Merge branch 'master' into gfs2

36 files changed, 503 insertions, 279 deletions

diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c
index b10463244413..113e484c763e 100644
--- a/drivers/usb/core/driver.c
+++ b/drivers/usb/core/driver.c
@@ -24,6 +24,7 @@
 
 #include <linux/device.h>
 #include <linux/usb.h>
+#include <linux/workqueue.h>
 #include "hcd.h"
 #include "usb.h"
 
@@ -302,11 +303,11 @@ int usb_driver_claim_interface(struct usb_driver *driver,
 	dev->driver = &driver->drvwrap.driver;
 	usb_set_intfdata(iface, priv);
 
-	mutex_lock_nested(&udev->pm_mutex, udev->level);
+	usb_pm_lock(udev);
 	iface->condition = USB_INTERFACE_BOUND;
 	mark_active(iface);
 	iface->pm_usage_cnt = !(driver->supports_autosuspend);
-	mutex_unlock(&udev->pm_mutex);
+	usb_pm_unlock(udev);
 
 	/* if interface was already added, bind now; else let
 	 * the future device_add() bind it, bypassing probe()
@@ -355,11 +356,11 @@ void usb_driver_release_interface(struct usb_driver *driver,
 	dev->driver = NULL;
 	usb_set_intfdata(iface, NULL);
 
-	mutex_lock_nested(&udev->pm_mutex, udev->level);
+	usb_pm_lock(udev);
 	iface->condition = USB_INTERFACE_UNBOUND;
 	mark_quiesced(iface);
 	iface->needs_remote_wakeup = 0;
-	mutex_unlock(&udev->pm_mutex);
+	usb_pm_unlock(udev);
 }
 EXPORT_SYMBOL(usb_driver_release_interface);
 
@@ -788,7 +789,7 @@ EXPORT_SYMBOL_GPL_FUTURE(usb_deregister);
 
 #ifdef CONFIG_PM
 
-/* Caller has locked udev->pm_mutex */
+/* Caller has locked udev's pm_mutex */
 static int suspend_device(struct usb_device *udev, pm_message_t msg)
 {
 	struct usb_device_driver	*udriver;
@@ -815,7 +816,7 @@ done:
 	return status;
 }
 
-/* Caller has locked udev->pm_mutex */
+/* Caller has locked udev's pm_mutex */
 static int resume_device(struct usb_device *udev)
 {
 	struct usb_device_driver	*udriver;
@@ -841,7 +842,7 @@ done:
 	return status;
 }
 
-/* Caller has locked intf's usb_device's pm_mutex */
+/* Caller has locked intf's usb_device's pm mutex */
 static int suspend_interface(struct usb_interface *intf, pm_message_t msg)
 {
 	struct usb_driver	*driver;
@@ -1063,7 +1064,7 @@ int usb_resume_both(struct usb_device *udev)
 	/* Propagate the resume up the tree, if necessary */
 	if (udev->state == USB_STATE_SUSPENDED) {
 		if (parent) {
-			mutex_lock_nested(&parent->pm_mutex, parent->level);
+			usb_pm_lock(parent);
 			parent->auto_pm = 1;
 			status = usb_resume_both(parent);
 		} else {
@@ -1078,7 +1079,7 @@ int usb_resume_both(struct usb_device *udev)
 		if (status == 0)
 			status = resume_device(udev);
 		if (parent)
-			mutex_unlock(&parent->pm_mutex);
+			usb_pm_unlock(parent);
 	} else {
 
 		/* Needed only for setting udev->dev.power.power_state.event
@@ -1103,8 +1104,8 @@ int usb_resume_both(struct usb_device *udev)
 
 /**
  * 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
+ * @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
@@ -1128,20 +1129,20 @@ int usb_resume_both(struct usb_device *udev)
  */
 void usb_autosuspend_device(struct usb_device *udev, int dec_usage_cnt)
 {
-	mutex_lock_nested(&udev->pm_mutex, udev->level);
+	usb_pm_lock(udev);
 	udev->pm_usage_cnt -= dec_usage_cnt;
 	if (udev->pm_usage_cnt <= 0)
-		schedule_delayed_work(&udev->autosuspend,
+		queue_delayed_work(ksuspend_usb_wq, &udev->autosuspend,
 				USB_AUTOSUSPEND_DELAY);
-	mutex_unlock(&udev->pm_mutex);
+	usb_pm_unlock(udev);
 	// dev_dbg(&udev->dev, "%s: cnt %d\n",
 	//		__FUNCTION__, udev->pm_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
+ * @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
@@ -1167,13 +1168,13 @@ int usb_autoresume_device(struct usb_device *udev, int inc_usage_cnt)
 {
 	int	status;
 
-	mutex_lock_nested(&udev->pm_mutex, udev->level);
+	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;
-	mutex_unlock(&udev->pm_mutex);
+	usb_pm_unlock(udev);
 	// dev_dbg(&udev->dev, "%s: status %d cnt %d\n",
 	//		__FUNCTION__, status, udev->pm_usage_cnt);
 	return status;
@@ -1181,7 +1182,7 @@ int usb_autoresume_device(struct usb_device *udev, int inc_usage_cnt)
 
 /**
  * usb_autopm_put_interface - decrement a USB interface's PM-usage counter
- * @intf - the usb_interface whose counter should be decremented
+ * @intf: the usb_interface whose counter should be decremented
  *
  * This routine should be called by an interface driver when it is
  * finished using @intf and wants to allow it to autosuspend.  A typical
@@ -1214,13 +1215,13 @@ void usb_autopm_put_interface(struct usb_interface *intf)
 {
 	struct usb_device	*udev = interface_to_usbdev(intf);
 
-	mutex_lock_nested(&udev->pm_mutex, udev->level);
-	if (intf->condition != USB_INTERFACE_UNBOUND) {
-		if (--intf->pm_usage_cnt <= 0)
-			schedule_delayed_work(&udev->autosuspend,
-					USB_AUTOSUSPEND_DELAY);
+	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);
 	}
-	mutex_unlock(&udev->pm_mutex);
+	usb_pm_unlock(udev);
 	// dev_dbg(&intf->dev, "%s: cnt %d\n",
 	//		__FUNCTION__, intf->pm_usage_cnt);
 }
@@ -1228,7 +1229,7 @@ EXPORT_SYMBOL_GPL(usb_autopm_put_interface);
 
 /**
  * usb_autopm_get_interface - increment a USB interface's PM-usage counter
- * @intf - the usb_interface whose counter should be incremented
+ * @intf: the usb_interface whose counter should be incremented
  *
  * This routine should be called by an interface driver when it wants to
  * use @intf and needs to guarantee that it is not suspended.  In addition,
@@ -1262,7 +1263,7 @@ int usb_autopm_get_interface(struct usb_interface *intf)
 	struct usb_device	*udev = interface_to_usbdev(intf);
 	int			status;
 
-	mutex_lock_nested(&udev->pm_mutex, udev->level);
+	usb_pm_lock(udev);
 	if (intf->condition == USB_INTERFACE_UNBOUND)
 		status = -ENODEV;
 	else {
@@ -1272,7 +1273,7 @@ int usb_autopm_get_interface(struct usb_interface *intf)
 		if (status != 0)
 			--intf->pm_usage_cnt;
 	}
-	mutex_unlock(&udev->pm_mutex);
+	usb_pm_unlock(udev);
 	// dev_dbg(&intf->dev, "%s: status %d cnt %d\n",
 	//		__FUNCTION__, status, intf->pm_usage_cnt);
 	return status;
@@ -1288,10 +1289,10 @@ static int usb_suspend(struct device *dev, pm_message_t message)
 	if (is_usb_device(dev)) {
 		struct usb_device *udev = to_usb_device(dev);
 
-		mutex_lock_nested(&udev->pm_mutex, udev->level);
+		usb_pm_lock(udev);
 		udev->auto_pm = 0;
 		status = usb_suspend_both(udev, message);
-		mutex_unlock(&udev->pm_mutex);
+		usb_pm_unlock(udev);
 	} else
 		status = 0;
 	return status;
@@ -1304,10 +1305,10 @@ static int usb_resume(struct device *dev)
 	if (is_usb_device(dev)) {
 		struct usb_device *udev = to_usb_device(dev);
 
-		mutex_lock_nested(&udev->pm_mutex, udev->level);
+		usb_pm_lock(udev);
 		udev->auto_pm = 0;
 		status = usb_resume_both(udev);
-		mutex_unlock(&udev->pm_mutex);
+		usb_pm_unlock(udev);
 
 		/* Rebind drivers that had no suspend method? */
 	} else
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index e86f62957085..37f9f5e7425d 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -345,7 +345,8 @@ static int rh_call_control (struct usb_hcd *hcd, struct urb *urb)
 	struct usb_ctrlrequest *cmd;
  	u16		typeReq, wValue, wIndex, wLength;
 	u8		*ubuf = urb->transfer_buffer;
-	u8		tbuf [sizeof (struct usb_hub_descriptor)];
+	u8		tbuf [sizeof (struct usb_hub_descriptor)]
+		__attribute__((aligned(4)));
 	const u8	*bufp = tbuf;
 	int		len = 0;
 	int		patch_wakeup = 0;
@@ -835,8 +836,7 @@ void usb_enable_root_hub_irq (struct usb_bus *bus)
 	struct usb_hcd *hcd;
 
 	hcd = container_of (bus, struct usb_hcd, self);
-	if (hcd->driver->hub_irq_enable && !hcd->poll_rh &&
-			hcd->state != HC_STATE_HALT)
+	if (hcd->driver->hub_irq_enable && hcd->state != HC_STATE_HALT)
 		hcd->driver->hub_irq_enable (hcd);
 }
 
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 2a8cb3c2b19c..7676690a0386 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -1779,7 +1779,7 @@ static int remote_wakeup(struct usb_device *udev)
 	 * to the parent hub! */
 
 	usb_lock_device(udev);
-	mutex_lock_nested(&udev->pm_mutex, udev->level);
+	usb_pm_lock(udev);
 	if (udev->state == USB_STATE_SUSPENDED) {
 		dev_dbg(&udev->dev, "usb %sresume\n", "wakeup-");
 		/* TRSMRCY = 10 msec */
@@ -1788,7 +1788,7 @@ static int remote_wakeup(struct usb_device *udev)
 		if (status == 0)
 			udev->dev.power.power_state.event = PM_EVENT_ON;
 	}
-	mutex_unlock(&udev->pm_mutex);
+	usb_pm_unlock(udev);
 
 	if (status == 0)
 		usb_autoresume_device(udev, 0);
diff --git a/drivers/usb/core/inode.c b/drivers/usb/core/inode.c
index df3d152f0493..7c77c2d8d300 100644
--- a/drivers/usb/core/inode.c
+++ b/drivers/usb/core/inode.c
@@ -263,7 +263,7 @@ static struct inode *usbfs_get_inode (struct super_block *sb, int mode, dev_t de
 			inode->i_fop = &simple_dir_operations;
 
