1 // SPDX-License-Identifier: ISC
2 /* Copyright (C) 2020 MediaTek Inc. */
3
4 #include <linux/etherdevice.h>
5 #include <linux/platform_device.h>
6 #include <linux/pci.h>
7 #include <linux/module.h>
8 #include "mt7915.h"
9 #include "mcu.h"
10
mt7915_dev_running(struct mt7915_dev * dev)11 static bool mt7915_dev_running(struct mt7915_dev *dev)
12 {
13 struct mt7915_phy *phy;
14
15 if (test_bit(MT76_STATE_RUNNING, &dev->mphy.state))
16 return true;
17
18 phy = mt7915_ext_phy(dev);
19
20 return phy && test_bit(MT76_STATE_RUNNING, &phy->mt76->state);
21 }
22
mt7915_run(struct ieee80211_hw * hw)23 int mt7915_run(struct ieee80211_hw *hw)
24 {
25 struct mt7915_dev *dev = mt7915_hw_dev(hw);
26 struct mt7915_phy *phy = mt7915_hw_phy(hw);
27 bool running;
28 int ret;
29
30 running = mt7915_dev_running(dev);
31
32 if (!running) {
33 ret = mt76_connac_mcu_set_pm(&dev->mt76,
34 dev->phy.mt76->band_idx, 0);
35 if (ret)
36 goto out;
37
38 ret = mt7915_mcu_set_mac(dev, dev->phy.mt76->band_idx,
39 true, true);
40 if (ret)
41 goto out;
42
43 mt7915_mac_enable_nf(dev, dev->phy.mt76->band_idx);
44 }
45
46 if (phy != &dev->phy) {
47 ret = mt76_connac_mcu_set_pm(&dev->mt76,
48 phy->mt76->band_idx, 0);
49 if (ret)
50 goto out;
51
52 ret = mt7915_mcu_set_mac(dev, phy->mt76->band_idx,
53 true, true);
54 if (ret)
55 goto out;
56
57 mt7915_mac_enable_nf(dev, phy->mt76->band_idx);
58 }
59
60 ret = mt7915_mcu_set_thermal_throttling(phy,
61 MT7915_THERMAL_THROTTLE_MAX);
62
63 if (ret)
64 goto out;
65
66 ret = mt7915_mcu_set_thermal_protect(phy);
67
68 if (ret)
69 goto out;
70
71 ret = mt76_connac_mcu_set_rts_thresh(&dev->mt76, 0x92b,
72 phy->mt76->band_idx);
73 if (ret)
74 goto out;
75
76 ret = mt7915_mcu_set_sku_en(phy, true);
77 if (ret)
78 goto out;
79
80 ret = mt7915_mcu_set_chan_info(phy, MCU_EXT_CMD(SET_RX_PATH));
81 if (ret)
82 goto out;
83
84 set_bit(MT76_STATE_RUNNING, &phy->mt76->state);
85
86 if (!mt76_testmode_enabled(phy->mt76))
87 ieee80211_queue_delayed_work(hw, &phy->mt76->mac_work,
88 MT7915_WATCHDOG_TIME);
89
90 if (!running)
91 mt7915_mac_reset_counters(phy);
92
93 out:
94 return ret;
95 }
96
mt7915_start(struct ieee80211_hw * hw)97 static int mt7915_start(struct ieee80211_hw *hw)
98 {
99 struct mt7915_dev *dev = mt7915_hw_dev(hw);
100 int ret;
101
102 flush_work(&dev->init_work);
103
104 mutex_lock(&dev->mt76.mutex);
105 ret = mt7915_run(hw);
106 mutex_unlock(&dev->mt76.mutex);
107
108 return ret;
109 }
110
mt7915_stop(struct ieee80211_hw * hw,bool suspend)111 static void mt7915_stop(struct ieee80211_hw *hw, bool suspend)
112 {
113 struct mt7915_dev *dev = mt7915_hw_dev(hw);
114 struct mt7915_phy *phy = mt7915_hw_phy(hw);
115
116 cancel_delayed_work_sync(&phy->mt76->mac_work);
117
118 mutex_lock(&dev->mt76.mutex);
119
120 mt76_testmode_reset(phy->mt76, true);
121
122 clear_bit(MT76_STATE_RUNNING, &phy->mt76->state);
123
124 if (phy != &dev->phy) {
125 mt76_connac_mcu_set_pm(&dev->mt76, phy->mt76->band_idx, 1);
126 mt7915_mcu_set_mac(dev, phy->mt76->band_idx, false, false);
127 }
128
129 if (!mt7915_dev_running(dev)) {
130 mt76_connac_mcu_set_pm(&dev->mt76, dev->phy.mt76->band_idx, 1);
131 mt7915_mcu_set_mac(dev, dev->phy.mt76->band_idx, false, false);
132 }
133
134 mutex_unlock(&dev->mt76.mutex);
135 }
136
get_free_idx(u32 mask,u8 start,u8 end)137 static inline int get_free_idx(u32 mask, u8 start, u8 end)
138 {
139 return ffs(~mask & GENMASK(end, start));
140 }
141
get_omac_idx(enum nl80211_iftype type,u64 mask)142 static int get_omac_idx(enum nl80211_iftype type, u64 mask)
143 {
144 int i;
145
146 switch (type) {
147 case NL80211_IFTYPE_MESH_POINT:
148 case NL80211_IFTYPE_ADHOC:
149 case NL80211_IFTYPE_STATION:
150 /* prefer hw bssid slot 1-3 */
151 i = get_free_idx(mask, HW_BSSID_1, HW_BSSID_3);
152 if (i)
153 return i - 1;
154
155 if (type != NL80211_IFTYPE_STATION)
156 break;
157
158 i = get_free_idx(mask, EXT_BSSID_1, EXT_BSSID_MAX);
159 if (i)
160 return i - 1;
161
162 if (~mask & BIT(HW_BSSID_0))
163 return HW_BSSID_0;
164
165 break;
166 case NL80211_IFTYPE_MONITOR:
167 case NL80211_IFTYPE_AP:
168 /* ap uses hw bssid 0 and ext bssid */
169 if (~mask & BIT(HW_BSSID_0))
170 return HW_BSSID_0;
171
172 i = get_free_idx(mask, EXT_BSSID_1, EXT_BSSID_MAX);
173 if (i)
174 return i - 1;
175
176 break;
177 default:
178 WARN_ON(1);
179 break;
180 }
181
182 return -1;
183 }
184
mt7915_init_bitrate_mask(struct ieee80211_vif * vif)185 static void mt7915_init_bitrate_mask(struct ieee80211_vif *vif)
186 {
187 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
188 int i;
189
190 for (i = 0; i < ARRAY_SIZE(mvif->bitrate_mask.control); i++) {
191 mvif->bitrate_mask.control[i].gi = NL80211_TXRATE_DEFAULT_GI;
192 mvif->bitrate_mask.control[i].he_gi = 0xff;
193 mvif->bitrate_mask.control[i].he_ltf = 0xff;
194 mvif->bitrate_mask.control[i].legacy = GENMASK(31, 0);
195 memset(mvif->bitrate_mask.control[i].ht_mcs, 0xff,
196 sizeof(mvif->bitrate_mask.control[i].ht_mcs));
197 memset(mvif->bitrate_mask.control[i].vht_mcs, 0xff,
198 sizeof(mvif->bitrate_mask.control[i].vht_mcs));
199 memset(mvif->bitrate_mask.control[i].he_mcs, 0xff,
200 sizeof(mvif->bitrate_mask.control[i].he_mcs));
201 }
202 }
203
mt7915_add_interface(struct ieee80211_hw * hw,struct ieee80211_vif * vif)204 static int mt7915_add_interface(struct ieee80211_hw *hw,
205 struct ieee80211_vif *vif)
206 {
207 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
208 struct mt7915_dev *dev = mt7915_hw_dev(hw);
209 struct mt7915_phy *phy = mt7915_hw_phy(hw);
210 struct mt76_txq *mtxq;
211 bool ext_phy = phy != &dev->phy;
212 int idx, ret = 0;
213
214 mutex_lock(&dev->mt76.mutex);
215
216 mt76_testmode_reset(phy->mt76, true);
217
218 if (vif->type == NL80211_IFTYPE_MONITOR &&
219 is_zero_ether_addr(vif->addr))
220 phy->monitor_vif = vif;
221
222 mvif->mt76.idx = __ffs64(~dev->mt76.vif_mask);
223 if (mvif->mt76.idx >= (MT7915_MAX_INTERFACES << dev->dbdc_support)) {
224 ret = -ENOSPC;
225 goto out;
226 }
227
228 idx = get_omac_idx(vif->type, phy->omac_mask);
229 if (idx < 0) {
230 ret = -ENOSPC;
231 goto out;
232 }
233 mvif->mt76.omac_idx = idx;
234 mvif->phy = phy;
235 mvif->mt76.band_idx = phy->mt76->band_idx;
236 mvif->mt76.wcid = &mvif->sta.wcid;
237
238 mvif->mt76.wmm_idx = vif->type != NL80211_IFTYPE_AP;
239 if (ext_phy)
240 mvif->mt76.wmm_idx += 2;
241
242 ret = mt7915_mcu_add_dev_info(phy, vif, true);
243 if (ret)
244 goto out;
245
246 dev->mt76.vif_mask |= BIT_ULL(mvif->mt76.idx);
247 phy->omac_mask |= BIT_ULL(mvif->mt76.omac_idx);
248
249 idx = mt76_wcid_alloc(dev->mt76.wcid_mask, mt7915_wtbl_size(dev));
250 if (idx < 0) {
251 ret = -ENOSPC;
252 goto out;
253 }
254
255 INIT_LIST_HEAD(&mvif->sta.rc_list);
256 mvif->sta.wcid.idx = idx;
257 mvif->sta.wcid.tx_info |= MT_WCID_TX_INFO_SET;
258 mt76_wcid_init(&mvif->sta.wcid, phy->mt76->band_idx);
259
260 mt7915_mac_wtbl_update(dev, idx,
261 MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
262
263 if (vif->txq) {
264 mtxq = (struct mt76_txq *)vif->txq->drv_priv;
265 mtxq->wcid = idx;
266 }
267
268 if (vif->type != NL80211_IFTYPE_AP &&
269 (!mvif->mt76.omac_idx || mvif->mt76.omac_idx > 3))
270 vif->offload_flags = 0;
271 vif->offload_flags |= IEEE80211_OFFLOAD_ENCAP_4ADDR;
272
273 mt7915_init_bitrate_mask(vif);
274 memset(&mvif->cap, -1, sizeof(mvif->cap));
275
