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MIPS: smp-cps: Clear Status IPL field when using EIC
[linux-2.6-block.git] / net / mac80211 / debugfs_netdev.c
CommitLineData
e9f207f0
JB		 1/*
2 * Copyright (c) 2006 Jiri Benc <jbenc@suse.cz>
3 * Copyright 2007 Johannes Berg <johannes@sipsolutions.net>
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation.
8 */
9
10#include <linux/kernel.h>
11#include <linux/device.h>
12#include <linux/if.h>
28656a11 13#include <linux/if_ether.h>
e9f207f0
JB		 14#include <linux/interrupt.h>
15#include <linux/netdevice.h>
16#include <linux/rtnetlink.h>
5a0e3ad6 17#include <linux/slab.h>
e9f207f0
JB		 18#include <linux/notifier.h>
19#include <net/mac80211.h>
20#include <net/cfg80211.h>
21#include "ieee80211_i.h"
2c8dccc7 22#include "rate.h"
e9f207f0
JB		 23#include "debugfs.h"
24#include "debugfs_netdev.h"
37a41b4a 25#include "driver-ops.h"
e9f207f0
JB		 26
27static ssize_t ieee80211_if_read(
28 struct ieee80211_sub_if_data *sdata,
29 char __user *userbuf,
30 size_t count, loff_t *ppos,
31 ssize_t (*format)(const struct ieee80211_sub_if_data *, char *, int))
32{
33 char buf[70];
34 ssize_t ret = -EINVAL;
35
36 read_lock(&dev_base_lock);
923eaf36 37 ret = (*format)(sdata, buf, sizeof(buf));
e9f207f0 38 read_unlock(&dev_base_lock);
73bb3e4a 39
681d1190 40 if (ret >= 0)
73bb3e4a
LCC		 41 ret = simple_read_from_buffer(userbuf, count, ppos, buf, ret);
42
e9f207f0
JB		 43 return ret;
44}
45
0f78231b
JB		 46static ssize_t ieee80211_if_write(
47 struct ieee80211_sub_if_data *sdata,
48 const char __user *userbuf,
49 size_t count, loff_t *ppos,
50 ssize_t (*write)(struct ieee80211_sub_if_data *, const char *, int))
51{
ada577c1 52 char buf[64];
51f5f8ca 53 ssize_t ret;
0f78231b 54
ada577c1
EP		 55 if (count >= sizeof(buf))
56 return -E2BIG;
0f78231b
JB		 57
58 if (copy_from_user(buf, userbuf, count))
ada577c1
EP		 59 return -EFAULT;
60 buf[count] = '\0';
0f78231b 61
51f5f8ca 62 ret = -ENODEV;
0f78231b 63 rtnl_lock();
923eaf36 64 ret = (*write)(sdata, buf, count);
0f78231b
JB		 65 rtnl_unlock();
66
67 return ret;
68}
69
e9f207f0
JB		 70#define IEEE80211_IF_FMT(name, field, format_string) \
71static ssize_t ieee80211_if_fmt_##name( \
72 const struct ieee80211_sub_if_data *sdata, char *buf, \
73 int buflen) \
74{ \
75 return scnprintf(buf, buflen, format_string, sdata->field); \
76}
77#define IEEE80211_IF_FMT_DEC(name, field) \
78 IEEE80211_IF_FMT(name, field, "%d\n")
79#define IEEE80211_IF_FMT_HEX(name, field) \
80 IEEE80211_IF_FMT(name, field, "%#x\n")
4914b3bb
BG		 81#define IEEE80211_IF_FMT_LHEX(name, field) \
82 IEEE80211_IF_FMT(name, field, "%#lx\n")
e9f207f0
JB		 83#define IEEE80211_IF_FMT_SIZE(name, field) \
84 IEEE80211_IF_FMT(name, field, "%zd\n")
85
19468413
SW		 86#define IEEE80211_IF_FMT_HEXARRAY(name, field) \
87static ssize_t ieee80211_if_fmt_##name( \
88 const struct ieee80211_sub_if_data *sdata, \
89 char *buf, int buflen) \
90{ \
91 char *p = buf; \
92 int i; \
93 for (i = 0; i < sizeof(sdata->field); i++) { \
94 p += scnprintf(p, buflen + buf - p, "%.2x ", \
95 sdata->field[i]); \
96 } \
97 p += scnprintf(p, buflen + buf - p, "\n"); \
98 return p - buf; \
99}
100
e9f207f0
JB		 101#define IEEE80211_IF_FMT_ATOMIC(name, field) \
102static ssize_t ieee80211_if_fmt_##name( \
103 const struct ieee80211_sub_if_data *sdata, \
104 char *buf, int buflen) \
105{ \
106 return scnprintf(buf, buflen, "%d\n", atomic_read(&sdata->field));\
107}
108
109#define IEEE80211_IF_FMT_MAC(name, field) \
