1 // SPDX-License-Identifier: BSD-3-Clause-Clear
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 "regd.h"
11 #include "mcu.h"
12
13 static int
mt7921_init_he_caps(struct mt792x_phy * phy,enum nl80211_band band,struct ieee80211_sband_iftype_data * data)14 mt7921_init_he_caps(struct mt792x_phy *phy, enum nl80211_band band,
15 struct ieee80211_sband_iftype_data *data)
16 {
17 int i, idx = 0;
18 int nss = hweight8(phy->mt76->chainmask);
19 u16 mcs_map = 0;
20
21 for (i = 0; i < 8; i++) {
22 if (i < nss)
23 mcs_map |= (IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2));
24 else
25 mcs_map |= (IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2));
26 }
27
28 for (i = 0; i < NUM_NL80211_IFTYPES; i++) {
29 struct ieee80211_sta_he_cap *he_cap = &data[idx].he_cap;
30 struct ieee80211_he_cap_elem *he_cap_elem =
31 &he_cap->he_cap_elem;
32 struct ieee80211_he_mcs_nss_supp *he_mcs =
33 &he_cap->he_mcs_nss_supp;
34
35 switch (i) {
36 case NL80211_IFTYPE_STATION:
37 case NL80211_IFTYPE_AP:
38 break;
39 default:
40 continue;
41 }
42
43 data[idx].types_mask = BIT(i);
44 he_cap->has_he = true;
45
46 he_cap_elem->mac_cap_info[0] =
47 IEEE80211_HE_MAC_CAP0_HTC_HE;
48 he_cap_elem->mac_cap_info[3] =
49 IEEE80211_HE_MAC_CAP3_OMI_CONTROL |
50 IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3;
51 he_cap_elem->mac_cap_info[4] =
52 IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU;
53
54 if (band == NL80211_BAND_2GHZ)
55 he_cap_elem->phy_cap_info[0] =
56 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G;
57 else
58 he_cap_elem->phy_cap_info[0] =
59 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G;
60
61 he_cap_elem->phy_cap_info[1] =
62 IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD;
63 he_cap_elem->phy_cap_info[2] =
64 IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US |
65 IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ |
66 IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ |
67 IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO |
68 IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO;
69
70 switch (i) {
71 case NL80211_IFTYPE_AP:
72 he_cap_elem->mac_cap_info[2] |=
73 IEEE80211_HE_MAC_CAP2_BSR;
74 he_cap_elem->mac_cap_info[4] |=
75 IEEE80211_HE_MAC_CAP4_BQR;
76 he_cap_elem->mac_cap_info[5] |=
77 IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX;
78 he_cap_elem->phy_cap_info[3] |=
79 IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK |
80 IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK;
81 he_cap_elem->phy_cap_info[6] |=
82 IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE |
83 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT;
84 he_cap_elem->phy_cap_info[9] |=
85 IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU |
86 IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU;
87
88 if (is_mt7922(phy->mt76->dev)) {
89 he_cap_elem->phy_cap_info[0] |=
90 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G;
91 }
92 break;
93 case NL80211_IFTYPE_STATION:
94 he_cap_elem->mac_cap_info[1] |=
95 IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US;
96
97 if (band == NL80211_BAND_2GHZ)
98 he_cap_elem->phy_cap_info[0] |=
99 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G;
100 else
101 he_cap_elem->phy_cap_info[0] |=
102 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G;
103
104 he_cap_elem->phy_cap_info[1] |=
105 IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A |
106 IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US;
107 he_cap_elem->phy_cap_info[3] |=
108 IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK |
109 IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK;
110 he_cap_elem->phy_cap_info[4] |=
111 IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE |
112 IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4;
113 he_cap_elem->phy_cap_info[5] |=
114 IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK |
115 IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK;
116 he_cap_elem->phy_cap_info[6] |=
117 IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU |
118 IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU |
119 IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB |
120 IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE |
121 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT;
122 he_cap_elem->phy_cap_info[7] |=
123 IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP |
124 IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI;
125 he_cap_elem->phy_cap_info[8] |=
126 IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G |
127 IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484;
128 he_cap_elem->phy_cap_info[9] |=
129 IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM |
130 IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK |
131 IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU |
132 IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU |
133 IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB |
134 IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB;
135
136 if (is_mt7922(phy->mt76->dev)) {
137 he_cap_elem->phy_cap_info[0] |=
138 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G;
139 he_cap_elem->phy_cap_info[4] |=
140 IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4;
141 he_cap_elem->phy_cap_info[8] |=
142 IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU |
143 IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU;
144 }
145 break;
146 }
147
148 he_mcs->rx_mcs_80 = cpu_to_le16(mcs_map);
149 he_mcs->tx_mcs_80 = cpu_to_le16(mcs_map);
150 if (is_mt7922(phy->mt76->dev)) {
151 he_mcs->rx_mcs_160 = cpu_to_le16(mcs_map);
152 he_mcs->tx_mcs_160 = cpu_to_le16(mcs_map);
153 }
154
155 memset(he_cap->ppe_thres, 0, sizeof(he_cap->ppe_thres));
156 if (he_cap_elem->phy_cap_info[6] &
157 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) {
158 mt76_connac_gen_ppe_thresh(he_cap->ppe_thres, nss, band);
159 } else {
160 he_cap_elem->phy_cap_info[9] |=
161 u8_encode_bits(IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US,
162 IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK);
163 }
164
165 if (band == NL80211_BAND_6GHZ) {
166 struct ieee80211_supported_band *sband =
167 &phy->mt76->sband_5g.sband;
168 struct ieee80211_sta_vht_cap *vht_cap = &sband->vht_cap;
169 struct ieee80211_sta_ht_cap *ht_cap = &sband->ht_cap;
170 u32 exp;
171 u16 cap;
172
173 cap = u16_encode_bits(ht_cap->ampdu_density,
174 IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START);
175 exp = u32_get_bits(vht_cap->cap,
176 IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK);
177 cap |= u16_encode_bits(exp,
178 IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP);
