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d2912cb1 | 1 | // SPDX-License-Identifier: GPL-2.0-only |
e9f207f0 JB |
2 | /* |
3 | * Copyright 2003-2005 Devicescape Software, Inc. | |
4 | * Copyright (c) 2006 Jiri Benc <jbenc@suse.cz> | |
5 | * Copyright 2007 Johannes Berg <johannes@sipsolutions.net> | |
d98ad83e | 6 | * Copyright 2013-2014 Intel Mobile Communications GmbH |
1e0bbeba | 7 | * Copyright(c) 2016 Intel Deutschland GmbH |
77ff2c6b | 8 | * Copyright (C) 2018 - 2019 Intel Corporation |
e9f207f0 JB |
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 | 30 | #define STA_READ_D(name, field) STA_READ(name, field, "%d\n") |
e9f207f0 | 31 | |
e9f207f0 JB |
32 | #define STA_OPS(name) \ |
33 | static const struct file_operations sta_ ##name## _ops = { \ | |
34 | .read = sta_##name##_read, \ | |
234e3405 | 35 | .open = simple_open, \ |
2b18ab36 | 36 | .llseek = generic_file_llseek, \ |
e9f207f0 JB |
37 | } |
38 | ||
a75b4363 JB |
39 | #define STA_OPS_RW(name) \ |
40 | static const struct file_operations sta_ ##name## _ops = { \ | |
41 | .read = sta_##name##_read, \ | |
42 | .write = sta_##name##_write, \ | |
234e3405 | 43 | .open = simple_open, \ |
2b18ab36 | 44 | .llseek = generic_file_llseek, \ |
a75b4363 JB |
45 | } |
46 | ||
e9f207f0 JB |
47 | #define STA_FILE(name, field, format) \ |
48 | STA_READ_##format(name, field) \ | |
49 | STA_OPS(name) | |
50 | ||
17741cdc | 51 | STA_FILE(aid, sta.aid, D); |
e9f207f0 | 52 | |
c84387d2 JB |
53 | static const char * const sta_flag_names[] = { |
54 | #define FLAG(F) [WLAN_STA_##F] = #F | |
55 | FLAG(AUTH), | |
56 | FLAG(ASSOC), | |
57 | FLAG(PS_STA), | |
58 | FLAG(AUTHORIZED), | |
59 | FLAG(SHORT_PREAMBLE), | |
60 | FLAG(WDS), | |
61 | FLAG(CLEAR_PS_FILT), | |
62 | FLAG(MFP), | |
63 | FLAG(BLOCK_BA), | |
64 | FLAG(PS_DRIVER), | |
65 | FLAG(PSPOLL), | |
66 | FLAG(TDLS_PEER), | |
67 | FLAG(TDLS_PEER_AUTH), | |
68 | FLAG(TDLS_INITIATOR), | |
69 | FLAG(TDLS_CHAN_SWITCH), | |
70 | FLAG(TDLS_OFF_CHANNEL), | |
71 | FLAG(TDLS_WIDER_BW), | |
72 | FLAG(UAPSD), | |
73 | FLAG(SP), | |
74 | FLAG(4ADDR_EVENT), | |
75 | FLAG(INSERTED), | |
76 | FLAG(RATE_CONTROL), | |
77 | FLAG(TOFFSET_KNOWN), | |
78 | FLAG(MPSP_OWNER), | |
79 | FLAG(MPSP_RECIPIENT), | |
80 | FLAG(PS_DELIVER), | |
81 | #undef FLAG | |
82 | }; | |
83 | ||
e9f207f0 JB |
84 | static ssize_t sta_flags_read(struct file *file, char __user *userbuf, |
85 | size_t count, loff_t *ppos) | |
86 | { | |
c84387d2 JB |
87 | char buf[16 * NUM_WLAN_STA_FLAGS], *pos = buf; |
88 | char *end = buf + sizeof(buf) - 1; | |
e9f207f0 | 89 | struct sta_info *sta = file->private_data; |
c84387d2 JB |
90 | unsigned int flg; |
91 | ||
92 | BUILD_BUG_ON(ARRAY_SIZE(sta_flag_names) != NUM_WLAN_STA_FLAGS); | |
c2c98fde | 93 | |
c84387d2 JB |
94 | for (flg = 0; flg < NUM_WLAN_STA_FLAGS; flg++) { |
95 | if (test_sta_flag(sta, flg)) | |
96 | pos += scnprintf(pos, end - pos, "%s\n", | |
97 | sta_flag_names[flg]); | |
98 | } | |
5bade101 | 99 | |
c84387d2 | 100 | return simple_read_from_buffer(userbuf, count, ppos, buf, strlen(buf)); |
e9f207f0 JB |
101 | } |
102 | STA_OPS(flags); | |
103 | ||
104 | static ssize_t sta_num_ps_buf_frames_read(struct file *file, | |
105 | char __user *userbuf, | |
106 | size_t count, loff_t *ppos) | |
107 | { | |
e9f207f0 | 108 | struct sta_info *sta = file->private_data; |
948d887d JB |
109 | char buf[17*IEEE80211_NUM_ACS], *p = buf; |
110 | int ac; | |
111 | ||
112 | for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) | |
113 | p += scnprintf(p, sizeof(buf)+buf-p, "AC%d: %d\n", ac, | |
114 | skb_queue_len(&sta->ps_tx_buf[ac]) + | |
115 | skb_queue_len(&sta->tx_filtered[ac])); | |
116 | return simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); | |
e9f207f0 JB |
117 | } |
118 | STA_OPS(num_ps_buf_frames); | |
119 | ||
e9f207f0 JB |
120 | static ssize_t sta_last_seq_ctrl_read(struct file *file, char __user *userbuf, |
121 | size_t count, loff_t *ppos) | |
122 | { | |
5a306f58 | 123 | char buf[15*IEEE80211_NUM_TIDS], *p = buf; |
e9f207f0 JB |
124 | int i; |
125 | struct sta_info *sta = file->private_data; | |
5a306f58 | 126 | for (i = 0; i < IEEE80211_NUM_TIDS; i++) |
e9f207f0 | 127 | p += scnprintf(p, sizeof(buf)+buf-p, "%x ", |
ba9b07d0 | 128 | le16_to_cpu(sta->last_seq_ctrl[i])); |
e9f207f0 JB |
129 | p += scnprintf(p, sizeof(buf)+buf-p, "\n"); |
130 | return simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); | |
131 | } | |
132 | STA_OPS(last_seq_ctrl); | |
133 | ||
8d51dbb8 THJ |
134 | #define AQM_TXQ_ENTRY_LEN 130 |
135 | ||
136 | static ssize_t sta_aqm_read(struct file *file, char __user *userbuf, | |
137 | size_t count, loff_t *ppos) | |
138 | { | |
139 | struct sta_info *sta = file->private_data; | |
140 | struct ieee80211_local *local = sta->local; | |
adf8ed01 | 141 | size_t bufsz = AQM_TXQ_ENTRY_LEN * (IEEE80211_NUM_TIDS + 2); |
8d51dbb8 THJ |
142 | char *buf = kzalloc(bufsz, GFP_KERNEL), *p = buf; |
143 | struct txq_info *txqi; | |
144 | ssize_t rv; | |
145 | int i; | |
146 | ||
147 | if (!buf) | |
148 | return -ENOMEM; | |
149 | ||
150 | spin_lock_bh(&local->fq.lock); | |
151 | rcu_read_lock(); | |
152 | ||
484a54c2 THJ |
