/* * Copyright (c) 2015, Mellanox Technologies, Ltd. 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_ESWITCH_H__ #define __MLX5_ESWITCH_H__ #include #include #include #include #include #include #include #include #include #include "lib/mpfs.h" #include "lib/fs_chains.h" #include "sf/sf.h" #include "en/tc_ct.h" #include "en/tc/sample.h" enum mlx5_mapped_obj_type { MLX5_MAPPED_OBJ_CHAIN, MLX5_MAPPED_OBJ_SAMPLE, MLX5_MAPPED_OBJ_INT_PORT_METADATA, MLX5_MAPPED_OBJ_ACT_MISS, }; struct mlx5_mapped_obj { enum mlx5_mapped_obj_type type; union { u32 chain; u64 act_miss_cookie; struct { u32 group_id; u32 rate; u32 trunc_size; u32 tunnel_id; } sample; u32 int_port_metadata; }; }; #ifdef CONFIG_MLX5_ESWITCH #define ESW_OFFLOADS_DEFAULT_NUM_GROUPS 15 #define MLX5_MAX_UC_PER_VPORT(dev) \ (1 << MLX5_CAP_GEN(dev, log_max_current_uc_list)) #define MLX5_MAX_MC_PER_VPORT(dev) \ (1 << MLX5_CAP_GEN(dev, log_max_current_mc_list)) #define mlx5_esw_has_fwd_fdb(dev) \ MLX5_CAP_ESW_FLOWTABLE(dev, fdb_multi_path_to_table) #define esw_chains(esw) \ ((esw)->fdb_table.offloads.esw_chains_priv) enum { MAPPING_TYPE_CHAIN, MAPPING_TYPE_TUNNEL, MAPPING_TYPE_TUNNEL_ENC_OPTS, MAPPING_TYPE_LABELS, MAPPING_TYPE_ZONE, MAPPING_TYPE_INT_PORT, }; struct vport_ingress { struct mlx5_flow_table *acl; struct mlx5_flow_handle *allow_rule; struct { struct mlx5_flow_group *allow_spoofchk_only_grp; struct mlx5_flow_group *allow_untagged_spoofchk_grp; struct mlx5_flow_group *allow_untagged_only_grp; struct mlx5_flow_group *drop_grp; struct mlx5_flow_handle *drop_rule; struct mlx5_fc *drop_counter; } legacy; struct { /* Optional group to add an FTE to do internal priority * tagging on ingress packets. */ struct mlx5_flow_group *metadata_prio_tag_grp; /* Group to add default match-all FTE entry to tag ingress * packet with metadata. */ struct mlx5_flow_group *metadata_allmatch_grp; /* Optional group to add a drop all rule */ struct mlx5_flow_group *drop_grp; struct mlx5_modify_hdr *modify_metadata; struct mlx5_flow_handle *modify_metadata_rule; struct mlx5_flow_handle *drop_rule; } offloads; }; enum vport_egress_acl_type { VPORT_EGRESS_ACL_TYPE_DEFAULT, VPORT_EGRESS_ACL_TYPE_SHARED_FDB, }; struct vport_egress { struct mlx5_flow_table *acl; enum vport_egress_acl_type type; struct mlx5_flow_handle *allowed_vlan; struct mlx5_flow_group *vlan_grp; union { struct { struct mlx5_flow_group *drop_grp; struct mlx5_flow_handle *drop_rule; struct mlx5_fc *drop_counter; } legacy; struct { struct mlx5_flow_group *fwd_grp; struct mlx5_flow_handle *fwd_rule; struct xarray bounce_rules; struct mlx5_flow_group *bounce_grp; } offloads; }; }; struct mlx5_vport_drop_stats { u64 rx_dropped; u64 tx_dropped; }; struct mlx5_vport_info { u8 mac[ETH_ALEN]; u16 vlan; u64 node_guid; int link_state; u8 qos; u8 spoofchk: 1; u8 trusted: 1; u8 roce_enabled: 1; u8 mig_enabled: 1; u8 ipsec_crypto_enabled: 1; u8 ipsec_packet_enabled: 1; }; /* Vport context events */ enum mlx5_eswitch_vport_event { MLX5_VPORT_UC_ADDR_CHANGE = BIT(0), MLX5_VPORT_MC_ADDR_CHANGE = BIT(1), MLX5_VPORT_PROMISC_CHANGE = BIT(3), }; struct mlx5_vport; struct mlx5_devlink_port { struct devlink_port dl_port; struct mlx5_vport *vport; }; static inline void mlx5_devlink_port_init(struct mlx5_devlink_port *dl_port, struct mlx5_vport *vport) { dl_port->vport = vport; } static inline struct mlx5_devlink_port *mlx5_devlink_port_get(struct devlink_port *dl_port) { return container_of(dl_port, struct mlx5_devlink_port, dl_port); } static inline struct mlx5_vport *mlx5_devlink_port_vport_get(struct devlink_port *dl_port) { return mlx5_devlink_port_get(dl_port)->vport; } struct mlx5_vport { struct mlx5_core_dev *dev; struct hlist_head uc_list[MLX5_L2_ADDR_HASH_SIZE]; struct hlist_head mc_list[MLX5_L2_ADDR_HASH_SIZE]; struct mlx5_flow_handle *promisc_rule; struct mlx5_flow_handle *allmulti_rule; struct work_struct vport_change_handler; struct vport_ingress ingress; struct vport_egress egress; u32 default_metadata; u32 metadata; struct mlx5_vport_info info; struct { bool enabled; u32 esw_tsar_ix; u32 bw_share; u32 min_rate; u32 max_rate; struct mlx5_esw_rate_group *group; } qos; u16 vport; bool enabled; bool max_eqs_set; enum mlx5_eswitch_vport_event enabled_events; int index; struct mlx5_devlink_port *dl_port; }; struct mlx5_esw_indir_table; struct mlx5_eswitch_fdb { union { struct legacy_fdb { struct mlx5_flow_table *fdb; struct mlx5_flow_group *addr_grp; struct mlx5_flow_group *allmulti_grp; struct mlx5_flow_group *promisc_grp; struct mlx5_flow_table *vepa_fdb; struct mlx5_flow_handle *vepa_uplink_rule; struct mlx5_flow_handle *vepa_star_rule; } legacy; struct offloads_fdb { struct mlx5_flow_namespace *ns; struct mlx5_flow_table *tc_miss_table; struct mlx5_flow_table *slow_fdb; struct mlx5_flow_group *send_to_vport_grp; struct mlx5_flow_group *send_to_vport_meta_grp; struct mlx5_flow_group *peer_miss_grp; struct mlx5_flow_handle **peer_miss_rules[MLX5_MAX_PORTS]; struct mlx5_flow_group *miss_grp; struct mlx5_flow_handle **send_to_vport_meta_rules; struct mlx5_flow_handle *miss_rule_uni; struct mlx5_flow_handle *miss_rule_multi; struct mlx5_fs_chains *esw_chains_priv; struct { DECLARE_HASHTABLE(table, 8); /* Protects vports.table */ struct mutex lock; } vports; struct mlx5_esw_indir_table *indir; } offloads; }; u32 flags; }; struct mlx5_esw_offload { struct mlx5_flow_table *ft_offloads_restore; struct mlx5_flow_group *restore_group; struct mlx5_modify_hdr *restore_copy_hdr_id; struct mapping_ctx *reg_c0_obj_pool; struct mlx5_flow_table *ft_offloads; struct mlx5_flow_group *vport_rx_group; struct mlx5_flow_group *vport_rx_drop_group; struct mlx5_flow_handle *vport_rx_drop_rule; struct mlx5_flow_table *ft_ipsec_tx_pol; struct xarray vport_reps; struct list_head peer_flows[MLX5_MAX_PORTS]; struct mutex peer_mutex; struct mutex encap_tbl_lock; /* protects encap_tbl */ DECLARE_HASHTABLE(encap_tbl, 8); struct mutex decap_tbl_lock; /* protects decap_tbl */ DECLARE_HASHTABLE(decap_tbl, 8); struct mod_hdr_tbl mod_hdr; DECLARE_HASHTABLE(termtbl_tbl, 8); struct mutex termtbl_mutex; /* protects termtbl hash */ struct xarray vhca_map; const struct mlx5_eswitch_rep_ops *rep_ops[NUM_REP_TYPES]; u8 inline_mode; atomic64_t num_flows; u64 num_block_encap; u64 num_block_mode; enum devlink_eswitch_encap_mode encap; struct ida vport_metadata_ida; unsigned int host_number; /* ECPF supports one external host */ }; /* E-Switch MC FDB table hash node */ struct esw_mc_addr { /* SRIOV only */ struct l2addr_node node; struct mlx5_flow_handle *uplink_rule; /* Forward to uplink rule */ u32 refcnt; }; struct mlx5_host_work { struct work_struct work; struct mlx5_eswitch *esw; }; struct mlx5_esw_functions { struct mlx5_nb nb; u16 num_vfs; u16 num_ec_vfs; }; enum { MLX5_ESWITCH_VPORT_MATCH_METADATA = BIT(0), MLX5_ESWITCH_REG_C1_LOOPBACK_ENABLED = BIT(1), MLX5_ESWITCH_VPORT_ACL_NS_CREATED = BIT(2), }; struct mlx5_esw_bridge_offloads; enum { MLX5_ESW_FDB_CREATED = BIT(0), }; struct dentry; struct mlx5_eswitch { struct mlx5_core_dev *dev; struct mlx5_nb nb; struct mlx5_eswitch_fdb fdb_table; /* legacy data structures */ struct hlist_head