1 files changed, 420 insertions, 126 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 3ced9ea9c5fe..ad0e67f5c0d4 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -87,6 +87,9 @@ MODULE_AUTHOR(DRV_COPYRIGHT " " DRV_AUTHOR);
 MODULE_LICENSE("GPL");
 MODULE_ALIAS("iwl4965");
 
+static int iwlagn_ant_coupling;
+static bool iwlagn_bt_ch_announce = 1;
+
 /**
  * iwl_commit_rxon - commit staging_rxon to hardware
  *
@@ -95,21 +98,22 @@ MODULE_ALIAS("iwl4965");
  * function correctly transitions out of the RXON_ASSOC_MSK state if
  * a HW tune is required based on the RXON structure changes.
  */
-int iwl_commit_rxon(struct iwl_priv *priv)
+int iwl_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
 {
         /* cast away the const for active_rxon in this function */
-        struct iwl_rxon_cmd *active_rxon = (void *)&priv->active_rxon;
+        struct iwl_rxon_cmd *active_rxon = (void *)&ctx->active;
         int ret;
         bool new_assoc =
-                !!(priv->staging_rxon.filter_flags & RXON_FILTER_ASSOC_MSK);
+                !!(ctx->staging.filter_flags & RXON_FILTER_ASSOC_MSK);
+        bool old_assoc = !!(ctx->active.filter_flags & RXON_FILTER_ASSOC_MSK);
 
         if (!iwl_is_alive(priv))
                 return -EBUSY;
 
         /* always get timestamp with Rx frame */
-        priv->staging_rxon.flags |= RXON_FLG_TSF2HOST_MSK;
+        ctx->staging.flags |= RXON_FLG_TSF2HOST_MSK;
 
-        ret = iwl_check_rxon_cmd(priv);
+        ret = iwl_check_rxon_cmd(priv, ctx);
         if (ret) {
                 IWL_ERR(priv, "Invalid RXON configuration.  Not committing.\n");
                 return -EINVAL;
@@ -120,7 +124,7 @@ int iwl_commit_rxon(struct iwl_priv *priv)
          * abort any previous channel switch if still in process
          */
         if (priv->switch_rxon.switch_in_progress &&
-            (priv->switch_rxon.channel != priv->staging_rxon.channel)) {
+            (priv->switch_rxon.channel != ctx->staging.channel)) {
                 IWL_DEBUG_11H(priv, "abort channel switch on %d\n",
                       le16_to_cpu(priv->switch_rxon.channel));
                 iwl_chswitch_done(priv, false);
@@ -129,15 +133,15 @@ int iwl_commit_rxon(struct iwl_priv *priv)
         /* If we don't need to send a full RXON, we can use
          * iwl_rxon_assoc_cmd which is used to reconfigure filter
          * and other flags for the current radio configuration. */
-        if (!iwl_full_rxon_required(priv)) {
-                ret = iwl_send_rxon_assoc(priv);
+        if (!iwl_full_rxon_required(priv, ctx)) {
+                ret = iwl_send_rxon_assoc(priv, ctx);
                 if (ret) {
                         IWL_ERR(priv, "Error setting RXON_ASSOC (%d)\n", ret);
                         return ret;
                 }
 
-                memcpy(active_rxon, &priv->staging_rxon, sizeof(*active_rxon));
-                iwl_print_rx_config_cmd(priv);
+                memcpy(active_rxon, &ctx->staging, sizeof(*active_rxon));
+                iwl_print_rx_config_cmd(priv, ctx);
                 return 0;
         }
 
@@ -145,13 +149,13 @@ int iwl_commit_rxon(struct iwl_priv *priv)
          * an RXON_ASSOC and the new config wants the associated mask enabled,
          * we must clear the associated from the active configuration
          * before we apply the new config */
-        if (iwl_is_associated(priv) && new_assoc) {
+        if (iwl_is_associated_ctx(ctx) && new_assoc) {
                 IWL_DEBUG_INFO(priv, "Toggling associated bit on current RXON\n");
                 active_rxon->filter_flags &= ~RXON_FILTER_ASSOC_MSK;
 
-                ret = iwl_send_cmd_pdu(priv, REPLY_RXON,
-                                      sizeof(struct iwl_rxon_cmd),
-                                      &priv->active_rxon);
+                ret = iwl_send_cmd_pdu(priv, ctx->rxon_cmd,
+                                       sizeof(struct iwl_rxon_cmd),
+                                       active_rxon);
 
                 /* If the mask clearing failed then we set
                  * active_rxon back to what it was previously */
@@ -160,9 +164,9 @@ int iwl_commit_rxon(struct iwl_priv *priv)
                         IWL_ERR(priv, "Error clearing ASSOC_MSK (%d)\n", ret);
                         return ret;
                 }
-                iwl_clear_ucode_stations(priv);
-                iwl_restore_stations(priv);
-                ret = iwl_restore_default_wep_keys(priv);
+                iwl_clear_ucode_stations(priv, ctx);
+                iwl_restore_stations(priv, ctx);
+                ret = iwl_restore_default_wep_keys(priv, ctx);
                 if (ret) {
                         IWL_ERR(priv, "Failed to restore WEP keys (%d)\n", ret);
                         return ret;
@@ -174,27 +178,46 @@ int iwl_commit_rxon(struct iwl_priv *priv)
                        "* channel = %d\n"
                        "* bssid = %pM\n",
                        (new_assoc ? "" : "out"),
-                       le16_to_cpu(priv->staging_rxon.channel),
-                       priv->staging_rxon.bssid_addr);
+                       le16_to_cpu(ctx->staging.channel),
+                       ctx->staging.bssid_addr);
+
+        iwl_set_rxon_hwcrypto(priv, ctx, !priv->cfg->mod_params->sw_crypto);
+
+        if (!old_assoc) {
+                /*
+                 * First of all, before setting associated, we need to
+                 * send RXON timing so the device knows about the DTIM
+                 * period and other timing values
+                 */
+                ret = iwl_send_rxon_timing(priv, ctx);
+                if (ret) {
+                        IWL_ERR(priv, "Error setting RXON timing!\n");
+                        return ret;
+                }
+        }
 
-        iwl_set_rxon_hwcrypto(priv, !priv->cfg->mod_params->sw_crypto);
+        if (priv->cfg->ops->hcmd->set_pan_params) {
+                ret = priv->cfg->ops->hcmd->set_pan_params(priv);
+                if (ret)
+                        return ret;
+        }
 
