| /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ |
| /* Copyright (C) 2017-2018 Netronome Systems, Inc. */ |
| |
| #ifndef __NFP_FLOWER_H__ |
| #define __NFP_FLOWER_H__ 1 |
| |
| #include "cmsg.h" |
| #include "../nfp_net.h" |
| |
| #include <linux/circ_buf.h> |
| #include <linux/hashtable.h> |
| #include <linux/rhashtable.h> |
| #include <linux/time64.h> |
| #include <linux/types.h> |
| #include <net/flow_offload.h> |
| #include <net/pkt_cls.h> |
| #include <net/pkt_sched.h> |
| #include <net/tcp.h> |
| #include <linux/workqueue.h> |
| #include <linux/idr.h> |
| |
| struct nfp_fl_pre_lag; |
| struct net_device; |
| struct nfp_app; |
| |
| #define NFP_FL_STAT_ID_MU_NUM GENMASK(31, 22) |
| #define NFP_FL_STAT_ID_STAT GENMASK(21, 0) |
| |
| #define NFP_FL_STATS_ELEM_RS sizeof_field(struct nfp_fl_stats_id, \ |
| init_unalloc) |
| #define NFP_FLOWER_MASK_ENTRY_RS 256 |
| #define NFP_FLOWER_MASK_ELEMENT_RS 1 |
| #define NFP_FLOWER_MASK_HASH_BITS 10 |
| |
| #define NFP_FLOWER_KEY_MAX_LW 32 |
| |
| #define NFP_FL_META_FLAG_MANAGE_MASK BIT(7) |
| |
| #define NFP_FL_MASK_REUSE_TIME_NS 40000 |
| #define NFP_FL_MASK_ID_LOCATION 1 |
| |
| /* Extra features bitmap. */ |
| #define NFP_FL_FEATS_GENEVE BIT(0) |
| #define NFP_FL_NBI_MTU_SETTING BIT(1) |
| #define NFP_FL_FEATS_GENEVE_OPT BIT(2) |
| #define NFP_FL_FEATS_VLAN_PCP BIT(3) |
| #define NFP_FL_FEATS_VF_RLIM BIT(4) |
| #define NFP_FL_FEATS_FLOW_MOD BIT(5) |
| #define NFP_FL_FEATS_PRE_TUN_RULES BIT(6) |
| #define NFP_FL_FEATS_IPV6_TUN BIT(7) |
| #define NFP_FL_FEATS_VLAN_QINQ BIT(8) |
| #define NFP_FL_FEATS_QOS_PPS BIT(9) |
| #define NFP_FL_FEATS_QOS_METER BIT(10) |
| #define NFP_FL_FEATS_DECAP_V2 BIT(11) |
| #define NFP_FL_FEATS_HOST_ACK BIT(31) |
| |
| #define NFP_FL_ENABLE_FLOW_MERGE BIT(0) |
| #define NFP_FL_ENABLE_LAG BIT(1) |
| |
| #define NFP_FL_FEATS_HOST \ |
| (NFP_FL_FEATS_GENEVE | \ |
| NFP_FL_NBI_MTU_SETTING | \ |
| NFP_FL_FEATS_GENEVE_OPT | \ |
| NFP_FL_FEATS_VLAN_PCP | \ |
| NFP_FL_FEATS_VF_RLIM | \ |
| NFP_FL_FEATS_FLOW_MOD | \ |
| NFP_FL_FEATS_PRE_TUN_RULES | \ |
| NFP_FL_FEATS_IPV6_TUN | \ |
| NFP_FL_FEATS_VLAN_QINQ | \ |
| NFP_FL_FEATS_QOS_PPS | \ |
| NFP_FL_FEATS_QOS_METER | \ |
| NFP_FL_FEATS_DECAP_V2) |
| |
| struct nfp_fl_mask_id { |
| struct circ_buf mask_id_free_list; |
| ktime_t *last_used; |
| u8 init_unallocated; |
| }; |
| |
| struct nfp_fl_stats_id { |
| struct circ_buf free_list; |
| u32 init_unalloc; |
| u8 repeated_em_count; |
| }; |
| |
| /** |
| * struct nfp_fl_tunnel_offloads - priv data for tunnel offloads |
| * @offloaded_macs: Hashtable of the offloaded MAC addresses |
| * @ipv4_off_list: List of IPv4 addresses to offload |
| * @ipv6_off_list: List of IPv6 addresses to offload |
| * @ipv4_off_lock: Lock for the IPv4 address list |
| * @ipv6_off_lock: Lock for the IPv6 address list |
| * @mac_off_ids: IDA to manage id assignment for offloaded MACs |
| * @neigh_nb: Notifier to monitor neighbour state |
| */ |
| struct nfp_fl_tunnel_offloads { |
| struct rhashtable offloaded_macs; |
| struct list_head ipv4_off_list; |
| struct list_head ipv6_off_list; |
| struct mutex ipv4_off_lock; |
