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ALSA: hda - restore the MIC FIXUP for some Dell machines
[linux/fpc-iii.git] / net / mac80211 / debugfs_netdev.c
blob29236e832e44470a4f13637847c2d1cbafb9bfb2
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>
13 #include <linux/if_ether.h>
14 #include <linux/interrupt.h>
15 #include <linux/netdevice.h>
16 #include <linux/rtnetlink.h>
17 #include <linux/slab.h>
18 #include <linux/notifier.h>
19 #include <net/mac80211.h>
20 #include <net/cfg80211.h>
21 #include "ieee80211_i.h"
22 #include "rate.h"
23 #include "debugfs.h"
24 #include "debugfs_netdev.h"
25 #include "driver-ops.h"
26
27 static 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);
37 ret = (*format)(sdata, buf, sizeof(buf));
38 read_unlock(&dev_base_lock);
39
40 if (ret >= 0)
41 ret = simple_read_from_buffer(userbuf, count, ppos, buf, ret);
42
43 return ret;
44 }
45
46 static 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 {
52 char buf[64];
53 ssize_t ret;
54
55 if (count >= sizeof(buf))
56 return -E2BIG;
57
58 if (copy_from_user(buf, userbuf, count))
59 return -EFAULT;
60 buf[count] = '\0';
61
62 ret = -ENODEV;
63 rtnl_lock();
64 ret = (*write)(sdata, buf, count);
65 rtnl_unlock();
66
67 return ret;
68 }
69
70 #define IEEE80211_IF_FMT(name, field, format_string) \
71 static 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")
81 #define IEEE80211_IF_FMT_LHEX(name, field) \
82 IEEE80211_IF_FMT(name, field, "%#lx\n")
83 #define IEEE80211_IF_FMT_SIZE(name, field) \
84 IEEE80211_IF_FMT(name, field, "%zd\n")
85
86 #define IEEE80211_IF_FMT_HEXARRAY(name, field) \
87 static 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
101 #define IEEE80211_IF_FMT_ATOMIC(name, field) \
102 static 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) \
110 static ssize_t ieee80211_if_fmt_##name( \
111 const struct ieee80211_sub_if_data *sdata, char *buf, \
112 int buflen) \
113 { \
114 return scnprintf(buf, buflen, "%pM\n", sdata->field); \
115 }
116
117 #define IEEE80211_IF_FMT_DEC_DIV_16(name, field) \
118 static 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
125 #define IEEE80211_IF_FMT_JIFFIES_TO_MS(name, field) \
126 static 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
134 #define _IEEE80211_IF_FILE_OPS(name, _read, _write) \
135 static 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) \
143 static 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); \
150 }
151
152 #define _IEEE80211_IF_FILE_W_FN(name) \
153 static 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); \
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)
168
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)
174
175 #define IEEE80211_IF_FILE(name, field, format) \
176 IEEE80211_IF_FMT_##format(name, field) \
177 IEEE80211_IF_FILE_R(name)
178
179 /* common attributes */
180 IEEE80211_IF_FILE(rc_rateidx_mask_2ghz, rc_rateidx_mask[IEEE80211_BAND_2GHZ],
181 HEX);
182 IEEE80211_IF_FILE(rc_rateidx_mask_5ghz, rc_rateidx_mask[IEEE80211_BAND_5GHZ],
183 HEX);
184 IEEE80211_IF_FILE(rc_rateidx_mcs_mask_2ghz,
185 rc_rateidx_mcs_mask[IEEE80211_BAND_2GHZ], HEXARRAY);
186 IEEE80211_IF_FILE(rc_rateidx_mcs_mask_5ghz,
