Commit | Line | Data |
---|---|---|
e9f207f0 JB |
1 | /* |
2 | * Copyright 2003-2005 Devicescape Software, Inc. | |
3 | * Copyright (c) 2006 Jiri Benc <jbenc@suse.cz> | |
4 | * Copyright 2007 Johannes Berg <johannes@sipsolutions.net> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License version 2 as | |
8 | * published by the Free Software Foundation. | |
9 | */ | |
10 | ||
11 | #include <linux/debugfs.h> | |
12 | #include <linux/ieee80211.h> | |
13 | #include "ieee80211_i.h" | |
14 | #include "debugfs.h" | |
15 | #include "debugfs_sta.h" | |
16 | #include "sta_info.h" | |
77d2ece6 | 17 | #include "driver-ops.h" |
e9f207f0 JB |
18 | |
19 | /* sta attributtes */ | |
20 | ||
07caf9d6 | 21 | #define STA_READ(name, field, format_string) \ |
e9f207f0 JB |
22 | static ssize_t sta_ ##name## _read(struct file *file, \ |
23 | char __user *userbuf, \ | |
24 | size_t count, loff_t *ppos) \ | |
25 | { \ | |
e9f207f0 | 26 | struct sta_info *sta = file->private_data; \ |
07caf9d6 EP |
27 | return mac80211_format_buffer(userbuf, count, ppos, \ |
28 | format_string, sta->field); \ | |
e9f207f0 | 29 | } |
07caf9d6 EP |
30 | #define STA_READ_D(name, field) STA_READ(name, field, "%d\n") |
31 | #define STA_READ_U(name, field) STA_READ(name, field, "%u\n") | |
32 | #define STA_READ_S(name, field) STA_READ(name, field, "%s\n") | |
e9f207f0 | 33 | |
e9f207f0 JB |
34 | #define STA_OPS(name) \ |
35 | static const struct file_operations sta_ ##name## _ops = { \ | |
36 | .read = sta_##name##_read, \ | |
234e3405 | 37 | .open = simple_open, \ |
2b18ab36 | 38 | .llseek = generic_file_llseek, \ |
e9f207f0 JB |
39 | } |
40 | ||
a75b4363 JB |
41 | #define STA_OPS_RW(name) \ |
42 | static const struct file_operations sta_ ##name## _ops = { \ | |
43 | .read = sta_##name##_read, \ | |
44 | .write = sta_##name##_write, \ | |
234e3405 | 45 | .open = simple_open, \ |
2b18ab36 | 46 | .llseek = generic_file_llseek, \ |
a75b4363 JB |
47 | } |
48 | ||
e9f207f0 JB |
49 | #define STA_FILE(name, field, format) \ |
50 | STA_READ_##format(name, field) \ | |
51 | STA_OPS(name) | |
52 | ||
17741cdc | 53 | STA_FILE(aid, sta.aid, D); |
47846c9b | 54 | STA_FILE(dev, sdata->name, S); |
e9f207f0 | 55 | STA_FILE(last_signal, last_signal, D); |
db94357d | 56 | STA_FILE(last_ack_signal, last_ack_signal, D); |
e9f207f0 JB |
57 | |
58 | static ssize_t sta_flags_read(struct file *file, char __user *userbuf, | |
59 | size_t count, loff_t *ppos) | |
60 | { | |
5bade101 | 61 | char buf[121]; |
e9f207f0 | 62 | struct sta_info *sta = file->private_data; |
c2c98fde | 63 | |
5bade101 JB |
64 | #define TEST(flg) \ |
65 | test_sta_flag(sta, WLAN_STA_##flg) ? #flg "\n" : "" | |
66 | ||
67 | int res = scnprintf(buf, sizeof(buf), | |
dbf498fb | 68 | "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s", |
5bade101 JB |
69 | TEST(AUTH), TEST(ASSOC), TEST(PS_STA), |
70 | TEST(PS_DRIVER), TEST(AUTHORIZED), | |
fb4431bf | 71 | TEST(SHORT_PREAMBLE), |
5bade101 JB |
72 | TEST(WME), TEST(WDS), TEST(CLEAR_PS_FILT), |
