1 /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ 2 /* Copyright (c) 2018 Mellanox Technologies. */ 3 4 #ifndef __MLX5E_FLOW_STEER_H__ 5 #define __MLX5E_FLOW_STEER_H__ 6 7 #include "mod_hdr.h" 8 #include "lib/fs_ttc.h" 9 10 struct mlx5e_post_act; 11 struct mlx5e_tc_table; 12 13 enum { 14 MLX5E_TC_FT_LEVEL = 0, 15 MLX5E_TC_TTC_FT_LEVEL, 16 MLX5E_TC_MISS_LEVEL, 17 }; 18 19 enum { 20 MLX5E_TC_PRIO = 0, 21 MLX5E_NIC_PRIO 22 }; 23 24 struct mlx5e_flow_table { 25 int num_groups; 26 struct mlx5_flow_table *t; 27 struct mlx5_flow_group **g; 28 }; 29 30 struct mlx5e_l2_rule { 31 u8 addr[ETH_ALEN + 2]; 32 struct mlx5_flow_handle *rule; 33 }; 34 35 #define MLX5E_L2_ADDR_HASH_SIZE BIT(BITS_PER_BYTE) 36 37 struct mlx5e_promisc_table { 38 struct mlx5e_flow_table ft; 39 struct mlx5_flow_handle *rule; 40 }; 41 42 /* Forward declaration and APIs to get private fields of vlan_table */ 43 struct mlx5e_vlan_table; 44 unsigned long *mlx5e_vlan_get_active_svlans(struct mlx5e_vlan_table *vlan); 45 struct mlx5_flow_table *mlx5e_vlan_get_flowtable(struct mlx5e_vlan_table *vlan); 46 47 struct mlx5e_l2_table { 48 struct mlx5e_flow_table ft; 49 struct hlist_head netdev_uc[MLX5E_L2_ADDR_HASH_SIZE]; 50 struct hlist_head netdev_mc[MLX5E_L2_ADDR_HASH_SIZE]; 51 struct mlx5e_l2_rule broadcast; 52 struct mlx5e_l2_rule allmulti; 53 struct mlx5_flow_handle *trap_rule; 54 bool broadcast_enabled; 55 bool allmulti_enabled; 56 bool promisc_enabled; 57 }; 58 59 #define MLX5E_NUM_INDIR_TIRS (MLX5_NUM_TT - 1) 60 61 #define MLX5_HASH_IP (MLX5_HASH_FIELD_SEL_SRC_IP |\ 62 MLX5_HASH_FIELD_SEL_DST_IP) 63 #define MLX5_HASH_IP_L4PORTS (MLX5_HASH_FIELD_SEL_SRC_IP |\ 64 MLX5_HASH_FIELD_SEL_DST_IP |\ 65 MLX5_HASH_FIELD_SEL_L4_SPORT |\ 66 MLX5_HASH_FIELD_SEL_L4_DPORT) 67 #define MLX5_HASH_IP_IPSEC_SPI (MLX5_HASH_FIELD_SEL_SRC_IP |\ 68 MLX5_HASH_FIELD_SEL_DST_IP |\ 69 MLX5_HASH_FIELD_SEL_IPSEC_SPI) 70 71 /* NIC prio FTS */ 72 enum { 73 MLX5E_PROMISC_FT_LEVEL, 74 MLX5E_VLAN_FT_LEVEL, 75 MLX5E_L2_FT_LEVEL, 76 MLX5E_TTC_FT_LEVEL, 77 MLX5E_INNER_TTC_FT_LEVEL, 78 MLX5E_FS_TT_UDP_FT_LEVEL = MLX5E_INNER_TTC_FT_LEVEL + 1, 79 MLX5E_FS_TT_ANY_FT_LEVEL = MLX5E_INNER_TTC_FT_LEVEL + 1, 80 #ifdef CONFIG_MLX5_EN_TLS 81 MLX5E_ACCEL_FS_TCP_FT_LEVEL = MLX5E_INNER_TTC_FT_LEVEL + 1, 82 #endif 83 #ifdef CONFIG_MLX5_EN_ARFS 84 MLX5E_ARFS_FT_LEVEL = MLX5E_INNER_TTC_FT_LEVEL + 1, 85 #endif 86 #ifdef CONFIG_MLX5_EN_IPSEC 87 MLX5E_ACCEL_FS_ESP_FT_LEVEL = MLX5E_INNER_TTC_FT_LEVEL + 1, 88 MLX5E_ACCEL_FS_ESP_FT_ERR_LEVEL, 89 #endif 90 }; 91 92 struct mlx5e_flow_steering; 93 struct mlx5e_rx_res; 94 95 #ifdef CONFIG_MLX5_EN_ARFS 96 struct mlx5e_arfs_tables; 97 98 int mlx5e_arfs_create_tables(struct