276 mt7915_mcu_add_bss_info(phy, vif, true);
277 mt7915_mcu_add_sta(dev, vif, NULL, CONN_STATE_PORT_SECURE, true);
278 rcu_assign_pointer(dev->mt76.wcid[idx], &mvif->sta.wcid);
279
280 out:
281 mutex_unlock(&dev->mt76.mutex);
282
283 return ret;
284 }
285
mt7915_remove_interface(struct ieee80211_hw * hw,struct ieee80211_vif * vif)286 static void mt7915_remove_interface(struct ieee80211_hw *hw,
287 struct ieee80211_vif *vif)
288 {
289 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
290 struct mt7915_sta *msta = &mvif->sta;
291 struct mt7915_dev *dev = mt7915_hw_dev(hw);
292 struct mt7915_phy *phy = mt7915_hw_phy(hw);
293 int idx = msta->wcid.idx;
294
295 mt7915_mcu_add_bss_info(phy, vif, false);
296 mt7915_mcu_add_sta(dev, vif, NULL, CONN_STATE_DISCONNECT, false);
297 mt76_wcid_mask_clear(dev->mt76.wcid_mask, mvif->sta.wcid.idx);
298
299 mutex_lock(&dev->mt76.mutex);
300 mt76_testmode_reset(phy->mt76, true);
301 mutex_unlock(&dev->mt76.mutex);
302
303 if (vif == phy->monitor_vif)
304 phy->monitor_vif = NULL;
305
306 mt7915_mcu_add_dev_info(phy, vif, false);
307
308 rcu_assign_pointer(dev->mt76.wcid[idx], NULL);
309
310 mutex_lock(&dev->mt76.mutex);
311 dev->mt76.vif_mask &= ~BIT_ULL(mvif->mt76.idx);
312 phy->omac_mask &= ~BIT_ULL(mvif->mt76.omac_idx);
313 mutex_unlock(&dev->mt76.mutex);
314
315 spin_lock_bh(&dev->mt76.sta_poll_lock);
316 if (!list_empty(&msta->wcid.poll_list))
317 list_del_init(&msta->wcid.poll_list);
318 spin_unlock_bh(&dev->mt76.sta_poll_lock);
319
320 mt76_wcid_cleanup(&dev->mt76, &msta->wcid);
321 }
322
mt7915_set_channel(struct mt76_phy * mphy)323 int mt7915_set_channel(struct mt76_phy *mphy)
324 {
325 struct mt7915_phy *phy = mphy->priv;
326 struct mt7915_dev *dev = phy->dev;
327 int ret;
328
329 if (dev->cal) {
330 ret = mt7915_mcu_apply_tx_dpd(phy);
331 if (ret)
332 goto out;
333 }
334
335 ret = mt7915_mcu_set_chan_info(phy, MCU_EXT_CMD(CHANNEL_SWITCH));
336 if (ret)
337 goto out;
338
339 mt7915_mac_set_timing(phy);
340 ret = mt7915_dfs_init_radar_detector(phy);
341 mt7915_mac_cca_stats_reset(phy);
342
343 mt7915_mac_reset_counters(phy);
344 phy->noise = 0;
345
346 out:
347 if (!mt76_testmode_enabled(phy->mt76))
348 ieee80211_queue_delayed_work(phy->mt76->hw,
349 &phy->mt76->mac_work,
350 MT7915_WATCHDOG_TIME);
351
352 return ret;
353 }
354
mt7915_set_key(struct ieee80211_hw * hw,enum set_key_cmd cmd,struct ieee80211_vif * vif,struct ieee80211_sta * sta,struct ieee80211_key_conf * key)355 static int mt7915_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
356 struct ieee80211_vif *vif, struct ieee80211_sta *sta,
357 struct ieee80211_key_conf *key)
358 {
359 struct mt7915_dev *dev = mt7915_hw_dev(hw);
360 struct mt7915_phy *phy = mt7915_hw_phy(hw);
361 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
362 struct mt7915_sta *msta = sta ? (struct mt7915_sta *)sta->drv_priv :
363 &mvif->sta;
364 struct mt76_wcid *wcid = &msta->wcid;
365 u8 *wcid_keyidx = &wcid->hw_key_idx;
366 int idx = key->keyidx;
367 int err = 0;
368
369 if (sta && !wcid->sta) {
370 if (cmd != SET_KEY)
371 return 0;
372
373 return -EOPNOTSUPP;
374 }
375
376 /* The hardware does not support per-STA RX GTK, fallback
377 * to software mode for these.
378 */
379 if ((vif->type == NL80211_IFTYPE_ADHOC ||
380 vif->type == NL80211_IFTYPE_MESH_POINT) &&
381 (key->cipher == WLAN_CIPHER_SUITE_TKIP ||
382 key->cipher == WLAN_CIPHER_SUITE_CCMP) &&
383 !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE))
384 return -EOPNOTSUPP;
385
386 /* fall back to sw encryption for unsupported ciphers */
387 switch (key->cipher) {
388 case WLAN_CIPHER_SUITE_AES_CMAC:
389 wcid_keyidx = &wcid->hw_key_idx2;
390 key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIE;
391 break;
392 case WLAN_CIPHER_SUITE_TKIP:
393 case WLAN_CIPHER_SUITE_CCMP:
394 case WLAN_CIPHER_SUITE_CCMP_256:
395 case WLAN_CIPHER_SUITE_GCMP:
396 case WLAN_CIPHER_SUITE_GCMP_256:
397 case WLAN_CIPHER_SUITE_SMS4:
398 break;
399 case WLAN_CIPHER_SUITE_WEP40:
400 case WLAN_CIPHER_SUITE_WEP104:
401 default:
402 return -EOPNOTSUPP;
403 }
404
405 mutex_lock(&dev->mt76.mutex);
406
407 if (cmd == SET_KEY && !sta && !mvif->mt76.cipher) {
408 mvif->mt76.cipher = mt76_connac_mcu_get_cipher(key->cipher);
409 mt7915_mcu_add_bss_info(phy, vif, true);
410 }
411
412 if (cmd == SET_KEY) {
413 *wcid_keyidx = idx;
414 } else {
415 if (idx == *wcid_keyidx)
416 *wcid_keyidx = -1;
417 goto out;
418 }
419
420 mt76_wcid_key_setup(&dev->mt76, wcid, key);
421 err = mt76_connac_mcu_add_key(&dev->mt76, vif, &msta->bip,
422 key, MCU_EXT_CMD(STA_REC_UPDATE),
423 &msta->wcid, cmd);
424 out:
425 mutex_unlock(&dev->mt76.mutex);
426
427 return err;
428 }
429
mt7915_set_sar_specs(struct ieee80211_hw * hw,const struct cfg80211_sar_specs * sar)430 static int mt7915_set_sar_specs(struct ieee80211_hw *hw,
431 const struct cfg80211_sar_specs *sar)
432 {
433 struct mt7915_phy *phy = mt7915_hw_phy(hw);
434 struct mt7915_dev *dev = mt7915_hw_dev(hw);
435 int err = -EINVAL;
436
437 mutex_lock(&dev->mt76.mutex);
438 if (!cfg80211_chandef_valid(&phy->mt76->chandef))
439 goto out;
440
441 err = mt76_init_sar_power(hw, sar);
442 if (err)
443 goto out;
444
445 err = mt7915_mcu_set_txpower_sku(phy);
446 out:
447 mutex_unlock(&dev->mt76.mutex);
448
449 return err;
450 }
451
mt7915_config(struct ieee80211_hw * hw,u32 changed)452 static int mt7915_config(struct ieee80211_hw *hw, u32 changed)
453 {
454 struct mt7915_dev *dev = mt7915_hw_dev(hw);
455 struct mt7915_phy *phy = mt7915_hw_phy(hw);
456 int ret;
457
458 if (changed & IEEE80211_CONF_CHANGE_CHANNEL) {
459 #ifdef CONFIG_NL80211_TESTMODE
460 if (phy->mt76->test.state != MT76_TM_STATE_OFF) {
461 mutex_lock(&dev->mt76.mutex);
462 mt76_testmode_reset(phy->mt76, false);
463 mutex_unlock(&dev->mt76.mutex);
464 }
465 #endif
466 ret = mt76_update_channel(phy->mt76);
467 if (ret)
468 return ret;
469 }
470
471 if (changed & (IEEE80211_CONF_CHANGE_POWER |
472 IEEE80211_CONF_CHANGE_CHANNEL)) {
473 ret = mt7915_mcu_set_txpower_sku(phy);
474 if (ret)
475 return ret;
476 }
477
478 mutex_lock(&dev->mt76.mutex);
479
480 if (changed & IEEE80211_CONF_CHANGE_MONITOR) {
481 bool enabled = !!(hw->conf.flags & IEEE80211_CONF_MONITOR);
482 bool band = phy->mt76->band_idx;
483 u32 rxfilter = phy->rxfilter;
484
485 if (!enabled) {
486 rxfilter |= MT_WF_RFCR_DROP_OTHER_UC;
487 dev->monitor_mask &= ~BIT(band);
488 } else {
489 rxfilter &= ~MT_WF_RFCR_DROP_OTHER_UC;
490 dev->monitor_mask |= BIT(band);
491 }
492
493 mt76_rmw_field(dev, MT_DMA_DCR0(band), MT_DMA_DCR0_RXD_G5_EN,
494 enabled);
495 mt76_rmw_field(dev, MT_DMA_DCR0(band), MT_MDP_DCR0_RX_HDR_TRANS_EN,
496 !dev->monitor_mask);
497 mt76_testmode_reset(phy->mt76, true);
498 mt76_wr(dev, MT_WF_RFCR(band), rxfilter);
499 }
500
501 mutex_unlock(&dev->mt76.mutex);
502
503 return 0;
504 }
505
506 static int
mt7915_conf_tx(struct ieee80211_hw * hw,struct ieee80211_vif * vif,unsigned int link_id,u16 queue,const struct ieee80211_tx_queue_params * params)507 mt7915_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
508 unsigned int link_id, u16 queue,
509 const struct ieee80211_tx_queue_params *params)
510 {
511 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
512
513 /* no need to update right away, we'll get BSS_CHANGED_QOS */
514 queue = mt76_connac_lmac_mapping(queue);
515 mvif->queue_params[queue] = *params;
