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1/*
2 * include/net/devlink.h - Network physical device Netlink interface
3 * Copyright (c) 2016 Mellanox Technologies. All rights reserved.
4 * Copyright (c) 2016 Jiri Pirko <jiri@mellanox.com>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 */
11#ifndef _NET_DEVLINK_H_
12#define _NET_DEVLINK_H_
13
14#include <linux/device.h>
15#include <linux/slab.h>
16#include <linux/gfp.h>
17#include <linux/list.h>
18#include <linux/netdevice.h>
19#include <net/net_namespace.h>
20#include <uapi/linux/devlink.h>
21
22struct devlink_ops;
23
24struct devlink {
25 struct list_head list;
26 struct list_head port_list;
27 struct list_head sb_list;
28 struct list_head dpipe_table_list;
29 struct list_head resource_list;
30 struct list_head param_list;
31 struct list_head region_list;
32 u32 snapshot_id;
33 struct devlink_dpipe_headers *dpipe_headers;
34 const struct devlink_ops *ops;
35 struct device *dev;
36 possible_net_t _net;
37 struct mutex lock;
38 char priv[0] __aligned(NETDEV_ALIGN);
39};
40
41struct devlink_port_attrs {
42 bool set;
43 enum devlink_port_flavour flavour;
44 u32 port_number; /* same value as "split group" */
45 bool split;
46 u32 split_subport_number;
47};
48
49struct devlink_port {
50 struct list_head list;
51 struct devlink *devlink;
52 unsigned index;
53 bool registered;
54 enum devlink_port_type type;
55 enum devlink_port_type desired_type;
56 void *type_dev;
57 struct devlink_port_attrs attrs;
58};
59
60struct devlink_sb_pool_info {
61 enum devlink_sb_pool_type pool_type;
62 u32 size;
63 enum devlink_sb_threshold_type threshold_type;
64};
65
66/**
67 * struct devlink_dpipe_field - dpipe field object
68 * @name: field name
69 * @id: index inside the headers field array
70 * @bitwidth: bitwidth
71 * @mapping_type: mapping type
72 */
73struct devlink_dpipe_field {
74 const char *name;
75 unsigned int id;
76 unsigned int bitwidth;
77 enum devlink_dpipe_field_mapping_type mapping_type;
78};
79
80/**
81 * struct devlink_dpipe_header - dpipe header object
82 * @name: header name
83 * @id: index, global/local detrmined by global bit
84 * @fields: fields
85 * @fields_count: number of fields
86 * @global: indicates if header is shared like most protocol header
87 * or driver specific
88 */
89struct devlink_dpipe_header {
90 const char *name;
91 unsigned int id;
92 struct devlink_dpipe_field *fields;
93 unsigned int fields_count;
94 bool global;
95};
96
97/**
98 * struct devlink_dpipe_match - represents match operation
99 * @type: type of match
100 * @header_index: header index (packets can have several headers of same
101 * type like in case of tunnels)
102 * @header: header
103 * @fieled_id: field index
104 */
105struct devlink_dpipe_match {
106 enum devlink_dpipe_match_type type;
107 unsigned int header_index;
108 struct devlink_dpipe_header *header;
109 unsigned int field_id;
110};
111
112/**
113 * struct devlink_dpipe_action - represents action operation
114 * @type: type of action
115 * @header_index: header index (packets can have several headers of same
116 * type like in case of tunnels)
117 * @header: header
118 * @fieled_id: field index
119 */
120struct devlink_dpipe_action {
121 enum devlink_dpipe_action_type type;
122 unsigned int header_index;
123 struct devlink_dpipe_header *header;
124 unsigned int field_id;
125};
126
127/**
128 * struct devlink_dpipe_value - represents value of match/action
129 * @action: action
130 * @match: match
131 * @mapping_value: in case the field has some mapping this value
132 * specified the mapping value
133 * @mapping_valid: specify if mapping value is valid
134 * @value_size: value size
135 * @value: value
136 * @mask: bit mask
137 */