mc_table[MLX5_L2_ADDR_HASH_SIZE]; struct esw_mc_addr mc_promisc; /* end of legacy */ struct dentry *debugfs_root; struct workqueue_struct *work_queue; struct xarray vports; u32 flags; int total_vports; int enabled_vports; /* Synchronize between vport change events * and async SRIOV admin state changes */ struct mutex state_lock; /* Protects eswitch mode change that occurs via one or more * user commands, i.e. sriov state change, devlink commands. */ struct rw_semaphore mode_lock; atomic64_t user_count; struct { u32 root_tsar_ix; struct mlx5_esw_rate_group *group0; struct list_head groups; /* Protected by esw->state_lock */ /* Protected by esw->state_lock. * Initially 0, meaning no QoS users and QoS is disabled. */ refcount_t refcnt; } qos; struct mlx5_esw_bridge_offloads *br_offloads; struct mlx5_esw_offload offloads; int mode; u16 manager_vport; u16 first_host_vport; u8 num_peers; struct mlx5_esw_functions esw_funcs; struct { u32 large_group_num; } params; struct blocking_notifier_head n_head; struct xarray paired; struct mlx5_devcom_comp_dev *devcom; u16 enabled_ipsec_vf_count; bool eswitch_operation_in_progress; }; void esw_offloads_disable(struct mlx5_eswitch *esw); int esw_offloads_enable(struct mlx5_eswitch *esw); void esw_offloads_cleanup(struct mlx5_eswitch *esw); int esw_offloads_init(struct mlx5_eswitch *esw); struct mlx5_flow_handle * mlx5_eswitch_add_send_to_vport_meta_rule(struct mlx5_eswitch *esw, u16 vport_num); void mlx5_eswitch_del_send_to_vport_meta_rule(struct mlx5_flow_handle *rule); bool mlx5_esw_vport_match_metadata_supported(const struct mlx5_eswitch *esw); u32 mlx5_esw_match_metadata_alloc(struct mlx5_eswitch *esw); void mlx5_esw_match_metadata_free(struct mlx5_eswitch *esw, u32 metadata); int mlx5_esw_qos_modify_vport_rate(struct mlx5_eswitch *esw, u16 vport_num, u32 rate_mbps); /* E-Switch API */ int mlx5_eswitch_init(struct mlx5_core_dev *dev); void mlx5_eswitch_cleanup(struct mlx5_eswitch *esw); #define MLX5_ESWITCH_IGNORE_NUM_VFS (-1) int mlx5_eswitch_enable_locked(struct mlx5_eswitch *esw, int num_vfs); int mlx5_eswitch_enable(struct mlx5_eswitch *esw, int num_vfs); void mlx5_eswitch_disable_sriov(struct mlx5_eswitch *esw, bool clear_vf); void mlx5_eswitch_disable_locked(struct mlx5_eswitch *esw); void mlx5_eswitch_disable(struct mlx5_eswitch *esw); void mlx5_esw_offloads_devcom_init(struct mlx5_eswitch *esw, u64 key); void mlx5_esw_offloads_devcom_cleanup(struct mlx5_eswitch *esw); bool mlx5_esw_offloads_devcom_is_ready(struct mlx5_eswitch *esw); int mlx5_eswitch_set_vport_mac(struct mlx5_eswitch *esw, u16 vport, const u8 *mac); int mlx5_eswitch_set_vport_state(struct mlx5_eswitch *esw, u16 vport, int link_state); int mlx5_eswitch_set_vport_vlan(struct mlx5_eswitch *esw, u16 vport, u16 vlan, u8 qos); int mlx5_eswitch_set_vport_spoofchk(struct mlx5_eswitch *esw, u16 vport, bool spoofchk); int mlx5_eswitch_set_vport_trust(struct mlx5_eswitch *esw, u16 vport_num, bool setting); int mlx5_eswitch_set_vport_rate(struct mlx5_eswitch *esw, u16 vport, u32 max_rate, u32 min_rate); int mlx5_esw_qos_vport_update_group(struct mlx5_eswitch *esw, struct mlx5_vport *vport, struct mlx5_esw_rate_group *group, struct netlink_ext_ack *extack); int mlx5_eswitch_set_vepa(struct mlx5_eswitch *esw, u8 setting); int mlx5_eswitch_get_vepa(struct mlx5_eswitch *esw, u8 *setting); int mlx5_eswitch_get_vport_config(struct mlx5_eswitch *esw, u16 vport, struct ifla_vf_info *ivi); int mlx5_eswitch_get_vport_stats(struct mlx5_eswitch *esw, u16 vport, struct ifla_vf_stats *vf_stats); void mlx5_eswitch_del_send_to_vport_rule(struct