153 | p += scnprintf(p, |
154 | bufsz+buf-p, | |
155 | "target %uus interval %uus ecn %s\n", | |
156 | codel_time_to_us(sta->cparams.target), | |
157 | codel_time_to_us(sta->cparams.interval), | |
158 | sta->cparams.ecn ? "yes" : "no"); | |
8d51dbb8 THJ |
159 | p += scnprintf(p, |
160 | bufsz+buf-p, | |
25b0ba7e | 161 | "tid ac backlog-bytes backlog-packets new-flows drops marks overlimit collisions tx-bytes tx-packets flags\n"); |
8d51dbb8 | 162 | |
adf8ed01 JB |
163 | for (i = 0; i < ARRAY_SIZE(sta->sta.txq); i++) { |
164 | if (!sta->sta.txq[i]) | |
165 | continue; | |
8d51dbb8 THJ |
166 | txqi = to_txq_info(sta->sta.txq[i]); |
167 | p += scnprintf(p, bufsz+buf-p, | |
25b0ba7e | 168 | "%d %d %u %u %u %u %u %u %u %u %u 0x%lx(%s%s%s)\n", |
8d51dbb8 THJ |
169 | txqi->txq.tid, |
170 | txqi->txq.ac, | |
171 | txqi->tin.backlog_bytes, | |
172 | txqi->tin.backlog_packets, | |
173 | txqi->tin.flows, | |
174 | txqi->cstats.drop_count, | |
175 | txqi->cstats.ecn_mark, | |
176 | txqi->tin.overlimit, | |
177 | txqi->tin.collisions, | |
178 | txqi->tin.tx_bytes, | |
25b0ba7e BG |
179 | txqi->tin.tx_packets, |
180 | txqi->flags, | |
b4809e94 THJ |
181 | test_bit(IEEE80211_TXQ_STOP, &txqi->flags) ? "STOP" : "RUN", |
182 | test_bit(IEEE80211_TXQ_AMPDU, &txqi->flags) ? " AMPDU" : "", | |
183 | test_bit(IEEE80211_TXQ_NO_AMSDU, &txqi->flags) ? " NO-AMSDU" : ""); | |
8d51dbb8 THJ |
184 | } |
185 | ||
186 | rcu_read_unlock(); | |
187 | spin_unlock_bh(&local->fq.lock); | |
188 | ||
189 | rv = simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); | |
190 | kfree(buf); | |
191 | return rv; | |
192 | } | |
193 | STA_OPS(aqm); | |
194 | ||
b4809e94 THJ |
195 | static ssize_t sta_airtime_read(struct file *file, char __user *userbuf, |
196 | size_t count, loff_t *ppos) | |
197 | { | |
198 | struct sta_info *sta = file->private_data; | |
199 | struct ieee80211_local *local = sta->sdata->local; | |
200 | size_t bufsz = 200; | |
201 | char *buf = kzalloc(bufsz, GFP_KERNEL), *p = buf; | |
202 | u64 rx_airtime = 0, tx_airtime = 0; | |
203 | s64 deficit[IEEE80211_NUM_ACS]; | |
204 | ssize_t rv; | |
205 | int ac; | |
206 | ||
207 | if (!buf) | |
208 | return -ENOMEM; | |
209 | ||
210 | for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { | |
211 | spin_lock_bh(&local->active_txq_lock[ac]); | |
212 | rx_airtime += sta->airtime[ac].rx_airtime; | |
213 | tx_airtime += sta->airtime[ac].tx_airtime; | |
214 | deficit[ac] = sta->airtime[ac].deficit; | |
215 | spin_unlock_bh(&local->active_txq_lock[ac]); | |
216 | } | |
217 | ||
218 | p += scnprintf(p, bufsz + buf - p, | |
219 | "RX: %llu us\nTX: %llu us\nWeight: %u\n" | |
220 | "Deficit: VO: %lld us VI: %lld us BE: %lld us BK: %lld us\n", | |
221 | rx_airtime, | |
222 | tx_airtime, | |
223 | sta->airtime_weight, | |
224 | deficit[0], | |
225 | deficit[1], | |
226 | deficit[2], | |
227 | deficit[3]); | |
228 | ||
229 | rv = simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); | |
230 | kfree(buf); | |
231 | return rv; | |
232 | } | |
233 | ||
234 | static ssize_t sta_airtime_write(struct file *file, const char __user *userbuf, | |
235 | size_t count, loff_t *ppos) | |
236 | { | |
237 | struct sta_info *sta = file->private_data; | |
238 | struct ieee80211_local *local = sta->sdata->local; | |
239 | int ac; | |
240 | ||
241 | for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { | |
242 | spin_lock_bh(&local->active_txq_lock[ac]); | |
243 | sta->airtime[ac].rx_airtime = 0; | |
244 | sta->airtime[ac].tx_airtime = 0; | |
245 | sta->airtime[ac].deficit = sta->airtime_weight; | |
246 | spin_unlock_bh(&local->active_txq_lock[ac]); | |
247 | } | |
248 | ||
249 | return count; | |
250 | } | |
251 | STA_OPS_RW(airtime); | |
252 | ||
eb2ba62e RR |
253 | static ssize_t sta_agg_status_read(struct file *file, char __user *userbuf, |
254 | size_t count, loff_t *ppos) | |
255 | { | |
5a306f58 | 256 | char buf[71 + IEEE80211_NUM_TIDS * 40], *p = buf; |
eb2ba62e RR |
257 | int i; |
258 | struct sta_info *sta = file->private_data; | |
dd318575 JB |
259 | struct tid_ampdu_rx *tid_rx; |
260 | struct tid_ampdu_tx *tid_tx; | |
261 | ||
262 | rcu_read_lock(); | |
eb2ba62e | 263 | |
e0b20f1c | 264 | p += scnprintf(p, sizeof(buf) + buf - p, "next dialog_token: %#02x\n", |
386aa23d | 265 | sta->ampdu_mlme.dialog_token_allocator + 1); |
e0b20f1c | 266 | p += scnprintf(p, sizeof(buf) + buf - p, |
14b058bb | 267 | "TID\t\tRX\tDTKN\tSSN\t\tTX\tDTKN\tpending\n"); |
dd318575 | 268 | |
5a306f58 | 269 | for (i = 0; i < IEEE80211_NUM_TIDS; i++) { |
b473b8f1 JB |
270 | bool tid_rx_valid; |
271 | ||
dd318575 JB |
272 | tid_rx = rcu_dereference(sta->ampdu_mlme.tid_rx[i]); |
273 | tid_tx = rcu_dereference(sta->ampdu_mlme.tid_tx[i]); | |
b473b8f1 | 274 | tid_rx_valid = test_bit(i, sta->ampdu_mlme.agg_session_valid); |
dd318575 | 275 | |
e0b20f1c | 276 | p += scnprintf(p, sizeof(buf) + buf - p, "%02d", i); |
b473b8f1 JB |
277 | p += scnprintf(p, sizeof(buf) + buf - p, "\t\t%x", |
278 | tid_rx_valid); | |
e0b20f1c | 279 | p += scnprintf(p, sizeof(buf) + buf - p, "\t%#.2x", |
b473b8f1 JB |
280 | tid_rx_valid ? |
281 | sta->ampdu_mlme.tid_rx_token[i] : 0); | |
