xref: /linux/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h (revision 7f26a5e8040b4957ef4dbdfcde6cc7ba2db53937)
1 /*
2  * Copyright (c) 2015, Mellanox Technologies, Ltd.  All rights reserved.
3  *
4  * This software is available to you under a choice of one of two
5  * licenses.  You may choose to be licensed under the terms of the GNU
6  * General Public License (GPL) Version 2, available from the file
7  * COPYING in the main directory of this source tree, or the
8  * OpenIB.org BSD license below:
9  *
10  *     Redistribution and use in source and binary forms, with or
11  *     without modification, are permitted provided that the following
12  *     conditions are met:
13  *
14  *      - Redistributions of source code must retain the above
15  *        copyright notice, this list of conditions and the following
16  *        disclaimer.
17  *
18  *      - Redistributions in binary form must reproduce the above
19  *        copyright notice, this list of conditions and the following
20  *        disclaimer in the documentation and/or other materials
21  *        provided with the distribution.
22  *
23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30  * SOFTWARE.
31  */
32 
33 #ifndef __MLX5_ESWITCH_H__
34 #define __MLX5_ESWITCH_H__
35 
36 #include <linux/if_ether.h>
37 #include <linux/if_link.h>
38 #include <linux/atomic.h>
39 #include <linux/wait.h>
40 #include <linux/xarray.h>
41 #include <net/devlink.h>
42 #include <linux/mlx5/device.h>
43 #include <linux/mlx5/eswitch.h>
44 #include <linux/mlx5/vport.h>
45 #include <linux/mlx5/fs.h>
46 #include "lib/mpfs.h"
47 #include "lib/fs_chains.h"
48 #include "sf/sf.h"
49 #include "en/tc_ct.h"
50 #include "en/tc/sample.h"
51 
52 enum mlx5_mapped_obj_type {
53 	MLX5_MAPPED_OBJ_CHAIN,
54 	MLX5_MAPPED_OBJ_SAMPLE,
55 	MLX5_MAPPED_OBJ_INT_PORT_METADATA,
56 	MLX5_MAPPED_OBJ_ACT_MISS,
57 };
58 
59 struct mlx5_mapped_obj {
60 	enum mlx5_mapped_obj_type type;
61 	union {
62 		u32 chain;
63 		u64 act_miss_cookie;
64 		struct {
65 			u32 group_id;
66 			u32 rate;
67 			u32 trunc_size;
68 			u32 tunnel_id;
69 		} sample;
70 		u32 int_port_metadata;
71 	};
72 };
73 
74 struct mlx5_esw_pf_info {
75 	bool pf_not_exist;
76 	bool pf_disabled;
77 	u16 num_of_vfs;
78 	u16 total_vfs;
79 	u16 host_number;
80 	u16 pf_num;
81 };
82 
83 #ifdef CONFIG_MLX5_ESWITCH
84 
85 #define ESW_OFFLOADS_DEFAULT_NUM_GROUPS 15
86 
87 #define MLX5_MAX_UC_PER_VPORT(dev) \
88 	(1 << MLX5_CAP_GEN(dev, log_max_current_uc_list))
89 
90 #define MLX5_MAX_MC_PER_VPORT(dev) \
91 	(1 << MLX5_CAP_GEN(dev, log_max_current_mc_list))
92 
93 #define mlx5_esw_has_fwd_fdb(dev) \
94 	MLX5_CAP_ESW_FLOWTABLE(dev, fdb_multi_path_to_table)
95 
96 #define esw_chains(esw) \
97 	((esw)->fdb_table.offloads.esw_chains_priv)
98 
99 enum {
100 	MAPPING_TYPE_CHAIN,
101 	MAPPING_TYPE_TUNNEL,
102 	MAPPING_TYPE_TUNNEL_ENC_OPTS,
103 	MAPPING_TYPE_LABELS,
104 	MAPPING_TYPE_ZONE,
105 	MAPPING_TYPE_INT_PORT,
106 };
107 
108 struct vport_ingress {
109 	struct mlx5_flow_table *acl;
110 	struct mlx5_flow_handle *allow_rule;
111 	struct {
112 		struct mlx5_flow_group *allow_spoofchk_only_grp;
113 		struct mlx5_flow_group *allow_untagged_spoofchk_grp;
114 		struct mlx5_flow_group *allow_untagged_only_grp;
115 		struct mlx5_flow_group *drop_grp;
116 		struct mlx5_flow_handle *drop_rule;
117 		struct mlx5_fc *drop_counter;
118 	} legacy;
119 	struct {
120 		/* Optional group to add an FTE to do internal priority
121 		 * tagging on ingress packets.
122 		 */
123 		struct mlx5_flow_group *metadata_prio_tag_grp;
124 		/* Group to add default match-all FTE entry to tag ingress
125 		 * packet with metadata.
126 		 */
127 		struct mlx5_flow_group *metadata_allmatch_grp;
128 		/* Optional group to add a drop all rule */
129 		struct mlx5_flow_group *drop_grp;
130 		struct mlx5_modify_hdr *modify_metadata;
131 		struct mlx5_flow_handle *modify_metadata_rule;
132 		struct mlx5_flow_handle *drop_rule;
133 	} offloads;
134 };
135 
136 enum vport_egress_acl_type {
137 	VPORT_EGRESS_ACL_TYPE_DEFAULT,
138 	VPORT_EGRESS_ACL_TYPE_SHARED_FDB,
139 };
140 
141 struct vport_egress {
142 	struct mlx5_flow_table *acl;
143 	enum vport_egress_acl_type type;
144 	struct mlx5_flow_handle  *allowed_vlan;
145 	struct mlx5_flow_group *vlan_grp;
146 	union {
147 		struct {
148 			struct mlx5_flow_group *drop_grp;
149 			struct mlx5_flow_handle *drop_rule;
150 			struct mlx5_fc *drop_counter;
151 		} legacy;
152 		struct {
153 			struct mlx5_flow_group *fwd_grp;
154 			struct mlx5_flow_handle *fwd_rule;
155 			struct xarray bounce_rules;
156 			struct mlx5_flow_group *bounce_grp;
157 		} offloads;
158 	};
159 };
160 
161 struct mlx5_vport_drop_stats {
162 	u64 rx_dropped;
163 	u64 tx_dropped;
164 };
165 
166 struct mlx5_vport_info {
167 	u8                      mac[ETH_ALEN];
168 	u16                     vlan;
169 	u64                     node_guid;
170 	int                     link_state;
171 	u8                      qos;
172 	u8                      spoofchk: 1;
173 	u8                      trusted: 1;
174 	u8                      roce_enabled: 1;
175 	u8                      mig_enabled: 1;
176 	u8                      ipsec_crypto_enabled: 1;
177 	u8                      ipsec_packet_enabled: 1;
178 };
179 
180 /* Vport context events */
181 enum mlx5_eswitch_vport_event {
