[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/net/b44.c

@@ -1927,6 +1927,7 @@ static int b44_suspend(struct pci_dev *pdev, pm_message_t state)
 	b44_free_rings(bp);
 
 	spin_unlock_irq(&bp->lock);
+	pci_disable_device(pdev);
 	return 0;
 }
 
@@ -1936,6 +1937,8 @@ static int b44_resume(struct pci_dev *pdev)
 	struct b44 *bp = netdev_priv(dev);
 
 	pci_restore_state(pdev);
+	pci_enable_device(pdev);
+	pci_set_master(pdev);
 
 	if (!netif_running(dev))
 		return 0;