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1da177e4 LT |
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 | ||
1da177e4 LT |
22 | #include <linux/init.h> |
23 | #include <linux/moduleparam.h> | |
24 | #include <sound/core.h> | |
25 | #include <sound/initval.h> | |
26 | ||
27 | #include <sound/seq_kernel.h> | |
28 | #include "seq_clientmgr.h" | |
29 | #include "seq_memory.h" | |
30 | #include "seq_queue.h" | |
31 | #include "seq_lock.h" | |
32 | #include "seq_timer.h" | |
33 | #include "seq_system.h" | |
34 | #include "seq_info.h" | |
35 | #include <sound/seq_device.h> | |
36 | ||
37 | #if defined(CONFIG_SND_SEQ_DUMMY_MODULE) | |
aa1e77e6 | 38 | int seq_client_load[15] = {[0] = SNDRV_SEQ_CLIENT_DUMMY, [1 ... 14] = -1}; |
1da177e4 | 39 | #else |
aa1e77e6 | 40 | int seq_client_load[15] = {[0 ... 14] = -1}; |
1da177e4 LT |
41 | #endif |
42 | int seq_default_timer_class = SNDRV_TIMER_CLASS_GLOBAL; | |
43 | int seq_default_timer_sclass = SNDRV_TIMER_SCLASS_NONE; | |
44 | int seq_default_timer_card = -1; | |
a4f508b2 | 45 | int seq_default_timer_device = |
bbaf5e97 TI |
46 | #ifdef CONFIG_SND_SEQ_HRTIMER_DEFAULT |
47 | SNDRV_TIMER_GLOBAL_HRTIMER | |
48 | #elif defined(CONFIG_SND_SEQ_RTCTIMER_DEFAULT) | |
a4f508b2 CL |
49 | SNDRV_TIMER_GLOBAL_RTC |
50 | #else | |
51 | SNDRV_TIMER_GLOBAL_SYSTEM | |
52 | #endif | |
53 | ; | |
1da177e4 LT |
54 | int seq_default_timer_subdevice = 0; |
55 | int seq_default_timer_resolution = 0; /* Hz */ | |
56 | ||
c1017a4c | 57 | MODULE_AUTHOR("Frank van de Pol <fvdpol@coil.demon.nl>, Jaroslav Kysela <perex@perex.cz>"); |
1da177e4 LT |
58 | MODULE_DESCRIPTION("Advanced Linux Sound Architecture sequencer."); |
59 | MODULE_LICENSE("GPL"); | |
60 | ||
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."); | |
75 | ||
76 | /* | |
77 | * INIT PART | |
78 | */ | |
79 | ||
80 | static int __init alsa_seq_init(void) | |
81 | { | |
82 | int err; | |
83 | ||
84 | snd_seq_autoload_lock(); | |
85 | if ((err = client_init_data()) < 0) | |
86 | goto error; | |
87 | ||
88 | /* init memory, room for selected events */ | |
89 | if ((err = snd_sequencer_memory_init()) < 0) | |
90 | goto error; | |
91 | ||
92 | /* init event queues */ | |
93 | if ((err = snd_seq_queues_init()) < 0) | |
94 | goto error; | |
95 | ||
96 | /* register sequencer device */ | |
97 | if ((err = snd_sequencer_device_init()) < 0) | |
98 | goto error; | |
99 | ||
100 | /* register proc interface */ | |
101 | if ((err = snd_seq_info_init()) < 0) | |
102 | goto error; | |
103 | ||
104 | /* register our internal client */ | |
105 | if ((err = snd_seq_system_client_init()) < 0) | |
106 | goto error; | |
107 | ||
108 | error: | |
109 | snd_seq_autoload_unlock(); | |
110 | return err; | |
111 | } | |
112 | ||
113 | static void __exit alsa_seq_exit(void) | |
114 | { | |
115 | /* unregister our internal client */ | |
116 | snd_seq_system_client_done(); | |
117 | ||
118 | /* unregister proc interface */ | |
119 | snd_seq_info_done(); | |
120 | ||
121 | /* delete timing queues */ | |
122 | snd_seq_queues_delete(); | |
123 | ||
124 | /* unregister sequencer device */ | |
125 | snd_sequencer_device_done(); | |
126 | ||
127 | /* release event memory */ | |
128 | snd_sequencer_memory_done(); | |
129 | } | |
130 | ||
131 | module_init(alsa_seq_init) | |
132 | module_exit(alsa_seq_exit) |