2 * Copyright (c) 2006 Jiri Benc <jbenc@suse.cz>
3 * Copyright 2007 Johannes Berg <johannes@sipsolutions.net>
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.
10 #include <linux/kernel.h>
11 #include <linux/device.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"
24 #include "debugfs_netdev.h"
25 #include "driver-ops.h"
27 static ssize_t ieee80211_if_read(
28 struct ieee80211_sub_if_data *sdata,
30 size_t count, loff_t *ppos,
31 ssize_t (*format)(const struct ieee80211_sub_if_data *, char *, int))
34 ssize_t ret = -EINVAL;
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);
42 ret = simple_read_from_buffer(userbuf, count, ppos, buf, ret);
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))
56 if (count >= sizeof(buf))
59 if (copy_from_user(buf, userbuf, count))
65 if (sdata->dev->reg_state == NETREG_REGISTERED)
66 ret = (*write)(sdata, buf, count);
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, \
77 return scnprintf(buf, buflen, format_string, sdata->field); \
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")
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) \
95 for (i = 0; i < sizeof(sdata->field); i++) { \
96 p += scnprintf(p, buflen + buf - p, "%.2x ", \
99 p += scnprintf(p, buflen + buf - p, "\n"); \
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) \
108 return scnprintf(buf, buflen, "%d\n", atomic_read(&sdata->field));\
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, \
116 return scnprintf(buf, buflen, "%pM\n", sdata->field); \
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) \
124 return scnprintf(buf, buflen, "%d\n", sdata->field / 16); \
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) \
132 return scnprintf(buf, buflen, "%d\n", \
133 jiffies_to_msecs(sdata->field)); \
136 #define _IEEE80211_IF_FILE_OPS(name, _read, _write) \
137 static const struct file_operations name##_ops = { \
140 .open = simple_open, \
141 .llseek = generic_file_llseek, \
144 #define _IEEE80211_IF_FILE_R_FN(name) \
145 static ssize_t ieee80211_if_read_##name(struct file *file, \
146 char __user *userbuf, \
147 size_t count, loff_t *ppos) \
149 return ieee80211_if_read(file->private_data, \
150 userbuf, count, ppos, \
151 ieee80211_if_fmt_##name); \
154 #define _IEEE80211_IF_FILE_W_FN(name) \
155 static ssize_t ieee80211_if_write_##name(struct file *file, \
156 const char __user *userbuf, \
157 size_t count, loff_t *ppos) \
159 return ieee80211_if_write(file->private_data, userbuf, count, \
160 ppos, ieee80211_if_parse_##name); \
163 #define IEEE80211_IF_FILE_R(name) \
164 _IEEE80211_IF_FILE_R_FN(name) \
165 _IEEE80211_IF_FILE_OPS(name, ieee80211_if_read_##name, NULL)
167 #define IEEE80211_IF_FILE_W(name) \
168 _IEEE80211_IF_FILE_W_FN(name) \
169 _IEEE80211_IF_FILE_OPS(name, NULL, ieee80211_if_write_##name)
171 #define IEEE80211_IF_FILE_RW(name) \
172 _IEEE80211_IF_FILE_R_FN(name) \
173 _IEEE80211_IF_FILE_W_FN(name) \
174 _IEEE80211_IF_FILE_OPS(name, ieee80211_if_read_##name, \
175 ieee80211_if_write_##name)
177 #define IEEE80211_IF_FILE(name, field, format) \
178 IEEE80211_IF_FMT_##format(name, field) \
179 IEEE80211_IF_FILE_R(name)
181 /* common attributes */
182 IEEE80211_IF_FILE(drop_unencrypted, drop_unencrypted, DEC);
183 IEEE80211_IF_FILE(rc_rateidx_mask_2ghz, rc_rateidx_mask[IEEE80211_BAND_2GHZ],
185 IEEE80211_IF_FILE(rc_rateidx_mask_5ghz, rc_rateidx_mask[IEEE80211_BAND_5GHZ],
187 IEEE80211_IF_FILE(rc_rateidx_mcs_mask_2ghz,
188 rc_rateidx_mcs_mask[IEEE80211_BAND_2GHZ], HEXARRAY);
189 IEEE80211_IF_FILE(rc_rateidx_mcs_mask_5ghz,
190 rc_rateidx_mcs_mask[IEEE80211_BAND_5GHZ], HEXARRAY);
192 IEEE80211_IF_FILE(flags, flags, HEX);
193 IEEE80211_IF_FILE(state, state, LHEX);
194 IEEE80211_IF_FILE(txpower, vif.bss_conf.txpower, DEC);
195 IEEE80211_IF_FILE(ap_power_level, ap_power_level, DEC);
