diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c index a3cf787382ee..178ff9b05258 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c @@ -574,6 +574,59 @@ void mlx5_eswitch_del_send_to_vport_rule(struct mlx5_flow_handle *rule) mlx5_del_flow_rules(rule); } +static int mlx5_eswitch_enable_passing_vport_metadata(struct mlx5_eswitch *esw) +{ + u32 out[MLX5_ST_SZ_DW(query_esw_vport_context_out)] = {}; + u32 in[MLX5_ST_SZ_DW(modify_esw_vport_context_in)] = {}; + u8 fdb_to_vport_reg_c_id; + int err; + + err = mlx5_eswitch_query_esw_vport_context(esw, esw->manager_vport, + out, sizeof(out)); + if (err) + return err; + + fdb_to_vport_reg_c_id = MLX5_GET(query_esw_vport_context_out, out, + esw_vport_context.fdb_to_vport_reg_c_id); + + fdb_to_vport_reg_c_id |= MLX5_FDB_TO_VPORT_REG_C_0; + MLX5_SET(modify_esw_vport_context_in, in, + esw_vport_context.fdb_to_vport_reg_c_id, fdb_to_vport_reg_c_id); + + MLX5_SET(modify_esw_vport_context_in, in, + field_select.fdb_to_vport_reg_c_id, 1); + + return mlx5_eswitch_modify_esw_vport_context(esw, esw->manager_vport, + in, sizeof(in)); +} + +static int mlx5_eswitch_disable_passing_vport_metadata(struct mlx5_eswitch *esw) +{ + u32 out[MLX5_ST_SZ_DW(query_esw_vport_context_out)] = {}; + u32 in[MLX5_ST_SZ_DW(modify_esw_vport_context_in)] = {}; + u8 fdb_to_vport_reg_c_id; + int err; + + err = mlx5_eswitch_query_esw_vport_context(esw, esw->manager_vport, + out, sizeof(out)); + if (err) + return err; + + fdb_to_vport_reg_c_id = MLX5_GET(query_esw_vport_context_out, out, + esw_vport_context.fdb_to_vport_reg_c_id); + + fdb_to_vport_reg_c_id &= ~MLX5_FDB_TO_VPORT_REG_C_0; + + MLX5_SET(modify_esw_vport_context_in, in, + esw_vport_context.fdb_to_vport_reg_c_id, fdb_to_vport_reg_c_id); + + MLX5_SET(modify_esw_vport_context_in, in, + field_select.fdb_to_vport_reg_c_id, 1); + + return mlx5_eswitch_modify_esw_vport_context(esw, esw->manager_vport, + in, sizeof(in)); +} + static void peer_miss_rules_setup(struct mlx5_core_dev *peer_dev, struct mlx5_flow_spec *spec, struct mlx5_flow_destination *dest) @@ -1977,6 +2030,12 @@ int esw_offloads_init(struct mlx5_eswitch *esw, int vf_nvports, if (err) return err; + if (mlx5_eswitch_vport_match_metadata_enabled(esw)) { + err = mlx5_eswitch_enable_passing_vport_metadata(esw); + if (err) + goto err_vport_metadata; + } + /* Only load special vports reps. VF reps will be loaded in * context of functions_changed event handler through real * or emulated event. @@ -2004,6 +2063,9 @@ int esw_offloads_init(struct mlx5_eswitch *esw, int vf_nvports, return 0; err_reps: + if (mlx5_eswitch_vport_match_metadata_enabled(esw)) + mlx5_eswitch_disable_passing_vport_metadata(esw); +err_vport_metadata: esw_offloads_steering_cleanup(esw); return err; } @@ -2033,6 +2095,8 @@ void esw_offloads_cleanup(struct mlx5_eswitch *esw) mlx5_rdma_disable_roce(esw->dev); esw_offloads_devcom_cleanup(esw); esw_offloads_unload_all_reps(esw, esw->esw_funcs.num_vfs); + if (mlx5_eswitch_vport_match_metadata_enabled(esw)) + mlx5_eswitch_disable_passing_vport_metadata(esw); esw_offloads_steering_cleanup(esw); } |