110static ssize_t ieee80211_if_fmt_##name( \
111 const struct ieee80211_sub_if_data *sdata, char *buf, \
112 int buflen) \
113{ \
0c68ae26 114 return scnprintf(buf, buflen, "%pM\n", sdata->field); \
e9f207f0
JB		 115}
116
78e443e4
BG		 117#define IEEE80211_IF_FMT_JIFFIES_TO_MS(name, field) \
118static ssize_t ieee80211_if_fmt_##name( \
119 const struct ieee80211_sub_if_data *sdata, \
120 char *buf, int buflen) \
121{ \
122 return scnprintf(buf, buflen, "%d\n", \
123 jiffies_to_msecs(sdata->field)); \
124}
125
4cd3c4ec
JB		 126#define _IEEE80211_IF_FILE_OPS(name, _read, _write) \
127static const struct file_operations name##_ops = { \
128 .read = (_read), \
129 .write = (_write), \
130 .open = simple_open, \
131 .llseek = generic_file_llseek, \
132}
133
134#define _IEEE80211_IF_FILE_R_FN(name) \
e9f207f0
JB		 135static ssize_t ieee80211_if_read_##name(struct file *file, \
136 char __user *userbuf, \
137 size_t count, loff_t *ppos) \
138{ \
139 return ieee80211_if_read(file->private_data, \
140 userbuf, count, ppos, \
141 ieee80211_if_fmt_##name); \
e9f207f0
JB		 142}
143
4cd3c4ec 144#define _IEEE80211_IF_FILE_W_FN(name) \
0f78231b
JB		 145static ssize_t ieee80211_if_write_##name(struct file *file, \
146 const char __user *userbuf, \
147 size_t count, loff_t *ppos) \
148{ \
149 return ieee80211_if_write(file->private_data, userbuf, count, \
150 ppos, ieee80211_if_parse_##name); \
4cd3c4ec
JB		 151}
152
153#define IEEE80211_IF_FILE_R(name) \
154 _IEEE80211_IF_FILE_R_FN(name) \
155 _IEEE80211_IF_FILE_OPS(name, ieee80211_if_read_##name, NULL)
156
157#define IEEE80211_IF_FILE_W(name) \
158 _IEEE80211_IF_FILE_W_FN(name) \
159 _IEEE80211_IF_FILE_OPS(name, NULL, ieee80211_if_write_##name)
0f78231b 160
4cd3c4ec
JB		 161#define IEEE80211_IF_FILE_RW(name) \
162 _IEEE80211_IF_FILE_R_FN(name) \
163 _IEEE80211_IF_FILE_W_FN(name) \
164 _IEEE80211_IF_FILE_OPS(name, ieee80211_if_read_##name, \
165 ieee80211_if_write_##name)
0f78231b 166
e9f207f0 167#define IEEE80211_IF_FILE(name, field, format) \
4cd3c4ec
JB		 168 IEEE80211_IF_FMT_##format(name, field) \
169 IEEE80211_IF_FILE_R(name)
e9f207f0
JB		 170
171/* common attributes */
37eb0b16
JM		 172IEEE80211_IF_FILE(rc_rateidx_mask_2ghz, rc_rateidx_mask[IEEE80211_BAND_2GHZ],
173 HEX);
174IEEE80211_IF_FILE(rc_rateidx_mask_5ghz, rc_rateidx_mask[IEEE80211_BAND_5GHZ],
175 HEX);
19468413
SW		 176IEEE80211_IF_FILE(rc_rateidx_mcs_mask_2ghz,
177 rc_rateidx_mcs_mask[IEEE80211_BAND_2GHZ], HEXARRAY);
178IEEE80211_IF_FILE(rc_rateidx_mcs_mask_5ghz,
179 rc_rateidx_mcs_mask[IEEE80211_BAND_5GHZ], HEXARRAY);
180
b119ad6e
LB		 181static ssize_t ieee80211_if_fmt_rc_rateidx_vht_mcs_mask_2ghz(
182 const struct ieee80211_sub_if_data *sdata,
183 char *buf, int buflen)
184{
185 int i, len = 0;
186 const u16 *mask = sdata->rc_rateidx_vht_mcs_mask[IEEE80211_BAND_2GHZ];
187
188 for (i = 0; i < NL80211_VHT_NSS_MAX; i++)
189 len += scnprintf(buf + len, buflen - len, "%04x ", mask[i]);
190 len += scnprintf(buf + len, buflen - len, "\n");
191
192 return len;
193}
194
195IEEE80211_IF_FILE_R(rc_rateidx_vht_mcs_mask_2ghz);
196
197static ssize_t ieee80211_if_fmt_rc_rateidx_vht_mcs_mask_5ghz(
198 const struct ieee80211_sub_if_data *sdata,
199 char *buf, int buflen)
200{
201 int i, len = 0;
202 const u16 *mask = sdata->rc_rateidx_vht_mcs_mask[IEEE80211_BAND_5GHZ];
203
204 for (i = 0; i < NL80211_VHT_NSS_MAX; i++)
205 len += scnprintf(buf + len, buflen - len, "%04x ", mask[i]);
206 len += scnprintf(buf + len, buflen - len, "\n");
