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71a83bd727
This patch adds runtime PM support to PCIe port. This is needed by PCIe D3cold support, where PCIe device without ACPI node may be powered on/off by PCIe port. Because runtime suspend is broken for some chipsets, a black list is used to disable runtime PM support for these chipsets. Reviewed-by: Rafael J. Wysocki <rjw@sisk.pl> Signed-off-by: Zheng Yan <zheng.z.yan@intel.com> Signed-off-by: Huang Ying <ying.huang@intel.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>