         /* Apply the new configuration
          * RXON unassoc clears the station table in uCode so restoration of
          * stations is needed after it (the RXON command) completes
          */
         if (!new_assoc) {
-                ret = iwl_send_cmd_pdu(priv, REPLY_RXON,
-                              sizeof(struct iwl_rxon_cmd), &priv->staging_rxon);
+                ret = iwl_send_cmd_pdu(priv, ctx->rxon_cmd,
+                              sizeof(struct iwl_rxon_cmd), &ctx->staging);
                 if (ret) {
                         IWL_ERR(priv, "Error setting new RXON (%d)\n", ret);
                         return ret;
                 }
                 IWL_DEBUG_INFO(priv, "Return from !new_assoc RXON.\n");
-                memcpy(active_rxon, &priv->staging_rxon, sizeof(*active_rxon));
-                iwl_clear_ucode_stations(priv);
-                iwl_restore_stations(priv);
-                ret = iwl_restore_default_wep_keys(priv);
+                memcpy(active_rxon, &ctx->staging, sizeof(*active_rxon));
+                iwl_clear_ucode_stations(priv, ctx);
+                iwl_restore_stations(priv, ctx);
+                ret = iwl_restore_default_wep_keys(priv, ctx);
                 if (ret) {
                         IWL_ERR(priv, "Failed to restore WEP keys (%d)\n", ret);
                         return ret;
@@ -206,15 +229,15 @@ int iwl_commit_rxon(struct iwl_priv *priv)
                 /* Apply the new configuration
                  * RXON assoc doesn't clear the station table in uCode,
                  */
-                ret = iwl_send_cmd_pdu(priv, REPLY_RXON,
-                              sizeof(struct iwl_rxon_cmd), &priv->staging_rxon);
+                ret = iwl_send_cmd_pdu(priv, ctx->rxon_cmd,
+                              sizeof(struct iwl_rxon_cmd), &ctx->staging);
                 if (ret) {
                         IWL_ERR(priv, "Error setting new RXON (%d)\n", ret);
                         return ret;
                 }
-                memcpy(active_rxon, &priv->staging_rxon, sizeof(*active_rxon));
+                memcpy(active_rxon, &ctx->staging, sizeof(*active_rxon));
         }
-        iwl_print_rx_config_cmd(priv);
+        iwl_print_rx_config_cmd(priv, ctx);
 
         iwl_init_sensitivity(priv);
 
@@ -231,10 +254,14 @@ int iwl_commit_rxon(struct iwl_priv *priv)
 
 void iwl_update_chain_flags(struct iwl_priv *priv)
 {
+        struct iwl_rxon_context *ctx;
 
-        if (priv->cfg->ops->hcmd->set_rxon_chain)
-                priv->cfg->ops->hcmd->set_rxon_chain(priv);
-        iwlcore_commit_rxon(priv);
+        if (priv->cfg->ops->hcmd->set_rxon_chain) {
+                for_each_context(priv, ctx) {
+                        priv->cfg->ops->hcmd->set_rxon_chain(priv, ctx);
+                        iwlcore_commit_rxon(priv, ctx);
+                }
+        }
 }
 
 static void iwl_clear_free_frames(struct iwl_priv *priv)
@@ -338,6 +365,13 @@ static unsigned int iwl_hw_get_beacon_cmd(struct iwl_priv *priv,
          * beacon contents.
          */
 
+        lockdep_assert_held(&priv->mutex);
+
+        if (!priv->beacon_ctx) {
+                IWL_ERR(priv, "trying to build beacon w/o beacon context!\n");
+                return -EINVAL;
+        }
+
         /* Initialize memory */
         tx_beacon_cmd = &frame->u.beacon;
         memset(tx_beacon_cmd, 0, sizeof(*tx_beacon_cmd));
@@ -350,7 +384,7 @@ static unsigned int iwl_hw_get_beacon_cmd(struct iwl_priv *priv,
 
         /* Set up TX command fields */
         tx_beacon_cmd->tx.len = cpu_to_le16((u16)frame_size);
-        tx_beacon_cmd->tx.sta_id = priv->hw_params.bcast_sta_id;
+        tx_beacon_cmd->tx.sta_id = priv->beacon_ctx->bcast_sta_id;
         tx_beacon_cmd->tx.stop_time.life_time = TX_CMD_LIFE_TIME_INFINITE;
         tx_beacon_cmd->tx.tx_flags = TX_CMD_FLG_SEQ_CTL_MSK |
                 TX_CMD_FLG_TSF_MSK | TX_CMD_FLG_STA_RATE_MSK;
@@ -360,7 +394,7 @@ static unsigned int iwl_hw_get_beacon_cmd(struct iwl_priv *priv,
                         frame_size);
 
         /* Set up packet rate and flags */
-        rate = iwl_rate_get_lowest_plcp(priv);
+        rate = iwl_rate_get_lowest_plcp(priv, priv->beacon_ctx);
         priv->mgmt_tx_ant = iwl_toggle_tx_ant(priv, priv->mgmt_tx_ant,
                                               priv->hw_params.valid_tx_ant);
         rate_flags = iwl_ant_idx_to_flags(priv->mgmt_tx_ant);
@@ -593,23 +627,84 @@ static void iwl_bg_beacon_update(struct work_struct *work)
                 container_of(work, struct iwl_priv, beacon_update);
         struct sk_buff *beacon;
 
-        /* Pull updated AP beacon from mac80211. will fail if not in AP mode */
-        beacon = ieee80211_beacon_get(priv->hw, priv->vif);
+        mutex_lock(&priv->mutex);
+        if (!priv->beacon_ctx) {
+                IWL_ERR(priv, "updating beacon w/o beacon context!\n");
+                goto out;
+        }
+
+        if (priv->beacon_ctx->vif->type != NL80211_IFTYPE_AP) {
+                /*
+                 * The ucode will send beacon notifications even in
+                 * IBSS mode, but we don't want to process them. But
+                 * we need to defer the type check to here due to
+                 * requiring locking around the beacon_ctx access.
+                 */
+                goto out;
+        }
 
+        /* Pull updated AP beacon from mac80211. will fail if not in AP mode */
+        beacon = ieee80211_beacon_get(priv->hw, priv->beacon_ctx->vif);
         if (!beacon) {
                 IWL_ERR(priv, "update beacon failed\n");
-                return;
+                goto out;
         }
 
