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 ret = (*format)(sdata, buf, sizeof(buf));
38 read_unlock(&dev_base_lock);
41 ret = simple_read_from_buffer(userbuf, count, ppos, buf, ret);
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))
55 if (count >= sizeof(buf))
58 if (copy_from_user(buf, userbuf, count))
64 ret = (*write)(sdata, buf, count);
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, \
75 return scnprintf(buf, buflen, format_string, sdata->field); \
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")
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) \
93 for (i = 0; i < sizeof(sdata->field); i++) { \
94 p += scnprintf(p, buflen + buf - p, "%.2x ", \
97 p += scnprintf(p, buflen + buf - p, "\n"); \
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) \
106 return scnprintf(buf, buflen, "%d\n", atomic_read(&sdata->field));\
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, \
114 return scnprintf(buf, buflen, "%pM\n", sdata->field); \
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) \
122 return scnprintf(buf, buflen, "%d\n", sdata->field / 16); \
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) \
130 return scnprintf(buf, buflen, "%d\n", \
131 jiffies_to_msecs(sdata->field)); \
134 #define _IEEE80211_IF_FILE_OPS(name, _read, _write) \
135 static const struct file_operations name##_ops = { \
138 .open = simple_open, \
139 .llseek = generic_file_llseek, \
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) \
147 return ieee80211_if_read(file->private_data, \
148 userbuf, count, ppos, \
149 ieee80211_if_fmt_##name); \
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) \
157 return ieee80211_if_write(file->private_data, userbuf, count, \
158 ppos, ieee80211_if_parse_##name); \
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)
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)
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)
175 #define IEEE80211_IF_FILE(name, field, format) \
176 IEEE80211_IF_FMT_##format(name, field) \
177 IEEE80211_IF_FILE_R(name)
179 /* common attributes */
180 IEEE80211_IF_FILE(rc_rateidx_mask_2ghz, rc_rateidx_mask[IEEE80211_BAND_2GHZ],
182 IEEE80211_IF_FILE(rc_rateidx_mask_5ghz, rc_rateidx_mask[IEEE80211_BAND_5GHZ],
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);
189 static ssize_t ieee80211_if_fmt_rc_rateidx_vht_mcs_mask_2ghz(
190 const struct ieee80211_sub_if_data *sdata,
191 char *buf, int buflen)
194 const u16 *mask = sdata->rc_rateidx_vht_mcs_mask[IEEE80211_BAND_2GHZ];
196 for (i = 0; i < NL80211_VHT_NSS_MAX; i++)
197 len += scnprintf(buf + len, buflen - len, "%04x ", mask[i]);
198 len += scnprintf(buf + len, buflen - len, "\n");
203 IEEE80211_IF_FILE_R(rc_rateidx_vht_mcs_mask_2ghz);
205 static ssize_t ieee80211_if_fmt_rc_rateidx_vht_mcs_mask_5ghz(
206 const struct ieee80211_sub_if_data *sdata,
207 char *buf, int buflen)
210 const u16 *mask = sdata->rc_rateidx_vht_mcs_mask[IEEE80211_BAND_5GHZ];
212 for (i = 0; i < NL80211_VHT_NSS_MAX; i++)
213 len += scnprintf(buf + len, buflen - len, "%04x ", mask[i]);
214 len += scnprintf(buf + len, buflen - len, "\n");
219 IEEE80211_IF_FILE_R(rc_rateidx_vht_mcs_mask_5ghz);
221 IEEE80211_IF_FILE(flags, flags, HEX);
222 IEEE80211_IF_FILE(state, state, LHEX);
223 IEEE80211_IF_FILE(txpower, vif.bss_conf.txpower, DEC);
224 IEEE80211_IF_FILE(ap_power_level, ap_power_level, DEC);
225 IEEE80211_IF_FILE(user_power_level, user_power_level, DEC);
228 ieee80211_if_fmt_hw_queues(const struct ieee80211_sub_if_data *sdata,
229 char *buf, int buflen)
233 len = scnprintf(buf, buflen, "AC queues: VO:%d VI:%d BE:%d BK:%d\n",
