xhci: add restart quirk for Intel Wildcatpoint PCH

xHC in Wildcatpoint-LP PCH is similar to LynxPoint-LP and need the
same quirks to prevent machines from spurious restart while
shutting them down.

Reported-by: Hasan Mahmood <hasan.mahm@gmail.com>
CC: <stable@vger.kernel.org>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index d7b0f97abbad608200cbfb5b59d0faacfa1b8b43..314179b4824e5109aa0f5d6e8acd623e8eabbc97 100644 (file)
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -45,6 +45,7 @@
 
 #define PCI_DEVICE_ID_INTEL_LYNXPOINT_XHCI     0x8c31
 #define PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_XHCI  0x9c31
+#define PCI_DEVICE_ID_INTEL_WILDCATPOINT_LP_XHCI       0x9cb1
 #define PCI_DEVICE_ID_INTEL_CHERRYVIEW_XHCI            0x22b5
 #define PCI_DEVICE_ID_INTEL_SUNRISEPOINT_H_XHCI                0xa12f
 #define PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_XHCI       0x9d2f
@@ -153,7 +154,8 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
                xhci->quirks |= XHCI_SPURIOUS_REBOOT;
        }
        if (pdev->vendor == PCI_VENDOR_ID_INTEL &&
-               pdev->device == PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_XHCI) {
+               (pdev->device == PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_XHCI ||
+                pdev->device == PCI_DEVICE_ID_INTEL_WILDCATPOINT_LP_XHCI)) {
                xhci->quirks |= XHCI_SPURIOUS_REBOOT;
                xhci->quirks |= XHCI_SPURIOUS_WAKEUP;
        }