diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/en/fs.h')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en/fs.h | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/fs.h b/drivers/net/ethernet/mellanox/mlx5/core/en/fs.h new file mode 100644 index 000000000..bf2741eb7 --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/fs.h @@ -0,0 +1,204 @@ +/* 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; +struct mlx5e_tc_table; + +enum { + MLX5E_TC_FT_LEVEL = 0, + MLX5E_TC_TTC_FT_LEVEL, + MLX5E_TC_MISS_LEVEL, +}; + +enum { + MLX5E_TC_PRIO = 0, + MLX5E_NIC_PRIO +}; + +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_flow_steering; +struct mlx5e_rx_res; + +#ifdef CONFIG_MLX5_EN_ARFS +struct mlx5e_arfs_tables; + +int mlx5e_arfs_create_tables(struct mlx5e_flow_steering *fs, + struct mlx5e_rx_res *rx_res, bool ntuple); +void mlx5e_arfs_destroy_tables(struct mlx5e_flow_steering *fs, bool ntuple); +int mlx5e_arfs_enable(struct mlx5e_flow_steering *fs); +int mlx5e_arfs_disable(struct mlx5e_flow_steering *fs); +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_flow_steering *fs, + struct mlx5e_rx_res *rx_res, bool ntuple) +{ return 0; } +static inline void mlx5e_arfs_destroy_tables(struct mlx5e_flow_steering *fs, bool ntuple) {} +static inline int mlx5e_arfs_enable(struct mlx5e_flow_steering *fs) +{ return -EOPNOTSUPP; } +static inline int mlx5e_arfs_disable(struct mlx5e_flow_steering *fs) +{ return -EOPNOTSUPP; } +#endif + +#ifdef CONFIG_MLX5_EN_TLS +struct mlx5e_accel_fs_tcp; +#endif + +struct mlx5e_profile; +struct mlx5e_fs_udp; +struct mlx5e_fs_any; +struct mlx5e_ptp_fs; + +void mlx5e_set_ttc_params(struct mlx5e_flow_steering *fs, + struct mlx5e_rx_res *rx_res, + struct ttc_params *ttc_params, bool tunnel); + +void mlx5e_destroy_ttc_table(struct mlx5e_flow_steering *fs); +int mlx5e_create_ttc_table(struct mlx5e_flow_steering *fs, + struct mlx5e_rx_res *rx_res); + +void mlx5e_destroy_flow_table(struct mlx5e_flow_table *ft); + +void mlx5e_enable_cvlan_filter(struct mlx5e_flow_steering *fs, bool promisc); +void mlx5e_disable_cvlan_filter(struct mlx5e_flow_steering *fs, bool promisc); + +int mlx5e_create_flow_steering(struct mlx5e_flow_steering *fs, + struct mlx5e_rx_res *rx_res, + const struct mlx5e_profile *profile, + struct net_device *netdev); +void mlx5e_destroy_flow_steering(struct mlx5e_flow_steering *fs, bool ntuple, + const struct mlx5e_profile *profile); + +struct mlx5e_flow_steering *mlx5e_fs_init(const struct mlx5e_profile *profile, + struct mlx5_core_dev *mdev, + bool state_destroy); +void mlx5e_fs_cleanup(struct mlx5e_flow_steering *fs); +struct mlx5e_vlan_table *mlx5e_fs_get_vlan(struct mlx5e_flow_steering *fs); +void mlx5e_fs_set_tc(struct mlx5e_flow_steering *fs, struct mlx5e_tc_table *tc); +struct mlx5e_tc_table *mlx5e_fs_get_tc(struct mlx5e_flow_steering *fs); +struct