mlx5_flow_handle *rule); int mlx5_eswitch_modify_esw_vport_context(struct mlx5_core_dev *dev, u16 vport, bool other_vport, void *in); struct mlx5_flow_spec; struct mlx5_esw_flow_attr; struct mlx5_termtbl_handle; bool mlx5_eswitch_termtbl_required(struct mlx5_eswitch *esw, struct mlx5_flow_attr *attr, struct mlx5_flow_act *flow_act, struct mlx5_flow_spec *spec); struct mlx5_flow_handle * mlx5_eswitch_add_termtbl_rule(struct mlx5_eswitch *esw, struct mlx5_flow_table *ft, struct mlx5_flow_spec *spec, struct mlx5_esw_flow_attr *attr, struct mlx5_flow_act *flow_act, struct mlx5_flow_destination *dest, int num_dest); void mlx5_eswitch_termtbl_put(struct mlx5_eswitch *esw, struct mlx5_termtbl_handle *tt); void mlx5_eswitch_clear_rule_source_port(struct mlx5_eswitch *esw, struct mlx5_flow_spec *spec); struct mlx5_flow_handle * mlx5_eswitch_add_offloaded_rule(struct mlx5_eswitch *esw, struct mlx5_flow_spec *spec, struct mlx5_flow_attr *attr); struct mlx5_flow_handle * mlx5_eswitch_add_fwd_rule(struct mlx5_eswitch *esw, struct mlx5_flow_spec *spec, struct mlx5_flow_attr *attr); void mlx5_eswitch_del_offloaded_rule(struct mlx5_eswitch *esw, struct mlx5_flow_handle *rule, struct mlx5_flow_attr *attr); void mlx5_eswitch_del_fwd_rule(struct mlx5_eswitch *esw, struct mlx5_flow_handle *rule, struct mlx5_flow_attr *attr); struct mlx5_flow_handle * mlx5_eswitch_create_vport_rx_rule(struct mlx5_eswitch *esw, u16 vport, struct mlx5_flow_destination *dest); enum { SET_VLAN_STRIP = BIT(0), SET_VLAN_INSERT = BIT(1) }; enum mlx5_flow_match_level { MLX5_MATCH_NONE = MLX5_INLINE_MODE_NONE, MLX5_MATCH_L2 = MLX5_INLINE_MODE_L2, MLX5_MATCH_L3 = MLX5_INLINE_MODE_IP, MLX5_MATCH_L4 = MLX5_INLINE_MODE_TCP_UDP, }; /* current maximum for flow based vport multicasting */ #define MLX5_MAX_FLOW_FWD_VPORTS 32 enum { MLX5_ESW_DEST_ENCAP = BIT(0), MLX5_ESW_DEST_ENCAP_VALID = BIT(1), MLX5_ESW_DEST_CHAIN_WITH_SRC_PORT_CHANGE = BIT(2), }; struct mlx5_esw_flow_attr { struct mlx5_eswitch_rep *in_rep; struct mlx5_core_dev *in_mdev; struct mlx5_core_dev *counter_dev; struct mlx5e_tc_int_port *dest_int_port; struct mlx5e_tc_int_port *int_port; int split_count; int out_count; __be16 vlan_proto[MLX5_FS_VLAN_DEPTH]; u16 vlan_vid[MLX5_FS_VLAN_DEPTH]; u8 vlan_prio[MLX5_FS_VLAN_DEPTH]; u8 total_vlan; struct { u32 flags; bool vport_valid; u16 vport; struct mlx5_pkt_reformat *pkt_reformat; struct mlx5_core_dev *mdev; struct mlx5_termtbl_handle *termtbl; int src_port_rewrite_act_id; } dests[MLX5_MAX_FLOW_FWD_VPORTS]; struct mlx5_rx_tun_attr *rx_tun_attr; struct ethhdr eth; struct mlx5_pkt_reformat *decap_pkt_reformat; }; int mlx5_devlink_eswitch_mode_set(struct devlink *devlink, u16 mode, struct netlink_ext_ack *extack); int mlx5_devlink_eswitch_mode_get(struct devlink *devlink, u16 *mode); int mlx5_devlink_eswitch_inline_mode_set(struct devlink *devlink, u8 mode, struct netlink_ext_ack *extack); int mlx5_devlink_eswitch_inline_mode_get(struct devlink *devlink, u8 *mode); int mlx5_devlink_eswitch_encap_mode_set(struct devlink *devlink, enum devlink_eswitch_encap_mode encap, struct netlink_ext_ack *extack); int mlx5_devlink_eswitch_encap_mode_get(struct devlink *devlink, enum devlink_eswitch_encap_mode *encap); int mlx5_devlink_port_fn_hw_addr_get(struct devlink_port *port, u8 *hw_addr, int *hw_addr_len, struct netlink_ext_ack *extack); int mlx5_devlink_port_fn_hw_addr_set(struct devlink_port *port, const u8 *hw_addr, int hw_addr_len, struct netlink_ext_ack *extack); int mlx5_devlink_port_fn_roce_get(struct devlink_port *port, bool *is_enabled, struct netlink_ext_ack *extack); int mlx5_devlink_port_fn_roce_set(struct devlink_port *port, bool enable, struct netlink_ext_ack *extack); int mlx5_devlink_port_fn_migratable_get(struct devlink_port *port, bool *is_enabled, struct netlink_ext_ack *extack); int mlx5_devlink_port_fn_migratable_set(struct devlink_port *port, bool enable, struct netlink_ext_ack *extack); #ifdef CONFIG_XFRM_OFFLOAD int mlx5_devlink_port_fn_ipsec_crypto_get(struct devlink_port *port, bool *is_enabled, struct netlink_ext_ack *extack); int mlx5_devlink_port_fn_ipsec_crypto_set(struct devlink_port *port, bool enable, struct netlink_ext_ack *extack); int mlx5_devlink_port_fn_ipsec_packet_get(struct devlink_port *port, bool *is_enabled, struct netlink_ext_ack *extack); int mlx5_devlink_port_fn_ipsec_packet_set(struct devlink_port *port, bool enable, struct netlink_ext_ack *extack); #endif /* CONFIG_XFRM_OFFLOAD */ int mlx5_devlink_port_fn_max_io_eqs_get(struct devlink_port *port, u32 *max_io_eqs, struct netlink_ext_ack *extack); int mlx5_devlink_port_fn_max_io_eqs_set(struct devlink_port *port, u32 max_io_eqs, struct netlink_ext_ack *extack); int mlx5_devlink_port_fn_max_io_eqs_set_sf_default(struct devlink_port *port, struct netlink_ext_ack *extack); void *mlx5_eswitch_get_uplink_priv(struct mlx5_eswitch *esw, u8 rep_type); int __mlx5_eswitch_set_vport_vlan(struct mlx5_eswitch *esw, u16 vport, u16 vlan, u8 qos, u8 set_flags); static inline bool esw_vst_mode_is_steering(struct mlx5_eswitch *esw) { return (MLX5_CAP_ESW_EGRESS_ACL(esw->dev, pop_vlan) && MLX5_CAP_ESW_INGRESS_ACL(esw->dev, push_vlan)); } static inline bool mlx5_eswitch_vlan_actions_supported(struct mlx5_core_dev *dev, u8 vlan_depth) { bool ret = MLX5_CAP_ESW_FLOWTABLE_FDB(dev, pop_vlan) && MLX5_CAP_ESW_FLOWTABLE_FDB(dev, push_vlan); if (vlan_depth == 1) return ret; return ret && MLX5_CAP_ESW_FLOWTABLE_FDB(dev, pop_vlan_2) && MLX5_CAP_ESW_FLOWTABLE_FDB(dev, push_vlan_2); } bool mlx5_esw_multipath_prereq(struct mlx5_core_dev *dev0, struct mlx5_core_dev *dev1); const u32 *mlx5_esw_query_functions(struct mlx5_core_dev *dev); #define MLX5_DEBUG_ESWITCH_MASK BIT(3) #define esw_info(__dev, format, ...) \ dev_info((__dev)->device, "E-Switch: " format, ##__VA_ARGS__) #define esw_warn(__dev, format, ...) \ dev_warn((__dev)->device, "E-Switch: " format, ##__VA_ARGS__) #define esw_debug(dev, format, ...) \ mlx5_core_dbg_mask(dev, MLX5_DEBUG_ESWITCH_MASK, format, ##__VA_ARGS__) static inline bool mlx5_esw_allowed(const struct mlx5_eswitch *esw) { return esw && MLX5_ESWITCH_MANAGER(esw->dev); } static inline bool mlx5_esw_is_manager_vport(const struct mlx5_eswitch *esw, u16 vport_num) { return esw->manager_vport == vport_num; } static inline bool mlx5_esw_is_owner(struct mlx5_eswitch *esw, u16 vport_num, u16 esw_owner_vhca_id) { return esw_owner_vhca_id == MLX5_CAP_GEN(esw->dev, vhca_id) || (vport_num == MLX5_VPORT_UPLINK && mlx5_lag_is_master(esw->dev)); } static inline u16 mlx5_eswitch_first_host_vport_num(struct mlx5_core_dev *dev) { return mlx5_core_is_ecpf_esw_manager(dev) ? MLX5_VPORT_PF : MLX5_VPORT_FIRST_VF; } static inline bool mlx5_eswitch_is_funcs_handler(const struct mlx5_core_dev *dev) { return mlx5_core_is_ecpf_esw_manager(dev); } static inline unsigned int mlx5_esw_vport_to_devlink_port_index(const struct mlx5_core_dev *dev, u16 vport_num) { return (MLX5_CAP_GEN(dev, vhca_id) << 16) | vport_num; } static inline u16 mlx5_esw_devlink_port_index_to_vport_num(unsigned int dl_port_index) { return dl_port_index & 0xffff; } static inline bool mlx5_esw_is_fdb_created(struct