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

arch/powerpc/configs/ppc64_defconfig

@@ -1000,7 +1000,6 @@ CONFIG_TIGON3=y
 CONFIG_SPIDER_NET=m
 CONFIG_GELIC_NET=m
 CONFIG_GELIC_WIRELESS=y
-# CONFIG_GELIC_WIRELESS_OLD_PSK_INTERFACE is not set
 # CONFIG_QLA3XXX is not set
 # CONFIG_ATL1 is not set
 # CONFIG_ATL1E is not set

arch/powerpc/configs/ps3_defconfig

@@ -593,7 +593,6 @@ CONFIG_MII=m
 CONFIG_NETDEV_1000=y
 CONFIG_GELIC_NET=y
 CONFIG_GELIC_WIRELESS=y
-# CONFIG_GELIC_WIRELESS_OLD_PSK_INTERFACE is not set
 # CONFIG_NETDEV_10000 is not set
 
 #

drivers/net/Kconfig

@@ -2368,20 +2368,6 @@ config GELIC_WIRELESS
 	  the driver automatically distinguishes the models, you can
 	  safely enable this option even if you have a wireless-less model.
 
-config GELIC_WIRELESS_OLD_PSK_INTERFACE
-       bool "PS3 Wireless private PSK interface (OBSOLETE)"
-       depends on GELIC_WIRELESS
-       select WEXT_PRIV
-       help
-          This option retains the obsolete private interface to pass
-          the PSK from user space programs to the driver.  The PSK
-          stands for 'Pre Shared Key' and is used for WPA[2]-PSK
-          (WPA-Personal) environment.
-          If WPA[2]-PSK is used and you need to use old programs that
-          support only this old interface, say Y.  Otherwise N.
-
-          If unsure, say N.
-
 config FSL_PQ_MDIO
 	tristate "Freescale PQ MDIO"
 	depends on FSL_SOC

drivers/net/ps3_gelic_wireless.c

@@ -1389,113 +1389,6 @@ static int gelic_wl_get_mode(struct net_device *netdev,
 	return 0;
 }
 
-#ifdef CONFIG_GELIC_WIRELESS_OLD_PSK_INTERFACE
-/* SIOCIWFIRSTPRIV */
-static int hex2bin(u8 *str, u8 *bin, unsigned int len)
-{
-	unsigned int i;
-	static unsigned char *hex = "0123456789ABCDEF";
-	unsigned char *p, *q;
-	u8 tmp;
-
-	if (len != WPA_PSK_LEN * 2)
-		return -EINVAL;
-
-	for (i = 0; i < WPA_PSK_LEN * 2; i += 2) {
-		p = strchr(hex, toupper(str[i]));
-		q = strchr(hex, toupper(str[i + 1]));
-		if (!p || !q) {
-			pr_info("%s: unconvertible PSK digit=%d\n",
-				__func__, i);
-			return -EINVAL;
-		}
-		tmp = ((p - hex) << 4) + (q - hex);
-		*bin++ = tmp;
-	}
-	return 0;
-};
-
-static int gelic_wl_priv_set_psk(struct net_device *net_dev,
-				 struct iw_request_info *info,
-				 union iwreq_data *data, char *extra)
-{
-	struct gelic_wl_info *wl = port_wl(netdev_priv(net_dev));
-	unsigned int len;
-	unsigned long irqflag;
-	int ret = 0;
-
-	pr_debug("%s:<- len=%d\n", __func__, data->data.length);
-	len = data->data.length - 1;
-	if (len <= 2)
-		return -EINVAL;
-
-	spin_lock_irqsave(&wl->lock, irqflag);
-	if (extra[0] == '"' && extra[len - 1] == '"') {
-		pr_debug("%s: passphrase mode\n", __func__);
-		/* pass phrase */
-		if (GELIC_WL_EURUS_PSK_MAX_LEN < (len - 2)) {
-			pr_info("%s: passphrase too long\n", __func__);
-			ret = -E2BIG;
-			goto out;
-		}
-		memset(wl->psk, 0, sizeof(wl->psk));
-		wl->psk_len = len - 2;
-		memcpy(wl->psk, &(extra[1]), wl->psk_len);
-		wl->psk_type = GELIC_EURUS_WPA_PSK_PASSPHRASE;
-	} else {
-		ret = hex2bin(extra, wl->psk, len);
-		if (ret)
-			goto out;
-		wl->psk_len = WPA_PSK_LEN;
-		wl->psk_type = GELIC_EURUS_WPA_PSK_BIN;
-	}
-	set_bit(GELIC_WL_STAT_WPA_PSK_SET, &wl->stat);
-out:
-	spin_unlock_irqrestore(&wl->lock, irqflag);
-	pr_debug("%s:->\n", __func__);
-	return ret;
-}
-
-static int gelic_wl_priv_get_psk(struct net_device *net_dev,
-				 struct iw_request_info *info,
-				 union iwreq_data *data, char *extra)
-{
-	struct gelic_wl_info *wl = port_wl(netdev_priv(net_dev));
-	char *p;
-	unsigned long irqflag;
-	unsigned int i;
-
-	pr_debug("%s:<-\n", __func__);
-	if (!capable(CAP_NET_ADMIN))
-		return -EPERM;
-
-	spin_lock_irqsave(&wl->lock, irqflag);
-	p = extra;
-	if (test_bit(GELIC_WL_STAT_WPA_PSK_SET, &wl->stat)) {
-		if (wl->psk_type == GELIC_EURUS_WPA_PSK_BIN) {
-			for (i = 0; i < wl->psk_len; i++) {
-				sprintf(p, "%02xu", wl->psk[i]);
-				p += 2;
-			}
-			*p = '\0';
-			data->data.length = wl->psk_len * 2;
-		} else {
-			*p++ = '"';
-			memcpy(p, wl->psk, wl->psk_len);
-			p += wl->psk_len;
-			*p++ = '"';
-			*p = '\0';
-			data->data.length = wl->psk_len + 2;
-		}
-	} else
-		/* no psk set */
-		data->data.length = 0;
-	spin_unlock_irqrestore(&wl->lock, irqflag);
-	pr_debug("%s:-> %d\n", __func__, data->data.length);
-	return 0;
-}
-#endif
-
 /* SIOCGIWNICKN */
 static int gelic_wl_get_nick(struct net_device *net_dev,
 				  struct iw_request_info *info,
@@ -1571,8 +1464,10 @@ static int gelic_wl_start_scan(struct gelic_wl_info *wl, int always_scan,
 	init_completion(&wl->scan_done);
 	/*
 	 * If we have already a bss list, don't try to get new
+	 * unless we are doing an ESSID scan
 	 */
-	if (!always_scan && wl->scan_stat == GELIC_WL_SCAN_STAT_GOT_LIST) {
+	if ((!essid_len && !always_scan)
+	    && wl->scan_stat == GELIC_WL_SCAN_STAT_GOT_LIST) {
 		pr_debug("%s: already has the list\n", __func__);
 		complete(&wl->scan_done);
 		goto out;
@@ -1673,7 +1568,7 @@ static void gelic_wl_scan_complete_event(struct gelic_wl_info *wl)
 		}
 	}
 
-	/* put them in the newtork_list */
+	/* put them in the network_list */
 	for (i = 0, scan_info_size = 0, scan_info = buf;
 	     scan_info_size < data_len;
 	     i++, scan_info_size += be16_to_cpu(scan_info->size),
@@ -2009,7 +1904,7 @@ static int gelic_wl_do_wpa_setup(struct gelic_wl_info *wl)
 	/* PSK type */
 	wpa->psk_type = cpu_to_be16(wl->psk_type);
 #ifdef DEBUG
-	pr_debug("%s: sec=%s psktype=%s\nn", __func__,
+	pr_debug("%s: sec=%s psktype=%s\n", __func__,
 		 wpasecstr(wpa->security),
 		 (wpa->psk_type == GELIC_EURUS_WPA_PSK_BIN) ?
 		 "BIN" : "passphrase");
@@ -2019,9 +1914,9 @@ static int gelic_wl_do_wpa_setup(struct gelic_wl_info *wl)
 	 * the debug log because this dumps your precious
 	 * passphrase/key.
 	 */
-	pr_debug("%s: psk=%s\n",
+	pr_debug("%s: psk=%s\n", __func__,
 		 (wpa->psk_type == GELIC_EURUS_WPA_PSK_BIN) ?
-		 (char *)"N/A" : (char *)wpa->psk);
+		 "N/A" : wpa->psk);
 #endif
 #endif
 	/* issue wpa setup */
@@ -2406,40 +2301,10 @@ static const iw_handler gelic_wl_wext_handler[] =
 	IW_IOCTL(SIOCGIWNICKN)		= gelic_wl_get_nick,
 };
 
-#ifdef CONFIG_GELIC_WIRELESS_OLD_PSK_INTERFACE
-static struct iw_priv_args gelic_wl_private_args[] =
-{
-	{
-		.cmd = GELIC_WL_PRIV_SET_PSK,
-		.set_args = IW_PRIV_TYPE_CHAR |
-		(GELIC_WL_EURUS_PSK_MAX_LEN + 2),
-		.name = "set_psk"
-	},
-	{
-		.cmd = GELIC_WL_PRIV_GET_PSK,
-		.get_args = IW_PRIV_TYPE_CHAR |
-		(GELIC_WL_EURUS_PSK_MAX_LEN + 2),
-		.name = "get_psk"
-	}
-};
-
-static const iw_handler gelic_wl_private_handler[] =
-{
-	gelic_wl_priv_set_psk,
-	gelic_wl_priv_get_psk,
-};
-#endif
-
 static const struct iw_handler_def gelic_wl_wext_handler_def = {
 	.num_standard		= ARRAY_SIZE(gelic_wl_wext_handler),
 	.standard		= gelic_wl_wext_handler,
 	.get_wireless_stats	= gelic_wl_get_wireless_stats,
-#ifdef CONFIG_GELIC_WIRELESS_OLD_PSK_INTERFACE
-	.num_private		= ARRAY_SIZE(gelic_wl_private_handler),
-	.num_private_args	= ARRAY_SIZE(gelic_wl_private_args),
-	.private		= gelic_wl_private_handler,
-	.private_args		= gelic_wl_private_args,
-#endif
 };
 
 static struct net_device * __devinit gelic_wl_alloc(struct gelic_card *card)

drivers/net/wireless/airo.c

@@ -5254,11 +5254,7 @@ static int set_wep_key(struct airo_info *ai, u16 index, const char *key,
 	WepKeyRid wkr;
 	int rc;
 
-	if (keylen == 0) {
-		airo_print_err(ai->dev->name, "%s: key length to set was zero",
-			       __func__);
-		return -1;
-	}
+	WARN_ON(keylen == 0);
 
 	memset(&wkr, 0, sizeof(wkr));
 	wkr.len = cpu_to_le16(sizeof(wkr));
@@ -6405,11 +6401,7 @@ static int airo_set_encode(struct net_device *dev,
 		if (dwrq->length > MIN_KEY_SIZE)
 			key.len = MAX_KEY_SIZE;
 		else
-			if (dwrq->length > 0)
-				key.len = MIN_KEY_SIZE;
-			else
-				/* Disable the key */
-				key.len = 0;
+			key.len = MIN_KEY_SIZE;
 		/* Check if the key is not marked as invalid */
 		if(!(dwrq->flags & IW_ENCODE_NOKEY)) {
 			/* Cleanup */
@@ -6590,12 +6582,22 @@ static int airo_set_encodeext(struct net_device *dev,
 		default:
 			return -EINVAL;
 		}
-		/* Send the key to the card */
-		rc = set_wep_key(local, idx, key.key, key.len, perm, 1);
-		if (rc < 0) {
-			airo_print_err(local->dev->name, "failed to set WEP key"
-			               " at index %d: %d.", idx, rc);
-			return rc;
+		if (key.len == 0) {
+			rc = set_wep_tx_idx(local, idx, perm, 1);
+			if (rc < 0) {
+				airo_print_err(local->dev->name,
+					       "failed to set WEP transmit index to %d: %d.",
+					       idx, rc);
+				return rc;
+			}
+		} else {
+			rc = set_wep_key(local, idx, key.key, key.len, perm, 1);
+			if (rc < 0) {
+				airo_print_err(local->dev->name,
+					       "failed to set WEP key at index %d: %d.",
+					       idx, rc);
+				return rc;
+			}
 		}
 	}
 

drivers/net/wireless/ath/ath.h

@@ -74,7 +74,6 @@ struct ath_common;
 
 struct ath_bus_ops {
 	void		(*read_cachesize)(struct ath_common *common, int *csz);
-	void		(*cleanup)(struct ath_common *common);
 	bool		(*eeprom_read)(struct ath_common *common, u32 off, u16 *data);
 	void		(*bt_coex_prep)(struct ath_common *common);
 };

drivers/net/wireless/ath/ath5k/ath5k.h

@@ -535,7 +535,7 @@ struct ath5k_txq_info {
 	u32	tqi_cbr_period; /* Constant bit rate period */
 	u32	tqi_cbr_overflow_limit;
 	u32	tqi_burst_time;
-	u32	tqi_ready_time; /* Not used */
+	u32	tqi_ready_time; /* Time queue waits after an event */
 };
 
 /*

drivers/net/wireless/ath/ath5k/base.c

@@ -1516,7 +1516,8 @@ ath5k_beaconq_config(struct ath5k_softc *sc)
 
 	ret = ath5k_hw_get_tx_queueprops(ah, sc->bhalq, &qi);
 	if (ret)
-		return ret;
+		goto err;
+
 	if (sc->opmode == NL80211_IFTYPE_AP ||
 		sc->opmode == NL80211_IFTYPE_MESH_POINT) {
 		/*
@@ -1543,10 +1544,25 @@ ath5k_beaconq_config(struct ath5k_softc *sc)
 	if (ret) {
 		ATH5K_ERR(sc, "%s: unable to update parameters for beacon "
 			"hardware queue!\n", __func__);
-		return ret;
+		goto err;
 	}
+	ret = ath5k_hw_reset_tx_queue(ah, sc->bhalq); /* push to h/w */
+	if (ret)
+		goto err;
 
-	return ath5k_hw_reset_tx_queue(ah, sc->bhalq); /* push to h/w */;
+	/* reconfigure cabq with ready time to 80% of beacon_interval */
+	ret = ath5k_hw_get_tx_queueprops(ah, AR5K_TX_QUEUE_ID_CAB, &qi);
+	if (ret)
+		goto err;
+
+	qi.tqi_ready_time = (sc->bintval * 80) / 100;
+	ret = ath5k_hw_set_tx_queueprops(ah, AR5K_TX_QUEUE_ID_CAB, &qi);
+	if (ret)
+		goto err;
+
+	ret = ath5k_hw_reset_tx_queue(ah, AR5K_TX_QUEUE_ID_CAB);
+err:
+	return ret;
 }
 
 static void

drivers/net/wireless/ath/ath5k/led.c

@@ -77,6 +77,8 @@ static const struct pci_device_id ath5k_led_devices[] = {
 	{ ATH_SDEVICE(PCI_VENDOR_ID_HP, 0x0137a), ATH_LED(3, 1) },
 	/* HP Compaq C700 (nitrousnrg@gmail.com) */
 	{ ATH_SDEVICE(PCI_VENDOR_ID_HP, 0x0137b), ATH_LED(3, 1) },
+	/* LiteOn AR5BXB63 (magooz@salug.it) */
+	{ ATH_SDEVICE(PCI_VENDOR_ID_ATHEROS, 0x3067), ATH_LED(3, 0) },
 	/* IBM-specific AR5212 (all others) */
 	{ PCI_VDEVICE(ATHEROS, PCI_DEVICE_ID_ATHEROS_AR5212_IBM), ATH_LED(0, 0) },
 	/* Dell Vostro A860 (shahar@shahar-or.co.il) */

drivers/net/wireless/ath/ath5k/qcu.c

@@ -408,12 +408,13 @@ int ath5k_hw_reset_tx_queue(struct ath5k_hw *ah, unsigned int queue)
 			break;
 
 		case AR5K_TX_QUEUE_CAB:
+			/* XXX: use BCN_SENT_GT, if we can figure out how */
 			AR5K_REG_ENABLE_BITS(ah, AR5K_QUEUE_MISC(queue),
-				AR5K_QCU_MISC_FRSHED_BCN_SENT_GT |
+				AR5K_QCU_MISC_FRSHED_DBA_GT |
 				AR5K_QCU_MISC_CBREXP_DIS |
 				AR5K_QCU_MISC_CBREXP_BCN_DIS);
 
-			ath5k_hw_reg_write(ah, ((AR5K_TUNE_BEACON_INTERVAL -
+			ath5k_hw_reg_write(ah, ((tq->tqi_ready_time -
 				(AR5K_TUNE_SW_BEACON_RESP -
 				AR5K_TUNE_DMA_BEACON_RESP) -
 				AR5K_TUNE_ADDITIONAL_SWBA_BACKOFF) * 1024) |

drivers/net/wireless/ath/ath5k/reset.c

@@ -1374,8 +1374,9 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum nl80211_iftype op_mode,
 	 * Set clocks to 32KHz operation and use an
 	 * external 32KHz crystal when sleeping if one
 	 * exists */
-	if (ah->ah_version == AR5K_AR5212)
-			ath5k_hw_set_sleep_clock(ah, true);
+	if (ah->ah_version == AR5K_AR5212 &&
+	    ah->ah_op_mode != NL80211_IFTYPE_AP)
+		ath5k_hw_set_sleep_clock(ah, true);
 
 	/*
 	 * Disable beacons and reset the register

drivers/net/wireless/ath/ath9k/ahb.c

@@ -27,12 +27,6 @@ static void ath_ahb_read_cachesize(struct ath_common *common, int *csz)
 	*csz = L1_CACHE_BYTES >> 2;
 }
 
-static void ath_ahb_cleanup(struct ath_common *common)
-{
-	struct ath_softc *sc = (struct ath_softc *)common->priv;
-	iounmap(sc->mem);
-}
-
 static bool ath_ahb_eeprom_read(struct ath_common *common, u32 off, u16 *data)
 {
 	struct ath_softc *sc = (struct ath_softc *)common->priv;
@@ -54,8 +48,6 @@ static bool ath_ahb_eeprom_read(struct ath_common *common, u32 off, u16 *data)
 
 static struct ath_bus_ops ath_ahb_bus_ops  = {
 	.read_cachesize = ath_ahb_read_cachesize,
-	.cleanup = ath_ahb_cleanup,
-
 	.eeprom_read = ath_ahb_eeprom_read,
 };
 
@@ -164,12 +156,12 @@ static int ath_ahb_remove(struct platform_device *pdev)
 	if (hw) {
 		struct ath_wiphy *aphy = hw->priv;
 		struct ath_softc *sc = aphy->sc;
-		struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+		void __iomem *mem = sc->mem;
 
 		ath9k_deinit_device(sc);
 		free_irq(sc->irq, sc);
 		ieee80211_free_hw(sc->hw);
-		ath_bus_cleanup(common);
+		iounmap(mem);
 		platform_set_drvdata(pdev, NULL);
 	}
 

drivers/net/wireless/ath/ath9k/ath9k.h

@@ -364,6 +364,7 @@ struct ath_btcoex {
 	int bt_stomp_type; /* Types of BT stomping */
 	u32 btcoex_no_stomp; /* in usec */
 	u32 btcoex_period; /* in usec */
+	u32 btscan_no_stomp; /* in usec */
 	struct ath_gen_timer *no_stomp_timer; /* Timer for no BT stomping */
 };
 
@@ -429,6 +430,7 @@ void ath_deinit_leds(struct ath_softc *sc);
 #define SC_OP_SCANNING               BIT(10)
 #define SC_OP_TSF_RESET              BIT(11)
 #define SC_OP_BT_PRIORITY_DETECTED   BIT(12)
+#define SC_OP_BT_SCAN		     BIT(13)
 
 /* Powersave flags */
 #define PS_WAIT_FOR_BEACON        BIT(0)
@@ -478,6 +480,7 @@ struct ath_softc {
 	u8 nbcnvifs;
 	u16 nvifs;
 	bool ps_enabled;
+	bool ps_idle;
 	unsigned long ps_usecount;
 	enum ath9k_int imask;
 
@@ -535,11 +538,6 @@ static inline void ath_read_cachesize(struct ath_common *common, int *csz)
 	common->bus_ops->read_cachesize(common, csz);
 }
 
-static inline void ath_bus_cleanup(struct ath_common *common)
-{
-	common->bus_ops->cleanup(common);
-}
-
 extern struct ieee80211_ops ath9k_ops;
 extern int modparam_nohwcrypt;
 

drivers/net/wireless/ath/ath9k/btcoex.h

@@ -25,10 +25,12 @@
 
 #define ATH_BTCOEX_DEF_BT_PERIOD  45
 #define ATH_BTCOEX_DEF_DUTY_CYCLE 55
+#define ATH_BTCOEX_BTSCAN_DUTY_CYCLE 90
 #define ATH_BTCOEX_BMISS_THRESH   50
 
 #define ATH_BT_PRIORITY_TIME_THRESHOLD 1000 /* ms */
 #define ATH_BT_CNT_THRESHOLD	       3
+#define ATH_BT_CNT_SCAN_THRESHOLD      15
 
 enum ath_btcoex_scheme {
 	ATH_BTCOEX_CFG_NONE,

drivers/net/wireless/ath/ath9k/debug.c

@@ -75,17 +75,24 @@ static const struct file_operations fops_debug = {
 
 #endif
 
+#define DMA_BUF_LEN 1024
+
 static ssize_t read_file_dma(struct file *file, char __user *user_buf,
 			     size_t count, loff_t *ppos)
 {
 	struct ath_softc *sc = file->private_data;
 	struct ath_hw *ah = sc->sc_ah;
-	char buf[1024];
+	char *buf;
+	int retval;
 	unsigned int len = 0;
 	u32 val[ATH9K_NUM_DMA_DEBUG_REGS];
 	int i, qcuOffset = 0, dcuOffset = 0;
 	u32 *qcuBase = &val[0], *dcuBase = &val[4];
 
+	buf = kmalloc(DMA_BUF_LEN, GFP_KERNEL);
+	if (!buf)
+		return 0;
+
 	ath9k_ps_wakeup(sc);
 
 	REG_WRITE_D(ah, AR_MACMISC,
@@ -93,20 +100,20 @@ static ssize_t read_file_dma(struct file *file, char __user *user_buf,
 		   (AR_MACMISC_MISC_OBS_BUS_1 <<
 		    AR_MACMISC_MISC_OBS_BUS_MSB_S)));
 
-	len += snprintf(buf + len, sizeof(buf) - len,
+	len += snprintf(buf + len, DMA_BUF_LEN - len,
 			"Raw DMA Debug values:\n");
 
 	for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) {
 		if (i % 4 == 0)
-			len += snprintf(buf + len, sizeof(buf) - len, "\n");
+			len += snprintf(buf + len, DMA_BUF_LEN - len, "\n");
 
 		val[i] = REG_READ_D(ah, AR_DMADBG_0 + (i * sizeof(u32)));
-		len += snprintf(buf + len, sizeof(buf) - len, "%d: %08x ",
+		len += snprintf(buf + len, DMA_BUF_LEN - len, "%d: %08x ",
 				i, val[i]);
 	}
 
-	len += snprintf(buf + len, sizeof(buf) - len, "\n\n");
-	len += snprintf(buf + len, sizeof(buf) - len,
+	len += snprintf(buf + len, DMA_BUF_LEN - len, "\n\n");
+	len += snprintf(buf + len, DMA_BUF_LEN - len,
 			"Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n");
 
 	for (i = 0; i < ATH9K_NUM_QUEUES; i++, qcuOffset += 4, dcuOffset += 5) {
@@ -120,7 +127,7 @@ static ssize_t read_file_dma(struct file *file, char __user *user_buf,
 			dcuBase++;
 		}
 
-		len += snprintf(buf + len, sizeof(buf) - len,
+		len += snprintf(buf + len, DMA_BUF_LEN - len,
 			"%2d          %2x      %1x     %2x           %2x\n",
 			i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset,
 			(*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + 3),
@@ -128,35 +135,37 @@ static ssize_t read_file_dma(struct file *file, char __user *user_buf,
 			(*dcuBase & (0x1f << dcuOffset)) >> dcuOffset);
 	}
 
-	len += snprintf(buf + len, sizeof(buf) - len, "\n");
+	len += snprintf(buf + len, DMA_BUF_LEN - len, "\n");
 
-	len += snprintf(buf + len, sizeof(buf) - len,
+	len += snprintf(buf + len, DMA_BUF_LEN - len,
 		"qcu_stitch state:   %2x    qcu_fetch state:        %2x\n",
 		(val[3] & 0x003c0000) >> 18, (val[3] & 0x03c00000) >> 22);
-	len += snprintf(buf + len, sizeof(buf) - len,
+	len += snprintf(buf + len, DMA_BUF_LEN - len,
 		"qcu_complete state: %2x    dcu_complete state:     %2x\n",
 		(val[3] & 0x1c000000) >> 26, (val[6] & 0x3));
-	len += snprintf(buf + len, sizeof(buf) - len,
+	len += snprintf(buf + len, DMA_BUF_LEN - len,
 		"dcu_arb state:      %2x    dcu_fp state:           %2x\n",
 		(val[5] & 0x06000000) >> 25, (val[5] & 0x38000000) >> 27);
-	len += snprintf(buf + len, sizeof(buf) - len,
+	len += snprintf(buf + len, DMA_BUF_LEN - len,
 		"chan_idle_dur:     %3d    chan_idle_dur_valid:     %1d\n",
 		(val[6] & 0x000003fc) >> 2, (val[6] & 0x00000400) >> 10);
-	len += snprintf(buf + len, sizeof(buf) - len,
+	len += snprintf(buf + len, DMA_BUF_LEN - len,
 		"txfifo_valid_0:      %1d    txfifo_valid_1:          %1d\n",
 		(val[6] & 0x00000800) >> 11, (val[6] & 0x00001000) >> 12);
-	len += snprintf(buf + len, sizeof(buf) - len,
+	len += snprintf(buf + len, DMA_BUF_LEN - len,
 		"txfifo_dcu_num_0:   %2d    txfifo_dcu_num_1:       %2d\n",
 		(val[6] & 0x0001e000) >> 13, (val[6] & 0x001e0000) >> 17);
 
-	len += snprintf(buf + len, sizeof(buf) - len, "pcu observe: 0x%x \n",
+	len += snprintf(buf + len, DMA_BUF_LEN - len, "pcu observe: 0x%x \n",
 			REG_READ_D(ah, AR_OBS_BUS_1));
-	len += snprintf(buf + len, sizeof(buf) - len,
+	len += snprintf(buf + len, DMA_BUF_LEN - len,
 			"AR_CR: 0x%x \n", REG_READ_D(ah, AR_CR));
 
 	ath9k_ps_restore(sc);
 
-	return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+	retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
+	kfree(buf);
+	return retval;
 }
 
 static const struct file_operations fops_dma = {

drivers/net/wireless/ath/ath9k/gpio.c

@@ -230,12 +230,17 @@ static void ath_detect_bt_priority(struct ath_softc *sc)
 
 	if (time_after(jiffies, btcoex->bt_priority_time +
 			msecs_to_jiffies(ATH_BT_PRIORITY_TIME_THRESHOLD))) {
-		if (btcoex->bt_priority_cnt >= ATH_BT_CNT_THRESHOLD) {
+		sc->sc_flags &= ~(SC_OP_BT_PRIORITY_DETECTED | SC_OP_BT_SCAN);
+		/* Detect if colocated bt started scanning */
+		if (btcoex->bt_priority_cnt >= ATH_BT_CNT_SCAN_THRESHOLD) {
+			ath_print(ath9k_hw_common(sc->sc_ah), ATH_DBG_BTCOEX,
+				  "BT scan detected");
+			sc->sc_flags |= (SC_OP_BT_SCAN |
+					 SC_OP_BT_PRIORITY_DETECTED);
+		} else if (btcoex->bt_priority_cnt >= ATH_BT_CNT_THRESHOLD) {
 			ath_print(ath9k_hw_common(sc->sc_ah), ATH_DBG_BTCOEX,
 				  "BT priority traffic detected");
 			sc->sc_flags |= SC_OP_BT_PRIORITY_DETECTED;
-		} else {
-			sc->sc_flags &= ~SC_OP_BT_PRIORITY_DETECTED;
 		}
 
 		btcoex->bt_priority_cnt = 0;
@@ -316,12 +321,17 @@ static void ath_btcoex_period_timer(unsigned long data)
 	struct ath_softc *sc = (struct ath_softc *) data;
 	struct ath_hw *ah = sc->sc_ah;
 	struct ath_btcoex *btcoex = &sc->btcoex;
+	u32 timer_period;
+	bool is_btscan;
 
 	ath_detect_bt_priority(sc);
 
+	is_btscan = sc->sc_flags & SC_OP_BT_SCAN;
+
 	spin_lock_bh(&btcoex->btcoex_lock);
 
-	ath9k_btcoex_bt_stomp(sc, btcoex->bt_stomp_type);
+	ath9k_btcoex_bt_stomp(sc, is_btscan ? ATH_BTCOEX_STOMP_ALL :
+			      btcoex->bt_stomp_type);
 
 	spin_unlock_bh(&btcoex->btcoex_lock);
 
@@ -329,11 +339,12 @@ static void ath_btcoex_period_timer(unsigned long data)
 		if (btcoex->hw_timer_enabled)
 			ath9k_gen_timer_stop(ah, btcoex->no_stomp_timer);
 
+		timer_period = is_btscan ? btcoex->btscan_no_stomp :
+					   btcoex->btcoex_no_stomp;
 		ath9k_gen_timer_start(ah,
 				      btcoex->no_stomp_timer,
 				      (ath9k_hw_gettsf32(ah) +
-				       btcoex->btcoex_no_stomp),
-				       btcoex->btcoex_no_stomp * 10);
+				       timer_period), timer_period * 10);
 		btcoex->hw_timer_enabled = true;
 	}
 
@@ -350,13 +361,14 @@ static void ath_btcoex_no_stomp_timer(void *arg)
 	struct ath_softc *sc = (struct ath_softc *)arg;
 	struct ath_hw *ah = sc->sc_ah;
 	struct ath_btcoex *btcoex = &sc->btcoex;
+	bool is_btscan = sc->sc_flags & SC_OP_BT_SCAN;
 
 	ath_print(ath9k_hw_common(ah), ATH_DBG_BTCOEX,
 		  "no stomp timer running \n");
 
 	spin_lock_bh(&btcoex->btcoex_lock);
 
-	if (btcoex->bt_stomp_type == ATH_BTCOEX_STOMP_LOW)
+	if (btcoex->bt_stomp_type == ATH_BTCOEX_STOMP_LOW || is_btscan)
 		ath9k_btcoex_bt_stomp(sc, ATH_BTCOEX_STOMP_NONE);
 	 else if (btcoex->bt_stomp_type == ATH_BTCOEX_STOMP_ALL)
 		ath9k_btcoex_bt_stomp(sc, ATH_BTCOEX_STOMP_LOW);
@@ -371,6 +383,8 @@ int ath_init_btcoex_timer(struct ath_softc *sc)
 	btcoex->btcoex_period = ATH_BTCOEX_DEF_BT_PERIOD * 1000;
 	btcoex->btcoex_no_stomp = (100 - ATH_BTCOEX_DEF_DUTY_CYCLE) *
 		btcoex->btcoex_period / 100;
+	btcoex->btscan_no_stomp = (100 - ATH_BTCOEX_BTSCAN_DUTY_CYCLE) *
+				   btcoex->btcoex_period / 100;
 
 	setup_timer(&btcoex->period_timer, ath_btcoex_period_timer,
 			(unsigned long) sc);
@@ -405,7 +419,7 @@ void ath9k_btcoex_timer_resume(struct ath_softc *sc)
 
 	btcoex->bt_priority_cnt = 0;
 	btcoex->bt_priority_time = jiffies;
-	sc->sc_flags &= ~SC_OP_BT_PRIORITY_DETECTED;
+	sc->sc_flags &= ~(SC_OP_BT_PRIORITY_DETECTED | SC_OP_BT_SCAN);
 
 	mod_timer(&btcoex->period_timer, jiffies);
 }

drivers/net/wireless/ath/ath9k/hw.c

@@ -334,7 +334,6 @@ static void ath9k_hw_init_config(struct ath_hw *ah)
 	ah->config.pcie_clock_req = 0;
 	ah->config.pcie_waen = 0;
 	ah->config.analog_shiftreg = 1;
-	ah->config.ht_enable = 1;
 	ah->config.ofdm_trig_low = 200;
 	ah->config.ofdm_trig_high = 500;
 	ah->config.cck_trig_high = 200;
@@ -346,6 +345,11 @@ static void ath9k_hw_init_config(struct ath_hw *ah)
 		ah->config.spurchans[i][1] = AR_NO_SPUR;
 	}
 
+	if (ah->hw_version.devid != AR2427_DEVID_PCIE)
+		ah->config.ht_enable = 1;
+	else
+		ah->config.ht_enable = 0;
+
 	ah->config.rx_intr_mitigation = true;
 
 	/*
@@ -542,6 +546,7 @@ static bool ath9k_hw_devid_supported(u16 devid)
 	case AR5416_DEVID_AR9287_PCI:
 	case AR5416_DEVID_AR9287_PCIE:
 	case AR9271_USB:
+	case AR2427_DEVID_PCIE:
 		return true;
 	default:
 		break;

drivers/net/wireless/ath/ath9k/hw.h

@@ -40,6 +40,7 @@
 #define AR9280_DEVID_PCI	0x0029
 #define AR9280_DEVID_PCIE	0x002a
 #define AR9285_DEVID_PCIE	0x002b
+#define AR2427_DEVID_PCIE	0x002c
 
 #define AR5416_AR9100_DEVID	0x000b
 

drivers/net/wireless/ath/ath9k/init.c

@@ -620,11 +620,13 @@ void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
 	hw->flags = IEEE80211_HW_RX_INCLUDES_FCS |
 		IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING |
 		IEEE80211_HW_SIGNAL_DBM |
-		IEEE80211_HW_AMPDU_AGGREGATION |
 		IEEE80211_HW_SUPPORTS_PS |
 		IEEE80211_HW_PS_NULLFUNC_STACK |
 		IEEE80211_HW_SPECTRUM_MGMT;
 
+	if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT)
+		 hw->flags |= IEEE80211_HW_AMPDU_AGGREGATION;
+
 	if (AR_SREV_9160_10_OR_LATER(sc->sc_ah) || modparam_nohwcrypt)
 		hw->flags |= IEEE80211_HW_MFP_CAPABLE;
 
@@ -640,8 +642,7 @@ void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
 	hw->max_rates = 4;
 	hw->channel_change_time = 5000;
 	hw->max_listen_interval = 10;
-	/* Hardware supports 10 but we use 4 */
-	hw->max_rate_tries = 4;
+	hw->max_rate_tries = 10;
 	hw->sta_data_size = sizeof(struct ath_node);
 	hw->vif_data_size = sizeof(struct ath_vif);
 

drivers/net/wireless/ath/ath9k/main.c

@@ -143,8 +143,10 @@ void ath9k_ps_restore(struct ath_softc *sc)
 	if (--sc->ps_usecount != 0)
 		goto unlock;
 
-	if (sc->ps_enabled &&
-	    !(sc->ps_flags & (PS_WAIT_FOR_BEACON |
+	if (sc->ps_idle)
+		ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_FULL_SLEEP);
+	else if (sc->ps_enabled &&
+		 !(sc->ps_flags & (PS_WAIT_FOR_BEACON |
 			      PS_WAIT_FOR_CAB |
 			      PS_WAIT_FOR_PSPOLL_DATA |
 			      PS_WAIT_FOR_TX_ACK)))
@@ -204,7 +206,7 @@ int ath_set_channel(struct ath_softc *sc, struct ieee80211_hw *hw,
 	r = ath9k_hw_reset(ah, hchan, fastcc);
 	if (r) {
 		ath_print(common, ATH_DBG_FATAL,
-			  "Unable to reset channel (%u Mhz) "
+			  "Unable to reset channel (%u MHz), "
 			  "reset status %d\n",
 			  channel->center_freq, r);
 		spin_unlock_bh(&sc->sc_resetlock);
@@ -867,7 +869,7 @@ void ath_radio_enable(struct ath_softc *sc, struct ieee80211_hw *hw)
 	r = ath9k_hw_reset(ah, ah->curchan, false);
 	if (r) {
 		ath_print(common, ATH_DBG_FATAL,
-			  "Unable to reset channel %u (%uMhz) ",
+			  "Unable to reset channel (%u MHz), "
 			  "reset status %d\n",
 			  channel->center_freq, r);
 	}
@@ -922,7 +924,7 @@ void ath_radio_disable(struct ath_softc *sc, struct ieee80211_hw *hw)
 	r = ath9k_hw_reset(ah, ah->curchan, false);
 	if (r) {
 		ath_print(ath9k_hw_common(sc->sc_ah), ATH_DBG_FATAL,
-			  "Unable to reset channel %u (%uMhz) "
+			  "Unable to reset channel (%u MHz), "
 			  "reset status %d\n",
 			  channel->center_freq, r);
 	}
@@ -1528,6 +1530,7 @@ static int ath9k_config(struct ieee80211_hw *hw, u32 changed)
 		spin_unlock_bh(&sc->wiphy_lock);
 
 		if (enable_radio) {
+			sc->ps_idle = false;
 			ath_radio_enable(sc, hw);
 			ath_print(common, ATH_DBG_CONFIG,
 				  "not-idle: enabling radio\n");
@@ -1624,8 +1627,10 @@ static int ath9k_config(struct ieee80211_hw *hw, u32 changed)
 	}
 
 skip_chan_change:
-	if (changed & IEEE80211_CONF_CHANGE_POWER)
+	if (changed & IEEE80211_CONF_CHANGE_POWER) {
 		sc->config.txpowlimit = 2 * conf->power_level;
+		ath_update_txpow(sc);
+	}
 
 	spin_lock_bh(&sc->wiphy_lock);
 	disable_radio = ath9k_all_wiphys_idle(sc);
@@ -1633,6 +1638,7 @@ skip_chan_change:
 
 	if (disable_radio) {
 		ath_print(common, ATH_DBG_CONFIG, "idle: disabling radio\n");
+		sc->ps_idle = true;
 		ath_radio_disable(sc, hw);
 	}
 

drivers/net/wireless/ath/ath9k/pci.c

@@ -25,6 +25,7 @@ static DEFINE_PCI_DEVICE_TABLE(ath_pci_id_table) = {
 	{ PCI_VDEVICE(ATHEROS, 0x0029) }, /* PCI   */
 	{ PCI_VDEVICE(ATHEROS, 0x002A) }, /* PCI-E */
 	{ PCI_VDEVICE(ATHEROS, 0x002B) }, /* PCI-E */
+	{ PCI_VDEVICE(ATHEROS, 0x002C) }, /* PCI-E 802.11n bonded out */
 	{ PCI_VDEVICE(ATHEROS, 0x002D) }, /* PCI   */
 	{ PCI_VDEVICE(ATHEROS, 0x002E) }, /* PCI-E */
 	{ 0 }
@@ -49,16 +50,6 @@ static void ath_pci_read_cachesize(struct ath_common *common, int *csz)
 		*csz = DEFAULT_CACHELINE >> 2;   /* Use the default size */
 }
 
-static void ath_pci_cleanup(struct ath_common *common)
-{
-	struct ath_softc *sc = (struct ath_softc *) common->priv;
-	struct pci_dev *pdev = to_pci_dev(sc->dev);
-
-	pci_iounmap(pdev, sc->mem);
-	pci_disable_device(pdev);
-	pci_release_region(pdev, 0);
-}
-
 static bool ath_pci_eeprom_read(struct ath_common *common, u32 off, u16 *data)
 {
 	struct ath_hw *ah = (struct ath_hw *) common->ah;
@@ -98,7 +89,6 @@ static void ath_pci_bt_coex_prep(struct ath_common *common)
 
 static const struct ath_bus_ops ath_pci_bus_ops = {
 	.read_cachesize = ath_pci_read_cachesize,
-	.cleanup = ath_pci_cleanup,
 	.eeprom_read = ath_pci_eeprom_read,
 	.bt_coex_prep = ath_pci_bt_coex_prep,
 };
@@ -245,12 +235,15 @@ static void ath_pci_remove(struct pci_dev *pdev)
 	struct ieee80211_hw *hw = pci_get_drvdata(pdev);
 	struct ath_wiphy *aphy = hw->priv;
 	struct ath_softc *sc = aphy->sc;
-	struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+	void __iomem *mem = sc->mem;
 
 	ath9k_deinit_device(sc);
 	free_irq(sc->irq, sc);
 	ieee80211_free_hw(sc->hw);
-	ath_bus_cleanup(common);
+
+	pci_iounmap(pdev, mem);
+	pci_disable_device(pdev);
+	pci_release_region(pdev, 0);
 }
 
 #ifdef CONFIG_PM

drivers/net/wireless/ath/ath9k/rc.c

@@ -678,13 +678,13 @@ static void ath_get_rate(void *priv, struct ieee80211_sta *sta, void *priv_sta,
 	 * For Multi Rate Retry we use a different number of
 	 * retry attempt counts. This ends up looking like this:
 	 *
-	 * MRR[0] = 2
-	 * MRR[1] = 2
-	 * MRR[2] = 2
-	 * MRR[3] = 4
+	 * MRR[0] = 4
+	 * MRR[1] = 4
+	 * MRR[2] = 4
+	 * MRR[3] = 8
 	 *
 	 */
-	try_per_rate = sc->hw->max_rate_tries;
+	try_per_rate = 4;
 
 	rate_table = sc->cur_rate_table;
 	rix = ath_rc_get_highest_rix(sc, ath_rc_priv, rate_table, &is_probe);
@@ -714,7 +714,7 @@ static void ath_get_rate(void *priv, struct ieee80211_sta *sta, void *priv_sta,
 	for ( ; i < 4; i++) {
 		/* Use twice the number of tries for the last MRR segment. */
 		if (i + 1 == 4)
-			try_per_rate = 4;
+			try_per_rate = 8;
 
 		ath_rc_get_lower_rix(rate_table, ath_rc_priv, rix, &nrix);
 		/* All other rates in the series have RTS enabled */

drivers/net/wireless/ath/ath9k/recv.c

@@ -429,7 +429,7 @@ static void ath_rx_ps(struct ath_softc *sc, struct sk_buff *skb)
 		sc->ps_flags &= ~PS_WAIT_FOR_PSPOLL_DATA;
 		ath_print(common, ATH_DBG_PS,
 			  "Going back to sleep after having received "
-			  "PS-Poll data (0x%x)\n",
+			  "PS-Poll data (0x%lx)\n",
 			sc->ps_flags & (PS_WAIT_FOR_BEACON |
 					PS_WAIT_FOR_CAB |
 					PS_WAIT_FOR_PSPOLL_DATA |

drivers/net/wireless/ath/ath9k/reg.h

@@ -1547,9 +1547,9 @@ enum {
 
 #define AR_BT_COEX_WEIGHT          0x8174
 #define AR_BT_COEX_WGHT		   0xff55
-#define AR_STOMP_ALL_WLAN_WGHT	   0xffcc
-#define AR_STOMP_LOW_WLAN_WGHT	   0xaaa8
-#define AR_STOMP_NONE_WLAN_WGHT	   0xaa00
+#define AR_STOMP_ALL_WLAN_WGHT	   0xfcfc
+#define AR_STOMP_LOW_WLAN_WGHT	   0xa8a8
+#define AR_STOMP_NONE_WLAN_WGHT	   0x0000
 #define AR_BTCOEX_BT_WGHT          0x0000ffff
 #define AR_BTCOEX_BT_WGHT_S        0
 #define AR_BTCOEX_WL_WGHT          0xffff0000

drivers/net/wireless/ath/ath9k/xmit.c

@@ -1498,26 +1498,6 @@ static void ath_buf_set_rate(struct ath_softc *sc, struct ath_buf *bf)
 	if (sc->sc_flags & SC_OP_PREAMBLE_SHORT)
 		ctsrate |= rate->hw_value_short;
 
-	/*
-	 * ATH9K_TXDESC_RTSENA and ATH9K_TXDESC_CTSENA are mutually exclusive.
-	 * Check the first rate in the series to decide whether RTS/CTS
-	 * or CTS-to-self has to be used.
-	 */
-	if (rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT)
-		flags = ATH9K_TXDESC_CTSENA;
-	else if (rates[0].flags & IEEE80211_TX_RC_USE_RTS_CTS)
-		flags = ATH9K_TXDESC_RTSENA;
-
-	/* FIXME: Handle aggregation protection */
-	if (sc->config.ath_aggr_prot &&
-	    (!bf_isaggr(bf) || (bf_isaggr(bf) && bf->bf_al < 8192))) {
-		flags = ATH9K_TXDESC_RTSENA;
-	}
-
-	/* For AR5416 - RTS cannot be followed by a frame larger than 8K */
-	if (bf_isaggr(bf) && (bf->bf_al > sc->sc_ah->caps.rts_aggr_limit))
-		flags &= ~(ATH9K_TXDESC_RTSENA);
-
 	for (i = 0; i < 4; i++) {
 		bool is_40, is_sgi, is_sp;
 		int phy;
@@ -1529,8 +1509,15 @@ static void ath_buf_set_rate(struct ath_softc *sc, struct ath_buf *bf)
 		series[i].Tries = rates[i].count;
 		series[i].ChSel = common->tx_chainmask;
 
