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>
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index 03ce0f9..5e3d3ae 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -496,6 +496,10 @@
 	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;