Linux kernel mirror (for testing)
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linux
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * mac80211 debugfs for wireless PHYs
4 *
5 * Copyright 2007 Johannes Berg <johannes@sipsolutions.net>
6 * Copyright 2013-2014 Intel Mobile Communications GmbH
7 * Copyright (C) 2018 - 2019, 2021-2025 Intel Corporation
8 */
9
10#include <linux/debugfs.h>
11#include <linux/rtnetlink.h>
12#include <linux/vmalloc.h>
13#include "ieee80211_i.h"
14#include "driver-ops.h"
15#include "rate.h"
16#include "debugfs.h"
17
18#define DEBUGFS_FORMAT_BUFFER_SIZE 100
19
20int mac80211_format_buffer(char __user *userbuf, size_t count,
21 loff_t *ppos, char *fmt, ...)
22{
23 va_list args;
24 char buf[DEBUGFS_FORMAT_BUFFER_SIZE];
25 int res;
26
27 va_start(args, fmt);
28 res = vscnprintf(buf, sizeof(buf), fmt, args);
29 va_end(args);
30
31 return simple_read_from_buffer(userbuf, count, ppos, buf, res);
32}
33
34#define DEBUGFS_READONLY_FILE_FN(name, fmt, value...) \
35static ssize_t name## _read(struct file *file, char __user *userbuf, \
36 size_t count, loff_t *ppos) \
37{ \
38 struct ieee80211_local *local = file->private_data; \
39 \
40 return mac80211_format_buffer(userbuf, count, ppos, \
41 fmt "\n", ##value); \
42}
43
44#define DEBUGFS_READONLY_FILE_OPS(name) \
45static const struct debugfs_short_fops name## _ops = { \
46 .read = name## _read, \
47 .llseek = generic_file_llseek, \
48};
49
50#define DEBUGFS_READONLY_FILE(name, fmt, value...) \
51 DEBUGFS_READONLY_FILE_FN(name, fmt, value) \
52 DEBUGFS_READONLY_FILE_OPS(name)
53
54#define DEBUGFS_ADD(name) \
55 debugfs_create_file(#name, 0400, phyd, local, &name## _ops)
56
57#define DEBUGFS_ADD_MODE(name, mode) \
58 debugfs_create_file(#name, mode, phyd, local, &name## _ops);
59
60
61DEBUGFS_READONLY_FILE(hw_conf, "%x",
62 local->hw.conf.flags);
63DEBUGFS_READONLY_FILE(user_power, "%d",
64 local->user_power_level);
65DEBUGFS_READONLY_FILE(power, "%d",
66 local->hw.conf.power_level);
67DEBUGFS_READONLY_FILE(total_ps_buffered, "%d",
68 local->total_ps_buffered);
69DEBUGFS_READONLY_FILE(wep_iv, "%#08x",
70 local->wep_iv & 0xffffff);
71DEBUGFS_READONLY_FILE(rate_ctrl_alg, "%s",
72 local->rate_ctrl ? local->rate_ctrl->ops->name : "hw/driver");
73
74static ssize_t aqm_read(struct file *file,
75 char __user *user_buf,
76 size_t count,
77 loff_t *ppos)
78{
79 struct ieee80211_local *local = file->private_data;
80 struct fq *fq = &local->fq;
81 char buf[200];
82 int len = 0;
83
84 spin_lock_bh(&local->fq.lock);
85
86 len = scnprintf(buf, sizeof(buf),
87 "access name value\n"
88 "R fq_flows_cnt %u\n"
89 "R fq_backlog %u\n"
90 "R fq_overlimit %u\n"
91 "R fq_overmemory %u\n"
92 "R fq_collisions %u\n"
93 "R fq_memory_usage %u\n"
94 "RW fq_memory_limit %u\n"
95 "RW fq_limit %u\n"
96 "RW fq_quantum %u\n",
97 fq->flows_cnt,
98 fq->backlog,
99 fq->overmemory,
100 fq->overlimit,
101 fq->collisions,
102 fq->memory_usage,
