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 = ffs(~dev->mt76.vif_mask) - 1; 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(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.ext_phy = 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 = &mvif->sta.wcid; 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(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 static void mt7615_init_dfs_state(struct mt7615_phy *phy) 286 { 287 struct mt76_phy *mphy = phy->mt76; 288 struct ieee80211_hw *hw = mphy->hw; 289 struct cfg80211_chan_def *chandef = &hw->conf.chandef; 290 291 if (hw->conf.flags & IEEE80211_CONF_OFFCHANNEL) 292 return; 293 294 if (!(chandef->chan->flags & IEEE80211_CHAN_RADAR) && 295 !(mphy->chandef.chan->flags & IEEE80211_CHAN_RADAR)) 296 return; 297 298 if (mphy->chandef.chan->center_freq == chandef->chan->center_freq && 299 mphy->chandef.width == chandef->width) 300 return; 301 302 phy->dfs_state = -1; 303 } 304 305 int mt7615_set_channel(struct mt7615_phy *phy) 306 { 307 struct mt7615_dev *dev = phy->dev; 308 bool ext_phy = phy != &dev->phy; 309 int ret; 310 311 cancel_delayed_work_sync(&phy->mt76->mac_work); 312 313 mt7615_mutex_acquire(dev); 314 315 set_bit(MT76_RESET, &phy->mt76->state); 316 317 mt7615_init_dfs_state(phy); 318 mt76_set_channel(phy->mt76); 319 320 if (is_mt7615(&dev->mt76) && dev->flash_eeprom) { 321 ret = mt7615_mcu_apply_rx_dcoc(phy); 322 if (ret) 323 goto out; 324 325 ret = mt7615_mcu_apply_tx_dpd(phy); 326 if (ret) 327 goto out; 328 } 329 330 ret = mt7615_mcu_set_chan_info(phy, MCU_EXT_CMD(CHANNEL_SWITCH)); 331 if (ret) 332 goto out; 333 334 mt7615_mac_set_timing(phy); 335 ret = mt7615_dfs_init_radar_detector(phy); 336 if (ret) 337 goto out; 338 339 mt7615_mac_cca_stats_reset(phy); 340 ret = mt7615_mcu_set_sku_en(phy, true); 341 if (ret) 342 goto out; 343 344 mt7615_mac_reset_counters(dev); 345 phy->noise = 0; 346 phy->chfreq = mt76_rr(dev, MT_CHFREQ(ext_phy)); 347 348 out: 349 clear_bit(MT76_RESET, &phy->mt76->state); 350 351 mt7615_mutex_release(dev); 352 353 mt76_worker_schedule(&dev->mt76.tx_worker); 354 if (!mt76_testmode_enabled(phy->mt76)) { 355 unsigned long timeout = mt7615_get_macwork_timeout(dev); 356 357 ieee80211_queue_delayed_work(phy->mt76->hw, 358 &phy->mt76->mac_work, timeout); 359 } 360 361 return ret; 362 } 363 364 static int mt7615_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, 365 struct ieee80211_vif *vif, struct ieee80211_sta *sta, 366 struct ieee80211_key_conf *key) 367 { 368 struct mt7615_dev *dev = mt7615_hw_dev(hw); 369 struct mt7615_phy *phy = mt7615_hw_phy(hw); 370 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; 371 struct mt7615_sta *msta = sta ? (struct mt7615_sta *)sta->drv_priv : 372 &mvif->sta; 373 struct mt76_wcid *wcid = &msta->wcid; 374 int idx = key->keyidx, err = 0; 375 u8 *wcid_keyidx = &wcid->hw_key_idx; 376 377 /* The hardware does not support per-STA RX GTK, fallback 378 * to software mode for these. 379 */ 380 if ((vif->type == NL80211_IFTYPE_ADHOC || 381 vif->type == NL80211_IFTYPE_MESH_POINT) && 382 (key->cipher == WLAN_CIPHER_SUITE_TKIP || 383 key->cipher == WLAN_CIPHER_SUITE_CCMP) && 384 !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)) 385 return -EOPNOTSUPP; 386 387 /* fall back to sw encryption for unsupported ciphers */ 388 switch (key->cipher) { 389 case WLAN_CIPHER_SUITE_AES_CMAC: 390 wcid_keyidx = &wcid->hw_key_idx2; 391 key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIE; 392 break; 393 case WLAN_CIPHER_SUITE_TKIP: 394 case WLAN_CIPHER_SUITE_CCMP: 395 case WLAN_CIPHER_SUITE_CCMP_256: 396 case WLAN_CIPHER_SUITE_GCMP: 397 case WLAN_CIPHER_SUITE_GCMP_256: 398 case WLAN_CIPHER_SUITE_SMS4: 399 break; 400 case WLAN_CIPHER_SUITE_WEP40: 401 case WLAN_CIPHER_SUITE_WEP104: 402 default: 403 return -EOPNOTSUPP; 404 } 405 406 mt7615_mutex_acquire(dev); 