-        mutex_lock(&priv->mutex);
         /* new beacon skb is allocated every time; dispose previous.*/
         if (priv->ibss_beacon)
                 dev_kfree_skb(priv->ibss_beacon);
 
         priv->ibss_beacon = beacon;
-        mutex_unlock(&priv->mutex);
 
         iwl_send_beacon_cmd(priv);
+ out:
+        mutex_unlock(&priv->mutex);
+}
+
+static void iwl_bg_bt_runtime_config(struct work_struct *work)
+{
+        struct iwl_priv *priv =
+                container_of(work, struct iwl_priv, bt_runtime_config);
+
+        if (test_bit(STATUS_EXIT_PENDING, &priv->status))
+                return;
+
+        /* dont send host command if rf-kill is on */
+        if (!iwl_is_ready_rf(priv))
+                return;
+        priv->cfg->ops->hcmd->send_bt_config(priv);
+}
+
+static void iwl_bg_bt_full_concurrency(struct work_struct *work)
+{
+        struct iwl_priv *priv =
+                container_of(work, struct iwl_priv, bt_full_concurrency);
+        struct iwl_rxon_context *ctx;
+
+        if (test_bit(STATUS_EXIT_PENDING, &priv->status))
+                return;
+
+        /* dont send host command if rf-kill is on */
+        if (!iwl_is_ready_rf(priv))
+                return;
+
+        IWL_DEBUG_INFO(priv, "BT coex in %s mode\n",
+                       priv->bt_full_concurrent ?
+                       "full concurrency" : "3-wire");
+
+        /*
+         * LQ & RXON updated cmds must be sent before BT Config cmd
+         * to avoid 3-wire collisions
+         */
+        mutex_lock(&priv->mutex);
+        for_each_context(priv, ctx) {
+                if (priv->cfg->ops->hcmd->set_rxon_chain)
+                        priv->cfg->ops->hcmd->set_rxon_chain(priv, ctx);
+                iwlcore_commit_rxon(priv, ctx);
+        }
+        mutex_unlock(&priv->mutex);
+
+        priv->cfg->ops->hcmd->send_bt_config(priv);
 }
 
 /**
@@ -781,8 +876,7 @@ static void iwl_rx_beacon_notif(struct iwl_priv *priv,
 
         priv->ibss_manager = le32_to_cpu(beacon->ibss_mgr_status);
 
-        if ((priv->iw_mode == NL80211_IFTYPE_AP) &&
-            (!test_bit(STATUS_EXIT_PENDING, &priv->status)))
+        if (!test_bit(STATUS_EXIT_PENDING, &priv->status))
                 queue_work(priv->workqueue, &priv->beacon_update);
 }
 
@@ -1653,6 +1747,7 @@ static void iwl_nic_start(struct iwl_priv *priv)
 struct iwlagn_ucode_capabilities {
         u32 max_probe_length;
         u32 standard_phy_calibration_size;
+        bool pan;
 };
 
 static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context);
@@ -1890,6 +1985,11 @@ static int iwlagn_load_firmware(struct iwl_priv *priv,
                         capa->max_probe_length =
                                         le32_to_cpup((__le32 *)tlv_data);
                         break;
+                case IWL_UCODE_TLV_PAN:
+                        if (tlv_len)
+                                goto invalid_tlv_len;
+                        capa->pan = true;
+                        break;
                 case IWL_UCODE_TLV_INIT_EVTLOG_PTR:
                         if (tlv_len != sizeof(u32))
                                 goto invalid_tlv_len;
@@ -2165,6 +2265,12 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context)
                 priv->_agn.inst_evtlog_size = priv->cfg->max_event_log_size;
         priv->_agn.inst_errlog_ptr = pieces.inst_errlog_ptr;
 
+        if (ucode_capa.pan) {
+                priv->valid_contexts |= BIT(IWL_RXON_CTX_PAN);
+                priv->sta_key_max_num = STA_KEY_MAX_NUM_PAN;
+        } else
+                priv->sta_key_max_num = STA_KEY_MAX_NUM;
+
         /* Copy images into buffers for card's bus-master reads ... */
 
         /* Runtime instructions (first block of data in file) */
@@ -2563,6 +2669,9 @@ int iwl_dump_nic_event_log(struct iwl_priv *priv, bool full_log,
                 return pos;
         }
 
+        /* enable/disable bt channel announcement */
+        priv->bt_ch_announce = iwlagn_bt_ch_announce;
+
 #ifdef CONFIG_IWLWIFI_DEBUG
         if (!(iwl_get_debug_level(priv) & IWL_DL_FW_ERRORS) && !full_log)
                 size = (size > DEFAULT_DUMP_EVENT_LOG_ENTRIES)
@@ -2663,6 +2772,7 @@ static void iwl_rf_kill_ct_config(struct iwl_priv *priv)
 static void iwl_alive_start(struct iwl_priv *priv)
 {
         int ret = 0;
+        struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
 
         IWL_DEBUG_INFO(priv, "Runtime Alive received.\n");
 
@@ -2711,27 +2821,31 @@ static void iwl_alive_start(struct iwl_priv *priv)
         if (priv->cfg->ops->hcmd->set_tx_ant)
                 priv->cfg->ops->hcmd->set_tx_ant(priv, priv->cfg->valid_tx_ant);
 
-        if (iwl_is_associated(priv)) {
+        if (iwl_is_associated_ctx(ctx)) {
                 struct iwl_rxon_cmd *active_rxon =
-                                (struct iwl_rxon_cmd *)&priv->active_rxon;
+                                (struct iwl_rxon_cmd *)&ctx->active;
                 /* apply any changes in staging */
-                priv->staging_rxon.filter_flags |= RXON_FILTER_ASSOC_MSK;
+                ctx->staging.filter_flags |= RXON_FILTER_ASSOC_MSK;
                 active_rxon->filter_flags &= ~RXON_FILTER_ASSOC_MSK;
         } else {
+                struct iwl_rxon_context *tmp;
                 /* Initialize our rx_config data */
-                iwl_connection_init_rx_config(priv, NULL);
+                for_each_context(priv, tmp)
+                        iwl_connection_init_rx_config(priv, tmp);
 
                 if (priv->cfg->ops->hcmd->set_rxon_chain)
-                        priv->cfg->ops->hcmd->set_rxon_chain(priv);
+                        priv->cfg->ops->hcmd->set_rxon_chain(priv, ctx);
         }
 
-        /* Configure Bluetooth device coexistence support */
-        priv->cfg->ops->hcmd->send_bt_config(priv);
+        if (!priv->cfg->advanced_bt_coexist) {
+                /* Configure Bluetooth device coexistence support */
+                priv->cfg->ops->hcmd->send_bt_config(priv);
+        }
 
         iwl_reset_run_time_calib(priv);
 
         /* Configure the adapter for unassociated operation */
-        iwlcore_commit_rxon(priv);
+        iwlcore_commit_rxon(priv, ctx);
 
