Merge branch 'wireless-next-2.6' of git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi-2.6

drivers/net/wireless/iwlwifi/iwl-1000.c

@@ -130,7 +130,7 @@ static int iwl1000_hw_set_hw_params(struct iwl_priv *priv)
 			sizeof(struct iwlagn_scd_bc_tbl);
 	priv->hw_params.tfd_size = sizeof(struct iwl_tfd);
 	priv->hw_params.max_stations = IWLAGN_STATION_COUNT;
-	priv->hw_params.bcast_sta_id = IWLAGN_BROADCAST_ID;
+	priv->contexts[IWL_RXON_CTX_BSS].bcast_sta_id = IWLAGN_BROADCAST_ID;
 
 	priv->hw_params.max_data_size = IWLAGN_RTC_DATA_SIZE;
 	priv->hw_params.max_inst_size = IWLAGN_RTC_INST_SIZE;
@@ -217,7 +217,7 @@ static struct iwl_lib_ops iwl1000_lib = {
 		.set_ct_kill = iwl1000_set_ct_threshold,
 	 },
 	.manage_ibss_station = iwlagn_manage_ibss_station,
-	.update_bcast_station = iwl_update_bcast_station,
+	.update_bcast_stations = iwl_update_bcast_stations,
 	.debugfs_ops = {
 		.rx_stats_read = iwl_ucode_rx_stats_read,
 		.tx_stats_read = iwl_ucode_tx_stats_read,

drivers/net/wireless/iwlwifi/iwl-3945-hw.h

@@ -226,6 +226,7 @@ struct iwl3945_eeprom {
 
 /* 4 DATA + 1 CMD. There are 2 HCCA queues that are not used. */
 #define IWL39_NUM_QUEUES        5
+#define IWL39_CMD_QUEUE_NUM	4
 
 #define IWL_DEFAULT_TX_RETRY  15
 

drivers/net/wireless/iwlwifi/iwl-3945-rs.c

@@ -343,7 +343,7 @@ void iwl3945_rs_rate_init(struct iwl_priv *priv, struct ieee80211_sta *sta, u8 s
 	int i;
 
 	IWL_DEBUG_INFO(priv, "enter\n");
-	if (sta_id == priv->hw_params.bcast_sta_id)
+	if (sta_id == priv->contexts[IWL_RXON_CTX_BSS].bcast_sta_id)
 		goto out;
 
 	psta = (struct iwl3945_sta_priv *) sta->drv_priv;
@@ -932,7 +932,7 @@ void iwl3945_rate_scale_init(struct ieee80211_hw *hw, s32 sta_id)
 
 	rcu_read_lock();
 
-	sta = ieee80211_find_sta(priv->vif,
+	sta = ieee80211_find_sta(priv->contexts[IWL_RXON_CTX_BSS].vif,
 				 priv->stations[sta_id].sta.sta.addr);
 	if (!sta) {
 		IWL_DEBUG_RATE(priv, "Unable to find station to initialize rate scaling.\n");
@@ -949,7 +949,8 @@ void iwl3945_rate_scale_init(struct ieee80211_hw *hw, s32 sta_id)
 	switch (priv->band) {
 	case IEEE80211_BAND_2GHZ:
 		/* TODO: this always does G, not a regression */
-		if (priv->active_rxon.flags & RXON_FLG_TGG_PROTECT_MSK) {
+		if (priv->contexts[IWL_RXON_CTX_BSS].active.flags &
+						RXON_FLG_TGG_PROTECT_MSK) {
 			rs_sta->tgg = 1;
 			rs_sta->expected_tpt = iwl3945_expected_tpt_g_prot;
 		} else

drivers/net/wireless/iwlwifi/iwl-3945.c

@@ -245,7 +245,7 @@ int iwl3945_rs_next_rate(struct iwl_priv *priv, int rate)
 		break;
 	case IEEE80211_BAND_2GHZ:
 		if (!(priv->_3945.sta_supp_rates & IWL_OFDM_RATES_MASK) &&
-		    iwl_is_associated(priv)) {
+		    iwl_is_associated(priv, IWL_RXON_CTX_BSS)) {
 			if (rate == IWL_RATE_11M_INDEX)
 				next_rate = IWL_RATE_5M_INDEX;
 		}
@@ -273,7 +273,7 @@ static void iwl3945_tx_queue_reclaim(struct iwl_priv *priv,
 	struct iwl_queue *q = &txq->q;
 	struct iwl_tx_info *tx_info;
 
-	BUG_ON(txq_id == IWL_CMD_QUEUE_NUM);
+	BUG_ON(txq_id == IWL39_CMD_QUEUE_NUM);
 
 	for (index = iwl_queue_inc_wrap(index, q->n_bd); q->read_ptr != index;
 		q->read_ptr = iwl_queue_inc_wrap(q->read_ptr, q->n_bd)) {
@@ -285,7 +285,7 @@ static void iwl3945_tx_queue_reclaim(struct iwl_priv *priv,
 	}
 
 	if (iwl_queue_space(q) > q->low_mark && (txq_id >= 0) &&
-			(txq_id != IWL_CMD_QUEUE_NUM) &&
+			(txq_id != IWL39_CMD_QUEUE_NUM) &&
 			priv->mac80211_registered)
 		iwl_wake_queue(priv, txq_id);
 }
@@ -760,7 +760,7 @@ void iwl3945_hw_build_tx_cmd_rate(struct iwl_priv *priv,
 		data_retry_limit = IWL_DEFAULT_TX_RETRY;
 	tx_cmd->data_retry_limit = data_retry_limit;
 
-	if (tx_id >= IWL_CMD_QUEUE_NUM)
+	if (tx_id >= IWL39_CMD_QUEUE_NUM)
 		rts_retry_limit = 3;
 	else
 		rts_retry_limit = 7;
@@ -909,7 +909,7 @@ static int iwl3945_txq_ctx_reset(struct iwl_priv *priv)
 
 	/* Tx queue(s) */
 	for (txq_id = 0; txq_id < priv->hw_params.max_txq_num; txq_id++) {
-		slots_num = (txq_id == IWL_CMD_QUEUE_NUM) ?
+		slots_num = (txq_id == IWL39_CMD_QUEUE_NUM) ?
 				TFD_CMD_SLOTS : TFD_TX_CMD_SLOTS;
 		rc = iwl_tx_queue_init(priv, &priv->txq[txq_id], slots_num,
 				       txq_id);
@@ -1072,7 +1072,7 @@ void iwl3945_hw_txq_ctx_free(struct iwl_priv *priv)
 	if (priv->txq)
 		for (txq_id = 0; txq_id < priv->hw_params.max_txq_num;
 		     txq_id++)
-			if (txq_id == IWL_CMD_QUEUE_NUM)
+			if (txq_id == IWL39_CMD_QUEUE_NUM)
 				iwl_cmd_queue_free(priv);
 			else
 				iwl_tx_queue_free(priv, txq_id);
@@ -1439,17 +1439,18 @@ static int iwl3945_send_tx_power(struct iwl_priv *priv)
 	int rate_idx, i;
 	const struct iwl_channel_info *ch_info = NULL;
 	struct iwl3945_txpowertable_cmd txpower = {
-		.channel = priv->active_rxon.channel,
+		.channel = priv->contexts[IWL_RXON_CTX_BSS].active.channel,
 	};
+	u16 chan;
+
+	chan = le16_to_cpu(priv->contexts[IWL_RXON_CTX_BSS].active.channel);
 
 	txpower.band = (priv->band == IEEE80211_BAND_5GHZ) ? 0 : 1;
-	ch_info = iwl_get_channel_info(priv,
-				       priv->band,
-				       le16_to_cpu(priv->active_rxon.channel));
+	ch_info = iwl_get_channel_info(priv, priv->band, chan);
 	if (!ch_info) {
 		IWL_ERR(priv,
 			"Failed to get channel info for channel %d [%d]\n",
-			le16_to_cpu(priv->active_rxon.channel), priv->band);
+			chan, priv->band);
 		return -EINVAL;
 	}
 
@@ -1710,7 +1711,8 @@ int iwl3945_hw_reg_set_txpower(struct iwl_priv *priv, s8 power)
 	return 0;
 }
 
-static int iwl3945_send_rxon_assoc(struct iwl_priv *priv)
+static int iwl3945_send_rxon_assoc(struct iwl_priv *priv,
+				   struct iwl_rxon_context *ctx)
 {
 	int rc = 0;
 	struct iwl_rx_packet *pkt;
@@ -1721,8 +1723,8 @@ static int iwl3945_send_rxon_assoc(struct iwl_priv *priv)
 		.flags = CMD_WANT_SKB,
 		.data = &rxon_assoc,
 	};
-	const struct iwl_rxon_cmd *rxon1 = &priv->staging_rxon;
-	const struct iwl_rxon_cmd *rxon2 = &priv->active_rxon;
+	const struct iwl_rxon_cmd *rxon1 = &ctx->staging;
+	const struct iwl_rxon_cmd *rxon2 = &ctx->active;
 
 	if ((rxon1->flags == rxon2->flags) &&
 	    (rxon1->filter_flags == rxon2->filter_flags) &&
@@ -1732,10 +1734,10 @@ static int iwl3945_send_rxon_assoc(struct iwl_priv *priv)
 		return 0;
 	}
 
-	rxon_assoc.flags = priv->staging_rxon.flags;
-	rxon_assoc.filter_flags = priv->staging_rxon.filter_flags;
-	rxon_assoc.ofdm_basic_rates = priv->staging_rxon.ofdm_basic_rates;
-	rxon_assoc.cck_basic_rates = priv->staging_rxon.cck_basic_rates;
+	rxon_assoc.flags = ctx->staging.flags;
+	rxon_assoc.filter_flags = ctx->staging.filter_flags;
+	rxon_assoc.ofdm_basic_rates = ctx->staging.ofdm_basic_rates;
+	rxon_assoc.cck_basic_rates = ctx->staging.cck_basic_rates;
 	rxon_assoc.reserved = 0;
 
 	rc = iwl_send_cmd_sync(priv, &cmd);
@@ -1761,14 +1763,14 @@ static int iwl3945_send_rxon_assoc(struct iwl_priv *priv)
  * function correctly transitions out of the RXON_ASSOC_MSK state if
  * a HW tune is required based on the RXON structure changes.
  */
-static int iwl3945_commit_rxon(struct iwl_priv *priv)
+static int iwl3945_commit_rxon(struct iwl_priv *priv,
+			       struct iwl_rxon_context *ctx)
 {
 	/* cast away the const for active_rxon in this function */
-	struct iwl3945_rxon_cmd *active_rxon = (void *)&priv->active_rxon;
-	struct iwl3945_rxon_cmd *staging_rxon = (void *)&priv->staging_rxon;
+	struct iwl3945_rxon_cmd *active_rxon = (void *)&ctx->active;
+	struct iwl3945_rxon_cmd *staging_rxon = (void *)&ctx->staging;
 	int rc = 0;
-	bool new_assoc =
-		!!(priv->staging_rxon.filter_flags & RXON_FILTER_ASSOC_MSK);
+	bool new_assoc = !!(staging_rxon->filter_flags & RXON_FILTER_ASSOC_MSK);
 
 	if (!iwl_is_alive(priv))
 		return -1;
@@ -1781,7 +1783,7 @@ static int iwl3945_commit_rxon(struct iwl_priv *priv)
 	    ~(RXON_FLG_DIS_DIV_MSK | RXON_FLG_ANT_SEL_MSK);
 	staging_rxon->flags |= iwl3945_get_antenna_flags(priv);
 
-	rc = iwl_check_rxon_cmd(priv);
+	rc = iwl_check_rxon_cmd(priv, ctx);
 	if (rc) {
 		IWL_ERR(priv, "Invalid RXON configuration.  Not committing.\n");
 		return -EINVAL;
@@ -1790,8 +1792,9 @@ static int iwl3945_commit_rxon(struct iwl_priv *priv)
 	/* If we don't need to send a full RXON, we can use
 	 * iwl3945_rxon_assoc_cmd which is used to reconfigure filter
 	 * and other flags for the current radio configuration. */
-	if (!iwl_full_rxon_required(priv)) {
-		rc = iwl_send_rxon_assoc(priv);
+	if (!iwl_full_rxon_required(priv, &priv->contexts[IWL_RXON_CTX_BSS])) {
+		rc = iwl_send_rxon_assoc(priv,
+					 &priv->contexts[IWL_RXON_CTX_BSS]);
 		if (rc) {
 			IWL_ERR(priv, "Error setting RXON_ASSOC "
 				  "configuration (%d).\n", rc);
@@ -1807,7 +1810,7 @@ static int iwl3945_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(priv, IWL_RXON_CTX_BSS) && new_assoc) {
 		IWL_DEBUG_INFO(priv, "Toggling associated bit on current RXON\n");
 		active_rxon->filter_flags &= ~RXON_FILTER_ASSOC_MSK;
 
@@ -1819,7 +1822,7 @@ static int iwl3945_commit_rxon(struct iwl_priv *priv)
 		active_rxon->reserved5 = 0;
 		rc = iwl_send_cmd_pdu(priv, REPLY_RXON,
 				      sizeof(struct iwl3945_rxon_cmd),
-				      &priv->active_rxon);
+				      &priv->contexts[IWL_RXON_CTX_BSS].active);
 
 		/* If the mask clearing failed then we set
 		 * active_rxon back to what it was previously */
@@ -1829,8 +1832,9 @@ static int iwl3945_commit_rxon(struct iwl_priv *priv)
 				  "configuration (%d).\n", rc);
 			return rc;
 		}
-		iwl_clear_ucode_stations(priv);
-		iwl_restore_stations(priv);
+		iwl_clear_ucode_stations(priv,
+					 &priv->contexts[IWL_RXON_CTX_BSS]);
+		iwl_restore_stations(priv, &priv->contexts[IWL_RXON_CTX_BSS]);
 	}
 
 	IWL_DEBUG_INFO(priv, "Sending RXON\n"
@@ -1848,7 +1852,7 @@ static int iwl3945_commit_rxon(struct iwl_priv *priv)
 	staging_rxon->reserved4 = 0;
 	staging_rxon->reserved5 = 0;
 
-	iwl_set_rxon_hwcrypto(priv, !iwl3945_mod_params.sw_crypto);
+	iwl_set_rxon_hwcrypto(priv, ctx, !iwl3945_mod_params.sw_crypto);
 
 	/* Apply the new configuration */
 	rc = iwl_send_cmd_pdu(priv, REPLY_RXON,
@@ -1862,8 +1866,9 @@ static int iwl3945_commit_rxon(struct iwl_priv *priv)
 	memcpy(active_rxon, staging_rxon, sizeof(*active_rxon));
 
 	if (!new_assoc) {
-		iwl_clear_ucode_stations(priv);
-		iwl_restore_stations(priv);
+		iwl_clear_ucode_stations(priv,
+					 &priv->contexts[IWL_RXON_CTX_BSS]);
+		iwl_restore_stations(priv, &priv->contexts[IWL_RXON_CTX_BSS]);
 	}
 
 	/* If we issue a new RXON command which required a tune then we must
@@ -2302,8 +2307,10 @@ static int iwl3945_manage_ibss_station(struct iwl_priv *priv,
 	int ret;
 
 	if (add) {
-		ret = iwl_add_bssid_station(priv, vif->bss_conf.bssid, false,
-					    &vif_priv->ibss_bssid_sta_id);
+		ret = iwl_add_bssid_station(
+				priv, &priv->contexts[IWL_RXON_CTX_BSS],
+				vif->bss_conf.bssid, false,
+				&vif_priv->ibss_bssid_sta_id);
 		if (ret)
 			return ret;
 
@@ -2366,7 +2373,7 @@ int iwl3945_init_hw_rate_table(struct iwl_priv *priv)
 		 * 1M CCK rates */
 
 		if (!(priv->_3945.sta_supp_rates & IWL_OFDM_RATES_MASK) &&
-		    iwl_is_associated(priv)) {
+		    iwl_is_associated(priv, IWL_RXON_CTX_BSS)) {
 
 			index = IWL_FIRST_CCK_RATE;
 			for (i = IWL_RATE_6M_INDEX_TABLE;
@@ -2421,7 +2428,9 @@ int iwl3945_hw_set_hw_params(struct iwl_priv *priv)
 	priv->hw_params.max_rxq_size = RX_QUEUE_SIZE;
 	priv->hw_params.max_rxq_log = RX_QUEUE_SIZE_LOG;
 	priv->hw_params.max_stations = IWL3945_STATION_COUNT;
-	priv->hw_params.bcast_sta_id = IWL3945_BROADCAST_ID;
+	priv->contexts[IWL_RXON_CTX_BSS].bcast_sta_id = IWL3945_BROADCAST_ID;
+
+	priv->sta_key_max_num = STA_KEY_MAX_NUM;
 
 	priv->hw_params.rx_wrt_ptr_reg = FH39_RSCSR_CHNL0_WPTR;
 	priv->hw_params.max_beacon_itrvl = IWL39_MAX_UCODE_BEACON_INTERVAL;
@@ -2439,7 +2448,8 @@ unsigned int iwl3945_hw_get_beacon_cmd(struct iwl_priv *priv,
 	tx_beacon_cmd = (struct iwl3945_tx_beacon_cmd *)&frame->u;
 	memset(tx_beacon_cmd, 0, sizeof(*tx_beacon_cmd));
 
-	tx_beacon_cmd->tx.sta_id = priv->hw_params.bcast_sta_id;
+	tx_beacon_cmd->tx.sta_id =
+		priv->contexts[IWL_RXON_CTX_BSS].bcast_sta_id;
 	tx_beacon_cmd->tx.stop_time.life_time = TX_CMD_LIFE_TIME_INFINITE;
 
 	frame_size = iwl3945_fill_beacon_frame(priv,

drivers/net/wireless/iwlwifi/iwl-4965.c

@@ -347,7 +347,7 @@ static void iwl4965_chain_noise_reset(struct iwl_priv *priv)
 	struct iwl_chain_noise_data *data = &(priv->chain_noise_data);
 
 	if ((data->state == IWL_CHAIN_NOISE_ALIVE) &&
-	     iwl_is_associated(priv)) {
+	    iwl_is_any_associated(priv)) {
 		struct iwl_calib_diff_gain_cmd cmd;
 
 		/* clear data for chain noise calibration algorithm */
@@ -576,7 +576,7 @@ static int iwl4965_alive_notify(struct iwl_priv *priv)
 	/* Activate all Tx DMA/FIFO channels */
 	priv->cfg->ops->lib->txq_set_sched(priv, IWL_MASK(0, 6));
 
-	iwl4965_set_wr_ptrs(priv, IWL_CMD_QUEUE_NUM, 0);
+	iwl4965_set_wr_ptrs(priv, IWL_DEFAULT_CMD_QUEUE_NUM, 0);
 
 	/* make sure all queue are not stopped */
 	memset(&priv->queue_stopped[0], 0, sizeof(priv->queue_stopped));
@@ -587,6 +587,7 @@ static int iwl4965_alive_notify(struct iwl_priv *priv)
 	priv->txq_ctx_active_msk = 0;
 	/* Map each Tx/cmd queue to its corresponding fifo */
 	BUILD_BUG_ON(ARRAY_SIZE(default_queue_to_tx_fifo) != 7);
+
 	for (i = 0; i < ARRAY_SIZE(default_queue_to_tx_fifo); i++) {
 		int ac = default_queue_to_tx_fifo[i];
 
@@ -656,7 +657,7 @@ static int iwl4965_hw_set_hw_params(struct iwl_priv *priv)
 			sizeof(struct iwl4965_scd_bc_tbl);
 	priv->hw_params.tfd_size = sizeof(struct iwl_tfd);
 	priv->hw_params.max_stations = IWL4965_STATION_COUNT;
-	priv->hw_params.bcast_sta_id = IWL4965_BROADCAST_ID;
+	priv->contexts[IWL_RXON_CTX_BSS].bcast_sta_id = IWL4965_BROADCAST_ID;
 	priv->hw_params.max_data_size = IWL49_RTC_DATA_SIZE;
 	priv->hw_params.max_inst_size = IWL49_RTC_INST_SIZE;
 	priv->hw_params.max_bsm_size = BSM_SRAM_SIZE;
@@ -1374,6 +1375,7 @@ static int iwl4965_send_tx_power(struct iwl_priv *priv)
 	u8 band = 0;
 	bool is_ht40 = false;
 	u8 ctrl_chan_high = 0;
+	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
 
 	if (test_bit(STATUS_SCANNING, &priv->status)) {
 		/* If this gets hit a lot, switch it to a BUG() and catch
@@ -1385,17 +1387,16 @@ static int iwl4965_send_tx_power(struct iwl_priv *priv)
 
 	band = priv->band == IEEE80211_BAND_2GHZ;
 
-	is_ht40 =  is_ht40_channel(priv->active_rxon.flags);
+	is_ht40 = is_ht40_channel(ctx->active.flags);
 
-	if (is_ht40 &&
-	    (priv->active_rxon.flags & RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK))
+	if (is_ht40 && (ctx->active.flags & RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK))
 		ctrl_chan_high = 1;
 
 	cmd.band = band;
-	cmd.channel = priv->active_rxon.channel;
+	cmd.channel = ctx->active.channel;
 
 	ret = iwl4965_fill_txpower_tbl(priv, band,
-				le16_to_cpu(priv->active_rxon.channel),
+				le16_to_cpu(ctx->active.channel),
 				is_ht40, ctrl_chan_high, &cmd.tx_power);
 	if (ret)
 		goto out;
@@ -1406,12 +1407,13 @@ out:
 	return ret;
 }
 
