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

drivers/net/wireless/b43/rfkill.c

@@ -43,6 +43,23 @@ static bool b43_is_hw_radio_enabled(struct b43_wldev *dev)
 	return 0;
 }
 
+/* Update the rfkill state */
+static void b43_rfkill_update_state(struct b43_wldev *dev)
+{
+	struct b43_rfkill *rfk = &(dev->wl->rfkill);
+
+	if (!dev->radio_hw_enable) {
+		rfk->rfkill->state = RFKILL_STATE_HARD_BLOCKED;
+		return;
+	}
+
+	if (!dev->phy.radio_on)
+		rfk->rfkill->state = RFKILL_STATE_SOFT_BLOCKED;
+	else
+		rfk->rfkill->state = RFKILL_STATE_UNBLOCKED;
+
+}
+
 /* The poll callback for the hardware button. */
 static void b43_rfkill_poll(struct input_polled_dev *poll_dev)
 {
@@ -60,6 +77,7 @@ static void b43_rfkill_poll(struct input_polled_dev *poll_dev)
 	if (unlikely(enabled != dev->radio_hw_enable)) {
 		dev->radio_hw_enable = enabled;
 		report_change = 1;
+		b43_rfkill_update_state(dev);
 		b43info(wl, "Radio hardware status changed to %s\n",
 			enabled ? "ENABLED" : "DISABLED");
 	}
@@ -135,7 +153,7 @@ void b43_rfkill_init(struct b43_wldev *dev)
 	snprintf(rfk->name, sizeof(rfk->name),
 		 "b43-%s", wiphy_name(wl->hw->wiphy));
 	rfk->rfkill->name = rfk->name;
-	rfk->rfkill->state = RFKILL_STATE_ON;
+	rfk->rfkill->state = RFKILL_STATE_UNBLOCKED;
 	rfk->rfkill->data = dev;
 	rfk->rfkill->toggle_radio = b43_rfkill_soft_toggle;
 	rfk->rfkill->user_claim_unsupported = 1;

drivers/net/wireless/b43legacy/rfkill.c

@@ -44,6 +44,23 @@ static bool b43legacy_is_hw_radio_enabled(struct b43legacy_wldev *dev)
 	return 0;
 }
 
+/* Update the rfkill state */
+static void b43legacy_rfkill_update_state(struct b43legacy_wldev *dev)
+{
+	struct b43legacy_rfkill *rfk = &(dev->wl->rfkill);
+
+	if (!dev->radio_hw_enable) {
+		rfk->rfkill->state = RFKILL_STATE_HARD_BLOCKED;
+		return;
+	}
+
+	if (!dev->phy.radio_on)
+		rfk->rfkill->state = RFKILL_STATE_SOFT_BLOCKED;
+	else
+		rfk->rfkill->state = RFKILL_STATE_UNBLOCKED;
+
+}
+
 /* The poll callback for the hardware button. */
 static void b43legacy_rfkill_poll(struct input_polled_dev *poll_dev)
 {
@@ -61,6 +78,7 @@ static void b43legacy_rfkill_poll(struct input_polled_dev *poll_dev)
 	if (unlikely(enabled != dev->radio_hw_enable)) {
 		dev->radio_hw_enable = enabled;
 		report_change = 1;
+		b43legacy_rfkill_update_state(dev);
 		b43legacyinfo(wl, "Radio hardware status changed to %s\n",
 			enabled ? "ENABLED" : "DISABLED");
 	}
@@ -139,7 +157,7 @@ void b43legacy_rfkill_init(struct b43legacy_wldev *dev)
 	snprintf(rfk->name, sizeof(rfk->name),
 		 "b43legacy-%s", wiphy_name(wl->hw->wiphy));
 	rfk->rfkill->name = rfk->name;
-	rfk->rfkill->state = RFKILL_STATE_ON;
+	rfk->rfkill->state = RFKILL_STATE_UNBLOCKED;
 	rfk->rfkill->data = dev;
 	rfk->rfkill->toggle_radio = b43legacy_rfkill_soft_toggle;
 	rfk->rfkill->user_claim_unsupported = 1;

drivers/net/wireless/hostap/hostap_80211_rx.c

@@ -78,6 +78,9 @@ int prism2_rx_80211(struct net_device *dev, struct sk_buff *skb,
 			prism_header = 2;
 			phdrlen = sizeof(struct linux_wlan_ng_cap_hdr);
 		}
+	} else if (dev->type == ARPHRD_IEEE80211_RADIOTAP) {
+		prism_header = 3;
+		phdrlen = sizeof(struct hostap_radiotap_rx);
 	} else {
 		prism_header = 0;
 		phdrlen = 0;
@@ -165,6 +168,24 @@ hdr->f.status = s; hdr->f.len = l; hdr->f.data = d
 		hdr->ssi_noise  = htonl(rx_stats->noise);
 		hdr->preamble   = htonl(0); /* unknown */
 		hdr->encoding   = htonl(1); /* cck */
+	} else if (prism_header == 3) {
+		struct hostap_radiotap_rx *hdr;
+		hdr = (struct hostap_radiotap_rx *)skb_push(skb, phdrlen);
+		memset(hdr, 0, phdrlen);
+		hdr->hdr.it_len = cpu_to_le16(phdrlen);
+		hdr->hdr.it_present =
+			cpu_to_le32((1 << IEEE80211_RADIOTAP_TSFT) |
+				    (1 << IEEE80211_RADIOTAP_CHANNEL) |
+				    (1 << IEEE80211_RADIOTAP_RATE) |
+				    (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) |
+				    (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE));
+		hdr->tsft = cpu_to_le64(rx_stats->mac_time);
+		hdr->chan_freq = cpu_to_le16(freq_list[local->channel - 1]);
+		hdr->chan_flags = cpu_to_le16(IEEE80211_CHAN_CCK |
+						 IEEE80211_CHAN_2GHZ);
+		hdr->rate = rx_stats->rate / 5;
+		hdr->dbm_antsignal = rx_stats->signal;
+		hdr->dbm_antnoise = rx_stats->noise;
 	}
 
 	ret = skb->len - phdrlen;

drivers/net/wireless/hostap/hostap_hw.c

@@ -3204,6 +3204,7 @@ prism2_init_local_data(struct prism2_helper_functions *funcs, int card_idx,
 	local->auth_algs = PRISM2_AUTH_OPEN | PRISM2_AUTH_SHARED_KEY;
 	local->sram_type = -1;
 	local->scan_channel_mask = 0xffff;
+	local->monitor_type = PRISM2_MONITOR_RADIOTAP;
 
 	/* Initialize task queue structures */
 	INIT_WORK(&local->reset_queue, handle_reset_queue);

drivers/net/wireless/hostap/hostap_ioctl.c

@@ -897,6 +897,8 @@ static void hostap_monitor_set_type(local_info_t *local)
 	if (local->monitor_type == PRISM2_MONITOR_PRISM ||
 	    local->monitor_type == PRISM2_MONITOR_CAPHDR) {
 		dev->type = ARPHRD_IEEE80211_PRISM;
+	} else if (local->monitor_type == PRISM2_MONITOR_RADIOTAP) {
+		dev->type = ARPHRD_IEEE80211_RADIOTAP;
 	} else {
 		dev->type = ARPHRD_IEEE80211;
 	}
@@ -2520,7 +2522,8 @@ static int prism2_ioctl_priv_prism2_param(struct net_device *dev,
 	case PRISM2_PARAM_MONITOR_TYPE:
 		if (value != PRISM2_MONITOR_80211 &&
 		    value != PRISM2_MONITOR_CAPHDR &&
-		    value != PRISM2_MONITOR_PRISM) {
+		    value != PRISM2_MONITOR_PRISM &&
+		    value != PRISM2_MONITOR_RADIOTAP) {
 			ret = -EINVAL;
 			break;
 		}

drivers/net/wireless/hostap/hostap_main.c

@@ -596,25 +596,7 @@ void hostap_dump_tx_header(const char *name, const struct hfa384x_tx_frame *tx)
 
 int hostap_80211_header_parse(const struct sk_buff *skb, unsigned char *haddr)
 {
-	struct hostap_interface *iface = netdev_priv(skb->dev);
-	local_info_t *local = iface->local;
-
-	if (local->monitor_type == PRISM2_MONITOR_PRISM ||
-	    local->monitor_type == PRISM2_MONITOR_CAPHDR) {
-		const unsigned char *mac = skb_mac_header(skb);
-
-		if (*(u32 *)mac == LWNG_CAP_DID_BASE) {
-			memcpy(haddr,
-			       mac + sizeof(struct linux_wlan_ng_prism_hdr) + 10,
-			       ETH_ALEN); /* addr2 */
-		} else { /* (*(u32 *)mac == htonl(LWNG_CAPHDR_VERSION)) */
-			memcpy(haddr,
-			       mac + sizeof(struct linux_wlan_ng_cap_hdr) + 10,
-			       ETH_ALEN); /* addr2 */
-		}
-	} else
-		memcpy(haddr, skb_mac_header(skb) + 10, ETH_ALEN); /* addr2 */
-
+	memcpy(haddr, skb_mac_header(skb) + 10, ETH_ALEN); /* addr2 */
 	return ETH_ALEN;
 }
 

drivers/net/wireless/hostap/hostap_wlan.h

@@ -5,6 +5,7 @@
 #include <linux/netdevice.h>
 #include <linux/mutex.h>
 #include <net/iw_handler.h>
+#include <net/ieee80211_radiotap.h>
 
 #include "hostap_config.h"
 #include "hostap_common.h"
@@ -55,6 +56,17 @@ struct linux_wlan_ng_cap_hdr {
 	__be32 encoding;
 } __attribute__ ((packed));
 
+struct hostap_radiotap_rx {
+	struct ieee80211_radiotap_header hdr;
+	__le64 tsft;
+	u8 rate;
+	u8 padding;
+	__le16 chan_freq;
+	__le16 chan_flags;
+	s8 dbm_antsignal;
+	s8 dbm_antnoise;
+} __attribute__ ((packed));
+
 #define LWNG_CAP_DID_BASE   (4 | (1 << 6)) /* section 4, group 1 */
 #define LWNG_CAPHDR_VERSION 0x80211001
 
@@ -734,7 +746,7 @@ struct local_info {
 	unsigned long scan_timestamp; /* Time started to scan */
 	enum {
 		PRISM2_MONITOR_80211 = 0, PRISM2_MONITOR_PRISM = 1,
-		PRISM2_MONITOR_CAPHDR = 2
+		PRISM2_MONITOR_CAPHDR = 2, PRISM2_MONITOR_RADIOTAP = 3
 	} monitor_type;
 	int monitor_allow_fcserr;
 

drivers/net/wireless/iwlwifi/Kconfig

@@ -8,7 +8,6 @@ config IWLCORE
 	select MAC80211_LEDS if IWLWIFI_LEDS
 	select LEDS_CLASS if IWLWIFI_LEDS
 	select RFKILL if IWLWIFI_RFKILL
-	select RFKILL_INPUT if (IWLWIFI_RFKILL && INPUT)
 
 config IWLWIFI_LEDS
 	bool

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

@@ -36,6 +36,10 @@
 #include <linux/kernel.h>
 #include <net/ieee80211_radiotap.h>
 
+/*used for rfkill*/
+#include <linux/rfkill.h>
+#include <linux/input.h>
+
 /* Hardware specific file defines the PCI IDs table for that hardware module */
 extern struct pci_device_id iwl3945_hw_card_ids[];
 
@@ -686,6 +690,23 @@ enum {
 
 #endif
 
+#ifdef CONFIG_IWLWIFI_RFKILL
+struct iwl3945_priv;
+
+struct iwl3945_rfkill_mngr {
+	struct rfkill *rfkill;
+	struct input_dev *input_dev;
+};
+
+void iwl3945_rfkill_set_hw_state(struct iwl3945_priv *priv);
+void iwl3945_rfkill_unregister(struct iwl3945_priv *priv);
+int iwl3945_rfkill_init(struct iwl3945_priv *priv);
+#else
+static inline void iwl3945_rfkill_set_hw_state(struct iwl3945_priv *priv) {}
+static inline void iwl3945_rfkill_unregister(struct iwl3945_priv *priv) {}
+static inline int iwl3945_rfkill_init(struct iwl3945_priv *priv) { return 0; }
+#endif
+
 #define IWL_MAX_NUM_QUEUES IWL39_MAX_NUM_QUEUES
 
 struct iwl3945_priv {
@@ -779,6 +800,10 @@ struct iwl3945_priv {
 	struct iwl3945_init_alive_resp card_alive_init;
 	struct iwl3945_alive_resp card_alive;
 
+#ifdef CONFIG_IWLWIFI_RFKILL
+	struct iwl3945_rfkill_mngr rfkill_mngr;
+#endif
+
 #ifdef CONFIG_IWL3945_LEDS
 	struct iwl3945_led led[IWL_LED_TRG_MAX];
 	unsigned long last_blink_time;

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

@@ -822,9 +822,6 @@ static void rs_tx_status(void *priv_rate, struct net_device *dev,
 
 	lq_sta = (struct iwl4965_lq_sta *)sta->rate_ctrl_priv;
 
-	if (!priv->lq_mngr.lq_ready)
-		goto out;
-
 	if ((priv->iw_mode == IEEE80211_IF_TYPE_IBSS) &&
 	    !lq_sta->ibss_sta_added)
 		goto out;
@@ -1678,10 +1675,6 @@ static void rs_rate_scale_perform(struct iwl_priv *priv,
 	if (!sta || !sta->rate_ctrl_priv)
 		return;
 
-	if (!priv->lq_mngr.lq_ready) {
-		IWL_DEBUG_RATE("still rate scaling not ready\n");
-		return;
-	}
 	lq_sta = (struct iwl4965_lq_sta *)sta->rate_ctrl_priv;
 
 	tid = rs_tl_add_packet(lq_sta, hdr);
@@ -2140,11 +2133,8 @@ static void rs_get_rate(void *priv_rate, struct net_device *dev,
 			lq_sta->ibss_sta_added = 1;
 			rs_initialize_lq(priv, conf, sta);
 		}
-		if (!lq_sta->ibss_sta_added)
-			goto done;
 	}
 
-done:
 	if ((i < 0) || (i > IWL_RATE_COUNT)) {
 		sel->rate_idx = rate_lowest_index(local, sband, sta);
 		goto out;
@@ -2279,9 +2269,6 @@ static void rs_rate_init(void *priv_rate, void *priv_sta,
 	lq_sta->drv = priv;
 #endif
 
-	if (priv->assoc_station_added)
-		priv->lq_mngr.lq_ready = 1;
-
 	rs_initialize_lq(priv, conf, sta);
 }
 
@@ -2421,7 +2408,7 @@ static void rs_clear(void *priv_rate)
 
 	IWL_DEBUG_RATE("enter\n");
 
-	priv->lq_mngr.lq_ready = 0;
+	/* TODO - add rate scale state reset */
 
 	IWL_DEBUG_RATE("leave\n");
 }
@@ -2716,13 +2703,6 @@ int iwl4965_fill_rs_info(struct ieee80211_hw *hw, char *buf, u8 sta_id)
 	return cnt;
 }
 
-void iwl4965_rate_scale_init(struct ieee80211_hw *hw, s32 sta_id)
-{
-	struct iwl_priv *priv = hw->priv;
-
-	priv->lq_mngr.lq_ready = 1;
-}
-
 int iwl4965_rate_control_register(void)
 {
 	return ieee80211_rate_control_register(&rs_ops);

drivers/net/wireless/iwlwifi/iwl-4965-rs.h

@@ -295,14 +295,6 @@ static inline u8 iwl4965_get_prev_ieee_rate(u8 rate_index)
  */
 extern int iwl4965_fill_rs_info(struct ieee80211_hw *, char *buf, u8 sta_id);
 
-/**
- * iwl4965_rate_scale_init - Initialize the rate scale table based on assoc info
- *
- * The specific throughput table used is based on the type of network
- * the associated with, including A, B, G, and G w/ TGG protection
- */
-extern void iwl4965_rate_scale_init(struct ieee80211_hw *hw, s32 sta_id);
-
 /**
  * iwl4965_rate_control_register - Register the rate control algorithm callbacks
  *

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

@@ -675,7 +675,7 @@ static void iwl5000_init_alive_start(struct iwl_priv *priv)
 		goto restart;
 	}
 
-	iwlcore_clear_stations_table(priv);
+	iwl_clear_stations_table(priv);
 	ret = priv->cfg->ops->lib->alive_notify(priv);
 	if (ret) {
 		IWL_WARNING("Could not complete ALIVE transition: %d\n", ret);
@@ -807,11 +807,8 @@ static int iwl5000_alive_notify(struct iwl_priv *priv)
 
 	iwl5000_send_Xtal_calib(priv);
 
-	if (priv->ucode_type == UCODE_RT) {
+	if (priv->ucode_type == UCODE_RT)
 		iwl5000_send_calib_results(priv);
-		set_bit(STATUS_READY, &priv->status);
-		priv->is_open = 1;
-	}
 
 	return 0;
 }
@@ -827,19 +824,11 @@ static int iwl5000_hw_set_hw_params(struct iwl_priv *priv)
 
 	priv->hw_params.max_txq_num = priv->cfg->mod_params->num_of_queues;
 	priv->hw_params.first_ampdu_q = IWL50_FIRST_AMPDU_QUEUE;
-	priv->hw_params.sw_crypto = priv->cfg->mod_params->sw_crypto;
-	priv->hw_params.max_rxq_size = RX_QUEUE_SIZE;
-	priv->hw_params.max_rxq_log = RX_QUEUE_SIZE_LOG;
-	if (priv->cfg->mod_params->amsdu_size_8K)
-		priv->hw_params.rx_buf_size = IWL_RX_BUF_SIZE_8K;
-	else
-		priv->hw_params.rx_buf_size = IWL_RX_BUF_SIZE_4K;
-	priv->hw_params.max_pkt_size = priv->hw_params.rx_buf_size - 256;
 	priv->hw_params.max_stations = IWL5000_STATION_COUNT;
 	priv->hw_params.bcast_sta_id = IWL5000_BROADCAST_ID;
 	priv->hw_params.max_data_size = IWL50_RTC_DATA_SIZE;
 	priv->hw_params.max_inst_size = IWL50_RTC_INST_SIZE;
-	priv->hw_params.max_bsm_size = BSM_SRAM_SIZE;
+	priv->hw_params.max_bsm_size = 0;
 	priv->hw_params.fat_channel =  BIT(IEEE80211_BAND_2GHZ) |
 					BIT(IEEE80211_BAND_5GHZ);
 	priv->hw_params.sens = &iwl5000_sensitivity;
@@ -1426,13 +1415,18 @@ static int  iwl5000_send_tx_power(struct iwl_priv *priv)
 
 	/* half dBm need to multiply */
 	tx_power_cmd.global_lmt = (s8)(2 * priv->tx_power_user_lmt);
-	tx_power_cmd.flags = 0;
+	tx_power_cmd.flags = IWL50_TX_POWER_NO_CLOSED;
 	tx_power_cmd.srv_chan_lmt = IWL50_TX_POWER_AUTO;
 	return  iwl_send_cmd_pdu_async(priv, REPLY_TX_POWER_DBM_CMD,
 				       sizeof(tx_power_cmd), &tx_power_cmd,
 				       NULL);
 }
 
+static void iwl5000_temperature(struct iwl_priv *priv)
+{
+	/* store temperature from statistics (in Celsius) */
+	priv->temperature = le32_to_cpu(priv->statistics.general.temperature);
+}
 
 static struct iwl_hcmd_ops iwl5000_hcmd = {
 	.rxon_assoc = iwl5000_send_rxon_assoc,
@@ -1462,6 +1456,7 @@ static struct iwl_lib_ops iwl5000_lib = {
 	.init_alive_start = iwl5000_init_alive_start,
 	.alive_notify = iwl5000_alive_notify,
 	.send_tx_power = iwl5000_send_tx_power,
+	.temperature = iwl5000_temperature,
 	.apm_ops = {
 		.init =	iwl5000_apm_init,
 		.reset = iwl5000_apm_reset,
@@ -1541,6 +1536,8 @@ module_param_named(queues_num50, iwl50_mod_params.num_of_queues, int, 0444);
 MODULE_PARM_DESC(queues_num50, "number of hw queues in 50xx series");
 module_param_named(qos_enable50, iwl50_mod_params.enable_qos, int, 0444);
 MODULE_PARM_DESC(qos_enable50, "enable all 50XX QoS functionality");
+module_param_named(11n_disable50, iwl50_mod_params.disable_11n, int, 0444);
+MODULE_PARM_DESC(11n_disable50, "disable 50XX 11n functionality");
 module_param_named(amsdu_size_8K50, iwl50_mod_params.amsdu_size_8K, int, 0444);
 MODULE_PARM_DESC(amsdu_size_8K50, "enable 8K amsdu size in 50XX series");
 module_param_named(fw_restart50, iwl50_mod_params.restart_fw, int, 0444);

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

@@ -470,7 +470,7 @@ void iwl_init_sensitivity(struct iwl_priv *priv)
 EXPORT_SYMBOL(iwl_init_sensitivity);
 
 void iwl_sensitivity_calibration(struct iwl_priv *priv,
-				    struct iwl4965_notif_statistics *resp)
+				    struct iwl_notif_statistics *resp)
 {
 	u32 rx_enable_time;
 	u32 fa_cck;
@@ -584,7 +584,7 @@ EXPORT_SYMBOL(iwl_sensitivity_calibration);
  * 2)  Differential rx gain settings to balance the 3 receivers.
  */
 void iwl_chain_noise_calibration(struct iwl_priv *priv,
-			      struct iwl4965_notif_statistics *stat_resp)
+				 struct iwl_notif_statistics *stat_resp)
 {
 	struct iwl_chain_noise_data *data = NULL;
 

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

@@ -67,9 +67,9 @@
 #include "iwl-commands.h"
 
 void iwl_chain_noise_calibration(struct iwl_priv *priv,
-				struct iwl4965_notif_statistics *stat_resp);
+				struct iwl_notif_statistics *stat_resp);
 void iwl_sensitivity_calibration(struct iwl_priv *priv,
-				struct iwl4965_notif_statistics *resp);
+				struct iwl_notif_statistics *resp);
 
 void iwl_init_sensitivity(struct iwl_priv *priv);
 void iwl_reset_run_time_calib(struct iwl_priv *priv);

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

@@ -336,6 +336,8 @@ struct iwl4965_tx_power_db {
  * struct iwl5000_tx_power_dbm_cmd
  */
 #define IWL50_TX_POWER_AUTO 0x7f
+#define IWL50_TX_POWER_NO_CLOSED (0x1 << 6)
+
 struct iwl5000_tx_power_dbm_cmd {
 	s8 global_lmt; /*in half-dBm (e.g. 30 = 15 dBm) */
 	u8 flags;
@@ -1534,7 +1536,7 @@ struct iwl5000_tx_resp {
  *
  * Reports Block-Acknowledge from recipient station
  */
-struct iwl4965_compressed_ba_resp {
+struct iwl_compressed_ba_resp {
 	__le32 sta_addr_lo32;
 	__le16 sta_addr_hi16;
 	__le16 reserved;
@@ -2504,7 +2506,7 @@ struct statistics_general {
  */
 #define IWL_STATS_CONF_CLEAR_STATS __constant_cpu_to_le32(0x1)	/* see above */
 #define IWL_STATS_CONF_DISABLE_NOTIF __constant_cpu_to_le32(0x2)/* see above */
-struct iwl4965_statistics_cmd {
+struct iwl_statistics_cmd {
 	__le32 configuration_flags;	/* IWL_STATS_CONF_* */
 } __attribute__ ((packed));
 
@@ -2525,7 +2527,7 @@ struct iwl4965_statistics_cmd {
  */
 #define STATISTICS_REPLY_FLG_BAND_24G_MSK         __constant_cpu_to_le32(0x2)
 #define STATISTICS_REPLY_FLG_FAT_MODE_MSK         __constant_cpu_to_le32(0x8)
-struct iwl4965_notif_statistics {
+struct iwl_notif_statistics {
 	__le32 flag;
 	struct statistics_rx rx;
 	struct statistics_tx tx;
@@ -2998,8 +3000,8 @@ struct iwl_rx_packet {
 		struct iwl_rem_sta_resp rem_sta;
 		struct iwl4965_sleep_notification sleep_notif;
 		struct iwl4965_spectrum_resp spectrum;
-		struct iwl4965_notif_statistics stats;
-		struct iwl4965_compressed_ba_resp compressed_ba;
+		struct iwl_notif_statistics stats;
+		struct iwl_compressed_ba_resp compressed_ba;
 		struct iwl4965_missed_beacon_notif missed_beacon;
 		struct iwl5000_calibration calib;
 		__le32 status;

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

@@ -273,22 +273,27 @@ int iwl_hw_nic_init(struct iwl_priv *priv)
 EXPORT_SYMBOL(iwl_hw_nic_init);
 
 /**
- * iwlcore_clear_stations_table - Clear the driver's station table
+ * iwl_clear_stations_table - Clear the driver's station table
  *
  * NOTE:  This does not clear or otherwise alter the device's station table.
  */
-void iwlcore_clear_stations_table(struct iwl_priv *priv)
+void iwl_clear_stations_table(struct iwl_priv *priv)
 {
 	unsigned long flags;
 
 	spin_lock_irqsave(&priv->sta_lock, flags);
 
+	if (iwl_is_alive(priv) &&
+	   !test_bit(STATUS_EXIT_PENDING, &priv->status) &&
+	   iwl_send_cmd_pdu_async(priv, REPLY_REMOVE_ALL_STA, 0, NULL, NULL))
+		IWL_ERROR("Couldn't clear the station table\n");
+
 	priv->num_stations = 0;
 	memset(priv->stations, 0, sizeof(priv->stations));
 
 	spin_unlock_irqrestore(&priv->sta_lock, flags);
 }
-EXPORT_SYMBOL(iwlcore_clear_stations_table);
+EXPORT_SYMBOL(iwl_clear_stations_table);
 
 void iwl_reset_qos(struct iwl_priv *priv)
 {
@@ -490,7 +495,9 @@ static int iwlcore_init_geos(struct iwl_priv *priv)
 	sband->bitrates = &rates[IWL_FIRST_OFDM_RATE];
 	sband->n_bitrates = IWL_RATE_COUNT - IWL_FIRST_OFDM_RATE;
 
-	iwlcore_init_ht_hw_capab(priv, &sband->ht_info, IEEE80211_BAND_5GHZ);
+	if (priv->cfg->sku & IWL_SKU_N)
+		iwlcore_init_ht_hw_capab(priv, &sband->ht_info,
+					 IEEE80211_BAND_5GHZ);
 
 	sband = &priv->bands[IEEE80211_BAND_2GHZ];
 	sband->channels = channels;
@@ -498,7 +505,9 @@ static int iwlcore_init_geos(struct iwl_priv *priv)
 	sband->bitrates = rates;
 	sband->n_bitrates = IWL_RATE_COUNT;
 
-	iwlcore_init_ht_hw_capab(priv, &sband->ht_info, IEEE80211_BAND_2GHZ);
+	if (priv->cfg->sku & IWL_SKU_N)
+		iwlcore_init_ht_hw_capab(priv, &sband->ht_info,
+					 IEEE80211_BAND_2GHZ);
 
 	priv->ieee_channels = channels;
 	priv->ieee_rates = rates;
@@ -814,8 +823,9 @@ int iwl_setup_mac(struct iwl_priv *priv)
 		    IEEE80211_HW_NOISE_DBM;
 	/* Default value; 4 EDCA QOS priorities */
 	hw->queues = 4;
-	/* Enhanced value; more queues, to support 11n aggregation */
-	hw->ampdu_queues = 12;
+	/* queues to support 11n aggregation */
+	if (priv->cfg->sku & IWL_SKU_N)
+		hw->ampdu_queues = 12;
 
 	hw->conf.beacon_int = 100;
 
@@ -837,11 +847,28 @@ int iwl_setup_mac(struct iwl_priv *priv)
 }
 EXPORT_SYMBOL(iwl_setup_mac);
 
+int iwl_set_hw_params(struct iwl_priv *priv)
+{
+	priv->hw_params.sw_crypto = priv->cfg->mod_params->sw_crypto;
+	priv->hw_params.max_rxq_size = RX_QUEUE_SIZE;
+	priv->hw_params.max_rxq_log = RX_QUEUE_SIZE_LOG;
+	if (priv->cfg->mod_params->amsdu_size_8K)
+		priv->hw_params.rx_buf_size = IWL_RX_BUF_SIZE_8K;
+	else
+		priv->hw_params.rx_buf_size = IWL_RX_BUF_SIZE_4K;
+	priv->hw_params.max_pkt_size = priv->hw_params.rx_buf_size - 256;
+
+	if (priv->cfg->mod_params->disable_11n)
+		priv->cfg->sku &= ~IWL_SKU_N;
+
+	/* Device-specific setup */
+	return priv->cfg->ops->lib->set_hw_params(priv);
+}
+EXPORT_SYMBOL(iwl_set_hw_params);
 
 int iwl_init_drv(struct iwl_priv *priv)
 {
 	int ret;
-	int i;
 
 	priv->retry_rate = 1;
 	priv->ibss_beacon = NULL;
@@ -852,15 +879,12 @@ int iwl_init_drv(struct iwl_priv *priv)
 	spin_lock_init(&priv->hcmd_lock);
 	spin_lock_init(&priv->lq_mngr.lock);
 
-	for (i = 0; i < IWL_IBSS_MAC_HASH_SIZE; i++)
-		INIT_LIST_HEAD(&priv->ibss_mac_hash[i]);
-
 	INIT_LIST_HEAD(&priv->free_frames);
 
 	mutex_init(&priv->mutex);
 
 	/* Clear the driver's (not device's) station table */
-	iwlcore_clear_stations_table(priv);
+	iwl_clear_stations_table(priv);
 
 	priv->data_retry_limit = -1;
 	priv->ieee_channels = NULL;
@@ -1383,7 +1407,14 @@ int iwl_radio_kill_sw_enable_radio(struct iwl_priv *priv)
 	spin_lock_irqsave(&priv->lock, flags);
 	iwl_write32(priv, CSR_UCODE_DRV_GP1_CLR, CSR_UCODE_SW_BIT_RFKILL);
 
-	clear_bit(STATUS_RF_KILL_SW, &priv->status);
+	/* If the driver is up it will receive CARD_STATE_NOTIFICATION
+	 * notification where it will clear SW rfkill status.
+	 * Setting it here would break the handler. Only if the
+	 * interface is down we can set here since we don't
+	 * receive any further notification.
+	 */
+	if (!priv->is_open)
+		clear_bit(STATUS_RF_KILL_SW, &priv->status);
 	spin_unlock_irqrestore(&priv->lock, flags);
 
 	/* wake up ucode */
@@ -1401,8 +1432,10 @@ int iwl_radio_kill_sw_enable_radio(struct iwl_priv *priv)
 		return 0;
 	}
 
-	if (priv->is_open)
-		queue_work(priv->workqueue, &priv->restart);
+	/* If the driver is already loaded, it will receive
+	 * CARD_STATE_NOTIFICATION notifications and the handler will
+	 * call restart to reload the driver.
+	 */
 	return 1;
 }
 EXPORT_SYMBOL(iwl_radio_kill_sw_enable_radio);