179 exp = u32_get_bits(vht_cap->cap,
180 IEEE80211_VHT_CAP_MAX_MPDU_MASK);
181 cap |= u16_encode_bits(exp,
182 IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN);
183 if (vht_cap->cap & IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN)
184 cap |= IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS;
185 if (vht_cap->cap & IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN)
186 cap |= IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS;
187
188 data[idx].he_6ghz_capa.capa = cpu_to_le16(cap);
189 }
190 idx++;
191 }
192
193 return idx;
194 }
195
mt7921_set_stream_he_caps(struct mt792x_phy * phy)196 void mt7921_set_stream_he_caps(struct mt792x_phy *phy)
197 {
198 struct ieee80211_sband_iftype_data *data;
199 struct ieee80211_supported_band *band;
200 int n;
201
202 if (phy->mt76->cap.has_2ghz) {
203 data = phy->iftype[NL80211_BAND_2GHZ];
204 n = mt7921_init_he_caps(phy, NL80211_BAND_2GHZ, data);
205
206 band = &phy->mt76->sband_2g.sband;
207 _ieee80211_set_sband_iftype_data(band, data, n);
208 }
209
210 if (phy->mt76->cap.has_5ghz) {
211 data = phy->iftype[NL80211_BAND_5GHZ];
212 n = mt7921_init_he_caps(phy, NL80211_BAND_5GHZ, data);
213
214 band = &phy->mt76->sband_5g.sband;
215 _ieee80211_set_sband_iftype_data(band, data, n);
216
217 if (phy->mt76->cap.has_6ghz) {
218 data = phy->iftype[NL80211_BAND_6GHZ];
219 n = mt7921_init_he_caps(phy, NL80211_BAND_6GHZ, data);
220
221 band = &phy->mt76->sband_6g.sband;
222 _ieee80211_set_sband_iftype_data(band, data, n);
223 }
224 }
225 }
226
__mt7921_start(struct mt792x_phy * phy)227 int __mt7921_start(struct mt792x_phy *phy)
228 {
229 struct mt76_phy *mphy = phy->mt76;
230 int err;
231
232 err = mt76_connac_mcu_set_mac_enable(mphy->dev, 0, true, false);
233 if (err)
234 return err;
235
236 err = mt76_connac_mcu_set_channel_domain(mphy);
237 if (err)
238 return err;
239
240 err = mt7921_mcu_set_chan_info(phy, MCU_EXT_CMD(SET_RX_PATH));
241 if (err)
242 return err;
243
244 err = mt7921_set_tx_sar_pwr(mphy->hw, NULL);
245 if (err)
246 return err;
247
248 mt792x_mac_reset_counters(phy);
249 set_bit(MT76_STATE_RUNNING, &mphy->state);
250
251 ieee80211_queue_delayed_work(mphy->hw, &mphy->mac_work,
252 MT792x_WATCHDOG_TIME);
253 if (mt76_is_mmio(mphy->dev)) {
254 err = mt7921_mcu_radio_led_ctrl(phy->dev, EXT_CMD_RADIO_LED_CTRL_ENABLE);
255 if (err)
256 return err;
257
258 err = mt7921_mcu_radio_led_ctrl(phy->dev, EXT_CMD_RADIO_ON_LED);
259 if (err)
260 return err;
261 }
262
263 if (phy->chip_cap & MT792x_CHIP_CAP_WF_RF_PIN_CTRL_EVT_EN) {
264 mt7921_mcu_wf_rf_pin_ctrl(phy, WF_RF_PIN_INIT);
265 wiphy_rfkill_start_polling(mphy->hw->wiphy);
266 }
267
268 return 0;
269 }
270 EXPORT_SYMBOL_GPL(__mt7921_start);
271
mt7921_start(struct ieee80211_hw * hw)272 static int mt7921_start(struct ieee80211_hw *hw)
273 {
274 struct mt792x_phy *phy = mt792x_hw_phy(hw);
275 int err;
276
277 mt792x_mutex_acquire(phy->dev);
278 err = __mt7921_start(phy);
279 mt792x_mutex_release(phy->dev);
280
281 return err;
282 }
283
mt7921_stop(struct ieee80211_hw * hw,bool suspend)284 static void mt7921_stop(struct ieee80211_hw *hw, bool suspend)
285 {
286 struct mt792x_dev *dev = mt792x_hw_dev(hw);
287 int err = 0;
288
289 if (mt76_is_mmio(&dev->mt76)) {
290 mt792x_mutex_acquire(dev);
291 err = mt7921_mcu_radio_led_ctrl(dev, EXT_CMD_RADIO_OFF_LED);
292 mt792x_mutex_release(dev);
293 if (err)
294 return;
295 }
296
297 mt792x_stop(hw, false);
298 }
299
300 static int
mt7921_add_interface(struct ieee80211_hw * hw,struct ieee80211_vif * vif)301 mt7921_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
302 {
303 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
304 struct mt792x_dev *dev = mt792x_hw_dev(hw);
305 struct mt792x_phy *phy = mt792x_hw_phy(hw);
306 struct mt76_txq *mtxq;
307 int idx, ret = 0;
308
309 mt792x_mutex_acquire(dev);
310
311 mvif->bss_conf.mt76.idx = __ffs64(~dev->mt76.vif_mask);
312 if (mvif->bss_conf.mt76.idx >= MT792x_MAX_INTERFACES) {
313 ret = -ENOSPC;
314 goto out;
315 }
316
317 mvif->bss_conf.mt76.omac_idx = mvif->bss_conf.mt76.idx;
318 mvif->phy = phy;
319 mvif->bss_conf.vif = mvif;
320 mvif->bss_conf.mt76.band_idx = 0;
321 mvif->bss_conf.mt76.wmm_idx = mvif->bss_conf.mt76.idx % MT76_CONNAC_MAX_WMM_SETS;
322
323 ret = mt76_connac_mcu_uni_add_dev(&dev->mphy, &vif->bss_conf,
324 &mvif->bss_conf.mt76,
325 &mvif->sta.deflink.wcid, true);
326 if (ret)
327 goto out;
328
329 dev->mt76.vif_mask |= BIT_ULL(mvif->bss_conf.mt76.idx);
330 phy->omac_mask |= BIT_ULL(mvif->bss_conf.mt76.omac_idx);
331
332 idx = MT792x_WTBL_RESERVED - mvif->bss_conf.mt76.idx;
333
334 INIT_LIST_HEAD(&mvif->sta.deflink.wcid.poll_list);
335 mvif->sta.deflink.wcid.idx = idx;
336 mvif->sta.deflink.wcid.tx_info |= MT_WCID_TX_INFO_SET;
337 mt76_wcid_init(&mvif->sta.deflink.wcid, mvif->bss_conf.mt76.band_idx);
338
339 mt7921_mac_wtbl_update(dev, idx,
340 MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
341
342 ewma_rssi_init(&mvif->bss_conf.rssi);
343
344 rcu_assign_pointer(dev->mt76.wcid[idx], &mvif->sta.deflink.wcid);
345 if (vif->txq) {
346 mtxq = (struct mt76_txq *)vif->txq->drv_priv;
347 mtxq->wcid = idx;
348 }
349
350 vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER;
351 if (phy->chip_cap & MT792x_CHIP_CAP_RSSI_NOTIFY_EVT_EN)
352 vif->driver_flags |= IEEE80211_VIF_SUPPORTS_CQM_RSSI;
353
354 INIT_WORK(&mvif->csa_work, mt7921_csa_work);
355 timer_setup(&mvif->csa_timer, mt792x_csa_timer, 0);
356 out:
357 mt792x_mutex_release(dev);
358
359 return ret;
360 }
361
mt7921_roc_iter(void * priv,u8 * mac,struct ieee80211_vif * vif)362 static void mt7921_roc_iter(void *priv, u8 *mac,
363 struct ieee80211_vif *vif)
364 {
365 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
366 struct mt792x_phy *phy = priv;
367
368 mt7921_mcu_abort_roc(phy, mvif, phy->roc_token_id);
369 }
370
mt7921_roc_abort_sync(struct mt792x_dev * dev)371 void mt7921_roc_abort_sync(struct mt792x_dev *dev)
372 {
373 struct mt792x_phy *phy = &dev->phy;
374
375 if (!test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state))
376 return;
377
378 timer_delete_sync(&phy->roc_timer);
379 cancel_work(&phy->roc_work);
380
381 ieee80211_iterate_interfaces(mt76_hw(dev),
382 IEEE80211_IFACE_ITER_RESUME_ALL,
383 mt7921_roc_iter, (void *)phy);
384 }
385 EXPORT_SYMBOL_GPL(mt7921_roc_abort_sync);
386
mt7921_roc_work(struct work_struct * work)387 void mt7921_roc_work(struct work_struct *work)
388 {
389 struct mt792x_phy *phy;
390
391 phy = (struct mt792x_phy *)container_of(work, struct mt792x_phy,
392 roc_work);
393
394 mt792x_mutex_acquire(phy->dev);
395 if (!test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state)) {
396 mt792x_mutex_release(phy->dev);