207
208 return len;
209}
210
211IEEE80211_IF_FILE_R(rc_rateidx_vht_mcs_mask_5ghz);
212
4914b3bb
BG		 213IEEE80211_IF_FILE(flags, flags, HEX);
214IEEE80211_IF_FILE(state, state, LHEX);
1ea6f9c0
JB		 215IEEE80211_IF_FILE(txpower, vif.bss_conf.txpower, DEC);
216IEEE80211_IF_FILE(ap_power_level, ap_power_level, DEC);
217IEEE80211_IF_FILE(user_power_level, user_power_level, DEC);
e9f207f0 218
08643315
JB		 219static ssize_t
220ieee80211_if_fmt_hw_queues(const struct ieee80211_sub_if_data *sdata,
221 char *buf, int buflen)
222{
223 int len;
224
225 len = scnprintf(buf, buflen, "AC queues: VO:%d VI:%d BE:%d BK:%d\n",
226 sdata->vif.hw_queue[IEEE80211_AC_VO],
227 sdata->vif.hw_queue[IEEE80211_AC_VI],
228 sdata->vif.hw_queue[IEEE80211_AC_BE],
229 sdata->vif.hw_queue[IEEE80211_AC_BK]);
230
231 if (sdata->vif.type == NL80211_IFTYPE_AP)
232 len += scnprintf(buf + len, buflen - len, "cab queue: %d\n",
233 sdata->vif.cab_queue);
234
235 return len;
236}
4cd3c4ec 237IEEE80211_IF_FILE_R(hw_queues);
08643315 238
46900298 239/* STA attributes */
46900298 240IEEE80211_IF_FILE(bssid, u.mgd.bssid, MAC);
46900298 241IEEE80211_IF_FILE(aid, u.mgd.aid, DEC);
78e443e4 242IEEE80211_IF_FILE(beacon_timeout, u.mgd.beacon_timeout, JIFFIES_TO_MS);
e9f207f0 243
0f78231b
JB		 244static int ieee80211_set_smps(struct ieee80211_sub_if_data *sdata,
245 enum ieee80211_smps_mode smps_mode)
246{
247 struct ieee80211_local *local = sdata->local;
248 int err;
249
0d8614b4 250 if (!(local->hw.wiphy->features & NL80211_FEATURE_STATIC_SMPS) &&
0f78231b
JB		 251 smps_mode == IEEE80211_SMPS_STATIC)
252 return -EINVAL;
253
254 /* auto should be dynamic if in PS mode */
0d8614b4 255 if (!(local->hw.wiphy->features & NL80211_FEATURE_DYNAMIC_SMPS) &&
0f78231b
JB		 256 (smps_mode == IEEE80211_SMPS_DYNAMIC ||
257 smps_mode == IEEE80211_SMPS_AUTOMATIC))
258 return -EINVAL;
259
687da132
EG		 260 if (sdata->vif.type != NL80211_IFTYPE_STATION &&
261 sdata->vif.type != NL80211_IFTYPE_AP)
0f78231b
JB		 262 return -EOPNOTSUPP;
263
8d61ffa5 264 sdata_lock(sdata);
687da132
EG		 265 if (sdata->vif.type == NL80211_IFTYPE_STATION)
266 err = __ieee80211_request_smps_mgd(sdata, smps_mode);
267 else
268 err = __ieee80211_request_smps_ap(sdata, smps_mode);
8d61ffa5 269 sdata_unlock(sdata);
0f78231b
JB		 270
271 return err;
272}
273
274static const char *smps_modes[IEEE80211_SMPS_NUM_MODES] = {
275 [IEEE80211_SMPS_AUTOMATIC] = "auto",
276 [IEEE80211_SMPS_OFF] = "off",
277 [IEEE80211_SMPS_STATIC] = "static",
278 [IEEE80211_SMPS_DYNAMIC] = "dynamic",
279};
280
281static ssize_t ieee80211_if_fmt_smps(const struct ieee80211_sub_if_data *sdata,
282 char *buf, int buflen)
283{
687da132
EG		 284 if (sdata->vif.type == NL80211_IFTYPE_STATION)
285 return snprintf(buf, buflen, "request: %s\nused: %s\n",
286 smps_modes[sdata->u.mgd.req_smps],
287 smps_modes[sdata->smps_mode]);
288 if (sdata->vif.type == NL80211_IFTYPE_AP)
289 return snprintf(buf, buflen, "request: %s\nused: %s\n",
290 smps_modes[sdata->u.ap.req_smps],
291 smps_modes[sdata->smps_mode]);
292 return -EINVAL;
0f78231b
JB		 293}
294
295static ssize_t ieee80211_if_parse_smps(struct ieee80211_sub_if_data *sdata,
296 const char *buf, int buflen)
297{
298 enum ieee80211_smps_mode mode;
299
300 for (mode = 0; mode < IEEE80211_SMPS_NUM_MODES; mode++) {
301 if (strncmp(buf, smps_modes[mode], buflen) == 0) {
302 int err = ieee80211_set_smps(sdata, mode);
303 if (!err)
304 return buflen;
305 return err;
306 }
307 }
308
309 return -EINVAL;
