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Merge remote-tracking branches 'asoc/fix/sgtl5000', 'asoc/fix/topology' and 'asoc...
[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
17e4ec14
JM		 117#define IEEE80211_IF_FMT_DEC_DIV_16(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", sdata->field / 16); \
123}
124
78e443e4
BG		 125#define IEEE80211_IF_FMT_JIFFIES_TO_MS(name, field) \
126static ssize_t ieee80211_if_fmt_##name( \
127 const struct ieee80211_sub_if_data *sdata, \
128 char *buf, int buflen) \
129{ \
130 return scnprintf(buf, buflen, "%d\n", \
131 jiffies_to_msecs(sdata->field)); \
132}
133
4cd3c4ec
JB		 134#define _IEEE80211_IF_FILE_OPS(name, _read, _write) \
135static const struct file_operations name##_ops = { \
136 .read = (_read), \
137 .write = (_write), \
138 .open = simple_open, \
139 .llseek = generic_file_llseek, \
140}
141
142#define _IEEE80211_IF_FILE_R_FN(name) \
e9f207f0
JB		 143static ssize_t ieee80211_if_read_##name(struct file *file, \
144 char __user *userbuf, \
145 size_t count, loff_t *ppos) \
146{ \
147 return ieee80211_if_read(file->private_data, \
148 userbuf, count, ppos, \
149 ieee80211_if_fmt_##name); \
e9f207f0
JB		 150}
151
4cd3c4ec 152#define _IEEE80211_IF_FILE_W_FN(name) \
0f78231b
JB		 153static ssize_t ieee80211_if_write_##name(struct file *file, \
154 const char __user *userbuf, \
155 size_t count, loff_t *ppos) \
156{ \
157 return ieee80211_if_write(file->private_data, userbuf, count, \
158 ppos, ieee80211_if_parse_##name); \
4cd3c4ec
JB		 159}
160
161#define IEEE80211_IF_FILE_R(name) \
162 _IEEE80211_IF_FILE_R_FN(name) \
163 _IEEE80211_IF_FILE_OPS(name, ieee80211_if_read_##name, NULL)
164
165#define IEEE80211_IF_FILE_W(name) \
166 _IEEE80211_IF_FILE_W_FN(name) \
167 _IEEE80211_IF_FILE_OPS(name, NULL, ieee80211_if_write_##name)
0f78231b 168
4cd3c4ec
JB		 169#define IEEE80211_IF_FILE_RW(name) \
170 _IEEE80211_IF_FILE_R_FN(name) \
171 _IEEE80211_IF_FILE_W_FN(name) \
172 _IEEE80211_IF_FILE_OPS(name, ieee80211_if_read_##name, \
173 ieee80211_if_write_##name)
0f78231b 174
e9f207f0 175#define IEEE80211_IF_FILE(name, field, format) \
4cd3c4ec
JB		 176 IEEE80211_IF_FMT_##format(name, field) \
177 IEEE80211_IF_FILE_R(name)
e9f207f0
JB		 178
179/* common attributes */
37eb0b16
JM		 180IEEE80211_IF_FILE(rc_rateidx_mask_2ghz, rc_rateidx_mask[IEEE80211_BAND_2GHZ],
181 HEX);
182IEEE80211_IF_FILE(rc_rateidx_mask_5ghz, rc_rateidx_mask[IEEE80211_BAND_5GHZ],
183 HEX);
19468413
SW		 184IEEE80211_IF_FILE(rc_rateidx_mcs_mask_2ghz,
185 rc_rateidx_mcs_mask[IEEE80211_BAND_2GHZ], HEXARRAY);
186IEEE80211_IF_FILE(rc_rateidx_mcs_mask_5ghz,
187 rc_rateidx_mcs_mask[IEEE80211_BAND_5GHZ], HEXARRAY);
188
4914b3bb
