drivers/usb/serial/usb_debug.c

   1 /*
   2  * USB Debug cable driver
   3  *
   4  * Copyright (C) 2006 Greg Kroah-Hartman <greg@kroah.com>
   5  *
   6  *      This program is free software; you can redistribute it and/or
   7  *      modify it under the terms of the GNU General Public License version
   8  *      2 as published by the Free Software Foundation.
   9  */
  10
  11 #include <linux/kernel.h>
  12 #include <linux/init.h>
  13 #include <linux/tty.h>
  14 #include <linux/module.h>
  15 #include <linux/usb.h>
  16 #include <linux/usb/serial.h>
  17
  18 static struct usb_device_id id_table [] = {
  19         { USB_DEVICE(0x0525, 0x127a) },
  20         { },
  21 };
  22 MODULE_DEVICE_TABLE(usb, id_table);
  23
  24 static struct usb_driver debug_driver = {
  25         .name =         "debug",
  26         .probe =        usb_serial_probe,
  27         .disconnect =   usb_serial_disconnect,
  28         .id_table =     id_table,
  29         .no_dynamic_id =        1,
  30 };
  31
  32 static struct usb_serial_driver debug_device = {
  33         .driver = {
  34                 .owner =        THIS_MODULE,
  35                 .name =         "debug",
  36         },
  37         .id_table =             id_table,
  38         .num_ports =            1,
  39 };
  40
  41 static int __init debug_init(void)
  42 {
  43         int retval;
  44
  45         retval = usb_serial_register(&debug_device);
  46         if (retval)
  47                 return retval;
  48         retval = usb_register(&debug_driver);
  49         if (retval)
  50                 usb_serial_deregister(&debug_device);
  51         return retval;
  52 }
  53
  54 static void __exit debug_exit(void)
  55 {
  56         usb_deregister(&debug_driver);
  57         usb_serial_deregister(&debug_device);
  58 }
  59
  60 module_init(debug_init);
  61 module_exit(debug_exit);
  62 MODULE_LICENSE("GPL");