-static int iwl4965_send_rxon_assoc(struct iwl_priv *priv)
+static int iwl4965_send_rxon_assoc(struct iwl_priv *priv,
+				   struct iwl_rxon_context *ctx)
 {
 	int ret = 0;
 	struct iwl4965_rxon_assoc_cmd rxon_assoc;
-	const struct iwl_rxon_cmd *rxon1 = &priv->staging_rxon;
-	const struct iwl_rxon_cmd *rxon2 = &priv->active_rxon;
+	const struct iwl_rxon_cmd *rxon1 = &ctx->staging;
+	const struct iwl_rxon_cmd *rxon2 = &ctx->active;
 
 	if ((rxon1->flags == rxon2->flags) &&
 	    (rxon1->filter_flags == rxon2->filter_flags) &&
@@ -1426,16 +1428,16 @@ static int iwl4965_send_rxon_assoc(struct iwl_priv *priv)
 		return 0;
 	}
 
-	rxon_assoc.flags = priv->staging_rxon.flags;
-	rxon_assoc.filter_flags = priv->staging_rxon.filter_flags;
-	rxon_assoc.ofdm_basic_rates = priv->staging_rxon.ofdm_basic_rates;
-	rxon_assoc.cck_basic_rates = priv->staging_rxon.cck_basic_rates;
+	rxon_assoc.flags = ctx->staging.flags;
+	rxon_assoc.filter_flags = ctx->staging.filter_flags;
+	rxon_assoc.ofdm_basic_rates = ctx->staging.ofdm_basic_rates;
+	rxon_assoc.cck_basic_rates = ctx->staging.cck_basic_rates;
 	rxon_assoc.reserved = 0;
 	rxon_assoc.ofdm_ht_single_stream_basic_rates =
-	    priv->staging_rxon.ofdm_ht_single_stream_basic_rates;
+	    ctx->staging.ofdm_ht_single_stream_basic_rates;
 	rxon_assoc.ofdm_ht_dual_stream_basic_rates =
-	    priv->staging_rxon.ofdm_ht_dual_stream_basic_rates;
-	rxon_assoc.rx_chain_select_flags = priv->staging_rxon.rx_chain;
+	    ctx->staging.ofdm_ht_dual_stream_basic_rates;
+	rxon_assoc.rx_chain_select_flags = ctx->staging.rx_chain;
 
 	ret = iwl_send_cmd_pdu_async(priv, REPLY_RXON_ASSOC,
 				     sizeof(rxon_assoc), &rxon_assoc, NULL);
@@ -1448,6 +1450,7 @@ static int iwl4965_send_rxon_assoc(struct iwl_priv *priv)
 static int iwl4965_hw_channel_switch(struct iwl_priv *priv,
 				     struct ieee80211_channel_switch *ch_switch)
 {
+	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
 	int rc;
 	u8 band = 0;
 	bool is_ht40 = false;
@@ -1458,22 +1461,22 @@ static int iwl4965_hw_channel_switch(struct iwl_priv *priv,
 	u16 ch;
 	u32 tsf_low;
 	u8 switch_count;
-	u16 beacon_interval = le16_to_cpu(priv->rxon_timing.beacon_interval);
-	struct ieee80211_vif *vif = priv->vif;
+	u16 beacon_interval = le16_to_cpu(ctx->timing.beacon_interval);
+	struct ieee80211_vif *vif = ctx->vif;
 	band = priv->band == IEEE80211_BAND_2GHZ;
 
-	is_ht40 = is_ht40_channel(priv->staging_rxon.flags);
+	is_ht40 = is_ht40_channel(ctx->staging.flags);
 
 	if (is_ht40 &&
-	    (priv->staging_rxon.flags & RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK))
+	    (ctx->staging.flags & RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK))
 		ctrl_chan_high = 1;
 
 	cmd.band = band;
 	cmd.expect_beacon = 0;
 	ch = ch_switch->channel->hw_value;
 	cmd.channel = cpu_to_le16(ch);
-	cmd.rxon_flags = priv->staging_rxon.flags;
-	cmd.rxon_filter_flags = priv->staging_rxon.filter_flags;
+	cmd.rxon_flags = ctx->staging.flags;
+	cmd.rxon_filter_flags = ctx->staging.filter_flags;
 	switch_count = ch_switch->count;
 	tsf_low = ch_switch->timestamp & 0x0ffffffff;
 	/*
@@ -1508,7 +1511,7 @@ static int iwl4965_hw_channel_switch(struct iwl_priv *priv,
 		cmd.expect_beacon = is_channel_radar(ch_info);
 	else {
 		IWL_ERR(priv, "invalid channel switch from %u to %u\n",
-			priv->active_rxon.channel, ch);
+			ctx->active.channel, ch);
 		return -EFAULT;
 	}
 
@@ -2007,7 +2010,7 @@ static u8 iwl_find_station(struct iwl_priv *priv, const u8 *addr)
 		start = IWL_STA_ID;
 
 	if (is_broadcast_ether_addr(addr))
-		return priv->hw_params.bcast_sta_id;
+		return priv->contexts[IWL_RXON_CTX_BSS].bcast_sta_id;
 
 	spin_lock_irqsave(&priv->sta_lock, flags);
 	for (i = start; i < priv->hw_params.max_stations; i++)
@@ -2280,7 +2283,7 @@ static struct iwl_lib_ops iwl4965_lib = {
 		.set_ct_kill = iwl4965_set_ct_threshold,
 	},
 	.manage_ibss_station = iwlagn_manage_ibss_station,
-	.update_bcast_station = iwl_update_bcast_station,
+	.update_bcast_stations = iwl_update_bcast_stations,
 	.debugfs_ops = {
 		.rx_stats_read = iwl_ucode_rx_stats_read,
 		.tx_stats_read = iwl_ucode_tx_stats_read,

drivers/net/wireless/iwlwifi/iwl-5000.c

@@ -180,7 +180,7 @@ static int iwl5000_hw_set_hw_params(struct iwl_priv *priv)
 			sizeof(struct iwlagn_scd_bc_tbl);
 	priv->hw_params.tfd_size = sizeof(struct iwl_tfd);
 	priv->hw_params.max_stations = IWLAGN_STATION_COUNT;
-	priv->hw_params.bcast_sta_id = IWLAGN_BROADCAST_ID;
+	priv->contexts[IWL_RXON_CTX_BSS].bcast_sta_id = IWLAGN_BROADCAST_ID;
 
 	priv->hw_params.max_data_size = IWLAGN_RTC_DATA_SIZE;
 	priv->hw_params.max_inst_size = IWLAGN_RTC_INST_SIZE;
@@ -227,7 +227,7 @@ static int iwl5150_hw_set_hw_params(struct iwl_priv *priv)
 			sizeof(struct iwlagn_scd_bc_tbl);
 	priv->hw_params.tfd_size = sizeof(struct iwl_tfd);
 	priv->hw_params.max_stations = IWLAGN_STATION_COUNT;
-	priv->hw_params.bcast_sta_id = IWLAGN_BROADCAST_ID;
+	priv->contexts[IWL_RXON_CTX_BSS].bcast_sta_id = IWLAGN_BROADCAST_ID;
 
 	priv->hw_params.max_data_size = IWLAGN_RTC_DATA_SIZE;
 	priv->hw_params.max_inst_size = IWLAGN_RTC_INST_SIZE;
@@ -275,14 +275,19 @@ static void iwl5150_temperature(struct iwl_priv *priv)
 static int iwl5000_hw_channel_switch(struct iwl_priv *priv,
 				     struct ieee80211_channel_switch *ch_switch)
 {
+	/*
+	 * MULTI-FIXME
+	 * See iwl_mac_channel_switch.
+	 */
+	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
 	struct iwl5000_channel_switch_cmd cmd;
 	const struct iwl_channel_info *ch_info;
 	u32 switch_time_in_usec, ucode_switch_time;
 	u16 ch;
 	u32 tsf_low;
 	u8 switch_count;
-	u16 beacon_interval = le16_to_cpu(priv->rxon_timing.beacon_interval);
-	struct ieee80211_vif *vif = priv->vif;
+	u16 beacon_interval = le16_to_cpu(ctx->timing.beacon_interval);
+	struct ieee80211_vif *vif = ctx->vif;
 	struct iwl_host_cmd hcmd = {
 		.id = REPLY_CHANNEL_SWITCH,
 		.len = sizeof(cmd),
@@ -293,10 +298,10 @@ static int iwl5000_hw_channel_switch(struct iwl_priv *priv,
 	cmd.band = priv->band == IEEE80211_BAND_2GHZ;
 	ch = ch_switch->channel->hw_value;
 	IWL_DEBUG_11H(priv, "channel switch from %d to %d\n",
-		priv->active_rxon.channel, ch);
+		      ctx->active.channel, ch);
 	cmd.channel = cpu_to_le16(ch);
-	cmd.rxon_flags = priv->staging_rxon.flags;
-	cmd.rxon_filter_flags = priv->staging_rxon.filter_flags;
+	cmd.rxon_flags = ctx->staging.flags;
+	cmd.rxon_filter_flags = ctx->staging.filter_flags;
 	switch_count = ch_switch->count;
 	tsf_low = ch_switch->timestamp & 0x0ffffffff;
 	/*
@@ -331,7 +336,7 @@ static int iwl5000_hw_channel_switch(struct iwl_priv *priv,
 		cmd.expect_beacon = is_channel_radar(ch_info);
 	else {
 		IWL_ERR(priv, "invalid channel switch from %u to %u\n",
-			priv->active_rxon.channel, ch);
+			ctx->active.channel, ch);
 		return -EFAULT;
 	}
 	priv->switch_rxon.channel = cmd.channel;
@@ -393,7 +398,7 @@ static struct iwl_lib_ops iwl5000_lib = {
 		.set_ct_kill = iwl5000_set_ct_threshold,
 	 },
 	.manage_ibss_station = iwlagn_manage_ibss_station,
-	.update_bcast_station = iwl_update_bcast_station,
+	.update_bcast_stations = iwl_update_bcast_stations,
 	.debugfs_ops = {
 		.rx_stats_read = iwl_ucode_rx_stats_read,
 		.tx_stats_read = iwl_ucode_tx_stats_read,
@@ -464,7 +469,7 @@ static struct iwl_lib_ops iwl5150_lib = {
 		.set_ct_kill = iwl5150_set_ct_threshold,
 	 },
 	.manage_ibss_station = iwlagn_manage_ibss_station,
-	.update_bcast_station = iwl_update_bcast_station,
+	.update_bcast_stations = iwl_update_bcast_stations,
 	.debugfs_ops = {
 		.rx_stats_read = iwl_ucode_rx_stats_read,
 		.tx_stats_read = iwl_ucode_tx_stats_read,

drivers/net/wireless/iwlwifi/iwl-6000.c

@@ -161,7 +161,7 @@ static int iwl6000_hw_set_hw_params(struct iwl_priv *priv)
 			sizeof(struct iwlagn_scd_bc_tbl);
 	priv->hw_params.tfd_size = sizeof(struct iwl_tfd);
 	priv->hw_params.max_stations = IWLAGN_STATION_COUNT;
-	priv->hw_params.bcast_sta_id = IWLAGN_BROADCAST_ID;
+	priv->contexts[IWL_RXON_CTX_BSS].bcast_sta_id = IWLAGN_BROADCAST_ID;
 
 	priv->hw_params.max_data_size = IWL60_RTC_DATA_SIZE;
 	priv->hw_params.max_inst_size = IWL60_RTC_INST_SIZE;
@@ -198,14 +198,19 @@ static int iwl6000_hw_set_hw_params(struct iwl_priv *priv)
 static int iwl6000_hw_channel_switch(struct iwl_priv *priv,
 				     struct ieee80211_channel_switch *ch_switch)
 {
+	/*
+	 * MULTI-FIXME
+	 * See iwl_mac_channel_switch.
+	 */
+	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
 	struct iwl6000_channel_switch_cmd cmd;
 	const struct iwl_channel_info *ch_info;
 	u32 switch_time_in_usec, ucode_switch_time;
 	u16 ch;
 	u32 tsf_low;
 	u8 switch_count;
-	u16 beacon_interval = le16_to_cpu(priv->rxon_timing.beacon_interval);
-	struct ieee80211_vif *vif = priv->vif;
+	u16 beacon_interval = le16_to_cpu(ctx->timing.beacon_interval);
+	struct ieee80211_vif *vif = ctx->vif;
 	struct iwl_host_cmd hcmd = {
 		.id = REPLY_CHANNEL_SWITCH,
 		.len = sizeof(cmd),
@@ -216,10 +221,10 @@ static int iwl6000_hw_channel_switch(struct iwl_priv *priv,
 	cmd.band = priv->band == IEEE80211_BAND_2GHZ;
 	ch = ch_switch->channel->hw_value;
 	IWL_DEBUG_11H(priv, "channel switch from %u to %u\n",
-		      priv->active_rxon.channel, ch);
+		      ctx->active.channel, ch);
 	cmd.channel = cpu_to_le16(ch);
-	cmd.rxon_flags = priv->staging_rxon.flags;
-	cmd.rxon_filter_flags = priv->staging_rxon.filter_flags;
+	cmd.rxon_flags = ctx->staging.flags;
+	cmd.rxon_filter_flags = ctx->staging.filter_flags;
 	switch_count = ch_switch->count;
 	tsf_low = ch_switch->timestamp & 0x0ffffffff;
 	/*
@@ -254,7 +259,7 @@ static int iwl6000_hw_channel_switch(struct iwl_priv *priv,
 		cmd.expect_beacon = is_channel_radar(ch_info);
 	else {
 		IWL_ERR(priv, "invalid channel switch from %u to %u\n",
-			priv->active_rxon.channel, ch);
+			ctx->active.channel, ch);
 		return -EFAULT;
 	}
 	priv->switch_rxon.channel = cmd.channel;
@@ -318,7 +323,7 @@ static struct iwl_lib_ops iwl6000_lib = {
 		.set_calib_version = iwl6000_set_calib_version,
 	 },
 	.manage_ibss_station = iwlagn_manage_ibss_station,
-	.update_bcast_station = iwl_update_bcast_station,
+	.update_bcast_stations = iwl_update_bcast_stations,
 	.debugfs_ops = {
 		.rx_stats_read = iwl_ucode_rx_stats_read,
 		.tx_stats_read = iwl_ucode_tx_stats_read,
@@ -393,7 +398,7 @@ static struct iwl_lib_ops iwl6000g2b_lib = {
 		.set_calib_version = iwl6000_set_calib_version,
 	 },
 	.manage_ibss_station = iwlagn_manage_ibss_station,
-	.update_bcast_station = iwl_update_bcast_station,
+	.update_bcast_stations = iwl_update_bcast_stations,
 	.debugfs_ops = {
 		.rx_stats_read = iwl_ucode_rx_stats_read,
 		.tx_stats_read = iwl_ucode_tx_stats_read,

drivers/net/wireless/iwlwifi/iwl-agn-calib.c

@@ -625,7 +625,7 @@ void iwl_sensitivity_calibration(struct iwl_priv *priv, void *resp)
 
 	data = &(priv->sensitivity_data);
 
-	if (!iwl_is_associated(priv)) {
+	if (!iwl_is_any_associated(priv)) {
 		IWL_DEBUG_CALIB(priv, "<< - not associated\n");
 		return;
 	}
@@ -763,6 +763,12 @@ void iwl_chain_noise_calibration(struct iwl_priv *priv, void *stat_resp)
 	unsigned long flags;
 	struct statistics_rx_non_phy *rx_info;
 	u8 first_chain;
+	/*
+	 * MULTI-FIXME:
+	 * When we support multiple interfaces on different channels,
+	 * this must be modified/fixed.
+	 */
+	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
 
 	if (priv->disable_chain_noise_cal)
 		return;
@@ -793,8 +799,8 @@ void iwl_chain_noise_calibration(struct iwl_priv *priv, void *stat_resp)
 		return;
 	}
 
-	rxon_band24 = !!(priv->staging_rxon.flags & RXON_FLG_BAND_24G_MSK);
-	rxon_chnum = le16_to_cpu(priv->staging_rxon.channel);
+	rxon_band24 = !!(ctx->staging.flags & RXON_FLG_BAND_24G_MSK);
+	rxon_chnum = le16_to_cpu(ctx->staging.channel);
 	if (priv->cfg->bt_statistics) {
 		stat_band24 = !!(((struct iwl_bt_notif_statistics *)
 				 stat_resp)->flag &

drivers/net/wireless/iwlwifi/iwl-agn-hcmd.c

@@ -37,12 +37,13 @@
 #include "iwl-io.h"
 #include "iwl-agn.h"
 
-int iwlagn_send_rxon_assoc(struct iwl_priv *priv)
+int iwlagn_send_rxon_assoc(struct iwl_priv *priv,
+			   struct iwl_rxon_context *ctx)
 {
 	int ret = 0;
 	struct iwl5000_rxon_assoc_cmd rxon_assoc;
-	const struct iwl_rxon_cmd *rxon1 = &priv->staging_rxon;
-	const struct iwl_rxon_cmd *rxon2 = &priv->active_rxon;
+	const struct iwl_rxon_cmd *rxon1 = &ctx->staging;
+	const struct iwl_rxon_cmd *rxon2 = &ctx->active;
 
 	if ((rxon1->flags == rxon2->flags) &&
 	    (rxon1->filter_flags == rxon2->filter_flags) &&
@@ -60,23 +61,23 @@ int iwlagn_send_rxon_assoc(struct iwl_priv *priv)
 		return 0;
 	}
 
-	rxon_assoc.flags = priv->staging_rxon.flags;
-	rxon_assoc.filter_flags = priv->staging_rxon.filter_flags;
-	rxon_assoc.ofdm_basic_rates = priv->staging_rxon.ofdm_basic_rates;
-	rxon_assoc.cck_basic_rates = priv->staging_rxon.cck_basic_rates;
+	rxon_assoc.flags = ctx->staging.flags;
+	rxon_assoc.filter_flags = ctx->staging.filter_flags;
+	rxon_assoc.ofdm_basic_rates = ctx->staging.ofdm_basic_rates;
+	rxon_assoc.cck_basic_rates = ctx->staging.cck_basic_rates;
 	rxon_assoc.reserved1 = 0;
 	rxon_assoc.reserved2 = 0;
 	rxon_assoc.reserved3 = 0;
 	rxon_assoc.ofdm_ht_single_stream_basic_rates =
-	    priv->staging_rxon.ofdm_ht_single_stream_basic_rates;
+	    ctx->staging.ofdm_ht_single_stream_basic_rates;
 	rxon_assoc.ofdm_ht_dual_stream_basic_rates =
-	    priv->staging_rxon.ofdm_ht_dual_stream_basic_rates;
-	rxon_assoc.rx_chain_select_flags = priv->staging_rxon.rx_chain;
+	    ctx->staging.ofdm_ht_dual_stream_basic_rates;
+	rxon_assoc.rx_chain_select_flags = ctx->staging.rx_chain;
 	rxon_assoc.ofdm_ht_triple_stream_basic_rates =
-		 priv->staging_rxon.ofdm_ht_triple_stream_basic_rates;
-	rxon_assoc.acquisition_data = priv->staging_rxon.acquisition_data;
+		 ctx->staging.ofdm_ht_triple_stream_basic_rates;
+	rxon_assoc.acquisition_data = ctx->staging.acquisition_data;
 
-	ret = iwl_send_cmd_pdu_async(priv, REPLY_RXON_ASSOC,
+	ret = iwl_send_cmd_pdu_async(priv, ctx->rxon_assoc_cmd,
 				     sizeof(rxon_assoc), &rxon_assoc, NULL);
 	if (ret)
 		return ret;
@@ -184,7 +185,7 @@ static void iwlagn_chain_noise_reset(struct iwl_priv *priv)
 	int ret;
 
 	if ((data->state == IWL_CHAIN_NOISE_ALIVE) &&
-	     iwl_is_associated(priv)) {
+	    iwl_is_any_associated(priv)) {
 		struct iwl_calib_chain_noise_reset_cmd cmd;
 
 		/* clear data for chain noise calibration algorithm */
@@ -269,12 +270,86 @@ static int iwlagn_calc_rssi(struct iwl_priv *priv,
 	return max_rssi - agc - IWLAGN_RSSI_OFFSET;
 }
 
