1 /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
2 /* Copyright (C) 2017-2018 Netronome Systems, Inc. */
4 #ifndef __NFP_FLOWER_H__
5 #define __NFP_FLOWER_H__ 1
8 #include "../nfp_net.h"
10 #include <linux/circ_buf.h>
11 #include <linux/hashtable.h>
12 #include <linux/rhashtable.h>
13 #include <linux/time64.h>
14 #include <linux/types.h>
15 #include <net/flow_offload.h>
16 #include <net/pkt_cls.h>
17 #include <net/pkt_sched.h>
19 #include <linux/workqueue.h>
20 #include <linux/idr.h>
22 struct nfp_fl_pre_lag;
26 #define NFP_FL_STAT_ID_MU_NUM GENMASK(31, 22)
27 #define NFP_FL_STAT_ID_STAT GENMASK(21, 0)
29 #define NFP_FL_STATS_ELEM_RS sizeof_field(struct nfp_fl_stats_id, \
31 #define NFP_FLOWER_MASK_ENTRY_RS 256
32 #define NFP_FLOWER_MASK_ELEMENT_RS 1
33 #define NFP_FLOWER_MASK_HASH_BITS 10
35 #define NFP_FLOWER_KEY_MAX_LW 32
37 #define NFP_FL_META_FLAG_MANAGE_MASK BIT(7)
39 #define NFP_FL_MASK_REUSE_TIME_NS 40000
40 #define NFP_FL_MASK_ID_LOCATION 1
42 /* Extra features bitmap. */
43 #define NFP_FL_FEATS_GENEVE BIT(0)
44 #define NFP_FL_NBI_MTU_SETTING BIT(1)
45 #define NFP_FL_FEATS_GENEVE_OPT BIT(2)
46 #define NFP_FL_FEATS_VLAN_PCP BIT(3)
47 #define NFP_FL_FEATS_VF_RLIM BIT(4)
48 #define NFP_FL_FEATS_FLOW_MOD BIT(5)
49 #define NFP_FL_FEATS_PRE_TUN_RULES BIT(6)
50 #define NFP_FL_FEATS_IPV6_TUN BIT(7)
51 #define NFP_FL_FEATS_VLAN_QINQ BIT(8)
52 #define NFP_FL_FEATS_QOS_PPS BIT(9)
53 #define NFP_FL_FEATS_QOS_METER BIT(10)
54 #define NFP_FL_FEATS_DECAP_V2 BIT(11)
55 #define NFP_FL_FEATS_TUNNEL_NEIGH_LAG BIT(12)
56 #define NFP_FL_FEATS_HOST_ACK BIT(31)
58 #define NFP_FL_ENABLE_FLOW_MERGE BIT(0)
59 #define NFP_FL_ENABLE_LAG BIT(1)
61 #define NFP_FL_FEATS_HOST \
62 (NFP_FL_FEATS_GENEVE | \
63 NFP_FL_NBI_MTU_SETTING | \
64 NFP_FL_FEATS_GENEVE_OPT | \
65 NFP_FL_FEATS_VLAN_PCP | \
66 NFP_FL_FEATS_VF_RLIM | \
67 NFP_FL_FEATS_FLOW_MOD | \
68 NFP_FL_FEATS_PRE_TUN_RULES | \
69 NFP_FL_FEATS_IPV6_TUN | \
70 NFP_FL_FEATS_VLAN_QINQ | \
71 NFP_FL_FEATS_QOS_PPS | \
72 NFP_FL_FEATS_QOS_METER | \
73 NFP_FL_FEATS_DECAP_V2 | \
74 NFP_FL_FEATS_TUNNEL_NEIGH_LAG)
76 struct nfp_fl_mask_id {
77 struct circ_buf mask_id_free_list;
82 struct nfp_fl_stats_id {
83 struct circ_buf free_list;
89 * struct nfp_fl_tunnel_offloads - priv data for tunnel offloads
90 * @offloaded_macs: Hashtable of the offloaded MAC addresses
91 * @ipv4_off_list: List of IPv4 addresses to offload
92 * @ipv6_off_list: List of IPv6 addresses to offload
93 * @ipv4_off_lock: Lock for the IPv4 address list
94 * @ipv6_off_lock: Lock for the IPv6 address list
95 * @mac_off_ids: IDA to manage id assignment for offloaded MACs
96 * @neigh_nb: Notifier to monitor neighbour state
98 struct nfp_fl_tunnel_offloads {
99 struct rhashtable offloaded_macs;
100 struct list_head ipv4_off_list;
101 struct list_head ipv6_off_list;
102 struct mutex ipv4_off_lock;
103 struct mutex ipv6_off_lock;
104 struct ida mac_off_ids;
105 struct notifier_block neigh_nb;
109 * struct nfp_tun_neigh_lag - lag info
110 * @lag_version: lag version
111 * @lag_instance: lag instance
113 struct nfp_tun_neigh_lag {
119 * struct nfp_tun_neigh - basic neighbour data
120 * @dst_addr: Destination MAC address
121 * @src_addr: Source MAC address
122 * @port_id: NFP port to output packet on - associated with source IPv4