397 return;
398 }
399 ieee80211_iterate_active_interfaces(phy->mt76->hw,
400 IEEE80211_IFACE_ITER_RESUME_ALL,
401 mt7921_roc_iter, phy);
402 mt792x_mutex_release(phy->dev);
403 ieee80211_remain_on_channel_expired(phy->mt76->hw);
404 }
405
mt7921_abort_roc(struct mt792x_phy * phy,struct mt792x_vif * vif)406 static int mt7921_abort_roc(struct mt792x_phy *phy, struct mt792x_vif *vif)
407 {
408 int err = 0;
409
410 timer_delete_sync(&phy->roc_timer);
411 cancel_work_sync(&phy->roc_work);
412
413 mt792x_mutex_acquire(phy->dev);
414 if (test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state))
415 err = mt7921_mcu_abort_roc(phy, vif, phy->roc_token_id);
416 mt792x_mutex_release(phy->dev);
417
418 return err;
419 }
420
mt7921_set_roc(struct mt792x_phy * phy,struct mt792x_vif * vif,struct ieee80211_channel * chan,int duration,enum mt7921_roc_req type)421 static int mt7921_set_roc(struct mt792x_phy *phy,
422 struct mt792x_vif *vif,
423 struct ieee80211_channel *chan,
424 int duration,
425 enum mt7921_roc_req type)
426 {
427 int err;
428
429 if (test_and_set_bit(MT76_STATE_ROC, &phy->mt76->state))
430 return -EBUSY;
431
432 phy->roc_grant = false;
433
434 err = mt7921_mcu_set_roc(phy, vif, chan, duration, type,
435 ++phy->roc_token_id);
436 if (err < 0) {
437 clear_bit(MT76_STATE_ROC, &phy->mt76->state);
438 goto out;
439 }
440
441 if (!wait_event_timeout(phy->roc_wait, phy->roc_grant, HZ)) {
442 mt7921_mcu_abort_roc(phy, vif, phy->roc_token_id);
443 clear_bit(MT76_STATE_ROC, &phy->mt76->state);
444 err = -ETIMEDOUT;
445 }
446
447 out:
448 return err;
449 }
450
mt7921_remain_on_channel(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_channel * chan,int duration,enum ieee80211_roc_type type)451 static int mt7921_remain_on_channel(struct ieee80211_hw *hw,
452 struct ieee80211_vif *vif,
453 struct ieee80211_channel *chan,
454 int duration,
455 enum ieee80211_roc_type type)
456 {
457 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
458 struct mt792x_phy *phy = mt792x_hw_phy(hw);
459 int err;
460
461 mt792x_mutex_acquire(phy->dev);
462 err = mt7921_set_roc(phy, mvif, chan, duration, MT7921_ROC_REQ_ROC);
463 mt792x_mutex_release(phy->dev);
464
465 return err;
466 }
467
mt7921_cancel_remain_on_channel(struct ieee80211_hw * hw,struct ieee80211_vif * vif)468 static int mt7921_cancel_remain_on_channel(struct ieee80211_hw *hw,
469 struct ieee80211_vif *vif)
470 {
471 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
472 struct mt792x_phy *phy = mt792x_hw_phy(hw);
473
474 return mt7921_abort_roc(phy, mvif);
475 }
476
mt7921_set_channel(struct mt76_phy * mphy)477 int mt7921_set_channel(struct mt76_phy *mphy)
478 {
479 struct mt792x_phy *phy = mphy->priv;
480 struct mt792x_dev *dev = phy->dev;
481 int ret;
482
483 mt76_connac_pm_wake(mphy, &dev->pm);
484 ret = mt7921_mcu_set_chan_info(phy, MCU_EXT_CMD(CHANNEL_SWITCH));
485 if (ret)
486 goto out;
487
488 mt792x_mac_set_timeing(phy);
489 mt792x_mac_reset_counters(phy);
490 phy->noise = 0;
491
492 out:
493 mt76_connac_power_save_sched(mphy, &dev->pm);
494
495 ieee80211_queue_delayed_work(mphy->hw, &mphy->mac_work,
496 MT792x_WATCHDOG_TIME);
497
498 return ret;
499 }
500 EXPORT_SYMBOL_GPL(mt7921_set_channel);
501
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)502 static int mt7921_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
503 struct ieee80211_vif *vif, struct ieee80211_sta *sta,
504 struct ieee80211_key_conf *key)
505 {
506 struct mt792x_dev *dev = mt792x_hw_dev(hw);
507 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
508 struct mt792x_sta *msta = sta ? (struct mt792x_sta *)sta->drv_priv :
509 &mvif->sta;
510 struct mt76_wcid *wcid = &msta->deflink.wcid;
511 u8 *wcid_keyidx = &wcid->hw_key_idx;
512 int idx = key->keyidx, err = 0;
513
514 /* The hardware does not support per-STA RX GTK, fallback
515 * to software mode for these.
516 */
517 if ((vif->type == NL80211_IFTYPE_ADHOC ||
518 vif->type == NL80211_IFTYPE_MESH_POINT) &&
519 (key->cipher == WLAN_CIPHER_SUITE_TKIP ||
520 key->cipher == WLAN_CIPHER_SUITE_CCMP) &&
521 !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE))
522 return -EOPNOTSUPP;
523
524 /* fall back to sw encryption for unsupported ciphers */
525 switch (key->cipher) {
526 case WLAN_CIPHER_SUITE_AES_CMAC:
527 key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIE;
528 wcid_keyidx = &wcid->hw_key_idx2;
529 break;
530 case WLAN_CIPHER_SUITE_WEP40:
531 case WLAN_CIPHER_SUITE_WEP104:
532 if (!mvif->wep_sta)
533 return -EOPNOTSUPP;
534 break;
535 case WLAN_CIPHER_SUITE_TKIP:
536 case WLAN_CIPHER_SUITE_CCMP:
537 case WLAN_CIPHER_SUITE_CCMP_256:
538 case WLAN_CIPHER_SUITE_GCMP:
539 case WLAN_CIPHER_SUITE_GCMP_256:
540 case WLAN_CIPHER_SUITE_SMS4:
541 break;
542 default:
543 return -EOPNOTSUPP;
544 }
545
546 mt792x_mutex_acquire(dev);
547
548 if (cmd == SET_KEY) {
549 *wcid_keyidx = idx;
550 } else {
551 if (idx == *wcid_keyidx)
552 *wcid_keyidx = -1;
553
554 /* For security issue we don't trigger the key deletion when
555 * reassociating. But we should trigger the deletion process
556 * to avoid using incorrect cipher after disconnection,
557 */
558 if (vif->type != NL80211_IFTYPE_STATION || vif->cfg.assoc)
559 goto out;
560 }
561
562 mt76_wcid_key_setup(&dev->mt76, wcid, key);
563 err = mt76_connac_mcu_add_key(&dev->mt76, vif, &msta->deflink.bip,
564 key, MCU_UNI_CMD(STA_REC_UPDATE),
565 &msta->deflink.wcid, cmd);
566 if (err)
567 goto out;
568
569 if (key->cipher == WLAN_CIPHER_SUITE_WEP104 ||
570 key->cipher == WLAN_CIPHER_SUITE_WEP40)
571 err = mt76_connac_mcu_add_key(&dev->mt76, vif,
572 &mvif->wep_sta->deflink.bip,
573 key, MCU_UNI_CMD(STA_REC_UPDATE),
574 &mvif->wep_sta->deflink.wcid, cmd);
575 out:
576 mt792x_mutex_release(dev);
577
578 return err;
579 }
580
581 static void
mt7921_pm_interface_iter(void * priv,u8 * mac,struct ieee80211_vif * vif)582 mt7921_pm_interface_iter(void *priv, u8 *mac, struct ieee80211_vif *vif)
583 {
584 struct mt792x_dev *dev = priv;
585 struct ieee80211_hw *hw = mt76_hw(dev);
586 bool pm_enable = dev->pm.enable;
587 int err;
588
589 err = mt7921_mcu_set_beacon_filter(dev, vif, pm_enable);
590 if (err < 0)
591 return;
592
593 if (pm_enable) {
594 vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER;
595 ieee80211_hw_set(hw, CONNECTION_MONITOR);
596 } else {
597 vif->driver_flags &= ~IEEE80211_VIF_BEACON_FILTER;
598 __clear_bit(IEEE80211_HW_CONNECTION_MONITOR, hw->flags);
599 }
600 }
601
602 static void
mt7921_sniffer_interface_iter(void * priv,u8 * mac,struct ieee80211_vif * vif)603 mt7921_sniffer_interface_iter(void *priv, u8 *mac, struct ieee80211_vif *vif)
604 {
605 struct mt792x_dev *dev = priv;
606 struct ieee80211_hw *hw = mt76_hw(dev);