BG		 189IEEE80211_IF_FILE(flags, flags, HEX);
190IEEE80211_IF_FILE(state, state, LHEX);
1ea6f9c0
JB		 191IEEE80211_IF_FILE(txpower, vif.bss_conf.txpower, DEC);
192IEEE80211_IF_FILE(ap_power_level, ap_power_level, DEC);
193IEEE80211_IF_FILE(user_power_level, user_power_level, DEC);
e9f207f0 194
08643315
JB		 195static ssize_t
196ieee80211_if_fmt_hw_queues(const struct ieee80211_sub_if_data *sdata,
197 char *buf, int buflen)
198{
199 int len;
200
201 len = scnprintf(buf, buflen, "AC queues: VO:%d VI:%d BE:%d BK:%d\n",
202 sdata->vif.hw_queue[IEEE80211_AC_VO],
203 sdata->vif.hw_queue[IEEE80211_AC_VI],
204 sdata->vif.hw_queue[IEEE80211_AC_BE],
205 sdata->vif.hw_queue[IEEE80211_AC_BK]);
206
207 if (sdata->vif.type == NL80211_IFTYPE_AP)
208 len += scnprintf(buf + len, buflen - len, "cab queue: %d\n",
209 sdata->vif.cab_queue);
210
211 return len;
212}
4cd3c4ec 213IEEE80211_IF_FILE_R(hw_queues);
08643315 214
46900298 215/* STA attributes */
46900298 216IEEE80211_IF_FILE(bssid, u.mgd.bssid, MAC);
46900298 217IEEE80211_IF_FILE(aid, u.mgd.aid, DEC);
17e4ec14
JM		 218IEEE80211_IF_FILE(last_beacon, u.mgd.last_beacon_signal, DEC);
219IEEE80211_IF_FILE(ave_beacon, u.mgd.ave_beacon_signal, DEC_DIV_16);
78e443e4 220IEEE80211_IF_FILE(beacon_timeout, u.mgd.beacon_timeout, JIFFIES_TO_MS);
e9f207f0 221
0f78231b
JB		 222static int ieee80211_set_smps(struct ieee80211_sub_if_data *sdata,
223 enum ieee80211_smps_mode smps_mode)
224{
225 struct ieee80211_local *local = sdata->local;
226 int err;
227
0d8614b4 228 if (!(local->hw.wiphy->features & NL80211_FEATURE_STATIC_SMPS) &&
0f78231b
JB		 229 smps_mode == IEEE80211_SMPS_STATIC)
230 return -EINVAL;
231
232 /* auto should be dynamic if in PS mode */
0d8614b4 233 if (!(local->hw.wiphy->features & NL80211_FEATURE_DYNAMIC_SMPS) &&
0f78231b
JB		 234 (smps_mode == IEEE80211_SMPS_DYNAMIC ||
235 smps_mode == IEEE80211_SMPS_AUTOMATIC))
236 return -EINVAL;
237
687da132
EG		 238 if (sdata->vif.type != NL80211_IFTYPE_STATION &&
239 sdata->vif.type != NL80211_IFTYPE_AP)
0f78231b
JB		 240 return -EOPNOTSUPP;
241
8d61ffa5 242 sdata_lock(sdata);
687da132
EG		 243 if (sdata->vif.type == NL80211_IFTYPE_STATION)
244 err = __ieee80211_request_smps_mgd(sdata, smps_mode);
245 else
246 err = __ieee80211_request_smps_ap(sdata, smps_mode);
8d61ffa5 247 sdata_unlock(sdata);
0f78231b
JB		 248
249 return err;
250}
251
252static const char *smps_modes[IEEE80211_SMPS_NUM_MODES] = {
253 [IEEE80211_SMPS_AUTOMATIC] = "auto",
254 [IEEE80211_SMPS_OFF] = "off",
255 [IEEE80211_SMPS_STATIC] = "static",
256 [IEEE80211_SMPS_DYNAMIC] = "dynamic",
257};
258
259static ssize_t ieee80211_if_fmt_smps(const struct ieee80211_sub_if_data *sdata,
260 char *buf, int buflen)
261{
687da132
