LXR linux/sound/core/seq/seq

   1/*
   2 *   ALSA sequencer /proc interface
   3 *   Copyright (c) 1998 by Frank van de Pol <fvdpol@coil.demon.nl>
   4 *
   5 *
   6 *   This program is free software; you can redistribute it and/or modify
   7 *   it under the terms of the GNU General Public License as published by
   8 *   the Free Software Foundation; either version 2 of the License, or
   9 *   (at your option) any later version.
  10 *
  11 *   This program is distributed in the hope that it will be useful,
  12 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 *   GNU General Public License for more details.
  15 *
  16 *   You should have received a copy of the GNU General Public License
  17 *   along with this program; if not, write to the Free Software
  18 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  19 *
  20 */
  21
  22#include <linux/init.h>
  23#include <sound/core.h>
  24
  25#include "seq_info.h"
  26#include "seq_clientmgr.h"
  27#include "seq_timer.h"
  28
  29#ifdef CONFIG_PROC_FS
  30static struct snd_info_entry *queues_entry;
  31static struct snd_info_entry *clients_entry;
  32static struct snd_info_entry *timer_entry;
  33
  34
  35static struct snd_info_entry * __init
  36create_info_entry(char *name, void (*read)(struct snd_info_entry *,
  37                                           struct snd_info_buffer *))
  38{
  39        struct snd_info_entry *entry;
  40
  41        entry = snd_info_create_module_entry(THIS_MODULE, name, snd_seq_root);
  42        if (entry == NULL)
  43                return NULL;
  44        entry->content = SNDRV_INFO_CONTENT_TEXT;
  45        entry->c.text.read = read;
  46        if (snd_info_register(entry) < 0) {
  47                snd_info_free_entry(entry);
  48                return NULL;
  49        }
  50        return entry;
  51}
  52
  53/* create all our /proc entries */
  54int __init snd_seq_info_init(void)
  55{
  56        queues_entry = create_info_entry("queues",
  57                                         snd_seq_info_queues_read);
  58        clients_entry = create_info_entry("clients",
  59                                          snd_seq_info_clients_read);
  60        timer_entry = create_info_entry("timer", snd_seq_info_timer_read);
  61        return 0;
  62}
  63
  64int __exit snd_seq_info_done(void)
  65{
  66        snd_info_free_entry(queues_entry);
  67        snd_info_free_entry(clients_entry);
  68        snd_info_free_entry(timer_entry);
  69        return 0;
  70}
  71#endif
  72