-		if (rates[i].flags & IEEE80211_TX_RC_USE_RTS_CTS)
+		if ((sc->config.ath_aggr_prot && bf_isaggr(bf)) ||
+		    (rates[i].flags & IEEE80211_TX_RC_USE_RTS_CTS)) {
 			series[i].RateFlags |= ATH9K_RATESERIES_RTS_CTS;
+			flags |= ATH9K_TXDESC_RTSENA;
+		} else if (rates[i].flags & IEEE80211_TX_RC_USE_CTS_PROTECT) {
+			series[i].RateFlags |= ATH9K_RATESERIES_RTS_CTS;
+			flags |= ATH9K_TXDESC_CTSENA;
+		}
+
 		if (rates[i].flags & IEEE80211_TX_RC_40_MHZ_WIDTH)
 			series[i].RateFlags |= ATH9K_RATESERIES_2040;
 		if (rates[i].flags & IEEE80211_TX_RC_SHORT_GI)
@@ -1568,6 +1555,14 @@ static void ath_buf_set_rate(struct ath_softc *sc, struct ath_buf *bf)
 			phy, rate->bitrate * 100, bf->bf_frmlen, rix, is_sp);
 	}
 
+	/* For AR5416 - RTS cannot be followed by a frame larger than 8K */
+	if (bf_isaggr(bf) && (bf->bf_al > sc->sc_ah->caps.rts_aggr_limit))
+		flags &= ~ATH9K_TXDESC_RTSENA;
+
+	/* ATH9K_TXDESC_RTSENA and ATH9K_TXDESC_CTSENA are mutually exclusive. */
+	if (flags & ATH9K_TXDESC_RTSENA)
+		flags &= ~ATH9K_TXDESC_CTSENA;
+
 	/* set dur_update_en for l-sig computation except for PS-Poll frames */
 	ath9k_hw_set11n_ratescenario(sc->sc_ah, bf->bf_desc,
 				     bf->bf_lastbf->bf_desc,
@@ -1862,7 +1857,7 @@ static void ath_tx_complete(struct ath_softc *sc, struct sk_buff *skb,
 		sc->ps_flags &= ~PS_WAIT_FOR_TX_ACK;
 		ath_print(common, ATH_DBG_PS,
 			  "Going back to sleep after having "
-			  "received TX status (0x%x)\n",
+			  "received TX status (0x%lx)\n",
 			sc->ps_flags & (PS_WAIT_FOR_BEACON |
 					PS_WAIT_FOR_CAB |
 					PS_WAIT_FOR_PSPOLL_DATA |

drivers/net/wireless/ath/debug.h

@@ -65,11 +65,11 @@ enum ATH_DEBUG {
 #define ATH_DBG_DEFAULT (ATH_DBG_FATAL)
 
 #ifdef CONFIG_ATH_DEBUG
-void ath_print(struct ath_common *common, int dbg_mask, const char *fmt, ...);
+void ath_print(struct ath_common *common, int dbg_mask, const char *fmt, ...)
+	__attribute__ ((format (printf, 3, 4)));
 #else
-static inline void ath_print(struct ath_common *common,
-			     int dbg_mask,
-			     const char *fmt, ...)
+static inline void __attribute__ ((format (printf, 3, 4)))
+ath_print(struct ath_common *common, int dbg_mask, const char *fmt, ...)
 {
 }
 #endif /* CONFIG_ATH_DEBUG */

drivers/net/wireless/b43/main.c

@@ -844,8 +844,10 @@ static void rx_tkip_phase1_write(struct b43_wldev *dev, u8 index, u32 iv32,
 }
 
 static void b43_op_update_tkip_key(struct ieee80211_hw *hw,
-			struct ieee80211_key_conf *keyconf, const u8 *addr,
-			u32 iv32, u16 *phase1key)
+				   struct ieee80211_vif *vif,
+				   struct ieee80211_key_conf *keyconf,
+				   struct ieee80211_sta *sta,
+				   u32 iv32, u16 *phase1key)
 {
 	struct b43_wl *wl = hw_to_b43_wl(hw);
 	struct b43_wldev *dev;
@@ -854,19 +856,19 @@ static void b43_op_update_tkip_key(struct ieee80211_hw *hw,
 	if (B43_WARN_ON(!modparam_hwtkip))
 		return;
 
-	mutex_lock(&wl->mutex);
-
+	/* This is only called from the RX path through mac80211, where
+	 * our mutex is already locked. */
+	B43_WARN_ON(!mutex_is_locked(&wl->mutex));
 	dev = wl->current_dev;
-	if (!dev || b43_status(dev) < B43_STAT_INITIALIZED)
-		goto out_unlock;
+	B43_WARN_ON(!dev || b43_status(dev) < B43_STAT_INITIALIZED);
 
 	keymac_write(dev, index, NULL);	/* First zero out mac to avoid race */
 
 	rx_tkip_phase1_write(dev, index, iv32, phase1key);
-	keymac_write(dev, index, addr);
-
-out_unlock:
-	mutex_unlock(&wl->mutex);
+	/* only pairwise TKIP keys are supported right now */
+	if (WARN_ON(!sta))
+		return;
+	keymac_write(dev, index, sta->addr);
 }
 
 static void do_key_write(struct b43_wldev *dev,
@@ -3571,6 +3573,12 @@ static int b43_op_config(struct ieee80211_hw *hw, u32 changed)
 	dev = wl->current_dev;
 	phy = &dev->phy;
 
+	if (conf_is_ht(conf))
+		phy->is_40mhz =
+			(conf_is_ht40_minus(conf) || conf_is_ht40_plus(conf));
+	else
+		phy->is_40mhz = false;
+
 	b43_mac_suspend(dev);
 
 	if (changed & IEEE80211_CONF_CHANGE_RETRY_LIMITS)

drivers/net/wireless/b43/phy_common.c

@@ -421,3 +421,48 @@ void b43_phyop_switch_analog_generic(struct b43_wldev *dev, bool on)
 {
 	b43_write16(dev, B43_MMIO_PHY0, on ? 0 : 0xF4);
 }
+
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/Cordic */
+struct b43_c32 b43_cordic(int theta)
+{
+	u32 arctg[] = { 2949120, 1740967, 919879, 466945, 234379, 117304,
+		      58666, 29335, 14668, 7334, 3667, 1833, 917, 458,
+		      229, 115, 57, 29, };
+	u8 i;
+	s32 tmp;
+	s8 signx = 1;
+	u32 angle = 0;
+	struct b43_c32 ret = { .i = 39797, .q = 0, };
+
+	while (theta > (180 << 16))
+		theta -= (360 << 16);
+	while (theta < -(180 << 16))
+		theta += (360 << 16);
+
+	if (theta > (90 << 16)) {
+		theta -= (180 << 16);
+		signx = -1;
+	} else if (theta < -(90 << 16)) {
+		theta += (180 << 16);
+		signx = -1;
+	}
+
+	for (i = 0; i <= 17; i++) {
+		if (theta > angle) {
+			tmp = ret.i - (ret.q >> i);
+			ret.q += ret.i >> i;
+			ret.i = tmp;
+			angle += arctg[i];
+		} else {
+			tmp = ret.i + (ret.q >> i);
+			ret.q -= ret.i >> i;
+			ret.i = tmp;
+			angle -= arctg[i];
+		}
+	}
+
+	ret.i *= signx;
+	ret.q *= signx;
+
+	return ret;
+}

drivers/net/wireless/b43/phy_common.h

@@ -5,6 +5,12 @@
 
 struct b43_wldev;
 
+/* Complex number using 2 32-bit signed integers */
+struct b43_c32 { s32 i, q; };
+
+#define CORDIC_CONVERT(value)	(((value) >= 0) ? \
+				 ((((value) >> 15) + 1) >> 1) : \
+				 -((((-(value)) >> 15) + 1) >> 1))
 
 /* PHY register routing bits */
 #define B43_PHYROUTE			0x0C00 /* PHY register routing bits mask */
@@ -212,6 +218,9 @@ struct b43_phy {
 	bool supports_2ghz;
 	bool supports_5ghz;
 
+	/* HT info */
+	bool is_40mhz;
+
 	/* GMODE bit enabled? */
 	bool gmode;
 
@@ -418,5 +427,6 @@ int b43_phy_shm_tssi_read(struct b43_wldev *dev, u16 shm_offset);
  */
 void b43_phyop_switch_analog_generic(struct b43_wldev *dev, bool on);
 
+struct b43_c32 b43_cordic(int theta);
 
 #endif /* LINUX_B43_PHY_COMMON_H_ */

drivers/net/wireless/b43/phy_lp.c

@@ -1767,47 +1767,6 @@ out:
 	return ret;
 }
 
-/* Complex number using 2 32-bit signed integers */
-typedef struct {s32 i, q;} lpphy_c32;
-
-static lpphy_c32 lpphy_cordic(int theta)
-{
-	u32 arctg[] = { 2949120, 1740967, 919879, 466945, 234379, 117304,
-		      58666, 29335, 14668, 7334, 3667, 1833, 917, 458,
-		      229, 115, 57, 29, };
-	int i, tmp, signx = 1, angle = 0;
-	lpphy_c32 ret = { .i = 39797, .q = 0, };
-
-	theta = clamp_t(int, theta, -180, 180);
-
-	if (theta > 90) {
-		theta -= 180;
-		signx = -1;
-	} else if (theta < -90) {
-		theta += 180;
-		signx = -1;
-	}
-
-	for (i = 0; i <= 17; i++) {
-		if (theta > angle) {
-			tmp = ret.i - (ret.q >> i);
-			ret.q += ret.i >> i;
-			ret.i = tmp;
-			angle += arctg[i];
-		} else {
-			tmp = ret.i + (ret.q >> i);
-			ret.q -= ret.i >> i;
-			ret.i = tmp;
-			angle -= arctg[i];
-		}
-	}
-
-	ret.i *= signx;
-	ret.q *= signx;
-
-	return ret;
-}
-
 static void lpphy_run_samples(struct b43_wldev *dev, u16 samples, u16 loops,
 			      u16 wait)
 {
@@ -1825,8 +1784,9 @@ static void lpphy_start_tx_tone(struct b43_wldev *dev, s32 freq, u16 max)
 {
 	struct b43_phy_lp *lpphy = dev->phy.lp;
 	u16 buf[64];
-	int i, samples = 0, angle = 0, rotation = (9 * freq) / 500;
-	lpphy_c32 sample;
+	int i, samples = 0, angle = 0;
+	int rotation = (((36 * freq) / 20) << 16) / 100;
+	struct b43_c32 sample;
 
 	lpphy->tx_tone_freq = freq;
 
@@ -1842,10 +1802,10 @@ static void lpphy_start_tx_tone(struct b43_wldev *dev, s32 freq, u16 max)
 	}
 
 	for (i = 0; i < samples; i++) {
-		sample = lpphy_cordic(angle);
+		sample = b43_cordic(angle);
 		angle += rotation;
-		buf[i] = ((sample.i * max) & 0xFF) << 8;
-		buf[i] |= (sample.q * max) & 0xFF;
+		buf[i] = CORDIC_CONVERT((sample.i * max) & 0xFF) << 8;
+		buf[i] |= CORDIC_CONVERT((sample.q * max) & 0xFF);
 	}
 
 	b43_lptab_write_bulk(dev, B43_LPTAB16(5, 0), samples, buf);

drivers/net/wireless/b43/phy_n.c

@@ -55,6 +55,20 @@ struct nphy_iq_est {
 	u32 q1_pwr;
 };
 
+enum b43_nphy_rf_sequence {
+	B43_RFSEQ_RX2TX,
+	B43_RFSEQ_TX2RX,
+	B43_RFSEQ_RESET2RX,
+	B43_RFSEQ_UPDATE_GAINH,
+	B43_RFSEQ_UPDATE_GAINL,
+	B43_RFSEQ_UPDATE_GAINU,
+};
+
+static void b43_nphy_set_rf_sequence(struct b43_wldev *dev, u8 cmd,
+					u8 *events, u8 *delays, u8 length);
+static void b43_nphy_force_rf_sequence(struct b43_wldev *dev,
+				       enum b43_nphy_rf_sequence seq);
+
 void b43_nphy_set_rxantenna(struct b43_wldev *dev, int antenna)
 {//TODO
 }
@@ -234,110 +248,6 @@ static void b43_nphy_tables_init(struct b43_wldev *dev)
 		b43_nphy_rev3plus_tables_init(dev);
 }
 
-static void b43_nphy_workarounds(struct b43_wldev *dev)
-{
-	struct b43_phy *phy = &dev->phy;
-	unsigned int i;
-
-	b43_phy_set(dev, B43_NPHY_IQFLIP,
-		    B43_NPHY_IQFLIP_ADC1 | B43_NPHY_IQFLIP_ADC2);
-	if (1 /* FIXME band is 2.4GHz */) {
-		b43_phy_set(dev, B43_NPHY_CLASSCTL,
-			    B43_NPHY_CLASSCTL_CCKEN);
-	} else {
-		b43_phy_mask(dev, B43_NPHY_CLASSCTL,
-			     ~B43_NPHY_CLASSCTL_CCKEN);
-	}
-	b43_radio_set(dev, B2055_C1_TX_RF_SPARE, 0x8);
-	b43_phy_write(dev, B43_NPHY_TXFRAMEDELAY, 8);
-
-	/* Fixup some tables */
-	b43_ntab_write(dev, B43_NTAB16(8, 0x00), 0xA);
-	b43_ntab_write(dev, B43_NTAB16(8, 0x10), 0xA);
-	b43_ntab_write(dev, B43_NTAB16(8, 0x02), 0xCDAA);
-	b43_ntab_write(dev, B43_NTAB16(8, 0x12), 0xCDAA);
-	b43_ntab_write(dev, B43_NTAB16(8, 0x08), 0);
-	b43_ntab_write(dev, B43_NTAB16(8, 0x18), 0);
-	b43_ntab_write(dev, B43_NTAB16(8, 0x07), 0x7AAB);
-	b43_ntab_write(dev, B43_NTAB16(8, 0x17), 0x7AAB);
-	b43_ntab_write(dev, B43_NTAB16(8, 0x06), 0x800);
-	b43_ntab_write(dev, B43_NTAB16(8, 0x16), 0x800);
-
-	b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO1, 0x2D8);
-	b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0x301);
-	b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO2, 0x2D8);
-	b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0x301);
-
-	//TODO set RF sequence
-
-	/* Set narrowband clip threshold */
-	b43_phy_write(dev, B43_NPHY_C1_NBCLIPTHRES, 66);
-	b43_phy_write(dev, B43_NPHY_C2_NBCLIPTHRES, 66);
-
-	/* Set wideband clip 2 threshold */
-	b43_phy_maskset(dev, B43_NPHY_C1_CLIPWBTHRES,
-			~B43_NPHY_C1_CLIPWBTHRES_CLIP2,
-			21 << B43_NPHY_C1_CLIPWBTHRES_CLIP2_SHIFT);
-	b43_phy_maskset(dev, B43_NPHY_C2_CLIPWBTHRES,
-			~B43_NPHY_C2_CLIPWBTHRES_CLIP2,
-			21 << B43_NPHY_C2_CLIPWBTHRES_CLIP2_SHIFT);
-
-	/* Set Clip 2 detect */
-	b43_phy_set(dev, B43_NPHY_C1_CGAINI,
-		    B43_NPHY_C1_CGAINI_CL2DETECT);
-	b43_phy_set(dev, B43_NPHY_C2_CGAINI,
-		    B43_NPHY_C2_CGAINI_CL2DETECT);
-
-	if (0 /*FIXME*/) {
-		/* Set dwell lengths */
-		b43_phy_write(dev, B43_NPHY_CLIP1_NBDWELL_LEN, 43);
-		b43_phy_write(dev, B43_NPHY_CLIP2_NBDWELL_LEN, 43);
-		b43_phy_write(dev, B43_NPHY_W1CLIP1_DWELL_LEN, 9);
-		b43_phy_write(dev, B43_NPHY_W1CLIP2_DWELL_LEN, 9);
-
-		/* Set gain backoff */
-		b43_phy_maskset(dev, B43_NPHY_C1_CGAINI,
-				~B43_NPHY_C1_CGAINI_GAINBKOFF,
-				1 << B43_NPHY_C1_CGAINI_GAINBKOFF_SHIFT);
-		b43_phy_maskset(dev, B43_NPHY_C2_CGAINI,
-				~B43_NPHY_C2_CGAINI_GAINBKOFF,
-				1 << B43_NPHY_C2_CGAINI_GAINBKOFF_SHIFT);
-
-		/* Set HPVGA2 index */
-		b43_phy_maskset(dev, B43_NPHY_C1_INITGAIN,
-				~B43_NPHY_C1_INITGAIN_HPVGA2,
-				6 << B43_NPHY_C1_INITGAIN_HPVGA2_SHIFT);
-		b43_phy_maskset(dev, B43_NPHY_C2_INITGAIN,
-				~B43_NPHY_C2_INITGAIN_HPVGA2,
-				6 << B43_NPHY_C2_INITGAIN_HPVGA2_SHIFT);
-
-		//FIXME verify that the specs really mean to use autoinc here.
-		for (i = 0; i < 3; i++)
-			b43_ntab_write(dev, B43_NTAB16(7, 0x106) + i, 0x673);
-	}
-
-	/* Set minimum gain value */
-	b43_phy_maskset(dev, B43_NPHY_C1_MINMAX_GAIN,
-			~B43_NPHY_C1_MINGAIN,
-			23 << B43_NPHY_C1_MINGAIN_SHIFT);
-	b43_phy_maskset(dev, B43_NPHY_C2_MINMAX_GAIN,
-			~B43_NPHY_C2_MINGAIN,
-			23 << B43_NPHY_C2_MINGAIN_SHIFT);
-
-	if (phy->rev < 2) {
-		b43_phy_mask(dev, B43_NPHY_SCRAM_SIGCTL,
-			     ~B43_NPHY_SCRAM_SIGCTL_SCM);
-	}
-
-	/* Set phase track alpha and beta */
-	b43_phy_write(dev, B43_NPHY_PHASETR_A0, 0x125);
-	b43_phy_write(dev, B43_NPHY_PHASETR_A1, 0x1B3);
-	b43_phy_write(dev, B43_NPHY_PHASETR_A2, 0x105);
-	b43_phy_write(dev, B43_NPHY_PHASETR_B0, 0x16E);
-	b43_phy_write(dev, B43_NPHY_PHASETR_B1, 0xCD);
-	b43_phy_write(dev, B43_NPHY_PHASETR_B2, 0x20);
-}
-
 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/PA%20override */
 static void b43_nphy_pa_override(struct b43_wldev *dev, bool enable)
 {
@@ -421,7 +331,49 @@ static void b43_nphy_reset_cca(struct b43_wldev *dev)
 	udelay(1);
 	b43_phy_write(dev, B43_NPHY_BBCFG, bbcfg & ~B43_NPHY_BBCFG_RSTCCA);
 	b43_nphy_bmac_clock_fgc(dev, 0);
-	/* TODO: N PHY Force RF Seq with argument 2 */
+	b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
+}
+
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/MIMOConfig */
+static void b43_nphy_update_mimo_config(struct b43_wldev *dev, s32 preamble)
+{
+	u16 mimocfg = b43_phy_read(dev, B43_NPHY_MIMOCFG);
+
+	mimocfg |= B43_NPHY_MIMOCFG_AUTO;
+	if (preamble == 1)
+		mimocfg |= B43_NPHY_MIMOCFG_GFMIX;
+	else
+		mimocfg &= ~B43_NPHY_MIMOCFG_GFMIX;
+
+	b43_phy_write(dev, B43_NPHY_MIMOCFG, mimocfg);
+}
+
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/Chains */
+static void b43_nphy_update_txrx_chain(struct b43_wldev *dev)
+{
+	struct b43_phy_n *nphy = dev->phy.n;
+
+	bool override = false;
+	u16 chain = 0x33;
+
+	if (nphy->txrx_chain == 0) {
+		chain = 0x11;
+		override = true;
+	} else if (nphy->txrx_chain == 1) {
+		chain = 0x22;
+		override = true;
+	}
+
+	b43_phy_maskset(dev, B43_NPHY_RFSEQCA,
+			~(B43_NPHY_RFSEQCA_TXEN | B43_NPHY_RFSEQCA_RXEN),
+			chain);
+
+	if (override)
+		b43_phy_set(dev, B43_NPHY_RFSEQMODE,
+				B43_NPHY_RFSEQMODE_CAOVER);
+	else
+		b43_phy_mask(dev, B43_NPHY_RFSEQMODE,
+				~B43_NPHY_RFSEQMODE_CAOVER);
 }
 
 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxIqEst */
@@ -480,6 +432,88 @@ static void b43_nphy_rx_iq_coeffs(struct b43_wldev *dev, bool write,
 	}
 }
 
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCalPhyCleanup */
+static void b43_nphy_rx_cal_phy_cleanup(struct b43_wldev *dev, u8 core)
+{
+	u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs;
+
+	b43_phy_write(dev, B43_NPHY_RFSEQCA, regs[0]);
+	if (core == 0) {
+		b43_phy_write(dev, B43_NPHY_AFECTL_C1, regs[1]);
+		b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, regs[2]);
+	} else {
+		b43_phy_write(dev, B43_NPHY_AFECTL_C2, regs[1]);
+		b43_phy_write(dev, B43_NPHY_AFECTL_OVER, regs[2]);
+	}
+	b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs[3]);
+	b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs[4]);
+	b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO1, regs[5]);
+	b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO2, regs[6]);
+	b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S1, regs[7]);
+	b43_phy_write(dev, B43_NPHY_RFCTL_OVER, regs[8]);
+	b43_phy_write(dev, B43_NPHY_PAPD_EN0, regs[9]);
+	b43_phy_write(dev, B43_NPHY_PAPD_EN1, regs[10]);
+}
+
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCalPhySetup */
+static void b43_nphy_rx_cal_phy_setup(struct b43_wldev *dev, u8 core)
+{
+	u8 rxval, txval;
+	u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs;
+
+	regs[0] = b43_phy_read(dev, B43_NPHY_RFSEQCA);
+	if (core == 0) {
+		regs[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C1);
+		regs[2] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER1);
+	} else {
+		regs[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C2);
+		regs[2] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
+	}
+	regs[3] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1);
+	regs[4] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
+	regs[5] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO1);
+	regs[6] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO2);
+	regs[7] = b43_phy_read(dev, B43_NPHY_TXF_40CO_B1S1);
+	regs[8] = b43_phy_read(dev, B43_NPHY_RFCTL_OVER);
+	regs[9] = b43_phy_read(dev, B43_NPHY_PAPD_EN0);
+	regs[10] = b43_phy_read(dev, B43_NPHY_PAPD_EN1);
+
+	b43_phy_mask(dev, B43_NPHY_PAPD_EN0, ~0x0001);
+	b43_phy_mask(dev, B43_NPHY_PAPD_EN1, ~0x0001);
+
+	b43_phy_maskset(dev, B43_NPHY_RFSEQCA, (u16)~B43_NPHY_RFSEQCA_RXDIS,
+			((1 - core) << B43_NPHY_RFSEQCA_RXDIS_SHIFT));
+	b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_TXEN,
+			((1 - core) << B43_NPHY_RFSEQCA_TXEN_SHIFT));
+	b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_RXEN,
+			(core << B43_NPHY_RFSEQCA_RXEN_SHIFT));
+	b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_TXDIS,
+			(core << B43_NPHY_RFSEQCA_TXDIS_SHIFT));
+
+	if (core == 0) {
+		b43_phy_mask(dev, B43_NPHY_AFECTL_C1, ~0x0007);
+		b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x0007);
+	} else {
+		b43_phy_mask(dev, B43_NPHY_AFECTL_C2, ~0x0007);
+		b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0007);
+	}
+
+	/* TODO: Call N PHY RF Ctrl Intc Override with 2, 0, 3 as arguments */
+	/* TODO: Call N PHY RF Intc Override with 8, 0, 3, 0 as arguments */
+	b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RX2TX);
+
+	if (core == 0) {
+		rxval = 1;
+		txval = 8;
+	} else {
+		rxval = 4;
+		txval = 2;
+	}
+
+	/* TODO: Call N PHY RF Ctrl Intc Override with 1, rxval, (core + 1) */
+	/* TODO: Call N PHY RF Ctrl Intc Override with 1, txval, (2 - core) */
+}
+
 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalcRxIqComp */
 static void b43_nphy_calc_rx_iq_comp(struct b43_wldev *dev, u8 mask)
 {
@@ -653,6 +687,386 @@ static void b43_nphy_stay_in_carrier_search(struct b43_wldev *dev, bool enable)
 	}
 }
 
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/stop-playback */
+static void b43_nphy_stop_playback(struct b43_wldev *dev)
+{
+	struct b43_phy_n *nphy = dev->phy.n;
+	u16 tmp;
+
+	if (nphy->hang_avoid)
+		b43_nphy_stay_in_carrier_search(dev, 1);
+
+	tmp = b43_phy_read(dev, B43_NPHY_SAMP_STAT);
+	if (tmp & 0x1)
+		b43_phy_set(dev, B43_NPHY_SAMP_CMD, B43_NPHY_SAMP_CMD_STOP);
+	else if (tmp & 0x2)
+		b43_phy_mask(dev, B43_NPHY_IQLOCAL_CMDGCTL, (u16)~0x8000);
+
+	b43_phy_mask(dev, B43_NPHY_SAMP_CMD, ~0x0004);
+
+	if (nphy->bb_mult_save & 0x80000000) {
+		tmp = nphy->bb_mult_save & 0xFFFF;
+		b43_ntab_write(dev, B43_NTAB16(15, 87), tmp);
+		nphy->bb_mult_save = 0;
+	}
+
+	if (nphy->hang_avoid)
+		b43_nphy_stay_in_carrier_search(dev, 0);
+}
+
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/WorkaroundsGainCtrl */
+static void b43_nphy_gain_crtl_workarounds(struct b43_wldev *dev)
+{
+	struct b43_phy_n *nphy = dev->phy.n;
+	u8 i, j;
+	u8 code;
+
+	/* TODO: for PHY >= 3
+	s8 *lna1_gain, *lna2_gain;
+	u8 *gain_db, *gain_bits;
+	u16 *rfseq_init;
+	u8 lpf_gain[6] = { 0x00, 0x06, 0x0C, 0x12, 0x12, 0x12 };
+	u8 lpf_bits[6] = { 0, 1, 2, 3, 3, 3 };
+	*/
+
+	u8 rfseq_events[3] = { 6, 8, 7 };
+	u8 rfseq_delays[3] = { 10, 30, 1 };
+
+	if (dev->phy.rev >= 3) {
+		/* TODO */
+	} else {
+		/* Set Clip 2 detect */
+		b43_phy_set(dev, B43_NPHY_C1_CGAINI,
+				B43_NPHY_C1_CGAINI_CL2DETECT);
+		b43_phy_set(dev, B43_NPHY_C2_CGAINI,
+				B43_NPHY_C2_CGAINI_CL2DETECT);
+
+		/* Set narrowband clip threshold */
+		b43_phy_set(dev, B43_NPHY_C1_NBCLIPTHRES, 0x84);
+		b43_phy_set(dev, B43_NPHY_C2_NBCLIPTHRES, 0x84);
+
+		if (!dev->phy.is_40mhz) {
+			/* Set dwell lengths */
+			b43_phy_set(dev, B43_NPHY_CLIP1_NBDWELL_LEN, 0x002B);
+			b43_phy_set(dev, B43_NPHY_CLIP2_NBDWELL_LEN, 0x002B);
+			b43_phy_set(dev, B43_NPHY_W1CLIP1_DWELL_LEN, 0x0009);
+			b43_phy_set(dev, B43_NPHY_W1CLIP2_DWELL_LEN, 0x0009);
+		}
+
+		/* Set wideband clip 2 threshold */
+		b43_phy_maskset(dev, B43_NPHY_C1_CLIPWBTHRES,
+				~B43_NPHY_C1_CLIPWBTHRES_CLIP2,
+				21);
+		b43_phy_maskset(dev, B43_NPHY_C2_CLIPWBTHRES,
+				~B43_NPHY_C2_CLIPWBTHRES_CLIP2,
+				21);
+
+		if (!dev->phy.is_40mhz) {
+			b43_phy_maskset(dev, B43_NPHY_C1_CGAINI,
+				~B43_NPHY_C1_CGAINI_GAINBKOFF, 0x1);
+			b43_phy_maskset(dev, B43_NPHY_C2_CGAINI,
+				~B43_NPHY_C2_CGAINI_GAINBKOFF, 0x1);
+			b43_phy_maskset(dev, B43_NPHY_C1_CCK_CGAINI,
+				~B43_NPHY_C1_CCK_CGAINI_GAINBKOFF, 0x1);
+			b43_phy_maskset(dev, B43_NPHY_C2_CCK_CGAINI,
+				~B43_NPHY_C2_CCK_CGAINI_GAINBKOFF, 0x1);
+		}
+
+		b43_phy_set(dev, B43_NPHY_CCK_SHIFTB_REF, 0x809C);
+
+		if (nphy->gain_boost) {
+			if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ &&
+			    dev->phy.is_40mhz)
+				code = 4;
+			else
+				code = 5;
+		} else {
+			code = dev->phy.is_40mhz ? 6 : 7;
+		}
+
+		/* Set HPVGA2 index */
+		b43_phy_maskset(dev, B43_NPHY_C1_INITGAIN,
+				~B43_NPHY_C1_INITGAIN_HPVGA2,
+				code << B43_NPHY_C1_INITGAIN_HPVGA2_SHIFT);
+		b43_phy_maskset(dev, B43_NPHY_C2_INITGAIN,
+				~B43_NPHY_C2_INITGAIN_HPVGA2,
+				code << B43_NPHY_C2_INITGAIN_HPVGA2_SHIFT);
+
+		b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x1D06);
+		b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
+					(code << 8 | 0x7C));
+		b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
+					(code << 8 | 0x7C));
+
+		/* TODO: b43_nphy_adjust_lna_gain_table(dev); */
+
+		if (nphy->elna_gain_config) {
+			b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x0808);
+			b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0);
+			b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
+			b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
+			b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
+
+			b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x0C08);
+			b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0);
+			b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
+			b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
+			b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
+
+			b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x1D06);
+			b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
+					(code << 8 | 0x74));
+			b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
+					(code << 8 | 0x74));
+		}
+
+		if (dev->phy.rev == 2) {
+			for (i = 0; i < 4; i++) {
+				b43_phy_write(dev, B43_NPHY_TABLE_ADDR,
+						(0x0400 * i) + 0x0020);
+				for (j = 0; j < 21; j++)
+					b43_phy_write(dev,
+						B43_NPHY_TABLE_DATALO, 3 * j);
+			}
+
+			b43_nphy_set_rf_sequence(dev, 5,
+					rfseq_events, rfseq_delays, 3);
+			b43_phy_maskset(dev, B43_NPHY_OVER_DGAIN1,
+				(u16)~B43_NPHY_OVER_DGAIN_CCKDGECV,
+				0x5A << B43_NPHY_OVER_DGAIN_CCKDGECV_SHIFT);
+
+			if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
+				b43_phy_maskset(dev, B43_PHY_N(0xC5D),
+						0xFF80, 4);
+		}
+	}
+}
+
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/Workarounds */
+static void b43_nphy_workarounds(struct b43_wldev *dev)
+{
+	struct ssb_bus *bus = dev->dev->bus;
+	struct b43_phy *phy = &dev->phy;
+	struct b43_phy_n *nphy = phy->n;
+
+	u8 events1[7] = { 0x0, 0x1, 0x2, 0x8, 0x4, 0x5, 0x3 };
+	u8 delays1[7] = { 0x8, 0x6, 0x6, 0x2, 0x4, 0x3C, 0x1 };
+
+	u8 events2[7] = { 0x0, 0x3, 0x5, 0x4, 0x2, 0x1, 0x8 };
+	u8 delays2[7] = { 0x8, 0x6, 0x2, 0x4, 0x4, 0x6, 0x1 };
+
+	if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
+		b43_nphy_classifier(dev, 1, 0);
+	else
+		b43_nphy_classifier(dev, 1, 1);
+
+	if (nphy->hang_avoid)
+		b43_nphy_stay_in_carrier_search(dev, 1);
+
+	b43_phy_set(dev, B43_NPHY_IQFLIP,
+		    B43_NPHY_IQFLIP_ADC1 | B43_NPHY_IQFLIP_ADC2);
+
+	if (dev->phy.rev >= 3) {
+		/* TODO */
+	} else {
+		if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ &&
+		    nphy->band5g_pwrgain) {
+			b43_radio_mask(dev, B2055_C1_TX_RF_SPARE, ~0x8);
+			b43_radio_mask(dev, B2055_C2_TX_RF_SPARE, ~0x8);
+		} else {
+			b43_radio_set(dev, B2055_C1_TX_RF_SPARE, 0x8);
+			b43_radio_set(dev, B2055_C2_TX_RF_SPARE, 0x8);
+		}
+
+		/* TODO: convert to b43_ntab_write? */
+		b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2000);
+		b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x000A);
+		b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2010);
+		b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x000A);
+		b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2002);
+		b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0xCDAA);
+		b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2012);
+		b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0xCDAA);
+
+		if (dev->phy.rev < 2) {
+			b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2008);
+			b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0000);
+			b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2018);
+			b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0000);
+			b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2007);
+			b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x7AAB);
+			b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2017);
+			b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x7AAB);
+			b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2006);
+			b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0800);
+			b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2016);
+			b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0800);
+		}
+
+		b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO1, 0x2D8);
+		b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0x301);
+		b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO2, 0x2D8);
+		b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0x301);
+
+		if (bus->sprom.boardflags2_lo & 0x100 &&
+		    bus->boardinfo.type == 0x8B) {
+			delays1[0] = 0x1;
+			delays1[5] = 0x14;
+		}
+		b43_nphy_set_rf_sequence(dev, 0, events1, delays1, 7);
+		b43_nphy_set_rf_sequence(dev, 1, events2, delays2, 7);
+
+		b43_nphy_gain_crtl_workarounds(dev);
+
+		if (dev->phy.rev < 2) {
+			if (b43_phy_read(dev, B43_NPHY_RXCTL) & 0x2)
+				; /*TODO: b43_mhf(dev, 2, 0x0010, 0x0010, 3);*/
+		} else if (dev->phy.rev == 2) {
+			b43_phy_write(dev, B43_NPHY_CRSCHECK2, 0);
+			b43_phy_write(dev, B43_NPHY_CRSCHECK3, 0);
+		}
+
+		if (dev->phy.rev < 2)
+			b43_phy_mask(dev, B43_NPHY_SCRAM_SIGCTL,
+					~B43_NPHY_SCRAM_SIGCTL_SCM);
+
+		/* Set phase track alpha and beta */
+		b43_phy_write(dev, B43_NPHY_PHASETR_A0, 0x125);
+		b43_phy_write(dev, B43_NPHY_PHASETR_A1, 0x1B3);
+		b43_phy_write(dev, B43_NPHY_PHASETR_A2, 0x105);
+		b43_phy_write(dev, B43_NPHY_PHASETR_B0, 0x16E);
+		b43_phy_write(dev, B43_NPHY_PHASETR_B1, 0xCD);
+		b43_phy_write(dev, B43_NPHY_PHASETR_B2, 0x20);
+
+		b43_phy_mask(dev, B43_NPHY_PIL_DW1,
+				(u16)~B43_NPHY_PIL_DW_64QAM);
+		b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B1, 0xB5);
+		b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B2, 0xA4);
+		b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B3, 0x00);
+
+		if (dev->phy.rev == 2)
+			b43_phy_set(dev, B43_NPHY_FINERX2_CGC,
+					B43_NPHY_FINERX2_CGC_DECGC);
+	}
+
+	if (nphy->hang_avoid)
+		b43_nphy_stay_in_carrier_search(dev, 0);
+}
+
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/GenLoadSamples */
+static u16 b43_nphy_gen_load_samples(struct b43_wldev *dev, u32 freq, u16 max,
+					bool test)
+{
+	int i;
+	u16 bw, len, rot, angle;
+	struct b43_c32 *samples;
+
+
+	bw = (dev->phy.is_40mhz) ? 40 : 20;
+	len = bw << 3;
+
+	if (test) {
+		if (b43_phy_read(dev, B43_NPHY_BBCFG) & B43_NPHY_BBCFG_RSTRX)
+			bw = 82;
+		else
+			bw = 80;
+
+		if (dev->phy.is_40mhz)
+			bw <<= 1;
+
+		len = bw << 1;
+	}
+
+	samples = kzalloc(len * sizeof(struct b43_c32), GFP_KERNEL);
+	rot = (((freq * 36) / bw) << 16) / 100;
+	angle = 0;
+
+	for (i = 0; i < len; i++) {
+		samples[i] = b43_cordic(angle);
+		angle += rot;
+		samples[i].q = CORDIC_CONVERT(samples[i].q * max);
+		samples[i].i = CORDIC_CONVERT(samples[i].i * max);
+	}
+
+	/* TODO: Call N PHY Load Sample Table with buffer, len as arguments */
+	kfree(samples);
+	return len;
+}
+
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RunSamples */
+static void b43_nphy_run_samples(struct b43_wldev *dev, u16 samps, u16 loops,
+					u16 wait, bool iqmode, bool dac_test)
+{
+	struct b43_phy_n *nphy = dev->phy.n;
+	int i;
+	u16 seq_mode;
+	u32 tmp;
+
+	if (nphy->hang_avoid)
+		b43_nphy_stay_in_carrier_search(dev, true);
+
+	if ((nphy->bb_mult_save & 0x80000000) == 0) {
+		tmp = b43_ntab_read(dev, B43_NTAB16(15, 87));
+		nphy->bb_mult_save = (tmp & 0xFFFF) | 0x80000000;
+	}
+
+	if (!dev->phy.is_40mhz)
+		tmp = 0x6464;
+	else
+		tmp = 0x4747;
+	b43_ntab_write(dev, B43_NTAB16(15, 87), tmp);
+
+	if (nphy->hang_avoid)
+		b43_nphy_stay_in_carrier_search(dev, false);
+
+	b43_phy_write(dev, B43_NPHY_SAMP_DEPCNT, (samps - 1));
+
+	if (loops != 0xFFFF)
+		b43_phy_write(dev, B43_NPHY_SAMP_LOOPCNT, (loops - 1));
+	else
+		b43_phy_write(dev, B43_NPHY_SAMP_LOOPCNT, loops);
+
+	b43_phy_write(dev, B43_NPHY_SAMP_WAITCNT, wait);
+
+	seq_mode = b43_phy_read(dev, B43_NPHY_RFSEQMODE);
+
+	b43_phy_set(dev, B43_NPHY_RFSEQMODE, B43_NPHY_RFSEQMODE_CAOVER);
+	if (iqmode) {
+		b43_phy_mask(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x7FFF);
+		b43_phy_set(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x8000);
+	} else {
+		if (dac_test)
+			b43_phy_write(dev, B43_NPHY_SAMP_CMD, 5);
+		else
+			b43_phy_write(dev, B43_NPHY_SAMP_CMD, 1);
+	}
+	for (i = 0; i < 100; i++) {
+		if (b43_phy_read(dev, B43_NPHY_RFSEQST) & 1) {
+			i = 0;
+			break;
+		}
+		udelay(10);
+	}
+	if (i)
+		b43err(dev->wl, "run samples timeout\n");
+
+	b43_phy_write(dev, B43_NPHY_RFSEQMODE, seq_mode);
+}
+
+/*
+ * Transmits a known value for LO calibration
+ * http://bcm-v4.sipsolutions.net/802.11/PHY/N/TXTone
+ */
+static int b43_nphy_tx_tone(struct b43_wldev *dev, u32 freq, u16 max_val,
+				bool iqmode, bool dac_test)
+{
+	u16 samp = b43_nphy_gen_load_samples(dev, freq, max_val, dac_test);
+	if (samp == 0)
+		return -1;
+	b43_nphy_run_samples(dev, samp, 0xFFFF, 0, iqmode, dac_test);
+	return 0;
+}
+
 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrCtrlCoefSetup */
 static void b43_nphy_tx_pwr_ctrl_coef_setup(struct b43_wldev *dev)
 {
@@ -666,8 +1080,7 @@ static void b43_nphy_tx_pwr_ctrl_coef_setup(struct b43_wldev *dev)
 	if (nphy->hang_avoid)
 		b43_nphy_stay_in_carrier_search(dev, true);
 
-	/* TODO: Read an N PHY Table with ID 15, length 7, offset 80,
-		width 16, and data pointer buffer */
+	b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 7, buffer);
 
 	for (i = 0; i < 2; i++) {
 		tmp = ((buffer[i * 2] & 0x3FF) << 10) |
@@ -720,15 +1133,32 @@ static void b43_nphy_tx_pwr_ctrl_coef_setup(struct b43_wldev *dev)
 		b43_nphy_stay_in_carrier_search(dev, false);
 }
 
-enum b43_nphy_rf_sequence {
-	B43_RFSEQ_RX2TX,
-	B43_RFSEQ_TX2RX,
-	B43_RFSEQ_RESET2RX,
-	B43_RFSEQ_UPDATE_GAINH,
-	B43_RFSEQ_UPDATE_GAINL,
-	B43_RFSEQ_UPDATE_GAINU,
-};
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetRfSeq */
+static void b43_nphy_set_rf_sequence(struct b43_wldev *dev, u8 cmd,
+					u8 *events, u8 *delays, u8 length)
+{
+	struct b43_phy_n *nphy = dev->phy.n;
+	u8 i;
+	u8 end = (dev->phy.rev >= 3) ? 0x1F : 0x0F;
+	u16 offset1 = cmd << 4;
+	u16 offset2 = offset1 + 0x80;
 
+	if (nphy->hang_avoid)
+		b43_nphy_stay_in_carrier_search(dev, true);
+
+	b43_ntab_write_bulk(dev, B43_NTAB8(7, offset1), length, events);
+	b43_ntab_write_bulk(dev, B43_NTAB8(7, offset2), length, delays);
+
+	for (i = length; i < 16; i++) {
+		b43_ntab_write(dev, B43_NTAB8(7, offset1 + i), end);
+		b43_ntab_write(dev, B43_NTAB8(7, offset2 + i), 1);
+	}
+
+	if (nphy->hang_avoid)
+		b43_nphy_stay_in_carrier_search(dev, false);
+}
+
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ForceRFSeq */
 static void b43_nphy_force_rf_sequence(struct b43_wldev *dev,
 				       enum b43_nphy_rf_sequence seq)
 {
@@ -741,6 +1171,7 @@ static void b43_nphy_force_rf_sequence(struct b43_wldev *dev,
 		[B43_RFSEQ_UPDATE_GAINU]	= B43_NPHY_RFSEQTR_UPGU,
 	};
 	int i;
+	u16 seq_mode = b43_phy_read(dev, B43_NPHY_RFSEQMODE);
 
 	B43_WARN_ON(seq >= ARRAY_SIZE(trigger));
 
