msm: camera: icp: Enable camera ICP driver

Add the support for Image control processor which routes
the requests from the user mode driver to ICP via HFI
interface. Acknowledges the response for requests
back to user mode driver.

Change-Id: I2d49463effda1d651b9cbd32ee3d24a8a67d4485
Signed-off-by: Lakshmi Narayana Kalavala <lkalaval@codeaurora.org>
Signed-off-by: Sagar Gore <sgore@codeaurora.org>
Signed-off-by: Suresh Vankadara <svankada@codeaurora.org>