+static int iwlagn_set_pan_params(struct iwl_priv *priv)
+{
+	struct iwl_wipan_params_cmd cmd;
+	struct iwl_rxon_context *ctx_bss, *ctx_pan;
+	int slot0 = 300, slot1 = 0;
+	int ret;
+
+	if (priv->valid_contexts == BIT(IWL_RXON_CTX_BSS))
+		return 0;
+
+	BUILD_BUG_ON(NUM_IWL_RXON_CTX != 2);
+
+	lockdep_assert_held(&priv->mutex);
+
+	ctx_bss = &priv->contexts[IWL_RXON_CTX_BSS];
+	ctx_pan = &priv->contexts[IWL_RXON_CTX_PAN];
+
+	memset(&cmd, 0, sizeof(cmd));
+
+	/* only 2 slots are currently allowed */
+	cmd.num_slots = 2;
+
+	cmd.slots[0].type = 0; /* BSS */
+	cmd.slots[1].type = 1; /* PAN */
+
+	if (ctx_bss->vif && ctx_pan->vif) {
+		int bcnint = ctx_pan->vif->bss_conf.beacon_int;
+
+		/* should be set, but seems unused?? */
+		cmd.flags |= cpu_to_le16(IWL_WIPAN_PARAMS_FLG_SLOTTED_MODE);
+
+		if (ctx_pan->vif->type == NL80211_IFTYPE_AP &&
+		    bcnint &&
+		    bcnint != ctx_bss->vif->bss_conf.beacon_int) {
+			IWL_ERR(priv,
+				"beacon intervals don't match (%d, %d)\n",
+				ctx_bss->vif->bss_conf.beacon_int,
+				ctx_pan->vif->bss_conf.beacon_int);
+		} else
+			bcnint = max_t(int, bcnint,
+				       ctx_bss->vif->bss_conf.beacon_int);
+		if (!bcnint)
+			bcnint = 100;
+		slot0 = bcnint / 2;
+		slot1 = bcnint - slot0;
+
+		if (test_bit(STATUS_SCAN_HW, &priv->status) ||
+		    (!ctx_bss->vif->bss_conf.idle &&
+		     !ctx_bss->vif->bss_conf.assoc)) {
+			slot0 = bcnint * 3 - 20;
+			slot1 = 20;
+		} else if (!ctx_pan->vif->bss_conf.idle &&
+                           !ctx_pan->vif->bss_conf.assoc) {
+			slot1 = bcnint * 3 - 20;
+			slot0 = 20;
+		}
+	} else if (ctx_pan->vif) {
+		slot0 = 0;
+		slot1 = max_t(int, 1, ctx_pan->vif->bss_conf.dtim_period) *
+					ctx_pan->vif->bss_conf.beacon_int;
+		slot1 = max_t(int, 100, slot1);
+	}
+
+	cmd.slots[0].width = cpu_to_le16(slot0);
+	cmd.slots[1].width = cpu_to_le16(slot1);
+
+	ret = iwl_send_cmd_pdu(priv, REPLY_WIPAN_PARAMS, sizeof(cmd), &cmd);
+	if (ret)
+		IWL_ERR(priv, "Error setting PAN parameters (%d)\n", ret);
+
+	return ret;
+}
+
 struct iwl_hcmd_ops iwlagn_hcmd = {
 	.rxon_assoc = iwlagn_send_rxon_assoc,
 	.commit_rxon = iwl_commit_rxon,
 	.set_rxon_chain = iwl_set_rxon_chain,
 	.set_tx_ant = iwlagn_send_tx_ant_config,
 	.send_bt_config = iwl_send_bt_config,
+	.set_pan_params = iwlagn_set_pan_params,
 };
 
 struct iwl_hcmd_ops iwlagn_bt_hcmd = {
@@ -283,6 +358,7 @@ struct iwl_hcmd_ops iwlagn_bt_hcmd = {
 	.set_rxon_chain = iwl_set_rxon_chain,
 	.set_tx_ant = iwlagn_send_tx_ant_config,
 	.send_bt_config = iwlagn_send_advance_bt_config,
+	.set_pan_params = iwlagn_set_pan_params,
 };
 
 struct iwl_hcmd_utils_ops iwlagn_hcmd_utils = {

drivers/net/wireless/iwlwifi/iwl-agn-lib.c

@@ -1163,6 +1163,7 @@ void iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
 	};
 	struct iwl_scan_cmd *scan;
 	struct ieee80211_conf *conf = NULL;
+	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
 	u32 rate_flags = 0;
 	u16 cmd_len;
 	u16 rx_chain = 0;
@@ -1175,6 +1176,9 @@ void iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
 	u8 active_chains;
 	u8 scan_tx_antennas = priv->hw_params.valid_tx_ant;
 
+	if (vif)
+		ctx = iwl_rxon_ctx_from_vif(vif);
+
 	conf = ieee80211_get_hw_conf(priv->hw);
 
 	cancel_delayed_work(&priv->scan_check);
@@ -1232,7 +1236,7 @@ void iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
 	scan->quiet_plcp_th = IWL_PLCP_QUIET_THRESH;
 	scan->quiet_time = IWL_ACTIVE_QUIET_TIME;
 
-	if (iwl_is_associated(priv)) {
+	if (iwl_is_any_associated(priv)) {
 		u16 interval = 0;
 		u32 extra;
 		u32 suspend_time = 100;
@@ -1283,13 +1287,15 @@ void iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
 		IWL_DEBUG_SCAN(priv, "Start passive scan.\n");
 
 	scan->tx_cmd.tx_flags = TX_CMD_FLG_SEQ_CTL_MSK;
-	scan->tx_cmd.sta_id = priv->hw_params.bcast_sta_id;
+	scan->tx_cmd.sta_id = ctx->bcast_sta_id;
 	scan->tx_cmd.stop_time.life_time = TX_CMD_LIFE_TIME_INFINITE;
 
 	switch (priv->scan_band) {
 	case IEEE80211_BAND_2GHZ:
 		scan->flags = RXON_FLG_BAND_24G_MSK | RXON_FLG_AUTO_DETECT_MSK;
-		chan_mod = le32_to_cpu(priv->active_rxon.flags & RXON_FLG_CHANNEL_MODE_MSK)
+		chan_mod = le32_to_cpu(
+			priv->contexts[IWL_RXON_CTX_BSS].active.flags &
+						RXON_FLG_CHANNEL_MODE_MSK)
 				       >> RXON_FLG_CHANNEL_MODE_POS;
 		if (chan_mod == CHANNEL_MODE_PURE_40) {
 			rate = IWL_RATE_6M_PLCP;
@@ -1418,6 +1424,11 @@ void iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
 	scan->len = cpu_to_le16(cmd.len);
 
 	set_bit(STATUS_SCAN_HW, &priv->status);
+
+	if (priv->cfg->ops->hcmd->set_pan_params &&
+	    priv->cfg->ops->hcmd->set_pan_params(priv))
+		goto done;
+
 	if (iwl_send_cmd_sync(priv, &cmd))
 		goto done;
 
@@ -1444,7 +1455,8 @@ int iwlagn_manage_ibss_station(struct iwl_priv *priv,
 	struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
 
 	if (add)
-		return iwl_add_bssid_station(priv, vif->bss_conf.bssid, true,
+		return iwl_add_bssid_station(priv, vif_priv->ctx,
+					     vif->bss_conf.bssid, true,
 					     &vif_priv->ibss_bssid_sta_id);
 	return iwl_remove_station(priv, vif_priv->ibss_bssid_sta_id,
 				  vif->bss_conf.bssid);
@@ -1477,7 +1489,7 @@ int iwlagn_wait_tx_queue_empty(struct iwl_priv *priv)
 
 	/* waiting for all the tx frames complete might take a while */
 	for (cnt = 0; cnt < priv->hw_params.max_txq_num; cnt++) {
-		if (cnt == IWL_CMD_QUEUE_NUM)
+		if (cnt == priv->cmd_queue)
 			continue;
 		txq = &priv->txq[cnt];
 		q = &txq->q;
@@ -1713,6 +1725,7 @@ static void iwlagn_bt_traffic_change_work(struct work_struct *work)
 {
 	struct iwl_priv *priv =
 		container_of(work, struct iwl_priv, bt_traffic_change_work);
+	struct iwl_rxon_context *ctx;
 	int smps_request = -1;
 
 	IWL_DEBUG_INFO(priv, "BT traffic load changes: %d\n",
@@ -1740,9 +1753,12 @@ static void iwlagn_bt_traffic_change_work(struct work_struct *work)
 	if (priv->cfg->ops->lib->update_chain_flags)
 		priv->cfg->ops->lib->update_chain_flags(priv);
 
-	if (smps_request != -1 &&
-	    priv->vif && priv->vif->type == NL80211_IFTYPE_STATION)
-		ieee80211_request_smps(priv->vif, smps_request);
+	if (smps_request != -1) {
+		for_each_context(priv, ctx) {
+			if (ctx->vif && ctx->vif->type == NL80211_IFTYPE_STATION)
+				ieee80211_request_smps(ctx->vif, smps_request);
+		}
+	}
 
 	mutex_unlock(&priv->mutex);
 }

drivers/net/wireless/iwlwifi/iwl-agn-rs.c

@@ -602,11 +602,13 @@ static int rs_toggle_antenna(u32 valid_ant, u32 *rate_n_flags,
  * Green-field mode is valid if the station supports it and
  * there are no non-GF stations present in the BSS.
  */
-static inline u8 rs_use_green(struct ieee80211_sta *sta,
-			      struct iwl_ht_config *ht_conf)
+static bool rs_use_green(struct ieee80211_sta *sta)
 {
+	struct iwl_station_priv *sta_priv = (void *)sta->drv_priv;
+	struct iwl_rxon_context *ctx = sta_priv->common.ctx;
+
 	return (sta->ht_cap.cap & IEEE80211_HT_CAP_GRN_FLD) &&
-		!(ht_conf->non_GF_STA_present);
+		!(ctx->ht.non_gf_sta_present);
 }
 
 /**
@@ -758,8 +760,8 @@ static bool table_type_matches(struct iwl_scale_tbl_info *a,
 		(a->is_SGI == b->is_SGI);
 }
 
-static void rs_bt_update_lq(struct iwl_priv *priv,
-			       struct iwl_lq_sta *lq_sta)
+static void rs_bt_update_lq(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
+			    struct iwl_lq_sta *lq_sta)
 {
 	struct iwl_scale_tbl_info *tbl;
 	bool full_concurrent;
@@ -778,7 +780,7 @@ static void rs_bt_update_lq(struct iwl_priv *priv,
 		/* Update uCode's rate table. */
 		tbl = &(lq_sta->lq_info[lq_sta->active_tbl]);
 		rs_fill_link_cmd(priv, lq_sta, tbl->current_rate);
-		iwl_send_lq_cmd(priv, &lq_sta->lq, CMD_ASYNC, false);
+		iwl_send_lq_cmd(priv, ctx, &lq_sta->lq, CMD_ASYNC, false);
 
 		queue_work(priv->workqueue, &priv->bt_full_concurrency);
 	}
@@ -803,6 +805,8 @@ static void rs_tx_status(void *priv_r, struct ieee80211_supported_band *sband,
 	u32 tx_rate;
 	struct iwl_scale_tbl_info tbl_type;
 	struct iwl_scale_tbl_info *curr_tbl, *other_tbl, *tmp_tbl;
+	struct iwl_station_priv *sta_priv = (void *)sta->drv_priv;
+	struct iwl_rxon_context *ctx = sta_priv->common.ctx;
 
 	IWL_DEBUG_RATE_LIMIT(priv, "get frame ack response, update rate scale window\n");
 
@@ -869,7 +873,7 @@ static void rs_tx_status(void *priv_r, struct ieee80211_supported_band *sband,
 		lq_sta->missed_rate_counter++;
 		if (lq_sta->missed_rate_counter > IWL_MISSED_RATE_MAX) {
 			lq_sta->missed_rate_counter = 0;
-			iwl_send_lq_cmd(priv, &lq_sta->lq, CMD_ASYNC, false);
+			iwl_send_lq_cmd(priv, ctx, &lq_sta->lq, CMD_ASYNC, false);
 		}
 		/* Regardless, ignore this status info for outdated rate */
 		return;
@@ -969,7 +973,7 @@ done:
 
 	/* Is there a need to switch between full concurrency and 3-wire? */
 	if (priv->bt_ant_couple_ok)
-		rs_bt_update_lq(priv, lq_sta);
+		rs_bt_update_lq(priv, ctx, lq_sta);
 }
 
 /*
@@ -1163,6 +1167,8 @@ static int rs_switch_to_mimo2(struct iwl_priv *priv,
 	u16 rate_mask;
 	s32 rate;
 	s8 is_green = lq_sta->is_green;
+	struct iwl_station_priv *sta_priv = (void *)sta->drv_priv;
+	struct iwl_rxon_context *ctx = sta_priv->common.ctx;
 
 	if (!conf_is_ht(conf) || !sta->ht_cap.ht_supported)
 		return -1;
@@ -1183,7 +1189,7 @@ static int rs_switch_to_mimo2(struct iwl_priv *priv,
 	tbl->max_search = IWL_MAX_SEARCH;
 	rate_mask = lq_sta->active_mimo2_rate;
 
-	if (iwl_is_ht40_tx_allowed(priv, &sta->ht_cap))
+	if (iwl_is_ht40_tx_allowed(priv, ctx, &sta->ht_cap))
 		tbl->is_ht40 = 1;
 	else
 		tbl->is_ht40 = 0;
@@ -1217,6 +1223,8 @@ static int rs_switch_to_mimo3(struct iwl_priv *priv,
 	u16 rate_mask;
 	s32 rate;
 	s8 is_green = lq_sta->is_green;
+	struct iwl_station_priv *sta_priv = (void *)sta->drv_priv;
+	struct iwl_rxon_context *ctx = sta_priv->common.ctx;
 
 	if (!conf_is_ht(conf) || !sta->ht_cap.ht_supported)
 		return -1;
@@ -1237,7 +1245,7 @@ static int rs_switch_to_mimo3(struct iwl_priv *priv,
 	tbl->max_search = IWL_MAX_11N_MIMO3_SEARCH;
 	rate_mask = lq_sta->active_mimo3_rate;
 
-	if (iwl_is_ht40_tx_allowed(priv, &sta->ht_cap))
+	if (iwl_is_ht40_tx_allowed(priv, ctx, &sta->ht_cap))
 		tbl->is_ht40 = 1;
 	else
 		tbl->is_ht40 = 0;
@@ -1272,6 +1280,8 @@ static int rs_switch_to_siso(struct iwl_priv *priv,
 	u16 rate_mask;
 	u8 is_green = lq_sta->is_green;
 	s32 rate;
+	struct iwl_station_priv *sta_priv = (void *)sta->drv_priv;
+	struct iwl_rxon_context *ctx = sta_priv->common.ctx;
 
 	if (!conf_is_ht(conf) || !sta->ht_cap.ht_supported)
 		return -1;
@@ -1284,7 +1294,7 @@ static int rs_switch_to_siso(struct iwl_priv *priv,
 	tbl->max_search = IWL_MAX_SEARCH;
 	rate_mask = lq_sta->active_siso_rate;
 
-	if (iwl_is_ht40_tx_allowed(priv, &sta->ht_cap))
+	if (iwl_is_ht40_tx_allowed(priv, ctx, &sta->ht_cap))
 		tbl->is_ht40 = 1;
 	else
 		tbl->is_ht40 = 0;
@@ -2086,6 +2096,7 @@ static void rs_stay_in_table(struct iwl_lq_sta *lq_sta, bool force_search)
  * return rate_n_flags as used in the table
  */
 static u32 rs_update_rate_tbl(struct iwl_priv *priv,
+			      struct iwl_rxon_context *ctx,
 				struct iwl_lq_sta *lq_sta,
 				struct iwl_scale_tbl_info *tbl,
 				int index, u8 is_green)
@@ -2095,7 +2106,7 @@ static u32 rs_update_rate_tbl(struct iwl_priv *priv,
 	/* Update uCode's rate table. */
 	rate = rate_n_flags_from_tbl(priv, tbl, index, is_green);
 	rs_fill_link_cmd(priv, lq_sta, rate);
-	iwl_send_lq_cmd(priv, &lq_sta->lq, CMD_ASYNC, false);
+	iwl_send_lq_cmd(priv, ctx, &lq_sta->lq, CMD_ASYNC, false);
 
 	return rate;
 }
@@ -2134,6 +2145,8 @@ static void rs_rate_scale_perform(struct iwl_priv *priv,
 	s32 sr;
 	u8 tid = MAX_TID_COUNT;
 	struct iwl_tid_data *tid_data;
+	struct iwl_station_priv *sta_priv = (void *)sta->drv_priv;
+	struct iwl_rxon_context *ctx = sta_priv->common.ctx;
 
 	IWL_DEBUG_RATE(priv, "rate scale calculate new rate for skb\n");
 
@@ -2172,7 +2185,7 @@ static void rs_rate_scale_perform(struct iwl_priv *priv,
 	if (is_legacy(tbl->lq_type))
 		lq_sta->is_green = 0;
 	else
-		lq_sta->is_green = rs_use_green(sta, &priv->current_ht_config);
+		lq_sta->is_green = rs_use_green(sta);
 	is_green = lq_sta->is_green;
 
 	/* current tx rate */
@@ -2211,7 +2224,7 @@ static void rs_rate_scale_perform(struct iwl_priv *priv,
 			tbl = &(lq_sta->lq_info[lq_sta->active_tbl]);
 			/* get "active" rate info */
 			index = iwl_hwrate_to_plcp_idx(tbl->current_rate);
-			rate = rs_update_rate_tbl(priv, lq_sta,
+			rate = rs_update_rate_tbl(priv, ctx, lq_sta,
 						  tbl, index, is_green);
 		}
 		return;
@@ -2453,7 +2466,7 @@ static void rs_rate_scale_perform(struct iwl_priv *priv,
 lq_update:
 	/* Replace uCode's rate table for the destination station. */
 	if (update_lq)
-		rate = rs_update_rate_tbl(priv, lq_sta,
+		rate = rs_update_rate_tbl(priv, ctx, lq_sta,
 					  tbl, index, is_green);
 
 	if (iwl_tx_ant_restriction(priv) == IWL_ANT_OK_MULTI) {
@@ -2495,7 +2508,7 @@ lq_update:
 			IWL_DEBUG_RATE(priv, "Switch current  mcs: %X index: %d\n",
 				     tbl->current_rate, index);
 			rs_fill_link_cmd(priv, lq_sta, tbl->current_rate);
-			iwl_send_lq_cmd(priv, &lq_sta->lq, CMD_ASYNC, false);
+			iwl_send_lq_cmd(priv, ctx, &lq_sta->lq, CMD_ASYNC, false);
 		} else
 			done_search = 1;
 	}
@@ -2565,12 +2578,17 @@ static void rs_initialize_lq(struct iwl_priv *priv,
 	int rate_idx;
 	int i;
 	u32 rate;
-	u8 use_green = rs_use_green(sta, &priv->current_ht_config);
+	u8 use_green = rs_use_green(sta);
 	u8 active_tbl = 0;
 	u8 valid_tx_ant;
+	struct iwl_station_priv *sta_priv;
+	struct iwl_rxon_context *ctx;
 
 	if (!sta || !lq_sta)
-		goto out;
+		return;
+
+	sta_priv = (void *)sta->drv_priv;
+	ctx = sta_priv->common.ctx;
 
 	i = lq_sta->last_txrate_idx;
 
@@ -2602,9 +2620,7 @@ static void rs_initialize_lq(struct iwl_priv *priv,
 	rs_set_expected_tpt_table(lq_sta, tbl);
 	rs_fill_link_cmd(NULL, lq_sta, rate);
 	priv->stations[lq_sta->lq.sta_id].lq = &lq_sta->lq;
-	iwl_send_lq_cmd(priv, &lq_sta->lq, CMD_SYNC, true);
- out:
-	return;
+	iwl_send_lq_cmd(priv, ctx, &lq_sta->lq, CMD_SYNC, true);
 }
 
 static void rs_get_rate(void *priv_r, struct ieee80211_sta *sta, void *priv_sta,
@@ -2732,7 +2748,7 @@ void iwl_rs_rate_init(struct iwl_priv *priv, struct ieee80211_sta *sta, u8 sta_i
 	lq_sta->is_dup = 0;
 	lq_sta->max_rate_idx = -1;
 	lq_sta->missed_rate_counter = IWL_MISSED_RATE_MAX;
-	lq_sta->is_green = rs_use_green(sta, &priv->current_ht_config);
+	lq_sta->is_green = rs_use_green(sta);
 	lq_sta->active_legacy_rate = priv->active_rate & ~(0x1000);
 	lq_sta->band = priv->band;
 	/*
@@ -2992,6 +3008,9 @@ static ssize_t rs_sta_dbgfs_scale_table_write(struct file *file,
 	char buf[64];
 	int buf_size;
 	u32 parsed_rate;
+	struct iwl_station_priv *sta_priv =
+		container_of(lq_sta, struct iwl_station_priv, lq_sta);
+	struct iwl_rxon_context *ctx = sta_priv->common.ctx;
 
 	priv = lq_sta->drv;
 	memset(buf, 0, sizeof(buf));
@@ -3014,7 +3033,8 @@ static ssize_t rs_sta_dbgfs_scale_table_write(struct file *file,
 
 	if (lq_sta->dbg_fixed_rate) {
 		rs_fill_link_cmd(NULL, lq_sta, lq_sta->dbg_fixed_rate);
-		iwl_send_lq_cmd(lq_sta->drv, &lq_sta->lq, CMD_ASYNC, false);
+		iwl_send_lq_cmd(lq_sta->drv, ctx, &lq_sta->lq, CMD_ASYNC,
+				false);
 	}
 
 	return count;

drivers/net/wireless/iwlwifi/iwl-agn-tt.c

@@ -416,18 +416,26 @@ static void iwl_advance_tt_handler(struct iwl_priv *priv, s32 temp, bool force)
 	/* stop ct_kill_waiting_tm timer */
 	del_timer_sync(&priv->thermal_throttle.ct_kill_waiting_tm);
 	if (changed) {
-		struct iwl_rxon_cmd *rxon = &priv->staging_rxon;
-
 		if (tt->state >= IWL_TI_1) {
 			/* force PI = IWL_POWER_INDEX_5 in the case of TI > 0 */
 			tt->tt_power_mode = IWL_POWER_INDEX_5;
-			if (!iwl_ht_enabled(priv))
-				/* disable HT */
-				rxon->flags &= ~(RXON_FLG_CHANNEL_MODE_MSK |
-					RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK |
-					RXON_FLG_HT40_PROT_MSK |
-					RXON_FLG_HT_PROT_MSK);
-			else {
+
+			if (!iwl_ht_enabled(priv)) {
+				struct iwl_rxon_context *ctx;
+
+				for_each_context(priv, ctx) {
+					struct iwl_rxon_cmd *rxon;
+
+					rxon = &ctx->staging;
+
+					/* disable HT */
+					rxon->flags &= ~(
+						RXON_FLG_CHANNEL_MODE_MSK |
+						RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK |
+						RXON_FLG_HT40_PROT_MSK |
+						RXON_FLG_HT_PROT_MSK);
+				}
+			} else {
 				/* check HT capability and set
 				 * according to the system HT capability
 				 * in case get disabled before */

drivers/net/wireless/iwlwifi/iwl-agn-tx.c

@@ -71,18 +71,6 @@ static const u8 tid_to_ac[] = {
 	2, 3, 3, 2, 1, 1, 0, 0
 };
 
-static const u8 ac_to_fifo[] = {
-	IWL_TX_FIFO_VO,
-	IWL_TX_FIFO_VI,
-	IWL_TX_FIFO_BE,
-	IWL_TX_FIFO_BK,
-};
-
-static inline int get_fifo_from_ac(u8 ac)
-{
-	return ac_to_fifo[ac];
-}
-
 static inline int get_ac_from_tid(u16 tid)
 {
 	if (likely(tid < ARRAY_SIZE(tid_to_ac)))
@@ -92,10 +80,10 @@ static inline int get_ac_from_tid(u16 tid)
 	return -EINVAL;
 }
 
