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[4] |=
139 IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4;
140 he_cap_elem->phy_cap_info[8] |=
141 IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU |
142 IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU;
143 }
144 break;
145 }
146
147 he_mcs->rx_mcs_80 = cpu_to_le16(mcs_map);
148 he_mcs->tx_mcs_80 = cpu_to_le16(mcs_map);
149 if (is_mt7922(phy->mt76->dev)) {
150 he_mcs->rx_mcs_160 = cpu_to_le16(mcs_map);
151 he_mcs->tx_mcs_160 = cpu_to_le16(mcs_map);
152 }
153
154 memset(he_cap->ppe_thres, 0, sizeof(he_cap->ppe_thres));
155 if (he_cap_elem->phy_cap_info[6] &
156 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) {
157 mt76_connac_gen_ppe_thresh(he_cap->ppe_thres, nss, band);
158 } else {
159 he_cap_elem->phy_cap_info[9] |=
160 u8_encode_bits(IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US,
161 IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK);
162 }
163
164 if (band == NL80211_BAND_6GHZ) {
165 struct ieee80211_supported_band *sband =
166 &phy->mt76->sband_5g.sband;
167 struct ieee80211_sta_vht_cap *vht_cap = &sband->vht_cap;
168 struct ieee80211_sta_ht_cap *ht_cap = &sband->ht_cap;
169 u32 exp;
170 u16 cap;
171
172 cap = u16_encode_bits(ht_cap->ampdu_density,
173 IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START);
174 exp = u32_get_bits(vht_cap->cap,
175 IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK);
176 cap |= u16_encode_bits(exp,
177 IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP);
178 exp = u32_get_bits(vht_cap->cap,
179 IEEE80211_VHT_CAP_MAX_MPDU_MASK);
180 cap |= u16_encode_bits(exp,
181 IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN);
182 if (vht_cap->cap & IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN)
183 cap |= IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS;
184 if (vht_cap->cap & IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN)
185 cap |= IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS;
186
187 data[idx].he_6ghz_capa.capa = cpu_to_le16(cap);
188 }
189 idx++;
190 }
191
192 return idx;
193 }
194
mt7921_set_stream_he_caps(struct mt792x_phy * phy)195 void mt7921_set_stream_he_caps(struct mt792x_phy *phy)
196 {
197 struct ieee80211_sband_iftype_data *data;
198 struct ieee80211_supported_band *band;
199 int n;
200
201 if (phy->mt76->cap.has_2ghz) {
202 data = phy->iftype[NL80211_BAND_2GHZ];
203 n = mt7921_init_he_caps(phy, NL80211_BAND_2GHZ, data);
204
205 band = &phy->mt76->sband_2g.sband;
206 _ieee80211_set_sband_iftype_data(band, data, n);
207 }
208
209 if (phy->mt76->cap.has_5ghz) {
210 data = phy->iftype[NL80211_BAND_5GHZ];
211 n = mt7921_init_he_caps(phy, NL80211_BAND_5GHZ, data);
212
213 band = &phy->mt76->sband_5g.sband;
214 _ieee80211_set_sband_iftype_data(band, data, n);
215
216 if (phy->mt76->cap.has_6ghz) {
217 data = phy->iftype[NL80211_BAND_6GHZ];
218 n = mt7921_init_he_caps(phy, NL80211_BAND_6GHZ, data);
219
220 band = &phy->mt76->sband_6g.sband;
221 _ieee80211_set_sband_iftype_data(band, data, n);
222 }
223 }
224 }
225
__mt7921_start(struct mt792x_phy * phy)226 int __mt7921_start(struct mt792x_phy *phy)
227 {
228 struct mt76_phy *mphy = phy->mt76;
229 int err;
230
231 err = mt76_connac_mcu_set_mac_enable(mphy->dev, 0, true, false);
232 if (err)
233 return err;
234
235 err = mt76_connac_mcu_set_channel_domain(mphy);
236 if (err)
237 return err;
238
239 err = mt7921_mcu_set_chan_info(phy, MCU_EXT_CMD(SET_RX_PATH));
240 if (err)
241 return err;
242
243 err = mt7921_set_tx_sar_pwr(mphy->hw, NULL);
244 if (err)
245 return err;
246
247 mt792x_mac_reset_counters(phy);
248 set_bit(MT76_STATE_RUNNING, &mphy->state);
249
250 ieee80211_queue_delayed_work(mphy->hw, &mphy->mac_work,
251 MT792x_WATCHDOG_TIME);
252 if (mt76_is_mmio(mphy->dev)) {
253 err = mt7921_mcu_radio_led_ctrl(phy->dev, EXT_CMD_RADIO_LED_CTRL_ENABLE);
254 if (err)
255 return err;
256
257 err = mt7921_mcu_radio_led_ctrl(phy->dev, EXT_CMD_RADIO_ON_LED);
258 if (err)
259 return err;
260 }
261
262 if (phy->chip_cap & MT792x_CHIP_CAP_WF_RF_PIN_CTRL_EVT_EN) {
263 mt7921_mcu_wf_rf_pin_ctrl(phy, WF_RF_PIN_INIT);
264 wiphy_rfkill_start_polling(mphy->hw->wiphy);
265 }
266
267 return 0;
268 }
269 EXPORT_SYMBOL_GPL(__mt7921_start);
270
mt7921_start(struct ieee80211_hw * hw)271 static int mt7921_start(struct ieee80211_hw *hw)
272 {
273 struct mt792x_phy *phy = mt792x_hw_phy(hw);
274 int err;
275
276 mt792x_mutex_acquire(phy->dev);
277 err = __mt7921_start(phy);
278 mt792x_mutex_release(phy->dev);
279
280 return err;
281 }
282
mt7921_stop(struct ieee80211_hw * hw,bool suspend)283 static void mt7921_stop(struct ieee80211_hw *hw, bool suspend)
284 {
285 struct mt792x_dev *dev = mt792x_hw_dev(hw);
286 int err = 0;
287
288 if (mt76_is_mmio(&dev->mt76)) {
289 mt792x_mutex_acquire(dev);
290 err = mt7921_mcu_radio_led_ctrl(dev, EXT_CMD_RADIO_OFF_LED);
291 mt792x_mutex_release(dev);
292 if (err)
293 return;
294 }
295
296 mt792x_stop(hw, false);
297 }
298
299 static int
mt7921_add_interface(struct ieee80211_hw * hw,struct ieee80211_vif * vif)300 mt7921_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
301 {
302 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
303 struct mt792x_dev *dev = mt792x_hw_dev(hw);
304 struct mt792x_phy *phy = mt792x_hw_phy(hw);
305 struct mt76_txq *mtxq;
306 int idx, ret = 0;
307
308 mt792x_mutex_acquire(dev);
309
310 mvif->bss_conf.mt76.idx = __ffs64(~dev->mt76.vif_mask);
311 if (mvif->bss_conf.mt76.idx >= MT792x_MAX_INTERFACES) {
312 ret = -ENOSPC;
313 goto out;
314 }
315
316 mvif->bss_conf.mt76.omac_idx = mvif->bss_conf.mt76.idx;
317 mvif->phy = phy;
318 mvif->bss_conf.vif = mvif;
319 mvif->bss_conf.mt76.band_idx = 0;
320 mvif->bss_conf.mt76.wmm_idx = mvif->bss_conf.mt76.idx % MT76_CONNAC_MAX_WMM_SETS;
321
322 ret = mt76_connac_mcu_uni_add_dev(&dev->mphy, &vif->bss_conf,
323 &mvif->bss_conf.mt76,
324 &mvif->sta.deflink.wcid, true);
325 if (ret)
326 goto out;
327
328 dev->mt76.vif_mask |= BIT_ULL(mvif->bss_conf.mt76.idx);
