tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * sound/oss/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
20static 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
25static int __init probe_adlib(struct address_info *hw_config)
26{
27 return opl3_detect(hw_config->io_base, hw_config->osp);
28}
29
30static struct address_info cfg;
31
32static int __initdata io = -1;
33
34module_param(io, int, 0);
35
36static 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
51static void __exit cleanup_adlib(void)
52{
53 sound_unload_synthdev(cfg.slots[0]);
54
55}
56
57module_init(init_adlib);
58module_exit(cleanup_adlib);
59
60#ifndef MODULE
61static 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
73MODULE_LICENSE("GPL");