         /* At this point, the NIC is initialized and operational */
         iwl_rf_kill_ct_config(priv);
@@ -2764,10 +2878,22 @@ static void __iwl_down(struct iwl_priv *priv)
         if (!exit_pending)
                 set_bit(STATUS_EXIT_PENDING, &priv->status);
 
-        iwl_clear_ucode_stations(priv);
-        iwl_dealloc_bcast_station(priv);
+        /* Stop TX queues watchdog. We need to have STATUS_EXIT_PENDING bit set
+         * to prevent rearm timer */
+        if (priv->cfg->ops->lib->recover_from_tx_stall)
+                del_timer_sync(&priv->monitor_recover);
+
+        iwl_clear_ucode_stations(priv, NULL);
+        iwl_dealloc_bcast_stations(priv);
         iwl_clear_driver_stations(priv);
 
+        /* reset BT coex data */
+        priv->bt_status = 0;
+        priv->bt_traffic_load = priv->cfg->bt_init_traffic_load;
+        priv->bt_sco_active = false;
+        priv->bt_full_concurrent = false;
+        priv->bt_ci_compliance = 0;
+
         /* Unblock any waiting calls */
         wake_up_interruptible_all(&priv->wait_command_queue);
 
@@ -2900,6 +3026,7 @@ static int iwl_prepare_card_hw(struct iwl_priv *priv)
 
 static int __iwl_up(struct iwl_priv *priv)
 {
+        struct iwl_rxon_context *ctx;
         int i;
         int ret;
 
@@ -2913,9 +3040,13 @@ static int __iwl_up(struct iwl_priv *priv)
                 return -EIO;
         }
 
-        ret = iwl_alloc_bcast_station(priv, true);
-        if (ret)
-                return ret;
+        for_each_context(priv, ctx) {
+                ret = iwl_alloc_bcast_station(priv, ctx, true);
+                if (ret) {
+                        iwl_dealloc_bcast_stations(priv);
+                        return ret;
+                }
+        }
 
         iwl_prepare_card_hw(priv);
 
@@ -2940,6 +3071,12 @@ static int __iwl_up(struct iwl_priv *priv)
 
         iwl_write32(priv, CSR_INT, 0xFFFFFFFF);
 
+        /* must be initialised before iwl_hw_nic_init */
+        if (priv->valid_contexts != BIT(IWL_RXON_CTX_BSS))
+                priv->cmd_queue = IWL_IPAN_CMD_QUEUE_NUM;
+        else
+                priv->cmd_queue = IWL_DEFAULT_CMD_QUEUE_NUM;
+
         ret = iwlagn_hw_nic_init(priv);
         if (ret) {
                 IWL_ERR(priv, "Unable to init nic\n");
@@ -3070,11 +3207,42 @@ static void iwl_bg_restart(struct work_struct *data)
                 return;
 
         if (test_and_clear_bit(STATUS_FW_ERROR, &priv->status)) {
+                struct iwl_rxon_context *ctx;
+                bool bt_sco, bt_full_concurrent;
+                u8 bt_ci_compliance;
+                u8 bt_load;
+                u8 bt_status;
+
                 mutex_lock(&priv->mutex);
-                priv->vif = NULL;
+                for_each_context(priv, ctx)
+                        ctx->vif = NULL;
                 priv->is_open = 0;
+
+                /*
+                 * __iwl_down() will clear the BT status variables,
+                 * which is correct, but when we restart we really
+                 * want to keep them so restore them afterwards.
+                 *
+                 * The restart process will later pick them up and
+                 * re-configure the hw when we reconfigure the BT
+                 * command.
+                 */
+                bt_sco = priv->bt_sco_active;
+                bt_full_concurrent = priv->bt_full_concurrent;
+                bt_ci_compliance = priv->bt_ci_compliance;
+                bt_load = priv->bt_traffic_load;
+                bt_status = priv->bt_status;
+
+                __iwl_down(priv);
+
+                priv->bt_sco_active = bt_sco;
+                priv->bt_full_concurrent = bt_full_concurrent;
+                priv->bt_ci_compliance = bt_ci_compliance;
+                priv->bt_traffic_load = bt_load;
+                priv->bt_status = bt_status;
+
                 mutex_unlock(&priv->mutex);
-                iwl_down(priv);
+                iwl_cancel_deferred_work(priv);
                 ieee80211_restart_hw(priv->hw);
         } else {
                 iwl_down(priv);
@@ -3105,12 +3273,15 @@ static void iwl_bg_rx_replenish(struct work_struct *data)
 
 void iwl_post_associate(struct iwl_priv *priv, struct ieee80211_vif *vif)
 {
+        struct iwl_rxon_context *ctx;
         struct ieee80211_conf *conf = NULL;
         int ret = 0;
 
         if (!vif || !priv->is_open)
                 return;
 
+        ctx = iwl_rxon_ctx_from_vif(vif);
+
         if (vif->type == NL80211_IFTYPE_AP) {
                 IWL_ERR(priv, "%s Should not be called in AP mode\n", __func__);
                 return;
@@ -3123,42 +3294,42 @@ void iwl_post_associate(struct iwl_priv *priv, struct ieee80211_vif *vif)
 
         conf = ieee80211_get_hw_conf(priv->hw);
 
-        priv->staging_rxon.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
-        iwlcore_commit_rxon(priv);
+        ctx->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
+        iwlcore_commit_rxon(priv, ctx);
 
-        ret = iwl_send_rxon_timing(priv, vif);
+        ret = iwl_send_rxon_timing(priv, ctx);
         if (ret)
-                IWL_WARN(priv, "REPLY_RXON_TIMING failed - "
+                IWL_WARN(priv, "RXON timing - "
                             "Attempting to continue.\n");
 
-        priv->staging_rxon.filter_flags |= RXON_FILTER_ASSOC_MSK;
+        ctx->staging.filter_flags |= RXON_FILTER_ASSOC_MSK;
 
         iwl_set_rxon_ht(priv, &priv->current_ht_config);
 
         if (priv->cfg->ops->hcmd->set_rxon_chain)
-                priv->cfg->ops->hcmd->set_rxon_chain(priv);
+                priv->cfg->ops->hcmd->set_rxon_chain(priv, ctx);
 
-        priv->staging_rxon.assoc_id = cpu_to_le16(vif->bss_conf.aid);
+        ctx->staging.assoc_id = cpu_to_le16(vif->bss_conf.aid);
 