310}
4cd3c4ec 311IEEE80211_IF_FILE_RW(smps);
681d1190 312
681d1190
JM		 313static ssize_t ieee80211_if_parse_tkip_mic_test(
314 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
315{
316 struct ieee80211_local *local = sdata->local;
317 u8 addr[ETH_ALEN];
318 struct sk_buff *skb;
319 struct ieee80211_hdr *hdr;
320 __le16 fc;
321
28656a11 322 if (!mac_pton(buf, addr))
681d1190
JM		 323 return -EINVAL;
324
325 if (!ieee80211_sdata_running(sdata))
326 return -ENOTCONN;
327
328 skb = dev_alloc_skb(local->hw.extra_tx_headroom + 24 + 100);
329 if (!skb)
330 return -ENOMEM;
331 skb_reserve(skb, local->hw.extra_tx_headroom);
332
333 hdr = (struct ieee80211_hdr *) skb_put(skb, 24);
334 memset(hdr, 0, 24);
335 fc = cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_DATA);
336
337 switch (sdata->vif.type) {
338 case NL80211_IFTYPE_AP:
339 fc |= cpu_to_le16(IEEE80211_FCTL_FROMDS);
340 /* DA BSSID SA */
341 memcpy(hdr->addr1, addr, ETH_ALEN);
342 memcpy(hdr->addr2, sdata->vif.addr, ETH_ALEN);
343 memcpy(hdr->addr3, sdata->vif.addr, ETH_ALEN);
344 break;
345 case NL80211_IFTYPE_STATION:
346 fc |= cpu_to_le16(IEEE80211_FCTL_TODS);
347 /* BSSID SA DA */
8d61ffa5 348 sdata_lock(sdata);
41c97a20 349 if (!sdata->u.mgd.associated) {
8d61ffa5 350 sdata_unlock(sdata);
681d1190
JM		 351 dev_kfree_skb(skb);
352 return -ENOTCONN;
353 }
41c97a20 354 memcpy(hdr->addr1, sdata->u.mgd.associated->bssid, ETH_ALEN);
681d1190
JM		 355 memcpy(hdr->addr2, sdata->vif.addr, ETH_ALEN);
356 memcpy(hdr->addr3, addr, ETH_ALEN);
8d61ffa5 357 sdata_unlock(sdata);
681d1190
JM		 358 break;
359 default:
360 dev_kfree_skb(skb);
361 return -EOPNOTSUPP;
362 }
363 hdr->frame_control = fc;
364
365 /*
366 * Add some length to the test frame to make it look bit more valid.
367 * The exact contents does not matter since the recipient is required
368 * to drop this because of the Michael MIC failure.
369 */
370 memset(skb_put(skb, 50), 0, 50);
371
372 IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_TKIP_MIC_FAILURE;
373
374 ieee80211_tx_skb(sdata, skb);
375
376 return buflen;
377}
4cd3c4ec 378IEEE80211_IF_FILE_W(tkip_mic_test);
681d1190 379
802ee9ec
EP		 380static ssize_t ieee80211_if_parse_beacon_loss(
381 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
382{
383 if (!ieee80211_sdata_running(sdata) || !sdata->vif.bss_conf.assoc)
384 return -ENOTCONN;
385
386 ieee80211_beacon_loss(&sdata->vif);
387
388 return buflen;
389}
390IEEE80211_IF_FILE_W(beacon_loss);
391
dc41e4d4
EP		 392static ssize_t ieee80211_if_fmt_uapsd_queues(
393 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
394{
395 const struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
396
397 return snprintf(buf, buflen, "0x%x\n", ifmgd->uapsd_queues);
398}
399
400static ssize_t ieee80211_if_parse_uapsd_queues(
401 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
402{
403 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
404 u8 val;
405 int ret;
406
407 ret = kstrtou8(buf, 0, &val);
408 if (ret)
409 return ret;
410
411 if (val & ~IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK)
412 return -ERANGE;
413
414 ifmgd->uapsd_queues = val;
415
416 return buflen;
417}
4cd3c4ec 418IEEE80211_IF_FILE_RW(uapsd_queues);
dc41e4d4
EP		 419
420static ssize_t ieee80211_if_fmt_uapsd_max_sp_len(
421 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
422{
423 const struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
424
425 return snprintf(buf, buflen, "0x%x\n", ifmgd->uapsd_max_sp_len);
