/* 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_TUNNEL_NEIGH_LAG BIT(12 )
#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 | \
NFP_FL_FEATS_TUNNEL_NEIGH_LAG)
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_lag - lag info
* @ lag_version : lag version
* @ lag_instance : lag instance
*/
struct nfp_tun_neigh_lag {
u8 lag_version[3 ];
u8 lag_instance;
};
/**
* 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
* @ lag : lag port 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_lag lag;
};
/**
* 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
* @ lag : lag port 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_tun_neigh_lag lag;
};
/**
* 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
* @ nfp_fl_lock : Lock to protect the flow offload operation
*/
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 mutex nfp_fl_lock; /* Protect the flow operation */
};
/**
* 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_lag_get_info_from_netdev(struct nfp_app *app,
struct net_device *netdev,
struct nfp_tun_neigh_lag *lag);
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
Messung V0.5 in Prozent C=97 H=93 G=94
¤ Dauer der Verarbeitung: 0.12 Sekunden
¤
*© Formatika GbR, Deutschland