drivers/usb/serial/moto_modem.c

   1 /*
   2  * Motorola USB Phone driver
   3  *
   4  * Copyright (C) 2008 Greg Kroah-Hartman <greg@kroah.com>
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License version 2 as
   8  *  published by the Free Software Foundation.
   9  *
  10  * {sigh}
  11  * Mororola should be using the CDC ACM USB spec, but instead
  12  * they try to just "do their own thing"...  This driver should handle a
  13  * few phones in which a basic "dumb serial connection" is needed to be
  14  * able to get a connection through to them.
  15  */
  16
  17 #include <linux/kernel.h>
  18 #include <linux/init.h>
  19 #include <linux/tty.h>
  20 #include <linux/module.h>
  21 #include <linux/usb.h>
  22 #include <linux/usb/serial.h>
  23
  24 static struct usb_device_id id_table [] = {
  25         { USB_DEVICE(0x05c6, 0x3197) }, /* unknown Motorola phone */
  26         { USB_DEVICE(0x0c44, 0x0022) }, /* unknown Mororola phone */
  27         { USB_DEVICE(0x22b8, 0x2a64) }, /* Motorola KRZR K1m */
  28         { },
  29 };
  30 MODULE_DEVICE_TABLE(usb, id_table);
  31
  32 static struct usb_driver moto_driver = {
  33         .name =         "moto-modem",
  34         .probe =        usb_serial_probe,
  35         .disconnect =   usb_serial_disconnect,
  36         .id_table =     id_table,
  37         .no_dynamic_id =        1,
  38 };
  39
  40 static struct usb_serial_driver moto_device = {
  41         .driver = {
  42                 .owner =        THIS_MODULE,
  43                 .name =         "moto-modem",
  44         },
  45         .id_table =             id_table,
  46         .num_ports =            1,
  47 };
  48
  49 static int __init moto_init(void)
  50 {
  51         int retval;
  52
  53         retval = usb_serial_register(&moto_device);
  54         if (retval)
  55                 return retval;
  56         retval = usb_register(&moto_driver);
  57         if (retval)
  58                 usb_serial_deregister(&moto_device);
  59         return retval;
  60 }
  61
  62 static void __exit moto_exit(void)
  63 {
  64         usb_deregister(&moto_driver);
  65         usb_serial_deregister(&moto_device);
  66 }
  67
  68 module_init(moto_init);
  69 module_exit(moto_exit);
  70 MODULE_LICENSE("GPL");