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