@@ -754,8 +1185,83 @@ static void b43_nphy_force_rf_sequence(struct b43_wldev *dev,
 	}
 	b43err(dev->wl, "RF sequence status timeout\n");
 ok:
-	b43_phy_mask(dev, B43_NPHY_RFSEQMODE,
-		     ~(B43_NPHY_RFSEQMODE_CAOVER | B43_NPHY_RFSEQMODE_TROVER));
+	b43_phy_write(dev, B43_NPHY_RFSEQMODE, seq_mode);
+}
+
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlOverride */
+static void b43_nphy_rf_control_override(struct b43_wldev *dev, u16 field,
+						u16 value, u8 core, bool off)
+{
+	int i;
+	u8 index = fls(field);
+	u8 addr, en_addr, val_addr;
+	/* we expect only one bit set */
+	B43_WARN_ON(field & (~(1 << (index - 1))));
+
+	if (dev->phy.rev >= 3) {
+		const struct nphy_rf_control_override_rev3 *rf_ctrl;
+		for (i = 0; i < 2; i++) {
+			if (index == 0 || index == 16) {
+				b43err(dev->wl,
+					"Unsupported RF Ctrl Override call\n");
+				return;
+			}
+
+			rf_ctrl = &tbl_rf_control_override_rev3[index - 1];
+			en_addr = B43_PHY_N((i == 0) ?
+				rf_ctrl->en_addr0 : rf_ctrl->en_addr1);
+			val_addr = B43_PHY_N((i == 0) ?
+				rf_ctrl->val_addr0 : rf_ctrl->val_addr1);
+
+			if (off) {
+				b43_phy_mask(dev, en_addr, ~(field));
+				b43_phy_mask(dev, val_addr,
+						~(rf_ctrl->val_mask));
+			} else {
+				if (core == 0 || ((1 << core) & i) != 0) {
+					b43_phy_set(dev, en_addr, field);
+					b43_phy_maskset(dev, val_addr,
+						~(rf_ctrl->val_mask),
+						(value << rf_ctrl->val_shift));
+				}
+			}
+		}
+	} else {
+		const struct nphy_rf_control_override_rev2 *rf_ctrl;
+		if (off) {
+			b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~(field));
+			value = 0;
+		} else {
+			b43_phy_set(dev, B43_NPHY_RFCTL_OVER, field);
+		}
+
+		for (i = 0; i < 2; i++) {
+			if (index <= 1 || index == 16) {
+				b43err(dev->wl,
+					"Unsupported RF Ctrl Override call\n");
+				return;
+			}
+
+			if (index == 2 || index == 10 ||
+			    (index >= 13 && index <= 15)) {
+				core = 1;
+			}
+
+			rf_ctrl = &tbl_rf_control_override_rev2[index - 2];
+			addr = B43_PHY_N((i == 0) ?
+				rf_ctrl->addr0 : rf_ctrl->addr1);
+
+			if ((core & (1 << i)) != 0)
+				b43_phy_maskset(dev, addr, ~(rf_ctrl->bmask),
+						(value << rf_ctrl->shift));
+
+			b43_phy_set(dev, B43_NPHY_RFCTL_OVER, 0x1);
+			b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
+					B43_NPHY_RFCTL_CMD_START);
+			udelay(1);
+			b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, 0xFFFE);
+		}
+	}
 }
 
 static void b43_nphy_bphy_init(struct b43_wldev *dev)
@@ -837,66 +1343,151 @@ static void b43_nphy_scale_offset_rssi(struct b43_wldev *dev, u16 scale,
 		b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_TSSI, tmp);
 }
 
-/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSISel */
-static void b43_nphy_rssi_select(struct b43_wldev *dev, u8 code, u8 type)
+static void b43_nphy_rev2_rssi_select(struct b43_wldev *dev, u8 code, u8 type)
 {
 	u16 val;
 
-	if (dev->phy.rev >= 3) {
-		/* TODO */
-	} else {
-		if (type < 3)
-			val = 0;
-		else if (type == 6)
-			val = 1;
-		else if (type == 3)
-			val = 2;
-		else
-			val = 3;
+	if (type < 3)
+		val = 0;
+	else if (type == 6)
+		val = 1;
+	else if (type == 3)
+		val = 2;
+	else
+		val = 3;
 
-		val = (val << 12) | (val << 14);
-		b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, val);
-		b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, val);
+	val = (val << 12) | (val << 14);
+	b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, val);
+	b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, val);
 
+	if (type < 3) {
+		b43_phy_maskset(dev, B43_NPHY_RFCTL_RSSIO1, 0xFFCF,
+				(type + 1) << 4);
+		b43_phy_maskset(dev, B43_NPHY_RFCTL_RSSIO2, 0xFFCF,
+				(type + 1) << 4);
+	}
+
+	/* TODO use some definitions */
+	if (code == 0) {
+		b43_phy_maskset(dev, B43_NPHY_AFECTL_OVER, 0xCFFF, 0);
+		if (type < 3) {
+			b43_phy_maskset(dev, B43_NPHY_RFCTL_CMD, 0xFEC7, 0);
+			b43_phy_maskset(dev, B43_NPHY_RFCTL_OVER, 0xEFDC, 0);
+			b43_phy_maskset(dev, B43_NPHY_RFCTL_CMD, 0xFFFE, 0);
+			udelay(20);
+			b43_phy_maskset(dev, B43_NPHY_RFCTL_OVER, 0xFFFE, 0);
+		}
+	} else {
+		b43_phy_maskset(dev, B43_NPHY_AFECTL_OVER, 0xCFFF,
+				0x3000);
 		if (type < 3) {
-			b43_phy_maskset(dev, B43_NPHY_RFCTL_RSSIO1, 0xFFCF,
-					(type + 1) << 4);
-			b43_phy_maskset(dev, B43_NPHY_RFCTL_RSSIO2, 0xFFCF,
-					(type + 1) << 4);
+			b43_phy_maskset(dev, B43_NPHY_RFCTL_CMD,
+					0xFEC7, 0x0180);
+			b43_phy_maskset(dev, B43_NPHY_RFCTL_OVER,
+					0xEFDC, (code << 1 | 0x1021));
+			b43_phy_maskset(dev, B43_NPHY_RFCTL_CMD, 0xFFFE, 0x1);
+			udelay(20);
+			b43_phy_maskset(dev, B43_NPHY_RFCTL_OVER, 0xFFFE, 0);
 		}
+	}
+}
+
+static void b43_nphy_rev3_rssi_select(struct b43_wldev *dev, u8 code, u8 type)
+{
+	struct b43_phy_n *nphy = dev->phy.n;
+	u8 i;
+	u16 reg, val;
+
+	if (code == 0) {
+		b43_phy_mask(dev, B43_NPHY_AFECTL_OVER1, 0xFDFF);
+		b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, 0xFDFF);
+		b43_phy_mask(dev, B43_NPHY_AFECTL_C1, 0xFCFF);
+		b43_phy_mask(dev, B43_NPHY_AFECTL_C2, 0xFCFF);
+		b43_phy_mask(dev, B43_NPHY_TXF_40CO_B1S0, 0xFFDF);
+		b43_phy_mask(dev, B43_NPHY_TXF_40CO_B32S1, 0xFFDF);
+		b43_phy_mask(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0xFFC3);
+		b43_phy_mask(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0xFFC3);
+	} else {
+		for (i = 0; i < 2; i++) {
+			if ((code == 1 && i == 1) || (code == 2 && !i))
+				continue;
+
+			reg = (i == 0) ?
+				B43_NPHY_AFECTL_OVER1 : B43_NPHY_AFECTL_OVER;
+			b43_phy_maskset(dev, reg, 0xFDFF, 0x0200);
 
-		/* TODO use some definitions */
-		if (code == 0) {
-			b43_phy_maskset(dev, B43_NPHY_AFECTL_OVER, 0xCFFF, 0);
-			if (type < 3) {
-				b43_phy_maskset(dev, B43_NPHY_RFCTL_CMD,
-						0xFEC7, 0);
-				b43_phy_maskset(dev, B43_NPHY_RFCTL_OVER,
-						0xEFDC, 0);
-				b43_phy_maskset(dev, B43_NPHY_RFCTL_CMD,
-						0xFFFE, 0);
-				udelay(20);
-				b43_phy_maskset(dev, B43_NPHY_RFCTL_OVER,
-						0xFFFE, 0);
-			}
-		} else {
-			b43_phy_maskset(dev, B43_NPHY_AFECTL_OVER, 0xCFFF,
-					0x3000);
 			if (type < 3) {
-				b43_phy_maskset(dev, B43_NPHY_RFCTL_CMD,
-						0xFEC7, 0x0180);
-				b43_phy_maskset(dev, B43_NPHY_RFCTL_OVER,
-						0xEFDC, (code << 1 | 0x1021));
-				b43_phy_maskset(dev, B43_NPHY_RFCTL_CMD,
-						0xFFFE, 0x0001);
-				udelay(20);
-				b43_phy_maskset(dev, B43_NPHY_RFCTL_OVER,
-						0xFFFE, 0);
+				reg = (i == 0) ?
+					B43_NPHY_AFECTL_C1 :
+					B43_NPHY_AFECTL_C2;
+				b43_phy_maskset(dev, reg, 0xFCFF, 0);
+
+				reg = (i == 0) ?
+					B43_NPHY_RFCTL_LUT_TRSW_UP1 :
+					B43_NPHY_RFCTL_LUT_TRSW_UP2;
+				b43_phy_maskset(dev, reg, 0xFFC3, 0);
+
+				if (type == 0)
+					val = (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) ? 4 : 8;
+				else if (type == 1)
+					val = 16;
+				else
+					val = 32;
+				b43_phy_set(dev, reg, val);
+
+				reg = (i == 0) ?
+					B43_NPHY_TXF_40CO_B1S0 :
+					B43_NPHY_TXF_40CO_B32S1;
+				b43_phy_set(dev, reg, 0x0020);
+			} else {
+				if (type == 6)
+					val = 0x0100;
+				else if (type == 3)
+					val = 0x0200;
+				else
+					val = 0x0300;
+
+				reg = (i == 0) ?
+					B43_NPHY_AFECTL_C1 :
+					B43_NPHY_AFECTL_C2;
+
+				b43_phy_maskset(dev, reg, 0xFCFF, val);
+				b43_phy_maskset(dev, reg, 0xF3FF, val << 2);
+
+				if (type != 3 && type != 6) {
+					enum ieee80211_band band =
+						b43_current_band(dev->wl);
+
+					if ((nphy->ipa2g_on &&
+						band == IEEE80211_BAND_2GHZ) ||
+						(nphy->ipa5g_on &&
+						band == IEEE80211_BAND_5GHZ))
+						val = (band == IEEE80211_BAND_5GHZ) ? 0xC : 0xE;
+					else
+						val = 0x11;
+					reg = (i == 0) ? 0x2000 : 0x3000;
+					reg |= B2055_PADDRV;
+					b43_radio_write16(dev, reg, val);
+
+					reg = (i == 0) ?
+						B43_NPHY_AFECTL_OVER1 :
+						B43_NPHY_AFECTL_OVER;
+					b43_phy_set(dev, reg, 0x0200);
+				}
 			}
 		}
 	}
 }
 
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSISel */
+static void b43_nphy_rssi_select(struct b43_wldev *dev, u8 code, u8 type)
+{
+	if (dev->phy.rev >= 3)
+		b43_nphy_rev3_rssi_select(dev, code, type);
+	else
+		b43_nphy_rev2_rssi_select(dev, code, type);
+}
+
 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetRssi2055Vcm */
 static void b43_nphy_set_rssi_2055_vcm(struct b43_wldev *dev, u8 type, u8 *buf)
 {
@@ -1239,9 +1830,60 @@ static void b43_nphy_tx_cal_radio_setup(struct b43_wldev *dev)
 {
 	struct b43_phy_n *nphy = dev->phy.n;
 	u16 *save = nphy->tx_rx_cal_radio_saveregs;
+	u16 tmp;
+	u8 offset, i;
 
 	if (dev->phy.rev >= 3) {
-		/* TODO */
+	    for (i = 0; i < 2; i++) {
+		tmp = (i == 0) ? 0x2000 : 0x3000;
+		offset = i * 11;
+
+		save[offset + 0] = b43_radio_read16(dev, B2055_CAL_RVARCTL);
+		save[offset + 1] = b43_radio_read16(dev, B2055_CAL_LPOCTL);
+		save[offset + 2] = b43_radio_read16(dev, B2055_CAL_TS);
+		save[offset + 3] = b43_radio_read16(dev, B2055_CAL_RCCALRTS);
+		save[offset + 4] = b43_radio_read16(dev, B2055_CAL_RCALRTS);
+		save[offset + 5] = b43_radio_read16(dev, B2055_PADDRV);
+		save[offset + 6] = b43_radio_read16(dev, B2055_XOCTL1);
+		save[offset + 7] = b43_radio_read16(dev, B2055_XOCTL2);
+		save[offset + 8] = b43_radio_read16(dev, B2055_XOREGUL);
+		save[offset + 9] = b43_radio_read16(dev, B2055_XOMISC);
+		save[offset + 10] = b43_radio_read16(dev, B2055_PLL_LFC1);
+
+		if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) {
+			b43_radio_write16(dev, tmp | B2055_CAL_RVARCTL, 0x0A);
+			b43_radio_write16(dev, tmp | B2055_CAL_LPOCTL, 0x40);
+			b43_radio_write16(dev, tmp | B2055_CAL_TS, 0x55);
+			b43_radio_write16(dev, tmp | B2055_CAL_RCCALRTS, 0);
+			b43_radio_write16(dev, tmp | B2055_CAL_RCALRTS, 0);
+			if (nphy->ipa5g_on) {
+				b43_radio_write16(dev, tmp | B2055_PADDRV, 4);
+				b43_radio_write16(dev, tmp | B2055_XOCTL1, 1);
+			} else {
+				b43_radio_write16(dev, tmp | B2055_PADDRV, 0);
+				b43_radio_write16(dev, tmp | B2055_XOCTL1, 0x2F);
+			}
+			b43_radio_write16(dev, tmp | B2055_XOCTL2, 0);
+		} else {
+			b43_radio_write16(dev, tmp | B2055_CAL_RVARCTL, 0x06);
+			b43_radio_write16(dev, tmp | B2055_CAL_LPOCTL, 0x40);
+			b43_radio_write16(dev, tmp | B2055_CAL_TS, 0x55);
+			b43_radio_write16(dev, tmp | B2055_CAL_RCCALRTS, 0);
+			b43_radio_write16(dev, tmp | B2055_CAL_RCALRTS, 0);
+			b43_radio_write16(dev, tmp | B2055_XOCTL1, 0);
+			if (nphy->ipa2g_on) {
+				b43_radio_write16(dev, tmp | B2055_PADDRV, 6);
+				b43_radio_write16(dev, tmp | B2055_XOCTL2,
+					(dev->phy.rev < 5) ? 0x11 : 0x01);
+			} else {
+				b43_radio_write16(dev, tmp | B2055_PADDRV, 0);
+				b43_radio_write16(dev, tmp | B2055_XOCTL2, 0);
+			}
+		}
+		b43_radio_write16(dev, tmp | B2055_XOREGUL, 0);
+		b43_radio_write16(dev, tmp | B2055_XOMISC, 0);
+		b43_radio_write16(dev, tmp | B2055_PLL_LFC1, 0);
+	    }
 	} else {
 		save[0] = b43_radio_read16(dev, B2055_C1_TX_RF_IQCAL1);
 		b43_radio_write16(dev, B2055_C1_TX_RF_IQCAL1, 0x29);
@@ -1330,16 +1972,51 @@ static void b43_nphy_update_tx_cal_ladder(struct b43_wldev *dev, u16 core)
 	for (i = 0; i < 18; i++) {
 		scale = (ladder_lo[i].percent * tmp) / 100;
 		entry = ((scale & 0xFF) << 8) | ladder_lo[i].g_env;
-		/* TODO: Write an N PHY Table with ID 15, length 1,
-			offset i, width 16, and data entry */
+		b43_ntab_write(dev, B43_NTAB16(15, i), entry);
 
 		scale = (ladder_iq[i].percent * tmp) / 100;
 		entry = ((scale & 0xFF) << 8) | ladder_iq[i].g_env;
-		/* TODO: Write an N PHY Table with ID 15, length 1,
-			offset i + 32, width 16, and data entry */
+		b43_ntab_write(dev, B43_NTAB16(15, i + 32), entry);
 	}
 }
 
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ExtPaSetTxDigiFilts */
+static void b43_nphy_ext_pa_set_tx_dig_filters(struct b43_wldev *dev)
+{
+	int i;
+	for (i = 0; i < 15; i++)
+		b43_phy_write(dev, B43_PHY_N(0x2C5 + i),
+				tbl_tx_filter_coef_rev4[2][i]);
+}
+
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/IpaSetTxDigiFilts */
+static void b43_nphy_int_pa_set_tx_dig_filters(struct b43_wldev *dev)
+{
+	int i, j;
+	/* B43_NPHY_TXF_20CO_S0A1, B43_NPHY_TXF_40CO_S0A1, unknown */
+	u16 offset[] = { 0x186, 0x195, 0x2C5 };
+
+	for (i = 0; i < 3; i++)
+		for (j = 0; j < 15; j++)
+			b43_phy_write(dev, B43_PHY_N(offset[i] + j),
+					tbl_tx_filter_coef_rev4[i][j]);
+
+	if (dev->phy.is_40mhz) {
+		for (j = 0; j < 15; j++)
+			b43_phy_write(dev, B43_PHY_N(offset[0] + j),
+					tbl_tx_filter_coef_rev4[3][j]);
+	} else if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) {
+		for (j = 0; j < 15; j++)
+			b43_phy_write(dev, B43_PHY_N(offset[0] + j),
+					tbl_tx_filter_coef_rev4[5][j]);
+	}
+
+	if (dev->phy.channel == 14)
+		for (j = 0; j < 15; j++)
+			b43_phy_write(dev, B43_PHY_N(offset[0] + j),
+					tbl_tx_filter_coef_rev4[6][j]);
+}
+
 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/GetTxGain */
 static struct nphy_txgains b43_nphy_get_tx_gains(struct b43_wldev *dev)
 {
@@ -1354,8 +2031,7 @@ static struct nphy_txgains b43_nphy_get_tx_gains(struct b43_wldev *dev)
 
 		if (nphy->hang_avoid)
 			b43_nphy_stay_in_carrier_search(dev, true);
-		/* TODO: Read an N PHY Table with ID 7, length 2,
-			offset 0x110, width 16, and curr_gain */
+		b43_ntab_read_bulk(dev, B43_NTAB16(7, 0x110), 2, curr_gain);
 		if (nphy->hang_avoid)
 			b43_nphy_stay_in_carrier_search(dev, false);
 
@@ -1423,6 +2099,101 @@ static struct nphy_txgains b43_nphy_get_tx_gains(struct b43_wldev *dev)
 	return target;
 }
 
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxCalPhyCleanup */
+static void b43_nphy_tx_cal_phy_cleanup(struct b43_wldev *dev)
+{
+	u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs;
+
+	if (dev->phy.rev >= 3) {
+		b43_phy_write(dev, B43_NPHY_AFECTL_C1, regs[0]);
+		b43_phy_write(dev, B43_NPHY_AFECTL_C2, regs[1]);
+		b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, regs[2]);
+		b43_phy_write(dev, B43_NPHY_AFECTL_OVER, regs[3]);
+		b43_phy_write(dev, B43_NPHY_BBCFG, regs[4]);
+		b43_ntab_write(dev, B43_NTAB16(8, 3), regs[5]);
+		b43_ntab_write(dev, B43_NTAB16(8, 19), regs[6]);
+		b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs[7]);
+		b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs[8]);
+		b43_phy_write(dev, B43_NPHY_PAPD_EN0, regs[9]);
+		b43_phy_write(dev, B43_NPHY_PAPD_EN1, regs[10]);
+		b43_nphy_reset_cca(dev);
+	} else {
+		b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, regs[0]);
+		b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, regs[1]);
+		b43_phy_write(dev, B43_NPHY_AFECTL_OVER, regs[2]);
+		b43_ntab_write(dev, B43_NTAB16(8, 2), regs[3]);
+		b43_ntab_write(dev, B43_NTAB16(8, 18), regs[4]);
+		b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs[5]);
+		b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs[6]);
+	}
+}
+
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxCalPhySetup */
+static void b43_nphy_tx_cal_phy_setup(struct b43_wldev *dev)
+{
+	u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs;
+	u16 tmp;
+
+	regs[0] = b43_phy_read(dev, B43_NPHY_AFECTL_C1);
+	regs[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C2);
+	if (dev->phy.rev >= 3) {
+		b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0xF0FF, 0x0A00);
+		b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0xF0FF, 0x0A00);
+
+		tmp = b43_phy_read(dev, B43_NPHY_AFECTL_OVER1);
+		regs[2] = tmp;
+		b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, tmp | 0x0600);
+
+		tmp = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
+		regs[3] = tmp;
+		b43_phy_write(dev, B43_NPHY_AFECTL_OVER, tmp | 0x0600);
+
+		regs[4] = b43_phy_read(dev, B43_NPHY_BBCFG);
+		b43_phy_mask(dev, B43_NPHY_BBCFG, (u16)~B43_NPHY_BBCFG_RSTRX);
+
+		tmp = b43_ntab_read(dev, B43_NTAB16(8, 3));
+		regs[5] = tmp;
+		b43_ntab_write(dev, B43_NTAB16(8, 3), 0);
+
+		tmp = b43_ntab_read(dev, B43_NTAB16(8, 19));
+		regs[6] = tmp;
+		b43_ntab_write(dev, B43_NTAB16(8, 19), 0);
+		regs[7] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1);
+		regs[8] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
+
+		/* TODO: Call N PHY RF Ctrl Intc Override with 2, 1, 3 */
+		/* TODO: Call N PHY RF Ctrl Intc Override with 1, 2, 1 */
+		/* TODO: Call N PHY RF Ctrl Intc Override with 1, 8, 2 */
+
+		regs[9] = b43_phy_read(dev, B43_NPHY_PAPD_EN0);
+		regs[10] = b43_phy_read(dev, B43_NPHY_PAPD_EN1);
+		b43_phy_mask(dev, B43_NPHY_PAPD_EN0, ~0x0001);
+		b43_phy_mask(dev, B43_NPHY_PAPD_EN1, ~0x0001);
+	} else {
+		b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, 0xA000);
+		b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, 0xA000);
+		tmp = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
+		regs[2] = tmp;
+		b43_phy_write(dev, B43_NPHY_AFECTL_OVER, tmp | 0x3000);
+		tmp = b43_ntab_read(dev, B43_NTAB16(8, 2));
+		regs[3] = tmp;
+		tmp |= 0x2000;
+		b43_ntab_write(dev, B43_NTAB16(8, 2), tmp);
+		tmp = b43_ntab_read(dev, B43_NTAB16(8, 18));
+		regs[4] = tmp;
+		tmp |= 0x2000;
+		b43_ntab_write(dev, B43_NTAB16(8, 18), tmp);
+		regs[5] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1);
+		regs[6] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
+		if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ)
+			tmp = 0x0180;
+		else
+			tmp = 0x0120;
+		b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, tmp);
+		b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, tmp);
+	}
+}
+
 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RestoreCal */
 static void b43_nphy_restore_cal(struct b43_wldev *dev)
 {
@@ -1448,8 +2219,7 @@ static void b43_nphy_restore_cal(struct b43_wldev *dev)
 		loft = &nphy->cal_cache.txcal_coeffs_5G[5];
 	}
 
-	/* TODO: Write an N PHY table with ID 15, length 4, offset 80,
-		width 16, and data from table */
+	b43_ntab_write_bulk(dev, B43_NTAB16(15, 80), 4, table);
 
 	for (i = 0; i < 4; i++) {
 		if (dev->phy.rev >= 3)
@@ -1458,12 +2228,9 @@ static void b43_nphy_restore_cal(struct b43_wldev *dev)
 			coef[i] = 0;
 	}
 
-	/* TODO: Write an N PHY table with ID 15, length 4, offset 88,
-		width 16, and data from coef */
-	/* TODO: Write an N PHY table with ID 15, length 2, offset 85,
-		width 16 and data from loft */
-	/* TODO: Write an N PHY table with ID 15, length 2, offset 93,
-		width 16 and data from loft */
+	b43_ntab_write_bulk(dev, B43_NTAB16(15, 88), 4, coef);
+	b43_ntab_write_bulk(dev, B43_NTAB16(15, 85), 2, loft);
+	b43_ntab_write_bulk(dev, B43_NTAB16(15, 93), 2, loft);
 
 	if (dev->phy.rev < 2)
 		b43_nphy_tx_iq_workaround(dev);
@@ -1524,39 +2291,47 @@ static int b43_nphy_cal_tx_iq_lo(struct b43_wldev *dev,
 		nphy->hang_avoid = 0;
 	}
 
-	/* TODO: Read an N PHY Table with ID 7, length 2, offset 0x110,
-		width 16, and data pointer save */
+	b43_ntab_read_bulk(dev, B43_NTAB16(7, 0x110), 2, save);
 
 	for (i = 0; i < 2; i++) {
 		b43_nphy_iq_cal_gain_params(dev, i, target, &params[i]);
 		gain[i] = params[i].cal_gain;
 	}
-	/* TODO: Write an N PHY Table with ID 7, length 2, offset 0x110,
-		width 16, and data pointer gain */
+
+	b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, gain);
 
 	b43_nphy_tx_cal_radio_setup(dev);
-	/* TODO: Call N PHY TX Cal PHY Setup */
+	b43_nphy_tx_cal_phy_setup(dev);
 
 	phy6or5x = dev->phy.rev >= 6 ||
 		(dev->phy.rev == 5 && nphy->ipa2g_on &&
 		b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ);
 	if (phy6or5x) {
-		/* TODO */
+		if (dev->phy.is_40mhz) {
+			b43_ntab_write_bulk(dev, B43_NTAB16(15, 0), 18,
+					tbl_tx_iqlo_cal_loft_ladder_40);
+			b43_ntab_write_bulk(dev, B43_NTAB16(15, 32), 18,
+					tbl_tx_iqlo_cal_iqimb_ladder_40);
+		} else {
+			b43_ntab_write_bulk(dev, B43_NTAB16(15, 0), 18,
+					tbl_tx_iqlo_cal_loft_ladder_20);
+			b43_ntab_write_bulk(dev, B43_NTAB16(15, 32), 18,
+					tbl_tx_iqlo_cal_iqimb_ladder_20);
+		}
 	}
 
 	b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x8AA9);
 
-	if (1 /* FIXME: the band width is 20 MHz */)
+	if (!dev->phy.is_40mhz)
 		freq = 2500;
 	else
 		freq = 5000;
 
 	if (nphy->mphase_cal_phase_id > 2)
-		;/* TODO: Call N PHY Run Samples with (band width * 8),
-			0xFFFF, 0, 1, 0 as arguments */
+		b43_nphy_run_samples(dev, (dev->phy.is_40mhz ? 40 : 20) * 8,
+					0xFFFF, 0, true, false);
 	else
-		;/* TODO: Call N PHY TX Tone with freq, 250, 1, 0 as arguments
-			and save result as error */
+		error = b43_nphy_tx_tone(dev, freq, 250, true, false);
 
 	if (error == 0) {
 		if (nphy->mphase_cal_phase_id > 2) {
@@ -1582,8 +2357,7 @@ static int b43_nphy_cal_tx_iq_lo(struct b43_wldev *dev,
 			}
 		}
 
-		/* TODO: Write an N PHY Table with ID 15, length from above,
-			offset 64, width 16, and the data pointer from above */
+		b43_ntab_write_bulk(dev, B43_NTAB16(15, 64), length, table);
 
 		if (full) {
 			if (dev->phy.rev >= 3)
@@ -1631,14 +2405,12 @@ static int b43_nphy_cal_tx_iq_lo(struct b43_wldev *dev,
 			b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDNNUM, tmp);
 
 			if (type == 1 || type == 3 || type == 4) {
-				/* TODO: Read an N PHY Table with ID 15,
-					length 1, offset 69 + core,
-					width 16, and data pointer buffer */
+				buffer[0] = b43_ntab_read(dev,
+						B43_NTAB16(15, 69 + core));
 				diq_start = buffer[0];
 				buffer[0] = 0;
-				/* TODO: Write an N PHY Table with ID 15,
-					length 1, offset 69 + core, width 16,
-					and data of 0 */
+				b43_ntab_write(dev, B43_NTAB16(15, 69 + core),
+						0);
 			}
 
 			b43_phy_write(dev, B43_NPHY_IQLOCAL_CMD, cmd);
@@ -1649,12 +2421,10 @@ static int b43_nphy_cal_tx_iq_lo(struct b43_wldev *dev,
 				udelay(10);
 			}
 
-			/* TODO: Read an N PHY Table with ID 15,
-				length table_length, offset 96, width 16,
-				and data pointer buffer */
-			/* TODO: Write an N PHY Table with ID 15,
-				length table_length, offset 64, width 16,
-				and data pointer buffer */
+			b43_ntab_read_bulk(dev, B43_NTAB16(15, 96), length,
+						buffer);
+			b43_ntab_write_bulk(dev, B43_NTAB16(15, 64), length,
+						buffer);
 
 			if (type == 1 || type == 3 || type == 4)
 				buffer[0] = diq_start;
@@ -1666,30 +2436,27 @@ static int b43_nphy_cal_tx_iq_lo(struct b43_wldev *dev,
 		last = (dev->phy.rev < 3) ? 6 : 7;
 
 		if (!mphase || nphy->mphase_cal_phase_id == last) {
-			/* TODO: Write an N PHY Table with ID 15, length 4,
-				offset 96, width 16, and data pointer buffer */
-			/* TODO: Read an N PHY Table with ID 15, length 4,
-				offset 80, width 16, and data pointer buffer */
+			b43_ntab_write_bulk(dev, B43_NTAB16(15, 96), 4, buffer);
+			b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 4, buffer);
 			if (dev->phy.rev < 3) {
 				buffer[0] = 0;
 				buffer[1] = 0;
 				buffer[2] = 0;
 				buffer[3] = 0;
 			}
-			/* TODO: Write an N PHY Table with ID 15, length 4,
-				offset 88, width 16, and data pointer buffer */
-			/* TODO: Read an N PHY Table with ID 15, length 2,
-				offset 101, width 16, and data pointer buffer*/
-			/* TODO: Write an N PHY Table with ID 15, length 2,
-				offset 85, width 16, and data pointer buffer */
-			/* TODO: Write an N PHY Table with ID 15, length 2,
-				offset 93, width 16, and data pointer buffer */
+			b43_ntab_write_bulk(dev, B43_NTAB16(15, 88), 4,
+						buffer);
+			b43_ntab_write_bulk(dev, B43_NTAB16(15, 101), 2,
+						buffer);
+			b43_ntab_write_bulk(dev, B43_NTAB16(15, 85), 2,
+						buffer);
+			b43_ntab_write_bulk(dev, B43_NTAB16(15, 93), 2,
+						buffer);
 			length = 11;
 			if (dev->phy.rev < 3)
 				length -= 2;
-			/* TODO: Read an N PHY Table with ID 15, length length,
-				offset 96, width 16, and data pointer
-				nphy->txiqlocal_bestc */
+			b43_ntab_read_bulk(dev, B43_NTAB16(15, 96), length,
+						nphy->txiqlocal_bestc);
 			nphy->txiqlocal_coeffsvalid = true;
 			/* TODO: Set nphy->txiqlocal_chanspec to
 				the current channel */
@@ -1697,18 +2464,16 @@ static int b43_nphy_cal_tx_iq_lo(struct b43_wldev *dev,
 			length = 11;
 			if (dev->phy.rev < 3)
 				length -= 2;
-			/* TODO: Read an N PHY Table with ID 5, length length,
-				offset 96, width 16, and data pointer
-				nphy->mphase_txcal_bestcoeffs */
+			b43_ntab_read_bulk(dev, B43_NTAB16(15, 96), length,
+						nphy->mphase_txcal_bestcoeffs);
 		}
 
-		/* TODO: Call N PHY Stop Playback */
+		b43_nphy_stop_playback(dev);
 		b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0);
 	}
 
-	/* TODO: Call N PHY TX Cal PHY Cleanup */
-	/* TODO: Write an N PHY Table with ID 7, length 2, offset 0x110,
-		width 16, and data from save */
+	b43_nphy_tx_cal_phy_cleanup(dev);
+	b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, save);
 
 	if (dev->phy.rev < 2 && (!mphase || nphy->mphase_cal_phase_id == last))
 		b43_nphy_tx_iq_workaround(dev);
@@ -1739,7 +2504,7 @@ static int b43_nphy_rev2_cal_rx_iq(struct b43_wldev *dev,
 	u16 lna[3] = { 3, 3, 1 };
 	u16 hpf1[3] = { 7, 2, 0 };
 	u16 hpf2[3] = { 2, 0, 0 };
-	u32 power[3];
+	u32 power[3] = { };
 	u16 gain_save[2];
 	u16 cal_gain[2];
 	struct nphy_iqcal_params cal_params[2];
@@ -1752,14 +2517,12 @@ static int b43_nphy_rev2_cal_rx_iq(struct b43_wldev *dev,
 
 	if (dev->phy.rev < 2)
 		;/* TODO: Call N PHY Reapply TX Cal Coeffs */
-	/* TODO: Read an N PHY Table with ID 7, length 2, offset 0x110,
-		width 16, and data gain_save */
+	b43_ntab_read_bulk(dev, B43_NTAB16(7, 0x110), 2, gain_save);
 	for (i = 0; i < 2; i++) {
 		b43_nphy_iq_cal_gain_params(dev, i, target, &cal_params[i]);
 		cal_gain[i] = cal_params[i].cal_gain;
 	}
-	/* TODO: Write an N PHY Table with ID 7, length 2, offset 0x110,
-		width 16, and data from cal_gain */
+	b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, cal_gain);
 
 	for (i = 0; i < 2; i++) {
 		if (i == 0) {
@@ -1846,19 +2609,19 @@ static int b43_nphy_rev2_cal_rx_iq(struct b43_wldev *dev,
 
 			tmp[0] = ((cur_hpf2 << 8) | (cur_hpf1 << 4) |
 					(cur_lna << 2));
-			/* TODO:Call N PHY RF Ctrl Override with 0x400, tmp[0],
-				3, 0 as arguments */
-			/* TODO: Call N PHY Force RF Seq with 2 as argument */
-			/* TODO: Call N PHT Stop Playback */
+			b43_nphy_rf_control_override(dev, 0x400, tmp[0], 3,
+									false);
+			b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
+			b43_nphy_stop_playback(dev);
 
 			if (playtone) {
-				/* TODO: Call N PHY TX Tone with 4000,
-					(nphy_rxcalparams & 0xffff), 0, 0
-					as arguments and save result as ret */
+				ret = b43_nphy_tx_tone(dev, 4000,
+						(nphy->rxcalparams & 0xFFFF),
+						false, false);
 				playtone = false;
 			} else {
-				/* TODO: Call N PHY Run Samples with 160,
-					0xFFFF, 0, 0, 0 as arguments */
+				b43_nphy_run_samples(dev, 160, 0xFFFF, 0,
+							false, false);
 			}
 
 			if (ret == 0) {
@@ -1876,7 +2639,7 @@ static int b43_nphy_rev2_cal_rx_iq(struct b43_wldev *dev,
 				} else {
 					b43_nphy_calc_rx_iq_comp(dev, 1 << i);
 				}
-				/* TODO: Call N PHY Stop Playback */
+				b43_nphy_stop_playback(dev);
 			}
 
 			if (ret != 0)
@@ -1895,10 +2658,9 @@ static int b43_nphy_rev2_cal_rx_iq(struct b43_wldev *dev,
 			break;
 	}
 
-	/* TODO: Call N PHY RF Ctrl Override with 0x400, 0, 3, 1 as arguments*/
-	/* TODO: Call N PHY Force RF Seq with 2 as argument */
-	/* TODO: Write an N PHY Table with ID 7, length 2, offset 0x110,
-		width 16, and data from gain_save */
+	b43_nphy_rf_control_override(dev, 0x400, 0, 3, true);
+	b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
+	b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, gain_save);
 
 	b43_nphy_stay_in_carrier_search(dev, 0);
 
@@ -1990,8 +2752,8 @@ int b43_phy_initn(struct b43_wldev *dev)
 	b43_phy_write(dev, B43_NPHY_PLOAD_CSENSE_EXTLEN, 0x50);
 	b43_phy_write(dev, B43_NPHY_TXRIFS_FRDEL, 0x30);
 
-	/* TODO MIMO-Config */
-	/* TODO Update TX/RX chain */
+	b43_nphy_update_mimo_config(dev, nphy->preamble_override);
+	b43_nphy_update_txrx_chain(dev);
 
 	if (phy->rev < 2) {
 		b43_phy_write(dev, B43_NPHY_DUP40_GFBL, 0xAA8);
@@ -2007,9 +2769,9 @@ int b43_phy_initn(struct b43_wldev *dev)
 		b43_phy_set(dev, B43_NPHY_PAPD_EN1, 0x1);
 		b43_phy_maskset(dev, B43_NPHY_EPS_TABLE_ADJ1, 0x007F,
 				nphy->papd_epsilon_offset[1] << 7);
-		/* TODO N PHY IPA Set TX Dig Filters */
+		b43_nphy_int_pa_set_tx_dig_filters(dev);
 	} else if (phy->rev >= 5) {
-		/* TODO N PHY Ext PA Set TX Dig Filters */
+		b43_nphy_ext_pa_set_tx_dig_filters(dev);
 	}
 
 	b43_nphy_workarounds(dev);
@@ -2040,8 +2802,10 @@ int b43_phy_initn(struct b43_wldev *dev)
 	if (phy->rev >= 3) {
 		/* TODO */
 	} else {
-		/* TODO Write an N PHY table with ID 26, length 128, offset 192, width 32, and the data from Rev 2 TX Power Control Table */
-		/* TODO Write an N PHY table with ID 27, length 128, offset 192, width 32, and the data from Rev 2 TX Power Control Table */
+		b43_ntab_write_bulk(dev, B43_NTAB32(26, 192), 128,
+					b43_ntab_tx_gain_rev0_1_2);
+		b43_ntab_write_bulk(dev, B43_NTAB32(27, 192), 128,
+					b43_ntab_tx_gain_rev0_1_2);
 	}
 
 	if (nphy->phyrxchain != 3)

drivers/net/wireless/b43/phy_n.h

@@ -973,6 +973,12 @@ struct b43_phy_n {
 	bool hang_avoid;
 	bool mute;
 	u16 papd_epsilon_offset[2];
+	s32 preamble_override;
+	u32 bb_mult_save;
+
+	bool gain_boost;
+	bool elna_gain_config;
+	bool band5g_pwrgain;
 
 	u8 mphase_cal_phase_id;
 	u16 mphase_txcal_cmdidx;
@@ -985,6 +991,7 @@ struct b43_phy_n {
 	bool txiqlocal_coeffsvalid;
 	struct b43_phy_n_txpwrindex txpwrindex[2];
 
+	u8 txrx_chain;
 	u16 tx_rx_cal_phy_saveregs[11];
 	u16 tx_rx_cal_radio_saveregs[22];
 

drivers/net/wireless/b43/tables_nphy.c

@@ -2883,6 +2883,67 @@ const u16 tbl_tx_iqlo_cal_cmds_fullcal_nphyrev3[] = {
 	0x9084, 0x9267, 0x9056, 0x9234
 };
 
+const s16 tbl_tx_filter_coef_rev4[7][15] = {
+	{  -377,   137,  -407,   208, -1527,
+	    956,    93,   186,    93,   230,
+	    -44,   230,    20,  -191,   201 },
+	{   -77,    20,   -98,    49,   -93,
+	     60,    56,   111,    56,    26,
+	     -5,    26,    34,   -32,    34 },
+	{  -360,   164,  -376,   164, -1533,
+	    576,   308,  -314,   308,   121,
+	    -73,   121,    91,   124,    91 },
+	{  -295,   200,  -363,   142, -1391,
+	    826,   151,   301,   151,   151,
+	    301,   151,   602,  -752,   602 },
+	{   -92,    58,   -96,    49,  -104,
+	     44,    17,    35,    17,    12,
+	     25,    12,    13,    27,    13 },
+	{  -375,   136,  -399,   209, -1479,
+	    949,   130,   260,   130,   230,
+	    -44,   230,   201,  -191,   201 },
+	{ 0xed9,  0xc8, 0xe95,  0x8e, 0xa91,
+	  0x33a,  0x97, 0x12d,  0x97,  0x97,
+	  0x12d,  0x97, 0x25a, 0xd10, 0x25a }
+};
+
+/* addr0,  addr1,  bmask,  shift */
+const struct nphy_rf_control_override_rev2 tbl_rf_control_override_rev2[] = {
+	{ 0x78, 0x78, 0x0038,  3 }, /* for field == 0x0002 (fls == 2) */
+	{ 0x7A, 0x7D, 0x0001,  0 }, /* for field == 0x0004 (fls == 3) */
+	{ 0x7A, 0x7D, 0x0002,  1 }, /* for field == 0x0008 (fls == 4) */
+	{ 0x7A, 0x7D, 0x0004,  2 }, /* for field == 0x0010 (fls == 5) */
+	{ 0x7A, 0x7D, 0x0030,  4 }, /* for field == 0x0020 (fls == 6) */
+	{ 0x7A, 0x7D, 0x00C0,  6 }, /* for field == 0x0040 (fls == 7) */
+	{ 0x7A, 0x7D, 0x0100,  8 }, /* for field == 0x0080 (fls == 8) */
+	{ 0x7A, 0x7D, 0x0200,  9 }, /* for field == 0x0100 (fls == 9) */
+	{ 0x78, 0x78, 0x0004,  2 }, /* for field == 0x0200 (fls == 10) */
+	{ 0x7B, 0x7E, 0x01FF,  0 }, /* for field == 0x0400 (fls == 11) */
+	{ 0x7C, 0x7F, 0x01FF,  0 }, /* for field == 0x0800 (fls == 12) */
+	{ 0x78, 0x78, 0x0100,  8 }, /* for field == 0x1000 (fls == 13) */
+	{ 0x78, 0x78, 0x0200,  9 }, /* for field == 0x2000 (fls == 14) */
+	{ 0x78, 0x78, 0xF000, 12 }  /* for field == 0x4000 (fls == 15) */
+};
+
+/* val_mask, val_shift, en_addr0, val_addr0, en_addr1, val_addr1 */
+const struct nphy_rf_control_override_rev3 tbl_rf_control_override_rev3[] = {
+	{ 0x8000, 15, 0xE5, 0xF9, 0xE6, 0xFB }, /* field == 0x0001 (fls 1) */
+	{ 0x0001,  0, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0002 (fls 2) */
+	{ 0x0002,  1, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0004 (fls 3) */
+	{ 0x0004,  2, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0008 (fls 4) */
+	{ 0x0016,  4, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0010 (fls 5) */
+	{ 0x0020,  5, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0020 (fls 6) */
+	{ 0x0040,  6, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0040 (fls 7) */
+	{ 0x0080,  6, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0080 (fls 8) */
+	{ 0x0100,  7, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0100 (fls 9) */
+	{ 0x0007,  0, 0xE7, 0xF8, 0xEC, 0xFA }, /* field == 0x0200 (fls 10) */
+	{ 0x0070,  4, 0xE7, 0xF8, 0xEC, 0xFA }, /* field == 0x0400 (fls 11) */
+	{ 0xE000, 13, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0800 (fls 12) */
+	{ 0xFFFF,  0, 0xE7, 0x7B, 0xEC, 0x7E }, /* field == 0x1000 (fls 13) */
+	{ 0xFFFF,  0, 0xE7, 0x7C, 0xEC, 0x7F }, /* field == 0x2000 (fls 14) */
+	{ 0x00C0,  6, 0xE7, 0xF9, 0xEC, 0xFB }  /* field == 0x4000 (fls 15) */
+};
+
 static inline void assert_ntab_array_sizes(void)
 {
 #undef check
@@ -2919,6 +2980,72 @@ static inline void assert_ntab_array_sizes(void)
 #undef check
 }
 
+u32 b43_ntab_read(struct b43_wldev *dev, u32 offset)
+{
+	u32 type, value;
+
+	type = offset & B43_NTAB_TYPEMASK;
+	offset &= ~B43_NTAB_TYPEMASK;
+	B43_WARN_ON(offset > 0xFFFF);
+
+	switch (type) {
+	case B43_NTAB_8BIT:
+		b43_phy_write(dev, B43_NPHY_TABLE_ADDR, offset);
+		value = b43_phy_read(dev, B43_NPHY_TABLE_DATALO) & 0xFF;
+		break;
+	case B43_NTAB_16BIT:
+		b43_phy_write(dev, B43_NPHY_TABLE_ADDR, offset);
+		value = b43_phy_read(dev, B43_NPHY_TABLE_DATALO);
+		break;
+	case B43_NTAB_32BIT:
+		b43_phy_write(dev, B43_NPHY_TABLE_ADDR, offset);
+		value = b43_phy_read(dev, B43_NPHY_TABLE_DATAHI);
+		value <<= 16;
+		value |= b43_phy_read(dev, B43_NPHY_TABLE_DATALO);
+		break;
+	default:
+		B43_WARN_ON(1);
+		value = 0;
+	}
+
+	return value;
+}
+
+void b43_ntab_read_bulk(struct b43_wldev *dev, u32 offset,
+			 unsigned int nr_elements, void *_data)
+{
+	u32 type;
+	u8 *data = _data;
+	unsigned int i;
+
+	type = offset & B43_NTAB_TYPEMASK;
+	offset &= ~B43_NTAB_TYPEMASK;
+	B43_WARN_ON(offset > 0xFFFF);
+
+	b43_phy_write(dev, B43_NPHY_TABLE_ADDR, offset);
+
+	for (i = 0; i < nr_elements; i++) {
+		switch (type) {
+		case B43_NTAB_8BIT:
+			*data = b43_phy_read(dev, B43_NPHY_TABLE_DATALO) & 0xFF;
+			data++;
+			break;
+		case B43_NTAB_16BIT:
+			*((u16 *)data) = b43_phy_read(dev, B43_NPHY_TABLE_DATALO);
+			data += 2;
+			break;
+		case B43_NTAB_32BIT:
+			*((u32 *)data) = b43_phy_read(dev, B43_NPHY_TABLE_DATAHI);
+			*((u32 *)data) <<= 16;
+			*((u32 *)data) |= b43_phy_read(dev, B43_NPHY_TABLE_DATALO);
+			data += 4;
+			break;
+		default:
+			B43_WARN_ON(1);
+		}
+	}
+}
+
 void b43_ntab_write(struct b43_wldev *dev, u32 offset, u32 value)
 {
 	u32 type;
@@ -2952,6 +3079,46 @@ void b43_ntab_write(struct b43_wldev *dev, u32 offset, u32 value)
 	assert_ntab_array_sizes();
 }
 
