projects / linux-block.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
net/mlx5: DR, Add more info in domain dbg dump
[linux-block.git] / drivers / net / ethernet / mellanox / mlx5 / core / steering / dr_dbg.c
CommitLineData
9222f0b2
MS		 1// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
2// Copyright (c) 2021, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
3
4#include <linux/debugfs.h>
5#include <linux/kernel.h>
9222f0b2 6#include <linux/seq_file.h>
cedb6665 7#include <linux/version.h>
9222f0b2
MS		 8#include "dr_types.h"
9
10#define DR_DBG_PTR_TO_ID(p) ((u64)(uintptr_t)(p) & 0xFFFFFFFFULL)
11
12enum dr_dump_rec_type {
13 DR_DUMP_REC_TYPE_DOMAIN = 3000,
14 DR_DUMP_REC_TYPE_DOMAIN_INFO_FLEX_PARSER = 3001,
15 DR_DUMP_REC_TYPE_DOMAIN_INFO_DEV_ATTR = 3002,
16 DR_DUMP_REC_TYPE_DOMAIN_INFO_VPORT = 3003,
17 DR_DUMP_REC_TYPE_DOMAIN_INFO_CAPS = 3004,
18 DR_DUMP_REC_TYPE_DOMAIN_SEND_RING = 3005,
19
20 DR_DUMP_REC_TYPE_TABLE = 3100,
21 DR_DUMP_REC_TYPE_TABLE_RX = 3101,
22 DR_DUMP_REC_TYPE_TABLE_TX = 3102,
23
24 DR_DUMP_REC_TYPE_MATCHER = 3200,
62d26643 25 DR_DUMP_REC_TYPE_MATCHER_MASK_DEPRECATED = 3201,
9222f0b2
MS		 26 DR_DUMP_REC_TYPE_MATCHER_RX = 3202,
27 DR_DUMP_REC_TYPE_MATCHER_TX = 3203,
28 DR_DUMP_REC_TYPE_MATCHER_BUILDER = 3204,
62d26643 29 DR_DUMP_REC_TYPE_MATCHER_MASK = 3205,
9222f0b2
MS		 30
31 DR_DUMP_REC_TYPE_RULE = 3300,
32 DR_DUMP_REC_TYPE_RULE_RX_ENTRY_V0 = 3301,
33 DR_DUMP_REC_TYPE_RULE_TX_ENTRY_V0 = 3302,
34 DR_DUMP_REC_TYPE_RULE_RX_ENTRY_V1 = 3303,
35 DR_DUMP_REC_TYPE_RULE_TX_ENTRY_V1 = 3304,
36
37 DR_DUMP_REC_TYPE_ACTION_ENCAP_L2 = 3400,
38 DR_DUMP_REC_TYPE_ACTION_ENCAP_L3 = 3401,
39 DR_DUMP_REC_TYPE_ACTION_MODIFY_HDR = 3402,
40 DR_DUMP_REC_TYPE_ACTION_DROP = 3403,
41 DR_DUMP_REC_TYPE_ACTION_QP = 3404,
42 DR_DUMP_REC_TYPE_ACTION_FT = 3405,
43 DR_DUMP_REC_TYPE_ACTION_CTR = 3406,
44 DR_DUMP_REC_TYPE_ACTION_TAG = 3407,
45 DR_DUMP_REC_TYPE_ACTION_VPORT = 3408,
46 DR_DUMP_REC_TYPE_ACTION_DECAP_L2 = 3409,
47 DR_DUMP_REC_TYPE_ACTION_DECAP_L3 = 3410,
48 DR_DUMP_REC_TYPE_ACTION_DEVX_TIR = 3411,
49 DR_DUMP_REC_TYPE_ACTION_PUSH_VLAN = 3412,
50 DR_DUMP_REC_TYPE_ACTION_POP_VLAN = 3413,
51 DR_DUMP_REC_TYPE_ACTION_SAMPLER = 3415,
52 DR_DUMP_REC_TYPE_ACTION_INSERT_HDR = 3420,
be6d5dae
YK		 53 DR_DUMP_REC_TYPE_ACTION_REMOVE_HDR = 3421,
54 DR_DUMP_REC_TYPE_ACTION_MATCH_RANGE = 3425,
9222f0b2
MS		 55};
56
57void mlx5dr_dbg_tbl_add(struct mlx5dr_table *tbl)
58{
59 mutex_lock(&tbl->dmn->dump_info.dbg_mutex);
60 list_add_tail(&tbl->dbg_node, &tbl->dmn->dbg_tbl_list);
61 mutex_unlock(&tbl->dmn->dump_info.dbg_mutex);
62}
63
64void mlx5dr_dbg_tbl_del(struct mlx5dr_table *tbl)
65{
66 mutex_lock(&tbl->dmn->dump_info.dbg_mutex);
67 list_del(&tbl->dbg_node);
68 mutex_unlock(&tbl->dmn->dump_info.dbg_mutex);
