linux-stable/sound/core/seq/seq.c
Thomas Gleixner 1a59d1b8e0 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option any later version this program is distributed in the
  hope that it will be useful but without any warranty without even
  the implied warranty of merchantability or fitness for a particular
  purpose see the gnu general public license for more details you
  should have received a copy of the gnu general public license along
  with this program if not write to the free software foundation inc
  59 temple place suite 330 boston ma 02111 1307 usa

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 1334 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070033.113240726@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:26:35 -07:00

120 lines
3.2 KiB
C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* ALSA sequencer main module
* Copyright (c) 1998-1999 by Frank van de Pol <fvdpol@coil.demon.nl>
*/
#include <linux/init.h>
#include <linux/module.h>
#include <linux/device.h>
#include <sound/core.h>
#include <sound/initval.h>
#include <sound/seq_kernel.h>
#include "seq_clientmgr.h"
#include "seq_memory.h"
#include "seq_queue.h"
#include "seq_lock.h"
#include "seq_timer.h"
#include "seq_system.h"
#include "seq_info.h"
#include <sound/minors.h>
#include <sound/seq_device.h>
#if defined(CONFIG_SND_SEQ_DUMMY_MODULE)
int seq_client_load[15] = {[0] = SNDRV_SEQ_CLIENT_DUMMY, [1 ... 14] = -1};
#else
int seq_client_load[15] = {[0 ... 14] = -1};
#endif
int seq_default_timer_class = SNDRV_TIMER_CLASS_GLOBAL;
int seq_default_timer_sclass = SNDRV_TIMER_SCLASS_NONE;
int seq_default_timer_card = -1;
int seq_default_timer_device =
#ifdef CONFIG_SND_SEQ_HRTIMER_DEFAULT
SNDRV_TIMER_GLOBAL_HRTIMER
#else
SNDRV_TIMER_GLOBAL_SYSTEM
#endif
;
int seq_default_timer_subdevice = 0;
int seq_default_timer_resolution = 0; /* Hz */
MODULE_AUTHOR("Frank van de Pol <fvdpol@coil.demon.nl>, Jaroslav Kysela <perex@perex.cz>");
MODULE_DESCRIPTION("Advanced Linux Sound Architecture sequencer.");
MODULE_LICENSE("GPL");
module_param_array(seq_client_load, int, NULL, 0444);
MODULE_PARM_DESC(seq_client_load, "The numbers of global (system) clients to load through kmod.");
module_param(seq_default_timer_class, int, 0644);
MODULE_PARM_DESC(seq_default_timer_class, "The default timer class.");
module_param(seq_default_timer_sclass, int, 0644);
MODULE_PARM_DESC(seq_default_timer_sclass, "The default timer slave class.");
module_param(seq_default_timer_card, int, 0644);
MODULE_PARM_DESC(seq_default_timer_card, "The default timer card number.");
module_param(seq_default_timer_device, int, 0644);
MODULE_PARM_DESC(seq_default_timer_device, "The default timer device number.");
module_param(seq_default_timer_subdevice, int, 0644);
MODULE_PARM_DESC(seq_default_timer_subdevice, "The default timer subdevice number.");
module_param(seq_default_timer_resolution, int, 0644);
MODULE_PARM_DESC(seq_default_timer_resolution, "The default timer resolution in Hz.");
MODULE_ALIAS_CHARDEV(CONFIG_SND_MAJOR, SNDRV_MINOR_SEQUENCER);
MODULE_ALIAS("devname:snd/seq");
/*
* INIT PART
*/
static int __init alsa_seq_init(void)
{
int err;
err = client_init_data();
if (err < 0)
goto error;
/* register sequencer device */
err = snd_sequencer_device_init();
if (err < 0)
goto error;
/* register proc interface */
err = snd_seq_info_init();
if (err < 0)
goto error_device;
/* register our internal client */
err = snd_seq_system_client_init();
if (err < 0)
goto error_info;
snd_seq_autoload_init();
return 0;
error_info:
snd_seq_info_done();
error_device:
snd_sequencer_device_done();
error:
return err;
}
static void __exit alsa_seq_exit(void)
{
/* unregister our internal client */
snd_seq_system_client_done();
/* unregister proc interface */
snd_seq_info_done();
/* delete timing queues */
snd_seq_queues_delete();
/* unregister sequencer device */
snd_sequencer_device_done();
snd_seq_autoload_exit();
}
module_init(alsa_seq_init)
module_exit(alsa_seq_exit)