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

Conflicts:
	drivers/mtd/mtd_blkdevs.c

Merge Grant's device-tree bits so that we can apply the subsequent fixes.

Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

8 files changed, 88 insertions, 27 deletions

diff --git a/drivers/net/wireless/p54/Kconfig b/drivers/net/wireless/p54/Kconfig
index b0342a520bf..25f965ffc88 100644
--- a/drivers/net/wireless/p54/Kconfig
+++ b/drivers/net/wireless/p54/Kconfig
@@ -2,13 +2,14 @@ config P54_COMMON
 	tristate "Softmac Prism54 support"
 	depends on MAC80211 && EXPERIMENTAL
 	select FW_LOADER
+	select CRC_CCITT
 	---help---
 	  This is common code for isl38xx/stlc45xx based modules.
 	  This module does nothing by itself - the USB/PCI/SPI front-ends
 	  also need to be enabled in order to support any devices.
 
 	  These devices require softmac firmware which can be found at
-	  http://prism54.org/
+	  <http://wireless.kernel.org/en/users/Drivers/p54>
 
 	  If you choose to build a module, it'll be called p54common.
 
@@ -20,7 +21,7 @@ config P54_USB
 	  This driver is for USB isl38xx based wireless cards.
 
 	  These devices require softmac firmware which can be found at
-	  http://prism54.org/
+	  <http://wireless.kernel.org/en/users/Drivers/p54>
 
 	  If you choose to build a module, it'll be called p54usb.
 
@@ -34,7 +35,7 @@ config P54_PCI
 	  supported by the fullmac driver/firmware.
 
 	  This driver requires softmac firmware which can be found at
-	  http://prism54.org/
+	  <http://wireless.kernel.org/en/users/Drivers/p54>
 
 	  If you choose to build a module, it'll be called p54pci.
 
@@ -48,6 +49,23 @@ config P54_SPI
 
 	  If you choose to build a module, it'll be called p54spi.
 
+config P54_SPI_DEFAULT_EEPROM
+	bool "Include fallback EEPROM blob"
+	depends on P54_SPI
+	default n
+	---help---
+	 Unlike the PCI or USB devices, the SPI variants don't have
+	 a dedicated EEPROM chip to store all device specific values
+	 for calibration, country and interface settings.
+
+	 The driver will try to load the image "3826.eeprom", if the
+	 file is put at the right place. (usually /lib/firmware.)
+
+	 Only if this request fails, this option will provide a
+	 backup set of generic values to get the device working.
+
+	 Enabling this option adds about 4k to p54spi.
+
 config P54_LEDS
 	bool
 	depends on P54_COMMON && MAC80211_LEDS && (LEDS_CLASS = y || LEDS_CLASS = P54_COMMON)
diff --git a/drivers/net/wireless/p54/eeprom.c b/drivers/net/wireless/p54/eeprom.c
index 78347041ec4..35b09aa0529 100644
--- a/drivers/net/wireless/p54/eeprom.c
+++ b/drivers/net/wireless/p54/eeprom.c
@@ -23,6 +23,7 @@
 #include <linux/slab.h>
 
 #include <net/mac80211.h>
+#include <linux/crc-ccitt.h>
 
 #include "p54.h"
 #include "eeprom.h"
@@ -260,8 +261,10 @@ static int p54_generate_channel_lists(struct ieee80211_hw *dev)
 	list->max_entries = max_channel_num;
 	list->channels = kzalloc(sizeof(struct p54_channel_entry) *
 				 max_channel_num, GFP_KERNEL);
-	if (!list->channels)
+	if (!list->channels) {
+		ret = -ENOMEM;
 		goto free;
+	}
 
 	for (i = 0; i < max_channel_num; i++) {
 		if (i < priv->iq_autocal_len) {
@@ -540,6 +543,7 @@ int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len)
 	int err;
 	u8 *end = (u8 *)eeprom + len;
 	u16 synth = 0;
+	u16 crc16 = ~0;
 
 	wrap = (struct eeprom_pda_wrap *) eeprom;
 	entry = (void *)wrap->data + le16_to_cpu(wrap->len);
@@ -655,16 +659,29 @@ int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len)
 			}
 			break;
 		case PDR_END:
-			/* make it overrun */
-			entry_len = len;
+			crc16 = ~crc_ccitt(crc16, (u8 *) entry, sizeof(*entry));
+			if (crc16 != le16_to_cpup((__le16 *)entry->data)) {
+				wiphy_err(dev->wiphy, "eeprom failed checksum "
+					 "test!\n");
+				err = -ENOMSG;
+				goto err;
+			} else {
+				goto good_eeprom;
+			}
 			break;
 		default:
 			break;
 		}
 
