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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 |
a0761a30 | 8 | * Copyright (C) 2018 - 2020 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), | |
a0761a30 | 81 | FLAG(USES_ENCRYPTION), |
c84387d2 JB |
82 | #undef FLAG |
83 | }; | |
84 | ||
e9f207f0 JB |
85 | static ssize_t sta_flags_read(struct file *file, char __user *userbuf, |
86 | size_t count, loff_t *ppos) | |
87 | { | |
c84387d2 JB |
88 | char buf[16 * NUM_WLAN_STA_FLAGS], *pos = buf; |
89 | char *end = buf + sizeof(buf) - 1; | |
e9f207f0 | 90 | struct sta_info *sta = file->private_data; |
c84387d2 JB |
91 | unsigned int flg; |
92 | ||
93 | BUILD_BUG_ON(ARRAY_SIZE(sta_flag_names) != NUM_WLAN_STA_FLAGS); | |
c2c98fde | 94 | |
c84387d2 JB |
95 | for (flg = 0; flg < NUM_WLAN_STA_FLAGS; flg++) { |
96 | if (test_sta_flag(sta, flg)) | |
97 | pos += scnprintf(pos, end - pos, "%s\n", | |
98 | sta_flag_names[flg]); | |
99 | } | |
5bade101 | 100 | |
c84387d2 | 101 | return simple_read_from_buffer(userbuf, count, ppos, buf, strlen(buf)); |
e9f207f0 JB |
102 | } |
103 | STA_OPS(flags); | |
104 | ||
105 | static ssize_t sta_num_ps_buf_frames_read(struct file *file, | |
106 | char __user *userbuf, | |
107 | size_t count, loff_t *ppos) | |
108 | { | |
e9f207f0 | 109 | struct sta_info *sta = file->private_data; |
948d887d JB |
110 | char buf[17*IEEE80211_NUM_ACS], *p = buf; |
111 | int ac; | |
112 | ||
113 | for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) | |
114 | p += scnprintf(p, sizeof(buf)+buf-p, "AC%d: %d\n", ac, | |
115 | skb_queue_len(&sta->ps_tx_buf[ac]) + | |
116 | skb_queue_len(&sta->tx_filtered[ac])); | |
117 | return simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); | |
e9f207f0 JB |
118 | } |
119 | STA_OPS(num_ps_buf_frames); | |
120 | ||
e9f207f0 JB |
121 | static ssize_t sta_last_seq_ctrl_read(struct file *file, char __user *userbuf, |
122 | size_t count, loff_t *ppos) | |
123 | { | |
5a306f58 | 124 | char buf[15*IEEE80211_NUM_TIDS], *p = buf; |
e9f207f0 JB |
125 | int i; |
126 | struct sta_info *sta = file->private_data; | |
5a306f58 | 127 | for (i = 0; i < IEEE80211_NUM_TIDS; i++) |
e9f207f0 | 128 | p += scnprintf(p, sizeof(buf)+buf-p, "%x ", |
ba9b07d0 | 129 | le16_to_cpu(sta->last_seq_ctrl[i])); |
e9f207f0 JB |
130 | p += scnprintf(p, sizeof(buf)+buf-p, "\n"); |
131 | return simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); | |
132 | } | |
133 | STA_OPS(last_seq_ctrl); | |
134 | ||
8d51dbb8 THJ |
135 | #define AQM_TXQ_ENTRY_LEN 130 |
136 | ||
137 | static ssize_t sta_aqm_read(struct file *file, char __user *userbuf, | |
138 | size_t count, loff_t *ppos) | |
139 | { | |
140 | struct sta_info *sta = file->private_data; | |
141 | struct ieee80211_local *local = sta->local; | |
adf8ed01 | 142 | size_t bufsz = AQM_TXQ_ENTRY_LEN * (IEEE80211_NUM_TIDS + 2); |
8d51dbb8 THJ |
143 | char *buf = kzalloc(bufsz, GFP_KERNEL), *p = buf; |
144 | struct txq_info *txqi; | |
145 | ssize_t rv; | |
146 | int i; | |
147 | ||
148 | if (!buf) | |
149 | return -ENOMEM; | |
150 | ||
151 | spin_lock_bh(&local->fq.lock); | |
152 | rcu_read_lock(); | |
153 | ||
484a54c2 THJ |
154 | p += scnprintf(p, |
155 | bufsz+buf-p, | |
156 | "target %uus interval %uus ecn %s\n", | |
157 | codel_time_to_us(sta->cparams.target), | |
158 | codel_time_to_us(sta->cparams.interval), | |
159 | sta->cparams.ecn ? "yes" : "no"); | |
8d51dbb8 THJ |
160 | p += scnprintf(p, |
161 | bufsz+buf-p, | |
25b0ba7e | 162 | "tid ac backlog-bytes backlog-packets new-flows drops marks overlimit collisions tx-bytes tx-packets flags\n"); |
8d51dbb8 | 163 | |
adf8ed01 JB |
164 | for (i = 0; i < ARRAY_SIZE(sta->sta.txq); i++) { |
165 | if (!sta->sta.txq[i]) | |
166 | continue; | |
8d51dbb8 THJ |
167 | txqi = to_txq_info(sta->sta.txq[i]); |
168 | p += scnprintf(p, bufsz+buf-p, | |
25b0ba7e | 169 | "%d %d %u %u %u %u %u %u %u %u %u 0x%lx(%s%s%s)\n", |
8d51dbb8 THJ |
170 | txqi->txq.tid, |
171 | txqi->txq.ac, | |
172 | txqi->tin.backlog_bytes, | |
173 | txqi->tin.backlog_packets, | |
174 | txqi->tin.flows, | |
175 | txqi->cstats.drop_count, | |
176 | txqi->cstats.ecn_mark, | |
177 | txqi->tin.overlimit, | |
178 | txqi->tin.collisions, | |
179 | txqi->tin.tx_bytes, | |
25b0ba7e BG |
180 | txqi->tin.tx_packets, |
181 | txqi->flags, | |
b4809e94 THJ |
182 | test_bit(IEEE80211_TXQ_STOP, &txqi->flags) ? "STOP" : "RUN", |
183 | test_bit(IEEE80211_TXQ_AMPDU, &txqi->flags) ? " AMPDU" : "", | |
184 | test_bit(IEEE80211_TXQ_NO_AMSDU, &txqi->flags) ? " NO-AMSDU" : ""); | |
8d51dbb8 THJ |
185 | } |
186 | ||
187 | rcu_read_unlock(); | |
188 | spin_unlock_bh(&local->fq.lock); | |
189 | ||
190 | rv = simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); | |
191 | kfree(buf); | |
192 | return rv; | |
193 | } | |
194 | STA_OPS(aqm); | |
195 | ||
b4809e94 THJ |
196 | static ssize_t sta_airtime_read(struct file *file, char __user *userbuf, |
197 | size_t count, loff_t *ppos) | |
198 | { | |
199 | struct sta_info *sta = file->private_data; | |
200 | struct ieee80211_local *local = sta->sdata->local; | |
3ace10f5 | 201 | size_t bufsz = 400; |
b4809e94 THJ |
202 | char *buf = kzalloc(bufsz, GFP_KERNEL), *p = buf; |