 			/* directory inodes start off with i_nlink == 2 (for "." entry) */
-			inode->i_nlink++;
+			inc_nlink(inode);
 			break;
 		}
 	}
@@ -295,7 +295,7 @@ static int usbfs_mkdir (struct inode *dir, struct dentry *dentry, int mode)
 	mode = (mode & (S_IRWXUGO | S_ISVTX)) | S_IFDIR;
 	res = usbfs_mknod (dir, dentry, mode, 0);
 	if (!res)
-		dir->i_nlink++;
+		inc_nlink(dir);
 	return res;
 }
 
@@ -332,7 +332,7 @@ static int usbfs_unlink (struct inode *dir, struct dentry *dentry)
 {
 	struct inode *inode = dentry->d_inode;
 	mutex_lock(&inode->i_mutex);
-	dentry->d_inode->i_nlink--;
+	drop_nlink(dentry->d_inode);
 	dput(dentry);
 	mutex_unlock(&inode->i_mutex);
 	d_delete(dentry);
@@ -347,10 +347,11 @@ static int usbfs_rmdir(struct inode *dir, struct dentry *dentry)
 	mutex_lock(&inode->i_mutex);
 	dentry_unhash(dentry);
 	if (usbfs_empty(dentry)) {
-		dentry->d_inode->i_nlink -= 2;
+		drop_nlink(dentry->d_inode);
+		drop_nlink(dentry->d_inode);
 		dput(dentry);
 		inode->i_flags |= S_DEAD;
-		dir->i_nlink--;
+		drop_nlink(dir);
 		error = 0;
 	}
 	mutex_unlock(&inode->i_mutex);
diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c
index 60ef4ef0101a..e4df9edf1bc0 100644
--- a/drivers/usb/core/usb.c
+++ b/drivers/usb/core/usb.c
@@ -33,6 +33,7 @@
 #include <linux/smp_lock.h>
 #include <linux/usb.h>
 #include <linux/mutex.h>
+#include <linux/workqueue.h>
 
 #include <asm/io.h>
 #include <asm/scatterlist.h>
@@ -47,6 +48,8 @@ const char *usbcore_name = "usbcore";
 
 static int nousb;	/* Disable USB when built into kernel image */
 
+struct workqueue_struct *ksuspend_usb_wq;	/* For autosuspend */
+
 
 /**
  * usb_ifnum_to_if - get the interface object with a given interface number
@@ -170,9 +173,9 @@ static void usb_release_dev(struct device *dev)
 
 	udev = to_usb_device(dev);
 
-#ifdef	CONFIG_PM
+#ifdef	CONFIG_USB_SUSPEND
 	cancel_delayed_work(&udev->autosuspend);
-	flush_scheduled_work();
+	flush_workqueue(ksuspend_usb_wq);
 #endif
 	usb_destroy_configuration(udev);
 	usb_put_hcd(bus_to_hcd(udev->bus));
@@ -184,17 +187,44 @@ static void usb_release_dev(struct device *dev)
 
 #ifdef	CONFIG_PM
 
+static int ksuspend_usb_init(void)
+{
+	ksuspend_usb_wq = create_singlethread_workqueue("ksuspend_usbd");
+	if (!ksuspend_usb_wq)
+		return -ENOMEM;
+	return 0;
+}
+
+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 */
 static void usb_autosuspend_work(void *_udev)
 {
 	struct usb_device	*udev = _udev;
 
-	mutex_lock_nested(&udev->pm_mutex, udev->level);
+	usb_pm_lock(udev);
 	udev->auto_pm = 1;
 	usb_suspend_both(udev, PMSG_SUSPEND);
-	mutex_unlock(&udev->pm_mutex);
+	usb_pm_unlock(udev);
 }
 
+#else
+
+static void usb_autosuspend_work(void *_udev)
+{}
+
 #endif
 
 /**
@@ -976,9 +1006,12 @@ static int __init usb_init(void)
 		return 0;
 	}
 
+	retval = ksuspend_usb_init();
+	if (retval)
+		goto out;
 	retval = bus_register(&usb_bus_type);
 	if (retval) 
-		goto out;
+		goto bus_register_failed;
 	retval = usb_host_init();
 	if (retval)
 		goto host_init_failed;
@@ -1014,6 +1047,8 @@ major_init_failed:
 	usb_host_cleanup();
 host_init_failed:
 	bus_unregister(&usb_bus_type);
+bus_register_failed:
+	ksuspend_usb_cleanup();
 out:
 	return retval;
 }
@@ -1035,6 +1070,7 @@ static void __exit usb_exit(void)
 	usb_hub_cleanup();
 	usb_host_cleanup();
 	bus_unregister(&usb_bus_type);
+	ksuspend_usb_cleanup();
 }
 
 subsys_initcall(usb_init);
diff --git a/drivers/usb/core/usb.h b/drivers/usb/core/usb.h
index 0c09ecced6e1..f69df137ec0e 100644
--- a/drivers/usb/core/usb.h
+++ b/drivers/usb/core/usb.h
@@ -36,6 +36,16 @@ extern int usb_resume_both(struct usb_device *udev);
 extern int usb_port_suspend(struct usb_device *dev);
 extern int usb_port_resume(struct usb_device *dev);
 
+static inline void usb_pm_lock(struct usb_device *udev)
+{
+	mutex_lock_nested(&udev->pm_mutex, udev->level);
+}
+
+static inline void usb_pm_unlock(struct usb_device *udev)
+{
+	mutex_unlock(&udev->pm_mutex);
+}
+
 #else
 
 #define usb_suspend_both(udev, msg)	0
@@ -45,6 +55,8 @@ static inline int usb_resume_both(struct usb_device *udev)
 }
 #define usb_port_suspend(dev)		0
 #define usb_port_resume(dev)		0
+static inline void usb_pm_lock(struct usb_device *udev) {}
+static inline void usb_pm_unlock(struct usb_device *udev) {}
 
 #endif
 
@@ -58,10 +70,15 @@ extern int usb_autoresume_device(struct usb_device *udev, int inc_busy_cnt);
 #else
 
 #define usb_autosuspend_device(udev, dec_busy_cnt)	do {} while (0)
-#define usb_autoresume_device(udev, inc_busy_cnt)	0
+static inline int usb_autoresume_device(struct usb_device *udev,
+		int inc_busy_cnt)
+{
+	return 0;
+}
 
 #endif
 
+extern struct workqueue_struct *ksuspend_usb_wq;
 extern struct bus_type usb_bus_type;
 extern struct usb_device_driver usb_generic_driver;
 
diff --git a/drivers/usb/gadget/at91_udc.c b/drivers/usb/gadget/at91_udc.c
index d00958a01cfb..77beba485a84 100644
--- a/drivers/usb/gadget/at91_udc.c
+++ b/drivers/usb/gadget/at91_udc.c
@@ -1658,7 +1658,7 @@ static int __devinit at91udc_probe(struct platform_device *pdev)
 		return -ENODEV;
 	}
 
-	if (!request_mem_region(AT91_BASE_UDP, SZ_16K, driver_name)) {
+	if (!request_mem_region(AT91RM9200_BASE_UDP, SZ_16K, driver_name)) {
 		DBG("someone's using UDC memory\n");
 		return -EBUSY;
 	}
@@ -1720,7 +1720,7 @@ static int __devinit at91udc_probe(struct platform_device *pdev)
 fail1:
 	device_unregister(&udc->gadget.dev);
 fail0:
-	release_mem_region(AT91_BASE_UDP, SZ_16K);
+	release_mem_region(AT91RM9200_BASE_UDP, SZ_16K);
 	DBG("%s probe failed, %d\n", driver_name, retval);
 	return retval;
 }
@@ -1742,7 +1742,7 @@ static int __devexit at91udc_remove(struct platform_device *pdev)
 		free_irq(udc->board.vbus_pin, udc);
 	free_irq(udc->udp_irq, udc);
 	device_unregister(&udc->gadget.dev);
-	release_mem_region(AT91_BASE_UDP, SZ_16K);
+	release_mem_region(AT91RM9200_BASE_UDP, SZ_16K);
 
 	clk_put(udc->iclk);
 	clk_put(udc->fclk);
diff --git a/drivers/usb/gadget/dummy_hcd.c b/drivers/usb/gadget/dummy_hcd.c
index fdab97a27c08..4d2946e540cf 100644
--- a/drivers/usb/gadget/dummy_hcd.c
+++ b/drivers/usb/gadget/dummy_hcd.c
@@ -816,15 +816,14 @@ usb_gadget_register_driver (struct usb_gadget_driver *driver)
 	dum->gadget.dev.driver = &driver->driver;
 	dev_dbg (udc_dev(dum), "binding gadget driver '%s'\n",
 			driver->driver.name);
-	if ((retval = driver->bind (&dum->gadget)) != 0) {
-		dum->driver = NULL;
-		dum->gadget.dev.driver = NULL;
-		return retval;
-	}
+	if ((retval = driver->bind (&dum->gadget)) != 0)
+		goto err_bind_gadget;
 
 	driver->driver.bus = dum->gadget.dev.parent->bus;
-	driver_register (&driver->driver);
-	device_bind_driver (&dum->gadget.dev);
+	if ((retval = driver_register (&driver->driver)) != 0)
+		goto err_register;
+	if ((retval = device_bind_driver (&dum->gadget.dev)) != 0)
+		goto err_bind_driver;
 
 	/* khubd will enumerate this in a while */
 	spin_lock_irq (&dum->lock);
@@ -834,6 +833,19 @@ usb_gadget_register_driver (struct usb_gadget_driver *driver)
 
 	usb_hcd_poll_rh_status (dummy_to_hcd (dum));
 	return 0;
+
+err_bind_driver:
+	driver_unregister (&driver->driver);
+err_register:
+	driver->unbind (&dum->gadget);
+	spin_lock_irq (&dum->lock);
+	dum->pullup = 0;
+	set_link_state (dum);
+	spin_unlock_irq (&dum->lock);
+err_bind_gadget:
+	dum->driver = NULL;
+	dum->gadget.dev.driver = NULL;
+	return retval;
 }
 EXPORT_SYMBOL (usb_gadget_register_driver);
 
