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(phy); 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(phy); 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_ERP_CTS_PROT) 576 mt7615_mac_enable_rtscts(dev, vif, info->use_cts_prot); 577 578 if (changed & BSS_CHANGED_BEACON_ENABLED && info->enable_beacon) { 579 mt7615_mcu_add_bss_info(phy, vif, NULL, true); 580 mt7615_mcu_sta_add(phy, vif, NULL, true); 581 582 if (mt7615_firmware_offload(dev) && vif->p2p) 583 mt76_connac_mcu_set_p2p_oppps(hw, vif); 584 } 585 586 if (changed & (BSS_CHANGED_BEACON | 587 BSS_CHANGED_BEACON_ENABLED)) 588 mt7615_mcu_add_beacon(dev, hw, vif, info->enable_beacon); 589 590 if (changed & BSS_CHANGED_PS) 591 mt76_connac_mcu_set_vif_ps(&dev->mt76, vif); 592 593 if ((changed & BSS_CHANGED_ARP_FILTER) && 594 mt7615_firmware_offload(dev)) { 595 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; 596 597 mt76_connac_mcu_update_arp_filter(&dev->mt76, &mvif->mt76, 598 info); 599 } 600 601 if (changed & BSS_CHANGED_ASSOC) 602 mt7615_mac_set_beacon_filter(phy, vif, vif->cfg.assoc); 603 604 mt7615_mutex_release(dev); 605 } 606 607 static void 608 mt7615_channel_switch_beacon(struct ieee80211_hw *hw, 609 struct ieee80211_vif *vif, 610 struct cfg80211_chan_def *chandef) 611 { 612 struct mt7615_dev *dev = mt7615_hw_dev(hw); 613 614 mt7615_mutex_acquire(dev); 615 mt7615_mcu_add_beacon(dev, hw, vif, true); 616 mt7615_mutex_release(dev); 617 } 618 619 int mt7615_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, 620 struct ieee80211_sta *sta) 621 { 622 struct mt7615_dev *dev = container_of(mdev, struct mt7615_dev, mt76); 623 struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv; 624 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; 625 struct mt7615_phy *phy; 626 int idx, err; 627 628 idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT7615_WTBL_STA - 1); 629 if (idx < 0) 630 return -ENOSPC; 631 632 INIT_LIST_HEAD(&msta->poll_list); 633 msta->vif = mvif; 634 msta->wcid.sta = 1; 635 msta->wcid.idx = idx; 636 msta->wcid.phy_idx = mvif->mt76.band_idx; 637 638 phy = mvif->mt76.band_idx ? mt7615_ext_phy(dev) : &dev->phy; 639 err = mt76_connac_pm_wake(phy->mt76, &dev->pm); 640 if (err) 641 return err; 642 643 if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls) { 644 err = mt7615_mcu_add_bss_info(phy, vif, sta, true); 645 if (err) 646 return err; 647 } 648 649 mt7615_mac_wtbl_update(dev, idx, 650 MT_WTBL_UPDATE_ADM_COUNT_CLEAR); 651 err = mt7615_mcu_sta_add(&dev->phy, vif, sta, true); 652 if (err) 653 return err; 654 655 mt76_connac_power_save_sched(phy->mt76, &dev->pm); 656 657 return err; 658 } 659 EXPORT_SYMBOL_GPL(mt7615_mac_sta_add); 660 661 void mt7615_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif, 662 struct ieee80211_sta *sta) 663 { 664 struct mt7615_dev *dev = container_of(mdev, struct mt7615_dev, mt76); 665 struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv; 666 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; 667 struct mt7615_phy *phy; 668 669 mt76_connac_free_pending_tx_skbs(&dev->pm, &msta->wcid); 670 