There is no functional change. This is just preparatory for a later
patch which adds the hibernation support for the pci-hyperv driver.
Signed-off-by: NDexuan Cui <decui@microsoft.com>
Signed-off-by: NLorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Reviewed-by: NMichael Kelley <mikelley@microsoft.com>