1 /* 2 * Linux driver for TerraTec DMX 6Fire USB 3 * 4 * Author: Torsten Schenk <torsten.schenk@zoho.com> 5 * Created: Jan 01, 2011 6 * Version: 0.3.0 7 * Copyright: (C) Torsten Schenk 8 * 9 * This program is free software; you can redistribute it and/or modify 10 * it under the terms of the GNU General Public License as published by 11 * the Free Software Foundation; either version 2 of the License, or 12 * (at your option) any later version. 13 */ 14 15 #ifndef USB6FIRE_MIDI_H 16 #define USB6FIRE_MIDI_H 17 18 #include "common.h" 19 20 enum { 21 MIDI_BUFSIZE = 64 22 }; 23 24 struct midi_runtime { 25 struct sfire_chip *chip; 26 struct snd_rawmidi *instance; 27 28 struct snd_rawmidi_substream *in; 29 char in_active; 30 31 spinlock_t in_lock; 32 spinlock_t out_lock; 33 struct snd_rawmidi_substream *out; 34 struct urb out_urb; 35 u8 out_serial; /* serial number of out packet */ 36 u8 out_buffer[MIDI_BUFSIZE]; 37 int buffer_offset; 38 39 void (*in_received)(struct midi_runtime *rt, u8 *data, int length); 40 }; 41 42 int __devinit usb6fire_midi_init(struct sfire_chip *chip); 43 void usb6fire_midi_abort(struct sfire_chip *chip); 44 void usb6fire_midi_destroy(struct sfire_chip *chip); 45 #endif /* USB6FIRE_MIDI_H */ 46 47