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 void
mt7921_gen_ppe_thresh(u8 * he_ppet,int nss)13 mt7921_gen_ppe_thresh(u8 *he_ppet, int nss)
14 {
15 u8 i, ppet_bits, ppet_size, ru_bit_mask = 0x7; /* HE80 */
16 static const u8 ppet16_ppet8_ru3_ru0[] = {0x1c, 0xc7, 0x71};
17
18 he_ppet[0] = FIELD_PREP(IEEE80211_PPE_THRES_NSS_MASK, nss - 1) |
19 FIELD_PREP(IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK,
20 ru_bit_mask);
21
22 ppet_bits = IEEE80211_PPE_THRES_INFO_PPET_SIZE *
23 nss * hweight8(ru_bit_mask) * 2;
24 ppet_size = DIV_ROUND_UP(ppet_bits, 8);
25
26 for (i = 0; i < ppet_size - 1; i++)
27 he_ppet[i + 1] = ppet16_ppet8_ru3_ru0[i % 3];
28
29 he_ppet[i + 1] = ppet16_ppet8_ru3_ru0[i % 3] &
30 (0xff >> (8 - (ppet_bits - 1) % 8));
31 }
32
33 static int
mt7921_init_he_caps(struct mt7921_phy * phy,enum nl80211_band band,struct ieee80211_sband_iftype_data * data)34 mt7921_init_he_caps(struct mt7921_phy *phy, enum nl80211_band band,
35 struct ieee80211_sband_iftype_data *data)
36 {
37 int i, idx = 0;
38 int nss = hweight8(phy->mt76->chainmask);
39 u16 mcs_map = 0;
40
41 for (i = 0; i < 8; i++) {
42 if (i < nss)
43 mcs_map |= (IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2));
44 else
45 mcs_map |= (IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2));
46 }
47
48 for (i = 0; i < NUM_NL80211_IFTYPES; i++) {
49 struct ieee80211_sta_he_cap *he_cap = &data[idx].he_cap;
50 struct ieee80211_he_cap_elem *he_cap_elem =
51 &he_cap->he_cap_elem;
52 struct ieee80211_he_mcs_nss_supp *he_mcs =
53 &he_cap->he_mcs_nss_supp;
54
55 switch (i) {
56 case NL80211_IFTYPE_STATION:
57 case NL80211_IFTYPE_AP:
58 break;
59 default:
60 continue;
61 }
62
63 data[idx].types_mask = BIT(i);
64 he_cap->has_he = true;
65
66 he_cap_elem->mac_cap_info[0] =
67 IEEE80211_HE_MAC_CAP0_HTC_HE;
68 he_cap_elem->mac_cap_info[3] =
69 IEEE80211_HE_MAC_CAP3_OMI_CONTROL |
70 IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3;
71 he_cap_elem->mac_cap_info[4] =
72 IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU;
73
74 if (band == NL80211_BAND_2GHZ)
75 he_cap_elem->phy_cap_info[0] =
76 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G;
77 else
78 he_cap_elem->phy_cap_info[0] =
79 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G;
80
81 he_cap_elem->phy_cap_info[1] =
82 IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD;
83 he_cap_elem->phy_cap_info[2] =
84 IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US |
85 IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ |
86 IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ |
87 IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO |
88 IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO;
89
90 switch (i) {
91 case NL80211_IFTYPE_AP:
92 he_cap_elem->mac_cap_info[2] |=
93 IEEE80211_HE_MAC_CAP2_BSR;
94 he_cap_elem->mac_cap_info[4] |=
95 IEEE80211_HE_MAC_CAP4_BQR;
96 he_cap_elem->mac_cap_info[5] |=
97 IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX;
98 he_cap_elem->phy_cap_info[3] |=
99 IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK |
100 IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK;
101 he_cap_elem->phy_cap_info[6] |=
102 IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE |
103 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT;
104 he_cap_elem->phy_cap_info[9] |=
105 IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU |
106 IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU;
107 break;
108 case NL80211_IFTYPE_STATION:
109 he_cap_elem->mac_cap_info[1] |=
110 IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US;
111
112 if (band == NL80211_BAND_2GHZ)
113 he_cap_elem->phy_cap_info[0] |=
114 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G;
115 else
116 he_cap_elem->phy_cap_info[0] |=
117 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G;
118
119 he_cap_elem->phy_cap_info[1] |=
120 IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A |
121 IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US;
122 he_cap_elem->phy_cap_info[3] |=
123 IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK |
124 IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK;
125 he_cap_elem->phy_cap_info[4] |=
126 IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE |
127 IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4;
128 he_cap_elem->phy_cap_info[5] |=
129 IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK |
130 IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK;
131 he_cap_elem->phy_cap_info[6] |=
132 IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU |
133 IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU |
134 IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB |
135 IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE |
136 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT;
137 he_cap_elem->phy_cap_info[7] |=
138 IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP |
139 IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI;
140 he_cap_elem->phy_cap_info[8] |=
141 IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G |
142 IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484;
143 he_cap_elem->phy_cap_info[9] |=
144 IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM |
145 IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK |
146 IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU |
147 IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU |
148 IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB |
149 IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB;
150
151 if (is_mt7922(phy->mt76->dev)) {
152 he_cap_elem->phy_cap_info[0] |=
153 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G;
154 he_cap_elem->phy_cap_info[8] |=
155 IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU |
156 IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU;
157 }
158 break;
159 }
160
161 he_mcs->rx_mcs_80 = cpu_to_le16(mcs_map);
162 he_mcs->tx_mcs_80 = cpu_to_le16(mcs_map);
163 if (is_mt7922(phy->mt76->dev)) {
164 he_mcs->rx_mcs_160 = cpu_to_le16(mcs_map);
165 he_mcs->tx_mcs_160 = cpu_to_le16(mcs_map);
166 }
167
168 memset(he_cap->ppe_thres, 0, sizeof(he_cap->ppe_thres));
169 if (he_cap_elem->phy_cap_info[6] &
170 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) {
171 mt7921_gen_ppe_thresh(he_cap->ppe_thres, nss);
172 } else {
173 he_cap_elem->phy_cap_info[9] |=
174 u8_encode_bits(IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US,
175 IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK);
176 }
177
178 if (band == NL80211_BAND_6GHZ) {
179 struct ieee80211_supported_band *sband =
180 &phy->mt76->sband_5g.sband;
181 struct ieee80211_sta_vht_cap *vht_cap = &sband->vht_cap;
182 struct ieee80211_sta_ht_cap *ht_cap = &sband->ht_cap;
183 u32 exp;
184 u16 cap;
185
186 cap = u16_encode_bits(ht_cap->ampdu_density,
187 IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START);
188 exp = u32_get_bits(vht_cap->cap,
189 IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK);
190 cap |= u16_encode_bits(exp,
191 IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP);
192 exp = u32_get_bits(vht_cap->cap,
193 IEEE80211_VHT_CAP_MAX_MPDU_MASK);
194 cap |= u16_encode_bits(exp,
195 IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN);