| struct mutex ipv6_off_lock; |
| struct ida mac_off_ids; |
| struct notifier_block neigh_nb; |
| }; |
| |
| /** |
| * struct nfp_tun_neigh - basic neighbour data |
| * @dst_addr: Destination MAC address |
| * @src_addr: Source MAC address |
| * @port_id: NFP port to output packet on - associated with source IPv4 |
| */ |
| struct nfp_tun_neigh { |
| u8 dst_addr[ETH_ALEN]; |
| u8 src_addr[ETH_ALEN]; |
| __be32 port_id; |
| }; |
| |
| /** |
| * struct nfp_tun_neigh_ext - extended neighbour data |
| * @vlan_tpid: VLAN_TPID match field |
| * @vlan_tci: VLAN_TCI match field |
| * @host_ctx: Host context ID to be saved here |
| */ |
| struct nfp_tun_neigh_ext { |
| __be16 vlan_tpid; |
| __be16 vlan_tci; |
| __be32 host_ctx; |
| }; |
| |
| /** |
| * struct nfp_tun_neigh_v4 - neighbour/route entry on the NFP for IPv4 |
| * @dst_ipv4: Destination IPv4 address |
| * @src_ipv4: Source IPv4 address |
| * @common: Neighbour/route common info |
| * @ext: Neighbour/route extended info |
| */ |
| struct nfp_tun_neigh_v4 { |
| __be32 dst_ipv4; |
| __be32 src_ipv4; |
| struct nfp_tun_neigh common; |
| struct nfp_tun_neigh_ext ext; |
| }; |
| |
| /** |
| * struct nfp_tun_neigh_v6 - neighbour/route entry on the NFP for IPv6 |
| * @dst_ipv6: Destination IPv6 address |
| * @src_ipv6: Source IPv6 address |
| * @common: Neighbour/route common info |
| * @ext: Neighbour/route extended info |
| */ |
| struct nfp_tun_neigh_v6 { |
| struct in6_addr dst_ipv6; |
| struct in6_addr src_ipv6; |
| struct nfp_tun_neigh common; |
| struct nfp_tun_neigh_ext ext; |
| }; |
| |
| /** |
| * struct nfp_neigh_entry |
| * @neigh_cookie: Cookie for hashtable lookup |
| * @ht_node: rhash_head entry for hashtable |
| * @list_head: Needed as member of linked_nn_entries list |
| * @payload: The neighbour info payload |
| * @flow: Linked flow rule |
| * @is_ipv6: Flag to indicate if payload is ipv6 or ipv4 |
| */ |
| struct nfp_neigh_entry { |
| unsigned long neigh_cookie; |
| struct rhash_head ht_node; |
| struct list_head list_head; |
| char *payload; |
| struct nfp_predt_entry *flow; |
| bool is_ipv6; |
| }; |
| |
| /** |
| * struct nfp_predt_entry |
| * @list_head: List head to attach to predt_list |
| * @flow_pay: Direct link to flow_payload |
| * @nn_list: List of linked nfp_neigh_entries |
| */ |
| struct nfp_predt_entry { |
| struct list_head list_head; |
| struct nfp_fl_payload *flow_pay; |
| struct list_head nn_list; |
| }; |
| |
| /** |
| * struct nfp_mtu_conf - manage MTU setting |
| * @portnum: NFP port number of repr with requested MTU change |
| * @requested_val: MTU value requested for repr |
| * @ack: Received ack that MTU has been correctly set |
| * @wait_q: Wait queue for MTU acknowledgements |
| * @lock: Lock for setting/reading MTU variables |
| */ |
| struct nfp_mtu_conf { |
| u32 portnum; |
| unsigned int requested_val; |
| bool ack; |
| wait_queue_head_t wait_q; |
| spinlock_t lock; |
| }; |
| |
| /** |
| * struct nfp_fl_lag - Flower APP priv data for link aggregation |
| * @work: Work queue for writing configs to the HW |
| * @lock: Lock to protect lag_group_list |
