Big: Add volume curve and custom speaker tuning

BUG=chrome-os-partner:27995
TEST=None

Change-Id: I9881ab1ddd1434adc5b0388f39a699938610eb81
Signed-off-by: MilesDY_Chen <MilesDY_Chen@compal.com>
Reviewed-on: https://chromium-review.googlesource.com/196804
Reviewed-by: Cheng-Yi Chiang <cychiang@chromium.org>
Reviewed-by: JeffreyK Chen <Jeffreyk_chen@compal.com>
Tested-by: JeffreyK Chen <Jeffreyk_chen@compal.com>
Commit-Queue: Cheng-Yi Chiang <cychiang@chromium.org>
2 files changed