crypto: Add support for sharing CE

Add pipe locking logic. Before accessing the CE HW,
lock all other pipes from accessing the same CE HW.
After the operation is complete, unblock the pipes.
The pipe pairs should also belong to the same group.

Change-Id: Ie696ad0efcb4b38c1fd43b315d468067bb3b8a1a
Signed-off-by: Mona Hossain <mhossain@codeaurora.org>