| * @group_list: List of all master/slave groups offloaded |
| * @ida_handle: IDA to handle group ids |
| * @pkt_num: Incremented for each config packet sent |
| * @batch_ver: Incremented for each batch of config packets |
| * @global_inst: Instance allocator for groups |
| * @rst_cfg: Marker to reset HW LAG config |
| * @retrans_skbs: Cmsgs that could not be processed by HW and require |
| * retransmission |
| */ |
| struct nfp_fl_lag { |
| struct delayed_work work; |
| struct mutex lock; |
| struct list_head group_list; |
| struct ida ida_handle; |
| unsigned int pkt_num; |
| unsigned int batch_ver; |
| u8 global_inst; |
| bool rst_cfg; |
| struct sk_buff_head retrans_skbs; |
| }; |
| |
| /** |
| * struct nfp_fl_internal_ports - Flower APP priv data for additional ports |
| * @port_ids: Assignment of ids to any additional ports |
| * @lock: Lock for extra ports list |
| */ |
| struct nfp_fl_internal_ports { |
| struct idr port_ids; |
| spinlock_t lock; |
| }; |
| |
| /** |
| * struct nfp_flower_priv - Flower APP per-vNIC priv data |
| * @app: Back pointer to app |
| * @nn: Pointer to vNIC |
| * @mask_id_seed: Seed used for mask hash table |
| * @flower_version: HW version of flower |
| * @flower_ext_feats: Bitmap of extra features the HW supports |
| * @flower_en_feats: Bitmap of features enabled by HW |
| * @stats_ids: List of free stats ids |
| * @mask_ids: List of free mask ids |
| * @mask_table: Hash table used to store masks |
| * @stats_ring_size: Maximum number of allowed stats ids |
| * @flow_table: Hash table used to store flower rules |
| * @stats: Stored stats updates for flower rules |
| * @stats_lock: Lock for flower rule stats updates |
| * @stats_ctx_table: Hash table to map stats contexts to its flow rule |
| * @cmsg_work: Workqueue for control messages processing |
| * @cmsg_skbs_high: List of higher priority skbs for control message |
| * processing |
| * @cmsg_skbs_low: List of lower priority skbs for control message |
| * processing |
| * @tun: Tunnel offload data |
| * @reify_replies: atomically stores the number of replies received |
| * from firmware for repr reify |
| * @reify_wait_queue: wait queue for repr reify response counting |
| * @mtu_conf: Configuration of repr MTU value |
| * @nfp_lag: Link aggregation data block |
| * @indr_block_cb_priv: List of priv data passed to indirect block cbs |
| * @non_repr_priv: List of offloaded non-repr ports and their priv data |
| * @active_mem_unit: Current active memory unit for flower rules |
| * @total_mem_units: Total number of available memory units for flower rules |
| * @internal_ports: Internal port ids used in offloaded rules |
| * @qos_stats_work: Workqueue for qos stats processing |
| * @qos_rate_limiters: Current active qos rate limiters |
| * @qos_stats_lock: Lock on qos stats updates |
| * @meter_stats_lock: Lock on meter stats updates |
| * @meter_table: Hash table used to store the meter table |
| * @pre_tun_rule_cnt: Number of pre-tunnel rules offloaded |
| * @merge_table: Hash table to store merged flows |
| * @ct_zone_table: Hash table used to store the different zones |
| * @ct_zone_wc: Special zone entry for wildcarded zone matches |