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

@@ -140,6 +140,7 @@ struct iwl_lib_ops {
 	int (*set_power)(struct iwl_priv *priv, void *cmd);
 	int (*send_tx_power) (struct iwl_priv *priv);
 	void (*update_chain_flags)(struct iwl_priv *priv);
+	void (*temperature) (struct iwl_priv *priv);
 	/* eeprom operations (as defined in iwl-eeprom.h) */
 	struct iwl_eeprom_ops eeprom_ops;
 };
@@ -157,6 +158,7 @@ struct iwl_mod_params {
 	int disable_hw_scan;	/* def: 0 = use h/w scan */
 	int num_of_queues;	/* def: HW dependent */
 	int enable_qos;		/* def: 1 = use quality of service */
+	int disable_11n;	/* def: 0 = disable 11n capabilities */
 	int amsdu_size_8K;	/* def: 1 = enable 8K amsdu size */
 	int antenna;  		/* def: 0 = both antennas (use diversity) */
 	int restart_fw;		/* def: 1 = restart firmware */
@@ -179,7 +181,7 @@ struct ieee80211_hw *iwl_alloc_all(struct iwl_cfg *cfg,
 		struct ieee80211_ops *hw_ops);
 void iwl_hw_detect(struct iwl_priv *priv);
 
-void iwlcore_clear_stations_table(struct iwl_priv *priv);
+void iwl_clear_stations_table(struct iwl_priv *priv);
 void iwl_free_calib_results(struct iwl_priv *priv);
 void iwl_reset_qos(struct iwl_priv *priv);
 void iwl_set_rxon_chain(struct iwl_priv *priv);
@@ -191,6 +193,7 @@ u8 iwl_is_fat_tx_allowed(struct iwl_priv *priv,
 			 struct ieee80211_ht_info *sta_ht_inf);
 int iwl_hw_nic_init(struct iwl_priv *priv);
 int iwl_setup_mac(struct iwl_priv *priv);
+int iwl_set_hw_params(struct iwl_priv *priv);
 int iwl_init_drv(struct iwl_priv *priv);
 void iwl_uninit_drv(struct iwl_priv *priv);
 /* "keep warm" functions */
@@ -209,6 +212,8 @@ int iwl_rx_queue_update_write_ptr(struct iwl_priv *priv,
 void iwl_rx_queue_reset(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
 void iwl_rx_replenish(struct iwl_priv *priv);
 int iwl_rx_init(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
+int iwl_rx_agg_start(struct iwl_priv *priv, const u8 *addr, int tid, u16 ssn);
+int iwl_rx_agg_stop(struct iwl_priv *priv, const u8 *addr, int tid);
 /* FIXME: remove when TX is moved to iwl core */
 int iwl_rx_queue_restock(struct iwl_priv *priv);
 int iwl_rx_queue_space(const struct iwl_rx_queue *q);
@@ -218,6 +223,8 @@ int iwl_tx_queue_reclaim(struct iwl_priv *priv, int txq_id, int index);
 /* Handlers */
 void iwl_rx_missed_beacon_notif(struct iwl_priv *priv,
 			       struct iwl_rx_mem_buffer *rxb);
+void iwl_rx_statistics(struct iwl_priv *priv,
+			      struct iwl_rx_mem_buffer *rxb);
 
 /* TX helpers */
 
@@ -368,7 +375,13 @@ extern void iwl_rf_kill_ct_config(struct iwl_priv *priv);
 extern int iwl_send_statistics_request(struct iwl_priv *priv, u8 flags);
 extern int iwl_verify_ucode(struct iwl_priv *priv);
 extern int iwl_send_lq_cmd(struct iwl_priv *priv,
-		    struct iwl_link_quality_cmd *lq, u8 flags);
+		struct iwl_link_quality_cmd *lq, u8 flags);
+extern void iwl_rx_reply_rx(struct iwl_priv *priv,
+		struct iwl_rx_mem_buffer *rxb);
+extern void iwl_rx_reply_rx_phy(struct iwl_priv *priv,
+				    struct iwl_rx_mem_buffer *rxb);
+void iwl_rx_reply_compressed_ba(struct iwl_priv *priv,
+					   struct iwl_rx_mem_buffer *rxb);
 
 static inline int iwl_send_rxon_assoc(struct iwl_priv *priv)
 {

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

@@ -591,11 +591,6 @@ extern int iwl_send_add_sta(struct iwl_priv *priv,
 			    struct iwl_addsta_cmd *sta, u8 flags);
 u8 iwl_add_station_flags(struct iwl_priv *priv, const u8 *addr, int is_ap,
 			 u8 flags, struct ieee80211_ht_info *ht_info);
-extern int iwl4965_is_network_packet(struct iwl_priv *priv,
-				 struct ieee80211_hdr *header);
-extern int iwl4965_is_duplicate_packet(struct iwl_priv *priv,
-				       struct ieee80211_hdr *header);
-extern int iwl4965_calc_sig_qual(int rssi_dbm, int noise_dbm);
 extern unsigned int iwl4965_fill_beacon_frame(struct iwl_priv *priv,
 					struct ieee80211_hdr *hdr,
 					const u8 *dest, int left);
@@ -624,11 +619,7 @@ extern int iwl_rxq_stop(struct iwl_priv *priv);
 extern void iwl_txq_ctx_stop(struct iwl_priv *priv);
 extern unsigned int iwl4965_hw_get_beacon_cmd(struct iwl_priv *priv,
 				 struct iwl_frame *frame, u8 rate);
-extern void iwl4965_hw_rx_statistics(struct iwl_priv *priv,
-				 struct iwl_rx_mem_buffer *rxb);
 extern void iwl4965_disable_events(struct iwl_priv *priv);
-extern void iwl4965_rx_reply_rx(struct iwl_priv *priv,
-				struct iwl_rx_mem_buffer *rxb);
 
 extern int iwl4965_hw_channel_switch(struct iwl_priv *priv, u16 channel);
 extern int iwl_queue_space(const struct iwl_queue *q);
@@ -702,7 +693,6 @@ struct iwl4965_lq_mngr {
 	unsigned long stamp_last;
 	u32 flush_time;
 	u32 tx_packets;
-	u8 lq_ready;
 };
 
 /* Sensitivity and chain noise calibration */
@@ -994,7 +984,7 @@ struct iwl_priv {
 
 	struct iwl_power_mgr power_data;
 
-	struct iwl4965_notif_statistics statistics;
+	struct iwl_notif_statistics statistics;
 	unsigned long last_statistics_time;
 
 	/* context information */
@@ -1026,14 +1016,6 @@ struct iwl_priv {
 	u32 last_beacon_time;
 	u64 last_tsf;
 
-	/* Duplicate packet detection */
-	u16 last_seq_num;
-	u16 last_frag_num;
-	unsigned long last_packet_time;
-
-	/* Hash table for finding stations in IBSS network */
-	struct list_head ibss_mac_hash[IWL_IBSS_MAC_HASH_SIZE];
-
 	/* eeprom */
 	u8 *eeprom;
 	struct iwl_eeprom_calib_info *calib_info;

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

@@ -93,6 +93,7 @@ const char *get_cmd_string(u8 cmd)
 		IWL_CMD(CALIBRATION_CFG_CMD);
 		IWL_CMD(CALIBRATION_RES_NOTIFICATION);
 		IWL_CMD(CALIBRATION_COMPLETE_NOTIFICATION);
+		IWL_CMD(REPLY_TX_POWER_DBM_CMD);
 	default:
 		return "UNKNOWN";
 

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

@@ -50,7 +50,7 @@ static int iwl_rfkill_soft_rf_kill(void *data, enum rfkill_state state)
 	if (test_bit(STATUS_EXIT_PENDING, &priv->status))
 		return 0;
 
-	IWL_DEBUG_RF_KILL("we recieved soft RFKILL set to state %d\n", state);
+	IWL_DEBUG_RF_KILL("we received soft RFKILL set to state %d\n", state);
 	mutex_lock(&priv->mutex);
 
 	switch (state) {
@@ -98,36 +98,11 @@ int iwl_rfkill_init(struct iwl_priv *priv)
 	priv->rfkill_mngr.rfkill->dev.class->suspend = NULL;
 	priv->rfkill_mngr.rfkill->dev.class->resume = NULL;
 
-#if defined(CONFIG_RFKILL_INPUT) || defined(CONFIG_RFKILL_INPUT_MODULE)
-	priv->rfkill_mngr.input_dev = input_allocate_device();
-	if (!priv->rfkill_mngr.input_dev) {
-		IWL_ERROR("Unable to allocate rfkill input device.\n");
-		ret = -ENOMEM;
-		goto freed_rfkill;
-	}
-
-	priv->rfkill_mngr.input_dev->name = priv->cfg->name;
-	priv->rfkill_mngr.input_dev->phys = wiphy_name(priv->hw->wiphy);
-	priv->rfkill_mngr.input_dev->id.bustype = BUS_HOST;
-	priv->rfkill_mngr.input_dev->id.vendor = priv->pci_dev->vendor;
-	priv->rfkill_mngr.input_dev->dev.parent = device;
-	priv->rfkill_mngr.input_dev->evbit[0] = BIT(EV_KEY);
-	set_bit(KEY_WLAN, priv->rfkill_mngr.input_dev->keybit);
-#endif
-
 	ret = rfkill_register(priv->rfkill_mngr.rfkill);
 	if (ret) {
 		IWL_ERROR("Unable to register rfkill: %d\n", ret);
-		goto free_input_dev;
-	}
-
-#if defined(CONFIG_RFKILL_INPUT) || defined(CONFIG_RFKILL_INPUT_MODULE)
-	ret = input_register_device(priv->rfkill_mngr.input_dev);
-	if (ret) {
-		IWL_ERROR("Unable to register rfkill input device: %d\n", ret);
 		goto unregister_rfkill;
 	}
-#endif
 
 	IWL_DEBUG_RF_KILL("RFKILL initialization complete.\n");
 	return ret;
@@ -136,12 +111,6 @@ unregister_rfkill:
 	rfkill_unregister(priv->rfkill_mngr.rfkill);
 	priv->rfkill_mngr.rfkill = NULL;
 
-free_input_dev:
-#if defined(CONFIG_RFKILL_INPUT) || defined(CONFIG_RFKILL_INPUT_MODULE)
-	input_free_device(priv->rfkill_mngr.input_dev);
-	priv->rfkill_mngr.input_dev = NULL;
-#endif
-
 freed_rfkill:
 	if (priv->rfkill_mngr.rfkill != NULL)
 		rfkill_free(priv->rfkill_mngr.rfkill);
@@ -156,13 +125,6 @@ EXPORT_SYMBOL(iwl_rfkill_init);
 void iwl_rfkill_unregister(struct iwl_priv *priv)
 {
 
-#if defined(CONFIG_RFKILL_INPUT) || defined(CONFIG_RFKILL_INPUT_MODULE)
-	if (priv->rfkill_mngr.input_dev)
-		input_unregister_device(priv->rfkill_mngr.input_dev);
-	input_free_device(priv->rfkill_mngr.input_dev);
-	priv->rfkill_mngr.input_dev = NULL;
-#endif
-
 	if (priv->rfkill_mngr.rfkill)
 		rfkill_unregister(priv->rfkill_mngr.rfkill);
 
@@ -173,7 +135,6 @@ EXPORT_SYMBOL(iwl_rfkill_unregister);
 /* set rf-kill to the right state. */
 void iwl_rfkill_set_hw_state(struct iwl_priv *priv)
 {
-
 	if (!priv->rfkill_mngr.rfkill)
 		return;
 

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

@@ -31,12 +31,10 @@
 struct iwl_priv;
 
 #include <linux/rfkill.h>
-#include <linux/input.h>
 
 #ifdef CONFIG_IWLWIFI_RFKILL
 struct iwl_rfkill_mngr {
 	struct rfkill *rfkill;
-	struct input_dev *input_dev;
 };
 
 void iwl_rfkill_set_hw_state(struct iwl_priv *priv);

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

@@ -27,6 +27,7 @@
  *
  *****************************************************************************/
 
+#include <linux/etherdevice.h>
 #include <net/mac80211.h>
 #include "iwl-eeprom.h"
 #include "iwl-dev.h"
@@ -466,3 +467,858 @@ void iwl_rx_missed_beacon_notif(struct iwl_priv *priv,
 	}
 }
 EXPORT_SYMBOL(iwl_rx_missed_beacon_notif);
+
+int iwl_rx_agg_start(struct iwl_priv *priv, const u8 *addr, int tid, u16 ssn)
+{
+	unsigned long flags;
+	int sta_id;
+
+	sta_id = iwl_find_station(priv, addr);
+	if (sta_id == IWL_INVALID_STATION)
+		return -ENXIO;
+
+	spin_lock_irqsave(&priv->sta_lock, flags);
+	priv->stations[sta_id].sta.station_flags_msk = 0;
+	priv->stations[sta_id].sta.sta.modify_mask = STA_MODIFY_ADDBA_TID_MSK;
+	priv->stations[sta_id].sta.add_immediate_ba_tid = (u8)tid;
+	priv->stations[sta_id].sta.add_immediate_ba_ssn = cpu_to_le16(ssn);
+	priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK;
+	spin_unlock_irqrestore(&priv->sta_lock, flags);
+
+	return iwl_send_add_sta(priv, &priv->stations[sta_id].sta,
+					CMD_ASYNC);
+}
+EXPORT_SYMBOL(iwl_rx_agg_start);
+
+int iwl_rx_agg_stop(struct iwl_priv *priv, const u8 *addr, int tid)
+{
+	unsigned long flags;
+	int sta_id;
+
+	sta_id = iwl_find_station(priv, addr);
+	if (sta_id == IWL_INVALID_STATION)
+		return -ENXIO;
+
+	spin_lock_irqsave(&priv->sta_lock, flags);
+	priv->stations[sta_id].sta.station_flags_msk = 0;
+	priv->stations[sta_id].sta.sta.modify_mask = STA_MODIFY_DELBA_TID_MSK;
+	priv->stations[sta_id].sta.remove_immediate_ba_tid = (u8)tid;
+	priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK;
+	spin_unlock_irqrestore(&priv->sta_lock, flags);
+
+	return iwl_send_add_sta(priv, &priv->stations[sta_id].sta,
+					CMD_ASYNC);
+}
+EXPORT_SYMBOL(iwl_rx_agg_stop);
+
+
+/* Calculate noise level, based on measurements during network silence just
+ *   before arriving beacon.  This measurement can be done only if we know
+ *   exactly when to expect beacons, therefore only when we're associated. */
+static void iwl_rx_calc_noise(struct iwl_priv *priv)
+{
+	struct statistics_rx_non_phy *rx_info
+				= &(priv->statistics.rx.general);
+	int num_active_rx = 0;
+	int total_silence = 0;
+	int bcn_silence_a =
+		le32_to_cpu(rx_info->beacon_silence_rssi_a) & IN_BAND_FILTER;
+	int bcn_silence_b =
+		le32_to_cpu(rx_info->beacon_silence_rssi_b) & IN_BAND_FILTER;
+	int bcn_silence_c =
+		le32_to_cpu(rx_info->beacon_silence_rssi_c) & IN_BAND_FILTER;
+
+	if (bcn_silence_a) {
+		total_silence += bcn_silence_a;
+		num_active_rx++;
+	}
+	if (bcn_silence_b) {
+		total_silence += bcn_silence_b;
+		num_active_rx++;
+	}
+	if (bcn_silence_c) {
+		total_silence += bcn_silence_c;
+		num_active_rx++;
+	}
+
+	/* Average among active antennas */
+	if (num_active_rx)
+		priv->last_rx_noise = (total_silence / num_active_rx) - 107;
+	else
+		priv->last_rx_noise = IWL_NOISE_MEAS_NOT_AVAILABLE;
+
+	IWL_DEBUG_CALIB("inband silence a %u, b %u, c %u, dBm %d\n",
+			bcn_silence_a, bcn_silence_b, bcn_silence_c,
+			priv->last_rx_noise);
+}
+
+#define REG_RECALIB_PERIOD (60)
+
+void iwl_rx_statistics(struct iwl_priv *priv,
+			      struct iwl_rx_mem_buffer *rxb)
+{
+	int change;
+	struct iwl_rx_packet *pkt = (struct iwl_rx_packet *)rxb->skb->data;
+
+	IWL_DEBUG_RX("Statistics notification received (%d vs %d).\n",
+		     (int)sizeof(priv->statistics), pkt->len);
+
+	change = ((priv->statistics.general.temperature !=
+		   pkt->u.stats.general.temperature) ||
+		  ((priv->statistics.flag &
+		    STATISTICS_REPLY_FLG_FAT_MODE_MSK) !=
+		   (pkt->u.stats.flag & STATISTICS_REPLY_FLG_FAT_MODE_MSK)));
+
+	memcpy(&priv->statistics, &pkt->u.stats, sizeof(priv->statistics));
+
+	set_bit(STATUS_STATISTICS, &priv->status);
+
+	/* Reschedule the statistics timer to occur in
+	 * REG_RECALIB_PERIOD seconds to ensure we get a
+	 * thermal update even if the uCode doesn't give
+	 * us one */
+	mod_timer(&priv->statistics_periodic, jiffies +
+		  msecs_to_jiffies(REG_RECALIB_PERIOD * 1000));
+
+	if (unlikely(!test_bit(STATUS_SCANNING, &priv->status)) &&
+	    (pkt->hdr.cmd == STATISTICS_NOTIFICATION)) {
+		iwl_rx_calc_noise(priv);
+		queue_work(priv->workqueue, &priv->run_time_calib_work);
+	}
+
+	iwl_leds_background(priv);
+
+	if (priv->cfg->ops->lib->temperature && change)
+		priv->cfg->ops->lib->temperature(priv);
+}
+EXPORT_SYMBOL(iwl_rx_statistics);
+
+#define PERFECT_RSSI (-20) /* dBm */
+#define WORST_RSSI (-95)   /* dBm */
+#define RSSI_RANGE (PERFECT_RSSI - WORST_RSSI)
+
+/* Calculate an indication of rx signal quality (a percentage, not dBm!).
+ * See http://www.ces.clemson.edu/linux/signal_quality.shtml for info
+ *   about formulas used below. */
+static int iwl_calc_sig_qual(int rssi_dbm, int noise_dbm)
+{
+	int sig_qual;
+	int degradation = PERFECT_RSSI - rssi_dbm;
+
+	/* If we get a noise measurement, use signal-to-noise ratio (SNR)
+	 * as indicator; formula is (signal dbm - noise dbm).
+	 * SNR at or above 40 is a great signal (100%).
+	 * Below that, scale to fit SNR of 0 - 40 dB within 0 - 100% indicator.
+	 * Weakest usable signal is usually 10 - 15 dB SNR. */
+	if (noise_dbm) {
+		if (rssi_dbm - noise_dbm >= 40)
+			return 100;
+		else if (rssi_dbm < noise_dbm)
+			return 0;
+		sig_qual = ((rssi_dbm - noise_dbm) * 5) / 2;
+
+	/* Else use just the signal level.
+	 * This formula is a least squares fit of data points collected and
+	 *   compared with a reference system that had a percentage (%) display
+	 *   for signal quality. */
+	} else
+		sig_qual = (100 * (RSSI_RANGE * RSSI_RANGE) - degradation *
+			    (15 * RSSI_RANGE + 62 * degradation)) /
+			   (RSSI_RANGE * RSSI_RANGE);
+
+	if (sig_qual > 100)
+		sig_qual = 100;
+	else if (sig_qual < 1)
+		sig_qual = 0;
+
+	return sig_qual;
+}
+
+#ifdef CONFIG_IWLWIFI_DEBUG
+
+/**
+ * iwl_dbg_report_frame - dump frame to syslog during debug sessions
+ *
+ * You may hack this function to show different aspects of received frames,
+ * including selective frame dumps.
+ * group100 parameter selects whether to show 1 out of 100 good frames.
+ *
+ * TODO:  This was originally written for 3945, need to audit for
+ *        proper operation with 4965.
+ */
+static void iwl_dbg_report_frame(struct iwl_priv *priv,
+		      struct iwl_rx_packet *pkt,
+		      struct ieee80211_hdr *header, int group100)
+{
+	u32 to_us;
+	u32 print_summary = 0;
+	u32 print_dump = 0;	/* set to 1 to dump all frames' contents */
+	u32 hundred = 0;
+	u32 dataframe = 0;
+	__le16 fc;
+	u16 seq_ctl;
+	u16 channel;
+	u16 phy_flags;
+	int rate_sym;
+	u16 length;
+	u16 status;
+	u16 bcn_tmr;
+	u32 tsf_low;
+	u64 tsf;
+	u8 rssi;
+	u8 agc;
+	u16 sig_avg;
+	u16 noise_diff;
+	struct iwl4965_rx_frame_stats *rx_stats = IWL_RX_STATS(pkt);
+	struct iwl4965_rx_frame_hdr *rx_hdr = IWL_RX_HDR(pkt);
+	struct iwl4965_rx_frame_end *rx_end = IWL_RX_END(pkt);
+	u8 *data = IWL_RX_DATA(pkt);
+
+	if (likely(!(priv->debug_level & IWL_DL_RX)))
+		return;
+
+	/* MAC header */
+	fc = header->frame_control;
+	seq_ctl = le16_to_cpu(header->seq_ctrl);
+
+	/* metadata */
+	channel = le16_to_cpu(rx_hdr->channel);
+	phy_flags = le16_to_cpu(rx_hdr->phy_flags);
+	rate_sym = rx_hdr->rate;
+	length = le16_to_cpu(rx_hdr->len);
+
+	/* end-of-frame status and timestamp */
+	status = le32_to_cpu(rx_end->status);
+	bcn_tmr = le32_to_cpu(rx_end->beacon_timestamp);
+	tsf_low = le64_to_cpu(rx_end->timestamp) & 0x0ffffffff;
+	tsf = le64_to_cpu(rx_end->timestamp);
+
+	/* signal statistics */
+	rssi = rx_stats->rssi;
+	agc = rx_stats->agc;
+	sig_avg = le16_to_cpu(rx_stats->sig_avg);
+	noise_diff = le16_to_cpu(rx_stats->noise_diff);
+
+	to_us = !compare_ether_addr(header->addr1, priv->mac_addr);
+
+	/* if data frame is to us and all is good,
+	 *   (optionally) print summary for only 1 out of every 100 */
+	if (to_us && (fc & ~cpu_to_le16(IEEE80211_FCTL_PROTECTED)) ==
+	    cpu_to_le16(IEEE80211_FCTL_FROMDS | IEEE80211_FTYPE_DATA)) {
+		dataframe = 1;
+		if (!group100)
+			print_summary = 1;	/* print each frame */
+		else if (priv->framecnt_to_us < 100) {
+			priv->framecnt_to_us++;
+			print_summary = 0;
+		} else {
+			priv->framecnt_to_us = 0;
+			print_summary = 1;
+			hundred = 1;
+		}
+	} else {
+		/* print summary for all other frames */
+		print_summary = 1;
+	}
+
+	if (print_summary) {
+		char *title;
+		int rate_idx;
+		u32 bitrate;
+
+		if (hundred)
+			title = "100Frames";
+		else if (ieee80211_has_retry(fc))
+			title = "Retry";
+		else if (ieee80211_is_assoc_resp(fc))
+			title = "AscRsp";
+		else if (ieee80211_is_reassoc_resp(fc))
+			title = "RasRsp";
+		else if (ieee80211_is_probe_resp(fc)) {
+			title = "PrbRsp";
+			print_dump = 1;	/* dump frame contents */
+		} else if (ieee80211_is_beacon(fc)) {
+			title = "Beacon";
+			print_dump = 1;	/* dump frame contents */
+		} else if (ieee80211_is_atim(fc))
+			title = "ATIM";
+		else if (ieee80211_is_auth(fc))
+			title = "Auth";
+		else if (ieee80211_is_deauth(fc))
+			title = "DeAuth";
+		else if (ieee80211_is_disassoc(fc))
+			title = "DisAssoc";
+		else
+			title = "Frame";
+
+		rate_idx = iwl_hwrate_to_plcp_idx(rate_sym);
+		if (unlikely(rate_idx == -1))
+			bitrate = 0;
+		else
+			bitrate = iwl_rates[rate_idx].ieee / 2;
+
+		/* print frame summary.
+		 * MAC addresses show just the last byte (for brevity),
+		 *    but you can hack it to show more, if you'd like to. */
+		if (dataframe)
+			IWL_DEBUG_RX("%s: mhd=0x%04x, dst=0x%02x, "
+				     "len=%u, rssi=%d, chnl=%d, rate=%u, \n",
+				     title, le16_to_cpu(fc), header->addr1[5],
+				     length, rssi, channel, bitrate);
+		else {
+			/* src/dst addresses assume managed mode */
+			IWL_DEBUG_RX("%s: 0x%04x, dst=0x%02x, "
+				     "src=0x%02x, rssi=%u, tim=%lu usec, "
+				     "phy=0x%02x, chnl=%d\n",
+				     title, le16_to_cpu(fc), header->addr1[5],
+				     header->addr3[5], rssi,
+				     tsf_low - priv->scan_start_tsf,
+				     phy_flags, channel);
+		}
+	}
+	if (print_dump)
+		iwl_print_hex_dump(priv, IWL_DL_RX, data, length);
+}
+#else
+static inline void iwl_dbg_report_frame(struct iwl_priv *priv,
+					    struct iwl_rx_packet *pkt,
+					    struct ieee80211_hdr *header,
+					    int group100)
+{
+}
+#endif
+
+static void iwl_add_radiotap(struct iwl_priv *priv,
+				 struct sk_buff *skb,
+				 struct iwl4965_rx_phy_res *rx_start,
+				 struct ieee80211_rx_status *stats,
+				 u32 ampdu_status)
+{
+	s8 signal = stats->signal;
+	s8 noise = 0;
+	int rate = stats->rate_idx;
+	u64 tsf = stats->mactime;
+	__le16 antenna;
+	__le16 phy_flags_hw = rx_start->phy_flags;
+	struct iwl4965_rt_rx_hdr {
+		struct ieee80211_radiotap_header rt_hdr;
+		__le64 rt_tsf;		/* TSF */
+		u8 rt_flags;		/* radiotap packet flags */
+		u8 rt_rate;		/* rate in 500kb/s */
+		__le16 rt_channelMHz;	/* channel in MHz */
+		__le16 rt_chbitmask;	/* channel bitfield */
+		s8 rt_dbmsignal;	/* signal in dBm, kluged to signed */
+		s8 rt_dbmnoise;
+		u8 rt_antenna;		/* antenna number */
+	} __attribute__ ((packed)) *iwl4965_rt;
+
+	/* TODO: We won't have enough headroom for HT frames. Fix it later. */
+	if (skb_headroom(skb) < sizeof(*iwl4965_rt)) {
+		if (net_ratelimit())
+			printk(KERN_ERR "not enough headroom [%d] for "
+			       "radiotap head [%zd]\n",
+			       skb_headroom(skb), sizeof(*iwl4965_rt));
+		return;
+	}
+
+	/* put radiotap header in front of 802.11 header and data */
+	iwl4965_rt = (void *)skb_push(skb, sizeof(*iwl4965_rt));
+
+	/* initialise radiotap header */
+	iwl4965_rt->rt_hdr.it_version = PKTHDR_RADIOTAP_VERSION;
+	iwl4965_rt->rt_hdr.it_pad = 0;
+
+	/* total header + data */
+	put_unaligned(cpu_to_le16(sizeof(*iwl4965_rt)),
+		      &iwl4965_rt->rt_hdr.it_len);
+
+	/* Indicate all the fields we add to the radiotap header */
+	put_unaligned(cpu_to_le32((1 << IEEE80211_RADIOTAP_TSFT) |
+				  (1 << IEEE80211_RADIOTAP_FLAGS) |
+				  (1 << IEEE80211_RADIOTAP_RATE) |
+				  (1 << IEEE80211_RADIOTAP_CHANNEL) |
+				  (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) |
+				  (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE) |
+				  (1 << IEEE80211_RADIOTAP_ANTENNA)),
+		      &iwl4965_rt->rt_hdr.it_present);
+
+	/* Zero the flags, we'll add to them as we go */
+	iwl4965_rt->rt_flags = 0;
+
+	put_unaligned(cpu_to_le64(tsf), &iwl4965_rt->rt_tsf);
+
+	iwl4965_rt->rt_dbmsignal = signal;
+	iwl4965_rt->rt_dbmnoise = noise;
+
+	/* Convert the channel frequency and set the flags */
+	put_unaligned(cpu_to_le16(stats->freq), &iwl4965_rt->rt_channelMHz);
+	if (!(phy_flags_hw & RX_RES_PHY_FLAGS_BAND_24_MSK))
+		put_unaligned(cpu_to_le16(IEEE80211_CHAN_OFDM |
+					  IEEE80211_CHAN_5GHZ),
+			      &iwl4965_rt->rt_chbitmask);
+	else if (phy_flags_hw & RX_RES_PHY_FLAGS_MOD_CCK_MSK)
+		put_unaligned(cpu_to_le16(IEEE80211_CHAN_CCK |
+					  IEEE80211_CHAN_2GHZ),
+			      &iwl4965_rt->rt_chbitmask);
+	else	/* 802.11g */
+		put_unaligned(cpu_to_le16(IEEE80211_CHAN_OFDM |
+					  IEEE80211_CHAN_2GHZ),
+			      &iwl4965_rt->rt_chbitmask);
+
+	if (rate == -1)
+		iwl4965_rt->rt_rate = 0;
+	else
+		iwl4965_rt->rt_rate = iwl_rates[rate].ieee;
+
+	/*
+	 * "antenna number"
+	 *
+	 * It seems that the antenna field in the phy flags value
+	 * is actually a bitfield. This is undefined by radiotap,
+	 * it wants an actual antenna number but I always get "7"
+	 * for most legacy frames I receive indicating that the
+	 * same frame was received on all three RX chains.
+	 *
+	 * I think this field should be removed in favour of a
+	 * new 802.11n radiotap field "RX chains" that is defined
+	 * as a bitmask.
+	 */
+	antenna = phy_flags_hw & RX_RES_PHY_FLAGS_ANTENNA_MSK;
+	iwl4965_rt->rt_antenna = le16_to_cpu(antenna) >> 4;
+
+	/* set the preamble flag if appropriate */
+	if (phy_flags_hw & RX_RES_PHY_FLAGS_SHORT_PREAMBLE_MSK)
+		iwl4965_rt->rt_flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
+
+	stats->flag |= RX_FLAG_RADIOTAP;
+}
+
+static void iwl_update_rx_stats(struct iwl_priv *priv, u16 fc, u16 len)
+{
+	/* 0 - mgmt, 1 - cnt, 2 - data */
+	int idx = (fc & IEEE80211_FCTL_FTYPE) >> 2;
+	priv->rx_stats[idx].cnt++;
+	priv->rx_stats[idx].bytes += len;
+}
+
+/*
+ * returns non-zero if packet should be dropped
+ */
+static int iwl_set_decrypted_flag(struct iwl_priv *priv,
+				      struct ieee80211_hdr *hdr,
+				      u32 decrypt_res,
+				      struct ieee80211_rx_status *stats)
+{
+	u16 fc = le16_to_cpu(hdr->frame_control);
+
+	if (priv->active_rxon.filter_flags & RXON_FILTER_DIS_DECRYPT_MSK)
+		return 0;
+
+	if (!(fc & IEEE80211_FCTL_PROTECTED))
+		return 0;
+
+	IWL_DEBUG_RX("decrypt_res:0x%x\n", decrypt_res);
+	switch (decrypt_res & RX_RES_STATUS_SEC_TYPE_MSK) {
+	case RX_RES_STATUS_SEC_TYPE_TKIP:
+		/* The uCode has got a bad phase 1 Key, pushes the packet.
+		 * Decryption will be done in SW. */
+		if ((decrypt_res & RX_RES_STATUS_DECRYPT_TYPE_MSK) ==
+		    RX_RES_STATUS_BAD_KEY_TTAK)
+			break;
+
+	case RX_RES_STATUS_SEC_TYPE_WEP:
+		if ((decrypt_res & RX_RES_STATUS_DECRYPT_TYPE_MSK) ==
+		    RX_RES_STATUS_BAD_ICV_MIC) {
+			/* bad ICV, the packet is destroyed since the
+			 * decryption is inplace, drop it */
+			IWL_DEBUG_RX("Packet destroyed\n");
+			return -1;
+		}
+	case RX_RES_STATUS_SEC_TYPE_CCMP:
+		if ((decrypt_res & RX_RES_STATUS_DECRYPT_TYPE_MSK) ==
+		    RX_RES_STATUS_DECRYPT_OK) {
+			IWL_DEBUG_RX("hw decrypt successfully!!!\n");
+			stats->flag |= RX_FLAG_DECRYPTED;
+		}
+		break;
+
+	default:
+		break;
+	}
+	return 0;
+}
+
+static u32 iwl_translate_rx_status(struct iwl_priv *priv, u32 decrypt_in)
+{
+	u32 decrypt_out = 0;
+
+	if ((decrypt_in & RX_RES_STATUS_STATION_FOUND) ==
+					RX_RES_STATUS_STATION_FOUND)
+		decrypt_out |= (RX_RES_STATUS_STATION_FOUND |
+				RX_RES_STATUS_NO_STATION_INFO_MISMATCH);
+
+	decrypt_out |= (decrypt_in & RX_RES_STATUS_SEC_TYPE_MSK);
+
+	/* packet was not encrypted */
+	if ((decrypt_in & RX_RES_STATUS_SEC_TYPE_MSK) ==
+					RX_RES_STATUS_SEC_TYPE_NONE)
+		return decrypt_out;
+
+	/* packet was encrypted with unknown alg */
+	if ((decrypt_in & RX_RES_STATUS_SEC_TYPE_MSK) ==
+					RX_RES_STATUS_SEC_TYPE_ERR)
+		return decrypt_out;
+
+	/* decryption was not done in HW */
+	if ((decrypt_in & RX_MPDU_RES_STATUS_DEC_DONE_MSK) !=
+					RX_MPDU_RES_STATUS_DEC_DONE_MSK)
+		return decrypt_out;
+
+	switch (decrypt_in & RX_RES_STATUS_SEC_TYPE_MSK) {
+
+	case RX_RES_STATUS_SEC_TYPE_CCMP:
+		/* alg is CCM: check MIC only */
+		if (!(decrypt_in & RX_MPDU_RES_STATUS_MIC_OK))
+			/* Bad MIC */
+			decrypt_out |= RX_RES_STATUS_BAD_ICV_MIC;
+		else
+			decrypt_out |= RX_RES_STATUS_DECRYPT_OK;
+
+		break;
+
+	case RX_RES_STATUS_SEC_TYPE_TKIP:
+		if (!(decrypt_in & RX_MPDU_RES_STATUS_TTAK_OK)) {
+			/* Bad TTAK */
+			decrypt_out |= RX_RES_STATUS_BAD_KEY_TTAK;
+			break;
+		}
+		/* fall through if TTAK OK */
+	default:
+		if (!(decrypt_in & RX_MPDU_RES_STATUS_ICV_OK))
+			decrypt_out |= RX_RES_STATUS_BAD_ICV_MIC;
+		else
+			decrypt_out |= RX_RES_STATUS_DECRYPT_OK;
+		break;
+	};
+
+	IWL_DEBUG_RX("decrypt_in:0x%x  decrypt_out = 0x%x\n",
+					decrypt_in, decrypt_out);
+
+	return decrypt_out;
+}
+
+static void iwl_pass_packet_to_mac80211(struct iwl_priv *priv,
+				       int include_phy,
+				       struct iwl_rx_mem_buffer *rxb,
+				       struct ieee80211_rx_status *stats)
+{
+	struct iwl_rx_packet *pkt = (struct iwl_rx_packet *)rxb->skb->data;
+	struct iwl4965_rx_phy_res *rx_start = (include_phy) ?
+	    (struct iwl4965_rx_phy_res *)&(pkt->u.raw[0]) : NULL;
+	struct ieee80211_hdr *hdr;
+	u16 len;
+	__le32 *rx_end;
+	unsigned int skblen;
+	u32 ampdu_status;
+	u32 ampdu_status_legacy;
+
+	if (!include_phy && priv->last_phy_res[0])
+		rx_start = (struct iwl4965_rx_phy_res *)&priv->last_phy_res[1];
+
+	if (!rx_start) {
+		IWL_ERROR("MPDU frame without a PHY data\n");
+		return;
+	}
+	if (include_phy) {
+		hdr = (struct ieee80211_hdr *)((u8 *) &rx_start[1] +
+					       rx_start->cfg_phy_cnt);
+
+		len = le16_to_cpu(rx_start->byte_count);
+
+		rx_end = (__le32 *) ((u8 *) &pkt->u.raw[0] +
+				  sizeof(struct iwl4965_rx_phy_res) +
+				  rx_start->cfg_phy_cnt + len);
+
+	} else {
+		struct iwl4965_rx_mpdu_res_start *amsdu =
+		    (struct iwl4965_rx_mpdu_res_start *)pkt->u.raw;
+
+		hdr = (struct ieee80211_hdr *)(pkt->u.raw +
+			       sizeof(struct iwl4965_rx_mpdu_res_start));
+		len =  le16_to_cpu(amsdu->byte_count);
+		rx_start->byte_count = amsdu->byte_count;
+		rx_end = (__le32 *) (((u8 *) hdr) + len);
+	}
+
+	ampdu_status = le32_to_cpu(*rx_end);
+	skblen = ((u8 *) rx_end - (u8 *) &pkt->u.raw[0]) + sizeof(u32);
+
+	if (!include_phy) {
+		/* New status scheme, need to translate */
+		ampdu_status_legacy = ampdu_status;
+		ampdu_status = iwl_translate_rx_status(priv, ampdu_status);
+	}
+
+	/* start from MAC */
+	skb_reserve(rxb->skb, (void *)hdr - (void *)pkt);
+	skb_put(rxb->skb, len);	/* end where data ends */
+
+	/* We only process data packets if the interface is open */
+	if (unlikely(!priv->is_open)) {
+		IWL_DEBUG_DROP_LIMIT
+		    ("Dropping packet while interface is not open.\n");
+		return;
+	}
+
+	hdr = (struct ieee80211_hdr *)rxb->skb->data;
+
+	/*  in case of HW accelerated crypto and bad decryption, drop */
+	if (!priv->hw_params.sw_crypto &&
+	    iwl_set_decrypted_flag(priv, hdr, ampdu_status, stats))
+		return;
+
+	if (priv->add_radiotap)
+		iwl_add_radiotap(priv, rxb->skb, rx_start, stats, ampdu_status);
+
+	iwl_update_rx_stats(priv, le16_to_cpu(hdr->frame_control), len);
+	ieee80211_rx_irqsafe(priv->hw, rxb->skb, stats);
+	priv->alloc_rxb_skb--;
+	rxb->skb = NULL;
+}
+
+/* Calc max signal level (dBm) among 3 possible receivers */
+static int iwl_calc_rssi(struct iwl_priv *priv,
+			     struct iwl4965_rx_phy_res *rx_resp)
+{
+	/* data from PHY/DSP regarding signal strength, etc.,
+	 *   contents are always there, not configurable by host.  */
+	struct iwl4965_rx_non_cfg_phy *ncphy =
+	    (struct iwl4965_rx_non_cfg_phy *)rx_resp->non_cfg_phy;
+	u32 agc = (le16_to_cpu(ncphy->agc_info) & IWL_AGC_DB_MASK)
+			>> IWL_AGC_DB_POS;
+
+	u32 valid_antennae =
+	    (le16_to_cpu(rx_resp->phy_flags) & RX_PHY_FLAGS_ANTENNAE_MASK)
+			>> RX_PHY_FLAGS_ANTENNAE_OFFSET;
+	u8 max_rssi = 0;
+	u32 i;
+
+	/* Find max rssi among 3 possible receivers.
+	 * These values are measured by the digital signal processor (DSP).
+	 * They should stay fairly constant even as the signal strength varies,
+	 *   if the radio's automatic gain control (AGC) is working right.
+	 * AGC value (see below) will provide the "interesting" info. */
+	for (i = 0; i < 3; i++)
+		if (valid_antennae & (1 << i))
+			max_rssi = max(ncphy->rssi_info[i << 1], max_rssi);
+
+	IWL_DEBUG_STATS("Rssi In A %d B %d C %d Max %d AGC dB %d\n",
+		ncphy->rssi_info[0], ncphy->rssi_info[2], ncphy->rssi_info[4],
+		max_rssi, agc);
+
+	/* dBm = max_rssi dB - agc dB - constant.
+	 * Higher AGC (higher radio gain) means lower signal. */
+	return max_rssi - agc - IWL_RSSI_OFFSET;
+}
+
+static void iwl_sta_modify_ps_wake(struct iwl_priv *priv, int sta_id)
+{
+	unsigned long flags;
+
+	spin_lock_irqsave(&priv->sta_lock, flags);
+	priv->stations[sta_id].sta.station_flags &= ~STA_FLG_PWR_SAVE_MSK;
+	priv->stations[sta_id].sta.station_flags_msk = STA_FLG_PWR_SAVE_MSK;
+	priv->stations[sta_id].sta.sta.modify_mask = 0;
+	priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK;
+	spin_unlock_irqrestore(&priv->sta_lock, flags);
+
+	iwl_send_add_sta(priv, &priv->stations[sta_id].sta, CMD_ASYNC);
+}
+
+static void iwl_update_ps_mode(struct iwl_priv *priv, u16 ps_bit, u8 *addr)
+{
+	/* FIXME: need locking over ps_status ??? */
+	u8 sta_id = iwl_find_station(priv, addr);
+
+	if (sta_id != IWL_INVALID_STATION) {
+		u8 sta_awake = priv->stations[sta_id].
+				ps_status == STA_PS_STATUS_WAKE;
+
+		if (sta_awake && ps_bit)
+			priv->stations[sta_id].ps_status = STA_PS_STATUS_SLEEP;
+		else if (!sta_awake && !ps_bit) {
+			iwl_sta_modify_ps_wake(priv, sta_id);
+			priv->stations[sta_id].ps_status = STA_PS_STATUS_WAKE;
+		}
+	}
+}
+
+/* This is necessary only for a number of statistics, see the caller. */
+static int iwl_is_network_packet(struct iwl_priv *priv,
+		struct ieee80211_hdr *header)
+{
+	/* Filter incoming packets to determine if they are targeted toward
+	 * this network, discarding packets coming from ourselves */
+	switch (priv->iw_mode) {
+	case IEEE80211_IF_TYPE_IBSS: /* Header: Dest. | Source    | BSSID */
+		/* packets to our IBSS update information */
+		return !compare_ether_addr(header->addr3, priv->bssid);
+	case IEEE80211_IF_TYPE_STA: /* Header: Dest. | AP{BSSID} | Source */
+		/* packets to our IBSS update information */
+		return !compare_ether_addr(header->addr2, priv->bssid);
+	default:
+		return 1;
+	}
+}
+
+/* Called for REPLY_RX (legacy ABG frames), or
+ * REPLY_RX_MPDU_CMD (HT high-throughput N frames). */
+void iwl_rx_reply_rx(struct iwl_priv *priv,
+				struct iwl_rx_mem_buffer *rxb)
+{
+	struct ieee80211_hdr *header;
+	struct ieee80211_rx_status rx_status;
+	struct iwl_rx_packet *pkt = (struct iwl_rx_packet *)rxb->skb->data;
+	/* Use phy data (Rx signal strength, etc.) contained within
+	 *   this rx packet for legacy frames,
+	 *   or phy data cached from REPLY_RX_PHY_CMD for HT frames. */
+	int include_phy = (pkt->hdr.cmd == REPLY_RX);
+	struct iwl4965_rx_phy_res *rx_start = (include_phy) ?
+		(struct iwl4965_rx_phy_res *)&(pkt->u.raw[0]) :
+		(struct iwl4965_rx_phy_res *)&priv->last_phy_res[1];
+	__le32 *rx_end;
+	unsigned int len = 0;
+	u16 fc;
+	u8 network_packet;
+
+	rx_status.mactime = le64_to_cpu(rx_start->timestamp);
+	rx_status.freq =
+		ieee80211_channel_to_frequency(le16_to_cpu(rx_start->channel));
+	rx_status.band = (rx_start->phy_flags & RX_RES_PHY_FLAGS_BAND_24_MSK) ?
+				IEEE80211_BAND_2GHZ : IEEE80211_BAND_5GHZ;
+	rx_status.rate_idx =
+		iwl_hwrate_to_plcp_idx(le32_to_cpu(rx_start->rate_n_flags));
+	if (rx_status.band == IEEE80211_BAND_5GHZ)
+		rx_status.rate_idx -= IWL_FIRST_OFDM_RATE;
+
+	rx_status.antenna = 0;
+	rx_status.flag = 0;
+	rx_status.flag |= RX_FLAG_TSFT;
+
+	if ((unlikely(rx_start->cfg_phy_cnt > 20))) {
+		IWL_DEBUG_DROP("dsp size out of range [0,20]: %d/n",
+				rx_start->cfg_phy_cnt);
+		return;
+	}
+
+	if (!include_phy) {
+		if (priv->last_phy_res[0])
+			rx_start = (struct iwl4965_rx_phy_res *)
+				&priv->last_phy_res[1];
+		else
+			rx_start = NULL;
+	}
+
+	if (!rx_start) {
+		IWL_ERROR("MPDU frame without a PHY data\n");
+		return;
+	}
+
+	if (include_phy) {
+		header = (struct ieee80211_hdr *)((u8 *) &rx_start[1]
+						  + rx_start->cfg_phy_cnt);
+
+		len = le16_to_cpu(rx_start->byte_count);
+		rx_end = (__le32 *)(pkt->u.raw + rx_start->cfg_phy_cnt +
+				  sizeof(struct iwl4965_rx_phy_res) + len);
+	} else {
+		struct iwl4965_rx_mpdu_res_start *amsdu =
+			(struct iwl4965_rx_mpdu_res_start *)pkt->u.raw;
+
+		header = (void *)(pkt->u.raw +
+			sizeof(struct iwl4965_rx_mpdu_res_start));
+		len = le16_to_cpu(amsdu->byte_count);
+		rx_end = (__le32 *) (pkt->u.raw +
+			sizeof(struct iwl4965_rx_mpdu_res_start) + len);
+	}
+
+	if (!(*rx_end & RX_RES_STATUS_NO_CRC32_ERROR) ||
+	    !(*rx_end & RX_RES_STATUS_NO_RXE_OVERFLOW)) {
+		IWL_DEBUG_RX("Bad CRC or FIFO: 0x%08X.\n",
+				le32_to_cpu(*rx_end));
+		return;
+	}
+
+	priv->ucode_beacon_time = le32_to_cpu(rx_start->beacon_time_stamp);
+
+	/* Find max signal strength (dBm) among 3 antenna/receiver chains */
+	rx_status.signal = iwl_calc_rssi(priv, rx_start);
+
+	/* Meaningful noise values are available only from beacon statistics,
+	 *   which are gathered only when associated, and indicate noise
+	 *   only for the associated network channel ...
+	 * Ignore these noise values while scanning (other channels) */
+	if (iwl_is_associated(priv) &&
+	    !test_bit(STATUS_SCANNING, &priv->status)) {
+		rx_status.noise = priv->last_rx_noise;
+		rx_status.qual = iwl_calc_sig_qual(rx_status.signal,
+							 rx_status.noise);
+	} else {
+		rx_status.noise = IWL_NOISE_MEAS_NOT_AVAILABLE;
+		rx_status.qual = iwl_calc_sig_qual(rx_status.signal, 0);
+	}
+
+	/* Reset beacon noise level if not associated. */
+	if (!iwl_is_associated(priv))
+		priv->last_rx_noise = IWL_NOISE_MEAS_NOT_AVAILABLE;
+
+	/* Set "1" to report good data frames in groups of 100 */
+	/* FIXME: need to optimze the call: */
+	iwl_dbg_report_frame(priv, pkt, header, 1);
+
+	IWL_DEBUG_STATS_LIMIT("Rssi %d, noise %d, qual %d, TSF %llu\n",
+		rx_status.signal, rx_status.noise, rx_status.signal,
+		(unsigned long long)rx_status.mactime);
+
+	/* Take shortcut when only in monitor mode */
+	if (priv->iw_mode == IEEE80211_IF_TYPE_MNTR) {
+		iwl_pass_packet_to_mac80211(priv, include_phy,
+						 rxb, &rx_status);
+		return;
+	}
+
+	network_packet = iwl_is_network_packet(priv, header);
+	if (network_packet) {
+		priv->last_rx_rssi = rx_status.signal;
+		priv->last_beacon_time =  priv->ucode_beacon_time;
+		priv->last_tsf = le64_to_cpu(rx_start->timestamp);
+	}
+
+	fc = le16_to_cpu(header->frame_control);
+	switch (fc & IEEE80211_FCTL_FTYPE) {
+	case IEEE80211_FTYPE_MGMT:
+	case IEEE80211_FTYPE_DATA:
+		if (priv->iw_mode == IEEE80211_IF_TYPE_AP)
+			iwl_update_ps_mode(priv, fc  & IEEE80211_FCTL_PM,
+						header->addr2);
+		/* fall through */
+	default:
+			iwl_pass_packet_to_mac80211(priv, include_phy, rxb,
+				   &rx_status);
+		break;
+
+	}
+}
+EXPORT_SYMBOL(iwl_rx_reply_rx);
+
+/* Cache phy data (Rx signal strength, etc) for HT frame (REPLY_RX_PHY_CMD).
+ * This will be used later in iwl_rx_reply_rx() for REPLY_RX_MPDU_CMD. */
+void iwl_rx_reply_rx_phy(struct iwl_priv *priv,
+				    struct iwl_rx_mem_buffer *rxb)
+{
+	struct iwl_rx_packet *pkt = (struct iwl_rx_packet *)rxb->skb->data;
+	priv->last_phy_res[0] = 1;
+	memcpy(&priv->last_phy_res[1], &(pkt->u.raw[0]),
+	       sizeof(struct iwl4965_rx_phy_res));
+}
+EXPORT_SYMBOL(iwl_rx_reply_rx_phy);

