1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/net/mlx4/fw.c b/drivers/net/mlx4/fw.c
index 61dc4951d6b0..f494c3e8bce3 100644
--- a/drivers/net/mlx4/fw.c
+++ b/drivers/net/mlx4/fw.c
@@ -696,6 +696,10 @@ int mlx4_INIT_HCA(struct mlx4_dev *dev, struct mlx4_init_hca_param *param)
         /* Check port for UD address vector: */
         *(inbox + INIT_HCA_FLAGS_OFFSET / 4) |= cpu_to_be32(1);
 
+        /* Enable IPoIB checksumming if we can: */
+        if (dev->caps.flags & MLX4_DEV_CAP_FLAG_IPOIB_CSUM)
+                *(inbox + INIT_HCA_FLAGS_OFFSET / 4) |= cpu_to_be32(1 << 3);
+
         /* QPC/EEC/CQC/EQC/RDMARC attributes */
 
         MLX4_PUT(inbox, param->qpc_base,      INIT_HCA_QPC_BASE_OFFSET);