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Merge branch 'kconfig' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / net / mac80211 / debugfs_netdev.c
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 if (sdata->dev->reg_state == NETREG_REGISTERED)
38 ret = (*format)(sdata, buf, sizeof(buf));
39 read_unlock(&dev_base_lock);
40
41 if (ret >= 0)
42 ret = simple_read_from_buffer(userbuf, count, ppos, buf, ret);
43
44 return ret;
45 }
46
47 static ssize_t ieee80211_if_write(
48 struct ieee80211_sub_if_data *sdata,
49 const char __user *userbuf,
50 size_t count, loff_t *ppos,
51 ssize_t (*write)(struct ieee80211_sub_if_data *, const char *, int))
52 {
53 char buf[64];
54 ssize_t ret;
55
56 if (count >= sizeof(buf))
57 return -E2BIG;
58
59 if (copy_from_user(buf, userbuf, count))
60 return -EFAULT;
61 buf[count] = '\0';
62
63 ret = -ENODEV;
64 rtnl_lock();
65 if (sdata->dev->reg_state == NETREG_REGISTERED)
66 ret = (*write)(sdata, buf, count);
67 rtnl_unlock();
68
69 return ret;
70 }
71
72 #define IEEE80211_IF_FMT(name, field, format_string) \
73 static ssize_t ieee80211_if_fmt_##name( \
74 const struct ieee80211_sub_if_data *sdata, char *buf, \
75 int buflen) \
76 { \
77 return scnprintf(buf, buflen, format_string, sdata->field); \
78 }
79 #define IEEE80211_IF_FMT_DEC(name, field) \
80 IEEE80211_IF_FMT(name, field, "%d\n")
81 #define IEEE80211_IF_FMT_HEX(name, field) \
82 IEEE80211_IF_FMT(name, field, "%#x\n")
83 #define IEEE80211_IF_FMT_LHEX(name, field) \
84 IEEE80211_IF_FMT(name, field, "%#lx\n")
85 #define IEEE80211_IF_FMT_SIZE(name, field) \
86 IEEE80211_IF_FMT(name, field, "%zd\n")
87
88 #define IEEE80211_IF_FMT_HEXARRAY(name, field) \
89 static ssize_t ieee80211_if_fmt_##name( \
90 const struct ieee80211_sub_if_data *sdata, \
91 char *buf, int buflen) \
92 { \
93 char *p = buf; \
94 int i; \
95 for (i = 0; i < sizeof(sdata->field); i++) { \
96 p += scnprintf(p, buflen + buf - p, "%.2x ", \
97 sdata->field[i]); \
98 } \
99 p += scnprintf(p, buflen + buf - p, "\n"); \
100 return p - buf; \
101 }
102
103 #define IEEE80211_IF_FMT_ATOMIC(name, field) \
104 static ssize_t ieee80211_if_fmt_##name( \
105 const struct ieee80211_sub_if_data *sdata, \
106 char *buf, int buflen) \
107 { \
108 return scnprintf(buf, buflen, "%d\n", atomic_read(&sdata->field));\
109 }
110
111 #define IEEE80211_IF_FMT_MAC(name, field) \
112 static ssize_t ieee80211_if_fmt_##name( \
113 const struct ieee80211_sub_if_data *sdata, char *buf, \
114 int buflen) \
115 { \
116 return scnprintf(buf, buflen, "%pM\n", sdata->field); \
117 }
118
119 #define IEEE80211_IF_FMT_DEC_DIV_16(name, field) \
120 static ssize_t ieee80211_if_fmt_##name( \
121 const struct ieee80211_sub_if_data *sdata, \
122 char *buf, int buflen) \
123 { \
124 return scnprintf(buf, buflen, "%d\n", sdata->field / 16); \
125 }
126
127 #define IEEE80211_IF_FMT_JIFFIES_TO_MS(name, field) \
128 static ssize_t ieee80211_if_fmt_##name( \
129 const struct ieee80211_sub_if_data *sdata, \
130 char *buf, int buflen) \
131 { \
132 return scnprintf(buf, buflen, "%d\n", \
