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 <net/ipv6.h>
9 #include "mt7921.h"
10 #include "mcu.h"
11
12 static int
mt7921_init_he_caps(struct mt792x_phy * phy,enum nl80211_band band,struct ieee80211_sband_iftype_data * data)13 mt7921_init_he_caps(struct mt792x_phy *phy, enum nl80211_band band,
14 struct ieee80211_sband_iftype_data *data)
15 {
16 int i, idx = 0;
17 int nss = hweight8(phy->mt76->chainmask);
18 u16 mcs_map = 0;
19
20 for (i = 0; i < 8; i++) {
21 if (i < nss)
22 mcs_map |= (IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2));
23 else
24 mcs_map |= (IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2));
25 }
26
27 for (i = 0; i < NUM_NL80211_IFTYPES; i++) {
28 struct ieee80211_sta_he_cap *he_cap = &data[idx].he_cap;
29 struct ieee80211_he_cap_elem *he_cap_elem =
30 &he_cap->he_cap_elem;
31 struct ieee80211_he_mcs_nss_supp *he_mcs =
32 &he_cap->he_mcs_nss_supp;
33
34 switch (i) {
35 case NL80211_IFTYPE_STATION:
36 case NL80211_IFTYPE_AP:
37 break;
38 default:
39 continue;
40 }
41
42 data[idx].types_mask = BIT(i);
43 he_cap->has_he = true;
44
45 he_cap_elem->mac_cap_info[0] =
46 IEEE80211_HE_MAC_CAP0_HTC_HE;
47 he_cap_elem->mac_cap_info[3] =
48 IEEE80211_HE_MAC_CAP3_OMI_CONTROL |
49 IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3;
50 he_cap_elem->mac_cap_info[4] =
51 IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU;
52
53 if (band == NL80211_BAND_2GHZ)
54 he_cap_elem->phy_cap_info[0] =
55 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G;
56 else
57 he_cap_elem->phy_cap_info[0] =
58 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G;
59
60 he_cap_elem->phy_cap_info[1] =
61 IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD;
62 he_cap_elem->phy_cap_info[2] =
63 IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US |
64 IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ |
65 IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ |
66 IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO |
67 IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO;
68
69 switch (i) {
70 case NL80211_IFTYPE_AP:
71 he_cap_elem->mac_cap_info[2] |=
72 IEEE80211_HE_MAC_CAP2_BSR;
73 he_cap_elem->mac_cap_info[4] |=
74 IEEE80211_HE_MAC_CAP4_BQR;
75 he_cap_elem->mac_cap_info[5] |=
76 IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX;
77 he_cap_elem->phy_cap_info[3] |=
78 IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK |
79 IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK;
80 he_cap_elem->phy_cap_info[6] |=
81 IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE |
82 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT;
83 he_cap_elem->phy_cap_info[9] |=
84 IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU |
85 IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU;
86
87 if (is_mt7922(phy->mt76->dev)) {
88 he_cap_elem->phy_cap_info[0] |=
89 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G;
90 }
91 break;
92 case NL80211_IFTYPE_STATION:
93 he_cap_elem->mac_cap_info[1] |=
94 IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US;
95
96 if (band == NL80211_BAND_2GHZ)
97 he_cap_elem->phy_cap_info[0] |=
98 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G;
99 else
100 he_cap_elem->phy_cap_info[0] |=
101 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G;
102
103 he_cap_elem->phy_cap_info[1] |=
104 IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A |
105 IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US;
106 he_cap_elem->phy_cap_info[3] |=
107 IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK |
108 IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK;
109 he_cap_elem->phy_cap_info[4] |=
110 IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE |
111 IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4;
112 he_cap_elem->phy_cap_info[5] |=
113 IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK |
114 IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK;
115 he_cap_elem->phy_cap_info[6] |=
116 IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU |
117 IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU |
118 IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB |
119 IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE |
120 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT;
121 he_cap_elem->phy_cap_info[7] |=
122 IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP |
123 IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI;
124 he_cap_elem->phy_cap_info[8] |=
125 IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G |
126 IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484;
127 he_cap_elem->phy_cap_info[9] |=
128 IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM |
129 IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK |
130 IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU |
131 IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU |
132 IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB |
133 IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB;
134
135 if (is_mt7922(phy->mt76->dev)) {
136 he_cap_elem->phy_cap_info[0] |=
137 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G;
138 he_cap_elem->phy_cap_info[8] |=
139 IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU |
140 IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU;
141 }
142 break;
143 }
144
145 he_mcs->rx_mcs_80 = cpu_to_le16(mcs_map);
146 he_mcs->tx_mcs_80 = cpu_to_le16(mcs_map);
147 if (is_mt7922(phy->mt76->dev)) {
148 he_mcs->rx_mcs_160 = cpu_to_le16(mcs_map);
149 he_mcs->tx_mcs_160 = cpu_to_le16(mcs_map);
150 }
151
152 memset(he_cap->ppe_thres, 0, sizeof(he_cap->ppe_thres));
153 if (he_cap_elem->phy_cap_info[6] &
154 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) {
155 mt76_connac_gen_ppe_thresh(he_cap->ppe_thres, nss, band);
156 } else {
157 he_cap_elem->phy_cap_info[9] |=
158 u8_encode_bits(IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US,
159 IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK);
160 }
161
162 if (band == NL80211_BAND_6GHZ) {
163 struct ieee80211_supported_band *sband =
164 &phy->mt76->sband_5g.sband;
165 struct ieee80211_sta_vht_cap *vht_cap = &sband->vht_cap;
166 struct ieee80211_sta_ht_cap *ht_cap = &sband->ht_cap;
167 u32 exp;
168 u16 cap;
169
170 cap = u16_encode_bits(ht_cap->ampdu_density,
171 IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START);
172 exp = u32_get_bits(vht_cap->cap,
173 IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK);
174 cap |= u16_encode_bits(exp,
175 IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP);
176 exp = u32_get_bits(vht_cap->cap,
177 IEEE80211_VHT_CAP_MAX_MPDU_MASK);
178 cap |= u16_encode_bits(exp,
179 IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN);
180 if (vht_cap->cap & IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN)
