am 26edf302: am 29407a11: Merge "Revert "cts_audio work: initial code - volume calibration and THD test case work tuned. - 59 unit tests pass - local audio playback / recording works : uses tinyalsa - host to device ptorocol in host side implemented / tested (with loo

* commit '26edf3029bba829db4c5d50d544c42f784b757ab':
  Revert "cts_audio work: initial code - volume calibration and THD test case work tuned. - 59 unit tests pass - local audio playback / recording works : uses tinyalsa - host to device ptorocol in host side implemented / tested (with loopback) - device side recordi"