133 jiffies_to_msecs(sdata->field)); \
134 }
135
136 #define __IEEE80211_IF_FILE(name, _write) \
137 static ssize_t ieee80211_if_read_##name(struct file *file, \
138 char __user *userbuf, \
139 size_t count, loff_t *ppos) \
140 { \
141 return ieee80211_if_read(file->private_data, \
142 userbuf, count, ppos, \
143 ieee80211_if_fmt_##name); \
144 } \
145 static const struct file_operations name##_ops = { \
146 .read = ieee80211_if_read_##name, \
147 .write = (_write), \
148 .open = simple_open, \
149 .llseek = generic_file_llseek, \
150 }
151
152 #define __IEEE80211_IF_FILE_W(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 __IEEE80211_IF_FILE(name, ieee80211_if_write_##name)
161
162
163 #define IEEE80211_IF_FILE(name, field, format) \
164 IEEE80211_IF_FMT_##format(name, field) \
165 __IEEE80211_IF_FILE(name, NULL)
166
167 /* common attributes */
168 IEEE80211_IF_FILE(drop_unencrypted, drop_unencrypted, DEC);
169 IEEE80211_IF_FILE(rc_rateidx_mask_2ghz, rc_rateidx_mask[IEEE80211_BAND_2GHZ],
170 HEX);
171 IEEE80211_IF_FILE(rc_rateidx_mask_5ghz, rc_rateidx_mask[IEEE80211_BAND_5GHZ],
172 HEX);
173 IEEE80211_IF_FILE(rc_rateidx_mcs_mask_2ghz,
174 rc_rateidx_mcs_mask[IEEE80211_BAND_2GHZ], HEXARRAY);
175 IEEE80211_IF_FILE(rc_rateidx_mcs_mask_5ghz,
176 rc_rateidx_mcs_mask[IEEE80211_BAND_5GHZ], HEXARRAY);
177
178 IEEE80211_IF_FILE(flags, flags, HEX);
179 IEEE80211_IF_FILE(state, state, LHEX);
180 IEEE80211_IF_FILE(txpower, vif.bss_conf.txpower, DEC);
181 IEEE80211_IF_FILE(ap_power_level, ap_power_level, DEC);
182 IEEE80211_IF_FILE(user_power_level, user_power_level, DEC);
183
184 static ssize_t
185 ieee80211_if_fmt_hw_queues(const struct ieee80211_sub_if_data *sdata,
186 char *buf, int buflen)
187 {
188 int len;
189
190 len = scnprintf(buf, buflen, "AC queues: VO:%d VI:%d BE:%d BK:%d\n",
191 sdata->vif.hw_queue[IEEE80211_AC_VO],
192 sdata->vif.hw_queue[IEEE80211_AC_VI],
193 sdata->vif.hw_queue[IEEE80211_AC_BE],
194 sdata->vif.hw_queue[IEEE80211_AC_BK]);
195
196 if (sdata->vif.type == NL80211_IFTYPE_AP)
197 len += scnprintf(buf + len, buflen - len, "cab queue: %d\n",
198 sdata->vif.cab_queue);
199
200 return len;
201 }
202 __IEEE80211_IF_FILE(hw_queues, NULL);
203
204 /* STA attributes */
205 IEEE80211_IF_FILE(bssid, u.mgd.bssid, MAC);
206 IEEE80211_IF_FILE(aid, u.mgd.aid, DEC);
207 IEEE80211_IF_FILE(last_beacon, u.mgd.last_beacon_signal, DEC);
208 IEEE80211_IF_FILE(ave_beacon, u.mgd.ave_beacon_signal, DEC_DIV_16);
209 IEEE80211_IF_FILE(beacon_timeout, u.mgd.beacon_timeout, JIFFIES_TO_MS);
210
211 static int ieee80211_set_smps(struct ieee80211_sub_if_data *sdata,
212 enum ieee80211_smps_mode smps_mode)
213 {
214 struct ieee80211_local *local = sdata->local;
215 int err;
216
217 if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_STATIC_SMPS) &&
218 smps_mode == IEEE80211_SMPS_STATIC)
219 return -EINVAL;
220
221 /* auto should be dynamic if in PS mode */
222 if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS) &&
223 (smps_mode == IEEE80211_SMPS_DYNAMIC ||
224 smps_mode == IEEE80211_SMPS_AUTOMATIC))
225 return -EINVAL;
226