EG		 262 if (sdata->vif.type == NL80211_IFTYPE_STATION)
263 return snprintf(buf, buflen, "request: %s\nused: %s\n",
264 smps_modes[sdata->u.mgd.req_smps],
265 smps_modes[sdata->smps_mode]);
266 if (sdata->vif.type == NL80211_IFTYPE_AP)
267 return snprintf(buf, buflen, "request: %s\nused: %s\n",
268 smps_modes[sdata->u.ap.req_smps],
269 smps_modes[sdata->smps_mode]);
270 return -EINVAL;
0f78231b
JB		 271}
272
273static ssize_t ieee80211_if_parse_smps(struct ieee80211_sub_if_data *sdata,
274 const char *buf, int buflen)
275{
276 enum ieee80211_smps_mode mode;
277
278 for (mode = 0; mode < IEEE80211_SMPS_NUM_MODES; mode++) {
279 if (strncmp(buf, smps_modes[mode], buflen) == 0) {
280 int err = ieee80211_set_smps(sdata, mode);
281 if (!err)
282 return buflen;
283 return err;
284 }
285 }
286
287 return -EINVAL;
288}
4cd3c4ec 289IEEE80211_IF_FILE_RW(smps);
681d1190 290
681d1190
JM		 291static ssize_t ieee80211_if_parse_tkip_mic_test(
292 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
293{
294 struct ieee80211_local *local = sdata->local;
295 u8 addr[ETH_ALEN];
296 struct sk_buff *skb;
297 struct ieee80211_hdr *hdr;
298 __le16 fc;
299
28656a11 300 if (!mac_pton(buf, addr))
681d1190
JM		 301 return -EINVAL;
302
303 if (!ieee80211_sdata_running(sdata))
304 return -ENOTCONN;
305
306 skb = dev_alloc_skb(local->hw.extra_tx_headroom + 24 + 100);
307 if (!skb)
308 return -ENOMEM;
309 skb_reserve(skb, local->hw.extra_tx_headroom);
310
311 hdr = (struct ieee80211_hdr *) skb_put(skb, 24);
312 memset(hdr, 0, 24);
313 fc = cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_DATA);
314
315 switch (sdata->vif.type) {
316 case NL80211_IFTYPE_AP:
317 fc |= cpu_to_le16(IEEE80211_FCTL_FROMDS);
318 /* DA BSSID SA */
319 memcpy(hdr->addr1, addr, ETH_ALEN);
320 memcpy(hdr->addr2, sdata->vif.addr, ETH_ALEN);
321 memcpy(hdr->addr3, sdata->vif.addr, ETH_ALEN);
322 break;
323 case NL80211_IFTYPE_STATION:
324 fc |= cpu_to_le16(IEEE80211_FCTL_TODS);
325 /* BSSID SA DA */
8d61ffa5 326 sdata_lock(sdata);
41c97a20 327 if (!sdata->u.mgd.associated) {
8d61ffa5 328 sdata_unlock(sdata);
681d1190
JM		 329 dev_kfree_skb(skb);
330 return -ENOTCONN;
331 }
41c97a20 332 memcpy(hdr->addr1, sdata->u.mgd.associated->bssid, ETH_ALEN);
681d1190
JM		 333 memcpy(hdr->addr2, sdata->vif.addr, ETH_ALEN);
334 memcpy(hdr->addr3, addr, ETH_ALEN);
8d61ffa5 335 sdata_unlock(sdata);
681d1190
JM		 336 break;
337 default:
338 dev_kfree_skb(skb);
339 return -EOPNOTSUPP;
340 }
341 hdr->frame_control = fc;
342
343 /*
344 * Add some length to the test frame to make it look bit more valid.
345 * The exact contents does not matter since the recipient is required
346 * to drop this because of the Michael MIC failure.