407 408 if (cmd == SET_KEY && !sta && !mvif->mt76.cipher) { 409 mvif->mt76.cipher = mt76_connac_mcu_get_cipher(key->cipher); 410 mt7615_mcu_add_bss_info(phy, vif, NULL, true); 411 } 412 413 if (cmd == SET_KEY) 414 *wcid_keyidx = idx; 415 else if (idx == *wcid_keyidx) 416 *wcid_keyidx = -1; 417 else 418 goto out; 419 420 mt76_wcid_key_setup(&dev->mt76, wcid, 421 cmd == SET_KEY ? key : NULL); 422 423 if (mt76_is_mmio(&dev->mt76)) 424 err = mt7615_mac_wtbl_set_key(dev, wcid, key, cmd); 425 else 426 err = __mt7615_mac_wtbl_set_key(dev, wcid, key, cmd); 427 428 out: 429 mt7615_mutex_release(dev); 430 431 return err; 432 } 433 434 static int mt7615_config(struct ieee80211_hw *hw, u32 changed) 435 { 436 struct mt7615_dev *dev = mt7615_hw_dev(hw); 437 struct mt7615_phy *phy = mt7615_hw_phy(hw); 438 bool band = phy != &dev->phy; 439 int ret = 0; 440 441 if (changed & (IEEE80211_CONF_CHANGE_CHANNEL | 442 IEEE80211_CONF_CHANGE_POWER)) { 443 #ifdef CONFIG_NL80211_TESTMODE 444 if (phy->mt76->test.state != MT76_TM_STATE_OFF) { 445 mt7615_mutex_acquire(dev); 446 mt76_testmode_reset(phy->mt76, false); 447 mt7615_mutex_release(dev); 448 } 449 #endif 450 ieee80211_stop_queues(hw); 451 ret = mt7615_set_channel(phy); 452 ieee80211_wake_queues(hw); 453 } 454 455 mt7615_mutex_acquire(dev); 456 457 if (changed & IEEE80211_CONF_CHANGE_MONITOR) { 458 mt76_testmode_reset(phy->mt76, true); 459 460 if (!(hw->conf.flags & IEEE80211_CONF_MONITOR)) 461 phy->rxfilter |= MT_WF_RFCR_DROP_OTHER_UC; 462 else 463 phy->rxfilter &= ~MT_WF_RFCR_DROP_OTHER_UC; 464 465 mt76_wr(dev, MT_WF_RFCR(band), phy->rxfilter); 466 } 467 468 mt7615_mutex_release(dev); 469 470 return ret; 471 } 472 473 static int 474 mt7615_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u16 queue, 475 const struct ieee80211_tx_queue_params *params) 476 { 477 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 478 struct mt7615_dev *dev = mt7615_hw_dev(hw); 479 int err; 480 481 mt7615_mutex_acquire(dev); 482 483 queue = mt7615_lmac_mapping(dev, queue); 484 queue += mvif->wmm_idx * MT7615_MAX_WMM_SETS; 485 err = mt7615_mcu_set_wmm(dev, queue, params); 486 487 mt7615_mutex_release(dev); 488 489 return err; 490 } 491 492 static void mt7615_configure_filter(struct ieee80211_hw *hw, 493 unsigned int changed_flags, 494 unsigned int *total_flags, 495 u64 multicast) 496 { 497 struct mt7615_dev *dev = mt7615_hw_dev(hw); 498 struct mt7615_phy *phy = mt7615_hw_phy(hw); 499 bool band = phy != &dev->phy; 500 501 u32 ctl_flags = MT_WF_RFCR1_DROP_ACK | 502 MT_WF_RFCR1_DROP_BF_POLL | 503 MT_WF_RFCR1_DROP_BA | 504 MT_WF_RFCR1_DROP_CFEND | 505 MT_WF_RFCR1_DROP_CFACK; 506 u32 flags = 0; 507 508 mt7615_mutex_acquire(dev); 509 510 #define MT76_FILTER(_flag, _hw) do { \ 511 flags |= *total_flags & FIF_##_flag; \ 512 phy->rxfilter &= ~(_hw); \ 513 if (!mt76_testmode_enabled(phy->mt76)) \ 514 phy->rxfilter |= !(flags & FIF_##_flag) * (_hw);\ 515 } while (0) 516 517 phy->rxfilter &= ~(MT_WF_RFCR_DROP_OTHER_BSS | 518 MT_WF_RFCR_DROP_FRAME_REPORT | 519 MT_WF_RFCR_DROP_PROBEREQ | 520 MT_WF_RFCR_DROP_MCAST_FILTERED | 521 MT_WF_RFCR_DROP_MCAST | 522 MT_WF_RFCR_DROP_BCAST | 523 MT_WF_RFCR_DROP_DUPLICATE | 524 MT_WF_RFCR_DROP_A2_BSSID | 525 MT_WF_RFCR_DROP_UNWANTED_CTL | 526 MT_WF_RFCR_DROP_STBC_MULTI); 527 528 if (phy->n_beacon_vif || !mt7615_firmware_offload(dev)) 529 phy->rxfilter &= ~MT_WF_RFCR_DROP_OTHER_BEACON; 530 531 MT76_FILTER(OTHER_BSS, MT_WF_RFCR_DROP_OTHER_TIM | 532 MT_WF_RFCR_DROP_A3_MAC | 533 MT_WF_RFCR_DROP_A3_BSSID); 534 535 MT76_FILTER(FCSFAIL, MT_WF_RFCR_DROP_FCSFAIL); 536 537 MT76_FILTER(CONTROL, MT_WF_RFCR_DROP_CTS | 538 MT_WF_RFCR_DROP_RTS | 539 MT_WF_RFCR_DROP_CTL_RSV | 540 MT_WF_RFCR_DROP_NDPA); 541 542 *total_flags = flags; 543 mt76_wr(dev, MT_WF_RFCR(band), phy->rxfilter); 544 545 if (*total_flags & FIF_CONTROL) 546 mt76_clear(dev, MT_WF_RFCR1(band), ctl_flags); 547 else 548 mt76_set(dev, MT_WF_RFCR1(band), ctl_flags); 549 550 mt7615_mutex_release(dev); 551 } 552 553 static void mt7615_bss_info_changed(struct ieee80211_hw *hw, 554 struct ieee80211_vif *vif, 555 struct ieee80211_bss_conf *info, 556 u32 changed) 557 { 558 struct mt7615_dev *dev = mt7615_hw_dev(hw); 559 struct mt7615_phy *phy = mt7615_hw_phy(hw); 560 561 mt7615_mutex_acquire(dev); 562 563 if (changed & BSS_CHANGED_ERP_SLOT) { 564 int slottime = info->use_short_slot ? 