329 phy->omac_mask |= BIT_ULL(mvif->bss_conf.mt76.omac_idx);
330
331 idx = MT792x_WTBL_RESERVED - mvif->bss_conf.mt76.idx;
332
333 INIT_LIST_HEAD(&mvif->sta.deflink.wcid.poll_list);
334 mvif->sta.deflink.wcid.idx = idx;
335 mvif->sta.deflink.wcid.tx_info |= MT_WCID_TX_INFO_SET;
336 mt76_wcid_init(&mvif->sta.deflink.wcid, mvif->bss_conf.mt76.band_idx);
337
338 mt7921_mac_wtbl_update(dev, idx,
339 MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
340
341 ewma_rssi_init(&mvif->bss_conf.rssi);
342
343 rcu_assign_pointer(dev->mt76.wcid[idx], &mvif->sta.deflink.wcid);
344 if (vif->txq) {
345 mtxq = (struct mt76_txq *)vif->txq->drv_priv;
346 mtxq->wcid = idx;
347 }
348
349 vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER;
350 if (phy->chip_cap & MT792x_CHIP_CAP_RSSI_NOTIFY_EVT_EN)
351 vif->driver_flags |= IEEE80211_VIF_SUPPORTS_CQM_RSSI;
352
353 INIT_WORK(&mvif->csa_work, mt7921_csa_work);
354 timer_setup(&mvif->csa_timer, mt792x_csa_timer, 0);
355 out:
356 mt792x_mutex_release(dev);
357
358 return ret;
359 }
360
mt7921_roc_iter(void * priv,u8 * mac,struct ieee80211_vif * vif)361 static void mt7921_roc_iter(void *priv, u8 *mac,
362 struct ieee80211_vif *vif)
363 {
364 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
365 struct mt792x_phy *phy = priv;
366
367 mt7921_mcu_abort_roc(phy, mvif, phy->roc_token_id);
368 }
369
mt7921_roc_abort_sync(struct mt792x_dev * dev)370 void mt7921_roc_abort_sync(struct mt792x_dev *dev)
371 {
372 struct mt792x_phy *phy = &dev->phy;
373
374 timer_delete_sync(&phy->roc_timer);
375 cancel_work_sync(&phy->roc_work);
376 if (test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state))
377 ieee80211_iterate_interfaces(mt76_hw(dev),
378 IEEE80211_IFACE_ITER_RESUME_ALL,
379 mt7921_roc_iter, (void *)phy);
380 }
381 EXPORT_SYMBOL_GPL(mt7921_roc_abort_sync);
382
mt7921_roc_work(struct work_struct * work)383 void mt7921_roc_work(struct work_struct *work)
384 {
385 struct mt792x_phy *phy;
386
387 phy = (struct mt792x_phy *)container_of(work, struct mt792x_phy,
388 roc_work);
389
390 if (!test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state))
391 return;
392
393 mt792x_mutex_acquire(phy->dev);
394 ieee80211_iterate_active_interfaces(phy->mt76->hw,
395 IEEE80211_IFACE_ITER_RESUME_ALL,
396 mt7921_roc_iter, phy);
397 mt792x_mutex_release(phy->dev);
398 ieee80211_remain_on_channel_expired(phy->mt76->hw);
399 }
400
mt7921_abort_roc(struct mt792x_phy * phy,struct mt792x_vif * vif)401 static int mt7921_abort_roc(struct mt792x_phy *phy, struct mt792x_vif *vif)
402 {
403 int err = 0;
404
405 timer_delete_sync(&phy->roc_timer);
406 cancel_work_sync(&phy->roc_work);
407
408 mt792x_mutex_acquire(phy->dev);
409 if (test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state))
410 err = mt7921_mcu_abort_roc(phy, vif, phy->roc_token_id);
411 mt792x_mutex_release(phy->dev);
412
413 return err;
414 }
415
mt7921_set_roc(struct mt792x_phy * phy,struct mt792x_vif * vif,struct ieee80211_channel * chan,int duration,enum mt7921_roc_req type)416 static int mt7921_set_roc(struct mt792x_phy *phy,
417 struct mt792x_vif *vif,
418 struct ieee80211_channel *chan,
419 int duration,
420 enum mt7921_roc_req type)
421 {
422 int err;
423
424 if (test_and_set_bit(MT76_STATE_ROC, &phy->mt76->state))
425 return -EBUSY;
426
427 phy->roc_grant = false;
428
429 err = mt7921_mcu_set_roc(phy, vif, chan, duration, type,
430 ++phy->roc_token_id);
431 if (err < 0) {
432 clear_bit(MT76_STATE_ROC, &phy->mt76->state);
433 goto out;
434 }
435
436 if (!wait_event_timeout(phy->roc_wait, phy->roc_grant, HZ)) {
437 mt7921_mcu_abort_roc(phy, vif, phy->roc_token_id);
438 clear_bit(MT76_STATE_ROC, &phy->mt76->state);
439 err = -ETIMEDOUT;
440 }
441
442 out:
443 return err;
444 }
445
mt7921_remain_on_channel(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_channel * chan,int duration,enum ieee80211_roc_type type)446 static int mt7921_remain_on_channel(struct ieee80211_hw *hw,
447 struct ieee80211_vif *vif,
448 struct ieee80211_channel *chan,
449 int duration,
450 enum ieee80211_roc_type type)
451 {
452 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
453 struct mt792x_phy *phy = mt792x_hw_phy(hw);
454 int err;
455
456 mt792x_mutex_acquire(phy->dev);
457 err = mt7921_set_roc(phy, mvif, chan, duration, MT7921_ROC_REQ_ROC);
458 mt792x_mutex_release(phy->dev);
459
460 return err;
461 }
462
mt7921_cancel_remain_on_channel(struct ieee80211_hw * hw,struct ieee80211_vif * vif)463 static int mt7921_cancel_remain_on_channel(struct ieee80211_hw *hw,
464 struct ieee80211_vif *vif)
465 {
466 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
467 struct mt792x_phy *phy = mt792x_hw_phy(hw);
468
469 return mt7921_abort_roc(phy, mvif);
470 }
471
mt7921_set_channel(struct mt76_phy * mphy)472 int mt7921_set_channel(struct mt76_phy *mphy)
473 {
474 struct mt792x_phy *phy = mphy->priv;
475 struct mt792x_dev *dev = phy->dev;
476 int ret;
477
478 mt76_connac_pm_wake(mphy, &dev->pm);
479 ret = mt7921_mcu_set_chan_info(phy, MCU_EXT_CMD(CHANNEL_SWITCH));
480 if (ret)
481 goto out;
482
483 mt792x_mac_set_timeing(phy);
484 mt792x_mac_reset_counters(phy);
485 phy->noise = 0;
486
487 out:
488 mt76_connac_power_save_sched(mphy, &dev->pm);
489
490 ieee80211_queue_delayed_work(mphy->hw, &mphy->mac_work,
491 MT792x_WATCHDOG_TIME);
492
493 return ret;
494 }
495 EXPORT_SYMBOL_GPL(mt7921_set_channel);
496
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)497 static int mt7921_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
498 struct ieee80211_vif *vif, struct ieee80211_sta *sta,
499 struct ieee80211_key_conf *key)
500 {
501 struct mt792x_dev *dev = mt792x_hw_dev(hw);
502 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
503 struct mt792x_sta *msta = sta ? (struct mt792x_sta *)sta->drv_priv :
504 &mvif->sta;
505 struct mt76_wcid *wcid = &msta->deflink.wcid;
506 u8 *wcid_keyidx = &wcid->hw_key_idx;
507 int idx = key->keyidx, err = 0;
508
509 /* The hardware does not support per-STA RX GTK, fallback
510 * to software mode for these.
