IB/mlx5: report tx/rx checksum cap in query results

This patch will report the tx/rx checksum cap for raw qp via the
query device results.
Signed-off-by: Bodong Wang <bodong@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

drivers/infiniband/hw/mlx5/main.c

@@ -496,6 +496,10 @@ static int mlx5_ib_query_device(struct ib_device *ibdev,
 	if (MLX5_CAP_GEN(mdev, block_lb_mc))
 		props->device_cap_flags |= IB_DEVICE_BLOCK_MULTICAST_LOOPBACK;
 
+	if (MLX5_CAP_GEN(dev->mdev, eth_net_offloads) &&
+	    (MLX5_CAP_ETH(dev->mdev, csum_cap)))
+			props->device_cap_flags |= IB_DEVICE_RAW_IP_CSUM;
+
 	props->vendor_part_id	   = mdev->pdev->device;
 	props->hw_ver		   = mdev->pdev->revision;