347 */
348 memset(skb_put(skb, 50), 0, 50);
349
350 IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_TKIP_MIC_FAILURE;
351
352 ieee80211_tx_skb(sdata, skb);
353
354 return buflen;
355}
4cd3c4ec 356IEEE80211_IF_FILE_W(tkip_mic_test);
681d1190 357
802ee9ec
EP		 358static ssize_t ieee80211_if_parse_beacon_loss(
359 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
360{
361 if (!ieee80211_sdata_running(sdata) || !sdata->vif.bss_conf.assoc)
362 return -ENOTCONN;
363
364 ieee80211_beacon_loss(&sdata->vif);
365
366 return buflen;
367}
368IEEE80211_IF_FILE_W(beacon_loss);
369
dc41e4d4
EP		 370static ssize_t ieee80211_if_fmt_uapsd_queues(
371 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
372{
373 const struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
374
375 return snprintf(buf, buflen, "0x%x\n", ifmgd->uapsd_queues);
376}
377
378static ssize_t ieee80211_if_parse_uapsd_queues(
379 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
380{
381 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
382 u8 val;
383 int ret;
384
385 ret = kstrtou8(buf, 0, &val);
386 if (ret)
387 return ret;
388
389 if (val & ~IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK)
390 return -ERANGE;
391
392 ifmgd->uapsd_queues = val;
393
394 return buflen;
395}
4cd3c4ec 396IEEE80211_IF_FILE_RW(uapsd_queues);
dc41e4d4
EP		 397
398static ssize_t ieee80211_if_fmt_uapsd_max_sp_len(
399 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
400{
401 const struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
402
403 return snprintf(buf, buflen, "0x%x\n", ifmgd->uapsd_max_sp_len);
404}
405
406static ssize_t ieee80211_if_parse_uapsd_max_sp_len(
407 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
408{
409 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
410 unsigned long val;
411 int ret;
412
413 ret = kstrtoul(buf, 0, &val);
414 if (ret)
415 return -EINVAL;
416
417 if (val & ~IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK)
418 return -ERANGE;
419
420 ifmgd->uapsd_max_sp_len = val;
421
422 return buflen;
423}
4cd3c4ec 424IEEE80211_IF_FILE_RW(uapsd_max_sp_len);
dc41e4d4 425
e9f207f0 426/* AP attributes */
030ef8f8 427IEEE80211_IF_FILE(num_mcast_sta, u.ap.num_mcast_sta, ATOMIC);
d012a605
MP		 428IEEE80211_IF_FILE(num_sta_ps, u.ap.ps.num_sta_ps, ATOMIC);
429IEEE80211_IF_FILE(dtim_count, u.ap.ps.dtim_count, DEC);
e9f207f0
JB		 430
431static ssize_t ieee80211_if_fmt_num_buffered_multicast(
432 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
433{
434 return scnprintf(buf, buflen, "%u\n",
d012a605 435 skb_queue_len(&sdata->u.ap.ps.bc_buf));
e9f207f0 436}
4cd3c4ec 437IEEE80211_IF_FILE_R(num_buffered_multicast);
e9f207f0 438
37a41b4a
EP		 439/* IBSS attributes */
440static ssize_t ieee80211_if_fmt_tsf(
441 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
442{
443 struct ieee80211_local *local = sdata->local;
444 u64 tsf;
445