69}
70
71void mlx5dr_dbg_rule_add(struct mlx5dr_rule *rule)
72{
73 struct mlx5dr_domain *dmn = rule->matcher->tbl->dmn;
74
75 mutex_lock(&dmn->dump_info.dbg_mutex);
76 list_add_tail(&rule->dbg_node, &rule->matcher->dbg_rule_list);
77 mutex_unlock(&dmn->dump_info.dbg_mutex);
78}
79
80void mlx5dr_dbg_rule_del(struct mlx5dr_rule *rule)
81{
82 struct mlx5dr_domain *dmn = rule->matcher->tbl->dmn;
83
84 mutex_lock(&dmn->dump_info.dbg_mutex);
85 list_del(&rule->dbg_node);
86 mutex_unlock(&dmn->dump_info.dbg_mutex);
87}
88
89static u64 dr_dump_icm_to_idx(u64 icm_addr)
90{
91 return (icm_addr >> 6) & 0xffffffff;
92}
93
94#define DR_HEX_SIZE 256
95
96static void
97dr_dump_hex_print(char hex[DR_HEX_SIZE], char *src, u32 size)
98{
99 if (WARN_ON_ONCE(DR_HEX_SIZE < 2 * size + 1))
100 size = DR_HEX_SIZE / 2 - 1; /* truncate */
101
102 bin2hex(hex, src, size);
103 hex[2 * size] = 0; /* NULL-terminate */
104}
105
106static int
107dr_dump_rule_action_mem(struct seq_file *file, const u64 rule_id,
108 struct mlx5dr_rule_action_member *action_mem)
109{
110 struct mlx5dr_action *action = action_mem->action;
111 const u64 action_id = DR_DBG_PTR_TO_ID(action);
be6d5dae
YK		 112 u64 hit_tbl_ptr, miss_tbl_ptr;
113 u32 hit_tbl_id, miss_tbl_id;
9222f0b2
MS		 114
115 switch (action->action_type) {
116 case DR_ACTION_TYP_DROP:
117 seq_printf(file, "%d,0x%llx,0x%llx\n",
118 DR_DUMP_REC_TYPE_ACTION_DROP, action_id, rule_id);
119 break;
120 case DR_ACTION_TYP_FT:
121 if (action->dest_tbl->is_fw_tbl)
62d26643 122 seq_printf(file, "%d,0x%llx,0x%llx,0x%x,0x%x\n",
9222f0b2 123 DR_DUMP_REC_TYPE_ACTION_FT, action_id,
62d26643
YK		 124 rule_id, action->dest_tbl->fw_tbl.id,
125 -1);
9222f0b2 126 else
62d26643 127 seq_printf(file, "%d,0x%llx,0x%llx,0x%x,0x%llx\n",
9222f0b2 128 DR_DUMP_REC_TYPE_ACTION_FT, action_id,
62d26643
YK		 129 rule_id, action->dest_tbl->tbl->table_id,
130 DR_DBG_PTR_TO_ID(action->dest_tbl->tbl));
9222f0b2
MS		 131
132 break;
133 case DR_ACTION_TYP_CTR:
134 seq_printf(file, "%d,0x%llx,0x%llx,0x%x\n",
135 DR_DUMP_REC_TYPE_ACTION_CTR, action_id, rule_id,
136 action->ctr->ctr_id + action->ctr->offset);
137 break;
138 case DR_ACTION_TYP_TAG:
139 seq_printf(file, "%d,0x%llx,0x%llx,0x%x\n",
140 DR_DUMP_REC_TYPE_ACTION_TAG, action_id, rule_id,
141 action->flow_tag->flow_tag);
142 break;
143 case DR_ACTION_TYP_MODIFY_HDR:
a21e52bb
YK		 144 {
145 struct mlx5dr_ptrn_obj *ptrn = action->rewrite->ptrn;
146 struct mlx5dr_arg_obj *arg = action->rewrite->arg;
147 u8 *rewrite_data = action->rewrite->data;
148 bool ptrn_arg;
149 int i;
150
151 ptrn_arg = !action->rewrite->single_action_opt && ptrn && arg;
152
153 seq_printf(file, "%d,0x%llx,0x%llx,0x%x,%d,0x%x,0x%x,0x%x",
9222f0b2 154 DR_DUMP_REC_TYPE_ACTION_MODIFY_HDR, action_id,