607 struct mt76_connac_pm *pm = &dev->pm;
608 bool monitor = !!(hw->conf.flags & IEEE80211_CONF_MONITOR);
609
610 mt7921_mcu_set_sniffer(dev, vif, monitor);
611 pm->enable = pm->enable_user && !monitor;
612 pm->ds_enable = pm->ds_enable_user && !monitor;
613
614 mt76_connac_mcu_set_deep_sleep(&dev->mt76, pm->ds_enable);
615
616 if (monitor)
617 mt7921_mcu_set_beacon_filter(dev, vif, false);
618 }
619
mt7921_set_runtime_pm(struct mt792x_dev * dev)620 void mt7921_set_runtime_pm(struct mt792x_dev *dev)
621 {
622 struct ieee80211_hw *hw = mt76_hw(dev);
623 struct mt76_connac_pm *pm = &dev->pm;
624 bool monitor = !!(hw->conf.flags & IEEE80211_CONF_MONITOR);
625
626 pm->enable = pm->enable_user && !monitor;
627 ieee80211_iterate_active_interfaces(hw,
628 IEEE80211_IFACE_ITER_RESUME_ALL,
629 mt7921_pm_interface_iter, dev);
630 pm->ds_enable = pm->ds_enable_user && !monitor;
631 mt76_connac_mcu_set_deep_sleep(&dev->mt76, pm->ds_enable);
632 }
633
mt7921_config(struct ieee80211_hw * hw,int radio_idx,u32 changed)634 static int mt7921_config(struct ieee80211_hw *hw, int radio_idx, u32 changed)
635 {
636 struct mt792x_dev *dev = mt792x_hw_dev(hw);
637 struct mt792x_phy *phy = mt792x_hw_phy(hw);
638 int ret = 0;
639
640 if (changed & IEEE80211_CONF_CHANGE_CHANNEL) {
641 ret = mt76_update_channel(phy->mt76);
642 if (ret)
643 return ret;
644 }
645
646 mt792x_mutex_acquire(dev);
647
648 if (changed & IEEE80211_CONF_CHANGE_POWER) {
649 ret = mt7921_set_tx_sar_pwr(hw, NULL);
650 if (ret)
651 goto out;
652 }
653
654 if (changed & IEEE80211_CONF_CHANGE_MONITOR) {
655 ieee80211_iterate_active_interfaces(hw,
656 IEEE80211_IFACE_ITER_RESUME_ALL,
657 mt7921_sniffer_interface_iter, dev);
658 }
659
660 out:
661 mt792x_mutex_release(dev);
662
663 return ret;
664 }
665
mt7921_configure_filter(struct ieee80211_hw * hw,unsigned int changed_flags,unsigned int * total_flags,u64 multicast)666 static void mt7921_configure_filter(struct ieee80211_hw *hw,
667 unsigned int changed_flags,
668 unsigned int *total_flags,
669 u64 multicast)
670 {
671 #define MT7921_FILTER_FCSFAIL BIT(2)
672 #define MT7921_FILTER_CONTROL BIT(5)
673 #define MT7921_FILTER_OTHER_BSS BIT(6)
674 #define MT7921_FILTER_ENABLE BIT(31)
675
676 struct mt792x_dev *dev = mt792x_hw_dev(hw);
677 u32 flags = MT7921_FILTER_ENABLE;
678
679 #define MT7921_FILTER(_fif, _type) do { \
680 if (*total_flags & (_fif)) \
681 flags |= MT7921_FILTER_##_type; \
682 } while (0)
683
684 MT7921_FILTER(FIF_FCSFAIL, FCSFAIL);
685 MT7921_FILTER(FIF_CONTROL, CONTROL);
686 MT7921_FILTER(FIF_OTHER_BSS, OTHER_BSS);
687
688 mt792x_mutex_acquire(dev);
689 mt7921_mcu_set_rxfilter(dev, flags, 0, 0);
690 mt792x_mutex_release(dev);
691
692 *total_flags &= (FIF_OTHER_BSS | FIF_FCSFAIL | FIF_CONTROL);
693 }
694
mt7921_bss_info_changed(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * info,u64 changed)695 static void mt7921_bss_info_changed(struct ieee80211_hw *hw,
696 struct ieee80211_vif *vif,
697 struct ieee80211_bss_conf *info,
698 u64 changed)
699 {
700 struct mt792x_phy *phy = mt792x_hw_phy(hw);
701 struct mt792x_dev *dev = mt792x_hw_dev(hw);
702
703 mt792x_mutex_acquire(dev);
704
705 if (changed & BSS_CHANGED_ERP_SLOT) {
706 int slottime = info->use_short_slot ? 9 : 20;
707
708 if (slottime != phy->slottime) {
709 phy->slottime = slottime;
710 mt792x_mac_set_timeing(phy);
711 }
712 }
713
714 if (changed & (BSS_CHANGED_BEACON |
715 BSS_CHANGED_BEACON_ENABLED))
716 mt7921_mcu_uni_add_beacon_offload(dev, hw, vif,
717 info->enable_beacon);
718
719 /* ensure that enable txcmd_mode after bss_info */
720 if (changed & (BSS_CHANGED_QOS | BSS_CHANGED_BEACON_ENABLED))
721 mt7921_mcu_set_tx(dev, vif);
722
723 if (changed & BSS_CHANGED_PS)
724 mt7921_mcu_uni_bss_ps(dev, vif);
725
726 if (changed & BSS_CHANGED_CQM)
727 mt7921_mcu_set_rssimonitor(dev, vif);
728
729 if (changed & BSS_CHANGED_ASSOC) {
730 mt7921_mcu_sta_update(dev, NULL, vif, true,
731 MT76_STA_INFO_STATE_ASSOC);
732 mt7921_mcu_set_beacon_filter(dev, vif, vif->cfg.assoc);
733 }
734
735 if (changed & BSS_CHANGED_ARP_FILTER) {
736 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
737
738 mt76_connac_mcu_update_arp_filter(&dev->mt76, &mvif->bss_conf.mt76,
739 info);
740 }
741
742 mt792x_mutex_release(dev);
743 }
744
745 static void
mt7921_calc_vif_num(void * priv,u8 * mac,struct ieee80211_vif * vif)746 mt7921_calc_vif_num(void *priv, u8 *mac, struct ieee80211_vif *vif)
747 {
748 u32 *num = priv;
749
750 if (!priv)
751 return;
752
753 switch (vif->type) {
754 case NL80211_IFTYPE_STATION:
755 case NL80211_IFTYPE_P2P_CLIENT:
756 case NL80211_IFTYPE_AP:
757 case NL80211_IFTYPE_P2P_GO:
758 *num += 1;
759 break;
760 default:
761 break;
762 }
763 }
764
765 static void
mt7921_regd_set_6ghz_power_type(struct ieee80211_vif * vif,bool is_add)766 mt7921_regd_set_6ghz_power_type(struct ieee80211_vif *vif, bool is_add)
767 {
768 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
769 struct mt792x_phy *phy = mvif->phy;
770 struct mt792x_dev *dev = phy->dev;
771 u32 valid_vif_num = 0;
772
773 ieee80211_iterate_active_interfaces(mt76_hw(dev),
774 IEEE80211_IFACE_ITER_RESUME_ALL,
775 mt7921_calc_vif_num, &valid_vif_num);
776
777 if (valid_vif_num > 1) {
778 phy->power_type = MT_AP_DEFAULT;
779 goto out;
780 }
781
782 if (!is_add)
783 vif->bss_conf.power_type = IEEE80211_REG_UNSET_AP;
784
785 switch (vif->bss_conf.power_type) {
786 case IEEE80211_REG_SP_AP:
787 phy->power_type = MT_AP_SP;
788 break;
789 case IEEE80211_REG_VLP_AP:
790 phy->power_type = MT_AP_VLP;
791 break;
792 case IEEE80211_REG_LPI_AP:
793 phy->power_type = MT_AP_LPI;
794 break;
795 case IEEE80211_REG_UNSET_AP:
796 phy->power_type = MT_AP_UNSET;
797 break;
798 default:
799 phy->power_type = MT_AP_DEFAULT;
800 break;
801 }
802
803 out:
804 if (vif->bss_conf.chanreq.oper.chan->band == NL80211_BAND_6GHZ)
805 __mt7921_mcu_regd_update(dev, dev->mt76.alpha2, dev->country_ie_env);
806 }
807
mt7921_mac_sta_add(struct mt76_dev * mdev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)808 int mt7921_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
809 struct ieee80211_sta *sta)
810 {
811 struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76);
812 struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv;
813 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
814 int ret, idx;
815
816 if (sta->aid > MT7921_MAX_AID)
817 return -ENOENT;
818
819 idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT792x_WTBL_STA - 1);
820 if (idx < 0)
821 return -ENOSPC;
822
823 INIT_LIST_HEAD(&msta->deflink.wcid.poll_list);
824 msta->vif = mvif;
825 msta->deflink.wcid.sta = 1;
826 msta->deflink.wcid.idx = idx;