446 tsf = drv_get_tsf(local, (struct ieee80211_sub_if_data *)sdata);
447
448 return scnprintf(buf, buflen, "0x%016llx\n", (unsigned long long) tsf);
449}
450
451static ssize_t ieee80211_if_parse_tsf(
452 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
453{
454 struct ieee80211_local *local = sdata->local;
455 unsigned long long tsf;
456 int ret;
9bdd3a6b 457 int tsf_is_delta = 0;
37a41b4a
EP		 458
459 if (strncmp(buf, "reset", 5) == 0) {
460 if (local->ops->reset_tsf) {
461 drv_reset_tsf(local, sdata);
462 wiphy_info(local->hw.wiphy, "debugfs reset TSF\n");
463 }
464 } else {
9bdd3a6b
JC		 465 if (buflen > 10 && buf[1] == '=') {
466 if (buf[0] == '+')
467 tsf_is_delta = 1;
468 else if (buf[0] == '-')
469 tsf_is_delta = -1;
470 else
471 return -EINVAL;
472 buf += 2;
473 }
37a41b4a
EP		 474 ret = kstrtoull(buf, 10, &tsf);
475 if (ret < 0)
6fc1da9b 476 return ret;
9bdd3a6b
JC		 477 if (tsf_is_delta)
478 tsf = drv_get_tsf(local, sdata) + tsf_is_delta * tsf;
37a41b4a
EP		 479 if (local->ops->set_tsf) {
480 drv_set_tsf(local, sdata, tsf);
481 wiphy_info(local->hw.wiphy,
482 "debugfs set TSF to %#018llx\n", tsf);
483 }
484 }
485
057d5f4b 486 ieee80211_recalc_dtim(local, sdata);
37a41b4a
EP		 487 return buflen;
488}
4cd3c4ec 489IEEE80211_IF_FILE_RW(tsf);
37a41b4a
EP		 490
491
e9f207f0
JB		 492/* WDS attributes */
493IEEE80211_IF_FILE(peer, u.wds.remote_addr, MAC);
494
9f42f607 495#ifdef CONFIG_MAC80211_MESH
d4a5a489
AN		 496IEEE80211_IF_FILE(estab_plinks, u.mesh.estab_plinks, ATOMIC);
497
9f42f607 498/* Mesh stats attributes */
c8a61a7d
DW		 499IEEE80211_IF_FILE(fwded_mcast, u.mesh.mshstats.fwded_mcast, DEC);
500IEEE80211_IF_FILE(fwded_unicast, u.mesh.mshstats.fwded_unicast, DEC);
472dbc45
JB		 501IEEE80211_IF_FILE(fwded_frames, u.mesh.mshstats.fwded_frames, DEC);
502IEEE80211_IF_FILE(dropped_frames_ttl, u.mesh.mshstats.dropped_frames_ttl, DEC);
cfee66b0 503IEEE80211_IF_FILE(dropped_frames_congestion,
a4f606ea 504 u.mesh.mshstats.dropped_frames_congestion, DEC);
9f42f607 505IEEE80211_IF_FILE(dropped_frames_no_route,
a4f606ea 506 u.mesh.mshstats.dropped_frames_no_route, DEC);
9f42f607
LCC		 507
508/* Mesh parameters */
36ff382d 509IEEE80211_IF_FILE(dot11MeshMaxRetries,
a4f606ea 510 u.mesh.mshcfg.dot11MeshMaxRetries, DEC);
36ff382d 511IEEE80211_IF_FILE(dot11MeshRetryTimeout,
a4f606ea 512 u.mesh.mshcfg.dot11MeshRetryTimeout, DEC);
36ff382d 513IEEE80211_IF_FILE(dot11MeshConfirmTimeout,
a4f606ea 514 u.mesh.mshcfg.dot11MeshConfirmTimeout, DEC);
36ff382d 515IEEE80211_IF_FILE(dot11MeshHoldingTimeout,
a4f606ea 516 u.mesh.mshcfg.dot11MeshHoldingTimeout, DEC);
36ff382d 517IEEE80211_IF_FILE(dot11MeshTTL, u.mesh.mshcfg.dot11MeshTTL, DEC);
45904f21 518IEEE80211_IF_FILE(element_ttl, u.mesh.mshcfg.element_ttl, DEC);
36ff382d
JB		 519IEEE80211_IF_FILE(auto_open_plinks, u.mesh.mshcfg.auto_open_plinks, DEC);
520IEEE80211_IF_FILE(dot11MeshMaxPeerLinks,
a4f606ea 521 u.mesh.mshcfg.dot11MeshMaxPeerLinks, DEC);
