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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 /drivers/usb/host/xhci-pci.c
parentxhci: Implement HS/FS/LS bandwidth checking. (diff)
downloadlinux-dev-86cc558ea52b123d7657e609557d60dc121eedd6.tar.xz
linux-dev-86cc558ea52b123d7657e609557d60dc121eedd6.zip
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>
Diffstat (limited to 'drivers/usb/host/xhci-pci.c')
-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 cb16de213f64..50d3fcf593ff 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) {