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authorSarah Sharp <sarah.a.sharp@linux.intel.com>2011-09-02 11:05:54 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2011-09-09 15:52:53 -0700
commit86cc558ea52b123d7657e609557d60dc121eedd6 (patch)
tree42d4cb5cf781c35c310f0b2d5626ef831335aa7d
parentc29eea621900f18287d50519f72cb9113746d75a (diff)
xhci: Add software BW checking quirk to Intel PPT xHCI
The xHCI host controller in the Intel Panther Point chipset needs to have software check whether new devices will fit in the available bus bandwidth. Activate the software bandwidth checking quirk when we find the right PCI device. Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
-rw-r--r--drivers/usb/host/xhci-pci.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index cb16de213f6..50d3fcf593f 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -136,6 +136,7 @@ static int xhci_pci_setup(struct usb_hcd *hcd)
xhci->quirks |= XHCI_SPURIOUS_SUCCESS;
xhci->quirks |= XHCI_EP_LIMIT_QUIRK;
xhci->limit_active_eps = 64;
+ xhci->quirks |= XHCI_SW_BW_CHECKING;
}
if (pdev->vendor == PCI_VENDOR_ID_ETRON &&
pdev->device == PCI_DEVICE_ID_ASROCK_P67) {