138struct devlink_dpipe_value {
139 union {
140 struct devlink_dpipe_action *action;
141 struct devlink_dpipe_match *match;
142 };
143 unsigned int mapping_value;
144 bool mapping_valid;
145 unsigned int value_size;
146 void *value;
147 void *mask;
148};
149
150/**
151 * struct devlink_dpipe_entry - table entry object
152 * @index: index of the entry in the table
153 * @match_values: match values
154 * @matche_values_count: count of matches tuples
155 * @action_values: actions values
156 * @action_values_count: count of actions values
157 * @counter: value of counter
158 * @counter_valid: Specify if value is valid from hardware
159 */
160struct devlink_dpipe_entry {
161 u64 index;
162 struct devlink_dpipe_value *match_values;
163 unsigned int match_values_count;
164 struct devlink_dpipe_value *action_values;
165 unsigned int action_values_count;
166 u64 counter;
167 bool counter_valid;
168};
169
170/**
171 * struct devlink_dpipe_dump_ctx - context provided to driver in order
172 * to dump
173 * @info: info
174 * @cmd: devlink command
175 * @skb: skb
176 * @nest: top attribute
177 * @hdr: hdr
178 */
179struct devlink_dpipe_dump_ctx {
180 struct genl_info *info;
181 enum devlink_command cmd;
182 struct sk_buff *skb;
183 struct nlattr *nest;
184 void *hdr;
185};
186
187struct devlink_dpipe_table_ops;
188
189/**
190 * struct devlink_dpipe_table - table object
191 * @priv: private
192 * @name: table name
193 * @counters_enabled: indicates if counters are active
194 * @counter_control_extern: indicates if counter control is in dpipe or
195 * external tool
196 * @resource_valid: Indicate that the resource id is valid
197 * @resource_id: relative resource this table is related to
198 * @resource_units: number of resource's unit consumed per table's entry
199 * @table_ops: table operations
200 * @rcu: rcu
201 */
202struct devlink_dpipe_table {
203 void *priv;
204 struct list_head list;
205 const char *name;
206 bool counters_enabled;
207 bool counter_control_extern;
208 bool resource_valid;
209 u64 resource_id;
210 u64 resource_units;
211 struct devlink_dpipe_table_ops *table_ops;
212 struct rcu_head rcu;
213};
214
215/**
216 * struct devlink_dpipe_table_ops - dpipe_table ops
217 * @actions_dump - dumps all tables actions
218 * @matches_dump - dumps all tables matches
219 * @entries_dump - dumps all active entries in the table
220 * @counters_set_update - when changing the counter status hardware sync
221 * maybe needed to allocate/free counter related
222 * resources
223 * @size_get - get size
224 */
225struct devlink_dpipe_table_ops {
226 int (*actions_dump)(void *priv, struct sk_buff *skb);
227 int (*matches_dump)(void *priv, struct sk_buff *skb);
228 int (*entries_dump)(void *priv, bool counters_enabled,
229 struct devlink_dpipe_dump_ctx *dump_ctx);
230 int (*counters_set_update)(void *priv, bool enable);
231 u64 (*size_get)(void *priv);
232};
233
234/**
235 * struct devlink_dpipe_headers - dpipe headers
236 * @headers - header array can be shared (global bit) or driver specific
237 * @headers_count - count of headers
238 */
239struct devlink_dpipe_headers {
240 struct devlink_dpipe_header **headers;
241 unsigned int headers_count;
242};
243
244/**
245 * struct devlink_resource_size_params - resource's size parameters
246 * @size_min: minimum size which can be set
247 * @size_max: maximum size which can be set
248 * @size_granularity: size granularity
249 * @size_unit: resource's basic unit
250 */
251struct devlink_resource_size_params {
252 u64 size_min;
253 u64 size_max;
254 u64 size_granularity;
255 enum devlink_resource_unit unit;
256};
257
258static inline void
259devlink_resource_size_params_init(struct devlink_resource_size_params *size_params,