+void b43_ntab_write_bulk(struct b43_wldev *dev, u32 offset,
+			  unsigned int nr_elements, const void *_data)
+{
+	u32 type, value;
+	const u8 *data = _data;
+	unsigned int i;
+
+	type = offset & B43_NTAB_TYPEMASK;
+	offset &= ~B43_NTAB_TYPEMASK;
+	B43_WARN_ON(offset > 0xFFFF);
+
+	b43_phy_write(dev, B43_NPHY_TABLE_ADDR, offset);
+
+	for (i = 0; i < nr_elements; i++) {
+		switch (type) {
+		case B43_NTAB_8BIT:
+			value = *data;
+			data++;
+			B43_WARN_ON(value & ~0xFF);
+			b43_phy_write(dev, B43_NPHY_TABLE_DATALO, value);
+			break;
+		case B43_NTAB_16BIT:
+			value = *((u16 *)data);
+			data += 2;
+			B43_WARN_ON(value & ~0xFFFF);
+			b43_phy_write(dev, B43_NPHY_TABLE_DATALO, value);
+			break;
+		case B43_NTAB_32BIT:
+			value = *((u32 *)data);
+			data += 4;
+			b43_phy_write(dev, B43_NPHY_TABLE_DATAHI, value >> 16);
+			b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
+					value & 0xFFFF);
+			break;
+		default:
+			B43_WARN_ON(1);
+		}
+	}
+}
+
 #define ntab_upload(dev, offset, data) do { \
 		unsigned int i;						\
 		for (i = 0; i < (offset##_SIZE); i++)			\

drivers/net/wireless/b43/tables_nphy.h

@@ -51,6 +51,22 @@ struct nphy_txiqcal_ladder {
 	u8 g_env;
 };
 
+struct nphy_rf_control_override_rev2 {
+	u8 addr0;
+	u8 addr1;
+	u16 bmask;
+	u8 shift;
+};
+
+struct nphy_rf_control_override_rev3 {
+	u16 val_mask;
+	u8 val_shift;
+	u8 en_addr0;
+	u8 val_addr0;
+	u8 en_addr1;
+	u8 val_addr1;
+};
+
 /* Upload the default register value table.
  * If "ghz5" is true, we upload the 5Ghz table. Otherwise the 2.4Ghz
  * table is uploaded. If "ignore_uploadflag" is true, we upload any value
@@ -142,7 +158,12 @@ b43_nphy_get_chantabent(struct b43_wldev *dev, u8 channel);
 #define B43_NTAB_TX_IQLO_CAL_CMDS_FULLCAL		10
 #define B43_NTAB_TX_IQLO_CAL_CMDS_FULLCAL_REV3		12
 
+u32 b43_ntab_read(struct b43_wldev *dev, u32 offset);
+void b43_ntab_read_bulk(struct b43_wldev *dev, u32 offset,
+			 unsigned int nr_elements, void *_data);
 void b43_ntab_write(struct b43_wldev *dev, u32 offset, u32 value);
+void b43_ntab_write_bulk(struct b43_wldev *dev, u32 offset,
+			  unsigned int nr_elements, const void *_data);
 
 void b43_nphy_rev0_1_2_tables_init(struct b43_wldev *dev);
 void b43_nphy_rev3plus_tables_init(struct b43_wldev *dev);
@@ -172,5 +193,11 @@ extern const u16 tbl_tx_iqlo_cal_cmds_recal_nphyrev3[];
 extern const u16 tbl_tx_iqlo_cal_cmds_recal[];
 extern const u16 tbl_tx_iqlo_cal_cmds_fullcal[];
 extern const u16 tbl_tx_iqlo_cal_cmds_fullcal_nphyrev3[];
+extern const s16 tbl_tx_filter_coef_rev4[7][15];
+
+extern const struct nphy_rf_control_override_rev2
+	tbl_rf_control_override_rev2[];
+extern const struct nphy_rf_control_override_rev3
+	tbl_rf_control_override_rev3[];
 
 #endif /* B43_TABLES_NPHY_H_ */

drivers/net/wireless/iwlwifi/Kconfig

@@ -1,14 +1,8 @@
 config IWLWIFI
 	tristate "Intel Wireless Wifi"
-	depends on PCI && MAC80211 && EXPERIMENTAL
+	depends on PCI && MAC80211
 	select FW_LOADER
 
-config IWLWIFI_SPECTRUM_MEASUREMENT
-	bool "Enable Spectrum Measurement in iwlagn driver"
-	depends on IWLWIFI
-	---help---
-	  This option will enable spectrum measurement for the iwlagn driver.
-
 config IWLWIFI_DEBUG
 	bool "Enable full debugging output in iwlagn and iwl3945 drivers"
 	depends on IWLWIFI
@@ -120,9 +114,3 @@ config IWL3945
 	  inserted in and removed from the running kernel whenever you want),
 	  say M here and read <file:Documentation/kbuild/modules.txt>.  The
 	  module will be called iwl3945.
-
-config IWL3945_SPECTRUM_MEASUREMENT
-	bool "Enable Spectrum Measurement in iwl3945 driver"
-	depends on IWL3945
-	---help---
-	  This option will enable spectrum measurement for the iwl3945 driver.

drivers/net/wireless/iwlwifi/Makefile

@@ -3,7 +3,6 @@ iwlcore-objs 		:= iwl-core.o iwl-eeprom.o iwl-hcmd.o iwl-power.o
 iwlcore-objs 		+= iwl-rx.o iwl-tx.o iwl-sta.o iwl-calib.o
 iwlcore-objs 		+= iwl-scan.o iwl-led.o
 iwlcore-$(CONFIG_IWLWIFI_DEBUGFS) += iwl-debugfs.o
-iwlcore-$(CONFIG_IWLWIFI_SPECTRUM_MEASUREMENT) += iwl-spectrum.o
 iwlcore-$(CONFIG_IWLWIFI_DEVICE_TRACING) += iwl-devtrace.o
 
 CFLAGS_iwl-devtrace.o := -I$(src)
@@ -20,3 +19,5 @@ iwlagn-$(CONFIG_IWL5000) += iwl-1000.o
 # 3945
 obj-$(CONFIG_IWL3945)	+= iwl3945.o
 iwl3945-objs		:= iwl3945-base.o iwl-3945.o iwl-3945-rs.o iwl-3945-led.o
+
+ccflags-y += -D__CHECK_ENDIAN__

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2008-2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2008 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as
@@ -89,8 +89,78 @@ static void iwl1000_nic_config(struct iwl_priv *priv)
 				~APMG_SVR_VOLTAGE_CONFIG_BIT_MSK);
 }
 
+static struct iwl_sensitivity_ranges iwl1000_sensitivity = {
+	.min_nrg_cck = 95,
+	.max_nrg_cck = 0, /* not used, set to 0 */
+	.auto_corr_min_ofdm = 90,
+	.auto_corr_min_ofdm_mrc = 170,
+	.auto_corr_min_ofdm_x1 = 120,
+	.auto_corr_min_ofdm_mrc_x1 = 240,
+
+	.auto_corr_max_ofdm = 120,
+	.auto_corr_max_ofdm_mrc = 210,
+	.auto_corr_max_ofdm_x1 = 155,
+	.auto_corr_max_ofdm_mrc_x1 = 290,
+
+	.auto_corr_min_cck = 125,
+	.auto_corr_max_cck = 200,
+	.auto_corr_min_cck_mrc = 170,
+	.auto_corr_max_cck_mrc = 400,
+	.nrg_th_cck = 95,
+	.nrg_th_ofdm = 95,
+
+	.barker_corr_th_min = 190,
+	.barker_corr_th_min_mrc = 390,
+	.nrg_th_cca = 62,
+};
+
+static int iwl1000_hw_set_hw_params(struct iwl_priv *priv)
+{
+	if (priv->cfg->mod_params->num_of_queues >= IWL_MIN_NUM_QUEUES &&
+	    priv->cfg->mod_params->num_of_queues <= IWL50_NUM_QUEUES)
+		priv->cfg->num_of_queues =
+			priv->cfg->mod_params->num_of_queues;
+
+	priv->hw_params.max_txq_num = priv->cfg->num_of_queues;
+	priv->hw_params.dma_chnl_num = FH50_TCSR_CHNL_NUM;
+	priv->hw_params.scd_bc_tbls_size =
+			priv->cfg->num_of_queues *
+			sizeof(struct iwl5000_scd_bc_tbl);
+	priv->hw_params.tfd_size = sizeof(struct iwl_tfd);
+	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 = 0;
+	priv->hw_params.ht40_channel =  BIT(IEEE80211_BAND_2GHZ) |
+					BIT(IEEE80211_BAND_5GHZ);
+	priv->hw_params.rx_wrt_ptr_reg = FH_RSCSR_CHNL0_WPTR;
+
+	priv->hw_params.tx_chains_num = num_of_ant(priv->cfg->valid_tx_ant);
+	priv->hw_params.rx_chains_num = num_of_ant(priv->cfg->valid_rx_ant);
+	priv->hw_params.valid_tx_ant = priv->cfg->valid_tx_ant;
+	priv->hw_params.valid_rx_ant = priv->cfg->valid_rx_ant;
+
+	if (priv->cfg->ops->lib->temp_ops.set_ct_kill)
+		priv->cfg->ops->lib->temp_ops.set_ct_kill(priv);
+
+	/* Set initial sensitivity parameters */
+	/* Set initial calibration set */
+	priv->hw_params.sens = &iwl1000_sensitivity;
+	priv->hw_params.calib_init_cfg =
+			BIT(IWL_CALIB_XTAL)		|
+			BIT(IWL_CALIB_LO)		|
+			BIT(IWL_CALIB_TX_IQ) 		|
+			BIT(IWL_CALIB_TX_IQ_PERD)	|
+			BIT(IWL_CALIB_BASE_BAND);
+
+	return 0;
+}
+
 static struct iwl_lib_ops iwl1000_lib = {
-	.set_hw_params = iwl5000_hw_set_hw_params,
+	.set_hw_params = iwl1000_hw_set_hw_params,
 	.txq_update_byte_cnt_tbl = iwl5000_txq_update_byte_cnt_tbl,
 	.txq_inval_byte_cnt_tbl = iwl5000_txq_inval_byte_cnt_tbl,
 	.txq_set_sched = iwl5000_txq_set_sched,
@@ -106,6 +176,7 @@ static struct iwl_lib_ops iwl1000_lib = {
 	.dump_nic_event_log = iwl_dump_nic_event_log,
 	.dump_nic_error_log = iwl_dump_nic_error_log,
 	.dump_csr = iwl_dump_csr,
+	.dump_fh = iwl_dump_fh,
 	.init_alive_start = iwl5000_init_alive_start,
 	.alive_notify = iwl5000_alive_notify,
 	.send_tx_power = iwl5000_send_tx_power,
@@ -139,6 +210,7 @@ static struct iwl_lib_ops iwl1000_lib = {
 		.temperature = iwl5000_temperature,
 		.set_ct_kill = iwl1000_set_ct_threshold,
 	 },
+	.add_bcast_station = iwl_add_bcast_station,
 };
 
 static const struct iwl_ops iwl1000_ops = {
@@ -174,6 +246,7 @@ struct iwl_cfg iwl1000_bgn_cfg = {
 	.use_rts_for_ht = true, /* use rts/cts protection */
 	.chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
 	.support_ct_kill_exit = true,
+	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
 };
 
 struct iwl_cfg iwl1000_bg_cfg = {
@@ -200,6 +273,7 @@ struct iwl_cfg iwl1000_bg_cfg = {
 	.led_compensation = 51,
 	.chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
 	.support_ct_kill_exit = true,
+	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
 };
 
 MODULE_FIRMWARE(IWL1000_MODULE_FIRMWARE(IWL1000_UCODE_API_MAX));

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

@@ -5,7 +5,7 @@
  *
  * GPL LICENSE SUMMARY
  *
- * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2005 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -30,7 +30,7 @@
  *
  * BSD LICENSE
  *
- * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2005 - 2010 Intel Corporation. All rights reserved.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without

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

@@ -5,7 +5,7 @@
  *
  * GPL LICENSE SUMMARY
  *
- * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2005 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -30,7 +30,7 @@
  *
  * BSD LICENSE
  *
- * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2005 - 2010 Intel Corporation. All rights reserved.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2003 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2003 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2003 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2003 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2005 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2003 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2003 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as
@@ -1951,11 +1951,7 @@ static int iwl3945_commit_rxon(struct iwl_priv *priv)
 	}
 
 	/* Add the broadcast address so we can send broadcast frames */
-	if (iwl_add_station(priv, iwl_bcast_addr, false, CMD_SYNC, NULL) ==
-	    IWL_INVALID_STATION) {
-		IWL_ERR(priv, "Error adding BROADCAST address for transmit.\n");
-		return -EIO;
-	}
+	priv->cfg->ops->lib->add_bcast_station(priv);
 
 	/* If we have set the ASSOC_MSK and we are in BSS mode then
 	 * add the IWL_AP_ID to the station rate table */
@@ -2796,6 +2792,7 @@ static struct iwl_lib_ops iwl3945_lib = {
 	.post_associate = iwl3945_post_associate,
 	.isr = iwl_isr_legacy,
 	.config_ap = iwl3945_config_ap,
+	.add_bcast_station = iwl3945_add_bcast_station,
 };
 
 static struct iwl_hcmd_utils_ops iwl3945_hcmd_utils = {
@@ -2830,6 +2827,7 @@ static struct iwl_cfg iwl3945_bg_cfg = {
 	.ht_greenfield_support = false,
 	.led_compensation = 64,
 	.broken_powersave = true,
+	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
 };
 
 static struct iwl_cfg iwl3945_abg_cfg = {
@@ -2847,6 +2845,7 @@ static struct iwl_cfg iwl3945_abg_cfg = {
 	.ht_greenfield_support = false,
 	.led_compensation = 64,
 	.broken_powersave = true,
+	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
 };
 
 DEFINE_PCI_DEVICE_TABLE(iwl3945_hw_card_ids) = {

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2003 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2003 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as

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

@@ -5,7 +5,7 @@
  *
  * GPL LICENSE SUMMARY
  *
- * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2005 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -30,7 +30,7 @@
  *
  * BSD LICENSE
  *
- * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2005 - 2010 Intel Corporation. All rights reserved.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2003 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2003 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as
@@ -2206,6 +2206,7 @@ static struct iwl_lib_ops iwl4965_lib = {
 		.temperature = iwl4965_temperature_calib,
 		.set_ct_kill = iwl4965_set_ct_threshold,
 	},
+	.add_bcast_station = iwl_add_bcast_station,
 };
 
 static const struct iwl_ops iwl4965_ops = {
@@ -2239,6 +2240,7 @@ struct iwl_cfg iwl4965_agn_cfg = {
 	.broken_powersave = true,
 	.led_compensation = 61,
 	.chain_noise_num_beacons = IWL4965_CAL_NUM_BEACONS,
+	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
 };
 
 /* Module firmware */

drivers/net/wireless/iwlwifi/iwl-5000-hw.h

@@ -5,7 +5,7 @@
  *
  * GPL LICENSE SUMMARY
  *
- * Copyright(c) 2007 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2007 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -30,7 +30,7 @@
  *
  * BSD LICENSE
  *
- * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2005 - 2010 Intel Corporation. All rights reserved.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2007 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2007 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as
@@ -263,8 +263,8 @@ static struct iwl_sensitivity_ranges iwl5000_sensitivity = {
 
 	.auto_corr_max_ofdm = 120,
 	.auto_corr_max_ofdm_mrc = 210,
-	.auto_corr_max_ofdm_x1 = 155,
-	.auto_corr_max_ofdm_mrc_x1 = 290,
+	.auto_corr_max_ofdm_x1 = 120,
+	.auto_corr_max_ofdm_mrc_x1 = 240,
 
 	.auto_corr_min_cck = 125,
 	.auto_corr_max_cck = 200,
@@ -412,12 +412,14 @@ static void iwl5000_rx_calib_complete(struct iwl_priv *priv,
 /*
  * ucode
  */
-static int iwl5000_load_section(struct iwl_priv *priv,
-				struct fw_desc *image,
-				u32 dst_addr)
+static int iwl5000_load_section(struct iwl_priv *priv, const char *name,
+				struct fw_desc *image, u32 dst_addr)
 {
 	dma_addr_t phy_addr = image->p_addr;
 	u32 byte_cnt = image->len;
+	int ret;
+
+	priv->ucode_write_complete = 0;
 
 	iwl_write_direct32(priv,
 		FH_TCSR_CHNL_TX_CONFIG_REG(FH_SRVC_CHNL),
@@ -447,57 +449,36 @@ static int iwl5000_load_section(struct iwl_priv *priv,
 		FH_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_DISABLE	|
 		FH_TCSR_TX_CONFIG_REG_VAL_CIRQ_HOST_ENDTFD);
 
-	return 0;
-}
-
-static int iwl5000_load_given_ucode(struct iwl_priv *priv,
-		struct fw_desc *inst_image,
-		struct fw_desc *data_image)
-{
-	int ret = 0;
-
-	ret = iwl5000_load_section(priv, inst_image,
-				   IWL50_RTC_INST_LOWER_BOUND);
-	if (ret)
-		return ret;
-
-	IWL_DEBUG_INFO(priv, "INST uCode section being loaded...\n");
+	IWL_DEBUG_INFO(priv, "%s uCode section being loaded...\n", name);
 	ret = wait_event_interruptible_timeout(priv->wait_command_queue,
 					priv->ucode_write_complete, 5 * HZ);
 	if (ret == -ERESTARTSYS) {
-		IWL_ERR(priv, "Could not load the INST uCode section due "
-			"to interrupt\n");
+		IWL_ERR(priv, "Could not load the %s uCode section due "
+			"to interrupt\n", name);
 		return ret;
 	}
 	if (!ret) {
-		IWL_ERR(priv, "Could not load the INST uCode section\n");
+		IWL_ERR(priv, "Could not load the %s uCode section\n",
+			name);
 		return -ETIMEDOUT;
 	}
 
-	priv->ucode_write_complete = 0;
-
-	ret = iwl5000_load_section(
-		priv, data_image, IWL50_RTC_DATA_LOWER_BOUND);
-	if (ret)
-		return ret;
+	return 0;
+}
 
-	IWL_DEBUG_INFO(priv, "DATA uCode section being loaded...\n");
+static int iwl5000_load_given_ucode(struct iwl_priv *priv,
+		struct fw_desc *inst_image,
+		struct fw_desc *data_image)
+{
+	int ret = 0;
 
-	ret = wait_event_interruptible_timeout(priv->wait_command_queue,
-				priv->ucode_write_complete, 5 * HZ);
-	if (ret == -ERESTARTSYS) {
-		IWL_ERR(priv, "Could not load the INST uCode section due "
-			"to interrupt\n");
+	ret = iwl5000_load_section(priv, "INST", inst_image,
+				   IWL50_RTC_INST_LOWER_BOUND);
+	if (ret)
 		return ret;
-	} else if (!ret) {
-		IWL_ERR(priv, "Could not load the DATA uCode section\n");
-		return -ETIMEDOUT;
-	} else
-		ret = 0;
-
-	priv->ucode_write_complete = 0;
 
-	return ret;
+	return iwl5000_load_section(priv, "DATA", data_image,
+				    IWL50_RTC_DATA_LOWER_BOUND);
 }
 
 int iwl5000_load_ucode(struct iwl_priv *priv)
@@ -1467,6 +1448,7 @@ struct iwl_lib_ops iwl5000_lib = {
 	.dump_nic_event_log = iwl_dump_nic_event_log,
 	.dump_nic_error_log = iwl_dump_nic_error_log,
 	.dump_csr = iwl_dump_csr,
+	.dump_fh = iwl_dump_fh,
 	.load_ucode = iwl5000_load_ucode,
 	.init_alive_start = iwl5000_init_alive_start,
 	.alive_notify = iwl5000_alive_notify,
@@ -1502,6 +1484,7 @@ struct iwl_lib_ops iwl5000_lib = {
 		.temperature = iwl5000_temperature,
 		.set_ct_kill = iwl5000_set_ct_threshold,
 	 },
+	.add_bcast_station = iwl_add_bcast_station,
 };
 
 static struct iwl_lib_ops iwl5150_lib = {
@@ -1555,6 +1538,7 @@ static struct iwl_lib_ops iwl5150_lib = {
 		.temperature = iwl5150_temperature,
 		.set_ct_kill = iwl5150_set_ct_threshold,
 	 },
+	.add_bcast_station = iwl_add_bcast_station,
 };
 
 static const struct iwl_ops iwl5000_ops = {
@@ -1602,6 +1586,7 @@ struct iwl_cfg iwl5300_agn_cfg = {
 	.led_compensation = 51,
 	.use_rts_for_ht = true, /* use rts/cts protection */
 	.chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
+	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF,
 };
 
 struct iwl_cfg iwl5100_bgn_cfg = {
@@ -1626,6 +1611,7 @@ struct iwl_cfg iwl5100_bgn_cfg = {
 	.led_compensation = 51,
 	.use_rts_for_ht = true, /* use rts/cts protection */
 	.chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
+	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF,
 };
 
 struct iwl_cfg iwl5100_abg_cfg = {
@@ -1648,6 +1634,7 @@ struct iwl_cfg iwl5100_abg_cfg = {
 	.use_bsm = false,
 	.led_compensation = 51,
 	.chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
+	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF,
 };
 
 struct iwl_cfg iwl5100_agn_cfg = {
@@ -1672,6 +1659,7 @@ struct iwl_cfg iwl5100_agn_cfg = {
 	.led_compensation = 51,
 	.use_rts_for_ht = true, /* use rts/cts protection */
 	.chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
+	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF,
 };
 
 struct iwl_cfg iwl5350_agn_cfg = {
@@ -1696,6 +1684,7 @@ struct iwl_cfg iwl5350_agn_cfg = {
 	.led_compensation = 51,
 	.use_rts_for_ht = true, /* use rts/cts protection */
 	.chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
+	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF,
 };
 
 struct iwl_cfg iwl5150_agn_cfg = {
@@ -1720,6 +1709,7 @@ struct iwl_cfg iwl5150_agn_cfg = {
 	.led_compensation = 51,
 	.use_rts_for_ht = true, /* use rts/cts protection */
 	.chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
+	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF,
 };
 
 struct iwl_cfg iwl5150_abg_cfg = {
@@ -1742,6 +1732,7 @@ struct iwl_cfg iwl5150_abg_cfg = {
 	.use_bsm = false,
 	.led_compensation = 51,
 	.chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
+	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF,
 };
 
 MODULE_FIRMWARE(IWL5000_MODULE_FIRMWARE(IWL5000_UCODE_API_MAX));

drivers/net/wireless/iwlwifi/iwl-6000-hw.h

@@ -5,7 +5,7 @@
  *
  * GPL LICENSE SUMMARY
  *
- * Copyright(c) 2007 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2007 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -30,7 +30,7 @@
  *
  * BSD LICENSE
  *
- * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2005 - 2010 Intel Corporation. All rights reserved.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2008-2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2008 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as
@@ -108,7 +108,7 @@ static struct iwl_sensitivity_ranges iwl6000_sensitivity = {
 
 	.auto_corr_max_ofdm = 145,
 	.auto_corr_max_ofdm_mrc = 232,
-	.auto_corr_max_ofdm_x1 = 145,
+	.auto_corr_max_ofdm_x1 = 110,
 	.auto_corr_max_ofdm_mrc_x1 = 232,
 
 	.auto_corr_min_cck = 125,
@@ -158,11 +158,25 @@ static int iwl6000_hw_set_hw_params(struct iwl_priv *priv)
 	/* Set initial sensitivity parameters */
 	/* Set initial calibration set */
 	priv->hw_params.sens = &iwl6000_sensitivity;
-	priv->hw_params.calib_init_cfg =
+	switch (priv->hw_rev & CSR_HW_REV_TYPE_MSK) {
+	case CSR_HW_REV_TYPE_6x50:
+		priv->hw_params.calib_init_cfg =
 			BIT(IWL_CALIB_XTAL)		|
+			BIT(IWL_CALIB_DC)		|
 			BIT(IWL_CALIB_LO)		|
 			BIT(IWL_CALIB_TX_IQ) 		|
 			BIT(IWL_CALIB_BASE_BAND);
+
+		break;
+	default:
+		priv->hw_params.calib_init_cfg =
+			BIT(IWL_CALIB_XTAL)		|
+			BIT(IWL_CALIB_LO)		|
+			BIT(IWL_CALIB_TX_IQ) 		|
+			BIT(IWL_CALIB_BASE_BAND);
+		break;
+	}
+
 	return 0;
 }
 
@@ -216,6 +230,7 @@ static struct iwl_lib_ops iwl6000_lib = {
 	.dump_nic_event_log = iwl_dump_nic_event_log,
 	.dump_nic_error_log = iwl_dump_nic_error_log,
 	.dump_csr = iwl_dump_csr,
+	.dump_fh = iwl_dump_fh,
 	.init_alive_start = iwl5000_init_alive_start,
 	.alive_notify = iwl5000_alive_notify,
 	.send_tx_power = iwl5000_send_tx_power,
@@ -251,6 +266,7 @@ static struct iwl_lib_ops iwl6000_lib = {
 		.temperature = iwl5000_temperature,
 		.set_ct_kill = iwl6000_set_ct_threshold,
 	 },
+	.add_bcast_station = iwl_add_bcast_station,
 };
 
 static const struct iwl_ops iwl6000_ops = {
@@ -307,6 +323,7 @@ struct iwl_cfg iwl6000i_2agn_cfg = {
 	.supports_idle = true,
 	.adv_thermal_throttle = true,
 	.support_ct_kill_exit = true,
+	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
 };
 
 struct iwl_cfg iwl6000i_2abg_cfg = {
@@ -336,6 +353,7 @@ struct iwl_cfg iwl6000i_2abg_cfg = {
 	.supports_idle = true,
 	.adv_thermal_throttle = true,
 	.support_ct_kill_exit = true,
+	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
 };
 
 struct iwl_cfg iwl6000i_2bg_cfg = {
@@ -365,6 +383,7 @@ struct iwl_cfg iwl6000i_2bg_cfg = {
 	.supports_idle = true,
 	.adv_thermal_throttle = true,
 	.support_ct_kill_exit = true,
+	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
 };
 
 struct iwl_cfg iwl6050_2agn_cfg = {
@@ -395,6 +414,7 @@ struct iwl_cfg iwl6050_2agn_cfg = {
 	.supports_idle = true,
 	.adv_thermal_throttle = true,
 	.support_ct_kill_exit = true,
+	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
 };
 
 struct iwl_cfg iwl6050_2abg_cfg = {
@@ -424,6 +444,7 @@ struct iwl_cfg iwl6050_2abg_cfg = {
 	.supports_idle = true,
 	.adv_thermal_throttle = true,
 	.support_ct_kill_exit = true,
+	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
 };
 
 struct iwl_cfg iwl6000_3agn_cfg = {
@@ -454,6 +475,7 @@ struct iwl_cfg iwl6000_3agn_cfg = {
 	.supports_idle = true,
 	.adv_thermal_throttle = true,
 	.support_ct_kill_exit = true,
+	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
 };
 
 MODULE_FIRMWARE(IWL6000_MODULE_FIRMWARE(IWL6000_UCODE_API_MAX));

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2003 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2003 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2003 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2003 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2005 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2003 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2003 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as
@@ -191,7 +191,7 @@ enum {
 	IWL_RATE_2M_MASK)
 
 #define IWL_CCK_RATES_MASK          \
-       (IWL_BASIC_RATES_MASK      | \
+       (IWL_CCK_BASIC_RATES_MASK  | \
 	IWL_RATE_5M_MASK          | \
 	IWL_RATE_11M_MASK)
 

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2003 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2003 - 2010 Intel Corporation. All rights reserved.
  *
  * Portions of this file are derived from the ipw3945 project, as well
  * as portions of the ieee80211 subsystem header files.
@@ -73,13 +73,7 @@
 #define VD
 #endif
 
-#ifdef CONFIG_IWLWIFI_SPECTRUM_MEASUREMENT
-#define VS "s"
-#else
-#define VS
-#endif
-
-#define DRV_VERSION     IWLWIFI_VERSION VD VS
+#define DRV_VERSION     IWLWIFI_VERSION VD
 
 
 MODULE_DESCRIPTION(DRV_DESCRIPTION);
@@ -203,7 +197,8 @@ int iwl_commit_rxon(struct iwl_priv *priv)
 	priv->start_calib = 0;
 
 	/* Add the broadcast address so we can send broadcast frames */
-	iwl_add_bcast_station(priv);
+	priv->cfg->ops->lib->add_bcast_station(priv);
+
 
 	/* If we have set the ASSOC_MSK and we are in BSS mode then
 	 * add the IWL_AP_ID to the station rate table */
@@ -704,7 +699,7 @@ static void iwl_print_cont_event_trace(struct iwl_priv *priv, u32 base,
 	spin_unlock_irqrestore(&priv->reg_lock, reg_flags);
 }
 
-void iwl_continuous_event_trace(struct iwl_priv *priv)
+static void iwl_continuous_event_trace(struct iwl_priv *priv)
 {
 	u32 capacity;   /* event log capacity in # entries */
 	u32 base;       /* SRAM byte address of event log header */
@@ -888,6 +883,8 @@ static void iwl_setup_rx_handlers(struct iwl_priv *priv)
 	priv->rx_handlers[REPLY_ALIVE] = iwl_rx_reply_alive;
 	priv->rx_handlers[REPLY_ERROR] = iwl_rx_reply_error;
 	priv->rx_handlers[CHANNEL_SWITCH_NOTIFICATION] = iwl_rx_csa;
+	priv->rx_handlers[SPECTRUM_MEASURE_NOTIFICATION] =
+			iwl_rx_spectrum_measure_notif;
 	priv->rx_handlers[PM_SLEEP_NOTIFICATION] = iwl_rx_pm_sleep_notif;
 	priv->rx_handlers[PM_DEBUG_STATISTIC_NOTIFIC] =
 	    iwl_rx_pm_debug_statistics_notif;
@@ -901,7 +898,6 @@ static void iwl_setup_rx_handlers(struct iwl_priv *priv)
 	priv->rx_handlers[REPLY_STATISTICS_CMD] = iwl_reply_statistics;
 	priv->rx_handlers[STATISTICS_NOTIFICATION] = iwl_rx_statistics;
 
-	iwl_setup_spectrum_handlers(priv);
 	iwl_setup_rx_scan_handlers(priv);
 
 	/* status change handler */
@@ -1761,7 +1757,7 @@ static const char *desc_lookup_text[] = {
 	"DEBUG_1",
 	"DEBUG_2",
 	"DEBUG_3",
-	"UNKNOWN"
+	"ADVANCED SYSASSERT"
 };
 
 static const char *desc_lookup(int i)
@@ -1965,7 +1961,7 @@ int iwl_dump_nic_event_log(struct iwl_priv *priv, bool full_log,
 		IWL_ERR(priv,
 			"Invalid event log pointer 0x%08X for %s uCode\n",
 			base, (priv->ucode_type == UCODE_INIT) ? "Init" : "RT");
-		return pos;
+		return -EINVAL;
 	}
 
 	/* event log header */
@@ -2013,7 +2009,7 @@ int iwl_dump_nic_event_log(struct iwl_priv *priv, bool full_log,
 			bufsz = size * 48;
 		*buf = kmalloc(bufsz, GFP_KERNEL);
 		if (!*buf)
-			return pos;
+			return -ENOMEM;
 	}
 	if ((iwl_get_debug_level(priv) & IWL_DL_FW_ERRORS) || full_log) {
 		/*
@@ -2443,18 +2439,6 @@ static void iwl_bg_run_time_calib_work(struct work_struct *work)
 	return;
 }
 
-static void iwl_bg_up(struct work_struct *data)
-{
-	struct iwl_priv *priv = container_of(data, struct iwl_priv, up);
-
-	if (test_bit(STATUS_EXIT_PENDING, &priv->status))
-		return;
-
-	mutex_lock(&priv->mutex);
-	__iwl_up(priv);
-	mutex_unlock(&priv->mutex);
-}
-
 static void iwl_bg_restart(struct work_struct *data)
 {
 	struct iwl_priv *priv = container_of(data, struct iwl_priv, restart);
@@ -2471,7 +2455,13 @@ static void iwl_bg_restart(struct work_struct *data)
 		ieee80211_restart_hw(priv->hw);
 	} else {
 		iwl_down(priv);
-		queue_work(priv->workqueue, &priv->up);
+
+		if (test_bit(STATUS_EXIT_PENDING, &priv->status))
+			return;
+
+		mutex_lock(&priv->mutex);
+		__iwl_up(priv);
+		mutex_unlock(&priv->mutex);
 	}
 }
 
@@ -2607,7 +2597,7 @@ void iwl_post_associate(struct iwl_priv *priv)
  * Not a mac80211 entry point function, but it fits in with all the
  * other mac80211 functions grouped here.
  */
-static int iwl_setup_mac(struct iwl_priv *priv)
+static int iwl_mac_setup_register(struct iwl_priv *priv)
 {
 	int ret;
 	struct ieee80211_hw *hw = priv->hw;
@@ -2839,14 +2829,18 @@ void iwl_config_ap(struct iwl_priv *priv)
 }
 
 static void iwl_mac_update_tkip_key(struct ieee80211_hw *hw,
-			struct ieee80211_key_conf *keyconf, const u8 *addr,
-			u32 iv32, u16 *phase1key)
+				    struct ieee80211_vif *vif,
+				    struct ieee80211_key_conf *keyconf,
+				    struct ieee80211_sta *sta,
+				    u32 iv32, u16 *phase1key)
 {
 
 	struct iwl_priv *priv = hw->priv;
 	IWL_DEBUG_MAC80211(priv, "enter\n");
 
-	iwl_update_tkip_key(priv, keyconf, addr, iv32, phase1key);
+	iwl_update_tkip_key(priv, keyconf,
+			    sta ? sta->addr : iwl_bcast_addr,
+			    iv32, phase1key);
 
 	IWL_DEBUG_MAC80211(priv, "leave\n");
 }
@@ -3007,6 +3001,8 @@ static void iwl_mac_sta_notify(struct ieee80211_hw *hw,
 		break;
 	case STA_NOTIFY_AWAKE:
 		WARN_ON(!sta_priv->client);
+		if (!sta_priv->asleep)
+			break;
 		sta_priv->asleep = false;
 		sta_id = iwl_find_station(priv, sta->addr);
 		if (sta_id != IWL_INVALID_STATION)
@@ -3283,7 +3279,6 @@ static void iwl_setup_deferred_work(struct iwl_priv *priv)
 
 	init_waitqueue_head(&priv->wait_command_queue);
 
-	INIT_WORK(&priv->up, iwl_bg_up);
 	INIT_WORK(&priv->restart, iwl_bg_restart);
 	INIT_WORK(&priv->rx_replenish, iwl_bg_rx_replenish);
 	INIT_WORK(&priv->beacon_update, iwl_bg_beacon_update);
@@ -3368,6 +3363,7 @@ static int iwl_init_drv(struct iwl_priv *priv)
 
 	priv->iw_mode = NL80211_IFTYPE_STATION;
 	priv->current_ht_config.smps = IEEE80211_SMPS_STATIC;
+	priv->missed_beacon_threshold = IWL_MISSED_BEACON_THRESHOLD_DEF;
 
 	/* Choose which receivers/antennas to use */
 	if (priv->cfg->ops->hcmd->set_rxon_chain)
@@ -3619,9 +3615,9 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	iwl_setup_deferred_work(priv);
 	iwl_setup_rx_handlers(priv);
 
-	/**********************************
-	 * 8. Setup and register mac80211
-	 **********************************/
+	/*********************************************
+	 * 8. Enable interrupts and read RFKILL state
+	 *********************************************/
 
 	/* enable interrupts if needed: hw bug w/a */
 	pci_read_config_word(priv->pci_dev, PCI_COMMAND, &pci_cmd);
@@ -3632,14 +3628,6 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	iwl_enable_interrupts(priv);
 
-	err = iwl_setup_mac(priv);
-	if (err)
-		goto out_remove_sysfs;
-
-	err = iwl_dbgfs_register(priv, DRV_NAME);
-	if (err)
-		IWL_ERR(priv, "failed to create debugfs files. Ignoring error: %d\n", err);
-
 	/* If platform's RF_KILL switch is NOT set to KILL */
 	if (iwl_read32(priv, CSR_GP_CNTRL) & CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW)
 		clear_bit(STATUS_RF_KILL_HW, &priv->status);
@@ -3651,6 +3639,18 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	iwl_power_initialize(priv);
 	iwl_tt_initialize(priv);
+
+	/**************************************************
+	 * 9. Setup and register with mac80211 and debugfs
+	 **************************************************/
+	err = iwl_mac_setup_register(priv);
+	if (err)
+		goto out_remove_sysfs;
+
+	err = iwl_dbgfs_register(priv, DRV_NAME);
+	if (err)
+		IWL_ERR(priv, "failed to create debugfs files. Ignoring error: %d\n", err);
+
 	return 0;
 
  out_remove_sysfs:

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

@@ -5,7 +5,7 @@
  *
  * GPL LICENSE SUMMARY
  *
- * Copyright(c) 2008 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2008 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -30,7 +30,7 @@
  *
  * BSD LICENSE
  *
- * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2005 - 2010 Intel Corporation. All rights reserved.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without

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

@@ -5,7 +5,7 @@
  *
  * GPL LICENSE SUMMARY
  *
- * Copyright(c) 2008 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2008 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -30,7 +30,7 @@
  *
  * BSD LICENSE
  *
- * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2005 - 2010 Intel Corporation. All rights reserved.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without

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

@@ -5,7 +5,7 @@
  *
  * GPL LICENSE SUMMARY
  *
- * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2005 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -30,7 +30,7 @@
  *
  * BSD LICENSE
  *
- * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2005 - 2010 Intel Corporation. All rights reserved.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -2247,10 +2247,22 @@ struct iwl_link_quality_cmd {
 	__le32 reserved2;
 } __attribute__ ((packed));
 
+/*
+ * BT configuration enable flags:
+ *   bit 0 - 1: BT channel announcement enabled
+ *           0: disable
+ *   bit 1 - 1: priority of BT device enabled
+ *           0: disable
+ *   bit 2 - 1: BT 2 wire support enabled
+ *           0: disable
+ */
+#define BT_COEX_DISABLE (0x0)
+#define BT_ENABLE_CHANNEL_ANNOUNCE BIT(0)
+#define BT_ENABLE_PRIORITY	   BIT(1)
+#define BT_ENABLE_2_WIRE	   BIT(2)
+
 #define BT_COEX_DISABLE (0x0)
-#define BT_COEX_MODE_2W (0x1)
-#define BT_COEX_MODE_3W (0x2)
-#define BT_COEX_MODE_4W (0x3)
+#define BT_COEX_ENABLE  (BT_ENABLE_CHANNEL_ANNOUNCE | BT_ENABLE_PRIORITY)
 
 #define BT_LEAD_TIME_MIN (0x0)
 #define BT_LEAD_TIME_DEF (0x1E)
@@ -3095,7 +3107,12 @@ struct statistics_general {
 	__le32 ttl_timestamp;
 	struct statistics_div div;
 	__le32 rx_enable_counter;
-	__le32 reserved1;
+	/*
+	 * num_of_sos_states:
+	 *  count the number of times we have to re-tune
+	 *  in order to get out of bad PHY status
+	 */
+	__le32 num_of_sos_states;
 	__le32 reserved2;
 	__le32 reserved3;
 } __attribute__ ((packed));
@@ -3160,13 +3177,30 @@ struct iwl_notif_statistics {
 
 /*
  * MISSED_BEACONS_NOTIFICATION = 0xa2 (notification only, not a command)
+ *
+ * uCode send MISSED_BEACONS_NOTIFICATION to driver when detect beacon missed
+ * in regardless of how many missed beacons, which mean when driver receive the
+ * notification, inside the command, it can find all the beacons information
+ * which include number of total missed beacons, number of consecutive missed
+ * beacons, number of beacons received and number of beacons expected to
+ * receive.
+ *
+ * If uCode detected consecutive_missed_beacons > 5, it will reset the radio
+ * in order to bring the radio/PHY back to working state; which has no relation
+ * to when driver will perform sensitivity calibration.
+ *
+ * Driver should set it own missed_beacon_threshold to decide when to perform
+ * sensitivity calibration based on number of consecutive missed beacons in
+ * order to improve overall performance, especially in noisy environment.
+ *
  */
-/* if ucode missed CONSECUTIVE_MISSED_BCONS_TH beacons in a row,
- * then this notification will be sent. */
-#define CONSECUTIVE_MISSED_BCONS_TH 20
+
+#define IWL_MISSED_BEACON_THRESHOLD_MIN	(1)
+#define IWL_MISSED_BEACON_THRESHOLD_DEF	(5)
+#define IWL_MISSED_BEACON_THRESHOLD_MAX	IWL_MISSED_BEACON_THRESHOLD_DEF
 
 struct iwl_missed_beacon_notif {
-	__le32 consequtive_missed_beacons;
+	__le32 consecutive_missed_beacons;
 	__le32 total_missed_becons;
 	__le32 num_expected_beacons;
 	__le32 num_recvd_beacons;

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

@@ -2,7 +2,7 @@
  *
  * GPL LICENSE SUMMARY
  *
- * Copyright(c) 2008 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2008 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -47,6 +47,26 @@ MODULE_VERSION(IWLWIFI_VERSION);
 MODULE_AUTHOR(DRV_COPYRIGHT " " DRV_AUTHOR);
 MODULE_LICENSE("GPL");
 
+/*
+ * set bt_coex_active to true, uCode will do kill/defer
+ * every time the priority line is asserted (BT is sending signals on the
+ * priority line in the PCIx).
+ * set bt_coex_active to false, uCode will ignore the BT activity and
+ * perform the normal operation
+ *
+ * User might experience transmit issue on some platform due to WiFi/BT
+ * co-exist problem. The possible behaviors are:
+ *   Able to scan and finding all the available AP
+ *   Not able to associate with any AP
+ * On those platforms, WiFi communication can be restored by set
+ * "bt_coex_active" module parameter to "false"
+ *
+ * default: bt_coex_active = true (BT_COEX_ENABLE)
+ */
+static bool bt_coex_active = true;
+module_param(bt_coex_active, bool, S_IRUGO);
+MODULE_PARM_DESC(bt_coex_active, "enable wifi/bluetooth co-exist\n");
+
 static struct iwl_wimax_coex_event_entry cu_priorities[COEX_NUM_OF_EVENTS] = {
 	{COEX_CU_UNASSOC_IDLE_RP, COEX_CU_UNASSOC_IDLE_WP,
 	 0, COEX_UNASSOC_IDLE_FLAGS},
@@ -257,8 +277,8 @@ int iwl_hw_nic_init(struct iwl_priv *priv)
 	spin_lock_irqsave(&priv->lock, flags);
 	priv->cfg->ops->lib->apm_ops.init(priv);
 
-	/* Set interrupt coalescing timer to 512 usecs */
-	iwl_write8(priv, CSR_INT_COALESCING, 512 / 32);
+	/* Set interrupt coalescing calibration timer to default (512 usecs) */
+	iwl_write8(priv, CSR_INT_COALESCING, IWL_HOST_INT_CALIB_TIMEOUT_DEF);
 
 	spin_unlock_irqrestore(&priv->lock, flags);
 
@@ -1353,6 +1373,8 @@ void iwl_irq_handle_error(struct iwl_priv *priv)
 	priv->cfg->ops->lib->dump_nic_error_log(priv);
 	if (priv->cfg->ops->lib->dump_csr)
 		priv->cfg->ops->lib->dump_csr(priv);
+	if (priv->cfg->ops->lib->dump_fh)
+		priv->cfg->ops->lib->dump_fh(priv, NULL, false);
 	priv->cfg->ops->lib->dump_nic_event_log(priv, false, NULL, false);
 #ifdef CONFIG_IWLWIFI_DEBUG
 	if (iwl_get_debug_level(priv) & IWL_DL_FW_ERRORS)
@@ -1803,6 +1825,16 @@ irqreturn_t iwl_isr_ict(int irq, void *data)
 	if (val == 0xffffffff)
 		val = 0;
 