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

@@ -36,8 +36,8 @@
 #include "iwl-helpers.h"
 
 
-#define IWL_STA_DRIVER_ACTIVE		0x1     /* ucode entry is active */
-#define IWL_STA_UCODE_ACTIVE		0x2     /* ucode entry is active */
+#define IWL_STA_DRIVER_ACTIVE BIT(0) /* driver entry is active */
+#define IWL_STA_UCODE_ACTIVE  BIT(1) /* ucode entry is active */
 
 u8 iwl_find_station(struct iwl_priv *priv, const u8 *addr)
 {
@@ -83,10 +83,28 @@ int iwl_get_ra_sta_id(struct iwl_priv *priv, struct ieee80211_hdr *hdr)
 }
 EXPORT_SYMBOL(iwl_get_ra_sta_id);
 
+static void iwl_sta_ucode_activate(struct iwl_priv *priv, u8 sta_id)
+{
+	unsigned long flags;
+	DECLARE_MAC_BUF(mac);
+
+	spin_lock_irqsave(&priv->sta_lock, flags);
+
+	if (!(priv->stations[sta_id].used & IWL_STA_DRIVER_ACTIVE))
+		IWL_ERROR("ACTIVATE a non DRIVER active station %d\n", sta_id);
+
+	priv->stations[sta_id].used |= IWL_STA_UCODE_ACTIVE;
+	IWL_DEBUG_ASSOC("Added STA to Ucode: %s\n",
+			print_mac(mac, priv->stations[sta_id].sta.sta.addr));
+
+	spin_unlock_irqrestore(&priv->sta_lock, flags);
+}
+
 static int iwl_add_sta_callback(struct iwl_priv *priv,
 				   struct iwl_cmd *cmd, struct sk_buff *skb)
 {
 	struct iwl_rx_packet *res = NULL;
+	u8 sta_id = cmd->cmd.addsta.sta.sta_id;
 
 	if (!skb) {
 		IWL_ERROR("Error: Response NULL in REPLY_ADD_STA.\n");
@@ -102,8 +120,8 @@ static int iwl_add_sta_callback(struct iwl_priv *priv,
 
 	switch (res->u.add_sta.status) {
 	case ADD_STA_SUCCESS_MSK:
-		/* FIXME: implement iwl_sta_ucode_activate(priv, addr); */
-		/* fail through */
+		iwl_sta_ucode_activate(priv, sta_id);
+		 /* fall through */
 	default:
 		IWL_DEBUG_HC("Received REPLY_ADD_STA:(0x%08X)\n",
 			     res->u.add_sta.status);
@@ -147,6 +165,7 @@ int iwl_send_add_sta(struct iwl_priv *priv,
 	if (ret == 0) {
 		switch (res->u.add_sta.status) {
 		case ADD_STA_SUCCESS_MSK:
+			iwl_sta_ucode_activate(priv, sta->sta.sta_id);
 			IWL_DEBUG_INFO("REPLY_ADD_STA PASSED\n");
 			break;
 		default:
@@ -215,88 +234,92 @@ u8 iwl_add_station_flags(struct iwl_priv *priv, const u8 *addr, int is_ap,
 			 u8 flags, struct ieee80211_ht_info *ht_info)
 {
 	int i;
-	int index = IWL_INVALID_STATION;
+	int sta_id = IWL_INVALID_STATION;
 	struct iwl_station_entry *station;
 	unsigned long flags_spin;
 	DECLARE_MAC_BUF(mac);
 
 	spin_lock_irqsave(&priv->sta_lock, flags_spin);
 	if (is_ap)
-		index = IWL_AP_ID;
+		sta_id = IWL_AP_ID;
 	else if (is_broadcast_ether_addr(addr))
-		index = priv->hw_params.bcast_sta_id;
+		sta_id = priv->hw_params.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,
 						addr)) {
-				index = i;
+				sta_id = i;
 				break;
 			}
 
 			if (!priv->stations[i].used &&
-			    index == IWL_INVALID_STATION)
-				index = i;
+			    sta_id == IWL_INVALID_STATION)
+				sta_id = i;
 		}
 
-
 	/* These two conditions have the same outcome, but keep them separate
-	  since they have different meanings */
-	if (unlikely(index == IWL_INVALID_STATION)) {
+	   since they have different meanings */
+	if (unlikely(sta_id == IWL_INVALID_STATION)) {
 		spin_unlock_irqrestore(&priv->sta_lock, flags_spin);
-		return index;
+		return sta_id;
 	}
 
-	if (priv->stations[index].used &&
-	    !compare_ether_addr(priv->stations[index].sta.sta.addr, addr)) {
+	if (priv->stations[sta_id].used &&
+	    !compare_ether_addr(priv->stations[sta_id].sta.sta.addr, addr)) {
 		spin_unlock_irqrestore(&priv->sta_lock, flags_spin);
-		return index;
+		return sta_id;
 	}
 
 
-	IWL_DEBUG_ASSOC("Add STA ID %d: %s\n", index, print_mac(mac, addr));
-	station = &priv->stations[index];
-	station->used = 1;
+	station = &priv->stations[sta_id];
+	station->used = IWL_STA_DRIVER_ACTIVE;
+	IWL_DEBUG_ASSOC("Add STA to driver ID %d: %s\n",
+			sta_id, print_mac(mac, addr));
 	priv->num_stations++;
 
 	/* Set up the REPLY_ADD_STA command to send to device */
 	memset(&station->sta, 0, sizeof(struct iwl_addsta_cmd));
 	memcpy(station->sta.sta.addr, addr, ETH_ALEN);
 	station->sta.mode = 0;
-	station->sta.sta.sta_id = index;
+	station->sta.sta.sta_id = sta_id;
 	station->sta.station_flags = 0;
 
 	/* BCAST station and IBSS stations do not work in HT mode */
-	if (index != priv->hw_params.bcast_sta_id &&
+	if (sta_id != priv->hw_params.bcast_sta_id &&
 	    priv->iw_mode != IEEE80211_IF_TYPE_IBSS)
-		iwl_set_ht_add_station(priv, index, ht_info);
+		iwl_set_ht_add_station(priv, sta_id, ht_info);
 
 	spin_unlock_irqrestore(&priv->sta_lock, flags_spin);
 
 	/* Add station to device's station table */
 	iwl_send_add_sta(priv, &station->sta, flags);
-	return index;
+	return sta_id;
 
 }
 EXPORT_SYMBOL(iwl_add_station_flags);
 
-static int iwl_sta_ucode_deactivate(struct iwl_priv *priv, const char *addr)
+static void iwl_sta_ucode_deactivate(struct iwl_priv *priv, const char *addr)
 {
 	unsigned long flags;
-	u8 sta_id;
 	DECLARE_MAC_BUF(mac);
 
-	sta_id = iwl_find_station(priv, addr);
-	if (sta_id != IWL_INVALID_STATION) {
-		IWL_DEBUG_ASSOC("Removed STA from Ucode: %s\n",
-				print_mac(mac, addr));
-		spin_lock_irqsave(&priv->sta_lock, flags);
-		priv->stations[sta_id].used &= ~IWL_STA_UCODE_ACTIVE;
-		memset(&priv->stations[sta_id], 0,
-			sizeof(struct iwl_station_entry));
-		spin_unlock_irqrestore(&priv->sta_lock, flags);
-		return 0;
-	}
-	return -EINVAL;
+	u8 sta_id = iwl_find_station(priv, addr);
+
+	BUG_ON(sta_id == IWL_INVALID_STATION);
+
+	IWL_DEBUG_ASSOC("Removed STA from Ucode: %s\n",
+			print_mac(mac, addr));
+
+	spin_lock_irqsave(&priv->sta_lock, flags);
+
+	/* Ucode must be active and driver must be non active */
+	if (priv->stations[sta_id].used != IWL_STA_UCODE_ACTIVE)
+		IWL_ERROR("removed non active STA %d\n", sta_id);
+
+	priv->stations[sta_id].used &= ~IWL_STA_UCODE_ACTIVE;
+
+	memset(&priv->stations[sta_id], 0, sizeof(struct iwl_station_entry));
+	spin_unlock_irqrestore(&priv->sta_lock, flags);
 }
 
 static int iwl_remove_sta_callback(struct iwl_priv *priv,
@@ -322,6 +345,7 @@ static int iwl_remove_sta_callback(struct iwl_priv *priv,
 		iwl_sta_ucode_deactivate(priv, addr);
 		break;
 	default:
+		IWL_ERROR("REPLY_REMOVE_STA failed\n");
 		break;
 	}
 
@@ -386,44 +410,63 @@ static int iwl_send_remove_station(struct iwl_priv *priv, const u8 *addr,
 /**
  * iwl_remove_station - Remove driver's knowledge of station.
  */
-u8 iwl_remove_station(struct iwl_priv *priv, const u8 *addr, int is_ap)
+int iwl_remove_station(struct iwl_priv *priv, const u8 *addr, int is_ap)
 {
-	int index = IWL_INVALID_STATION;
-	int i;
+	int sta_id = IWL_INVALID_STATION;
+	int i, ret = -EINVAL;
 	unsigned long flags;
+	DECLARE_MAC_BUF(mac);
 
 	spin_lock_irqsave(&priv->sta_lock, flags);
 
 	if (is_ap)
-		index = IWL_AP_ID;
+		sta_id = IWL_AP_ID;
 	else if (is_broadcast_ether_addr(addr))
-		index = priv->hw_params.bcast_sta_id;
+		sta_id = priv->hw_params.bcast_sta_id;
 	else
 		for (i = IWL_STA_ID; i < priv->hw_params.max_stations; i++)
 			if (priv->stations[i].used &&
 			    !compare_ether_addr(priv->stations[i].sta.sta.addr,
 						addr)) {
-				index = i;
+				sta_id = i;
 				break;
 			}
 
-	if (unlikely(index == IWL_INVALID_STATION))
+	if (unlikely(sta_id == IWL_INVALID_STATION))
 		goto out;
 
-	if (priv->stations[index].used) {
-		priv->stations[index].used = 0;
-		priv->num_stations--;
+	IWL_DEBUG_ASSOC("Removing STA from driver:%d  %s\n",
+		sta_id, print_mac(mac, addr));
+
+	if (!(priv->stations[sta_id].used & IWL_STA_DRIVER_ACTIVE)) {
+		IWL_ERROR("Removing %s but non DRIVER active\n",
+				print_mac(mac, addr));
+		goto out;
+	}
+
+	if (!(priv->stations[sta_id].used & IWL_STA_UCODE_ACTIVE)) {
+		IWL_ERROR("Removing %s but non UCODE active\n",
+				print_mac(mac, addr));
+		goto out;
 	}
 
+
+	priv->stations[sta_id].used &= ~IWL_STA_DRIVER_ACTIVE;
+
+	priv->num_stations--;
+
 	BUG_ON(priv->num_stations < 0);
+
 	spin_unlock_irqrestore(&priv->sta_lock, flags);
-	iwl_send_remove_station(priv, addr, CMD_ASYNC);
-	return index;
+
+	ret = iwl_send_remove_station(priv, addr, CMD_ASYNC);
+	return ret;
 out:
 	spin_unlock_irqrestore(&priv->sta_lock, flags);
-	return 0;
+	return ret;
 }
 EXPORT_SYMBOL(iwl_remove_station);
+
 static int iwl_get_free_ucode_key_index(struct iwl_priv *priv)
 {
 	int i;
@@ -782,8 +825,7 @@ int iwl_send_lq_cmd(struct iwl_priv *priv,
 
 	iwl_dump_lq_cmd(priv,lq);
 
-	if (iwl_is_associated(priv) && priv->assoc_station_added &&
-	    priv->lq_mngr.lq_ready)
+	if (iwl_is_associated(priv) && priv->assoc_station_added)
 		return  iwl_send_cmd(priv, &cmd);
 
 	return 0;
@@ -845,6 +887,7 @@ static void iwl_sta_init_lq(struct iwl_priv *priv, const u8 *addr, int is_ap)
 	iwl_send_cmd_pdu_async(priv, REPLY_TX_LINK_QUALITY_CMD,
 			       sizeof(link_cmd), &link_cmd, NULL);
 }
+
 /**
  * iwl_rxon_add_station - add station into station table.
  *

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

@@ -48,7 +48,7 @@ int iwl_set_dynamic_key(struct iwl_priv *priv,
 int iwl_remove_dynamic_key(struct iwl_priv *priv,
 			   struct ieee80211_key_conf *key, u8 sta_id);
 int iwl_rxon_add_station(struct iwl_priv *priv, const u8 *addr, int is_ap);
-u8 iwl_remove_station(struct iwl_priv *priv, const u8 *addr, int is_ap);
+int iwl_remove_station(struct iwl_priv *priv, const u8 *addr, int is_ap);
 int iwl_get_sta_id(struct iwl_priv *priv, struct ieee80211_hdr *hdr);
 void iwl_sta_modify_enable_tid_tx(struct iwl_priv *priv, int sta_id, int tid);
 int iwl_get_ra_sta_id(struct iwl_priv *priv, struct ieee80211_hdr *hdr);

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

@@ -1350,6 +1350,149 @@ int iwl_txq_check_empty(struct iwl_priv *priv, int sta_id, u8 tid, int txq_id)
 }
 EXPORT_SYMBOL(iwl_txq_check_empty);
 