260 u64 size_min, u64 size_max,
261 u64 size_granularity,
262 enum devlink_resource_unit unit)
263{
264 size_params->size_min = size_min;
265 size_params->size_max = size_max;
266 size_params->size_granularity = size_granularity;
267 size_params->unit = unit;
268}
269
270typedef u64 devlink_resource_occ_get_t(void *priv);
271
272/**
273 * struct devlink_resource - devlink resource
274 * @name: name of the resource
275 * @id: id, per devlink instance
276 * @size: size of the resource
277 * @size_new: updated size of the resource, reload is needed
278 * @size_valid: valid in case the total size of the resource is valid
279 * including its children
280 * @parent: parent resource
281 * @size_params: size parameters
282 * @list: parent list
283 * @resource_list: list of child resources
284 */
285struct devlink_resource {
286 const char *name;
287 u64 id;
288 u64 size;
289 u64 size_new;
290 bool size_valid;
291 struct devlink_resource *parent;
292 struct devlink_resource_size_params size_params;
293 struct list_head list;
294 struct list_head resource_list;
295 devlink_resource_occ_get_t *occ_get;
296 void *occ_get_priv;
297};
298
299#define DEVLINK_RESOURCE_ID_PARENT_TOP 0
300
301#define __DEVLINK_PARAM_MAX_STRING_VALUE 32
302enum devlink_param_type {
303 DEVLINK_PARAM_TYPE_U8,
304 DEVLINK_PARAM_TYPE_U16,
305 DEVLINK_PARAM_TYPE_U32,
306 DEVLINK_PARAM_TYPE_STRING,
307 DEVLINK_PARAM_TYPE_BOOL,
308};
309
310union devlink_param_value {
311 u8 vu8;
312 u16 vu16;
313 u32 vu32;
314 char vstr[__DEVLINK_PARAM_MAX_STRING_VALUE];
315 bool vbool;
316};
317
318struct devlink_param_gset_ctx {
319 union devlink_param_value val;
320 enum devlink_param_cmode cmode;
321};
322
323/**
324 * struct devlink_param - devlink configuration parameter data
325 * @name: name of the parameter
326 * @generic: indicates if the parameter is generic or driver specific
327 * @type: parameter type
328 * @supported_cmodes: bitmap of supported configuration modes
329 * @get: get parameter value, used for runtime and permanent
330 * configuration modes
331 * @set: set parameter value, used for runtime and permanent
332 * configuration modes
333 * @validate: validate input value is applicable (within value range, etc.)
334 *
335 * This struct should be used by the driver to fill the data for
336 * a parameter it registers.
337 */
338struct devlink_param {
339 u32 id;
340 const char *name;
341 bool generic;
342 enum devlink_param_type type;
343 unsigned long supported_cmodes;
344 int (*get)(struct devlink *devlink, u32 id,
345 struct devlink_param_gset_ctx *ctx);
346 int (*set)(struct devlink *devlink, u32 id,
347 struct devlink_param_gset_ctx *ctx);
348 int (*validate)(struct devlink *devlink, u32 id,
349 union devlink_param_value val,
350 struct netlink_ext_ack *extack);
351};
352
353struct devlink_param_item {
354 struct list_head list;
355 const struct devlink_param *param;
356 union devlink_param_value driverinit_value;
357 bool driverinit_value_valid;
358};
359
360enum devlink_param_generic_id {
361 DEVLINK_PARAM_GENERIC_ID_INT_ERR_RESET,
362 DEVLINK_PARAM_GENERIC_ID_MAX_MACS,
363 DEVLINK_PARAM_GENERIC_ID_ENABLE_SRIOV,
364 DEVLINK_PARAM_GENERIC_ID_REGION_SNAPSHOT,
365 DEVLINK_PARAM_GENERIC_ID_IGNORE_ARI,
366 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MAX,
367 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MIN,
368
369 /* add new param generic ids above here*/
370 __DEVLINK_PARAM_GENERIC_ID_MAX,
371 DEVLINK_PARAM_GENERIC_ID_MAX = __DEVLINK_PARAM_GENERIC_ID_MAX - 1,
372};
373
374#define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_NAME "internal_error_reset"
375#define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL
376
