net/mlx_en: Timestamping is not supported in slave mode

Old hypervisors don't mask out timestamp capability for slave. Till slave
support will be added, need to disable capability by slave.

Signed-off-by: Amir Vadai <amirv@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index 2f4a260..8a43499 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -632,6 +632,9 @@ static int mlx4_slave_cap(struct mlx4_dev *dev)
                dev->caps.cqe_size   = 32;
        }
 
+       dev->caps.flags2 &= ~MLX4_DEV_CAP_FLAG2_TS;
+       mlx4_warn(dev, "Timestamping is not supported in slave mode.\n");
+
        slave_adjust_steering_mode(dev, &dev_cap, &hca_param);
 
        return 0;