xref: /openbmc/linux/drivers/usb/serial/usb_debug.c (revision 22246614)
1 /*
2  * USB Debug cable driver
3  *
4  * Copyright (C) 2006 Greg Kroah-Hartman <greg@kroah.com>
5  *
6  *	This program is free software; you can redistribute it and/or
7  *	modify it under the terms of the GNU General Public License version
8  *	2 as published by the Free Software Foundation.
9  */
10 
11 #include <linux/kernel.h>
12 #include <linux/init.h>
13 #include <linux/tty.h>
14 #include <linux/module.h>
15 #include <linux/usb.h>
16 #include <linux/usb/serial.h>
17 
18 static struct usb_device_id id_table [] = {
19 	{ USB_DEVICE(0x0525, 0x127a) },
20 	{ },
21 };
22 MODULE_DEVICE_TABLE(usb, id_table);
23 
24 static struct usb_driver debug_driver = {
25 	.name =		"debug",
26 	.probe =	usb_serial_probe,
27 	.disconnect =	usb_serial_disconnect,
28 	.id_table =	id_table,
29 	.no_dynamic_id = 	1,
30 };
31 
32 static struct usb_serial_driver debug_device = {
33 	.driver = {
34 		.owner =	THIS_MODULE,
35 		.name =		"debug",
36 	},
37 	.id_table =		id_table,
38 	.num_ports =		1,
39 };
40 
41 static int __init debug_init(void)
42 {
43 	int retval;
44 
45 	retval = usb_serial_register(&debug_device);
46 	if (retval)
47 		return retval;
48 	retval = usb_register(&debug_driver);
49 	if (retval)
50 		usb_serial_deregister(&debug_device);
51 	return retval;
52 }
53 
54 static void __exit debug_exit(void)
55 {
56 	usb_deregister(&debug_driver);
57 	usb_serial_deregister(&debug_device);
58 }
59 
60 module_init(debug_init);
61 module_exit(debug_exit);
62 MODULE_LICENSE("GPL");
63