196 if (vht_cap->cap & IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN)
197 cap |= IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS;
198 if (vht_cap->cap & IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN)
199 cap |= IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS;
200
201 data[idx].he_6ghz_capa.capa = cpu_to_le16(cap);
202 }
203 idx++;
204 }
205
206 return idx;
207 }
208
mt7921_set_stream_he_caps(struct mt7921_phy * phy)209 void mt7921_set_stream_he_caps(struct mt7921_phy *phy)
210 {
211 struct ieee80211_sband_iftype_data *data;
212 struct ieee80211_supported_band *band;
213 int n;
214
215 if (phy->mt76->cap.has_2ghz) {
216 data = phy->iftype[NL80211_BAND_2GHZ];
217 n = mt7921_init_he_caps(phy, NL80211_BAND_2GHZ, data);
218
219 band = &phy->mt76->sband_2g.sband;
220 band->iftype_data = data;
221 band->n_iftype_data = n;
222 }
223
224 if (phy->mt76->cap.has_5ghz) {
225 data = phy->iftype[NL80211_BAND_5GHZ];
226 n = mt7921_init_he_caps(phy, NL80211_BAND_5GHZ, data);
227
228 band = &phy->mt76->sband_5g.sband;
229 band->iftype_data = data;
230 band->n_iftype_data = n;
231
232 if (phy->mt76->cap.has_6ghz) {
233 data = phy->iftype[NL80211_BAND_6GHZ];
234 n = mt7921_init_he_caps(phy, NL80211_BAND_6GHZ, data);
235
236 band = &phy->mt76->sband_6g.sband;
237 band->iftype_data = data;
238 band->n_iftype_data = n;
239 }
240 }
241 }
242
__mt7921_start(struct mt7921_phy * phy)243 int __mt7921_start(struct mt7921_phy *phy)
244 {
245 struct mt76_phy *mphy = phy->mt76;
246 int err;
247
248 err = mt76_connac_mcu_set_mac_enable(mphy->dev, 0, true, false);
249 if (err)
250 return err;
251
252 err = mt76_connac_mcu_set_channel_domain(mphy);
253 if (err)
254 return err;
255
256 err = mt7921_mcu_set_chan_info(phy, MCU_EXT_CMD(SET_RX_PATH));
257 if (err)
258 return err;
259
260 err = mt7921_set_tx_sar_pwr(mphy->hw, NULL);
261 if (err)
262 return err;
263
264 mt7921_mac_reset_counters(phy);
265 set_bit(MT76_STATE_RUNNING, &mphy->state);
266
267 ieee80211_queue_delayed_work(mphy->hw, &mphy->mac_work,
268 MT7921_WATCHDOG_TIME);
269
270 return 0;
271 }
272 EXPORT_SYMBOL_GPL(__mt7921_start);
273
mt7921_start(struct ieee80211_hw * hw)274 static int mt7921_start(struct ieee80211_hw *hw)
275 {
276 struct mt7921_phy *phy = mt7921_hw_phy(hw);
277 int err;
278
279 mt7921_mutex_acquire(phy->dev);
280 err = __mt7921_start(phy);
281 mt7921_mutex_release(phy->dev);
282
283 return err;
284 }
285
mt7921_stop(struct ieee80211_hw * hw)286 void mt7921_stop(struct ieee80211_hw *hw)
287 {
288 struct mt7921_dev *dev = mt7921_hw_dev(hw);
289 struct mt7921_phy *phy = mt7921_hw_phy(hw);
290
291 cancel_delayed_work_sync(&phy->mt76->mac_work);
292
293 cancel_delayed_work_sync(&dev->pm.ps_work);
294 cancel_work_sync(&dev->pm.wake_work);
295 cancel_work_sync(&dev->reset_work);
296 mt76_connac_free_pending_tx_skbs(&dev->pm, NULL);
297
298 mt7921_mutex_acquire(dev);
299 clear_bit(MT76_STATE_RUNNING, &phy->mt76->state);
300 mt76_connac_mcu_set_mac_enable(&dev->mt76, 0, false, false);
301 mt7921_mutex_release(dev);
302 }
303 EXPORT_SYMBOL_GPL(mt7921_stop);
304
mt7921_add_interface(struct ieee80211_hw * hw,struct ieee80211_vif * vif)305 static int mt7921_add_interface(struct ieee80211_hw *hw,
306 struct ieee80211_vif *vif)
307 {
308 struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv;
309 struct mt7921_dev *dev = mt7921_hw_dev(hw);
310 struct mt7921_phy *phy = mt7921_hw_phy(hw);
311 struct mt76_txq *mtxq;
312 int idx, ret = 0;
313
314 mt7921_mutex_acquire(dev);
315
316 mvif->mt76.idx = __ffs64(~dev->mt76.vif_mask);
317 if (mvif->mt76.idx >= MT7921_MAX_INTERFACES) {
318 ret = -ENOSPC;
319 goto out;
320 }
321
322 mvif->mt76.omac_idx = mvif->mt76.idx;
323 mvif->phy = phy;
324 mvif->mt76.band_idx = 0;
325 mvif->mt76.wmm_idx = mvif->mt76.idx % MT76_CONNAC_MAX_WMM_SETS;
326
327 ret = mt76_connac_mcu_uni_add_dev(&dev->mphy, vif, &mvif->sta.wcid,
328 true);
329 if (ret)
330 goto out;
331
332 dev->mt76.vif_mask |= BIT_ULL(mvif->mt76.idx);
333 phy->omac_mask |= BIT_ULL(mvif->mt76.omac_idx);
334
335 idx = MT7921_WTBL_RESERVED - mvif->mt76.idx;
336
337 INIT_LIST_HEAD(&mvif->sta.poll_list);
338 mvif->sta.wcid.idx = idx;
339 mvif->sta.wcid.phy_idx = mvif->mt76.band_idx;
340 mvif->sta.wcid.hw_key_idx = -1;
341 mvif->sta.wcid.tx_info |= MT_WCID_TX_INFO_SET;
342 mt76_packet_id_init(&mvif->sta.wcid);
343
344 mt7921_mac_wtbl_update(dev, idx,
345 MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
346
347 ewma_rssi_init(&mvif->rssi);
348
349 rcu_assign_pointer(dev->mt76.wcid[idx], &mvif->sta.wcid);
350 if (vif->txq) {
351 mtxq = (struct mt76_txq *)vif->txq->drv_priv;
352 mtxq->wcid = idx;
353 }
354
355 vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER;
356 out:
357 mt7921_mutex_release(dev);
358
359 return ret;
360 }
361
mt7921_remove_interface(struct ieee80211_hw * hw,struct ieee80211_vif * vif)362 static void mt7921_remove_interface(struct ieee80211_hw *hw,
363 struct ieee80211_vif *vif)
364 {
365 struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv;
366 struct mt7921_sta *msta = &mvif->sta;
367 struct mt7921_dev *dev = mt7921_hw_dev(hw);
368 struct mt7921_phy *phy = mt7921_hw_phy(hw);
369 int idx = msta->wcid.idx;
370
371 mt7921_mutex_acquire(dev);
372 mt76_connac_free_pending_tx_skbs(&dev->pm, &msta->wcid);
373 mt76_connac_mcu_uni_add_dev(&dev->mphy, vif, &mvif->sta.wcid, false);
374
375 rcu_assign_pointer(dev->mt76.wcid[idx], NULL);
376
377 dev->mt76.vif_mask &= ~BIT_ULL(mvif->mt76.idx);
378 phy->omac_mask &= ~BIT_ULL(mvif->mt76.omac_idx);
379 mt7921_mutex_release(dev);
380
381 spin_lock_bh(&dev->sta_poll_lock);
382 if (!list_empty(&msta->poll_list))
383 list_del_init(&msta->poll_list);
384 spin_unlock_bh(&dev->sta_poll_lock);
385
386 mt76_packet_id_flush(&dev->mt76, &msta->wcid);
387 }
388
mt7921_set_channel(struct mt7921_phy * phy)389 static int mt7921_set_channel(struct mt7921_phy *phy)
390 {
391 struct mt7921_dev *dev = phy->dev;
392 int ret;
393
394 cancel_delayed_work_sync(&phy->mt76->mac_work);
395
396 mt7921_mutex_acquire(dev);
397 set_bit(MT76_RESET, &phy->mt76->state);
398
399 mt76_set_channel(phy->mt76);
400
401 ret = mt7921_mcu_set_chan_info(phy, MCU_EXT_CMD(CHANNEL_SWITCH));
402 if (ret)
403 goto out;
404
405 mt7921_mac_set_timing(phy);
406
407 mt7921_mac_reset_counters(phy);
408 phy->noise = 0;
409
410 out:
411 clear_bit(MT76_RESET, &phy->mt76->state);
412 mt7921_mutex_release(dev);
413
414 mt76_worker_schedule(&dev->mt76.tx_worker);
415 ieee80211_queue_delayed_work(phy->mt76->hw, &phy->mt76->mac_work,
416 MT7921_WATCHDOG_TIME);
417
418 return ret;
419 }
420
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)421 static int mt7921_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
422 struct ieee80211_vif *vif, struct ieee80211_sta *sta,
423 struct ieee80211_key_conf *key)
424 {
425 struct mt7921_dev *dev = mt7921_hw_dev(hw);
426 struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv;
427 struct mt7921_sta *msta = sta ? (struct mt7921_sta *)sta->drv_priv :
428 &mvif->sta;
429 struct mt76_wcid *wcid = &msta->wcid;
430 u8 *wcid_keyidx = &wcid->hw_key_idx;
431 int idx = key->keyidx, err = 0;
432
433 /* The hardware does not support per-STA RX GTK, fallback
434 * to software mode for these.
