crypto: msm: Add DLKM support for crypto modules

Crypto modules on various targets will be available as
dynamic loadable modules. Add changes to fix compilation
issues faced while changing the same.

Change-Id: Icaf16ac04befb544e88c918cc89e68014d0d4c7b
Signed-off-by: Vishvesh Deobhankar <vdeobhan@codeaurora.org>