234 sdata->vif.hw_queue[IEEE80211_AC_VO],
235 sdata->vif.hw_queue[IEEE80211_AC_VI],
236 sdata->vif.hw_queue[IEEE80211_AC_BE],
237 sdata->vif.hw_queue[IEEE80211_AC_BK]);
239 if (sdata->vif.type == NL80211_IFTYPE_AP)
240 len += scnprintf(buf + len, buflen - len, "cab queue: %d\n",
241 sdata->vif.cab_queue);
245 IEEE80211_IF_FILE_R(hw_queues);
248 IEEE80211_IF_FILE(bssid, u.mgd.bssid, MAC);
249 IEEE80211_IF_FILE(aid, u.mgd.aid, DEC);
250 IEEE80211_IF_FILE(last_beacon, u.mgd.last_beacon_signal, DEC);
251 IEEE80211_IF_FILE(ave_beacon, u.mgd.ave_beacon_signal, DEC_DIV_16);
252 IEEE80211_IF_FILE(beacon_timeout, u.mgd.beacon_timeout, JIFFIES_TO_MS);
254 static int ieee80211_set_smps(struct ieee80211_sub_if_data *sdata,
255 enum ieee80211_smps_mode smps_mode)
257 struct ieee80211_local *local = sdata->local;
260 if (!(local->hw.wiphy->features & NL80211_FEATURE_STATIC_SMPS) &&
261 smps_mode == IEEE80211_SMPS_STATIC)
264 /* auto should be dynamic if in PS mode */
265 if (!(local->hw.wiphy->features & NL80211_FEATURE_DYNAMIC_SMPS) &&
266 (smps_mode == IEEE80211_SMPS_DYNAMIC ||
267 smps_mode == IEEE80211_SMPS_AUTOMATIC))
270 if (sdata->vif.type != NL80211_IFTYPE_STATION &&
271 sdata->vif.type != NL80211_IFTYPE_AP)
275 if (sdata->vif.type == NL80211_IFTYPE_STATION)
276 err = __ieee80211_request_smps_mgd(sdata, smps_mode);
278 err = __ieee80211_request_smps_ap(sdata, smps_mode);
284 static const char *smps_modes[IEEE80211_SMPS_NUM_MODES] = {
285 [IEEE80211_SMPS_AUTOMATIC] = "auto",
286 [IEEE80211_SMPS_OFF] = "off",
287 [IEEE80211_SMPS_STATIC] = "static",
288 [IEEE80211_SMPS_DYNAMIC] = "dynamic",
291 static ssize_t ieee80211_if_fmt_smps(const struct ieee80211_sub_if_data *sdata,
292 char *buf, int buflen)
294 if (sdata->vif.type == NL80211_IFTYPE_STATION)
295 return snprintf(buf, buflen, "request: %s\nused: %s\n",
296 smps_modes[sdata->u.mgd.req_smps],
297 smps_modes[sdata->smps_mode]);
298 if (sdata->vif.type == NL80211_IFTYPE_AP)
299 return snprintf(buf, buflen, "request: %s\nused: %s\n",
300 smps_modes[sdata->u.ap.req_smps],
301 smps_modes[sdata->smps_mode]);
305 static ssize_t ieee80211_if_parse_smps(struct ieee80211_sub_if_data *sdata,
306 const char *buf, int buflen)
308 enum ieee80211_smps_mode mode;
310 for (mode = 0; mode < IEEE80211_SMPS_NUM_MODES; mode++) {
311 if (strncmp(buf, smps_modes[mode], buflen) == 0) {
312 int err = ieee80211_set_smps(sdata, mode);
321 IEEE80211_IF_FILE_RW(smps);
323 static ssize_t ieee80211_if_parse_tkip_mic_test(
324 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
326 struct ieee80211_local *local = sdata->local;
329 struct ieee80211_hdr *hdr;
332 if (!mac_pton(buf, addr))
335 if (!ieee80211_sdata_running(sdata))
338 skb = dev_alloc_skb(local->hw.extra_tx_headroom + 24 + 100);
341 skb_reserve(skb, local->hw.extra_tx_headroom);
343 hdr = (struct ieee80211_hdr *) skb_put(skb, 24);
345 fc = cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_DATA);
347 switch (sdata->vif.type) {
348 case NL80211_IFTYPE_AP:
349 fc |= cpu_to_le16(IEEE80211_FCTL_FROMDS);
351 memcpy(hdr->addr1, addr, ETH_ALEN);
352 memcpy(hdr->addr2, sdata->vif.addr, ETH_ALEN);
353 memcpy(hdr->addr3, sdata->vif.addr, ETH_ALEN);
355 case NL80211_IFTYPE_STATION:
356 fc |= cpu_to_le16(IEEE80211_FCTL_TODS);
359 if (!sdata->u.mgd.associated) {
364 memcpy(hdr->addr1, sdata->u.mgd.associated->bssid, ETH_ALEN);
365 memcpy(hdr->addr2, sdata->vif.addr, ETH_ALEN);
366 memcpy(hdr->addr3, addr, ETH_ALEN);
373 hdr->frame_control = fc;
376 * Add some length to the test frame to make it look bit more valid.