426}
427
428static ssize_t ieee80211_if_parse_uapsd_max_sp_len(
429 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
430{
431 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
432 unsigned long val;
433 int ret;
434
435 ret = kstrtoul(buf, 0, &val);
436 if (ret)
437 return -EINVAL;
438
439 if (val & ~IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK)
440 return -ERANGE;
441
442 ifmgd->uapsd_max_sp_len = val;
443
444 return buflen;
445}
4cd3c4ec 446IEEE80211_IF_FILE_RW(uapsd_max_sp_len);
dc41e4d4 447
82c0cc90
AN		 448static ssize_t ieee80211_if_fmt_tdls_wider_bw(
449 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
450{
451 const struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
452 bool tdls_wider_bw;
453
454 tdls_wider_bw = ieee80211_hw_check(&sdata->local->hw, TDLS_WIDER_BW) &&
455 !ifmgd->tdls_wider_bw_prohibited;
456
457 return snprintf(buf, buflen, "%d\n", tdls_wider_bw);
458}
459
460static ssize_t ieee80211_if_parse_tdls_wider_bw(
461 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
462{
463 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
464 u8 val;
465 int ret;
466
467 ret = kstrtou8(buf, 0, &val);
468 if (ret)
469 return ret;
470
471 ifmgd->tdls_wider_bw_prohibited = !val;
472 return buflen;
473}
474IEEE80211_IF_FILE_RW(tdls_wider_bw);
475
e9f207f0 476/* AP attributes */
030ef8f8 477IEEE80211_IF_FILE(num_mcast_sta, u.ap.num_mcast_sta, ATOMIC);
d012a605
MP		 478IEEE80211_IF_FILE(num_sta_ps, u.ap.ps.num_sta_ps, ATOMIC);
479IEEE80211_IF_FILE(dtim_count, u.ap.ps.dtim_count, DEC);
e9f207f0
JB		 480
481static ssize_t ieee80211_if_fmt_num_buffered_multicast(
482 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
483{
484 return scnprintf(buf, buflen, "%u\n",
d012a605 485 skb_queue_len(&sdata->u.ap.ps.bc_buf));
e9f207f0 486}
4cd3c4ec 487IEEE80211_IF_FILE_R(num_buffered_multicast);
e9f207f0 488
37a41b4a
EP		 489/* IBSS attributes */
490static ssize_t ieee80211_if_fmt_tsf(
491 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
492{
493 struct ieee80211_local *local = sdata->local;
494 u64 tsf;
495
496 tsf = drv_get_tsf(local, (struct ieee80211_sub_if_data *)sdata);
497
498 return scnprintf(buf, buflen, "0x%016llx\n", (unsigned long long) tsf);
499}
500
501static ssize_t ieee80211_if_parse_tsf(
502 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
503{
504 struct ieee80211_local *local = sdata->local;
505 unsigned long long tsf;
506 int ret;
9bdd3a6b 507 int tsf_is_delta = 0;
37a41b4a
EP		 508
509 if (strncmp(buf, "reset", 5) == 0) {
510 if (local->ops->reset_tsf) {
511 drv_reset_tsf(local, sdata);
512 wiphy_info(local->hw.wiphy, "debugfs reset TSF\n");
513 }
514 } else {
9bdd3a6b
JC		 515 if (buflen > 10 && buf[1] == '=') {
516 if (buf[0] == '+')
517 tsf_is_delta = 1;
518 else if (buf[0] == '-')
519 tsf_is_delta = -1;
520 else
521 return -EINVAL;
522 buf += 2;
523 }
37a41b4a
EP		 524 ret = kstrtoull(buf, 10, &tsf);
525 if (ret < 0)
6fc1da9b 526 return ret;
9bdd3a6b
JC		 527 if (tsf_is_delta)
528 tsf = drv_get_tsf(local, sdata) + tsf_is_delta * tsf;
37a41b4a
EP		 529 if (local->ops->set_tsf) {
530 drv_set_tsf(local, sdata, tsf);
531 wiphy_info(local->hw.wiphy,
532 "debugfs set TSF to %#018llx\n", tsf);
533 }
534 }
535
057d5f4b 536 ieee80211_recalc_dtim(local, sdata);
37a41b4a
EP		 537 return buflen;
538}
4cd3c4ec 539IEEE80211_IF_FILE_RW(tsf);
37a41b4a
EP		 540
541
e9f207f0
JB		 542/* WDS attributes */
543IEEE80211_IF_FILE(peer, u.wds.remote_addr, MAC);
544