-static inline int get_fifo_from_tid(u16 tid)
+static inline int get_fifo_from_tid(struct iwl_rxon_context *ctx, u16 tid)
 {
 	if (likely(tid < ARRAY_SIZE(tid_to_ac)))
-		return get_fifo_from_ac(tid_to_ac[tid]);
+		return ctx->ac_to_fifo[tid_to_ac[tid]];
 
 	/* no support for TIDs 8-15 yet */
 	return -EINVAL;
@@ -118,7 +106,7 @@ void iwlagn_txq_update_byte_cnt_tbl(struct iwl_priv *priv,
 
 	WARN_ON(len > 0xFFF || write_ptr >= TFD_QUEUE_SIZE_MAX);
 
-	if (txq_id != IWL_CMD_QUEUE_NUM) {
+	if (txq_id != priv->cmd_queue) {
 		sta_id = txq->cmd[txq->q.write_ptr]->cmd.tx.sta_id;
 		sec_ctl = txq->cmd[txq->q.write_ptr]->cmd.tx.sec_ctl;
 
@@ -155,7 +143,7 @@ void iwlagn_txq_inval_byte_cnt_tbl(struct iwl_priv *priv,
 
 	WARN_ON(read_ptr >= TFD_QUEUE_SIZE_MAX);
 
-	if (txq_id != IWL_CMD_QUEUE_NUM)
+	if (txq_id != priv->cmd_queue)
 		sta_id = txq->cmd[read_ptr]->cmd.tx.sta_id;
 
 	bc_ent = cpu_to_le16(1 | (sta_id << 12));
@@ -333,11 +321,6 @@ void iwlagn_txq_set_sched(struct iwl_priv *priv, u32 mask)
 	iwl_write_prph(priv, IWLAGN_SCD_TXFACT, mask);
 }
 
-static inline int get_queue_from_ac(u16 ac)
-{
-	return ac;
-}
-
 /*
  * handle build REPLY_TX command notification.
  */
@@ -531,6 +514,7 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
 	struct iwl_device_cmd *out_cmd;
 	struct iwl_cmd_meta *out_meta;
 	struct iwl_tx_cmd *tx_cmd;
+	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
 	int swq_id, txq_id;
 	dma_addr_t phys_addr;
 	dma_addr_t txcmd_phys;
@@ -545,6 +529,9 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
 	u8 *qc = NULL;
 	unsigned long flags;
 
+	if (info->control.vif)
+		ctx = iwl_rxon_ctx_from_vif(info->control.vif);
+
 	spin_lock_irqsave(&priv->lock, flags);
 	if (iwl_is_rfkill(priv)) {
 		IWL_DEBUG_DROP(priv, "Dropping - RF KILL\n");
@@ -565,7 +552,7 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
 	hdr_len = ieee80211_hdrlen(fc);
 
 	/* Find index into station table for destination station */
-	sta_id = iwl_sta_id_or_broadcast(priv, info->control.sta);
+	sta_id = iwl_sta_id_or_broadcast(priv, ctx, info->control.sta);
 	if (sta_id == IWL_INVALID_STATION) {
 		IWL_DEBUG_DROP(priv, "Dropping - INVALID STATION: %pM\n",
 			       hdr->addr1);
@@ -577,8 +564,7 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
 	if (sta)
 		sta_priv = (void *)sta->drv_priv;
 
-	if (sta_priv && sta_id != priv->hw_params.bcast_sta_id &&
-	    sta_priv->asleep) {
+	if (sta_priv && sta_priv->asleep) {
 		WARN_ON(!(info->flags & IEEE80211_TX_CTL_PSPOLL_RESPONSE));
 		/*
 		 * This sends an asynchronous command to the device,
@@ -592,7 +578,20 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
 		iwl_sta_modify_sleep_tx_count(priv, sta_id, 1);
 	}
 
-	txq_id = get_queue_from_ac(skb_get_queue_mapping(skb));
+	/*
+	 * Send this frame after DTIM -- there's a special queue
+	 * reserved for this for contexts that support AP mode.
+	 */
+	if (info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM) {
+		txq_id = ctx->mcast_queue;
+		/*
+		 * The microcode will clear the more data
+		 * bit in the last frame it transmits.
+		 */
+		hdr->frame_control |=
+			cpu_to_le16(IEEE80211_FCTL_MOREDATA);
+	} else
+		txq_id = ctx->ac_to_queue[skb_get_queue_mapping(skb)];
 
 	/* irqs already disabled/saved above when locking priv->lock */
 	spin_lock(&priv->sta_lock);
@@ -637,6 +636,7 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
 	/* Set up driver data for this TFD */
 	memset(&(txq->txb[q->write_ptr]), 0, sizeof(struct iwl_tx_info));
 	txq->txb[q->write_ptr].skb = skb;
+	txq->txb[q->write_ptr].ctx = ctx;
 
 	/* Set up first empty entry in queue's array of Tx/cmd buffers */
 	out_cmd = txq->cmd[q->write_ptr];
@@ -825,7 +825,7 @@ void iwlagn_hw_txq_ctx_free(struct iwl_priv *priv)
 	/* Tx queues */
 	if (priv->txq) {
 		for (txq_id = 0; txq_id < priv->hw_params.max_txq_num; txq_id++)
-			if (txq_id == IWL_CMD_QUEUE_NUM)
+			if (txq_id == priv->cmd_queue)
 				iwl_cmd_queue_free(priv);
 			else
 				iwl_tx_queue_free(priv, txq_id);
@@ -882,9 +882,9 @@ int iwlagn_txq_ctx_alloc(struct iwl_priv *priv)
 
 	spin_unlock_irqrestore(&priv->lock, flags);
 
-	/* Alloc and init all Tx queues, including the command queue (#4) */
+	/* Alloc and init all Tx queues, including the command queue (#4/#9) */
 	for (txq_id = 0; txq_id < priv->hw_params.max_txq_num; txq_id++) {
-		slots_num = (txq_id == IWL_CMD_QUEUE_NUM) ?
+		slots_num = (txq_id == priv->cmd_queue) ?
 					TFD_CMD_SLOTS : TFD_TX_CMD_SLOTS;
 		ret = iwl_tx_queue_init(priv, &priv->txq[txq_id], slots_num,
 				       txq_id);
@@ -922,7 +922,7 @@ void iwlagn_txq_ctx_reset(struct iwl_priv *priv)
 
 	/* Alloc and init all Tx queues, including the command queue (#4) */
 	for (txq_id = 0; txq_id < priv->hw_params.max_txq_num; txq_id++) {
-		slots_num = txq_id == IWL_CMD_QUEUE_NUM ?
+		slots_num = txq_id == priv->cmd_queue ?
 			    TFD_CMD_SLOTS : TFD_TX_CMD_SLOTS;
 		iwl_tx_queue_reset(priv, &priv->txq[txq_id], slots_num, txq_id);
 	}
@@ -980,7 +980,7 @@ int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif,
 	unsigned long flags;
 	struct iwl_tid_data *tid_data;
 
-	tx_fifo = get_fifo_from_tid(tid);
+	tx_fifo = get_fifo_from_tid(iwl_rxon_ctx_from_vif(vif), tid);
 	if (unlikely(tx_fifo < 0))
 		return tx_fifo;
 
@@ -1041,7 +1041,7 @@ int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
 	int write_ptr, read_ptr;
 	unsigned long flags;
 
-	tx_fifo_id = get_fifo_from_tid(tid);
+	tx_fifo_id = get_fifo_from_tid(iwl_rxon_ctx_from_vif(vif), tid);
 	if (unlikely(tx_fifo_id < 0))
 		return tx_fifo_id;
 
@@ -1116,6 +1116,9 @@ int iwlagn_txq_check_empty(struct iwl_priv *priv,
 	struct iwl_queue *q = &priv->txq[txq_id].q;
 	u8 *addr = priv->stations[sta_id].sta.sta.addr;
 	struct iwl_tid_data *tid_data = &priv->stations[sta_id].tid[tid];
+	struct iwl_rxon_context *ctx;
+
+	ctx = &priv->contexts[priv->stations[sta_id].ctxid];
 
 	lockdep_assert_held(&priv->sta_lock);
 
@@ -1126,12 +1129,12 @@ int iwlagn_txq_check_empty(struct iwl_priv *priv,
 		if ((txq_id  == tid_data->agg.txq_id) &&
 		    (q->read_ptr == q->write_ptr)) {
 			u16 ssn = SEQ_TO_SN(tid_data->seq_number);
-			int tx_fifo = get_fifo_from_tid(tid);
+			int tx_fifo = get_fifo_from_tid(ctx, tid);
 			IWL_DEBUG_HT(priv, "HW queue empty: continue DELBA flow\n");
 			priv->cfg->ops->lib->txq_agg_disable(priv, txq_id,
 							     ssn, tx_fifo);
 			tid_data->agg.state = IWL_AGG_OFF;
-			ieee80211_stop_tx_ba_cb_irqsafe(priv->vif, addr, tid);
+			ieee80211_stop_tx_ba_cb_irqsafe(ctx->vif, addr, tid);
 		}
 		break;
 	case IWL_EMPTYING_HW_QUEUE_ADDBA:
@@ -1139,7 +1142,7 @@ int iwlagn_txq_check_empty(struct iwl_priv *priv,
 		if (tid_data->tfds_in_queue == 0) {
 			IWL_DEBUG_HT(priv, "HW queue empty: continue ADDBA flow\n");
 			tid_data->agg.state = IWL_AGG_ON;
-			ieee80211_start_tx_ba_cb_irqsafe(priv->vif, addr, tid);
+			ieee80211_start_tx_ba_cb_irqsafe(ctx->vif, addr, tid);
 		}
 		break;
 	}
@@ -1147,14 +1150,14 @@ int iwlagn_txq_check_empty(struct iwl_priv *priv,
 	return 0;
 }
 
-static void iwlagn_tx_status(struct iwl_priv *priv, struct sk_buff *skb)
+static void iwlagn_tx_status(struct iwl_priv *priv, struct iwl_tx_info *tx_info)
 {
-	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) tx_info->skb->data;
 	struct ieee80211_sta *sta;
 	struct iwl_station_priv *sta_priv;
 
 	rcu_read_lock();
-	sta = ieee80211_find_sta(priv->vif, hdr->addr1);
+	sta = ieee80211_find_sta(tx_info->ctx->vif, hdr->addr1);
 	if (sta) {
 		sta_priv = (void *)sta->drv_priv;
 		/* avoid atomic ops if this isn't a client */
@@ -1164,7 +1167,7 @@ static void iwlagn_tx_status(struct iwl_priv *priv, struct sk_buff *skb)
 	}
 	rcu_read_unlock();
 
-	ieee80211_tx_status_irqsafe(priv->hw, skb);
+	ieee80211_tx_status_irqsafe(priv->hw, tx_info->skb);
 }
 
 int iwlagn_tx_queue_reclaim(struct iwl_priv *priv, int txq_id, int index)
@@ -1187,7 +1190,7 @@ int iwlagn_tx_queue_reclaim(struct iwl_priv *priv, int txq_id, int index)
 	     q->read_ptr = iwl_queue_inc_wrap(q->read_ptr, q->n_bd)) {
 
 		tx_info = &txq->txb[txq->q.read_ptr];
-		iwlagn_tx_status(priv, tx_info->skb);
+		iwlagn_tx_status(priv, tx_info);
 
 		hdr = (struct ieee80211_hdr *)tx_info->skb->data;
 		if (hdr && ieee80211_is_data_qos(hdr->frame_control))

drivers/net/wireless/iwlwifi/iwl-agn-ucode.c

@@ -52,6 +52,19 @@ static const s8 iwlagn_default_queue_to_tx_fifo[] = {
 	IWL_TX_FIFO_UNUSED,
 };
 
+static const s8 iwlagn_ipan_queue_to_tx_fifo[] = {
+	IWL_TX_FIFO_VO,
+	IWL_TX_FIFO_VI,
+	IWL_TX_FIFO_BE,
+	IWL_TX_FIFO_BK,
+	IWL_TX_FIFO_BK_IPAN,
+	IWL_TX_FIFO_BE_IPAN,
+	IWL_TX_FIFO_VI_IPAN,
+	IWL_TX_FIFO_VO_IPAN,
+	IWL_TX_FIFO_BE_IPAN,
+	IWLAGN_CMD_FIFO_NUM,
+};
+
 static struct iwl_wimax_coex_event_entry cu_priorities[COEX_NUM_OF_EVENTS] = {
 	{COEX_CU_UNASSOC_IDLE_RP, COEX_CU_UNASSOC_IDLE_WP,
 	 0, COEX_UNASSOC_IDLE_FLAGS},
@@ -376,6 +389,7 @@ static void iwlagn_send_bt_env(struct iwl_priv *priv, u8 action, u8 type)
 
 int iwlagn_alive_notify(struct iwl_priv *priv)
 {
+	const s8 *queues;
 	u32 a;
 	unsigned long flags;
 	int i, chan;
@@ -410,7 +424,7 @@ int iwlagn_alive_notify(struct iwl_priv *priv)
 			   reg_val | FH_TX_CHICKEN_BITS_SCD_AUTO_RETRY_EN);
 
 	iwl_write_prph(priv, IWLAGN_SCD_QUEUECHAIN_SEL,
-		IWLAGN_SCD_QUEUECHAIN_SEL_ALL(priv->hw_params.max_txq_num));
+		IWLAGN_SCD_QUEUECHAIN_SEL_ALL(priv));
 	iwl_write_prph(priv, IWLAGN_SCD_AGGR_SEL, 0);
 
 	/* initiate the queues */
@@ -436,7 +450,13 @@ int iwlagn_alive_notify(struct iwl_priv *priv)
 	/* Activate all Tx DMA/FIFO channels */
 	priv->cfg->ops->lib->txq_set_sched(priv, IWL_MASK(0, 7));
 
-	iwlagn_set_wr_ptrs(priv, IWL_CMD_QUEUE_NUM, 0);
+	/* map queues to FIFOs */
+	if (priv->valid_contexts != BIT(IWL_RXON_CTX_BSS))
+		queues = iwlagn_ipan_queue_to_tx_fifo;
+	else
+		queues = iwlagn_default_queue_to_tx_fifo;
+
+	iwlagn_set_wr_ptrs(priv, priv->cmd_queue, 0);
 
 	/* make sure all queue are not stopped */
 	memset(&priv->queue_stopped[0], 0, sizeof(priv->queue_stopped));
@@ -445,11 +465,12 @@ int iwlagn_alive_notify(struct iwl_priv *priv)
 
 	/* reset to 0 to enable all the queue first */
 	priv->txq_ctx_active_msk = 0;
-	/* map qos queues to fifos one-to-one */
+
 	BUILD_BUG_ON(ARRAY_SIZE(iwlagn_default_queue_to_tx_fifo) != 10);
+	BUILD_BUG_ON(ARRAY_SIZE(iwlagn_ipan_queue_to_tx_fifo) != 10);
 
-	for (i = 0; i < ARRAY_SIZE(iwlagn_default_queue_to_tx_fifo); i++) {
-		int ac = iwlagn_default_queue_to_tx_fifo[i];
+	for (i = 0; i < 10; i++) {
+		int ac = queues[i];
 
 		iwl_txq_ctx_activate(priv, i);
 

drivers/net/wireless/iwlwifi/iwl-agn.c

@@ -98,21 +98,22 @@ static bool iwlagn_bt_ch_announce = 1;
  * 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;
@@ -123,7 +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);
@@ -132,15 +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;
 	}
 
@@ -148,13 +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 */
@@ -163,9 +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;
@@ -177,27 +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, !priv->cfg->mod_params->sw_crypto);
+	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;
+		}
+	}
+
+	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;
@@ -209,15 +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);
 
@@ -234,10 +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)
@@ -341,6 +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));
@@ -353,7 +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;
@@ -363,7 +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);
@@ -596,23 +627,38 @@ 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)
@@ -633,6 +679,7 @@ 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;
@@ -649,9 +696,13 @@ static void iwl_bg_bt_full_concurrency(struct work_struct *work)
 	 * LQ & RXON updated cmds must be sent before BT Config cmd
 	 * to avoid 3-wire collisions
 	 */
-	if (priv->cfg->ops->hcmd->set_rxon_chain)
-		priv->cfg->ops->hcmd->set_rxon_chain(priv);
-	iwlcore_commit_rxon(priv);
+	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);
 }
@@ -825,8 +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);
 }
 
@@ -1697,6 +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);
@@ -1934,6 +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;
@@ -2209,6 +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) */
@@ -2710,6 +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");
 
@@ -2758,18 +2821,20 @@ 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);
 	}
 
 	if (!priv->cfg->advanced_bt_coexist) {
@@ -2780,7 +2845,7 @@ static void iwl_alive_start(struct iwl_priv *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);
@@ -2818,8 +2883,8 @@ static void __iwl_down(struct iwl_priv *priv)
 	if (priv->cfg->ops->lib->recover_from_tx_stall)
 		del_timer_sync(&priv->monitor_recover);
 
-	iwl_clear_ucode_stations(priv);
-	iwl_dealloc_bcast_station(priv);
+	iwl_clear_ucode_stations(priv, NULL);
+	iwl_dealloc_bcast_stations(priv);
 	iwl_clear_driver_stations(priv);
 
 	/* reset BT coex data */
@@ -2961,6 +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;
 
@@ -2974,9 +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);
 
@@ -3001,6 +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");
@@ -3131,13 +3207,15 @@ 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;
 
 		/*
@@ -3195,12 +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;
@@ -3213,42 +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:
@@ -3291,11 +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)
@@ -3309,9 +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;
@@ -3439,22 +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 */
@@ -3462,28 +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);
 
@@ -3500,9 +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");
@@ -3514,6 +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;
@@ -3525,7 +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;
 
@@ -3542,7 +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);
@@ -3551,17 +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;
@@ -3630,8 +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:
@@ -3646,8 +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;
@@ -3693,6 +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;
@@ -3708,8 +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);
@@ -3737,6 +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;
 
@@ -3749,7 +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 */
@@ -3760,7 +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);
@@ -3773,31 +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);
@@ -3814,7 +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");
 }
 
@@ -3825,6 +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))		\
@@ -3844,10 +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);
 
@@ -4018,7 +4125,8 @@ 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);
 
@@ -4116,9 +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);
@@ -4146,6 +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");

drivers/net/wireless/iwlwifi/iwl-agn.h

@@ -224,7 +224,8 @@ int iwlagn_manage_ibss_station(struct iwl_priv *priv,
 			       struct ieee80211_vif *vif, bool add);
 
 /* hcmd */
-int iwlagn_send_rxon_assoc(struct iwl_priv *priv);
+int iwlagn_send_rxon_assoc(struct iwl_priv *priv,
+			   struct iwl_rxon_context *ctx);
 int iwlagn_send_tx_ant_config(struct iwl_priv *priv, u8 valid_tx_ant);
 
 /* bt coex */

drivers/net/wireless/iwlwifi/iwl-commands.h

@@ -180,6 +180,16 @@ enum {
 	REPLY_BT_COEX_PROFILE_NOTIF = 0xce,
 	REPLY_BT_COEX_SCO = 0xcf,
 
+	/* PAN commands */
+	REPLY_WIPAN_PARAMS = 0xb2,
+	REPLY_WIPAN_RXON = 0xb3,	/* use REPLY_RXON structure */
+	REPLY_WIPAN_RXON_TIMING = 0xb4,	/* use REPLY_RXON_TIMING structure */
+	REPLY_WIPAN_RXON_ASSOC = 0xb6,	/* use REPLY_RXON_ASSOC structure */
+	REPLY_WIPAN_QOS_PARAM = 0xb7,	/* use REPLY_QOS_PARAM structure */
+	REPLY_WIPAN_WEPKEY = 0xb8,	/* use REPLY_WEPKEY structure */
+	REPLY_WIPAN_P2P_CHANNEL_SWITCH = 0xb9,
+	REPLY_WIPAN_NOA_NOTIFICATION = 0xbc,
+
 	REPLY_MAX = 0xff
 };
 
@@ -607,6 +617,9 @@ enum {
 	RXON_DEV_TYPE_ESS = 3,
 	RXON_DEV_TYPE_IBSS = 4,
 	RXON_DEV_TYPE_SNIFFER = 6,
+	RXON_DEV_TYPE_CP = 7,
+	RXON_DEV_TYPE_2STA = 8,
+	RXON_DEV_TYPE_P2P = 9,
 };
 
 
@@ -823,7 +836,8 @@ struct iwl_rxon_time_cmd {
 	__le16 atim_window;
 	__le32 beacon_init_val;
 	__le16 listen_interval;
-	__le16 reserved;
+	u8 dtim_period;
+	u8 delta_cp_bss_tbtts;
 } __packed;
 
 /*
@@ -960,11 +974,13 @@ struct iwl_qosparam_cmd {
 
 /* Special, dedicated locations within device's station table */
 #define	IWL_AP_ID		0
+#define	IWL_AP_ID_PAN		1
 #define	IWL_STA_ID		2
 #define	IWL3945_BROADCAST_ID	24
 #define IWL3945_STATION_COUNT	25
 #define IWL4965_BROADCAST_ID	31
 #define	IWL4965_STATION_COUNT	32
+#define IWLAGN_PAN_BCAST_ID	14
 #define IWLAGN_BROADCAST_ID	15
 #define	IWLAGN_STATION_COUNT	16
 
