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 "mt7921.h" 9 #include "mcu.h" 10 11 static void 12 mt7921_gen_ppe_thresh(u8 *he_ppet, int nss) 13 { 14 u8 i, ppet_bits, ppet_size, ru_bit_mask = 0x7; /* HE80 */ 15 u8 ppet16_ppet8_ru3_ru0[] = {0x1c, 0xc7, 0x71}; 16 17 he_ppet[0] = FIELD_PREP(IEEE80211_PPE_THRES_NSS_MASK, nss - 1) | 18 FIELD_PREP(IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK, 19 ru_bit_mask); 20 21 ppet_bits = IEEE80211_PPE_THRES_INFO_PPET_SIZE * 22 nss * hweight8(ru_bit_mask) * 2; 23 ppet_size = DIV_ROUND_UP(ppet_bits, 8); 24 25 for (i = 0; i < ppet_size - 1; i++) 26 he_ppet[i + 1] = ppet16_ppet8_ru3_ru0[i % 3]; 27 28 he_ppet[i + 1] = ppet16_ppet8_ru3_ru0[i % 3] & 29 (0xff >> (8 - (ppet_bits - 1) % 8)); 30 } 31 32 static int 33 mt7921_init_he_caps(struct mt7921_phy *phy, enum nl80211_band band, 34 struct ieee80211_sband_iftype_data *data) 35 { 36 int i, idx = 0; 37 int nss = hweight8(phy->mt76->chainmask); 38 u16 mcs_map = 0; 39 40 for (i = 0; i < 8; i++) { 41 if (i < nss) 42 mcs_map |= (IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2)); 43 else 44 mcs_map |= (IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2)); 45 } 46 47 for (i = 0; i < NUM_NL80211_IFTYPES; i++) { 48 struct ieee80211_sta_he_cap *he_cap = &data[idx].he_cap; 49 struct ieee80211_he_cap_elem *he_cap_elem = 50 &he_cap->he_cap_elem; 51 struct ieee80211_he_mcs_nss_supp *he_mcs = 52 &he_cap->he_mcs_nss_supp; 53 54 switch (i) { 55 case NL80211_IFTYPE_STATION: 56 break; 57 default: 58 continue; 59 } 60 61 data[idx].types_mask = BIT(i); 62 he_cap->has_he = true; 63 64 he_cap_elem->mac_cap_info[0] = 65 IEEE80211_HE_MAC_CAP0_HTC_HE; 66 he_cap_elem->mac_cap_info[3] = 67 IEEE80211_HE_MAC_CAP3_OMI_CONTROL | 68 IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3; 69 he_cap_elem->mac_cap_info[4] = 70 IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU; 71 72 if (band == NL80211_BAND_2GHZ) 73 he_cap_elem->phy_cap_info[0] = 74 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G; 75 else if (band == NL80211_BAND_5GHZ) 76 he_cap_elem->phy_cap_info[0] = 77 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G; 78 79 he_cap_elem->phy_cap_info[1] = 80 IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD; 81 he_cap_elem->phy_cap_info[2] = 82 IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US | 83 IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ | 84 IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ | 85 IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO | 86 IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO; 87 88 switch (i) { 89 case NL80211_IFTYPE_STATION: 90 he_cap_elem->mac_cap_info[1] |= 91 IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US; 92 93 if (band == NL80211_BAND_2GHZ) 94 he_cap_elem->phy_cap_info[0] |= 95 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G; 96 else if (band == NL80211_BAND_5GHZ) 97 he_cap_elem->phy_cap_info[0] |= 98 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G; 99 100 he_cap_elem->phy_cap_info[1] |= 101 IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A | 102 IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US; 103 he_cap_elem->phy_cap_info[3] |= 104 IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK | 105 IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK; 106 he_cap_elem->phy_cap_info[4] |= 107 IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE | 108 IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4; 109 he_cap_elem->phy_cap_info[5] |= 110 IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK | 111 IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK; 112 he_cap_elem->phy_cap_info[6] |= 113 IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU | 114 IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU | 115 IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB | 116 IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE | 117 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT; 118 he_cap_elem->phy_cap_info[7] |= 119 IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP | 120 IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI; 121 he_cap_elem->phy_cap_info[8] |= 122 IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G | 123 IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484; 124 he_cap_elem->phy_cap_info[9] |= 125 IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM | 126 IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK | 127 IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU | 128 IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU | 129 IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB | 130 IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB; 131 break; 132 } 133 134 he_mcs->rx_mcs_80 = cpu_to_le16(mcs_map); 135 he_mcs->tx_mcs_80 = cpu_to_le16(mcs_map); 136 137 memset(he_cap->ppe_thres, 0, sizeof(he_cap->ppe_thres)); 138 if (he_cap_elem->phy_cap_info[6] & 139 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) { 140 mt7921_gen_ppe_thresh(he_cap->ppe_thres, nss); 141 } else { 142 he_cap_elem->phy_cap_info[9] |= 143 IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_16US; 144 } 145 idx++; 146 } 147 148 return idx; 149 } 150 151 void mt7921_set_stream_he_caps(struct mt7921_phy *phy) 152 { 153 struct ieee80211_sband_iftype_data *data; 154 struct ieee80211_supported_band *band; 155 int n; 156 157 if (phy->mt76->cap.has_2ghz) { 158 data = phy->iftype[NL80211_BAND_2GHZ]; 159 n = mt7921_init_he_caps(phy, NL80211_BAND_2GHZ, data); 160 161 band = &phy->mt76->sband_2g.sband; 162 band->iftype_data = data; 163 band->n_iftype_data = n; 164 } 165 166 if (phy->mt76->cap.has_5ghz) { 167 data = phy->iftype[NL80211_BAND_5GHZ]; 168 n = mt7921_init_he_caps(phy, NL80211_BAND_5GHZ, data); 169 170 band = &phy->mt76->sband_5g.sband; 171 band->iftype_data = data; 172 band->n_iftype_data = n; 173 } 174 } 175 176 int __mt7921_start(struct mt7921_phy *phy) 177 { 178 struct mt76_phy *mphy = phy->mt76; 179 int err; 180 181 err = mt76_connac_mcu_set_mac_enable(mphy->dev, 0, true, false); 182 if (err) 183 return err; 184 185 err = mt76_connac_mcu_set_channel_domain(mphy); 186 if (err) 187 return err; 188 189 err = mt7921_mcu_set_chan_info(phy, MCU_EXT_CMD_SET_RX_PATH); 190 if (err) 191 return err; 192 193 err = mt76_connac_mcu_set_rate_txpower(phy->mt76); 194 if (err) 195 return err; 196 197 mt7921_mac_reset_counters(phy); 198 set_bit(MT76_STATE_RUNNING, &mphy->state); 199 200 ieee80211_queue_delayed_work(mphy->hw, &mphy->mac_work, 201 MT7921_WATCHDOG_TIME); 202 203 return 0; 204 } 205 206 static int mt7921_start(struct ieee80211_hw *hw) 207 { 208 struct mt7921_phy *phy = mt7921_hw_phy(hw); 209 int err; 210 211 mt7921_mutex_acquire(phy->dev); 212 err = __mt7921_start(phy); 213 mt7921_mutex_release(phy->dev); 214 215 return err; 216 } 217 218 static void mt7921_stop(struct ieee80211_hw *hw) 219 { 220 struct mt7921_dev *dev = mt7921_hw_dev(hw); 221 struct mt7921_phy *phy = mt7921_hw_phy(hw); 222 223 cancel_delayed_work_sync(&phy->mt76->mac_work); 224 225 cancel_delayed_work_sync(&dev->pm.ps_work); 226 cancel_work_sync(&dev->pm.wake_work); 227 mt76_connac_free_pending_tx_skbs(&dev->pm, NULL); 228 229 mt7921_mutex_acquire(dev); 230 clear_bit(MT76_STATE_RUNNING, &phy->mt76->state); 231 mt76_connac_mcu_set_mac_enable(&dev->mt76, 0, false, false); 232 mt7921_mutex_release(dev); 233 } 234 235 static int mt7921_add_interface(struct ieee80211_hw *hw, 236 struct ieee80211_vif *vif) 237 { 238 struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; 239 struct mt7921_dev *dev = mt7921_hw_dev(hw); 240 struct mt7921_phy *phy = mt7921_hw_phy(hw); 241 struct mt76_txq *mtxq; 242 int idx, ret = 0; 243 244 mt7921_mutex_acquire(dev); 245 246 if (vif->type == NL80211_IFTYPE_MONITOR && 247 is_zero_ether_addr(vif->addr)) 248 phy->monitor_vif = vif; 249 250 mvif->mt76.idx = ffs(~dev->mt76.vif_mask) - 1; 251 if (mvif->mt76.idx >= MT7921_MAX_INTERFACES) { 252 ret = -ENOSPC; 253 goto out; 254 } 255 256 mvif->mt76.omac_idx = mvif->mt76.idx; 257 mvif->phy = phy; 258 mvif->mt76.band_idx = 0; 259 mvif->mt76.wmm_idx = mvif->mt76.idx % MT7921_MAX_WMM_SETS; 260 261 ret = mt76_connac_mcu_uni_add_dev(&dev->mphy, vif, &mvif->sta.wcid, 262 true); 263 if (ret) 264 goto out; 265 266 dev->mt76.vif_mask |= BIT(mvif->mt76.idx); 267 phy->omac_mask |= BIT_ULL(mvif->mt76.omac_idx); 268 269 idx = MT7921_WTBL_RESERVED - mvif->mt76.idx; 270 271 INIT_LIST_HEAD(&mvif->sta.stats_list); 272 INIT_LIST_HEAD(&mvif->sta.poll_list); 273 mvif->sta.wcid.idx = idx; 274 mvif->sta.wcid.ext_phy = mvif->mt76.band_idx; 275 mvif->sta.wcid.hw_key_idx = -1; 276 mvif->sta.wcid.tx_info |= MT_WCID_TX_INFO_SET; 277 mt7921_mac_wtbl_update(dev, idx, 278 MT_WTBL_UPDATE_ADM_COUNT_CLEAR); 279 280 ewma_rssi_init(&mvif->rssi); 281 282 rcu_assign_pointer(dev->mt76.wcid[idx], &mvif->sta.wcid); 283 if (vif->txq) { 284 mtxq = (struct mt76_txq *)vif->txq->drv_priv; 285 mtxq->wcid = &mvif->sta.wcid; 286 } 287 288 if (vif->type != NL80211_IFTYPE_AP && 289 (!mvif->mt76.omac_idx || mvif->mt76.omac_idx > 3)) 290 vif->offload_flags = 0; 291 292 vif->offload_flags |= IEEE80211_OFFLOAD_ENCAP_4ADDR; 293 294 out: 295 mt7921_mutex_release(dev); 296 297 return ret; 298 } 299 300 static void mt7921_remove_interface(struct ieee80211_hw *hw, 301 struct ieee80211_vif *vif) 302 { 303 struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; 304 struct mt7921_sta *msta = &mvif->sta; 305 struct mt7921_dev *dev = mt7921_hw_dev(hw); 306 struct mt7921_phy *phy = mt7921_hw_phy(hw); 307 int idx = msta->wcid.idx; 308 309 if (vif == phy->monitor_vif) 310 phy->monitor_vif = NULL; 311 312 mt7921_mutex_acquire(dev); 313 mt76_connac_free_pending_tx_skbs(&dev->pm, &msta->wcid); 314 mt76_connac_mcu_uni_add_dev(&dev->mphy, vif, &mvif->sta.wcid, false); 315 316 rcu_assign_pointer(dev->mt76.wcid[idx], NULL); 317 318 dev->mt76.vif_mask &= ~BIT(mvif->mt76.idx); 319 phy->omac_mask &= ~BIT_ULL(mvif->mt76.omac_idx); 320 mt7921_mutex_release(dev); 321 322 spin_lock_bh(&dev->sta_poll_lock); 323 if (!list_empty(&msta->poll_list)) 324 list_del_init(&msta->poll_list); 325 spin_unlock_bh(&dev->sta_poll_lock); 326 } 327 328 static int mt7921_set_channel(struct mt7921_phy *phy) 329 { 330 struct mt7921_dev *dev = phy->dev; 331 int ret; 332 333 cancel_delayed_work_sync(&phy->mt76->mac_work); 334 335 mt7921_mutex_acquire(dev); 336 set_bit(MT76_RESET, &phy->mt76->state); 337 338 mt76_set_channel(phy->mt76); 339 340 ret = mt7921_mcu_set_chan_info(phy, MCU_EXT_CMD_CHANNEL_SWITCH); 341 if (ret) 342 goto out; 343 344 mt7921_mac_set_timing(phy); 345 346 mt7921_mac_reset_counters(phy); 347 phy->noise = 0; 348 349 out: 350 clear_bit(MT76_RESET, &phy->mt76->state); 351 mt7921_mutex_release(dev); 352 353 mt76_worker_schedule(&dev->mt76.tx_worker); 354 ieee80211_queue_delayed_work(phy->mt76->hw, &phy->mt76->mac_work, 355 MT7921_WATCHDOG_TIME); 356 357 return ret; 358 } 359 360 static int mt7921_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, 361 struct ieee80211_vif *vif, struct ieee80211_sta *sta, 362 struct ieee80211_key_conf *key) 363 { 364 struct mt7921_dev *dev = mt7921_hw_dev(hw); 365 struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; 366 struct mt7921_sta *msta = sta ? (struct mt7921_sta *)sta->drv_priv : 367 &mvif->sta; 368 struct mt76_wcid *wcid = &msta->wcid; 369 u8 *wcid_keyidx = &wcid->hw_key_idx; 370 int idx = key->keyidx, err = 0; 371 372 /* The hardware does not support per-STA RX GTK, fallback 373 * to software mode for these. 374 */ 375 if ((vif->type == NL80211_IFTYPE_ADHOC || 376 vif->type == NL80211_IFTYPE_MESH_POINT) && 377 (key->cipher == WLAN_CIPHER_SUITE_TKIP || 378 key->cipher == WLAN_CIPHER_SUITE_CCMP) && 379 !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)) 380 return -EOPNOTSUPP; 381 382 /* fall back to sw encryption for unsupported ciphers */ 383 switch (key->cipher) { 384 case WLAN_CIPHER_SUITE_AES_CMAC: 385 key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIE; 386 wcid_keyidx = &wcid->hw_key_idx2; 387 break; 388 case WLAN_CIPHER_SUITE_WEP40: 389 case WLAN_CIPHER_SUITE_WEP104: 390 if (!mvif->wep_sta) 391 return -EOPNOTSUPP; 392 case WLAN_CIPHER_SUITE_TKIP: 393 case WLAN_CIPHER_SUITE_CCMP: 394 case WLAN_CIPHER_SUITE_CCMP_256: 395 case WLAN_CIPHER_SUITE_GCMP: 396 case WLAN_CIPHER_SUITE_GCMP_256: 397 case WLAN_CIPHER_SUITE_SMS4: 398 break; 399 default: 400 return -EOPNOTSUPP; 401 } 402 403 mt7921_mutex_acquire(dev); 404 405 if (cmd == SET_KEY) 406 *wcid_keyidx = idx; 407 else if (idx == *wcid_keyidx) 408 *wcid_keyidx = -1; 409 else 410 goto out; 411 412 mt76_wcid_key_setup(&dev->mt76, wcid, 413 cmd == SET_KEY ? key : NULL); 414 415 err = mt7921_mcu_add_key(dev, vif, msta, key, cmd); 416 if (err) 417 goto out; 418 419 if (key->cipher == WLAN_CIPHER_SUITE_WEP104 || 420 key->cipher == WLAN_CIPHER_SUITE_WEP40) 421 err = mt7921_mcu_add_key(dev, vif, mvif->wep_sta, key, cmd); 422 out: 423 mt7921_mutex_release(dev); 424 425 return err; 426 } 427 428 static int mt7921_config(struct ieee80211_hw *hw, u32 changed) 429 { 430 struct mt7921_dev *dev = mt7921_hw_dev(hw); 431 struct mt7921_phy *phy = mt7921_hw_phy(hw); 432 int ret; 433 434 if (changed & IEEE80211_CONF_CHANGE_CHANNEL) { 435 ieee80211_stop_queues(hw); 436 ret = mt7921_set_channel(phy); 437 if (ret) 438 return ret; 439 ieee80211_wake_queues(hw); 440 } 441 442 mt7921_mutex_acquire(dev); 443 444 if (changed & IEEE80211_CONF_CHANGE_POWER) 445 mt76_connac_mcu_set_rate_txpower(phy->mt76); 446 447 if (changed & IEEE80211_CONF_CHANGE_MONITOR) { 448 bool enabled = !!