a21e52bb
YK		 155 rule_id, action->rewrite->index,
156 action->rewrite->single_action_opt,
07505600 157 ptrn_arg ? action->rewrite->num_of_actions : 0,
a21e52bb
YK		 158 ptrn_arg ? ptrn->index : 0,
159 ptrn_arg ? mlx5dr_arg_get_obj_id(arg) : 0);
160
07505600
YK		 161 if (ptrn_arg) {
162 for (i = 0; i < action->rewrite->num_of_actions; i++) {
163 seq_printf(file, ",0x%016llx",
164 be64_to_cpu(((__be64 *)rewrite_data)[i]));
165 }
a21e52bb
YK		 166 }
167
168 seq_puts(file, "\n");
9222f0b2 169 break;
a21e52bb 170 }
9222f0b2
MS		 171 case DR_ACTION_TYP_VPORT:
172 seq_printf(file, "%d,0x%llx,0x%llx,0x%x\n",
173 DR_DUMP_REC_TYPE_ACTION_VPORT, action_id, rule_id,
174 action->vport->caps->num);
175 break;
176 case DR_ACTION_TYP_TNL_L2_TO_L2:
177 seq_printf(file, "%d,0x%llx,0x%llx\n",
178 DR_DUMP_REC_TYPE_ACTION_DECAP_L2, action_id,
179 rule_id);
180 break;
181 case DR_ACTION_TYP_TNL_L3_TO_L2:
182 seq_printf(file, "%d,0x%llx,0x%llx,0x%x\n",
183 DR_DUMP_REC_TYPE_ACTION_DECAP_L3, action_id,
a21e52bb
YK		 184 rule_id,
185 (action->rewrite->ptrn && action->rewrite->arg) ?
186 mlx5dr_arg_get_obj_id(action->rewrite->arg) :
187 action->rewrite->index);
9222f0b2
MS		 188 break;
189 case DR_ACTION_TYP_L2_TO_TNL_L2:
190 seq_printf(file, "%d,0x%llx,0x%llx,0x%x\n",
191 DR_DUMP_REC_TYPE_ACTION_ENCAP_L2, action_id,
192 rule_id, action->reformat->id);
193 break;
194 case DR_ACTION_TYP_L2_TO_TNL_L3:
195 seq_printf(file, "%d,0x%llx,0x%llx,0x%x\n",
196 DR_DUMP_REC_TYPE_ACTION_ENCAP_L3, action_id,
197 rule_id, action->reformat->id);
198 break;
199 case DR_ACTION_TYP_POP_VLAN:
200 seq_printf(file, "%d,0x%llx,0x%llx\n",
201 DR_DUMP_REC_TYPE_ACTION_POP_VLAN, action_id,
202 rule_id);
203 break;
204 case DR_ACTION_TYP_PUSH_VLAN:
205 seq_printf(file, "%d,0x%llx,0x%llx,0x%x\n",
206 DR_DUMP_REC_TYPE_ACTION_PUSH_VLAN, action_id,
207 rule_id, action->push_vlan->vlan_hdr);
208 break;
209 case DR_ACTION_TYP_INSERT_HDR:
210 seq_printf(file, "%d,0x%llx,0x%llx,0x%x,0x%x,0x%x\n",
211 DR_DUMP_REC_TYPE_ACTION_INSERT_HDR, action_id,
212 rule_id, action->reformat->id,
213 action->reformat->param_0,
214 action->reformat->param_1);
215 break;
216 case DR_ACTION_TYP_REMOVE_HDR:
217 seq_printf(file, "%d,0x%llx,0x%llx,0x%x,0x%x,0x%x\n",
218 DR_DUMP_REC_TYPE_ACTION_REMOVE_HDR, action_id,
219 rule_id, action->reformat->id,
220 action->reformat->param_0,
221 action->reformat->param_1);
222 break;
223 case DR_ACTION_TYP_SAMPLER:
224 seq_printf(file,
225 "%d,0x%llx,0x%llx,0x%x,0x%x,0x%x,0x%llx,0x%llx\n",
226 DR_DUMP_REC_TYPE_ACTION_SAMPLER, action_id, rule_id,
227 0, 0, action->sampler->sampler_id,
228 action->sampler->rx_icm_addr,
229 action->sampler->tx_icm_addr);
230 break;
be6d5dae
YK		 231 case DR_ACTION_TYP_RANGE:
