Merge branch 'linux-2.6' into for-linus

109 files changed, 5039 insertions, 1448 deletions

diff --git a/drivers/usb/Makefile b/drivers/usb/Makefile
index 97d57cfc343b..825bf884537a 100644
--- a/drivers/usb/Makefile
+++ b/drivers/usb/Makefile
@@ -33,7 +33,6 @@ obj-$(CONFIG_USB_KBTAB)		+= input/
 obj-$(CONFIG_USB_MOUSE)		+= input/
 obj-$(CONFIG_USB_MTOUCH)	+= input/
 obj-$(CONFIG_USB_POWERMATE)	+= input/
-obj-$(CONFIG_USB_TRANCEVIBRATOR)+= input/
 obj-$(CONFIG_USB_WACOM)		+= input/
 obj-$(CONFIG_USB_XPAD)		+= input/
 
@@ -66,6 +65,7 @@ obj-$(CONFIG_USB_PHIDGETSERVO)	+= misc/
 obj-$(CONFIG_USB_RIO500)	+= misc/
 obj-$(CONFIG_USB_SISUSBVGA)	+= misc/
 obj-$(CONFIG_USB_TEST)		+= misc/
+obj-$(CONFIG_USB_TRANCEVIBRATOR)+= misc/
 obj-$(CONFIG_USB_USS720)	+= misc/
 
 obj-$(CONFIG_USB_ATM)		+= atm/
diff --git a/drivers/usb/atm/cxacru.c b/drivers/usb/atm/cxacru.c
index 3892a9e9aee3..e6565633ba0f 100644
--- a/drivers/usb/atm/cxacru.c
+++ b/drivers/usb/atm/cxacru.c
@@ -793,6 +793,9 @@ static const struct usb_device_id cxacru_usb_ids[] = {
 	{ /* V = Conexant			P = ADSL modem				*/
 		USB_DEVICE(0x0572, 0xcb06),	.driver_info = (unsigned long) &cxacru_cb00
 	},
+	{ /* V = Conexant			P = ADSL modem (ZTE ZXDSL 852)		*/
+		USB_DEVICE(0x0572, 0xcb07),	.driver_info = (unsigned long) &cxacru_cb00
+	},
 	{ /* V = Olitec				P = ADSL modem version 2		*/
 		USB_DEVICE(0x08e3, 0x0100),	.driver_info = (unsigned long) &cxacru_cafe
 	},
diff --git a/drivers/usb/atm/speedtch.c b/drivers/usb/atm/speedtch.c
index 7c7b507af29d..a823486495c3 100644
--- a/drivers/usb/atm/speedtch.c
+++ b/drivers/usb/atm/speedtch.c
@@ -55,7 +55,6 @@ static const char speedtch_driver_name[] = "speedtch";
 #define OFFSET_d	9		/* size 4 */
 #define OFFSET_e	13		/* size 1 */
 #define OFFSET_f	14		/* size 1 */
-#define TOTAL		15
 
 #define SIZE_7		1
 #define SIZE_b		8
@@ -79,6 +78,18 @@ static int dl_512_first = DEFAULT_DL_512_FIRST;
 static int enable_isoc = DEFAULT_ENABLE_ISOC;
 static int sw_buffering = DEFAULT_SW_BUFFERING;
 
+#define DEFAULT_B_MAX_DSL	8128
+#define DEFAULT_MODEM_MODE	11
+#define MODEM_OPTION_LENGTH	16
+static const unsigned char DEFAULT_MODEM_OPTION[MODEM_OPTION_LENGTH] = {
+	0x10, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static unsigned int BMaxDSL = DEFAULT_B_MAX_DSL;
+static unsigned char ModemMode = DEFAULT_MODEM_MODE;
+static unsigned char ModemOption[MODEM_OPTION_LENGTH];
+static int num_ModemOption;
+
 module_param(altsetting, uint, S_IRUGO | S_IWUSR);
 MODULE_PARM_DESC(altsetting,
 		"Alternative setting for data interface (bulk_default: "
@@ -100,6 +111,17 @@ MODULE_PARM_DESC(sw_buffering,
 		 "Enable software buffering (default: "
 		 __MODULE_STRING(DEFAULT_SW_BUFFERING) ")");
 
+module_param(BMaxDSL, uint, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(BMaxDSL,
+		"default: " __MODULE_STRING(DEFAULT_B_MAX_DSL));
+
+module_param(ModemMode, byte, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(ModemMode,
+		"default: " __MODULE_STRING(DEFAULT_MODEM_MODE));
+
+module_param_array(ModemOption, byte, &num_ModemOption, S_IRUGO);
+MODULE_PARM_DESC(ModemOption, "default: 0x10,0x00,0x00,0x00,0x20");
+
 #define INTERFACE_DATA		1
 #define ENDPOINT_INT		0x81
 #define ENDPOINT_BULK_DATA	0x07
@@ -108,10 +130,17 @@ MODULE_PARM_DESC(sw_buffering,
 
 #define hex2int(c) ( (c >= '0') && (c <= '9') ? (c - '0') : ((c & 0xf) + 9) )
 
+struct speedtch_params {
+	unsigned int altsetting;
+	unsigned int BMaxDSL;
+	unsigned char ModemMode;
+	unsigned char ModemOption[MODEM_OPTION_LENGTH];
+};
+
 struct speedtch_instance_data {
 	struct usbatm_data *usbatm;
 
-	unsigned int altsetting;
+	struct speedtch_params params; /* set in probe, constant afterwards */
 
 	struct work_struct status_checker;
 
@@ -123,7 +152,7 @@ struct speedtch_instance_data {
 	struct urb *int_urb;
 	unsigned char int_data[16];
 
-	unsigned char scratch_buffer[TOTAL];
+	unsigned char scratch_buffer[16];
 };
 
 /***************
@@ -186,6 +215,34 @@ static void speedtch_test_sequence(struct speedtch_instance_data *instance)
 			      0x01, 0x40, 0x04, 0x00, buf, 3, CTRL_TIMEOUT);
 	if (ret < 0)
 		usb_warn(usbatm, "%s failed on URB150: %d\n", __func__, ret);
+
+	/* Extra initialisation in recent drivers - gives higher speeds */
+
+	/* URBext1 */
+	buf[0] = instance->params.ModemMode;
+	ret = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0),
+			      0x01, 0x40, 0x11, 0x00, buf, 1, CTRL_TIMEOUT);
+	if (ret < 0)
+		usb_warn(usbatm, "%s failed on URBext1: %d\n", __func__, ret);
+
+	/* URBext2 */
+	/* This seems to be the one which actually triggers the higher sync
+	   rate -- it does require the new firmware too, although it works OK
+	   with older firmware */
+	ret = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0),
+			      0x01, 0x40, 0x14, 0x00,
+			      instance->params.ModemOption,
+			      MODEM_OPTION_LENGTH, CTRL_TIMEOUT);
+	if (ret < 0)
+		usb_warn(usbatm, "%s failed on URBext2: %d\n", __func__, ret);
+
+	/* URBext3 */
+	buf[0] = instance->params.BMaxDSL & 0xff;
+	buf[1] = instance->params.BMaxDSL >> 8;
+	ret = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0),
+			      0x01, 0x40, 0x12, 0x00, buf, 2, CTRL_TIMEOUT);
+	if (ret < 0)
+		usb_warn(usbatm, "%s failed on URBext3: %d\n", __func__, ret);
 }
 
 static int speedtch_upload_firmware(struct speedtch_instance_data *instance,
@@ -285,8 +342,8 @@ static int speedtch_upload_firmware(struct speedtch_instance_data *instance,
 	   because we're in our own kernel thread anyway. */
 	msleep_interruptible(1000);
 
-	if ((ret = usb_set_interface(usb_dev, INTERFACE_DATA, instance->altsetting)) < 0) {
-		usb_err(usbatm, "%s: setting interface to %d failed (%d)!\n", __func__, instance->altsetting, ret);
+	if ((ret = usb_set_interface(usb_dev, INTERFACE_DATA, instance->params.altsetting)) < 0) {
+		usb_err(usbatm, "%s: setting interface to %d failed (%d)!\n", __func__, instance->params.altsetting, ret);
 		goto out_free;
 	}
 
@@ -372,7 +429,7 @@ static int speedtch_read_status(struct speedtch_instance_data *instance)
 	unsigned char *buf = instance->scratch_buffer;
 	int ret;
 
-	memset(buf, 0, TOTAL);
+	memset(buf, 0, 16);
 
 	ret = usb_control_msg(usb_dev, usb_rcvctrlpipe(usb_dev, 0),
 			      0x12, 0xc0, 0x07, 0x00, buf + OFFSET_7, SIZE_7,
@@ -746,17 +803,21 @@ static int speedtch_bind(struct usbatm_data *usbatm,
 
 	instance->usbatm = usbatm;
 
-	/* altsetting and enable_isoc may change at any moment, so take a snapshot */
-	instance->altsetting = altsetting;
+	/* module parameters may change at any moment, so take a snapshot */
+	instance->params.altsetting = altsetting;
+	instance->params.BMaxDSL = BMaxDSL;
+	instance->params.ModemMode = ModemMode;
+	memcpy(instance->params.ModemOption, DEFAULT_MODEM_OPTION, MODEM_OPTION_LENGTH);
+	memcpy(instance->params.ModemOption, ModemOption, num_ModemOption);
 	use_isoc = enable_isoc;
 
-	if (instance->altsetting)
-		if ((ret = usb_set_interface(usb_dev, INTERFACE_DATA, instance->altsetting)) < 0) {
-			usb_err(usbatm, "%s: setting interface to %2d failed (%d)!\n", __func__, instance->altsetting, ret);
-			instance->altsetting = 0; /* fall back to default */
+	if (instance->params.altsetting)
+		if ((ret = usb_set_interface(usb_dev, INTERFACE_DATA, instance->params.altsetting)) < 0) {
+			usb_err(usbatm, "%s: setting interface to %2d failed (%d)!\n", __func__, instance->params.altsetting, ret);
+			instance->params.altsetting = 0; /* fall back to default */
 		}
 
-	if (!instance->altsetting && use_isoc)
+	if (!instance->params.altsetting && use_isoc)
 		if ((ret = usb_set_interface(usb_dev, INTERFACE_DATA, DEFAULT_ISOC_ALTSETTING)) < 0) {
 			usb_dbg(usbatm, "%s: setting interface to %2d failed (%d)!\n", __func__, DEFAULT_ISOC_ALTSETTING, ret);
 			use_isoc = 0; /* fall back to bulk */
@@ -773,8 +834,8 @@ static int speedtch_bind(struct usbatm_data *usbatm,
 			const struct usb_endpoint_descriptor *endpoint_desc = &desc->endpoint[i].desc;
 
 			if ((endpoint_desc->bEndpointAddress == target_address)) {
-				use_isoc = (endpoint_desc->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) ==
-					USB_ENDPOINT_XFER_ISOC;
+				use_isoc =
+					usb_endpoint_xfer_isoc(endpoint_desc);
 				break;
 			}
 		}
@@ -783,14 +844,14 @@ static int speedtch_bind(struct usbatm_data *usbatm,
 			usb_info(usbatm, "isochronous transfer not supported - using bulk\n");
 	}
 
-	if (!use_isoc && !instance->altsetting)
+	if (!use_isoc && !instance->params.altsetting)
 		if ((ret = usb_set_interface(usb_dev, INTERFACE_DATA, DEFAULT_BULK_ALTSETTING)) < 0) {
 			usb_err(usbatm, "%s: setting interface to %2d failed (%d)!\n", __func__, DEFAULT_BULK_ALTSETTING, ret);
 			goto fail_free;
 		}
 
-	if (!instance->altsetting)
-		instance->altsetting = use_isoc ? DEFAULT_ISOC_ALTSETTING : DEFAULT_BULK_ALTSETTING;
+	if (!instance->params.altsetting)
+		instance->params.altsetting = use_isoc ? DEFAULT_ISOC_ALTSETTING : DEFAULT_BULK_ALTSETTING;
 
 	usbatm->flags |= (use_isoc ? UDSL_USE_ISOC : 0);
 
diff --git a/drivers/usb/atm/ueagle-atm.c b/drivers/usb/atm/ueagle-atm.c
index f5434b1cbb1e..c137c041f7a4 100644
--- a/drivers/usb/atm/ueagle-atm.c
+++ b/drivers/usb/atm/ueagle-atm.c
@@ -68,7 +68,7 @@
 
 #include "usbatm.h"
 
-#define EAGLEUSBVERSION "ueagle 1.3"
+#define EAGLEUSBVERSION "ueagle 1.4"
 
 
 /*
@@ -80,14 +80,14 @@
 			dev_dbg(&(usb_dev)->dev, \
 				"[ueagle-atm dbg] %s: " format, \
 					__FUNCTION__, ##args); \
-       } while (0)
+	} while (0)
 
 #define uea_vdbg(usb_dev, format, args...)	\
 	do { \
 		if (debug >= 2) \
 			dev_dbg(&(usb_dev)->dev, \
 				"[ueagle-atm vdbg]  " format, ##args); \
-       } while (0)
+	} while (0)
 
 #define uea_enters(usb_dev) \
 	uea_vdbg(usb_dev, "entering %s\n", __FUNCTION__)
@@ -218,8 +218,8 @@ enum {
 #define UEA_CHIP_VERSION(x) \
 	((x)->driver_info & 0xf)
 
-#define IS_ISDN(sc) \
-	(le16_to_cpu(sc->usb_dev->descriptor.bcdDevice) & 0x80)
+#define IS_ISDN(usb_dev) \
+	(le16_to_cpu((usb_dev)->descriptor.bcdDevice) & 0x80)
 
 #define INS_TO_USBDEV(ins) ins->usb_dev
 
@@ -401,9 +401,8 @@ static int uea_send_modem_cmd(struct usb_device *usb,
 	int ret = -ENOMEM;
 	u8 *xfer_buff;
 
-	xfer_buff = kmalloc(size, GFP_KERNEL);
+	xfer_buff = kmemdup(buff, size, GFP_KERNEL);
 	if (xfer_buff) {
-		memcpy(xfer_buff, buff, size);
 		ret = usb_control_msg(usb,
 				      usb_sndctrlpipe(usb, 0),
 				      LOAD_INTERNAL,
@@ -595,14 +594,12 @@ static int uea_idma_write(struct uea_softc *sc, void *data, u32 size)
 	u8 *xfer_buff;
 	int bytes_read;
 
-	xfer_buff = kmalloc(size, GFP_KERNEL);
+	xfer_buff = kmemdup(data, size, GFP_KERNEL);
 	if (!xfer_buff) {
 		uea_err(INS_TO_USBDEV(sc), "can't allocate xfer_buff\n");
 		return ret;
 	}
 
-	memcpy(xfer_buff, data, size);
-
 	ret = usb_bulk_msg(sc->usb_dev,
 			 usb_sndbulkpipe(sc->usb_dev, UEA_IDMA_PIPE),
 			 xfer_buff, size, &bytes_read, BULK_TIMEOUT);
@@ -625,12 +622,12 @@ static int request_dsp(struct uea_softc *sc)
 	char *dsp_name;
 
 	if (UEA_CHIP_VERSION(sc) == ADI930) {
-		if (IS_ISDN(sc))
+		if (IS_ISDN(sc->usb_dev))
 			dsp_name = FW_DIR "DSP9i.bin";
 		else
 			dsp_name = FW_DIR "DSP9p.bin";
 	} else {
-		if (IS_ISDN(sc))
+		if (IS_ISDN(sc->usb_dev))
 			dsp_name = FW_DIR "DSPei.bin";
 		else
 			dsp_name = FW_DIR "DSPep.bin";
@@ -744,7 +741,7 @@ static inline void wake_up_cmv_ack(struct uea_softc *sc)
 
 static inline int wait_cmv_ack(struct uea_softc *sc)
 {
-	int ret = wait_event_timeout(sc->cmv_ack_wait,
+	int ret = wait_event_interruptible_timeout(sc->cmv_ack_wait,
 						   sc->cmv_ack, ACK_TIMEOUT);
 	sc->cmv_ack = 0;
 
@@ -765,12 +762,11 @@ static int uea_request(struct uea_softc *sc,
 	u8 *xfer_buff;
 	int ret = -ENOMEM;
 
-	xfer_buff = kmalloc(size, GFP_KERNEL);
+	xfer_buff = kmemdup(data, size, GFP_KERNEL);
 	if (!xfer_buff) {
 		uea_err(INS_TO_USBDEV(sc), "can't allocate xfer_buff\n");
 		return ret;
 	}
-	memcpy(xfer_buff, data, size);
 
 	ret = usb_control_msg(sc->usb_dev, usb_sndctrlpipe(sc->usb_dev, 0),
 			      UCDC_SEND_ENCAPSULATED_COMMAND,
@@ -885,7 +881,8 @@ static int uea_stat(struct uea_softc *sc)
 		break;
 
 	case 3:		/* fail ... */
-		uea_info(INS_TO_USBDEV(sc), "modem synchronization failed\n");
+		uea_info(INS_TO_USBDEV(sc), "modem synchronization failed"
+				" (may be try other cmv/dsp)\n");
 		return -EAGAIN;
 
 	case 4 ... 6:	/* test state */
@@ -913,12 +910,6 @@ static int uea_stat(struct uea_softc *sc)
 			release_firmware(sc->dsp_firm);
 			sc->dsp_firm = NULL;
 		}
-
-		ret = uea_read_cmv(sc, SA_INFO, 10, &sc->stats.phy.firmid);
-		if (ret < 0)
-			return ret;
-		uea_info(INS_TO_USBDEV(sc), "ATU-R firmware version : %x\n",
-				sc->stats.phy.firmid);
 	}
 
 	/* always update it as atm layer could not be init when we switch to
@@ -1033,9 +1024,9 @@ static int request_cmvs(struct uea_softc *sc,
 
 	if (cmv_file[sc->modem_index] == NULL) {
 		if (UEA_CHIP_VERSION(sc) == ADI930)
-			file = (IS_ISDN(sc)) ? "CMV9i.bin" : "CMV9p.bin";
+			file = (IS_ISDN(sc->usb_dev)) ? "CMV9i.bin" : "CMV9p.bin";
 		else
-			file = (IS_ISDN(sc)) ? "CMVei.bin" : "CMVep.bin";
+			file = (IS_ISDN(sc->usb_dev)) ? "CMVei.bin" : "CMVep.bin";
 	} else
 		file = cmv_file[sc->modem_index];
 
@@ -1131,6 +1122,13 @@ static int uea_start_reset(struct uea_softc *sc)
 	if (ret < 0)
 		return ret;
 
+	/* Dump firmware version */
+	ret = uea_read_cmv(sc, SA_INFO, 10, &sc->stats.phy.firmid);
+	if (ret < 0)
+		return ret;
+	uea_info(INS_TO_USBDEV(sc), "ATU-R firmware version : %x\n",
+			sc->stats.phy.firmid);
+
 	/* get options */
  	ret = len = request_cmvs(sc, &cmvs, &cmvs_fw);
 	if (ret < 0)
@@ -1147,6 +1145,8 @@ static int uea_start_reset(struct uea_softc *sc)
 	/* Enter in R-ACT-REQ */
 	ret = uea_write_cmv(sc, SA_CNTL, 0, 2);
 	uea_vdbg(INS_TO_USBDEV(sc), "Entering in R-ACT-REQ state\n");
+	uea_info(INS_TO_USBDEV(sc), "Modem started, "
+		"waiting synchronization\n");
 out:
 	release_firmware(cmvs_fw);
 	sc->reset = 0;
@@ -1172,7 +1172,10 @@ static int uea_kthread(void *data)
 		if (!ret)
 			ret = uea_stat(sc);
 		if (ret != -EAGAIN)
-			msleep(1000);
+			msleep_interruptible(1000);
+ 		if (try_to_freeze())
+			uea_err(INS_TO_USBDEV(sc), "suspend/resume not supported, "
+				"please unplug/replug your modem\n");
 	}
 	uea_leaves(INS_TO_USBDEV(sc));
 	return ret;
@@ -1566,6 +1569,7 @@ UEA_ATTR(uscorr, 0);
 UEA_ATTR(dscorr, 0);
 UEA_ATTR(usunc, 0);
 UEA_ATTR(dsunc, 0);
+UEA_ATTR(firmid, 0);
 
 /* Retrieve the device End System Identifier (MAC) */
 
@@ -1597,7 +1601,7 @@ static int uea_heavy(struct usbatm_data *usbatm, struct usb_interface *intf)
 {
 	struct uea_softc *sc = usbatm->driver_data;
 
-	wait_event(sc->sync_q, IS_OPERATIONAL(sc));
+	wait_event_interruptible(sc->sync_q, IS_OPERATIONAL(sc));
 
 	return 0;
 
@@ -1639,16 +1643,13 @@ static struct attribute *attrs[] = {
 	&dev_attr_stat_dscorr.attr,
 	&dev_attr_stat_usunc.attr,
 	&dev_attr_stat_dsunc.attr,
+	&dev_attr_stat_firmid.attr,
+	NULL,
 };
 static struct attribute_group attr_grp = {
 	.attrs = attrs,
 };
 
-static int create_fs_entries(struct usb_interface *intf)
-{
-	return sysfs_create_group(&intf->dev.kobj, &attr_grp);
-}
-
 static int uea_bind(struct usbatm_data *usbatm, struct usb_interface *intf,
 		   const struct usb_device_id *id)
 {
@@ -1708,31 +1709,25 @@ static int uea_bind(struct usbatm_data *usbatm, struct usb_interface *intf,
 		}
 	}
 
+	ret = sysfs_create_group(&intf->dev.kobj, &attr_grp);
+	if (ret < 0)
+		goto error;
+
 	ret = uea_boot(sc);
-	if (ret < 0) {
-		kfree(sc);
-		return ret;
-	}
+	if (ret < 0)
+		goto error;
 
-	ret = create_fs_entries(intf);
-	if (ret) {
-		uea_stop(sc);
-		kfree(sc);
-		return ret;
-	}
 	return 0;
-}
-
-static void destroy_fs_entries(struct usb_interface *intf)
-{
-	sysfs_remove_group(&intf->dev.kobj, &attr_grp);
+error:
+	kfree(sc);
+	return ret;
 }
 
 static void uea_unbind(struct usbatm_data *usbatm, struct usb_interface *intf)
 {
 	struct uea_softc *sc = usbatm->driver_data;
 
-	destroy_fs_entries(intf);
+	sysfs_remove_group(&intf->dev.kobj, &attr_grp);
 	uea_stop(sc);
 	kfree(sc);
 }
@@ -1753,10 +1748,10 @@ static int uea_probe(struct usb_interface *intf, const struct usb_device_id *id)
 	struct usb_device *usb = interface_to_usbdev(intf);
 
 	uea_enters(usb);
-	uea_info(usb, "ADSL device founded vid (%#X) pid (%#X) : %s\n",
+	uea_info(usb, "ADSL device founded vid (%#X) pid (%#X) : %s %s\n",
 	       le16_to_cpu(usb->descriptor.idVendor),
 	       le16_to_cpu(usb->descriptor.idProduct),
-	       chip_name[UEA_CHIP_VERSION(id)]);
+	       chip_name[UEA_CHIP_VERSION(id)], IS_ISDN(usb)?"isdn":"pots");
 
 	usb_reset_device(usb);
 
diff --git a/drivers/usb/atm/usbatm.c b/drivers/usb/atm/usbatm.c
index 309073f6433a..ec63b0ee0743 100644
--- a/drivers/usb/atm/usbatm.c
+++ b/drivers/usb/atm/usbatm.c
@@ -1001,6 +1001,7 @@ static int usbatm_do_heavy_init(void *arg)
 
 	daemonize(instance->driver->driver_name);
 	allow_signal(SIGTERM);
+	instance->thread_pid = current->pid;
 
 	complete(&instance->thread_started);
 
@@ -1025,10 +1026,6 @@ static int usbatm_heavy_init(struct usbatm_data *instance)
 		return ret;
 	}
 
-	mutex_lock(&instance->serialize);
-	instance->thread_pid = ret;
-	mutex_unlock(&instance->serialize);
-
 	wait_for_completion(&instance->thread_started);
 
 	return 0;
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index ec4d1d756725..ec3438dc8ee5 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -325,7 +325,7 @@ static void acm_rx_tasklet(unsigned long _acm)
 	struct acm_rb *buf;
 	struct tty_struct *tty = acm->tty;
 	struct acm_ru *rcv;
-	//unsigned long flags;
+	unsigned long flags;
 	int i = 0;
 	dbg("Entering acm_rx_tasklet");
 
@@ -333,15 +333,15 @@ static void acm_rx_tasklet(unsigned long _acm)
 		return;
 
 next_buffer:
-	spin_lock(&acm->read_lock);
+	spin_lock_irqsave(&acm->read_lock, flags);
 	if (list_empty(&acm->filled_read_bufs)) {
-		spin_unlock(&acm->read_lock);
+		spin_unlock_irqrestore(&acm->read_lock, flags);
 		goto urbs;
 	}
 	buf = list_entry(acm->filled_read_bufs.next,
 			 struct acm_rb, list);
 	list_del(&buf->list);
-	spin_unlock(&acm->read_lock);
+	spin_unlock_irqrestore(&acm->read_lock, flags);
 
 	dbg("acm_rx_tasklet: procesing buf 0x%p, size = %d", buf, buf->size);
 
@@ -356,29 +356,29 @@ next_buffer:
 		memmove(buf->base, buf->base + i, buf->size - i);
 		buf->size -= i;
 		spin_unlock(&acm->throttle_lock);
-		spin_lock(&acm->read_lock);
+		spin_lock_irqsave(&acm->read_lock, flags);
 		list_add(&buf->list, &acm->filled_read_bufs);
-		spin_unlock(&acm->read_lock);
+		spin_unlock_irqrestore(&acm->read_lock, flags);
 		return;
 	}
 	spin_unlock(&acm->throttle_lock);
 
-	spin_lock(&acm->read_lock);
+	spin_lock_irqsave(&acm->read_lock, flags);
 	list_add(&buf->list, &acm->spare_read_bufs);
-	spin_unlock(&acm->read_lock);
+	spin_unlock_irqrestore(&acm->read_lock, flags);
 	goto next_buffer;
 
 urbs:
 	while (!list_empty(&acm->spare_read_bufs)) {
-		spin_lock(&acm->read_lock);
+		spin_lock_irqsave(&acm->read_lock, flags);
 		if (list_empty(&acm->spare_read_urbs)) {
-			spin_unlock(&acm->read_lock);
+			spin_unlock_irqrestore(&acm->read_lock, flags);
 			return;
 		}
 		rcv = list_entry(acm->spare_read_urbs.next,
 				 struct acm_ru, list);
 		list_del(&rcv->list);
-		spin_unlock(&acm->read_lock);
+		spin_unlock_irqrestore(&acm->read_lock, flags);
 
 		buf = list_entry(acm->spare_read_bufs.next,
 				 struct acm_rb, list);
@@ -400,9 +400,9 @@ urbs:
 		   free-urbs-pool and resubmited ASAP */
 		if (usb_submit_urb(rcv->urb, GFP_ATOMIC) < 0) {
 			list_add(&buf->list, &acm->spare_read_bufs);
-			spin_lock(&acm->read_lock);
+			spin_lock_irqsave(&acm->read_lock, flags);
 			list_add(&rcv->list, &acm->spare_read_urbs);
-			spin_unlock(&acm->read_lock);
+			spin_unlock_irqrestore(&acm->read_lock, flags);
 			return;
 		}
 	}
@@ -892,7 +892,7 @@ skip_normal_probe:
 
 
 	/* workaround for switched endpoints */
-	if ((epread->bEndpointAddress & USB_DIR_IN) != USB_DIR_IN) {
+	if (!usb_endpoint_dir_in(epread)) {
 		/* descriptors are swapped */
 		struct usb_endpoint_descriptor *t;
 		dev_dbg(&intf->dev,"The data interface has switched endpoints");
@@ -1083,6 +1083,9 @@ static struct usb_device_id acm_ids[] = {
 	{ USB_DEVICE(0x0482, 0x0203), /* KYOCERA AH-K3001V */
 	.driver_info = NO_UNION_NORMAL, /* has no union descriptor */
 	},
+	{ USB_DEVICE(0x079b, 0x000f), /* BT On-Air USB MODEM */
+	.driver_info = NO_UNION_NORMAL, /* has no union descriptor */
+	},
 	{ USB_DEVICE(0x0ace, 0x1608), /* ZyDAS 56K USB MODEM */
 	.driver_info = SINGLE_RX_URB, /* firmware bug */
 	},
diff --git a/drivers/usb/class/usblp.c b/drivers/usb/class/usblp.c
index a161d70e1e42..6303970e93c1 100644
--- a/drivers/usb/class/usblp.c
+++ b/drivers/usb/class/usblp.c
@@ -154,6 +154,7 @@ struct usblp {
 	unsigned char		used;			/* True if open */
 	unsigned char		present;		/* True if not disconnected */
 	unsigned char		bidir;			/* interface is bidirectional */
+	unsigned char		sleeping;		/* interface is suspended */
 	unsigned char		*device_id_string;	/* IEEE 1284 DEVICE ID string (ptr) */
 							/* first 2 bytes are (big-endian) length */
 };
@@ -183,6 +184,7 @@ static void usblp_dump(struct usblp *usblp) {
 	dbg("quirks=%d", usblp->quirks);
 	dbg("used=%d", usblp->used);
 	dbg("bidir=%d", usblp->bidir);
+	dbg("sleeping=%d", usblp->sleeping);
 	dbg("device_id_string=\"%s\"",
 		usblp->device_id_string ?
 			usblp->device_id_string + 2 :
@@ -338,6 +340,20 @@ static int usblp_check_status(struct usblp *usblp, int err)
 	return newerr;
 }
 
+static int handle_bidir (struct usblp *usblp)
+{
+	if (usblp->bidir && usblp->used && !usblp->sleeping) {
+		usblp->readcount = 0;
+		usblp->readurb->dev = usblp->dev;
+		if (usb_submit_urb(usblp->readurb, GFP_KERNEL) < 0) {
+			usblp->used = 0;
+			return -EIO;
+		}
+	}
+
+	return 0;
+}
+
 /*
  * File op functions.
  */
@@ -390,14 +406,9 @@ static int usblp_open(struct inode *inode, struct file *file)
 	usblp->writeurb->status = 0;
 	usblp->readurb->status = 0;
 
-	if (usblp->bidir) {
-		usblp->readcount = 0;
-		usblp->readurb->dev = usblp->dev;
-		if (usb_submit_urb(usblp->readurb, GFP_KERNEL) < 0) {
-			retval = -EIO;
-			usblp->used = 0;
-			file->private_data = NULL;
-		}
+	if (handle_bidir(usblp) < 0) {
+		file->private_data = NULL;
+		retval = -EIO;
 	}
 out:
 	mutex_unlock (&usblp_mutex);
@@ -460,6 +471,11 @@ static long usblp_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 		goto done;
 	}
 
+	if (usblp->sleeping) {
+		retval = -ENODEV;
+		goto done;
+	}
+
 	dbg("usblp_ioctl: cmd=0x%x (%c nr=%d len=%d dir=%d)", cmd, _IOC_TYPE(cmd),
 		_IOC_NR(cmd), _IOC_SIZE(cmd), _IOC_DIR(cmd) );
 
@@ -658,6 +674,11 @@ static ssize_t usblp_write(struct file *file, const char __user *buffer, size_t
 			return -ENODEV;
 		}
 
+		if (usblp->sleeping) {
+			up (&usblp->sem);
+			return writecount ? writecount : -ENODEV;
+		}
+
 		if (usblp->writeurb->status != 0) {
 			if (usblp->quirks & USBLP_QUIRK_BIDIR) {
 				if (!usblp->wcomplete)
@@ -701,6 +722,7 @@ static ssize_t usblp_write(struct file *file, const char __user *buffer, size_t
 		usblp->wcomplete = 0;
 		err = usb_submit_urb(usblp->writeurb, GFP_KERNEL);
 		if (err) {
+			usblp->wcomplete = 1;
 			if (err != -ENOMEM)
 				count = -EIO;
 			else
@@ -749,6 +771,11 @@ static ssize_t usblp_read(struct file *file, char __user *buffer, size_t count,
 		goto done;
 	}
 
+	if (usblp->sleeping) {
+		count = -ENODEV;
+		goto done;
+	}
+
 	if (usblp->readurb->status) {
 		err("usblp%d: error %d reading from printer",
 			usblp->minor, usblp->readurb->status);
@@ -1167,6 +1194,39 @@ static void usblp_disconnect(struct usb_interface *intf)
 	mutex_unlock (&usblp_mutex);
 }
 
+static int usblp_suspend (struct usb_interface *intf, pm_message_t message)
+{
+	struct usblp *usblp = usb_get_intfdata (intf);
+
+	/* this races against normal access and open */
+	mutex_lock (&usblp_mutex);
+	down (&usblp->sem);
+	/* we take no more IO */
+	usblp->sleeping = 1;
+	usblp_unlink_urbs(usblp);
+	up (&usblp->sem);
+	mutex_unlock (&usblp_mutex);
+
+	return 0;
+}
+
+static int usblp_resume (struct usb_interface *intf)
+{
+	struct usblp *usblp = usb_get_intfdata (intf);
+	int r;
+
+	mutex_lock (&usblp_mutex);
+	down (&usblp->sem);
+
+	usblp->sleeping = 0;
+	r = handle_bidir (usblp);
+
+	up (&usblp->sem);
+	mutex_unlock (&usblp_mutex);
+
+	return r;
+}
+
 static struct usb_device_id usblp_ids [] = {
 	{ USB_DEVICE_INFO(7, 1, 1) },
 	{ USB_DEVICE_INFO(7, 1, 2) },
@@ -1183,6 +1243,8 @@ static struct usb_driver usblp_driver = {
 	.name =		"usblp",
 	.probe =	usblp_probe,
 	.disconnect =	usblp_disconnect,
+	.suspend =	usblp_suspend,
+	.resume =	usblp_resume,
 	.id_table =	usblp_ids,
 };
 
diff --git a/drivers/usb/core/Kconfig b/drivers/usb/core/Kconfig
index 6e3b5358a760..f8324d8d06ac 100644
--- a/drivers/usb/core/Kconfig
+++ b/drivers/usb/core/Kconfig
@@ -72,6 +72,21 @@ config USB_SUSPEND
 
 	  If you are unsure about this, say N here.
 
+config USB_MULTITHREAD_PROBE
+	bool "USB Multi-threaded probe (EXPERIMENTAL)"
+	depends on USB && EXPERIMENTAL
+	default n
+	help
+	  Say Y here if you want the USB core to spawn a new thread for
+	  every USB device that is probed.  This can cause a small speedup
+	  in boot times on systems with a lot of different USB devices.
+
+	  This option should be safe to enable, but if any odd probing
+	  problems are found, please disable it, or dynamically turn it
+	  off in the /sys/module/usbcore/parameters/multithread_probe
+	  file
+
+	  When in doubt, say N.
 
 config USB_OTG
 	bool
diff --git a/drivers/usb/core/devices.c b/drivers/usb/core/devices.c
index 3538c2fdadfe..ea398e5d50af 100644
--- a/drivers/usb/core/devices.c
+++ b/drivers/usb/core/devices.c
@@ -175,12 +175,13 @@ static char *usb_dump_endpoint_descriptor (
 )
 {
 	char dir, unit, *type;
-	unsigned interval, in, bandwidth = 1;
+	unsigned interval, bandwidth = 1;
 
 	if (start > end)
 		return start;
-	in = (desc->bEndpointAddress & USB_DIR_IN);
-	dir = in ? 'I' : 'O';
+
+	dir = usb_endpoint_dir_in(desc) ? 'I' : 'O';
+
 	if (speed == USB_SPEED_HIGH) {
 		switch (le16_to_cpu(desc->wMaxPacketSize) & (0x03 << 11)) {
 		case 1 << 11:	bandwidth = 2; break;
@@ -204,7 +205,7 @@ static char *usb_dump_endpoint_descriptor (
 		break;
 	case USB_ENDPOINT_XFER_BULK:
 		type = "Bulk";
-		if (speed == USB_SPEED_HIGH && !in)	/* uframes per NAK */
+		if (speed == USB_SPEED_HIGH && dir == 'O') /* uframes per NAK */
 			interval = desc->bInterval;
 		else
 			interval = 0;
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
index 724822cac2b1..3ed4cb2d56d9 100644
--- a/drivers/usb/core/devio.c
+++ b/drivers/usb/core/devio.c
@@ -561,7 +561,7 @@ static int usbdev_open(struct inode *inode, struct file *file)
 		dev = inode->i_private;
 	if (!dev)
 		goto out;
-	ret = usb_autoresume_device(dev, 1);
+	ret = usb_autoresume_device(dev);
 	if (ret)
 		goto out;
 
@@ -609,7 +609,7 @@ static int usbdev_release(struct inode *inode, struct file *file)
 			releaseintf(ps, ifnum);
 	}
 	destroy_all_async(ps);
-	usb_autosuspend_device(dev, 1);
+	usb_autosuspend_device(dev);
 	usb_unlock_device(dev);
 	usb_put_dev(dev);
 	put_pid(ps->disc_pid);
@@ -1588,15 +1588,18 @@ const struct file_operations usbfs_device_file_operations = {
 	.release =	usbdev_release,
 };
 
-static void usbdev_add(struct usb_device *dev)
+static int usbdev_add(struct usb_device *dev)
 {
 	int minor = ((dev->bus->busnum-1) * 128) + (dev->devnum-1);
 
 	dev->class_dev = class_device_create(usb_device_class, NULL,
 				MKDEV(USB_DEVICE_MAJOR, minor), &dev->dev,
 				"usbdev%d.%d", dev->bus->busnum, dev->devnum);
+	if (IS_ERR(dev->class_dev))
+		return PTR_ERR(dev->class_dev);
 
 	dev->class_dev->class_data = dev;
+	return 0;
 }
 
 static void usbdev_remove(struct usb_device *dev)
@@ -1609,7 +1612,8 @@ static int usbdev_notify(struct notifier_block *self, unsigned long action,
 {
 	switch (action) {
 	case USB_DEVICE_ADD:
-		usbdev_add(dev);
+		if (usbdev_add(dev))
+			return NOTIFY_BAD;
 		break;
 	case USB_DEVICE_REMOVE:
 		usbdev_remove(dev);
diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c
index 113e484c763e..d6eb5ce1dd1d 100644
--- a/drivers/usb/core/driver.c
+++ b/drivers/usb/core/driver.c
@@ -205,7 +205,7 @@ static int usb_probe_interface(struct device *dev)
 	if (id) {
 		dev_dbg(dev, "%s - got id\n", __FUNCTION__);
 
-		error = usb_autoresume_device(udev, 1);
+		error = usb_autoresume_device(udev);
 		if (error)
 			return error;
 
@@ -229,7 +229,7 @@ static int usb_probe_interface(struct device *dev)
 		} else
 			intf->condition = USB_INTERFACE_BOUND;
 
-		usb_autosuspend_device(udev, 1);
+		usb_autosuspend_device(udev);
 	}
 
 	return error;
@@ -247,7 +247,7 @@ static int usb_unbind_interface(struct device *dev)
 
 	/* Autoresume for set_interface call below */
 	udev = interface_to_usbdev(intf);
-	error = usb_autoresume_device(udev, 1);
+	error = usb_autoresume_device(udev);
 
 	/* release all urbs for this interface */
 	usb_disable_interface(interface_to_usbdev(intf), intf);
@@ -265,7 +265,7 @@ static int usb_unbind_interface(struct device *dev)
 	intf->needs_remote_wakeup = 0;
 
 	if (!error)
-		usb_autosuspend_device(udev, 1);
+		usb_autosuspend_device(udev);
 
 	return 0;
 }
@@ -408,6 +408,16 @@ static int usb_match_one_id(struct usb_interface *interface,
 	    (id->bDeviceProtocol != dev->descriptor.bDeviceProtocol))
 		return 0;
 
+	/* The interface class, subclass, and protocol should never be
+	 * checked for a match if the device class is Vendor Specific,
+	 * unless the match record specifies the Vendor ID. */
+	if (dev->descriptor.bDeviceClass == USB_CLASS_VENDOR_SPEC &&
+			!(id->match_flags & USB_DEVICE_ID_MATCH_VENDOR) &&
+			(id->match_flags & (USB_DEVICE_ID_MATCH_INT_CLASS |
+				USB_DEVICE_ID_MATCH_INT_SUBCLASS |
+				USB_DEVICE_ID_MATCH_INT_PROTOCOL)))
+		return 0;
+
 	if ((id->match_flags & USB_DEVICE_ID_MATCH_INT_CLASS) &&
 	    (id->bInterfaceClass != intf->desc.bInterfaceClass))
 		return 0;
@@ -476,7 +486,17 @@ static int usb_match_one_id(struct usb_interface *interface,
  * most general; they let drivers bind to any interface on a
  * multiple-function device.  Use the USB_INTERFACE_INFO
  * macro, or its siblings, to match class-per-interface style
- * devices (as recorded in bDeviceClass).
+ * devices (as recorded in bInterfaceClass).
+ *
+ * Note that an entry created by USB_INTERFACE_INFO won't match
+ * any interface if the device class is set to Vendor-Specific.
+ * This is deliberate; according to the USB spec the meanings of
+ * the interface class/subclass/protocol for these devices are also
+ * vendor-specific, and hence matching against a standard product
+ * class wouldn't work anyway.  If you really want to use an
+ * interface-based match for such a device, create a match record
+ * that also specifies the vendor ID.  (Unforunately there isn't a
+ * standard macro for creating records like this.)
  *
  * Within those groups, remember that not all combinations are
  * meaningful.  For example, don't give a product version range
@@ -505,7 +525,7 @@ const struct usb_device_id *usb_match_id(struct usb_interface *interface,
 }
 EXPORT_SYMBOL_GPL_FUTURE(usb_match_id);
 
-int usb_device_match(struct device *dev, struct device_driver *drv)
+static int usb_device_match(struct device *dev, struct device_driver *drv)
 {
 	/* devices and interfaces are handled separately */
 	if (is_usb_device(dev)) {
@@ -790,7 +810,7 @@ EXPORT_SYMBOL_GPL_FUTURE(usb_deregister);
 #ifdef CONFIG_PM
 
 /* Caller has locked udev's pm_mutex */
-static int suspend_device(struct usb_device *udev, pm_message_t msg)
+static int usb_suspend_device(struct usb_device *udev, pm_message_t msg)
 {
 	struct usb_device_driver	*udriver;
 	int				status = 0;
@@ -817,7 +837,7 @@ done:
 }
 
 /* Caller has locked udev's pm_mutex */
-static int resume_device(struct usb_device *udev)
+static int usb_resume_device(struct usb_device *udev)
 {
 	struct usb_device_driver	*udriver;
 	int				status = 0;
@@ -843,7 +863,7 @@ done:
 }
 
 /* Caller has locked intf's usb_device's pm mutex */
-static int suspend_interface(struct usb_interface *intf, pm_message_t msg)
+static int usb_suspend_interface(struct usb_interface *intf, pm_message_t msg)
 {
 	struct usb_driver	*driver;
 	int			status = 0;
@@ -880,7 +900,7 @@ done:
 }
 
 /* Caller has locked intf's usb_device's pm_mutex */
-static int resume_interface(struct usb_interface *intf)
+static int usb_resume_interface(struct usb_interface *intf)
 {
 	struct usb_driver	*driver;
 	int			status = 0;
@@ -920,6 +940,44 @@ done:
 	return status;
 }
 
+#ifdef	CONFIG_USB_SUSPEND
+
+/* Internal routine to check whether we may autosuspend a device. */
+static int autosuspend_check(struct usb_device *udev)
+{
+	int			i;
+	struct usb_interface	*intf;
+
+	/* For autosuspend, fail fast if anything is in use.
+	 * Also fail if any interfaces require remote wakeup but it
+	 * isn't available. */
+	udev->do_remote_wakeup = device_may_wakeup(&udev->dev);
+	if (udev->pm_usage_cnt > 0)
+		return -EBUSY;
+	if (udev->actconfig) {
+		for (i = 0; i < udev->actconfig->desc.bNumInterfaces; i++) {
+			intf = udev->actconfig->interface[i];
+			if (!is_active(intf))
+				continue;
+			if (intf->pm_usage_cnt > 0)
+				return -EBUSY;
+			if (intf->needs_remote_wakeup &&
+					!udev->do_remote_wakeup) {
+				dev_dbg(&udev->dev, "remote wakeup needed "
+						"for autosuspend\n");
+				return -EOPNOTSUPP;
+			}
+		}
+	}
+	return 0;
+}
+
+#else
+
+#define autosuspend_check(udev)		0
+
+#endif
+
 /**
  * usb_suspend_both - suspend a USB device and its interfaces
  * @udev: the usb_device to suspend
@@ -971,52 +1029,34 @@ int usb_suspend_both(struct usb_device *udev, pm_message_t msg)
 
 	udev->do_remote_wakeup = device_may_wakeup(&udev->dev);
 
-	/* For autosuspend, fail fast if anything is in use.
-	 * Also fail if any interfaces require remote wakeup but it
-	 * isn't available. */
 	if (udev->auto_pm) {
-		if (udev->pm_usage_cnt > 0)
-			return -EBUSY;
-		if (udev->actconfig) {
-			for (; i < udev->actconfig->desc.bNumInterfaces; i++) {
-				intf = udev->actconfig->interface[i];
-				if (!is_active(intf))
-					continue;
-				if (intf->pm_usage_cnt > 0)
-					return -EBUSY;
-				if (intf->needs_remote_wakeup &&
-						!udev->do_remote_wakeup) {
-					dev_dbg(&udev->dev,
-	"remote wakeup needed for autosuspend\n");
-					return -EOPNOTSUPP;
-				}
-			}
-			i = 0;
-		}
+		status = autosuspend_check(udev);
+		if (status < 0)
+			return status;
 	}
 
 	/* Suspend all the interfaces and then udev itself */
 	if (udev->actconfig) {
 		for (; i < udev->actconfig->desc.bNumInterfaces; i++) {
 			intf = udev->actconfig->interface[i];
-			status = suspend_interface(intf, msg);
+			status = usb_suspend_interface(intf, msg);
 			if (status != 0)
 				break;
 		}
 	}
 	if (status == 0)
-		status = suspend_device(udev, msg);
+		status = usb_suspend_device(udev, msg);
 
 	/* If the suspend failed, resume interfaces that did get suspended */
 	if (status != 0) {
 		while (--i >= 0) {
 			intf = udev->actconfig->interface[i];
-			resume_interface(intf);
+			usb_resume_interface(intf);
 		}
 
 	/* If the suspend succeeded, propagate it up the tree */
 	} else if (parent)
-		usb_autosuspend_device(parent, 0);
+		usb_autosuspend_device(parent);
 
 	// dev_dbg(&udev->dev, "%s: status %d\n", __FUNCTION__, status);
 	return status;
@@ -1064,9 +1104,25 @@ int usb_resume_both(struct usb_device *udev)
 	/* Propagate the resume up the tree, if necessary */
 	if (udev->state == USB_STATE_SUSPENDED) {
 		if (parent) {
-			usb_pm_lock(parent);
-			parent->auto_pm = 1;
-			status = usb_resume_both(parent);
+			status = usb_autoresume_device(parent);
+			if (status == 0) {
+				status = usb_resume_device(udev);
+				if (status) {
+					usb_autosuspend_device(parent);
+
+					/* It's possible usb_resume_device()
+					 * failed after the port was
+					 * unsuspended, causing udev to be
+					 * logically disconnected.  We don't
+					 * want usb_disconnect() to autosuspend
+					 * the parent again, so tell it that
+					 * udev disconnected while still
+					 * suspended. */
+					if (udev->state ==
+							USB_STATE_NOTATTACHED)
+						udev->discon_suspended = 1;
+				}
+			}
 		} else {
 
 			/* We can't progagate beyond the USB subsystem,
@@ -1075,24 +1131,20 @@ int usb_resume_both(struct usb_device *udev)
 			if (udev->dev.parent->power.power_state.event !=
 					PM_EVENT_ON)
 				status = -EHOSTUNREACH;
-		}
-		if (status == 0)
-			status = resume_device(udev);
-		if (parent)
-			usb_pm_unlock(parent);
+			else
+				status = usb_resume_device(udev);
+ 		}
 	} else {
 
 		/* Needed only for setting udev->dev.power.power_state.event
 		 * and for possible debugging message. */
-		status = resume_device(udev);
+		status = usb_resume_device(udev);
 	}
 
-	/* Now the parent won't suspend until we are finished */
-
 	if (status == 0 && udev->actconfig) {
 		for (i = 0; i < udev->actconfig->desc.bNumInterfaces; i++) {
 			intf = udev->actconfig->interface[i];
-			resume_interface(intf);
+			usb_resume_interface(intf);
 		}
 	}
 
@@ -1102,39 +1154,53 @@ int usb_resume_both(struct usb_device *udev)
 
 #ifdef CONFIG_USB_SUSPEND
 
+/* Internal routine to adjust a device's usage counter and change
+ * its autosuspend state.
+ */
+static int usb_autopm_do_device(struct usb_device *udev, int inc_usage_cnt)
+{
+	int	status = 0;
+
+	usb_pm_lock(udev);
+	udev->pm_usage_cnt += inc_usage_cnt;
+	WARN_ON(udev->pm_usage_cnt < 0);
+	if (inc_usage_cnt >= 0 && udev->pm_usage_cnt > 0) {
+		udev->auto_pm = 1;
+		status = usb_resume_both(udev);
+		if (status != 0)
+			udev->pm_usage_cnt -= inc_usage_cnt;
+	} else if (inc_usage_cnt <= 0 && autosuspend_check(udev) == 0)
+		queue_delayed_work(ksuspend_usb_wq, &udev->autosuspend,
+				USB_AUTOSUSPEND_DELAY);
+	usb_pm_unlock(udev);
+	return status;
+}
+
 /**
  * usb_autosuspend_device - delayed autosuspend of a USB device and its interfaces
  * @udev: the usb_device to autosuspend
- * @dec_usage_cnt: flag to decrement @udev's PM-usage counter
  *
  * This routine should be called when a core subsystem is finished using
  * @udev and wants to allow it to autosuspend.  Examples would be when
  * @udev's device file in usbfs is closed or after a configuration change.
  *
- * @dec_usage_cnt should be 1 if the subsystem previously incremented
- * @udev's usage counter (such as by passing 1 to usb_autoresume_device);
- * otherwise it should be 0.
- *
- * If the usage counter for @udev or any of its active interfaces is greater
- * than 0, the autosuspend request will not be queued.  (If an interface
- * driver does not support autosuspend then its usage counter is permanently
- * positive.)  Likewise, if an interface driver requires remote-wakeup
- * capability during autosuspend but remote wakeup is disabled, the
- * autosuspend will fail.
+ * @udev's usage counter is decremented.  If it or any of the usage counters
+ * for an active interface is greater than 0, no autosuspend request will be
+ * queued.  (If an interface driver does not support autosuspend then its
+ * usage counter is permanently positive.)  Furthermore, if an interface
+ * driver requires remote-wakeup capability during autosuspend but remote
+ * wakeup is disabled, the autosuspend will fail.
  *
  * Often the caller will hold @udev's device lock, but this is not
  * necessary.
  *
  * This routine can run only in process context.
  */
-void usb_autosuspend_device(struct usb_device *udev, int dec_usage_cnt)
+void usb_autosuspend_device(struct usb_device *udev)
 {
-	usb_pm_lock(udev);
-	udev->pm_usage_cnt -= dec_usage_cnt;
-	if (udev->pm_usage_cnt <= 0)
-		queue_delayed_work(ksuspend_usb_wq, &udev->autosuspend,
-				USB_AUTOSUSPEND_DELAY);
-	usb_pm_unlock(udev);
+	int	status;
+
+	status = usb_autopm_do_device(udev, -1);
 	// dev_dbg(&udev->dev, "%s: cnt %d\n",
 	//		__FUNCTION__, udev->pm_usage_cnt);
 }
@@ -1142,44 +1208,59 @@ void usb_autosuspend_device(struct usb_device *udev, int dec_usage_cnt)
 /**
  * usb_autoresume_device - immediately autoresume a USB device and its interfaces
  * @udev: the usb_device to autoresume
- * @inc_usage_cnt: flag to increment @udev's PM-usage counter
  *
  * This routine should be called when a core subsystem wants to use @udev
- * and needs to guarantee that it is not suspended.  In addition, the
- * caller can prevent @udev from being autosuspended subsequently.  (Note
- * that this will not prevent suspend events originating in the PM core.)
- * Examples would be when @udev's device file in usbfs is opened (autosuspend
- * should be prevented until the file is closed) or when a remote-wakeup
- * request is received (later autosuspends should not be prevented).
+ * and needs to guarantee that it is not suspended.  No autosuspend will
+ * occur until usb_autosuspend_device is called.  (Note that this will not
+ * prevent suspend events originating in the PM core.)  Examples would be
+ * when @udev's device file in usbfs is opened or when a remote-wakeup
+ * request is received.
  *
- * @inc_usage_cnt should be 1 to increment @udev's usage counter and prevent
- * autosuspends.  This prevention will persist until the usage counter is
- * decremented again (such as by passing 1 to usb_autosuspend_device).
- * Otherwise @inc_usage_cnt should be 0 to leave the usage counter unchanged.
- * Regardless, if the autoresume fails then the usage counter is not
- * incremented.
+ * @udev's usage counter is incremented to prevent subsequent autosuspends.
+ * However if the autoresume fails then the usage counter is re-decremented.
  *
  * Often the caller will hold @udev's device lock, but this is not
  * necessary (and attempting it might cause deadlock).
  *
  * This routine can run only in process context.
  */
-int usb_autoresume_device(struct usb_device *udev, int inc_usage_cnt)
+int usb_autoresume_device(struct usb_device *udev)
 {
 	int	status;
 
-	usb_pm_lock(udev);
-	udev->pm_usage_cnt += inc_usage_cnt;
-	udev->auto_pm = 1;
-	status = usb_resume_both(udev);
-	if (status != 0)
-		udev->pm_usage_cnt -= inc_usage_cnt;
-	usb_pm_unlock(udev);
+	status = usb_autopm_do_device(udev, 1);
 	// dev_dbg(&udev->dev, "%s: status %d cnt %d\n",
 	//		__FUNCTION__, status, udev->pm_usage_cnt);
 	return status;
 }
 
+/* Internal routine to adjust an interface's usage counter and change
+ * its device's autosuspend state.
+ */
+static int usb_autopm_do_interface(struct usb_interface *intf,
+		int inc_usage_cnt)
+{
+	struct usb_device	*udev = interface_to_usbdev(intf);
+	int			status = 0;
+
+	usb_pm_lock(udev);
+	if (intf->condition == USB_INTERFACE_UNBOUND)
+		status = -ENODEV;
+	else {
+		intf->pm_usage_cnt += inc_usage_cnt;
+		if (inc_usage_cnt >= 0 && intf->pm_usage_cnt > 0) {
+			udev->auto_pm = 1;
+			status = usb_resume_both(udev);
+			if (status != 0)
+				intf->pm_usage_cnt -= inc_usage_cnt;
+		} else if (inc_usage_cnt <= 0 && autosuspend_check(udev) == 0)
+			queue_delayed_work(ksuspend_usb_wq, &udev->autosuspend,
+					USB_AUTOSUSPEND_DELAY);
+	}
+	usb_pm_unlock(udev);
+	return status;
+}
+
 /**
  * usb_autopm_put_interface - decrement a USB interface's PM-usage counter
  * @intf: the usb_interface whose counter should be decremented
@@ -1213,17 +1294,11 @@ int usb_autoresume_device(struct usb_device *udev, int inc_usage_cnt)
  */
 void usb_autopm_put_interface(struct usb_interface *intf)
 {
-	struct usb_device	*udev = interface_to_usbdev(intf);
+	int	status;
 
-	usb_pm_lock(udev);
-	if (intf->condition != USB_INTERFACE_UNBOUND &&
-			--intf->pm_usage_cnt <= 0) {
-		queue_delayed_work(ksuspend_usb_wq, &udev->autosuspend,
-				USB_AUTOSUSPEND_DELAY);
-	}
-	usb_pm_unlock(udev);
-	// dev_dbg(&intf->dev, "%s: cnt %d\n",
-	//		__FUNCTION__, intf->pm_usage_cnt);
+	status = usb_autopm_do_interface(intf, -1);
+	// dev_dbg(&intf->dev, "%s: status %d cnt %d\n",
+	//		__FUNCTION__, status, intf->pm_usage_cnt);
 }
 EXPORT_SYMBOL_GPL(usb_autopm_put_interface);
 
@@ -1260,26 +1335,37 @@ EXPORT_SYMBOL_GPL(usb_autopm_put_interface);
  */
 int usb_autopm_get_interface(struct usb_interface *intf)
 {
-	struct usb_device	*udev = interface_to_usbdev(intf);
-	int			status;
+	int	status;
 
-	usb_pm_lock(udev);
-	if (intf->condition == USB_INTERFACE_UNBOUND)
-		status = -ENODEV;
-	else {
-		++intf->pm_usage_cnt;
-		udev->auto_pm = 1;
-		status = usb_resume_both(udev);
-		if (status != 0)
-			--intf->pm_usage_cnt;
-	}
-	usb_pm_unlock(udev);
+	status = usb_autopm_do_interface(intf, 1);
 	// dev_dbg(&intf->dev, "%s: status %d cnt %d\n",
 	//		__FUNCTION__, status, intf->pm_usage_cnt);
 	return status;
 }
 EXPORT_SYMBOL_GPL(usb_autopm_get_interface);
 
