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

drivers/net/wireless/iwlwifi/Kconfig

@@ -113,6 +113,7 @@ config IWLWIFI_DEVICE_TESTMODE
 	  generic netlink message via NL80211_TESTMODE channel.
 
 config IWLWIFI_P2P
+	def_bool y
 	bool "iwlwifi experimental P2P support"
 	depends on IWLWIFI
 	help

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

@@ -71,6 +71,80 @@ static void iwl1000_nic_config(struct iwl_priv *priv)
 				~APMG_SVR_VOLTAGE_CONFIG_BIT_MSK);
 }
 
+/**
+ * iwl_beacon_time_mask_low - mask of lower 32 bit of beacon time
+ * @priv -- pointer to iwl_priv data structure
+ * @tsf_bits -- number of bits need to shift for masking)
+ */
+static inline u32 iwl_beacon_time_mask_low(struct iwl_priv *priv,
+					   u16 tsf_bits)
+{
+	return (1 << tsf_bits) - 1;
+}
+
+/**
+ * iwl_beacon_time_mask_high - mask of higher 32 bit of beacon time
+ * @priv -- pointer to iwl_priv data structure
+ * @tsf_bits -- number of bits need to shift for masking)
+ */
+static inline u32 iwl_beacon_time_mask_high(struct iwl_priv *priv,
+					    u16 tsf_bits)
+{
+	return ((1 << (32 - tsf_bits)) - 1) << tsf_bits;
+}
+
+/*
+ * extended beacon time format
+ * time in usec will be changed into a 32-bit value in extended:internal format
+ * the extended part is the beacon counts
+ * the internal part is the time in usec within one beacon interval
+ */
+static u32 iwl_usecs_to_beacons(struct iwl_priv *priv, u32 usec,
+				u32 beacon_interval)
+{
+	u32 quot;
+	u32 rem;
+	u32 interval = beacon_interval * TIME_UNIT;
+
+	if (!interval || !usec)
+		return 0;
+
+	quot = (usec / interval) &
+		(iwl_beacon_time_mask_high(priv, IWLAGN_EXT_BEACON_TIME_POS) >>
+		IWLAGN_EXT_BEACON_TIME_POS);
+	rem = (usec % interval) & iwl_beacon_time_mask_low(priv,
+				   IWLAGN_EXT_BEACON_TIME_POS);
+
+	return (quot << IWLAGN_EXT_BEACON_TIME_POS) + rem;
+}
+
+/* base is usually what we get from ucode with each received frame,
+ * the same as HW timer counter counting down
+ */
+static __le32 iwl_add_beacon_time(struct iwl_priv *priv, u32 base,
+			   u32 addon, u32 beacon_interval)
+{
+	u32 base_low = base & iwl_beacon_time_mask_low(priv,
+				IWLAGN_EXT_BEACON_TIME_POS);
+	u32 addon_low = addon & iwl_beacon_time_mask_low(priv,
+				IWLAGN_EXT_BEACON_TIME_POS);
+	u32 interval = beacon_interval * TIME_UNIT;
+	u32 res = (base & iwl_beacon_time_mask_high(priv,
+				IWLAGN_EXT_BEACON_TIME_POS)) +
+				(addon & iwl_beacon_time_mask_high(priv,
+				IWLAGN_EXT_BEACON_TIME_POS));
+
+	if (base_low > addon_low)
+		res += base_low - addon_low;
+	else if (base_low < addon_low) {
+		res += interval + base_low - addon_low;
+		res += (1 << IWLAGN_EXT_BEACON_TIME_POS);
+	} else
+		res += (1 << IWLAGN_EXT_BEACON_TIME_POS);
+
+	return cpu_to_le32(res);
+}
+
 static const struct iwl_sensitivity_ranges iwl1000_sensitivity = {
 	.min_nrg_cck = 95,
 	.auto_corr_min_ofdm = 90,

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

@@ -307,24 +307,30 @@ void iwlagn_send_advance_bt_config(struct iwl_priv *priv)
 		.bt3_prio_sample_time = IWLAGN_BT3_PRIO_SAMPLE_DEFAULT,
 		.bt3_timer_t2_value = IWLAGN_BT3_T2_DEFAULT,
 	};
-	struct iwl6000_bt_cmd bt_cmd_6000;
-	struct iwl2000_bt_cmd bt_cmd_2000;
+	struct iwl_bt_cmd_v1 bt_cmd_v1;
+	struct iwl_bt_cmd_v2 bt_cmd_v2;
 	int ret;
 
 	BUILD_BUG_ON(sizeof(iwlagn_def_3w_lookup) !=
 			sizeof(basic.bt3_lookup_table));
 
 	if (cfg(priv)->bt_params) {
+		/*
+		 * newer generation of devices (2000 series and newer)
+		 * use the version 2 of the bt command
+		 * we need to make sure sending the host command
+		 * with correct data structure to avoid uCode assert
+		 */
 		if (cfg(priv)->bt_params->bt_session_2) {
-			bt_cmd_2000.prio_boost = cpu_to_le32(
+			bt_cmd_v2.prio_boost = cpu_to_le32(
 				cfg(priv)->bt_params->bt_prio_boost);
-			bt_cmd_2000.tx_prio_boost = 0;
-			bt_cmd_2000.rx_prio_boost = 0;
+			bt_cmd_v2.tx_prio_boost = 0;
+			bt_cmd_v2.rx_prio_boost = 0;
 		} else {
-			bt_cmd_6000.prio_boost =
+			bt_cmd_v1.prio_boost =
 				cfg(priv)->bt_params->bt_prio_boost;
-			bt_cmd_6000.tx_prio_boost = 0;
-			bt_cmd_6000.rx_prio_boost = 0;
+			bt_cmd_v1.tx_prio_boost = 0;
+			bt_cmd_v1.rx_prio_boost = 0;
 		}
 	} else {
 		IWL_ERR(priv, "failed to construct BT Coex Config\n");
@@ -371,15 +377,15 @@ void iwlagn_send_advance_bt_config(struct iwl_priv *priv)
 		       "full concurrency" : "3-wire");
 
 	if (cfg(priv)->bt_params->bt_session_2) {
-		memcpy(&bt_cmd_2000.basic, &basic,
+		memcpy(&bt_cmd_v2.basic, &basic,
 			sizeof(basic));
 		ret = iwl_dvm_send_cmd_pdu(priv, REPLY_BT_CONFIG,
-			CMD_SYNC, sizeof(bt_cmd_2000), &bt_cmd_2000);
+			CMD_SYNC, sizeof(bt_cmd_v2), &bt_cmd_v2);
 	} else {
-		memcpy(&bt_cmd_6000.basic, &basic,
+		memcpy(&bt_cmd_v1.basic, &basic,
 			sizeof(basic));
 		ret = iwl_dvm_send_cmd_pdu(priv, REPLY_BT_CONFIG,
-			CMD_SYNC, sizeof(bt_cmd_6000), &bt_cmd_6000);
+			CMD_SYNC, sizeof(bt_cmd_v1), &bt_cmd_v1);
 	}
 	if (ret)
 		IWL_ERR(priv, "failed to send BT Coex Config\n");