435 */
436 if ((vif->type == NL80211_IFTYPE_ADHOC ||
437 vif->type == NL80211_IFTYPE_MESH_POINT) &&
438 (key->cipher == WLAN_CIPHER_SUITE_TKIP ||
439 key->cipher == WLAN_CIPHER_SUITE_CCMP) &&
440 !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE))
441 return -EOPNOTSUPP;
442
443 /* fall back to sw encryption for unsupported ciphers */
444 switch (key->cipher) {
445 case WLAN_CIPHER_SUITE_AES_CMAC:
446 key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIE;
447 wcid_keyidx = &wcid->hw_key_idx2;
448 break;
449 case WLAN_CIPHER_SUITE_WEP40:
450 case WLAN_CIPHER_SUITE_WEP104:
451 if (!mvif->wep_sta)
452 return -EOPNOTSUPP;
453 break;
454 case WLAN_CIPHER_SUITE_TKIP:
455 case WLAN_CIPHER_SUITE_CCMP:
456 case WLAN_CIPHER_SUITE_CCMP_256:
457 case WLAN_CIPHER_SUITE_GCMP:
458 case WLAN_CIPHER_SUITE_GCMP_256:
459 case WLAN_CIPHER_SUITE_SMS4:
460 break;
461 default:
462 return -EOPNOTSUPP;
463 }
464
465 mt7921_mutex_acquire(dev);
466
467 if (cmd == SET_KEY)
468 *wcid_keyidx = idx;
469 else if (idx == *wcid_keyidx)
470 *wcid_keyidx = -1;
471 else
472 goto out;
473
474 mt76_wcid_key_setup(&dev->mt76, wcid,
475 cmd == SET_KEY ? key : NULL);
476
477 err = mt76_connac_mcu_add_key(&dev->mt76, vif, &msta->bip,
478 key, MCU_UNI_CMD(STA_REC_UPDATE),
479 &msta->wcid, cmd);
480 if (err)
481 goto out;
482
483 if (key->cipher == WLAN_CIPHER_SUITE_WEP104 ||
484 key->cipher == WLAN_CIPHER_SUITE_WEP40)
485 err = mt76_connac_mcu_add_key(&dev->mt76, vif,
486 &mvif->wep_sta->bip,
487 key, MCU_UNI_CMD(STA_REC_UPDATE),
488 &mvif->wep_sta->wcid, cmd);
489 out:
490 mt7921_mutex_release(dev);
491
492 return err;
493 }
494
495 static void
mt7921_pm_interface_iter(void * priv,u8 * mac,struct ieee80211_vif * vif)496 mt7921_pm_interface_iter(void *priv, u8 *mac, struct ieee80211_vif *vif)
497 {
498 struct mt7921_dev *dev = priv;
499 struct ieee80211_hw *hw = mt76_hw(dev);
500 bool pm_enable = dev->pm.enable;
501 int err;
502
503 err = mt7921_mcu_set_beacon_filter(dev, vif, pm_enable);
504 if (err < 0)
505 return;
506
507 if (pm_enable) {
508 vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER;
509 ieee80211_hw_set(hw, CONNECTION_MONITOR);
510 } else {
511 vif->driver_flags &= ~IEEE80211_VIF_BEACON_FILTER;
512 __clear_bit(IEEE80211_HW_CONNECTION_MONITOR, hw->flags);
513 }
514 }
515
516 static void
mt7921_sniffer_interface_iter(void * priv,u8 * mac,struct ieee80211_vif * vif)517 mt7921_sniffer_interface_iter(void *priv, u8 *mac, struct ieee80211_vif *vif)
518 {
519 struct mt7921_dev *dev = priv;
520 struct ieee80211_hw *hw = mt76_hw(dev);
521 struct mt76_connac_pm *pm = &dev->pm;
522 bool monitor = !!(hw->conf.flags & IEEE80211_CONF_MONITOR);
523
524 mt7921_mcu_set_sniffer(dev, vif, monitor);
525 pm->enable = pm->enable_user && !monitor;
526 pm->ds_enable = pm->ds_enable_user && !monitor;
527
528 mt76_connac_mcu_set_deep_sleep(&dev->mt76, pm->ds_enable);
529
530 if (monitor)
531 mt7921_mcu_set_beacon_filter(dev, vif, false);
532 }
533
mt7921_set_runtime_pm(struct mt7921_dev * dev)534 void mt7921_set_runtime_pm(struct mt7921_dev *dev)
535 {
536 struct ieee80211_hw *hw = mt76_hw(dev);
537 struct mt76_connac_pm *pm = &dev->pm;
538 bool monitor = !!(hw->conf.flags & IEEE80211_CONF_MONITOR);
539
540 pm->enable = pm->enable_user && !monitor;
541 ieee80211_iterate_active_interfaces(hw,
542 IEEE80211_IFACE_ITER_RESUME_ALL,
543 mt7921_pm_interface_iter, dev);
544 pm->ds_enable = pm->ds_enable_user && !monitor;
545 mt76_connac_mcu_set_deep_sleep(&dev->mt76, pm->ds_enable);
546 }
547
mt7921_config(struct ieee80211_hw * hw,u32 changed)548 static int mt7921_config(struct ieee80211_hw *hw, u32 changed)
549 {
550 struct mt7921_dev *dev = mt7921_hw_dev(hw);
551 struct mt7921_phy *phy = mt7921_hw_phy(hw);
552 int ret = 0;
553
554 if (changed & IEEE80211_CONF_CHANGE_CHANNEL) {
555 ieee80211_stop_queues(hw);
556 ret = mt7921_set_channel(phy);
557 if (ret)
558 return ret;
559 ieee80211_wake_queues(hw);
560 }
561
562 mt7921_mutex_acquire(dev);
563
564 if (changed & IEEE80211_CONF_CHANGE_POWER) {
565 ret = mt7921_set_tx_sar_pwr(hw, NULL);
566 if (ret)
567 goto out;
568 }
569
570 if (changed & IEEE80211_CONF_CHANGE_MONITOR) {
571 ieee80211_iterate_active_interfaces(hw,
572 IEEE80211_IFACE_ITER_RESUME_ALL,
573 mt7921_sniffer_interface_iter, dev);
574 dev->mt76.rxfilter = mt76_rr(dev, MT_WF_RFCR(0));
575 }
576
577 out:
578 mt7921_mutex_release(dev);
579
580 return ret;
581 }
582
583 static int
mt7921_conf_tx(struct ieee80211_hw * hw,struct ieee80211_vif * vif,unsigned int link_id,u16 queue,const struct ieee80211_tx_queue_params * params)584 mt7921_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
585 unsigned int link_id, u16 queue,
586 const struct ieee80211_tx_queue_params *params)
587 {
588 struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv;
589
590 /* no need to update right away, we'll get BSS_CHANGED_QOS */
591 queue = mt76_connac_lmac_mapping(queue);
592 mvif->queue_params[queue] = *params;
593
594 return 0;
595 }
596
mt7921_configure_filter(struct ieee80211_hw * hw,unsigned int changed_flags,unsigned int * total_flags,u64 multicast)597 static void mt7921_configure_filter(struct ieee80211_hw *hw,
598 unsigned int changed_flags,
599 unsigned int *total_flags,
600 u64 multicast)
601 {
602 struct mt7921_dev *dev = mt7921_hw_dev(hw);
603 u32 ctl_flags = MT_WF_RFCR1_DROP_ACK |
604 MT_WF_RFCR1_DROP_BF_POLL |
605 MT_WF_RFCR1_DROP_BA |
606 MT_WF_RFCR1_DROP_CFEND |
607 MT_WF_RFCR1_DROP_CFACK;
608 u32 flags = 0;
609
610 #define MT76_FILTER(_flag, _hw) do { \
611 flags |= *total_flags & FIF_##_flag; \
612 dev->mt76.rxfilter &= ~(_hw); \
613 dev->mt76.rxfilter |= !(flags & FIF_##_flag) * (_hw); \
614 } while (0)
615
616 mt7921_mutex_acquire(dev);
617
618 dev->mt76.rxfilter &= ~(MT_WF_RFCR_DROP_OTHER_BSS |
619 MT_WF_RFCR_DROP_OTHER_BEACON |
620 MT_WF_RFCR_DROP_FRAME_REPORT |
621 MT_WF_RFCR_DROP_PROBEREQ |
622 MT_WF_RFCR_DROP_MCAST_FILTERED |
623 MT_WF_RFCR_DROP_MCAST |
624 MT_WF_RFCR_DROP_BCAST |
625 MT_WF_RFCR_DROP_DUPLICATE |
626 MT_WF_RFCR_DROP_A2_BSSID |
627 MT_WF_RFCR_DROP_UNWANTED_CTL |
628 MT_WF_RFCR_DROP_STBC_MULTI);
629
630 MT76_FILTER(OTHER_BSS, MT_WF_RFCR_DROP_OTHER_TIM |
631 MT_WF_RFCR_DROP_A3_MAC |
632 MT_WF_RFCR_DROP_A3_BSSID);
633
634 MT76_FILTER(FCSFAIL, MT_WF_RFCR_DROP_FCSFAIL);
635