(hw->conf.flags & IEEE80211_CONF_MONITOR); 449 450 if (!enabled) 451 phy->rxfilter |= MT_WF_RFCR_DROP_OTHER_UC; 452 else 453 phy->rxfilter &= ~MT_WF_RFCR_DROP_OTHER_UC; 454 455 mt76_rmw_field(dev, MT_DMA_DCR0(0), MT_DMA_DCR0_RXD_G5_EN, 456 enabled); 457 mt76_wr(dev, MT_WF_RFCR(0), phy->rxfilter); 458 } 459 460 mt7921_mutex_release(dev); 461 462 return 0; 463 } 464 465 static int 466 mt7921_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u16 queue, 467 const struct ieee80211_tx_queue_params *params) 468 { 469 struct mt7921_dev *dev = mt7921_hw_dev(hw); 470 struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; 471 472 /* no need to update right away, we'll get BSS_CHANGED_QOS */ 473 queue = mt7921_lmac_mapping(dev, queue); 474 mvif->queue_params[queue] = *params; 475 476 return 0; 477 } 478 479 static void mt7921_configure_filter(struct ieee80211_hw *hw, 480 unsigned int changed_flags, 481 unsigned int *total_flags, 482 u64 multicast) 483 { 484 struct mt7921_dev *dev = mt7921_hw_dev(hw); 485 struct mt7921_phy *phy = mt7921_hw_phy(hw); 486 u32 ctl_flags = MT_WF_RFCR1_DROP_ACK | 487 MT_WF_RFCR1_DROP_BF_POLL | 488 MT_WF_RFCR1_DROP_BA | 489 MT_WF_RFCR1_DROP_CFEND | 490 MT_WF_RFCR1_DROP_CFACK; 491 u32 flags = 0; 492 493 #define MT76_FILTER(_flag, _hw) do { \ 494 flags |= *total_flags & FIF_##_flag; \ 495 phy->rxfilter &= ~(_hw); \ 496 phy->rxfilter |= !(flags & FIF_##_flag) * (_hw); \ 497 } while (0) 498 499 mt7921_mutex_acquire(dev); 500 501 phy->rxfilter &= ~(MT_WF_RFCR_DROP_OTHER_BSS | 502 MT_WF_RFCR_DROP_OTHER_BEACON | 503 MT_WF_RFCR_DROP_FRAME_REPORT | 504 MT_WF_RFCR_DROP_PROBEREQ | 505 MT_WF_RFCR_DROP_MCAST_FILTERED | 506 MT_WF_RFCR_DROP_MCAST | 507 MT_WF_RFCR_DROP_BCAST | 508 MT_WF_RFCR_DROP_DUPLICATE | 509 MT_WF_RFCR_DROP_A2_BSSID | 510 MT_WF_RFCR_DROP_UNWANTED_CTL | 511 MT_WF_RFCR_DROP_STBC_MULTI); 512 513 MT76_FILTER(OTHER_BSS, MT_WF_RFCR_DROP_OTHER_TIM | 514 MT_WF_RFCR_DROP_A3_MAC | 515 MT_WF_RFCR_DROP_A3_BSSID); 516 517 MT76_FILTER(FCSFAIL, MT_WF_RFCR_DROP_FCSFAIL); 518 519 MT76_FILTER(CONTROL, MT_WF_RFCR_DROP_CTS | 520 MT_WF_RFCR_DROP_RTS | 521 MT_WF_RFCR_DROP_CTL_RSV | 522 MT_WF_RFCR_DROP_NDPA); 523 524 *total_flags = flags; 525 mt76_wr(dev, MT_WF_RFCR(0), phy->rxfilter); 526 527 if (*total_flags & FIF_CONTROL) 528 mt76_clear(dev, MT_WF_RFCR1(0), ctl_flags); 529 else 530 mt76_set(dev, MT_WF_RFCR1(0), ctl_flags); 531 532 mt7921_mutex_release(dev); 533 } 534 535 static int 536 mt7921_bss_bcnft_apply(struct mt7921_dev *dev, struct ieee80211_vif *vif, 537 bool assoc) 538 { 539 int ret; 540 541 if (!dev->pm.enable) 542 return 0; 543 544 if (assoc) { 545 ret = mt7921_mcu_uni_bss_bcnft(dev, vif, true); 546 if (ret) 547 return ret; 548 549 vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER; 550 mt76_set(dev, MT_WF_RFCR(0), MT_WF_RFCR_DROP_OTHER_BEACON); 551 552 return 0; 553 } 554 555 ret = mt7921_mcu_set_bss_pm(dev, vif, false); 556 if (ret) 557 return ret; 558 559 vif->driver_flags &= ~IEEE80211_VIF_BEACON_FILTER; 560 mt76_clear(dev, MT_WF_RFCR(0), MT_WF_RFCR_DROP_OTHER_BEACON); 561 562 return 0; 563 } 564 565 static void mt7921_bss_info_changed(struct ieee80211_hw *hw, 566 struct ieee80211_vif *vif, 567 struct ieee80211_bss_conf *info, 568 u32 changed) 569 { 570 struct mt7921_phy *phy = mt7921_hw_phy(hw); 571 struct mt7921_dev *dev = mt7921_hw_dev(hw); 572 573 mt7921_mutex_acquire(dev); 574 575 if (changed & BSS_CHANGED_ERP_SLOT) { 576 int slottime = info->use_short_slot ? 9 : 20; 577 578 if (slottime != phy->slottime) { 579 phy->slottime = slottime; 580 mt7921_mac_set_timing(phy); 581 } 582 } 583 584 /* ensure that enable txcmd_mode after bss_info */ 585 if (changed & (BSS_CHANGED_QOS | BSS_CHANGED_BEACON_ENABLED)) 586 mt7921_mcu_set_tx(dev, vif); 587 588 if (changed & BSS_CHANGED_PS) 589 mt7921_mcu_uni_bss_ps(dev, vif); 590 591 if (changed & BSS_CHANGED_ASSOC) { 592 mt7921_mcu_sta_update(dev, NULL, vif, true, 593 MT76_STA_INFO_STATE_ASSOC); 594 mt7921_bss_bcnft_apply(dev, vif, info->assoc); 595 } 596 597 if (changed & BSS_CHANGED_ARP_FILTER) { 598 struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; 599 600 mt76_connac_mcu_update_arp_filter(&dev->mt76, &mvif->mt76, 601 info); 602 } 603 604 