196 IEEE80211_IF_FILE(user_power_level, user_power_level, DEC);
199 ieee80211_if_fmt_hw_queues(const struct ieee80211_sub_if_data *sdata,
200 char *buf, int buflen)
204 len = scnprintf(buf, buflen, "AC queues: VO:%d VI:%d BE:%d BK:%d\n",
205 sdata->vif.hw_queue[IEEE80211_AC_VO],
206 sdata->vif.hw_queue[IEEE80211_AC_VI],
207 sdata->vif.hw_queue[IEEE80211_AC_BE],
208 sdata->vif.hw_queue[IEEE80211_AC_BK]);
210 if (sdata->vif.type == NL80211_IFTYPE_AP)
211 len += scnprintf(buf + len, buflen - len, "cab queue: %d\n",
212 sdata->vif.cab_queue);
216 IEEE80211_IF_FILE_R(hw_queues);
219 IEEE80211_IF_FILE(bssid, u.mgd.bssid, MAC);
220 IEEE80211_IF_FILE(aid, u.mgd.aid, DEC);
221 IEEE80211_IF_FILE(last_beacon, u.mgd.last_beacon_signal, DEC);
222 IEEE80211_IF_FILE(ave_beacon, u.mgd.ave_beacon_signal, DEC_DIV_16);
223 IEEE80211_IF_FILE(beacon_timeout, u.mgd.beacon_timeout, JIFFIES_TO_MS);
225 static int ieee80211_set_smps(struct ieee80211_sub_if_data *sdata,
226 enum ieee80211_smps_mode smps_mode)
228 struct ieee80211_local *local = sdata->local;
231 if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_STATIC_SMPS) &&
232 smps_mode == IEEE80211_SMPS_STATIC)
235 /* auto should be dynamic if in PS mode */
236 if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS) &&
237 (smps_mode == IEEE80211_SMPS_DYNAMIC ||
238 smps_mode == IEEE80211_SMPS_AUTOMATIC))
241 if (sdata->vif.type != NL80211_IFTYPE_STATION &&
242 sdata->vif.type != NL80211_IFTYPE_AP)
246 if (sdata->vif.type == NL80211_IFTYPE_STATION)
247 err = __ieee80211_request_smps_mgd(sdata, smps_mode);
249 err = __ieee80211_request_smps_ap(sdata, smps_mode);
255 static const char *smps_modes[IEEE80211_SMPS_NUM_MODES] = {
256 [IEEE80211_SMPS_AUTOMATIC] = "auto",
257 [IEEE80211_SMPS_OFF] = "off",
258 [IEEE80211_SMPS_STATIC] = "static",
259 [IEEE80211_SMPS_DYNAMIC] = "dynamic",
262 static ssize_t ieee80211_if_fmt_smps(const struct ieee80211_sub_if_data *sdata,
263 char *buf, int buflen)
265 if (sdata->vif.type == NL80211_IFTYPE_STATION)
266 return snprintf(buf, buflen, "request: %s\nused: %s\n",
267 smps_modes[sdata->u.mgd.req_smps],
268 smps_modes[sdata->smps_mode]);
269 if (sdata->vif.type == NL80211_IFTYPE_AP)
270 return snprintf(buf, buflen, "request: %s\nused: %s\n",
271 smps_modes[sdata->u.ap.req_smps],
272 smps_modes[sdata->smps_mode]);
276 static ssize_t ieee80211_if_parse_smps(struct ieee80211_sub_if_data *sdata,
277 const char *buf, int buflen)
279 enum ieee80211_smps_mode mode;
281 for (mode = 0; mode < IEEE80211_SMPS_NUM_MODES; mode++) {
282 if (strncmp(buf, smps_modes[mode], buflen) == 0) {
283 int err = ieee80211_set_smps(sdata, mode);
292 IEEE80211_IF_FILE_RW(smps);
294 static ssize_t ieee80211_if_parse_tkip_mic_test(
295 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
297 struct ieee80211_local *local = sdata->local;
300 struct ieee80211_hdr *hdr;
303 if (!mac_pton(buf, addr))
306 if (!ieee80211_sdata_running(sdata))
309 skb = dev_alloc_skb(local->hw.extra_tx_headroom + 24 + 100);
312 skb_reserve(skb, local->hw.extra_tx_headroom);
314 hdr = (struct ieee80211_hdr *) skb_put(skb, 24);
316 fc = cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_DATA);
318 switch (sdata->vif.type) {
319 case NL80211_IFTYPE_AP:
320 fc |= cpu_to_le16(IEEE80211_FCTL_FROMDS);
322 memcpy(hdr->addr1, addr, ETH_ALEN);
323 memcpy(hdr->addr2, sdata->vif.addr, ETH_ALEN);
324 memcpy(hdr->addr3, sdata->vif.addr, ETH_ALEN);
326 case NL80211_IFTYPE_STATION:
327 fc |= cpu_to_le16(IEEE80211_FCTL_TODS);
330 if (!sdata->u.mgd.associated) {
335 memcpy(hdr->addr1, sdata->u.mgd.associated->bssid, ETH_ALEN);
336 memcpy(hdr->addr2, sdata->vif.addr, ETH_ALEN);
337 memcpy(hdr->addr3, addr, ETH_ALEN);
344 hdr->frame_control = fc;
347 * Add some length to the test frame to make it look bit more valid.
