net/mlx5: Enable DC transport

Enable DC transport in the firmware to provide its functionality.

Signed-off-by: Moni Shoua <monis@mellanox.com>
Reviewed-by: Yishai Hadas <yishaih@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index 5f32344..1292aec 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -552,6 +552,9 @@ static int handle_hca_cap(struct mlx5_core_dev *dev)
                         cache_line_128byte,
                         cache_line_size() == 128 ? 1 : 0);
 
+       if (MLX5_CAP_GEN_MAX(dev, dct))
+               MLX5_SET(cmd_hca_cap, set_hca_cap, dct, 1);
+
        err = set_caps(dev, set_ctx, set_sz,
                       MLX5_SET_HCA_CAP_OP_MOD_GENERAL_DEVICE);