@@ -916,7 +928,9 @@ static int dummy_udc_probe (struct platform_device *pdev)
 	usb_get_hcd (dummy_to_hcd (dum));
 
 	platform_set_drvdata (pdev, dum);
-	device_create_file (&dum->gadget.dev, &dev_attr_function);
+	rc = device_create_file (&dum->gadget.dev, &dev_attr_function);
+	if (rc < 0)
+		device_unregister (&dum->gadget.dev);
 	return rc;
 }
 
@@ -1864,8 +1878,7 @@ static int dummy_start (struct usb_hcd *hcd)
 #endif
 
 	/* FIXME 'urbs' should be a per-device thing, maybe in usbcore */
-	device_create_file (dummy_dev(dum), &dev_attr_urbs);
-	return 0;
+	return device_create_file (dummy_dev(dum), &dev_attr_urbs);
 }
 
 static void dummy_stop (struct usb_hcd *hcd)
diff --git a/drivers/usb/gadget/file_storage.c b/drivers/usb/gadget/file_storage.c
index 8d7f1e84cd7b..c83d3b6c68f2 100644
--- a/drivers/usb/gadget/file_storage.c
+++ b/drivers/usb/gadget/file_storage.c
@@ -567,6 +567,7 @@ struct lun {
 	unsigned int	ro : 1;
 	unsigned int	prevent_medium_removal : 1;
 	unsigned int	registered : 1;
+	unsigned int	info_valid : 1;
 
 	u32		sense_data;
 	u32		sense_data_info;
@@ -1656,6 +1657,7 @@ static int do_read(struct fsg_dev *fsg)
 			curlun->sense_data =
 					SS_LOGICAL_BLOCK_ADDRESS_OUT_OF_RANGE;
 			curlun->sense_data_info = file_offset >> 9;
+			curlun->info_valid = 1;
 			bh->inreq->length = 0;
 			bh->state = BUF_STATE_FULL;
 			break;
@@ -1691,6 +1693,7 @@ static int do_read(struct fsg_dev *fsg)
 		if (nread < amount) {
 			curlun->sense_data = SS_UNRECOVERED_READ_ERROR;
 			curlun->sense_data_info = file_offset >> 9;
+			curlun->info_valid = 1;
 			break;
 		}
 
@@ -1785,6 +1788,7 @@ static int do_write(struct fsg_dev *fsg)
 				curlun->sense_data =
 					SS_LOGICAL_BLOCK_ADDRESS_OUT_OF_RANGE;
 				curlun->sense_data_info = usb_offset >> 9;
+				curlun->info_valid = 1;
 				continue;
 			}
 			amount -= (amount & 511);
@@ -1827,6 +1831,7 @@ static int do_write(struct fsg_dev *fsg)
 			if (bh->outreq->status != 0) {
 				curlun->sense_data = SS_COMMUNICATION_FAILURE;
 				curlun->sense_data_info = file_offset >> 9;
+				curlun->info_valid = 1;
 				break;
 			}
 
@@ -1868,6 +1873,7 @@ static int do_write(struct fsg_dev *fsg)
 			if (nwritten < amount) {
 				curlun->sense_data = SS_WRITE_ERROR;
 				curlun->sense_data_info = file_offset >> 9;
+				curlun->info_valid = 1;
 				break;
 			}
 
@@ -2010,6 +2016,7 @@ static int do_verify(struct fsg_dev *fsg)
 			curlun->sense_data =
 					SS_LOGICAL_BLOCK_ADDRESS_OUT_OF_RANGE;
 			curlun->sense_data_info = file_offset >> 9;
+			curlun->info_valid = 1;
 			break;
 		}
 
@@ -2036,6 +2043,7 @@ static int do_verify(struct fsg_dev *fsg)
 		if (nread == 0) {
 			curlun->sense_data = SS_UNRECOVERED_READ_ERROR;
 			curlun->sense_data_info = file_offset >> 9;
+			curlun->info_valid = 1;
 			break;
 		}
 		file_offset += nread;
@@ -2079,6 +2087,7 @@ static int do_request_sense(struct fsg_dev *fsg, struct fsg_buffhd *bh)
 	struct lun	*curlun = fsg->curlun;
 	u8		*buf = (u8 *) bh->buf;
 	u32		sd, sdinfo;
+	int		valid;
 
 	/*
 	 * From the SCSI-2 spec., section 7.9 (Unit attention condition):
@@ -2106,15 +2115,18 @@ static int do_request_sense(struct fsg_dev *fsg, struct fsg_buffhd *bh)
 		fsg->bad_lun_okay = 1;
 		sd = SS_LOGICAL_UNIT_NOT_SUPPORTED;
 		sdinfo = 0;
+		valid = 0;
 	} else {
 		sd = curlun->sense_data;
 		sdinfo = curlun->sense_data_info;
+		valid = curlun->info_valid << 7;
 		curlun->sense_data = SS_NO_SENSE;
 		curlun->sense_data_info = 0;
+		curlun->info_valid = 0;
 	}
 
 	memset(buf, 0, 18);
-	buf[0] = 0x80 | 0x70;			// Valid, current error
+	buf[0] = valid | 0x70;			// Valid, current error
 	buf[2] = SK(sd);
 	put_be32(&buf[3], sdinfo);		// Sense information
 	buf[7] = 18 - 8;			// Additional sense length
@@ -2703,6 +2715,7 @@ static int check_command(struct fsg_dev *fsg, int cmnd_size,
 		if (fsg->cmnd[0] != SC_REQUEST_SENSE) {
 			curlun->sense_data = SS_NO_SENSE;
 			curlun->sense_data_info = 0;
+			curlun->info_valid = 0;
 		}
 	} else {
 		fsg->curlun = curlun = NULL;
@@ -3332,6 +3345,7 @@ static void handle_exception(struct fsg_dev *fsg)
 			curlun->sense_data = curlun->unit_attention_data =
 					SS_NO_SENSE;
 			curlun->sense_data_info = 0;
+			curlun->info_valid = 0;
 		}
 		fsg->state = FSG_STATE_IDLE;
 	}
@@ -3873,21 +3887,26 @@ static int __init fsg_bind(struct usb_gadget *gadget)
 	for (i = 0; i < fsg->nluns; ++i) {
 		curlun = &fsg->luns[i];
 		curlun->ro = mod_data.ro[i];
+		curlun->dev.release = lun_release;
 		curlun->dev.parent = &gadget->dev;
 		curlun->dev.driver = &fsg_driver.driver;
 		dev_set_drvdata(&curlun->dev, fsg);
 		snprintf(curlun->dev.bus_id, BUS_ID_SIZE,
 				"%s-lun%d", gadget->dev.bus_id, i);
 
-		if ((rc = device_register(&curlun->dev)) != 0)
+		if ((rc = device_register(&curlun->dev)) != 0) {
 			INFO(fsg, "failed to register LUN%d: %d\n", i, rc);
-		else {
-			curlun->registered = 1;
-			curlun->dev.release = lun_release;
-			device_create_file(&curlun->dev, &dev_attr_ro);
-			device_create_file(&curlun->dev, &dev_attr_file);
-			kref_get(&fsg->ref);
+			goto out;
+		}
+		if ((rc = device_create_file(&curlun->dev,
+					&dev_attr_ro)) != 0 ||
+				(rc = device_create_file(&curlun->dev,
+					&dev_attr_file)) != 0) {
+			device_unregister(&curlun->dev);
+			goto out;
 		}
+		curlun->registered = 1;
+		kref_get(&fsg->ref);
 
 		if (mod_data.file[i] && *mod_data.file[i]) {
 			if ((rc = open_backing_file(curlun,
diff --git a/drivers/usb/gadget/inode.c b/drivers/usb/gadget/inode.c
index 4655522a08d9..86924f9cdd7e 100644
--- a/drivers/usb/gadget/inode.c
+++ b/drivers/usb/gadget/inode.c
@@ -342,7 +342,7 @@ fail:
 static ssize_t
 ep_io (struct ep_data *epdata, void *buf, unsigned len)
 {
-	DECLARE_COMPLETION (done);
+	DECLARE_COMPLETION_ONSTACK (done);
 	int value;
 
 	spin_lock_irq (&epdata->dev->lock);
@@ -533,7 +533,8 @@ struct kiocb_priv {
 	struct usb_request	*req;
 	struct ep_data		*epdata;
 	void			*buf;
-	char __user		*ubuf;		/* NULL for writes */
+	const struct iovec	*iv;
+	unsigned long		nr_segs;
 	unsigned		actual;
 };
 
@@ -561,17 +562,32 @@ static int ep_aio_cancel(struct kiocb *iocb, struct io_event *e)
 static ssize_t ep_aio_read_retry(struct kiocb *iocb)
 {
 	struct kiocb_priv	*priv = iocb->private;
-	ssize_t			status = priv->actual;
-
-	/* we "retry" to get the right mm context for this: */
-	status = copy_to_user(priv->ubuf, priv->buf, priv->actual);
-	if (unlikely(0 != status))
-		status = -EFAULT;
-	else
-		status = priv->actual;
-	kfree(priv->buf);
-	kfree(priv);
-	return status;
+	ssize_t			len, total;
+	int			i;
+
+  	/* we "retry" to get the right mm context for this: */
+
+ 	/* copy stuff into user buffers */
+ 	total = priv->actual;
+ 	len = 0;
+ 	for (i=0; i < priv->nr_segs; i++) {
+ 		ssize_t this = min((ssize_t)(priv->iv[i].iov_len), total);
+
+ 		if (copy_to_user(priv->iv[i].iov_base, priv->buf, this)) {
+ 			if (len == 0)
+ 				len = -EFAULT;
+ 			break;
+ 		}
+
+ 		total -= this;
+ 		len += this;
+ 		if (total == 0)
+ 			break;
+ 	}
+  	kfree(priv->buf);
+  	kfree(priv);
+  	aio_put_req(iocb);
+ 	return len;
 }
 
 static void ep_aio_complete(struct usb_ep *ep, struct usb_request *req)
@@ -584,7 +600,7 @@ static void ep_aio_complete(struct usb_ep *ep, struct usb_request *req)
 	spin_lock(&epdata->dev->lock);
 	priv->req = NULL;
 	priv->epdata = NULL;
-	if (priv->ubuf == NULL
+	if (priv->iv == NULL
 			|| unlikely(req->actual == 0)
 			|| unlikely(kiocbIsCancelled(iocb))) {
 		kfree(req->buf);
@@ -619,7 +635,8 @@ ep_aio_rwtail(
 	char		*buf,
 	size_t		len,
 	struct ep_data	*epdata,
-	char __user	*ubuf
+	const struct iovec *iv,
+	unsigned long 	nr_segs
 )
 {
 	struct kiocb_priv	*priv;
@@ -634,7 +651,8 @@ fail:
 		return value;
 	}
 	iocb->private = priv;
-	priv->ubuf = ubuf;
+	priv->iv = iv;
+	priv->nr_segs = nr_segs;
 