827 msta->deflink.wcid.phy_idx = mvif->bss_conf.mt76.band_idx;
828 msta->deflink.wcid.tx_info |= MT_WCID_TX_INFO_SET;
829 msta->deflink.last_txs = jiffies;
830 msta->deflink.sta = msta;
831
832 if (sta->tdls)
833 set_bit(MT_WCID_FLAG_TDLS_PEER, &msta->deflink.wcid.flags);
834
835 ret = mt76_connac_pm_wake(&dev->mphy, &dev->pm);
836 if (ret)
837 return ret;
838
839 if (vif->type == NL80211_IFTYPE_STATION)
840 mvif->wep_sta = msta;
841
842 mt7921_mac_wtbl_update(dev, idx,
843 MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
844
845 ret = mt7921_mcu_sta_update(dev, sta, vif, true,
846 MT76_STA_INFO_STATE_NONE);
847 if (ret)
848 return ret;
849
850 mt7921_regd_set_6ghz_power_type(vif, true);
851
852 mt76_connac_power_save_sched(&dev->mphy, &dev->pm);
853
854 return 0;
855 }
856 EXPORT_SYMBOL_GPL(mt7921_mac_sta_add);
857
mt7921_mac_sta_event(struct mt76_dev * mdev,struct ieee80211_vif * vif,struct ieee80211_sta * sta,enum mt76_sta_event ev)858 int mt7921_mac_sta_event(struct mt76_dev *mdev, struct ieee80211_vif *vif,
859 struct ieee80211_sta *sta, enum mt76_sta_event ev)
860 {
861 struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76);
862 struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv;
863 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
864
865 if (sta->aid > MT7921_MAX_AID)
866 return -ENOENT;
867
868 if (ev != MT76_STA_EVENT_ASSOC)
869 return 0;
870
871 mt792x_mutex_acquire(dev);
872
873 if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls)
874 mt76_connac_mcu_uni_add_bss(&dev->mphy, vif, &mvif->sta.deflink.wcid,
875 true, mvif->bss_conf.mt76.ctx);
876
877 ewma_avg_signal_init(&msta->deflink.avg_ack_signal);
878
879 mt7921_mac_wtbl_update(dev, msta->deflink.wcid.idx,
880 MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
881 memset(msta->deflink.airtime_ac, 0, sizeof(msta->deflink.airtime_ac));
882
883 mt7921_mcu_sta_update(dev, sta, vif, true, MT76_STA_INFO_STATE_ASSOC);
884
885 mt792x_mutex_release(dev);
886
887 return 0;
888 }
889 EXPORT_SYMBOL_GPL(mt7921_mac_sta_event);
890
mt7921_mac_sta_remove(struct mt76_dev * mdev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)891 void mt7921_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
892 struct ieee80211_sta *sta)
893 {
894 struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76);
895 struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv;
896
897 mt7921_roc_abort_sync(dev);
898 mt76_connac_free_pending_tx_skbs(&dev->pm, &msta->deflink.wcid);
899 mt76_connac_pm_wake(&dev->mphy, &dev->pm);
900
901 mt7921_mcu_sta_update(dev, sta, vif, false, MT76_STA_INFO_STATE_NONE);
902 mt7921_mac_wtbl_update(dev, msta->deflink.wcid.idx,
903 MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
904
905 if (vif->type == NL80211_IFTYPE_STATION) {
906 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
907
908 mvif->wep_sta = NULL;
909 ewma_rssi_init(&mvif->bss_conf.rssi);
910 if (!sta->tdls)
911 mt76_connac_mcu_uni_add_bss(&dev->mphy, vif,
912 &mvif->sta.deflink.wcid, false,
913 mvif->bss_conf.mt76.ctx);
914 }
915
916 spin_lock_bh(&dev->mt76.sta_poll_lock);
917 if (!list_empty(&msta->deflink.wcid.poll_list))
918 list_del_init(&msta->deflink.wcid.poll_list);
919 spin_unlock_bh(&dev->mt76.sta_poll_lock);
920
921 mt7921_regd_set_6ghz_power_type(vif, false);
922
923 mt76_connac_power_save_sched(&dev->mphy, &dev->pm);
924 }
925 EXPORT_SYMBOL_GPL(mt7921_mac_sta_remove);
926
mt7921_set_rts_threshold(struct ieee80211_hw * hw,int radio_idx,u32 val)927 static int mt7921_set_rts_threshold(struct ieee80211_hw *hw, int radio_idx,
928 u32 val)
929 {
930 struct mt792x_dev *dev = mt792x_hw_dev(hw);
931
932 mt792x_mutex_acquire(dev);
933 mt76_connac_mcu_set_rts_thresh(&dev->mt76, val, 0);
934 mt792x_mutex_release(dev);
935
936 return 0;
937 }
938
939 static int
mt7921_ampdu_action(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_ampdu_params * params)940 mt7921_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
941 struct ieee80211_ampdu_params *params)
942 {
943 enum ieee80211_ampdu_mlme_action action = params->action;
944 struct mt792x_dev *dev = mt792x_hw_dev(hw);
945 struct ieee80211_sta *sta = params->sta;
946 struct ieee80211_txq *txq = sta->txq[params->tid];
947 struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv;
948 u16 tid = params->tid;
949 u16 ssn = params->ssn;
950 struct mt76_txq *mtxq;
951 int ret = 0;
952
953 if (!txq)
954 return -EINVAL;
955
956 mtxq = (struct mt76_txq *)txq->drv_priv;
957
958 mt792x_mutex_acquire(dev);
959 switch (action) {
960 case IEEE80211_AMPDU_RX_START:
961 mt76_rx_aggr_start(&dev->mt76, &msta->deflink.wcid, tid, ssn,
962 params->buf_size);
963 mt7921_mcu_uni_rx_ba(dev, params, true);
964 break;
965 case IEEE80211_AMPDU_RX_STOP:
966 mt76_rx_aggr_stop(&dev->mt76, &msta->deflink.wcid, tid);
967 mt7921_mcu_uni_rx_ba(dev, params, false);
968 break;
969 case IEEE80211_AMPDU_TX_OPERATIONAL:
970 mtxq->aggr = true;
971 mtxq->send_bar = false;
972 mt7921_mcu_uni_tx_ba(dev, params, true);
973 break;
974 case IEEE80211_AMPDU_TX_STOP_FLUSH:
975 case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT:
976 mtxq->aggr = false;
977 clear_bit(tid, &msta->deflink.wcid.ampdu_state);
978 mt7921_mcu_uni_tx_ba(dev, params, false);
979 break;
980 case IEEE80211_AMPDU_TX_START:
981 set_bit(tid, &msta->deflink.wcid.ampdu_state);
982 ret = IEEE80211_AMPDU_TX_START_IMMEDIATE;
983 break;
984 case IEEE80211_AMPDU_TX_STOP_CONT:
985 mtxq->aggr = false;
986 clear_bit(tid, &msta->deflink.wcid.ampdu_state);
987 mt7921_mcu_uni_tx_ba(dev, params, false);
988 ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
989 break;
990 }
991 mt792x_mutex_release(dev);
992
993 return ret;
994 }
995
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)996 static int mt7921_sta_state(struct ieee80211_hw *hw,
997 struct ieee80211_vif *vif,
998 struct ieee80211_sta *sta,
999 enum ieee80211_sta_state old_state,
1000 enum ieee80211_sta_state new_state)
1001 {
1002 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1003
1004 if (dev->pm.ds_enable) {
1005 mt792x_mutex_acquire(dev);
1006 mt76_connac_sta_state_dp(&dev->mt76, old_state, new_state);
1007 mt792x_mutex_release(dev);
1008 }
1009
1010 return mt76_sta_state(hw, vif, sta, old_state, new_state);
1011 }
1012
mt7921_scan_work(struct work_struct * work)1013 void mt7921_scan_work(struct work_struct *work)
1014 {
1015 struct mt792x_phy *phy;
1016
1017 phy = (struct mt792x_phy *)container_of(work, struct mt792x_phy,
1018 scan_work.work);
1019
1020 while (true) {
1021 struct mt76_connac2_mcu_rxd *rxd;
1022 struct sk_buff *skb;
1023
1024 spin_lock_bh(&phy->dev->mt76.lock);
1025 skb = __skb_dequeue(&phy->scan_event_list);
1026 spin_unlock_bh(&phy->dev->mt76.lock);