377 * The exact contents does not matter since the recipient is required
378 * to drop this because of the Michael MIC failure.
380 memset(skb_put(skb, 50), 0, 50);
382 IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_TKIP_MIC_FAILURE;
384 ieee80211_tx_skb(sdata, skb);
388 IEEE80211_IF_FILE_W(tkip_mic_test);
390 static ssize_t ieee80211_if_parse_beacon_loss(
391 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
393 if (!ieee80211_sdata_running(sdata) || !sdata->vif.bss_conf.assoc)
396 ieee80211_beacon_loss(&sdata->vif);
400 IEEE80211_IF_FILE_W(beacon_loss);
402 static ssize_t ieee80211_if_fmt_uapsd_queues(
403 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
405 const struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
407 return snprintf(buf, buflen, "0x%x\n", ifmgd->uapsd_queues);
410 static ssize_t ieee80211_if_parse_uapsd_queues(
411 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
413 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
417 ret = kstrtou8(buf, 0, &val);
421 if (val & ~IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK)
424 ifmgd->uapsd_queues = val;
428 IEEE80211_IF_FILE_RW(uapsd_queues);
430 static ssize_t ieee80211_if_fmt_uapsd_max_sp_len(
431 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
433 const struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
435 return snprintf(buf, buflen, "0x%x\n", ifmgd->uapsd_max_sp_len);
438 static ssize_t ieee80211_if_parse_uapsd_max_sp_len(
439 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
441 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
445 ret = kstrtoul(buf, 0, &val);
449 if (val & ~IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK)
452 ifmgd->uapsd_max_sp_len = val;
456 IEEE80211_IF_FILE_RW(uapsd_max_sp_len);
458 static ssize_t ieee80211_if_fmt_tdls_wider_bw(
459 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
461 const struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
464 tdls_wider_bw = ieee80211_hw_check(&sdata->local->hw, TDLS_WIDER_BW) &&
465 !ifmgd->tdls_wider_bw_prohibited;
467 return snprintf(buf, buflen, "%d\n", tdls_wider_bw);
470 static ssize_t ieee80211_if_parse_tdls_wider_bw(
471 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
473 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
477 ret = kstrtou8(buf, 0, &val);
481 ifmgd->tdls_wider_bw_prohibited = !val;
484 IEEE80211_IF_FILE_RW(tdls_wider_bw);
487 IEEE80211_IF_FILE(num_mcast_sta, u.ap.num_mcast_sta, ATOMIC);
488 IEEE80211_IF_FILE(num_sta_ps, u.ap.ps.num_sta_ps, ATOMIC);
489 IEEE80211_IF_FILE(dtim_count, u.ap.ps.dtim_count, DEC);
491 static ssize_t ieee80211_if_fmt_num_buffered_multicast(
492 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
494 return scnprintf(buf, buflen, "%u\n",
495 skb_queue_len(&sdata->u.ap.ps.bc_buf));
497 IEEE80211_IF_FILE_R(num_buffered_multicast);
499 /* IBSS attributes */
500 static ssize_t ieee80211_if_fmt_tsf(
501 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
503 struct ieee80211_local *local = sdata->local;