348 * The exact contents does not matter since the recipient is required
349 * to drop this because of the Michael MIC failure.
351 memset(skb_put(skb, 50), 0, 50);
353 IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_TKIP_MIC_FAILURE;
355 ieee80211_tx_skb(sdata, skb);
359 IEEE80211_IF_FILE_W(tkip_mic_test);
361 static ssize_t ieee80211_if_parse_beacon_loss(
362 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
364 if (!ieee80211_sdata_running(sdata) || !sdata->vif.bss_conf.assoc)
367 ieee80211_beacon_loss(&sdata->vif);
371 IEEE80211_IF_FILE_W(beacon_loss);
373 static ssize_t ieee80211_if_fmt_uapsd_queues(
374 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
376 const struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
378 return snprintf(buf, buflen, "0x%x\n", ifmgd->uapsd_queues);
381 static ssize_t ieee80211_if_parse_uapsd_queues(
382 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
384 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
388 ret = kstrtou8(buf, 0, &val);
392 if (val & ~IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK)
395 ifmgd->uapsd_queues = val;
399 IEEE80211_IF_FILE_RW(uapsd_queues);
401 static ssize_t ieee80211_if_fmt_uapsd_max_sp_len(
402 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
404 const struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
406 return snprintf(buf, buflen, "0x%x\n", ifmgd->uapsd_max_sp_len);
409 static ssize_t ieee80211_if_parse_uapsd_max_sp_len(
410 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
412 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
416 ret = kstrtoul(buf, 0, &val);
420 if (val & ~IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK)
423 ifmgd->uapsd_max_sp_len = val;
427 IEEE80211_IF_FILE_RW(uapsd_max_sp_len);
430 IEEE80211_IF_FILE(num_mcast_sta, u.ap.num_mcast_sta, ATOMIC);
431 IEEE80211_IF_FILE(num_sta_ps, u.ap.ps.num_sta_ps, ATOMIC);
432 IEEE80211_IF_FILE(dtim_count, u.ap.ps.dtim_count, DEC);
434 static ssize_t ieee80211_if_fmt_num_buffered_multicast(
435 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
437 return scnprintf(buf, buflen, "%u\n",
438 skb_queue_len(&sdata->u.ap.ps.bc_buf));
440 IEEE80211_IF_FILE_R(num_buffered_multicast);
442 /* IBSS attributes */
443 static ssize_t ieee80211_if_fmt_tsf(
444 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
446 struct ieee80211_local *local = sdata->local;
449 tsf = drv_get_tsf(local, (struct ieee80211_sub_if_data *)sdata);
451 return scnprintf(buf, buflen, "0x%016llx\n", (unsigned long long) tsf);
454 static ssize_t ieee80211_if_parse_tsf(
455 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
457 struct ieee80211_local *local = sdata->local;
458 unsigned long long tsf;
460 int tsf_is_delta = 0;
462 if (strncmp(buf, "reset", 5) == 0) {
463 if (local->ops->reset_tsf) {
464 drv_reset_tsf(local, sdata);