103 fq->memory_limit,
104 fq->limit,
105 fq->quantum);
106
107 spin_unlock_bh(&local->fq.lock);
108
109 return simple_read_from_buffer(user_buf, count, ppos,
110 buf, len);
111}
112
113static ssize_t aqm_write(struct file *file,
114 const char __user *user_buf,
115 size_t count,
116 loff_t *ppos)
117{
118 struct ieee80211_local *local = file->private_data;
119 char buf[100];
120
121 if (count >= sizeof(buf))
122 return -EINVAL;
123
124 if (copy_from_user(buf, user_buf, count))
125 return -EFAULT;
126
127 if (count && buf[count - 1] == '\n')
128 buf[count - 1] = '\0';
129 else
130 buf[count] = '\0';
131
132 if (sscanf(buf, "fq_limit %u", &local->fq.limit) == 1)
133 return count;
134 else if (sscanf(buf, "fq_memory_limit %u", &local->fq.memory_limit) == 1)
135 return count;
136 else if (sscanf(buf, "fq_quantum %u", &local->fq.quantum) == 1)
137 return count;
138
139 return -EINVAL;
140}
141
142static const struct debugfs_short_fops aqm_ops = {
143 .write = aqm_write,
144 .read = aqm_read,
145 .llseek = default_llseek,
146};
147
148static ssize_t airtime_flags_read(struct file *file,
149 char __user *user_buf,
150 size_t count, loff_t *ppos)
151{
152 struct ieee80211_local *local = file->private_data;
153 char buf[128] = {}, *pos, *end;
154
155 pos = buf;
156 end = pos + sizeof(buf) - 1;
157
158 if (local->airtime_flags & AIRTIME_USE_TX)
159 pos += scnprintf(pos, end - pos, "AIRTIME_TX\t(%lx)\n",
160 AIRTIME_USE_TX);
161 if (local->airtime_flags & AIRTIME_USE_RX)
162 pos += scnprintf(pos, end - pos, "AIRTIME_RX\t(%lx)\n",
163 AIRTIME_USE_RX);
164
165 return simple_read_from_buffer(user_buf, count, ppos, buf,
166 strlen(buf));
167}
168
169static ssize_t airtime_flags_write(struct file *file,
170 const char __user *user_buf,
171 size_t count, loff_t *ppos)
172{
173 struct ieee80211_local *local = file->private_data;
174 char buf[16];
175
176 if (count >= sizeof(buf))
177 return -EINVAL;
178
179 if (copy_from_user(buf, user_buf, count))
180 return -EFAULT;
181
182 if (count && buf[count - 1] == '\n')
183 buf[count - 1] = '\0';
184 else
185 buf[count] = '\0';
186
187 if (kstrtou16(buf, 0, &local->airtime_flags))
188 return -EINVAL;
189
190 return count;
191}
192
193static const struct debugfs_short_fops airtime_flags_ops = {
194 .write = airtime_flags_write,
195 .read = airtime_flags_read,
196 .llseek = default_llseek,
197};
198
199static ssize_t aql_pending_read(struct file *file,
200 char __user *user_buf,
201 size_t count, loff_t *ppos)
202{
203 struct ieee80211_local *local = file->private_data;
204 char buf[400];
205 int len = 0;
206
207 len = scnprintf(buf, sizeof(buf),
208 "AC AQL pending\n"
209 "VO %u us\n"
210 "VI %u us\n"
211 "BE %u us\n"
212 "BK %u us\n"
213 "total %u us\n",
214 atomic_read(&local->aql_ac_pending_airtime[IEEE80211_AC_VO]),
215 atomic_read(&local->aql_ac_pending_airtime[IEEE80211_AC_VI]),
216 atomic_read(&local->aql_ac_pending_airtime[IEEE80211_AC_BE]),
