diff options
Diffstat (limited to 'sound/oss/adlib_card.c')
-rw-r--r-- | sound/oss/adlib_card.c | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/sound/oss/adlib_card.c b/sound/oss/adlib_card.c new file mode 100644 index 000000000000..6414ceb8f072 --- /dev/null +++ b/sound/oss/adlib_card.c | |||
@@ -0,0 +1,73 @@ | |||
1 | /* | ||
2 | * sound/adlib_card.c | ||
3 | * | ||
4 | * Detection routine for the AdLib card. | ||
5 | * | ||
6 | * Copyright (C) by Hannu Savolainen 1993-1997 | ||
7 | * | ||
8 | * OSS/Free for Linux is distributed under the GNU GENERAL PUBLIC LICENSE (GPL) | ||
9 | * Version 2 (June 1991). See the "COPYING" file distributed with this software | ||
10 | * for more info. | ||
11 | */ | ||
12 | |||
13 | #include <linux/module.h> | ||
14 | #include <linux/init.h> | ||
15 | |||
16 | #include "sound_config.h" | ||
17 | |||
18 | #include "opl3.h" | ||
19 | |||
20 | static void __init attach_adlib_card(struct address_info *hw_config) | ||
21 | { | ||
22 | hw_config->slots[0] = opl3_init(hw_config->io_base, hw_config->osp, THIS_MODULE); | ||
23 | } | ||
24 | |||
25 | static int __init probe_adlib(struct address_info *hw_config) | ||
26 | { | ||
27 | return opl3_detect(hw_config->io_base, hw_config->osp); | ||
28 | } | ||
29 | |||
30 | static struct address_info cfg; | ||
31 | |||
32 | static int __initdata io = -1; | ||
33 | |||
34 | module_param(io, int, 0); | ||
35 | |||
36 | static int __init init_adlib(void) | ||
37 | { | ||
38 | cfg.io_base = io; | ||
39 | |||
40 | if (cfg.io_base == -1) { | ||
41 | printk(KERN_ERR "adlib: must specify I/O address.\n"); | ||
42 | return -EINVAL; | ||
43 | } | ||
44 | if (probe_adlib(&cfg) == 0) | ||
45 | return -ENODEV; | ||
46 | attach_adlib_card(&cfg); | ||
47 | |||
48 | return 0; | ||
49 | } | ||
50 | |||
51 | static void __exit cleanup_adlib(void) | ||
52 | { | ||
53 | sound_unload_synthdev(cfg.slots[0]); | ||
54 | |||
55 | } | ||
56 | |||
57 | module_init(init_adlib); | ||
58 | module_exit(cleanup_adlib); | ||
59 | |||
60 | #ifndef MODULE | ||
61 | static int __init setup_adlib(char *str) | ||
62 | { | ||
63 | /* io */ | ||
64 | int ints[2]; | ||
65 | str = get_options(str, ARRAY_SIZE(ints), ints); | ||
66 | |||
67 | io = ints[1]; | ||
68 | |||
69 | return 1; | ||
70 | } | ||
71 | __setup("adlib=", setup_adlib); | ||
72 | #endif | ||
73 | MODULE_LICENSE("GPL"); | ||