e0b20f1c | 282 | p += scnprintf(p, sizeof(buf) + buf - p, "\t%#.3x", |
dd318575 | 283 | tid_rx ? tid_rx->ssn : 0); |
386aa23d | 284 | |
dd318575 | 285 | p += scnprintf(p, sizeof(buf) + buf - p, "\t\t%x", !!tid_tx); |
e0b20f1c | 286 | p += scnprintf(p, sizeof(buf) + buf - p, "\t%#.2x", |
dd318575 | 287 | tid_tx ? tid_tx->dialog_token : 0); |
e0b20f1c | 288 | p += scnprintf(p, sizeof(buf) + buf - p, "\t%03d", |
dd318575 | 289 | tid_tx ? skb_queue_len(&tid_tx->pending) : 0); |
e0b20f1c | 290 | p += scnprintf(p, sizeof(buf) + buf - p, "\n"); |
386aa23d | 291 | } |
dd318575 | 292 | rcu_read_unlock(); |
eb2ba62e RR |
293 | |
294 | return simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); | |
295 | } | |
a75b4363 JB |
296 | |
297 | static ssize_t sta_agg_status_write(struct file *file, const char __user *userbuf, | |
298 | size_t count, loff_t *ppos) | |
299 | { | |
1e0bbeba | 300 | char _buf[25] = {}, *buf = _buf; |
a75b4363 JB |
301 | struct sta_info *sta = file->private_data; |
302 | bool start, tx; | |
303 | unsigned long tid; | |
1e0bbeba SS |
304 | char *pos; |
305 | int ret, timeout = 5000; | |
a75b4363 JB |
306 | |
307 | if (count > sizeof(_buf)) | |
308 | return -EINVAL; | |
309 | ||
310 | if (copy_from_user(buf, userbuf, count)) | |
311 | return -EFAULT; | |
312 | ||
313 | buf[sizeof(_buf) - 1] = '\0'; | |
1e0bbeba SS |
314 | pos = buf; |
315 | buf = strsep(&pos, " "); | |
316 | if (!buf) | |
317 | return -EINVAL; | |
a75b4363 | 318 | |
1e0bbeba | 319 | if (!strcmp(buf, "tx")) |
a75b4363 | 320 | tx = true; |
1e0bbeba | 321 | else if (!strcmp(buf, "rx")) |
a75b4363 | 322 | tx = false; |
1e0bbeba | 323 | else |
a75b4363 JB |
324 | return -EINVAL; |
325 | ||
1e0bbeba SS |
326 | buf = strsep(&pos, " "); |
327 | if (!buf) | |
328 | return -EINVAL; | |
329 | if (!strcmp(buf, "start")) { | |
a75b4363 JB |
330 | start = true; |
331 | if (!tx) | |
332 | return -EINVAL; | |
1e0bbeba | 333 | } else if (!strcmp(buf, "stop")) { |
a75b4363 | 334 | start = false; |
1e0bbeba | 335 | } else { |
a75b4363 | 336 | return -EINVAL; |
1e0bbeba | 337 | } |
a75b4363 | 338 | |
1e0bbeba SS |
339 | buf = strsep(&pos, " "); |
340 | if (!buf) | |
341 | return -EINVAL; | |
342 | if (sscanf(buf, "timeout=%d", &timeout) == 1) { | |
343 | buf = strsep(&pos, " "); | |
344 | if (!buf || !tx || !start) | |
345 | return -EINVAL; | |
346 | } | |
a75b4363 | 347 | |
1e0bbeba SS |
348 | ret = kstrtoul(buf, 0, &tid); |
349 | if (ret || tid >= IEEE80211_NUM_TIDS) | |
a75b4363 JB |
350 | return -EINVAL; |
351 | ||
352 | if (tx) { | |
353 | if (start) | |
1e0bbeba SS |
354 | ret = ieee80211_start_tx_ba_session(&sta->sta, tid, |
355 | timeout); | |
a75b4363 | 356 | else |
6a8579d0 | 357 | ret = ieee80211_stop_tx_ba_session(&sta->sta, tid); |
a75b4363 | 358 | } else { |
53f73c09 JB |
359 | __ieee80211_stop_rx_ba_session(sta, tid, WLAN_BACK_RECIPIENT, |
360 | 3, true); | |
a75b4363 JB |
361 | ret = 0; |
362 | } | |
363 | ||
364 | return ret ?: count; | |
365 | } | |
366 | STA_OPS_RW(agg_status); | |
eb2ba62e | 367 | |
64491f0e JB |
368 | static ssize_t sta_ht_capa_read(struct file *file, char __user *userbuf, |
369 | size_t count, loff_t *ppos) | |
370 | { | |
7db94e21 LR |
371 | #define PRINT_HT_CAP(_cond, _str) \ |
372 | do { \ | |
373 | if (_cond) \ | |
374 | p += scnprintf(p, sizeof(buf)+buf-p, "\t" _str "\n"); \ | |
375 | } while (0) | |
4c82bf8e | 376 | char buf[512], *p = buf; |
64491f0e JB |
377 | int i; |
378 | struct sta_info *sta = file->private_data; | |
379 | struct ieee80211_sta_ht_cap *htc = &sta->sta.ht_cap; | |
380 | ||
381 | p += scnprintf(p, sizeof(buf) + buf - p, "ht %ssupported\n", | |
382 | htc->ht_supported ? "" : "not "); | |
383 | if (htc->ht_supported) { | |
cb136f54 | 384 | p += scnprintf(p, sizeof(buf)+buf-p, "cap: %#.4x\n", htc->cap); |
7db94e21 | 385 | |
c15cf5fc | 386 | PRINT_HT_CAP((htc->cap & BIT(0)), "RX LDPC"); |
7db94e21 LR |
387 | PRINT_HT_CAP((htc->cap & BIT(1)), "HT20/HT40"); |
388 | PRINT_HT_CAP(!(htc->cap & BIT(1)), "HT20"); | |
389 | ||
390 | PRINT_HT_CAP(((htc->cap >> 2) & 0x3) == 0, "Static SM Power Save"); | |
391 | PRINT_HT_CAP(((htc->cap >> 2) & 0x3) == 1, "Dynamic SM Power Save"); | |
392 | PRINT_HT_CAP(((htc->cap >> 2) & 0x3) == 3, "SM Power Save disabled"); | |
393 | ||
394 | PRINT_HT_CAP((htc->cap & BIT(4)), "RX Greenfield"); | |
395 | PRINT_HT_CAP((htc->cap & BIT(5)), "RX HT20 SGI"); | |
396 | PRINT_HT_CAP((htc->cap & BIT(6)), "RX HT40 SGI"); | |
397 | PRINT_HT_CAP((htc->cap & BIT(7)), "TX STBC"); | |
398 | ||
399 | PRINT_HT_CAP(((htc->cap >> 8) & 0x3) == 0, "No RX STBC"); | |
400 | PRINT_HT_CAP(((htc->cap >> 8) & 0x3) == 1, "RX STBC 1-stream"); | |
401 | PRINT_HT_CAP(((htc->cap >> 8) & 0x3) == 2, "RX STBC 2-streams"); | |
402 | PRINT_HT_CAP(((htc->cap >> 8) & 0x3) == 3, "RX STBC 3-streams"); | |
403 | ||
404 | PRINT_HT_CAP((htc->cap & BIT(10)), "HT Delayed Block Ack"); | |
405 | ||
7db94e21 | 406 | PRINT_HT_CAP(!(htc->cap & BIT(11)), "Max AMSDU length: " |
904603f9 BG |
407 | "3839 bytes"); |
408 | PRINT_HT_CAP((htc->cap & BIT(11)), "Max AMSDU length: " | |
7db94e21 LR |
409 | "7935 bytes"); |
410 | ||
411 | /* | |
412 | * For beacons and probe response this would mean the BSS | |