36ff382d 522IEEE80211_IF_FILE(dot11MeshHWMPactivePathTimeout,
a4f606ea 523 u.mesh.mshcfg.dot11MeshHWMPactivePathTimeout, DEC);
36ff382d 524IEEE80211_IF_FILE(dot11MeshHWMPpreqMinInterval,
a4f606ea 525 u.mesh.mshcfg.dot11MeshHWMPpreqMinInterval, DEC);
dca7e943 526IEEE80211_IF_FILE(dot11MeshHWMPperrMinInterval,
a4f606ea 527 u.mesh.mshcfg.dot11MeshHWMPperrMinInterval, DEC);
36ff382d 528IEEE80211_IF_FILE(dot11MeshHWMPnetDiameterTraversalTime,
a4f606ea 529 u.mesh.mshcfg.dot11MeshHWMPnetDiameterTraversalTime, DEC);
36ff382d 530IEEE80211_IF_FILE(dot11MeshHWMPmaxPREQretries,
a4f606ea 531 u.mesh.mshcfg.dot11MeshHWMPmaxPREQretries, DEC);
36ff382d 532IEEE80211_IF_FILE(path_refresh_time,
a4f606ea 533 u.mesh.mshcfg.path_refresh_time, DEC);
36ff382d 534IEEE80211_IF_FILE(min_discovery_timeout,
a4f606ea 535 u.mesh.mshcfg.min_discovery_timeout, DEC);
63c5723b 536IEEE80211_IF_FILE(dot11MeshHWMPRootMode,
a4f606ea 537 u.mesh.mshcfg.dot11MeshHWMPRootMode, DEC);
16dd7267 538IEEE80211_IF_FILE(dot11MeshGateAnnouncementProtocol,
a4f606ea 539 u.mesh.mshcfg.dot11MeshGateAnnouncementProtocol, DEC);
0507e159 540IEEE80211_IF_FILE(dot11MeshHWMPRannInterval,
a4f606ea 541 u.mesh.mshcfg.dot11MeshHWMPRannInterval, DEC);
94f90656 542IEEE80211_IF_FILE(dot11MeshForwarding, u.mesh.mshcfg.dot11MeshForwarding, DEC);
55335137 543IEEE80211_IF_FILE(rssi_threshold, u.mesh.mshcfg.rssi_threshold, DEC);
4416f5d2 544IEEE80211_IF_FILE(ht_opmode, u.mesh.mshcfg.ht_opmode, DEC);
ac1073a6
CYY		 545IEEE80211_IF_FILE(dot11MeshHWMPactivePathToRootTimeout,
546 u.mesh.mshcfg.dot11MeshHWMPactivePathToRootTimeout, DEC);
547IEEE80211_IF_FILE(dot11MeshHWMProotInterval,
548 u.mesh.mshcfg.dot11MeshHWMProotInterval, DEC);
728b19e5
CYY		 549IEEE80211_IF_FILE(dot11MeshHWMPconfirmationInterval,
550 u.mesh.mshcfg.dot11MeshHWMPconfirmationInterval, DEC);
3f52b7e3
MP		 551IEEE80211_IF_FILE(power_mode, u.mesh.mshcfg.power_mode, DEC);
552IEEE80211_IF_FILE(dot11MeshAwakeWindowDuration,
553 u.mesh.mshcfg.dot11MeshAwakeWindowDuration, DEC);
9f42f607
LCC		 554#endif
555
0f78231b 556#define DEBUGFS_ADD_MODE(name, mode) \
ddbfe860 557 debugfs_create_file(#name, mode, sdata->vif.debugfs_dir, \
0f78231b
JB		 558 sdata, &name##_ops);
559
fcb2c9e1
FF		 560#define DEBUGFS_ADD(name) DEBUGFS_ADD_MODE(name, 0400)
561
562static void add_common_files(struct ieee80211_sub_if_data *sdata)
e9f207f0 563{
2d46d7c1
JB		 564 DEBUGFS_ADD(rc_rateidx_mask_2ghz);
565 DEBUGFS_ADD(rc_rateidx_mask_5ghz);
19468413
SW		 566 DEBUGFS_ADD(rc_rateidx_mcs_mask_2ghz);
567 DEBUGFS_ADD(rc_rateidx_mcs_mask_5ghz);
08643315 568 DEBUGFS_ADD(hw_queues);
fcb2c9e1 569}
3e122be0 570
fcb2c9e1
FF		 571static void add_sta_files(struct ieee80211_sub_if_data *sdata)
572{
2d46d7c1
JB		 573 DEBUGFS_ADD(bssid);
574 DEBUGFS_ADD(aid);
17e4ec14
JM		 575 DEBUGFS_ADD(last_beacon);
576 DEBUGFS_ADD(ave_beacon);
78e443e4 577 DEBUGFS_ADD(beacon_timeout);
0f78231b 578 DEBUGFS_ADD_MODE(smps, 0600);
