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sound_config.h
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sound_config.h
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/* sound_config.h
*
* A driver for sound cards, misc. configuration parameters.
*/
/*
* Copyright (C) by Hannu Savolainen 1993-1997
*
* OSS/Free for Linux is distributed under the GNU GENERAL PUBLIC LICENSE (GPL)
* Version 2 (June 1991). See the "COPYING" file distributed with this software
* for more info.
*/
#ifndef _SOUND_CONFIG_H_
#define _SOUND_CONFIG_H_
#include <linux/fs.h>
#include <linux/sound.h>
#include "os.h"
#include "soundvers.h"
#ifndef SND_DEFAULT_ENABLE
#define SND_DEFAULT_ENABLE 1
#endif
#ifndef MAX_REALTIME_FACTOR
#define MAX_REALTIME_FACTOR 4
#endif
/*
* Use always 64k buffer size. There is no reason to use shorter.
*/
#undef DSP_BUFFSIZE
#define DSP_BUFFSIZE (64*1024)
#ifndef DSP_BUFFCOUNT
#define DSP_BUFFCOUNT 1 /* 1 is recommended. */
#endif
#define FM_MONO 0x388 /* This is the I/O address used by AdLib */
#ifndef CONFIG_PAS_BASE
#define CONFIG_PAS_BASE 0x388
#endif
/* SEQ_MAX_QUEUE is the maximum number of sequencer events buffered by the
driver. (There is no need to alter this) */
#define SEQ_MAX_QUEUE 1024
#define SBFM_MAXINSTR (256) /* Size of the FM Instrument bank */
/* 128 instruments for general MIDI setup and 16 unassigned */
#define SND_NDEVS 256 /* Number of supported devices */
#define DSP_DEFAULT_SPEED 8000
#define MAX_AUDIO_DEV 5
#define MAX_MIXER_DEV 5
#define MAX_SYNTH_DEV 5
#define MAX_MIDI_DEV 6
#define MAX_TIMER_DEV 4
struct address_info {
int io_base;
int irq;
int dma;
int dma2;
int always_detect; /* 1=Trust me, it's there */
char *name;
int driver_use_1; /* Driver defined field 1 */
int driver_use_2; /* Driver defined field 2 */
int *osp; /* OS specific info */
int card_subtype; /* Driver specific. Usually 0 */
void *memptr; /* Module memory chainer */
int slots[6]; /* To remember driver slot ids */
};
#define SYNTH_MAX_VOICES 32
struct voice_alloc_info {
int max_voice;
int used_voices;
int ptr; /* For device specific use */
unsigned short map[SYNTH_MAX_VOICES]; /* (ch << 8) | (note+1) */
int timestamp;
int alloc_times[SYNTH_MAX_VOICES];
};
struct channel_info {
int pgm_num;
int bender_value;
int bender_range;
unsigned char controllers[128];
};
/*
* Process wakeup reasons
*/
#define WK_NONE 0x00
#define WK_WAKEUP 0x01
#define WK_TIMEOUT 0x02
#define WK_SIGNAL 0x04
#define WK_SLEEP 0x08
#define WK_SELECT 0x10
#define WK_ABORT 0x20
#define OPEN_READ PCM_ENABLE_INPUT
#define OPEN_WRITE PCM_ENABLE_OUTPUT
#define OPEN_READWRITE (OPEN_READ|OPEN_WRITE)
static inline int translate_mode(struct file *file)
{
if (OPEN_READ == (__force int)FMODE_READ &&
OPEN_WRITE == (__force int)FMODE_WRITE)
return (__force int)(file->f_mode & (FMODE_READ | FMODE_WRITE));
else
return ((file->f_mode & FMODE_READ) ? OPEN_READ : 0) |
((file->f_mode & FMODE_WRITE) ? OPEN_WRITE : 0);
}
#include "sound_calls.h"
#include "dev_table.h"
#ifndef DDB
#define DDB(x) do {} while (0)
#endif
#ifndef MDB
#ifdef MODULE
#define MDB(x) x
#else
#define MDB(x)
#endif
#endif
#define TIMER_ARMED 121234
#define TIMER_NOT_ARMED 1
#define MAX_MEM_BLOCKS 1024
#endif