1 // SPDX-License-Identifier: ISC 2 /* Copyright (C) 2019 MediaTek Inc. 3 * 4 * Author: Roy Luo <royluo@google.com> 5 * Ryder Lee <ryder.lee@mediatek.com> 6 * Felix Fietkau <nbd@nbd.name> 7 * Lorenzo Bianconi <lorenzo@kernel.org> 8 */ 9 10 #include <linux/etherdevice.h> 11 #include <linux/module.h> 12 #include "mt7615.h" 13 #include "mcu.h" 14 15 static bool mt7615_dev_running(struct mt7615_dev *dev) 16 { 17 struct mt7615_phy *phy; 18 19 if (test_bit(MT76_STATE_RUNNING, &dev->mphy.state)) 20 return true; 21 22 phy = mt7615_ext_phy(dev); 23 24 return phy && test_bit(MT76_STATE_RUNNING, &phy->mt76->state); 25 } 26 27 static int mt7615_start(struct ieee80211_hw *hw) 28 { 29 struct mt7615_dev *dev = mt7615_hw_dev(hw); 30 struct mt7615_phy *phy = mt7615_hw_phy(hw); 31 unsigned long timeout; 32 bool running; 33 int ret; 34 35 if (!mt7615_wait_for_mcu_init(dev)) 36 return -EIO; 37 38 mt7615_mutex_acquire(dev); 39 40 running = mt7615_dev_running(dev); 41 42 if (!running) { 43 ret = mt7615_mcu_set_pm(dev, 0, 0); 44 if (ret) 45 goto out; 46 47 ret = mt76_connac_mcu_set_mac_enable(&dev->mt76, 0, true, false); 48 if (ret) 49 goto out; 50 51 mt7615_mac_enable_nf(dev, 0); 52 } 53 54 if (phy != &dev->phy) { 55 ret = mt7615_mcu_set_pm(dev, 1, 0); 56 if (ret) 57 goto out; 58 59 ret = mt76_connac_mcu_set_mac_enable(&dev->mt76, 1, true, false); 60 if (ret) 61 goto out; 62 63 mt7615_mac_enable_nf(dev, 1); 64 } 65 66 if (mt7615_firmware_offload(dev)) { 67 ret = mt76_connac_mcu_set_channel_domain(phy->mt76); 68 if (ret) 69 goto out; 70 71 ret = mt76_connac_mcu_set_rate_txpower(phy->mt76); 72 if (ret) 73 goto out; 74 } 75 76 ret = mt7615_mcu_set_chan_info(phy, MCU_EXT_CMD(SET_RX_PATH)); 77 if (ret) 78 goto out; 79 80 set_bit(MT76_STATE_RUNNING, &phy->mt76->state); 81 82 timeout = mt7615_get_macwork_timeout(dev); 83 ieee80211_queue_delayed_work(hw, &phy->mt76->mac_work, timeout); 84 85 if (!running) 86 mt7615_mac_reset_counters(dev); 87 88 out: 89 mt7615_mutex_release(dev); 90 91 return ret; 92 } 93 94 static void mt7615_stop(struct ieee80211_hw *hw) 95 { 96 struct mt7615_dev *dev = mt7615_hw_dev(hw); 97 struct mt7615_phy *phy = mt7615_hw_phy(hw); 98 99 cancel_delayed_work_sync(&phy->mt76->mac_work); 100 del_timer_sync(&phy->roc_timer); 101 cancel_work_sync(&phy->roc_work); 102 103 cancel_delayed_work_sync(&dev->pm.ps_work); 104 cancel_work_sync(&dev->pm.wake_work); 105 106 mt76_connac_free_pending_tx_skbs(&dev->pm, NULL); 107 108 mt7615_mutex_acquire(dev); 109 110 mt76_testmode_reset(phy->mt76, true); 111 112 clear_bit(MT76_STATE_RUNNING, &phy->mt76->state); 113 cancel_delayed_work_sync(&phy->scan_work); 114 115 if (phy != &dev->phy) { 116 mt7615_mcu_set_pm(dev, 1, 1); 117 mt76_connac_mcu_set_mac_enable(&dev->mt76, 1, false, false); 118 } 119 120 if (!mt7615_dev_running(dev)) { 121 mt7615_mcu_set_pm(dev, 0, 1); 122 mt76_connac_mcu_set_mac_enable(&dev->mt76, 0, false, false); 123 } 124 125 mt7615_mutex_release(dev); 126 } 127 128 static inline int get_free_idx(u32 mask, u8 start, u8 end) 129 { 130 return ffs(~mask & GENMASK(end, start)); 131 } 132 133 static int get_omac_idx(enum nl80211_iftype type, u64 mask) 134 { 135 int i; 136 137 switch (type) { 138 case NL80211_IFTYPE_STATION: 139 /* prefer hw bssid slot 1-3 */ 140 i = get_free_idx(mask, HW_BSSID_1, HW_BSSID_3); 141 if (i) 142 return i - 1; 143 144 /* next, try to find a free repeater entry for the sta */ 145 i = get_free_idx(mask >> REPEATER_BSSID_START, 0, 146 REPEATER_BSSID_MAX - REPEATER_BSSID_START); 147 if (i) 148 return i + 32 - 1; 149 150 i = get_free_idx(mask, EXT_BSSID_1, EXT_BSSID_MAX); 151 if (i) 152 return i - 1; 153 154 if (~mask & BIT(HW_BSSID_0)) 155 return HW_BSSID_0; 156 157 break; 158 case NL80211_IFTYPE_ADHOC: 159 case NL80211_IFTYPE_MESH_POINT: 160 case NL80211_IFTYPE_MONITOR: 161 case NL80211_IFTYPE_AP: 162 /* ap uses hw bssid 0 and ext bssid */ 163 if (~mask & BIT(HW_BSSID_0)) 164 return HW_BSSID_0; 165 166 i = get_free_idx(mask, EXT_BSSID_1, EXT_BSSID_MAX); 167 if (i) 168 return i - 1; 169 170 break; 171 default: 172 WARN_ON(1); 173 break; 174 } 175 176 return -1; 177 } 178 179 static int mt7615_add_interface(struct ieee80211_hw *hw, 180 struct ieee80211_vif *vif) 181 { 182 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; 183 struct mt7615_dev *dev = mt7615_hw_dev(hw); 184 struct mt7615_phy *phy = mt7615_hw_phy(hw); 185 struct mt76_txq *mtxq; 186 bool ext_phy = phy != &dev->phy; 187 int idx, ret = 0; 188 189 mt7615_mutex_acquire(dev); 190 191 mt76_testmode_reset(phy->mt76, true); 192 193 if (vif->type == NL80211_IFTYPE_MONITOR && 194 is_zero_ether_addr(vif->addr)) 195 phy->monitor_vif = vif; 196 197 mvif->mt76.idx = __ffs64(~dev->mt76.vif_mask); 198 if (mvif->mt76.idx >= MT7615_MAX_INTERFACES) { 199 ret = -ENOSPC; 200 goto out; 201 } 202 203 idx = get_omac_idx(vif->type, dev->omac_mask); 204 if (idx < 0) { 205 ret = -ENOSPC; 206 goto out; 207 } 208 mvif->mt76.omac_idx = idx; 209 210 mvif->mt76.band_idx = ext_phy; 211 mvif->mt76.wmm_idx = vif->type != NL80211_IFTYPE_AP; 212 if (ext_phy) 213 mvif->mt76.wmm_idx += 2; 214 215 dev->mt76.vif_mask |= BIT_ULL(mvif->mt76.idx); 216 dev->omac_mask |= BIT_ULL(mvif->mt76.omac_idx); 217 phy->omac_mask |= BIT_ULL(mvif->mt76.omac_idx); 218 219 ret = mt7615_mcu_set_dbdc(dev); 220 if (ret) 221 goto out; 222 223 idx = MT7615_WTBL_RESERVED - mvif->mt76.idx; 224 225 INIT_LIST_HEAD(&mvif->sta.poll_list); 226 mvif->sta.wcid.idx = idx; 227 mvif->sta.wcid.phy_idx = mvif->mt76.band_idx; 228 mvif->sta.wcid.hw_key_idx = -1; 229 mt76_packet_id_init(&mvif->sta.wcid); 230 231 mt7615_mac_wtbl_update(dev, idx, 232 MT_WTBL_UPDATE_ADM_COUNT_CLEAR); 233 234 rcu_assign_pointer(dev->mt76.wcid[idx], &mvif->sta.wcid); 235 if (vif->txq) { 236 mtxq = (struct mt76_txq *)vif->txq->drv_priv; 237 mtxq->wcid = idx; 238 } 239 240 ret = mt7615_mcu_add_dev_info(phy, vif, true); 241 out: 242 mt7615_mutex_release(dev); 243 244 return ret; 245 } 246 247 static void mt7615_remove_interface(struct ieee80211_hw *hw, 248 struct ieee80211_vif *vif) 249 { 250 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; 251 struct mt7615_sta *msta = &mvif->sta; 252 struct mt7615_dev *dev = mt7615_hw_dev(hw); 253 struct mt7615_phy *phy = mt7615_hw_phy(hw); 254 int idx = msta->wcid.idx; 255 256 mt7615_mutex_acquire(dev); 257 258 mt7615_mcu_add_bss_info(phy, vif, NULL, false); 259 mt7615_mcu_sta_add(phy, vif, NULL, false); 260 261 mt76_testmode_reset(phy->mt76, true); 262 if (vif == phy->monitor_vif) 263 phy->monitor_vif = NULL; 264 265 mt76_connac_free_pending_tx_skbs(&dev->pm, &msta->wcid); 266 267 mt7615_mcu_add_dev_info(phy, vif, false); 268 269 rcu_assign_pointer(dev->mt76.wcid[idx], NULL); 270 271 dev->mt76.vif_mask &= ~BIT_ULL(mvif->mt76.idx); 272 dev->omac_mask &= ~BIT_ULL(mvif->mt76.omac_idx); 273 phy->omac_mask &= ~BIT_ULL(mvif->mt76.omac_idx); 274 275 mt7615_mutex_release(dev); 276 277 spin_lock_bh(&dev->sta_poll_lock); 278 if (!list_empty(&msta->poll_list)) 279 list_del_init(&msta->poll_list); 280 spin_unlock_bh(&dev->sta_poll_lock); 281 282 mt76_packet_id_flush(&dev->mt76, &mvif->sta.wcid); 283 } 284 285 int mt7615_set_channel(struct mt7615_phy *phy) 286 { 287 struct mt7615_dev *dev = phy->dev; 288 bool ext_phy = phy != &dev->phy; 289 int ret; 290 291 cancel_delayed_work_sync(&phy->mt76->mac_work); 292 293 mt7615_mutex_acquire(dev); 294 295 set_bit(MT76_RESET, &phy->mt76->state); 296 297 mt76_set_channel(phy->mt76); 298 299 if (is_mt7615(&dev->mt76) && dev->flash_eeprom) { 300 ret = mt7615_mcu_apply_rx_dcoc(phy); 301 if (ret) 302 goto out; 303 304 ret = mt7615_mcu_apply_tx_dpd(phy); 305 if (ret) 306 goto out; 307 } 308 309 ret = mt7615_mcu_set_chan_info(phy, MCU_EXT_CMD(CHANNEL_SWITCH)); 310 if (ret) 311 goto out; 312 313 mt7615_mac_set_timing(phy); 314 ret = mt7615_dfs_init_radar_detector(phy); 315 if (ret) 316 goto out; 317 318 mt7615_mac_cca_stats_reset(phy); 319 ret = mt7615_mcu_set_sku_en(phy, true); 320 if (ret) 321 goto out; 322 323 mt7615_mac_reset_counters(dev); 324 phy->noise = 0; 325 phy->chfreq = mt76_rr(dev, MT_CHFREQ(ext_phy)); 326 327 out: 328 clear_bit(MT76_RESET, &phy->mt76->state); 329 330 mt7615_mutex_release(dev); 331 332 mt76_worker_schedule(&dev->mt76.tx_worker); 333 if (!mt76_testmode_enabled(phy->mt76)) { 334 unsigned long timeout = mt7615_get_macwork_timeout(dev); 335 336 ieee80211_queue_delayed_work(phy->mt76->hw, 337 &phy->mt76->mac_work, timeout); 338 } 339 340 return ret; 341 } 342 343 static int mt7615_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, 344 struct ieee80211_vif *vif, struct ieee80211_sta *sta, 345 struct ieee80211_key_conf *key) 346 { 347 struct mt7615_dev *dev = mt7615_hw_dev(hw); 348 struct mt7615_phy *phy = mt7615_hw_phy(hw); 349 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; 350 struct mt7615_sta *msta = sta ? (struct mt7615_sta *)sta->drv_priv : 351 &mvif->sta; 352 struct mt76_wcid *wcid = &msta->wcid; 353 int idx = key->keyidx, err = 0; 354 u8 *wcid_keyidx = &wcid->hw_key_idx; 355 356 /* The hardware does not support per-STA RX GTK, fallback 357 * to software mode for these. 358 */ 359 if ((vif->type == NL80211_IFTYPE_ADHOC || 360 vif->type == NL80211_IFTYPE_MESH_POINT) && 361 (key->cipher == WLAN_CIPHER_SUITE_TKIP || 362 key->cipher == WLAN_CIPHER_SUITE_CCMP) && 363 !