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8#include <linux/kernel.h>
9#include <linux/slab.h>
10#include <linux/debugfs.h>
11
12#include "mvpp2.h"
13#include "mvpp2_prs.h"
14#include "mvpp2_cls.h"
15
16struct mvpp2_dbgfs_prs_entry {
17 int tid;
18 struct mvpp2 *priv;
19};
20
21struct mvpp2_dbgfs_c2_entry {
22 int id;
23 struct mvpp2 *priv;
24};
25
26struct mvpp2_dbgfs_flow_entry {
27 int flow;
28 struct mvpp2 *priv;
29};
30
31struct mvpp2_dbgfs_flow_tbl_entry {
32 int id;
33 struct mvpp2 *priv;
34};
35
36struct mvpp2_dbgfs_port_flow_entry {
37 struct mvpp2_port *port;
38 struct mvpp2_dbgfs_flow_entry *dbg_fe;
39};
40
41struct mvpp2_dbgfs_entries {
42
43 struct mvpp2_dbgfs_prs_entry prs_entries[MVPP2_PRS_TCAM_SRAM_SIZE];
44
45
46 struct mvpp2_dbgfs_c2_entry c2_entries[MVPP22_CLS_C2_N_ENTRIES];
47
48
49 struct mvpp2_dbgfs_flow_tbl_entry flt_entries[MVPP2_CLS_FLOWS_TBL_SIZE];
50
51
52 struct mvpp2_dbgfs_flow_entry flow_entries[MVPP2_N_PRS_FLOWS];
53
54
55 struct mvpp2_dbgfs_port_flow_entry port_flow_entries[MVPP2_MAX_PORTS];
56};
57
58static int mvpp2_dbgfs_flow_flt_hits_show(struct seq_file *s, void *unused)
59{
60 struct mvpp2_dbgfs_flow_tbl_entry *entry = s->private;
61
62 u32 hits = mvpp2_cls_flow_hits(entry->priv, entry->id);
63
64 seq_printf(s, "%u\n", hits);
65
66 return 0;
67}
68
69DEFINE_SHOW_ATTRIBUTE(mvpp2_dbgfs_flow_flt_hits);
70
71static int mvpp2_dbgfs_flow_dec_hits_show(struct seq_file *s, void *unused)
72{
73 struct mvpp2_dbgfs_flow_entry *entry = s->private;
74
75 u32 hits = mvpp2_cls_lookup_hits(entry->priv, entry->flow);
76
77 seq_printf(s, "%u\n", hits);
78
79 return 0;
80}
81
82DEFINE_SHOW_ATTRIBUTE(mvpp2_dbgfs_flow_dec_hits);
83
84static int mvpp2_dbgfs_flow_type_show(struct seq_file *s, void *unused)
85{
86 struct mvpp2_dbgfs_flow_entry *entry = s->private;
87 const struct mvpp2_cls_flow *f;
88 const char *flow_name;
89
90 f = mvpp2_cls_flow_get(entry->flow);
91 if (!f)
92 return -EINVAL;
93
94 switch (f->flow_type) {
95 case IPV4_FLOW:
96 flow_name = "ipv4";
97 break;
98 case IPV6_FLOW:
99 flow_name = "ipv6";
100 break;
101 case TCP_V4_FLOW:
102 flow_name = "tcp4";
103 break;
104 case TCP_V6_FLOW:
105 flow_name = "tcp6";
106 break;
107 case UDP_V4_FLOW:
108 flow_name = "udp4";
109 break;
110 case UDP_V6_FLOW:
111 flow_name = "udp6";
112 break;
113 default:
114 flow_name = "other";
115 }
116
117 seq_printf(s, "%s\n", flow_name);
118
119 return 0;
120}
121
122DEFINE_SHOW_ATTRIBUTE(mvpp2_dbgfs_flow_type);
123
124static int mvpp2_dbgfs_flow_id_show(struct seq_file *s, void *unused)
125{
126 const struct mvpp2_dbgfs_flow_entry *entry = s->private;
127 const struct mvpp2_cls_flow *f;
128