516
517 return 0;
518 }
519
mt7915_configure_filter(struct ieee80211_hw * hw,unsigned int changed_flags,unsigned int * total_flags,u64 multicast)520 static void mt7915_configure_filter(struct ieee80211_hw *hw,
521 unsigned int changed_flags,
522 unsigned int *total_flags,
523 u64 multicast)
524 {
525 struct mt7915_dev *dev = mt7915_hw_dev(hw);
526 struct mt7915_phy *phy = mt7915_hw_phy(hw);
527 bool band = phy->mt76->band_idx;
528 u32 ctl_flags = MT_WF_RFCR1_DROP_ACK |
529 MT_WF_RFCR1_DROP_BF_POLL |
530 MT_WF_RFCR1_DROP_BA |
531 MT_WF_RFCR1_DROP_CFEND |
532 MT_WF_RFCR1_DROP_CFACK;
533 u32 rxfilter;
534 u32 flags = 0;
535
536 #define MT76_FILTER(_flag, _hw) do { \
537 flags |= *total_flags & FIF_##_flag; \
538 phy->rxfilter &= ~(_hw); \
539 phy->rxfilter |= !(flags & FIF_##_flag) * (_hw); \
540 } while (0)
541
542 mutex_lock(&dev->mt76.mutex);
543
544 phy->rxfilter &= ~(MT_WF_RFCR_DROP_OTHER_BSS |
545 MT_WF_RFCR_DROP_OTHER_BEACON |
546 MT_WF_RFCR_DROP_FRAME_REPORT |
547 MT_WF_RFCR_DROP_PROBEREQ |
548 MT_WF_RFCR_DROP_MCAST_FILTERED |
549 MT_WF_RFCR_DROP_MCAST |
550 MT_WF_RFCR_DROP_BCAST |
551 MT_WF_RFCR_DROP_DUPLICATE |
552 MT_WF_RFCR_DROP_A2_BSSID |
553 MT_WF_RFCR_DROP_UNWANTED_CTL |
554 MT_WF_RFCR_DROP_STBC_MULTI);
555
556 MT76_FILTER(OTHER_BSS, MT_WF_RFCR_DROP_OTHER_TIM |
557 MT_WF_RFCR_DROP_A3_MAC |
558 MT_WF_RFCR_DROP_A3_BSSID);
559
560 MT76_FILTER(FCSFAIL, MT_WF_RFCR_DROP_FCSFAIL);
561
562 MT76_FILTER(CONTROL, MT_WF_RFCR_DROP_CTS |
563 MT_WF_RFCR_DROP_RTS |
564 MT_WF_RFCR_DROP_CTL_RSV);
565
566 *total_flags = flags;
567 rxfilter = phy->rxfilter;
568 if (hw->conf.flags & IEEE80211_CONF_MONITOR)
569 rxfilter &= ~MT_WF_RFCR_DROP_OTHER_UC;
570 else
571 rxfilter |= MT_WF_RFCR_DROP_OTHER_UC;
572 mt76_wr(dev, MT_WF_RFCR(band), rxfilter);
573
574 if (*total_flags & FIF_CONTROL)
575 mt76_clear(dev, MT_WF_RFCR1(band), ctl_flags);
576 else
577 mt76_set(dev, MT_WF_RFCR1(band), ctl_flags);
578
579 mutex_unlock(&dev->mt76.mutex);
580 }
581
582 static void
mt7915_update_bss_color(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct cfg80211_he_bss_color * bss_color)583 mt7915_update_bss_color(struct ieee80211_hw *hw,
584 struct ieee80211_vif *vif,
585 struct cfg80211_he_bss_color *bss_color)
586 {
587 struct mt7915_dev *dev = mt7915_hw_dev(hw);
588
589 switch (vif->type) {
590 case NL80211_IFTYPE_AP: {
591 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
592
593 if (mvif->mt76.omac_idx > HW_BSSID_MAX)
594 return;
595 fallthrough;
596 }
597 case NL80211_IFTYPE_STATION:
598 mt7915_mcu_update_bss_color(dev, vif, bss_color);
599 break;
600 default:
601 break;
602 }
603 }
604
mt7915_bss_info_changed(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * info,u64 changed)605 static void mt7915_bss_info_changed(struct ieee80211_hw *hw,
606 struct ieee80211_vif *vif,
607 struct ieee80211_bss_conf *info,
608 u64 changed)
609 {
610 struct mt7915_phy *phy = mt7915_hw_phy(hw);
611 struct mt7915_dev *dev = mt7915_hw_dev(hw);
612 int set_bss_info = -1, set_sta = -1;
613
614 mutex_lock(&dev->mt76.mutex);
615
616 /*
617 * station mode uses BSSID to map the wlan entry to a peer,
618 * and then peer references bss_info_rfch to set bandwidth cap.
619 */
620 if (changed & BSS_CHANGED_BSSID &&
621 vif->type == NL80211_IFTYPE_STATION)
622 set_bss_info = set_sta = !is_zero_ether_addr(info->bssid);
623 if (changed & BSS_CHANGED_ASSOC)
624 set_bss_info = vif->cfg.assoc;
625 if (changed & BSS_CHANGED_BEACON_ENABLED &&
626 info->enable_beacon &&
627 vif->type != NL80211_IFTYPE_AP)
628 set_bss_info = set_sta = 1;
629
630 if (set_bss_info == 1)
631 mt7915_mcu_add_bss_info(phy, vif, true);
632 if (set_sta == 1)
633 mt7915_mcu_add_sta(dev, vif, NULL, CONN_STATE_PORT_SECURE, false);
634
635 if (changed & BSS_CHANGED_ERP_CTS_PROT)
636 mt7915_mac_enable_rtscts(dev, vif, info->use_cts_prot);
637
638 if (changed & BSS_CHANGED_ERP_SLOT) {
639 int slottime = 9;
640
641 if (phy->mt76->chandef.chan->band == NL80211_BAND_2GHZ &&
642 !info->use_short_slot)
643 slottime = 20;
644
645 if (slottime != phy->slottime) {
646 phy->slottime = slottime;
647 mt7915_mac_set_timing(phy);
648 }
649 }
650
651 /* ensure that enable txcmd_mode after bss_info */
652 if (changed & (BSS_CHANGED_QOS | BSS_CHANGED_BEACON_ENABLED))
653 mt7915_mcu_set_tx(dev, vif);
654
655 if (changed & BSS_CHANGED_HE_OBSS_PD)
656 mt7915_mcu_add_obss_spr(phy, vif, &info->he_obss_pd);
657
658 if (changed & BSS_CHANGED_HE_BSS_COLOR)
659 mt7915_update_bss_color(hw, vif, &info->he_bss_color);
660
661 if (changed & (BSS_CHANGED_BEACON |
662 BSS_CHANGED_BEACON_ENABLED))
663 mt7915_mcu_add_beacon(hw, vif, info->enable_beacon, changed);
664
665 if (changed & (BSS_CHANGED_UNSOL_BCAST_PROBE_RESP |
666 BSS_CHANGED_FILS_DISCOVERY))
667 mt7915_mcu_add_inband_discov(dev, vif, changed);
668
669 if (set_bss_info == 0)
670 mt7915_mcu_add_bss_info(phy, vif, false);
671 if (set_sta == 0)
672 mt7915_mcu_add_sta(dev, vif, NULL, CONN_STATE_DISCONNECT, false);
673
674 mutex_unlock(&dev->mt76.mutex);
675 }
676
677 static void
mt7915_vif_check_caps(struct mt7915_phy * phy,struct ieee80211_vif * vif)678 mt7915_vif_check_caps(struct mt7915_phy *phy, struct ieee80211_vif *vif)
679 {
680 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
681 struct mt7915_vif_cap *vc = &mvif->cap;
682
683 vc->ht_ldpc = vif->bss_conf.ht_ldpc;
684 vc->vht_ldpc = vif->bss_conf.vht_ldpc;
685 vc->vht_su_ebfer = vif->bss_conf.vht_su_beamformer;
686 vc->vht_su_ebfee = vif->bss_conf.vht_su_beamformee;
687 vc->vht_mu_ebfer = vif->bss_conf.vht_mu_beamformer;
688 vc->vht_mu_ebfee = vif->bss_conf.vht_mu_beamformee;
689 vc->he_ldpc = vif->bss_conf.he_ldpc;
690 vc->he_su_ebfer = vif->bss_conf.he_su_beamformer;
691 vc->he_su_ebfee = vif->bss_conf.he_su_beamformee;
692 vc->he_mu_ebfer = vif->bss_conf.he_mu_beamformer;
693 }
694
695 static int
mt7915_start_ap(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf)696 mt7915_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
697 struct ieee80211_bss_conf *link_conf)
698 {
699 struct mt7915_phy *phy = mt7915_hw_phy(hw);
700 struct mt7915_dev *dev = mt7915_hw_dev(hw);
701 int err;
702
703 mutex_lock(&dev->mt76.mutex);
704
705 mt7915_vif_check_caps(phy, vif);
706
707 err = mt7915_mcu_add_bss_info(phy, vif, true);
708 if (err)
709 goto out;
710 err = mt7915_mcu_add_sta(dev, vif, NULL, CONN_STATE_PORT_SECURE, false);
711 out:
712 mutex_unlock(&dev->mt76.mutex);
713
714 return err;
715 }
716
717 static void
mt7915_stop_ap(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf)718 mt7915_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
719 struct ieee80211_bss_conf *link_conf)
720 {
721 struct mt7915_dev *dev = mt7915_hw_dev(hw);
722
723 mutex_lock(&dev->mt76.mutex);
724 mt7915_mcu_add_sta(dev, vif, NULL, CONN_STATE_DISCONNECT, false);
725 mutex_unlock(&dev->mt76.mutex);
726 }
727
728 static void
mt7915_channel_switch_beacon(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct cfg80211_chan_def * chandef)729 mt7915_channel_switch_beacon(struct ieee80211_hw *hw,
730 struct ieee80211_vif *vif,
731 struct cfg80211_chan_def *chandef)
732 {
733 struct mt7915_dev *dev = mt7915_hw_dev(hw);
734
735 mutex_lock(&dev->mt76.mutex);
736 mt7915_mcu_add_beacon(hw, vif, true, BSS_CHANGED_BEACON);
737 mutex_unlock(&dev->mt76.mutex);
738 }
739