 	value = get_ready_ep(iocb->ki_filp->f_flags, epdata);
 	if (unlikely(value < 0)) {
@@ -674,41 +692,53 @@ fail:
 		kfree(priv);
 		put_ep(epdata);
 	} else
-		value = (ubuf ? -EIOCBRETRY : -EIOCBQUEUED);
+		value = (iv ? -EIOCBRETRY : -EIOCBQUEUED);
 	return value;
 }
 
 static ssize_t
-ep_aio_read(struct kiocb *iocb, char __user *ubuf, size_t len, loff_t o)
+ep_aio_read(struct kiocb *iocb, const struct iovec *iov,
+		unsigned long nr_segs, loff_t o)
 {
 	struct ep_data		*epdata = iocb->ki_filp->private_data;
 	char			*buf;
 
 	if (unlikely(epdata->desc.bEndpointAddress & USB_DIR_IN))
 		return -EINVAL;
-	buf = kmalloc(len, GFP_KERNEL);
+
+	buf = kmalloc(iocb->ki_left, GFP_KERNEL);
 	if (unlikely(!buf))
 		return -ENOMEM;
+
 	iocb->ki_retry = ep_aio_read_retry;
-	return ep_aio_rwtail(iocb, buf, len, epdata, ubuf);
+	return ep_aio_rwtail(iocb, buf, iocb->ki_left, epdata, iov, nr_segs);
 }
 
 static ssize_t
-ep_aio_write(struct kiocb *iocb, const char __user *ubuf, size_t len, loff_t o)
+ep_aio_write(struct kiocb *iocb, const struct iovec *iov,
+		unsigned long nr_segs, loff_t o)
 {
 	struct ep_data		*epdata = iocb->ki_filp->private_data;
 	char			*buf;
+	size_t			len = 0;
+	int			i = 0;
 
 	if (unlikely(!(epdata->desc.bEndpointAddress & USB_DIR_IN)))
 		return -EINVAL;
-	buf = kmalloc(len, GFP_KERNEL);
+
+	buf = kmalloc(iocb->ki_left, GFP_KERNEL);
 	if (unlikely(!buf))
 		return -ENOMEM;
-	if (unlikely(copy_from_user(buf, ubuf, len) != 0)) {
-		kfree(buf);
-		return -EFAULT;
+
+	for (i=0; i < nr_segs; i++) {
+		if (unlikely(copy_from_user(&buf[len], iov[i].iov_base,
+				iov[i].iov_len) != 0)) {
+			kfree(buf);
+			return -EFAULT;
+		}
+		len += iov[i].iov_len;
 	}
-	return ep_aio_rwtail(iocb, buf, len, epdata, NULL);
+	return ep_aio_rwtail(iocb, buf, len, epdata, NULL, 0);
 }
 
 /*----------------------------------------------------------------------*/
diff --git a/drivers/usb/gadget/omap_udc.c b/drivers/usb/gadget/omap_udc.c
index 0a64504c2545..8c18df869833 100644
--- a/drivers/usb/gadget/omap_udc.c
+++ b/drivers/usb/gadget/omap_udc.c
@@ -2869,7 +2869,7 @@ cleanup0:
 
 static int __exit omap_udc_remove(struct platform_device *pdev)
 {
-	DECLARE_COMPLETION(done);
+	DECLARE_COMPLETION_ONSTACK(done);
 
 	if (!udc)
 		return -ENODEV;
diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index 1027aa04583d..d1d68c402251 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -715,17 +715,8 @@ static irqreturn_t ohci_irq (struct usb_hcd *hcd, struct pt_regs *ptregs)
 		return IRQ_NOTMINE;
 	}
 
-	/* 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.  Poll by timer
-	 * til it's fully debounced and the difference won't matter.
-	 */
 	if (ints & OHCI_INTR_RHSC) {
 		ohci_vdbg (ohci, "rhsc\n");
-		ohci_writel (ohci, OHCI_INTR_RHSC, &regs->intrdisable);
-		hcd->poll_rh = 1;
 		ohci->next_statechange = jiffies + STATECHANGE_DELAY;
 		ohci_writel (ohci, OHCI_INTR_RHSC, &regs->intrstatus);
 		usb_hcd_poll_rh_status(hcd);
@@ -743,13 +734,18 @@ static irqreturn_t ohci_irq (struct usb_hcd *hcd, struct pt_regs *ptregs)
 	if (ints & OHCI_INTR_RD) {
 		ohci_vdbg (ohci, "resume detect\n");
 		ohci_writel (ohci, OHCI_INTR_RD, &regs->intrstatus);
-		if (hcd->state != HC_STATE_QUIESCING)
+		hcd->poll_rh = 1;
+		if (ohci->autostop) {
+			spin_lock (&ohci->lock);
+			ohci_rh_resume (ohci);
+			spin_unlock (&ohci->lock);
+		} else
 			usb_hcd_resume_root_hub(hcd);
 	}
 
 	if (ints & OHCI_INTR_WDH) {
 		if (HC_IS_RUNNING(hcd->state))
-			ohci_writel (ohci, OHCI_INTR_WDH, &regs->intrdisable);	
+			ohci_writel (ohci, OHCI_INTR_WDH, &regs->intrdisable);
 		spin_lock (&ohci->lock);
 		dl_done_list (ohci, ptregs);
 		spin_unlock (&ohci->lock);
diff --git a/drivers/usb/host/ohci-hub.c b/drivers/usb/host/ohci-hub.c
index 0b899339cac8..ec75774abeac 100644
--- a/drivers/usb/host/ohci-hub.c
+++ b/drivers/usb/host/ohci-hub.c
@@ -44,27 +44,17 @@ static void ohci_rhsc_enable (struct usb_hcd *hcd)
 	ohci_writel (ohci, OHCI_INTR_RHSC, &ohci->regs->intrenable);
 }
 
-#ifdef	CONFIG_PM
-
 #define OHCI_SCHED_ENABLES \
 	(OHCI_CTRL_CLE|OHCI_CTRL_BLE|OHCI_CTRL_PLE|OHCI_CTRL_IE)
 
 static void dl_done_list (struct ohci_hcd *, struct pt_regs *);
 static void finish_unlinks (struct ohci_hcd *, u16 , struct pt_regs *);
-static int ohci_restart (struct ohci_hcd *ohci);
 
-static int ohci_bus_suspend (struct usb_hcd *hcd)
+static int ohci_rh_suspend (struct ohci_hcd *ohci, int autostop)
+__releases(ohci->lock)
+__acquires(ohci->lock)
 {
-	struct ohci_hcd		*ohci = hcd_to_ohci (hcd);
 	int			status = 0;
-	unsigned long		flags;
-
-	spin_lock_irqsave (&ohci->lock, flags);
-
-	if (unlikely(!test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags))) {
-		spin_unlock_irqrestore (&ohci->lock, flags);
-		return -ESHUTDOWN;
-	}
 
 	ohci->hc_control = ohci_readl (ohci, &ohci->regs->control);
 	switch (ohci->hc_control & OHCI_CTRL_HCFS) {
@@ -80,15 +70,16 @@ static int ohci_bus_suspend (struct usb_hcd *hcd)
 		ohci_dbg (ohci, "needs reinit!\n");
 		goto done;
 	case OHCI_USB_SUSPEND:
-		ohci_dbg (ohci, "already suspended\n");
-		goto done;
+		if (!ohci->autostop) {
+			ohci_dbg (ohci, "already suspended\n");
+			goto done;
+		}
 	}
-	ohci_dbg (ohci, "suspend root hub\n");
+	ohci_dbg (ohci, "%s root hub\n",
+			autostop ? "auto-stop" : "suspend");
 
 	/* First stop any processing */
-	if (ohci->hc_control & OHCI_SCHED_ENABLES) {
-		int		limit;
-
+	if (!autostop && (ohci->hc_control & OHCI_SCHED_ENABLES)) {
 		ohci->hc_control &= ~OHCI_SCHED_ENABLES;
 		ohci_writel (ohci, ohci->hc_control, &ohci->regs->control);
 		ohci->hc_control = ohci_readl (ohci, &ohci->regs->control);
@@ -98,27 +89,22 @@ static int ohci_bus_suspend (struct usb_hcd *hcd)
 		 * then the last WDH could take 6+ msec
 		 */
 		ohci_dbg (ohci, "stopping schedules ...\n");
-		limit = 2000;
-		while (limit > 0) {
-			udelay (250);
-			limit =- 250;
-			if (ohci_readl (ohci, &ohci->regs->intrstatus)
-					& OHCI_INTR_SF)
-				break;
-		}
-		dl_done_list (ohci, NULL);
-		mdelay (7);
+		ohci->autostop = 0;
+		spin_unlock_irq (&ohci->lock);
+		msleep (8);
+		spin_lock_irq (&ohci->lock);
 	}
 	dl_done_list (ohci, NULL);
 	finish_unlinks (ohci, ohci_frame_no(ohci), NULL);
-	ohci_writel (ohci, ohci_readl (ohci, &ohci->regs->intrstatus),
-			&ohci->regs->intrstatus);
 
 	/* maybe resume can wake root hub */
-	if (device_may_wakeup(&ohci_to_hcd(ohci)->self.root_hub->dev))
+	if (device_may_wakeup(&ohci_to_hcd(ohci)->self.root_hub->dev) ||
+			autostop)
 		ohci->hc_control |= OHCI_CTRL_RWE;
-	else
+	else {
+		ohci_writel (ohci, OHCI_INTR_RHSC, &ohci->regs->intrdisable);
 		ohci->hc_control &= ~OHCI_CTRL_RWE;
+	}
 
 	/* Suspend hub ... this is the "global (to this bus) suspend" mode,
 	 * which doesn't imply ports will first be individually suspended.
@@ -129,13 +115,12 @@ static int ohci_bus_suspend (struct usb_hcd *hcd)
 	(void) ohci_readl (ohci, &ohci->regs->control);
 