129 f = mvpp2_cls_flow_get(entry->flow);
130 if (!f)
131 return -EINVAL;
132
133 seq_printf(s, "%d\n", f->flow_id);
134
135 return 0;
136}
137
138DEFINE_SHOW_ATTRIBUTE(mvpp2_dbgfs_flow_id);
139
140static int mvpp2_dbgfs_port_flow_hash_opt_show(struct seq_file *s, void *unused)
141{
142 struct mvpp2_dbgfs_port_flow_entry *entry = s->private;
143 struct mvpp2_port *port = entry->port;
144 struct mvpp2_cls_flow_entry fe;
145 const struct mvpp2_cls_flow *f;
146 int flow_index;
147 u16 hash_opts;
148
149 f = mvpp2_cls_flow_get(entry->dbg_fe->flow);
150 if (!f)
151 return -EINVAL;
152
153 flow_index = MVPP2_CLS_FLT_HASH_ENTRY(entry->port->id, f->flow_id);
154
155 mvpp2_cls_flow_read(port->priv, flow_index, &fe);
156
157 hash_opts = mvpp2_flow_get_hek_fields(&fe);
158
159 seq_printf(s, "0x%04x\n", hash_opts);
160
161 return 0;
162}
163
164DEFINE_SHOW_ATTRIBUTE(mvpp2_dbgfs_port_flow_hash_opt);
165
166static int mvpp2_dbgfs_port_flow_engine_show(struct seq_file *s, void *unused)
167{
168 struct mvpp2_dbgfs_port_flow_entry *entry = s->private;
169 struct mvpp2_port *port = entry->port;
170 struct mvpp2_cls_flow_entry fe;
171 const struct mvpp2_cls_flow *f;
172 int flow_index, engine;
173
174 f = mvpp2_cls_flow_get(entry->dbg_fe->flow);
175 if (!f)
176 return -EINVAL;
177
178 flow_index = MVPP2_CLS_FLT_HASH_ENTRY(entry->port->id, f->flow_id);
179
180 mvpp2_cls_flow_read(port->priv, flow_index, &fe);
181
182 engine = mvpp2_cls_flow_eng_get(&fe);
183
184 seq_printf(s, "%d\n", engine);
185
186 return 0;
187}
188
189DEFINE_SHOW_ATTRIBUTE(mvpp2_dbgfs_port_flow_engine);
190
191static int mvpp2_dbgfs_flow_c2_hits_show(struct seq_file *s, void *unused)
192{
193 struct mvpp2_dbgfs_c2_entry *entry = s->private;
194 u32 hits;
195
196 hits = mvpp2_cls_c2_hit_count(entry->priv, entry->id);
197
198 seq_printf(s, "%u\n", hits);
199
200 return 0;
201}
202
203DEFINE_SHOW_ATTRIBUTE(mvpp2_dbgfs_flow_c2_hits);
204
205static int mvpp2_dbgfs_flow_c2_rxq_show(struct seq_file *s, void *unused)
206{
207 struct mvpp2_dbgfs_c2_entry *entry = s->private;
208 struct mvpp2_cls_c2_entry c2;
209 u8 qh, ql;
210
211 mvpp2_cls_c2_read(entry->priv, entry->id, &c2);
212
213 qh = (c2.attr[0] >> MVPP22_CLS_C2_ATTR0_QHIGH_OFFS) &
214 MVPP22_CLS_C2_ATTR0_QHIGH_MASK;
215
216 ql = (c2.attr[0] >> MVPP22_CLS_C2_ATTR0_QLOW_OFFS) &
217 MVPP22_CLS_C2_ATTR0_QLOW_MASK;
218
219 seq_printf(s, "%d\n", (qh << 3 | ql));
220
221 return 0;
222}
223
224DEFINE_SHOW_ATTRIBUTE(mvpp2_dbgfs_flow_c2_rxq);
225
226static int mvpp2_dbgfs_flow_c2_enable_show(struct seq_file *s, void *unused)
227{
228 struct mvpp2_dbgfs_c2_entry *entry = s->private;
229 struct mvpp2_cls_c2_entry c2;
230 int enabled;
231