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)) 364 return -EOPNOTSUPP; 365 366 /* fall back to sw encryption for unsupported ciphers */ 367 switch (key->cipher) { 368 case WLAN_CIPHER_SUITE_AES_CMAC: 369 wcid_keyidx = &wcid->hw_key_idx2; 370 key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIE; 371 break; 372 case WLAN_CIPHER_SUITE_TKIP: 373 case WLAN_CIPHER_SUITE_CCMP: 374 case WLAN_CIPHER_SUITE_CCMP_256: 375 case WLAN_CIPHER_SUITE_GCMP: 376 case WLAN_CIPHER_SUITE_GCMP_256: 377 case WLAN_CIPHER_SUITE_SMS4: 378 break; 379 case WLAN_CIPHER_SUITE_WEP40: 380 case WLAN_CIPHER_SUITE_WEP104: 381 default: 382 return -EOPNOTSUPP; 383 } 384 385 mt7615_mutex_acquire(dev); 386 387 if (cmd == SET_KEY && !sta && !mvif->mt76.cipher) { 388 mvif->mt76.cipher = mt76_connac_mcu_get_cipher(key->cipher); 389 mt7615_mcu_add_bss_info(phy, vif, NULL, true); 390 } 391 392 if (cmd == SET_KEY) 393 *wcid_keyidx = idx; 394 else if (idx == *wcid_keyidx) 395 *wcid_keyidx = -1; 396 else 397 goto out; 398 399 mt76_wcid_key_setup(&dev->mt76, wcid, 400 cmd == SET_KEY ? key : NULL); 401 402 if (mt76_is_mmio(&dev->mt76)) 403 err = mt7615_mac_wtbl_set_key(dev, wcid, key, cmd); 404 else 405 err = __mt7615_mac_wtbl_set_key(dev, wcid, key, cmd); 406 407 out: 408 mt7615_mutex_release(dev); 409 410 return err; 411 } 412 413 static int mt7615_set_sar_specs(struct ieee80211_hw *hw, 414 const struct cfg80211_sar_specs *sar) 415 { 416 struct mt7615_phy *phy = mt7615_hw_phy(hw); 417 int err; 418 419 if (!cfg80211_chandef_valid(&phy->mt76->chandef)) 420 return -EINVAL; 421 422 err = mt76_init_sar_power(hw, sar); 423 if (err) 424 return err; 425 426 if (mt7615_firmware_offload(phy->dev)) 427 return mt76_connac_mcu_set_rate_txpower(phy->mt76); 428 429 ieee80211_stop_queues(hw); 430 err = mt7615_set_channel(phy); 431 ieee80211_wake_queues(hw); 432 433 return err; 434 } 435 436 static int mt7615_config(struct ieee80211_hw *hw, u32 changed) 437 { 438 struct mt7615_dev *dev = mt7615_hw_dev(hw); 439 struct mt7615_phy *phy = mt7615_hw_phy(hw); 440 bool band = phy != &dev->phy; 441 int ret = 0; 442 443 if (changed & (IEEE80211_CONF_CHANGE_CHANNEL | 444 IEEE80211_CONF_CHANGE_POWER)) { 445 #ifdef CONFIG_NL80211_TESTMODE 446 if (phy->mt76->test.state != MT76_TM_STATE_OFF) { 447 mt7615_mutex_acquire(dev); 448 mt76_testmode_reset(phy->mt76, false); 449 mt7615_mutex_release(dev); 450 } 451 #endif 452 ieee80211_stop_queues(hw); 453 ret = mt7615_set_channel(phy); 454 ieee80211_wake_queues(hw); 455 } 456 457 mt7615_mutex_acquire(dev); 458 459 if (changed & IEEE80211_CONF_CHANGE_MONITOR) { 460 mt76_testmode_reset(phy->mt76, true); 461 462 if (!(hw->conf.flags & IEEE80211_CONF_MONITOR)) 463 phy->rxfilter |= MT_WF_RFCR_DROP_OTHER_UC; 464 else 465 phy->rxfilter &= ~MT_WF_RFCR_DROP_OTHER_UC; 466 467 mt76_wr(dev, MT_WF_RFCR(band), phy->rxfilter); 468 } 469 470 mt7615_mutex_release(dev); 471 472 return ret; 473 } 474 475 static int 476 mt7615_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 477 unsigned int link_id, u16 queue, 478 const struct ieee80211_tx_queue_params *params) 479 { 480 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 481 struct mt7615_dev *dev = mt7615_hw_dev(hw); 482 int err; 483 484 mt7615_mutex_acquire(dev); 485 486 queue = mt7615_lmac_mapping(dev, queue); 487 queue += mvif->wmm_idx * MT7615_MAX_WMM_SETS; 488 err = mt7615_mcu_set_wmm(dev, queue, params); 489 490 mt7615_mutex_release(dev); 491 492 return err; 493 } 494 495 static void mt7615_configure_filter(struct ieee80211_hw *hw, 496 unsigned int changed_flags, 497 unsigned int *total_flags, 498 u64 multicast) 499 { 500 struct mt7615_dev *dev = mt7615_hw_dev(hw); 501 struct mt7615_phy *phy = mt7615_hw_phy(hw); 502 bool band = phy != &dev->phy; 503 504 u32 ctl_flags = MT_WF_RFCR1_DROP_ACK | 505 MT_WF_RFCR1_DROP_BF_POLL | 506 MT_WF_RFCR1_DROP_BA | 507 MT_WF_RFCR1_DROP_CFEND | 508 MT_WF_RFCR1_DROP_CFACK; 509 u32 flags = 0; 510 511 mt7615_mutex_acquire(dev); 512 513 #define MT76_FILTER(_flag, _hw) do { \ 514 flags |= *total_flags & FIF_##_flag; \ 515 phy->rxfilter &= ~(_hw); \ 516 if (!mt76_testmode_enabled(phy->mt76)) \ 517 phy->rxfilter |= !