+/**
+ * usb_autopm_set_interface - set a USB interface's autosuspend state
+ * @intf: the usb_interface whose state should be set
+ *
+ * This routine sets the autosuspend state of @intf's device according
+ * to @intf's usage counter, which the caller must have set previously.
+ * If the counter is <= 0, the device is autosuspended (if it isn't
+ * already suspended and if nothing else prevents the autosuspend).  If
+ * the counter is > 0, the device is autoresumed (if it isn't already
+ * awake).
+ */
+int usb_autopm_set_interface(struct usb_interface *intf)
+{
+	int	status;
+
+	status = usb_autopm_do_interface(intf, 0);
+	// dev_dbg(&intf->dev, "%s: status %d cnt %d\n",
+	//		__FUNCTION__, status, intf->pm_usage_cnt);
+	return status;
+}
+EXPORT_SYMBOL_GPL(usb_autopm_set_interface);
+
 #endif /* CONFIG_USB_SUSPEND */
 
 static int usb_suspend(struct device *dev, pm_message_t message)
diff --git a/drivers/usb/core/endpoint.c b/drivers/usb/core/endpoint.c
index 3ebb90149e93..c505b767cee1 100644
--- a/drivers/usb/core/endpoint.c
+++ b/drivers/usb/core/endpoint.c
@@ -10,15 +10,20 @@
  */
 
 #include <linux/kernel.h>
+#include <linux/spinlock.h>
+#include <linux/idr.h>
 #include <linux/usb.h>
 #include "usb.h"
 
-/* endpoint stuff */
+#define MAX_ENDPOINT_MINORS (64*128*32)
+static int usb_endpoint_major;
+static DEFINE_IDR(endpoint_idr);
 
 struct ep_device {
 	struct usb_endpoint_descriptor *desc;
 	struct usb_device *udev;
 	struct device dev;
+	int minor;
 };
 #define to_ep_device(_dev) \
 	container_of(_dev, struct ep_device, dev)
@@ -152,6 +157,55 @@ static struct attribute_group ep_dev_attr_grp = {
 	.attrs = ep_dev_attrs,
 };
 
+static int usb_endpoint_major_init(void)
+{
+	dev_t dev;
+	int error;
+
+	error = alloc_chrdev_region(&dev, 0, MAX_ENDPOINT_MINORS,
+				    "usb_endpoint");
+	if (error) {
+		err("unable to get a dynamic major for usb endpoints");
+		return error;
+	}
+	usb_endpoint_major = MAJOR(dev);
+
+	return error;
+}
+
+static void usb_endpoint_major_cleanup(void)
+{
+	unregister_chrdev_region(MKDEV(usb_endpoint_major, 0),
+				 MAX_ENDPOINT_MINORS);
+}
+
+static int endpoint_get_minor(struct ep_device *ep_dev)
+{
+	static DEFINE_MUTEX(minor_lock);
+	int retval = -ENOMEM;
+	int id;
+
+	mutex_lock(&minor_lock);
+	if (idr_pre_get(&endpoint_idr, GFP_KERNEL) == 0)
+		goto exit;
+
+	retval = idr_get_new(&endpoint_idr, ep_dev, &id);
+	if (retval < 0) {
+		if (retval == -EAGAIN)
+			retval = -ENOMEM;
+		goto exit;
+	}
+	ep_dev->minor = id & MAX_ID_MASK;
+exit:
+	mutex_unlock(&minor_lock);
+	return retval;
+}
+
+static void endpoint_free_minor(struct ep_device *ep_dev)
+{
+	idr_remove(&endpoint_idr, ep_dev->minor);
+}
+
 static struct endpoint_class {
 	struct kref kref;
 	struct class *class;
@@ -176,11 +230,20 @@ static int init_endpoint_class(void)
 	ep_class->class = class_create(THIS_MODULE, "usb_endpoint");
 	if (IS_ERR(ep_class->class)) {
 		result = IS_ERR(ep_class->class);
-		kfree(ep_class);
-		ep_class = NULL;
-		goto exit;
+		goto class_create_error;
 	}
 
+	result = usb_endpoint_major_init();
+	if (result)
+		goto endpoint_major_error;
+
+	goto exit;
+
+endpoint_major_error:
+	class_destroy(ep_class->class);
+class_create_error:
+	kfree(ep_class);
+	ep_class = NULL;
 exit:
 	return result;
 }
@@ -191,6 +254,7 @@ static void release_endpoint_class(struct kref *kref)
 	class_destroy(ep_class->class);
 	kfree(ep_class);
 	ep_class = NULL;
+	usb_endpoint_major_cleanup();
 }
 
 static void destroy_endpoint_class(void)
@@ -213,7 +277,6 @@ int usb_create_ep_files(struct device *parent,
 {
 	char name[8];
 	struct ep_device *ep_dev;
-	int minor;
 	int retval;
 
 	retval = init_endpoint_class();
@@ -223,15 +286,19 @@ int usb_create_ep_files(struct device *parent,
 	ep_dev = kzalloc(sizeof(*ep_dev), GFP_KERNEL);
 	if (!ep_dev) {
 		retval = -ENOMEM;
-		goto exit;
+		goto error_alloc;
 	}
 
-	/* fun calculation to determine the minor of this endpoint */
-	minor = (((udev->bus->busnum - 1) * 128) * 16) + (udev->devnum - 1);
+	retval = endpoint_get_minor(ep_dev);
+	if (retval) {
+		dev_err(parent, "can not allocate minor number for %s",
+			ep_dev->dev.bus_id);
+		goto error_register;
+	}
 
 	ep_dev->desc = &endpoint->desc;
 	ep_dev->udev = udev;
-	ep_dev->dev.devt = MKDEV(442, minor);	// FIXME fake number...
+	ep_dev->dev.devt = MKDEV(usb_endpoint_major, ep_dev->minor);
 	ep_dev->dev.class = ep_class->class;
 	ep_dev->dev.parent = parent;
 	ep_dev->dev.release = ep_device_release;
@@ -241,49 +308,50 @@ int usb_create_ep_files(struct device *parent,
 
 	retval = device_register(&ep_dev->dev);
 	if (retval)
-		goto error;
+		goto error_chrdev;
 	retval = sysfs_create_group(&ep_dev->dev.kobj, &ep_dev_attr_grp);
 	if (retval)
 		goto error_group;
 
-	endpoint->ep_dev = ep_dev;
-
 	/* create the symlink to the old-style "ep_XX" directory */
 	sprintf(name, "ep_%02x", endpoint->desc.bEndpointAddress);
-	retval = sysfs_create_link(&parent->kobj,
-				   &endpoint->ep_dev->dev.kobj, name);
+	retval = sysfs_create_link(&parent->kobj, &ep_dev->dev.kobj, name);
 	if (retval)
 		goto error_link;
-exit:
+	endpoint->ep_dev = ep_dev;
 	return retval;
 
 error_link:
 	sysfs_remove_group(&ep_dev->dev.kobj, &ep_dev_attr_grp);
-
 error_group:
 	device_unregister(&ep_dev->dev);
-	endpoint->ep_dev = NULL;
 	destroy_endpoint_class();
 	return retval;
-error:
+
+error_chrdev:
+	endpoint_free_minor(ep_dev);
+
+error_register:
 	kfree(ep_dev);
+error_alloc:
 	destroy_endpoint_class();
+exit:
 	return retval;
 }
 
 void usb_remove_ep_files(struct usb_host_endpoint *endpoint)
 {
+	struct ep_device *ep_dev = endpoint->ep_dev;
 
-	if (endpoint->ep_dev) {
+	if (ep_dev) {
 		char name[8];
 
 		sprintf(name, "ep_%02x", endpoint->desc.bEndpointAddress);
-		sysfs_remove_link(&endpoint->ep_dev->dev.parent->kobj, name);
-		sysfs_remove_group(&endpoint->ep_dev->dev.kobj, &ep_dev_attr_grp);
-		device_unregister(&endpoint->ep_dev->dev);
+		sysfs_remove_link(&ep_dev->dev.parent->kobj, name);
+		sysfs_remove_group(&ep_dev->dev.kobj, &ep_dev_attr_grp);
+		endpoint_free_minor(ep_dev);
+		device_unregister(&ep_dev->dev);
 		endpoint->ep_dev = NULL;
+		destroy_endpoint_class();
 	}
-	destroy_endpoint_class();
 }
-
-
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index afa2dd203329..10064af65d17 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -256,7 +256,9 @@ static const u8 hs_rh_config_descriptor [] = {
 	0x05,       /*  __u8  ep_bDescriptorType; Endpoint */
 	0x81,       /*  __u8  ep_bEndpointAddress; IN Endpoint 1 */
  	0x03,       /*  __u8  ep_bmAttributes; Interrupt */
- 	0x02, 0x00, /*  __le16 ep_wMaxPacketSize; 1 + (MAX_ROOT_PORTS / 8) */
+		    /* __le16 ep_wMaxPacketSize; 1 + (MAX_ROOT_PORTS / 8)
+		     * see hub.c:hub_configure() for details. */
+	(USB_MAXCHILDREN + 1 + 7) / 8, 0x00,
 	0x0c        /*  __u8  ep_bInterval; (256ms -- usb 2.0 spec) */
 };
 
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 66bff184a30c..0ce393eb3c4b 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -31,6 +31,47 @@
 #include "hcd.h"
 #include "hub.h"
 
+struct usb_hub {
+	struct device		*intfdev;	/* the "interface" device */
+	struct usb_device	*hdev;
+	struct urb		*urb;		/* for interrupt polling pipe */
+
+	/* buffer for urb ... with extra space in case of babble */
+	char			(*buffer)[8];
+	dma_addr_t		buffer_dma;	/* DMA address for buffer */
+	union {
+		struct usb_hub_status	hub;
+		struct usb_port_status	port;
+	}			*status;	/* buffer for status reports */
+
+	int			error;		/* last reported error */
+	int			nerrors;	/* track consecutive errors */
+
+	struct list_head	event_list;	/* hubs w/data or errs ready */
+	unsigned long		event_bits[1];	/* status change bitmask */
+	unsigned long		change_bits[1];	/* ports with logical connect
+							status change */
+	unsigned long		busy_bits[1];	/* ports being reset or
+							resumed */
+#if USB_MAXCHILDREN > 31 /* 8*sizeof(unsigned long) - 1 */
+#error event_bits[] is too short!
+#endif
+
+	struct usb_hub_descriptor *descriptor;	/* class descriptor */
+	struct usb_tt		tt;		/* Transaction Translator */
+
+	unsigned		mA_per_port;	/* current for each child */
+
+	unsigned		limited_power:1;
+	unsigned		quiescing:1;
+	unsigned		activating:1;
+
+	unsigned		has_indicators:1;
+	u8			indicator[USB_MAXCHILDREN];
+	struct work_struct	leds;
+};
+
+
 /* Protect struct usb_device->state and ->children members
  * Note: Both are also protected by ->dev.sem, except that ->state can
  * change to USB_STATE_NOTATTACHED even when the semaphore isn't held. */
@@ -45,6 +86,16 @@ static DECLARE_WAIT_QUEUE_HEAD(khubd_wait);
 
 static struct task_struct *khubd_task;
 
+/* multithreaded probe logic */
+static int multithread_probe =
+#ifdef CONFIG_USB_MULTITHREAD_PROBE
+	1;
+#else
+	0;
+#endif
+module_param(multithread_probe, bool, S_IRUGO);
+MODULE_PARM_DESC(multithread_probe, "Run each USB device probe in a new thread");
+
 /* cycle leds on hubs that aren't blinking for attention */
 static int blinkenlights = 0;
 module_param (blinkenlights, bool, S_IRUGO);
@@ -276,6 +327,9 @@ static void kick_khubd(struct usb_hub *hub)
 {
 	unsigned long	flags;
 
+	/* Suppress autosuspend until khubd runs */
+	to_usb_interface(hub->intfdev)->pm_usage_cnt = 1;
+
 	spin_lock_irqsave(&hub_event_lock, flags);
 	if (list_empty(&hub->event_list)) {
 		list_add_tail(&hub->event_list, &hub_event_list);
@@ -457,7 +511,6 @@ static void hub_quiesce(struct usb_hub *hub)
 	/* (nonblocking) khubd and related activity won't re-trigger */
 	hub->quiescing = 1;
 	hub->activating = 0;
-	hub->resume_root_hub = 0;
 
 	/* (blocking) stop khubd and related activity */
 	usb_kill_urb(hub->urb);
@@ -473,7 +526,7 @@ static void hub_activate(struct usb_hub *hub)
 
 	hub->quiescing = 0;
 	hub->activating = 1;
-	hub->resume_root_hub = 0;
+
 	status = usb_submit_urb(hub->urb, GFP_NOIO);
 	if (status < 0)
 		dev_err(hub->intfdev, "activate --> %d\n", status);
@@ -759,7 +812,12 @@ static int hub_configure(struct usb_hub *hub,
 		dev_dbg(hub_dev, "%sover-current condition exists\n",
 			(hubstatus & HUB_STATUS_OVERCURRENT) ? "" : "no ");
 
-	/* set up the interrupt endpoint */
+	/* set up the interrupt endpoint
+	 * We use the EP's maxpacket size instead of (PORTS+1+7)/8
+	 * bytes as USB2.0[11.12.3] says because some hubs are known
+	 * to send more data (and thus cause overflow). For root hubs,
+	 * maxpktsize is defined in hcd.c's fake endpoint descriptors
+	 * to be big enough for at least USB_MAXCHILDREN ports. */
 	pipe = usb_rcvintpipe(hdev, endpoint->bEndpointAddress);
 	maxp = usb_maxpacket(hdev, pipe, usb_pipeout(pipe));
 
@@ -883,6 +941,7 @@ descriptor_error:
 	INIT_WORK(&hub->leds, led_work, hub);
 
 	usb_set_intfdata (intf, hub);
+	intf->needs_remote_wakeup = 1;
 
 	if (hdev->speed == USB_SPEED_HIGH)
 		highspeed_hubs++;
@@ -980,6 +1039,8 @@ static void recursively_mark_NOTATTACHED(struct usb_device *udev)
 		if (udev->children[i])
 			recursively_mark_NOTATTACHED(udev->children[i]);
 	}
+	if (udev->state == USB_STATE_SUSPENDED)
+		udev->discon_suspended = 1;
 	udev->state = USB_STATE_NOTATTACHED;
 }
 
@@ -1169,6 +1230,14 @@ void usb_disconnect(struct usb_device **pdev)
 	*pdev = NULL;
 	spin_unlock_irq(&device_state_lock);
 
+	/* Decrement the parent's count of unsuspended children */
+	if (udev->parent) {
+		usb_pm_lock(udev);
+		if (!udev->discon_suspended)
+			usb_autosuspend_device(udev->parent);
+		usb_pm_unlock(udev);
+	}
+
 	put_device(&udev->dev);
 }
 
@@ -1188,31 +1257,20 @@ static inline void show_string(struct usb_device *udev, char *id, char *string)
 
 #ifdef	CONFIG_USB_OTG
 #include "otg_whitelist.h"
+static int __usb_port_suspend(struct usb_device *, int port1);
 #endif
 
-/**
- * usb_new_device - perform initial device setup (usbcore-internal)
- * @udev: newly addressed device (in ADDRESS state)
- *
- * This is called with devices which have been enumerated, but not yet
- * configured.  The device descriptor is available, but not descriptors
- * for any device configuration.  The caller must have locked either
- * the parent hub (if udev is a normal device) or else the
- * usb_bus_list_lock (if udev is a root hub).  The parent's pointer to
- * udev has already been installed, but udev is not yet visible through
- * sysfs or other filesystem code.
- *
- * Returns 0 for success (device is configured and listed, with its
- * interfaces, in sysfs); else a negative errno value.
- *
- * This call is synchronous, and may not be used in an interrupt context.
- *
- * Only the hub driver or root-hub registrar should ever call this.
- */
-int usb_new_device(struct usb_device *udev)
+static int __usb_new_device(void *void_data)
 {
+	struct usb_device *udev = void_data;
 	int err;
 
+	/* Lock ourself into memory in order to keep a probe sequence
+	 * sleeping in a new thread from allowing us to be unloaded.
+	 */
+	if (!try_module_get(THIS_MODULE))
+		return -EINVAL;
+
 	err = usb_get_configuration(udev);
 	if (err < 0) {
 		dev_err(&udev->dev, "can't read configurations, error %d\n",
@@ -1289,8 +1347,6 @@ int usb_new_device(struct usb_device *udev)
 		 * (Includes HNP test device.)
 		 */
 		if (udev->bus->b_hnp_enable || udev->bus->is_b_host) {
-			static int __usb_port_suspend(struct usb_device *,
-						int port1);
 			err = __usb_port_suspend(udev, udev->bus->otg_port);
 			if (err < 0)
 				dev_dbg(&udev->dev, "HNP fail, %d\n", err);
@@ -1310,13 +1366,56 @@ int usb_new_device(struct usb_device *udev)
 		goto fail;
 	}
 
-	return 0;
+	/* Increment the parent's count of unsuspended children */
+	if (udev->parent)
+		usb_autoresume_device(udev->parent);
+
+exit:
+	module_put(THIS_MODULE);
+	return err;
 
 fail:
 	usb_set_device_state(udev, USB_STATE_NOTATTACHED);
-	return err;
+	goto exit;
 }
 
+/**
+ * usb_new_device - perform initial device setup (usbcore-internal)
+ * @udev: newly addressed device (in ADDRESS state)
+ *
+ * This is called with devices which have been enumerated, but not yet
+ * configured.  The device descriptor is available, but not descriptors
+ * for any device configuration.  The caller must have locked either
+ * the parent hub (if udev is a normal device) or else the
+ * usb_bus_list_lock (if udev is a root hub).  The parent's pointer to
+ * udev has already been installed, but udev is not yet visible through
+ * sysfs or other filesystem code.
+ *
+ * The return value for this function depends on if the
+ * multithread_probe variable is set or not.  If it's set, it will
+ * return a if the probe thread was successfully created or not.  If the
+ * variable is not set, it will return if the device is configured
+ * properly or not.  interfaces, in sysfs); else a negative errno value.
+ *
+ * This call is synchronous, and may not be used in an interrupt context.
+ *
+ * Only the hub driver or root-hub registrar should ever call this.
+ */
+int usb_new_device(struct usb_device *udev)
+{
+	struct task_struct *probe_task;
+	int ret = 0;
+
+	if (multithread_probe) {
+		probe_task = kthread_run(__usb_new_device, udev,
+					 "usb-probe-%s", udev->devnum);
+		if (IS_ERR(probe_task))
+			ret = PTR_ERR(probe_task);
+	} else
+		ret = __usb_new_device(udev);
+
+	return ret;
+}
 
 static int hub_port_status(struct usb_hub *hub, int port1,
 			       u16 *status, u16 *change)
@@ -1324,10 +1423,12 @@ static int hub_port_status(struct usb_hub *hub, int port1,
 	int ret;
 
 	ret = get_port_status(hub->hdev, port1, &hub->status->port);
-	if (ret < 0)
+	if (ret < 4) {
 		dev_err (hub->intfdev,
 			"%s failed (err = %d)\n", __FUNCTION__, ret);
-	else {
+		if (ret >= 0)
+			ret = -EIO;
+	} else {
 		*status = le16_to_cpu(hub->status->port.wPortStatus);
 		*change = le16_to_cpu(hub->status->port.wPortChange); 
 		ret = 0;
@@ -1675,6 +1776,12 @@ static int
 hub_port_resume(struct usb_hub *hub, int port1, struct usb_device *udev)
 {
 	int	status;
+	u16	portchange, portstatus;
+
+	/* Skip the initial Clear-Suspend step for a remote wakeup */
+	status = hub_port_status(hub, port1, &portstatus, &portchange);
+	if (status == 0 && !(portstatus & USB_PORT_STAT_SUSPEND))
+		goto SuspendCleared;
 
 	// dev_dbg(hub->intfdev, "resume port %d\n", port1);
 
@@ -1688,9 +1795,6 @@ hub_port_resume(struct usb_hub *hub, int port1, struct usb_device *udev)
 			"can't resume port %d, status %d\n",
 			port1, status);
 	} else {
-		u16		devstatus;
-		u16		portchange;
-
 		/* drive resume for at least 20 msec */
 		if (udev)
 			dev_dbg(&udev->dev, "usb %sresume\n",
@@ -1705,16 +1809,15 @@ hub_port_resume(struct usb_hub *hub, int port1, struct usb_device *udev)
 		 * stop resume signaling.  Then finish the resume
 		 * sequence.
 		 */
-		devstatus = portchange = 0;
-		status = hub_port_status(hub, port1,
-				&devstatus, &portchange);
+		status = hub_port_status(hub, port1, &portstatus, &portchange);
+SuspendCleared:
 		if (status < 0
-				|| (devstatus & LIVE_FLAGS) != LIVE_FLAGS
-				|| (devstatus & USB_PORT_STAT_SUSPEND) != 0
+				|| (portstatus & LIVE_FLAGS) != LIVE_FLAGS
+				|| (portstatus & USB_PORT_STAT_SUSPEND) != 0
 				) {
 			dev_dbg(hub->intfdev,
 				"port %d status %04x.%04x after resume, %d\n",
-				port1, portchange, devstatus, status);
+				port1, portchange, portstatus, status);
 			if (status >= 0)
 				status = -ENODEV;
 		} else {
@@ -1775,23 +1878,16 @@ static int remote_wakeup(struct usb_device *udev)
 {
 	int	status = 0;
 
-	/* All this just to avoid sending a port-resume message
-	 * to the parent hub! */
-
 	usb_lock_device(udev);
-	usb_pm_lock(udev);
 	if (udev->state == USB_STATE_SUSPENDED) {
 		dev_dbg(&udev->dev, "usb %sresume\n", "wakeup-");
-		/* TRSMRCY = 10 msec */
-		msleep(10);
-		status = finish_port_resume(udev);
+		status = usb_autoresume_device(udev);
+
+		/* Give the interface drivers a chance to do something,
+		 * then autosuspend the device again. */
 		if (status == 0)
-			udev->dev.power.power_state.event = PM_EVENT_ON;
+			usb_autosuspend_device(udev);
 	}
-	usb_pm_unlock(udev);
-
-	if (status == 0)
-		usb_autoresume_device(udev, 0);
 	usb_unlock_device(udev);
 	return status;
 }
@@ -1855,6 +1951,8 @@ static int hub_suspend(struct usb_interface *intf, pm_message_t msg)
 		}
 	}
 
+	dev_dbg(&intf->dev, "%s\n", __FUNCTION__);
+
 	/* "global suspend" of the downstream HC-to-USB interface */
 	if (!hdev->parent) {
 		struct usb_bus	*bus = hdev->bus;
@@ -1877,10 +1975,12 @@ static int hub_suspend(struct usb_interface *intf, pm_message_t msg)
 
 static int hub_resume(struct usb_interface *intf)
 {
-	struct usb_device	*hdev = interface_to_usbdev(intf);
 	struct usb_hub		*hub = usb_get_intfdata (intf);
+	struct usb_device	*hdev = hub->hdev;
 	int			status;
 
+	dev_dbg(&intf->dev, "%s\n", __FUNCTION__);
+
 	/* "global resume" of the downstream HC-to-USB interface */
 	if (!hdev->parent) {
 		struct usb_bus	*bus = hdev->bus;
@@ -1919,7 +2019,6 @@ void usb_resume_root_hub(struct usb_device *hdev)
 {
 	struct usb_hub *hub = hdev_to_hub(hdev);
 
-	hub->resume_root_hub = 1;
 	kick_khubd(hub);
 }
 
@@ -2556,16 +2655,13 @@ static void hub_events(void)
 		intf = to_usb_interface(hub->intfdev);
 		hub_dev = &intf->dev;
 
-		i = hub->resume_root_hub;
-
-		dev_dbg(hub_dev, "state %d ports %d chg %04x evt %04x%s\n",
+		dev_dbg(hub_dev, "state %d ports %d chg %04x evt %04x\n",
 				hdev->state, hub->descriptor
 					? hub->descriptor->bNbrPorts
 					: 0,
 				/* NOTE: expects max 15 ports... */
 				(u16) hub->change_bits[0],
-				(u16) hub->event_bits[0],
-				i ? ", resume root" : "");
+				(u16) hub->event_bits[0]);
 
 		usb_get_intf(intf);
 		spin_unlock_irq(&hub_event_lock);
@@ -2586,16 +2682,16 @@ static void hub_events(void)
 			goto loop;
 		}
 
-		/* Is this is a root hub wanting to reactivate the downstream
-		 * ports?  If so, be sure the interface resumes even if its
-		 * stub "device" node was never suspended.
-		 */
-		if (i)
-			usb_autoresume_device(hdev, 0);
+		/* Autoresume */
+		ret = usb_autopm_get_interface(intf);
+		if (ret) {
+			dev_dbg(hub_dev, "Can't autoresume: %d\n", ret);
+			goto loop;
+		}
 
-		/* If this is an inactive or suspended hub, do nothing */
+		/* If this is an inactive hub, do nothing */
 		if (hub->quiescing)
-			goto loop;
+			goto loop_autopm;
 
 		if (hub->error) {
 			dev_dbg (hub_dev, "resetting for error %d\n",
@@ -2605,7 +2701,7 @@ static void hub_events(void)
 			if (ret) {
 				dev_dbg (hub_dev,
 					"error resetting hub: %d\n", ret);
-				goto loop;
+				goto loop_autopm;
 			}
 
 			hub->nerrors = 0;
@@ -2733,6 +2829,10 @@ static void hub_events(void)
 		if (!hdev->parent && !hub->busy_bits[0])
 			usb_enable_root_hub_irq(hdev->bus);
 
+loop_autopm:
+		/* Allow autosuspend if we're not going to run again */
+		if (list_empty(&hub->event_list))
+			usb_autopm_enable(intf);
 loop:
 		usb_unlock_device(hdev);
 		usb_put_intf(intf);
@@ -2774,6 +2874,7 @@ static struct usb_driver hub_driver = {
 	.post_reset =	hub_post_reset,
 	.ioctl =	hub_ioctl,
 	.id_table =	hub_id_table,
+	.supports_autosuspend =	1,
 };
 
 int usb_hub_init(void)
@@ -2998,7 +3099,7 @@ int usb_reset_composite_device(struct usb_device *udev,
 	}
 
 	/* Prevent autosuspend during the reset */
-	usb_autoresume_device(udev, 1);
+	usb_autoresume_device(udev);
 
 	if (iface && iface->condition != USB_INTERFACE_BINDING)
 		iface = NULL;
@@ -3041,7 +3142,7 @@ int usb_reset_composite_device(struct usb_device *udev,
 		}
 	}
 
-	usb_autosuspend_device(udev, 1);
+	usb_autosuspend_device(udev);
 	return ret;
 }
 EXPORT_SYMBOL(usb_reset_composite_device);
diff --git a/drivers/usb/core/hub.h b/drivers/usb/core/hub.h
index 0f8e82a4d480..cf9559c6c9b6 100644
--- a/drivers/usb/core/hub.h
+++ b/drivers/usb/core/hub.h
@@ -192,45 +192,4 @@ struct usb_tt_clear {
 
 extern void usb_hub_tt_clear_buffer (struct usb_device *dev, int pipe);
 
-struct usb_hub {
-	struct device		*intfdev;	/* the "interface" device */
-	struct usb_device	*hdev;
-	struct urb		*urb;		/* for interrupt polling pipe */
-
-	/* buffer for urb ... with extra space in case of babble */
-	char			(*buffer)[8];
-	dma_addr_t		buffer_dma;	/* DMA address for buffer */
-	union {
-		struct usb_hub_status	hub;
-		struct usb_port_status	port;
-	}			*status;	/* buffer for status reports */
-
-	int			error;		/* last reported error */
-	int			nerrors;	/* track consecutive errors */
-
-	struct list_head	event_list;	/* hubs w/data or errs ready */
-	unsigned long		event_bits[1];	/* status change bitmask */
-	unsigned long		change_bits[1];	/* ports with logical connect
-							status change */
-	unsigned long		busy_bits[1];	/* ports being reset or
-							resumed */
-#if USB_MAXCHILDREN > 31 /* 8*sizeof(unsigned long) - 1 */
-#error event_bits[] is too short!
-#endif
-
-	struct usb_hub_descriptor *descriptor;	/* class descriptor */
-	struct usb_tt		tt;		/* Transaction Translator */
-
-	unsigned		mA_per_port;	/* current for each child */
-
-	unsigned		limited_power:1;
-	unsigned		quiescing:1;
-	unsigned		activating:1;
-	unsigned		resume_root_hub:1;
-
-	unsigned		has_indicators:1;
-	enum hub_led_mode	indicator[USB_MAXCHILDREN];
-	struct work_struct	leds;
-};
-
 #endif /* __LINUX_HUB_H */
diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c
index fccd1952bad3..29b0fa9ff9d0 100644
--- a/drivers/usb/core/message.c
+++ b/drivers/usb/core/message.c
@@ -764,7 +764,7 @@ int usb_string(struct usb_device *dev, int index, char *buf, size_t size)
 			err = -EINVAL;
 			goto errout;
 		} else {
-			dev->have_langid = -1;
+			dev->have_langid = 1;
 			dev->string_langid = tbuf[2] | (tbuf[3]<< 8);
 				/* always use the first langid listed */
 			dev_dbg (&dev->dev, "default language 0x%04x\n",
@@ -828,10 +828,7 @@ char *usb_cache_string(struct usb_device *udev, int index)
  * Context: !in_interrupt ()
  *
  * Updates the copy of the device descriptor stored in the device structure,
- * which dedicates space for this purpose.  Note that several fields are
- * converted to the host CPU's byte order:  the USB version (bcdUSB), and
- * vendors product and version fields (idVendor, idProduct, and bcdDevice).
- * That lets device drivers compare against non-byteswapped constants.
+ * which dedicates space for this purpose.
  *
  * Not exported, only for use by the core.  If drivers really want to read
  * the device descriptor directly, they can call usb_get_descriptor() with
@@ -1401,7 +1398,7 @@ free_interfaces:
 	}
 
 	/* Wake up the device so we can send it the Set-Config request */
-	ret = usb_autoresume_device(dev, 1);
+	ret = usb_autoresume_device(dev);
 	if (ret)
 		goto free_interfaces;
 
@@ -1424,7 +1421,7 @@ free_interfaces:
 	dev->actconfig = cp;
 	if (!cp) {
 		usb_set_device_state(dev, USB_STATE_ADDRESS);
-		usb_autosuspend_device(dev, 1);
+		usb_autosuspend_device(dev);
 		goto free_interfaces;
 	}
 	usb_set_device_state(dev, USB_STATE_CONFIGURED);
@@ -1493,7 +1490,7 @@ free_interfaces:
 		usb_create_sysfs_intf_files (intf);
 	}
 
-	usb_autosuspend_device(dev, 1);
+	usb_autosuspend_device(dev);
 	return 0;
 }
 
diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c
index 467cb02832f3..81cb52564e68 100644
--- a/drivers/usb/core/usb.c
+++ b/drivers/usb/core/usb.c
@@ -200,13 +200,6 @@ static void ksuspend_usb_cleanup(void)
 	destroy_workqueue(ksuspend_usb_wq);
 }
 
-#else
-
-#define ksuspend_usb_init()	0
-#define ksuspend_usb_cleanup()	do {} while (0)
-
-#endif
-
 #ifdef	CONFIG_USB_SUSPEND
 
 /* usb_autosuspend_work - callback routine to autosuspend a USB device */
@@ -225,7 +218,14 @@ static void usb_autosuspend_work(void *_udev)
 static void usb_autosuspend_work(void *_udev)
 {}
 
-#endif
+#endif	/* CONFIG_USB_SUSPEND */
+
+#else
+
+#define ksuspend_usb_init()	0
+#define ksuspend_usb_cleanup()	do {} while (0)
+
+#endif	/* CONFIG_PM */
 
 /**
  * usb_alloc_dev - usb device constructor (usbcore-internal)
@@ -537,138 +537,6 @@ int usb_get_current_frame_number(struct usb_device *dev)
 	return usb_hcd_get_frame_number (dev);
 }
 
-/**
- * usb_endpoint_dir_in - check if the endpoint has IN direction
- * @epd: endpoint to be checked
- *
- * Returns true if the endpoint is of type IN, otherwise it returns false.
- */
-int usb_endpoint_dir_in(const struct usb_endpoint_descriptor *epd)
-{
-	return ((epd->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_IN);
-}
-
-/**
- * usb_endpoint_dir_out - check if the endpoint has OUT direction
- * @epd: endpoint to be checked
- *
- * Returns true if the endpoint is of type OUT, otherwise it returns false.
- */
-int usb_endpoint_dir_out(const struct usb_endpoint_descriptor *epd)
-{
-	return ((epd->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_OUT);
-}
-
-/**
- * usb_endpoint_xfer_bulk - check if the endpoint has bulk transfer type
- * @epd: endpoint to be checked
- *
- * Returns true if the endpoint is of type bulk, otherwise it returns false.
- */
-int usb_endpoint_xfer_bulk(const struct usb_endpoint_descriptor *epd)
-{
-	return ((epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) ==
-		USB_ENDPOINT_XFER_BULK);
-}
-
-/**
- * usb_endpoint_xfer_int - check if the endpoint has interrupt transfer type
- * @epd: endpoint to be checked
- *
- * Returns true if the endpoint is of type interrupt, otherwise it returns
- * false.
- */
-int usb_endpoint_xfer_int(const struct usb_endpoint_descriptor *epd)
-{
-	return ((epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) ==
-		USB_ENDPOINT_XFER_INT);
-}
-
-/**
- * usb_endpoint_xfer_isoc - check if the endpoint has isochronous transfer type
- * @epd: endpoint to be checked
- *
- * Returns true if the endpoint is of type isochronous, otherwise it returns
- * false.
- */
-int usb_endpoint_xfer_isoc(const struct usb_endpoint_descriptor *epd)
-{
-	return ((epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) ==
-		USB_ENDPOINT_XFER_ISOC);
-}
-
-/**
- * usb_endpoint_is_bulk_in - check if the endpoint is bulk IN
- * @epd: endpoint to be checked
- *
- * Returns true if the endpoint has bulk transfer type and IN direction,
- * otherwise it returns false.
- */
-int usb_endpoint_is_bulk_in(const struct usb_endpoint_descriptor *epd)
-{
-	return (usb_endpoint_xfer_bulk(epd) && usb_endpoint_dir_in(epd));
-}
-
-/**
- * usb_endpoint_is_bulk_out - check if the endpoint is bulk OUT
- * @epd: endpoint to be checked
- *
- * Returns true if the endpoint has bulk transfer type and OUT direction,
- * otherwise it returns false.
- */
-int usb_endpoint_is_bulk_out(const struct usb_endpoint_descriptor *epd)
-{
-	return (usb_endpoint_xfer_bulk(epd) && usb_endpoint_dir_out(epd));
-}
-
-/**
- * usb_endpoint_is_int_in - check if the endpoint is interrupt IN
- * @epd: endpoint to be checked
- *
- * Returns true if the endpoint has interrupt transfer type and IN direction,
- * otherwise it returns false.
- */
-int usb_endpoint_is_int_in(const struct usb_endpoint_descriptor *epd)
-{
-	return (usb_endpoint_xfer_int(epd) && usb_endpoint_dir_in(epd));
-}
-
-/**
- * usb_endpoint_is_int_out - check if the endpoint is interrupt OUT
- * @epd: endpoint to be checked
- *
- * Returns true if the endpoint has interrupt transfer type and OUT direction,
- * otherwise it returns false.
- */
-int usb_endpoint_is_int_out(const struct usb_endpoint_descriptor *epd)
-{
-	return (usb_endpoint_xfer_int(epd) && usb_endpoint_dir_out(epd));
-}
-
-/**
- * usb_endpoint_is_isoc_in - check if the endpoint is isochronous IN
- * @epd: endpoint to be checked
- *
- * Returns true if the endpoint has isochronous transfer type and IN direction,
- * otherwise it returns false.
- */
-int usb_endpoint_is_isoc_in(const struct usb_endpoint_descriptor *epd)
-{
-	return (usb_endpoint_xfer_isoc(epd) && usb_endpoint_dir_in(epd));
-}
-
-/**
- * usb_endpoint_is_isoc_out - check if the endpoint is isochronous OUT
- * @epd: endpoint to be checked
- *
- * Returns true if the endpoint has isochronous transfer type and OUT direction,
- * otherwise it returns false.
- */
-int usb_endpoint_is_isoc_out(const struct usb_endpoint_descriptor *epd)
-{
-	return (usb_endpoint_xfer_isoc(epd) && usb_endpoint_dir_out(epd));
-}
-
 /*-------------------------------------------------------------------*/
 /*
  * __usb_get_extra_descriptor() finds a descriptor of specific type in the
@@ -1102,18 +970,6 @@ EXPORT_SYMBOL(__usb_get_extra_descriptor);
 EXPORT_SYMBOL(usb_find_device);
 EXPORT_SYMBOL(usb_get_current_frame_number);
 
-EXPORT_SYMBOL_GPL(usb_endpoint_dir_in);
-EXPORT_SYMBOL_GPL(usb_endpoint_dir_out);
-EXPORT_SYMBOL_GPL(usb_endpoint_xfer_bulk);
-EXPORT_SYMBOL_GPL(usb_endpoint_xfer_int);
-EXPORT_SYMBOL_GPL(usb_endpoint_xfer_isoc);
-EXPORT_SYMBOL_GPL(usb_endpoint_is_bulk_in);
-EXPORT_SYMBOL_GPL(usb_endpoint_is_bulk_out);
-EXPORT_SYMBOL_GPL(usb_endpoint_is_int_in);
-EXPORT_SYMBOL_GPL(usb_endpoint_is_int_out);
-EXPORT_SYMBOL_GPL(usb_endpoint_is_isoc_in);
-EXPORT_SYMBOL_GPL(usb_endpoint_is_isoc_out);
-
 EXPORT_SYMBOL (usb_buffer_alloc);
 EXPORT_SYMBOL (usb_buffer_free);
 
diff --git a/drivers/usb/core/usb.h b/drivers/usb/core/usb.h
index 13322e33f912..17830a81be14 100644
--- a/drivers/usb/core/usb.h
+++ b/drivers/usb/core/usb.h
@@ -64,14 +64,13 @@ static inline void usb_pm_unlock(struct usb_device *udev) {}
 
 #define USB_AUTOSUSPEND_DELAY	(HZ*2)
 
-extern void usb_autosuspend_device(struct usb_device *udev, int dec_busy_cnt);
-extern int usb_autoresume_device(struct usb_device *udev, int inc_busy_cnt);
+extern void usb_autosuspend_device(struct usb_device *udev);
+extern int usb_autoresume_device(struct usb_device *udev);
 
 #else
 
-#define usb_autosuspend_device(udev, dec_busy_cnt)	do {} while (0)
-static inline int usb_autoresume_device(struct usb_device *udev,
-		int inc_busy_cnt)
+#define usb_autosuspend_device(udev)	do {} while (0)
+static inline int usb_autoresume_device(struct usb_device *udev)
 {
 	return 0;
 }
diff --git a/drivers/usb/gadget/ether.c b/drivers/usb/gadget/ether.c
index 1c17d26d03b8..3bd1dfe565c1 100644
--- a/drivers/usb/gadget/ether.c
+++ b/drivers/usb/gadget/ether.c
@@ -1894,13 +1894,13 @@ static int eth_start_xmit (struct sk_buff *skb, struct net_device *net)
 	if (!eth_is_promisc (dev)) {
 		u8		*dest = skb->data;
 
-		if (dest [0] & 0x01) {
+		if (is_multicast_ether_addr(dest)) {
 			u16	type;
 
 			/* ignores USB_CDC_PACKET_TYPE_MULTICAST and host
 			 * SET_ETHERNET_MULTICAST_FILTERS requests
 			 */
-			if (memcmp (dest, net->broadcast, ETH_ALEN) == 0)
+			if (is_broadcast_ether_addr(dest))
 				type = USB_CDC_PACKET_TYPE_BROADCAST;
 			else
 				type = USB_CDC_PACKET_TYPE_ALL_MULTICAST;
diff --git a/drivers/usb/gadget/lh7a40x_udc.c b/drivers/usb/gadget/lh7a40x_udc.c
index 179259664c18..4a991564a03e 100644
--- a/drivers/usb/gadget/lh7a40x_udc.c
+++ b/drivers/usb/gadget/lh7a40x_udc.c
@@ -83,7 +83,6 @@ static int lh7a40x_queue(struct usb_ep *ep, struct usb_request *, gfp_t);
 static int lh7a40x_dequeue(struct usb_ep *ep, struct usb_request *);
 static int lh7a40x_set_halt(struct usb_ep *ep, int);
 static int lh7a40x_fifo_status(struct usb_ep *ep);
-static int lh7a40x_fifo_status(struct usb_ep *ep);
 static void lh7a40x_fifo_flush(struct usb_ep *ep);
 static void lh7a40x_ep0_kick(struct lh7a40x_udc *dev, struct lh7a40x_ep *ep);
 static void lh7a40x_handle_ep0(struct lh7a40x_udc *dev, u32 intr);
diff --git a/drivers/usb/gadget/net2280.c b/drivers/usb/gadget/net2280.c
index d954daa8e9e0..0b590831582c 100644
--- a/drivers/usb/gadget/net2280.c
+++ b/drivers/usb/gadget/net2280.c
@@ -1040,6 +1040,7 @@ net2280_queue (struct usb_ep *_ep, struct usb_request *_req, gfp_t gfp_flags)
 
 	} /* else the irq handler advances the queue. */
 
+	ep->responded = 1;
 	if (req)
 		list_add_tail (&req->queue, &ep->queue);
 done:
@@ -1774,8 +1775,8 @@ static DEVICE_ATTR (queues, S_IRUGO, show_queues, NULL);
 
 #else
 
-#define device_create_file(a,b)	do {} while (0)
-#define device_remove_file	device_create_file
+#define device_create_file(a,b)	(0)
+#define device_remove_file(a,b)	do { } while (0)
 
 #endif
 
@@ -2044,8 +2045,10 @@ int usb_gadget_register_driver (struct usb_gadget_driver *driver)
 		return retval;
 	}
 
-	device_create_file (&dev->pdev->dev, &dev_attr_function);
-	device_create_file (&dev->pdev->dev, &dev_attr_queues);
+	retval = device_create_file (&dev->pdev->dev, &dev_attr_function);
+	if (retval) goto err_unbind;
+	retval = device_create_file (&dev->pdev->dev, &dev_attr_queues);
+	if (retval) goto err_func;
 
 	/* ... then enable host detection and ep0; and we're ready
 	 * for set_configuration as well as eventual disconnect.
@@ -2060,6 +2063,14 @@ int usb_gadget_register_driver (struct usb_gadget_driver *driver)
 
 	/* pci writes may still be posted */
 	return 0;
+
+err_func:
+	device_remove_file (&dev->pdev->dev, &dev_attr_function);
+err_unbind:
+	driver->unbind (&dev->gadget);
+	dev->gadget.dev.driver = NULL;
+	dev->driver = NULL;
+	return retval;
 }
 EXPORT_SYMBOL (usb_gadget_register_driver);
 
@@ -2178,7 +2189,8 @@ static void handle_ep_small (struct net2280_ep *ep)
 					ep->stopped = 1;
 					set_halt (ep);
 					mode = 2;
-				} else if (!req && !ep->stopped)
+				} else if (ep->responded &&
+						!req && !ep->stopped)
 					write_fifo (ep, NULL);
 			}
 		} else {
@@ -2193,7 +2205,7 @@ static void handle_ep_small (struct net2280_ep *ep)
 			} else if (((t & (1 << DATA_OUT_PING_TOKEN_INTERRUPT))
 					&& req
 					&& req->req.actual == req->req.length)
-					|| !req) {
+					|| (ep->responded && !req)) {
 				ep->dev->protocol_stall = 1;
 				set_halt (ep);
 				ep->stopped = 1;
@@ -2459,6 +2471,7 @@ static void handle_stat0_irqs (struct net2280 *dev, u32 stat)
 		/* we made the hardware handle most lowlevel requests;
 		 * everything else goes uplevel to the gadget code.
 		 */
+		ep->responded = 1;
 		switch (u.r.bRequest) {
 		case USB_REQ_GET_STATUS: {
 			struct net2280_ep	*e;
@@ -2527,6 +2540,7 @@ delegate:
 				u.r.bRequestType, u.r.bRequest,
 				w_value, w_index, w_length,
 				readl (&ep->regs->ep_cfg));
+			ep->responded = 0;
 			spin_unlock (&dev->lock);
 			tmp = dev->driver->setup (&dev->gadget, &u.r);
 			spin_lock (&dev->lock);
@@ -2974,8 +2988,10 @@ static int net2280_probe (struct pci_dev *pdev, const struct pci_device_id *id)
 				: "disabled");
 	the_controller = dev;
 
-	device_register (&dev->gadget.dev);
-	device_create_file (&pdev->dev, &dev_attr_registers);
+	retval = device_register (&dev->gadget.dev);
+	if (retval) goto done;
+	retval = device_create_file (&pdev->dev, &dev_attr_registers);
+	if (retval) goto done;
 
 	return 0;
 
diff --git a/drivers/usb/gadget/net2280.h b/drivers/usb/gadget/net2280.h
index 957d6df34015..44ca139983d8 100644
--- a/drivers/usb/gadget/net2280.h
+++ b/drivers/usb/gadget/net2280.h
@@ -110,7 +110,8 @@ struct net2280_ep {
 						out_overflow : 1,
 						stopped : 1,
 						is_in : 1,
-						is_iso : 1;
+						is_iso : 1,
+						responded : 1;
 };
 
 static inline void allow_status (struct net2280_ep *ep)
diff --git a/drivers/usb/gadget/pxa2xx_udc.c b/drivers/usb/gadget/pxa2xx_udc.c
index f42c00ef0bca..1ed506e95985 100644
--- a/drivers/usb/gadget/pxa2xx_udc.c
+++ b/drivers/usb/gadget/pxa2xx_udc.c
@@ -43,11 +43,11 @@
 #include <linux/mm.h>
 #include <linux/platform_device.h>
 #include <linux/dma-mapping.h>
+#include <linux/irq.h>
 
 #include <asm/byteorder.h>
 #include <asm/dma.h>
 #include <asm/io.h>
-#include <asm/irq.h>
 #include <asm/system.h>
 #include <asm/mach-types.h>
 #include <asm/unaligned.h>
@@ -2472,6 +2472,7 @@ static struct pxa2xx_udc memory = {
 #define PXA210_B1		0x00000123
 #define PXA210_B0		0x00000122
 #define IXP425_A0		0x000001c1
+#define IXP425_B0		0x000001f1
 #define IXP465_AD		0x00000200
 
 /*
@@ -2509,6 +2510,7 @@ static int __init pxa2xx_udc_probe(struct platform_device *pdev)
 		break;
 #elif	defined(CONFIG_ARCH_IXP4XX)
 	case IXP425_A0:
+	case IXP425_B0:
 	case IXP465_AD:
 		dev->has_cfr = 1;
 		out_dma = 0;
diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
index cf10cbc98f80..cc60759083bf 100644
--- a/drivers/usb/host/Kconfig
+++ b/drivers/usb/host/Kconfig
@@ -153,7 +153,7 @@ config USB_U132_HCD
 	  adapter will *NOT* work with PC cards that do not contain an OHCI
 	  controller.
 
-	  For those PC cards that contain multiple OHCI controllers only ther
+	  For those PC cards that contain multiple OHCI controllers only the
 	  first one is used.
 
 	  The driver consists of two modules, the "ftdi-elan" module is a
diff --git a/drivers/usb/host/ehci-dbg.c b/drivers/usb/host/ehci-dbg.c
index 23b95b2bfe15..34b7a31cd85b 100644
--- a/drivers/usb/host/ehci-dbg.c
+++ b/drivers/usb/host/ehci-dbg.c
@@ -754,7 +754,9 @@ show_registers (struct class_device *class_dev, char *buf)
 	}
 
 	if (ehci->reclaim) {
-		temp = scnprintf (next, size, "reclaim qh %p\n", ehci->reclaim);
+		temp = scnprintf (next, size, "reclaim qh %p%s\n",
+				ehci->reclaim,
+				ehci->reclaim_ready ? " ready" : "");
 		size -= temp;
 		next += temp;
 	}
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index aac6ec5dd7cf..025d33313681 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -111,7 +111,7 @@ static const char	hcd_name [] = "ehci_hcd";
 #define	EHCI_TUNE_MULT_TT	1
 #define	EHCI_TUNE_FLS		2	/* (small) 256 frame schedule */
 
-#define EHCI_IAA_MSECS		10		/* arbitrary */
+#define EHCI_IAA_JIFFIES	(HZ/100)	/* arbitrary; ~10 msec */
 #define EHCI_IO_JIFFIES		(HZ/10)		/* io watchdog > irq_thresh */
 #define EHCI_ASYNC_JIFFIES	(HZ/20)		/* async idle timeout */
 #define EHCI_SHRINK_JIFFIES	(HZ/200)	/* async qh unlink delay */
@@ -126,6 +126,11 @@ static unsigned park = 0;
 module_param (park, uint, S_IRUGO);
 MODULE_PARM_DESC (park, "park setting; 1-3 back-to-back async packets");
 
+/* for flakey hardware, ignore overcurrent indicators */
+static int ignore_oc = 0;
+module_param (ignore_oc, bool, S_IRUGO);
+MODULE_PARM_DESC (ignore_oc, "ignore bogus hardware overcurrent indications");
+
 #define	INTR_MASK (STS_IAA | STS_FATAL | STS_PCD | STS_ERR | STS_INT)
 
 /*-------------------------------------------------------------------------*/
@@ -254,7 +259,6 @@ static void ehci_quiesce (struct ehci_hcd *ehci)
 
 /*-------------------------------------------------------------------------*/
 
-static void end_unlink_async (struct ehci_hcd *ehci);
 static void ehci_work(struct ehci_hcd *ehci);
 
 #include "ehci-hub.c"
@@ -264,37 +268,25 @@ static void ehci_work(struct ehci_hcd *ehci);
 
 /*-------------------------------------------------------------------------*/
 
-static void ehci_iaa_watchdog (unsigned long param)
+static void ehci_watchdog (unsigned long param)
 {
 	struct ehci_hcd		*ehci = (struct ehci_hcd *) param;
 	unsigned long		flags;
-	u32			status;
 
 	spin_lock_irqsave (&ehci->lock, flags);
-	WARN_ON(!ehci->reclaim);
 
-	/* lost IAA irqs wedge things badly; seen first with a vt8235 */
+	/* lost IAA irqs wedge things badly; seen with a vt8235 */
 	if (ehci->reclaim) {
-		status = readl (&ehci->regs->status);
+		u32		status = readl (&ehci->regs->status);
 		if (status & STS_IAA) {
 			ehci_vdbg (ehci, "lost IAA\n");
 			COUNT (ehci->stats.lost_iaa);
 			writel (STS_IAA, &ehci->regs->status);
-			end_unlink_async (ehci);
+			ehci->reclaim_ready = 1;
 		}
 	}
 
-	spin_unlock_irqrestore (&ehci->lock, flags);
-}
-
-static void ehci_watchdog (unsigned long param)
-{
-	struct ehci_hcd		*ehci = (struct ehci_hcd *) param;
-	unsigned long		flags;
-
-	spin_lock_irqsave (&ehci->lock, flags);
-
-	/* stop async processing after it's idled a bit */
+ 	/* stop async processing after it's idled a bit */
 	if (test_bit (TIMER_ASYNC_OFF, &ehci->actions))
 		start_unlink_async (ehci, ehci->async);
 
@@ -345,6 +337,8 @@ static void ehci_port_power (struct ehci_hcd *ehci, int is_on)
 static void ehci_work (struct ehci_hcd *ehci)
 {
 	timer_action_done (ehci, TIMER_IO_WATCHDOG);
+	if (ehci->reclaim_ready)
+		end_unlink_async (ehci);
 
 	/* another CPU may drop ehci->lock during a schedule scan while
 	 * it reports urb completions.  this flag guards against bogus
@@ -379,7 +373,6 @@ static void ehci_stop (struct usb_hcd *hcd)
 
 	/* no more interrupts ... */
 	del_timer_sync (&ehci->watchdog);
-	del_timer_sync (&ehci->iaa_watchdog);
 
 	spin_lock_irq(&ehci->lock);
 	if (HC_IS_RUNNING (hcd->state))
@@ -426,10 +419,6 @@ static int ehci_init(struct usb_hcd *hcd)
 	ehci->watchdog.function = ehci_watchdog;
 	ehci->watchdog.data = (unsigned long) ehci;
 
-	init_timer(&ehci->iaa_watchdog);
-	ehci->iaa_watchdog.function = ehci_iaa_watchdog;
-	ehci->iaa_watchdog.data = (unsigned long) ehci;
-
 	/*
 	 * hw default: 1K periodic list heads, one per frame.
 	 * periodic_size can shrink by USBCMD update if hcc_params allows.
@@ -446,6 +435,7 @@ static int ehci_init(struct usb_hcd *hcd)
 		ehci->i_thresh = 2 + HCC_ISOC_THRES(hcc_params);
 
 	ehci->reclaim = NULL;
+	ehci->reclaim_ready = 0;
 	ehci->next_uframe = -1;
 
 	/*
@@ -556,9 +546,10 @@ static int ehci_run (struct usb_hcd *hcd)
 
 	temp = HC_VERSION(readl (&ehci->caps->hc_capbase));
 	ehci_info (ehci,
-		"USB %x.%x started, EHCI %x.%02x, driver %s\n",
+		"USB %x.%x started, EHCI %x.%02x, driver %s%s\n",
 		((ehci->sbrn & 0xf0)>>4), (ehci->sbrn & 0x0f),
-		temp >> 8, temp & 0xff, DRIVER_VERSION);
+		temp >> 8, temp & 0xff, DRIVER_VERSION,
+		ignore_oc ? ", overcurrent ignored" : "");
 
 	writel (INTR_MASK, &ehci->regs->intr_enable); /* Turn On Interrupts */
 
@@ -619,7 +610,7 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd)
 	/* complete the unlinking of some qh [4.15.2.3] */
 	if (status & STS_IAA) {
 		COUNT (ehci->stats.reclaim);
-		end_unlink_async (ehci);
+		ehci->reclaim_ready = 1;
 		bh = 1;
 	}
 
@@ -628,9 +619,8 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd)
 		unsigned	i = HCS_N_PORTS (ehci->hcs_params);
 
 		/* resume root hub? */
-		status = readl (&ehci->regs->command);
-		if (!(status & CMD_RUN))
-			writel (status | CMD_RUN, &ehci->regs->command);
+		if (!(readl(&ehci->regs->command) & CMD_RUN))
+			usb_hcd_resume_root_hub(hcd);
 
 		while (i--) {
 			int pstatus = readl (&ehci->regs->port_status [i]);
@@ -647,7 +637,6 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd)
 			 */
 			ehci->reset_done [i] = jiffies + msecs_to_jiffies (20);
 			ehci_dbg (ehci, "port %d remote wakeup\n", i + 1);
-			usb_hcd_resume_root_hub(hcd);
 		}
 	}
 
@@ -723,14 +712,10 @@ static int ehci_urb_enqueue (
 
 static void unlink_async (struct ehci_hcd *ehci, struct ehci_qh *qh)
 {
-	// BUG_ON(qh->qh_state != QH_STATE_LINKED);
-
-	/* failfast */
-	if (!HC_IS_RUNNING (ehci_to_hcd(ehci)->state))
-		end_unlink_async (ehci);
-
-	/* defer till later if busy */
-	else if (ehci->reclaim) {
+	/* if we need to use IAA and it's busy, defer */
+	if (qh->qh_state == QH_STATE_LINKED
+			&& ehci->reclaim
+			&& HC_IS_RUNNING (ehci_to_hcd(ehci)->state)) {
 		struct ehci_qh		*last;
 
 		for (last = ehci->reclaim;
@@ -740,8 +725,12 @@ static void unlink_async (struct ehci_hcd *ehci, struct ehci_qh *qh)
 		qh->qh_state = QH_STATE_UNLINK_WAIT;
 		last->reclaim = qh;
 
-	/* start IAA cycle */
-	} else
+	/* bypass IAA if the hc can't care */
+	} else if (!HC_IS_RUNNING (ehci_to_hcd(ehci)->state) && ehci->reclaim)
+		end_unlink_async (ehci);
+
+	/* something else might have unlinked the qh by now */
+	if (qh->qh_state == QH_STATE_LINKED)
 		start_unlink_async (ehci, qh);
 }
 
@@ -763,19 +752,7 @@ static int ehci_urb_dequeue (struct usb_hcd *hcd, struct urb *urb)
 		qh = (struct ehci_qh *) urb->hcpriv;
 		if (!qh)
 			break;
-		switch (qh->qh_state) {
-		case QH_STATE_LINKED:
-		case QH_STATE_COMPLETING:
-			unlink_async (ehci, qh);
-			break;
-		case QH_STATE_UNLINK:
-		case QH_STATE_UNLINK_WAIT:
-			/* already started */
-			break;
-		case QH_STATE_IDLE:
-			WARN_ON(1);
-			break;
-		}
+		unlink_async (ehci, qh);
 		break;
 
 	case PIPE_INTERRUPT:
@@ -867,7 +844,6 @@ rescan:
 		unlink_async (ehci, qh);
 		/* FALL THROUGH */
 	case QH_STATE_UNLINK:		/* wait for hw to finish? */
-	case QH_STATE_UNLINK_WAIT:
 idle_timeout:
 		spin_unlock_irqrestore (&ehci->lock, flags);
 		schedule_timeout_uninterruptible(1);
diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c
index 2012213c0a25..bfe5f307cba6 100644
--- a/drivers/usb/host/ehci-hub.c
+++ b/drivers/usb/host/ehci-hub.c
@@ -34,6 +34,7 @@ static int ehci_bus_suspend (struct usb_hcd *hcd)
 {
 	struct ehci_hcd		*ehci = hcd_to_ehci (hcd);
 	int			port;
+	int			mask;
 
 	if (time_before (jiffies, ehci->next_statechange))
 		msleep(5);
@@ -48,17 +49,28 @@ static int ehci_bus_suspend (struct usb_hcd *hcd)
 	}
 	ehci->command = readl (&ehci->regs->command);
 	if (ehci->reclaim)
-		end_unlink_async (ehci);
+		ehci->reclaim_ready = 1;
 	ehci_work(ehci);
 