-		entry = (void *)entry + (entry_len + 1)*2;
+		crc16 = crc_ccitt(crc16, (u8 *)entry, (entry_len + 1) * 2);
+		entry = (void *)entry + (entry_len + 1) * 2;
 	}
 
+	wiphy_err(dev->wiphy, "unexpected end of eeprom data.\n");
+	err = -ENODATA;
+	goto err;
+
+good_eeprom:
 	if (!synth || !priv->iq_autocal || !priv->output_limit ||
 	    !priv->curve_data) {
 		wiphy_err(dev->wiphy,
diff --git a/drivers/net/wireless/p54/fwio.c b/drivers/net/wireless/p54/fwio.c
index 15b20c29a60..92b9b1f05fd 100644
--- a/drivers/net/wireless/p54/fwio.c
+++ b/drivers/net/wireless/p54/fwio.c
@@ -123,10 +123,14 @@ int p54_parse_firmware(struct ieee80211_hw *dev, const struct firmware *fw)
 		bootrec = (struct bootrec *)&bootrec->data[len];
 	}
 
-	if (fw_version)
+	if (fw_version) {
 		wiphy_info(priv->hw->wiphy,
 			   "FW rev %s - Softmac protocol %x.%x\n",
 			   fw_version, priv->fw_var >> 8, priv->fw_var & 0xff);
+		snprintf(dev->wiphy->fw_version, sizeof(dev->wiphy->fw_version),
+				"%s - %x.%x", fw_version,
+				priv->fw_var >> 8, priv->fw_var & 0xff);
+	}
 
 	if (priv->fw_var < 0x500)
 		wiphy_info(priv->hw->wiphy,
diff --git a/drivers/net/wireless/p54/main.c b/drivers/net/wireless/p54/main.c
index 47db439b63b..622d27b6d8f 100644
--- a/drivers/net/wireless/p54/main.c
+++ b/drivers/net/wireless/p54/main.c
@@ -429,8 +429,8 @@ static int p54_set_key(struct ieee80211_hw *dev, enum set_key_cmd cmd,
 
 	mutex_lock(&priv->conf_mutex);
 	if (cmd == SET_KEY) {
-		switch (key->alg) {
-		case ALG_TKIP:
+		switch (key->cipher) {
+		case WLAN_CIPHER_SUITE_TKIP:
 			if (!(priv->privacy_caps & (BR_DESC_PRIV_CAP_MICHAEL |
 			      BR_DESC_PRIV_CAP_TKIP))) {
 				ret = -EOPNOTSUPP;
@@ -439,7 +439,8 @@ static int p54_set_key(struct ieee80211_hw *dev, enum set_key_cmd cmd,
 			key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV;
 			algo = P54_CRYPTO_TKIPMICHAEL;
 			break;
-		case ALG_WEP:
+		case WLAN_CIPHER_SUITE_WEP40:
+		case WLAN_CIPHER_SUITE_WEP104:
 			if (!(priv->privacy_caps & BR_DESC_PRIV_CAP_WEP)) {
 				ret = -EOPNOTSUPP;
 				goto out_unlock;
@@ -447,7 +448,7 @@ static int p54_set_key(struct ieee80211_hw *dev, enum set_key_cmd cmd,
 			key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV;
 			algo = P54_CRYPTO_WEP;
 			break;
-		case ALG_CCMP:
+		case WLAN_CIPHER_SUITE_CCMP:
 			if (!(priv->privacy_caps & BR_DESC_PRIV_CAP_AESCCMP)) {
 				ret = -EOPNOTSUPP;
 				goto out_unlock;
diff --git a/drivers/net/wireless/p54/p54spi.c b/drivers/net/wireless/p54/p54spi.c
index 087bf0698a5..18d24b7b1e3 100644
--- a/drivers/net/wireless/p54/p54spi.c
+++ b/drivers/net/wireless/p54/p54spi.c
@@ -32,11 +32,14 @@
 #include <linux/slab.h>
 
 #include "p54spi.h"
-#include "p54spi_eeprom.h"
 #include "p54.h"
 
 #include "lmac.h"
 
+#ifdef CONFIG_P54_SPI_DEFAULT_EEPROM
+#include "p54spi_eeprom.h"
+#endif /* CONFIG_P54_SPI_DEFAULT_EEPROM */
+
 MODULE_FIRMWARE("3826.arm");
 MODULE_ALIAS("stlc45xx");
 
