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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
366 /* add new param generic ids above here*/
367 __DEVLINK_PARAM_GENERIC_ID_MAX,
368 DEVLINK_PARAM_GENERIC_ID_MAX = __DEVLINK_PARAM_GENERIC_ID_MAX - 1,
369};
370
371#define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_NAME "internal_error_reset"
372#define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL
373
374#define DEVLINK_PARAM_GENERIC_MAX_MACS_NAME "max_macs"
375#define DEVLINK_PARAM_GENERIC_MAX_MACS_TYPE DEVLINK_PARAM_TYPE_U32
376
377#define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_NAME "enable_sriov"
378#define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_TYPE DEVLINK_PARAM_TYPE_BOOL
379
380#define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_NAME "region_snapshot_enable"
381#define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_TYPE DEVLINK_PARAM_TYPE_BOOL
382
383#define DEVLINK_PARAM_GENERIC(_id, _cmodes, _get, _set, _validate) \
384{ \
385 .id = DEVLINK_PARAM_GENERIC_ID_##_id, \
386 .name = DEVLINK_PARAM_GENERIC_##_id##_NAME, \
387 .type = DEVLINK_PARAM_GENERIC_##_id##_TYPE, \
388 .generic = true, \
389 .supported_cmodes = _cmodes, \
390 .get = _get, \
391 .set = _set, \
392 .validate = _validate, \
393}
394
395#define DEVLINK_PARAM_DRIVER(_id, _name, _type, _cmodes, _get, _set, _validate) \
396{ \
397 .id = _id, \
398 .name = _name, \
399 .type = _type, \
400 .supported_cmodes = _cmodes, \
401 .get = _get, \
402 .set = _set, \
403 .validate = _validate, \
404}
405
406struct devlink_region;
407
408typedef void devlink_snapshot_data_dest_t(const void *data);
409
410struct devlink_ops {
411 int (*reload)(struct devlink *devlink, struct netlink_ext_ack *extack);
412 int (*port_type_set)(struct devlink_port *devlink_port,
413 enum devlink_port_type port_type);
414 int (*port_split)(struct devlink *devlink, unsigned int port_index,
415 unsigned int count, struct netlink_ext_ack *extack);
416 int (*port_unsplit)(struct devlink *devlink, unsigned int port_index,
417 struct netlink_ext_ack *extack);
418 int (*sb_pool_get)(struct devlink *devlink, unsigned int sb_index,
419 u16 pool_index,
420 struct devlink_sb_pool_info *pool_info);
421 int (*sb_pool_set)(struct devlink *devlink, unsigned int sb_index,
422 u16 pool_index, u32 size,
423 enum devlink_sb_threshold_type threshold_type);
424 int (*sb_port_pool_get)(struct devlink_port *devlink_port,
425 unsigned int sb_index, u16 pool_index,
426 u32 *p_threshold);
427 int (*sb_port_pool_set)(struct devlink_port *devlink_port,
428 unsigned int sb_index, u16 pool_index,
429 u32 threshold);
430 int (*sb_tc_pool_bind_get)(struct devlink_port *devlink_port,
431 unsigned int sb_index,
432 u16 tc_index,
433 enum devlink_sb_pool_type pool_type,
434 u16 *p_pool_index, u32 *p_threshold);
435 int (*sb_tc_pool_bind_set)(struct devlink_port *devlink_port,
436 unsigned int sb_index,
437 u16 tc_index,
438 enum devlink_sb_pool_type pool_type,
439 u16 pool_index, u32 threshold);
440 int (*sb_occ_snapshot)(struct devlink *devlink,
441 unsigned int sb_index);
442 int (*sb_occ_max_clear)(struct devlink *devlink,
443 unsigned int sb_index);
444 int (*sb_occ_port_pool_get)(struct devlink_port *devlink_port,
445 unsigned int sb_index, u16 pool_index,
446 u32 *p_cur, u32 *p_max);
447 int (*sb_occ_tc_port_bind_get)(struct devlink_port *devlink_port,
448 unsigned int sb_index,
449 u16 tc_index,
450 enum devlink_sb_pool_type pool_type,
451 u32 *p_cur, u32 *p_max);
452
453 int (*eswitch_mode_get)(struct devlink *devlink, u16 *p_mode);
454 int (*eswitch_mode_set)(struct devlink *devlink, u16 mode);