465 wiphy_info(local->hw.wiphy, "debugfs reset TSF\n");
468 if (buflen > 10 && buf[1] == '=') {
471 else if (buf[0] == '-')
477 ret = kstrtoull(buf, 10, &tsf);
481 tsf = drv_get_tsf(local, sdata) + tsf_is_delta * tsf;
482 if (local->ops->set_tsf) {
483 drv_set_tsf(local, sdata, tsf);
484 wiphy_info(local->hw.wiphy,
485 "debugfs set TSF to %#018llx\n", tsf);
489 ieee80211_recalc_dtim(local, sdata);
492 IEEE80211_IF_FILE_RW(tsf);
496 IEEE80211_IF_FILE(peer, u.wds.remote_addr, MAC);
498 #ifdef CONFIG_MAC80211_MESH
499 IEEE80211_IF_FILE(estab_plinks, u.mesh.estab_plinks, ATOMIC);
501 /* Mesh stats attributes */
502 IEEE80211_IF_FILE(fwded_mcast, u.mesh.mshstats.fwded_mcast, DEC);
503 IEEE80211_IF_FILE(fwded_unicast, u.mesh.mshstats.fwded_unicast, DEC);
504 IEEE80211_IF_FILE(fwded_frames, u.mesh.mshstats.fwded_frames, DEC);
505 IEEE80211_IF_FILE(dropped_frames_ttl, u.mesh.mshstats.dropped_frames_ttl, DEC);
506 IEEE80211_IF_FILE(dropped_frames_congestion,
507 u.mesh.mshstats.dropped_frames_congestion, DEC);
508 IEEE80211_IF_FILE(dropped_frames_no_route,
509 u.mesh.mshstats.dropped_frames_no_route, DEC);
511 /* Mesh parameters */
512 IEEE80211_IF_FILE(dot11MeshMaxRetries,
513 u.mesh.mshcfg.dot11MeshMaxRetries, DEC);
514 IEEE80211_IF_FILE(dot11MeshRetryTimeout,
515 u.mesh.mshcfg.dot11MeshRetryTimeout, DEC);
516 IEEE80211_IF_FILE(dot11MeshConfirmTimeout,
517 u.mesh.mshcfg.dot11MeshConfirmTimeout, DEC);
518 IEEE80211_IF_FILE(dot11MeshHoldingTimeout,
519 u.mesh.mshcfg.dot11MeshHoldingTimeout, DEC);
520 IEEE80211_IF_FILE(dot11MeshTTL, u.mesh.mshcfg.dot11MeshTTL, DEC);
521 IEEE80211_IF_FILE(element_ttl, u.mesh.mshcfg.element_ttl, DEC);
522 IEEE80211_IF_FILE(auto_open_plinks, u.mesh.mshcfg.auto_open_plinks, DEC);
523 IEEE80211_IF_FILE(dot11MeshMaxPeerLinks,
524 u.mesh.mshcfg.dot11MeshMaxPeerLinks, DEC);
525 IEEE80211_IF_FILE(dot11MeshHWMPactivePathTimeout,
526 u.mesh.mshcfg.dot11MeshHWMPactivePathTimeout, DEC);
527 IEEE80211_IF_FILE(dot11MeshHWMPpreqMinInterval,
528 u.mesh.mshcfg.dot11MeshHWMPpreqMinInterval, DEC);
529 IEEE80211_IF_FILE(dot11MeshHWMPperrMinInterval,
530 u.mesh.mshcfg.dot11MeshHWMPperrMinInterval, DEC);
531 IEEE80211_IF_FILE(dot11MeshHWMPnetDiameterTraversalTime,
532 u.mesh.mshcfg.dot11MeshHWMPnetDiameterTraversalTime, DEC);
533 IEEE80211_IF_FILE(dot11MeshHWMPmaxPREQretries,
534 u.mesh.mshcfg.dot11MeshHWMPmaxPREQretries, DEC);
535 IEEE80211_IF_FILE(path_refresh_time,
536 u.mesh.mshcfg.path_refresh_time, DEC);
537 IEEE80211_IF_FILE(min_discovery_timeout,
538 u.mesh.mshcfg.min_discovery_timeout, DEC);
539 IEEE80211_IF_FILE(dot11MeshHWMPRootMode,
540 u.mesh.mshcfg.dot11MeshHWMPRootMode, DEC);
541 IEEE80211_IF_FILE(dot11MeshGateAnnouncementProtocol,
542 u.mesh.mshcfg.dot11MeshGateAnnouncementProtocol, DEC);
543 IEEE80211_IF_FILE(dot11MeshHWMPRannInterval,
