/* * ALSA sequencer main module * Copyright (c) 1998-1999 by Frank van de Pol <fvdpol@coil.demon.nl> * * * 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 * */ #include <linux/init.h> #include <linux/moduleparam.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 #elif defined(CONFIG_SND_SEQ_RTCTIMER_DEFAULT) SNDRV_TIMER_GLOBAL_RTC #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; snd_seq_autoload_lock(); if ((err = client_init_data()) < 0) goto error; /* init memory, room for selected events */ if ((err = snd_sequencer_memory_init()) < 0) goto error; /* init event queues */ if ((err = snd_seq_queues_init()) < 0) goto error; /* register sequencer device */ if ((err = snd_sequencer_device_init()) < 0) goto error; /* register proc interface */ if ((err = snd_seq_info_init()) < 0) goto error; /* register our internal client */ if ((err = snd_seq_system_client_init()) < 0) goto error; error: snd_seq_autoload_unlock(); 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(); /* release event memory */ snd_sequencer_memory_done(); } module_init(alsa_seq_init) module_exit(alsa_seq_exit)