455 int (*eswitch_inline_mode_get)(struct devlink *devlink, u8 *p_inline_mode);
456 int (*eswitch_inline_mode_set)(struct devlink *devlink, u8 inline_mode);
457 int (*eswitch_encap_mode_get)(struct devlink *devlink, u8 *p_encap_mode);
458 int (*eswitch_encap_mode_set)(struct devlink *devlink, u8 encap_mode);
459};
460
461static inline void *devlink_priv(struct devlink *devlink)
462{
463 BUG_ON(!devlink);
464 return &devlink->priv;
465}
466
467static inline struct devlink *priv_to_devlink(void *priv)
468{
469 BUG_ON(!priv);
470 return container_of(priv, struct devlink, priv);
471}
472
473struct ib_device;
474
475#if IS_ENABLED(CONFIG_NET_DEVLINK)
476
477struct devlink *devlink_alloc(const struct devlink_ops *ops, size_t priv_size);
478int devlink_register(struct devlink *devlink, struct device *dev);
479void devlink_unregister(struct devlink *devlink);
480void devlink_free(struct devlink *devlink);
481int devlink_port_register(struct devlink *devlink,
482 struct devlink_port *devlink_port,
483 unsigned int port_index);
484void devlink_port_unregister(struct devlink_port *devlink_port);
485void devlink_port_type_eth_set(struct devlink_port *devlink_port,
486 struct net_device *netdev);
487void devlink_port_type_ib_set(struct devlink_port *devlink_port,
488 struct ib_device *ibdev);
489void devlink_port_type_clear(struct devlink_port *devlink_port);
490void devlink_port_attrs_set(struct devlink_port *devlink_port,
491 enum devlink_port_flavour flavour,
492 u32 port_number, bool split,
493 u32 split_subport_number);
494int devlink_port_get_phys_port_name(struct devlink_port *devlink_port,
495 char *name, size_t len);
496int devlink_sb_register(struct devlink *devlink, unsigned int sb_index,
497 u32 size, u16 ingress_pools_count,
498 u16 egress_pools_count, u16 ingress_tc_count,
499 u16 egress_tc_count);
500void devlink_sb_unregister(struct devlink *devlink, unsigned int sb_index);
501int devlink_dpipe_table_register(struct devlink *devlink,
502 const char *table_name,
503 struct devlink_dpipe_table_ops *table_ops,
504 void *priv, bool counter_control_extern);
505void devlink_dpipe_table_unregister(struct devlink *devlink,
506 const char *table_name);
507int devlink_dpipe_headers_register(struct devlink *devlink,
508 struct devlink_dpipe_headers *dpipe_headers);
509void devlink_dpipe_headers_unregister(struct devlink *devlink);
510bool devlink_dpipe_table_counter_enabled(struct devlink *devlink,
511 const char *table_name);
512int devlink_dpipe_entry_ctx_prepare(struct devlink_dpipe_dump_ctx *dump_ctx);
513int devlink_dpipe_entry_ctx_append(struct devlink_dpipe_dump_ctx *dump_ctx,
514 struct devlink_dpipe_entry *entry);
515int devlink_dpipe_entry_ctx_close(struct devlink_dpipe_dump_ctx *dump_ctx);
516void devlink_dpipe_entry_clear(struct devlink_dpipe_entry *entry);
517int devlink_dpipe_action_put(struct sk_buff *skb,
518 struct devlink_dpipe_action *action);
519int devlink_dpipe_match_put(struct sk_buff *skb,
520 struct devlink_dpipe_match *match);
521extern struct devlink_dpipe_header devlink_dpipe_header_ethernet;
522extern struct devlink_dpipe_header devlink_dpipe_header_ipv4;
523extern struct devlink_dpipe_header devlink_dpipe_header_ipv6;
524
525int devlink_resource_register(struct devlink *devlink,
526 const char *resource_name,
527 u64 resource_size,
528 u64 resource_id,
529 u64 parent_resource_id,
530 const struct devlink_resource_size_params *size_params);
531void devlink_resources_unregister(struct devlink *devlink,
532 struct devlink_resource *resource);
533int devlink_resource_size_get(struct devlink *devlink,
534 u64 resource_id,
535 u64 *p_resource_size);
536int devlink_dpipe_table_resource_set(struct devlink *devlink,