203 | u64 rx_airtime = 0, tx_airtime = 0; | |
204 | s64 deficit[IEEE80211_NUM_ACS]; | |
205 | ssize_t rv; | |
206 | int ac; | |
207 | ||
208 | if (!buf) | |
209 | return -ENOMEM; | |
210 | ||
211 | for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { | |
212 | spin_lock_bh(&local->active_txq_lock[ac]); | |
213 | rx_airtime += sta->airtime[ac].rx_airtime; | |
214 | tx_airtime += sta->airtime[ac].tx_airtime; | |
215 | deficit[ac] = sta->airtime[ac].deficit; | |
911bde0f THJ |
216 | spin_unlock_bh(&local->active_txq_lock[ac]); |
217 | } | |
218 | ||
219 | p += scnprintf(p, bufsz + buf - p, | |
220 | "RX: %llu us\nTX: %llu us\nWeight: %u\n" | |
221 | "Deficit: VO: %lld us VI: %lld us BE: %lld us BK: %lld us\n", | |
222 | rx_airtime, tx_airtime, sta->airtime_weight, | |
223 | deficit[0], deficit[1], deficit[2], deficit[3]); | |
224 | ||
225 | rv = simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); | |
226 | kfree(buf); | |
227 | return rv; | |
228 | } | |
229 | ||
230 | static ssize_t sta_airtime_write(struct file *file, const char __user *userbuf, | |
231 | size_t count, loff_t *ppos) | |
232 | { | |
233 | struct sta_info *sta = file->private_data; | |
234 | struct ieee80211_local *local = sta->sdata->local; | |
235 | int ac; | |
236 | ||
237 | for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { | |
238 | spin_lock_bh(&local->active_txq_lock[ac]); | |
239 | sta->airtime[ac].rx_airtime = 0; | |
240 | sta->airtime[ac].tx_airtime = 0; | |
241 | sta->airtime[ac].deficit = sta->airtime_weight; | |
242 | spin_unlock_bh(&local->active_txq_lock[ac]); | |
243 | } | |
244 | ||
245 | return count; | |
246 | } | |
247 | STA_OPS_RW(airtime); | |
248 | ||
249 | static ssize_t sta_aql_read(struct file *file, char __user *userbuf, | |
250 | size_t count, loff_t *ppos) | |
251 | { | |
252 | struct sta_info *sta = file->private_data; | |
253 | struct ieee80211_local *local = sta->sdata->local; | |
254 | size_t bufsz = 400; | |
255 | char *buf = kzalloc(bufsz, GFP_KERNEL), *p = buf; | |
256 | u32 q_depth[IEEE80211_NUM_ACS]; | |
257 | u32 q_limit_l[IEEE80211_NUM_ACS], q_limit_h[IEEE80211_NUM_ACS]; | |
258 | ssize_t rv; | |
259 | int ac; | |
260 | ||
261 | if (!buf) | |
262 | return -ENOMEM; | |
263 | ||
264 | for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { | |
265 | spin_lock_bh(&local->active_txq_lock[ac]); | |
3ace10f5 KY |
266 | q_limit_l[ac] = sta->airtime[ac].aql_limit_low; |
267 | q_limit_h[ac] = sta->airtime[ac].aql_limit_high; | |
b4809e94 | 268 | spin_unlock_bh(&local->active_txq_lock[ac]); |
3ace10f5 | 269 | q_depth[ac] = atomic_read(&sta->airtime[ac].aql_tx_pending); |
b4809e94 THJ |
270 | } |
271 | ||
272 | p += scnprintf(p, bufsz + buf - p, | |
3ace10f5 KY |
273 | "Q depth: VO: %u us VI: %u us BE: %u us BK: %u us\n" |
274 | "Q limit[low/high]: VO: %u/%u VI: %u/%u BE: %u/%u BK: %u/%u\n", | |
3ace10f5 KY |
275 | q_depth[0], q_depth[1], q_depth[2], q_depth[3], |
276 | q_limit_l[0], q_limit_h[0], q_limit_l[1], q_limit_h[1], | |
c7287cb8 | 277 | q_limit_l[2], q_limit_h[2], q_limit_l[3], q_limit_h[3]); |
b4809e94 THJ |
278 | |
279 | rv = simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); | |
280 | kfree(buf); | |
281 | return rv; | |
282 | } | |
283 | ||
911bde0f | 284 | static ssize_t sta_aql_write(struct file *file, const char __user *userbuf, |
b4809e94 THJ |
285 | size_t count, loff_t *ppos) |
286 | { | |
287 | struct sta_info *sta = file->private_data; | |
3ace10f5 KY |
288 | u32 ac, q_limit_l, q_limit_h; |
289 | char _buf[100] = {}, *buf = _buf; | |
290 | ||
291 | if (count > sizeof(_buf)) | |
292 | return -EINVAL; | |
293 | ||
294 | if (copy_from_user(buf, userbuf, count)) | |
295 | return -EFAULT; | |
296 | ||
297 | buf[sizeof(_buf) - 1] = '\0'; | |
911bde0f | 298 | if (sscanf(buf, "limit %u %u %u", &ac, &q_limit_l, &q_limit_h) |
3ace10f5 KY |
299 | != 3) |
300 | return -EINVAL; | |
301 | ||
302 | if (ac >= IEEE80211_NUM_ACS) | |
303 | return -EINVAL; | |
304 | ||
305 | sta->airtime[ac].aql_limit_low = q_limit_l; | |
306 | sta->airtime[ac].aql_limit_high = q_limit_h; | |
b4809e94 | 307 | |
b4809e94 THJ |
308 | return count; |
309 | } | |
911bde0f THJ |
310 | STA_OPS_RW(aql); |
311 | ||
b4809e94 | 312 | |
eb2ba62e RR |
313 | static ssize_t sta_agg_status_read(struct file *file, char __user *userbuf, |
314 | size_t count, loff_t *ppos) | |
315 | { | |
5a306f58 | 316 | char buf[71 + IEEE80211_NUM_TIDS * 40], *p = buf; |
eb2ba62e RR |
317 | int i; |
318 | struct sta_info *sta = file->private_data; | |
dd318575 JB |
319 | struct tid_ampdu_rx *tid_rx; |
320 | struct tid_ampdu_tx *tid_tx; | |
321 | ||
322 | rcu_read_lock(); | |
eb2ba62e | 323 | |
e0b20f1c | 324 | p += scnprintf(p, sizeof(buf) + buf - p, "next dialog_token: %#02x\n", |
386aa23d | 325 | sta->ampdu_mlme.dialog_token_allocator + 1); |
e0b20f1c | 326 | p += scnprintf(p, sizeof(buf) + buf - p, |
14b058bb | 327 | "TID\t\tRX\tDTKN\tSSN\t\tTX\tDTKN\tpending\n"); |
dd318575 | 328 | |
5a306f58 | 329 | for (i = 0; i < IEEE80211_NUM_TIDS; i++) { |
b473b8f1 JB |
330 | bool tid_rx_valid; |
331 | ||
dd318575 JB |
332 | tid_rx = rcu_dereference(sta->ampdu_mlme.tid_rx[i]); |
333 | tid_tx = rcu_dereference(sta->ampdu_mlme.tid_tx[i]); | |
