/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Linux driver for TerraTec DMX 6Fire USB
 *
 * Author:      Torsten Schenk <torsten.schenk@zoho.com>
 * Created:     Jan 01, 2011
 * Copyright:   (C) Torsten Schenk
 */

#ifndef USB6FIRE_MIDI_H
#define USB6FIRE_MIDI_H

#include "common.h"

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;
        int buffer_offset;

        void (*in_received)(struct midi_runtime *rt, u8 *data, int length);
};

int 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 */