+/**
+ * iwl_tx_status_reply_compressed_ba - Update tx status from block-ack
+ *
+ * Go through block-ack's bitmap of ACK'd frames, update driver's record of
+ * ACK vs. not.  This gets sent to mac80211, then to rate scaling algo.
+ */
+static int iwl_tx_status_reply_compressed_ba(struct iwl_priv *priv,
+				 struct iwl_ht_agg *agg,
+				 struct iwl_compressed_ba_resp *ba_resp)
+
+{
+	int i, sh, ack;
+	u16 seq_ctl = le16_to_cpu(ba_resp->seq_ctl);
+	u16 scd_flow = le16_to_cpu(ba_resp->scd_flow);
+	u64 bitmap;
+	int successes = 0;
+	struct ieee80211_tx_info *info;
+
+	if (unlikely(!agg->wait_for_ba))  {
+		IWL_ERROR("Received BA when not expected\n");
+		return -EINVAL;
+	}
+
+	/* Mark that the expected block-ack response arrived */
+	agg->wait_for_ba = 0;
+	IWL_DEBUG_TX_REPLY("BA %d %d\n", agg->start_idx, ba_resp->seq_ctl);
+
+	/* Calculate shift to align block-ack bits with our Tx window bits */
+	sh = agg->start_idx - SEQ_TO_INDEX(seq_ctl>>4);
+	if (sh < 0) /* tbw something is wrong with indices */
+		sh += 0x100;
+
+	/* don't use 64-bit values for now */
+	bitmap = le64_to_cpu(ba_resp->bitmap) >> sh;
+
+	if (agg->frame_count > (64 - sh)) {
+		IWL_DEBUG_TX_REPLY("more frames than bitmap size");
+		return -1;
+	}
+
+	/* check for success or failure according to the
+	 * transmitted bitmap and block-ack bitmap */
+	bitmap &= agg->bitmap;
+
+	/* For each frame attempted in aggregation,
+	 * update driver's record of tx frame's status. */
+	for (i = 0; i < agg->frame_count ; i++) {
+		ack = bitmap & (1 << i);
+		successes += !!ack;
+		IWL_DEBUG_TX_REPLY("%s ON i=%d idx=%d raw=%d\n",
+			ack? "ACK":"NACK", i, (agg->start_idx + i) & 0xff,
+			agg->start_idx + i);
+	}
+
+	info = IEEE80211_SKB_CB(priv->txq[scd_flow].txb[agg->start_idx].skb[0]);
+	memset(&info->status, 0, sizeof(info->status));
+	info->flags = IEEE80211_TX_STAT_ACK;
+	info->flags |= IEEE80211_TX_STAT_AMPDU;
+	info->status.ampdu_ack_map = successes;
+	info->status.ampdu_ack_len = agg->frame_count;
+	iwl_hwrate_to_tx_control(priv, agg->rate_n_flags, info);
+
+	IWL_DEBUG_TX_REPLY("Bitmap %llx\n", (unsigned long long)bitmap);
+
+	return 0;
+}
+
+/**
+ * iwl_rx_reply_compressed_ba - Handler for REPLY_COMPRESSED_BA
+ *
+ * Handles block-acknowledge notification from device, which reports success
+ * of frames sent via aggregation.
+ */
+void iwl_rx_reply_compressed_ba(struct iwl_priv *priv,
+					   struct iwl_rx_mem_buffer *rxb)
+{
+	struct iwl_rx_packet *pkt = (struct iwl_rx_packet *)rxb->skb->data;
+	struct iwl_compressed_ba_resp *ba_resp = &pkt->u.compressed_ba;
+	int index;
+	struct iwl_tx_queue *txq = NULL;
+	struct iwl_ht_agg *agg;
+	DECLARE_MAC_BUF(mac);
+
+	/* "flow" corresponds to Tx queue */
+	u16 scd_flow = le16_to_cpu(ba_resp->scd_flow);
+
+	/* "ssn" is start of block-ack Tx window, corresponds to index
+	 * (in Tx queue's circular buffer) of first TFD/frame in window */
+	u16 ba_resp_scd_ssn = le16_to_cpu(ba_resp->scd_ssn);
+
+	if (scd_flow >= priv->hw_params.max_txq_num) {
+		IWL_ERROR("BUG_ON scd_flow is bigger than number of queues");
+		return;
+	}
+
+	txq = &priv->txq[scd_flow];
+	agg = &priv->stations[ba_resp->sta_id].tid[ba_resp->tid].agg;
+
+	/* Find index just before block-ack window */
+	index = iwl_queue_dec_wrap(ba_resp_scd_ssn & 0xff, txq->q.n_bd);
+
+	/* TODO: Need to get this copy more safely - now good for debug */
+
+	IWL_DEBUG_TX_REPLY("REPLY_COMPRESSED_BA [%d]Received from %s, "
+			   "sta_id = %d\n",
+			   agg->wait_for_ba,
+			   print_mac(mac, (u8 *) &ba_resp->sta_addr_lo32),
+			   ba_resp->sta_id);
+	IWL_DEBUG_TX_REPLY("TID = %d, SeqCtl = %d, bitmap = 0x%llx, scd_flow = "
+			   "%d, scd_ssn = %d\n",
+			   ba_resp->tid,
+			   ba_resp->seq_ctl,
+			   (unsigned long long)le64_to_cpu(ba_resp->bitmap),
+			   ba_resp->scd_flow,
+			   ba_resp->scd_ssn);
+	IWL_DEBUG_TX_REPLY("DAT start_idx = %d, bitmap = 0x%llx \n",
+			   agg->start_idx,
+			   (unsigned long long)agg->bitmap);
+
+	/* Update driver's record of ACK vs. not for each frame in window */
+	iwl_tx_status_reply_compressed_ba(priv, agg, ba_resp);
+
+	/* Release all TFDs before the SSN, i.e. all TFDs in front of
+	 * block-ack window (we assume that they've been successfully
+	 * transmitted ... if not, it's too late anyway). */
+	if (txq->q.read_ptr != (ba_resp_scd_ssn & 0xff)) {
+		/* calculate mac80211 ampdu sw queue to wake */
+		int ampdu_q =
+		   scd_flow - priv->hw_params.first_ampdu_q + priv->hw->queues;
+		int freed = iwl_tx_queue_reclaim(priv, scd_flow, index);
+		priv->stations[ba_resp->sta_id].
+			tid[ba_resp->tid].tfds_in_queue -= freed;
+		if (iwl_queue_space(&txq->q) > txq->q.low_mark &&
+			priv->mac80211_registered &&
+			agg->state != IWL_EMPTYING_HW_QUEUE_DELBA)
+			ieee80211_wake_queue(priv->hw, ampdu_q);
+
+		iwl_txq_check_empty(priv, ba_resp->sta_id,
+				    ba_resp->tid, scd_flow);
+	}
+}
+EXPORT_SYMBOL(iwl_rx_reply_compressed_ba);
+
 #ifdef CONFIG_IWLWIF_DEBUG
 #define TX_STATUS_ENTRY(x) case TX_STATUS_FAIL_ ## x: return #x
 

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

@@ -970,7 +970,7 @@ static int iwl3945_full_rxon_required(struct iwl3945_priv *priv)
 {
 
 	/* These items are only settable from the full RXON command */
-	if (!(priv->active_rxon.filter_flags & RXON_FILTER_ASSOC_MSK) ||
+	if (!(iwl3945_is_associated(priv)) ||
 	    compare_ether_addr(priv->staging_rxon.bssid_addr,
 			       priv->active_rxon.bssid_addr) ||
 	    compare_ether_addr(priv->staging_rxon.node_addr,
@@ -2312,7 +2312,7 @@ static void iwl3945_connection_init_rx_config(struct iwl3945_priv *priv)
 #endif
 
 	ch_info = iwl3945_get_channel_info(priv, priv->band,
-				       le16_to_cpu(priv->staging_rxon.channel));
+				       le16_to_cpu(priv->active_rxon.channel));
 
 	if (!ch_info)
 		ch_info = &priv->channel_info[0];
@@ -2539,6 +2539,11 @@ static int iwl3945_get_sta_id(struct iwl3945_priv *priv, struct ieee80211_hdr *h
 		iwl3945_print_hex_dump(IWL_DL_DROP, (u8 *) hdr, sizeof(*hdr));
 		return priv->hw_setting.bcast_sta_id;
 	}
+	/* If we are in monitor mode, use BCAST. This is required for
+	 * packet injection. */
+	case IEEE80211_IF_TYPE_MNTR:
+		return priv->hw_setting.bcast_sta_id;
+
 	default:
 		IWL_WARNING("Unknown mode of operation: %d", priv->iw_mode);
 		return priv->hw_setting.bcast_sta_id;
@@ -2578,11 +2583,6 @@ static int iwl3945_tx_skb(struct iwl3945_priv *priv, struct sk_buff *skb)
 		goto drop_unlock;
 	}
 
-	if (!priv->vif) {
-		IWL_DEBUG_DROP("Dropping - !priv->vif\n");
-		goto drop_unlock;
-	}
-
 	if ((ieee80211_get_tx_rate(priv->hw, info)->hw_value & 0xFF) == IWL_INVALID_RATE) {
 		IWL_ERROR("ERROR: No TX rate available.\n");
 		goto drop_unlock;
@@ -2603,9 +2603,10 @@ static int iwl3945_tx_skb(struct iwl3945_priv *priv, struct sk_buff *skb)
 #endif
 
 	/* drop all data frame if we are not associated */
-	if ((!iwl3945_is_associated(priv) ||
-	     ((priv->iw_mode == IEEE80211_IF_TYPE_STA) && !priv->assoc_id)) &&
-	    ieee80211_is_data(fc)) {
+	if (ieee80211_is_data(fc) &&
+	    (priv->iw_mode != IEEE80211_IF_TYPE_MNTR) && /* packet injection */
+	    (!iwl3945_is_associated(priv) ||
+	     ((priv->iw_mode == IEEE80211_IF_TYPE_STA) && !priv->assoc_id))) {
 		IWL_DEBUG_DROP("Dropping - !iwl3945_is_associated\n");
 		goto drop_unlock;
 	}
@@ -5921,7 +5922,9 @@ static void __iwl3945_down(struct iwl3945_priv *priv)
 			       test_bit(STATUS_GEO_CONFIGURED, &priv->status) <<
 					STATUS_GEO_CONFIGURED |
 			       test_bit(STATUS_IN_SUSPEND, &priv->status) <<
-					STATUS_IN_SUSPEND;
+					STATUS_IN_SUSPEND |
+				test_bit(STATUS_EXIT_PENDING, &priv->status) <<
+					STATUS_EXIT_PENDING;
 		goto exit;
 	}
 
@@ -5936,7 +5939,9 @@ static void __iwl3945_down(struct iwl3945_priv *priv)
 			test_bit(STATUS_IN_SUSPEND, &priv->status) <<
 				STATUS_IN_SUSPEND |
 			test_bit(STATUS_FW_ERROR, &priv->status) <<
-				STATUS_FW_ERROR;
+				STATUS_FW_ERROR |
+			test_bit(STATUS_EXIT_PENDING, &priv->status) <<
+				STATUS_EXIT_PENDING;
 
 	spin_lock_irqsave(&priv->lock, flags);
 	iwl3945_clear_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ);
@@ -6008,11 +6013,12 @@ static int __iwl3945_up(struct iwl3945_priv *priv)
 	else {
 		set_bit(STATUS_RF_KILL_HW, &priv->status);
 		if (!test_bit(STATUS_IN_SUSPEND, &priv->status)) {
+			iwl3945_rfkill_set_hw_state(priv);
 			IWL_WARNING("Radio disabled by HW RF Kill switch\n");
 			return -ENODEV;
 		}
 	}
-
+	iwl3945_rfkill_set_hw_state(priv);
 	iwl3945_write32(priv, CSR_INT, 0xFFFFFFFF);
 
 	rc = iwl3945_hw_nic_init(priv);
@@ -6068,6 +6074,7 @@ static int __iwl3945_up(struct iwl3945_priv *priv)
 
 	set_bit(STATUS_EXIT_PENDING, &priv->status);
 	__iwl3945_down(priv);
+	clear_bit(STATUS_EXIT_PENDING, &priv->status);
 
 	/* tried to restart and config the device for as long as our
 	 * patience could withstand */
@@ -6135,6 +6142,8 @@ static void iwl3945_bg_rf_kill(struct work_struct *work)
 				    "Kill switch must be turned off for "
 				    "wireless networking to work.\n");
 	}
+
+	iwl3945_rfkill_set_hw_state(priv);
 	mutex_unlock(&priv->mutex);
 }
 
@@ -6685,11 +6694,6 @@ static int iwl3945_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
 
 	IWL_DEBUG_MAC80211("enter\n");
 
-	if (priv->iw_mode == IEEE80211_IF_TYPE_MNTR) {
-		IWL_DEBUG_MAC80211("leave - monitor\n");
-		return -1;
-	}
-
 	IWL_DEBUG_TX("dev->xmit(%d bytes) at rate 0x%02x\n", skb->len,
 		     ieee80211_get_tx_rate(hw, IEEE80211_SKB_CB(skb))->bitrate);
 
@@ -6836,7 +6840,7 @@ static void iwl3945_config_ap(struct iwl3945_priv *priv)
 		return;
 
 	/* The following should be done only at AP bring up */
-	if ((priv->active_rxon.filter_flags & RXON_FILTER_ASSOC_MSK) == 0) {
+	if (!(iwl3945_is_associated(priv))) {
 
 		/* RXON - unassoc (to set timing command) */
 		priv->staging_rxon.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
@@ -6998,26 +7002,18 @@ static void iwl3945_configure_filter(struct ieee80211_hw *hw,
 				 unsigned int *total_flags,
 				 int mc_count, struct dev_addr_list *mc_list)
 {
-	/*
-	 * XXX: dummy
-	 * see also iwl3945_connection_init_rx_config
-	 */
 	struct iwl3945_priv *priv = hw->priv;
-	int new_flags = 0;
-	if (changed_flags & (FIF_PROMISC_IN_BSS | FIF_OTHER_BSS)) {
-		if (*total_flags & (FIF_PROMISC_IN_BSS | FIF_OTHER_BSS)) {
-			IWL_DEBUG_MAC80211("Enter: type %d (0x%x, 0x%x)\n",
-					   IEEE80211_IF_TYPE_MNTR,
-					   changed_flags, *total_flags);
-			/* queue work 'cuz mac80211 is holding a lock which
-			 * prevents us from issuing (synchronous) f/w cmds */
-			queue_work(priv->workqueue, &priv->set_monitor);
-			new_flags &= FIF_PROMISC_IN_BSS |
-				     FIF_OTHER_BSS |
-				     FIF_ALLMULTI;
-		}
+
+	if (changed_flags & (*total_flags) & FIF_OTHER_BSS) {
+		IWL_DEBUG_MAC80211("Enter: type %d (0x%x, 0x%x)\n",
+				   IEEE80211_IF_TYPE_MNTR,
+				   changed_flags, *total_flags);
+		/* queue work 'cuz mac80211 is holding a lock which
+		 * prevents us from issuing (synchronous) f/w cmds */
+		queue_work(priv->workqueue, &priv->set_monitor);
 	}
-	*total_flags = new_flags;
+	*total_flags &= FIF_OTHER_BSS | FIF_ALLMULTI |
+			FIF_BCN_PRBRESP_PROMISC | FIF_CONTROL;
 }
 
 static void iwl3945_mac_remove_interface(struct ieee80211_hw *hw,
@@ -7412,37 +7408,6 @@ static DRIVER_ATTR(debug_level, S_IWUSR | S_IRUGO,
 
 #endif /* CONFIG_IWL3945_DEBUG */
 
-static ssize_t show_rf_kill(struct device *d,
-			    struct device_attribute *attr, char *buf)
-{
-	/*
-	 * 0 - RF kill not enabled
-	 * 1 - SW based RF kill active (sysfs)
-	 * 2 - HW based RF kill active
-	 * 3 - Both HW and SW based RF kill active
-	 */
-	struct iwl3945_priv *priv = (struct iwl3945_priv *)d->driver_data;
-	int val = (test_bit(STATUS_RF_KILL_SW, &priv->status) ? 0x1 : 0x0) |
-		  (test_bit(STATUS_RF_KILL_HW, &priv->status) ? 0x2 : 0x0);
-
-	return sprintf(buf, "%i\n", val);
-}
-
-static ssize_t store_rf_kill(struct device *d,
-			     struct device_attribute *attr,
-			     const char *buf, size_t count)
-{
-	struct iwl3945_priv *priv = (struct iwl3945_priv *)d->driver_data;
-
-	mutex_lock(&priv->mutex);
-	iwl3945_radio_kill_sw(priv, buf[0] == '1');
-	mutex_unlock(&priv->mutex);
-
-	return count;
-}
-
-static DEVICE_ATTR(rf_kill, S_IWUSR | S_IRUGO, show_rf_kill, store_rf_kill);
-
 static ssize_t show_temperature(struct device *d,
 				struct device_attribute *attr, char *buf)
 {
@@ -7928,7 +7893,6 @@ static struct attribute *iwl3945_sysfs_entries[] = {
 #endif
 	&dev_attr_power_level.attr,
 	&dev_attr_retry_rate.attr,
-	&dev_attr_rf_kill.attr,
 	&dev_attr_rs_window.attr,
 	&dev_attr_statistics.attr,
 	&dev_attr_status.attr,
@@ -8169,6 +8133,11 @@ static int iwl3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
 	pci_save_state(pdev);
 	pci_disable_device(pdev);
 
+	err = iwl3945_rfkill_init(priv);
+	if (err)
+		IWL_ERROR("Unable to initialize RFKILL system. "
+				  "Ignoring error: %d\n", err);
+
 	return 0;
 
  out_free_geos:
@@ -8231,6 +8200,7 @@ static void __devexit iwl3945_pci_remove(struct pci_dev *pdev)
 
 	sysfs_remove_group(&pdev->dev.kobj, &iwl3945_attribute_group);
 
+	iwl3945_rfkill_unregister(priv);
 	iwl3945_dealloc_ucode_pci(priv);
 
 	if (priv->rxq.bd)
@@ -8299,6 +8269,143 @@ static int iwl3945_pci_resume(struct pci_dev *pdev)
 
 #endif /* CONFIG_PM */
 
+/*************** RFKILL FUNCTIONS **********/
+#ifdef CONFIG_IWLWIFI_RFKILL
+/* software rf-kill from user */
+static int iwl3945_rfkill_soft_rf_kill(void *data, enum rfkill_state state)
+{
+	struct iwl3945_priv *priv = data;
+	int err = 0;
+
+	if (!priv->rfkill_mngr.rfkill)
+	return 0;
+
+	if (test_bit(STATUS_EXIT_PENDING, &priv->status))
+		return 0;
+
+	IWL_DEBUG_RF_KILL("we recieved soft RFKILL set to state %d\n", state);
+	mutex_lock(&priv->mutex);
+
+	switch (state) {
+	case RFKILL_STATE_UNBLOCKED:
+		iwl3945_radio_kill_sw(priv, 0);
+		/* if HW rf-kill is set dont allow ON state */
+		if (iwl3945_is_rfkill(priv))
+			err = -EBUSY;
+		break;
+	case RFKILL_STATE_SOFT_BLOCKED:
+		iwl3945_radio_kill_sw(priv, 1);
+		if (!iwl3945_is_rfkill(priv))
+			err = -EBUSY;
+		break;
+	default:
+		IWL_WARNING("we recieved unexpected RFKILL state %d\n", state);
+		break;
+	}
+	mutex_unlock(&priv->mutex);
+
+	return err;
+}
+
+int iwl3945_rfkill_init(struct iwl3945_priv *priv)
+{
+	struct device *device = wiphy_dev(priv->hw->wiphy);
+	int ret = 0;
+
+	BUG_ON(device == NULL);
+
+	IWL_DEBUG_RF_KILL("Initializing RFKILL.\n");
+	priv->rfkill_mngr.rfkill = rfkill_allocate(device, RFKILL_TYPE_WLAN);
+	if (!priv->rfkill_mngr.rfkill) {
+		IWL_ERROR("Unable to allocate rfkill device.\n");
+		ret = -ENOMEM;
+		goto error;
+	}
+
+	priv->rfkill_mngr.rfkill->name = priv->cfg->name;
+	priv->rfkill_mngr.rfkill->data = priv;
+	priv->rfkill_mngr.rfkill->state = RFKILL_STATE_ON;
+	priv->rfkill_mngr.rfkill->toggle_radio = iwl3945_rfkill_soft_rf_kill;
+	priv->rfkill_mngr.rfkill->user_claim_unsupported = 1;
+
+	priv->rfkill_mngr.rfkill->dev.class->suspend = NULL;
+	priv->rfkill_mngr.rfkill->dev.class->resume = NULL;
+
+	priv->rfkill_mngr.input_dev = input_allocate_device();
+	if (!priv->rfkill_mngr.input_dev) {
+		IWL_ERROR("Unable to allocate rfkill input device.\n");
+		ret = -ENOMEM;
+		goto freed_rfkill;
+	}
+
+	priv->rfkill_mngr.input_dev->name = priv->cfg->name;
+	priv->rfkill_mngr.input_dev->phys = wiphy_name(priv->hw->wiphy);
+	priv->rfkill_mngr.input_dev->id.bustype = BUS_HOST;
+	priv->rfkill_mngr.input_dev->id.vendor = priv->pci_dev->vendor;
+	priv->rfkill_mngr.input_dev->dev.parent = device;
+	priv->rfkill_mngr.input_dev->evbit[0] = BIT(EV_KEY);
+	set_bit(KEY_WLAN, priv->rfkill_mngr.input_dev->keybit);
+
+	ret = rfkill_register(priv->rfkill_mngr.rfkill);
+	if (ret) {
+		IWL_ERROR("Unable to register rfkill: %d\n", ret);
+		goto free_input_dev;
+	}
+
+	ret = input_register_device(priv->rfkill_mngr.input_dev);
+	if (ret) {
+		IWL_ERROR("Unable to register rfkill input device: %d\n", ret);
+		goto unregister_rfkill;
+	}
+
+	IWL_DEBUG_RF_KILL("RFKILL initialization complete.\n");
+	return ret;
+
+unregister_rfkill:
+	rfkill_unregister(priv->rfkill_mngr.rfkill);
+	priv->rfkill_mngr.rfkill = NULL;
+
+free_input_dev:
+	input_free_device(priv->rfkill_mngr.input_dev);
+	priv->rfkill_mngr.input_dev = NULL;
+
+freed_rfkill:
+	if (priv->rfkill_mngr.rfkill != NULL)
+		rfkill_free(priv->rfkill_mngr.rfkill);
+	priv->rfkill_mngr.rfkill = NULL;
+
+error:
+	IWL_DEBUG_RF_KILL("RFKILL initialization complete.\n");
+	return ret;
+}
+
+void iwl3945_rfkill_unregister(struct iwl3945_priv *priv)
+{
+
+	if (priv->rfkill_mngr.input_dev)
+		input_unregister_device(priv->rfkill_mngr.input_dev);
+
+	if (priv->rfkill_mngr.rfkill)
+		rfkill_unregister(priv->rfkill_mngr.rfkill);
+
+	priv->rfkill_mngr.input_dev = NULL;
+	priv->rfkill_mngr.rfkill = NULL;
+}
+
+/* set rf-kill to the right state. */
+void iwl3945_rfkill_set_hw_state(struct iwl3945_priv *priv)
+{
+
+	if (!priv->rfkill_mngr.rfkill)
+		return;
+
+	if (!iwl3945_is_rfkill(priv))
+		priv->rfkill_mngr.rfkill->state = RFKILL_STATE_ON;
+	else
+		priv->rfkill_mngr.rfkill->state = RFKILL_STATE_OFF;
+}
+#endif
+
 /*****************************************************************************
  *
  * driver and module entry point

drivers/net/wireless/iwlwifi/iwl4965-base.c

@@ -192,7 +192,7 @@ static int iwl4965_full_rxon_required(struct iwl_priv *priv)
 {
 
 	/* These items are only settable from the full RXON command */
-	if (!(priv->active_rxon.filter_flags & RXON_FILTER_ASSOC_MSK) ||
+	if (!(iwl_is_associated(priv)) ||
 	    compare_ether_addr(priv->staging_rxon.bssid_addr,
 			       priv->active_rxon.bssid_addr) ||
 	    compare_ether_addr(priv->staging_rxon.node_addr,
@@ -241,16 +241,18 @@ static int iwl4965_commit_rxon(struct iwl_priv *priv)
 	/* cast away the const for active_rxon in this function */
 	struct iwl_rxon_cmd *active_rxon = (void *)&priv->active_rxon;
 	DECLARE_MAC_BUF(mac);
-	int rc = 0;
+	int ret;
+	bool new_assoc =
+		!!(priv->staging_rxon.filter_flags & RXON_FILTER_ASSOC_MSK);
 
 	if (!iwl_is_alive(priv))
-		return -1;
+		return -EBUSY;
 
 	/* always get timestamp with Rx frame */
 	priv->staging_rxon.flags |= RXON_FLG_TSF2HOST_MSK;
 
-	rc = iwl4965_check_rxon_cmd(&priv->staging_rxon);
-	if (rc) {
+	ret = iwl4965_check_rxon_cmd(&priv->staging_rxon);
+	if (ret) {
 		IWL_ERROR("Invalid RXON configuration.  Not committing.\n");
 		return -EINVAL;
 	}
@@ -259,15 +261,13 @@ static int iwl4965_commit_rxon(struct iwl_priv *priv)
 	 * iwl4965_rxon_assoc_cmd which is used to reconfigure filter
 	 * and other flags for the current radio configuration. */
 	if (!iwl4965_full_rxon_required(priv)) {
-		rc = iwl_send_rxon_assoc(priv);
-		if (rc) {
-			IWL_ERROR("Error setting RXON_ASSOC "
-				  "configuration (%d).\n", rc);
-			return rc;
+		ret = iwl_send_rxon_assoc(priv);
+		if (ret) {
+			IWL_ERROR("Error setting RXON_ASSOC (%d)\n", ret);
+			return ret;
 		}
 
 		memcpy(active_rxon, &priv->staging_rxon, sizeof(*active_rxon));
-
 		return 0;
 	}
 
@@ -278,22 +278,20 @@ static int iwl4965_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) &&
-	    (priv->staging_rxon.filter_flags & RXON_FILTER_ASSOC_MSK)) {
+	if (iwl_is_associated(priv) && new_assoc) {
 		IWL_DEBUG_INFO("Toggling associated bit on current RXON\n");
 		active_rxon->filter_flags &= ~RXON_FILTER_ASSOC_MSK;
 
-		rc = iwl_send_cmd_pdu(priv, REPLY_RXON,
+		ret = iwl_send_cmd_pdu(priv, REPLY_RXON,
 				      sizeof(struct iwl_rxon_cmd),
 				      &priv->active_rxon);
 
 		/* If the mask clearing failed then we set
 		 * active_rxon back to what it was previously */
-		if (rc) {
+		if (ret) {
 			active_rxon->filter_flags |= RXON_FILTER_ASSOC_MSK;
-			IWL_ERROR("Error clearing ASSOC_MSK on current "
-				  "configuration (%d).\n", rc);
-			return rc;
+			IWL_ERROR("Error clearing ASSOC_MSK (%d)\n", ret);
+			return ret;
 		}
 	}
 
@@ -301,58 +299,75 @@ static int iwl4965_commit_rxon(struct iwl_priv *priv)
 		       "* with%s RXON_FILTER_ASSOC_MSK\n"
 		       "* channel = %d\n"
 		       "* bssid = %s\n",
-		       ((priv->staging_rxon.filter_flags &
-			 RXON_FILTER_ASSOC_MSK) ? "" : "out"),
+		       (new_assoc ? "" : "out"),
 		       le16_to_cpu(priv->staging_rxon.channel),
 		       print_mac(mac, priv->staging_rxon.bssid_addr));
 
 	iwl4965_set_rxon_hwcrypto(priv, !priv->hw_params.sw_crypto);
-	/* Apply the new configuration */
-	rc = iwl_send_cmd_pdu(priv, REPLY_RXON,
+
+	/* Apply the new configuration
+	 * RXON unassoc clears the station table in uCode, send it before
+	 * we add the bcast station. If assoc bit is set, we will send RXON
+	 * after having added the bcast and bssid station.
+	 */
+	if (!new_assoc) {
+		ret = iwl_send_cmd_pdu(priv, REPLY_RXON,
 			      sizeof(struct iwl_rxon_cmd), &priv->staging_rxon);
-	if (rc) {
-		IWL_ERROR("Error setting new configuration (%d).\n", rc);
-		return rc;
+		if (ret) {
+			IWL_ERROR("Error setting new RXON (%d)\n", ret);
+			return ret;
+		}
+		memcpy(active_rxon, &priv->staging_rxon, sizeof(*active_rxon));
 	}
 
-	iwl_remove_station(priv, iwl_bcast_addr, 0);
-	iwlcore_clear_stations_table(priv);
+	iwl_clear_stations_table(priv);
 
 	if (!priv->error_recovering)
 		priv->start_calib = 0;
 
 	iwl_init_sensitivity(priv);
 
-	memcpy(active_rxon, &priv->staging_rxon, sizeof(*active_rxon));
-
 	/* If we issue a new RXON command which required a tune then we must
 	 * send a new TXPOWER command or we won't be able to Tx any frames */
-	rc = iwl_set_tx_power(priv, priv->tx_power_user_lmt, true);
-	if (rc) {
-		IWL_ERROR("Error sending TX power (%d).\n", rc);
-		return rc;
+	ret = iwl_set_tx_power(priv, priv->tx_power_user_lmt, true);
+	if (ret) {
+		IWL_ERROR("Error sending TX power (%d)\n", ret);
+		return ret;
 	}
 
 	/* Add the broadcast address so we can send broadcast frames */
 	if (iwl_rxon_add_station(priv, iwl_bcast_addr, 0) ==
-	    IWL_INVALID_STATION) {
+						IWL_INVALID_STATION) {
 		IWL_ERROR("Error adding BROADCAST address for transmit.\n");
 		return -EIO;
 	}
 
 	/* If we have set the ASSOC_MSK and we are in BSS mode then
 	 * add the IWL_AP_ID to the station rate table */
-	if (iwl_is_associated(priv) &&
-	    (priv->iw_mode == IEEE80211_IF_TYPE_STA)) {
-		if (iwl_rxon_add_station(priv, priv->active_rxon.bssid_addr, 1)
-		    == IWL_INVALID_STATION) {
-			IWL_ERROR("Error adding AP address for transmit.\n");
-			return -EIO;
+	if (new_assoc) {
+		if (priv->iw_mode == IEEE80211_IF_TYPE_STA) {
+			ret = iwl_rxon_add_station(priv,
+					   priv->active_rxon.bssid_addr, 1);
+			if (ret == IWL_INVALID_STATION) {
+				IWL_ERROR("Error adding AP address for TX.\n");
+				return -EIO;
+			}
+			priv->assoc_station_added = 1;
+			if (priv->default_wep_key &&
+			    iwl_send_static_wepkey_cmd(priv, 0))
+				IWL_ERROR("Could not send WEP static key.\n");
 		}
-		priv->assoc_station_added = 1;
-		if (priv->default_wep_key &&
-		    iwl_send_static_wepkey_cmd(priv, 0))
-			IWL_ERROR("Could not send WEP static key.\n");
+
+		/* 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);
+		if (ret) {
+			IWL_ERROR("Error setting new RXON (%d)\n", ret);
+			return ret;
+		}
+		memcpy(active_rxon, &priv->staging_rxon, sizeof(*active_rxon));
 	}
 
 	return 0;
@@ -601,50 +616,6 @@ static void iwl4965_activate_qos(struct iwl_priv *priv, u8 force)
 	}
 }
 
