2 * ALSA sequencer main module
3 * Copyright (c) 1998-1999 by Frank van de Pol <fvdpol@coil.demon.nl>
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.
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.
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
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>
28 #include <sound/seq_kernel.h>
29 #include "seq_clientmgr.h"
30 #include "seq_memory.h"
31 #include "seq_queue.h"
33 #include "seq_timer.h"
34 #include "seq_system.h"
36 #include <sound/minors.h>
37 #include <sound/seq_device.h>
39 #if defined(CONFIG_SND_SEQ_DUMMY_MODULE)
40 int seq_client_load
[15] = {[0] = SNDRV_SEQ_CLIENT_DUMMY
, [1 ... 14] = -1};
42 int seq_client_load
[15] = {[0 ... 14] = -1};
44 int seq_default_timer_class
= SNDRV_TIMER_CLASS_GLOBAL
;
45 int seq_default_timer_sclass
= SNDRV_TIMER_SCLASS_NONE
;
46 int seq_default_timer_card
= -1;
47 int seq_default_timer_device
=
48 #ifdef CONFIG_SND_SEQ_HRTIMER_DEFAULT
49 SNDRV_TIMER_GLOBAL_HRTIMER
51 SNDRV_TIMER_GLOBAL_SYSTEM
54 int seq_default_timer_subdevice
= 0;
55 int seq_default_timer_resolution
= 0; /* Hz */
57 MODULE_AUTHOR("Frank van de Pol <fvdpol@coil.demon.nl>, Jaroslav Kysela <perex@perex.cz>");
58 MODULE_DESCRIPTION("Advanced Linux Sound Architecture sequencer.");
59 MODULE_LICENSE("GPL");
61 module_param_array(seq_client_load
, int, NULL
, 0444);
62 MODULE_PARM_DESC(seq_client_load
, "The numbers of global (system) clients to load through kmod.");
63 module_param(seq_default_timer_class
, int, 0644);
64 MODULE_PARM_DESC(seq_default_timer_class
, "The default timer class.");
65 module_param(seq_default_timer_sclass
, int, 0644);
66 MODULE_PARM_DESC(seq_default_timer_sclass
, "The default timer slave class.");
67 module_param(seq_default_timer_card
, int, 0644);
68 MODULE_PARM_DESC(seq_default_timer_card
, "The default timer card number.");
69 module_param(seq_default_timer_device
, int, 0644);
70 MODULE_PARM_DESC(seq_default_timer_device
, "The default timer device number.");
71 module_param(seq_default_timer_subdevice
, int, 0644);
72 MODULE_PARM_DESC(seq_default_timer_subdevice
, "The default timer subdevice number.");
73 module_param(seq_default_timer_resolution
, int, 0644);
74 MODULE_PARM_DESC(seq_default_timer_resolution
, "The default timer resolution in Hz.");
76 MODULE_ALIAS_CHARDEV(CONFIG_SND_MAJOR
, SNDRV_MINOR_SEQUENCER
);
77 MODULE_ALIAS("devname:snd/seq");
83 static int __init
alsa_seq_init(void)
87 if ((err
= client_init_data()) < 0)
90 /* init memory, room for selected events */
91 if ((err
= snd_sequencer_memory_init()) < 0)
94 /* init event queues */
95 if ((err
= snd_seq_queues_init()) < 0)
98 /* register sequencer device */
99 if ((err
= snd_sequencer_device_init()) < 0)
102 /* register proc interface */
103 if ((err
= snd_seq_info_init()) < 0)
106 /* register our internal client */
107 if ((err
= snd_seq_system_client_init()) < 0)
110 snd_seq_autoload_init();
115 static void __exit
alsa_seq_exit(void)
117 /* unregister our internal client */
118 snd_seq_system_client_done();
120 /* unregister proc interface */
123 /* delete timing queues */
124 snd_seq_queues_delete();
126 /* unregister sequencer device */
127 snd_sequencer_device_done();
129 /* release event memory */
130 snd_sequencer_memory_done();
132 snd_seq_autoload_exit();
135 module_init(alsa_seq_init
)
136 module_exit(alsa_seq_exit
)