511 */
512 if ((vif->type == NL80211_IFTYPE_ADHOC ||
513 vif->type == NL80211_IFTYPE_MESH_POINT) &&
514 (key->cipher == WLAN_CIPHER_SUITE_TKIP ||
515 key->cipher == WLAN_CIPHER_SUITE_CCMP) &&
516 !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE))
517 return -EOPNOTSUPP;
518
519 /* fall back to sw encryption for unsupported ciphers */
520 switch (key->cipher) {
521 case WLAN_CIPHER_SUITE_AES_CMAC:
522 key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIE;
523 wcid_keyidx = &wcid->hw_key_idx2;
524 break;
525 case WLAN_CIPHER_SUITE_WEP40:
526 case WLAN_CIPHER_SUITE_WEP104:
527 if (!mvif->wep_sta)
528 return -EOPNOTSUPP;
529 break;
530 case WLAN_CIPHER_SUITE_TKIP:
531 case WLAN_CIPHER_SUITE_CCMP:
532 case WLAN_CIPHER_SUITE_CCMP_256:
533 case WLAN_CIPHER_SUITE_GCMP:
534 case WLAN_CIPHER_SUITE_GCMP_256:
535 case WLAN_CIPHER_SUITE_SMS4:
536 break;
537 default:
538 return -EOPNOTSUPP;
539 }
540
541 mt792x_mutex_acquire(dev);
542
543 if (cmd == SET_KEY) {
544 *wcid_keyidx = idx;
545 } else {
546 if (idx == *wcid_keyidx)
547 *wcid_keyidx = -1;
548
549 /* For security issue we don't trigger the key deletion when
550 * reassociating. But we should trigger the deletion process
551 * to avoid using incorrect cipher after disconnection,
552 */
553 if (vif->type != NL80211_IFTYPE_STATION || vif->cfg.assoc)
554 goto out;
555 }
556
557 mt76_wcid_key_setup(&dev->mt76, wcid, key);
558 err = mt76_connac_mcu_add_key(&dev->mt76, vif, &msta->deflink.bip,
559 key, MCU_UNI_CMD(STA_REC_UPDATE),
560 &msta->deflink.wcid, cmd);
561 if (err)
562 goto out;
563
564 if (key->cipher == WLAN_CIPHER_SUITE_WEP104 ||
565 key->cipher == WLAN_CIPHER_SUITE_WEP40)
566 err = mt76_connac_mcu_add_key(&dev->mt76, vif,
567 &mvif->wep_sta->deflink.bip,
568 key, MCU_UNI_CMD(STA_REC_UPDATE),
569 &mvif->wep_sta->deflink.wcid, cmd);
570 out:
571 mt792x_mutex_release(dev);
572
573 return err;
574 }
575
576 static void
mt7921_pm_interface_iter(void * priv,u8 * mac,struct ieee80211_vif * vif)577 mt7921_pm_interface_iter(void *priv, u8 *mac, struct ieee80211_vif *vif)
578 {
579 struct mt792x_dev *dev = priv;
580 struct ieee80211_hw *hw = mt76_hw(dev);
581 bool pm_enable = dev->pm.enable;
582 int err;
583
584 err = mt7921_mcu_set_beacon_filter(dev, vif, pm_enable);
585 if (err < 0)
586 return;
587
588 if (pm_enable) {
589 vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER;
590 ieee80211_hw_set(hw, CONNECTION_MONITOR);
591 } else {
592 vif->driver_flags &= ~IEEE80211_VIF_BEACON_FILTER;
593 __clear_bit(IEEE80211_HW_CONNECTION_MONITOR, hw->flags);
594 }
595 }
596
597 static void
mt7921_sniffer_interface_iter(void * priv,u8 * mac,struct ieee80211_vif * vif)598 mt7921_sniffer_interface_iter(void *priv, u8 *mac, struct ieee80211_vif *vif)
599 {
600 struct mt792x_dev *dev = priv;
601 struct ieee80211_hw *hw = mt76_hw(dev);
602 struct mt76_connac_pm *pm = &dev->pm;
603 bool monitor = !!(hw->conf.flags & IEEE80211_CONF_MONITOR);
604
605 mt7921_mcu_set_sniffer(dev, vif, monitor);
606 pm->enable = pm->enable_user && !monitor;
607 pm->ds_enable = pm->ds_enable_user && !monitor;
608
609 mt76_connac_mcu_set_deep_sleep(&dev->mt76, pm->ds_enable);
610
611 if (monitor)
612 mt7921_mcu_set_beacon_filter(dev, vif, false);
613 }
614
mt7921_set_runtime_pm(struct mt792x_dev * dev)615 void mt7921_set_runtime_pm(struct mt792x_dev *dev)
616 {
617 struct ieee80211_hw *hw = mt76_hw(dev);
618 struct mt76_connac_pm *pm = &dev->pm;
619 bool monitor = !!(hw->conf.flags & IEEE80211_CONF_MONITOR);
620
621 pm->enable = pm->enable_user && !monitor;
622 ieee80211_iterate_active_interfaces(hw,
623 IEEE80211_IFACE_ITER_RESUME_ALL,
624 mt7921_pm_interface_iter, dev);
625 pm->ds_enable = pm->ds_enable_user && !monitor;
626 mt76_connac_mcu_set_deep_sleep(&dev->mt76, pm->ds_enable);
627 }
628
mt7921_config(struct ieee80211_hw * hw,int radio_idx,u32 changed)629 static int mt7921_config(struct ieee80211_hw *hw, int radio_idx, u32 changed)
630 {
631 struct mt792x_dev *dev = mt792x_hw_dev(hw);
632 struct mt792x_phy *phy = mt792x_hw_phy(hw);
633 int ret = 0;
634
635 if (changed & IEEE80211_CONF_CHANGE_CHANNEL) {
636 ret = mt76_update_channel(phy->mt76);
637 if (ret)
638 return ret;
639 }
640
641 mt792x_mutex_acquire(dev);
642
643 if (changed & IEEE80211_CONF_CHANGE_POWER) {
644 ret = mt7921_set_tx_sar_pwr(hw, NULL);
645 if (ret)
646 goto out;
647 }
648
649 if (changed & IEEE80211_CONF_CHANGE_MONITOR) {
650 ieee80211_iterate_active_interfaces(hw,
651 IEEE80211_IFACE_ITER_RESUME_ALL,
652 mt7921_sniffer_interface_iter, dev);
653 }
654
655 out:
656 mt792x_mutex_release(dev);
657
658 return ret;
659 }
660
mt7921_configure_filter(struct ieee80211_hw * hw,unsigned int changed_flags,unsigned int * total_flags,u64 multicast)661 static void mt7921_configure_filter(struct ieee80211_hw *hw,
662 unsigned int changed_flags,
663 unsigned int *total_flags,
664 u64 multicast)
665 {
666 #define MT7921_FILTER_FCSFAIL BIT(2)
667 #define MT7921_FILTER_CONTROL BIT(5)
668 #define MT7921_FILTER_OTHER_BSS BIT(6)
669 #define MT7921_FILTER_ENABLE BIT(31)
670
671 struct mt792x_dev *dev = mt792x_hw_dev(hw);
672 u32 flags = MT7921_FILTER_ENABLE;
673
674 #define MT7921_FILTER(_fif, _type) do { \
675 if (*total_flags & (_fif)) \
676 flags |= MT7921_FILTER_##_type; \
677 } while (0)
678
679 MT7921_FILTER(FIF_FCSFAIL, FCSFAIL);
680 MT7921_FILTER(FIF_CONTROL, CONTROL);
681 MT7921_FILTER(FIF_OTHER_BSS, OTHER_BSS);
682
683 mt792x_mutex_acquire(dev);
684 mt7921_mcu_set_rxfilter(dev, flags, 0, 0);
685 mt792x_mutex_release(dev);
686
687 *total_flags &= (FIF_OTHER_BSS | FIF_FCSFAIL | FIF_CONTROL);
688 }
689
mt7921_bss_info_changed(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * info,u64 changed)690 static void mt7921_bss_info_changed(struct ieee80211_hw *hw,
691 struct ieee80211_vif *vif,
692 struct ieee80211_bss_conf *info,
693 u64 changed)
694 {
695 struct mt792x_phy *phy = mt792x_hw_phy(hw);
696 struct mt792x_dev *dev = mt792x_hw_dev(hw);