671 phy = mvif->mt76.band_idx ? mt7615_ext_phy(dev) : &dev->phy; 672 mt76_connac_pm_wake(phy->mt76, &dev->pm); 673 674 mt7615_mcu_sta_add(&dev->phy, vif, sta, false); 675 mt7615_mac_wtbl_update(dev, msta->wcid.idx, 676 MT_WTBL_UPDATE_ADM_COUNT_CLEAR); 677 if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls) 678 mt7615_mcu_add_bss_info(phy, vif, sta, false); 679 680 spin_lock_bh(&dev->sta_poll_lock); 681 if (!list_empty(&msta->poll_list)) 682 list_del_init(&msta->poll_list); 683 spin_unlock_bh(&dev->sta_poll_lock); 684 685 mt76_connac_power_save_sched(phy->mt76, &dev->pm); 686 } 687 EXPORT_SYMBOL_GPL(mt7615_mac_sta_remove); 688 689 static void mt7615_sta_rate_tbl_update(struct ieee80211_hw *hw, 690 struct ieee80211_vif *vif, 691 struct ieee80211_sta *sta) 692 { 693 struct mt7615_dev *dev = mt7615_hw_dev(hw); 694 struct mt7615_phy *phy = mt7615_hw_phy(hw); 695 struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv; 696 struct ieee80211_sta_rates *sta_rates = rcu_dereference(sta->rates); 697 int i; 698 699 if (!sta_rates) 700 return; 701 702 spin_lock_bh(&dev->mt76.lock); 703 for (i = 0; i < ARRAY_SIZE(msta->rates); i++) { 704 msta->rates[i].idx = sta_rates->rate[i].idx; 705 msta->rates[i].count = sta_rates->rate[i].count; 706 msta->rates[i].flags = sta_rates->rate[i].flags; 707 708 if (msta->rates[i].idx < 0 || !msta->rates[i].count) 709 break; 710 } 711 msta->n_rates = i; 712 if (mt76_connac_pm_ref(phy->mt76, &dev->pm)) { 713 mt7615_mac_set_rates(phy, msta, NULL, msta->rates); 714 mt76_connac_pm_unref(phy->mt76, &dev->pm); 715 } 716 spin_unlock_bh(&dev->mt76.lock); 717 } 718 719 void mt7615_tx_worker(struct mt76_worker *w) 720 { 721 struct mt7615_dev *dev = container_of(w, struct mt7615_dev, 722 mt76.tx_worker); 723 724 if (!mt76_connac_pm_ref(&dev->mphy, &dev->pm)) { 725 queue_work(dev->mt76.wq, &dev->pm.wake_work); 726 return; 727 } 728 729 mt76_tx_worker_run(&dev->mt76); 730 mt76_connac_pm_unref(&dev->mphy, &dev->pm); 731 } 732 733 static void mt7615_tx(struct ieee80211_hw *hw, 734 struct ieee80211_tx_control *control, 735 struct sk_buff *skb) 736 { 737 struct mt7615_dev *dev = mt7615_hw_dev(hw); 738 struct mt76_phy *mphy = hw->priv; 739 struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); 740 struct ieee80211_vif *vif = info->control.vif; 741 struct mt76_wcid *wcid = &dev->mt76.global_wcid; 742 struct mt7615_sta *msta = NULL; 743 int qid; 744 745 if (control->sta) { 746 msta = (struct mt7615_sta *)control->sta->drv_priv; 747 wcid = &msta->wcid; 748 } 749 750 if (vif && !control->sta) { 751 struct mt7615_vif *mvif; 752 753 mvif = (struct mt7615_vif *)vif->drv_priv; 754 msta = &mvif->sta; 755 wcid = &msta->wcid; 756 } 757 758 if (mt76_connac_pm_ref(mphy, &dev->pm)) { 759 mt76_tx(mphy, control->sta, wcid, skb); 760 mt76_connac_pm_unref(mphy, &dev->pm); 761 return; 762 } 763 764 qid = skb_get_queue_mapping(skb); 765 if (qid >= MT_TXQ_PSD) { 766 qid = IEEE80211_AC_BE; 767 skb_set_queue_mapping(skb, qid); 768 } 769 770 mt76_connac_pm_queue_skb(hw, &dev->pm, wcid, skb); 771 } 772 773 static int mt7615_set_rts_threshold(struct