openwrt/target/linux/generic/patches-3.12/811-pci_disable_usb_common_quirks.patch

--- a/drivers/usb/host/pci-quirks.c
+++ b/drivers/usb/host/pci-quirks.c
@@ -79,6 +79,8 @@
 #define USB_INTEL_USB3_PSSEN   0xD8
 #define USB_INTEL_USB3PRM      0xDC
 
+#ifndef CONFIG_PCI_DISABLE_COMMON_QUIRKS
+
 static struct amd_chipset_info {
 	struct pci_dev	*nb_dev;
 	struct pci_dev	*smbus_dev;
@@ -366,6 +368,10 @@ void usb_amd_dev_put(void)
 }
 EXPORT_SYMBOL_GPL(usb_amd_dev_put);
 
+#endif /* CONFIG_PCI_DISABLE_COMMON_QUIRKS */
+
+#if IS_ENABLED(CONFIG_USB_UHCI_HCD)
+
 /*
  * Make sure the controller is completely inactive, unable to
  * generate interrupts or do DMA.
@@ -445,8 +451,17 @@ reset_needed:
 	uhci_reset_hc(pdev, base);
 	return 1;
 }
+#else
+int uhci_check_and_reset_hc(struct pci_dev *pdev, unsigned long base)
+{
+	return 0;
+}
+
+#endif
 EXPORT_SYMBOL_GPL(uhci_check_and_reset_hc);
 
+#ifndef CONFIG_PCI_DISABLE_COMMON_QUIRKS
+
 static inline int io_type_enabled(struct pci_dev *pdev, unsigned int mask)
 {
 	u16 cmd;
@@ -975,3 +990,4 @@ static void quirk_usb_early_handoff(stru
 }
 DECLARE_PCI_FIXUP_CLASS_FINAL(PCI_ANY_ID, PCI_ANY_ID,
 			PCI_CLASS_SERIAL_USB, 8, quirk_usb_early_handoff);
+#endif
--- a/drivers/usb/host/pci-quirks.h
+++ b/drivers/usb/host/pci-quirks.h
@@ -4,6 +4,9 @@
 #ifdef CONFIG_PCI
 void uhci_reset_hc(struct pci_dev *pdev, unsigned long base);
 int uhci_check_and_reset_hc(struct pci_dev *pdev, unsigned long base);
+#endif  /* CONFIG_PCI */
+
+#if defined(CONFIG_PCI) && !defined(CONFIG_PCI_DISABLE_COMMON_QUIRKS)
 int usb_amd_find_chipset_info(void);
 void usb_amd_dev_put(void);
 void usb_amd_quirk_pll_disable(void);
@@ -13,11 +16,16 @@ void usb_disable_xhci_ports(struct pci_d
 void sb800_prefetch(struct device *dev, int on);
 #else
 struct pci_dev;
+static inline int usb_amd_find_chipset_info(void)
+{
+	return 0;
+}
 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) {}
 static inline void usb_disable_xhci_ports(struct pci_dev *xhci_pdev) {}
 static inline void sb800_prefetch(struct device *dev, int on) {}
-#endif  /* CONFIG_PCI */
+static inline void usb_enable_intel_xhci_ports(struct pci_dev *xhci_pdev) {}
+#endif
 
 #endif  /*  __LINUX_USB_PCI_QUIRKS_H  */