 	/* no resumes until devices finish suspending */
-	ohci->next_statechange = jiffies + msecs_to_jiffies (5);
-
-	/* no timer polling */
-	hcd->poll_rh = 0;
+	if (!autostop) {
+		ohci->next_statechange = jiffies + msecs_to_jiffies (5);
+		ohci->autostop = 0;
+	}
 
 done:
-	spin_unlock_irqrestore (&ohci->lock, flags);
 	return status;
 }
 
@@ -147,25 +132,19 @@ 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_bus_resume (struct usb_hcd *hcd)
+static int ohci_rh_resume (struct ohci_hcd *ohci)
+__releases(ohci->lock)
+__acquires(ohci->lock)
 {
-	struct ohci_hcd		*ohci = hcd_to_ohci (hcd);
+	struct usb_hcd		*hcd = ohci_to_hcd (ohci);
 	u32			temp, enables;
 	int			status = -EINPROGRESS;
-	unsigned long		flags;
-
-	if (time_before (jiffies, ohci->next_statechange))
-		msleep(5);
-
-	spin_lock_irqsave (&ohci->lock, flags);
-
-	if (unlikely(!test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags))) {
-		spin_unlock_irqrestore (&ohci->lock, flags);
-		return -ESHUTDOWN;
-	}
-
+	int			autostopped = ohci->autostop;
 
+	ohci->autostop = 0;
 	ohci->hc_control = ohci_readl (ohci, &ohci->regs->control);
 
 	if (ohci->hc_control & (OHCI_CTRL_IR | OHCI_SCHED_ENABLES)) {
@@ -185,7 +164,8 @@ static int ohci_bus_resume (struct usb_hcd *hcd)
 		ohci->hc_control |= OHCI_USB_RESUME;
 		ohci_writel (ohci, ohci->hc_control, &ohci->regs->control);
 		(void) ohci_readl (ohci, &ohci->regs->control);
-		ohci_dbg (ohci, "resume root hub\n");
+		ohci_dbg (ohci, "%s root hub\n",
+				autostopped ? "auto-start" : "resume");
 		break;
 	case OHCI_USB_RESUME:
 		/* HCFS changes sometime after INTR_RD */
@@ -200,16 +180,24 @@ static int ohci_bus_resume (struct usb_hcd *hcd)
 		ohci_dbg (ohci, "lost power\n");
 		status = -EBUSY;
 	}
-	spin_unlock_irqrestore (&ohci->lock, flags);
+#ifdef	CONFIG_PM
 	if (status == -EBUSY) {
-		(void) ohci_init (ohci);
-		return ohci_restart (ohci);
+		if (!autostopped) {
+			spin_unlock_irq (&ohci->lock);
+			(void) ohci_init (ohci);
+			status = ohci_restart (ohci);
+			spin_lock_irq (&ohci->lock);
+		}
+		return status;
 	}
+#endif
 	if (status != -EINPROGRESS)
 		return status;
+	if (autostopped)
+		goto skip_resume;
+	spin_unlock_irq (&ohci->lock);
 
 	temp = ohci->num_ports;
-	enables = 0;
 	while (temp--) {
 		u32 stat = ohci_readl (ohci,
 				       &ohci->regs->roothub.portstatus [temp]);
@@ -242,17 +230,21 @@ static int ohci_bus_resume (struct usb_hcd *hcd)
 	/* Sometimes PCI D3 suspend trashes frame timings ... */
 	periodic_reinit (ohci);
 
+	/* the following code is executed with ohci->lock held and
+	 * irqs disabled if and only if autostopped is true
+	 */
+
+skip_resume:
 	/* interrupts might have been disabled */
 	ohci_writel (ohci, OHCI_INTR_INIT, &ohci->regs->intrenable);
 	if (ohci->ed_rm_list)
 		ohci_writel (ohci, OHCI_INTR_SF, &ohci->regs->intrenable);
-	ohci_writel (ohci, ohci_readl (ohci, &ohci->regs->intrstatus),
-			&ohci->regs->intrstatus);
 
 	/* Then re-enable operations */
 	ohci_writel (ohci, OHCI_USB_OPER, &ohci->regs->control);
 	(void) ohci_readl (ohci, &ohci->regs->control);
-	msleep (3);
+	if (!autostopped)
+		msleep (3);
 
 	temp = ohci->hc_control;
 	temp &= OHCI_CTRL_RWC;
@@ -262,7 +254,11 @@ static int ohci_bus_resume (struct usb_hcd *hcd)
 	(void) ohci_readl (ohci, &ohci->regs->control);
 
 	/* TRSMRCY */
-	msleep (10);
+	if (!autostopped) {
+		msleep (10);
+		spin_lock_irq (&ohci->lock);
+	}
+	/* now ohci->lock is always held and irqs are always disabled */
 
 	/* keep it alive for more than ~5x suspend + resume costs */
 	ohci->next_statechange = jiffies + STATECHANGE_DELAY;
@@ -299,6 +295,45 @@ static int ohci_bus_resume (struct usb_hcd *hcd)
 	return 0;
 }
 
+#ifdef	CONFIG_PM
+
+static int ohci_bus_suspend (struct usb_hcd *hcd)
+{
+	struct ohci_hcd		*ohci = hcd_to_ohci (hcd);
+	int			rc;
+
+	spin_lock_irq (&ohci->lock);
+
+	if (unlikely(!test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags)))
+		rc = -ESHUTDOWN;
+	else
+		rc = ohci_rh_suspend (ohci, 0);
+	spin_unlock_irq (&ohci->lock);
+	return rc;
+}
+
+static int ohci_bus_resume (struct usb_hcd *hcd)
+{
+	struct ohci_hcd		*ohci = hcd_to_ohci (hcd);
+	int			rc;
+
+	if (time_before (jiffies, ohci->next_statechange))
+		msleep(5);
+
+	spin_lock_irq (&ohci->lock);
+
+	if (unlikely(!test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags)))
+		rc = -ESHUTDOWN;
+	else
+		rc = ohci_rh_resume (ohci);
+	spin_unlock_irq (&ohci->lock);
+
+	/* poll until we know a device is connected or we autostop */
+	if (rc == 0)
+		usb_hcd_poll_rh_status(hcd);
+	return rc;
+}
+
 #endif	/* CONFIG_PM */
 
 /*-------------------------------------------------------------------------*/
@@ -310,21 +345,11 @@ 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		can_suspend;
+	int		any_connected = 0, rhsc_enabled = 1;
 	unsigned long	flags;
 
-	can_suspend = device_may_wakeup(&hcd->self.root_hub->dev);
 	spin_lock_irqsave (&ohci->lock, flags);
 
-	/* handle autosuspended root:  finish resuming before
-	 * letting khubd or root hub timer see state changes.
-	 */
-	if (unlikely((ohci->hc_control & OHCI_CTRL_HCFS) != OHCI_USB_OPER
-		     || !HC_IS_RUNNING(hcd->state))) {
-		can_suspend = 0;
-		goto done;
-	}
-
 	/* undocumented erratum seen on at least rev D */
 	if ((ohci->flags & OHCI_QUIRK_AMD756)
 			&& (roothub_a (ohci) & RH_A_NDP) > MAX_ROOT_PORTS) {
@@ -348,9 +373,8 @@ ohci_hub_status_data (struct usb_hcd *hcd, char *buf)
 	for (i = 0; i < ohci->num_ports; i++) {
 		u32	status = roothub_portstatus (ohci, i);
 
-		/* can't autosuspend with active ports */
-		if ((status & RH_PS_PES) && !(status & RH_PS_PSS))
-			can_suspend = 0;
+		/* can't autostop if ports are connected */
+		any_connected |= (status & RH_PS_CCS);
 
 		if (status & (RH_PS_CSC | RH_PS_PESC | RH_PS_PSSC
 				| RH_PS_OCIC | RH_PS_PRSC)) {
@@ -359,49 +383,73 @@ ohci_hub_status_data (struct usb_hcd *hcd, char *buf)
 			    buf [0] |= 1 << (i + 1);
 			else
 			    buf [1] |= 1 << (i - 7);
-			continue;
 		}
 	}
 
-	/* after root hub changes, stop polling after debouncing
-	 * for a while and maybe kicking in autosuspend
+	/* 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 (changed) {
-		ohci->next_statechange = jiffies + STATECHANGE_DELAY;
-		can_suspend = 0;
-	} else if (time_before (jiffies, ohci->next_statechange)) {
-		can_suspend = 0;
-	} else {
-#ifdef	CONFIG_PM
-		can_suspend = can_suspend
-			&& !ohci->ed_rm_list
-			&& ((OHCI_CTRL_HCFS | OHCI_SCHED_ENABLES)
-					& ohci->hc_control)
-				== OHCI_USB_OPER;
-#endif
-		if (hcd->uses_new_polling) {
+	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;
-			/* use INTR_RHSC iff INTR_RD won't apply */
-			if (!can_suspend)
-				ohci_writel (ohci, OHCI_INTR_RHSC,
-						&ohci->regs->intrenable);
 		}
+		break;
 	}
 
 done:
 	spin_unlock_irqrestore (&ohci->lock, flags);
 
-#ifdef	CONFIG_PM
-	/* save power by autosuspending idle root hubs;
-	 * INTR_RD wakes us when there's work
-	 */
-	if (can_suspend && usb_trylock_device (hcd->self.root_hub) == 0) {
-		ohci_vdbg (ohci, "autosuspend\n");
-		(void) ohci_bus_suspend (hcd);
-		usb_unlock_device (hcd->self.root_hub);
-	}
-#endif
-
 	return changed ? length : 0;
 }
 
@@ -572,9 +620,6 @@ static int ohci_hub_control (
 			break;
 		case USB_PORT_FEAT_SUSPEND:
 			temp = RH_PS_POCI;
-			if ((ohci->hc_control & OHCI_CTRL_HCFS)
-					!= OHCI_USB_OPER)
-				usb_hcd_resume_root_hub(hcd);
 			break;
 		case USB_PORT_FEAT_C_SUSPEND:
 			temp = RH_PS_PSSC;
diff --git a/drivers/usb/host/ohci-pci.c b/drivers/usb/host/ohci-pci.c
index 3732db7d68eb..874418552789 100644
--- a/drivers/usb/host/ohci-pci.c
+++ b/drivers/usb/host/ohci-pci.c
@@ -73,13 +73,14 @@ ohci_pci_start (struct usb_hcd *hcd)
 		else if (pdev->vendor == PCI_VENDOR_ID_NS) {
 			struct pci_dev	*b;
 
