blob: a9c9b97d173e037d6cc48e0e2f323e9f84a4f99d [file] [log] [blame]
developerb11a5392022-03-31 00:34:47 +08001// SPDX-License-Identifier: ISC
2/* Copyright (C) 2019 MediaTek Inc.
3 *
4 * Author: Roy Luo <royluo@google.com>
5 * Ryder Lee <ryder.lee@mediatek.com>
6 * Felix Fietkau <nbd@nbd.name>
7 * Lorenzo Bianconi <lorenzo@kernel.org>
8 */
9
10#include <linux/etherdevice.h>
11#include <linux/module.h>
12#include "mt7615.h"
13#include "mcu.h"
14
15static bool mt7615_dev_running(struct mt7615_dev *dev)
16{
17 struct mt7615_phy *phy;
18
19 if (test_bit(MT76_STATE_RUNNING, &dev->mphy.state))
20 return true;
21
22 phy = mt7615_ext_phy(dev);
23
24 return phy && test_bit(MT76_STATE_RUNNING, &phy->mt76->state);
25}
26
27static int mt7615_start(struct ieee80211_hw *hw)
28{
29 struct mt7615_dev *dev = mt7615_hw_dev(hw);
30 struct mt7615_phy *phy = mt7615_hw_phy(hw);
31 unsigned long timeout;
32 bool running;
33 int ret;
34
35 if (!mt7615_wait_for_mcu_init(dev))
36 return -EIO;
37
38 mt7615_mutex_acquire(dev);
39
40 running = mt7615_dev_running(dev);
41
42 if (!running) {
43 ret = mt7615_mcu_set_pm(dev, 0, 0);
44 if (ret)
45 goto out;
46
47 ret = mt76_connac_mcu_set_mac_enable(&dev->mt76, 0, true, false);
48 if (ret)
49 goto out;
50
51 mt7615_mac_enable_nf(dev, 0);
52 }
53
54 if (phy != &dev->phy) {
55 ret = mt7615_mcu_set_pm(dev, 1, 0);
56 if (ret)
57 goto out;
58
59 ret = mt76_connac_mcu_set_mac_enable(&dev->mt76, 1, true, false);
60 if (ret)
61 goto out;
62
63 mt7615_mac_enable_nf(dev, 1);
64 }
65
66 if (mt7615_firmware_offload(dev)) {
67 ret = mt76_connac_mcu_set_channel_domain(phy->mt76);
68 if (ret)
69 goto out;
70
71 ret = mt76_connac_mcu_set_rate_txpower(phy->mt76);
72 if (ret)
73 goto out;
74 }
75
76 ret = mt7615_mcu_set_chan_info(phy, MCU_EXT_CMD(SET_RX_PATH));
77 if (ret)
78 goto out;
79
80 set_bit(MT76_STATE_RUNNING, &phy->mt76->state);
81
82 timeout = mt7615_get_macwork_timeout(dev);
83 ieee80211_queue_delayed_work(hw, &phy->mt76->mac_work, timeout);
84
85 if (!running)
86 mt7615_mac_reset_counters(dev);
87
88out:
89 mt7615_mutex_release(dev);
90
91 return ret;
92}
93
94static void mt7615_stop(struct ieee80211_hw *hw)
95{
96 struct mt7615_dev *dev = mt7615_hw_dev(hw);
97 struct mt7615_phy *phy = mt7615_hw_phy(hw);
98
99 cancel_delayed_work_sync(&phy->mt76->mac_work);
100 del_timer_sync(&phy->roc_timer);
101 cancel_work_sync(&phy->roc_work);
102
103 cancel_delayed_work_sync(&dev->pm.ps_work);
104 cancel_work_sync(&dev->pm.wake_work);
105
106 mt76_connac_free_pending_tx_skbs(&dev->pm, NULL);
107
108 mt7615_mutex_acquire(dev);
109
110 mt76_testmode_reset(phy->mt76, true);
111
112 clear_bit(MT76_STATE_RUNNING, &phy->mt76->state);
113 cancel_delayed_work_sync(&phy->scan_work);
114
115 if (phy != &dev->phy) {
116 mt7615_mcu_set_pm(dev, 1, 1);
117 mt76_connac_mcu_set_mac_enable(&dev->mt76, 1, false, false);
118 }
119
120 if (!mt7615_dev_running(dev)) {
121 mt7615_mcu_set_pm(dev, 0, 1);
122 mt76_connac_mcu_set_mac_enable(&dev->mt76, 0, false, false);
123 }
124
125 mt7615_mutex_release(dev);
126}
127
128static inline int get_free_idx(u32 mask, u8 start, u8 end)
129{
130 return ffs(~mask & GENMASK(end, start));
131}
132
133static int get_omac_idx(enum nl80211_iftype type, u64 mask)
134{
135 int i;
136
137 switch (type) {
138 case NL80211_IFTYPE_STATION:
139 /* prefer hw bssid slot 1-3 */
140 i = get_free_idx(mask, HW_BSSID_1, HW_BSSID_3);
141 if (i)
142 return i - 1;
143
144 /* next, try to find a free repeater entry for the sta */
145 i = get_free_idx(mask >> REPEATER_BSSID_START, 0,
146 REPEATER_BSSID_MAX - REPEATER_BSSID_START);
147 if (i)
148 return i + 32 - 1;
149
150 i = get_free_idx(mask, EXT_BSSID_1, EXT_BSSID_MAX);
151 if (i)
152 return i - 1;
153
154 if (~mask & BIT(HW_BSSID_0))
155 return HW_BSSID_0;
156
157 break;
158 case NL80211_IFTYPE_ADHOC:
159 case NL80211_IFTYPE_MESH_POINT:
160 case NL80211_IFTYPE_MONITOR:
161 case NL80211_IFTYPE_AP:
162 /* ap uses hw bssid 0 and ext bssid */
163 if (~mask & BIT(HW_BSSID_0))
164 return HW_BSSID_0;
165
166 i = get_free_idx(mask, EXT_BSSID_1, EXT_BSSID_MAX);
167 if (i)
168 return i - 1;
169
170 break;
171 default:
172 WARN_ON(1);
173 break;
174 }
175
176 return -1;
177}
178
179static int mt7615_add_interface(struct ieee80211_hw *hw,
180 struct ieee80211_vif *vif)
181{
182 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
183 struct mt7615_dev *dev = mt7615_hw_dev(hw);
184 struct mt7615_phy *phy = mt7615_hw_phy(hw);
185 struct mt76_txq *mtxq;
186 bool ext_phy = phy != &dev->phy;
187 int idx, ret = 0;
188
189 mt7615_mutex_acquire(dev);
190
191 mt76_testmode_reset(phy->mt76, true);
192
193 if (vif->type == NL80211_IFTYPE_MONITOR &&
194 is_zero_ether_addr(vif->addr))
195 phy->monitor_vif = vif;
196
197 mvif->mt76.idx = __ffs64(~dev->mt76.vif_mask);
198 if (mvif->mt76.idx >= MT7615_MAX_INTERFACES) {
199 ret = -ENOSPC;
200 goto out;
201 }
202
