openwrt/target/linux/generic/patches-3.7/801-usb-ehci-multiple-platform-driver-fix.patch

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--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -1336,12 +1336,12 @@ MODULE_LICENSE ("GPL");
#ifdef CONFIG_USB_EHCI_HCD_PLATFORM
#include "ehci-platform.c"
-#define PLATFORM_DRIVER ehci_platform_driver
+#define EHCI_PLATFORM_DRIVER ehci_platform_driver
#endif
#if !defined(PCI_DRIVER) && !defined(PLATFORM_DRIVER) && \
!defined(PS3_SYSTEM_BUS_DRIVER) && !defined(OF_PLATFORM_DRIVER) && \
- !defined(XILINX_OF_PLATFORM_DRIVER)
+ !defined(XILINX_OF_PLATFORM_DRIVER) && !defined(EHCI_PLATFORM_DRIVER)
#error "missing bus glue for ehci-hcd"
#endif
@@ -1401,8 +1401,19 @@ static int __init ehci_hcd_init(void)
if (retval < 0)
goto clean4;
#endif
+
+#ifdef EHCI_PLATFORM_DRIVER
+ retval = platform_driver_register(&EHCI_PLATFORM_DRIVER);
+ if (retval < 0)
+ goto clean5;
+#endif
+
return retval;
+#ifdef EHCI_PLATFORM_DRIVER
+ platform_driver_unregister(&EHCI_PLATFORM_DRIVER);
+clean5:
+#endif
#ifdef XILINX_OF_PLATFORM_DRIVER
/* platform_driver_unregister(&XILINX_OF_PLATFORM_DRIVER); */
clean4:
@@ -1435,6 +1446,9 @@ module_init(ehci_hcd_init);
static void __exit ehci_hcd_cleanup(void)
{
+#ifdef EHCI_PLATFORM_DRIVER
+ platform_driver_unregister(&EHCI_PLATFORM_DRIVER);
+#endif
#ifdef XILINX_OF_PLATFORM_DRIVER
platform_driver_unregister(&XILINX_OF_PLATFORM_DRIVER);
#endif