+	/*
+	 * this is a w/a for a h/w bug. the h/w bug may cause the Rx bit
+	 * (bit 15 before shifting it to 31) to clear when using interrupt
+	 * coalescing. fortunately, bits 18 and 19 stay set when this happens
+	 * so we use them to decide on the real state of the Rx bit.
+	 * In order words, bit 15 is set if bit 18 or bit 19 are set.
+	 */
+	if (val & 0xC0000)
+		val |= 0x8000;
+
 	inta = (0xff & val) | ((0xff00 & val) << 16);
 	IWL_DEBUG_ISR(priv, "ISR inta 0x%08x, enabled 0x%08x ict 0x%08x\n",
 			inta, inta_mask, val);
@@ -1965,13 +1997,20 @@ EXPORT_SYMBOL(iwl_isr_legacy);
 int iwl_send_bt_config(struct iwl_priv *priv)
 {
 	struct iwl_bt_cmd bt_cmd = {
-		.flags = BT_COEX_MODE_4W,
 		.lead_time = BT_LEAD_TIME_DEF,
 		.max_kill = BT_MAX_KILL_DEF,
 		.kill_ack_mask = 0,
 		.kill_cts_mask = 0,
 	};
 
+	if (!bt_coex_active)
+		bt_cmd.flags = BT_COEX_DISABLE;
+	else
+		bt_cmd.flags = BT_COEX_ENABLE;
+
+	IWL_DEBUG_INFO(priv, "BT coex %s\n",
+		(bt_cmd.flags == BT_COEX_DISABLE) ? "disable" : "active");
+
 	return iwl_send_cmd_pdu(priv, REPLY_BT_CONFIG,
 				sizeof(struct iwl_bt_cmd), &bt_cmd);
 }
@@ -2592,23 +2631,21 @@ int iwl_mac_add_interface(struct ieee80211_hw *hw,
 				 struct ieee80211_vif *vif)
 {
 	struct iwl_priv *priv = hw->priv;
-	unsigned long flags;
+	int err = 0;
 
 	IWL_DEBUG_MAC80211(priv, "enter: type %d\n", vif->type);
 
+	mutex_lock(&priv->mutex);
+
 	if (priv->vif) {
 		IWL_DEBUG_MAC80211(priv, "leave - vif != NULL\n");
-		return -EOPNOTSUPP;
+		err = -EOPNOTSUPP;
+		goto out;
 	}
 
-	spin_lock_irqsave(&priv->lock, flags);
 	priv->vif = vif;
 	priv->iw_mode = vif->type;
 
-	spin_unlock_irqrestore(&priv->lock, flags);
-
-	mutex_lock(&priv->mutex);
-
 	if (vif->addr) {
 		IWL_DEBUG_MAC80211(priv, "Set %pM\n", vif->addr);
 		memcpy(priv->mac_addr, vif->addr, ETH_ALEN);
@@ -2618,10 +2655,11 @@ int iwl_mac_add_interface(struct ieee80211_hw *hw,
 		/* we are not ready, will run again when ready */
 		set_bit(STATUS_MODE_PENDING, &priv->status);
 
+ out:
 	mutex_unlock(&priv->mutex);
 
 	IWL_DEBUG_MAC80211(priv, "leave\n");
-	return 0;
+	return err;
 }
 EXPORT_SYMBOL(iwl_mac_add_interface);
 
@@ -3268,6 +3306,93 @@ void iwl_dump_csr(struct iwl_priv *priv)
 }
 EXPORT_SYMBOL(iwl_dump_csr);
 
+const static char *get_fh_string(int cmd)
+{
+	switch (cmd) {
+		IWL_CMD(FH_RSCSR_CHNL0_STTS_WPTR_REG);
+		IWL_CMD(FH_RSCSR_CHNL0_RBDCB_BASE_REG);
+		IWL_CMD(FH_RSCSR_CHNL0_WPTR);
+		IWL_CMD(FH_MEM_RCSR_CHNL0_CONFIG_REG);
+		IWL_CMD(FH_MEM_RSSR_SHARED_CTRL_REG);
+		IWL_CMD(FH_MEM_RSSR_RX_STATUS_REG);
+		IWL_CMD(FH_MEM_RSSR_RX_ENABLE_ERR_IRQ2DRV);
+		IWL_CMD(FH_TSSR_TX_STATUS_REG);
+		IWL_CMD(FH_TSSR_TX_ERROR_REG);
+	default:
+		return "UNKNOWN";
+
+	}
+}
+
+int iwl_dump_fh(struct iwl_priv *priv, char **buf, bool display)
+{
+	int i;
+#ifdef CONFIG_IWLWIFI_DEBUG
+	int pos = 0;
+	size_t bufsz = 0;
+#endif
+	u32 fh_tbl[] = {
+		FH_RSCSR_CHNL0_STTS_WPTR_REG,
+		FH_RSCSR_CHNL0_RBDCB_BASE_REG,
+		FH_RSCSR_CHNL0_WPTR,
+		FH_MEM_RCSR_CHNL0_CONFIG_REG,
+		FH_MEM_RSSR_SHARED_CTRL_REG,
+		FH_MEM_RSSR_RX_STATUS_REG,
+		FH_MEM_RSSR_RX_ENABLE_ERR_IRQ2DRV,
+		FH_TSSR_TX_STATUS_REG,
+		FH_TSSR_TX_ERROR_REG
+	};
+#ifdef CONFIG_IWLWIFI_DEBUG
+	if (display) {
+		bufsz = ARRAY_SIZE(fh_tbl) * 48 + 40;
+		*buf = kmalloc(bufsz, GFP_KERNEL);
+		if (!*buf)
+			return -ENOMEM;
+		pos += scnprintf(*buf + pos, bufsz - pos,
+				"FH register values:\n");
+		for (i = 0; i < ARRAY_SIZE(fh_tbl); i++) {
+			pos += scnprintf(*buf + pos, bufsz - pos,
+				"  %34s: 0X%08x\n",
+				get_fh_string(fh_tbl[i]),
+				iwl_read_direct32(priv, fh_tbl[i]));
+		}
+		return pos;
+	}
+#endif
+	IWL_ERR(priv, "FH register values:\n");
+	for (i = 0; i <  ARRAY_SIZE(fh_tbl); i++) {
+		IWL_ERR(priv, "  %34s: 0X%08x\n",
+			get_fh_string(fh_tbl[i]),
+			iwl_read_direct32(priv, fh_tbl[i]));
+	}
+	return 0;
+}
+EXPORT_SYMBOL(iwl_dump_fh);
+
+void iwl_force_rf_reset(struct iwl_priv *priv)
+{
+	if (test_bit(STATUS_EXIT_PENDING, &priv->status))
+		return;
+
+	if (!iwl_is_associated(priv)) {
+		IWL_DEBUG_SCAN(priv, "force reset rejected: not associated\n");
+		return;
+	}
+	/*
+	 * There is no easy and better way to force reset the radio,
+	 * the only known method is switching channel which will force to
+	 * reset and tune the radio.
+	 * Use internal short scan (single channel) operation to should
+	 * achieve this objective.
+	 * Driver should reset the radio when number of consecutive missed
+	 * beacon, or any other uCode error condition detected.
+	 */
+	IWL_DEBUG_INFO(priv, "perform radio reset.\n");
+	iwl_internal_short_hw_scan(priv);
+	return;
+}
+EXPORT_SYMBOL(iwl_force_rf_reset);
+
 #ifdef CONFIG_PM
 
 int iwl_pci_suspend(struct pci_dev *pdev, pm_message_t state)

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

@@ -5,7 +5,7 @@
  *
  * GPL LICENSE SUMMARY
  *
- * Copyright(c) 2008 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2008 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -30,7 +30,7 @@
  *
  * BSD LICENSE
  *
- * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2005 - 2010 Intel Corporation. All rights reserved.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -71,7 +71,7 @@ struct iwl_cmd;
 
 
 #define IWLWIFI_VERSION "in-tree:"
-#define DRV_COPYRIGHT	"Copyright(c) 2003-2009 Intel Corporation"
+#define DRV_COPYRIGHT	"Copyright(c) 2003-2010 Intel Corporation"
 #define DRV_AUTHOR     "<ilw@linux.intel.com>"
 
 #define IWL_PCI_DEVICE(dev, subdev, cfg) \
@@ -171,6 +171,7 @@ struct iwl_lib_ops {
 				  bool full_log, char **buf, bool display);
 	void (*dump_nic_error_log)(struct iwl_priv *priv);
 	void (*dump_csr)(struct iwl_priv *priv);
+	int (*dump_fh)(struct iwl_priv *priv, char **buf, bool display);
 	int (*set_channel_switch)(struct iwl_priv *priv, u16 channel);
 	/* power management */
 	struct iwl_apm_ops apm_ops;
@@ -187,6 +188,8 @@ struct iwl_lib_ops {
 
 	/* temperature */
 	struct iwl_temp_ops temp_ops;
+	/* station management */
+	void (*add_bcast_station)(struct iwl_priv *priv);
 };
 
 struct iwl_led_ops {
@@ -231,6 +234,8 @@ struct iwl_mod_params {
  * @adv_thermal_throttle: support advance thermal throttle
  * @support_ct_kill_exit: support ct kill exit condition
  * @support_wimax_coexist: support wimax/wifi co-exist
+ * @plcp_delta_threshold: plcp error rate threshold used to trigger
+ *	radio tuning when there is a high receiving plcp error rate
  *
  * We enable the driver to be backward compatible wrt API version. The
  * driver specifies which APIs it supports (with @ucode_api_max being the
@@ -287,6 +292,7 @@ struct iwl_cfg {
 	bool adv_thermal_throttle;
 	bool support_ct_kill_exit;
 	const bool support_wimax_coexist;
+	u8 plcp_delta_threshold;
 };
 
 /***************************
@@ -423,6 +429,8 @@ 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_spectrum_measure_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);
 void iwl_reply_statistics(struct iwl_priv *priv,
@@ -493,6 +501,8 @@ void iwl_init_scan_params(struct iwl_priv *priv);
 int iwl_scan_cancel(struct iwl_priv *priv);
 int iwl_scan_cancel_timeout(struct iwl_priv *priv, unsigned long ms);
 int iwl_mac_hw_scan(struct ieee80211_hw *hw, struct cfg80211_scan_request *req);
+int iwl_internal_short_hw_scan(struct iwl_priv *priv);
+void iwl_force_rf_reset(struct iwl_priv *priv);
 u16 iwl_fill_probe_req(struct iwl_priv *priv, struct ieee80211_mgmt *frame,
 		       const u8 *ie, int ie_len, int left);
 void iwl_setup_rx_scan_handlers(struct iwl_priv *priv);
@@ -523,14 +533,6 @@ int iwl_send_calib_results(struct iwl_priv *priv);
 int iwl_calib_set(struct iwl_calib_result *res, const u8 *buf, int len);
 void iwl_calib_free_results(struct iwl_priv *priv);
 
-/*******************************************************************************
- * Spectrum Measureemtns in  iwl-spectrum.c
- ******************************************************************************/
-#ifdef CONFIG_IWLWIFI_SPECTRUM_MEASUREMENT
-void iwl_setup_spectrum_handlers(struct iwl_priv *priv);
-#else
-static inline void iwl_setup_spectrum_handlers(struct iwl_priv *priv) {}
-#endif
 /*****************************************************
  *   S e n d i n g     H o s t     C o m m a n d s   *
  *****************************************************/
@@ -582,6 +584,7 @@ void iwl_dump_nic_error_log(struct iwl_priv *priv);
 int iwl_dump_nic_event_log(struct iwl_priv *priv,
 			   bool full_log, char **buf, bool display);
 void iwl_dump_csr(struct iwl_priv *priv);
+int iwl_dump_fh(struct iwl_priv *priv, char **buf, bool display);
 #ifdef CONFIG_IWLWIFI_DEBUG
 void iwl_print_rx_config_cmd(struct iwl_priv *priv);
 #else

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

@@ -5,7 +5,7 @@
  *
  * GPL LICENSE SUMMARY
  *
- * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2005 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -30,7 +30,7 @@
  *
  * BSD LICENSE
  *
- * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2005 - 2010 Intel Corporation. All rights reserved.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2003 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2003 - 2010 Intel Corporation. All rights reserved.
  *
  * Portions of this file are derived from the ipw3945 project.
  *
@@ -67,59 +67,6 @@ do {                                            			\
 			       DUMP_PREFIX_OFFSET, 16, 1, p, len, 1);	\
 } while (0)
 
-#ifdef CONFIG_IWLWIFI_DEBUGFS
-struct iwl_debugfs {
-	const char *name;
-	struct dentry *dir_drv;
-	struct dentry *dir_data;
-	struct dentry *dir_debug;
-	struct dentry *dir_rf;
-	struct dir_data_files {
-		struct dentry *file_sram;
-		struct dentry *file_nvm;
-		struct dentry *file_stations;
-		struct dentry *file_log_event;
-		struct dentry *file_channels;
-		struct dentry *file_status;
-		struct dentry *file_interrupt;
-		struct dentry *file_qos;
-		struct dentry *file_thermal_throttling;
-		struct dentry *file_led;
-		struct dentry *file_disable_ht40;
-		struct dentry *file_sleep_level_override;
-		struct dentry *file_current_sleep_command;
-	} dbgfs_data_files;
-	struct dir_rf_files {
-		struct dentry *file_disable_sensitivity;
-		struct dentry *file_disable_chain_noise;
-		struct dentry *file_disable_tx_power;
-	} dbgfs_rf_files;
-	struct dir_debug_files {
-		struct dentry *file_rx_statistics;
-		struct dentry *file_tx_statistics;
-		struct dentry *file_traffic_log;
-		struct dentry *file_rx_queue;
-		struct dentry *file_tx_queue;
-		struct dentry *file_ucode_rx_stats;
-		struct dentry *file_ucode_tx_stats;
-		struct dentry *file_ucode_general_stats;
-		struct dentry *file_sensitivity;
-		struct dentry *file_chain_noise;
-		struct dentry *file_tx_power;
-		struct dentry *file_power_save_status;
-		struct dentry *file_clear_ucode_statistics;
-		struct dentry *file_clear_traffic_statistics;
-		struct dentry *file_csr;
-		struct dentry *file_ucode_tracing;
-	} dbgfs_debug_files;
-	u32 sram_offset;
-	u32 sram_len;
-};
-
-int iwl_dbgfs_register(struct iwl_priv *priv, const char *name);
-void iwl_dbgfs_unregister(struct iwl_priv *priv);
-#endif
-
 #else
 #define IWL_DEBUG(__priv, level, fmt, args...)
 #define IWL_DEBUG_LIMIT(__priv, level, fmt, args...)
@@ -128,9 +75,10 @@ static inline void iwl_print_hex_dump(struct iwl_priv *priv, int level,
 {}
 #endif				/* CONFIG_IWLWIFI_DEBUG */
 
-
-
-#ifndef CONFIG_IWLWIFI_DEBUGFS
+#ifdef CONFIG_IWLWIFI_DEBUGFS
+int iwl_dbgfs_register(struct iwl_priv *priv, const char *name);
+void iwl_dbgfs_unregister(struct iwl_priv *priv);
+#else
 static inline int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
 {
 	return 0;

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

@@ -2,7 +2,7 @@
  *
  * GPL LICENSE SUMMARY
  *
- * Copyright(c) 2008 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2008 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -41,43 +41,28 @@
 #include "iwl-calib.h"
 
 /* create and remove of files */
-#define DEBUGFS_ADD_DIR(name, parent) do {                              \
-	dbgfs->dir_##name = debugfs_create_dir(#name, parent);          \
-	if (!(dbgfs->dir_##name))                                       \
-		goto err; 						\
+#define DEBUGFS_ADD_FILE(name, parent, mode) do {			\
+	if (!debugfs_create_file(#name, mode, parent, priv,		\
+				 &iwl_dbgfs_##name##_ops))		\
+		goto err;						\
 } while (0)
 
-#define DEBUGFS_ADD_FILE(name, parent, mode) do {                       \
-	dbgfs->dbgfs_##parent##_files.file_##name =                     \
-	debugfs_create_file(#name, mode,                                \
-				dbgfs->dir_##parent, priv,              \
-				&iwl_dbgfs_##name##_ops);               \
-	if (!(dbgfs->dbgfs_##parent##_files.file_##name))               \
-		goto err;                                               \
+#define DEBUGFS_ADD_BOOL(name, parent, ptr) do {			\
+	struct dentry *__tmp;						\
+	__tmp = debugfs_create_bool(#name, S_IWUSR | S_IRUSR,		\
+				    parent, ptr);			\
+	if (IS_ERR(__tmp) || !__tmp)					\
+		goto err;						\
 } while (0)
 
-#define DEBUGFS_ADD_BOOL(name, parent, ptr) do {                        \
-	dbgfs->dbgfs_##parent##_files.file_##name =                     \
-	debugfs_create_bool(#name, S_IWUSR | S_IRUSR,                   \
-			    dbgfs->dir_##parent, ptr);                  \
-	if (IS_ERR(dbgfs->dbgfs_##parent##_files.file_##name)		\
-			|| !dbgfs->dbgfs_##parent##_files.file_##name)	\
-		goto err;                                               \
+#define DEBUGFS_ADD_X32(name, parent, ptr) do {				\
+	struct dentry *__tmp;						\
+	__tmp = debugfs_create_x32(#name, S_IWUSR | S_IRUSR,		\
+				   parent, ptr);			\
+	if (IS_ERR(__tmp) || !__tmp)					\
+		goto err;						\
 } while (0)
 
-#define DEBUGFS_ADD_X32(name, parent, ptr) do {                        \
-	dbgfs->dbgfs_##parent##_files.file_##name =                     \
-	debugfs_create_x32(#name, S_IRUSR, dbgfs->dir_##parent, ptr);   \
-	if (IS_ERR(dbgfs->dbgfs_##parent##_files.file_##name)		\
-			|| !dbgfs->dbgfs_##parent##_files.file_##name)	\
-		goto err;                                               \
-} while (0)
-
-#define DEBUGFS_REMOVE(name)  do {              \
-	debugfs_remove(name);                   \
-	name = NULL;                            \
-} while (0);
-
 /* file operation */
 #define DEBUGFS_READ_FUNC(name)                                         \
 static ssize_t iwl_dbgfs_##name##_read(struct file *file,               \
@@ -236,24 +221,24 @@ static ssize_t iwl_dbgfs_sram_read(struct file *file,
 	size_t bufsz;
 
 	/* default is to dump the entire data segment */
-	if (!priv->dbgfs->sram_offset && !priv->dbgfs->sram_len) {
-		priv->dbgfs->sram_offset = 0x800000;
+	if (!priv->dbgfs_sram_offset && !priv->dbgfs_sram_len) {
+		priv->dbgfs_sram_offset = 0x800000;
 		if (priv->ucode_type == UCODE_INIT)
-			priv->dbgfs->sram_len = priv->ucode_init_data.len;
+			priv->dbgfs_sram_len = priv->ucode_init_data.len;
 		else
-			priv->dbgfs->sram_len = priv->ucode_data.len;
+			priv->dbgfs_sram_len = priv->ucode_data.len;
 	}
-	bufsz =  30 + priv->dbgfs->sram_len * sizeof(char) * 10;
+	bufsz =  30 + priv->dbgfs_sram_len * sizeof(char) * 10;
 	buf = kmalloc(bufsz, GFP_KERNEL);
 	if (!buf)
 		return -ENOMEM;
 	pos += scnprintf(buf + pos, bufsz - pos, "sram_len: 0x%x\n",
-			priv->dbgfs->sram_len);
+			priv->dbgfs_sram_len);
 	pos += scnprintf(buf + pos, bufsz - pos, "sram_offset: 0x%x\n",
-			priv->dbgfs->sram_offset);
-	for (i = priv->dbgfs->sram_len; i > 0; i -= 4) {
-		val = iwl_read_targ_mem(priv, priv->dbgfs->sram_offset + \
-					priv->dbgfs->sram_len - i);
+			priv->dbgfs_sram_offset);
+	for (i = priv->dbgfs_sram_len; i > 0; i -= 4) {
+		val = iwl_read_targ_mem(priv, priv->dbgfs_sram_offset + \
+					priv->dbgfs_sram_len - i);
 		if (i < 4) {
 			switch (i) {
 			case 1:
@@ -293,11 +278,11 @@ static ssize_t iwl_dbgfs_sram_write(struct file *file,
 		return -EFAULT;
 
 	if (sscanf(buf, "%x,%x", &offset, &len) == 2) {
-		priv->dbgfs->sram_offset = offset;
-		priv->dbgfs->sram_len = len;
+		priv->dbgfs_sram_offset = offset;
+		priv->dbgfs_sram_len = len;
 	} else {
-		priv->dbgfs->sram_offset = 0;
-		priv->dbgfs->sram_len = 0;
+		priv->dbgfs_sram_offset = 0;
+		priv->dbgfs_sram_len = 0;
 	}
 
 	return count;
@@ -429,8 +414,9 @@ static ssize_t iwl_dbgfs_log_event_read(struct file *file,
 	int pos = 0;
 	ssize_t ret = -ENOMEM;
 
-	pos = priv->cfg->ops->lib->dump_nic_event_log(priv, true, &buf, true);
-	if (pos && buf) {
+	ret = pos = priv->cfg->ops->lib->dump_nic_event_log(
+					priv, true, &buf, true);
+	if (buf) {
 		ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
 		kfree(buf);
 	}
@@ -829,7 +815,9 @@ static ssize_t iwl_dbgfs_sleep_level_override_write(struct file *file,
 
 	priv->power_data.debug_sleep_level_override = value;
 
+	mutex_lock(&priv->mutex);
 	iwl_power_update_mode(priv, true);
+	mutex_unlock(&priv->mutex);
 
 	return count;
 }
@@ -1081,6 +1069,12 @@ static int iwl_dbgfs_statistics_flag(struct iwl_priv *priv, char *buf,
 	return p;
 }
 
+static const char ucode_stats_header[] =
+	"%-32s     current  acumulative       delta         max\n";
+static const char ucode_stats_short_format[] =
+	"  %-30s %10u\n";
+static const char ucode_stats_format[] =
+	"  %-30s %10u  %10u  %10u  %10u\n";
 
 static ssize_t iwl_dbgfs_ucode_rx_stats_read(struct file *file,
 					char __user *user_buf,
@@ -1089,28 +1083,19 @@ static ssize_t iwl_dbgfs_ucode_rx_stats_read(struct file *file,
 	struct iwl_priv *priv = file->private_data;
 	int pos = 0;
 	char *buf;
-	int bufsz = sizeof(struct statistics_rx_phy) * 20 +
-		sizeof(struct statistics_rx_non_phy) * 20 +
-		sizeof(struct statistics_rx_ht_phy) * 20 + 400;
+	int bufsz = sizeof(struct statistics_rx_phy) * 40 +
+		sizeof(struct statistics_rx_non_phy) * 40 +
+		sizeof(struct statistics_rx_ht_phy) * 40 + 400;
 	ssize_t ret;
-	struct statistics_rx_phy *ofdm, *accum_ofdm;
-	struct statistics_rx_phy *cck, *accum_cck;
+	struct statistics_rx_phy *ofdm, *accum_ofdm, *delta_ofdm, *max_ofdm;
+	struct statistics_rx_phy *cck, *accum_cck, *delta_cck, *max_cck;
 	struct statistics_rx_non_phy *general, *accum_general;
-	struct statistics_rx_ht_phy *ht, *accum_ht;
+	struct statistics_rx_non_phy *delta_general, *max_general;
+	struct statistics_rx_ht_phy *ht, *accum_ht, *delta_ht, *max_ht;
 
 	if (!iwl_is_alive(priv))
 		return -EAGAIN;
 
-	/* make request to uCode to retrieve statistics information */
-	mutex_lock(&priv->mutex);
-	ret = iwl_send_statistics_request(priv, CMD_SYNC, false);
-	mutex_unlock(&priv->mutex);
-
-	if (ret) {
-		IWL_ERR(priv,
-			"Error sending statistics request: %zd\n", ret);
-		return -EAGAIN;
-	}
 	buf = kzalloc(bufsz, GFP_KERNEL);
 	if (!buf) {
 		IWL_ERR(priv, "Can not allocate Buffer\n");
@@ -1129,267 +1114,401 @@ static ssize_t iwl_dbgfs_ucode_rx_stats_read(struct file *file,
 	accum_cck = &priv->accum_statistics.rx.cck;
 	accum_general = &priv->accum_statistics.rx.general;
 	accum_ht = &priv->accum_statistics.rx.ofdm_ht;
+	delta_ofdm = &priv->delta_statistics.rx.ofdm;
+	delta_cck = &priv->delta_statistics.rx.cck;
+	delta_general = &priv->delta_statistics.rx.general;
+	delta_ht = &priv->delta_statistics.rx.ofdm_ht;
+	max_ofdm = &priv->max_delta.rx.ofdm;
+	max_cck = &priv->max_delta.rx.cck;
+	max_general = &priv->max_delta.rx.general;
+	max_ht = &priv->max_delta.rx.ofdm_ht;
+
 	pos += iwl_dbgfs_statistics_flag(priv, buf, bufsz);
-	pos += scnprintf(buf + pos, bufsz - pos, "Statistics_Rx - OFDM:\n");
-	pos += scnprintf(buf + pos, bufsz - pos,
-			"\t\t\tcurrent\t\t\taccumulative\n");
-	pos += scnprintf(buf + pos, bufsz - pos, "ina_cnt:\t\t%u\t\t\t%u\n",
-			 le32_to_cpu(ofdm->ina_cnt), accum_ofdm->ina_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos, "fina_cnt:\t\t%u\t\t\t%u\n",
-			 le32_to_cpu(ofdm->fina_cnt), accum_ofdm->fina_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos, "plcp_err:\t\t%u\t\t\t%u\n",
-			 le32_to_cpu(ofdm->plcp_err), accum_ofdm->plcp_err);
-	pos += scnprintf(buf + pos, bufsz - pos, "crc32_err:\t\t%u\t\t\t%u\n",
-			 le32_to_cpu(ofdm->crc32_err), accum_ofdm->crc32_err);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "overrun_err:\t\t%u\t\t\t%u\n",
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_header,
+			 "Statistics_Rx - OFDM:");
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "ina_cnt:", le32_to_cpu(ofdm->ina_cnt),
+			 accum_ofdm->ina_cnt,
+			 delta_ofdm->ina_cnt, max_ofdm->ina_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "fina_cnt:",
+			 le32_to_cpu(ofdm->fina_cnt), accum_ofdm->fina_cnt,
+			 delta_ofdm->fina_cnt, max_ofdm->fina_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "plcp_err:",
+			 le32_to_cpu(ofdm->plcp_err), accum_ofdm->plcp_err,
+			 delta_ofdm->plcp_err, max_ofdm->plcp_err);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "crc32_err:",
+			 le32_to_cpu(ofdm->crc32_err), accum_ofdm->crc32_err,
+			 delta_ofdm->crc32_err, max_ofdm->crc32_err);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "overrun_err:",
 			 le32_to_cpu(ofdm->overrun_err),
-			 accum_ofdm->overrun_err);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "early_overrun_err:\t%u\t\t\t%u\n",
+			 accum_ofdm->overrun_err,
+			 delta_ofdm->overrun_err, max_ofdm->overrun_err);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "early_overrun_err:",
 			 le32_to_cpu(ofdm->early_overrun_err),
-			 accum_ofdm->early_overrun_err);
-	pos += scnprintf(buf + pos, bufsz - pos, "crc32_good:\t\t%u\t\t\t%u\n",
+			 accum_ofdm->early_overrun_err,
+			 delta_ofdm->early_overrun_err,
+			 max_ofdm->early_overrun_err);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "crc32_good:",
 			 le32_to_cpu(ofdm->crc32_good),
-			 accum_ofdm->crc32_good);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "false_alarm_cnt:\t%u\t\t\t%u\n",
+			 accum_ofdm->crc32_good,
+			 delta_ofdm->crc32_good, max_ofdm->crc32_good);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "false_alarm_cnt:",
 			 le32_to_cpu(ofdm->false_alarm_cnt),
-			 accum_ofdm->false_alarm_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "fina_sync_err_cnt:\t%u\t\t\t%u\n",
+			 accum_ofdm->false_alarm_cnt,
+			 delta_ofdm->false_alarm_cnt,
+			 max_ofdm->false_alarm_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "fina_sync_err_cnt:",
 			 le32_to_cpu(ofdm->fina_sync_err_cnt),
-			 accum_ofdm->fina_sync_err_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "sfd_timeout:\t\t%u\t\t\t%u\n",
+			 accum_ofdm->fina_sync_err_cnt,
+			 delta_ofdm->fina_sync_err_cnt,
+			 max_ofdm->fina_sync_err_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "sfd_timeout:",
 			 le32_to_cpu(ofdm->sfd_timeout),
-			 accum_ofdm->sfd_timeout);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "fina_timeout:\t\t%u\t\t\t%u\n",
+			 accum_ofdm->sfd_timeout,
+			 delta_ofdm->sfd_timeout,
+			 max_ofdm->sfd_timeout);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "fina_timeout:",
 			 le32_to_cpu(ofdm->fina_timeout),
-			 accum_ofdm->fina_timeout);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "unresponded_rts:\t%u\t\t\t%u\n",
+			 accum_ofdm->fina_timeout,
+			 delta_ofdm->fina_timeout,
+			 max_ofdm->fina_timeout);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "unresponded_rts:",
 			 le32_to_cpu(ofdm->unresponded_rts),
-			 accum_ofdm->unresponded_rts);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			"rxe_frame_lmt_ovrun:\t%u\t\t\t%u\n",
+			 accum_ofdm->unresponded_rts,
+			 delta_ofdm->unresponded_rts,
+			 max_ofdm->unresponded_rts);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			"rxe_frame_lmt_ovrun:",
 			 le32_to_cpu(ofdm->rxe_frame_limit_overrun),
-			 accum_ofdm->rxe_frame_limit_overrun);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "sent_ack_cnt:\t\t%u\t\t\t%u\n",
+			 accum_ofdm->rxe_frame_limit_overrun,
+			 delta_ofdm->rxe_frame_limit_overrun,
+			 max_ofdm->rxe_frame_limit_overrun);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "sent_ack_cnt:",
 			 le32_to_cpu(ofdm->sent_ack_cnt),
-			 accum_ofdm->sent_ack_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "sent_cts_cnt:\t\t%u\t\t\t%u\n",
+			 accum_ofdm->sent_ack_cnt,
+			 delta_ofdm->sent_ack_cnt,
+			 max_ofdm->sent_ack_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "sent_cts_cnt:",
 			 le32_to_cpu(ofdm->sent_cts_cnt),
-			 accum_ofdm->sent_cts_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "sent_ba_rsp_cnt:\t%u\t\t\t%u\n",
+			 accum_ofdm->sent_cts_cnt,
+			 delta_ofdm->sent_cts_cnt, max_ofdm->sent_cts_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "sent_ba_rsp_cnt:",
 			 le32_to_cpu(ofdm->sent_ba_rsp_cnt),
-			 accum_ofdm->sent_ba_rsp_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "dsp_self_kill:\t\t%u\t\t\t%u\n",
+			 accum_ofdm->sent_ba_rsp_cnt,
+			 delta_ofdm->sent_ba_rsp_cnt,
+			 max_ofdm->sent_ba_rsp_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "dsp_self_kill:",
 			 le32_to_cpu(ofdm->dsp_self_kill),
-			 accum_ofdm->dsp_self_kill);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "mh_format_err:\t\t%u\t\t\t%u\n",
+			 accum_ofdm->dsp_self_kill,
+			 delta_ofdm->dsp_self_kill,
+			 max_ofdm->dsp_self_kill);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "mh_format_err:",
 			 le32_to_cpu(ofdm->mh_format_err),
-			 accum_ofdm->mh_format_err);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "re_acq_main_rssi_sum:\t%u\t\t\t%u\n",
+			 accum_ofdm->mh_format_err,
+			 delta_ofdm->mh_format_err,
+			 max_ofdm->mh_format_err);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "re_acq_main_rssi_sum:",
 			 le32_to_cpu(ofdm->re_acq_main_rssi_sum),
-			 accum_ofdm->re_acq_main_rssi_sum);
-
-	pos += scnprintf(buf + pos, bufsz - pos, "Statistics_Rx - CCK:\n");
-	pos += scnprintf(buf + pos, bufsz - pos,
-			"\t\t\tcurrent\t\t\taccumulative\n");
-	pos += scnprintf(buf + pos, bufsz - pos, "ina_cnt:\t\t%u\t\t\t%u\n",
-			 le32_to_cpu(cck->ina_cnt), accum_cck->ina_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos, "fina_cnt:\t\t%u\t\t\t%u\n",
-			 le32_to_cpu(cck->fina_cnt), accum_cck->fina_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos, "plcp_err:\t\t%u\t\t\t%u\n",
-			 le32_to_cpu(cck->plcp_err), accum_cck->plcp_err);
-	pos += scnprintf(buf + pos, bufsz - pos, "crc32_err:\t\t%u\t\t\t%u\n",
-			 le32_to_cpu(cck->crc32_err), accum_cck->crc32_err);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "overrun_err:\t\t%u\t\t\t%u\n",
+			 accum_ofdm->re_acq_main_rssi_sum,
+			 delta_ofdm->re_acq_main_rssi_sum,
+			max_ofdm->re_acq_main_rssi_sum);
+
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_header,
+			 "Statistics_Rx - CCK:");
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "ina_cnt:",
+			 le32_to_cpu(cck->ina_cnt), accum_cck->ina_cnt,
+			 delta_cck->ina_cnt, max_cck->ina_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "fina_cnt:",
+			 le32_to_cpu(cck->fina_cnt), accum_cck->fina_cnt,
+			 delta_cck->fina_cnt, max_cck->fina_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "plcp_err:",
+			 le32_to_cpu(cck->plcp_err), accum_cck->plcp_err,
+			 delta_cck->plcp_err, max_cck->plcp_err);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "crc32_err:",
+			 le32_to_cpu(cck->crc32_err), accum_cck->crc32_err,
+			 delta_cck->crc32_err, max_cck->crc32_err);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "overrun_err:",
 			 le32_to_cpu(cck->overrun_err),
-			 accum_cck->overrun_err);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "early_overrun_err:\t%u\t\t\t%u\n",
+			 accum_cck->overrun_err,
+			 delta_cck->overrun_err, max_cck->overrun_err);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "early_overrun_err:",
 			 le32_to_cpu(cck->early_overrun_err),
-			 accum_cck->early_overrun_err);
-	pos += scnprintf(buf + pos, bufsz - pos, "crc32_good:\t\t%u\t\t\t%u\n",
-			 le32_to_cpu(cck->crc32_good), accum_cck->crc32_good);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "false_alarm_cnt:\t%u\t\t\t%u\n",
+			 accum_cck->early_overrun_err,
+			 delta_cck->early_overrun_err,
+			 max_cck->early_overrun_err);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "crc32_good:",
+			 le32_to_cpu(cck->crc32_good), accum_cck->crc32_good,
+			 delta_cck->crc32_good,
+			 max_cck->crc32_good);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "false_alarm_cnt:",
 			 le32_to_cpu(cck->false_alarm_cnt),
-			 accum_cck->false_alarm_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "fina_sync_err_cnt:\t%u\t\t\t%u\n",
+			 accum_cck->false_alarm_cnt,
+			 delta_cck->false_alarm_cnt, max_cck->false_alarm_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "fina_sync_err_cnt:",
 			 le32_to_cpu(cck->fina_sync_err_cnt),
-			 accum_cck->fina_sync_err_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "sfd_timeout:\t\t%u\t\t\t%u\n",
+			 accum_cck->fina_sync_err_cnt,
+			 delta_cck->fina_sync_err_cnt,
+			 max_cck->fina_sync_err_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "sfd_timeout:",
 			 le32_to_cpu(cck->sfd_timeout),
-			 accum_cck->sfd_timeout);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "fina_timeout:\t\t%u\t\t\t%u\n",
+			 accum_cck->sfd_timeout,
+			 delta_cck->sfd_timeout, max_cck->sfd_timeout);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "fina_timeout:",
 			 le32_to_cpu(cck->fina_timeout),
-			 accum_cck->fina_timeout);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "unresponded_rts:\t%u\t\t\t%u\n",
+			 accum_cck->fina_timeout,
+			 delta_cck->fina_timeout, max_cck->fina_timeout);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "unresponded_rts:",
 			 le32_to_cpu(cck->unresponded_rts),
-			 accum_cck->unresponded_rts);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			"rxe_frame_lmt_ovrun:\t%u\t\t\t%u\n",
+			 accum_cck->unresponded_rts,
+			 delta_cck->unresponded_rts,
+			 max_cck->unresponded_rts);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			"rxe_frame_lmt_ovrun:",
 			 le32_to_cpu(cck->rxe_frame_limit_overrun),
-			 accum_cck->rxe_frame_limit_overrun);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "sent_ack_cnt:\t\t%u\t\t\t%u\n",
+			 accum_cck->rxe_frame_limit_overrun,
+			 delta_cck->rxe_frame_limit_overrun,
+			 max_cck->rxe_frame_limit_overrun);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "sent_ack_cnt:",
 			 le32_to_cpu(cck->sent_ack_cnt),
-			 accum_cck->sent_ack_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "sent_cts_cnt:\t\t%u\t\t\t%u\n",
+			 accum_cck->sent_ack_cnt,
+			 delta_cck->sent_ack_cnt,
+			 max_cck->sent_ack_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "sent_cts_cnt:",
 			 le32_to_cpu(cck->sent_cts_cnt),
-			 accum_cck->sent_cts_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "sent_ba_rsp_cnt:\t%u\t\t\t%u\n",
+			 accum_cck->sent_cts_cnt,
+			 delta_cck->sent_cts_cnt,
+			 max_cck->sent_cts_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "sent_ba_rsp_cnt:",
 			 le32_to_cpu(cck->sent_ba_rsp_cnt),
-			 accum_cck->sent_ba_rsp_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "dsp_self_kill:\t\t%u\t\t\t%u\n",
+			 accum_cck->sent_ba_rsp_cnt,
+			 delta_cck->sent_ba_rsp_cnt,
+			 max_cck->sent_ba_rsp_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "dsp_self_kill:",
 			 le32_to_cpu(cck->dsp_self_kill),
-			 accum_cck->dsp_self_kill);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "mh_format_err:\t\t%u\t\t\t%u\n",
+			 accum_cck->dsp_self_kill,
+			 delta_cck->dsp_self_kill,
+			 max_cck->dsp_self_kill);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "mh_format_err:",
 			 le32_to_cpu(cck->mh_format_err),
-			 accum_cck->mh_format_err);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "re_acq_main_rssi_sum:\t%u\t\t\t%u\n",
+			 accum_cck->mh_format_err,
+			 delta_cck->mh_format_err, max_cck->mh_format_err);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "re_acq_main_rssi_sum:",
 			 le32_to_cpu(cck->re_acq_main_rssi_sum),
-			 accum_cck->re_acq_main_rssi_sum);
-
-	pos += scnprintf(buf + pos, bufsz - pos, "Statistics_Rx - GENERAL:\n");
-	pos += scnprintf(buf + pos, bufsz - pos,
-			"\t\t\tcurrent\t\t\taccumulative\n");
-	pos += scnprintf(buf + pos, bufsz - pos, "bogus_cts:\t\t%u\t\t\t%u\n",
+			 accum_cck->re_acq_main_rssi_sum,
+			 delta_cck->re_acq_main_rssi_sum,
+			 max_cck->re_acq_main_rssi_sum);
+
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_header,
+			"Statistics_Rx - GENERAL:");
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "bogus_cts:",
 			 le32_to_cpu(general->bogus_cts),
-			 accum_general->bogus_cts);
-	pos += scnprintf(buf + pos, bufsz - pos, "bogus_ack:\t\t%u\t\t\t%u\n",
+			 accum_general->bogus_cts,
+			 delta_general->bogus_cts, max_general->bogus_cts);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "bogus_ack:",
 			 le32_to_cpu(general->bogus_ack),
-			 accum_general->bogus_ack);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "non_bssid_frames:\t%u\t\t\t%u\n",
+			 accum_general->bogus_ack,
+			 delta_general->bogus_ack, max_general->bogus_ack);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "non_bssid_frames:",
 			 le32_to_cpu(general->non_bssid_frames),
-			 accum_general->non_bssid_frames);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "filtered_frames:\t%u\t\t\t%u\n",
+			 accum_general->non_bssid_frames,
+			 delta_general->non_bssid_frames,
+			 max_general->non_bssid_frames);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "filtered_frames:",
 			 le32_to_cpu(general->filtered_frames),
-			 accum_general->filtered_frames);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "non_channel_beacons:\t%u\t\t\t%u\n",
+			 accum_general->filtered_frames,
+			 delta_general->filtered_frames,
+			 max_general->filtered_frames);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "non_channel_beacons:",
 			 le32_to_cpu(general->non_channel_beacons),
-			 accum_general->non_channel_beacons);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "channel_beacons:\t%u\t\t\t%u\n",
+			 accum_general->non_channel_beacons,
+			 delta_general->non_channel_beacons,
+			 max_general->non_channel_beacons);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "channel_beacons:",
 			 le32_to_cpu(general->channel_beacons),
-			 accum_general->channel_beacons);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "num_missed_bcon:\t%u\t\t\t%u\n",
+			 accum_general->channel_beacons,
+			 delta_general->channel_beacons,
+			 max_general->channel_beacons);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "num_missed_bcon:",
 			 le32_to_cpu(general->num_missed_bcon),
-			 accum_general->num_missed_bcon);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			"adc_rx_saturation_time:\t%u\t\t\t%u\n",
+			 accum_general->num_missed_bcon,
+			 delta_general->num_missed_bcon,
+			 max_general->num_missed_bcon);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			"adc_rx_saturation_time:",
 			 le32_to_cpu(general->adc_rx_saturation_time),
-			 accum_general->adc_rx_saturation_time);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			"ina_detect_search_tm:\t%u\t\t\t%u\n",
+			 accum_general->adc_rx_saturation_time,
+			 delta_general->adc_rx_saturation_time,
+			 max_general->adc_rx_saturation_time);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			"ina_detect_search_tm:",
 			 le32_to_cpu(general->ina_detection_search_time),
-			 accum_general->ina_detection_search_time);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "beacon_silence_rssi_a:\t%u\t\t\t%u\n",
+			 accum_general->ina_detection_search_time,
+			 delta_general->ina_detection_search_time,
+			 max_general->ina_detection_search_time);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "beacon_silence_rssi_a:",
 			 le32_to_cpu(general->beacon_silence_rssi_a),
-			 accum_general->beacon_silence_rssi_a);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "beacon_silence_rssi_b:\t%u\t\t\t%u\n",
+			 accum_general->beacon_silence_rssi_a,
+			 delta_general->beacon_silence_rssi_a,
+			 max_general->beacon_silence_rssi_a);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "beacon_silence_rssi_b:",
 			 le32_to_cpu(general->beacon_silence_rssi_b),
-			 accum_general->beacon_silence_rssi_b);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "beacon_silence_rssi_c:\t%u\t\t\t%u\n",
+			 accum_general->beacon_silence_rssi_b,
+			 delta_general->beacon_silence_rssi_b,
+			 max_general->beacon_silence_rssi_b);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "beacon_silence_rssi_c:",
 			 le32_to_cpu(general->beacon_silence_rssi_c),
-			 accum_general->beacon_silence_rssi_c);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			"interference_data_flag:\t%u\t\t\t%u\n",
+			 accum_general->beacon_silence_rssi_c,
+			 delta_general->beacon_silence_rssi_c,
+			 max_general->beacon_silence_rssi_c);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			"interference_data_flag:",
 			 le32_to_cpu(general->interference_data_flag),
-			 accum_general->interference_data_flag);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "channel_load:\t\t%u\t\t\t%u\n",
+			 accum_general->interference_data_flag,
+			 delta_general->interference_data_flag,
+			 max_general->interference_data_flag);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "channel_load:",
 			 le32_to_cpu(general->channel_load),
-			 accum_general->channel_load);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "dsp_false_alarms:\t%u\t\t\t%u\n",
+			 accum_general->channel_load,
+			 delta_general->channel_load,
+			 max_general->channel_load);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "dsp_false_alarms:",
 			 le32_to_cpu(general->dsp_false_alarms),
-			 accum_general->dsp_false_alarms);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "beacon_rssi_a:\t\t%u\t\t\t%u\n",
+			 accum_general->dsp_false_alarms,
+			 delta_general->dsp_false_alarms,
+			 max_general->dsp_false_alarms);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "beacon_rssi_a:",
 			 le32_to_cpu(general->beacon_rssi_a),
-			 accum_general->beacon_rssi_a);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "beacon_rssi_b:\t\t%u\t\t\t%u\n",
+			 accum_general->beacon_rssi_a,
+			 delta_general->beacon_rssi_a,
+			 max_general->beacon_rssi_a);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "beacon_rssi_b:",
 			 le32_to_cpu(general->beacon_rssi_b),
-			 accum_general->beacon_rssi_b);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "beacon_rssi_c:\t\t%u\t\t\t%u\n",
+			 accum_general->beacon_rssi_b,
+			 delta_general->beacon_rssi_b,
+			 max_general->beacon_rssi_b);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "beacon_rssi_c:",
 			 le32_to_cpu(general->beacon_rssi_c),
-			 accum_general->beacon_rssi_c);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "beacon_energy_a:\t%u\t\t\t%u\n",
+			 accum_general->beacon_rssi_c,
+			 delta_general->beacon_rssi_c,
+			 max_general->beacon_rssi_c);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "beacon_energy_a:",
 			 le32_to_cpu(general->beacon_energy_a),
-			 accum_general->beacon_energy_a);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "beacon_energy_b:\t%u\t\t\t%u\n",
+			 accum_general->beacon_energy_a,
+			 delta_general->beacon_energy_a,
+			 max_general->beacon_energy_a);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "beacon_energy_b:",
 			 le32_to_cpu(general->beacon_energy_b),
-			 accum_general->beacon_energy_b);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "beacon_energy_c:\t%u\t\t\t%u\n",
+			 accum_general->beacon_energy_b,
+			 delta_general->beacon_energy_b,
+			 max_general->beacon_energy_b);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "beacon_energy_c:",
 			 le32_to_cpu(general->beacon_energy_c),
-			 accum_general->beacon_energy_c);
+			 accum_general->beacon_energy_c,
+			 delta_general->beacon_energy_c,
+			 max_general->beacon_energy_c);
 
 	pos += scnprintf(buf + pos, bufsz - pos, "Statistics_Rx - OFDM_HT:\n");
-	pos += scnprintf(buf + pos, bufsz - pos,
-			"\t\t\tcurrent\t\t\taccumulative\n");
-	pos += scnprintf(buf + pos, bufsz - pos, "plcp_err:\t\t%u\t\t\t%u\n",
-			 le32_to_cpu(ht->plcp_err), accum_ht->plcp_err);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "overrun_err:\t\t%u\t\t\t%u\n",
-			 le32_to_cpu(ht->overrun_err), accum_ht->overrun_err);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "early_overrun_err:\t%u\t\t\t%u\n",
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_header,
+			"Statistics_Rx - OFDM_HT:");
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "plcp_err:",
+			 le32_to_cpu(ht->plcp_err), accum_ht->plcp_err,
+			 delta_ht->plcp_err, max_ht->plcp_err);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "overrun_err:",
+			 le32_to_cpu(ht->overrun_err), accum_ht->overrun_err,
+			 delta_ht->overrun_err, max_ht->overrun_err);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "early_overrun_err:",
 			 le32_to_cpu(ht->early_overrun_err),
-			 accum_ht->early_overrun_err);
-	pos += scnprintf(buf + pos, bufsz - pos, "crc32_good:\t\t%u\t\t\t%u\n",
-			 le32_to_cpu(ht->crc32_good), accum_ht->crc32_good);
-	pos += scnprintf(buf + pos, bufsz - pos, "crc32_err:\t\t%u\t\t\t%u\n",
-			 le32_to_cpu(ht->crc32_err), accum_ht->crc32_err);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "mh_format_err:\t\t%u\t\t\t%u\n",
+			 accum_ht->early_overrun_err,
+			 delta_ht->early_overrun_err,
+			 max_ht->early_overrun_err);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "crc32_good:",
+			 le32_to_cpu(ht->crc32_good), accum_ht->crc32_good,
+			 delta_ht->crc32_good, max_ht->crc32_good);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "crc32_err:",
+			 le32_to_cpu(ht->crc32_err), accum_ht->crc32_err,
+			 delta_ht->crc32_err, max_ht->crc32_err);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "mh_format_err:",
 			 le32_to_cpu(ht->mh_format_err),
-			 accum_ht->mh_format_err);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "agg_crc32_good:\t\t%u\t\t\t%u\n",
+			 accum_ht->mh_format_err,
+			 delta_ht->mh_format_err, max_ht->mh_format_err);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "agg_crc32_good:",
 			 le32_to_cpu(ht->agg_crc32_good),
-			 accum_ht->agg_crc32_good);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "agg_mpdu_cnt:\t\t%u\t\t\t%u\n",
+			 accum_ht->agg_crc32_good,
+			 delta_ht->agg_crc32_good, max_ht->agg_crc32_good);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "agg_mpdu_cnt:",
 			 le32_to_cpu(ht->agg_mpdu_cnt),
-			 accum_ht->agg_mpdu_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos, "agg_cnt:\t\t%u\t\t\t%u\n",
-			 le32_to_cpu(ht->agg_cnt), accum_ht->agg_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos, "unsupport_mcs:\t\t%u\t\t\t%u\n",
+			 accum_ht->agg_mpdu_cnt,
+			 delta_ht->agg_mpdu_cnt, max_ht->agg_mpdu_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "agg_cnt:",
+			 le32_to_cpu(ht->agg_cnt), accum_ht->agg_cnt,
+			 delta_ht->agg_cnt, max_ht->agg_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "unsupport_mcs:",
 			 le32_to_cpu(ht->unsupport_mcs),
-			 accum_ht->unsupport_mcs);
+			 accum_ht->unsupport_mcs,
+			 delta_ht->unsupport_mcs, max_ht->unsupport_mcs);
 