mt7921_mutex_release(dev); 605 } 606 607 int mt7921_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, 608 struct ieee80211_sta *sta) 609 { 610 struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); 611 struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv; 612 struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; 613 int ret, idx; 614 615 idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT7921_WTBL_STA - 1); 616 if (idx < 0) 617 return -ENOSPC; 618 619 INIT_LIST_HEAD(&msta->stats_list); 620 INIT_LIST_HEAD(&msta->poll_list); 621 msta->vif = mvif; 622 msta->wcid.sta = 1; 623 msta->wcid.idx = idx; 624 msta->wcid.ext_phy = mvif->mt76.band_idx; 625 msta->wcid.tx_info |= MT_WCID_TX_INFO_SET; 626 msta->stats.jiffies = jiffies; 627 628 ret = mt76_connac_pm_wake(&dev->mphy, &dev->pm); 629 if (ret) 630 return ret; 631 632 if (vif->type == NL80211_IFTYPE_STATION) 633 mvif->wep_sta = msta; 634 635 mt7921_mac_wtbl_update(dev, idx, 636 MT_WTBL_UPDATE_ADM_COUNT_CLEAR); 637 638 ret = mt7921_mcu_sta_update(dev, sta, vif, true, 639 MT76_STA_INFO_STATE_NONE); 640 if (ret) 641 return ret; 642 643 mt76_connac_power_save_sched(&dev->mphy, &dev->pm); 644 645 return 0; 646 } 647 648 void mt7921_mac_sta_assoc(struct mt76_dev *mdev, struct ieee80211_vif *vif, 649 struct ieee80211_sta *sta) 650 { 651 struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); 652 struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv; 653 struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; 654 655 mt7921_mutex_acquire(dev); 656 657 if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls) 658 mt76_connac_mcu_uni_add_bss(&dev->mphy, vif, &mvif->sta.wcid, 659 true); 660 661 mt7921_mac_wtbl_update(dev, msta->wcid.idx, 662 MT_WTBL_UPDATE_ADM_COUNT_CLEAR); 663 664 mt7921_mcu_sta_update(dev, sta, vif, true, MT76_STA_INFO_STATE_ASSOC); 665 666 mt7921_mutex_release(dev); 667 } 668 669 void mt7921_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif, 670 struct ieee80211_sta *sta) 671 { 672 struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); 673 struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv; 674 675 mt76_connac_free_pending_tx_skbs(&dev->pm, &msta->wcid); 676 mt76_connac_pm_wake(&dev->mphy, &dev->pm); 677 678 mt7921_mcu_sta_update(dev, sta, vif, false, MT76_STA_INFO_STATE_NONE); 679 mt7921_mac_wtbl_update(dev, msta->wcid.idx, 680 MT_WTBL_UPDATE_ADM_COUNT_CLEAR); 681 682 if (vif->type == NL80211_IFTYPE_STATION) { 683 struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; 684 685 mvif->wep_sta = NULL; 686 ewma_rssi_init(&mvif->rssi); 687 if (!sta->tdls) 688 mt76_connac_mcu_uni_add_bss(&dev->mphy, vif, 689 &mvif->sta.wcid, false); 690 } 691 692 spin_lock_bh(&dev->sta_poll_lock); 693 if (!list_empty(&msta->poll_list)) 694 list_del_init(&msta->poll_list); 695 if (!list_empty(&msta->stats_list)) 696 list_del_init(&msta->stats_list); 697 spin_unlock_bh(&dev->sta_poll_lock); 698 699 mt76_connac_power_save_sched(&dev->mphy, &dev->pm); 700 } 701 702 void mt7921_tx_worker(struct mt76_worker *w) 703 { 704 struct mt7921_dev *dev = container_of(w, struct mt7921_dev, 705 mt76.tx_worker); 706 707 if (!mt76_connac_pm_ref(&dev->mphy, &dev->pm)) { 708 queue_work(dev->mt76.wq, &dev->pm.wake_work); 709 return; 710 } 711 712 mt76_txq_schedule_all(&dev->mphy); 713 mt76_connac_pm_unref(&dev->mphy, &dev->pm); 714 } 715 716 static void mt7921_tx(struct ieee80211_hw *hw, 717 struct ieee80211_tx_control *control, 718 struct sk_buff *skb) 719 { 720 struct mt7921_dev *dev = mt7921_hw_dev(hw); 721 struct mt76_phy *mphy = hw->priv; 722 struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); 723 struct ieee80211_vif *vif = info->control.vif; 724 struct mt76_wcid *wcid = &dev->mt76.global_wcid; 725 int qid; 726 727 if (control->sta) { 728 struct mt7921_sta *sta; 729 730 sta = (struct mt7921_sta *)control->sta->drv_priv; 731 wcid = &sta->wcid; 732 } 733 734 if (vif && !control->sta) { 735 struct mt7921_vif *mvif; 736 737 mvif = (struct mt7921_vif *)vif->drv_priv; 738 wcid = &mvif->sta.wcid; 739 } 740 741 if (mt76_connac_pm_ref(mphy, &dev->pm)) { 742 mt76_tx(mphy, control->sta, wcid, skb); 743 mt76_connac_pm_unref(mphy, &dev->pm); 744 return; 745 } 746 747 qid = skb_get_queue_mapping(skb); 748 if (qid >= MT_TXQ_PSD) { 749 qid = IEEE80211_AC_BE; 750 skb_set_queue_mapping(skb, qid); 751 } 752 753 mt76_connac_pm_queue_skb(hw, &dev->pm, wcid, skb); 754 } 755 756 static int