| * @ct_map_table: Hash table used to referennce ct flows |
| * @predt_list: List to keep track of decap pretun flows |
| * @neigh_table: Table to keep track of neighbor entries |
| * @predt_lock: Lock to serialise predt/neigh table updates |
| */ |
| struct nfp_flower_priv { |
| struct nfp_app *app; |
| struct nfp_net *nn; |
| u32 mask_id_seed; |
| u64 flower_version; |
| u64 flower_ext_feats; |
| u8 flower_en_feats; |
| struct nfp_fl_stats_id stats_ids; |
| struct nfp_fl_mask_id mask_ids; |
| DECLARE_HASHTABLE(mask_table, NFP_FLOWER_MASK_HASH_BITS); |
| u32 stats_ring_size; |
| struct rhashtable flow_table; |
| struct nfp_fl_stats *stats; |
| spinlock_t stats_lock; /* lock stats */ |
| struct rhashtable stats_ctx_table; |
| struct work_struct cmsg_work; |
| struct sk_buff_head cmsg_skbs_high; |
| struct sk_buff_head cmsg_skbs_low; |
| struct nfp_fl_tunnel_offloads tun; |
| atomic_t reify_replies; |
| wait_queue_head_t reify_wait_queue; |
| struct nfp_mtu_conf mtu_conf; |
| struct nfp_fl_lag nfp_lag; |
| struct list_head indr_block_cb_priv; |
| struct list_head non_repr_priv; |
| unsigned int active_mem_unit; |
| unsigned int total_mem_units; |
| struct nfp_fl_internal_ports internal_ports; |
| struct delayed_work qos_stats_work; |
| unsigned int qos_rate_limiters; |
| spinlock_t qos_stats_lock; /* Protect the qos stats */ |
| struct mutex meter_stats_lock; /* Protect the meter stats */ |
| struct rhashtable meter_table; |
| int pre_tun_rule_cnt; |
| struct rhashtable merge_table; |
| struct rhashtable ct_zone_table; |
| struct nfp_fl_ct_zone_entry *ct_zone_wc; |
| struct rhashtable ct_map_table; |
| struct list_head predt_list; |
| struct rhashtable neigh_table; |
| spinlock_t predt_lock; /* Lock to serialise predt/neigh table updates */ |
| }; |
| |
| /** |
| * struct nfp_fl_qos - Flower APP priv data for quality of service |
| * @netdev_port_id: NFP port number of repr with qos info |
| * @curr_stats: Currently stored stats updates for qos info |
| * @prev_stats: Previously stored updates for qos info |
| * @last_update: Stored time when last stats were updated |
| */ |
| struct nfp_fl_qos { |
| u32 netdev_port_id; |
| struct nfp_stat_pair curr_stats; |
| struct nfp_stat_pair prev_stats; |
| u64 last_update; |
| }; |
| |
| /** |
| * struct nfp_flower_repr_priv - Flower APP per-repr priv data |
| * @nfp_repr: Back pointer to nfp_repr |
| * @lag_port_flags: Extended port flags to record lag state of repr |
| * @mac_offloaded: Flag indicating a MAC address is offloaded for repr |
| * @offloaded_mac_addr: MAC address that has been offloaded for repr |
| * @block_shared: Flag indicating if offload applies to shared blocks |
| * @mac_list: List entry of reprs that share the same offloaded MAC |
| * @qos_table: Stored info on filters implementing qos |
| * @on_bridge: Indicates if the repr is attached to a bridge |
| */ |
| struct nfp_flower_repr_priv { |
| struct nfp_repr *nfp_repr; |
| unsigned long lag_port_flags; |
| bool mac_offloaded; |
| u8 offloaded_mac_addr[ETH_ALEN]; |
| bool block_shared; |
| struct list_head mac_list; |
