22000 devices rely on this flag to install the key to the right
queues.  For earlier devices we didn't have a key / queue mapping and
the key was sent along with the Tx command for each Tx hence the
problem didn't arise.
Signed-off-by: NEmmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: NLuca Coelho <luciano.coelho@intel.com>