ASoC: msm: Support SYNC IO mode in Compressed driver

Add support for SYNC IO mode in Compressed driver so that
application can decide to use ASYNC or SYNC IO mode based on the
use case requirements

Change-Id: Ia967a217fd7aec23c6ab0b1cf72f2d253c59a3fc
Signed-off-by: Subhash Chandra Bose Naripeddy <snariped@codeaurora.org>

Conflicts:
	sound/soc/msm/msm-compr-q6.c