217 atomic_read(&local->aql_ac_pending_airtime[IEEE80211_AC_BK]),
218 atomic_read(&local->aql_total_pending_airtime));
219 return simple_read_from_buffer(user_buf, count, ppos,
220 buf, len);
221}
222
223static const struct debugfs_short_fops aql_pending_ops = {
224 .read = aql_pending_read,
225 .llseek = default_llseek,
226};
227
228static ssize_t aql_txq_limit_read(struct file *file,
229 char __user *user_buf,
230 size_t count,
231 loff_t *ppos)
232{
233 struct ieee80211_local *local = file->private_data;
234 char buf[400];
235 int len = 0;
236
237 len = scnprintf(buf, sizeof(buf),
238 "AC AQL limit low AQL limit high\n"
239 "VO %u %u\n"
240 "VI %u %u\n"
241 "BE %u %u\n"
242 "BK %u %u\n",
243 local->aql_txq_limit_low[IEEE80211_AC_VO],
244 local->aql_txq_limit_high[IEEE80211_AC_VO],
245 local->aql_txq_limit_low[IEEE80211_AC_VI],
246 local->aql_txq_limit_high[IEEE80211_AC_VI],
247 local->aql_txq_limit_low[IEEE80211_AC_BE],
248 local->aql_txq_limit_high[IEEE80211_AC_BE],
249 local->aql_txq_limit_low[IEEE80211_AC_BK],
250 local->aql_txq_limit_high[IEEE80211_AC_BK]);
251 return simple_read_from_buffer(user_buf, count, ppos,
252 buf, len);
253}
254
255static ssize_t aql_txq_limit_write(struct file *file,
256 const char __user *user_buf,
257 size_t count,
258 loff_t *ppos)
259{
260 struct ieee80211_local *local = file->private_data;
261 char buf[100];
262 u32 ac, q_limit_low, q_limit_high, q_limit_low_old, q_limit_high_old;
263 struct sta_info *sta;
264
265 if (count >= sizeof(buf))
266 return -EINVAL;
267
268 if (copy_from_user(buf, user_buf, count))
269 return -EFAULT;
270
271 if (count && buf[count - 1] == '\n')
272 buf[count - 1] = '\0';
273 else
274 buf[count] = '\0';
275
276 if (sscanf(buf, "%u %u %u", &ac, &q_limit_low, &q_limit_high) != 3)
277 return -EINVAL;
278
279 if (ac >= IEEE80211_NUM_ACS)
280 return -EINVAL;
281
282 q_limit_low_old = local->aql_txq_limit_low[ac];
283 q_limit_high_old = local->aql_txq_limit_high[ac];
284
285 guard(wiphy)(local->hw.wiphy);
286
287 local->aql_txq_limit_low[ac] = q_limit_low;
288 local->aql_txq_limit_high[ac] = q_limit_high;
289
290 list_for_each_entry(sta, &local->sta_list, list) {
291 /* If a sta has customized queue limits, keep it */
292 if (sta->airtime[ac].aql_limit_low == q_limit_low_old &&
293 sta->airtime[ac].aql_limit_high == q_limit_high_old) {
294 sta->airtime[ac].aql_limit_low = q_limit_low;
295 sta->airtime[ac].aql_limit_high = q_limit_high;
296 }
297 }
298
299 return count;
300}
301
302static const struct debugfs_short_fops aql_txq_limit_ops = {
303 .write = aql_txq_limit_write,
304 .read = aql_txq_limit_read,
305 .llseek = default_llseek,
306};
307
308static ssize_t aql_enable_read(struct file *file, char __user *user_buf,
309 size_t count, loff_t *ppos)
310{
311 char buf[3];
312 int len;
313
314 len = scnprintf(buf, sizeof(buf), "%d\n",
315 !static_key_false(&aql_disable.key));
316
317 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
318}
