diff options
Diffstat (limited to 'drivers/infiniband/hw/mlx5/main.c')
| -rw-r--r-- | drivers/infiniband/hw/mlx5/main.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index 650a15b6cf..c2b557e642 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -818,6 +818,17 @@ static int mlx5_query_node_desc(struct mlx5_ib_dev *dev, char *node_desc) MLX5_REG_NODE_DESC, 0, 0); } +static void fill_esw_mgr_reg_c0(struct mlx5_core_dev *mdev, + struct mlx5_ib_query_device_resp *resp) +{ + struct mlx5_eswitch *esw = mdev->priv.eswitch; + u16 vport = mlx5_eswitch_manager_vport(mdev); + + resp->reg_c0.value = mlx5_eswitch_get_vport_metadata_for_match(esw, + vport); + resp->reg_c0.mask = mlx5_eswitch_get_vport_metadata_mask(); +} + static int mlx5_ib_query_device(struct ib_device *ibdev, struct ib_device_attr *props, struct ib_udata *uhw) @@ -1209,6 +1220,19 @@ static int mlx5_ib_query_device(struct ib_device *ibdev, MLX5_CAP_GEN(mdev, log_max_dci_errored_streams); } + if (offsetofend(typeof(resp), reserved) <= uhw_outlen) + resp.response_length += sizeof(resp.reserved); + + if (offsetofend(typeof(resp), reg_c0) <= uhw_outlen) { + struct mlx5_eswitch *esw = mdev->priv.eswitch; + + resp.response_length += sizeof(resp.reg_c0); + + if (mlx5_eswitch_mode(mdev) == MLX5_ESWITCH_OFFLOADS && + mlx5_eswitch_vport_match_metadata_enabled(esw)) + fill_esw_mgr_reg_c0(mdev, &resp); + } + if (uhw_outlen) { err = ib_copy_to_udata(uhw, &resp, resp.response_length); |