ASoC: msm: qdsp6v2: Add support for non-pcm VoIP formats

This change is needed to support non-pcm vocoder formats
for VoIP call.

Change-Id: If69d52450816a0f438de1fa17d6382b1e0fb9247
Signed-off-by: Narsinga Rao Chella <nrchella@codeaurora.org>
Signed-off-by: flar2 <asegaert@gmail.com>