227 /* supported only on managed interfaces for now */
228 if (sdata->vif.type != NL80211_IFTYPE_STATION)
229 return -EOPNOTSUPP;
230
231 mutex_lock(&sdata->u.mgd.mtx);
232 err = __ieee80211_request_smps(sdata, smps_mode);
233 mutex_unlock(&sdata->u.mgd.mtx);
234
235 return err;
236 }
237
238 static const char *smps_modes[IEEE80211_SMPS_NUM_MODES] = {
239 [IEEE80211_SMPS_AUTOMATIC] = "auto",
240 [IEEE80211_SMPS_OFF] = "off",
241 [IEEE80211_SMPS_STATIC] = "static",
242 [IEEE80211_SMPS_DYNAMIC] = "dynamic",
243 };
244
245 static ssize_t ieee80211_if_fmt_smps(const struct ieee80211_sub_if_data *sdata,
246 char *buf, int buflen)
247 {
248 if (sdata->vif.type != NL80211_IFTYPE_STATION)
249 return -EOPNOTSUPP;
250
251 return snprintf(buf, buflen, "request: %s\nused: %s\n",
252 smps_modes[sdata->u.mgd.req_smps],
253 smps_modes[sdata->smps_mode]);
254 }
255
256 static ssize_t ieee80211_if_parse_smps(struct ieee80211_sub_if_data *sdata,
257 const char *buf, int buflen)
258 {
259 enum ieee80211_smps_mode mode;
260
261 for (mode = 0; mode < IEEE80211_SMPS_NUM_MODES; mode++) {
262 if (strncmp(buf, smps_modes[mode], buflen) == 0) {
263 int err = ieee80211_set_smps(sdata, mode);
264 if (!err)
265 return buflen;
266 return err;
267 }
268 }
269
270 return -EINVAL;
271 }
272
273 __IEEE80211_IF_FILE_W(smps);
274
275 static ssize_t ieee80211_if_fmt_tkip_mic_test(
276 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
277 {
278 return -EOPNOTSUPP;
279 }
280
281 static ssize_t ieee80211_if_parse_tkip_mic_test(
282 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
283 {
284 struct ieee80211_local *local = sdata->local;
285 u8 addr[ETH_ALEN];
286 struct sk_buff *skb;
287 struct ieee80211_hdr *hdr;
288 __le16 fc;
289
290 if (!mac_pton(buf, addr))
291 return -EINVAL;
292
293 if (!ieee80211_sdata_running(sdata))
294 return -ENOTCONN;
295
296 skb = dev_alloc_skb(local->hw.extra_tx_headroom + 24 + 100);
297 if (!skb)
298 return -ENOMEM;
299 skb_reserve(skb, local->hw.extra_tx_headroom);
300
301 hdr = (struct ieee80211_hdr *) skb_put(skb, 24);
302 memset(hdr, 0, 24);
303 fc = cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_DATA);
304
305 switch (sdata->vif.type) {
306 case NL80211_IFTYPE_AP:
307 fc |= cpu_to_le16(IEEE80211_FCTL_FROMDS);
308 /* DA BSSID SA */
309 memcpy(hdr->addr1, addr, ETH_ALEN);
310 memcpy(hdr->addr2, sdata->vif.addr, ETH_ALEN);
311 memcpy(hdr->addr3, sdata->vif.addr, ETH_ALEN);
312 break;
313 case NL80211_IFTYPE_STATION:
314 fc |= cpu_to_le16(IEEE80211_FCTL_TODS);
315 /* BSSID SA DA */
316 mutex_lock(&sdata->u.mgd.mtx);
317 if (!sdata->u.mgd.associated) {
318 mutex_unlock(&sdata->u.mgd.mtx);
319 dev_kfree_skb(skb);
320 return -ENOTCONN;
321 }
322 memcpy(hdr->addr1, sdata->u.mgd.associated->bssid, ETH_ALEN);
323 memcpy(hdr->addr2, sdata->vif.addr, ETH_ALEN);
324 memcpy(hdr->addr3, addr, ETH_ALEN);
325 mutex_unlock(&sdata->u.mgd.mtx);
326 break;
327 default:
328 dev_kfree_skb(skb);
329 return -EOPNOTSUPP;
330 }
331 hdr->frame_control = fc;
332
333 /*
334 * Add some length to the test frame to make it look bit more valid.
