greybus: audio: Add Audio Device Class Protocol definitions

Add the macros and structures for the Greybus Audio Device
Class Protocol.

Signed-off-by: Mark Greer <mgreer@animalcreek.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
This commit is contained in:
Mark Greer 2016-01-13 14:07:45 -07:00 • committed by Greg Kroah-Hartman
commit ba4144afde