697
698 mt792x_mutex_acquire(dev);
699
700 if (changed & BSS_CHANGED_ERP_SLOT) {
701 int slottime = info->use_short_slot ? 9 : 20;
702
703 if (slottime != phy->slottime) {
704 phy->slottime = slottime;
705 mt792x_mac_set_timeing(phy);
706 }
707 }
708
709 if (changed & (BSS_CHANGED_BEACON |
710 BSS_CHANGED_BEACON_ENABLED))
711 mt7921_mcu_uni_add_beacon_offload(dev, hw, vif,
712 info->enable_beacon);
713
714 /* ensure that enable txcmd_mode after bss_info */
715 if (changed & (BSS_CHANGED_QOS | BSS_CHANGED_BEACON_ENABLED))
716 mt7921_mcu_set_tx(dev, vif);
717
718 if (changed & BSS_CHANGED_PS)
719 mt7921_mcu_uni_bss_ps(dev, vif);
720
721 if (changed & BSS_CHANGED_CQM)
722 mt7921_mcu_set_rssimonitor(dev, vif);
723
724 if (changed & BSS_CHANGED_ASSOC) {
725 mt7921_mcu_sta_update(dev, NULL, vif, true,
726 MT76_STA_INFO_STATE_ASSOC);
727 mt7921_mcu_set_beacon_filter(dev, vif, vif->cfg.assoc);
728 }
729
730 if (changed & BSS_CHANGED_ARP_FILTER) {
731 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
732
733 mt76_connac_mcu_update_arp_filter(&dev->mt76, &mvif->bss_conf.mt76,
734 info);
735 }
736
737 mt792x_mutex_release(dev);
738 }
739
740 static void
mt7921_calc_vif_num(void * priv,u8 * mac,struct ieee80211_vif * vif)741 mt7921_calc_vif_num(void *priv, u8 *mac, struct ieee80211_vif *vif)
742 {
743 u32 *num = priv;
744
745 if (!priv)
746 return;
747
748 switch (vif->type) {
749 case NL80211_IFTYPE_STATION:
750 case NL80211_IFTYPE_P2P_CLIENT:
751 case NL80211_IFTYPE_AP:
752 case NL80211_IFTYPE_P2P_GO:
753 *num += 1;
754 break;
755 default:
756 break;
757 }
758 }
759
760 static void
mt7921_regd_set_6ghz_power_type(struct ieee80211_vif * vif,bool is_add)761 mt7921_regd_set_6ghz_power_type(struct ieee80211_vif *vif, bool is_add)
762 {
763 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
764 struct mt792x_phy *phy = mvif->phy;
765 struct mt792x_dev *dev = phy->dev;
766 u32 valid_vif_num = 0;
767
768 ieee80211_iterate_active_interfaces(mt76_hw(dev),
769 IEEE80211_IFACE_ITER_RESUME_ALL,
770 mt7921_calc_vif_num, &valid_vif_num);
771
772 if (valid_vif_num > 1) {
773 phy->power_type = MT_AP_DEFAULT;
774 goto out;
775 }
776
777 if (!is_add)
778 vif->bss_conf.power_type = IEEE80211_REG_UNSET_AP;
779
780 switch (vif->bss_conf.power_type) {
781 case IEEE80211_REG_SP_AP:
782 phy->power_type = MT_AP_SP;
783 break;
784 case IEEE80211_REG_VLP_AP:
785 phy->power_type = MT_AP_VLP;
786 break;
787 case IEEE80211_REG_LPI_AP:
788 phy->power_type = MT_AP_LPI;
789 break;
790 case IEEE80211_REG_UNSET_AP:
791 phy->power_type = MT_AP_UNSET;
792 break;
793 default:
794 phy->power_type = MT_AP_DEFAULT;
795 break;
796 }
797
798 out:
799 mt7921_mcu_set_clc(dev, dev->mt76.alpha2, dev->country_ie_env);
800 }
801
mt7921_mac_sta_add(struct mt76_dev * mdev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)802 int mt7921_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
803 struct ieee80211_sta *sta)
804 {
805 struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76);
806 struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv;
807 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
808 int ret, idx;
809
810 idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT792x_WTBL_STA - 1);
811 if (idx < 0)
812 return -ENOSPC;
813
814 INIT_LIST_HEAD(&msta->deflink.wcid.poll_list);
815 msta->vif = mvif;
816 msta->deflink.wcid.sta = 1;
817 msta->deflink.wcid.idx = idx;
818 msta->deflink.wcid.phy_idx = mvif->bss_conf.mt76.band_idx;
819 msta->deflink.wcid.tx_info |= MT_WCID_TX_INFO_SET;
820 msta->deflink.last_txs = jiffies;
821 msta->deflink.sta = msta;
822
823 ret = mt76_connac_pm_wake(&dev->mphy, &dev->pm);
824 if (ret)
825 return ret;
826
827 if (vif->type == NL80211_IFTYPE_STATION)
828 mvif->wep_sta = msta;
829
830 mt7921_mac_wtbl_update(dev, idx,
831 MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
832
833 ret = mt7921_mcu_sta_update(dev, sta, vif, true,
834 MT76_STA_INFO_STATE_NONE);
835 if (ret)
836 return ret;
837
838 mt7921_regd_set_6ghz_power_type(vif, true);
839
840 mt76_connac_power_save_sched(&dev->mphy, &dev->pm);
841
842 return 0;
843 }
844 EXPORT_SYMBOL_GPL(mt7921_mac_sta_add);
845
mt7921_mac_sta_event(struct mt76_dev * mdev,struct ieee80211_vif * vif,struct ieee80211_sta * sta,enum mt76_sta_event ev)846 int mt7921_mac_sta_event(struct mt76_dev *mdev, struct ieee80211_vif *vif,
847 struct ieee80211_sta *sta, enum mt76_sta_event ev)
848 {
849 struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76);
850 struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv;
851 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
852
853 if (ev != MT76_STA_EVENT_ASSOC)
854 return 0;
855
856 mt792x_mutex_acquire(dev);
857
858 if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls)
859 mt76_connac_mcu_uni_add_bss(&dev->mphy, vif, &mvif->sta.deflink.wcid,
860 true, mvif->bss_conf.mt76.ctx);
861
862 ewma_avg_signal_init(&msta->deflink.avg_ack_signal);
863
864 mt7921_mac_wtbl_update(dev, msta->deflink.wcid.idx,
865 MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
866 memset(msta->deflink.airtime_ac, 0, sizeof(msta->deflink.airtime_ac));
867
868 mt7921_mcu_sta_update(dev, sta, vif, true, MT76_STA_INFO_STATE_ASSOC);
869
870 mt792x_mutex_release(dev);
871
872 return 0;
873 }
874 EXPORT_SYMBOL_GPL(mt7921_mac_sta_event);
875
mt7921_mac_sta_remove(struct mt76_dev * mdev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)876 void mt7921_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
877 struct ieee80211_sta *sta)
878 {
879 struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76);
880 struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv;
881
882 mt7921_roc_abort_sync(dev);
883 mt76_connac_free_pending_tx_skbs(&dev->pm, &msta->deflink.wcid);
884 mt76_connac_pm_wake(&dev->mphy, &dev->pm);
885
886 mt7921_mcu_sta_update(dev, sta, vif, false, MT76_STA_INFO_STATE_NONE);
887 mt7921_mac_wtbl_update(dev, msta->deflink.wcid.idx,