182 	MLX5_VPORT_UC_ADDR_CHANGE = BIT(0),
183 	MLX5_VPORT_MC_ADDR_CHANGE = BIT(1),
184 	MLX5_VPORT_PROMISC_CHANGE = BIT(3),
185 };
186 
187 struct mlx5_vport;
188 
189 struct mlx5_devlink_port {
190 	struct devlink_port dl_port;
191 	struct mlx5_vport *vport;
192 	struct devlink_health_reporter *vnic_reporter;
193 };
194 
195 static inline void mlx5_devlink_port_init(struct mlx5_devlink_port *dl_port,
196 					  struct mlx5_vport *vport)
197 {
198 	dl_port->vport = vport;
199 }
200 
201 static inline struct mlx5_devlink_port *mlx5_devlink_port_get(struct devlink_port *dl_port)
202 {
203 	return container_of(dl_port, struct mlx5_devlink_port, dl_port);
204 }
205 
206 static inline struct mlx5_vport *mlx5_devlink_port_vport_get(struct devlink_port *dl_port)
207 {
208 	return mlx5_devlink_port_get(dl_port)->vport;
209 }
210 
211 #define MLX5_VHCA_ID_INVALID (-1)
212 
213 #define MLX5_VPORT_INVAL_VHCA_ID(vport) \
214 	((vport)->vhca_id == MLX5_VHCA_ID_INVALID)
215 
216 struct mlx5_vport {
217 	struct mlx5_core_dev    *dev;
218 	struct hlist_head       uc_list[MLX5_L2_ADDR_HASH_SIZE];
219 	struct hlist_head       mc_list[MLX5_L2_ADDR_HASH_SIZE];
220 	struct mlx5_flow_handle *promisc_rule;
221 	struct mlx5_flow_handle *allmulti_rule;
222 	struct work_struct      vport_change_handler;
223 
224 	struct vport_ingress    ingress;
225 	struct vport_egress     egress;
226 	u32                     default_metadata;
227 	u32                     metadata;
228 	int                     vhca_id;
229 
230 	bool adjacent; /* delegated vhca from adjacent function */
231 	struct {
232 		u16 parent_pci_devfn; /* Adjacent parent PCI device function */
233 		u16 function_id; /* Function ID of the delegated VPort */
234 	} adj_info;
235 
236 	struct mlx5_vport_info  info;
237 
238 	/* Protected by either the shared devlink (dev->shd) lock or by
239 	 * esw->state_lock. See esw_assert_qos_lock_held() for more details.
240 	 * The Vport QoS can either be disabled (sched_node is NULL) or in one
241 	 * of three states:
242 	 * 1. Regular QoS (sched_node is a vport node).
243 	 * 2. TC QoS enabled on the vport (sched_node is a TC arbiter).
244 	 * 3. TC QoS enabled on the vport's parent node
245 	 *    (sched_node is a rate limit node).
246 	 * When TC is enabled in either mode, the vport owns vport TC scheduling
247 	 * nodes.
248 	 */
249 	struct {
250 		/* Vport scheduling node. */
251 		struct mlx5_esw_sched_node *sched_node;
252 		/* Array of vport traffic class scheduling nodes. */
253 		struct mlx5_esw_sched_node **sched_nodes;
254 	} qos;
255 
256 	u16 vport;
257 	bool                    enabled;
258 	bool max_eqs_set;
259 	bool pf_activated;
260 	enum mlx5_eswitch_vport_event enabled_events;
261 	int index;
262 	struct mlx5_devlink_port *dl_port;
263 	u32 agg_max_tx_speed;
264 };
265 
266 struct mlx5_esw_indir_table;
267 
268 struct mlx5_eswitch_fdb {
269 	union {
270 		struct legacy_fdb {
271 			struct mlx5_flow_table *fdb;
272 			struct mlx5_flow_group *addr_grp;
273 			struct mlx5_flow_group *allmulti_grp;
274 			struct mlx5_flow_group *promisc_grp;
275 			struct mlx5_flow_table *vepa_fdb;
276 			struct mlx5_flow_handle *vepa_uplink_rule;
277 			struct mlx5_flow_handle *vepa_star_rule;
278 		} legacy;
279 
280 		struct offloads_fdb {
281 			struct mlx5_flow_namespace *ns;
282 			struct mlx5_flow_table *drop_root;
283 			struct mlx5_flow_handle *drop_root_rule;
284 			struct mlx5_fc *drop_root_fc;
285 			struct mlx5_flow_table *tc_miss_table;
286 			struct mlx5_flow_table *slow_fdb;
287 			struct mlx5_flow_group *send_to_vport_grp;
288 			struct mlx5_flow_group *send_to_vport_meta_grp;
289 			struct mlx5_flow_group *peer_miss_grp;
290 			struct xarray peer_miss_rules;
291 			struct mlx5_flow_group *miss_grp;
292 			struct mlx5_flow_handle **send_to_vport_meta_rules;
293 			struct mlx5_flow_handle *miss_rule_uni;
294 			struct mlx5_flow_handle *miss_rule_multi;
295 
296 			struct mlx5_fs_chains *esw_chains_priv;
297 			struct {
298 				DECLARE_HASHTABLE(table, 8);
299 				/* Protects vports.table */
300 				struct mutex lock;
301 			} vports;
302 
303 			struct mlx5_esw_indir_table *indir;
304 
305 		} offloads;
306 	};
307 	u32 flags;
308 };
309 
310 struct mlx5_esw_offload {
311 	struct mlx5_flow_table *ft_offloads_restore;
312 	struct mlx5_flow_group *restore_group;
313 	struct mlx5_modify_hdr *restore_copy_hdr_id;
314 	struct mapping_ctx *reg_c0_obj_pool;
315 
316 	struct mlx5_flow_table *ft_offloads;
317 	struct mlx5_flow_group *vport_rx_group;
318 	struct mlx5_flow_group *vport_rx_drop_group;
319 	struct mlx5_flow_handle *vport_rx_drop_rule;
320 	struct mlx5_flow_table *ft_ipsec_tx_pol;
321 	struct xarray vport_reps;
322 	struct list_head peer_flows[MLX5_MAX_PORTS];
323 	struct mutex peer_mutex;
324 	struct mutex encap_tbl_lock; /* protects encap_tbl */
325 	DECLARE_HASHTABLE(encap_tbl, 8);
326 	struct mutex decap_tbl_lock; /* protects decap_tbl */
327 	DECLARE_HASHTABLE(decap_tbl, 8);
328 	struct mod_hdr_tbl mod_hdr;
329 	DECLARE_HASHTABLE(termtbl_tbl, 8);
330 	struct mutex termtbl_mutex; /* protects termtbl hash */
331 	struct xarray vhca_map;
332 	struct mutex reps_lock; /* protects representor load/unload/register */
333 	const struct mlx5_eswitch_rep_ops *rep_ops[NUM_REP_TYPES];
334 	u8 inline_mode;
335 	atomic64_t num_flows;
336 	u64 num_block_encap;