636 MT76_FILTER(CONTROL, MT_WF_RFCR_DROP_CTS |
637 MT_WF_RFCR_DROP_RTS |
638 MT_WF_RFCR_DROP_CTL_RSV |
639 MT_WF_RFCR_DROP_NDPA);
640
641 *total_flags = flags;
642 mt76_wr(dev, MT_WF_RFCR(0), dev->mt76.rxfilter);
643
644 if (*total_flags & FIF_CONTROL)
645 mt76_clear(dev, MT_WF_RFCR1(0), ctl_flags);
646 else
647 mt76_set(dev, MT_WF_RFCR1(0), ctl_flags);
648
649 mt7921_mutex_release(dev);
650 }
651
mt7921_bss_info_changed(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * info,u64 changed)652 static void mt7921_bss_info_changed(struct ieee80211_hw *hw,
653 struct ieee80211_vif *vif,
654 struct ieee80211_bss_conf *info,
655 u64 changed)
656 {
657 struct mt7921_phy *phy = mt7921_hw_phy(hw);
658 struct mt7921_dev *dev = mt7921_hw_dev(hw);
659
660 mt7921_mutex_acquire(dev);
661
662 if (changed & BSS_CHANGED_ERP_SLOT) {
663 int slottime = info->use_short_slot ? 9 : 20;
664
665 if (slottime != phy->slottime) {
666 phy->slottime = slottime;
667 mt7921_mac_set_timing(phy);
668 }
669 }
670
671 if (changed & (BSS_CHANGED_BEACON |
672 BSS_CHANGED_BEACON_ENABLED))
673 mt7921_mcu_uni_add_beacon_offload(dev, hw, vif,
674 info->enable_beacon);
675
676 /* ensure that enable txcmd_mode after bss_info */
677 if (changed & (BSS_CHANGED_QOS | BSS_CHANGED_BEACON_ENABLED))
678 mt7921_mcu_set_tx(dev, vif);
679
680 if (changed & BSS_CHANGED_PS)
681 mt7921_mcu_uni_bss_ps(dev, vif);
682
683 if (changed & BSS_CHANGED_ASSOC) {
684 mt7921_mcu_sta_update(dev, NULL, vif, true,
685 MT76_STA_INFO_STATE_ASSOC);
686 mt7921_mcu_set_beacon_filter(dev, vif, vif->cfg.assoc);
687 }
688
689 if (changed & BSS_CHANGED_ARP_FILTER) {
690 struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv;
691
692 mt76_connac_mcu_update_arp_filter(&dev->mt76, &mvif->mt76,
693 info);
694 }
695
696 mt7921_mutex_release(dev);
697 }
698
mt7921_mac_sta_add(struct mt76_dev * mdev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)699 int mt7921_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
700 struct ieee80211_sta *sta)
701 {
702 struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76);
703 struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv;
704 struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv;
705 int ret, idx;
706
707 idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT7921_WTBL_STA - 1);
708 if (idx < 0)
709 return -ENOSPC;
710
711 INIT_LIST_HEAD(&msta->poll_list);
712 msta->vif = mvif;
713 msta->wcid.sta = 1;
714 msta->wcid.idx = idx;
715 msta->wcid.phy_idx = mvif->mt76.band_idx;
716 msta->wcid.tx_info |= MT_WCID_TX_INFO_SET;
717 msta->last_txs = jiffies;
718
719 ret = mt76_connac_pm_wake(&dev->mphy, &dev->pm);
720 if (ret)
721 return ret;
722
723 if (vif->type == NL80211_IFTYPE_STATION)
724 mvif->wep_sta = msta;
725
726 mt7921_mac_wtbl_update(dev, idx,
727 MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
728
729 ret = mt7921_mcu_sta_update(dev, sta, vif, true,
730 MT76_STA_INFO_STATE_NONE);
731 if (ret)
732 return ret;
733
734 mt76_connac_power_save_sched(&dev->mphy, &dev->pm);
735
736 return 0;
737 }
738 EXPORT_SYMBOL_GPL(mt7921_mac_sta_add);
739
mt7921_mac_sta_assoc(struct mt76_dev * mdev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)740 void mt7921_mac_sta_assoc(struct mt76_dev *mdev, struct ieee80211_vif *vif,
741 struct ieee80211_sta *sta)
742 {
743 struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76);
744 struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv;
745 struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv;
746
747 mt7921_mutex_acquire(dev);
748
749 if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls)
750 mt76_connac_mcu_uni_add_bss(&dev->mphy, vif, &mvif->sta.wcid,
751 true);
752
753 mt7921_mac_wtbl_update(dev, msta->wcid.idx,
754 MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
755 memset(msta->airtime_ac, 0, sizeof(msta->airtime_ac));
756
757 mt7921_mcu_sta_update(dev, sta, vif, true, MT76_STA_INFO_STATE_ASSOC);
758
759 mt7921_mutex_release(dev);
760 }
761 EXPORT_SYMBOL_GPL(mt7921_mac_sta_assoc);
762
mt7921_mac_sta_remove(struct mt76_dev * mdev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)763 void mt7921_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
764 struct ieee80211_sta *sta)
765 {
766 struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76);
767 struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv;
768
769 mt76_connac_free_pending_tx_skbs(&dev->pm, &msta->wcid);
770 mt76_connac_pm_wake(&dev->mphy, &dev->pm);
771
772 mt7921_mcu_sta_update(dev, sta, vif, false, MT76_STA_INFO_STATE_NONE);
773 mt7921_mac_wtbl_update(dev, msta->wcid.idx,
774 MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
775
776 if (vif->type == NL80211_IFTYPE_STATION) {
777 struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv;
778
779 mvif->wep_sta = NULL;
780 ewma_rssi_init(&mvif->rssi);
781 if (!sta->tdls)
782 mt76_connac_mcu_uni_add_bss(&dev->mphy, vif,
783 &mvif->sta.wcid, false);
784 }
785
786 spin_lock_bh(&dev->sta_poll_lock);
787 if (!list_empty(&msta->poll_list))
788 list_del_init(&msta->poll_list);
789 spin_unlock_bh(&dev->sta_poll_lock);
790
791 mt76_connac_power_save_sched(&dev->mphy, &dev->pm);
792 }
793 EXPORT_SYMBOL_GPL(mt7921_mac_sta_remove);
794
mt7921_tx_worker(struct mt76_worker * w)795 void mt7921_tx_worker(struct mt76_worker *w)
796 {
797 struct mt7921_dev *dev = container_of(w, struct mt7921_dev,
798 mt76.tx_worker);
799
800 if (!mt76_connac_pm_ref(&dev->mphy, &dev->pm)) {
801 queue_work(dev->mt76.wq, &dev->pm.wake_work);
802 return;
803 }
804
805 mt76_txq_schedule_all(&dev->mphy);
806 mt76_connac_pm_unref(&dev->mphy, &dev->pm);
807 }
808
mt7921_tx(struct ieee80211_hw * hw,struct ieee80211_tx_control * control,struct sk_buff * skb)809 static void mt7921_tx(struct ieee80211_hw *hw,
810 struct ieee80211_tx_control *control,
811 struct sk_buff *skb)
812 {
813 struct mt7921_dev *dev = mt7921_hw_dev(hw);
814 struct mt76_phy *mphy = hw->priv;
815 struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
816 struct ieee80211_vif *vif = info->control.vif;
817 struct mt76_wcid *wcid = &dev->mt76.global_wcid;
818 int qid;
819
820 if (control->sta) {
821 struct mt7921_sta *sta;
822
823 sta = (struct mt7921_sta *)control->sta->drv_priv;
824 wcid = &sta->wcid;
825 }
826
827 if (vif && !control->sta) {