 	ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
 	kfree(buf);
@@ -1403,23 +1522,13 @@ static ssize_t iwl_dbgfs_ucode_tx_stats_read(struct file *file,
 	struct iwl_priv *priv = file->private_data;
 	int pos = 0;
 	char *buf;
-	int bufsz = (sizeof(struct statistics_tx) * 24) + 250;
+	int bufsz = (sizeof(struct statistics_tx) * 48) + 250;
 	ssize_t ret;
-	struct statistics_tx *tx, *accum_tx;
+	struct statistics_tx *tx, *accum_tx, *delta_tx, *max_tx;
 
 	if (!iwl_is_alive(priv))
 		return -EAGAIN;
 
-	/* make request to uCode to retrieve statistics information */
-	mutex_lock(&priv->mutex);
-	ret = iwl_send_statistics_request(priv, CMD_SYNC, false);
-	mutex_unlock(&priv->mutex);
-
-	if (ret) {
-		IWL_ERR(priv,
-			"Error sending statistics request: %zd\n", ret);
-		return -EAGAIN;
-	}
 	buf = kzalloc(bufsz, GFP_KERNEL);
 	if (!buf) {
 		IWL_ERR(priv, "Can not allocate Buffer\n");
@@ -1432,106 +1541,148 @@ static ssize_t iwl_dbgfs_ucode_tx_stats_read(struct file *file,
 	 */
 	tx = &priv->statistics.tx;
 	accum_tx = &priv->accum_statistics.tx;
+	delta_tx = &priv->delta_statistics.tx;
+	max_tx = &priv->max_delta.tx;
 	pos += iwl_dbgfs_statistics_flag(priv, buf, bufsz);
-	pos += scnprintf(buf + pos, bufsz - pos, "Statistics_Tx:\n");
-	pos += scnprintf(buf + pos, bufsz - pos,
-			"\t\t\tcurrent\t\t\taccumulative\n");
-	pos += scnprintf(buf + pos, bufsz - pos, "preamble:\t\t\t%u\t\t\t%u\n",
+	pos += scnprintf(buf + pos, bufsz - pos,  ucode_stats_header,
+			"Statistics_Tx:");
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "preamble:",
 			 le32_to_cpu(tx->preamble_cnt),
-			 accum_tx->preamble_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "rx_detected_cnt:\t\t%u\t\t\t%u\n",
+			 accum_tx->preamble_cnt,
+			 delta_tx->preamble_cnt, max_tx->preamble_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "rx_detected_cnt:",
 			 le32_to_cpu(tx->rx_detected_cnt),
-			 accum_tx->rx_detected_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "bt_prio_defer_cnt:\t\t%u\t\t\t%u\n",
+			 accum_tx->rx_detected_cnt,
+			 delta_tx->rx_detected_cnt, max_tx->rx_detected_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "bt_prio_defer_cnt:",
 			 le32_to_cpu(tx->bt_prio_defer_cnt),
-			 accum_tx->bt_prio_defer_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "bt_prio_kill_cnt:\t\t%u\t\t\t%u\n",
+			 accum_tx->bt_prio_defer_cnt,
+			 delta_tx->bt_prio_defer_cnt,
+			 max_tx->bt_prio_defer_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "bt_prio_kill_cnt:",
 			 le32_to_cpu(tx->bt_prio_kill_cnt),
-			 accum_tx->bt_prio_kill_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "few_bytes_cnt:\t\t\t%u\t\t\t%u\n",
+			 accum_tx->bt_prio_kill_cnt,
+			 delta_tx->bt_prio_kill_cnt,
+			 max_tx->bt_prio_kill_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "few_bytes_cnt:",
 			 le32_to_cpu(tx->few_bytes_cnt),
-			 accum_tx->few_bytes_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "cts_timeout:\t\t\t%u\t\t\t%u\n",
-			 le32_to_cpu(tx->cts_timeout), accum_tx->cts_timeout);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "ack_timeout:\t\t\t%u\t\t\t%u\n",
+			 accum_tx->few_bytes_cnt,
+			 delta_tx->few_bytes_cnt, max_tx->few_bytes_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "cts_timeout:",
+			 le32_to_cpu(tx->cts_timeout), accum_tx->cts_timeout,
+			 delta_tx->cts_timeout, max_tx->cts_timeout);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "ack_timeout:",
 			 le32_to_cpu(tx->ack_timeout),
-			 accum_tx->ack_timeout);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "expected_ack_cnt:\t\t%u\t\t\t%u\n",
+			 accum_tx->ack_timeout,
+			 delta_tx->ack_timeout, max_tx->ack_timeout);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "expected_ack_cnt:",
 			 le32_to_cpu(tx->expected_ack_cnt),
-			 accum_tx->expected_ack_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "actual_ack_cnt:\t\t\t%u\t\t\t%u\n",
+			 accum_tx->expected_ack_cnt,
+			 delta_tx->expected_ack_cnt,
+			 max_tx->expected_ack_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "actual_ack_cnt:",
 			 le32_to_cpu(tx->actual_ack_cnt),
-			 accum_tx->actual_ack_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "dump_msdu_cnt:\t\t\t%u\t\t\t%u\n",
+			 accum_tx->actual_ack_cnt,
+			 delta_tx->actual_ack_cnt,
+			 max_tx->actual_ack_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "dump_msdu_cnt:",
 			 le32_to_cpu(tx->dump_msdu_cnt),
-			 accum_tx->dump_msdu_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "abort_nxt_frame_mismatch:"
-			 "\t%u\t\t\t%u\n",
+			 accum_tx->dump_msdu_cnt,
+			 delta_tx->dump_msdu_cnt,
+			 max_tx->dump_msdu_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "abort_nxt_frame_mismatch:",
 			 le32_to_cpu(tx->burst_abort_next_frame_mismatch_cnt),
-			 accum_tx->burst_abort_next_frame_mismatch_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "abort_missing_nxt_frame:"
-			 "\t%u\t\t\t%u\n",
+			 accum_tx->burst_abort_next_frame_mismatch_cnt,
+			 delta_tx->burst_abort_next_frame_mismatch_cnt,
+			 max_tx->burst_abort_next_frame_mismatch_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "abort_missing_nxt_frame:",
 			 le32_to_cpu(tx->burst_abort_missing_next_frame_cnt),
-			 accum_tx->burst_abort_missing_next_frame_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "cts_timeout_collision:\t\t%u\t\t\t%u\n",
+			 accum_tx->burst_abort_missing_next_frame_cnt,
+			 delta_tx->burst_abort_missing_next_frame_cnt,
+			 max_tx->burst_abort_missing_next_frame_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "cts_timeout_collision:",
 			 le32_to_cpu(tx->cts_timeout_collision),
-			 accum_tx->cts_timeout_collision);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			"ack_ba_timeout_collision:\t%u\t\t\t%u\n",
+			 accum_tx->cts_timeout_collision,
+			 delta_tx->cts_timeout_collision,
+			 max_tx->cts_timeout_collision);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			"ack_ba_timeout_collision:",
 			 le32_to_cpu(tx->ack_or_ba_timeout_collision),
-			 accum_tx->ack_or_ba_timeout_collision);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "agg ba_timeout:\t\t\t%u\t\t\t%u\n",
+			 accum_tx->ack_or_ba_timeout_collision,
+			 delta_tx->ack_or_ba_timeout_collision,
+			 max_tx->ack_or_ba_timeout_collision);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "agg ba_timeout:",
 			 le32_to_cpu(tx->agg.ba_timeout),
-			 accum_tx->agg.ba_timeout);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			"agg ba_resched_frames:\t\t%u\t\t\t%u\n",
+			 accum_tx->agg.ba_timeout,
+			 delta_tx->agg.ba_timeout,
+			 max_tx->agg.ba_timeout);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			"agg ba_resched_frames:",
 			 le32_to_cpu(tx->agg.ba_reschedule_frames),
-			 accum_tx->agg.ba_reschedule_frames);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			"agg scd_query_agg_frame:\t%u\t\t\t%u\n",
+			 accum_tx->agg.ba_reschedule_frames,
+			 delta_tx->agg.ba_reschedule_frames,
+			 max_tx->agg.ba_reschedule_frames);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			"agg scd_query_agg_frame:",
 			 le32_to_cpu(tx->agg.scd_query_agg_frame_cnt),
-			 accum_tx->agg.scd_query_agg_frame_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "agg scd_query_no_agg:\t\t%u\t\t\t%u\n",
+			 accum_tx->agg.scd_query_agg_frame_cnt,
+			 delta_tx->agg.scd_query_agg_frame_cnt,
+			 max_tx->agg.scd_query_agg_frame_cnt);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "agg scd_query_no_agg:",
 			 le32_to_cpu(tx->agg.scd_query_no_agg),
-			 accum_tx->agg.scd_query_no_agg);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "agg scd_query_agg:\t\t%u\t\t\t%u\n",
+			 accum_tx->agg.scd_query_no_agg,
+			 delta_tx->agg.scd_query_no_agg,
+			 max_tx->agg.scd_query_no_agg);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "agg scd_query_agg:",
 			 le32_to_cpu(tx->agg.scd_query_agg),
-			 accum_tx->agg.scd_query_agg);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			"agg scd_query_mismatch:\t\t%u\t\t\t%u\n",
+			 accum_tx->agg.scd_query_agg,
+			 delta_tx->agg.scd_query_agg,
+			 max_tx->agg.scd_query_agg);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			"agg scd_query_mismatch:",
 			 le32_to_cpu(tx->agg.scd_query_mismatch),
-			 accum_tx->agg.scd_query_mismatch);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "agg frame_not_ready:\t\t%u\t\t\t%u\n",
+			 accum_tx->agg.scd_query_mismatch,
+			 delta_tx->agg.scd_query_mismatch,
+			 max_tx->agg.scd_query_mismatch);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "agg frame_not_ready:",
 			 le32_to_cpu(tx->agg.frame_not_ready),
-			 accum_tx->agg.frame_not_ready);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "agg underrun:\t\t\t%u\t\t\t%u\n",
+			 accum_tx->agg.frame_not_ready,
+			 delta_tx->agg.frame_not_ready,
+			 max_tx->agg.frame_not_ready);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "agg underrun:",
 			 le32_to_cpu(tx->agg.underrun),
-			 accum_tx->agg.underrun);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "agg bt_prio_kill:\t\t%u\t\t\t%u\n",
+			 accum_tx->agg.underrun,
+			 delta_tx->agg.underrun, max_tx->agg.underrun);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "agg bt_prio_kill:",
 			 le32_to_cpu(tx->agg.bt_prio_kill),
-			 accum_tx->agg.bt_prio_kill);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "agg rx_ba_rsp_cnt:\t\t%u\t\t\t%u\n",
+			 accum_tx->agg.bt_prio_kill,
+			 delta_tx->agg.bt_prio_kill,
+			 max_tx->agg.bt_prio_kill);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "agg rx_ba_rsp_cnt:",
 			 le32_to_cpu(tx->agg.rx_ba_rsp_cnt),
-			 accum_tx->agg.rx_ba_rsp_cnt);
+			 accum_tx->agg.rx_ba_rsp_cnt,
+			 delta_tx->agg.rx_ba_rsp_cnt,
+			 max_tx->agg.rx_ba_rsp_cnt);
 
 	ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
 	kfree(buf);
@@ -1545,25 +1696,16 @@ static ssize_t iwl_dbgfs_ucode_general_stats_read(struct file *file,
 	struct iwl_priv *priv = file->private_data;
 	int pos = 0;
 	char *buf;
-	int bufsz = sizeof(struct statistics_general) * 4 + 250;
+	int bufsz = sizeof(struct statistics_general) * 10 + 300;
 	ssize_t ret;
 	struct statistics_general *general, *accum_general;
-	struct statistics_dbg *dbg, *accum_dbg;
-	struct statistics_div *div, *accum_div;
+	struct statistics_general *delta_general, *max_general;
+	struct statistics_dbg *dbg, *accum_dbg, *delta_dbg, *max_dbg;
+	struct statistics_div *div, *accum_div, *delta_div, *max_div;
 
 	if (!iwl_is_alive(priv))
 		return -EAGAIN;
 
-	/* make request to uCode to retrieve statistics information */
-	mutex_lock(&priv->mutex);
-	ret = iwl_send_statistics_request(priv, CMD_SYNC, false);
-	mutex_unlock(&priv->mutex);
-
-	if (ret) {
-		IWL_ERR(priv,
-			"Error sending statistics request: %zd\n", ret);
-		return -EAGAIN;
-	}
 	buf = kzalloc(bufsz, GFP_KERNEL);
 	if (!buf) {
 		IWL_ERR(priv, "Can not allocate Buffer\n");
@@ -1578,52 +1720,78 @@ static ssize_t iwl_dbgfs_ucode_general_stats_read(struct file *file,
 	dbg = &priv->statistics.general.dbg;
 	div = &priv->statistics.general.div;
 	accum_general = &priv->accum_statistics.general;
+	delta_general = &priv->delta_statistics.general;
+	max_general = &priv->max_delta.general;
 	accum_dbg = &priv->accum_statistics.general.dbg;
+	delta_dbg = &priv->delta_statistics.general.dbg;
+	max_dbg = &priv->max_delta.general.dbg;
 	accum_div = &priv->accum_statistics.general.div;
+	delta_div = &priv->delta_statistics.general.div;
+	max_div = &priv->max_delta.general.div;
 	pos += iwl_dbgfs_statistics_flag(priv, buf, bufsz);
-	pos += scnprintf(buf + pos, bufsz - pos, "Statistics_General:\n");
-	pos += scnprintf(buf + pos, bufsz - pos,
-			"\t\t\tcurrent\t\t\taccumulative\n");
-	pos += scnprintf(buf + pos, bufsz - pos, "temperature:\t\t\t%u\n",
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_header,
+			"Statistics_General:");
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_short_format,
+			 "temperature:",
 			 le32_to_cpu(general->temperature));
-	pos += scnprintf(buf + pos, bufsz - pos, "temperature_m:\t\t\t%u\n",
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_short_format,
+			 "temperature_m:",
 			 le32_to_cpu(general->temperature_m));
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "burst_check:\t\t\t%u\t\t\t%u\n",
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "burst_check:",
 			 le32_to_cpu(dbg->burst_check),
-			 accum_dbg->burst_check);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "burst_count:\t\t\t%u\t\t\t%u\n",
+			 accum_dbg->burst_check,
+			 delta_dbg->burst_check, max_dbg->burst_check);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "burst_count:",
 			 le32_to_cpu(dbg->burst_count),
-			 accum_dbg->burst_count);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "sleep_time:\t\t\t%u\t\t\t%u\n",
+			 accum_dbg->burst_count,
+			 delta_dbg->burst_count, max_dbg->burst_count);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "sleep_time:",
 			 le32_to_cpu(general->sleep_time),
-			 accum_general->sleep_time);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "slots_out:\t\t\t%u\t\t\t%u\n",
+			 accum_general->sleep_time,
+			 delta_general->sleep_time, max_general->sleep_time);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "slots_out:",
 			 le32_to_cpu(general->slots_out),
-			 accum_general->slots_out);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "slots_idle:\t\t\t%u\t\t\t%u\n",
+			 accum_general->slots_out,
+			 delta_general->slots_out, max_general->slots_out);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "slots_idle:",
 			 le32_to_cpu(general->slots_idle),
-			 accum_general->slots_idle);
+			 accum_general->slots_idle,
+			 delta_general->slots_idle, max_general->slots_idle);
 	pos += scnprintf(buf + pos, bufsz - pos, "ttl_timestamp:\t\t\t%u\n",
 			 le32_to_cpu(general->ttl_timestamp));
-	pos += scnprintf(buf + pos, bufsz - pos, "tx_on_a:\t\t\t%u\t\t\t%u\n",
-			 le32_to_cpu(div->tx_on_a), accum_div->tx_on_a);
-	pos += scnprintf(buf + pos, bufsz - pos, "tx_on_b:\t\t\t%u\t\t\t%u\n",
-			 le32_to_cpu(div->tx_on_b), accum_div->tx_on_b);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "exec_time:\t\t\t%u\t\t\t%u\n",
-			 le32_to_cpu(div->exec_time), accum_div->exec_time);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "probe_time:\t\t\t%u\t\t\t%u\n",
-			 le32_to_cpu(div->probe_time), accum_div->probe_time);
-	pos += scnprintf(buf + pos, bufsz - pos,
-			 "rx_enable_counter:\t\t%u\t\t\t%u\n",
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "tx_on_a:",
+			 le32_to_cpu(div->tx_on_a), accum_div->tx_on_a,
+			 delta_div->tx_on_a, max_div->tx_on_a);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "tx_on_b:",
+			 le32_to_cpu(div->tx_on_b), accum_div->tx_on_b,
+			 delta_div->tx_on_b, max_div->tx_on_b);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "exec_time:",
+			 le32_to_cpu(div->exec_time), accum_div->exec_time,
+			 delta_div->exec_time, max_div->exec_time);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "probe_time:",
+			 le32_to_cpu(div->probe_time), accum_div->probe_time,
+			 delta_div->probe_time, max_div->probe_time);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "rx_enable_counter:",
 			 le32_to_cpu(general->rx_enable_counter),
-			 accum_general->rx_enable_counter);
+			 accum_general->rx_enable_counter,
+			 delta_general->rx_enable_counter,
+			 max_general->rx_enable_counter);
+	pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
+			 "num_of_sos_states:",
+			 le32_to_cpu(general->num_of_sos_states),
+			 accum_general->num_of_sos_states,
+			 delta_general->num_of_sos_states,
+			 max_general->num_of_sos_states);
 	ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
 	kfree(buf);
 	return ret;
@@ -1775,23 +1943,12 @@ static ssize_t iwl_dbgfs_tx_power_read(struct file *file,
 	struct iwl_priv *priv = file->private_data;
 	char buf[128];
 	int pos = 0;
-	ssize_t ret;
 	const size_t bufsz = sizeof(buf);
 	struct statistics_tx *tx;
 
 	if (!iwl_is_alive(priv))
 		pos += scnprintf(buf + pos, bufsz - pos, "N/A\n");
 	else {
-		/* make request to uCode to retrieve statistics information */
-		mutex_lock(&priv->mutex);
-		ret = iwl_send_statistics_request(priv, CMD_SYNC, false);
-		mutex_unlock(&priv->mutex);
-
-		if (ret) {
-			IWL_ERR(priv, "Error sending statistics request: %zd\n",
-				ret);
-			return -EAGAIN;
-		}
 		tx = &priv->statistics.tx;
 		if (tx->tx_power.ant_a ||
 		    tx->tx_power.ant_b ||
@@ -1940,6 +2097,132 @@ static ssize_t iwl_dbgfs_ucode_tracing_write(struct file *file,
 	return count;
 }
 
+static ssize_t iwl_dbgfs_fh_reg_read(struct file *file,
+					 char __user *user_buf,
+					 size_t count, loff_t *ppos)
+{
+	struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
+	char *buf;
+	int pos = 0;
+	ssize_t ret = -EFAULT;
+
+	if (priv->cfg->ops->lib->dump_fh) {
+		ret = pos = priv->cfg->ops->lib->dump_fh(priv, &buf, true);
+		if (buf) {
+			ret = simple_read_from_buffer(user_buf,
+						      count, ppos, buf, pos);
+			kfree(buf);
+		}
+	}
+
+	return ret;
+}
+
+static ssize_t iwl_dbgfs_missed_beacon_read(struct file *file,
+					char __user *user_buf,
+					size_t count, loff_t *ppos) {
+
+	struct iwl_priv *priv = file->private_data;
+	int pos = 0;
+	char buf[12];
+	const size_t bufsz = sizeof(buf);
+	ssize_t ret;
+
+	pos += scnprintf(buf + pos, bufsz - pos, "%d\n",
+			priv->missed_beacon_threshold);
+
+	ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
+	return ret;
+}
+
+static ssize_t iwl_dbgfs_missed_beacon_write(struct file *file,
+					 const char __user *user_buf,
+					 size_t count, loff_t *ppos)
+{
+	struct iwl_priv *priv = file->private_data;
+	char buf[8];
+	int buf_size;
+	int missed;
+
+	memset(buf, 0, sizeof(buf));
+	buf_size = min(count, sizeof(buf) -  1);
+	if (copy_from_user(buf, user_buf, buf_size))
+		return -EFAULT;
+	if (sscanf(buf, "%d", &missed) != 1)
+		return -EINVAL;
+
+	if (missed < IWL_MISSED_BEACON_THRESHOLD_MIN ||
+	    missed > IWL_MISSED_BEACON_THRESHOLD_MAX)
+		priv->missed_beacon_threshold =
+			IWL_MISSED_BEACON_THRESHOLD_DEF;
+	else
+		priv->missed_beacon_threshold = missed;
+
+	return count;
+}
+
+static ssize_t iwl_dbgfs_internal_scan_write(struct file *file,
+					 const char __user *user_buf,
+					 size_t count, loff_t *ppos)
+{
+	struct iwl_priv *priv = file->private_data;
+	char buf[8];
+	int buf_size;
+	int scan;
+
+	memset(buf, 0, sizeof(buf));
+	buf_size = min(count, sizeof(buf) -  1);
+	if (copy_from_user(buf, user_buf, buf_size))
+		return -EFAULT;
+	if (sscanf(buf, "%d", &scan) != 1)
+		return -EINVAL;
+
+	iwl_internal_short_hw_scan(priv);
+
+	return count;
+}
+
+static ssize_t iwl_dbgfs_plcp_delta_read(struct file *file,
+					char __user *user_buf,
+					size_t count, loff_t *ppos) {
+
+	struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
+	int pos = 0;
+	char buf[12];
+	const size_t bufsz = sizeof(buf);
+	ssize_t ret;
+
+	pos += scnprintf(buf + pos, bufsz - pos, "%u\n",
+			priv->cfg->plcp_delta_threshold);
+
+	ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
+	return ret;
+}
+
+static ssize_t iwl_dbgfs_plcp_delta_write(struct file *file,
+					const char __user *user_buf,
+					size_t count, loff_t *ppos) {
+
+	struct iwl_priv *priv = file->private_data;
+	char buf[8];
+	int buf_size;
+	int plcp;
+
+	memset(buf, 0, sizeof(buf));
+	buf_size = min(count, sizeof(buf) -  1);
+	if (copy_from_user(buf, user_buf, buf_size))
+		return -EFAULT;
+	if (sscanf(buf, "%d", &plcp) != 1)
+		return -EINVAL;
+	if ((plcp <= IWL_MAX_PLCP_ERR_THRESHOLD_MIN) ||
+		(plcp > IWL_MAX_PLCP_ERR_THRESHOLD_MAX))
+		priv->cfg->plcp_delta_threshold =
+			IWL_MAX_PLCP_ERR_THRESHOLD_DEF;
+	else
+		priv->cfg->plcp_delta_threshold = plcp;
+	return count;
+}
+
 DEBUGFS_READ_FILE_OPS(rx_statistics);
 DEBUGFS_READ_FILE_OPS(tx_statistics);
 DEBUGFS_READ_WRITE_FILE_OPS(traffic_log);
@@ -1956,6 +2239,10 @@ DEBUGFS_WRITE_FILE_OPS(clear_ucode_statistics);
 DEBUGFS_WRITE_FILE_OPS(clear_traffic_statistics);
 DEBUGFS_WRITE_FILE_OPS(csr);
 DEBUGFS_READ_WRITE_FILE_OPS(ucode_tracing);
+DEBUGFS_READ_FILE_OPS(fh_reg);
+DEBUGFS_READ_WRITE_FILE_OPS(missed_beacon);
+DEBUGFS_WRITE_FILE_OPS(internal_scan);
+DEBUGFS_READ_WRITE_FILE_OPS(plcp_delta);
 
 /*
  * Create the debugfs files and directories
@@ -1963,71 +2250,73 @@ DEBUGFS_READ_WRITE_FILE_OPS(ucode_tracing);
  */
 int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
 {
-	struct iwl_debugfs *dbgfs;
 	struct dentry *phyd = priv->hw->wiphy->debugfsdir;
-	int ret = 0;
+	struct dentry *dir_drv, *dir_data, *dir_rf, *dir_debug;
 
-	dbgfs = kzalloc(sizeof(struct iwl_debugfs), GFP_KERNEL);
-	if (!dbgfs) {
-		ret = -ENOMEM;
-		goto err;
-	}
+	dir_drv = debugfs_create_dir(name, phyd);
+	if (!dir_drv)
+		return -ENOMEM;
 
-	priv->dbgfs = dbgfs;
-	dbgfs->name = name;
-	dbgfs->dir_drv = debugfs_create_dir(name, phyd);
-	if (!dbgfs->dir_drv || IS_ERR(dbgfs->dir_drv)) {
-		ret = -ENOENT;
+	priv->debugfs_dir = dir_drv;
+
+	dir_data = debugfs_create_dir("data", dir_drv);
+	if (!dir_data)
+		goto err;
+	dir_rf = debugfs_create_dir("rf", dir_drv);
+	if (!dir_rf)
+		goto err;
+	dir_debug = debugfs_create_dir("debug", dir_drv);
+	if (!dir_debug)
 		goto err;
-	}
 
-	DEBUGFS_ADD_DIR(data, dbgfs->dir_drv);
-	DEBUGFS_ADD_DIR(rf, dbgfs->dir_drv);
-	DEBUGFS_ADD_DIR(debug, dbgfs->dir_drv);
-	DEBUGFS_ADD_FILE(nvm, data, S_IRUSR);
-	DEBUGFS_ADD_FILE(sram, data, S_IWUSR | S_IRUSR);
-	DEBUGFS_ADD_FILE(log_event, data, S_IWUSR | S_IRUSR);
-	DEBUGFS_ADD_FILE(stations, data, S_IRUSR);
-	DEBUGFS_ADD_FILE(channels, data, S_IRUSR);
-	DEBUGFS_ADD_FILE(status, data, S_IRUSR);
-	DEBUGFS_ADD_FILE(interrupt, data, S_IWUSR | S_IRUSR);
-	DEBUGFS_ADD_FILE(qos, data, S_IRUSR);
-	DEBUGFS_ADD_FILE(led, data, S_IRUSR);
-	DEBUGFS_ADD_FILE(sleep_level_override, data, S_IWUSR | S_IRUSR);
-	DEBUGFS_ADD_FILE(current_sleep_command, data, S_IRUSR);
-	DEBUGFS_ADD_FILE(thermal_throttling, data, S_IRUSR);
-	DEBUGFS_ADD_FILE(disable_ht40, data, S_IWUSR | S_IRUSR);
-	DEBUGFS_ADD_FILE(rx_statistics, debug, S_IRUSR);
-	DEBUGFS_ADD_FILE(tx_statistics, debug, S_IRUSR);
-	DEBUGFS_ADD_FILE(traffic_log, debug, S_IWUSR | S_IRUSR);
-	DEBUGFS_ADD_FILE(rx_queue, debug, S_IRUSR);
-	DEBUGFS_ADD_FILE(tx_queue, debug, S_IRUSR);
-	DEBUGFS_ADD_FILE(tx_power, debug, S_IRUSR);
-	DEBUGFS_ADD_FILE(power_save_status, debug, S_IRUSR);
-	DEBUGFS_ADD_FILE(clear_ucode_statistics, debug, S_IWUSR);
-	DEBUGFS_ADD_FILE(clear_traffic_statistics, debug, S_IWUSR);
-	DEBUGFS_ADD_FILE(csr, debug, S_IWUSR);
+	DEBUGFS_ADD_FILE(nvm, dir_data, S_IRUSR);
+	DEBUGFS_ADD_FILE(sram, dir_data, S_IWUSR | S_IRUSR);
+	DEBUGFS_ADD_FILE(log_event, dir_data, S_IWUSR | S_IRUSR);
+	DEBUGFS_ADD_FILE(stations, dir_data, S_IRUSR);
+	DEBUGFS_ADD_FILE(channels, dir_data, S_IRUSR);
+	DEBUGFS_ADD_FILE(status, dir_data, S_IRUSR);
+	DEBUGFS_ADD_FILE(interrupt, dir_data, S_IWUSR | S_IRUSR);
+	DEBUGFS_ADD_FILE(qos, dir_data, S_IRUSR);
+	DEBUGFS_ADD_FILE(led, dir_data, S_IRUSR);
+	DEBUGFS_ADD_FILE(sleep_level_override, dir_data, S_IWUSR | S_IRUSR);
+	DEBUGFS_ADD_FILE(current_sleep_command, dir_data, S_IRUSR);
+	DEBUGFS_ADD_FILE(thermal_throttling, dir_data, S_IRUSR);
+	DEBUGFS_ADD_FILE(disable_ht40, dir_data, S_IWUSR | S_IRUSR);
+	DEBUGFS_ADD_FILE(rx_statistics, dir_debug, S_IRUSR);
+	DEBUGFS_ADD_FILE(tx_statistics, dir_debug, S_IRUSR);
+	DEBUGFS_ADD_FILE(traffic_log, dir_debug, S_IWUSR | S_IRUSR);
+	DEBUGFS_ADD_FILE(rx_queue, dir_debug, S_IRUSR);
+	DEBUGFS_ADD_FILE(tx_queue, dir_debug, S_IRUSR);
+	DEBUGFS_ADD_FILE(tx_power, dir_debug, S_IRUSR);
+	DEBUGFS_ADD_FILE(power_save_status, dir_debug, S_IRUSR);
+	DEBUGFS_ADD_FILE(clear_ucode_statistics, dir_debug, S_IWUSR);
+	DEBUGFS_ADD_FILE(clear_traffic_statistics, dir_debug, S_IWUSR);
+	DEBUGFS_ADD_FILE(csr, dir_debug, S_IWUSR);
+	DEBUGFS_ADD_FILE(fh_reg, dir_debug, S_IRUSR);
+	DEBUGFS_ADD_FILE(missed_beacon, dir_debug, S_IWUSR);
+	DEBUGFS_ADD_FILE(internal_scan, dir_debug, S_IWUSR);
+	DEBUGFS_ADD_FILE(plcp_delta, dir_debug, S_IWUSR | S_IRUSR);
 	if ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) != CSR_HW_REV_TYPE_3945) {
-		DEBUGFS_ADD_FILE(ucode_rx_stats, debug, S_IRUSR);
-		DEBUGFS_ADD_FILE(ucode_tx_stats, debug, S_IRUSR);
-		DEBUGFS_ADD_FILE(ucode_general_stats, debug, S_IRUSR);
-		DEBUGFS_ADD_FILE(sensitivity, debug, S_IRUSR);
-		DEBUGFS_ADD_FILE(chain_noise, debug, S_IRUSR);
-		DEBUGFS_ADD_FILE(ucode_tracing, debug, S_IWUSR | S_IRUSR);
+		DEBUGFS_ADD_FILE(ucode_rx_stats, dir_debug, S_IRUSR);
+		DEBUGFS_ADD_FILE(ucode_tx_stats, dir_debug, S_IRUSR);
+		DEBUGFS_ADD_FILE(ucode_general_stats, dir_debug, S_IRUSR);
+		DEBUGFS_ADD_FILE(sensitivity, dir_debug, S_IRUSR);
+		DEBUGFS_ADD_FILE(chain_noise, dir_debug, S_IRUSR);
+		DEBUGFS_ADD_FILE(ucode_tracing, dir_debug, S_IWUSR | S_IRUSR);
 	}
-	DEBUGFS_ADD_BOOL(disable_sensitivity, rf, &priv->disable_sens_cal);
-	DEBUGFS_ADD_BOOL(disable_chain_noise, rf,
+	DEBUGFS_ADD_BOOL(disable_sensitivity, dir_rf, &priv->disable_sens_cal);
+	DEBUGFS_ADD_BOOL(disable_chain_noise, dir_rf,
 			 &priv->disable_chain_noise_cal);
 	if (((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_4965) ||
 	    ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_3945))
-		DEBUGFS_ADD_BOOL(disable_tx_power, rf,
+		DEBUGFS_ADD_BOOL(disable_tx_power, dir_rf,
 				&priv->disable_tx_power_cal);
 	return 0;
 
 err:
-	IWL_ERR(priv, "Can't open the debugfs directory\n");
+	IWL_ERR(priv, "Can't create the debugfs directory\n");
 	iwl_dbgfs_unregister(priv);
-	return ret;
+	return -ENOMEM;
 }
 EXPORT_SYMBOL(iwl_dbgfs_register);
 
@@ -2037,59 +2326,11 @@ EXPORT_SYMBOL(iwl_dbgfs_register);
  */
 void iwl_dbgfs_unregister(struct iwl_priv *priv)
 {
-	if (!priv->dbgfs)
+	if (!priv->debugfs_dir)
 		return;
 
-	DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_sleep_level_override);
-	DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_current_sleep_command);
-	DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_nvm);
-	DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_sram);
-	DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_log_event);
-	DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_stations);
-	DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_channels);
-	DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_status);
-	DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_interrupt);
-	DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_qos);
-	DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_led);
-	DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_thermal_throttling);
-	DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_disable_ht40);
-	DEBUGFS_REMOVE(priv->dbgfs->dir_data);
-	DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_rx_statistics);
-	DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_tx_statistics);
-	DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_traffic_log);
-	DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_rx_queue);
-	DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_tx_queue);
-	DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_tx_power);
-	DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_power_save_status);
-	DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.
-			file_clear_ucode_statistics);
-	DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.
-			file_clear_traffic_statistics);
-	DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_csr);
-	if ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) != CSR_HW_REV_TYPE_3945) {
-		DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.
-			file_ucode_rx_stats);
-		DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.
-			file_ucode_tx_stats);
-		DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.
-			file_ucode_general_stats);
-		DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.
-			file_sensitivity);
-		DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.
-			file_chain_noise);
-		DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.
-			file_ucode_tracing);
-	}
-	DEBUGFS_REMOVE(priv->dbgfs->dir_debug);
-	DEBUGFS_REMOVE(priv->dbgfs->dbgfs_rf_files.file_disable_sensitivity);
-	DEBUGFS_REMOVE(priv->dbgfs->dbgfs_rf_files.file_disable_chain_noise);
-	if (((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_4965) ||
-	    ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_3945))
-		DEBUGFS_REMOVE(priv->dbgfs->dbgfs_rf_files.file_disable_tx_power);
-	DEBUGFS_REMOVE(priv->dbgfs->dir_rf);
-	DEBUGFS_REMOVE(priv->dbgfs->dir_drv);
-	kfree(priv->dbgfs);
-	priv->dbgfs = NULL;
+	debugfs_remove_recursive(priv->debugfs_dir);
+	priv->debugfs_dir = NULL;
 }
 EXPORT_SYMBOL(iwl_dbgfs_unregister);
 

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2003 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2003 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as
@@ -1011,6 +1011,30 @@ struct iwl_event_log {
 	int wraps_more_count;
 };
 
+/*
+ * host interrupt timeout value
+ * used with setting interrupt coalescing timer
+ * the CSR_INT_COALESCING is an 8 bit register in 32-usec unit
+ *
+ * default interrupt coalescing timer is 64 x 32 = 2048 usecs
+ * default interrupt coalescing calibration timer is 16 x 32 = 512 usecs
+ */
+#define IWL_HOST_INT_TIMEOUT_MAX	(0xFF)
+#define IWL_HOST_INT_TIMEOUT_DEF	(0x40)
+#define IWL_HOST_INT_TIMEOUT_MIN	(0x0)
+#define IWL_HOST_INT_CALIB_TIMEOUT_MAX	(0xFF)
+#define IWL_HOST_INT_CALIB_TIMEOUT_DEF	(0x10)
+#define IWL_HOST_INT_CALIB_TIMEOUT_MIN	(0x0)
+
+/*
+ * This is the threshold value of plcp error rate per 100mSecs.  It is
+ * used to set and check for the validity of plcp_delta.
+ */
+#define IWL_MAX_PLCP_ERR_THRESHOLD_MIN	(0)
+#define IWL_MAX_PLCP_ERR_THRESHOLD_DEF	(50)
+#define IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF	(100)
+#define IWL_MAX_PLCP_ERR_THRESHOLD_MAX	(255)
+
 struct iwl_priv {
 
 	/* ieee device used by generic ieee processing code */
@@ -1031,13 +1055,16 @@ struct iwl_priv {
 
 	struct ieee80211_supported_band bands[IEEE80211_NUM_BANDS];
 
-#if defined(CONFIG_IWLWIFI_SPECTRUM_MEASUREMENT) || defined(CONFIG_IWL3945_SPECTRUM_MEASUREMENT)
 	/* spectrum measurement report caching */
 	struct iwl_spectrum_notification measure_report;
 	u8 measurement_status;
-#endif
+
 	/* ucode beacon time */
 	u32 ucode_beacon_time;
+	int missed_beacon_threshold;
+
+	/* storing the jiffies when the plcp error rate is received */
+	unsigned long plcp_jiffies;
 
 	/* we allocate array of iwl4965_channel_info for NIC's valid channels.
 	 *    Access via channel # using indirect index array */
@@ -1056,14 +1083,15 @@ struct iwl_priv {
 	struct iwl_calib_result calib_results[IWL_CALIB_MAX];
 
 	/* Scan related variables */
-	unsigned long last_scan_jiffies;
 	unsigned long next_scan_jiffies;
 	unsigned long scan_start;
 	unsigned long scan_pass_start;
 	unsigned long scan_start_tsf;
+	unsigned long last_internal_scan_jiffies;
 	void *scan;
 	int scan_bands;
 	struct cfg80211_scan_request *scan_request;
+	bool is_internal_short_scan;
 	u8 scan_tx_ant[IEEE80211_NUM_BANDS];
 	u8 mgmt_tx_ant;
 
@@ -1162,6 +1190,8 @@ struct iwl_priv {
 	struct iwl_notif_statistics statistics;
 #ifdef CONFIG_IWLWIFI_DEBUG
 	struct iwl_notif_statistics accum_statistics;
+	struct iwl_notif_statistics delta_statistics;
+	struct iwl_notif_statistics max_delta;
 #endif
 
 	/* context information */
@@ -1234,15 +1264,10 @@ struct iwl_priv {
 
 	struct workqueue_struct *workqueue;
 
-	struct work_struct up;
 	struct work_struct restart;
-	struct work_struct calibrated_work;
 	struct work_struct scan_completed;
 	struct work_struct rx_replenish;
 	struct work_struct abort_scan;
-	struct work_struct update_link_led;
-	struct work_struct auth_work;
-	struct work_struct report_work;
 	struct work_struct request_scan;
 	struct work_struct beacon_update;
 	struct work_struct tt_work;
@@ -1278,7 +1303,8 @@ struct iwl_priv {
 	u16 rx_traffic_idx;
 	u8 *tx_traffic;
 	u8 *rx_traffic;
-	struct iwl_debugfs *dbgfs;
+	struct dentry *debugfs_dir;
+	u32 dbgfs_sram_offset, dbgfs_sram_len;
 #endif /* CONFIG_IWLWIFI_DEBUGFS */
 #endif /* CONFIG_IWLWIFI_DEBUG */
 

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

@@ -5,7 +5,7 @@
  *
  * GPL LICENSE SUMMARY
  *
- * Copyright(c) 2008 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2008 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -30,7 +30,7 @@
  *
  * BSD LICENSE
  *
- * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2005 - 2010 Intel Corporation. All rights reserved.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without

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

@@ -5,7 +5,7 @@
  *
  * GPL LICENSE SUMMARY
  *
- * Copyright(c) 2008 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2008 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -30,7 +30,7 @@
  *
  * BSD LICENSE
  *
- * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2005 - 2010 Intel Corporation. All rights reserved.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without

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

@@ -5,7 +5,7 @@
  *
  * GPL LICENSE SUMMARY
  *
- * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2005 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -30,7 +30,7 @@
  *
  * BSD LICENSE
  *
- * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2005 - 2010 Intel Corporation. All rights reserved.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -379,6 +379,25 @@
 
 #define FH_TSSR_TX_STATUS_REG		(FH_TSSR_LOWER_BOUND + 0x010)
 
+/**
+ * Bit fields for TSSR(Tx Shared Status & Control) error status register:
+ * 31:  Indicates an address error when accessed to internal memory
+ *	uCode/driver must write "1" in order to clear this flag
+ * 30:  Indicates that Host did not send the expected number of dwords to FH
+ *	uCode/driver must write "1" in order to clear this flag
+ * 16-9:Each status bit is for one channel. Indicates that an (Error) ActDMA
+ *	command was received from the scheduler while the TRB was already full
+ *	with previous command
+ *	uCode/driver must write "1" in order to clear this flag
+ * 7-0: Each status bit indicates a channel's TxCredit error. When an error
+ *	bit is set, it indicates that the FH has received a full indication
+ *	from the RTC TxFIFO and the current value of the TxCredit counter was
+ *	not equal to zero. This mean that the credit mechanism was not
+ *	synchronized to the TxFIFO status
+ *	uCode/driver must write "1" in order to clear this flag
+ */
+#define FH_TSSR_TX_ERROR_REG		(FH_TSSR_LOWER_BOUND + 0x018)
+
 #define FH_TSSR_TX_STATUS_REG_BIT_BUFS_EMPTY(_chnl) ((1 << (_chnl)) << 24)
 #define FH_TSSR_TX_STATUS_REG_BIT_NO_PEND_REQ(_chnl) ((1 << (_chnl)) << 16)
 

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

@@ -2,7 +2,7 @@
  *
  * GPL LICENSE SUMMARY
  *
- * Copyright(c) 2008 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2008 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2003 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2003 - 2010 Intel Corporation. All rights reserved.
  *
  * Portions of this file are derived from the ipw3945 project, as well
  * as portions of the ieee80211 subsystem header files.

