Merge branch 'master' of /home/trondmy/kernel/linux-2.6/
[linux-2.6] / drivers / usb / serial / hp4x.c
1 /*
2  * HP4x Calculators Serial USB driver
3  *
4  * Copyright (C) 2005 Arthur Huillet (ahuillet@users.sf.net)
5  * Copyright (C) 2001-2005 Greg Kroah-Hartman (greg@kroah.com)
6  *
7  *      This program is free software; you can redistribute it and/or modify
8  *      it under the terms of the GNU General Public License as published by
9  *      the Free Software Foundation; either version 2 of the License, or
10  *      (at your option) any later version.
11  *
12  * See Documentation/usb/usb-serial.txt for more information on using this driver
13  */
14
15 #include <linux/kernel.h>
16 #include <linux/init.h>
17 #include <linux/tty.h>
18 #include <linux/module.h>
19 #include <linux/usb.h>
20 #include <linux/usb/serial.h>
21
22 /*
23  * Version Information
24  */
25 #define DRIVER_VERSION "v1.00"
26 #define DRIVER_DESC "HP4x (48/49) Generic Serial driver"
27
28 #define HP_VENDOR_ID 0x03f0
29 #define HP49GP_PRODUCT_ID 0x0121
30
31 static struct usb_device_id id_table [] = {
32         { USB_DEVICE(HP_VENDOR_ID, HP49GP_PRODUCT_ID) },
33         { }                                     /* Terminating entry */
34 };
35
36 MODULE_DEVICE_TABLE(usb, id_table);
37
38 static struct usb_driver hp49gp_driver = {
39         .name =         "hp4X",
40         .probe =        usb_serial_probe,
41         .disconnect =   usb_serial_disconnect,
42         .id_table =     id_table,
43         .no_dynamic_id =        1,
44 };
45
46 static struct usb_serial_driver hp49gp_device = {
47         .driver = {
48                 .owner =        THIS_MODULE,
49                 .name =         "hp4X",
50         },
51         .id_table =             id_table,
52         .usb_driver =           &hp49gp_driver,
53         .num_interrupt_in =     NUM_DONT_CARE,
54         .num_bulk_in =          NUM_DONT_CARE,
55         .num_bulk_out =         NUM_DONT_CARE,
56         .num_ports =            1,
57 };
58
59 static int __init hp49gp_init(void)
60 {
61         int retval;
62         retval = usb_serial_register(&hp49gp_device);
63         if (retval)
64                 goto failed_usb_serial_register;
65         retval = usb_register(&hp49gp_driver);
66         if (retval)
67                 goto failed_usb_register;
68         info(DRIVER_DESC " " DRIVER_VERSION);
69         return 0;
70 failed_usb_register:
71         usb_serial_deregister(&hp49gp_device);
72 failed_usb_serial_register:
73         return retval;
74 }
75
76 static void __exit hp49gp_exit(void)
77 {
78         usb_deregister(&hp49gp_driver);
79         usb_serial_deregister(&hp49gp_device);
80 }
81
82 module_init(hp49gp_init);
83 module_exit(hp49gp_exit);
84
85 MODULE_DESCRIPTION(DRIVER_DESC);
86 MODULE_VERSION(DRIVER_VERSION);
87 MODULE_LICENSE("GPL");