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Torsten Schenkc6d43ba2011-01-24 18:45:30 +01001/*
2 * Linux driver for TerraTec DMX 6Fire USB
3 *
4 * Author: Torsten Schenk <torsten.schenk@zoho.com>
5 * Created: Jan 01, 2011
Torsten Schenkc6d43ba2011-01-24 18:45:30 +01006 * Copyright: (C) Torsten Schenk
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 */
13
14#ifndef USB6FIRE_MIDI_H
15#define USB6FIRE_MIDI_H
16
17#include "common.h"
18
19enum {
20 MIDI_BUFSIZE = 64
21};
22
23struct midi_runtime {
24 struct sfire_chip *chip;
25 struct snd_rawmidi *instance;
26
27 struct snd_rawmidi_substream *in;
28 char in_active;
29
30 spinlock_t in_lock;
31 spinlock_t out_lock;
32 struct snd_rawmidi_substream *out;
33 struct urb out_urb;
34 u8 out_serial; /* serial number of out packet */
35 u8 out_buffer[MIDI_BUFSIZE];
36 int buffer_offset;
37
38 void (*in_received)(struct midi_runtime *rt, u8 *data, int length);
39};
40
41int __devinit usb6fire_midi_init(struct sfire_chip *chip);
42void usb6fire_midi_abort(struct sfire_chip *chip);
43void usb6fire_midi_destroy(struct sfire_chip *chip);
44#endif /* USB6FIRE_MIDI_H */
45