hal: poll for SLPI subsystem status
am: 84757f3722

Change-Id: Id9872c77dabc3fb7f5d427061ebf293514ddd925
tree: de1379150a9065b104f7b3fc0e877145e6a10872
  1. hal/
  2. legacy/
  3. post_proc/
  4. visualizer/
  5. voice_processing/
  6. Android.mk