-	/* suspend any active/unsuspended ports, maybe allow wakeup */
+	/* Unlike other USB host controller types, EHCI doesn't have
+	 * any notion of "global" or bus-wide suspend.  The driver has
+	 * to manually suspend all the active unsuspended ports, and
+	 * then manually resume them in the bus_resume() routine.
+	 */
+	ehci->bus_suspended = 0;
 	while (port--) {
 		u32 __iomem	*reg = &ehci->regs->port_status [port];
 		u32		t1 = readl (reg) & ~PORT_RWC_BITS;
 		u32		t2 = t1;
 
-		if ((t1 & PORT_PE) && !(t1 & PORT_OWNER))
+		/* keep track of which ports we suspend */
+		if ((t1 & PORT_PE) && !(t1 & PORT_OWNER) &&
+				!(t1 & PORT_SUSPEND)) {
 			t2 |= PORT_SUSPEND;
+			set_bit(port, &ehci->bus_suspended);
+		}
+
+		/* enable remote wakeup on all ports */
 		if (device_may_wakeup(&hcd->self.root_hub->dev))
 			t2 |= PORT_WKOC_E|PORT_WKDISC_E|PORT_WKCONN_E;
 		else
@@ -76,6 +88,13 @@ static int ehci_bus_suspend (struct usb_hcd *hcd)
 	ehci_halt (ehci);
 	hcd->state = HC_STATE_SUSPENDED;
 
+	/* allow remote wakeup */
+	mask = INTR_MASK;
+	if (!device_may_wakeup(&hcd->self.root_hub->dev))
+		mask &= ~STS_PCD;
+	writel(mask, &ehci->regs->intr_enable);
+	readl(&ehci->regs->intr_enable);
+
 	ehci->next_statechange = jiffies + msecs_to_jiffies(10);
 	spin_unlock_irq (&ehci->lock);
 	return 0;
@@ -88,7 +107,6 @@ static int ehci_bus_resume (struct usb_hcd *hcd)
 	struct ehci_hcd		*ehci = hcd_to_ehci (hcd);
 	u32			temp;
 	int			i;
-	int			intr_enable;
 
 	if (time_before (jiffies, ehci->next_statechange))
 		msleep(5);
@@ -100,31 +118,30 @@ static int ehci_bus_resume (struct usb_hcd *hcd)
 	 * the last user of the controller, not reset/pm hardware keeping
 	 * state we gave to it.
 	 */
+	temp = readl(&ehci->regs->intr_enable);
+	ehci_dbg(ehci, "resume root hub%s\n", temp ? "" : " after power loss");
 
-	/* re-init operational registers in case we lost power */
-	if (readl (&ehci->regs->intr_enable) == 0) {
-		/* at least some APM implementations will try to deliver
-		 * IRQs right away, so delay them until we're ready.
-		 */
-		intr_enable = 1;
-		writel (0, &ehci->regs->segment);
-		writel (ehci->periodic_dma, &ehci->regs->frame_list);
-		writel ((u32)ehci->async->qh_dma, &ehci->regs->async_next);
-	} else
-		intr_enable = 0;
-	ehci_dbg(ehci, "resume root hub%s\n",
-			intr_enable ? " after power loss" : "");
+	/* at least some APM implementations will try to deliver
+	 * IRQs right away, so delay them until we're ready.
+	 */
+	writel(0, &ehci->regs->intr_enable);
+
+	/* re-init operational registers */
+	writel(0, &ehci->regs->segment);
+	writel(ehci->periodic_dma, &ehci->regs->frame_list);
+	writel((u32) ehci->async->qh_dma, &ehci->regs->async_next);
 
 	/* restore CMD_RUN, framelist size, and irq threshold */
 	writel (ehci->command, &ehci->regs->command);
 
-	/* take ports out of suspend */
+	/* manually resume the ports we suspended during bus_suspend() */
 	i = HCS_N_PORTS (ehci->hcs_params);
 	while (i--) {
 		temp = readl (&ehci->regs->port_status [i]);
 		temp &= ~(PORT_RWC_BITS
 			| PORT_WKOC_E | PORT_WKDISC_E | PORT_WKCONN_E);
-		if (temp & PORT_SUSPEND) {
+		if (test_bit(i, &ehci->bus_suspended) &&
+				(temp & PORT_SUSPEND)) {
 			ehci->reset_done [i] = jiffies + msecs_to_jiffies (20);
 			temp |= PORT_RESUME;
 		}
@@ -134,11 +151,12 @@ static int ehci_bus_resume (struct usb_hcd *hcd)
 	mdelay (20);
 	while (i--) {
 		temp = readl (&ehci->regs->port_status [i]);
-		if ((temp & PORT_SUSPEND) == 0)
-			continue;
-		temp &= ~(PORT_RWC_BITS | PORT_RESUME);
-		writel (temp, &ehci->regs->port_status [i]);
-		ehci_vdbg (ehci, "resumed port %d\n", i + 1);
+		if (test_bit(i, &ehci->bus_suspended) &&
+				(temp & PORT_SUSPEND)) {
+			temp &= ~(PORT_RWC_BITS | PORT_RESUME);
+			writel (temp, &ehci->regs->port_status [i]);
+			ehci_vdbg (ehci, "resumed port %d\n", i + 1);
+		}
 	}
 	(void) readl (&ehci->regs->command);
 
@@ -157,8 +175,7 @@ static int ehci_bus_resume (struct usb_hcd *hcd)
 	hcd->state = HC_STATE_RUNNING;
 
 	/* Now we can safely re-enable irqs */
-	if (intr_enable)
-		writel (INTR_MASK, &ehci->regs->intr_enable);
+	writel(INTR_MASK, &ehci->regs->intr_enable);
 
 	spin_unlock_irq (&ehci->lock);
 	return 0;
@@ -218,6 +235,7 @@ ehci_hub_status_data (struct usb_hcd *hcd, char *buf)
 {
 	struct ehci_hcd	*ehci = hcd_to_ehci (hcd);
 	u32		temp, status = 0;
+	u32		mask;
 	int		ports, i, retval = 1;
 	unsigned long	flags;
 
@@ -233,6 +251,18 @@ ehci_hub_status_data (struct usb_hcd *hcd, char *buf)
 		retval++;
 	}
 
+	/* Some boards (mostly VIA?) report bogus overcurrent indications,
+	 * causing massive log spam unless we completely ignore them.  It
+	 * may be relevant that VIA VT8235 controlers, where PORT_POWER is
+	 * always set, seem to clear PORT_OCC and PORT_CSC when writing to
+	 * PORT_POWER; that's surprising, but maybe within-spec.
+	 */
+	if (!ignore_oc)
+		mask = PORT_CSC | PORT_PEC | PORT_OCC;
+	else
+		mask = PORT_CSC | PORT_PEC;
+	// PORT_RESUME from hardware ~= PORT_STAT_C_SUSPEND
+
 	/* no hub change reports (bit 0) for now (power, ...) */
 
 	/* port N changes (bit N)? */
@@ -250,8 +280,7 @@ ehci_hub_status_data (struct usb_hcd *hcd, char *buf)
 		}
 		if (!(temp & PORT_CONNECT))
 			ehci->reset_done [i] = 0;
-		if ((temp & (PORT_CSC | PORT_PEC | PORT_OCC)) != 0
-				// PORT_STAT_C_SUSPEND?
+		if ((temp & mask) != 0
 				|| ((temp & PORT_RESUME) != 0
 					&& time_after (jiffies,
 						ehci->reset_done [i]))) {
@@ -319,6 +348,7 @@ static int ehci_hub_control (
 	u32		temp, status;
 	unsigned long	flags;
 	int		retval = 0;
+	unsigned	selector;
 
 	/*
 	 * FIXME:  support SetPortFeatures USB_PORT_FEAT_INDICATOR.
@@ -417,7 +447,7 @@ static int ehci_hub_control (
 			status |= 1 << USB_PORT_FEAT_C_CONNECTION;
 		if (temp & PORT_PEC)
 			status |= 1 << USB_PORT_FEAT_C_ENABLE;
-		if (temp & PORT_OCC)
+		if ((temp & PORT_OCC) && !ignore_oc)
 			status |= 1 << USB_PORT_FEAT_C_OVER_CURRENT;
 
 		/* whoever resumes must GetPortStatus to complete it!! */
@@ -506,6 +536,8 @@ static int ehci_hub_control (
 		}
 		break;
 	case SetPortFeature:
+		selector = wIndex >> 8;
+		wIndex &= 0xff;
 		if (!wIndex || wIndex > ports)
 			goto error;
 		wIndex--;
@@ -559,6 +591,22 @@ static int ehci_hub_control (
 			}
 			writel (temp, &ehci->regs->port_status [wIndex]);
 			break;
+
+		/* For downstream facing ports (these):  one hub port is put
+		 * into test mode according to USB2 11.24.2.13, then the hub
+		 * must be reset (which for root hub now means rmmod+modprobe,
+		 * or else system reboot).  See EHCI 2.3.9 and 4.14 for info
+		 * about the EHCI-specific stuff.
+		 */
+		case USB_PORT_FEAT_TEST:
+			if (!selector || selector > 5)
+				goto error;
+			ehci_quiesce(ehci);
+			ehci_halt(ehci);
+			temp |= selector << 16;
+			writel (temp, &ehci->regs->port_status [wIndex]);
+			break;
+
 		default:
 			goto error;
 		}
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c
index 35e3fab6fc4e..4bc7970ba3ef 100644
--- a/drivers/usb/host/ehci-pci.c
+++ b/drivers/usb/host/ehci-pci.c
@@ -257,9 +257,7 @@ static int ehci_pci_suspend(struct usb_hcd *hcd, pm_message_t message)
 static int ehci_pci_resume(struct usb_hcd *hcd)
 {
 	struct ehci_hcd		*ehci = hcd_to_ehci(hcd);
-	unsigned		port;
 	struct pci_dev		*pdev = to_pci_dev(hcd->self.controller);
-	int			retval = -EINVAL;
 
 	// maybe restore FLADJ
 
@@ -269,27 +267,19 @@ static int ehci_pci_resume(struct usb_hcd *hcd)
 	/* Mark hardware accessible again as we are out of D3 state by now */
 	set_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags);
 
-	/* If CF is clear, we lost PCI Vaux power and need to restart.  */
-	if (readl(&ehci->regs->configured_flag) != FLAG_CF)
-		goto restart;
-
-	/* If any port is suspended (or owned by the companion),
-	 * we know we can/must resume the HC (and mustn't reset it).
-	 * We just defer that to the root hub code.
+	/* If CF is still set, we maintained PCI Vaux power.
+	 * Just undo the effect of ehci_pci_suspend().
 	 */
-	for (port = HCS_N_PORTS(ehci->hcs_params); port > 0; ) {
-		u32	status;
-		port--;
-		status = readl(&ehci->regs->port_status [port]);
-		if (!(status & PORT_POWER))
-			continue;
-		if (status & (PORT_SUSPEND | PORT_RESUME | PORT_OWNER)) {
-			usb_hcd_resume_root_hub(hcd);
-			return 0;
-		}
+	if (readl(&ehci->regs->configured_flag) == FLAG_CF) {
+		int	mask = INTR_MASK;
+
+		if (!device_may_wakeup(&hcd->self.root_hub->dev))
+			mask &= ~STS_PCD;
+		writel(mask, &ehci->regs->intr_enable);
+		readl(&ehci->regs->intr_enable);
+		return 0;
 	}
 
-restart:
 	ehci_dbg(ehci, "lost power, restarting\n");
 	usb_root_hub_lost_power(hcd->self.root_hub);
 
@@ -303,17 +293,19 @@ restart:
 	/* emptying the schedule aborts any urbs */
 	spin_lock_irq(&ehci->lock);
 	if (ehci->reclaim)
-		end_unlink_async (ehci);
+		ehci->reclaim_ready = 1;
 	ehci_work(ehci);
 	spin_unlock_irq(&ehci->lock);
 
-	/* restart; khubd will disconnect devices */
-	retval = ehci_run(hcd);
-
 	/* here we "know" root ports should always stay powered */
 	ehci_port_power(ehci, 1);
 
-	return retval;
+	writel(ehci->command, &ehci->regs->command);
+	writel(FLAG_CF, &ehci->regs->configured_flag);
+	readl(&ehci->regs->command);	/* unblock posted writes */
+
+	hcd->state = HC_STATE_SUSPENDED;
+	return 0;
 }
 #endif
 
diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c
index 46327272f614..62e46dc60e86 100644
--- a/drivers/usb/host/ehci-q.c
+++ b/drivers/usb/host/ehci-q.c
@@ -967,7 +967,7 @@ static void end_unlink_async (struct ehci_hcd *ehci)
 	struct ehci_qh		*qh = ehci->reclaim;
 	struct ehci_qh		*next;
 
-	iaa_watchdog_done (ehci);
+	timer_action_done (ehci, TIMER_IAA_WATCHDOG);
 
 	// qh->hw_next = cpu_to_le32 (qh->qh_dma);
 	qh->qh_state = QH_STATE_IDLE;
@@ -977,6 +977,7 @@ static void end_unlink_async (struct ehci_hcd *ehci)
 	/* other unlink(s) may be pending (in QH_STATE_UNLINK_WAIT) */
 	next = qh->reclaim;
 	ehci->reclaim = next;
+	ehci->reclaim_ready = 0;
 	qh->reclaim = NULL;
 
 	qh_completions (ehci, qh);
@@ -1051,10 +1052,11 @@ static void start_unlink_async (struct ehci_hcd *ehci, struct ehci_qh *qh)
 		return;
 	}
 
+	ehci->reclaim_ready = 0;
 	cmd |= CMD_IAAD;
 	writel (cmd, &ehci->regs->command);
 	(void) readl (&ehci->regs->command);
-	iaa_watchdog_start (ehci);
+	timer_action (ehci, TIMER_IAA_WATCHDOG);
 }
 
 /*-------------------------------------------------------------------------*/
diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h
index 6aac39f50e07..74dbc6c8228f 100644
--- a/drivers/usb/host/ehci.h
+++ b/drivers/usb/host/ehci.h
@@ -58,6 +58,7 @@ struct ehci_hcd {			/* one per controller */
 	/* async schedule support */
 	struct ehci_qh		*async;
 	struct ehci_qh		*reclaim;
+	unsigned		reclaim_ready : 1;
 	unsigned		scanning : 1;
 
 	/* periodic schedule support */
@@ -73,6 +74,7 @@ struct ehci_hcd {			/* one per controller */
 
 	/* per root hub port */
 	unsigned long		reset_done [EHCI_MAX_ROOT_PORTS];
+	unsigned long		bus_suspended;
 
 	/* per-HC memory pools (could be per-bus, but ...) */
 	struct dma_pool		*qh_pool;	/* qh per active urb */
@@ -80,7 +82,6 @@ struct ehci_hcd {			/* one per controller */
 	struct dma_pool		*itd_pool;	/* itd per iso urb */
 	struct dma_pool		*sitd_pool;	/* sitd per split iso urb */
 
-	struct timer_list	iaa_watchdog;
 	struct timer_list	watchdog;
 	unsigned long		actions;
 	unsigned		stamp;
@@ -114,21 +115,9 @@ static inline struct usb_hcd *ehci_to_hcd (struct ehci_hcd *ehci)
 }
 
 
-static inline void
-iaa_watchdog_start (struct ehci_hcd *ehci)
-{
-	WARN_ON(timer_pending(&ehci->iaa_watchdog));
-	mod_timer (&ehci->iaa_watchdog,
-			jiffies + msecs_to_jiffies(EHCI_IAA_MSECS));
-}
-
-static inline void iaa_watchdog_done (struct ehci_hcd *ehci)
-{
-	del_timer (&ehci->iaa_watchdog);
-}
-
 enum ehci_timer_action {
 	TIMER_IO_WATCHDOG,
+	TIMER_IAA_WATCHDOG,
 	TIMER_ASYNC_SHRINK,
 	TIMER_ASYNC_OFF,
 };
@@ -146,6 +135,9 @@ timer_action (struct ehci_hcd *ehci, enum ehci_timer_action action)
 		unsigned long t;
 
 		switch (action) {
+		case TIMER_IAA_WATCHDOG:
+			t = EHCI_IAA_JIFFIES;
+			break;
 		case TIMER_IO_WATCHDOG:
 			t = EHCI_IO_JIFFIES;
 			break;
@@ -162,7 +154,8 @@ timer_action (struct ehci_hcd *ehci, enum ehci_timer_action action)
 		// async queue SHRINK often precedes IAA.  while it's ready
 		// to go OFF neither can matter, and afterwards the IO
 		// watchdog stops unless there's still periodic traffic.
-		if (time_before_eq(t, ehci->watchdog.expires)
+		if (action != TIMER_IAA_WATCHDOG
+				&& t > ehci->watchdog.expires
 				&& timer_pending (&ehci->watchdog))
 			return;
 		mod_timer (&ehci->watchdog, t);
diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index 9be6b303e784..a95275a401b1 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -715,13 +715,6 @@ static irqreturn_t ohci_irq (struct usb_hcd *hcd)
 		return IRQ_NOTMINE;
 	}
 
-	if (ints & OHCI_INTR_RHSC) {
-		ohci_vdbg (ohci, "rhsc\n");
-		ohci->next_statechange = jiffies + STATECHANGE_DELAY;
-		ohci_writel (ohci, OHCI_INTR_RHSC, &regs->intrstatus);
-		usb_hcd_poll_rh_status(hcd);
-	}
-
 	if (ints & OHCI_INTR_UE) {
 		disable (ohci);
 		ohci_err (ohci, "OHCI Unrecoverable Error, disabled\n");
@@ -731,9 +724,31 @@ static irqreturn_t ohci_irq (struct usb_hcd *hcd)
 		ohci_usb_reset (ohci);
 	}
 
-	if (ints & OHCI_INTR_RD) {
-		ohci_vdbg (ohci, "resume detect\n");
-		ohci_writel (ohci, OHCI_INTR_RD, &regs->intrstatus);
+	if (ints & OHCI_INTR_RHSC) {
+		ohci_vdbg(ohci, "rhsc\n");
+		ohci->next_statechange = jiffies + STATECHANGE_DELAY;
+		ohci_writel(ohci, OHCI_INTR_RD | OHCI_INTR_RHSC,
+				&regs->intrstatus);
+
+		/* NOTE: Vendors didn't always make the same implementation
+		 * choices for RHSC.  Many followed the spec; RHSC triggers
+		 * on an edge, like setting and maybe clearing a port status
+		 * change bit.  With others it's level-triggered, active
+		 * until khubd clears all the port status change bits.  We'll
+		 * always disable it here and rely on polling until khubd
+		 * re-enables it.
+		 */
+		ohci_writel(ohci, OHCI_INTR_RHSC, &regs->intrdisable);
+		usb_hcd_poll_rh_status(hcd);
+	}
+
+	/* For connect and disconnect events, we expect the controller
+	 * to turn on RHSC along with RD.  But for remote wakeup events
+	 * this might not happen.
+	 */
+	else if (ints & OHCI_INTR_RD) {
+		ohci_vdbg(ohci, "resume detect\n");
+		ohci_writel(ohci, OHCI_INTR_RD, &regs->intrstatus);
 		hcd->poll_rh = 1;
 		if (ohci->autostop) {
 			spin_lock (&ohci->lock);
diff --git a/drivers/usb/host/ohci-hub.c b/drivers/usb/host/ohci-hub.c
index 6f113596af66..2441642cb7b4 100644
--- a/drivers/usb/host/ohci-hub.c
+++ b/drivers/usb/host/ohci-hub.c
@@ -41,7 +41,11 @@ static void ohci_rhsc_enable (struct usb_hcd *hcd)
 {
 	struct ohci_hcd		*ohci = hcd_to_ohci (hcd);
 
-	ohci_writel (ohci, OHCI_INTR_RHSC, &ohci->regs->intrenable);
+	spin_lock_irq(&ohci->lock);
+	if (!ohci->autostop)
+		del_timer(&hcd->rh_timer);	/* Prevent next poll */
+	ohci_writel(ohci, OHCI_INTR_RHSC, &ohci->regs->intrenable);
+	spin_unlock_irq(&ohci->lock);
 }
 
 #define OHCI_SCHED_ENABLES \
@@ -50,6 +54,9 @@ static void ohci_rhsc_enable (struct usb_hcd *hcd)
 static void dl_done_list (struct ohci_hcd *);
 static void finish_unlinks (struct ohci_hcd *, u16);
 
+#ifdef	CONFIG_PM
+static int ohci_restart(struct ohci_hcd *ohci);
+
 static int ohci_rh_suspend (struct ohci_hcd *ohci, int autostop)
 __releases(ohci->lock)
 __acquires(ohci->lock)
@@ -132,8 +139,6 @@ static inline struct ed *find_head (struct ed *ed)
 	return ed;
 }
 
-static int ohci_restart (struct ohci_hcd *ohci);
-
 /* caller has locked the root hub */
 static int ohci_rh_resume (struct ohci_hcd *ohci)
 __releases(ohci->lock)
@@ -169,7 +174,8 @@ __acquires(ohci->lock)
 		break;
 	case OHCI_USB_RESUME:
 		/* HCFS changes sometime after INTR_RD */
-		ohci_info (ohci, "wakeup\n");
+		ohci_dbg(ohci, "%swakeup root hub\n",
+				autostopped ? "auto-" : "");
 		break;
 	case OHCI_USB_OPER:
 		/* this can happen after resuming a swsusp snapshot */
@@ -180,7 +186,6 @@ __acquires(ohci->lock)
 		ohci_dbg (ohci, "lost power\n");
 		status = -EBUSY;
 	}
-#ifdef	CONFIG_PM
 	if (status == -EBUSY) {
 		if (!autostopped) {
 			spin_unlock_irq (&ohci->lock);
@@ -190,25 +195,12 @@ __acquires(ohci->lock)
 		}
 		return status;
 	}
-#endif
 	if (status != -EINPROGRESS)
 		return status;
 	if (autostopped)
 		goto skip_resume;
 	spin_unlock_irq (&ohci->lock);
 
-	temp = ohci->num_ports;
-	while (temp--) {
-		u32 stat = ohci_readl (ohci,
-				       &ohci->regs->roothub.portstatus [temp]);
-
-		/* force global, not selective, resume */
-		if (!(stat & RH_PS_PSS))
-			continue;
-		ohci_writel (ohci, RH_PS_POCI,
-				&ohci->regs->roothub.portstatus [temp]);
-	}
-
 	/* Some controllers (lucent erratum) need extra-long delays */
 	msleep (20 /* usb 11.5.1.10 */ + 12 /* 32 msec counter */ + 1);
 
@@ -216,6 +208,7 @@ __acquires(ohci->lock)
 	temp &= OHCI_CTRL_HCFS;
 	if (temp != OHCI_USB_RESUME) {
 		ohci_err (ohci, "controller won't resume\n");
+		spin_lock_irq(&ohci->lock);
 		return -EBUSY;
 	}
 
@@ -295,8 +288,6 @@ skip_resume:
 	return 0;
 }
 
-#ifdef	CONFIG_PM
-
 static int ohci_bus_suspend (struct usb_hcd *hcd)
 {
 	struct ohci_hcd		*ohci = hcd_to_ohci (hcd);
@@ -334,6 +325,83 @@ static int ohci_bus_resume (struct usb_hcd *hcd)
 	return rc;
 }
 
+/* Carry out polling-, autostop-, and autoresume-related state changes */
+static int ohci_root_hub_state_changes(struct ohci_hcd *ohci, int changed,
+		int any_connected)
+{
+	int	poll_rh = 1;
+
+	switch (ohci->hc_control & OHCI_CTRL_HCFS) {
+
+	case OHCI_USB_OPER:
+		/* keep on polling until we know a device is connected
+		 * and RHSC is enabled */
+		if (!ohci->autostop) {
+			if (any_connected ||
+					!device_may_wakeup(&ohci_to_hcd(ohci)
+						->self.root_hub->dev)) {
+				if (ohci_readl(ohci, &ohci->regs->intrenable) &
+						OHCI_INTR_RHSC)
+					poll_rh = 0;
+			} else {
+				ohci->autostop = 1;
+				ohci->next_statechange = jiffies + HZ;
+			}
+
+		/* if no devices have been attached for one second, autostop */
+		} else {
+			if (changed || any_connected) {
+				ohci->autostop = 0;
+				ohci->next_statechange = jiffies +
+						STATECHANGE_DELAY;
+			} else if (time_after_eq(jiffies,
+						ohci->next_statechange)
+					&& !ohci->ed_rm_list
+					&& !(ohci->hc_control &
+						OHCI_SCHED_ENABLES)) {
+				ohci_rh_suspend(ohci, 1);
+			}
+		}
+		break;
+
+	/* if there is a port change, autostart or ask to be resumed */
+	case OHCI_USB_SUSPEND:
+	case OHCI_USB_RESUME:
+		if (changed) {
+			if (ohci->autostop)
+				ohci_rh_resume(ohci);
+			else
+				usb_hcd_resume_root_hub(ohci_to_hcd(ohci));
+		} else {
+			/* everything is idle, no need for polling */
+			poll_rh = 0;
+		}
+		break;
+	}
+	return poll_rh;
+}
+
+#else	/* CONFIG_PM */
+
+static inline int ohci_rh_resume(struct ohci_hcd *ohci)
+{
+	return 0;
+}
+
+/* Carry out polling-related state changes.
+ * autostop isn't used when CONFIG_PM is turned off.
+ */
+static int ohci_root_hub_state_changes(struct ohci_hcd *ohci, int changed,
+		int any_connected)
+{
+	int	poll_rh = 1;
+
+	/* keep on polling until RHSC is enabled */
+	if (ohci_readl(ohci, &ohci->regs->intrenable) & OHCI_INTR_RHSC)
+		poll_rh = 0;
+	return poll_rh;
+}
+
 #endif	/* CONFIG_PM */
 
 /*-------------------------------------------------------------------------*/
@@ -345,7 +413,7 @@ ohci_hub_status_data (struct usb_hcd *hcd, char *buf)
 {
 	struct ohci_hcd	*ohci = hcd_to_ohci (hcd);
 	int		i, changed = 0, length = 1;
-	int		any_connected = 0, rhsc_enabled = 1;
+	int		any_connected = 0;
 	unsigned long	flags;
 
 	spin_lock_irqsave (&ohci->lock, flags);
@@ -386,66 +454,8 @@ ohci_hub_status_data (struct usb_hcd *hcd, char *buf)
 		}
 	}
 
-	/* NOTE:  vendors didn't always make the same implementation
-	 * choices for RHSC.  Sometimes it triggers on an edge (like
-	 * setting and maybe clearing a port status change bit); and
-	 * it's level-triggered on other silicon, active until khubd
-	 * clears all active port status change bits.  If it's still
-	 * set (level-triggered) we must disable it and rely on
-	 * polling until khubd re-enables it.
-	 */
-	if (ohci_readl (ohci, &ohci->regs->intrstatus) & OHCI_INTR_RHSC) {
-		ohci_writel (ohci, OHCI_INTR_RHSC, &ohci->regs->intrdisable);
-		(void) ohci_readl (ohci, &ohci->regs->intrdisable);
-		rhsc_enabled = 0;
-	}
-	hcd->poll_rh = 1;
-
-	/* carry out appropriate state changes */
-	switch (ohci->hc_control & OHCI_CTRL_HCFS) {
-
-	case OHCI_USB_OPER:
-		/* keep on polling until we know a device is connected
-		 * and RHSC is enabled */
-		if (!ohci->autostop) {
-			if (any_connected) {
-				if (rhsc_enabled)
-					hcd->poll_rh = 0;
-			} else {
-				ohci->autostop = 1;
-				ohci->next_statechange = jiffies + HZ;
-			}
-
-		/* if no devices have been attached for one second, autostop */
-		} else {
-			if (changed || any_connected) {
-				ohci->autostop = 0;
-				ohci->next_statechange = jiffies +
-						STATECHANGE_DELAY;
-			} else if (time_after_eq (jiffies,
-						ohci->next_statechange)
-					&& !ohci->ed_rm_list
-					&& !(ohci->hc_control &
-						OHCI_SCHED_ENABLES)) {
-				ohci_rh_suspend (ohci, 1);
-			}
-		}
-		break;
-
-	/* if there is a port change, autostart or ask to be resumed */
-	case OHCI_USB_SUSPEND:
-	case OHCI_USB_RESUME:
-		if (changed) {
-			if (ohci->autostop)
-				ohci_rh_resume (ohci);
-			else
-				usb_hcd_resume_root_hub (hcd);
-		} else {
-			/* everything is idle, no need for polling */
-			hcd->poll_rh = 0;
-		}
-		break;
-	}
+	hcd->poll_rh = ohci_root_hub_state_changes(ohci, changed,
+			any_connected);
 
 done:
 	spin_unlock_irqrestore (&ohci->lock, flags);
diff --git a/drivers/usb/host/ohci-pnx4008.c b/drivers/usb/host/ohci-pnx4008.c
index 82cb22f002e7..2dbb77414905 100644
--- a/drivers/usb/host/ohci-pnx4008.c
+++ b/drivers/usb/host/ohci-pnx4008.c
@@ -262,6 +262,7 @@ static const struct hc_driver ohci_pnx4008_hc_driver = {
 	 */
 	.start = ohci_pnx4008_start,
 	.stop = ohci_stop,
+	.shutdown = ohci_shutdown,
 
 	/*
 	 * managing i/o requests and associated device resources
@@ -280,7 +281,11 @@ static const struct hc_driver ohci_pnx4008_hc_driver = {
 	 */
 	.hub_status_data = ohci_hub_status_data,
 	.hub_control = ohci_hub_control,
-
+	.hub_irq_enable = ohci_rhsc_enable,
+#ifdef	CONFIG_PM
+	.bus_suspend = ohci_bus_suspend,
+	.bus_resume = ohci_bus_resume,
+#endif
 	.start_port_reset = ohci_start_port_reset,
 };
 
@@ -410,8 +415,6 @@ static int __devinit usb_hcd_pnx4008_probe(struct platform_device *pdev)
 		goto out4;
 	}
 
-	hcd->self.hcpriv = (void *)hcd;
-
 	pnx4008_start_hc();
 	platform_set_drvdata(pdev, hcd);
 	ohci = hcd_to_ohci(hcd);
diff --git a/drivers/usb/host/u132-hcd.c b/drivers/usb/host/u132-hcd.c
index 32c635ecbf31..ef54e310bfc4 100644
--- a/drivers/usb/host/u132-hcd.c
+++ b/drivers/usb/host/u132-hcd.c
@@ -71,7 +71,7 @@ static int distrust_firmware = 1;
 module_param(distrust_firmware, bool, 0);
 MODULE_PARM_DESC(distrust_firmware, "true to distrust firmware power/overcurren"
         "t setup");
-DECLARE_WAIT_QUEUE_HEAD(u132_hcd_wait);
+static DECLARE_WAIT_QUEUE_HEAD(u132_hcd_wait);
 /*
 * u132_module_lock exists to protect access to global variables
 *
@@ -205,13 +205,9 @@ struct u132 {
         struct u132_port port[MAX_U132_PORTS];
         struct u132_endp *endp[MAX_U132_ENDPS];
 };
-int usb_ftdi_elan_read_reg(struct platform_device *pdev, u32 *data);
-int usb_ftdi_elan_read_pcimem(struct platform_device *pdev, u8 addressofs,
-        u8 width, u32 *data);
-int usb_ftdi_elan_write_pcimem(struct platform_device *pdev, u8 addressofs,
-        u8 width, u32 data);
+
 /*
-* these can not be inlines because we need the structure offset!!
+* these cannot be inlines because we need the structure offset!!
 * Does anyone have a better way?????
 */
 #define u132_read_pcimem(u132, member, data) \
@@ -3045,7 +3041,7 @@ static struct hc_driver u132_hc_driver = {
 * This function may be called by the USB core whilst the "usb_all_devices_rwsem"
 * is held for writing, thus this module must not call usb_remove_hcd()
 * synchronously - but instead should immediately stop activity to the
-* device and ansynchronously call usb_remove_hcd()
+* device and asynchronously call usb_remove_hcd()
 */
 static int __devexit u132_remove(struct platform_device *pdev)
 {
@@ -3241,7 +3237,7 @@ static int u132_resume(struct platform_device *pdev)
 #define u132_resume NULL
 #endif
 /*
-* this driver is loaded explicitely by ftdi_u132
+* this driver is loaded explicitly by ftdi_u132
 *
 * the platform_driver struct is static because it is per type of module
 */
diff --git a/drivers/usb/host/uhci-hcd.c b/drivers/usb/host/uhci-hcd.c
index 45ee6920a850..226bf3de8edd 100644
--- a/drivers/usb/host/uhci-hcd.c
+++ b/drivers/usb/host/uhci-hcd.c
@@ -40,6 +40,7 @@
 #include <linux/dma-mapping.h>
 #include <linux/usb.h>
 #include <linux/bitops.h>
+#include <linux/dmi.h>
 
 #include <asm/uaccess.h>
 #include <asm/io.h>
@@ -196,12 +197,42 @@ static int resume_detect_interrupts_are_broken(struct uhci_hcd *uhci)
 	return 0;
 }
 
+static int remote_wakeup_is_broken(struct uhci_hcd *uhci)
+{
+	static struct dmi_system_id broken_wakeup_table[] = {
+		{
+			.ident = "Asus A7V8X",
+			.matches = {
+				DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK"),
+				DMI_MATCH(DMI_BOARD_NAME, "A7V8X"),
+				DMI_MATCH(DMI_BOARD_VERSION, "REV 1.xx"),
+			}
+		},
+		{ }
+	};
+	int port;
+
+	/* One of Asus's motherboards has a bug which causes it to
+	 * wake up immediately from suspend-to-RAM if any of the ports
+	 * are connected.  In such cases we will not set EGSM.
+	 */
+	if (dmi_check_system(broken_wakeup_table)) {
+		for (port = 0; port < uhci->rh_numports; ++port) {
+			if (inw(uhci->io_addr + USBPORTSC1 + port * 2) &
+					USBPORTSC_CCS)
+				return 1;
+		}
+	}
+
+	return 0;
+}
+
 static void suspend_rh(struct uhci_hcd *uhci, enum uhci_rh_state new_state)
 __releases(uhci->lock)
 __acquires(uhci->lock)
 {
 	int auto_stop;
-	int int_enable;
+	int int_enable, egsm_enable;
 
 	auto_stop = (new_state == UHCI_RH_AUTO_STOPPED);
 	dev_dbg(&uhci_to_hcd(uhci)->self.root_hub->dev,
@@ -217,15 +248,18 @@ __acquires(uhci->lock)
 	}
 
 	/* Enable resume-detect interrupts if they work.
-	 * Then enter Global Suspend mode, still configured.
+	 * Then enter Global Suspend mode if _it_ works, still configured.
 	 */
+	egsm_enable = USBCMD_EGSM;
 	uhci->working_RD = 1;
 	int_enable = USBINTR_RESUME;
-	if (resume_detect_interrupts_are_broken(uhci)) {
+	if (remote_wakeup_is_broken(uhci))
+		egsm_enable = 0;
+	if (resume_detect_interrupts_are_broken(uhci) || !egsm_enable)
 		uhci->working_RD = int_enable = 0;
-	}
+
 	outw(int_enable, uhci->io_addr + USBINTR);
-	outw(USBCMD_EGSM | USBCMD_CF, uhci->io_addr + USBCMD);
+	outw(egsm_enable | USBCMD_CF, uhci->io_addr + USBCMD);
 	mb();
 	udelay(5);
 
diff --git a/drivers/usb/image/microtek.c b/drivers/usb/image/microtek.c
index 3038ed0700d3..8ccddf74534a 100644
--- a/drivers/usb/image/microtek.c
+++ b/drivers/usb/image/microtek.c
@@ -796,7 +796,7 @@ static int mts_usb_probe(struct usb_interface *intf,
 
 	new_desc->context.scsi_status = kmalloc(1, GFP_KERNEL);
 	if (!new_desc->context.scsi_status)
-		goto out_kfree2;
+		goto out_free_urb;
 
 	new_desc->usb_dev = dev;
 	new_desc->usb_intf = intf;
@@ -822,18 +822,20 @@ static int mts_usb_probe(struct usb_interface *intf,
 	new_desc->host = scsi_host_alloc(&mts_scsi_host_template,
 			sizeof(new_desc));
 	if (!new_desc->host)
-		goto out_free_urb;
+		goto out_kfree2;
 
 	new_desc->host->hostdata[0] = (unsigned long)new_desc;
 	if (scsi_add_host(new_desc->host, NULL)) {
 		err_retval = -EIO;
-		goto out_free_urb;
+		goto out_host_put;
 	}
 	scsi_scan_host(new_desc->host);
 
 	usb_set_intfdata(intf, new_desc);
 	return 0;
 
+ out_host_put:
+	scsi_host_put(new_desc->host);
  out_kfree2:
 	kfree(new_desc->context.scsi_status);
  out_free_urb:
diff --git a/drivers/usb/input/Kconfig b/drivers/usb/input/Kconfig
index 21cd22640080..661af7aa6236 100644
--- a/drivers/usb/input/Kconfig
+++ b/drivers/usb/input/Kconfig
@@ -221,6 +221,7 @@ config USB_TOUCHSCREEN
 	  - ITM
 	  - some other eTurboTouch
 	  - Gunze AHL61
+	  - DMC TSC-10/25
 
 	  Have a look at <http://linux.chapter7.ch/touchkit/> for
 	  a usage description and the required user-space stuff.
@@ -258,6 +259,11 @@ config USB_TOUCHSCREEN_GUNZE
 	bool "Gunze AHL61 device support" if EMBEDDED
 	depends on USB_TOUCHSCREEN
 
+config USB_TOUCHSCREEN_DMC_TSC10
+	default y
+	bool "DMC TSC-10/25 device support" if EMBEDDED
+	depends on USB_TOUCHSCREEN
+
 config USB_YEALINK
 	tristate "Yealink usb-p1k voip phone"
 	depends on USB && INPUT && EXPERIMENTAL
@@ -348,13 +354,3 @@ config USB_APPLETOUCH
 
 	  To compile this driver as a module, choose M here: the
 	  module will be called appletouch.
-
-config USB_TRANCEVIBRATOR
-	tristate "PlayStation 2 Trance Vibrator driver support"
-	depends on USB
-	help
-	  Say Y here if you want to connect a PlayStation 2 Trance Vibrator
-	  device to your computer's USB port.
-
-	  To compile this driver as a module, choose M here: the
-	  module will be called trancevibrator.
diff --git a/drivers/usb/input/Makefile b/drivers/usb/input/Makefile
index 295f459d1079..d946d5213b30 100644
--- a/drivers/usb/input/Makefile
+++ b/drivers/usb/input/Makefile
@@ -3,7 +3,7 @@
 #
 
 # Multipart objects.
-wacom-objs	:= wacom_sys.o wacom_wac.o
+wacom-objs	:= wacom_wac.o wacom_sys.o
 usbhid-objs	:= hid-core.o
 
 # Optional parts of multipart objects.
@@ -48,7 +48,6 @@ obj-$(CONFIG_USB_ACECAD)	+= acecad.o
 obj-$(CONFIG_USB_YEALINK)	+= yealink.o
 obj-$(CONFIG_USB_XPAD)		+= xpad.o
 obj-$(CONFIG_USB_APPLETOUCH)	+= appletouch.o
-obj-$(CONFIG_USB_TRANCEVIBRATOR)	+= trancevibrator.o
 
 ifeq ($(CONFIG_USB_DEBUG),y)
 EXTRA_CFLAGS += -DDEBUG
diff --git a/drivers/usb/input/ati_remote.c b/drivers/usb/input/ati_remote.c
index f659f3028ad2..ff23318dc301 100644
--- a/drivers/usb/input/ati_remote.c
+++ b/drivers/usb/input/ati_remote.c
@@ -630,19 +630,14 @@ static int ati_remote_alloc_buffers(struct usb_device *udev,
  */
 static void ati_remote_free_buffers(struct ati_remote *ati_remote)
 {
-	if (ati_remote->irq_urb)
-		usb_free_urb(ati_remote->irq_urb);
+	usb_free_urb(ati_remote->irq_urb);
+	usb_free_urb(ati_remote->out_urb);
 
-	if (ati_remote->out_urb)
-		usb_free_urb(ati_remote->out_urb);
+	usb_buffer_free(ati_remote->udev, DATA_BUFSIZE,
+		ati_remote->inbuf, ati_remote->inbuf_dma);
 
-	if (ati_remote->inbuf)
-		usb_buffer_free(ati_remote->udev, DATA_BUFSIZE,
-				ati_remote->inbuf, ati_remote->inbuf_dma);
-
-	if (ati_remote->outbuf)
-		usb_buffer_free(ati_remote->udev, DATA_BUFSIZE,
-				ati_remote->inbuf, ati_remote->outbuf_dma);
+	usb_buffer_free(ati_remote->udev, DATA_BUFSIZE,
+		ati_remote->outbuf, ati_remote->outbuf_dma);
 }
 
 static void ati_remote_input_init(struct ati_remote *ati_remote)
diff --git a/drivers/usb/input/ati_remote2.c b/drivers/usb/input/ati_remote2.c
index f982a2b4a7f9..83f1f79db7c7 100644
--- a/drivers/usb/input/ati_remote2.c
+++ b/drivers/usb/input/ati_remote2.c
@@ -372,8 +372,7 @@ static void ati_remote2_urb_cleanup(struct ati_remote2 *ar2)
 	int i;
 
 	for (i = 0; i < 2; i++) {
-		if (ar2->urb[i])
-			usb_free_urb(ar2->urb[i]);
+		usb_free_urb(ar2->urb[i]);
 
 		if (ar2->buf[i])
 			usb_buffer_free(ar2->udev, 4, ar2->buf[i], ar2->buf_dma[i]);
diff --git a/drivers/usb/input/hid-core.c b/drivers/usb/input/hid-core.c
index a6738a83ff5b..a49644b7c58e 100644
--- a/drivers/usb/input/hid-core.c
+++ b/drivers/usb/input/hid-core.c
@@ -270,7 +270,7 @@ static int hid_add_field(struct hid_parser *parser, unsigned report_type, unsign
  * Read data value from item.
  */
 
-static __inline__ __u32 item_udata(struct hid_item *item)
+static u32 item_udata(struct hid_item *item)
 {
 	switch (item->size) {
 		case 1: return item->data.u8;
@@ -280,7 +280,7 @@ static __inline__ __u32 item_udata(struct hid_item *item)
 	return 0;
 }
 
-static __inline__ __s32 item_sdata(struct hid_item *item)
+static s32 item_sdata(struct hid_item *item)
 {
 	switch (item->size) {
 		case 1: return item->data.s8;
@@ -727,7 +727,7 @@ static struct hid_device *hid_parse_report(__u8 *start, unsigned size)
  * done by hand.
  */
 
-static __inline__ __s32 snto32(__u32 value, unsigned n)
+static s32 snto32(__u32 value, unsigned n)
 {
 	switch (n) {
 		case 8:  return ((__s8)value);
@@ -741,30 +741,65 @@ static __inline__ __s32 snto32(__u32 value, unsigned n)
  * Convert a signed 32-bit integer to a signed n-bit integer.
  */
 
-static __inline__ __u32 s32ton(__s32 value, unsigned n)
+static u32 s32ton(__s32 value, unsigned n)
 {
-	__s32 a = value >> (n - 1);
+	s32 a = value >> (n - 1);
 	if (a && a != -1)
 		return value < 0 ? 1 << (n - 1) : (1 << (n - 1)) - 1;
 	return value & ((1 << n) - 1);
 }
 
 /*
- * Extract/implement a data field from/to a report.
+ * Extract/implement a data field from/to a little endian report (bit array).
+ *
+ * Code sort-of follows HID spec:
+ *     http://www.usb.org/developers/devclass_docs/HID1_11.pdf
+ *
+ * While the USB HID spec allows unlimited length bit fields in "report
+ * descriptors", most devices never use more than 16 bits.
+ * One model of UPS is claimed to report "LINEV" as a 32-bit field.
+ * Search linux-kernel and linux-usb-devel archives for "hid-core extract".
  */
 
 static __inline__ __u32 extract(__u8 *report, unsigned offset, unsigned n)
 {
-	report += (offset >> 5) << 2; offset &= 31;
-	return (le64_to_cpu(get_unaligned((__le64*)report)) >> offset) & ((1ULL << n) - 1);
+	u64 x;
+
+	WARN_ON(n > 32);
+
+	report += offset >> 3;  /* adjust byte index */
+	offset &= 7;		/* now only need bit offset into one byte */
+	x = get_unaligned((u64 *) report);
+	x = le64_to_cpu(x);
+	x = (x >> offset) & ((1ULL << n) - 1);	/* extract bit field */
+	return (u32) x;
 }
 
+/*
+ * "implement" : set bits in a little endian bit stream.
+ * Same concepts as "extract" (see comments above).
+ * The data mangled in the bit stream remains in little endian
+ * order the whole time. It make more sense to talk about
+ * endianness of register values by considering a register
+ * a "cached" copy of the little endiad bit stream.
+ */
 static __inline__ void implement(__u8 *report, unsigned offset, unsigned n, __u32 value)
 {
-	report += (offset >> 5) << 2; offset &= 31;
-	put_unaligned((get_unaligned((__le64*)report)
-		& cpu_to_le64(~((((__u64) 1 << n) - 1) << offset)))
-		| cpu_to_le64((__u64)value << offset), (__le64*)report);
+	u64 x;
+	u64 m = (1ULL << n) - 1;
+
+	WARN_ON(n > 32);
+
+	WARN_ON(value > m);
+	value &= m;
+
+	report += offset >> 3;
+	offset &= 7;
+
+	x = get_unaligned((u64 *)report);
+	x &= cpu_to_le64(~(m << offset));
+	x |= cpu_to_le64(((u64) value) << offset);
+	put_unaligned(x, (u64 *) report);
 }
 
 /*
@@ -933,20 +968,29 @@ static void hid_retry_timeout(unsigned long _hid)
 		hid_io_error(hid);
 }
 
-/* Workqueue routine to reset the device */
+/* Workqueue routine to reset the device or clear a halt */
 static void hid_reset(void *_hid)
 {
 	struct hid_device *hid = (struct hid_device *) _hid;
-	int rc_lock, rc;
-
-	dev_dbg(&hid->intf->dev, "resetting device\n");
-	rc = rc_lock = usb_lock_device_for_reset(hid->dev, hid->intf);
-	if (rc_lock >= 0) {
-		rc = usb_reset_composite_device(hid->dev, hid->intf);
-		if (rc_lock)
-			usb_unlock_device(hid->dev);
+	int rc_lock, rc = 0;
+
+	if (test_bit(HID_CLEAR_HALT, &hid->iofl)) {
+		dev_dbg(&hid->intf->dev, "clear halt\n");
+		rc = usb_clear_halt(hid->dev, hid->urbin->pipe);
+		clear_bit(HID_CLEAR_HALT, &hid->iofl);
+		hid_start_in(hid);
+	}
+
+	else if (test_bit(HID_RESET_PENDING, &hid->iofl)) {
+		dev_dbg(&hid->intf->dev, "resetting device\n");
+		rc = rc_lock = usb_lock_device_for_reset(hid->dev, hid->intf);
+		if (rc_lock >= 0) {
+			rc = usb_reset_composite_device(hid->dev, hid->intf);
+			if (rc_lock)
+				usb_unlock_device(hid->dev);
+		}
+		clear_bit(HID_RESET_PENDING, &hid->iofl);
 	}
-	clear_bit(HID_RESET_PENDING, &hid->iofl);
 
 	switch (rc) {
 	case 0:
@@ -988,9 +1032,8 @@ static void hid_io_error(struct hid_device *hid)
 
 		/* Retries failed, so do a port reset */
 		if (!test_and_set_bit(HID_RESET_PENDING, &hid->iofl)) {
-			if (schedule_work(&hid->reset_work))
-				goto done;
-			clear_bit(HID_RESET_PENDING, &hid->iofl);
+			schedule_work(&hid->reset_work);
+			goto done;
 		}
 	}
 
@@ -1014,6 +1057,11 @@ static void hid_irq_in(struct urb *urb)
 			hid->retry_delay = 0;
 			hid_input_report(HID_INPUT_REPORT, urb, 1);
 			break;
+		case -EPIPE:		/* stall */
+			clear_bit(HID_IN_RUNNING, &hid->iofl);
+			set_bit(HID_CLEAR_HALT, &hid->iofl);
+			schedule_work(&hid->reset_work);
+			return;
 		case -ECONNRESET:	/* unlink */
 		case -ENOENT:
 		case -ESHUTDOWN:	/* unplug */
@@ -1381,6 +1429,9 @@ void hid_close(struct hid_device *hid)
 
 #define USB_VENDOR_ID_PANJIT		0x134c
 
+#define USB_VENDOR_ID_TURBOX		0x062a
+#define USB_DEVICE_ID_TURBOX_KEYBOARD	0x0201
+
 /*
  * Initialize all reports
  */
@@ -1589,6 +1640,19 @@ void hid_init_reports(struct hid_device *hid)
 
 #define USB_VENDOR_ID_APPLE		0x05ac
 #define USB_DEVICE_ID_APPLE_MIGHTYMOUSE	0x0304
+#define USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI	0x020e
+#define USB_DEVICE_ID_APPLE_FOUNTAIN_ISO	0x020f
+#define USB_DEVICE_ID_APPLE_GEYSER_ANSI	0x0214
+#define USB_DEVICE_ID_APPLE_GEYSER_ISO	0x0215
+#define USB_DEVICE_ID_APPLE_GEYSER_JIS	0x0216
+#define USB_DEVICE_ID_APPLE_GEYSER3_ANSI	0x0217
+#define USB_DEVICE_ID_APPLE_GEYSER3_ISO	0x0218
+#define USB_DEVICE_ID_APPLE_GEYSER3_JIS	0x0219
+#define USB_DEVICE_ID_APPLE_GEYSER4_ANSI	0x021a
+#define USB_DEVICE_ID_APPLE_GEYSER4_ISO	0x021b
+#define USB_DEVICE_ID_APPLE_GEYSER4_JIS	0x021c
+#define USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY	0x030a
+#define USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY	0x030b
 
 #define USB_VENDOR_ID_CHERRY		0x046a
 #define USB_DEVICE_ID_CHERRY_CYMOTION	0x0023
@@ -1602,6 +1666,9 @@ void hid_init_reports(struct hid_device *hid)
 #define USB_VENDOR_ID_SUN		0x0430
 #define USB_DEVICE_ID_RARITAN_KVM_DONGLE	0xcdab
 
+#define USB_VENDOR_ID_AIRCABLE		0x16CA
+#define USB_DEVICE_ID_AIRCABLE1		0x1502
+
 /*
  * Alphabetically sorted blacklist by quirk type.
  */
@@ -1619,6 +1686,7 @@ static const struct hid_blacklist {
 	{ USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_22, HID_QUIRK_IGNORE },
 	{ USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_23, HID_QUIRK_IGNORE },
 	{ USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24, HID_QUIRK_IGNORE },
+	{ USB_VENDOR_ID_AIRCABLE, USB_DEVICE_ID_AIRCABLE1, HID_QUIRK_IGNORE },
 	{ USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_USBRS232, HID_QUIRK_IGNORE },
 	{ USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD, HID_QUIRK_IGNORE },
 	{ USB_VENDOR_ID_CODEMERCS, USB_DEVICE_ID_CODEMERCS_IOW40, HID_QUIRK_IGNORE },
@@ -1752,22 +1820,27 @@ static const struct hid_blacklist {
 
 	{ USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION, HID_QUIRK_CYMOTION },
 
-	{ USB_VENDOR_ID_APPLE, 0x020E, HID_QUIRK_POWERBOOK_HAS_FN },
-	{ USB_VENDOR_ID_APPLE, 0x020F, HID_QUIRK_POWERBOOK_HAS_FN },
-	{ USB_VENDOR_ID_APPLE, 0x0214, HID_QUIRK_POWERBOOK_HAS_FN },
-	{ USB_VENDOR_ID_APPLE, 0x0215, HID_QUIRK_POWERBOOK_HAS_FN },
-	{ USB_VENDOR_ID_APPLE, 0x0216, HID_QUIRK_POWERBOOK_HAS_FN },
-	{ USB_VENDOR_ID_APPLE, 0x0217, HID_QUIRK_POWERBOOK_HAS_FN },
-	{ USB_VENDOR_ID_APPLE, 0x0218, HID_QUIRK_POWERBOOK_HAS_FN },
-	{ USB_VENDOR_ID_APPLE, 0x0219, HID_QUIRK_POWERBOOK_HAS_FN },
-	{ USB_VENDOR_ID_APPLE, 0x030A, HID_QUIRK_POWERBOOK_HAS_FN },
-	{ USB_VENDOR_ID_APPLE, 0x030B, HID_QUIRK_POWERBOOK_HAS_FN },
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI, HID_QUIRK_POWERBOOK_HAS_FN },
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO, HID_QUIRK_POWERBOOK_HAS_FN },
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI, HID_QUIRK_POWERBOOK_HAS_FN },
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO, HID_QUIRK_POWERBOOK_HAS_FN | HID_QUIRK_POWERBOOK_ISO_KEYBOARD},
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS, HID_QUIRK_POWERBOOK_HAS_FN },
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI, HID_QUIRK_POWERBOOK_HAS_FN },
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO, HID_QUIRK_POWERBOOK_HAS_FN | HID_QUIRK_POWERBOOK_ISO_KEYBOARD},
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS, HID_QUIRK_POWERBOOK_HAS_FN },
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI, HID_QUIRK_POWERBOOK_HAS_FN },
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO, HID_QUIRK_POWERBOOK_HAS_FN },
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS, HID_QUIRK_POWERBOOK_HAS_FN },
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY, HID_QUIRK_POWERBOOK_HAS_FN },
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY, HID_QUIRK_POWERBOOK_HAS_FN },
 
 	{ USB_VENDOR_ID_PANJIT, 0x0001, HID_QUIRK_IGNORE },
 	{ USB_VENDOR_ID_PANJIT, 0x0002, HID_QUIRK_IGNORE },
 	{ USB_VENDOR_ID_PANJIT, 0x0003, HID_QUIRK_IGNORE },
 	{ USB_VENDOR_ID_PANJIT, 0x0004, HID_QUIRK_IGNORE },
 
+	{ USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_TURBOX_KEYBOARD, HID_QUIRK_NOGET },
+	
 	{ 0, 0 }
 };
 
@@ -1940,7 +2013,7 @@ static struct hid_device *usb_hid_configure(struct usb_interface *intf)
 		if (hid->collection->usage == HID_GD_MOUSE && hid_mousepoll_interval > 0)
 			interval = hid_mousepoll_interval;
 
-		if (endpoint->bEndpointAddress & USB_DIR_IN) {
+		if (usb_endpoint_dir_in(endpoint)) {
 			if (hid->urbin)
 				continue;
 			if (!(hid->urbin = usb_alloc_urb(0, GFP_KERNEL)))
@@ -2022,13 +2095,9 @@ static struct hid_device *usb_hid_configure(struct usb_interface *intf)
 	return hid;
 
 fail:
-
-	if (hid->urbin)
-		usb_free_urb(hid->urbin);
-	if (hid->urbout)
-		usb_free_urb(hid->urbout);
-	if (hid->urbctrl)
-		usb_free_urb(hid->urbctrl);
+	usb_free_urb(hid->urbin);
+	usb_free_urb(hid->urbout);
+	usb_free_urb(hid->urbctrl);
 	hid_free_buffers(dev, hid);
 	hid_free_device(hid);
 
@@ -2059,8 +2128,7 @@ static void hid_disconnect(struct usb_interface *intf)
 
 	usb_free_urb(hid->urbin);
 	usb_free_urb(hid->urbctrl);
-	if (hid->urbout)
-		usb_free_urb(hid->urbout);
+	usb_free_urb(hid->urbout);
 
 	hid_free_buffers(hid->dev, hid);
 	hid_free_device(hid);
diff --git a/drivers/usb/input/hid-input.c b/drivers/usb/input/hid-input.c
index 9a808a3b4d37..68e7ebb978a9 100644
--- a/drivers/usb/input/hid-input.c
+++ b/drivers/usb/input/hid-input.c
@@ -121,6 +121,12 @@ static struct hidinput_key_translation powerbook_numlock_keys[] = {
 	{ }
 };
 
+static struct hidinput_key_translation powerbook_iso_keyboard[] = {
+	{ KEY_GRAVE,    KEY_102ND },
+	{ KEY_102ND,    KEY_GRAVE },
+	{ }
+};
+
 static int usbhid_pb_fnmode = 1;
 module_param_named(pb_fnmode, usbhid_pb_fnmode, int, 0644);
 MODULE_PARM_DESC(pb_fnmode,
@@ -195,6 +201,14 @@ static int hidinput_pb_event(struct hid_device *hid, struct input_dev *input,
 		}
 	}
 
+	if (hid->quirks & HID_QUIRK_POWERBOOK_ISO_KEYBOARD) {
+		trans = find_translation(powerbook_iso_keyboard, usage->code);
+		if (trans) {
+			input_event(input, usage->type, trans->to, value);
+			return 1;
+		}
+	}
+
 	return 0;
 }
 
@@ -210,6 +224,9 @@ static void hidinput_pb_setup(struct input_dev *input)
 
 	for (trans = powerbook_numlock_keys; trans->from; trans++)
 		set_bit(trans->to, input->keybit);
+
+	for (trans = powerbook_iso_keyboard; trans->from; trans++)
+		set_bit(trans->to, input->keybit);
 }
 #else
 static inline int hidinput_pb_event(struct hid_device *hid, struct input_dev *input,
diff --git a/drivers/usb/input/hid.h b/drivers/usb/input/hid.h
index 9b50effef758..2a9bf07944c0 100644
--- a/drivers/usb/input/hid.h
+++ b/drivers/usb/input/hid.h
@@ -260,6 +260,7 @@ struct hid_item {
 #define HID_QUIRK_POWERBOOK_HAS_FN		0x00001000
 #define HID_QUIRK_POWERBOOK_FN_ON		0x00002000
 #define HID_QUIRK_INVERT_HWHEEL			0x00004000
+#define HID_QUIRK_POWERBOOK_ISO_KEYBOARD	0x00008000
 
