blob: 07358fb51b82aacf8e7cb1b9fbe9f2cc943eb455 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * $Id: evbug.c,v 1.10 2001/09/25 10:12:07 vojtech Exp $
3 *
4 * Copyright (c) 1999-2001 Vojtech Pavlik
5 */
6
7/*
8 * Input driver event debug module - dumps all events into syslog
9 */
10
11/*
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
16 *
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 *
26 * Should you need to contact me, the author, you can do so either by
27 * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
28 * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
29 */
30
31#include <linux/slab.h>
32#include <linux/module.h>
33#include <linux/input.h>
34#include <linux/init.h>
35#include <linux/device.h>
36
37MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>");
38MODULE_DESCRIPTION("Input driver event debug module");
39MODULE_LICENSE("GPL");
40
41static char evbug_name[] = "evbug";
42
43static void evbug_event(struct input_handle *handle, unsigned int type, unsigned int code, int value)
44{
45 printk(KERN_DEBUG "evbug.c: Event. Dev: %s, Type: %d, Code: %d, Value: %d\n", handle->dev->phys, type, code, value);
46}
47
48static struct input_handle *evbug_connect(struct input_handler *handler, struct input_dev *dev, struct input_device_id *id)
49{
50 struct input_handle *handle;
51
Eric Sesterhennb39787a2006-03-14 00:09:16 -050052 if (!(handle = kzalloc(sizeof(struct input_handle), GFP_KERNEL)))
Linus Torvalds1da177e2005-04-16 15:20:36 -070053 return NULL;
Linus Torvalds1da177e2005-04-16 15:20:36 -070054
55 handle->dev = dev;
56 handle->handler = handler;
57 handle->name = evbug_name;
58
59 input_open_device(handle);
60
61 printk(KERN_DEBUG "evbug.c: Connected device: \"%s\", %s\n", dev->name, dev->phys);
62
63 return handle;
64}
65
66static void evbug_disconnect(struct input_handle *handle)
67{
68 printk(KERN_DEBUG "evbug.c: Disconnected device: %s\n", handle->dev->phys);
69
70 input_close_device(handle);
71
72 kfree(handle);
73}
74
75static struct input_device_id evbug_ids[] = {
76 { .driver_info = 1 }, /* Matches all devices */
77 { }, /* Terminating zero entry */
78};
79
80MODULE_DEVICE_TABLE(input, evbug_ids);
81
82static struct input_handler evbug_handler = {
83 .event = evbug_event,
84 .connect = evbug_connect,
85 .disconnect = evbug_disconnect,
86 .name = "evbug",
87 .id_table = evbug_ids,
88};
89
90static int __init evbug_init(void)
91{
92 input_register_handler(&evbug_handler);
93 return 0;
94}
95
96static void __exit evbug_exit(void)
97{
98 input_unregister_handler(&evbug_handler);
99}
100
101module_init(evbug_init);
102module_exit(evbug_exit);