124 struct nfp_tun_neigh {
125 u8 dst_addr[ETH_ALEN];
126 u8 src_addr[ETH_ALEN];
131 * struct nfp_tun_neigh_ext - extended neighbour data
132 * @vlan_tpid: VLAN_TPID match field
133 * @vlan_tci: VLAN_TCI match field
134 * @host_ctx: Host context ID to be saved here
136 struct nfp_tun_neigh_ext {
143 * struct nfp_tun_neigh_v4 - neighbour/route entry on the NFP for IPv4
144 * @dst_ipv4: Destination IPv4 address
145 * @src_ipv4: Source IPv4 address
146 * @common: Neighbour/route common info
147 * @ext: Neighbour/route extended info
148 * @lag: lag port info
150 struct nfp_tun_neigh_v4 {
153 struct nfp_tun_neigh common;
154 struct nfp_tun_neigh_ext ext;
155 struct nfp_tun_neigh_lag lag;
159 * struct nfp_tun_neigh_v6 - neighbour/route entry on the NFP for IPv6
160 * @dst_ipv6: Destination IPv6 address
161 * @src_ipv6: Source IPv6 address
162 * @common: Neighbour/route common info
163 * @ext: Neighbour/route extended info
164 * @lag: lag port info
166 struct nfp_tun_neigh_v6 {
167 struct in6_addr dst_ipv6;
168 struct in6_addr src_ipv6;
169 struct nfp_tun_neigh common;
170 struct nfp_tun_neigh_ext ext;
171 struct nfp_tun_neigh_lag lag;
175 * struct nfp_neigh_entry
176 * @neigh_cookie: Cookie for hashtable lookup
177 * @ht_node: rhash_head entry for hashtable
178 * @list_head: Needed as member of linked_nn_entries list
179 * @payload: The neighbour info payload
180 * @flow: Linked flow rule
181 * @is_ipv6: Flag to indicate if payload is ipv6 or ipv4
183 struct nfp_neigh_entry {
184 unsigned long neigh_cookie;
185 struct rhash_head ht_node;
186 struct list_head list_head;
188 struct nfp_predt_entry *flow;
193 * struct nfp_predt_entry
194 * @list_head: List head to attach to predt_list
195 * @flow_pay: Direct link to flow_payload
196 * @nn_list: List of linked nfp_neigh_entries
198 struct nfp_predt_entry {
199 struct list_head list_head;
200 struct nfp_fl_payload *flow_pay;
201 struct list_head nn_list;
205 * struct nfp_mtu_conf - manage MTU setting
206 * @portnum: NFP port number of repr with requested MTU change
207 * @requested_val: MTU value requested for repr
208 * @ack: Received ack that MTU has been correctly set
209 * @wait_q: Wait queue for MTU acknowledgements
210 * @lock: Lock for setting/reading MTU variables
212 struct nfp_mtu_conf {
214 unsigned int requested_val;
216 wait_queue_head_t wait_q;
221 * struct nfp_fl_lag - Flower APP priv data for link aggregation
222 * @work: Work queue for writing configs to the HW
223 * @lock: Lock to protect lag_group_list
224 * @group_list: List of all master/slave groups offloaded
225 * @ida_handle: IDA to handle group ids
226 * @pkt_num: Incremented for each config packet sent
227 * @batch_ver: Incremented for each batch of config packets
228 * @global_inst: Instance allocator for groups
229 * @rst_cfg: Marker to reset HW LAG config
230 * @retrans_skbs: Cmsgs that could not be processed by HW and require
234 struct delayed_work work;
236 struct list_head group_list;
237 struct ida ida_handle;
238 unsigned int pkt_num;
239 unsigned int batch_ver;
242 struct sk_buff_head retrans_skbs;
246 * struct nfp_fl_internal_ports - Flower APP priv data for additional ports
247 * @port_ids: Assignment of ids to any additional ports
248 * @lock: Lock for extra ports list
250 struct nfp_fl_internal_ports {
