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[/] [test_project/] [trunk/] [linux_sd_driver/] [drivers/] [input/] [evbug.c] - Blame information for rev 78

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Line No. Rev Author Line
1 62 marcus.erl
/*
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 * $Id: evbug.c,v 1.10 2001/09/25 10:12:07 vojtech Exp $
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 *
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 *  Copyright (c) 1999-2001 Vojtech Pavlik
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 */
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/*
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 *  Input driver event debug module - dumps all events into syslog
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 */
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/*
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 * This program is free software; you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation; either version 2 of the License, or
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 * (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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 *
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 * Should you need to contact me, the author, you can do so either by
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 * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
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 * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
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 */
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#include <linux/slab.h>
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#include <linux/module.h>
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#include <linux/input.h>
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#include <linux/init.h>
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#include <linux/device.h>
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MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>");
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MODULE_DESCRIPTION("Input driver event debug module");
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MODULE_LICENSE("GPL");
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static void evbug_event(struct input_handle *handle, unsigned int type, unsigned int code, int value)
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{
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        printk(KERN_DEBUG "evbug.c: Event. Dev: %s, Type: %d, Code: %d, Value: %d\n",
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                handle->dev->phys, type, code, value);
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}
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static int evbug_connect(struct input_handler *handler, struct input_dev *dev,
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                         const struct input_device_id *id)
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{
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        struct input_handle *handle;
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        int error;
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        handle = kzalloc(sizeof(struct input_handle), GFP_KERNEL);
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        if (!handle)
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                return -ENOMEM;
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        handle->dev = dev;
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        handle->handler = handler;
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        handle->name = "evbug";
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        error = input_register_handle(handle);
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        if (error)
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                goto err_free_handle;
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        error = input_open_device(handle);
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        if (error)
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                goto err_unregister_handle;
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        printk(KERN_DEBUG "evbug.c: Connected device: \"%s\", %s\n", dev->name, dev->phys);
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        return 0;
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 err_unregister_handle:
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        input_unregister_handle(handle);
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 err_free_handle:
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        kfree(handle);
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        return error;
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}
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static void evbug_disconnect(struct input_handle *handle)
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{
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        printk(KERN_DEBUG "evbug.c: Disconnected device: %s\n", handle->dev->phys);
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        input_close_device(handle);
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        input_unregister_handle(handle);
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        kfree(handle);
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}
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static const struct input_device_id evbug_ids[] = {
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        { .driver_info = 1 },   /* Matches all devices */
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        { },                    /* Terminating zero entry */
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};
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MODULE_DEVICE_TABLE(input, evbug_ids);
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static struct input_handler evbug_handler = {
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        .event =        evbug_event,
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        .connect =      evbug_connect,
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        .disconnect =   evbug_disconnect,
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        .name =         "evbug",
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        .id_table =     evbug_ids,
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};
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static int __init evbug_init(void)
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{
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        return input_register_handler(&evbug_handler);
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}
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static void __exit evbug_exit(void)
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{
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        input_unregister_handler(&evbug_handler);
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}
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module_init(evbug_init);
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module_exit(evbug_exit);

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