audio: Prevent invalidation of second input stream

Audio HAL maintains a singleton for the current active input.
Change the semantics of this singleton to refer to the
latest active input.

Bug: 63935167
Test: verify capture in MMAP mode
Change-Id: I38803bdd19287b7526bb4460496b6be609b60a8c
1 file changed
tree: 1f20a2cd73e5229f59c7acdc09c5b00944684a3d
  1. hal/
  2. legacy/
  3. post_proc/
  4. visualizer/
  5. voice_processing/
  6. Android.mk