181 cap |= IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS;
182 if (vht_cap->cap & IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN)
183 cap |= IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS;
184
185 data[idx].he_6ghz_capa.capa = cpu_to_le16(cap);
186 }
187 idx++;
188 }
189
190 return idx;
191 }
192
mt7921_set_stream_he_caps(struct mt792x_phy * phy)193 void mt7921_set_stream_he_caps(struct mt792x_phy *phy)
194 {
195 struct ieee80211_sband_iftype_data *data;
196 struct ieee80211_supported_band *band;
197 int n;
198
199 if (phy->mt76->cap.has_2ghz) {
200 data = phy->iftype[NL80211_BAND_2GHZ];
201 n = mt7921_init_he_caps(phy, NL80211_BAND_2GHZ, data);
202
203 band = &phy->mt76->sband_2g.sband;
204 _ieee80211_set_sband_iftype_data(band, data, n);
205 }
206
207 if (phy->mt76->cap.has_5ghz) {
208 data = phy->iftype[NL80211_BAND_5GHZ];
209 n = mt7921_init_he_caps(phy, NL80211_BAND_5GHZ, data);
210
211 band = &phy->mt76->sband_5g.sband;
212 _ieee80211_set_sband_iftype_data(band, data, n);
213
214 if (phy->mt76->cap.has_6ghz) {
215 data = phy->iftype[NL80211_BAND_6GHZ];
216 n = mt7921_init_he_caps(phy, NL80211_BAND_6GHZ, data);
217
218 band = &phy->mt76->sband_6g.sband;
219 _ieee80211_set_sband_iftype_data(band, data, n);
220 }
221 }
222 }
223
__mt7921_start(struct mt792x_phy * phy)224 int __mt7921_start(struct mt792x_phy *phy)
225 {
226 struct mt76_phy *mphy = phy->mt76;
227 int err;
228
229 err = mt76_connac_mcu_set_mac_enable(mphy->dev, 0, true, false);
230 if (err)
231 return err;
232
233 err = mt76_connac_mcu_set_channel_domain(mphy);
234 if (err)
235 return err;
236
237 err = mt7921_mcu_set_chan_info(phy, MCU_EXT_CMD(SET_RX_PATH));
238 if (err)
239 return err;
240
241 err = mt7921_set_tx_sar_pwr(mphy->hw, NULL);
242 if (err)
243 return err;
244
245 mt792x_mac_reset_counters(phy);
246 set_bit(MT76_STATE_RUNNING, &mphy->state);
247
248 ieee80211_queue_delayed_work(mphy->hw, &mphy->mac_work,
249 MT792x_WATCHDOG_TIME);
250 if (mt76_is_mmio(mphy->dev)) {
251 err = mt7921_mcu_radio_led_ctrl(phy->dev, EXT_CMD_RADIO_LED_CTRL_ENABLE);
252 if (err)
253 return err;
254
255 err = mt7921_mcu_radio_led_ctrl(phy->dev, EXT_CMD_RADIO_ON_LED);
256 if (err)
257 return err;
258 }
259
260 if (phy->chip_cap & MT792x_CHIP_CAP_WF_RF_PIN_CTRL_EVT_EN) {
261 mt7921_mcu_wf_rf_pin_ctrl(phy, WF_RF_PIN_INIT);
262 wiphy_rfkill_start_polling(mphy->hw->wiphy);
263 }
264
265 return 0;
266 }
267 EXPORT_SYMBOL_GPL(__mt7921_start);
268
mt7921_start(struct ieee80211_hw * hw)269 static int mt7921_start(struct ieee80211_hw *hw)
270 {
271 struct mt792x_phy *phy = mt792x_hw_phy(hw);
272 int err;
273
274 mt792x_mutex_acquire(phy->dev);
275 err = __mt7921_start(phy);
276 mt792x_mutex_release(phy->dev);
277
278 return err;
279 }
280
mt7921_stop(struct ieee80211_hw * hw,bool suspend)281 static void mt7921_stop(struct ieee80211_hw *hw, bool suspend)
282 {
283 struct mt792x_dev *dev = mt792x_hw_dev(hw);
284 int err = 0;
285
286 if (mt76_is_mmio(&dev->mt76)) {
287 mt792x_mutex_acquire(dev);
288 err = mt7921_mcu_radio_led_ctrl(dev, EXT_CMD_RADIO_OFF_LED);
289 mt792x_mutex_release(dev);
290 if (err)
291 return;
292 }
293
294 mt792x_stop(hw, false);
295 }
296
297 static int
mt7921_add_interface(struct ieee80211_hw * hw,struct ieee80211_vif * vif)298 mt7921_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
299 {
300 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
301 struct mt792x_dev *dev = mt792x_hw_dev(hw);
302 struct mt792x_phy *phy = mt792x_hw_phy(hw);
303 struct mt76_txq *mtxq;
304 int idx, ret = 0;
305
306 mt792x_mutex_acquire(dev);
307
308 mvif->bss_conf.mt76.idx = __ffs64(~dev->mt76.vif_mask);
309 if (mvif->bss_conf.mt76.idx >= MT792x_MAX_INTERFACES) {
310 ret = -ENOSPC;
311 goto out;
312 }
313
314 mvif->bss_conf.mt76.omac_idx = mvif->bss_conf.mt76.idx;
315 mvif->phy = phy;
316 mvif->bss_conf.vif = mvif;
317 mvif->bss_conf.mt76.band_idx = 0;
318 mvif->bss_conf.mt76.wmm_idx = mvif->bss_conf.mt76.idx % MT76_CONNAC_MAX_WMM_SETS;
319
320 ret = mt76_connac_mcu_uni_add_dev(&dev->mphy, &vif->bss_conf,
321 &mvif->bss_conf.mt76,
322 &mvif->sta.deflink.wcid, true);
323 if (ret)
324 goto out;
325
326 dev->mt76.vif_mask |= BIT_ULL(mvif->bss_conf.mt76.idx);
327 phy->omac_mask |= BIT_ULL(mvif->bss_conf.mt76.omac_idx);
328
329 idx = MT792x_WTBL_RESERVED - mvif->bss_conf.mt76.idx;
330
331 INIT_LIST_HEAD(&mvif->sta.deflink.wcid.poll_list);
332 mvif->sta.deflink.wcid.idx = idx;
333 mvif->sta.deflink.wcid.tx_info |= MT_WCID_TX_INFO_SET;
334 mt76_wcid_init(&mvif->sta.deflink.wcid, mvif->bss_conf.mt76.band_idx);
335
336 mt7921_mac_wtbl_update(dev, idx,
337 MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
338
339 ewma_rssi_init(&mvif->bss_conf.rssi);
340
341 rcu_assign_pointer(dev->mt76.wcid[idx], &mvif->sta.deflink.wcid);
342 if (vif->txq) {
343 mtxq = (struct mt76_txq *)vif->txq->drv_priv;
344 mtxq->wcid = idx;
345 }
346
347 vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER;
348 if (phy->chip_cap & MT792x_CHIP_CAP_RSSI_NOTIFY_EVT_EN)
349 vif->driver_flags |= IEEE80211_VIF_SUPPORTS_CQM_RSSI;
350
351 INIT_WORK(&mvif->csa_work, mt7921_csa_work);
352 timer_setup(&mvif->csa_timer, mt792x_csa_timer, 0);
353 out:
354 mt792x_mutex_release(dev);
355
356 return ret;
357 }
358
mt7921_roc_iter(void * priv,u8 * mac,struct ieee80211_vif * vif)359 static void mt7921_roc_iter(void *priv, u8 *mac,
360 struct ieee80211_vif *vif)
361 {
362 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
363 struct mt792x_phy *phy = priv;
364
365 mt7921_mcu_abort_roc(phy, mvif, phy->roc_token_id);
366 }
367
mt7921_roc_abort_sync(struct mt792x_dev * dev)368 void mt7921_roc_abort_sync(struct mt792x_dev *dev)
369 {
370 struct mt792x_phy *phy = &dev->phy;
371
372 timer_delete_sync(&phy->roc_timer);
373 cancel_work_sync(&phy->roc_work);
374 if (test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state))
375 ieee80211_iterate_interfaces(mt76_hw(dev),
376 IEEE80211_IFACE_ITER_RESUME_ALL,
377 mt7921_roc_iter, (void *)phy);
378 }
379 EXPORT_SYMBOL_GPL(mt7921_roc_abort_sync);
380
mt7921_roc_work(struct work_struct * work)381 void mt7921_roc_work(struct work_struct *work)
382 {
383 struct mt792x_phy *phy;
384
385 phy = (struct mt792x_phy *)container_of(work, struct mt792x_phy,
386 roc_work);
387
388 if (!test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state))
389 return;
390
391 mt792x_mutex_acquire(phy->dev);
392 ieee80211_iterate_active_interfaces(phy->mt76->hw,
393 IEEE80211_IFACE_ITER_RESUME_ALL,
394 mt7921_roc_iter, phy);
395 mt792x_mutex_release(phy->dev);
396 ieee80211_remain_on_channel_expired(phy->mt76->hw);
397 }
398
mt7921_abort_roc(struct mt792x_phy * phy,struct mt792x_vif * vif)399 static int mt7921_abort_roc(struct mt792x_phy *phy, struct mt792x_vif *vif)
400 {
401 int err = 0;
402
403 timer_delete_sync(&phy->roc_timer);
404 cancel_work_sync(&phy->roc_work);
405