187 rc_rateidx_mcs_mask[IEEE80211_BAND_5GHZ], HEXARRAY);
188
189 IEEE80211_IF_FILE(flags, flags, HEX);
190 IEEE80211_IF_FILE(state, state, LHEX);
191 IEEE80211_IF_FILE(txpower, vif.bss_conf.txpower, DEC);
192 IEEE80211_IF_FILE(ap_power_level, ap_power_level, DEC);
193 IEEE80211_IF_FILE(user_power_level, user_power_level, DEC);
194
195 static ssize_t
196 ieee80211_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 }
213 IEEE80211_IF_FILE_R(hw_queues);
214
215 /* STA attributes */
216 IEEE80211_IF_FILE(bssid, u.mgd.bssid, MAC);
217 IEEE80211_IF_FILE(aid, u.mgd.aid, DEC);
218 IEEE80211_IF_FILE(last_beacon, u.mgd.last_beacon_signal, DEC);
219 IEEE80211_IF_FILE(ave_beacon, u.mgd.ave_beacon_signal, DEC_DIV_16);
220 IEEE80211_IF_FILE(beacon_timeout, u.mgd.beacon_timeout, JIFFIES_TO_MS);
221
222 static 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
228 if (!(local->hw.wiphy->features & NL80211_FEATURE_STATIC_SMPS) &&
229 smps_mode == IEEE80211_SMPS_STATIC)
230 return -EINVAL;
231
232 /* auto should be dynamic if in PS mode */
233 if (!(local->hw.wiphy->features & NL80211_FEATURE_DYNAMIC_SMPS) &&
234 (smps_mode == IEEE80211_SMPS_DYNAMIC ||
235 smps_mode == IEEE80211_SMPS_AUTOMATIC))
236 return -EINVAL;
237
238 if (sdata->vif.type != NL80211_IFTYPE_STATION &&
239 sdata->vif.type != NL80211_IFTYPE_AP)
240 return -EOPNOTSUPP;
241
242 sdata_lock(sdata);
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);
247 sdata_unlock(sdata);
248
249 return err;
250 }
251
252 static 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
259 static ssize_t ieee80211_if_fmt_smps(const struct ieee80211_sub_if_data *sdata,
260 char *buf, int buflen)
261 {
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;
271 }
272
273 static 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 }
289 IEEE80211_IF_FILE_RW(smps);
290
291 static 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
300 if (!mac_pton(buf, addr))
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 */
326 sdata_lock(sdata);
327 if (!sdata->u.mgd.associated) {
328 sdata_unlock(sdata);
329 dev_kfree_skb(skb);
330 return -ENOTCONN;
331 }
332 memcpy(hdr->addr1, sdata->u.mgd.associated->bssid, ETH_ALEN);
333 memcpy(hdr->addr2, sdata->vif.addr, ETH_ALEN);
334 memcpy(hdr->addr3, addr, ETH_ALEN);
335 sdata_unlock(sdata);
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 }
356 IEEE80211_IF_FILE_W(tkip_mic_test);
357
358 static 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 }
368 IEEE80211_IF_FILE_W(beacon_loss);
369
370 static 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
378 static 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 }
396 IEEE80211_IF_FILE_RW(uapsd_queues);
397
398 static 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
406 static 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 }
424 IEEE80211_IF_FILE_RW(uapsd_max_sp_len);
425
426 /* AP attributes */
427 IEEE80211_IF_FILE(num_mcast_sta, u.ap.num_mcast_sta, ATOMIC);
428 IEEE80211_IF_FILE(num_sta_ps, u.ap.ps.num_sta_ps, ATOMIC);
429 IEEE80211_IF_FILE(dtim_count, u.ap.ps.dtim_count, DEC);
430
431 static 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",