256 * struct nfp_flower_priv - Flower APP per-vNIC priv data
257 * @app: Back pointer to app
258 * @nn: Pointer to vNIC
259 * @mask_id_seed: Seed used for mask hash table
260 * @flower_version: HW version of flower
261 * @flower_ext_feats: Bitmap of extra features the HW supports
262 * @flower_en_feats: Bitmap of features enabled by HW
263 * @stats_ids: List of free stats ids
264 * @mask_ids: List of free mask ids
265 * @mask_table: Hash table used to store masks
266 * @stats_ring_size: Maximum number of allowed stats ids
267 * @flow_table: Hash table used to store flower rules
268 * @stats: Stored stats updates for flower rules
269 * @stats_lock: Lock for flower rule stats updates
270 * @stats_ctx_table: Hash table to map stats contexts to its flow rule
271 * @cmsg_work: Workqueue for control messages processing
272 * @cmsg_skbs_high: List of higher priority skbs for control message
274 * @cmsg_skbs_low: List of lower priority skbs for control message
276 * @tun: Tunnel offload data
277 * @reify_replies: atomically stores the number of replies received
278 * from firmware for repr reify
279 * @reify_wait_queue: wait queue for repr reify response counting
280 * @mtu_conf: Configuration of repr MTU value
281 * @nfp_lag: Link aggregation data block
282 * @indr_block_cb_priv: List of priv data passed to indirect block cbs
283 * @non_repr_priv: List of offloaded non-repr ports and their priv data
284 * @active_mem_unit: Current active memory unit for flower rules
285 * @total_mem_units: Total number of available memory units for flower rules
286 * @internal_ports: Internal port ids used in offloaded rules
287 * @qos_stats_work: Workqueue for qos stats processing
288 * @qos_rate_limiters: Current active qos rate limiters
289 * @qos_stats_lock: Lock on qos stats updates
290 * @meter_stats_lock: Lock on meter stats updates
291 * @meter_table: Hash table used to store the meter table
292 * @pre_tun_rule_cnt: Number of pre-tunnel rules offloaded
293 * @merge_table: Hash table to store merged flows
294 * @ct_zone_table: Hash table used to store the different zones
295 * @ct_zone_wc: Special zone entry for wildcarded zone matches
296 * @ct_map_table: Hash table used to referennce ct flows
297 * @predt_list: List to keep track of decap pretun flows
298 * @neigh_table: Table to keep track of neighbor entries
299 * @predt_lock: Lock to serialise predt/neigh table updates
301 struct nfp_flower_priv {
306 u64 flower_ext_feats;
308 struct nfp_fl_stats_id stats_ids;
309 struct nfp_fl_mask_id mask_ids;
310 DECLARE_HASHTABLE(mask_table, NFP_FLOWER_MASK_HASH_BITS);
312 struct rhashtable flow_table;
313 struct nfp_fl_stats *stats;
314 spinlock_t stats_lock; /* lock stats */
315 struct rhashtable stats_ctx_table;
316 struct work_struct cmsg_work;
317 struct sk_buff_head cmsg_skbs_high;
318 struct sk_buff_head cmsg_skbs_low;
319 struct nfp_fl_tunnel_offloads tun;
320 atomic_t reify_replies;
321 wait_queue_head_t reify_wait_queue;
322 struct nfp_mtu_conf mtu_conf;
323 struct nfp_fl_lag nfp_lag;
324 struct list_head indr_block_cb_priv;
325 struct list_head non_repr_priv;
326 unsigned int active_mem_unit;
327 unsigned int total_mem_units;
328 struct nfp_fl_internal_ports internal_ports;
329 struct delayed_work qos_stats_work;
330 unsigned int qos_rate_limiters;