337 	u64 num_block_mode;
338 	enum devlink_eswitch_encap_mode encap;
339 	struct ida vport_metadata_ida;
340 };
341 
342 /* E-Switch MC FDB table hash node */
343 struct esw_mc_addr { /* SRIOV only */
344 	struct l2addr_node     node;
345 	struct mlx5_flow_handle *uplink_rule; /* Forward to uplink rule */
346 	u32                    refcnt;
347 };
348 
349 struct mlx5_host_work {
350 	struct work_struct	work;
351 	struct mlx5_eswitch	*esw;
352 	int			work_gen;
353 	void (*func)(struct mlx5_eswitch *esw);
354 };
355 
356 struct mlx5_esw_spf {
357 	u16 vport_num;
358 	u16 vhca_id;
359 	u16 host_number;
360 	u16 pf_num;
361 };
362 
363 struct mlx5_esw_functions {
364 	struct mlx5_nb		nb;
365 	bool			host_funcs_disabled;
366 	u16			num_vfs;
367 	u16			num_ec_vfs;
368 	u16			hpf_host_number;
369 	u16			hpf_pf_num;
370 	bool			has_spf_sfs;
371 	struct mlx5_esw_spf	*spfs;
372 	int			num_spfs;
373 };
374 
375 enum {
376 	MLX5_ESWITCH_VPORT_MATCH_METADATA = BIT(0),
377 	MLX5_ESWITCH_REG_C1_LOOPBACK_ENABLED = BIT(1),
378 	MLX5_ESWITCH_VPORT_ACL_NS_CREATED = BIT(2),
379 };
380 
381 struct mlx5_esw_bridge_offloads;
382 
383 enum {
384 	MLX5_ESW_FDB_CREATED = BIT(0),
385 };
386 
387 struct dentry;
388 
389 struct mlx5_eswitch {
390 	struct mlx5_core_dev    *dev;
391 	struct mlx5_nb          nb;
392 	struct mlx5_eswitch_fdb fdb_table;
393 	/* legacy data structures */
394 	struct hlist_head       mc_table[MLX5_L2_ADDR_HASH_SIZE];
395 	struct esw_mc_addr mc_promisc;
396 	/* end of legacy */
397 	struct dentry *debugfs_root;
398 	struct workqueue_struct *work_queue;
399 	struct xarray vports;
400 	struct xarray vhca_type_map;
401 	u32 flags;
402 	int                     total_vports;
403 	int                     enabled_vports;
404 	/* Synchronize between vport change events
405 	 * and async SRIOV admin state changes
406 	 */
407 	struct mutex            state_lock;
408 
409 	/* Protects eswitch mode change that occurs via one or more
410 	 * user commands, i.e. sriov state change, devlink commands.
411 	 */
412 	struct rw_semaphore mode_lock;
413 	atomic64_t user_count;
414 	wait_queue_head_t work_queue_wait;
415 
416 	/* QoS changes are serialized by either the shared devlink (dev->shd)
417 	 * lock or by esw->state_lock. See esw_assert_qos_lock_held() for more
418 	 * details.
419 	 */
420 	struct {
421 		/* Initially 0, meaning no QoS users and QoS is disabled. */
422 		refcount_t refcnt;
423 		/* The root node of the hierarchy. */
424 		struct mlx5_esw_sched_node *root;
425 	} qos;
426 
427 	struct mlx5_esw_bridge_offloads *br_offloads;
428 	struct mlx5_esw_offload offloads;
429 	u32 last_vport_idx;
430 	int                     mode;
431 	bool                    offloads_inactive;
432 	u16                     manager_vport;
433 	u16                     first_host_vport;
434 	u8			num_peers;
435 	struct mlx5_esw_functions esw_funcs;
436 	struct {
437 		u32             large_group_num;
438 	}  params;
439 	struct xarray paired;
440 	struct mlx5_devcom_comp_dev *devcom;
441 	u16 enabled_ipsec_vf_count;
442 	bool eswitch_operation_in_progress;
443 	atomic_t generation;
444 };
445 
446 void esw_offloads_disable(struct mlx5_eswitch *esw);
447 int esw_offloads_enable(struct mlx5_eswitch *esw);
448 int mlx5_esw_offloads_init_deferred_metadata(struct mlx5_eswitch *esw);
449 void esw_offloads_cleanup(struct mlx5_eswitch *esw);
450 int esw_offloads_init(struct mlx5_eswitch *esw);
451 
452 struct mlx5_flow_handle *
453 mlx5_eswitch_add_send_to_vport_meta_rule(struct mlx5_eswitch *esw, u16 vport_num);
454 void mlx5_eswitch_del_send_to_vport_meta_rule(struct mlx5_flow_handle *rule);
455 
456 bool mlx5_esw_vport_match_metadata_supported(const struct mlx5_eswitch *esw);
457 u32 mlx5_esw_match_metadata_alloc(struct mlx5_eswitch *esw);
458 void mlx5_esw_match_metadata_free(struct mlx5_eswitch *esw, u32 metadata);
459 
460 int mlx5_esw_qos_modify_vport_rate(struct mlx5_eswitch *esw, u16 vport_num, u32 rate_mbps);
461 
462 /* E-Switch API */
463 int mlx5_eswitch_init(struct mlx5_core_dev *dev);
464 void mlx5_eswitch_cleanup(struct mlx5_eswitch *esw);
465 int mlx5_esw_vport_alloc(struct mlx5_eswitch *esw, int index, u16 vport_num);
466 void mlx5_esw_vport_free(struct mlx5_eswitch *esw, struct mlx5_vport *vport);
467 
468 #define MLX5_ESWITCH_IGNORE_NUM_VFS (-1)
469 int mlx5_eswitch_enable_locked(struct mlx5_eswitch *esw, int num_vfs);
470 int mlx5_eswitch_enable(struct mlx5_eswitch *esw, int num_vfs);
471 void mlx5_eswitch_disable_sriov(struct mlx5_eswitch *esw, bool clear_vf);
472 void mlx5_eswitch_disable_locked(struct mlx5_eswitch *esw);
473 void mlx5_eswitch_disable(struct mlx5_eswitch *esw);
474 void mlx5_esw_offloads_devcom_init(struct mlx5_eswitch *esw,
475 				   const struct mlx5_devcom_match_attr *attr);
476 void mlx5_esw_offloads_devcom_cleanup(struct mlx5_eswitch *esw);
477 bool mlx5_esw_offloads_devcom_is_ready(struct mlx5_eswitch *esw);
478 int mlx5_eswitch_set_vport_mac(struct mlx5_eswitch *esw,
479 			       u16 vport, const u8 *mac);
480 int mlx5_eswitch_set_vport_state(struct mlx5_eswitch *esw,
481 				 u16 vport, int link_state);
482 int mlx5_eswitch_set_vport_vlan(struct mlx5_eswitch *esw,
483 				u16 vport, u16 vlan, u8 qos);
484 int mlx5_eswitch_set_vport_spoofchk(struct mlx5_eswitch *esw,
485 				    u16 vport, bool spoofchk);