9 : 20; 565 566 if (slottime != phy->slottime) { 567 phy->slottime = slottime; 568 mt7615_mac_set_timing(phy); 569 } 570 } 571 572 if (changed & BSS_CHANGED_BEACON_ENABLED && info->enable_beacon) { 573 mt7615_mcu_add_bss_info(phy, vif, NULL, true); 574 mt7615_mcu_sta_add(phy, vif, NULL, true); 575 576 if (mt7615_firmware_offload(dev) && vif->p2p) 577 mt76_connac_mcu_set_p2p_oppps(hw, vif); 578 } 579 580 if (changed & (BSS_CHANGED_BEACON | 581 BSS_CHANGED_BEACON_ENABLED)) 582 mt7615_mcu_add_beacon(dev, hw, vif, info->enable_beacon); 583 584 if (changed & BSS_CHANGED_PS) 585 mt76_connac_mcu_set_vif_ps(&dev->mt76, vif); 586 587 if ((changed & BSS_CHANGED_ARP_FILTER) && 588 mt7615_firmware_offload(dev)) { 589 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; 590 591 mt76_connac_mcu_update_arp_filter(&dev->mt76, &mvif->mt76, 592 info); 593 } 594 595 if (changed & BSS_CHANGED_ASSOC) 596 mt7615_mac_set_beacon_filter(phy, vif, info->assoc); 597 598 mt7615_mutex_release(dev); 599 } 600 601 static void 602 mt7615_channel_switch_beacon(struct ieee80211_hw *hw, 603 struct ieee80211_vif *vif, 604 struct cfg80211_chan_def *chandef) 605 { 606 struct mt7615_dev *dev = mt7615_hw_dev(hw); 607 608 mt7615_mutex_acquire(dev); 609 mt7615_mcu_add_beacon(dev, hw, vif, true); 610 mt7615_mutex_release(dev); 611 } 612 613 int mt7615_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, 614 struct ieee80211_sta *sta) 615 { 616 struct mt7615_dev *dev = container_of(mdev, struct mt7615_dev, mt76); 617 struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv; 618 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; 619 struct mt7615_phy *phy; 620 int idx, err; 621 622 idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT7615_WTBL_STA - 1); 623 if (idx < 0) 624 return -ENOSPC; 625 626 INIT_LIST_HEAD(&msta->poll_list); 627 msta->vif = mvif; 628 msta->wcid.sta = 1; 629 msta->wcid.idx = idx; 630 msta->wcid.ext_phy = mvif->mt76.band_idx; 631 632 phy = mvif->mt76.band_idx ? mt7615_ext_phy(dev) : &dev->phy; 633 err = mt76_connac_pm_wake(phy->mt76, &dev->pm); 634 if (err) 635 return err; 636 637 if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls) { 638 err = mt7615_mcu_add_bss_info(phy, vif, sta, true); 639 if (err) 640 return err; 641 } 642 643 mt7615_mac_wtbl_update(dev, idx, 644 MT_WTBL_UPDATE_ADM_COUNT_CLEAR); 645 err = mt7615_mcu_sta_add(&dev->phy, vif, sta, true); 646 if (err) 647 return err; 648 649 mt76_connac_power_save_sched(phy->mt76, &dev->pm); 650 651 return err; 652 } 653 EXPORT_SYMBOL_GPL(mt7615_mac_sta_add); 654 655 void mt7615_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif, 656 struct ieee80211_sta *sta) 657 { 658 struct mt7615_dev *dev = container_of(mdev, struct mt7615_dev, mt76); 659 struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv; 660 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; 661 struct mt7615_phy *phy; 662 663 mt76_connac_free_pending_tx_skbs(&dev->pm, &msta->wcid); 664 665 phy = mvif->mt76.band_idx ? mt7615_ext_phy(dev) : &dev->phy; 666 mt76_connac_pm_wake(phy->mt76, &dev->pm); 667 668 mt7615_mcu_sta_add(&dev->phy, vif, sta, false); 669 mt7615_mac_wtbl_update(dev, msta->wcid.idx, 670 MT_WTBL_UPDATE_ADM_COUNT_CLEAR); 671 if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls) 672 mt7615_mcu_add_bss_info(phy, vif, sta, false); 