soc: qcom: add snapshot of MBA based modem PIL

Add snapshot of mba based modem pil driver based on 4.14
to 4.19 kernel.
This is snapshot of the MBA base modem PIL driver as of
msm-4.14 'commit 78bed541dbf8950be ("Merge "msm:
camera: hyp: To fix Stack overflow"")'.

Change-Id: Ie4e2e5998ae379c0f49d64d3d4126c59786a42a9
Signed-off-by: Sibi Sankar <sibis@codeaurora.org>
Signed-off-by: Chetan C R <cchinnad@codeaurora.org>