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

@@ -2826,6 +2826,7 @@ void iwl_rs_rate_init(struct iwl_priv *priv, struct ieee80211_sta *sta, u8 sta_i
 	struct iwl_station_priv *sta_priv;
 	struct iwl_lq_sta *lq_sta;
 	struct ieee80211_supported_band *sband;
+	unsigned long supp; /* must be unsigned long for for_each_set_bit */
 
 	sta_priv = (struct iwl_station_priv *) sta->drv_priv;
 	lq_sta = &sta_priv->lq_sta;
@@ -2855,8 +2856,15 @@ void iwl_rs_rate_init(struct iwl_priv *priv, struct ieee80211_sta *sta, u8 sta_i
 	lq_sta->max_rate_idx = -1;
 	lq_sta->missed_rate_counter = IWL_MISSED_RATE_MAX;
 	lq_sta->is_green = rs_use_green(sta);
-	lq_sta->active_legacy_rate = priv->active_rate & ~(0x1000);
-	lq_sta->band = priv->band;
+	lq_sta->band = sband->band;
+	/*
+	 * active legacy rates as per supported rates bitmap
+	 */
+	supp = sta->supp_rates[sband->band];
+	lq_sta->active_legacy_rate = 0;
+	for_each_set_bit(i, &supp, BITS_PER_LONG)
+		lq_sta->active_legacy_rate |= BIT(sband->bitrates[i].hw_value);
+
 	/*
 	 * active_siso_rate mask includes 9 MBits (bit 5), and CCK (bits 0-3),
 	 * supp_rates[] does not; shift to convert format, force 9 MBits off.

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

@@ -284,6 +284,45 @@ static bool iwlagn_good_plcp_health(struct iwl_priv *priv,
 	return true;
 }
 
+int iwl_force_rf_reset(struct iwl_priv *priv, bool external)
+{
+	struct iwl_rf_reset *rf_reset;
+
+	if (test_bit(STATUS_EXIT_PENDING, &priv->status))
+		return -EAGAIN;
+
+	if (!iwl_is_any_associated(priv)) {
+		IWL_DEBUG_SCAN(priv, "force reset rejected: not associated\n");
+		return -ENOLINK;
+	}
+
+	rf_reset = &priv->rf_reset;
+	rf_reset->reset_request_count++;
+	if (!external && rf_reset->last_reset_jiffies &&
+	    time_after(rf_reset->last_reset_jiffies +
+		       IWL_DELAY_NEXT_FORCE_RF_RESET, jiffies)) {
+		IWL_DEBUG_INFO(priv, "RF reset rejected\n");
+		rf_reset->reset_reject_count++;
+		return -EAGAIN;
+	}
+	rf_reset->reset_success_count++;
+	rf_reset->last_reset_jiffies = jiffies;
+
+	/*
+	 * There is no easy and better way to force reset the radio,
+	 * the only known method is switching channel which will force to
+	 * reset and tune the radio.
+	 * Use internal short scan (single channel) operation to should
+	 * achieve this objective.
+	 * Driver should reset the radio when number of consecutive missed
+	 * beacon, or any other uCode error condition detected.
+	 */
+	IWL_DEBUG_INFO(priv, "perform radio reset.\n");
+	iwl_internal_short_hw_scan(priv);
+	return 0;
+}
+
+
 static void iwlagn_recover_from_statistics(struct iwl_priv *priv,
 				struct statistics_rx_phy *cur_ofdm,
 				struct statistics_rx_ht_phy *cur_ofdm_ht,

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

@@ -32,6 +32,78 @@
 #include "iwl-trans.h"
 #include "iwl-shared.h"
 
+/*
+ * initialize rxon structure with default values from eeprom
+ */
+void iwl_connection_init_rx_config(struct iwl_priv *priv,
+				   struct iwl_rxon_context *ctx)
+{
+	const struct iwl_channel_info *ch_info;
+
+	memset(&ctx->staging, 0, sizeof(ctx->staging));
+
+	if (!ctx->vif) {
+		ctx->staging.dev_type = ctx->unused_devtype;
+	} else
+	switch (ctx->vif->type) {
+	case NL80211_IFTYPE_AP:
+		ctx->staging.dev_type = ctx->ap_devtype;
+		break;
+
+	case NL80211_IFTYPE_STATION:
+		ctx->staging.dev_type = ctx->station_devtype;
+		ctx->staging.filter_flags = RXON_FILTER_ACCEPT_GRP_MSK;
+		break;
+
+	case NL80211_IFTYPE_ADHOC:
+		ctx->staging.dev_type = ctx->ibss_devtype;
+		ctx->staging.flags = RXON_FLG_SHORT_PREAMBLE_MSK;
+		ctx->staging.filter_flags = RXON_FILTER_BCON_AWARE_MSK |
+						  RXON_FILTER_ACCEPT_GRP_MSK;
+		break;
+
+	default:
+		IWL_ERR(priv, "Unsupported interface type %d\n",
+			ctx->vif->type);
+		break;
+	}
+
+#if 0
+	/* TODO:  Figure out when short_preamble would be set and cache from
+	 * that */
+	if (!hw_to_local(priv->hw)->short_preamble)
+		ctx->staging.flags &= ~RXON_FLG_SHORT_PREAMBLE_MSK;
+	else
+		ctx->staging.flags |= RXON_FLG_SHORT_PREAMBLE_MSK;
+#endif
+
+	ch_info = iwl_get_channel_info(priv, priv->band,
+				       le16_to_cpu(ctx->active.channel));
+
+	if (!ch_info)
+		ch_info = &priv->channel_info[0];
+
+	ctx->staging.channel = cpu_to_le16(ch_info->channel);
+	priv->band = ch_info->band;
+
+	iwl_set_flags_for_band(priv, ctx, priv->band, ctx->vif);
+
+	ctx->staging.ofdm_basic_rates =
+	    (IWL_OFDM_RATES_MASK >> IWL_FIRST_OFDM_RATE) & 0xFF;
+	ctx->staging.cck_basic_rates =
+	    (IWL_CCK_RATES_MASK >> IWL_FIRST_CCK_RATE) & 0xF;
+
+	/* clear both MIX and PURE40 mode flag */
+	ctx->staging.flags &= ~(RXON_FLG_CHANNEL_MODE_MIXED |
+					RXON_FLG_CHANNEL_MODE_PURE_40);
+	if (ctx->vif)
+		memcpy(ctx->staging.node_addr, ctx->vif->addr, ETH_ALEN);
+
+	ctx->staging.ofdm_ht_single_stream_basic_rates = 0xff;
+	ctx->staging.ofdm_ht_dual_stream_basic_rates = 0xff;
+	ctx->staging.ofdm_ht_triple_stream_basic_rates = 0xff;
+}
+
 static int iwlagn_disable_bss(struct iwl_priv *priv,
 			      struct iwl_rxon_context *ctx,
 			      struct iwl_rxon_cmd *send)
@@ -335,6 +407,61 @@ static int iwlagn_rxon_disconn(struct iwl_priv *priv,
 	return 0;
 }
 