203 idx = get_omac_idx(vif->type, dev->omac_mask);
204 if (idx < 0) {
205 ret = -ENOSPC;
206 goto out;
207 }
208 mvif->mt76.omac_idx = idx;
209
210 mvif->mt76.band_idx = ext_phy;
211 mvif->mt76.wmm_idx = vif->type != NL80211_IFTYPE_AP;
212 if (ext_phy)
213 mvif->mt76.wmm_idx += 2;
214
215 dev->mt76.vif_mask |= BIT_ULL(mvif->mt76.idx);
216 dev->omac_mask |= BIT_ULL(mvif->mt76.omac_idx);
217 phy->omac_mask |= BIT_ULL(mvif->mt76.omac_idx);
218
219 ret = mt7615_mcu_set_dbdc(dev);
220 if (ret)
221 goto out;
222
223 idx = MT7615_WTBL_RESERVED - mvif->mt76.idx;
224
225 INIT_LIST_HEAD(&mvif->sta.poll_list);
226 mvif->sta.wcid.idx = idx;
227 mvif->sta.wcid.ext_phy = mvif->mt76.band_idx;
228 mvif->sta.wcid.hw_key_idx = -1;
229 mt76_packet_id_init(&mvif->sta.wcid);
230
231 mt7615_mac_wtbl_update(dev, idx,
232 MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
233
234 rcu_assign_pointer(dev->mt76.wcid[idx], &mvif->sta.wcid);
235 if (vif->txq) {
236 mtxq = (struct mt76_txq *)vif->txq->drv_priv;
237 mtxq->wcid = idx;
238 }
239
240 ret = mt7615_mcu_add_dev_info(phy, vif, true);
241out:
242 mt7615_mutex_release(dev);
243
244 return ret;
245}
246
247static void mt7615_remove_interface(struct ieee80211_hw *hw,
248 struct ieee80211_vif *vif)
249{
250 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
251 struct mt7615_sta *msta = &mvif->sta;
252 struct mt7615_dev *dev = mt7615_hw_dev(hw);
253 struct mt7615_phy *phy = mt7615_hw_phy(hw);
254 int idx = msta->wcid.idx;
255
256 mt7615_mutex_acquire(dev);
257
258 mt7615_mcu_add_bss_info(phy, vif, NULL, false);
259 mt7615_mcu_sta_add(phy, vif, NULL, false);
260
261 mt76_testmode_reset(phy->mt76, true);
262 if (vif == phy->monitor_vif)
263 phy->monitor_vif = NULL;
264
265 mt76_connac_free_pending_tx_skbs(&dev->pm, &msta->wcid);
266
267 mt7615_mcu_add_dev_info(phy, vif, false);
268
269 rcu_assign_pointer(dev->mt76.wcid[idx], NULL);
270
271 dev->mt76.vif_mask &= ~BIT_ULL(mvif->mt76.idx);
272 dev->omac_mask &= ~BIT_ULL(mvif->mt76.omac_idx);
273 phy->omac_mask &= ~BIT_ULL(mvif->mt76.omac_idx);
274
275 mt7615_mutex_release(dev);
276
277 spin_lock_bh(&dev->sta_poll_lock);
278 if (!list_empty(&msta->poll_list))
279 list_del_init(&msta->poll_list);
280 spin_unlock_bh(&dev->sta_poll_lock);
281
282 mt76_packet_id_flush(&dev->mt76, &mvif->sta.wcid);
283}
284
285static void mt7615_init_dfs_state(struct mt7615_phy *phy)
286{
287 struct mt76_phy *mphy = phy->mt76;
288 struct ieee80211_hw *hw = mphy->hw;
289 struct cfg80211_chan_def *chandef = &hw->conf.chandef;
290
291 if (hw->conf.flags & IEEE80211_CONF_OFFCHANNEL)
292 return;
293
294 if (!(chandef->chan->flags & IEEE80211_CHAN_RADAR) &&
295 !(mphy->chandef.chan->flags & IEEE80211_CHAN_RADAR))
296 return;
297
298 if (mphy->chandef.chan->center_freq == chandef->chan->center_freq &&
299 mphy->chandef.width == chandef->width)
300 return;
301
302 phy->dfs_state = -1;
303}
304
305int mt7615_set_channel(struct mt7615_phy *phy)
306{
307 struct mt7615_dev *dev = phy->dev;
308 bool ext_phy = phy != &dev->phy;
309 int ret;
310
311 cancel_delayed_work_sync(&phy->mt76->mac_work);
312
313 mt7615_mutex_acquire(dev);
314
315 set_bit(MT76_RESET, &phy->mt76->state);
316
317 mt7615_init_dfs_state(phy);
318 mt76_set_channel(phy->mt76);
319
320 if (is_mt7615(&dev->mt76) && dev->flash_eeprom) {
321 ret = mt7615_mcu_apply_rx_dcoc(phy);
322 if (ret)
323 goto out;
324
325 ret = mt7615_mcu_apply_tx_dpd(phy);
326 if (ret)
327 goto out;
328 }
329
330 ret = mt7615_mcu_set_chan_info(phy, MCU_EXT_CMD(CHANNEL_SWITCH));
331 if (ret)
332 goto out;
333
334 mt7615_mac_set_timing(phy);
335 ret = mt7615_dfs_init_radar_detector(phy);
336 if (ret)
337 goto out;
338
339 mt7615_mac_cca_stats_reset(phy);
340 ret = mt7615_mcu_set_sku_en(phy, true);
341 if (ret)
342 goto out;
343
344 mt7615_mac_reset_counters(dev);
345 phy->noise = 0;
346 phy->chfreq = mt76_rr(dev, MT_CHFREQ(ext_phy));
347
348out:
349 clear_bit(MT76_RESET, &phy->mt76->state);
350
351 mt7615_mutex_release(dev);
352
353 mt76_worker_schedule(&dev->mt76.tx_worker);
354 if (!mt76_testmode_enabled(phy->mt76)) {
355 unsigned long timeout = mt7615_get_macwork_timeout(dev);
356
357 ieee80211_queue_delayed_work(phy->mt76->hw,
358 &phy->mt76->mac_work, timeout);
359 }
360
361 return ret;
362}
363
364static int mt7615_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
365 struct ieee80211_vif *vif, struct ieee80211_sta *sta,
366 struct ieee80211_key_conf *key)
367{
368 struct mt7615_dev *dev = mt7615_hw_dev(hw);
369 struct mt7615_phy *phy = mt7615_hw_phy(hw);
370 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
371 struct mt7615_sta *msta = sta ? (struct mt7615_sta *)sta->drv_priv :
372 &mvif->sta;
373 struct mt76_wcid *wcid = &msta->wcid;
374 int idx = key->keyidx, err = 0;
375 u8 *wcid_keyidx = &wcid->hw_key_idx;
376
377 /* The hardware does not support per-STA RX GTK, fallback
378 * to software mode for these.