9f42f607 545#ifdef CONFIG_MAC80211_MESH
d4a5a489
AN		 546IEEE80211_IF_FILE(estab_plinks, u.mesh.estab_plinks, ATOMIC);
547
9f42f607 548/* Mesh stats attributes */
c8a61a7d
DW		 549IEEE80211_IF_FILE(fwded_mcast, u.mesh.mshstats.fwded_mcast, DEC);
550IEEE80211_IF_FILE(fwded_unicast, u.mesh.mshstats.fwded_unicast, DEC);
472dbc45
JB		 551IEEE80211_IF_FILE(fwded_frames, u.mesh.mshstats.fwded_frames, DEC);
552IEEE80211_IF_FILE(dropped_frames_ttl, u.mesh.mshstats.dropped_frames_ttl, DEC);
cfee66b0 553IEEE80211_IF_FILE(dropped_frames_congestion,
a4f606ea 554 u.mesh.mshstats.dropped_frames_congestion, DEC);
9f42f607 555IEEE80211_IF_FILE(dropped_frames_no_route,
a4f606ea 556 u.mesh.mshstats.dropped_frames_no_route, DEC);
9f42f607
LCC		 557
558/* Mesh parameters */
36ff382d 559IEEE80211_IF_FILE(dot11MeshMaxRetries,
a4f606ea 560 u.mesh.mshcfg.dot11MeshMaxRetries, DEC);
36ff382d 561IEEE80211_IF_FILE(dot11MeshRetryTimeout,
a4f606ea 562 u.mesh.mshcfg.dot11MeshRetryTimeout, DEC);
36ff382d 563IEEE80211_IF_FILE(dot11MeshConfirmTimeout,
a4f606ea 564 u.mesh.mshcfg.dot11MeshConfirmTimeout, DEC);
36ff382d 565IEEE80211_IF_FILE(dot11MeshHoldingTimeout,
a4f606ea 566 u.mesh.mshcfg.dot11MeshHoldingTimeout, DEC);
36ff382d 567IEEE80211_IF_FILE(dot11MeshTTL, u.mesh.mshcfg.dot11MeshTTL, DEC);
45904f21 568IEEE80211_IF_FILE(element_ttl, u.mesh.mshcfg.element_ttl, DEC);
36ff382d
JB		 569IEEE80211_IF_FILE(auto_open_plinks, u.mesh.mshcfg.auto_open_plinks, DEC);
570IEEE80211_IF_FILE(dot11MeshMaxPeerLinks,
a4f606ea 571 u.mesh.mshcfg.dot11MeshMaxPeerLinks, DEC);
36ff382d 572IEEE80211_IF_FILE(dot11MeshHWMPactivePathTimeout,
a4f606ea 573 u.mesh.mshcfg.dot11MeshHWMPactivePathTimeout, DEC);
36ff382d 574IEEE80211_IF_FILE(dot11MeshHWMPpreqMinInterval,
a4f606ea 575 u.mesh.mshcfg.dot11MeshHWMPpreqMinInterval, DEC);
dca7e943 576IEEE80211_IF_FILE(dot11MeshHWMPperrMinInterval,
a4f606ea 577 u.mesh.mshcfg.dot11MeshHWMPperrMinInterval, DEC);
36ff382d 578IEEE80211_IF_FILE(dot11MeshHWMPnetDiameterTraversalTime,
a4f606ea 579 u.mesh.mshcfg.dot11MeshHWMPnetDiameterTraversalTime, DEC);
36ff382d 580IEEE80211_IF_FILE(dot11MeshHWMPmaxPREQretries,
a4f606ea 581 u.mesh.mshcfg.dot11MeshHWMPmaxPREQretries, DEC);
36ff382d 582IEEE80211_IF_FILE(path_refresh_time,
a4f606ea 583 u.mesh.mshcfg.path_refresh_time, DEC);
36ff382d 584IEEE80211_IF_FILE(min_discovery_timeout,
a4f606ea 585 u.mesh.mshcfg.min_discovery_timeout, DEC);
63c5723b 586IEEE80211_IF_FILE(dot11MeshHWMPRootMode,
a4f606ea 587 u.mesh.mshcfg.dot11MeshHWMPRootMode, DEC);
16dd7267 588IEEE80211_IF_FILE(dot11MeshGateAnnouncementProtocol,
a4f606ea 589 u.mesh.mshcfg.dot11MeshGateAnnouncementProtocol, DEC);
0507e159 590IEEE80211_IF_FILE(dot11MeshHWMPRannInterval,
a4f606ea 591 u.mesh.mshcfg.dot11MeshHWMPRannInterval, DEC);
94f90656 592IEEE80211_IF_FILE(dot11MeshForwarding, u.mesh.mshcfg.dot11MeshForwarding, DEC);
55335137 593IEEE80211_IF_FILE(rssi_threshold, u.mesh.mshcfg.rssi_threshold, DEC);
4416f5d2 594IEEE80211_IF_FILE(ht_opmode, u.mesh.mshcfg.ht_opmode, DEC);
ac1073a6
CYY		 595IEEE80211_IF_FILE(dot11MeshHWMPactivePathToRootTimeout,
596 u.mesh.mshcfg.dot11MeshHWMPactivePathToRootTimeout, DEC);
597IEEE80211_IF_FILE(dot11MeshHWMProotInterval,
598 u.mesh.mshcfg.dot11MeshHWMProotInterval, DEC);
728b19e5
CYY		 599IEEE80211_IF_FILE(dot11MeshHWMPconfirmationInterval,
600 u.mesh.mshcfg.dot11MeshHWMPconfirmationInterval, DEC);
3f52b7e3
MP		 601IEEE80211_IF_FILE(power_mode, u.mesh.mshcfg.power_mode, DEC);
602IEEE80211_IF_FILE(dot11MeshAwakeWindowDuration,