mlx5e_flow_steering *fs, 99 struct mlx5e_rx_res *rx_res, bool ntuple); 100 void mlx5e_arfs_destroy_tables(struct mlx5e_flow_steering *fs, bool ntuple); 101 int mlx5e_arfs_enable(struct mlx5e_flow_steering *fs); 102 int mlx5e_arfs_disable(struct mlx5e_flow_steering *fs); 103 int mlx5e_rx_flow_steer(struct net_device *dev, const struct sk_buff *skb, 104 u16 rxq_index, u32 flow_id); 105 #else 106 static inline int mlx5e_arfs_create_tables(struct mlx5e_flow_steering *fs, 107 struct mlx5e_rx_res *rx_res, bool ntuple) 108 { return 0; } 109 static inline void mlx5e_arfs_destroy_tables(struct mlx5e_flow_steering *fs, bool ntuple) {} 110 static inline int mlx5e_arfs_enable(struct mlx5e_flow_steering *fs) 111 { return -EOPNOTSUPP; } 112 static inline int mlx5e_arfs_disable(struct mlx5e_flow_steering *fs) 113 { return -EOPNOTSUPP; } 114 #endif 115 116 #ifdef CONFIG_MLX5_EN_TLS 117 struct mlx5e_accel_fs_tcp; 118 #endif 119 120 struct mlx5e_profile; 121 struct mlx5e_fs_udp; 122 struct mlx5e_fs_any; 123 struct mlx5e_ptp_fs; 124 125 void mlx5e_set_ttc_params(struct mlx5e_flow_steering *fs, 126 struct mlx5e_rx_res *rx_res, 127 struct ttc_params *ttc_params, bool tunnel); 128 129 void mlx5e_destroy_ttc_table(struct mlx5e_flow_steering *fs); 130 int mlx5e_create_ttc_table(struct mlx5e_flow_steering *fs, 131 struct mlx5e_rx_res *rx_res); 132 133 void mlx5e_destroy_flow_table(struct mlx5e_flow_table *ft); 134 135 void mlx5e_enable_cvlan_filter(struct mlx5e_flow_steering *fs, bool promisc); 136 void mlx5e_disable_cvlan_filter(struct mlx5e_flow_steering *fs, bool promisc); 137 138 int mlx5e_create_flow_steering(struct mlx5e_flow_steering *fs, 139 struct mlx5e_rx_res *rx_res, 140 const struct mlx5e_profile *profile, 141 struct net_device *netdev); 142 void mlx5e_destroy_flow_steering(struct mlx5e_flow_steering *fs, bool ntuple, 143 const struct mlx5e_profile *profile); 144 145 struct mlx5e_flow_steering *mlx5e_fs_init(const struct mlx5e_profile *profile, 146 struct mlx5_core_dev *mdev, 147 bool state_destroy); 148 void mlx5e_fs_cleanup(struct mlx5e_flow_steering *fs); 149 struct mlx5e_vlan_table *mlx5e_fs_get_vlan(struct mlx5e_flow_steering *fs); 150 void mlx5e_fs_set_tc(struct mlx5e_flow_steering *fs, struct mlx5e_tc_table *tc); 151 struct mlx5e_tc_table *mlx5e_fs_get_tc(struct mlx5e_flow_steering *fs); 152 struct mlx5e_l2_table *mlx5e_fs_get_l2(struct mlx5e_flow_steering *fs); 153 struct mlx5_flow_namespace *mlx5e_fs_get_ns(struct mlx5e_flow_steering *fs, bool egress); 154 void mlx5e_fs_set_ns(struct mlx5e_flow_steering *fs, struct mlx5_flow_namespace *ns, bool egress); 155 #ifdef CONFIG_MLX5_EN_RXNFC 156 struct mlx5e_ethtool_steering *mlx5e_fs_get_ethtool(struct mlx5e_flow_steering *fs); 157 #endif 158 struct mlx5_ttc_table *mlx5e_fs_get_ttc(struct mlx5e_flow_steering *fs, bool inner); 159 void mlx5e_fs_set_ttc(struct mlx5e_flow_steering *fs, struct mlx5_ttc_table *ttc, bool inner); 160 #ifdef CONFIG_MLX5_EN_ARFS 161 struct mlx5e_arfs_tables *mlx5e_fs_get_arfs(struct mlx5e_flow_steering *fs); 162 void mlx5e_fs_set_arfs(struct mlx5e_flow_steering *fs, struct mlx5e_arfs_tables *arfs); 163 #endif 164 struct mlx5e_ptp_fs *mlx5e_fs_get_ptp(struct mlx5e_flow_steering *fs); 165 void mlx5e_fs_set_ptp(struct mlx5e_flow_steering *fs, struct mlx5e_ptp_fs *ptp_fs); 166 struct mlx5e_fs_any *mlx5e_fs_get_any(struct mlx5e_flow_steering *fs); 167 void mlx5e_fs_set_any(struct mlx5e_flow_steering *fs, struct mlx5e_fs_any *any); 168 struct mlx5e_fs_udp *mlx5e_fs_get_udp(struct mlx5e_flow_steering *fs); 169 void mlx5e_fs_set_udp(struct mlx5e_flow_steering *fs, struct mlx5e_fs_udp *udp); 170 #ifdef CONFIG_MLX5_EN_TLS 171 struct mlx5e_accel_fs_tcp *mlx5e_fs_get_accel_tcp(struct mlx5e_flow_steering *fs); 172 void mlx5e_fs_set_accel_tcp(struct mlx5e_flow_steering *fs, struct mlx5e_accel_fs_tcp *accel_tcp); 173 #endif 174 void mlx5e_fs_set_state_destroy(struct mlx5e_flow_steering *fs, bool state_destroy); 175 void mlx5e_fs_set_vlan_strip_disable(struct mlx5e_flow_steering *fs, bool vlan_strip_disable); 176 177 struct mlx5_core_dev *mlx5e_fs_get_mdev(struct mlx5e_flow_steering *fs); 178 int mlx5e_add_vlan_trap(struct mlx5e_flow_steering *fs, int trap_id, int tir_num); 179 void mlx5e_remove_vlan_trap(struct mlx5e_flow_steering *fs); 180 int mlx5e_add_mac_trap(struct mlx5e_flow_steering *fs, int trap_id, int tir_num); 181 void mlx5e_remove_mac_trap(struct mlx5e_flow_steering *fs); 182 void mlx5e_fs_set_rx_mode_work(struct mlx5e_flow_steering *fs, struct net_device *netdev); 183 int mlx5e_fs_vlan_rx_add_vid(struct mlx5e_flow_steering *fs, 184 struct net_device *netdev, 185 __be16 proto, u16 vid); 186 int mlx5e_fs_vlan_rx_kill_vid(struct mlx5e_flow_steering *fs, 187 struct net_device *netdev, 188 __be16 proto, u16 vid); 189 void mlx5e_fs_init_l2_addr(struct mlx5e_flow_steering *fs, struct net_device *netdev); 190 191 #define fs_err(fs, fmt, ...) \ 192 mlx5_core_err(mlx5e_fs_get_mdev(fs), fmt, ##__VA_ARGS__) 193 194 #define fs_dbg(fs, fmt, ...) \ 195 mlx5_core_dbg(mlx5e_fs_get_mdev(fs), fmt, ##__VA_ARGS__) 196 197 #define fs_warn(fs, fmt, ...) \ 198 mlx5_core_warn(mlx5e_fs_get_mdev(fs), fmt, ##__VA_ARGS__) 199 200 #define fs_warn_once(fs, fmt, ...) \ 201 mlx5_core_warn_once(mlx5e_fs_get_mdev(fs), fmt, ##__VA_ARGS__) 202 203 #endif /* __MLX5E_FLOW_STEER_H__ */ 204 205