1027
1028 if (!skb)
1029 break;
1030
1031 rxd = (struct mt76_connac2_mcu_rxd *)skb->data;
1032 if (rxd->eid == MCU_EVENT_SCHED_SCAN_DONE) {
1033 ieee80211_sched_scan_results(phy->mt76->hw);
1034 } else if (rxd->eid == MCU_EVENT_SCAN_DONE) {
1035 struct mt76_connac_hw_scan_done *event = NULL;
1036
1037 skb_pull(skb, sizeof(*rxd));
1038 event = (struct mt76_connac_hw_scan_done *)skb->data;
1039 mt7921_regd_change(phy, event->alpha2);
1040 }
1041
1042 if (test_and_clear_bit(MT76_HW_SCANNING,
1043 &phy->mt76->state)) {
1044 struct cfg80211_scan_info info = {
1045 .aborted = false,
1046 };
1047
1048 ieee80211_scan_completed(phy->mt76->hw, &info);
1049 }
1050 dev_kfree_skb(skb);
1051 }
1052 }
1053
1054 static int
mt7921_hw_scan(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_scan_request * req)1055 mt7921_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1056 struct ieee80211_scan_request *req)
1057 {
1058 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1059 struct mt76_phy *mphy = hw->priv;
1060 int err;
1061
1062 mt792x_mutex_acquire(dev);
1063 err = mt76_connac_mcu_hw_scan(mphy, vif, req);
1064 mt792x_mutex_release(dev);
1065
1066 return err;
1067 }
1068
1069 static void
mt7921_cancel_hw_scan(struct ieee80211_hw * hw,struct ieee80211_vif * vif)1070 mt7921_cancel_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
1071 {
1072 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1073 struct mt76_phy *mphy = hw->priv;
1074
1075 mt792x_mutex_acquire(dev);
1076 mt76_connac_mcu_cancel_hw_scan(mphy, vif);
1077 mt792x_mutex_release(dev);
1078 }
1079
1080 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)1081 mt7921_start_sched_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1082 struct cfg80211_sched_scan_request *req,
1083 struct ieee80211_scan_ies *ies)
1084 {
1085 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1086 struct mt76_phy *mphy = hw->priv;
1087 int err;
1088
1089 mt792x_mutex_acquire(dev);
1090
1091 err = mt76_connac_mcu_sched_scan_req(mphy, vif, req);
1092 if (err < 0)
1093 goto out;
1094
1095 err = mt76_connac_mcu_sched_scan_enable(mphy, vif, true);
1096 out:
1097 mt792x_mutex_release(dev);
1098
1099 return err;
1100 }
1101
1102 static int
mt7921_stop_sched_scan(struct ieee80211_hw * hw,struct ieee80211_vif * vif)1103 mt7921_stop_sched_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
1104 {
1105 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1106 struct mt76_phy *mphy = hw->priv;
1107 int err;
1108
1109 mt792x_mutex_acquire(dev);
1110 err = mt76_connac_mcu_sched_scan_enable(mphy, vif, false);
1111 mt792x_mutex_release(dev);
1112
1113 return err;
1114 }
1115
1116 static int
mt7921_set_antenna(struct ieee80211_hw * hw,int radio_idx,u32 tx_ant,u32 rx_ant)1117 mt7921_set_antenna(struct ieee80211_hw *hw, int radio_idx,
1118 u32 tx_ant, u32 rx_ant)
1119 {
1120 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1121 struct mt792x_phy *phy = mt792x_hw_phy(hw);
1122 int max_nss = hweight8(hw->wiphy->available_antennas_tx);
1123
1124 if (!tx_ant || tx_ant != rx_ant || ffs(tx_ant) > max_nss)
1125 return -EINVAL;
1126
1127 if ((BIT(hweight8(tx_ant)) - 1) != tx_ant)
1128 return -EINVAL;
1129
1130 mt792x_mutex_acquire(dev);
1131
1132 phy->mt76->antenna_mask = tx_ant;
1133 phy->mt76->chainmask = tx_ant;
1134
1135 mt76_set_stream_caps(phy->mt76, true);
1136 mt7921_set_stream_he_caps(phy);
1137
1138 mt792x_mutex_release(dev);
1139
1140 return 0;
1141 }
1142
1143 #ifdef CONFIG_PM
mt7921_suspend(struct ieee80211_hw * hw,struct cfg80211_wowlan * wowlan)1144 static int mt7921_suspend(struct ieee80211_hw *hw,
1145 struct cfg80211_wowlan *wowlan)
1146 {
1147 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1148 struct mt792x_phy *phy = mt792x_hw_phy(hw);
1149
1150 cancel_delayed_work_sync(&phy->scan_work);
1151 cancel_delayed_work_sync(&phy->mt76->mac_work);
1152
1153 cancel_delayed_work_sync(&dev->pm.ps_work);
1154 mt76_connac_free_pending_tx_skbs(&dev->pm, NULL);
1155
1156 mt792x_mutex_acquire(dev);
1157
1158 clear_bit(MT76_STATE_RUNNING, &phy->mt76->state);
1159 ieee80211_iterate_active_interfaces(hw,
1160 IEEE80211_IFACE_ITER_RESUME_ALL,
1161 mt7921_mcu_set_suspend_iter,
1162 &dev->mphy);
1163
1164 mt792x_mutex_release(dev);
1165
1166 return 0;
1167 }
1168
mt7921_resume(struct ieee80211_hw * hw)1169 static int mt7921_resume(struct ieee80211_hw *hw)
1170 {
1171 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1172 struct mt792x_phy *phy = mt792x_hw_phy(hw);
1173
1174 mt792x_mutex_acquire(dev);
1175
1176 set_bit(MT76_STATE_RUNNING, &phy->mt76->state);
1177 ieee80211_iterate_active_interfaces(hw,
1178 IEEE80211_IFACE_ITER_RESUME_ALL,
1179 mt76_connac_mcu_set_suspend_iter,
1180 &dev->mphy);
1181
1182 ieee80211_queue_delayed_work(hw, &phy->mt76->mac_work,
1183 MT792x_WATCHDOG_TIME);
1184
1185 mt792x_mutex_release(dev);
1186
1187 return 0;
1188 }
1189
mt7921_set_rekey_data(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct cfg80211_gtk_rekey_data * data)1190 static void mt7921_set_rekey_data(struct ieee80211_hw *hw,
1191 struct ieee80211_vif *vif,
1192 struct cfg80211_gtk_rekey_data *data)
1193 {
1194 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1195
1196 mt792x_mutex_acquire(dev);
1197 mt76_connac_mcu_update_gtk_rekey(hw, vif, data);
1198 mt792x_mutex_release(dev);
1199 }
1200 #endif /* CONFIG_PM */
1201
mt7921_sta_set_decap_offload(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_sta * sta,bool enabled)1202 static void mt7921_sta_set_decap_offload(struct ieee80211_hw *hw,
1203 struct ieee80211_vif *vif,
1204 struct ieee80211_sta *sta,
1205 bool enabled)
1206 {
1207 struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv;
1208 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1209
1210 if (!msta->deflink.wcid.sta)
1211 return;
1212
1213 mt792x_mutex_acquire(dev);
1214
1215 if (enabled)
1216 set_bit(MT_WCID_FLAG_HDR_TRANS, &msta->deflink.wcid.flags);
1217 else
1218 clear_bit(MT_WCID_FLAG_HDR_TRANS, &msta->deflink.wcid.flags);
1219
1220 mt76_connac_mcu_sta_update_hdr_trans(&dev->mt76, vif, &msta->deflink.wcid,
1221 MCU_UNI_CMD(STA_REC_UPDATE));
1222
1223 mt792x_mutex_release(dev);
1224 }
1225
1226 #if IS_ENABLED(CONFIG_IPV6)
mt7921_ipv6_addr_change(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct inet6_dev * idev)1227 static void mt7921_ipv6_addr_change(struct ieee80211_hw *hw,
1228 struct ieee80211_vif *vif,
1229 struct inet6_dev *idev)
1230 {
1231 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
1232 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1233 struct inet6_ifaddr *ifa;
1234 struct in6_addr ns_addrs[IEEE80211_BSS_ARP_ADDR_LIST_LEN];
1235 struct sk_buff *skb;
