ALSA: firewire-digi00x: add support of asynchronous transaction for incoming MIDI messages from physical controls

Digi 00x series has two types of model; rack and console. The console
models have physical controls. The model can transmit control messages.
These control messages are transferred by asynchronous transactions to
registered address.

This commit supports the asynchronous transaction.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Sakamoto 2015-10-11 12:30:17 +09:00 • committed by Takashi Iwai
commit 3646a54acd
2 changed files with 41 additions and 3 deletions