mt7921_set_rts_threshold(struct ieee80211_hw *hw, u32 val) 757 { 758 struct mt7921_dev *dev = mt7921_hw_dev(hw); 759 760 mt7921_mutex_acquire(dev); 761 mt76_connac_mcu_set_rts_thresh(&dev->mt76, val, 0); 762 mt7921_mutex_release(dev); 763 764 return 0; 765 } 766 767 static int 768 mt7921_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 769 struct ieee80211_ampdu_params *params) 770 { 771 enum ieee80211_ampdu_mlme_action action = params->action; 772 struct mt7921_dev *dev = mt7921_hw_dev(hw); 773 struct ieee80211_sta *sta = params->sta; 774 struct ieee80211_txq *txq = sta->txq[params->tid]; 775 struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv; 776 u16 tid = params->tid; 777 u16 ssn = params->ssn; 778 struct mt76_txq *mtxq; 779 int ret = 0; 780 781 if (!txq) 782 return -EINVAL; 783 784 mtxq = (struct mt76_txq *)txq->drv_priv; 785 786 mt7921_mutex_acquire(dev); 787 switch (action) { 788 case IEEE80211_AMPDU_RX_START: 789 mt76_rx_aggr_start(&dev->mt76, &msta->wcid, tid, ssn, 790 params->buf_size); 791 mt7921_mcu_uni_rx_ba(dev, params, true); 792 break; 793 case IEEE80211_AMPDU_RX_STOP: 794 mt76_rx_aggr_stop(&dev->mt76, &msta->wcid, tid); 795 mt7921_mcu_uni_rx_ba(dev, params, false); 796 break; 797 case IEEE80211_AMPDU_TX_OPERATIONAL: 798 mtxq->aggr = true; 799 mtxq->send_bar = false; 800 mt7921_mcu_uni_tx_ba(dev, params, true); 801 break; 802 case IEEE80211_AMPDU_TX_STOP_FLUSH: 803 case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: 804 mtxq->aggr = false; 805 clear_bit(tid, &msta->ampdu_state); 806 mt7921_mcu_uni_tx_ba(dev, params, false); 807 break; 808 case IEEE80211_AMPDU_TX_START: 809 set_bit(tid, &msta->ampdu_state); 810 ret = IEEE80211_AMPDU_TX_START_IMMEDIATE; 811 break; 812 case IEEE80211_AMPDU_TX_STOP_CONT: 813 mtxq->aggr = false; 814 clear_bit(tid, &msta->ampdu_state); 815 mt7921_mcu_uni_tx_ba(dev, params, false); 816 ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); 817 break; 818 } 819 mt7921_mutex_release(dev); 820 821 return ret; 822 } 823 824 static int mt7921_sta_state(struct ieee80211_hw *hw, 825 struct ieee80211_vif *vif, 826 struct ieee80211_sta *sta, 827 enum ieee80211_sta_state old_state, 828 enum ieee80211_sta_state new_state) 829 { 830 struct mt7921_dev *dev = mt7921_hw_dev(hw); 831 832 if (dev->pm.ds_enable) { 833 mt7921_mutex_acquire(dev); 834 mt76_connac_sta_state_dp(&dev->mt76, old_state, new_state); 835 mt7921_mutex_release(dev); 836 } 837 838 return mt76_sta_state(hw, vif, sta, old_state, new_state); 839 } 840 841 static int 842 mt7921_get_stats(struct ieee80211_hw *hw, 843 struct ieee80211_low_level_stats *stats) 844 { 845 struct mt7921_phy *phy = mt7921_hw_phy(hw); 846 struct mib_stats *mib = &phy->mib; 847 848 mt7921_mutex_acquire(phy->dev); 849 850 stats->dot11RTSSuccessCount = mib->rts_cnt; 851 stats->dot11RTSFailureCount = mib->rts_retries_cnt; 852 stats->dot11FCSErrorCount = mib->fcs_err_cnt; 853 stats->dot11ACKFailureCount = mib->ack_fail_cnt; 854 855 memset(mib, 0, sizeof(*mib)); 856 857 mt7921_mutex_release(phy->dev); 858 859 return 0; 860 } 861 862 static u64 863 mt7921_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif) 864 { 865 struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; 866 struct mt7921_dev *dev = mt7921_hw_dev(hw); 867 u8 omac_idx = mvif->mt76.omac_idx; 868 union { 869 u64 t64; 870 u32 t32[2]; 871 } tsf; 872 u16 n; 873 874 mt7921_mutex_acquire(dev); 875 876 n = omac_idx > HW_BSSID_MAX ? HW_BSSID_0 : omac_idx; 877 /* TSF software read */ 878 mt76_set(dev, MT_LPON_TCR(0, n), MT_LPON_TCR_SW_MODE); 879 tsf.t32[0] = mt76_rr(dev, MT_LPON_UTTR0(0)); 880 tsf.t32[1] = mt76_rr(dev, MT_LPON_UTTR1(0)); 881 882 mt7921_mutex_release(dev); 883 884 return tsf.t64; 885 } 886 887 static void 888 mt7921_set_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 889 u64 timestamp) 890 { 891 struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; 892 struct mt7921_dev *dev = mt7921_hw_dev(hw); 893 u8 omac_idx = mvif->mt76.omac_idx; 894 union { 895 u64 t64; 896 u32 t32[2]; 897 } tsf = { .t64 = timestamp, }; 898 u16 n; 899 900 mt7921_mutex_acquire(dev); 901 902 n = omac_idx > HW_BSSID_MAX ? HW_BSSID_0 : omac_idx; 903 mt76_wr(dev, MT_LPON_UTTR0(0), tsf.t32[0]); 904 mt76_wr(dev, MT_LPON_UTTR1(0), tsf.t32[1]); 905 /* TSF software overwrite */ 906 mt76_set(dev, MT_LPON_TCR(0, n), MT_LPON_TCR_SW_WRITE); 907 908 mt7921_mutex_release(dev); 909 } 910 911 static void 912 mt7921_set_coverage_class(struct