DV flow API is based on new kernel API and is
missing some functionality like counter but add other functionality
like encap.
In order not to affect current users even if the kernel supports
the new DV API it should be enabled only manually.
Signed-off-by: Ori Kam <orika@mellanox.com>
Acked-by: Yongseok Koh <yskoh@mellanox.com>