Modify sound path

Change-Id: Icec72cf89ebc8624b65429135f9695b834ec4331
Modify control definition of msm_audio

Change-Id: I93244f8364822f5e24e1f0f461839cff9df208b8
Add LGE_DIAGTEST

Change-Id: I456b5ab7bdaabdae0f6bcb2c3bf97846637242ba