b473b8f1 | 334 | tid_rx_valid = test_bit(i, sta->ampdu_mlme.agg_session_valid); |
dd318575 | 335 | |
e0b20f1c | 336 | p += scnprintf(p, sizeof(buf) + buf - p, "%02d", i); |
b473b8f1 JB |
337 | p += scnprintf(p, sizeof(buf) + buf - p, "\t\t%x", |
338 | tid_rx_valid); | |
e0b20f1c | 339 | p += scnprintf(p, sizeof(buf) + buf - p, "\t%#.2x", |
b473b8f1 JB |
340 | tid_rx_valid ? |
341 | sta->ampdu_mlme.tid_rx_token[i] : 0); | |
e0b20f1c | 342 | p += scnprintf(p, sizeof(buf) + buf - p, "\t%#.3x", |
dd318575 | 343 | tid_rx ? tid_rx->ssn : 0); |
386aa23d | 344 | |
dd318575 | 345 | p += scnprintf(p, sizeof(buf) + buf - p, "\t\t%x", !!tid_tx); |
e0b20f1c | 346 | p += scnprintf(p, sizeof(buf) + buf - p, "\t%#.2x", |
dd318575 | 347 | tid_tx ? tid_tx->dialog_token : 0); |
e0b20f1c | 348 | p += scnprintf(p, sizeof(buf) + buf - p, "\t%03d", |
dd318575 | 349 | tid_tx ? skb_queue_len(&tid_tx->pending) : 0); |
e0b20f1c | 350 | p += scnprintf(p, sizeof(buf) + buf - p, "\n"); |
386aa23d | 351 | } |
dd318575 | 352 | rcu_read_unlock(); |
eb2ba62e RR |
353 | |
354 | return simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); | |
355 | } | |
a75b4363 JB |
356 | |
357 | static ssize_t sta_agg_status_write(struct file *file, const char __user *userbuf, | |
358 | size_t count, loff_t *ppos) | |
359 | { | |
1e0bbeba | 360 | char _buf[25] = {}, *buf = _buf; |
a75b4363 JB |
361 | struct sta_info *sta = file->private_data; |
362 | bool start, tx; | |
363 | unsigned long tid; | |
1e0bbeba SS |
364 | char *pos; |
365 | int ret, timeout = 5000; | |
a75b4363 JB |
366 | |
367 | if (count > sizeof(_buf)) | |
368 | return -EINVAL; | |
369 | ||
370 | if (copy_from_user(buf, userbuf, count)) | |
371 | return -EFAULT; | |
372 | ||
373 | buf[sizeof(_buf) - 1] = '\0'; | |
1e0bbeba SS |
374 | pos = buf; |
375 | buf = strsep(&pos, " "); | |
376 | if (!buf) | |
377 | return -EINVAL; | |
a75b4363 | 378 | |
1e0bbeba | 379 | if (!strcmp(buf, "tx")) |
a75b4363 | 380 | tx = true; |
1e0bbeba | 381 | else if (!strcmp(buf, "rx")) |
a75b4363 | 382 | tx = false; |
1e0bbeba | 383 | else |
a75b4363 JB |
384 | return -EINVAL; |
385 | ||
1e0bbeba SS |
386 | buf = strsep(&pos, " "); |
387 | if (!buf) | |
388 | return -EINVAL; | |
389 | if (!strcmp(buf, "start")) { | |
a75b4363 JB |
390 | start = true; |
391 | if (!tx) | |
392 | return -EINVAL; | |
1e0bbeba | 393 | } else if (!strcmp(buf, "stop")) { |
a75b4363 | 394 | start = false; |
1e0bbeba | 395 | } else { |
a75b4363 | 396 | return -EINVAL; |
1e0bbeba | 397 | } |
a75b4363 | 398 | |
1e0bbeba SS |
399 | buf = strsep(&pos, " "); |
400 | if (!buf) | |
401 | return -EINVAL; | |
402 | if (sscanf(buf, "timeout=%d", &timeout) == 1) { | |
403 | buf = strsep(&pos, " "); | |
404 | if (!buf || !tx || !start) | |
405 | return -EINVAL; | |
406 | } | |
a75b4363 | 407 | |
1e0bbeba SS |
408 | ret = kstrtoul(buf, 0, &tid); |
409 | if (ret || tid >= IEEE80211_NUM_TIDS) | |
a75b4363 JB |
410 | return -EINVAL; |
411 | ||
412 | if (tx) { | |
413 | if (start) | |
1e0bbeba SS |
414 | ret = ieee80211_start_tx_ba_session(&sta->sta, tid, |
415 | timeout); | |
a75b4363 | 416 | else |
6a8579d0 | 417 | ret = ieee80211_stop_tx_ba_session(&sta->sta, tid); |
a75b4363 | 418 | } else { |
53f73c09 JB |
419 | __ieee80211_stop_rx_ba_session(sta, tid, WLAN_BACK_RECIPIENT, |
420 | 3, true); | |
a75b4363 JB |
421 | ret = 0; |
422 | } | |
423 | ||
424 | return ret ?: count; | |
425 | } | |
426 | STA_OPS_RW(agg_status); | |
eb2ba62e | 427 | |
64491f0e JB |
428 | static ssize_t sta_ht_capa_read(struct file *file, char __user *userbuf, |
429 | size_t count, loff_t *ppos) | |
430 | { | |
7db94e21 LR |
431 | #define PRINT_HT_CAP(_cond, _str) \ |
432 | do { \ | |
433 | if (_cond) \ | |
434 | p += scnprintf(p, sizeof(buf)+buf-p, "\t" _str "\n"); \ | |
435 | } while (0) | |
4c82bf8e | 436 | char buf[512], *p = buf; |
64491f0e JB |
437 | int i; |
438 | struct sta_info *sta = file->private_data; | |
439 | struct ieee80211_sta_ht_cap *htc = &sta->sta.ht_cap; | |
440 | ||
441 | p += scnprintf(p, sizeof(buf) + buf - p, "ht %ssupported\n", | |
442 | htc->ht_supported ? "" : "not "); | |
443 | if (htc->ht_supported) { | |
cb136f54 | 444 | p += scnprintf(p, sizeof(buf)+buf-p, "cap: %#.4x\n", htc->cap); |
7db94e21 | 445 | |
c15cf5fc | 446 | PRINT_HT_CAP((htc->cap & BIT(0)), "RX LDPC"); |
7db94e21 LR |
447 | PRINT_HT_CAP((htc->cap & BIT(1)), "HT20/HT40"); |
448 | PRINT_HT_CAP(!(htc->cap & BIT(1)), "HT20"); | |
449 | ||
450 | PRINT_HT_CAP(((htc->cap >> 2) & 0x3) == 0, "Static SM Power Save"); | |
451 | PRINT_HT_CAP(((htc->cap >> 2) & 0x3) == 1, "Dynamic SM Power Save"); | |
452 | PRINT_HT_CAP(((htc->cap >> 2) & 0x3) == 3, "SM Power Save disabled"); | |
453 | ||
454 | PRINT_HT_CAP((htc->cap & BIT(4)), "RX Greenfield"); | |
455 | PRINT_HT_CAP((htc->cap & BIT(5)), "RX HT20 SGI"); | |
456 | PRINT_HT_CAP((htc->cap & BIT(6)), "RX HT40 SGI"); | |
457 | PRINT_HT_CAP((htc->cap & BIT(7)), "TX STBC"); | |
458 | ||
459 | PRINT_HT_CAP(((htc->cap >> 8) & 0x3) == 0, "No RX STBC"); | |
460 | PRINT_HT_CAP(((htc->cap >> 8) & 0x3) == 1, "RX STBC 1-stream"); | |
461 | PRINT_HT_CAP(((htc->cap >> 8) & 0x3) == 2, "RX STBC 2-streams"); | |