486 int mlx5_eswitch_set_vport_trust(struct mlx5_eswitch *esw,
487 				 u16 vport_num, bool setting);
488 int mlx5_eswitch_set_vport_rate(struct mlx5_eswitch *esw, u16 vport,
489 				u32 max_rate, u32 min_rate);
490 int mlx5_eswitch_set_vepa(struct mlx5_eswitch *esw, u8 setting);
491 int mlx5_eswitch_get_vepa(struct mlx5_eswitch *esw, u8 *setting);
492 int mlx5_eswitch_get_vport_config(struct mlx5_eswitch *esw,
493 				  u16 vport, struct ifla_vf_info *ivi);
494 int mlx5_eswitch_get_vport_stats(struct mlx5_eswitch *esw,
495 				 u16 vport,
496 				 struct ifla_vf_stats *vf_stats);
497 void mlx5_eswitch_del_send_to_vport_rule(struct mlx5_flow_handle *rule);
498 
499 int mlx5_eswitch_modify_esw_vport_context(struct mlx5_core_dev *dev, u16 vport,
500 					  bool other_vport, void *in);
501 
502 struct mlx5_flow_spec;
503 struct mlx5_esw_flow_attr;
504 struct mlx5_termtbl_handle;
505 
506 bool
507 mlx5_eswitch_termtbl_required(struct mlx5_eswitch *esw,
508 			      struct mlx5_flow_attr *attr,
509 			      struct mlx5_flow_act *flow_act,
510 			      struct mlx5_flow_spec *spec);
511 
512 struct mlx5_flow_handle *
513 mlx5_eswitch_add_termtbl_rule(struct mlx5_eswitch *esw,
514 			      struct mlx5_flow_table *ft,
515 			      struct mlx5_flow_spec *spec,
516 			      struct mlx5_esw_flow_attr *attr,
517 			      struct mlx5_flow_act *flow_act,
518 			      struct mlx5_flow_destination *dest,
519 			      int num_dest);
520 
521 void
522 mlx5_eswitch_termtbl_put(struct mlx5_eswitch *esw,
523 			 struct mlx5_termtbl_handle *tt);
524 
525 void
526 mlx5_eswitch_clear_rule_source_port(struct mlx5_eswitch *esw, struct mlx5_flow_spec *spec);
527 
528 struct mlx5_flow_handle *
529 mlx5_eswitch_add_offloaded_rule(struct mlx5_eswitch *esw,
530 				struct mlx5_flow_spec *spec,
531 				struct mlx5_flow_attr *attr);
532 struct mlx5_flow_handle *
533 mlx5_eswitch_add_fwd_rule(struct mlx5_eswitch *esw,
534 			  struct mlx5_flow_spec *spec,
535 			  struct mlx5_flow_attr *attr);
536 void
537 mlx5_eswitch_del_offloaded_rule(struct mlx5_eswitch *esw,
538 				struct mlx5_flow_handle *rule,
539 				struct mlx5_flow_attr *attr);
540 void
541 mlx5_eswitch_del_fwd_rule(struct mlx5_eswitch *esw,
542 			  struct mlx5_flow_handle *rule,
543 			  struct mlx5_flow_attr *attr);
544 
545 struct mlx5_flow_handle *
546 mlx5_eswitch_create_vport_rx_rule(struct mlx5_eswitch *esw, u16 vport,
547 				  struct mlx5_flow_destination *dest);
548 
549 enum {
550 	SET_VLAN_STRIP	= BIT(0),
551 	SET_VLAN_INSERT	= BIT(1)
552 };
553 
554 enum mlx5_flow_match_level {
555 	MLX5_MATCH_NONE	= MLX5_INLINE_MODE_NONE,
556 	MLX5_MATCH_L2	= MLX5_INLINE_MODE_L2,
557 	MLX5_MATCH_L3	= MLX5_INLINE_MODE_IP,
558 	MLX5_MATCH_L4	= MLX5_INLINE_MODE_TCP_UDP,
559 };
560 
561 /* current maximum for flow based vport multicasting */
562 #define MLX5_MAX_FLOW_FWD_VPORTS 32
563 
564 enum {
565 	MLX5_ESW_DEST_ENCAP         = BIT(0),
566 	MLX5_ESW_DEST_ENCAP_VALID   = BIT(1),
567 	MLX5_ESW_DEST_CHAIN_WITH_SRC_PORT_CHANGE  = BIT(2),
568 };
569 
570 struct mlx5_esw_flow_attr {
571 	struct mlx5_eswitch_rep *in_rep;
572 	struct mlx5_core_dev	*in_mdev;
573 	struct mlx5_core_dev    *counter_dev;
574 	struct mlx5e_tc_int_port *dest_int_port;
575 	struct mlx5e_tc_int_port *int_port;
576 
577 	int split_count;
578 	int out_count;
579 
580 	__be16	vlan_proto[MLX5_FS_VLAN_DEPTH];
581 	u16	vlan_vid[MLX5_FS_VLAN_DEPTH];
582 	u8	vlan_prio[MLX5_FS_VLAN_DEPTH];
583 	u8	total_vlan;
584 	struct {
585 		u32 flags;
586 		bool vport_valid;
587 		u16 vport;
588 		struct mlx5_pkt_reformat *pkt_reformat;
589 		struct mlx5_core_dev *mdev;
590 		struct mlx5_termtbl_handle *termtbl;
591 		int src_port_rewrite_act_id;
592 	} dests[MLX5_MAX_FLOW_FWD_VPORTS];
593 	struct mlx5_rx_tun_attr *rx_tun_attr;
594 	struct ethhdr eth;
595 	struct mlx5_pkt_reformat *decap_pkt_reformat;
596 };
597 
598 int mlx5_devlink_eswitch_mode_set(struct devlink *devlink, u16 mode,
599 				  struct netlink_ext_ack *extack);
600 int mlx5_devlink_eswitch_mode_get(struct devlink *devlink, u16 *mode);
601 int mlx5_devlink_eswitch_inline_mode_set(struct devlink *devlink, u8 mode,
602 					 struct netlink_ext_ack *extack);
603 int mlx5_devlink_eswitch_inline_mode_get(struct devlink *devlink, u8 *mode);
604 int mlx5_devlink_eswitch_encap_mode_set(struct devlink *devlink,
605 					enum devlink_eswitch_encap_mode encap,
606 					struct netlink_ext_ack *extack);
607 int mlx5_devlink_eswitch_encap_mode_get(struct devlink *devlink,
608 					enum devlink_eswitch_encap_mode *encap);
609 int mlx5_devlink_port_fn_hw_addr_get(struct devlink_port *port,
610 				     u8 *hw_addr, int *hw_addr_len,
611 				     struct netlink_ext_ack *extack);
612 int mlx5_devlink_port_fn_hw_addr_set(struct devlink_port *port,
613 				     const u8 *hw_addr, int hw_addr_len,
614 				     struct netlink_ext_ack *extack);
615 int mlx5_devlink_port_fn_roce_get(struct devlink_port *port, bool *is_enabled,
616 				  struct netlink_ext_ack *extack);
617 int mlx5_devlink_port_fn_roce_set(struct devlink_port *port, bool enable,
618 				  struct netlink_ext_ack *extack);
619 int mlx5_devlink_port_fn_migratable_get(struct devlink_port *port, bool *is_enabled,
620 					struct netlink_ext_ack *extack);
621 int mlx5_devlink_port_fn_migratable_set(struct devlink_port *port, bool enable,
622 					struct netlink_ext_ack *extack);