603 u.mesh.mshcfg.dot11MeshAwakeWindowDuration, DEC);
9f42f607
LCC		 604#endif
605
0f78231b 606#define DEBUGFS_ADD_MODE(name, mode) \
ddbfe860 607 debugfs_create_file(#name, mode, sdata->vif.debugfs_dir, \
0f78231b
JB		 608 sdata, &name##_ops);
609
fcb2c9e1
FF		 610#define DEBUGFS_ADD(name) DEBUGFS_ADD_MODE(name, 0400)
611
612static void add_common_files(struct ieee80211_sub_if_data *sdata)
e9f207f0 613{
2d46d7c1
JB		 614 DEBUGFS_ADD(rc_rateidx_mask_2ghz);
615 DEBUGFS_ADD(rc_rateidx_mask_5ghz);
19468413
SW		 616 DEBUGFS_ADD(rc_rateidx_mcs_mask_2ghz);
617 DEBUGFS_ADD(rc_rateidx_mcs_mask_5ghz);
b119ad6e
LB		 618 DEBUGFS_ADD(rc_rateidx_vht_mcs_mask_2ghz);
619 DEBUGFS_ADD(rc_rateidx_vht_mcs_mask_5ghz);
08643315 620 DEBUGFS_ADD(hw_queues);
fcb2c9e1 621}
3e122be0 622
fcb2c9e1
FF		 623static void add_sta_files(struct ieee80211_sub_if_data *sdata)
624{
2d46d7c1
JB		 625 DEBUGFS_ADD(bssid);
626 DEBUGFS_ADD(aid);
78e443e4 627 DEBUGFS_ADD(beacon_timeout);
0f78231b 628 DEBUGFS_ADD_MODE(smps, 0600);
681d1190 629 DEBUGFS_ADD_MODE(tkip_mic_test, 0200);
802ee9ec 630 DEBUGFS_ADD_MODE(beacon_loss, 0200);
dc41e4d4
EP		 631 DEBUGFS_ADD_MODE(uapsd_queues, 0600);
632 DEBUGFS_ADD_MODE(uapsd_max_sp_len, 0600);
82c0cc90 633 DEBUGFS_ADD_MODE(tdls_wider_bw, 0600);
e9f207f0
JB		 634}
635
636static void add_ap_files(struct ieee80211_sub_if_data *sdata)
637{
030ef8f8 638 DEBUGFS_ADD(num_mcast_sta);
687da132 639 DEBUGFS_ADD_MODE(smps, 0600);
2d46d7c1
JB		 640 DEBUGFS_ADD(num_sta_ps);
641 DEBUGFS_ADD(dtim_count);
642 DEBUGFS_ADD(num_buffered_multicast);
681d1190 643 DEBUGFS_ADD_MODE(tkip_mic_test, 0200);
e9f207f0
JB		 644}
645
37a41b4a
EP		 646static void add_ibss_files(struct ieee80211_sub_if_data *sdata)
647{
648 DEBUGFS_ADD_MODE(tsf, 0600);
649}
650
e9f207f0
JB		 651static void add_wds_files(struct ieee80211_sub_if_data *sdata)
652{
2d46d7c1 653 DEBUGFS_ADD(peer);
e9f207f0
JB		 654}
655
9f42f607 656#ifdef CONFIG_MAC80211_MESH
9f42f607 657
12ce8ba3
JC		 658static void add_mesh_files(struct ieee80211_sub_if_data *sdata)
659{
660 DEBUGFS_ADD_MODE(tsf, 0600);
d4a5a489 661 DEBUGFS_ADD_MODE(estab_plinks, 0400);
12ce8ba3
JC		 662}
663
9f42f607
LCC		 664static void add_mesh_stats(struct ieee80211_sub_if_data *sdata)
665{
7bcfaf2f 666 struct dentry *dir = debugfs_create_dir("mesh_stats",
ddbfe860 667 sdata->vif.debugfs_dir);
7bcfaf2f
JB		 668#define MESHSTATS_ADD(name)\
669 debugfs_create_file(#name, 0400, dir, sdata, &name##_ops);
670
c8a61a7d
DW		 671 MESHSTATS_ADD(fwded_mcast);
672 MESHSTATS_ADD(fwded_unicast);
9f42f607
LCC		 673 MESHSTATS_ADD(fwded_frames);
674 MESHSTATS_ADD(dropped_frames_ttl);
675 MESHSTATS_ADD(dropped_frames_no_route);
cfee66b0 676 MESHSTATS_ADD(dropped_frames_congestion);
7bcfaf2f 677#undef MESHSTATS_ADD
9f42f607
LCC		 678}
679
9f42f607
LCC		 680static void add_mesh_config(struct ieee80211_sub_if_data *sdata)
681{
7bcfaf2f 682 struct dentry *dir = debugfs_create_dir("mesh_config",
ddbfe860 683 sdata->vif.debugfs_dir);
7bcfaf2f
JB		 684
685#define MESHPARAMS_ADD(name) \
686 debugfs_create_file(#name, 0600, dir, sdata, &name##_ops);
687
9f42f607
LCC		 688 MESHPARAMS_ADD(dot11MeshMaxRetries);
689 MESHPARAMS_ADD(dot11MeshRetryTimeout);
690 MESHPARAMS_ADD(dot11MeshConfirmTimeout);
691 MESHPARAMS_ADD(dot11MeshHoldingTimeout);
692 MESHPARAMS_ADD(dot11MeshTTL);
45904f21 693 MESHPARAMS_ADD(element_ttl);
9f42f607
LCC		 694 MESHPARAMS_ADD(auto_open_plinks);
695 MESHPARAMS_ADD(dot11MeshMaxPeerLinks);
696 MESHPARAMS_ADD(dot11MeshHWMPactivePathTimeout);