462 | PRINT_HT_CAP(((htc->cap >> 8) & 0x3) == 3, "RX STBC 3-streams"); | |
463 | ||
464 | PRINT_HT_CAP((htc->cap & BIT(10)), "HT Delayed Block Ack"); | |
465 | ||
7db94e21 | 466 | PRINT_HT_CAP(!(htc->cap & BIT(11)), "Max AMSDU length: " |
904603f9 BG |
467 | "3839 bytes"); |
468 | PRINT_HT_CAP((htc->cap & BIT(11)), "Max AMSDU length: " | |
7db94e21 LR |
469 | "7935 bytes"); |
470 | ||
471 | /* | |
472 | * For beacons and probe response this would mean the BSS | |
473 | * does or does not allow the usage of DSSS/CCK HT40. | |
474 | * Otherwise it means the STA does or does not use | |
475 | * DSSS/CCK HT40. | |
476 | */ | |
477 | PRINT_HT_CAP((htc->cap & BIT(12)), "DSSS/CCK HT40"); | |
478 | PRINT_HT_CAP(!(htc->cap & BIT(12)), "No DSSS/CCK HT40"); | |
479 | ||
480 | /* BIT(13) is reserved */ | |
481 | ||
482 | PRINT_HT_CAP((htc->cap & BIT(14)), "40 MHz Intolerant"); | |
483 | ||
484 | PRINT_HT_CAP((htc->cap & BIT(15)), "L-SIG TXOP protection"); | |
485 | ||
64491f0e JB |
486 | p += scnprintf(p, sizeof(buf)+buf-p, "ampdu factor/density: %d/%d\n", |
487 | htc->ampdu_factor, htc->ampdu_density); | |
488 | p += scnprintf(p, sizeof(buf)+buf-p, "MCS mask:"); | |
9da3e068 | 489 | |
64491f0e JB |
490 | for (i = 0; i < IEEE80211_HT_MCS_MASK_LEN; i++) |
491 | p += scnprintf(p, sizeof(buf)+buf-p, " %.2x", | |
492 | htc->mcs.rx_mask[i]); | |
9da3e068 LR |
493 | p += scnprintf(p, sizeof(buf)+buf-p, "\n"); |
494 | ||
495 | /* If not set this is meaningless */ | |
496 | if (le16_to_cpu(htc->mcs.rx_highest)) { | |
497 | p += scnprintf(p, sizeof(buf)+buf-p, | |
498 | "MCS rx highest: %d Mbps\n", | |
499 | le16_to_cpu(htc->mcs.rx_highest)); | |
500 | } | |
501 | ||
64491f0e JB |
502 | p += scnprintf(p, sizeof(buf)+buf-p, "MCS tx params: %x\n", |
503 | htc->mcs.tx_params); | |
504 | } | |
505 | ||
506 | return simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); | |
507 | } | |
508 | STA_OPS(ht_capa); | |
509 | ||
90fcba65 JB |
510 | static ssize_t sta_vht_capa_read(struct file *file, char __user *userbuf, |
511 | size_t count, loff_t *ppos) | |
512 | { | |
0bb7ed42 | 513 | char buf[512], *p = buf; |
90fcba65 JB |
514 | struct sta_info *sta = file->private_data; |
515 | struct ieee80211_sta_vht_cap *vhtc = &sta->sta.vht_cap; | |
516 | ||
517 | p += scnprintf(p, sizeof(buf) + buf - p, "VHT %ssupported\n", | |
518 | vhtc->vht_supported ? "" : "not "); | |
519 | if (vhtc->vht_supported) { | |
0bb7ed42 BG |
520 | p += scnprintf(p, sizeof(buf) + buf - p, "cap: %#.8x\n", |
521 | vhtc->cap); | |
522 | #define PFLAG(a, b) \ | |
523 | do { \ | |
524 | if (vhtc->cap & IEEE80211_VHT_CAP_ ## a) \ | |
525 | p += scnprintf(p, sizeof(buf) + buf - p, \ | |
526 | "\t\t%s\n", b); \ | |
527 | } while (0) | |
528 | ||
529 | switch (vhtc->cap & 0x3) { | |
530 | case IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895: | |
531 | p += scnprintf(p, sizeof(buf) + buf - p, | |
532 | "\t\tMAX-MPDU-3895\n"); | |
533 | break; | |
534 | case IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991: | |
535 | p += scnprintf(p, sizeof(buf) + buf - p, | |
536 | "\t\tMAX-MPDU-7991\n"); | |
537 | break; | |
538 | case IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454: | |
539 | p += scnprintf(p, sizeof(buf) + buf - p, | |
540 | "\t\tMAX-MPDU-11454\n"); | |
541 | break; | |
542 | default: | |
543 | p += scnprintf(p, sizeof(buf) + buf - p, | |
544 | "\t\tMAX-MPDU-UNKNOWN\n"); | |
9cb05f93 | 545 | } |
0bb7ed42 BG |
546 | switch (vhtc->cap & IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK) { |
547 | case 0: | |
548 | p += scnprintf(p, sizeof(buf) + buf - p, | |
549 | "\t\t80Mhz\n"); | |
550 | break; | |
551 | case IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ: | |
552 | p += scnprintf(p, sizeof(buf) + buf - p, | |
553 | "\t\t160Mhz\n"); | |
554 | break; | |
555 | case IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ: | |
556 | p += scnprintf(p, sizeof(buf) + buf - p, | |
557 | "\t\t80+80Mhz\n"); | |
558 | break; | |
559 | default: | |
560 | p += scnprintf(p, sizeof(buf) + buf - p, | |
561 | "\t\tUNKNOWN-MHZ: 0x%x\n", | |
562 | (vhtc->cap >> 2) & 0x3); | |
9cb05f93 | 563 | } |
0bb7ed42 BG |
564 | PFLAG(RXLDPC, "RXLDPC"); |
565 | PFLAG(SHORT_GI_80, "SHORT-GI-80"); | |
566 | PFLAG(SHORT_GI_160, "SHORT-GI-160"); | |
567 | PFLAG(TXSTBC, "TXSTBC"); | |
568 | p += scnprintf(p, sizeof(buf) + buf - p, | |
569 | "\t\tRXSTBC_%d\n", (vhtc->cap >> 8) & 0x7); | |
570 | PFLAG(SU_BEAMFORMER_CAPABLE, "SU-BEAMFORMER-CAPABLE"); | |
571 | PFLAG(SU_BEAMFORMEE_CAPABLE, "SU-BEAMFORMEE-CAPABLE"); | |
572 | p += scnprintf(p, sizeof(buf) + buf - p, | |
573 | "\t\tBEAMFORMEE-STS: 0x%x\n", | |
574 | (vhtc->cap & IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK) >> | |
575 | IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT); | |
576 | p += scnprintf(p, sizeof(buf) + buf - p, | |
577 | "\t\tSOUNDING-DIMENSIONS: 0x%x\n", | |
578 | (vhtc->cap & IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK) | |
579 | >> IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT); | |
580 | PFLAG(MU_BEAMFORMER_CAPABLE, "MU-BEAMFORMER-CAPABLE"); | |
581 | PFLAG(MU_BEAMFORMEE_CAPABLE, "MU-BEAMFORMEE-CAPABLE"); | |
582 | PFLAG(VHT_TXOP_PS, "TXOP-PS"); | |