406 mt792x_mutex_acquire(phy->dev);
407 if (test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state))
408 err = mt7921_mcu_abort_roc(phy, vif, phy->roc_token_id);
409 mt792x_mutex_release(phy->dev);
410
411 return err;
412 }
413
mt7921_set_roc(struct mt792x_phy * phy,struct mt792x_vif * vif,struct ieee80211_channel * chan,int duration,enum mt7921_roc_req type)414 static int mt7921_set_roc(struct mt792x_phy *phy,
415 struct mt792x_vif *vif,
416 struct ieee80211_channel *chan,
417 int duration,
418 enum mt7921_roc_req type)
419 {
420 int err;
421
422 if (test_and_set_bit(MT76_STATE_ROC, &phy->mt76->state))
423 return -EBUSY;
424
425 phy->roc_grant = false;
426
427 err = mt7921_mcu_set_roc(phy, vif, chan, duration, type,
428 ++phy->roc_token_id);
429 if (err < 0) {
430 clear_bit(MT76_STATE_ROC, &phy->mt76->state);
431 goto out;
432 }
433
434 if (!wait_event_timeout(phy->roc_wait, phy->roc_grant, HZ)) {
435 mt7921_mcu_abort_roc(phy, vif, phy->roc_token_id);
436 clear_bit(MT76_STATE_ROC, &phy->mt76->state);
437 err = -ETIMEDOUT;
438 }
439
440 out:
441 return err;
442 }
443
mt7921_remain_on_channel(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_channel * chan,int duration,enum ieee80211_roc_type type)444 static int mt7921_remain_on_channel(struct ieee80211_hw *hw,
445 struct ieee80211_vif *vif,
446 struct ieee80211_channel *chan,
447 int duration,
448 enum ieee80211_roc_type type)
449 {
450 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
451 struct mt792x_phy *phy = mt792x_hw_phy(hw);
452 int err;
453
454 mt792x_mutex_acquire(phy->dev);
455 err = mt7921_set_roc(phy, mvif, chan, duration, MT7921_ROC_REQ_ROC);
456 mt792x_mutex_release(phy->dev);
457
458 return err;
459 }
460
mt7921_cancel_remain_on_channel(struct ieee80211_hw * hw,struct ieee80211_vif * vif)461 static int mt7921_cancel_remain_on_channel(struct ieee80211_hw *hw,
462 struct ieee80211_vif *vif)
463 {
464 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
465 struct mt792x_phy *phy = mt792x_hw_phy(hw);
466
467 return mt7921_abort_roc(phy, mvif);
468 }
469
mt7921_set_channel(struct mt76_phy * mphy)470 int mt7921_set_channel(struct mt76_phy *mphy)
471 {
472 struct mt792x_phy *phy = mphy->priv;
473 struct mt792x_dev *dev = phy->dev;
474 int ret;
475
476 mt76_connac_pm_wake(mphy, &dev->pm);
477 ret = mt7921_mcu_set_chan_info(phy, MCU_EXT_CMD(CHANNEL_SWITCH));
478 if (ret)
479 goto out;
480
481 mt792x_mac_set_timeing(phy);
482 mt792x_mac_reset_counters(phy);
483 phy->noise = 0;
484
485 out:
486 mt76_connac_power_save_sched(mphy, &dev->pm);
487
488 ieee80211_queue_delayed_work(mphy->hw, &mphy->mac_work,
489 MT792x_WATCHDOG_TIME);
490
491 return ret;
492 }
493 EXPORT_SYMBOL_GPL(mt7921_set_channel);
494
mt7921_set_key(struct ieee80211_hw * hw,enum set_key_cmd cmd,struct ieee80211_vif * vif,struct ieee80211_sta * sta,struct ieee80211_key_conf * key)495 static int mt7921_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
496 struct ieee80211_vif *vif, struct ieee80211_sta *sta,
497 struct ieee80211_key_conf *key)
498 {
499 struct mt792x_dev *dev = mt792x_hw_dev(hw);
500 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
501 struct mt792x_sta *msta = sta ? (struct mt792x_sta *)sta->drv_priv :
502 &mvif->sta;
503 struct mt76_wcid *wcid = &msta->deflink.wcid;
504 u8 *wcid_keyidx = &wcid->hw_key_idx;
505 int idx = key->keyidx, err = 0;
506
507 /* The hardware does not support per-STA RX GTK, fallback
508 * to software mode for these.
509 */
510 if ((vif->type == NL80211_IFTYPE_ADHOC ||
511 vif->type == NL80211_IFTYPE_MESH_POINT) &&
512 (key->cipher == WLAN_CIPHER_SUITE_TKIP ||
513 key->cipher == WLAN_CIPHER_SUITE_CCMP) &&
514 !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE))
515 return -EOPNOTSUPP;
516
517 /* fall back to sw encryption for unsupported ciphers */
518 switch (key->cipher) {
519 case WLAN_CIPHER_SUITE_AES_CMAC:
520 key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIE;
521 wcid_keyidx = &wcid->hw_key_idx2;
522 break;
523 case WLAN_CIPHER_SUITE_WEP40:
524 case WLAN_CIPHER_SUITE_WEP104:
525 if (!mvif->wep_sta)
526 return -EOPNOTSUPP;
527 break;
528 case WLAN_CIPHER_SUITE_TKIP:
529 case WLAN_CIPHER_SUITE_CCMP:
530 case WLAN_CIPHER_SUITE_CCMP_256:
531 case WLAN_CIPHER_SUITE_GCMP:
532 case WLAN_CIPHER_SUITE_GCMP_256:
533 case WLAN_CIPHER_SUITE_SMS4:
534 break;
535 default:
536 return -EOPNOTSUPP;
537 }
538
539 mt792x_mutex_acquire(dev);
540
541 if (cmd == SET_KEY) {
542 *wcid_keyidx = idx;
543 } else {
544 if (idx == *wcid_keyidx)
545 *wcid_keyidx = -1;
546
547 /* For security issue we don't trigger the key deletion when
548 * reassociating. But we should trigger the deletion process
549 * to avoid using incorrect cipher after disconnection,
550 */
551 if (vif->type != NL80211_IFTYPE_STATION || vif->cfg.assoc)
552 goto out;
553 }
554
555 mt76_wcid_key_setup(&dev->mt76, wcid, key);
556 err = mt76_connac_mcu_add_key(&dev->mt76, vif, &msta->deflink.bip,
557 key, MCU_UNI_CMD(STA_REC_UPDATE),
558 &msta->deflink.wcid, cmd);
559 if (err)
560 goto out;
561
562 if (key->cipher == WLAN_CIPHER_SUITE_WEP104 ||
563 key->cipher == WLAN_CIPHER_SUITE_WEP40)
564 err = mt76_connac_mcu_add_key(&dev->mt76, vif,
565 &mvif->wep_sta->deflink.bip,
566 key, MCU_UNI_CMD(STA_REC_UPDATE),
567 &mvif->wep_sta->deflink.wcid, cmd);
568 out:
569 mt792x_mutex_release(dev);
570
571 return err;
572 }
573
574 static void
mt7921_pm_interface_iter(void * priv,u8 * mac,struct ieee80211_vif * vif)575 mt7921_pm_interface_iter(void *priv, u8 *mac, struct ieee80211_vif *vif)
576 {
577 struct mt792x_dev *dev = priv;
578 struct ieee80211_hw *hw = mt76_hw(dev);
579 bool pm_enable = dev->pm.enable;
580 int err;
581
582 err = mt7921_mcu_set_beacon_filter(dev, vif, pm_enable);
583 if (err < 0)
584 return;
585
586 if (pm_enable) {
587 vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER;
588 ieee80211_hw_set(hw, CONNECTION_MONITOR);
589 } else {
590 vif->driver_flags &= ~IEEE80211_VIF_BEACON_FILTER;
591 __clear_bit(IEEE80211_HW_CONNECTION_MONITOR, hw->flags);
592 }
593 }
594
595 static void
mt7921_sniffer_interface_iter(void * priv,u8 * mac,struct ieee80211_vif * vif)596 mt7921_sniffer_interface_iter(void *priv, u8 *mac, struct ieee80211_vif *vif)
597 {
598 struct mt792x_dev *dev = priv;
599 struct ieee80211_hw *hw = mt76_hw(dev);
600 struct mt76_connac_pm *pm = &dev->pm;
601 bool monitor = !!(hw->conf.flags & IEEE80211_CONF_MONITOR);
602
603 mt7921_mcu_set_sniffer(dev, vif, monitor);
604 pm->enable = pm->enable_user && !monitor;
605 pm->ds_enable = pm->ds_enable_user && !monitor;
606
607 mt76_connac_mcu_set_deep_sleep(&dev->mt76, pm->ds_enable);
608
609 if (monitor)
610 mt7921_mcu_set_beacon_filter(dev, vif, false);
611 }
612
mt7921_set_runtime_pm(struct mt792x_dev * dev)613 void mt7921_set_runtime_pm(struct mt792x_dev *dev)
614 {
615 struct ieee80211_hw *hw = mt76_hw(dev);
