msm8974: Enable 24-bit PCM offload

Change-Id: Ic77e093b1f6da4b8e6920b26b20dbcf0722558b3
msm8974: Update for new perf library

Change-Id: I3e437b64a4698039d3b36c5c77a8bf765deec9c2
msm8974: Add QCOM policy repo

Change-Id: Ic9fce2d728ec97766961cb3fcd9beaf252a2dd90