Merge branch 'upstream-fixes' into upstream
[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         .num_interrupt_in =     NUM_DONT_CARE,
53         .num_bulk_in =          NUM_DONT_CARE,
54         .num_bulk_out =         NUM_DONT_CARE,
55         .num_ports =            1,
56 };
57
58 static int __init hp49gp_init(void)
59 {
60         int retval;
61         retval = usb_serial_register(&hp49gp_device);
62         if (retval)
63                 goto failed_usb_serial_register;
64         retval = usb_register(&hp49gp_driver);
65         if (retval)
66                 goto failed_usb_register;
67         info(DRIVER_DESC " " DRIVER_VERSION);
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");