583 | PFLAG(HTC_VHT, "HTC-VHT"); | |
584 | p += scnprintf(p, sizeof(buf) + buf - p, | |
585 | "\t\tMPDU-LENGTH-EXPONENT: 0x%x\n", | |
586 | (vhtc->cap & IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK) >> | |
587 | IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT); | |
588 | PFLAG(VHT_LINK_ADAPTATION_VHT_UNSOL_MFB, | |
589 | "LINK-ADAPTATION-VHT-UNSOL-MFB"); | |
590 | p += scnprintf(p, sizeof(buf) + buf - p, | |
591 | "\t\tLINK-ADAPTATION-VHT-MRQ-MFB: 0x%x\n", | |
592 | (vhtc->cap & IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB) >> 26); | |
593 | PFLAG(RX_ANTENNA_PATTERN, "RX-ANTENNA-PATTERN"); | |
594 | PFLAG(TX_ANTENNA_PATTERN, "TX-ANTENNA-PATTERN"); | |
90fcba65 JB |
595 | |
596 | p += scnprintf(p, sizeof(buf)+buf-p, "RX MCS: %.4x\n", | |
597 | le16_to_cpu(vhtc->vht_mcs.rx_mcs_map)); | |
598 | if (vhtc->vht_mcs.rx_highest) | |
599 | p += scnprintf(p, sizeof(buf)+buf-p, | |
600 | "MCS RX highest: %d Mbps\n", | |
601 | le16_to_cpu(vhtc->vht_mcs.rx_highest)); | |
602 | p += scnprintf(p, sizeof(buf)+buf-p, "TX MCS: %.4x\n", | |
603 | le16_to_cpu(vhtc->vht_mcs.tx_mcs_map)); | |
604 | if (vhtc->vht_mcs.tx_highest) | |
605 | p += scnprintf(p, sizeof(buf)+buf-p, | |
606 | "MCS TX highest: %d Mbps\n", | |
607 | le16_to_cpu(vhtc->vht_mcs.tx_highest)); | |
80aaa9c1 | 608 | #undef PFLAG |
90fcba65 JB |
609 | } |
610 | ||
611 | return simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); | |
612 | } | |
613 | STA_OPS(vht_capa); | |
614 | ||
80aaa9c1 IY |
615 | static ssize_t sta_he_capa_read(struct file *file, char __user *userbuf, |
616 | size_t count, loff_t *ppos) | |
617 | { | |
618 | char *buf, *p; | |
619 | size_t buf_sz = PAGE_SIZE; | |
620 | struct sta_info *sta = file->private_data; | |
621 | struct ieee80211_sta_he_cap *hec = &sta->sta.he_cap; | |
622 | struct ieee80211_he_mcs_nss_supp *nss = &hec->he_mcs_nss_supp; | |
623 | u8 ppe_size; | |
624 | u8 *cap; | |
625 | int i; | |
626 | ssize_t ret; | |
627 | ||
628 | buf = kmalloc(buf_sz, GFP_KERNEL); | |
629 | if (!buf) | |
630 | return -ENOMEM; | |
631 | p = buf; | |
632 | ||
633 | p += scnprintf(p, buf_sz + buf - p, "HE %ssupported\n", | |
634 | hec->has_he ? "" : "not "); | |
635 | if (!hec->has_he) | |
636 | goto out; | |
637 | ||
638 | cap = hec->he_cap_elem.mac_cap_info; | |
639 | p += scnprintf(p, buf_sz + buf - p, | |
add7453a ST |
640 | "MAC-CAP: %#.2x %#.2x %#.2x %#.2x %#.2x %#.2x\n", |
641 | cap[0], cap[1], cap[2], cap[3], cap[4], cap[5]); | |
80aaa9c1 IY |
642 | |
643 | #define PRINT(fmt, ...) \ | |
644 | p += scnprintf(p, buf_sz + buf - p, "\t\t" fmt "\n", \ | |
645 | ##__VA_ARGS__) | |
646 | ||
647 | #define PFLAG(t, n, a, b) \ | |
648 | do { \ | |
649 | if (cap[n] & IEEE80211_HE_##t##_CAP##n##_##a) \ | |
650 | PRINT("%s", b); \ | |
651 | } while (0) | |
652 | ||
653 | #define PFLAG_RANGE(t, i, n, s, m, off, fmt) \ | |
654 | do { \ | |
655 | u8 msk = IEEE80211_HE_##t##_CAP##i##_##n##_MASK; \ | |
656 | u8 idx = ((cap[i] & msk) >> (ffs(msk) - 1)) + off; \ | |
657 | PRINT(fmt, (s << idx) + (m * idx)); \ | |
658 | } while (0) | |
659 | ||
660 | #define PFLAG_RANGE_DEFAULT(t, i, n, s, m, off, fmt, a, b) \ | |
661 | do { \ | |
662 | if (cap[i] == IEEE80211_HE_##t ##_CAP##i##_##n##_##a) { \ | |
663 | PRINT("%s", b); \ | |
664 | break; \ | |
665 | } \ | |
666 | PFLAG_RANGE(t, i, n, s, m, off, fmt); \ | |
667 | } while (0) | |
668 | ||
669 | PFLAG(MAC, 0, HTC_HE, "HTC-HE"); | |
670 | PFLAG(MAC, 0, TWT_REQ, "TWT-REQ"); | |
671 | PFLAG(MAC, 0, TWT_RES, "TWT-RES"); | |
672 | PFLAG_RANGE_DEFAULT(MAC, 0, DYNAMIC_FRAG, 0, 1, 0, | |
673 | "DYNAMIC-FRAG-LEVEL-%d", NOT_SUPP, "NOT-SUPP"); | |
674 | PFLAG_RANGE_DEFAULT(MAC, 0, MAX_NUM_FRAG_MSDU, 1, 0, 0, | |
675 | "MAX-NUM-FRAG-MSDU-%d", UNLIMITED, "UNLIMITED"); | |
676 | ||
677 | PFLAG_RANGE_DEFAULT(MAC, 1, MIN_FRAG_SIZE, 128, 0, -1, | |
678 | "MIN-FRAG-SIZE-%d", UNLIMITED, "UNLIMITED"); | |
679 | PFLAG_RANGE_DEFAULT(MAC, 1, TF_MAC_PAD_DUR, 0, 8, 0, | |
680 | "TF-MAC-PAD-DUR-%dUS", MASK, "UNKNOWN"); | |
add7453a ST |
681 | PFLAG_RANGE(MAC, 1, MULTI_TID_AGG_RX_QOS, 0, 1, 1, |
682 | "MULTI-TID-AGG-RX-QOS-%d"); | |
80aaa9c1 IY |
683 | |
684 | if (cap[0] & IEEE80211_HE_MAC_CAP0_HTC_HE) { | |
685 | switch (((cap[2] << 1) | (cap[1] >> 7)) & 0x3) { | |
686 | case 0: | |
687 | PRINT("LINK-ADAPTATION-NO-FEEDBACK"); | |
688 | break; | |
689 | case 1: | |
690 | PRINT("LINK-ADAPTATION-RESERVED"); | |
691 | break; | |
692 | case 2: | |
693 | PRINT("LINK-ADAPTATION-UNSOLICITED-FEEDBACK"); | |
694 | break; | |
695 | case 3: | |
696 | PRINT("LINK-ADAPTATION-BOTH"); | |
697 | break; | |
698 | } | |
699 | } | |
700 | ||
701 | PFLAG(MAC, 2, ALL_ACK, "ALL-ACK"); | |
add7453a | 702 | PFLAG(MAC, 2, TRS, "TRS"); |
80aaa9c1 IY |
703 | PFLAG(MAC, 2, BSR, "BSR"); |
704 | PFLAG(MAC, 2, BCAST_TWT, "BCAST-TWT"); | |
705 | PFLAG(MAC, 2, 32BIT_BA_BITMAP, "32BIT-BA-BITMAP"); | |
706 | PFLAG(MAC, 2, MU_CASCADING, "MU-CASCADING"); | |
707 | PFLAG(MAC, 2, ACK_EN, "ACK-EN"); | |
708 | ||
80aaa9c1 IY |
709 | PFLAG(MAC, 3, OMI_CONTROL, "OMI-CONTROL"); |
710 | PFLAG(MAC, 3, OFDMA_RA, "OFDMA-RA"); | |
711 | ||
add7453a ST |
712 | switch (cap[3] & IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK) { |
