vidc: Map video driver allocated buffers to video smmu

video driver will use the new msm mapped buffer
api's to get kernel virtual and device virtual
address.This change will replace ioremap calls
with new api's.

Signed-off-by: Gopikrishnaiah Anandan <gopikr@codeaurora.org>

Conflicts:

	drivers/video/msm/vidc/1080p/ddl/vcd_ddl_utils.c
	drivers/video/msm/vidc/720p/ddl/vcd_ddl_utils.c
	drivers/video/msm/vidc/common/vcd/vcd_sub.c