mt7915_mac_sta_add(struct mt76_dev * mdev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)740 int mt7915_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
741 struct ieee80211_sta *sta)
742 {
743 struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76);
744 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
745 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
746 bool ext_phy = mvif->phy != &dev->phy;
747 int idx;
748
749 idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT7915_WTBL_STA);
750 if (idx < 0)
751 return -ENOSPC;
752
753 INIT_LIST_HEAD(&msta->rc_list);
754 INIT_LIST_HEAD(&msta->wcid.poll_list);
755 msta->vif = mvif;
756 msta->wcid.sta_disabled = 1;
757 msta->wcid.idx = idx;
758 msta->wcid.phy_idx = ext_phy;
759 msta->jiffies = jiffies;
760
761 ewma_avg_signal_init(&msta->avg_ack_signal);
762
763 mt7915_mac_wtbl_update(dev, idx,
764 MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
765 mt7915_mcu_add_sta(dev, vif, sta, CONN_STATE_DISCONNECT, true);
766
767 return 0;
768 }
769
770 struct drop_sta_iter {
771 struct mt7915_dev *dev;
772 struct ieee80211_hw *hw;
773 struct ieee80211_vif *vif;
774 u8 sta_addr[ETH_ALEN];
775 };
776
777 static void
__mt7915_drop_sta(void * ptr,u8 * mac,struct ieee80211_vif * vif)778 __mt7915_drop_sta(void *ptr, u8 *mac, struct ieee80211_vif *vif)
779 {
780 struct drop_sta_iter *data = ptr;
781 struct ieee80211_sta *sta;
782 struct mt7915_sta *msta;
783
784 if (vif == data->vif || vif->type != NL80211_IFTYPE_AP)
785 return;
786
787 sta = ieee80211_find_sta_by_ifaddr(data->hw, data->sta_addr, mac);
788 if (!sta)
789 return;
790
791 msta = (struct mt7915_sta *)sta->drv_priv;
792 mt7915_mcu_add_sta(data->dev, vif, sta, CONN_STATE_DISCONNECT, false);
793 msta->wcid.sta_disabled = 1;
794 msta->wcid.sta = 0;
795 }
796
797 static void
mt7915_drop_other_sta(struct mt7915_dev * dev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)798 mt7915_drop_other_sta(struct mt7915_dev *dev, struct ieee80211_vif *vif,
799 struct ieee80211_sta *sta)
800 {
801 struct mt76_phy *ext_phy = dev->mt76.phys[MT_BAND1];
802 struct drop_sta_iter data = {
803 .dev = dev,
804 .hw = dev->mphy.hw,
805 .vif = vif,
806 };
807
808 if (vif->type != NL80211_IFTYPE_AP)
809 return;
810
811 memcpy(data.sta_addr, sta->addr, ETH_ALEN);
812 ieee80211_iterate_active_interfaces(data.hw, 0, __mt7915_drop_sta, &data);
813
814 if (!ext_phy)
815 return;
816
817 data.hw = ext_phy->hw;
818 ieee80211_iterate_active_interfaces(data.hw, 0, __mt7915_drop_sta, &data);
819 }
820
mt7915_mac_sta_event(struct mt76_dev * mdev,struct ieee80211_vif * vif,struct ieee80211_sta * sta,enum mt76_sta_event ev)821 int mt7915_mac_sta_event(struct mt76_dev *mdev, struct ieee80211_vif *vif,
822 struct ieee80211_sta *sta, enum mt76_sta_event ev)
823 {
824 struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76);
825 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
826 int i, ret;
827 u32 addr;
828
829 switch (ev) {
830 case MT76_STA_EVENT_ASSOC:
831 ret = mt7915_mcu_add_sta(dev, vif, sta, CONN_STATE_CONNECT, true);
832 if (ret)
833 return ret;
834
835 addr = mt7915_mac_wtbl_lmac_addr(dev, msta->wcid.idx, 30);
836 mt76_rmw_field(dev, addr, GENMASK(7, 0), 0xa0);
837
838 ret = mt7915_mcu_add_rate_ctrl(dev, vif, sta, false);
839 if (ret)
840 return ret;
841
842 msta->wcid.tx_info |= MT_WCID_TX_INFO_SET;
843 msta->wcid.sta = 1;
844 msta->wcid.sta_disabled = 0;
845
846 return 0;
847
848 case MT76_STA_EVENT_AUTHORIZE:
849 mt7915_drop_other_sta(dev, vif, sta);
850 return mt7915_mcu_add_sta(dev, vif, sta, CONN_STATE_PORT_SECURE, false);
851
852 case MT76_STA_EVENT_DISASSOC:
853 for (i = 0; i < ARRAY_SIZE(msta->twt.flow); i++)
854 mt7915_mac_twt_teardown_flow(dev, msta, i);
855
856 mt7915_mcu_add_sta(dev, vif, sta, CONN_STATE_DISCONNECT, false);
857 msta->wcid.sta_disabled = 1;
858 msta->wcid.sta = 0;
859 return 0;
860 }
861
862 return 0;
863 }
864
mt7915_mac_sta_remove(struct mt76_dev * mdev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)865 void mt7915_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
866 struct ieee80211_sta *sta)
867 {
868 struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76);
869 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
870
871 mt7915_mac_wtbl_update(dev, msta->wcid.idx,
872 MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
873
874 spin_lock_bh(&mdev->sta_poll_lock);
875 if (!list_empty(&msta->wcid.poll_list))
876 list_del_init(&msta->wcid.poll_list);
877 if (!list_empty(&msta->rc_list))
878 list_del_init(&msta->rc_list);
879 spin_unlock_bh(&mdev->sta_poll_lock);
880 }
881
mt7915_tx(struct ieee80211_hw * hw,struct ieee80211_tx_control * control,struct sk_buff * skb)882 static void mt7915_tx(struct ieee80211_hw *hw,
883 struct ieee80211_tx_control *control,
884 struct sk_buff *skb)
885 {
886 struct mt7915_dev *dev = mt7915_hw_dev(hw);
887 struct mt76_phy *mphy = hw->priv;
888 struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
889 struct ieee80211_vif *vif = info->control.vif;
890 struct mt76_wcid *wcid = &dev->mt76.global_wcid;
891
892 if (control->sta) {
893 struct mt7915_sta *sta;
894
895 sta = (struct mt7915_sta *)control->sta->drv_priv;
896 wcid = &sta->wcid;
897 }
898
899 if (vif && !control->sta) {
900 struct mt7915_vif *mvif;
901
902 mvif = (struct mt7915_vif *)vif->drv_priv;
903 wcid = &mvif->sta.wcid;
904 }
905
906 mt76_tx(mphy, control->sta, wcid, skb);
907 }
908
mt7915_set_rts_threshold(struct ieee80211_hw * hw,u32 val)909 static int mt7915_set_rts_threshold(struct ieee80211_hw *hw, u32 val)
910 {
911 struct mt7915_dev *dev = mt7915_hw_dev(hw);
912 struct mt7915_phy *phy = mt7915_hw_phy(hw);
913 int ret;
914
915 mutex_lock(&dev->mt76.mutex);
916 ret = mt76_connac_mcu_set_rts_thresh(&dev->mt76, val,
917 phy->mt76->band_idx);
918 mutex_unlock(&dev->mt76.mutex);
919
920 return ret;
921 }
922
923 static int
mt7915_ampdu_action(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_ampdu_params * params)924 mt7915_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
925 struct ieee80211_ampdu_params *params)
926 {
927 enum ieee80211_ampdu_mlme_action action = params->action;
928 struct mt7915_dev *dev = mt7915_hw_dev(hw);
929 struct ieee80211_sta *sta = params->sta;
930 struct ieee80211_txq *txq = sta->txq[params->tid];
931 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
932 u16 tid = params->tid;
933 u16 ssn = params->ssn;
934 struct mt76_txq *mtxq;
935 int ret = 0;
936
937 if (!txq)
938 return -EINVAL;
939
940 mtxq = (struct mt76_txq *)txq->drv_priv;
941
942 mutex_lock(&dev->mt76.mutex);
943 switch (action) {
944 case IEEE80211_AMPDU_RX_START:
945 mt76_rx_aggr_start(&dev->mt76, &msta->wcid, tid, ssn,
946 params->buf_size);
947 ret = mt7915_mcu_add_rx_ba(dev, params, true);
948 break;
949 case IEEE80211_AMPDU_RX_STOP:
950 mt76_rx_aggr_stop(&dev->mt76, &msta->wcid, tid);
951 ret = mt7915_mcu_add_rx_ba(dev, params, false);
952 break;
953 case IEEE80211_AMPDU_TX_OPERATIONAL:
954 mtxq->aggr = true;
955 mtxq->send_bar = false;
956 ret = mt7915_mcu_add_tx_ba(dev, params, true);
957 break;
958 case IEEE80211_AMPDU_TX_STOP_FLUSH:
959 case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT:
960 mtxq->aggr = false;
961 clear_bit(tid, &msta->wcid.ampdu_state);
962 ret = mt7915_mcu_add_tx_ba(dev, params, false);
963 break;