232 if (action->range->hit_tbl_action->dest_tbl->is_fw_tbl) {
233 hit_tbl_id = action->range->hit_tbl_action->dest_tbl->fw_tbl.id;
234 hit_tbl_ptr = 0;
235 } else {
236 hit_tbl_id = action->range->hit_tbl_action->dest_tbl->tbl->table_id;
237 hit_tbl_ptr =
238 DR_DBG_PTR_TO_ID(action->range->hit_tbl_action->dest_tbl->tbl);
239 }
240
241 if (action->range->miss_tbl_action->dest_tbl->is_fw_tbl) {
242 miss_tbl_id = action->range->miss_tbl_action->dest_tbl->fw_tbl.id;
243 miss_tbl_ptr = 0;
244 } else {
245 miss_tbl_id = action->range->miss_tbl_action->dest_tbl->tbl->table_id;
246 miss_tbl_ptr =
247 DR_DBG_PTR_TO_ID(action->range->miss_tbl_action->dest_tbl->tbl);
248 }
249
250 seq_printf(file, "%d,0x%llx,0x%llx,0x%x,0x%llx,0x%x,0x%llx,0x%x\n",
251 DR_DUMP_REC_TYPE_ACTION_MATCH_RANGE, action_id, rule_id,
252 hit_tbl_id, hit_tbl_ptr, miss_tbl_id, miss_tbl_ptr,
253 action->range->definer_id);
254 break;
9222f0b2
MS		 255 default:
256 return 0;
257 }
258
259 return 0;
260}
261
262static int
263dr_dump_rule_mem(struct seq_file *file, struct mlx5dr_ste *ste,
264 bool is_rx, const u64 rule_id, u8 format_ver)
265{
266 char hw_ste_dump[DR_HEX_SIZE];
267 u32 mem_rec_type;
268
269 if (format_ver == MLX5_STEERING_FORMAT_CONNECTX_5) {
270 mem_rec_type = is_rx ? DR_DUMP_REC_TYPE_RULE_RX_ENTRY_V0 :
271 DR_DUMP_REC_TYPE_RULE_TX_ENTRY_V0;
272 } else {
273 mem_rec_type = is_rx ? DR_DUMP_REC_TYPE_RULE_RX_ENTRY_V1 :
274 DR_DUMP_REC_TYPE_RULE_TX_ENTRY_V1;
275 }
276
0d7f1595
RL		 277 dr_dump_hex_print(hw_ste_dump, (char *)mlx5dr_ste_get_hw_ste(ste),
278 DR_STE_SIZE_REDUCED);
9222f0b2
MS		 279
280 seq_printf(file, "%d,0x%llx,0x%llx,%s\n", mem_rec_type,
281 dr_dump_icm_to_idx(mlx5dr_ste_get_icm_addr(ste)), rule_id,
282 hw_ste_dump);
283
284 return 0;
285}
286
287static int
288dr_dump_rule_rx_tx(struct seq_file *file, struct mlx5dr_rule_rx_tx *rule_rx_tx,
289 bool is_rx, const u64 rule_id, u8 format_ver)
290{
291 struct mlx5dr_ste *ste_arr[DR_RULE_MAX_STES + DR_ACTION_MAX_STES];
292 struct mlx5dr_ste *curr_ste = rule_rx_tx->last_rule_ste;
293 int ret, i;
294
295 if (mlx5dr_rule_get_reverse_rule_members(ste_arr, curr_ste, &i))
296 return 0;
297
298 while (i--) {
299 ret = dr_dump_rule_mem(file, ste_arr[i], is_rx, rule_id,
300 format_ver);
301 if (ret < 0)
302 return ret;
303 }
304
305 return 0;
306}
307
308static int dr_dump_rule(struct seq_file *file, struct mlx5dr_rule *rule)
309{
310 struct mlx5dr_rule_action_member *action_mem;
311 const u64 rule_id = DR_DBG_PTR_TO_ID(rule);
312 struct mlx5dr_rule_rx_tx *rx = &rule->rx;
313 struct mlx5dr_rule_rx_tx *tx = &rule->tx;
314 u8 format_ver;
315 int ret;
316
317 format_ver = rule->matcher->tbl->dmn->info.caps.sw_format_ver;
318
319 seq_printf(file, "%d,0x%llx,0x%llx\n", DR_DUMP_REC_TYPE_RULE, rule_id,