(flags & FIF_##_flag) * (_hw);\ 518 } while (0) 519 520 phy->rxfilter &= ~(MT_WF_RFCR_DROP_OTHER_BSS | 521 MT_WF_RFCR_DROP_FRAME_REPORT | 522 MT_WF_RFCR_DROP_PROBEREQ | 523 MT_WF_RFCR_DROP_MCAST_FILTERED | 524 MT_WF_RFCR_DROP_MCAST | 525 MT_WF_RFCR_DROP_BCAST | 526 MT_WF_RFCR_DROP_DUPLICATE | 527 MT_WF_RFCR_DROP_A2_BSSID | 528 MT_WF_RFCR_DROP_UNWANTED_CTL | 529 MT_WF_RFCR_DROP_STBC_MULTI); 530 531 if (phy->n_beacon_vif || !mt7615_firmware_offload(dev)) 532 phy->rxfilter &= ~MT_WF_RFCR_DROP_OTHER_BEACON; 533 534 MT76_FILTER(OTHER_BSS, MT_WF_RFCR_DROP_OTHER_TIM | 535 MT_WF_RFCR_DROP_A3_MAC | 536 MT_WF_RFCR_DROP_A3_BSSID); 537 538 MT76_FILTER(FCSFAIL, MT_WF_RFCR_DROP_FCSFAIL); 539 540 MT76_FILTER(CONTROL, MT_WF_RFCR_DROP_CTS | 541 MT_WF_RFCR_DROP_RTS | 542 MT_WF_RFCR_DROP_CTL_RSV | 543 MT_WF_RFCR_DROP_NDPA); 544 545 *total_flags = flags; 546 mt76_wr(dev, MT_WF_RFCR(band), phy->rxfilter); 547 548 if (*total_flags & FIF_CONTROL) 549 mt76_clear(dev, MT_WF_RFCR1(band), ctl_flags); 550 else 551 mt76_set(dev, MT_WF_RFCR1(band), ctl_flags); 552 553 mt7615_mutex_release(dev); 554 } 555 556 static void mt7615_bss_info_changed(struct ieee80211_hw *hw, 557 struct ieee80211_vif *vif, 558 struct ieee80211_bss_conf *info, 559 u64 changed) 560 { 561 struct mt7615_dev *dev = mt7615_hw_dev(hw); 562 struct mt7615_phy *phy = mt7615_hw_phy(hw); 563 564 mt7615_mutex_acquire(dev); 565 566 if (changed & BSS_CHANGED_ERP_SLOT) { 567 int slottime = info->use_short_slot ? 9 : 20; 568 569 if (slottime != phy->slottime) { 570 phy->slottime = slottime; 571 mt7615_mac_set_timing(phy); 572 } 573 } 574 575 if (changed & BSS_CHANGED_BEACON_ENABLED && info->enable_beacon) { 576 mt7615_mcu_add_bss_info(phy, vif, NULL, true); 577 mt7615_mcu_sta_add(phy, vif, NULL, true); 578 579 if (mt7615_firmware_offload(dev) && vif->p2p) 580 mt76_connac_mcu_set_p2p_oppps(hw, vif); 581 } 582 583 if (changed & (BSS_CHANGED_BEACON | 584 BSS_CHANGED_BEACON_ENABLED)) 585 mt7615_mcu_add_beacon(dev, hw, vif, info->enable_beacon); 586 587 if (changed & BSS_CHANGED_PS) 588 mt76_connac_mcu_set_vif_ps(&dev->mt76, vif); 589 590 if ((changed & BSS_CHANGED_ARP_FILTER) && 591 mt7615_firmware_offload(dev)) { 592 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; 593 594 mt76_connac_mcu_update_arp_filter(&dev->mt76, &mvif->mt76, 595 info); 596 } 597 598 if (changed & BSS_CHANGED_ASSOC) 599 mt7615_mac_set_beacon_filter(phy, vif, vif->cfg.assoc); 600 601 mt7615_mutex_release(dev); 602 } 603 604 static void 605 mt7615_channel_switch_beacon(struct ieee80211_hw *hw, 606 struct ieee80211_vif *vif, 607 struct cfg80211_chan_def *chandef) 608 { 609 struct mt7615_dev *dev = mt7615_hw_dev(hw); 610 611 mt7615_mutex_acquire(dev); 612 mt7615_mcu_add_beacon(dev, hw, vif, true); 613 mt7615_mutex_release(dev); 614 } 615 616 int mt7615_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, 617 struct ieee80211_sta *sta) 618 { 619 struct mt7615_dev *dev = container_of(mdev, struct mt7615_dev, mt76); 620 struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv; 621 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; 622 struct mt7615_phy *phy; 623 int idx, err; 624 625 idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT7615_WTBL_STA - 1); 626 if (idx < 0) 627 return -ENOSPC; 628 629 INIT_LIST_HEAD(&msta->poll_list); 630 msta->vif = mvif; 631 msta->wcid.sta = 1; 632 msta->wcid.idx = idx; 633 msta->wcid.phy_idx = mvif->mt76.band_idx; 634 635 phy = mvif->mt76.band_idx ? mt7615_ext_phy(dev) : &dev->phy; 636 err = mt76_connac_pm_wake(phy->mt76, &dev->pm); 637 if (err) 638 return err; 639 640 if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls) { 641 err = mt7615_mcu_add_bss_info(phy, vif, sta, true); 642 if (err) 643 return err; 644 } 645 646 mt7615_mac_wtbl_update(dev, idx, 647 MT_WTBL_UPDATE_ADM_COUNT_CLEAR); 648 err = mt7615_mcu_sta_add(&dev->phy, vif, sta, true); 649 if (err) 650 return err; 651 652 mt76_connac_power_save_sched(phy->mt76, &dev->pm); 653 654 return err; 655 } 656 EXPORT_SYMBOL_GPL(mt7615_mac_sta_add); 657 658 void mt7615_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif, 659 struct ieee80211_sta *sta) 660 { 661 struct mt7615_dev *dev = container_of(mdev, struct mt7615_dev, mt76); 662 struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv; 663 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; 664 struct mt7615_phy *phy; 665 666 mt76_connac_free_pending_tx_skbs(&dev->pm, &msta->wcid); 667 668 phy = mvif->mt76.band_idx ? mt7615_ext_phy(dev) : &dev->phy; 669 mt76_connac_pm_wake(phy->mt76, &dev->pm); 670 671 mt7615_mcu_sta_add(&dev->phy, vif, sta, false); 672 mt7615_mac_wtbl_update(dev, msta->wcid.idx, 673 MT_WTBL_UPDATE_ADM_COUNT_CLEAR); 674 if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls) 675 mt7615_mcu_add_bss_info(phy, vif, sta, false); 676 677 spin_lock_bh(&dev->sta_poll_lock); 678 if (!list_empty(&msta->poll_list)) 679 list_del_init(&msta->poll_list); 680 spin_unlock_bh(&dev->sta_poll_lock); 681 682 mt76_connac_power_save_sched(phy->mt76, &dev->pm); 683 } 684 EXPORT_SYMBOL_GPL(mt7615_mac_sta_remove); 685 686 static void mt7615_sta_rate_tbl_update(struct ieee80211_hw *hw, 687 struct ieee80211_vif *vif, 688 struct ieee80211_sta *sta) 689 { 690 struct mt7615_dev *dev = mt7615_hw_dev(hw); 691 struct mt7615_phy *phy = mt7615_hw_phy(hw); 