232 mvpp2_cls_c2_read(entry->priv, entry->id, &c2);
233
234 enabled = !!(c2.attr[2] & MVPP22_CLS_C2_ATTR2_RSS_EN);
235
236 seq_printf(s, "%d\n", enabled);
237
238 return 0;
239}
240
241DEFINE_SHOW_ATTRIBUTE(mvpp2_dbgfs_flow_c2_enable);
242
243static int mvpp2_dbgfs_port_vid_show(struct seq_file *s, void *unused)
244{
245 struct mvpp2_port *port = s->private;
246 unsigned char byte[2], enable[2];
247 struct mvpp2 *priv = port->priv;
248 struct mvpp2_prs_entry pe;
249 unsigned long pmap;
250 u16 rvid;
251 int tid;
252
253 for (tid = MVPP2_PRS_VID_PORT_FIRST(port->id);
254 tid <= MVPP2_PRS_VID_PORT_LAST(port->id); tid++) {
255 mvpp2_prs_init_from_hw(priv, &pe, tid);
256
257 pmap = mvpp2_prs_tcam_port_map_get(&pe);
258
259 if (!priv->prs_shadow[tid].valid)
260 continue;
261
262 if (!test_bit(port->id, &pmap))
263 continue;
264
265 mvpp2_prs_tcam_data_byte_get(&pe, 2, &byte[0], &enable[0]);
266 mvpp2_prs_tcam_data_byte_get(&pe, 3, &byte[1], &enable[1]);
267
268 rvid = ((byte[0] & 0xf) << 8) + byte[1];
269
270 seq_printf(s, "%u\n", rvid);
271 }
272
273 return 0;
274}
275
276DEFINE_SHOW_ATTRIBUTE(mvpp2_dbgfs_port_vid);
277
278static int mvpp2_dbgfs_port_parser_show(struct seq_file *s, void *unused)
279{
280 struct mvpp2_port *port = s->private;
281 struct mvpp2 *priv = port->priv;
282 struct mvpp2_prs_entry pe;
283 unsigned long pmap;
284 int i;
285
286 for (i = 0; i < MVPP2_PRS_TCAM_SRAM_SIZE; i++) {
287 mvpp2_prs_init_from_hw(port->priv, &pe, i);
288
289 pmap = mvpp2_prs_tcam_port_map_get(&pe);
290 if (priv->prs_shadow[i].valid && test_bit(port->id, &pmap))
291 seq_printf(s, "%03d\n", i);
292 }
293
294 return 0;
295}
296
297DEFINE_SHOW_ATTRIBUTE(mvpp2_dbgfs_port_parser);
298
299static int mvpp2_dbgfs_filter_show(struct seq_file *s, void *unused)
300{
301 struct mvpp2_port *port = s->private;
302 struct mvpp2 *priv = port->priv;
303 struct mvpp2_prs_entry pe;
304 unsigned long pmap;
305 int index, tid;
306
307 for (tid = MVPP2_PE_MAC_RANGE_START;
308 tid <= MVPP2_PE_MAC_RANGE_END; tid++) {
309 unsigned char da[ETH_ALEN], da_mask[ETH_ALEN];
310
311 if (!priv->prs_shadow[tid].valid ||
312 priv->prs_shadow[tid].lu != MVPP2_PRS_LU_MAC ||
313 priv->prs_shadow[tid].udf != MVPP2_PRS_UDF_MAC_DEF)
314 continue;
315
316 mvpp2_prs_init_from_hw(priv, &pe, tid);
317
318 pmap = mvpp2_prs_tcam_port_map_get(&pe);
319
320
321 if (!test_bit(port->id, &pmap))
322 continue;
323
324
325 for (index = 0; index < ETH_ALEN; index++)
326 mvpp2_prs_tcam_data_byte_get(&pe, index, &da[index],
327 &da_mask[index]);
328
329 seq_printf(s, "%pM\n", da);
330 }
331
332 return 0;
333}
334
335DEFINE_SHOW_ATTRIBUTE(mvpp2_dbgfs_filter);
336
