1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (c) 2006 Jiri Benc <jbenc@suse.cz>
4 * Copyright 2007 Johannes Berg <johannes@sipsolutions.net>
5 * Copyright (C) 2020-2022 Intel Corporation
8 #include <linux/kernel.h>
9 #include <linux/device.h>
11 #include <linux/if_ether.h>
12 #include <linux/interrupt.h>
13 #include <linux/netdevice.h>
14 #include <linux/rtnetlink.h>
15 #include <linux/slab.h>
16 #include <linux/notifier.h>
17 #include <net/mac80211.h>
18 #include <net/cfg80211.h>
19 #include "ieee80211_i.h"
22 #include "debugfs_netdev.h"
23 #include "driver-ops.h"
25 static ssize_t ieee80211_if_read(
26 struct ieee80211_sub_if_data *sdata,
28 size_t count, loff_t *ppos,
29 ssize_t (*format)(const struct ieee80211_sub_if_data *, char *, int))
32 ssize_t ret = -EINVAL;
34 read_lock(&dev_base_lock);
35 ret = (*format)(sdata, buf, sizeof(buf));
36 read_unlock(&dev_base_lock);
39 ret = simple_read_from_buffer(userbuf, count, ppos, buf, ret);
44 static ssize_t ieee80211_if_write(
45 struct ieee80211_sub_if_data *sdata,
46 const char __user *userbuf,
47 size_t count, loff_t *ppos,
48 ssize_t (*write)(struct ieee80211_sub_if_data *, const char *, int))
53 if (count >= sizeof(buf))
56 if (copy_from_user(buf, userbuf, count))
61 ret = (*write)(sdata, buf, count);
67 #define IEEE80211_IF_FMT(name, field, format_string) \
68 static ssize_t ieee80211_if_fmt_##name( \
69 const struct ieee80211_sub_if_data *sdata, char *buf, \
72 return scnprintf(buf, buflen, format_string, sdata->field); \
74 #define IEEE80211_IF_FMT_DEC(name, field) \
75 IEEE80211_IF_FMT(name, field, "%d\n")
76 #define IEEE80211_IF_FMT_HEX(name, field) \
77 IEEE80211_IF_FMT(name, field, "%#x\n")
78 #define IEEE80211_IF_FMT_LHEX(name, field) \
79 IEEE80211_IF_FMT(name, field, "%#lx\n")
81 #define IEEE80211_IF_FMT_HEXARRAY(name, field) \
82 static ssize_t ieee80211_if_fmt_##name( \
83 const struct ieee80211_sub_if_data *sdata, \
84 char *buf, int buflen) \
88 for (i = 0; i < sizeof(sdata->field); i++) { \
89 p += scnprintf(p, buflen + buf - p, "%.2x ", \
92 p += scnprintf(p, buflen + buf - p, "\n"); \
96 #define IEEE80211_IF_FMT_ATOMIC(name, field) \
97 static ssize_t ieee80211_if_fmt_##name( \
98 const struct ieee80211_sub_if_data *sdata, \
99 char *buf, int buflen) \
101 return scnprintf(buf, buflen, "%d\n", atomic_read(&sdata->field));\
104 #define IEEE80211_IF_FMT_MAC(name, field) \
105 static ssize_t ieee80211_if_fmt_##name( \
106 const struct ieee80211_sub_if_data *sdata, char *buf, \
109 return scnprintf(buf, buflen, "%pM\n", sdata->field); \
112 #define IEEE80211_IF_FMT_JIFFIES_TO_MS(name, field) \
113 static ssize_t ieee80211_if_fmt_##name( \
114 const struct ieee80211_sub_if_data *sdata, \
115 char *buf, int buflen) \
117 return scnprintf(buf, buflen, "%d\n", \
118 jiffies_to_msecs(sdata->field)); \
121 #define _IEEE80211_IF_FILE_OPS(name, _read, _write) \
122 static const struct file_operations name##_ops = { \
125 .open = simple_open, \
126 .llseek = generic_file_llseek, \