         IWL_DEBUG_ASSOC(priv, "assoc id %d beacon interval %d\n",
                         vif->bss_conf.aid, vif->bss_conf.beacon_int);
 
         if (vif->bss_conf.use_short_preamble)
-                priv->staging_rxon.flags |= RXON_FLG_SHORT_PREAMBLE_MSK;
+                ctx->staging.flags |= RXON_FLG_SHORT_PREAMBLE_MSK;
         else
-                priv->staging_rxon.flags &= ~RXON_FLG_SHORT_PREAMBLE_MSK;
+                ctx->staging.flags &= ~RXON_FLG_SHORT_PREAMBLE_MSK;
 
-        if (priv->staging_rxon.flags & RXON_FLG_BAND_24G_MSK) {
+        if (ctx->staging.flags & RXON_FLG_BAND_24G_MSK) {
                 if (vif->bss_conf.use_short_slot)
-                        priv->staging_rxon.flags |= RXON_FLG_SHORT_SLOT_MSK;
+                        ctx->staging.flags |= RXON_FLG_SHORT_SLOT_MSK;
                 else
-                        priv->staging_rxon.flags &= ~RXON_FLG_SHORT_SLOT_MSK;
+                        ctx->staging.flags &= ~RXON_FLG_SHORT_SLOT_MSK;
         }
 
-        iwlcore_commit_rxon(priv);
+        iwlcore_commit_rxon(priv, ctx);
 
         IWL_DEBUG_ASSOC(priv, "Associated as %d to: %pM\n",
-                        vif->bss_conf.aid, priv->active_rxon.bssid_addr);
+                        vif->bss_conf.aid, ctx->active.bssid_addr);
 
         switch (vif->type) {
         case NL80211_IFTYPE_STATION:
@@ -3201,11 +3372,14 @@ static int iwl_mac_setup_register(struct iwl_priv *priv,
 {
         int ret;
         struct ieee80211_hw *hw = priv->hw;
+        struct iwl_rxon_context *ctx;
+
         hw->rate_control_algorithm = "iwl-agn-rs";
 
         /* Tell mac80211 our characteristics */
         hw->flags = IEEE80211_HW_SIGNAL_DBM |
                     IEEE80211_HW_AMPDU_AGGREGATION |
+                    IEEE80211_HW_NEED_DTIM_PERIOD |
                     IEEE80211_HW_SPECTRUM_MGMT;
 
         if (!priv->cfg->broken_powersave)
@@ -3219,9 +3393,10 @@ static int iwl_mac_setup_register(struct iwl_priv *priv,
         hw->sta_data_size = sizeof(struct iwl_station_priv);
         hw->vif_data_size = sizeof(struct iwl_vif_priv);
 
-        hw->wiphy->interface_modes =
-                BIT(NL80211_IFTYPE_STATION) |
-                BIT(NL80211_IFTYPE_ADHOC);
+        for_each_context(priv, ctx) {
+                hw->wiphy->interface_modes |= ctx->interface_modes;
+                hw->wiphy->interface_modes |= ctx->exclusive_interface_modes;
+        }
 
         hw->wiphy->flags |= WIPHY_FLAG_CUSTOM_REGULATORY |
                             WIPHY_FLAG_DISABLE_BEACON_HINTS;
@@ -3349,22 +3524,25 @@ static int iwl_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
 
 void iwl_config_ap(struct iwl_priv *priv, struct ieee80211_vif *vif)
 {
+        struct iwl_rxon_context *ctx = iwl_rxon_ctx_from_vif(vif);
         int ret = 0;
 
+        lockdep_assert_held(&priv->mutex);
+
         if (test_bit(STATUS_EXIT_PENDING, &priv->status))
                 return;
 
         /* The following should be done only at AP bring up */
-        if (!iwl_is_associated(priv)) {
+        if (!iwl_is_associated_ctx(ctx)) {
 
                 /* RXON - unassoc (to set timing command) */
-                priv->staging_rxon.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
-                iwlcore_commit_rxon(priv);
+                ctx->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
+                iwlcore_commit_rxon(priv, ctx);
 
                 /* RXON Timing */
-                ret = iwl_send_rxon_timing(priv, vif);
+                ret = iwl_send_rxon_timing(priv, ctx);
                 if (ret)
-                        IWL_WARN(priv, "REPLY_RXON_TIMING failed - "
+                        IWL_WARN(priv, "RXON timing failed - "
                                         "Attempting to continue.\n");
 
                 /* AP has all antennas */
@@ -3372,28 +3550,30 @@ void iwl_config_ap(struct iwl_priv *priv, struct ieee80211_vif *vif)
                         priv->hw_params.valid_rx_ant;
                 iwl_set_rxon_ht(priv, &priv->current_ht_config);
                 if (priv->cfg->ops->hcmd->set_rxon_chain)
-                        priv->cfg->ops->hcmd->set_rxon_chain(priv);
+                        priv->cfg->ops->hcmd->set_rxon_chain(priv, ctx);
 
-                priv->staging_rxon.assoc_id = 0;
+                ctx->staging.assoc_id = 0;
 
                 if (vif->bss_conf.use_short_preamble)
-                        priv->staging_rxon.flags |=
+                        ctx->staging.flags |=
                                 RXON_FLG_SHORT_PREAMBLE_MSK;
                 else
-                        priv->staging_rxon.flags &=
+                        ctx->staging.flags &=
                                 ~RXON_FLG_SHORT_PREAMBLE_MSK;
 
-                if (priv->staging_rxon.flags & RXON_FLG_BAND_24G_MSK) {
+                if (ctx->staging.flags & RXON_FLG_BAND_24G_MSK) {
                         if (vif->bss_conf.use_short_slot)
-                                priv->staging_rxon.flags |=
+                                ctx->staging.flags |=
                                         RXON_FLG_SHORT_SLOT_MSK;
                         else
-                                priv->staging_rxon.flags &=
+                                ctx->staging.flags &=
                                         ~RXON_FLG_SHORT_SLOT_MSK;
                 }
+                /* need to send beacon cmd before committing assoc RXON! */
+                iwl_send_beacon_cmd(priv);
                 /* restore RXON assoc */
-                priv->staging_rxon.filter_flags |= RXON_FILTER_ASSOC_MSK;
-                iwlcore_commit_rxon(priv);
+                ctx->staging.filter_flags |= RXON_FILTER_ASSOC_MSK;
+                iwlcore_commit_rxon(priv, ctx);
         }
         iwl_send_beacon_cmd(priv);
 
@@ -3410,9 +3590,11 @@ static void iwl_mac_update_tkip_key(struct ieee80211_hw *hw,
 {
 
         struct iwl_priv *priv = hw->priv;
+        struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
+
         IWL_DEBUG_MAC80211(priv, "enter\n");
 