377#define DEVLINK_PARAM_GENERIC_MAX_MACS_NAME "max_macs"
378#define DEVLINK_PARAM_GENERIC_MAX_MACS_TYPE DEVLINK_PARAM_TYPE_U32
379
380#define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_NAME "enable_sriov"
381#define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_TYPE DEVLINK_PARAM_TYPE_BOOL
382
383#define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_NAME "region_snapshot_enable"
384#define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_TYPE DEVLINK_PARAM_TYPE_BOOL
385
386#define DEVLINK_PARAM_GENERIC_IGNORE_ARI_NAME "ignore_ari"
387#define DEVLINK_PARAM_GENERIC_IGNORE_ARI_TYPE DEVLINK_PARAM_TYPE_BOOL
388
389#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_NAME "msix_vec_per_pf_max"
390#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_TYPE DEVLINK_PARAM_TYPE_U32
391
392#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_NAME "msix_vec_per_pf_min"
393#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_TYPE DEVLINK_PARAM_TYPE_U32
394
395#define DEVLINK_PARAM_GENERIC(_id, _cmodes, _get, _set, _validate) \
396{ \
397 .id = DEVLINK_PARAM_GENERIC_ID_##_id, \
398 .name = DEVLINK_PARAM_GENERIC_##_id##_NAME, \
399 .type = DEVLINK_PARAM_GENERIC_##_id##_TYPE, \
400 .generic = true, \
401 .supported_cmodes = _cmodes, \
402 .get = _get, \
403 .set = _set, \
404 .validate = _validate, \
405}
406
407#define DEVLINK_PARAM_DRIVER(_id, _name, _type, _cmodes, _get, _set, _validate) \
408{ \
409 .id = _id, \
410 .name = _name, \
411 .type = _type, \
412 .supported_cmodes = _cmodes, \
413 .get = _get, \
414 .set = _set, \
415 .validate = _validate, \
416}
417
418struct devlink_region;
419
420typedef void devlink_snapshot_data_dest_t(const void *data);
421
422struct devlink_ops {
423 int (*reload)(struct devlink *devlink, struct netlink_ext_ack *extack);
424 int (*port_type_set)(struct devlink_port *devlink_port,
425 enum devlink_port_type port_type);
426 int (*port_split)(struct devlink *devlink, unsigned int port_index,
427 unsigned int count, struct netlink_ext_ack *extack);
428 int (*port_unsplit)(struct devlink *devlink, unsigned int port_index,
429 struct netlink_ext_ack *extack);
430 int (*sb_pool_get)(struct devlink *devlink, unsigned int sb_index,
431 u16 pool_index,
432 struct devlink_sb_pool_info *pool_info);
433 int (*sb_pool_set)(struct devlink *devlink, unsigned int sb_index,
434 u16 pool_index, u32 size,
435 enum devlink_sb_threshold_type threshold_type);
436 int (*sb_port_pool_get)(struct devlink_port *devlink_port,
437 unsigned int sb_index, u16 pool_index,
438 u32 *p_threshold);
439 int (*sb_port_pool_set)(struct devlink_port *devlink_port,
440 unsigned int sb_index, u16 pool_index,
441 u32 threshold);
442 int (*sb_tc_pool_bind_get)(struct devlink_port *devlink_port,
443 unsigned int sb_index,
444 u16 tc_index,
445 enum devlink_sb_pool_type pool_type,
446 u16 *p_pool_index, u32 *p_threshold);
447 int (*sb_tc_pool_bind_set)(struct devlink_port *devlink_port,
448 unsigned int sb_index,
449 u16 tc_index,
450 enum devlink_sb_pool_type pool_type,
451 u16 pool_index, u32 threshold);
452 int (*sb_occ_snapshot)(struct devlink *devlink,
453 unsigned int sb_index);
454 int (*sb_occ_max_clear)(struct devlink *devlink,
455 unsigned int sb_index);
456 int (*sb_occ_port_pool_get)(struct devlink_port *devlink_port,
457 unsigned int sb_index, u16 pool_index,
458 u32 *p_cur, u32 *p_max);
459 int (*sb_occ_tc_port_bind_get)(struct devlink_port *devlink_port,
460 unsigned int sb_index,
461 u16 tc_index,
462 enum devlink_sb_pool_type pool_type,
463 u32 *p_cur, u32 *p_max);
464
465 int (*eswitch_mode_get)(struct devlink *devlink, u16 *p_mode);
466 int (*eswitch_mode_set)(struct devlink *devlink, u16 mode,
467 struct netlink_ext_ack *extack);