129 #define _IEEE80211_IF_FILE_R_FN(name) \
130 static ssize_t ieee80211_if_read_##name(struct file *file, \
131 char __user *userbuf, \
132 size_t count, loff_t *ppos) \
134 return ieee80211_if_read(file->private_data, \
135 userbuf, count, ppos, \
136 ieee80211_if_fmt_##name); \
139 #define _IEEE80211_IF_FILE_W_FN(name) \
140 static ssize_t ieee80211_if_write_##name(struct file *file, \
141 const char __user *userbuf, \
142 size_t count, loff_t *ppos) \
144 return ieee80211_if_write(file->private_data, userbuf, count, \
145 ppos, ieee80211_if_parse_##name); \
148 #define IEEE80211_IF_FILE_R(name) \
149 _IEEE80211_IF_FILE_R_FN(name) \
150 _IEEE80211_IF_FILE_OPS(name, ieee80211_if_read_##name, NULL)
152 #define IEEE80211_IF_FILE_W(name) \
153 _IEEE80211_IF_FILE_W_FN(name) \
154 _IEEE80211_IF_FILE_OPS(name, NULL, ieee80211_if_write_##name)
156 #define IEEE80211_IF_FILE_RW(name) \
157 _IEEE80211_IF_FILE_R_FN(name) \
158 _IEEE80211_IF_FILE_W_FN(name) \
159 _IEEE80211_IF_FILE_OPS(name, ieee80211_if_read_##name, \
160 ieee80211_if_write_##name)
162 #define IEEE80211_IF_FILE(name, field, format) \
163 IEEE80211_IF_FMT_##format(name, field) \
164 IEEE80211_IF_FILE_R(name)
166 /* common attributes */
167 IEEE80211_IF_FILE(rc_rateidx_mask_2ghz, rc_rateidx_mask[NL80211_BAND_2GHZ],
169 IEEE80211_IF_FILE(rc_rateidx_mask_5ghz, rc_rateidx_mask[NL80211_BAND_5GHZ],
171 IEEE80211_IF_FILE(rc_rateidx_mcs_mask_2ghz,
172 rc_rateidx_mcs_mask[NL80211_BAND_2GHZ], HEXARRAY);
173 IEEE80211_IF_FILE(rc_rateidx_mcs_mask_5ghz,
174 rc_rateidx_mcs_mask[NL80211_BAND_5GHZ], HEXARRAY);
176 static ssize_t ieee80211_if_fmt_rc_rateidx_vht_mcs_mask_2ghz(
177 const struct ieee80211_sub_if_data *sdata,
178 char *buf, int buflen)
181 const u16 *mask = sdata->rc_rateidx_vht_mcs_mask[NL80211_BAND_2GHZ];
183 for (i = 0; i < NL80211_VHT_NSS_MAX; i++)
184 len += scnprintf(buf + len, buflen - len, "%04x ", mask[i]);
185 len += scnprintf(buf + len, buflen - len, "\n");
190 IEEE80211_IF_FILE_R(rc_rateidx_vht_mcs_mask_2ghz);
192 static ssize_t ieee80211_if_fmt_rc_rateidx_vht_mcs_mask_5ghz(
193 const struct ieee80211_sub_if_data *sdata,
194 char *buf, int buflen)
197 const u16 *mask = sdata->rc_rateidx_vht_mcs_mask[NL80211_BAND_5GHZ];
199 for (i = 0; i < NL80211_VHT_NSS_MAX; i++)
200 len += scnprintf(buf + len, buflen - len, "%04x ", mask[i]);
201 len += scnprintf(buf + len, buflen - len, "\n");
206 IEEE80211_IF_FILE_R(rc_rateidx_vht_mcs_mask_5ghz);
208 IEEE80211_IF_FILE(flags, flags, HEX);
209 IEEE80211_IF_FILE(state, state, LHEX);
210 IEEE80211_IF_FILE(txpower, vif.bss_conf.txpower, DEC);
211 IEEE80211_IF_FILE(ap_power_level, deflink.ap_power_level, DEC);
212 IEEE80211_IF_FILE(user_power_level, deflink.user_power_level, DEC);
215 ieee80211_if_fmt_hw_queues(const struct ieee80211_sub_if_data *sdata,
216 char *buf, int buflen)
220 len = scnprintf(buf, buflen, "AC queues: VO:%d VI:%d BE:%d BK:%d\n",
221 sdata->vif.hw_queue[IEEE80211_AC_VO],
222 sdata->vif.hw_queue[IEEE80211_AC_VI],
