diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2012-02-28 12:33:41 +0000 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2012-02-28 12:33:46 +0000 |
| commit | abf45ce84c4e36bd64aef20d7df9a79bd5e4b799 (patch) | |
| tree | f118e135bdd60b680703d1b38c7fdc7b9d7c503d /drivers/usb/host/pci-quirks.c | |
| parent | 082f53c2f573c75a8f1610c587a43b6817e20f90 (diff) | |
| parent | b1f91a9ce335eb4e0fef17c10f39a438ac3fce9b (diff) | |
Merge branch 'imx/defconfig' of git://git.linaro.org/people/shawnguo/linux-2.6 into next/soc
* 'imx/defconfig' of git://git.linaro.org/people/shawnguo/linux-2.6: (2 commits)
ARM: defconfig: imx_v6_v7: build in REGULATOR_FIXED_VOLTAGE
ARM: imx: update imx_v6_v7_defconfig
(upadte to v3.3-rc5)
Diffstat (limited to 'drivers/usb/host/pci-quirks.c')
| -rw-r--r-- | drivers/usb/host/pci-quirks.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c index caf87428ca4..7732d69e49e 100644 --- a/drivers/usb/host/pci-quirks.c +++ b/drivers/usb/host/pci-quirks.c @@ -867,6 +867,22 @@ hc_init: static void __devinit quirk_usb_early_handoff(struct pci_dev *pdev) { + /* Skip Netlogic mips SoC's internal PCI USB controller. + * This device does not need/support EHCI/OHCI handoff + */ + if (pdev->vendor == 0x184e) /* vendor Netlogic */ + return; + if (pdev->class != PCI_CLASS_SERIAL_USB_UHCI && + pdev->class != PCI_CLASS_SERIAL_USB_OHCI && + pdev->class != PCI_CLASS_SERIAL_USB_EHCI && + pdev->class != PCI_CLASS_SERIAL_USB_XHCI) + return; + + if (pci_enable_device(pdev) < 0) { + dev_warn(&pdev->dev, "Can't enable PCI device, " + "BIOS handoff failed.\n"); + return; + } if (pdev->class == PCI_CLASS_SERIAL_USB_UHCI) quirk_usb_handoff_uhci(pdev); else if (pdev->class == PCI_CLASS_SERIAL_USB_OHCI) @@ -875,5 +891,6 @@ static void __devinit quirk_usb_early_handoff(struct pci_dev *pdev) quirk_usb_disable_ehci(pdev); else if (pdev->class == PCI_CLASS_SERIAL_USB_XHCI) quirk_usb_handoff_xhci(pdev); + pci_disable_device(pdev); } DECLARE_PCI_FIXUP_FINAL(PCI_ANY_ID, PCI_ANY_ID, quirk_usb_early_handoff); |