| struct nfp_fl_qos qos_table; |
| bool on_bridge; |
| }; |
| |
| /** |
| * struct nfp_flower_non_repr_priv - Priv data for non-repr offloaded ports |
| * @list: List entry of offloaded reprs |
| * @netdev: Pointer to non-repr net_device |
| * @ref_count: Number of references held for this priv data |
| * @mac_offloaded: Flag indicating a MAC address is offloaded for device |
| * @offloaded_mac_addr: MAC address that has been offloaded for dev |
| */ |
| struct nfp_flower_non_repr_priv { |
| struct list_head list; |
| struct net_device *netdev; |
| int ref_count; |
| bool mac_offloaded; |
| u8 offloaded_mac_addr[ETH_ALEN]; |
| }; |
| |
| struct nfp_fl_key_ls { |
| u32 key_layer_two; |
| u8 key_layer; |
| int key_size; |
| }; |
| |
| struct nfp_fl_rule_metadata { |
| u8 key_len; |
| u8 mask_len; |
| u8 act_len; |
| u8 flags; |
| __be32 host_ctx_id; |
| __be64 host_cookie __packed; |
| __be64 flow_version __packed; |
| __be32 shortcut; |
| }; |
| |
| struct nfp_fl_stats { |
| u64 pkts; |
| u64 bytes; |
| u64 used; |
| }; |
| |
| /** |
| * struct nfp_ipv6_addr_entry - cached IPv6 addresses |
| * @ipv6_addr: IP address |
| * @ref_count: number of rules currently using this IP |
| * @list: list pointer |
| */ |
| struct nfp_ipv6_addr_entry { |
| struct in6_addr ipv6_addr; |
| int ref_count; |
| struct list_head list; |
| }; |
| |
| struct nfp_fl_payload { |
| struct nfp_fl_rule_metadata meta; |
| unsigned long tc_flower_cookie; |
| struct rhash_head fl_node; |
| struct rcu_head rcu; |
| __be32 nfp_tun_ipv4_addr; |
| struct nfp_ipv6_addr_entry *nfp_tun_ipv6; |
| struct net_device *ingress_dev; |
| char *unmasked_data; |
| char *mask_data; |
| char *action_data; |
| struct list_head linked_flows; |
| bool in_hw; |
| struct { |
| struct nfp_predt_entry *predt; |
| struct net_device *dev; |
| __be16 vlan_tpid; |
| __be16 vlan_tci; |
| __be16 port_idx; |
| u8 loc_mac[ETH_ALEN]; |
| u8 rem_mac[ETH_ALEN]; |
| bool is_ipv6; |
| } pre_tun_rule; |
| }; |
| |
| struct nfp_fl_payload_link { |
| /* A link contains a pointer to a merge flow and an associated sub_flow. |
| * Each merge flow will feature in 2 links to its underlying sub_flows. |
| * A sub_flow will have at least 1 link to a merge flow or more if it |
| * has been used to create multiple merge flows. |
| * |
| * For a merge flow, 'linked_flows' in its nfp_fl_payload struct lists |
| * all links to sub_flows (sub_flow.flow) via merge.list. |
| * For a sub_flow, 'linked_flows' gives all links to merge flows it has |
| * formed (merge_flow.flow) via sub_flow.list. |
| */ |
| struct { |
| struct list_head list; |
| struct nfp_fl_payload *flow; |
| } merge_flow, sub_flow; |
| }; |
| |
| extern const struct rhashtable_params nfp_flower_table_params; |
| extern const struct rhashtable_params merge_table_params; |
| extern const struct rhashtable_params neigh_table_params; |
| |
| struct nfp_merge_info { |
| u64 parent_ctx; |
| struct rhash_head ht_node; |
| }; |
| |
| struct nfp_fl_stats_frame { |
| __be32 stats_con_id; |
| __be32 pkt_count; |
| __be64 byte_count; |
| __be64 stats_cookie; |
| }; |
| |
| struct nfp_meter_stats_entry { |