223 sdata->vif.hw_queue[IEEE80211_AC_BE],
224 sdata->vif.hw_queue[IEEE80211_AC_BK]);
226 if (sdata->vif.type == NL80211_IFTYPE_AP)
227 len += scnprintf(buf + len, buflen - len, "cab queue: %d\n",
228 sdata->vif.cab_queue);
232 IEEE80211_IF_FILE_R(hw_queues);
235 IEEE80211_IF_FILE(bssid, deflink.u.mgd.bssid, MAC);
236 IEEE80211_IF_FILE(aid, vif.cfg.aid, DEC);
237 IEEE80211_IF_FILE(beacon_timeout, u.mgd.beacon_timeout, JIFFIES_TO_MS);
239 static int ieee80211_set_smps(struct ieee80211_sub_if_data *sdata,
240 enum ieee80211_smps_mode smps_mode)
242 struct ieee80211_local *local = sdata->local;
245 if (!(local->hw.wiphy->features & NL80211_FEATURE_STATIC_SMPS) &&
246 smps_mode == IEEE80211_SMPS_STATIC)
249 /* auto should be dynamic if in PS mode */
250 if (!(local->hw.wiphy->features & NL80211_FEATURE_DYNAMIC_SMPS) &&
251 (smps_mode == IEEE80211_SMPS_DYNAMIC ||
252 smps_mode == IEEE80211_SMPS_AUTOMATIC))
255 if (sdata->vif.type != NL80211_IFTYPE_STATION)
259 err = __ieee80211_request_smps_mgd(sdata, &sdata->deflink, smps_mode);
265 static const char *smps_modes[IEEE80211_SMPS_NUM_MODES] = {
266 [IEEE80211_SMPS_AUTOMATIC] = "auto",
267 [IEEE80211_SMPS_OFF] = "off",
268 [IEEE80211_SMPS_STATIC] = "static",
269 [IEEE80211_SMPS_DYNAMIC] = "dynamic",
272 static ssize_t ieee80211_if_fmt_smps(const struct ieee80211_sub_if_data *sdata,
273 char *buf, int buflen)
275 if (sdata->vif.type == NL80211_IFTYPE_STATION)
276 return snprintf(buf, buflen, "request: %s\nused: %s\n",
277 smps_modes[sdata->deflink.u.mgd.req_smps],
278 smps_modes[sdata->deflink.smps_mode]);
282 static ssize_t ieee80211_if_parse_smps(struct ieee80211_sub_if_data *sdata,
283 const char *buf, int buflen)
285 enum ieee80211_smps_mode mode;
287 for (mode = 0; mode < IEEE80211_SMPS_NUM_MODES; mode++) {
288 if (strncmp(buf, smps_modes[mode], buflen) == 0) {
289 int err = ieee80211_set_smps(sdata, mode);
298 IEEE80211_IF_FILE_RW(smps);
300 static ssize_t ieee80211_if_parse_tkip_mic_test(
301 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
303 struct ieee80211_local *local = sdata->local;
306 struct ieee80211_hdr *hdr;
309 if (!mac_pton(buf, addr))
312 if (!ieee80211_sdata_running(sdata))
315 skb = dev_alloc_skb(local->hw.extra_tx_headroom + 24 + 100);
318 skb_reserve(skb, local->hw.extra_tx_headroom);
320 hdr = skb_put_zero(skb, 24);
321 fc = cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_DATA);
323 switch (sdata->vif.type) {
324 case NL80211_IFTYPE_AP:
325 fc |= cpu_to_le16(IEEE80211_FCTL_FROMDS);
327 memcpy(hdr->addr1, addr, ETH_ALEN);
328 memcpy(hdr->addr2, sdata->vif.addr, ETH_ALEN);
329 memcpy(hdr->addr3, sdata->vif.addr, ETH_ALEN);
331 case NL80211_IFTYPE_STATION:
332 fc |= cpu_to_le16(IEEE80211_FCTL_TODS);
335 if (!sdata->u.mgd.associated) {
340 memcpy(hdr->addr1, sdata->deflink.u.mgd.bssid, ETH_ALEN);
341 memcpy(hdr->addr2, sdata->vif.addr, ETH_ALEN);
342 memcpy(hdr->addr3, addr, ETH_ALEN);
349 hdr->frame_control = fc;
352 * Add some length to the test frame to make it look bit more valid.