 /*
  * This is the global environment of the parser. This information is
@@ -384,6 +385,7 @@ struct hid_control_fifo {
 #define HID_IN_RUNNING		3
 #define HID_RESET_PENDING	4
 #define HID_SUSPENDED		5
+#define HID_CLEAR_HALT		6
 
 struct hid_input {
 	struct list_head list;
diff --git a/drivers/usb/input/usbkbd.c b/drivers/usb/input/usbkbd.c
index c73285cf8558..dac88640eab6 100644
--- a/drivers/usb/input/usbkbd.c
+++ b/drivers/usb/input/usbkbd.c
@@ -208,10 +208,8 @@ static int usb_kbd_alloc_mem(struct usb_device *dev, struct usb_kbd *kbd)
 
 static void usb_kbd_free_mem(struct usb_device *dev, struct usb_kbd *kbd)
 {
-	if (kbd->irq)
-		usb_free_urb(kbd->irq);
-	if (kbd->led)
-		usb_free_urb(kbd->led);
+	usb_free_urb(kbd->irq);
+	usb_free_urb(kbd->led);
 	if (kbd->new)
 		usb_buffer_free(dev, 8, kbd->new, kbd->new_dma);
 	if (kbd->cr)
@@ -236,9 +234,7 @@ static int usb_kbd_probe(struct usb_interface *iface,
 		return -ENODEV;
 
 	endpoint = &interface->endpoint[0].desc;
-	if (!(endpoint->bEndpointAddress & USB_DIR_IN))
-		return -ENODEV;
-	if ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) != USB_ENDPOINT_XFER_INT)
+	if (!usb_endpoint_is_int_in(endpoint))
 		return -ENODEV;
 
 	pipe = usb_rcvintpipe(dev, endpoint->bEndpointAddress);
diff --git a/drivers/usb/input/usbmouse.c b/drivers/usb/input/usbmouse.c
index cbbbea332ed7..68a55642c082 100644
--- a/drivers/usb/input/usbmouse.c
+++ b/drivers/usb/input/usbmouse.c
@@ -126,9 +126,7 @@ static int usb_mouse_probe(struct usb_interface *intf, const struct usb_device_i
 		return -ENODEV;
 
 	endpoint = &interface->endpoint[0].desc;
-	if (!(endpoint->bEndpointAddress & USB_DIR_IN))
-		return -ENODEV;
-	if ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) != USB_ENDPOINT_XFER_INT)
+	if (!usb_endpoint_is_int_in(endpoint))
 		return -ENODEV;
 
 	pipe = usb_rcvintpipe(dev, endpoint->bEndpointAddress);
diff --git a/drivers/usb/input/usbtouchscreen.c b/drivers/usb/input/usbtouchscreen.c
index f26c1cd1129f..49704d4ed0e2 100644
--- a/drivers/usb/input/usbtouchscreen.c
+++ b/drivers/usb/input/usbtouchscreen.c
@@ -8,6 +8,7 @@
  *  - PanJit TouchSet
  *  - eTurboTouch
  *  - Gunze AHL61
+ *  - DMC TSC-10/25
  *
  * Copyright (C) 2004-2006 by Daniel Ritz <daniel.ritz@gmx.ch>
  * Copyright (C) by Todd E. Johnson (mtouchusb.c)
@@ -30,6 +31,8 @@
  * - ITM parts are from itmtouch.c
  * - 3M parts are from mtouchusb.c
  * - PanJit parts are from an unmerged driver by Lanslott Gish
+ * - DMC TSC 10/25 are from Holger Schurig, with ideas from an unmerged
+ *   driver from Marius Vollmer
  *
  *****************************************************************************/
 
@@ -44,7 +47,7 @@
 #include <linux/usb/input.h>
 
 
-#define DRIVER_VERSION		"v0.4"
+#define DRIVER_VERSION		"v0.5"
 #define DRIVER_AUTHOR		"Daniel Ritz <daniel.ritz@gmx.ch>"
 #define DRIVER_DESC		"USB Touchscreen Driver"
 
@@ -103,6 +106,7 @@ enum {
 	DEVTYPE_ITM,
 	DEVTYPE_ETURBO,
 	DEVTYPE_GUNZE,
+	DEVTYPE_DMC_TSC10,
 };
 
 static struct usb_device_id usbtouch_devices[] = {
@@ -139,6 +143,10 @@ static struct usb_device_id usbtouch_devices[] = {
 	{USB_DEVICE(0x0637, 0x0001), .driver_info = DEVTYPE_GUNZE},
 #endif
 
+#ifdef CONFIG_USB_TOUCHSCREEN_DMC_TSC10
+	{USB_DEVICE(0x0afa, 0x03e8), .driver_info = DEVTYPE_DMC_TSC10},
+#endif
+
 	{}
 };
 
@@ -256,10 +264,10 @@ static int itm_read_data(unsigned char *pkt, int *x, int *y, int *touch, int *pr
 {
 	*x = ((pkt[0] & 0x1F) << 7) | (pkt[3] & 0x7F);
 	*y = ((pkt[1] & 0x1F) << 7) | (pkt[4] & 0x7F);
-	*press = ((pkt[2] & 0x1F) << 7) | (pkt[5] & 0x7F);
+	*press = ((pkt[2] & 0x01) << 7) | (pkt[5] & 0x7F);
 	*touch = ~pkt[7] & 0x20;
 
-	return 1;
+	return *touch;
 }
 #endif
 
@@ -313,6 +321,80 @@ static int gunze_read_data(unsigned char *pkt, int *x, int *y, int *touch, int *
 #endif
 
 /*****************************************************************************
+ * DMC TSC-10/25 Part
+ *
+ * Documentation about the controller and it's protocol can be found at
+ *   http://www.dmccoltd.com/files/controler/tsc10usb_pi_e.pdf
+ *   http://www.dmccoltd.com/files/controler/tsc25_usb_e.pdf
+ */
+#ifdef CONFIG_USB_TOUCHSCREEN_DMC_TSC10
+
+/* supported data rates. currently using 130 */
+#define TSC10_RATE_POINT	0x50
+#define TSC10_RATE_30		0x40
+#define TSC10_RATE_50		0x41
+#define TSC10_RATE_80		0x42
+#define TSC10_RATE_100		0x43
+#define TSC10_RATE_130		0x44
+#define TSC10_RATE_150		0x45
+
+/* commands */
+#define TSC10_CMD_RESET		0x55
+#define TSC10_CMD_RATE		0x05
+#define TSC10_CMD_DATA1		0x01
+
+static int dmc_tsc10_init(struct usbtouch_usb *usbtouch)
+{
+	struct usb_device *dev = usbtouch->udev;
+	int ret;
+	unsigned char buf[2];
+
+	/* reset */
+	buf[0] = buf[1] = 0xFF;
+	ret = usb_control_msg(dev, usb_rcvctrlpipe (dev, 0),
+	                      TSC10_CMD_RESET,
+	                      USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+	                      0, 0, buf, 2, USB_CTRL_SET_TIMEOUT);
+	if (ret < 0)
+		return ret;
+	if (buf[0] != 0x06 || buf[1] != 0x00)
+		return -ENODEV;
+
+	/* set coordinate output rate */
+	buf[0] = buf[1] = 0xFF;
+	ret = usb_control_msg(dev, usb_rcvctrlpipe (dev, 0),
+	                      TSC10_CMD_RATE,
+	                      USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+	                      TSC10_RATE_150, 0, buf, 2, USB_CTRL_SET_TIMEOUT);
+	if (ret < 0)
+		return ret;
+	if (buf[0] != 0x06 || buf[1] != 0x00)
+		return -ENODEV;
+
+	/* start sending data */
+	ret = usb_control_msg(dev, usb_rcvctrlpipe (dev, 0),
+	                      TSC10_CMD_DATA1,
+	                      USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+	                      0, 0, NULL, 0, USB_CTRL_SET_TIMEOUT);
+	if (ret < 0)
+		return ret;
+
+	return 0;
+}
+
+
+static int dmc_tsc10_read_data(unsigned char *pkt, int *x, int *y, int *touch, int *press)
+{
+	*x = ((pkt[2] & 0x03) << 8) | pkt[1];
+	*y = ((pkt[4] & 0x03) << 8) | pkt[3];
+	*touch = pkt[0] & 0x01;
+
+	return 1;
+}
+#endif
+
+
+/*****************************************************************************
  * the different device descriptors
  */
 static struct usbtouch_device_info usbtouch_dev_info[] = {
@@ -389,6 +471,18 @@ static struct usbtouch_device_info usbtouch_dev_info[] = {
 		.read_data	= gunze_read_data,
 	},
 #endif
+
+#ifdef CONFIG_USB_TOUCHSCREEN_DMC_TSC10
+	[DEVTYPE_DMC_TSC10] = {
+		.min_xc		= 0x0,
+		.max_xc		= 0x03ff,
+		.min_yc		= 0x0,
+		.max_yc		= 0x03ff,
+		.rept_size	= 5,
+		.init		= dmc_tsc10_init,
+		.read_data	= dmc_tsc10_read_data,
+	},
+#endif
 };
 
 
@@ -640,7 +734,7 @@ static int usbtouch_probe(struct usb_interface *intf,
 		                     type->max_press, 0, 0);
 
 	usb_fill_int_urb(usbtouch->irq, usbtouch->udev,
-			 usb_rcvintpipe(usbtouch->udev, 0x81),
+			 usb_rcvintpipe(usbtouch->udev, endpoint->bEndpointAddress),
 			 usbtouch->data, type->rept_size,
 			 usbtouch_irq, usbtouch, endpoint->bInterval);
 
diff --git a/drivers/usb/input/wacom.h b/drivers/usb/input/wacom.h
index 7b3840e378a8..d85abfc5ab58 100644
--- a/drivers/usb/input/wacom.h
+++ b/drivers/usb/input/wacom.h
@@ -63,6 +63,7 @@
  *      v1.46 (pc) - Split wacom.c into wacom_sys.c and wacom_wac.c,
  *		   - where wacom_sys.c deals with system specific code,
  * 		   - and wacom_wac.c deals with Wacom specific code
+ *		   - Support Intuos3 4x6
  */
 
 /*
@@ -109,7 +110,6 @@ struct wacom_combo {
 };
 
 extern int wacom_wac_irq(struct wacom_wac * wacom_wac, void * wcombo);
-extern void wacom_sys_irq(struct urb *urb);
 extern void wacom_report_abs(void *wcombo, unsigned int abs_type, int abs_data);
 extern void wacom_report_rel(void *wcombo, unsigned int rel_type, int rel_data);
 extern void wacom_report_key(void *wcombo, unsigned int key_type, int key_data);
@@ -118,6 +118,7 @@ extern void wacom_input_sync(void *wcombo);
 extern void wacom_init_input_dev(struct input_dev *input_dev, struct wacom_wac *wacom_wac);
 extern void input_dev_g4(struct input_dev *input_dev, struct wacom_wac *wacom_wac);
 extern void input_dev_g(struct input_dev *input_dev, struct wacom_wac *wacom_wac);
+extern void input_dev_i3s(struct input_dev *input_dev, struct wacom_wac *wacom_wac);
 extern void input_dev_i3(struct input_dev *input_dev, struct wacom_wac *wacom_wac);
 extern void input_dev_i(struct input_dev *input_dev, struct wacom_wac *wacom_wac);
 extern void input_dev_pl(struct input_dev *input_dev, struct wacom_wac *wacom_wac);
diff --git a/drivers/usb/input/wacom_sys.c b/drivers/usb/input/wacom_sys.c
index d233c37bd533..e7cc20ab8155 100644
--- a/drivers/usb/input/wacom_sys.c
+++ b/drivers/usb/input/wacom_sys.c
@@ -42,7 +42,7 @@ static struct input_dev * get_input_dev(struct wacom_combo *wcombo)
 	return wcombo->wacom->dev;
 }
 
-void wacom_sys_irq(struct urb *urb)
+static void wacom_sys_irq(struct urb *urb)
 {
 	struct wacom *wacom = urb->context;
 	struct wacom_combo wcombo;
@@ -110,7 +110,7 @@ __u16 wacom_be16_to_cpu(unsigned char *data)
 __u16 wacom_le16_to_cpu(unsigned char *data)
 {
 	__u16 value;
-	value = be16_to_cpu(*(__be16 *) data);
+	value = le16_to_cpu(*(__le16 *) data);
 	return value;
 }
 
@@ -143,7 +143,7 @@ void input_dev_g4(struct input_dev *input_dev, struct wacom_wac *wacom_wac)
 	input_dev->evbit[0] |= BIT(EV_MSC);
 	input_dev->mscbit[0] |= BIT(MSC_SERIAL);
 	input_dev->keybit[LONG(BTN_DIGI)] |= BIT(BTN_TOOL_FINGER);
-	input_dev->keybit[LONG(BTN_LEFT)] |= BIT(BTN_0) | BIT(BTN_1) | BIT(BTN_2) | BIT(BTN_3) | BIT(BTN_4) | BIT(BTN_5) | BIT(BTN_6) | BIT(BTN_7);
+	input_dev->keybit[LONG(BTN_LEFT)] |= BIT(BTN_0) | BIT(BTN_4);
 }
 
 void input_dev_g(struct input_dev *input_dev, struct wacom_wac *wacom_wac)
@@ -155,11 +155,16 @@ void input_dev_g(struct input_dev *input_dev, struct wacom_wac *wacom_wac)
 	input_set_abs_params(input_dev, ABS_DISTANCE, 0, wacom_wac->features->distance_max, 0, 0);
 }
 
-void input_dev_i3(struct input_dev *input_dev, struct wacom_wac *wacom_wac)
+void input_dev_i3s(struct input_dev *input_dev, struct wacom_wac *wacom_wac)
 {
 	input_dev->keybit[LONG(BTN_DIGI)] |= BIT(BTN_TOOL_FINGER);
-	input_dev->keybit[LONG(BTN_LEFT)] |= BIT(BTN_0) | BIT(BTN_1) | BIT(BTN_2) | BIT(BTN_3) | BIT(BTN_4) | BIT(BTN_5) | BIT(BTN_6) | BIT(BTN_7);
+	input_dev->keybit[LONG(BTN_LEFT)] |= BIT(BTN_0) | BIT(BTN_1) | BIT(BTN_2) | BIT(BTN_3);
 	input_set_abs_params(input_dev, ABS_RX, 0, 4097, 0, 0);
+}
+
+void input_dev_i3(struct input_dev *input_dev, struct wacom_wac *wacom_wac)
+{
+	input_dev->keybit[LONG(BTN_LEFT)] |= BIT(BTN_4) | BIT(BTN_5) | BIT(BTN_6) | BIT(BTN_7);
 	input_set_abs_params(input_dev, ABS_RY, 0, 4097, 0, 0);
 }
 
@@ -218,8 +223,7 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i
 	strlcat(wacom->phys, "/input0", sizeof(wacom->phys));
 
 	wacom_wac->features = get_wacom_feature(id);
-	if (wacom_wac->features->pktlen > 10)
-		BUG();
+	BUG_ON(wacom_wac->features->pktlen > 10);
 
 	input_dev->name = wacom_wac->features->name;
 	wacom->wacom_wac = wacom_wac;
@@ -244,7 +248,7 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i
 	usb_fill_int_urb(wacom->irq, dev,
 			 usb_rcvintpipe(dev, endpoint->bEndpointAddress),
 			 wacom_wac->data, wacom_wac->features->pktlen,
-			 wacom_wac->features->irq, wacom, endpoint->bInterval);
+			 wacom_sys_irq, wacom, endpoint->bInterval);
 	wacom->irq->transfer_dma = wacom->data_dma;
 	wacom->irq->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
 
@@ -278,8 +282,8 @@ static void wacom_disconnect(struct usb_interface *intf)
 		input_unregister_device(wacom->dev);
 		usb_free_urb(wacom->irq);
 		usb_buffer_free(interface_to_usbdev(intf), 10, wacom->wacom_wac->data, wacom->data_dma);
-		kfree(wacom);
 		kfree(wacom->wacom_wac);
+		kfree(wacom);
 	}
 }
 
diff --git a/drivers/usb/input/wacom_wac.c b/drivers/usb/input/wacom_wac.c
index aa31d22d4f05..92726fe89379 100644
--- a/drivers/usb/input/wacom_wac.c
+++ b/drivers/usb/input/wacom_wac.c
@@ -191,9 +191,9 @@ static int wacom_graphire_irq(struct wacom_wac *wacom, void *wcombo)
 				wacom_report_key(wcombo, BTN_LEFT, data[1] & 0x01);
 				wacom_report_key(wcombo, BTN_RIGHT, data[1] & 0x02);
 				if (wacom->features->type == WACOM_G4)
-					wacom_report_abs(wcombo, ABS_DISTANCE, data[6]);
+					wacom_report_abs(wcombo, ABS_DISTANCE, data[6] & 0x3f);
 				else
-					wacom_report_abs(wcombo, ABS_DISTANCE, data[7]);
+					wacom_report_abs(wcombo, ABS_DISTANCE, data[7] & 0x3f);
 				break;
 		}
 	}
@@ -303,8 +303,9 @@ static int wacom_intuos_inout(struct wacom_wac *wacom, void *wcombo)
 				wacom->tool[idx] = BTN_TOOL_PEN;
 		}
 		/* only large I3 support Lens Cursor */
-		if(!((wacom->tool[idx] == BTN_TOOL_LENS) &&
-				(wacom->features->type == INTUOS3))) {
+		if(!((wacom->tool[idx] == BTN_TOOL_LENS)
+				 && ((wacom->features->type == INTUOS3)
+				 || (wacom->features->type == INTUOS3S)))) {
 			wacom_report_abs(wcombo, ABS_MISC, wacom->id[idx]); /* report tool id */
 			wacom_report_key(wcombo, wacom->tool[idx], 1);
 			wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
@@ -315,10 +316,14 @@ static int wacom_intuos_inout(struct wacom_wac *wacom, void *wcombo)
 
 	/* Exit report */
 	if ((data[1] & 0xfe) == 0x80) {
-		wacom_report_key(wcombo, wacom->tool[idx], 0);
-		wacom_report_abs(wcombo, ABS_MISC, 0); /* reset tool id */
-		wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
-		return 2;
+ 		if(!((wacom->tool[idx] == BTN_TOOL_LENS)
+				 && ((wacom->features->type == INTUOS3)
+				 || (wacom->features->type == INTUOS3S)))) {
+			wacom_report_key(wcombo, wacom->tool[idx], 0);
+			wacom_report_abs(wcombo, ABS_MISC, 0); /* reset tool id */
+			wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
+			return 2;
+		}
 	}
 	return 0;
 }
@@ -382,7 +387,8 @@ static int wacom_intuos_irq(struct wacom_wac *wacom, void *wcombo)
 		wacom_report_abs(wcombo, ABS_RX, ((data[1] & 0x1f) << 8) | data[2]);
 		wacom_report_abs(wcombo, ABS_RY, ((data[3] & 0x1f) << 8) | data[4]);
 
-		if((data[5] & 0x0f) | (data[6] & 0x0f) | (data[1] & 0x1f) | data[2])
+		if((data[5] & 0x0f) | (data[6] & 0x0f) | (data[1] & 0x1f) |
+			data[2] | (data[3] & 0x1f) | data[4])
 			wacom_report_key(wcombo, wacom->tool[1], 1);
 		else
 			wacom_report_key(wcombo, wacom->tool[1], 0);
@@ -432,7 +438,7 @@ static int wacom_intuos_irq(struct wacom_wac *wacom, void *wcombo)
 					((t - 1) / 2) : -t / 2);
 			}
 
-		} else if (!(data[1] & 0x10) && wacom->features->type < INTUOS3) {
+		} else if (!(data[1] & 0x10) && wacom->features->type < INTUOS3S) {
 			/* 4D mouse packet */
 			wacom_report_key(wcombo, BTN_LEFT,   data[8] & 0x01);
 			wacom_report_key(wcombo, BTN_MIDDLE, data[8] & 0x02);
@@ -452,12 +458,12 @@ static int wacom_intuos_irq(struct wacom_wac *wacom, void *wcombo)
 						 - ((data[8] & 0x02) >> 1));
 
 			/* I3 2D mouse side buttons */
-			if (wacom->features->type == INTUOS3) {
+			if (wacom->features->type >= INTUOS3S && wacom->features->type <= INTUOS3L) {
 				wacom_report_key(wcombo, BTN_SIDE,   data[8] & 0x40);
 				wacom_report_key(wcombo, BTN_EXTRA,  data[8] & 0x20);
 			}
 
-		} else if (wacom->features->type < INTUOS3) {
+		} else if (wacom->features->type < INTUOS3S || wacom->features->type == INTUOS3L) {
 			/* Lens cursor packets */
 			wacom_report_key(wcombo, BTN_LEFT,   data[8] & 0x01);
 			wacom_report_key(wcombo, BTN_MIDDLE, data[8] & 0x02);
@@ -490,6 +496,7 @@ int wacom_wac_irq(struct wacom_wac *wacom_wac, void *wcombo)
 			return (wacom_ptu_irq(wacom_wac, wcombo));
 			break;
 		case INTUOS:
+		case INTUOS3S:
 		case INTUOS3:
 		case INTUOS3L:
 		case CINTIQ:
@@ -515,6 +522,8 @@ void wacom_init_input_dev(struct input_dev *input_dev, struct wacom_wac *wacom_w
 		case CINTIQ:
 			input_dev_i3(input_dev, wacom_wac);
 			/* fall through */
+		case INTUOS3S:
+			input_dev_i3s(input_dev, wacom_wac);
 		case INTUOS:
 			input_dev_i(input_dev, wacom_wac);
 			break;
@@ -530,49 +539,50 @@ void wacom_init_input_dev(struct input_dev *input_dev, struct wacom_wac *wacom_w
 }
 
 static struct wacom_features wacom_features[] = {
-	{ "Wacom Penpartner",    7,   5040,  3780,  255, 32, PENPARTNER,	wacom_sys_irq },
-        { "Wacom Graphire",      8,  10206,  7422,  511, 32, GRAPHIRE,	wacom_sys_irq },
-	{ "Wacom Graphire2 4x5", 8,  10206,  7422,  511, 32, GRAPHIRE,	wacom_sys_irq },
-	{ "Wacom Graphire2 5x7", 8,  13918, 10206,  511, 32, GRAPHIRE,	wacom_sys_irq },
-	{ "Wacom Graphire3",     8,  10208,  7424,  511, 32, GRAPHIRE,	wacom_sys_irq },
-	{ "Wacom Graphire3 6x8", 8,  16704, 12064,  511, 32, GRAPHIRE,	wacom_sys_irq },
-	{ "Wacom Graphire4 4x5", 8,  10208,  7424,  511, 32, WACOM_G4,	wacom_sys_irq },
-	{ "Wacom Graphire4 6x8", 8,  16704, 12064,  511, 32, WACOM_G4,	wacom_sys_irq },
-	{ "Wacom Volito",        8,   5104,  3712,  511, 32, GRAPHIRE,	wacom_sys_irq },
-	{ "Wacom PenStation2",   8,   3250,  2320,  255, 32, GRAPHIRE,	wacom_sys_irq },
-	{ "Wacom Volito2 4x5",   8,   5104,  3712,  511, 32, GRAPHIRE,	wacom_sys_irq },
-	{ "Wacom Volito2 2x3",   8,   3248,  2320,  511, 32, GRAPHIRE,	wacom_sys_irq },
-	{ "Wacom PenPartner2",   8,   3250,  2320,  255, 32, GRAPHIRE,	wacom_sys_irq },
-	{ "Wacom Intuos 4x5",   10,  12700, 10600, 1023, 15, INTUOS,	wacom_sys_irq},
-	{ "Wacom Intuos 6x8",   10,  20320, 16240, 1023, 15, INTUOS,	wacom_sys_irq },
-	{ "Wacom Intuos 9x12",  10,  30480, 24060, 1023, 15, INTUOS,	wacom_sys_irq },
-	{ "Wacom Intuos 12x12", 10,  30480, 31680, 1023, 15, INTUOS,	wacom_sys_irq },
-	{ "Wacom Intuos 12x18", 10,  45720, 31680, 1023, 15, INTUOS,	wacom_sys_irq},
-	{ "Wacom PL400",         8,   5408,  4056,  255, 32, PL,	wacom_sys_irq },
-	{ "Wacom PL500",         8,   6144,  4608,  255, 32, PL,	wacom_sys_irq },
-	{ "Wacom PL600",         8,   6126,  4604,  255, 32, PL,	wacom_sys_irq },
-	{ "Wacom PL600SX",       8,   6260,  5016,  255, 32, PL,	wacom_sys_irq },
-	{ "Wacom PL550",         8,   6144,  4608,  511, 32, PL,	wacom_sys_irq },
-	{ "Wacom PL800",         8,   7220,  5780,  511, 32, PL,	wacom_sys_irq },
-	{ "Wacom PL700",         8,   6758,  5406,  511, 32, PL,	wacom_sys_irq },
-	{ "Wacom PL510",         8,   6282,  4762,  511, 32, PL,	wacom_sys_irq },
-	{ "Wacom DTU710",        8,  34080, 27660,  511, 32, PL,	wacom_sys_irq },
-	{ "Wacom DTF521",        8,   6282,  4762,  511, 32, PL,	wacom_sys_irq },
-	{ "Wacom DTF720",        8,   6858,  5506,  511, 32, PL,	wacom_sys_irq },
-	{ "Wacom Cintiq Partner",8,  20480, 15360,  511, 32, PTU,	wacom_sys_irq },
-	{ "Wacom Intuos2 4x5",   10, 12700, 10600, 1023, 15, INTUOS,	wacom_sys_irq },
-	{ "Wacom Intuos2 6x8",   10, 20320, 16240, 1023, 15, INTUOS,	wacom_sys_irq },
-	{ "Wacom Intuos2 9x12",  10, 30480, 24060, 1023, 15, INTUOS,	wacom_sys_irq },
-	{ "Wacom Intuos2 12x12", 10, 30480, 31680, 1023, 15, INTUOS,	wacom_sys_irq },
-	{ "Wacom Intuos2 12x18", 10, 45720, 31680, 1023, 15, INTUOS,	wacom_sys_irq },
-	{ "Wacom Intuos3 4x5",   10, 25400, 20320, 1023, 15, INTUOS3,	wacom_sys_irq },
-	{ "Wacom Intuos3 6x8",   10, 40640, 30480, 1023, 15, INTUOS3,	wacom_sys_irq },
-	{ "Wacom Intuos3 9x12",  10, 60960, 45720, 1023, 15, INTUOS3,	wacom_sys_irq },
-	{ "Wacom Intuos3 12x12", 10, 60960, 60960, 1023, 15, INTUOS3L,	wacom_sys_irq },
-	{ "Wacom Intuos3 12x19", 10, 97536, 60960, 1023, 15, INTUOS3L,	wacom_sys_irq },
-	{ "Wacom Intuos3 6x11",  10, 54204, 31750, 1023, 15, INTUOS3,	wacom_sys_irq },
-	{ "Wacom Cintiq 21UX",   10, 87200, 65600, 1023, 15, CINTIQ,	wacom_sys_irq },
-	{ "Wacom Intuos2 6x8",   10, 20320, 16240, 1023, 15, INTUOS,	wacom_sys_irq },
+	{ "Wacom Penpartner",    7,   5040,  3780,  255,  0, PENPARTNER },
+        { "Wacom Graphire",      8,  10206,  7422,  511, 63, GRAPHIRE },
+	{ "Wacom Graphire2 4x5", 8,  10206,  7422,  511, 63, GRAPHIRE },
+	{ "Wacom Graphire2 5x7", 8,  13918, 10206,  511, 63, GRAPHIRE },
+	{ "Wacom Graphire3",     8,  10208,  7424,  511, 63, GRAPHIRE },
+	{ "Wacom Graphire3 6x8", 8,  16704, 12064,  511, 63, GRAPHIRE },
+	{ "Wacom Graphire4 4x5", 8,  10208,  7424,  511, 63, WACOM_G4 },
+	{ "Wacom Graphire4 6x8", 8,  16704, 12064,  511, 63, WACOM_G4 },
+	{ "Wacom Volito",        8,   5104,  3712,  511,  0, GRAPHIRE },
+	{ "Wacom PenStation2",   8,   3250,  2320,  255,  0, GRAPHIRE },
+	{ "Wacom Volito2 4x5",   8,   5104,  3712,  511,  0, GRAPHIRE },
+	{ "Wacom Volito2 2x3",   8,   3248,  2320,  511,  0, GRAPHIRE },
+	{ "Wacom PenPartner2",   8,   3250,  2320,  255,  0, GRAPHIRE },
+	{ "Wacom Intuos 4x5",   10,  12700, 10600, 1023, 63, INTUOS },
+	{ "Wacom Intuos 6x8",   10,  20320, 16240, 1023, 63, INTUOS },
+	{ "Wacom Intuos 9x12",  10,  30480, 24060, 1023, 63, INTUOS },
+	{ "Wacom Intuos 12x12", 10,  30480, 31680, 1023, 63, INTUOS },
+	{ "Wacom Intuos 12x18", 10,  45720, 31680, 1023, 63, INTUOS },
+	{ "Wacom PL400",         8,   5408,  4056,  255,  0, PL },
+	{ "Wacom PL500",         8,   6144,  4608,  255,  0, PL },
+	{ "Wacom PL600",         8,   6126,  4604,  255,  0, PL },
+	{ "Wacom PL600SX",       8,   6260,  5016,  255,  0, PL },
+	{ "Wacom PL550",         8,   6144,  4608,  511,  0, PL },
+	{ "Wacom PL800",         8,   7220,  5780,  511,  0, PL },
+	{ "Wacom PL700",         8,   6758,  5406,  511,  0, PL },
+	{ "Wacom PL510",         8,   6282,  4762,  511,  0, PL },
+	{ "Wacom DTU710",        8,  34080, 27660,  511,  0, PL },
+	{ "Wacom DTF521",        8,   6282,  4762,  511,  0, PL },
+	{ "Wacom DTF720",        8,   6858,  5506,  511,  0, PL },
+	{ "Wacom Cintiq Partner",8,  20480, 15360,  511,  0, PTU },
+	{ "Wacom Intuos2 4x5",   10, 12700, 10600, 1023, 63, INTUOS },
+	{ "Wacom Intuos2 6x8",   10, 20320, 16240, 1023, 63, INTUOS },
+	{ "Wacom Intuos2 9x12",  10, 30480, 24060, 1023, 63, INTUOS },
+	{ "Wacom Intuos2 12x12", 10, 30480, 31680, 1023, 63, INTUOS },
+	{ "Wacom Intuos2 12x18", 10, 45720, 31680, 1023, 63, INTUOS },
+	{ "Wacom Intuos3 4x5",   10, 25400, 20320, 1023, 63, INTUOS3S },
+	{ "Wacom Intuos3 6x8",   10, 40640, 30480, 1023, 63, INTUOS3 },
+	{ "Wacom Intuos3 9x12",  10, 60960, 45720, 1023, 63, INTUOS3 },
+	{ "Wacom Intuos3 12x12", 10, 60960, 60960, 1023, 63, INTUOS3L },
+	{ "Wacom Intuos3 12x19", 10, 97536, 60960, 1023, 63, INTUOS3L },
+	{ "Wacom Intuos3 6x11",  10, 54204, 31750, 1023, 63, INTUOS3 },
+	{ "Wacom Intuos3 4x6",   10, 31496, 19685, 1023, 15, INTUOS3S },
+	{ "Wacom Cintiq 21UX",   10, 87200, 65600, 1023, 63, CINTIQ },
+	{ "Wacom Intuos2 6x8",   10, 20320, 16240, 1023, 63, INTUOS },
 	{ }
 };
 
@@ -618,6 +628,7 @@ static struct usb_device_id wacom_ids[] = {
 	{ USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB3) },
 	{ USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB4) },
 	{ USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB5) },
+	{ USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB7) },
 	{ USB_DEVICE(USB_VENDOR_ID_WACOM, 0x3F) },
 	{ USB_DEVICE(USB_VENDOR_ID_WACOM, 0x47) },
 	{ }
diff --git a/drivers/usb/input/wacom_wac.h b/drivers/usb/input/wacom_wac.h
index ceae7bf59d9f..a1d9ce007970 100644
--- a/drivers/usb/input/wacom_wac.h
+++ b/drivers/usb/input/wacom_wac.h
@@ -20,6 +20,7 @@ enum {
 	PTU,
 	PL,
 	INTUOS,
+	INTUOS3S,
 	INTUOS3,
 	INTUOS3L,
 	CINTIQ,
@@ -34,7 +35,6 @@ struct wacom_features {
 	int pressure_max;
 	int distance_max;
 	int type;
-	usb_complete_t irq;
 };
 
 struct wacom_wac {
diff --git a/drivers/usb/input/xpad.c b/drivers/usb/input/xpad.c
index cebb6c463bfb..df97e5c803f9 100644
--- a/drivers/usb/input/xpad.c
+++ b/drivers/usb/input/xpad.c
@@ -1,8 +1,13 @@
 /*
- * X-Box gamepad - v0.0.5
+ * X-Box gamepad - v0.0.6
  *
  * Copyright (c) 2002 Marko Friedemann <mfr@bmx-chemnitz.de>
- *
+ *               2004 Oliver Schwartz <Oliver.Schwartz@gmx.de>,
+ *                    Steven Toth <steve@toth.demon.co.uk>,
+ *                    Franz Lehner <franz@caos.at>,
+ *                    Ivan Hawkes <blackhawk@ivanhawkes.com>
+ *               2005 Dominic Cerquetti <binary1230@yahoo.com>
+ *               2006 Adam Buchbinder <adam.buchbinder@gmail.com>
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License as
@@ -28,11 +33,13 @@
  *  - ITO Takayuki for providing essential xpad information on his website
  *  - Vojtech Pavlik     - iforce driver / input subsystem
  *  - Greg Kroah-Hartman - usb-skeleton driver
+ *  - XBOX Linux project - extra USB id's
  *
  * TODO:
- *  - fine tune axes
+ *  - fine tune axes (especially trigger axes)
  *  - fix "analog" buttons (reported as digital now)
  *  - get rumble working
+ *  - need USB IDs for other dance pads
  *
  * History:
  *
@@ -52,30 +59,79 @@
  *  - fixed d-pad to axes mapping
  *
  * 2002-07-17 - 0.0.5 : simplified d-pad handling
+ *
+ * 2004-10-02 - 0.0.6 : DDR pad support
+ *  - borrowed from the XBOX linux kernel
+ *  - USB id's for commonly used dance pads are present
+ *  - dance pads will map D-PAD to buttons, not axes
+ *  - pass the module paramater 'dpad_to_buttons' to force
+ *    the D-PAD to map to buttons if your pad is not detected
  */
 
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/slab.h>
+#include <linux/stat.h>
 #include <linux/module.h>
+#include <linux/moduleparam.h>
 #include <linux/smp_lock.h>
 #include <linux/usb/input.h>
 
-#define DRIVER_VERSION "v0.0.5"
+#define DRIVER_VERSION "v0.0.6"
 #define DRIVER_AUTHOR "Marko Friedemann <mfr@bmx-chemnitz.de>"
 #define DRIVER_DESC "X-Box pad driver"
 
 #define XPAD_PKT_LEN 32
 
+/* xbox d-pads should map to buttons, as is required for DDR pads
+   but we map them to axes when possible to simplify things */
+#define MAP_DPAD_TO_BUTTONS    0
+#define MAP_DPAD_TO_AXES       1
+#define MAP_DPAD_UNKNOWN       -1
+
+static int dpad_to_buttons;
+module_param(dpad_to_buttons, bool, S_IRUGO);
+MODULE_PARM_DESC(dpad_to_buttons, "Map D-PAD to buttons rather than axes for unknown pads");
+
 static const struct xpad_device {
 	u16 idVendor;
 	u16 idProduct;
 	char *name;
+	u8 dpad_mapping;
 } xpad_device[] = {
-	{ 0x045e, 0x0202, "Microsoft X-Box pad (US)" },
-	{ 0x045e, 0x0285, "Microsoft X-Box pad (Japan)" },
-	{ 0x05fd, 0x107a, "InterAct 'PowerPad Pro' X-Box pad (Germany)" },
-	{ 0x0000, 0x0000, "X-Box pad" }
+	{ 0x045e, 0x0202, "Microsoft X-Box pad v1 (US)", MAP_DPAD_TO_AXES },
+	{ 0x045e, 0x0289, "Microsoft X-Box pad v2 (US)", MAP_DPAD_TO_AXES },
+	{ 0x045e, 0x0285, "Microsoft X-Box pad (Japan)", MAP_DPAD_TO_AXES },
+	{ 0x045e, 0x0287, "Microsoft Xbox Controller S", MAP_DPAD_TO_AXES },
+	{ 0x0c12, 0x8809, "RedOctane Xbox Dance Pad", MAP_DPAD_TO_BUTTONS },
+	{ 0x044f, 0x0f07, "Thrustmaster, Inc. Controller", MAP_DPAD_TO_AXES },
+	{ 0x046d, 0xca84, "Logitech Xbox Cordless Controller", MAP_DPAD_TO_AXES },
+	{ 0x046d, 0xca88, "Logitech Compact Controller for Xbox", MAP_DPAD_TO_AXES },
+	{ 0x05fd, 0x1007, "Mad Catz Controller (unverified)", MAP_DPAD_TO_AXES },
+	{ 0x05fd, 0x107a, "InterAct 'PowerPad Pro' X-Box pad (Germany)", MAP_DPAD_TO_AXES },
+	{ 0x0738, 0x4516, "Mad Catz Control Pad", MAP_DPAD_TO_AXES },
+	{ 0x0738, 0x4522, "Mad Catz LumiCON", MAP_DPAD_TO_AXES },
+	{ 0x0738, 0x4526, "Mad Catz Control Pad Pro", MAP_DPAD_TO_AXES },
+	{ 0x0738, 0x4536, "Mad Catz MicroCON", MAP_DPAD_TO_AXES },
+	{ 0x0738, 0x4540, "Mad Catz Beat Pad", MAP_DPAD_TO_BUTTONS },
+	{ 0x0738, 0x4556, "Mad Catz Lynx Wireless Controller", MAP_DPAD_TO_AXES },
+	{ 0x0738, 0x6040, "Mad Catz Beat Pad Pro", MAP_DPAD_TO_BUTTONS },
+	{ 0x0c12, 0x8802, "Zeroplus Xbox Controller", MAP_DPAD_TO_AXES },
+	{ 0x0c12, 0x8810, "Zeroplus Xbox Controller", MAP_DPAD_TO_AXES },
+	{ 0x0c12, 0x9902, "HAMA VibraX - *FAULTY HARDWARE*", MAP_DPAD_TO_AXES },
+	{ 0x0e4c, 0x1097, "Radica Gamester Controller", MAP_DPAD_TO_AXES },
+	{ 0x0e4c, 0x2390, "Radica Games Jtech Controller", MAP_DPAD_TO_AXES},
+	{ 0x0e6f, 0x0003, "Logic3 Freebird wireless Controller", MAP_DPAD_TO_AXES },
+	{ 0x0e6f, 0x0005, "Eclipse wireless Controller", MAP_DPAD_TO_AXES },
+	{ 0x0e6f, 0x0006, "Edge wireless Controller", MAP_DPAD_TO_AXES },
+	{ 0x0e8f, 0x0201, "SmartJoy Frag Xpad/PS2 adaptor", MAP_DPAD_TO_AXES },
+	{ 0x0f30, 0x0202, "Joytech Advanced Controller", MAP_DPAD_TO_AXES },
+	{ 0x0f30, 0x8888, "BigBen XBMiniPad Controller", MAP_DPAD_TO_AXES },
+	{ 0x102c, 0xff0c, "Joytech Wireless Advanced Controller", MAP_DPAD_TO_AXES },
+	{ 0x12ab, 0x8809, "Xbox DDR dancepad", MAP_DPAD_TO_BUTTONS },
+	{ 0x1430, 0x8888, "TX6500+ Dance Pad (first generation)", MAP_DPAD_TO_BUTTONS },
+	{ 0xffff, 0xffff, "Chinese-made Xbox Controller", MAP_DPAD_TO_AXES },
+	{ 0x0000, 0x0000, "Generic X-Box pad", MAP_DPAD_UNKNOWN }
 };
 
 static const signed short xpad_btn[] = {
@@ -84,11 +140,23 @@ static const signed short xpad_btn[] = {
 	-1						/* terminating entry */
 };
 
+/* only used if MAP_DPAD_TO_BUTTONS */
+static const signed short xpad_btn_pad[] = {
+	BTN_LEFT, BTN_RIGHT,		/* d-pad left, right */
+	BTN_0, BTN_1,			/* d-pad up, down (XXX names??) */
+	-1				/* terminating entry */
+};
+
 static const signed short xpad_abs[] = {
 	ABS_X, ABS_Y,		/* left stick */
 	ABS_RX, ABS_RY,		/* right stick */
 	ABS_Z, ABS_RZ,		/* triggers left/right */
-	ABS_HAT0X, ABS_HAT0Y,	/* digital pad */
+	-1			/* terminating entry */
+};
+
+/* only used if MAP_DPAD_TO_AXES */
+static const signed short xpad_abs_pad[] = {
+	ABS_HAT0X, ABS_HAT0Y,	/* d-pad axes */
 	-1			/* terminating entry */
 };
 
@@ -100,14 +168,16 @@ static struct usb_device_id xpad_table [] = {
 MODULE_DEVICE_TABLE (usb, xpad_table);
 
 struct usb_xpad {
-	struct input_dev *dev;			/* input device interface */
-	struct usb_device *udev;		/* usb device */
+	struct input_dev *dev;		/* input device interface */
+	struct usb_device *udev;	/* usb device */
 
-	struct urb *irq_in;			/* urb for interrupt in report */
-	unsigned char *idata;			/* input data */
+	struct urb *irq_in;		/* urb for interrupt in report */
+	unsigned char *idata;		/* input data */
 	dma_addr_t idata_dma;
 
-	char phys[65];				/* physical device path */
+	char phys[65];			/* physical device path */
+
+	int dpad_mapping;		/* map d-pad to buttons or to axes */
 };
 
 /*
@@ -137,14 +207,21 @@ static void xpad_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *d
 	input_report_abs(dev, ABS_RZ, data[11]);
 
 	/* digital pad */
-	input_report_abs(dev, ABS_HAT0X, !!(data[2] & 0x08) - !!(data[2] & 0x04));
-	input_report_abs(dev, ABS_HAT0Y, !!(data[2] & 0x02) - !!(data[2] & 0x01));
+	if (xpad->dpad_mapping == MAP_DPAD_TO_AXES) {
+		input_report_abs(dev, ABS_HAT0X, !!(data[2] & 0x08) - !!(data[2] & 0x04));
+		input_report_abs(dev, ABS_HAT0Y, !!(data[2] & 0x02) - !!(data[2] & 0x01));
+	} else /* xpad->dpad_mapping == MAP_DPAD_TO_BUTTONS */ {
+		input_report_key(dev, BTN_LEFT,  data[2] & 0x04);
+		input_report_key(dev, BTN_RIGHT, data[2] & 0x08);
+		input_report_key(dev, BTN_0,     data[2] & 0x01); // up
+		input_report_key(dev, BTN_1,     data[2] & 0x02); // down
+	}
 
 	/* start/back buttons and stick press left/right */
-	input_report_key(dev, BTN_START, (data[2] & 0x10) >> 4);
-	input_report_key(dev, BTN_BACK, (data[2] & 0x20) >> 5);
-	input_report_key(dev, BTN_THUMBL, (data[2] & 0x40) >> 6);
-	input_report_key(dev, BTN_THUMBR, data[2] >> 7);
+	input_report_key(dev, BTN_START,  data[2] & 0x10);
+	input_report_key(dev, BTN_BACK,   data[2] & 0x20);
+	input_report_key(dev, BTN_THUMBL, data[2] & 0x40);
+	input_report_key(dev, BTN_THUMBR, data[2] & 0x80);
 
 	/* "analog" buttons A, B, X, Y */
 	input_report_key(dev, BTN_A, data[4]);
@@ -206,6 +283,28 @@ static void xpad_close (struct input_dev *dev)
 	usb_kill_urb(xpad->irq_in);
 }
 
+static void xpad_set_up_abs(struct input_dev *input_dev, signed short abs)
+{
+	set_bit(abs, input_dev->absbit);
+
+	switch (abs) {
+	case ABS_X:
+	case ABS_Y:
+	case ABS_RX:
+	case ABS_RY:	/* the two sticks */
+		input_set_abs_params(input_dev, abs, -32768, 32767, 16, 128);
+		break;
+	case ABS_Z:
+	case ABS_RZ:	/* the triggers */
+		input_set_abs_params(input_dev, abs, 0, 255, 0, 0);
+		break;
+	case ABS_HAT0X:
+	case ABS_HAT0Y:	/* the d-pad (only if MAP_DPAD_TO_AXES) */
+		input_set_abs_params(input_dev, abs, -1, 1, 0, 0);
+		break;
+	}
+}
+
 static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id)
 {
 	struct usb_device *udev = interface_to_usbdev (intf);
@@ -235,6 +334,9 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id
 		goto fail2;
 
 	xpad->udev = udev;
+	xpad->dpad_mapping = xpad_device[i].dpad_mapping;
+	if (xpad->dpad_mapping == MAP_DPAD_UNKNOWN)
+		xpad->dpad_mapping = dpad_to_buttons;
 	xpad->dev = input_dev;
 	usb_make_path(udev, xpad->phys, sizeof(xpad->phys));
 	strlcat(xpad->phys, "/input0", sizeof(xpad->phys));
@@ -249,32 +351,19 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id
 
 	input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS);
 
+	/* set up buttons */
 	for (i = 0; xpad_btn[i] >= 0; i++)
 		set_bit(xpad_btn[i], input_dev->keybit);
+	if (xpad->dpad_mapping == MAP_DPAD_TO_BUTTONS)
+		for (i = 0; xpad_btn_pad[i] >= 0; i++)
+			set_bit(xpad_btn_pad[i], input_dev->keybit);
 
-	for (i = 0; xpad_abs[i] >= 0; i++) {
-
-		signed short t = xpad_abs[i];
-
-		set_bit(t, input_dev->absbit);
-
-		switch (t) {
-			case ABS_X:
-			case ABS_Y:
-			case ABS_RX:
-			case ABS_RY:	/* the two sticks */
-				input_set_abs_params(input_dev, t, -32768, 32767, 16, 128);
-				break;
-			case ABS_Z:
-			case ABS_RZ:	/* the triggers */
-				input_set_abs_params(input_dev, t, 0, 255, 0, 0);
-				break;
-			case ABS_HAT0X:
-			case ABS_HAT0Y:	/* the d-pad */
-				input_set_abs_params(input_dev, t, -1, 1, 0, 0);
-				break;
-		}
-	}
+	/* set up axes */
+	for (i = 0; xpad_abs[i] >= 0; i++)
+		xpad_set_up_abs(input_dev, xpad_abs[i]);
+	if (xpad->dpad_mapping == MAP_DPAD_TO_AXES)
+		for (i = 0; xpad_abs_pad[i] >= 0; i++)
+		    xpad_set_up_abs(input_dev, xpad_abs_pad[i]);
 
 	ep_irq_in = &intf->cur_altsetting->endpoint[0].desc;
 	usb_fill_int_urb(xpad->irq_in, udev,
@@ -305,7 +394,8 @@ static void xpad_disconnect(struct usb_interface *intf)
 		usb_kill_urb(xpad->irq_in);
 		input_unregister_device(xpad->dev);
 		usb_free_urb(xpad->irq_in);
-		usb_buffer_free(interface_to_usbdev(intf), XPAD_PKT_LEN, xpad->idata, xpad->idata_dma);
+		usb_buffer_free(interface_to_usbdev(intf), XPAD_PKT_LEN,
+				xpad->idata, xpad->idata_dma);
 		kfree(xpad);
 	}
 }
diff --git a/drivers/usb/input/yealink.c b/drivers/usb/input/yealink.c
index 905bf6398257..2268ca311ade 100644
--- a/drivers/usb/input/yealink.c
+++ b/drivers/usb/input/yealink.c
@@ -859,10 +859,8 @@ static int usb_probe(struct usb_interface *intf, const struct usb_device_id *id)
 
 	interface = intf->cur_altsetting;
 	endpoint = &interface->endpoint[0].desc;
-	if (!(endpoint->bEndpointAddress & USB_DIR_IN))
-		return -EIO;
-	if ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) != USB_ENDPOINT_XFER_INT)
-		return -EIO;
+	if (!usb_endpoint_is_int_in(endpoint))
+		return -ENODEV;
 
 	yld = kzalloc(sizeof(struct yealink_dev), GFP_KERNEL);
 	if (!yld)
diff --git a/drivers/usb/misc/Kconfig b/drivers/usb/misc/Kconfig
index c29658f69e2a..a74bf8617e7f 100644
--- a/drivers/usb/misc/Kconfig
+++ b/drivers/usb/misc/Kconfig
@@ -223,6 +223,16 @@ config USB_LD
 	  To compile this driver as a module, choose M here: the
 	  module will be called ldusb.
 
