hal: add support to separate headset and headphones mixer backend

add backend apply support for voice headphone path

Test: local build
Bug: 112520435
Change-Id: I0955167872863f17f0e31aaedc4ee8834730aa4e
Signed-off-by: yixuanjiang <yixuanjiang@google.com>
1 file changed
tree: fa1b82c2dc189a22c15172f41ca6f379df2fc8db
  1. hal/
  2. legacy/
  3. post_proc/
  4. visualizer/
  5. voice_processing/
  6. Android.mk