tree 1434352e15071b03f55f7ce0bb88e711dce1b72f
parent dbcddf24a40b1d123f1a17eb4453955e82c6f32c
author Kuirong Wang <kuirongw@codeaurora.org> 1462832380 -0700
committer Gerrit - the friendly Code Review server <code-review@localhost> 1464728413 -0700

hal: Support the independent back-end for different device

Update to support the independent back-end for different device
such as headphone and speaker so the audio post-processing can be
applied as device dependent for msmcobalt platform.

CRs-Fixed: 1019755
Change-Id: Iacef2c5c8fbfe29564189f52622f666020933758