1236 u8 i, idx = 0;
1237
1238 struct {
1239 struct {
1240 u8 bss_idx;
1241 u8 pad[3];
1242 } __packed hdr;
1243 struct mt76_connac_arpns_tlv arpns;
1244 } req_hdr = {
1245 .hdr = {
1246 .bss_idx = mvif->bss_conf.mt76.idx,
1247 },
1248 .arpns = {
1249 .tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_ND),
1250 .mode = 2, /* update */
1251 .option = 1, /* update only */
1252 },
1253 };
1254
1255 read_lock_bh(&idev->lock);
1256 list_for_each_entry(ifa, &idev->addr_list, if_list) {
1257 if (ifa->flags & IFA_F_TENTATIVE)
1258 continue;
1259 ns_addrs[idx] = ifa->addr;
1260 if (++idx >= IEEE80211_BSS_ARP_ADDR_LIST_LEN)
1261 break;
1262 }
1263 read_unlock_bh(&idev->lock);
1264
1265 if (!idx)
1266 return;
1267
1268 req_hdr.arpns.ips_num = idx;
1269 req_hdr.arpns.len = cpu_to_le16(sizeof(struct mt76_connac_arpns_tlv)
1270 + idx * sizeof(struct in6_addr));
1271 skb = __mt76_mcu_msg_alloc(&dev->mt76, &req_hdr,
1272 sizeof(req_hdr) + idx * sizeof(struct in6_addr),
1273 sizeof(req_hdr), GFP_ATOMIC);
1274 if (!skb)
1275 return;
1276
1277 for (i = 0; i < idx; i++)
1278 skb_put_data(skb, &ns_addrs[i].in6_u, sizeof(struct in6_addr));
1279
1280 skb_queue_tail(&dev->ipv6_ns_list, skb);
1281
1282 ieee80211_queue_work(dev->mt76.hw, &dev->ipv6_ns_work);
1283 }
1284 #endif
1285
mt7921_set_tx_sar_pwr(struct ieee80211_hw * hw,const struct cfg80211_sar_specs * sar)1286 int mt7921_set_tx_sar_pwr(struct ieee80211_hw *hw,
1287 const struct cfg80211_sar_specs *sar)
1288 {
1289 struct mt76_phy *mphy = hw->priv;
1290
1291 if (sar) {
1292 int err = mt76_init_sar_power(hw, sar);
1293
1294 if (err)
1295 return err;
1296 }
1297 mt792x_init_acpi_sar_power(mt792x_hw_phy(hw), !sar);
1298
1299 return mt76_connac_mcu_set_rate_txpower(mphy);
1300 }
1301
mt7921_set_sar_specs(struct ieee80211_hw * hw,const struct cfg80211_sar_specs * sar)1302 static int mt7921_set_sar_specs(struct ieee80211_hw *hw,
1303 const struct cfg80211_sar_specs *sar)
1304 {
1305 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1306 int err;
1307
1308 mt792x_mutex_acquire(dev);
1309 err = mt7921_mcu_set_clc(dev, dev->mt76.alpha2,
1310 dev->country_ie_env);
1311 if (err < 0)
1312 goto out;
1313
1314 err = mt7921_set_tx_sar_pwr(hw, sar);
1315 out:
1316 mt792x_mutex_release(dev);
1317
1318 return err;
1319 }
1320
1321 static void
mt7921_channel_switch_beacon(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct cfg80211_chan_def * chandef)1322 mt7921_channel_switch_beacon(struct ieee80211_hw *hw,
1323 struct ieee80211_vif *vif,
1324 struct cfg80211_chan_def *chandef)
1325 {
1326 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1327
1328 mt792x_mutex_acquire(dev);
1329 mt7921_mcu_uni_add_beacon_offload(dev, hw, vif, true);
1330 mt792x_mutex_release(dev);
1331 }
1332
1333 static int
mt7921_start_ap(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf)1334 mt7921_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1335 struct ieee80211_bss_conf *link_conf)
1336 {
1337 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
1338 struct mt792x_phy *phy = mt792x_hw_phy(hw);
1339 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1340 int err;
1341
1342 mt792x_mutex_acquire(dev);
1343
1344 err = mt76_connac_mcu_uni_add_bss(phy->mt76, vif, &mvif->sta.deflink.wcid,
1345 true, mvif->bss_conf.mt76.ctx);
1346 if (err)
1347 goto out;
1348
1349 err = mt7921_mcu_set_bss_pm(dev, vif, true);
1350 if (err)
1351 goto out;
1352
1353 err = mt7921_mcu_sta_update(dev, NULL, vif, true,
1354 MT76_STA_INFO_STATE_NONE);
1355 out:
1356 mt792x_mutex_release(dev);
1357
1358 return err;
1359 }
1360
1361 static void
mt7921_stop_ap(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf)1362 mt7921_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1363 struct ieee80211_bss_conf *link_conf)
1364 {
1365 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
1366 struct mt792x_phy *phy = mt792x_hw_phy(hw);
1367 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1368 int err;
1369
1370 mt792x_mutex_acquire(dev);
1371
1372 err = mt7921_mcu_set_bss_pm(dev, vif, false);
1373 if (err)
1374 goto out;
1375
1376 mt76_connac_mcu_uni_add_bss(phy->mt76, vif, &mvif->sta.deflink.wcid, false,
1377 mvif->bss_conf.mt76.ctx);
1378
1379 out:
1380 mt792x_mutex_release(dev);
1381 }
1382
1383 static int
mt7921_add_chanctx(struct ieee80211_hw * hw,struct ieee80211_chanctx_conf * ctx)1384 mt7921_add_chanctx(struct ieee80211_hw *hw,
1385 struct ieee80211_chanctx_conf *ctx)
1386 {
1387 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1388
1389 dev->new_ctx = ctx;
1390 return 0;
1391 }
1392
1393 static void
mt7921_remove_chanctx(struct ieee80211_hw * hw,struct ieee80211_chanctx_conf * ctx)1394 mt7921_remove_chanctx(struct ieee80211_hw *hw,
1395 struct ieee80211_chanctx_conf *ctx)
1396 {
1397 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1398
1399 if (dev->new_ctx == ctx)
1400 dev->new_ctx = NULL;
1401 }
1402
1403 static void
mt7921_change_chanctx(struct ieee80211_hw * hw,struct ieee80211_chanctx_conf * ctx,u32 changed)1404 mt7921_change_chanctx(struct ieee80211_hw *hw,
1405 struct ieee80211_chanctx_conf *ctx,
1406 u32 changed)
1407 {
1408 struct mt792x_chanctx *mctx = (struct mt792x_chanctx *)ctx->drv_priv;
1409 struct mt792x_phy *phy = mt792x_hw_phy(hw);
1410 struct ieee80211_vif *vif;
1411 struct mt792x_vif *mvif;
1412
1413 if (!mctx->bss_conf)
1414 return;
1415
1416 mvif = container_of(mctx->bss_conf, struct mt792x_vif, bss_conf);
1417 vif = container_of((void *)mvif, struct ieee80211_vif, drv_priv);
1418
1419 mt792x_mutex_acquire(phy->dev);
1420 if (vif->type == NL80211_IFTYPE_MONITOR) {
1421 mt7921_mcu_set_sniffer(mvif->phy->dev, vif, true);
1422 mt7921_mcu_config_sniffer(mvif, ctx);
1423 } else {
1424 mt76_connac_mcu_uni_set_chctx(mvif->phy->mt76, &mvif->bss_conf.mt76, ctx);
1425 }
1426 mt792x_mutex_release(phy->dev);
1427 }
1428
mt7921_mgd_prepare_tx(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_prep_tx_info * info)1429 static void mt7921_mgd_prepare_tx(struct ieee80211_hw *hw,
1430 struct ieee80211_vif *vif,
1431 struct ieee80211_prep_tx_info *info)
1432 {
1433 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
1434 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1435 u16 duration = info->duration ? info->duration :
1436 jiffies_to_msecs(HZ);
1437
1438 mt792x_mutex_acquire(dev);
1439 mt7921_set_roc(mvif->phy, mvif, mvif->bss_conf.mt76.ctx->def.chan, duration,
1440 MT7921_ROC_REQ_JOIN);
1441 mt792x_mutex_release(dev);
1442 }
1443
mt7921_mgd_complete_tx(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_prep_tx_info * info)1444 static void mt7921_mgd_complete_tx(struct ieee80211_hw *hw,
1445 struct ieee80211_vif *vif,