73 | TEST(MFP), TEST(BLOCK_BA), TEST(PSPOLL), | |
74 | TEST(UAPSD), TEST(SP), TEST(TDLS_PEER), | |
83d5cc01 | 75 | TEST(TDLS_PEER_AUTH), TEST(4ADDR_EVENT), |
dbf498fb JC |
76 | TEST(INSERTED), TEST(RATE_CONTROL), |
77 | TEST(TOFFSET_KNOWN)); | |
5bade101 | 78 | #undef TEST |
e9f207f0 JB |
79 | return simple_read_from_buffer(userbuf, count, ppos, buf, res); |
80 | } | |
81 | STA_OPS(flags); | |
82 | ||
83 | static ssize_t sta_num_ps_buf_frames_read(struct file *file, | |
84 | char __user *userbuf, | |
85 | size_t count, loff_t *ppos) | |
86 | { | |
e9f207f0 | 87 | struct sta_info *sta = file->private_data; |
948d887d JB |
88 | char buf[17*IEEE80211_NUM_ACS], *p = buf; |
89 | int ac; | |
90 | ||
91 | for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) | |
92 | p += scnprintf(p, sizeof(buf)+buf-p, "AC%d: %d\n", ac, | |
93 | skb_queue_len(&sta->ps_tx_buf[ac]) + | |
94 | skb_queue_len(&sta->tx_filtered[ac])); | |
95 | return simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); | |
e9f207f0 JB |
96 | } |
97 | STA_OPS(num_ps_buf_frames); | |
98 | ||
e9f207f0 JB |
99 | static ssize_t sta_inactive_ms_read(struct file *file, char __user *userbuf, |
100 | size_t count, loff_t *ppos) | |
101 | { | |
e9f207f0 | 102 | struct sta_info *sta = file->private_data; |
07caf9d6 EP |
103 | return mac80211_format_buffer(userbuf, count, ppos, "%d\n", |
104 | jiffies_to_msecs(jiffies - sta->last_rx)); | |
e9f207f0 JB |
105 | } |
106 | STA_OPS(inactive_ms); | |
107 | ||
ebe27c91 MSS |
108 | |
109 | static ssize_t sta_connected_time_read(struct file *file, char __user *userbuf, | |
110 | size_t count, loff_t *ppos) | |
111 | { | |
112 | struct sta_info *sta = file->private_data; | |
113 | struct timespec uptime; | |
114 | struct tm result; | |
115 | long connected_time_secs; | |
116 | char buf[100]; | |
117 | int res; | |
118 | do_posix_clock_monotonic_gettime(&uptime); | |
119 | connected_time_secs = uptime.tv_sec - sta->last_connected; | |
120 | time_to_tm(connected_time_secs, 0, &result); | |
121 | result.tm_year -= 70; | |
122 | result.tm_mday -= 1; | |
123 | res = scnprintf(buf, sizeof(buf), | |
7762bb02 | 124 | "years - %ld\nmonths - %d\ndays - %d\nclock - %d:%d:%d\n\n", |
ebe27c91 MSS |
125 | result.tm_year, result.tm_mon, result.tm_mday, |
126 | result.tm_hour, result.tm_min, result.tm_sec); | |
127 | return simple_read_from_buffer(userbuf, count, ppos, buf, res); | |
128 | } | |
129 | STA_OPS(connected_time); | |
130 | ||
131 | ||
132 | ||
e9f207f0 JB |
133 | static ssize_t sta_last_seq_ctrl_read(struct file *file, char __user *userbuf, |
134 | size_t count, loff_t *ppos) | |
135 | { | |
5a306f58 | 136 | char buf[15*IEEE80211_NUM_TIDS], *p = buf; |
e9f207f0 JB |
137 | int i; |
138 | struct sta_info *sta = file->private_data; | |
5a306f58 | 139 | for (i = 0; i < IEEE80211_NUM_TIDS; i++) |
e9f207f0 | 140 | p += scnprintf(p, sizeof(buf)+buf-p, "%x ", |
ba9b07d0 | 141 | le16_to_cpu(sta->last_seq_ctrl[i])); |
e9f207f0 JB |
142 | p += scnprintf(p, sizeof(buf)+buf-p, "\n"); |
