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hpsa: fix bad -ENOMEM return value in hpsa_big_passthru_ioctl
[linux/fpc-iii.git] / net / mac80211 / debugfs_netdev.c
blob8e41f0163c5a421b728d92f93d051620ed7c626f
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(name, _write) \
135 static 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); \
142 } \
143 static const struct file_operations name##_ops = { \
144 .read = ieee80211_if_read_##name, \
145 .write = (_write), \
146 .open = simple_open, \
147 .llseek = generic_file_llseek, \
148 }
149
150 #define __IEEE80211_IF_FILE_W(name) \
151 static ssize_t ieee80211_if_write_##name(struct file *file, \
152 const char __user *userbuf, \
153 size_t count, loff_t *ppos) \
154 { \
155 return ieee80211_if_write(file->private_data, userbuf, count, \
156 ppos, ieee80211_if_parse_##name); \
157 } \
158 __IEEE80211_IF_FILE(name, ieee80211_if_write_##name)
159
160
161 #define IEEE80211_IF_FILE(name, field, format) \
162 IEEE80211_IF_FMT_##format(name, field) \
163 __IEEE80211_IF_FILE(name, NULL)
164
165 /* common attributes */
166 IEEE80211_IF_FILE(drop_unencrypted, drop_unencrypted, DEC);
167 IEEE80211_IF_FILE(rc_rateidx_mask_2ghz, rc_rateidx_mask[IEEE80211_BAND_2GHZ],
168 HEX);
169 IEEE80211_IF_FILE(rc_rateidx_mask_5ghz, rc_rateidx_mask[IEEE80211_BAND_5GHZ],
170 HEX);
171 IEEE80211_IF_FILE(rc_rateidx_mcs_mask_2ghz,
172 rc_rateidx_mcs_mask[IEEE80211_BAND_2GHZ], HEXARRAY);
173 IEEE80211_IF_FILE(rc_rateidx_mcs_mask_5ghz,
174 rc_rateidx_mcs_mask[IEEE80211_BAND_5GHZ], HEXARRAY);
175
176 IEEE80211_IF_FILE(flags, flags, HEX);
177 IEEE80211_IF_FILE(state, state, LHEX);
178 IEEE80211_IF_FILE(txpower, vif.bss_conf.txpower, DEC);
179 IEEE80211_IF_FILE(ap_power_level, ap_power_level, DEC);
180 IEEE80211_IF_FILE(user_power_level, user_power_level, DEC);
181
182 static ssize_t
183 ieee80211_if_fmt_hw_queues(const struct ieee80211_sub_if_data *sdata,
184 char *buf, int buflen)
185 {
186 int len;
187
188 len = scnprintf(buf, buflen, "AC queues: VO:%d VI:%d BE:%d BK:%d\n",
189 sdata->vif.hw_queue[IEEE80211_AC_VO],
190 sdata->vif.hw_queue[IEEE80211_AC_VI],
191 sdata->vif.hw_queue[IEEE80211_AC_BE],
192 sdata->vif.hw_queue[IEEE80211_AC_BK]);
193
194 if (sdata->vif.type == NL80211_IFTYPE_AP)
195 len += scnprintf(buf + len, buflen - len, "cab queue: %d\n",
196 sdata->vif.cab_queue);
197
198 return len;
199 }
200 __IEEE80211_IF_FILE(hw_queues, NULL);
201
202 /* STA attributes */
203 IEEE80211_IF_FILE(bssid, u.mgd.bssid, MAC);
204 IEEE80211_IF_FILE(aid, u.mgd.aid, DEC);
205 IEEE80211_IF_FILE(last_beacon, u.mgd.last_beacon_signal, DEC);
206 IEEE80211_IF_FILE(ave_beacon, u.mgd.ave_beacon_signal, DEC_DIV_16);
207 IEEE80211_IF_FILE(beacon_timeout, u.mgd.beacon_timeout, JIFFIES_TO_MS);
208
209 static int ieee80211_set_smps(struct ieee80211_sub_if_data *sdata,
210 enum ieee80211_smps_mode smps_mode)
211 {
212 struct ieee80211_local *local = sdata->local;
213 int err;
214
215 if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_STATIC_SMPS) &&
216 smps_mode == IEEE80211_SMPS_STATIC)
217 return -EINVAL;
218
219 /* auto should be dynamic if in PS mode */
220 if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS) &&
221 (smps_mode == IEEE80211_SMPS_DYNAMIC ||