@@ -195,9 +198,13 @@ static int p54spi_request_eeprom(struct ieee80211_hw *dev)
 
 	ret = request_firmware(&eeprom, "3826.eeprom", &priv->spi->dev);
 	if (ret < 0) {
+#ifdef CONFIG_P54_SPI_DEFAULT_EEPROM
 		dev_info(&priv->spi->dev, "loading default eeprom...\n");
 		ret = p54_parse_eeprom(dev, (void *) p54spi_eeprom,
 				       sizeof(p54spi_eeprom));
+#else
+		dev_err(&priv->spi->dev, "Failed to request user eeprom\n");
+#endif /* CONFIG_P54_SPI_DEFAULT_EEPROM */
 	} else {
 		dev_info(&priv->spi->dev, "loading user eeprom...\n");
 		ret = p54_parse_eeprom(dev, (void *) eeprom->data,
diff --git a/drivers/net/wireless/p54/p54spi_eeprom.h b/drivers/net/wireless/p54/p54spi_eeprom.h
index 1ea1050911d..d592cbd34d7 100644
--- a/drivers/net/wireless/p54/p54spi_eeprom.h
+++ b/drivers/net/wireless/p54/p54spi_eeprom.h
@@ -671,7 +671,7 @@ static unsigned char p54spi_eeprom[] = {
 	0xa8, 0x09, 0x25, 0x00, 0xf5, 0xff, 0xf9, 0xff, 0x00, 0x01,
 
 0x02, 0x00, 0x00, 0x00,		/* PDR_END */
-	0xa8, 0xf5			/* bogus data */
+	0x67, 0x99,
 };
 
 #endif /* P54SPI_EEPROM_H */
diff --git a/drivers/net/wireless/p54/p54usb.c b/drivers/net/wireless/p54/p54usb.c
index ad595958b7d..d5bc21e5a02 100644
--- a/drivers/net/wireless/p54/p54usb.c
+++ b/drivers/net/wireless/p54/p54usb.c
@@ -33,8 +33,17 @@ MODULE_ALIAS("prism54usb");
 MODULE_FIRMWARE("isl3886usb");
 MODULE_FIRMWARE("isl3887usb");
 
+/*
+ * Note:
+ *
+ * Always update our wiki's device list (located at:
+ * http://wireless.kernel.org/en/users/Drivers/p54/devices ),
+ * whenever you add a new device.
+ */
+
 static struct usb_device_id p54u_table[] __devinitdata = {
 	/* Version 1 devices (pci chip + net2280) */
+	{USB_DEVICE(0x045e, 0x00c2)},	/* Microsoft MN-710 */
 	{USB_DEVICE(0x0506, 0x0a11)},	/* 3COM 3CRWE254G72 */
 	{USB_DEVICE(0x06b9, 0x0120)},	/* Thomson SpeedTouch 120g */
 	{USB_DEVICE(0x0707, 0xee06)},	/* SMC 2862W-G */
@@ -47,7 +56,9 @@ static struct usb_device_id p54u_table[] __devinitdata = {
 	{USB_DEVICE(0x0846, 0x4220)},	/* Netgear WG111 */
 	{USB_DEVICE(0x09aa, 0x1000)},	/* Spinnaker Proto board */
 	{USB_DEVICE(0x0cde, 0x0006)},	/* Medion 40900, Roper Europe */
+	{USB_DEVICE(0x107b, 0x55f2)},	/* Gateway WGU-210 (Gemtek) */
 	{USB_DEVICE(0x124a, 0x4023)},	/* Shuttle PN15, Airvast WM168g, IOGear GWU513 */
+	{USB_DEVICE(0x1630, 0x0005)},	/* 2Wire 802.11g USB (v1) / Z-Com */
 	{USB_DEVICE(0x1915, 0x2234)},	/* Linksys WUSB54G OEM */
 	{USB_DEVICE(0x1915, 0x2235)},	/* Linksys WUSB54G Portable OEM */
 	{USB_DEVICE(0x2001, 0x3701)},	/* DLink DWL-G120 Spinnaker */
@@ -60,6 +71,7 @@ static struct usb_device_id p54u_table[] __devinitdata = {
 	{USB_DEVICE(0x050d, 0x7050)},	/* Belkin F5D7050 ver 1000 */
 	{USB_DEVICE(0x0572, 0x2000)},	/* Cohiba Proto board */
 	{USB_DEVICE(0x0572, 0x2002)},	/* Cohiba Proto board */
+	{USB_DEVICE(0x06a9, 0x000e)},	/* Westell 802.11g USB (A90-211WG-01) */
 	{USB_DEVICE(0x06b9, 0x0121)},	/* Thomson SpeedTouch 121g */
 	{USB_DEVICE(0x0707, 0xee13)},   /* SMC 2862W-G version 2 */
 	{USB_DEVICE(0x083a, 0x4521)},   /* Siemens Gigaset USB Adapter 54 version 2 */
@@ -80,6 +92,7 @@ static struct usb_device_id p54u_table[] __devinitdata = {
 	{USB_DEVICE(0x13B1, 0x000C)},	/* Linksys WUSB54AG */
 	{USB_DEVICE(0x1413, 0x5400)},   /* Telsey 802.11g USB2.0 Adapter */
 	{USB_DEVICE(0x1435, 0x0427)},	/* Inventel UR054G */
+	{USB_DEVICE(0x1668, 0x1050)},	/* Actiontec 802UIG-1 */
 	{USB_DEVICE(0x2001, 0x3704)},	/* DLink DWL-G122 rev A2 */
 	{USB_DEVICE(0x413c, 0x5513)},	/* Dell WLA3310 USB Wireless Adapter */
 	{USB_DEVICE(0x413c, 0x8102)},	/* Spinnaker DUT */
@@ -930,8 +943,8 @@ static int __devinit p54u_probe(struct usb_interface *intf,
 #ifdef CONFIG_PM
 		/* ISL3887 needs a full reset on resume */
 		udev->reset_resume = 1;
+#endif /* CONFIG_PM */
 		err = p54u_device_reset(dev);
-#endif
 