+static int iwl_set_tx_power(struct iwl_priv *priv, s8 tx_power, bool force)
+{
+	int ret;
+	s8 prev_tx_power;
+	bool defer;
+	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
+
+	lockdep_assert_held(&priv->mutex);
+
+	if (priv->tx_power_user_lmt == tx_power && !force)
+		return 0;
+
+	if (tx_power < IWLAGN_TX_POWER_TARGET_POWER_MIN) {
+		IWL_WARN(priv,
+			 "Requested user TXPOWER %d below lower limit %d.\n",
+			 tx_power,
+			 IWLAGN_TX_POWER_TARGET_POWER_MIN);
+		return -EINVAL;
+	}
+
+	if (tx_power > priv->tx_power_device_lmt) {
+		IWL_WARN(priv,
+			"Requested user TXPOWER %d above upper limit %d.\n",
+			 tx_power, priv->tx_power_device_lmt);
+		return -EINVAL;
+	}
+
+	if (!iwl_is_ready_rf(priv))
+		return -EIO;
+
+	/* scan complete and commit_rxon use tx_power_next value,
+	 * it always need to be updated for newest request */
+	priv->tx_power_next = tx_power;
+
+	/* do not set tx power when scanning or channel changing */
+	defer = test_bit(STATUS_SCANNING, &priv->status) ||
+		memcmp(&ctx->active, &ctx->staging, sizeof(ctx->staging));
+	if (defer && !force) {
+		IWL_DEBUG_INFO(priv, "Deferring tx power set\n");
+		return 0;
+	}
+
+	prev_tx_power = priv->tx_power_user_lmt;
+	priv->tx_power_user_lmt = tx_power;
+
+	ret = iwlagn_send_tx_power(priv);
+
+	/* if fail to set tx_power, restore the orig. tx power */
+	if (ret) {
+		priv->tx_power_user_lmt = prev_tx_power;
+		priv->tx_power_next = prev_tx_power;
+	}
+	return ret;
+}
+
 static int iwlagn_rxon_connect(struct iwl_priv *priv,
 			       struct iwl_rxon_context *ctx)
 {
@@ -501,6 +628,161 @@ int iwlagn_set_pan_params(struct iwl_priv *priv)
 	return ret;
 }
 
+static void _iwl_set_rxon_ht(struct iwl_priv *priv,
+			     struct iwl_ht_config *ht_conf,
+			     struct iwl_rxon_context *ctx)
+{
+	struct iwl_rxon_cmd *rxon = &ctx->staging;
+
+	if (!ctx->ht.enabled) {
+		rxon->flags &= ~(RXON_FLG_CHANNEL_MODE_MSK |
+			RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK |
+			RXON_FLG_HT40_PROT_MSK |
+			RXON_FLG_HT_PROT_MSK);
+		return;
+	}
+
+	/* FIXME: if the definition of ht.protection changed, the "translation"
+	 * will be needed for rxon->flags
+	 */
+	rxon->flags |= cpu_to_le32(ctx->ht.protection <<
+				   RXON_FLG_HT_OPERATING_MODE_POS);
+
+	/* Set up channel bandwidth:
+	 * 20 MHz only, 20/40 mixed or pure 40 if ht40 ok */
+	/* clear the HT channel mode before set the mode */
+	rxon->flags &= ~(RXON_FLG_CHANNEL_MODE_MSK |
+			 RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK);
+	if (iwl_is_ht40_tx_allowed(priv, ctx, NULL)) {
+		/* pure ht40 */
+		if (ctx->ht.protection ==
+		    IEEE80211_HT_OP_MODE_PROTECTION_20MHZ) {
+			rxon->flags |= RXON_FLG_CHANNEL_MODE_PURE_40;
+			/*
+			 * Note: control channel is opposite of extension
+			 * channel
+			 */
+			switch (ctx->ht.extension_chan_offset) {
+			case IEEE80211_HT_PARAM_CHA_SEC_ABOVE:
+				rxon->flags &=
+					~RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK;
+				break;
+			case IEEE80211_HT_PARAM_CHA_SEC_BELOW:
+				rxon->flags |=
+					RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK;
+				break;
+			}
+		} else {
+			/*
+			 * Note: control channel is opposite of extension
+			 * channel
+			 */
+			switch (ctx->ht.extension_chan_offset) {
+			case IEEE80211_HT_PARAM_CHA_SEC_ABOVE:
+				rxon->flags &=
+					~(RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK);
+				rxon->flags |= RXON_FLG_CHANNEL_MODE_MIXED;
+				break;
+			case IEEE80211_HT_PARAM_CHA_SEC_BELOW:
+				rxon->flags |= RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK;
+				rxon->flags |= RXON_FLG_CHANNEL_MODE_MIXED;
+				break;
+			case IEEE80211_HT_PARAM_CHA_SEC_NONE:
+			default:
+				/*
+				 * channel location only valid if in Mixed
+				 * mode
+				 */
+				IWL_ERR(priv,
+					"invalid extension channel offset\n");
+				break;
+			}
+		}
+	} else {
+		rxon->flags |= RXON_FLG_CHANNEL_MODE_LEGACY;
+	}
+
+	iwlagn_set_rxon_chain(priv, ctx);
+
+	IWL_DEBUG_ASSOC(priv, "rxon flags 0x%X operation mode :0x%X "
+			"extension channel offset 0x%x\n",
+			le32_to_cpu(rxon->flags), ctx->ht.protection,
+			ctx->ht.extension_chan_offset);
+}
+
+void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_config *ht_conf)
+{
+	struct iwl_rxon_context *ctx;
+
+	for_each_context(priv, ctx)
+		_iwl_set_rxon_ht(priv, ht_conf, ctx);
+}
+
+/**
+ * iwl_set_rxon_channel - Set the band and channel values in staging RXON
+ * @ch: requested channel as a pointer to struct ieee80211_channel
+
+ * NOTE:  Does not commit to the hardware; it sets appropriate bit fields
+ * in the staging RXON flag structure based on the ch->band
+ */
+void iwl_set_rxon_channel(struct iwl_priv *priv, struct ieee80211_channel *ch,
+			 struct iwl_rxon_context *ctx)
+{
+	enum ieee80211_band band = ch->band;
+	u16 channel = ch->hw_value;
+
+	if ((le16_to_cpu(ctx->staging.channel) == channel) &&
+	    (priv->band == band))
+		return;
+
+	ctx->staging.channel = cpu_to_le16(channel);
+	if (band == IEEE80211_BAND_5GHZ)
+		ctx->staging.flags &= ~RXON_FLG_BAND_24G_MSK;
+	else
+		ctx->staging.flags |= RXON_FLG_BAND_24G_MSK;
+
+	priv->band = band;
+
+	IWL_DEBUG_INFO(priv, "Staging channel set to %d [%d]\n", channel, band);
+
+}
+
+void iwl_set_flags_for_band(struct iwl_priv *priv,
+			    struct iwl_rxon_context *ctx,
+			    enum ieee80211_band band,
+			    struct ieee80211_vif *vif)
+{
+	if (band == IEEE80211_BAND_5GHZ) {
+		ctx->staging.flags &=
+		    ~(RXON_FLG_BAND_24G_MSK | RXON_FLG_AUTO_DETECT_MSK
+		      | RXON_FLG_CCK_MSK);
+		ctx->staging.flags |= RXON_FLG_SHORT_SLOT_MSK;
+	} else {
+		/* Copied from iwl_post_associate() */
+		if (vif && vif->bss_conf.use_short_slot)
+			ctx->staging.flags |= RXON_FLG_SHORT_SLOT_MSK;
+		else
+			ctx->staging.flags &= ~RXON_FLG_SHORT_SLOT_MSK;
+
+		ctx->staging.flags |= RXON_FLG_BAND_24G_MSK;
+		ctx->staging.flags |= RXON_FLG_AUTO_DETECT_MSK;
+		ctx->staging.flags &= ~RXON_FLG_CCK_MSK;
+	}
+}
+
+void iwl_set_rate(struct iwl_priv *priv)
+{
+	struct iwl_rxon_context *ctx;
+
+	for_each_context(priv, ctx) {
+		ctx->staging.cck_basic_rates =
+		    (IWL_CCK_BASIC_RATES_MASK >> IWL_FIRST_CCK_RATE) & 0xF;
+
+		ctx->staging.ofdm_basic_rates =
+		   (IWL_OFDM_BASIC_RATES_MASK >> IWL_FIRST_OFDM_RATE) & 0xFF;
+	}
+}
+
 static void iwl_set_rxon_hwcrypto(struct iwl_priv *priv,
 				  struct iwl_rxon_context *ctx, int hw_decrypt)
 {
@@ -649,6 +931,33 @@ static int iwl_full_rxon_required(struct iwl_priv *priv,
 	return 0;
 }
 