697 MESHPARAMS_ADD(dot11MeshHWMPpreqMinInterval);
dca7e943 698 MESHPARAMS_ADD(dot11MeshHWMPperrMinInterval);
9f42f607
LCC		 699 MESHPARAMS_ADD(dot11MeshHWMPnetDiameterTraversalTime);
700 MESHPARAMS_ADD(dot11MeshHWMPmaxPREQretries);
701 MESHPARAMS_ADD(path_refresh_time);
702 MESHPARAMS_ADD(min_discovery_timeout);
699403db 703 MESHPARAMS_ADD(dot11MeshHWMPRootMode);
0507e159 704 MESHPARAMS_ADD(dot11MeshHWMPRannInterval);
8c06e8c0 705 MESHPARAMS_ADD(dot11MeshForwarding);
16dd7267 706 MESHPARAMS_ADD(dot11MeshGateAnnouncementProtocol);
55335137 707 MESHPARAMS_ADD(rssi_threshold);
4416f5d2 708 MESHPARAMS_ADD(ht_opmode);
ac1073a6
CYY		 709 MESHPARAMS_ADD(dot11MeshHWMPactivePathToRootTimeout);
710 MESHPARAMS_ADD(dot11MeshHWMProotInterval);
728b19e5 711 MESHPARAMS_ADD(dot11MeshHWMPconfirmationInterval);
3f52b7e3
MP		 712 MESHPARAMS_ADD(power_mode);
713 MESHPARAMS_ADD(dot11MeshAwakeWindowDuration);
7bcfaf2f 714#undef MESHPARAMS_ADD
9f42f607
LCC		 715}
716#endif
717
e9f207f0
JB		 718static void add_files(struct ieee80211_sub_if_data *sdata)
719{
ddbfe860 720 if (!sdata->vif.debugfs_dir)
e9f207f0
JB		 721 return;
722
fcb2c9e1
FF		 723 DEBUGFS_ADD(flags);
724 DEBUGFS_ADD(state);
1ea6f9c0
JB		 725 DEBUGFS_ADD(txpower);
726 DEBUGFS_ADD(user_power_level);
727 DEBUGFS_ADD(ap_power_level);
fcb2c9e1
FF		 728
729 if (sdata->vif.type != NL80211_IFTYPE_MONITOR)
730 add_common_files(sdata);
731
51fb61e7 732 switch (sdata->vif.type) {
05c914fe 733 case NL80211_IFTYPE_MESH_POINT:
9f42f607 734#ifdef CONFIG_MAC80211_MESH
12ce8ba3 735 add_mesh_files(sdata);
9f42f607
LCC		 736 add_mesh_stats(sdata);
737 add_mesh_config(sdata);
738#endif
472dbc45 739 break;
05c914fe 740 case NL80211_IFTYPE_STATION:
e9f207f0
JB		 741 add_sta_files(sdata);
742 break;
46900298 743 case NL80211_IFTYPE_ADHOC:
37a41b4a 744 add_ibss_files(sdata);
46900298 745 break;
05c914fe 746 case NL80211_IFTYPE_AP:
e9f207f0
JB		 747 add_ap_files(sdata);
748 break;
05c914fe 749 case NL80211_IFTYPE_WDS:
e9f207f0
JB		 750 add_wds_files(sdata);
751 break;
e9f207f0
JB		 752 default:
753 break;
754 }
755}
756
e9f207f0
JB		 757void ieee80211_debugfs_add_netdev(struct ieee80211_sub_if_data *sdata)
758{
759 char buf[10+IFNAMSIZ];
760
47846c9b 761 sprintf(buf, "netdev:%s", sdata->name);
ddbfe860 762 sdata->vif.debugfs_dir = debugfs_create_dir(buf,
e9f207f0 763 sdata->local->hw.wiphy->debugfsdir);
ddbfe860 764 if (sdata->vif.debugfs_dir)
295bafb4 765 sdata->debugfs.subdir_stations = debugfs_create_dir("stations",
ddbfe860 766 sdata->vif.debugfs_dir);
75636525 767 add_files(sdata);
e9f207f0
JB		 768}
769
770void ieee80211_debugfs_remove_netdev(struct ieee80211_sub_if_data *sdata)
771{
ddbfe860 772 if (!sdata->vif.debugfs_dir)
7bcfaf2f
JB		 773 return;
774
ddbfe860
SG		 775 debugfs_remove_recursive(sdata->vif.debugfs_dir);
776 sdata->vif.debugfs_dir = NULL;
4479004e 777 sdata->debugfs.subdir_stations = NULL;
e9f207f0
JB		 778}
779
47846c9b 780void ieee80211_debugfs_rename_netdev(struct ieee80211_sub_if_data *sdata)
e9f207f0 781{
7c8081eb 782 struct dentry *dir;
47846c9b 783 char buf[10 + IFNAMSIZ];
3e122be0 784
ddbfe860 785 dir = sdata->vif.debugfs_dir;
c74e90a9
JB		 786
787 if (!dir)
47846c9b 788 return;
c74e90a9 789
47846c9b 790 sprintf(buf, "netdev:%s", sdata->name);
7c8081eb 791 if (!debugfs_rename(dir->d_parent, dir, dir->d_parent, buf))
bdcbd8e0
JB		 792 sdata_err(sdata,
793 "debugfs: failed to rename debugfs dir to %s\n",
794 buf);
e9f207f0 795}
Linux 6.x block layer and io_uring tree(s)