[ALSA] caiaq - add control API and more input features

 - added support for all input controllers on Native Instrument's 'Kore
   controller'.
 - added ALSA controls to switch LEDs on 'RigKontrol 2', 'RigKontrol3',
   'Audio Kontrol 1' and 'Kore controller'.
 - added ALSA controls to switch input mode, software lock and ground
   lift features on 'Audio 8 DJ'.

Signed-off-by: Daniel Mack <daniel@caiaq.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>

1 files changed, 6 insertions, 0 deletions

diff --git a/sound/usb/caiaq/caiaq-control.h b/sound/usb/caiaq/caiaq-control.h
new file mode 100644
index 000000000000..2e7ab1aa4fb3
--- /dev/null
+++ b/sound/usb/caiaq/caiaq-control.h
@@ -0,0 +1,6 @@
+#ifndef CAIAQ_CONTROL_H
+#define CAIAQ_CONTROL_H
+
+int snd_usb_caiaq_control_init(struct snd_usb_caiaqdev *dev);
+
+#endif /* CAIAQ_CONTROL_H */