379 */
380 if ((vif->type == NL80211_IFTYPE_ADHOC ||
381 vif->type == NL80211_IFTYPE_MESH_POINT) &&
382 (key->cipher == WLAN_CIPHER_SUITE_TKIP ||
383 key->cipher == WLAN_CIPHER_SUITE_CCMP) &&
384 !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE))
385 return -EOPNOTSUPP;
386
387 /* fall back to sw encryption for unsupported ciphers */
388 switch (key->cipher) {
389 case WLAN_CIPHER_SUITE_AES_CMAC:
390 wcid_keyidx = &wcid->hw_key_idx2;
391 key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIE;
392 break;
393 case WLAN_CIPHER_SUITE_TKIP:
394 case WLAN_CIPHER_SUITE_CCMP:
395 case WLAN_CIPHER_SUITE_CCMP_256:
396 case WLAN_CIPHER_SUITE_GCMP:
397 case WLAN_CIPHER_SUITE_GCMP_256:
398 case WLAN_CIPHER_SUITE_SMS4:
399 break;
400 case WLAN_CIPHER_SUITE_WEP40:
401 case WLAN_CIPHER_SUITE_WEP104:
402 default:
403 return -EOPNOTSUPP;
404 }
405
406 mt7615_mutex_acquire(dev);
407
408 if (cmd == SET_KEY && !sta && !mvif->mt76.cipher) {
409 mvif->mt76.cipher = mt76_connac_mcu_get_cipher(key->cipher);
410 mt7615_mcu_add_bss_info(phy, vif, NULL, true);
411 }
412
413 if (cmd == SET_KEY)
414 *wcid_keyidx = idx;
415 else if (idx == *wcid_keyidx)
416 *wcid_keyidx = -1;
417 else
418 goto out;
419
420 mt76_wcid_key_setup(&dev->mt76, wcid,
421 cmd == SET_KEY ? key : NULL);
422
423 if (mt76_is_mmio(&dev->mt76))
424 err = mt7615_mac_wtbl_set_key(dev, wcid, key, cmd);
425 else
426 err = __mt7615_mac_wtbl_set_key(dev, wcid, key, cmd);
427
428out:
429 mt7615_mutex_release(dev);
430
431 return err;
432}
433
434static int mt7615_set_sar_specs(struct ieee80211_hw *hw,
435 const struct cfg80211_sar_specs *sar)
436{
437 struct mt7615_phy *phy = mt7615_hw_phy(hw);
438 int err;
439
440 if (!cfg80211_chandef_valid(&phy->mt76->chandef))
441 return -EINVAL;
442
443 err = mt76_init_sar_power(hw, sar);
444 if (err)
445 return err;
446
447 if (mt7615_firmware_offload(phy->dev))
448 return mt76_connac_mcu_set_rate_txpower(phy->mt76);
449
450 ieee80211_stop_queues(hw);
451 err = mt7615_set_channel(phy);
452 ieee80211_wake_queues(hw);
453
454 return err;
455}
456
457static int mt7615_config(struct ieee80211_hw *hw, u32 changed)
458{
459 struct mt7615_dev *dev = mt7615_hw_dev(hw);
460 struct mt7615_phy *phy = mt7615_hw_phy(hw);
461 bool band = phy != &dev->phy;
462 int ret = 0;
463
464 if (changed & (IEEE80211_CONF_CHANGE_CHANNEL |
465 IEEE80211_CONF_CHANGE_POWER)) {
466#ifdef CONFIG_NL80211_TESTMODE
467 if (phy->mt76->test.state != MT76_TM_STATE_OFF) {
468 mt7615_mutex_acquire(dev);
469 mt76_testmode_reset(phy->mt76, false);
470 mt7615_mutex_release(dev);
471 }
472#endif
473 ieee80211_stop_queues(hw);
474 ret = mt7615_set_channel(phy);
475 ieee80211_wake_queues(hw);
476 }
477
478 mt7615_mutex_acquire(dev);
479
480 if (changed & IEEE80211_CONF_CHANGE_MONITOR) {
481 mt76_testmode_reset(phy->mt76, true);
482
483 if (!(hw->conf.flags & IEEE80211_CONF_MONITOR))
484 phy->rxfilter |= MT_WF_RFCR_DROP_OTHER_UC;
485 else
486 phy->rxfilter &= ~MT_WF_RFCR_DROP_OTHER_UC;
487
488 mt76_wr(dev, MT_WF_RFCR(band), phy->rxfilter);
489 }
490
491 mt7615_mutex_release(dev);
492
493 return ret;
494}
495
496static int
497mt7615_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u16 queue,
498 const struct ieee80211_tx_queue_params *params)
499{
500 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv;
501 struct mt7615_dev *dev = mt7615_hw_dev(hw);
502 int err;
503
504 mt7615_mutex_acquire(dev);
505
506 queue = mt7615_lmac_mapping(dev, queue);
507 queue += mvif->wmm_idx * MT7615_MAX_WMM_SETS;
508 err = mt7615_mcu_set_wmm(dev, queue, params);
509
510 mt7615_mutex_release(dev);
511
512 return err;
513}
514
515static void mt7615_configure_filter(struct ieee80211_hw *hw,
516 unsigned int changed_flags,
517 unsigned int *total_flags,
518 u64 multicast)
519{
520 struct mt7615_dev *dev = mt7615_hw_dev(hw);
521 struct mt7615_phy *phy = mt7615_hw_phy(hw);
522 bool band = phy != &dev->phy;
523
524 u32 ctl_flags = MT_WF_RFCR1_DROP_ACK |
525 MT_WF_RFCR1_DROP_BF_POLL |
526 MT_WF_RFCR1_DROP_BA |
527 MT_WF_RFCR1_DROP_CFEND |
528 MT_WF_RFCR1_DROP_CFACK;
529 u32 flags = 0;
530
531 mt7615_mutex_acquire(dev);
532
533#define MT76_FILTER(_flag, _hw) do { \
534 flags |= *total_flags & FIF_##_flag; \
535 phy->rxfilter &= ~(_hw); \
536 if (!mt76_testmode_enabled(phy->mt76)) \
537 phy->rxfilter |= !(flags & FIF_##_flag) * (_hw);\
538 } while (0)
539
540 phy->rxfilter &= ~(MT_WF_RFCR_DROP_OTHER_BSS |
541 MT_WF_RFCR_DROP_FRAME_REPORT |
542 MT_WF_RFCR_DROP_PROBEREQ |
543 MT_WF_RFCR_DROP_MCAST_FILTERED |
544 MT_WF_RFCR_DROP_MCAST |
545 MT_WF_RFCR_DROP_BCAST |
546 MT_WF_RFCR_DROP_DUPLICATE |
547 MT_WF_RFCR_DROP_A2_BSSID |
548 MT_WF_RFCR_DROP_UNWANTED_CTL |
549 MT_WF_RFCR_DROP_STBC_MULTI);