331 spinlock_t qos_stats_lock; /* Protect the qos stats */
332 struct mutex meter_stats_lock; /* Protect the meter stats */
333 struct rhashtable meter_table;
334 int pre_tun_rule_cnt;
335 struct rhashtable merge_table;
336 struct rhashtable ct_zone_table;
337 struct nfp_fl_ct_zone_entry *ct_zone_wc;
338 struct rhashtable ct_map_table;
339 struct list_head predt_list;
340 struct rhashtable neigh_table;
341 spinlock_t predt_lock; /* Lock to serialise predt/neigh table updates */
345 * struct nfp_fl_qos - Flower APP priv data for quality of service
346 * @netdev_port_id: NFP port number of repr with qos info
347 * @curr_stats: Currently stored stats updates for qos info
348 * @prev_stats: Previously stored updates for qos info
349 * @last_update: Stored time when last stats were updated
353 struct nfp_stat_pair curr_stats;
354 struct nfp_stat_pair prev_stats;
359 * struct nfp_flower_repr_priv - Flower APP per-repr priv data
360 * @nfp_repr: Back pointer to nfp_repr
361 * @lag_port_flags: Extended port flags to record lag state of repr
362 * @mac_offloaded: Flag indicating a MAC address is offloaded for repr
363 * @offloaded_mac_addr: MAC address that has been offloaded for repr
364 * @block_shared: Flag indicating if offload applies to shared blocks
365 * @mac_list: List entry of reprs that share the same offloaded MAC
366 * @qos_table: Stored info on filters implementing qos
367 * @on_bridge: Indicates if the repr is attached to a bridge
369 struct nfp_flower_repr_priv {
370 struct nfp_repr *nfp_repr;
371 unsigned long lag_port_flags;
373 u8 offloaded_mac_addr[ETH_ALEN];
375 struct list_head mac_list;
376 struct nfp_fl_qos qos_table;
381 * struct nfp_flower_non_repr_priv - Priv data for non-repr offloaded ports
382 * @list: List entry of offloaded reprs
383 * @netdev: Pointer to non-repr net_device
384 * @ref_count: Number of references held for this priv data
385 * @mac_offloaded: Flag indicating a MAC address is offloaded for device
386 * @offloaded_mac_addr: MAC address that has been offloaded for dev
388 struct nfp_flower_non_repr_priv {
389 struct list_head list;
390 struct net_device *netdev;
393 u8 offloaded_mac_addr[ETH_ALEN];
396 struct nfp_fl_key_ls {
402 struct nfp_fl_rule_metadata {
408 __be64 host_cookie __packed;
409 __be64 flow_version __packed;
413 struct nfp_fl_stats {
420 * struct nfp_ipv6_addr_entry - cached IPv6 addresses
421 * @ipv6_addr: IP address
422 * @ref_count: number of rules currently using this IP
423 * @list: list pointer
425 struct nfp_ipv6_addr_entry {
426 struct in6_addr ipv6_addr;
428 struct list_head list;
431 struct nfp_fl_payload {
432 struct nfp_fl_rule_metadata meta;
433 unsigned long tc_flower_cookie;
434 struct rhash_head fl_node;
436 __be32 nfp_tun_ipv4_addr;
437 struct nfp_ipv6_addr_entry *nfp_tun_ipv6;
438 struct net_device *ingress_dev;
442 struct list_head linked_flows;
445 struct nfp_predt_entry *predt;
446 struct net_device *dev;
450 u8 loc_mac[ETH_ALEN];
451 u8 rem_mac[ETH_ALEN];
456 struct nfp_fl_payload_link {
457 /* A link contains a pointer to a merge flow and an associated sub_flow.
458 * Each merge flow will feature in 2 links to its underlying sub_flows.
459 * A sub_flow will have at least 1 link to a merge flow or more if it
460 * has been used to create multiple merge flows.