828 struct mt7921_vif *mvif;
829
830 mvif = (struct mt7921_vif *)vif->drv_priv;
831 wcid = &mvif->sta.wcid;
832 }
833
834 if (mt76_connac_pm_ref(mphy, &dev->pm)) {
835 mt76_tx(mphy, control->sta, wcid, skb);
836 mt76_connac_pm_unref(mphy, &dev->pm);
837 return;
838 }
839
840 qid = skb_get_queue_mapping(skb);
841 if (qid >= MT_TXQ_PSD) {
842 qid = IEEE80211_AC_BE;
843 skb_set_queue_mapping(skb, qid);
844 }
845
846 mt76_connac_pm_queue_skb(hw, &dev->pm, wcid, skb);
847 }
848
mt7921_set_rts_threshold(struct ieee80211_hw * hw,u32 val)849 static int mt7921_set_rts_threshold(struct ieee80211_hw *hw, u32 val)
850 {
851 struct mt7921_dev *dev = mt7921_hw_dev(hw);
852
853 mt7921_mutex_acquire(dev);
854 mt76_connac_mcu_set_rts_thresh(&dev->mt76, val, 0);
855 mt7921_mutex_release(dev);
856
857 return 0;
858 }
859
860 static int
mt7921_ampdu_action(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_ampdu_params * params)861 mt7921_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
862 struct ieee80211_ampdu_params *params)
863 {
864 enum ieee80211_ampdu_mlme_action action = params->action;
865 struct mt7921_dev *dev = mt7921_hw_dev(hw);
866 struct ieee80211_sta *sta = params->sta;
867 struct ieee80211_txq *txq = sta->txq[params->tid];
868 struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv;
869 u16 tid = params->tid;
870 u16 ssn = params->ssn;
871 struct mt76_txq *mtxq;
872 int ret = 0;
873
874 if (!txq)
875 return -EINVAL;
876
877 mtxq = (struct mt76_txq *)txq->drv_priv;
878
879 mt7921_mutex_acquire(dev);
880 switch (action) {
881 case IEEE80211_AMPDU_RX_START:
882 mt76_rx_aggr_start(&dev->mt76, &msta->wcid, tid, ssn,
883 params->buf_size);
884 mt7921_mcu_uni_rx_ba(dev, params, true);
885 break;
886 case IEEE80211_AMPDU_RX_STOP:
887 mt76_rx_aggr_stop(&dev->mt76, &msta->wcid, tid);
888 mt7921_mcu_uni_rx_ba(dev, params, false);
889 break;
890 case IEEE80211_AMPDU_TX_OPERATIONAL:
891 mtxq->aggr = true;
892 mtxq->send_bar = false;
893 mt7921_mcu_uni_tx_ba(dev, params, true);
894 break;
895 case IEEE80211_AMPDU_TX_STOP_FLUSH:
896 case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT:
897 mtxq->aggr = false;
898 clear_bit(tid, &msta->ampdu_state);
899 mt7921_mcu_uni_tx_ba(dev, params, false);
900 break;
901 case IEEE80211_AMPDU_TX_START:
902 set_bit(tid, &msta->ampdu_state);
903 ret = IEEE80211_AMPDU_TX_START_IMMEDIATE;
904 break;
905 case IEEE80211_AMPDU_TX_STOP_CONT:
906 mtxq->aggr = false;
907 clear_bit(tid, &msta->ampdu_state);
908 mt7921_mcu_uni_tx_ba(dev, params, false);
909 ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
910 break;
911 }
912 mt7921_mutex_release(dev);
913
914 return ret;
915 }
916
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)917 static int mt7921_sta_state(struct ieee80211_hw *hw,
918 struct ieee80211_vif *vif,
919 struct ieee80211_sta *sta,
920 enum ieee80211_sta_state old_state,
921 enum ieee80211_sta_state new_state)
922 {
923 struct mt7921_dev *dev = mt7921_hw_dev(hw);
924
925 if (dev->pm.ds_enable) {
926 mt7921_mutex_acquire(dev);
927 mt76_connac_sta_state_dp(&dev->mt76, old_state, new_state);
928 mt7921_mutex_release(dev);
929 }
930
931 return mt76_sta_state(hw, vif, sta, old_state, new_state);
932 }
933
934 static int
mt7921_get_stats(struct ieee80211_hw * hw,struct ieee80211_low_level_stats * stats)935 mt7921_get_stats(struct ieee80211_hw *hw,
936 struct ieee80211_low_level_stats *stats)
937 {
938 struct mt7921_phy *phy = mt7921_hw_phy(hw);
939 struct mib_stats *mib = &phy->mib;
940
941 mt7921_mutex_acquire(phy->dev);
942
943 stats->dot11RTSSuccessCount = mib->rts_cnt;
944 stats->dot11RTSFailureCount = mib->rts_retries_cnt;
945 stats->dot11FCSErrorCount = mib->fcs_err_cnt;
946 stats->dot11ACKFailureCount = mib->ack_fail_cnt;
947
948 mt7921_mutex_release(phy->dev);
949
950 return 0;
951 }
952
953 static const char mt7921_gstrings_stats[][ETH_GSTRING_LEN] = {
954 /* tx counters */
955 "tx_ampdu_cnt",
956 "tx_mpdu_attempts",
957 "tx_mpdu_success",
958 "tx_pkt_ebf_cnt",
959 "tx_pkt_ibf_cnt",
960 "tx_ampdu_len:0-1",
961 "tx_ampdu_len:2-10",
962 "tx_ampdu_len:11-19",
963 "tx_ampdu_len:20-28",
964 "tx_ampdu_len:29-37",
965 "tx_ampdu_len:38-46",
966 "tx_ampdu_len:47-55",
967 "tx_ampdu_len:56-79",
968 "tx_ampdu_len:80-103",
969 "tx_ampdu_len:104-127",
970 "tx_ampdu_len:128-151",
971 "tx_ampdu_len:152-175",
972 "tx_ampdu_len:176-199",
973 "tx_ampdu_len:200-223",
974 "tx_ampdu_len:224-247",
975 "ba_miss_count",
976 "tx_beamformer_ppdu_iBF",
977 "tx_beamformer_ppdu_eBF",
978 "tx_beamformer_rx_feedback_all",
979 "tx_beamformer_rx_feedback_he",
980 "tx_beamformer_rx_feedback_vht",
981 "tx_beamformer_rx_feedback_ht",
982 "tx_msdu_pack_1",
983 "tx_msdu_pack_2",
984 "tx_msdu_pack_3",
985 "tx_msdu_pack_4",
986 "tx_msdu_pack_5",
987 "tx_msdu_pack_6",
988 "tx_msdu_pack_7",
989 "tx_msdu_pack_8",
990 /* rx counters */
991 "rx_mpdu_cnt",
992 "rx_ampdu_cnt",
993 "rx_ampdu_bytes_cnt",
994 "rx_ba_cnt",
995 /* per vif counters */
996 "v_tx_mode_cck",
997 "v_tx_mode_ofdm",
998 "v_tx_mode_ht",
999 "v_tx_mode_ht_gf",
1000 "v_tx_mode_vht",
1001 "v_tx_mode_he_su",
1002 "v_tx_mode_he_ext_su",
1003 "v_tx_mode_he_tb",
1004 "v_tx_mode_he_mu",
1005 "v_tx_bw_20",
1006 "v_tx_bw_40",
1007 "v_tx_bw_80",
1008 "v_tx_bw_160",
1009 "v_tx_mcs_0",
1010 "v_tx_mcs_1",
1011 "v_tx_mcs_2",
1012 "v_tx_mcs_3",
1013 "v_tx_mcs_4",
1014 "v_tx_mcs_5",
1015 "v_tx_mcs_6",
1016 "v_tx_mcs_7",
1017 "v_tx_mcs_8",
1018 "v_tx_mcs_9",
1019 "v_tx_mcs_10",
1020 "v_tx_mcs_11",
1021 };
1022
1023 static void
mt7921_get_et_strings(struct ieee80211_hw * hw,struct ieee80211_vif * vif,u32 sset,u8 * data)1024 mt7921_get_et_strings(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1025 u32 sset, u8 *data)
1026 {
1027 if (sset != ETH_SS_STATS)
1028 return;
1029
1030 memcpy(data, *mt7921_gstrings_stats, sizeof(mt7921_gstrings_stats));
1031 }
1032
1033 static int
mt7921_get_et_sset_count(struct ieee80211_hw * hw,struct ieee80211_vif * vif,int sset)1034 mt7921_get_et_sset_count(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1035 int sset)
1036 {
1037 return sset == ETH_SS_STATS ? ARRAY_SIZE(mt7921_gstrings_stats) : 0;
1038 }
1039
1040 static void
mt7921_ethtool_worker(void * wi_data,struct ieee80211_sta * sta)1041 mt7921_ethtool_worker(void *wi_data, struct ieee80211_sta *sta)