mlx5_eswitch *esw) { return esw->fdb_table.flags & MLX5_ESW_FDB_CREATED; } /* TODO: This mlx5e_tc function shouldn't be called by eswitch */ void mlx5e_tc_clean_fdb_peer_flows(struct mlx5_eswitch *esw); /* Each mark identifies eswitch vport type. * MLX5_ESW_VPT_HOST_FN is used to identify both PF and VF ports using * a single mark. * MLX5_ESW_VPT_VF identifies a SRIOV VF vport. * MLX5_ESW_VPT_SF identifies SF vport. */ #define MLX5_ESW_VPT_HOST_FN XA_MARK_0 #define MLX5_ESW_VPT_VF XA_MARK_1 #define MLX5_ESW_VPT_SF XA_MARK_2 /* The vport iterator is valid only after vport are initialized in mlx5_eswitch_init. * Borrowed the idea from xa_for_each_marked() but with support for desired last element. */ #define mlx5_esw_for_each_vport(esw, index, vport) \ xa_for_each(&((esw)->vports), index, vport) #define mlx5_esw_for_each_entry_marked(xa, index, entry, last, filter) \ for (index = 0, entry = xa_find(xa, &index, last, filter); \ entry; entry = xa_find_after(xa, &index, last, filter)) #define mlx5_esw_for_each_vport_marked(esw, index, vport, last, filter) \ mlx5_esw_for_each_entry_marked(&((esw)->vports), index, vport, last, filter) #define mlx5_esw_for_each_vf_vport(esw, index, vport, last) \ mlx5_esw_for_each_vport_marked(esw, index, vport, last, MLX5_ESW_VPT_VF) #define mlx5_esw_for_each_host_func_vport(esw, index, vport, last) \ mlx5_esw_for_each_vport_marked(esw, index, vport, last, MLX5_ESW_VPT_HOST_FN) /* This macro should only be used if EC SRIOV is enabled. * * Because there were no more marks available on the xarray this uses a * for_each_range approach. The range is only valid when EC SRIOV is enabled */ #define mlx5_esw_for_each_ec_vf_vport(esw, index, vport, last) \ xa_for_each_range(&((esw)->vports), \ index, \ vport, \ MLX5_CAP_GEN_2((esw->dev), ec_vf_vport_base), \ MLX5_CAP_GEN_2((esw->dev), ec_vf_vport_base) +\ (last) - 1) struct mlx5_eswitch *__must_check mlx5_devlink_eswitch_get(struct devlink *devlink); struct mlx5_eswitch *mlx5_devlink_eswitch_nocheck_get(struct devlink *devlink); struct mlx5_vport *__must_check mlx5_eswitch_get_vport(struct mlx5_eswitch *esw, u16 vport_num); bool mlx5_eswitch_is_vf_vport(struct mlx5_eswitch *esw, u16 vport_num); bool mlx5_eswitch_is_pf_vf_vport(struct mlx5_eswitch *esw, u16 vport_num); bool mlx5_esw_is_sf_vport(struct mlx5_eswitch *esw, u16 vport_num); int mlx5_esw_funcs_changed_handler(struct notifier_block *nb, unsigned long type, void *data); int mlx5_eswitch_enable_pf_vf_vports(struct mlx5_eswitch *esw, enum mlx5_eswitch_vport_event enabled_events); void mlx5_eswitch_disable_pf_vf_vports(struct mlx5_eswitch *esw); int mlx5_esw_vport_enable(struct mlx5_eswitch *esw, struct mlx5_vport *vport, enum mlx5_eswitch_vport_event enabled_events); void mlx5_esw_vport_disable(struct mlx5_eswitch *esw, struct mlx5_vport *vport); int esw_vport_create_offloads_acl_tables(struct mlx5_eswitch *esw, struct mlx5_vport *vport); void esw_vport_destroy_offloads_acl_tables(struct mlx5_eswitch *esw, struct mlx5_vport *vport); struct esw_vport_tbl_namespace { int max_fte; int max_num_groups; u32 flags; }; struct mlx5_vport_tbl_attr { u32 chain; u16 prio; u16 vport; struct esw_vport_tbl_namespace *vport_ns; }; struct mlx5_flow_table * mlx5_esw_vporttbl_get(struct mlx5_eswitch *esw, struct mlx5_vport_tbl_attr *attr); void mlx5_esw_vporttbl_put(struct mlx5_eswitch *esw, struct mlx5_vport_tbl_attr *attr); struct mlx5_flow_handle * esw_add_restore_rule(struct mlx5_eswitch *esw, u32 tag); void mlx5_esw_set_flow_group_source_port(struct mlx5_eswitch *esw, u32 *flow_group_in, int match_params); void mlx5_esw_set_spec_source_port(struct mlx5_eswitch *esw, u16 vport, struct mlx5_flow_spec *spec); int mlx5_esw_offloads_init_pf_vf_rep(struct mlx5_eswitch *esw, struct mlx5_vport *vport); void mlx5_esw_offloads_cleanup_pf_vf_rep(struct mlx5_eswitch *esw, struct mlx5_vport *vport); int mlx5_esw_offloads_init_sf_rep(struct mlx5_eswitch *esw, struct mlx5_vport *vport, struct mlx5_devlink_port *dl_port, u32 controller, u32 sfnum); void mlx5_esw_offloads_cleanup_sf_rep(struct mlx5_eswitch *esw, struct mlx5_vport *vport); int mlx5_esw_offloads_load_rep(struct mlx5_eswitch *esw, struct mlx5_vport *vport); void mlx5_esw_offloads_unload_rep(struct mlx5_eswitch *esw, struct mlx5_vport *vport); int mlx5_eswitch_load_sf_vport(struct mlx5_eswitch *esw, u16 vport_num, enum mlx5_eswitch_vport_event enabled_events, struct mlx5_devlink_port *dl_port, u32 controller, u32 sfnum); void mlx5_eswitch_unload_sf_vport(struct mlx5_eswitch *esw, u16 vport_num); int mlx5_eswitch_load_vf_vports(struct mlx5_eswitch *esw, u16 num_vfs, enum mlx5_eswitch_vport_event enabled_events); void mlx5_eswitch_unload_vf_vports(struct mlx5_eswitch *esw, u16 num_vfs); int mlx5_esw_offloads_pf_vf_devlink_port_init(struct mlx5_eswitch *esw, struct mlx5_vport *vport); void mlx5_esw_offloads_pf_vf_devlink_port_cleanup(struct mlx5_eswitch *esw, struct mlx5_vport *vport); int mlx5_esw_offloads_sf_devlink_port_init(struct mlx5_eswitch *esw, struct mlx5_vport *vport, struct mlx5_devlink_port *dl_port, u32 controller, u32 sfnum); void mlx5_esw_offloads_sf_devlink_port_cleanup(struct mlx5_eswitch *esw, struct mlx5_vport *vport); int mlx5_esw_offloads_devlink_port_register(struct mlx5_eswitch *esw, struct mlx5_vport *vport); void mlx5_esw_offloads_devlink_port_unregister(struct mlx5_eswitch *esw, struct mlx5_vport *vport); struct devlink_port *mlx5_esw_offloads_devlink_port(struct mlx5_eswitch *esw, u16 vport_num); int mlx5_esw_sf_max_hpf_functions(struct mlx5_core_dev *dev, u16 *max_sfs, u16 *sf_base_id); int mlx5_esw_vport_vhca_id_set(struct mlx5_eswitch *esw, u16 vport_num); void mlx5_esw_vport_vhca_id_clear(struct mlx5_eswitch *esw, u16 vport_num); int mlx5_eswitch_vhca_id_to_vport(struct mlx5_eswitch *esw, u16 vhca_id, u16 *vport_num); /** * mlx5_esw_event_info - Indicates eswitch mode changed/changing. * * @new_mode: New mode of eswitch. */ struct mlx5_esw_event_info { u16 new_mode; }; int mlx5_esw_event_notifier_register(struct mlx5_eswitch *esw, struct notifier_block *n); void mlx5_esw_event_notifier_unregister(struct mlx5_eswitch *esw, struct notifier_block *n); bool mlx5_esw_hold(struct mlx5_core_dev *dev); void mlx5_esw_release(struct mlx5_core_dev *dev); void mlx5_esw_get(struct mlx5_core_dev *dev); void mlx5_esw_put(struct mlx5_core_dev *dev); int mlx5_esw_try_lock(struct mlx5_eswitch *esw); int mlx5_esw_lock(struct mlx5_eswitch *esw); void mlx5_esw_unlock(struct mlx5_eswitch *esw); void esw_vport_change_handle_locked(struct mlx5_vport *vport); bool mlx5_esw_offloads_controller_valid(const struct mlx5_eswitch *esw, u32 controller); int mlx5_eswitch_offloads_single_fdb_add_one(struct mlx5_eswitch *master_esw, struct mlx5_eswitch *slave_esw, int max_slaves); void mlx5_eswitch_offloads_single_fdb_del_one(struct mlx5_eswitch *master_esw, struct mlx5_eswitch *slave_esw); int mlx5_eswitch_reload_ib_reps(struct mlx5_eswitch *esw); bool mlx5_eswitch_block_encap(struct mlx5_core_dev *dev); void mlx5_eswitch_unblock_encap(struct mlx5_core_dev *dev); int mlx5_eswitch_block_mode(struct mlx5_core_dev *dev); void