1446 struct ieee80211_prep_tx_info *info)
1447 {
1448 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
1449
1450 mt7921_abort_roc(mvif->phy, mvif);
1451 }
1452
mt7921_switch_vif_chanctx(struct ieee80211_hw * hw,struct ieee80211_vif_chanctx_switch * vifs,int n_vifs,enum ieee80211_chanctx_switch_mode mode)1453 static int mt7921_switch_vif_chanctx(struct ieee80211_hw *hw,
1454 struct ieee80211_vif_chanctx_switch *vifs,
1455 int n_vifs,
1456 enum ieee80211_chanctx_switch_mode mode)
1457 {
1458 return mt792x_assign_vif_chanctx(hw, vifs->vif, vifs->link_conf,
1459 vifs->new_ctx);
1460 }
1461
mt7921_csa_work(struct work_struct * work)1462 void mt7921_csa_work(struct work_struct *work)
1463 {
1464 struct mt792x_vif *mvif;
1465 struct mt792x_dev *dev;
1466 struct ieee80211_vif *vif;
1467 int ret;
1468
1469 mvif = (struct mt792x_vif *)container_of(work, struct mt792x_vif,
1470 csa_work);
1471 dev = mvif->phy->dev;
1472 vif = container_of((void *)mvif, struct ieee80211_vif, drv_priv);
1473
1474 mt792x_mutex_acquire(dev);
1475 ret = mt76_connac_mcu_uni_set_chctx(mvif->phy->mt76, &mvif->bss_conf.mt76,
1476 dev->new_ctx);
1477 mt792x_mutex_release(dev);
1478
1479 ieee80211_chswitch_done(vif, !ret, 0);
1480 }
1481
mt7921_pre_channel_switch(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_channel_switch * chsw)1482 static int mt7921_pre_channel_switch(struct ieee80211_hw *hw,
1483 struct ieee80211_vif *vif,
1484 struct ieee80211_channel_switch *chsw)
1485 {
1486 if (vif->type != NL80211_IFTYPE_STATION || !vif->cfg.assoc)
1487 return -EOPNOTSUPP;
1488
1489 if (!cfg80211_chandef_usable(hw->wiphy, &chsw->chandef,
1490 IEEE80211_CHAN_DISABLED))
1491 return -EOPNOTSUPP;
1492
1493 return 0;
1494 }
1495
mt7921_channel_switch(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_channel_switch * chsw)1496 static void mt7921_channel_switch(struct ieee80211_hw *hw,
1497 struct ieee80211_vif *vif,
1498 struct ieee80211_channel_switch *chsw)
1499 {
1500 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
1501 u16 beacon_interval = vif->bss_conf.beacon_int;
1502
1503 mvif->csa_timer.expires = TU_TO_EXP_TIME(beacon_interval * chsw->count);
1504 add_timer(&mvif->csa_timer);
1505 }
1506
mt7921_abort_channel_switch(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf)1507 static void mt7921_abort_channel_switch(struct ieee80211_hw *hw,
1508 struct ieee80211_vif *vif,
1509 struct ieee80211_bss_conf *link_conf)
1510 {
1511 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
1512
1513 timer_delete_sync(&mvif->csa_timer);
1514 cancel_work_sync(&mvif->csa_work);
1515 }
1516
mt7921_channel_switch_rx_beacon(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_channel_switch * chsw)1517 static void mt7921_channel_switch_rx_beacon(struct ieee80211_hw *hw,
1518 struct ieee80211_vif *vif,
1519 struct ieee80211_channel_switch *chsw)
1520 {
1521 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1522 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
1523 u16 beacon_interval = vif->bss_conf.beacon_int;
1524
1525 if (!dev->new_ctx)
1526 return;
1527
1528 if (cfg80211_chandef_identical(&chsw->chandef,
1529 &dev->new_ctx->def) &&
1530 chsw->count) {
1531 mod_timer(&mvif->csa_timer,
1532 TU_TO_EXP_TIME(beacon_interval * chsw->count));
1533 }
1534 }
1535
mt7921_rfkill_poll(struct ieee80211_hw * hw)1536 static void mt7921_rfkill_poll(struct ieee80211_hw *hw)
1537 {
1538 struct mt792x_phy *phy = mt792x_hw_phy(hw);
1539 int ret = 0;
1540
1541 mt792x_mutex_acquire(phy->dev);
1542 ret = mt7921_mcu_wf_rf_pin_ctrl(phy, WF_RF_PIN_POLL);
1543 mt792x_mutex_release(phy->dev);
1544
1545 wiphy_rfkill_set_hw_state(hw->wiphy, ret ? false : true);
1546 }
1547
1548 const struct ieee80211_ops mt7921_ops = {
1549 .tx = mt792x_tx,
1550 .start = mt7921_start,
1551 .stop = mt7921_stop,
1552 .add_interface = mt7921_add_interface,
1553 .remove_interface = mt792x_remove_interface,
1554 .config = mt7921_config,
1555 .conf_tx = mt792x_conf_tx,
1556 .configure_filter = mt7921_configure_filter,
1557 .bss_info_changed = mt7921_bss_info_changed,
1558 .start_ap = mt7921_start_ap,
1559 .stop_ap = mt7921_stop_ap,
1560 .sta_state = mt7921_sta_state,
1561 .sta_pre_rcu_remove = mt76_sta_pre_rcu_remove,
1562 .set_key = mt7921_set_key,
1563 .sta_set_decap_offload = mt7921_sta_set_decap_offload,
1564 #if IS_ENABLED(CONFIG_IPV6)
1565 .ipv6_addr_change = mt7921_ipv6_addr_change,
1566 #endif /* CONFIG_IPV6 */
1567 .ampdu_action = mt7921_ampdu_action,
1568 .set_rts_threshold = mt7921_set_rts_threshold,
1569 .wake_tx_queue = mt76_wake_tx_queue,
1570 .release_buffered_frames = mt76_release_buffered_frames,
1571 .channel_switch_beacon = mt7921_channel_switch_beacon,
1572 .get_txpower = mt792x_get_txpower,
1573 .get_stats = mt792x_get_stats,
1574 .get_et_sset_count = mt792x_get_et_sset_count,
1575 .get_et_strings = mt792x_get_et_strings,
1576 .get_et_stats = mt792x_get_et_stats,
1577 .get_tsf = mt792x_get_tsf,
1578 .set_tsf = mt792x_set_tsf,
1579 .get_survey = mt76_get_survey,
1580 .get_antenna = mt76_get_antenna,
1581 .set_antenna = mt7921_set_antenna,
1582 .set_coverage_class = mt792x_set_coverage_class,
1583 .hw_scan = mt7921_hw_scan,
1584 .cancel_hw_scan = mt7921_cancel_hw_scan,
1585 .sta_statistics = mt792x_sta_statistics,
1586 .sched_scan_start = mt7921_start_sched_scan,
1587 .sched_scan_stop = mt7921_stop_sched_scan,
1588 CFG80211_TESTMODE_CMD(mt7921_testmode_cmd)
1589 CFG80211_TESTMODE_DUMP(mt7921_testmode_dump)
1590 #ifdef CONFIG_PM
1591 .suspend = mt7921_suspend,
1592 .resume = mt7921_resume,
1593 .set_wakeup = mt792x_set_wakeup,
1594 .set_rekey_data = mt7921_set_rekey_data,
1595 #endif /* CONFIG_PM */
1596 .flush = mt792x_flush,
1597 .set_sar_specs = mt7921_set_sar_specs,
1598 .rfkill_poll = mt7921_rfkill_poll,
1599 .remain_on_channel = mt7921_remain_on_channel,
1600 .cancel_remain_on_channel = mt7921_cancel_remain_on_channel,
1601 .add_chanctx = mt7921_add_chanctx,
1602 .remove_chanctx = mt7921_remove_chanctx,
1603 .change_chanctx = mt7921_change_chanctx,
1604 .assign_vif_chanctx = mt792x_assign_vif_chanctx,
1605 .unassign_vif_chanctx = mt792x_unassign_vif_chanctx,
1606 .mgd_prepare_tx = mt7921_mgd_prepare_tx,
1607 .mgd_complete_tx = mt7921_mgd_complete_tx,
1608 .switch_vif_chanctx = mt7921_switch_vif_chanctx,
1609 .pre_channel_switch = mt7921_pre_channel_switch,
1610 .channel_switch = mt7921_channel_switch,
1611 .abort_channel_switch = mt7921_abort_channel_switch,
1612 .channel_switch_rx_beacon = mt7921_channel_switch_rx_beacon,
1613 };
1614 EXPORT_SYMBOL_GPL(mt7921_ops);
1615
1616 MODULE_DESCRIPTION("MediaTek MT7921 core driver");
1617 MODULE_LICENSE("Dual BSD/GPL");
1618 MODULE_AUTHOR("Sean Wang <sean.wang@mediatek.com>");
1619