713 | case IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_USE_VHT: | |
714 | PRINT("MAX-AMPDU-LEN-EXP-USE-VHT"); | |
80aaa9c1 | 715 | break; |
add7453a ST |
716 | case IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_VHT_1: |
717 | PRINT("MAX-AMPDU-LEN-EXP-VHT-1"); | |
80aaa9c1 | 718 | break; |
add7453a ST |
719 | case IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_VHT_2: |
720 | PRINT("MAX-AMPDU-LEN-EXP-VHT-2"); | |
80aaa9c1 | 721 | break; |
add7453a ST |
722 | case IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_RESERVED: |
723 | PRINT("MAX-AMPDU-LEN-EXP-RESERVED"); | |
80aaa9c1 IY |
724 | break; |
725 | } | |
726 | ||
add7453a | 727 | PFLAG(MAC, 3, AMSDU_FRAG, "AMSDU-FRAG"); |
80aaa9c1 IY |
728 | PFLAG(MAC, 3, FLEX_TWT_SCHED, "FLEX-TWT-SCHED"); |
729 | PFLAG(MAC, 3, RX_CTRL_FRAME_TO_MULTIBSS, "RX-CTRL-FRAME-TO-MULTIBSS"); | |
730 | ||
731 | PFLAG(MAC, 4, BSRP_BQRP_A_MPDU_AGG, "BSRP-BQRP-A-MPDU-AGG"); | |
732 | PFLAG(MAC, 4, QTP, "QTP"); | |
733 | PFLAG(MAC, 4, BQR, "BQR"); | |
add7453a | 734 | PFLAG(MAC, 4, SRP_RESP, "SRP-RESP"); |
80aaa9c1 IY |
735 | PFLAG(MAC, 4, NDP_FB_REP, "NDP-FB-REP"); |
736 | PFLAG(MAC, 4, OPS, "OPS"); | |
737 | PFLAG(MAC, 4, AMDSU_IN_AMPDU, "AMSDU-IN-AMPDU"); | |
738 | ||
add7453a ST |
739 | PRINT("MULTI-TID-AGG-TX-QOS-%d", ((cap[5] << 1) | (cap[4] >> 7)) & 0x7); |
740 | ||
741 | PFLAG(MAC, 5, SUBCHAN_SELECVITE_TRANSMISSION, | |
742 | "SUBCHAN-SELECVITE-TRANSMISSION"); | |
743 | PFLAG(MAC, 5, UL_2x996_TONE_RU, "UL-2x996-TONE-RU"); | |
744 | PFLAG(MAC, 5, OM_CTRL_UL_MU_DATA_DIS_RX, "OM-CTRL-UL-MU-DATA-DIS-RX"); | |
77ff2c6b LK |
745 | PFLAG(MAC, 5, HE_DYNAMIC_SM_PS, "HE-DYNAMIC-SM-PS"); |
746 | PFLAG(MAC, 5, PUNCTURED_SOUNDING, "PUNCTURED-SOUNDING"); | |
747 | PFLAG(MAC, 5, HT_VHT_TRIG_FRAME_RX, "HT-VHT-TRIG-FRAME-RX"); | |
add7453a | 748 | |
80aaa9c1 IY |
749 | cap = hec->he_cap_elem.phy_cap_info; |
750 | p += scnprintf(p, buf_sz + buf - p, | |
add7453a | 751 | "PHY CAP: %#.2x %#.2x %#.2x %#.2x %#.2x %#.2x %#.2x %#.2x %#.2x %#.2x %#.2x\n", |
80aaa9c1 | 752 | cap[0], cap[1], cap[2], cap[3], cap[4], cap[5], cap[6], |
add7453a | 753 | cap[7], cap[8], cap[9], cap[10]); |
80aaa9c1 IY |
754 | |
755 | PFLAG(PHY, 0, CHANNEL_WIDTH_SET_40MHZ_IN_2G, | |
756 | "CHANNEL-WIDTH-SET-40MHZ-IN-2G"); | |
757 | PFLAG(PHY, 0, CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G, | |
758 | "CHANNEL-WIDTH-SET-40MHZ-80MHZ-IN-5G"); | |
759 | PFLAG(PHY, 0, CHANNEL_WIDTH_SET_160MHZ_IN_5G, | |
760 | "CHANNEL-WIDTH-SET-160MHZ-IN-5G"); | |
761 | PFLAG(PHY, 0, CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G, | |
762 | "CHANNEL-WIDTH-SET-80PLUS80-MHZ-IN-5G"); | |
763 | PFLAG(PHY, 0, CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G, | |
764 | "CHANNEL-WIDTH-SET-RU-MAPPING-IN-2G"); | |
765 | PFLAG(PHY, 0, CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G, | |
766 | "CHANNEL-WIDTH-SET-RU-MAPPING-IN-5G"); | |
767 | ||
768 | switch (cap[1] & IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_MASK) { | |
769 | case IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_20MHZ: | |
770 | PRINT("PREAMBLE-PUNC-RX-80MHZ-ONLY-SECOND-20MHZ"); | |
771 | break; | |
772 | case IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_40MHZ: | |
773 | PRINT("PREAMBLE-PUNC-RX-80MHZ-ONLY-SECOND-40MHZ"); | |
774 | break; | |
775 | case IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_20MHZ: | |
776 | PRINT("PREAMBLE-PUNC-RX-160MHZ-ONLY-SECOND-20MHZ"); | |
777 | break; | |
778 | case IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_40MHZ: | |
779 | PRINT("PREAMBLE-PUNC-RX-160MHZ-ONLY-SECOND-40MHZ"); | |
780 | break; | |
781 | } | |
782 | ||
783 | PFLAG(PHY, 1, DEVICE_CLASS_A, | |
784 | "IEEE80211-HE-PHY-CAP1-DEVICE-CLASS-A"); | |
785 | PFLAG(PHY, 1, LDPC_CODING_IN_PAYLOAD, | |
786 | "LDPC-CODING-IN-PAYLOAD"); | |
787 | PFLAG(PHY, 1, HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US, | |
788 | "HY-CAP1-HE-LTF-AND-GI-FOR-HE-PPDUS-0-8US"); | |
789 | PRINT("MIDAMBLE-RX-MAX-NSTS-%d", ((cap[2] << 1) | (cap[1] >> 7)) & 0x3); | |
790 | ||
791 | PFLAG(PHY, 2, NDP_4x_LTF_AND_3_2US, "NDP-4X-LTF-AND-3-2US"); | |
792 | PFLAG(PHY, 2, STBC_TX_UNDER_80MHZ, "STBC-TX-UNDER-80MHZ"); | |
793 | PFLAG(PHY, 2, STBC_RX_UNDER_80MHZ, "STBC-RX-UNDER-80MHZ"); | |
794 | PFLAG(PHY, 2, DOPPLER_TX, "DOPPLER-TX"); | |
795 | PFLAG(PHY, 2, DOPPLER_RX, "DOPPLER-RX"); | |
796 | PFLAG(PHY, 2, UL_MU_FULL_MU_MIMO, "UL-MU-FULL-MU-MIMO"); | |
797 | PFLAG(PHY, 2, UL_MU_PARTIAL_MU_MIMO, "UL-MU-PARTIAL-MU-MIMO"); | |
798 | ||
799 | switch (cap[3] & IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK) { | |
800 | case IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_NO_DCM: | |
801 | PRINT("DCM-MAX-CONST-TX-NO-DCM"); | |
802 | break; | |
803 | case IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_BPSK: | |
804 | PRINT("DCM-MAX-CONST-TX-BPSK"); | |
805 | break; | |
806 | case IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK: | |
807 | PRINT("DCM-MAX-CONST-TX-QPSK"); | |
808 | break; | |
809 | case IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_16_QAM: | |
810 | PRINT("DCM-MAX-CONST-TX-16-QAM"); | |
811 | break; | |
812 | } | |
813 | ||