320 DR_DBG_PTR_TO_ID(rule->matcher));
321
322 if (rx->nic_matcher) {
323 ret = dr_dump_rule_rx_tx(file, rx, true, rule_id, format_ver);
324 if (ret < 0)
325 return ret;
326 }
327
328 if (tx->nic_matcher) {
329 ret = dr_dump_rule_rx_tx(file, tx, false, rule_id, format_ver);
330 if (ret < 0)
331 return ret;
332 }
333
334 list_for_each_entry(action_mem, &rule->rule_actions_list, list) {
335 ret = dr_dump_rule_action_mem(file, rule_id, action_mem);
336 if (ret < 0)
337 return ret;
338 }
339
340 return 0;
341}
342
343static int
344dr_dump_matcher_mask(struct seq_file *file, struct mlx5dr_match_param *mask,
345 u8 criteria, const u64 matcher_id)
346{
347 char dump[DR_HEX_SIZE];
348
349 seq_printf(file, "%d,0x%llx,", DR_DUMP_REC_TYPE_MATCHER_MASK,
350 matcher_id);
351
352 if (criteria & DR_MATCHER_CRITERIA_OUTER) {
353 dr_dump_hex_print(dump, (char *)&mask->outer, sizeof(mask->outer));
354 seq_printf(file, "%s,", dump);
355 } else {
356 seq_puts(file, ",");
357 }
358
359 if (criteria & DR_MATCHER_CRITERIA_INNER) {
360 dr_dump_hex_print(dump, (char *)&mask->inner, sizeof(mask->inner));
361 seq_printf(file, "%s,", dump);
362 } else {
363 seq_puts(file, ",");
364 }
365
366 if (criteria & DR_MATCHER_CRITERIA_MISC) {
367 dr_dump_hex_print(dump, (char *)&mask->misc, sizeof(mask->misc));
368 seq_printf(file, "%s,", dump);
369 } else {
370 seq_puts(file, ",");
371 }
372
373 if (criteria & DR_MATCHER_CRITERIA_MISC2) {
374 dr_dump_hex_print(dump, (char *)&mask->misc2, sizeof(mask->misc2));
375 seq_printf(file, "%s,", dump);
376 } else {
377 seq_puts(file, ",");
378 }
379
380 if (criteria & DR_MATCHER_CRITERIA_MISC3) {
381 dr_dump_hex_print(dump, (char *)&mask->misc3, sizeof(mask->misc3));
382 seq_printf(file, "%s\n", dump);
383 } else {
384 seq_puts(file, ",\n");
385 }
386
387 return 0;
388}
389
390static int
391dr_dump_matcher_builder(struct seq_file *file, struct mlx5dr_ste_build *builder,
392 u32 index, bool is_rx, const u64 matcher_id)
393{
394 seq_printf(file, "%d,0x%llx,%d,%d,0x%x\n",
395 DR_DUMP_REC_TYPE_MATCHER_BUILDER, matcher_id, index, is_rx,
396 builder->lu_type);
397
398 return 0;
399}
400
401static int
402dr_dump_matcher_rx_tx(struct seq_file *file, bool is_rx,
403 struct mlx5dr_matcher_rx_tx *matcher_rx_tx,
404 const u64 matcher_id)
405{
406 enum dr_dump_rec_type rec_type;
5c4f9b6e 407 u64 s_icm_addr, e_icm_addr;
9222f0b2
MS		 408 int i, ret;
409
410 rec_type = is_rx ? DR_DUMP_REC_TYPE_MATCHER_RX :
411 DR_DUMP_REC_TYPE_MATCHER_TX;
412
5c4f9b6e
RL		 413 s_icm_addr = mlx5dr_icm_pool_get_chunk_icm_addr(matcher_rx_tx->s_htbl->chunk);
414 e_icm_addr = mlx5dr_icm_pool_get_chunk_icm_addr(matcher_rx_tx->e_anchor->chunk);
9222f0b2
MS		 415 seq_printf(file, "%d,0x%llx,0x%llx,%d,0x%llx,0x%llx\n",