413 | * does or does not allow the usage of DSSS/CCK HT40. | |
414 | * Otherwise it means the STA does or does not use | |
415 | * DSSS/CCK HT40. | |
416 | */ | |
417 | PRINT_HT_CAP((htc->cap & BIT(12)), "DSSS/CCK HT40"); | |
418 | PRINT_HT_CAP(!(htc->cap & BIT(12)), "No DSSS/CCK HT40"); | |
419 | ||
420 | /* BIT(13) is reserved */ | |
421 | ||
422 | PRINT_HT_CAP((htc->cap & BIT(14)), "40 MHz Intolerant"); | |
423 | ||
424 | PRINT_HT_CAP((htc->cap & BIT(15)), "L-SIG TXOP protection"); | |
425 | ||
64491f0e JB |
426 | p += scnprintf(p, sizeof(buf)+buf-p, "ampdu factor/density: %d/%d\n", |
427 | htc->ampdu_factor, htc->ampdu_density); | |
428 | p += scnprintf(p, sizeof(buf)+buf-p, "MCS mask:"); | |
9da3e068 | 429 | |
64491f0e JB |
430 | for (i = 0; i < IEEE80211_HT_MCS_MASK_LEN; i++) |
431 | p += scnprintf(p, sizeof(buf)+buf-p, " %.2x", | |
432 | htc->mcs.rx_mask[i]); | |
9da3e068 LR |
433 | p += scnprintf(p, sizeof(buf)+buf-p, "\n"); |
434 | ||
435 | /* If not set this is meaningless */ | |
436 | if (le16_to_cpu(htc->mcs.rx_highest)) { | |
437 | p += scnprintf(p, sizeof(buf)+buf-p, | |
438 | "MCS rx highest: %d Mbps\n", | |
439 | le16_to_cpu(htc->mcs.rx_highest)); | |
440 | } | |
441 | ||
64491f0e JB |
442 | p += scnprintf(p, sizeof(buf)+buf-p, "MCS tx params: %x\n", |
443 | htc->mcs.tx_params); | |
444 | } | |
445 | ||
446 | return simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); | |
447 | } | |
448 | STA_OPS(ht_capa); | |
449 | ||
90fcba65 JB |
450 | static ssize_t sta_vht_capa_read(struct file *file, char __user *userbuf, |
451 | size_t count, loff_t *ppos) | |
452 | { | |
0bb7ed42 | 453 | char buf[512], *p = buf; |
90fcba65 JB |
454 | struct sta_info *sta = file->private_data; |
455 | struct ieee80211_sta_vht_cap *vhtc = &sta->sta.vht_cap; | |
456 | ||
457 | p += scnprintf(p, sizeof(buf) + buf - p, "VHT %ssupported\n", | |
458 | vhtc->vht_supported ? "" : "not "); | |
459 | if (vhtc->vht_supported) { | |
0bb7ed42 BG |
460 | p += scnprintf(p, sizeof(buf) + buf - p, "cap: %#.8x\n", |
461 | vhtc->cap); | |
462 | #define PFLAG(a, b) \ | |
463 | do { \ | |
464 | if (vhtc->cap & IEEE80211_VHT_CAP_ ## a) \ | |
465 | p += scnprintf(p, sizeof(buf) + buf - p, \ | |
466 | "\t\t%s\n", b); \ | |
467 | } while (0) | |
468 | ||
469 | switch (vhtc->cap & 0x3) { | |
470 | case IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895: | |
471 | p += scnprintf(p, sizeof(buf) + buf - p, | |
472 | "\t\tMAX-MPDU-3895\n"); | |
473 | break; | |
474 | case IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991: | |
475 | p += scnprintf(p, sizeof(buf) + buf - p, | |
476 | "\t\tMAX-MPDU-7991\n"); | |
477 | break; | |
478 | case IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454: | |
479 | p += scnprintf(p, sizeof(buf) + buf - p, | |
480 | "\t\tMAX-MPDU-11454\n"); | |
481 | break; | |
482 | default: | |
483 | p += scnprintf(p, sizeof(buf) + buf - p, | |
484 | "\t\tMAX-MPDU-UNKNOWN\n"); | |
9cb05f93 | 485 | } |
0bb7ed42 BG |
486 | switch (vhtc->cap & IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK) { |
487 | case 0: | |
488 | p += scnprintf(p, sizeof(buf) + buf - p, | |
489 | "\t\t80Mhz\n"); | |
490 | break; | |
491 | case IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ: | |
492 | p += scnprintf(p, sizeof(buf) + buf - p, | |
493 | "\t\t160Mhz\n"); | |
494 | break; | |
495 | case IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ: | |
496 | p += scnprintf(p, sizeof(buf) + buf - p, | |
497 | "\t\t80+80Mhz\n"); | |
498 | break; | |
499 | default: | |
500 | p += scnprintf(p, sizeof(buf) + buf - p, | |
501 | "\t\tUNKNOWN-MHZ: 0x%x\n", | |
502 | (vhtc->cap >> 2) & 0x3); | |
9cb05f93 | 503 | } |
0bb7ed42 BG |
504 | PFLAG(RXLDPC, "RXLDPC"); |
505 | PFLAG(SHORT_GI_80, "SHORT-GI-80"); | |
506 | PFLAG(SHORT_GI_160, "SHORT-GI-160"); | |
507 | PFLAG(TXSTBC, "TXSTBC"); | |
508 | p += scnprintf(p, sizeof(buf) + buf - p, | |
509 | "\t\tRXSTBC_%d\n", (vhtc->cap >> 8) & 0x7); | |
510 | PFLAG(SU_BEAMFORMER_CAPABLE, "SU-BEAMFORMER-CAPABLE"); | |
511 | PFLAG(SU_BEAMFORMEE_CAPABLE, "SU-BEAMFORMEE-CAPABLE"); | |
512 | p += scnprintf(p, sizeof(buf) + buf - p, | |
513 | "\t\tBEAMFORMEE-STS: 0x%x\n", | |
514 | (vhtc->cap & IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK) >> | |
515 | IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT); | |
516 | p += scnprintf(p, sizeof(buf) + buf - p, | |
517 | "\t\tSOUNDING-DIMENSIONS: 0x%x\n", | |
518 | (vhtc->cap & IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK) | |
519 | >> IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT); | |
520 | PFLAG(MU_BEAMFORMER_CAPABLE, "MU-BEAMFORMER-CAPABLE"); | |
521 | PFLAG(MU_BEAMFORMEE_CAPABLE, "MU-BEAMFORMEE-CAPABLE"); | |
522 | PFLAG(VHT_TXOP_PS, "TXOP-PS"); | |
523 | PFLAG(HTC_VHT, "HTC-VHT"); | |
524 | p += scnprintf(p, sizeof(buf) + buf - p, | |
525 | "\t\tMPDU-LENGTH-EXPONENT: 0x%x\n", | |
526 | (vhtc->cap & IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK) >> | |
527 | IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT); | |
528 | PFLAG(VHT_LINK_ADAPTATION_VHT_UNSOL_MFB, | |
529 | "LINK-ADAPTATION-VHT-UNSOL-MFB"); | |
530 | p += scnprintf(p, sizeof(buf) + buf - p, | |