ieee80211_hw *hw, u32 val) 774 { 775 struct mt7615_dev *dev = mt7615_hw_dev(hw); 776 struct mt7615_phy *phy = mt7615_hw_phy(hw); 777 int err, band = phy != &dev->phy; 778 779 mt7615_mutex_acquire(dev); 780 err = mt76_connac_mcu_set_rts_thresh(&dev->mt76, val, band); 781 mt7615_mutex_release(dev); 782 783 return err; 784 } 785 786 static int 787 mt7615_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 788 struct ieee80211_ampdu_params *params) 789 { 790 enum ieee80211_ampdu_mlme_action action = params->action; 791 struct mt7615_dev *dev = mt7615_hw_dev(hw); 792 struct ieee80211_sta *sta = params->sta; 793 struct ieee80211_txq *txq = sta->txq[params->tid]; 794 struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv; 795 u16 tid = params->tid; 796 u16 ssn = params->ssn; 797 struct mt76_txq *mtxq; 798 int ret = 0; 799 800 if (!txq) 801 return -EINVAL; 802 803 mtxq = (struct mt76_txq *)txq->drv_priv; 804 805 mt7615_mutex_acquire(dev); 806 807 switch (action) { 808 case IEEE80211_AMPDU_RX_START: 809 mt76_rx_aggr_start(&dev->mt76, &msta->wcid, tid, ssn, 810 params->buf_size); 811 ret = mt7615_mcu_add_rx_ba(dev, params, true); 812 break; 813 case IEEE80211_AMPDU_RX_STOP: 814 mt76_rx_aggr_stop(&dev->mt76, &msta->wcid, tid); 815 ret = mt7615_mcu_add_rx_ba(dev, params, false); 816 break; 817 case IEEE80211_AMPDU_TX_OPERATIONAL: 818 mtxq->aggr = true; 819 mtxq->send_bar = false; 820 ret = mt7615_mcu_add_tx_ba(dev, params, true); 821 ssn = mt7615_mac_get_sta_tid_sn(dev, msta->wcid.idx, tid); 822 ieee80211_send_bar(vif, sta->addr, tid, 823 IEEE80211_SN_TO_SEQ(ssn)); 824 break; 825 case IEEE80211_AMPDU_TX_STOP_FLUSH: 826 case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: 827 mtxq->aggr = false; 828 ret = mt7615_mcu_add_tx_ba(dev, params, false); 829 break; 830 case IEEE80211_AMPDU_TX_START: 831 ssn = mt7615_mac_get_sta_tid_sn(dev, msta->wcid.idx, tid); 832 params->ssn = ssn; 833 ret = IEEE80211_AMPDU_TX_START_IMMEDIATE; 834 break; 835 case IEEE80211_AMPDU_TX_STOP_CONT: 836 mtxq->aggr = false; 837 ret = mt7615_mcu_add_tx_ba(dev, params, false); 838 ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); 839 break; 840 } 841 mt7615_mutex_release(dev); 842 843 return ret; 844 } 845 846 static int 847 mt7615_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 848 struct ieee80211_sta *sta) 849 { 850 return mt76_sta_state(hw, vif, sta, IEEE80211_STA_NOTEXIST, 851 IEEE80211_STA_NONE); 852 } 853 854 static int 855 mt7615_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 856 struct ieee80211_sta *sta) 857 { 858 return mt76_sta_state(hw, vif, sta, IEEE80211_STA_NONE, 859 IEEE80211_STA_NOTEXIST); 860 } 861 862 static int 863 mt7615_get_stats(struct ieee80211_hw *hw, 864 struct ieee80211_low_level_stats *stats) 865 { 866 struct mt7615_phy *phy = mt7615_hw_phy(hw); 867 struct mib_stats *mib = &phy->mib; 868 869 mt7615_mutex_acquire(phy->dev); 870 871 stats->dot11RTSSuccessCount = mib->rts_cnt; 872 stats->dot11RTSFailureCount = mib->rts_retries_cnt; 873 stats->dot11FCSErrorCount = mib->fcs_err_cnt; 874 stats->dot11ACKFailureCount = mib->ack_fail_cnt; 875 876 mt7615_mutex_release(phy->dev); 877 878 return 0; 879 } 880 881 static u64 882 mt7615_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif) 883 { 884 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; 885 struct mt7615_dev *dev = mt7615_hw_dev(hw); 886 union { 887 u64 t64; 888 u32 t32[2]; 889 } tsf; 890 u16 idx = mvif->mt76.omac_idx; 891 u32 reg; 892 893 idx = idx > HW_BSSID_MAX ? HW_BSSID_0 : idx; 894 reg = idx > 1 ? MT_LPON_TCR2(idx): MT_LPON_TCR0(idx); 895 896 mt7615_mutex_acquire(dev); 897 898 /* TSF read */ 899 mt76_rmw(dev, reg, MT_LPON_TCR_MODE, MT_LPON_TCR_READ); 900 tsf.t32[0] = mt76_rr(dev, MT_LPON_UTTR0); 901 tsf.t32[1] = mt76_rr(dev, MT_LPON_UTTR1); 902 903 mt7615_mutex_release(dev); 904 905 return tsf.t64; 906 } 907 908 static void 909 mt7615_set_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 910 u64 timestamp) 911 { 912 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; 913 struct mt7615_dev *dev = mt7615_hw_dev(hw); 914 union { 915 u64 t64; 916 u32 t32[2]; 917 } tsf = { .t64 = timestamp, }; 918 u16 idx = mvif->mt76.omac_idx; 919 u32 reg; 920 921 idx = idx > HW_BSSID_MAX ? HW_BSSID_0 : idx; 922 reg = idx > 1 ? MT_LPON_TCR2(idx): MT_LPON_TCR0(idx); 923 924 mt7615_mutex_acquire(dev); 925 926 mt76_wr(dev, MT_LPON_UTTR0, tsf.t32[0]); 927 mt76_wr(dev, MT_LPON_UTTR1, tsf.t32[1]); 928 /* TSF software overwrite */ 929 mt76_rmw(dev, reg, MT_LPON_TCR_MODE, MT_LPON_TCR_WRITE); 930 931 mt7615_mutex_release(dev); 932 } 933 934 static void 935 mt7615_offset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 936 s64 timestamp) 937 { 938 struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; 939 struct mt7615_dev *dev = mt7615_hw_dev(hw); 940 union { 941 u64 t64; 942 u32 t32[2]; 943 } tsf = { .t64 = timestamp, }; 944 u16 idx = mvif->mt76.omac_idx; 945 u32 reg; 946 947 idx = idx > HW_BSSID_MAX ? HW_BSSID_0 : idx; 948 reg = idx > 1 ? MT_LPON_TCR2(idx): MT_LPON_TCR0(idx); 949 950 mt7615_mutex_acquire(dev); 951 952 mt76_wr(dev, MT_LPON_UTTR0, tsf.t32[0]); 953 mt76_wr(dev, MT_LPON_UTTR1, tsf.t32[1]); 954 /* TSF software adjust*/ 955 mt76_rmw(dev, reg, MT_LPON_TCR_MODE, MT_LPON_TCR_ADJUST); 956 957 mt7615_mutex_release(dev); 958 } 959 960 static void 961 mt7615_set_coverage_class(struct ieee80211_hw *hw, s16 coverage_class) 962 { 963 struct mt7615_phy *phy = mt7615_hw_phy(hw); 964 struct mt7615_dev *dev = phy->dev; 965 966 mt7615_mutex_acquire(dev); 967 phy->coverage_class = max_t(s16, coverage_class, 0); 968 mt7615_mac_set_timing(phy); 969 mt7615_mutex_release(dev); 970 } 971 972 static int 973 mt7615_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant) 974 { 975 struct mt7615_dev *dev = mt7615_hw_dev(hw); 976 struct mt7615_phy *phy = mt7615_hw_phy(hw); 977 int max_nss = hweight8(hw->wiphy->available_antennas_tx); 978 bool ext_phy = phy != &dev->phy; 979 980 if (!tx_ant || tx_ant != rx_ant || ffs(tx_ant) > max_nss) 981 return -EINVAL; 982 983 if ((BIT(hweight8(tx_ant)) - 1) != tx_ant) 984 tx_ant = BIT(ffs(tx_ant) - 1) - 1; 985 986 mt7615_mutex_acquire(dev); 987 988 phy->mt76->antenna_mask = tx_ant; 989 if (ext_phy) { 990 if (dev->chainmask == 0xf) 991 tx_ant <<= 2; 992 else 993 tx_ant <<= 1; 994 } 995 phy->mt76->chainmask = tx_ant; 996 997 mt76_set_stream_caps(phy->mt76, true); 998 999 mt7615_mutex_release(dev); 1000 1001 return 0; 1002 } 1003 1004 static void mt7615_roc_iter(void *priv, u8 *mac, 1005 struct ieee80211_vif *vif) 1006 { 1007 struct mt7615_phy *phy = priv; 1008 1009 mt7615_mcu_set_roc(phy, vif, NULL, 0); 1010 } 1011 1012 void mt7615_roc_work(struct work_struct *work) 1013 { 1014 struct mt7615_phy *phy; 1015 1016 phy = (struct mt7615_phy *)container_of(work, struct mt7615_phy, 1017 roc_work); 1018 1019 if (!test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state)) 1020 return; 1021 1022 mt7615_mutex_acquire(phy->dev); 1023 ieee80211_iterate_active_interfaces(phy->mt76->hw, 1024 IEEE80211_IFACE_ITER_RESUME_ALL, 1025 mt7615_roc_iter, phy); 1026 mt7615_mutex_release(phy->dev); 1027 ieee80211_remain_on_channel_expired(phy->mt76->hw); 1028 } 1029 1030 void mt7615_roc_timer(struct timer_list *timer) 1031 { 1032 struct mt7615_phy *phy = from_timer(phy, timer, roc_timer); 1033 1034 ieee80211_queue_work(phy->mt76->hw, &phy->roc_work); 1035 } 1036 1037 void mt7615_scan_work(struct work_struct *work) 1038 { 1039 struct mt7615_phy *phy; 1040 1041 phy = (struct mt7615_phy *)container_of(work, struct mt7615_phy, 1042 scan_work.work); 1043 1044 while (true) { 1045 struct mt7615_mcu_rxd *rxd; 1046 struct sk_buff *skb; 1047 1048 spin_lock_bh(&phy->dev->mt76.lock); 1049 skb = __skb_dequeue(&phy->scan_event_list); 1050 spin_unlock_bh(&phy->dev->mt76.lock); 1051 1052 if (!skb) 1053 break; 1054 1055 rxd = (struct mt7615_mcu_rxd *)skb->data; 1056 if (rxd->eid == MCU_EVENT_SCHED_SCAN_DONE) { 1057 ieee80211_sched_scan_results(phy->mt76->hw); 1058 } else if (test_and_clear_bit(MT76_HW_SCANNING, 1059 &phy->mt76->state)) { 1060 struct cfg80211_scan_info info = { 1061 .aborted = false, 1062 }; 1063 1064 ieee80211_scan_completed(phy->mt76->hw, &info); 1065 } 1066 dev_kfree_skb(skb); 1067 } 1068 } 1069 1070 static int 1071 mt7615_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 1072 struct ieee80211_scan_request *req) 1073 { 1074 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1075 struct mt76_phy *mphy = hw->priv; 1076 int err; 1077 1078 /* fall-back to sw-scan */ 1079 if (!mt7615_firmware_offload(dev)) 1080 return 1; 1081 1082 mt7615_mutex_acquire(dev); 1083 err = mt76_connac_mcu_hw_scan(mphy, vif, req); 1084 mt7615_mutex_release(dev); 1085 1086 return err; 1087 } 1088 1089 static void 1090 mt7615_cancel_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif) 1091 { 1092 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1093 struct mt76_phy *mphy = hw->priv; 1094 1095 mt7615_mutex_acquire(dev); 1096 mt76_connac_mcu_cancel_hw_scan(mphy, vif); 1097 mt7615_mutex_release(dev); 1098 } 1099 1100 static int 1101 mt7615_start_sched_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 1102 struct cfg80211_sched_scan_request *req, 1103 struct ieee80211_scan_ies *ies) 1104 { 1105 