1/*
2 *  ALSA sequencer main module
3 *  Copyright (c) 1998-1999 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 <linux/module.h>
24#include <linux/device.h>
25#include <sound/core.h>
26#include <sound/initval.h>
27
28#include <sound/seq_kernel.h>
29#include "seq_clientmgr.h"
30#include "seq_memory.h"
31#include "seq_queue.h"
32#include "seq_lock.h"
33#include "seq_timer.h"
34#include "seq_system.h"
35#include "seq_info.h"
36#include <sound/minors.h>
37#include <sound/seq_device.h>
38
39#if defined(CONFIG_SND_SEQ_DUMMY_MODULE)
40int seq_client_load[15] = {[0] = SNDRV_SEQ_CLIENT_DUMMY, [1 ... 14] = -1};
41#else
42int seq_client_load[15] = {[0 ... 14] = -1};
43#endif
44int seq_default_timer_class = SNDRV_TIMER_CLASS_GLOBAL;
45int seq_default_timer_sclass = SNDRV_TIMER_SCLASS_NONE;
46int seq_default_timer_card = -1;
47int seq_default_timer_device =
48#ifdef CONFIG_SND_SEQ_HRTIMER_DEFAULT
49	SNDRV_TIMER_GLOBAL_HRTIMER
50#elif defined(CONFIG_SND_SEQ_RTCTIMER_DEFAULT)
51	SNDRV_TIMER_GLOBAL_RTC
52#else
53	SNDRV_TIMER_GLOBAL_SYSTEM
54#endif
55	;
56int seq_default_timer_subdevice = 0;
57int seq_default_timer_resolution = 0;	/* Hz */
58
59MODULE_AUTHOR("Frank van de Pol <fvdpol@coil.demon.nl>, Jaroslav Kysela <perex@perex.cz>");
60MODULE_DESCRIPTION("Advanced Linux Sound Architecture sequencer.");
61MODULE_LICENSE("GPL");
62
63module_param_array(seq_client_load, int, NULL, 0444);
64MODULE_PARM_DESC(seq_client_load, "The numbers of global (system) clients to load through kmod.");
65module_param(seq_default_timer_class, int, 0644);
66MODULE_PARM_DESC(seq_default_timer_class, "The default timer class.");
67module_param(seq_default_timer_sclass, int, 0644);
68MODULE_PARM_DESC(seq_default_timer_sclass, "The default timer slave class.");
69module_param(seq_default_timer_card, int, 0644);
70MODULE_PARM_DESC(seq_default_timer_card, "The default timer card number.");
71module_param(seq_default_timer_device, int, 0644);
72MODULE_PARM_DESC(seq_default_timer_device, "The default timer device number.");
73module_param(seq_default_timer_subdevice, int, 0644);
74MODULE_PARM_DESC(seq_default_timer_subdevice, "The default timer subdevice number.");
75module_param(seq_default_timer_resolution, int, 0644);
76MODULE_PARM_DESC(seq_default_timer_resolution, "The default timer resolution in Hz.");
77
78MODULE_ALIAS_CHARDEV(CONFIG_SND_MAJOR, SNDRV_MINOR_SEQUENCER);
79MODULE_ALIAS("devname:snd/seq");
80
81/*
82 *  INIT PART
83 */
84
85static int __init alsa_seq_init(void)
86{
87	int err;
88
89	if ((err = client_init_data()) < 0)
90		goto error;
91
92	/* init memory, room for selected events */
93	if ((err = snd_sequencer_memory_init()) < 0)
94		goto error;
95
96	/* init event queues */
97	if ((err = snd_seq_queues_init()) < 0)
98		goto error;
99
100	/* register sequencer device */
101	if ((err = snd_sequencer_device_init()) < 0)
102		goto error;
103
104	/* register proc interface */
105	if ((err = snd_seq_info_init()) < 0)
106		goto error;
107
108	/* register our internal client */
109	if ((err = snd_seq_system_client_init()) < 0)
110		goto error;
111
112	snd_seq_autoload_init();
113 error:
114	return err;
115}
116
117static void __exit alsa_seq_exit(void)
118{
119	/* unregister our internal client */
120	snd_seq_system_client_done();
121
122	/* unregister proc interface */
123	snd_seq_info_done();
124
125	/* delete timing queues */
126	snd_seq_queues_delete();
127
128	/* unregister sequencer device */
129	snd_sequencer_device_done();
130
131	/* release event memory */
132	snd_sequencer_memory_done();
133
134	snd_seq_autoload_exit();
135}
136
137module_init(alsa_seq_init)
138module_exit(alsa_seq_exit)
139