drivers/usb/serial/siemens_mpi.c

   1 /*
   2  * Siemens USB-MPI Serial USB driver
   3  *
   4  * Copyright (C) 2005 Thomas Hergenhahn <thomas.hergenhahn@suse.de>
   5  * Copyright (C) 2005,2008 Greg Kroah-Hartman <gregkh@suse.de>
   6  *
   7  *      This program is free software; you can redistribute it and/or
   8  *      modify it under the terms of the GNU General Public License version
   9  *      2 as published by the Free Software Foundation.
  10  */
  11
  12 #include <linux/kernel.h>
  13 #include <linux/init.h>
  14 #include <linux/tty.h>
  15 #include <linux/module.h>
  16 #include <linux/usb.h>
  17 #include <linux/usb/serial.h>
  18
  19 /* Version Information */
  20 #define DRIVER_VERSION "Version 0.1 09/26/2005"
  21 #define DRIVER_AUTHOR "Thomas Hergenhahn@web.de http://libnodave.sf.net"
  22 #define DRIVER_DESC "Driver for Siemens USB/MPI adapter"
  23
  24
  25 static const struct usb_device_id id_table[] = {
  26         /* Vendor and product id for 6ES7-972-0CB20-0XA0 */
  27         { USB_DEVICE(0x908, 0x0004) },
  28         { },
  29 };
  30 MODULE_DEVICE_TABLE(usb, id_table);
  31
  32 static struct usb_driver siemens_usb_mpi_driver = {
  33         .name =         "siemens_mpi",
  34         .probe =        usb_serial_probe,
  35         .disconnect =   usb_serial_disconnect,
  36         .id_table =     id_table,
  37 };
  38
  39 static struct usb_serial_driver siemens_usb_mpi_device = {
  40         .driver = {
  41                 .owner =        THIS_MODULE,
  42                 .name =         "siemens_mpi",
  43         },
  44         .id_table =             id_table,
  45         .num_ports =            1,
  46 };
  47
  48 static int __init siemens_usb_mpi_init(void)
  49 {
  50         int retval;
  51
  52         retval = usb_serial_register(&siemens_usb_mpi_device);
  53         if (retval)
  54                 goto failed_usb_serial_register;
  55         retval = usb_register(&siemens_usb_mpi_driver);
  56         if (retval)
  57                 goto failed_usb_register;
  58         printk(KERN_INFO DRIVER_DESC "\n");
  59         printk(KERN_INFO DRIVER_VERSION " " DRIVER_AUTHOR "\n");
  60         return retval;
  61 failed_usb_register:
  62         usb_serial_deregister(&siemens_usb_mpi_device);
  63 failed_usb_serial_register:
  64         return retval;
  65 }
  66
  67 static void __exit siemens_usb_mpi_exit(void)
  68 {
  69         usb_deregister(&siemens_usb_mpi_driver);
  70         usb_serial_deregister(&siemens_usb_mpi_device);
  71 }
  72
  73 module_init(siemens_usb_mpi_init);
  74 module_exit(siemens_usb_mpi_exit);
  75 MODULE_AUTHOR(DRIVER_AUTHOR);
  76 MODULE_DESCRIPTION(DRIVER_DESC);
  77 MODULE_LICENSE("GPL");