544 u.mesh.mshcfg.dot11MeshHWMPRannInterval, DEC);
545 IEEE80211_IF_FILE(dot11MeshForwarding, u.mesh.mshcfg.dot11MeshForwarding, DEC);
546 IEEE80211_IF_FILE(rssi_threshold, u.mesh.mshcfg.rssi_threshold, DEC);
547 IEEE80211_IF_FILE(ht_opmode, u.mesh.mshcfg.ht_opmode, DEC);
548 IEEE80211_IF_FILE(dot11MeshHWMPactivePathToRootTimeout,
549 u.mesh.mshcfg.dot11MeshHWMPactivePathToRootTimeout, DEC);
550 IEEE80211_IF_FILE(dot11MeshHWMProotInterval,
551 u.mesh.mshcfg.dot11MeshHWMProotInterval, DEC);
552 IEEE80211_IF_FILE(dot11MeshHWMPconfirmationInterval,
553 u.mesh.mshcfg.dot11MeshHWMPconfirmationInterval, DEC);
554 IEEE80211_IF_FILE(power_mode, u.mesh.mshcfg.power_mode, DEC);
555 IEEE80211_IF_FILE(dot11MeshAwakeWindowDuration,
556 u.mesh.mshcfg.dot11MeshAwakeWindowDuration, DEC);
559 #define DEBUGFS_ADD_MODE(name, mode) \
560 debugfs_create_file(#name, mode, sdata->vif.debugfs_dir, \
563 #define DEBUGFS_ADD(name) DEBUGFS_ADD_MODE(name, 0400)
565 static void add_common_files(struct ieee80211_sub_if_data *sdata)
567 DEBUGFS_ADD(drop_unencrypted);
568 DEBUGFS_ADD(rc_rateidx_mask_2ghz);
569 DEBUGFS_ADD(rc_rateidx_mask_5ghz);
570 DEBUGFS_ADD(rc_rateidx_mcs_mask_2ghz);
571 DEBUGFS_ADD(rc_rateidx_mcs_mask_5ghz);
572 DEBUGFS_ADD(hw_queues);
575 static void add_sta_files(struct ieee80211_sub_if_data *sdata)
579 DEBUGFS_ADD(last_beacon);
580 DEBUGFS_ADD(ave_beacon);
581 DEBUGFS_ADD(beacon_timeout);
582 DEBUGFS_ADD_MODE(smps, 0600);
583 DEBUGFS_ADD_MODE(tkip_mic_test, 0200);
584 DEBUGFS_ADD_MODE(beacon_loss, 0200);
585 DEBUGFS_ADD_MODE(uapsd_queues, 0600);
586 DEBUGFS_ADD_MODE(uapsd_max_sp_len, 0600);
589 static void add_ap_files(struct ieee80211_sub_if_data *sdata)
591 DEBUGFS_ADD(num_mcast_sta);
592 DEBUGFS_ADD_MODE(smps, 0600);
593 DEBUGFS_ADD(num_sta_ps);
594 DEBUGFS_ADD(dtim_count);
595 DEBUGFS_ADD(num_buffered_multicast);
596 DEBUGFS_ADD_MODE(tkip_mic_test, 0200);
599 static void add_ibss_files(struct ieee80211_sub_if_data *sdata)
601 DEBUGFS_ADD_MODE(tsf, 0600);
604 static void add_wds_files(struct ieee80211_sub_if_data *sdata)
609 #ifdef CONFIG_MAC80211_MESH
611 static void add_mesh_files(struct ieee80211_sub_if_data *sdata)
613 DEBUGFS_ADD_MODE(tsf, 0600);
614 DEBUGFS_ADD_MODE(estab_plinks, 0400);
617 static void add_mesh_stats(struct ieee80211_sub_if_data *sdata)
619 struct dentry *dir = debugfs_create_dir("mesh_stats",
620 sdata->vif.debugfs_dir);
621 #define MESHSTATS_ADD(name)\
622 debugfs_create_file(#name, 0400, dir, sdata, &name##_ops);
624 MESHSTATS_ADD(fwded_mcast);
625 MESHSTATS_ADD(fwded_unicast);
626 MESHSTATS_ADD(fwded_frames);
627 MESHSTATS_ADD(dropped_frames_ttl);
628 MESHSTATS_ADD(dropped_frames_no_route);
629 MESHSTATS_ADD(dropped_frames_congestion);
633 static void add_mesh_config(struct ieee80211_sub_if_data *sdata)
635 struct dentry *dir = debugfs_create_dir("mesh_config",