1042 {
1043 struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv;
1044 struct mt76_ethtool_worker_info *wi = wi_data;
1045
1046 if (msta->vif->mt76.idx != wi->idx)
1047 return;
1048
1049 mt76_ethtool_worker(wi, &msta->wcid.stats);
1050 }
1051
1052 static
mt7921_get_et_stats(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ethtool_stats * stats,u64 * data)1053 void mt7921_get_et_stats(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1054 struct ethtool_stats *stats, u64 *data)
1055 {
1056 struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv;
1057 struct mt7921_phy *phy = mt7921_hw_phy(hw);
1058 struct mt7921_dev *dev = phy->dev;
1059 struct mib_stats *mib = &phy->mib;
1060 struct mt76_ethtool_worker_info wi = {
1061 .data = data,
1062 .idx = mvif->mt76.idx,
1063 };
1064 int i, ei = 0;
1065
1066 mt7921_mutex_acquire(dev);
1067
1068 mt7921_mac_update_mib_stats(phy);
1069
1070 data[ei++] = mib->tx_ampdu_cnt;
1071 data[ei++] = mib->tx_mpdu_attempts_cnt;
1072 data[ei++] = mib->tx_mpdu_success_cnt;
1073 data[ei++] = mib->tx_pkt_ebf_cnt;
1074 data[ei++] = mib->tx_pkt_ibf_cnt;
1075
1076 /* Tx ampdu stat */
1077 for (i = 0; i < 15; i++)
1078 data[ei++] = dev->mt76.aggr_stats[i];
1079
1080 data[ei++] = phy->mib.ba_miss_cnt;
1081
1082 /* Tx Beamformer monitor */
1083 data[ei++] = mib->tx_bf_ibf_ppdu_cnt;
1084 data[ei++] = mib->tx_bf_ebf_ppdu_cnt;
1085
1086 /* Tx Beamformer Rx feedback monitor */
1087 data[ei++] = mib->tx_bf_rx_fb_all_cnt;
1088 data[ei++] = mib->tx_bf_rx_fb_he_cnt;
1089 data[ei++] = mib->tx_bf_rx_fb_vht_cnt;
1090 data[ei++] = mib->tx_bf_rx_fb_ht_cnt;
1091
1092 /* Tx amsdu info (pack-count histogram) */
1093 for (i = 0; i < ARRAY_SIZE(mib->tx_amsdu); i++)
1094 data[ei++] = mib->tx_amsdu[i];
1095
1096 /* rx counters */
1097 data[ei++] = mib->rx_mpdu_cnt;
1098 data[ei++] = mib->rx_ampdu_cnt;
1099 data[ei++] = mib->rx_ampdu_bytes_cnt;
1100 data[ei++] = mib->rx_ba_cnt;
1101
1102 /* Add values for all stations owned by this vif */
1103 wi.initial_stat_idx = ei;
1104 ieee80211_iterate_stations_atomic(hw, mt7921_ethtool_worker, &wi);
1105
1106 mt7921_mutex_release(dev);
1107
1108 if (!wi.sta_count)
1109 return;
1110
1111 ei += wi.worker_stat_count;
1112 if (ei != ARRAY_SIZE(mt7921_gstrings_stats))
1113 dev_err(dev->mt76.dev, "ei: %d SSTATS_LEN: %zu",
1114 ei, ARRAY_SIZE(mt7921_gstrings_stats));
1115 }
1116
1117 static u64
mt7921_get_tsf(struct ieee80211_hw * hw,struct ieee80211_vif * vif)1118 mt7921_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
1119 {
1120 struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv;
1121 struct mt7921_dev *dev = mt7921_hw_dev(hw);
1122 u8 omac_idx = mvif->mt76.omac_idx;
1123 union {
1124 u64 t64;
1125 u32 t32[2];
1126 } tsf;
1127 u16 n;
1128
1129 mt7921_mutex_acquire(dev);
1130
1131 n = omac_idx > HW_BSSID_MAX ? HW_BSSID_0 : omac_idx;
1132 /* TSF software read */
1133 mt76_set(dev, MT_LPON_TCR(0, n), MT_LPON_TCR_SW_MODE);
1134 tsf.t32[0] = mt76_rr(dev, MT_LPON_UTTR0(0));
1135 tsf.t32[1] = mt76_rr(dev, MT_LPON_UTTR1(0));
1136
1137 mt7921_mutex_release(dev);
1138
1139 return tsf.t64;
1140 }
1141
1142 static void
mt7921_set_tsf(struct ieee80211_hw * hw,struct ieee80211_vif * vif,u64 timestamp)1143 mt7921_set_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1144 u64 timestamp)
1145 {
1146 struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv;
1147 struct mt7921_dev *dev = mt7921_hw_dev(hw);
1148 u8 omac_idx = mvif->mt76.omac_idx;
1149 union {
1150 u64 t64;
1151 u32 t32[2];
1152 } tsf = { .t64 = timestamp, };
1153 u16 n;
1154
1155 mt7921_mutex_acquire(dev);
1156
1157 n = omac_idx > HW_BSSID_MAX ? HW_BSSID_0 : omac_idx;
1158 mt76_wr(dev, MT_LPON_UTTR0(0), tsf.t32[0]);
1159 mt76_wr(dev, MT_LPON_UTTR1(0), tsf.t32[1]);
1160 /* TSF software overwrite */
1161 mt76_set(dev, MT_LPON_TCR(0, n), MT_LPON_TCR_SW_WRITE);
1162
1163 mt7921_mutex_release(dev);
1164 }
1165
1166 static void
mt7921_set_coverage_class(struct ieee80211_hw * hw,s16 coverage_class)1167 mt7921_set_coverage_class(struct ieee80211_hw *hw, s16 coverage_class)
1168 {
1169 struct mt7921_phy *phy = mt7921_hw_phy(hw);
1170 struct mt7921_dev *dev = phy->dev;
1171
1172 mt7921_mutex_acquire(dev);
1173 phy->coverage_class = max_t(s16, coverage_class, 0);
1174 mt7921_mac_set_timing(phy);
1175 mt7921_mutex_release(dev);
1176 }
1177
mt7921_scan_work(struct work_struct * work)1178 void mt7921_scan_work(struct work_struct *work)
1179 {
1180 struct mt7921_phy *phy;
1181
1182 phy = (struct mt7921_phy *)container_of(work, struct mt7921_phy,
1183 scan_work.work);
1184
1185 while (true) {
1186 struct mt76_connac2_mcu_rxd *rxd;
1187 struct sk_buff *skb;
1188
1189 spin_lock_bh(&phy->dev->mt76.lock);
1190 skb = __skb_dequeue(&phy->scan_event_list);
1191 spin_unlock_bh(&phy->dev->mt76.lock);
1192
1193 if (!skb)
1194 break;
1195
1196 rxd = (struct mt76_connac2_mcu_rxd *)skb->data;
1197 if (rxd->eid == MCU_EVENT_SCHED_SCAN_DONE) {
1198 ieee80211_sched_scan_results(phy->mt76->hw);
1199 } else if (test_and_clear_bit(MT76_HW_SCANNING,
1200 &phy->mt76->state)) {
1201 struct cfg80211_scan_info info = {
1202 .aborted = false,
1203 };
1204
1205 ieee80211_scan_completed(phy->mt76->hw, &info);
1206 }
1207 dev_kfree_skb(skb);
1208 }
1209 }
1210
1211 static int
mt7921_hw_scan(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_scan_request * req)1212 mt7921_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1213 struct ieee80211_scan_request *req)
1214 {
1215 struct mt7921_dev *dev = mt7921_hw_dev(hw);
1216 struct mt76_phy *mphy = hw->priv;
1217 int err;
1218
1219 mt7921_mutex_acquire(dev);
1220 err = mt76_connac_mcu_hw_scan(mphy, vif, req);
1221 mt7921_mutex_release(dev);
1222
1223 return err;
1224 }
1225
1226 static void
mt7921_cancel_hw_scan(struct ieee80211_hw * hw,struct ieee80211_vif * vif)1227 mt7921_cancel_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
1228 {
1229 struct mt7921_dev *dev = mt7921_hw_dev(hw);
1230 struct mt76_phy *mphy = hw->priv;
1231
1232 mt7921_mutex_acquire(dev);
1233 mt76_connac_mcu_cancel_hw_scan(mphy, vif);
1234 mt7921_mutex_release(dev);
1235 }
1236
1237 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)1238 mt7921_start_sched_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1239 struct cfg80211_sched_scan_request *req,
