[ACPI] S3 Suspend to RAM: fix driver suspend/resume methods

Drivers should do this:

.suspend()
	pci_disable_device()

.resume()
	pci_enable_device()

http://bugzilla.kernel.org/show_bug.cgi?id=3469

Signed-off-by: David Shaohua Li <shaohua.li@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

drivers/usb/core/hcd-pci.c

@@ -380,6 +380,7 @@ int usb_hcd_pci_resume (struct pci_dev *dev)
 		usb_hc_died (hcd);
 	}
 
+	pci_enable_device(dev);
 	return retval;
 }
 EXPORT_SYMBOL (usb_hcd_pci_resume);