337static int mvpp2_dbgfs_prs_lu_show(struct seq_file *s, void *unused)
338{
339 struct mvpp2_dbgfs_prs_entry *entry = s->private;
340 struct mvpp2 *priv = entry->priv;
341
342 seq_printf(s, "%x\n", priv->prs_shadow[entry->tid].lu);
343
344 return 0;
345}
346
347DEFINE_SHOW_ATTRIBUTE(mvpp2_dbgfs_prs_lu);
348
349static int mvpp2_dbgfs_prs_pmap_show(struct seq_file *s, void *unused)
350{
351 struct mvpp2_dbgfs_prs_entry *entry = s->private;
352 struct mvpp2_prs_entry pe;
353 unsigned int pmap;
354
355 mvpp2_prs_init_from_hw(entry->priv, &pe, entry->tid);
356
357 pmap = mvpp2_prs_tcam_port_map_get(&pe);
358 pmap &= MVPP2_PRS_PORT_MASK;
359
360 seq_printf(s, "%02x\n", pmap);
361
362 return 0;
363}
364
365DEFINE_SHOW_ATTRIBUTE(mvpp2_dbgfs_prs_pmap);
366
367static int mvpp2_dbgfs_prs_ai_show(struct seq_file *s, void *unused)
368{
369 struct mvpp2_dbgfs_prs_entry *entry = s->private;
370 struct mvpp2_prs_entry pe;
371 unsigned char ai, ai_mask;
372
373 mvpp2_prs_init_from_hw(entry->priv, &pe, entry->tid);
374
375 ai = pe.tcam[MVPP2_PRS_TCAM_AI_WORD] & MVPP2_PRS_AI_MASK;
376 ai_mask = (pe.tcam[MVPP2_PRS_TCAM_AI_WORD] >> 16) & MVPP2_PRS_AI_MASK;
377
378 seq_printf(s, "%02x %02x\n", ai, ai_mask);
379
380 return 0;
381}
382
383DEFINE_SHOW_ATTRIBUTE(mvpp2_dbgfs_prs_ai);
384
385static int mvpp2_dbgfs_prs_hdata_show(struct seq_file *s, void *unused)
386{
387 struct mvpp2_dbgfs_prs_entry *entry = s->private;
388 struct mvpp2_prs_entry pe;
389 unsigned char data[8], mask[8];
390 int i;
391
392 mvpp2_prs_init_from_hw(entry->priv, &pe, entry->tid);
393
394 for (i = 0; i < 8; i++)
395 mvpp2_prs_tcam_data_byte_get(&pe, i, &data[i], &mask[i]);
396
397 seq_printf(s, "%*phN %*phN\n", 8, data, 8, mask);
398
399 return 0;
400}
401
402DEFINE_SHOW_ATTRIBUTE(mvpp2_dbgfs_prs_hdata);
403
404static int mvpp2_dbgfs_prs_sram_show(struct seq_file *s, void *unused)
405{
406 struct mvpp2_dbgfs_prs_entry *entry = s->private;
407 struct mvpp2_prs_entry pe;
408
409 mvpp2_prs_init_from_hw(entry->priv, &pe, entry->tid);
410
411 seq_printf(s, "%*phN\n", 14, pe.sram);
412
413 return 0;
414}
415
416DEFINE_SHOW_ATTRIBUTE(mvpp2_dbgfs_prs_sram);
417
418static int mvpp2_dbgfs_prs_hits_show(struct seq_file *s, void *unused)
419{
420 struct mvpp2_dbgfs_prs_entry *entry = s->private;
421 int val;
422
423 val = mvpp2_prs_hits(entry->priv, entry->tid);
424 if (val < 0)
425 return val;
426
427 seq_printf(s, "%d\n", val);
428
429 return 0;
430}
431
432DEFINE_SHOW_ATTRIBUTE(mvpp2_dbgfs_prs_hits);
433
434static int mvpp2_dbgfs_prs_valid_show(struct seq_file *s, void *unused)
435{
436 struct mvpp2_dbgfs_prs_entry *entry = s->private;
437 struct mvpp2 *priv = entry->priv;
438 int tid = entry->tid;
