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authorTony Lindgren <tony@atomide.com>2011-06-14 05:53:42 -0700
committerTony Lindgren <tony@atomide.com>2011-06-14 05:53:42 -0700
commitb8ce9fb8e18af7466e0b915bb5979322cdace322 (patch)
treeeec6f9b58ce154fd863f0f78b374a697a5a7139b /drivers/usb/host/xhci-pci.c
parentc8e0bf95fc01d6e2ca585fe08010800b6c56e823 (diff)
parente9e35c5a2b2c803b5e2f25906d8ffe110670ceb6 (diff)
Merge branch 'fixes-v3.0-rc3' into devel-fixes
Diffstat (limited to 'drivers/usb/host/xhci-pci.c')
-rw-r--r--drivers/usb/host/xhci-pci.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index c408e9f6a70..17541d09eab 100644
--- 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;