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1106 struct mt76_phy *mphy = hw->priv; 1107 int err; 1108 1109 if (!mt7615_firmware_offload(dev)) 1110 return -EOPNOTSUPP; 1111 1112 mt7615_mutex_acquire(dev); 1113 1114 err = mt76_connac_mcu_sched_scan_req(mphy, vif, req); 1115 if (err < 0) 1116 goto out; 1117 1118 err = mt76_connac_mcu_sched_scan_enable(mphy, vif, true); 1119 out: 1120 mt7615_mutex_release(dev); 1121 1122 return err; 1123 } 1124 1125 static int 1126 mt7615_stop_sched_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif) 1127 { 1128 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1129 struct mt76_phy *mphy = hw->priv; 1130 int err; 1131 1132 if (!mt7615_firmware_offload(dev)) 1133 return -EOPNOTSUPP; 1134 1135 mt7615_mutex_acquire(dev); 1136 err = mt76_connac_mcu_sched_scan_enable(mphy, vif, false); 1137 mt7615_mutex_release(dev); 1138 1139 return err; 1140 } 1141 1142 static int mt7615_remain_on_channel(struct ieee80211_hw *hw, 1143 struct ieee80211_vif *vif, 1144 struct ieee80211_channel *chan, 1145 int duration, 1146 enum ieee80211_roc_type type) 1147 { 1148 struct mt7615_phy *phy = mt7615_hw_phy(hw); 1149 int err; 1150 1151 if (test_and_set_bit(MT76_STATE_ROC, &phy->mt76->state)) 1152 return 0; 1153 1154 mt7615_mutex_acquire(phy->dev); 1155 1156 err = mt7615_mcu_set_roc(phy, vif, chan, duration); 1157 if (err < 0) { 1158 clear_bit(MT76_STATE_ROC, &phy->mt76->state); 1159 goto out; 1160 } 1161 1162 if (!wait_event_timeout(phy->roc_wait, phy->roc_grant, HZ)) { 1163 mt7615_mcu_set_roc(phy, vif, NULL, 0); 1164 clear_bit(MT76_STATE_ROC, &phy->mt76->state); 1165 err = -ETIMEDOUT; 1166 } 1167 1168 out: 1169 mt7615_mutex_release(phy->dev); 1170 1171 return err; 1172 } 1173 1174 static int mt7615_cancel_remain_on_channel(struct ieee80211_hw *hw, 1175 struct ieee80211_vif *vif) 1176 { 1177 struct mt7615_phy *phy = mt7615_hw_phy(hw); 1178 int err; 1179 1180 if (!test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state)) 1181 return 0; 1182 1183 del_timer_sync(&phy->roc_timer); 1184 cancel_work_sync(&phy->roc_work); 1185 1186 mt7615_mutex_acquire(phy->dev); 1187 err = mt7615_mcu_set_roc(phy, vif, NULL, 0); 1188 mt7615_mutex_release(phy->dev); 1189 1190 return err; 1191 } 1192 1193 static void mt7615_sta_set_decap_offload(struct ieee80211_hw *hw, 1194 struct ieee80211_vif *vif, 1195 struct ieee80211_sta *sta, 1196 bool enabled) 1197 { 1198 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1199 struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv; 1200 1201 mt7615_mutex_acquire(dev); 1202 1203 if (enabled) 1204 set_bit(MT_WCID_FLAG_HDR_TRANS, &msta->wcid.flags); 1205 else 1206 clear_bit(MT_WCID_FLAG_HDR_TRANS, &msta->wcid.flags); 1207 1208 mt7615_mcu_set_sta_decap_offload(dev, vif, sta); 1209 1210 mt7615_mutex_release(dev); 1211 } 1212 1213 #ifdef CONFIG_PM 1214 static int mt7615_suspend(struct ieee80211_hw *hw, 1215 struct cfg80211_wowlan *wowlan) 1216 { 1217 struct mt7615_phy *phy = mt7615_hw_phy(hw); 1218 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1219 int err = 0; 1220 1221 cancel_delayed_work_sync(&dev->pm.ps_work); 