439
440 seq_printf(s, "%d\n", priv->prs_shadow[tid].valid ? 1 : 0);
441
442 return 0;
443}
444
445DEFINE_SHOW_ATTRIBUTE(mvpp2_dbgfs_prs_valid);
446
447static int mvpp2_dbgfs_flow_port_init(struct dentry *parent,
448 struct mvpp2_port *port,
449 struct mvpp2_dbgfs_flow_entry *entry)
450{
451 struct mvpp2_dbgfs_port_flow_entry *port_entry;
452 struct dentry *port_dir;
453
454 port_dir = debugfs_create_dir(port->dev->name, parent);
455 if (IS_ERR(port_dir))
456 return PTR_ERR(port_dir);
457
458 port_entry = &port->priv->dbgfs_entries->port_flow_entries[port->id];
459
460 port_entry->port = port;
461 port_entry->dbg_fe = entry;
462
463 debugfs_create_file("hash_opts", 0444, port_dir, port_entry,
464 &mvpp2_dbgfs_port_flow_hash_opt_fops);
465
466 debugfs_create_file("engine", 0444, port_dir, port_entry,
467 &mvpp2_dbgfs_port_flow_engine_fops);
468
469 return 0;
470}
471
472static int mvpp2_dbgfs_flow_entry_init(struct dentry *parent,
473 struct mvpp2 *priv, int flow)
474{
475 struct mvpp2_dbgfs_flow_entry *entry;
476 struct dentry *flow_entry_dir;
477 char flow_entry_name[10];
478 int i, ret;
479
480 sprintf(flow_entry_name, "%02d", flow);
481
482 flow_entry_dir = debugfs_create_dir(flow_entry_name, parent);
483 if (!flow_entry_dir)
484 return -ENOMEM;
485
486 entry = &priv->dbgfs_entries->flow_entries[flow];
487
488 entry->flow = flow;
489 entry->priv = priv;
490
491 debugfs_create_file("dec_hits", 0444, flow_entry_dir, entry,
492 &mvpp2_dbgfs_flow_dec_hits_fops);
493
494 debugfs_create_file("type", 0444, flow_entry_dir, entry,
495 &mvpp2_dbgfs_flow_type_fops);
496
497 debugfs_create_file("id", 0444, flow_entry_dir, entry,
498 &mvpp2_dbgfs_flow_id_fops);
499
500
501 for (i = 0; i < priv->port_count; i++) {
502 ret = mvpp2_dbgfs_flow_port_init(flow_entry_dir,
503 priv->port_list[i], entry);
504 if (ret)
505 return ret;
506 }
507
508 return 0;
509}
510
511static int mvpp2_dbgfs_flow_init(struct dentry *parent, struct mvpp2 *priv)
512{
513 struct dentry *flow_dir;
514 int i, ret;
515
516 flow_dir = debugfs_create_dir("flows", parent);
517 if (!flow_dir)
518 return -ENOMEM;
519
520 for (i = 0; i < MVPP2_N_PRS_FLOWS; i++) {
521 ret = mvpp2_dbgfs_flow_entry_init(flow_dir, priv, i);
522 if (ret)
523 return ret;
524 }
525
526 return 0;
527}
528
529static int mvpp2_dbgfs_prs_entry_init(struct dentry *parent,
530 struct mvpp2 *priv, int tid)
531{
532 struct mvpp2_dbgfs_prs_entry *entry;
533 struct dentry *prs_entry_dir;
534 char prs_entry_name[10];
535
536 if (tid >= MVPP2_PRS_TCAM_SRAM_SIZE)
537 return -EINVAL;
538
539 sprintf(prs_entry_name, "%03d", tid);
540
541 prs_entry_dir = debugfs_create_dir(prs_entry_name, parent);