814 | PFLAG(PHY, 3, DCM_MAX_TX_NSS_1, "DCM-MAX-TX-NSS-1"); | |
815 | PFLAG(PHY, 3, DCM_MAX_TX_NSS_2, "DCM-MAX-TX-NSS-2"); | |
816 | ||
817 | switch (cap[3] & IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK) { | |
818 | case IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_NO_DCM: | |
819 | PRINT("DCM-MAX-CONST-RX-NO-DCM"); | |
820 | break; | |
821 | case IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_BPSK: | |
822 | PRINT("DCM-MAX-CONST-RX-BPSK"); | |
823 | break; | |
824 | case IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK: | |
825 | PRINT("DCM-MAX-CONST-RX-QPSK"); | |
826 | break; | |
827 | case IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM: | |
828 | PRINT("DCM-MAX-CONST-RX-16-QAM"); | |
829 | break; | |
830 | } | |
831 | ||
832 | PFLAG(PHY, 3, DCM_MAX_RX_NSS_1, "DCM-MAX-RX-NSS-1"); | |
833 | PFLAG(PHY, 3, DCM_MAX_RX_NSS_2, "DCM-MAX-RX-NSS-2"); | |
834 | PFLAG(PHY, 3, RX_HE_MU_PPDU_FROM_NON_AP_STA, | |
835 | "RX-HE-MU-PPDU-FROM-NON-AP-STA"); | |
836 | PFLAG(PHY, 3, SU_BEAMFORMER, "SU-BEAMFORMER"); | |
837 | ||
838 | PFLAG(PHY, 4, SU_BEAMFORMEE, "SU-BEAMFORMEE"); | |
839 | PFLAG(PHY, 4, MU_BEAMFORMER, "MU-BEAMFORMER"); | |
840 | ||
841 | PFLAG_RANGE(PHY, 4, BEAMFORMEE_MAX_STS_UNDER_80MHZ, 0, 1, 4, | |
842 | "BEAMFORMEE-MAX-STS-UNDER-%d"); | |
843 | PFLAG_RANGE(PHY, 4, BEAMFORMEE_MAX_STS_ABOVE_80MHZ, 0, 1, 4, | |
844 | "BEAMFORMEE-MAX-STS-ABOVE-%d"); | |
845 | ||
846 | PFLAG_RANGE(PHY, 5, BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ, 0, 1, 1, | |
847 | "NUM-SND-DIM-UNDER-80MHZ-%d"); | |
848 | PFLAG_RANGE(PHY, 5, BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ, 0, 1, 1, | |
849 | "NUM-SND-DIM-ABOVE-80MHZ-%d"); | |
850 | PFLAG(PHY, 5, NG16_SU_FEEDBACK, "NG16-SU-FEEDBACK"); | |
851 | PFLAG(PHY, 5, NG16_MU_FEEDBACK, "NG16-MU-FEEDBACK"); | |
852 | ||
853 | PFLAG(PHY, 6, CODEBOOK_SIZE_42_SU, "CODEBOOK-SIZE-42-SU"); | |
854 | PFLAG(PHY, 6, CODEBOOK_SIZE_75_MU, "CODEBOOK-SIZE-75-MU"); | |
855 | PFLAG(PHY, 6, TRIG_SU_BEAMFORMER_FB, "TRIG-SU-BEAMFORMER-FB"); | |
856 | PFLAG(PHY, 6, TRIG_MU_BEAMFORMER_FB, "TRIG-MU-BEAMFORMER-FB"); | |
857 | PFLAG(PHY, 6, TRIG_CQI_FB, "TRIG-CQI-FB"); | |
858 | PFLAG(PHY, 6, PARTIAL_BW_EXT_RANGE, "PARTIAL-BW-EXT-RANGE"); | |
859 | PFLAG(PHY, 6, PARTIAL_BANDWIDTH_DL_MUMIMO, | |
860 | "PARTIAL-BANDWIDTH-DL-MUMIMO"); | |
861 | PFLAG(PHY, 6, PPE_THRESHOLD_PRESENT, "PPE-THRESHOLD-PRESENT"); | |
862 | ||
863 | PFLAG(PHY, 7, SRP_BASED_SR, "SRP-BASED-SR"); | |
864 | PFLAG(PHY, 7, POWER_BOOST_FACTOR_AR, "POWER-BOOST-FACTOR-AR"); | |
865 | PFLAG(PHY, 7, HE_SU_MU_PPDU_4XLTF_AND_08_US_GI, | |
866 | "HE-SU-MU-PPDU-4XLTF-AND-08-US-GI"); | |
867 | PFLAG_RANGE(PHY, 7, MAX_NC, 0, 1, 1, "MAX-NC-%d"); | |
868 | PFLAG(PHY, 7, STBC_TX_ABOVE_80MHZ, "STBC-TX-ABOVE-80MHZ"); | |
869 | PFLAG(PHY, 7, STBC_RX_ABOVE_80MHZ, "STBC-RX-ABOVE-80MHZ"); | |
870 | ||
871 | PFLAG(PHY, 8, HE_ER_SU_PPDU_4XLTF_AND_08_US_GI, | |
872 | "HE-ER-SU-PPDU-4XLTF-AND-08-US-GI"); | |
873 | PFLAG(PHY, 8, 20MHZ_IN_40MHZ_HE_PPDU_IN_2G, | |
874 | "20MHZ-IN-40MHZ-HE-PPDU-IN-2G"); | |
875 | PFLAG(PHY, 8, 20MHZ_IN_160MHZ_HE_PPDU, "20MHZ-IN-160MHZ-HE-PPDU"); | |
876 | PFLAG(PHY, 8, 80MHZ_IN_160MHZ_HE_PPDU, "80MHZ-IN-160MHZ-HE-PPDU"); | |
877 | PFLAG(PHY, 8, HE_ER_SU_1XLTF_AND_08_US_GI, | |
878 | "HE-ER-SU-1XLTF-AND-08-US-GI"); | |
add7453a ST |
879 | PFLAG(PHY, 8, MIDAMBLE_RX_TX_2X_AND_1XLTF, |
880 | "MIDAMBLE-RX-TX-2X-AND-1XLTF"); | |
881 | ||
77ff2c6b LK |
882 | switch (cap[8] & IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_MASK) { |
883 | case IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_242: | |
884 | PRINT("DCM-MAX-RU-242"); | |
add7453a | 885 | break; |
77ff2c6b LK |
886 | case IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484: |
887 | PRINT("DCM-MAX-RU-484"); | |
add7453a | 888 | break; |
77ff2c6b LK |
889 | case IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996: |
890 | PRINT("DCM-MAX-RU-996"); | |
add7453a | 891 | break; |
77ff2c6b LK |
892 | case IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_2x996: |
893 | PRINT("DCM-MAX-RU-2x996"); | |
add7453a ST |
894 | break; |
895 | } | |
896 | ||
897 | PFLAG(PHY, 9, LONGER_THAN_16_SIGB_OFDM_SYM, | |
898 | "LONGER-THAN-16-SIGB-OFDM-SYM"); | |
899 | PFLAG(PHY, 9, NON_TRIGGERED_CQI_FEEDBACK, | |
900 | "NON-TRIGGERED-CQI-FEEDBACK"); | |
901 | PFLAG(PHY, 9, TX_1024_QAM_LESS_THAN_242_TONE_RU, | |
902 | "TX-1024-QAM-LESS-THAN-242-TONE-RU"); | |
903 | PFLAG(PHY, 9, RX_1024_QAM_LESS_THAN_242_TONE_RU, | |
904 | "RX-1024-QAM-LESS-THAN-242-TONE-RU"); | |
905 | PFLAG(PHY, 9, RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB, | |
906 | "RX-FULL-BW-SU-USING-MU-WITH-COMP-SIGB"); | |
907 | PFLAG(PHY, 9, RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB, | |
908 | "RX-FULL-BW-SU-USING-MU-WITH-NON-COMP-SIGB"); | |
80aaa9c1 | 909 | |
77ff2c6b LK |
910 | switch (cap[9] & IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_MASK) { |
911 | case IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_0US: | |
912 | PRINT("NOMINAL-PACKET-PADDING-0US"); | |
913 | break; | |
914 | case IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_8US: | |
915 | PRINT("NOMINAL-PACKET-PADDING-8US"); | |
