| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Pieter Jansen van Vuuren | 423 | 49.02% | 14 | 35.90% |
| John Hurley | 362 | 41.95% | 17 | 43.59% |
| Jakub Kiciński | 52 | 6.03% | 3 | 7.69% |
| Simon Horman | 10 | 1.16% | 1 | 2.56% |
| Jiri Pirko | 9 | 1.04% | 2 | 5.13% |
| Dirk van der Merwe | 6 | 0.70% | 1 | 2.56% |
| Arnd Bergmann | 1 | 0.12% | 1 | 2.56% |
| Total | 863 | 39 |
/* 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 <linux/circ_buf.h> #include <linux/hashtable.h> #include <linux/rhashtable.h> #include <linux/time64.h> #include <linux/types.h> #include <net/pkt_cls.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_STATS_ELEM_RS FIELD_SIZEOF(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_FL_META_FLAG_MANAGE_MASK BIT(7) #define NFP_FL_MASK_REUSE_TIME_NS 40000 #define NFP_FL_MASK_ID_LOCATION 1 #define NFP_FL_VXLAN_PORT 4789 #define NFP_FL_GENEVE_PORT 6081 /* 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_LAG BIT(31) 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_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_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 * @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 * @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 * @nfp_mac_off_list: List of MAC addresses to offload * @nfp_mac_index_list: List of unique 8-bit indexes for non NFP netdevs * @nfp_ipv4_off_list: List of IPv4 addresses to offload * @nfp_neigh_off_list: List of neighbour offloads * @nfp_mac_off_lock: Lock for the MAC address list * @nfp_mac_index_lock: Lock for the MAC index list * @nfp_ipv4_off_lock: Lock for the IPv4 address list * @nfp_neigh_off_lock: Lock for the neighbour address list * @nfp_mac_off_ids: IDA to manage id assignment for offloaded macs * @nfp_mac_off_count: Number of MACs in address list * @nfp_tun_neigh_nb: Notifier to monitor neighbour state * @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 */ struct nfp_flower_priv { struct nfp_app *app; struct nfp_net *nn; u32 mask_id_seed; u64 flower_version; u64 flower_ext_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 work_struct cmsg_work; struct sk_buff_head cmsg_skbs_high; struct sk_buff_head cmsg_skbs_low; struct list_head nfp_mac_off_list; struct list_head nfp_mac_index_list; struct list_head nfp_ipv4_off_list; struct list_head nfp_neigh_off_list; struct mutex nfp_mac_off_lock; struct mutex nfp_mac_index_lock; struct mutex nfp_ipv4_off_lock; spinlock_t nfp_neigh_off_lock; struct ida nfp_mac_off_ids; int nfp_mac_off_count; struct notifier_block nfp_tun_neigh_nb; 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 nfp_flower_repr_priv - Flower APP per-repr priv data * @lag_port_flags: Extended port flags to record lag state of repr */ struct nfp_flower_repr_priv { unsigned long lag_port_flags; }; 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_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 net_device *ingress_dev; char *unmasked_data; char *mask_data; char *action_data; }; extern const struct rhashtable_params nfp_flower_table_params; struct nfp_fl_stats_frame { __be32 stats_con_id; __be32 pkt_count; __be64 byte_count; __be64 stats_cookie; }; int nfp_flower_metadata_init(struct nfp_app *app, u64 host_ctx_count); 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_compile_flow_match(struct nfp_app *app, struct tc_cls_flower_offload *flow, struct nfp_fl_key_ls *key_ls, struct net_device *netdev, struct nfp_fl_payload *nfp_flow, enum nfp_flower_tun_type tun_type); int nfp_flower_compile_action(struct nfp_app *app, struct tc_cls_flower_offload *flow, struct net_device *netdev, struct nfp_fl_payload *nfp_flow); int nfp_compile_flow_metadata(struct nfp_app *app, struct tc_cls_flower_offload *flow, struct nfp_fl_payload *nfp_flow, struct net_device *netdev); 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_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_write_macs(struct nfp_app *app); 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_request_route(struct nfp_app *app, struct sk_buff *skb); void nfp_tunnel_keep_alive(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); int nfp_flower_lag_get_output_id(struct nfp_app *app, struct net_device *master); int nfp_flower_reg_indir_block_handler(struct nfp_app *app, struct net_device *netdev, unsigned long event); #endif
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