@@ -973,6 +989,7 @@ struct iwl_qosparam_cmd {
 
 #define STA_FLG_TX_RATE_MSK		cpu_to_le32(1 << 2)
 #define STA_FLG_PWR_SAVE_MSK		cpu_to_le32(1 << 8)
+#define STA_FLG_PAN_STATION		cpu_to_le32(1 << 13)
 #define STA_FLG_RTS_MIMO_PROT_MSK	cpu_to_le32(1 << 17)
 #define STA_FLG_AGG_MPDU_8US_MSK	cpu_to_le32(1 << 18)
 #define STA_FLG_MAX_AGG_SIZE_POS	(19)
@@ -1001,6 +1018,7 @@ struct iwl_qosparam_cmd {
 #define STA_KEY_FLG_KEY_SIZE_MSK     cpu_to_le16(0x1000)
 #define STA_KEY_MULTICAST_MSK        cpu_to_le16(0x4000)
 #define STA_KEY_MAX_NUM		8
+#define STA_KEY_MAX_NUM_PAN	16
 
 /* Flags indicate whether to modify vs. don't change various station params */
 #define	STA_MODIFY_KEY_MASK		0x01
@@ -4308,4 +4326,94 @@ struct iwl_rx_packet {
 
 int iwl_agn_check_rxon_cmd(struct iwl_priv *priv);
 
+/*
+ * REPLY_WIPAN_PARAMS = 0xb2 (Commands and Notification)
+ */
+
+/**
+ * struct iwl_wipan_slot
+ * @width: Time in TU
+ * @type:
+ *   0 - BSS
+ *   1 - PAN
+ */
+struct iwl_wipan_slot {
+	__le16 width;
+	u8 type;
+	u8 reserved;
+} __packed;
+
+#define IWL_WIPAN_PARAMS_FLG_LEAVE_CHANNEL_CTS		BIT(1)	/* reserved */
+#define IWL_WIPAN_PARAMS_FLG_LEAVE_CHANNEL_QUIET	BIT(2)	/* reserved */
+#define IWL_WIPAN_PARAMS_FLG_SLOTTED_MODE		BIT(3)	/* reserved */
+#define IWL_WIPAN_PARAMS_FLG_FILTER_BEACON_NOTIF	BIT(4)
+#define IWL_WIPAN_PARAMS_FLG_FULL_SLOTTED_MODE		BIT(5)
+
+/**
+ * struct iwl_wipan_params_cmd
+ * @flags:
+ *   bit0: reserved
+ *   bit1: CP leave channel with CTS
+ *   bit2: CP leave channel qith Quiet
+ *   bit3: slotted mode
+ *     1 - work in slotted mode
+ *     0 - work in non slotted mode
+ *   bit4: filter beacon notification
+ *   bit5: full tx slotted mode. if this flag is set,
+ *         uCode will perform leaving channel methods in context switch
+ *         also when working in same channel mode
+ * @num_slots: 1 - 10
+ */
+struct iwl_wipan_params_cmd {
+	__le16 flags;
+	u8 reserved;
+	u8 num_slots;
+	struct iwl_wipan_slot slots[10];
+} __packed;
+
+/*
+ * REPLY_WIPAN_P2P_CHANNEL_SWITCH = 0xb9
+ *
+ * TODO: Figure out what this is used for,
+ *	 it can only switch between 2.4 GHz
+ *	 channels!!
+ */
+
+struct iwl_wipan_p2p_channel_switch_cmd {
+	__le16 channel;
+	__le16 reserved;
+};
+
+/*
+ * REPLY_WIPAN_NOA_NOTIFICATION = 0xbc
+ *
+ * This is used by the device to notify us of the
+ * NoA schedule it determined so we can forward it
+ * to userspace for inclusion in probe responses.
+ *
+ * In beacons, the NoA schedule is simply appended
+ * to the frame we give the device.
+ */
+
+struct iwl_wipan_noa_descriptor {
+	u8 count;
+	__le32 duration;
+	__le32 interval;
+	__le32 starttime;
+} __packed;
+
+struct iwl_wipan_noa_attribute {
+	u8 id;
+	__le16 length;
+	u8 index;
+	u8 ct_window;
+	struct iwl_wipan_noa_descriptor descr0, descr1;
+	u8 reserved;
+} __packed;
+
+struct iwl_wipan_noa_notification {
+	u32 noa_active;
+	struct iwl_wipan_noa_attribute noa_attribute;
+} __packed;
+
 #endif				/* __iwl_commands_h__ */

drivers/net/wireless/iwlwifi/iwl-core.h

@@ -88,11 +88,13 @@ struct iwl_cmd;
 #define IWL_CMD(x) case x: return #x
 
 struct iwl_hcmd_ops {
-	int (*rxon_assoc)(struct iwl_priv *priv);
-	int (*commit_rxon)(struct iwl_priv *priv);
-	void (*set_rxon_chain)(struct iwl_priv *priv);
+	int (*rxon_assoc)(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
+	int (*commit_rxon)(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
+	void (*set_rxon_chain)(struct iwl_priv *priv,
+			       struct iwl_rxon_context *ctx);
 	int (*set_tx_ant)(struct iwl_priv *priv, u8 valid_tx_ant);
 	void (*send_bt_config)(struct iwl_priv *priv);
+	int (*set_pan_params)(struct iwl_priv *priv);
 };
 
 struct iwl_hcmd_utils_ops {
@@ -205,7 +207,7 @@ struct iwl_lib_ops {
 	/* station management */
 	int (*manage_ibss_station)(struct iwl_priv *priv,
 				   struct ieee80211_vif *vif, bool add);
-	int (*update_bcast_station)(struct iwl_priv *priv);
+	int (*update_bcast_stations)(struct iwl_priv *priv);
 	/* recover from tx queue stall */
 	void (*recover_from_tx_stall)(unsigned long data);
 	/* check for plcp health */
@@ -374,21 +376,25 @@ void iwl_activate_qos(struct iwl_priv *priv);
 int iwl_mac_conf_tx(struct ieee80211_hw *hw, u16 queue,
 		    const struct ieee80211_tx_queue_params *params);
 int iwl_mac_tx_last_beacon(struct ieee80211_hw *hw);
-void iwl_set_rxon_hwcrypto(struct iwl_priv *priv, int hw_decrypt);
-int iwl_check_rxon_cmd(struct iwl_priv *priv);
-int iwl_full_rxon_required(struct iwl_priv *priv);
-void iwl_set_rxon_chain(struct iwl_priv *priv);
-int iwl_set_rxon_channel(struct iwl_priv *priv, struct ieee80211_channel *ch);
+void iwl_set_rxon_hwcrypto(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
+			   int hw_decrypt);
+int iwl_check_rxon_cmd(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
+int iwl_full_rxon_required(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
+void iwl_set_rxon_chain(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
+int iwl_set_rxon_channel(struct iwl_priv *priv, struct ieee80211_channel *ch,
+			 struct iwl_rxon_context *ctx);
 void iwl_set_flags_for_band(struct iwl_priv *priv,
+			    struct iwl_rxon_context *ctx,
 			    enum ieee80211_band band,
 			    struct ieee80211_vif *vif);
 u8 iwl_get_single_channel_number(struct iwl_priv *priv,
 				  enum ieee80211_band band);
 void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_config *ht_conf);
-u8 iwl_is_ht40_tx_allowed(struct iwl_priv *priv,
-			 struct ieee80211_sta_ht_cap *sta_ht_inf);
+bool iwl_is_ht40_tx_allowed(struct iwl_priv *priv,
+			    struct iwl_rxon_context *ctx,
+			    struct ieee80211_sta_ht_cap *ht_cap);
 void iwl_connection_init_rx_config(struct iwl_priv *priv,
-				   struct ieee80211_vif *vif);
+				   struct iwl_rxon_context *ctx);
 void iwl_set_rate(struct iwl_priv *priv);
 int iwl_set_decrypted_flag(struct iwl_priv *priv,
 			   struct ieee80211_hdr *hdr,
@@ -400,7 +406,7 @@ void iwl_bss_info_changed(struct ieee80211_hw *hw,
 				     struct ieee80211_vif *vif,
 				     struct ieee80211_bss_conf *bss_conf,
 				     u32 changes);
-int iwl_commit_rxon(struct iwl_priv *priv);
+int iwl_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
 int iwl_mac_add_interface(struct ieee80211_hw *hw,
 			  struct ieee80211_vif *vif);
 void iwl_mac_remove_interface(struct ieee80211_hw *hw,
@@ -518,7 +524,8 @@ int iwl_set_tx_power(struct iwl_priv *priv, s8 tx_power, bool force);
 
 int iwl_hwrate_to_plcp_idx(u32 rate_n_flags);
 
-u8 iwl_rate_get_lowest_plcp(struct iwl_priv *priv);
+u8 iwl_rate_get_lowest_plcp(struct iwl_priv *priv,
+			    struct iwl_rxon_context *ctx);
 
 u8 iwl_toggle_tx_ant(struct iwl_priv *priv, u8 ant_idx, u8 valid);
 
@@ -632,9 +639,11 @@ int iwl_dump_nic_event_log(struct iwl_priv *priv,
 void iwl_dump_csr(struct iwl_priv *priv);
 int iwl_dump_fh(struct iwl_priv *priv, char **buf, bool display);
 #ifdef CONFIG_IWLWIFI_DEBUG
-void iwl_print_rx_config_cmd(struct iwl_priv *priv);
+void iwl_print_rx_config_cmd(struct iwl_priv *priv,
+			     struct iwl_rxon_context *ctx);
 #else
-static inline void iwl_print_rx_config_cmd(struct iwl_priv *priv)
+static inline void iwl_print_rx_config_cmd(struct iwl_priv *priv,
+					   struct iwl_rxon_context *ctx)
 {
 }
 #endif
@@ -714,19 +723,21 @@ static inline int iwl_is_ready_rf(struct iwl_priv *priv)
 extern void iwl_send_bt_config(struct iwl_priv *priv);
 extern int iwl_send_statistics_request(struct iwl_priv *priv,
 				       u8 flags, bool clear);
-extern int iwl_send_lq_cmd(struct iwl_priv *priv,
+extern int iwl_send_lq_cmd(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
 		struct iwl_link_quality_cmd *lq, u8 flags, bool init);
 void iwl_apm_stop(struct iwl_priv *priv);
 int iwl_apm_init(struct iwl_priv *priv);
 
-int iwl_send_rxon_timing(struct iwl_priv *priv, struct ieee80211_vif *vif);
-static inline int iwl_send_rxon_assoc(struct iwl_priv *priv)
+int iwl_send_rxon_timing(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
+static inline int iwl_send_rxon_assoc(struct iwl_priv *priv,
+				      struct iwl_rxon_context *ctx)
 {
-	return priv->cfg->ops->hcmd->rxon_assoc(priv);
+	return priv->cfg->ops->hcmd->rxon_assoc(priv, ctx);
 }
-static inline int iwlcore_commit_rxon(struct iwl_priv *priv)
+static inline int iwlcore_commit_rxon(struct iwl_priv *priv,
+				      struct iwl_rxon_context *ctx)
 {
-	return priv->cfg->ops->hcmd->commit_rxon(priv);
+	return priv->cfg->ops->hcmd->commit_rxon(priv, ctx);
 }
 static inline void iwlcore_config_ap(struct iwl_priv *priv,
 				     struct ieee80211_vif *vif)

drivers/net/wireless/iwlwifi/iwl-debugfs.c

@@ -643,19 +643,25 @@ static ssize_t iwl_dbgfs_qos_read(struct file *file, char __user *user_buf,
 				       size_t count, loff_t *ppos)
 {
 	struct iwl_priv *priv = file->private_data;
+	struct iwl_rxon_context *ctx;
 	int pos = 0, i;
-	char buf[256];
+	char buf[256 * NUM_IWL_RXON_CTX];
 	const size_t bufsz = sizeof(buf);
 
-	for (i = 0; i < AC_NUM; i++) {
-		pos += scnprintf(buf + pos, bufsz - pos,
-			"\tcw_min\tcw_max\taifsn\ttxop\n");
-		pos += scnprintf(buf + pos, bufsz - pos,
+	for_each_context(priv, ctx) {
+		pos += scnprintf(buf + pos, bufsz - pos, "context %d:\n",
+				 ctx->ctxid);
+		for (i = 0; i < AC_NUM; i++) {
+			pos += scnprintf(buf + pos, bufsz - pos,
+				"\tcw_min\tcw_max\taifsn\ttxop\n");
+			pos += scnprintf(buf + pos, bufsz - pos,
 				"AC[%d]\t%u\t%u\t%u\t%u\n", i,
-				priv->qos_data.def_qos_parm.ac[i].cw_min,
-				priv->qos_data.def_qos_parm.ac[i].cw_max,
-				priv->qos_data.def_qos_parm.ac[i].aifsn,
-				priv->qos_data.def_qos_parm.ac[i].edca_txop);
+				ctx->qos_data.def_qos_parm.ac[i].cw_min,
+				ctx->qos_data.def_qos_parm.ac[i].cw_max,
+				ctx->qos_data.def_qos_parm.ac[i].aifsn,
+				ctx->qos_data.def_qos_parm.ac[i].edca_txop);
+		}
+		pos += scnprintf(buf + pos, bufsz - pos, "\n");
 	}
 	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
 }
@@ -730,7 +736,7 @@ static ssize_t iwl_dbgfs_disable_ht40_write(struct file *file,
 		return -EFAULT;
 	if (sscanf(buf, "%d", &ht40) != 1)
 		return -EFAULT;
-	if (!iwl_is_associated(priv))
+	if (!iwl_is_any_associated(priv))
 		priv->disable_ht40 = ht40 ? true : false;
 	else {
 		IWL_ERR(priv, "Sta associated with AP - "
@@ -1319,7 +1325,8 @@ static ssize_t iwl_dbgfs_rxon_flags_read(struct file *file,
 	int len = 0;
 	char buf[20];
 
-	len = sprintf(buf, "0x%04X\n", le32_to_cpu(priv->active_rxon.flags));
+	len = sprintf(buf, "0x%04X\n",
+		le32_to_cpu(priv->contexts[IWL_RXON_CTX_BSS].active.flags));
 	return simple_read_from_buffer(user_buf, count, ppos, buf, len);
 }
 
@@ -1332,7 +1339,7 @@ static ssize_t iwl_dbgfs_rxon_filter_flags_read(struct file *file,
 	char buf[20];
 
 	len = sprintf(buf, "0x%04X\n",
-		      le32_to_cpu(priv->active_rxon.filter_flags));
+		le32_to_cpu(priv->contexts[IWL_RXON_CTX_BSS].active.filter_flags));
 	return simple_read_from_buffer(user_buf, count, ppos, buf, len);
 }
 

drivers/net/wireless/iwlwifi/iwl-dev.h

@@ -144,6 +144,7 @@ struct iwl_queue {
 /* One for each TFD */
 struct iwl_tx_info {
 	struct sk_buff *skb;
+	struct iwl_rxon_context *ctx;
 };
 
 /**
@@ -253,10 +254,14 @@ struct iwl_channel_info {
 	struct iwl3945_scan_power_info scan_pwr_info[IWL_NUM_SCAN_RATES];
 };
 
-#define IWL_TX_FIFO_BK		0
+#define IWL_TX_FIFO_BK		0	/* shared */
 #define IWL_TX_FIFO_BE		1
-#define IWL_TX_FIFO_VI		2
+#define IWL_TX_FIFO_VI		2	/* shared */
 #define IWL_TX_FIFO_VO		3
+#define IWL_TX_FIFO_BK_IPAN	IWL_TX_FIFO_BK
+#define IWL_TX_FIFO_BE_IPAN	4
+#define IWL_TX_FIFO_VI_IPAN	IWL_TX_FIFO_VI
+#define IWL_TX_FIFO_VO_IPAN	5
 #define IWL_TX_FIFO_UNUSED	-1
 
 /* Minimum number of queues. MAX_NUM is defined in hw specific files.
@@ -265,11 +270,17 @@ struct iwl_channel_info {
 #define IWL_MIN_NUM_QUEUES	10
 
 /*
- * Queue #4 is the command queue for 3945/4965/5x00/1000/6x00,
- * the driver maps it into the appropriate device FIFO for the
- * uCode.
+ * Command queue depends on iPAN support.
  */
-#define IWL_CMD_QUEUE_NUM	4
+#define IWL_DEFAULT_CMD_QUEUE_NUM	4
+#define IWL_IPAN_CMD_QUEUE_NUM		9
+
+/*
+ * This queue number is required for proper operation
+ * because the ucode will stop/start the scheduler as
+ * required.
+ */
+#define IWL_IPAN_MCAST_QUEUE		8
 
 /* Power management (not Tx power) structures */
 
@@ -459,15 +470,8 @@ union iwl_ht_rate_supp {
 #define CFG_HT_MPDU_DENSITY_MIN     (0x1)
 
 struct iwl_ht_config {
-	/* self configuration data */
-	bool is_ht;
-	bool is_40mhz;
 	bool single_chain_sufficient;
 	enum ieee80211_smps_mode smps; /* current smps mode */
-	/* BSS related data */
-	u8 extension_chan_offset;
-	u8 ht_protection;
-	u8 non_GF_STA_present;
 };
 
 /* QoS structures */
@@ -485,12 +489,13 @@ struct iwl_qos_info {
 struct iwl_station_entry {
 	struct iwl_addsta_cmd sta;
 	struct iwl_tid_data tid[MAX_TID_COUNT];
-	u8 used;
+	u8 used, ctxid;
 	struct iwl_hw_key keyinfo;
 	struct iwl_link_quality_cmd *lq;
 };
 
 struct iwl_station_priv_common {
+	struct iwl_rxon_context *ctx;
 	u8 sta_id;
 };
 
@@ -519,6 +524,7 @@ struct iwl_station_priv {
  * space for us to put data into.
  */
 struct iwl_vif_priv {
+	struct iwl_rxon_context *ctx;
 	u8 ibss_bssid_sta_id;
 };
 
@@ -576,6 +582,7 @@ enum iwl_ucode_tlv_type {
 	IWL_UCODE_TLV_INIT_DATA		= 4,
 	IWL_UCODE_TLV_BOOT		= 5,
 	IWL_UCODE_TLV_PROBE_MAX_LEN	= 6, /* a u32 value */
+	IWL_UCODE_TLV_PAN		= 7,
 	IWL_UCODE_TLV_RUNT_EVTLOG_PTR	= 8,
 	IWL_UCODE_TLV_RUNT_EVTLOG_SIZE	= 9,
 	IWL_UCODE_TLV_RUNT_ERRLOG_PTR	= 10,
@@ -670,7 +677,6 @@ struct iwl_sensitivity_ranges {
  * @rx_page_order: Rx buffer page order
  * @rx_wrt_ptr_reg: FH{39}_RSCSR_CHNL0_WPTR
  * @max_stations:
- * @bcast_sta_id:
  * @ht40_channel: is 40MHz width possible in band 2.4
  * BIT(IEEE80211_BAND_5GHZ) BIT(IEEE80211_BAND_5GHZ)
  * @sw_crypto: 0 for hw, 1 for sw
@@ -694,7 +700,6 @@ struct iwl_hw_params {
 	u32 rx_page_order;
 	u32 rx_wrt_ptr_reg;
 	u8  max_stations;
-	u8  bcast_sta_id;
 	u8  ht40_channel;
 	u8  max_beacon_itrvl;	/* in 1024 ms */
 	u32 max_inst_size;
@@ -1097,6 +1102,57 @@ struct iwl_force_reset {
  */
 #define IWLAGN_EXT_BEACON_TIME_POS	22
 
+enum iwl_rxon_context_id {
+	IWL_RXON_CTX_BSS,
+	IWL_RXON_CTX_PAN,
+
+	NUM_IWL_RXON_CTX
+};
+
+struct iwl_rxon_context {
+	struct ieee80211_vif *vif;
+
+	const u8 *ac_to_fifo;
+	const u8 *ac_to_queue;
+	u8 mcast_queue;
+
+	enum iwl_rxon_context_id ctxid;
+
+	u32 interface_modes, exclusive_interface_modes;
+	u8 unused_devtype, ap_devtype, ibss_devtype, station_devtype;
+
+	/*
+	 * We declare this const so it can only be
+	 * changed via explicit cast within the
+	 * routines that actually update the physical
+	 * hardware.
+	 */
+	const struct iwl_rxon_cmd active;
+	struct iwl_rxon_cmd staging;
+
+	struct iwl_rxon_time_cmd timing;
+
+	struct iwl_qos_info qos_data;
+
+	u8 bcast_sta_id, ap_sta_id;
+
+	u8 rxon_cmd, rxon_assoc_cmd, rxon_timing_cmd;
+	u8 qos_cmd;
+	u8 wep_key_cmd;
+
+	struct iwl_wep_key wep_keys[WEP_KEYS_MAX];
+	u8 key_mapping_keys;
+
+	__le32 station_flags;
+
+	struct {
+		bool non_gf_sta_present;
+		u8 protection;
+		bool enabled, is_40mhz;
+		u8 extension_chan_offset;
+	} ht;
+};
+
 struct iwl_priv {
 
 	/* ieee device used by generic ieee processing code */
@@ -1173,6 +1229,15 @@ struct iwl_priv {
 	u32  hw_wa_rev;
 	u8   rev_id;
 
+	/* microcode/device supports multiple contexts */
+	u8 valid_contexts;
+
+	/* command queue number */
+	u8 cmd_queue;
+
+	/* max number of station keys */
+	u8 sta_key_max_num;
+
 	/* EEPROM MAC addresses */
 	struct mac_address addresses[2];
 
@@ -1190,15 +1255,7 @@ struct iwl_priv {
 	u8 ucode_write_complete;	/* the image write is complete */
 	char firmware_name[25];
 
-
-	struct iwl_rxon_time_cmd rxon_timing;
-
-	/* We declare this const so it can only be
-	 * changed via explicit cast within the
-	 * routines that actually update the physical
-	 * hardware */
-	const struct iwl_rxon_cmd active_rxon;
-	struct iwl_rxon_cmd staging_rxon;
+	struct iwl_rxon_context contexts[NUM_IWL_RXON_CTX];
 
 	struct iwl_switch_rxon switch_rxon;
 