353 * The exact contents does not matter since the recipient is required
354 * to drop this because of the Michael MIC failure.
356 skb_put_zero(skb, 50);
358 IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_TKIP_MIC_FAILURE;
360 ieee80211_tx_skb(sdata, skb);
364 IEEE80211_IF_FILE_W(tkip_mic_test);
366 static ssize_t ieee80211_if_parse_beacon_loss(
367 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
369 if (!ieee80211_sdata_running(sdata) || !sdata->vif.cfg.assoc)
372 ieee80211_beacon_loss(&sdata->vif);
376 IEEE80211_IF_FILE_W(beacon_loss);
378 static ssize_t ieee80211_if_fmt_uapsd_queues(
379 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
381 const struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
383 return snprintf(buf, buflen, "0x%x\n", ifmgd->uapsd_queues);
386 static ssize_t ieee80211_if_parse_uapsd_queues(
387 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
389 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
393 ret = kstrtou8(buf, 0, &val);
397 if (val & ~IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK)
400 ifmgd->uapsd_queues = val;
404 IEEE80211_IF_FILE_RW(uapsd_queues);
406 static ssize_t ieee80211_if_fmt_uapsd_max_sp_len(
407 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
409 const struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
411 return snprintf(buf, buflen, "0x%x\n", ifmgd->uapsd_max_sp_len);
414 static ssize_t ieee80211_if_parse_uapsd_max_sp_len(
415 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
417 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
421 ret = kstrtoul(buf, 0, &val);
425 if (val & ~IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK)
428 ifmgd->uapsd_max_sp_len = val;
432 IEEE80211_IF_FILE_RW(uapsd_max_sp_len);
434 static ssize_t ieee80211_if_fmt_tdls_wider_bw(
435 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
437 const struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
440 tdls_wider_bw = ieee80211_hw_check(&sdata->local->hw, TDLS_WIDER_BW) &&
441 !ifmgd->tdls_wider_bw_prohibited;
443 return snprintf(buf, buflen, "%d\n", tdls_wider_bw);
446 static ssize_t ieee80211_if_parse_tdls_wider_bw(
447 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
449 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
453 ret = kstrtou8(buf, 0, &val);
457 ifmgd->tdls_wider_bw_prohibited = !val;
460 IEEE80211_IF_FILE_RW(tdls_wider_bw);
463 IEEE80211_IF_FILE(num_mcast_sta, u.ap.num_mcast_sta, ATOMIC);
464 IEEE80211_IF_FILE(num_sta_ps, u.ap.ps.num_sta_ps, ATOMIC);
465 IEEE80211_IF_FILE(dtim_count, u.ap.ps.dtim_count, DEC);
466 IEEE80211_IF_FILE(num_mcast_sta_vlan, u.vlan.num_mcast_sta, ATOMIC);
468 static ssize_t ieee80211_if_fmt_num_buffered_multicast(
469 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
471 return scnprintf(buf, buflen, "%u\n",
472 skb_queue_len(&sdata->u.ap.ps.bc_buf));
474 IEEE80211_IF_FILE_R(num_buffered_multicast);
