| /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ |
| /* Copyright (c) 2018 Mellanox Technologies. */ |
| |
| #ifndef __MLX5E_FLOW_STEER_H__ |
| #define __MLX5E_FLOW_STEER_H__ |
| |
| #include "mod_hdr.h" |
| #include "lib/fs_ttc.h" |
| |
| struct mlx5e_post_act; |
| |
| enum { |
| MLX5E_TC_FT_LEVEL = 0, |
| MLX5E_TC_TTC_FT_LEVEL, |
| }; |
| |
| struct mlx5e_tc_table { |
| /* Protects the dynamic assignment of the t parameter |
| * which is the nic tc root table. |
| */ |
| struct mutex t_lock; |
| struct mlx5_flow_table *t; |
| struct mlx5_fs_chains *chains; |
| struct mlx5e_post_act *post_act; |
| |
| struct rhashtable ht; |
| |
| struct mod_hdr_tbl mod_hdr; |
| struct mutex hairpin_tbl_lock; /* protects hairpin_tbl */ |
| DECLARE_HASHTABLE(hairpin_tbl, 8); |
| |
| struct notifier_block netdevice_nb; |
| struct netdev_net_notifier netdevice_nn; |
| |
| struct mlx5_tc_ct_priv *ct; |
| struct mapping_ctx *mapping; |
| }; |
| |
| struct mlx5e_flow_table { |
| int num_groups; |
| struct mlx5_flow_table *t; |
| struct mlx5_flow_group **g; |
| }; |
| |
| struct mlx5e_l2_rule { |
| u8 addr[ETH_ALEN + 2]; |
| struct mlx5_flow_handle *rule; |
| }; |
| |
| #define MLX5E_L2_ADDR_HASH_SIZE BIT(BITS_PER_BYTE) |
| |
| struct mlx5e_promisc_table { |
| struct mlx5e_flow_table ft; |
| struct mlx5_flow_handle *rule; |
| }; |
| |
| /* Forward declaration and APIs to get private fields of vlan_table */ |
| struct mlx5e_vlan_table; |
| unsigned long *mlx5e_vlan_get_active_svlans(struct mlx5e_vlan_table *vlan); |
| struct mlx5_flow_table *mlx5e_vlan_get_flowtable(struct mlx5e_vlan_table *vlan); |
| |
| struct mlx5e_l2_table { |
| struct mlx5e_flow_table ft; |
| struct hlist_head netdev_uc[MLX5E_L2_ADDR_HASH_SIZE]; |
| struct hlist_head netdev_mc[MLX5E_L2_ADDR_HASH_SIZE]; |
| struct mlx5e_l2_rule broadcast; |
| struct mlx5e_l2_rule allmulti; |
| struct mlx5_flow_handle *trap_rule; |
| bool broadcast_enabled; |
| bool allmulti_enabled; |
| bool promisc_enabled; |
| }; |
| |
| #define MLX5E_NUM_INDIR_TIRS (MLX5_NUM_TT - 1) |
| |
| #define MLX5_HASH_IP (MLX5_HASH_FIELD_SEL_SRC_IP |\ |
| MLX5_HASH_FIELD_SEL_DST_IP) |
| #define MLX5_HASH_IP_L4PORTS (MLX5_HASH_FIELD_SEL_SRC_IP |\ |
| MLX5_HASH_FIELD_SEL_DST_IP |\ |
| MLX5_HASH_FIELD_SEL_L4_SPORT |\ |
| MLX5_HASH_FIELD_SEL_L4_DPORT) |
| #define MLX5_HASH_IP_IPSEC_SPI (MLX5_HASH_FIELD_SEL_SRC_IP |\ |
| MLX5_HASH_FIELD_SEL_DST_IP |\ |
| MLX5_HASH_FIELD_SEL_IPSEC_SPI) |
| |
| /* NIC prio FTS */ |
| enum { |
| MLX5E_PROMISC_FT_LEVEL, |
| MLX5E_VLAN_FT_LEVEL, |
| MLX5E_L2_FT_LEVEL, |
| MLX5E_TTC_FT_LEVEL, |
| MLX5E_INNER_TTC_FT_LEVEL, |
| MLX5E_FS_TT_UDP_FT_LEVEL = MLX5E_INNER_TTC_FT_LEVEL + 1, |
| MLX5E_FS_TT_ANY_FT_LEVEL = MLX5E_INNER_TTC_FT_LEVEL + 1, |
| #ifdef CONFIG_MLX5_EN_TLS |
| MLX5E_ACCEL_FS_TCP_FT_LEVEL = MLX5E_INNER_TTC_FT_LEVEL + 1, |
| #endif |
| #ifdef CONFIG_MLX5_EN_ARFS |
| MLX5E_ARFS_FT_LEVEL = MLX5E_INNER_TTC_FT_LEVEL + 1, |
| #endif |
| #ifdef CONFIG_MLX5_EN_IPSEC |
| MLX5E_ACCEL_FS_ESP_FT_LEVEL = MLX5E_INNER_TTC_FT_LEVEL + 1, |
| MLX5E_ACCEL_FS_ESP_FT_ERR_LEVEL, |
| #endif |
| }; |
| |
| struct mlx5e_priv; |
| |
| #ifdef CONFIG_MLX5_EN_RXNFC |
| |
| struct mlx5e_ethtool_table { |
| struct mlx5_flow_table *ft; |
| int num_rules; |
| }; |
| |
| #define ETHTOOL_NUM_L3_L4_FTS 7 |
| #define ETHTOOL_NUM_L2_FTS 4 |
| |
| struct mlx5e_ethtool_steering { |
| struct mlx5e_ethtool_table l3_l4_ft[ETHTOOL_NUM_L3_L4_FTS]; |
| struct mlx5e_ethtool_table l2_ft[ETHTOOL_NUM_L2_FTS]; |