673 674 spin_lock_bh(&dev->sta_poll_lock); 675 if (!list_empty(&msta->poll_list)) 676 list_del_init(&msta->poll_list); 677 spin_unlock_bh(&dev->sta_poll_lock); 678 679 mt76_connac_power_save_sched(phy->mt76, &dev->pm); 680 } 681 EXPORT_SYMBOL_GPL(mt7615_mac_sta_remove); 682 683 static void mt7615_sta_rate_tbl_update(struct ieee80211_hw *hw, 684 struct ieee80211_vif *vif, 685 struct ieee80211_sta *sta) 686 { 687 struct mt7615_dev *dev = mt7615_hw_dev(hw); 688 struct mt7615_phy *phy = mt7615_hw_phy(hw); 689 struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv; 690 struct ieee80211_sta_rates *sta_rates = rcu_dereference(sta->rates); 691 int i; 692 693 if (!sta_rates) 694 return; 695 696 spin_lock_bh(&dev->mt76.lock); 697 for (i = 0; i < ARRAY_SIZE(msta->rates); i++) { 698 msta->rates[i].idx = sta_rates->rate[i].idx; 699 msta->rates[i].count = sta_rates->rate[i].count; 700 msta->rates[i].flags = sta_rates->rate[i].flags; 701 702 if (msta->rates[i].idx < 0 || !msta->rates[i].count) 703 break; 704 } 705 msta->n_rates = i; 706 if (mt76_connac_pm_ref(phy->mt76, &dev->pm)) { 707 mt7615_mac_set_rates(phy, msta, NULL, msta->rates); 708 mt76_connac_pm_unref(phy->mt76, &dev->pm); 709 } 710 spin_unlock_bh(&dev->mt76.lock); 711 } 712 713 void mt7615_tx_worker(struct mt76_worker *w) 714 { 715 struct mt7615_dev *dev = container_of(w, struct mt7615_dev, 716 mt76.tx_worker); 717 718 if (!mt76_connac_pm_ref(&dev->mphy, &dev->pm)) { 719 queue_work(dev->mt76.wq, &dev->pm.wake_work); 720 return; 721 } 722 723 mt76_tx_worker_run(&dev->mt76); 724 mt76_connac_pm_unref(&dev->mphy, &dev->pm); 725 } 726 727 static void mt7615_tx(struct ieee80211_hw *hw, 728 struct ieee80211_tx_control *control, 729 struct sk_buff *skb) 730 { 731 struct mt7615_dev *dev = mt7615_hw_dev(hw); 732 struct mt76_phy *mphy = hw->priv; 733 struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); 734 struct ieee80211_vif *vif = info->control.vif; 735 struct mt76_wcid *wcid = &dev->mt76.global_wcid; 736 struct mt7615_sta *msta = NULL; 737 int qid; 738 739 if (control->sta) { 740 msta = (struct mt7615_sta *)control->sta->drv_priv; 741 wcid = &msta->wcid; 742 } 743 744 if (vif && !control->sta) { 745 struct mt7615_vif *mvif; 746 747 mvif = (struct mt7615_vif *)vif->drv_priv; 748 msta = &mvif->sta; 749 wcid = &msta->wcid; 750 } 751 752 if (mt76_connac_pm_ref(mphy, &dev->pm)) { 753 mt76_tx(mphy, control->sta, wcid, skb); 754 mt76_connac_pm_unref(mphy, &dev->pm); 755 return; 756 } 757 758 qid = skb_get_queue_mapping(skb); 759 if (qid >= MT_TXQ_PSD) { 760 qid = IEEE80211_AC_BE; 761 skb_set_queue_mapping(skb, qid); 762 } 763 764 mt76_connac_pm_queue_skb(hw, &dev->pm, wcid, skb); 765 } 766 767 static int mt7615_set_rts_threshold(struct ieee80211_hw *hw, u32 val) 768 { 769 struct mt7615_dev *dev = mt7615_hw_dev(hw); 770 struct mt7615_phy *phy = mt7615_hw_phy(hw); 771 int err, band = phy != &dev->phy; 772 773 mt7615_mutex_acquire(dev); 774 err = mt76_connac_mcu_set_rts_thresh(&dev->mt76, val, band); 775 mt7615_mutex_release(dev); 776 777 return err; 778 } 779 780 static int 781 mt7615_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 782 struct ieee80211_ampdu_params *params) 783 { 784 enum ieee80211_ampdu_mlme_action action = params->action; 785 struct mt7615_dev *dev = mt7615_hw_dev(hw); 786 struct ieee80211_sta *sta = params->sta; 787 struct ieee80211_txq *txq = sta->txq[params->tid]; 788 struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv; 789 u16 tid = params->tid; 790 u16 ssn = params->ssn; 791 struct mt76_txq *mtxq; 792 int ret = 0; 793 794 if (!txq) 795 return -EINVAL; 796 797 mtxq = (struct mt76_txq *)txq->drv_priv; 798 799 mt7615_mutex_acquire(dev); 800 801 switch (action) { 802 case IEEE80211_AMPDU_RX_START: 803 mt76_rx_aggr_start(&dev->mt76, &msta->wcid, tid, ssn, 804 params->buf_size); 805 