222 smps_mode == IEEE80211_SMPS_AUTOMATIC))
223 return -EINVAL;
224
225 /* supported only on managed interfaces for now */
226 if (sdata->vif.type != NL80211_IFTYPE_STATION)
227 return -EOPNOTSUPP;
228
229 sdata_lock(sdata);
230 err = __ieee80211_request_smps(sdata, smps_mode);
231 sdata_unlock(sdata);
232
233 return err;
234 }
235
236 static const char *smps_modes[IEEE80211_SMPS_NUM_MODES] = {
237 [IEEE80211_SMPS_AUTOMATIC] = "auto",
238 [IEEE80211_SMPS_OFF] = "off",
239 [IEEE80211_SMPS_STATIC] = "static",
240 [IEEE80211_SMPS_DYNAMIC] = "dynamic",
241 };
242
243 static ssize_t ieee80211_if_fmt_smps(const struct ieee80211_sub_if_data *sdata,
244 char *buf, int buflen)
245 {
246 if (sdata->vif.type != NL80211_IFTYPE_STATION)
247 return -EOPNOTSUPP;
248
249 return snprintf(buf, buflen, "request: %s\nused: %s\n",
250 smps_modes[sdata->u.mgd.req_smps],
251 smps_modes[sdata->smps_mode]);
252 }
253
254 static ssize_t ieee80211_if_parse_smps(struct ieee80211_sub_if_data *sdata,
255 const char *buf, int buflen)
256 {
257 enum ieee80211_smps_mode mode;
258
259 for (mode = 0; mode < IEEE80211_SMPS_NUM_MODES; mode++) {
260 if (strncmp(buf, smps_modes[mode], buflen) == 0) {
261 int err = ieee80211_set_smps(sdata, mode);
262 if (!err)
263 return buflen;
264 return err;
265 }
266 }
267
268 return -EINVAL;
269 }
270
271 __IEEE80211_IF_FILE_W(smps);
272
273 static ssize_t ieee80211_if_fmt_tkip_mic_test(
274 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
275 {
276 return -EOPNOTSUPP;
277 }
278
279 static ssize_t ieee80211_if_parse_tkip_mic_test(
280 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
281 {
282 struct ieee80211_local *local = sdata->local;
283 u8 addr[ETH_ALEN];
284 struct sk_buff *skb;
285 struct ieee80211_hdr *hdr;
286 __le16 fc;
287
288 if (!mac_pton(buf, addr))
289 return -EINVAL;
290
291 if (!ieee80211_sdata_running(sdata))
292 return -ENOTCONN;
293
294 skb = dev_alloc_skb(local->hw.extra_tx_headroom + 24 + 100);
295 if (!skb)
296 return -ENOMEM;
297 skb_reserve(skb, local->hw.extra_tx_headroom);
298
299 hdr = (struct ieee80211_hdr *) skb_put(skb, 24);
300 memset(hdr, 0, 24);
301 fc = cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_DATA);
302
303 switch (sdata->vif.type) {
304 case NL80211_IFTYPE_AP:
305 fc |= cpu_to_le16(IEEE80211_FCTL_FROMDS);
306 /* DA BSSID SA */
307 memcpy(hdr->addr1, addr, ETH_ALEN);
308 memcpy(hdr->addr2, sdata->vif.addr, ETH_ALEN);
309 memcpy(hdr->addr3, sdata->vif.addr, ETH_ALEN);
310 break;
311 case NL80211_IFTYPE_STATION:
312 fc |= cpu_to_le16(IEEE80211_FCTL_TODS);
313 /* BSSID SA DA */
314 sdata_lock(sdata);
315 if (!sdata->u.mgd.associated) {
316 sdata_unlock(sdata);
317 dev_kfree_skb(skb);
318 return -ENOTCONN;
319 }
320 memcpy(hdr->addr1, sdata->u.mgd.associated->bssid, ETH_ALEN);
321 memcpy(hdr->addr2, sdata->vif.addr, ETH_ALEN);
322 memcpy(hdr->addr3, addr, ETH_ALEN);
323 sdata_unlock(sdata);
324 break;
325 default:
326 dev_kfree_skb(skb);
327 return -EOPNOTSUPP;
328 }
329 hdr->frame_control = fc;
330
331 /*
332 * Add some length to the test frame to make it look bit more valid.
333 * The exact contents does not matter since the recipient is required
334 * to drop this because of the Michael MIC failure.