692 struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv; 693 struct ieee80211_sta_rates *sta_rates = rcu_dereference(sta->rates); 694 int i; 695 696 if (!sta_rates) 697 return; 698 699 spin_lock_bh(&dev->mt76.lock); 700 for (i = 0; i < ARRAY_SIZE(msta->rates); i++) { 701 msta->rates[i].idx = sta_rates->rate[i].idx; 702 msta->rates[i].count = sta_rates->rate[i].count; 703 msta->rates[i].flags = sta_rates->rate[i].flags; 704 705 if (msta->rates[i].idx < 0 || !msta->rates[i].count) 706 break; 707 } 708 msta->n_rates = i; 709 if (mt76_connac_pm_ref(phy->mt76, &dev->pm)) { 710 mt7615_mac_set_rates(phy, msta, NULL, msta->rates); 711 mt76_connac_pm_unref(phy->mt76, &dev->pm); 712 } 713 spin_unlock_bh(&dev->mt76.lock); 714 } 715 716 void mt7615_tx_worker(struct mt76_worker *w) 717 { 718 struct mt7615_dev *dev = container_of(w, struct mt7615_dev, 719 mt76.tx_worker); 720 721 if (!mt76_connac_pm_ref(&dev->mphy, &dev->pm)) { 722 queue_work(dev->mt76.wq, &dev->pm.wake_work); 723 return; 724 } 725 726 mt76_tx_worker_run(&dev->mt76); 727 mt76_connac_pm_unref(&dev->mphy, &dev->pm); 728 } 729 730 static void mt7615_tx(struct ieee80211_hw *hw, 731 struct ieee80211_tx_control *control, 732 struct sk_buff *skb) 733 { 734 struct mt7615_dev *dev = mt7615_hw_dev(hw); 735 struct mt76_phy *mphy = hw->priv; 736 struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); 737 struct ieee80211_vif *vif = info->control.vif; 738 struct mt76_wcid *wcid = &dev->mt76.global_wcid; 739 struct mt7615_sta *msta = NULL; 740 int qid; 741 742 if (control->sta) { 743 msta = (struct mt7615_sta *)control->sta->drv_priv; 744 wcid = &msta->wcid; 745 } 746 747 if (vif && !control->sta) { 748 struct mt7615_vif *mvif; 749 750 mvif = (struct mt7615_vif *)vif->drv_priv; 751 msta = &mvif->sta; 752 wcid = &msta->wcid; 753 } 754 755 if (mt76_connac_pm_ref(mphy, &dev->pm)) { 756 mt76_tx(mphy, control->sta, wcid, skb); 757 mt76_connac_pm_unref(mphy, &dev->pm); 758 return; 759 } 760 761 qid = skb_get_queue_mapping(skb); 762 if (qid >= MT_TXQ_PSD) { 763 qid = IEEE80211_AC_BE; 764 skb_set_queue_mapping(skb, qid); 765 } 766 767 mt76_connac_pm_queue_skb(hw, &dev->pm, wcid, skb); 768 } 769 770 static int mt7615_set_rts_threshold(struct ieee80211_hw *hw, u32 val) 771 { 772 struct mt7615_dev *dev = mt7615_hw_dev(hw); 773 struct mt7615_phy *phy = mt7615_hw_phy(hw); 774 int err, band = phy != &dev->phy; 775 776 mt7615_mutex_acquire(dev); 777 err = mt76_connac_mcu_set_rts_thresh(&dev->mt76, val, band); 778 mt7615_mutex_release(dev); 779 780 return err; 781 } 782 783 static int 784 mt7615_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 785 struct ieee80211_ampdu_params *params) 786 { 787 enum ieee80211_ampdu_mlme_action action = params->action; 788 struct mt7615_dev *dev = mt7615_hw_dev(hw); 789 struct ieee80211_sta *sta = params->sta; 790 struct ieee80211_txq *txq = sta->txq[params->tid]; 791 struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv; 792 u16 tid = params->tid; 793 u16 ssn = params->ssn; 794 struct mt76_txq *mtxq; 795 int ret = 0; 796 797 if (!txq) 798 return -EINVAL; 799 800 mtxq = (struct mt76_txq *)txq->drv_priv; 801 802 mt7615_mutex_acquire(dev); 803 804 switch (action) { 805 case IEEE80211_AMPDU_RX_START: 806 mt76_rx_aggr_start(&dev->mt76, &msta->wcid, tid, ssn, 807 params->buf_size); 808 ret = mt7615_mcu_add_rx_ba(dev, params, true); 809 break; 810 case IEEE80211_AMPDU_RX_STOP: 811 mt76_rx_aggr_stop(&dev->mt76, &msta->wcid, tid); 812 ret = mt7615_mcu_add_rx_ba(dev, params, false); 813 break; 814 case IEEE80211_AMPDU_TX_OPERATIONAL: 815 mtxq->aggr = true; 816 mtxq->send_bar = false; 817 ret = mt7615_mcu_add_tx_ba(dev, params, true); 818 ssn = mt7615_mac_get_sta_tid_sn(dev, msta->wcid.idx, tid); 819 ieee80211_send_bar(vif, sta->addr, tid, 820 IEEE80211_SN_TO_SEQ(ssn)); 821 break; 822 case IEEE80211_AMPDU_TX_STOP_FLUSH: 823 case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: 824 mtxq->aggr = false; 825 ret = mt7615_mcu_add_tx_ba(dev, params, false); 826 break; 827 case IEEE80211_AMPDU_TX_START: 828 ssn = mt7615_mac_get_sta_tid_sn(dev, msta->wcid.idx, tid); 829 params->ssn = ssn; 830 ret = IEEE80211_AMPDU_TX_START_IMMEDIATE; 831 break; 832 case IEEE80211_AMPDU_TX_STOP_CONT: 833 mtxq->aggr = false; 834 ret = mt7615_mcu_add_tx_ba(dev, params, false); 835 ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); 836 break; 837 } 838 mt7615_mutex_release(dev); 839 840 return ret; 841 } 842 843 static int 844 mt7615_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 845 struct ieee80211_sta *sta) 846 { 847 return mt76_sta_state(hw, vif, sta, IEEE80211_STA_NOTEXIST, 848 IEEE80211_STA_NONE); 849 } 850 851 static int 852 