 		priv->hw_type = P54U_3887;
 		dev->extra_tx_headroom += sizeof(struct lm87_tx_hdr);
diff --git a/drivers/net/wireless/p54/txrx.c b/drivers/net/wireless/p54/txrx.c
index 0e937dc0c9c..76b2318a7dc 100644
--- a/drivers/net/wireless/p54/txrx.c
+++ b/drivers/net/wireless/p54/txrx.c
@@ -275,15 +275,15 @@ static int p54_rssi_to_dbm(struct p54_common *priv, int rssi)
 {
 	int band = priv->hw->conf.channel->band;
 
-	if (priv->rxhw != 5)
+	if (priv->rxhw != 5) {
 		return ((rssi * priv->rssical_db[band].mul) / 64 +
 			 priv->rssical_db[band].add) / 4;
-	else
+	} else {
 		/*
 		 * TODO: find the correct formula
 		 */
-		return ((rssi * priv->rssical_db[band].mul) / 64 +
-			 priv->rssical_db[band].add) / 4;
+		return rssi / 2 - 110;
+	}
 }
 
 /*
@@ -683,14 +683,15 @@ static void p54_tx_80211_header(struct p54_common *priv, struct sk_buff *skb,
 	}
 }
 
-static u8 p54_convert_algo(enum ieee80211_key_alg alg)
+static u8 p54_convert_algo(u32 cipher)
 {
-	switch (alg) {
-	case ALG_WEP:
+	switch (cipher) {
+	case WLAN_CIPHER_SUITE_WEP40:
+	case WLAN_CIPHER_SUITE_WEP104:
 		return P54_CRYPTO_WEP;
-	case ALG_TKIP:
+	case WLAN_CIPHER_SUITE_TKIP:
 		return P54_CRYPTO_TKIPMICHAEL;
-	case ALG_CCMP:
+	case WLAN_CIPHER_SUITE_CCMP:
 		return P54_CRYPTO_AESCCMP;
 	default:
 		return 0;
@@ -731,7 +732,7 @@ int p54_tx_80211(struct ieee80211_hw *dev, struct sk_buff *skb)
 
 	if (info->control.hw_key) {
 		crypt_offset = ieee80211_get_hdrlen_from_skb(skb);
-		if (info->control.hw_key->alg == ALG_TKIP) {
+		if (info->control.hw_key->cipher == WLAN_CIPHER_SUITE_TKIP) {
 			u8 *iv = (u8 *)(skb->data + crypt_offset);
 			/*
 			 * The firmware excepts that the IV has to have
@@ -827,10 +828,10 @@ int p54_tx_80211(struct ieee80211_hw *dev, struct sk_buff *skb)
 	hdr->tries = ridx;
 	txhdr->rts_rate_idx = 0;
 	if (info->control.hw_key) {
-		txhdr->key_type = p54_convert_algo(info->control.hw_key->alg);
+		txhdr->key_type = p54_convert_algo(info->control.hw_key->cipher);
 		txhdr->key_len = min((u8)16, info->control.hw_key->keylen);
 		memcpy(txhdr->key, info->control.hw_key->key, txhdr->key_len);
-		if (info->control.hw_key->alg == ALG_TKIP) {
+		if (info->control.hw_key->cipher == WLAN_CIPHER_SUITE_TKIP) {
 			/* reserve space for the MIC key */
 			len += 8;
 			memcpy(skb_put(skb, 8), &(info->control.hw_key->key