This patch adds necessary structures and prepares for implementing
data flow for audio I/O.
Also in this patch we clarify the relationship between audio patches
and buffer size for audio I/O, and between buffer size and latency.
Bug: 205884982
Bug: 233816848
Test: atest VtsHalAudioCoreTargetTest
Change-Id: I8522632607d4cf50a112225c19b5dd5ad8848591
Implements basic functionality for enumerating
capabilities of an audio module, audio patches
creation, and opening of I/O streams.
Bug: 205884982
Test: atest VtsHalAudioCoreTargetTest
Change-Id: Ie5d67e9192a598260e762ae9368f99592c8ad97e