462 * For a merge flow, 'linked_flows' in its nfp_fl_payload struct lists
463 * all links to sub_flows (sub_flow.flow) via merge.list.
464 * For a sub_flow, 'linked_flows' gives all links to merge flows it has
465 * formed (merge_flow.flow) via sub_flow.list.
468 struct list_head list;
469 struct nfp_fl_payload *flow;
470 } merge_flow, sub_flow;
473 extern const struct rhashtable_params nfp_flower_table_params;
474 extern const struct rhashtable_params merge_table_params;
475 extern const struct rhashtable_params neigh_table_params;
477 struct nfp_merge_info {
479 struct rhash_head ht_node;
482 struct nfp_fl_stats_frame {
489 struct nfp_meter_stats_entry {
495 struct nfp_meter_entry {
496 struct rhash_head ht_node;
502 struct nfp_meter_stats {
504 struct nfp_meter_stats_entry curr;
505 struct nfp_meter_stats_entry prev;
515 nfp_flower_internal_port_can_offload(struct nfp_app *app,
516 struct net_device *netdev)
518 struct nfp_flower_priv *app_priv = app->priv;
520 if (!(app_priv->flower_en_feats & NFP_FL_ENABLE_FLOW_MERGE))
522 if (!netdev->rtnl_link_ops)
524 if (!strcmp(netdev->rtnl_link_ops->kind, "openvswitch"))
530 /* The address of the merged flow acts as its cookie.
531 * Cookies supplied to us by TC flower are also addresses to allocated
532 * memory and thus this scheme should not generate any collisions.
534 static inline bool nfp_flower_is_merge_flow(struct nfp_fl_payload *flow_pay)
536 return flow_pay->tc_flower_cookie == (unsigned long)flow_pay;
539 static inline bool nfp_flower_is_supported_bridge(struct net_device *netdev)
541 return netif_is_ovs_master(netdev);
544 int nfp_flower_metadata_init(struct nfp_app *app, u64 host_ctx_count,
545 unsigned int host_ctx_split);
546 void nfp_flower_metadata_cleanup(struct nfp_app *app);
548 int nfp_flower_setup_tc(struct nfp_app *app, struct net_device *netdev,
549 enum tc_setup_type type, void *type_data);
550 int nfp_flower_merge_offloaded_flows(struct nfp_app *app,
551 struct nfp_fl_payload *sub_flow1,
552 struct nfp_fl_payload *sub_flow2);
554 nfp_flower_compile_meta(struct nfp_flower_meta_tci *ext,
555 struct nfp_flower_meta_tci *msk, u8 key_type);
557 nfp_flower_compile_tci(struct nfp_flower_meta_tci *ext,
558 struct nfp_flower_meta_tci *msk,
559 struct flow_rule *rule);
561 nfp_flower_compile_ext_meta(struct nfp_flower_ext_meta *frame, u32 key_ext);
563 nfp_flower_compile_port(struct nfp_flower_in_port *frame, u32 cmsg_port,
564 bool mask_version, enum nfp_flower_tun_type tun_type,
565 struct netlink_ext_ack *extack);
567 nfp_flower_compile_mac(struct nfp_flower_mac_mpls *ext,
568 struct nfp_flower_mac_mpls *msk,
569 struct flow_rule *rule);
571 nfp_flower_compile_mpls(struct nfp_flower_mac_mpls *ext,
572 struct nfp_flower_mac_mpls *msk,
573 struct flow_rule *rule,
574 struct netlink_ext_ack *extack);
576 nfp_flower_compile_tport(struct nfp_flower_tp_ports *ext,
577 struct nfp_flower_tp_ports *msk,
578 struct flow_rule *rule);
580 nfp_flower_compile_vlan(struct nfp_flower_vlan *ext,
581 struct nfp_flower_vlan *msk,
582 struct flow_rule *rule);
584 nfp_flower_compile_ipv4(struct nfp_flower_ipv4 *ext,
585 struct nfp_flower_ipv4 *msk, struct flow_rule *rule);