916 | break; | |
917 | case IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_16US: | |
918 | PRINT("NOMINAL-PACKET-PADDING-16US"); | |
919 | break; | |
920 | } | |
921 | ||
80aaa9c1 IY |
922 | #undef PFLAG_RANGE_DEFAULT |
923 | #undef PFLAG_RANGE | |
924 | #undef PFLAG | |
925 | ||
926 | #define PRINT_NSS_SUPP(f, n) \ | |
927 | do { \ | |
63c713e1 | 928 | int _i; \ |
80aaa9c1 IY |
929 | u16 v = le16_to_cpu(nss->f); \ |
930 | p += scnprintf(p, buf_sz + buf - p, n ": %#.4x\n", v); \ | |
63c713e1 JB |
931 | for (_i = 0; _i < 8; _i += 2) { \ |
932 | switch ((v >> _i) & 0x3) { \ | |
80aaa9c1 | 933 | case 0: \ |
63c713e1 | 934 | PRINT(n "-%d-SUPPORT-0-7", _i / 2); \ |
80aaa9c1 IY |
935 | break; \ |
936 | case 1: \ | |
63c713e1 | 937 | PRINT(n "-%d-SUPPORT-0-9", _i / 2); \ |
80aaa9c1 IY |
938 | break; \ |
939 | case 2: \ | |
63c713e1 | 940 | PRINT(n "-%d-SUPPORT-0-11", _i / 2); \ |
80aaa9c1 IY |
941 | break; \ |
942 | case 3: \ | |
63c713e1 | 943 | PRINT(n "-%d-NOT-SUPPORTED", _i / 2); \ |
80aaa9c1 IY |
944 | break; \ |
945 | } \ | |
946 | } \ | |
947 | } while (0) | |
948 | ||
949 | PRINT_NSS_SUPP(rx_mcs_80, "RX-MCS-80"); | |
950 | PRINT_NSS_SUPP(tx_mcs_80, "TX-MCS-80"); | |
951 | ||
952 | if (cap[0] & IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) { | |
953 | PRINT_NSS_SUPP(rx_mcs_160, "RX-MCS-160"); | |
954 | PRINT_NSS_SUPP(tx_mcs_160, "TX-MCS-160"); | |
955 | } | |
956 | ||
957 | if (cap[0] & | |
958 | IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) { | |
959 | PRINT_NSS_SUPP(rx_mcs_80p80, "RX-MCS-80P80"); | |
960 | PRINT_NSS_SUPP(tx_mcs_80p80, "TX-MCS-80P80"); | |
961 | } | |
962 | ||
963 | #undef PRINT_NSS_SUPP | |
964 | #undef PRINT | |
965 | ||
966 | if (!(cap[6] & IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT)) | |
967 | goto out; | |
968 | ||
969 | p += scnprintf(p, buf_sz + buf - p, "PPE-THRESHOLDS: %#.2x", | |
970 | hec->ppe_thres[0]); | |
971 | ||
972 | ppe_size = ieee80211_he_ppe_size(hec->ppe_thres[0], cap); | |
973 | for (i = 1; i < ppe_size; i++) { | |
974 | p += scnprintf(p, buf_sz + buf - p, " %#.2x", | |
975 | hec->ppe_thres[i]); | |
976 | } | |
977 | p += scnprintf(p, buf_sz + buf - p, "\n"); | |
978 | ||
979 | out: | |
980 | ret = simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); | |
981 | kfree(buf); | |
982 | return ret; | |
983 | } | |
984 | STA_OPS(he_capa); | |
1f2e651c | 985 | |
e9f207f0 | 986 | #define DEBUGFS_ADD(name) \ |
7bcfaf2f | 987 | debugfs_create_file(#name, 0400, \ |
fc4a25c5 | 988 | sta->debugfs_dir, sta, &sta_ ##name## _ops); |
e9f207f0 | 989 | |
2826bcd8 | 990 | #define DEBUGFS_ADD_COUNTER(name, field) \ |
0628cda3 | 991 | debugfs_create_ulong(#name, 0400, sta->debugfs_dir, &sta->field); |
e9f207f0 JB |
992 | |
993 | void ieee80211_sta_debugfs_add(struct sta_info *sta) | |
994 | { | |
77d2ece6 SM |
995 | struct ieee80211_local *local = sta->local; |
996 | struct ieee80211_sub_if_data *sdata = sta->sdata; | |
295bafb4 | 997 | struct dentry *stations_dir = sta->sdata->debugfs.subdir_stations; |
0c68ae26 | 998 | u8 mac[3*ETH_ALEN]; |
e9f207f0 JB |
999 | |
1000 | if (!stations_dir) | |
1001 | return; | |
1002 | ||
0c68ae26 | 1003 | snprintf(mac, sizeof(mac), "%pM", sta->sta.addr); |
e9f207f0 | 1004 | |
63044e9f JB |
1005 | /* |
1006 | * This might fail due to a race condition: | |
1007 | * When mac80211 unlinks a station, the debugfs entries | |
1008 | * remain, but it is already possible to link a new | |
1009 | * station with the same address which triggers adding | |
1010 | * it to debugfs; therefore, if the old station isn't | |
1011 | * destroyed quickly enough the old station's debugfs | |
1012 | * dir might still be around. | |
1013 | */ | |
fc4a25c5 | 1014 | sta->debugfs_dir = debugfs_create_dir(mac, stations_dir); |
e9f207f0 JB |
1015 | |
1016 | DEBUGFS_ADD(flags); | |
bddb2afc | 1017 | DEBUGFS_ADD(aid); |
e9f207f0 | 1018 | DEBUGFS_ADD(num_ps_buf_frames); |
e9f207f0 | 1019 | DEBUGFS_ADD(last_seq_ctrl); |
eb2ba62e | 1020 | DEBUGFS_ADD(agg_status); |
64491f0e | 1021 | DEBUGFS_ADD(ht_capa); |
90fcba65 | 1022 | DEBUGFS_ADD(vht_capa); |
80aaa9c1 | 1023 | DEBUGFS_ADD(he_capa); |
2826bcd8 | 1024 | |
e5a9f8d0 JB |
1025 | DEBUGFS_ADD_COUNTER(rx_duplicates, rx_stats.num_duplicates); |
1026 | DEBUGFS_ADD_COUNTER(rx_fragments, rx_stats.fragments); | |
1027 | DEBUGFS_ADD_COUNTER(tx_filtered, status_stats.filtered); | |
77d2ece6 | 1028 | |
9bcb084f | 1029 | if (local->ops->wake_tx_queue) { |
8d51dbb8 | 1030 | DEBUGFS_ADD(aqm); |
b4809e94 | 1031 | DEBUGFS_ADD(airtime); |
9bcb084f | 1032 | } |
b4809e94 | 1033 | |
911bde0f THJ |
1034 | if (wiphy_ext_feature_isset(local->hw.wiphy, |
1035 | NL80211_EXT_FEATURE_AQL)) | |
1036 | DEBUGFS_ADD(aql); | |
1037 | ||
0628cda3 GU |
1038 | debugfs_create_xul("driver_buffered_tids", 0400, sta->debugfs_dir, |
1039 | &sta->driver_buffered_tids); | |
7cf1f14e | 1040 | |
fc4a25c5 | 1041 | drv_sta_add_debugfs(local, sdata, &sta->sta, sta->debugfs_dir); |
e9f207f0 JB |
1042 | } |
1043 | ||
1044 | void ieee80211_sta_debugfs_remove(struct sta_info *sta) | |
1045 | { | |
fc4a25c5 JB |
1046 | debugfs_remove_recursive(sta->debugfs_dir); |
1047 | sta->debugfs_dir = NULL; | |
e9f207f0 | 1048 | } |