| u64 pkts; |
| u64 bytes; |
| u64 drops; |
| }; |
| |
| struct nfp_meter_entry { |
| struct rhash_head ht_node; |
| u32 meter_id; |
| bool bps; |
| u32 rate; |
| u32 burst; |
| u64 used; |
| struct nfp_meter_stats { |
| u64 update; |
| struct nfp_meter_stats_entry curr; |
| struct nfp_meter_stats_entry prev; |
| } stats; |
| }; |
| |
| enum nfp_meter_op { |
| NFP_METER_ADD, |
| NFP_METER_DEL, |
| }; |
| |
| static inline bool |
| nfp_flower_internal_port_can_offload(struct nfp_app *app, |
| struct net_device *netdev) |
| { |
| struct nfp_flower_priv *app_priv = app->priv; |
| |
| if (!(app_priv->flower_en_feats & NFP_FL_ENABLE_FLOW_MERGE)) |
| return false; |
| if (!netdev->rtnl_link_ops) |
| return false; |
| if (!strcmp(netdev->rtnl_link_ops->kind, "openvswitch")) |
| return true; |
| |
| return false; |
| } |
| |
| /* The address of the merged flow acts as its cookie. |
| * Cookies supplied to us by TC flower are also addresses to allocated |
| * memory and thus this scheme should not generate any collisions. |
| */ |
| static inline bool nfp_flower_is_merge_flow(struct nfp_fl_payload *flow_pay) |
| { |
| return flow_pay->tc_flower_cookie == (unsigned long)flow_pay; |
| } |
| |
| static inline bool nfp_flower_is_supported_bridge(struct net_device *netdev) |
| { |
| return netif_is_ovs_master(netdev); |
| } |
| |
| int nfp_flower_metadata_init(struct nfp_app *app, u64 host_ctx_count, |
| unsigned int host_ctx_split); |
| void nfp_flower_metadata_cleanup(struct nfp_app *app); |
| |
| int nfp_flower_setup_tc(struct nfp_app *app, struct net_device *netdev, |
| enum tc_setup_type type, void *type_data); |
| int nfp_flower_merge_offloaded_flows(struct nfp_app *app, |
| struct nfp_fl_payload *sub_flow1, |
| struct nfp_fl_payload *sub_flow2); |
| void |
| nfp_flower_compile_meta(struct nfp_flower_meta_tci *ext, |
| struct nfp_flower_meta_tci *msk, u8 key_type); |
| void |
| nfp_flower_compile_tci(struct nfp_flower_meta_tci *ext, |
| struct nfp_flower_meta_tci *msk, |
| struct flow_rule *rule); |
| void |
| nfp_flower_compile_ext_meta(struct nfp_flower_ext_meta *frame, u32 key_ext); |
| int |
| nfp_flower_compile_port(struct nfp_flower_in_port *frame, u32 cmsg_port, |
| bool mask_version, enum nfp_flower_tun_type tun_type, |
| struct netlink_ext_ack *extack); |
| void |
| nfp_flower_compile_mac(struct nfp_flower_mac_mpls *ext, |
| struct nfp_flower_mac_mpls *msk, |
| struct flow_rule *rule); |
| int |
| nfp_flower_compile_mpls(struct nfp_flower_mac_mpls *ext, |
| struct nfp_flower_mac_mpls *msk, |
| struct flow_rule *rule, |
| struct netlink_ext_ack *extack); |
| void |
| nfp_flower_compile_tport(struct nfp_flower_tp_ports *ext, |
| struct nfp_flower_tp_ports *msk, |
| struct flow_rule *rule); |
| void |
| nfp_flower_compile_vlan(struct nfp_flower_vlan *ext, |
| struct nfp_flower_vlan *msk, |
| struct flow_rule *rule); |
| void |
| nfp_flower_compile_ipv4(struct nfp_flower_ipv4 *ext, |
| struct nfp_flower_ipv4 *msk, struct flow_rule *rule); |
| void |
| nfp_flower_compile_ipv6(struct nfp_flower_ipv6 *ext, |
| struct nfp_flower_ipv6 *msk, struct flow_rule *rule); |
| void |