+config USB_TRANCEVIBRATOR
+	tristate "PlayStation 2 Trance Vibrator driver support"
+	depends on USB
+	help
+	  Say Y here if you want to connect a PlayStation 2 Trance Vibrator
+	  device to your computer's USB port.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called trancevibrator.
+
 config USB_TEST
 	tristate "USB testing driver (DEVELOPMENT)"
 	depends on USB && USB_DEVICEFS && EXPERIMENTAL
diff --git a/drivers/usb/misc/Makefile b/drivers/usb/misc/Makefile
index 2be70fa259bf..2cba07d31971 100644
--- a/drivers/usb/misc/Makefile
+++ b/drivers/usb/misc/Makefile
@@ -4,6 +4,7 @@
 #
 
 obj-$(CONFIG_USB_ADUTUX)	+= adutux.o
+obj-$(CONFIG_USB_APPLEDISPLAY)	+= appledisplay.o
 obj-$(CONFIG_USB_AUERSWALD)	+= auerswald.o
 obj-$(CONFIG_USB_CYPRESS_CY7C63)+= cypress_cy7c63.o
 obj-$(CONFIG_USB_CYTHERM)	+= cytherm.o
@@ -21,6 +22,7 @@ obj-$(CONFIG_USB_PHIDGETMOTORCONTROL)	+= phidgetmotorcontrol.o
 obj-$(CONFIG_USB_PHIDGETSERVO)	+= phidgetservo.o
 obj-$(CONFIG_USB_RIO500)	+= rio500.o
 obj-$(CONFIG_USB_TEST)		+= usbtest.o
+obj-$(CONFIG_USB_TRANCEVIBRATOR)	+= trancevibrator.o
 obj-$(CONFIG_USB_USS720)	+= uss720.o
 
 obj-$(CONFIG_USB_SISUSBVGA)	+= sisusbvga/
diff --git a/drivers/usb/misc/adutux.c b/drivers/usb/misc/adutux.c
index aecd633fe9f6..af2934e016a7 100644
--- a/drivers/usb/misc/adutux.c
+++ b/drivers/usb/misc/adutux.c
@@ -370,7 +370,8 @@ static int adu_release(struct inode *inode, struct file *file)
 	retval = adu_release_internal(dev);
 
 exit:
-	up(&dev->sem);
+	if (dev)
+		up(&dev->sem);
 	dbg(2," %s : leave, return value %d", __FUNCTION__, retval);
 	return retval;
 }
diff --git a/drivers/usb/misc/appledisplay.c b/drivers/usb/misc/appledisplay.c
index 6b23a1def9fe..ba30ca6a14aa 100644
--- a/drivers/usb/misc/appledisplay.c
+++ b/drivers/usb/misc/appledisplay.c
@@ -216,10 +216,7 @@ static int appledisplay_probe(struct usb_interface *iface,
 	iface_desc = iface->cur_altsetting;
 	for (i = 0; i < iface_desc->desc.bNumEndpoints; i++) {
 		endpoint = &iface_desc->endpoint[i].desc;
-		if (!int_in_endpointAddr &&
-		    (endpoint->bEndpointAddress & USB_DIR_IN) &&
-		    ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) ==
-		     USB_ENDPOINT_XFER_INT)) {
+		if (!int_in_endpointAddr && usb_endpoint_is_int_in(endpoint)) {
 			/* we found an interrupt in endpoint */
 			int_in_endpointAddr = endpoint->bEndpointAddress;
 			break;
diff --git a/drivers/usb/misc/auerswald.c b/drivers/usb/misc/auerswald.c
index 0be9d62d62ae..c703f73e1655 100644
--- a/drivers/usb/misc/auerswald.c
+++ b/drivers/usb/misc/auerswald.c
@@ -704,9 +704,7 @@ static void auerbuf_free (pauerbuf_t bp)
 {
 	kfree(bp->bufp);
 	kfree(bp->dr);
-	if (bp->urbp) {
-		usb_free_urb(bp->urbp);
-	}
+	usb_free_urb(bp->urbp);
 	kfree(bp);
 }
 
@@ -780,7 +778,7 @@ static int auerbuf_setup (pauerbufctl_t bcp, unsigned int numElements, unsigned
 
 bl_fail:/* not enough memory. Free allocated elements */
         dbg ("auerbuf_setup: no more memory");
-	kfree(bep);
+	auerbuf_free(bep);
         auerbuf_free_buffers (bcp);
         return -ENOMEM;
 }
@@ -1155,8 +1153,7 @@ static void auerswald_int_release (pauerswald_t cp)
         dbg ("auerswald_int_release");
 
         /* stop the int endpoint */
-        if (cp->inturbp)
-                usb_kill_urb (cp->inturbp);
+	usb_kill_urb (cp->inturbp);
 
         /* deallocate memory */
         auerswald_int_free (cp);
diff --git a/drivers/usb/misc/emi26.c b/drivers/usb/misc/emi26.c
index 1fd9cb85f4ca..5c0a26cbd128 100644
--- a/drivers/usb/misc/emi26.c
+++ b/drivers/usb/misc/emi26.c
@@ -53,13 +53,12 @@ static void __exit emi26_exit (void);
 static int emi26_writememory (struct usb_device *dev, int address, unsigned char *data, int length, __u8 request)
 {
 	int result;
-	unsigned char *buffer =  kmalloc (length, GFP_KERNEL);
+	unsigned char *buffer =  kmemdup(data, length, GFP_KERNEL);
 
 	if (!buffer) {
 		err("emi26: kmalloc(%d) failed.", length);
 		return -ENOMEM;
 	}
-	memcpy (buffer, data, length);
 	/* Note: usb_control_msg returns negative value on error or length of the
 	 * 		 data that was written! */
 	result = usb_control_msg (dev, usb_sndctrlpipe(dev, 0), request, 0x40, address, 0, buffer, length, 300);
diff --git a/drivers/usb/misc/emi62.c b/drivers/usb/misc/emi62.c
index fe351371f274..23153eac0dfa 100644
--- a/drivers/usb/misc/emi62.c
+++ b/drivers/usb/misc/emi62.c
@@ -61,13 +61,12 @@ static void __exit emi62_exit (void);
 static int emi62_writememory (struct usb_device *dev, int address, unsigned char *data, int length, __u8 request)
 {
 	int result;
-	unsigned char *buffer =  kmalloc (length, GFP_KERNEL);
+	unsigned char *buffer =  kmemdup(data, length, GFP_KERNEL);
 
 	if (!buffer) {
 		err("emi62: kmalloc(%d) failed.", length);
 		return -ENOMEM;
 	}
-	memcpy (buffer, data, length);
 	/* Note: usb_control_msg returns negative value on error or length of the
 	 * 		 data that was written! */
 	result = usb_control_msg (dev, usb_sndctrlpipe(dev, 0), request, 0x40, address, 0, buffer, length, 300);
diff --git a/drivers/usb/misc/ftdi-elan.c b/drivers/usb/misc/ftdi-elan.c
index 0eb26a26115b..cb0ba3107d7f 100644
--- a/drivers/usb/misc/ftdi-elan.c
+++ b/drivers/usb/misc/ftdi-elan.c
@@ -303,7 +303,7 @@ void ftdi_elan_gone_away(struct platform_device *pdev)
 
 
 EXPORT_SYMBOL_GPL(ftdi_elan_gone_away);
-void ftdi_release_platform_dev(struct device *dev)
+static void ftdi_release_platform_dev(struct device *dev)
 {
         dev->parent = NULL;
 }
@@ -513,8 +513,6 @@ static void ftdi_elan_respond_work(void *data)
                         ftdi->disconnected += 1;
                 } else if (retval == -ENODEV) {
                         ftdi->disconnected += 1;
-                } else if (retval == -ENODEV) {
-                        ftdi->disconnected += 1;
                 } else if (retval == -EILSEQ) {
                         ftdi->disconnected += 1;
                 } else {
@@ -1186,11 +1184,8 @@ static ssize_t ftdi_elan_write(struct file *file,
         int retval = 0;
         struct urb *urb;
         char *buf;
-        char data[30 *3 + 4];
-        char *d = data;
-        const char __user *s = user_buffer;
-        int m = (sizeof(data) - 1) / 3;
-        struct usb_ftdi *ftdi = (struct usb_ftdi *)file->private_data;
+        struct usb_ftdi *ftdi = file->private_data;
+
         if (ftdi->disconnected > 0) {
                 return -ENODEV;
         }
@@ -1220,27 +1215,18 @@ static ssize_t ftdi_elan_write(struct file *file,
         if (retval) {
                 dev_err(&ftdi->udev->dev, "failed submitting write urb, error %"
                         "d\n", retval);
-                goto error_4;
+                goto error_3;
         }
         usb_free_urb(urb);
-      exit:;
-        if (count > m) {
-                int I = m - 1;
-                while (I-- > 0) {
-                        d += sprintf(d, " %02X", 0x000000FF & *s++);
-                }
-                d += sprintf(d, " ..");
-        } else {
-                int I = count;
-                while (I-- > 0) {
-                        d += sprintf(d, " %02X", 0x000000FF & *s++);
-                }
-        }
+
+exit:
         return count;
-      error_4: error_3:usb_buffer_free(ftdi->udev, count, buf,
-              urb->transfer_dma);
-      error_2:usb_free_urb(urb);
-      error_1:return retval;
+error_3:
+	usb_buffer_free(ftdi->udev, count, buf, urb->transfer_dma);
+error_2:
+	usb_free_urb(urb);
+error_1:
+	return retval;
 }
 
 static struct file_operations ftdi_elan_fops = {
@@ -1440,14 +1426,6 @@ static int ftdi_elan_read_reg(struct usb_ftdi *ftdi, u32 *data)
         }
 }
 
-int usb_ftdi_elan_read_reg(struct platform_device *pdev, u32 *data)
-{
-        struct usb_ftdi *ftdi = platform_device_to_usb_ftdi(pdev);
-        return ftdi_elan_read_reg(ftdi, data);
-}
-
-
-EXPORT_SYMBOL_GPL(usb_ftdi_elan_read_reg);
 static int ftdi_elan_read_config(struct usb_ftdi *ftdi, int config_offset,
         u8 width, u32 *data)
 {
@@ -2647,10 +2625,7 @@ static int ftdi_elan_probe(struct usb_interface *interface,
         for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i) {
                 endpoint = &iface_desc->endpoint[i].desc;
                 if (!ftdi->bulk_in_endpointAddr &&
-                        ((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK)
-                        == USB_DIR_IN) && ((endpoint->bmAttributes &
-                        USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_BULK))
-                        {
+		    usb_endpoint_is_bulk_in(endpoint)) {
                         buffer_size = le16_to_cpu(endpoint->wMaxPacketSize);
                         ftdi->bulk_in_size = buffer_size;
                         ftdi->bulk_in_endpointAddr = endpoint->bEndpointAddress;
@@ -2663,10 +2638,7 @@ static int ftdi_elan_probe(struct usb_interface *interface,
                         }
                 }
                 if (!ftdi->bulk_out_endpointAddr &&
-                        ((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK)
-                        == USB_DIR_OUT) && ((endpoint->bmAttributes &
-                        USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_BULK))
-                        {
+		    usb_endpoint_is_bulk_out(endpoint)) {
                         ftdi->bulk_out_endpointAddr =
                                 endpoint->bEndpointAddress;
                 }
diff --git a/drivers/usb/misc/idmouse.c b/drivers/usb/misc/idmouse.c
index 8e6e195a22ba..c9418535bef8 100644
--- a/drivers/usb/misc/idmouse.c
+++ b/drivers/usb/misc/idmouse.c
@@ -125,12 +125,12 @@ static DEFINE_MUTEX(disconnect_mutex);
 
 static int idmouse_create_image(struct usb_idmouse *dev)
 {
-	int bytes_read = 0;
-	int bulk_read = 0;
-	int result = 0;
+	int bytes_read;
+	int bulk_read;
+	int result;
 
 	memcpy(dev->bulk_in_buffer, HEADER, sizeof(HEADER)-1);
-	bytes_read += sizeof(HEADER)-1;
+	bytes_read = sizeof(HEADER)-1;
 
 	/* reset the device and set a fast blink rate */
 	result = ftip_command(dev, FTIP_RELEASE, 0, 0);
@@ -208,9 +208,9 @@ static inline void idmouse_delete(struct usb_idmouse *dev)
 
 static int idmouse_open(struct inode *inode, struct file *file)
 {
-	struct usb_idmouse *dev = NULL;
+	struct usb_idmouse *dev;
 	struct usb_interface *interface;
-	int result = 0;
+	int result;
 
 	/* prevent disconnects */
 	mutex_lock(&disconnect_mutex);
@@ -305,7 +305,7 @@ static ssize_t idmouse_read(struct file *file, char __user *buffer, size_t count
 				loff_t * ppos)
 {
 	struct usb_idmouse *dev;
-	int result = 0;
+	int result;
 
 	dev = (struct usb_idmouse *) file->private_data;
 
@@ -329,7 +329,7 @@ static int idmouse_probe(struct usb_interface *interface,
 				const struct usb_device_id *id)
 {
 	struct usb_device *udev = interface_to_usbdev(interface);
-	struct usb_idmouse *dev = NULL;
+	struct usb_idmouse *dev;
 	struct usb_host_interface *iface_desc;
 	struct usb_endpoint_descriptor *endpoint;
 	int result;
@@ -350,11 +350,7 @@ static int idmouse_probe(struct usb_interface *interface,
 
 	/* set up the endpoint information - use only the first bulk-in endpoint */
 	endpoint = &iface_desc->endpoint[0].desc;
-	if (!dev->bulk_in_endpointAddr
-		&& (endpoint->bEndpointAddress & USB_DIR_IN)
-		&& ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) ==
-		USB_ENDPOINT_XFER_BULK)) {
-
+	if (!dev->bulk_in_endpointAddr && usb_endpoint_is_bulk_in(endpoint)) {
 		/* we found a bulk in endpoint */
 		dev->orig_bi_size = le16_to_cpu(endpoint->wMaxPacketSize);
 		dev->bulk_in_size = 0x200; /* works _much_ faster */
diff --git a/drivers/usb/misc/legousbtower.c b/drivers/usb/misc/legousbtower.c
index 27089497e717..5dce797bddb7 100644
--- a/drivers/usb/misc/legousbtower.c
+++ b/drivers/usb/misc/legousbtower.c
@@ -317,12 +317,8 @@ static inline void tower_delete (struct lego_usb_tower *dev)
 	tower_abort_transfers (dev);
 
 	/* free data structures */
-	if (dev->interrupt_in_urb != NULL) {
-		usb_free_urb (dev->interrupt_in_urb);
-	}
-	if (dev->interrupt_out_urb != NULL) {
-		usb_free_urb (dev->interrupt_out_urb);
-	}
+	usb_free_urb(dev->interrupt_in_urb);
+	usb_free_urb(dev->interrupt_out_urb);
 	kfree (dev->read_buffer);
 	kfree (dev->interrupt_in_buffer);
 	kfree (dev->interrupt_out_buffer);
@@ -502,15 +498,11 @@ static void tower_abort_transfers (struct lego_usb_tower *dev)
 	if (dev->interrupt_in_running) {
 		dev->interrupt_in_running = 0;
 		mb();
-		if (dev->interrupt_in_urb != NULL && dev->udev) {
+		if (dev->udev)
 			usb_kill_urb (dev->interrupt_in_urb);
-		}
-	}
-	if (dev->interrupt_out_busy) {
-		if (dev->interrupt_out_urb != NULL && dev->udev) {
-			usb_kill_urb (dev->interrupt_out_urb);
-		}
 	}
+	if (dev->interrupt_out_busy && dev->udev)
+		usb_kill_urb(dev->interrupt_out_urb);
 
 exit:
 	dbg(2, "%s: leave", __FUNCTION__);
@@ -898,14 +890,11 @@ static int tower_probe (struct usb_interface *interface, const struct usb_device
 	for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i) {
 		endpoint = &iface_desc->endpoint[i].desc;
 
-		if (((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_IN) &&
-		    ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT)) {
-			dev->interrupt_in_endpoint = endpoint;
-		}
-
-		if (((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_OUT) &&
-		    ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT)) {
-			dev->interrupt_out_endpoint = endpoint;
+		if (usb_endpoint_xfer_int(endpoint)) {
+			if (usb_endpoint_dir_in(endpoint))
+				dev->interrupt_in_endpoint = endpoint;
+			else
+				dev->interrupt_out_endpoint = endpoint;
 		}
 	}
 	if(dev->interrupt_in_endpoint == NULL) {
diff --git a/drivers/usb/misc/phidgetkit.c b/drivers/usb/misc/phidgetkit.c
index abb4dcd811ac..9110793f81d3 100644
--- a/drivers/usb/misc/phidgetkit.c
+++ b/drivers/usb/misc/phidgetkit.c
@@ -551,7 +551,7 @@ static int interfacekit_probe(struct usb_interface *intf, const struct usb_devic
 		return -ENODEV;
 
 	endpoint = &interface->endpoint[0].desc;
-	if (!(endpoint->bEndpointAddress & 0x80)) 
+	if (!usb_endpoint_dir_in(endpoint))
 		return -ENODEV;
 	/*
 	 * bmAttributes
@@ -650,8 +650,7 @@ out2:
 		device_remove_file(kit->dev, &dev_output_attrs[i]);
 out:
 	if (kit) {
-		if (kit->irq)
-			usb_free_urb(kit->irq);
+		usb_free_urb(kit->irq);
 		if (kit->data)
 			usb_buffer_free(dev, URB_INT_SIZE, kit->data, kit->data_dma);
 		if (kit->dev)
diff --git a/drivers/usb/misc/phidgetmotorcontrol.c b/drivers/usb/misc/phidgetmotorcontrol.c
index 5c780cab92e0..c3469b0a67c2 100644
--- a/drivers/usb/misc/phidgetmotorcontrol.c
+++ b/drivers/usb/misc/phidgetmotorcontrol.c
@@ -323,7 +323,7 @@ static int motorcontrol_probe(struct usb_interface *intf, const struct usb_devic
 		return -ENODEV;
 
 	endpoint = &interface->endpoint[0].desc;
-	if (!(endpoint->bEndpointAddress & 0x80))
+	if (!usb_endpoint_dir_in(endpoint))
 		return -ENODEV;
 
 	/*
@@ -392,8 +392,7 @@ out2:
 		device_remove_file(mc->dev, &dev_attrs[i]);
 out:
 	if (mc) {
-		if (mc->irq)
-			usb_free_urb(mc->irq);
+		usb_free_urb(mc->irq);
 		if (mc->data)
 			usb_buffer_free(dev, URB_INT_SIZE, mc->data, mc->data_dma);
 		if (mc->dev)
diff --git a/drivers/usb/input/trancevibrator.c b/drivers/usb/misc/trancevibrator.c
index 33cd91d11eca..33cd91d11eca 100644
--- a/drivers/usb/input/trancevibrator.c
+++ b/drivers/usb/misc/trancevibrator.c
diff --git a/drivers/usb/misc/usb_u132.h b/drivers/usb/misc/usb_u132.h
index 551ba8906d62..dc2e5a31caec 100644
--- a/drivers/usb/misc/usb_u132.h
+++ b/drivers/usb/misc/usb_u132.h
@@ -52,7 +52,7 @@
 * the kernel to load the "u132-hcd" module.
 *
 * The "ftdi-u132" module provides the interface to the inserted
-* PC card and the "u132-hcd" module uses the API to send and recieve
+* PC card and the "u132-hcd" module uses the API to send and receive
 * data. The API features call-backs, so that part of the "u132-hcd"
 * module code will run in the context of one of the kernel threads
 * of the "ftdi-u132" module.
@@ -95,3 +95,7 @@ int usb_ftdi_elan_edset_setup(struct platform_device *pdev, u8 ed_number,
          int halted, int skipped, int actual, int non_null));
 int usb_ftdi_elan_edset_flush(struct platform_device *pdev, u8 ed_number,
         void *endp);
+int usb_ftdi_elan_read_pcimem(struct platform_device *pdev, int mem_offset,
+			      u8 width, u32 *data);
+int usb_ftdi_elan_write_pcimem(struct platform_device *pdev, int mem_offset,
+			       u8 width, u32 data);
diff --git a/drivers/usb/misc/usbtest.c b/drivers/usb/misc/usbtest.c
index 7c2cbdf81d20..194065dbb51f 100644
--- a/drivers/usb/misc/usbtest.c
+++ b/drivers/usb/misc/usbtest.c
@@ -138,7 +138,7 @@ get_endpoints (struct usbtest_dev *dev, struct usb_interface *intf)
 			default:
 				continue;
 			}
-			if (e->desc.bEndpointAddress & USB_DIR_IN) {
+			if (usb_endpoint_dir_in(&e->desc)) {
 				if (!in)
 					in = e;
 			} else {
@@ -147,7 +147,7 @@ get_endpoints (struct usbtest_dev *dev, struct usb_interface *intf)
 			}
 			continue;
 try_iso:
-			if (e->desc.bEndpointAddress & USB_DIR_IN) {
+			if (usb_endpoint_dir_in(&e->desc)) {
 				if (!iso_in)
 					iso_in = e;
 			} else {
diff --git a/drivers/usb/net/Kconfig b/drivers/usb/net/Kconfig
index 054059632a21..e081836014ac 100644
--- a/drivers/usb/net/Kconfig
+++ b/drivers/usb/net/Kconfig
@@ -92,8 +92,13 @@ config USB_RTL8150
 	  To compile this driver as a module, choose M here: the
 	  module will be called rtl8150.
 
+config USB_USBNET_MII
+	tristate
+	default n
+
 config USB_USBNET
 	tristate "Multi-purpose USB Networking Framework"
+	select MII if USBNET_MII != n
 	---help---
 	  This driver supports several kinds of network links over USB,
 	  with "minidrivers" built around a common network driver core
@@ -129,7 +134,7 @@ config USB_NET_AX8817X
 	tristate "ASIX AX88xxx Based USB 2.0 Ethernet Adapters"
 	depends on USB_USBNET && NET_ETHERNET
 	select CRC32
-	select MII
+	select USB_USBNET_MII
 	default y
 	help
 	  This option adds support for ASIX AX88xxx based USB 2.0
@@ -207,6 +212,15 @@ config USB_NET_PLUSB
 	  Choose this option if you're using a host-to-host cable
 	  with one of these chips.
 
+config USB_NET_MCS7830
+	tristate "MosChip MCS7830 based Ethernet adapters"
+	depends on USB_USBNET
+	select USB_USBNET_MII
+	help
+	  Choose this option if you're using a 10/100 Ethernet USB2
+	  adapter based on the MosChip 7830 controller. This includes
+	  adapters marketed under the DeLOCK brand.
+
 config USB_NET_RNDIS_HOST
 	tristate "Host for RNDIS devices (EXPERIMENTAL)"
 	depends on USB_USBNET && EXPERIMENTAL
diff --git a/drivers/usb/net/Makefile b/drivers/usb/net/Makefile
index 160f19dbdf12..7b51964de171 100644
--- a/drivers/usb/net/Makefile
+++ b/drivers/usb/net/Makefile
@@ -14,6 +14,7 @@ obj-$(CONFIG_USB_NET_PLUSB)	+= plusb.o
 obj-$(CONFIG_USB_NET_RNDIS_HOST)	+= rndis_host.o
 obj-$(CONFIG_USB_NET_CDC_SUBSET)	+= cdc_subset.o
 obj-$(CONFIG_USB_NET_ZAURUS)	+= zaurus.o
+obj-$(CONFIG_USB_NET_MCS7830)	+= mcs7830.o
 obj-$(CONFIG_USB_USBNET)	+= usbnet.o
 
 ifeq ($(CONFIG_USB_DEBUG),y)
diff --git a/drivers/usb/net/asix.c b/drivers/usb/net/asix.c
index c73dd224aa76..95e682e2c9d6 100644
--- a/drivers/usb/net/asix.c
+++ b/drivers/usb/net/asix.c
@@ -249,9 +249,9 @@ asix_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, u16 index,
 
 	req->bRequestType = USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE;
 	req->bRequest = cmd;
-	req->wValue = value;
-	req->wIndex = index;
-	req->wLength = size;
+	req->wValue = cpu_to_le16(value);
+	req->wIndex = cpu_to_le16(index);
+	req->wLength = cpu_to_le16(size);
 
 	usb_fill_control_urb(urb, dev->udev,
 			     usb_sndctrlpipe(dev->udev, 0),
@@ -569,10 +569,12 @@ static int asix_mdio_read(struct net_device *netdev, int phy_id, int loc)
 	struct usbnet *dev = netdev_priv(netdev);
 	u16 res;
 
+	mutex_lock(&dev->phy_mutex);
 	asix_set_sw_mii(dev);
 	asix_read_cmd(dev, AX_CMD_READ_MII_REG, phy_id,
 				(__u16)loc, 2, (u16 *)&res);
 	asix_set_hw_mii(dev);
+	mutex_unlock(&dev->phy_mutex);
 
 	devdbg(dev, "asix_mdio_read() phy_id=0x%02x, loc=0x%02x, returns=0x%04x", phy_id, loc, le16_to_cpu(res & 0xffff));
 
@@ -586,10 +588,12 @@ asix_mdio_write(struct net_device *netdev, int phy_id, int loc, int val)
 	u16 res = cpu_to_le16(val);
 
 	devdbg(dev, "asix_mdio_write() phy_id=0x%02x, loc=0x%02x, val=0x%04x", phy_id, loc, val);
+	mutex_lock(&dev->phy_mutex);
 	asix_set_sw_mii(dev);
 	asix_write_cmd(dev, AX_CMD_WRITE_MII_REG, phy_id,
 				(__u16)loc, 2, (u16 *)&res);
 	asix_set_hw_mii(dev);
+	mutex_unlock(&dev->phy_mutex);
 }
 
 /* Get the PHY Identifier from the PHYSID1 & PHYSID2 MII registers */
@@ -700,32 +704,6 @@ static void asix_get_drvinfo (struct net_device *net,
 	info->eedump_len = data->eeprom_len;
 }
 
-static int asix_get_settings(struct net_device *net, struct ethtool_cmd *cmd)
-{
-	struct usbnet *dev = netdev_priv(net);
-
-	return mii_ethtool_gset(&dev->mii,cmd);
-}
-
-static int asix_set_settings(struct net_device *net, struct ethtool_cmd *cmd)
-{
-	struct usbnet *dev = netdev_priv(net);
-	int res = mii_ethtool_sset(&dev->mii,cmd);
-
-	/* link speed/duplex might have changed */
-	if (dev->driver_info->link_reset)
-		dev->driver_info->link_reset(dev);
-
-	return res;
-}
-
-static int asix_nway_reset(struct net_device *net)
-{
-	struct usbnet *dev = netdev_priv(net);
-
-	return mii_nway_restart(&dev->mii);
-}
-
 static u32 asix_get_link(struct net_device *net)
 {
 	struct usbnet *dev = netdev_priv(net);
@@ -746,15 +724,15 @@ static int asix_ioctl (struct net_device *net, struct ifreq *rq, int cmd)
 static struct ethtool_ops ax88172_ethtool_ops = {
 	.get_drvinfo		= asix_get_drvinfo,
 	.get_link		= asix_get_link,
-	.nway_reset		= asix_nway_reset,
 	.get_msglevel		= usbnet_get_msglevel,
 	.set_msglevel		= usbnet_set_msglevel,
 	.get_wol		= asix_get_wol,
 	.set_wol		= asix_set_wol,
 	.get_eeprom_len		= asix_get_eeprom_len,
 	.get_eeprom		= asix_get_eeprom,
-	.get_settings		= asix_get_settings,
-	.set_settings		= asix_set_settings,
+	.get_settings		= usbnet_get_settings,
+	.set_settings		= usbnet_set_settings,
+	.nway_reset		= usbnet_nway_reset,
 };
 
 static void ax88172_set_multicast(struct net_device *net)
@@ -885,15 +863,15 @@ out1:
 static struct ethtool_ops ax88772_ethtool_ops = {
 	.get_drvinfo		= asix_get_drvinfo,
 	.get_link		= asix_get_link,
-	.nway_reset		= asix_nway_reset,
 	.get_msglevel		= usbnet_get_msglevel,
 	.set_msglevel		= usbnet_set_msglevel,
 	.get_wol		= asix_get_wol,
 	.set_wol		= asix_set_wol,
 	.get_eeprom_len		= asix_get_eeprom_len,
 	.get_eeprom		= asix_get_eeprom,
-	.get_settings		= asix_get_settings,
-	.set_settings		= asix_set_settings,
+	.get_settings		= usbnet_get_settings,
+	.set_settings		= usbnet_set_settings,
+	.nway_reset		= usbnet_nway_reset,
 };
 
 static int ax88772_link_reset(struct usbnet *dev)
@@ -1046,15 +1024,15 @@ out1:
 static struct ethtool_ops ax88178_ethtool_ops = {
 	.get_drvinfo		= asix_get_drvinfo,
 	.get_link		= asix_get_link,
-	.nway_reset		= asix_nway_reset,
 	.get_msglevel		= usbnet_get_msglevel,
 	.set_msglevel		= usbnet_set_msglevel,
 	.get_wol		= asix_get_wol,
 	.set_wol		= asix_set_wol,
 	.get_eeprom_len		= asix_get_eeprom_len,
 	.get_eeprom		= asix_get_eeprom,
-	.get_settings		= asix_get_settings,
-	.set_settings		= asix_set_settings,
+	.get_settings		= usbnet_get_settings,
+	.set_settings		= usbnet_set_settings,
+	.nway_reset		= usbnet_nway_reset,
 };
 
 static int marvell_phy_init(struct usbnet *dev)
diff --git a/drivers/usb/net/catc.c b/drivers/usb/net/catc.c
index f740325abac4..907b820a5faf 100644
--- a/drivers/usb/net/catc.c
+++ b/drivers/usb/net/catc.c
@@ -786,14 +786,10 @@ static int catc_probe(struct usb_interface *intf, const struct usb_device_id *id
 	if ((!catc->ctrl_urb) || (!catc->tx_urb) || 
 	    (!catc->rx_urb) || (!catc->irq_urb)) {
 		err("No free urbs available.");
-		if (catc->ctrl_urb)
-			usb_free_urb(catc->ctrl_urb);
-		if (catc->tx_urb)
-			usb_free_urb(catc->tx_urb);
-		if (catc->rx_urb)
-			usb_free_urb(catc->rx_urb);
-		if (catc->irq_urb)
-			usb_free_urb(catc->irq_urb);
+		usb_free_urb(catc->ctrl_urb);
+		usb_free_urb(catc->tx_urb);
+		usb_free_urb(catc->rx_urb);
+		usb_free_urb(catc->irq_urb);
 		free_netdev(netdev);
 		return -ENOMEM;
 	}
diff --git a/drivers/usb/net/cdc_ether.c b/drivers/usb/net/cdc_ether.c
index 82ce0358d9a3..44a91547146e 100644
--- a/drivers/usb/net/cdc_ether.c
+++ b/drivers/usb/net/cdc_ether.c
@@ -200,8 +200,7 @@ next_desc:
 
 		dev->status = &info->control->cur_altsetting->endpoint [0];
 		desc = &dev->status->desc;
-		if (desc->bmAttributes != USB_ENDPOINT_XFER_INT
-				|| !(desc->bEndpointAddress & USB_DIR_IN)
+		if (!usb_endpoint_is_int_in(desc)
 				|| (le16_to_cpu(desc->wMaxPacketSize)
 					< sizeof(struct usb_cdc_notification))
 				|| !desc->bInterval) {
@@ -498,7 +497,7 @@ static struct usb_driver cdc_driver = {
 
 static int __init cdc_init(void)
 {
-	BUG_ON((sizeof(((struct usbnet *)0)->data)
+	BUILD_BUG_ON((sizeof(((struct usbnet *)0)->data)
 			< sizeof(struct cdc_state)));
 
  	return usb_register(&cdc_driver);
diff --git a/drivers/usb/net/kaweth.c b/drivers/usb/net/kaweth.c
index 957d4ad316f9..7c906a43e497 100644
--- a/drivers/usb/net/kaweth.c
+++ b/drivers/usb/net/kaweth.c
@@ -65,16 +65,6 @@
 
 #undef DEBUG
 
-#ifdef DEBUG
-#define kaweth_dbg(format, arg...) printk(KERN_DEBUG __FILE__ ": " format "\n" ,##arg)
-#else
-#define kaweth_dbg(format, arg...) do {} while (0)
-#endif
-#define kaweth_err(format, arg...) printk(KERN_ERR __FILE__ ": " format "\n" ,##arg)
-#define kaweth_info(format, arg...) printk(KERN_INFO __FILE__ ": " format "\n" , ##arg)
-#define kaweth_warn(format, arg...) printk(KERN_WARNING __FILE__ ": " format "\n" , ##arg)
-
-
 #include "kawethfw.h"
 
 #define KAWETH_MTU			1514
@@ -86,6 +76,9 @@
 
 #define KAWETH_STATUS_BROKEN		0x0000001
 #define KAWETH_STATUS_CLOSING		0x0000002
+#define KAWETH_STATUS_SUSPENDING	0x0000004
+
+#define KAWETH_STATUS_BLOCKED (KAWETH_STATUS_CLOSING | KAWETH_STATUS_SUSPENDING)
 
 #define KAWETH_PACKET_FILTER_PROMISCUOUS	0x01
 #define KAWETH_PACKET_FILTER_ALL_MULTICAST	0x02
@@ -112,6 +105,8 @@
 #define STATE_MASK				0x40
 #define	STATE_SHIFT				5
 
+#define IS_BLOCKED(s) (s & KAWETH_STATUS_BLOCKED)
+
 
 MODULE_AUTHOR("Michael Zappe <zapman@interlan.net>, Stephane Alnet <stephane@u-picardie.fr>, Brad Hards <bhards@bigpond.net.au> and Oliver Neukum <oliver@neukum.org>");
 MODULE_DESCRIPTION("KL5USB101 USB Ethernet driver");
@@ -128,6 +123,8 @@ static int kaweth_internal_control_msg(struct usb_device *usb_dev,
 				       unsigned int pipe,
 				       struct usb_ctrlrequest *cmd, void *data,
 				       int len, int timeout);
+static int kaweth_suspend(struct usb_interface *intf, pm_message_t message);
+static int kaweth_resume(struct usb_interface *intf);
 
 /****************************************************************
  *     usb_device_id
@@ -179,6 +176,8 @@ static struct usb_driver kaweth_driver = {
 	.name =		driver_name,
 	.probe =	kaweth_probe,
 	.disconnect =	kaweth_disconnect,
+	.suspend =	kaweth_suspend,
+	.resume =	kaweth_resume,
 	.id_table =     usb_klsi_table,
 };
 
@@ -222,6 +221,7 @@ struct kaweth_device
 	int suspend_lowmem_rx;
 	int suspend_lowmem_ctrl;
 	int linkstate;
+	int opened;
 	struct work_struct lowmem_work;
 
 	struct usb_device *dev;
@@ -265,17 +265,17 @@ static int kaweth_control(struct kaweth_device *kaweth,
 {
 	struct usb_ctrlrequest *dr;
 
-	kaweth_dbg("kaweth_control()");
+	dbg("kaweth_control()");
 
 	if(in_interrupt()) {
-		kaweth_dbg("in_interrupt()");
+		dbg("in_interrupt()");
 		return -EBUSY;
 	}
 
 	dr = kmalloc(sizeof(struct usb_ctrlrequest), GFP_ATOMIC);
 
 	if (!dr) {
-		kaweth_dbg("kmalloc() failed");
+		dbg("kmalloc() failed");
 		return -ENOMEM;
 	}
 
@@ -300,7 +300,7 @@ static int kaweth_read_configuration(struct kaweth_device *kaweth)
 {
 	int retval;
 
-	kaweth_dbg("Reading kaweth configuration");
+	dbg("Reading kaweth configuration");
 
 	retval = kaweth_control(kaweth,
 				usb_rcvctrlpipe(kaweth->dev, 0),
@@ -322,7 +322,7 @@ static int kaweth_set_urb_size(struct kaweth_device *kaweth, __u16 urb_size)
 {
 	int retval;
 
-	kaweth_dbg("Setting URB size to %d", (unsigned)urb_size);
+	dbg("Setting URB size to %d", (unsigned)urb_size);
 
 	retval = kaweth_control(kaweth,
 				usb_sndctrlpipe(kaweth->dev, 0),
@@ -344,7 +344,7 @@ static int kaweth_set_sofs_wait(struct kaweth_device *kaweth, __u16 sofs_wait)
 {
 	int retval;
 
-	kaweth_dbg("Set SOFS wait to %d", (unsigned)sofs_wait);
+	dbg("Set SOFS wait to %d", (unsigned)sofs_wait);
 
 	retval = kaweth_control(kaweth,
 				usb_sndctrlpipe(kaweth->dev, 0),
@@ -367,7 +367,7 @@ static int kaweth_set_receive_filter(struct kaweth_device *kaweth,
 {
 	int retval;
 
-	kaweth_dbg("Set receive filter to %d", (unsigned)receive_filter);
+	dbg("Set receive filter to %d", (unsigned)receive_filter);
 
 	retval = kaweth_control(kaweth,
 				usb_sndctrlpipe(kaweth->dev, 0),
@@ -392,7 +392,7 @@ static int kaweth_download_firmware(struct kaweth_device *kaweth,
 				    __u8 type)
 {
 	if(data_len > KAWETH_FIRMWARE_BUF_SIZE)	{
-		kaweth_err("Firmware too big: %d", data_len);
+		err("Firmware too big: %d", data_len);
 		return -ENOSPC;
 	}
 
@@ -403,13 +403,13 @@ static int kaweth_download_firmware(struct kaweth_device *kaweth,
 	kaweth->firmware_buf[4] = type;
 	kaweth->firmware_buf[5] = interrupt;
 
-	kaweth_dbg("High: %i, Low:%i", kaweth->firmware_buf[3],
+	dbg("High: %i, Low:%i", kaweth->firmware_buf[3],
 		   kaweth->firmware_buf[2]);
 
-	kaweth_dbg("Downloading firmware at %p to kaweth device at %p",
+	dbg("Downloading firmware at %p to kaweth device at %p",
 	    data,
 	    kaweth);
-	kaweth_dbg("Firmware length: %d", data_len);
+	dbg("Firmware length: %d", data_len);
 
 	return kaweth_control(kaweth,
 		              usb_sndctrlpipe(kaweth->dev, 0),
@@ -437,7 +437,7 @@ static int kaweth_trigger_firmware(struct kaweth_device *kaweth,
 	kaweth->firmware_buf[6] = 0x00;
 	kaweth->firmware_buf[7] = 0x00;
 
-	kaweth_dbg("Triggering firmware");
+	dbg("Triggering firmware");
 
 	return kaweth_control(kaweth,
 			      usb_sndctrlpipe(kaweth->dev, 0),
@@ -457,7 +457,7 @@ static int kaweth_reset(struct kaweth_device *kaweth)
 {
 	int result;
 
-	kaweth_dbg("kaweth_reset(%p)", kaweth);
+	dbg("kaweth_reset(%p)", kaweth);
 	result = kaweth_control(kaweth,
 				usb_sndctrlpipe(kaweth->dev, 0),
 				USB_REQ_SET_CONFIGURATION,
@@ -470,7 +470,7 @@ static int kaweth_reset(struct kaweth_device *kaweth)
 
 	mdelay(10);
 
-	kaweth_dbg("kaweth_reset() returns %d.",result);
+	dbg("kaweth_reset() returns %d.",result);
 
 	return result;
 }
@@ -534,7 +534,7 @@ static void kaweth_resubmit_tl(void *d)
 {
 	struct kaweth_device *kaweth = (struct kaweth_device *)d;
 
-	if (kaweth->status | KAWETH_STATUS_CLOSING)
+	if (IS_BLOCKED(kaweth->status))
 		return;
 
 	if (kaweth->suspend_lowmem_rx)
@@ -568,7 +568,7 @@ static int kaweth_resubmit_rx_urb(struct kaweth_device *kaweth,
 			kaweth->suspend_lowmem_rx = 1;
 			schedule_delayed_work(&kaweth->lowmem_work, HZ/4);
 		}
-		kaweth_err("resubmitting rx_urb %d failed", result);
+		err("resubmitting rx_urb %d failed", result);
 	} else {
 		kaweth->suspend_lowmem_rx = 0;
 	}
@@ -601,11 +601,15 @@ static void kaweth_usb_receive(struct urb *urb)
 		return;
 	}
 
-	if (kaweth->status & KAWETH_STATUS_CLOSING)
+	spin_lock(&kaweth->device_lock);
+	if (IS_BLOCKED(kaweth->status)) {
+		spin_unlock(&kaweth->device_lock);
 		return;
+	}
+	spin_unlock(&kaweth->device_lock);
 
 	if(urb->status && urb->status != -EREMOTEIO && count != 1) {
-		kaweth_err("%s RX status: %d count: %d packet_len: %d",
+		err("%s RX status: %d count: %d packet_len: %d",
                            net->name,
 			   urb->status,
 			   count,
@@ -616,9 +620,9 @@ static void kaweth_usb_receive(struct urb *urb)
 
 	if(kaweth->net && (count > 2)) {
 		if(pkt_len > (count - 2)) {
-			kaweth_err("Packet length too long for USB frame (pkt_len: %x, count: %x)",pkt_len, count);
-			kaweth_err("Packet len & 2047: %x", pkt_len & 2047);
-			kaweth_err("Count 2: %x", count2);
+			err("Packet length too long for USB frame (pkt_len: %x, count: %x)",pkt_len, count);
+			err("Packet len & 2047: %x", pkt_len & 2047);
+			err("Count 2: %x", count2);
 		        kaweth_resubmit_rx_urb(kaweth, GFP_ATOMIC);
                         return;
                 }
@@ -655,7 +659,7 @@ static int kaweth_open(struct net_device *net)
 	struct kaweth_device *kaweth = netdev_priv(net);
 	int res;
 
-	kaweth_dbg("Opening network device.");
+	dbg("Opening network device.");
 
 	res = kaweth_resubmit_rx_urb(kaweth, GFP_KERNEL);
 	if (res)
@@ -678,6 +682,7 @@ static int kaweth_open(struct net_device *net)
 		usb_kill_urb(kaweth->rx_urb);
 		return -EIO;
 	}
+	kaweth->opened = 1;
 
 	netif_start_queue(net);
 
@@ -688,14 +693,8 @@ static int kaweth_open(struct net_device *net)
 /****************************************************************
  *     kaweth_close
  ****************************************************************/
-static int kaweth_close(struct net_device *net)
+static void kaweth_kill_urbs(struct kaweth_device *kaweth)
 {
-	struct kaweth_device *kaweth = netdev_priv(net);
-
-	netif_stop_queue(net);
-
-	kaweth->status |= KAWETH_STATUS_CLOSING;
-
 	usb_kill_urb(kaweth->irq_urb);
 	usb_kill_urb(kaweth->rx_urb);
 	usb_kill_urb(kaweth->tx_urb);
@@ -706,6 +705,21 @@ static int kaweth_close(struct net_device *net)
 	   we hit them again */
 	usb_kill_urb(kaweth->irq_urb);
 	usb_kill_urb(kaweth->rx_urb);
+}
+
+/****************************************************************
+ *     kaweth_close
+ ****************************************************************/
+static int kaweth_close(struct net_device *net)
+{
+	struct kaweth_device *kaweth = netdev_priv(net);
+
+	netif_stop_queue(net);
+	kaweth->opened = 0;
+
+	kaweth->status |= KAWETH_STATUS_CLOSING;
+
+	kaweth_kill_urbs(kaweth);
 
 	kaweth->status &= ~KAWETH_STATUS_CLOSING;
 
@@ -732,7 +746,7 @@ static void kaweth_usb_transmit_complete(struct urb *urb)
 
 	if (unlikely(urb->status != 0))
 		if (urb->status != -ENOENT)
-			kaweth_dbg("%s: TX status %d.", kaweth->net->name, urb->status);
+			dbg("%s: TX status %d.", kaweth->net->name, urb->status);
 
 	netif_wake_queue(kaweth->net);
 	dev_kfree_skb_irq(skb);
@@ -752,6 +766,9 @@ static int kaweth_start_xmit(struct sk_buff *skb, struct net_device *net)
 
 	kaweth_async_set_rx_mode(kaweth);
 	netif_stop_queue(net);
+	if (IS_BLOCKED(kaweth->status)) {
+		goto skip;
+	}
 
 	/* We now decide whether we can put our special header into the sk_buff */
 	if (skb_cloned(skb) || skb_headroom(skb) < 2) {
@@ -783,7 +800,8 @@ static int kaweth_start_xmit(struct sk_buff *skb, struct net_device *net)
 
 	if((res = usb_submit_urb(kaweth->tx_urb, GFP_ATOMIC)))
 	{
-		kaweth_warn("kaweth failed tx_urb %d", res);
+		warn("kaweth failed tx_urb %d", res);
+skip:
 		kaweth->stats.tx_errors++;
 
 		netif_start_queue(net);
@@ -812,7 +830,7 @@ static void kaweth_set_rx_mode(struct net_device *net)
                                      KAWETH_PACKET_FILTER_BROADCAST |
 		                     KAWETH_PACKET_FILTER_MULTICAST;
 
-	kaweth_dbg("Setting Rx mode to %d", packet_filter_bitmap);
+	dbg("Setting Rx mode to %d", packet_filter_bitmap);
 
 	netif_stop_queue(net);
 
@@ -850,10 +868,10 @@ static void kaweth_async_set_rx_mode(struct kaweth_device *kaweth)
 				KAWETH_CONTROL_TIMEOUT);
 
 	if(result < 0) {
-		kaweth_err("Failed to set Rx mode: %d", result);
+		err("Failed to set Rx mode: %d", result);
 	}
 	else {
-		kaweth_dbg("Set Rx mode to %d", packet_filter_bitmap);
+		dbg("Set Rx mode to %d", packet_filter_bitmap);
 	}
 	}
 }
@@ -874,7 +892,7 @@ static void kaweth_tx_timeout(struct net_device *net)
 {
 	struct kaweth_device *kaweth = netdev_priv(net);
 
-	kaweth_warn("%s: Tx timed out. Resetting.", net->name);
+	warn("%s: Tx timed out. Resetting.", net->name);
 	kaweth->stats.tx_errors++;
 	net->trans_start = jiffies;
 
@@ -882,6 +900,42 @@ static void kaweth_tx_timeout(struct net_device *net)
 }
 
 /****************************************************************
+ *     kaweth_suspend
+ ****************************************************************/
+static int kaweth_suspend(struct usb_interface *intf, pm_message_t message)
+{
+	struct kaweth_device *kaweth = usb_get_intfdata(intf);
+	unsigned long flags;
+
+	spin_lock_irqsave(&kaweth->device_lock, flags);
+	kaweth->status |= KAWETH_STATUS_SUSPENDING;
+	spin_unlock_irqrestore(&kaweth->device_lock, flags);
+
+	kaweth_kill_urbs(kaweth);
+	return 0;
+}
+
+/****************************************************************
+ *     kaweth_resume
+ ****************************************************************/
+static int kaweth_resume(struct usb_interface *intf)
+{
+	struct kaweth_device *kaweth = usb_get_intfdata(intf);
+	unsigned long flags;
+
+	spin_lock_irqsave(&kaweth->device_lock, flags);
+	kaweth->status &= ~KAWETH_STATUS_SUSPENDING;
+	spin_unlock_irqrestore(&kaweth->device_lock, flags);
+
+	if (!kaweth->opened)
+		return 0;
+	kaweth_resubmit_rx_urb(kaweth, GFP_NOIO);
+	kaweth_resubmit_int_urb(kaweth, GFP_NOIO);
+
+	return 0;
+}
+
+/****************************************************************
  *     kaweth_probe
  ****************************************************************/
 static int kaweth_probe(
@@ -895,15 +949,15 @@ static int kaweth_probe(
 	const eth_addr_t bcast_addr = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
 	int result = 0;
 
-	kaweth_dbg("Kawasaki Device Probe (Device number:%d): 0x%4.4x:0x%4.4x:0x%4.4x",
+	dbg("Kawasaki Device Probe (Device number:%d): 0x%4.4x:0x%4.4x:0x%4.4x",
 		 dev->devnum,
 		 le16_to_cpu(dev->descriptor.idVendor),
 		 le16_to_cpu(dev->descriptor.idProduct),
 		 le16_to_cpu(dev->descriptor.bcdDevice));
 
-	kaweth_dbg("Device at %p", dev);
+	dbg("Device at %p", dev);
 
-	kaweth_dbg("Descriptor length: %x type: %x",
+	dbg("Descriptor length: %x type: %x",
 		 (int)dev->descriptor.bLength,
 		 (int)dev->descriptor.bDescriptorType);
 
@@ -918,7 +972,7 @@ static int kaweth_probe(
 	spin_lock_init(&kaweth->device_lock);
 	init_waitqueue_head(&kaweth->term_wait);
 
-	kaweth_dbg("Resetting.");
+	dbg("Resetting.");
 
 	kaweth_reset(kaweth);
 
@@ -928,17 +982,17 @@ static int kaweth_probe(
 	 */
 
 	if (le16_to_cpu(dev->descriptor.bcdDevice) >> 8) {
-		kaweth_info("Firmware present in device.");
+		info("Firmware present in device.");
 	} else {
 		/* Download the firmware */
-		kaweth_info("Downloading firmware...");
+		info("Downloading firmware...");
 		kaweth->firmware_buf = (__u8 *)__get_free_page(GFP_KERNEL);
 		if ((result = kaweth_download_firmware(kaweth,
 						      kaweth_new_code,
 						      len_kaweth_new_code,
 						      100,
 						      2)) < 0) {
-			kaweth_err("Error downloading firmware (%d)", result);
+			err("Error downloading firmware (%d)", result);
 			goto err_fw;
 		}
 
@@ -947,7 +1001,7 @@ static int kaweth_probe(
 						      len_kaweth_new_code_fix,
 						      100,
 						      3)) < 0) {
-			kaweth_err("Error downloading firmware fix (%d)", result);
+			err("Error downloading firmware fix (%d)", result);
 			goto err_fw;
 		}
 
@@ -956,7 +1010,7 @@ static int kaweth_probe(
 						      len_kaweth_trigger_code,
 						      126,
 						      2)) < 0) {
-			kaweth_err("Error downloading trigger code (%d)", result);
+			err("Error downloading trigger code (%d)", result);
 			goto err_fw;
 
 		}
@@ -966,18 +1020,18 @@ static int kaweth_probe(
 						      len_kaweth_trigger_code_fix,
 						      126,
 						      3)) < 0) {
-			kaweth_err("Error downloading trigger code fix (%d)", result);
+			err("Error downloading trigger code fix (%d)", result);
 			goto err_fw;
 		}
 
 
 		if ((result = kaweth_trigger_firmware(kaweth, 126)) < 0) {
-			kaweth_err("Error triggering firmware (%d)", result);
+			err("Error triggering firmware (%d)", result);
 			goto err_fw;
 		}
 
 		/* Device will now disappear for a moment...  */
-		kaweth_info("Firmware loaded.  I'll be back...");
+		info("Firmware loaded.  I'll be back...");
 err_fw:
 		free_page((unsigned long)kaweth->firmware_buf);
 		free_netdev(netdev);
@@ -987,14 +1041,14 @@ err_fw:
 	result = kaweth_read_configuration(kaweth);
 
 	if(result < 0) {
-		kaweth_err("Error reading configuration (%d), no net device created", result);
+		err("Error reading configuration (%d), no net device created", result);
 		goto err_free_netdev;
 	}
 
-	kaweth_info("Statistics collection: %x", kaweth->configuration.statistics_mask);
-	kaweth_info("Multicast filter limit: %x", kaweth->configuration.max_multicast_filters & ((1 << 15) - 1));
-	kaweth_info("MTU: %d", le16_to_cpu(kaweth->configuration.segment_size));
-	kaweth_info("Read MAC address %2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x",
+	info("Statistics collection: %x", kaweth->configuration.statistics_mask);
+	info("Multicast filter limit: %x", kaweth->configuration.max_multicast_filters & ((1 << 15) - 1));
+	info("MTU: %d", le16_to_cpu(kaweth->configuration.segment_size));
+	info("Read MAC address %2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x",
 		 (int)kaweth->configuration.hw_addr[0],
 		 (int)kaweth->configuration.hw_addr[1],
 		 (int)kaweth->configuration.hw_addr[2],
@@ -1005,17 +1059,17 @@ err_fw:
 	if(!memcmp(&kaweth->configuration.hw_addr,
                    &bcast_addr,
 		   sizeof(bcast_addr))) {
-		kaweth_err("Firmware not functioning properly, no net device created");
+		err("Firmware not functioning properly, no net device created");
 		goto err_free_netdev;
 	}
 
 	if(kaweth_set_urb_size(kaweth, KAWETH_BUF_SIZE) < 0) {
-		kaweth_dbg("Error setting URB size");
+		dbg("Error setting URB size");
 		goto err_free_netdev;
 	}
 
 	if(kaweth_set_sofs_wait(kaweth, KAWETH_SOFS_TO_WAIT) < 0) {
-		kaweth_err("Error setting SOFS wait");
+		err("Error setting SOFS wait");
 		goto err_free_netdev;
 	}
 
@@ -1025,11 +1079,11 @@ err_fw:
                                            KAWETH_PACKET_FILTER_MULTICAST);
 
 	if(result < 0) {
-		kaweth_err("Error setting receive filter");
+		err("Error setting receive filter");
 		goto err_free_netdev;
 	}
 
-	kaweth_dbg("Initializing net device.");
+	dbg("Initializing net device.");
 
 	kaweth->tx_urb = usb_alloc_urb(0, GFP_KERNEL);
 	if (!kaweth->tx_urb)
@@ -1086,13 +1140,13 @@ err_fw:
 
 	SET_NETDEV_DEV(netdev, &intf->dev);
 	if (register_netdev(netdev) != 0) {
-		kaweth_err("Error registering netdev.");
+		err("Error registering netdev.");
 		goto err_intfdata;
 	}
 
-	kaweth_info("kaweth interface created at %s", kaweth->net->name);
+	info("kaweth interface created at %s", kaweth->net->name);
 
-	kaweth_dbg("Kaweth probe returning.");
+	dbg("Kaweth probe returning.");
 
 	return 0;
 
@@ -1121,16 +1175,16 @@ static void kaweth_disconnect(struct usb_interface *intf)
 	struct kaweth_device *kaweth = usb_get_intfdata(intf);
 	struct net_device *netdev;
 
-	kaweth_info("Unregistering");
+	info("Unregistering");
 
 	usb_set_intfdata(intf, NULL);
 	if (!kaweth) {
-		kaweth_warn("unregistering non-existant device");
+		warn("unregistering non-existant device");
 		return;
 	}
 	netdev = kaweth->net;
 
-	kaweth_dbg("Unregistering net device");
+	dbg("Unregistering net device");
 	unregister_netdev(netdev);
 
 	usb_free_urb(kaweth->rx_urb);
@@ -1185,7 +1239,7 @@ static int usb_start_wait_urb(struct urb *urb, int timeout, int* actual_length)
 
 	if (!wait_event_timeout(awd.wqh, awd.done, timeout)) {
                 // timeout
-                kaweth_warn("usb_control/bulk_msg: timeout");
+                warn("usb_control/bulk_msg: timeout");
                 usb_kill_urb(urb);  // remove urb safely
                 status = -ETIMEDOUT;
         }
@@ -1234,7 +1288,7 @@ static int kaweth_internal_control_msg(struct usb_device *usb_dev,
  ****************************************************************/
 static int __init kaweth_init(void)
 {
-	kaweth_dbg("Driver loading");
+	dbg("Driver loading");
 	return usb_register(&kaweth_driver);
 }
 
diff --git a/drivers/usb/net/mcs7830.c b/drivers/usb/net/mcs7830.c
new file mode 100644
index 000000000000..6240b978fe3d
--- /dev/null
+++ b/drivers/usb/net/mcs7830.c
@@ -0,0 +1,534 @@
+/*
+ * MosChips MCS7830 based USB 2.0 Ethernet Devices
+ *
+ * based on usbnet.c, asix.c and the vendor provided mcs7830 driver
+ *
+ * Copyright (C) 2006 Arnd Bergmann <arnd@arndb.de>
+ * Copyright (C) 2003-2005 David Hollis <dhollis@davehollis.com>
+ * Copyright (C) 2005 Phil Chang <pchang23@sbcglobal.net>
+ * Copyright (c) 2002-2003 TiVo Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include <linux/crc32.h>
+#include <linux/etherdevice.h>
+#include <linux/ethtool.h>
+#include <linux/init.h>
+#include <linux/mii.h>
+#include <linux/module.h>
+#include <linux/netdevice.h>
+#include <linux/usb.h>
+
+#include "usbnet.h"
+
+/* requests */
+#define MCS7830_RD_BMREQ	(USB_DIR_IN  | USB_TYPE_VENDOR | \
+				 USB_RECIP_DEVICE)
+#define MCS7830_WR_BMREQ	(USB_DIR_OUT | USB_TYPE_VENDOR | \
+				 USB_RECIP_DEVICE)
+#define MCS7830_RD_BREQ		0x0E
+#define MCS7830_WR_BREQ		0x0D
+
+#define MCS7830_CTRL_TIMEOUT	1000
+#define MCS7830_MAX_MCAST	64
+
+#define MCS7830_VENDOR_ID	0x9710
+#define MCS7830_PRODUCT_ID	0x7830
+
+#define MCS7830_MII_ADVERTISE	(ADVERTISE_PAUSE_CAP | ADVERTISE_100FULL | \
+				 ADVERTISE_100HALF | ADVERTISE_10FULL | \
+				 ADVERTISE_10HALF | ADVERTISE_CSMA)
+
+/* HIF_REG_XX coressponding index value */
+enum {
+	HIF_REG_MULTICAST_HASH			= 0x00,
+	HIF_REG_PACKET_GAP1			= 0x08,
+	HIF_REG_PACKET_GAP2			= 0x09,
+	HIF_REG_PHY_DATA			= 0x0a,
+	HIF_REG_PHY_CMD1			= 0x0c,
+	   HIF_REG_PHY_CMD1_READ		= 0x40,
+	   HIF_REG_PHY_CMD1_WRITE		= 0x20,
+	   HIF_REG_PHY_CMD1_PHYADDR		= 0x01,
+	HIF_REG_PHY_CMD2			= 0x0d,
+	   HIF_REG_PHY_CMD2_PEND_FLAG_BIT	= 0x80,
+	   HIF_REG_PHY_CMD2_READY_FLAG_BIT	= 0x40,
+	HIF_REG_CONFIG				= 0x0e,
+	   HIF_REG_CONFIG_CFG			= 0x80,
+	   HIF_REG_CONFIG_SPEED100		= 0x40,
+	   HIF_REG_CONFIG_FULLDUPLEX_ENABLE	= 0x20,
+	   HIF_REG_CONFIG_RXENABLE		= 0x10,
+	   HIF_REG_CONFIG_TXENABLE		= 0x08,
+	   HIF_REG_CONFIG_SLEEPMODE		= 0x04,
+	   HIF_REG_CONFIG_ALLMULTICAST		= 0x02,
+	   HIF_REG_CONFIG_PROMISCIOUS		= 0x01,
+	HIF_REG_ETHERNET_ADDR			= 0x0f,
+	HIF_REG_22				= 0x15,
+	HIF_REG_PAUSE_THRESHOLD			= 0x16,
+	   HIF_REG_PAUSE_THRESHOLD_DEFAULT	= 0,
+};
+
+struct mcs7830_data {
+	u8 multi_filter[8];
+	u8 config;
+};
+
+static const char driver_name[] = "MOSCHIP usb-ethernet driver";
+
+static int mcs7830_get_reg(struct usbnet *dev, u16 index, u16 size, void *data)
+{
+	struct usb_device *xdev = dev->udev;
+	int ret;
+
+	ret = usb_control_msg(xdev, usb_rcvctrlpipe(xdev, 0), MCS7830_RD_BREQ,
+			      MCS7830_RD_BMREQ, 0x0000, index, data,
+			      size, msecs_to_jiffies(MCS7830_CTRL_TIMEOUT));
+	return ret;
+}
+
+static int mcs7830_set_reg(struct usbnet *dev, u16 index, u16 size, void *data)
+{
+	struct usb_device *xdev = dev->udev;
+	int ret;
+
+	ret = usb_control_msg(xdev, usb_sndctrlpipe(xdev, 0), MCS7830_WR_BREQ,
+			      MCS7830_WR_BMREQ, 0x0000, index, data,
+			      size, msecs_to_jiffies(MCS7830_CTRL_TIMEOUT));
+	return ret;
+}
+
+static void mcs7830_async_cmd_callback(struct urb *urb)
+{
+	struct usb_ctrlrequest *req = (struct usb_ctrlrequest *)urb->context;
+
+	if (urb->status < 0)
+		printk(KERN_DEBUG "mcs7830_async_cmd_callback() failed with %d",
+			urb->status);
+
+	kfree(req);
+	usb_free_urb(urb);
+}
+
+static void mcs7830_set_reg_async(struct usbnet *dev, u16 index, u16 size, void *data)
+{
+	struct usb_ctrlrequest *req;
+	int ret;
+	struct urb *urb;
+
+	urb = usb_alloc_urb(0, GFP_ATOMIC);
+	if (!urb) {
+		dev_dbg(&dev->udev->dev, "Error allocating URB "
+				"in write_cmd_async!");
+		return;
+	}
+
+	req = kmalloc(sizeof *req, GFP_ATOMIC);
+	if (!req) {
+		dev_err(&dev->udev->dev, "Failed to allocate memory for "
+				"control request");
+		goto out;
+	}
+	req->bRequestType = MCS7830_WR_BMREQ;
+	req->bRequest = MCS7830_WR_BREQ;
+	req->wValue = 0;
+	req->wIndex = cpu_to_le16(index);
+	req->wLength = cpu_to_le16(size);
+
+	usb_fill_control_urb(urb, dev->udev,
+			     usb_sndctrlpipe(dev->udev, 0),
+			     (void *)req, data, size,
+			     mcs7830_async_cmd_callback, req);
+
+	ret = usb_submit_urb(urb, GFP_ATOMIC);
+	if (ret < 0) {
+		dev_err(&dev->udev->dev, "Error submitting the control "
+				"message: ret=%d", ret);
+		goto out;
+	}
+	return;
+out:
+	kfree(req);
+	usb_free_urb(urb);
+}
+
+static int mcs7830_get_address(struct usbnet *dev)
+{
+	int ret;
+	ret = mcs7830_get_reg(dev, HIF_REG_ETHERNET_ADDR, ETH_ALEN,
+				   dev->net->dev_addr);
+	if (ret < 0)
+		return ret;
+	return 0;
+}
+
+static int mcs7830_read_phy(struct usbnet *dev, u8 index)
+{
+	int ret;
+	int i;
+	__le16 val;
+
+	u8 cmd[2] = {
+		HIF_REG_PHY_CMD1_READ | HIF_REG_PHY_CMD1_PHYADDR,
+		HIF_REG_PHY_CMD2_PEND_FLAG_BIT | index,
+	};
+
+	mutex_lock(&dev->phy_mutex);
+	/* write the MII command */
+	ret = mcs7830_set_reg(dev, HIF_REG_PHY_CMD1, 2, cmd);
+	if (ret < 0)
+		goto out;
+
+	/* wait for the data to become valid, should be within < 1ms */
+	for (i = 0; i < 10; i++) {
+		ret = mcs7830_get_reg(dev, HIF_REG_PHY_CMD1, 2, cmd);
+		if ((ret < 0) || (cmd[1] & HIF_REG_PHY_CMD2_READY_FLAG_BIT))
+			break;
+		ret = -EIO;
+		msleep(1);
+	}
+	if (ret < 0)
+		goto out;
+
+	/* read actual register contents */
+	ret = mcs7830_get_reg(dev, HIF_REG_PHY_DATA, 2, &val);
+	if (ret < 0)
+		goto out;
+	ret = le16_to_cpu(val);
+	dev_dbg(&dev->udev->dev, "read PHY reg %02x: %04x (%d tries)\n",
+		index, val, i);
+out:
+	mutex_unlock(&dev->phy_mutex);
+	return ret;
+}
+
+static int mcs7830_write_phy(struct usbnet *dev, u8 index, u16 val)
+{
+	int ret;
+	int i;
+	__le16 le_val;
+
+	u8 cmd[2] = {
+		HIF_REG_PHY_CMD1_WRITE | HIF_REG_PHY_CMD1_PHYADDR,
+		HIF_REG_PHY_CMD2_PEND_FLAG_BIT | (index & 0x1F),
+	};
+
+	mutex_lock(&dev->phy_mutex);
+
+	/* write the new register contents */
+	le_val = cpu_to_le16(val);
+	ret = mcs7830_set_reg(dev, HIF_REG_PHY_DATA, 2, &le_val);
+	if (ret < 0)
+		goto out;
+
+	/* write the MII command */
+	ret = mcs7830_set_reg(dev, HIF_REG_PHY_CMD1, 2, cmd);
+	if (ret < 0)
+		goto out;
+
+	/* wait for the command to be accepted by the PHY */
+	for (i = 0; i < 10; i++) {
+		ret = mcs7830_get_reg(dev, HIF_REG_PHY_CMD1, 2, cmd);
+		if ((ret < 0) || (cmd[1] & HIF_REG_PHY_CMD2_READY_FLAG_BIT))
+			break;
+		ret = -EIO;
+		msleep(1);
+	}
+	if (ret < 0)
+		goto out;
+
+	ret = 0;
+	dev_dbg(&dev->udev->dev, "write PHY reg %02x: %04x (%d tries)\n",
+		index, val, i);
+out:
+	mutex_unlock(&dev->phy_mutex);
+	return ret;
+}
+
+/*
+ * This algorithm comes from the original mcs7830 version 1.4 driver,
+ * not sure if it is needed.
+ */
+static int mcs7830_set_autoneg(struct usbnet *dev, int ptrUserPhyMode)
+{
+	int ret;
+	/* Enable all media types */
+	ret = mcs7830_write_phy(dev, MII_ADVERTISE, MCS7830_MII_ADVERTISE);
+
+	/* First reset BMCR */
+	if (!ret)
+		ret = mcs7830_write_phy(dev, MII_BMCR, 0x0000);
+	/* Enable Auto Neg */
+	if (!ret)
+		ret = mcs7830_write_phy(dev, MII_BMCR, BMCR_ANENABLE);
+	/* Restart Auto Neg (Keep the Enable Auto Neg Bit Set) */
+	if (!ret)
+		ret = mcs7830_write_phy(dev, MII_BMCR,
+				BMCR_ANENABLE | BMCR_ANRESTART	);
+	return ret < 0 ? : 0;
+}
+
+
+/*
+ * if we can read register 22, the chip revision is C or higher
+ */
+static int mcs7830_get_rev(struct usbnet *dev)
+{
+	u8 dummy[2];
+	int ret;
+	ret = mcs7830_get_reg(dev, HIF_REG_22, 2, dummy);
+	if (ret > 0)
+		return 2; /* Rev C or later */
+	return 1; /* earlier revision */
+}
+
+/*
+ * On rev. C we need to set the pause threshold
+ */
+static void mcs7830_rev_C_fixup(struct usbnet *dev)
+{
+	u8 pause_threshold = HIF_REG_PAUSE_THRESHOLD_DEFAULT;
+	int retry;
+
+	for (retry = 0; retry < 2; retry++) {
+		if (mcs7830_get_rev(dev) == 2) {
+			dev_info(&dev->udev->dev, "applying rev.C fixup\n");
+			mcs7830_set_reg(dev, HIF_REG_PAUSE_THRESHOLD,
+					1, &pause_threshold);
+		}
+		msleep(1);
+	}
+}
+
+static int mcs7830_init_dev(struct usbnet *dev)
+{
+	int ret;
+	int retry;
+
+	/* Read MAC address from EEPROM */
+	ret = -EINVAL;
+	for (retry = 0; retry < 5 && ret; retry++)
+		ret = mcs7830_get_address(dev);
+	if (ret) {
+		dev_warn(&dev->udev->dev, "Cannot read MAC address\n");
+		goto out;
+	}
+
+	/* Set up PHY */
+	ret = mcs7830_set_autoneg(dev, 0);
+	if (ret) {
+		dev_info(&dev->udev->dev, "Cannot set autoneg\n");
+		goto out;
+	}
+
+	mcs7830_rev_C_fixup(dev);
+	ret = 0;
+out:
+	return ret;
+}
+
+static int mcs7830_mdio_read(struct net_device *netdev, int phy_id,
+			     int location)
+{
+	struct usbnet *dev = netdev->priv;
+	return mcs7830_read_phy(dev, location);
+}
+
+static void mcs7830_mdio_write(struct net_device *netdev, int phy_id,
+				int location, int val)
+{
+	struct usbnet *dev = netdev->priv;
+	mcs7830_write_phy(dev, location, val);
+}
+
+static int mcs7830_ioctl(struct net_device *net, struct ifreq *rq, int cmd)
+{
+	struct usbnet *dev = netdev_priv(net);
+	return generic_mii_ioctl(&dev->mii, if_mii(rq), cmd, NULL);
+}
+
+/* credits go to asix_set_multicast */
+static void mcs7830_set_multicast(struct net_device *net)
+{
+	struct usbnet *dev = netdev_priv(net);
+	struct mcs7830_data *data = (struct mcs7830_data *)&dev->data;
+
+	data->config = HIF_REG_CONFIG_TXENABLE;
+
+	/* this should not be needed, but it doesn't work otherwise */
+	data->config |= HIF_REG_CONFIG_ALLMULTICAST;
+
+	if (net->flags & IFF_PROMISC) {
+		data->config |= HIF_REG_CONFIG_PROMISCIOUS;
+	} else if (net->flags & IFF_ALLMULTI
+		   || net->mc_count > MCS7830_MAX_MCAST) {
+		data->config |= HIF_REG_CONFIG_ALLMULTICAST;
+	} else if (net->mc_count == 0) {
+		/* just broadcast and directed */
+	} else {
+		/* We use the 20 byte dev->data
+		 * for our 8 byte filter buffer
+		 * to avoid allocating memory that
+		 * is tricky to free later */
+		struct dev_mc_list *mc_list = net->mc_list;
+		u32 crc_bits;
+		int i;
+
+		memset(data->multi_filter, 0, sizeof data->multi_filter);
+
+		/* Build the multicast hash filter. */
+		for (i = 0; i < net->mc_count; i++) {
+			crc_bits = ether_crc(ETH_ALEN, mc_list->dmi_addr) >> 26;
+			data->multi_filter[crc_bits >> 3] |= 1 << (crc_bits & 7);
+			mc_list = mc_list->next;
+		}
+
+		mcs7830_set_reg_async(dev, HIF_REG_MULTICAST_HASH,
+				sizeof data->multi_filter,
+				data->multi_filter);
+	}
+
+	mcs7830_set_reg_async(dev, HIF_REG_CONFIG, 1, &data->config);
+}
+
+static int mcs7830_get_regs_len(struct net_device *net)
+{
+	struct usbnet *dev = netdev_priv(net);
+
+	switch (mcs7830_get_rev(dev)) {
+	case 1:
+		return 21;
+	case 2:
+		return 32;
+	}
+	return 0;
+}
+
+static void mcs7830_get_drvinfo(struct net_device *net, struct ethtool_drvinfo *drvinfo)
+{
+	usbnet_get_drvinfo(net, drvinfo);
+	drvinfo->regdump_len = mcs7830_get_regs_len(net);
+}
+
+static void mcs7830_get_regs(struct net_device *net, struct ethtool_regs *regs, void *data)
+{
+	struct usbnet *dev = netdev_priv(net);
+
+	regs->version = mcs7830_get_rev(dev);
+	mcs7830_get_reg(dev, 0, regs->len, data);
+}
+
+static struct ethtool_ops mcs7830_ethtool_ops = {
+	.get_drvinfo		= mcs7830_get_drvinfo,
+	.get_regs_len		= mcs7830_get_regs_len,
+	.get_regs		= mcs7830_get_regs,
+
+	/* common usbnet calls */
+	.get_link		= usbnet_get_link,
+	.get_msglevel		= usbnet_get_msglevel,
+	.set_msglevel		= usbnet_set_msglevel,
+	.get_settings		= usbnet_get_settings,
+	.set_settings		= usbnet_set_settings,
+	.nway_reset		= usbnet_nway_reset,
+};
+
+static int mcs7830_bind(struct usbnet *dev, struct usb_interface *udev)
+{
+	struct net_device *net = dev->net;
+	int ret;
+
+	ret = mcs7830_init_dev(dev);
+	if (ret)
+		goto out;
+
+	net->do_ioctl = mcs7830_ioctl;
+	net->ethtool_ops = &mcs7830_ethtool_ops;
+	net->set_multicast_list = mcs7830_set_multicast;
+	mcs7830_set_multicast(net);
+
+	/* reserve space for the status byte on rx */
+	dev->rx_urb_size = ETH_FRAME_LEN + 1;
+
+	dev->mii.mdio_read = mcs7830_mdio_read;
+	dev->mii.mdio_write = mcs7830_mdio_write;
+	dev->mii.dev = net;
+	dev->mii.phy_id_mask = 0x3f;
+	dev->mii.reg_num_mask = 0x1f;
+	dev->mii.phy_id = *((u8 *) net->dev_addr + 1);
+
+	ret = usbnet_get_endpoints(dev, udev);
+out:
+	return ret;
+}
+
+/* The chip always appends a status bytes that we need to strip */
+static int mcs7830_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
+{
+	u8 status;
+
+	if (skb->len == 0) {
+		dev_err(&dev->udev->dev, "unexpected empty rx frame\n");
+		return 0;
+	}
+
+	skb_trim(skb, skb->len - 1);
+	status = skb->data[skb->len];
+
+	if (status != 0x20)
+		dev_dbg(&dev->udev->dev, "rx fixup status %x\n", status);
+
+	return skb->len > 0;
+}
+
+static const struct driver_info moschip_info = {
+	.description	= "MOSCHIP 7830 usb-NET adapter",
+	.bind		= mcs7830_bind,
+	.rx_fixup	= mcs7830_rx_fixup,
+	.flags		= FLAG_ETHER,
+	.in		= 1,
+	.out		= 2,
+};
+
+static const struct usb_device_id products[] = {
+	{
+		USB_DEVICE(MCS7830_VENDOR_ID, MCS7830_PRODUCT_ID),
+		.driver_info = (unsigned long) &moschip_info,
+	},
+	{},
+};
+MODULE_DEVICE_TABLE(usb, products);
+
+static struct usb_driver mcs7830_driver = {
+	.name = driver_name,
+	.id_table = products,
+	.probe = usbnet_probe,
+	.disconnect = usbnet_disconnect,
+	.suspend = usbnet_suspend,
+	.resume = usbnet_resume,
+};
+
+static int __init mcs7830_init(void)
+{
+	return usb_register(&mcs7830_driver);
+}
+module_init(mcs7830_init);
+
+static void __exit mcs7830_exit(void)
+{
+	usb_deregister(&mcs7830_driver);
+}
+module_exit(mcs7830_exit);
+
+MODULE_DESCRIPTION("USB to network adapter MCS7830)");
+MODULE_LICENSE("GPL");
diff --git a/drivers/usb/net/net1080.c b/drivers/usb/net/net1080.c
index ce00de8f13a1..a77410562e12 100644
--- a/drivers/usb/net/net1080.c
+++ b/drivers/usb/net/net1080.c
@@ -237,12 +237,12 @@ static inline void nc_dump_usbctl(struct usbnet *dev, u16 usbctl)
 #define	STATUS_CONN_OTHER	(1 << 14)
 #define	STATUS_SUSPEND_OTHER	(1 << 13)
 #define	STATUS_MAILBOX_OTHER	(1 << 12)
-#define	STATUS_PACKETS_OTHER(n)	(((n) >> 8) && 0x03)
+#define	STATUS_PACKETS_OTHER(n)	(((n) >> 8) & 0x03)
 