435 skb_queue_len(&sdata->u.ap.ps.bc_buf));
436 }
437 IEEE80211_IF_FILE_R(num_buffered_multicast);
438
439 /* IBSS attributes */
440 static 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
451 static 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;
457 int tsf_is_delta = 0;
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 {
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 }
474 ret = kstrtoull(buf, 10, &tsf);
475 if (ret < 0)
476 return ret;
477 if (tsf_is_delta)
478 tsf = drv_get_tsf(local, sdata) + tsf_is_delta * tsf;
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
486 ieee80211_recalc_dtim(local, sdata);
487 return buflen;
488 }
489 IEEE80211_IF_FILE_RW(tsf);
490
491
492 /* WDS attributes */
493 IEEE80211_IF_FILE(peer, u.wds.remote_addr, MAC);
494
495 #ifdef CONFIG_MAC80211_MESH
496 IEEE80211_IF_FILE(estab_plinks, u.mesh.estab_plinks, ATOMIC);
497
498 /* Mesh stats attributes */
499 IEEE80211_IF_FILE(fwded_mcast, u.mesh.mshstats.fwded_mcast, DEC);
500 IEEE80211_IF_FILE(fwded_unicast, u.mesh.mshstats.fwded_unicast, DEC);
501 IEEE80211_IF_FILE(fwded_frames, u.mesh.mshstats.fwded_frames, DEC);
502 IEEE80211_IF_FILE(dropped_frames_ttl, u.mesh.mshstats.dropped_frames_ttl, DEC);
503 IEEE80211_IF_FILE(dropped_frames_congestion,
504 u.mesh.mshstats.dropped_frames_congestion, DEC);
505 IEEE80211_IF_FILE(dropped_frames_no_route,
506 u.mesh.mshstats.dropped_frames_no_route, DEC);
507
508 /* Mesh parameters */
509 IEEE80211_IF_FILE(dot11MeshMaxRetries,
510 u.mesh.mshcfg.dot11MeshMaxRetries, DEC);
511 IEEE80211_IF_FILE(dot11MeshRetryTimeout,
512 u.mesh.mshcfg.dot11MeshRetryTimeout, DEC);
513 IEEE80211_IF_FILE(dot11MeshConfirmTimeout,
514 u.mesh.mshcfg.dot11MeshConfirmTimeout, DEC);
515 IEEE80211_IF_FILE(dot11MeshHoldingTimeout,
516 u.mesh.mshcfg.dot11MeshHoldingTimeout, DEC);
517 IEEE80211_IF_FILE(dot11MeshTTL, u.mesh.mshcfg.dot11MeshTTL, DEC);
518 IEEE80211_IF_FILE(element_ttl, u.mesh.mshcfg.element_ttl, DEC);
519 IEEE80211_IF_FILE(auto_open_plinks, u.mesh.mshcfg.auto_open_plinks, DEC);
520 IEEE80211_IF_FILE(dot11MeshMaxPeerLinks,
521 u.mesh.mshcfg.dot11MeshMaxPeerLinks, DEC);
522 IEEE80211_IF_FILE(dot11MeshHWMPactivePathTimeout,
523 u.mesh.mshcfg.dot11MeshHWMPactivePathTimeout, DEC);
524 IEEE80211_IF_FILE(dot11MeshHWMPpreqMinInterval,
525 u.mesh.mshcfg.dot11MeshHWMPpreqMinInterval, DEC);
526 IEEE80211_IF_FILE(dot11MeshHWMPperrMinInterval,
527 u.mesh.mshcfg.dot11MeshHWMPperrMinInterval, DEC);
528 IEEE80211_IF_FILE(dot11MeshHWMPnetDiameterTraversalTime,
529 u.mesh.mshcfg.dot11MeshHWMPnetDiameterTraversalTime, DEC);
530 IEEE80211_IF_FILE(dot11MeshHWMPmaxPREQretries,
531 u.mesh.mshcfg.dot11MeshHWMPmaxPREQretries, DEC);
532 IEEE80211_IF_FILE(path_refresh_time,
533 u.mesh.mshcfg.path_refresh_time, DEC);
534 IEEE80211_IF_FILE(min_discovery_timeout,
535 u.mesh.mshcfg.min_discovery_timeout, DEC);
536 IEEE80211_IF_FILE(dot11MeshHWMPRootMode,
537 u.mesh.mshcfg.dot11MeshHWMPRootMode, DEC);
538 IEEE80211_IF_FILE(dot11MeshGateAnnouncementProtocol,
539 u.mesh.mshcfg.dot11MeshGateAnnouncementProtocol, DEC);
540 IEEE80211_IF_FILE(dot11MeshHWMPRannInterval,
541 u.mesh.mshcfg.dot11MeshHWMPRannInterval, DEC);
