pcie port driver: correctly detect native PME feature
Native PME is capability of root port or root complex event collector.
It's not determined by PCI PME capability.
Signed-off-by: Shaohua Li <shaohua.li@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/pci/pcie/portdrv_core.c b/drivers/pci/pcie/portdrv_core.c
index b20a9b8..23d9eb0 100644
--- a/drivers/pci/pcie/portdrv_core.c
+++ b/drivers/pci/pcie/portdrv_core.c
@@ -192,9 +192,8 @@
if (reg32 & SLOT_HP_CAPABLE_MASK)
services |= PCIE_PORT_SERVICE_HP;
}
- /* PME Capable */
- pos = pci_find_capability(dev, PCI_CAP_ID_PME);
- if (pos)
+ /* PME Capable - root port capability */
+ if (((reg16 >> 4) & PORT_TYPE_MASK) == PCIE_RC_PORT)
services |= PCIE_PORT_SERVICE_PME;
pos = PCI_CFG_SPACE_SIZE;