550
551 if (phy->n_beacon_vif || !mt7615_firmware_offload(dev))
552 phy->rxfilter &= ~MT_WF_RFCR_DROP_OTHER_BEACON;
553
554 MT76_FILTER(OTHER_BSS, MT_WF_RFCR_DROP_OTHER_TIM |
555 MT_WF_RFCR_DROP_A3_MAC |
556 MT_WF_RFCR_DROP_A3_BSSID);
557
558 MT76_FILTER(FCSFAIL, MT_WF_RFCR_DROP_FCSFAIL);
559
560 MT76_FILTER(CONTROL, MT_WF_RFCR_DROP_CTS |
561 MT_WF_RFCR_DROP_RTS |
562 MT_WF_RFCR_DROP_CTL_RSV |
563 MT_WF_RFCR_DROP_NDPA);
564
565 *total_flags = flags;
566 mt76_wr(dev, MT_WF_RFCR(band), phy->rxfilter);
567
568 if (*total_flags & FIF_CONTROL)
569 mt76_clear(dev, MT_WF_RFCR1(band), ctl_flags);
570 else
571 mt76_set(dev, MT_WF_RFCR1(band), ctl_flags);
572
573 mt7615_mutex_release(dev);
574}
575
576static void mt7615_bss_info_changed(struct ieee80211_hw *hw,
577 struct ieee80211_vif *vif,
578 struct ieee80211_bss_conf *info,
579 u32 changed)
580{
581 struct mt7615_dev *dev = mt7615_hw_dev(hw);
582 struct mt7615_phy *phy = mt7615_hw_phy(hw);
583
584 mt7615_mutex_acquire(dev);
585
586 if (changed & BSS_CHANGED_ERP_SLOT) {
587 int slottime = info->use_short_slot ? 9 : 20;
588
589 if (slottime != phy->slottime) {
590 phy->slottime = slottime;
591 mt7615_mac_set_timing(phy);
592 }
593 }
594
595 if (changed & BSS_CHANGED_BEACON_ENABLED && info->enable_beacon) {
596 mt7615_mcu_add_bss_info(phy, vif, NULL, true);
597 mt7615_mcu_sta_add(phy, vif, NULL, true);
598
599 if (mt7615_firmware_offload(dev) && vif->p2p)
600 mt76_connac_mcu_set_p2p_oppps(hw, vif);
601 }
602
603 if (changed & (BSS_CHANGED_BEACON |
604 BSS_CHANGED_BEACON_ENABLED))
605 mt7615_mcu_add_beacon(dev, hw, vif, info->enable_beacon);
606
607 if (changed & BSS_CHANGED_PS)
608 mt76_connac_mcu_set_vif_ps(&dev->mt76, vif);
609
610 if ((changed & BSS_CHANGED_ARP_FILTER) &&
611 mt7615_firmware_offload(dev)) {
612 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
613
614 mt76_connac_mcu_update_arp_filter(&dev->mt76, &mvif->mt76,
615 info);
616 }
617
618 if (changed & BSS_CHANGED_ASSOC)
619 mt7615_mac_set_beacon_filter(phy, vif, info->assoc);
620
621 mt7615_mutex_release(dev);
622}
623
624static void
625mt7615_channel_switch_beacon(struct ieee80211_hw *hw,
626 struct ieee80211_vif *vif,
627 struct cfg80211_chan_def *chandef)
628{
629 struct mt7615_dev *dev = mt7615_hw_dev(hw);
630
631 mt7615_mutex_acquire(dev);
632 mt7615_mcu_add_beacon(dev, hw, vif, true);
633 mt7615_mutex_release(dev);
634}
635
636int mt7615_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
637 struct ieee80211_sta *sta)
638{
639 struct mt7615_dev *dev = container_of(mdev, struct mt7615_dev, mt76);
640 struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv;
641 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
642 struct mt7615_phy *phy;
643 int idx, err;
644
645 idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT7615_WTBL_STA - 1);
646 if (idx < 0)
647 return -ENOSPC;
648
649 INIT_LIST_HEAD(&msta->poll_list);
650 msta->vif = mvif;
651 msta->wcid.sta = 1;
652 msta->wcid.idx = idx;
653 msta->wcid.ext_phy = mvif->mt76.band_idx;
654
655 phy = mvif->mt76.band_idx ? mt7615_ext_phy(dev) : &dev->phy;
656 err = mt76_connac_pm_wake(phy->mt76, &dev->pm);
657 if (err)
658 return err;
659
660 if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls) {
661 err = mt7615_mcu_add_bss_info(phy, vif, sta, true);
662 if (err)
663 return err;
664 }
665
666 mt7615_mac_wtbl_update(dev, idx,
667 MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
668 err = mt7615_mcu_sta_add(&dev->phy, vif, sta, true);
669 if (err)
670 return err;
671
672 mt76_connac_power_save_sched(phy->mt76, &dev->pm);
673
674 return err;
675}
676EXPORT_SYMBOL_GPL(mt7615_mac_sta_add);
677
678void mt7615_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
679 struct ieee80211_sta *sta)
680{
681 struct mt7615_dev *dev = container_of(mdev, struct mt7615_dev, mt76);
682 struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv;
683 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
684 struct mt7615_phy *phy;
685
686 mt76_connac_free_pending_tx_skbs(&dev->pm, &msta->wcid);
687
688 phy = mvif->mt76.band_idx ? mt7615_ext_phy(dev) : &dev->phy;
689 mt76_connac_pm_wake(phy->mt76, &dev->pm);
690
691 mt7615_mcu_sta_add(&dev->phy, vif, sta, false);
692 mt7615_mac_wtbl_update(dev, msta->wcid.idx,
693 MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
694 if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls)
695 mt7615_mcu_add_bss_info(phy, vif, sta, false);
696
697 spin_lock_bh(&dev->sta_poll_lock);
698 if (!list_empty(&msta->poll_list))
699 list_del_init(&msta->poll_list);
700 spin_unlock_bh(&dev->sta_poll_lock);
701
702 mt76_connac_power_save_sched(phy->mt76, &dev->pm);
703}
704EXPORT_SYMBOL_GPL(mt7615_mac_sta_remove);