623 int mlx5_devlink_pf_port_fn_state_get(struct devlink_port *port,
624 				      enum devlink_port_fn_state *state,
625 				      enum devlink_port_fn_opstate *opstate,
626 				      struct netlink_ext_ack *extack);
627 int mlx5_devlink_pf_port_fn_state_set(struct devlink_port *port,
628 				      enum devlink_port_fn_state state,
629 				      struct netlink_ext_ack *extack);
630 #ifdef CONFIG_XFRM_OFFLOAD
631 int mlx5_devlink_port_fn_ipsec_crypto_get(struct devlink_port *port, bool *is_enabled,
632 					  struct netlink_ext_ack *extack);
633 int mlx5_devlink_port_fn_ipsec_crypto_set(struct devlink_port *port, bool enable,
634 					  struct netlink_ext_ack *extack);
635 int mlx5_devlink_port_fn_ipsec_packet_get(struct devlink_port *port, bool *is_enabled,
636 					  struct netlink_ext_ack *extack);
637 int mlx5_devlink_port_fn_ipsec_packet_set(struct devlink_port *port, bool enable,
638 					  struct netlink_ext_ack *extack);
639 #endif /* CONFIG_XFRM_OFFLOAD */
640 int mlx5_devlink_port_fn_max_io_eqs_get(struct devlink_port *port,
641 					u32 *max_io_eqs,
642 					struct netlink_ext_ack *extack);
643 int mlx5_devlink_port_fn_max_io_eqs_set(struct devlink_port *port,
644 					u32 max_io_eqs,
645 					struct netlink_ext_ack *extack);
646 int mlx5_devlink_port_fn_max_io_eqs_set_sf_default(struct devlink_port *port,
647 						   struct netlink_ext_ack *extack);
648 
649 void *mlx5_eswitch_get_uplink_priv(struct mlx5_eswitch *esw, u8 rep_type);
650 
651 int __mlx5_eswitch_set_vport_vlan(struct mlx5_eswitch *esw,
652 				  u16 vport, u16 vlan, u8 qos, u8 set_flags);
653 
654 static inline bool esw_vst_mode_is_steering(struct mlx5_eswitch *esw)
655 {
656 	return (MLX5_CAP_ESW_EGRESS_ACL(esw->dev, pop_vlan) &&
657 		MLX5_CAP_ESW_INGRESS_ACL(esw->dev, push_vlan));
658 }
659 
660 static inline bool mlx5_eswitch_vlan_actions_supported(struct mlx5_core_dev *dev,
661 						       u8 vlan_depth)
662 {
663 	bool ret = MLX5_CAP_ESW_FLOWTABLE_FDB(dev, pop_vlan) &&
664 		   MLX5_CAP_ESW_FLOWTABLE_FDB(dev, push_vlan);
665 
666 	if (vlan_depth == 1)
667 		return ret;
668 
669 	return  ret && MLX5_CAP_ESW_FLOWTABLE_FDB(dev, pop_vlan_2) &&
670 		MLX5_CAP_ESW_FLOWTABLE_FDB(dev, push_vlan_2);
671 }
672 
673 bool mlx5_esw_multipath_prereq(struct mlx5_core_dev *dev0,
674 			       struct mlx5_core_dev *dev1);
675 
676 const u32 *mlx5_esw_query_functions(struct mlx5_core_dev *dev);
677 struct mlx5_esw_pf_info mlx5_esw_get_host_pf_info(struct mlx5_core_dev *dev,
678 						  const u32 *out);
679 bool mlx5_esw_get_spf_disabled(struct mlx5_core_dev *dev, const u32 *out,
680 			       u16 vhca_id);
681 int mlx5_esw_pf_enable_hca(struct mlx5_core_dev *dev, u16 vport_num);
682 int mlx5_esw_pf_disable_hca(struct mlx5_core_dev *dev, u16 vport_num);
683 int mlx5_esw_host_pf_enable_hca(struct mlx5_core_dev *dev);
684 int mlx5_esw_host_pf_disable_hca(struct mlx5_core_dev *dev);
685 
686 void mlx5_esw_adjacent_vhcas_setup(struct mlx5_eswitch *esw);
687 void mlx5_esw_adjacent_vhcas_cleanup(struct mlx5_eswitch *esw);
688 int mlx5_esw_adj_vport_modify(struct mlx5_core_dev *dev, u16 vport,
689 			      bool connect);
690 int mlx5_esw_create_esw_vport(struct mlx5_core_dev *dev, u16 vhca_id,
691 			      u16 *vport_num);
692 void mlx5_esw_destroy_esw_vport(struct mlx5_core_dev *dev, u16 vport);
693 
694 #define MLX5_DEBUG_ESWITCH_MASK BIT(3)
695 
696 #define esw_info(__dev, format, ...)			\
697 	dev_info((__dev)->device, "E-Switch: " format, ##__VA_ARGS__)
698 
699 #define esw_warn(__dev, format, ...)			\
700 	dev_warn((__dev)->device, "E-Switch: " format, ##__VA_ARGS__)
701 
702 #define esw_debug(dev, format, ...)				\
703 	mlx5_core_dbg_mask(dev, MLX5_DEBUG_ESWITCH_MASK, format, ##__VA_ARGS__)
704 
705 static inline bool mlx5_esw_allowed(const struct mlx5_eswitch *esw)
706 {
707 	return esw && MLX5_ESWITCH_MANAGER(esw->dev);
708 }
709 
710 static inline bool
711 mlx5_esw_is_manager_vport(const struct mlx5_eswitch *esw, u16 vport_num)
712 {
713 	return esw->manager_vport == vport_num;
714 }
715 
716 static inline bool mlx5_esw_is_owner(struct mlx5_eswitch *esw, u16 vport_num,
717 				     u16 esw_owner_vhca_id)
718 {
719 	return esw_owner_vhca_id == MLX5_CAP_GEN(esw->dev, vhca_id) ||
720 		(vport_num == MLX5_VPORT_UPLINK && mlx5_lag_is_master(esw->dev));
721 }
722 
723 static inline u16 mlx5_eswitch_first_host_vport_num(struct mlx5_core_dev *dev)
724 {
725 	return mlx5_core_is_ecpf_esw_manager(dev) ?
726 		MLX5_VPORT_HOST_PF : MLX5_VPORT_FIRST_HOST_VF;
727 }
728 
729 static inline bool mlx5_eswitch_is_funcs_handler(const struct mlx5_core_dev *dev)
730 {
731 	return mlx5_core_is_ecpf_esw_manager(dev);
732 }
733 
734 static inline unsigned int
735 mlx5_esw_vport_to_devlink_port_index(const struct mlx5_core_dev *dev,
736 				     u16 vport_num)
737 {
738 	return (MLX5_CAP_GEN(dev, vhca_id) << 16) | vport_num;
739 }
740 
741 static inline u16
742 mlx5_esw_devlink_port_index_to_vport_num(unsigned int dl_port_index)
743 {
744 	return dl_port_index & 0xffff;
745 }
746 
747 static inline bool mlx5_esw_is_fdb_created(struct mlx5_eswitch *esw)
748 {
749 	return esw->fdb_table.flags & MLX5_ESW_FDB_CREATED;
750 }
751 
752 /* TODO: This mlx5e_tc function shouldn't be called by eswitch */
753 void mlx5e_tc_clean_fdb_peer_flows(struct mlx5_eswitch *esw);
754 
755 /* Each mark identifies eswitch vport type.