 #define	STATUS_CONN_THIS	(1 << 6)
 #define	STATUS_SUSPEND_THIS	(1 << 5)
 #define	STATUS_MAILBOX_THIS	(1 << 4)
-#define	STATUS_PACKETS_THIS(n)	(((n) >> 0) && 0x03)
+#define	STATUS_PACKETS_THIS(n)	(((n) >> 0) & 0x03)
 
 #define	STATUS_UNSPEC_MASK	0x0c8c
 #define	STATUS_NOISE_MASK 	((u16)~(0x0303|STATUS_UNSPEC_MASK))
diff --git a/drivers/usb/net/pegasus.c b/drivers/usb/net/pegasus.c
index 33abbd2176b6..69eb0db399df 100644
--- a/drivers/usb/net/pegasus.c
+++ b/drivers/usb/net/pegasus.c
@@ -163,6 +163,7 @@ static int get_registers(pegasus_t * pegasus, __u16 indx, __u16 size,
 
 	/* using ATOMIC, we'd never wake up if we slept */
 	if ((ret = usb_submit_urb(pegasus->ctrl_urb, GFP_ATOMIC))) {
+		set_current_state(TASK_RUNNING);
 		if (ret == -ENODEV)
 			netif_device_detach(pegasus->net);
 		if (netif_msg_drv(pegasus))
diff --git a/drivers/usb/net/usbnet.c b/drivers/usb/net/usbnet.c
index 24bd3486ee63..7672e11c94c4 100644
--- a/drivers/usb/net/usbnet.c
+++ b/drivers/usb/net/usbnet.c
@@ -116,7 +116,7 @@ int usbnet_get_endpoints(struct usbnet *dev, struct usb_interface *intf)
 			e = alt->endpoint + ep;
 			switch (e->desc.bmAttributes) {
 			case USB_ENDPOINT_XFER_INT:
-				if (!(e->desc.bEndpointAddress & USB_DIR_IN))
+				if (!usb_endpoint_dir_in(&e->desc))
 					continue;
 				intr = 1;
 				/* FALLTHROUGH */
@@ -125,7 +125,7 @@ int usbnet_get_endpoints(struct usbnet *dev, struct usb_interface *intf)
 			default:
 				continue;
 			}
-			if (e->desc.bEndpointAddress & USB_DIR_IN) {
+			if (usb_endpoint_dir_in(&e->desc)) {
 				if (!intr && !in)
 					in = e;
 				else if (intr && !status)
@@ -554,7 +554,7 @@ static int usbnet_stop (struct net_device *net)
 {
 	struct usbnet		*dev = netdev_priv(net);
 	int			temp;
-	DECLARE_WAIT_QUEUE_HEAD (unlink_wakeup); 
+	DECLARE_WAIT_QUEUE_HEAD_ONSTACK (unlink_wakeup);
 	DECLARE_WAITQUEUE (wait, current);
 
 	netif_stop_queue (net);
@@ -669,20 +669,40 @@ done:
  * they'll probably want to use this base set.
  */
 
-void usbnet_get_drvinfo (struct net_device *net, struct ethtool_drvinfo *info)
+#if defined(CONFIG_MII) || defined(CONFIG_MII_MODULE)
+#define HAVE_MII
+
+int usbnet_get_settings (struct net_device *net, struct ethtool_cmd *cmd)
 {
 	struct usbnet *dev = netdev_priv(net);
 
-	/* REVISIT don't always return "usbnet" */
-	strncpy (info->driver, driver_name, sizeof info->driver);
-	strncpy (info->version, DRIVER_VERSION, sizeof info->version);
-	strncpy (info->fw_version, dev->driver_info->description,
-		sizeof info->fw_version);
-	usb_make_path (dev->udev, info->bus_info, sizeof info->bus_info);
+	if (!dev->mii.mdio_read)
+		return -EOPNOTSUPP;
+
+	return mii_ethtool_gset(&dev->mii, cmd);
 }
-EXPORT_SYMBOL_GPL(usbnet_get_drvinfo);
+EXPORT_SYMBOL_GPL(usbnet_get_settings);
+
+int usbnet_set_settings (struct net_device *net, struct ethtool_cmd *cmd)
+{
+	struct usbnet *dev = netdev_priv(net);
+	int retval;
+
+	if (!dev->mii.mdio_write)
+		return -EOPNOTSUPP;
 
-static u32 usbnet_get_link (struct net_device *net)
+	retval = mii_ethtool_sset(&dev->mii, cmd);
+
+	/* link speed/duplex might have changed */
+	if (dev->driver_info->link_reset)
+		dev->driver_info->link_reset(dev);
+
+	return retval;
+
+}
+EXPORT_SYMBOL_GPL(usbnet_set_settings);
+
+u32 usbnet_get_link (struct net_device *net)
 {
 	struct usbnet *dev = netdev_priv(net);
 
@@ -690,9 +710,40 @@ static u32 usbnet_get_link (struct net_device *net)
 	if (dev->driver_info->check_connect)
 		return dev->driver_info->check_connect (dev) == 0;
 
+	/* if the device has mii operations, use those */
+	if (dev->mii.mdio_read)
+		return mii_link_ok(&dev->mii);
+
 	/* Otherwise, say we're up (to avoid breaking scripts) */
 	return 1;
 }
+EXPORT_SYMBOL_GPL(usbnet_get_link);
+
+int usbnet_nway_reset(struct net_device *net)
+{
+	struct usbnet *dev = netdev_priv(net);
+
+	if (!dev->mii.mdio_write)
+		return -EOPNOTSUPP;
+
+	return mii_nway_restart(&dev->mii);
+}
+EXPORT_SYMBOL_GPL(usbnet_nway_reset);
+
+#endif	/* HAVE_MII */
+
+void usbnet_get_drvinfo (struct net_device *net, struct ethtool_drvinfo *info)
+{
+	struct usbnet *dev = netdev_priv(net);
+
+	/* REVISIT don't always return "usbnet" */
+	strncpy (info->driver, driver_name, sizeof info->driver);
+	strncpy (info->version, DRIVER_VERSION, sizeof info->version);
+	strncpy (info->fw_version, dev->driver_info->description,
+		sizeof info->fw_version);
+	usb_make_path (dev->udev, info->bus_info, sizeof info->bus_info);
+}
+EXPORT_SYMBOL_GPL(usbnet_get_drvinfo);
 
 u32 usbnet_get_msglevel (struct net_device *net)
 {
@@ -712,8 +763,13 @@ EXPORT_SYMBOL_GPL(usbnet_set_msglevel);
 
 /* drivers may override default ethtool_ops in their bind() routine */
 static struct ethtool_ops usbnet_ethtool_ops = {
-	.get_drvinfo		= usbnet_get_drvinfo,
+#ifdef	HAVE_MII
+	.get_settings		= usbnet_get_settings,
+	.set_settings		= usbnet_set_settings,
 	.get_link		= usbnet_get_link,
+	.nway_reset		= usbnet_nway_reset,
+#endif
+	.get_drvinfo		= usbnet_get_drvinfo,
 	.get_msglevel		= usbnet_get_msglevel,
 	.set_msglevel		= usbnet_set_msglevel,
 };
@@ -1094,6 +1150,7 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod)
 	dev->delay.function = usbnet_bh;
 	dev->delay.data = (unsigned long) dev;
 	init_timer (&dev->delay);
+	mutex_init (&dev->phy_mutex);
 
 	SET_MODULE_OWNER (net);
 	dev->net = net;
@@ -1225,7 +1282,7 @@ EXPORT_SYMBOL_GPL(usbnet_resume);
 static int __init usbnet_init(void)
 {
 	/* compiler should optimize this out */
-	BUG_ON (sizeof (((struct sk_buff *)0)->cb)
+	BUILD_BUG_ON (sizeof (((struct sk_buff *)0)->cb)
 			< sizeof (struct skb_data));
 
 	random_ether_addr(node_id);
diff --git a/drivers/usb/net/usbnet.h b/drivers/usb/net/usbnet.h
index c0746f0454af..07c70abbe0ec 100644
--- a/drivers/usb/net/usbnet.h
+++ b/drivers/usb/net/usbnet.h
@@ -30,6 +30,7 @@ struct usbnet {
 	struct usb_device	*udev;
 	struct driver_info	*driver_info;
 	wait_queue_head_t	*wait;
+	struct mutex		phy_mutex;
 
 	/* i/o info: pipes etc */
 	unsigned		in, out;
@@ -168,9 +169,13 @@ extern void usbnet_defer_kevent (struct usbnet *, int);
 extern void usbnet_skb_return (struct usbnet *, struct sk_buff *);
 extern void usbnet_unlink_rx_urbs(struct usbnet *);
 
+extern int usbnet_get_settings (struct net_device *net, struct ethtool_cmd *cmd);
+extern int usbnet_set_settings (struct net_device *net, struct ethtool_cmd *cmd);
+extern u32 usbnet_get_link (struct net_device *net);
 extern u32 usbnet_get_msglevel (struct net_device *);
 extern void usbnet_set_msglevel (struct net_device *, u32);
 extern void usbnet_get_drvinfo (struct net_device *, struct ethtool_drvinfo *);
+extern int usbnet_nway_reset(struct net_device *net);
 
 /* messaging support includes the interface name, so it must not be
  * used before it has one ... notably, in minidriver bind() calls.
diff --git a/drivers/usb/serial/Kconfig b/drivers/usb/serial/Kconfig
index 5076b9d97057..2f4d303ee36f 100644
--- a/drivers/usb/serial/Kconfig
+++ b/drivers/usb/serial/Kconfig
@@ -54,10 +54,10 @@ config USB_SERIAL_GENERIC
 	  properly.
 
 config USB_SERIAL_AIRCABLE
-	tristate "AIRcable USB Bluetooth Dongle Driver (EXPERIMENTAL)"
+	tristate "USB AIRcable Bluetooth Dongle Driver (EXPERIMENTAL)"
 	depends on USB_SERIAL && EXPERIMENTAL
 	help
-	    Say Y here if you want to use AIRcable USB Bluetoot Dongle.
+	    Say Y here if you want to use USB AIRcable Bluetooth Dongle.
 
 	    To compile this driver as a module, choose M here: the module
 	    will be called aircable.
@@ -422,6 +422,16 @@ config USB_SERIAL_MCT_U232
 	  To compile this driver as a module, choose M here: the
 	  module will be called mct_u232.
 
+config USB_SERIAL_MOS7720
+	tristate "USB Moschip 7720 Single Port Serial Driver"
+	depends on USB_SERIAL
+	---help---
+	  Say Y here if you want to use a USB Serial single port adapter from
+	  Moschip Semiconductor Tech.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called mos7720.
+
 config USB_SERIAL_MOS7840
 	tristate "USB Moschip 7840/7820 USB Serial Driver"
 	depends on USB_SERIAL
@@ -527,8 +537,7 @@ config USB_SERIAL_OPTION
 	  The USB bus on these cards is not accessible externally.
 
 	  Supported devices include (some of?) those made by:
-	  Option, Huawei, Audiovox, Sierra Wireless, Novatel Wireless, or
-	  Anydata.
+	  Option, Huawei, Audiovox, Novatel Wireless, or Anydata.
 
 	  To compile this driver as a module, choose M here: the
 	  module will be called option.
@@ -545,6 +554,17 @@ config USB_SERIAL_OMNINET
 	  To compile this driver as a module, choose M here: the
 	  module will be called omninet.
 
+config USB_SERIAL_DEBUG
+	tristate "USB Debugging Device"
+	depends on USB_SERIAL
+	help
+	  Say Y here if you have a USB debugging device used to recieve
+	  debugging data from another machine.  The most common of these
+	  devices is the NetChip TurboCONNECT device.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called usb-debug.
+
 config USB_EZUSB
 	bool
 	depends on USB_SERIAL_KEYSPAN_PDA || USB_SERIAL_XIRCOM || USB_SERIAL_KEYSPAN || USB_SERIAL_WHITEHEAT
diff --git a/drivers/usb/serial/Makefile b/drivers/usb/serial/Makefile
index 8dce83340e31..61166ad450e6 100644
--- a/drivers/usb/serial/Makefile
+++ b/drivers/usb/serial/Makefile
@@ -18,6 +18,7 @@ obj-$(CONFIG_USB_SERIAL_BELKIN)			+= belkin_sa.o
 obj-$(CONFIG_USB_SERIAL_CP2101)			+= cp2101.o
 obj-$(CONFIG_USB_SERIAL_CYBERJACK)		+= cyberjack.o
 obj-$(CONFIG_USB_SERIAL_CYPRESS_M8)		+= cypress_m8.o
+obj-$(CONFIG_USB_SERIAL_DEBUG)			+= usb_debug.o
 obj-$(CONFIG_USB_SERIAL_DIGI_ACCELEPORT)	+= digi_acceleport.o
 obj-$(CONFIG_USB_SERIAL_EDGEPORT)		+= io_edgeport.o
 obj-$(CONFIG_USB_SERIAL_EDGEPORT_TI)		+= io_ti.o
@@ -34,6 +35,7 @@ obj-$(CONFIG_USB_SERIAL_KEYSPAN_PDA)		+= keyspan_pda.o
 obj-$(CONFIG_USB_SERIAL_KLSI)			+= kl5kusb105.o
 obj-$(CONFIG_USB_SERIAL_KOBIL_SCT)		+= kobil_sct.o
 obj-$(CONFIG_USB_SERIAL_MCT_U232)		+= mct_u232.o
+obj-$(CONFIG_USB_SERIAL_MOS7720)		+= mos7720.o
 obj-$(CONFIG_USB_SERIAL_MOS7840)		+= mos7840.o
 obj-$(CONFIG_USB_SERIAL_NAVMAN)			+= navman.o
 obj-$(CONFIG_USB_SERIAL_OMNINET)		+= omninet.o
diff --git a/drivers/usb/serial/aircable.c b/drivers/usb/serial/aircable.c
index 812275509137..b1b5707bc99a 100644
--- a/drivers/usb/serial/aircable.c
+++ b/drivers/usb/serial/aircable.c
@@ -270,8 +270,11 @@ static void aircable_read(void *params)
 	 */
 	tty = port->tty;
 
-	if (!tty)
+	if (!tty) {
 		schedule_work(&priv->rx_work);
+		err("%s - No tty available", __FUNCTION__);
+		return ;
+	}
 
 	count = min(64, serial_buf_data_avail(priv->rx_buf));
 
@@ -305,9 +308,7 @@ static int aircable_probe(struct usb_serial *serial,
 
 	for (i = 0; i < iface_desc->desc.bNumEndpoints; i++) {
 		endpoint = &iface_desc->endpoint[i].desc;
-		if (((endpoint->bEndpointAddress & 0x80) == 0x00) &&
-			((endpoint->bmAttributes & 3) == 0x02)) {
-			/* we found our bulk out endpoint */
+		if (usb_endpoint_is_bulk_out(endpoint)) {
 			dbg("found bulk out on endpoint %d", i);
 			++num_bulk_out;
 		}
diff --git a/drivers/usb/serial/airprime.c b/drivers/usb/serial/airprime.c
index 2c19f19b255c..96c73726d74a 100644
--- a/drivers/usb/serial/airprime.c
+++ b/drivers/usb/serial/airprime.c
@@ -18,12 +18,9 @@
 
 static struct usb_device_id id_table [] = {
 	{ USB_DEVICE(0x0c88, 0x17da) }, /* Kyocera Wireless KPC650/Passport */
-	{ USB_DEVICE(0x0f3d, 0x0112) }, /* AirPrime CDMA Wireless PC Card */
-	{ USB_DEVICE(0x1199, 0x0017) }, /* Sierra Wireless EM5625 */
-	{ USB_DEVICE(0x1199, 0x0018) }, /* Sierra Wireless MC5720 */
-	{ USB_DEVICE(0x1199, 0x0112) }, /* Sierra Wireless Aircard 580 */
-	{ USB_DEVICE(0x1199, 0x0218) }, /* Sierra Wireless MC5720 */
 	{ USB_DEVICE(0x1410, 0x1110) }, /* Novatel Wireless Merlin CDMA */
+	{ USB_DEVICE(0x1410, 0x1430) },	/* Novatel Merlin XU870 HSDPA/3G */
+	{ USB_DEVICE(0x1410, 0x1100) }, /* ExpressCard34 Qualcomm 3G CDMA */
 	{ },
 };
 MODULE_DEVICE_TABLE(usb, id_table);
@@ -133,6 +130,7 @@ static int airprime_open(struct usb_serial_port *port, struct file *filp)
 		}
 		urb = usb_alloc_urb(0, GFP_KERNEL);
 		if (!urb) {
+			kfree(buffer);
 			dev_err(&port->dev, "%s - no more urbs?\n",
 				__FUNCTION__);
 			result = -ENOMEM;
diff --git a/drivers/usb/serial/ark3116.c b/drivers/usb/serial/ark3116.c
index ca52f12f0e24..863966c1c5ac 100644
--- a/drivers/usb/serial/ark3116.c
+++ b/drivers/usb/serial/ark3116.c
@@ -85,10 +85,9 @@ static int ark3116_attach(struct usb_serial *serial)
 	int i;
 
 	for (i = 0; i < serial->num_ports; ++i) {
-		priv = kmalloc(sizeof (struct ark3116_private), GFP_KERNEL);
+		priv = kzalloc(sizeof(struct ark3116_private), GFP_KERNEL);
 		if (!priv)
 			goto cleanup;
-		memset(priv, 0x00, sizeof (struct ark3116_private));
 		spin_lock_init(&priv->lock);
 
 		usb_set_serial_port_data(serial->port[i], priv);
diff --git a/drivers/usb/serial/console.c b/drivers/usb/serial/console.c
index 3a9073dbfe6a..7167728d764c 100644
--- a/drivers/usb/serial/console.c
+++ b/drivers/usb/serial/console.c
@@ -166,19 +166,17 @@ static int usb_console_setup(struct console *co, char *options)
 	if (serial->type->set_termios) {
 		/* build up a fake tty structure so that the open call has something
 		 * to look at to get the cflag value */
-		tty = kmalloc (sizeof (*tty), GFP_KERNEL);
+		tty = kzalloc(sizeof(*tty), GFP_KERNEL);
 		if (!tty) {
 			err ("no more memory");
 			return -ENOMEM;
 		}
-		termios = kmalloc (sizeof (*termios), GFP_KERNEL);
+		termios = kzalloc(sizeof(*termios), GFP_KERNEL);
 		if (!termios) {
 			err ("no more memory");
 			kfree (tty);
 			return -ENOMEM;
 		}
-		memset (tty, 0x00, sizeof(*tty));
-		memset (termios, 0x00, sizeof(*termios));
 		termios->c_cflag = cflag;
 		tty->termios = termios;
 		port->tty = tty;
diff --git a/drivers/usb/serial/cp2101.c b/drivers/usb/serial/cp2101.c
index 486c7411b9a7..f95d42c0d16a 100644
--- a/drivers/usb/serial/cp2101.c
+++ b/drivers/usb/serial/cp2101.c
@@ -64,7 +64,11 @@ static struct usb_device_id id_table [] = {
 	{ USB_DEVICE(0x10C4, 0x80F6) }, /* Suunto sports instrument */
 	{ USB_DEVICE(0x10C4, 0x813D) }, /* Burnside Telecom Deskmobile */
 	{ USB_DEVICE(0x10C4, 0x815E) }, /* Helicomm IP-Link 1220-DVM */
+	{ USB_DEVICE(0x10C4, 0x81C8) }, /* Lipowsky Industrie Elektronik GmbH, Baby-JTAG */
+	{ USB_DEVICE(0x10C4, 0x81E2) }, /* Lipowsky Industrie Elektronik GmbH, Baby-LIN */
+	{ USB_DEVICE(0x10C4, 0x8218) }, /* Lipowsky Industrie Elektronik GmbH, HARP-1 */
 	{ USB_DEVICE(0x10C4, 0xEA60) }, /* Silicon Labs factory default */
+	{ USB_DEVICE(0x10C4, 0xEA61) }, /* Silicon Labs factory default */
 	{ USB_DEVICE(0x16D6, 0x0001) }, /* Jablotron serial interface */
 	{ } /* Terminating Entry */
 };
diff --git a/drivers/usb/serial/cypress_m8.c b/drivers/usb/serial/cypress_m8.c
index f2e89a083659..093f303b3189 100644
--- a/drivers/usb/serial/cypress_m8.c
+++ b/drivers/usb/serial/cypress_m8.c
@@ -1684,15 +1684,14 @@ static int __init cypress_init(void)
 
 	info(DRIVER_DESC " " DRIVER_VERSION);
 	return 0;
+
 failed_usb_register:
-	usb_deregister(&cypress_driver);
-failed_ca42v2_register:
 	usb_serial_deregister(&cypress_ca42v2_device);
-failed_hidcom_register:
+failed_ca42v2_register:
 	usb_serial_deregister(&cypress_hidcom_device);
-failed_em_register:
+failed_hidcom_register:
 	usb_serial_deregister(&cypress_earthmate_device);
-
+failed_em_register:
 	return retval;
 }
 
diff --git a/drivers/usb/serial/digi_acceleport.c b/drivers/usb/serial/digi_acceleport.c
index bdb58100fc1d..5e3ac281a2f8 100644
--- a/drivers/usb/serial/digi_acceleport.c
+++ b/drivers/usb/serial/digi_acceleport.c
@@ -157,7 +157,7 @@
 *       to TASK_RUNNING will be lost and write_chan's subsequent call to
 *       schedule() will never return (unless it catches a signal).
 *       This race condition occurs because write_bulk_callback() (and thus
-*       the wakeup) are called asynchonously from an interrupt, rather than
+*       the wakeup) are called asynchronously from an interrupt, rather than
 *       from the scheduler.  We can avoid the race by calling the wakeup
 *       from the scheduler queue and that's our fix:  Now, at the end of
 *       write_bulk_callback() we queue up a wakeup call on the scheduler
diff --git a/drivers/usb/serial/ezusb.c b/drivers/usb/serial/ezusb.c
index 5169c2d154ab..97ee718b1da2 100644
--- a/drivers/usb/serial/ezusb.c
+++ b/drivers/usb/serial/ezusb.c
@@ -31,12 +31,11 @@ int ezusb_writememory (struct usb_serial *serial, int address, unsigned char *da
 		return -ENODEV;
 	}
 
-	transfer_buffer =  kmalloc (length, GFP_KERNEL);
+	transfer_buffer = kmemdup(data, length, GFP_KERNEL);
 	if (!transfer_buffer) {
 		dev_err(&serial->dev->dev, "%s - kmalloc(%d) failed.\n", __FUNCTION__, length);
 		return -ENOMEM;
 	}
-	memcpy (transfer_buffer, data, length);
 	result = usb_control_msg (serial->dev, usb_sndctrlpipe(serial->dev, 0), bRequest, 0x40, address, 0, transfer_buffer, length, 3000);
 	kfree (transfer_buffer);
 	return result;
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index d3dc1a15ec6c..89ce2775be15 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -1,16 +1,16 @@
 /*
  * USB FTDI SIO driver
  *
- * 	Copyright (C) 1999 - 2001
- * 	    Greg Kroah-Hartman (greg@kroah.com)
+ *	Copyright (C) 1999 - 2001
+ *	    Greg Kroah-Hartman (greg@kroah.com)
  *          Bill Ryder (bryder@sgi.com)
  *	Copyright (C) 2002
  *	    Kuba Ober (kuba@mareimbrium.org)
  *
- * 	This program is free software; you can redistribute it and/or modify
- * 	it under the terms of the GNU General Public License as published by
- * 	the Free Software Foundation; either version 2 of the License, or
- * 	(at your option) any later version.
+ *	This program is free software; you can redistribute it and/or modify
+ *	it under the terms of the GNU General Public License as published by
+ *	the Free Software Foundation; either version 2 of the License, or
+ *	(at your option) any later version.
  *
  * See Documentation/usb/usb-serial.txt for more information on using this driver
  *
@@ -32,7 +32,7 @@
  *      Changed full name of USB-UIRT device to avoid "/" character.
  *      Added FTDI's alternate PID (0x6006) for FT232/245 devices.
  *      Added PID for "ELV USB Module UO100" from Stefan Frings.
- * 
+ *
  * (21/Oct/2003) Ian Abbott
  *      Renamed some VID/PID macros for Matrix Orbital and Perle Systems
  *      devices.  Removed Matrix Orbital and Perle Systems devices from the
@@ -69,7 +69,7 @@
  *	does not incure any measurable overhead.  This also relies on the fact
  *	that we have proper reference counting logic for urbs.  I nicked this
  *	from Greg KH's Visor driver.
- *      
+ *
  * (23/Jun/2003) Ian Abbott
  *      Reduced flip buffer pushes and corrected a data length test in
  *      ftdi_read_bulk_callback.
@@ -77,7 +77,7 @@
  *
  * (21/Jun/2003) Erik Nygren
  *      Added support for Home Electronics Tira-1 IR transceiver using FT232BM chip.
- *      See <http://www.home-electro.com/tira1.htm>.  Only operates properly 
+ *      See <http://www.home-electro.com/tira1.htm>.  Only operates properly
  *      at 100000 and RTS-CTS, so set custom divisor mode on startup.
  *      Also force the Tira-1 and USB-UIRT to only use their custom baud rates.
  *
@@ -137,17 +137,17 @@
  * (17/Feb/2003) Bill Ryder
  *      Added write urb buffer pool on a per device basis
  *      Added more checking for open file on callbacks (fixed OOPS)
- *      Added CrystalFontz 632 and 634 PIDs 
+ *      Added CrystalFontz 632 and 634 PIDs
  *         (thanx to CrystalFontz for the sample devices - they flushed out
  *           some driver bugs)
  *      Minor debugging message changes
  *      Added throttle, unthrottle and chars_in_buffer functions
  *      Fixed FTDI_SIO (the original device) bug
  *      Fixed some shutdown handling
- *      
- * 
- * 
- * 
+ *
+ *
+ *
+ *
  * (07/Jun/2002) Kuba Ober
  *	Changed FTDI_SIO_BASE_BAUD_TO_DIVISOR macro into ftdi_baud_to_divisor
  *	function. It was getting too complex.
@@ -158,7 +158,7 @@
  *
  * (25/Jul/2002) Bill Ryder inserted Dmitri's TIOCMIWAIT patch
  *      Not tested by me but it doesn't break anything I use.
- * 
+ *
  * (04/Jan/2002) Kuba Ober
  *	Implemented 38400 baudrate kludge, where it can be substituted with other
  *	  values. That's the only way to set custom baudrates.
@@ -179,7 +179,7 @@
  *        (the previous version caused panics)
  *	Removed port iteration code since the device only has one I/O port and it
  *	  was wrong anyway.
- * 
+ *
  * (31/May/2001) gkh
  *	Switched from using spinlock to a semaphore, which fixes lots of problems.
  *
@@ -188,16 +188,16 @@
  *	Cleaned up comments for 8U232
  *	Added parity, framing and overrun error handling
  *	Added receive break handling.
- * 
+ *
  * (04/08/2001) gb
  *	Identify version on module load.
- *       
+ *
  * (18/March/2001) Bill Ryder
  *	(Not released)
  *	Added send break handling. (requires kernel patch too)
  *	Fixed 8U232AM hardware RTS/CTS etc status reporting.
  *	Added flipbuf fix copied from generic device
- * 
+ *
  * (12/3/2000) Bill Ryder
  *	Added support for 8U232AM device.
  *	Moved PID and VIDs into header file only.
@@ -211,14 +211,14 @@
  *	Cleaned up comments. Removed multiple PID/VID definitions.
  *	Factorised cts/dtr code
  *	Made use of __FUNCTION__ in dbg's
- *      
+ *
  * (11/01/2000) Adam J. Richter
  *	usb_device_id table support
- * 
+ *
  * (10/05/2000) gkh
  *	Fixed bug with urb->dev not being set properly, now that the usb
  *	core needs it.
- * 
+ *
  * (09/11/2000) gkh
  *	Removed DEBUG #ifdefs with call to usb_serial_debug_data
  *
@@ -226,11 +226,11 @@
  *	Added module_init and module_exit functions to handle the fact that this
  *	driver is a loadable module now.
  *
- * (04/04/2000) Bill Ryder 
+ * (04/04/2000) Bill Ryder
  *	Fixed bugs in TCGET/TCSET ioctls (by removing them - they are
  *        handled elsewhere in the tty io driver chain).
  *
- * (03/30/2000) Bill Ryder 
+ * (03/30/2000) Bill Ryder
  *	Implemented lots of ioctls
  *	Fixed a race condition in write
  *	Changed some dbg's to errs
@@ -311,6 +311,7 @@ static struct usb_device_id id_table_combined [] = {
 	{ USB_DEVICE(FTDI_VID, FTDI_ACTZWAVE_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_IRTRANS_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_IPLUS_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_DMX4ALL) },
 	{ USB_DEVICE(FTDI_VID, FTDI_SIO_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_8U232AM_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_8U232AM_ALT_PID) },
@@ -444,13 +445,13 @@ static struct usb_device_id id_table_combined [] = {
 	/* { USB_DEVICE(FTDI_VID, FTDI_ELV_WS300PC_PID) }, */
 	/* { USB_DEVICE(FTDI_VID, FTDI_ELV_FHZ1300PC_PID) }, */
 	/* { USB_DEVICE(FTDI_VID, FTDI_ELV_WS500_PID) }, */
- 	{ USB_DEVICE(FTDI_VID, LINX_SDMUSBQSS_PID) },
- 	{ USB_DEVICE(FTDI_VID, LINX_MASTERDEVEL2_PID) },
- 	{ USB_DEVICE(FTDI_VID, LINX_FUTURE_0_PID) },
- 	{ USB_DEVICE(FTDI_VID, LINX_FUTURE_1_PID) },
- 	{ USB_DEVICE(FTDI_VID, LINX_FUTURE_2_PID) },
- 	{ USB_DEVICE(FTDI_VID, FTDI_CCSICDU20_0_PID) },
- 	{ USB_DEVICE(FTDI_VID, FTDI_CCSICDU40_1_PID) },
+	{ USB_DEVICE(FTDI_VID, LINX_SDMUSBQSS_PID) },
+	{ USB_DEVICE(FTDI_VID, LINX_MASTERDEVEL2_PID) },
+	{ USB_DEVICE(FTDI_VID, LINX_FUTURE_0_PID) },
+	{ USB_DEVICE(FTDI_VID, LINX_FUTURE_1_PID) },
+	{ USB_DEVICE(FTDI_VID, LINX_FUTURE_2_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_CCSICDU20_0_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_CCSICDU40_1_PID) },
 	{ USB_DEVICE(FTDI_VID, INSIDE_ACCESSO) },
 	{ USB_DEVICE(INTREPID_VID, INTREPID_VALUECAN_PID) },
 	{ USB_DEVICE(INTREPID_VID, INTREPID_NEOVI_PID) },
@@ -511,6 +512,7 @@ static struct usb_device_id id_table_combined [] = {
 	{ USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13M_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13S_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13U_PID) },
+	{ USB_DEVICE(ELEKTOR_VID, ELEKTOR_FT323R_PID) },
 	{ },					/* Optional parameter entry */
 	{ }					/* Terminating entry */
 };
@@ -522,7 +524,7 @@ static struct usb_driver ftdi_driver = {
 	.probe =	usb_serial_probe,
 	.disconnect =	usb_serial_disconnect,
 	.id_table =	id_table_combined,
-	.no_dynamic_id = 	1,
+	.no_dynamic_id =	1,
 };
 
 static const char *ftdi_chip_name[] = {
@@ -548,13 +550,13 @@ struct ftdi_private {
 	int custom_divisor;	/* custom_divisor kludge, this is for baud_base (different from what goes to the chip!) */
 	__u16 last_set_data_urb_value ;
 				/* the last data state set - needed for doing a break */
-        int write_offset;       /* This is the offset in the usb data block to write the serial data - 
+        int write_offset;       /* This is the offset in the usb data block to write the serial data -
 				 * it is different between devices
 				 */
 	int flags;		/* some ASYNC_xxxx flags are supported */
 	unsigned long last_dtr_rts;	/* saved modem control outputs */
         wait_queue_head_t delta_msr_wait; /* Used for TIOCMIWAIT */
- 	char prev_status, diff_status;        /* Used for TIOCMIWAIT */
+	char prev_status, diff_status;        /* Used for TIOCMIWAIT */
 	__u8 rx_flags;		/* receive state flags (throttling) */
 	spinlock_t rx_lock;	/* spinlock for receive state */
 	struct work_struct rx_work;
@@ -721,7 +723,7 @@ static int update_mctrl(struct usb_serial_port *port, unsigned int set, unsigned
 		urb_value |= FTDI_SIO_SET_RTS_HIGH;
 	rv = usb_control_msg(port->serial->dev,
 			       usb_sndctrlpipe(port->serial->dev, 0),
-			       FTDI_SIO_SET_MODEM_CTRL_REQUEST, 
+			       FTDI_SIO_SET_MODEM_CTRL_REQUEST,
 			       FTDI_SIO_SET_MODEM_CTRL_REQUEST_TYPE,
 			       urb_value, priv->interface,
 			       buf, 0, WDR_TIMEOUT);
@@ -768,7 +770,7 @@ static int change_speed(struct usb_serial_port *port)
 	if (priv->interface) {	/* FT2232C */
 		urb_index = (__u16)((urb_index << 8) | priv->interface);
 	}
-	
+
 	rv = usb_control_msg(port->serial->dev,
 			    usb_sndctrlpipe(port->serial->dev, 0),
 			    FTDI_SIO_SET_BAUDRATE_REQUEST,
@@ -827,7 +829,7 @@ static __u32 get_ftdi_divisor(struct usb_serial_port * port)
 
 	/* 3. Convert baudrate to device-specific divisor */
 
-	if (!baud) baud = 9600;	
+	if (!baud) baud = 9600;
 	switch(priv->chip_type) {
 	case SIO: /* SIO chip */
 		switch(baud) {
@@ -843,7 +845,7 @@ static __u32 get_ftdi_divisor(struct usb_serial_port * port)
 		case 115200: div_value = ftdi_sio_b115200; break;
 		} /* baud */
 		if (div_value == 0) {
-  			dbg("%s - Baudrate (%d) requested is not supported", __FUNCTION__,  baud);
+			dbg("%s - Baudrate (%d) requested is not supported", __FUNCTION__,  baud);
 			div_value = ftdi_sio_b9600;
 			div_okay = 0;
 		}
@@ -925,7 +927,7 @@ static int set_serial_info(struct usb_serial_port * port, struct serial_struct _
 	/* Make the changes - these are privileged changes! */
 
 	priv->flags = ((priv->flags & ~ASYNC_FLAGS) |
-	               (new_serial.flags & ASYNC_FLAGS));	
+	               (new_serial.flags & ASYNC_FLAGS));
 	priv->custom_divisor = new_serial.custom_divisor;
 
 	port->tty->low_latency = (priv->flags & ASYNC_LOW_LATENCY) ? 1 : 0;
@@ -950,7 +952,7 @@ check_and_exit:
 	     (old_priv.custom_divisor != priv->custom_divisor))) {
 		change_speed(port);
 	}
-	
+
 	return (0);
 
 } /* set_serial_info */
@@ -1022,18 +1024,18 @@ static ssize_t show_latency_timer(struct device *dev, struct device_attribute *a
 	struct usb_device *udev;
 	unsigned short latency = 0;
 	int rv = 0;
-	
+
 	udev = to_usb_device(dev);
-	
+
 	dbg("%s",__FUNCTION__);
-	
+
 	rv = usb_control_msg(udev,
 			     usb_rcvctrlpipe(udev, 0),
 			     FTDI_SIO_GET_LATENCY_TIMER_REQUEST,
 			     FTDI_SIO_GET_LATENCY_TIMER_REQUEST_TYPE,
-			     0, priv->interface, 
+			     0, priv->interface,
 			     (char*) &latency, 1, WDR_TIMEOUT);
-	
+
 	if (rv < 0) {
 		dev_err(dev, "Unable to read latency timer: %i", rv);
 		return -EIO;
@@ -1051,23 +1053,23 @@ static ssize_t store_latency_timer(struct device *dev, struct device_attribute *
 	char buf[1];
 	int v = simple_strtoul(valbuf, NULL, 10);
 	int rv = 0;
-	
+
 	udev = to_usb_device(dev);
-	
+
 	dbg("%s: setting latency timer = %i", __FUNCTION__, v);
-	
+
 	rv = usb_control_msg(udev,
 			     usb_sndctrlpipe(udev, 0),
 			     FTDI_SIO_SET_LATENCY_TIMER_REQUEST,
 			     FTDI_SIO_SET_LATENCY_TIMER_REQUEST_TYPE,
-			     v, priv->interface, 
+			     v, priv->interface,
 			     buf, 0, WDR_TIMEOUT);
-	
+
 	if (rv < 0) {
 		dev_err(dev, "Unable to write latency timer: %i", rv);
 		return -EIO;
 	}
-	
+
 	return count;
 }
 
@@ -1082,23 +1084,23 @@ static ssize_t store_event_char(struct device *dev, struct device_attribute *att
 	char buf[1];
 	int v = simple_strtoul(valbuf, NULL, 10);
 	int rv = 0;
-	
+
 	udev = to_usb_device(dev);
-	
+
 	dbg("%s: setting event char = %i", __FUNCTION__, v);
-	
+
 	rv = usb_control_msg(udev,
 			     usb_sndctrlpipe(udev, 0),
 			     FTDI_SIO_SET_EVENT_CHAR_REQUEST,
 			     FTDI_SIO_SET_EVENT_CHAR_REQUEST_TYPE,
-			     v, priv->interface, 
+			     v, priv->interface,
 			     buf, 0, WDR_TIMEOUT);
-	
+
 	if (rv < 0) {
 		dbg("Unable to write event character: %i", rv);
 		return -EIO;
 	}
-	
+
 	return count;
 }
 
@@ -1135,11 +1137,11 @@ static void remove_sysfs_attrs(struct usb_serial *serial)
 	struct ftdi_private *priv;
 	struct usb_device *udev;
 
-	dbg("%s",__FUNCTION__);	
+	dbg("%s",__FUNCTION__);
 
 	priv = usb_get_serial_port_data(serial->port[0]);
 	udev = serial->dev;
-	
+
 	/* XXX see create_sysfs_attrs */
 	if (priv->chip_type != SIO) {
 		device_remove_file(&udev->dev, &dev_attr_event_char);
@@ -1147,7 +1149,7 @@ static void remove_sysfs_attrs(struct usb_serial *serial)
 			device_remove_file(&udev->dev, &dev_attr_latency_timer);
 		}
 	}
-	
+
 }
 
 /*
@@ -1258,7 +1260,7 @@ static void ftdi_HE_TIRA1_setup (struct usb_serial *serial)
 } /* ftdi_HE_TIRA1_setup */
 
 
-/* ftdi_shutdown is called from usbserial:usb_serial_disconnect 
+/* ftdi_shutdown is called from usbserial:usb_serial_disconnect
  *   it is called when the usb device is disconnected
  *
  *   usbserial:usb_serial_disconnect
@@ -1269,16 +1271,16 @@ static void ftdi_HE_TIRA1_setup (struct usb_serial *serial)
 
 static void ftdi_shutdown (struct usb_serial *serial)
 { /* ftdi_shutdown */
-	
+
 	struct usb_serial_port *port = serial->port[0];
 	struct ftdi_private *priv = usb_get_serial_port_data(port);
 
 	dbg("%s", __FUNCTION__);
 
 	remove_sysfs_attrs(serial);
-	
-	/* all open ports are closed at this point 
-         *    (by usbserial.c:__serial_close, which calls ftdi_close)  
+
+	/* all open ports are closed at this point
+         *    (by usbserial.c:__serial_close, which calls ftdi_close)
 	 */
 
 	if (priv) {
@@ -1293,7 +1295,7 @@ static int  ftdi_open (struct usb_serial_port *port, struct file *filp)
 	struct usb_device *dev = port->serial->dev;
 	struct ftdi_private *priv = usb_get_serial_port_data(port);
 	unsigned long flags;
-	
+
 	int result = 0;
 	char buf[1]; /* Needed for the usb_control_msg I think */
 
@@ -1312,8 +1314,8 @@ static int  ftdi_open (struct usb_serial_port *port, struct file *filp)
 	/* No error checking for this (will get errors later anyway) */
 	/* See ftdi_sio.h for description of what is reset */
 	usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
-			FTDI_SIO_RESET_REQUEST, FTDI_SIO_RESET_REQUEST_TYPE, 
-			FTDI_SIO_RESET_SIO, 
+			FTDI_SIO_RESET_REQUEST, FTDI_SIO_RESET_REQUEST_TYPE,
+			FTDI_SIO_RESET_SIO,
 			priv->interface, buf, 0, WDR_TIMEOUT);
 
 	/* Termios defaults are set by usb_serial_init. We don't change
@@ -1350,12 +1352,12 @@ static int  ftdi_open (struct usb_serial_port *port, struct file *filp)
 
 
 
-/* 
+/*
  * usbserial:__serial_close  only calls ftdi_close if the point is open
  *
  *   This only gets called when it is the last close
- *   
- *   
+ *
+ *
  */
 
 static void ftdi_close (struct usb_serial_port *port, struct file *filp)
@@ -1368,14 +1370,14 @@ static void ftdi_close (struct usb_serial_port *port, struct file *filp)
 
 	if (c_cflag & HUPCL){
 		/* Disable flow control */
-		if (usb_control_msg(port->serial->dev, 
+		if (usb_control_msg(port->serial->dev,
 				    usb_sndctrlpipe(port->serial->dev, 0),
 				    FTDI_SIO_SET_FLOW_CTRL_REQUEST,
 				    FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
 				    0, priv->interface, buf, 0,
 				    WDR_TIMEOUT) < 0) {
 			err("error from flowcontrol urb");
-		}	    
+		}
 
 		/* drop RTS and DTR */
 		clear_mctrl(port, TIOCM_DTR | TIOCM_RTS);
@@ -1384,14 +1386,13 @@ static void ftdi_close (struct usb_serial_port *port, struct file *filp)
 	/* cancel any scheduled reading */
 	cancel_delayed_work(&priv->rx_work);
 	flush_scheduled_work();
-	
+
 	/* shutdown our bulk read */
-	if (port->read_urb)
-		usb_kill_urb(port->read_urb);
+	usb_kill_urb(port->read_urb);
 } /* ftdi_close */
 
 
-  
+
 /* The SIO requires the first byte to have:
  *  B0 1
  *  B1 0
@@ -1423,7 +1424,7 @@ static int ftdi_write (struct usb_serial_port *port,
 		return 0;
 	}
 	spin_unlock_irqrestore(&priv->tx_lock, flags);
-	
+
 	data_offset = priv->write_offset;
         dbg("data_offset set to %d",data_offset);
 
@@ -1462,7 +1463,7 @@ static int ftdi_write (struct usb_serial_port *port,
 				user_pktsz = todo;
 			}
 			/* Write the control byte at the front of the packet*/
-			*first_byte = 1 | ((user_pktsz) << 2); 
+			*first_byte = 1 | ((user_pktsz) << 2);
 			/* Copy data for packet */
 			memcpy (first_byte + data_offset,
 				current_position, user_pktsz);
@@ -1479,7 +1480,7 @@ static int ftdi_write (struct usb_serial_port *port,
 	usb_serial_debug_data(debug, &port->dev, __FUNCTION__, transfer_size, buffer);
 
 	/* fill the buffer and send it */
-	usb_fill_bulk_urb(urb, port->serial->dev, 
+	usb_fill_bulk_urb(urb, port->serial->dev,
 		      usb_sndbulkpipe(port->serial->dev, port->bulk_out_endpointAddress),
 		      buffer, transfer_size,
 		      ftdi_write_bulk_callback, port);
@@ -1520,7 +1521,7 @@ static void ftdi_write_bulk_callback (struct urb *urb)
 	kfree (urb->transfer_buffer);
 
 	dbg("%s - port %d", __FUNCTION__, port->number);
-	
+
 	if (urb->status) {
 		dbg("nonzero write bulk status received: %d", urb->status);
 		return;
@@ -1651,7 +1652,7 @@ static void ftdi_process_read (void *param)
 	struct tty_struct *tty;
 	struct ftdi_private *priv;
 	char error_flag;
-       	unsigned char *data;
+	unsigned char *data;
 
 	int i;
 	int result;
@@ -1759,7 +1760,7 @@ static void ftdi_process_read (void *param)
 		}
 		if (length > 0) {
 			for (i = 2; i < length+2; i++) {
-				/* Note that the error flag is duplicated for 
+				/* Note that the error flag is duplicated for
 				   every character received since we don't know
 				   which character it applied to */
 				tty_insert_flip_char(tty, data[packet_offset+i], error_flag);
@@ -1773,7 +1774,7 @@ static void ftdi_process_read (void *param)
 		   This doesn't work well since the application receives a never
 		   ending stream of bad data - even though new data hasn't been sent.
 		   Therefore I (bill) have taken this out.
-		   However - this might make sense for framing errors and so on 
+		   However - this might make sense for framing errors and so on
 		   so I am leaving the code in for now.
 		*/
 		else {
@@ -1827,7 +1828,7 @@ static void ftdi_process_read (void *param)
 	/* if the port is closed stop trying to read */
 	if (port->open_count > 0){
 		/* Continue trying to always read  */
-		usb_fill_bulk_urb(port->read_urb, port->serial->dev, 
+		usb_fill_bulk_urb(port->read_urb, port->serial->dev,
 			      usb_rcvbulkpipe(port->serial->dev, port->bulk_in_endpointAddress),
 			      port->read_urb->transfer_buffer, port->read_urb->transfer_buffer_length,
 			      ftdi_read_bulk_callback, port);
@@ -1844,9 +1845,9 @@ static void ftdi_process_read (void *param)
 static void ftdi_break_ctl( struct usb_serial_port *port, int break_state )
 {
 	struct ftdi_private *priv = usb_get_serial_port_data(port);
-	__u16 urb_value = 0; 
+	__u16 urb_value = 0;
 	char buf[1];
-	
+
 	/* break_state = -1 to turn on break, and 0 to turn off break */
 	/* see drivers/char/tty_io.c to see it used */
 	/* last_set_data_urb_value NEVER has the break bit set in it */
@@ -1854,20 +1855,20 @@ static void ftdi_break_ctl( struct usb_serial_port *port, int break_state )
 	if (break_state) {
 		urb_value = priv->last_set_data_urb_value | FTDI_SIO_SET_BREAK;
 	} else {
-		urb_value = priv->last_set_data_urb_value; 
+		urb_value = priv->last_set_data_urb_value;
 	}
 
-	
+
 	if (usb_control_msg(port->serial->dev, usb_sndctrlpipe(port->serial->dev, 0),
-			    FTDI_SIO_SET_DATA_REQUEST, 
+			    FTDI_SIO_SET_DATA_REQUEST,
 			    FTDI_SIO_SET_DATA_REQUEST_TYPE,
 			    urb_value , priv->interface,
 			    buf, 0, WDR_TIMEOUT) < 0) {
 		err("%s FAILED to enable/disable break state (state was %d)", __FUNCTION__,break_state);
-	}	   
+	}
 
 	dbg("%s break state is %d - urb is %d", __FUNCTION__,break_state, urb_value);
-	
+
 }
 
 
@@ -1883,12 +1884,12 @@ static void ftdi_set_termios (struct usb_serial_port *port, struct termios *old_
 	struct ftdi_private *priv = usb_get_serial_port_data(port);
 	__u16 urb_value; /* will hold the new flags */
 	char buf[1]; /* Perhaps I should dynamically alloc this? */
-	
+
 	// Added for xon/xoff support
 	unsigned int iflag = port->tty->termios->c_iflag;
 	unsigned char vstop;
 	unsigned char vstart;
-	
+
 	dbg("%s", __FUNCTION__);
 
 	/* Force baud rate if this device requires it, unless it is set to B0. */
@@ -1906,20 +1907,20 @@ static void ftdi_set_termios (struct usb_serial_port *port, struct termios *old_
 
 	cflag = port->tty->termios->c_cflag;
 