587 nfp_flower_compile_ipv6(struct nfp_flower_ipv6 *ext,
588 struct nfp_flower_ipv6 *msk, struct flow_rule *rule);
590 nfp_flower_compile_geneve_opt(u8 *ext, u8 *msk, struct flow_rule *rule);
592 nfp_flower_compile_ipv4_gre_tun(struct nfp_flower_ipv4_gre_tun *ext,
593 struct nfp_flower_ipv4_gre_tun *msk,
594 struct flow_rule *rule);
596 nfp_flower_compile_ipv4_udp_tun(struct nfp_flower_ipv4_udp_tun *ext,
597 struct nfp_flower_ipv4_udp_tun *msk,
598 struct flow_rule *rule);
600 nfp_flower_compile_ipv6_udp_tun(struct nfp_flower_ipv6_udp_tun *ext,
601 struct nfp_flower_ipv6_udp_tun *msk,
602 struct flow_rule *rule);
604 nfp_flower_compile_ipv6_gre_tun(struct nfp_flower_ipv6_gre_tun *ext,
605 struct nfp_flower_ipv6_gre_tun *msk,
606 struct flow_rule *rule);
607 int nfp_flower_compile_flow_match(struct nfp_app *app,
608 struct flow_rule *rule,
609 struct nfp_fl_key_ls *key_ls,
610 struct net_device *netdev,
611 struct nfp_fl_payload *nfp_flow,
612 enum nfp_flower_tun_type tun_type,
613 struct netlink_ext_ack *extack);
614 int nfp_flower_compile_action(struct nfp_app *app,
615 struct flow_rule *rule,
616 struct net_device *netdev,
617 struct nfp_fl_payload *nfp_flow,
618 struct netlink_ext_ack *extack);
619 int nfp_compile_flow_metadata(struct nfp_app *app, u32 cookie,
620 struct nfp_fl_payload *nfp_flow,
621 struct net_device *netdev,
622 struct netlink_ext_ack *extack);
623 void __nfp_modify_flow_metadata(struct nfp_flower_priv *priv,
624 struct nfp_fl_payload *nfp_flow);
625 int nfp_modify_flow_metadata(struct nfp_app *app,
626 struct nfp_fl_payload *nfp_flow);
628 struct nfp_fl_payload *
629 nfp_flower_search_fl_table(struct nfp_app *app, unsigned long tc_flower_cookie,
630 struct net_device *netdev);
631 struct nfp_fl_payload *
632 nfp_flower_get_fl_payload_from_ctx(struct nfp_app *app, u32 ctx_id);
633 struct nfp_fl_payload *
634 nfp_flower_remove_fl_table(struct nfp_app *app, unsigned long tc_flower_cookie);
636 void nfp_flower_rx_flow_stats(struct nfp_app *app, struct sk_buff *skb);
638 int nfp_tunnel_config_start(struct nfp_app *app);
639 void nfp_tunnel_config_stop(struct nfp_app *app);
640 int nfp_tunnel_mac_event_handler(struct nfp_app *app,
641 struct net_device *netdev,
642 unsigned long event, void *ptr);
643 void nfp_tunnel_del_ipv4_off(struct nfp_app *app, __be32 ipv4);
644 void nfp_tunnel_add_ipv4_off(struct nfp_app *app, __be32 ipv4);
646 nfp_tunnel_put_ipv6_off(struct nfp_app *app, struct nfp_ipv6_addr_entry *entry);
647 struct nfp_ipv6_addr_entry *
648 nfp_tunnel_add_ipv6_off(struct nfp_app *app, struct in6_addr *ipv6);
649 void nfp_tunnel_request_route_v4(struct nfp_app *app, struct sk_buff *skb);
650 void nfp_tunnel_request_route_v6(struct nfp_app *app, struct sk_buff *skb);
651 void nfp_tunnel_keep_alive(struct nfp_app *app, struct sk_buff *skb);
652 void nfp_tunnel_keep_alive_v6(struct nfp_app *app, struct sk_buff *skb);
653 void nfp_flower_lag_init(struct nfp_fl_lag *lag);
654 void nfp_flower_lag_cleanup(struct nfp_fl_lag *lag);
655 int nfp_flower_lag_reset(struct nfp_fl_lag *lag);
656 int nfp_flower_lag_netdev_event(struct nfp_flower_priv *priv,
657 struct net_device *netdev,
