midi.h

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/*
 * Line6 Linux USB driver - 0.9.1beta
 *
 * Copyright (C) 2004-2010 Markus Grabner ([email protected])
 *
 *  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, version 2.
 *
 */

#ifndef MIDI_H
#define MIDI_H

#include <sound/rawmidi.h>

#include "midibuf.h"

#define MIDI_BUFFER_SIZE 1024

struct snd_line6_midi {
    struct usb_line6 *line6;

    struct snd_rawmidi_substream *substream_receive;

    struct snd_rawmidi_substream *substream_transmit;

    int num_active_send_urbs;

    spinlock_t send_urb_lock;

    spinlock_t midi_transmit_lock;

    wait_queue_head_t send_wait;

    unsigned short midi_mask_transmit;

    unsigned short midi_mask_receive;

    struct MidiBuffer midibuf_in;

    struct MidiBuffer midibuf_out;
};

extern int line6_init_midi(struct usb_line6 *line6);
extern void line6_midi_receive(struct usb_line6 *line6, unsigned char *data,
                   int length);

#endif