705
706static void mt7615_sta_rate_tbl_update(struct ieee80211_hw *hw,
707 struct ieee80211_vif *vif,
708 struct ieee80211_sta *sta)
709{
710 struct mt7615_dev *dev = mt7615_hw_dev(hw);
711 struct mt7615_phy *phy = mt7615_hw_phy(hw);
712 struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv;
713 struct ieee80211_sta_rates *sta_rates = rcu_dereference(sta->rates);
714 int i;
715
716 if (!sta_rates)
717 return;
718
719 spin_lock_bh(&dev->mt76.lock);
720 for (i = 0; i < ARRAY_SIZE(msta->rates); i++) {
721 msta->rates[i].idx = sta_rates->rate[i].idx;
722 msta->rates[i].count = sta_rates->rate[i].count;
723 msta->rates[i].flags = sta_rates->rate[i].flags;
724
725 if (msta->rates[i].idx < 0 || !msta->rates[i].count)
726 break;
727 }
728 msta->n_rates = i;
729 if (mt76_connac_pm_ref(phy->mt76, &dev->pm)) {
730 mt7615_mac_set_rates(phy, msta, NULL, msta->rates);
731 mt76_connac_pm_unref(phy->mt76, &dev->pm);
732 }
733 spin_unlock_bh(&dev->mt76.lock);
734}
735
736void mt7615_tx_worker(struct mt76_worker *w)
737{
738 struct mt7615_dev *dev = container_of(w, struct mt7615_dev,
739 mt76.tx_worker);
740
741 if (!mt76_connac_pm_ref(&dev->mphy, &dev->pm)) {
742 queue_work(dev->mt76.wq, &dev->pm.wake_work);
743 return;
744 }
745
746 mt76_tx_worker_run(&dev->mt76);
747 mt76_connac_pm_unref(&dev->mphy, &dev->pm);
748}
749
750static void mt7615_tx(struct ieee80211_hw *hw,
751 struct ieee80211_tx_control *control,
752 struct sk_buff *skb)
753{
754 struct mt7615_dev *dev = mt7615_hw_dev(hw);
755 struct mt76_phy *mphy = hw->priv;
756 struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
757 struct ieee80211_vif *vif = info->control.vif;
758 struct mt76_wcid *wcid = &dev->mt76.global_wcid;
759 struct mt7615_sta *msta = NULL;
760 int qid;
761
762 if (control->sta) {
763 msta = (struct mt7615_sta *)control->sta->drv_priv;
764 wcid = &msta->wcid;
765 }
766
767 if (vif && !control->sta) {
768 struct mt7615_vif *mvif;
769
770 mvif = (struct mt7615_vif *)vif->drv_priv;
771 msta = &mvif->sta;
772 wcid = &msta->wcid;
773 }
774
775 if (mt76_connac_pm_ref(mphy, &dev->pm)) {
776 mt76_tx(mphy, control->sta, wcid, skb);
777 mt76_connac_pm_unref(mphy, &dev->pm);
778 return;
779 }
780
781 qid = skb_get_queue_mapping(skb);
782 if (qid >= MT_TXQ_PSD) {
783 qid = IEEE80211_AC_BE;
784 skb_set_queue_mapping(skb, qid);
785 }
786
787 mt76_connac_pm_queue_skb(hw, &dev->pm, wcid, skb);
788}
789
790static int mt7615_set_rts_threshold(struct ieee80211_hw *hw, u32 val)
791{
792 struct mt7615_dev *dev = mt7615_hw_dev(hw);
793 struct mt7615_phy *phy = mt7615_hw_phy(hw);
794 int err, band = phy != &dev->phy;
795
796 mt7615_mutex_acquire(dev);
797 err = mt76_connac_mcu_set_rts_thresh(&dev->mt76, val, band);
798 mt7615_mutex_release(dev);
799
800 return err;
801}
802
803static int
804mt7615_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
805 struct ieee80211_ampdu_params *params)
806{
807 enum ieee80211_ampdu_mlme_action action = params->action;
808 struct mt7615_dev *dev = mt7615_hw_dev(hw);
809 struct ieee80211_sta *sta = params->sta;
810 struct ieee80211_txq *txq = sta->txq[params->tid];
811 struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv;
812 u16 tid = params->tid;
813 u16 ssn = params->ssn;
814 struct mt76_txq *mtxq;
815 int ret = 0;
816
817 if (!txq)
818 return -EINVAL;
819
820 mtxq = (struct mt76_txq *)txq->drv_priv;
821
822 mt7615_mutex_acquire(dev);
823
824 switch (action) {
825 case IEEE80211_AMPDU_RX_START:
826 mt76_rx_aggr_start(&dev->mt76, &msta->wcid, tid, ssn,
827 params->buf_size);
828 ret = mt7615_mcu_add_rx_ba(dev, params, true);
829 break;
830 case IEEE80211_AMPDU_RX_STOP:
831 mt76_rx_aggr_stop(&dev->mt76, &msta->wcid, tid);
832 ret = mt7615_mcu_add_rx_ba(dev, params, false);
833 break;
834 case IEEE80211_AMPDU_TX_OPERATIONAL:
835 mtxq->aggr = true;
836 mtxq->send_bar = false;
837 ret = mt7615_mcu_add_tx_ba(dev, params, true);
838 ssn = mt7615_mac_get_sta_tid_sn(dev, msta->wcid.idx, tid);
839 ieee80211_send_bar(vif, sta->addr, tid,
840 IEEE80211_SN_TO_SEQ(ssn));
841 break;
842 case IEEE80211_AMPDU_TX_STOP_FLUSH:
843 case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT:
844 mtxq->aggr = false;
845 ret = mt7615_mcu_add_tx_ba(dev, params, false);
846 break;
847 case IEEE80211_AMPDU_TX_START:
848 ssn = mt7615_mac_get_sta_tid_sn(dev, msta->wcid.idx, tid);
849 params->ssn = ssn;
850 ret = IEEE80211_AMPDU_TX_START_IMMEDIATE;
851 break;
852 case IEEE80211_AMPDU_TX_STOP_CONT:
853 mtxq->aggr = false;
854 ret = mt7615_mcu_add_tx_ba(dev, params, false);
855 ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
856 break;
857 }
858 mt7615_mutex_release(dev);
859
860 return ret;
861}
862
863static int
