[automerger skipped] audio: Implementation of audio I/O, part I am: 6a4872df am: 1909ccc5 am: 91908045 am: 54a54889 am: 14d6d99e -s ours

am skip reason: Merged-In I8522632607d4cf50a112225c19b5dd5ad8848591 with SHA-1 68bee704 is already in history

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2197183



Change-Id: I5995aeb983d705a6ffb913f12d5b51ef14e06ae5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>