ufs: ice: add variant ops for ICE

Add QTI implementation for variant ops required for inline
encryption with wrapped key support. These include UFS
crypto ops and KSM ops.

Change-Id: Ica930a8a806a78d4c2d074639cbed355b895a459
Signed-off-by: Gaurav Kashyap <gaurkash@codeaurora.org>