335 */
336 memset(skb_put(skb, 50), 0, 50);
337
338 IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_TKIP_MIC_FAILURE;
339
340 ieee80211_tx_skb(sdata, skb);
341
342 return buflen;
343 }
344
345 __IEEE80211_IF_FILE_W(tkip_mic_test);
346
347 static ssize_t ieee80211_if_fmt_uapsd_queues(
348 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
349 {
350 const struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
351
352 return snprintf(buf, buflen, "0x%x\n", ifmgd->uapsd_queues);
353 }
354
355 static ssize_t ieee80211_if_parse_uapsd_queues(
356 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
357 {
358 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
359 u8 val;
360 int ret;
361
362 ret = kstrtou8(buf, 0, &val);
363 if (ret)
364 return ret;
365
366 if (val & ~IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK)
367 return -ERANGE;
368
369 ifmgd->uapsd_queues = val;
370
371 return buflen;
372 }
373 __IEEE80211_IF_FILE_W(uapsd_queues);
374
375 static ssize_t ieee80211_if_fmt_uapsd_max_sp_len(
376 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
377 {
378 const struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
379
380 return snprintf(buf, buflen, "0x%x\n", ifmgd->uapsd_max_sp_len);
381 }
382
383 static ssize_t ieee80211_if_parse_uapsd_max_sp_len(
384 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
385 {
386 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
387 unsigned long val;
388 int ret;
389
390 ret = kstrtoul(buf, 0, &val);
391 if (ret)
392 return -EINVAL;
393
394 if (val & ~IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK)
395 return -ERANGE;
396
397 ifmgd->uapsd_max_sp_len = val;
398
399 return buflen;
400 }
401 __IEEE80211_IF_FILE_W(uapsd_max_sp_len);
402
403 /* AP attributes */
404 IEEE80211_IF_FILE(num_mcast_sta, u.ap.num_mcast_sta, ATOMIC);
405 IEEE80211_IF_FILE(num_sta_ps, u.ap.ps.num_sta_ps, ATOMIC);
406 IEEE80211_IF_FILE(dtim_count, u.ap.ps.dtim_count, DEC);
407
408 static ssize_t ieee80211_if_fmt_num_buffered_multicast(
409 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
410 {
411 return scnprintf(buf, buflen, "%u\n",
412 skb_queue_len(&sdata->u.ap.ps.bc_buf));
413 }
414 __IEEE80211_IF_FILE(num_buffered_multicast, NULL);
415
416 /* IBSS attributes */
417 static ssize_t ieee80211_if_fmt_tsf(
418 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
419 {
420 struct ieee80211_local *local = sdata->local;
421 u64 tsf;
422
423 tsf = drv_get_tsf(local, (struct ieee80211_sub_if_data *)sdata);
424
425 return scnprintf(buf, buflen, "0x%016llx\n", (unsigned long long) tsf);
426 }
427
428 static ssize_t ieee80211_if_parse_tsf(
429 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
430 {
431 struct ieee80211_local *local = sdata->local;
432 unsigned long long tsf;
433 int ret;
434 int tsf_is_delta = 0;
435
436 if (strncmp(buf, "reset", 5) == 0) {
437 if (local->ops->reset_tsf) {
438 drv_reset_tsf(local, sdata);
439 wiphy_info(local->hw.wiphy, "debugfs reset TSF\n");
440 }
441 } else {
442 if (buflen > 10 && buf[1] == '=') {
443 if (buf[0] == '+')