+#ifdef CONFIG_IWLWIFI_DEBUG
+void iwl_print_rx_config_cmd(struct iwl_priv *priv,
+			     enum iwl_rxon_context_id ctxid)
+{
+	struct iwl_rxon_context *ctx = &priv->contexts[ctxid];
+	struct iwl_rxon_cmd *rxon = &ctx->staging;
+
+	IWL_DEBUG_RADIO(priv, "RX CONFIG:\n");
+	iwl_print_hex_dump(priv, IWL_DL_RADIO, (u8 *) rxon, sizeof(*rxon));
+	IWL_DEBUG_RADIO(priv, "u16 channel: 0x%x\n",
+			le16_to_cpu(rxon->channel));
+	IWL_DEBUG_RADIO(priv, "u32 flags: 0x%08X\n",
+			le32_to_cpu(rxon->flags));
+	IWL_DEBUG_RADIO(priv, "u32 filter_flags: 0x%08x\n",
+			le32_to_cpu(rxon->filter_flags));
+	IWL_DEBUG_RADIO(priv, "u8 dev_type: 0x%x\n", rxon->dev_type);
+	IWL_DEBUG_RADIO(priv, "u8 ofdm_basic_rates: 0x%02x\n",
+			rxon->ofdm_basic_rates);
+	IWL_DEBUG_RADIO(priv, "u8 cck_basic_rates: 0x%02x\n",
+			rxon->cck_basic_rates);
+	IWL_DEBUG_RADIO(priv, "u8[6] node_addr: %pM\n", rxon->node_addr);
+	IWL_DEBUG_RADIO(priv, "u8[6] bssid_addr: %pM\n", rxon->bssid_addr);
+	IWL_DEBUG_RADIO(priv, "u16 assoc_id: 0x%x\n",
+			le16_to_cpu(rxon->assoc_id));
+}
+#endif
+
 /**
  * iwlagn_commit_rxon - commit staging_rxon to hardware
  *

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

@@ -34,6 +34,8 @@
 #include "iwl-agn.h"
 #include "iwl-trans.h"
 
+const u8 iwl_bcast_addr[ETH_ALEN] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
+
 static int iwl_sta_ucode_activate(struct iwl_priv *priv, u8 sta_id)
 {
 	lockdep_assert_held(&priv->sta_lock);
@@ -170,6 +172,50 @@ int iwl_send_add_sta(struct iwl_priv *priv,
 	return cmd.handler_status;
 }
 
