{
struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
struct mlx5_esw_flow_attr *attr = flow->esw_attr;
- struct mlx5_esw_flow_attr slow_attr;
int out_index;
+ mlx5e_put_flow_tunnel_id(flow);
+
if (flow_flag_test(flow, NOT_READY)) {
remove_unready_flow(flow);
kvfree(attr->parse_attr);
attr->split_count = attr->out_count;
break;
case FLOW_ACTION_TUNNEL_DECAP:
- action |= MLX5_FLOW_CONTEXT_ACTION_DECAP;
+ decap = true;
break;
- case FLOW_ACTION_GOTO: {
- u32 dest_chain = act->chain_index;
- u32 max_chain = mlx5_esw_chains_get_chain_range(esw);
+ case FLOW_ACTION_GOTO:
+ err = mlx5_validate_goto_chain(esw, flow, act, action,
+ extack);
+ if (err)
+ return err;
- if (ft_flow) {
- NL_SET_ERR_MSG_MOD(extack, "Goto action is not supported");
- return -EOPNOTSUPP;
- }
- if (dest_chain <= attr->chain) {
- NL_SET_ERR_MSG(extack, "Goto earlier chain isn't supported");
- return -EOPNOTSUPP;
- }
- if (dest_chain > max_chain) {
- NL_SET_ERR_MSG(extack, "Requested destination chain is out of supported range");
- return -EOPNOTSUPP;
- }
action |= MLX5_FLOW_CONTEXT_ACTION_COUNT;
- attr->dest_chain = dest_chain;
+ attr->dest_chain = act->chain_index;
break;
- }
default:
NL_SET_ERR_MSG_MOD(extack, "The offload action is not supported");
return -EOPNOTSUPP;
return -EOPNOTSUPP;
if (attr->dest_chain) {
+ if (decap) {
+ /* It can be supported if we'll create a mapping for
+ * the tunnel device only (without tunnel), and set
+ * this tunnel id with this decap flow.
+ *
+ * On restore (miss), we'll just set this saved tunnel
+ * device.
+ */
+
+ NL_SET_ERR_MSG(extack,
+ "Decap with goto isn't supported");
+ netdev_warn(priv->netdev,
+ "Decap with goto isn't supported");
+ return -EOPNOTSUPP;
+ }
+
if (attr->action & MLX5_FLOW_CONTEXT_ACTION_FWD_DEST) {
- NL_SET_ERR_MSG(extack, "Mirroring goto chain rules isn't supported");
+ NL_SET_ERR_MSG_MOD(extack,
+ "Mirroring goto chain rules isn't supported");
return -EOPNOTSUPP;
}
attr->action |= MLX5_FLOW_CONTEXT_ACTION_FWD_DEST;
return flow_rule;
}
++
+static int mlx5_eswitch_inline_mode_get(const struct mlx5_eswitch *esw, u8 *mode)
+{
+ u8 prev_mlx5_mode, mlx5_mode = MLX5_INLINE_MODE_L2;
+ struct mlx5_core_dev *dev = esw->dev;
+ int vport;
+
+ if (!MLX5_CAP_GEN(dev, vport_group_manager))
+ return -EOPNOTSUPP;
+
+ if (esw->mode == MLX5_ESWITCH_NONE)
+ return -EOPNOTSUPP;
+
+ switch (MLX5_CAP_ETH(dev, wqe_inline_mode)) {
+ case MLX5_CAP_INLINE_MODE_NOT_REQUIRED:
+ mlx5_mode = MLX5_INLINE_MODE_NONE;
+ goto out;
+ case MLX5_CAP_INLINE_MODE_L2:
+ mlx5_mode = MLX5_INLINE_MODE_L2;
+ goto out;
+ case MLX5_CAP_INLINE_MODE_VPORT_CONTEXT:
+ goto query_vports;
+ }
+
+query_vports:
+ mlx5_query_nic_vport_min_inline(dev, esw->first_host_vport, &prev_mlx5_mode);
+ mlx5_esw_for_each_host_func_vport(esw, vport, esw->esw_funcs.num_vfs) {
+ mlx5_query_nic_vport_min_inline(dev, vport, &mlx5_mode);
+ if (prev_mlx5_mode != mlx5_mode)
+ return -EINVAL;
+ prev_mlx5_mode = mlx5_mode;
+ }
+
+out:
+ *mode = mlx5_mode;
+ return 0;
++}
++
+ static void esw_destroy_restore_table(struct mlx5_eswitch *esw)
+ {
+ struct mlx5_esw_offload *offloads = &esw->offloads;