964 case IEEE80211_AMPDU_TX_START:
965 set_bit(tid, &msta->wcid.ampdu_state);
966 ret = IEEE80211_AMPDU_TX_START_IMMEDIATE;
967 break;
968 case IEEE80211_AMPDU_TX_STOP_CONT:
969 mtxq->aggr = false;
970 clear_bit(tid, &msta->wcid.ampdu_state);
971 ret = mt7915_mcu_add_tx_ba(dev, params, false);
972 ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
973 break;
974 }
975 mutex_unlock(&dev->mt76.mutex);
976
977 return ret;
978 }
979
980 static int
mt7915_get_stats(struct ieee80211_hw * hw,struct ieee80211_low_level_stats * stats)981 mt7915_get_stats(struct ieee80211_hw *hw,
982 struct ieee80211_low_level_stats *stats)
983 {
984 struct mt7915_phy *phy = mt7915_hw_phy(hw);
985 struct mt7915_dev *dev = mt7915_hw_dev(hw);
986 struct mt76_mib_stats *mib = &phy->mib;
987
988 mutex_lock(&dev->mt76.mutex);
989
990 stats->dot11RTSSuccessCount = mib->rts_cnt;
991 stats->dot11RTSFailureCount = mib->rts_retries_cnt;
992 stats->dot11FCSErrorCount = mib->fcs_err_cnt;
993 stats->dot11ACKFailureCount = mib->ack_fail_cnt;
994
995 mutex_unlock(&dev->mt76.mutex);
996
997 return 0;
998 }
999
__mt7915_get_tsf(struct ieee80211_hw * hw,struct mt7915_vif * mvif)1000 u64 __mt7915_get_tsf(struct ieee80211_hw *hw, struct mt7915_vif *mvif)
1001 {
1002 struct mt7915_dev *dev = mt7915_hw_dev(hw);
1003 struct mt7915_phy *phy = mt7915_hw_phy(hw);
1004 bool band = phy->mt76->band_idx;
1005 union {
1006 u64 t64;
1007 u32 t32[2];
1008 } tsf;
1009 u16 n;
1010
1011 lockdep_assert_held(&dev->mt76.mutex);
1012
1013 n = mvif->mt76.omac_idx > HW_BSSID_MAX ? HW_BSSID_0
1014 : mvif->mt76.omac_idx;
1015 /* TSF software read */
1016 if (is_mt7915(&dev->mt76))
1017 mt76_rmw(dev, MT_LPON_TCR(band, n), MT_LPON_TCR_SW_MODE,
1018 MT_LPON_TCR_SW_READ);
1019 else
1020 mt76_rmw(dev, MT_LPON_TCR_MT7916(band, n), MT_LPON_TCR_SW_MODE,
1021 MT_LPON_TCR_SW_READ);
1022 tsf.t32[0] = mt76_rr(dev, MT_LPON_UTTR0(band));
1023 tsf.t32[1] = mt76_rr(dev, MT_LPON_UTTR1(band));
1024
1025 return tsf.t64;
1026 }
1027
1028 static u64
mt7915_get_tsf(struct ieee80211_hw * hw,struct ieee80211_vif * vif)1029 mt7915_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
1030 {
1031 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
1032 struct mt7915_dev *dev = mt7915_hw_dev(hw);
1033 u64 ret;
1034
1035 mutex_lock(&dev->mt76.mutex);
1036 ret = __mt7915_get_tsf(hw, mvif);
1037 mutex_unlock(&dev->mt76.mutex);
1038
1039 return ret;
1040 }
1041
1042 static void
mt7915_set_tsf(struct ieee80211_hw * hw,struct ieee80211_vif * vif,u64 timestamp)1043 mt7915_set_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1044 u64 timestamp)
1045 {
1046 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
1047 struct mt7915_dev *dev = mt7915_hw_dev(hw);
1048 struct mt7915_phy *phy = mt7915_hw_phy(hw);
1049 bool band = phy->mt76->band_idx;
1050 union {
1051 u64 t64;
1052 u32 t32[2];
1053 } tsf = { .t64 = timestamp, };
1054 u16 n;
1055
1056 mutex_lock(&dev->mt76.mutex);
1057
1058 n = mvif->mt76.omac_idx > HW_BSSID_MAX ? HW_BSSID_0
1059 : mvif->mt76.omac_idx;
1060 mt76_wr(dev, MT_LPON_UTTR0(band), tsf.t32[0]);
1061 mt76_wr(dev, MT_LPON_UTTR1(band), tsf.t32[1]);
1062 /* TSF software overwrite */
1063 if (is_mt7915(&dev->mt76))
1064 mt76_rmw(dev, MT_LPON_TCR(band, n), MT_LPON_TCR_SW_MODE,
1065 MT_LPON_TCR_SW_WRITE);
1066 else
1067 mt76_rmw(dev, MT_LPON_TCR_MT7916(band, n), MT_LPON_TCR_SW_MODE,
1068 MT_LPON_TCR_SW_WRITE);
1069
1070 mutex_unlock(&dev->mt76.mutex);
1071 }
1072
1073 static void
mt7915_offset_tsf(struct ieee80211_hw * hw,struct ieee80211_vif * vif,s64 timestamp)1074 mt7915_offset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1075 s64 timestamp)
1076 {
1077 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
1078 struct mt7915_dev *dev = mt7915_hw_dev(hw);
1079 struct mt7915_phy *phy = mt7915_hw_phy(hw);
1080 bool band = phy->mt76->band_idx;
1081 union {
1082 u64 t64;
1083 u32 t32[2];
1084 } tsf = { .t64 = timestamp, };
1085 u16 n;
1086
1087 mutex_lock(&dev->mt76.mutex);
1088
1089 n = mvif->mt76.omac_idx > HW_BSSID_MAX ? HW_BSSID_0
1090 : mvif->mt76.omac_idx;
1091 mt76_wr(dev, MT_LPON_UTTR0(band), tsf.t32[0]);
1092 mt76_wr(dev, MT_LPON_UTTR1(band), tsf.t32[1]);
1093 /* TSF software adjust*/
1094 if (is_mt7915(&dev->mt76))
1095 mt76_rmw(dev, MT_LPON_TCR(band, n), MT_LPON_TCR_SW_MODE,
1096 MT_LPON_TCR_SW_ADJUST);
1097 else
1098 mt76_rmw(dev, MT_LPON_TCR_MT7916(band, n), MT_LPON_TCR_SW_MODE,
1099 MT_LPON_TCR_SW_ADJUST);
1100
1101 mutex_unlock(&dev->mt76.mutex);
1102 }
1103
1104 static void
mt7915_set_coverage_class(struct ieee80211_hw * hw,s16 coverage_class)1105 mt7915_set_coverage_class(struct ieee80211_hw *hw, s16 coverage_class)
1106 {
1107 struct mt7915_phy *phy = mt7915_hw_phy(hw);
1108 struct mt7915_dev *dev = phy->dev;
1109
1110 mutex_lock(&dev->mt76.mutex);
1111 phy->coverage_class = max_t(s16, coverage_class, 0);
1112 mt7915_mac_set_timing(phy);
1113 mutex_unlock(&dev->mt76.mutex);
1114 }
1115
1116 static int
mt7915_set_antenna(struct ieee80211_hw * hw,u32 tx_ant,u32 rx_ant)1117 mt7915_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant)
1118 {
1119 struct mt7915_dev *dev = mt7915_hw_dev(hw);
1120 struct mt7915_phy *phy = mt7915_hw_phy(hw);
1121 int max_nss = hweight8(hw->wiphy->available_antennas_tx);
1122 u8 chainshift = dev->chainshift;
1123 u8 band = phy->mt76->band_idx;
1124
1125 if (!tx_ant || tx_ant != rx_ant || ffs(tx_ant) > max_nss)
1126 return -EINVAL;
1127
1128 mutex_lock(&dev->mt76.mutex);
1129
1130 phy->mt76->antenna_mask = tx_ant;
1131
1132 /* handle a variant of mt7916/mt7981 which has 3T3R but nss2 on 5 GHz band */
1133 if ((is_mt7916(&dev->mt76) || is_mt7981(&dev->mt76)) &&
1134 band && hweight8(tx_ant) == max_nss)
1135 phy->mt76->chainmask = (dev->chainmask >> chainshift) << chainshift;
1136 else
1137 phy->mt76->chainmask = tx_ant << (chainshift * band);
1138
1139 mt76_set_stream_caps(phy->mt76, true);
1140 mt7915_set_stream_vht_txbf_caps(phy);
1141 mt7915_set_stream_he_caps(phy);
1142
1143 mutex_unlock(&dev->mt76.mutex);
1144
1145 return 0;
1146 }
1147
mt7915_sta_statistics(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_sta * sta,struct station_info * sinfo)1148 static void mt7915_sta_statistics(struct ieee80211_hw *hw,
1149 struct ieee80211_vif *vif,
1150 struct ieee80211_sta *sta,
1151 struct station_info *sinfo)
1152 {
1153 struct mt7915_phy *phy = mt7915_hw_phy(hw);
1154 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
1155 struct rate_info *txrate = &msta->wcid.rate;
1156 struct rate_info rxrate = {};
1157
1158 if (!mt7915_mcu_get_rx_rate(phy, vif, sta, &rxrate)) {
1159 sinfo->rxrate = rxrate;
1160 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_BITRATE);
1161 }
1162
1163 if (txrate->legacy || txrate->flags) {
1164 if (txrate->legacy) {
1165 sinfo->txrate.legacy = txrate->legacy;
1166 } else {
1167 sinfo->txrate.mcs = txrate->mcs;
1168 sinfo->txrate.nss = txrate->nss;
1169 sinfo->txrate.bw = txrate->bw;
1170 sinfo->txrate.he_gi = txrate->he_gi;
1171 sinfo->txrate.he_dcm = txrate->he_dcm;
1172 sinfo->txrate.he_ru_alloc = txrate->he_ru_alloc;
1173 }
1174 sinfo->txrate.flags = txrate->flags;
1175 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE);
1176 }
1177
1178 /* offloading flows bypass networking stack, so driver counts and
1179 * reports sta statistics via NL80211_STA_INFO when WED is active.