143 | return simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); | |
144 | } | |
145 | STA_OPS(last_seq_ctrl); | |
146 | ||
eb2ba62e RR |
147 | static ssize_t sta_agg_status_read(struct file *file, char __user *userbuf, |
148 | size_t count, loff_t *ppos) | |
149 | { | |
5a306f58 | 150 | char buf[71 + IEEE80211_NUM_TIDS * 40], *p = buf; |
eb2ba62e RR |
151 | int i; |
152 | struct sta_info *sta = file->private_data; | |
dd318575 JB |
153 | struct tid_ampdu_rx *tid_rx; |
154 | struct tid_ampdu_tx *tid_tx; | |
155 | ||
156 | rcu_read_lock(); | |
eb2ba62e | 157 | |
e0b20f1c | 158 | p += scnprintf(p, sizeof(buf) + buf - p, "next dialog_token: %#02x\n", |
386aa23d | 159 | sta->ampdu_mlme.dialog_token_allocator + 1); |
e0b20f1c | 160 | p += scnprintf(p, sizeof(buf) + buf - p, |
0ab33703 | 161 | "TID\t\tRX active\tDTKN\tSSN\t\tTX\tDTKN\tpending\n"); |
dd318575 | 162 | |
5a306f58 | 163 | for (i = 0; i < IEEE80211_NUM_TIDS; i++) { |
dd318575 JB |
164 | tid_rx = rcu_dereference(sta->ampdu_mlme.tid_rx[i]); |
165 | tid_tx = rcu_dereference(sta->ampdu_mlme.tid_tx[i]); | |
166 | ||
e0b20f1c | 167 | p += scnprintf(p, sizeof(buf) + buf - p, "%02d", i); |
dd318575 | 168 | p += scnprintf(p, sizeof(buf) + buf - p, "\t\t%x", !!tid_rx); |
e0b20f1c | 169 | p += scnprintf(p, sizeof(buf) + buf - p, "\t%#.2x", |
dd318575 | 170 | tid_rx ? tid_rx->dialog_token : 0); |
e0b20f1c | 171 | p += scnprintf(p, sizeof(buf) + buf - p, "\t%#.3x", |
dd318575 | 172 | tid_rx ? tid_rx->ssn : 0); |
386aa23d | 173 | |
dd318575 | 174 | p += scnprintf(p, sizeof(buf) + buf - p, "\t\t%x", !!tid_tx); |
e0b20f1c | 175 | p += scnprintf(p, sizeof(buf) + buf - p, "\t%#.2x", |
dd318575 | 176 | tid_tx ? tid_tx->dialog_token : 0); |
e0b20f1c | 177 | p += scnprintf(p, sizeof(buf) + buf - p, "\t%03d", |
dd318575 | 178 | tid_tx ? skb_queue_len(&tid_tx->pending) : 0); |
e0b20f1c | 179 | p += scnprintf(p, sizeof(buf) + buf - p, "\n"); |
386aa23d | 180 | } |
dd318575 | 181 | rcu_read_unlock(); |
eb2ba62e RR |
182 | |
183 | return simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); | |
184 | } | |
a75b4363 JB |
185 | |
186 | static ssize_t sta_agg_status_write(struct file *file, const char __user *userbuf, | |
187 | size_t count, loff_t *ppos) | |
188 | { | |
189 | char _buf[12], *buf = _buf; | |
190 | struct sta_info *sta = file->private_data; | |
191 | bool start, tx; | |
192 | unsigned long tid; | |
193 | int ret; | |
194 | ||
195 | if (count > sizeof(_buf)) | |
196 | return -EINVAL; | |
197 | ||
198 | if (copy_from_user(buf, userbuf, count)) | |
199 | return -EFAULT; | |
200 | ||
201 | buf[sizeof(_buf) - 1] = '\0'; | |
202 | ||
203 | if (strncmp(buf, "tx ", 3) == 0) { | |
204 | buf += 3; | |
205 | tx = true; | |
206 | } else if (strncmp(buf, "rx ", 3) == 0) { | |
207 | buf += 3; | |
208 | tx = false; | |
209 | } else | |
210 | return -EINVAL; | |
211 | ||
212 | if (strncmp(buf, "start ", 6) == 0) { | |
213 | buf += 6; | |
214 | start = true; | |
215 | if (!tx) | |
216 | return -EINVAL; | |
