PCI: pciehp: disable DLL state changed event notification

Current pciehp doesn't handle Data Link Layer State Changed Event
notification. So it needs to be disabled at initialization time,
otherwise other event notifications are not generated.

Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>

diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c
index 9ef4605c1ef6471fa6beddd55ccdb4465a2d7952..36f8545a281336075b031cb161aafe6cfb2afc0f 100644 (file)
--- a/drivers/pci/hotplug/pciehp_hpc.c
+++ b/drivers/pci/hotplug/pciehp_hpc.c
@@ -866,7 +866,8 @@ static void pcie_disable_notification(struct controller *ctrl)
        u16 mask;
        mask = (PCI_EXP_SLTCTL_PDCE | PCI_EXP_SLTCTL_ABPE |
                PCI_EXP_SLTCTL_MRLSCE | PCI_EXP_SLTCTL_PFDE |
-               PCI_EXP_SLTCTL_HPIE | PCI_EXP_SLTCTL_CCIE);
+               PCI_EXP_SLTCTL_HPIE | PCI_EXP_SLTCTL_CCIE |
+               PCI_EXP_SLTCTL_DLLSCE);
        if (pcie_write_cmd(ctrl, 0, mask))
                ctrl_warn(ctrl, "Cannot disable software notification\n");
 }