p3100: refine incall audio settings

Change-Id: Iecee3ee43ef988ec1fc97f1d763596dfda4c6271
p3100: add incall noise suppression support

Change-Id: I8cba9a1b5b98d2bb3accbd8f32ff5cdc4b5e568d
p3100: refine incall bluetooth audio

Change-Id: I35e39c4603e2504f6651843300ba3eff40ceee98