506 tsf = drv_get_tsf(local, (struct ieee80211_sub_if_data *)sdata);
508 return scnprintf(buf, buflen, "0x%016llx\n", (unsigned long long) tsf);
511 static ssize_t ieee80211_if_parse_tsf(
512 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
514 struct ieee80211_local *local = sdata->local;
515 unsigned long long tsf;
517 int tsf_is_delta = 0;
519 if (strncmp(buf, "reset", 5) == 0) {
520 if (local->ops->reset_tsf) {
521 drv_reset_tsf(local, sdata);
522 wiphy_info(local->hw.wiphy, "debugfs reset TSF\n");
525 if (buflen > 10 && buf[1] == '=') {
528 else if (buf[0] == '-')
534 ret = kstrtoull(buf, 10, &tsf);
538 tsf = drv_get_tsf(local, sdata) + tsf_is_delta * tsf;
539 if (local->ops->set_tsf) {
540 drv_set_tsf(local, sdata, tsf);
541 wiphy_info(local->hw.wiphy,
542 "debugfs set TSF to %#018llx\n", tsf);
546 ieee80211_recalc_dtim(local, sdata);
549 IEEE80211_IF_FILE_RW(tsf);
553 IEEE80211_IF_FILE(peer, u.wds.remote_addr, MAC);
555 #ifdef CONFIG_MAC80211_MESH
556 IEEE80211_IF_FILE(estab_plinks, u.mesh.estab_plinks, ATOMIC);
558 /* Mesh stats attributes */
559 IEEE80211_IF_FILE(fwded_mcast, u.mesh.mshstats.fwded_mcast, DEC);
560 IEEE80211_IF_FILE(fwded_unicast, u.mesh.mshstats.fwded_unicast, DEC);
561 IEEE80211_IF_FILE(fwded_frames, u.mesh.mshstats.fwded_frames, DEC);
562 IEEE80211_IF_FILE(dropped_frames_ttl, u.mesh.mshstats.dropped_frames_ttl, DEC);
563 IEEE80211_IF_FILE(dropped_frames_congestion,
564 u.mesh.mshstats.dropped_frames_congestion, DEC);
565 IEEE80211_IF_FILE(dropped_frames_no_route,
566 u.mesh.mshstats.dropped_frames_no_route, DEC);
568 /* Mesh parameters */
569 IEEE80211_IF_FILE(dot11MeshMaxRetries,
570 u.mesh.mshcfg.dot11MeshMaxRetries, DEC);
571 IEEE80211_IF_FILE(dot11MeshRetryTimeout,
572 u.mesh.mshcfg.dot11MeshRetryTimeout, DEC);
573 IEEE80211_IF_FILE(dot11MeshConfirmTimeout,
574 u.mesh.mshcfg.dot11MeshConfirmTimeout, DEC);
575 IEEE80211_IF_FILE(dot11MeshHoldingTimeout,
576 u.mesh.mshcfg.dot11MeshHoldingTimeout, DEC);
577 IEEE80211_IF_FILE(dot11MeshTTL, u.mesh.mshcfg.dot11MeshTTL, DEC);
578 IEEE80211_IF_FILE(element_ttl, u.mesh.mshcfg.element_ttl, DEC);
579 IEEE80211_IF_FILE(auto_open_plinks, u.mesh.mshcfg.auto_open_plinks, DEC);
580 IEEE80211_IF_FILE(dot11MeshMaxPeerLinks,
581 u.mesh.mshcfg.dot11MeshMaxPeerLinks, DEC);
582 IEEE80211_IF_FILE(dot11MeshHWMPactivePathTimeout,
583 u.mesh.mshcfg.dot11MeshHWMPactivePathTimeout, DEC);
584 IEEE80211_IF_FILE(dot11MeshHWMPpreqMinInterval,
585 u.mesh.mshcfg.dot11MeshHWMPpreqMinInterval, DEC);
586 IEEE80211_IF_FILE(dot11MeshHWMPperrMinInterval,
587 u.mesh.mshcfg.dot11MeshHWMPperrMinInterval, DEC);
588 IEEE80211_IF_FILE(dot11MeshHWMPnetDiameterTraversalTime,
589 u.mesh.mshcfg.dot11MeshHWMPnetDiameterTraversalTime, DEC);
590 IEEE80211_IF_FILE(dot11MeshHWMPmaxPREQretries,
591 u.mesh.mshcfg.dot11MeshHWMPmaxPREQretries, DEC);
592 IEEE80211_IF_FILE(path_refresh_time,
593 u.mesh.mshcfg.path_refresh_time, DEC);
594 IEEE80211_IF_FILE(min_discovery_timeout,
595 u.mesh.mshcfg.min_discovery_timeout, DEC);
596 IEEE80211_IF_FILE(dot11MeshHWMPRootMode,