+static bool iwl_is_channel_extension(struct iwl_priv *priv,
+				     enum ieee80211_band band,
+				     u16 channel, u8 extension_chan_offset)
+{
+	const struct iwl_channel_info *ch_info;
+
+	ch_info = iwl_get_channel_info(priv, band, channel);
+	if (!is_channel_valid(ch_info))
+		return false;
+
+	if (extension_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_ABOVE)
+		return !(ch_info->ht40_extension_channel &
+					IEEE80211_CHAN_NO_HT40PLUS);
+	else if (extension_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_BELOW)
+		return !(ch_info->ht40_extension_channel &
+					IEEE80211_CHAN_NO_HT40MINUS);
+
+	return false;
+}
+
+bool iwl_is_ht40_tx_allowed(struct iwl_priv *priv,
+			    struct iwl_rxon_context *ctx,
+			    struct ieee80211_sta_ht_cap *ht_cap)
+{
+	if (!ctx->ht.enabled || !ctx->ht.is_40mhz)
+		return false;
+
+	/*
+	 * We do not check for IEEE80211_HT_CAP_SUP_WIDTH_20_40
+	 * the bit will not set if it is pure 40MHz case
+	 */
+	if (ht_cap && !ht_cap->ht_supported)
+		return false;
+
+#ifdef CONFIG_IWLWIFI_DEBUGFS
+	if (priv->disable_ht40)
+		return false;
+#endif
+
+	return iwl_is_channel_extension(priv, priv->band,
+			le16_to_cpu(ctx->staging.channel),
+			ctx->ht.extension_chan_offset);
+}
+
 static void iwl_sta_calc_ht_flags(struct iwl_priv *priv,
 				  struct ieee80211_sta *sta,
 				  struct iwl_rxon_context *ctx,
@@ -581,6 +627,56 @@ void iwl_deactivate_station(struct iwl_priv *priv, const u8 sta_id,
 	spin_unlock_bh(&priv->sta_lock);
 }
 
+static void iwl_sta_fill_lq(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
+			    u8 sta_id, struct iwl_link_quality_cmd *link_cmd)
+{
+	int i, r;
+	u32 rate_flags = 0;
+	__le32 rate_n_flags;
+
+	lockdep_assert_held(&priv->mutex);
+
+	memset(link_cmd, 0, sizeof(*link_cmd));
+
+	/* Set up the rate scaling to start at selected rate, fall back
+	 * all the way down to 1M in IEEE order, and then spin on 1M */
+	if (priv->band == IEEE80211_BAND_5GHZ)
+		r = IWL_RATE_6M_INDEX;
+	else if (ctx && ctx->vif && ctx->vif->p2p)
+		r = IWL_RATE_6M_INDEX;
+	else
+		r = IWL_RATE_1M_INDEX;
+
+	if (r >= IWL_FIRST_CCK_RATE && r <= IWL_LAST_CCK_RATE)
+		rate_flags |= RATE_MCS_CCK_MSK;
+
+	rate_flags |= first_antenna(priv->hw_params.valid_tx_ant) <<
+				RATE_MCS_ANT_POS;
+	rate_n_flags = iwl_hw_set_rate_n_flags(iwl_rates[r].plcp, rate_flags);
+	for (i = 0; i < LINK_QUAL_MAX_RETRY_NUM; i++)
+		link_cmd->rs_table[i].rate_n_flags = rate_n_flags;
+
+	link_cmd->general_params.single_stream_ant_msk =
+			first_antenna(priv->hw_params.valid_tx_ant);
+
+	link_cmd->general_params.dual_stream_ant_msk =
+		priv->hw_params.valid_tx_ant &
+		~first_antenna(priv->hw_params.valid_tx_ant);
+	if (!link_cmd->general_params.dual_stream_ant_msk) {
+		link_cmd->general_params.dual_stream_ant_msk = ANT_AB;
+	} else if (num_of_ant(priv->hw_params.valid_tx_ant) == 2) {
+		link_cmd->general_params.dual_stream_ant_msk =
+			priv->hw_params.valid_tx_ant;
+	}
+
+	link_cmd->agg_params.agg_dis_start_th =
+		LINK_QUAL_AGG_DISABLE_START_DEF;
+	link_cmd->agg_params.agg_time_limit =
+		cpu_to_le16(LINK_QUAL_AGG_TIME_LIMIT_DEF);
+
+	link_cmd->sta_id = sta_id;
+}
+
 /**
  * iwl_clear_ucode_stations - clear ucode station table bits
  *
@@ -841,56 +937,6 @@ int iwl_send_lq_cmd(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
 }
 
 
-void iwl_sta_fill_lq(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
-		     u8 sta_id, struct iwl_link_quality_cmd *link_cmd)
-{
-	int i, r;
-	u32 rate_flags = 0;
-	__le32 rate_n_flags;
-
-	lockdep_assert_held(&priv->mutex);
-
-	memset(link_cmd, 0, sizeof(*link_cmd));
-
-	/* Set up the rate scaling to start at selected rate, fall back
-	 * all the way down to 1M in IEEE order, and then spin on 1M */
-	if (priv->band == IEEE80211_BAND_5GHZ)
-		r = IWL_RATE_6M_INDEX;
-	else if (ctx && ctx->vif && ctx->vif->p2p)
-		r = IWL_RATE_6M_INDEX;
-	else
-		r = IWL_RATE_1M_INDEX;
-
-	if (r >= IWL_FIRST_CCK_RATE && r <= IWL_LAST_CCK_RATE)
-		rate_flags |= RATE_MCS_CCK_MSK;
-
-	rate_flags |= first_antenna(priv->hw_params.valid_tx_ant) <<
-				RATE_MCS_ANT_POS;
-	rate_n_flags = iwl_hw_set_rate_n_flags(iwl_rates[r].plcp, rate_flags);
-	for (i = 0; i < LINK_QUAL_MAX_RETRY_NUM; i++)
-		link_cmd->rs_table[i].rate_n_flags = rate_n_flags;
-
-	link_cmd->general_params.single_stream_ant_msk =
-			first_antenna(priv->hw_params.valid_tx_ant);
-
-	link_cmd->general_params.dual_stream_ant_msk =
-		priv->hw_params.valid_tx_ant &
-		~first_antenna(priv->hw_params.valid_tx_ant);
-	if (!link_cmd->general_params.dual_stream_ant_msk) {
-		link_cmd->general_params.dual_stream_ant_msk = ANT_AB;
-	} else if (num_of_ant(priv->hw_params.valid_tx_ant) == 2) {
-		link_cmd->general_params.dual_stream_ant_msk =
-			priv->hw_params.valid_tx_ant;
-	}
-
-	link_cmd->agg_params.agg_dis_start_th =
-		LINK_QUAL_AGG_DISABLE_START_DEF;
-	link_cmd->agg_params.agg_time_limit =
-		cpu_to_le16(LINK_QUAL_AGG_TIME_LIMIT_DEF);
-
-	link_cmd->sta_id = sta_id;
-}
-
 static struct iwl_link_quality_cmd *
 iwl_sta_alloc_lq(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
 		 u8 sta_id)

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

@@ -289,6 +289,25 @@ static void iwl_bg_bt_full_concurrency(struct work_struct *work)
 	mutex_unlock(&priv->mutex);
 }
 