@@ -1260,8 +1317,6 @@ struct iwl_priv {
 	spinlock_t sta_lock;
 	int num_stations;
 	struct iwl_station_entry stations[IWL_STATION_COUNT];
-	struct iwl_wep_key wep_keys[WEP_KEYS_MAX]; /* protected by mutex */
-	u8 key_mapping_key;
 	unsigned long ucode_key_table;
 
 	/* queue refcounts */
@@ -1286,7 +1341,6 @@ struct iwl_priv {
 
 	/* Last Rx'd beacon timestamp */
 	u64 timestamp;
-	struct ieee80211_vif *vif;
 
 	union {
 #if defined(CONFIG_IWL3945) || defined(CONFIG_IWL3945_MODULE)
@@ -1387,8 +1441,6 @@ struct iwl_priv {
 
 	u32 inta_mask;
 
-	struct iwl_qos_info qos_data;
-
 	struct workqueue_struct *workqueue;
 
 	struct work_struct restart;
@@ -1396,6 +1448,8 @@ struct iwl_priv {
 	struct work_struct rx_replenish;
 	struct work_struct abort_scan;
 	struct work_struct beacon_update;
+	struct iwl_rxon_context *beacon_ctx;
+
 	struct work_struct tt_work;
 	struct work_struct ct_enter;
 	struct work_struct ct_exit;
@@ -1490,10 +1544,34 @@ static inline struct ieee80211_hdr *iwl_tx_queue_get_hdr(struct iwl_priv *priv,
 	return NULL;
 }
 
+static inline struct iwl_rxon_context *
+iwl_rxon_ctx_from_vif(struct ieee80211_vif *vif)
+{
+	struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
+
+	return vif_priv->ctx;
+}
+
+#define for_each_context(priv, ctx)				\
+	for (ctx = &priv->contexts[IWL_RXON_CTX_BSS];		\
+	     ctx < &priv->contexts[NUM_IWL_RXON_CTX]; ctx++)	\
+		if (priv->valid_contexts & BIT(ctx->ctxid))
+
+static inline int iwl_is_associated(struct iwl_priv *priv,
+				    enum iwl_rxon_context_id ctxid)
+{
+	return (priv->contexts[ctxid].active.filter_flags &
+			RXON_FILTER_ASSOC_MSK) ? 1 : 0;
+}
+
+static inline int iwl_is_any_associated(struct iwl_priv *priv)
+{
+	return iwl_is_associated(priv, IWL_RXON_CTX_BSS);
+}
 
-static inline int iwl_is_associated(struct iwl_priv *priv)
+static inline int iwl_is_associated_ctx(struct iwl_rxon_context *ctx)
 {
-	return (priv->active_rxon.filter_flags & RXON_FILTER_ASSOC_MSK) ? 1 : 0;
+	return (ctx->active.filter_flags & RXON_FILTER_ASSOC_MSK) ? 1 : 0;
 }
 
 static inline int is_channel_valid(const struct iwl_channel_info *ch_info)

drivers/net/wireless/iwlwifi/iwl-hcmd.c

@@ -100,6 +100,14 @@ const char *get_cmd_string(u8 cmd)
 		IWL_CMD(REPLY_BT_COEX_PROFILE_NOTIF);
 		IWL_CMD(REPLY_BT_COEX_PRIO_TABLE);
 		IWL_CMD(REPLY_BT_COEX_PROT_ENV);
+		IWL_CMD(REPLY_WIPAN_PARAMS);
+		IWL_CMD(REPLY_WIPAN_RXON);
+		IWL_CMD(REPLY_WIPAN_RXON_TIMING);
+		IWL_CMD(REPLY_WIPAN_RXON_ASSOC);
+		IWL_CMD(REPLY_WIPAN_QOS_PARAM);
+		IWL_CMD(REPLY_WIPAN_WEPKEY);
+		IWL_CMD(REPLY_WIPAN_P2P_CHANNEL_SWITCH);
+		IWL_CMD(REPLY_WIPAN_NOA_NOTIFICATION);
 	default:
 		return "UNKNOWN";
 
@@ -232,7 +240,7 @@ cancel:
 		 * in later, it will possibly set an invalid
 		 * address (cmd->meta.source).
 		 */
-		priv->txq[IWL_CMD_QUEUE_NUM].meta[cmd_idx].flags &=
+		priv->txq[priv->cmd_queue].meta[cmd_idx].flags &=
 							~CMD_WANT_SKB;
 	}
 fail:

drivers/net/wireless/iwlwifi/iwl-prph.h

@@ -306,7 +306,7 @@
  *     at a time, until receiving ACK from receiving station, or reaching
  *     retry limit and giving up.
  *
- *     The command queue (#4) must use this mode!
+ *     The command queue (#4/#9) must use this mode!
  *     This mode does not require use of the Byte Count table in host DRAM.
  *
  * Driver controls scheduler operation via 3 means:
@@ -322,7 +322,7 @@
  *     (1024 bytes for each queue).
  *
  * After receiving "Alive" response from uCode, driver must initialize
- * the scheduler (especially for queue #4, the command queue, otherwise
+ * the scheduler (especially for queue #4/#9, the command queue, otherwise
  * the driver can't issue commands!):
  */
 
@@ -555,8 +555,9 @@
 #define IWLAGN_SCD_TRANSLATE_TBL_OFFSET_QUEUE(x) \
 	((IWLAGN_SCD_TRANSLATE_TBL_OFFSET + ((x) * 2)) & 0xfffc)
 
-#define IWLAGN_SCD_QUEUECHAIN_SEL_ALL(x)		(((1<<(x)) - 1) &\
-	(~(1<<IWL_CMD_QUEUE_NUM)))
+#define IWLAGN_SCD_QUEUECHAIN_SEL_ALL(priv)	\
+	(((1<<(priv)->hw_params.max_txq_num) - 1) &\
+	(~(1<<(priv)->cmd_queue)))
 
 #define IWLAGN_SCD_BASE			(PRPH_BASE + 0xa02c00)
 

drivers/net/wireless/iwlwifi/iwl-rx.c

@@ -228,7 +228,7 @@ void iwl_recover_from_statistics(struct iwl_priv *priv,
 {
 	if (test_bit(STATUS_EXIT_PENDING, &priv->status))
 		return;
-	if (iwl_is_associated(priv)) {
+	if (iwl_is_any_associated(priv)) {
 		if (priv->cfg->ops->lib->check_ack_health) {
 			if (!priv->cfg->ops->lib->check_ack_health(
 			    priv, pkt)) {
@@ -266,7 +266,12 @@ int iwl_set_decrypted_flag(struct iwl_priv *priv,
 {
 	u16 fc = le16_to_cpu(hdr->frame_control);
 
-	if (priv->active_rxon.filter_flags & RXON_FILTER_DIS_DECRYPT_MSK)
+	/*
+	 * All contexts have the same setting here due to it being
+	 * a module parameter, so OK to check any context.
+	 */
+	if (priv->contexts[IWL_RXON_CTX_BSS].active.filter_flags &
+						RXON_FILTER_DIS_DECRYPT_MSK)
 		return 0;
 
 	if (!(fc & IEEE80211_FCTL_PROTECTED))

drivers/net/wireless/iwlwifi/iwl-scan.c

@@ -286,18 +286,28 @@ u16 iwl_get_passive_dwell_time(struct iwl_priv *priv,
 			       enum ieee80211_band band,
 			       struct ieee80211_vif *vif)
 {
+	struct iwl_rxon_context *ctx;
 	u16 passive = (band == IEEE80211_BAND_2GHZ) ?
 	    IWL_PASSIVE_DWELL_BASE + IWL_PASSIVE_DWELL_TIME_24 :
 	    IWL_PASSIVE_DWELL_BASE + IWL_PASSIVE_DWELL_TIME_52;
 
-	if (iwl_is_associated(priv)) {
-		/* If we're associated, we clamp the maximum passive
-		 * dwell time to be 98% of the beacon interval (minus
-		 * 2 * channel tune time) */
-		passive = vif ? vif->bss_conf.beacon_int : 0;
-		if ((passive > IWL_PASSIVE_DWELL_BASE) || !passive)
-			passive = IWL_PASSIVE_DWELL_BASE;
-		passive = (passive * 98) / 100 - IWL_CHANNEL_TUNE_TIME * 2;
+	if (iwl_is_any_associated(priv)) {
+		/*
+		 * If we're associated, we clamp the maximum passive
+		 * dwell time to be 98% of the smallest beacon interval
+		 * (minus 2 * channel tune time)
+		 */
+		for_each_context(priv, ctx) {
+			u16 value;
+
+			if (!iwl_is_associated_ctx(ctx))
+				continue;
+			value = ctx->vif ? ctx->vif->bss_conf.beacon_int : 0;
+			if ((value > IWL_PASSIVE_DWELL_BASE) || !value)
+				value = IWL_PASSIVE_DWELL_BASE;
+			value = (value * 98) / 100 - IWL_CHANNEL_TUNE_TIME * 2;
+			passive = min(value, passive);
+		}
 	}
 
 	return passive;
@@ -527,6 +537,7 @@ static void iwl_bg_scan_completed(struct work_struct *work)
 	    container_of(work, struct iwl_priv, scan_completed);
 	bool internal = false;
 	bool scan_completed = false;
+	struct iwl_rxon_context *ctx;
 
 	IWL_DEBUG_SCAN(priv, "SCAN complete scan\n");
 
@@ -557,11 +568,13 @@ static void iwl_bg_scan_completed(struct work_struct *work)
 	 * Since setting the RXON may have been deferred while
 	 * performing the scan, fire one off if needed
 	 */
-	if (memcmp(&priv->active_rxon,
-		   &priv->staging_rxon, sizeof(priv->staging_rxon)))
-		iwlcore_commit_rxon(priv);
+	for_each_context(priv, ctx)
+		iwlcore_commit_rxon(priv, ctx);
 
  out:
+	if (priv->cfg->ops->hcmd->set_pan_params)
+		priv->cfg->ops->hcmd->set_pan_params(priv);
+
 	mutex_unlock(&priv->mutex);
 
 	/*

drivers/net/wireless/iwlwifi/iwl-sta.c

@@ -172,12 +172,14 @@ int iwl_send_add_sta(struct iwl_priv *priv,
 EXPORT_SYMBOL(iwl_send_add_sta);
 
 static void iwl_set_ht_add_station(struct iwl_priv *priv, u8 index,
-				   struct ieee80211_sta_ht_cap *sta_ht_inf)
+				   struct ieee80211_sta *sta,
+				   struct iwl_rxon_context *ctx)
 {
+	struct ieee80211_sta_ht_cap *sta_ht_inf = &sta->ht_cap;
 	__le32 sta_flags;
 	u8 mimo_ps_mode;
 
-	if (!sta_ht_inf || !sta_ht_inf->ht_supported)
+	if (!sta || !sta_ht_inf->ht_supported)
 		goto done;
 
 	mimo_ps_mode = (sta_ht_inf->cap & IEEE80211_HT_CAP_SM_PS) >> 2;
@@ -211,7 +213,7 @@ static void iwl_set_ht_add_station(struct iwl_priv *priv, u8 index,
 	sta_flags |= cpu_to_le32(
 	      (u32)sta_ht_inf->ampdu_density << STA_FLG_AGG_MPDU_DENSITY_POS);
 
-	if (iwl_is_ht40_tx_allowed(priv, sta_ht_inf))
+	if (iwl_is_ht40_tx_allowed(priv, ctx, &sta->ht_cap))
 		sta_flags |= STA_FLG_HT40_EN_MSK;
 	else
 		sta_flags &= ~STA_FLG_HT40_EN_MSK;
@@ -226,9 +228,9 @@ static void iwl_set_ht_add_station(struct iwl_priv *priv, u8 index,
  *
  * should be called with sta_lock held
  */
-static u8 iwl_prep_station(struct iwl_priv *priv, const u8 *addr,
-			   bool is_ap,
-			   struct ieee80211_sta_ht_cap *ht_info)
+static u8 iwl_prep_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
+			   const u8 *addr, bool is_ap,
+			   struct ieee80211_sta *sta)
 {
 	struct iwl_station_entry *station;
 	int i;
@@ -236,9 +238,9 @@ static u8 iwl_prep_station(struct iwl_priv *priv, const u8 *addr,
 	u16 rate;
 
 	if (is_ap)
-		sta_id = IWL_AP_ID;
+		sta_id = ctx->ap_sta_id;
 	else if (is_broadcast_ether_addr(addr))
-		sta_id = priv->hw_params.bcast_sta_id;
+		sta_id = ctx->bcast_sta_id;
 	else
 		for (i = IWL_STA_ID; i < priv->hw_params.max_stations; i++) {
 			if (!compare_ether_addr(priv->stations[i].sta.sta.addr,
@@ -289,14 +291,22 @@ static u8 iwl_prep_station(struct iwl_priv *priv, const u8 *addr,
 	memcpy(station->sta.sta.addr, addr, ETH_ALEN);
 	station->sta.mode = 0;
 	station->sta.sta.sta_id = sta_id;
-	station->sta.station_flags = 0;
+	station->sta.station_flags = ctx->station_flags;
+	station->ctxid = ctx->ctxid;
+
+	if (sta) {
+		struct iwl_station_priv_common *sta_priv;
+
+		sta_priv = (void *)sta->drv_priv;
+		sta_priv->ctx = ctx;
+	}
 
 	/*
 	 * OK to call unconditionally, since local stations (IBSS BSSID
-	 * STA and broadcast STA) pass in a NULL ht_info, and mac80211
+	 * STA and broadcast STA) pass in a NULL sta, and mac80211
 	 * doesn't allow HT IBSS.
 	 */
-	iwl_set_ht_add_station(priv, sta_id, ht_info);
+	iwl_set_ht_add_station(priv, sta_id, sta, ctx);
 
 	/* 3945 only */
 	rate = (priv->band == IEEE80211_BAND_5GHZ) ?
@@ -313,10 +323,9 @@ static u8 iwl_prep_station(struct iwl_priv *priv, const u8 *addr,
 /**
  * iwl_add_station_common -
  */
-int iwl_add_station_common(struct iwl_priv *priv, const u8 *addr,
-				  bool is_ap,
-				  struct ieee80211_sta_ht_cap *ht_info,
-				  u8 *sta_id_r)
+int iwl_add_station_common(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
+			   const u8 *addr, bool is_ap,
+			   struct ieee80211_sta *sta, u8 *sta_id_r)
 {
 	unsigned long flags_spin;
 	int ret = 0;
@@ -325,7 +334,7 @@ int iwl_add_station_common(struct iwl_priv *priv, const u8 *addr,
 
 	*sta_id_r = 0;
 	spin_lock_irqsave(&priv->sta_lock, flags_spin);
-	sta_id = iwl_prep_station(priv, addr, is_ap, ht_info);
+	sta_id = iwl_prep_station(priv, ctx, addr, is_ap, sta);
 	if (sta_id == IWL_INVALID_STATION) {
 		IWL_ERR(priv, "Unable to prepare station %pM for addition\n",
 			addr);
@@ -431,8 +440,8 @@ static struct iwl_link_quality_cmd *iwl_sta_alloc_lq(struct iwl_priv *priv,
  *
  * Function sleeps.
  */
-int iwl_add_bssid_station(struct iwl_priv *priv, const u8 *addr, bool init_rs,
-			  u8 *sta_id_r)
+int iwl_add_bssid_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
+			  const u8 *addr, bool init_rs, u8 *sta_id_r)
 {
 	int ret;
 	u8 sta_id;
@@ -442,7 +451,7 @@ int iwl_add_bssid_station(struct iwl_priv *priv, const u8 *addr, bool init_rs,
 	if (sta_id_r)
 		*sta_id_r = IWL_INVALID_STATION;
 
-	ret = iwl_add_station_common(priv, addr, 0, NULL, &sta_id);
+	ret = iwl_add_station_common(priv, ctx, addr, 0, NULL, &sta_id);
 	if (ret) {
 		IWL_ERR(priv, "Unable to add station %pM\n", addr);
 		return ret;
@@ -464,7 +473,7 @@ int iwl_add_bssid_station(struct iwl_priv *priv, const u8 *addr, bool init_rs,
 			return -ENOMEM;
 		}
 
-		ret = iwl_send_lq_cmd(priv, link_cmd, CMD_SYNC, true);
+		ret = iwl_send_lq_cmd(priv, ctx, link_cmd, CMD_SYNC, true);
 		if (ret)
 			IWL_ERR(priv, "Link quality command failed (%d)\n", ret);
 
@@ -616,7 +625,8 @@ EXPORT_SYMBOL_GPL(iwl_remove_station);
  * other than explicit station management would cause this in
  * the ucode, e.g. unassociated RXON.
  */
-void iwl_clear_ucode_stations(struct iwl_priv *priv)
+void iwl_clear_ucode_stations(struct iwl_priv *priv,
+			      struct iwl_rxon_context *ctx)
 {
 	int i;
 	unsigned long flags_spin;
@@ -626,6 +636,9 @@ void iwl_clear_ucode_stations(struct iwl_priv *priv)
 
 	spin_lock_irqsave(&priv->sta_lock, flags_spin);
 	for (i = 0; i < priv->hw_params.max_stations; i++) {
+		if (ctx && ctx->ctxid != priv->stations[i].ctxid)
+			continue;
+
 		if (priv->stations[i].used & IWL_STA_UCODE_ACTIVE) {
 			IWL_DEBUG_INFO(priv, "Clearing ucode active for station %d\n", i);
 			priv->stations[i].used &= ~IWL_STA_UCODE_ACTIVE;
@@ -647,7 +660,7 @@ EXPORT_SYMBOL(iwl_clear_ucode_stations);
  *
  * Function sleeps.
  */
-void iwl_restore_stations(struct iwl_priv *priv)
+void iwl_restore_stations(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
 {
 	struct iwl_addsta_cmd sta_cmd;
 	struct iwl_link_quality_cmd lq;
@@ -665,6 +678,8 @@ void iwl_restore_stations(struct iwl_priv *priv)
 	IWL_DEBUG_ASSOC(priv, "Restoring all known stations ... start.\n");
 	spin_lock_irqsave(&priv->sta_lock, flags_spin);
 	for (i = 0; i < priv->hw_params.max_stations; i++) {
+		if (ctx->ctxid != priv->stations[i].ctxid)
+			continue;
 		if ((priv->stations[i].used & IWL_STA_DRIVER_ACTIVE) &&
 			    !(priv->stations[i].used & IWL_STA_UCODE_ACTIVE)) {
 			IWL_DEBUG_ASSOC(priv, "Restoring sta %pM\n",
@@ -700,7 +715,7 @@ void iwl_restore_stations(struct iwl_priv *priv)
 			 * current LQ command
 			 */
 			if (send_lq)
-				iwl_send_lq_cmd(priv, &lq, CMD_SYNC, true);
+				iwl_send_lq_cmd(priv, ctx, &lq, CMD_SYNC, true);
 			spin_lock_irqsave(&priv->sta_lock, flags_spin);
 			priv->stations[i].used &= ~IWL_STA_UCODE_INPROGRESS;
 		}
@@ -718,7 +733,7 @@ int iwl_get_free_ucode_key_index(struct iwl_priv *priv)
 {
 	int i;
 
-	for (i = 0; i < STA_KEY_MAX_NUM; i++)
+	for (i = 0; i < priv->sta_key_max_num; i++)
 		if (!test_and_set_bit(i, &priv->ucode_key_table))
 			return i;
 
@@ -726,7 +741,9 @@ int iwl_get_free_ucode_key_index(struct iwl_priv *priv)
 }
 EXPORT_SYMBOL(iwl_get_free_ucode_key_index);
 
-static int iwl_send_static_wepkey_cmd(struct iwl_priv *priv, u8 send_if_empty)
+static int iwl_send_static_wepkey_cmd(struct iwl_priv *priv,
+				      struct iwl_rxon_context *ctx,
+				      bool send_if_empty)
 {
 	int i, not_empty = 0;
 	u8 buff[sizeof(struct iwl_wep_cmd) +
@@ -734,7 +751,7 @@ static int iwl_send_static_wepkey_cmd(struct iwl_priv *priv, u8 send_if_empty)
 	struct iwl_wep_cmd *wep_cmd = (struct iwl_wep_cmd *)buff;
 	size_t cmd_size  = sizeof(struct iwl_wep_cmd);
 	struct iwl_host_cmd cmd = {
-		.id = REPLY_WEPKEY,
+		.id = ctx->wep_key_cmd,
 		.data = wep_cmd,
 		.flags = CMD_SYNC,
 	};
@@ -746,16 +763,16 @@ static int iwl_send_static_wepkey_cmd(struct iwl_priv *priv, u8 send_if_empty)
 
 	for (i = 0; i < WEP_KEYS_MAX ; i++) {
 		wep_cmd->key[i].key_index = i;
-		if (priv->wep_keys[i].key_size) {
+		if (ctx->wep_keys[i].key_size) {
 			wep_cmd->key[i].key_offset = i;
 			not_empty = 1;
 		} else {
 			wep_cmd->key[i].key_offset = WEP_INVALID_OFFSET;
 		}
 
-		wep_cmd->key[i].key_size = priv->wep_keys[i].key_size;
-		memcpy(&wep_cmd->key[i].key[3], priv->wep_keys[i].key,
-				priv->wep_keys[i].key_size);
+		wep_cmd->key[i].key_size = ctx->wep_keys[i].key_size;
+		memcpy(&wep_cmd->key[i].key[3], ctx->wep_keys[i].key,
+				ctx->wep_keys[i].key_size);
 	}
 
 	wep_cmd->global_key_type = WEP_KEY_WEP_TYPE;
@@ -771,15 +788,17 @@ static int iwl_send_static_wepkey_cmd(struct iwl_priv *priv, u8 send_if_empty)
 		return 0;
 }
 
-int iwl_restore_default_wep_keys(struct iwl_priv *priv)
+int iwl_restore_default_wep_keys(struct iwl_priv *priv,
+				 struct iwl_rxon_context *ctx)
 {
 	lockdep_assert_held(&priv->mutex);
 
