generic: extend pci_isable_usb_common_quirks patch

Fixes the following build error:
  SYSMAP  System.map
  Building modules, stage 2.
  MODPOST 48 modules
ERROR: "usb_enable_xhci_ports" [drivers/usb/host/ehci-hcd.ko] undefined!
ERROR: "usb_is_intel_switchable_xhci" [drivers/usb/host/ehci-hcd.ko] undefined!
make[6]: *** [__modpost] Error 1
make[5]: *** [modules] Error 2

SVN-Revision: 33193

target/linux/generic/patches-3.3/811-pci_disable_usb_common_quirks.patch

@@ -16,3 +16,23 @@
  DECLARE_PCI_FIXUP_FINAL(PCI_ANY_ID, PCI_ANY_ID, quirk_usb_early_handoff);
 +
 +#endif
+--- a/drivers/usb/host/pci-quirks.h
++++ b/drivers/usb/host/pci-quirks.h
+@@ -8,9 +8,17 @@ int usb_amd_find_chipset_info(void);
+ void usb_amd_dev_put(void);
+ void usb_amd_quirk_pll_disable(void);
+ void usb_amd_quirk_pll_enable(void);
++#if !defined(CONFIG_PCI_DISABLE_COMMON_QUIRKS)
+ bool usb_is_intel_switchable_xhci(struct pci_dev *pdev);
+ void usb_enable_xhci_ports(struct pci_dev *xhci_pdev);
+ #else
++static inline bool usb_is_intel_switchable_xhci(struct pci_dev *pdev)
++{
++	return false;
++}
++static inline void usb_enable_xhci_ports(struct pci_dev *xhci_pdev) {}
++#endif
++#else
+ static inline void usb_amd_quirk_pll_disable(void) {}
+ static inline void usb_amd_quirk_pll_enable(void) {}
+ static inline void usb_amd_dev_put(void) {}