ieee80211_hw *hw, s16 coverage_class) 913 { 914 struct mt7921_phy *phy = mt7921_hw_phy(hw); 915 struct mt7921_dev *dev = phy->dev; 916 917 mt7921_mutex_acquire(dev); 918 phy->coverage_class = max_t(s16, coverage_class, 0); 919 mt7921_mac_set_timing(phy); 920 mt7921_mutex_release(dev); 921 } 922 923 void mt7921_scan_work(struct work_struct *work) 924 { 925 struct mt7921_phy *phy; 926 927 phy = (struct mt7921_phy *)container_of(work, struct mt7921_phy, 928 scan_work.work); 929 930 while (true) { 931 struct mt7921_mcu_rxd *rxd; 932 struct sk_buff *skb; 933 934 spin_lock_bh(&phy->dev->mt76.lock); 935 skb = __skb_dequeue(&phy->scan_event_list); 936 spin_unlock_bh(&phy->dev->mt76.lock); 937 938 if (!skb) 939 break; 940 941 rxd = (struct mt7921_mcu_rxd *)skb->data; 942 if (rxd->eid == MCU_EVENT_SCHED_SCAN_DONE) { 943 ieee80211_sched_scan_results(phy->mt76->hw); 944 } else if (test_and_clear_bit(MT76_HW_SCANNING, 945 &phy->mt76->state)) { 946 struct cfg80211_scan_info info = { 947 .aborted = false, 948 }; 949 950 ieee80211_scan_completed(phy->mt76->hw, &info); 951 } 952 dev_kfree_skb(skb); 953 } 954 } 955 956 static int 957 mt7921_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 958 struct ieee80211_scan_request *req) 959 { 960 struct mt7921_dev *dev = mt7921_hw_dev(hw); 961 struct mt76_phy *mphy = hw->priv; 962 int err; 963 964 mt7921_mutex_acquire(dev); 965 err = mt76_connac_mcu_hw_scan(mphy, vif, req); 966 mt7921_mutex_release(dev); 967 968 return err; 969 } 970 971 static void 972 mt7921_cancel_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif) 973 { 974 struct mt7921_dev *dev = mt7921_hw_dev(hw); 975 struct mt76_phy *mphy = hw->priv; 976 977 mt7921_mutex_acquire(dev); 978 mt76_connac_mcu_cancel_hw_scan(mphy, vif); 979 mt7921_mutex_release(dev); 980 } 981 982 static int 983 mt7921_start_sched_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 984 struct cfg80211_sched_scan_request *req, 985 struct ieee80211_scan_ies *ies) 986 { 987 struct mt7921_dev *dev = mt7921_hw_dev(hw); 988 struct mt76_phy *mphy = hw->priv; 989 int err; 990 991 mt7921_mutex_acquire(dev); 992 993 err = mt76_connac_mcu_sched_scan_req(mphy, vif, req); 994 if (err < 0) 995 goto out; 996 997 err = mt76_connac_mcu_sched_scan_enable(mphy, vif, true); 998 out: 999 mt7921_mutex_release(dev); 1000 1001 return err; 1002 } 1003 1004 static int 1005 mt7921_stop_sched_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif) 1006 { 1007 struct mt7921_dev *dev = mt7921_hw_dev(hw); 1008 struct mt76_phy *mphy = hw->priv; 1009 int err; 1010 1011 mt7921_mutex_acquire(dev); 1012 err = mt76_connac_mcu_sched_scan_enable(mphy, vif, false); 1013 mt7921_mutex_release(dev); 1014 1015 return err; 1016 } 1017 1018 static int 1019 mt7921_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant) 1020 { 1021 struct mt7921_dev *dev = mt7921_hw_dev(hw); 1022 struct mt7921_phy *phy = mt7921_hw_phy(hw); 1023 int max_nss = hweight8(hw->wiphy->available_antennas_tx); 1024 1025 if (!tx_ant || tx_ant != rx_ant || ffs(tx_ant) > max_nss) 1026 return -EINVAL; 1027 1028 if ((BIT(hweight8(tx_ant)) - 1) != tx_ant) 1029 tx_ant = BIT(ffs(tx_ant) - 1) - 1; 1030 1031 mt7921_mutex_acquire(dev); 1032 1033 phy->mt76->antenna_mask = tx_ant; 1034 phy->mt76->chainmask = tx_ant; 1035 1036 mt76_set_stream_caps(phy->mt76, true); 1037 mt7921_set_stream_he_caps(phy); 1038 1039 mt7921_mutex_release(dev); 1040 1041 return 0; 1042 } 1043 1044 static void mt7921_sta_statistics(struct ieee80211_hw *hw, 1045 struct ieee80211_vif *vif, 1046 struct ieee80211_sta *sta, 1047 struct station_info *sinfo) 1048 { 1049 struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv; 1050 struct mt7921_sta_stats *stats = &msta->stats; 1051 1052 if (!stats->tx_rate.legacy && !stats->tx_rate.flags) 1053 return; 1054 1055 if (stats->tx_rate.legacy) { 1056 sinfo->txrate.legacy = stats->tx_rate.legacy; 1057 } else { 1058 sinfo->txrate.mcs = stats->tx_rate.mcs; 1059 sinfo->txrate.nss = stats->tx_rate.nss; 1060 sinfo->txrate.bw = stats->tx_rate.bw; 1061 sinfo->txrate.he_gi = stats->tx_rate.he_gi; 1062 sinfo->txrate.he_dcm = stats->tx_rate.he_dcm; 1063 sinfo->txrate.he_ru_alloc = stats->tx_rate.he_ru_alloc; 1064 } 1065 sinfo->txrate.flags = stats->tx_rate.flags; 1066 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE); 1067 } 1068 1069 #ifdef CONFIG_PM 1070 static int mt7921_suspend(struct ieee80211_hw *hw, 1071 struct cfg80211_wowlan *wowlan) 1072 { 