-int iwl4965_is_network_packet(struct iwl_priv *priv, struct ieee80211_hdr *header)
-{
-	/* Filter incoming packets to determine if they are targeted toward
-	 * this network, discarding packets coming from ourselves */
-	switch (priv->iw_mode) {
-	case IEEE80211_IF_TYPE_IBSS: /* Header: Dest. | Source    | BSSID */
-		/* packets from our adapter are dropped (echo) */
-		if (!compare_ether_addr(header->addr2, priv->mac_addr))
-			return 0;
-		/* {broad,multi}cast packets to our IBSS go through */
-		if (is_multicast_ether_addr(header->addr1))
-			return !compare_ether_addr(header->addr3, priv->bssid);
-		/* packets to our adapter go through */
-		return !compare_ether_addr(header->addr1, priv->mac_addr);
-	case IEEE80211_IF_TYPE_STA: /* Header: Dest. | AP{BSSID} | Source */
-		/* packets from our adapter are dropped (echo) */
-		if (!compare_ether_addr(header->addr3, priv->mac_addr))
-			return 0;
-		/* {broad,multi}cast packets to our BSS go through */
-		if (is_multicast_ether_addr(header->addr1))
-			return !compare_ether_addr(header->addr2, priv->bssid);
-		/* packets to our adapter go through */
-		return !compare_ether_addr(header->addr1, priv->mac_addr);
-	default:
-		break;
-	}
-
-	return 1;
-}
-
-static void iwl4965_sequence_reset(struct iwl_priv *priv)
-{
-	/* Reset ieee stats */
-
-	/* We don't reset the net_device_stats (ieee->stats) on
-	 * re-association */
-
-	priv->last_seq_num = -1;
-	priv->last_frag_num = -1;
-	priv->last_packet_time = 0;
-
-	iwl_scan_cancel(priv);
-}
-
 #define MAX_UCODE_BEACON_INTERVAL	4096
 #define INTEL_CONN_LISTEN_INTERVAL	__constant_cpu_to_le16(0xA)
 
@@ -787,7 +758,7 @@ static void iwl4965_connection_init_rx_config(struct iwl_priv *priv)
 #endif
 
 	ch_info = iwl_get_channel_info(priv, priv->band,
-				       le16_to_cpu(priv->staging_rxon.channel));
+				       le16_to_cpu(priv->active_rxon.channel));
 
 	if (!ch_info)
 		ch_info = &priv->channel_info[0];
@@ -823,13 +794,10 @@ static int iwl4965_set_mode(struct iwl_priv *priv, int mode)
 {
 	priv->iw_mode = mode;
 
-	/* init channel/phymode to values given at driver init */
-	iwl_set_rxon_channel(priv, IEEE80211_BAND_2GHZ, 6);
-
 	iwl4965_connection_init_rx_config(priv);
 	memcpy(priv->staging_rxon.node_addr, priv->mac_addr, ETH_ALEN);
 
-	iwlcore_clear_stations_table(priv);
+	iwl_clear_stations_table(priv);
 
 	/* dont commit rxon if rf-kill is on*/
 	if (!iwl_is_ready_rf(priv))
@@ -894,72 +862,6 @@ static void iwl4965_set_rate(struct iwl_priv *priv)
 		   (IWL_OFDM_BASIC_RATES_MASK >> IWL_FIRST_OFDM_RATE) & 0xFF;
 }
 
-#define IWL_PACKET_RETRY_TIME HZ
-
-int iwl4965_is_duplicate_packet(struct iwl_priv *priv, struct ieee80211_hdr *header)
-{
-	u16 sc = le16_to_cpu(header->seq_ctrl);
-	u16 seq = (sc & IEEE80211_SCTL_SEQ) >> 4;
-	u16 frag = sc & IEEE80211_SCTL_FRAG;
-	u16 *last_seq, *last_frag;
-	unsigned long *last_time;
-
-	switch (priv->iw_mode) {
-	case IEEE80211_IF_TYPE_IBSS:{
-		struct list_head *p;
-		struct iwl4965_ibss_seq *entry = NULL;
-		u8 *mac = header->addr2;
-		int index = mac[5] & (IWL_IBSS_MAC_HASH_SIZE - 1);
-
-		__list_for_each(p, &priv->ibss_mac_hash[index]) {
-			entry = list_entry(p, struct iwl4965_ibss_seq, list);
-			if (!compare_ether_addr(entry->mac, mac))
-				break;
-		}
-		if (p == &priv->ibss_mac_hash[index]) {
-			entry = kzalloc(sizeof(*entry), GFP_ATOMIC);
-			if (!entry) {
-				IWL_ERROR("Cannot malloc new mac entry\n");
-				return 0;
-			}
-			memcpy(entry->mac, mac, ETH_ALEN);
-			entry->seq_num = seq;
-			entry->frag_num = frag;
-			entry->packet_time = jiffies;
-			list_add(&entry->list, &priv->ibss_mac_hash[index]);
-			return 0;
-		}
-		last_seq = &entry->seq_num;
-		last_frag = &entry->frag_num;
-		last_time = &entry->packet_time;
-		break;
-	}
-	case IEEE80211_IF_TYPE_STA:
-		last_seq = &priv->last_seq_num;
-		last_frag = &priv->last_frag_num;
-		last_time = &priv->last_packet_time;
-		break;
-	default:
-		return 0;
-	}
-	if ((*last_seq == seq) &&
-	    time_after(*last_time + IWL_PACKET_RETRY_TIME, jiffies)) {
-		if (*last_frag == frag)
-			goto drop;
-		if (*last_frag + 1 != frag)
-			/* out-of-order fragment */
-			goto drop;
-	} else
-		*last_seq = seq;
-
-	*last_frag = frag;
-	*last_time = jiffies;
-	return 0;
-
- drop:
-	return 1;
-}
-
 #ifdef CONFIG_IWL4965_SPECTRUM_MEASUREMENT
 
 #include "iwl-spectrum.h"
@@ -1338,17 +1240,6 @@ static void iwl4965_rx_card_state_notif(struct iwl_priv *priv,
 		wake_up_interruptible(&priv->wait_command_queue);
 }
 
-/* Cache phy data (Rx signal strength, etc) for HT frame (REPLY_RX_PHY_CMD).
- * This will be used later in iwl4965_rx_reply_rx() for REPLY_RX_MPDU_CMD. */
-static void iwl4965_rx_reply_rx_phy(struct iwl_priv *priv,
-				    struct iwl_rx_mem_buffer *rxb)
-{
-	struct iwl_rx_packet *pkt = (struct iwl_rx_packet *)rxb->skb->data;
-	priv->last_phy_res[0] = 1;
-	memcpy(&priv->last_phy_res[1], &(pkt->u.raw[0]),
-	       sizeof(struct iwl4965_rx_phy_res));
-}
-
 /**
  * iwl4965_setup_rx_handlers - Initialize Rx handler callbacks
  *
@@ -1358,7 +1249,7 @@ static void iwl4965_rx_reply_rx_phy(struct iwl_priv *priv,
  * This function chains into the hardware specific files for them to setup
  * any hardware specific handlers as well.
  */
-static void iwl4965_setup_rx_handlers(struct iwl_priv *priv)
+static void iwl_setup_rx_handlers(struct iwl_priv *priv)
 {
 	priv->rx_handlers[REPLY_ALIVE] = iwl_rx_reply_alive;
 	priv->rx_handlers[REPLY_ERROR] = iwl4965_rx_reply_error;
@@ -1375,8 +1266,8 @@ static void iwl4965_setup_rx_handlers(struct iwl_priv *priv)
 	 * statistics request from the host as well as for the periodic
 	 * statistics notifications (after received beacons) from the uCode.
 	 */
-	priv->rx_handlers[REPLY_STATISTICS_CMD] = iwl4965_hw_rx_statistics;
-	priv->rx_handlers[STATISTICS_NOTIFICATION] = iwl4965_hw_rx_statistics;
+	priv->rx_handlers[REPLY_STATISTICS_CMD] = iwl_rx_statistics;
+	priv->rx_handlers[STATISTICS_NOTIFICATION] = iwl_rx_statistics;
 
 	iwl_setup_rx_scan_handlers(priv);
 
@@ -1386,8 +1277,10 @@ static void iwl4965_setup_rx_handlers(struct iwl_priv *priv)
 	priv->rx_handlers[MISSED_BEACONS_NOTIFICATION] =
 	    iwl_rx_missed_beacon_notif;
 	/* Rx handlers */
-	priv->rx_handlers[REPLY_RX_PHY_CMD] = iwl4965_rx_reply_rx_phy;
-	priv->rx_handlers[REPLY_RX_MPDU_CMD] = iwl4965_rx_reply_rx;
+	priv->rx_handlers[REPLY_RX_PHY_CMD] = iwl_rx_reply_rx_phy;
+	priv->rx_handlers[REPLY_RX_MPDU_CMD] = iwl_rx_reply_rx;
+	/* block ack */
+	priv->rx_handlers[REPLY_COMPRESSED_BA] = iwl_rx_reply_compressed_ba;
 	/* Set up hardware specific Rx handlers */
 	priv->cfg->ops->lib->rx_handler_setup(priv);
 }
@@ -1518,47 +1411,6 @@ void iwl_rx_handle(struct iwl_priv *priv)
 	iwl_rx_queue_restock(priv);
 }
 
-#define PERFECT_RSSI (-20) /* dBm */
-#define WORST_RSSI (-95)   /* dBm */
-#define RSSI_RANGE (PERFECT_RSSI - WORST_RSSI)
-
-/* Calculate an indication of rx signal quality (a percentage, not dBm!).
- * See http://www.ces.clemson.edu/linux/signal_quality.shtml for info
- *   about formulas used below. */
-int iwl4965_calc_sig_qual(int rssi_dbm, int noise_dbm)
-{
-	int sig_qual;
-	int degradation = PERFECT_RSSI - rssi_dbm;
-
-	/* If we get a noise measurement, use signal-to-noise ratio (SNR)
-	 * as indicator; formula is (signal dbm - noise dbm).
-	 * SNR at or above 40 is a great signal (100%).
-	 * Below that, scale to fit SNR of 0 - 40 dB within 0 - 100% indicator.
-	 * Weakest usable signal is usually 10 - 15 dB SNR. */
-	if (noise_dbm) {
-		if (rssi_dbm - noise_dbm >= 40)
-			return 100;
-		else if (rssi_dbm < noise_dbm)
-			return 0;
-		sig_qual = ((rssi_dbm - noise_dbm) * 5) / 2;
-
-	/* Else use just the signal level.
-	 * This formula is a least squares fit of data points collected and
-	 *   compared with a reference system that had a percentage (%) display
-	 *   for signal quality. */
-	} else
-		sig_qual = (100 * (RSSI_RANGE * RSSI_RANGE) - degradation *
-			    (15 * RSSI_RANGE + 62 * degradation)) /
-			   (RSSI_RANGE * RSSI_RANGE);
-
-	if (sig_qual > 100)
-		sig_qual = 100;
-	else if (sig_qual < 1)
-		sig_qual = 0;
-
-	return sig_qual;
-}
-
 #ifdef CONFIG_IWLWIFI_DEBUG
 static void iwl4965_print_rx_config_cmd(struct iwl_priv *priv)
 {
@@ -1751,14 +1603,12 @@ static void iwl4965_irq_tasklet(struct iwl_priv *priv)
 		IWL_DEBUG(IWL_DL_RF_KILL, "RF_KILL bit toggled to %s.\n",
 				hw_rf_kill ? "disable radio":"enable radio");
 
-		/* Queue restart only if RF_KILL switch was set to "kill"
-		 *   when we loaded driver, and is now set to "enable".
-		 * After we're Alive, RF_KILL gets handled by
-		 *   iwl4965_rx_card_state_notif() */
-		if (!hw_rf_kill && !test_bit(STATUS_ALIVE, &priv->status)) {
+		/* driver only loads ucode once setting the interface up.
+		 * the driver as well won't allow loading if RFKILL is set
+		 * therefore no need to restart the driver from this handler
+		 */
+		if (!hw_rf_kill && !test_bit(STATUS_ALIVE, &priv->status))
 			clear_bit(STATUS_RF_KILL_HW, &priv->status);
-			queue_work(priv->workqueue, &priv->restart);
-		}
 
 		handled |= CSR_INT_BIT_RF_KILL;
 	}
@@ -2138,7 +1988,7 @@ static void iwl_alive_start(struct iwl_priv *priv)
 		goto restart;
 	}
 
-	iwlcore_clear_stations_table(priv);
+	iwl_clear_stations_table(priv);
 	ret = priv->cfg->ops->lib->alive_notify(priv);
 	if (ret) {
 		IWL_WARNING("Could not complete ALIVE transition [ntf]: %d\n",
@@ -2216,7 +2066,7 @@ static void __iwl4965_down(struct iwl_priv *priv)
 
 	iwl_leds_unregister(priv);
 
-	iwlcore_clear_stations_table(priv);
+	iwl_clear_stations_table(priv);
 
 	/* Unblock any waiting calls */
 	wake_up_interruptible_all(&priv->wait_command_queue);
@@ -2248,7 +2098,9 @@ static void __iwl4965_down(struct iwl_priv *priv)
 			       test_bit(STATUS_GEO_CONFIGURED, &priv->status) <<
 					STATUS_GEO_CONFIGURED |
 			       test_bit(STATUS_IN_SUSPEND, &priv->status) <<
-					STATUS_IN_SUSPEND;
+					STATUS_IN_SUSPEND |
+			       test_bit(STATUS_EXIT_PENDING, &priv->status) <<
+					STATUS_EXIT_PENDING;
 		goto exit;
 	}
 
@@ -2263,7 +2115,9 @@ static void __iwl4965_down(struct iwl_priv *priv)
 			test_bit(STATUS_IN_SUSPEND, &priv->status) <<
 				STATUS_IN_SUSPEND |
 			test_bit(STATUS_FW_ERROR, &priv->status) <<
-				STATUS_FW_ERROR;
+				STATUS_FW_ERROR |
+		       test_bit(STATUS_EXIT_PENDING, &priv->status) <<
+				STATUS_EXIT_PENDING;
 
 	spin_lock_irqsave(&priv->lock, flags);
 	iwl_clear_bit(priv, CSR_GP_CNTRL,
@@ -2328,13 +2182,15 @@ static int __iwl4965_up(struct iwl_priv *priv)
 	if (iwl_read32(priv, CSR_GP_CNTRL) &
 				CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW)
 		clear_bit(STATUS_RF_KILL_HW, &priv->status);
-	else {
+	else
 		set_bit(STATUS_RF_KILL_HW, &priv->status);
-		if (!test_bit(STATUS_IN_SUSPEND, &priv->status)) {
-			iwl_rfkill_set_hw_state(priv);
-			IWL_WARNING("Radio disabled by HW RF Kill switch\n");
-			return -ENODEV;
-		}
+
+	if (!test_bit(STATUS_IN_SUSPEND, &priv->status) &&
+	    iwl_is_rfkill(priv)) {
+		iwl_rfkill_set_hw_state(priv);
+		IWL_WARNING("Radio disabled by %s RF Kill switch\n",
+		    test_bit(STATUS_RF_KILL_HW, &priv->status) ? "HW" : "SW");
+		return -ENODEV;
 	}
 
 	iwl_rfkill_set_hw_state(priv);
@@ -2378,7 +2234,7 @@ static int __iwl4965_up(struct iwl_priv *priv)
 
 	for (i = 0; i < MAX_HW_RESTARTS; i++) {
 
-		iwlcore_clear_stations_table(priv);
+		iwl_clear_stations_table(priv);
 
 		/* load bootstrap state machine,
 		 * load bootstrap program into processor's memory,
@@ -2631,7 +2487,6 @@ static void iwl4965_post_associate(struct iwl_priv *priv)
 
 	switch (priv->iw_mode) {
 	case IEEE80211_IF_TYPE_STA:
-		iwl4965_rate_scale_init(priv->hw, IWL_AP_ID);
 		break;
 
 	case IEEE80211_IF_TYPE_IBSS:
@@ -2640,7 +2495,6 @@ static void iwl4965_post_associate(struct iwl_priv *priv)
 		priv->assoc_id = 1;
 
 		iwl_rxon_add_station(priv, priv->bssid, 0);
-		iwl4965_rate_scale_init(priv->hw, IWL_STA_ID);
 		iwl4965_send_beacon_cmd(priv);
 
 		break;
@@ -2651,8 +2505,6 @@ static void iwl4965_post_associate(struct iwl_priv *priv)
 		break;
 	}
 
-	iwl4965_sequence_reset(priv);
-
 	/* Enable Rx differential gain and sensitivity calibrations */
 	iwl_chain_noise_reset(priv);
 	priv->start_calib = 1;
@@ -2709,7 +2561,7 @@ static void iwl_bg_scan_completed(struct work_struct *work)
  *
  *****************************************************************************/
 
-#define UCODE_READY_TIMEOUT	(2 * HZ)
+#define UCODE_READY_TIMEOUT	(4 * HZ)
 
 static int iwl4965_mac_start(struct ieee80211_hw *hw)
 {
@@ -2762,21 +2614,19 @@ static int iwl4965_mac_start(struct ieee80211_hw *hw)
 
 	/* Wait for START_ALIVE from Run Time ucode. Otherwise callbacks from
 	 * mac80211 will not be run successfully. */
-	if (priv->ucode_type == UCODE_RT) {
-		ret = wait_event_interruptible_timeout(priv->wait_command_queue,
-				test_bit(STATUS_READY, &priv->status),
-				UCODE_READY_TIMEOUT);
-		if (!ret) {
-			if (!test_bit(STATUS_READY, &priv->status)) {
-				IWL_ERROR("START_ALIVE timeout after %dms.\n",
-					jiffies_to_msecs(UCODE_READY_TIMEOUT));
-				ret = -ETIMEDOUT;
-				goto out_release_irq;
-			}
+	ret = wait_event_interruptible_timeout(priv->wait_command_queue,
+			test_bit(STATUS_READY, &priv->status),
+			UCODE_READY_TIMEOUT);
+	if (!ret) {
+		if (!test_bit(STATUS_READY, &priv->status)) {
+			IWL_ERROR("START_ALIVE timeout after %dms.\n",
+				jiffies_to_msecs(UCODE_READY_TIMEOUT));
+			ret = -ETIMEDOUT;
+			goto out_release_irq;
 		}
-
-		priv->is_open = 1;
 	}
+
+	priv->is_open = 1;
 	IWL_DEBUG_MAC80211("leave\n");
 	return 0;
 
@@ -3009,7 +2859,7 @@ static void iwl4965_config_ap(struct iwl_priv *priv)
 		return;
 
 	/* The following should be done only at AP bring up */
-	if ((priv->active_rxon.filter_flags & RXON_FILTER_ASSOC_MSK) == 0) {
+	if (!(iwl_is_associated(priv))) {
 
 		/* RXON - unassoc (to set timing command) */
 		priv->staging_rxon.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
@@ -3172,26 +3022,18 @@ static void iwl4965_configure_filter(struct ieee80211_hw *hw,
 				 unsigned int *total_flags,
 				 int mc_count, struct dev_addr_list *mc_list)
 {
-	/*
-	 * XXX: dummy
-	 * see also iwl4965_connection_init_rx_config
-	 */
 	struct iwl_priv *priv = hw->priv;
-	int new_flags = 0;
-	if (changed_flags & (FIF_PROMISC_IN_BSS | FIF_OTHER_BSS)) {
-		if (*total_flags & (FIF_PROMISC_IN_BSS | FIF_OTHER_BSS)) {
-			IWL_DEBUG_MAC80211("Enter: type %d (0x%x, 0x%x)\n",
-					   IEEE80211_IF_TYPE_MNTR,
-					   changed_flags, *total_flags);
-			/* queue work 'cuz mac80211 is holding a lock which
-			 * prevents us from issuing (synchronous) f/w cmds */
-			queue_work(priv->workqueue, &priv->set_monitor);
-			new_flags &= FIF_PROMISC_IN_BSS |
-				     FIF_OTHER_BSS |
-				     FIF_ALLMULTI;
-		}
+
+	if (changed_flags & (*total_flags) & FIF_OTHER_BSS) {
+		IWL_DEBUG_MAC80211("Enter: type %d (0x%x, 0x%x)\n",
+				   IEEE80211_IF_TYPE_MNTR,
+				   changed_flags, *total_flags);
+		/* queue work 'cuz mac80211 is holding a lock which
+		 * prevents us from issuing (synchronous) f/w cmds */
+		queue_work(priv->workqueue, &priv->set_monitor);
 	}
-	*total_flags = new_flags;
+	*total_flags &= FIF_OTHER_BSS | FIF_ALLMULTI |
+			FIF_BCN_PRBRESP_PROMISC | FIF_CONTROL;
 }
 
 static void iwl4965_mac_remove_interface(struct ieee80211_hw *hw,
@@ -3556,17 +3398,6 @@ static int iwl4965_mac_get_stats(struct ieee80211_hw *hw,
 	return 0;
 }
 
-static u64 iwl4965_mac_get_tsf(struct ieee80211_hw *hw)
-{
-	struct iwl_priv *priv;
-
-	priv = hw->priv;
-	IWL_DEBUG_MAC80211("enter\n");
-	IWL_DEBUG_MAC80211("leave\n");
-
-	return 0;
-}
-
 static void iwl4965_mac_reset_tsf(struct ieee80211_hw *hw)
 {
 	struct iwl_priv *priv = hw->priv;
@@ -3575,7 +3406,6 @@ static void iwl4965_mac_reset_tsf(struct ieee80211_hw *hw)
 	mutex_lock(&priv->mutex);
 	IWL_DEBUG_MAC80211("enter\n");
 
-	priv->lq_mngr.lq_ready = 0;
 	spin_lock_irqsave(&priv->lock, flags);
 	memset(&priv->current_ht_config, 0, sizeof(struct iwl_ht_info));
 	spin_unlock_irqrestore(&priv->lock, flags);
@@ -3638,6 +3468,7 @@ static int iwl4965_mac_beacon_update(struct ieee80211_hw *hw, struct sk_buff *sk
 {
 	struct iwl_priv *priv = hw->priv;
 	unsigned long flags;
+	__le64 timestamp;
 
 	mutex_lock(&priv->mutex);
 	IWL_DEBUG_MAC80211("enter\n");
@@ -3662,6 +3493,8 @@ static int iwl4965_mac_beacon_update(struct ieee80211_hw *hw, struct sk_buff *sk
 	priv->ibss_beacon = skb;
 
 	priv->assoc_id = 0;
+	timestamp = ((struct ieee80211_mgmt *)skb->data)->u.beacon.timestamp;
+	priv->timestamp = le64_to_cpu(timestamp) +  (priv->beacon_int * 1000);
 
 	IWL_DEBUG_MAC80211("leave\n");
 	spin_unlock_irqrestore(&priv->lock, flags);
@@ -3728,16 +3561,28 @@ static ssize_t show_version(struct device *d,
 {
 	struct iwl_priv *priv = d->driver_data;
 	struct iwl_alive_resp *palive = &priv->card_alive;
+	ssize_t pos = 0;
+	u16 eeprom_ver;
 
 	if (palive->is_valid)
-		return sprintf(buf, "fw version: 0x%01X.0x%01X.0x%01X.0x%01X\n"
-				    "fw type: 0x%01X 0x%01X\n",
+		pos += sprintf(buf + pos,
+				"fw version: 0x%01X.0x%01X.0x%01X.0x%01X\n"
+				"fw type: 0x%01X 0x%01X\n",
 				palive->ucode_major, palive->ucode_minor,
 				palive->sw_rev[0], palive->sw_rev[1],
 				palive->ver_type, palive->ver_subtype);
-
 	else
-		return sprintf(buf, "fw not loaded\n");
+		pos += sprintf(buf + pos, "fw not loaded\n");
+
+	if (priv->eeprom) {
+		eeprom_ver = iwl_eeprom_query16(priv, EEPROM_VERSION);
+		pos += sprintf(buf + pos, "EEPROM version: 0x%x\n",
+				 eeprom_ver);
+	} else {
+		pos += sprintf(buf + pos, "EEPROM not initialzed\n");
+	}
+
+	return pos;
 }
 
 static DEVICE_ATTR(version, S_IWUSR | S_IRUGO, show_version, NULL);
@@ -4106,7 +3951,7 @@ static ssize_t show_statistics(struct device *d,
 			       struct device_attribute *attr, char *buf)
 {
 	struct iwl_priv *priv = dev_get_drvdata(d);
-	u32 size = sizeof(struct iwl4965_notif_statistics);
+	u32 size = sizeof(struct iwl_notif_statistics);
 	u32 len = 0, ofs = 0;
 	u8 *data = (u8 *) & priv->statistics;
 	int rc = 0;
@@ -4243,7 +4088,6 @@ static struct ieee80211_ops iwl4965_hw_ops = {
 	.get_stats = iwl4965_mac_get_stats,
 	.get_tx_stats = iwl4965_mac_get_tx_stats,
 	.conf_tx = iwl4965_mac_conf_tx,
-	.get_tsf = iwl4965_mac_get_tsf,
 	.reset_tsf = iwl4965_mac_reset_tsf,
 	.beacon_update = iwl4965_mac_beacon_update,
 	.bss_info_changed = iwl4965_bss_info_changed,
@@ -4372,8 +4216,7 @@ static int iwl4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
 	/************************
 	 * 5. Setup HW constants
 	 ************************/
-	/* Device-specific setup */
-	if (priv->cfg->ops->lib->set_hw_params(priv)) {
+	if (iwl_set_hw_params(priv)) {
 		IWL_ERROR("failed to set hw parameters\n");
 		goto out_free_eeprom;
 	}
@@ -4412,7 +4255,7 @@ static int iwl4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
 
 
 	iwl_setup_deferred_work(priv);
-	iwl4965_setup_rx_handlers(priv);
+	iwl_setup_rx_handlers(priv);
 
 	/********************
 	 * 9. Conclude
@@ -4461,8 +4304,6 @@ static int iwl4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
 static void __devexit iwl4965_pci_remove(struct pci_dev *pdev)
 {
 	struct iwl_priv *priv = pci_get_drvdata(pdev);
-	struct list_head *p, *q;
-	int i;
 	unsigned long flags;
 
 	if (!priv)
@@ -4491,14 +4332,6 @@ static void __devexit iwl4965_pci_remove(struct pci_dev *pdev)
 
 	iwl_synchronize_irq(priv);
 
-	/* Free MAC hash list for ADHOC */
-	for (i = 0; i < IWL_IBSS_MAC_HASH_SIZE; i++) {
-		list_for_each_safe(p, q, &priv->ibss_mac_hash[i]) {
-			list_del(p);
-			kfree(list_entry(p, struct iwl4965_ibss_seq, list));
-		}
-	}
-
 	iwl_rfkill_unregister(priv);
 	iwl4965_dealloc_ucode_pci(priv);
 
@@ -4506,7 +4339,7 @@ static void __devexit iwl4965_pci_remove(struct pci_dev *pdev)
 		iwl_rx_queue_free(priv, &priv->rxq);
 	iwl_hw_txq_ctx_free(priv);
 
-	iwlcore_clear_stations_table(priv);
+	iwl_clear_stations_table(priv);
 	iwl_eeprom_free(priv);
 
 

drivers/net/wireless/p54/p54common.c

@@ -357,6 +357,7 @@ static void p54_rx_data(struct ieee80211_hw *dev, struct sk_buff *skb)
 
 	rx_status.signal = hdr->rssi;
 	/* XX correct? */
+	rx_status.qual = (100 * hdr->rssi) / 127;
 	rx_status.rate_idx = hdr->rate & 0xf;
 	rx_status.freq = freq;
 	rx_status.band = IEEE80211_BAND_2GHZ;

include/net/mac80211.h

@@ -710,6 +710,10 @@ enum ieee80211_tkip_key_type {
  * @IEEE80211_HW_NOISE_DBM:
  *	Hardware can provide noise (radio interference) values in units dBm,
  *      decibel difference from one milliwatt.
+ *
+ * @IEEE80211_HW_SPECTRUM_MGMT:
+ * 	Hardware supports spectrum management defined in 802.11h
+ * 	Measurement, Channel Switch, Quieting, TPC
  */
 enum ieee80211_hw_flags {
 	IEEE80211_HW_HOST_GEN_BEACON_TEMPLATE		= 1<<0,
@@ -721,6 +725,7 @@ enum ieee80211_hw_flags {
 	IEEE80211_HW_SIGNAL_DB				= 1<<6,
 	IEEE80211_HW_SIGNAL_DBM				= 1<<7,
 	IEEE80211_HW_NOISE_DBM				= 1<<8,
+	IEEE80211_HW_SPECTRUM_MGMT			= 1<<9,
 };
 
 /**

net/mac80211/Kconfig

@@ -27,6 +27,14 @@ comment "QoS/HT support needs CONFIG_NETDEVICES_MULTIQUEUE"
 menu "Rate control algorithm selection"
 	depends on MAC80211 != n
 
+config MAC80211_RC_PID
+	bool "PID controller based rate control algorithm" if EMBEDDED
+	default y
+	---help---
+	  This option enables a TX rate control algorithm for
+	  mac80211 that uses a PID controller to select the TX
+	  rate.
+
 choice
 	prompt "Default rate control algorithm"
 	default MAC80211_RC_DEFAULT_PID
@@ -38,40 +46,19 @@ choice
 
 config MAC80211_RC_DEFAULT_PID
 	bool "PID controller based rate control algorithm"
-	select MAC80211_RC_PID
+	depends on MAC80211_RC_PID
 	---help---
 	  Select the PID controller based rate control as the
 	  default rate control algorithm. You should choose
 	  this unless you know what you are doing.
 
-config MAC80211_RC_DEFAULT_NONE
-	bool "No default algorithm"
-	depends on EMBEDDED
-	help
-	  Selecting this option will select no default algorithm
-	  and allow you to not build any. Do not choose this
-	  option unless you know your driver comes with another
-	  suitable algorithm.
 endchoice
 
-comment "Selecting 'y' for an algorithm will"
-comment "build the algorithm into mac80211."
-
 config MAC80211_RC_DEFAULT
 	string
 	default "pid" if MAC80211_RC_DEFAULT_PID
 	default ""
 
-config MAC80211_RC_PID
-	tristate "PID controller based rate control algorithm"
-	---help---
-	  This option enables a TX rate control algorithm for
-	  mac80211 that uses a PID controller to select the TX
-	  rate.
-
-	  Say Y or M unless you're sure you want to use a
-	  different rate control algorithm.
-
 endmenu
 
 config MAC80211_MESH
@@ -101,10 +88,16 @@ config MAC80211_DEBUGFS
 
 	  Say N unless you know you need this.
 
+menuconfig MAC80211_DEBUG_MENU
+	bool "Select mac80211 debugging features"
+	depends on MAC80211
+	---help---
+	  This option collects various mac80211 debug settings.
+
 config MAC80211_DEBUG_PACKET_ALIGNMENT
 	bool "Enable packet alignment debugging"
-	depends on MAC80211
-	help
+	depends on MAC80211_DEBUG_MENU
+	---help---
 	  This option is recommended for driver authors and strongly
 	  discouraged for everybody else, it will trigger a warning
 	  when a driver hands mac80211 a buffer that is aligned in
@@ -113,33 +106,95 @@ config MAC80211_DEBUG_PACKET_ALIGNMENT
 
 	  Say N unless you're writing a mac80211 based driver.
 
-config MAC80211_DEBUG
-	bool "Enable debugging output"
-	depends on MAC80211
+config MAC80211_NOINLINE
+	bool "Do not inline TX/RX handlers"
+	depends on MAC80211_DEBUG_MENU
 	---help---
-	  This option will enable debug tracing output for the
-	  ieee80211 network stack.
+	  This option affects code generation in mac80211, when
+	  selected some functions are marked "noinline" to allow
+	  easier debugging of problems in the transmit and receive
+	  paths.
 
-	  If you are not trying to debug or develop the ieee80211
-	  subsystem, you most likely want to say N here.
+	  This option increases code size a bit and inserts a lot
+	  of function calls in the code, but is otherwise safe to
+	  enable.
+
+	  If unsure, say N unless you expect to be finding problems
+	  in mac80211.
+
+config MAC80211_VERBOSE_DEBUG
+	bool "Verbose debugging output"
+	depends on MAC80211_DEBUG_MENU
+	---help---
+	  Selecting this option causes mac80211 to print out
+	  many debugging messages. It should not be selected
+	  on production systems as some of the messages are
+	  remotely triggerable.
+
+	  Do not select this option.
 
 config MAC80211_HT_DEBUG
-	bool "Enable HT debugging output"
-	depends on MAC80211_DEBUG
+	bool "Verbose HT debugging"
+	depends on MAC80211_DEBUG_MENU
 	---help---
 	  This option enables 802.11n High Throughput features
 	  debug tracing output.
 
