kernel-fxtec-pro1x/sound/usb/6fire/midi.h
Torsten Schenk c6d43ba816 ALSA: usb/6fire - Driver for TerraTec DMX 6Fire USB
What is working: Everything except SPDIF
- Hardware Master volume
- PCM 44-192kHz@24 bits, 6 channels out, 4 channels in (analog)
- MIDI in/out
- firmware loading after cold start
- phono/line switching

Signed-off-by: Torsten Schenk <torsten.schenk@zoho.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2011-01-24 18:45:30 +01:00

46 lines
1.1 KiB
C

/*
* Linux driver for TerraTec DMX 6Fire USB
*
* Author: Torsten Schenk <torsten.schenk@zoho.com>
* Created: Jan 01, 2011
* Version: 0.3.0
* Copyright: (C) Torsten Schenk
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*/
#ifndef USB6FIRE_MIDI_H
#define USB6FIRE_MIDI_H
#include "common.h"
enum {
MIDI_BUFSIZE = 64
};
struct midi_runtime {
struct sfire_chip *chip;
struct snd_rawmidi *instance;
struct snd_rawmidi_substream *in;
char in_active;
spinlock_t in_lock;
spinlock_t out_lock;
struct snd_rawmidi_substream *out;
struct urb out_urb;
u8 out_serial; /* serial number of out packet */
u8 out_buffer[MIDI_BUFSIZE];
int buffer_offset;
void (*in_received)(struct midi_runtime *rt, u8 *data, int length);
};
int __devinit usb6fire_midi_init(struct sfire_chip *chip);
void usb6fire_midi_abort(struct sfire_chip *chip);
void usb6fire_midi_destroy(struct sfire_chip *chip);
#endif /* USB6FIRE_MIDI_H */