681d1190 579 DEBUGFS_ADD_MODE(tkip_mic_test, 0200);
802ee9ec 580 DEBUGFS_ADD_MODE(beacon_loss, 0200);
dc41e4d4
EP		 581 DEBUGFS_ADD_MODE(uapsd_queues, 0600);
582 DEBUGFS_ADD_MODE(uapsd_max_sp_len, 0600);
e9f207f0
JB		 583}
584
585static void add_ap_files(struct ieee80211_sub_if_data *sdata)
586{
030ef8f8 587 DEBUGFS_ADD(num_mcast_sta);
687da132 588 DEBUGFS_ADD_MODE(smps, 0600);
2d46d7c1
JB		 589 DEBUGFS_ADD(num_sta_ps);
590 DEBUGFS_ADD(dtim_count);
591 DEBUGFS_ADD(num_buffered_multicast);
681d1190 592 DEBUGFS_ADD_MODE(tkip_mic_test, 0200);
e9f207f0
JB		 593}
594
37a41b4a
EP		 595static void add_ibss_files(struct ieee80211_sub_if_data *sdata)
596{
597 DEBUGFS_ADD_MODE(tsf, 0600);
598}
599
e9f207f0
JB		 600static void add_wds_files(struct ieee80211_sub_if_data *sdata)
601{
2d46d7c1 602 DEBUGFS_ADD(peer);
e9f207f0
JB		 603}
604
9f42f607 605#ifdef CONFIG_MAC80211_MESH
9f42f607 606
12ce8ba3
JC		 607static void add_mesh_files(struct ieee80211_sub_if_data *sdata)
608{
609 DEBUGFS_ADD_MODE(tsf, 0600);
d4a5a489 610 DEBUGFS_ADD_MODE(estab_plinks, 0400);
12ce8ba3
JC		 611}
612
9f42f607
LCC		 613static void add_mesh_stats(struct ieee80211_sub_if_data *sdata)
614{
7bcfaf2f 615 struct dentry *dir = debugfs_create_dir("mesh_stats",
ddbfe860 616 sdata->vif.debugfs_dir);
7bcfaf2f
JB		 617#define MESHSTATS_ADD(name)\
618 debugfs_create_file(#name, 0400, dir, sdata, &name##_ops);
619
c8a61a7d
DW		 620 MESHSTATS_ADD(fwded_mcast);
621 MESHSTATS_ADD(fwded_unicast);
9f42f607
LCC		 622 MESHSTATS_ADD(fwded_frames);
623 MESHSTATS_ADD(dropped_frames_ttl);
624 MESHSTATS_ADD(dropped_frames_no_route);
cfee66b0 625 MESHSTATS_ADD(dropped_frames_congestion);
7bcfaf2f 626#undef MESHSTATS_ADD
9f42f607
LCC		 627}
628
9f42f607
LCC		 629static void add_mesh_config(struct ieee80211_sub_if_data *sdata)
630{
7bcfaf2f 631 struct dentry *dir = debugfs_create_dir("mesh_config",
ddbfe860 632 sdata->vif.debugfs_dir);
7bcfaf2f
JB		 633
634#define MESHPARAMS_ADD(name) \
635 debugfs_create_file(#name, 0600, dir, sdata, &name##_ops);
636
9f42f607
LCC		 637 MESHPARAMS_ADD(dot11MeshMaxRetries);
638 MESHPARAMS_ADD(dot11MeshRetryTimeout);
639 MESHPARAMS_ADD(dot11MeshConfirmTimeout);
640 MESHPARAMS_ADD(dot11MeshHoldingTimeout);
641 MESHPARAMS_ADD(dot11MeshTTL);
45904f21 642 MESHPARAMS_ADD(element_ttl);
9f42f607
LCC		 643 MESHPARAMS_ADD(auto_open_plinks);
644 MESHPARAMS_ADD(dot11MeshMaxPeerLinks);
645 MESHPARAMS_ADD(dot11MeshHWMPactivePathTimeout);
646 MESHPARAMS_ADD(dot11MeshHWMPpreqMinInterval);
dca7e943 647 MESHPARAMS_ADD(dot11MeshHWMPperrMinInterval);
9f42f607
LCC		 648 MESHPARAMS_ADD(dot11MeshHWMPnetDiameterTraversalTime);
649 MESHPARAMS_ADD(dot11MeshHWMPmaxPREQretries);
650 MESHPARAMS_ADD(path_refresh_time);
651 MESHPARAMS_ADD(min_discovery_timeout);
699403db 652 MESHPARAMS_ADD(dot11MeshHWMPRootMode);
0507e159 653 MESHPARAMS_ADD(dot11MeshHWMPRannInterval);
8c06e8c0 654 MESHPARAMS_ADD(dot11MeshForwarding);
16dd7267 655 MESHPARAMS_ADD(dot11MeshGateAnnouncementProtocol);