531 | "\t\tLINK-ADAPTATION-VHT-MRQ-MFB: 0x%x\n", | |
532 | (vhtc->cap & IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB) >> 26); | |
533 | PFLAG(RX_ANTENNA_PATTERN, "RX-ANTENNA-PATTERN"); | |
534 | PFLAG(TX_ANTENNA_PATTERN, "TX-ANTENNA-PATTERN"); | |
90fcba65 JB |
535 | |
536 | p += scnprintf(p, sizeof(buf)+buf-p, "RX MCS: %.4x\n", | |
537 | le16_to_cpu(vhtc->vht_mcs.rx_mcs_map)); | |
538 | if (vhtc->vht_mcs.rx_highest) | |
539 | p += scnprintf(p, sizeof(buf)+buf-p, | |
540 | "MCS RX highest: %d Mbps\n", | |
541 | le16_to_cpu(vhtc->vht_mcs.rx_highest)); | |
542 | p += scnprintf(p, sizeof(buf)+buf-p, "TX MCS: %.4x\n", | |
543 | le16_to_cpu(vhtc->vht_mcs.tx_mcs_map)); | |
544 | if (vhtc->vht_mcs.tx_highest) | |
545 | p += scnprintf(p, sizeof(buf)+buf-p, | |
546 | "MCS TX highest: %d Mbps\n", | |
547 | le16_to_cpu(vhtc->vht_mcs.tx_highest)); | |
80aaa9c1 | 548 | #undef PFLAG |
90fcba65 JB |
549 | } |
550 | ||
551 | return simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); | |
552 | } | |
553 | STA_OPS(vht_capa); | |
554 | ||
80aaa9c1 IY |
555 | static ssize_t sta_he_capa_read(struct file *file, char __user *userbuf, |
556 | size_t count, loff_t *ppos) | |
557 | { | |
558 | char *buf, *p; | |
559 | size_t buf_sz = PAGE_SIZE; | |
560 | struct sta_info *sta = file->private_data; | |
561 | struct ieee80211_sta_he_cap *hec = &sta->sta.he_cap; | |
562 | struct ieee80211_he_mcs_nss_supp *nss = &hec->he_mcs_nss_supp; | |
563 | u8 ppe_size; | |
564 | u8 *cap; | |
565 | int i; | |
566 | ssize_t ret; | |
567 | ||
568 | buf = kmalloc(buf_sz, GFP_KERNEL); | |
569 | if (!buf) | |
570 | return -ENOMEM; | |
571 | p = buf; | |
572 | ||
573 | p += scnprintf(p, buf_sz + buf - p, "HE %ssupported\n", | |
574 | hec->has_he ? "" : "not "); | |
575 | if (!hec->has_he) | |
576 | goto out; | |
577 | ||
578 | cap = hec->he_cap_elem.mac_cap_info; | |
579 | p += scnprintf(p, buf_sz + buf - p, | |
add7453a ST |
580 | "MAC-CAP: %#.2x %#.2x %#.2x %#.2x %#.2x %#.2x\n", |
581 | cap[0], cap[1], cap[2], cap[3], cap[4], cap[5]); | |
80aaa9c1 IY |
582 | |
583 | #define PRINT(fmt, ...) \ | |
584 | p += scnprintf(p, buf_sz + buf - p, "\t\t" fmt "\n", \ | |
585 | ##__VA_ARGS__) | |
586 | ||
587 | #define PFLAG(t, n, a, b) \ | |
588 | do { \ | |
589 | if (cap[n] & IEEE80211_HE_##t##_CAP##n##_##a) \ | |
590 | PRINT("%s", b); \ | |
591 | } while (0) | |
592 | ||
593 | #define PFLAG_RANGE(t, i, n, s, m, off, fmt) \ | |
594 | do { \ | |
595 | u8 msk = IEEE80211_HE_##t##_CAP##i##_##n##_MASK; \ | |
596 | u8 idx = ((cap[i] & msk) >> (ffs(msk) - 1)) + off; \ | |
597 | PRINT(fmt, (s << idx) + (m * idx)); \ | |
598 | } while (0) | |
599 | ||
600 | #define PFLAG_RANGE_DEFAULT(t, i, n, s, m, off, fmt, a, b) \ | |
601 | do { \ | |
602 | if (cap[i] == IEEE80211_HE_##t ##_CAP##i##_##n##_##a) { \ | |
603 | PRINT("%s", b); \ | |
604 | break; \ | |
605 | } \ | |
606 | PFLAG_RANGE(t, i, n, s, m, off, fmt); \ | |
607 | } while (0) | |
608 | ||
609 | PFLAG(MAC, 0, HTC_HE, "HTC-HE"); | |
610 | PFLAG(MAC, 0, TWT_REQ, "TWT-REQ"); | |
611 | PFLAG(MAC, 0, TWT_RES, "TWT-RES"); | |
612 | PFLAG_RANGE_DEFAULT(MAC, 0, DYNAMIC_FRAG, 0, 1, 0, | |
613 | "DYNAMIC-FRAG-LEVEL-%d", NOT_SUPP, "NOT-SUPP"); | |
614 | PFLAG_RANGE_DEFAULT(MAC, 0, MAX_NUM_FRAG_MSDU, 1, 0, 0, | |
615 | "MAX-NUM-FRAG-MSDU-%d", UNLIMITED, "UNLIMITED"); | |
616 | ||
617 | PFLAG_RANGE_DEFAULT(MAC, 1, MIN_FRAG_SIZE, 128, 0, -1, | |
618 | "MIN-FRAG-SIZE-%d", UNLIMITED, "UNLIMITED"); | |
619 | PFLAG_RANGE_DEFAULT(MAC, 1, TF_MAC_PAD_DUR, 0, 8, 0, | |
620 | "TF-MAC-PAD-DUR-%dUS", MASK, "UNKNOWN"); | |
add7453a ST |
621 | PFLAG_RANGE(MAC, 1, MULTI_TID_AGG_RX_QOS, 0, 1, 1, |
622 | "MULTI-TID-AGG-RX-QOS-%d"); | |
80aaa9c1 IY |
623 | |
624 | if (cap[0] & IEEE80211_HE_MAC_CAP0_HTC_HE) { | |
625 | switch (((cap[2] << 1) | (cap[1] >> 7)) & 0x3) { | |
626 | case 0: | |
627 | PRINT("LINK-ADAPTATION-NO-FEEDBACK"); | |
628 | break; | |
629 | case 1: | |
630 | PRINT("LINK-ADAPTATION-RESERVED"); | |
631 | break; | |
632 | case 2: | |
633 | PRINT("LINK-ADAPTATION-UNSOLICITED-FEEDBACK"); | |
634 | break; | |
635 | case 3: | |
636 | PRINT("LINK-ADAPTATION-BOTH"); | |
637 | break; | |
638 | } | |
639 | } | |
640 | ||
641 | PFLAG(MAC, 2, ALL_ACK, "ALL-ACK"); | |
add7453a | 642 | PFLAG(MAC, 2, TRS, "TRS"); |
80aaa9c1 IY |
643 | PFLAG(MAC, 2, BSR, "BSR"); |
644 | PFLAG(MAC, 2, BCAST_TWT, "BCAST-TWT"); | |
645 | PFLAG(MAC, 2, 32BIT_BA_BITMAP, "32BIT-BA-BITMAP"); | |
646 | PFLAG(MAC, 2, MU_CASCADING, "MU-CASCADING"); | |
647 | PFLAG(MAC, 2, ACK_EN, "ACK-EN"); | |
648 | ||
80aaa9c1 IY |
649 | PFLAG(MAC, 3, OMI_CONTROL, "OMI-CONTROL"); |
650 | PFLAG(MAC, 3, OFDMA_RA, "OFDMA-RA"); | |
651 | ||
add7453a ST |
652 | switch (cap[3] & IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK) { |
653 | case IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_USE_VHT: | |
654 | PRINT("MAX-AMPDU-LEN-EXP-USE-VHT"); | |
80aaa9c1 | 655 | break; |
add7453a ST |
656 | case IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_VHT_1: |
657 | PRINT("MAX-AMPDU-LEN-EXP-VHT-1"); | |
80aaa9c1 | 658 | break; |
add7453a ST |
659 | case IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_VHT_2: |
