[ALSA] Add Native Instrument usb audio device support
Add snd-usb-caiaq driver to support caiaq usb-audio devices from
Native Instrument:
* Native Instruments RigKontrol2
* Native Instruments Kore Controller
* Native Instruments Audio Kontrol 1
* Native Instruments Audio 8 DJ
Signed-off-by: Daniel Mack <daniel@caiaq.org>
Signed-off-by: Karsten Wiese <fzu@wemgehoertderstaat.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
diff --git a/sound/usb/caiaq/caiaq-midi.h b/sound/usb/caiaq/caiaq-midi.h
new file mode 100644
index 0000000..9d16db0
--- /dev/null
+++ b/sound/usb/caiaq/caiaq-midi.h
@@ -0,0 +1,8 @@
+#ifndef CAIAQ_MIDI_H
+#define CAIAQ_MIDI_H
+
+int snd_usb_caiaq_midi_init(struct snd_usb_caiaqdev *dev);
+void snd_usb_caiaq_midi_handle_input(struct snd_usb_caiaqdev *dev, int port, const char *buf, int len);
+void snd_usb_caiaq_midi_output_done(struct urb* urb);
+
+#endif /* CAIAQ_MIDI_H */