542 if (!prs_entry_dir)
543 return -ENOMEM;
544
545 entry = &priv->dbgfs_entries->prs_entries[tid];
546
547 entry->tid = tid;
548 entry->priv = priv;
549
550
551 debugfs_create_file("sram", 0444, prs_entry_dir, entry,
552 &mvpp2_dbgfs_prs_sram_fops);
553
554 debugfs_create_file("valid", 0644, prs_entry_dir, entry,
555 &mvpp2_dbgfs_prs_valid_fops);
556
557 debugfs_create_file("lookup_id", 0644, prs_entry_dir, entry,
558 &mvpp2_dbgfs_prs_lu_fops);
559
560 debugfs_create_file("ai", 0644, prs_entry_dir, entry,
561 &mvpp2_dbgfs_prs_ai_fops);
562
563 debugfs_create_file("header_data", 0644, prs_entry_dir, entry,
564 &mvpp2_dbgfs_prs_hdata_fops);
565
566 debugfs_create_file("hits", 0444, prs_entry_dir, entry,
567 &mvpp2_dbgfs_prs_hits_fops);
568
569 debugfs_create_file("pmap", 0444, prs_entry_dir, entry,
570 &mvpp2_dbgfs_prs_pmap_fops);
571
572 return 0;
573}
574
575static int mvpp2_dbgfs_prs_init(struct dentry *parent, struct mvpp2 *priv)
576{
577 struct dentry *prs_dir;
578 int i, ret;
579
580 prs_dir = debugfs_create_dir("parser", parent);
581 if (!prs_dir)
582 return -ENOMEM;
583
584 for (i = 0; i < MVPP2_PRS_TCAM_SRAM_SIZE; i++) {
585 ret = mvpp2_dbgfs_prs_entry_init(prs_dir, priv, i);
586 if (ret)
587 return ret;
588 }
589
590 return 0;
591}
592
593static int mvpp2_dbgfs_c2_entry_init(struct dentry *parent,
594 struct mvpp2 *priv, int id)
595{
596 struct mvpp2_dbgfs_c2_entry *entry;
597 struct dentry *c2_entry_dir;
598 char c2_entry_name[10];
599
600 if (id >= MVPP22_CLS_C2_N_ENTRIES)
601 return -EINVAL;
602
603 sprintf(c2_entry_name, "%03d", id);
604
605 c2_entry_dir = debugfs_create_dir(c2_entry_name, parent);
606 if (!c2_entry_dir)
607 return -ENOMEM;
608
609 entry = &priv->dbgfs_entries->c2_entries[id];
610
611 entry->id = id;
612 entry->priv = priv;
613
614 debugfs_create_file("hits", 0444, c2_entry_dir, entry,
615 &mvpp2_dbgfs_flow_c2_hits_fops);
616
617 debugfs_create_file("default_rxq", 0444, c2_entry_dir, entry,
618 &mvpp2_dbgfs_flow_c2_rxq_fops);
619
620 debugfs_create_file("rss_enable", 0444, c2_entry_dir, entry,
621 &mvpp2_dbgfs_flow_c2_enable_fops);
622
623 return 0;
624}
625
626static int mvpp2_dbgfs_flow_tbl_entry_init(struct dentry *parent,
627 struct mvpp2 *priv, int id)
628{
629 struct mvpp2_dbgfs_flow_tbl_entry *entry;
630 struct dentry *flow_tbl_entry_dir;
631 char flow_tbl_entry_name[10];
632
633 if (id >= MVPP2_CLS_FLOWS_TBL_SIZE)
634 return -EINVAL;
635
636 sprintf(flow_tbl_entry_name, "%03d", id);
637
638 flow_tbl_entry_dir = debugfs_create_dir(flow_tbl_entry_name, parent);
639 if (!flow_tbl_entry_dir)
640 return -ENOMEM;
641
642 entry = &priv->dbgfs_entries->flt_entries[id];
643
644 entry->id = id;
