msm: cvp: Support backward compatibility of some CVP features

Some use cases still use old system call commands to use CVP
features, such as DFS and DME. Enhance the kernel driver to
handle those feature request sent via both old and new commands.

Change-Id: Ia4979a38dffe35936ee4c163794e8020e9e8a90c
Signed-off-by: George Shen <sqiao@codeaurora.org>