335 * The exact contents does not matter since the recipient is required
336 * to drop this because of the Michael MIC failure.
337 */
338 memset(skb_put(skb, 50), 0, 50);
339
340 IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_TKIP_MIC_FAILURE;
341
342 ieee80211_tx_skb(sdata, skb);
343
344 return buflen;
345 }
346
347 __IEEE80211_IF_FILE_W(tkip_mic_test);
348
349 static ssize_t ieee80211_if_fmt_uapsd_queues(
350 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
351 {
352 const struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
353
354 return snprintf(buf, buflen, "0x%x\n", ifmgd->uapsd_queues);
355 }
356
357 static ssize_t ieee80211_if_parse_uapsd_queues(
358 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
359 {
360 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
361 u8 val;
362 int ret;
363
364 ret = kstrtou8(buf, 0, &val);
365 if (ret)
366 return ret;
367
368 if (val & ~IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK)
369 return -ERANGE;
370
371 ifmgd->uapsd_queues = val;
372
373 return buflen;
374 }
375 __IEEE80211_IF_FILE_W(uapsd_queues);
376
377 static ssize_t ieee80211_if_fmt_uapsd_max_sp_len(
378 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
379 {
380 const struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
381
382 return snprintf(buf, buflen, "0x%x\n", ifmgd->uapsd_max_sp_len);
383 }
384
385 static ssize_t ieee80211_if_parse_uapsd_max_sp_len(
386 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
387 {
388 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
389 unsigned long val;
390 int ret;
391
392 ret = kstrtoul(buf, 0, &val);
393 if (ret)
394 return -EINVAL;
395
396 if (val & ~IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK)
397 return -ERANGE;
398
399 ifmgd->uapsd_max_sp_len = val;
400
401 return buflen;
402 }
403 __IEEE80211_IF_FILE_W(uapsd_max_sp_len);
404
405 /* AP attributes */
406 IEEE80211_IF_FILE(num_mcast_sta, u.ap.num_mcast_sta, ATOMIC);
407 IEEE80211_IF_FILE(num_sta_ps, u.ap.ps.num_sta_ps, ATOMIC);
408 IEEE80211_IF_FILE(dtim_count, u.ap.ps.dtim_count, DEC);
409
410 static ssize_t ieee80211_if_fmt_num_buffered_multicast(
411 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
412 {
413 return scnprintf(buf, buflen, "%u\n",
414 skb_queue_len(&sdata->u.ap.ps.bc_buf));
415 }
416 __IEEE80211_IF_FILE(num_buffered_multicast, NULL);
417
418 /* IBSS attributes */
419 static ssize_t ieee80211_if_fmt_tsf(
420 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
421 {
422 struct ieee80211_local *local = sdata->local;
423 u64 tsf;
424
425 tsf = drv_get_tsf(local, (struct ieee80211_sub_if_data *)sdata);
426
427 return scnprintf(buf, buflen, "0x%016llx\n", (unsigned long long) tsf);
428 }
429
430 static ssize_t ieee80211_if_parse_tsf(
431 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
432 {
433 struct ieee80211_local *local = sdata->local;