-        iwl_update_tkip_key(priv, keyconf, sta,
+        iwl_update_tkip_key(priv, vif_priv->ctx, keyconf, sta,
                             iv32, phase1key);
 
         IWL_DEBUG_MAC80211(priv, "leave\n");
@@ -3424,6 +3606,8 @@ static int iwl_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
                            struct ieee80211_key_conf *key)
 {
         struct iwl_priv *priv = hw->priv;
+        struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
+        struct iwl_rxon_context *ctx = vif_priv->ctx;
         int ret;
         u8 sta_id;
         bool is_default_wep_key = false;
@@ -3435,7 +3619,7 @@ static int iwl_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
                 return -EOPNOTSUPP;
         }
 
-        sta_id = iwl_sta_id_or_broadcast(priv, sta);
+        sta_id = iwl_sta_id_or_broadcast(priv, vif_priv->ctx, sta);
         if (sta_id == IWL_INVALID_STATION)
                 return -EINVAL;
 
@@ -3452,7 +3636,7 @@ static int iwl_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
              key->cipher == WLAN_CIPHER_SUITE_WEP104) &&
             !sta) {
                 if (cmd == SET_KEY)
-                        is_default_wep_key = !priv->key_mapping_key;
+                        is_default_wep_key = !ctx->key_mapping_keys;
                 else
                         is_default_wep_key =
                                         (key->hw_key_idx == HW_KEY_DEFAULT);
@@ -3461,17 +3645,18 @@ static int iwl_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
         switch (cmd) {
         case SET_KEY:
                 if (is_default_wep_key)
-                        ret = iwl_set_default_wep_key(priv, key);
+                        ret = iwl_set_default_wep_key(priv, vif_priv->ctx, key);
                 else
-                        ret = iwl_set_dynamic_key(priv, key, sta_id);
+                        ret = iwl_set_dynamic_key(priv, vif_priv->ctx,
+                                                  key, sta_id);
 
                 IWL_DEBUG_MAC80211(priv, "enable hwcrypto key\n");
                 break;
         case DISABLE_KEY:
                 if (is_default_wep_key)
-                        ret = iwl_remove_default_wep_key(priv, key);
+                        ret = iwl_remove_default_wep_key(priv, ctx, key);
                 else
-                        ret = iwl_remove_dynamic_key(priv, key, sta_id);
+                        ret = iwl_remove_dynamic_key(priv, ctx, key, sta_id);
 
                 IWL_DEBUG_MAC80211(priv, "disable hwcrypto key\n");
                 break;
@@ -3540,8 +3725,8 @@ static int iwl_mac_ampdu_action(struct ieee80211_hw *hw,
 
                         sta_priv->lq_sta.lq.general_params.flags &=
                                 ~LINK_QUAL_FLAGS_SET_STA_TLC_RTS_MSK;
-                        iwl_send_lq_cmd(priv, &sta_priv->lq_sta.lq,
-                                CMD_ASYNC, false);
+                        iwl_send_lq_cmd(priv, iwl_rxon_ctx_from_vif(vif),
+                                        &sta_priv->lq_sta.lq, CMD_ASYNC, false);
                 }
                 break;
         case IEEE80211_AMPDU_TX_OPERATIONAL:
@@ -3556,8 +3741,8 @@ static int iwl_mac_ampdu_action(struct ieee80211_hw *hw,
 
                         sta_priv->lq_sta.lq.general_params.flags |=
                                 LINK_QUAL_FLAGS_SET_STA_TLC_RTS_MSK;
-                        iwl_send_lq_cmd(priv, &sta_priv->lq_sta.lq,
-                                CMD_ASYNC, false);
+                        iwl_send_lq_cmd(priv, iwl_rxon_ctx_from_vif(vif),
+                                        &sta_priv->lq_sta.lq, CMD_ASYNC, false);
                 }
                 ret = 0;
                 break;
@@ -3603,6 +3788,7 @@ static int iwlagn_mac_sta_add(struct ieee80211_hw *hw,
 {
         struct iwl_priv *priv = hw->priv;
         struct iwl_station_priv *sta_priv = (void *)sta->drv_priv;
+        struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
         bool is_ap = vif->type == NL80211_IFTYPE_STATION;
         int ret;
         u8 sta_id;
@@ -3618,8 +3804,8 @@ static int iwlagn_mac_sta_add(struct ieee80211_hw *hw,
         if (vif->type == NL80211_IFTYPE_AP)
                 sta_priv->client = true;
 
-        ret = iwl_add_station_common(priv, sta->addr, is_ap, &sta->ht_cap,
-                                     &sta_id);
+        ret = iwl_add_station_common(priv, vif_priv->ctx, sta->addr,
+                                     is_ap, sta, &sta_id);
         if (ret) {
                 IWL_ERR(priv, "Unable to add station %pM (%d)\n",
                         sta->addr, ret);
@@ -3647,6 +3833,15 @@ static void iwl_mac_channel_switch(struct ieee80211_hw *hw,
         struct ieee80211_conf *conf = &hw->conf;
         struct ieee80211_channel *channel = ch_switch->channel;
         struct iwl_ht_config *ht_conf = &priv->current_ht_config;
+        /*
+         * MULTI-FIXME
+         * When we add support for multiple interfaces, we need to
+         * revisit this. The channel switch command in the device
+         * only affects the BSS context, but what does that really
+         * mean? And what if we get a CSA on the second interface?
+         * This needs a lot of work.
+         */
+        struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
         u16 ch;
         unsigned long flags = 0;
 
@@ -3659,7 +3854,7 @@ static void iwl_mac_channel_switch(struct ieee80211_hw *hw,
             test_bit(STATUS_SCANNING, &priv->status))
                 goto out_exit;
 
-        if (!iwl_is_associated(priv))
+        if (!iwl_is_associated_ctx(ctx))
                 goto out_exit;
 
         /* channel switch in progress */
@@ -3670,7 +3865,7 @@ static void iwl_mac_channel_switch(struct ieee80211_hw *hw,
         if (priv->cfg->ops->lib->set_channel_switch) {
 
                 ch = channel->hw_value;
-                if (le16_to_cpu(priv->active_rxon.channel) != ch) {
+                if (le16_to_cpu(ctx->active.channel) != ch) {
                         ch_info = iwl_get_channel_info(priv,
                                                        channel->band,
                                                        ch);
@@ -3683,31 +3878,31 @@ static void iwl_mac_channel_switch(struct ieee80211_hw *hw,
                         priv->current_ht_config.smps = conf->smps_mode;
 