mt7615_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 853 struct ieee80211_sta *sta) 854 { 855 return mt76_sta_state(hw, vif, sta, IEEE80211_STA_NONE, 856 IEEE80211_STA_NOTEXIST); 857 } 858 859 static int 860 mt7615_get_stats(struct ieee80211_hw *hw, 861 struct ieee80211_low_level_stats *stats) 862 { 863 struct mt7615_phy *phy = mt7615_hw_phy(hw); 864 struct mib_stats *mib = &phy->mib; 865 866 mt7615_mutex_acquire(phy->dev); 867 868 stats->dot11RTSSuccessCount = mib->rts_cnt; 869 stats->dot11RTSFailureCount = mib->rts_retries_cnt; 870 stats->dot11FCSErrorCount = mib->fcs_err_cnt; 871 stats->dot11ACKFailureCount = mib->ack_fail_cnt; 872 873 mt7615_mutex_release(phy->dev); 874 875 return 0; 876 } 877 878 static u64 879 mt7615_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif) 880 { 881 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; 882 struct mt7615_dev *dev = mt7615_hw_dev(hw); 883 union { 884 u64 t64; 885 u32 t32[2]; 886 } tsf; 887 u16 idx = mvif->mt76.omac_idx; 888 u32 reg; 889 890 idx = idx > HW_BSSID_MAX ? HW_BSSID_0 : idx; 891 reg = idx > 1 ? MT_LPON_TCR2(idx): MT_LPON_TCR0(idx); 892 893 mt7615_mutex_acquire(dev); 894 895 /* TSF read */ 896 mt76_rmw(dev, reg, MT_LPON_TCR_MODE, MT_LPON_TCR_READ); 897 tsf.t32[0] = mt76_rr(dev, MT_LPON_UTTR0); 898 tsf.t32[1] = mt76_rr(dev, MT_LPON_UTTR1); 899 900 mt7615_mutex_release(dev); 901 902 return tsf.t64; 903 } 904 905 static void 906 mt7615_set_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 907 u64 timestamp) 908 { 909 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; 910 struct mt7615_dev *dev = mt7615_hw_dev(hw); 911 union { 912 u64 t64; 913 u32 t32[2]; 914 } tsf = { .t64 = timestamp, }; 915 u16 idx = mvif->mt76.omac_idx; 916 u32 reg; 917 918 idx = idx > HW_BSSID_MAX ? HW_BSSID_0 : idx; 919 reg = idx > 1 ? MT_LPON_TCR2(idx): MT_LPON_TCR0(idx); 920 921 mt7615_mutex_acquire(dev); 922 923 mt76_wr(dev, MT_LPON_UTTR0, tsf.t32[0]); 924 mt76_wr(dev, MT_LPON_UTTR1, tsf.t32[1]); 925 /* TSF software overwrite */ 926 mt76_rmw(dev, reg, MT_LPON_TCR_MODE, MT_LPON_TCR_WRITE); 927 928 mt7615_mutex_release(dev); 929 } 930 931 static void 932 mt7615_offset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 933 s64 timestamp) 934 { 935 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; 936 struct mt7615_dev *dev = mt7615_hw_dev(hw); 937 union { 938 u64 t64; 939 u32 t32[2]; 940 } tsf = { .t64 = timestamp, }; 941 u16 idx = mvif->mt76.omac_idx; 942 u32 reg; 943 944 idx = idx > HW_BSSID_MAX ? HW_BSSID_0 : idx; 945 reg = idx > 1 ? MT_LPON_TCR2(idx): MT_LPON_TCR0(idx); 946 947 mt7615_mutex_acquire(dev); 948 949 mt76_wr(dev, MT_LPON_UTTR0, tsf.t32[0]); 950 mt76_wr(dev, MT_LPON_UTTR1, tsf.t32[1]); 951 /* TSF software adjust*/ 952 mt76_rmw(dev, reg, MT_LPON_TCR_MODE, MT_LPON_TCR_ADJUST); 953 954 mt7615_mutex_release(dev); 955 } 956 957 static void 958 mt7615_set_coverage_class(struct ieee80211_hw *hw, s16 coverage_class) 959 { 960 struct mt7615_phy *phy = mt7615_hw_phy(hw); 961 struct mt7615_dev *dev = phy->dev; 962 963 mt7615_mutex_acquire(dev); 964 phy->coverage_class = max_t(s16, coverage_class, 0); 965 mt7615_mac_set_timing(phy); 966 mt7615_mutex_release(dev); 967 } 968 969 static int 970 mt7615_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant) 971 { 972 struct mt7615_dev *dev = mt7615_hw_dev(hw); 973 struct mt7615_phy *phy = mt7615_hw_phy(hw); 974 int max_nss = hweight8(hw->wiphy->available_antennas_tx); 975 bool ext_phy = phy != &dev->phy; 976 977 if (!tx_ant || tx_ant != rx_ant || ffs(tx_ant) > max_nss) 978 return -EINVAL; 979 980 if ((BIT(hweight8(tx_ant)) - 1) != tx_ant) 981 tx_ant = BIT(ffs(tx_ant) - 1) - 1; 982 983 mt7615_mutex_acquire(dev); 984 985 phy->mt76->antenna_mask = tx_ant; 986 if (ext_phy) { 987 if (dev->chainmask == 0xf) 988 tx_ant <<= 2; 989 else 990 tx_ant <<= 1; 991 } 992 phy->mt76->chainmask = tx_ant; 993 994 mt76_set_stream_caps(phy->mt76, true); 995 996 mt7615_mutex_release(dev); 997 998 return 0; 999 } 1000 1001 static void mt7615_roc_iter(void *priv, u8 *mac, 1002 struct ieee80211_vif *vif) 1003 { 1004 struct mt7615_phy *phy = priv; 1005 1006 mt7615_mcu_set_roc(phy, vif, NULL, 0); 1007 } 1008 1009 void mt7615_roc_work(struct work_struct *work) 1010 { 1011 struct mt7615_phy *phy; 1012 1013 phy = (struct mt7615_phy *)container_of(work, struct mt7615_phy, 1014 roc_work); 1015 1016 if (!test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state)) 1017 return; 1018 1019 mt7615_mutex_acquire(phy->dev); 1020 ieee80211_iterate_active_interfaces(phy->mt76->hw, 1021 IEEE80211_IFACE_ITER_RESUME_ALL, 1022 mt7615_roc_iter, phy); 1023 mt7615_mutex_release(phy->dev); 1024 ieee80211_remain_on_channel_expired(phy->mt76->hw); 