434 unsigned long long tsf;
435 int ret;
436 int tsf_is_delta = 0;
437
438 if (strncmp(buf, "reset", 5) == 0) {
439 if (local->ops->reset_tsf) {
440 drv_reset_tsf(local, sdata);
441 wiphy_info(local->hw.wiphy, "debugfs reset TSF\n");
442 }
443 } else {
444 if (buflen > 10 && buf[1] == '=') {
445 if (buf[0] == '+')
446 tsf_is_delta = 1;
447 else if (buf[0] == '-')
448 tsf_is_delta = -1;
449 else
450 return -EINVAL;
451 buf += 2;
452 }
453 ret = kstrtoull(buf, 10, &tsf);
454 if (ret < 0)
455 return ret;
456 if (tsf_is_delta)
457 tsf = drv_get_tsf(local, sdata) + tsf_is_delta * tsf;
458 if (local->ops->set_tsf) {
459 drv_set_tsf(local, sdata, tsf);
460 wiphy_info(local->hw.wiphy,
461 "debugfs set TSF to %#018llx\n", tsf);
462 }
463 }
464
465 return buflen;
466 }
467 __IEEE80211_IF_FILE_W(tsf);
468
469
470 /* WDS attributes */
471 IEEE80211_IF_FILE(peer, u.wds.remote_addr, MAC);
472
473 #ifdef CONFIG_MAC80211_MESH
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 IEEE80211_IF_FILE(estab_plinks, u.mesh.estab_plinks, ATOMIC);
484
485 /* Mesh parameters */
486 IEEE80211_IF_FILE(dot11MeshMaxRetries,
487 u.mesh.mshcfg.dot11MeshMaxRetries, DEC);
488 IEEE80211_IF_FILE(dot11MeshRetryTimeout,
489 u.mesh.mshcfg.dot11MeshRetryTimeout, DEC);
490 IEEE80211_IF_FILE(dot11MeshConfirmTimeout,
491 u.mesh.mshcfg.dot11MeshConfirmTimeout, DEC);
492 IEEE80211_IF_FILE(dot11MeshHoldingTimeout,
493 u.mesh.mshcfg.dot11MeshHoldingTimeout, DEC);
494 IEEE80211_IF_FILE(dot11MeshTTL, u.mesh.mshcfg.dot11MeshTTL, DEC);
495 IEEE80211_IF_FILE(element_ttl, u.mesh.mshcfg.element_ttl, DEC);
496 IEEE80211_IF_FILE(auto_open_plinks, u.mesh.mshcfg.auto_open_plinks, DEC);
497 IEEE80211_IF_FILE(dot11MeshMaxPeerLinks,
498 u.mesh.mshcfg.dot11MeshMaxPeerLinks, DEC);
499 IEEE80211_IF_FILE(dot11MeshHWMPactivePathTimeout,
500 u.mesh.mshcfg.dot11MeshHWMPactivePathTimeout, DEC);
501 IEEE80211_IF_FILE(dot11MeshHWMPpreqMinInterval,
502 u.mesh.mshcfg.dot11MeshHWMPpreqMinInterval, DEC);
503 IEEE80211_IF_FILE(dot11MeshHWMPperrMinInterval,
504 u.mesh.mshcfg.dot11MeshHWMPperrMinInterval, DEC);
505 IEEE80211_IF_FILE(dot11MeshHWMPnetDiameterTraversalTime,
506 u.mesh.mshcfg.dot11MeshHWMPnetDiameterTraversalTime, DEC);
507 IEEE80211_IF_FILE(dot11MeshHWMPmaxPREQretries,
508 u.mesh.mshcfg.dot11MeshHWMPmaxPREQretries, DEC);
509 IEEE80211_IF_FILE(path_refresh_time,
510 u.mesh.mshcfg.path_refresh_time, DEC);
511 IEEE80211_IF_FILE(min_discovery_timeout,
512 u.mesh.mshcfg.min_discovery_timeout, DEC);
513 IEEE80211_IF_FILE(dot11MeshHWMPRootMode,
514 u.mesh.mshcfg.dot11MeshHWMPRootMode, DEC);
515 IEEE80211_IF_FILE(dot11MeshGateAnnouncementProtocol,
516 u.mesh.mshcfg.dot11MeshGateAnnouncementProtocol, DEC);
517 IEEE80211_IF_FILE(dot11MeshHWMPRannInterval,
518 u.mesh.mshcfg.dot11MeshHWMPRannInterval, DEC);
519 IEEE80211_IF_FILE(dot11MeshForwarding, u.mesh.mshcfg.dot11MeshForwarding, DEC);