ret = mt7615_mcu_add_rx_ba(dev, params, true); 806 break; 807 case IEEE80211_AMPDU_RX_STOP: 808 mt76_rx_aggr_stop(&dev->mt76, &msta->wcid, tid); 809 ret = mt7615_mcu_add_rx_ba(dev, params, false); 810 break; 811 case IEEE80211_AMPDU_TX_OPERATIONAL: 812 mtxq->aggr = true; 813 mtxq->send_bar = false; 814 ret = mt7615_mcu_add_tx_ba(dev, params, true); 815 ssn = mt7615_mac_get_sta_tid_sn(dev, msta->wcid.idx, tid); 816 ieee80211_send_bar(vif, sta->addr, tid, 817 IEEE80211_SN_TO_SEQ(ssn)); 818 break; 819 case IEEE80211_AMPDU_TX_STOP_FLUSH: 820 case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: 821 mtxq->aggr = false; 822 ret = mt7615_mcu_add_tx_ba(dev, params, false); 823 break; 824 case IEEE80211_AMPDU_TX_START: 825 ssn = mt7615_mac_get_sta_tid_sn(dev, msta->wcid.idx, tid); 826 params->ssn = ssn; 827 ret = IEEE80211_AMPDU_TX_START_IMMEDIATE; 828 break; 829 case IEEE80211_AMPDU_TX_STOP_CONT: 830 mtxq->aggr = false; 831 ret = mt7615_mcu_add_tx_ba(dev, params, false); 832 ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); 833 break; 834 } 835 mt7615_mutex_release(dev); 836 837 return ret; 838 } 839 840 static int 841 mt7615_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 842 struct ieee80211_sta *sta) 843 { 844 return mt76_sta_state(hw, vif, sta, IEEE80211_STA_NOTEXIST, 845 IEEE80211_STA_NONE); 846 } 847 848 static int 849 mt7615_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 850 struct ieee80211_sta *sta) 851 { 852 return mt76_sta_state(hw, vif, sta, IEEE80211_STA_NONE, 853 IEEE80211_STA_NOTEXIST); 854 } 855 856 static int 857 mt7615_get_stats(struct ieee80211_hw *hw, 858 struct ieee80211_low_level_stats *stats) 859 { 860 struct mt7615_phy *phy = mt7615_hw_phy(hw); 861 struct mib_stats *mib = &phy->mib; 862 863 mt7615_mutex_acquire(phy->dev); 864 865 stats->dot11RTSSuccessCount = mib->rts_cnt; 866 stats->dot11RTSFailureCount = mib->rts_retries_cnt; 867 stats->dot11FCSErrorCount = mib->fcs_err_cnt; 868 stats->dot11ACKFailureCount = mib->ack_fail_cnt; 869 870 mt7615_mutex_release(phy->dev); 871 872 return 0; 873 } 874 875 static u64 876 mt7615_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif) 877 { 878 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; 879 struct mt7615_dev *dev = mt7615_hw_dev(hw); 880 union { 881 u64 t64; 882 u32 t32[2]; 883 } tsf; 884 u16 idx = mvif->mt76.omac_idx; 885 u32 reg; 886 887 idx = idx > HW_BSSID_MAX ? HW_BSSID_0 : idx; 888 reg = idx > 1 ? MT_LPON_TCR2(idx): MT_LPON_TCR0(idx); 889 890 mt7615_mutex_acquire(dev); 891 892 /* TSF read */ 893 mt76_rmw(dev, reg, MT_LPON_TCR_MODE, MT_LPON_TCR_READ); 894 tsf.t32[0] = mt76_rr(dev, MT_LPON_UTTR0); 895 tsf.t32[1] = mt76_rr(dev, MT_LPON_UTTR1); 896 897 mt7615_mutex_release(dev); 898 899 return tsf.t64; 900 } 901 902 static void 903 mt7615_set_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 904 u64 timestamp) 905 { 906 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; 907 struct mt7615_dev *dev = mt7615_hw_dev(hw); 908 union { 909 u64 t64; 910 u32 t32[2]; 911 } tsf = { .t64 = timestamp, }; 912 u16 idx = mvif->mt76.omac_idx; 913 u32 reg; 914 915 idx = idx > HW_BSSID_MAX ? HW_BSSID_0 : idx; 916 reg = idx > 1 ? MT_LPON_TCR2(idx): MT_LPON_TCR0(idx); 917 918 mt7615_mutex_acquire(dev); 919 920 mt76_wr(dev, MT_LPON_UTTR0, tsf.t32[0]); 921 mt76_wr(dev, MT_LPON_UTTR1, tsf.t32[1]); 922 /* TSF software overwrite */ 923 mt76_rmw(dev, reg, MT_LPON_TCR_MODE, MT_LPON_TCR_WRITE); 924 925 mt7615_mutex_release(dev); 926 } 927 928 static void 929 mt7615_offset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 930 s64 timestamp) 931 { 932 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; 933 struct mt7615_dev *dev = mt7615_hw_dev(hw); 934 union { 935 u64 t64; 936 u32 t32[2]; 937 } tsf = { .t64 = timestamp, }; 938 u16 idx = mvif->mt76.omac_idx; 939 u32 reg; 940 941 idx = idx > HW_BSSID_MAX ? HW_BSSID_0 : idx; 942 reg = idx > 1 ? MT_LPON_TCR2(idx): MT_LPON_TCR0(idx); 943 944 mt7615_mutex_acquire(dev); 945 946 mt76_wr(dev, MT_LPON_UTTR0, tsf.t32[0]); 947 mt76_wr(dev, MT_LPON_UTTR1, tsf.t32[1]); 948 /* TSF software adjust*/ 949 mt76_rmw(dev, reg, MT_LPON_TCR_MODE, MT_LPON_TCR_ADJUST); 950 951 mt7615_mutex_release(dev); 952 } 953 954 static void 955 mt7615_set_coverage_class(struct ieee80211_hw *hw, s16 coverage_class) 956 { 957 struct mt7615_phy *phy = mt7615_hw_phy(hw); 958 struct mt7615_dev *dev = phy->dev; 959 960 mt7615_mutex_acquire(dev); 961 phy->coverage_class = max_t(s16, coverage_class, 0); 962 mt7615_mac_set_timing(phy); 963 mt7615_mutex_release(dev); 964 } 965 966 static int 967 mt7615_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant) 968 { 969 struct mt7615_dev *dev = mt7615_hw_dev(hw); 970 struct mt7615_phy *phy = mt7615_hw_phy(hw); 971 int max_nss = hweight8(hw->wiphy->available_antennas_tx); 972 bool ext_phy = phy != &dev->phy; 973 974 if (!tx_ant || tx_ant != rx_ant || ffs(tx_ant) > max_nss) 975 return -EINVAL; 976 977 if ((BIT(hweight8(tx_ant)) - 1) != tx_ant) 978 tx_ant = BIT(ffs(tx_ant) - 1) - 1; 979 980 mt7615_mutex_acquire(dev); 981 982 phy->mt76->antenna_mask = tx_ant; 983 if (ext_phy) { 984 if (dev->chainmask == 0xf) 985 tx_ant <<= 2; 986 else 987 tx_ant <<= 1; 988 } 989 phy->mt76->chainmask = tx_ant; 990 991 mt76_set_stream_caps(phy->mt76, true); 992 993 mt7615_mutex_release(dev); 994 995 return 0; 996 } 997 998 static void mt7615_roc_iter(void *priv, u8 *mac, 999 struct ieee80211_vif *vif) 1000 { 1001 struct mt7615_phy *phy = priv; 1002 1003 mt7615_mcu_set_roc(phy, vif, NULL, 0); 1004 } 1005 1006 void mt7615_roc_work(struct work_struct *work) 1007 { 1008 struct mt7615_phy *phy; 1009 1010 phy = (struct mt7615_phy *)container_of(work, struct mt7615_phy, 1011 roc_work); 1012 1013 if (!test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state)) 1014 return; 1015 1016 mt7615_mutex_acquire(phy->dev); 1017 ieee80211_iterate_active_interfaces(phy->mt76->hw, 1018 IEEE80211_IFACE_ITER_RESUME_ALL, 1019 mt7615_roc_iter, phy); 1020 mt7615_mutex_release(phy->dev); 1021 ieee80211_remain_on_channel_expired(phy->mt76->hw); 1022 } 1023 1024 void mt7615_roc_timer(struct timer_list *timer) 1025 { 1026 struct mt7615_phy *phy = from_timer(phy, timer, roc_timer); 1027 1028 ieee80211_queue_work(phy->mt76->hw, &phy->roc_work); 1029 } 1030 1031 void mt7615_scan_work(struct work_struct *work) 1032 { 1033 struct mt7615_phy *phy; 1034 1035 phy = (struct mt7615_phy *)container_of(work, struct mt7615_phy, 1036 scan_work.work); 1037 1038 while (true) { 1039 struct mt7615_mcu_rxd *rxd; 1040 struct sk_buff *skb; 1041 1042 spin_lock_bh(&phy->dev->mt76.lock); 1043 skb = __skb_dequeue(&phy->scan_event_list); 1044 spin_unlock_bh(&phy->dev->mt76.lock); 1045 1046 if (!skb) 1047 break; 1048 1049 rxd = (struct mt7615_mcu_rxd *)skb->data; 1050 if (rxd->eid == MCU_EVENT_SCHED_SCAN_DONE) { 1051 ieee80211_sched_scan_results(phy->mt76->hw); 1052 } else if (test_and_clear_bit(MT76_HW_SCANNING, 1053 &phy->mt76->state)) { 1054 struct cfg80211_scan_info info = { 1055 .aborted = false, 1056 }; 1057 1058 ieee80211_scan_completed(phy->mt76->hw, &info); 1059 } 1060 dev_kfree_skb(skb); 1061 } 1062 } 1063 1064 static int 1065 mt7615_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 1066 struct ieee80211_scan_request *req) 1067 { 1068 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1069 struct mt76_phy *mphy = hw->priv; 1070 int err; 1071 1072 /* fall-back to sw-scan */ 1073 if (!mt7615_firmware_offload(dev)) 1074 return 1; 1075 1076 mt7615_mutex_acquire(dev); 1077 err = mt76_connac_mcu_hw_scan(mphy, vif, req); 1078 mt7615_mutex_release(dev); 1079 1080 return err; 1081 } 1082 1083 static void 1084 mt7615_cancel_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif) 