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-rw-r--r--include/sound/ainstr_simple.h156
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diff --git a/include/sound/ainstr_simple.h b/include/sound/ainstr_simple.h
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+/*
+ * Advanced Linux Sound Architecture
+ *
+ * Simple (MOD player) Instrument Format
+ * Copyright (c) 1994-99 by Jaroslav Kysela <perex@suse.cz>
+ *
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#ifndef __SOUND_AINSTR_SIMPLE_H
+#define __SOUND_AINSTR_SIMPLE_H
+
+#ifndef __KERNEL__
+#include <asm/types.h>
+#include <asm/byteorder.h>
+#endif
+
+/*
+ * share types (share ID 1)
+ */
+
+#define SIMPLE_SHARE_FILE 0
+
+/*
+ * wave formats
+ */
+
+#define SIMPLE_WAVE_16BIT 0x0001 /* 16-bit wave */
+#define SIMPLE_WAVE_UNSIGNED 0x0002 /* unsigned wave */
+#define SIMPLE_WAVE_INVERT 0x0002 /* same as unsigned wave */
+#define SIMPLE_WAVE_BACKWARD 0x0004 /* backward mode (maybe used for reverb or ping-ping loop) */
+#define SIMPLE_WAVE_LOOP 0x0008 /* loop mode */
+#define SIMPLE_WAVE_BIDIR 0x0010 /* bidirectional mode */
+#define SIMPLE_WAVE_STEREO 0x0100 /* stereo wave */
+#define SIMPLE_WAVE_ULAW 0x0200 /* uLaw compression mode */
+
+/*
+ * instrument effects
+ */
+
+#define SIMPLE_EFFECT_NONE 0
+#define SIMPLE_EFFECT_REVERB 1
+#define SIMPLE_EFFECT_CHORUS 2
+#define SIMPLE_EFFECT_ECHO 3
+
+/*
+ * instrument info
+ */
+
+typedef struct simple_instrument_info {
+ unsigned int format; /* supported format bits */
+ unsigned int effects; /* supported effects (1 << SIMPLE_EFFECT_*) */
+ unsigned int max8_len; /* maximum 8-bit wave length */
+ unsigned int max16_len; /* maximum 16-bit wave length */
+} simple_instrument_info_t;
+
+/*
+ * Instrument
+ */
+
+typedef struct {
+ unsigned int share_id[4]; /* share id - zero = no sharing */
+ unsigned int format; /* wave format */
+
+ struct {
+ unsigned int number; /* some other ID for this instrument */
+ unsigned int memory; /* begin of waveform in onboard memory */
+ unsigned char *ptr; /* pointer to waveform in system memory */
+ } address;
+
+ unsigned int size; /* size of waveform in samples */
+ unsigned int start; /* start offset in samples * 16 (lowest 4 bits - fraction) */
+ unsigned int loop_start; /* loop start offset in samples * 16 (lowest 4 bits - fraction) */
+ unsigned int loop_end; /* loop end offset in samples * 16 (lowest 4 bits - fraction) */
+ unsigned short loop_repeat; /* loop repeat - 0 = forever */
+
+ unsigned char effect1; /* effect 1 */
+ unsigned char effect1_depth; /* 0-127 */
+ unsigned char effect2; /* effect 2 */
+ unsigned char effect2_depth; /* 0-127 */
+} simple_instrument_t;
+
+/*
+ *
+ * Kernel <-> user space
+ * Hardware (CPU) independent section
+ *
+ * * = zero or more
+ * + = one or more
+ *
+ * simple_xinstrument SIMPLE_STRU_INSTR
+ *
+ */
+
+#define SIMPLE_STRU_INSTR __cpu_to_be32(('I'<<24)|('N'<<16)|('S'<<8)|'T')
+
+/*
+ * Instrument
+ */
+
+typedef struct simple_xinstrument {
+ __u32 stype;
+
+ __u32 share_id[4]; /* share id - zero = no sharing */
+ __u32 format; /* wave format */
+
+ __u32 size; /* size of waveform in samples */
+ __u32 start; /* start offset in samples * 16 (lowest 4 bits - fraction) */
+ __u32 loop_start; /* bits loop start offset in samples * 16 (lowest 4 bits - fraction) */
+ __u32 loop_end; /* loop start offset in samples * 16 (lowest 4 bits - fraction) */
+ __u16 loop_repeat; /* loop repeat - 0 = forever */
+
+ __u8 effect1; /* effect 1 */
+ __u8 effect1_depth; /* 0-127 */
+ __u8 effect2; /* effect 2 */
+ __u8 effect2_depth; /* 0-127 */
+} simple_xinstrument_t;
+
+#ifdef __KERNEL__
+
+#include "seq_instr.h"
+
+typedef struct {
+ void *private_data;
+ int (*info)(void *private_data, simple_instrument_info_t *info);
+ int (*put_sample)(void *private_data, simple_instrument_t *instr,
+ char __user *data, long len, int atomic);
+ int (*get_sample)(void *private_data, simple_instrument_t *instr,
+ char __user *data, long len, int atomic);
+ int (*remove_sample)(void *private_data, simple_instrument_t *instr,
+ int atomic);
+ void (*notify)(void *private_data, snd_seq_kinstr_t *instr, int what);
+ snd_seq_kinstr_ops_t kops;
+} snd_simple_ops_t;
+
+int snd_seq_simple_init(snd_simple_ops_t *ops,
+ void *private_data,
+ snd_seq_kinstr_ops_t *next);
+
+#endif
+
+#endif /* __SOUND_AINSTR_SIMPLE_H */