To allow genrules with more than one tool, rename the tool property to
tools and make it an array, replace $tool with $(location <label>),
and use $() for other variables for consistency.
Bug: 31948427
Test: compare build.ninja
Change-Id: I3d714f70a2af0dc60faeee10e09b6ed166601f1d
Audio HAL service is common to audio, audio effect, sound trigger and
bradcast radio HALs.
Bug: 32022304
Change-Id: I3952b9c6de3a6b34e757942120320cf8ae036ed5
Initial HAL definition was using base struct types
(e.g SoundModel) to pass either a base struct or a struct
extended by composition.
This doesn't work with how autogenerated code passes data
over binder.
Bug: 32022304
Change-Id: I7d4ba6d063e80ba38af3db01043cafc7a084c426
Initial version of the sound trigger HAL for TREBLE model.
Functionally equivalent to legacy HAL.
Bug: 30222631
Test: build verified
Change-Id: I3cc904f21e1d81458ef877352b21c25a798cd355