542 IEEE80211_IF_FILE(dot11MeshForwarding, u.mesh.mshcfg.dot11MeshForwarding, DEC);
543 IEEE80211_IF_FILE(rssi_threshold, u.mesh.mshcfg.rssi_threshold, DEC);
544 IEEE80211_IF_FILE(ht_opmode, u.mesh.mshcfg.ht_opmode, DEC);
545 IEEE80211_IF_FILE(dot11MeshHWMPactivePathToRootTimeout,
546 u.mesh.mshcfg.dot11MeshHWMPactivePathToRootTimeout, DEC);
547 IEEE80211_IF_FILE(dot11MeshHWMProotInterval,
548 u.mesh.mshcfg.dot11MeshHWMProotInterval, DEC);
549 IEEE80211_IF_FILE(dot11MeshHWMPconfirmationInterval,
550 u.mesh.mshcfg.dot11MeshHWMPconfirmationInterval, DEC);
551 IEEE80211_IF_FILE(power_mode, u.mesh.mshcfg.power_mode, DEC);
552 IEEE80211_IF_FILE(dot11MeshAwakeWindowDuration,
553 u.mesh.mshcfg.dot11MeshAwakeWindowDuration, DEC);
554 #endif
555
556 #define DEBUGFS_ADD_MODE(name, mode) \
557 debugfs_create_file(#name, mode, sdata->vif.debugfs_dir, \
558 sdata, &name##_ops);
559
560 #define DEBUGFS_ADD(name) DEBUGFS_ADD_MODE(name, 0400)
561
562 static void add_common_files(struct ieee80211_sub_if_data *sdata)
563 {
564 DEBUGFS_ADD(rc_rateidx_mask_2ghz);
565 DEBUGFS_ADD(rc_rateidx_mask_5ghz);
566 DEBUGFS_ADD(rc_rateidx_mcs_mask_2ghz);
567 DEBUGFS_ADD(rc_rateidx_mcs_mask_5ghz);
568 DEBUGFS_ADD(hw_queues);
569 }
570
571 static void add_sta_files(struct ieee80211_sub_if_data *sdata)
572 {
573 DEBUGFS_ADD(bssid);
574 DEBUGFS_ADD(aid);
575 DEBUGFS_ADD(last_beacon);
576 DEBUGFS_ADD(ave_beacon);
577 DEBUGFS_ADD(beacon_timeout);
578 DEBUGFS_ADD_MODE(smps, 0600);
579 DEBUGFS_ADD_MODE(tkip_mic_test, 0200);
580 DEBUGFS_ADD_MODE(beacon_loss, 0200);
581 DEBUGFS_ADD_MODE(uapsd_queues, 0600);
582 DEBUGFS_ADD_MODE(uapsd_max_sp_len, 0600);
583 }
584
585 static void add_ap_files(struct ieee80211_sub_if_data *sdata)
586 {
587 DEBUGFS_ADD(num_mcast_sta);
588 DEBUGFS_ADD_MODE(smps, 0600);
589 DEBUGFS_ADD(num_sta_ps);
590 DEBUGFS_ADD(dtim_count);
591 DEBUGFS_ADD(num_buffered_multicast);
592 DEBUGFS_ADD_MODE(tkip_mic_test, 0200);
593 }
594
595 static void add_ibss_files(struct ieee80211_sub_if_data *sdata)
596 {
597 DEBUGFS_ADD_MODE(tsf, 0600);
598 }
599
600 static void add_wds_files(struct ieee80211_sub_if_data *sdata)
601 {
602 DEBUGFS_ADD(peer);
603 }
604
605 #ifdef CONFIG_MAC80211_MESH
606
607 static void add_mesh_files(struct ieee80211_sub_if_data *sdata)
608 {
609 DEBUGFS_ADD_MODE(tsf, 0600);
610 DEBUGFS_ADD_MODE(estab_plinks, 0400);
611 }
612
613 static void add_mesh_stats(struct ieee80211_sub_if_data *sdata)
614 {
615 struct dentry *dir = debugfs_create_dir("mesh_stats",
616 sdata->vif.debugfs_dir);
617 #define MESHSTATS_ADD(name)\
618 debugfs_create_file(#name, 0400, dir, sdata, &name##_ops);
619
620 MESHSTATS_ADD(fwded_mcast);
621 MESHSTATS_ADD(fwded_unicast);
622 MESHSTATS_ADD(fwded_frames);
623 MESHSTATS_ADD(dropped_frames_ttl);
624 MESHSTATS_ADD(dropped_frames_no_route);
625 MESHSTATS_ADD(dropped_frames_congestion);
626 #undef MESHSTATS_ADD
627 }
628
629 static void add_mesh_config(struct ieee80211_sub_if_data *sdata)
630 {
631 struct dentry *dir = debugfs_create_dir("mesh_config",
632 sdata->vif.debugfs_dir);
633
634 #define MESHPARAMS_ADD(name) \
635 debugfs_create_file(#name, 0600, dir, sdata, &name##_ops);