+
+ mlx5_modify_header_dealloc(esw->dev, offloads->restore_copy_hdr_id);
+ mlx5_destroy_flow_group(offloads->restore_group);
+ mlx5_destroy_flow_table(offloads->ft_offloads_restore);
+ }
+
+ static int esw_create_restore_table(struct mlx5_eswitch *esw)
+ {
+ u8 modact[MLX5_UN_SZ_BYTES(set_action_in_add_action_in_auto)] = {};
+ int inlen = MLX5_ST_SZ_BYTES(create_flow_group_in);
+ struct mlx5_flow_table_attr ft_attr = {};
+ struct mlx5_core_dev *dev = esw->dev;
+ struct mlx5_flow_namespace *ns;
+ struct mlx5_modify_hdr *mod_hdr;
+ void *match_criteria, *misc;
+ struct mlx5_flow_table *ft;
+ struct mlx5_flow_group *g;
+ u32 *flow_group_in;
+ int err = 0;
+
+ ns = mlx5_get_flow_namespace(dev, MLX5_FLOW_NAMESPACE_OFFLOADS);
+ if (!ns) {
+ esw_warn(esw->dev, "Failed to get offloads flow namespace\n");
+ return -EOPNOTSUPP;
+ }
+
+ flow_group_in = kvzalloc(inlen, GFP_KERNEL);
+ if (!flow_group_in) {
+ err = -ENOMEM;
+ goto out_free;
+ }
+
+ ft_attr.max_fte = 1 << ESW_CHAIN_TAG_METADATA_BITS;
+ ft = mlx5_create_flow_table(ns, &ft_attr);
+ if (IS_ERR(ft)) {
+ err = PTR_ERR(ft);
+ esw_warn(esw->dev, "Failed to create restore table, err %d\n",
+ err);
+ goto out_free;
+ }
+
+ memset(flow_group_in, 0, inlen);
+ match_criteria = MLX5_ADDR_OF(create_flow_group_in, flow_group_in,
+ match_criteria);
+ misc = MLX5_ADDR_OF(fte_match_param, match_criteria,
+ misc_parameters_2);
+
+ MLX5_SET(fte_match_set_misc2, misc, metadata_reg_c_0,
+ ESW_CHAIN_TAG_METADATA_MASK);
+ MLX5_SET(create_flow_group_in, flow_group_in, start_flow_index, 0);
+ MLX5_SET(create_flow_group_in, flow_group_in, end_flow_index,
+ ft_attr.max_fte - 1);
+ MLX5_SET(create_flow_group_in, flow_group_in, match_criteria_enable,
+ MLX5_MATCH_MISC_PARAMETERS_2);
+ g = mlx5_create_flow_group(ft, flow_group_in);
+ if (IS_ERR(g)) {
+ err = PTR_ERR(g);
+ esw_warn(dev, "Failed to create restore flow group, err: %d\n",
+ err);
+ goto err_group;
+ }
+
+ MLX5_SET(copy_action_in, modact, action_type, MLX5_ACTION_TYPE_COPY);
+ MLX5_SET(copy_action_in, modact, src_field,
+ MLX5_ACTION_IN_FIELD_METADATA_REG_C_1);
+ MLX5_SET(copy_action_in, modact, dst_field,
+ MLX5_ACTION_IN_FIELD_METADATA_REG_B);
+ mod_hdr = mlx5_modify_header_alloc(esw->dev,
+ MLX5_FLOW_NAMESPACE_KERNEL, 1,
+ modact);
+ if (IS_ERR(mod_hdr)) {
+ esw_warn(dev, "Failed to create restore mod header, err: %d\n",
+ err);
+ err = PTR_ERR(mod_hdr);
+ goto err_mod_hdr;
+ }
+
+ esw->offloads.ft_offloads_restore = ft;
+ esw->offloads.restore_group = g;
+ esw->offloads.restore_copy_hdr_id = mod_hdr;
+
+ return 0;
+
+ err_mod_hdr:
+ mlx5_destroy_flow_group(g);
+ err_group:
+ mlx5_destroy_flow_table(ft);
+ out_free:
+ kvfree(flow_group_in);
+
+ return err;
}
static int esw_offloads_start(struct mlx5_eswitch *esw,
static void esw_offloads_steering_cleanup(struct mlx5_eswitch *esw)
{
+ mutex_destroy(&esw->fdb_table.offloads.vports.lock);
esw_destroy_vport_rx_group(esw);
- esw_destroy_offloads_table(esw);
esw_destroy_offloads_fdb_tables(esw);
+ esw_destroy_restore_table(esw);
+ esw_destroy_offloads_table(esw);
esw_destroy_uplink_offloads_acl_tables(esw);
}