diff options
| -rw-r--r-- | drivers/usb/host/xhci-pci.c | 1 | ||||
| -rw-r--r-- | drivers/usb/host/xhci.c | 7 |
2 files changed, 7 insertions, 1 deletions
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index 84e82dc7b79..8b1c27f9302 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -89,7 +89,6 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) xhci->quirks |= XHCI_AMD_PLL_FIX; if (pdev->vendor == PCI_VENDOR_ID_INTEL && pdev->device == PCI_DEVICE_ID_INTEL_PANTHERPOINT_XHCI) { - xhci->quirks |= XHCI_SPURIOUS_SUCCESS; xhci->quirks |= XHCI_EP_LIMIT_QUIRK; xhci->limit_active_eps = 64; xhci->quirks |= XHCI_SW_BW_CHECKING; diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 0f928b35f25..b3bb791b1d0 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -4194,6 +4194,13 @@ int xhci_gen_setup(struct usb_hcd *hcd, xhci_get_quirks_t get_quirks) get_quirks(dev, xhci); + /* In xhci controllers which follow xhci 1.0 spec gives a spurious + * success event after a short transfer. This quirk will ignore such + * spurious event. + */ + if (xhci->hci_version > 0x96) + xhci->quirks |= XHCI_SPURIOUS_SUCCESS; + /* Make sure the HC is halted. */ retval = xhci_halt(xhci); if (retval) |