888 MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
889
890 if (vif->type == NL80211_IFTYPE_STATION) {
891 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
892
893 mvif->wep_sta = NULL;
894 ewma_rssi_init(&mvif->bss_conf.rssi);
895 if (!sta->tdls)
896 mt76_connac_mcu_uni_add_bss(&dev->mphy, vif,
897 &mvif->sta.deflink.wcid, false,
898 mvif->bss_conf.mt76.ctx);
899 }
900
901 spin_lock_bh(&dev->mt76.sta_poll_lock);
902 if (!list_empty(&msta->deflink.wcid.poll_list))
903 list_del_init(&msta->deflink.wcid.poll_list);
904 spin_unlock_bh(&dev->mt76.sta_poll_lock);
905
906 mt7921_regd_set_6ghz_power_type(vif, false);
907
908 mt76_connac_power_save_sched(&dev->mphy, &dev->pm);
909 }
910 EXPORT_SYMBOL_GPL(mt7921_mac_sta_remove);
911
mt7921_set_rts_threshold(struct ieee80211_hw * hw,int radio_idx,u32 val)912 static int mt7921_set_rts_threshold(struct ieee80211_hw *hw, int radio_idx,
913 u32 val)
914 {
915 struct mt792x_dev *dev = mt792x_hw_dev(hw);
916
917 mt792x_mutex_acquire(dev);
918 mt76_connac_mcu_set_rts_thresh(&dev->mt76, val, 0);
919 mt792x_mutex_release(dev);
920
921 return 0;
922 }
923
924 static int
mt7921_ampdu_action(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_ampdu_params * params)925 mt7921_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
926 struct ieee80211_ampdu_params *params)
927 {
928 enum ieee80211_ampdu_mlme_action action = params->action;
929 struct mt792x_dev *dev = mt792x_hw_dev(hw);
930 struct ieee80211_sta *sta = params->sta;
931 struct ieee80211_txq *txq = sta->txq[params->tid];
932 struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv;
933 u16 tid = params->tid;
934 u16 ssn = params->ssn;
935 struct mt76_txq *mtxq;
936 int ret = 0;
937
938 if (!txq)
939 return -EINVAL;
940
941 mtxq = (struct mt76_txq *)txq->drv_priv;
942
943 mt792x_mutex_acquire(dev);
944 switch (action) {
945 case IEEE80211_AMPDU_RX_START:
946 mt76_rx_aggr_start(&dev->mt76, &msta->deflink.wcid, tid, ssn,
947 params->buf_size);
948 mt7921_mcu_uni_rx_ba(dev, params, true);
949 break;
950 case IEEE80211_AMPDU_RX_STOP:
951 mt76_rx_aggr_stop(&dev->mt76, &msta->deflink.wcid, tid);
952 mt7921_mcu_uni_rx_ba(dev, params, false);
953 break;
954 case IEEE80211_AMPDU_TX_OPERATIONAL:
955 mtxq->aggr = true;
956 mtxq->send_bar = false;
957 mt7921_mcu_uni_tx_ba(dev, params, true);
958 break;
959 case IEEE80211_AMPDU_TX_STOP_FLUSH:
960 case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT:
961 mtxq->aggr = false;
962 clear_bit(tid, &msta->deflink.wcid.ampdu_state);
963 mt7921_mcu_uni_tx_ba(dev, params, false);
964 break;
965 case IEEE80211_AMPDU_TX_START:
966 set_bit(tid, &msta->deflink.wcid.ampdu_state);
967 ret = IEEE80211_AMPDU_TX_START_IMMEDIATE;
968 break;
969 case IEEE80211_AMPDU_TX_STOP_CONT:
970 mtxq->aggr = false;
971 clear_bit(tid, &msta->deflink.wcid.ampdu_state);
972 mt7921_mcu_uni_tx_ba(dev, params, false);
973 ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
974 break;
975 }
976 mt792x_mutex_release(dev);
977
978 return ret;
979 }
980
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)981 static int mt7921_sta_state(struct ieee80211_hw *hw,
982 struct ieee80211_vif *vif,
983 struct ieee80211_sta *sta,
984 enum ieee80211_sta_state old_state,
985 enum ieee80211_sta_state new_state)
986 {
987 struct mt792x_dev *dev = mt792x_hw_dev(hw);
988
989 if (dev->pm.ds_enable) {
990 mt792x_mutex_acquire(dev);
991 mt76_connac_sta_state_dp(&dev->mt76, old_state, new_state);
992 mt792x_mutex_release(dev);
993 }
994
995 return mt76_sta_state(hw, vif, sta, old_state, new_state);
996 }
997
mt7921_scan_work(struct work_struct * work)998 void mt7921_scan_work(struct work_struct *work)
999 {
1000 struct mt792x_phy *phy;
1001
1002 phy = (struct mt792x_phy *)container_of(work, struct mt792x_phy,
1003 scan_work.work);
1004
1005 while (true) {
1006 struct mt76_connac2_mcu_rxd *rxd;
1007 struct sk_buff *skb;
1008
1009 spin_lock_bh(&phy->dev->mt76.lock);
1010 skb = __skb_dequeue(&phy->scan_event_list);
1011 spin_unlock_bh(&phy->dev->mt76.lock);
1012
1013 if (!skb)
1014 break;
1015
1016 rxd = (struct mt76_connac2_mcu_rxd *)skb->data;
1017 if (rxd->eid == MCU_EVENT_SCHED_SCAN_DONE) {
1018 ieee80211_sched_scan_results(phy->mt76->hw);
1019 } else if (test_and_clear_bit(MT76_HW_SCANNING,
1020 &phy->mt76->state)) {
1021 struct cfg80211_scan_info info = {
1022 .aborted = false,
1023 };
1024
1025 ieee80211_scan_completed(phy->mt76->hw, &info);
1026 }
1027 dev_kfree_skb(skb);
1028 }
1029 }
1030
1031 static int
mt7921_hw_scan(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_scan_request * req)1032 mt7921_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1033 struct ieee80211_scan_request *req)
1034 {
1035 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1036 struct mt76_phy *mphy = hw->priv;
1037 int err;
1038
1039 mt792x_mutex_acquire(dev);
1040 err = mt76_connac_mcu_hw_scan(mphy, vif, req);
1041 mt792x_mutex_release(dev);
1042
1043 return err;
1044 }
1045
1046 static void
mt7921_cancel_hw_scan(struct ieee80211_hw * hw,struct ieee80211_vif * vif)1047 mt7921_cancel_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
1048 {
1049 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1050 struct mt76_phy *mphy = hw->priv;
1051
1052 mt792x_mutex_acquire(dev);
1053 mt76_connac_mcu_cancel_hw_scan(mphy, vif);
1054 mt792x_mutex_release(dev);
1055 }
1056
1057 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)1058 mt7921_start_sched_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1059 struct cfg80211_sched_scan_request *req,
1060 struct ieee80211_scan_ies *ies)
1061 {
1062 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1063 struct mt76_phy *mphy = hw->priv;
1064 int err;
1065
1066 mt792x_mutex_acquire(dev);
1067
1068 err = mt76_connac_mcu_sched_scan_req(mphy, vif, req);
1069 if (err < 0)
1070 goto out;
1071
1072 err = mt76_connac_mcu_sched_scan_enable(mphy, vif, true);
1073 out:
1074 mt792x_mutex_release(dev);
1075
1076 return err;
1077 }
1078
1079 static int
mt7921_stop_sched_scan(struct ieee80211_hw * hw,struct ieee80211_vif * vif)1080 mt7921_stop_sched_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
1081 {
1082 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1083 struct mt76_phy *mphy = hw->priv;
1084 int err;
1085
1086 mt792x_mutex_acquire(dev);
1087 err = mt76_connac_mcu_sched_scan_enable(mphy, vif, false);
1088 mt792x_mutex_release(dev);
1089
1090 return err;
1091 }
1092
1093 static int
mt7921_set_antenna(struct ieee80211_hw * hw,int radio_idx,u32 tx_ant,u32 rx_ant)1094 mt7921_set_antenna(struct ieee80211_hw *hw, int radio_idx,
1095 u32 tx_ant, u32 rx_ant)
1096 {
1097 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1098 struct mt792x_phy *phy = mt792x_hw_phy(hw);
1099 int max_nss = hweight8(hw->wiphy->available_antennas_tx);
1100
1101 if (!tx_ant || tx_ant != rx_ant || ffs(tx_ant) > max_nss)
1102 return -EINVAL;
1103
1104 if ((BIT(hweight8(tx_ant)) - 1) != tx_ant)
1105 return -EINVAL;
1106
1107 mt792x_mutex_acquire(dev);
1108
1109 phy->mt76->antenna_mask = tx_ant;
1110 phy->mt76->chainmask = tx_ant;
1111
1112 mt76_set_stream_caps(phy->mt76, true);
1113 mt7921_set_stream_he_caps(phy);
1114
1115 mt792x_mutex_release(dev);
1116
1117 return 0;
1118 }
1119
1120 #ifdef CONFIG_PM
mt7921_suspend(struct ieee80211_hw * hw,struct cfg80211_wowlan * wowlan)1121 static int mt7921_suspend(struct ieee80211_hw *hw,
1122 struct cfg80211_wowlan *wowlan)
1123 {
1124 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1125 struct mt792x_phy *phy = mt792x_hw_phy(hw);
1126
1127 cancel_delayed_work_sync(&phy->scan_work);
1128 cancel_delayed_work_sync(&phy->mt76->mac_work);
1129
1130 cancel_delayed_work_sync(&dev->pm.ps_work);
1131 mt76_connac_free_pending_tx_skbs(&dev->pm, NULL);
1132
1133 mt792x_mutex_acquire(dev);
1134
1135 clear_bit(MT76_STATE_RUNNING, &phy->mt76->state);
1136 ieee80211_iterate_active_interfaces(hw,
1137 IEEE80211_IFACE_ITER_RESUME_ALL,
1138 mt7921_mcu_set_suspend_iter,
1139 &dev->mphy);
1140
1141 mt792x_mutex_release(dev);
1142
1143 return 0;
1144 }
1145
mt7921_resume(struct ieee80211_hw * hw)1146 static int mt7921_resume(struct ieee80211_hw *hw)
1147 {
1148 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1149 struct mt792x_phy *phy = mt792x_hw_phy(hw);
1150
1151 mt792x_mutex_acquire(dev);
1152
1153 set_bit(MT76_STATE_RUNNING, &phy->mt76->state);
1154 ieee80211_iterate_active_interfaces(hw,
1155 IEEE80211_IFACE_ITER_RESUME_ALL,
1156 mt76_connac_mcu_set_suspend_iter,
1157 &dev->mphy);
1158
1159 ieee80211_queue_delayed_work(hw, &phy->mt76->mac_work,
1160 MT792x_WATCHDOG_TIME);
1161
1162 mt792x_mutex_release(dev);
1163
1164 return 0;
1165 }
1166
mt7921_set_rekey_data(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct cfg80211_gtk_rekey_data * data)1167 static void mt7921_set_rekey_data(struct ieee80211_hw *hw,
1168 struct ieee80211_vif *vif,
1169 struct cfg80211_gtk_rekey_data *data)
1170 {
1171 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1172
1173 mt792x_mutex_acquire(dev);
1174 mt76_connac_mcu_update_gtk_rekey(hw, vif, data);
1175 mt792x_mutex_release(dev);
1176 }
1177 #endif /* CONFIG_PM */
1178
mt7921_sta_set_decap_offload(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_sta * sta,bool enabled)1179 static void mt7921_sta_set_decap_offload(struct ieee80211_hw *hw,
1180 struct ieee80211_vif *vif,
1181 struct ieee80211_sta *sta,
1182 bool enabled)
1183 {
1184 struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv;
1185 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1186
1187 if (!msta->deflink.wcid.sta)
1188 return;
1189
1190 mt792x_mutex_acquire(dev);
1191
1192 if (enabled)
1193 set_bit(MT_WCID_FLAG_HDR_TRANS, &msta->deflink.wcid.flags);
1194 else
1195 clear_bit(MT_WCID_FLAG_HDR_TRANS, &msta->deflink.wcid.flags);
1196
1197 mt76_connac_mcu_sta_update_hdr_trans(&dev->mt76, vif, &msta->deflink.wcid,
1198 MCU_UNI_CMD(STA_REC_UPDATE));
1199
1200 mt792x_mutex_release(dev);
1201 }
1202
1203 #if IS_ENABLED(CONFIG_IPV6)
mt7921_ipv6_addr_change(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct inet6_dev * idev)1204 static void mt7921_ipv6_addr_change(struct ieee80211_hw *hw,
1205 struct ieee80211_vif *vif,
1206 struct inet6_dev *idev)
1207 {
1208 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
1209 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1210 struct inet6_ifaddr *ifa;
1211 struct in6_addr ns_addrs[IEEE80211_BSS_ARP_ADDR_LIST_LEN];
1212 struct sk_buff *skb;
1213 u8 i, idx = 0;
1214
1215 struct {
1216 struct {
1217 u8 bss_idx;
1218 u8 pad[3];
1219 } __packed hdr;
1220 struct mt76_connac_arpns_tlv arpns;
1221 } req_hdr = {
1222 .hdr = {
1223 .bss_idx = mvif->bss_conf.mt76.idx,
1224 },
1225 .arpns = {
1226 .tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_ND),
1227 .mode = 2, /* update */
1228 .option = 1, /* update only */
1229 },
1230 };
1231
1232 read_lock_bh(&idev->lock);
1233 list_for_each_entry(ifa, &idev->addr_list, if_list) {
1234 if (ifa->flags & IFA_F_TENTATIVE)
1235 continue;
1236 ns_addrs[idx] = ifa->addr;
1237 if (++idx >= IEEE80211_BSS_ARP_ADDR_LIST_LEN)
1238 break;
1239 }
1240 read_unlock_bh(&idev->lock);
1241
1242 if (!idx)
1243 return;
1244
1245 req_hdr.arpns.ips_num = idx;
1246 req_hdr.arpns.len = cpu_to_le16(sizeof(struct mt76_connac_arpns_tlv)
1247 + idx * sizeof(struct in6_addr));
1248 skb = __mt76_mcu_msg_alloc(&dev->mt76, &req_hdr,
1249 sizeof(req_hdr) + idx * sizeof(struct in6_addr),
1250 sizeof(req_hdr), GFP_ATOMIC);
1251 if (!skb)
1252 return;
1253
1254 for (i = 0; i < idx; i++)
1255 skb_put_data(skb, &ns_addrs[i].in6_u, sizeof(struct in6_addr));
1256
1257 skb_queue_tail(&dev->ipv6_ns_list, skb);
1258
1259 ieee80211_queue_work(dev->mt76.hw, &dev->ipv6_ns_work);
1260 }
1261 #endif
1262
mt7921_set_tx_sar_pwr(struct ieee80211_hw * hw,const struct cfg80211_sar_specs * sar)1263 int mt7921_set_tx_sar_pwr(struct ieee80211_hw *hw,