1025 } 1026 1027 void mt7615_roc_timer(struct timer_list *timer) 1028 { 1029 struct mt7615_phy *phy = from_timer(phy, timer, roc_timer); 1030 1031 ieee80211_queue_work(phy->mt76->hw, &phy->roc_work); 1032 } 1033 1034 void mt7615_scan_work(struct work_struct *work) 1035 { 1036 struct mt7615_phy *phy; 1037 1038 phy = (struct mt7615_phy *)container_of(work, struct mt7615_phy, 1039 scan_work.work); 1040 1041 while (true) { 1042 struct mt7615_mcu_rxd *rxd; 1043 struct sk_buff *skb; 1044 1045 spin_lock_bh(&phy->dev->mt76.lock); 1046 skb = __skb_dequeue(&phy->scan_event_list); 1047 spin_unlock_bh(&phy->dev->mt76.lock); 1048 1049 if (!skb) 1050 break; 1051 1052 rxd = (struct mt7615_mcu_rxd *)skb->data; 1053 if (rxd->eid == MCU_EVENT_SCHED_SCAN_DONE) { 1054 ieee80211_sched_scan_results(phy->mt76->hw); 1055 } else if (test_and_clear_bit(MT76_HW_SCANNING, 1056 &phy->mt76->state)) { 1057 struct cfg80211_scan_info info = { 1058 .aborted = false, 1059 }; 1060 1061 ieee80211_scan_completed(phy->mt76->hw, &info); 1062 } 1063 dev_kfree_skb(skb); 1064 } 1065 } 1066 1067 static int 1068 mt7615_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 1069 struct ieee80211_scan_request *req) 1070 { 1071 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1072 struct mt76_phy *mphy = hw->priv; 1073 int err; 1074 1075 /* fall-back to sw-scan */ 1076 if (!mt7615_firmware_offload(dev)) 1077 return 1; 1078 1079 mt7615_mutex_acquire(dev); 1080 err = mt76_connac_mcu_hw_scan(mphy, vif, req); 1081 mt7615_mutex_release(dev); 1082 1083 return err; 1084 } 1085 1086 static void 1087 mt7615_cancel_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif) 1088 { 1089 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1090 struct mt76_phy *mphy = hw->priv; 1091 1092 mt7615_mutex_acquire(dev); 1093 mt76_connac_mcu_cancel_hw_scan(mphy, vif); 1094 mt7615_mutex_release(dev); 1095 } 1096 1097 static int 1098 mt7615_start_sched_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 1099 struct cfg80211_sched_scan_request *req, 1100 struct ieee80211_scan_ies *ies) 1101 { 1102 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1103 struct mt76_phy *mphy = hw->priv; 1104 int err; 1105 1106 if (!mt7615_firmware_offload(dev)) 1107 return -EOPNOTSUPP; 1108 1109 mt7615_mutex_acquire(dev); 1110 1111 err = mt76_connac_mcu_sched_scan_req(mphy, vif, req); 1112 if (err < 0) 1113 goto out; 1114 1115 err = mt76_connac_mcu_sched_scan_enable(mphy, vif, true); 1116 out: 1117 mt7615_mutex_release(dev); 1118 1119 return err; 1120 } 1121 1122 static int 1123 mt7615_stop_sched_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif) 1124 { 1125 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1126 struct mt76_phy *mphy = hw->priv; 1127 int err; 1128 1129 if (!mt7615_firmware_offload(dev)) 1130 return -EOPNOTSUPP; 1131 1132 mt7615_mutex_acquire(dev); 1133 err = mt76_connac_mcu_sched_scan_enable(mphy, vif, false); 1134 mt7615_mutex_release(dev); 1135 1136 return err; 1137 } 1138 1139 static int mt7615_remain_on_channel(struct ieee80211_hw *hw, 1140 struct ieee80211_vif *vif, 1141 struct ieee80211_channel *chan, 1142 int duration, 1143 enum ieee80211_roc_type type) 1144 { 1145 struct mt7615_phy *phy = mt7615_hw_phy(hw); 1146 int err; 1147 1148 if (test_and_set_bit(MT76_STATE_ROC, &phy->mt76->state)) 1149 return 0; 1150 1151 mt7615_mutex_acquire(phy->dev); 1152 1153 err = mt7615_mcu_set_roc(phy, vif, chan, duration); 1154 if (err < 0) { 1155 clear_bit(MT76_STATE_ROC, &phy->mt76->state); 1156 goto out; 1157 } 1158 1159 if (!wait_event_timeout(phy->roc_wait, phy->roc_grant, HZ)) { 1160 mt7615_mcu_set_roc(phy, vif, NULL, 0); 1161 clear_bit(MT76_STATE_ROC, &phy->mt76->state); 1162 err = -ETIMEDOUT; 1163 } 1164 1165 out: 1166 mt7615_mutex_release(phy->dev); 1167 1168 return err; 1169 } 1170 1171 static int mt7615_cancel_remain_on_channel(struct ieee80211_hw *hw, 1172 struct ieee80211_vif *vif) 1173 { 1174 struct mt7615_phy *phy = mt7615_hw_phy(hw); 1175 int err; 1176 1177 if (!test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state)) 1178 return 0; 1179 1180 del_timer_sync(&phy->roc_timer); 1181 cancel_work_sync(&phy->roc_work); 1182 1183 mt7615_mutex_acquire(phy->dev); 1184 err = mt7615_mcu_set_roc(phy, vif, NULL, 0); 1185 mt7615_mutex_release(phy->dev); 1186 1187 return err; 1188 } 1189 1190 static void mt7615_sta_set_decap_offload(struct ieee80211_hw *hw, 1191 struct ieee80211_vif *vif, 1192 struct ieee80211_sta *sta, 1193 bool enabled) 1194 { 1195 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1196 struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv; 1197 1198 if (enabled) 1199 set_bit(MT_WCID_FLAG_HDR_TRANS, &msta->wcid.flags); 