616 struct mt76_connac_pm *pm = &dev->pm;
617 bool monitor = !!(hw->conf.flags & IEEE80211_CONF_MONITOR);
618
619 pm->enable = pm->enable_user && !monitor;
620 ieee80211_iterate_active_interfaces(hw,
621 IEEE80211_IFACE_ITER_RESUME_ALL,
622 mt7921_pm_interface_iter, dev);
623 pm->ds_enable = pm->ds_enable_user && !monitor;
624 mt76_connac_mcu_set_deep_sleep(&dev->mt76, pm->ds_enable);
625 }
626
mt7921_config(struct ieee80211_hw * hw,int radio_idx,u32 changed)627 static int mt7921_config(struct ieee80211_hw *hw, int radio_idx, u32 changed)
628 {
629 struct mt792x_dev *dev = mt792x_hw_dev(hw);
630 struct mt792x_phy *phy = mt792x_hw_phy(hw);
631 int ret = 0;
632
633 if (changed & IEEE80211_CONF_CHANGE_CHANNEL) {
634 ret = mt76_update_channel(phy->mt76);
635 if (ret)
636 return ret;
637 }
638
639 mt792x_mutex_acquire(dev);
640
641 if (changed & IEEE80211_CONF_CHANGE_POWER) {
642 ret = mt7921_set_tx_sar_pwr(hw, NULL);
643 if (ret)
644 goto out;
645 }
646
647 if (changed & IEEE80211_CONF_CHANGE_MONITOR) {
648 ieee80211_iterate_active_interfaces(hw,
649 IEEE80211_IFACE_ITER_RESUME_ALL,
650 mt7921_sniffer_interface_iter, dev);
651 }
652
653 out:
654 mt792x_mutex_release(dev);
655
656 return ret;
657 }
658
mt7921_configure_filter(struct ieee80211_hw * hw,unsigned int changed_flags,unsigned int * total_flags,u64 multicast)659 static void mt7921_configure_filter(struct ieee80211_hw *hw,
660 unsigned int changed_flags,
661 unsigned int *total_flags,
662 u64 multicast)
663 {
664 #define MT7921_FILTER_FCSFAIL BIT(2)
665 #define MT7921_FILTER_CONTROL BIT(5)
666 #define MT7921_FILTER_OTHER_BSS BIT(6)
667 #define MT7921_FILTER_ENABLE BIT(31)
668
669 struct mt792x_dev *dev = mt792x_hw_dev(hw);
670 u32 flags = MT7921_FILTER_ENABLE;
671
672 #define MT7921_FILTER(_fif, _type) do { \
673 if (*total_flags & (_fif)) \
674 flags |= MT7921_FILTER_##_type; \
675 } while (0)
676
677 MT7921_FILTER(FIF_FCSFAIL, FCSFAIL);
678 MT7921_FILTER(FIF_CONTROL, CONTROL);
679 MT7921_FILTER(FIF_OTHER_BSS, OTHER_BSS);
680
681 mt792x_mutex_acquire(dev);
682 mt7921_mcu_set_rxfilter(dev, flags, 0, 0);
683 mt792x_mutex_release(dev);
684
685 *total_flags &= (FIF_OTHER_BSS | FIF_FCSFAIL | FIF_CONTROL);
686 }
687
mt7921_bss_info_changed(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * info,u64 changed)688 static void mt7921_bss_info_changed(struct ieee80211_hw *hw,
689 struct ieee80211_vif *vif,
690 struct ieee80211_bss_conf *info,
691 u64 changed)
692 {
693 struct mt792x_phy *phy = mt792x_hw_phy(hw);
694 struct mt792x_dev *dev = mt792x_hw_dev(hw);
695
696 mt792x_mutex_acquire(dev);
697
698 if (changed & BSS_CHANGED_ERP_SLOT) {
699 int slottime = info->use_short_slot ? 9 : 20;
700
701 if (slottime != phy->slottime) {
702 phy->slottime = slottime;
703 mt792x_mac_set_timeing(phy);
704 }
705 }
706
707 if (changed & (BSS_CHANGED_BEACON |
708 BSS_CHANGED_BEACON_ENABLED))
709 mt7921_mcu_uni_add_beacon_offload(dev, hw, vif,
710 info->enable_beacon);
711
712 /* ensure that enable txcmd_mode after bss_info */
713 if (changed & (BSS_CHANGED_QOS | BSS_CHANGED_BEACON_ENABLED))
714 mt7921_mcu_set_tx(dev, vif);
715
716 if (changed & BSS_CHANGED_PS)
717 mt7921_mcu_uni_bss_ps(dev, vif);
718
719 if (changed & BSS_CHANGED_CQM)
720 mt7921_mcu_set_rssimonitor(dev, vif);
721
722 if (changed & BSS_CHANGED_ASSOC) {
723 mt7921_mcu_sta_update(dev, NULL, vif, true,
724 MT76_STA_INFO_STATE_ASSOC);
725 mt7921_mcu_set_beacon_filter(dev, vif, vif->cfg.assoc);
726 }
727
728 if (changed & BSS_CHANGED_ARP_FILTER) {
729 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
730
731 mt76_connac_mcu_update_arp_filter(&dev->mt76, &mvif->bss_conf.mt76,
732 info);
733 }
734
735 mt792x_mutex_release(dev);
736 }
737
738 static void
mt7921_calc_vif_num(void * priv,u8 * mac,struct ieee80211_vif * vif)739 mt7921_calc_vif_num(void *priv, u8 *mac, struct ieee80211_vif *vif)
740 {
741 u32 *num = priv;
742
743 if (!priv)
744 return;
745
746 switch (vif->type) {
747 case NL80211_IFTYPE_STATION:
748 case NL80211_IFTYPE_P2P_CLIENT:
749 case NL80211_IFTYPE_AP:
750 case NL80211_IFTYPE_P2P_GO:
751 *num += 1;
752 break;
753 default:
754 break;
755 }
756 }
757
758 static void
mt7921_regd_set_6ghz_power_type(struct ieee80211_vif * vif,bool is_add)759 mt7921_regd_set_6ghz_power_type(struct ieee80211_vif *vif, bool is_add)
760 {
761 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
762 struct mt792x_phy *phy = mvif->phy;
763 struct mt792x_dev *dev = phy->dev;
764 u32 valid_vif_num = 0;
765
766 ieee80211_iterate_active_interfaces(mt76_hw(dev),
767 IEEE80211_IFACE_ITER_RESUME_ALL,
768 mt7921_calc_vif_num, &valid_vif_num);
769
770 if (valid_vif_num > 1) {
771 phy->power_type = MT_AP_DEFAULT;
772 goto out;
773 }
774
775 if (!is_add)
776 vif->bss_conf.power_type = IEEE80211_REG_UNSET_AP;
777
778 switch (vif->bss_conf.power_type) {
779 case IEEE80211_REG_SP_AP:
780 phy->power_type = MT_AP_SP;
781 break;
782 case IEEE80211_REG_VLP_AP:
783 phy->power_type = MT_AP_VLP;
784 break;
785 case IEEE80211_REG_LPI_AP:
786 phy->power_type = MT_AP_LPI;
787 break;
788 case IEEE80211_REG_UNSET_AP:
789 phy->power_type = MT_AP_UNSET;
790 break;
791 default:
792 phy->power_type = MT_AP_DEFAULT;
793 break;
794 }
795
796 out:
797 mt7921_mcu_set_clc(dev, dev->mt76.alpha2, dev->country_ie_env);
798 }
799
mt7921_mac_sta_add(struct mt76_dev * mdev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)800 int mt7921_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
801 struct ieee80211_sta *sta)
802 {
803 struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76);
804 struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv;
805 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
806 int ret, idx;
807
808 idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT792x_WTBL_STA - 1);
809 if (idx < 0)
810 return -ENOSPC;
811
812 INIT_LIST_HEAD(&msta->deflink.wcid.poll_list);
813 msta->vif = mvif;
814 msta->deflink.wcid.sta = 1;
815 msta->deflink.wcid.idx = idx;
816 msta->deflink.wcid.phy_idx = mvif->bss_conf.mt76.band_idx;
817 msta->deflink.wcid.tx_info |= MT_WCID_TX_INFO_SET;
818 msta->deflink.last_txs = jiffies;
819 msta->deflink.sta = msta;
820
821 ret = mt76_connac_pm_wake(&dev->mphy, &dev->pm);
822 if (ret)
823 return ret;
824
825 if (vif->type == NL80211_IFTYPE_STATION)
826 mvif->wep_sta = msta;
827
828 mt7921_mac_wtbl_update(dev, idx,
829 MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
830
831 ret = mt7921_mcu_sta_update(dev, sta, vif, true,
832 MT76_STA_INFO_STATE_NONE);
833 if (ret)
834 return ret;
835
836 mt7921_regd_set_6ghz_power_type(vif, true);
837
838 mt76_connac_power_save_sched(&dev->mphy, &dev->pm);
839
840 return 0;
841 }
842 EXPORT_SYMBOL_GPL(mt7921_mac_sta_add);
843
mt7921_mac_sta_event(struct mt76_dev * mdev,struct ieee80211_vif * vif,struct ieee80211_sta * sta,enum mt76_sta_event ev)844 int mt7921_mac_sta_event(struct mt76_dev *mdev, struct ieee80211_vif *vif,