217 | } else if (strncmp(buf, "stop ", 5) == 0) { | |
218 | buf += 5; | |
219 | start = false; | |
220 | } else | |
221 | return -EINVAL; | |
222 | ||
4b5511eb AP |
223 | ret = kstrtoul(buf, 0, &tid); |
224 | if (ret) | |
225 | return ret; | |
a75b4363 | 226 | |
5a306f58 | 227 | if (tid >= IEEE80211_NUM_TIDS) |
a75b4363 JB |
228 | return -EINVAL; |
229 | ||
230 | if (tx) { | |
231 | if (start) | |
bd2ce6e4 | 232 | ret = ieee80211_start_tx_ba_session(&sta->sta, tid, 5000); |
a75b4363 | 233 | else |
6a8579d0 | 234 | ret = ieee80211_stop_tx_ba_session(&sta->sta, tid); |
a75b4363 | 235 | } else { |
53f73c09 JB |
236 | __ieee80211_stop_rx_ba_session(sta, tid, WLAN_BACK_RECIPIENT, |
237 | 3, true); | |
a75b4363 JB |
238 | ret = 0; |
239 | } | |
240 | ||
241 | return ret ?: count; | |
242 | } | |
243 | STA_OPS_RW(agg_status); | |
eb2ba62e | 244 | |
64491f0e JB |
245 | static ssize_t sta_ht_capa_read(struct file *file, char __user *userbuf, |
246 | size_t count, loff_t *ppos) | |
247 | { | |
7db94e21 LR |
248 | #define PRINT_HT_CAP(_cond, _str) \ |
249 | do { \ | |
250 | if (_cond) \ | |
251 | p += scnprintf(p, sizeof(buf)+buf-p, "\t" _str "\n"); \ | |
252 | } while (0) | |
4c82bf8e | 253 | char buf[512], *p = buf; |
64491f0e JB |
254 | int i; |
255 | struct sta_info *sta = file->private_data; | |
256 | struct ieee80211_sta_ht_cap *htc = &sta->sta.ht_cap; | |
257 | ||
258 | p += scnprintf(p, sizeof(buf) + buf - p, "ht %ssupported\n", | |
259 | htc->ht_supported ? "" : "not "); | |
260 | if (htc->ht_supported) { | |
cb136f54 | 261 | p += scnprintf(p, sizeof(buf)+buf-p, "cap: %#.4x\n", htc->cap); |
7db94e21 | 262 | |
c15cf5fc | 263 | PRINT_HT_CAP((htc->cap & BIT(0)), "RX LDPC"); |
7db94e21 LR |
264 | PRINT_HT_CAP((htc->cap & BIT(1)), "HT20/HT40"); |
265 | PRINT_HT_CAP(!(htc->cap & BIT(1)), "HT20"); | |
266 | ||
267 | PRINT_HT_CAP(((htc->cap >> 2) & 0x3) == 0, "Static SM Power Save"); | |
268 | PRINT_HT_CAP(((htc->cap >> 2) & 0x3) == 1, "Dynamic SM Power Save"); | |
269 | PRINT_HT_CAP(((htc->cap >> 2) & 0x3) == 3, "SM Power Save disabled"); | |
270 | ||
271 | PRINT_HT_CAP((htc->cap & BIT(4)), "RX Greenfield"); | |
272 | PRINT_HT_CAP((htc->cap & BIT(5)), "RX HT20 SGI"); | |
273 | PRINT_HT_CAP((htc->cap & BIT(6)), "RX HT40 SGI"); | |
274 | PRINT_HT_CAP((htc->cap & BIT(7)), "TX STBC"); | |
275 | ||
276 | PRINT_HT_CAP(((htc->cap >> 8) & 0x3) == 0, "No RX STBC"); | |
277 | PRINT_HT_CAP(((htc->cap >> 8) & 0x3) == 1, "RX STBC 1-stream"); | |
278 | PRINT_HT_CAP(((htc->cap >> 8) & 0x3) == 2, "RX STBC 2-streams"); | |
279 | PRINT_HT_CAP(((htc->cap >> 8) & 0x3) == 3, "RX STBC 3-streams"); | |
280 | ||
281 | PRINT_HT_CAP((htc->cap & BIT(10)), "HT Delayed Block Ack"); | |
282 | ||
7db94e21 | 283 | PRINT_HT_CAP(!(htc->cap & BIT(11)), "Max AMSDU length: " |
904603f9 BG |
284 | "3839 bytes"); |
285 | PRINT_HT_CAP((htc->cap & BIT(11)), "Max AMSDU length: " | |
7db94e21 LR |
286 | "7935 bytes"); |
287 | ||
288 | /* | |
289 | * For beacons and probe response this would mean the BSS | |
