hal: Change volume control for HFP in Dual ASM loopback am: 26ae13f96f am: 812d40c590 am: 33b7a8aef1  -s ours am: 14476f3f26
am: 95faa19947

Change-Id: Ic6ff3955f168cab78f604a14d096c936a53bea21
tree: 1fc5ef50003f20075a5010d8fc31c3d66f718879
  1. hal/
  2. legacy/
  3. post_proc/
  4. visualizer/
  5. voice_processing/
  6. Android.mk