mlx5_eswitch_unblock_mode(struct mlx5_core_dev *dev); static inline int mlx5_eswitch_num_vfs(struct mlx5_eswitch *esw) { if (mlx5_esw_allowed(esw)) return esw->esw_funcs.num_vfs; return 0; } static inline int mlx5_eswitch_get_npeers(struct mlx5_eswitch *esw) { if (mlx5_esw_allowed(esw)) return esw->num_peers; return 0; } static inline struct mlx5_flow_table * mlx5_eswitch_get_slow_fdb(struct mlx5_eswitch *esw) { return esw->fdb_table.offloads.slow_fdb; } int mlx5_eswitch_restore_ipsec_rule(struct mlx5_eswitch *esw, struct mlx5_flow_handle *rule, struct mlx5_esw_flow_attr *esw_attr, int attr_idx); bool mlx5_eswitch_block_ipsec(struct mlx5_core_dev *dev); void mlx5_eswitch_unblock_ipsec(struct mlx5_core_dev *dev); bool mlx5_esw_ipsec_vf_offload_supported(struct mlx5_core_dev *dev); int mlx5_esw_ipsec_vf_offload_get(struct mlx5_core_dev *dev, struct mlx5_vport *vport); int mlx5_esw_ipsec_vf_crypto_offload_supported(struct mlx5_core_dev *dev, u16 vport_num); int mlx5_esw_ipsec_vf_crypto_offload_set(struct mlx5_eswitch *esw, struct mlx5_vport *vport, bool enable); int mlx5_esw_ipsec_vf_packet_offload_set(struct mlx5_eswitch *esw, struct mlx5_vport *vport, bool enable); int mlx5_esw_ipsec_vf_packet_offload_supported(struct mlx5_core_dev *dev, u16 vport_num); #else /* CONFIG_MLX5_ESWITCH */ /* eswitch API stubs */ static inline int mlx5_eswitch_init(struct mlx5_core_dev *dev) { return 0; } static inline void mlx5_eswitch_cleanup(struct mlx5_eswitch *esw) {} static inline int mlx5_eswitch_enable(struct mlx5_eswitch *esw, int num_vfs) { return 0; } static inline void mlx5_eswitch_disable_sriov(struct mlx5_eswitch *esw, bool clear_vf) {} static inline void mlx5_eswitch_disable(struct mlx5_eswitch *esw) {} static inline void mlx5_esw_offloads_devcom_init(struct mlx5_eswitch *esw, u64 key) {} static inline void mlx5_esw_offloads_devcom_cleanup(struct mlx5_eswitch *esw) {} static inline bool mlx5_esw_offloads_devcom_is_ready(struct mlx5_eswitch *esw) { return false; } static inline bool mlx5_eswitch_is_funcs_handler(struct mlx5_core_dev *dev) { return false; } static inline int mlx5_eswitch_set_vport_state(struct mlx5_eswitch *esw, u16 vport, int link_state) { return 0; } static inline const u32 *mlx5_esw_query_functions(struct mlx5_core_dev *dev) { return ERR_PTR(-EOPNOTSUPP); } static inline struct mlx5_flow_handle * esw_add_restore_rule(struct mlx5_eswitch *esw, u32 tag) { return ERR_PTR(-EOPNOTSUPP); } static inline unsigned int mlx5_esw_vport_to_devlink_port_index(const struct mlx5_core_dev *dev, u16 vport_num) { return vport_num; } static inline int mlx5_eswitch_offloads_single_fdb_add_one(struct mlx5_eswitch *master_esw, struct mlx5_eswitch *slave_esw, int max_slaves) { return 0; } static inline void mlx5_eswitch_offloads_single_fdb_del_one(struct mlx5_eswitch *master_esw, struct mlx5_eswitch *slave_esw) {} static inline int mlx5_eswitch_get_npeers(struct mlx5_eswitch *esw) { return 0; } static inline int mlx5_eswitch_reload_ib_reps(struct mlx5_eswitch *esw) { return 0; } static inline bool mlx5_eswitch_block_encap(struct mlx5_core_dev *dev) { return true; } static inline void mlx5_eswitch_unblock_encap(struct mlx5_core_dev *dev) { } static inline int mlx5_eswitch_block_mode(struct mlx5_core_dev *dev) { return 0; } static inline void mlx5_eswitch_unblock_mode(struct mlx5_core_dev *dev) {} static inline bool mlx5_eswitch_block_ipsec(struct mlx5_core_dev *dev) { return false; } static inline void mlx5_eswitch_unblock_ipsec(struct mlx5_core_dev *dev) {} #endif /* CONFIG_MLX5_ESWITCH */ #endif /* __MLX5_ESWITCH_H__ */