-			b  = pci_find_slot (pdev->bus->number,
+			b  = pci_get_slot (pdev->bus,
 					PCI_DEVFN (PCI_SLOT (pdev->devfn), 1));
 			if (b && b->device == PCI_DEVICE_ID_NS_87560_LIO
 					&& b->vendor == PCI_VENDOR_ID_NS) {
 				ohci->flags |= OHCI_QUIRK_SUPERIO;
 				ohci_dbg (ohci, "Using NSC SuperIO setup\n");
 			}
+			pci_dev_put(b);
 		}
 
 		/* Check for Compaq's ZFMicro chipset, which needs short 
diff --git a/drivers/usb/host/ohci.h b/drivers/usb/host/ohci.h
index 93fdc3c35341..a2f42a2f47c6 100644
--- a/drivers/usb/host/ohci.h
+++ b/drivers/usb/host/ohci.h
@@ -388,6 +388,7 @@ struct ohci_hcd {
 	u32 			hc_control;	/* copy of hc control reg */
 	unsigned long		next_statechange;	/* suspend/resume */
 	u32			fminterval;		/* saved register */
+	unsigned		autostop:1;	/* rh auto stopping/stopped */
 
 	unsigned long		flags;		/* for HC bugs */
 #define	OHCI_QUIRK_AMD756	0x01			/* erratum #4 */
diff --git a/drivers/usb/image/microtek.c b/drivers/usb/image/microtek.c
index b2bafc37c414..5f861331932a 100644
--- a/drivers/usb/image/microtek.c
+++ b/drivers/usb/image/microtek.c
@@ -225,7 +225,7 @@ static inline void mts_debug_dump(struct mts_desc* desc) {
 }
 
 
-static inline void mts_show_command(Scsi_Cmnd *srb)
+static inline void mts_show_command(struct scsi_cmnd *srb)
 {
 	char *what = NULL;
 
@@ -309,7 +309,7 @@ static inline void mts_show_command(Scsi_Cmnd *srb)
 
 #else
 
-static inline void mts_show_command(Scsi_Cmnd * dummy)
+static inline void mts_show_command(struct scsi_cmnd * dummy)
 {
 }
 
@@ -338,7 +338,7 @@ static int mts_slave_configure (struct scsi_device *s)
 	return 0;
 }
 
-static int mts_scsi_abort (Scsi_Cmnd *srb)
+static int mts_scsi_abort(struct scsi_cmnd *srb)
 {
 	struct mts_desc* desc = (struct mts_desc*)(srb->device->host->hostdata[0]);
 
@@ -349,7 +349,7 @@ static int mts_scsi_abort (Scsi_Cmnd *srb)
 	return FAILED;
 }
 
-static int mts_scsi_host_reset (Scsi_Cmnd *srb)
+static int mts_scsi_host_reset(struct scsi_cmnd *srb)
 {
 	struct mts_desc* desc = (struct mts_desc*)(srb->device->host->hostdata[0]);
 	int result, rc;
@@ -366,8 +366,8 @@ static int mts_scsi_host_reset (Scsi_Cmnd *srb)
 	return result ? FAILED : SUCCESS;
 }
 
-static
-int mts_scsi_queuecommand (Scsi_Cmnd *srb, mts_scsi_cmnd_callback callback );
+static int
+mts_scsi_queuecommand(struct scsi_cmnd *srb, mts_scsi_cmnd_callback callback);
 
 static void mts_transfer_cleanup( struct urb *transfer );
 static void mts_do_sg(struct urb * transfer, struct pt_regs *regs);
@@ -537,7 +537,7 @@ static const unsigned char mts_direction[256/8] = {
 #define MTS_DIRECTION_IS_IN(x) ((mts_direction[x>>3] >> (x & 7)) & 1)
 
 static void
-mts_build_transfer_context( Scsi_Cmnd *srb, struct mts_desc* desc )
+mts_build_transfer_context(struct scsi_cmnd *srb, struct mts_desc* desc)
 {
 	int pipe;
 	struct scatterlist * sg;
@@ -588,8 +588,8 @@ mts_build_transfer_context( Scsi_Cmnd *srb, struct mts_desc* desc )
 }
 
 
-static
-int mts_scsi_queuecommand( Scsi_Cmnd *srb, mts_scsi_cmnd_callback callback )
+static int
+mts_scsi_queuecommand(struct scsi_cmnd *srb, mts_scsi_cmnd_callback callback)
 {
 	struct mts_desc* desc = (struct mts_desc*)(srb->device->host->hostdata[0]);
 	int err = 0;
diff --git a/drivers/usb/image/microtek.h b/drivers/usb/image/microtek.h
index 926d4bdc6746..d5d62a939058 100644
--- a/drivers/usb/image/microtek.h
+++ b/drivers/usb/image/microtek.h
@@ -8,14 +8,14 @@
  *
  */
 
-typedef void (*mts_scsi_cmnd_callback)(Scsi_Cmnd *);
+typedef void (*mts_scsi_cmnd_callback)(struct scsi_cmnd *);
 
 
 struct mts_transfer_context
 {
 	struct mts_desc* instance;
 	mts_scsi_cmnd_callback final_callback;
-	Scsi_Cmnd *srb;
+	struct scsi_cmnd *srb;
 	
 	void* data;
 	unsigned data_length;
diff --git a/drivers/usb/input/hid-core.c b/drivers/usb/input/hid-core.c
index 2a3e9e9b4b3d..81b1ea01a172 100644
--- a/drivers/usb/input/hid-core.c
+++ b/drivers/usb/input/hid-core.c
@@ -1600,6 +1600,9 @@ void hid_init_reports(struct hid_device *hid)
 #define USB_VENDOR_ID_ALCOR		0x058f
 #define USB_DEVICE_ID_ALCOR_USBRS232	0x9720
 
+#define USB_VENDOR_ID_SUN		0x0430
+#define USB_DEVICE_ID_RARITAN_KVM_DONGLE	0xcdab
+
 /*
  * Alphabetically sorted blacklist by quirk type.
  */
@@ -1729,6 +1732,7 @@ static const struct hid_blacklist {
 	{ USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_2PORTKVM, HID_QUIRK_NOGET },
 	{ USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_4PORTKVM, HID_QUIRK_NOGET },
 	{ USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_4PORTKVMC, HID_QUIRK_NOGET },
+	{ USB_VENDOR_ID_SUN, USB_DEVICE_ID_RARITAN_KVM_DONGLE, HID_QUIRK_NOGET },
 	{ USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD, HID_QUIRK_NOGET | HID_QUIRK_MULTI_INPUT },
 	{ USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SMARTJOY_DUAL_PLUS, HID_QUIRK_NOGET | HID_QUIRK_MULTI_INPUT },
 
diff --git a/drivers/usb/misc/phidgetkit.c b/drivers/usb/misc/phidgetkit.c
index 9a8d137d39f9..78e419904abf 100644
--- a/drivers/usb/misc/phidgetkit.c
+++ b/drivers/usb/misc/phidgetkit.c
@@ -44,20 +44,25 @@ struct driver_interfacekit {
 	int inputs;
 	int outputs;
 	int has_lcd;
+	int amnesiac;
 };
-#define ifkit(_sensors, _inputs, _outputs, _lcd)			\
-static struct driver_interfacekit ph_##_sensors##_inputs##_outputs = {	\
+
+#define ifkit(_sensors, _inputs, _outputs, _lcd, _amnesiac)		\
+{									\
 	.sensors	= _sensors,					\
 	.inputs		= _inputs,					\
 	.outputs	= _outputs,					\
 	.has_lcd	= _lcd,						\
+	.amnesiac	= _amnesiac					\
 };
-ifkit(0, 0, 4, 0);
-ifkit(8, 8, 8, 0);
-ifkit(0, 4, 7, 1);
-ifkit(8, 8, 4, 0);
-ifkit(0, 8, 8, 1);
-ifkit(0, 16, 16, 0);
+
+static const struct driver_interfacekit ph_004 = ifkit(0, 0, 4, 0, 0);
+static const struct driver_interfacekit ph_888n = ifkit(8, 8, 8, 0, 1);
+static const struct driver_interfacekit ph_888o = ifkit(8, 8, 8, 0, 0);
+static const struct driver_interfacekit ph_047 = ifkit(0, 4, 7, 1, 0);
+static const struct driver_interfacekit ph_884 = ifkit(8, 8, 4, 0, 0);
+static const struct driver_interfacekit ph_088 = ifkit(0, 8, 8, 1, 0);
+static const struct driver_interfacekit ph_01616 = ifkit(0, 16, 16, 0, 0);
 
 static unsigned long device_no;
 
@@ -77,6 +82,7 @@ struct interfacekit {
 	dma_addr_t data_dma;
 
 	struct work_struct do_notify;
+	struct work_struct do_resubmit;
 	unsigned long input_events;
 	unsigned long sensor_events;
 };
@@ -84,8 +90,10 @@ struct interfacekit {
 static struct usb_device_id id_table[] = {
 	{USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_INTERFACEKIT004),
 		.driver_info = (kernel_ulong_t)&ph_004},
-	{USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_INTERFACEKIT888),
-		.driver_info = (kernel_ulong_t)&ph_888},
+	{USB_DEVICE_VER(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_INTERFACEKIT888, 0, 0x814),
+		.driver_info = (kernel_ulong_t)&ph_888o},
+	{USB_DEVICE_VER(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_INTERFACEKIT888, 0x0815, 0xffff),
+		.driver_info = (kernel_ulong_t)&ph_888n},
 	{USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_INTERFACEKIT047),
 		.driver_info = (kernel_ulong_t)&ph_047},
 	{USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_INTERFACEKIT088),
@@ -98,16 +106,11 @@ static struct usb_device_id id_table[] = {
 };
 MODULE_DEVICE_TABLE(usb, id_table);
 
-static int change_outputs(struct interfacekit *kit, int output_num, int enable)
+static int set_outputs(struct interfacekit *kit)
 {
 	u8 *buffer;
 	int retval;
 
-	if (enable)
-		set_bit(output_num, &kit->outputs);
-	else
-		clear_bit(output_num, &kit->outputs);
-
 	buffer = kzalloc(4, GFP_KERNEL);
 	if (!buffer) {
 		dev_err(&kit->udev->dev, "%s - out of memory\n", __FUNCTION__);
@@ -127,6 +130,9 @@ static int change_outputs(struct interfacekit *kit, int output_num, int enable)
 				retval);
 	kfree(buffer);
 
+	if (kit->ifkit->amnesiac)
+		schedule_delayed_work(&kit->do_resubmit, HZ / 2);
+
 	return retval < 0 ? retval : 0;
 }
 