468 int (*eswitch_inline_mode_get)(struct devlink *devlink, u8 *p_inline_mode);
469 int (*eswitch_inline_mode_set)(struct devlink *devlink, u8 inline_mode,
470 struct netlink_ext_ack *extack);
471 int (*eswitch_encap_mode_get)(struct devlink *devlink, u8 *p_encap_mode);
472 int (*eswitch_encap_mode_set)(struct devlink *devlink, u8 encap_mode,
473 struct netlink_ext_ack *extack);
474};
475
476static inline void *devlink_priv(struct devlink *devlink)
477{
478 BUG_ON(!devlink);
479 return &devlink->priv;
480}
481
482static inline struct devlink *priv_to_devlink(void *priv)
483{
484 BUG_ON(!priv);
485 return container_of(priv, struct devlink, priv);
486}
487
488struct ib_device;
489
490#if IS_ENABLED(CONFIG_NET_DEVLINK)
491
492struct devlink *devlink_alloc(const struct devlink_ops *ops, size_t priv_size);
493int devlink_register(struct devlink *devlink, struct device *dev);
494void devlink_unregister(struct devlink *devlink);
495void devlink_free(struct devlink *devlink);
496int devlink_port_register(struct devlink *devlink,
497 struct devlink_port *devlink_port,
498 unsigned int port_index);
499void devlink_port_unregister(struct devlink_port *devlink_port);
500void devlink_port_type_eth_set(struct devlink_port *devlink_port,
501 struct net_device *netdev);
502void devlink_port_type_ib_set(struct devlink_port *devlink_port,
503 struct ib_device *ibdev);
504void devlink_port_type_clear(struct devlink_port *devlink_port);
505void devlink_port_attrs_set(struct devlink_port *devlink_port,
506 enum devlink_port_flavour flavour,
507 u32 port_number, bool split,
508 u32 split_subport_number);
509int devlink_port_get_phys_port_name(struct devlink_port *devlink_port,
510 char *name, size_t len);
511int devlink_sb_register(struct devlink *devlink, unsigned int sb_index,
512 u32 size, u16 ingress_pools_count,
513 u16 egress_pools_count, u16 ingress_tc_count,
514 u16 egress_tc_count);
515void devlink_sb_unregister(struct devlink *devlink, unsigned int sb_index);
516int devlink_dpipe_table_register(struct devlink *devlink,
517 const char *table_name,
518 struct devlink_dpipe_table_ops *table_ops,
519 void *priv, bool counter_control_extern);
520void devlink_dpipe_table_unregister(struct devlink *devlink,
521 const char *table_name);
522int devlink_dpipe_headers_register(struct devlink *devlink,
523 struct devlink_dpipe_headers *dpipe_headers);
524void devlink_dpipe_headers_unregister(struct devlink *devlink);
525bool devlink_dpipe_table_counter_enabled(struct devlink *devlink,
526 const char *table_name);
527int devlink_dpipe_entry_ctx_prepare(struct devlink_dpipe_dump_ctx *dump_ctx);
528int devlink_dpipe_entry_ctx_append(struct devlink_dpipe_dump_ctx *dump_ctx,
529 struct devlink_dpipe_entry *entry);
530int devlink_dpipe_entry_ctx_close(struct devlink_dpipe_dump_ctx *dump_ctx);
531void devlink_dpipe_entry_clear(struct devlink_dpipe_entry *entry);
532int devlink_dpipe_action_put(struct sk_buff *skb,
533 struct devlink_dpipe_action *action);
534int devlink_dpipe_match_put(struct sk_buff *skb,
535 struct devlink_dpipe_match *match);
536extern struct devlink_dpipe_header devlink_dpipe_header_ethernet;
537extern struct devlink_dpipe_header devlink_dpipe_header_ipv4;
538extern struct devlink_dpipe_header devlink_dpipe_header_ipv6;
539
540int devlink_resource_register(struct devlink *devlink,
541 const char *resource_name,
542 u64 resource_size,
543 u64 resource_id,
544 u64 parent_resource_id,
545 const struct devlink_resource_size_params *size_params);
546void devlink_resources_unregister(struct devlink *devlink,
547 struct devlink_resource *resource);
548int devlink_resource_size_get(struct devlink *devlink,
549 u64 resource_id,
550 u64 *p_resource_size);