| nfp_flower_compile_geneve_opt(u8 *ext, u8 *msk, struct flow_rule *rule); |
| void |
| nfp_flower_compile_ipv4_gre_tun(struct nfp_flower_ipv4_gre_tun *ext, |
| struct nfp_flower_ipv4_gre_tun *msk, |
| struct flow_rule *rule); |
| void |
| nfp_flower_compile_ipv4_udp_tun(struct nfp_flower_ipv4_udp_tun *ext, |
| struct nfp_flower_ipv4_udp_tun *msk, |
| struct flow_rule *rule); |
| void |
| nfp_flower_compile_ipv6_udp_tun(struct nfp_flower_ipv6_udp_tun *ext, |
| struct nfp_flower_ipv6_udp_tun *msk, |
| struct flow_rule *rule); |
| void |
| nfp_flower_compile_ipv6_gre_tun(struct nfp_flower_ipv6_gre_tun *ext, |
| struct nfp_flower_ipv6_gre_tun *msk, |
| struct flow_rule *rule); |
| int nfp_flower_compile_flow_match(struct nfp_app *app, |
| struct flow_rule *rule, |
| struct nfp_fl_key_ls *key_ls, |
| struct net_device *netdev, |
| struct nfp_fl_payload *nfp_flow, |
| enum nfp_flower_tun_type tun_type, |
| struct netlink_ext_ack *extack); |
| int nfp_flower_compile_action(struct nfp_app *app, |
| struct flow_rule *rule, |
| struct net_device *netdev, |
| struct nfp_fl_payload *nfp_flow, |
| struct netlink_ext_ack *extack); |
| int nfp_compile_flow_metadata(struct nfp_app *app, u32 cookie, |
| struct nfp_fl_payload *nfp_flow, |
| struct net_device *netdev, |
| struct netlink_ext_ack *extack); |
| void __nfp_modify_flow_metadata(struct nfp_flower_priv *priv, |
| struct nfp_fl_payload *nfp_flow); |
| int nfp_modify_flow_metadata(struct nfp_app *app, |
| struct nfp_fl_payload *nfp_flow); |
| |
| struct nfp_fl_payload * |
| nfp_flower_search_fl_table(struct nfp_app *app, unsigned long tc_flower_cookie, |
| struct net_device *netdev); |
| struct nfp_fl_payload * |
| nfp_flower_get_fl_payload_from_ctx(struct nfp_app *app, u32 ctx_id); |
| struct nfp_fl_payload * |
| nfp_flower_remove_fl_table(struct nfp_app *app, unsigned long tc_flower_cookie); |
| |
| void nfp_flower_rx_flow_stats(struct nfp_app *app, struct sk_buff *skb); |
| |
| int nfp_tunnel_config_start(struct nfp_app *app); |
| void nfp_tunnel_config_stop(struct nfp_app *app); |
| int nfp_tunnel_mac_event_handler(struct nfp_app *app, |
| struct net_device *netdev, |
| unsigned long event, void *ptr); |
| void nfp_tunnel_del_ipv4_off(struct nfp_app *app, __be32 ipv4); |
| void nfp_tunnel_add_ipv4_off(struct nfp_app *app, __be32 ipv4); |
| void |
| nfp_tunnel_put_ipv6_off(struct nfp_app *app, struct nfp_ipv6_addr_entry *entry); |
| struct nfp_ipv6_addr_entry * |
| nfp_tunnel_add_ipv6_off(struct nfp_app *app, struct in6_addr *ipv6); |
| void nfp_tunnel_request_route_v4(struct nfp_app *app, struct sk_buff *skb); |
| void nfp_tunnel_request_route_v6(struct nfp_app *app, struct sk_buff *skb); |
| void nfp_tunnel_keep_alive(struct nfp_app *app, struct sk_buff *skb); |
| void nfp_tunnel_keep_alive_v6(struct nfp_app *app, struct sk_buff *skb); |
| void nfp_flower_lag_init(struct nfp_fl_lag *lag); |
| void nfp_flower_lag_cleanup(struct nfp_fl_lag *lag); |
| int nfp_flower_lag_reset(struct nfp_fl_lag *lag); |
| int nfp_flower_lag_netdev_event(struct nfp_flower_priv *priv, |
| struct net_device *netdev, |
| unsigned long event, void *ptr); |
