msm: mink: Add support for local objects

Currently, SMCInvoke does not support requests initiated
by TZ to get data from Linux OS. Adding support so that TZ
can call Linux OS. This includes support of memory objects
which are owned by Linux OS.

Change-Id: Ib97fe13954865a1ae908aa4da2e0439dbc26b38a
Signed-off-by: Dinesh K Garg <dineshg@codeaurora.org>