319
320static ssize_t aql_enable_write(struct file *file, const char __user *user_buf,
321 size_t count, loff_t *ppos)
322{
323 bool aql_disabled = static_key_false(&aql_disable.key);
324 char buf[3];
325 size_t len;
326
327 if (count > sizeof(buf))
328 return -EINVAL;
329
330 if (copy_from_user(buf, user_buf, count))
331 return -EFAULT;
332
333 buf[sizeof(buf) - 1] = '\0';
334 len = strlen(buf);
335 if (len > 0 && buf[len - 1] == '\n')
336 buf[len - 1] = 0;
337
338 if (buf[0] == '0' && buf[1] == '\0') {
339 if (!aql_disabled)
340 static_branch_inc(&aql_disable);
341 } else if (buf[0] == '1' && buf[1] == '\0') {
342 if (aql_disabled)
343 static_branch_dec(&aql_disable);
344 } else {
345 return -EINVAL;
346 }
347
348 return count;
349}
350
351static const struct debugfs_short_fops aql_enable_ops = {
352 .write = aql_enable_write,
353 .read = aql_enable_read,
354 .llseek = default_llseek,
355};
356
357static ssize_t force_tx_status_read(struct file *file,
358 char __user *user_buf,
359 size_t count,
360 loff_t *ppos)
361{
362 struct ieee80211_local *local = file->private_data;
363 char buf[3];
364 int len = 0;
365
366 len = scnprintf(buf, sizeof(buf), "%d\n", (int)local->force_tx_status);
367
368 return simple_read_from_buffer(user_buf, count, ppos,
369 buf, len);
370}
371
372static ssize_t force_tx_status_write(struct file *file,
373 const char __user *user_buf,
374 size_t count,
375 loff_t *ppos)
376{
377 struct ieee80211_local *local = file->private_data;
378 char buf[3];
379
380 if (count >= sizeof(buf))
381 return -EINVAL;
382
383 if (copy_from_user(buf, user_buf, count))
384 return -EFAULT;
385
386 if (count && buf[count - 1] == '\n')
387 buf[count - 1] = '\0';
388 else
389 buf[count] = '\0';
390
391 if (buf[0] == '0' && buf[1] == '\0')
392 local->force_tx_status = 0;
393 else if (buf[0] == '1' && buf[1] == '\0')
394 local->force_tx_status = 1;
395 else
396 return -EINVAL;
397
398 return count;
399}
400
401static const struct debugfs_short_fops force_tx_status_ops = {
402 .write = force_tx_status_write,
403 .read = force_tx_status_read,
404 .llseek = default_llseek,
405};
406
407#ifdef CONFIG_PM
408static ssize_t reset_write(struct file *file, const char __user *user_buf,
409 size_t count, loff_t *ppos)
410{
411 struct ieee80211_local *local = file->private_data;
412 int ret;
413
414 rtnl_lock();
415 wiphy_lock(local->hw.wiphy);
416 __ieee80211_suspend(&local->hw, NULL);
417 ret = __ieee80211_resume(&local->hw);
418 wiphy_unlock(local->hw.wiphy);
419
420 if (ret)
421 cfg80211_shutdown_all_interfaces(local->hw.wiphy);
422
423 rtnl_unlock();
424
425 return count;
426}
427
428static const struct debugfs_short_fops reset_ops = {
429 .write = reset_write,
430 .llseek = noop_llseek,
431};
432#endif
433
434static const char *hw_flag_names[] = {
435#define FLAG(F) [IEEE80211_HW_##F] = #F
436 FLAG(HAS_RATE_CONTROL),
437 FLAG(RX_INCLUDES_FCS),
438 FLAG(HOST_BROADCAST_PS_BUFFERING),