636 sdata->vif.debugfs_dir);
638 #define MESHPARAMS_ADD(name) \
639 debugfs_create_file(#name, 0600, dir, sdata, &name##_ops);
641 MESHPARAMS_ADD(dot11MeshMaxRetries);
642 MESHPARAMS_ADD(dot11MeshRetryTimeout);
643 MESHPARAMS_ADD(dot11MeshConfirmTimeout);
644 MESHPARAMS_ADD(dot11MeshHoldingTimeout);
645 MESHPARAMS_ADD(dot11MeshTTL);
646 MESHPARAMS_ADD(element_ttl);
647 MESHPARAMS_ADD(auto_open_plinks);
648 MESHPARAMS_ADD(dot11MeshMaxPeerLinks);
649 MESHPARAMS_ADD(dot11MeshHWMPactivePathTimeout);
650 MESHPARAMS_ADD(dot11MeshHWMPpreqMinInterval);
651 MESHPARAMS_ADD(dot11MeshHWMPperrMinInterval);
652 MESHPARAMS_ADD(dot11MeshHWMPnetDiameterTraversalTime);
653 MESHPARAMS_ADD(dot11MeshHWMPmaxPREQretries);
654 MESHPARAMS_ADD(path_refresh_time);
655 MESHPARAMS_ADD(min_discovery_timeout);
656 MESHPARAMS_ADD(dot11MeshHWMPRootMode);
657 MESHPARAMS_ADD(dot11MeshHWMPRannInterval);
658 MESHPARAMS_ADD(dot11MeshForwarding);
659 MESHPARAMS_ADD(dot11MeshGateAnnouncementProtocol);
660 MESHPARAMS_ADD(rssi_threshold);
661 MESHPARAMS_ADD(ht_opmode);
662 MESHPARAMS_ADD(dot11MeshHWMPactivePathToRootTimeout);
663 MESHPARAMS_ADD(dot11MeshHWMProotInterval);
664 MESHPARAMS_ADD(dot11MeshHWMPconfirmationInterval);
665 MESHPARAMS_ADD(power_mode);
666 MESHPARAMS_ADD(dot11MeshAwakeWindowDuration);
667 #undef MESHPARAMS_ADD
671 static void add_files(struct ieee80211_sub_if_data *sdata)
673 if (!sdata->vif.debugfs_dir)
678 DEBUGFS_ADD(txpower);
679 DEBUGFS_ADD(user_power_level);
680 DEBUGFS_ADD(ap_power_level);
682 if (sdata->vif.type != NL80211_IFTYPE_MONITOR)
683 add_common_files(sdata);
685 switch (sdata->vif.type) {
686 case NL80211_IFTYPE_MESH_POINT:
687 #ifdef CONFIG_MAC80211_MESH
688 add_mesh_files(sdata);
689 add_mesh_stats(sdata);
690 add_mesh_config(sdata);
693 case NL80211_IFTYPE_STATION:
694 add_sta_files(sdata);
696 case NL80211_IFTYPE_ADHOC:
697 add_ibss_files(sdata);
699 case NL80211_IFTYPE_AP:
702 case NL80211_IFTYPE_WDS:
703 add_wds_files(sdata);
710 void ieee80211_debugfs_add_netdev(struct ieee80211_sub_if_data *sdata)
712 char buf[10+IFNAMSIZ];
714 sprintf(buf, "netdev:%s", sdata->name);
715 sdata->vif.debugfs_dir = debugfs_create_dir(buf,
716 sdata->local->hw.wiphy->debugfsdir);
717 if (sdata->vif.debugfs_dir)
718 sdata->debugfs.subdir_stations = debugfs_create_dir("stations",
719 sdata->vif.debugfs_dir);
723 void ieee80211_debugfs_remove_netdev(struct ieee80211_sub_if_data *sdata)
725 if (!sdata->vif.debugfs_dir)
728 debugfs_remove_recursive(sdata->vif.debugfs_dir);
729 sdata->vif.debugfs_dir = NULL;
732 void ieee80211_debugfs_rename_netdev(struct ieee80211_sub_if_data *sdata)
735 char buf[10 + IFNAMSIZ];
737 dir = sdata->vif.debugfs_dir;
742 sprintf(buf, "netdev:%s", sdata->name);
743 if (!debugfs_rename(dir->d_parent, dir, dir->d_parent, buf))
745 "debugfs: failed to rename debugfs dir to %s\n",