476 static ssize_t ieee80211_if_fmt_aqm(
477 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
479 struct ieee80211_local *local = sdata->local;
480 struct txq_info *txqi;
486 txqi = to_txq_info(sdata->vif.txq);
488 spin_lock_bh(&local->fq.lock);
493 "ac backlog-bytes backlog-packets new-flows drops marks overlimit collisions tx-bytes tx-packets\n"
494 "%u %u %u %u %u %u %u %u %u %u\n",
496 txqi->tin.backlog_bytes,
497 txqi->tin.backlog_packets,
499 txqi->cstats.drop_count,
500 txqi->cstats.ecn_mark,
502 txqi->tin.collisions,
504 txqi->tin.tx_packets);
507 spin_unlock_bh(&local->fq.lock);
511 IEEE80211_IF_FILE_R(aqm);
513 IEEE80211_IF_FILE(multicast_to_unicast, u.ap.multicast_to_unicast, HEX);
515 /* IBSS attributes */
516 static ssize_t ieee80211_if_fmt_tsf(
517 const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
519 struct ieee80211_local *local = sdata->local;
522 tsf = drv_get_tsf(local, (struct ieee80211_sub_if_data *)sdata);
524 return scnprintf(buf, buflen, "0x%016llx\n", (unsigned long long) tsf);
527 static ssize_t ieee80211_if_parse_tsf(
528 struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
530 struct ieee80211_local *local = sdata->local;
531 unsigned long long tsf;
533 int tsf_is_delta = 0;
535 if (strncmp(buf, "reset", 5) == 0) {
536 if (local->ops->reset_tsf) {
537 drv_reset_tsf(local, sdata);
538 wiphy_info(local->hw.wiphy, "debugfs reset TSF\n");
541 if (buflen > 10 && buf[1] == '=') {
544 else if (buf[0] == '-')
550 ret = kstrtoull(buf, 10, &tsf);
553 if (tsf_is_delta && local->ops->offset_tsf) {
554 drv_offset_tsf(local, sdata, tsf_is_delta * tsf);
555 wiphy_info(local->hw.wiphy,
556 "debugfs offset TSF by %018lld\n",
558 } else if (local->ops->set_tsf) {
560 tsf = drv_get_tsf(local, sdata) +
562 drv_set_tsf(local, sdata, tsf);
563 wiphy_info(local->hw.wiphy,
564 "debugfs set TSF to %#018llx\n", tsf);
568 ieee80211_recalc_dtim(local, sdata);
571 IEEE80211_IF_FILE_RW(tsf);
573 static ssize_t ieee80211_if_fmt_valid_links(const struct ieee80211_sub_if_data *sdata,
574 char *buf, int buflen)
576 return snprintf(buf, buflen, "0x%x\n", sdata->vif.valid_links);
578 IEEE80211_IF_FILE_R(valid_links);
580 static ssize_t ieee80211_if_fmt_active_links(const struct ieee80211_sub_if_data *sdata,
581 char *buf, int buflen)
583 return snprintf(buf, buflen, "0x%x\n", sdata->vif.active_links);
586 static ssize_t ieee80211_if_parse_active_links(struct ieee80211_sub_if_data *sdata,
587 const char *buf, int buflen)
591 if (kstrtou16(buf, 0, &active_links))
594 return ieee80211_set_active_links(&sdata->vif, active_links) ?: buflen;
596 IEEE80211_IF_FILE_RW(active_links);
598 #ifdef CONFIG_MAC80211_MESH
599 IEEE80211_IF_FILE(estab_plinks, u.mesh.estab_plinks, ATOMIC);
601 /* Mesh stats attributes */
602 IEEE80211_IF_FILE(fwded_mcast, u.mesh.mshstats.fwded_mcast, DEC);