597 u.mesh.mshcfg.dot11MeshHWMPRootMode, DEC);
598 IEEE80211_IF_FILE(dot11MeshGateAnnouncementProtocol,
599 u.mesh.mshcfg.dot11MeshGateAnnouncementProtocol, DEC);
600 IEEE80211_IF_FILE(dot11MeshHWMPRannInterval,
601 u.mesh.mshcfg.dot11MeshHWMPRannInterval, DEC);
602 IEEE80211_IF_FILE(dot11MeshForwarding, u.mesh.mshcfg.dot11MeshForwarding, DEC);
603 IEEE80211_IF_FILE(rssi_threshold, u.mesh.mshcfg.rssi_threshold, DEC);
604 IEEE80211_IF_FILE(ht_opmode, u.mesh.mshcfg.ht_opmode, DEC);
605 IEEE80211_IF_FILE(dot11MeshHWMPactivePathToRootTimeout,
606 u.mesh.mshcfg.dot11MeshHWMPactivePathToRootTimeout, DEC);
607 IEEE80211_IF_FILE(dot11MeshHWMProotInterval,
608 u.mesh.mshcfg.dot11MeshHWMProotInterval, DEC);
609 IEEE80211_IF_FILE(dot11MeshHWMPconfirmationInterval,
610 u.mesh.mshcfg.dot11MeshHWMPconfirmationInterval, DEC);
611 IEEE80211_IF_FILE(power_mode, u.mesh.mshcfg.power_mode, DEC);
612 IEEE80211_IF_FILE(dot11MeshAwakeWindowDuration,
613 u.mesh.mshcfg.dot11MeshAwakeWindowDuration, DEC);
616 #define DEBUGFS_ADD_MODE(name, mode) \
617 debugfs_create_file(#name, mode, sdata->vif.debugfs_dir, \
620 #define DEBUGFS_ADD(name) DEBUGFS_ADD_MODE(name, 0400)
622 static void add_common_files(struct ieee80211_sub_if_data *sdata)
624 DEBUGFS_ADD(rc_rateidx_mask_2ghz);
625 DEBUGFS_ADD(rc_rateidx_mask_5ghz);
626 DEBUGFS_ADD(rc_rateidx_mcs_mask_2ghz);
627 DEBUGFS_ADD(rc_rateidx_mcs_mask_5ghz);
628 DEBUGFS_ADD(rc_rateidx_vht_mcs_mask_2ghz);
629 DEBUGFS_ADD(rc_rateidx_vht_mcs_mask_5ghz);
630 DEBUGFS_ADD(hw_queues);
633 static void add_sta_files(struct ieee80211_sub_if_data *sdata)
637 DEBUGFS_ADD(last_beacon);
638 DEBUGFS_ADD(ave_beacon);
639 DEBUGFS_ADD(beacon_timeout);
640 DEBUGFS_ADD_MODE(smps, 0600);
641 DEBUGFS_ADD_MODE(tkip_mic_test, 0200);
642 DEBUGFS_ADD_MODE(beacon_loss, 0200);
643 DEBUGFS_ADD_MODE(uapsd_queues, 0600);
644 DEBUGFS_ADD_MODE(uapsd_max_sp_len, 0600);
645 DEBUGFS_ADD_MODE(tdls_wider_bw, 0600);
648 static void add_ap_files(struct ieee80211_sub_if_data *sdata)
650 DEBUGFS_ADD(num_mcast_sta);
651 DEBUGFS_ADD_MODE(smps, 0600);
652 DEBUGFS_ADD(num_sta_ps);
653 DEBUGFS_ADD(dtim_count);
654 DEBUGFS_ADD(num_buffered_multicast);
655 DEBUGFS_ADD_MODE(tkip_mic_test, 0200);
658 static void add_ibss_files(struct ieee80211_sub_if_data *sdata)
660 DEBUGFS_ADD_MODE(tsf, 0600);
663 static void add_wds_files(struct ieee80211_sub_if_data *sdata)
668 #ifdef CONFIG_MAC80211_MESH
670 static void add_mesh_files(struct ieee80211_sub_if_data *sdata)
672 DEBUGFS_ADD_MODE(tsf, 0600);
673 DEBUGFS_ADD_MODE(estab_plinks, 0400);
676 static void add_mesh_stats(struct ieee80211_sub_if_data *sdata)
678 struct dentry *dir = debugfs_create_dir("mesh_stats",
679 sdata->vif.debugfs_dir);
680 #define MESHSTATS_ADD(name)\
681 debugfs_create_file(#name, 0400, dir, sdata, &name##_ops);
683 MESHSTATS_ADD(fwded_mcast);
684 MESHSTATS_ADD(fwded_unicast);
685 MESHSTATS_ADD(fwded_frames);
686 MESHSTATS_ADD(dropped_frames_ttl);
687 MESHSTATS_ADD(dropped_frames_no_route);
688 MESHSTATS_ADD(dropped_frames_congestion);
