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authorDave Airlie <airlied@redhat.com>2012-08-27 16:22:20 +1000
committerDave Airlie <airlied@redhat.com>2012-08-27 16:22:20 +1000
commit93bb70e0c00f1be4cc857e4d8375c44058cce71e (patch)
tree7b6a11844e00b3f4bf8281c7a799e61494220819 /drivers/usb/host/xhci-pci.c
parent6f314ebbaa2667d67a7206ba78f28e46cf47eda5 (diff)
parentc182ae42cc3611f7b3fa803c0bcab6e5d29bea63 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into drm-next
There was some merge conflicts in -next and they weren't so pretty, so backmerge now to avoid them. Conflicts: drivers/gpu/drm/i915/i915_gem.c drivers/gpu/drm/i915/intel_modes.c
Diffstat (limited to 'drivers/usb/host/xhci-pci.c')
-rw-r--r--drivers/usb/host/xhci-pci.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index 18b231b0c5d..9bfd4ca1153 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -94,11 +94,21 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
xhci->quirks |= XHCI_EP_LIMIT_QUIRK;
xhci->limit_active_eps = 64;
xhci->quirks |= XHCI_SW_BW_CHECKING;
+ /*
+ * PPT desktop boards DH77EB and DH77DF will power back on after
+ * a few seconds of being shutdown. The fix for this is to
+ * switch the ports from xHCI to EHCI on shutdown. We can't use
+ * DMI information to find those particular boards (since each
+ * vendor will change the board name), so we have to key off all
+ * PPT chipsets.
+ */
+ xhci->quirks |= XHCI_SPURIOUS_REBOOT;
}
if (pdev->vendor == PCI_VENDOR_ID_ETRON &&
pdev->device == PCI_DEVICE_ID_ASROCK_P67) {
xhci->quirks |= XHCI_RESET_ON_RESUME;
xhci_dbg(xhci, "QUIRK: Resetting on resume\n");
+ xhci->quirks |= XHCI_TRUST_TX_LENGTH;
}
if (pdev->vendor == PCI_VENDOR_ID_VIA)
xhci->quirks |= XHCI_RESET_ON_RESUME;