1073 struct mt7921_dev *dev = mt7921_hw_dev(hw); 1074 struct mt7921_phy *phy = mt7921_hw_phy(hw); 1075 int err; 1076 1077 cancel_delayed_work_sync(&phy->scan_work); 1078 cancel_delayed_work_sync(&phy->mt76->mac_work); 1079 1080 cancel_delayed_work_sync(&dev->pm.ps_work); 1081 mt76_connac_free_pending_tx_skbs(&dev->pm, NULL); 1082 1083 mt7921_mutex_acquire(dev); 1084 1085 clear_bit(MT76_STATE_RUNNING, &phy->mt76->state); 1086 1087 set_bit(MT76_STATE_SUSPEND, &phy->mt76->state); 1088 ieee80211_iterate_active_interfaces(hw, 1089 IEEE80211_IFACE_ITER_RESUME_ALL, 1090 mt76_connac_mcu_set_suspend_iter, 1091 &dev->mphy); 1092 1093 err = mt76_connac_mcu_set_hif_suspend(&dev->mt76, true); 1094 1095 mt7921_mutex_release(dev); 1096 1097 return err; 1098 } 1099 1100 static int mt7921_resume(struct ieee80211_hw *hw) 1101 { 1102 struct mt7921_dev *dev = mt7921_hw_dev(hw); 1103 struct mt7921_phy *phy = mt7921_hw_phy(hw); 1104 int err; 1105 1106 mt7921_mutex_acquire(dev); 1107 1108 err = mt76_connac_mcu_set_hif_suspend(&dev->mt76, false); 1109 if (err < 0) 1110 goto out; 1111 1112 set_bit(MT76_STATE_RUNNING, &phy->mt76->state); 1113 clear_bit(MT76_STATE_SUSPEND, &phy->mt76->state); 1114 ieee80211_iterate_active_interfaces(hw, 1115 IEEE80211_IFACE_ITER_RESUME_ALL, 1116 mt76_connac_mcu_set_suspend_iter, 1117 &dev->mphy); 1118 1119 ieee80211_queue_delayed_work(hw, &phy->mt76->mac_work, 1120 MT7921_WATCHDOG_TIME); 1121 out: 1122 1123 mt7921_mutex_release(dev); 1124 1125 return err; 1126 } 1127 1128 static void mt7921_set_wakeup(struct ieee80211_hw *hw, bool enabled) 1129 { 1130 struct mt7921_dev *dev = mt7921_hw_dev(hw); 1131 struct mt76_dev *mdev = &dev->mt76; 1132 1133 device_set_wakeup_enable(mdev->dev, enabled); 1134 } 1135 1136 static void mt7921_set_rekey_data(struct ieee80211_hw *hw, 1137 struct ieee80211_vif *vif, 1138 struct cfg80211_gtk_rekey_data *data) 1139 { 1140 struct mt7921_dev *dev = mt7921_hw_dev(hw); 1141 1142 mt7921_mutex_acquire(dev); 1143 mt76_connac_mcu_update_gtk_rekey(hw, vif, data); 1144 mt7921_mutex_release(dev); 1145 } 1146 #endif /* CONFIG_PM */ 1147 1148 static void mt7921_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 1149 u32 queues, bool drop) 1150 { 1151 struct mt7921_dev *dev = mt7921_hw_dev(hw); 1152 1153 wait_event_timeout(dev->mt76.tx_wait, !mt76_has_tx_pending(&dev->mphy), 1154 HZ / 2); 1155 } 1156 1157 static void mt7921_sta_set_decap_offload(struct ieee80211_hw *hw, 1158 struct ieee80211_vif *vif, 1159 struct ieee80211_sta *sta, 1160 bool enabled) 1161 { 1162 struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv; 1163 struct mt7921_dev *dev = mt7921_hw_dev(hw); 1164 1165 if (enabled) 1166 set_bit(MT_WCID_FLAG_HDR_TRANS, &msta->wcid.flags); 1167 else 1168 clear_bit(MT_WCID_FLAG_HDR_TRANS, &msta->wcid.flags); 1169 1170 mt76_connac_mcu_sta_update_hdr_trans(&dev->mt76, vif, &msta->wcid, 1171 MCU_UNI_CMD_STA_REC_UPDATE); 1172 } 1173 1174 const struct ieee80211_ops mt7921_ops = { 1175 .tx = mt7921_tx, 1176 .start = mt7921_start, 1177 .stop = mt7921_stop, 1178 .add_interface = mt7921_add_interface, 1179 .remove_interface = mt7921_remove_interface, 1180 .config = mt7921_config, 1181 .conf_tx = mt7921_conf_tx, 1182 .configure_filter = mt7921_configure_filter, 1183 .bss_info_changed = mt7921_bss_info_changed, 1184 .sta_state = mt7921_sta_state, 1185 .sta_pre_rcu_remove = mt76_sta_pre_rcu_remove, 1186 .set_key = mt7921_set_key, 1187 .sta_set_decap_offload = mt7921_sta_set_decap_offload, 1188 .ampdu_action = mt7921_ampdu_action, 1189 .set_rts_threshold = mt7921_set_rts_threshold, 1190 .wake_tx_queue = mt76_wake_tx_queue, 1191 .release_buffered_frames = mt76_release_buffered_frames, 1192 .get_txpower = mt76_get_txpower, 1193 .get_stats = mt7921_get_stats, 1194 .get_tsf = mt7921_get_tsf, 1195 .set_tsf = mt7921_set_tsf, 1196 .get_survey = mt76_get_survey, 1197 .get_antenna = mt76_get_antenna, 1198 .set_antenna = mt7921_set_antenna, 1199 .set_coverage_class = mt7921_set_coverage_class, 1200 .hw_scan = mt7921_hw_scan, 1201 .cancel_hw_scan = mt7921_cancel_hw_scan, 1202 .sta_statistics = mt7921_sta_statistics, 1203 .sched_scan_start = mt7921_start_sched_scan, 1204 .sched_scan_stop = mt7921_stop_sched_scan, 1205 #ifdef CONFIG_PM 1206 .suspend = mt7921_suspend, 1207 .resume = mt7921_resume, 1208 .set_wakeup = mt7921_set_wakeup, 1209 .set_rekey_data = mt7921_set_rekey_data, 1210 #endif /* CONFIG_PM */ 1211 .flush = mt7921_flush, 1212 }; 1213