IB/mlx4: Report checksum offload cap for RAW QP when query device

Signed-off-by: NBodong Wang <bodong@mellanox.com>
Signed-off-by: NDoug Ledford <dledford@redhat.com>

drivers/infiniband/hw/mlx4/main.c

@@ -442,6 +442,8 @@ static int mlx4_ib_query_device(struct ib_device *ibdev,
 		props->device_cap_flags |= IB_DEVICE_MANAGED_FLOW_STEERING;
 	}
 
+	props->device_cap_flags |= IB_DEVICE_RAW_IP_CSUM;
+
 	props->vendor_id	   = be32_to_cpup((__be32 *) (out_mad->data + 36)) &
 		0xffffff;
 	props->vendor_part_id	   = dev->dev->persist->pdev->device;