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Subject[PATCH 4.14 21/45] xhci: Add missing CAS workaround for Intel Sunrise Point xHCI
Date
4.14-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Mathias Nyman <mathias.nyman@linux.intel.com>

commit ffe84e01bb1b38c7eb9c6b6da127a6c136d251df upstream.

The workaround for missing CAS bit is also needed for xHC on Intel
sunrisepoint PCH. For more details see:

Intel 100/c230 series PCH specification update Doc #332692-006 Errata #8

Cc: <stable@vger.kernel.org>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
drivers/usb/host/xhci-pci.c | 2 ++
1 file changed, 2 insertions(+)

--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -196,6 +196,8 @@ static void xhci_pci_quirks(struct devic
}
if (pdev->vendor == PCI_VENDOR_ID_INTEL &&
(pdev->device == PCI_DEVICE_ID_INTEL_CHERRYVIEW_XHCI ||
+ pdev->device == PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_XHCI ||
+ pdev->device == PCI_DEVICE_ID_INTEL_SUNRISEPOINT_H_XHCI ||
pdev->device == PCI_DEVICE_ID_INTEL_APL_XHCI ||
pdev->device == PCI_DEVICE_ID_INTEL_DNV_XHCI))
xhci->quirks |= XHCI_MISSING_CAS;

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