845 struct ieee80211_sta *sta, enum mt76_sta_event ev)
846 {
847 struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76);
848 struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv;
849 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
850
851 if (ev != MT76_STA_EVENT_ASSOC)
852 return 0;
853
854 mt792x_mutex_acquire(dev);
855
856 if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls)
857 mt76_connac_mcu_uni_add_bss(&dev->mphy, vif, &mvif->sta.deflink.wcid,
858 true, mvif->bss_conf.mt76.ctx);
859
860 ewma_avg_signal_init(&msta->deflink.avg_ack_signal);
861
862 mt7921_mac_wtbl_update(dev, msta->deflink.wcid.idx,
863 MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
864 memset(msta->deflink.airtime_ac, 0, sizeof(msta->deflink.airtime_ac));
865
866 mt7921_mcu_sta_update(dev, sta, vif, true, MT76_STA_INFO_STATE_ASSOC);
867
868 mt792x_mutex_release(dev);
869
870 return 0;
871 }
872 EXPORT_SYMBOL_GPL(mt7921_mac_sta_event);
873
mt7921_mac_sta_remove(struct mt76_dev * mdev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)874 void mt7921_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
875 struct ieee80211_sta *sta)
876 {
877 struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76);
878 struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv;
879
880 mt7921_roc_abort_sync(dev);
881 mt76_connac_free_pending_tx_skbs(&dev->pm, &msta->deflink.wcid);
882 mt76_connac_pm_wake(&dev->mphy, &dev->pm);
883
884 mt7921_mcu_sta_update(dev, sta, vif, false, MT76_STA_INFO_STATE_NONE);
885 mt7921_mac_wtbl_update(dev, msta->deflink.wcid.idx,
886 MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
887
888 if (vif->type == NL80211_IFTYPE_STATION) {
889 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
890
891 mvif->wep_sta = NULL;
892 ewma_rssi_init(&mvif->bss_conf.rssi);
893 if (!sta->tdls)
894 mt76_connac_mcu_uni_add_bss(&dev->mphy, vif,
895 &mvif->sta.deflink.wcid, false,
896 mvif->bss_conf.mt76.ctx);
897 }
898
899 spin_lock_bh(&dev->mt76.sta_poll_lock);
900 if (!list_empty(&msta->deflink.wcid.poll_list))
901 list_del_init(&msta->deflink.wcid.poll_list);
902 spin_unlock_bh(&dev->mt76.sta_poll_lock);
903
904 mt7921_regd_set_6ghz_power_type(vif, false);
905
906 mt76_connac_power_save_sched(&dev->mphy, &dev->pm);
907 }
908 EXPORT_SYMBOL_GPL(mt7921_mac_sta_remove);
909
mt7921_set_rts_threshold(struct ieee80211_hw * hw,int radio_idx,u32 val)910 static int mt7921_set_rts_threshold(struct ieee80211_hw *hw, int radio_idx,
911 u32 val)
912 {
913 struct mt792x_dev *dev = mt792x_hw_dev(hw);
914
915 mt792x_mutex_acquire(dev);
916 mt76_connac_mcu_set_rts_thresh(&dev->mt76, val, 0);
917 mt792x_mutex_release(dev);
918
919 return 0;
920 }
921
922 static int
mt7921_ampdu_action(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_ampdu_params * params)923 mt7921_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
924 struct ieee80211_ampdu_params *params)
925 {
926 enum ieee80211_ampdu_mlme_action action = params->action;
927 struct mt792x_dev *dev = mt792x_hw_dev(hw);
928 struct ieee80211_sta *sta = params->sta;
929 struct ieee80211_txq *txq = sta->txq[params->tid];
930 struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv;
931 u16 tid = params->tid;
932 u16 ssn = params->ssn;
933 struct mt76_txq *mtxq;
934 int ret = 0;
935
936 if (!txq)
937 return -EINVAL;
938
939 mtxq = (struct mt76_txq *)txq->drv_priv;
940
941 mt792x_mutex_acquire(dev);
942 switch (action) {
943 case IEEE80211_AMPDU_RX_START:
944 mt76_rx_aggr_start(&dev->mt76, &msta->deflink.wcid, tid, ssn,
945 params->buf_size);
946 mt7921_mcu_uni_rx_ba(dev, params, true);
947 break;
948 case IEEE80211_AMPDU_RX_STOP:
949 mt76_rx_aggr_stop(&dev->mt76, &msta->deflink.wcid, tid);
950 mt7921_mcu_uni_rx_ba(dev, params, false);
951 break;
952 case IEEE80211_AMPDU_TX_OPERATIONAL:
953 mtxq->aggr = true;
954 mtxq->send_bar = false;
955 mt7921_mcu_uni_tx_ba(dev, params, true);
956 break;
957 case IEEE80211_AMPDU_TX_STOP_FLUSH:
958 case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT:
959 mtxq->aggr = false;
960 clear_bit(tid, &msta->deflink.wcid.ampdu_state);
961 mt7921_mcu_uni_tx_ba(dev, params, false);
962 break;
963 case IEEE80211_AMPDU_TX_START:
964 set_bit(tid, &msta->deflink.wcid.ampdu_state);
965 ret = IEEE80211_AMPDU_TX_START_IMMEDIATE;
966 break;
967 case IEEE80211_AMPDU_TX_STOP_CONT:
968 mtxq->aggr = false;
969 clear_bit(tid, &msta->deflink.wcid.ampdu_state);
970 mt7921_mcu_uni_tx_ba(dev, params, false);
971 ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
972 break;
973 }
974 mt792x_mutex_release(dev);
975
976 return ret;
977 }
978
mt7921_sta_state(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_sta * sta,enum ieee80211_sta_state old_state,enum ieee80211_sta_state new_state)979 static int mt7921_sta_state(struct ieee80211_hw *hw,
980 struct ieee80211_vif *vif,
981 struct ieee80211_sta *sta,
982 enum ieee80211_sta_state old_state,
983 enum ieee80211_sta_state new_state)
984 {
985 struct mt792x_dev *dev = mt792x_hw_dev(hw);
986
987 if (dev->pm.ds_enable) {
988 mt792x_mutex_acquire(dev);
989 mt76_connac_sta_state_dp(&dev->mt76, old_state, new_state);
990 mt792x_mutex_release(dev);
991 }
992
993 return mt76_sta_state(hw, vif, sta, old_state, new_state);
994 }
995
mt7921_scan_work(struct work_struct * work)996 void mt7921_scan_work(struct work_struct *work)
997 {
998 struct mt792x_phy *phy;
999
1000 phy = (struct mt792x_phy *)container_of(work, struct mt792x_phy,
1001 scan_work.work);
1002
1003 while (true) {
1004 struct mt76_connac2_mcu_rxd *rxd;
1005 struct sk_buff *skb;
1006
1007 spin_lock_bh(&phy->dev->mt76.lock);
1008 skb = __skb_dequeue(&phy->scan_event_list);
1009 spin_unlock_bh(&phy->dev->mt76.lock);
1010
1011 if (!skb)
1012 break;
1013
1014 rxd = (struct mt76_connac2_mcu_rxd *)skb->data;
1015 if (rxd->eid == MCU_EVENT_SCHED_SCAN_DONE) {
1016 ieee80211_sched_scan_results(phy->mt76->hw);
1017 } else if (test_and_clear_bit(MT76_HW_SCANNING,
1018 &phy->mt76->state)) {
1019 struct cfg80211_scan_info info = {
1020 .aborted = false,
1021 };
1022
1023 ieee80211_scan_completed(phy->mt76->hw, &info);
1024 }
1025 dev_kfree_skb(skb);
1026 }
1027 }
1028
1029 static int
mt7921_hw_scan(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_scan_request * req)1030 mt7921_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1031 struct ieee80211_scan_request *req)
1032 {
1033 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1034 struct mt76_phy *mphy = hw->priv;
1035 int err;
1036
1037 mt792x_mutex_acquire(dev);
1038 err = mt76_connac_mcu_hw_scan(mphy, vif, req);
1039 mt792x_mutex_release(dev);
1040
1041 return err;
1042 }
1043
1044 static void
mt7921_cancel_hw_scan(struct ieee80211_hw * hw,struct ieee80211_vif * vif)1045 mt7921_cancel_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