660 | PRINT("MAX-AMPDU-LEN-EXP-VHT-2"); | |
80aaa9c1 | 661 | break; |
add7453a ST |
662 | case IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_RESERVED: |
663 | PRINT("MAX-AMPDU-LEN-EXP-RESERVED"); | |
80aaa9c1 IY |
664 | break; |
665 | } | |
666 | ||
add7453a | 667 | PFLAG(MAC, 3, AMSDU_FRAG, "AMSDU-FRAG"); |
80aaa9c1 IY |
668 | PFLAG(MAC, 3, FLEX_TWT_SCHED, "FLEX-TWT-SCHED"); |
669 | PFLAG(MAC, 3, RX_CTRL_FRAME_TO_MULTIBSS, "RX-CTRL-FRAME-TO-MULTIBSS"); | |
670 | ||
671 | PFLAG(MAC, 4, BSRP_BQRP_A_MPDU_AGG, "BSRP-BQRP-A-MPDU-AGG"); | |
672 | PFLAG(MAC, 4, QTP, "QTP"); | |
673 | PFLAG(MAC, 4, BQR, "BQR"); | |
add7453a | 674 | PFLAG(MAC, 4, SRP_RESP, "SRP-RESP"); |
80aaa9c1 IY |
675 | PFLAG(MAC, 4, NDP_FB_REP, "NDP-FB-REP"); |
676 | PFLAG(MAC, 4, OPS, "OPS"); | |
677 | PFLAG(MAC, 4, AMDSU_IN_AMPDU, "AMSDU-IN-AMPDU"); | |
678 | ||
add7453a ST |
679 | PRINT("MULTI-TID-AGG-TX-QOS-%d", ((cap[5] << 1) | (cap[4] >> 7)) & 0x7); |
680 | ||
681 | PFLAG(MAC, 5, SUBCHAN_SELECVITE_TRANSMISSION, | |
682 | "SUBCHAN-SELECVITE-TRANSMISSION"); | |
683 | PFLAG(MAC, 5, UL_2x996_TONE_RU, "UL-2x996-TONE-RU"); | |
684 | PFLAG(MAC, 5, OM_CTRL_UL_MU_DATA_DIS_RX, "OM-CTRL-UL-MU-DATA-DIS-RX"); | |
77ff2c6b LK |
685 | PFLAG(MAC, 5, HE_DYNAMIC_SM_PS, "HE-DYNAMIC-SM-PS"); |
686 | PFLAG(MAC, 5, PUNCTURED_SOUNDING, "PUNCTURED-SOUNDING"); | |
687 | PFLAG(MAC, 5, HT_VHT_TRIG_FRAME_RX, "HT-VHT-TRIG-FRAME-RX"); | |
add7453a | 688 | |
80aaa9c1 IY |
689 | cap = hec->he_cap_elem.phy_cap_info; |
690 | p += scnprintf(p, buf_sz + buf - p, | |
add7453a | 691 | "PHY CAP: %#.2x %#.2x %#.2x %#.2x %#.2x %#.2x %#.2x %#.2x %#.2x %#.2x %#.2x\n", |
80aaa9c1 | 692 | cap[0], cap[1], cap[2], cap[3], cap[4], cap[5], cap[6], |
add7453a | 693 | cap[7], cap[8], cap[9], cap[10]); |
80aaa9c1 IY |
694 | |
695 | PFLAG(PHY, 0, CHANNEL_WIDTH_SET_40MHZ_IN_2G, | |
696 | "CHANNEL-WIDTH-SET-40MHZ-IN-2G"); | |
697 | PFLAG(PHY, 0, CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G, | |
698 | "CHANNEL-WIDTH-SET-40MHZ-80MHZ-IN-5G"); | |
699 | PFLAG(PHY, 0, CHANNEL_WIDTH_SET_160MHZ_IN_5G, | |
700 | "CHANNEL-WIDTH-SET-160MHZ-IN-5G"); | |
701 | PFLAG(PHY, 0, CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G, | |
702 | "CHANNEL-WIDTH-SET-80PLUS80-MHZ-IN-5G"); | |
703 | PFLAG(PHY, 0, CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G, | |
704 | "CHANNEL-WIDTH-SET-RU-MAPPING-IN-2G"); | |
705 | PFLAG(PHY, 0, CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G, | |
706 | "CHANNEL-WIDTH-SET-RU-MAPPING-IN-5G"); | |
707 | ||
708 | switch (cap[1] & IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_MASK) { | |
709 | case IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_20MHZ: | |
710 | PRINT("PREAMBLE-PUNC-RX-80MHZ-ONLY-SECOND-20MHZ"); | |
711 | break; | |
712 | case IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_40MHZ: | |
713 | PRINT("PREAMBLE-PUNC-RX-80MHZ-ONLY-SECOND-40MHZ"); | |
714 | break; | |
715 | case IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_20MHZ: | |
716 | PRINT("PREAMBLE-PUNC-RX-160MHZ-ONLY-SECOND-20MHZ"); | |
717 | break; | |
718 | case IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_40MHZ: | |
719 | PRINT("PREAMBLE-PUNC-RX-160MHZ-ONLY-SECOND-40MHZ"); | |
720 | break; | |
721 | } | |
722 | ||
723 | PFLAG(PHY, 1, DEVICE_CLASS_A, | |
724 | "IEEE80211-HE-PHY-CAP1-DEVICE-CLASS-A"); | |
725 | PFLAG(PHY, 1, LDPC_CODING_IN_PAYLOAD, | |
726 | "LDPC-CODING-IN-PAYLOAD"); | |
727 | PFLAG(PHY, 1, HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US, | |
728 | "HY-CAP1-HE-LTF-AND-GI-FOR-HE-PPDUS-0-8US"); | |
729 | PRINT("MIDAMBLE-RX-MAX-NSTS-%d", ((cap[2] << 1) | (cap[1] >> 7)) & 0x3); | |
730 | ||
731 | PFLAG(PHY, 2, NDP_4x_LTF_AND_3_2US, "NDP-4X-LTF-AND-3-2US"); | |
732 | PFLAG(PHY, 2, STBC_TX_UNDER_80MHZ, "STBC-TX-UNDER-80MHZ"); | |
733 | PFLAG(PHY, 2, STBC_RX_UNDER_80MHZ, "STBC-RX-UNDER-80MHZ"); | |
734 | PFLAG(PHY, 2, DOPPLER_TX, "DOPPLER-TX"); | |
735 | PFLAG(PHY, 2, DOPPLER_RX, "DOPPLER-RX"); | |
736 | PFLAG(PHY, 2, UL_MU_FULL_MU_MIMO, "UL-MU-FULL-MU-MIMO"); | |
737 | PFLAG(PHY, 2, UL_MU_PARTIAL_MU_MIMO, "UL-MU-PARTIAL-MU-MIMO"); | |
738 | ||
739 | switch (cap[3] & IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK) { | |
740 | case IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_NO_DCM: | |
741 | PRINT("DCM-MAX-CONST-TX-NO-DCM"); | |
742 | break; | |
743 | case IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_BPSK: | |
744 | PRINT("DCM-MAX-CONST-TX-BPSK"); | |
745 | break; | |
746 | case IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK: | |
747 | PRINT("DCM-MAX-CONST-TX-QPSK"); | |
748 | break; | |
749 | case IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_16_QAM: | |
750 | PRINT("DCM-MAX-CONST-TX-16-QAM"); | |
751 | break; | |
752 | } | |
753 | ||
754 | PFLAG(PHY, 3, DCM_MAX_TX_NSS_1, "DCM-MAX-TX-NSS-1"); | |
755 | PFLAG(PHY, 3, DCM_MAX_TX_NSS_2, "DCM-MAX-TX-NSS-2"); | |
756 | ||
757 | switch (cap[3] & IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK) { | |
758 | case IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_NO_DCM: | |
759 | PRINT("DCM-MAX-CONST-RX-NO-DCM"); | |
760 | break; | |
761 | case IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_BPSK: | |