520 IEEE80211_IF_FILE(rssi_threshold, u.mesh.mshcfg.rssi_threshold, DEC);
521 IEEE80211_IF_FILE(ht_opmode, u.mesh.mshcfg.ht_opmode, DEC);
522 IEEE80211_IF_FILE(dot11MeshHWMPactivePathToRootTimeout,
523 u.mesh.mshcfg.dot11MeshHWMPactivePathToRootTimeout, DEC);
524 IEEE80211_IF_FILE(dot11MeshHWMProotInterval,
525 u.mesh.mshcfg.dot11MeshHWMProotInterval, DEC);
526 IEEE80211_IF_FILE(dot11MeshHWMPconfirmationInterval,
527 u.mesh.mshcfg.dot11MeshHWMPconfirmationInterval, DEC);
528 IEEE80211_IF_FILE(power_mode, u.mesh.mshcfg.power_mode, DEC);
529 IEEE80211_IF_FILE(dot11MeshAwakeWindowDuration,
530 u.mesh.mshcfg.dot11MeshAwakeWindowDuration, DEC);
531 #endif
532
533 #define DEBUGFS_ADD_MODE(name, mode) \
534 debugfs_create_file(#name, mode, sdata->vif.debugfs_dir, \
535 sdata, &name##_ops);
536
537 #define DEBUGFS_ADD(name) DEBUGFS_ADD_MODE(name, 0400)
538
539 static void add_common_files(struct ieee80211_sub_if_data *sdata)
540 {
541 DEBUGFS_ADD(drop_unencrypted);
542 DEBUGFS_ADD(rc_rateidx_mask_2ghz);
543 DEBUGFS_ADD(rc_rateidx_mask_5ghz);
544 DEBUGFS_ADD(rc_rateidx_mcs_mask_2ghz);
545 DEBUGFS_ADD(rc_rateidx_mcs_mask_5ghz);
546 DEBUGFS_ADD(hw_queues);
547 }
548
549 static void add_sta_files(struct ieee80211_sub_if_data *sdata)
550 {
551 DEBUGFS_ADD(bssid);
552 DEBUGFS_ADD(aid);
553 DEBUGFS_ADD(last_beacon);
554 DEBUGFS_ADD(ave_beacon);
555 DEBUGFS_ADD(beacon_timeout);
556 DEBUGFS_ADD_MODE(smps, 0600);
557 DEBUGFS_ADD_MODE(tkip_mic_test, 0200);
558 DEBUGFS_ADD_MODE(uapsd_queues, 0600);
559 DEBUGFS_ADD_MODE(uapsd_max_sp_len, 0600);
560 }
561
562 static void add_ap_files(struct ieee80211_sub_if_data *sdata)
563 {
564 DEBUGFS_ADD(num_mcast_sta);
565 DEBUGFS_ADD(num_sta_ps);
566 DEBUGFS_ADD(dtim_count);
567 DEBUGFS_ADD(num_buffered_multicast);
568 DEBUGFS_ADD_MODE(tkip_mic_test, 0200);
569 }
570
571 static void add_ibss_files(struct ieee80211_sub_if_data *sdata)
572 {
573 DEBUGFS_ADD_MODE(tsf, 0600);
574 }
575
576 static void add_wds_files(struct ieee80211_sub_if_data *sdata)
577 {
578 DEBUGFS_ADD(peer);
579 }
580
581 #ifdef CONFIG_MAC80211_MESH
582
583 static void add_mesh_files(struct ieee80211_sub_if_data *sdata)
584 {
585 DEBUGFS_ADD_MODE(tsf, 0600);
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 MESHSTATS_ADD(estab_plinks);
602 #undef MESHSTATS_ADD
603 }
604
605 static void add_mesh_config(struct ieee80211_sub_if_data *sdata)
606 {
607 struct dentry *dir = debugfs_create_dir("mesh_config",
608 sdata->vif.debugfs_dir);
609
610 #define MESHPARAMS_ADD(name) \
611 debugfs_create_file(#name, 0600, dir, sdata, &name##_ops);
612
613 MESHPARAMS_ADD(dot11MeshMaxRetries);
614 MESHPARAMS_ADD(dot11MeshRetryTimeout);
615 MESHPARAMS_ADD(dot11MeshConfirmTimeout);
616 MESHPARAMS_ADD(dot11MeshHoldingTimeout);
617 MESHPARAMS_ADD(dot11MeshTTL);
618 MESHPARAMS_ADD(element_ttl);
619 MESHPARAMS_ADD(auto_open_plinks);
