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 65 struct 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 82 struct 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 91 struct 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 translate_mode(struct file * file)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