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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/sound/core/seq/seq_info.c
10818 views
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/*

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 *   ALSA sequencer /proc interface

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 *   Copyright (c) 1998 by Frank van de Pol <[email protected]>

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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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 */

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#include <linux/init.h>

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#include <sound/core.h>

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#include "seq_info.h"

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#include "seq_clientmgr.h"

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#include "seq_timer.h"

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#ifdef CONFIG_PROC_FS

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static struct snd_info_entry *queues_entry;

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static struct snd_info_entry *clients_entry;

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static struct snd_info_entry *timer_entry;

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static struct snd_info_entry * __init

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create_info_entry(char *name, void (*read)(struct snd_info_entry *,

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					   struct snd_info_buffer *))

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{

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	struct snd_info_entry *entry;

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	entry = snd_info_create_module_entry(THIS_MODULE, name, snd_seq_root);

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	if (entry == NULL)

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		return NULL;

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	entry->content = SNDRV_INFO_CONTENT_TEXT;

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	entry->c.text.read = read;

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	if (snd_info_register(entry) < 0) {

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		snd_info_free_entry(entry);

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		return NULL;

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	}

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	return entry;

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}

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/* create all our /proc entries */

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int __init snd_seq_info_init(void)

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{

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	queues_entry = create_info_entry("queues",

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					 snd_seq_info_queues_read);

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	clients_entry = create_info_entry("clients",

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					  snd_seq_info_clients_read);

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	timer_entry = create_info_entry("timer", snd_seq_info_timer_read);

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	return 0;

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}

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int __exit snd_seq_info_done(void)

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{

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	snd_info_free_entry(queues_entry);

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	snd_info_free_entry(clients_entry);

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	snd_info_free_entry(timer_entry);

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	return 0;

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}

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#endif

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