439 FLAG(SIGNAL_UNSPEC),
440 FLAG(SIGNAL_DBM),
441 FLAG(NEED_DTIM_BEFORE_ASSOC),
442 FLAG(SPECTRUM_MGMT),
443 FLAG(AMPDU_AGGREGATION),
444 FLAG(SUPPORTS_PS),
445 FLAG(PS_NULLFUNC_STACK),
446 FLAG(SUPPORTS_DYNAMIC_PS),
447 FLAG(MFP_CAPABLE),
448 FLAG(WANT_MONITOR_VIF),
449 FLAG(NO_VIRTUAL_MONITOR),
450 FLAG(NO_AUTO_VIF),
451 FLAG(SW_CRYPTO_CONTROL),
452 FLAG(SUPPORT_FAST_XMIT),
453 FLAG(REPORTS_TX_ACK_STATUS),
454 FLAG(CONNECTION_MONITOR),
455 FLAG(QUEUE_CONTROL),
456 FLAG(SUPPORTS_PER_STA_GTK),
457 FLAG(AP_LINK_PS),
458 FLAG(TX_AMPDU_SETUP_IN_HW),
459 FLAG(SUPPORTS_RC_TABLE),
460 FLAG(P2P_DEV_ADDR_FOR_INTF),
461 FLAG(TIMING_BEACON_ONLY),
462 FLAG(SUPPORTS_HT_CCK_RATES),
463 FLAG(CHANCTX_STA_CSA),
464 FLAG(SUPPORTS_CLONED_SKBS),
465 FLAG(SINGLE_SCAN_ON_ALL_BANDS),
466 FLAG(TDLS_WIDER_BW),
467 FLAG(SUPPORTS_AMSDU_IN_AMPDU),
468 FLAG(BEACON_TX_STATUS),
469 FLAG(NEEDS_UNIQUE_STA_ADDR),
470 FLAG(SUPPORTS_REORDERING_BUFFER),
471 FLAG(USES_RSS),
472 FLAG(TX_AMSDU),
473 FLAG(TX_FRAG_LIST),
474 FLAG(REPORTS_LOW_ACK),
475 FLAG(SUPPORTS_TX_FRAG),
476 FLAG(SUPPORTS_TDLS_BUFFER_STA),
477 FLAG(DOESNT_SUPPORT_QOS_NDP),
478 FLAG(BUFF_MMPDU_TXQ),
479 FLAG(SUPPORTS_VHT_EXT_NSS_BW),
480 FLAG(STA_MMPDU_TXQ),
481 FLAG(TX_STATUS_NO_AMPDU_LEN),
482 FLAG(SUPPORTS_MULTI_BSSID),
483 FLAG(SUPPORTS_ONLY_HE_MULTI_BSSID),
484 FLAG(AMPDU_KEYBORDER_SUPPORT),
485 FLAG(SUPPORTS_TX_ENCAP_OFFLOAD),
486 FLAG(SUPPORTS_RX_DECAP_OFFLOAD),
487 FLAG(SUPPORTS_CONC_MON_RX_DECAP),
488 FLAG(DETECTS_COLOR_COLLISION),
489 FLAG(MLO_MCAST_MULTI_LINK_TX),
490 FLAG(DISALLOW_PUNCTURING),
491 FLAG(HANDLES_QUIET_CSA),
492 FLAG(STRICT),
493#undef FLAG
494};
495
496static ssize_t hwflags_read(struct file *file, char __user *user_buf,
497 size_t count, loff_t *ppos)
498{
499 struct ieee80211_local *local = file->private_data;
500 size_t bufsz = 30 * NUM_IEEE80211_HW_FLAGS;
501 char *buf = kzalloc(bufsz, GFP_KERNEL);
502 char *pos = buf, *end = buf + bufsz - 1;
503 ssize_t rv;
504 int i;
505
506 if (!buf)
507 return -ENOMEM;
508
509 /* fail compilation if somebody adds or removes
510 * a flag without updating the name array above
511 */
512 BUILD_BUG_ON(ARRAY_SIZE(hw_flag_names) != NUM_IEEE80211_HW_FLAGS);
513
514 for (i = 0; i < NUM_IEEE80211_HW_FLAGS; i++) {
515 if (test_bit(i, local->hw.flags))
516 pos += scnprintf(pos, end - pos, "%s\n",
517 hw_flag_names[i]);
518 }
519
520 rv = simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf));
521 kfree(buf);
522 return rv;
523}
524
525static ssize_t hwflags_write(struct file *file, const char __user *user_buf,
526 size_t count, loff_t *ppos)
527{
528 struct ieee80211_local *local = file->private_data;
529 char buf[100];
530 int val;
531
532 if (count >= sizeof(buf))
533 return -EINVAL;
534
535 if (copy_from_user(buf, user_buf, count))
536 return -EFAULT;
537
538 if (count && buf[count - 1] == '\n')
539 buf[count - 1] = '\0';
540 else
541 buf[count] = '\0';
542
543 if (sscanf(buf, "strict=%d", &val) == 1) {
