receive buffer */
-                rxb->skb =
-                    alloc_skb(priv->hw_params.rx_buf_size,
-                                priority);
-                if (!rxb->skb) {
+                skb = alloc_skb(priv->hw_params.rx_buf_size, priority);
+                if (!skb) {
                         if (net_ratelimit())
                                 IWL_CRIT(priv, ": Can not allocate SKB buffers\n");
                         /* We don't reschedule replenish work here -- we will
@@ -1162,6 +1157,19 @@ static void iwl3945_rx_allocate(struct iwl_priv *priv, gfp_t priority)
                         break;
                 }
 
+                spin_lock_irqsave(&rxq->lock, flags);
+                if (list_empty(&rxq->rx_used)) {
+                        spin_unlock_irqrestore(&rxq->lock, flags);
+                        dev_kfree_skb_any(skb);
+                        return;
+                }
+                element = rxq->rx_used.next;
+                rxb = list_entry(element, struct iwl_rx_mem_buffer, list);
+                list_del(element);
+                spin_unlock_irqrestore(&rxq->lock, flags);
+
+                rxb->skb = skb;
+
                 /* If radiotap head is required, reserve some headroom here.
                  * The physical head count is a variable rx_stats->phy_count.
                  * We reserve 4 bytes here. Plus these extra bytes, the
diff --git a/drivers/net/wireless/p54/p54usb.c b/drivers/net/wireless/p54/p54usb.c
index e44460ff149c..17e199546eeb 100644
--- a/drivers/net/wireless/p54/p54usb.c
+++ b/drivers/net/wireless/p54/p54usb.c
@@ -67,6 +67,7 @@ static struct usb_device_id p54u_table[] __devinitdata = {
         {USB_DEVICE(0x0bf8, 0x1009)},   /* FUJITSU E-5400 USB D1700*/
         {USB_DEVICE(0x0cde, 0x0006)},   /* Medion MD40900 */
         {USB_DEVICE(0x0cde, 0x0008)},   /* Sagem XG703A */
+        {USB_DEVICE(0x0cde, 0x0015)},   /* Zcomax XG-705A */
         {USB_DEVICE(0x0d8e, 0x3762)},   /* DLink DWL-G120 Cohiba */
         {USB_DEVICE(0x124a, 0x4025)},   /* IOGear GWU513 (GW3887IK chip) */
         {USB_DEVICE(0x1260, 0xee22)},   /* SMC 2862W-G version 2 */
diff --git a/drivers/net/wireless/wl12xx/wl1271_main.c b/drivers/net/wireless/wl12xx/wl1271_main.c
index d9169b47ac42..27298b19d5bd 100644
--- a/drivers/net/wireless/wl12xx/wl1271_main.c
+++ b/drivers/net/wireless/wl12xx/wl1271_main.c
@@ -644,11 +644,10 @@ static int wl1271_op_config_interface(struct ieee80211_hw *hw,
 {
         struct wl1271 *wl = hw->priv;
         struct sk_buff *beacon;
-        DECLARE_MAC_BUF(mac);
         int ret;
 
-        wl1271_debug(DEBUG_MAC80211, "mac80211 config_interface bssid %s",
-                     print_mac(mac, conf->bssid));
+        wl1271_debug(DEBUG_MAC80211, "mac80211 config_interface bssid %pM",
+                     conf->bssid);
         wl1271_dump_ascii(DEBUG_MAC80211, "ssid: ", conf->ssid,
                           conf->ssid_len);