Userspace also needs to know if the port requires GRHs to properly form
the AVs it creates.
Signed-off-by: NArtemy Kovalyov <artemyko@mellanox.com>
Signed-off-by: NJason Gunthorpe <jgg@mellanox.com>
Signed-off-by: NLeon Romanovsky <leonro@mellanox.com>