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2003 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2003 - 2010 Intel Corporation. All rights reserved.
  *
  * Portions of this file are derived from the ipw3945 project.
  *

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2003 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2003 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2003 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2003 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2007 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2007 - 2010 Intel Corporation. All rights reserved.
  *
  * Portions of this file are derived from the ipw3945 project, as well
  * as portions of the ieee80211 subsystem header files.
@@ -303,13 +303,12 @@ static int iwl_set_power(struct iwl_priv *priv, struct iwl_powertable_cmd *cmd)
 				sizeof(struct iwl_powertable_cmd), cmd);
 }
 
-
+/* priv->mutex must be held */
 int iwl_power_update_mode(struct iwl_priv *priv, bool force)
 {
 	int ret = 0;
 	struct iwl_tt_mgmt *tt = &priv->thermal_throttle;
-	bool enabled = (priv->iw_mode == NL80211_IFTYPE_STATION) &&
-			(priv->hw->conf.flags & IEEE80211_CONF_PS);
+	bool enabled = priv->hw->conf.flags & IEEE80211_CONF_PS;
 	bool update_chains;
 	struct iwl_powertable_cmd cmd;
 	int dtimper;
@@ -319,7 +318,7 @@ int iwl_power_update_mode(struct iwl_priv *priv, bool force)
 			priv->chain_noise_data.state == IWL_CHAIN_NOISE_ALIVE;
 
 	if (priv->vif)
-		dtimper = priv->vif->bss_conf.dtim_period;
+		dtimper = priv->hw->conf.ps_dtim_period;
 	else
 		dtimper = 1;
 

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2007 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2007 - 2010 Intel Corporation. All rights reserved.
  *
  * Portions of this file are derived from the ipw3945 project, as well
  * as portions of the ieee80211 subsystem header files.

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

@@ -5,7 +5,7 @@
  *
  * GPL LICENSE SUMMARY
  *
- * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2005 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -30,7 +30,7 @@
  *
  * BSD LICENSE
  *
- * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2005 - 2010 Intel Corporation. All rights reserved.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2003 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2003 - 2010 Intel Corporation. All rights reserved.
  *
  * Portions of this file are derived from the ipw3945 project, as well
  * as portions of the ieee80211 subsystem header files.
@@ -473,8 +473,8 @@ int iwl_rx_init(struct iwl_priv *priv, struct iwl_rx_queue *rxq)
 			   (rb_timeout << FH_RCSR_RX_CONFIG_REG_IRQ_RBTH_POS)|
 			   (rfdnlog << FH_RCSR_RX_CONFIG_RBDCB_SIZE_POS));
 
-	/* Set interrupt coalescing timer to 64 x 32 = 2048 usecs */
-	iwl_write8(priv, CSR_INT_COALESCING, 0x40);
+	/* Set interrupt coalescing timer to default (2048 usecs) */
+	iwl_write8(priv, CSR_INT_COALESCING, IWL_HOST_INT_TIMEOUT_DEF);
 
 	return 0;
 }
@@ -499,9 +499,10 @@ void iwl_rx_missed_beacon_notif(struct iwl_priv *priv,
 	struct iwl_missed_beacon_notif *missed_beacon;
 
 	missed_beacon = &pkt->u.missed_beacon;
-	if (le32_to_cpu(missed_beacon->consequtive_missed_beacons) > 5) {
+	if (le32_to_cpu(missed_beacon->consecutive_missed_beacons) >
+	    priv->missed_beacon_threshold) {
 		IWL_DEBUG_CALIB(priv, "missed bcn cnsq %d totl %d rcd %d expctd %d\n",
-		    le32_to_cpu(missed_beacon->consequtive_missed_beacons),
+		    le32_to_cpu(missed_beacon->consecutive_missed_beacons),
 		    le32_to_cpu(missed_beacon->total_missed_becons),
 		    le32_to_cpu(missed_beacon->num_recvd_beacons),
 		    le32_to_cpu(missed_beacon->num_expected_beacons));
@@ -511,6 +512,24 @@ void iwl_rx_missed_beacon_notif(struct iwl_priv *priv,
 }
 EXPORT_SYMBOL(iwl_rx_missed_beacon_notif);
 
+void iwl_rx_spectrum_measure_notif(struct iwl_priv *priv,
+					  struct iwl_rx_mem_buffer *rxb)
+{
+	struct iwl_rx_packet *pkt = rxb_addr(rxb);
+	struct iwl_spectrum_notification *report = &(pkt->u.spectrum_notif);
+
+	if (!report->state) {
+		IWL_DEBUG_11H(priv,
+			"Spectrum Measure Notification: Start\n");
+		return;
+	}
+
+	memcpy(&priv->measure_report, report, sizeof(*report));
+	priv->measurement_status |= MEASUREMENT_READY;
+}
+EXPORT_SYMBOL(iwl_rx_spectrum_measure_notif);
+
+
 
 /* Calculate noise level, based on measurements during network silence just
  *   before arriving beacon.  This measurement can be done only if we know
@@ -564,15 +583,24 @@ static void iwl_accumulative_statistics(struct iwl_priv *priv,
 	int i;
 	__le32 *prev_stats;
 	u32 *accum_stats;
+	u32 *delta, *max_delta;
 
 	prev_stats = (__le32 *)&priv->statistics;
 	accum_stats = (u32 *)&priv->accum_statistics;
+	delta = (u32 *)&priv->delta_statistics;
+	max_delta = (u32 *)&priv->max_delta;
 
 	for (i = sizeof(__le32); i < sizeof(struct iwl_notif_statistics);
-	     i += sizeof(__le32), stats++, prev_stats++, accum_stats++)
-		if (le32_to_cpu(*stats) > le32_to_cpu(*prev_stats))
-			*accum_stats += (le32_to_cpu(*stats) -
+	     i += sizeof(__le32), stats++, prev_stats++, delta++,
+	     max_delta++, accum_stats++) {
+		if (le32_to_cpu(*stats) > le32_to_cpu(*prev_stats)) {
+			*delta = (le32_to_cpu(*stats) -
 				le32_to_cpu(*prev_stats));
+			*accum_stats += *delta;
+			if (*delta > *max_delta)
+				*max_delta = *delta;
+		}
+	}
 
 	/* reset accumulative statistics for "no-counter" type statistics */
 	priv->accum_statistics.general.temperature =
@@ -592,11 +620,15 @@ static void iwl_accumulative_statistics(struct iwl_priv *priv,
 
 #define REG_RECALIB_PERIOD (60)
 
+#define PLCP_MSG "plcp_err exceeded %u, %u, %u, %u, %u, %d, %u mSecs\n"
 void iwl_rx_statistics(struct iwl_priv *priv,
 			      struct iwl_rx_mem_buffer *rxb)
 {
 	int change;
 	struct iwl_rx_packet *pkt = rxb_addr(rxb);
+	int combined_plcp_delta;
+	unsigned int plcp_msec;
+	unsigned long plcp_received_jiffies;
 
 	IWL_DEBUG_RX(priv, "Statistics notification received (%d vs %d).\n",
 		     (int)sizeof(priv->statistics),
@@ -611,6 +643,56 @@ void iwl_rx_statistics(struct iwl_priv *priv,
 #ifdef CONFIG_IWLWIFI_DEBUG
 	iwl_accumulative_statistics(priv, (__le32 *)&pkt->u.stats);
 #endif
+	/*
+	 * check for plcp_err and trigger radio reset if it exceeds
+	 * the plcp error threshold plcp_delta.
+	 */
+	plcp_received_jiffies = jiffies;
+	plcp_msec = jiffies_to_msecs((long) plcp_received_jiffies -
+					(long) priv->plcp_jiffies);
+	priv->plcp_jiffies = plcp_received_jiffies;
+	/*
+	 * check to make sure plcp_msec is not 0 to prevent division
+	 * by zero.
+	 */
+	if (plcp_msec) {
+		combined_plcp_delta =
+			(le32_to_cpu(pkt->u.stats.rx.ofdm.plcp_err) -
+			le32_to_cpu(priv->statistics.rx.ofdm.plcp_err)) +
+			(le32_to_cpu(pkt->u.stats.rx.ofdm_ht.plcp_err) -
+			le32_to_cpu(priv->statistics.rx.ofdm_ht.plcp_err));
+
+		if ((combined_plcp_delta > 0) &&
+			((combined_plcp_delta * 100) / plcp_msec) >
+			priv->cfg->plcp_delta_threshold) {
+			/*
+			 * if plcp_err exceed the threshold, the following
+			 * data is printed in csv format:
+			 *    Text: plcp_err exceeded %d,
+			 *    Received ofdm.plcp_err,
+			 *    Current ofdm.plcp_err,
+			 *    Received ofdm_ht.plcp_err,
+			 *    Current ofdm_ht.plcp_err,
+			 *    combined_plcp_delta,
+			 *    plcp_msec
+			 */
+			IWL_DEBUG_RADIO(priv, PLCP_MSG,
+				priv->cfg->plcp_delta_threshold,
+				le32_to_cpu(pkt->u.stats.rx.ofdm.plcp_err),
+				le32_to_cpu(priv->statistics.rx.ofdm.plcp_err),
+				le32_to_cpu(pkt->u.stats.rx.ofdm_ht.plcp_err),
+				le32_to_cpu(
+					priv->statistics.rx.ofdm_ht.plcp_err),
+				combined_plcp_delta, plcp_msec);
+
+			/*
+			 * Reset the RF radio due to the high plcp
+			 * error rate
+			 */
+			iwl_force_rf_reset(priv);
+		}
+	}
+
 	memcpy(&priv->statistics, &pkt->u.stats, sizeof(priv->statistics));
 
 	set_bit(STATUS_STATISTICS, &priv->status);
@@ -638,11 +720,13 @@ void iwl_reply_statistics(struct iwl_priv *priv,
 	struct iwl_rx_packet *pkt = rxb_addr(rxb);
 
 	if (le32_to_cpu(pkt->u.stats.flag) & UCODE_STATISTICS_CLEAR_MSK) {
-		memset(&priv->statistics, 0,
-			sizeof(struct iwl_notif_statistics));
 #ifdef CONFIG_IWLWIFI_DEBUG
 		memset(&priv->accum_statistics, 0,
 			sizeof(struct iwl_notif_statistics));
+		memset(&priv->delta_statistics, 0,
+			sizeof(struct iwl_notif_statistics));
+		memset(&priv->max_delta, 0,
+			sizeof(struct iwl_notif_statistics));
 #endif
 		IWL_DEBUG_RX(priv, "Statistics have been cleared\n");
 	}

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

@@ -2,7 +2,7 @@
  *
  * GPL LICENSE SUMMARY
  *
- * Copyright(c) 2008 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2008 - 2010 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -192,19 +192,17 @@ static void iwl_rx_scan_results_notif(struct iwl_priv *priv,
 	IWL_DEBUG_SCAN(priv, "Scan ch.res: "
 		       "%d [802.11%s] "
 		       "(TSF: 0x%08X:%08X) - %d "
-		       "elapsed=%lu usec (%dms since last)\n",
+		       "elapsed=%lu usec\n",
 		       notif->channel,
 		       notif->band ? "bg" : "a",
 		       le32_to_cpu(notif->tsf_high),
 		       le32_to_cpu(notif->tsf_low),
 		       le32_to_cpu(notif->statistics[0]),
-		       le32_to_cpu(notif->tsf_low) - priv->scan_start_tsf,
-		       jiffies_to_msecs(elapsed_jiffies
-					(priv->last_scan_jiffies, jiffies)));
+		       le32_to_cpu(notif->tsf_low) - priv->scan_start_tsf);
 #endif
 
-	priv->last_scan_jiffies = jiffies;
-	priv->next_scan_jiffies = 0;
+	if (!priv->is_internal_short_scan)
+		priv->next_scan_jiffies = 0;
 }
 
 /* Service SCAN_COMPLETE_NOTIFICATION (0x84) */
@@ -250,8 +248,11 @@ static void iwl_rx_scan_complete_notif(struct iwl_priv *priv,
 			goto reschedule;
 	}
 
-	priv->last_scan_jiffies = jiffies;
-	priv->next_scan_jiffies = 0;
+	if (!priv->is_internal_short_scan)
+		priv->next_scan_jiffies = 0;
+	else
+		priv->last_internal_scan_jiffies = jiffies;
+
 	IWL_DEBUG_INFO(priv, "Setting scan to off\n");
 
 	clear_bit(STATUS_SCANNING, &priv->status);
@@ -314,6 +315,72 @@ u16 iwl_get_passive_dwell_time(struct iwl_priv *priv,
 }
 EXPORT_SYMBOL(iwl_get_passive_dwell_time);
 
+static int iwl_get_single_channel_for_scan(struct iwl_priv *priv,
+				     enum ieee80211_band band,
+				     struct iwl_scan_channel *scan_ch)
+{
+	const struct ieee80211_supported_band *sband;
+	const struct iwl_channel_info *ch_info;
+	u16 passive_dwell = 0;
+	u16 active_dwell = 0;
+	int i, added = 0;
+	u16 channel = 0;
+
+	sband = iwl_get_hw_mode(priv, band);
+	if (!sband) {
+		IWL_ERR(priv, "invalid band\n");
+		return added;
+	}
+
+	active_dwell = iwl_get_active_dwell_time(priv, band, 0);
+	passive_dwell = iwl_get_passive_dwell_time(priv, band);
+
+	if (passive_dwell <= active_dwell)
+		passive_dwell = active_dwell + 1;
+
+	/* only scan single channel, good enough to reset the RF */
+	/* pick the first valid not in-use channel */
+	if (band == IEEE80211_BAND_5GHZ) {
+		for (i = 14; i < priv->channel_count; i++) {
+			if (priv->channel_info[i].channel !=
+			    le16_to_cpu(priv->staging_rxon.channel)) {
+				channel = priv->channel_info[i].channel;
+				ch_info = iwl_get_channel_info(priv,
+					band, channel);
+				if (is_channel_valid(ch_info))
+					break;
+			}
+		}
+	} else {
+		for (i = 0; i < 14; i++) {
+			if (priv->channel_info[i].channel !=
+			    le16_to_cpu(priv->staging_rxon.channel)) {
+					channel =
+						priv->channel_info[i].channel;
+					ch_info = iwl_get_channel_info(priv,
+						band, channel);
+					if (is_channel_valid(ch_info))
+						break;
+			}
+		}
+	}
+	if (channel) {
+		scan_ch->channel = cpu_to_le16(channel);
+		scan_ch->type = SCAN_CHANNEL_TYPE_PASSIVE;
+		scan_ch->active_dwell = cpu_to_le16(active_dwell);
+		scan_ch->passive_dwell = cpu_to_le16(passive_dwell);
+		/* Set txpower levels to defaults */
+		scan_ch->dsp_atten = 110;
+		if (band == IEEE80211_BAND_5GHZ)
+			scan_ch->tx_gain = ((1 << 5) | (3 << 3)) | 3;
+		else
+			scan_ch->tx_gain = ((1 << 5) | (5 << 3));
+		added++;
+	} else
+		IWL_ERR(priv, "no valid channel found\n");
+	return added;
+}
+
 static int iwl_get_channels_for_scan(struct iwl_priv *priv,
 				     enum ieee80211_band band,
 				     u8 is_active, u8 n_probes,
@@ -421,6 +488,7 @@ static int iwl_scan_initiate(struct iwl_priv *priv)
 
 	IWL_DEBUG_INFO(priv, "Starting scan...\n");
 	set_bit(STATUS_SCANNING, &priv->status);
+	priv->is_internal_short_scan = false;
 	priv->scan_start = jiffies;
 	priv->scan_pass_start = priv->scan_start;
 
@@ -461,15 +529,6 @@ int iwl_mac_hw_scan(struct ieee80211_hw *hw,
 		goto out_unlock;
 	}
 
-	/* if we just finished scan ask for delay */
-	if (iwl_is_associated(priv) && priv->last_scan_jiffies &&
-	    time_after(priv->last_scan_jiffies + IWL_DELAY_NEXT_SCAN, jiffies)) {
-		IWL_DEBUG_SCAN(priv, "scan rejected: within previous scan period\n");
-		queue_work(priv->workqueue, &priv->scan_completed);
-		ret = 0;
-		goto out_unlock;
-	}
-
 	priv->scan_bands = 0;
 	for (i = 0; i < req->n_channels; i++)
 		priv->scan_bands |= BIT(req->channels[i]->band);
@@ -488,6 +547,54 @@ out_unlock:
 }
 EXPORT_SYMBOL(iwl_mac_hw_scan);
 
+/*
+ * internal short scan, this function should only been called while associated.
+ * It will reset and tune the radio to prevent possible RF related problem
+ */
+#define IWL_DELAY_NEXT_INTERNAL_SCAN (HZ*1)
+
+int iwl_internal_short_hw_scan(struct iwl_priv *priv)
+{
+	int ret = 0;
+
+	if (!iwl_is_ready_rf(priv)) {
+		ret = -EIO;
+		IWL_DEBUG_SCAN(priv, "not ready or exit pending\n");
+		goto out;
+	}
+	if (test_bit(STATUS_SCANNING, &priv->status)) {
+		IWL_DEBUG_SCAN(priv, "Scan already in progress.\n");
+		ret = -EAGAIN;
+		goto out;
+	}
+	if (test_bit(STATUS_SCAN_ABORTING, &priv->status)) {
+		IWL_DEBUG_SCAN(priv, "Scan request while abort pending\n");
+		ret = -EAGAIN;
+		goto out;
+	}
+	if (priv->last_internal_scan_jiffies &&
+	    time_after(priv->last_internal_scan_jiffies +
+		       IWL_DELAY_NEXT_INTERNAL_SCAN, jiffies)) {
+		IWL_DEBUG_SCAN(priv, "internal scan rejected\n");
+		goto out;
+	}
+
+	priv->scan_bands = 0;
+	if (priv->band == IEEE80211_BAND_5GHZ)
+		priv->scan_bands |= BIT(IEEE80211_BAND_5GHZ);
+	else
+		priv->scan_bands |= BIT(IEEE80211_BAND_2GHZ);
+
+	IWL_DEBUG_SCAN(priv, "Start internal short scan...\n");
+	set_bit(STATUS_SCANNING, &priv->status);
+	priv->is_internal_short_scan = true;
+	queue_work(priv->workqueue, &priv->request_scan);
+
+out:
+	return ret;
+}
+EXPORT_SYMBOL(iwl_internal_short_hw_scan);
+
 #define IWL_SCAN_CHECK_WATCHDOG (7 * HZ)
 
 void iwl_bg_scan_check(struct work_struct *data)
@@ -551,7 +658,8 @@ u16 iwl_fill_probe_req(struct iwl_priv *priv, struct ieee80211_mgmt *frame,
 	if (WARN_ON(left < ie_len))
 		return len;
 
-	memcpy(pos, ies, ie_len);
+	if (ies)
+		memcpy(pos, ies, ie_len);
 	len += ie_len;
 	left -= ie_len;
 
@@ -654,7 +762,6 @@ static void iwl_bg_request_scan(struct work_struct *data)
 		unsigned long flags;
 
 		IWL_DEBUG_INFO(priv, "Scanning while associated...\n");
-
 		spin_lock_irqsave(&priv->lock, flags);
 		interval = priv->beacon_int;
 		spin_unlock_irqrestore(&priv->lock, flags);
@@ -672,7 +779,9 @@ static void iwl_bg_request_scan(struct work_struct *data)
 			       scan_suspend_time, interval);
 	}
 
-	if (priv->scan_request->n_ssids) {
+	if (priv->is_internal_short_scan) {
+		IWL_DEBUG_SCAN(priv, "Start internal passive scan.\n");
+	} else if (priv->scan_request->n_ssids) {
 		int i, p = 0;
 		IWL_DEBUG_SCAN(priv, "Kicking off active scan\n");
 		for (i = 0; i < priv->scan_request->n_ssids; i++) {
@@ -753,24 +862,38 @@ static void iwl_bg_request_scan(struct work_struct *data)
 	rx_chain |= rx_ant << RXON_RX_CHAIN_FORCE_SEL_POS;
 	rx_chain |= 0x1 << RXON_RX_CHAIN_DRIVER_FORCE_POS;
 	scan->rx_chain = cpu_to_le16(rx_chain);
-	cmd_len = iwl_fill_probe_req(priv,
-				(struct ieee80211_mgmt *)scan->data,
-				priv->scan_request->ie,
-				priv->scan_request->ie_len,
-				IWL_MAX_SCAN_SIZE - sizeof(*scan));
+	if (!priv->is_internal_short_scan) {
+		cmd_len = iwl_fill_probe_req(priv,
+					(struct ieee80211_mgmt *)scan->data,
+					priv->scan_request->ie,
+					priv->scan_request->ie_len,
+					IWL_MAX_SCAN_SIZE - sizeof(*scan));
+	} else {
+		cmd_len = iwl_fill_probe_req(priv,
+					(struct ieee80211_mgmt *)scan->data,
+					NULL, 0,
+					IWL_MAX_SCAN_SIZE - sizeof(*scan));
 
+	}
 	scan->tx_cmd.len = cpu_to_le16(cmd_len);
-
 	if (iwl_is_monitor_mode(priv))
 		scan->filter_flags = RXON_FILTER_PROMISC_MSK;
 
 	scan->filter_flags |= (RXON_FILTER_ACCEPT_GRP_MSK |
 			       RXON_FILTER_BCON_AWARE_MSK);
 
-	scan->channel_count =
-		iwl_get_channels_for_scan(priv, band, is_active, n_probes,
-			(void *)&scan->data[le16_to_cpu(scan->tx_cmd.len)]);
-
+	if (priv->is_internal_short_scan) {
+		scan->channel_count =
+			iwl_get_single_channel_for_scan(priv, band,
+				(void *)&scan->data[le16_to_cpu(
+				scan->tx_cmd.len)]);
+	} else {
+		scan->channel_count =
+			iwl_get_channels_for_scan(priv, band,
+				is_active, n_probes,
+				(void *)&scan->data[le16_to_cpu(
+				scan->tx_cmd.len)]);
+	}
 	if (scan->channel_count == 0) {
 		IWL_DEBUG_SCAN(priv, "channel count %d\n", scan->channel_count);
 		goto done;
@@ -831,7 +954,12 @@ void iwl_bg_scan_completed(struct work_struct *work)
 
 	cancel_delayed_work(&priv->scan_check);
 
-	ieee80211_scan_completed(priv->hw, false);
+	if (!priv->is_internal_short_scan)
+		ieee80211_scan_completed(priv->hw, false);
+	else {
+		priv->is_internal_short_scan = false;
+		IWL_DEBUG_SCAN(priv, "internal short scan completed\n");
+	}
 
 	if (test_bit(STATUS_EXIT_PENDING, &priv->status))
 		return;

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

@@ -1,198 +0,0 @@
-/******************************************************************************
- *
- * Copyright(c) 2003 - 2009 Intel Corporation. All rights reserved.
- *
- * Portions of this file are derived from the ipw3945 project, as well
- * as portions of the ieee80211 subsystem header files.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
- *
- * The full GNU General Public License is included in this distribution in the
- * file called LICENSE.
- *
- * Contact Information:
- *  Intel Linux Wireless <ilw@linux.intel.com>
- * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
- *
- *****************************************************************************/
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/pci.h>
-#include <linux/delay.h>
-#include <linux/skbuff.h>
-#include <linux/netdevice.h>
-#include <linux/wireless.h>
-
-#include <net/mac80211.h>
-
-#include "iwl-eeprom.h"
-#include "iwl-dev.h"
-#include "iwl-core.h"
-#include "iwl-io.h"
-#include "iwl-spectrum.h"
-
-#define BEACON_TIME_MASK_LOW	0x00FFFFFF
-#define BEACON_TIME_MASK_HIGH	0xFF000000
-#define TIME_UNIT		1024
-
-/*
- * extended beacon time format
- * time in usec will be changed into a 32-bit value in 8:24 format
- * the high 1 byte is the beacon counts
- * the lower 3 bytes is the time in usec within one beacon interval
- */
-
-/* TOOD: was used in sysfs debug interface need to add to mac */
-#if 0
-static u32 iwl_usecs_to_beacons(u32 usec, u32 beacon_interval)
-{
-	u32 quot;
-	u32 rem;
-	u32 interval = beacon_interval * 1024;
-
-	if (!interval || !usec)
-		return 0;
-
-	quot = (usec / interval) & (BEACON_TIME_MASK_HIGH >> 24);
-	rem = (usec % interval) & BEACON_TIME_MASK_LOW;
-
-	return (quot << 24) + rem;
-}
-
-/* base is usually what we get from ucode with each received frame,
- * the same as HW timer counter counting down
- */
-
-static __le32 iwl_add_beacon_time(u32 base, u32 addon, u32 beacon_interval)
-{
-	u32 base_low = base & BEACON_TIME_MASK_LOW;
-	u32 addon_low = addon & BEACON_TIME_MASK_LOW;
-	u32 interval = beacon_interval * TIME_UNIT;
-	u32 res = (base & BEACON_TIME_MASK_HIGH) +
-	    (addon & BEACON_TIME_MASK_HIGH);
-
-	if (base_low > addon_low)
-		res += base_low - addon_low;
-	else if (base_low < addon_low) {
-		res += interval + base_low - addon_low;
-		res += (1 << 24);
-	} else
-		res += (1 << 24);
-
-	return cpu_to_le32(res);
-}
-static int iwl_get_measurement(struct iwl_priv *priv,
-			       struct ieee80211_measurement_params *params,
-			       u8 type)
-{
-	struct iwl4965_spectrum_cmd spectrum;
-	struct iwl_rx_packet *res;
-	struct iwl_host_cmd cmd = {
-		.id = REPLY_SPECTRUM_MEASUREMENT_CMD,
-		.data = (void *)&spectrum,
-		.meta.flags = CMD_WANT_SKB,
-	};
-	u32 add_time = le64_to_cpu(params->start_time);
-	int rc;
-	int spectrum_resp_status;
-	int duration = le16_to_cpu(params->duration);
-
-	if (iwl_is_associated(priv))
-		add_time =
-		    iwl_usecs_to_beacons(
-			le64_to_cpu(params->start_time) - priv->last_tsf,
-			le16_to_cpu(priv->rxon_timing.beacon_interval));
-
-	memset(&spectrum, 0, sizeof(spectrum));
-
-	spectrum.channel_count = cpu_to_le16(1);
-	spectrum.flags =
-	    RXON_FLG_TSF2HOST_MSK | RXON_FLG_ANT_A_MSK | RXON_FLG_DIS_DIV_MSK;
-	spectrum.filter_flags = MEASUREMENT_FILTER_FLAG;
-	cmd.len = sizeof(spectrum);
-	spectrum.len = cpu_to_le16(cmd.len - sizeof(spectrum.len));
-
-	if (iwl_is_associated(priv))
-		spectrum.start_time =
-		    iwl_add_beacon_time(priv->last_beacon_time,
-				add_time,
-				le16_to_cpu(priv->rxon_timing.beacon_interval));
-	else
-		spectrum.start_time = 0;
-
-	spectrum.channels[0].duration = cpu_to_le32(duration * TIME_UNIT);
-	spectrum.channels[0].channel = params->channel;
-	spectrum.channels[0].type = type;
-	if (priv->active_rxon.flags & RXON_FLG_BAND_24G_MSK)
-		spectrum.flags |= RXON_FLG_BAND_24G_MSK |
-		    RXON_FLG_AUTO_DETECT_MSK | RXON_FLG_TGG_PROTECT_MSK;
-
-	rc = iwl_send_cmd_sync(priv, &cmd);
-	if (rc)
-		return rc;
-
-	res = (struct iwl_rx_packet *)cmd.meta.u.skb->data;
-	if (res->hdr.flags & IWL_CMD_FAILED_MSK) {
-		IWL_ERR(priv, "Bad return from REPLY_RX_ON_ASSOC command\n");
-		rc = -EIO;
-	}
-
-	spectrum_resp_status = le16_to_cpu(res->u.spectrum.status);
-	switch (spectrum_resp_status) {
-	case 0:		/* Command will be handled */
-		if (res->u.spectrum.id != 0xff) {
-			IWL_DEBUG_INFO(priv,
-				"Replaced existing measurement: %d\n",
-				res->u.spectrum.id);
-			priv->measurement_status &= ~MEASUREMENT_READY;
-		}
-		priv->measurement_status |= MEASUREMENT_ACTIVE;
-		rc = 0;
-		break;
-
-	case 1:		/* Command will not be handled */
-		rc = -EAGAIN;
-		break;
-	}
-
-	dev_kfree_skb_any(cmd.meta.u.skb);
-
-	return rc;
-}
-#endif
-
-static void iwl_rx_spectrum_measure_notif(struct iwl_priv *priv,
-					  struct iwl_rx_mem_buffer *rxb)
-{
-	struct iwl_rx_packet *pkt = rxb_addr(rxb);
-	struct iwl_spectrum_notification *report = &(pkt->u.spectrum_notif);
-
-	if (!report->state) {
-		IWL_DEBUG_11H(priv,
-			"Spectrum Measure Notification: Start\n");
-		return;
-	}
-
-	memcpy(&priv->measure_report, report, sizeof(*report));
-	priv->measurement_status |= MEASUREMENT_READY;
-}
-
-void iwl_setup_spectrum_handlers(struct iwl_priv *priv)
-{
-	priv->rx_handlers[SPECTRUM_MEASURE_NOTIFICATION] =
-			iwl_rx_spectrum_measure_notif;
-}
-EXPORT_SYMBOL(iwl_setup_spectrum_handlers);

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2003 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2003 - 2010 Intel Corporation. All rights reserved.
  *
  * Portions of this file are derived from the ieee80211 subsystem header files.
  *

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2003 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2003 - 2010 Intel Corporation. All rights reserved.
  *
  * Portions of this file are derived from the ipw3945 project, as well
  * as portions of the ieee80211 subsystem header files.
@@ -80,46 +80,103 @@ int iwl_get_ra_sta_id(struct iwl_priv *priv, struct ieee80211_hdr *hdr)
 }
 EXPORT_SYMBOL(iwl_get_ra_sta_id);
 
+/* priv->sta_lock must be held */
 static void iwl_sta_ucode_activate(struct iwl_priv *priv, u8 sta_id)
 {
-	unsigned long flags;
-
-	spin_lock_irqsave(&priv->sta_lock, flags);
 
 	if (!(priv->stations[sta_id].used & IWL_STA_DRIVER_ACTIVE))
-		IWL_ERR(priv, "ACTIVATE a non DRIVER active station %d\n",
-			sta_id);
-
-	priv->stations[sta_id].used |= IWL_STA_UCODE_ACTIVE;
-	IWL_DEBUG_ASSOC(priv, "Added STA to Ucode: %pM\n",
-			priv->stations[sta_id].sta.sta.addr);
+		IWL_ERR(priv, "ACTIVATE a non DRIVER active station id %u addr %pM\n",
+			sta_id, priv->stations[sta_id].sta.sta.addr);
 
-	spin_unlock_irqrestore(&priv->sta_lock, flags);
+	if (priv->stations[sta_id].used & IWL_STA_UCODE_ACTIVE) {
+		IWL_DEBUG_ASSOC(priv,
+				"STA id %u addr %pM already present in uCode (according to driver)\n",
+				sta_id, priv->stations[sta_id].sta.sta.addr);
+	} else {
+		priv->stations[sta_id].used |= IWL_STA_UCODE_ACTIVE;
+		IWL_DEBUG_ASSOC(priv, "Added STA id %u addr %pM to uCode\n",
+				sta_id, priv->stations[sta_id].sta.sta.addr);
+	}
 }
 
-static void iwl_add_sta_callback(struct iwl_priv *priv,
-				 struct iwl_device_cmd *cmd,
-				 struct iwl_rx_packet *pkt)
+static void iwl_process_add_sta_resp(struct iwl_priv *priv,
+				     struct iwl_addsta_cmd *addsta,
+				     struct iwl_rx_packet *pkt,
+				     bool sync)
 {
-	struct iwl_addsta_cmd *addsta =
-		(struct iwl_addsta_cmd *)cmd->cmd.payload;
 	u8 sta_id = addsta->sta.sta_id;
+	unsigned long flags;
 
 	if (pkt->hdr.flags & IWL_CMD_FAILED_MSK) {
 		IWL_ERR(priv, "Bad return from REPLY_ADD_STA (0x%08X)\n",
-			  pkt->hdr.flags);
+			pkt->hdr.flags);
 		return;
 	}
 
+	IWL_DEBUG_INFO(priv, "Processing response for adding station %u\n",
+		       sta_id);
+
+	spin_lock_irqsave(&priv->sta_lock, flags);
+
 	switch (pkt->u.add_sta.status) {
 	case ADD_STA_SUCCESS_MSK:
+		IWL_DEBUG_INFO(priv, "REPLY_ADD_STA PASSED\n");
 		iwl_sta_ucode_activate(priv, sta_id);
-		 /* fall through */
+		break;
+	case ADD_STA_NO_ROOM_IN_TABLE:
+		IWL_ERR(priv, "Adding station %d failed, no room in table.\n",
+			sta_id);
+		break;
+	case ADD_STA_NO_BLOCK_ACK_RESOURCE:
+		IWL_ERR(priv, "Adding station %d failed, no block ack resource.\n",
+			sta_id);
+		break;
+	case ADD_STA_MODIFY_NON_EXIST_STA:
+		IWL_ERR(priv, "Attempting to modify non-existing station %d \n",
+			sta_id);
+		break;
 	default:
-		IWL_DEBUG_HC(priv, "Received REPLY_ADD_STA:(0x%08X)\n",
-			     pkt->u.add_sta.status);
+		IWL_DEBUG_ASSOC(priv, "Received REPLY_ADD_STA:(0x%08X)\n",
+				pkt->u.add_sta.status);
 		break;
 	}
+
+	IWL_DEBUG_INFO(priv, "%s station id %u addr %pM\n",
+		       priv->stations[sta_id].sta.mode ==
+		       STA_CONTROL_MODIFY_MSK ?  "Modified" : "Added",
+		       sta_id, priv->stations[sta_id].sta.sta.addr);
+
+	/*
+	 * XXX: The MAC address in the command buffer is often changed from
+	 * the original sent to the device. That is, the MAC address
+	 * written to the command buffer often is not the same MAC adress
+	 * read from the command buffer when the command returns. This
+	 * issue has not yet been resolved and this debugging is left to
+	 * observe the problem.
+	 */
+	IWL_DEBUG_INFO(priv, "%s station according to cmd buffer %pM\n",
+		       priv->stations[sta_id].sta.mode ==
+		       STA_CONTROL_MODIFY_MSK ? "Modified" : "Added",
+		       addsta->sta.addr);
+
+	/*
+	 * Determine if we wanted to modify or add a station,
+	 * if adding a station succeeded we have some more initialization
+	 * to do when using station notification. TODO
+	 */
+
+	spin_unlock_irqrestore(&priv->sta_lock, flags);
+}
+
+static void iwl_add_sta_callback(struct iwl_priv *priv,
+				 struct iwl_device_cmd *cmd,
+				 struct iwl_rx_packet *pkt)
+{
+	struct iwl_addsta_cmd *addsta =
+		(struct iwl_addsta_cmd *)cmd->cmd.payload;
+
+	iwl_process_add_sta_resp(priv, addsta, pkt, false);
+
 }
 
 int iwl_send_add_sta(struct iwl_priv *priv,
@@ -145,24 +202,9 @@ int iwl_send_add_sta(struct iwl_priv *priv,
 	if (ret || (flags & CMD_ASYNC))
 		return ret;
 
-	pkt = (struct iwl_rx_packet *)cmd.reply_page;
-	if (pkt->hdr.flags & IWL_CMD_FAILED_MSK) {
-		IWL_ERR(priv, "Bad return from REPLY_ADD_STA (0x%08X)\n",
-			  pkt->hdr.flags);
-		ret = -EIO;
-	}
-
 	if (ret == 0) {
-		switch (pkt->u.add_sta.status) {
-		case ADD_STA_SUCCESS_MSK:
-			iwl_sta_ucode_activate(priv, sta->sta.sta_id);
-			IWL_DEBUG_INFO(priv, "REPLY_ADD_STA PASSED\n");
-			break;
-		default:
-			ret = -EIO;
-			IWL_WARN(priv, "REPLY_ADD_STA failed\n");
-			break;
-		}
+		pkt = (struct iwl_rx_packet *)cmd.reply_page;
+		iwl_process_add_sta_resp(priv, sta, pkt, true);
 	}
 	iwl_free_pages(priv, cmd.reply_page);
 
@@ -1003,24 +1045,19 @@ int iwl_rxon_add_station(struct iwl_priv *priv, const u8 *addr, bool is_ap)
 	struct ieee80211_sta_ht_cap *cur_ht_config = NULL;
 	u8 sta_id;
 
-	/* Add station to device's station table */
-
 	/*
-	 * XXX: This check is definitely not correct, if we're an AP
-	 *	it'll always be false which is not what we want, but
-	 *	it doesn't look like iwlagn is prepared to be an HT
-	 *	AP anyway.
+	 * Set HT capabilities. It is ok to set this struct even if not using
+	 * HT config: the priv->current_ht_config.is_ht flag will just be false
 	 */
-	if (priv->current_ht_config.is_ht) {
-		rcu_read_lock();
-		sta = ieee80211_find_sta(priv->vif, addr);
-		if (sta) {
-			memcpy(&ht_config, &sta->ht_cap, sizeof(ht_config));
-			cur_ht_config = &ht_config;
-		}
-		rcu_read_unlock();
+	rcu_read_lock();
+	sta = ieee80211_find_sta(priv->vif, addr);
+	if (sta) {
+		memcpy(&ht_config, &sta->ht_cap, sizeof(ht_config));
+		cur_ht_config = &ht_config;
 	}
+	rcu_read_unlock();
 
+	/* Add station to device's station table */
 	sta_id = iwl_add_station(priv, addr, is_ap, CMD_SYNC, cur_ht_config);
 
 	/* Set up default rate scaling table in device's station table */
@@ -1085,6 +1122,7 @@ static void iwl_sta_init_bcast_lq(struct iwl_priv *priv)
  */
 void iwl_add_bcast_station(struct iwl_priv *priv)
 {
+	IWL_DEBUG_INFO(priv, "Adding broadcast station to station table\n");
 	iwl_add_station(priv, iwl_bcast_addr, false, CMD_SYNC, NULL);
 
 	/* Set up default rate scaling table in device's station table */
@@ -1092,6 +1130,16 @@ void iwl_add_bcast_station(struct iwl_priv *priv)
 }
 EXPORT_SYMBOL(iwl_add_bcast_station);
 
+/**
+ * iwl3945_add_bcast_station - add broadcast station into station table.
+ */
+void iwl3945_add_bcast_station(struct iwl_priv *priv)
+{
+	IWL_DEBUG_INFO(priv, "Adding broadcast station to station table\n");
+	iwl_add_station(priv, iwl_bcast_addr, false, CMD_SYNC, NULL);
+}
+EXPORT_SYMBOL(iwl3945_add_bcast_station);
+
 /**
  * iwl_get_sta_id - Find station's index within station table
  *

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2003 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2003 - 2010 Intel Corporation. All rights reserved.
  *
  * Portions of this file are derived from the ipw3945 project, as well
  * as portions of the ieee80211 subsystem header files.
@@ -53,6 +53,7 @@ void iwl_update_tkip_key(struct iwl_priv *priv,
 
 int iwl_rxon_add_station(struct iwl_priv *priv, const u8 *addr, bool is_ap);
 void iwl_add_bcast_station(struct iwl_priv *priv);
+void iwl3945_add_bcast_station(struct iwl_priv *priv);
 int iwl_remove_station(struct iwl_priv *priv, const u8 *addr, bool is_ap);
 void iwl_clear_stations_table(struct iwl_priv *priv);
 int iwl_get_free_ucode_key_index(struct iwl_priv *priv);

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2003 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2003 - 2010 Intel Corporation. All rights reserved.
  *
  * Portions of this file are derived from the ipw3945 project, as well
  * as portions of the ieee80211 subsystem header files.

