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1a59d1b8 | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
1da177e4 LT |
2 | /* |
3 | * ALSA sequencer main module | |
4 | * Copyright (c) 1998-1999 by Frank van de Pol <fvdpol@coil.demon.nl> | |
1da177e4 LT |
5 | */ |
6 | ||
1da177e4 | 7 | #include <linux/init.h> |
65a77217 | 8 | #include <linux/module.h> |
51990e82 | 9 | #include <linux/device.h> |
1da177e4 LT |
10 | #include <sound/core.h> |
11 | #include <sound/initval.h> | |
12 | ||
13 | #include <sound/seq_kernel.h> | |
14 | #include "seq_clientmgr.h" | |
15 | #include "seq_memory.h" | |
16 | #include "seq_queue.h" | |
17 | #include "seq_lock.h" | |
18 | #include "seq_timer.h" | |
19 | #include "seq_system.h" | |
20 | #include "seq_info.h" | |
03cfe6f5 | 21 | #include <sound/minors.h> |
1da177e4 LT |
22 | #include <sound/seq_device.h> |
23 | ||
24 | #if defined(CONFIG_SND_SEQ_DUMMY_MODULE) | |
aa1e77e6 | 25 | int seq_client_load[15] = {[0] = SNDRV_SEQ_CLIENT_DUMMY, [1 ... 14] = -1}; |
1da177e4 | 26 | #else |
aa1e77e6 | 27 | int seq_client_load[15] = {[0 ... 14] = -1}; |
1da177e4 LT |
28 | #endif |
29 | int seq_default_timer_class = SNDRV_TIMER_CLASS_GLOBAL; | |
30 | int seq_default_timer_sclass = SNDRV_TIMER_SCLASS_NONE; | |
31 | int seq_default_timer_card = -1; | |
a4f508b2 | 32 | int seq_default_timer_device = |
bbaf5e97 TI |
33 | #ifdef CONFIG_SND_SEQ_HRTIMER_DEFAULT |
34 | SNDRV_TIMER_GLOBAL_HRTIMER | |
a4f508b2 CL |
35 | #else |
36 | SNDRV_TIMER_GLOBAL_SYSTEM | |
37 | #endif | |
38 | ; | |
1da177e4 LT |
39 | int seq_default_timer_subdevice = 0; |
40 | int seq_default_timer_resolution = 0; /* Hz */ | |
41 | ||
c1017a4c | 42 | MODULE_AUTHOR("Frank van de Pol <fvdpol@coil.demon.nl>, Jaroslav Kysela <perex@perex.cz>"); |
1da177e4 LT |
43 | MODULE_DESCRIPTION("Advanced Linux Sound Architecture sequencer."); |
44 | MODULE_LICENSE("GPL"); | |
45 | ||
46 | module_param_array(seq_client_load, int, NULL, 0444); | |
47 | MODULE_PARM_DESC(seq_client_load, "The numbers of global (system) clients to load through kmod."); | |
48 | module_param(seq_default_timer_class, int, 0644); | |
49 | MODULE_PARM_DESC(seq_default_timer_class, "The default timer class."); | |
50 | module_param(seq_default_timer_sclass, int, 0644); | |
51 | MODULE_PARM_DESC(seq_default_timer_sclass, "The default timer slave class."); | |
52 | module_param(seq_default_timer_card, int, 0644); | |
53 | MODULE_PARM_DESC(seq_default_timer_card, "The default timer card number."); | |
54 | module_param(seq_default_timer_device, int, 0644); | |
55 | MODULE_PARM_DESC(seq_default_timer_device, "The default timer device number."); | |
56 | module_param(seq_default_timer_subdevice, int, 0644); | |
57 | MODULE_PARM_DESC(seq_default_timer_subdevice, "The default timer subdevice number."); | |
58 | module_param(seq_default_timer_resolution, int, 0644); | |
59 | MODULE_PARM_DESC(seq_default_timer_resolution, "The default timer resolution in Hz."); | |
60 | ||
03cfe6f5 KS |
61 | MODULE_ALIAS_CHARDEV(CONFIG_SND_MAJOR, SNDRV_MINOR_SEQUENCER); |
62 | MODULE_ALIAS("devname:snd/seq"); | |
63 | ||
1da177e4 LT |
64 | /* |
65 | * INIT PART | |
66 | */ | |
67 | ||
68 | static int __init alsa_seq_init(void) | |
69 | { | |
70 | int err; | |
71 | ||
00976ad5 TI |
72 | err = client_init_data(); |
73 | if (err < 0) | |
1da177e4 LT |
74 | goto error; |
75 | ||
76 | /* register sequencer device */ | |
00976ad5 TI |
77 | err = snd_sequencer_device_init(); |
78 | if (err < 0) | |
1da177e4 LT |
79 | goto error; |
80 | ||
81 | /* register proc interface */ | |
00976ad5 TI |
82 | err = snd_seq_info_init(); |
83 | if (err < 0) | |
84 | goto error_device; | |
1da177e4 LT |
85 | |
86 | /* register our internal client */ | |
00976ad5 TI |
87 | err = snd_seq_system_client_init(); |
88 | if (err < 0) | |
89 | goto error_info; | |
1da177e4 | 90 | |
68ab6108 | 91 | snd_seq_autoload_init(); |
00976ad5 TI |
92 | return 0; |
93 | ||
94 | error_info: | |
95 | snd_seq_info_done(); | |
96 | error_device: | |
97 | snd_sequencer_device_done(); | |
1da177e4 | 98 | error: |
1da177e4 LT |
99 | return err; |
100 | } | |
101 | ||
102 | static void __exit alsa_seq_exit(void) | |
103 | { | |
104 | /* unregister our internal client */ | |
105 | snd_seq_system_client_done(); | |
106 | ||
107 | /* unregister proc interface */ | |
108 | snd_seq_info_done(); | |
109 | ||
110 | /* delete timing queues */ | |
111 | snd_seq_queues_delete(); | |
112 | ||
113 | /* unregister sequencer device */ | |
114 | snd_sequencer_device_done(); | |
115 | ||
68ab6108 | 116 | snd_seq_autoload_exit(); |
1da177e4 LT |
117 | } |
118 | ||
119 | module_init(alsa_seq_init) | |
120 | module_exit(alsa_seq_exit) |