756  * MLX5_ESW_VPT_HOST_FN is used to identify both PF and VF ports using
757  * a single mark.
758  * MLX5_ESW_VPT_VF identifies a SRIOV VF vport.
759  * MLX5_ESW_VPT_SF identifies SF vport.
760  */
761 #define MLX5_ESW_VPT_HOST_FN XA_MARK_0
762 #define MLX5_ESW_VPT_VF XA_MARK_1
763 #define MLX5_ESW_VPT_SF XA_MARK_2
764 
765 /* The vport iterator is valid only after vport are initialized in mlx5_eswitch_init.
766  * Borrowed the idea from xa_for_each_marked() but with support for desired last element.
767  */
768 
769 #define mlx5_esw_for_each_vport(esw, index, vport) \
770 	xa_for_each(&((esw)->vports), index, vport)
771 
772 #define mlx5_esw_for_each_entry_marked(xa, index, entry, last, filter)	\
773 	for (index = 0, entry = xa_find(xa, &index, last, filter); \
774 	     entry; entry = xa_find_after(xa, &index, last, filter))
775 
776 #define mlx5_esw_for_each_vport_marked(esw, index, vport, last, filter)	\
777 	mlx5_esw_for_each_entry_marked(&((esw)->vports), index, vport, last, filter)
778 
779 #define mlx5_esw_for_each_vf_vport(esw, index, vport, last)	\
780 	mlx5_esw_for_each_vport_marked(esw, index, vport, last, MLX5_ESW_VPT_VF)
781 
782 #define mlx5_esw_for_each_host_func_vport(esw, index, vport, last)	\
783 	mlx5_esw_for_each_vport_marked(esw, index, vport, last, MLX5_ESW_VPT_HOST_FN)
784 
785 /* This macro should only be used if EC SRIOV is enabled.
786  *
787  * Because there were no more marks available on the xarray this uses a
788  * for_each_range approach. The range is only valid when EC SRIOV is enabled
789  */
790 #define mlx5_esw_for_each_ec_vf_vport(esw, index, vport, last)		\
791 	xa_for_each_range(&((esw)->vports),				\
792 			  index,					\
793 			  vport,					\
794 			  MLX5_CAP_GEN_2((esw->dev), ec_vf_vport_base),	\
795 			  MLX5_CAP_GEN_2((esw->dev), ec_vf_vport_base) +\
796 			  (last) - 1)
797 
798 /* SPF vport numbers are not contiguous, iterate via the spfs array
799  * and look up each vport in the xarray.
800  */
801 #define mlx5_esw_for_each_spf_vport(esw, index, vport)			\
802 	for ((index) = 0;						\
803 	     (index) < (esw)->esw_funcs.num_spfs &&			\
804 	     ((vport) = xa_load(&(esw)->vports,				\
805 		(esw)->esw_funcs.spfs[(index)].vport_num));		\
806 	     (index)++)
807 
808 #define mlx5_esw_for_each_rep(esw, i, rep) \
809 	xa_for_each(&((esw)->offloads.vport_reps), i, rep)
810 
811 struct mlx5_eswitch *__must_check
812 mlx5_devlink_eswitch_get(struct devlink *devlink);
813 
814 struct mlx5_eswitch *mlx5_devlink_eswitch_nocheck_get(struct devlink *devlink);
815 
816 struct mlx5_vport *__must_check
817 mlx5_eswitch_get_vport(struct mlx5_eswitch *esw, u16 vport_num);
818 
819 bool mlx5_eswitch_is_vf_vport(struct mlx5_eswitch *esw, u16 vport_num);
820 int mlx5_esw_spf_vport_to_idx(struct mlx5_eswitch *esw, u16 vport_num);
821 bool mlx5_esw_is_spf_vport(struct mlx5_eswitch *esw, u16 vport_num);
822 bool mlx5_eswitch_is_pf_vf_vport(struct mlx5_eswitch *esw, u16 vport_num);
823 bool mlx5_esw_is_sf_vport(struct mlx5_eswitch *esw, u16 vport_num);
824 
825 int mlx5_esw_funcs_changed_handler(struct notifier_block *nb, unsigned long type, void *data);
826 
827 int
828 mlx5_eswitch_enable_pf_vf_vports(struct mlx5_eswitch *esw,
829 				 enum mlx5_eswitch_vport_event enabled_events);
830 void mlx5_eswitch_disable_pf_vf_vports(struct mlx5_eswitch *esw);
831 
832 int mlx5_esw_vport_enable(struct mlx5_eswitch *esw, struct mlx5_vport *vport,
833 			  enum mlx5_eswitch_vport_event enabled_events);
834 void mlx5_esw_vport_disable(struct mlx5_eswitch *esw, struct mlx5_vport *vport);
835 
836 int
837 esw_vport_create_offloads_acl_tables(struct mlx5_eswitch *esw,
838 				     struct mlx5_vport *vport);
839 void
840 esw_vport_destroy_offloads_acl_tables(struct mlx5_eswitch *esw,
841 				      struct mlx5_vport *vport);
842 
843 struct esw_vport_tbl_namespace {
844 	int max_fte;
845 	int max_num_groups;
846 	u32 flags;
847 };
848 
849 struct mlx5_vport_tbl_attr {
850 	u32 chain;
851 	u16 prio;
852 	u16 vport;
853 	struct esw_vport_tbl_namespace *vport_ns;
854 };
855 
856 struct mlx5_flow_table *
857 mlx5_esw_vporttbl_get(struct mlx5_eswitch *esw, struct mlx5_vport_tbl_attr *attr);
858 void
859 mlx5_esw_vporttbl_put(struct mlx5_eswitch *esw, struct mlx5_vport_tbl_attr *attr);
860 
861 struct mlx5_flow_handle *
862 esw_add_restore_rule(struct mlx5_eswitch *esw, u32 tag);
863 
864 void mlx5_esw_set_flow_group_source_port(struct mlx5_eswitch *esw,
865 					 u32 *flow_group_in,
866 					 int match_params);
867 
868 void mlx5_esw_set_spec_source_port(struct mlx5_eswitch *esw,
869 				   u16 vport,
870 				   struct mlx5_flow_spec *spec);
871 
872 int mlx5_esw_offloads_init_pf_vf_rep(struct mlx5_eswitch *esw, struct mlx5_vport *vport);
873 void mlx5_esw_offloads_cleanup_pf_vf_rep(struct mlx5_eswitch *esw, struct mlx5_vport *vport);
874 
875 int mlx5_esw_offloads_init_sf_rep(struct mlx5_eswitch *esw, struct mlx5_vport *vport,
876 				  struct mlx5_devlink_port *dl_port,
877 				  u32 controller, u32 sfnum);
878 void mlx5_esw_offloads_cleanup_sf_rep(struct mlx5_eswitch *esw, struct mlx5_vport *vport);
879 
880 int mlx5_esw_offloads_load_rep(struct mlx5_eswitch *esw, struct mlx5_vport *vport);
