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emux_voice.h
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1 #ifndef __EMUX_VOICE_H
2 #define __EMUX_VOICE_H
3 
4 /*
5  * A structure to keep track of each hardware voice
6  *
7  * Copyright (C) 1999 Steve Ratcliffe
8  * Copyright (c) 1999-2000 Takashi Iwai <[email protected]>
9  *
10  * This program is free software; you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License as published by
12  * the Free Software Foundation; either version 2 of the License, or
13  * (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18  * GNU General Public License for more details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with this program; if not, write to the Free Software
22  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23  */
24 
25 #include <linux/wait.h>
26 #include <linux/sched.h>
27 #include <sound/core.h>
28 #include <sound/emux_synth.h>
29 
30 /* Prototypes for emux_seq.c */
31 int snd_emux_init_seq(struct snd_emux *emu, struct snd_card *card, int index);
32 void snd_emux_detach_seq(struct snd_emux *emu);
33 struct snd_emux_port *snd_emux_create_port(struct snd_emux *emu, char *name,
34  int max_channels, int type,
37 int snd_emux_event_input(struct snd_seq_event *ev, int direct, void *private,
38  int atomic, int hop);
39 int snd_emux_inc_count(struct snd_emux *emu);
40 void snd_emux_dec_count(struct snd_emux *emu);
41 int snd_emux_init_virmidi(struct snd_emux *emu, struct snd_card *card);
43 
44 /* Prototypes for emux_synth.c */
45 void snd_emux_init_voices(struct snd_emux *emu);
46 
47 void snd_emux_note_on(void *p, int note, int vel, struct snd_midi_channel *chan);
48 void snd_emux_note_off(void *p, int note, int vel, struct snd_midi_channel *chan);
49 void snd_emux_key_press(void *p, int note, int vel, struct snd_midi_channel *chan);
50 void snd_emux_terminate_note(void *p, int note, struct snd_midi_channel *chan);
51 void snd_emux_control(void *p, int type, struct snd_midi_channel *chan);
52 
55  struct snd_midi_channel *chan, int update);
57 
58 void snd_emux_timer_callback(unsigned long data);
59 
60 /* emux_effect.c */
61 #ifdef SNDRV_EMUX_USE_RAW_EFFECT
62 void snd_emux_create_effect(struct snd_emux_port *p);
63 void snd_emux_delete_effect(struct snd_emux_port *p);
64 void snd_emux_clear_effect(struct snd_emux_port *p);
65 void snd_emux_setup_effect(struct snd_emux_voice *vp);
66 void snd_emux_send_effect_oss(struct snd_emux_port *port,
67  struct snd_midi_channel *chan, int type, int val);
68 void snd_emux_send_effect(struct snd_emux_port *port,
69  struct snd_midi_channel *chan, int type, int val, int mode);
70 #endif
71 
72 /* emux_nrpn.c */
73 void snd_emux_sysex(void *private_data, unsigned char *buf, int len,
74  int parsed, struct snd_midi_channel_set *chset);
76  struct snd_midi_channel *chan, int param);
78  struct snd_midi_channel_set *chset);
79 
80 /* emux_oss.c */
81 void snd_emux_init_seq_oss(struct snd_emux *emu);
83 
84 /* emux_proc.c */
85 #ifdef CONFIG_PROC_FS
86 void snd_emux_proc_init(struct snd_emux *emu, struct snd_card *card, int device);
87 void snd_emux_proc_free(struct snd_emux *emu);
88 #endif
89 
90 #define STATE_IS_PLAYING(s) ((s) & SNDRV_EMUX_ST_ON)
91 
92 /* emux_hwdep.c */
93 int snd_emux_init_hwdep(struct snd_emux *emu);
94 void snd_emux_delete_hwdep(struct snd_emux *emu);
95 
96 #endif