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(I'm so sorry!) Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121// 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};#elseint seq_client_load[15] = {[0 ... 14] = -1};#endifint 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)