864mt7615_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
865 struct ieee80211_sta *sta)
866{
867 return mt76_sta_state(hw, vif, sta, IEEE80211_STA_NOTEXIST,
868 IEEE80211_STA_NONE);
869}
870
871static int
872mt7615_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
873 struct ieee80211_sta *sta)
874{
875 return mt76_sta_state(hw, vif, sta, IEEE80211_STA_NONE,
876 IEEE80211_STA_NOTEXIST);
877}
878
879static int
880mt7615_get_stats(struct ieee80211_hw *hw,
881 struct ieee80211_low_level_stats *stats)
882{
883 struct mt7615_phy *phy = mt7615_hw_phy(hw);
884 struct mib_stats *mib = &phy->mib;
885
886 mt7615_mutex_acquire(phy->dev);
887
888 stats->dot11RTSSuccessCount = mib->rts_cnt;
889 stats->dot11RTSFailureCount = mib->rts_retries_cnt;
890 stats->dot11FCSErrorCount = mib->fcs_err_cnt;
891 stats->dot11ACKFailureCount = mib->ack_fail_cnt;
892
893 mt7615_mutex_release(phy->dev);
894
895 return 0;
896}
897
898static u64
899mt7615_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
900{
901 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
902 struct mt7615_dev *dev = mt7615_hw_dev(hw);
903 union {
904 u64 t64;
905 u32 t32[2];
906 } tsf;
907 u16 idx = mvif->mt76.omac_idx;
908 u32 reg;
909
910 idx = idx > HW_BSSID_MAX ? HW_BSSID_0 : idx;
911 reg = idx > 1 ? MT_LPON_TCR2(idx): MT_LPON_TCR0(idx);
912
913 mt7615_mutex_acquire(dev);
914
915 /* TSF read */
916 mt76_rmw(dev, reg, MT_LPON_TCR_MODE, MT_LPON_TCR_READ);
917 tsf.t32[0] = mt76_rr(dev, MT_LPON_UTTR0);
918 tsf.t32[1] = mt76_rr(dev, MT_LPON_UTTR1);
919
920 mt7615_mutex_release(dev);
921
922 return tsf.t64;
923}
924
925static void
926mt7615_set_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
927 u64 timestamp)
928{
929 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
930 struct mt7615_dev *dev = mt7615_hw_dev(hw);
931 union {
932 u64 t64;
933 u32 t32[2];
934 } tsf = { .t64 = timestamp, };
935 u16 idx = mvif->mt76.omac_idx;
936 u32 reg;
937
938 idx = idx > HW_BSSID_MAX ? HW_BSSID_0 : idx;
939 reg = idx > 1 ? MT_LPON_TCR2(idx): MT_LPON_TCR0(idx);
940
941 mt7615_mutex_acquire(dev);
942
943 mt76_wr(dev, MT_LPON_UTTR0, tsf.t32[0]);
944 mt76_wr(dev, MT_LPON_UTTR1, tsf.t32[1]);
945 /* TSF software overwrite */
946 mt76_rmw(dev, reg, MT_LPON_TCR_MODE, MT_LPON_TCR_WRITE);
947
948 mt7615_mutex_release(dev);
949}
950
951static void
952mt7615_offset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
953 s64 timestamp)
954{
955 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
956 struct mt7615_dev *dev = mt7615_hw_dev(hw);
957 union {
958 u64 t64;
959 u32 t32[2];
960 } tsf = { .t64 = timestamp, };
961 u16 idx = mvif->mt76.omac_idx;
962 u32 reg;
963
964 idx = idx > HW_BSSID_MAX ? HW_BSSID_0 : idx;
965 reg = idx > 1 ? MT_LPON_TCR2(idx): MT_LPON_TCR0(idx);
966
967 mt7615_mutex_acquire(dev);
968
969 mt76_wr(dev, MT_LPON_UTTR0, tsf.t32[0]);
970 mt76_wr(dev, MT_LPON_UTTR1, tsf.t32[1]);
971 /* TSF software adjust*/
972 mt76_rmw(dev, reg, MT_LPON_TCR_MODE, MT_LPON_TCR_ADJUST);
973
974 mt7615_mutex_release(dev);
975}
976
977static void
978mt7615_set_coverage_class(struct ieee80211_hw *hw, s16 coverage_class)
979{
980 struct mt7615_phy *phy = mt7615_hw_phy(hw);
981 struct mt7615_dev *dev = phy->dev;
982
983 mt7615_mutex_acquire(dev);
984 phy->coverage_class = max_t(s16, coverage_class, 0);
985 mt7615_mac_set_timing(phy);
986 mt7615_mutex_release(dev);
987}
988
989static int
990mt7615_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant)
991{
992 struct mt7615_dev *dev = mt7615_hw_dev(hw);
993 struct mt7615_phy *phy = mt7615_hw_phy(hw);
994 int max_nss = hweight8(hw->wiphy->available_antennas_tx);
995 bool ext_phy = phy != &dev->phy;
996
997 if (!tx_ant || tx_ant != rx_ant || ffs(tx_ant) > max_nss)
998 return -EINVAL;
999
1000 if ((BIT(hweight8(tx_ant)) - 1) != tx_ant)
1001 tx_ant = BIT(ffs(tx_ant) - 1) - 1;
1002
1003 mt7615_mutex_acquire(dev);
1004
1005 phy->mt76->antenna_mask = tx_ant;
1006 if (ext_phy) {
1007 if (dev->chainmask == 0xf)
1008 tx_ant <<= 2;
1009 else
1010 tx_ant <<= 1;
1011 }
1012 phy->mt76->chainmask = tx_ant;
1013
1014 mt76_set_stream_caps(phy->mt76, true);
1015
1016 mt7615_mutex_release(dev);
1017
1018 return 0;
1019}
1020
1021static void mt7615_roc_iter(void *priv, u8 *mac,
1022 struct ieee80211_vif *vif)
1023{
1024 struct mt7615_phy *phy = priv;
1025
1026 mt7615_mcu_set_roc(phy, vif, NULL, 0);
1027}
1028
1029void mt7615_roc_work(struct work_struct *work)
1030{
1031 struct mt7615_phy *phy;
1032
1033 phy = (struct mt7615_phy *)container_of(work, struct mt7615_phy,
1034 roc_work);
1035
1036 if (!test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state))
1037 return;
1038
1039 mt7615_mutex_acquire(phy->dev);
