[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>