diff options
Diffstat (limited to 'sound/synth/emux/emux_voice.h')
-rw-r--r-- | sound/synth/emux/emux_voice.h | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/sound/synth/emux/emux_voice.h b/sound/synth/emux/emux_voice.h new file mode 100644 index 000000000..cb061034a --- /dev/null +++ b/sound/synth/emux/emux_voice.h @@ -0,0 +1,87 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +#ifndef __EMUX_VOICE_H +#define __EMUX_VOICE_H + +/* + * A structure to keep track of each hardware voice + * + * Copyright (C) 1999 Steve Ratcliffe + * Copyright (c) 1999-2000 Takashi Iwai <tiwai@suse.de> + */ + +#include <linux/wait.h> +#include <linux/sched.h> +#include <sound/core.h> +#include <sound/emux_synth.h> + +/* Prototypes for emux_seq.c */ +int snd_emux_init_seq(struct snd_emux *emu, struct snd_card *card, int index); +void snd_emux_detach_seq(struct snd_emux *emu); +struct snd_emux_port *snd_emux_create_port(struct snd_emux *emu, char *name, + int max_channels, int type, + struct snd_seq_port_callback *callback); +void snd_emux_reset_port(struct snd_emux_port *port); +int snd_emux_event_input(struct snd_seq_event *ev, int direct, void *private, + int atomic, int hop); +int snd_emux_inc_count(struct snd_emux *emu); +void snd_emux_dec_count(struct snd_emux *emu); +int snd_emux_init_virmidi(struct snd_emux *emu, struct snd_card *card); +int snd_emux_delete_virmidi(struct snd_emux *emu); + +/* Prototypes for emux_synth.c */ +void snd_emux_init_voices(struct snd_emux *emu); + +void snd_emux_note_on(void *p, int note, int vel, struct snd_midi_channel *chan); +void snd_emux_note_off(void *p, int note, int vel, struct snd_midi_channel *chan); +void snd_emux_key_press(void *p, int note, int vel, struct snd_midi_channel *chan); +void snd_emux_terminate_note(void *p, int note, struct snd_midi_channel *chan); +void snd_emux_control(void *p, int type, struct snd_midi_channel *chan); + +void snd_emux_sounds_off_all(struct snd_emux_port *port); +void snd_emux_update_channel(struct snd_emux_port *port, + struct snd_midi_channel *chan, int update); +void snd_emux_update_port(struct snd_emux_port *port, int update); + +void snd_emux_timer_callback(struct timer_list *t); + +/* emux_effect.c */ +#ifdef SNDRV_EMUX_USE_RAW_EFFECT +void snd_emux_create_effect(struct snd_emux_port *p); +void snd_emux_delete_effect(struct snd_emux_port *p); +void snd_emux_clear_effect(struct snd_emux_port *p); +void snd_emux_setup_effect(struct snd_emux_voice *vp); +void snd_emux_send_effect_oss(struct snd_emux_port *port, + struct snd_midi_channel *chan, int type, int val); +void snd_emux_send_effect(struct snd_emux_port *port, + struct snd_midi_channel *chan, int type, int val, int mode); +#endif + +/* emux_nrpn.c */ +void snd_emux_sysex(void *private_data, unsigned char *buf, int len, + int parsed, struct snd_midi_channel_set *chset); +int snd_emux_xg_control(struct snd_emux_port *port, + struct snd_midi_channel *chan, int param); +void snd_emux_nrpn(void *private_data, struct snd_midi_channel *chan, + struct snd_midi_channel_set *chset); + +/* emux_oss.c */ +void snd_emux_init_seq_oss(struct snd_emux *emu); +void snd_emux_detach_seq_oss(struct snd_emux *emu); + +/* emux_proc.c */ +#ifdef CONFIG_SND_PROC_FS +void snd_emux_proc_init(struct snd_emux *emu, struct snd_card *card, int device); +void snd_emux_proc_free(struct snd_emux *emu); +#else +static inline void snd_emux_proc_init(struct snd_emux *emu, + struct snd_card *card, int device) {} +static inline void snd_emux_proc_free(struct snd_emux *emu) {} +#endif + +#define STATE_IS_PLAYING(s) ((s) & SNDRV_EMUX_ST_ON) + +/* emux_hwdep.c */ +int snd_emux_init_hwdep(struct snd_emux *emu); +void snd_emux_delete_hwdep(struct snd_emux *emu); + +#endif |