1240 struct ieee80211_scan_ies *ies)
1241 {
1242 struct mt7921_dev *dev = mt7921_hw_dev(hw);
1243 struct mt76_phy *mphy = hw->priv;
1244 int err;
1245
1246 mt7921_mutex_acquire(dev);
1247
1248 err = mt76_connac_mcu_sched_scan_req(mphy, vif, req);
1249 if (err < 0)
1250 goto out;
1251
1252 err = mt76_connac_mcu_sched_scan_enable(mphy, vif, true);
1253 out:
1254 mt7921_mutex_release(dev);
1255
1256 return err;
1257 }
1258
1259 static int
mt7921_stop_sched_scan(struct ieee80211_hw * hw,struct ieee80211_vif * vif)1260 mt7921_stop_sched_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
1261 {
1262 struct mt7921_dev *dev = mt7921_hw_dev(hw);
1263 struct mt76_phy *mphy = hw->priv;
1264 int err;
1265
1266 mt7921_mutex_acquire(dev);
1267 err = mt76_connac_mcu_sched_scan_enable(mphy, vif, false);
1268 mt7921_mutex_release(dev);
1269
1270 return err;
1271 }
1272
1273 static int
mt7921_set_antenna(struct ieee80211_hw * hw,u32 tx_ant,u32 rx_ant)1274 mt7921_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant)
1275 {
1276 struct mt7921_dev *dev = mt7921_hw_dev(hw);
1277 struct mt7921_phy *phy = mt7921_hw_phy(hw);
1278 int max_nss = hweight8(hw->wiphy->available_antennas_tx);
1279
1280 if (!tx_ant || tx_ant != rx_ant || ffs(tx_ant) > max_nss)
1281 return -EINVAL;
1282
1283 if ((BIT(hweight8(tx_ant)) - 1) != tx_ant)
1284 tx_ant = BIT(ffs(tx_ant) - 1) - 1;
1285
1286 mt7921_mutex_acquire(dev);
1287
1288 phy->mt76->antenna_mask = tx_ant;
1289 phy->mt76->chainmask = tx_ant;
1290
1291 mt76_set_stream_caps(phy->mt76, true);
1292 mt7921_set_stream_he_caps(phy);
1293
1294 mt7921_mutex_release(dev);
1295
1296 return 0;
1297 }
1298
mt7921_sta_statistics(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_sta * sta,struct station_info * sinfo)1299 static void mt7921_sta_statistics(struct ieee80211_hw *hw,
1300 struct ieee80211_vif *vif,
1301 struct ieee80211_sta *sta,
1302 struct station_info *sinfo)
1303 {
1304 struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv;
1305 struct rate_info *txrate = &msta->wcid.rate;
1306
1307 if (!txrate->legacy && !txrate->flags)
1308 return;
1309
1310 if (txrate->legacy) {
1311 sinfo->txrate.legacy = txrate->legacy;
1312 } else {
1313 sinfo->txrate.mcs = txrate->mcs;
1314 sinfo->txrate.nss = txrate->nss;
1315 sinfo->txrate.bw = txrate->bw;
1316 sinfo->txrate.he_gi = txrate->he_gi;
1317 sinfo->txrate.he_dcm = txrate->he_dcm;
1318 sinfo->txrate.he_ru_alloc = txrate->he_ru_alloc;
1319 }
1320 sinfo->txrate.flags = txrate->flags;
1321 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE);
1322 }
1323
1324 #ifdef CONFIG_PM
mt7921_suspend(struct ieee80211_hw * hw,struct cfg80211_wowlan * wowlan)1325 static int mt7921_suspend(struct ieee80211_hw *hw,
1326 struct cfg80211_wowlan *wowlan)
1327 {
1328 struct mt7921_dev *dev = mt7921_hw_dev(hw);
1329 struct mt7921_phy *phy = mt7921_hw_phy(hw);
1330
1331 cancel_delayed_work_sync(&phy->scan_work);
1332 cancel_delayed_work_sync(&phy->mt76->mac_work);
1333
1334 cancel_delayed_work_sync(&dev->pm.ps_work);
1335 mt76_connac_free_pending_tx_skbs(&dev->pm, NULL);
1336
1337 mt7921_mutex_acquire(dev);
1338
1339 clear_bit(MT76_STATE_RUNNING, &phy->mt76->state);
1340 ieee80211_iterate_active_interfaces(hw,
1341 IEEE80211_IFACE_ITER_RESUME_ALL,
1342 mt7921_mcu_set_suspend_iter,
1343 &dev->mphy);
1344
1345 mt7921_mutex_release(dev);
1346
1347 return 0;
1348 }
1349
mt7921_resume(struct ieee80211_hw * hw)1350 static int mt7921_resume(struct ieee80211_hw *hw)
1351 {
1352 struct mt7921_dev *dev = mt7921_hw_dev(hw);
1353 struct mt7921_phy *phy = mt7921_hw_phy(hw);
1354
1355 mt7921_mutex_acquire(dev);
1356
1357 set_bit(MT76_STATE_RUNNING, &phy->mt76->state);
1358 ieee80211_iterate_active_interfaces(hw,
1359 IEEE80211_IFACE_ITER_RESUME_ALL,
1360 mt76_connac_mcu_set_suspend_iter,
1361 &dev->mphy);
1362
1363 ieee80211_queue_delayed_work(hw, &phy->mt76->mac_work,
1364 MT7921_WATCHDOG_TIME);
1365
1366 mt7921_mutex_release(dev);
1367
1368 return 0;
1369 }
1370
mt7921_set_wakeup(struct ieee80211_hw * hw,bool enabled)1371 static void mt7921_set_wakeup(struct ieee80211_hw *hw, bool enabled)
1372 {
1373 struct mt7921_dev *dev = mt7921_hw_dev(hw);
1374 struct mt76_dev *mdev = &dev->mt76;
1375
1376 device_set_wakeup_enable(mdev->dev, enabled);
1377 }
1378
mt7921_set_rekey_data(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct cfg80211_gtk_rekey_data * data)1379 static void mt7921_set_rekey_data(struct ieee80211_hw *hw,
1380 struct ieee80211_vif *vif,
1381 struct cfg80211_gtk_rekey_data *data)
1382 {
1383 struct mt7921_dev *dev = mt7921_hw_dev(hw);
1384
1385 mt7921_mutex_acquire(dev);
1386 mt76_connac_mcu_update_gtk_rekey(hw, vif, data);
1387 mt7921_mutex_release(dev);
1388 }
1389 #endif /* CONFIG_PM */
1390
mt7921_flush(struct ieee80211_hw * hw,struct ieee80211_vif * vif,u32 queues,bool drop)1391 static void mt7921_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1392 u32 queues, bool drop)
1393 {
1394 struct mt7921_dev *dev = mt7921_hw_dev(hw);
1395
1396 wait_event_timeout(dev->mt76.tx_wait, !mt76_has_tx_pending(&dev->mphy),
1397 HZ / 2);
1398 }
1399
mt7921_sta_set_decap_offload(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_sta * sta,bool enabled)1400 static void mt7921_sta_set_decap_offload(struct ieee80211_hw *hw,
1401 struct ieee80211_vif *vif,
1402 struct ieee80211_sta *sta,
1403 bool enabled)
1404 {
1405 struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv;
1406 struct mt7921_dev *dev = mt7921_hw_dev(hw);
1407
1408 mt7921_mutex_acquire(dev);
1409
1410 if (enabled)
1411 set_bit(MT_WCID_FLAG_HDR_TRANS, &msta->wcid.flags);
1412 else
1413 clear_bit(MT_WCID_FLAG_HDR_TRANS, &msta->wcid.flags);
1414
1415 mt76_connac_mcu_sta_update_hdr_trans(&dev->mt76, vif, &msta->wcid,
1416 MCU_UNI_CMD(STA_REC_UPDATE));
1417
1418 mt7921_mutex_release(dev);
1419 }
1420
1421 #if IS_ENABLED(CONFIG_IPV6)
mt7921_ipv6_addr_change(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct inet6_dev * idev)1422 static void mt7921_ipv6_addr_change(struct ieee80211_hw *hw,
1423 struct ieee80211_vif *vif,
1424 struct inet6_dev *idev)
1425 {
1426 struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv;
1427 struct mt7921_dev *dev = mvif->phy->dev;
1428 struct inet6_ifaddr *ifa;
1429 struct in6_addr ns_addrs[IEEE80211_BSS_ARP_ADDR_LIST_LEN];
