hal: Add support for AEC and NS audio effects

- Add sound devices needed to enable/disable AEC and NS
  audio effects on voice communication and voice recognition
  usecases.

Change-Id: I53ef3fc84e9ad43852cb22786731594f3e598390
4 files changed
tree: 028023caffff8901740b50a849551f8a9f1e0b60
  1. hal/
  2. legacy/
  3. mm-audio/
  4. policy_hal/
  5. visualizer/
  6. voice_processing/
  7. Android.mk