-	  If you are not trying to debug of develop the ieee80211
-	  subsystem, you most likely want to say N here.
+	  It should not be selected on production systems as some
+	  of the messages are remotely triggerable.
 
-config MAC80211_VERBOSE_DEBUG
-	bool "Verbose debugging output"
-	depends on MAC80211_DEBUG
+	  Do not select this option.
+
+config MAC80211_TKIP_DEBUG
+	bool "Verbose TKIP debugging"
+	depends on MAC80211_DEBUG_MENU
+	---help---
+	  Selecting this option causes mac80211 to print out
+	  very verbose TKIP debugging messages. It should not
+	  be selected on production systems as those messages
+	  are remotely triggerable.
+
+	  Do not select this option.
+
+config MAC80211_IBSS_DEBUG
+	bool "Verbose IBSS debugging"
+	depends on MAC80211_DEBUG_MENU
+	---help---
+	  Selecting this option causes mac80211 to print out
+	  very verbose IBSS debugging messages. It should not
+	  be selected on production systems as those messages
+	  are remotely triggerable.
+
+	  Do not select this option.
+
+config MAC80211_VERBOSE_PS_DEBUG
+	bool "Verbose powersave mode debugging"
+	depends on MAC80211_DEBUG_MENU
+	---help---
+	  Selecting this option causes mac80211 to print out very
+	  verbose power save mode debugging messages (when mac80211
+	  is an AP and has power saving stations.)
+	  It should not be selected on production systems as those
+	  messages are remotely triggerable.
+
+	  Do not select this option.
+
+config MAC80211_VERBOSE_MPL_DEBUG
+	bool "Verbose mesh peer link debugging"
+	depends on MAC80211_DEBUG_MENU
+	depends on MAC80211_MESH
+	---help---
+	  Selecting this option causes mac80211 to print out very
+	  verbose mesh peer link debugging messages (when mac80211
+	  is taking part in a mesh network).
+	  It should not be selected on production systems as those
+	  messages are remotely triggerable.
+
+	  Do not select this option.
 
 config MAC80211_LOWTX_FRAME_DUMP
 	bool "Debug frame dumping"
-	depends on MAC80211_DEBUG
+	depends on MAC80211_DEBUG_MENU
 	---help---
 	  Selecting this option will cause the stack to
 	  print a message for each frame that is handed
@@ -150,30 +205,21 @@ config MAC80211_LOWTX_FRAME_DUMP
 	  If unsure, say N and insert the debugging code
 	  you require into the driver you are debugging.
 
-config MAC80211_TKIP_DEBUG
-	bool "TKIP debugging"
-	depends on MAC80211_DEBUG
-
 config MAC80211_DEBUG_COUNTERS
 	bool "Extra statistics for TX/RX debugging"
 	depends on MAC80211_DEBUG
-
-config MAC80211_IBSS_DEBUG
-	bool "Support for IBSS testing"
-	depends on MAC80211_DEBUG
+	depends on MAC80211_DEBUG_MENU
+	depends on MAC80211_DEBUGFS
 	---help---
-	  Say Y here if you intend to debug the IBSS code.
+	  Selecting this option causes mac80211 to keep additional
+	  and very verbose statistics about TX and RX handler use
+	  and show them in debugfs.
 
-config MAC80211_VERBOSE_PS_DEBUG
-	bool "Verbose powersave mode debugging"
-	depends on MAC80211_DEBUG
-	---help---
-	  Say Y here to print out verbose powersave
-	  mode debug messages.
+	  If unsure, say N.
 
-config MAC80211_VERBOSE_MPL_DEBUG
-	bool "Verbose mesh peer link debugging"
-	depends on MAC80211_DEBUG && MAC80211_MESH
+config MAC80211_VERBOSE_SPECT_MGMT_DEBUG
+	bool "Verbose Spectrum Management (IEEE 802.11h)debugging"
+	depends on MAC80211_DEBUG
 	---help---
-	  Say Y here to print out verbose mesh peer link
+	  Say Y here to print out verbose Spectrum Management (IEEE 802.11h)
 	  debug messages.

net/mac80211/Makefile

@@ -1,13 +1,5 @@
 obj-$(CONFIG_MAC80211) += mac80211.o
 
-# objects for PID algorithm
-rc80211_pid-y := rc80211_pid_algo.o
-rc80211_pid-$(CONFIG_MAC80211_DEBUGFS) += rc80211_pid_debugfs.o
-
-# build helper for PID algorithm
-rc-pid-y := $(rc80211_pid-y)
-rc-pid-m := rc80211_pid.o
-
 # mac80211 objects
 mac80211-y := \
 	main.o \
@@ -42,10 +34,8 @@ mac80211-$(CONFIG_MAC80211_MESH) += \
 	mesh_plink.o \
 	mesh_hwmp.o
 
+# objects for PID algorithm
+rc80211_pid-y := rc80211_pid_algo.o
+rc80211_pid-$(CONFIG_MAC80211_DEBUGFS) += rc80211_pid_debugfs.o
 
-# Build rate control algorithm(s)
-CFLAGS_rc80211_pid_algo.o += -DRC80211_PID_COMPILE
-mac80211-$(CONFIG_MAC80211_RC_PID) += $(rc-pid-$(CONFIG_MAC80211_RC_PID))
-
-# Modular rate algorithms are assigned to mac80211-m - make separate modules
-obj-m += $(mac80211-m)
+mac80211-$(CONFIG_MAC80211_RC_PID) += $(rc80211_pid-y)

net/mac80211/ieee80211_i.h

@@ -954,4 +954,10 @@ int ieee80211_frame_duration(struct ieee80211_local *local, size_t len,
 void mac80211_ev_michael_mic_failure(struct net_device *dev, int keyidx,
 				     struct ieee80211_hdr *hdr);
 
+#ifdef CONFIG_MAC80211_NOINLINE
+#define debug_noinline noinline
+#else
+#define debug_noinline
+#endif
+
 #endif /* IEEE80211_I_H */

net/mac80211/iface.c

@@ -184,9 +184,9 @@ void ieee80211_if_set_type(struct net_device *dev, int type)
 		sdata->u.mntr_flags = MONITOR_FLAG_CONTROL |
 				      MONITOR_FLAG_OTHER_BSS;
 		break;
-	default:
-		printk(KERN_WARNING "%s: %s: Unknown interface type 0x%x",
-		       dev->name, __func__, type);
+	case IEEE80211_IF_TYPE_INVALID:
+		BUG();
+		break;
 	}
 	ieee80211_debugfs_change_if_type(sdata, oldtype);
 }

net/mac80211/main.c

@@ -151,9 +151,7 @@ static int ieee80211_change_mtu(struct net_device *dev, int new_mtu)
 	/* FIX: what would be proper limits for MTU?
 	 * This interface uses 802.3 frames. */
 	if (new_mtu < 256 ||
-		new_mtu > IEEE80211_MAX_DATA_LEN - 24 - 6 - meshhdrlen) {
-		printk(KERN_WARNING "%s: invalid MTU %d\n",
-		       dev->name, new_mtu);
+	    new_mtu > IEEE80211_MAX_DATA_LEN - 24 - 6 - meshhdrlen) {
 		return -EINVAL;
 	}
 
@@ -589,7 +587,9 @@ int ieee80211_start_tx_ba_session(struct ieee80211_hw *hw, u8 *ra, u16 tid)
 
 	sta = sta_info_get(local, ra);
 	if (!sta) {
+#ifdef CONFIG_MAC80211_HT_DEBUG
 		printk(KERN_DEBUG "Could not find the station\n");
+#endif
 		ret = -ENOENT;
 		goto exit;
 	}
@@ -617,9 +617,11 @@ int ieee80211_start_tx_ba_session(struct ieee80211_hw *hw, u8 *ra, u16 tid)
 	sta->ampdu_mlme.tid_tx[tid] =
 			kmalloc(sizeof(struct tid_ampdu_tx), GFP_ATOMIC);
 	if (!sta->ampdu_mlme.tid_tx[tid]) {
+#ifdef CONFIG_MAC80211_HT_DEBUG
 		if (net_ratelimit())
 			printk(KERN_ERR "allocate tx mlme to tid %d failed\n",
 					tid);
+#endif
 		ret = -ENOMEM;
 		goto err_unlock_sta;
 	}
@@ -689,7 +691,9 @@ int ieee80211_start_tx_ba_session(struct ieee80211_hw *hw, u8 *ra, u16 tid)
 	sta->ampdu_mlme.tid_tx[tid]->addba_resp_timer.expires =
 				jiffies + ADDBA_RESP_INTERVAL;
 	add_timer(&sta->ampdu_mlme.tid_tx[tid]->addba_resp_timer);
+#ifdef CONFIG_MAC80211_HT_DEBUG
 	printk(KERN_DEBUG "activated addBA response timer on tid %d\n", tid);
+#endif
 	goto exit;
 
 err_unlock_queue:
@@ -771,8 +775,10 @@ void ieee80211_start_tx_ba_cb(struct ieee80211_hw *hw, u8 *ra, u16 tid)
 	DECLARE_MAC_BUF(mac);
 
 	if (tid >= STA_TID_NUM) {
+#ifdef CONFIG_MAC80211_HT_DEBUG
 		printk(KERN_DEBUG "Bad TID value: tid = %d (>= %d)\n",
 				tid, STA_TID_NUM);
+#endif
 		return;
 	}
 
@@ -780,8 +786,10 @@ void ieee80211_start_tx_ba_cb(struct ieee80211_hw *hw, u8 *ra, u16 tid)
 	sta = sta_info_get(local, ra);
 	if (!sta) {
 		rcu_read_unlock();
+#ifdef CONFIG_MAC80211_HT_DEBUG
 		printk(KERN_DEBUG "Could not find station: %s\n",
 				print_mac(mac, ra));
+#endif
 		return;
 	}
 
@@ -789,8 +797,10 @@ void ieee80211_start_tx_ba_cb(struct ieee80211_hw *hw, u8 *ra, u16 tid)
 	spin_lock_bh(&sta->lock);
 
 	if (!(*state & HT_ADDBA_REQUESTED_MSK)) {
+#ifdef CONFIG_MAC80211_HT_DEBUG
 		printk(KERN_DEBUG "addBA was not requested yet, state is %d\n",
 				*state);
+#endif
 		spin_unlock_bh(&sta->lock);
 		rcu_read_unlock();
 		return;
@@ -801,7 +811,9 @@ void ieee80211_start_tx_ba_cb(struct ieee80211_hw *hw, u8 *ra, u16 tid)
 	*state |= HT_ADDBA_DRV_READY_MSK;
 
 	if (*state == HT_AGG_STATE_OPERATIONAL) {
+#ifdef CONFIG_MAC80211_HT_DEBUG
 		printk(KERN_DEBUG "Aggregation is on for tid %d \n", tid);
+#endif
 		ieee80211_wake_queue(hw, sta->tid_to_tx_q[tid]);
 	}
 	spin_unlock_bh(&sta->lock);
@@ -818,8 +830,10 @@ void ieee80211_stop_tx_ba_cb(struct ieee80211_hw *hw, u8 *ra, u8 tid)
 	DECLARE_MAC_BUF(mac);
 
 	if (tid >= STA_TID_NUM) {
+#ifdef CONFIG_MAC80211_HT_DEBUG
 		printk(KERN_DEBUG "Bad TID value: tid = %d (>= %d)\n",
 				tid, STA_TID_NUM);
+#endif
 		return;
 	}
 
@@ -831,8 +845,10 @@ void ieee80211_stop_tx_ba_cb(struct ieee80211_hw *hw, u8 *ra, u8 tid)
 	rcu_read_lock();
 	sta = sta_info_get(local, ra);
 	if (!sta) {
+#ifdef CONFIG_MAC80211_HT_DEBUG
 		printk(KERN_DEBUG "Could not find station: %s\n",
 				print_mac(mac, ra));
+#endif
 		rcu_read_unlock();
 		return;
 	}
@@ -842,7 +858,9 @@ void ieee80211_stop_tx_ba_cb(struct ieee80211_hw *hw, u8 *ra, u8 tid)
 	 * ieee80211_stop_tx_ba_session will let only
 	 * one stop call to pass through per sta/tid */
 	if ((*state & HT_AGG_STATE_REQ_STOP_BA_MSK) == 0) {
+#ifdef CONFIG_MAC80211_HT_DEBUG
 		printk(KERN_DEBUG "unexpected callback to A-MPDU stop\n");
+#endif
 		rcu_read_unlock();
 		return;
 	}
@@ -884,9 +902,11 @@ void ieee80211_start_tx_ba_cb_irqsafe(struct ieee80211_hw *hw,
 	struct sk_buff *skb = dev_alloc_skb(0);
 
 	if (unlikely(!skb)) {
+#ifdef CONFIG_MAC80211_HT_DEBUG
 		if (net_ratelimit())
 			printk(KERN_WARNING "%s: Not enough memory, "
 			       "dropping start BA session", skb->dev->name);
+#endif
 		return;
 	}
 	ra_tid = (struct ieee80211_ra_tid *) &skb->cb;
@@ -907,9 +927,11 @@ void ieee80211_stop_tx_ba_cb_irqsafe(struct ieee80211_hw *hw,
 	struct sk_buff *skb = dev_alloc_skb(0);
 
 	if (unlikely(!skb)) {
+#ifdef CONFIG_MAC80211_HT_DEBUG
 		if (net_ratelimit())
 			printk(KERN_WARNING "%s: Not enough memory, "
 			       "dropping stop BA session", skb->dev->name);
+#endif
 		return;
 	}
 	ra_tid = (struct ieee80211_ra_tid *) &skb->cb;
@@ -1236,9 +1258,8 @@ static void ieee80211_tasklet_handler(unsigned long data)
 						 ra_tid->ra, ra_tid->tid);
 			dev_kfree_skb(skb);
 			break ;
-		default: /* should never get here! */
-			printk(KERN_ERR "%s: Unknown message type (%d)\n",
-			       wiphy_name(local->hw.wiphy), skb->pkt_type);
+		default:
+			WARN_ON(1);
 			dev_kfree_skb(skb);
 			break;
 		}
@@ -1365,12 +1386,14 @@ static void ieee80211_handle_filtered_frame(struct ieee80211_local *local,
 		return;
 	}
 
+#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
 	if (net_ratelimit())
 		printk(KERN_DEBUG "%s: dropped TX filtered frame, "
 		       "queue_len=%d PS=%d @%lu\n",
 		       wiphy_name(local->hw.wiphy),
 		       skb_queue_len(&sta->tx_filtered),
 		       !!test_sta_flags(sta, WLAN_STA_PS), jiffies);
+#endif
 	dev_kfree_skb(skb);
 }
 

net/mac80211/mesh_pathtbl.c

@@ -262,7 +262,6 @@ void mesh_plink_broken(struct sta_info *sta)
 	}
 	rcu_read_unlock();
 }
-EXPORT_SYMBOL(mesh_plink_broken);
 
 /**
  * mesh_path_flush_by_nexthop - Deletes mesh paths if their next hop matches

net/mac80211/mlme.c

@@ -346,7 +346,7 @@ static void ieee80211_sta_wmm_params(struct net_device *dev,
 		params.cw_max = ecw2cw((pos[1] & 0xf0) >> 4);
 		params.cw_min = ecw2cw(pos[1] & 0x0f);
 		params.txop = pos[2] | (pos[3] << 8);
-#ifdef CONFIG_MAC80211_DEBUG
+#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
 		printk(KERN_DEBUG "%s: WMM queue=%d aci=%d acm=%d aifs=%d "
 		       "cWmin=%d cWmax=%d txop=%d\n",
 		       dev->name, queue, aci, acm, params.aifs, params.cw_min,
@@ -371,6 +371,7 @@ static u32 ieee80211_handle_protect_preamb(struct ieee80211_sub_if_data *sdata,
 	u32 changed = 0;
 
 	if (use_protection != bss_conf->use_cts_prot) {
+#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
 		if (net_ratelimit()) {
 			printk(KERN_DEBUG "%s: CTS protection %s (BSSID="
 			       "%s)\n",
@@ -378,11 +379,13 @@ static u32 ieee80211_handle_protect_preamb(struct ieee80211_sub_if_data *sdata,
 			       use_protection ? "enabled" : "disabled",
 			       print_mac(mac, ifsta->bssid));
 		}
+#endif
 		bss_conf->use_cts_prot = use_protection;
 		changed |= BSS_CHANGED_ERP_CTS_PROT;
 	}
 
 	if (use_short_preamble != bss_conf->use_short_preamble) {
+#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
 		if (net_ratelimit()) {
 			printk(KERN_DEBUG "%s: switched to %s barker preamble"
 			       " (BSSID=%s)\n",
@@ -390,6 +393,7 @@ static u32 ieee80211_handle_protect_preamb(struct ieee80211_sub_if_data *sdata,
 			       use_short_preamble ? "short" : "long",
 			       print_mac(mac, ifsta->bssid));
 		}
+#endif
 		bss_conf->use_short_preamble = use_short_preamble;
 		changed |= BSS_CHANGED_ERP_PREAMBLE;
 	}
@@ -747,6 +751,10 @@ static void ieee80211_send_assoc(struct net_device *dev,
 		 * b-only mode) */
 		rates_len = ieee80211_compatible_rates(bss, sband, &rates);
 
+		if ((bss->capability & WLAN_CAPABILITY_SPECTRUM_MGMT) &&
+		    (local->hw.flags & IEEE80211_HW_SPECTRUM_MGMT))
+			capab |= WLAN_CAPABILITY_SPECTRUM_MGMT;
+
 		ieee80211_rx_bss_put(dev, bss);
 	} else {
 		rates = ~0;
@@ -814,6 +822,26 @@ static void ieee80211_send_assoc(struct net_device *dev,
 		}
 	}
 
+	if (capab & WLAN_CAPABILITY_SPECTRUM_MGMT) {
+		/* 1. power capabilities */
+		pos = skb_put(skb, 4);
+		*pos++ = WLAN_EID_PWR_CAPABILITY;
+		*pos++ = 2;
+		*pos++ = 0; /* min tx power */
+		*pos++ = local->hw.conf.channel->max_power; /* max tx power */
+
+		/* 2. supported channels */
+		/* TODO: get this in reg domain format */
+		pos = skb_put(skb, 2 * sband->n_channels + 2);
+		*pos++ = WLAN_EID_SUPPORTED_CHANNELS;
+		*pos++ = 2 * sband->n_channels;
+		for (i = 0; i < sband->n_channels; i++) {
+			*pos++ = ieee80211_frequency_to_channel(
+					sband->channels[i].center_freq);
+			*pos++ = 1; /* one channel in the subband*/
+		}
+	}
+
 	if (ifsta->extra_ie) {
 		pos = skb_put(skb, ifsta->extra_ie_len);
 		memcpy(pos, ifsta->extra_ie, ifsta->extra_ie_len);
@@ -1151,14 +1179,10 @@ static void ieee80211_auth_challenge(struct net_device *dev,
 	u8 *pos;
 	struct ieee802_11_elems elems;
 
-	printk(KERN_DEBUG "%s: replying to auth challenge\n", dev->name);
 	pos = mgmt->u.auth.variable;
 	ieee802_11_parse_elems(pos, len - (pos - (u8 *) mgmt), &elems);
-	if (!elems.challenge) {
-		printk(KERN_DEBUG "%s: no challenge IE in shared key auth "
-		       "frame\n", dev->name);
+	if (!elems.challenge)
 		return;
-	}
 	ieee80211_send_auth(dev, ifsta, 3, elems.challenge - 2,
 			    elems.challenge_len + 2, 1);
 }
@@ -1340,9 +1364,11 @@ static void ieee80211_sta_process_addba_request(struct net_device *dev,
 	sta->ampdu_mlme.tid_rx[tid] =
 			kmalloc(sizeof(struct tid_ampdu_rx), GFP_ATOMIC);
 	if (!sta->ampdu_mlme.tid_rx[tid]) {
+#ifdef CONFIG_MAC80211_HT_DEBUG
 		if (net_ratelimit())
 			printk(KERN_ERR "allocate rx mlme to tid %d failed\n",
 					tid);
+#endif
 		goto end;
 	}
 	/* rx timer */
@@ -1358,9 +1384,11 @@ static void ieee80211_sta_process_addba_request(struct net_device *dev,
 	tid_agg_rx->reorder_buf =
 		kmalloc(buf_size * sizeof(struct sk_buff *), GFP_ATOMIC);
 	if (!tid_agg_rx->reorder_buf) {
+#ifdef CONFIG_MAC80211_HT_DEBUG
 		if (net_ratelimit())
 			printk(KERN_ERR "can not allocate reordering buffer "
 			       "to tid %d\n", tid);
+#endif
 		kfree(sta->ampdu_mlme.tid_rx[tid]);
 		goto end;
 	}
@@ -1427,8 +1455,6 @@ static void ieee80211_sta_process_addba_resp(struct net_device *dev,
 
 	if (!(*state & HT_ADDBA_REQUESTED_MSK)) {
 		spin_unlock_bh(&sta->lock);
-		printk(KERN_DEBUG "state not HT_ADDBA_REQUESTED_MSK:"
-			"%d\n", *state);
 		goto addba_resp_exit;
 	}
 
@@ -1447,22 +1473,14 @@ static void ieee80211_sta_process_addba_resp(struct net_device *dev,
 #endif /* CONFIG_MAC80211_HT_DEBUG */
 	if (le16_to_cpu(mgmt->u.action.u.addba_resp.status)
 			== WLAN_STATUS_SUCCESS) {
-		if (*state & HT_ADDBA_RECEIVED_MSK)
-			printk(KERN_DEBUG "double addBA response\n");
-
 		*state |= HT_ADDBA_RECEIVED_MSK;
 		sta->ampdu_mlme.addba_req_num[tid] = 0;
 
-		if (*state == HT_AGG_STATE_OPERATIONAL) {
-			printk(KERN_DEBUG "Aggregation on for tid %d \n", tid);
+		if (*state == HT_AGG_STATE_OPERATIONAL)
 			ieee80211_wake_queue(hw, sta->tid_to_tx_q[tid]);
-		}
 
 		spin_unlock_bh(&sta->lock);
-		printk(KERN_DEBUG "recipient accepted agg: tid %d \n", tid);
 	} else {
-		printk(KERN_DEBUG "recipient rejected agg: tid %d \n", tid);
-
 		sta->ampdu_mlme.addba_req_num[tid]++;
 		/* this will allow the state check in stop_BA_session */
 		*state = HT_AGG_STATE_OPERATIONAL;
@@ -1561,7 +1579,7 @@ void ieee80211_sta_stop_rx_ba_session(struct net_device *dev, u8 *ra, u16 tid,
 					ra, tid, NULL);
 	if (ret)
 		printk(KERN_DEBUG "HW problem - can not stop rx "
-				"aggergation for tid %d\n", tid);
+				"aggregation for tid %d\n", tid);
 
 	/* shutdown timer has not expired */
 	if (initiator != WLAN_BACK_TIMER)
@@ -1667,12 +1685,16 @@ void sta_addba_resp_timer_expired(unsigned long data)
 	if (!(*state & HT_ADDBA_REQUESTED_MSK)) {
 		spin_unlock_bh(&sta->lock);
 		*state = HT_AGG_STATE_IDLE;
+#ifdef CONFIG_MAC80211_HT_DEBUG
 		printk(KERN_DEBUG "timer expired on tid %d but we are not "
 				"expecting addBA response there", tid);
+#endif
 		goto timer_expired_exit;
 	}
 
+#ifdef CONFIG_MAC80211_HT_DEBUG
 	printk(KERN_DEBUG "addBA response timer expired on tid %d\n", tid);
+#endif
 
 	/* go through the state check in stop_BA_session */
 	*state = HT_AGG_STATE_OPERATIONAL;
@@ -1700,7 +1722,9 @@ static void sta_rx_agg_session_timer_expired(unsigned long data)
 	struct sta_info *sta = container_of(timer_to_id, struct sta_info,
 					 timer_to_tid[0]);
 
+#ifdef CONFIG_MAC80211_HT_DEBUG
 	printk(KERN_DEBUG "rx session timer expired on tid %d\n", (u16)*ptid);
+#endif
 	ieee80211_sta_stop_rx_ba_session(sta->sdata->dev, sta->addr,
 					 (u16)*ptid, WLAN_BACK_TIMER,
 					 WLAN_REASON_QSTA_TIMEOUT);
@@ -1795,47 +1819,24 @@ static void ieee80211_rx_mgmt_auth(struct net_device *dev,
 	DECLARE_MAC_BUF(mac);
 
 	if (ifsta->state != IEEE80211_AUTHENTICATE &&
-	    sdata->vif.type != IEEE80211_IF_TYPE_IBSS) {
-		printk(KERN_DEBUG "%s: authentication frame received from "
-		       "%s, but not in authenticate state - ignored\n",
-		       dev->name, print_mac(mac, mgmt->sa));
+	    sdata->vif.type != IEEE80211_IF_TYPE_IBSS)
 		return;
-	}
 
-	if (len < 24 + 6) {
-		printk(KERN_DEBUG "%s: too short (%zd) authentication frame "
-		       "received from %s - ignored\n",
-		       dev->name, len, print_mac(mac, mgmt->sa));
+	if (len < 24 + 6)
 		return;
-	}
 
 	if (sdata->vif.type != IEEE80211_IF_TYPE_IBSS &&
-	    memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN) != 0) {
-		printk(KERN_DEBUG "%s: authentication frame received from "
-		       "unknown AP (SA=%s BSSID=%s) - "
-		       "ignored\n", dev->name, print_mac(mac, mgmt->sa),
-		       print_mac(mac, mgmt->bssid));
+	    memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN) != 0)
 		return;
-	}
 
 	if (sdata->vif.type != IEEE80211_IF_TYPE_IBSS &&
-	    memcmp(ifsta->bssid, mgmt->bssid, ETH_ALEN) != 0) {
-		printk(KERN_DEBUG "%s: authentication frame received from "
-		       "unknown BSSID (SA=%s BSSID=%s) - "
-		       "ignored\n", dev->name, print_mac(mac, mgmt->sa),
-		       print_mac(mac, mgmt->bssid));
+	    memcmp(ifsta->bssid, mgmt->bssid, ETH_ALEN) != 0)
 		return;
-	}
 
 	auth_alg = le16_to_cpu(mgmt->u.auth.auth_alg);
 	auth_transaction = le16_to_cpu(mgmt->u.auth.auth_transaction);
 	status_code = le16_to_cpu(mgmt->u.auth.status_code);
 
-	printk(KERN_DEBUG "%s: RX authentication from %s (alg=%d "
-	       "transaction=%d status=%d)\n",
-	       dev->name, print_mac(mac, mgmt->sa), auth_alg,
-	       auth_transaction, status_code);
-
 	if (sdata->vif.type == IEEE80211_IF_TYPE_IBSS) {
 		/*
 		 * IEEE 802.11 standard does not require authentication in IBSS
@@ -1843,26 +1844,16 @@ static void ieee80211_rx_mgmt_auth(struct net_device *dev,
 		 * However, try to reply to authentication attempts if someone
 		 * has actually implemented this.
 		 */
-		if (auth_alg != WLAN_AUTH_OPEN || auth_transaction != 1) {
-			printk(KERN_DEBUG "%s: unexpected IBSS authentication "
-			       "frame (alg=%d transaction=%d)\n",
-			       dev->name, auth_alg, auth_transaction);
+		if (auth_alg != WLAN_AUTH_OPEN || auth_transaction != 1)
 			return;
-		}
 		ieee80211_send_auth(dev, ifsta, 2, NULL, 0, 0);
 	}
 
 	if (auth_alg != ifsta->auth_alg ||
-	    auth_transaction != ifsta->auth_transaction) {
-		printk(KERN_DEBUG "%s: unexpected authentication frame "
-		       "(alg=%d transaction=%d)\n",
-		       dev->name, auth_alg, auth_transaction);
+	    auth_transaction != ifsta->auth_transaction)
 		return;
-	}
 
 	if (status_code != WLAN_STATUS_SUCCESS) {
-		printk(KERN_DEBUG "%s: AP denied authentication (auth_alg=%d "
-		       "code=%d)\n", dev->name, ifsta->auth_alg, status_code);
 		if (status_code == WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG) {
 			u8 algs[3];
 			const int num_algs = ARRAY_SIZE(algs);
@@ -1891,9 +1882,6 @@ static void ieee80211_rx_mgmt_auth(struct net_device *dev,
 				    !ieee80211_sta_wep_configured(dev))
 					continue;
 				ifsta->auth_alg = algs[pos];
-				printk(KERN_DEBUG "%s: set auth_alg=%d for "
-				       "next try\n",
-				       dev->name, ifsta->auth_alg);
 				break;
 			}
 		}
@@ -1923,27 +1911,14 @@ static void ieee80211_rx_mgmt_deauth(struct net_device *dev,
 	u16 reason_code;
 	DECLARE_MAC_BUF(mac);
 
-	if (len < 24 + 2) {
-		printk(KERN_DEBUG "%s: too short (%zd) deauthentication frame "
-		       "received from %s - ignored\n",
-		       dev->name, len, print_mac(mac, mgmt->sa));
+	if (len < 24 + 2)
 		return;
-	}
 
-	if (memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN) != 0) {
-		printk(KERN_DEBUG "%s: deauthentication frame received from "
-		       "unknown AP (SA=%s BSSID=%s) - "
-		       "ignored\n", dev->name, print_mac(mac, mgmt->sa),
-		       print_mac(mac, mgmt->bssid));
+	if (memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN))
 		return;
-	}
 
 	reason_code = le16_to_cpu(mgmt->u.deauth.reason_code);
 
-	printk(KERN_DEBUG "%s: RX deauthentication from %s"
-	       " (reason=%d)\n",
-	       dev->name, print_mac(mac, mgmt->sa), reason_code);
-
 	if (ifsta->flags & IEEE80211_STA_AUTHENTICATED)
 		printk(KERN_DEBUG "%s: deauthenticated\n", dev->name);
 
@@ -1968,27 +1943,14 @@ static void ieee80211_rx_mgmt_disassoc(struct net_device *dev,
 	u16 reason_code;
 	DECLARE_MAC_BUF(mac);
 
-	if (len < 24 + 2) {
-		printk(KERN_DEBUG "%s: too short (%zd) disassociation frame "
-		       "received from %s - ignored\n",
-		       dev->name, len, print_mac(mac, mgmt->sa));
+	if (len < 24 + 2)
 		return;
-	}
 
-	if (memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN) != 0) {
-		printk(KERN_DEBUG "%s: disassociation frame received from "
-		       "unknown AP (SA=%s BSSID=%s) - "
-		       "ignored\n", dev->name, print_mac(mac, mgmt->sa),
-		       print_mac(mac, mgmt->bssid));
+	if (memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN))
 		return;
-	}
 
 	reason_code = le16_to_cpu(mgmt->u.disassoc.reason_code);
 
-	printk(KERN_DEBUG "%s: RX disassociation from %s"
-	       " (reason=%d)\n",
-	       dev->name, print_mac(mac, mgmt->sa), reason_code);
-
 	if (ifsta->flags & IEEE80211_STA_ASSOCIATED)
 		printk(KERN_DEBUG "%s: disassociated\n", dev->name);
 
@@ -2024,27 +1986,14 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata,
 	/* AssocResp and ReassocResp have identical structure, so process both
 	 * of them in this function. */
 
-	if (ifsta->state != IEEE80211_ASSOCIATE) {
-		printk(KERN_DEBUG "%s: association frame received from "
-		       "%s, but not in associate state - ignored\n",
-		       dev->name, print_mac(mac, mgmt->sa));
+	if (ifsta->state != IEEE80211_ASSOCIATE)
 		return;
-	}
 
-	if (len < 24 + 6) {
-		printk(KERN_DEBUG "%s: too short (%zd) association frame "
-		       "received from %s - ignored\n",
-		       dev->name, len, print_mac(mac, mgmt->sa));
+	if (len < 24 + 6)
 		return;
-	}
 