@@ -399,19 +405,29 @@ static void do_notify(void *data)
 	}
 }
 
+static void do_resubmit(void *data)
+{
+	set_outputs(data);
+}
+
 #define show_set_output(value)		\
 static ssize_t set_output##value(struct device *dev,			\
 					struct device_attribute *attr,	\
 					const char *buf, size_t count)	\
 {									\
 	struct interfacekit *kit = dev_get_drvdata(dev);		\
-	int enabled;							\
+	int enable;							\
 	int retval;							\
 									\
-	if (sscanf(buf, "%d", &enabled) < 1)				\
+	if (sscanf(buf, "%d", &enable) < 1)				\
 		return -EINVAL;						\
 									\
-	retval = change_outputs(kit, value - 1, enabled);		\
+	if (enable)							\
+		set_bit(value - 1, &kit->outputs);			\
+	else								\
+		clear_bit(value - 1, &kit->outputs); 			\
+									\
+	retval = set_outputs(kit);					\
 									\
 	return retval ? retval : count;					\
 }									\
@@ -560,6 +576,7 @@ static int interfacekit_probe(struct usb_interface *intf, const struct usb_devic
 	kit->udev = usb_get_dev(dev);
 	kit->intf = intf;
 	INIT_WORK(&kit->do_notify, do_notify, kit);
+	INIT_WORK(&kit->do_resubmit, do_resubmit, kit);
 	usb_fill_int_urb(kit->irq, kit->udev, pipe, kit->data,
 			maxp > URB_INT_SIZE ? URB_INT_SIZE : maxp,
 			interfacekit_irq, kit, endpoint->bInterval);
@@ -663,6 +680,7 @@ static void interfacekit_disconnect(struct usb_interface *interface)
 	usb_buffer_free(kit->udev, URB_INT_SIZE, kit->data, kit->data_dma);
 
 	cancel_delayed_work(&kit->do_notify);
+	cancel_delayed_work(&kit->do_resubmit);
 
 	for (i=0; i<kit->ifkit->outputs; i++)
 		device_remove_file(kit->dev, &dev_output_attrs[i]);
diff --git a/drivers/usb/net/asix.c b/drivers/usb/net/asix.c
index 9b97aa6384c7..9c0eacf7055c 100644
--- a/drivers/usb/net/asix.c
+++ b/drivers/usb/net/asix.c
@@ -1456,6 +1456,10 @@ static const struct usb_device_id	products [] = {
 	USB_DEVICE (0x07d1, 0x3c05),
 	.driver_info = (unsigned long) &ax88772_info,
 }, {
+	// DLink DUB-E100 H/W Ver B1 Alternate
+	USB_DEVICE (0x2001, 0x3c05),
+	.driver_info = (unsigned long) &ax88772_info,
+}, {
 	// Linksys USB1000
 	USB_DEVICE (0x1737, 0x0039),
 	.driver_info = (unsigned long) &ax88178_info,
diff --git a/drivers/usb/net/kaweth.c b/drivers/usb/net/kaweth.c
index def3bb8e2290..544d41fe9b92 100644
--- a/drivers/usb/net/kaweth.c
+++ b/drivers/usb/net/kaweth.c
@@ -165,6 +165,7 @@ static struct usb_device_id usb_klsi_table[] = {
 	{ USB_DEVICE(0x1645, 0x0005) }, /* Entrega E45 */
 	{ USB_DEVICE(0x1645, 0x0008) }, /* Entrega USB Ethernet Adapter */
 	{ USB_DEVICE(0x1645, 0x8005) }, /* PortGear Ethernet Adapter */
+	{ USB_DEVICE(0x1668, 0x0323) }, /* Actiontec USB Ethernet */
 	{ USB_DEVICE(0x2001, 0x4000) }, /* D-link DSB-650C */
 	{} /* Null terminator */
 };
diff --git a/drivers/usb/net/pegasus.c b/drivers/usb/net/pegasus.c
index b8e25af13f02..918cf5a77c08 100644
--- a/drivers/usb/net/pegasus.c
+++ b/drivers/usb/net/pegasus.c
@@ -45,7 +45,7 @@
 /*
  * Version Information
  */
-#define DRIVER_VERSION "v0.6.13 (2005/11/13)"
+#define DRIVER_VERSION "v0.6.14 (2006/09/27)"
 #define DRIVER_AUTHOR "Petko Manolov <petkan@users.sourceforge.net>"
 #define DRIVER_DESC "Pegasus/Pegasus II USB Ethernet driver"
 
@@ -339,7 +339,7 @@ static int read_mii_word(pegasus_t * pegasus, __u8 phy, __u8 indx, __u16 * regd)
 	}
 fail:
 	if (netif_msg_drv(pegasus))
-		dev_warn(&pegasus->intf->dev, "fail %s\n", __FUNCTION__);
+		dev_warn(&pegasus->intf->dev, "%s failed\n", __FUNCTION__);
 
 	return ret;
 }
@@ -376,7 +376,7 @@ static int write_mii_word(pegasus_t * pegasus, __u8 phy, __u8 indx, __u16 regd)
 
 fail:
 	if (netif_msg_drv(pegasus))
-		dev_warn(&pegasus->intf->dev, "fail %s\n", __FUNCTION__);
+		dev_warn(&pegasus->intf->dev, "%s failed\n", __FUNCTION__);
 	return -ETIMEDOUT;
 }
 
@@ -413,7 +413,7 @@ static int read_eprom_word(pegasus_t * pegasus, __u8 index, __u16 * retdata)
 
 fail:
 	if (netif_msg_drv(pegasus))
-		dev_warn(&pegasus->intf->dev, "fail %s\n", __FUNCTION__);
+		dev_warn(&pegasus->intf->dev, "%s failed\n", __FUNCTION__);
 	return -ETIMEDOUT;
 }
 
@@ -461,7 +461,7 @@ static int write_eprom_word(pegasus_t * pegasus, __u8 index, __u16 data)
 		return ret;
 fail:
 	if (netif_msg_drv(pegasus))
-		dev_warn(&pegasus->intf->dev, "fail %s\n", __FUNCTION__);
+		dev_warn(&pegasus->intf->dev, "%s failed\n", __FUNCTION__);
 	return -ETIMEDOUT;
 }
 #endif				/* PEGASUS_WRITE_EEPROM */
@@ -481,8 +481,12 @@ static void set_ethernet_addr(pegasus_t * pegasus)
 {
 	__u8 node_id[6];
 
-	get_node_id(pegasus, node_id);
-	set_registers(pegasus, EthID, sizeof (node_id), node_id);
+	if (pegasus->features & PEGASUS_II) {
+		get_registers(pegasus, 0x10, sizeof(node_id), node_id);
+	} else {
+		get_node_id(pegasus, node_id);
+		set_registers(pegasus, EthID, sizeof (node_id), node_id);
+	}
 	memcpy(pegasus->net->dev_addr, node_id, sizeof (node_id));
 }
 
diff --git a/drivers/usb/serial/cyberjack.c b/drivers/usb/serial/cyberjack.c
index 6286aba86fae..d954ec34b018 100644
--- a/drivers/usb/serial/cyberjack.c
+++ b/drivers/usb/serial/cyberjack.c
@@ -214,14 +214,14 @@ static int cyberjack_write (struct usb_serial_port *port, const unsigned char *b
 		return (0);
 	}
 
-	spin_lock(&port->lock);
+	spin_lock_bh(&port->lock);
 	if (port->write_urb_busy) {
-		spin_unlock(&port->lock);
+		spin_unlock_bh(&port->lock);
 		dbg("%s - already writing", __FUNCTION__);
 		return 0;
 	}
 	port->write_urb_busy = 1;
-	spin_unlock(&port->lock);
+	spin_unlock_bh(&port->lock);
 
 	spin_lock_irqsave(&priv->lock, flags);
 
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 1f7b72553f37..e774a27c6c98 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -344,6 +344,7 @@ static struct usb_device_id id_table_combined [] = {
 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2102_PID) },
 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2103_PID) },
 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2104_PID) },
+	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2106_PID) },
 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2201_1_PID) },
 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2201_2_PID) },
 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2202_1_PID) },
@@ -507,6 +508,9 @@ static struct usb_device_id id_table_combined [] = {
 	{ USB_DEVICE(FTDI_VID, FTDI_THORLABS_PID) },
 	{ USB_DEVICE(TESTO_VID, TESTO_USB_INTERFACE_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_GAMMA_SCOUT_PID) },
+	{ 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) },
 	{ },					/* Optional parameter entry */
 	{ }					/* Terminating entry */
 };
diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h
index 77299996f7ee..f0edb87d2dd5 100644
--- a/drivers/usb/serial/ftdi_sio.h
+++ b/drivers/usb/serial/ftdi_sio.h
@@ -111,6 +111,7 @@
 #define SEALEVEL_2102_PID	0x2102	/* SeaLINK+485 (2102) */
 #define SEALEVEL_2103_PID	0x2103	/* SeaLINK+232I (2103) */
 #define SEALEVEL_2104_PID	0x2104	/* SeaLINK+485I (2104) */
+#define SEALEVEL_2106_PID	0x9020	/* SeaLINK+422 (2106) */
 #define SEALEVEL_2201_1_PID	0x2211	/* SeaPORT+2/232 (2201) Port 1 */
 #define SEALEVEL_2201_2_PID	0x2221	/* SeaPORT+2/232 (2201) Port 2 */
 #define SEALEVEL_2202_1_PID	0x2212	/* SeaPORT+2/485 (2202) Port 1 */
@@ -472,6 +473,15 @@
  */
 #define FTDI_GAMMA_SCOUT_PID		0xD678	/* Gamma Scout online */
 
+/*
+ * Tactrix OpenPort (ECU) devices.
+ * OpenPort 1.3M submitted by Donour Sizemore.
+ * OpenPort 1.3S and 1.3U submitted by Ian Abbott.
+ */
+#define FTDI_TACTRIX_OPENPORT_13M_PID	0xCC48	/* OpenPort 1.3 Mitsubishi */
+#define FTDI_TACTRIX_OPENPORT_13S_PID	0xCC49	/* OpenPort 1.3 Subaru */
+#define FTDI_TACTRIX_OPENPORT_13U_PID	0xCC4A	/* OpenPort 1.3 Universal */
+
 /* Commands */
 #define FTDI_SIO_RESET 		0 /* Reset the port */
 #define FTDI_SIO_MODEM_CTRL 	1 /* Set the modem control register */
diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c
index 172713556393..21cbaa0fb96b 100644
--- a/drivers/usb/serial/generic.c
+++ b/drivers/usb/serial/generic.c
@@ -175,14 +175,14 @@ int usb_serial_generic_write(struct usb_serial_port *port, const unsigned char *
 
