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Commit 4c39135a authored by Mathias Nyman's avatar Mathias Nyman Committed by Greg Kroah-Hartman
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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: default avatarHasan Mahmood <hasan.mahm@gmail.com>
CC: <stable@vger.kernel.org>
Signed-off-by: default avatarMathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 1ee1710c

drivers/usb/host/xhci-pci.c

+3 −1
Original line number Diff line number Diff line
@@ -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;

	}