416 rec_type, DR_DBG_PTR_TO_ID(matcher_rx_tx),
417 matcher_id, matcher_rx_tx->num_of_builders,
5c4f9b6e
RL		 418 dr_dump_icm_to_idx(s_icm_addr),
419 dr_dump_icm_to_idx(e_icm_addr));
9222f0b2
MS		 420
421 for (i = 0; i < matcher_rx_tx->num_of_builders; i++) {
422 ret = dr_dump_matcher_builder(file,
423 &matcher_rx_tx->ste_builder[i],
424 i, is_rx, matcher_id);
425 if (ret < 0)
426 return ret;
427 }
428
429 return 0;
430}
431
432static int
433dr_dump_matcher(struct seq_file *file, struct mlx5dr_matcher *matcher)
434{
435 struct mlx5dr_matcher_rx_tx *rx = &matcher->rx;
436 struct mlx5dr_matcher_rx_tx *tx = &matcher->tx;
437 u64 matcher_id;
438 int ret;
439
440 matcher_id = DR_DBG_PTR_TO_ID(matcher);
441
442 seq_printf(file, "%d,0x%llx,0x%llx,%d\n", DR_DUMP_REC_TYPE_MATCHER,
443 matcher_id, DR_DBG_PTR_TO_ID(matcher->tbl), matcher->prio);
444
445 ret = dr_dump_matcher_mask(file, &matcher->mask,
446 matcher->match_criteria, matcher_id);
447 if (ret < 0)
448 return ret;
449
450 if (rx->nic_tbl) {
451 ret = dr_dump_matcher_rx_tx(file, true, rx, matcher_id);
452 if (ret < 0)
453 return ret;
454 }
455
456 if (tx->nic_tbl) {
457 ret = dr_dump_matcher_rx_tx(file, false, tx, matcher_id);
458 if (ret < 0)
459 return ret;
460 }
461
462 return 0;
463}
464
465static int
466dr_dump_matcher_all(struct seq_file *file, struct mlx5dr_matcher *matcher)
467{
468 struct mlx5dr_rule *rule;
469 int ret;
470
471 ret = dr_dump_matcher(file, matcher);
472 if (ret < 0)
473 return ret;
474
475 list_for_each_entry(rule, &matcher->dbg_rule_list, dbg_node) {
476 ret = dr_dump_rule(file, rule);
477 if (ret < 0)
478 return ret;
479 }
480
481 return 0;
482}
483
484static int
485dr_dump_table_rx_tx(struct seq_file *file, bool is_rx,
486 struct mlx5dr_table_rx_tx *table_rx_tx,
487 const u64 table_id)
488{
489 enum dr_dump_rec_type rec_type;
5c4f9b6e 490 u64 s_icm_addr;
9222f0b2
MS		 491
492 rec_type = is_rx ? DR_DUMP_REC_TYPE_TABLE_RX :
493 DR_DUMP_REC_TYPE_TABLE_TX;
494
5c4f9b6e 495 s_icm_addr = mlx5dr_icm_pool_get_chunk_icm_addr(table_rx_tx->s_anchor->chunk);
9222f0b2 496 seq_printf(file, "%d,0x%llx,0x%llx\n", rec_type, table_id,
5c4f9b6e 497 dr_dump_icm_to_idx(s_icm_addr));
9222f0b2
MS		 498
499 return 0;
500}
501
502static int dr_dump_table(struct seq_file *file, struct mlx5dr_table *table)
503{
504 struct mlx5dr_table_rx_tx *rx = &table->rx;
505 struct mlx5dr_table_rx_tx *tx = &table->tx;
506 int ret;
507
508 seq_printf(file, "%d,0x%llx,0x%llx,%d,%d\n", DR_DUMP_REC_TYPE_TABLE,
509 DR_DBG_PTR_TO_ID(table), DR_DBG_PTR_TO_ID(table->dmn),
510 table->table_type, table->level);
511
512 if (rx->nic_dmn) {
513 ret = dr_dump_table_rx_tx(file, true, rx,
514 DR_DBG_PTR_TO_ID(table));
515 if (ret < 0)
516 return ret;
517 }
518