881 void mlx5_esw_offloads_unload_rep(struct mlx5_eswitch *esw, struct mlx5_vport *vport);
882 
883 int mlx5_eswitch_load_sf_vport(struct mlx5_eswitch *esw, u16 vport_num,
884 			       enum mlx5_eswitch_vport_event enabled_events,
885 			       struct mlx5_devlink_port *dl_port, u32 controller, u32 sfnum);
886 void mlx5_eswitch_unload_sf_vport(struct mlx5_eswitch *esw, u16 vport_num);
887 
888 int mlx5_eswitch_load_vf_vports(struct mlx5_eswitch *esw, u16 num_vfs,
889 				enum mlx5_eswitch_vport_event enabled_events);
890 void mlx5_eswitch_unload_vf_vports(struct mlx5_eswitch *esw, u16 num_vfs);
891 
892 int mlx5_esw_offloads_pf_vf_devlink_port_init(struct mlx5_eswitch *esw,
893 					      struct mlx5_vport *vport);
894 void mlx5_esw_offloads_pf_vf_devlink_port_cleanup(struct mlx5_eswitch *esw,
895 						  struct mlx5_vport *vport);
896 
897 int mlx5_esw_offloads_sf_devlink_port_init(struct mlx5_eswitch *esw, struct mlx5_vport *vport,
898 					   struct mlx5_devlink_port *dl_port,
899 					   u32 controller, u32 sfnum);
900 void mlx5_esw_offloads_sf_devlink_port_cleanup(struct mlx5_eswitch *esw, struct mlx5_vport *vport);
901 
902 int mlx5_esw_offloads_devlink_port_register(struct mlx5_eswitch *esw, struct mlx5_vport *vport);
903 void mlx5_esw_offloads_devlink_port_unregister(struct mlx5_vport *vport);
904 struct devlink_port *mlx5_esw_offloads_devlink_port(struct mlx5_eswitch *esw, u16 vport_num);
905 
906 int mlx5_esw_sf_max_hpf_functions(struct mlx5_core_dev *dev, u16 *max_sfs, u16 *sf_base_id);
907 int mlx5_esw_sf_max_spf_functions(struct mlx5_core_dev *dev, int spf_idx,
908 				  u16 *max_sfs, u16 *sf_base_id);
909 
910 int mlx5_esw_get_num_spfs(struct mlx5_core_dev *dev);
911 int mlx5_esw_spf_get_host_number(struct mlx5_core_dev *dev, int spf_idx,
912 				 u16 *host_number);
913 u16 mlx5_esw_get_hpf_host_number(struct mlx5_core_dev *dev);
914 u16 mlx5_esw_get_hpf_pf_num(struct mlx5_core_dev *dev);
915 u16 mlx5_esw_sf_controller_to_pfnum(struct mlx5_core_dev *dev, u32 controller);
916 bool mlx5_esw_has_spf_sfs(struct mlx5_core_dev *dev);
917 
918 int mlx5_esw_vport_vhca_id_map(struct mlx5_eswitch *esw,
919 			       struct mlx5_vport *vport);
920 void mlx5_esw_vport_vhca_id_unmap(struct mlx5_eswitch *esw,
921 				  struct mlx5_vport *vport);
922 int mlx5_eswitch_vhca_id_to_vport(struct mlx5_eswitch *esw, u16 vhca_id, u16 *vport_num);
923 bool mlx5_esw_vport_vhca_id(struct mlx5_eswitch *esw, u16 vportn, u16 *vhca_id);
924 u16 mlx5_esw_vhca_id_to_func_type(struct mlx5_core_dev *dev, u16 vhca_id);
925 
926 void mlx5_esw_offloads_rep_remove(struct mlx5_eswitch *esw,
927 				  const struct mlx5_vport *vport);
928 int mlx5_esw_offloads_rep_add(struct mlx5_eswitch *esw,
929 			      const struct mlx5_vport *vport);
930 
931 /**
932  * struct mlx5_esw_event_info - Indicates eswitch mode changed/changing.
933  *
934  * @new_mode: New mode of eswitch.
935  */
936 struct mlx5_esw_event_info {
937 	u16 new_mode;
938 };
939 
940 int mlx5_esw_event_notifier_register(struct mlx5_core_dev *dev,
941 				     struct notifier_block *n);
942 void mlx5_esw_event_notifier_unregister(struct mlx5_core_dev *dev,
943 					struct notifier_block *n);
944 
945 bool mlx5_esw_hold(struct mlx5_core_dev *dev);
946 void mlx5_esw_release(struct mlx5_core_dev *dev);
947 void mlx5_esw_get(struct mlx5_core_dev *dev);
948 void mlx5_esw_put(struct mlx5_core_dev *dev);
949 int mlx5_esw_try_lock(struct mlx5_eswitch *esw);
950 int mlx5_esw_lock(struct mlx5_eswitch *esw);
951 void mlx5_esw_unlock(struct mlx5_eswitch *esw);
952 
953 void esw_vport_change_handle_locked(struct mlx5_vport *vport);
954 
955 bool mlx5_esw_offloads_controller_valid(const struct mlx5_eswitch *esw, u32 controller);
956 
957 int mlx5_eswitch_offloads_vport_lag_add_one(struct mlx5_eswitch *master_esw,
958 					    struct mlx5_eswitch *slave_esw);
959 void mlx5_eswitch_offloads_vport_lag_del_one(struct mlx5_eswitch *master_esw,
960 					     struct mlx5_eswitch *slave_esw);
961 int mlx5_eswitch_offloads_single_fdb_add_one(struct mlx5_eswitch *master_esw,
962 					     struct mlx5_eswitch *slave_esw, int max_slaves);
963 void mlx5_eswitch_offloads_single_fdb_del_one(struct mlx5_eswitch *master_esw,
964 					      struct mlx5_eswitch *slave_esw);
965 int mlx5_eswitch_reload_ib_reps(struct mlx5_eswitch *esw);
966 void mlx5_eswitch_unload_reps(struct mlx5_eswitch *esw);
967 bool mlx5_eswitch_is_peer(struct mlx5_eswitch *esw,
968 			  struct mlx5_eswitch *peer_esw);
969 
970 bool mlx5_eswitch_block_encap(struct mlx5_core_dev *dev, bool from_fdb);
971 void mlx5_eswitch_unblock_encap(struct mlx5_core_dev *dev);
972 
973 int mlx5_eswitch_block_mode(struct mlx5_core_dev *dev);
974 void mlx5_eswitch_unblock_mode(struct mlx5_core_dev *dev);
975 
976 static inline int mlx5_eswitch_num_vfs(struct mlx5_eswitch *esw)
977 {
978 	if (mlx5_esw_allowed(esw))
979 		return esw->esw_funcs.num_vfs;
980 
981 	return 0;
982 }
983 
984 static inline struct mlx5_flow_table *
985 mlx5_eswitch_get_slow_fdb(struct mlx5_eswitch *esw)
986 {
987 	return esw->fdb_table.offloads.slow_fdb;
988 }
989 
990 int mlx5_eswitch_restore_ipsec_rule(struct mlx5_eswitch *esw, struct mlx5_flow_handle *rule,