1264 const struct cfg80211_sar_specs *sar)
1265 {
1266 struct mt76_phy *mphy = hw->priv;
1267
1268 if (sar) {
1269 int err = mt76_init_sar_power(hw, sar);
1270
1271 if (err)
1272 return err;
1273 }
1274 mt792x_init_acpi_sar_power(mt792x_hw_phy(hw), !sar);
1275
1276 return mt76_connac_mcu_set_rate_txpower(mphy);
1277 }
1278
mt7921_set_sar_specs(struct ieee80211_hw * hw,const struct cfg80211_sar_specs * sar)1279 static int mt7921_set_sar_specs(struct ieee80211_hw *hw,
1280 const struct cfg80211_sar_specs *sar)
1281 {
1282 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1283 int err;
1284
1285 mt792x_mutex_acquire(dev);
1286 err = mt7921_mcu_set_clc(dev, dev->mt76.alpha2,
1287 dev->country_ie_env);
1288 if (err < 0)
1289 goto out;
1290
1291 err = mt7921_set_tx_sar_pwr(hw, sar);
1292 out:
1293 mt792x_mutex_release(dev);
1294
1295 return err;
1296 }
1297
1298 static void
mt7921_channel_switch_beacon(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct cfg80211_chan_def * chandef)1299 mt7921_channel_switch_beacon(struct ieee80211_hw *hw,
1300 struct ieee80211_vif *vif,
1301 struct cfg80211_chan_def *chandef)
1302 {
1303 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1304
1305 mt792x_mutex_acquire(dev);
1306 mt7921_mcu_uni_add_beacon_offload(dev, hw, vif, true);
1307 mt792x_mutex_release(dev);
1308 }
1309
1310 static int
mt7921_start_ap(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf)1311 mt7921_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1312 struct ieee80211_bss_conf *link_conf)
1313 {
1314 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
1315 struct mt792x_phy *phy = mt792x_hw_phy(hw);
1316 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1317 int err;
1318
1319 mt792x_mutex_acquire(dev);
1320
1321 err = mt76_connac_mcu_uni_add_bss(phy->mt76, vif, &mvif->sta.deflink.wcid,
1322 true, mvif->bss_conf.mt76.ctx);
1323 if (err)
1324 goto out;
1325
1326 err = mt7921_mcu_set_bss_pm(dev, vif, true);
1327 if (err)
1328 goto out;
1329
1330 err = mt7921_mcu_sta_update(dev, NULL, vif, true,
1331 MT76_STA_INFO_STATE_NONE);
1332 out:
1333 mt792x_mutex_release(dev);
1334
1335 return err;
1336 }
1337
1338 static void
mt7921_stop_ap(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf)1339 mt7921_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1340 struct ieee80211_bss_conf *link_conf)
1341 {
1342 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
1343 struct mt792x_phy *phy = mt792x_hw_phy(hw);
1344 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1345 int err;
1346
1347 mt792x_mutex_acquire(dev);
1348
1349 err = mt7921_mcu_set_bss_pm(dev, vif, false);
1350 if (err)
1351 goto out;
1352
1353 mt76_connac_mcu_uni_add_bss(phy->mt76, vif, &mvif->sta.deflink.wcid, false,
1354 mvif->bss_conf.mt76.ctx);
1355
1356 out:
1357 mt792x_mutex_release(dev);
1358 }
1359
1360 static int
mt7921_add_chanctx(struct ieee80211_hw * hw,struct ieee80211_chanctx_conf * ctx)1361 mt7921_add_chanctx(struct ieee80211_hw *hw,
1362 struct ieee80211_chanctx_conf *ctx)
1363 {
1364 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1365
1366 dev->new_ctx = ctx;
1367 return 0;
1368 }
1369
1370 static void
mt7921_remove_chanctx(struct ieee80211_hw * hw,struct ieee80211_chanctx_conf * ctx)1371 mt7921_remove_chanctx(struct ieee80211_hw *hw,
1372 struct ieee80211_chanctx_conf *ctx)
1373 {
1374 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1375
1376 if (dev->new_ctx == ctx)
1377 dev->new_ctx = NULL;
1378 }
1379
1380 static void
mt7921_change_chanctx(struct ieee80211_hw * hw,struct ieee80211_chanctx_conf * ctx,u32 changed)1381 mt7921_change_chanctx(struct ieee80211_hw *hw,
1382 struct ieee80211_chanctx_conf *ctx,
1383 u32 changed)
1384 {
1385 struct mt792x_chanctx *mctx = (struct mt792x_chanctx *)ctx->drv_priv;
1386 struct mt792x_phy *phy = mt792x_hw_phy(hw);
1387 struct ieee80211_vif *vif;
1388 struct mt792x_vif *mvif;
1389
1390 if (!mctx->bss_conf)
1391 return;
1392
1393 mvif = container_of(mctx->bss_conf, struct mt792x_vif, bss_conf);
1394 vif = container_of((void *)mvif, struct ieee80211_vif, drv_priv);
1395
1396 mt792x_mutex_acquire(phy->dev);
1397 if (vif->type == NL80211_IFTYPE_MONITOR)
1398 mt7921_mcu_config_sniffer(mvif, ctx);
1399 else
1400 mt76_connac_mcu_uni_set_chctx(mvif->phy->mt76, &mvif->bss_conf.mt76, ctx);
1401 mt792x_mutex_release(phy->dev);
1402 }
1403
mt7921_mgd_prepare_tx(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_prep_tx_info * info)1404 static void mt7921_mgd_prepare_tx(struct ieee80211_hw *hw,
1405 struct ieee80211_vif *vif,
1406 struct ieee80211_prep_tx_info *info)
1407 {
1408 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
1409 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1410 u16 duration = info->duration ? info->duration :
1411 jiffies_to_msecs(HZ);
1412
1413 mt792x_mutex_acquire(dev);
1414 mt7921_set_roc(mvif->phy, mvif, mvif->bss_conf.mt76.ctx->def.chan, duration,
1415 MT7921_ROC_REQ_JOIN);
1416 mt792x_mutex_release(dev);
1417 }
1418
mt7921_mgd_complete_tx(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_prep_tx_info * info)1419 static void mt7921_mgd_complete_tx(struct ieee80211_hw *hw,
1420 struct ieee80211_vif *vif,
1421 struct ieee80211_prep_tx_info *info)
1422 {
1423 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
1424
1425 mt7921_abort_roc(mvif->phy, mvif);
1426 }
1427
mt7921_switch_vif_chanctx(struct ieee80211_hw * hw,struct ieee80211_vif_chanctx_switch * vifs,int n_vifs,enum ieee80211_chanctx_switch_mode mode)1428 static int mt7921_switch_vif_chanctx(struct ieee80211_hw *hw,
1429 struct ieee80211_vif_chanctx_switch *vifs,
1430 int n_vifs,
1431 enum ieee80211_chanctx_switch_mode mode)
1432 {
1433 return mt792x_assign_vif_chanctx(hw, vifs->vif, vifs->link_conf,
1434 vifs->new_ctx);
1435 }
1436
mt7921_csa_work(struct work_struct * work)1437 void mt7921_csa_work(struct work_struct *work)
1438 {
1439 struct mt792x_vif *mvif;