551int devlink_dpipe_table_resource_set(struct devlink *devlink,
552 const char *table_name, u64 resource_id,
553 u64 resource_units);
554void devlink_resource_occ_get_register(struct devlink *devlink,
555 u64 resource_id,
556 devlink_resource_occ_get_t *occ_get,
557 void *occ_get_priv);
558void devlink_resource_occ_get_unregister(struct devlink *devlink,
559 u64 resource_id);
560int devlink_params_register(struct devlink *devlink,
561 const struct devlink_param *params,
562 size_t params_count);
563void devlink_params_unregister(struct devlink *devlink,
564 const struct devlink_param *params,
565 size_t params_count);
566int devlink_param_driverinit_value_get(struct devlink *devlink, u32 param_id,
567 union devlink_param_value *init_val);
568int devlink_param_driverinit_value_set(struct devlink *devlink, u32 param_id,
569 union devlink_param_value init_val);
570void devlink_param_value_changed(struct devlink *devlink, u32 param_id);
571void devlink_param_value_str_fill(union devlink_param_value *dst_val,
572 const char *src);
573struct devlink_region *devlink_region_create(struct devlink *devlink,
574 const char *region_name,
575 u32 region_max_snapshots,
576 u64 region_size);
577void devlink_region_destroy(struct devlink_region *region);
578u32 devlink_region_shapshot_id_get(struct devlink *devlink);
579int devlink_region_snapshot_create(struct devlink_region *region, u64 data_len,
580 u8 *data, u32 snapshot_id,
581 devlink_snapshot_data_dest_t *data_destructor);
582
583#else
584
585static inline struct devlink *devlink_alloc(const struct devlink_ops *ops,
586 size_t priv_size)
587{
588 return kzalloc(sizeof(struct devlink) + priv_size, GFP_KERNEL);
589}
590
591static inline int devlink_register(struct devlink *devlink, struct device *dev)
592{
593 return 0;
594}
595
596static inline void devlink_unregister(struct devlink *devlink)
597{
598}
599
600static inline void devlink_free(struct devlink *devlink)
601{
602 kfree(devlink);
603}
604
605static inline int devlink_port_register(struct devlink *devlink,
606 struct devlink_port *devlink_port,
607 unsigned int port_index)
608{
609 return 0;
610}
611
612static inline void devlink_port_unregister(struct devlink_port *devlink_port)
613{
614}
615
616static inline void devlink_port_type_eth_set(struct devlink_port *devlink_port,
617 struct net_device *netdev)
618{
619}
620
621static inline void devlink_port_type_ib_set(struct devlink_port *devlink_port,
622 struct ib_device *ibdev)
623{
624}
625
626static inline void devlink_port_type_clear(struct devlink_port *devlink_port)
627{
628}
629
630static inline void devlink_port_attrs_set(struct devlink_port *devlink_port,
631 enum devlink_port_flavour flavour,
632 u32 port_number, bool split,
633 u32 split_subport_number)
634{
635}
636
637static inline int
638devlink_port_get_phys_port_name(struct devlink_port *devlink_port,
639 char *name, size_t len)
640{
641 return -EOPNOTSUPP;
642}
643
644static inline int devlink_sb_register(struct devlink *devlink,
645 unsigned int sb_index, u32 size,
646 u16 ingress_pools_count,
647 u16 egress_pools_count,
648 u16 ingress_tc_count,
649 u16 egress_tc_count)
650{
651 return 0;
652}
653
654static inline void devlink_sb_unregister(struct devlink *devlink,
655 unsigned int sb_index)
656{
657}
658
659static inline int
660devlink_dpipe_table_register(struct devlink *devlink,
661 const char *table_name,
662 struct devlink_dpipe_table_ops *table_ops,
663 void *priv, bool counter_control_extern)
664{
665 return 0;
666}
667
668static inline void devlink_dpipe_table_unregister(struct devlink *devlink,
669 const char *table_name)
670{
671}
672
673static inline int devlink_dpipe_headers_register(struct devlink *devlink,