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

@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2003 - 2009 Intel Corporation. All rights reserved.
+ * Copyright(c) 2003 - 2010 Intel Corporation. All rights reserved.
  *
  * Portions of this file are derived from the ipw3945 project, as well
  * as portions of the ieee80211 subsystem header files.
@@ -56,6 +56,7 @@
 #include "iwl-helpers.h"
 #include "iwl-core.h"
 #include "iwl-dev.h"
+#include "iwl-spectrum.h"
 
 /*
  * module name, copyright, version, etc.
@@ -70,14 +71,13 @@
 #define VD
 #endif
 
-#ifdef CONFIG_IWL3945_SPECTRUM_MEASUREMENT
-#define VS "s"
-#else
-#define VS
-#endif
-
-#define DRV_VERSION  IWLWIFI_VERSION VD VS
-#define DRV_COPYRIGHT	"Copyright(c) 2003-2009 Intel Corporation"
+/*
+ * add "s" to indicate spectrum measurement included.
+ * we add it here to be consistent with previous releases in which
+ * this was configurable.
+ */
+#define DRV_VERSION  IWLWIFI_VERSION VD "s"
+#define DRV_COPYRIGHT	"Copyright(c) 2003-2010 Intel Corporation"
 #define DRV_AUTHOR     "<ilw@linux.intel.com>"
 
 MODULE_DESCRIPTION(DRV_DESCRIPTION);
@@ -689,10 +689,6 @@ drop:
 	return -1;
 }
 
-#ifdef CONFIG_IWL3945_SPECTRUM_MEASUREMENT
-
-#include "iwl-spectrum.h"
-
 #define BEACON_TIME_MASK_LOW	0x00FFFFFF
 #define BEACON_TIME_MASK_HIGH	0xFF000000
 #define TIME_UNIT		1024
@@ -819,7 +815,6 @@ static int iwl3945_get_measurement(struct iwl_priv *priv,
 
 	return rc;
 }
-#endif
 
 static void iwl3945_rx_reply_alive(struct iwl_priv *priv,
 			       struct iwl_rx_mem_buffer *rxb)
@@ -962,6 +957,8 @@ static void iwl3945_setup_rx_handlers(struct iwl_priv *priv)
 	priv->rx_handlers[REPLY_ADD_STA] = iwl3945_rx_reply_add_sta;
 	priv->rx_handlers[REPLY_ERROR] = iwl_rx_reply_error;
 	priv->rx_handlers[CHANNEL_SWITCH_NOTIFICATION] = iwl_rx_csa;
+	priv->rx_handlers[SPECTRUM_MEASURE_NOTIFICATION] =
+			iwl_rx_spectrum_measure_notif;
 	priv->rx_handlers[PM_SLEEP_NOTIFICATION] = iwl_rx_pm_sleep_notif;
 	priv->rx_handlers[PM_DEBUG_STATISTIC_NOTIFIC] =
 	    iwl_rx_pm_debug_statistics_notif;
@@ -975,7 +972,6 @@ static void iwl3945_setup_rx_handlers(struct iwl_priv *priv)
 	priv->rx_handlers[REPLY_STATISTICS_CMD] = iwl3945_hw_rx_statistics;
 	priv->rx_handlers[STATISTICS_NOTIFICATION] = iwl3945_hw_rx_statistics;
 
-	iwl_setup_spectrum_handlers(priv);
 	iwl_setup_rx_scan_handlers(priv);
 	priv->rx_handlers[CARD_STATE_NOTIFICATION] = iwl3945_rx_card_state_notif;
 
@@ -1644,7 +1640,7 @@ int iwl3945_dump_nic_event_log(struct iwl_priv *priv, bool full_log,
 	base = le32_to_cpu(priv->card_alive.log_event_table_ptr);
 	if (!iwl3945_hw_valid_rtc_data_addr(base)) {
 		IWL_ERR(priv, "Invalid event log pointer 0x%08X\n", base);
-		return pos;
+		return  -EINVAL;
 	}
 
 	/* event log header */
@@ -1693,7 +1689,7 @@ int iwl3945_dump_nic_event_log(struct iwl_priv *priv, bool full_log,
 			bufsz = size * 48;
 		*buf = kmalloc(bufsz, GFP_KERNEL);
 		if (!*buf)
-			return pos;
+			return -ENOMEM;
 	}
 	if ((iwl_get_debug_level(priv) & IWL_DL_FW_ERRORS) || full_log) {
 		/* if uCode has wrapped back to top of log,
@@ -3037,18 +3033,6 @@ static void iwl3945_bg_request_scan(struct work_struct *data)
 	mutex_unlock(&priv->mutex);
 }
 
-static void iwl3945_bg_up(struct work_struct *data)
-{
-	struct iwl_priv *priv = container_of(data, struct iwl_priv, up);
-
-	if (test_bit(STATUS_EXIT_PENDING, &priv->status))
-		return;
-
-	mutex_lock(&priv->mutex);
-	__iwl3945_up(priv);
-	mutex_unlock(&priv->mutex);
-}
-
 static void iwl3945_bg_restart(struct work_struct *data)
 {
 	struct iwl_priv *priv = container_of(data, struct iwl_priv, restart);
@@ -3065,7 +3049,13 @@ static void iwl3945_bg_restart(struct work_struct *data)
 		ieee80211_restart_hw(priv->hw);
 	} else {
 		iwl3945_down(priv);
-		queue_work(priv->workqueue, &priv->up);
+
+		if (test_bit(STATUS_EXIT_PENDING, &priv->status))
+			return;
+
+		mutex_lock(&priv->mutex);
+		__iwl3945_up(priv);
+		mutex_unlock(&priv->mutex);
 	}
 }
 
@@ -3569,8 +3559,6 @@ static ssize_t store_filter_flags(struct device *d,
 static DEVICE_ATTR(filter_flags, S_IWUSR | S_IRUGO, show_filter_flags,
 		   store_filter_flags);
 
-#ifdef CONFIG_IWL3945_SPECTRUM_MEASUREMENT
-
 static ssize_t show_measurement(struct device *d,
 				struct device_attribute *attr, char *buf)
 {
@@ -3640,7 +3628,6 @@ static ssize_t store_measurement(struct device *d,
 
 static DEVICE_ATTR(measurement, S_IRUSR | S_IWUSR,
 		   show_measurement, store_measurement);
-#endif /* CONFIG_IWL3945_SPECTRUM_MEASUREMENT */
 
 static ssize_t store_retry_rate(struct device *d,
 				struct device_attribute *attr,
@@ -3789,7 +3776,6 @@ static void iwl3945_setup_deferred_work(struct iwl_priv *priv)
 
 	init_waitqueue_head(&priv->wait_command_queue);
 
-	INIT_WORK(&priv->up, iwl3945_bg_up);
 	INIT_WORK(&priv->restart, iwl3945_bg_restart);
 	INIT_WORK(&priv->rx_replenish, iwl3945_bg_rx_replenish);
 	INIT_WORK(&priv->beacon_update, iwl3945_bg_beacon_update);
@@ -3823,9 +3809,7 @@ static struct attribute *iwl3945_sysfs_entries[] = {
 	&dev_attr_dump_errors.attr,
 	&dev_attr_flags.attr,
 	&dev_attr_filter_flags.attr,
-#ifdef CONFIG_IWL3945_SPECTRUM_MEASUREMENT
 	&dev_attr_measurement.attr,
-#endif
 	&dev_attr_retry_rate.attr,
 	&dev_attr_statistics.attr,
 	&dev_attr_status.attr,
@@ -3881,6 +3865,7 @@ static int iwl3945_init_drv(struct iwl_priv *priv)
 	priv->band = IEEE80211_BAND_2GHZ;
 
 	priv->iw_mode = NL80211_IFTYPE_STATION;
+	priv->missed_beacon_threshold = IWL_MISSED_BEACON_THRESHOLD_DEF;
 
 	iwl_reset_qos(priv);
 

drivers/net/wireless/libertas/assoc.c

@@ -1160,11 +1160,11 @@ int lbs_adhoc_stop(struct lbs_private *priv)
 static inline int match_bss_no_security(struct lbs_802_11_security *secinfo,
 					struct bss_descriptor *match_bss)
 {
-	if (!secinfo->wep_enabled  && !secinfo->WPAenabled
-	    && !secinfo->WPA2enabled
-	    && match_bss->wpa_ie[0] != WLAN_EID_GENERIC
-	    && match_bss->rsn_ie[0] != WLAN_EID_RSN
-	    && !(match_bss->capability & WLAN_CAPABILITY_PRIVACY))
+	if (!secinfo->wep_enabled &&
+	    !secinfo->WPAenabled && !secinfo->WPA2enabled &&
+	    match_bss->wpa_ie[0] != WLAN_EID_GENERIC &&
+	    match_bss->rsn_ie[0] != WLAN_EID_RSN &&
+	    !(match_bss->capability & WLAN_CAPABILITY_PRIVACY))
 		return 1;
 	else
 		return 0;
@@ -1173,9 +1173,9 @@ static inline int match_bss_no_security(struct lbs_802_11_security *secinfo,
 static inline int match_bss_static_wep(struct lbs_802_11_security *secinfo,
 				       struct bss_descriptor *match_bss)
 {
-	if (secinfo->wep_enabled && !secinfo->WPAenabled
-	    && !secinfo->WPA2enabled
-	    && (match_bss->capability & WLAN_CAPABILITY_PRIVACY))
+	if (secinfo->wep_enabled &&
+	    !secinfo->WPAenabled && !secinfo->WPA2enabled &&
+	    (match_bss->capability & WLAN_CAPABILITY_PRIVACY))
 		return 1;
 	else
 		return 0;
@@ -1184,8 +1184,8 @@ static inline int match_bss_static_wep(struct lbs_802_11_security *secinfo,
 static inline int match_bss_wpa(struct lbs_802_11_security *secinfo,
 				struct bss_descriptor *match_bss)
 {
-	if (!secinfo->wep_enabled && secinfo->WPAenabled
-	    && (match_bss->wpa_ie[0] == WLAN_EID_GENERIC)
+	if (!secinfo->wep_enabled && secinfo->WPAenabled &&
+	    (match_bss->wpa_ie[0] == WLAN_EID_GENERIC)
 	    /* privacy bit may NOT be set in some APs like LinkSys WRT54G
 	    && (match_bss->capability & WLAN_CAPABILITY_PRIVACY) */
 	   )
@@ -1210,11 +1210,11 @@ static inline int match_bss_wpa2(struct lbs_802_11_security *secinfo,
 static inline int match_bss_dynamic_wep(struct lbs_802_11_security *secinfo,
 					struct bss_descriptor *match_bss)
 {
-	if (!secinfo->wep_enabled && !secinfo->WPAenabled
-	    && !secinfo->WPA2enabled
-	    && (match_bss->wpa_ie[0] != WLAN_EID_GENERIC)
-	    && (match_bss->rsn_ie[0] != WLAN_EID_RSN)
-	    && (match_bss->capability & WLAN_CAPABILITY_PRIVACY))
+	if (!secinfo->wep_enabled &&
+	    !secinfo->WPAenabled && !secinfo->WPA2enabled &&
+	    (match_bss->wpa_ie[0] != WLAN_EID_GENERIC) &&
+	    (match_bss->rsn_ie[0] != WLAN_EID_RSN) &&
+	    (match_bss->capability & WLAN_CAPABILITY_PRIVACY))
 		return 1;
 	else
 		return 0;
@@ -1525,8 +1525,8 @@ static int assoc_helper_associate(struct lbs_private *priv,
 	/* If we're given and 'any' BSSID, try associating based on SSID */
 
 	if (test_bit(ASSOC_FLAG_BSSID, &assoc_req->flags)) {
-		if (compare_ether_addr(bssid_any, assoc_req->bssid)
-		    && compare_ether_addr(bssid_off, assoc_req->bssid)) {
+		if (compare_ether_addr(bssid_any, assoc_req->bssid) &&
+		    compare_ether_addr(bssid_off, assoc_req->bssid)) {
 			ret = assoc_helper_bssid(priv, assoc_req);
 			done = 1;
 		}
@@ -1612,11 +1612,9 @@ static int assoc_helper_channel(struct lbs_private *priv,
 		goto restore_mesh;
 	}
 
-	if (   assoc_req->secinfo.wep_enabled
-	    &&   (assoc_req->wep_keys[0].len
-	       || assoc_req->wep_keys[1].len
-	       || assoc_req->wep_keys[2].len
-	       || assoc_req->wep_keys[3].len)) {
+	if (assoc_req->secinfo.wep_enabled &&
+	    (assoc_req->wep_keys[0].len || assoc_req->wep_keys[1].len ||
+	     assoc_req->wep_keys[2].len || assoc_req->wep_keys[3].len)) {
 		/* Make sure WEP keys are re-sent to firmware */
 		set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags);
 	}
@@ -1983,14 +1981,14 @@ void lbs_association_worker(struct work_struct *work)
 		assoc_req->secinfo.auth_mode);
 
 	/* If 'any' SSID was specified, find an SSID to associate with */
-	if (test_bit(ASSOC_FLAG_SSID, &assoc_req->flags)
-	    && !assoc_req->ssid_len)
+	if (test_bit(ASSOC_FLAG_SSID, &assoc_req->flags) &&
+	    !assoc_req->ssid_len)
 		find_any_ssid = 1;
 
 	/* But don't use 'any' SSID if there's a valid locked BSSID to use */
 	if (test_bit(ASSOC_FLAG_BSSID, &assoc_req->flags)) {
-		if (compare_ether_addr(assoc_req->bssid, bssid_any)
-		    && compare_ether_addr(assoc_req->bssid, bssid_off))
+		if (compare_ether_addr(assoc_req->bssid, bssid_any) &&
+		    compare_ether_addr(assoc_req->bssid, bssid_off))
 			find_any_ssid = 0;
 	}
 
@@ -2052,13 +2050,6 @@ void lbs_association_worker(struct work_struct *work)
 			goto out;
 	}
 
-	if (   test_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags)
-	    || test_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags)) {
-		ret = assoc_helper_wep_keys(priv, assoc_req);
-		if (ret)
-			goto out;
-	}
-
 	if (test_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags)) {
 		ret = assoc_helper_secinfo(priv, assoc_req);
 		if (ret)
@@ -2071,18 +2062,31 @@ void lbs_association_worker(struct work_struct *work)
 			goto out;
 	}
 
-	if (test_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags)
-	    || test_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags)) {
+	/*
+	 * v10 FW wants WPA keys to be set/cleared before WEP key operations,
+	 * otherwise it will fail to correctly associate to WEP networks.
+	 * Other firmware versions don't appear to care.
+	 */
+	if (test_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags) ||
+	    test_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags)) {
 		ret = assoc_helper_wpa_keys(priv, assoc_req);
 		if (ret)
 			goto out;
 	}
 
+	if (test_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags) ||
+	    test_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags)) {
+		ret = assoc_helper_wep_keys(priv, assoc_req);
+		if (ret)
+			goto out;
+	}
+
+
 	/* SSID/BSSID should be the _last_ config option set, because they
 	 * trigger the association attempt.
 	 */
-	if (test_bit(ASSOC_FLAG_BSSID, &assoc_req->flags)
-	    || test_bit(ASSOC_FLAG_SSID, &assoc_req->flags)) {
+	if (test_bit(ASSOC_FLAG_BSSID, &assoc_req->flags) ||
+	    test_bit(ASSOC_FLAG_SSID, &assoc_req->flags)) {
 		int success = 1;
 
 		ret = assoc_helper_associate(priv, assoc_req);

drivers/net/wireless/mac80211_hwsim.c

@@ -281,6 +281,8 @@ struct mac80211_hwsim_data {
 	struct ieee80211_channel channels_5ghz[ARRAY_SIZE(hwsim_channels_5ghz)];
 	struct ieee80211_rate rates[ARRAY_SIZE(hwsim_rates)];
 
+	struct mac_address addresses[2];
+
 	struct ieee80211_channel *channel;
 	unsigned long beacon_int; /* in jiffies unit */
 	unsigned int rx_filter;
@@ -1154,7 +1156,11 @@ static int __init init_mac80211_hwsim(void)
 		SET_IEEE80211_DEV(hw, data->dev);
 		addr[3] = i >> 8;
 		addr[4] = i;
-		SET_IEEE80211_PERM_ADDR(hw, addr);
+		memcpy(data->addresses[0].addr, addr, ETH_ALEN);
+		memcpy(data->addresses[1].addr, addr, ETH_ALEN);
+		data->addresses[1].addr[0] |= 0x40;
+		hw->wiphy->n_addresses = 2;
+		hw->wiphy->addresses = data->addresses;
 
 		hw->channel_change_time = 1;
 		hw->queues = 4;

drivers/net/wireless/mwl8k.c

@@ -3881,12 +3881,16 @@ static void mwl8k_finalize_join_worker(struct work_struct *work)
 	struct mwl8k_priv *priv =
 		container_of(work, struct mwl8k_priv, finalize_join_worker);
 	struct sk_buff *skb = priv->beacon_skb;
-	struct mwl8k_vif *mwl8k_vif;
+	struct ieee80211_mgmt *mgmt = (void *)skb->data;
+	int len = skb->len - offsetof(struct ieee80211_mgmt, u.beacon.variable);
+	const u8 *tim = cfg80211_find_ie(WLAN_EID_TIM,
+					 mgmt->u.beacon.variable, len);
+	int dtim_period = 1;
+
+	if (tim && tim[1] >= 2)
+		dtim_period = tim[3];
 
-	mwl8k_vif = mwl8k_first_vif(priv);
-	if (mwl8k_vif != NULL)
-		mwl8k_cmd_finalize_join(priv->hw, skb->data, skb->len,
-					mwl8k_vif->vif->bss_conf.dtim_period);
+	mwl8k_cmd_finalize_join(priv->hw, skb->data, skb->len, dtim_period);
 
 	dev_kfree_skb(skb);
 	priv->beacon_skb = NULL;

drivers/net/wireless/p54/p54pci.c

@@ -157,6 +157,14 @@ static void p54p_refill_rx_ring(struct ieee80211_hw *dev,
 						 skb_tail_pointer(skb),
 						 priv->common.rx_mtu + 32,
 						 PCI_DMA_FROMDEVICE);
+
+			if (pci_dma_mapping_error(priv->pdev, mapping)) {
+				dev_kfree_skb_any(skb);
+				dev_err(&priv->pdev->dev,
+					"RX DMA Mapping error\n");
+				break;
+			}
+
 			desc->host_addr = cpu_to_le32(mapping);
 			desc->device_addr = 0;	// FIXME: necessary?
 			desc->len = cpu_to_le16(priv->common.rx_mtu + 32);
@@ -226,14 +234,14 @@ static void p54p_check_rx_ring(struct ieee80211_hw *dev, u32 *index,
 	p54p_refill_rx_ring(dev, ring_index, ring, ring_limit, rx_buf);
 }
 
-/* caller must hold priv->lock */
 static void p54p_check_tx_ring(struct ieee80211_hw *dev, u32 *index,
 	int ring_index, struct p54p_desc *ring, u32 ring_limit,
-	void **tx_buf)
+	struct sk_buff **tx_buf)
 {
 	struct p54p_priv *priv = dev->priv;
 	struct p54p_ring_control *ring_control = priv->ring_control;
 	struct p54p_desc *desc;
+	struct sk_buff *skb;
 	u32 idx, i;
 
 	i = (*index) % ring_limit;
@@ -242,9 +250,8 @@ static void p54p_check_tx_ring(struct ieee80211_hw *dev, u32 *index,
 
 	while (i != idx) {
 		desc = &ring[i];
-		if (tx_buf[i])
-			if (FREE_AFTER_TX((struct sk_buff *) tx_buf[i]))
-				p54_free_skb(dev, tx_buf[i]);
+
+		skb = tx_buf[i];
 		tx_buf[i] = NULL;
 
 		pci_unmap_single(priv->pdev, le32_to_cpu(desc->host_addr),
@@ -255,17 +262,28 @@ static void p54p_check_tx_ring(struct ieee80211_hw *dev, u32 *index,
 		desc->len = 0;
 		desc->flags = 0;
 
+		if (skb && FREE_AFTER_TX(skb))
+			p54_free_skb(dev, skb);
+
 		i++;
 		i %= ring_limit;
 	}
 }
 
-static void p54p_rx_tasklet(unsigned long dev_id)
+static void p54p_tasklet(unsigned long dev_id)
 {
 	struct ieee80211_hw *dev = (struct ieee80211_hw *)dev_id;
 	struct p54p_priv *priv = dev->priv;
 	struct p54p_ring_control *ring_control = priv->ring_control;
 
+	p54p_check_tx_ring(dev, &priv->tx_idx_mgmt, 3, ring_control->tx_mgmt,
+			   ARRAY_SIZE(ring_control->tx_mgmt),
+			   priv->tx_buf_mgmt);
+
+	p54p_check_tx_ring(dev, &priv->tx_idx_data, 1, ring_control->tx_data,
+			   ARRAY_SIZE(ring_control->tx_data),
+			   priv->tx_buf_data);
+
 	p54p_check_rx_ring(dev, &priv->rx_idx_mgmt, 2, ring_control->rx_mgmt,
 		ARRAY_SIZE(ring_control->rx_mgmt), priv->rx_buf_mgmt);
 
@@ -280,59 +298,49 @@ static irqreturn_t p54p_interrupt(int irq, void *dev_id)
 {
 	struct ieee80211_hw *dev = dev_id;
 	struct p54p_priv *priv = dev->priv;
-	struct p54p_ring_control *ring_control = priv->ring_control;
 	__le32 reg;
 
-	spin_lock(&priv->lock);
 	reg = P54P_READ(int_ident);
 	if (unlikely(reg == cpu_to_le32(0xFFFFFFFF))) {
-		spin_unlock(&priv->lock);
-		return IRQ_HANDLED;
+		goto out;
 	}
-
 	P54P_WRITE(int_ack, reg);
 
 	reg &= P54P_READ(int_enable);
 
-	if (reg & cpu_to_le32(ISL38XX_INT_IDENT_UPDATE)) {
-		p54p_check_tx_ring(dev, &priv->tx_idx_mgmt,
-				   3, ring_control->tx_mgmt,
-				   ARRAY_SIZE(ring_control->tx_mgmt),
-				   priv->tx_buf_mgmt);
-
-		p54p_check_tx_ring(dev, &priv->tx_idx_data,
-				   1, ring_control->tx_data,
-				   ARRAY_SIZE(ring_control->tx_data),
-				   priv->tx_buf_data);
-
-		tasklet_schedule(&priv->rx_tasklet);
-
-	} else if (reg & cpu_to_le32(ISL38XX_INT_IDENT_INIT))
+	if (reg & cpu_to_le32(ISL38XX_INT_IDENT_UPDATE))
+		tasklet_schedule(&priv->tasklet);
+	else if (reg & cpu_to_le32(ISL38XX_INT_IDENT_INIT))
 		complete(&priv->boot_comp);
 
-	spin_unlock(&priv->lock);
-
+out:
 	return reg ? IRQ_HANDLED : IRQ_NONE;
 }
 
 static void p54p_tx(struct ieee80211_hw *dev, struct sk_buff *skb)
 {
+	unsigned long flags;
 	struct p54p_priv *priv = dev->priv;
 	struct p54p_ring_control *ring_control = priv->ring_control;
-	unsigned long flags;
 	struct p54p_desc *desc;
 	dma_addr_t mapping;
 	u32 device_idx, idx, i;
 
 	spin_lock_irqsave(&priv->lock, flags);
-
 	device_idx = le32_to_cpu(ring_control->device_idx[1]);
 	idx = le32_to_cpu(ring_control->host_idx[1]);
 	i = idx % ARRAY_SIZE(ring_control->tx_data);
 
-	priv->tx_buf_data[i] = skb;
 	mapping = pci_map_single(priv->pdev, skb->data, skb->len,
 				 PCI_DMA_TODEVICE);
+	if (pci_dma_mapping_error(priv->pdev, mapping)) {
+		spin_unlock_irqrestore(&priv->lock, flags);
+		p54_free_skb(dev, skb);
+		dev_err(&priv->pdev->dev, "TX DMA mapping error\n");
+		return ;
+	}
+	priv->tx_buf_data[i] = skb;
+
 	desc = &ring_control->tx_data[i];
 	desc->host_addr = cpu_to_le32(mapping);
 	desc->device_addr = ((struct p54_hdr *)skb->data)->req_id;
@@ -354,14 +362,14 @@ static void p54p_stop(struct ieee80211_hw *dev)
 	unsigned int i;
 	struct p54p_desc *desc;
 
-	tasklet_kill(&priv->rx_tasklet);
-
 	P54P_WRITE(int_enable, cpu_to_le32(0));
 	P54P_READ(int_enable);
 	udelay(10);
 
 	free_irq(priv->pdev->irq, dev);
 
+	tasklet_kill(&priv->tasklet);
+
 	P54P_WRITE(dev_int, cpu_to_le32(ISL38XX_DEV_INT_RESET));
 
 	for (i = 0; i < ARRAY_SIZE(priv->rx_buf_data); i++) {
@@ -545,7 +553,7 @@ static int __devinit p54p_probe(struct pci_dev *pdev,
 	priv->common.tx = p54p_tx;
 
 	spin_lock_init(&priv->lock);
-	tasklet_init(&priv->rx_tasklet, p54p_rx_tasklet, (unsigned long)dev);
+	tasklet_init(&priv->tasklet, p54p_tasklet, (unsigned long)dev);
 
 	err = request_firmware(&priv->firmware, "isl3886pci",
 			       &priv->pdev->dev);

drivers/net/wireless/p54/p54pci.h

@@ -92,7 +92,7 @@ struct p54p_priv {
 	struct p54_common common;
 	struct pci_dev *pdev;
 	struct p54p_csr __iomem *map;
-	struct tasklet_struct rx_tasklet;
+	struct tasklet_struct tasklet;
 	const struct firmware *firmware;
 	spinlock_t lock;
 	struct p54p_ring_control *ring_control;
@@ -101,8 +101,8 @@ struct p54p_priv {
 	u32 rx_idx_mgmt, tx_idx_mgmt;
 	struct sk_buff *rx_buf_data[8];
 	struct sk_buff *rx_buf_mgmt[4];
-	void *tx_buf_data[32];
-	void *tx_buf_mgmt[4];
+	struct sk_buff *tx_buf_data[32];
+	struct sk_buff *tx_buf_mgmt[4];
 	struct completion boot_comp;
 };
 

drivers/net/wireless/rtl818x/rtl8180_dev.c

@@ -761,6 +761,14 @@ static void rtl8180_configure_filter(struct ieee80211_hw *dev,
 	rtl818x_iowrite32(priv, &priv->map->RX_CONF, priv->rx_conf);
 }
 
+static u64 rtl8180_get_tsf(struct ieee80211_hw *dev)
+{
+	struct rtl8180_priv *priv = dev->priv;
+
+	return rtl818x_ioread32(priv, &priv->map->TSFT[0]) |
+	       (u64)(rtl818x_ioread32(priv, &priv->map->TSFT[1])) << 32;
+}
+
 static const struct ieee80211_ops rtl8180_ops = {
 	.tx			= rtl8180_tx,
 	.start			= rtl8180_start,
@@ -771,6 +779,7 @@ static const struct ieee80211_ops rtl8180_ops = {
 	.bss_info_changed	= rtl8180_bss_info_changed,
 	.prepare_multicast	= rtl8180_prepare_multicast,
 	.configure_filter	= rtl8180_configure_filter,
+	.get_tsf		= rtl8180_get_tsf,
 };
 
 static void rtl8180_eeprom_register_read(struct eeprom_93cx6 *eeprom)

drivers/net/wireless/rtl818x/rtl8187_dev.c

@@ -1265,6 +1265,14 @@ static int rtl8187_conf_tx(struct ieee80211_hw *dev, u16 queue,
 	return 0;
 }
 
+static u64 rtl8187_get_tsf(struct ieee80211_hw *dev)
+{
+	struct rtl8187_priv *priv = dev->priv;
+
+	return rtl818x_ioread32(priv, &priv->map->TSFT[0]) |
+	       (u64)(rtl818x_ioread32(priv, &priv->map->TSFT[1])) << 32;
+}
+
 static const struct ieee80211_ops rtl8187_ops = {
 	.tx			= rtl8187_tx,
 	.start			= rtl8187_start,
@@ -1276,7 +1284,8 @@ static const struct ieee80211_ops rtl8187_ops = {
 	.prepare_multicast	= rtl8187_prepare_multicast,
 	.configure_filter	= rtl8187_configure_filter,
 	.conf_tx		= rtl8187_conf_tx,
-	.rfkill_poll		= rtl8187_rfkill_poll
+	.rfkill_poll		= rtl8187_rfkill_poll,
+	.get_tsf		= rtl8187_get_tsf,
 };
 
 static void rtl8187_eeprom_register_read(struct eeprom_93cx6 *eeprom)

drivers/net/wireless/wl12xx/wl1251.h

@@ -341,9 +341,6 @@ struct wl1251 {
 	/* Are we currently scanning */
 	bool scanning;
 
-	/* Our association ID */
-	u16 aid;
-
 	/* Default key (for WEP) */
 	u32 default_key;
 

drivers/net/wireless/wl12xx/wl1251_main.c

@@ -617,10 +617,13 @@ static int wl1251_op_config(struct ieee80211_hw *hw, u32 changed)
 
 		wl->psm_requested = true;
 
+		wl->dtim_period = conf->ps_dtim_period;
+
+		ret = wl1251_acx_wr_tbtt_and_dtim(wl, wl->beacon_int,
+						  wl->dtim_period);
+
 		/*
-		 * We enter PSM only if we're already associated.
-		 * If we're not, we'll enter it when joining an SSID,
-		 * through the bss_info_changed() hook.
+		 * mac80211 enables PSM only if we're already associated.
 		 */
 		ret = wl1251_ps_set_mode(wl, STATION_POWER_SAVE_MODE);
 		if (ret < 0)
@@ -943,7 +946,6 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw,
 				       struct ieee80211_bss_conf *bss_conf,
 				       u32 changed)
 {
-	enum wl1251_cmd_ps_mode mode;
 	struct wl1251 *wl = hw->priv;
 	struct sk_buff *beacon, *skb;
 	int ret;
@@ -984,11 +986,6 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw,
 	if (changed & BSS_CHANGED_ASSOC) {
 		if (bss_conf->assoc) {
 			wl->beacon_int = bss_conf->beacon_int;
-			wl->dtim_period = bss_conf->dtim_period;
-
-			ret = wl1251_acx_wr_tbtt_and_dtim(wl, wl->beacon_int,
-							  wl->dtim_period);
-			wl->aid = bss_conf->aid;
 
 			skb = ieee80211_pspoll_get(wl->hw, wl->vif);
 			if (!skb)
@@ -1001,17 +998,9 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw,
 			if (ret < 0)
 				goto out_sleep;
 
-			ret = wl1251_acx_aid(wl, wl->aid);
+			ret = wl1251_acx_aid(wl, bss_conf->aid);
 			if (ret < 0)
 				goto out_sleep;
-
-			/* If we want to go in PSM but we're not there yet */
-			if (wl->psm_requested && !wl->psm) {
-				mode = STATION_POWER_SAVE_MODE;
-				ret = wl1251_ps_set_mode(wl, mode);
-				if (ret < 0)
-					goto out_sleep;
-			}
 		} else {
 			/* use defaults when not associated */
 			wl->beacon_int = WL1251_DEFAULT_BEACON_INT;

include/linux/ieee80211.h

@@ -138,6 +138,8 @@
 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK	0x03
 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT	5
 
+#define IEEE80211_HT_CTL_LEN		4
+
 struct ieee80211_hdr {
 	__le16 frame_control;
 	__le16 duration_id;

include/net/cfg80211.h

@@ -1195,6 +1195,10 @@ enum wiphy_flags {
 	WIPHY_FLAG_4ADDR_STATION	= BIT(6),
 };
 
+struct mac_address {
+	u8 addr[ETH_ALEN];
+};
+
 /**
  * struct wiphy - wireless hardware description
  * @idx: the wiphy index assigned to this item
@@ -1213,12 +1217,28 @@ enum wiphy_flags {
  *	-1 = fragmentation disabled, only odd values >= 256 used
  * @rts_threshold: RTS threshold (dot11RTSThreshold); -1 = RTS/CTS disabled
  * @net: the network namespace this wiphy currently lives in
+ * @perm_addr: permanent MAC address of this device
+ * @addr_mask: If the device supports multiple MAC addresses by masking,
+ *	set this to a mask with variable bits set to 1, e.g. if the last
+ *	four bits are variable then set it to 00:...:00:0f. The actual
+ *	variable bits shall be determined by the interfaces added, with
+ *	interfaces not matching the mask being rejected to be brought up.
+ * @n_addresses: number of addresses in @addresses.
+ * @addresses: If the device has more than one address, set this pointer
+ *	to a list of addresses (6 bytes each). The first one will be used
+ *	by default for perm_addr. In this case, the mask should be set to
+ *	all-zeroes. In this case it is assumed that the device can handle
+ *	the same number of arbitrary MAC addresses.
  */
 struct wiphy {
 	/* assign these fields before you register the wiphy */
 
-	/* permanent MAC address */
+	/* permanent MAC address(es) */
 	u8 perm_addr[ETH_ALEN];
+	u8 addr_mask[ETH_ALEN];
+
+	u16 n_addresses;
+	struct mac_address *addresses;
 
 	/* Supported interface modes, OR together BIT(NL80211_IFTYPE_...) */
 	u16 interface_modes;
@@ -1638,6 +1658,22 @@ void ieee80211_amsdu_to_8023s(struct sk_buff *skb, struct sk_buff_head *list,
  */
 unsigned int cfg80211_classify8021d(struct sk_buff *skb);
 
+/**
+ * cfg80211_find_ie - find information element in data
+ *
+ * @eid: element ID
+ * @ies: data consisting of IEs
+ * @len: length of data
+ *
+ * This function will return %NULL if the element ID could
+ * not be found or if the element is invalid (claims to be
+ * longer than the given data), or a pointer to the first byte
+ * of the requested element, that is the byte containing the
+ * element ID. There are no checks on the element length
+ * other than having to fit into the given data.
+ */
+const u8 *cfg80211_find_ie(u8 eid, const u8 *ies, int len);
+
 /*
  * Regulatory helper functions for wiphys
  */

include/net/mac80211.h

@@ -186,7 +186,8 @@ enum ieee80211_bss_change {
  * @use_short_slot: use short slot time (only relevant for ERP);
  *	if the hardware cannot handle this it must set the
  *	IEEE80211_HW_2GHZ_SHORT_SLOT_INCAPABLE hardware flag
- * @dtim_period: num of beacons before the next DTIM, for PSM
+ * @dtim_period: num of beacons before the next DTIM, for beaconing,
+ *	not valid in station mode (cf. hw conf ps_dtim_period)
  * @timestamp: beacon timestamp
  * @beacon_int: beacon interval
  * @assoc_capability: capabilities taken from assoc resp
@@ -271,6 +272,11 @@ struct ieee80211_bss_conf {
  *	transmit function after the current frame, this can be used
  *	by drivers to kick the DMA queue only if unset or when the
  *	queue gets full.
+ * @IEEE80211_TX_INTFL_RETRANSMISSION: This frame is being retransmitted
+ *	after TX status because the destination was asleep, it must not
+ *	be modified again (no seqno assignment, crypto, etc.)
+ * @IEEE80211_TX_INTFL_HAS_RADIOTAP: This frame was injected and still
+ *	has a radiotap header at skb->data.
  */
 enum mac80211_tx_control_flags {
 	IEEE80211_TX_CTL_REQ_TX_STATUS		= BIT(0),
@@ -291,6 +297,8 @@ enum mac80211_tx_control_flags {
 	IEEE80211_TX_INTFL_DONT_ENCRYPT		= BIT(16),
 	IEEE80211_TX_CTL_PSPOLL_RESPONSE	= BIT(17),
 	IEEE80211_TX_CTL_MORE_FRAMES		= BIT(18),
+	IEEE80211_TX_INTFL_RETRANSMISSION	= BIT(19),
+	IEEE80211_TX_INTFL_HAS_RADIOTAP		= BIT(20),
 };
 
 /**
@@ -644,6 +652,9 @@ enum ieee80211_smps_mode {
  *	value will be only achievable between DTIM frames, the hardware
  *	needs to check for the multicast traffic bit in DTIM beacons.
  *	This variable is valid only when the CONF_PS flag is set.
+ * @ps_dtim_period: The DTIM period of the AP we're connected to, for use
+ *	in power saving. Power saving will not be enabled until a beacon
+ *	has been received and the DTIM period is known.
  * @dynamic_ps_timeout: The dynamic powersave timeout (in ms), see the
  *	powersave documentation below. This variable is valid only when
  *	the CONF_PS flag is set.
@@ -670,6 +681,7 @@ struct ieee80211_conf {
 	int max_sleep_period;
 
 	u16 listen_interval;
+	u8 ps_dtim_period;
 
 	u8 long_frame_max_tx_count, short_frame_max_tx_count;
 
@@ -1485,7 +1497,7 @@ enum ieee80211_ampdu_mlme_action {
  * @update_tkip_key: See the section "Hardware crypto acceleration"
  * 	This callback will be called in the context of Rx. Called for drivers
  * 	which set IEEE80211_KEY_FLAG_TKIP_REQ_RX_P1_KEY.
- *	The callback can sleep.
+ *	The callback must be atomic.
  *
  * @hw_scan: Ask the hardware to service the scan request, no need to start
  *	the scan state machine in stack. The scan must honour the channel
@@ -1610,8 +1622,10 @@ struct ieee80211_ops {
 		       struct ieee80211_vif *vif, struct ieee80211_sta *sta,
 		       struct ieee80211_key_conf *key);
 	void (*update_tkip_key)(struct ieee80211_hw *hw,
-			struct ieee80211_key_conf *conf, const u8 *address,
-			u32 iv32, u16 *phase1key);
+				struct ieee80211_vif *vif,
+				struct ieee80211_key_conf *conf,
+				struct ieee80211_sta *sta,
+				u32 iv32, u16 *phase1key);
 	int (*hw_scan)(struct ieee80211_hw *hw,
 		       struct cfg80211_scan_request *req);
 	void (*sw_scan_start)(struct ieee80211_hw *hw);

include/net/regulatory.h

@@ -39,6 +39,7 @@ enum environment_cap {
  * 	00 - World regulatory domain
  * 	99 - built by driver but a specific alpha2 cannot be determined
  * 	98 - result of an intersection between two regulatory domains
+ *	97 - regulatory domain has not yet been configured
  * @intersect: indicates whether the wireless core should intersect
  * 	the requested regulatory domain with the presently set regulatory
  * 	domain.

net/mac80211/debugfs_sta.c

@@ -120,36 +120,38 @@ STA_OPS(last_seq_ctrl);
 static ssize_t sta_agg_status_read(struct file *file, char __user *userbuf,
 					size_t count, loff_t *ppos)
 {
-	char buf[30 + STA_TID_NUM * 70], *p = buf;
+	char buf[64 + STA_TID_NUM * 40], *p = buf;
 	int i;
 	struct sta_info *sta = file->private_data;
 
 	spin_lock_bh(&sta->lock);
-	p += scnprintf(p, sizeof(buf)+buf-p, "next dialog_token is %#02x\n",
+	p += scnprintf(p, sizeof(buf) + buf - p, "next dialog_token: %#02x\n",
 			sta->ampdu_mlme.dialog_token_allocator + 1);
+	p += scnprintf(p, sizeof(buf) + buf - p,
+		       "TID\t\tRX\tDTKN\tSSN\t\tTX\tDTKN\tSSN\tpending\n");
 	for (i = 0; i < STA_TID_NUM; i++) {
-		p += scnprintf(p, sizeof(buf)+buf-p, "TID %02d:", i);
-		p += scnprintf(p, sizeof(buf)+buf-p, " RX=%x",
+		p += scnprintf(p, sizeof(buf) + buf - p, "%02d", i);
+		p += scnprintf(p, sizeof(buf) + buf - p, "\t\t%x",
 				sta->ampdu_mlme.tid_state_rx[i]);
-		p += scnprintf(p, sizeof(buf)+buf-p, "/DTKN=%#.2x",
+		p += scnprintf(p, sizeof(buf) + buf - p, "\t%#.2x",
 				sta->ampdu_mlme.tid_state_rx[i] ?
 				sta->ampdu_mlme.tid_rx[i]->dialog_token : 0);
-		p += scnprintf(p, sizeof(buf)+buf-p, "/SSN=%#.3x",
+		p += scnprintf(p, sizeof(buf) + buf - p, "\t%#.3x",
 				sta->ampdu_mlme.tid_state_rx[i] ?
 				sta->ampdu_mlme.tid_rx[i]->ssn : 0);
 
-		p += scnprintf(p, sizeof(buf)+buf-p, " TX=%x",
+		p += scnprintf(p, sizeof(buf) + buf - p, "\t\t%x",
 				sta->ampdu_mlme.tid_state_tx[i]);
-		p += scnprintf(p, sizeof(buf)+buf-p, "/DTKN=%#.2x",
+		p += scnprintf(p, sizeof(buf) + buf - p, "\t%#.2x",
 				sta->ampdu_mlme.tid_state_tx[i] ?
 				sta->ampdu_mlme.tid_tx[i]->dialog_token : 0);
-		p += scnprintf(p, sizeof(buf)+buf-p, "/SSN=%#.3x",
+		p += scnprintf(p, sizeof(buf) + buf - p, "\t%#.3x",
 				sta->ampdu_mlme.tid_state_tx[i] ?
 				sta->ampdu_mlme.tid_tx[i]->ssn : 0);
-		p += scnprintf(p, sizeof(buf)+buf-p, "/pending=%03d",
+		p += scnprintf(p, sizeof(buf) + buf - p, "\t%03d",
 				sta->ampdu_mlme.tid_state_tx[i] ?
 				skb_queue_len(&sta->ampdu_mlme.tid_tx[i]->pending) : 0);
-		p += scnprintf(p, sizeof(buf)+buf-p, "\n");
+		p += scnprintf(p, sizeof(buf) + buf - p, "\n");
 	}
 	spin_unlock_bh(&sta->lock);
 
@@ -165,7 +167,7 @@ static ssize_t sta_ht_capa_read(struct file *file, char __user *userbuf,
 	if (_cond) \
 			p += scnprintf(p, sizeof(buf)+buf-p, "\t" _str "\n"); \
 	} while (0)
-	char buf[1024], *p = buf;
+	char buf[512], *p = buf;
 	int i;
 	struct sta_info *sta = file->private_data;
 	struct ieee80211_sta_ht_cap *htc = &sta->sta.ht_cap;

net/mac80211/driver-ops.h

@@ -137,16 +137,20 @@ static inline int drv_set_key(struct ieee80211_local *local,
 }
 
 static inline void drv_update_tkip_key(struct ieee80211_local *local,
+				       struct ieee80211_sub_if_data *sdata,
 				       struct ieee80211_key_conf *conf,
-				       const u8 *address, u32 iv32,
+				       struct sta_info *sta, u32 iv32,
 				       u16 *phase1key)
 {
-	might_sleep();
+	struct ieee80211_sta *ista = NULL;
+
+	if (sta)
+		ista = &sta->sta;
 
 	if (local->ops->update_tkip_key)
-		local->ops->update_tkip_key(&local->hw, conf, address,
-					    iv32, phase1key);
-	trace_drv_update_tkip_key(local, conf, address, iv32);
+		local->ops->update_tkip_key(&local->hw, &sdata->vif, conf,
+					    ista, iv32, phase1key);
+	trace_drv_update_tkip_key(local, sdata, conf, ista, iv32);
 }
 
 static inline int drv_hw_scan(struct ieee80211_local *local,

net/mac80211/driver-trace.h

@@ -331,26 +331,29 @@ TRACE_EVENT(drv_set_key,
 
 TRACE_EVENT(drv_update_tkip_key,
 	TP_PROTO(struct ieee80211_local *local,
+		 struct ieee80211_sub_if_data *sdata,
 		 struct ieee80211_key_conf *conf,
-		 const u8 *address, u32 iv32),
+		 struct ieee80211_sta *sta, u32 iv32),
 
-	TP_ARGS(local, conf, address, iv32),
+	TP_ARGS(local, sdata, conf, sta, iv32),
 
 	TP_STRUCT__entry(
 		LOCAL_ENTRY
-		__array(u8, addr, 6)
+		VIF_ENTRY
+		STA_ENTRY
 		__field(u32, iv32)
 	),
 
 	TP_fast_assign(
 		LOCAL_ASSIGN;
-		memcpy(__entry->addr, address, 6);
+		VIF_ASSIGN;
+		STA_ASSIGN;
 		__entry->iv32 = iv32;
 	),
 
 	TP_printk(
-		LOCAL_PR_FMT " addr:%pM iv32:%#x",
-		LOCAL_PR_ARG, __entry->addr, __entry->iv32
+		LOCAL_PR_FMT VIF_PR_FMT STA_PR_FMT " iv32:%#x",
+		LOCAL_PR_ARG,VIF_PR_ARG,STA_PR_ARG, __entry->iv32
 	)
 );
 

net/mac80211/ibss.c

@@ -293,12 +293,8 @@ static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata,
 
 	/* check if we need to merge IBSS */
 
-	/* merge only on beacons (???) */
-	if (!beacon)
-		goto put_bss;
-
 	/* we use a fixed BSSID */
-	if (sdata->u.ibss.bssid)
+	if (sdata->u.ibss.fixed_bssid)
 		goto put_bss;
 
 	/* not an IBSS */
@@ -454,6 +450,9 @@ static int ieee80211_sta_active_ibss(struct ieee80211_sub_if_data *sdata)
 	return active;
 }
 
+/*
+ * This function is called with state == IEEE80211_IBSS_MLME_JOINED
+ */
 
 static void ieee80211_sta_merge_ibss(struct ieee80211_sub_if_data *sdata)
 {
@@ -519,6 +518,10 @@ static void ieee80211_sta_create_ibss(struct ieee80211_sub_if_data *sdata)
 				  capability, 0);
 }
 
+/*
+ * This function is called with state == IEEE80211_IBSS_MLME_SEARCH
+ */
+
 static void ieee80211_sta_find_ibss(struct ieee80211_sub_if_data *sdata)
 {
 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;
@@ -575,18 +578,14 @@ static void ieee80211_sta_find_ibss(struct ieee80211_sub_if_data *sdata)
 #endif /* CONFIG_MAC80211_IBSS_DEBUG */
 
 	/* Selected IBSS not found in current scan results - try to scan */
-	if (ifibss->state == IEEE80211_IBSS_MLME_JOINED &&
-	    !ieee80211_sta_active_ibss(sdata)) {
-		mod_timer(&ifibss->timer,
-			  round_jiffies(jiffies + IEEE80211_IBSS_MERGE_INTERVAL));
-	} else if (time_after(jiffies, ifibss->last_scan_completed +
+	if (time_after(jiffies, ifibss->last_scan_completed +
 					IEEE80211_SCAN_INTERVAL)) {
 		printk(KERN_DEBUG "%s: Trigger new scan to find an IBSS to "
 		       "join\n", sdata->name);
 
 		ieee80211_request_internal_scan(sdata, ifibss->ssid,
 						ifibss->ssid_len);
-	} else if (ifibss->state != IEEE80211_IBSS_MLME_JOINED) {
+	} else {
 		int interval = IEEE80211_SCAN_INTERVAL;
 
 		if (time_after(jiffies, ifibss->ibss_join_req +
@@ -604,7 +603,6 @@ static void ieee80211_sta_find_ibss(struct ieee80211_sub_if_data *sdata)
 			interval = IEEE80211_SCAN_INTERVAL_SLOW;
 		}
 
-		ifibss->state = IEEE80211_IBSS_MLME_SEARCH;
 		mod_timer(&ifibss->timer,
 			  round_jiffies(jiffies + interval));
 	}