1440 struct mt792x_dev *dev;
1441 struct ieee80211_vif *vif;
1442 int ret;
1443
1444 mvif = (struct mt792x_vif *)container_of(work, struct mt792x_vif,
1445 csa_work);
1446 dev = mvif->phy->dev;
1447 vif = container_of((void *)mvif, struct ieee80211_vif, drv_priv);
1448
1449 mt792x_mutex_acquire(dev);
1450 ret = mt76_connac_mcu_uni_set_chctx(mvif->phy->mt76, &mvif->bss_conf.mt76,
1451 dev->new_ctx);
1452 mt792x_mutex_release(dev);
1453
1454 ieee80211_chswitch_done(vif, !ret, 0);
1455 }
1456
mt7921_pre_channel_switch(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_channel_switch * chsw)1457 static int mt7921_pre_channel_switch(struct ieee80211_hw *hw,
1458 struct ieee80211_vif *vif,
1459 struct ieee80211_channel_switch *chsw)
1460 {
1461 if (vif->type != NL80211_IFTYPE_STATION || !vif->cfg.assoc)
1462 return -EOPNOTSUPP;
1463
1464 if (!cfg80211_chandef_usable(hw->wiphy, &chsw->chandef,
1465 IEEE80211_CHAN_DISABLED))
1466 return -EOPNOTSUPP;
1467
1468 return 0;
1469 }
1470
mt7921_channel_switch(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_channel_switch * chsw)1471 static void mt7921_channel_switch(struct ieee80211_hw *hw,
1472 struct ieee80211_vif *vif,
1473 struct ieee80211_channel_switch *chsw)
1474 {
1475 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
1476 u16 beacon_interval = vif->bss_conf.beacon_int;
1477
1478 mvif->csa_timer.expires = TU_TO_EXP_TIME(beacon_interval * chsw->count);
1479 add_timer(&mvif->csa_timer);
1480 }
1481
mt7921_abort_channel_switch(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf)1482 static void mt7921_abort_channel_switch(struct ieee80211_hw *hw,
1483 struct ieee80211_vif *vif,
1484 struct ieee80211_bss_conf *link_conf)
1485 {
1486 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
1487
1488 timer_delete_sync(&mvif->csa_timer);
1489 cancel_work_sync(&mvif->csa_work);
1490 }
1491
mt7921_channel_switch_rx_beacon(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_channel_switch * chsw)1492 static void mt7921_channel_switch_rx_beacon(struct ieee80211_hw *hw,
1493 struct ieee80211_vif *vif,
1494 struct ieee80211_channel_switch *chsw)
1495 {
1496 struct mt792x_dev *dev = mt792x_hw_dev(hw);
1497 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
1498 u16 beacon_interval = vif->bss_conf.beacon_int;
1499
1500 if (cfg80211_chandef_identical(&chsw->chandef,
1501 &dev->new_ctx->def) &&
1502 chsw->count) {
1503 mod_timer(&mvif->csa_timer,
1504 TU_TO_EXP_TIME(beacon_interval * chsw->count));
1505 }
1506 }
1507
mt7921_rfkill_poll(struct ieee80211_hw * hw)1508 static void mt7921_rfkill_poll(struct ieee80211_hw *hw)
1509 {
1510 struct mt792x_phy *phy = mt792x_hw_phy(hw);
1511 int ret = 0;
1512
1513 mt792x_mutex_acquire(phy->dev);
1514 ret = mt7921_mcu_wf_rf_pin_ctrl(phy, WF_RF_PIN_POLL);
1515 mt792x_mutex_release(phy->dev);
1516
1517 wiphy_rfkill_set_hw_state(hw->wiphy, ret ? false : true);
1518 }
1519
1520 const struct ieee80211_ops mt7921_ops = {
1521 .tx = mt792x_tx,
1522 .start = mt7921_start,
1523 .stop = mt7921_stop,
1524 .add_interface = mt7921_add_interface,
1525 .remove_interface = mt792x_remove_interface,
1526 .config = mt7921_config,
1527 .conf_tx = mt792x_conf_tx,
1528 .configure_filter = mt7921_configure_filter,
1529 .bss_info_changed = mt7921_bss_info_changed,
1530 .start_ap = mt7921_start_ap,
1531 .stop_ap = mt7921_stop_ap,
1532 .sta_state = mt7921_sta_state,
1533 .sta_pre_rcu_remove = mt76_sta_pre_rcu_remove,
1534 .set_key = mt7921_set_key,
1535 .sta_set_decap_offload = mt7921_sta_set_decap_offload,
1536 #if IS_ENABLED(CONFIG_IPV6)
1537 .ipv6_addr_change = mt7921_ipv6_addr_change,
1538 #endif /* CONFIG_IPV6 */
1539 .ampdu_action = mt7921_ampdu_action,
1540 .set_rts_threshold = mt7921_set_rts_threshold,
1541 .wake_tx_queue = mt76_wake_tx_queue,
1542 .release_buffered_frames = mt76_release_buffered_frames,
1543 .channel_switch_beacon = mt7921_channel_switch_beacon,
1544 .get_txpower = mt76_get_txpower,
1545 .get_stats = mt792x_get_stats,
1546 .get_et_sset_count = mt792x_get_et_sset_count,
1547 .get_et_strings = mt792x_get_et_strings,
1548 .get_et_stats = mt792x_get_et_stats,
1549 .get_tsf = mt792x_get_tsf,
1550 .set_tsf = mt792x_set_tsf,
1551 .get_survey = mt76_get_survey,
1552 .get_antenna = mt76_get_antenna,
1553 .set_antenna = mt7921_set_antenna,
1554 .set_coverage_class = mt792x_set_coverage_class,
1555 .hw_scan = mt7921_hw_scan,
1556 .cancel_hw_scan = mt7921_cancel_hw_scan,
1557 .sta_statistics = mt792x_sta_statistics,
1558 .sched_scan_start = mt7921_start_sched_scan,
1559 .sched_scan_stop = mt7921_stop_sched_scan,
1560 CFG80211_TESTMODE_CMD(mt7921_testmode_cmd)
1561 CFG80211_TESTMODE_DUMP(mt7921_testmode_dump)
1562 #ifdef CONFIG_PM
1563 .suspend = mt7921_suspend,
1564 .resume = mt7921_resume,
1565 .set_wakeup = mt792x_set_wakeup,
1566 .set_rekey_data = mt7921_set_rekey_data,
1567 #endif /* CONFIG_PM */
1568 .flush = mt792x_flush,
1569 .set_sar_specs = mt7921_set_sar_specs,
1570 .rfkill_poll = mt7921_rfkill_poll,
1571 .remain_on_channel = mt7921_remain_on_channel,
1572 .cancel_remain_on_channel = mt7921_cancel_remain_on_channel,
1573 .add_chanctx = mt7921_add_chanctx,
1574 .remove_chanctx = mt7921_remove_chanctx,
1575 .change_chanctx = mt7921_change_chanctx,
1576 .assign_vif_chanctx = mt792x_assign_vif_chanctx,
1577 .unassign_vif_chanctx = mt792x_unassign_vif_chanctx,
1578 .mgd_prepare_tx = mt7921_mgd_prepare_tx,
1579 .mgd_complete_tx = mt7921_mgd_complete_tx,
1580 .switch_vif_chanctx = mt7921_switch_vif_chanctx,
1581 .pre_channel_switch = mt7921_pre_channel_switch,
1582 .channel_switch = mt7921_channel_switch,
1583 .abort_channel_switch = mt7921_abort_channel_switch,
1584 .channel_switch_rx_beacon = mt7921_channel_switch_rx_beacon,
1585 };
1586 EXPORT_SYMBOL_GPL(mt7921_ops);
1587
1588 MODULE_DESCRIPTION("MediaTek MT7921 core driver");
1589 MODULE_LICENSE("Dual BSD/GPL");
1590 MODULE_AUTHOR("Sean Wang <sean.wang@mediatek.com>");
1591