519 if (tx->nic_dmn) {
520 ret = dr_dump_table_rx_tx(file, false, tx,
521 DR_DBG_PTR_TO_ID(table));
522 if (ret < 0)
523 return ret;
524 }
525 return 0;
526}
527
528static int dr_dump_table_all(struct seq_file *file, struct mlx5dr_table *tbl)
529{
530 struct mlx5dr_matcher *matcher;
531 int ret;
532
533 ret = dr_dump_table(file, tbl);
534 if (ret < 0)
535 return ret;
536
537 list_for_each_entry(matcher, &tbl->matcher_list, list_node) {
538 ret = dr_dump_matcher_all(file, matcher);
539 if (ret < 0)
540 return ret;
541 }
542 return 0;
543}
544
545static int
546dr_dump_send_ring(struct seq_file *file, struct mlx5dr_send_ring *ring,
547 const u64 domain_id)
548{
549 seq_printf(file, "%d,0x%llx,0x%llx,0x%x,0x%x\n",
550 DR_DUMP_REC_TYPE_DOMAIN_SEND_RING, DR_DBG_PTR_TO_ID(ring),
551 domain_id, ring->cq->mcq.cqn, ring->qp->qpn);
552 return 0;
553}
554
555static int
556dr_dump_domain_info_flex_parser(struct seq_file *file,
557 const char *flex_parser_name,
558 const u8 flex_parser_value,
559 const u64 domain_id)
560{
561 seq_printf(file, "%d,0x%llx,%s,0x%x\n",
562 DR_DUMP_REC_TYPE_DOMAIN_INFO_FLEX_PARSER, domain_id,
563 flex_parser_name, flex_parser_value);
564 return 0;
565}
566
567static int
568dr_dump_domain_info_caps(struct seq_file *file, struct mlx5dr_cmd_caps *caps,
569 const u64 domain_id)
570{
571 struct mlx5dr_cmd_vport_cap *vport_caps;
572 unsigned long i, vports_num;
573
574 xa_for_each(&caps->vports.vports_caps_xa, vports_num, vport_caps)
575 ; /* count the number of vports in xarray */
576
577 seq_printf(file, "%d,0x%llx,0x%x,0x%llx,0x%llx,0x%x,%lu,%d\n",
578 DR_DUMP_REC_TYPE_DOMAIN_INFO_CAPS, domain_id, caps->gvmi,
579 caps->nic_rx_drop_address, caps->nic_tx_drop_address,
580 caps->flex_protocols, vports_num, caps->eswitch_manager);
581
582 xa_for_each(&caps->vports.vports_caps_xa, i, vport_caps) {
583 vport_caps = xa_load(&caps->vports.vports_caps_xa, i);
584
585 seq_printf(file, "%d,0x%llx,%lu,0x%x,0x%llx,0x%llx\n",
586 DR_DUMP_REC_TYPE_DOMAIN_INFO_VPORT, domain_id, i,
587 vport_caps->vport_gvmi, vport_caps->icm_address_rx,
588 vport_caps->icm_address_tx);
589 }
590 return 0;
591}
592
593static int
594dr_dump_domain_info(struct seq_file *file, struct mlx5dr_domain_info *info,
595 const u64 domain_id)
596{
597 int ret;
598
599 ret = dr_dump_domain_info_caps(file, &info->caps, domain_id);
600 if (ret < 0)
601 return ret;
602
603 ret = dr_dump_domain_info_flex_parser(file, "icmp_dw0",
604 info->caps.flex_parser_id_icmp_dw0,
605 domain_id);
606 if (ret < 0)
607 return ret;
608
609 ret = dr_dump_domain_info_flex_parser(file, "icmp_dw1",
610 info->caps.flex_parser_id_icmp_dw1,
611 domain_id);
612 if (ret < 0)
613 return ret;
614
615 ret = dr_dump_domain_info_flex_parser(file, "icmpv6_dw0",
