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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/* sound_config.h
2 *
3 * A driver for sound cards, misc. configuration parameters.
4 */
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
14#ifndef _SOUND_CONFIG_H_
15#define _SOUND_CONFIG_H_
16
17#include <linux/config.h>
18#include <linux/fs.h>
19#include <linux/sound.h>
20
21#include "os.h"
22#include "soundvers.h"
23
24
25#ifndef SND_DEFAULT_ENABLE
26#define SND_DEFAULT_ENABLE 1
27#endif
28
29#ifndef MAX_REALTIME_FACTOR
30#define MAX_REALTIME_FACTOR 4
31#endif
32
33/*
34 * Use always 64k buffer size. There is no reason to use shorter.
35 */
36#undef DSP_BUFFSIZE
37#define DSP_BUFFSIZE (64*1024)
38
39#ifndef DSP_BUFFCOUNT
40#define DSP_BUFFCOUNT 1 /* 1 is recommended. */
41#endif
42
43#define FM_MONO 0x388 /* This is the I/O address used by AdLib */
44
45#ifndef CONFIG_PAS_BASE
46#define CONFIG_PAS_BASE 0x388
47#endif
48
49/* SEQ_MAX_QUEUE is the maximum number of sequencer events buffered by the
50 driver. (There is no need to alter this) */
51#define SEQ_MAX_QUEUE 1024
52
53#define SBFM_MAXINSTR (256) /* Size of the FM Instrument bank */
54/* 128 instruments for general MIDI setup and 16 unassigned */
55
56#define SND_NDEVS 256 /* Number of supported devices */
57
58#define DSP_DEFAULT_SPEED 8000
59
60#define MAX_AUDIO_DEV 5
61#define MAX_MIXER_DEV 5
62#define MAX_SYNTH_DEV 5
63#define MAX_MIDI_DEV 6
64#define MAX_TIMER_DEV 4
65
66struct address_info {
67 int io_base;
68 int irq;
69 int dma;
70 int dma2;
71 int always_detect; /* 1=Trust me, it's there */
72 char *name;
73 int driver_use_1; /* Driver defined field 1 */
74 int driver_use_2; /* Driver defined field 2 */
75 int *osp; /* OS specific info */
76 int card_subtype; /* Driver specific. Usually 0 */
77 void *memptr; /* Module memory chainer */
78 int slots[6]; /* To remember driver slot ids */
79};
80
81#define SYNTH_MAX_VOICES 32
82
83struct voice_alloc_info {
84 int max_voice;
85 int used_voices;
86 int ptr; /* For device specific use */
87 unsigned short map[SYNTH_MAX_VOICES]; /* (ch << 8) | (note+1) */
88 int timestamp;
89 int alloc_times[SYNTH_MAX_VOICES];
90 };
91
92struct channel_info {
93 int pgm_num;
94 int bender_value;
95 int bender_range;
96 unsigned char controllers[128];
97 };
98
99/*
100 * Process wakeup reasons
101 */
102#define WK_NONE 0x00
103#define WK_WAKEUP 0x01
104#define WK_TIMEOUT 0x02
105#define WK_SIGNAL 0x04
106#define WK_SLEEP 0x08
107#define WK_SELECT 0x10
108#define WK_ABORT 0x20
109
110#define OPEN_READ PCM_ENABLE_INPUT
111#define OPEN_WRITE PCM_ENABLE_OUTPUT
112#define OPEN_READWRITE (OPEN_READ|OPEN_WRITE)
113
114#if OPEN_READ == FMODE_READ && OPEN_WRITE == FMODE_WRITE
115
116static inline int translate_mode(struct file *file)
117{
118 return file->f_mode;
119}
120
121#else
122
123static inline int translate_mode(struct file *file)
124{
125 return ((file->f_mode & FMODE_READ) ? OPEN_READ : 0) |
126 ((file->f_mode & FMODE_WRITE) ? OPEN_WRITE : 0);
127}
128
129#endif
130
131
132#include "sound_calls.h"
133#include "dev_table.h"
134
135#ifndef DEB
136#define DEB(x)
137#endif
138
139#ifndef DDB
140#define DDB(x) do {} while (0)
141#endif
142
143#ifndef MDB
144#ifdef MODULE
145#define MDB(x) x
146#else
147#define MDB(x)
148#endif
149#endif
150
151#define TIMER_ARMED 121234
152#define TIMER_NOT_ARMED 1
153
154#endif