1046 {
1047 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1048 struct mt76_phy *mphy = hw->priv;
1049
1050 mt792x_mutex_acquire(dev);
1051 mt76_connac_mcu_cancel_hw_scan(mphy, vif);
1052 mt792x_mutex_release(dev);
1053 }
1054
1055 static int
mt7921_start_sched_scan(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct cfg80211_sched_scan_request * req,struct ieee80211_scan_ies * ies)1056 mt7921_start_sched_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1057 struct cfg80211_sched_scan_request *req,
1058 struct ieee80211_scan_ies *ies)
1059 {
1060 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1061 struct mt76_phy *mphy = hw->priv;
1062 int err;
1063
1064 mt792x_mutex_acquire(dev);
1065
1066 err = mt76_connac_mcu_sched_scan_req(mphy, vif, req);
1067 if (err < 0)
1068 goto out;
1069
1070 err = mt76_connac_mcu_sched_scan_enable(mphy, vif, true);
1071 out:
1072 mt792x_mutex_release(dev);
1073
1074 return err;
1075 }
1076
1077 static int
mt7921_stop_sched_scan(struct ieee80211_hw * hw,struct ieee80211_vif * vif)1078 mt7921_stop_sched_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
1079 {
1080 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1081 struct mt76_phy *mphy = hw->priv;
1082 int err;
1083
1084 mt792x_mutex_acquire(dev);
1085 err = mt76_connac_mcu_sched_scan_enable(mphy, vif, false);
1086 mt792x_mutex_release(dev);
1087
1088 return err;
1089 }
1090
1091 static int
mt7921_set_antenna(struct ieee80211_hw * hw,int radio_idx,u32 tx_ant,u32 rx_ant)1092 mt7921_set_antenna(struct ieee80211_hw *hw, int radio_idx,
1093 u32 tx_ant, u32 rx_ant)
1094 {
1095 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1096 struct mt792x_phy *phy = mt792x_hw_phy(hw);
1097 int max_nss = hweight8(hw->wiphy->available_antennas_tx);
1098
1099 if (!tx_ant || tx_ant != rx_ant || ffs(tx_ant) > max_nss)
1100 return -EINVAL;
1101
1102 if ((BIT(hweight8(tx_ant)) - 1) != tx_ant)
1103 return -EINVAL;
1104
1105 mt792x_mutex_acquire(dev);
1106
1107 phy->mt76->antenna_mask = tx_ant;
1108 phy->mt76->chainmask = tx_ant;
1109
1110 mt76_set_stream_caps(phy->mt76, true);
1111 mt7921_set_stream_he_caps(phy);
1112
1113 mt792x_mutex_release(dev);
1114
1115 return 0;
1116 }
1117
1118 #ifdef CONFIG_PM
mt7921_suspend(struct ieee80211_hw * hw,struct cfg80211_wowlan * wowlan)1119 static int mt7921_suspend(struct ieee80211_hw *hw,
1120 struct cfg80211_wowlan *wowlan)
1121 {
1122 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1123 struct mt792x_phy *phy = mt792x_hw_phy(hw);
1124
1125 cancel_delayed_work_sync(&phy->scan_work);
1126 cancel_delayed_work_sync(&phy->mt76->mac_work);
1127
1128 cancel_delayed_work_sync(&dev->pm.ps_work);
1129 mt76_connac_free_pending_tx_skbs(&dev->pm, NULL);
1130
1131 mt792x_mutex_acquire(dev);
1132
1133 clear_bit(MT76_STATE_RUNNING, &phy->mt76->state);
1134 ieee80211_iterate_active_interfaces(hw,
1135 IEEE80211_IFACE_ITER_RESUME_ALL,
1136 mt7921_mcu_set_suspend_iter,
1137 &dev->mphy);
1138
1139 mt792x_mutex_release(dev);
1140
1141 return 0;
1142 }
1143
mt7921_resume(struct ieee80211_hw * hw)1144 static int mt7921_resume(struct ieee80211_hw *hw)
1145 {
1146 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1147 struct mt792x_phy *phy = mt792x_hw_phy(hw);
1148
1149 mt792x_mutex_acquire(dev);
1150
1151 set_bit(MT76_STATE_RUNNING, &phy->mt76->state);
1152 ieee80211_iterate_active_interfaces(hw,
1153 IEEE80211_IFACE_ITER_RESUME_ALL,
1154 mt76_connac_mcu_set_suspend_iter,
1155 &dev->mphy);
1156
1157 ieee80211_queue_delayed_work(hw, &phy->mt76->mac_work,
1158 MT792x_WATCHDOG_TIME);
1159
1160 mt792x_mutex_release(dev);
1161
1162 return 0;
1163 }
1164
mt7921_set_rekey_data(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct cfg80211_gtk_rekey_data * data)1165 static void mt7921_set_rekey_data(struct ieee80211_hw *hw,
1166 struct ieee80211_vif *vif,
1167 struct cfg80211_gtk_rekey_data *data)
1168 {
1169 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1170
1171 mt792x_mutex_acquire(dev);
1172 mt76_connac_mcu_update_gtk_rekey(hw, vif, data);
1173 mt792x_mutex_release(dev);
1174 }
1175 #endif /* CONFIG_PM */
1176
mt7921_sta_set_decap_offload(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_sta * sta,bool enabled)1177 static void mt7921_sta_set_decap_offload(struct ieee80211_hw *hw,
1178 struct ieee80211_vif *vif,
1179 struct ieee80211_sta *sta,
1180 bool enabled)
1181 {
1182 struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv;
1183 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1184
1185 if (!msta->deflink.wcid.sta)
1186 return;
1187
1188 mt792x_mutex_acquire(dev);
1189
1190 if (enabled)
1191 set_bit(MT_WCID_FLAG_HDR_TRANS, &msta->deflink.wcid.flags);
1192 else
1193 clear_bit(MT_WCID_FLAG_HDR_TRANS, &msta->deflink.wcid.flags);
1194
1195 mt76_connac_mcu_sta_update_hdr_trans(&dev->mt76, vif, &msta->deflink.wcid,
1196 MCU_UNI_CMD(STA_REC_UPDATE));
1197
1198 mt792x_mutex_release(dev);
1199 }
1200
1201 #if IS_ENABLED(CONFIG_IPV6)
mt7921_ipv6_addr_change(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct inet6_dev * idev)1202 static void mt7921_ipv6_addr_change(struct ieee80211_hw *hw,
1203 struct ieee80211_vif *vif,
1204 struct inet6_dev *idev)
1205 {
1206 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
1207 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1208 struct inet6_ifaddr *ifa;
1209 struct in6_addr ns_addrs[IEEE80211_BSS_ARP_ADDR_LIST_LEN];
1210 struct sk_buff *skb;
1211 u8 i, idx = 0;
1212
1213 struct {
1214 struct {
1215 u8 bss_idx;
1216 u8 pad[3];
1217 } __packed hdr;
1218 struct mt76_connac_arpns_tlv arpns;
1219 } req_hdr = {
1220 .hdr = {
1221 .bss_idx = mvif->bss_conf.mt76.idx,
1222 },
1223 .arpns = {
1224 .tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_ND),
1225 .mode = 2, /* update */
1226 .option = 1, /* update only */
1227 },
1228 };
1229
1230 read_lock_bh(&idev->lock);
1231 list_for_each_entry(ifa, &idev->addr_list, if_list) {
1232 if (ifa->flags & IFA_F_TENTATIVE)
1233 continue;
1234 ns_addrs[idx] = ifa->addr;
1235 if (++idx >= IEEE80211_BSS_ARP_ADDR_LIST_LEN)
1236 break;
1237 }
1238 read_unlock_bh(&idev->lock);
1239
1240 if (!idx)
1241 return;
1242
1243 req_hdr.arpns.ips_num = idx;
1244 req_hdr.arpns.len = cpu_to_le16(sizeof(struct mt76_connac_arpns_tlv)
1245 + idx * sizeof(struct in6_addr));
1246 skb = __mt76_mcu_msg_alloc(&dev->mt76, &req_hdr,
1247 sizeof(req_hdr) + idx * sizeof(struct in6_addr),
1248 sizeof(req_hdr), GFP_ATOMIC);
1249 if (!skb)
1250 return;
1251
1252 for (i = 0; i < idx; i++)
1253 skb_put_data(skb, &ns_addrs[i].in6_u, sizeof(struct in6_addr));
1254
1255 skb_queue_tail(&dev->ipv6_ns_list, skb);
1256
1257 ieee80211_queue_work(dev->mt76.hw, &dev->ipv6_ns_work);
1258 }
1259 #endif
1260
mt7921_set_tx_sar_pwr(struct ieee80211_hw * hw,const struct cfg80211_sar_specs * sar)1261 int mt7921_set_tx_sar_pwr(struct ieee80211_hw *hw,
