2 * Copyright (c) 1999-2001 Vojtech Pavlik
6 * Input driver event debug module - dumps all events into syslog
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24 * Should you need to contact me, the author, you can do so either by
25 * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
26 * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
29 #include <linux/slab.h>
30 #include <linux/module.h>
31 #include <linux/input.h>
32 #include <linux/init.h>
33 #include <linux/device.h>
35 MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>");
36 MODULE_DESCRIPTION("Input driver event debug module");
37 MODULE_LICENSE("GPL");
39 static void evbug_event(struct input_handle *handle, unsigned int type, unsigned int code, int value)
41 printk(KERN_DEBUG "evbug.c: Event. Dev: %s, Type: %d, Code: %d, Value: %d\n",
42 handle->dev->dev.bus_id, type, code, value);
45 static int evbug_connect(struct input_handler *handler, struct input_dev *dev,
46 const struct input_device_id *id)
48 struct input_handle *handle;
51 handle = kzalloc(sizeof(struct input_handle), GFP_KERNEL);
56 handle->handler = handler;
57 handle->name = "evbug";
59 error = input_register_handle(handle);
63 error = input_open_device(handle);
65 goto err_unregister_handle;
67 printk(KERN_DEBUG "evbug.c: Connected device: %s (%s at %s)\n",
69 dev->name ?: "unknown",
70 dev->phys ?: "unknown");
74 err_unregister_handle:
75 input_unregister_handle(handle);
81 static void evbug_disconnect(struct input_handle *handle)
83 printk(KERN_DEBUG "evbug.c: Disconnected device: %s\n",
84 handle->dev->dev.bus_id);
86 input_close_device(handle);
87 input_unregister_handle(handle);
91 static const struct input_device_id evbug_ids[] = {
92 { .driver_info = 1 }, /* Matches all devices */
93 { }, /* Terminating zero entry */
96 MODULE_DEVICE_TABLE(input, evbug_ids);
98 static struct input_handler evbug_handler = {
100 .connect = evbug_connect,
101 .disconnect = evbug_disconnect,
103 .id_table = evbug_ids,
106 static int __init evbug_init(void)
108 return input_register_handler(&evbug_handler);
111 static void __exit evbug_exit(void)
113 input_unregister_handler(&evbug_handler);
116 module_init(evbug_init);
117 module_exit(evbug_exit);