603 IEEE80211_IF_FILE(fwded_unicast, u.mesh.mshstats.fwded_unicast, DEC);
604 IEEE80211_IF_FILE(fwded_frames, u.mesh.mshstats.fwded_frames, DEC);
605 IEEE80211_IF_FILE(dropped_frames_ttl, u.mesh.mshstats.dropped_frames_ttl, DEC);
606 IEEE80211_IF_FILE(dropped_frames_congestion,
607 u.mesh.mshstats.dropped_frames_congestion, DEC);
608 IEEE80211_IF_FILE(dropped_frames_no_route,
609 u.mesh.mshstats.dropped_frames_no_route, DEC);
611 /* Mesh parameters */
612 IEEE80211_IF_FILE(dot11MeshMaxRetries,
613 u.mesh.mshcfg.dot11MeshMaxRetries, DEC);
614 IEEE80211_IF_FILE(dot11MeshRetryTimeout,
615 u.mesh.mshcfg.dot11MeshRetryTimeout, DEC);
616 IEEE80211_IF_FILE(dot11MeshConfirmTimeout,
617 u.mesh.mshcfg.dot11MeshConfirmTimeout, DEC);
618 IEEE80211_IF_FILE(dot11MeshHoldingTimeout,
619 u.mesh.mshcfg.dot11MeshHoldingTimeout, DEC);
620 IEEE80211_IF_FILE(dot11MeshTTL, u.mesh.mshcfg.dot11MeshTTL, DEC);
621 IEEE80211_IF_FILE(element_ttl, u.mesh.mshcfg.element_ttl, DEC);
622 IEEE80211_IF_FILE(auto_open_plinks, u.mesh.mshcfg.auto_open_plinks, DEC);
623 IEEE80211_IF_FILE(dot11MeshMaxPeerLinks,
624 u.mesh.mshcfg.dot11MeshMaxPeerLinks, DEC);
625 IEEE80211_IF_FILE(dot11MeshHWMPactivePathTimeout,
626 u.mesh.mshcfg.dot11MeshHWMPactivePathTimeout, DEC);
627 IEEE80211_IF_FILE(dot11MeshHWMPpreqMinInterval,
628 u.mesh.mshcfg.dot11MeshHWMPpreqMinInterval, DEC);
629 IEEE80211_IF_FILE(dot11MeshHWMPperrMinInterval,
630 u.mesh.mshcfg.dot11MeshHWMPperrMinInterval, DEC);
631 IEEE80211_IF_FILE(dot11MeshHWMPnetDiameterTraversalTime,
632 u.mesh.mshcfg.dot11MeshHWMPnetDiameterTraversalTime, DEC);
633 IEEE80211_IF_FILE(dot11MeshHWMPmaxPREQretries,
634 u.mesh.mshcfg.dot11MeshHWMPmaxPREQretries, DEC);
635 IEEE80211_IF_FILE(path_refresh_time,
636 u.mesh.mshcfg.path_refresh_time, DEC);
637 IEEE80211_IF_FILE(min_discovery_timeout,
638 u.mesh.mshcfg.min_discovery_timeout, DEC);
639 IEEE80211_IF_FILE(dot11MeshHWMPRootMode,
640 u.mesh.mshcfg.dot11MeshHWMPRootMode, DEC);
641 IEEE80211_IF_FILE(dot11MeshGateAnnouncementProtocol,
642 u.mesh.mshcfg.dot11MeshGateAnnouncementProtocol, DEC);
643 IEEE80211_IF_FILE(dot11MeshHWMPRannInterval,
644 u.mesh.mshcfg.dot11MeshHWMPRannInterval, DEC);
645 IEEE80211_IF_FILE(dot11MeshForwarding, u.mesh.mshcfg.dot11MeshForwarding, DEC);
646 IEEE80211_IF_FILE(rssi_threshold, u.mesh.mshcfg.rssi_threshold, DEC);
647 IEEE80211_IF_FILE(ht_opmode, u.mesh.mshcfg.ht_opmode, DEC);
648 IEEE80211_IF_FILE(dot11MeshHWMPactivePathToRootTimeout,
649 u.mesh.mshcfg.dot11MeshHWMPactivePathToRootTimeout, DEC);
650 IEEE80211_IF_FILE(dot11MeshHWMProotInterval,
651 u.mesh.mshcfg.dot11MeshHWMProotInterval, DEC);
652 IEEE80211_IF_FILE(dot11MeshHWMPconfirmationInterval,
653 u.mesh.mshcfg.dot11MeshHWMPconfirmationInterval, DEC);
654 IEEE80211_IF_FILE(power_mode, u.mesh.mshcfg.power_mode, DEC);
655 IEEE80211_IF_FILE(dot11MeshAwakeWindowDuration,
656 u.mesh.mshcfg.dot11MeshAwakeWindowDuration, DEC);