1262 const struct cfg80211_sar_specs *sar)
1263 {
1264 struct mt76_phy *mphy = hw->priv;
1265
1266 if (sar) {
1267 int err = mt76_init_sar_power(hw, sar);
1268
1269 if (err)
1270 return err;
1271 }
1272 mt792x_init_acpi_sar_power(mt792x_hw_phy(hw), !sar);
1273
1274 return mt76_connac_mcu_set_rate_txpower(mphy);
1275 }
1276
mt7921_set_sar_specs(struct ieee80211_hw * hw,const struct cfg80211_sar_specs * sar)1277 static int mt7921_set_sar_specs(struct ieee80211_hw *hw,
1278 const struct cfg80211_sar_specs *sar)
1279 {
1280 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1281 int err;
1282
1283 mt792x_mutex_acquire(dev);
1284 err = mt7921_mcu_set_clc(dev, dev->mt76.alpha2,
1285 dev->country_ie_env);
1286 if (err < 0)
1287 goto out;
1288
1289 err = mt7921_set_tx_sar_pwr(hw, sar);
1290 out:
1291 mt792x_mutex_release(dev);
1292
1293 return err;
1294 }
1295
1296 static void
mt7921_channel_switch_beacon(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct cfg80211_chan_def * chandef)1297 mt7921_channel_switch_beacon(struct ieee80211_hw *hw,
1298 struct ieee80211_vif *vif,
1299 struct cfg80211_chan_def *chandef)
1300 {
1301 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1302
1303 mt792x_mutex_acquire(dev);
1304 mt7921_mcu_uni_add_beacon_offload(dev, hw, vif, true);
1305 mt792x_mutex_release(dev);
1306 }
1307
1308 static int
mt7921_start_ap(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf)1309 mt7921_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1310 struct ieee80211_bss_conf *link_conf)
1311 {
1312 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
1313 struct mt792x_phy *phy = mt792x_hw_phy(hw);
1314 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1315 int err;
1316
1317 mt792x_mutex_acquire(dev);
1318
1319 err = mt76_connac_mcu_uni_add_bss(phy->mt76, vif, &mvif->sta.deflink.wcid,
1320 true, mvif->bss_conf.mt76.ctx);
1321 if (err)
1322 goto out;
1323
1324 err = mt7921_mcu_set_bss_pm(dev, vif, true);
1325 if (err)
1326 goto out;
1327
1328 err = mt7921_mcu_sta_update(dev, NULL, vif, true,
1329 MT76_STA_INFO_STATE_NONE);
1330 out:
1331 mt792x_mutex_release(dev);
1332
1333 return err;
1334 }
1335
1336 static void
mt7921_stop_ap(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf)1337 mt7921_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1338 struct ieee80211_bss_conf *link_conf)
1339 {
1340 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
1341 struct mt792x_phy *phy = mt792x_hw_phy(hw);
1342 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1343 int err;
1344
1345 mt792x_mutex_acquire(dev);
1346
1347 err = mt7921_mcu_set_bss_pm(dev, vif, false);
1348 if (err)
1349 goto out;
1350
1351 mt76_connac_mcu_uni_add_bss(phy->mt76, vif, &mvif->sta.deflink.wcid, false,
1352 mvif->bss_conf.mt76.ctx);
1353
1354 out:
1355 mt792x_mutex_release(dev);
1356 }
1357
1358 static int
mt7921_add_chanctx(struct ieee80211_hw * hw,struct ieee80211_chanctx_conf * ctx)1359 mt7921_add_chanctx(struct ieee80211_hw *hw,
1360 struct ieee80211_chanctx_conf *ctx)
1361 {
1362 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1363
1364 dev->new_ctx = ctx;
1365 return 0;
1366 }
1367
1368 static void
mt7921_remove_chanctx(struct ieee80211_hw * hw,struct ieee80211_chanctx_conf * ctx)1369 mt7921_remove_chanctx(struct ieee80211_hw *hw,
1370 struct ieee80211_chanctx_conf *ctx)
1371 {
1372 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1373
1374 if (dev->new_ctx == ctx)
1375 dev->new_ctx = NULL;
1376 }
1377
1378 static void
mt7921_change_chanctx(struct ieee80211_hw * hw,struct ieee80211_chanctx_conf * ctx,u32 changed)1379 mt7921_change_chanctx(struct ieee80211_hw *hw,
1380 struct ieee80211_chanctx_conf *ctx,
1381 u32 changed)
1382 {
1383 struct mt792x_chanctx *mctx = (struct mt792x_chanctx *)ctx->drv_priv;
1384 struct mt792x_phy *phy = mt792x_hw_phy(hw);
1385 struct ieee80211_vif *vif;
1386 struct mt792x_vif *mvif;
1387
1388 if (!mctx->bss_conf)
1389 return;
1390
1391 mvif = container_of(mctx->bss_conf, struct mt792x_vif, bss_conf);
1392 vif = container_of((void *)mvif, struct ieee80211_vif, drv_priv);
1393
1394 mt792x_mutex_acquire(phy->dev);
1395 if (vif->type == NL80211_IFTYPE_MONITOR)
1396 mt7921_mcu_config_sniffer(mvif, ctx);
1397 else
1398 mt76_connac_mcu_uni_set_chctx(mvif->phy->mt76, &mvif->bss_conf.mt76, ctx);
1399 mt792x_mutex_release(phy->dev);
1400 }
1401
mt7921_mgd_prepare_tx(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_prep_tx_info * info)1402 static void mt7921_mgd_prepare_tx(struct ieee80211_hw *hw,
1403 struct ieee80211_vif *vif,
1404 struct ieee80211_prep_tx_info *info)
1405 {
1406 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
1407 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1408 u16 duration = info->duration ? info->duration :
1409 jiffies_to_msecs(HZ);
1410
1411 mt792x_mutex_acquire(dev);
1412 mt7921_set_roc(mvif->phy, mvif, mvif->bss_conf.mt76.ctx->def.chan, duration,
1413 MT7921_ROC_REQ_JOIN);
1414 mt792x_mutex_release(dev);
1415 }
1416
mt7921_mgd_complete_tx(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_prep_tx_info * info)1417 static void mt7921_mgd_complete_tx(struct ieee80211_hw *hw,
1418 struct ieee80211_vif *vif,
1419 struct ieee80211_prep_tx_info *info)
1420 {
1421 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
1422
1423 mt7921_abort_roc(mvif->phy, mvif);
1424 }
1425
mt7921_switch_vif_chanctx(struct ieee80211_hw * hw,struct ieee80211_vif_chanctx_switch * vifs,int n_vifs,enum ieee80211_chanctx_switch_mode mode)1426 static int mt7921_switch_vif_chanctx(struct ieee80211_hw *hw,
1427 struct ieee80211_vif_chanctx_switch *vifs,
1428 int n_vifs,
1429 enum ieee80211_chanctx_switch_mode mode)
1430 {
1431 return mt792x_assign_vif_chanctx(hw, vifs->vif, vifs->link_conf,
1432 vifs->new_ctx);
1433 }
1434
mt7921_csa_work(struct work_struct * work)1435 void mt7921_csa_work(struct work_struct *work)
1436 {
1437 struct mt792x_vif *mvif;
1438 struct mt792x_dev *dev;
1439 struct ieee80211_vif *vif;
1440 int ret;
1441
1442 mvif = (struct mt792x_vif *)container_of(work, struct mt792x_vif,
1443 csa_work);
1444 dev = mvif->phy->dev;
1445 vif = container_of((void *)mvif, struct ieee80211_vif, drv_priv);
1446
1447 mt792x_mutex_acquire(dev);
1448 ret = mt76_connac_mcu_uni_set_chctx(mvif->phy->mt76, &mvif->bss_conf.mt76,
1449 dev->new_ctx);
1450 mt792x_mutex_release(dev);
1451
1452 ieee80211_chswitch_done(vif, !ret, 0);
1453 }
1454
mt7921_pre_channel_switch(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_channel_switch * chsw)1455 static int mt7921_pre_channel_switch(struct ieee80211_hw *hw,
1456 struct ieee80211_vif *vif,
1457 struct ieee80211_channel_switch *chsw)
1458 {
1459 if (vif->type != NL80211_IFTYPE_STATION || !vif->cfg.assoc)
1460 return -EOPNOTSUPP;
1461
1462 /* Avoid beacon loss due to the CAC(Channel Availability Check) time
1463 * of the AP.