| struct list_head rules; |
| int tot_num_rules; |
| }; |
| |
| void mlx5e_ethtool_init_steering(struct mlx5e_priv *priv); |
| void mlx5e_ethtool_cleanup_steering(struct mlx5e_priv *priv); |
| int mlx5e_ethtool_set_rxnfc(struct mlx5e_priv *priv, struct ethtool_rxnfc *cmd); |
| int mlx5e_ethtool_get_rxnfc(struct mlx5e_priv *priv, |
| struct ethtool_rxnfc *info, u32 *rule_locs); |
| #else |
| static inline void mlx5e_ethtool_init_steering(struct mlx5e_priv *priv) { } |
| static inline void mlx5e_ethtool_cleanup_steering(struct mlx5e_priv *priv) { } |
| static inline int mlx5e_ethtool_set_rxnfc(struct mlx5e_priv *priv, struct ethtool_rxnfc *cmd) |
| { return -EOPNOTSUPP; } |
| static inline int mlx5e_ethtool_get_rxnfc(struct mlx5e_priv *priv, |
| struct ethtool_rxnfc *info, u32 *rule_locs) |
| { return -EOPNOTSUPP; } |
| #endif /* CONFIG_MLX5_EN_RXNFC */ |
| |
| #ifdef CONFIG_MLX5_EN_ARFS |
| struct mlx5e_arfs_tables; |
| |
| int mlx5e_arfs_create_tables(struct mlx5e_priv *priv); |
| void mlx5e_arfs_destroy_tables(struct mlx5e_priv *priv); |
| int mlx5e_arfs_enable(struct mlx5e_priv *priv); |
| int mlx5e_arfs_disable(struct mlx5e_priv *priv); |
| int mlx5e_rx_flow_steer(struct net_device *dev, const struct sk_buff *skb, |
| u16 rxq_index, u32 flow_id); |
| #else |
| static inline int mlx5e_arfs_create_tables(struct mlx5e_priv *priv) { return 0; } |
| static inline void mlx5e_arfs_destroy_tables(struct mlx5e_priv *priv) {} |
| static inline int mlx5e_arfs_enable(struct mlx5e_priv *priv) { return -EOPNOTSUPP; } |
| static inline int mlx5e_arfs_disable(struct mlx5e_priv *priv) { return -EOPNOTSUPP; } |
| #endif |
| |
| #ifdef CONFIG_MLX5_EN_TLS |
| struct mlx5e_accel_fs_tcp; |
| #endif |
| |
| struct mlx5e_fs_udp; |
| struct mlx5e_fs_any; |
| struct mlx5e_ptp_fs; |
| |
| struct mlx5e_flow_steering { |
| struct mlx5_flow_namespace *ns; |
| struct mlx5_flow_namespace *egress_ns; |
| #ifdef CONFIG_MLX5_EN_RXNFC |
| struct mlx5e_ethtool_steering ethtool; |
| #endif |
| struct mlx5e_tc_table tc; |
| struct mlx5e_promisc_table promisc; |
| struct mlx5e_vlan_table *vlan; |
| struct mlx5e_l2_table l2; |
| struct mlx5_ttc_table *ttc; |
| struct mlx5_ttc_table *inner_ttc; |
| #ifdef CONFIG_MLX5_EN_ARFS |
| struct mlx5e_arfs_tables *arfs; |
| #endif |
| #ifdef CONFIG_MLX5_EN_TLS |
| struct mlx5e_accel_fs_tcp *accel_tcp; |
| #endif |
| struct mlx5e_fs_udp *udp; |
| struct mlx5e_fs_any *any; |
| struct mlx5e_ptp_fs *ptp_fs; |
| }; |
| |
| void mlx5e_set_ttc_params(struct mlx5e_priv *priv, |
| struct ttc_params *ttc_params, bool tunnel); |
| |
| void mlx5e_destroy_ttc_table(struct mlx5e_priv *priv); |
| int mlx5e_create_ttc_table(struct mlx5e_priv *priv); |
| |
| void mlx5e_destroy_flow_table(struct mlx5e_flow_table *ft); |
| |
| void mlx5e_enable_cvlan_filter(struct mlx5e_priv *priv); |
| void mlx5e_disable_cvlan_filter(struct mlx5e_priv *priv); |
| |
| int mlx5e_create_flow_steering(struct mlx5e_priv *priv); |
| void mlx5e_destroy_flow_steering(struct mlx5e_priv *priv); |
| |
| int mlx5e_fs_init(struct mlx5e_priv *priv); |
| void mlx5e_fs_cleanup(struct mlx5e_priv *priv); |
| |
| int mlx5e_add_vlan_trap(struct mlx5e_priv *priv, int trap_id, int tir_num); |
| void mlx5e_remove_vlan_trap(struct mlx5e_priv *priv); |
| int mlx5e_add_mac_trap(struct mlx5e_priv *priv, int trap_id, int tir_num); |
| void mlx5e_remove_mac_trap(struct mlx5e_priv *priv); |
| |
| #endif /* __MLX5E_FLOW_STEER_H__ */ |
| |