 	/* only do something if we have a bulk out endpoint */
 	if (serial->num_bulk_out) {
-		spin_lock(&port->lock);
+		spin_lock_bh(&port->lock);
 		if (port->write_urb_busy) {
-			spin_unlock(&port->lock);
+			spin_unlock_bh(&port->lock);
 			dbg("%s - already writing", __FUNCTION__);
 			return 0;
 		}
 		port->write_urb_busy = 1;
-		spin_unlock(&port->lock);
+		spin_unlock_bh(&port->lock);
 
 		count = (count > port->bulk_out_size) ? port->bulk_out_size : count;
 
diff --git a/drivers/usb/serial/ipaq.c b/drivers/usb/serial/ipaq.c
index bfc6998cd16f..cbc725a6c58e 100644
--- a/drivers/usb/serial/ipaq.c
+++ b/drivers/usb/serial/ipaq.c
@@ -479,6 +479,7 @@ static struct usb_device_id ipaq_id_table [] = {
 	{ USB_DEVICE(0x0BB4, 0x0A9D) }, /* SmartPhone USB Sync */
 	{ USB_DEVICE(0x0BB4, 0x0A9E) }, /* SmartPhone USB Sync */
 	{ USB_DEVICE(0x0BB4, 0x0A9F) }, /* SmartPhone USB Sync */
+	{ USB_DEVICE(0x0BB4, 0x0BCE) }, /* "High Tech Computer Corp" */
 	{ USB_DEVICE(0x0BF8, 0x1001) }, /* Fujitsu Siemens Computers USB Sync */
 	{ USB_DEVICE(0x0C44, 0x03A2) }, /* Motorola iDEN Smartphone */
 	{ USB_DEVICE(0x0C8E, 0x6000) }, /* Cesscom Luxian Series */
diff --git a/drivers/usb/serial/ipw.c b/drivers/usb/serial/ipw.c
index 87306cb6f9f5..812bc213a963 100644
--- a/drivers/usb/serial/ipw.c
+++ b/drivers/usb/serial/ipw.c
@@ -394,14 +394,14 @@ static int ipw_write(struct usb_serial_port *port, const unsigned char *buf, int
 		return 0;
 	}
 
-	spin_lock(&port->lock);
+	spin_lock_bh(&port->lock);
 	if (port->write_urb_busy) {
-		spin_unlock(&port->lock);
+		spin_unlock_bh(&port->lock);
 		dbg("%s - already writing", __FUNCTION__);
 		return 0;
 	}
 	port->write_urb_busy = 1;
-	spin_unlock(&port->lock);
+	spin_unlock_bh(&port->lock);
 
 	count = min(count, port->bulk_out_size);
 	memcpy(port->bulk_out_buffer, buf, count);
diff --git a/drivers/usb/serial/ir-usb.c b/drivers/usb/serial/ir-usb.c
index 1738b0b6a376..1b348df388ed 100644
--- a/drivers/usb/serial/ir-usb.c
+++ b/drivers/usb/serial/ir-usb.c
@@ -342,14 +342,14 @@ static int ir_write (struct usb_serial_port *port, const unsigned char *buf, int
 	if (count == 0)
 		return 0;
 
-	spin_lock(&port->lock);
+	spin_lock_bh(&port->lock);
 	if (port->write_urb_busy) {
-		spin_unlock(&port->lock);
+		spin_unlock_bh(&port->lock);
 		dbg("%s - already writing", __FUNCTION__);
 		return 0;
 	}
 	port->write_urb_busy = 1;
-	spin_unlock(&port->lock);
+	spin_unlock_bh(&port->lock);
 
 	transfer_buffer = port->write_urb->transfer_buffer;
 	transfer_size = min(count, port->bulk_out_size - 1);
diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c
index 49b8dc039d1f..59e777f1e8fd 100644
--- a/drivers/usb/serial/keyspan_pda.c
+++ b/drivers/usb/serial/keyspan_pda.c
@@ -518,13 +518,13 @@ static int keyspan_pda_write(struct usb_serial_port *port,
 	   the TX urb is in-flight (wait until it completes)
 	   the device is full (wait until it says there is room)
 	*/
-	spin_lock(&port->lock);
+	spin_lock_bh(&port->lock);
 	if (port->write_urb_busy || priv->tx_throttled) {
-		spin_unlock(&port->lock);
+		spin_unlock_bh(&port->lock);
 		return 0;
 	}
 	port->write_urb_busy = 1;
-	spin_unlock(&port->lock);
+	spin_unlock_bh(&port->lock);
 
 	/* At this point the URB is in our control, nobody else can submit it
 	   again (the only sudden transition was the one from EINPROGRESS to
diff --git a/drivers/usb/serial/omninet.c b/drivers/usb/serial/omninet.c
index e49f40913c27..a764ff4e326c 100644
--- a/drivers/usb/serial/omninet.c
+++ b/drivers/usb/serial/omninet.c
@@ -256,14 +256,14 @@ static int omninet_write (struct usb_serial_port *port, const unsigned char *buf
 		return (0);
 	}
 
-	spin_lock(&wport->lock);
+	spin_lock_bh(&wport->lock);
 	if (wport->write_urb_busy) {
-		spin_unlock(&wport->lock);
+		spin_unlock_bh(&wport->lock);
 		dbg("%s - already writing", __FUNCTION__);
 		return 0;
 	}
 	wport->write_urb_busy = 1;
-	spin_unlock(&wport->lock);
+	spin_unlock_bh(&wport->lock);
 
 	count = (count > OMNINET_BULKOUTSIZE) ? OMNINET_BULKOUTSIZE : count;
 
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 1036d436ed23..9c18173e33fb 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -82,6 +82,7 @@ static struct usb_device_id id_table [] = {
 	{ USB_DEVICE(DATAPILOT_U2_VENDOR_ID, DATAPILOT_U2_PRODUCT_ID) },
 	{ USB_DEVICE(BELKIN_VENDOR_ID, BELKIN_PRODUCT_ID) },
 	{ USB_DEVICE(ALCOR_VENDOR_ID, ALCOR_PRODUCT_ID) },
+	{ USB_DEVICE(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_ID) },
 	{ }					/* Terminating entry */
 };
 
diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
index 762cc290ef58..65a5039665e7 100644
--- a/drivers/usb/serial/pl2303.h
+++ b/drivers/usb/serial/pl2303.h
@@ -93,3 +93,7 @@
 /* Alcor Micro Corp. USB 2.0 TO RS-232 */
 #define ALCOR_VENDOR_ID		0x058F
 #define ALCOR_PRODUCT_ID	0x9720
+
+/* Huawei E620 UMTS/HSDPA card (ID: 12d1:1001) */
+#define HUAWEI_VENDOR_ID	0x12d1
+#define HUAWEI_PRODUCT_ID	0x1001
diff --git a/drivers/usb/serial/safe_serial.c b/drivers/usb/serial/safe_serial.c
index 789771ecdb11..1e07dfad6853 100644
--- a/drivers/usb/serial/safe_serial.c
+++ b/drivers/usb/serial/safe_serial.c
@@ -298,14 +298,14 @@ static int safe_write (struct usb_serial_port *port, const unsigned char *buf, i
 		dbg ("%s - write request of 0 bytes", __FUNCTION__);
 		return (0);
 	}
-	spin_lock(&port->lock);
+	spin_lock_bh(&port->lock);
 	if (port->write_urb_busy) {
-		spin_unlock(&port->lock);
+		spin_unlock_bh(&port->lock);
 		dbg("%s - already writing", __FUNCTION__);
 		return 0;
 	}
 	port->write_urb_busy = 1;
-	spin_unlock(&port->lock);
+	spin_unlock_bh(&port->lock);
 
 	packet_length = port->bulk_out_size;	// get max packetsize
 
diff --git a/drivers/usb/storage/Kconfig b/drivers/usb/storage/Kconfig
index 86e48c42d6af..422a4b288e34 100644
--- a/drivers/usb/storage/Kconfig
+++ b/drivers/usb/storage/Kconfig
@@ -8,8 +8,7 @@ comment "may also be needed; see USB_STORAGE Help for more information"
 
 config USB_STORAGE
 	tristate "USB Mass Storage support"
-	depends on USB
-	select SCSI
+	depends on USB && SCSI
 	---help---
 	  Say Y here if you want to connect USB mass storage devices to your
 	  computer's USB port. This is the driver you need for USB
@@ -18,7 +17,7 @@ config USB_STORAGE
 	  similar devices. This driver may also be used for some cameras
 	  and card readers.
 
-	  This option 'selects' (turns on, enables) 'SCSI', but you
+	  This option depends on 'SCSI' support being enabled, but you
 	  probably also need 'SCSI device support: SCSI disk support'
 	  (BLK_DEV_SD) for most USB storage devices.
 
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index 40bf159f7d54..c9a8d50106d1 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -152,6 +152,13 @@ UNUSUAL_DEV(  0x0421, 0x042e, 0x0100, 0x0100,
 		US_SC_DEVICE, US_PR_DEVICE, NULL,
 		US_FL_IGNORE_RESIDUE | US_FL_FIX_CAPACITY ),
 
+/* Reported by Jon Hart <Jon.Hart@web.de> */
+UNUSUAL_DEV(  0x0421, 0x0434, 0x0100, 0x0100,
+		"Nokia",
+		"E60",
+		US_SC_DEVICE, US_PR_DEVICE, NULL,
+		US_FL_FIX_CAPACITY | US_FL_IGNORE_RESIDUE ),
+
 /* Reported by Sumedha Swamy <sumedhaswamy@gmail.com> and
  * Einar Th. Einarsson <einarthered@gmail.com> */
 UNUSUAL_DEV(  0x0421, 0x0444, 0x0100, 0x0100,
@@ -1277,6 +1284,13 @@ UNUSUAL_DEV(  0x0fce, 0xe031, 0x0000, 0x0000,
 		US_SC_DEVICE, US_PR_DEVICE, NULL,
 		US_FL_FIX_CAPACITY ),
 
+/* Reported by Jan Mate <mate@fiit.stuba.sk> */
+UNUSUAL_DEV(  0x0fce, 0xe030, 0x0000, 0x0000,
+		"Sony Ericsson",
+		"P990i",
+		US_SC_DEVICE, US_PR_DEVICE, NULL,
+		US_FL_FIX_CAPACITY ),
+
 /* Reported by Kevin Cernekee <kpc-usbdev@gelato.uiuc.edu>
  * Tested on hardware version 1.10.
  * Entry is needed only for the initializer function override.