audio: add to support raw and mmap

Add to support raw-playback and mmap-playback

Bug: 165737390
Test: OboeTester->Test Output
Signed-off-by: millerliang <millerliang@google.com>
Change-Id: I2e9f530bd5d4c6d1f8d6bc3504d2fd0472631fcb
20 files changed