                         /* Configure HT40 channels */
-                        ht_conf->is_ht = conf_is_ht(conf);
-                        if (ht_conf->is_ht) {
+                        ctx->ht.enabled = conf_is_ht(conf);
+                        if (ctx->ht.enabled) {
                                 if (conf_is_ht40_minus(conf)) {
-                                        ht_conf->extension_chan_offset =
+                                        ctx->ht.extension_chan_offset =
                                                 IEEE80211_HT_PARAM_CHA_SEC_BELOW;
-                                        ht_conf->is_40mhz = true;
+                                        ctx->ht.is_40mhz = true;
                                 } else if (conf_is_ht40_plus(conf)) {
-                                        ht_conf->extension_chan_offset =
+                                        ctx->ht.extension_chan_offset =
                                                 IEEE80211_HT_PARAM_CHA_SEC_ABOVE;
-                                        ht_conf->is_40mhz = true;
+                                        ctx->ht.is_40mhz = true;
                                 } else {
-                                        ht_conf->extension_chan_offset =
+                                        ctx->ht.extension_chan_offset =
                                                 IEEE80211_HT_PARAM_CHA_SEC_NONE;
-                                        ht_conf->is_40mhz = false;
+                                        ctx->ht.is_40mhz = false;
                                 }
                         } else
-                                ht_conf->is_40mhz = false;
+                                ctx->ht.is_40mhz = false;
 
-                        if (le16_to_cpu(priv->staging_rxon.channel) != ch)
-                                priv->staging_rxon.flags = 0;
+                        if ((le16_to_cpu(ctx->staging.channel) != ch))
+                                ctx->staging.flags = 0;
 
-                        iwl_set_rxon_channel(priv, channel);
+                        iwl_set_rxon_channel(priv, channel, ctx);
                         iwl_set_rxon_ht(priv, ht_conf);
-                        iwl_set_flags_for_band(priv, channel->band,
-                                               priv->vif);
+                        iwl_set_flags_for_band(priv, ctx, channel->band,
+                                               ctx->vif);
                         spin_unlock_irqrestore(&priv->lock, flags);
 
                         iwl_set_rate(priv);
@@ -3724,7 +3919,7 @@ out:
         mutex_unlock(&priv->mutex);
 out_exit:
         if (!priv->switch_rxon.switch_in_progress)
-                ieee80211_chswitch_done(priv->vif, false);
+                ieee80211_chswitch_done(ctx->vif, false);
         IWL_DEBUG_MAC80211(priv, "leave\n");
 }
 
@@ -3735,6 +3930,7 @@ static void iwlagn_configure_filter(struct ieee80211_hw *hw,
 {
         struct iwl_priv *priv = hw->priv;
         __le32 filter_or = 0, filter_nand = 0;
+        struct iwl_rxon_context *ctx;
 
 #define CHK(test, flag) do { \
         if (*total_flags & (test))              \
@@ -3754,10 +3950,11 @@ static void iwlagn_configure_filter(struct ieee80211_hw *hw,
 
         mutex_lock(&priv->mutex);
 
-        priv->staging_rxon.filter_flags &= ~filter_nand;
-        priv->staging_rxon.filter_flags |= filter_or;
-
-        iwlcore_commit_rxon(priv);
+        for_each_context(priv, ctx) {
+                ctx->staging.filter_flags &= ~filter_nand;
+                ctx->staging.filter_flags |= filter_or;
+                iwlcore_commit_rxon(priv, ctx);
+        }
 
         mutex_unlock(&priv->mutex);
 
@@ -3826,6 +4023,8 @@ static void iwl_setup_deferred_work(struct iwl_priv *priv)
         INIT_WORK(&priv->beacon_update, iwl_bg_beacon_update);
         INIT_WORK(&priv->run_time_calib_work, iwl_bg_run_time_calib_work);
         INIT_WORK(&priv->tx_flush, iwl_bg_tx_flush);
+        INIT_WORK(&priv->bt_full_concurrency, iwl_bg_bt_full_concurrency);
+        INIT_WORK(&priv->bt_runtime_config, iwl_bg_bt_runtime_config);
         INIT_DELAYED_WORK(&priv->init_alive_start, iwl_bg_init_alive_start);
         INIT_DELAYED_WORK(&priv->alive_start, iwl_bg_alive_start);
 
@@ -3868,10 +4067,10 @@ static void iwl_cancel_deferred_work(struct iwl_priv *priv)
         cancel_delayed_work(&priv->alive_start);
         cancel_work_sync(&priv->run_time_calib_work);
         cancel_work_sync(&priv->beacon_update);
+        cancel_work_sync(&priv->bt_full_concurrency);
+        cancel_work_sync(&priv->bt_runtime_config);
         del_timer_sync(&priv->statistics_periodic);
         del_timer_sync(&priv->ucode_trace);
-        if (priv->cfg->ops->lib->recover_from_tx_stall)
-                del_timer_sync(&priv->monitor_recover);
 }
 
 static void iwl_init_hw_rates(struct iwl_priv *priv,
@@ -3926,10 +4125,22 @@ static int iwl_init_drv(struct iwl_priv *priv)
 
         /* Choose which receivers/antennas to use */
         if (priv->cfg->ops->hcmd->set_rxon_chain)
-                priv->cfg->ops->hcmd->set_rxon_chain(priv);
+                priv->cfg->ops->hcmd->set_rxon_chain(priv,
+                                        &priv->contexts[IWL_RXON_CTX_BSS]);
 
         iwl_init_scan_params(priv);
 
+        /* init bt coex */
+        if (priv->cfg->advanced_bt_coexist) {
+                priv->kill_ack_mask = IWLAGN_BT_KILL_ACK_MASK_DEFAULT;
+                priv->kill_cts_mask = IWLAGN_BT_KILL_CTS_MASK_DEFAULT;
+                priv->bt_valid = IWLAGN_BT_ALL_VALID_MSK;
+                priv->bt_on_thresh = BT_ON_THRESHOLD_DEF;
+                priv->bt_duration = BT_DURATION_LIMIT_DEF;
+                priv->dynamic_frag_thresh = BT_FRAG_THRESHOLD_DEF;
+                priv->dynamic_agg_thresh = BT_AGG_THRESHOLD_DEF;
+        }
+
         /* Set the tx_power_user_lmt to the lowest power level
          * this value will get overwritten by channel max power avg
          * from eeprom */
@@ -4013,9 +4224,31 @@ static int iwl_set_hw_params(struct iwl_priv *priv)
         return priv->cfg->ops->lib->set_hw_params(priv);
 }
 