-	if (memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN) != 0) {
-		printk(KERN_DEBUG "%s: association frame received from "
-		       "unknown AP (SA=%s BSSID=%s) - "
-		       "ignored\n", dev->name, print_mac(mac, mgmt->sa),
-		       print_mac(mac, mgmt->bssid));
+	if (memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN) != 0)
 		return;
-	}
 
 	capab_info = le16_to_cpu(mgmt->u.assoc_resp.capab_info);
 	status_code = le16_to_cpu(mgmt->u.assoc_resp.status_code);
@@ -2479,6 +2428,7 @@ static int ieee80211_sta_join_ibss(struct net_device *dev,
 		memcpy(mgmt->bssid, ifsta->bssid, ETH_ALEN);
 		mgmt->u.beacon.beacon_int =
 			cpu_to_le16(local->hw.conf.beacon_int);
+		mgmt->u.beacon.timestamp = cpu_to_le64(bss->timestamp);
 		mgmt->u.beacon.capab_info = cpu_to_le16(bss->capability);
 
 		pos = skb_put(skb, 2 + ifsta->ssid_len);
@@ -2622,11 +2572,10 @@ static void ieee80211_rx_bss_info(struct net_device *dev,
 				  struct ieee80211_mgmt *mgmt,
 				  size_t len,
 				  struct ieee80211_rx_status *rx_status,
+				  struct ieee802_11_elems *elems,
 				  int beacon)
 {
 	struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-	struct ieee802_11_elems elems;
-	size_t baselen;
 	int freq, clen;
 	struct ieee80211_sta_bss *bss;
 	struct sta_info *sta;
@@ -2639,35 +2588,24 @@ static void ieee80211_rx_bss_info(struct net_device *dev,
 	if (!beacon && memcmp(mgmt->da, dev->dev_addr, ETH_ALEN))
 		return; /* ignore ProbeResp to foreign address */
 
-#if 0
-	printk(KERN_DEBUG "%s: RX %s from %s to %s\n",
-	       dev->name, beacon ? "Beacon" : "Probe Response",
-	       print_mac(mac, mgmt->sa), print_mac(mac2, mgmt->da));
-#endif
-
-	baselen = (u8 *) mgmt->u.beacon.variable - (u8 *) mgmt;
-	if (baselen > len)
-		return;
-
 	beacon_timestamp = le64_to_cpu(mgmt->u.beacon.timestamp);
-	ieee802_11_parse_elems(mgmt->u.beacon.variable, len - baselen, &elems);
 
-	if (ieee80211_vif_is_mesh(&sdata->vif) && elems.mesh_id &&
-	    elems.mesh_config && mesh_matches_local(&elems, dev)) {
-		u64 rates = ieee80211_sta_get_rates(local, &elems,
+	if (ieee80211_vif_is_mesh(&sdata->vif) && elems->mesh_id &&
+	    elems->mesh_config && mesh_matches_local(elems, dev)) {
+		u64 rates = ieee80211_sta_get_rates(local, elems,
 						rx_status->band);
 
 		mesh_neighbour_update(mgmt->sa, rates, dev,
-				      mesh_peer_accepts_plinks(&elems, dev));
+				      mesh_peer_accepts_plinks(elems, dev));
 	}
 
 	rcu_read_lock();
 
-	if (sdata->vif.type == IEEE80211_IF_TYPE_IBSS && elems.supp_rates &&
+	if (sdata->vif.type == IEEE80211_IF_TYPE_IBSS && elems->supp_rates &&
 	    memcmp(mgmt->bssid, sdata->u.sta.bssid, ETH_ALEN) == 0 &&
 	    (sta = sta_info_get(local, mgmt->sa))) {
 		u64 prev_rates;
-		u64 supp_rates = ieee80211_sta_get_rates(local, &elems,
+		u64 supp_rates = ieee80211_sta_get_rates(local, elems,
 							rx_status->band);
 
 		prev_rates = sta->supp_rates[rx_status->band];
@@ -2679,21 +2617,12 @@ static void ieee80211_rx_bss_info(struct net_device *dev,
 			sta->supp_rates[rx_status->band] =
 				sdata->u.sta.supp_rates_bits[rx_status->band];
 		}
-		if (sta->supp_rates[rx_status->band] != prev_rates) {
-			printk(KERN_DEBUG "%s: updated supp_rates set for "
-			       "%s based on beacon info (0x%llx & 0x%llx -> "
-			       "0x%llx)\n",
-			       dev->name, print_mac(mac, sta->addr),
-			       (unsigned long long) prev_rates,
-			       (unsigned long long) supp_rates,
-			       (unsigned long long) sta->supp_rates[rx_status->band]);
-		}
 	}
 
 	rcu_read_unlock();
 
-	if (elems.ds_params && elems.ds_params_len == 1)
-		freq = ieee80211_channel_to_frequency(elems.ds_params[0]);
+	if (elems->ds_params && elems->ds_params_len == 1)
+		freq = ieee80211_channel_to_frequency(elems->ds_params[0]);
 	else
 		freq = rx_status->freq;
 
@@ -2703,23 +2632,23 @@ static void ieee80211_rx_bss_info(struct net_device *dev,
 		return;
 
 #ifdef CONFIG_MAC80211_MESH
-	if (elems.mesh_config)
-		bss = ieee80211_rx_mesh_bss_get(dev, elems.mesh_id,
-				elems.mesh_id_len, elems.mesh_config, freq);
+	if (elems->mesh_config)
+		bss = ieee80211_rx_mesh_bss_get(dev, elems->mesh_id,
+				elems->mesh_id_len, elems->mesh_config, freq);
 	else
 #endif
 		bss = ieee80211_rx_bss_get(dev, mgmt->bssid, freq,
-					   elems.ssid, elems.ssid_len);
+					   elems->ssid, elems->ssid_len);
 	if (!bss) {
 #ifdef CONFIG_MAC80211_MESH
-		if (elems.mesh_config)
-			bss = ieee80211_rx_mesh_bss_add(dev, elems.mesh_id,
-				elems.mesh_id_len, elems.mesh_config,
-				elems.mesh_config_len, freq);
+		if (elems->mesh_config)
+			bss = ieee80211_rx_mesh_bss_add(dev, elems->mesh_id,
+				elems->mesh_id_len, elems->mesh_config,
+				elems->mesh_config_len, freq);
 		else
 #endif
 			bss = ieee80211_rx_bss_add(dev, mgmt->bssid, freq,
-						   elems.ssid, elems.ssid_len);
+						  elems->ssid, elems->ssid_len);
 		if (!bss)
 			return;
 	} else {
@@ -2732,43 +2661,43 @@ static void ieee80211_rx_bss_info(struct net_device *dev,
 	}
 
 	/* save the ERP value so that it is available at association time */
-	if (elems.erp_info && elems.erp_info_len >= 1) {
-		bss->erp_value = elems.erp_info[0];
+	if (elems->erp_info && elems->erp_info_len >= 1) {
+		bss->erp_value = elems->erp_info[0];
 		bss->has_erp_value = 1;
 	}
 
-	if (elems.ht_cap_elem &&
-	     (!bss->ht_ie || bss->ht_ie_len != elems.ht_cap_elem_len ||
-	     memcmp(bss->ht_ie, elems.ht_cap_elem, elems.ht_cap_elem_len))) {
+	if (elems->ht_cap_elem &&
+	     (!bss->ht_ie || bss->ht_ie_len != elems->ht_cap_elem_len ||
+	     memcmp(bss->ht_ie, elems->ht_cap_elem, elems->ht_cap_elem_len))) {
 		kfree(bss->ht_ie);
-		bss->ht_ie = kmalloc(elems.ht_cap_elem_len + 2, GFP_ATOMIC);
+		bss->ht_ie = kmalloc(elems->ht_cap_elem_len + 2, GFP_ATOMIC);
 		if (bss->ht_ie) {
-			memcpy(bss->ht_ie, elems.ht_cap_elem - 2,
-				elems.ht_cap_elem_len + 2);
-			bss->ht_ie_len = elems.ht_cap_elem_len + 2;
+			memcpy(bss->ht_ie, elems->ht_cap_elem - 2,
+				elems->ht_cap_elem_len + 2);
+			bss->ht_ie_len = elems->ht_cap_elem_len + 2;
 		} else
 			bss->ht_ie_len = 0;
-	} else if (!elems.ht_cap_elem && bss->ht_ie) {
+	} else if (!elems->ht_cap_elem && bss->ht_ie) {
 		kfree(bss->ht_ie);
 		bss->ht_ie = NULL;
 		bss->ht_ie_len = 0;
 	}
 
-	if (elems.ht_info_elem &&
+	if (elems->ht_info_elem &&
 	     (!bss->ht_add_ie ||
-	     bss->ht_add_ie_len != elems.ht_info_elem_len ||
-	     memcmp(bss->ht_add_ie, elems.ht_info_elem,
-			elems.ht_info_elem_len))) {
+	     bss->ht_add_ie_len != elems->ht_info_elem_len ||
+	     memcmp(bss->ht_add_ie, elems->ht_info_elem,
+			elems->ht_info_elem_len))) {
 		kfree(bss->ht_add_ie);
 		bss->ht_add_ie =
-			kmalloc(elems.ht_info_elem_len + 2, GFP_ATOMIC);
+			kmalloc(elems->ht_info_elem_len + 2, GFP_ATOMIC);
 		if (bss->ht_add_ie) {
-			memcpy(bss->ht_add_ie, elems.ht_info_elem - 2,
-				elems.ht_info_elem_len + 2);
-			bss->ht_add_ie_len = elems.ht_info_elem_len + 2;
+			memcpy(bss->ht_add_ie, elems->ht_info_elem - 2,
+				elems->ht_info_elem_len + 2);
+			bss->ht_add_ie_len = elems->ht_info_elem_len + 2;
 		} else
 			bss->ht_add_ie_len = 0;
-	} else if (!elems.ht_info_elem && bss->ht_add_ie) {
+	} else if (!elems->ht_info_elem && bss->ht_add_ie) {
 		kfree(bss->ht_add_ie);
 		bss->ht_add_ie = NULL;
 		bss->ht_add_ie_len = 0;
@@ -2778,20 +2707,20 @@ static void ieee80211_rx_bss_info(struct net_device *dev,
 	bss->capability = le16_to_cpu(mgmt->u.beacon.capab_info);
 
 	bss->supp_rates_len = 0;
-	if (elems.supp_rates) {
+	if (elems->supp_rates) {
 		clen = IEEE80211_MAX_SUPP_RATES - bss->supp_rates_len;
-		if (clen > elems.supp_rates_len)
-			clen = elems.supp_rates_len;
-		memcpy(&bss->supp_rates[bss->supp_rates_len], elems.supp_rates,
+		if (clen > elems->supp_rates_len)
+			clen = elems->supp_rates_len;
+		memcpy(&bss->supp_rates[bss->supp_rates_len], elems->supp_rates,
 		       clen);
 		bss->supp_rates_len += clen;
 	}
-	if (elems.ext_supp_rates) {
+	if (elems->ext_supp_rates) {
 		clen = IEEE80211_MAX_SUPP_RATES - bss->supp_rates_len;
-		if (clen > elems.ext_supp_rates_len)
-			clen = elems.ext_supp_rates_len;
+		if (clen > elems->ext_supp_rates_len)
+			clen = elems->ext_supp_rates_len;
 		memcpy(&bss->supp_rates[bss->supp_rates_len],
-		       elems.ext_supp_rates, clen);
+		       elems->ext_supp_rates, clen);
 		bss->supp_rates_len += clen;
 	}
 
@@ -2815,33 +2744,33 @@ static void ieee80211_rx_bss_info(struct net_device *dev,
 		return;
 	}
 
-	if (elems.wpa &&
-	    (!bss->wpa_ie || bss->wpa_ie_len != elems.wpa_len ||
-	     memcmp(bss->wpa_ie, elems.wpa, elems.wpa_len))) {
+	if (elems->wpa &&
+	    (!bss->wpa_ie || bss->wpa_ie_len != elems->wpa_len ||
+	     memcmp(bss->wpa_ie, elems->wpa, elems->wpa_len))) {
 		kfree(bss->wpa_ie);
-		bss->wpa_ie = kmalloc(elems.wpa_len + 2, GFP_ATOMIC);
+		bss->wpa_ie = kmalloc(elems->wpa_len + 2, GFP_ATOMIC);
 		if (bss->wpa_ie) {
-			memcpy(bss->wpa_ie, elems.wpa - 2, elems.wpa_len + 2);
-			bss->wpa_ie_len = elems.wpa_len + 2;
+			memcpy(bss->wpa_ie, elems->wpa - 2, elems->wpa_len + 2);
+			bss->wpa_ie_len = elems->wpa_len + 2;
 		} else
 			bss->wpa_ie_len = 0;
-	} else if (!elems.wpa && bss->wpa_ie) {
+	} else if (!elems->wpa && bss->wpa_ie) {
 		kfree(bss->wpa_ie);
 		bss->wpa_ie = NULL;
 		bss->wpa_ie_len = 0;
 	}
 
-	if (elems.rsn &&
-	    (!bss->rsn_ie || bss->rsn_ie_len != elems.rsn_len ||
-	     memcmp(bss->rsn_ie, elems.rsn, elems.rsn_len))) {
+	if (elems->rsn &&
+	    (!bss->rsn_ie || bss->rsn_ie_len != elems->rsn_len ||
+	     memcmp(bss->rsn_ie, elems->rsn, elems->rsn_len))) {
 		kfree(bss->rsn_ie);
-		bss->rsn_ie = kmalloc(elems.rsn_len + 2, GFP_ATOMIC);
+		bss->rsn_ie = kmalloc(elems->rsn_len + 2, GFP_ATOMIC);
 		if (bss->rsn_ie) {
-			memcpy(bss->rsn_ie, elems.rsn - 2, elems.rsn_len + 2);
-			bss->rsn_ie_len = elems.rsn_len + 2;
+			memcpy(bss->rsn_ie, elems->rsn - 2, elems->rsn_len + 2);
+			bss->rsn_ie_len = elems->rsn_len + 2;
 		} else
 			bss->rsn_ie_len = 0;
-	} else if (!elems.rsn && bss->rsn_ie) {
+	} else if (!elems->rsn && bss->rsn_ie) {
 		kfree(bss->rsn_ie);
 		bss->rsn_ie = NULL;
 		bss->rsn_ie_len = 0;
@@ -2861,20 +2790,21 @@ static void ieee80211_rx_bss_info(struct net_device *dev,
 	 * inclusion of the WMM Parameters in beacons, however, is optional.
 	 */
 
-	if (elems.wmm_param &&
-	    (!bss->wmm_ie || bss->wmm_ie_len != elems.wmm_param_len ||
-	     memcmp(bss->wmm_ie, elems.wmm_param, elems.wmm_param_len))) {
+	if (elems->wmm_param &&
+	    (!bss->wmm_ie || bss->wmm_ie_len != elems->wmm_param_len ||
+	     memcmp(bss->wmm_ie, elems->wmm_param, elems->wmm_param_len))) {
 		kfree(bss->wmm_ie);
-		bss->wmm_ie = kmalloc(elems.wmm_param_len + 2, GFP_ATOMIC);
+		bss->wmm_ie = kmalloc(elems->wmm_param_len + 2, GFP_ATOMIC);
 		if (bss->wmm_ie) {
-			memcpy(bss->wmm_ie, elems.wmm_param - 2,
-			       elems.wmm_param_len + 2);
-			bss->wmm_ie_len = elems.wmm_param_len + 2;
+			memcpy(bss->wmm_ie, elems->wmm_param - 2,
+			       elems->wmm_param_len + 2);
+			bss->wmm_ie_len = elems->wmm_param_len + 2;
 		} else
 			bss->wmm_ie_len = 0;
-	} else if (elems.wmm_info &&
-		    (!bss->wmm_ie || bss->wmm_ie_len != elems.wmm_info_len ||
-		     memcmp(bss->wmm_ie, elems.wmm_info, elems.wmm_info_len))) {
+	} else if (elems->wmm_info &&
+		    (!bss->wmm_ie || bss->wmm_ie_len != elems->wmm_info_len ||
+		     memcmp(bss->wmm_ie, elems->wmm_info,
+						elems->wmm_info_len))) {
 		 /* As for certain AP's Fifth bit is not set in WMM IE in
 		  * beacon frames.So while parsing the beacon frame the
 		  * wmm_info structure is used instead of wmm_param.
@@ -2884,14 +2814,14 @@ static void ieee80211_rx_bss_info(struct net_device *dev,
 		  * n-band association.
 		  */
 		kfree(bss->wmm_ie);
-		bss->wmm_ie = kmalloc(elems.wmm_info_len + 2, GFP_ATOMIC);
+		bss->wmm_ie = kmalloc(elems->wmm_info_len + 2, GFP_ATOMIC);
 		if (bss->wmm_ie) {
-			memcpy(bss->wmm_ie, elems.wmm_info - 2,
-			       elems.wmm_info_len + 2);
-			bss->wmm_ie_len = elems.wmm_info_len + 2;
+			memcpy(bss->wmm_ie, elems->wmm_info - 2,
+			       elems->wmm_info_len + 2);
+			bss->wmm_ie_len = elems->wmm_info_len + 2;
 		} else
 			bss->wmm_ie_len = 0;
-	} else if (!elems.wmm_param && !elems.wmm_info && bss->wmm_ie) {
+	} else if (!elems->wmm_param && !elems->wmm_info && bss->wmm_ie) {
 		kfree(bss->wmm_ie);
 		bss->wmm_ie = NULL;
 		bss->wmm_ie_len = 0;
@@ -2902,8 +2832,9 @@ static void ieee80211_rx_bss_info(struct net_device *dev,
 	    !local->sta_sw_scanning && !local->sta_hw_scanning &&
 	    bss->capability & WLAN_CAPABILITY_IBSS &&
 	    bss->freq == local->oper_channel->center_freq &&
-	    elems.ssid_len == sdata->u.sta.ssid_len &&
-	    memcmp(elems.ssid, sdata->u.sta.ssid, sdata->u.sta.ssid_len) == 0) {
+	    elems->ssid_len == sdata->u.sta.ssid_len &&
+	    memcmp(elems->ssid, sdata->u.sta.ssid,
+				sdata->u.sta.ssid_len) == 0) {
 		if (rx_status->flag & RX_FLAG_TSFT) {
 			/* in order for correct IBSS merging we need mactime
 			 *
@@ -2941,11 +2872,10 @@ static void ieee80211_rx_bss_info(struct net_device *dev,
 #endif /* CONFIG_MAC80211_IBSS_DEBUG */
 		if (beacon_timestamp > rx_timestamp) {
 #ifndef CONFIG_MAC80211_IBSS_DEBUG
-			if (net_ratelimit())
+			printk(KERN_DEBUG "%s: beacon TSF higher than "
+			       "local TSF - IBSS merge with BSSID %s\n",
+			       dev->name, print_mac(mac, mgmt->bssid));
 #endif
-				printk(KERN_DEBUG "%s: beacon TSF higher than "
-				       "local TSF - IBSS merge with BSSID %s\n",
-				       dev->name, print_mac(mac, mgmt->bssid));
 			ieee80211_sta_join_ibss(dev, &sdata->u.sta, bss);
 			ieee80211_ibss_add_sta(dev, NULL,
 					       mgmt->bssid, mgmt->sa,
@@ -2962,7 +2892,17 @@ static void ieee80211_rx_mgmt_probe_resp(struct net_device *dev,
 					 size_t len,
 					 struct ieee80211_rx_status *rx_status)
 {
-	ieee80211_rx_bss_info(dev, mgmt, len, rx_status, 0);
+	size_t baselen;
+	struct ieee802_11_elems elems;
+
+	baselen = (u8 *) mgmt->u.probe_resp.variable - (u8 *) mgmt;
+	if (baselen > len)
+		return;
+
+	ieee802_11_parse_elems(mgmt->u.probe_resp.variable, len - baselen,
+				&elems);
+
+	ieee80211_rx_bss_info(dev, mgmt, len, rx_status, &elems, 0);
 }
 
 
@@ -2979,7 +2919,14 @@ static void ieee80211_rx_mgmt_beacon(struct net_device *dev,
 	struct ieee80211_conf *conf = &local->hw.conf;
 	u32 changed = 0;
 
-	ieee80211_rx_bss_info(dev, mgmt, len, rx_status, 1);
+	/* Process beacon from the current BSS */
+	baselen = (u8 *) mgmt->u.beacon.variable - (u8 *) mgmt;
+	if (baselen > len)
+		return;
+
+	ieee802_11_parse_elems(mgmt->u.beacon.variable, len - baselen, &elems);
+
+	ieee80211_rx_bss_info(dev, mgmt, len, rx_status, &elems, 1);
 
 	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 	if (sdata->vif.type != IEEE80211_IF_TYPE_STA)
@@ -2990,13 +2937,6 @@ static void ieee80211_rx_mgmt_beacon(struct net_device *dev,
 	    memcmp(ifsta->bssid, mgmt->bssid, ETH_ALEN) != 0)
 		return;
 
-	/* Process beacon from the current BSS */
-	baselen = (u8 *) mgmt->u.beacon.variable - (u8 *) mgmt;
-	if (baselen > len)
-		return;
-
-	ieee802_11_parse_elems(mgmt->u.beacon.variable, len - baselen, &elems);
-
 	ieee80211_sta_wmm_params(dev, ifsta, elems.wmm_param,
 				 elems.wmm_param_len);
 
@@ -3075,11 +3015,11 @@ static void ieee80211_rx_mgmt_probe_req(struct net_device *dev,
 	pos = mgmt->u.probe_req.variable;
 	if (pos[0] != WLAN_EID_SSID ||
 	    pos + 2 + pos[1] > end) {
-		if (net_ratelimit()) {
-			printk(KERN_DEBUG "%s: Invalid SSID IE in ProbeReq "
-			       "from %s\n",
-			       dev->name, print_mac(mac, mgmt->sa));
-		}
+#ifdef CONFIG_MAC80211_IBSS_DEBUG
+		printk(KERN_DEBUG "%s: Invalid SSID IE in ProbeReq "
+		       "from %s\n",
+		       dev->name, print_mac(mac, mgmt->sa));
+#endif
 		return;
 	}
 	if (pos[1] != 0 &&
@@ -3148,11 +3088,6 @@ static void ieee80211_rx_mgmt_action(struct net_device *dev,
 				break;
 			ieee80211_sta_process_delba(dev, mgmt, len);
 			break;
-		default:
-			if (net_ratelimit())
-			   printk(KERN_DEBUG "%s: Rx unknown A-MPDU action\n",
-					dev->name);
-			break;
 		}
 		break;
 	case PLINK_CATEGORY:
@@ -3163,11 +3098,6 @@ static void ieee80211_rx_mgmt_action(struct net_device *dev,
 		if (ieee80211_vif_is_mesh(&sdata->vif))
 			mesh_rx_path_sel_frame(dev, mgmt, len);
 		break;
-	default:
-		if (net_ratelimit())
-			printk(KERN_DEBUG "%s: Rx unknown action frame - "
-			"category=%d\n", dev->name, mgmt->u.action.category);
-		break;
 	}
 }
 
@@ -3203,11 +3133,6 @@ void ieee80211_sta_rx_mgmt(struct net_device *dev, struct sk_buff *skb,
 		skb_queue_tail(&ifsta->skb_queue, skb);
 		queue_work(local->hw.workqueue, &ifsta->work);
 		return;
-	default:
-		printk(KERN_DEBUG "%s: received unknown management frame - "
-		       "stype=%d\n", dev->name,
-		       (fc & IEEE80211_FCTL_STYPE) >> 4);
-		break;
 	}
 
  fail:
@@ -3336,8 +3261,10 @@ static void ieee80211_sta_expire(struct net_device *dev, unsigned long exp_time)
 	spin_lock_irqsave(&local->sta_lock, flags);
 	list_for_each_entry_safe(sta, tmp, &local->sta_list, list)
 		if (time_after(jiffies, sta->last_rx + exp_time)) {
+#ifdef CONFIG_MAC80211_IBSS_DEBUG
 			printk(KERN_DEBUG "%s: expiring inactive STA %s\n",
 			       dev->name, print_mac(mac, sta->addr));
+#endif
 			__sta_info_unlink(&sta);
 			if (sta)
 				list_add(&sta->list, &tmp_list);
@@ -3420,13 +3347,10 @@ void ieee80211_sta_work(struct work_struct *work)
 	if (local->sta_sw_scanning || local->sta_hw_scanning)
 		return;
 
-	if (sdata->vif.type != IEEE80211_IF_TYPE_STA &&
-	    sdata->vif.type != IEEE80211_IF_TYPE_IBSS &&
-	    sdata->vif.type != IEEE80211_IF_TYPE_MESH_POINT) {
-		printk(KERN_DEBUG "%s: ieee80211_sta_work: non-STA interface "
-		       "(type=%d)\n", dev->name, sdata->vif.type);
+	if (WARN_ON(sdata->vif.type != IEEE80211_IF_TYPE_STA &&
+		    sdata->vif.type != IEEE80211_IF_TYPE_IBSS &&
+		    sdata->vif.type != IEEE80211_IF_TYPE_MESH_POINT))
 		return;
-	}
 	ifsta = &sdata->u.sta;
 
 	while ((skb = skb_dequeue(&ifsta->skb_queue)))
@@ -3480,8 +3404,7 @@ void ieee80211_sta_work(struct work_struct *work)
 		break;
 #endif
 	default:
-		printk(KERN_DEBUG "ieee80211_sta_work: Unknown state %d\n",
-		       ifsta->state);
+		WARN_ON(1);
 		break;
 	}
 
@@ -3516,8 +3439,6 @@ static void ieee80211_sta_reset_auth(struct net_device *dev,
 		ifsta->auth_alg = WLAN_AUTH_LEAP;
 	else
 		ifsta->auth_alg = WLAN_AUTH_OPEN;
-	printk(KERN_DEBUG "%s: Initial auth_alg=%d\n", dev->name,
-	       ifsta->auth_alg);
 	ifsta->auth_transaction = -1;
 	ifsta->flags &= ~IEEE80211_STA_ASSOCIATED;
 	ifsta->auth_tries = ifsta->assoc_tries = 0;
@@ -4316,6 +4237,13 @@ ieee80211_sta_scan_result(struct net_device *dev,
 			current_ev = iwe_stream_add_point(info, current_ev,
 							  end_buf,
 							  &iwe, buf);
+			memset(&iwe, 0, sizeof(iwe));
+			iwe.cmd = IWEVCUSTOM;
+			sprintf(buf, " Last beacon: %dms ago",
+				jiffies_to_msecs(jiffies - bss->last_update));
+			iwe.u.data.length = strlen(buf);
+			current_ev = iwe_stream_add_point(info, current_ev,
+							  end_buf, &iwe, buf);
 			kfree(buf);
 		}
 	}
@@ -4436,8 +4364,10 @@ struct sta_info *ieee80211_ibss_add_sta(struct net_device *dev,
 	if (!ieee80211_bssid_match(bssid, sdata->u.sta.bssid))
 		return NULL;
 
+#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
 	printk(KERN_DEBUG "%s: Adding new IBSS station %s (dev=%s)\n",
 	       wiphy_name(local->hw.wiphy), print_mac(mac, addr), dev->name);
+#endif
 
 	sta = sta_info_alloc(sdata, addr, GFP_ATOMIC);
 	if (!sta)
@@ -4464,7 +4394,7 @@ int ieee80211_sta_deauthenticate(struct net_device *dev, u16 reason)
 	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 	struct ieee80211_if_sta *ifsta = &sdata->u.sta;
 
-	printk(KERN_DEBUG "%s: deauthenticate(reason=%d)\n",
+	printk(KERN_DEBUG "%s: deauthenticating by local choice (reason=%d)\n",
 	       dev->name, reason);
 
 	if (sdata->vif.type != IEEE80211_IF_TYPE_STA &&
@@ -4482,7 +4412,7 @@ int ieee80211_sta_disassociate(struct net_device *dev, u16 reason)
 	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 	struct ieee80211_if_sta *ifsta = &sdata->u.sta;
 
-	printk(KERN_DEBUG "%s: disassociate(reason=%d)\n",
+	printk(KERN_DEBUG "%s: disassociating by local choice (reason=%d)\n",
 	       dev->name, reason);
 
 	if (sdata->vif.type != IEEE80211_IF_TYPE_STA)

net/mac80211/rate.h

@@ -162,9 +162,7 @@ void rate_control_deinitialize(struct ieee80211_local *local);
 
 
 /* Rate control algorithms */
-#if defined(RC80211_PID_COMPILE) || \
-	(defined(CONFIG_MAC80211_RC_PID) && \
-	 !defined(CONFIG_MAC80211_RC_PID_MODULE))
+#ifdef CONFIG_MAC80211_RC_PID
 extern int rc80211_pid_init(void);
 extern void rc80211_pid_exit(void);
 #else

net/mac80211/rc80211_pid_algo.c

@@ -540,11 +540,6 @@ static struct rate_control_ops mac80211_rcpid = {
 #endif
 };
 
-MODULE_DESCRIPTION("PID controller based rate control algorithm");
-MODULE_AUTHOR("Stefano Brivio");
-MODULE_AUTHOR("Mattias Nissler");
-MODULE_LICENSE("GPL");
-
 int __init rc80211_pid_init(void)
 {
 	return ieee80211_rate_control_register(&mac80211_rcpid);
@@ -554,8 +549,3 @@ void rc80211_pid_exit(void)
 {
 	ieee80211_rate_control_unregister(&mac80211_rcpid);
 }
-
-#ifdef CONFIG_MAC80211_RC_PID_MODULE
-module_init(rc80211_pid_init);
-module_exit(rc80211_pid_exit);
-#endif

net/mac80211/rx.c

@@ -386,7 +386,7 @@ static void ieee80211_verify_ip_alignment(struct ieee80211_rx_data *rx)
 
 /* rx handlers */
 
-static ieee80211_rx_result
+static ieee80211_rx_result debug_noinline
 ieee80211_rx_h_passive_scan(struct ieee80211_rx_data *rx)
 {
 	struct ieee80211_local *local = rx->local;
@@ -463,7 +463,7 @@ ieee80211_rx_mesh_check(struct ieee80211_rx_data *rx)
 }
 
 
-static ieee80211_rx_result
+static ieee80211_rx_result debug_noinline
 ieee80211_rx_h_check(struct ieee80211_rx_data *rx)
 {
 	struct ieee80211_hdr *hdr;
@@ -522,7 +522,7 @@ ieee80211_rx_h_check(struct ieee80211_rx_data *rx)
 }
 
 
-static ieee80211_rx_result
+static ieee80211_rx_result debug_noinline
 ieee80211_rx_h_decrypt(struct ieee80211_rx_data *rx)
 {
 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) rx->skb->data;
@@ -613,11 +613,6 @@ ieee80211_rx_h_decrypt(struct ieee80211_rx_data *rx)
 		rx->key->tx_rx_count++;
 		/* TODO: add threshold stuff again */
 	} else {
-#ifdef CONFIG_MAC80211_DEBUG
-		if (net_ratelimit())
-			printk(KERN_DEBUG "%s: RX protected frame,"
-			       " but have no key\n", rx->dev->name);
-#endif /* CONFIG_MAC80211_DEBUG */
 		return RX_DROP_MONITOR;
 	}
 
@@ -710,7 +705,7 @@ static int ap_sta_ps_end(struct net_device *dev, struct sta_info *sta)
 	return sent;
 }
 