1085 { 1086 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1087 struct mt76_phy *mphy = hw->priv; 1088 1089 mt7615_mutex_acquire(dev); 1090 mt76_connac_mcu_cancel_hw_scan(mphy, vif); 1091 mt7615_mutex_release(dev); 1092 } 1093 1094 static int 1095 mt7615_start_sched_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 1096 struct cfg80211_sched_scan_request *req, 1097 struct ieee80211_scan_ies *ies) 1098 { 1099 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1100 struct mt76_phy *mphy = hw->priv; 1101 int err; 1102 1103 if (!mt7615_firmware_offload(dev)) 1104 return -EOPNOTSUPP; 1105 1106 mt7615_mutex_acquire(dev); 1107 1108 err = mt76_connac_mcu_sched_scan_req(mphy, vif, req); 1109 if (err < 0) 1110 goto out; 1111 1112 err = mt76_connac_mcu_sched_scan_enable(mphy, vif, true); 1113 out: 1114 mt7615_mutex_release(dev); 1115 1116 return err; 1117 } 1118 1119 static int 1120 mt7615_stop_sched_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif) 1121 { 1122 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1123 struct mt76_phy *mphy = hw->priv; 1124 int err; 1125 1126 if (!mt7615_firmware_offload(dev)) 1127 return -EOPNOTSUPP; 1128 1129 mt7615_mutex_acquire(dev); 1130 err = mt76_connac_mcu_sched_scan_enable(mphy, vif, false); 1131 mt7615_mutex_release(dev); 1132 1133 return err; 1134 } 1135 1136 static int mt7615_remain_on_channel(struct ieee80211_hw *hw, 1137 struct ieee80211_vif *vif, 1138 struct ieee80211_channel *chan, 1139 int duration, 1140 enum ieee80211_roc_type type) 1141 { 1142 struct mt7615_phy *phy = mt7615_hw_phy(hw); 1143 int err; 1144 1145 if (test_and_set_bit(MT76_STATE_ROC, &phy->mt76->state)) 1146 return 0; 1147 1148 mt7615_mutex_acquire(phy->dev); 1149 1150 err = mt7615_mcu_set_roc(phy, vif, chan, duration); 1151 if (err < 0) { 1152 clear_bit(MT76_STATE_ROC, &phy->mt76->state); 1153 goto out; 1154 } 1155 1156 if (!wait_event_timeout(phy->roc_wait, phy->roc_grant, HZ)) { 1157 mt7615_mcu_set_roc(phy, vif, NULL, 0); 1158 clear_bit(MT76_STATE_ROC, &phy->mt76->state); 1159 err = -ETIMEDOUT; 1160 } 1161 1162 out: 1163 mt7615_mutex_release(phy->dev); 1164 1165 return err; 1166 } 1167 1168 static int mt7615_cancel_remain_on_channel(struct ieee80211_hw *hw, 1169 struct ieee80211_vif *vif) 1170 { 1171 struct mt7615_phy *phy = mt7615_hw_phy(hw); 1172 int err; 1173 1174 if (!test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state)) 1175 return 0; 1176 1177 del_timer_sync(&phy->roc_timer); 1178 cancel_work_sync(&phy->roc_work); 1179 1180 mt7615_mutex_acquire(phy->dev); 1181 err = mt7615_mcu_set_roc(phy, vif, NULL, 0); 1182 mt7615_mutex_release(phy->dev); 1183 1184 return err; 1185 } 1186 1187 static void mt7615_sta_set_decap_offload(struct ieee80211_hw *hw, 1188 struct ieee80211_vif *vif, 1189 struct ieee80211_sta *sta, 1190 bool enabled) 1191 { 1192 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1193 struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv; 1194 1195 if (enabled) 1196 set_bit(MT_WCID_FLAG_HDR_TRANS, &msta->wcid.flags); 1197 else 1198 clear_bit(MT_WCID_FLAG_HDR_TRANS, &msta->wcid.flags); 1199 1200 mt7615_mcu_set_sta_decap_offload(dev, vif, sta); 1201 } 1202 1203 #ifdef CONFIG_PM 1204 static int mt7615_suspend(struct ieee80211_hw *hw, 1205 struct cfg80211_wowlan *wowlan) 1206 { 1207 struct mt7615_phy *phy = mt7615_hw_phy(hw); 1208 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1209 int err = 0; 1210 1211 cancel_delayed_work_sync(&dev->pm.ps_work); 1212 mt76_connac_free_pending_tx_skbs(&dev->pm, NULL); 1213 1214 mt7615_mutex_acquire(dev); 1215 1216 clear_bit(MT76_STATE_RUNNING, &phy->mt76->state); 1217 cancel_delayed_work_sync(&phy->scan_work); 1218 cancel_delayed_work_sync(&phy->mt76->mac_work); 1219 1220 set_bit(MT76_STATE_SUSPEND, &phy->mt76->state); 1221 ieee80211_iterate_active_interfaces(hw, 