1464 */
1465 if (!cfg80211_chandef_usable(hw->wiphy, &chsw->chandef,
1466 IEEE80211_CHAN_RADAR))
1467 return -EOPNOTSUPP;
1468
1469 return 0;
1470 }
1471
mt7921_channel_switch(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_channel_switch * chsw)1472 static void mt7921_channel_switch(struct ieee80211_hw *hw,
1473 struct ieee80211_vif *vif,
1474 struct ieee80211_channel_switch *chsw)
1475 {
1476 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
1477 u16 beacon_interval = vif->bss_conf.beacon_int;
1478
1479 mvif->csa_timer.expires = TU_TO_EXP_TIME(beacon_interval * chsw->count);
1480 add_timer(&mvif->csa_timer);
1481 }
1482
mt7921_abort_channel_switch(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf)1483 static void mt7921_abort_channel_switch(struct ieee80211_hw *hw,
1484 struct ieee80211_vif *vif,
1485 struct ieee80211_bss_conf *link_conf)
1486 {
1487 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
1488
1489 timer_delete_sync(&mvif->csa_timer);
1490 cancel_work_sync(&mvif->csa_work);
1491 }
1492
mt7921_channel_switch_rx_beacon(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_channel_switch * chsw)1493 static void mt7921_channel_switch_rx_beacon(struct ieee80211_hw *hw,
1494 struct ieee80211_vif *vif,
1495 struct ieee80211_channel_switch *chsw)
1496 {
1497 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1498 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
1499 u16 beacon_interval = vif->bss_conf.beacon_int;
1500
1501 if (cfg80211_chandef_identical(&chsw->chandef,
1502 &dev->new_ctx->def) &&
1503 chsw->count) {
1504 mod_timer(&mvif->csa_timer,
1505 TU_TO_EXP_TIME(beacon_interval * chsw->count));
1506 }
1507 }
1508
mt7921_rfkill_poll(struct ieee80211_hw * hw)1509 static void mt7921_rfkill_poll(struct ieee80211_hw *hw)
1510 {
1511 struct mt792x_phy *phy = mt792x_hw_phy(hw);
1512 int ret = 0;
1513
1514 mt792x_mutex_acquire(phy->dev);
1515 ret = mt7921_mcu_wf_rf_pin_ctrl(phy, WF_RF_PIN_POLL);
1516 mt792x_mutex_release(phy->dev);
1517
1518 wiphy_rfkill_set_hw_state(hw->wiphy, ret ? false : true);
1519 }
1520
1521 const struct ieee80211_ops mt7921_ops = {
1522 .tx = mt792x_tx,
1523 .start = mt7921_start,
1524 .stop = mt7921_stop,
1525 .add_interface = mt7921_add_interface,
1526 .remove_interface = mt792x_remove_interface,
1527 .config = mt7921_config,
1528 .conf_tx = mt792x_conf_tx,
1529 .configure_filter = mt7921_configure_filter,
1530 .bss_info_changed = mt7921_bss_info_changed,
1531 .start_ap = mt7921_start_ap,
1532 .stop_ap = mt7921_stop_ap,
1533 .sta_state = mt7921_sta_state,
1534 .sta_pre_rcu_remove = mt76_sta_pre_rcu_remove,
1535 .set_key = mt7921_set_key,
1536 .sta_set_decap_offload = mt7921_sta_set_decap_offload,
1537 #if IS_ENABLED(CONFIG_IPV6)
1538 .ipv6_addr_change = mt7921_ipv6_addr_change,
1539 #endif /* CONFIG_IPV6 */
1540 .ampdu_action = mt7921_ampdu_action,
1541 .set_rts_threshold = mt7921_set_rts_threshold,
1542 .wake_tx_queue = mt76_wake_tx_queue,
1543 .release_buffered_frames = mt76_release_buffered_frames,
1544 .channel_switch_beacon = mt7921_channel_switch_beacon,
1545 .get_txpower = mt76_get_txpower,
1546 .get_stats = mt792x_get_stats,
1547 .get_et_sset_count = mt792x_get_et_sset_count,
1548 .get_et_strings = mt792x_get_et_strings,
1549 .get_et_stats = mt792x_get_et_stats,
1550 .get_tsf = mt792x_get_tsf,
1551 .set_tsf = mt792x_set_tsf,
1552 .get_survey = mt76_get_survey,
1553 .get_antenna = mt76_get_antenna,
1554 .set_antenna = mt7921_set_antenna,
1555 .set_coverage_class = mt792x_set_coverage_class,
1556 .hw_scan = mt7921_hw_scan,
1557 .cancel_hw_scan = mt7921_cancel_hw_scan,
1558 .sta_statistics = mt792x_sta_statistics,
1559 .sched_scan_start = mt7921_start_sched_scan,
1560 .sched_scan_stop = mt7921_stop_sched_scan,
1561 CFG80211_TESTMODE_CMD(mt7921_testmode_cmd)
1562 CFG80211_TESTMODE_DUMP(mt7921_testmode_dump)
1563 #ifdef CONFIG_PM
1564 .suspend = mt7921_suspend,
1565 .resume = mt7921_resume,
1566 .set_wakeup = mt792x_set_wakeup,
1567 .set_rekey_data = mt7921_set_rekey_data,
1568 #endif /* CONFIG_PM */
1569 .flush = mt792x_flush,
1570 .set_sar_specs = mt7921_set_sar_specs,
1571 .rfkill_poll = mt7921_rfkill_poll,
1572 .remain_on_channel = mt7921_remain_on_channel,
1573 .cancel_remain_on_channel = mt7921_cancel_remain_on_channel,
1574 .add_chanctx = mt7921_add_chanctx,
1575 .remove_chanctx = mt7921_remove_chanctx,
1576 .change_chanctx = mt7921_change_chanctx,
1577 .assign_vif_chanctx = mt792x_assign_vif_chanctx,
1578 .unassign_vif_chanctx = mt792x_unassign_vif_chanctx,
1579 .mgd_prepare_tx = mt7921_mgd_prepare_tx,
1580 .mgd_complete_tx = mt7921_mgd_complete_tx,
1581 .switch_vif_chanctx = mt7921_switch_vif_chanctx,
1582 .pre_channel_switch = mt7921_pre_channel_switch,
1583 .channel_switch = mt7921_channel_switch,
1584 .abort_channel_switch = mt7921_abort_channel_switch,
1585 .channel_switch_rx_beacon = mt7921_channel_switch_rx_beacon,
1586 };
1587 EXPORT_SYMBOL_GPL(mt7921_ops);
1588
1589 MODULE_DESCRIPTION("MediaTek MT7921 core driver");
1590 MODULE_LICENSE("Dual BSD/GPL");
1591 MODULE_AUTHOR("Sean Wang <sean.wang@mediatek.com>");
1592