+int iwl_send_statistics_request(struct iwl_priv *priv, u8 flags, bool clear)
+{
+	struct iwl_statistics_cmd statistics_cmd = {
+		.configuration_flags =
+			clear ? IWL_STATS_CONF_CLEAR_STATS : 0,
+	};
+
+	if (flags & CMD_ASYNC)
+		return iwl_dvm_send_cmd_pdu(priv, REPLY_STATISTICS_CMD,
+					CMD_ASYNC,
+					sizeof(struct iwl_statistics_cmd),
+					&statistics_cmd);
+	else
+		return iwl_dvm_send_cmd_pdu(priv, REPLY_STATISTICS_CMD,
+					CMD_SYNC,
+					sizeof(struct iwl_statistics_cmd),
+					&statistics_cmd);
+}
+
 /**
  * iwl_bg_statistics_periodic - Timer callback to queue statistics
  *
@@ -726,6 +745,29 @@ static int iwlagn_send_tx_ant_config(struct iwl_priv *priv, u8 valid_tx_ant)
 	}
 }
 
+static void iwl_send_bt_config(struct iwl_priv *priv)
+{
+	struct iwl_bt_cmd bt_cmd = {
+		.lead_time = BT_LEAD_TIME_DEF,
+		.max_kill = BT_MAX_KILL_DEF,
+		.kill_ack_mask = 0,
+		.kill_cts_mask = 0,
+	};
+
+	if (!iwlagn_mod_params.bt_coex_active)
+		bt_cmd.flags = BT_COEX_DISABLE;
+	else
+		bt_cmd.flags = BT_COEX_ENABLE;
+
+	priv->bt_enable_flag = bt_cmd.flags;
+	IWL_DEBUG_INFO(priv, "BT coex %s\n",
+		(bt_cmd.flags == BT_COEX_DISABLE) ? "disable" : "active");
+
+	if (iwl_dvm_send_cmd_pdu(priv, REPLY_BT_CONFIG,
+			     CMD_SYNC, sizeof(struct iwl_bt_cmd), &bt_cmd))
+		IWL_ERR(priv, "failed to send BT Coex Config\n");
+}
+
 /**
  * iwl_alive_start - called after REPLY_ALIVE notification received
  *                   from protocol/runtime uCode (initialization uCode's
@@ -790,8 +832,6 @@ int iwl_alive_start(struct iwl_priv *priv)
 
 	ieee80211_wake_queues(priv->hw);
 
-	priv->active_rate = IWL_RATES_MASK;
-
 	/* Configure Tx antenna selection based on H/W config */
 	iwlagn_send_tx_ant_config(priv, priv->hw_params.valid_tx_ant);
 
@@ -1524,7 +1564,7 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans,
 	ucode_flags = fw->ucode_capa.flags;
 
 #ifndef CONFIG_IWLWIFI_P2P
-	ucode_flags &= ~IWL_UCODE_TLV_FLAGS_PAN;
+	ucode_flags &= ~IWL_UCODE_TLV_FLAGS_P2P;
 #endif
 
 	if (ucode_flags & IWL_UCODE_TLV_FLAGS_PAN) {
@@ -2121,6 +2161,65 @@ int iwl_dump_nic_event_log(struct iwl_priv *priv, bool full_log,
 	return pos;
 }
 
+static void iwlagn_fw_error(struct iwl_priv *priv, bool ondemand)
+{
+	unsigned int reload_msec;
+	unsigned long reload_jiffies;
+
+#ifdef CONFIG_IWLWIFI_DEBUG
+	if (iwl_have_debug_level(IWL_DL_FW_ERRORS))
+		iwl_print_rx_config_cmd(priv, IWL_RXON_CTX_BSS);
+#endif
+
+	/* uCode is no longer loaded. */
+	priv->ucode_loaded = false;
+
+	/* Set the FW error flag -- cleared on iwl_down */
+	set_bit(STATUS_FW_ERROR, &priv->status);
+
+	/* Cancel currently queued command. */
+	clear_bit(STATUS_HCMD_ACTIVE, &priv->shrd->status);
+
+	iwl_abort_notification_waits(&priv->notif_wait);
+
+	/* Keep the restart process from trying to send host
+	 * commands by clearing the ready bit */
+	clear_bit(STATUS_READY, &priv->status);
+
+	wake_up(&trans(priv)->wait_command_queue);
+
+	if (!ondemand) {
+		/*
+		 * If firmware keep reloading, then it indicate something
+		 * serious wrong and firmware having problem to recover
+		 * from it. Instead of keep trying which will fill the syslog
+		 * and hang the system, let's just stop it
+		 */
+		reload_jiffies = jiffies;
+		reload_msec = jiffies_to_msecs((long) reload_jiffies -
+					(long) priv->reload_jiffies);
+		priv->reload_jiffies = reload_jiffies;
+		if (reload_msec <= IWL_MIN_RELOAD_DURATION) {
+			priv->reload_count++;
+			if (priv->reload_count >= IWL_MAX_CONTINUE_RELOAD_CNT) {
+				IWL_ERR(priv, "BUG_ON, Stop restarting\n");
+				return;
+			}
+		} else
+			priv->reload_count = 0;
+	}
+
+	if (!test_bit(STATUS_EXIT_PENDING, &priv->status)) {
+		if (iwlagn_mod_params.restart_fw) {
+			IWL_DEBUG_FW_ERRORS(priv,
+				  "Restarting adapter due to uCode error.\n");
+			queue_work(priv->workqueue, &priv->restart);
+		} else
+			IWL_DEBUG_FW_ERRORS(priv,
+				  "Detected FW error, but not restarting\n");
+	}
+}
+
 static void iwl_nic_error(struct iwl_op_mode *op_mode)
 {
 	struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
@@ -2210,6 +2309,27 @@ void iwlagn_lift_passive_no_rx(struct iwl_priv *priv)
 	priv->passive_no_rx = false;
 }
 
+static void iwl_free_skb(struct iwl_op_mode *op_mode, struct sk_buff *skb)
+{
+	struct ieee80211_tx_info *info;
+
+	info = IEEE80211_SKB_CB(skb);
+	kmem_cache_free(iwl_tx_cmd_pool, (info->driver_data[1]));
+	dev_kfree_skb_any(skb);
+}
+
+static void iwl_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state)
+{
+	struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
+
+	if (state)
+		set_bit(STATUS_RF_KILL_HW, &priv->status);
+	else
+		clear_bit(STATUS_RF_KILL_HW, &priv->status);
+
+	wiphy_rfkill_set_hw_state(priv->hw->wiphy, state);
+}
+
 const struct iwl_op_mode_ops iwl_dvm_ops = {
 	.start = iwl_op_mode_dvm_start,
 	.stop = iwl_op_mode_dvm_stop,