-static ieee80211_rx_result
+static ieee80211_rx_result debug_noinline
 ieee80211_rx_h_sta_process(struct ieee80211_rx_data *rx)
 {
 	struct sta_info *sta = rx->sta;
@@ -789,7 +784,7 @@ ieee80211_reassemble_add(struct ieee80211_sub_if_data *sdata,
 		sdata->fragment_next = 0;
 
 	if (!skb_queue_empty(&entry->skb_list)) {
-#ifdef CONFIG_MAC80211_DEBUG
+#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
 		struct ieee80211_hdr *hdr =
 			(struct ieee80211_hdr *) entry->skb_list.next->data;
 		DECLARE_MAC_BUF(mac);
@@ -801,7 +796,7 @@ ieee80211_reassemble_add(struct ieee80211_sub_if_data *sdata,
 		       jiffies - entry->first_frag_time, entry->seq,
 		       entry->last_frag, print_mac(mac, hdr->addr1),
 		       print_mac(mac2, hdr->addr2));
-#endif /* CONFIG_MAC80211_DEBUG */
+#endif
 		__skb_queue_purge(&entry->skb_list);
 	}
 
@@ -858,7 +853,7 @@ ieee80211_reassemble_find(struct ieee80211_sub_if_data *sdata,
 	return NULL;
 }
 
-static ieee80211_rx_result
+static ieee80211_rx_result debug_noinline
 ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
 {
 	struct ieee80211_hdr *hdr;
@@ -922,18 +917,8 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
 				break;
 		}
 		rpn = rx->key->u.ccmp.rx_pn[rx->queue];
-		if (memcmp(pn, rpn, CCMP_PN_LEN) != 0) {
-			if (net_ratelimit())
-				printk(KERN_DEBUG "%s: defrag: CCMP PN not "
-				       "sequential A2=%s"
-				       " PN=%02x%02x%02x%02x%02x%02x "
-				       "(expected %02x%02x%02x%02x%02x%02x)\n",
-				       rx->dev->name, print_mac(mac, hdr->addr2),
-				       rpn[0], rpn[1], rpn[2], rpn[3], rpn[4],
-				       rpn[5], pn[0], pn[1], pn[2], pn[3],
-				       pn[4], pn[5]);
+		if (memcmp(pn, rpn, CCMP_PN_LEN))
 			return RX_DROP_UNUSABLE;
-		}
 		memcpy(entry->last_pn, pn, CCMP_PN_LEN);
 	}
 
@@ -974,7 +959,7 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
 	return RX_CONTINUE;
 }
 
-static ieee80211_rx_result
+static ieee80211_rx_result debug_noinline
 ieee80211_rx_h_ps_poll(struct ieee80211_rx_data *rx)
 {
 	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(rx->dev);
@@ -1037,7 +1022,7 @@ ieee80211_rx_h_ps_poll(struct ieee80211_rx_data *rx)
 		 *	  have nothing buffered for it?
 		 */
 		printk(KERN_DEBUG "%s: STA %s sent PS Poll even "
-		       "though there is no buffered frames for it\n",
+		       "though there are no buffered frames for it\n",
 		       rx->dev->name, print_mac(mac, rx->sta->addr));
 #endif /* CONFIG_MAC80211_VERBOSE_PS_DEBUG */
 	}
@@ -1049,7 +1034,7 @@ ieee80211_rx_h_ps_poll(struct ieee80211_rx_data *rx)
 	return RX_QUEUED;
 }
 
-static ieee80211_rx_result
+static ieee80211_rx_result debug_noinline
 ieee80211_rx_h_remove_qos_control(struct ieee80211_rx_data *rx)
 {
 	u16 fc = rx->fc;
@@ -1073,14 +1058,8 @@ static int
 ieee80211_802_1x_port_control(struct ieee80211_rx_data *rx)
 {
 	if (unlikely(!rx->sta ||
-	    !test_sta_flags(rx->sta, WLAN_STA_AUTHORIZED))) {
-#ifdef CONFIG_MAC80211_DEBUG
-		if (net_ratelimit())
-			printk(KERN_DEBUG "%s: dropped frame "
-			       "(unauthorized port)\n", rx->dev->name);
-#endif /* CONFIG_MAC80211_DEBUG */
+	    !test_sta_flags(rx->sta, WLAN_STA_AUTHORIZED)))
 		return -EACCES;
-	}
 
 	return 0;
 }
@@ -1160,16 +1139,8 @@ ieee80211_data_to_8023(struct ieee80211_rx_data *rx)
 		memcpy(src, hdr->addr2, ETH_ALEN);
 
 		if (unlikely(sdata->vif.type != IEEE80211_IF_TYPE_AP &&
-			     sdata->vif.type != IEEE80211_IF_TYPE_VLAN)) {
-			if (net_ratelimit())
-				printk(KERN_DEBUG "%s: dropped ToDS frame "
-				       "(BSSID=%s SA=%s DA=%s)\n",
-				       dev->name,
-				       print_mac(mac, hdr->addr1),
-				       print_mac(mac2, hdr->addr2),
-				       print_mac(mac3, hdr->addr3));
+			     sdata->vif.type != IEEE80211_IF_TYPE_VLAN))
 			return -1;
-		}
 		break;
 	case (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS):
 		/* RA TA DA SA */
@@ -1177,17 +1148,8 @@ ieee80211_data_to_8023(struct ieee80211_rx_data *rx)
 		memcpy(src, hdr->addr4, ETH_ALEN);
 
 		 if (unlikely(sdata->vif.type != IEEE80211_IF_TYPE_WDS &&
-			     sdata->vif.type != IEEE80211_IF_TYPE_MESH_POINT)) {
-			 if (net_ratelimit())
-				 printk(KERN_DEBUG "%s: dropped FromDS&ToDS "
-				       "frame (RA=%s TA=%s DA=%s SA=%s)\n",
-				       rx->dev->name,
-				       print_mac(mac, hdr->addr1),
-				       print_mac(mac2, hdr->addr2),
-				       print_mac(mac3, hdr->addr3),
-				       print_mac(mac4, hdr->addr4));
+			     sdata->vif.type != IEEE80211_IF_TYPE_MESH_POINT))
 			return -1;
-		}
 		break;
 	case IEEE80211_FCTL_FROMDS:
 		/* DA BSSID SA */
@@ -1204,27 +1166,13 @@ ieee80211_data_to_8023(struct ieee80211_rx_data *rx)
 		memcpy(dst, hdr->addr1, ETH_ALEN);
 		memcpy(src, hdr->addr2, ETH_ALEN);
 
-		if (sdata->vif.type != IEEE80211_IF_TYPE_IBSS) {
-			if (net_ratelimit()) {
-				printk(KERN_DEBUG "%s: dropped IBSS frame "
-				       "(DA=%s SA=%s BSSID=%s)\n",
-				       dev->name,
-				       print_mac(mac, hdr->addr1),
-				       print_mac(mac2, hdr->addr2),
-				       print_mac(mac3, hdr->addr3));
-			}
+		if (sdata->vif.type != IEEE80211_IF_TYPE_IBSS)
 			return -1;
-		}
 		break;
 	}
 
-	if (unlikely(skb->len - hdrlen < 8)) {
-		if (net_ratelimit()) {
-			printk(KERN_DEBUG "%s: RX too short data frame "
-			       "payload\n", dev->name);
-		}
+	if (unlikely(skb->len - hdrlen < 8))
 		return -1;
-	}
 
 	payload = skb->data + hdrlen;
 	ethertype = (payload[6] << 8) | payload[7];
@@ -1367,7 +1315,7 @@ ieee80211_deliver_skb(struct ieee80211_rx_data *rx)
 	}
 }
 
-static ieee80211_rx_result
+static ieee80211_rx_result debug_noinline
 ieee80211_rx_h_amsdu(struct ieee80211_rx_data *rx)
 {
 	struct net_device *dev = rx->dev;
@@ -1416,10 +1364,8 @@ ieee80211_rx_h_amsdu(struct ieee80211_rx_data *rx)
 
 		padding = ((4 - subframe_len) & 0x3);
 		/* the last MSDU has no padding */
-		if (subframe_len > remaining) {
-			printk(KERN_DEBUG "%s: wrong buffer size\n", dev->name);
+		if (subframe_len > remaining)
 			return RX_DROP_UNUSABLE;
-		}
 
 		skb_pull(skb, sizeof(struct ethhdr));
 		/* if last subframe reuse skb */
@@ -1440,8 +1386,6 @@ ieee80211_rx_h_amsdu(struct ieee80211_rx_data *rx)
 			eth = (struct ethhdr *) skb_pull(skb, ntohs(len) +
 							padding);
 			if (!eth) {
-				printk(KERN_DEBUG "%s: wrong buffer size\n",
-				       dev->name);
 				dev_kfree_skb(frame);
 				return RX_DROP_UNUSABLE;
 			}
@@ -1484,7 +1428,7 @@ ieee80211_rx_h_amsdu(struct ieee80211_rx_data *rx)
 	return RX_QUEUED;
 }
 
-static ieee80211_rx_result
+static ieee80211_rx_result debug_noinline
 ieee80211_rx_h_data(struct ieee80211_rx_data *rx)
 {
 	struct net_device *dev = rx->dev;
@@ -1515,7 +1459,7 @@ ieee80211_rx_h_data(struct ieee80211_rx_data *rx)
 	return RX_QUEUED;
 }
 
-static ieee80211_rx_result
+static ieee80211_rx_result debug_noinline
 ieee80211_rx_h_ctrl(struct ieee80211_rx_data *rx)
 {
 	struct ieee80211_local *local = rx->local;
@@ -1559,7 +1503,7 @@ ieee80211_rx_h_ctrl(struct ieee80211_rx_data *rx)
 	return RX_CONTINUE;
 }
 
-static ieee80211_rx_result
+static ieee80211_rx_result debug_noinline
 ieee80211_rx_h_mgmt(struct ieee80211_rx_data *rx)
 {
 	struct ieee80211_sub_if_data *sdata;
@@ -1593,31 +1537,16 @@ static void ieee80211_rx_michael_mic_report(struct net_device *dev,
 	else
 		keyidx = -1;
 
-	if (net_ratelimit())
-		printk(KERN_DEBUG "%s: TKIP hwaccel reported Michael MIC "
-		       "failure from %s to %s keyidx=%d\n",
-		       dev->name, print_mac(mac, hdr->addr2),
-		       print_mac(mac2, hdr->addr1), keyidx);
-
 	if (!rx->sta) {
 		/*
 		 * Some hardware seem to generate incorrect Michael MIC
 		 * reports; ignore them to avoid triggering countermeasures.
 		 */
-		if (net_ratelimit())
-			printk(KERN_DEBUG "%s: ignored spurious Michael MIC "
-			       "error for unknown address %s\n",
-			       dev->name, print_mac(mac, hdr->addr2));
 		goto ignore;
 	}
 
-	if (!(rx->fc & IEEE80211_FCTL_PROTECTED)) {
-		if (net_ratelimit())
-			printk(KERN_DEBUG "%s: ignored spurious Michael MIC "
-			       "error for a frame with no PROTECTED flag (src "
-			       "%s)\n", dev->name, print_mac(mac, hdr->addr2));
+	if (!(rx->fc & IEEE80211_FCTL_PROTECTED))
 		goto ignore;
-	}
 
 	if (rx->sdata->vif.type == IEEE80211_IF_TYPE_AP && keyidx) {
 		/*
@@ -1626,24 +1555,13 @@ static void ieee80211_rx_michael_mic_report(struct net_device *dev,
 		 * group keys and only the AP is sending real multicast
 		 * frames in the BSS.
 		 */
-		if (net_ratelimit())
-			printk(KERN_DEBUG "%s: ignored Michael MIC error for "
-			       "a frame with non-zero keyidx (%d)"
-			       " (src %s)\n", dev->name, keyidx,
-			       print_mac(mac, hdr->addr2));
 		goto ignore;
 	}
 
 	if ((rx->fc & IEEE80211_FCTL_FTYPE) != IEEE80211_FTYPE_DATA &&
 	    ((rx->fc & IEEE80211_FCTL_FTYPE) != IEEE80211_FTYPE_MGMT ||
-	     (rx->fc & IEEE80211_FCTL_STYPE) != IEEE80211_STYPE_AUTH)) {
-		if (net_ratelimit())
-			printk(KERN_DEBUG "%s: ignored spurious Michael MIC "
-			       "error for a frame that cannot be encrypted "
-			       "(fc=0x%04x) (src %s)\n",
-			       dev->name, rx->fc, print_mac(mac, hdr->addr2));
+	     (rx->fc & IEEE80211_FCTL_STYPE) != IEEE80211_STYPE_AUTH))
 		goto ignore;
-	}
 
 	mac80211_ev_michael_mic_failure(rx->dev, keyidx, hdr);
  ignore:
@@ -1732,66 +1650,57 @@ static void ieee80211_rx_cooked_monitor(struct ieee80211_rx_data *rx)
 	dev_kfree_skb(skb);
 }
 
-typedef ieee80211_rx_result (*ieee80211_rx_handler)(struct ieee80211_rx_data *);
-static ieee80211_rx_handler ieee80211_rx_handlers[] =
-{
-	ieee80211_rx_h_passive_scan,
-	ieee80211_rx_h_check,
-	ieee80211_rx_h_decrypt,
-	ieee80211_rx_h_sta_process,
-	ieee80211_rx_h_defragment,
-	ieee80211_rx_h_ps_poll,
-	ieee80211_rx_h_michael_mic_verify,
-	/* this must be after decryption - so header is counted in MPDU mic
-	 * must be before pae and data, so QOS_DATA format frames
-	 * are not passed to user space by these functions
-	 */
-	ieee80211_rx_h_remove_qos_control,
-	ieee80211_rx_h_amsdu,
-	ieee80211_rx_h_data,
-	ieee80211_rx_h_ctrl,
-	ieee80211_rx_h_mgmt,
-	NULL
-};
 
 static void ieee80211_invoke_rx_handlers(struct ieee80211_sub_if_data *sdata,
 					 struct ieee80211_rx_data *rx,
 					 struct sk_buff *skb)
 {
-	ieee80211_rx_handler *handler;
 	ieee80211_rx_result res = RX_DROP_MONITOR;
 
 	rx->skb = skb;
 	rx->sdata = sdata;
 	rx->dev = sdata->dev;
 
-	for (handler = ieee80211_rx_handlers; *handler != NULL; handler++) {
-		res = (*handler)(rx);
-
-		switch (res) {
-		case RX_CONTINUE:
-			continue;
-		case RX_DROP_UNUSABLE:
-		case RX_DROP_MONITOR:
-			I802_DEBUG_INC(sdata->local->rx_handlers_drop);
-			if (rx->sta)
-				rx->sta->rx_dropped++;
-			break;
-		case RX_QUEUED:
-			I802_DEBUG_INC(sdata->local->rx_handlers_queued);
-			break;
-		}
-		break;
-	}
-
+#define CALL_RXH(rxh)		\
+	res = rxh(rx);		\
+	if (res != RX_CONTINUE)	\
+		goto rxh_done;
+
+	CALL_RXH(ieee80211_rx_h_passive_scan)
+	CALL_RXH(ieee80211_rx_h_check)
+	CALL_RXH(ieee80211_rx_h_decrypt)
+	CALL_RXH(ieee80211_rx_h_sta_process)
+	CALL_RXH(ieee80211_rx_h_defragment)
+	CALL_RXH(ieee80211_rx_h_ps_poll)
+	CALL_RXH(ieee80211_rx_h_michael_mic_verify)
+	/* must be after MMIC verify so header is counted in MPDU mic */
+	CALL_RXH(ieee80211_rx_h_remove_qos_control)
+	CALL_RXH(ieee80211_rx_h_amsdu)
+	CALL_RXH(ieee80211_rx_h_data)
+	CALL_RXH(ieee80211_rx_h_ctrl)
+	CALL_RXH(ieee80211_rx_h_mgmt)
+
+#undef CALL_RXH
+
+ rxh_done:
 	switch (res) {
-	case RX_CONTINUE:
 	case RX_DROP_MONITOR:
+		I802_DEBUG_INC(sdata->local->rx_handlers_drop);
+		if (rx->sta)
+			rx->sta->rx_dropped++;
+		/* fall through */
+	case RX_CONTINUE:
 		ieee80211_rx_cooked_monitor(rx);
 		break;
 	case RX_DROP_UNUSABLE:
+		I802_DEBUG_INC(sdata->local->rx_handlers_drop);
+		if (rx->sta)
+			rx->sta->rx_dropped++;
 		dev_kfree_skb(rx->skb);
 		break;
+	case RX_QUEUED:
+		I802_DEBUG_INC(sdata->local->rx_handlers_queued);
+		break;
 	}
 }
 

net/mac80211/sta_info.c

@@ -554,8 +554,10 @@ static void sta_info_cleanup_expire_buffered(struct ieee80211_local *local,
 
 		sdata = sta->sdata;
 		local->total_ps_buffered--;
+#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
 		printk(KERN_DEBUG "Buffered frame expired (STA "
 		       "%s)\n", print_mac(mac, sta->addr));
+#endif
 		dev_kfree_skb(skb);
 
 		if (skb_queue_empty(&sta->ps_tx_buf))

net/mac80211/tx.c

@@ -220,7 +220,7 @@ static int inline is_ieee80211_device(struct net_device *dev,
 
 /* tx handlers */
 
-static ieee80211_tx_result
+static ieee80211_tx_result debug_noinline
 ieee80211_tx_h_check_assoc(struct ieee80211_tx_data *tx)
 {
 #ifdef CONFIG_MAC80211_VERBOSE_DEBUG
@@ -274,7 +274,7 @@ ieee80211_tx_h_check_assoc(struct ieee80211_tx_data *tx)
 	return TX_CONTINUE;
 }
 
-static ieee80211_tx_result
+static ieee80211_tx_result debug_noinline
 ieee80211_tx_h_sequence(struct ieee80211_tx_data *tx)
 {
 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx->skb->data;
@@ -327,8 +327,10 @@ static void purge_old_ps_buffers(struct ieee80211_local *local)
 	rcu_read_unlock();
 
 	local->total_ps_buffered = total;
+#ifdef MAC80211_VERBOSE_PS_DEBUG
 	printk(KERN_DEBUG "%s: PS buffers full - purged %d frames\n",
 	       wiphy_name(local->hw.wiphy), purged);
+#endif
 }
 
 static ieee80211_tx_result
@@ -358,11 +360,13 @@ ieee80211_tx_h_multicast_ps_buf(struct ieee80211_tx_data *tx)
 			purge_old_ps_buffers(tx->local);
 		if (skb_queue_len(&tx->sdata->bss->ps_bc_buf) >=
 		    AP_MAX_BC_BUFFER) {
+#ifdef MAC80211_VERBOSE_PS_DEBUG
 			if (net_ratelimit()) {
 				printk(KERN_DEBUG "%s: BC TX buffer full - "
 				       "dropping the oldest frame\n",
 				       tx->dev->name);
 			}
+#endif
 			dev_kfree_skb(skb_dequeue(&tx->sdata->bss->ps_bc_buf));
 		} else
 			tx->local->total_ps_buffered++;
@@ -403,11 +407,13 @@ ieee80211_tx_h_unicast_ps_buf(struct ieee80211_tx_data *tx)
 			purge_old_ps_buffers(tx->local);
 		if (skb_queue_len(&sta->ps_tx_buf) >= STA_MAX_TX_BUFFER) {
 			struct sk_buff *old = skb_dequeue(&sta->ps_tx_buf);
+#ifdef MAC80211_VERBOSE_PS_DEBUG
 			if (net_ratelimit()) {
 				printk(KERN_DEBUG "%s: STA %s TX "
 				       "buffer full - dropping oldest frame\n",
 				       tx->dev->name, print_mac(mac, sta->addr));
 			}
+#endif
 			dev_kfree_skb(old);
 		} else
 			tx->local->total_ps_buffered++;
@@ -432,7 +438,7 @@ ieee80211_tx_h_unicast_ps_buf(struct ieee80211_tx_data *tx)
 	return TX_CONTINUE;
 }
 
-static ieee80211_tx_result
+static ieee80211_tx_result debug_noinline
 ieee80211_tx_h_ps_buf(struct ieee80211_tx_data *tx)
 {
 	if (unlikely(tx->flags & IEEE80211_TX_PS_BUFFERED))
@@ -444,7 +450,7 @@ ieee80211_tx_h_ps_buf(struct ieee80211_tx_data *tx)
 		return ieee80211_tx_h_multicast_ps_buf(tx);
 }
 
-static ieee80211_tx_result
+static ieee80211_tx_result debug_noinline
 ieee80211_tx_h_select_key(struct ieee80211_tx_data *tx)
 {
 	struct ieee80211_key *key;
@@ -493,7 +499,7 @@ ieee80211_tx_h_select_key(struct ieee80211_tx_data *tx)
 	return TX_CONTINUE;
 }
 
-static ieee80211_tx_result
+static ieee80211_tx_result debug_noinline
 ieee80211_tx_h_rate_ctrl(struct ieee80211_tx_data *tx)
 {
 	struct rate_selection rsel;
@@ -537,7 +543,7 @@ ieee80211_tx_h_rate_ctrl(struct ieee80211_tx_data *tx)
 	return TX_CONTINUE;
 }
 
-static ieee80211_tx_result
+static ieee80211_tx_result debug_noinline
 ieee80211_tx_h_misc(struct ieee80211_tx_data *tx)
 {
 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx->skb->data;
@@ -632,7 +638,7 @@ ieee80211_tx_h_misc(struct ieee80211_tx_data *tx)
 	return TX_CONTINUE;
 }
 
-static ieee80211_tx_result
+static ieee80211_tx_result debug_noinline
 ieee80211_tx_h_fragment(struct ieee80211_tx_data *tx)
 {
 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx->skb->data;
@@ -713,7 +719,6 @@ ieee80211_tx_h_fragment(struct ieee80211_tx_data *tx)
 	return TX_CONTINUE;
 
  fail:
-	printk(KERN_DEBUG "%s: failed to fragment frame\n", tx->dev->name);
 	if (frags) {
 		for (i = 0; i < num_fragm - 1; i++)
 			if (frags[i])
@@ -724,7 +729,7 @@ ieee80211_tx_h_fragment(struct ieee80211_tx_data *tx)
 	return TX_DROP;
 }
 
-static ieee80211_tx_result
+static ieee80211_tx_result debug_noinline
 ieee80211_tx_h_encrypt(struct ieee80211_tx_data *tx)
 {
 	if (!tx->key)
@@ -744,7 +749,7 @@ ieee80211_tx_h_encrypt(struct ieee80211_tx_data *tx)
 	return TX_DROP;
 }
 
-static ieee80211_tx_result
+static ieee80211_tx_result debug_noinline
 ieee80211_tx_h_calculate_duration(struct ieee80211_tx_data *tx)
 {
 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx->skb->data;
@@ -774,7 +779,7 @@ ieee80211_tx_h_calculate_duration(struct ieee80211_tx_data *tx)
 	return TX_CONTINUE;
 }
 
-static ieee80211_tx_result
+static ieee80211_tx_result debug_noinline
 ieee80211_tx_h_stats(struct ieee80211_tx_data *tx)
 {
 	int i;
@@ -795,24 +800,6 @@ ieee80211_tx_h_stats(struct ieee80211_tx_data *tx)
 }
 
 
-typedef ieee80211_tx_result (*ieee80211_tx_handler)(struct ieee80211_tx_data *);
-static ieee80211_tx_handler ieee80211_tx_handlers[] =
-{
-	ieee80211_tx_h_check_assoc,
-	ieee80211_tx_h_sequence,
-	ieee80211_tx_h_ps_buf,
-	ieee80211_tx_h_select_key,
-	ieee80211_tx_h_michael_mic_add,
-	ieee80211_tx_h_rate_ctrl,
-	ieee80211_tx_h_misc,
-	ieee80211_tx_h_fragment,
-	/* handlers after fragment must be aware of tx info fragmentation! */
-	ieee80211_tx_h_encrypt,
-	ieee80211_tx_h_calculate_duration,
-	ieee80211_tx_h_stats,
-	NULL
-};
-
 /* actual transmit path */
 
 /*
@@ -1110,20 +1097,32 @@ static int __ieee80211_tx(struct ieee80211_local *local, struct sk_buff *skb,
  */
 static int invoke_tx_handlers(struct ieee80211_tx_data *tx)
 {
-	struct ieee80211_local *local = tx->local;
 	struct sk_buff *skb = tx->skb;
-	ieee80211_tx_handler *handler;
 	ieee80211_tx_result res = TX_DROP;
 	int i;
 
-	for (handler = ieee80211_tx_handlers; *handler != NULL; handler++) {
-		res = (*handler)(tx);
-		if (res != TX_CONTINUE)
-			break;
-	}
+#define CALL_TXH(txh)		\
+	res = txh(tx);		\
+	if (res != TX_CONTINUE)	\
+		goto txh_done;
+
+	CALL_TXH(ieee80211_tx_h_check_assoc)
+	CALL_TXH(ieee80211_tx_h_sequence)
+	CALL_TXH(ieee80211_tx_h_ps_buf)
+	CALL_TXH(ieee80211_tx_h_select_key)
+	CALL_TXH(ieee80211_tx_h_michael_mic_add)
+	CALL_TXH(ieee80211_tx_h_rate_ctrl)
+	CALL_TXH(ieee80211_tx_h_misc)
+	CALL_TXH(ieee80211_tx_h_fragment)
+	/* handlers after fragment must be aware of tx info fragmentation! */
+	CALL_TXH(ieee80211_tx_h_encrypt)
+	CALL_TXH(ieee80211_tx_h_calculate_duration)
+	CALL_TXH(ieee80211_tx_h_stats)
+#undef CALL_TXH
 
+ txh_done:
 	if (unlikely(res == TX_DROP)) {
-		I802_DEBUG_INC(local->tx_handlers_drop);
+		I802_DEBUG_INC(tx->local->tx_handlers_drop);
 		dev_kfree_skb(skb);
 		for (i = 0; i < tx->num_extra_frag; i++)
 			if (tx->extra_frag[i])
@@ -1131,7 +1130,7 @@ static int invoke_tx_handlers(struct ieee80211_tx_data *tx)
 		kfree(tx->extra_frag);
 		return -1;
 	} else if (unlikely(res == TX_QUEUED)) {
-		I802_DEBUG_INC(local->tx_handlers_queued);
+		I802_DEBUG_INC(tx->local->tx_handlers_queued);
 		return -1;
 	}
 
@@ -1410,8 +1409,6 @@ int ieee80211_subif_start_xmit(struct sk_buff *skb,
 
 	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 	if (unlikely(skb->len < ETH_HLEN)) {
-		printk(KERN_DEBUG "%s: short skb (len=%d)\n",
-		       dev->name, skb->len);
 		ret = 0;
 		goto fail;
 	}

net/mac80211/wep.c

@@ -253,11 +253,8 @@ int ieee80211_wep_decrypt(struct ieee80211_local *local, struct sk_buff *skb,
 
 	if (ieee80211_wep_decrypt_data(local->wep_rx_tfm, rc4key, klen,
 				       skb->data + hdrlen + WEP_IV_LEN,
-				       len)) {
-		if (net_ratelimit())
-			printk(KERN_DEBUG "WEP decrypt failed (ICV)\n");
+				       len))
 		ret = -1;
-	}
 
 	kfree(rc4key);
 
@@ -301,14 +298,8 @@ ieee80211_crypto_wep_decrypt(struct ieee80211_rx_data *rx)
 		return RX_CONTINUE;
 
 	if (!(rx->status->flag & RX_FLAG_DECRYPTED)) {
-		if (ieee80211_wep_decrypt(rx->local, rx->skb, rx->key)) {
-#ifdef CONFIG_MAC80211_DEBUG
-			if (net_ratelimit())
-				printk(KERN_DEBUG "%s: RX WEP frame, decrypt "
-				       "failed\n", rx->dev->name);
-#endif /* CONFIG_MAC80211_DEBUG */
+		if (ieee80211_wep_decrypt(rx->local, rx->skb, rx->key))
 			return RX_DROP_UNUSABLE;
-		}
 	} else if (!(rx->status->flag & RX_FLAG_IV_STRIPPED)) {
 		ieee80211_wep_remove_iv(rx->local, rx->skb, rx->key);
 		/* remove ICV */

net/mac80211/wme.c

@@ -680,7 +680,6 @@ void ieee80211_requeue(struct ieee80211_local *local, int queue)
 	if (!qdisc || !qdisc->dequeue)
 		return;
 
-	printk(KERN_DEBUG "requeue: qlen = %d\n", qdisc->q.qlen);
 	for (len = qdisc->q.qlen; len > 0; len--) {
 		skb = qdisc->dequeue(qdisc);
 		root_qd->q.qlen--;

net/mac80211/wpa.c

@@ -146,9 +146,6 @@ ieee80211_rx_h_michael_mic_verify(struct ieee80211_rx_data *rx)
 		if (!(rx->flags & IEEE80211_RX_RA_MATCH))
 			return RX_DROP_UNUSABLE;
 
-		printk(KERN_DEBUG "%s: invalid Michael MIC in data frame from "
-		       "%s\n", rx->dev->name, print_mac(mac, sa));
-
 		mac80211_ev_michael_mic_failure(rx->dev, rx->key->conf.keyidx,
 						(void *) skb->data);
 		return RX_DROP_UNUSABLE;
@@ -282,15 +279,8 @@ ieee80211_crypto_tkip_decrypt(struct ieee80211_rx_data *rx)
 					  hdr->addr1, hwaccel, rx->queue,
 					  &rx->tkip_iv32,
 					  &rx->tkip_iv16);
-	if (res != TKIP_DECRYPT_OK || wpa_test) {
-#ifdef CONFIG_MAC80211_DEBUG
-		if (net_ratelimit())
-			printk(KERN_DEBUG "%s: TKIP decrypt failed for RX "
-			       "frame from %s (res=%d)\n", rx->dev->name,
-			       print_mac(mac, rx->sta->addr), res);
-#endif /* CONFIG_MAC80211_DEBUG */
+	if (res != TKIP_DECRYPT_OK || wpa_test)
 		return RX_DROP_UNUSABLE;
-	}
 
 	/* Trim ICV */
 	skb_trim(skb, skb->len - TKIP_ICV_LEN);
@@ -512,16 +502,6 @@ ieee80211_crypto_ccmp_decrypt(struct ieee80211_rx_data *rx)
 	(void) ccmp_hdr2pn(pn, skb->data + hdrlen);
 
 	if (memcmp(pn, key->u.ccmp.rx_pn[rx->queue], CCMP_PN_LEN) <= 0) {
-#ifdef CONFIG_MAC80211_DEBUG
-		u8 *ppn = key->u.ccmp.rx_pn[rx->queue];
-
-		printk(KERN_DEBUG "%s: CCMP replay detected for RX frame from "
-		       "%s (RX PN %02x%02x%02x%02x%02x%02x <= prev. PN "
-		       "%02x%02x%02x%02x%02x%02x)\n", rx->dev->name,
-		       print_mac(mac, rx->sta->addr),
-		       pn[0], pn[1], pn[2], pn[3], pn[4], pn[5],
-		       ppn[0], ppn[1], ppn[2], ppn[3], ppn[4], ppn[5]);
-#endif /* CONFIG_MAC80211_DEBUG */
 		key->u.ccmp.replays++;
 		return RX_DROP_UNUSABLE;
 	}
@@ -541,12 +521,6 @@ ieee80211_crypto_ccmp_decrypt(struct ieee80211_rx_data *rx)
 			    skb->data + hdrlen + CCMP_HDR_LEN, data_len,
 			    skb->data + skb->len - CCMP_MIC_LEN,
 			    skb->data + hdrlen + CCMP_HDR_LEN)) {
-#ifdef CONFIG_MAC80211_DEBUG
-			if (net_ratelimit())
-				printk(KERN_DEBUG "%s: CCMP decrypt failed "
-				       "for RX frame from %s\n", rx->dev->name,
-				       print_mac(mac, rx->sta->addr));
-#endif /* CONFIG_MAC80211_DEBUG */
 			return RX_DROP_UNUSABLE;
 		}
 	}