658 unsigned long event, void *ptr);
659 bool nfp_flower_lag_unprocessed_msg(struct nfp_app *app, struct sk_buff *skb);
660 int nfp_flower_lag_populate_pre_action(struct nfp_app *app,
661 struct net_device *master,
662 struct nfp_fl_pre_lag *pre_act,
663 struct netlink_ext_ack *extack);
664 int nfp_flower_lag_get_output_id(struct nfp_app *app,
665 struct net_device *master);
666 void nfp_flower_lag_get_info_from_netdev(struct nfp_app *app,
667 struct net_device *netdev,
668 struct nfp_tun_neigh_lag *lag);
669 void nfp_flower_qos_init(struct nfp_app *app);
670 void nfp_flower_qos_cleanup(struct nfp_app *app);
671 int nfp_flower_setup_qos_offload(struct nfp_app *app, struct net_device *netdev,
672 struct tc_cls_matchall_offload *flow);
673 void nfp_flower_stats_rlim_reply(struct nfp_app *app, struct sk_buff *skb);
674 int nfp_flower_indr_setup_tc_cb(struct net_device *netdev, struct Qdisc *sch, void *cb_priv,
675 enum tc_setup_type type, void *type_data,
677 void (*cleanup)(struct flow_block_cb *block_cb));
678 void nfp_flower_setup_indr_tc_release(void *cb_priv);
681 __nfp_flower_non_repr_priv_get(struct nfp_flower_non_repr_priv *non_repr_priv);
682 struct nfp_flower_non_repr_priv *
683 nfp_flower_non_repr_priv_get(struct nfp_app *app, struct net_device *netdev);
685 __nfp_flower_non_repr_priv_put(struct nfp_flower_non_repr_priv *non_repr_priv);
687 nfp_flower_non_repr_priv_put(struct nfp_app *app, struct net_device *netdev);
688 u32 nfp_flower_get_port_id_from_netdev(struct nfp_app *app,
689 struct net_device *netdev);
690 void nfp_tun_link_and_update_nn_entries(struct nfp_app *app,
691 struct nfp_predt_entry *predt);
692 void nfp_tun_unlink_and_update_nn_entries(struct nfp_app *app,
693 struct nfp_predt_entry *predt);
694 int nfp_flower_xmit_pre_tun_flow(struct nfp_app *app,
695 struct nfp_fl_payload *flow);
696 int nfp_flower_xmit_pre_tun_del_flow(struct nfp_app *app,
697 struct nfp_fl_payload *flow);
699 struct nfp_fl_payload *
700 nfp_flower_allocate_new(struct nfp_fl_key_ls *key_layer);
701 int nfp_flower_calculate_key_layers(struct nfp_app *app,
702 struct net_device *netdev,
703 struct nfp_fl_key_ls *ret_key_ls,
704 struct flow_rule *flow,
705 enum nfp_flower_tun_type *tun_type,
706 struct netlink_ext_ack *extack);
708 nfp_flower_del_linked_merge_flows(struct nfp_app *app,
709 struct nfp_fl_payload *sub_flow);
711 nfp_flower_xmit_flow(struct nfp_app *app, struct nfp_fl_payload *nfp_flow,
714 nfp_flower_update_merge_stats(struct nfp_app *app,
715 struct nfp_fl_payload *sub_flow);
717 int nfp_setup_tc_act_offload(struct nfp_app *app,
718 struct flow_offload_action *fl_act);
719 int nfp_init_meter_table(struct nfp_app *app);
720 void nfp_flower_stats_meter_request_all(struct nfp_flower_priv *fl_priv);
721 void nfp_act_stats_reply(struct nfp_app *app, void *pmsg);
722 int nfp_flower_offload_one_police(struct nfp_app *app, bool ingress,
723 bool pps, u32 id, u32 rate, u32 burst);
724 int nfp_flower_setup_meter_entry(struct nfp_app *app,
725 const struct flow_action_entry *action,
726 enum nfp_meter_op op,
728 struct nfp_meter_entry *
729 nfp_flower_search_meter_entry(struct nfp_app *app, u32 meter_id);