537 const char *table_name, u64 resource_id,
538 u64 resource_units);
539void devlink_resource_occ_get_register(struct devlink *devlink,
540 u64 resource_id,
541 devlink_resource_occ_get_t *occ_get,
542 void *occ_get_priv);
543void devlink_resource_occ_get_unregister(struct devlink *devlink,
544 u64 resource_id);
545int devlink_params_register(struct devlink *devlink,
546 const struct devlink_param *params,
547 size_t params_count);
548void devlink_params_unregister(struct devlink *devlink,
549 const struct devlink_param *params,
550 size_t params_count);
551int devlink_param_driverinit_value_get(struct devlink *devlink, u32 param_id,
552 union devlink_param_value *init_val);
553int devlink_param_driverinit_value_set(struct devlink *devlink, u32 param_id,
554 union devlink_param_value init_val);
555void devlink_param_value_changed(struct devlink *devlink, u32 param_id);
556void devlink_param_value_str_fill(union devlink_param_value *dst_val,
557 const char *src);
558struct devlink_region *devlink_region_create(struct devlink *devlink,
559 const char *region_name,
560 u32 region_max_snapshots,
561 u64 region_size);
562void devlink_region_destroy(struct devlink_region *region);
563u32 devlink_region_shapshot_id_get(struct devlink *devlink);
564int devlink_region_snapshot_create(struct devlink_region *region, u64 data_len,
565 u8 *data, u32 snapshot_id,
566 devlink_snapshot_data_dest_t *data_destructor);
567
568#else
569
570static inline struct devlink *devlink_alloc(const struct devlink_ops *ops,
571 size_t priv_size)
572{
573 return kzalloc(sizeof(struct devlink) + priv_size, GFP_KERNEL);
574}
575
576static inline int devlink_register(struct devlink *devlink, struct device *dev)
577{
578 return 0;
579}
580
581static inline void devlink_unregister(struct devlink *devlink)
582{
583}
584
585static inline void devlink_free(struct devlink *devlink)
586{
587 kfree(devlink);
588}
589
590static inline int devlink_port_register(struct devlink *devlink,
591 struct devlink_port *devlink_port,
592 unsigned int port_index)
593{
594 return 0;
595}
596
597static inline void devlink_port_unregister(struct devlink_port *devlink_port)
598{
599}
600
601static inline void devlink_port_type_eth_set(struct devlink_port *devlink_port,
602 struct net_device *netdev)
603{
604}
605
606static inline void devlink_port_type_ib_set(struct devlink_port *devlink_port,
607 struct ib_device *ibdev)
608{
609}
610
611static inline void devlink_port_type_clear(struct devlink_port *devlink_port)
612{
613}
614
615static inline void devlink_port_attrs_set(struct devlink_port *devlink_port,
616 enum devlink_port_flavour flavour,
617 u32 port_number, bool split,
618 u32 split_subport_number)
619{
620}
621
622static inline int
623devlink_port_get_phys_port_name(struct devlink_port *devlink_port,
624 char *name, size_t len)
625{
626 return -EOPNOTSUPP;
627}
628
629static inline int devlink_sb_register(struct devlink *devlink,
630 unsigned int sb_index, u32 size,
631 u16 ingress_pools_count,
632 u16 egress_pools_count,
633 u16 ingress_tc_count,
634 u16 egress_tc_count)
635{
636 return 0;
637}
638
639static inline void devlink_sb_unregister(struct devlink *devlink,
640 unsigned int sb_index)
641{
642}
643
644static inline int
645devlink_dpipe_table_register(struct devlink *devlink,
646 const char *table_name,
647 struct devlink_dpipe_table_ops *table_ops,
648 void *priv, bool counter_control_extern)
649{
650 return 0;
651}
652
653static inline void devlink_dpipe_table_unregister(struct devlink *devlink,
654 const char *table_name)
655{
656}
657
658static inline int devlink_dpipe_headers_register(struct devlink *devlink,
659 struct devlink_dpipe_headers *
660 dpipe_headers)