645 entry->priv = priv;
646
647 debugfs_create_file("hits", 0444, flow_tbl_entry_dir, entry,
648 &mvpp2_dbgfs_flow_flt_hits_fops);
649
650 return 0;
651}
652
653static int mvpp2_dbgfs_cls_init(struct dentry *parent, struct mvpp2 *priv)
654{
655 struct dentry *cls_dir, *c2_dir, *flow_tbl_dir;
656 int i, ret;
657
658 cls_dir = debugfs_create_dir("classifier", parent);
659 if (!cls_dir)
660 return -ENOMEM;
661
662 c2_dir = debugfs_create_dir("c2", cls_dir);
663 if (!c2_dir)
664 return -ENOMEM;
665
666 for (i = 0; i < MVPP22_CLS_C2_N_ENTRIES; i++) {
667 ret = mvpp2_dbgfs_c2_entry_init(c2_dir, priv, i);
668 if (ret)
669 return ret;
670 }
671
672 flow_tbl_dir = debugfs_create_dir("flow_table", cls_dir);
673 if (!flow_tbl_dir)
674 return -ENOMEM;
675
676 for (i = 0; i < MVPP2_CLS_FLOWS_TBL_SIZE; i++) {
677 ret = mvpp2_dbgfs_flow_tbl_entry_init(flow_tbl_dir, priv, i);
678 if (ret)
679 return ret;
680 }
681
682 return 0;
683}
684
685static int mvpp2_dbgfs_port_init(struct dentry *parent,
686 struct mvpp2_port *port)
687{
688 struct dentry *port_dir;
689
690 port_dir = debugfs_create_dir(port->dev->name, parent);
691 if (IS_ERR(port_dir))
692 return PTR_ERR(port_dir);
693
694 debugfs_create_file("parser_entries", 0444, port_dir, port,
695 &mvpp2_dbgfs_port_parser_fops);
696
697 debugfs_create_file("mac_filter", 0444, port_dir, port,
698 &mvpp2_dbgfs_filter_fops);
699
700 debugfs_create_file("vid_filter", 0444, port_dir, port,
701 &mvpp2_dbgfs_port_vid_fops);
702
703 return 0;
704}
705
706void mvpp2_dbgfs_cleanup(struct mvpp2 *priv)
707{
708 debugfs_remove_recursive(priv->dbgfs_dir);
709
710 kfree(priv->dbgfs_entries);
711}
712
713void mvpp2_dbgfs_init(struct mvpp2 *priv, const char *name)
714{
715 struct dentry *mvpp2_dir, *mvpp2_root;
716 int ret, i;
717
718 mvpp2_root = debugfs_lookup(MVPP2_DRIVER_NAME, NULL);
719 if (!mvpp2_root) {
720 mvpp2_root = debugfs_create_dir(MVPP2_DRIVER_NAME, NULL);
721 if (IS_ERR(mvpp2_root))
722 return;
723 }
724
725 mvpp2_dir = debugfs_create_dir(name, mvpp2_root);
726 if (IS_ERR(mvpp2_dir))
727 return;
728
729 priv->dbgfs_dir = mvpp2_dir;
730 priv->dbgfs_entries = kzalloc(sizeof(*priv->dbgfs_entries), GFP_KERNEL);
731 if (!priv->dbgfs_entries)
732 goto err;
733
734 ret = mvpp2_dbgfs_prs_init(mvpp2_dir, priv);
735 if (ret)
736 goto err;
737
738 ret = mvpp2_dbgfs_cls_init(mvpp2_dir, priv);
739 if (ret)
740 goto err;
741
742 for (i = 0; i < priv->port_count; i++) {
743 ret = mvpp2_dbgfs_port_init(mvpp2_dir, priv->port_list[i]);
744 if (ret)
745 goto err;
746 }
747
748 ret = mvpp2_dbgfs_flow_init(mvpp2_dir, priv);
749 if (ret)
750 goto err;
751
752 return;
753err:
754 mvpp2_dbgfs_cleanup(priv);
755}
756