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

@@ -97,11 +97,9 @@ static inline void iwl_set_calib_hdr(struct iwl_calib_hdr *hdr, u8 cmd)
 void iwl_down(struct iwl_priv *priv);
 void iwl_cancel_deferred_work(struct iwl_priv *priv);
 void iwlagn_prepare_restart(struct iwl_priv *priv);
-void iwl_free_skb(struct iwl_op_mode *op_mode, struct sk_buff *skb);
 int __must_check iwl_rx_dispatch(struct iwl_op_mode *op_mode,
 				 struct iwl_rx_cmd_buffer *rxb,
 				 struct iwl_device_cmd *cmd);
-void iwl_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state);
 
 bool iwl_check_for_ct_kill(struct iwl_priv *priv);
 
@@ -119,6 +117,8 @@ int iwl_dvm_send_cmd_pdu(struct iwl_priv *priv, u8 id,
 			 u32 flags, u16 len, const void *data);
 
 /* RXON */
+void iwl_connection_init_rx_config(struct iwl_priv *priv,
+				   struct iwl_rxon_context *ctx);
 int iwlagn_set_pan_params(struct iwl_priv *priv);
 int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
 void iwlagn_set_rxon_chain(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
@@ -129,6 +129,14 @@ void iwlagn_bss_info_changed(struct ieee80211_hw *hw,
 			     u32 changes);
 void iwlagn_config_ht40(struct ieee80211_conf *conf,
 			struct iwl_rxon_context *ctx);
+void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_config *ht_conf);
+void 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);
+void iwl_set_rate(struct iwl_priv *priv);
 
 /* uCode */
 int iwl_send_bt_env(struct iwl_priv *priv, u8 action, u8 type);
@@ -141,9 +149,9 @@ int iwl_send_calib_results(struct iwl_priv *priv);
 int iwl_calib_set(struct iwl_priv *priv,
 		  const struct iwl_calib_hdr *cmd, int len);
 void iwl_calib_free_results(struct iwl_priv *priv);
-void iwlagn_fw_error(struct iwl_priv *priv, bool ondemand);
 int iwl_dump_nic_event_log(struct iwl_priv *priv, bool full_log,
 			    char **buf, bool display);
+int iwlagn_hw_valid_rtc_data_addr(u32 addr);
 
 /* lib */
 int iwlagn_send_tx_power(struct iwl_priv *priv);
@@ -151,6 +159,15 @@ void iwlagn_temperature(struct iwl_priv *priv);
 int iwlagn_txfifo_flush(struct iwl_priv *priv, u16 flush_control);
 void iwlagn_dev_txfifo_flush(struct iwl_priv *priv, u16 flush_control);
 int iwlagn_send_beacon_cmd(struct iwl_priv *priv);
+int iwl_send_statistics_request(struct iwl_priv *priv,
+				u8 flags, bool clear);
+
+static inline const struct ieee80211_supported_band *iwl_get_hw_mode(
+			struct iwl_priv *priv, enum ieee80211_band band)
+{
+	return priv->hw->wiphy->bands[band];
+}
+
 #ifdef CONFIG_PM_SLEEP
 int iwlagn_send_patterns(struct iwl_priv *priv,
 			 struct cfg80211_wowlan *wowlan);
@@ -160,6 +177,7 @@ int iwlagn_suspend(struct iwl_priv *priv, struct cfg80211_wowlan *wowlan);
 /* rx */
 int iwlagn_hwrate_to_mac80211_idx(u32 rate_n_flags, enum ieee80211_band band);
 void iwl_setup_rx_handlers(struct iwl_priv *priv);
+void iwl_chswitch_done(struct iwl_priv *priv, bool is_success);
 
 
 /* tx */
@@ -205,6 +223,30 @@ u8 iwl_toggle_tx_ant(struct iwl_priv *priv, u8 ant_idx, u8 valid);
 void iwlagn_post_scan(struct iwl_priv *priv);
 void iwlagn_disable_roc(struct iwl_priv *priv);
 int iwl_force_rf_reset(struct iwl_priv *priv, bool external);
+void iwl_init_scan_params(struct iwl_priv *priv);
+int iwl_scan_cancel(struct iwl_priv *priv);
+void iwl_scan_cancel_timeout(struct iwl_priv *priv, unsigned long ms);
+void iwl_force_scan_end(struct iwl_priv *priv);
+void iwl_internal_short_hw_scan(struct iwl_priv *priv);
+void iwl_setup_rx_scan_handlers(struct iwl_priv *priv);
+void iwl_setup_scan_deferred_work(struct iwl_priv *priv);
+void iwl_cancel_scan_deferred_work(struct iwl_priv *priv);
+int __must_check iwl_scan_initiate(struct iwl_priv *priv,
+				   struct ieee80211_vif *vif,
+				   enum iwl_scan_type scan_type,
+				   enum ieee80211_band band);
+
+/* For faster active scanning, scan will move to the next channel if fewer than
+ * PLCP_QUIET_THRESH packets are heard on this channel within
+ * ACTIVE_QUIET_TIME after sending probe request.  This shortens the dwell
+ * time if it's a quiet channel (nothing responded to our probe, and there's
+ * no other traffic).
+ * Disable "quiet" feature by setting PLCP_QUIET_THRESH to 0. */
+#define IWL_ACTIVE_QUIET_TIME       cpu_to_le16(10)  /* msec */
+#define IWL_PLCP_QUIET_THRESH       cpu_to_le16(1)  /* packets */
+
+#define IWL_SCAN_CHECK_WATCHDOG		(HZ * 7)
+
 
 /* bt coex */
 void iwlagn_send_advance_bt_config(struct iwl_priv *priv);
@@ -217,6 +259,12 @@ void iwlagn_bt_cancel_deferred_work(struct iwl_priv *priv);
 void iwlagn_bt_coex_rssi_monitor(struct iwl_priv *priv);
 void iwlagn_bt_adjust_rssi_monitor(struct iwl_priv *priv, bool rssi_ena);
 
+static inline bool iwl_advanced_bt_coexist(struct iwl_priv *priv)
+{
+	return cfg(priv)->bt_params &&
+	       cfg(priv)->bt_params->advanced_bt_coexist;
+}
+
 #ifdef CONFIG_IWLWIFI_DEBUG
 const char *iwl_get_tx_fail_reason(u32 status);
 const char *iwl_get_agg_tx_fail_reason(u16 status);
@@ -255,8 +303,6 @@ void iwl_deactivate_station(struct iwl_priv *priv, const u8 sta_id,
 u8 iwl_prep_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
 		    const u8 *addr, bool is_ap, struct ieee80211_sta *sta);
 