-	/* FIXME -For this cut I don't care if the line is really changing or 
-	   not  - so just do the change regardless  - should be able to 
+	/* FIXME -For this cut I don't care if the line is really changing or
+	   not  - so just do the change regardless  - should be able to
 	   compare old_termios and tty->termios */
-	/* NOTE These routines can get interrupted by 
-	   ftdi_sio_read_bulk_callback  - need to examine what this 
+	/* NOTE These routines can get interrupted by
+	   ftdi_sio_read_bulk_callback  - need to examine what this
            means - don't see any problems yet */
-	
+
 	/* Set number of data bits, parity, stop bits */
-	
+
 	urb_value = 0;
 	urb_value |= (cflag & CSTOPB ? FTDI_SIO_SET_DATA_STOP_BITS_2 :
 		      FTDI_SIO_SET_DATA_STOP_BITS_1);
-	urb_value |= (cflag & PARENB ? 
-		      (cflag & PARODD ? FTDI_SIO_SET_DATA_PARITY_ODD : 
+	urb_value |= (cflag & PARENB ?
+		      (cflag & PARODD ? FTDI_SIO_SET_DATA_PARITY_ODD :
 		       FTDI_SIO_SET_DATA_PARITY_EVEN) :
 		      FTDI_SIO_SET_DATA_PARITY_NONE);
 	if (cflag & CSIZE) {
@@ -1936,25 +1937,25 @@ static void ftdi_set_termios (struct usb_serial_port *port, struct termios *old_
 	/* This is needed by the break command since it uses the same command - but is
 	 *  or'ed with this value  */
 	priv->last_set_data_urb_value = urb_value;
-	
+
 	if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
-			    FTDI_SIO_SET_DATA_REQUEST, 
+			    FTDI_SIO_SET_DATA_REQUEST,
 			    FTDI_SIO_SET_DATA_REQUEST_TYPE,
 			    urb_value , priv->interface,
 			    buf, 0, WDR_SHORT_TIMEOUT) < 0) {
 		err("%s FAILED to set databits/stopbits/parity", __FUNCTION__);
-	}	   
+	}
 
 	/* Now do the baudrate */
 	if ((cflag & CBAUD) == B0 ) {
 		/* Disable flow control */
 		if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
-				    FTDI_SIO_SET_FLOW_CTRL_REQUEST, 
+				    FTDI_SIO_SET_FLOW_CTRL_REQUEST,
 				    FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
-				    0, priv->interface, 
+				    0, priv->interface,
 				    buf, 0, WDR_TIMEOUT) < 0) {
 			err("%s error from disable flowcontrol urb", __FUNCTION__);
-		}	    
+		}
 		/* Drop RTS and DTR */
 		clear_mctrl(port, TIOCM_DTR | TIOCM_RTS);
 	} else {
@@ -1972,16 +1973,16 @@ static void ftdi_set_termios (struct usb_serial_port *port, struct termios *old_
 	/* Note device also supports DTR/CD (ugh) and Xon/Xoff in hardware */
 	if (cflag & CRTSCTS) {
 		dbg("%s Setting to CRTSCTS flow control", __FUNCTION__);
-		if (usb_control_msg(dev, 
+		if (usb_control_msg(dev,
 				    usb_sndctrlpipe(dev, 0),
-				    FTDI_SIO_SET_FLOW_CTRL_REQUEST, 
+				    FTDI_SIO_SET_FLOW_CTRL_REQUEST,
 				    FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
 				    0 , (FTDI_SIO_RTS_CTS_HS | priv->interface),
 				    buf, 0, WDR_TIMEOUT) < 0) {
 			err("urb failed to set to rts/cts flow control");
-		}		
-		
-	} else { 
+		}
+
+	} else {
 		/*
 		 * Xon/Xoff code
 		 *
@@ -2011,16 +2012,16 @@ static void ftdi_set_termios (struct usb_serial_port *port, struct termios *old_
 			/* else clause to only run if cfag ! CRTSCTS and iflag ! XOFF */
 			/* CHECKME Assuming XON/XOFF handled by tty stack - not by device */
 			dbg("%s Turning off hardware flow control", __FUNCTION__);
-			if (usb_control_msg(dev, 
+			if (usb_control_msg(dev,
 					    usb_sndctrlpipe(dev, 0),
-					    FTDI_SIO_SET_FLOW_CTRL_REQUEST, 
+					    FTDI_SIO_SET_FLOW_CTRL_REQUEST,
 					    FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
-					    0, priv->interface, 
+					    0, priv->interface,
 					    buf, 0, WDR_TIMEOUT) < 0) {
 				err("urb failed to clear flow control");
-			}				
+			}
 		}
-		
+
 	}
 	return;
 } /* ftdi_termios */
@@ -2036,11 +2037,11 @@ static int ftdi_tiocmget (struct usb_serial_port *port, struct file *file)
 	switch (priv->chip_type) {
 	case SIO:
 		/* Request the status from the device */
-		if ((ret = usb_control_msg(port->serial->dev, 
+		if ((ret = usb_control_msg(port->serial->dev,
 					   usb_rcvctrlpipe(port->serial->dev, 0),
-					   FTDI_SIO_GET_MODEM_STATUS_REQUEST, 
+					   FTDI_SIO_GET_MODEM_STATUS_REQUEST,
 					   FTDI_SIO_GET_MODEM_STATUS_REQUEST_TYPE,
-					   0, 0, 
+					   0, 0,
 					   buf, 1, WDR_TIMEOUT)) < 0 ) {
 			err("%s Could not get modem status of device - err: %d", __FUNCTION__,
 			    ret);
@@ -2052,11 +2053,11 @@ static int ftdi_tiocmget (struct usb_serial_port *port, struct file *file)
 	case FT2232C:
 		/* the 8U232AM returns a two byte value (the sio is a 1 byte value) - in the same
 		   format as the data returned from the in point */
-		if ((ret = usb_control_msg(port->serial->dev, 
+		if ((ret = usb_control_msg(port->serial->dev,
 					   usb_rcvctrlpipe(port->serial->dev, 0),
-					   FTDI_SIO_GET_MODEM_STATUS_REQUEST, 
+					   FTDI_SIO_GET_MODEM_STATUS_REQUEST,
 					   FTDI_SIO_GET_MODEM_STATUS_REQUEST_TYPE,
-					   0, priv->interface, 
+					   0, priv->interface,
 					   buf, 2, WDR_TIMEOUT)) < 0 ) {
 			err("%s Could not get modem status of device - err: %d", __FUNCTION__,
 			    ret);
@@ -2067,12 +2068,12 @@ static int ftdi_tiocmget (struct usb_serial_port *port, struct file *file)
 		return -EFAULT;
 		break;
 	}
-	
+
 	return  (buf[0] & FTDI_SIO_DSR_MASK ? TIOCM_DSR : 0) |
 		(buf[0] & FTDI_SIO_CTS_MASK ? TIOCM_CTS : 0) |
 		(buf[0]  & FTDI_SIO_RI_MASK  ? TIOCM_RI  : 0) |
 		(buf[0]  & FTDI_SIO_RLSD_MASK ? TIOCM_CD  : 0) |
-		priv->last_dtr_rts;			
+		priv->last_dtr_rts;
 }
 
 static int ftdi_tiocmset(struct usb_serial_port *port, struct file * file, unsigned int set, unsigned int clear)
@@ -2138,11 +2139,11 @@ static int ftdi_ioctl (struct usb_serial_port *port, struct file * file, unsigne
 		break;
 	default:
 		break;
-		
+
 	}
 
 
-	/* This is not necessarily an error - turns out the higher layers will do 
+	/* This is not necessarily an error - turns out the higher layers will do
 	 *  some ioctls itself (see comment above)
 	 */
 	dbg("%s arg not supported - it was 0x%04x - check /usr/include/asm/ioctls.h", __FUNCTION__, cmd);
@@ -2199,7 +2200,7 @@ static int __init ftdi_init (void)
 	if (retval)
 		goto failed_sio_register;
 	retval = usb_register(&ftdi_driver);
-	if (retval) 
+	if (retval)
 		goto failed_usb_register;
 
 	info(DRIVER_VERSION ":" DRIVER_DESC);
diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h
index f0edb87d2dd5..bae117d359af 100644
--- a/drivers/usb/serial/ftdi_sio.h
+++ b/drivers/usb/serial/ftdi_sio.h
@@ -55,6 +55,9 @@
 /* iPlus device */
 #define FTDI_IPLUS_PID 0xD070 /* Product Id */
 
+/* DMX4ALL DMX Interfaces */
+#define FTDI_DMX4ALL 0xC850
+
 /* www.crystalfontz.com devices - thanx for providing free devices for evaluation ! */
 /* they use the ftdi chipset for the USB interface and the vendor id is the same */
 #define FTDI_XF_632_PID 0xFC08	/* 632: 16x2 Character Display */
@@ -175,9 +178,15 @@
 #define FTDI_ASK_RDR400_PID	0xC991	/* ASK RDR 400 series card reader */
 
 /*
+ * FTDI USB UART chips used in construction projects from the
+ * Elektor Electronics magazine (http://elektor-electronics.co.uk)
+ */
+#define ELEKTOR_VID		0x0C7D
+#define ELEKTOR_FT323R_PID	0x0005	/* RFID-Reader, issue 09-2006 */
+
+/*
  * DSS-20 Sync Station for Sony Ericsson P800
  */
- 
 #define FTDI_DSS20_PID          0xFC82  
 
 /*
diff --git a/drivers/usb/serial/garmin_gps.c b/drivers/usb/serial/garmin_gps.c
index 4543152a9966..6530d391ebed 100644
--- a/drivers/usb/serial/garmin_gps.c
+++ b/drivers/usb/serial/garmin_gps.c
@@ -1523,12 +1523,11 @@ static int garmin_attach (struct usb_serial *serial)
 
 	dbg("%s", __FUNCTION__);
 
-	garmin_data_p = kmalloc (sizeof(struct garmin_data), GFP_KERNEL);
+	garmin_data_p = kzalloc(sizeof(struct garmin_data), GFP_KERNEL);
 	if (garmin_data_p == NULL) {
 		dev_err(&port->dev, "%s - Out of memory\n", __FUNCTION__);
 		return -ENOMEM;
 	}
-	memset (garmin_data_p, 0, sizeof(struct garmin_data));
 	init_timer(&garmin_data_p->timer);
 	spin_lock_init(&garmin_data_p->lock);
 	INIT_LIST_HEAD(&garmin_data_p->pktlist);
diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c
index 91bd3014ef1e..d06547a13f28 100644
--- a/drivers/usb/serial/io_edgeport.c
+++ b/drivers/usb/serial/io_edgeport.c
@@ -1038,9 +1038,7 @@ static void edge_close (struct usb_serial_port *port, struct file * filp)
 	edge_port->open = FALSE;
 	edge_port->openPending = FALSE;
 
-	if (edge_port->write_urb) {
-		usb_kill_urb(edge_port->write_urb);
-	}
+	usb_kill_urb(edge_port->write_urb);
 
 	if (edge_port->write_urb) {
 		/* if this urb had a transfer buffer already (old transfer) free it */
diff --git a/drivers/usb/serial/ipaq.c b/drivers/usb/serial/ipaq.c
index 6238aff1e772..d72cf8bc7f76 100644
--- a/drivers/usb/serial/ipaq.c
+++ b/drivers/usb/serial/ipaq.c
@@ -320,6 +320,7 @@ static struct usb_device_id ipaq_id_table [] = {
 	{ USB_DEVICE(0x0B05, 0x9200) }, /* ASUS USB Sync */
 	{ USB_DEVICE(0x0B05, 0x9202) }, /* ASUS USB Sync */
 	{ USB_DEVICE(0x0BB4, 0x00CE) }, /* HTC USB Sync */
+	{ USB_DEVICE(0x0BB4, 0x00CF) }, /* HTC USB Modem */
 	{ USB_DEVICE(0x0BB4, 0x0A01) }, /* PocketPC USB Sync */
 	{ USB_DEVICE(0x0BB4, 0x0A02) }, /* PocketPC USB Sync */
 	{ USB_DEVICE(0x0BB4, 0x0A03) }, /* PocketPC USB Sync */
diff --git a/drivers/usb/serial/ipw.c b/drivers/usb/serial/ipw.c
index 2a4bb66691ad..d3b9a351cef8 100644
--- a/drivers/usb/serial/ipw.c
+++ b/drivers/usb/serial/ipw.c
@@ -206,10 +206,9 @@ static int ipw_open(struct usb_serial_port *port, struct file *filp)
 
 	dbg("%s", __FUNCTION__);
 
-	buf_flow_init = kmalloc(16, GFP_KERNEL);
+	buf_flow_init = kmemdup(buf_flow_static, 16, GFP_KERNEL);
 	if (!buf_flow_init)
 		return -ENOMEM;
-	memcpy(buf_flow_init, buf_flow_static, 16);
 
 	if (port->tty)
 		port->tty->low_latency = 1;
diff --git a/drivers/usb/serial/keyspan.c b/drivers/usb/serial/keyspan.c
index 53be824eb1bf..7639652cec42 100644
--- a/drivers/usb/serial/keyspan.c
+++ b/drivers/usb/serial/keyspan.c
@@ -2306,22 +2306,16 @@ static void keyspan_shutdown (struct usb_serial *serial)
 	}
 
 	/* Now free them */
-	if (s_priv->instat_urb)
-		usb_free_urb(s_priv->instat_urb);
-	if (s_priv->glocont_urb)
-		usb_free_urb(s_priv->glocont_urb);
+	usb_free_urb(s_priv->instat_urb);
+	usb_free_urb(s_priv->glocont_urb);
 	for (i = 0; i < serial->num_ports; ++i) {
 		port = serial->port[i];
 		p_priv = usb_get_serial_port_data(port);
-		if (p_priv->inack_urb)
-			usb_free_urb(p_priv->inack_urb);
-		if (p_priv->outcont_urb)
-			usb_free_urb(p_priv->outcont_urb);
+		usb_free_urb(p_priv->inack_urb);
+		usb_free_urb(p_priv->outcont_urb);
 		for (j = 0; j < 2; j++) {
-			if (p_priv->in_urbs[j])
-				usb_free_urb(p_priv->in_urbs[j]);
-			if (p_priv->out_urbs[j])
-				usb_free_urb(p_priv->out_urbs[j]);
+			usb_free_urb(p_priv->in_urbs[j]);
+			usb_free_urb(p_priv->out_urbs[j]);
 		}
 	}
 
diff --git a/drivers/usb/serial/kobil_sct.c b/drivers/usb/serial/kobil_sct.c
index ff03331e0bcf..237289920f03 100644
--- a/drivers/usb/serial/kobil_sct.c
+++ b/drivers/usb/serial/kobil_sct.c
@@ -185,13 +185,11 @@ static int kobil_startup (struct usb_serial *serial)
   
  	for (i = 0; i < altsetting->desc.bNumEndpoints; i++) {
 		endpoint = &altsetting->endpoint[i];
-		if (((endpoint->desc.bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_OUT) && 
- 		    ((endpoint->desc.bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT)) {
+		if (usb_endpoint_is_int_out(&endpoint->desc)) {
 		 	dbg("%s Found interrupt out endpoint. Address: %d", __FUNCTION__, endpoint->desc.bEndpointAddress);
 		 	priv->write_int_endpoint_address = endpoint->desc.bEndpointAddress;
  		}
- 		if (((endpoint->desc.bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_IN) && 
- 		    ((endpoint->desc.bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT)) {
+		if (usb_endpoint_is_int_in(&endpoint->desc)) {
 		 	dbg("%s Found interrupt in  endpoint. Address: %d", __FUNCTION__, endpoint->desc.bEndpointAddress);
 		 	priv->read_int_endpoint_address = endpoint->desc.bEndpointAddress;
 	 	}
@@ -355,8 +353,7 @@ static void kobil_close (struct usb_serial_port *port, struct file *filp)
 		usb_free_urb( port->write_urb );
 		port->write_urb = NULL;
 	}
-	if (port->interrupt_in_urb)
-		usb_kill_urb(port->interrupt_in_urb);
+	usb_kill_urb(port->interrupt_in_urb);
 }
 
 
diff --git a/drivers/usb/serial/mct_u232.c b/drivers/usb/serial/mct_u232.c
index b7582cc496dc..a906e500a02b 100644
--- a/drivers/usb/serial/mct_u232.c
+++ b/drivers/usb/serial/mct_u232.c
@@ -358,10 +358,8 @@ static int mct_u232_startup (struct usb_serial *serial)
 	/* Puh, that's dirty */
 	port = serial->port[0];
 	rport = serial->port[1];
-	if (port->read_urb) {
-		/* No unlinking, it wasn't submitted yet. */
-		usb_free_urb(port->read_urb);
-	}
+	/* No unlinking, it wasn't submitted yet. */
+	usb_free_urb(port->read_urb);
 	port->read_urb = rport->interrupt_in_urb;
 	rport->interrupt_in_urb = NULL;
 	port->read_urb->context = port;
diff --git a/drivers/usb/serial/mos7720.c b/drivers/usb/serial/mos7720.c
new file mode 100644
index 000000000000..82cd15b894b0
--- /dev/null
+++ b/drivers/usb/serial/mos7720.c
@@ -0,0 +1,1683 @@
+/*
+ * mos7720.c
+ *   Controls the Moschip 7720 usb to dual port serial convertor
+ *
+ * Copyright 2006 Moschip Semiconductor Tech. Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, version 2 of the License.
+ *
+ * Developed by:
+ * 	VijayaKumar.G.N. <vijaykumar@aspirecom.net>
+ *	AjayKumar <ajay@aspirecom.net>
+ *	Gurudeva.N. <gurudev@aspirecom.net>
+ *
+ * Cleaned up from the original by:
+ *	Greg Kroah-Hartman <gregkh@suse.de>
+ *
+ * Originally based on drivers/usb/serial/io_edgeport.c which is:
+ *	Copyright (C) 2000 Inside Out Networks, All rights reserved.
+ *	Copyright (C) 2001-2002 Greg Kroah-Hartman <greg@kroah.com>
+ */
+#include <linux/kernel.h>
+#include <linux/errno.h>
+#include <linux/init.h>
+#include <linux/slab.h>
+#include <linux/tty.h>
+#include <linux/tty_driver.h>
+#include <linux/tty_flip.h>
+#include <linux/module.h>
+#include <linux/spinlock.h>
+#include <linux/serial.h>
+#include <linux/serial_reg.h>
+#include <linux/usb.h>
+#include <linux/usb/serial.h>
+#include <asm/uaccess.h>
+
+
+/*
+ * Version Information
+ */
+#define DRIVER_VERSION "1.0.0.4F"
+#define DRIVER_AUTHOR "Aspire Communications pvt Ltd."
+#define DRIVER_DESC "Moschip USB Serial Driver"
+
+/* default urb timeout */
+#define MOS_WDR_TIMEOUT	(HZ * 5)
+
+#define MOS_PORT1	0x0200
+#define MOS_PORT2	0x0300
+#define MOS_VENREG	0x0000
+#define MOS_MAX_PORT	0x02
+#define MOS_WRITE	0x0E
+#define MOS_READ	0x0D
+
+/* Interrupt Rotinue Defines	*/
+#define SERIAL_IIR_RLS	0x06
+#define SERIAL_IIR_RDA	0x04
+#define SERIAL_IIR_CTI	0x0c
+#define SERIAL_IIR_THR	0x02
+#define SERIAL_IIR_MS	0x00
+
+#define NUM_URBS			16	/* URB Count */
+#define URB_TRANSFER_BUFFER_SIZE	32	/* URB Size */
+
+/* This structure holds all of the local port information */
+struct moschip_port
+{
+	__u8	shadowLCR;		/* last LCR value received */
+	__u8	shadowMCR;		/* last MCR value received */
+	__u8	shadowMSR;		/* last MSR value received */
+	char			open;
+	struct async_icount	icount;
+	struct usb_serial_port	*port;	/* loop back to the owner */
+	struct urb		*write_urb_pool[NUM_URBS];
+};
+
+/* This structure holds all of the individual serial device information */
+struct moschip_serial
+{
+	int interrupt_started;
+};
+
+static int debug;
+
+#define USB_VENDOR_ID_MOSCHIP		0x9710
+#define MOSCHIP_DEVICE_ID_7720		0x7720
+#define MOSCHIP_DEVICE_ID_7715		0x7715
+
+static struct usb_device_id moschip_port_id_table [] = {
+	{ USB_DEVICE(USB_VENDOR_ID_MOSCHIP,MOSCHIP_DEVICE_ID_7720) },
+	{ } /* terminating entry */
+};
+MODULE_DEVICE_TABLE(usb, moschip_port_id_table);
+
+
+/*
+ * mos7720_interrupt_callback
+ *	this is the callback function for when we have received data on the
+ *	interrupt endpoint.
+ */
+static void mos7720_interrupt_callback(struct urb *urb)
+{
+	int result;
+	int length;
+	__u32 *data;
+	unsigned int status;
+	__u8 sp1;
+	__u8 sp2;
+	__u8 st;
+
+	dbg("%s"," : Entering\n");
+
+	if (!urb) {
+		dbg("%s","Invalid Pointer !!!!:\n");
+		return;
+	}
+
+	switch (urb->status) {
+	case 0:
+		/* success */
+		break;
+	case -ECONNRESET:
+	case -ENOENT:
+	case -ESHUTDOWN:
+		/* this urb is terminated, clean up */
+		dbg("%s - urb shutting down with status: %d", __FUNCTION__,
+		    urb->status);
+		return;
+	default:
+		dbg("%s - nonzero urb status received: %d", __FUNCTION__,
+		    urb->status);
+		goto exit;
+	}
+
+	length = urb->actual_length;
+	data = urb->transfer_buffer;
+
+	/* Moschip get 4 bytes
+	 * Byte 1 IIR Port 1 (port.number is 0)
+	 * Byte 2 IIR Port 2 (port.number is 1)
+	 * Byte 3 --------------
+	 * Byte 4 FIFO status for both */
+	if (length && length > 4) {
+		dbg("Wrong data !!!");
+		return;
+	}
+
+	status = *data;
+
+	sp1 = (status & 0xff000000)>>24;
+	sp2 = (status & 0x00ff0000)>>16;
+	st = status & 0x000000ff;
+
+	if ((sp1 & 0x01) || (sp2 & 0x01)) {
+		/* No Interrupt Pending in both the ports */
+		dbg("No Interrupt !!!");
+	} else {
+		switch (sp1 & 0x0f) {
+		case SERIAL_IIR_RLS:
+			dbg("Serial Port 1: Receiver status error or address "
+			    "bit detected in 9-bit mode\n");
+			break;
+		case SERIAL_IIR_CTI:
+			dbg("Serial Port 1: Receiver time out");
+			break;
+		case SERIAL_IIR_MS:
+			dbg("Serial Port 1: Modem status change");
+			break;
+		}
+
+		switch (sp2 & 0x0f) {
+		case SERIAL_IIR_RLS:
+			dbg("Serial Port 2: Receiver status error or address "
+			    "bit detected in 9-bit mode");
+			break;
+		case SERIAL_IIR_CTI:
+			dbg("Serial Port 2: Receiver time out");
+			break;
+		case SERIAL_IIR_MS:
+			dbg("Serial Port 2: Modem status change");
+			break;
+		}
+	}
+
+exit:
+	result = usb_submit_urb(urb, GFP_ATOMIC);
+	if (result)
+		dev_err(&urb->dev->dev,
+			"%s - Error %d submitting control urb\n",
+			__FUNCTION__, result);
+	return;
+}
+
+/*
+ * mos7720_bulk_in_callback
+ *	this is the callback function for when we have received data on the
+ *	bulk in endpoint.
+ */
+static void mos7720_bulk_in_callback(struct urb *urb)
+{
+	int status;
+	unsigned char *data ;
+	struct usb_serial_port *port;
+	struct moschip_port *mos7720_port;
+	struct tty_struct *tty;
+
+	if (urb->status) {
+		dbg("nonzero read bulk status received: %d",urb->status);
+		return;
+	}
+
+	mos7720_port = urb->context;
+	if (!mos7720_port) {
+		dbg("%s","NULL mos7720_port pointer \n");
+		return ;
+	}
+
+	port = mos7720_port->port;
+
+	dbg("Entering...%s", __FUNCTION__);
+
+	data = urb->transfer_buffer;
+
+	tty = port->tty;
+	if (tty && urb->actual_length) {
+		tty_buffer_request_room(tty, urb->actual_length);
+		tty_insert_flip_string(tty, data, urb->actual_length);
+		tty_flip_buffer_push(tty);
+	}
+
+	if (!port->read_urb) {
+		dbg("URB KILLED !!!");
+		return;
+	}
+
+	if (port->read_urb->status != -EINPROGRESS) {
+		port->read_urb->dev = port->serial->dev;
+
+		status = usb_submit_urb(port->read_urb, GFP_ATOMIC);
+		if (status)
+			dbg("usb_submit_urb(read bulk) failed, status = %d",
+			    status);
+	}
+}
+
+/*
+ * mos7720_bulk_out_data_callback
+ *	this is the callback function for when we have finished sending serial
+ *	data on the bulk out endpoint.
+ */
+static void mos7720_bulk_out_data_callback(struct urb *urb)
+{
+	struct moschip_port *mos7720_port;
+	struct tty_struct *tty;
+
+	if (urb->status) {
+		dbg("nonzero write bulk status received:%d", urb->status);
+		return;
+	}
+
+	mos7720_port = urb->context;
+	if (!mos7720_port) {
+		dbg("NULL mos7720_port pointer");
+		return ;
+	}
+
+	dbg("Entering .........");
+
+	tty = mos7720_port->port->tty;
+
+	if (tty && mos7720_port->open) {
+		/* let the tty driver wakeup if it has a special *
+		 * write_wakeup function */
+		if ((tty->flags & (1 << TTY_DO_WRITE_WAKEUP)) &&
+		     tty->ldisc.write_wakeup)
+			(tty->ldisc.write_wakeup)(tty);
+
+		/* tell the tty driver that something has changed */
+		wake_up_interruptible(&tty->write_wait);
+	}
+
+	/* schedule_work(&mos7720_port->port->work); */
+}
+
+/*
+ * send_mos_cmd
+ *	this function will be used for sending command to device
+ */
+static int send_mos_cmd(struct usb_serial *serial, __u8 request, __u16 value,
+			__u16 index, void *data)
+{
+	int status;
+	unsigned int pipe;
+	u16 product = le16_to_cpu(serial->dev->descriptor.idProduct);
+	__u8 requesttype;
+	__u16 size = 0x0000;
+
+	if (value < MOS_MAX_PORT) {
+		if (product == MOSCHIP_DEVICE_ID_7715) {
+			value = value*0x100+0x100;
+		} else {
+			value = value*0x100+0x200;
+		}
+	} else {
+		value = 0x0000;
+		if ((product == MOSCHIP_DEVICE_ID_7715) &&
+		    (index != 0x08)) {
+			dbg("serial->product== MOSCHIP_DEVICE_ID_7715");
+			//index = 0x01 ;
+		}
+	}
+
+	if (request == MOS_WRITE) {
+		request = (__u8)MOS_WRITE;
+		requesttype = (__u8)0x40;
+		value  = value + (__u16)*((unsigned char *)data);
+		data = NULL;
+		pipe = usb_sndctrlpipe(serial->dev, 0);
+	} else {
+		request = (__u8)MOS_READ;
+		requesttype = (__u8)0xC0;
+		size = 0x01;
+		pipe = usb_rcvctrlpipe(serial->dev,0);
+	}
+
+	status = usb_control_msg(serial->dev, pipe, request, requesttype,
+				 value, index, data, size, MOS_WDR_TIMEOUT);
+
+	if (status < 0)
+		dbg("Command Write failed Value %x index %x\n",value,index);
+
+	return status;
+}
+
+static int mos7720_open(struct usb_serial_port *port, struct file * filp)
+{
+	struct usb_serial *serial;
+	struct usb_serial_port *port0;
+	struct urb *urb;
+	struct moschip_serial *mos7720_serial;
+	struct moschip_port *mos7720_port;
+	int response;
+	int port_number;
+	char data;
+	int j;
+
+	serial = port->serial;
+
+	mos7720_port = usb_get_serial_port_data(port);
+	if (mos7720_port == NULL)
+		return -ENODEV;
+
+	port0 = serial->port[0];
+
+	mos7720_serial = usb_get_serial_data(serial);
+
+	if (mos7720_serial == NULL || port0 == NULL)
+		return -ENODEV;
+
+	usb_clear_halt(serial->dev, port->write_urb->pipe);
+	usb_clear_halt(serial->dev, port->read_urb->pipe);
+
+	/* Initialising the write urb pool */
+	for (j = 0; j < NUM_URBS; ++j) {
+		urb = usb_alloc_urb(0,SLAB_ATOMIC);
+		mos7720_port->write_urb_pool[j] = urb;
+
+		if (urb == NULL) {
+			err("No more urbs???");
+			continue;
+		}
+
+		urb->transfer_buffer = kmalloc(URB_TRANSFER_BUFFER_SIZE,
+					       GFP_KERNEL);
+		if (!urb->transfer_buffer) {
+			err("%s-out of memory for urb buffers.", __FUNCTION__);
+			continue;
+		}
+	}
+
+	 /* Initialize MCS7720 -- Write Init values to corresponding Registers
+	  *
+	  * Register Index
+	  * 1 : IER
+	  * 2 : FCR
+	  * 3 : LCR
+	  * 4 : MCR
+	  *
+	  * 0x08 : SP1/2 Control Reg
+	  */
+	port_number = port->number - port->serial->minor;
+	send_mos_cmd(port->serial, MOS_READ, port_number, UART_LSR, &data);
+	dbg("SS::%p LSR:%x\n",mos7720_port, data);
+
+	dbg("Check:Sending Command ..........");
+
+	data = 0x02;
+	send_mos_cmd(serial, MOS_WRITE, MOS_MAX_PORT, 0x01, &data);
+	data = 0x02;
+	send_mos_cmd(serial, MOS_WRITE, MOS_MAX_PORT, 0x02, &data);
+
+	data = 0x00;
+	send_mos_cmd(serial, MOS_WRITE, port_number, 0x01, &data);
+	data = 0x00;
+	send_mos_cmd(serial, MOS_WRITE, port_number, 0x02, &data);
+
+	data = 0xCF;
+	send_mos_cmd(serial, MOS_WRITE, port_number, 0x02, &data);
+	data = 0x03;
+        mos7720_port->shadowLCR  = data;
+	send_mos_cmd(serial, MOS_WRITE, port_number, 0x03, &data);
+	data = 0x0b;
+        mos7720_port->shadowMCR  = data;
+	send_mos_cmd(serial, MOS_WRITE, port_number, 0x04, &data);
+	data = 0x0b;
+	send_mos_cmd(serial, MOS_WRITE, port_number, 0x04, &data);
+
+	data = 0x00;
+	send_mos_cmd(serial, MOS_READ, MOS_MAX_PORT, 0x08, &data);
+	data = 0x00;
+	send_mos_cmd(serial, MOS_WRITE, MOS_MAX_PORT, 0x08, &data);
+
+/*	data = 0x00;
+	send_mos_cmd(serial, MOS_READ, MOS_MAX_PORT, port_number + 1, &data);
+	data = 0x03;
+	send_mos_cmd(serial, MOS_WRITE, MOS_MAX_PORT, port_number + 1, &data);
+	data = 0x00;
+	send_mos_cmd(port->serial, MOS_WRITE, MOS_MAX_PORT, port_number + 1, &data);
+*/
+	data = 0x00;
+	send_mos_cmd(serial, MOS_READ, MOS_MAX_PORT, 0x08, &data);
+
+	data = data | (port->number - port->serial->minor + 1);
+	send_mos_cmd(serial, MOS_WRITE, MOS_MAX_PORT, 0x08, &data);
+
+	data = 0x83;
+        mos7720_port->shadowLCR  = data;
+	send_mos_cmd(serial, MOS_WRITE, port_number, 0x03, &data);
+	data = 0x0c;
+	send_mos_cmd(serial, MOS_WRITE, port_number, 0x00, &data);
+	data = 0x00;
+	send_mos_cmd(serial, MOS_WRITE, port_number, 0x01, &data);
+	data = 0x03;
+        mos7720_port->shadowLCR  = data;
+	send_mos_cmd(serial, MOS_WRITE, port_number, 0x03, &data);
+	data = 0x0c;
+	send_mos_cmd(serial, MOS_WRITE, port_number, 0x01, &data);
+	data = 0x0c;
+	send_mos_cmd(serial, MOS_WRITE, port_number, 0x01, &data);
+
+//Matrix
+
+	/* force low_latency on so that our tty_push actually forces *
+	 * the data through,otherwise it is scheduled, and with      *
+	 * high data rates (like with OHCI) data can get lost.       */
+
+	if (port->tty)
+		port->tty->low_latency = 1;
+
+	/* see if we've set up our endpoint info yet   *
+	 * (can't set it up in mos7720_startup as the  *
+	 * structures were not set up at that time.)   */
+	if (!mos7720_serial->interrupt_started) {
+		dbg("Interrupt buffer NULL !!!");
+
+		/* not set up yet, so do it now */
+		mos7720_serial->interrupt_started = 1;
+
+		dbg("To Submit URB !!!");
+
+		/* set up our interrupt urb */
+		usb_fill_int_urb(port0->interrupt_in_urb, serial->dev,
+				 usb_rcvintpipe(serial->dev,
+				 		port->interrupt_in_endpointAddress),
+				 port0->interrupt_in_buffer,
+				 port0->interrupt_in_urb->transfer_buffer_length,
+				 mos7720_interrupt_callback, mos7720_port,
+				 port0->interrupt_in_urb->interval);
+
+		/* start interrupt read for this mos7720 this interrupt *
+	         * will continue as long as the mos7720 is connected    */
+		dbg("Submit URB over !!!");
+		response = usb_submit_urb(port0->interrupt_in_urb, GFP_KERNEL);
+		if (response)
+			dev_err(&port->dev,
+				"%s - Error %d submitting control urb",
+				__FUNCTION__, response);
+	}
+
+	/* set up our bulk in urb */
+	usb_fill_bulk_urb(port->read_urb, serial->dev,
+			  usb_rcvbulkpipe(serial->dev,
+			  		  port->bulk_in_endpointAddress),
+			  port->bulk_in_buffer,
+			  port->read_urb->transfer_buffer_length,
+			  mos7720_bulk_in_callback, mos7720_port);
+	response = usb_submit_urb(port->read_urb, GFP_KERNEL);
+	if (response)
+		dev_err(&port->dev,
+			"%s - Error %d submitting read urb", __FUNCTION__, response);
+
+	/* initialize our icount structure */
+	memset(&(mos7720_port->icount), 0x00, sizeof(mos7720_port->icount));
+
+	/* initialize our port settings */
+	mos7720_port->shadowMCR = UART_MCR_OUT2; /* Must set to enable ints! */
+
+	/* send a open port command */
+	mos7720_port->open = 1;
+
+	return 0;
+}
+
+/*
+ * mos7720_chars_in_buffer
+ *	this function is called by the tty driver when it wants to know how many
+ *	bytes of data we currently have outstanding in the port (data that has
+ *	been written, but hasn't made it out the port yet)
+ *	If successful, we return the number of bytes left to be written in the
+ *	system,
+ *	Otherwise we return a negative error number.
+ */
+static int mos7720_chars_in_buffer(struct usb_serial_port *port)
+{
+	int i;
+	int chars = 0;
+	struct moschip_port *mos7720_port;
+
+	dbg("%s:entering ...........", __FUNCTION__);
+
+	mos7720_port = usb_get_serial_port_data(port);
+	if (mos7720_port == NULL) {
+		dbg("%s:leaving ...........", __FUNCTION__);
+		return -ENODEV;
+	}
+
+	for (i = 0; i < NUM_URBS; ++i) {
+		if (mos7720_port->write_urb_pool[i]->status == -EINPROGRESS)
+			chars += URB_TRANSFER_BUFFER_SIZE;
+	}
+	dbg("%s - returns %d", __FUNCTION__, chars);
+	return chars;
+}
+
+static void mos7720_close(struct usb_serial_port *port, struct file *filp)
+{
+	struct usb_serial *serial;
+	struct moschip_port *mos7720_port;
+	char data;
+	int j;
+
+	dbg("mos7720_close:entering...");
+
+	serial = port->serial;
+
+	mos7720_port = usb_get_serial_port_data(port);
+	if (mos7720_port == NULL)
+		return;
+
+	for (j = 0; j < NUM_URBS; ++j)
+		usb_kill_urb(mos7720_port->write_urb_pool[j]);
+
+	/* Freeing Write URBs */
+	for (j = 0; j < NUM_URBS; ++j) {
+		if (mos7720_port->write_urb_pool[j]) {
+			kfree(mos7720_port->write_urb_pool[j]->transfer_buffer);
+			usb_free_urb(mos7720_port->write_urb_pool[j]);
+		}
+	}
+
+	/* While closing port, shutdown all bulk read, write  *
+	 * and interrupt read if they exists                  */
+	if (serial->dev) {
+		dbg("Shutdown bulk write");
+		usb_kill_urb(port->write_urb);
+		dbg("Shutdown bulk read");
+		usb_kill_urb(port->read_urb);
+	}
+
+	data = 0x00;
+	send_mos_cmd(serial, MOS_WRITE, port->number - port->serial->minor,
+		     0x04, &data);
+
+	data = 0x00;
+	send_mos_cmd(serial, MOS_WRITE, port->number - port->serial->minor,
+		     0x01, &data);
+
+	mos7720_port->open = 0;
+
+	dbg("Leaving %s", __FUNCTION__);
+}
+
+static void mos7720_break(struct usb_serial_port *port, int break_state)
+{
+        unsigned char data;
+	struct usb_serial *serial;
+	struct moschip_port *mos7720_port;
+
+	dbg("Entering %s", __FUNCTION__);
+
+	serial = port->serial;
+
+	mos7720_port = usb_get_serial_port_data(port);
+	if (mos7720_port == NULL)
+		return;
+
+	if (break_state == -1)
+		data = mos7720_port->shadowLCR | UART_LCR_SBC;
+	else
+		data = mos7720_port->shadowLCR & ~UART_LCR_SBC;
+
+	mos7720_port->shadowLCR  = data;
+	send_mos_cmd(serial, MOS_WRITE, port->number - port->serial->minor,
+		     0x03, &data);
+
+	return;
+}
+
+/*
+ * mos7720_write_room
+ *	this function is called by the tty driver when it wants to know how many
+ *	bytes of data we can accept for a specific port.
+ *	If successful, we return the amount of room that we have for this port
+ *	Otherwise we return a negative error number.
+ */
+static int mos7720_write_room(struct usb_serial_port *port)
+{
+	struct moschip_port *mos7720_port;
+	int room = 0;
+	int i;
+
+	dbg("%s:entering ...........", __FUNCTION__);
+
+	mos7720_port = usb_get_serial_port_data(port);
+	if (mos7720_port == NULL) {
+		dbg("%s:leaving ...........", __FUNCTION__);
+		return -ENODEV;
+	}
+
+	for (i = 0; i < NUM_URBS; ++i) {
+		if (mos7720_port->write_urb_pool[i]->status != -EINPROGRESS)
+			room += URB_TRANSFER_BUFFER_SIZE;
+	}
+
+	dbg("%s - returns %d", __FUNCTION__, room);
+	return room;
+}
+
+static int mos7720_write(struct usb_serial_port *port,
+			 const unsigned char *data, int count)
+{
+	int status;
+	int i;
+	int bytes_sent = 0;
+	int transfer_size;
+
+	struct moschip_port *mos7720_port;
+	struct usb_serial *serial;
+	struct urb    *urb;
+	const unsigned char *current_position = data;
+
+	dbg("%s:entering ...........", __FUNCTION__);
+
+	serial = port->serial;
+
+	mos7720_port = usb_get_serial_port_data(port);
+	if (mos7720_port == NULL) {
+		dbg("mos7720_port is NULL");
+		return -ENODEV;
+	}
+
+	/* try to find a free urb in the list */
+	urb = NULL;
+
+	for (i = 0; i < NUM_URBS; ++i) {
+		if (mos7720_port->write_urb_pool[i]->status != -EINPROGRESS) {
+			urb = mos7720_port->write_urb_pool[i];
+			dbg("URB:%d",i);
+			break;
+		}
+	}
+
+	if (urb == NULL) {
+		dbg("%s - no more free urbs", __FUNCTION__);
+		goto exit;
+	}
+
+	if (urb->transfer_buffer == NULL) {
+		urb->transfer_buffer = kmalloc(URB_TRANSFER_BUFFER_SIZE,
+					       GFP_KERNEL);
+		if (urb->transfer_buffer == NULL) {
+			err("%s no more kernel memory...", __FUNCTION__);
+			goto exit;
+		}
+	}
+	transfer_size = min (count, URB_TRANSFER_BUFFER_SIZE);
+
+	memcpy(urb->transfer_buffer, current_position, transfer_size);
+	usb_serial_debug_data(debug, &port->dev, __FUNCTION__, transfer_size,
+			      urb->transfer_buffer);
+
+	/* fill urb with data and submit  */
+	usb_fill_bulk_urb(urb, serial->dev,
+			  usb_sndbulkpipe(serial->dev,
+			  		  port->bulk_out_endpointAddress),
+			  urb->transfer_buffer, transfer_size,
+			  mos7720_bulk_out_data_callback, mos7720_port);
+
+	/* send it down the pipe */
+	status = usb_submit_urb(urb,GFP_ATOMIC);
+	if (status) {
+		err("%s - usb_submit_urb(write bulk) failed with status = %d",
+		    __FUNCTION__, status);
+		bytes_sent = status;
+		goto exit;
+	}
+	bytes_sent = transfer_size;
+
+exit:
+	return bytes_sent;
+}
+
+static void mos7720_throttle(struct usb_serial_port *port)
+{
+	struct moschip_port *mos7720_port;
+	struct tty_struct *tty;
+	int status;
+
+	dbg("%s- port %d\n", __FUNCTION__, port->number);
+
+	mos7720_port = usb_get_serial_port_data(port);
+
+	if (mos7720_port == NULL)
+		return;
+
+	if (!mos7720_port->open) {
+		dbg("port not opened");
+		return;
+	}
+
+	dbg("%s: Entering ..........", __FUNCTION__);
+
+	tty = port->tty;
+	if (!tty) {
+		dbg("%s - no tty available", __FUNCTION__);
+		return;
+	}
+
+	/* if we are implementing XON/XOFF, send the stop character */
+	if (I_IXOFF(tty)) {
+		unsigned char stop_char = STOP_CHAR(tty);
+		status = mos7720_write(port, &stop_char, 1);
+		if (status <= 0)
+			return;
+	}
+
+	/* if we are implementing RTS/CTS, toggle that line */
+	if (tty->termios->c_cflag & CRTSCTS) {
+		mos7720_port->shadowMCR &= ~UART_MCR_RTS;
+		status = send_mos_cmd(port->serial, MOS_WRITE,
+				      port->number - port->serial->minor,
+				      UART_MCR, &mos7720_port->shadowMCR);
+		if (status != 0)
+			return;
+	}
+}
+
+static void mos7720_unthrottle(struct usb_serial_port *port)
+{
+	struct tty_struct *tty;
+	int status;
+	struct moschip_port *mos7720_port = usb_get_serial_port_data(port);
+
+	if (mos7720_port == NULL)
+		return;
+
+	if (!mos7720_port->open) {
+		dbg("%s - port not opened", __FUNCTION__);
+		return;
+	}
+
+	dbg("%s: Entering ..........", __FUNCTION__);
+
+	tty = port->tty;
+	if (!tty) {
+		dbg("%s - no tty available", __FUNCTION__);
+		return;
+	}
+
+	/* if we are implementing XON/XOFF, send the start character */
+	if (I_IXOFF(tty)) {
+		unsigned char start_char = START_CHAR(tty);
+		status = mos7720_write(port, &start_char, 1);
+		if (status <= 0)
+			return;
+	}
+
+	/* if we are implementing RTS/CTS, toggle that line */
+	if (tty->termios->c_cflag & CRTSCTS) {
+		mos7720_port->shadowMCR |= UART_MCR_RTS;
+		status = send_mos_cmd(port->serial, MOS_WRITE,
+				      port->number - port->serial->minor,
+				      UART_MCR, &mos7720_port->shadowMCR);
+		if (status != 0)
+			return;
+	}
+}
+
+static int set_higher_rates(struct moschip_port *mos7720_port,
+			    unsigned int baud)
+{
+	unsigned char data;
+	struct usb_serial_port *port;
+	struct usb_serial *serial;
+	int port_number;
+
+	if (mos7720_port == NULL)
+		return -EINVAL;
+
+	port = mos7720_port->port;
+	serial = port->serial;
+
+        /***********************************************
+         *      Init Sequence for higher rates
+         ***********************************************/
+	dbg("Sending Setting Commands ..........");
+	port_number = port->number - port->serial->minor;
+
+	data = 0x000;
+	send_mos_cmd(serial, MOS_WRITE, port_number, 0x01, &data);
+	data = 0x000;
+	send_mos_cmd(serial, MOS_WRITE, port_number, 0x02, &data);
+	data = 0x0CF;
+	send_mos_cmd(serial, MOS_WRITE, port->number, 0x02, &data);
+	data = 0x00b;
+        mos7720_port->shadowMCR  = data;
+	send_mos_cmd(serial, MOS_WRITE, port_number, 0x04, &data);
+	data = 0x00b;
+	send_mos_cmd(serial, MOS_WRITE, port_number, 0x04, &data);
+
+	data = 0x000;
+	send_mos_cmd(serial, MOS_READ, MOS_MAX_PORT, 0x08, &data);
+	data = 0x000;
+	send_mos_cmd(serial, MOS_WRITE, MOS_MAX_PORT, 0x08, &data);
+
+
+        /***********************************************
+         *              Set for higher rates           *
+         ***********************************************/
+
+	data = baud * 0x10;
+	send_mos_cmd(serial, MOS_WRITE, MOS_MAX_PORT, port_number + 1,&data);
+
+	data = 0x003;
+	send_mos_cmd(serial, MOS_READ, MOS_MAX_PORT, 0x08, &data);
+	data = 0x003;
+	send_mos_cmd(serial, MOS_WRITE, MOS_MAX_PORT, 0x08, &data);
+
+	data = 0x02b;
+        mos7720_port->shadowMCR  = data;
+	send_mos_cmd(serial, MOS_WRITE, port_number, 0x04, &data);
+	data = 0x02b;
+	send_mos_cmd(serial, MOS_WRITE, port_number, 0x04, &data);
+
+        /***********************************************
+         *              Set DLL/DLM
+         ***********************************************/
+
+	data = mos7720_port->shadowLCR | UART_LCR_DLAB;
+        mos7720_port->shadowLCR  = data;
+	send_mos_cmd(serial, MOS_WRITE, port_number, 0x03, &data);
+
+	data =  0x001; /* DLL */
+        send_mos_cmd(serial, MOS_WRITE, port_number, 0x00, &data);
+	data =  0x000; /* DLM */
+        send_mos_cmd(serial, MOS_WRITE, port_number, 0x01, &data);
+
+	data = mos7720_port->shadowLCR & ~UART_LCR_DLAB;
+        mos7720_port->shadowLCR  = data;
+	send_mos_cmd(serial, MOS_WRITE, port_number, 0x03, &data);
+
+	return 0;
+}
+
+/* baud rate information */
+struct divisor_table_entry
+{
+	__u32  baudrate;
+	__u16  divisor;
+};
+
+/* Define table of divisors for moschip 7720 hardware	   *
+ * These assume a 3.6864MHz crystal, the standard /16, and *
+ * MCR.7 = 0.						   */
+static struct divisor_table_entry divisor_table[] = {
+	{   50,		2304},
+	{   110,	1047},	/* 2094.545455 => 230450   => .0217 % over */
+	{   134,	857},	/* 1713.011152 => 230398.5 => .00065% under */
+	{   150,	768},
+	{   300,	384},
+	{   600,	192},
+	{   1200,	96},
+	{   1800,	64},
+	{   2400,	48},
+	{   4800,	24},
+	{   7200,	16},
+	{   9600,	12},
+	{   19200,	6},
+	{   38400,	3},
+	{   57600,	2},
+	{   115200,	1},
+};
+
+/*****************************************************************************
+ * calc_baud_rate_divisor
+ *	this function calculates the proper baud rate divisor for the specified
+ *	baud rate.
+ *****************************************************************************/
+static int calc_baud_rate_divisor(int baudrate, int *divisor)
+{
+	int i;
+	__u16 custom;
+	__u16 round1;
+	__u16 round;
+
+
+	dbg("%s - %d", __FUNCTION__, baudrate);
+
+	for (i = 0; i < ARRAY_SIZE(divisor_table); i++) {
+		if (divisor_table[i].baudrate == baudrate) {
+			*divisor = divisor_table[i].divisor;
+			return 0;
+		}
+	}
+
+        /* After trying for all the standard baud rates    *
+         * Try calculating the divisor for this baud rate  */
+	if (baudrate > 75 &&  baudrate < 230400) {
+		/* get the divisor */
+		custom = (__u16)(230400L  / baudrate);
+
+		/* Check for round off */
+		round1 = (__u16)(2304000L / baudrate);
+		round = (__u16)(round1 - (custom * 10));
+		if (round > 4)
+			custom++;
+		*divisor = custom;
+
+		dbg("Baud %d = %d",baudrate, custom);
+		return 0;
+	}
+
+	dbg("Baud calculation Failed...");
+	return -EINVAL;
+}
+
+/*
+ * send_cmd_write_baud_rate
+ *	this function sends the proper command to change the baud rate of the
+ *	specified port.
+ */
+static int send_cmd_write_baud_rate(struct moschip_port *mos7720_port,
+				    int baudrate)
+{
+	struct usb_serial_port *port;
+	struct usb_serial *serial;
+	int divisor;
+	int status;
+	unsigned char data;
+	unsigned char number;
+
+	if (mos7720_port == NULL)
+		return -1;
+
+	port = mos7720_port->port;
+	serial = port->serial;
+
+	dbg("%s: Entering ..........", __FUNCTION__);
+
+	number = port->number - port->serial->minor;
+	dbg("%s - port = %d, baud = %d", __FUNCTION__, port->number, baudrate);
+
+        /* Calculate the Divisor */
+	status = calc_baud_rate_divisor(baudrate, &divisor);
+	if (status) {
+		err("%s - bad baud rate", __FUNCTION__);
+		return status;
+	}
+
+        /* Enable access to divisor latch */
+        data = mos7720_port->shadowLCR | UART_LCR_DLAB;
+        mos7720_port->shadowLCR  = data;
+        send_mos_cmd(serial, MOS_WRITE, number, UART_LCR, &data);
+
+	/* Write the divisor */
+	data = ((unsigned char)(divisor & 0xff));
+        send_mos_cmd(serial, MOS_WRITE, number, 0x00, &data);
+
+	data = ((unsigned char)((divisor & 0xff00) >> 8));
+        send_mos_cmd(serial, MOS_WRITE, number, 0x01, &data);
+
+        /* Disable access to divisor latch */
+        data = mos7720_port->shadowLCR & ~UART_LCR_DLAB;
+        mos7720_port->shadowLCR = data;
+        send_mos_cmd(serial, MOS_WRITE, number, 0x03, &data);
+
+	return status;
+}
+
+/*
+ * change_port_settings
+ *	This routine is called to set the UART on the device to match
+ *      the specified new settings.
+ */
+static void change_port_settings(struct moschip_port *mos7720_port,
+				 struct termios *old_termios)
+{
+	struct usb_serial_port *port;
+	struct usb_serial *serial;
+	struct tty_struct *tty;
+	int baud;
+	unsigned cflag;
+	unsigned iflag;
+	__u8 mask = 0xff;
+	__u8 lData;
+	__u8 lParity;
+	__u8 lStop;
+	int status;
+	int port_number;
+	char data;
+
+	if (mos7720_port == NULL)
+		return ;
+
+	port = mos7720_port->port;
+	serial = port->serial;
+	port_number = port->number - port->serial->minor;
+
+	dbg("%s - port %d", __FUNCTION__, port->number);
+
+	if (!mos7720_port->open) {
+		dbg("%s - port not opened", __FUNCTION__);
+		return;
+	}
+
+	tty = mos7720_port->port->tty;
+
+	if ((!tty) || (!tty->termios)) {
+		dbg("%s - no tty structures", __FUNCTION__);
+		return;
+	}
+
+	dbg("%s: Entering ..........", __FUNCTION__);
+
+	lData = UART_LCR_WLEN8;
+	lStop = 0x00;	/* 1 stop bit */
+	lParity = 0x00;	/* No parity */
+
+	cflag = tty->termios->c_cflag;
+	iflag = tty->termios->c_iflag;
+
+	/* Change the number of bits */
+	switch (cflag & CSIZE) {
+	case CS5:
+		lData = UART_LCR_WLEN5;
+		mask = 0x1f;
+		break;
+
+	case CS6:
+		lData = UART_LCR_WLEN6;
+		mask = 0x3f;
+		break;
+
+	case CS7:
+		lData = UART_LCR_WLEN7;
+		mask = 0x7f;
+		break;
+	default:
+	case CS8:
+		lData = UART_LCR_WLEN8;
+		break;
+	}
+
+	/* Change the Parity bit */
+	if (cflag & PARENB) {
+		if (cflag & PARODD) {
+			lParity = UART_LCR_PARITY;
+			dbg("%s - parity = odd", __FUNCTION__);
+		} else {
+			lParity = (UART_LCR_EPAR | UART_LCR_PARITY);
+			dbg("%s - parity = even", __FUNCTION__);
+		}
+
+	} else {
+		dbg("%s - parity = none", __FUNCTION__);
+	}
+
+	if (cflag & CMSPAR)
+		lParity = lParity | 0x20;
+
+	/* Change the Stop bit */
+	if (cflag & CSTOPB) {
+		lStop = UART_LCR_STOP;
+		dbg("%s - stop bits = 2", __FUNCTION__);
+	} else {
+		lStop = 0x00;
+		dbg("%s - stop bits = 1", __FUNCTION__);
+	}
+
+#define LCR_BITS_MASK		0x03	/* Mask for bits/char field */
+#define LCR_STOP_MASK		0x04	/* Mask for stop bits field */
+#define LCR_PAR_MASK		0x38	/* Mask for parity field */
+
+	/* Update the LCR with the correct value */
+	mos7720_port->shadowLCR &= ~(LCR_BITS_MASK | LCR_STOP_MASK | LCR_PAR_MASK);
+	mos7720_port->shadowLCR |= (lData | lParity | lStop);
+
+
+	/* Disable Interrupts */
+	data = 0x00;
+        send_mos_cmd(serial,MOS_WRITE,port->number - port->serial->minor, UART_IER, &data);
+
+	data = 0x00;
+        send_mos_cmd(serial, MOS_WRITE, port_number, UART_FCR, &data);
+
+	data = 0xcf;
+        send_mos_cmd(serial, MOS_WRITE, port_number, UART_FCR, &data);
+
+	/* Send the updated LCR value to the mos7720 */
+	data = mos7720_port->shadowLCR;
+        send_mos_cmd(serial, MOS_WRITE, port_number, UART_LCR, &data);
+
+        data = 0x00b;
+        mos7720_port->shadowMCR = data;
+        send_mos_cmd(serial, MOS_WRITE, port_number, 0x04, &data);
+        data = 0x00b;
+        send_mos_cmd(serial, MOS_WRITE, port_number, 0x04, &data);
+
+	/* set up the MCR register and send it to the mos7720 */
+	mos7720_port->shadowMCR = UART_MCR_OUT2;
+	if (cflag & CBAUD)
+		mos7720_port->shadowMCR |= (UART_MCR_DTR | UART_MCR_RTS);
+
+	if (cflag & CRTSCTS) {
+		mos7720_port->shadowMCR |= (UART_MCR_XONANY);
+
+                /* To set hardware flow control to the specified *
+                 * serial port, in SP1/2_CONTROL_REG             */
+		if (port->number) {
+			data = 0x001;
+			send_mos_cmd(serial, MOS_WRITE, MOS_MAX_PORT,
+				     0x08, &data);
+		} else {
+			data = 0x002;
+			send_mos_cmd(serial, MOS_WRITE, MOS_MAX_PORT,
+				     0x08, &data);
+		}
+	} else {
+		mos7720_port->shadowMCR &= ~(UART_MCR_XONANY);
+	}
+
+	data = mos7720_port->shadowMCR;
+	send_mos_cmd(serial, MOS_WRITE, port_number, UART_MCR, &data);
+
+	/* Determine divisor based on baud rate */
+	baud = tty_get_baud_rate(tty);
+	if (!baud) {
+		/* pick a default, any default... */
+		dbg("Picked default baud...");
+		baud = 9600;
+	}
+
+	if (baud >= 230400) {
+		set_higher_rates(mos7720_port, baud);
+		/* Enable Interrupts */
+		data = 0x0c;
+		send_mos_cmd(serial, MOS_WRITE, port_number, UART_IER, &data);
+		return;
+	}
+
+	dbg("%s - baud rate = %d", __FUNCTION__, baud);
+	status = send_cmd_write_baud_rate(mos7720_port, baud);
+
+	/* Enable Interrupts */
+	data = 0x0c;
+	send_mos_cmd(serial, MOS_WRITE, port_number, UART_IER, &data);
+
+	if (port->read_urb->status != -EINPROGRESS) {
+		port->read_urb->dev = serial->dev;
+
+		status = usb_submit_urb(port->read_urb, GFP_ATOMIC);
+		if (status)
+			dbg("usb_submit_urb(read bulk) failed, status = %d",
+			    status);
+	}
+	return;
+}
+
+/*
+ * mos7720_set_termios
+ *	this function is called by the tty driver when it wants to change the
+ *	termios structure.
+ */
+static void mos7720_set_termios(struct usb_serial_port *port,
+				struct termios *old_termios)
+{
+	int status;
+	unsigned int cflag;
+	struct usb_serial *serial;
+	struct moschip_port *mos7720_port;
+	struct tty_struct *tty;
+
+	serial = port->serial;
+
+	mos7720_port = usb_get_serial_port_data(port);
+
+	if (mos7720_port == NULL)
+		return;
+
+	tty = port->tty;
+
+	if (!port->tty || !port->tty->termios) {
+		dbg("%s - no tty or termios", __FUNCTION__);
+		return;
+	}
+
+	if (!mos7720_port->open) {
+		dbg("%s - port not opened", __FUNCTION__);
+		return;
+	}
+
+	dbg("%s\n","setting termios - ASPIRE");
+
+	cflag = tty->termios->c_cflag;
+
+	if (!cflag) {
+		printk("%s %s\n",__FUNCTION__,"cflag is NULL");
+		return;
+	}
+
+	/* check that they really want us to change something */
+	if (old_termios) {
+		if ((cflag == old_termios->c_cflag) &&
+		    (RELEVANT_IFLAG(tty->termios->c_iflag) ==
+		     RELEVANT_IFLAG(old_termios->c_iflag))) {
+			dbg("Nothing to change");
+			return;
+		}
+	}
+
+	dbg("%s - clfag %08x iflag %08x", __FUNCTION__,
+	    tty->termios->c_cflag,
+	    RELEVANT_IFLAG(tty->termios->c_iflag));
+
+	if (old_termios)
+		dbg("%s - old clfag %08x old iflag %08x", __FUNCTION__,
+		    old_termios->c_cflag,
+		    RELEVANT_IFLAG(old_termios->c_iflag));
+
+	dbg("%s - port %d", __FUNCTION__, port->number);
+
+	/* change the port settings to the new ones specified */
+	change_port_settings(mos7720_port, old_termios);
+
+	if(!port->read_urb) {
+		dbg("%s","URB KILLED !!!!!\n");
+		return;
+	}
+
+	if(port->read_urb->status != -EINPROGRESS) {
+		port->read_urb->dev = serial->dev;
+		status = usb_submit_urb(port->read_urb, GFP_ATOMIC);
+		if (status)
+			dbg("usb_submit_urb(read bulk) failed, status = %d",
+			    status);
+	}
+	return;
+}
+
+/*
+ * get_lsr_info - get line status register info
+ *
+ * Purpose: Let user call ioctl() to get info when the UART physically
+ * 	    is emptied.  On bus types like RS485, the transmitter must
+ * 	    release the bus after transmitting. This must be done when
+ * 	    the transmit shift register is empty, not be done when the
+ * 	    transmit holding register is empty.  This functionality
+ * 	    allows an RS485 driver to be written in user space.
+ */
+static int get_lsr_info(struct moschip_port *mos7720_port,
+			unsigned int __user *value)
+{
+	int count;
+	unsigned int result = 0;
+
+	count = mos7720_chars_in_buffer(mos7720_port->port);
+	if (count == 0) {
+		dbg("%s -- Empty", __FUNCTION__);
+		result = TIOCSER_TEMT;
+	}
+
+	if (copy_to_user(value, &result, sizeof(int)))
+		return -EFAULT;
+	return 0;
+}
+
+/*
+ * get_number_bytes_avail - get number of bytes available
+ *
+ * Purpose: Let user call ioctl to get the count of number of bytes available.
+ */
+static int get_number_bytes_avail(struct moschip_port *mos7720_port,
+				  unsigned int __user *value)
+{
+	unsigned int result = 0;
+	struct tty_struct *tty = mos7720_port->port->tty;
+
+	if (!tty)
+		return -ENOIOCTLCMD;
+
+	result = tty->read_cnt;
+
+	dbg("%s(%d) = %d", __FUNCTION__,  mos7720_port->port->number, result);
+	if (copy_to_user(value, &result, sizeof(int)))
+		return -EFAULT;
+
+	return -ENOIOCTLCMD;
+}
+
+static int set_modem_info(struct moschip_port *mos7720_port, unsigned int cmd,
+			  unsigned int __user *value)
+{
+	unsigned int mcr ;
+	unsigned int arg;
+	unsigned char data;
+
+	struct usb_serial_port *port;
+
+	if (mos7720_port == NULL)
+		return -1;
+
+	port = (struct usb_serial_port*)mos7720_port->port;
+	mcr = mos7720_port->shadowMCR;
+
+	if (copy_from_user(&arg, value, sizeof(int)))
+		return -EFAULT;
+
+	switch (cmd) {
+	case TIOCMBIS:
+		if (arg & TIOCM_RTS)
+			mcr |= UART_MCR_RTS;
+		if (arg & TIOCM_DTR)
+			mcr |= UART_MCR_RTS;
+		if (arg & TIOCM_LOOP)
+			mcr |= UART_MCR_LOOP;
+		break;
+
+	case TIOCMBIC:
+		if (arg & TIOCM_RTS)
+			mcr &= ~UART_MCR_RTS;
+		if (arg & TIOCM_DTR)
+			mcr &= ~UART_MCR_RTS;
+		if (arg & TIOCM_LOOP)
+			mcr &= ~UART_MCR_LOOP;
+		break;
+
+	case TIOCMSET:
+		/* turn off the RTS and DTR and LOOPBACK
+		 * and then only turn on what was asked to */
+		mcr &=  ~(UART_MCR_RTS | UART_MCR_DTR | UART_MCR_LOOP);
+		mcr |= ((arg & TIOCM_RTS) ? UART_MCR_RTS : 0);
+		mcr |= ((arg & TIOCM_DTR) ? UART_MCR_DTR : 0);
+		mcr |= ((arg & TIOCM_LOOP) ? UART_MCR_LOOP : 0);
+		break;
+	}
+
+	mos7720_port->shadowMCR = mcr;
+
+	data = mos7720_port->shadowMCR;
+	send_mos_cmd(port->serial, MOS_WRITE,
+		     port->number - port->serial->minor, UART_MCR, &data);
+
+	return 0;
+}
+
+static int get_modem_info(struct moschip_port *mos7720_port,
+			  unsigned int __user *value)
+{
+	unsigned int result = 0;
+	unsigned int msr = mos7720_port->shadowMSR;
+	unsigned int mcr = mos7720_port->shadowMCR;
+
+	result = ((mcr & UART_MCR_DTR)	? TIOCM_DTR: 0)	  /* 0x002 */
+		  | ((mcr & UART_MCR_RTS)	? TIOCM_RTS: 0)   /* 0x004 */
+		  | ((msr & UART_MSR_CTS)	? TIOCM_CTS: 0)   /* 0x020 */
+		  | ((msr & UART_MSR_DCD)	? TIOCM_CAR: 0)   /* 0x040 */
+		  | ((msr & UART_MSR_RI)	? TIOCM_RI:  0)   /* 0x080 */
+		  | ((msr & UART_MSR_DSR)	? TIOCM_DSR: 0);  /* 0x100 */
+
+
+	dbg("%s -- %x", __FUNCTION__, result);
+
+	if (copy_to_user(value, &result, sizeof(int)))
+		return -EFAULT;
+	return 0;
+}
+
+static int get_serial_info(struct moschip_port *mos7720_port,
+			   struct serial_struct __user *retinfo)
+{
+	struct serial_struct tmp;
+
+	if (!retinfo)
+		return -EFAULT;
+
+	memset(&tmp, 0, sizeof(tmp));
+
+	tmp.type		= PORT_16550A;
+	tmp.line		= mos7720_port->port->serial->minor;
+	tmp.port		= mos7720_port->port->number;
+	tmp.irq			= 0;
+	tmp.flags		= ASYNC_SKIP_TEST | ASYNC_AUTO_IRQ;
+        tmp.xmit_fifo_size	= NUM_URBS * URB_TRANSFER_BUFFER_SIZE;
+	tmp.baud_base		= 9600;
+	tmp.close_delay		= 5*HZ;
+	tmp.closing_wait	= 30*HZ;
+
+	if (copy_to_user(retinfo, &tmp, sizeof(*retinfo)))
+		return -EFAULT;
+	return 0;
+}
+
+static int mos7720_ioctl(struct usb_serial_port *port, struct file *file,
+			 unsigned int cmd, unsigned long arg)
+{
+	struct moschip_port *mos7720_port;
+	struct async_icount cnow;
+	struct async_icount cprev;
+	struct serial_icounter_struct icount;
+
+	mos7720_port = usb_get_serial_port_data(port);
+	if (mos7720_port == NULL)
+		return -ENODEV;
+
+	dbg("%s - port %d, cmd = 0x%x", __FUNCTION__, port->number, cmd);
+
+	switch (cmd) {
+	case TIOCINQ:
+		/* return number of bytes available */
+		dbg("%s (%d) TIOCINQ", __FUNCTION__,  port->number);
+		return get_number_bytes_avail(mos7720_port,
+					      (unsigned int __user *)arg);
+		break;
+
+	case TIOCSERGETLSR:
+		dbg("%s (%d) TIOCSERGETLSR", __FUNCTION__,  port->number);
+		return get_lsr_info(mos7720_port, (unsigned int __user *)arg);
+		return 0;
+
+	case TIOCMBIS:
+	case TIOCMBIC:
+	case TIOCMSET:
+		dbg("%s (%d) TIOCMSET/TIOCMBIC/TIOCMSET", __FUNCTION__,
+		    port->number);
+		return set_modem_info(mos7720_port, cmd,
+				      (unsigned int __user *)arg);
+
+	case TIOCMGET:
+		dbg("%s (%d) TIOCMGET", __FUNCTION__,  port->number);
+		return get_modem_info(mos7720_port,
+				      (unsigned int __user *)arg);
+
+	case TIOCGSERIAL:
+		dbg("%s (%d) TIOCGSERIAL", __FUNCTION__,  port->number);
+		return get_serial_info(mos7720_port,
+				       (struct serial_struct __user *)arg);
+
+	case TIOCSSERIAL:
+		dbg("%s (%d) TIOCSSERIAL", __FUNCTION__,  port->number);
+		break;
+
+	case TIOCMIWAIT:
+		dbg("%s (%d) TIOCMIWAIT", __FUNCTION__,  port->number);
+		cprev = mos7720_port->icount;
+		while (1) {
+			if (signal_pending(current))
+				return -ERESTARTSYS;
+			cnow = mos7720_port->icount;
+			if (cnow.rng == cprev.rng && cnow.dsr == cprev.dsr &&
+			    cnow.dcd == cprev.dcd && cnow.cts == cprev.cts)
+				return -EIO; /* no change => error */
+			if (((arg & TIOCM_RNG) && (cnow.rng != cprev.rng)) ||
+			    ((arg & TIOCM_DSR) && (cnow.dsr != cprev.dsr)) ||
+			    ((arg & TIOCM_CD)  && (cnow.dcd != cprev.dcd)) ||
+			    ((arg & TIOCM_CTS) && (cnow.cts != cprev.cts)) ) {
+				return 0;
+			}
+			cprev = cnow;
+		}
+		/* NOTREACHED */
+		break;
+
+	case TIOCGICOUNT:
+		cnow = mos7720_port->icount;
+		icount.cts = cnow.cts;
+		icount.dsr = cnow.dsr;
+		icount.rng = cnow.rng;
+		icount.dcd = cnow.dcd;
+		icount.rx = cnow.rx;
+		icount.tx = cnow.tx;
+		icount.frame = cnow.frame;
+		icount.overrun = cnow.overrun;
+		icount.parity = cnow.parity;
+		icount.brk = cnow.brk;
+		icount.buf_overrun = cnow.buf_overrun;
+
+		dbg("%s (%d) TIOCGICOUNT RX=%d, TX=%d", __FUNCTION__,
+		    port->number, icount.rx, icount.tx );
+		if (copy_to_user((void __user *)arg, &icount, sizeof(icount)))
+			return -EFAULT;
+		return 0;
+	}
+
+	return -ENOIOCTLCMD;
+}
+
+static int mos7720_startup(struct usb_serial *serial)
+{
+	struct moschip_serial *mos7720_serial;
+	struct moschip_port *mos7720_port;
+	struct usb_device *dev;
+	int i;
+	char data;
+
+	dbg("%s: Entering ..........", __FUNCTION__);
+
+	if (!serial) {
+		dbg("Invalid Handler");
+		return -ENODEV;
+	}
+
+	dev = serial->dev;
+
+	/* create our private serial structure */
+	mos7720_serial = kzalloc(sizeof(struct moschip_serial), GFP_KERNEL);
+	if (mos7720_serial == NULL) {
+		err("%s - Out of memory", __FUNCTION__);
+		return -ENOMEM;
+	}
+
+	usb_set_serial_data(serial, mos7720_serial);
+
+	/* we set up the pointers to the endpoints in the mos7720_open *
+	 * function, as the structures aren't created yet.             */
+
+	/* set up port private structures */
+	for (i = 0; i < serial->num_ports; ++i) {
+		mos7720_port = kzalloc(sizeof(struct moschip_port), GFP_KERNEL);
+		if (mos7720_port == NULL) {
+			err("%s - Out of memory", __FUNCTION__);
+			usb_set_serial_data(serial, NULL);
+			kfree(mos7720_serial);
+			return -ENOMEM;
+		}
+
+		/* Initialize all port interrupt end point to port 0 int
+		 * endpoint.  Our device has only one interrupt endpoint
+		 * comman to all ports */
+		serial->port[i]->interrupt_in_endpointAddress = serial->port[0]->interrupt_in_endpointAddress;
+
+		mos7720_port->port = serial->port[i];
+		usb_set_serial_port_data(serial->port[i], mos7720_port);
+
+		dbg("port number is %d", serial->port[i]->number);
+		dbg("serial number is %d", serial->minor);
+	}
+
+
+	/* setting configuration feature to one */
+	usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),
+			(__u8)0x03, 0x00,0x01,0x00, NULL, 0x00, 5*HZ);
+
+	send_mos_cmd(serial,MOS_READ,0x00, UART_LSR, &data);  // LSR For Port 1
+	dbg("LSR:%x",data);
+
+	send_mos_cmd(serial,MOS_READ,0x01, UART_LSR, &data);  // LSR For Port 2
+	dbg("LSR:%x",data);
+
+	return 0;
+}
+
+static void mos7720_shutdown(struct usb_serial *serial)
+{
+	int i;
+
+	/* free private structure allocated for serial port */
+	for (i=0; i < serial->num_ports; ++i) {
+		kfree(usb_get_serial_port_data(serial->port[i]));
+		usb_set_serial_port_data(serial->port[i], NULL);
+	}
+
+	/* free private structure allocated for serial device */
+	kfree(usb_get_serial_data(serial));
+	usb_set_serial_data(serial, NULL);
+}
+
+static struct usb_serial_driver moschip7720_2port_driver = {
+	.driver = {
+		.owner =	THIS_MODULE,
+		.name =		"moschip7720",
+	},
+	.description		= "Moschip 2 port adapter",
+	.id_table		= moschip_port_id_table,
+	.num_interrupt_in	= 1,
+	.num_bulk_in		= 2,
+	.num_bulk_out		= 2,
+	.num_ports		= 2,
+	.open			= mos7720_open,
+	.close			= mos7720_close,
+	.throttle		= mos7720_throttle,
+	.unthrottle		= mos7720_unthrottle,
+	.attach			= mos7720_startup,
+	.shutdown		= mos7720_shutdown,
+	.ioctl			= mos7720_ioctl,
+	.set_termios		= mos7720_set_termios,
+	.write			= mos7720_write,
+	.write_room		= mos7720_write_room,
+	.chars_in_buffer	= mos7720_chars_in_buffer,
+	.break_ctl		= mos7720_break,
+	.read_bulk_callback	= mos7720_bulk_in_callback,
+};
+
+static struct usb_driver usb_driver = {
+	.name =		"moschip7720",
+	.probe =	usb_serial_probe,
+	.disconnect =	usb_serial_disconnect,
+	.id_table =	moschip_port_id_table,
+};
+
+static int __init moschip7720_init(void)
+{
+	int retval;
+
+	dbg("%s: Entering ..........", __FUNCTION__);
+
+	/* Register with the usb serial */
+	retval = usb_serial_register(&moschip7720_2port_driver);
+	if (retval)
+		goto failed_port_device_register;
+
+	info(DRIVER_DESC " " DRIVER_VERSION);
+
+	/* Register with the usb */
+	retval = usb_register(&usb_driver);
+	if (retval)
+		goto failed_usb_register;
+
+	return 0;
+
+failed_usb_register:
+	usb_serial_deregister(&moschip7720_2port_driver);
+
+failed_port_device_register:
+	return retval;
+}
+
+static void __exit moschip7720_exit(void)
+{
+	usb_deregister(&usb_driver);
+	usb_serial_deregister(&moschip7720_2port_driver);
+}
+
+module_init(moschip7720_init);
+module_exit(moschip7720_exit);
+
+/* Module information */
+MODULE_AUTHOR( DRIVER_AUTHOR );
+MODULE_DESCRIPTION( DRIVER_DESC );
+MODULE_LICENSE("GPL");
+
+module_param(debug, bool, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(debug, "Debug enabled or not");
diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c
index 021be39fe16e..02c89e10b2cf 100644
--- a/drivers/usb/serial/mos7840.c
+++ b/drivers/usb/serial/mos7840.c
@@ -2413,11 +2413,12 @@ static int mos7840_ioctl(struct usb_serial_port *port, struct file *file,
 	}
 