544 switch (val) {
545 case 0:
546 ieee80211_hw_set(&local->hw, STRICT);
547 return count;
548 case 1:
549 __clear_bit(IEEE80211_HW_STRICT, local->hw.flags);
550 return count;
551 default:
552 return -EINVAL;
553 }
554 }
555
556 return -EINVAL;
557}
558
559static const struct file_operations hwflags_ops = {
560 .open = simple_open,
561 .read = hwflags_read,
562 .write = hwflags_write,
563};
564
565static ssize_t misc_read(struct file *file, char __user *user_buf,
566 size_t count, loff_t *ppos)
567{
568 struct ieee80211_local *local = file->private_data;
569 /* Max len of each line is 16 characters, plus 9 for 'pending:\n' */
570 size_t bufsz = IEEE80211_MAX_QUEUES * 16 + 9;
571 char *buf;
572 char *pos, *end;
573 ssize_t rv;
574 int i;
575 int ln;
576
577 buf = kzalloc(bufsz, GFP_KERNEL);
578 if (!buf)
579 return -ENOMEM;
580
581 pos = buf;
582 end = buf + bufsz - 1;
583
584 pos += scnprintf(pos, end - pos, "pending:\n");
585
586 for (i = 0; i < IEEE80211_MAX_QUEUES; i++) {
587 ln = skb_queue_len(&local->pending[i]);
588 pos += scnprintf(pos, end - pos, "[%i] %d\n",
589 i, ln);
590 }
591
592 rv = simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf));
593 kfree(buf);
594 return rv;
595}
596
597static ssize_t queues_read(struct file *file, char __user *user_buf,
598 size_t count, loff_t *ppos)
599{
600 struct ieee80211_local *local = file->private_data;
601 unsigned long flags;
602 char buf[IEEE80211_MAX_QUEUES * 20];
603 int q, res = 0;
604
605 spin_lock_irqsave(&local->queue_stop_reason_lock, flags);
606 for (q = 0; q < local->hw.queues; q++)
607 res += sprintf(buf + res, "%02d: %#.8lx/%d\n", q,
608 local->queue_stop_reasons[q],
609 skb_queue_len(&local->pending[q]));
610 spin_unlock_irqrestore(&local->queue_stop_reason_lock, flags);
611
612 return simple_read_from_buffer(user_buf, count, ppos, buf, res);
613}
614
615DEBUGFS_READONLY_FILE_OPS(queues);
616DEBUGFS_READONLY_FILE_OPS(misc);
617
618/* statistics stuff */
619
620static ssize_t format_devstat_counter(struct ieee80211_local *local,
621 char __user *userbuf,
622 size_t count, loff_t *ppos,
623 int (*printvalue)(struct ieee80211_low_level_stats *stats, char *buf,
624 int buflen))
625{
626 struct ieee80211_low_level_stats stats;
627 char buf[20];
628 int res;
629
630 wiphy_lock(local->hw.wiphy);
631 res = drv_get_stats(local, &stats);
632 wiphy_unlock(local->hw.wiphy);
633 if (res)
634 return res;
635 res = printvalue(&stats, buf, sizeof(buf));
636 return simple_read_from_buffer(userbuf, count, ppos, buf, res);
637}
638
639#define DEBUGFS_DEVSTATS_FILE(name) \
640static int print_devstats_##name(struct ieee80211_low_level_stats *stats,\
641 char *buf, int buflen) \
642{ \
643 return scnprintf(buf, buflen, "%u\n", stats->name); \
644} \
645static ssize_t stats_ ##name## _read(struct file *file, \
646 char __user *userbuf, \
647 size_t count, loff_t *ppos) \
648{ \
649 return format_devstat_counter(file->private_data, \