1200 else 1201 clear_bit(MT_WCID_FLAG_HDR_TRANS, &msta->wcid.flags); 1202 1203 mt7615_mcu_set_sta_decap_offload(dev, vif, sta); 1204 } 1205 1206 #ifdef CONFIG_PM 1207 static int mt7615_suspend(struct ieee80211_hw *hw, 1208 struct cfg80211_wowlan *wowlan) 1209 { 1210 struct mt7615_phy *phy = mt7615_hw_phy(hw); 1211 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1212 int err = 0; 1213 1214 cancel_delayed_work_sync(&dev->pm.ps_work); 1215 mt76_connac_free_pending_tx_skbs(&dev->pm, NULL); 1216 1217 mt7615_mutex_acquire(dev); 1218 1219 clear_bit(MT76_STATE_RUNNING, &phy->mt76->state); 1220 cancel_delayed_work_sync(&phy->scan_work); 1221 cancel_delayed_work_sync(&phy->mt76->mac_work); 1222 1223 set_bit(MT76_STATE_SUSPEND, &phy->mt76->state); 1224 ieee80211_iterate_active_interfaces(hw, 1225 IEEE80211_IFACE_ITER_RESUME_ALL, 1226 mt76_connac_mcu_set_suspend_iter, 1227 phy->mt76); 1228 1229 if (!mt7615_dev_running(dev)) 1230 err = mt76_connac_mcu_set_hif_suspend(&dev->mt76, true); 1231 1232 mt7615_mutex_release(dev); 1233 1234 return err; 1235 } 1236 1237 static int mt7615_resume(struct ieee80211_hw *hw) 1238 { 1239 struct mt7615_phy *phy = mt7615_hw_phy(hw); 1240 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1241 unsigned long timeout; 1242 bool running; 1243 1244 mt7615_mutex_acquire(dev); 1245 1246 running = mt7615_dev_running(dev); 1247 set_bit(MT76_STATE_RUNNING, &phy->mt76->state); 1248 1249 if (!running) { 1250 int err; 1251 1252 err = mt76_connac_mcu_set_hif_suspend(&dev->mt76, false); 1253 if (err < 0) { 1254 mt7615_mutex_release(dev); 1255 return err; 1256 } 1257 } 1258 1259 clear_bit(MT76_STATE_SUSPEND, &phy->mt76->state); 1260 ieee80211_iterate_active_interfaces(hw, 1261 IEEE80211_IFACE_ITER_RESUME_ALL, 1262 mt76_connac_mcu_set_suspend_iter, 1263 phy->mt76); 1264 1265 timeout = mt7615_get_macwork_timeout(dev); 1266 ieee80211_queue_delayed_work(hw, &phy->mt76->mac_work, timeout); 1267 1268 mt7615_mutex_release(dev); 1269 1270 return 0; 1271 } 1272 1273 static void mt7615_set_wakeup(struct ieee80211_hw *hw, bool enabled) 1274 { 1275 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1276 struct mt76_dev *mdev = &dev->mt76; 1277 1278 device_set_wakeup_enable(mdev->dev, enabled); 1279 } 1280 1281 static void mt7615_set_rekey_data(struct ieee80211_hw *hw, 1282 struct ieee80211_vif *vif, 1283 struct cfg80211_gtk_rekey_data *data) 1284 { 1285 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1286 1287 mt7615_mutex_acquire(dev); 1288 mt76_connac_mcu_update_gtk_rekey(hw, vif, data); 1289 mt7615_mutex_release(dev); 1290 } 1291 #endif /* CONFIG_PM */ 1292 1293 const struct ieee80211_ops mt7615_ops = { 1294 .tx = mt7615_tx, 1295 .start = mt7615_start, 1296 .stop = mt7615_stop, 1297 .add_interface = mt7615_add_interface, 1298 .remove_interface = mt7615_remove_interface, 1299 .config = mt7615_config, 1300 .conf_tx = mt7615_conf_tx, 1301 .configure_filter = mt7615_configure_filter, 1302 .bss_info_changed = mt7615_bss_info_changed, 1303 .sta_add = mt7615_sta_add, 1304 .sta_remove = mt7615_sta_remove, 1305 .sta_pre_rcu_remove = mt76_sta_pre_rcu_remove, 1306 .set_key = mt7615_set_key, 1307 .sta_set_decap_offload = mt7615_sta_set_decap_offload, 1308 .ampdu_action = mt7615_ampdu_action, 1309 .set_rts_threshold = mt7615_set_rts_threshold, 1310 .wake_tx_queue = mt76_wake_tx_queue, 1311 .sta_rate_tbl_update = mt7615_sta_rate_tbl_update, 1312 .sw_scan_start = mt76_sw_scan, 1313 .sw_scan_complete = mt76_sw_scan_complete, 1314 .release_buffered_frames = mt76_release_buffered_frames, 1315 .get_txpower = mt76_get_txpower, 1316 .channel_switch_beacon = mt7615_channel_switch_beacon, 1317 .get_stats = mt7615_get_stats, 1318 .get_tsf = mt7615_get_tsf, 1319 .set_tsf = mt7615_set_tsf, 1320 .offset_tsf = mt7615_offset_tsf, 1321 .get_survey = mt76_get_survey, 1322 .get_antenna = mt76_get_antenna, 1323 .set_antenna = mt7615_set_antenna, 1324 .set_coverage_class = mt7615_set_coverage_class, 1325 .hw_scan = mt7615_hw_scan, 1326 .cancel_hw_scan = mt7615_cancel_hw_scan, 1327 .sched_scan_start = mt7615_start_sched_scan, 1328 .sched_scan_stop = mt7615_stop_sched_scan, 1329 .remain_on_channel = mt7615_remain_on_channel, 1330 .cancel_remain_on_channel = mt7615_cancel_remain_on_channel, 1331 CFG80211_TESTMODE_CMD(mt76_testmode_cmd) 1332 CFG80211_TESTMODE_DUMP(mt76_testmode_dump) 1333 #ifdef CONFIG_PM 1334 .suspend = mt7615_suspend, 1335 .resume = mt7615_resume, 1336 .set_wakeup = mt7615_set_wakeup, 1337 .set_rekey_data = mt7615_set_rekey_data, 1338 #endif /* CONFIG_PM */ 1339 .set_sar_specs = mt7615_set_sar_specs, 1340 }; 1341 EXPORT_SYMBOL_GPL(mt7615_ops); 1342 1343 MODULE_LICENSE("Dual BSD/GPL"); 1344