1180 */
1181 if (mtk_wed_device_active(&phy->dev->mt76.mmio.wed)) {
1182 sinfo->tx_bytes = msta->wcid.stats.tx_bytes;
1183 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BYTES64);
1184
1185 if (!mt7915_mcu_wed_wa_tx_stats(phy->dev, msta->wcid.idx)) {
1186 sinfo->tx_packets = msta->wcid.stats.tx_packets;
1187 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_PACKETS);
1188 }
1189
1190 if (mtk_wed_get_rx_capa(&phy->dev->mt76.mmio.wed)) {
1191 sinfo->rx_bytes = msta->wcid.stats.rx_bytes;
1192 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_BYTES64);
1193
1194 sinfo->rx_packets = msta->wcid.stats.rx_packets;
1195 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_PACKETS);
1196 }
1197 }
1198
1199 sinfo->tx_failed = msta->wcid.stats.tx_failed;
1200 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_FAILED);
1201
1202 sinfo->tx_retries = msta->wcid.stats.tx_retries;
1203 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_RETRIES);
1204
1205 sinfo->ack_signal = (s8)msta->ack_signal;
1206 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_ACK_SIGNAL);
1207
1208 sinfo->avg_ack_signal = -(s8)ewma_avg_signal_read(&msta->avg_ack_signal);
1209 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_ACK_SIGNAL_AVG);
1210 }
1211
mt7915_sta_rc_work(void * data,struct ieee80211_sta * sta)1212 static void mt7915_sta_rc_work(void *data, struct ieee80211_sta *sta)
1213 {
1214 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
1215 struct mt7915_dev *dev = msta->vif->phy->dev;
1216 u32 *changed = data;
1217
1218 spin_lock_bh(&dev->mt76.sta_poll_lock);
1219 msta->changed |= *changed;
1220 if (list_empty(&msta->rc_list))
1221 list_add_tail(&msta->rc_list, &dev->sta_rc_list);
1222 spin_unlock_bh(&dev->mt76.sta_poll_lock);
1223 }
1224
mt7915_sta_rc_update(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_link_sta * link_sta,u32 changed)1225 static void mt7915_sta_rc_update(struct ieee80211_hw *hw,
1226 struct ieee80211_vif *vif,
1227 struct ieee80211_link_sta *link_sta,
1228 u32 changed)
1229 {
1230 struct ieee80211_sta *sta = link_sta->sta;
1231 struct mt7915_phy *phy = mt7915_hw_phy(hw);
1232 struct mt7915_dev *dev = phy->dev;
1233 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
1234
1235 if (!msta->wcid.sta)
1236 return;
1237
1238 mt7915_sta_rc_work(&changed, sta);
1239 ieee80211_queue_work(hw, &dev->rc_work);
1240 }
1241
1242 static int
mt7915_set_bitrate_mask(struct ieee80211_hw * hw,struct ieee80211_vif * vif,const struct cfg80211_bitrate_mask * mask)1243 mt7915_set_bitrate_mask(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1244 const struct cfg80211_bitrate_mask *mask)
1245 {
1246 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
1247 struct mt7915_phy *phy = mt7915_hw_phy(hw);
1248 struct mt7915_dev *dev = phy->dev;
1249 u32 changed = IEEE80211_RC_SUPP_RATES_CHANGED;
1250
1251 mvif->bitrate_mask = *mask;
1252
1253 /* if multiple rates across different preambles are given we can
1254 * reconfigure this info with all peers using sta_rec command with
1255 * the below exception cases.
1256 * - single rate : if a rate is passed along with different preambles,
1257 * we select the highest one as fixed rate. i.e VHT MCS for VHT peers.
1258 * - multiple rates: if it's not in range format i.e 0-{7,8,9} for VHT
1259 * then multiple MCS setting (MCS 4,5,6) is not supported.
1260 */
1261 ieee80211_iterate_stations_atomic(hw, mt7915_sta_rc_work, &changed);
1262 ieee80211_queue_work(hw, &dev->rc_work);
1263
1264 return 0;
1265 }
1266
mt7915_sta_set_4addr(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_sta * sta,bool enabled)1267 static void mt7915_sta_set_4addr(struct ieee80211_hw *hw,
1268 struct ieee80211_vif *vif,
1269 struct ieee80211_sta *sta,
1270 bool enabled)
1271 {
1272 struct mt7915_dev *dev = mt7915_hw_dev(hw);
1273 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
1274
1275 if (enabled)
1276 set_bit(MT_WCID_FLAG_4ADDR, &msta->wcid.flags);
1277 else
1278 clear_bit(MT_WCID_FLAG_4ADDR, &msta->wcid.flags);
1279
1280 if (!msta->wcid.sta)
1281 return;
1282
1283 mt76_connac_mcu_wtbl_update_hdr_trans(&dev->mt76, vif, sta);
1284 }
1285
mt7915_sta_set_decap_offload(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_sta * sta,bool enabled)1286 static void mt7915_sta_set_decap_offload(struct ieee80211_hw *hw,
1287 struct ieee80211_vif *vif,
1288 struct ieee80211_sta *sta,
1289 bool enabled)
1290 {
1291 struct mt7915_dev *dev = mt7915_hw_dev(hw);
1292 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
1293
1294 if (enabled)
1295 set_bit(MT_WCID_FLAG_HDR_TRANS, &msta->wcid.flags);
1296 else
1297 clear_bit(MT_WCID_FLAG_HDR_TRANS, &msta->wcid.flags);
1298
1299 if (!msta->wcid.sta)
1300 return;
1301
1302 mt76_connac_mcu_wtbl_update_hdr_trans(&dev->mt76, vif, sta);
1303 }
1304
mt7915_sta_set_txpwr(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_sta * sta)1305 static int mt7915_sta_set_txpwr(struct ieee80211_hw *hw,
1306 struct ieee80211_vif *vif,
1307 struct ieee80211_sta *sta)
1308 {
1309 struct mt7915_phy *phy = mt7915_hw_phy(hw);
1310 struct mt7915_dev *dev = mt7915_hw_dev(hw);
1311 s16 txpower = sta->deflink.txpwr.power;
1312 int ret;
1313
1314 if (sta->deflink.txpwr.type == NL80211_TX_POWER_AUTOMATIC)
1315 txpower = 0;
1316
1317 mutex_lock(&dev->mt76.mutex);
1318
1319 /* NOTE: temporarily use 0 as minimum limit, which is a
1320 * global setting and will be applied to all stations.
1321 */
1322 ret = mt7915_mcu_set_txpower_frame_min(phy, 0);
1323 if (ret)
1324 goto out;
1325
1326 /* This only applies to data frames while pushing traffic,
1327 * whereas the management frames or other packets that are
1328 * using fixed rate can be configured via TxD.
1329 */
1330 ret = mt7915_mcu_set_txpower_frame(phy, vif, sta, txpower);
1331
1332 out:
1333 mutex_unlock(&dev->mt76.mutex);
1334
1335 return ret;
1336 }
1337
1338 static const char mt7915_gstrings_stats[][ETH_GSTRING_LEN] = {
1339 "tx_ampdu_cnt",
1340 "tx_stop_q_empty_cnt",
1341 "tx_mpdu_attempts",
1342 "tx_mpdu_success",
1343 "tx_rwp_fail_cnt",
1344 "tx_rwp_need_cnt",
1345 "tx_pkt_ebf_cnt",
1346 "tx_pkt_ibf_cnt",
1347 "tx_ampdu_len:0-1",
1348 "tx_ampdu_len:2-10",
1349 "tx_ampdu_len:11-19",
1350 "tx_ampdu_len:20-28",
1351 "tx_ampdu_len:29-37",
1352 "tx_ampdu_len:38-46",
1353 "tx_ampdu_len:47-55",
1354 "tx_ampdu_len:56-79",
1355 "tx_ampdu_len:80-103",
1356 "tx_ampdu_len:104-127",
1357 "tx_ampdu_len:128-151",
1358 "tx_ampdu_len:152-175",
1359 "tx_ampdu_len:176-199",
1360 "tx_ampdu_len:200-223",
1361 "tx_ampdu_len:224-247",
1362 "ba_miss_count",
1363 "tx_beamformer_ppdu_iBF",
1364 "tx_beamformer_ppdu_eBF",
1365 "tx_beamformer_rx_feedback_all",
1366 "tx_beamformer_rx_feedback_he",
1367 "tx_beamformer_rx_feedback_vht",
1368 "tx_beamformer_rx_feedback_ht",
1369 "tx_beamformer_rx_feedback_bw", /* zero based idx: 20, 40, 80, 160 */
1370 "tx_beamformer_rx_feedback_nc",
1371 "tx_beamformer_rx_feedback_nr",
1372 "tx_beamformee_ok_feedback_pkts",
1373 "tx_beamformee_feedback_trig",
1374 "tx_mu_beamforming",
1375 "tx_mu_mpdu",
1376 "tx_mu_successful_mpdu",
1377 "tx_su_successful_mpdu",
1378 "tx_msdu_pack_1",
1379 "tx_msdu_pack_2",