762 | PRINT("DCM-MAX-CONST-RX-BPSK"); | |
763 | break; | |
764 | case IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK: | |
765 | PRINT("DCM-MAX-CONST-RX-QPSK"); | |
766 | break; | |
767 | case IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM: | |
768 | PRINT("DCM-MAX-CONST-RX-16-QAM"); | |
769 | break; | |
770 | } | |
771 | ||
772 | PFLAG(PHY, 3, DCM_MAX_RX_NSS_1, "DCM-MAX-RX-NSS-1"); | |
773 | PFLAG(PHY, 3, DCM_MAX_RX_NSS_2, "DCM-MAX-RX-NSS-2"); | |
774 | PFLAG(PHY, 3, RX_HE_MU_PPDU_FROM_NON_AP_STA, | |
775 | "RX-HE-MU-PPDU-FROM-NON-AP-STA"); | |
776 | PFLAG(PHY, 3, SU_BEAMFORMER, "SU-BEAMFORMER"); | |
777 | ||
778 | PFLAG(PHY, 4, SU_BEAMFORMEE, "SU-BEAMFORMEE"); | |
779 | PFLAG(PHY, 4, MU_BEAMFORMER, "MU-BEAMFORMER"); | |
780 | ||
781 | PFLAG_RANGE(PHY, 4, BEAMFORMEE_MAX_STS_UNDER_80MHZ, 0, 1, 4, | |
782 | "BEAMFORMEE-MAX-STS-UNDER-%d"); | |
783 | PFLAG_RANGE(PHY, 4, BEAMFORMEE_MAX_STS_ABOVE_80MHZ, 0, 1, 4, | |
784 | "BEAMFORMEE-MAX-STS-ABOVE-%d"); | |
785 | ||
786 | PFLAG_RANGE(PHY, 5, BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ, 0, 1, 1, | |
787 | "NUM-SND-DIM-UNDER-80MHZ-%d"); | |
788 | PFLAG_RANGE(PHY, 5, BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ, 0, 1, 1, | |
789 | "NUM-SND-DIM-ABOVE-80MHZ-%d"); | |
790 | PFLAG(PHY, 5, NG16_SU_FEEDBACK, "NG16-SU-FEEDBACK"); | |
791 | PFLAG(PHY, 5, NG16_MU_FEEDBACK, "NG16-MU-FEEDBACK"); | |
792 | ||
793 | PFLAG(PHY, 6, CODEBOOK_SIZE_42_SU, "CODEBOOK-SIZE-42-SU"); | |
794 | PFLAG(PHY, 6, CODEBOOK_SIZE_75_MU, "CODEBOOK-SIZE-75-MU"); | |
795 | PFLAG(PHY, 6, TRIG_SU_BEAMFORMER_FB, "TRIG-SU-BEAMFORMER-FB"); | |
796 | PFLAG(PHY, 6, TRIG_MU_BEAMFORMER_FB, "TRIG-MU-BEAMFORMER-FB"); | |
797 | PFLAG(PHY, 6, TRIG_CQI_FB, "TRIG-CQI-FB"); | |
798 | PFLAG(PHY, 6, PARTIAL_BW_EXT_RANGE, "PARTIAL-BW-EXT-RANGE"); | |
799 | PFLAG(PHY, 6, PARTIAL_BANDWIDTH_DL_MUMIMO, | |
800 | "PARTIAL-BANDWIDTH-DL-MUMIMO"); | |
801 | PFLAG(PHY, 6, PPE_THRESHOLD_PRESENT, "PPE-THRESHOLD-PRESENT"); | |
802 | ||
803 | PFLAG(PHY, 7, SRP_BASED_SR, "SRP-BASED-SR"); | |
804 | PFLAG(PHY, 7, POWER_BOOST_FACTOR_AR, "POWER-BOOST-FACTOR-AR"); | |
805 | PFLAG(PHY, 7, HE_SU_MU_PPDU_4XLTF_AND_08_US_GI, | |
806 | "HE-SU-MU-PPDU-4XLTF-AND-08-US-GI"); | |
807 | PFLAG_RANGE(PHY, 7, MAX_NC, 0, 1, 1, "MAX-NC-%d"); | |
808 | PFLAG(PHY, 7, STBC_TX_ABOVE_80MHZ, "STBC-TX-ABOVE-80MHZ"); | |
809 | PFLAG(PHY, 7, STBC_RX_ABOVE_80MHZ, "STBC-RX-ABOVE-80MHZ"); | |
810 | ||
811 | PFLAG(PHY, 8, HE_ER_SU_PPDU_4XLTF_AND_08_US_GI, | |
812 | "HE-ER-SU-PPDU-4XLTF-AND-08-US-GI"); | |
813 | PFLAG(PHY, 8, 20MHZ_IN_40MHZ_HE_PPDU_IN_2G, | |
814 | "20MHZ-IN-40MHZ-HE-PPDU-IN-2G"); | |
815 | PFLAG(PHY, 8, 20MHZ_IN_160MHZ_HE_PPDU, "20MHZ-IN-160MHZ-HE-PPDU"); | |
816 | PFLAG(PHY, 8, 80MHZ_IN_160MHZ_HE_PPDU, "80MHZ-IN-160MHZ-HE-PPDU"); | |
817 | PFLAG(PHY, 8, HE_ER_SU_1XLTF_AND_08_US_GI, | |
818 | "HE-ER-SU-1XLTF-AND-08-US-GI"); | |
add7453a ST |
819 | PFLAG(PHY, 8, MIDAMBLE_RX_TX_2X_AND_1XLTF, |
820 | "MIDAMBLE-RX-TX-2X-AND-1XLTF"); | |
821 | ||
77ff2c6b LK |
822 | switch (cap[8] & IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_MASK) { |
823 | case IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_242: | |
824 | PRINT("DCM-MAX-RU-242"); | |
add7453a | 825 | break; |
77ff2c6b LK |
826 | case IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484: |
827 | PRINT("DCM-MAX-RU-484"); | |
add7453a | 828 | break; |
77ff2c6b LK |
829 | case IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996: |
830 | PRINT("DCM-MAX-RU-996"); | |
add7453a | 831 | break; |
77ff2c6b LK |
832 | case IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_2x996: |
833 | PRINT("DCM-MAX-RU-2x996"); | |
add7453a ST |
834 | break; |
835 | } | |
836 | ||
837 | PFLAG(PHY, 9, LONGER_THAN_16_SIGB_OFDM_SYM, | |
838 | "LONGER-THAN-16-SIGB-OFDM-SYM"); | |
839 | PFLAG(PHY, 9, NON_TRIGGERED_CQI_FEEDBACK, | |
840 | "NON-TRIGGERED-CQI-FEEDBACK"); | |
841 | PFLAG(PHY, 9, TX_1024_QAM_LESS_THAN_242_TONE_RU, | |
842 | "TX-1024-QAM-LESS-THAN-242-TONE-RU"); | |
843 | PFLAG(PHY, 9, RX_1024_QAM_LESS_THAN_242_TONE_RU, | |
844 | "RX-1024-QAM-LESS-THAN-242-TONE-RU"); | |
845 | PFLAG(PHY, 9, RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB, | |
846 | "RX-FULL-BW-SU-USING-MU-WITH-COMP-SIGB"); | |
847 | PFLAG(PHY, 9, RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB, | |
848 | "RX-FULL-BW-SU-USING-MU-WITH-NON-COMP-SIGB"); | |
80aaa9c1 | 849 | |
77ff2c6b LK |
850 | switch (cap[9] & IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_MASK) { |
851 | case IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_0US: | |
852 | PRINT("NOMINAL-PACKET-PADDING-0US"); | |
853 | break; | |
854 | case IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_8US: | |
855 | PRINT("NOMINAL-PACKET-PADDING-8US"); | |
856 | break; | |
857 | case IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_16US: | |
858 | PRINT("NOMINAL-PACKET-PADDING-16US"); | |
859 | break; | |
860 | } | |
861 | ||
80aaa9c1 IY |
862 | #undef PFLAG_RANGE_DEFAULT |
863 | #undef PFLAG_RANGE | |
864 | #undef PFLAG | |
865 | ||
866 | #define PRINT_NSS_SUPP(f, n) \ | |
867 | do { \ | |
63c713e1 | 868 | int _i; \ |