444 tsf_is_delta = 1;
445 else if (buf[0] == '-')
446 tsf_is_delta = -1;
447 else
448 return -EINVAL;
449 buf += 2;
450 }
451 ret = kstrtoull(buf, 10, &tsf);
452 if (ret < 0)
453 return ret;
454 if (tsf_is_delta)
455 tsf = drv_get_tsf(local, sdata) + tsf_is_delta * tsf;
456 if (local->ops->set_tsf) {
457 drv_set_tsf(local, sdata, tsf);
458 wiphy_info(local->hw.wiphy,
459 "debugfs set TSF to %#018llx\n", tsf);
460 }
461 }
462
463 return buflen;
464 }
465 __IEEE80211_IF_FILE_W(tsf);
466
467
468 /* WDS attributes */
469 IEEE80211_IF_FILE(peer, u.wds.remote_addr, MAC);
470
471 #ifdef CONFIG_MAC80211_MESH
472 IEEE80211_IF_FILE(estab_plinks, u.mesh.estab_plinks, ATOMIC);
473
474 /* Mesh stats attributes */
475 IEEE80211_IF_FILE(fwded_mcast, u.mesh.mshstats.fwded_mcast, DEC);
476 IEEE80211_IF_FILE(fwded_unicast, u.mesh.mshstats.fwded_unicast, DEC);
477 IEEE80211_IF_FILE(fwded_frames, u.mesh.mshstats.fwded_frames, DEC);
478 IEEE80211_IF_FILE(dropped_frames_ttl, u.mesh.mshstats.dropped_frames_ttl, DEC);
479 IEEE80211_IF_FILE(dropped_frames_congestion,
480 u.mesh.mshstats.dropped_frames_congestion, DEC);
481 IEEE80211_IF_FILE(dropped_frames_no_route,
482 u.mesh.mshstats.dropped_frames_no_route, DEC);
483
484 /* Mesh parameters */
485 IEEE80211_IF_FILE(dot11MeshMaxRetries,
486 u.mesh.mshcfg.dot11MeshMaxRetries, DEC);
487 IEEE80211_IF_FILE(dot11MeshRetryTimeout,
488 u.mesh.mshcfg.dot11MeshRetryTimeout, DEC);
489 IEEE80211_IF_FILE(dot11MeshConfirmTimeout,
490 u.mesh.mshcfg.dot11MeshConfirmTimeout, DEC);
491 IEEE80211_IF_FILE(dot11MeshHoldingTimeout,
492 u.mesh.mshcfg.dot11MeshHoldingTimeout, DEC);
493 IEEE80211_IF_FILE(dot11MeshTTL, u.mesh.mshcfg.dot11MeshTTL, DEC);
494 IEEE80211_IF_FILE(element_ttl, u.mesh.mshcfg.element_ttl, DEC);
495 IEEE80211_IF_FILE(auto_open_plinks, u.mesh.mshcfg.auto_open_plinks, DEC);
496 IEEE80211_IF_FILE(dot11MeshMaxPeerLinks,
497 u.mesh.mshcfg.dot11MeshMaxPeerLinks, DEC);
498 IEEE80211_IF_FILE(dot11MeshHWMPactivePathTimeout,
499 u.mesh.mshcfg.dot11MeshHWMPactivePathTimeout, DEC);
500 IEEE80211_IF_FILE(dot11MeshHWMPpreqMinInterval,
501 u.mesh.mshcfg.dot11MeshHWMPpreqMinInterval, DEC);
502 IEEE80211_IF_FILE(dot11MeshHWMPperrMinInterval,
503 u.mesh.mshcfg.dot11MeshHWMPperrMinInterval, DEC);
504 IEEE80211_IF_FILE(dot11MeshHWMPnetDiameterTraversalTime,
505 u.mesh.mshcfg.dot11MeshHWMPnetDiameterTraversalTime, DEC);
506 IEEE80211_IF_FILE(dot11MeshHWMPmaxPREQretries,
507 u.mesh.mshcfg.dot11MeshHWMPmaxPREQretries, DEC);
508 IEEE80211_IF_FILE(path_refresh_time,
509 u.mesh.mshcfg.path_refresh_time, DEC);
510 IEEE80211_IF_FILE(min_discovery_timeout,
511 u.mesh.mshcfg.min_discovery_timeout, DEC);
512 IEEE80211_IF_FILE(dot11MeshHWMPRootMode,
513 u.mesh.mshcfg.dot11MeshHWMPRootMode, DEC);
514 IEEE80211_IF_FILE(dot11MeshGateAnnouncementProtocol,
515 u.mesh.mshcfg.dot11MeshGateAnnouncementProtocol, DEC);
516 IEEE80211_IF_FILE(dot11MeshHWMPRannInterval,
517 u.mesh.mshcfg.dot11MeshHWMPRannInterval, DEC);
518 IEEE80211_IF_FILE(dot11MeshForwarding, u.mesh.mshcfg.dot11MeshForwarding, DEC);
519 IEEE80211_IF_FILE(rssi_threshold, u.mesh.mshcfg.rssi_threshold, DEC);