1380 "tx_msdu_pack_3",
1381 "tx_msdu_pack_4",
1382 "tx_msdu_pack_5",
1383 "tx_msdu_pack_6",
1384 "tx_msdu_pack_7",
1385 "tx_msdu_pack_8",
1386
1387 /* rx counters */
1388 "rx_fifo_full_cnt",
1389 "rx_mpdu_cnt",
1390 "channel_idle_cnt",
1391 "primary_cca_busy_time",
1392 "secondary_cca_busy_time",
1393 "primary_energy_detect_time",
1394 "cck_mdrdy_time",
1395 "ofdm_mdrdy_time",
1396 "green_mdrdy_time",
1397 "rx_vector_mismatch_cnt",
1398 "rx_delimiter_fail_cnt",
1399 "rx_mrdy_cnt",
1400 "rx_len_mismatch_cnt",
1401 "rx_ampdu_cnt",
1402 "rx_ampdu_bytes_cnt",
1403 "rx_ampdu_valid_subframe_cnt",
1404 "rx_ampdu_valid_subframe_b_cnt",
1405 "rx_pfdrop_cnt",
1406 "rx_vec_queue_overflow_drop_cnt",
1407 "rx_ba_cnt",
1408
1409 /* muru mu-mimo and ofdma related stats */
1410 "dl_cck_cnt",
1411 "dl_ofdm_cnt",
1412 "dl_htmix_cnt",
1413 "dl_htgf_cnt",
1414 "dl_vht_su_cnt",
1415 "dl_vht_2mu_cnt",
1416 "dl_vht_3mu_cnt",
1417 "dl_vht_4mu_cnt",
1418 "dl_he_su_cnt",
1419 "dl_he_ext_su_cnt",
1420 "dl_he_2ru_cnt",
1421 "dl_he_2mu_cnt",
1422 "dl_he_3ru_cnt",
1423 "dl_he_3mu_cnt",
1424 "dl_he_4ru_cnt",
1425 "dl_he_4mu_cnt",
1426 "dl_he_5to8ru_cnt",
1427 "dl_he_9to16ru_cnt",
1428 "dl_he_gtr16ru_cnt",
1429
1430 "ul_hetrig_su_cnt",
1431 "ul_hetrig_2ru_cnt",
1432 "ul_hetrig_3ru_cnt",
1433 "ul_hetrig_4ru_cnt",
1434 "ul_hetrig_5to8ru_cnt",
1435 "ul_hetrig_9to16ru_cnt",
1436 "ul_hetrig_gtr16ru_cnt",
1437 "ul_hetrig_2mu_cnt",
1438 "ul_hetrig_3mu_cnt",
1439 "ul_hetrig_4mu_cnt",
1440
1441 /* per vif counters */
1442 "v_tx_mode_cck",
1443 "v_tx_mode_ofdm",
1444 "v_tx_mode_ht",
1445 "v_tx_mode_ht_gf",
1446 "v_tx_mode_vht",
1447 "v_tx_mode_he_su",
1448 "v_tx_mode_he_ext_su",
1449 "v_tx_mode_he_tb",
1450 "v_tx_mode_he_mu",
1451 "v_tx_bw_20",
1452 "v_tx_bw_40",
1453 "v_tx_bw_80",
1454 "v_tx_bw_160",
1455 "v_tx_mcs_0",
1456 "v_tx_mcs_1",
1457 "v_tx_mcs_2",
1458 "v_tx_mcs_3",
1459 "v_tx_mcs_4",
1460 "v_tx_mcs_5",
1461 "v_tx_mcs_6",
1462 "v_tx_mcs_7",
1463 "v_tx_mcs_8",
1464 "v_tx_mcs_9",
1465 "v_tx_mcs_10",
1466 "v_tx_mcs_11",
1467 "v_tx_nss_1",
1468 "v_tx_nss_2",
1469 "v_tx_nss_3",
1470 "v_tx_nss_4",
1471 };
1472
1473 #define MT7915_SSTATS_LEN ARRAY_SIZE(mt7915_gstrings_stats)
1474
1475 /* Ethtool related API */
1476 static
mt7915_get_et_strings(struct ieee80211_hw * hw,struct ieee80211_vif * vif,u32 sset,u8 * data)1477 void mt7915_get_et_strings(struct ieee80211_hw *hw,
1478 struct ieee80211_vif *vif,
1479 u32 sset, u8 *data)
1480 {
1481 if (sset != ETH_SS_STATS)
1482 return;
1483
1484 memcpy(data, mt7915_gstrings_stats, sizeof(mt7915_gstrings_stats));
1485 data += sizeof(mt7915_gstrings_stats);
1486 page_pool_ethtool_stats_get_strings(data);
1487 }
1488
1489 static
mt7915_get_et_sset_count(struct ieee80211_hw * hw,struct ieee80211_vif * vif,int sset)1490 int mt7915_get_et_sset_count(struct ieee80211_hw *hw,
1491 struct ieee80211_vif *vif, int sset)
1492 {
1493 if (sset != ETH_SS_STATS)
1494 return 0;
1495
1496 return MT7915_SSTATS_LEN + page_pool_ethtool_stats_get_count();
1497 }
1498
mt7915_ethtool_worker(void * wi_data,struct ieee80211_sta * sta)1499 static void mt7915_ethtool_worker(void *wi_data, struct ieee80211_sta *sta)
1500 {
1501 struct mt76_ethtool_worker_info *wi = wi_data;
1502 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
1503
1504 if (msta->vif->mt76.idx != wi->idx)
1505 return;
1506
1507 mt76_ethtool_worker(wi, &msta->wcid.stats, false);
1508 }
1509
1510 static
mt7915_get_et_stats(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ethtool_stats * stats,u64 * data)1511 void mt7915_get_et_stats(struct ieee80211_hw *hw,
1512 struct ieee80211_vif *vif,
1513 struct ethtool_stats *stats, u64 *data)
1514 {
1515 struct mt7915_dev *dev = mt7915_hw_dev(hw);
1516 struct mt7915_phy *phy = mt7915_hw_phy(hw);
1517 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
1518 struct mt76_mib_stats *mib = &phy->mib;
1519 struct mt76_ethtool_worker_info wi = {
1520 .data = data,
1521 .idx = mvif->mt76.idx,
1522 };
1523 /* See mt7915_ampdu_stat_read_phy, etc */
1524 int i, ei = 0, stats_size;
1525
1526 mutex_lock(&dev->mt76.mutex);
1527
1528 mt7915_mac_update_stats(phy);
1529
1530 data[ei++] = mib->tx_ampdu_cnt;
1531 data[ei++] = mib->tx_stop_q_empty_cnt;
1532 data[ei++] = mib->tx_mpdu_attempts_cnt;
1533 data[ei++] = mib->tx_mpdu_success_cnt;
1534 data[ei++] = mib->tx_rwp_fail_cnt;
1535 data[ei++] = mib->tx_rwp_need_cnt;
1536 data[ei++] = mib->tx_pkt_ebf_cnt;
1537 data[ei++] = mib->tx_pkt_ibf_cnt;
1538
1539 /* Tx ampdu stat */
1540 for (i = 0; i < 15 /*ARRAY_SIZE(bound)*/; i++)
1541 data[ei++] = phy->mt76->aggr_stats[i];
1542
1543 data[ei++] = phy->mib.ba_miss_cnt;
1544
1545 /* Tx Beamformer monitor */
1546 data[ei++] = mib->tx_bf_ibf_ppdu_cnt;
1547 data[ei++] = mib->tx_bf_ebf_ppdu_cnt;
1548
1549 /* Tx Beamformer Rx feedback monitor */
1550 data[ei++] = mib->tx_bf_rx_fb_all_cnt;
1551 data[ei++] = mib->tx_bf_rx_fb_he_cnt;
1552 data[ei++] = mib->tx_bf_rx_fb_vht_cnt;
1553 data[ei++] = mib->tx_bf_rx_fb_ht_cnt;
1554
1555 data[ei++] = mib->tx_bf_rx_fb_bw;
1556 data[ei++] = mib->tx_bf_rx_fb_nc_cnt;
1557 data[ei++] = mib->tx_bf_rx_fb_nr_cnt;
1558
1559 /* Tx Beamformee Rx NDPA & Tx feedback report */
1560 data[ei++] = mib->tx_bf_fb_cpl_cnt;
1561 data[ei++] = mib->tx_bf_fb_trig_cnt;
1562
1563 /* Tx SU & MU counters */
1564 data[ei++] = mib->tx_bf_cnt;
1565 data[ei++] = mib->tx_mu_mpdu_cnt;
1566 data[ei++] = mib->tx_mu_acked_mpdu_cnt;
1567 data[ei++] = mib->tx_su_acked_mpdu_cnt;
1568
1569 /* Tx amsdu info (pack-count histogram) */
1570 for (i = 0; i < ARRAY_SIZE(mib->tx_amsdu); i++)
1571 data[ei++] = mib->tx_amsdu[i];
1572
1573 /* rx counters */
1574 data[ei++] = mib->rx_fifo_full_cnt;
1575 data[ei++] = mib->rx_mpdu_cnt;
1576 data[ei++] = mib->channel_idle_cnt;
1577 data[ei++] = mib->primary_cca_busy_time;
1578 data[ei++] = mib->secondary_cca_busy_time;
1579 data[ei++] = mib->primary_energy_detect_time;
1580 data[ei++] = mib->cck_mdrdy_time;
1581 data[ei++] = mib->ofdm_mdrdy_time;
1582 data[ei++] = mib->green_mdrdy_time;
1583 data[ei++] = mib->rx_vector_mismatch_cnt;
1584 data[ei++] = mib->rx_delimiter_fail_cnt;
1585 data[ei++] = mib->rx_mrdy_cnt;
1586 data[ei++] = mib->rx_len_mismatch_cnt;
1587 data[ei++] = mib->rx_ampdu_cnt;
1588 data[ei++] = mib->rx_ampdu_bytes_cnt;
1589 data[ei++] = mib->rx_ampdu_valid_subframe_cnt;
1590 data[ei++] = mib->rx_ampdu_valid_subframe_bytes_cnt;
1591 data[ei++] = mib->rx_pfdrop_cnt;
1592 data[ei++] = mib->rx_vec_queue_overflow_drop_cnt;
1593 data[ei++] = mib->rx_ba_cnt;
1594
1595 data[ei++] = mib->dl_cck_cnt;
1596 data[ei++] = mib->dl_ofdm_cnt;
1597 data[ei++] = mib->dl_htmix_cnt;
1598 data[ei++] = mib->dl_htgf_cnt;
1599 data[ei++] = mib->dl_vht_su_cnt;
1600 data[ei++] = mib->dl_vht_2mu_cnt;
1601 data[ei++] = mib->dl_vht_3mu_cnt;
1602 data[ei++] = mib->dl_vht_4mu_cnt;
1603 data[ei++] = mib->dl_he_su_cnt;
1604 data[ei++] = mib->dl_he_ext_su_cnt;
1605 data[ei++] = mib->dl_he_2ru_cnt;
1606 data[ei++] = mib->dl_he_2mu_cnt;
1607 data[ei++] = mib->dl_he_3ru_cnt;
1608 data[ei++] = mib->dl_he_3mu_cnt;
1609 data[ei++] = mib->dl_he_4ru_cnt;
1610 data[ei++] = mib->dl_he_4mu_cnt;
1611 data[ei++] = mib->dl_he_5to8ru_cnt;
