1 files changed, 130 insertions, 0 deletions

diff --git a/include/sound/ainstr_fm.h b/include/sound/ainstr_fm.h
new file mode 100644
index 000000000000..0ec02953815a
--- /dev/null
+++ b/include/sound/ainstr_fm.h
@@ -0,0 +1,130 @@
+/*
+ *  Advanced Linux Sound Architecture
+ *
+ *  FM (OPL2/3) Instrument Format
+ *  Copyright (c) 2000 Uros Bizjak <uros@kss-loka.si>
+ *
+ *
+ *   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_FM_H
+#define __SOUND_AINSTR_FM_H
+
+#ifndef __KERNEL__
+#include <asm/types.h>
+#include <asm/byteorder.h>
+#endif
+
+/*
+ *  share types (share ID 1)
+ */
+
+#define FM_SHARE_FILE           0
+
+/*
+ * FM operator
+ */
+
+typedef struct fm_operator {
+        unsigned char am_vib;
+        unsigned char ksl_level;
+        unsigned char attack_decay;
+        unsigned char sustain_release;
+        unsigned char wave_select;
+} fm_operator_t;
+
+/*
+ *  Instrument
+ */
+
+#define FM_PATCH_OPL2   0x01            /* OPL2 2 operators FM instrument */
+#define FM_PATCH_OPL3   0x02            /* OPL3 4 operators FM instrument */
+
+typedef struct {
+        unsigned int share_id[4];       /* share id - zero = no sharing */
+        unsigned char type;             /* instrument type */
+
+        fm_operator_t op[4];
+        unsigned char feedback_connection[2];
+
+        unsigned char echo_delay;
+        unsigned char echo_atten;
+        unsigned char chorus_spread;
+        unsigned char trnsps;
+        unsigned char fix_dur;
+        unsigned char modes;
+        unsigned char fix_key;
+} fm_instrument_t;
+
+/*
+ *
+ *    Kernel <-> user space
+ *    Hardware (CPU) independent section
+ *
+ *    * = zero or more
+ *    + = one or more
+ *
+ *    fm_xinstrument    FM_STRU_INSTR
+ *
+ */
+
+#define FM_STRU_INSTR   __cpu_to_be32(('I'<<24)|('N'<<16)|('S'<<8)|'T')
+
+/*
+ * FM operator
+ */
+
+typedef struct fm_xoperator {
+        __u8 am_vib;
+        __u8 ksl_level;
+        __u8 attack_decay;
+        __u8 sustain_release;
+        __u8 wave_select;
+} fm_xoperator_t;
+
+/*
+ *  Instrument
+ */
+
+typedef struct fm_xinstrument {
+        __u32 stype;                    /* structure type */
+
+        __u32 share_id[4];              /* share id - zero = no sharing */
+        __u8 type;                      /* instrument type */
+
+        fm_xoperator_t op[4];           /* fm operators */
+        __u8 feedback_connection[2];
+
+        __u8 echo_delay;
+        __u8 echo_atten;
+        __u8 chorus_spread;
+        __u8 trnsps;
+        __u8 fix_dur;
+        __u8 modes;
+        __u8 fix_key;
+} fm_xinstrument_t;
+
+#ifdef __KERNEL__
+
+#include "seq_instr.h"
+
+int snd_seq_fm_init(snd_seq_kinstr_ops_t * ops,
+                    snd_seq_kinstr_ops_t * next);
+
+#endif
+
+#endif  /* __SOUND_AINSTR_FM_H */