1040 ieee80211_iterate_active_interfaces(phy->mt76->hw,
1041 IEEE80211_IFACE_ITER_RESUME_ALL,
1042 mt7615_roc_iter, phy);
1043 mt7615_mutex_release(phy->dev);
1044 ieee80211_remain_on_channel_expired(phy->mt76->hw);
1045}
1046
1047void mt7615_roc_timer(struct timer_list *timer)
1048{
1049 struct mt7615_phy *phy = from_timer(phy, timer, roc_timer);
1050
1051 ieee80211_queue_work(phy->mt76->hw, &phy->roc_work);
1052}
1053
1054void mt7615_scan_work(struct work_struct *work)
1055{
1056 struct mt7615_phy *phy;
1057
1058 phy = (struct mt7615_phy *)container_of(work, struct mt7615_phy,
1059 scan_work.work);
1060
1061 while (true) {
1062 struct mt7615_mcu_rxd *rxd;
1063 struct sk_buff *skb;
1064
1065 spin_lock_bh(&phy->dev->mt76.lock);
1066 skb = __skb_dequeue(&phy->scan_event_list);
1067 spin_unlock_bh(&phy->dev->mt76.lock);
1068
1069 if (!skb)
1070 break;
1071
1072 rxd = (struct mt7615_mcu_rxd *)skb->data;
1073 if (rxd->eid == MCU_EVENT_SCHED_SCAN_DONE) {
1074 ieee80211_sched_scan_results(phy->mt76->hw);
1075 } else if (test_and_clear_bit(MT76_HW_SCANNING,
1076 &phy->mt76->state)) {
1077 struct cfg80211_scan_info info = {
1078 .aborted = false,
1079 };
1080
1081 ieee80211_scan_completed(phy->mt76->hw, &info);
1082 }
1083 dev_kfree_skb(skb);
1084 }
1085}
1086
1087static int
1088mt7615_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1089 struct ieee80211_scan_request *req)
1090{
1091 struct mt7615_dev *dev = mt7615_hw_dev(hw);
1092 struct mt76_phy *mphy = hw->priv;
1093 int err;
1094
1095 /* fall-back to sw-scan */
1096 if (!mt7615_firmware_offload(dev))
1097 return 1;
1098
1099 mt7615_mutex_acquire(dev);
1100 err = mt76_connac_mcu_hw_scan(mphy, vif, req);
1101 mt7615_mutex_release(dev);
1102
1103 return err;
1104}
1105
1106static void
1107mt7615_cancel_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
1108{
1109 struct mt7615_dev *dev = mt7615_hw_dev(hw);
1110 struct mt76_phy *mphy = hw->priv;
1111
1112 mt7615_mutex_acquire(dev);
1113 mt76_connac_mcu_cancel_hw_scan(mphy, vif);
1114 mt7615_mutex_release(dev);
1115}
1116
1117static int
1118mt7615_start_sched_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1119 struct cfg80211_sched_scan_request *req,
1120 struct ieee80211_scan_ies *ies)
1121{
1122 struct mt7615_dev *dev = mt7615_hw_dev(hw);
1123 struct mt76_phy *mphy = hw->priv;
1124 int err;
1125
1126 if (!mt7615_firmware_offload(dev))
1127 return -EOPNOTSUPP;
1128
1129 mt7615_mutex_acquire(dev);
1130
1131 err = mt76_connac_mcu_sched_scan_req(mphy, vif, req);
1132 if (err < 0)
1133 goto out;
1134
1135 err = mt76_connac_mcu_sched_scan_enable(mphy, vif, true);
1136out:
1137 mt7615_mutex_release(dev);
1138
1139 return err;
1140}
1141
1142static int
1143mt7615_stop_sched_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
1144{
1145 struct mt7615_dev *dev = mt7615_hw_dev(hw);
1146 struct mt76_phy *mphy = hw->priv;
1147 int err;
1148
1149 if (!mt7615_firmware_offload(dev))
1150 return -EOPNOTSUPP;
1151
1152 mt7615_mutex_acquire(dev);
1153 err = mt76_connac_mcu_sched_scan_enable(mphy, vif, false);
1154 mt7615_mutex_release(dev);
1155
1156 return err;
1157}
1158
1159static int mt7615_remain_on_channel(struct ieee80211_hw *hw,
1160 struct ieee80211_vif *vif,
1161 struct ieee80211_channel *chan,
1162 int duration,
1163 enum ieee80211_roc_type type)
1164{
1165 struct mt7615_phy *phy = mt7615_hw_phy(hw);
1166 int err;
1167
1168 if (test_and_set_bit(MT76_STATE_ROC, &phy->mt76->state))
1169 return 0;
1170
1171 mt7615_mutex_acquire(phy->dev);
1172
1173 err = mt7615_mcu_set_roc(phy, vif, chan, duration);
1174 if (err < 0) {
1175 clear_bit(MT76_STATE_ROC, &phy->mt76->state);
1176 goto out;
1177 }
1178
1179 if (!wait_event_timeout(phy->roc_wait, phy->roc_grant, HZ)) {
1180 mt7615_mcu_set_roc(phy, vif, NULL, 0);
1181 clear_bit(MT76_STATE_ROC, &phy->mt76->state);
1182 err = -ETIMEDOUT;
1183 }
1184
1185out:
1186 mt7615_mutex_release(phy->dev);
1187
1188 return err;
1189}
1190
1191static int mt7615_cancel_remain_on_channel(struct ieee80211_hw *hw,
1192 struct ieee80211_vif *vif)
1193{
1194 struct mt7615_phy *phy = mt7615_hw_phy(hw);
1195 int err;
1196
1197 if (!test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state))
1198 return 0;
1199
1200 del_timer_sync(&phy->roc_timer);
1201 cancel_work_sync(&phy->roc_work);
1202
1203 mt7615_mutex_acquire(phy->dev);
1204 err = mt7615_mcu_set_roc(phy, vif, NULL, 0);
1205 mt7615_mutex_release(phy->dev);
1206
1207 return err;
1208}
1209
1210static void mt7615_sta_set_decap_offload(struct ieee80211_hw *hw,
1211 struct ieee80211_vif *vif,
1212 struct ieee80211_sta *sta,
1213 bool enabled)
1214{
1215 struct mt7615_dev *dev = mt7615_hw_dev(hw);
1216 struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv;