1222 IEEE80211_IFACE_ITER_RESUME_ALL, 1223 mt76_connac_mcu_set_suspend_iter, 1224 phy->mt76); 1225 1226 if (!mt7615_dev_running(dev)) 1227 err = mt76_connac_mcu_set_hif_suspend(&dev->mt76, true); 1228 1229 mt7615_mutex_release(dev); 1230 1231 return err; 1232 } 1233 1234 static int mt7615_resume(struct ieee80211_hw *hw) 1235 { 1236 struct mt7615_phy *phy = mt7615_hw_phy(hw); 1237 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1238 unsigned long timeout; 1239 bool running; 1240 1241 mt7615_mutex_acquire(dev); 1242 1243 running = mt7615_dev_running(dev); 1244 set_bit(MT76_STATE_RUNNING, &phy->mt76->state); 1245 1246 if (!running) { 1247 int err; 1248 1249 err = mt76_connac_mcu_set_hif_suspend(&dev->mt76, false); 1250 if (err < 0) { 1251 mt7615_mutex_release(dev); 1252 return err; 1253 } 1254 } 1255 1256 clear_bit(MT76_STATE_SUSPEND, &phy->mt76->state); 1257 ieee80211_iterate_active_interfaces(hw, 1258 IEEE80211_IFACE_ITER_RESUME_ALL, 1259 mt76_connac_mcu_set_suspend_iter, 1260 phy->mt76); 1261 1262 timeout = mt7615_get_macwork_timeout(dev); 1263 ieee80211_queue_delayed_work(hw, &phy->mt76->mac_work, timeout); 1264 1265 mt7615_mutex_release(dev); 1266 1267 return 0; 1268 } 1269 1270 static void mt7615_set_wakeup(struct ieee80211_hw *hw, bool enabled) 1271 { 1272 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1273 struct mt76_dev *mdev = &dev->mt76; 1274 1275 device_set_wakeup_enable(mdev->dev, enabled); 1276 } 1277 1278 static void mt7615_set_rekey_data(struct ieee80211_hw *hw, 1279 struct ieee80211_vif *vif, 1280 struct cfg80211_gtk_rekey_data *data) 1281 { 1282 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1283 1284 mt7615_mutex_acquire(dev); 1285 mt76_connac_mcu_update_gtk_rekey(hw, vif, data); 1286 mt7615_mutex_release(dev); 1287 } 1288 #endif /* CONFIG_PM */ 1289 1290 const struct ieee80211_ops mt7615_ops = { 1291 .tx = mt7615_tx, 1292 .start = mt7615_start, 1293 .stop = mt7615_stop, 1294 .add_interface = mt7615_add_interface, 1295 .remove_interface = mt7615_remove_interface, 1296 .config = mt7615_config, 1297 .conf_tx = mt7615_conf_tx, 1298 .configure_filter = mt7615_configure_filter, 1299 .bss_info_changed = mt7615_bss_info_changed, 1300 .sta_add = mt7615_sta_add, 1301 .sta_remove = mt7615_sta_remove, 1302 .sta_pre_rcu_remove = mt76_sta_pre_rcu_remove, 1303 .set_key = mt7615_set_key, 1304 .sta_set_decap_offload = mt7615_sta_set_decap_offload, 1305 .ampdu_action = mt7615_ampdu_action, 1306 .set_rts_threshold = mt7615_set_rts_threshold, 1307 .wake_tx_queue = mt76_wake_tx_queue, 1308 .sta_rate_tbl_update = mt7615_sta_rate_tbl_update, 1309 .sw_scan_start = mt76_sw_scan, 1310 .sw_scan_complete = mt76_sw_scan_complete, 1311 .release_buffered_frames = mt76_release_buffered_frames, 1312 .get_txpower = mt76_get_txpower, 1313 .channel_switch_beacon = mt7615_channel_switch_beacon, 1314 .get_stats = mt7615_get_stats, 1315 .get_tsf = mt7615_get_tsf, 1316 .set_tsf = mt7615_set_tsf, 1317 .offset_tsf = mt7615_offset_tsf, 1318 .get_survey = mt76_get_survey, 1319 .get_antenna = mt76_get_antenna, 1320 .set_antenna = mt7615_set_antenna, 1321 .set_coverage_class = mt7615_set_coverage_class, 1322 .hw_scan = mt7615_hw_scan, 1323 .cancel_hw_scan = mt7615_cancel_hw_scan, 1324 .sched_scan_start = mt7615_start_sched_scan, 1325 .sched_scan_stop = mt7615_stop_sched_scan, 1326 .remain_on_channel = mt7615_remain_on_channel, 1327 .cancel_remain_on_channel = mt7615_cancel_remain_on_channel, 1328 CFG80211_TESTMODE_CMD(mt76_testmode_cmd) 1329 CFG80211_TESTMODE_DUMP(mt76_testmode_dump) 1330 #ifdef CONFIG_PM 1331 .suspend = mt7615_suspend, 1332 .resume = mt7615_resume, 1333 .set_wakeup = mt7615_set_wakeup, 1334 .set_rekey_data = mt7615_set_rekey_data, 1335 #endif /* CONFIG_PM */ 1336 }; 1337 EXPORT_SYMBOL_GPL(mt7615_ops); 1338 1339 MODULE_LICENSE("Dual BSD/GPL"); 1340