root/sound/synth/emux/emux_voice.h

INCLUDED FROM

DEFINITIONS

1. snd_emux_proc_init
2. snd_emux_proc_free

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 #ifndef __EMUX_VOICE_H
   3 #define __EMUX_VOICE_H
   4 
   5 /*
   6  * A structure to keep track of each hardware voice
   7  *
   8  *  Copyright (C) 1999 Steve Ratcliffe
   9  *  Copyright (c) 1999-2000 Takashi Iwai <tiwai@suse.de>
  10  */
  11 
  12 #include <linux/wait.h>
  13 #include <linux/sched.h>
  14 #include <sound/core.h>
  15 #include <sound/emux_synth.h>
  16 
  17 /* Prototypes for emux_seq.c */
  18 int snd_emux_init_seq(struct snd_emux *emu, struct snd_card *card, int index);
  19 void snd_emux_detach_seq(struct snd_emux *emu);
  20 struct snd_emux_port *snd_emux_create_port(struct snd_emux *emu, char *name,
  21                                            int max_channels, int type,
  22                                            struct snd_seq_port_callback *callback);
  23 void snd_emux_reset_port(struct snd_emux_port *port);
  24 int snd_emux_event_input(struct snd_seq_event *ev, int direct, void *private,
  25                          int atomic, int hop);
  26 int snd_emux_inc_count(struct snd_emux *emu);
  27 void snd_emux_dec_count(struct snd_emux *emu);
  28 int snd_emux_init_virmidi(struct snd_emux *emu, struct snd_card *card);
  29 int snd_emux_delete_virmidi(struct snd_emux *emu);
  30 
  31 /* Prototypes for emux_synth.c */
  32 void snd_emux_init_voices(struct snd_emux *emu);
  33 
  34 void snd_emux_note_on(void *p, int note, int vel, struct snd_midi_channel *chan);
  35 void snd_emux_note_off(void *p, int note, int vel, struct snd_midi_channel *chan);
  36 void snd_emux_key_press(void *p, int note, int vel, struct snd_midi_channel *chan);
  37 void snd_emux_terminate_note(void *p, int note, struct snd_midi_channel *chan);
  38 void snd_emux_control(void *p, int type, struct snd_midi_channel *chan);
  39 
  40 void snd_emux_sounds_off_all(struct snd_emux_port *port);
  41 void snd_emux_update_channel(struct snd_emux_port *port,
  42                              struct snd_midi_channel *chan, int update);
  43 void snd_emux_update_port(struct snd_emux_port *port, int update);
  44 
  45 void snd_emux_timer_callback(struct timer_list *t);
  46 
  47 /* emux_effect.c */
  48 #ifdef SNDRV_EMUX_USE_RAW_EFFECT
  49 void snd_emux_create_effect(struct snd_emux_port *p);
  50 void snd_emux_delete_effect(struct snd_emux_port *p);
  51 void snd_emux_clear_effect(struct snd_emux_port *p);
  52 void snd_emux_setup_effect(struct snd_emux_voice *vp);
  53 void snd_emux_send_effect_oss(struct snd_emux_port *port,
  54                               struct snd_midi_channel *chan, int type, int val);
  55 void snd_emux_send_effect(struct snd_emux_port *port,
  56                           struct snd_midi_channel *chan, int type, int val, int mode);
  57 #endif
  58 
  59 /* emux_nrpn.c */
  60 void snd_emux_sysex(void *private_data, unsigned char *buf, int len,
  61                     int parsed, struct snd_midi_channel_set *chset);
  62 int snd_emux_xg_control(struct snd_emux_port *port,
  63                         struct snd_midi_channel *chan, int param);
  64 void snd_emux_nrpn(void *private_data, struct snd_midi_channel *chan,
  65                    struct snd_midi_channel_set *chset);
  66 
  67 /* emux_oss.c */
  68 void snd_emux_init_seq_oss(struct snd_emux *emu);
  69 void snd_emux_detach_seq_oss(struct snd_emux *emu);
  70 
  71 /* emux_proc.c */
  72 #ifdef CONFIG_SND_PROC_FS
  73 void snd_emux_proc_init(struct snd_emux *emu, struct snd_card *card, int device);
  74 void snd_emux_proc_free(struct snd_emux *emu);
  75 #else
  76 static inline void snd_emux_proc_init(struct snd_emux *emu,
  77                                       struct snd_card *card, int device) {}
  78 static inline void snd_emux_proc_free(struct snd_emux *emu) {}
  79 #endif
  80 
  81 #define STATE_IS_PLAYING(s) ((s) & SNDRV_EMUX_ST_ON)
  82 
  83 /* emux_hwdep.c */
  84 int snd_emux_init_hwdep(struct snd_emux *emu);
  85 void snd_emux_delete_hwdep(struct snd_emux *emu);
  86 
  87 #endif