-	return iwl_send_static_wepkey_cmd(priv, 0);
+	return iwl_send_static_wepkey_cmd(priv, ctx, false);
 }
 EXPORT_SYMBOL(iwl_restore_default_wep_keys);
 
 int iwl_remove_default_wep_key(struct iwl_priv *priv,
+			       struct iwl_rxon_context *ctx,
 			       struct ieee80211_key_conf *keyconf)
 {
 	int ret;
@@ -789,13 +808,13 @@ int iwl_remove_default_wep_key(struct iwl_priv *priv,
 	IWL_DEBUG_WEP(priv, "Removing default WEP key: idx=%d\n",
 		      keyconf->keyidx);
 
-	memset(&priv->wep_keys[keyconf->keyidx], 0, sizeof(priv->wep_keys[0]));
+	memset(&ctx->wep_keys[keyconf->keyidx], 0, sizeof(ctx->wep_keys[0]));
 	if (iwl_is_rfkill(priv)) {
 		IWL_DEBUG_WEP(priv, "Not sending REPLY_WEPKEY command due to RFKILL.\n");
 		/* but keys in device are clear anyway so return success */
 		return 0;
 	}
-	ret = iwl_send_static_wepkey_cmd(priv, 1);
+	ret = iwl_send_static_wepkey_cmd(priv, ctx, 1);
 	IWL_DEBUG_WEP(priv, "Remove default WEP key: idx=%d ret=%d\n",
 		      keyconf->keyidx, ret);
 
@@ -804,6 +823,7 @@ int iwl_remove_default_wep_key(struct iwl_priv *priv,
 EXPORT_SYMBOL(iwl_remove_default_wep_key);
 
 int iwl_set_default_wep_key(struct iwl_priv *priv,
+			    struct iwl_rxon_context *ctx,
 			    struct ieee80211_key_conf *keyconf)
 {
 	int ret;
@@ -818,13 +838,13 @@ int iwl_set_default_wep_key(struct iwl_priv *priv,
 
 	keyconf->flags &= ~IEEE80211_KEY_FLAG_GENERATE_IV;
 	keyconf->hw_key_idx = HW_KEY_DEFAULT;
-	priv->stations[IWL_AP_ID].keyinfo.cipher = keyconf->cipher;
+	priv->stations[ctx->ap_sta_id].keyinfo.cipher = keyconf->cipher;
 
-	priv->wep_keys[keyconf->keyidx].key_size = keyconf->keylen;
-	memcpy(&priv->wep_keys[keyconf->keyidx].key, &keyconf->key,
+	ctx->wep_keys[keyconf->keyidx].key_size = keyconf->keylen;
+	memcpy(&ctx->wep_keys[keyconf->keyidx].key, &keyconf->key,
 							keyconf->keylen);
 
-	ret = iwl_send_static_wepkey_cmd(priv, 0);
+	ret = iwl_send_static_wepkey_cmd(priv, ctx, false);
 	IWL_DEBUG_WEP(priv, "Set default WEP key: len=%d idx=%d ret=%d\n",
 		keyconf->keylen, keyconf->keyidx, ret);
 
@@ -833,8 +853,9 @@ int iwl_set_default_wep_key(struct iwl_priv *priv,
 EXPORT_SYMBOL(iwl_set_default_wep_key);
 
 static int iwl_set_wep_dynamic_key_info(struct iwl_priv *priv,
-				struct ieee80211_key_conf *keyconf,
-				u8 sta_id)
+					struct iwl_rxon_context *ctx,
+					struct ieee80211_key_conf *keyconf,
+					u8 sta_id)
 {
 	unsigned long flags;
 	__le16 key_flags = 0;
@@ -851,7 +872,7 @@ static int iwl_set_wep_dynamic_key_info(struct iwl_priv *priv,
 	if (keyconf->keylen == WEP_KEY_LEN_128)
 		key_flags |= STA_KEY_FLG_KEY_SIZE_MSK;
 
-	if (sta_id == priv->hw_params.bcast_sta_id)
+	if (sta_id == ctx->bcast_sta_id)
 		key_flags |= STA_KEY_MULTICAST_MSK;
 
 	spin_lock_irqsave(&priv->sta_lock, flags);
@@ -887,8 +908,9 @@ static int iwl_set_wep_dynamic_key_info(struct iwl_priv *priv,
 }
 
 static int iwl_set_ccmp_dynamic_key_info(struct iwl_priv *priv,
-				   struct ieee80211_key_conf *keyconf,
-				   u8 sta_id)
+					 struct iwl_rxon_context *ctx,
+					 struct ieee80211_key_conf *keyconf,
+					 u8 sta_id)
 {
 	unsigned long flags;
 	__le16 key_flags = 0;
@@ -900,7 +922,7 @@ static int iwl_set_ccmp_dynamic_key_info(struct iwl_priv *priv,
 	key_flags |= cpu_to_le16(keyconf->keyidx << STA_KEY_FLG_KEYID_POS);
 	key_flags &= ~STA_KEY_FLG_INVALID;
 
-	if (sta_id == priv->hw_params.bcast_sta_id)
+	if (sta_id == ctx->bcast_sta_id)
 		key_flags |= STA_KEY_MULTICAST_MSK;
 
 	keyconf->flags |= IEEE80211_KEY_FLAG_GENERATE_IV;
@@ -936,8 +958,9 @@ static int iwl_set_ccmp_dynamic_key_info(struct iwl_priv *priv,
 }
 
 static int iwl_set_tkip_dynamic_key_info(struct iwl_priv *priv,
-				   struct ieee80211_key_conf *keyconf,
-				   u8 sta_id)
+					 struct iwl_rxon_context *ctx,
+					 struct ieee80211_key_conf *keyconf,
+					 u8 sta_id)
 {
 	unsigned long flags;
 	int ret = 0;
@@ -947,7 +970,7 @@ static int iwl_set_tkip_dynamic_key_info(struct iwl_priv *priv,
 	key_flags |= cpu_to_le16(keyconf->keyidx << STA_KEY_FLG_KEYID_POS);
 	key_flags &= ~STA_KEY_FLG_INVALID;
 
-	if (sta_id == priv->hw_params.bcast_sta_id)
+	if (sta_id == ctx->bcast_sta_id)
 		key_flags |= STA_KEY_MULTICAST_MSK;
 
 	keyconf->flags |= IEEE80211_KEY_FLAG_GENERATE_IV;
@@ -982,8 +1005,9 @@ static int iwl_set_tkip_dynamic_key_info(struct iwl_priv *priv,
 }
 
 void iwl_update_tkip_key(struct iwl_priv *priv,
-			struct ieee80211_key_conf *keyconf,
-			struct ieee80211_sta *sta, u32 iv32, u16 *phase1key)
+			 struct iwl_rxon_context *ctx,
+			 struct ieee80211_key_conf *keyconf,
+			 struct ieee80211_sta *sta, u32 iv32, u16 *phase1key)
 {
 	u8 sta_id;
 	unsigned long flags;
@@ -995,7 +1019,7 @@ void iwl_update_tkip_key(struct iwl_priv *priv,
 		return;
 	}
 
-	sta_id = iwl_sta_id_or_broadcast(priv, sta);
+	sta_id = iwl_sta_id_or_broadcast(priv, ctx, sta);
 	if (sta_id == IWL_INVALID_STATION)
 		return;
 
@@ -1018,8 +1042,9 @@ void iwl_update_tkip_key(struct iwl_priv *priv,
 EXPORT_SYMBOL(iwl_update_tkip_key);
 
 int iwl_remove_dynamic_key(struct iwl_priv *priv,
-				struct ieee80211_key_conf *keyconf,
-				u8 sta_id)
+			   struct iwl_rxon_context *ctx,
+			   struct ieee80211_key_conf *keyconf,
+			   u8 sta_id)
 {
 	unsigned long flags;
 	u16 key_flags;
@@ -1028,7 +1053,7 @@ int iwl_remove_dynamic_key(struct iwl_priv *priv,
 
 	lockdep_assert_held(&priv->mutex);
 
-	priv->key_mapping_key--;
+	ctx->key_mapping_keys--;
 
 	spin_lock_irqsave(&priv->sta_lock, flags);
 	key_flags = le16_to_cpu(priv->stations[sta_id].sta.key.key_flags);
@@ -1080,26 +1105,26 @@ int iwl_remove_dynamic_key(struct iwl_priv *priv,
 }
 EXPORT_SYMBOL(iwl_remove_dynamic_key);
 
-int iwl_set_dynamic_key(struct iwl_priv *priv,
-				struct ieee80211_key_conf *keyconf, u8 sta_id)
+int iwl_set_dynamic_key(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
+			struct ieee80211_key_conf *keyconf, u8 sta_id)
 {
 	int ret;
 
 	lockdep_assert_held(&priv->mutex);
 
-	priv->key_mapping_key++;
+	ctx->key_mapping_keys++;
 	keyconf->hw_key_idx = HW_KEY_DYNAMIC;
 
 	switch (keyconf->cipher) {
 	case WLAN_CIPHER_SUITE_CCMP:
-		ret = iwl_set_ccmp_dynamic_key_info(priv, keyconf, sta_id);
+		ret = iwl_set_ccmp_dynamic_key_info(priv, ctx, keyconf, sta_id);
 		break;
 	case WLAN_CIPHER_SUITE_TKIP:
-		ret = iwl_set_tkip_dynamic_key_info(priv, keyconf, sta_id);
+		ret = iwl_set_tkip_dynamic_key_info(priv, ctx, keyconf, sta_id);
 		break;
 	case WLAN_CIPHER_SUITE_WEP40:
 	case WLAN_CIPHER_SUITE_WEP104:
-		ret = iwl_set_wep_dynamic_key_info(priv, keyconf, sta_id);
+		ret = iwl_set_wep_dynamic_key_info(priv, ctx, keyconf, sta_id);
 		break;
 	default:
 		IWL_ERR(priv,
@@ -1149,16 +1174,16 @@ static inline void iwl_dump_lq_cmd(struct iwl_priv *priv,
  * RXON flags are updated and when LQ command is updated.
  */
 static bool is_lq_table_valid(struct iwl_priv *priv,
+			      struct iwl_rxon_context *ctx,
 			      struct iwl_link_quality_cmd *lq)
 {
 	int i;
-	struct iwl_ht_config *ht_conf = &priv->current_ht_config;
 
-	if (ht_conf->is_ht)
+	if (ctx->ht.enabled)
 		return true;
 
 	IWL_DEBUG_INFO(priv, "Channel %u is not an HT channel\n",
-		       priv->active_rxon.channel);
+		       ctx->active.channel);
 	for (i = 0; i < LINK_QUAL_MAX_RETRY_NUM; i++) {
 		if (le32_to_cpu(lq->rs_table[i].rate_n_flags) & RATE_MCS_HT_MSK) {
 			IWL_DEBUG_INFO(priv,
@@ -1180,7 +1205,7 @@ static bool is_lq_table_valid(struct iwl_priv *priv,
  * this case to clear the state indicating that station creation is in
  * progress.
  */
-int iwl_send_lq_cmd(struct iwl_priv *priv,
+int iwl_send_lq_cmd(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
 		    struct iwl_link_quality_cmd *lq, u8 flags, bool init)
 {
 	int ret = 0;
@@ -1199,7 +1224,7 @@ int iwl_send_lq_cmd(struct iwl_priv *priv,
 	iwl_dump_lq_cmd(priv, lq);
 	BUG_ON(init && (cmd.flags & CMD_ASYNC));
 
-	if (is_lq_table_valid(priv, lq))
+	if (is_lq_table_valid(priv, ctx, lq))
 		ret = iwl_send_cmd(priv, &cmd);
 	else
 		ret = -EINVAL;
@@ -1225,14 +1250,15 @@ EXPORT_SYMBOL(iwl_send_lq_cmd);
  * and marks it driver active, so that it will be restored to the
  * device at the next best time.
  */
-int iwl_alloc_bcast_station(struct iwl_priv *priv, bool init_lq)
+int iwl_alloc_bcast_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
+			    bool init_lq)
 {
 	struct iwl_link_quality_cmd *link_cmd;
 	unsigned long flags;
 	u8 sta_id;
 
 	spin_lock_irqsave(&priv->sta_lock, flags);
-	sta_id = iwl_prep_station(priv, iwl_bcast_addr, false, NULL);
+	sta_id = iwl_prep_station(priv, ctx, iwl_bcast_addr, false, NULL);
 	if (sta_id == IWL_INVALID_STATION) {
 		IWL_ERR(priv, "Unable to prepare broadcast station\n");
 		spin_unlock_irqrestore(&priv->sta_lock, flags);
@@ -1267,11 +1293,12 @@ EXPORT_SYMBOL_GPL(iwl_alloc_bcast_station);
  * Only used by iwlagn. Placed here to have all bcast station management
  * code together.
  */
-int iwl_update_bcast_station(struct iwl_priv *priv)
+static int iwl_update_bcast_station(struct iwl_priv *priv,
+				    struct iwl_rxon_context *ctx)
 {
 	unsigned long flags;
 	struct iwl_link_quality_cmd *link_cmd;
-	u8 sta_id = priv->hw_params.bcast_sta_id;
+	u8 sta_id = ctx->bcast_sta_id;
 
 	link_cmd = iwl_sta_alloc_lq(priv, sta_id);
 	if (!link_cmd) {
@@ -1289,9 +1316,23 @@ int iwl_update_bcast_station(struct iwl_priv *priv)
 
 	return 0;
 }
-EXPORT_SYMBOL_GPL(iwl_update_bcast_station);
 
-void iwl_dealloc_bcast_station(struct iwl_priv *priv)
+int iwl_update_bcast_stations(struct iwl_priv *priv)
+{
+	struct iwl_rxon_context *ctx;
+	int ret = 0;
+
+	for_each_context(priv, ctx) {
+		ret = iwl_update_bcast_station(priv, ctx);
+		if (ret)
+			break;
+	}
+
+	return ret;
+}
+EXPORT_SYMBOL_GPL(iwl_update_bcast_stations);
+
+void iwl_dealloc_bcast_stations(struct iwl_priv *priv)
 {
 	unsigned long flags;
 	int i;
@@ -1309,7 +1350,7 @@ void iwl_dealloc_bcast_station(struct iwl_priv *priv)
 	}
 	spin_unlock_irqrestore(&priv->sta_lock, flags);
 }
-EXPORT_SYMBOL_GPL(iwl_dealloc_bcast_station);
+EXPORT_SYMBOL_GPL(iwl_dealloc_bcast_stations);
 
 /**
  * iwl_sta_tx_modify_enable_tid - Enable Tx for this TID in station table

drivers/net/wireless/iwlwifi/iwl-sta.h

@@ -44,32 +44,37 @@
 
 
 int iwl_remove_default_wep_key(struct iwl_priv *priv,
+			       struct iwl_rxon_context *ctx,
 			       struct ieee80211_key_conf *key);
 int iwl_set_default_wep_key(struct iwl_priv *priv,
+			    struct iwl_rxon_context *ctx,
 			    struct ieee80211_key_conf *key);
-int iwl_restore_default_wep_keys(struct iwl_priv *priv);
-int iwl_set_dynamic_key(struct iwl_priv *priv,
+int iwl_restore_default_wep_keys(struct iwl_priv *priv,
+				 struct iwl_rxon_context *ctx);
+int iwl_set_dynamic_key(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
 			struct ieee80211_key_conf *key, u8 sta_id);
-int iwl_remove_dynamic_key(struct iwl_priv *priv,
+int iwl_remove_dynamic_key(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
 			   struct ieee80211_key_conf *key, u8 sta_id);
 void iwl_update_tkip_key(struct iwl_priv *priv,
-			struct ieee80211_key_conf *keyconf,
-			struct ieee80211_sta *sta, u32 iv32, u16 *phase1key);
-
-void iwl_restore_stations(struct iwl_priv *priv);
-void iwl_clear_ucode_stations(struct iwl_priv *priv);
-int iwl_alloc_bcast_station(struct iwl_priv *priv, bool init_lq);
-void iwl_dealloc_bcast_station(struct iwl_priv *priv);
-int iwl_update_bcast_station(struct iwl_priv *priv);
+			 struct iwl_rxon_context *ctx,
+			 struct ieee80211_key_conf *keyconf,
+			 struct ieee80211_sta *sta, u32 iv32, u16 *phase1key);
+
+void iwl_restore_stations(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
+void iwl_clear_ucode_stations(struct iwl_priv *priv,
+			      struct iwl_rxon_context *ctx);
+int iwl_alloc_bcast_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
+			    bool init_lq);
+void iwl_dealloc_bcast_stations(struct iwl_priv *priv);
+int iwl_update_bcast_stations(struct iwl_priv *priv);
 int iwl_get_free_ucode_key_index(struct iwl_priv *priv);
 int iwl_send_add_sta(struct iwl_priv *priv,
 		     struct iwl_addsta_cmd *sta, u8 flags);
-int iwl_add_bssid_station(struct iwl_priv *priv, const u8 *addr, bool init_rs,
-			  u8 *sta_id_r);
-int iwl_add_station_common(struct iwl_priv *priv, const u8 *addr,
-				  bool is_ap,
-				  struct ieee80211_sta_ht_cap *ht_info,
-				  u8 *sta_id_r);
+int iwl_add_bssid_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
+			  const u8 *addr, bool init_rs, u8 *sta_id_r);
+int iwl_add_station_common(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
+			   const u8 *addr, bool is_ap,
+			   struct ieee80211_sta *sta, u8 *sta_id_r);
 int iwl_remove_station(struct iwl_priv *priv, const u8 sta_id,
 		       const u8 *addr);
 int iwl_mac_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
@@ -94,20 +99,25 @@ void iwl_sta_modify_sleep_tx_count(struct iwl_priv *priv, int sta_id, int cnt);
 static inline void iwl_clear_driver_stations(struct iwl_priv *priv)
 {
 	unsigned long flags;
+	struct iwl_rxon_context *ctx;
 
 	spin_lock_irqsave(&priv->sta_lock, flags);
 	memset(priv->stations, 0, sizeof(priv->stations));
 	priv->num_stations = 0;
 
-	/*
-	 * Remove all key information that is not stored as part of station
-	 * information since mac80211 may not have had a
-	 * chance to remove all the keys. When device is reconfigured by
-	 * mac80211 after an error all keys will be reconfigured.
-	 */
 	priv->ucode_key_table = 0;
-	priv->key_mapping_key = 0;
-	memset(priv->wep_keys, 0, sizeof(priv->wep_keys));
+
+	for_each_context(priv, ctx) {
+		/*
+		 * Remove all key information that is not stored as part
+		 * of station information since mac80211 may not have had
+		 * a chance to remove all the keys. When device is
+		 * reconfigured by mac80211 after an error all keys will
+		 * be reconfigured.
+		 */
+		memset(ctx->wep_keys, 0, sizeof(ctx->wep_keys));
+		ctx->key_mapping_keys = 0;
+	}
 
 	spin_unlock_irqrestore(&priv->sta_lock, flags);
 }
@@ -123,6 +133,7 @@ static inline int iwl_sta_id(struct ieee80211_sta *sta)
 /**
  * iwl_sta_id_or_broadcast - return sta_id or broadcast sta
  * @priv: iwl priv
+ * @context: the current context
  * @sta: mac80211 station
  *
  * In certain circumstances mac80211 passes a station pointer
@@ -131,12 +142,13 @@ static inline int iwl_sta_id(struct ieee80211_sta *sta)
  * inline wraps that pattern.
  */
 static inline int iwl_sta_id_or_broadcast(struct iwl_priv *priv,
+					  struct iwl_rxon_context *context,
 					  struct ieee80211_sta *sta)
 {
 	int sta_id;
 
 	if (!sta)
-		return priv->hw_params.bcast_sta_id;
+		return context->bcast_sta_id;
 
 	sta_id = iwl_sta_id(sta);
 

drivers/net/wireless/iwlwifi/iwl-tx.c

@@ -134,7 +134,7 @@ EXPORT_SYMBOL(iwl_tx_queue_free);
  */
 void iwl_cmd_queue_free(struct iwl_priv *priv)
 {
-	struct iwl_tx_queue *txq = &priv->txq[IWL_CMD_QUEUE_NUM];
+	struct iwl_tx_queue *txq = &priv->txq[priv->cmd_queue];
 	struct iwl_queue *q = &txq->q;
 	struct device *dev = &priv->pci_dev->dev;
 	int i;
@@ -271,7 +271,7 @@ static int iwl_tx_queue_alloc(struct iwl_priv *priv,
 
 	/* Driver private data, only for Tx (not command) queues,
 	 * not shared with device. */
-	if (id != IWL_CMD_QUEUE_NUM) {
+	if (id != priv->cmd_queue) {
 		txq->txb = kzalloc(sizeof(txq->txb[0]) *
 				   TFD_QUEUE_SIZE_MAX, GFP_KERNEL);
 		if (!txq->txb) {
@@ -314,13 +314,13 @@ int iwl_tx_queue_init(struct iwl_priv *priv, struct iwl_tx_queue *txq,
 
 	/*
 	 * Alloc buffer array for commands (Tx or other types of commands).
-	 * For the command queue (#4), allocate command space + one big
+	 * For the command queue (#4/#9), allocate command space + one big
 	 * command for scan, since scan command is very huge; the system will
 	 * not have two scans at the same time, so only one is needed.
 	 * For normal Tx queues (all other queues), no super-size command
 	 * space is needed.
 	 */
-	if (txq_id == IWL_CMD_QUEUE_NUM)
+	if (txq_id == priv->cmd_queue)
 		actual_slots++;
 
 	txq->meta = kzalloc(sizeof(struct iwl_cmd_meta) * actual_slots,
@@ -355,7 +355,7 @@ int iwl_tx_queue_init(struct iwl_priv *priv, struct iwl_tx_queue *txq,
 	 * need an swq_id so don't set one to catch errors, all others can
 	 * be set up to the identity mapping.
 	 */
-	if (txq_id != IWL_CMD_QUEUE_NUM)
+	if (txq_id != priv->cmd_queue)
 		txq->swq_id = txq_id;
 