80aaa9c1 IY |
869 | u16 v = le16_to_cpu(nss->f); \ |
870 | p += scnprintf(p, buf_sz + buf - p, n ": %#.4x\n", v); \ | |
63c713e1 JB |
871 | for (_i = 0; _i < 8; _i += 2) { \ |
872 | switch ((v >> _i) & 0x3) { \ | |
80aaa9c1 | 873 | case 0: \ |
63c713e1 | 874 | PRINT(n "-%d-SUPPORT-0-7", _i / 2); \ |
80aaa9c1 IY |
875 | break; \ |
876 | case 1: \ | |
63c713e1 | 877 | PRINT(n "-%d-SUPPORT-0-9", _i / 2); \ |
80aaa9c1 IY |
878 | break; \ |
879 | case 2: \ | |
63c713e1 | 880 | PRINT(n "-%d-SUPPORT-0-11", _i / 2); \ |
80aaa9c1 IY |
881 | break; \ |
882 | case 3: \ | |
63c713e1 | 883 | PRINT(n "-%d-NOT-SUPPORTED", _i / 2); \ |
80aaa9c1 IY |
884 | break; \ |
885 | } \ | |
886 | } \ | |
887 | } while (0) | |
888 | ||
889 | PRINT_NSS_SUPP(rx_mcs_80, "RX-MCS-80"); | |
890 | PRINT_NSS_SUPP(tx_mcs_80, "TX-MCS-80"); | |
891 | ||
892 | if (cap[0] & IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) { | |
893 | PRINT_NSS_SUPP(rx_mcs_160, "RX-MCS-160"); | |
894 | PRINT_NSS_SUPP(tx_mcs_160, "TX-MCS-160"); | |
895 | } | |
896 | ||
897 | if (cap[0] & | |
898 | IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) { | |
899 | PRINT_NSS_SUPP(rx_mcs_80p80, "RX-MCS-80P80"); | |
900 | PRINT_NSS_SUPP(tx_mcs_80p80, "TX-MCS-80P80"); | |
901 | } | |
902 | ||
903 | #undef PRINT_NSS_SUPP | |
904 | #undef PRINT | |
905 | ||
906 | if (!(cap[6] & IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT)) | |
907 | goto out; | |
908 | ||
909 | p += scnprintf(p, buf_sz + buf - p, "PPE-THRESHOLDS: %#.2x", | |
910 | hec->ppe_thres[0]); | |
911 | ||
912 | ppe_size = ieee80211_he_ppe_size(hec->ppe_thres[0], cap); | |
913 | for (i = 1; i < ppe_size; i++) { | |
914 | p += scnprintf(p, buf_sz + buf - p, " %#.2x", | |
915 | hec->ppe_thres[i]); | |
916 | } | |
917 | p += scnprintf(p, buf_sz + buf - p, "\n"); | |
918 | ||
919 | out: | |
920 | ret = simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); | |
921 | kfree(buf); | |
922 | return ret; | |
923 | } | |
924 | STA_OPS(he_capa); | |
1f2e651c | 925 | |
e9f207f0 | 926 | #define DEBUGFS_ADD(name) \ |
7bcfaf2f | 927 | debugfs_create_file(#name, 0400, \ |
fc4a25c5 | 928 | sta->debugfs_dir, sta, &sta_ ##name## _ops); |
e9f207f0 | 929 | |
2826bcd8 FF |
930 | #define DEBUGFS_ADD_COUNTER(name, field) \ |
931 | if (sizeof(sta->field) == sizeof(u32)) \ | |
fc4a25c5 | 932 | debugfs_create_u32(#name, 0400, sta->debugfs_dir, \ |
2826bcd8 FF |
933 | (u32 *) &sta->field); \ |
934 | else \ | |
fc4a25c5 | 935 | debugfs_create_u64(#name, 0400, sta->debugfs_dir, \ |
2826bcd8 | 936 | (u64 *) &sta->field); |
e9f207f0 JB |
937 | |
938 | void ieee80211_sta_debugfs_add(struct sta_info *sta) | |
939 | { | |
77d2ece6 SM |
940 | struct ieee80211_local *local = sta->local; |
941 | struct ieee80211_sub_if_data *sdata = sta->sdata; | |
295bafb4 | 942 | struct dentry *stations_dir = sta->sdata->debugfs.subdir_stations; |
0c68ae26 | 943 | u8 mac[3*ETH_ALEN]; |
e9f207f0 JB |
944 | |
945 | if (!stations_dir) | |
946 | return; | |
947 | ||
0c68ae26 | 948 | snprintf(mac, sizeof(mac), "%pM", sta->sta.addr); |
e9f207f0 | 949 | |
63044e9f JB |
950 | /* |
951 | * This might fail due to a race condition: | |
952 | * When mac80211 unlinks a station, the debugfs entries | |
953 | * remain, but it is already possible to link a new | |
954 | * station with the same address which triggers adding | |
955 | * it to debugfs; therefore, if the old station isn't | |
956 | * destroyed quickly enough the old station's debugfs | |
957 | * dir might still be around. | |
958 | */ | |
fc4a25c5 | 959 | sta->debugfs_dir = debugfs_create_dir(mac, stations_dir); |
e9f207f0 JB |
960 | |
961 | DEBUGFS_ADD(flags); | |
bddb2afc | 962 | DEBUGFS_ADD(aid); |
e9f207f0 | 963 | DEBUGFS_ADD(num_ps_buf_frames); |
e9f207f0 | 964 | DEBUGFS_ADD(last_seq_ctrl); |
eb2ba62e | 965 | DEBUGFS_ADD(agg_status); |
64491f0e | 966 | DEBUGFS_ADD(ht_capa); |
90fcba65 | 967 | DEBUGFS_ADD(vht_capa); |
80aaa9c1 | 968 | DEBUGFS_ADD(he_capa); |
2826bcd8 | 969 | |
e5a9f8d0 JB |
970 | DEBUGFS_ADD_COUNTER(rx_duplicates, rx_stats.num_duplicates); |
971 | DEBUGFS_ADD_COUNTER(rx_fragments, rx_stats.fragments); | |
972 | DEBUGFS_ADD_COUNTER(tx_filtered, status_stats.filtered); | |
77d2ece6 | 973 | |
8d51dbb8 THJ |
974 | if (local->ops->wake_tx_queue) |
975 | DEBUGFS_ADD(aqm); | |
976 | ||
b4809e94 THJ |
977 | if (wiphy_ext_feature_isset(local->hw.wiphy, |
978 | NL80211_EXT_FEATURE_AIRTIME_FAIRNESS)) | |
979 | DEBUGFS_ADD(airtime); | |
980 | ||
7cf1f14e JB |
981 | if (sizeof(sta->driver_buffered_tids) == sizeof(u32)) |
982 | debugfs_create_x32("driver_buffered_tids", 0400, | |
fc4a25c5 | 983 | sta->debugfs_dir, |
7cf1f14e JB |
984 | (u32 *)&sta->driver_buffered_tids); |
985 | else | |
986 | debugfs_create_x64("driver_buffered_tids", 0400, | |
fc4a25c5 | 987 | sta->debugfs_dir, |
7cf1f14e JB |
988 | (u64 *)&sta->driver_buffered_tids); |
989 | ||
fc4a25c5 | 990 | drv_sta_add_debugfs(local, sdata, &sta->sta, sta->debugfs_dir); |
e9f207f0 JB |
991 | } |
992 | ||
993 | void ieee80211_sta_debugfs_remove(struct sta_info *sta) | |
994 | { | |
fc4a25c5 JB |
995 | debugfs_remove_recursive(sta->debugfs_dir); |
996 | sta->debugfs_dir = NULL; | |
e9f207f0 | 997 | } |