520 IEEE80211_IF_FILE(ht_opmode, u.mesh.mshcfg.ht_opmode, DEC);
521 IEEE80211_IF_FILE(dot11MeshHWMPactivePathToRootTimeout,
522 u.mesh.mshcfg.dot11MeshHWMPactivePathToRootTimeout, DEC);
523 IEEE80211_IF_FILE(dot11MeshHWMProotInterval,
524 u.mesh.mshcfg.dot11MeshHWMProotInterval, DEC);
525 IEEE80211_IF_FILE(dot11MeshHWMPconfirmationInterval,
526 u.mesh.mshcfg.dot11MeshHWMPconfirmationInterval, DEC);
527 IEEE80211_IF_FILE(power_mode, u.mesh.mshcfg.power_mode, DEC);
528 IEEE80211_IF_FILE(dot11MeshAwakeWindowDuration,
529 u.mesh.mshcfg.dot11MeshAwakeWindowDuration, DEC);
530 #endif
531
532 #define DEBUGFS_ADD_MODE(name, mode) \
533 debugfs_create_file(#name, mode, sdata->vif.debugfs_dir, \
534 sdata, &name##_ops);
535
536 #define DEBUGFS_ADD(name) DEBUGFS_ADD_MODE(name, 0400)
537
538 static void add_common_files(struct ieee80211_sub_if_data *sdata)
539 {
540 DEBUGFS_ADD(drop_unencrypted);
541 DEBUGFS_ADD(rc_rateidx_mask_2ghz);
542 DEBUGFS_ADD(rc_rateidx_mask_5ghz);
543 DEBUGFS_ADD(rc_rateidx_mcs_mask_2ghz);
544 DEBUGFS_ADD(rc_rateidx_mcs_mask_5ghz);
545 DEBUGFS_ADD(hw_queues);
546 }
547
548 static void add_sta_files(struct ieee80211_sub_if_data *sdata)
549 {
550 DEBUGFS_ADD(bssid);
551 DEBUGFS_ADD(aid);
552 DEBUGFS_ADD(last_beacon);
553 DEBUGFS_ADD(ave_beacon);
554 DEBUGFS_ADD(beacon_timeout);
555 DEBUGFS_ADD_MODE(smps, 0600);
556 DEBUGFS_ADD_MODE(tkip_mic_test, 0200);
557 DEBUGFS_ADD_MODE(uapsd_queues, 0600);
558 DEBUGFS_ADD_MODE(uapsd_max_sp_len, 0600);
559 }
560
561 static void add_ap_files(struct ieee80211_sub_if_data *sdata)
562 {
563 DEBUGFS_ADD(num_mcast_sta);
564 DEBUGFS_ADD(num_sta_ps);
565 DEBUGFS_ADD(dtim_count);
566 DEBUGFS_ADD(num_buffered_multicast);
567 DEBUGFS_ADD_MODE(tkip_mic_test, 0200);
568 }
569
570 static void add_ibss_files(struct ieee80211_sub_if_data *sdata)
571 {
572 DEBUGFS_ADD_MODE(tsf, 0600);
573 }
574
575 static void add_wds_files(struct ieee80211_sub_if_data *sdata)
576 {
577 DEBUGFS_ADD(peer);
578 }
579
580 #ifdef CONFIG_MAC80211_MESH
581
582 static void add_mesh_files(struct ieee80211_sub_if_data *sdata)
583 {
584 DEBUGFS_ADD_MODE(tsf, 0600);
585 DEBUGFS_ADD_MODE(estab_plinks, 0400);
586 }
587
588 static void add_mesh_stats(struct ieee80211_sub_if_data *sdata)
589 {
590 struct dentry *dir = debugfs_create_dir("mesh_stats",
591 sdata->vif.debugfs_dir);
592 #define MESHSTATS_ADD(name)\
593 debugfs_create_file(#name, 0400, dir, sdata, &name##_ops);
594
595 MESHSTATS_ADD(fwded_mcast);
596 MESHSTATS_ADD(fwded_unicast);
597 MESHSTATS_ADD(fwded_frames);
598 MESHSTATS_ADD(dropped_frames_ttl);
599 MESHSTATS_ADD(dropped_frames_no_route);
600 MESHSTATS_ADD(dropped_frames_congestion);
601 #undef MESHSTATS_ADD
602 }
603
604 static void add_mesh_config(struct ieee80211_sub_if_data *sdata)
605 {
606 struct dentry *dir = debugfs_create_dir("mesh_config",
607 sdata->vif.debugfs_dir);
608
609 #define MESHPARAMS_ADD(name) \
610 debugfs_create_file(#name, 0600, dir, sdata, &name##_ops);
611
612 MESHPARAMS_ADD(dot11MeshMaxRetries);
613 MESHPARAMS_ADD(dot11MeshRetryTimeout);