661{
662 return 0;
663}
664
665static inline void devlink_dpipe_headers_unregister(struct devlink *devlink)
666{
667}
668
669static inline bool devlink_dpipe_table_counter_enabled(struct devlink *devlink,
670 const char *table_name)
671{
672 return false;
673}
674
675static inline int
676devlink_dpipe_entry_ctx_prepare(struct devlink_dpipe_dump_ctx *dump_ctx)
677{
678 return 0;
679}
680
681static inline int
682devlink_dpipe_entry_ctx_append(struct devlink_dpipe_dump_ctx *dump_ctx,
683 struct devlink_dpipe_entry *entry)
684{
685 return 0;
686}
687
688static inline int
689devlink_dpipe_entry_ctx_close(struct devlink_dpipe_dump_ctx *dump_ctx)
690{
691 return 0;
692}
693
694static inline void
695devlink_dpipe_entry_clear(struct devlink_dpipe_entry *entry)
696{
697}
698
699static inline int
700devlink_dpipe_action_put(struct sk_buff *skb,
701 struct devlink_dpipe_action *action)
702{
703 return 0;
704}
705
706static inline int
707devlink_dpipe_match_put(struct sk_buff *skb,
708 struct devlink_dpipe_match *match)
709{
710 return 0;
711}
712
713static inline int
714devlink_resource_register(struct devlink *devlink,
715 const char *resource_name,
716 u64 resource_size,
717 u64 resource_id,
718 u64 parent_resource_id,
719 const struct devlink_resource_size_params *size_params)
720{
721 return 0;
722}
723
724static inline void
725devlink_resources_unregister(struct devlink *devlink,
726 struct devlink_resource *resource)
727{
728}
729
730static inline int
731devlink_resource_size_get(struct devlink *devlink, u64 resource_id,
732 u64 *p_resource_size)
733{
734 return -EOPNOTSUPP;
735}
736
737static inline int
738devlink_dpipe_table_resource_set(struct devlink *devlink,
739 const char *table_name, u64 resource_id,
740 u64 resource_units)
741{
742 return -EOPNOTSUPP;
743}
744
745static inline void
746devlink_resource_occ_get_register(struct devlink *devlink,
747 u64 resource_id,
748 devlink_resource_occ_get_t *occ_get,
749 void *occ_get_priv)
750{
751}
752
753static inline void
754devlink_resource_occ_get_unregister(struct devlink *devlink,
755 u64 resource_id)
756{
757}
758
759static inline int
760devlink_params_register(struct devlink *devlink,
761 const struct devlink_param *params,
762 size_t params_count)
763{
764 return 0;
765}
766
767static inline void
768devlink_params_unregister(struct devlink *devlink,
769 const struct devlink_param *params,
770 size_t params_count)
771{
772
773}
774
775static inline int
776devlink_param_driverinit_value_get(struct devlink *devlink, u32 param_id,
777 union devlink_param_value *init_val)
778{
779 return -EOPNOTSUPP;
780}
781
782static inline int
783devlink_param_driverinit_value_set(struct devlink *devlink, u32 param_id,
784 union devlink_param_value init_val)
785{
786 return -EOPNOTSUPP;
787}
788
789static inline void
790devlink_param_value_changed(struct devlink *devlink, u32 param_id)
791{
792}
793
794static inline void
795devlink_param_value_str_fill(union devlink_param_value *dst_val,
796 const char *src)
797{
798}
799
800static inline struct devlink_region *
801devlink_region_create(struct devlink *devlink,
802 const char *region_name,
803 u32 region_max_snapshots,
804 u64 region_size)
805{
806 return NULL;
807}
808
809static inline void
810devlink_region_destroy(struct devlink_region *region)
811{
812}
813
814static inline u32
815devlink_region_shapshot_id_get(struct devlink *devlink)
816{
817 return 0;
818}
819
820static inline int
821devlink_region_snapshot_create(struct devlink_region *region, u64 data_len,
822 u8 *data, u32 snapshot_id,
823 devlink_snapshot_data_dest_t *data_destructor)
824{
825 return 0;
826}
827
828#endif
829
830#endif /* _NET_DEVLINK_H_ */