1/* 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) {}
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
155