 	/* TFD_QUEUE_SIZE_MAX must be power-of-two size, otherwise
@@ -385,7 +385,7 @@ void iwl_tx_queue_reset(struct iwl_priv *priv, struct iwl_tx_queue *txq,
 {
 	int actual_slots = slots_num;
 
-	if (txq_id == IWL_CMD_QUEUE_NUM)
+	if (txq_id == priv->cmd_queue)
 		actual_slots++;
 
 	memset(txq->meta, 0, sizeof(struct iwl_cmd_meta) * actual_slots);
@@ -413,7 +413,7 @@ EXPORT_SYMBOL(iwl_tx_queue_reset);
  */
 int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
 {
-	struct iwl_tx_queue *txq = &priv->txq[IWL_CMD_QUEUE_NUM];
+	struct iwl_tx_queue *txq = &priv->txq[priv->cmd_queue];
 	struct iwl_queue *q = &txq->q;
 	struct iwl_device_cmd *out_cmd;
 	struct iwl_cmd_meta *out_meta;
@@ -483,7 +483,7 @@ int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
 	 * information */
 
 	out_cmd->hdr.flags = 0;
-	out_cmd->hdr.sequence = cpu_to_le16(QUEUE_TO_SEQ(IWL_CMD_QUEUE_NUM) |
+	out_cmd->hdr.sequence = cpu_to_le16(QUEUE_TO_SEQ(priv->cmd_queue) |
 			INDEX_TO_SEQ(q->write_ptr));
 	if (cmd->flags & CMD_SIZE_HUGE)
 		out_cmd->hdr.sequence |= SEQ_HUGE_FRAME;
@@ -500,15 +500,15 @@ int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
 				get_cmd_string(out_cmd->hdr.cmd),
 				out_cmd->hdr.cmd,
 				le16_to_cpu(out_cmd->hdr.sequence), fix_size,
-				q->write_ptr, idx, IWL_CMD_QUEUE_NUM);
-				break;
+				q->write_ptr, idx, priv->cmd_queue);
+		break;
 	default:
 		IWL_DEBUG_HC(priv, "Sending command %s (#%x), seq: 0x%04X, "
 				"%d bytes at %d[%d]:%d\n",
 				get_cmd_string(out_cmd->hdr.cmd),
 				out_cmd->hdr.cmd,
 				le16_to_cpu(out_cmd->hdr.sequence), fix_size,
-				q->write_ptr, idx, IWL_CMD_QUEUE_NUM);
+				q->write_ptr, idx, priv->cmd_queue);
 	}
 #endif
 	txq->need_update = 1;
@@ -587,16 +587,16 @@ void iwl_tx_cmd_complete(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb)
 	bool huge = !!(pkt->hdr.sequence & SEQ_HUGE_FRAME);
 	struct iwl_device_cmd *cmd;
 	struct iwl_cmd_meta *meta;
-	struct iwl_tx_queue *txq = &priv->txq[IWL_CMD_QUEUE_NUM];
+	struct iwl_tx_queue *txq = &priv->txq[priv->cmd_queue];
 
 	/* If a Tx command is being handled and it isn't in the actual
 	 * command queue then there a command routing bug has been introduced
 	 * in the queue management code. */
-	if (WARN(txq_id != IWL_CMD_QUEUE_NUM,
-		 "wrong command queue %d, sequence 0x%X readp=%d writep=%d\n",
-		  txq_id, sequence,
-		  priv->txq[IWL_CMD_QUEUE_NUM].q.read_ptr,
-		  priv->txq[IWL_CMD_QUEUE_NUM].q.write_ptr)) {
+	if (WARN(txq_id != priv->cmd_queue,
+		 "wrong command queue %d (should be %d), sequence 0x%X readp=%d writep=%d\n",
+		  txq_id, priv->cmd_queue, sequence,
+		  priv->txq[priv->cmd_queue].q.read_ptr,
+		  priv->txq[priv->cmd_queue].q.write_ptr)) {
 		iwl_print_hex_error(priv, pkt, 32);
 		return;
 	}

drivers/net/wireless/iwlwifi/iwl3945-base.c

@@ -144,7 +144,7 @@ static int iwl3945_set_ccmp_dynamic_key_info(struct iwl_priv *priv,
 	key_flags |= (STA_KEY_FLG_CCMP | STA_KEY_FLG_MAP_KEY_MSK);
 	key_flags |= cpu_to_le16(keyconf->keyidx << STA_KEY_FLG_KEYID_POS);
 
-	if (sta_id == priv->hw_params.bcast_sta_id)
+	if (sta_id == priv->contexts[IWL_RXON_CTX_BSS].bcast_sta_id)
 		key_flags |= STA_KEY_MULTICAST_MSK;
 
 	keyconf->flags |= IEEE80211_KEY_FLAG_GENERATE_IV;
@@ -317,7 +317,7 @@ unsigned int iwl3945_fill_beacon_frame(struct iwl_priv *priv,
 				int left)
 {
 
-	if (!iwl_is_associated(priv) || !priv->ibss_beacon)
+	if (!iwl_is_associated(priv, IWL_RXON_CTX_BSS) || !priv->ibss_beacon)
 		return 0;
 
 	if (priv->ibss_beacon->len > left)
@@ -343,7 +343,8 @@ static int iwl3945_send_beacon_cmd(struct iwl_priv *priv)
 		return -ENOMEM;
 	}
 
-	rate = iwl_rate_get_lowest_plcp(priv);
+	rate = iwl_rate_get_lowest_plcp(priv,
+				&priv->contexts[IWL_RXON_CTX_BSS]);
 
 	frame_size = iwl3945_hw_get_beacon_cmd(priv, frame, rate);
 
@@ -512,7 +513,9 @@ static int iwl3945_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
 	hdr_len = ieee80211_hdrlen(fc);
 
 	/* Find index into station table for destination station */
-	sta_id = iwl_sta_id_or_broadcast(priv, info->control.sta);
+	sta_id = iwl_sta_id_or_broadcast(
+			priv, &priv->contexts[IWL_RXON_CTX_BSS],
+			info->control.sta);
 	if (sta_id == IWL_INVALID_STATION) {
 		IWL_DEBUG_DROP(priv, "Dropping - INVALID STATION: %pM\n",
 			       hdr->addr1);
@@ -542,6 +545,7 @@ static int iwl3945_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
 	/* Set up driver data for this TFD */
 	memset(&(txq->txb[q->write_ptr]), 0, sizeof(struct iwl_tx_info));
 	txq->txb[q->write_ptr].skb = skb;
+	txq->txb[q->write_ptr].ctx = &priv->contexts[IWL_RXON_CTX_BSS];
 
 	/* Init first empty entry in queue's array of Tx/cmd buffers */
 	out_cmd = txq->cmd[idx];
@@ -683,11 +687,12 @@ static int iwl3945_get_measurement(struct iwl_priv *priv,
 	int rc;
 	int spectrum_resp_status;
 	int duration = le16_to_cpu(params->duration);
+	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
 
-	if (iwl_is_associated(priv))
+	if (iwl_is_associated(priv, IWL_RXON_CTX_BSS))
 		add_time = iwl_usecs_to_beacons(priv,
 			le64_to_cpu(params->start_time) - priv->_3945.last_tsf,
-			le16_to_cpu(priv->rxon_timing.beacon_interval));
+			le16_to_cpu(ctx->timing.beacon_interval));
 
 	memset(&spectrum, 0, sizeof(spectrum));
 
@@ -698,18 +703,18 @@ static int iwl3945_get_measurement(struct iwl_priv *priv,
 	cmd.len = sizeof(spectrum);
 	spectrum.len = cpu_to_le16(cmd.len - sizeof(spectrum.len));
 
-	if (iwl_is_associated(priv))
+	if (iwl_is_associated(priv, IWL_RXON_CTX_BSS))
 		spectrum.start_time =
 			iwl_add_beacon_time(priv,
 				priv->_3945.last_beacon_time, add_time,
-				le16_to_cpu(priv->rxon_timing.beacon_interval));
+				le16_to_cpu(ctx->timing.beacon_interval));
 	else
 		spectrum.start_time = 0;
 
 	spectrum.channels[0].duration = cpu_to_le32(duration * TIME_UNIT);
 	spectrum.channels[0].channel = params->channel;
 	spectrum.channels[0].type = type;
-	if (priv->active_rxon.flags & RXON_FLG_BAND_24G_MSK)
+	if (ctx->active.flags & RXON_FLG_BAND_24G_MSK)
 		spectrum.flags |= RXON_FLG_BAND_24G_MSK |
 		    RXON_FLG_AUTO_DETECT_MSK | RXON_FLG_TGG_PROTECT_MSK;
 
@@ -798,7 +803,8 @@ static void iwl3945_bg_beacon_update(struct work_struct *work)
 	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);
+	beacon = ieee80211_beacon_get(priv->hw,
+			priv->contexts[IWL_RXON_CTX_BSS].vif);
 
 	if (!beacon) {
 		IWL_ERR(priv, "update beacon failed\n");
@@ -2468,6 +2474,7 @@ static void iwl3945_alive_start(struct iwl_priv *priv)
 {
 	int thermal_spin = 0;
 	u32 rfkill;
+	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
 
 	IWL_DEBUG_INFO(priv, "Runtime Alive received.\n");
 
@@ -2525,22 +2532,22 @@ static void iwl3945_alive_start(struct iwl_priv *priv)
 
 	iwl_power_update_mode(priv, true);
 
-	if (iwl_is_associated(priv)) {
+	if (iwl_is_associated(priv, IWL_RXON_CTX_BSS)) {
 		struct iwl3945_rxon_cmd *active_rxon =
-				(struct iwl3945_rxon_cmd *)(&priv->active_rxon);
+				(struct iwl3945_rxon_cmd *)(&ctx->active);
 
-		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 {
 		/* Initialize our rx_config data */
-		iwl_connection_init_rx_config(priv, NULL);
+		iwl_connection_init_rx_config(priv, ctx);
 	}
 
 	/* Configure Bluetooth device coexistence support */
 	priv->cfg->ops->hcmd->send_bt_config(priv);
 
 	/* Configure the adapter for unassociated operation */
-	iwlcore_commit_rxon(priv);
+	iwlcore_commit_rxon(priv, ctx);
 
 	iwl3945_reg_txpower_periodic(priv);
 
@@ -2577,8 +2584,8 @@ static void __iwl3945_down(struct iwl_priv *priv)
 		del_timer_sync(&priv->monitor_recover);
 
 	/* Station information will now be cleared in device */
-	iwl_clear_ucode_stations(priv);
-	iwl_dealloc_bcast_station(priv);
+	iwl_clear_ucode_stations(priv, NULL);
+	iwl_dealloc_bcast_stations(priv);
 	iwl_clear_driver_stations(priv);
 
 	/* Unblock any waiting calls */
@@ -2660,7 +2667,8 @@ static int __iwl3945_up(struct iwl_priv *priv)
 {
 	int rc, i;
 
-	rc = iwl_alloc_bcast_station(priv, false);
+	rc = iwl_alloc_bcast_station(priv, &priv->contexts[IWL_RXON_CTX_BSS],
+				     false);
 	if (rc)
 		return rc;
 
@@ -2883,7 +2891,7 @@ void iwl3945_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
 	scan->quiet_plcp_th = IWL_PLCP_QUIET_THRESH;
 	scan->quiet_time = IWL_ACTIVE_QUIET_TIME;
 
-	if (iwl_is_associated(priv)) {
+	if (iwl_is_associated(priv, IWL_RXON_CTX_BSS)) {
 		u16 interval = 0;
 		u32 extra;
 		u32 suspend_time = 100;
@@ -2944,7 +2952,7 @@ void iwl3945_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
 	/* We don't build a direct scan probe request; the uCode will do
 	 * that based on the direct_mask added to each channel entry */
 	scan->tx_cmd.tx_flags = TX_CMD_FLG_SEQ_CTL_MSK;
-	scan->tx_cmd.sta_id = priv->hw_params.bcast_sta_id;
+	scan->tx_cmd.sta_id = priv->contexts[IWL_RXON_CTX_BSS].bcast_sta_id;
 	scan->tx_cmd.stop_time.life_time = TX_CMD_LIFE_TIME_INFINITE;
 
 	/* flags + rate selection */
@@ -3042,8 +3050,10 @@ static void iwl3945_bg_restart(struct work_struct *data)
 		return;
 
 	if (test_and_clear_bit(STATUS_FW_ERROR, &priv->status)) {
+		struct iwl_rxon_context *ctx;
 		mutex_lock(&priv->mutex);
-		priv->vif = NULL;
+		for_each_context(priv, ctx)
+			ctx->vif = NULL;
 		priv->is_open = 0;
 		mutex_unlock(&priv->mutex);
 		iwl3945_down(priv);
@@ -3077,6 +3087,7 @@ void iwl3945_post_associate(struct iwl_priv *priv, struct ieee80211_vif *vif)
 {
 	int rc = 0;
 	struct ieee80211_conf *conf = NULL;
+	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
 
 	if (!vif || !priv->is_open)
 		return;
@@ -3087,7 +3098,7 @@ void iwl3945_post_associate(struct iwl_priv *priv, struct ieee80211_vif *vif)
 	}
 
 	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);
 
 	if (test_bit(STATUS_EXIT_PENDING, &priv->status))
 		return;
@@ -3096,34 +3107,34 @@ void iwl3945_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);
 
-	rc = iwl_send_rxon_timing(priv, vif);
+	rc = iwl_send_rxon_timing(priv, ctx);
 	if (rc)
 		IWL_WARN(priv, "REPLY_RXON_TIMING failed - "
 			    "Attempting to continue.\n");
 
-	priv->staging_rxon.filter_flags |= RXON_FILTER_ASSOC_MSK;
+	ctx->staging.filter_flags |= RXON_FILTER_ASSOC_MSK;
 
-	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);
 
 	switch (vif->type) {
 	case NL80211_IFTYPE_STATION:
@@ -3260,44 +3271,45 @@ static int iwl3945_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
 
 void iwl3945_config_ap(struct iwl_priv *priv, struct ieee80211_vif *vif)
 {
+	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
 	int rc = 0;
 
 	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(priv, IWL_RXON_CTX_BSS))) {
 
 		/* 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 */
-		rc = iwl_send_rxon_timing(priv, vif);
+		rc = iwl_send_rxon_timing(priv, ctx);
 		if (rc)
 			IWL_WARN(priv, "REPLY_RXON_TIMING failed - "
 					"Attempting to continue.\n");
 
-		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;
 		}
 		/* 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);
 	}
 	iwl3945_send_beacon_cmd(priv);
 
@@ -3323,10 +3335,11 @@ static int iwl3945_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
 		return -EOPNOTSUPP;
 	}
 
-	static_key = !iwl_is_associated(priv);
+	static_key = !iwl_is_associated(priv, IWL_RXON_CTX_BSS);
 
 	if (!static_key) {
-		sta_id = iwl_sta_id_or_broadcast(priv, sta);
+		sta_id = iwl_sta_id_or_broadcast(
+				priv, &priv->contexts[IWL_RXON_CTX_BSS], sta);
 		if (sta_id == IWL_INVALID_STATION)
 			return -EINVAL;
 	}
@@ -3377,8 +3390,8 @@ static int iwl3945_mac_sta_add(struct ieee80211_hw *hw,
 	sta_priv->common.sta_id = IWL_INVALID_STATION;
 
 
-	ret = iwl_add_station_common(priv, sta->addr, is_ap, &sta->ht_cap,
-				     &sta_id);
+	ret = iwl_add_station_common(priv, &priv->contexts[IWL_RXON_CTX_BSS],
+				     sta->addr, is_ap, sta, &sta_id);
 	if (ret) {
 		IWL_ERR(priv, "Unable to add station %pM (%d)\n",
 			sta->addr, ret);
@@ -3405,6 +3418,7 @@ static void iwl3945_configure_filter(struct ieee80211_hw *hw,
 {
 	struct iwl_priv *priv = hw->priv;
 	__le32 filter_or = 0, filter_nand = 0;
+	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
 
 #define CHK(test, flag)	do { \
 	if (*total_flags & (test))		\
@@ -3424,8 +3438,8 @@ static void iwl3945_configure_filter(struct ieee80211_hw *hw,
 
 	mutex_lock(&priv->mutex);
 
-	priv->staging_rxon.filter_flags &= ~filter_nand;
-	priv->staging_rxon.filter_flags |= filter_or;
+	ctx->staging.filter_flags &= ~filter_nand;
+	ctx->staging.filter_flags |= filter_or;
 
 	/*
 	 * Committing directly here breaks for some reason,
@@ -3539,8 +3553,9 @@ static ssize_t show_flags(struct device *d,
 			  struct device_attribute *attr, char *buf)
 {
 	struct iwl_priv *priv = dev_get_drvdata(d);
+	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
 
-	return sprintf(buf, "0x%04X\n", priv->active_rxon.flags);
+	return sprintf(buf, "0x%04X\n", ctx->active.flags);
 }
 
 static ssize_t store_flags(struct device *d,
@@ -3549,17 +3564,18 @@ static ssize_t store_flags(struct device *d,
 {
 	struct iwl_priv *priv = dev_get_drvdata(d);
 	u32 flags = simple_strtoul(buf, NULL, 0);
+	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
 
 	mutex_lock(&priv->mutex);
-	if (le32_to_cpu(priv->staging_rxon.flags) != flags) {
+	if (le32_to_cpu(ctx->staging.flags) != flags) {
 		/* Cancel any currently running scans... */
 		if (iwl_scan_cancel_timeout(priv, 100))
 			IWL_WARN(priv, "Could not cancel scan.\n");
 		else {
 			IWL_DEBUG_INFO(priv, "Committing rxon.flags = 0x%04X\n",
 				       flags);
-			priv->staging_rxon.flags = cpu_to_le32(flags);
-			iwlcore_commit_rxon(priv);
+			ctx->staging.flags = cpu_to_le32(flags);
+			iwlcore_commit_rxon(priv, ctx);
 		}
 	}
 	mutex_unlock(&priv->mutex);
@@ -3573,9 +3589,10 @@ static ssize_t show_filter_flags(struct device *d,
 				 struct device_attribute *attr, char *buf)
 {
 	struct iwl_priv *priv = dev_get_drvdata(d);
+	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
 
 	return sprintf(buf, "0x%04X\n",
-		le32_to_cpu(priv->active_rxon.filter_flags));
+		le32_to_cpu(ctx->active.filter_flags));
 }
 
 static ssize_t store_filter_flags(struct device *d,
@@ -3583,19 +3600,20 @@ static ssize_t store_filter_flags(struct device *d,
 				  const char *buf, size_t count)
 {
 	struct iwl_priv *priv = dev_get_drvdata(d);
+	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
 	u32 filter_flags = simple_strtoul(buf, NULL, 0);
 
 	mutex_lock(&priv->mutex);
-	if (le32_to_cpu(priv->staging_rxon.filter_flags) != filter_flags) {
+	if (le32_to_cpu(ctx->staging.filter_flags) != filter_flags) {
 		/* Cancel any currently running scans... */
 		if (iwl_scan_cancel_timeout(priv, 100))
 			IWL_WARN(priv, "Could not cancel scan.\n");
 		else {
 			IWL_DEBUG_INFO(priv, "Committing rxon.filter_flags = "
 				       "0x%04X\n", filter_flags);
-			priv->staging_rxon.filter_flags =
+			ctx->staging.filter_flags =
 				cpu_to_le32(filter_flags);
-			iwlcore_commit_rxon(priv);
+			iwlcore_commit_rxon(priv, ctx);
 		}
 	}
 	mutex_unlock(&priv->mutex);
@@ -3643,8 +3661,9 @@ static ssize_t store_measurement(struct device *d,
 				 const char *buf, size_t count)
 {
 	struct iwl_priv *priv = dev_get_drvdata(d);
+	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
 	struct ieee80211_measurement_params params = {
-		.channel = le16_to_cpu(priv->active_rxon.channel),
+		.channel = le16_to_cpu(ctx->active.channel),
 		.start_time = cpu_to_le64(priv->_3945.last_tsf),
 		.duration = cpu_to_le16(1),
 	};
@@ -3936,8 +3955,7 @@ static int iwl3945_setup_mac(struct iwl_priv *priv)
 			     IEEE80211_HW_SUPPORTS_DYNAMIC_PS;
 
 	hw->wiphy->interface_modes =
-		BIT(NL80211_IFTYPE_STATION) |
-		BIT(NL80211_IFTYPE_ADHOC);
+		priv->contexts[IWL_RXON_CTX_BSS].interface_modes;
 
 	hw->wiphy->flags |= WIPHY_FLAG_CUSTOM_REGULATORY |
 			    WIPHY_FLAG_DISABLE_BEACON_HINTS;
@@ -3969,7 +3987,7 @@ static int iwl3945_setup_mac(struct iwl_priv *priv)
 
 static int iwl3945_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);
@@ -3991,6 +4009,27 @@ static int iwl3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
 	priv = hw->priv;
 	SET_IEEE80211_DEV(hw, &pdev->dev);
 
+	priv->cmd_queue = IWL39_CMD_QUEUE_NUM;
+
+	/* 3945 has only one valid context */
+	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].interface_modes =
+		BIT(NL80211_IFTYPE_STATION) |
+		BIT(NL80211_IFTYPE_ADHOC);
+	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;
+
 	/*
 	 * Disabling hardware scan means that mac80211 will perform scans
 	 * "the hard way", rather than using device's scan.
@@ -4126,7 +4165,8 @@ static int iwl3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
 	}
 
 	iwl_set_rxon_channel(priv,
-			     &priv->bands[IEEE80211_BAND_2GHZ].channels[5]);
+			     &priv->bands[IEEE80211_BAND_2GHZ].channels[5],
+			     &priv->contexts[IWL_RXON_CTX_BSS]);
 	iwl3945_setup_deferred_work(priv);
 	iwl3945_setup_rx_handlers(priv);
 	iwl_power_initialize(priv);