674 struct devlink_dpipe_headers *
675 dpipe_headers)
676{
677 return 0;
678}
679
680static inline void devlink_dpipe_headers_unregister(struct devlink *devlink)
681{
682}
683
684static inline bool devlink_dpipe_table_counter_enabled(struct devlink *devlink,
685 const char *table_name)
686{
687 return false;
688}
689
690static inline int
691devlink_dpipe_entry_ctx_prepare(struct devlink_dpipe_dump_ctx *dump_ctx)
692{
693 return 0;
694}
695
696static inline int
697devlink_dpipe_entry_ctx_append(struct devlink_dpipe_dump_ctx *dump_ctx,
698 struct devlink_dpipe_entry *entry)
699{
700 return 0;
701}
702
703static inline int
704devlink_dpipe_entry_ctx_close(struct devlink_dpipe_dump_ctx *dump_ctx)
705{
706 return 0;
707}
708
709static inline void
710devlink_dpipe_entry_clear(struct devlink_dpipe_entry *entry)
711{
712}
713
714static inline int
715devlink_dpipe_action_put(struct sk_buff *skb,
716 struct devlink_dpipe_action *action)
717{
718 return 0;
719}
720
721static inline int
722devlink_dpipe_match_put(struct sk_buff *skb,
723 struct devlink_dpipe_match *match)
724{
725 return 0;
726}
727
728static inline int
729devlink_resource_register(struct devlink *devlink,
730 const char *resource_name,
731 u64 resource_size,
732 u64 resource_id,
733 u64 parent_resource_id,
734 const struct devlink_resource_size_params *size_params)
735{
736 return 0;
737}
738
739static inline void
740devlink_resources_unregister(struct devlink *devlink,
741 struct devlink_resource *resource)
742{
743}
744
745static inline int
746devlink_resource_size_get(struct devlink *devlink, u64 resource_id,
747 u64 *p_resource_size)
748{
749 return -EOPNOTSUPP;
750}
751
752static inline int
753devlink_dpipe_table_resource_set(struct devlink *devlink,
754 const char *table_name, u64 resource_id,
755 u64 resource_units)
756{
757 return -EOPNOTSUPP;
758}
759
760static inline void
761devlink_resource_occ_get_register(struct devlink *devlink,
762 u64 resource_id,
763 devlink_resource_occ_get_t *occ_get,
764 void *occ_get_priv)
765{
766}
767
768static inline void
769devlink_resource_occ_get_unregister(struct devlink *devlink,
770 u64 resource_id)
771{
772}
773
774static inline int
775devlink_params_register(struct devlink *devlink,
776 const struct devlink_param *params,
777 size_t params_count)
778{
779 return 0;
780}
781
782static inline void
783devlink_params_unregister(struct devlink *devlink,
784 const struct devlink_param *params,
785 size_t params_count)
786{
787
788}
789
790static inline int
791devlink_param_driverinit_value_get(struct devlink *devlink, u32 param_id,
792 union devlink_param_value *init_val)
793{
794 return -EOPNOTSUPP;
795}
796
797static inline int
798devlink_param_driverinit_value_set(struct devlink *devlink, u32 param_id,
799 union devlink_param_value init_val)
800{
801 return -EOPNOTSUPP;
802}
803
804static inline void
805devlink_param_value_changed(struct devlink *devlink, u32 param_id)
806{
807}
808
809static inline void
810devlink_param_value_str_fill(union devlink_param_value *dst_val,
811 const char *src)
812{
813}
814
815static inline struct devlink_region *
816devlink_region_create(struct devlink *devlink,
817 const char *region_name,
818 u32 region_max_snapshots,
819 u64 region_size)
820{
821 return NULL;
822}
823
824static inline void
825devlink_region_destroy(struct devlink_region *region)
826{
827}
828
829static inline u32
830devlink_region_shapshot_id_get(struct devlink *devlink)
831{
832 return 0;
833}
834
835static inline int
836devlink_region_snapshot_create(struct devlink_region *region, u64 data_len,
837 u8 *data, u32 snapshot_id,
838 devlink_snapshot_data_dest_t *data_destructor)
839{
840 return 0;
841}
842
843#endif
844
845#endif /* _NET_DEVLINK_H_ */