290 | * does or does not allow the usage of DSSS/CCK HT40. | |
291 | * Otherwise it means the STA does or does not use | |
292 | * DSSS/CCK HT40. | |
293 | */ | |
294 | PRINT_HT_CAP((htc->cap & BIT(12)), "DSSS/CCK HT40"); | |
295 | PRINT_HT_CAP(!(htc->cap & BIT(12)), "No DSSS/CCK HT40"); | |
296 | ||
297 | /* BIT(13) is reserved */ | |
298 | ||
299 | PRINT_HT_CAP((htc->cap & BIT(14)), "40 MHz Intolerant"); | |
300 | ||
301 | PRINT_HT_CAP((htc->cap & BIT(15)), "L-SIG TXOP protection"); | |
302 | ||
64491f0e JB |
303 | p += scnprintf(p, sizeof(buf)+buf-p, "ampdu factor/density: %d/%d\n", |
304 | htc->ampdu_factor, htc->ampdu_density); | |
305 | p += scnprintf(p, sizeof(buf)+buf-p, "MCS mask:"); | |
9da3e068 | 306 | |
64491f0e JB |
307 | for (i = 0; i < IEEE80211_HT_MCS_MASK_LEN; i++) |
308 | p += scnprintf(p, sizeof(buf)+buf-p, " %.2x", | |
309 | htc->mcs.rx_mask[i]); | |
9da3e068 LR |
310 | p += scnprintf(p, sizeof(buf)+buf-p, "\n"); |
311 | ||
312 | /* If not set this is meaningless */ | |
313 | if (le16_to_cpu(htc->mcs.rx_highest)) { | |
314 | p += scnprintf(p, sizeof(buf)+buf-p, | |
315 | "MCS rx highest: %d Mbps\n", | |
316 | le16_to_cpu(htc->mcs.rx_highest)); | |
317 | } | |
318 | ||
64491f0e JB |
319 | p += scnprintf(p, sizeof(buf)+buf-p, "MCS tx params: %x\n", |
320 | htc->mcs.tx_params); | |
321 | } | |
322 | ||
323 | return simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); | |
324 | } | |
325 | STA_OPS(ht_capa); | |
326 | ||
91b8c050 S |
327 | static ssize_t sta_current_tx_rate_read(struct file *file, char __user *userbuf, |
328 | size_t count, loff_t *ppos) | |
329 | { | |
330 | struct sta_info *sta = file->private_data; | |
331 | struct rate_info rinfo; | |
332 | u16 rate; | |
333 | sta_set_rate_info_tx(sta, &sta->last_tx_rate, &rinfo); | |
334 | rate = cfg80211_calculate_bitrate(&rinfo); | |
335 | ||
336 | return mac80211_format_buffer(userbuf, count, ppos, | |
337 | "%d.%d MBit/s\n", | |
338 | rate/10, rate%10); | |
339 | } | |
340 | STA_OPS(current_tx_rate); | |
341 | ||
1f2e651c S |
342 | static ssize_t sta_last_rx_rate_read(struct file *file, char __user *userbuf, |
343 | size_t count, loff_t *ppos) | |
344 | { | |
345 | struct sta_info *sta = file->private_data; | |
346 | struct rate_info rinfo; | |
347 | u16 rate; | |
348 | ||
349 | sta_set_rate_info_rx(sta, &rinfo); | |
350 | ||
351 | rate = cfg80211_calculate_bitrate(&rinfo); | |
352 | ||
353 | return mac80211_format_buffer(userbuf, count, ppos, | |
354 | "%d.%d MBit/s\n", | |
355 | rate/10, rate%10); | |
356 | } | |
357 | STA_OPS(last_rx_rate); | |
358 | ||
e9f207f0 | 359 | #define DEBUGFS_ADD(name) \ |
7bcfaf2f | 360 | debugfs_create_file(#name, 0400, \ |
e9f207f0 JB |
361 | sta->debugfs.dir, sta, &sta_ ##name## _ops); |
362 | ||
2826bcd8 FF |
363 | #define DEBUGFS_ADD_COUNTER(name, field) \ |
364 | if (sizeof(sta->field) == sizeof(u32)) \ | |
365 | debugfs_create_u32(#name, 0400, sta->debugfs.dir, \ | |
366 | (u32 *) &sta->field); \ | |
367 | else \ | |
368 | debugfs_create_u64(#name, 0400, sta->debugfs.dir, \ | |
