Merge 3.1-rc4 into usb-next

This was done to resolve a conflict in this file:
	drivers/usb/host/xhci-ring.c

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/usb/host/ehci-hub.c

@@ -236,10 +236,8 @@ static int ehci_bus_suspend (struct usb_hcd *hcd)
 	}
 
 	/* stop schedules, clean any completed work */
-	if (HC_IS_RUNNING(hcd->state)) {
+	if (ehci->rh_state == EHCI_RH_RUNNING)
 		ehci_quiesce (ehci);
-		hcd->state = HC_STATE_QUIESCING;
-	}
 	ehci->command = ehci_readl(ehci, &ehci->regs->command);
 	ehci_work(ehci);
 
@@ -313,7 +311,7 @@ static int ehci_bus_suspend (struct usb_hcd *hcd)
 
 	/* turn off now-idle HC */
 	ehci_halt (ehci);
-	hcd->state = HC_STATE_SUSPENDED;
+	ehci->rh_state = EHCI_RH_SUSPENDED;
 
 	if (ehci->reclaim)
 		end_unlink_async(ehci);
@@ -382,6 +380,7 @@ static int ehci_bus_resume (struct usb_hcd *hcd)
 
 	/* restore CMD_RUN, framelist size, and irq threshold */
 	ehci_writel(ehci, ehci->command, &ehci->regs->command);
+	ehci->rh_state = EHCI_RH_RUNNING;
 
 	/* Some controller/firmware combinations need a delay during which
 	 * they set up the port statuses.  See Bugzilla #8190. */
@@ -451,7 +450,6 @@ static int ehci_bus_resume (struct usb_hcd *hcd)
 	}
 
 	ehci->next_statechange = jiffies + msecs_to_jiffies(5);
-	hcd->state = HC_STATE_RUNNING;
 
 	/* Now we can safely re-enable irqs */
 	ehci_writel(ehci, INTR_MASK, &ehci->regs->intr_enable);
@@ -563,7 +561,7 @@ ehci_hub_status_data (struct usb_hcd *hcd, char *buf)
 	u32		ppcd = 0;
 
 	/* if !USB_SUSPEND, root hub timers won't get shut down ... */
-	if (!HC_IS_RUNNING(hcd->state))
+	if (ehci->rh_state != EHCI_RH_RUNNING)
 		return 0;
 
 	/* init status to no-changes */