616 info->caps.flex_parser_id_icmpv6_dw0,
617 domain_id);
618 if (ret < 0)
619 return ret;
620
621 ret = dr_dump_domain_info_flex_parser(file, "icmpv6_dw1",
622 info->caps.flex_parser_id_icmpv6_dw1,
623 domain_id);
624 if (ret < 0)
625 return ret;
626
627 return 0;
628}
629
630static int
631dr_dump_domain(struct seq_file *file, struct mlx5dr_domain *dmn)
632{
633 u64 domain_id = DR_DBG_PTR_TO_ID(dmn);
634 int ret;
635
cedb6665
YK		 636 seq_printf(file, "%d,0x%llx,%d,0%x,%d,%u.%u.%u,%s,%d\n",
637 DR_DUMP_REC_TYPE_DOMAIN,
9222f0b2 638 domain_id, dmn->type, dmn->info.caps.gvmi,
cedb6665
YK		 639 dmn->info.supp_sw_steering,
640 /* package version */
641 LINUX_VERSION_MAJOR, LINUX_VERSION_PATCHLEVEL,
642 LINUX_VERSION_SUBLEVEL,
643 pci_name(dmn->mdev->pdev),
644 0); /* domain flags */
9222f0b2
MS		 645
646 ret = dr_dump_domain_info(file, &dmn->info, domain_id);
647 if (ret < 0)
648 return ret;
649
650 if (dmn->info.supp_sw_steering) {
651 ret = dr_dump_send_ring(file, dmn->send_ring, domain_id);
652 if (ret < 0)
653 return ret;
654 }
655
656 return 0;
657}
658
659static int dr_dump_domain_all(struct seq_file *file, struct mlx5dr_domain *dmn)
660{
661 struct mlx5dr_table *tbl;
662 int ret;
663
664 mutex_lock(&dmn->dump_info.dbg_mutex);
665 mlx5dr_domain_lock(dmn);
666
667 ret = dr_dump_domain(file, dmn);
668 if (ret < 0)
669 goto unlock_mutex;
670
671 list_for_each_entry(tbl, &dmn->dbg_tbl_list, dbg_node) {
672 ret = dr_dump_table_all(file, tbl);
673 if (ret < 0)
674 break;
675 }
676
677unlock_mutex:
678 mlx5dr_domain_unlock(dmn);
679 mutex_unlock(&dmn->dump_info.dbg_mutex);
680 return ret;
681}
682
683static int dr_dump_show(struct seq_file *file, void *priv)
684{
685 return dr_dump_domain_all(file, file->private);
686}
687DEFINE_SHOW_ATTRIBUTE(dr_dump);
688
689void mlx5dr_dbg_init_dump(struct mlx5dr_domain *dmn)
690{
691 struct mlx5_core_dev *dev = dmn->mdev;
692 char file_name[128];
693
694 if (dmn->type != MLX5DR_DOMAIN_TYPE_FDB) {
695 mlx5_core_warn(dev,
696 "Steering dump is not supported for NIC RX/TX domains\n");
697 return;
698 }
699
700 dmn->dump_info.steering_debugfs =
66771a1c 701 debugfs_create_dir("steering", mlx5_debugfs_get_dev_root(dev));
9222f0b2
MS		 702 dmn->dump_info.fdb_debugfs =
703 debugfs_create_dir("fdb", dmn->dump_info.steering_debugfs);
704
705 sprintf(file_name, "dmn_%p", dmn);
706 debugfs_create_file(file_name, 0444, dmn->dump_info.fdb_debugfs,
707 dmn, &dr_dump_fops);
708
709 INIT_LIST_HEAD(&dmn->dbg_tbl_list);
710 mutex_init(&dmn->dump_info.dbg_mutex);
711}
712
713void mlx5dr_dbg_uninit_dump(struct mlx5dr_domain *dmn)
714{
715 debugfs_remove_recursive(dmn->dump_info.steering_debugfs);
716 mutex_destroy(&dmn->dump_info.dbg_mutex);
717}
Linux 6.x block layer and io_uring tree(s)