| bool nfp_flower_lag_unprocessed_msg(struct nfp_app *app, struct sk_buff *skb); |
| int nfp_flower_lag_populate_pre_action(struct nfp_app *app, |
| struct net_device *master, |
| struct nfp_fl_pre_lag *pre_act, |
| struct netlink_ext_ack *extack); |
| int nfp_flower_lag_get_output_id(struct nfp_app *app, |
| struct net_device *master); |
| void nfp_flower_qos_init(struct nfp_app *app); |
| void nfp_flower_qos_cleanup(struct nfp_app *app); |
| int nfp_flower_setup_qos_offload(struct nfp_app *app, struct net_device *netdev, |
| struct tc_cls_matchall_offload *flow); |
| void nfp_flower_stats_rlim_reply(struct nfp_app *app, struct sk_buff *skb); |
| int nfp_flower_indr_setup_tc_cb(struct net_device *netdev, struct Qdisc *sch, void *cb_priv, |
| enum tc_setup_type type, void *type_data, |
| void *data, |
| void (*cleanup)(struct flow_block_cb *block_cb)); |
| void nfp_flower_setup_indr_tc_release(void *cb_priv); |
| |
| void |
| __nfp_flower_non_repr_priv_get(struct nfp_flower_non_repr_priv *non_repr_priv); |
| struct nfp_flower_non_repr_priv * |
| nfp_flower_non_repr_priv_get(struct nfp_app *app, struct net_device *netdev); |
| void |
| __nfp_flower_non_repr_priv_put(struct nfp_flower_non_repr_priv *non_repr_priv); |
| void |
| nfp_flower_non_repr_priv_put(struct nfp_app *app, struct net_device *netdev); |
| u32 nfp_flower_get_port_id_from_netdev(struct nfp_app *app, |
| struct net_device *netdev); |
| void nfp_tun_link_and_update_nn_entries(struct nfp_app *app, |
| struct nfp_predt_entry *predt); |
| void nfp_tun_unlink_and_update_nn_entries(struct nfp_app *app, |
| struct nfp_predt_entry *predt); |
| int nfp_flower_xmit_pre_tun_flow(struct nfp_app *app, |
| struct nfp_fl_payload *flow); |
| int nfp_flower_xmit_pre_tun_del_flow(struct nfp_app *app, |
| struct nfp_fl_payload *flow); |
| |
| struct nfp_fl_payload * |
| nfp_flower_allocate_new(struct nfp_fl_key_ls *key_layer); |
| int nfp_flower_calculate_key_layers(struct nfp_app *app, |
| struct net_device *netdev, |
| struct nfp_fl_key_ls *ret_key_ls, |
| struct flow_rule *flow, |
| enum nfp_flower_tun_type *tun_type, |
| struct netlink_ext_ack *extack); |
| void |
| nfp_flower_del_linked_merge_flows(struct nfp_app *app, |
| struct nfp_fl_payload *sub_flow); |
| int |
| nfp_flower_xmit_flow(struct nfp_app *app, struct nfp_fl_payload *nfp_flow, |
| u8 mtype); |
| void |
| nfp_flower_update_merge_stats(struct nfp_app *app, |
| struct nfp_fl_payload *sub_flow); |
| |
| int nfp_setup_tc_act_offload(struct nfp_app *app, |
| struct flow_offload_action *fl_act); |
| int nfp_init_meter_table(struct nfp_app *app); |
| void nfp_flower_stats_meter_request_all(struct nfp_flower_priv *fl_priv); |
| void nfp_act_stats_reply(struct nfp_app *app, void *pmsg); |
| int nfp_flower_offload_one_police(struct nfp_app *app, bool ingress, |
| bool pps, u32 id, u32 rate, u32 burst); |
| int nfp_flower_setup_meter_entry(struct nfp_app *app, |
| const struct flow_action_entry *action, |
| enum nfp_meter_op op, |
| u32 meter_id); |
| struct nfp_meter_entry * |
| nfp_flower_search_meter_entry(struct nfp_app *app, u32 meter_id); |
| #endif |
