1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 #ifndef __OPL3_VOICE_H 3 #define __OPL3_VOICE_H 4 5 /* 6 * Copyright (c) 2000 Uros Bizjak <uros@kss-loka.si> 7 */ 8 9 #include <sound/opl3.h> 10 11 /* Prototypes for opl3_seq.c */ 12 int snd_opl3_synth_use_inc(struct snd_opl3 * opl3); 13 void snd_opl3_synth_use_dec(struct snd_opl3 * opl3); 14 int snd_opl3_synth_setup(struct snd_opl3 * opl3); 15 void snd_opl3_synth_cleanup(struct snd_opl3 * opl3); 16 17 /* Prototypes for opl3_midi.c */ 18 void snd_opl3_note_on(void *p, int note, int vel, struct snd_midi_channel *chan); 19 void snd_opl3_note_off(void *p, int note, int vel, struct snd_midi_channel *chan); 20 void snd_opl3_key_press(void *p, int note, int vel, struct snd_midi_channel *chan); 21 void snd_opl3_terminate_note(void *p, int note, struct snd_midi_channel *chan); 22 void snd_opl3_control(void *p, int type, struct snd_midi_channel *chan); 23 void snd_opl3_nrpn(void *p, struct snd_midi_channel *chan, struct snd_midi_channel_set *chset); 24 void snd_opl3_sysex(void *p, unsigned char *buf, int len, int parsed, struct snd_midi_channel_set *chset); 25 26 void snd_opl3_calc_volume(unsigned char *reg, int vel, struct snd_midi_channel *chan); 27 void snd_opl3_timer_func(struct timer_list *t); 28 29 /* Prototypes for opl3_drums.c */ 30 void snd_opl3_load_drums(struct snd_opl3 *opl3); 31 void snd_opl3_drum_switch(struct snd_opl3 *opl3, int note, int vel, int on_off, struct snd_midi_channel *chan); 32 33 /* Prototypes for opl3_oss.c */ 34 #if IS_ENABLED(CONFIG_SND_SEQUENCER_OSS) 35 void snd_opl3_init_seq_oss(struct snd_opl3 *opl3, char *name); 36 void snd_opl3_free_seq_oss(struct snd_opl3 *opl3); 37 #else 38 #define snd_opl3_init_seq_oss(opl3, name) /* NOP */ 39 #define snd_opl3_free_seq_oss(opl3) /* NOP */ 40 #endif 41 42 extern char snd_opl3_regmap[MAX_OPL2_VOICES][4]; 43 extern bool use_internal_drums; 44 extern struct snd_midi_op opl3_ops; 45 46 #endif 47