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path: root/drivers/usb/host/xhci-pci.c
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Diffstat (limited to 'drivers/usb/host/xhci-pci.c')
-rw-r--r--drivers/usb/host/xhci-pci.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index c79d33676672..17f6897acde2 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -147,6 +147,7 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
if (pdev->vendor == PCI_VENDOR_ID_INTEL &&
pdev->device == PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_XHCI) {
xhci->quirks |= XHCI_SPURIOUS_REBOOT;
+ xhci->quirks |= XHCI_SPURIOUS_WAKEUP;
}
if (pdev->vendor == PCI_VENDOR_ID_INTEL &&
(pdev->device == PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_XHCI ||
@@ -200,15 +201,17 @@ static int xhci_pci_setup(struct usb_hcd *hcd)
struct pci_dev *pdev = to_pci_dev(hcd->self.controller);
int retval;
+ xhci = hcd_to_xhci(hcd);
+ if (!xhci->sbrn)
+ pci_read_config_byte(pdev, XHCI_SBRN_OFFSET, &xhci->sbrn);
+
retval = xhci_gen_setup(hcd, xhci_pci_quirks);
if (retval)
return retval;
- xhci = hcd_to_xhci(hcd);
if (!usb_hcd_is_primary_hcd(hcd))
return 0;
- pci_read_config_byte(pdev, XHCI_SBRN_OFFSET, &xhci->sbrn);
xhci_dbg(xhci, "Got SBRN %u\n", (unsigned int) xhci->sbrn);
/* Find any debug ports */