+static const u8 iwlagn_bss_ac_to_fifo[] = {
+        IWL_TX_FIFO_VO,
+        IWL_TX_FIFO_VI,
+        IWL_TX_FIFO_BE,
+        IWL_TX_FIFO_BK,
+};
+
+static const u8 iwlagn_bss_ac_to_queue[] = {
+        0, 1, 2, 3,
+};
+
+static const u8 iwlagn_pan_ac_to_fifo[] = {
+        IWL_TX_FIFO_VO_IPAN,
+        IWL_TX_FIFO_VI_IPAN,
+        IWL_TX_FIFO_BE_IPAN,
+        IWL_TX_FIFO_BK_IPAN,
+};
+
+static const u8 iwlagn_pan_ac_to_queue[] = {
+        7, 6, 5, 4,
+};
+
 static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 {
-        int err = 0;
+        int err = 0, i;
         struct iwl_priv *priv;
         struct ieee80211_hw *hw;
         struct iwl_cfg *cfg = (struct iwl_cfg *)(ent->driver_data);
@@ -4043,6 +4276,51 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
         priv = hw->priv;
         /* At this point both hw and priv are allocated. */
 
+        /*
+         * The default context is always valid,
+         * more may be discovered when firmware
+         * is loaded.
+         */
+        priv->valid_contexts = BIT(IWL_RXON_CTX_BSS);
+
+        for (i = 0; i < NUM_IWL_RXON_CTX; i++)
+                priv->contexts[i].ctxid = i;
+
+        priv->contexts[IWL_RXON_CTX_BSS].rxon_cmd = REPLY_RXON;
+        priv->contexts[IWL_RXON_CTX_BSS].rxon_timing_cmd = REPLY_RXON_TIMING;
+        priv->contexts[IWL_RXON_CTX_BSS].rxon_assoc_cmd = REPLY_RXON_ASSOC;
+        priv->contexts[IWL_RXON_CTX_BSS].qos_cmd = REPLY_QOS_PARAM;
+        priv->contexts[IWL_RXON_CTX_BSS].ap_sta_id = IWL_AP_ID;
+        priv->contexts[IWL_RXON_CTX_BSS].wep_key_cmd = REPLY_WEPKEY;
+        priv->contexts[IWL_RXON_CTX_BSS].ac_to_fifo = iwlagn_bss_ac_to_fifo;
+        priv->contexts[IWL_RXON_CTX_BSS].ac_to_queue = iwlagn_bss_ac_to_queue;
+        priv->contexts[IWL_RXON_CTX_BSS].exclusive_interface_modes =
+                BIT(NL80211_IFTYPE_ADHOC);
+        priv->contexts[IWL_RXON_CTX_BSS].interface_modes =
+                BIT(NL80211_IFTYPE_STATION);
+        priv->contexts[IWL_RXON_CTX_BSS].ibss_devtype = RXON_DEV_TYPE_IBSS;
+        priv->contexts[IWL_RXON_CTX_BSS].station_devtype = RXON_DEV_TYPE_ESS;
+        priv->contexts[IWL_RXON_CTX_BSS].unused_devtype = RXON_DEV_TYPE_ESS;
+
+        priv->contexts[IWL_RXON_CTX_PAN].rxon_cmd = REPLY_WIPAN_RXON;
+        priv->contexts[IWL_RXON_CTX_PAN].rxon_timing_cmd = REPLY_WIPAN_RXON_TIMING;
+        priv->contexts[IWL_RXON_CTX_PAN].rxon_assoc_cmd = REPLY_WIPAN_RXON_ASSOC;
+        priv->contexts[IWL_RXON_CTX_PAN].qos_cmd = REPLY_WIPAN_QOS_PARAM;
+        priv->contexts[IWL_RXON_CTX_PAN].ap_sta_id = IWL_AP_ID_PAN;
+        priv->contexts[IWL_RXON_CTX_PAN].wep_key_cmd = REPLY_WIPAN_WEPKEY;
+        priv->contexts[IWL_RXON_CTX_PAN].bcast_sta_id = IWLAGN_PAN_BCAST_ID;
+        priv->contexts[IWL_RXON_CTX_PAN].station_flags = STA_FLG_PAN_STATION;
+        priv->contexts[IWL_RXON_CTX_PAN].ac_to_fifo = iwlagn_pan_ac_to_fifo;
+        priv->contexts[IWL_RXON_CTX_PAN].ac_to_queue = iwlagn_pan_ac_to_queue;
+        priv->contexts[IWL_RXON_CTX_PAN].mcast_queue = IWL_IPAN_MCAST_QUEUE;
+        priv->contexts[IWL_RXON_CTX_PAN].interface_modes =
+                BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_AP);
+        priv->contexts[IWL_RXON_CTX_PAN].ap_devtype = RXON_DEV_TYPE_CP;
+        priv->contexts[IWL_RXON_CTX_PAN].station_devtype = RXON_DEV_TYPE_2STA;
+        priv->contexts[IWL_RXON_CTX_PAN].unused_devtype = RXON_DEV_TYPE_P2P;
+
+        BUILD_BUG_ON(NUM_IWL_RXON_CTX != 2);
+
         SET_IEEE80211_DEV(hw, &pdev->dev);
 
         IWL_DEBUG_INFO(priv, "*** LOAD DRIVER ***\n");
@@ -4050,6 +4328,14 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
         priv->pci_dev = pdev;
         priv->inta_mask = CSR_INI_SET_MASK;
 
+        /* is antenna coupling more than 35dB ? */
+        priv->bt_ant_couple_ok =
+                (iwlagn_ant_coupling > IWL_BT_ANTENNA_COUPLING_THRESHOLD) ?
+                true : false;
+
+        /* enable/disable bt channel announcement */
+        priv->bt_ch_announce = iwlagn_bt_ch_announce;
+
         if (iwl_alloc_traffic_mem(priv))
                 IWL_ERR(priv, "Not enough memory to generate traffic log\n");
 
@@ -4583,3 +4869,11 @@ module_param_named(ucode_alternative, iwlagn_wanted_ucode_alternative, int,
                    S_IRUGO);
 MODULE_PARM_DESC(ucode_alternative,
                  "specify ucode alternative to use from ucode file");
+
+module_param_named(antenna_coupling, iwlagn_ant_coupling, int, S_IRUGO);
+MODULE_PARM_DESC(antenna_coupling,
+                 "specify antenna coupling in dB (defualt: 0 dB)");
+
+module_param_named(bt_ch_announce, iwlagn_bt_ch_announce, bool, S_IRUGO);
+MODULE_PARM_DESC(bt_ch_announce,
+                 "Enable BT channel announcement mode (default: enable)");