692 static void add_mesh_config(struct ieee80211_sub_if_data *sdata)
694 struct dentry *dir = debugfs_create_dir("mesh_config",
695 sdata->vif.debugfs_dir);
697 #define MESHPARAMS_ADD(name) \
698 debugfs_create_file(#name, 0600, dir, sdata, &name##_ops);
700 MESHPARAMS_ADD(dot11MeshMaxRetries);
701 MESHPARAMS_ADD(dot11MeshRetryTimeout);
702 MESHPARAMS_ADD(dot11MeshConfirmTimeout);
703 MESHPARAMS_ADD(dot11MeshHoldingTimeout);
704 MESHPARAMS_ADD(dot11MeshTTL);
705 MESHPARAMS_ADD(element_ttl);
706 MESHPARAMS_ADD(auto_open_plinks);
707 MESHPARAMS_ADD(dot11MeshMaxPeerLinks);
708 MESHPARAMS_ADD(dot11MeshHWMPactivePathTimeout);
709 MESHPARAMS_ADD(dot11MeshHWMPpreqMinInterval);
710 MESHPARAMS_ADD(dot11MeshHWMPperrMinInterval);
711 MESHPARAMS_ADD(dot11MeshHWMPnetDiameterTraversalTime);
712 MESHPARAMS_ADD(dot11MeshHWMPmaxPREQretries);
713 MESHPARAMS_ADD(path_refresh_time);
714 MESHPARAMS_ADD(min_discovery_timeout);
715 MESHPARAMS_ADD(dot11MeshHWMPRootMode);
716 MESHPARAMS_ADD(dot11MeshHWMPRannInterval);
717 MESHPARAMS_ADD(dot11MeshForwarding);
718 MESHPARAMS_ADD(dot11MeshGateAnnouncementProtocol);
719 MESHPARAMS_ADD(rssi_threshold);
720 MESHPARAMS_ADD(ht_opmode);
721 MESHPARAMS_ADD(dot11MeshHWMPactivePathToRootTimeout);
722 MESHPARAMS_ADD(dot11MeshHWMProotInterval);
723 MESHPARAMS_ADD(dot11MeshHWMPconfirmationInterval);
724 MESHPARAMS_ADD(power_mode);
725 MESHPARAMS_ADD(dot11MeshAwakeWindowDuration);
726 #undef MESHPARAMS_ADD
730 static void add_files(struct ieee80211_sub_if_data *sdata)
732 if (!sdata->vif.debugfs_dir)
737 DEBUGFS_ADD(txpower);
738 DEBUGFS_ADD(user_power_level);
739 DEBUGFS_ADD(ap_power_level);
741 if (sdata->vif.type != NL80211_IFTYPE_MONITOR)
742 add_common_files(sdata);
744 switch (sdata->vif.type) {
745 case NL80211_IFTYPE_MESH_POINT:
746 #ifdef CONFIG_MAC80211_MESH
747 add_mesh_files(sdata);
748 add_mesh_stats(sdata);
749 add_mesh_config(sdata);
752 case NL80211_IFTYPE_STATION:
753 add_sta_files(sdata);
755 case NL80211_IFTYPE_ADHOC:
756 add_ibss_files(sdata);
758 case NL80211_IFTYPE_AP:
761 case NL80211_IFTYPE_WDS:
762 add_wds_files(sdata);
769 void ieee80211_debugfs_add_netdev(struct ieee80211_sub_if_data *sdata)
771 char buf[10+IFNAMSIZ];
773 sprintf(buf, "netdev:%s", sdata->name);
774 sdata->vif.debugfs_dir = debugfs_create_dir(buf,
775 sdata->local->hw.wiphy->debugfsdir);
776 if (sdata->vif.debugfs_dir)
777 sdata->debugfs.subdir_stations = debugfs_create_dir("stations",
778 sdata->vif.debugfs_dir);
782 void ieee80211_debugfs_remove_netdev(struct ieee80211_sub_if_data *sdata)
784 if (!sdata->vif.debugfs_dir)
787 debugfs_remove_recursive(sdata->vif.debugfs_dir);
788 sdata->vif.debugfs_dir = NULL;
789 sdata->debugfs.subdir_stations = NULL;
792 void ieee80211_debugfs_rename_netdev(struct ieee80211_sub_if_data *sdata)
795 char buf[10 + IFNAMSIZ];
797 dir = sdata->vif.debugfs_dir;
802 sprintf(buf, "netdev:%s", sdata->name);
803 if (!debugfs_rename(dir->d_parent, dir, dir->d_parent, buf))
805 "debugfs: failed to rename debugfs dir to %s\n",