Merge commit 'v2.6.28-rc2' into tracing/urgent
[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
13  * driver
14  */
15
16 #include <linux/kernel.h>
17 #include <linux/init.h>
18 #include <linux/tty.h>
19 #include <linux/module.h>
20 #include <linux/usb.h>
21 #include <linux/usb/serial.h>
22
23 /*
24  * Version Information
25  */
26 #define DRIVER_VERSION "v1.00"
27 #define DRIVER_DESC "HP4x (48/49) Generic Serial driver"
28
29 #define HP_VENDOR_ID 0x03f0
30 #define HP49GP_PRODUCT_ID 0x0121
31
32 static struct usb_device_id id_table [] = {
33         { USB_DEVICE(HP_VENDOR_ID, HP49GP_PRODUCT_ID) },
34         { }                                     /* Terminating entry */
35 };
36
37 MODULE_DEVICE_TABLE(usb, id_table);
38
39 static struct usb_driver hp49gp_driver = {
40         .name =         "hp4X",
41         .probe =        usb_serial_probe,
42         .disconnect =   usb_serial_disconnect,
43         .id_table =     id_table,
44         .no_dynamic_id =        1,
45 };
46
47 static struct usb_serial_driver hp49gp_device = {
48         .driver = {
49                 .owner =        THIS_MODULE,
50                 .name =         "hp4X",
51         },
52         .id_table =             id_table,
53         .usb_driver =           &hp49gp_driver,
54         .num_ports =            1,
55 };
56
57 static int __init hp49gp_init(void)
58 {
59         int retval;
60         retval = usb_serial_register(&hp49gp_device);
61         if (retval)
62                 goto failed_usb_serial_register;
63         retval = usb_register(&hp49gp_driver);
64         if (retval)
65                 goto failed_usb_register;
66         printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ":"
67                DRIVER_DESC "\n");
68         return 0;
69 failed_usb_register:
70         usb_serial_deregister(&hp49gp_device);
71 failed_usb_serial_register:
72         return retval;
73 }
74
75 static void __exit hp49gp_exit(void)
76 {
77         usb_deregister(&hp49gp_driver);
78         usb_serial_deregister(&hp49gp_device);
79 }
80
81 module_init(hp49gp_init);
82 module_exit(hp49gp_exit);
83
84 MODULE_DESCRIPTION(DRIVER_DESC);
85 MODULE_VERSION(DRIVER_VERSION);
86 MODULE_LICENSE("GPL");