620 MESHPARAMS_ADD(dot11MeshMaxPeerLinks);
621 MESHPARAMS_ADD(dot11MeshHWMPactivePathTimeout);
622 MESHPARAMS_ADD(dot11MeshHWMPpreqMinInterval);
623 MESHPARAMS_ADD(dot11MeshHWMPperrMinInterval);
624 MESHPARAMS_ADD(dot11MeshHWMPnetDiameterTraversalTime);
625 MESHPARAMS_ADD(dot11MeshHWMPmaxPREQretries);
626 MESHPARAMS_ADD(path_refresh_time);
627 MESHPARAMS_ADD(min_discovery_timeout);
628 MESHPARAMS_ADD(dot11MeshHWMPRootMode);
629 MESHPARAMS_ADD(dot11MeshHWMPRannInterval);
630 MESHPARAMS_ADD(dot11MeshForwarding);
631 MESHPARAMS_ADD(dot11MeshGateAnnouncementProtocol);
632 MESHPARAMS_ADD(rssi_threshold);
633 MESHPARAMS_ADD(ht_opmode);
634 MESHPARAMS_ADD(dot11MeshHWMPactivePathToRootTimeout);
635 MESHPARAMS_ADD(dot11MeshHWMProotInterval);
636 MESHPARAMS_ADD(dot11MeshHWMPconfirmationInterval);
637 MESHPARAMS_ADD(power_mode);
638 MESHPARAMS_ADD(dot11MeshAwakeWindowDuration);
639 #undef MESHPARAMS_ADD
640 }
641 #endif
642
643 static void add_files(struct ieee80211_sub_if_data *sdata)
644 {
645 if (!sdata->vif.debugfs_dir)
646 return;
647
648 DEBUGFS_ADD(flags);
649 DEBUGFS_ADD(state);
650 DEBUGFS_ADD(txpower);
651 DEBUGFS_ADD(user_power_level);
652 DEBUGFS_ADD(ap_power_level);
653
654 if (sdata->vif.type != NL80211_IFTYPE_MONITOR)
655 add_common_files(sdata);
656
657 switch (sdata->vif.type) {
658 case NL80211_IFTYPE_MESH_POINT:
659 #ifdef CONFIG_MAC80211_MESH
660 add_mesh_files(sdata);
661 add_mesh_stats(sdata);
662 add_mesh_config(sdata);
663 #endif
664 break;
665 case NL80211_IFTYPE_STATION:
666 add_sta_files(sdata);
667 break;
668 case NL80211_IFTYPE_ADHOC:
669 add_ibss_files(sdata);
670 break;
671 case NL80211_IFTYPE_AP:
672 add_ap_files(sdata);
673 break;
674 case NL80211_IFTYPE_WDS:
675 add_wds_files(sdata);
676 break;
677 default:
678 break;
679 }
680 }
681
682 void ieee80211_debugfs_add_netdev(struct ieee80211_sub_if_data *sdata)
683 {
684 char buf[10+IFNAMSIZ];
685
686 sprintf(buf, "netdev:%s", sdata->name);
687 sdata->vif.debugfs_dir = debugfs_create_dir(buf,
688 sdata->local->hw.wiphy->debugfsdir);
689 if (sdata->vif.debugfs_dir)
690 sdata->debugfs.subdir_stations = debugfs_create_dir("stations",
691 sdata->vif.debugfs_dir);
692 add_files(sdata);
693 }
694
695 void ieee80211_debugfs_remove_netdev(struct ieee80211_sub_if_data *sdata)
696 {
697 if (!sdata->vif.debugfs_dir)
698 return;
699
700 debugfs_remove_recursive(sdata->vif.debugfs_dir);
701 sdata->vif.debugfs_dir = NULL;
702 }
703
704 void ieee80211_debugfs_rename_netdev(struct ieee80211_sub_if_data *sdata)
705 {
706 struct dentry *dir;
707 char buf[10 + IFNAMSIZ];
708
709 dir = sdata->vif.debugfs_dir;
710
711 if (!dir)
712 return;
713
714 sprintf(buf, "netdev:%s", sdata->name);
715 if (!debugfs_rename(dir->d_parent, dir, dir->d_parent, buf))
716 sdata_err(sdata,
717 "debugfs: failed to rename debugfs dir to %s\n",
718 buf);
719 }
kernel source for telekom puls (alcatel/mediatek)