614 MESHPARAMS_ADD(dot11MeshConfirmTimeout);
615 MESHPARAMS_ADD(dot11MeshHoldingTimeout);
616 MESHPARAMS_ADD(dot11MeshTTL);
617 MESHPARAMS_ADD(element_ttl);
618 MESHPARAMS_ADD(auto_open_plinks);
619 MESHPARAMS_ADD(dot11MeshMaxPeerLinks);
620 MESHPARAMS_ADD(dot11MeshHWMPactivePathTimeout);
621 MESHPARAMS_ADD(dot11MeshHWMPpreqMinInterval);
622 MESHPARAMS_ADD(dot11MeshHWMPperrMinInterval);
623 MESHPARAMS_ADD(dot11MeshHWMPnetDiameterTraversalTime);
624 MESHPARAMS_ADD(dot11MeshHWMPmaxPREQretries);
625 MESHPARAMS_ADD(path_refresh_time);
626 MESHPARAMS_ADD(min_discovery_timeout);
627 MESHPARAMS_ADD(dot11MeshHWMPRootMode);
628 MESHPARAMS_ADD(dot11MeshHWMPRannInterval);
629 MESHPARAMS_ADD(dot11MeshForwarding);
630 MESHPARAMS_ADD(dot11MeshGateAnnouncementProtocol);
631 MESHPARAMS_ADD(rssi_threshold);
632 MESHPARAMS_ADD(ht_opmode);
633 MESHPARAMS_ADD(dot11MeshHWMPactivePathToRootTimeout);
634 MESHPARAMS_ADD(dot11MeshHWMProotInterval);
635 MESHPARAMS_ADD(dot11MeshHWMPconfirmationInterval);
636 MESHPARAMS_ADD(power_mode);
637 MESHPARAMS_ADD(dot11MeshAwakeWindowDuration);
638 #undef MESHPARAMS_ADD
639 }
640 #endif
641
642 static void add_files(struct ieee80211_sub_if_data *sdata)
643 {
644 if (!sdata->vif.debugfs_dir)
645 return;
646
647 DEBUGFS_ADD(flags);
648 DEBUGFS_ADD(state);
649 DEBUGFS_ADD(txpower);
650 DEBUGFS_ADD(user_power_level);
651 DEBUGFS_ADD(ap_power_level);
652
653 if (sdata->vif.type != NL80211_IFTYPE_MONITOR)
654 add_common_files(sdata);
655
656 switch (sdata->vif.type) {
657 case NL80211_IFTYPE_MESH_POINT:
658 #ifdef CONFIG_MAC80211_MESH
659 add_mesh_files(sdata);
660 add_mesh_stats(sdata);
661 add_mesh_config(sdata);
662 #endif
663 break;
664 case NL80211_IFTYPE_STATION:
665 add_sta_files(sdata);
666 break;
667 case NL80211_IFTYPE_ADHOC:
668 add_ibss_files(sdata);
669 break;
670 case NL80211_IFTYPE_AP:
671 add_ap_files(sdata);
672 break;
673 case NL80211_IFTYPE_WDS:
674 add_wds_files(sdata);
675 break;
676 default:
677 break;
678 }
679 }
680
681 void ieee80211_debugfs_add_netdev(struct ieee80211_sub_if_data *sdata)
682 {
683 char buf[10+IFNAMSIZ];
684
685 sprintf(buf, "netdev:%s", sdata->name);
686 sdata->vif.debugfs_dir = debugfs_create_dir(buf,
687 sdata->local->hw.wiphy->debugfsdir);
688 if (sdata->vif.debugfs_dir)
689 sdata->debugfs.subdir_stations = debugfs_create_dir("stations",
690 sdata->vif.debugfs_dir);
691 add_files(sdata);
692 }
693
694 void ieee80211_debugfs_remove_netdev(struct ieee80211_sub_if_data *sdata)
695 {
696 if (!sdata->vif.debugfs_dir)
697 return;
698
699 debugfs_remove_recursive(sdata->vif.debugfs_dir);
700 sdata->vif.debugfs_dir = NULL;
701 }
702
703 void ieee80211_debugfs_rename_netdev(struct ieee80211_sub_if_data *sdata)
704 {
705 struct dentry *dir;
706 char buf[10 + IFNAMSIZ];
707
708 dir = sdata->vif.debugfs_dir;
709
710 if (!dir)
711 return;
712
713 sprintf(buf, "netdev:%s", sdata->name);
714 if (!debugfs_rename(dir->d_parent, dir, dir->d_parent, buf))
715 sdata_err(sdata,
716 "debugfs: failed to rename debugfs dir to %s\n",
717 buf);
718 }
Linux with added FPC-III support