Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes...

[pandora-kernel.git] / drivers / usb / host / xhci-pci.c

diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index c408e9f..17541d0 100644 (file)
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -106,12 +106,22 @@ static int xhci_pci_setup(struct usb_hcd *hcd)
 
        /* Look for vendor-specific quirks */
        if (pdev->vendor == PCI_VENDOR_ID_FRESCO_LOGIC &&
-                       pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_PDK &&
-                       pdev->revision == 0x0) {
+                       pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_PDK) {
+               if (pdev->revision == 0x0) {
                        xhci->quirks |= XHCI_RESET_EP_QUIRK;
                        xhci_dbg(xhci, "QUIRK: Fresco Logic xHC needs configure"
                                        " endpoint cmd after reset endpoint\n");
+               }
+               /* Fresco Logic confirms: all revisions of this chip do not
+                * support MSI, even though some of them claim to in their PCI
+                * capabilities.
+                */
+               xhci->quirks |= XHCI_BROKEN_MSI;
+               xhci_dbg(xhci, "QUIRK: Fresco Logic revision %u "
+                               "has broken MSI implementation\n",
+                               pdev->revision);
        }
+
        if (pdev->vendor == PCI_VENDOR_ID_NEC)
                xhci->quirks |= XHCI_NEC_HOST;