1430 struct sk_buff *skb;
1431 u8 i, idx = 0;
1432
1433 struct {
1434 struct {
1435 u8 bss_idx;
1436 u8 pad[3];
1437 } __packed hdr;
1438 struct mt76_connac_arpns_tlv arpns;
1439 } req_hdr = {
1440 .hdr = {
1441 .bss_idx = mvif->mt76.idx,
1442 },
1443 .arpns = {
1444 .tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_ND),
1445 .mode = 2, /* update */
1446 .option = 1, /* update only */
1447 },
1448 };
1449
1450 read_lock_bh(&idev->lock);
1451 list_for_each_entry(ifa, &idev->addr_list, if_list) {
1452 if (ifa->flags & IFA_F_TENTATIVE)
1453 continue;
1454 ns_addrs[idx] = ifa->addr;
1455 if (++idx >= IEEE80211_BSS_ARP_ADDR_LIST_LEN)
1456 break;
1457 }
1458 read_unlock_bh(&idev->lock);
1459
1460 if (!idx)
1461 return;
1462
1463 req_hdr.arpns.ips_num = idx;
1464 req_hdr.arpns.len = cpu_to_le16(sizeof(struct mt76_connac_arpns_tlv)
1465 + idx * sizeof(struct in6_addr));
1466 skb = __mt76_mcu_msg_alloc(&dev->mt76, &req_hdr,
1467 sizeof(req_hdr) + idx * sizeof(struct in6_addr),
1468 sizeof(req_hdr), GFP_ATOMIC);
1469 if (!skb)
1470 return;
1471
1472 for (i = 0; i < idx; i++)
1473 skb_put_data(skb, &ns_addrs[i].in6_u, sizeof(struct in6_addr));
1474
1475 skb_queue_tail(&dev->ipv6_ns_list, skb);
1476
1477 ieee80211_queue_work(dev->mt76.hw, &dev->ipv6_ns_work);
1478 }
1479 #endif
1480
mt7921_set_tx_sar_pwr(struct ieee80211_hw * hw,const struct cfg80211_sar_specs * sar)1481 int mt7921_set_tx_sar_pwr(struct ieee80211_hw *hw,
1482 const struct cfg80211_sar_specs *sar)
1483 {
1484 struct mt76_phy *mphy = hw->priv;
1485 int err;
1486
1487 if (sar) {
1488 err = mt76_init_sar_power(hw, sar);
1489 if (err)
1490 return err;
1491 }
1492
1493 mt7921_init_acpi_sar_power(mt7921_hw_phy(hw), !sar);
1494
1495 err = mt76_connac_mcu_set_rate_txpower(mphy);
1496
1497 return err;
1498 }
1499
mt7921_set_sar_specs(struct ieee80211_hw * hw,const struct cfg80211_sar_specs * sar)1500 static int mt7921_set_sar_specs(struct ieee80211_hw *hw,
1501 const struct cfg80211_sar_specs *sar)
1502 {
1503 struct mt7921_dev *dev = mt7921_hw_dev(hw);
1504 int err;
1505
1506 mt7921_mutex_acquire(dev);
1507 err = mt7921_set_tx_sar_pwr(hw, sar);
1508 mt7921_mutex_release(dev);
1509
1510 return err;
1511 }
1512
1513 static void
mt7921_channel_switch_beacon(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct cfg80211_chan_def * chandef)1514 mt7921_channel_switch_beacon(struct ieee80211_hw *hw,
1515 struct ieee80211_vif *vif,
1516 struct cfg80211_chan_def *chandef)
1517 {
1518 struct mt7921_dev *dev = mt7921_hw_dev(hw);
1519
1520 mt7921_mutex_acquire(dev);
1521 mt7921_mcu_uni_add_beacon_offload(dev, hw, vif, true);
1522 mt7921_mutex_release(dev);
1523 }
1524
1525 static int
mt7921_start_ap(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf)1526 mt7921_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1527 struct ieee80211_bss_conf *link_conf)
1528 {
1529 struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv;
1530 struct mt7921_phy *phy = mt7921_hw_phy(hw);
1531 struct mt7921_dev *dev = mt7921_hw_dev(hw);
1532 int err;
1533
1534 mt7921_mutex_acquire(dev);
1535
1536 err = mt76_connac_mcu_uni_add_bss(phy->mt76, vif, &mvif->sta.wcid,
1537 true);
1538 if (err)
1539 goto out;
1540
1541 err = mt7921_mcu_set_bss_pm(dev, vif, true);
1542 if (err)
1543 goto out;
1544
1545 err = mt7921_mcu_sta_update(dev, NULL, vif, true,
1546 MT76_STA_INFO_STATE_NONE);
1547 out:
1548 mt7921_mutex_release(dev);
1549
1550 return err;
1551 }
1552
1553 static void
mt7921_stop_ap(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf)1554 mt7921_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1555 struct ieee80211_bss_conf *link_conf)
1556 {
1557 struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv;
1558 struct mt7921_phy *phy = mt7921_hw_phy(hw);
1559 struct mt7921_dev *dev = mt7921_hw_dev(hw);
1560 int err;
1561
1562 mt7921_mutex_acquire(dev);
1563
1564 err = mt7921_mcu_set_bss_pm(dev, vif, false);
1565 if (err)
1566 goto out;
1567
1568 mt76_connac_mcu_uni_add_bss(phy->mt76, vif, &mvif->sta.wcid, false);
1569
1570 out:
1571 mt7921_mutex_release(dev);
1572 }
1573
1574 const struct ieee80211_ops mt7921_ops = {
1575 .tx = mt7921_tx,
1576 .start = mt7921_start,
1577 .stop = mt7921_stop,
1578 .add_interface = mt7921_add_interface,
1579 .remove_interface = mt7921_remove_interface,
1580 .config = mt7921_config,
1581 .conf_tx = mt7921_conf_tx,
1582 .configure_filter = mt7921_configure_filter,
1583 .bss_info_changed = mt7921_bss_info_changed,
1584 .start_ap = mt7921_start_ap,
1585 .stop_ap = mt7921_stop_ap,
1586 .sta_state = mt7921_sta_state,
1587 .sta_pre_rcu_remove = mt76_sta_pre_rcu_remove,
1588 .set_key = mt7921_set_key,
1589 .sta_set_decap_offload = mt7921_sta_set_decap_offload,
1590 #if IS_ENABLED(CONFIG_IPV6)
1591 .ipv6_addr_change = mt7921_ipv6_addr_change,
1592 #endif /* CONFIG_IPV6 */
1593 .ampdu_action = mt7921_ampdu_action,
1594 .set_rts_threshold = mt7921_set_rts_threshold,
1595 .wake_tx_queue = mt76_wake_tx_queue,
1596 .release_buffered_frames = mt76_release_buffered_frames,
1597 .channel_switch_beacon = mt7921_channel_switch_beacon,
1598 .get_txpower = mt76_get_txpower,
1599 .get_stats = mt7921_get_stats,
1600 .get_et_sset_count = mt7921_get_et_sset_count,
1601 .get_et_strings = mt7921_get_et_strings,
1602 .get_et_stats = mt7921_get_et_stats,
1603 .get_tsf = mt7921_get_tsf,
1604 .set_tsf = mt7921_set_tsf,
1605 .get_survey = mt76_get_survey,
1606 .get_antenna = mt76_get_antenna,
1607 .set_antenna = mt7921_set_antenna,
1608 .set_coverage_class = mt7921_set_coverage_class,
1609 .hw_scan = mt7921_hw_scan,
1610 .cancel_hw_scan = mt7921_cancel_hw_scan,
1611 .sta_statistics = mt7921_sta_statistics,
1612 .sched_scan_start = mt7921_start_sched_scan,
1613 .sched_scan_stop = mt7921_stop_sched_scan,
1614 CFG80211_TESTMODE_CMD(mt7921_testmode_cmd)
1615 CFG80211_TESTMODE_DUMP(mt7921_testmode_dump)
1616 #ifdef CONFIG_PM
1617 .suspend = mt7921_suspend,
1618 .resume = mt7921_resume,
1619 .set_wakeup = mt7921_set_wakeup,
1620 .set_rekey_data = mt7921_set_rekey_data,
1621 #endif /* CONFIG_PM */
1622 .flush = mt7921_flush,
1623 .set_sar_specs = mt7921_set_sar_specs,
1624 };
1625 EXPORT_SYMBOL_GPL(mt7921_ops);
1626
1627 MODULE_LICENSE("Dual BSD/GPL");
1628 MODULE_AUTHOR("Sean Wang <sean.wang@mediatek.com>");
1629