991 				    struct mlx5_esw_flow_attr *esw_attr, int attr_idx);
992 bool mlx5_eswitch_block_ipsec(struct mlx5_core_dev *dev);
993 void mlx5_eswitch_unblock_ipsec(struct mlx5_core_dev *dev);
994 bool mlx5_esw_ipsec_vf_offload_supported(struct mlx5_core_dev *dev);
995 int mlx5_esw_ipsec_vf_offload_get(struct mlx5_core_dev *dev,
996 				  struct mlx5_vport *vport);
997 int mlx5_esw_ipsec_vf_crypto_offload_supported(struct mlx5_core_dev *dev,
998 					       u16 vport_num);
999 int mlx5_esw_ipsec_vf_crypto_offload_set(struct mlx5_eswitch *esw, struct mlx5_vport *vport,
1000 					 bool enable);
1001 int mlx5_esw_ipsec_vf_packet_offload_set(struct mlx5_eswitch *esw, struct mlx5_vport *vport,
1002 					 bool enable);
1003 int mlx5_esw_ipsec_vf_packet_offload_supported(struct mlx5_core_dev *dev,
1004 					       u16 vport_num);
1005 bool mlx5_esw_host_functions_enabled(const struct mlx5_core_dev *dev);
1006 void mlx5_eswitch_safe_aux_devs_remove(struct mlx5_core_dev *dev);
1007 struct mlx5_flow_group *
1008 mlx5_esw_lag_demux_fg_create(struct mlx5_eswitch *esw,
1009 			     struct mlx5_flow_table *ft);
1010 struct mlx5_flow_handle *
1011 mlx5_esw_lag_demux_rule_create(struct mlx5_eswitch *esw, u16 vport_num,
1012 			       struct mlx5_flow_table *lag_ft);
1013 void mlx5_esw_reps_block(struct mlx5_eswitch *esw);
1014 void mlx5_esw_reps_unblock(struct mlx5_eswitch *esw);
1015 #else  /* CONFIG_MLX5_ESWITCH */
1016 /* eswitch API stubs */
1017 static inline int  mlx5_eswitch_init(struct mlx5_core_dev *dev) { return 0; }
1018 static inline void mlx5_eswitch_cleanup(struct mlx5_eswitch *esw) {}
1019 static inline int mlx5_eswitch_enable(struct mlx5_eswitch *esw, int num_vfs) { return 0; }
1020 static inline void mlx5_eswitch_disable_sriov(struct mlx5_eswitch *esw, bool clear_vf) {}
1021 static inline void mlx5_eswitch_disable(struct mlx5_eswitch *esw) {}
1022 static inline void
1023 mlx5_esw_offloads_devcom_init(struct mlx5_eswitch *esw,
1024 			      const struct mlx5_devcom_match_attr *attr) {}
1025 static inline void mlx5_esw_offloads_devcom_cleanup(struct mlx5_eswitch *esw) {}
1026 static inline bool mlx5_esw_offloads_devcom_is_ready(struct mlx5_eswitch *esw) { return false; }
1027 static inline bool mlx5_eswitch_is_funcs_handler(struct mlx5_core_dev *dev) { return false; }
1028 static inline
1029 int mlx5_eswitch_set_vport_state(struct mlx5_eswitch *esw, u16 vport, int link_state) { return 0; }
1030 static inline const u32 *mlx5_esw_query_functions(struct mlx5_core_dev *dev)
1031 {
1032 	return ERR_PTR(-EOPNOTSUPP);
1033 }
1034 
1035 static inline struct mlx5_esw_pf_info
1036 mlx5_esw_get_host_pf_info(struct mlx5_core_dev *dev, const u32 *out)
1037 {
1038 	return (struct mlx5_esw_pf_info) {};
1039 }
1040 
1041 static inline struct mlx5_flow_handle *
1042 esw_add_restore_rule(struct mlx5_eswitch *esw, u32 tag)
1043 {
1044 	return ERR_PTR(-EOPNOTSUPP);
1045 }
1046 
1047 static inline unsigned int
1048 mlx5_esw_vport_to_devlink_port_index(const struct mlx5_core_dev *dev,
1049 				     u16 vport_num)
1050 {
1051 	return vport_num;
1052 }
1053 
1054 static inline int
1055 mlx5_eswitch_offloads_single_fdb_add_one(struct mlx5_eswitch *master_esw,
1056 					 struct mlx5_eswitch *slave_esw, int max_slaves)
1057 {
1058 	return 0;
1059 }
1060 
1061 static inline void
1062 mlx5_eswitch_offloads_single_fdb_del_one(struct mlx5_eswitch *master_esw,
1063 					 struct mlx5_eswitch *slave_esw) {}
1064 
1065 static inline int
1066 mlx5_eswitch_reload_ib_reps(struct mlx5_eswitch *esw)
1067 {
1068 	return 0;
1069 }
1070 
1071 static inline void
1072 mlx5_eswitch_unload_reps(struct mlx5_eswitch *esw) {}
1073 
1074 static inline bool
1075 mlx5_eswitch_block_encap(struct mlx5_core_dev *dev, bool from_fdb)
1076 {
1077 	return true;
1078 }
1079 
1080 static inline void mlx5_eswitch_unblock_encap(struct mlx5_core_dev *dev)
1081 {
1082 }
1083 
1084 static inline int mlx5_eswitch_block_mode(struct mlx5_core_dev *dev) { return 0; }
1085 static inline void mlx5_eswitch_unblock_mode(struct mlx5_core_dev *dev) {}
1086 static inline bool mlx5_eswitch_block_ipsec(struct mlx5_core_dev *dev)
1087 {
1088 	return false;
1089 }
1090 
1091 static inline void mlx5_eswitch_unblock_ipsec(struct mlx5_core_dev *dev) {}
1092 
1093 static inline bool
1094 mlx5_esw_host_functions_enabled(const struct mlx5_core_dev *dev)
1095 {
1096 	return true;
1097 }
1098 
1099 static inline void mlx5_esw_reps_block(struct mlx5_eswitch *esw) {}
1100 static inline void mlx5_esw_reps_unblock(struct mlx5_eswitch *esw) {}
1101 
1102 static inline bool
1103 mlx5_esw_vport_vhca_id(struct mlx5_eswitch *esw, u16 vportn, u16 *vhca_id)
1104 {
1105 	return false;
1106 }
1107 
1108 static inline u16
1109 mlx5_esw_vhca_id_to_func_type(struct mlx5_core_dev *dev, u16 vhca_id)
1110 {
1111 	return MLX5_FUNC_TYPE_NONE;
1112 }
1113 
1114 static inline void
1115 mlx5_eswitch_safe_aux_devs_remove(struct mlx5_core_dev *dev) {}
1116 static inline struct mlx5_flow_handle *
1117 mlx5_esw_lag_demux_rule_create(struct mlx5_eswitch *esw, u16 vport_num,
1118 			       struct mlx5_flow_table *lag_ft)
1119 {
1120 	return ERR_PTR(-EOPNOTSUPP);
1121 }
1122 
1123 #endif /* CONFIG_MLX5_ESWITCH */
1124 
1125 #endif /* __MLX5_ESWITCH_H__ */
1126