657 IEEE80211_IF_FILE(dot11MeshConnectedToMeshGate,
658 u.mesh.mshcfg.dot11MeshConnectedToMeshGate, DEC);
659 IEEE80211_IF_FILE(dot11MeshNolearn, u.mesh.mshcfg.dot11MeshNolearn, DEC);
660 IEEE80211_IF_FILE(dot11MeshConnectedToAuthServer,
661 u.mesh.mshcfg.dot11MeshConnectedToAuthServer, DEC);
664 #define DEBUGFS_ADD_MODE(name, mode) \
665 debugfs_create_file(#name, mode, sdata->vif.debugfs_dir, \
668 #define DEBUGFS_ADD(name) DEBUGFS_ADD_MODE(name, 0400)
670 static void add_common_files(struct ieee80211_sub_if_data *sdata)
672 DEBUGFS_ADD(rc_rateidx_mask_2ghz);
673 DEBUGFS_ADD(rc_rateidx_mask_5ghz);
674 DEBUGFS_ADD(rc_rateidx_mcs_mask_2ghz);
675 DEBUGFS_ADD(rc_rateidx_mcs_mask_5ghz);
676 DEBUGFS_ADD(rc_rateidx_vht_mcs_mask_2ghz);
677 DEBUGFS_ADD(rc_rateidx_vht_mcs_mask_5ghz);
678 DEBUGFS_ADD(hw_queues);
680 if (sdata->local->ops->wake_tx_queue &&
681 sdata->vif.type != NL80211_IFTYPE_P2P_DEVICE &&
682 sdata->vif.type != NL80211_IFTYPE_NAN)
686 static void add_sta_files(struct ieee80211_sub_if_data *sdata)
690 DEBUGFS_ADD(beacon_timeout);
691 DEBUGFS_ADD_MODE(smps, 0600);
692 DEBUGFS_ADD_MODE(tkip_mic_test, 0200);
693 DEBUGFS_ADD_MODE(beacon_loss, 0200);
694 DEBUGFS_ADD_MODE(uapsd_queues, 0600);
695 DEBUGFS_ADD_MODE(uapsd_max_sp_len, 0600);
696 DEBUGFS_ADD_MODE(tdls_wider_bw, 0600);
697 DEBUGFS_ADD_MODE(valid_links, 0200);
698 DEBUGFS_ADD_MODE(active_links, 0600);
701 static void add_ap_files(struct ieee80211_sub_if_data *sdata)
703 DEBUGFS_ADD(num_mcast_sta);
704 DEBUGFS_ADD_MODE(smps, 0600);
705 DEBUGFS_ADD(num_sta_ps);
706 DEBUGFS_ADD(dtim_count);
707 DEBUGFS_ADD(num_buffered_multicast);
708 DEBUGFS_ADD_MODE(tkip_mic_test, 0200);
709 DEBUGFS_ADD_MODE(multicast_to_unicast, 0600);
712 static void add_vlan_files(struct ieee80211_sub_if_data *sdata)
714 /* add num_mcast_sta_vlan using name num_mcast_sta */
715 debugfs_create_file("num_mcast_sta", 0400, sdata->vif.debugfs_dir,
716 sdata, &num_mcast_sta_vlan_ops);
719 static void add_ibss_files(struct ieee80211_sub_if_data *sdata)
721 DEBUGFS_ADD_MODE(tsf, 0600);
724 #ifdef CONFIG_MAC80211_MESH
726 static void add_mesh_files(struct ieee80211_sub_if_data *sdata)
728 DEBUGFS_ADD_MODE(tsf, 0600);
729 DEBUGFS_ADD_MODE(estab_plinks, 0400);
732 static void add_mesh_stats(struct ieee80211_sub_if_data *sdata)
734 struct dentry *dir = debugfs_create_dir("mesh_stats",
735 sdata->vif.debugfs_dir);
736 #define MESHSTATS_ADD(name)\
737 debugfs_create_file(#name, 0400, dir, sdata, &name##_ops)
739 MESHSTATS_ADD(fwded_mcast);
740 MESHSTATS_ADD(fwded_unicast);
741 MESHSTATS_ADD(fwded_frames);
742 MESHSTATS_ADD(dropped_frames_ttl);
743 MESHSTATS_ADD(dropped_frames_no_route);
744 MESHSTATS_ADD(dropped_frames_congestion);
748 static void add_mesh_config(struct ieee80211_sub_if_data *sdata)
750 struct dentry *dir = debugfs_create_dir("mesh_config",
751 sdata->vif.debugfs_dir);
753 #define MESHPARAMS_ADD(name) \