1612 data[ei++] = mib->dl_he_9to16ru_cnt;
1613 data[ei++] = mib->dl_he_gtr16ru_cnt;
1614
1615 data[ei++] = mib->ul_hetrig_su_cnt;
1616 data[ei++] = mib->ul_hetrig_2ru_cnt;
1617 data[ei++] = mib->ul_hetrig_3ru_cnt;
1618 data[ei++] = mib->ul_hetrig_4ru_cnt;
1619 data[ei++] = mib->ul_hetrig_5to8ru_cnt;
1620 data[ei++] = mib->ul_hetrig_9to16ru_cnt;
1621 data[ei++] = mib->ul_hetrig_gtr16ru_cnt;
1622 data[ei++] = mib->ul_hetrig_2mu_cnt;
1623 data[ei++] = mib->ul_hetrig_3mu_cnt;
1624 data[ei++] = mib->ul_hetrig_4mu_cnt;
1625
1626 /* Add values for all stations owned by this vif */
1627 wi.initial_stat_idx = ei;
1628 ieee80211_iterate_stations_atomic(hw, mt7915_ethtool_worker, &wi);
1629
1630 mutex_unlock(&dev->mt76.mutex);
1631
1632 if (wi.sta_count == 0)
1633 return;
1634
1635 ei += wi.worker_stat_count;
1636
1637 mt76_ethtool_page_pool_stats(&dev->mt76, &data[ei], &ei);
1638
1639 stats_size = MT7915_SSTATS_LEN + page_pool_ethtool_stats_get_count();
1640 if (ei != stats_size)
1641 dev_err(dev->mt76.dev, "ei: %d size: %d", ei, stats_size);
1642 }
1643
1644 static void
mt7915_twt_teardown_request(struct ieee80211_hw * hw,struct ieee80211_sta * sta,u8 flowid)1645 mt7915_twt_teardown_request(struct ieee80211_hw *hw,
1646 struct ieee80211_sta *sta,
1647 u8 flowid)
1648 {
1649 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
1650 struct mt7915_dev *dev = mt7915_hw_dev(hw);
1651
1652 mutex_lock(&dev->mt76.mutex);
1653 mt7915_mac_twt_teardown_flow(dev, msta, flowid);
1654 mutex_unlock(&dev->mt76.mutex);
1655 }
1656
1657 static int
mt7915_set_frag_threshold(struct ieee80211_hw * hw,u32 val)1658 mt7915_set_frag_threshold(struct ieee80211_hw *hw, u32 val)
1659 {
1660 return 0;
1661 }
1662
1663 static int
mt7915_set_radar_background(struct ieee80211_hw * hw,struct cfg80211_chan_def * chandef)1664 mt7915_set_radar_background(struct ieee80211_hw *hw,
1665 struct cfg80211_chan_def *chandef)
1666 {
1667 struct mt7915_phy *phy = mt7915_hw_phy(hw);
1668 struct mt7915_dev *dev = phy->dev;
1669 int ret = -EINVAL;
1670 bool running;
1671
1672 mutex_lock(&dev->mt76.mutex);
1673
1674 if (dev->mt76.region == NL80211_DFS_UNSET)
1675 goto out;
1676
1677 if (dev->rdd2_phy && dev->rdd2_phy != phy) {
1678 /* rdd2 is already locked */
1679 ret = -EBUSY;
1680 goto out;
1681 }
1682
1683 /* rdd2 already configured on a radar channel */
1684 running = dev->rdd2_phy &&
1685 cfg80211_chandef_valid(&dev->rdd2_chandef) &&
1686 !!(dev->rdd2_chandef.chan->flags & IEEE80211_CHAN_RADAR);
1687
1688 if (!chandef || running ||
1689 !(chandef->chan->flags & IEEE80211_CHAN_RADAR)) {
1690 ret = mt7915_mcu_rdd_background_enable(phy, NULL);
1691 if (ret)
1692 goto out;
1693
1694 if (!running)
1695 goto update_phy;
1696 }
1697
1698 ret = mt7915_mcu_rdd_background_enable(phy, chandef);
1699 if (ret)
1700 goto out;
1701
1702 update_phy:
1703 dev->rdd2_phy = chandef ? phy : NULL;
1704 if (chandef)
1705 dev->rdd2_chandef = *chandef;
1706 out:
1707 mutex_unlock(&dev->mt76.mutex);
1708
1709 return ret;
1710 }
1711
1712 #ifdef CONFIG_NET_MEDIATEK_SOC_WED
1713 static int
mt7915_net_fill_forward_path(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_sta * sta,struct net_device_path_ctx * ctx,struct net_device_path * path)1714 mt7915_net_fill_forward_path(struct ieee80211_hw *hw,
1715 struct ieee80211_vif *vif,
1716 struct ieee80211_sta *sta,
1717 struct net_device_path_ctx *ctx,
1718 struct net_device_path *path)
1719 {
1720 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
1721 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
1722 struct mt7915_dev *dev = mt7915_hw_dev(hw);
1723 struct mt7915_phy *phy = mt7915_hw_phy(hw);
1724 struct mtk_wed_device *wed = &dev->mt76.mmio.wed;
1725
1726 if (!mtk_wed_device_active(wed))
1727 return -ENODEV;
1728
1729 if (msta->wcid.idx > 0xff)
1730 return -EIO;
1731
1732 path->type = DEV_PATH_MTK_WDMA;
1733 path->dev = ctx->dev;
1734 path->mtk_wdma.wdma_idx = wed->wdma_idx;
1735 path->mtk_wdma.bss = mvif->mt76.idx;
1736 path->mtk_wdma.wcid = is_mt7915(&dev->mt76) ? msta->wcid.idx : 0x3ff;
1737 path->mtk_wdma.queue = phy != &dev->phy;
1738
1739 ctx->dev = NULL;
1740
1741 return 0;
1742 }
1743 #endif
1744
1745 static void
mt7915_reconfig_complete(struct ieee80211_hw * hw,enum ieee80211_reconfig_type reconfig_type)1746 mt7915_reconfig_complete(struct ieee80211_hw *hw,
1747 enum ieee80211_reconfig_type reconfig_type)
1748 {
1749 struct mt7915_phy *phy = mt7915_hw_phy(hw);
1750
1751 ieee80211_wake_queues(hw);
1752 ieee80211_queue_delayed_work(hw, &phy->mt76->mac_work,
1753 MT7915_WATCHDOG_TIME);
1754 }
1755
1756 const struct ieee80211_ops mt7915_ops = {
1757 .add_chanctx = ieee80211_emulate_add_chanctx,
1758 .remove_chanctx = ieee80211_emulate_remove_chanctx,
1759 .change_chanctx = ieee80211_emulate_change_chanctx,
1760 .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx,
1761 .tx = mt7915_tx,
1762 .start = mt7915_start,
1763 .stop = mt7915_stop,
1764 .add_interface = mt7915_add_interface,
1765 .remove_interface = mt7915_remove_interface,
1766 .config = mt7915_config,
1767 .conf_tx = mt7915_conf_tx,
1768 .configure_filter = mt7915_configure_filter,
1769 .bss_info_changed = mt7915_bss_info_changed,
1770 .start_ap = mt7915_start_ap,
1771 .stop_ap = mt7915_stop_ap,
1772 .sta_state = mt76_sta_state,
1773 .sta_pre_rcu_remove = mt76_sta_pre_rcu_remove,
1774 .link_sta_rc_update = mt7915_sta_rc_update,
1775 .set_key = mt7915_set_key,
1776 .ampdu_action = mt7915_ampdu_action,
1777 .set_rts_threshold = mt7915_set_rts_threshold,
1778 .wake_tx_queue = mt76_wake_tx_queue,
1779 .sw_scan_start = mt76_sw_scan,
1780 .sw_scan_complete = mt76_sw_scan_complete,
1781 .release_buffered_frames = mt76_release_buffered_frames,
1782 .get_txpower = mt76_get_txpower,
1783 .set_sar_specs = mt7915_set_sar_specs,
1784 .channel_switch_beacon = mt7915_channel_switch_beacon,
1785 .get_stats = mt7915_get_stats,
1786 .get_et_sset_count = mt7915_get_et_sset_count,
1787 .get_et_stats = mt7915_get_et_stats,
1788 .get_et_strings = mt7915_get_et_strings,
1789 .get_tsf = mt7915_get_tsf,
1790 .set_tsf = mt7915_set_tsf,
1791 .offset_tsf = mt7915_offset_tsf,
1792 .get_survey = mt76_get_survey,
1793 .get_antenna = mt76_get_antenna,
1794 .set_antenna = mt7915_set_antenna,
1795 .set_bitrate_mask = mt7915_set_bitrate_mask,
1796 .set_coverage_class = mt7915_set_coverage_class,
1797 .sta_statistics = mt7915_sta_statistics,
1798 .sta_set_txpwr = mt7915_sta_set_txpwr,
1799 .sta_set_4addr = mt7915_sta_set_4addr,
1800 .sta_set_decap_offload = mt7915_sta_set_decap_offload,
1801 .add_twt_setup = mt7915_mac_add_twt_setup,
1802 .twt_teardown_request = mt7915_twt_teardown_request,
1803 .set_frag_threshold = mt7915_set_frag_threshold,
1804 CFG80211_TESTMODE_CMD(mt76_testmode_cmd)
1805 CFG80211_TESTMODE_DUMP(mt76_testmode_dump)
1806 #ifdef CONFIG_MAC80211_DEBUGFS
1807 .sta_add_debugfs = mt7915_sta_add_debugfs,
1808 #endif
1809 .set_radar_background = mt7915_set_radar_background,
1810 #ifdef CONFIG_NET_MEDIATEK_SOC_WED
1811 .net_fill_forward_path = mt7915_net_fill_forward_path,
1812 .net_setup_tc = mt76_wed_net_setup_tc,
1813 #endif
1814 .reconfig_complete = mt7915_reconfig_complete,
1815 };
1816