-void iwl_sta_fill_lq(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
-		     u8 sta_id, struct iwl_link_quality_cmd *link_cmd);
 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 iwl_add_sta_callback(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb,
@@ -264,6 +310,9 @@ int iwl_add_sta_callback(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb,
 int iwl_sta_update_ht(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
 		      struct ieee80211_sta *sta);
 
+bool iwl_is_ht40_tx_allowed(struct iwl_priv *priv,
+			    struct iwl_rxon_context *ctx,
+			    struct ieee80211_sta_ht_cap *ht_cap);
 
 static inline int iwl_sta_id(struct ieee80211_sta *sta)
 {

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

@@ -1918,7 +1918,7 @@ struct iwl_basic_bt_cmd {
 	__le16 valid;
 };
 
-struct iwl6000_bt_cmd {
+struct iwl_bt_cmd_v1 {
 	struct iwl_basic_bt_cmd basic;
 	u8 prio_boost;
 	/*
@@ -1929,7 +1929,7 @@ struct iwl6000_bt_cmd {
 	__le16 rx_prio_boost;	/* SW boost of WiFi rx priority */
 };
 
-struct iwl2000_bt_cmd {
+struct iwl_bt_cmd_v2 {
 	struct iwl_basic_bt_cmd basic;
 	__le32 prio_boost;
 	/*

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

@@ -78,19 +78,6 @@ struct iwl_cmd;
  *   L i b                 *
  ***************************/
 
-void 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);
-void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_config *ht_conf);
-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 iwl_rxon_context *ctx);
-void iwl_set_rate(struct iwl_priv *priv);
 int iwl_cmd_echo_test(struct iwl_priv *priv);
 #ifdef CONFIG_IWLWIFI_DEBUGFS
 int iwl_alloc_traffic_mem(struct iwl_priv *priv);
@@ -131,43 +118,9 @@ static inline void iwl_update_stats(struct iwl_priv *priv, bool is_tx,
 }
 #endif
 
-/*****************************************************
-* RX
-******************************************************/
-void iwl_chswitch_done(struct iwl_priv *priv, bool is_success);
-
-/*****************************************************
- * TX power
- ****************************************************/
-int iwl_set_tx_power(struct iwl_priv *priv, s8 tx_power, bool force);
-
 /*******************************************************************************
  * Scanning
  ******************************************************************************/
-void iwl_init_scan_params(struct iwl_priv *priv);
-int iwl_scan_cancel(struct iwl_priv *priv);
-void iwl_scan_cancel_timeout(struct iwl_priv *priv, unsigned long ms);
-void iwl_force_scan_end(struct iwl_priv *priv);
-void iwl_internal_short_hw_scan(struct iwl_priv *priv);
-void iwl_setup_rx_scan_handlers(struct iwl_priv *priv);
-void iwl_setup_scan_deferred_work(struct iwl_priv *priv);
-void iwl_cancel_scan_deferred_work(struct iwl_priv *priv);
-int __must_check iwl_scan_initiate(struct iwl_priv *priv,
-				   struct ieee80211_vif *vif,
-				   enum iwl_scan_type scan_type,
-				   enum ieee80211_band band);
-
-/* For faster active scanning, scan will move to the next channel if fewer than
- * PLCP_QUIET_THRESH packets are heard on this channel within
- * ACTIVE_QUIET_TIME after sending probe request.  This shortens the dwell
- * time if it's a quiet channel (nothing responded to our probe, and there's
- * no other traffic).
- * Disable "quiet" feature by setting PLCP_QUIET_THRESH to 0. */
-#define IWL_ACTIVE_QUIET_TIME       cpu_to_le16(10)  /* msec */
-#define IWL_PLCP_QUIET_THRESH       cpu_to_le16(1)  /* packets */
-
-#define IWL_SCAN_CHECK_WATCHDOG		(HZ * 7)
-
 /* traffic log definitions */
 #define IWL_TRAFFIC_ENTRIES	(256)
 #define IWL_TRAFFIC_ENTRY_SIZE  (64)
@@ -175,27 +128,6 @@ int __must_check iwl_scan_initiate(struct iwl_priv *priv,
 /*****************************************************
  *   S e n d i n g     H o s t     C o m m a n d s   *
  *****************************************************/
-
-u32 iwl_usecs_to_beacons(struct iwl_priv *priv, u32 usec, u32 beacon_interval);
-__le32 iwl_add_beacon_time(struct iwl_priv *priv, u32 base,
-			   u32 addon, u32 beacon_interval);
-
-extern void iwl_send_bt_config(struct iwl_priv *priv);
-extern int iwl_send_statistics_request(struct iwl_priv *priv,
-				       u8 flags, bool clear);
-
-static inline const struct ieee80211_supported_band *iwl_get_hw_mode(
-			struct iwl_priv *priv, enum ieee80211_band band)
-{
-	return priv->hw->wiphy->bands[band];
-}
-
-static inline bool iwl_advanced_bt_coexist(struct iwl_priv *priv)
-{
-	return cfg(priv)->bt_params &&
-	       cfg(priv)->bt_params->advanced_bt_coexist;
-}
-
 extern bool bt_siso_mode;
 
 #endif /* __iwl_core_h__ */

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

@@ -861,8 +861,6 @@ struct iwl_priv {
 
 	__le16 switch_channel;
 
-	u16 active_rate;
-
 	u8 start_calib;
 	struct iwl_sensitivity_data sensitivity_data;
 	struct iwl_chain_noise_data chain_noise_data;

drivers/net/wireless/iwlwifi/iwl-mac80211.c

@@ -914,6 +914,21 @@ static void iwlagn_mac_channel_switch(struct ieee80211_hw *hw,
 	IWL_DEBUG_MAC80211(priv, "leave\n");
 }
 
+void iwl_chswitch_done(struct iwl_priv *priv, bool is_success)
+{
+	/*
+	 * MULTI-FIXME
+	 * See iwlagn_mac_channel_switch.
+	 */
+	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
+
+	if (test_bit(STATUS_EXIT_PENDING, &priv->status))
+		return;
+
+	if (test_and_clear_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status))
+		ieee80211_chswitch_done(ctx->vif, is_success);
+}
+
 static void iwlagn_configure_filter(struct ieee80211_hw *hw,
 				    unsigned int changed_flags,
 				    unsigned int *total_flags,

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

@@ -190,7 +190,6 @@ enum iwl_rxon_context_id {
 	NUM_IWL_RXON_CTX
 };
 
-int iwlagn_hw_valid_rtc_data_addr(u32 addr);
 const char *get_cmd_string(u8 cmd);
 
 #define IWL_CMD(x) case x: return #x