636
637 MESHPARAMS_ADD(dot11MeshMaxRetries);
638 MESHPARAMS_ADD(dot11MeshRetryTimeout);
639 MESHPARAMS_ADD(dot11MeshConfirmTimeout);
640 MESHPARAMS_ADD(dot11MeshHoldingTimeout);
641 MESHPARAMS_ADD(dot11MeshTTL);
642 MESHPARAMS_ADD(element_ttl);
643 MESHPARAMS_ADD(auto_open_plinks);
644 MESHPARAMS_ADD(dot11MeshMaxPeerLinks);
645 MESHPARAMS_ADD(dot11MeshHWMPactivePathTimeout);
646 MESHPARAMS_ADD(dot11MeshHWMPpreqMinInterval);
647 MESHPARAMS_ADD(dot11MeshHWMPperrMinInterval);
648 MESHPARAMS_ADD(dot11MeshHWMPnetDiameterTraversalTime);
649 MESHPARAMS_ADD(dot11MeshHWMPmaxPREQretries);
650 MESHPARAMS_ADD(path_refresh_time);
651 MESHPARAMS_ADD(min_discovery_timeout);
652 MESHPARAMS_ADD(dot11MeshHWMPRootMode);
653 MESHPARAMS_ADD(dot11MeshHWMPRannInterval);
654 MESHPARAMS_ADD(dot11MeshForwarding);
655 MESHPARAMS_ADD(dot11MeshGateAnnouncementProtocol);
656 MESHPARAMS_ADD(rssi_threshold);
657 MESHPARAMS_ADD(ht_opmode);
658 MESHPARAMS_ADD(dot11MeshHWMPactivePathToRootTimeout);
659 MESHPARAMS_ADD(dot11MeshHWMProotInterval);
660 MESHPARAMS_ADD(dot11MeshHWMPconfirmationInterval);
661 MESHPARAMS_ADD(power_mode);
662 MESHPARAMS_ADD(dot11MeshAwakeWindowDuration);
663 #undef MESHPARAMS_ADD
664 }
665 #endif
666
667 static void add_files(struct ieee80211_sub_if_data *sdata)
668 {
669 if (!sdata->vif.debugfs_dir)
670 return;
671
672 DEBUGFS_ADD(flags);
673 DEBUGFS_ADD(state);
674 DEBUGFS_ADD(txpower);
675 DEBUGFS_ADD(user_power_level);
676 DEBUGFS_ADD(ap_power_level);
677
678 if (sdata->vif.type != NL80211_IFTYPE_MONITOR)
679 add_common_files(sdata);
680
681 switch (sdata->vif.type) {
682 case NL80211_IFTYPE_MESH_POINT:
683 #ifdef CONFIG_MAC80211_MESH
684 add_mesh_files(sdata);
685 add_mesh_stats(sdata);
686 add_mesh_config(sdata);
687 #endif
688 break;
689 case NL80211_IFTYPE_STATION:
690 add_sta_files(sdata);
691 break;
692 case NL80211_IFTYPE_ADHOC:
693 add_ibss_files(sdata);
694 break;
695 case NL80211_IFTYPE_AP:
696 add_ap_files(sdata);
697 break;
698 case NL80211_IFTYPE_WDS:
699 add_wds_files(sdata);
700 break;
701 default:
702 break;
703 }
704 }
705
706 void ieee80211_debugfs_add_netdev(struct ieee80211_sub_if_data *sdata)
707 {
708 char buf[10+IFNAMSIZ];
709
710 sprintf(buf, "netdev:%s", sdata->name);
711 sdata->vif.debugfs_dir = debugfs_create_dir(buf,
712 sdata->local->hw.wiphy->debugfsdir);
713 if (sdata->vif.debugfs_dir)
714 sdata->debugfs.subdir_stations = debugfs_create_dir("stations",
715 sdata->vif.debugfs_dir);
716 add_files(sdata);
717 }
718
719 void ieee80211_debugfs_remove_netdev(struct ieee80211_sub_if_data *sdata)
720 {
721 if (!sdata->vif.debugfs_dir)
722 return;
723
724 debugfs_remove_recursive(sdata->vif.debugfs_dir);
725 sdata->vif.debugfs_dir = NULL;
726 }
727
728 void ieee80211_debugfs_rename_netdev(struct ieee80211_sub_if_data *sdata)
729 {
730 struct dentry *dir;
731 char buf[10 + IFNAMSIZ];
732
733 dir = sdata->vif.debugfs_dir;
734
735 if (!dir)
736 return;
737
738 sprintf(buf, "netdev:%s", sdata->name);
739 if (!debugfs_rename(dir->d_parent, dir, dir->d_parent, buf))
740 sdata_err(sdata,
741 "debugfs: failed to rename debugfs dir to %s\n",
742 buf);
743 }
Linux with added FPC-III support