650 userbuf, \
651 count, \
652 ppos, \
653 print_devstats_##name); \
654} \
655 \
656static const struct debugfs_short_fops stats_ ##name## _ops = { \
657 .read = stats_ ##name## _read, \
658 .llseek = generic_file_llseek, \
659};
660
661#ifdef CONFIG_MAC80211_DEBUG_COUNTERS
662#define DEBUGFS_STATS_ADD(name) \
663 debugfs_create_u32(#name, 0400, statsd, &local->name);
664#endif
665#define DEBUGFS_DEVSTATS_ADD(name) \
666 debugfs_create_file(#name, 0400, statsd, local, &stats_ ##name## _ops);
667
668DEBUGFS_DEVSTATS_FILE(dot11ACKFailureCount);
669DEBUGFS_DEVSTATS_FILE(dot11RTSFailureCount);
670DEBUGFS_DEVSTATS_FILE(dot11FCSErrorCount);
671DEBUGFS_DEVSTATS_FILE(dot11RTSSuccessCount);
672
673void debugfs_hw_add(struct ieee80211_local *local)
674{
675 struct dentry *phyd = local->hw.wiphy->debugfsdir;
676 struct dentry *statsd;
677
678 if (!phyd)
679 return;
680
681 local->debugfs.keys = debugfs_create_dir("keys", phyd);
682
683 DEBUGFS_ADD(total_ps_buffered);
684 DEBUGFS_ADD(wep_iv);
685 DEBUGFS_ADD(rate_ctrl_alg);
686 DEBUGFS_ADD(queues);
687 DEBUGFS_ADD(misc);
688#ifdef CONFIG_PM
689 DEBUGFS_ADD_MODE(reset, 0200);
690#endif
691 DEBUGFS_ADD_MODE(hwflags, 0600);
692 DEBUGFS_ADD(user_power);
693 DEBUGFS_ADD(power);
694 DEBUGFS_ADD(hw_conf);
695 DEBUGFS_ADD_MODE(force_tx_status, 0600);
696 DEBUGFS_ADD_MODE(aql_enable, 0600);
697 DEBUGFS_ADD(aql_pending);
698 DEBUGFS_ADD_MODE(aqm, 0600);
699
700 DEBUGFS_ADD_MODE(airtime_flags, 0600);
701
702 DEBUGFS_ADD(aql_txq_limit);
703 debugfs_create_u32("aql_threshold", 0600,
704 phyd, &local->aql_threshold);
705
706 statsd = debugfs_create_dir("statistics", phyd);
707
708#ifdef CONFIG_MAC80211_DEBUG_COUNTERS
709 DEBUGFS_STATS_ADD(dot11TransmittedFragmentCount);
710 DEBUGFS_STATS_ADD(dot11MulticastTransmittedFrameCount);
711 DEBUGFS_STATS_ADD(dot11FailedCount);
712 DEBUGFS_STATS_ADD(dot11RetryCount);
713 DEBUGFS_STATS_ADD(dot11MultipleRetryCount);
714 DEBUGFS_STATS_ADD(dot11FrameDuplicateCount);
715 DEBUGFS_STATS_ADD(dot11ReceivedFragmentCount);
716 DEBUGFS_STATS_ADD(dot11MulticastReceivedFrameCount);
717 DEBUGFS_STATS_ADD(dot11TransmittedFrameCount);
718 DEBUGFS_STATS_ADD(tx_handlers_queued);
719 DEBUGFS_STATS_ADD(tx_handlers_drop_wep);
720 DEBUGFS_STATS_ADD(tx_handlers_drop_not_assoc);
721 DEBUGFS_STATS_ADD(tx_handlers_drop_unauth_port);
722 DEBUGFS_STATS_ADD(rx_handlers_drop);
723 DEBUGFS_STATS_ADD(rx_handlers_queued);
724 DEBUGFS_STATS_ADD(rx_handlers_drop_nullfunc);
725 DEBUGFS_STATS_ADD(rx_handlers_drop_defrag);
726 DEBUGFS_STATS_ADD(tx_expand_skb_head);
727 DEBUGFS_STATS_ADD(tx_expand_skb_head_cloned);
728 DEBUGFS_STATS_ADD(rx_expand_skb_head_defrag);
729 DEBUGFS_STATS_ADD(rx_handlers_fragments);
730 DEBUGFS_STATS_ADD(tx_status_drop);
731#endif
732 DEBUGFS_DEVSTATS_ADD(dot11ACKFailureCount);
733 DEBUGFS_DEVSTATS_ADD(dot11RTSFailureCount);
734 DEBUGFS_DEVSTATS_ADD(dot11FCSErrorCount);
735 DEBUGFS_DEVSTATS_ADD(dot11RTSSuccessCount);
736}