/* * Copyright (c) 2015, Mellanox Technologies. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU * General Public License (GPL) Version 2, available from the file * COPYING in the main directory of this source tree, or the * OpenIB.org BSD license below: * * Redistribution and use in source and binary forms, with or * without modification, are permitted provided that the following * conditions are met: * * - Redistributions of source code must retain the above * copyright notice, this list of conditions and the following * disclaimer. * * - Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials * provided with the distribution. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #ifndef _MLX5_FS_ #define _MLX5_FS_ #include #include #define MLX5_FS_DEFAULT_FLOW_TAG 0x0 enum { MLX5_FLOW_CONTEXT_ACTION_FWD_NEXT_PRIO = 1 << 16, MLX5_FLOW_CONTEXT_ACTION_ENCRYPT = 1 << 17, MLX5_FLOW_CONTEXT_ACTION_DECRYPT = 1 << 18, }; enum { MLX5_FLOW_TABLE_TUNNEL_EN_REFORMAT = BIT(0), MLX5_FLOW_TABLE_TUNNEL_EN_DECAP = BIT(1), }; #define LEFTOVERS_RULE_NUM 2 static inline void build_leftovers_ft_param(int *priority, int *n_ent, int *n_grp) { *priority = 0; /* Priority of leftovers_prio-0 */ *n_ent = LEFTOVERS_RULE_NUM; *n_grp = LEFTOVERS_RULE_NUM; } enum mlx5_flow_namespace_type { MLX5_FLOW_NAMESPACE_BYPASS, MLX5_FLOW_NAMESPACE_LAG, MLX5_FLOW_NAMESPACE_OFFLOADS, MLX5_FLOW_NAMESPACE_ETHTOOL, MLX5_FLOW_NAMESPACE_KERNEL, MLX5_FLOW_NAMESPACE_LEFTOVERS, MLX5_FLOW_NAMESPACE_ANCHOR, MLX5_FLOW_NAMESPACE_FDB, MLX5_FLOW_NAMESPACE_ESW_EGRESS, MLX5_FLOW_NAMESPACE_ESW_INGRESS, MLX5_FLOW_NAMESPACE_SNIFFER_RX, MLX5_FLOW_NAMESPACE_SNIFFER_TX, MLX5_FLOW_NAMESPACE_EGRESS, }; struct mlx5_flow_table; struct mlx5_flow_group; struct mlx5_flow_namespace; struct mlx5_flow_handle; struct mlx5_flow_spec { u8 match_criteria_enable; u32 match_criteria[MLX5_ST_SZ_DW(fte_match_param)]; u32 match_value[MLX5_ST_SZ_DW(fte_match_param)]; }; enum { MLX5_FLOW_DEST_VPORT_VHCA_ID = BIT(0), MLX5_FLOW_DEST_VPORT_REFORMAT_ID = BIT(1), }; struct mlx5_flow_destination { enum mlx5_flow_destination_type type; union { u32 tir_num; u32 ft_num; struct mlx5_flow_table *ft; u32 counter_id; struct { u16 num; u16 vhca_id; u32 reformat_id; u8 flags; } vport; }; }; struct mlx5_flow_namespace * mlx5_get_fdb_sub_ns(struct mlx5_core_dev *dev, int n); struct mlx5_flow_namespace * mlx5_get_flow_namespace(struct mlx5_core_dev *dev, enum mlx5_flow_namespace_type type); struct mlx5_flow_namespace * mlx5_get_flow_vport_acl_namespace(struct mlx5_core_dev *dev, enum mlx5_flow_namespace_type type, int vport); struct mlx5_flow_table * mlx5_create_auto_grouped_flow_table(struct mlx5_flow_namespace *ns, int prio, int num_flow_table_entries, int max_num_groups, u32 level, u32 flags); struct mlx5_flow_table_attr { int prio; int max_fte; u32 level; u32 flags; }; struct mlx5_flow_table * mlx5_create_flow_table(struct mlx5_flow_namespace *ns, struct mlx5_flow_table_attr *ft_attr); struct mlx5_flow_table * mlx5_create_vport_flow_table(struct mlx5_flow_namespace *ns, int prio, int num_flow_table_entries, u32 level, u16 vport); struct mlx5_flow_table *mlx5_create_lag_demux_flow_table( struct mlx5_flow_namespace *ns, int prio, u32 level); int mlx5_destroy_flow_table(struct mlx5_flow_table *ft); /* inbox should be set with the following values: * start_flow_index * end_flow_index * match_criteria_enable * match_criteria */ struct mlx5_flow_group * mlx5_create_flow_group(struct mlx5_flow_table *ft, u32 *in); void mlx5_destroy_flow_group(struct mlx5_flow_group *fg); struct mlx5_fs_vlan { u16 ethtype; u16 vid; u8 prio; }; #define MLX5_FS_VLAN_DEPTH 2 enum { FLOW_ACT_HAS_TAG = BIT(0), FLOW_ACT_NO_APPEND = BIT(1), }; struct mlx5_flow_act { u32 action; u32 flow_tag; u32 reformat_id; u32 modify_id; uintptr_t esp_id; u32 flags; struct mlx5_fs_vlan vlan[MLX5_FS_VLAN_DEPTH]; struct ib_counters *counters; }; #define MLX5_DECLARE_FLOW_ACT(name) \ struct mlx5_flow_act name = { .action = MLX5_FLOW_CONTEXT_ACTION_FWD_DEST,\ .flow_tag = MLX5_FS_DEFAULT_FLOW_TAG, \ .reformat_id = 0, \ .modify_id = 0, \ .flags = 0, } /* Single destination per rule. * Group ID is implied by the match criteria. */ struct mlx5_flow_handle * mlx5_add_flow_rules(struct mlx5_flow_table *ft, struct mlx5_flow_spec *spec, struct mlx5_flow_act *flow_act, struct mlx5_flow_destination *dest, int num_dest); void mlx5_del_flow_rules(struct mlx5_flow_handle *fr); int mlx5_modify_rule_destination(struct mlx5_flow_handle *handler, struct mlx5_flow_destination *new_dest, struct mlx5_flow_destination *old_dest); struct mlx5_fc *mlx5_fc_create(struct mlx5_core_dev *dev, bool aging); void mlx5_fc_destroy(struct mlx5_core_dev *dev, struct mlx5_fc *counter); void mlx5_fc_query_cached(struct mlx5_fc *counter, u64 *bytes, u64 *packets, u64 *lastuse); int mlx5_fc_query(struct mlx5_core_dev *dev, struct mlx5_fc *counter, u64 *packets, u64 *bytes); u32 mlx5_fc_id(struct mlx5_fc *counter); int mlx5_fs_add_rx_underlay_qpn(struct mlx5_core_dev *dev, u32 underlay_qpn); int mlx5_fs_remove_rx_underlay_qpn(struct mlx5_core_dev *dev, u32 underlay_qpn); int mlx5_modify_header_alloc(struct mlx5_core_dev *dev, u8 namespace, u8 num_actions, void *modify_actions, u32 *modify_header_id); void mlx5_modify_header_dealloc(struct mlx5_core_dev *dev, u32 modify_header_id); int mlx5_packet_reformat_alloc(struct mlx5_core_dev *dev, int reformat_type, size_t size, void *reformat_data, enum mlx5_flow_namespace_type namespace, u32 *packet_reformat_id); void mlx5_packet_reformat_dealloc(struct mlx5_core_dev *dev, u32 packet_reformat_id); #endif