 	mos7840_port = mos7840_get_port_private(port);
-	tty = mos7840_port->port->tty;
 
 	if (mos7840_port == NULL)
 		return -1;
 
+	tty = mos7840_port->port->tty;
+
 	dbg("%s - port %d, cmd = 0x%x", __FUNCTION__, port->number, cmd);
 
 	switch (cmd) {
@@ -2595,12 +2596,11 @@ static int mos7840_startup(struct usb_serial *serial)
 
 	/* set up port private structures */
 	for (i = 0; i < serial->num_ports; ++i) {
-		mos7840_port = kmalloc(sizeof(struct moschip_port), GFP_KERNEL);
+		mos7840_port = kzalloc(sizeof(struct moschip_port), GFP_KERNEL);
 		if (mos7840_port == NULL) {
 			err("%s - Out of memory", __FUNCTION__);
 			return -ENOMEM;
 		}
-		memset(mos7840_port, 0, sizeof(struct moschip_port));
 
 		/* Initialize all port interrupt end point to port 0 int endpoint *
 		 * Our device has only one interrupt end point comman to all port */
diff --git a/drivers/usb/serial/navman.c b/drivers/usb/serial/navman.c
index 0610409a6568..054abee81652 100644
--- a/drivers/usb/serial/navman.c
+++ b/drivers/usb/serial/navman.c
@@ -95,8 +95,7 @@ static void navman_close(struct usb_serial_port *port, struct file *filp)
 {
 	dbg("%s - port %d", __FUNCTION__, port->number);
 
-	if (port->interrupt_in_urb)
-		usb_kill_urb(port->interrupt_in_urb);
+	usb_kill_urb(port->interrupt_in_urb);
 }
 
 static int navman_write(struct usb_serial_port *port,
diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c
index d29638daa987..4b5097fa48d7 100644
--- a/drivers/usb/serial/sierra.c
+++ b/drivers/usb/serial/sierra.c
@@ -1,75 +1,713 @@
 /*
- * Sierra Wireless CDMA Wireless Serial USB driver
- *
- * Current Copy modified by: Kevin Lloyd <linux@sierrawireless.com>
- * Original Copyright (C) 2005-2006 Greg Kroah-Hartman <gregkh@suse.de>
- *
- *	This program is free software; you can redistribute it and/or
- *	modify it under the terms of the GNU General Public License version
- *	2 as published by the Free Software Foundation.
- */
+  USB Driver for Sierra Wireless
+
+  Copyright (C) 2006  Kevin Lloyd <linux@sierrawireless.com>
+
+  IMPORTANT DISCLAIMER: This driver is not commercially supported by
+  Sierra Wireless. Use at your own risk.
+
+  This driver 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.
+
+  Portions based on the option driver by Matthias Urlichs <smurf@smurf.noris.de>
+  Whom based his on the Keyspan driver by Hugh Blemings <hugh@blemings.org>
+
+  History:
+*/
+
+#define DRIVER_VERSION "v.1.0.5"
+#define DRIVER_AUTHOR "Kevin Lloyd <linux@sierrawireless.com>"
+#define DRIVER_DESC "USB Driver for Sierra Wireless USB modems"
 
 #include <linux/kernel.h>
-#include <linux/init.h>
+#include <linux/jiffies.h>
+#include <linux/errno.h>
 #include <linux/tty.h>
+#include <linux/tty_flip.h>
 #include <linux/module.h>
 #include <linux/usb.h>
 #include <linux/usb/serial.h>
 
+
 static struct usb_device_id id_table [] = {
 	{ USB_DEVICE(0x1199, 0x0018) },	/* Sierra Wireless MC5720 */
 	{ USB_DEVICE(0x1199, 0x0020) },	/* Sierra Wireless MC5725 */
 	{ USB_DEVICE(0x1199, 0x0017) },	/* Sierra Wireless EM5625 */
 	{ USB_DEVICE(0x1199, 0x0019) },	/* Sierra Wireless AirCard 595 */
+	{ USB_DEVICE(0x1199, 0x0218) },	/* Sierra Wireless MC5720 */
 	{ USB_DEVICE(0x1199, 0x6802) },	/* Sierra Wireless MC8755 */
 	{ USB_DEVICE(0x1199, 0x6803) },	/* Sierra Wireless MC8765 */
+	{ USB_DEVICE(0x1199, 0x6804) },	/* Sierra Wireless MC8755 for Europe */
 	{ USB_DEVICE(0x1199, 0x6812) },	/* Sierra Wireless MC8775 */
 	{ USB_DEVICE(0x1199, 0x6820) },	/* Sierra Wireless AirCard 875 */
-	/* Following devices are supported in the airprime.c driver */
-	/* { USB_DEVICE(0x1199, 0x0112) }, */	/* Sierra Wireless AirCard 580 */
-	/* { USB_DEVICE(0x0F3D, 0x0112) }, */	/* AirPrime/Sierra PC 5220 */
+
+	{ USB_DEVICE(0x1199, 0x0112) }, /* Sierra Wireless AirCard 580 */
+	{ USB_DEVICE(0x0F3D, 0x0112) }, /* AirPrime/Sierra PC 5220 */
 	{ }
 };
 MODULE_DEVICE_TABLE(usb, id_table);
 
+static struct usb_device_id id_table_1port [] = {
+	{ USB_DEVICE(0x1199, 0x0112) }, /* Sierra Wireless AirCard 580 */
+	{ USB_DEVICE(0x0F3D, 0x0112) }, /* AirPrime/Sierra PC 5220 */
+	{ }
+};
+
+static struct usb_device_id id_table_3port [] = {
+	{ USB_DEVICE(0x1199, 0x0018) },	/* Sierra Wireless MC5720 */
+	{ USB_DEVICE(0x1199, 0x0020) },	/* Sierra Wireless MC5725 */
+	{ USB_DEVICE(0x1199, 0x0017) },	/* Sierra Wireless EM5625 */
+	{ USB_DEVICE(0x1199, 0x0019) },	/* Sierra Wireless AirCard 595 */
+	{ USB_DEVICE(0x1199, 0x0218) },	/* Sierra Wireless MC5720 */
+	{ USB_DEVICE(0x1199, 0x6802) },	/* Sierra Wireless MC8755 */
+	{ USB_DEVICE(0x1199, 0x6803) },	/* Sierra Wireless MC8765 */
+	{ USB_DEVICE(0x1199, 0x6804) },	/* Sierra Wireless MC8755 for Europe */
+	{ USB_DEVICE(0x1199, 0x6812) },	/* Sierra Wireless MC8775 */
+	{ USB_DEVICE(0x1199, 0x6820) },	/* Sierra Wireless AirCard 875 */
+	{ }
+};
+
 static struct usb_driver sierra_driver = {
-	.name =		"sierra_wireless",
-	.probe =	usb_serial_probe,
-	.disconnect =	usb_serial_disconnect,
-	.id_table =	id_table,
+	.name       = "sierra",
+	.probe      = usb_serial_probe,
+	.disconnect = usb_serial_disconnect,
+	.id_table   = id_table,
+	.no_dynamic_id = 	1,
+};
+
+
+static int debug;
+
+/* per port private data */
+#define N_IN_URB	4
+#define N_OUT_URB	1
+#define IN_BUFLEN	4096
+#define OUT_BUFLEN	128
+
+struct sierra_port_private {
+	/* Input endpoints and buffer for this port */
+	struct urb *in_urbs[N_IN_URB];
+	char in_buffer[N_IN_URB][IN_BUFLEN];
+	/* Output endpoints and buffer for this port */
+	struct urb *out_urbs[N_OUT_URB];
+	char out_buffer[N_OUT_URB][OUT_BUFLEN];
+
+	/* Settings for the port */
+	int rts_state;	/* Handshaking pins (outputs) */
+	int dtr_state;
+	int cts_state;	/* Handshaking pins (inputs) */
+	int dsr_state;
+	int dcd_state;
+	int ri_state;
+
+	unsigned long tx_start_time[N_OUT_URB];
+};
+
+static int sierra_send_setup(struct usb_serial_port *port)
+{
+	struct usb_serial *serial = port->serial;
+	struct sierra_port_private *portdata;
+
+	dbg("%s", __FUNCTION__);
+
+	portdata = usb_get_serial_port_data(port);
+
+	if (port->tty) {
+		int val = 0;
+		if (portdata->dtr_state)
+			val |= 0x01;
+		if (portdata->rts_state)
+			val |= 0x02;
+
+		return usb_control_msg(serial->dev,
+				usb_rcvctrlpipe(serial->dev, 0),
+				0x22,0x21,val,0,NULL,0,USB_CTRL_SET_TIMEOUT);
+	}
+
+	return 0;
+}
+
+static void sierra_rx_throttle(struct usb_serial_port *port)
+{
+	dbg("%s", __FUNCTION__);
+}
+
+static void sierra_rx_unthrottle(struct usb_serial_port *port)
+{
+	dbg("%s", __FUNCTION__);
+}
+
+static void sierra_break_ctl(struct usb_serial_port *port, int break_state)
+{
+	/* Unfortunately, I don't know how to send a break */
+	dbg("%s", __FUNCTION__);
+}
+
+static void sierra_set_termios(struct usb_serial_port *port,
+			struct termios *old_termios)
+{
+	dbg("%s", __FUNCTION__);
+
+	sierra_send_setup(port);
+}
+
+static int sierra_tiocmget(struct usb_serial_port *port, struct file *file)
+{
+	unsigned int value;
+	struct sierra_port_private *portdata;
+
+	portdata = usb_get_serial_port_data(port);
+
+	value = ((portdata->rts_state) ? TIOCM_RTS : 0) |
+		((portdata->dtr_state) ? TIOCM_DTR : 0) |
+		((portdata->cts_state) ? TIOCM_CTS : 0) |
+		((portdata->dsr_state) ? TIOCM_DSR : 0) |
+		((portdata->dcd_state) ? TIOCM_CAR : 0) |
+		((portdata->ri_state) ? TIOCM_RNG : 0);
+
+	return value;
+}
+
+static int sierra_tiocmset(struct usb_serial_port *port, struct file *file,
+			unsigned int set, unsigned int clear)
+{
+	struct sierra_port_private *portdata;
+
+	portdata = usb_get_serial_port_data(port);
+
+	if (set & TIOCM_RTS)
+		portdata->rts_state = 1;
+	if (set & TIOCM_DTR)
+		portdata->dtr_state = 1;
+
+	if (clear & TIOCM_RTS)
+		portdata->rts_state = 0;
+	if (clear & TIOCM_DTR)
+		portdata->dtr_state = 0;
+	return sierra_send_setup(port);
+}
+
+static int sierra_ioctl(struct usb_serial_port *port, struct file *file,
+			unsigned int cmd, unsigned long arg)
+{
+	return -ENOIOCTLCMD;
+}
+
+/* Write */
+static int sierra_write(struct usb_serial_port *port,
+			const unsigned char *buf, int count)
+{
+	struct sierra_port_private *portdata;
+	int i;
+	int left, todo;
+	struct urb *this_urb = NULL; /* spurious */
+	int err;
+
+	portdata = usb_get_serial_port_data(port);
+
+	dbg("%s: write (%d chars)", __FUNCTION__, count);
+
+	i = 0;
+	left = count;
+	for (i=0; left > 0 && i < N_OUT_URB; i++) {
+		todo = left;
+		if (todo > OUT_BUFLEN)
+			todo = OUT_BUFLEN;
+
+		this_urb = portdata->out_urbs[i];
+		if (this_urb->status == -EINPROGRESS) {
+			if (time_before(jiffies,
+					portdata->tx_start_time[i] + 10 * HZ))
+				continue;
+			usb_unlink_urb(this_urb);
+			continue;
+		}
+		if (this_urb->status != 0)
+			dbg("usb_write %p failed (err=%d)",
+				this_urb, this_urb->status);
+
+		dbg("%s: endpoint %d buf %d", __FUNCTION__,
+			usb_pipeendpoint(this_urb->pipe), i);
+
+		/* send the data */
+		memcpy (this_urb->transfer_buffer, buf, todo);
+		this_urb->transfer_buffer_length = todo;
+
+		this_urb->dev = port->serial->dev;
+		err = usb_submit_urb(this_urb, GFP_ATOMIC);
+		if (err) {
+			dbg("usb_submit_urb %p (write bulk) failed "
+				"(%d, has %d)", this_urb,
+				err, this_urb->status);
+			continue;
+		}
+		portdata->tx_start_time[i] = jiffies;
+		buf += todo;
+		left -= todo;
+	}
+
+	count -= left;
+	dbg("%s: wrote (did %d)", __FUNCTION__, count);
+	return count;
+}
+
+static void sierra_indat_callback(struct urb *urb)
+{
+	int err;
+	int endpoint;
+	struct usb_serial_port *port;
+	struct tty_struct *tty;
+	unsigned char *data = urb->transfer_buffer;
+
+	dbg("%s: %p", __FUNCTION__, urb);
+
+	endpoint = usb_pipeendpoint(urb->pipe);
+	port = (struct usb_serial_port *) urb->context;
+
+	if (urb->status) {
+		dbg("%s: nonzero status: %d on endpoint %02x.",
+		    __FUNCTION__, urb->status, endpoint);
+	} else {
+		tty = port->tty;
+		if (urb->actual_length) {
+			tty_buffer_request_room(tty, urb->actual_length);
+			tty_insert_flip_string(tty, data, urb->actual_length);
+			tty_flip_buffer_push(tty);
+		} else {
+			dbg("%s: empty read urb received", __FUNCTION__);
+		}
+
+		/* Resubmit urb so we continue receiving */
+		if (port->open_count && urb->status != -ESHUTDOWN) {
+			err = usb_submit_urb(urb, GFP_ATOMIC);
+			if (err)
+				printk(KERN_ERR "%s: resubmit read urb failed. "
+					"(%d)", __FUNCTION__, err);
+		}
+	}
+	return;
+}
+
+static void sierra_outdat_callback(struct urb *urb)
+{
+	struct usb_serial_port *port;
+
+	dbg("%s", __FUNCTION__);
+
+	port = (struct usb_serial_port *) urb->context;
+
+	usb_serial_port_softint(port);
+}
+
+static void sierra_instat_callback(struct urb *urb)
+{
+	int err;
+	struct usb_serial_port *port = (struct usb_serial_port *) urb->context;
+	struct sierra_port_private *portdata = usb_get_serial_port_data(port);
+	struct usb_serial *serial = port->serial;
+
+	dbg("%s", __FUNCTION__);
+	dbg("%s: urb %p port %p has data %p", __FUNCTION__,urb,port,portdata);
+
+	if (urb->status == 0) {
+		struct usb_ctrlrequest *req_pkt =
+				(struct usb_ctrlrequest *)urb->transfer_buffer;
+
+		if (!req_pkt) {
+			dbg("%s: NULL req_pkt\n", __FUNCTION__);
+			return;
+		}
+		if ((req_pkt->bRequestType == 0xA1) &&
+				(req_pkt->bRequest == 0x20)) {
+			int old_dcd_state;
+			unsigned char signals = *((unsigned char *)
+					urb->transfer_buffer +
+					sizeof(struct usb_ctrlrequest));
+
+			dbg("%s: signal x%x", __FUNCTION__, signals);
+
+			old_dcd_state = portdata->dcd_state;
+			portdata->cts_state = 1;
+			portdata->dcd_state = ((signals & 0x01) ? 1 : 0);
+			portdata->dsr_state = ((signals & 0x02) ? 1 : 0);
+			portdata->ri_state = ((signals & 0x08) ? 1 : 0);
+
+			if (port->tty && !C_CLOCAL(port->tty) &&
+					old_dcd_state && !portdata->dcd_state)
+				tty_hangup(port->tty);
+		} else {
+			dbg("%s: type %x req %x", __FUNCTION__,
+				req_pkt->bRequestType,req_pkt->bRequest);
+		}
+	} else
+		dbg("%s: error %d", __FUNCTION__, urb->status);
+
+	/* Resubmit urb so we continue receiving IRQ data */
+	if (urb->status != -ESHUTDOWN) {
+		urb->dev = serial->dev;
+		err = usb_submit_urb(urb, GFP_ATOMIC);
+		if (err)
+			dbg("%s: resubmit intr urb failed. (%d)",
+				__FUNCTION__, err);
+	}
+}
+
+static int sierra_write_room(struct usb_serial_port *port)
+{
+	struct sierra_port_private *portdata;
+	int i;
+	int data_len = 0;
+	struct urb *this_urb;
+
+	portdata = usb_get_serial_port_data(port);
+
+	for (i=0; i < N_OUT_URB; i++) {
+		this_urb = portdata->out_urbs[i];
+		if (this_urb && this_urb->status != -EINPROGRESS)
+			data_len += OUT_BUFLEN;
+	}
+
+	dbg("%s: %d", __FUNCTION__, data_len);
+	return data_len;
+}
+
+static int sierra_chars_in_buffer(struct usb_serial_port *port)
+{
+	struct sierra_port_private *portdata;
+	int i;
+	int data_len = 0;
+	struct urb *this_urb;
+
+	portdata = usb_get_serial_port_data(port);
+
+	for (i=0; i < N_OUT_URB; i++) {
+		this_urb = portdata->out_urbs[i];
+		if (this_urb && this_urb->status == -EINPROGRESS)
+			data_len += this_urb->transfer_buffer_length;
+	}
+	dbg("%s: %d", __FUNCTION__, data_len);
+	return data_len;
+}
+
+static int sierra_open(struct usb_serial_port *port, struct file *filp)
+{
+	struct sierra_port_private *portdata;
+	struct usb_serial *serial = port->serial;
+	int i, err;
+	struct urb *urb;
+
+	portdata = usb_get_serial_port_data(port);
+
+	dbg("%s", __FUNCTION__);
+
+	/* Set some sane defaults */
+	portdata->rts_state = 1;
+	portdata->dtr_state = 1;
+
+	/* Reset low level data toggle and start reading from endpoints */
+	for (i = 0; i < N_IN_URB; i++) {
+		urb = portdata->in_urbs[i];
+		if (! urb)
+			continue;
+		if (urb->dev != serial->dev) {
+			dbg("%s: dev %p != %p", __FUNCTION__,
+				urb->dev, serial->dev);
+			continue;
+		}
+
+		/*
+		 * make sure endpoint data toggle is synchronized with the
+		 * device
+		 */
+		usb_clear_halt(urb->dev, urb->pipe);
+
+		err = usb_submit_urb(urb, GFP_KERNEL);
+		if (err) {
+			dbg("%s: submit urb %d failed (%d) %d",
+				__FUNCTION__, i, err,
+				urb->transfer_buffer_length);
+		}
+	}
+
+	/* Reset low level data toggle on out endpoints */
+	for (i = 0; i < N_OUT_URB; i++) {
+		urb = portdata->out_urbs[i];
+		if (! urb)
+			continue;
+		urb->dev = serial->dev;
+		/* usb_settoggle(urb->dev, usb_pipeendpoint(urb->pipe),
+				usb_pipeout(urb->pipe), 0); */
+	}
+
+	port->tty->low_latency = 1;
+
+	sierra_send_setup(port);
+
+	return (0);
+}
+
+static inline void stop_urb(struct urb *urb)
+{
+	if (urb && urb->status == -EINPROGRESS)
+		usb_kill_urb(urb);
+}
+
+static void sierra_close(struct usb_serial_port *port, struct file *filp)
+{
+	int i;
+	struct usb_serial *serial = port->serial;
+	struct sierra_port_private *portdata;
+
+	dbg("%s", __FUNCTION__);
+	portdata = usb_get_serial_port_data(port);
+
+	portdata->rts_state = 0;
+	portdata->dtr_state = 0;
+
+	if (serial->dev) {
+		sierra_send_setup(port);
+
+		/* Stop reading/writing urbs */
+		for (i = 0; i < N_IN_URB; i++)
+			stop_urb(portdata->in_urbs[i]);
+		for (i = 0; i < N_OUT_URB; i++)
+			stop_urb(portdata->out_urbs[i]);
+	}
+	port->tty = NULL;
+}
+
+/* Helper functions used by sierra_setup_urbs */
+static struct urb *sierra_setup_urb(struct usb_serial *serial, int endpoint,
+				    int dir, void *ctx, char *buf, int len,
+				    usb_complete_t callback)
+{
+	struct urb *urb;
+
+	if (endpoint == -1)
+		return NULL;		/* endpoint not needed */
+
+	urb = usb_alloc_urb(0, GFP_KERNEL);		/* No ISO */
+	if (urb == NULL) {
+		dbg("%s: alloc for endpoint %d failed.", __FUNCTION__, endpoint);
+		return NULL;
+	}
+
+		/* Fill URB using supplied data. */
+	usb_fill_bulk_urb(urb, serial->dev,
+		      usb_sndbulkpipe(serial->dev, endpoint) | dir,
+		      buf, len, callback, ctx);
+
+	return urb;
+}
+
+/* Setup urbs */
+static void sierra_setup_urbs(struct usb_serial *serial)
+{
+	int i,j;
+	struct usb_serial_port *port;
+	struct sierra_port_private *portdata;
+
+	dbg("%s", __FUNCTION__);
+
+	for (i = 0; i < serial->num_ports; i++) {
+		port = serial->port[i];
+		portdata = usb_get_serial_port_data(port);
+
+	/* Do indat endpoints first */
+		for (j = 0; j < N_IN_URB; ++j) {
+			portdata->in_urbs[j] = sierra_setup_urb (serial,
+                  	port->bulk_in_endpointAddress, USB_DIR_IN, port,
+                  	portdata->in_buffer[j], IN_BUFLEN, sierra_indat_callback);
+		}
+
+		/* outdat endpoints */
+		for (j = 0; j < N_OUT_URB; ++j) {
+			portdata->out_urbs[j] = sierra_setup_urb (serial,
+                  	port->bulk_out_endpointAddress, USB_DIR_OUT, port,
+                  	portdata->out_buffer[j], OUT_BUFLEN, sierra_outdat_callback);
+		}
+	}
+}
+
+static int sierra_startup(struct usb_serial *serial)
+{
+	int i, err;
+	struct usb_serial_port *port;
+	struct sierra_port_private *portdata;
+
+	dbg("%s", __FUNCTION__);
+
+	/* Now setup per port private data */
+	for (i = 0; i < serial->num_ports; i++) {
+		port = serial->port[i];
+		portdata = kzalloc(sizeof(*portdata), GFP_KERNEL);
+		if (!portdata) {
+			dbg("%s: kmalloc for sierra_port_private (%d) failed!.",
+					__FUNCTION__, i);
+			return (1);
+		}
+
+		usb_set_serial_port_data(port, portdata);
+
+		if (! port->interrupt_in_urb)
+			continue;
+		err = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL);
+		if (err)
+			dbg("%s: submit irq_in urb failed %d",
+				__FUNCTION__, err);
+	}
+
+	sierra_setup_urbs(serial);
+
+	return (0);
+}
+
+static void sierra_shutdown(struct usb_serial *serial)
+{
+	int i, j;
+	struct usb_serial_port *port;
+	struct sierra_port_private *portdata;
+
+	dbg("%s", __FUNCTION__);
+
+	/* Stop reading/writing urbs */
+	for (i = 0; i < serial->num_ports; ++i) {
+		port = serial->port[i];
+		portdata = usb_get_serial_port_data(port);
+		for (j = 0; j < N_IN_URB; j++)
+			stop_urb(portdata->in_urbs[j]);
+		for (j = 0; j < N_OUT_URB; j++)
+			stop_urb(portdata->out_urbs[j]);
+	}
+
+	/* Now free them */
+	for (i = 0; i < serial->num_ports; ++i) {
+		port = serial->port[i];
+		portdata = usb_get_serial_port_data(port);
+
+		for (j = 0; j < N_IN_URB; j++) {
+			if (portdata->in_urbs[j]) {
+				usb_free_urb(portdata->in_urbs[j]);
+				portdata->in_urbs[j] = NULL;
+			}
+		}
+		for (j = 0; j < N_OUT_URB; j++) {
+			if (portdata->out_urbs[j]) {
+				usb_free_urb(portdata->out_urbs[j]);
+				portdata->out_urbs[j] = NULL;
+			}
+		}
+	}
+
+	/* Now free per port private data */
+	for (i = 0; i < serial->num_ports; i++) {
+		port = serial->port[i];
+		kfree(usb_get_serial_port_data(port));
+	}
+}
+
+static struct usb_serial_driver sierra_1port_device = {
+	.driver = {
+		.owner =	THIS_MODULE,
+		.name =		"sierra1",
+	},
+	.description       = "Sierra USB modem (1 port)",
+	.id_table          = id_table_1port,
+	.num_interrupt_in  = NUM_DONT_CARE,
+	.num_bulk_in       = 1,
+	.num_bulk_out      = 1,
+	.num_ports         = 1,
+	.open              = sierra_open,
+	.close             = sierra_close,
+	.write             = sierra_write,
+	.write_room        = sierra_write_room,
+	.chars_in_buffer   = sierra_chars_in_buffer,
+	.throttle          = sierra_rx_throttle,
+	.unthrottle        = sierra_rx_unthrottle,
+	.ioctl             = sierra_ioctl,
+	.set_termios       = sierra_set_termios,
+	.break_ctl         = sierra_break_ctl,
+	.tiocmget          = sierra_tiocmget,
+	.tiocmset          = sierra_tiocmset,
+	.attach            = sierra_startup,
+	.shutdown          = sierra_shutdown,
+	.read_int_callback = sierra_instat_callback,
 };
 
-static struct usb_serial_driver sierra_device = {
+static struct usb_serial_driver sierra_3port_device = {
 	.driver = {
-	.owner =		THIS_MODULE,
-	.name =			"Sierra_Wireless",
+		.owner =	THIS_MODULE,
+		.name =		"sierra3",
 	},
-	.id_table =		id_table,
-	.num_interrupt_in =	NUM_DONT_CARE,
-	.num_bulk_in =		NUM_DONT_CARE,
-	.num_bulk_out =		NUM_DONT_CARE,
-	.num_ports =		3,
+	.description       = "Sierra USB modem (3 port)",
+	.id_table          = id_table_3port,
+	.num_interrupt_in  = NUM_DONT_CARE,
+	.num_bulk_in       = 3,
+	.num_bulk_out      = 3,
+	.num_ports         = 3,
+	.open              = sierra_open,
+	.close             = sierra_close,
+	.write             = sierra_write,
+	.write_room        = sierra_write_room,
+	.chars_in_buffer   = sierra_chars_in_buffer,
+	.throttle          = sierra_rx_throttle,
+	.unthrottle        = sierra_rx_unthrottle,
+	.ioctl             = sierra_ioctl,
+	.set_termios       = sierra_set_termios,
+	.break_ctl         = sierra_break_ctl,
+	.tiocmget          = sierra_tiocmget,
+	.tiocmset          = sierra_tiocmset,
+	.attach            = sierra_startup,
+	.shutdown          = sierra_shutdown,
+	.read_int_callback = sierra_instat_callback,
 };
 
+/* Functions used by new usb-serial code. */
 static int __init sierra_init(void)
 {
 	int retval;
-
-	retval = usb_serial_register(&sierra_device);
+	retval = usb_serial_register(&sierra_1port_device);
+	if (retval)
+		goto failed_1port_device_register;
+	retval = usb_serial_register(&sierra_3port_device);
 	if (retval)
-		return retval;
+		goto failed_3port_device_register;
+
+
 	retval = usb_register(&sierra_driver);
 	if (retval)
-		usb_serial_deregister(&sierra_device);
+		goto failed_driver_register;
+
+	info(DRIVER_DESC ": " DRIVER_VERSION);
+
+	return 0;
+
+failed_driver_register:
+	usb_serial_deregister(&sierra_3port_device);
+failed_3port_device_register:
+	usb_serial_deregister(&sierra_1port_device);
+failed_1port_device_register:
 	return retval;
 }
 
 static void __exit sierra_exit(void)
 {
-	usb_deregister(&sierra_driver);
-	usb_serial_deregister(&sierra_device);
+	usb_deregister (&sierra_driver);
+	usb_serial_deregister(&sierra_1port_device);
+	usb_serial_deregister(&sierra_3port_device);
 }
 
 module_init(sierra_init);
 module_exit(sierra_exit);
+
+MODULE_AUTHOR(DRIVER_AUTHOR);
+MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_VERSION(DRIVER_VERSION);
 MODULE_LICENSE("GPL");
+
+#ifdef CONFIG_USB_DEBUG
+module_param(debug, bool, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(debug, "Debug messages");
+#endif
+
diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c
index 07400c0c8a8c..ae98d8cbdbb8 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.c
+++ b/drivers/usb/serial/ti_usb_3410_5052.c
@@ -228,6 +228,7 @@ static int product_5052_count;
 /* null entry */
 static struct usb_device_id ti_id_table_3410[1+TI_EXTRA_VID_PID_COUNT+1] = {
 	{ USB_DEVICE(TI_VENDOR_ID, TI_3410_PRODUCT_ID) },
+	{ USB_DEVICE(TI_VENDOR_ID, TI_3410_EZ430_ID) },
 };
 
 static struct usb_device_id ti_id_table_5052[4+TI_EXTRA_VID_PID_COUNT+1] = {
@@ -239,6 +240,7 @@ static struct usb_device_id ti_id_table_5052[4+TI_EXTRA_VID_PID_COUNT+1] = {
 
 static struct usb_device_id ti_id_table_combined[] = {
 	{ USB_DEVICE(TI_VENDOR_ID, TI_3410_PRODUCT_ID) },
+	{ USB_DEVICE(TI_VENDOR_ID, TI_3410_EZ430_ID) },
 	{ USB_DEVICE(TI_VENDOR_ID, TI_5052_BOOT_PRODUCT_ID) },
 	{ USB_DEVICE(TI_VENDOR_ID, TI_5152_BOOT_PRODUCT_ID) },
 	{ USB_DEVICE(TI_VENDOR_ID, TI_5052_EEPROM_PRODUCT_ID) },
@@ -459,13 +461,12 @@ static int ti_startup(struct usb_serial *serial)
 
 	/* set up port structures */
 	for (i = 0; i < serial->num_ports; ++i) {
-		tport = kmalloc(sizeof(struct ti_port), GFP_KERNEL);
+		tport = kzalloc(sizeof(struct ti_port), GFP_KERNEL);
 		if (tport == NULL) {
 			dev_err(&dev->dev, "%s - out of memory\n", __FUNCTION__);
 			status = -ENOMEM;
 			goto free_tports;
 		}
-		memset(tport, 0, sizeof(struct ti_port));
 		spin_lock_init(&tport->tp_lock);
 		tport->tp_uart_base_addr = (i == 0 ? TI_UART1_BASE_ADDR : TI_UART2_BASE_ADDR);
 		tport->tp_flags = low_latency ? ASYNC_LOW_LATENCY : 0;
diff --git a/drivers/usb/serial/ti_usb_3410_5052.h b/drivers/usb/serial/ti_usb_3410_5052.h
index 02c1aeb9e1b8..b5541bf991ba 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.h
+++ b/drivers/usb/serial/ti_usb_3410_5052.h
@@ -28,6 +28,7 @@
 /* Vendor and product ids */
 #define TI_VENDOR_ID			0x0451
 #define TI_3410_PRODUCT_ID		0x3410
+#define TI_3410_EZ430_ID		0xF430  /* TI ez430 development tool */
 #define TI_5052_BOOT_PRODUCT_ID		0x5052	/* no EEPROM, no firmware */
 #define TI_5152_BOOT_PRODUCT_ID		0x5152	/* no EEPROM, no firmware */
 #define TI_5052_EEPROM_PRODUCT_ID	0x505A	/* EEPROM, no firmware */
diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c
index 8006e51c34bb..c1257d5292f5 100644
--- a/drivers/usb/serial/usb-serial.c
+++ b/drivers/usb/serial/usb-serial.c
@@ -952,32 +952,28 @@ probe_error:
 		port = serial->port[i];
 		if (!port)
 			continue;
-		if (port->read_urb)
-			usb_free_urb (port->read_urb);
+		usb_free_urb(port->read_urb);
 		kfree(port->bulk_in_buffer);
 	}
 	for (i = 0; i < num_bulk_out; ++i) {
 		port = serial->port[i];
 		if (!port)
 			continue;
-		if (port->write_urb)
-			usb_free_urb (port->write_urb);
+		usb_free_urb(port->write_urb);
 		kfree(port->bulk_out_buffer);
 	}
 	for (i = 0; i < num_interrupt_in; ++i) {
 		port = serial->port[i];
 		if (!port)
 			continue;
-		if (port->interrupt_in_urb)
-			usb_free_urb (port->interrupt_in_urb);
+		usb_free_urb(port->interrupt_in_urb);
 		kfree(port->interrupt_in_buffer);
 	}
 	for (i = 0; i < num_interrupt_out; ++i) {
 		port = serial->port[i];
 		if (!port)
 			continue;
-		if (port->interrupt_out_urb)
-			usb_free_urb (port->interrupt_out_urb);
+		usb_free_urb(port->interrupt_out_urb);
 		kfree(port->interrupt_out_buffer);
 	}
 
diff --git a/drivers/usb/serial/usb_debug.c b/drivers/usb/serial/usb_debug.c
new file mode 100644
index 000000000000..257a5e436873
--- /dev/null
+++ b/drivers/usb/serial/usb_debug.c
@@ -0,0 +1,65 @@
+/*
+ * USB Debug cable driver
+ *
+ * Copyright (C) 2006 Greg Kroah-Hartman <greg@kroah.com>
+ *
+ *	This program is free software; you can redistribute it and/or
+ *	modify it under the terms of the GNU General Public License version
+ *	2 as published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/tty.h>
+#include <linux/module.h>
+#include <linux/usb.h>
+#include <linux/usb/serial.h>
+
+static struct usb_device_id id_table [] = {
+	{ USB_DEVICE(0x0525, 0x127a) },
+	{ },
+};
+MODULE_DEVICE_TABLE(usb, id_table);
+
+static struct usb_driver debug_driver = {
+	.name =		"debug",
+	.probe =	usb_serial_probe,
+	.disconnect =	usb_serial_disconnect,
+	.id_table =	id_table,
+	.no_dynamic_id = 	1,
+};
+
+static struct usb_serial_driver debug_device = {
+	.driver = {
+		.owner =	THIS_MODULE,
+		.name =		"debug",
+	},
+	.id_table =		id_table,
+	.num_interrupt_in =	NUM_DONT_CARE,
+	.num_bulk_in =		NUM_DONT_CARE,
+	.num_bulk_out =		NUM_DONT_CARE,
+	.num_ports =		1,
+};
+
+static int __init debug_init(void)
+{
+	int retval;
+
+	retval = usb_serial_register(&debug_device);
+	if (retval)
+		return retval;
+	retval = usb_register(&debug_driver);
+	if (retval)
+		usb_serial_deregister(&debug_device);
+	return retval;
+}
+
+static void __exit debug_exit(void)
+{
+	usb_deregister(&debug_driver);
+	usb_serial_deregister(&debug_device);
+}
+
+module_init(debug_init);
+module_exit(debug_exit);
+MODULE_LICENSE("GPL");
diff --git a/drivers/usb/serial/visor.c b/drivers/usb/serial/visor.c
index befe2e11a041..eef5eaa5fa0b 100644
--- a/drivers/usb/serial/visor.c
+++ b/drivers/usb/serial/visor.c
@@ -348,8 +348,7 @@ static void visor_close (struct usb_serial_port *port, struct file * filp)
 			 
 	/* shutdown our urbs */
 	usb_kill_urb(port->read_urb);
-	if (port->interrupt_in_urb)
-		usb_kill_urb(port->interrupt_in_urb);
+	usb_kill_urb(port->interrupt_in_urb);
 
 	/* Try to send shutdown message, if the device is gone, this will just fail. */
 	transfer_buffer =  kmalloc (0x12, GFP_KERNEL);
diff --git a/drivers/usb/storage/onetouch.c b/drivers/usb/storage/onetouch.c
index 3baf448e300d..3a158d58441f 100644
--- a/drivers/usb/storage/onetouch.c
+++ b/drivers/usb/storage/onetouch.c
@@ -142,10 +142,7 @@ int onetouch_connect_input(struct us_data *ss)
 		return -ENODEV;
 
 	endpoint = &interface->endpoint[2].desc;
-	if (!(endpoint->bEndpointAddress & USB_DIR_IN))
-		return -ENODEV;
-	if ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK)
-			!= USB_ENDPOINT_XFER_INT)
+	if (!usb_endpoint_is_int_in(endpoint))
 		return -ENODEV;
 
 	pipe = usb_rcvintpipe(udev, endpoint->bEndpointAddress);
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index c9a8d50106d1..db8b26012c75 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -55,7 +55,8 @@ UNUSUAL_DEV(  0x03eb, 0x2002, 0x0100, 0x0100,
                 US_SC_DEVICE, US_PR_DEVICE, NULL,
                 US_FL_IGNORE_RESIDUE),
 
-UNUSUAL_DEV(  0x03ee, 0x6901, 0x0000, 0x0100,
+/* modified by Tobias Lorenz <tobias.lorenz@gmx.net> */
+UNUSUAL_DEV(  0x03ee, 0x6901, 0x0000, 0x0200,
 		"Mitsumi",
 		"USB FDD",
 		US_SC_DEVICE, US_PR_DEVICE, NULL,
@@ -182,6 +183,20 @@ UNUSUAL_DEV(  0x0421, 0x044e, 0x0100, 0x0100,
 		US_SC_DEVICE, US_PR_DEVICE, NULL,
 		US_FL_IGNORE_RESIDUE | US_FL_FIX_CAPACITY ),
 
+/* Reported by Bardur Arantsson <bardur@scientician.net> */
+UNUSUAL_DEV(  0x0421, 0x047c, 0x0370, 0x0370,
+		"Nokia",
+		"6131",
+		US_SC_DEVICE, US_PR_DEVICE, NULL,
+		US_FL_MAX_SECTORS_64 ),
+
+/* Reported by Alex Corcoles <alex@corcoles.net> */
+UNUSUAL_DEV(  0x0421, 0x0495, 0x0370, 0x0370,
+		"Nokia",
+		"6234",
+		US_SC_DEVICE, US_PR_DEVICE, NULL,
+		US_FL_MAX_SECTORS_64 ),
+
 /* Reported by Olaf Hering <olh@suse.de> from novell bug #105878 */
 UNUSUAL_DEV(  0x0424, 0x0fdc, 0x0210, 0x0210,
 		"SMSC",
@@ -1221,7 +1236,7 @@ UNUSUAL_DEV( 0x0e21, 0x0520, 0x0100, 0x0100,
 		"Cowon Systems",
 		"iAUDIO M5",
 		US_SC_DEVICE, US_PR_BULK, NULL,
-		0 ),
+		US_FL_NEED_OVERRIDE ),
 
 /* Submitted by Antoine Mairesse <antoine.mairesse@free.fr> */
 UNUSUAL_DEV( 0x0ed1, 0x6660, 0x0100, 0x0300,
@@ -1294,13 +1309,25 @@ UNUSUAL_DEV(  0x0fce, 0xe030, 0x0000, 0x0000,
 /* Reported by Kevin Cernekee <kpc-usbdev@gelato.uiuc.edu>
  * Tested on hardware version 1.10.
  * Entry is needed only for the initializer function override.
+ * Devices with bcd > 110 seem to not need it while those
+ * with bcd < 110 appear to need it.
  */
-UNUSUAL_DEV(  0x1019, 0x0c55, 0x0110, 0x0110,
+UNUSUAL_DEV(  0x1019, 0x0c55, 0x0000, 0x0110,
 		"Desknote",
 		"UCR-61S2B",
 		US_SC_DEVICE, US_PR_DEVICE, usb_stor_ucr61s2b_init,
 		0 ),
 
+/* Reported by Jaco Kroon <jaco@kroon.co.za>
+ * The usb-storage module found on the Digitech GNX4 (and supposedly other
+ * devices) misbehaves and causes a bunch of invalid I/O errors.
+ */
+UNUSUAL_DEV(  0x1210, 0x0003, 0x0100, 0x0100,
+		"Digitech HMG",
+		"DigiTech Mass Storage",
+		US_SC_DEVICE, US_PR_DEVICE, NULL,
+		US_FL_IGNORE_RESIDUE ),
+
 /* Reported by Vilius Bilinkevicius <vilisas AT xxx DOT lt) */
 UNUSUAL_DEV(  0x132b, 0x000b, 0x0001, 0x0001,
 		"Minolta",
diff --git a/drivers/usb/storage/usb.c b/drivers/usb/storage/usb.c
index b8d6031b0975..b401084b3d22 100644
--- a/drivers/usb/storage/usb.c
+++ b/drivers/usb/storage/usb.c
@@ -740,18 +740,16 @@ static int get_pipes(struct us_data *us)
 		ep = &altsetting->endpoint[i].desc;
 
 		/* Is it a BULK endpoint? */
-		if ((ep->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK)
-				== USB_ENDPOINT_XFER_BULK) {
+		if (usb_endpoint_xfer_bulk(ep)) {
 			/* BULK in or out? */
-			if (ep->bEndpointAddress & USB_DIR_IN)
+			if (usb_endpoint_dir_in(ep))
 				ep_in = ep;
 			else
 				ep_out = ep;
 		}
 
 		/* Is it an interrupt endpoint? */
-		else if ((ep->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK)
-				== USB_ENDPOINT_XFER_INT) {
+		else if (usb_endpoint_xfer_int(ep)) {
 			ep_int = ep;
 		}
 	}