369 | (u64 *) &sta->field); | |
e9f207f0 JB |
370 | |
371 | void ieee80211_sta_debugfs_add(struct sta_info *sta) | |
372 | { | |
77d2ece6 SM |
373 | struct ieee80211_local *local = sta->local; |
374 | struct ieee80211_sub_if_data *sdata = sta->sdata; | |
295bafb4 | 375 | struct dentry *stations_dir = sta->sdata->debugfs.subdir_stations; |
0c68ae26 | 376 | u8 mac[3*ETH_ALEN]; |
e9f207f0 | 377 | |
63044e9f JB |
378 | sta->debugfs.add_has_run = true; |
379 | ||
e9f207f0 JB |
380 | if (!stations_dir) |
381 | return; | |
382 | ||
0c68ae26 | 383 | snprintf(mac, sizeof(mac), "%pM", sta->sta.addr); |
e9f207f0 | 384 | |
63044e9f JB |
385 | /* |
386 | * This might fail due to a race condition: | |
387 | * When mac80211 unlinks a station, the debugfs entries | |
388 | * remain, but it is already possible to link a new | |
389 | * station with the same address which triggers adding | |
390 | * it to debugfs; therefore, if the old station isn't | |
391 | * destroyed quickly enough the old station's debugfs | |
392 | * dir might still be around. | |
393 | */ | |
0795af57 | 394 | sta->debugfs.dir = debugfs_create_dir(mac, stations_dir); |
e9f207f0 JB |
395 | if (!sta->debugfs.dir) |
396 | return; | |
397 | ||
398 | DEBUGFS_ADD(flags); | |
399 | DEBUGFS_ADD(num_ps_buf_frames); | |
e9f207f0 | 400 | DEBUGFS_ADD(inactive_ms); |
ebe27c91 | 401 | DEBUGFS_ADD(connected_time); |
e9f207f0 | 402 | DEBUGFS_ADD(last_seq_ctrl); |
eb2ba62e | 403 | DEBUGFS_ADD(agg_status); |
386aa23d | 404 | DEBUGFS_ADD(dev); |
386aa23d | 405 | DEBUGFS_ADD(last_signal); |
64491f0e | 406 | DEBUGFS_ADD(ht_capa); |
db94357d | 407 | DEBUGFS_ADD(last_ack_signal); |
91b8c050 | 408 | DEBUGFS_ADD(current_tx_rate); |
1f2e651c | 409 | DEBUGFS_ADD(last_rx_rate); |
2826bcd8 FF |
410 | |
411 | DEBUGFS_ADD_COUNTER(rx_packets, rx_packets); | |
412 | DEBUGFS_ADD_COUNTER(tx_packets, tx_packets); | |
413 | DEBUGFS_ADD_COUNTER(rx_bytes, rx_bytes); | |
414 | DEBUGFS_ADD_COUNTER(tx_bytes, tx_bytes); | |
415 | DEBUGFS_ADD_COUNTER(rx_duplicates, num_duplicates); | |
416 | DEBUGFS_ADD_COUNTER(rx_fragments, rx_fragments); | |
417 | DEBUGFS_ADD_COUNTER(rx_dropped, rx_dropped); | |
418 | DEBUGFS_ADD_COUNTER(tx_fragments, tx_fragments); | |
419 | DEBUGFS_ADD_COUNTER(tx_filtered, tx_filtered_count); | |
420 | DEBUGFS_ADD_COUNTER(tx_retry_failed, tx_retry_failed); | |
421 | DEBUGFS_ADD_COUNTER(tx_retry_count, tx_retry_count); | |
422 | DEBUGFS_ADD_COUNTER(wep_weak_iv_count, wep_weak_iv_count); | |
77d2ece6 SM |
423 | |
424 | drv_sta_add_debugfs(local, sdata, &sta->sta, sta->debugfs.dir); | |
e9f207f0 JB |
425 | } |
426 | ||
427 | void ieee80211_sta_debugfs_remove(struct sta_info *sta) | |
428 | { | |
77d2ece6 SM |
429 | struct ieee80211_local *local = sta->local; |
430 | struct ieee80211_sub_if_data *sdata = sta->sdata; | |
431 | ||
432 | drv_sta_remove_debugfs(local, sdata, &sta->sta, sta->debugfs.dir); | |
7bcfaf2f | 433 | debugfs_remove_recursive(sta->debugfs.dir); |
e9f207f0 JB |
434 | sta->debugfs.dir = NULL; |
435 | } |