target/linux/generic/patches-3.3/801-usb-ehci-multiple-platform-driver-fix.patch

   1 --- a/drivers/usb/host/ehci-hcd.c
   2 +++ b/drivers/usb/host/ehci-hcd.c
   3 @@ -1383,12 +1383,12 @@ MODULE_LICENSE ("GPL");
   4
   5  #ifdef CONFIG_USB_EHCI_HCD_PLATFORM
   6  #include "ehci-platform.c"
   7 -#define PLATFORM_DRIVER                ehci_platform_driver
   8 +#define EHCI_PLATFORM_DRIVER   ehci_platform_driver
   9  #endif
  10
  11  #if !defined(PCI_DRIVER) && !defined(PLATFORM_DRIVER) && \
  12      !defined(PS3_SYSTEM_BUS_DRIVER) && !defined(OF_PLATFORM_DRIVER) && \
  13 -    !defined(XILINX_OF_PLATFORM_DRIVER)
  14 +    !defined(XILINX_OF_PLATFORM_DRIVER) && !defined(EHCI_PLATFORM_DRIVER)
  15  #error "missing bus glue for ehci-hcd"
  16  #endif
  17
  18 @@ -1448,8 +1448,19 @@ static int __init ehci_hcd_init(void)
  19         if (retval < 0)
  20                 goto clean4;
  21  #endif
  22 +
  23 +#ifdef EHCI_PLATFORM_DRIVER
  24 +       retval = platform_driver_register(&EHCI_PLATFORM_DRIVER);
  25 +       if (retval < 0)
  26 +               goto clean5;
  27 +#endif
  28 +
  29         return retval;
  30
  31 +#ifdef EHCI_PLATFORM_DRIVER
  32 +       platform_driver_unregister(&EHCI_PLATFORM_DRIVER);
  33 +clean5:
  34 +#endif
  35  #ifdef XILINX_OF_PLATFORM_DRIVER
  36         /* platform_driver_unregister(&XILINX_OF_PLATFORM_DRIVER); */
  37  clean4:
  38 @@ -1482,6 +1493,9 @@ module_init(ehci_hcd_init);
  39
  40  static void __exit ehci_hcd_cleanup(void)
  41  {
  42 +#ifdef EHCI_PLATFORM_DRIVER
  43 +       platform_driver_unregister(&EHCI_PLATFORM_DRIVER);
  44 +#endif
  45  #ifdef XILINX_OF_PLATFORM_DRIVER
  46         platform_driver_unregister(&XILINX_OF_PLATFORM_DRIVER);
  47  #endif