mlx5e_l2_table *mlx5e_fs_get_l2(struct mlx5e_flow_steering *fs); +struct mlx5_flow_namespace *mlx5e_fs_get_ns(struct mlx5e_flow_steering *fs, bool egress); +void mlx5e_fs_set_ns(struct mlx5e_flow_steering *fs, struct mlx5_flow_namespace *ns, bool egress); +#ifdef CONFIG_MLX5_EN_RXNFC +struct mlx5e_ethtool_steering *mlx5e_fs_get_ethtool(struct mlx5e_flow_steering *fs); +#endif +struct mlx5_ttc_table *mlx5e_fs_get_ttc(struct mlx5e_flow_steering *fs, bool inner); +void mlx5e_fs_set_ttc(struct mlx5e_flow_steering *fs, struct mlx5_ttc_table *ttc, bool inner); +#ifdef CONFIG_MLX5_EN_ARFS +struct mlx5e_arfs_tables *mlx5e_fs_get_arfs(struct mlx5e_flow_steering *fs); +void mlx5e_fs_set_arfs(struct mlx5e_flow_steering *fs, struct mlx5e_arfs_tables *arfs); +#endif +struct mlx5e_ptp_fs *mlx5e_fs_get_ptp(struct mlx5e_flow_steering *fs); +void mlx5e_fs_set_ptp(struct mlx5e_flow_steering *fs, struct mlx5e_ptp_fs *ptp_fs); +struct mlx5e_fs_any *mlx5e_fs_get_any(struct mlx5e_flow_steering *fs); +void mlx5e_fs_set_any(struct mlx5e_flow_steering *fs, struct mlx5e_fs_any *any); +struct mlx5e_fs_udp *mlx5e_fs_get_udp(struct mlx5e_flow_steering *fs); +void mlx5e_fs_set_udp(struct mlx5e_flow_steering *fs, struct mlx5e_fs_udp *udp); +#ifdef CONFIG_MLX5_EN_TLS +struct mlx5e_accel_fs_tcp *mlx5e_fs_get_accel_tcp(struct mlx5e_flow_steering *fs); +void mlx5e_fs_set_accel_tcp(struct mlx5e_flow_steering *fs, struct mlx5e_accel_fs_tcp *accel_tcp); +#endif +void mlx5e_fs_set_state_destroy(struct mlx5e_flow_steering *fs, bool state_destroy); +void mlx5e_fs_set_vlan_strip_disable(struct mlx5e_flow_steering *fs, bool vlan_strip_disable); + +struct mlx5_core_dev *mlx5e_fs_get_mdev(struct mlx5e_flow_steering *fs); +int mlx5e_add_vlan_trap(struct mlx5e_flow_steering *fs, int trap_id, int tir_num); +void mlx5e_remove_vlan_trap(struct mlx5e_flow_steering *fs); +int mlx5e_add_mac_trap(struct mlx5e_flow_steering *fs, int trap_id, int tir_num); +void mlx5e_remove_mac_trap(struct mlx5e_flow_steering *fs); +void mlx5e_fs_set_rx_mode_work(struct mlx5e_flow_steering *fs, struct net_device *netdev); +int mlx5e_fs_vlan_rx_add_vid(struct mlx5e_flow_steering *fs, + struct net_device *netdev, + __be16 proto, u16 vid); +int mlx5e_fs_vlan_rx_kill_vid(struct mlx5e_flow_steering *fs, + struct net_device *netdev, + __be16 proto, u16 vid); +void mlx5e_fs_init_l2_addr(struct mlx5e_flow_steering *fs, struct net_device *netdev); + +#define fs_err(fs, fmt, ...) \ + mlx5_core_err(mlx5e_fs_get_mdev(fs), fmt, ##__VA_ARGS__) + +#define fs_dbg(fs, fmt, ...) \ + mlx5_core_dbg(mlx5e_fs_get_mdev(fs), fmt, ##__VA_ARGS__) + +#define fs_warn(fs, fmt, ...) \ + mlx5_core_warn(mlx5e_fs_get_mdev(fs), fmt, ##__VA_ARGS__) + +#define fs_warn_once(fs, fmt, ...) \ + mlx5_core_warn_once(mlx5e_fs_get_mdev(fs), fmt, ##__VA_ARGS__) + +#endif /* __MLX5E_FLOW_STEER_H__ */ + |