1217
1218 if (enabled)
1219 set_bit(MT_WCID_FLAG_HDR_TRANS, &msta->wcid.flags);
1220 else
1221 clear_bit(MT_WCID_FLAG_HDR_TRANS, &msta->wcid.flags);
1222
1223 mt7615_mcu_set_sta_decap_offload(dev, vif, sta);
1224}
1225
1226#ifdef CONFIG_PM
1227static int mt7615_suspend(struct ieee80211_hw *hw,
1228 struct cfg80211_wowlan *wowlan)
1229{
1230 struct mt7615_phy *phy = mt7615_hw_phy(hw);
1231 struct mt7615_dev *dev = mt7615_hw_dev(hw);
1232 int err = 0;
1233
1234 cancel_delayed_work_sync(&dev->pm.ps_work);
1235 mt76_connac_free_pending_tx_skbs(&dev->pm, NULL);
1236
1237 mt7615_mutex_acquire(dev);
1238
1239 clear_bit(MT76_STATE_RUNNING, &phy->mt76->state);
1240 cancel_delayed_work_sync(&phy->scan_work);
1241 cancel_delayed_work_sync(&phy->mt76->mac_work);
1242
1243 set_bit(MT76_STATE_SUSPEND, &phy->mt76->state);
1244 ieee80211_iterate_active_interfaces(hw,
1245 IEEE80211_IFACE_ITER_RESUME_ALL,
1246 mt76_connac_mcu_set_suspend_iter,
1247 phy->mt76);
1248
1249 if (!mt7615_dev_running(dev))
1250 err = mt76_connac_mcu_set_hif_suspend(&dev->mt76, true);
1251
1252 mt7615_mutex_release(dev);
1253
1254 return err;
1255}
1256
1257static int mt7615_resume(struct ieee80211_hw *hw)
1258{
1259 struct mt7615_phy *phy = mt7615_hw_phy(hw);
1260 struct mt7615_dev *dev = mt7615_hw_dev(hw);
1261 unsigned long timeout;
1262 bool running;
1263
1264 mt7615_mutex_acquire(dev);
1265
1266 running = mt7615_dev_running(dev);
1267 set_bit(MT76_STATE_RUNNING, &phy->mt76->state);
1268
1269 if (!running) {
1270 int err;
1271
1272 err = mt76_connac_mcu_set_hif_suspend(&dev->mt76, false);
1273 if (err < 0) {
1274 mt7615_mutex_release(dev);
1275 return err;
1276 }
1277 }
1278
1279 clear_bit(MT76_STATE_SUSPEND, &phy->mt76->state);
1280 ieee80211_iterate_active_interfaces(hw,
1281 IEEE80211_IFACE_ITER_RESUME_ALL,
1282 mt76_connac_mcu_set_suspend_iter,
1283 phy->mt76);
1284
1285 timeout = mt7615_get_macwork_timeout(dev);
1286 ieee80211_queue_delayed_work(hw, &phy->mt76->mac_work, timeout);
1287
1288 mt7615_mutex_release(dev);
1289
1290 return 0;
1291}
1292
1293static void mt7615_set_wakeup(struct ieee80211_hw *hw, bool enabled)
1294{
1295 struct mt7615_dev *dev = mt7615_hw_dev(hw);
1296 struct mt76_dev *mdev = &dev->mt76;
1297
1298 device_set_wakeup_enable(mdev->dev, enabled);
1299}
1300
1301static void mt7615_set_rekey_data(struct ieee80211_hw *hw,
1302 struct ieee80211_vif *vif,
1303 struct cfg80211_gtk_rekey_data *data)
1304{
1305 struct mt7615_dev *dev = mt7615_hw_dev(hw);
1306
1307 mt7615_mutex_acquire(dev);
1308 mt76_connac_mcu_update_gtk_rekey(hw, vif, data);
1309 mt7615_mutex_release(dev);
1310}
1311#endif /* CONFIG_PM */
1312
1313const struct ieee80211_ops mt7615_ops = {
1314 .tx = mt7615_tx,
1315 .start = mt7615_start,
1316 .stop = mt7615_stop,
1317 .add_interface = mt7615_add_interface,
1318 .remove_interface = mt7615_remove_interface,
1319 .config = mt7615_config,
1320 .conf_tx = mt7615_conf_tx,
1321 .configure_filter = mt7615_configure_filter,
1322 .bss_info_changed = mt7615_bss_info_changed,
1323 .sta_add = mt7615_sta_add,
1324 .sta_remove = mt7615_sta_remove,
1325 .sta_pre_rcu_remove = mt76_sta_pre_rcu_remove,
1326 .set_key = mt7615_set_key,
1327 .sta_set_decap_offload = mt7615_sta_set_decap_offload,
1328 .ampdu_action = mt7615_ampdu_action,
1329 .set_rts_threshold = mt7615_set_rts_threshold,
1330 .wake_tx_queue = mt76_wake_tx_queue,
1331 .sta_rate_tbl_update = mt7615_sta_rate_tbl_update,
1332 .sw_scan_start = mt76_sw_scan,
1333 .sw_scan_complete = mt76_sw_scan_complete,
1334 .release_buffered_frames = mt76_release_buffered_frames,
1335 .get_txpower = mt76_get_txpower,
1336 .channel_switch_beacon = mt7615_channel_switch_beacon,
1337 .get_stats = mt7615_get_stats,
1338 .get_tsf = mt7615_get_tsf,
1339 .set_tsf = mt7615_set_tsf,
1340 .offset_tsf = mt7615_offset_tsf,
1341 .get_survey = mt76_get_survey,
1342 .get_antenna = mt76_get_antenna,
1343 .set_antenna = mt7615_set_antenna,
1344 .set_coverage_class = mt7615_set_coverage_class,
1345 .hw_scan = mt7615_hw_scan,
1346 .cancel_hw_scan = mt7615_cancel_hw_scan,
1347 .sched_scan_start = mt7615_start_sched_scan,
1348 .sched_scan_stop = mt7615_stop_sched_scan,
1349 .remain_on_channel = mt7615_remain_on_channel,
1350 .cancel_remain_on_channel = mt7615_cancel_remain_on_channel,
1351 CFG80211_TESTMODE_CMD(mt76_testmode_cmd)
1352 CFG80211_TESTMODE_DUMP(mt76_testmode_dump)
1353#ifdef CONFIG_PM
1354 .suspend = mt7615_suspend,
1355 .resume = mt7615_resume,
1356 .set_wakeup = mt7615_set_wakeup,
1357 .set_rekey_data = mt7615_set_rekey_data,
1358#endif /* CONFIG_PM */
1359 .set_sar_specs = mt7615_set_sar_specs,
1360};
1361EXPORT_SYMBOL_GPL(mt7615_ops);
1362
1363MODULE_LICENSE("Dual BSD/GPL");