754 debugfs_create_file(#name, 0600, dir, sdata, &name##_ops)
756 MESHPARAMS_ADD(dot11MeshMaxRetries);
757 MESHPARAMS_ADD(dot11MeshRetryTimeout);
758 MESHPARAMS_ADD(dot11MeshConfirmTimeout);
759 MESHPARAMS_ADD(dot11MeshHoldingTimeout);
760 MESHPARAMS_ADD(dot11MeshTTL);
761 MESHPARAMS_ADD(element_ttl);
762 MESHPARAMS_ADD(auto_open_plinks);
763 MESHPARAMS_ADD(dot11MeshMaxPeerLinks);
764 MESHPARAMS_ADD(dot11MeshHWMPactivePathTimeout);
765 MESHPARAMS_ADD(dot11MeshHWMPpreqMinInterval);
766 MESHPARAMS_ADD(dot11MeshHWMPperrMinInterval);
767 MESHPARAMS_ADD(dot11MeshHWMPnetDiameterTraversalTime);
768 MESHPARAMS_ADD(dot11MeshHWMPmaxPREQretries);
769 MESHPARAMS_ADD(path_refresh_time);
770 MESHPARAMS_ADD(min_discovery_timeout);
771 MESHPARAMS_ADD(dot11MeshHWMPRootMode);
772 MESHPARAMS_ADD(dot11MeshHWMPRannInterval);
773 MESHPARAMS_ADD(dot11MeshForwarding);
774 MESHPARAMS_ADD(dot11MeshGateAnnouncementProtocol);
775 MESHPARAMS_ADD(rssi_threshold);
776 MESHPARAMS_ADD(ht_opmode);
777 MESHPARAMS_ADD(dot11MeshHWMPactivePathToRootTimeout);
778 MESHPARAMS_ADD(dot11MeshHWMProotInterval);
779 MESHPARAMS_ADD(dot11MeshHWMPconfirmationInterval);
780 MESHPARAMS_ADD(power_mode);
781 MESHPARAMS_ADD(dot11MeshAwakeWindowDuration);
782 MESHPARAMS_ADD(dot11MeshConnectedToMeshGate);
783 MESHPARAMS_ADD(dot11MeshNolearn);
784 MESHPARAMS_ADD(dot11MeshConnectedToAuthServer);
785 #undef MESHPARAMS_ADD
789 static void add_files(struct ieee80211_sub_if_data *sdata)
791 if (!sdata->vif.debugfs_dir)
796 DEBUGFS_ADD(txpower);
797 DEBUGFS_ADD(user_power_level);
798 DEBUGFS_ADD(ap_power_level);
800 if (sdata->vif.type != NL80211_IFTYPE_MONITOR)
801 add_common_files(sdata);
803 switch (sdata->vif.type) {
804 case NL80211_IFTYPE_MESH_POINT:
805 #ifdef CONFIG_MAC80211_MESH
806 add_mesh_files(sdata);
807 add_mesh_stats(sdata);
808 add_mesh_config(sdata);
811 case NL80211_IFTYPE_STATION:
812 add_sta_files(sdata);
814 case NL80211_IFTYPE_ADHOC:
815 add_ibss_files(sdata);
817 case NL80211_IFTYPE_AP:
820 case NL80211_IFTYPE_AP_VLAN:
821 add_vlan_files(sdata);
828 void ieee80211_debugfs_add_netdev(struct ieee80211_sub_if_data *sdata)
830 char buf[10+IFNAMSIZ];
832 sprintf(buf, "netdev:%s", sdata->name);
833 sdata->vif.debugfs_dir = debugfs_create_dir(buf,
834 sdata->local->hw.wiphy->debugfsdir);
835 sdata->debugfs.subdir_stations = debugfs_create_dir("stations",
836 sdata->vif.debugfs_dir);
840 void ieee80211_debugfs_remove_netdev(struct ieee80211_sub_if_data *sdata)
842 if (!sdata->vif.debugfs_dir)
845 debugfs_remove_recursive(sdata->vif.debugfs_dir);
846 sdata->vif.debugfs_dir = NULL;
847 sdata->debugfs.subdir_stations = NULL;
850 void ieee80211_debugfs_rename_netdev(struct ieee80211_sub_if_data *sdata)
853 char buf[10 + IFNAMSIZ];
855 dir = sdata->vif.debugfs_dir;
857 if (IS_ERR_OR_NULL(dir))
860 sprintf(buf, "netdev:%s", sdata->name);
861 debugfs_rename(dir->d_parent, dir, dir->d_parent, buf);