hal: optimize worst case soundcard detection time
am: 2b0e5a6f88

Change-Id: I6765f37dee6b29d91df94036170e6d08a0fa8788
tree: a62060906a1d929cf71d9b0606dc42d4f27322e9
  1. hal/
  2. legacy/
  3. post_proc/
  4. visualizer/
  5. voice_processing/
  6. Android.mk