RDMA/ocrdma: Allow DPP QP creation

Allow creating DPP QP even if inline-data is not requested.  This is an
optimization to lower latency.

Signed-off-by: Devesh Sharma <devesh.sharma@emulex.com>
Signed-off-by: Selvin Xavier <selvin.xavier@emulex.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>