55335137 656 MESHPARAMS_ADD(rssi_threshold);
4416f5d2 657 MESHPARAMS_ADD(ht_opmode);
ac1073a6
CYY		 658 MESHPARAMS_ADD(dot11MeshHWMPactivePathToRootTimeout);
659 MESHPARAMS_ADD(dot11MeshHWMProotInterval);
728b19e5 660 MESHPARAMS_ADD(dot11MeshHWMPconfirmationInterval);
3f52b7e3
MP		 661 MESHPARAMS_ADD(power_mode);
662 MESHPARAMS_ADD(dot11MeshAwakeWindowDuration);
7bcfaf2f 663#undef MESHPARAMS_ADD
9f42f607
LCC		 664}
665#endif
666
e9f207f0
JB		 667static void add_files(struct ieee80211_sub_if_data *sdata)
668{
ddbfe860 669 if (!sdata->vif.debugfs_dir)
e9f207f0
JB		 670 return;
671
fcb2c9e1
FF		 672 DEBUGFS_ADD(flags);
673 DEBUGFS_ADD(state);
1ea6f9c0
JB		 674 DEBUGFS_ADD(txpower);
675 DEBUGFS_ADD(user_power_level);
676 DEBUGFS_ADD(ap_power_level);
fcb2c9e1
FF		 677
678 if (sdata->vif.type != NL80211_IFTYPE_MONITOR)
679 add_common_files(sdata);
680
51fb61e7 681 switch (sdata->vif.type) {
05c914fe 682 case NL80211_IFTYPE_MESH_POINT:
9f42f607 683#ifdef CONFIG_MAC80211_MESH
12ce8ba3 684 add_mesh_files(sdata);
9f42f607
LCC		 685 add_mesh_stats(sdata);
686 add_mesh_config(sdata);
687#endif
472dbc45 688 break;
05c914fe 689 case NL80211_IFTYPE_STATION:
e9f207f0
JB		 690 add_sta_files(sdata);
691 break;
46900298 692 case NL80211_IFTYPE_ADHOC:
37a41b4a 693 add_ibss_files(sdata);
46900298 694 break;
05c914fe 695 case NL80211_IFTYPE_AP:
e9f207f0
JB		 696 add_ap_files(sdata);
697 break;
05c914fe 698 case NL80211_IFTYPE_WDS:
e9f207f0
JB		 699 add_wds_files(sdata);
700 break;
e9f207f0
JB		 701 default:
702 break;
703 }
704}
705
e9f207f0
JB		 706void ieee80211_debugfs_add_netdev(struct ieee80211_sub_if_data *sdata)
707{
708 char buf[10+IFNAMSIZ];
709
47846c9b 710 sprintf(buf, "netdev:%s", sdata->name);
ddbfe860 711 sdata->vif.debugfs_dir = debugfs_create_dir(buf,
e9f207f0 712 sdata->local->hw.wiphy->debugfsdir);
ddbfe860 713 if (sdata->vif.debugfs_dir)
295bafb4 714 sdata->debugfs.subdir_stations = debugfs_create_dir("stations",
ddbfe860 715 sdata->vif.debugfs_dir);
75636525 716 add_files(sdata);
e9f207f0
JB		 717}
718
719void ieee80211_debugfs_remove_netdev(struct ieee80211_sub_if_data *sdata)
720{
ddbfe860 721 if (!sdata->vif.debugfs_dir)
7bcfaf2f
JB		 722 return;
723
ddbfe860
SG		 724 debugfs_remove_recursive(sdata->vif.debugfs_dir);
725 sdata->vif.debugfs_dir = NULL;
e9f207f0
JB		 726}
727
47846c9b 728void ieee80211_debugfs_rename_netdev(struct ieee80211_sub_if_data *sdata)
e9f207f0 729{
7c8081eb 730 struct dentry *dir;
47846c9b 731 char buf[10 + IFNAMSIZ];
3e122be0 732
ddbfe860 733 dir = sdata->vif.debugfs_dir;
c74e90a9
JB		 734
735 if (!dir)
47846c9b 736 return;
c74e90a9 737
47846c9b 738 sprintf(buf, "netdev:%s", sdata->name);
7c8081eb 739 if (!debugfs_rename(dir->d_parent, dir, dir->d_parent, buf))
bdcbd8e0
JB		 740 sdata_err(sdata,
741 "debugfs: failed to rename debugfs dir to %s\n",
742 buf);
e9f207f0 743}
Linux 6.x block layer and io_uring tree(s)