1222 mt76_connac_free_pending_tx_skbs(&dev->pm, NULL); 1223 1224 mt7615_mutex_acquire(dev); 1225 1226 clear_bit(MT76_STATE_RUNNING, &phy->mt76->state); 1227 cancel_delayed_work_sync(&phy->scan_work); 1228 cancel_delayed_work_sync(&phy->mt76->mac_work); 1229 1230 set_bit(MT76_STATE_SUSPEND, &phy->mt76->state); 1231 ieee80211_iterate_active_interfaces(hw, 1232 IEEE80211_IFACE_ITER_RESUME_ALL, 1233 mt76_connac_mcu_set_suspend_iter, 1234 phy->mt76); 1235 1236 if (!mt7615_dev_running(dev)) 1237 err = mt76_connac_mcu_set_hif_suspend(&dev->mt76, true); 1238 1239 mt7615_mutex_release(dev); 1240 1241 return err; 1242 } 1243 1244 static int mt7615_resume(struct ieee80211_hw *hw) 1245 { 1246 struct mt7615_phy *phy = mt7615_hw_phy(hw); 1247 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1248 unsigned long timeout; 1249 bool running; 1250 1251 mt7615_mutex_acquire(dev); 1252 1253 running = mt7615_dev_running(dev); 1254 set_bit(MT76_STATE_RUNNING, &phy->mt76->state); 1255 1256 if (!running) { 1257 int err; 1258 1259 err = mt76_connac_mcu_set_hif_suspend(&dev->mt76, false); 1260 if (err < 0) { 1261 mt7615_mutex_release(dev); 1262 return err; 1263 } 1264 } 1265 1266 clear_bit(MT76_STATE_SUSPEND, &phy->mt76->state); 1267 ieee80211_iterate_active_interfaces(hw, 1268 IEEE80211_IFACE_ITER_RESUME_ALL, 1269 mt76_connac_mcu_set_suspend_iter, 1270 phy->mt76); 1271 1272 timeout = mt7615_get_macwork_timeout(dev); 1273 ieee80211_queue_delayed_work(hw, &phy->mt76->mac_work, timeout); 1274 1275 mt7615_mutex_release(dev); 1276 1277 return 0; 1278 } 1279 1280 static void mt7615_set_wakeup(struct ieee80211_hw *hw, bool enabled) 1281 { 1282 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1283 struct mt76_dev *mdev = &dev->mt76; 1284 1285 device_set_wakeup_enable(mdev->dev, enabled); 1286 } 1287 1288 static void mt7615_set_rekey_data(struct ieee80211_hw *hw, 1289 struct ieee80211_vif *vif, 1290 struct cfg80211_gtk_rekey_data *data) 1291 { 1292 struct mt7615_dev *dev = mt7615_hw_dev(hw); 1293 1294 mt7615_mutex_acquire(dev); 1295 mt76_connac_mcu_update_gtk_rekey(hw, vif, data); 1296 mt7615_mutex_release(dev); 1297 } 1298 #endif /* CONFIG_PM */ 1299 1300 const struct ieee80211_ops mt7615_ops = { 1301 .tx = mt7615_tx, 1302 .start = mt7615_start, 1303 .stop = mt7615_stop, 1304 .add_interface = mt7615_add_interface, 1305 .remove_interface = mt7615_remove_interface, 1306 .config = mt7615_config, 1307 .conf_tx = mt7615_conf_tx, 1308 .configure_filter = mt7615_configure_filter, 1309 .bss_info_changed = mt7615_bss_info_changed, 1310 .sta_add = mt7615_sta_add, 1311 .sta_remove = mt7615_sta_remove, 1312 .sta_pre_rcu_remove = mt76_sta_pre_rcu_remove, 1313 .set_key = mt7615_set_key, 1314 .sta_set_decap_offload = mt7615_sta_set_decap_offload, 1315 .ampdu_action = mt7615_ampdu_action, 1316 .set_rts_threshold = mt7615_set_rts_threshold, 1317 .wake_tx_queue = mt76_wake_tx_queue, 1318 .sta_rate_tbl_update = mt7615_sta_rate_tbl_update, 1319 .sw_scan_start = mt76_sw_scan, 1320 .sw_scan_complete = mt76_sw_scan_complete, 1321 .release_buffered_frames = mt76_release_buffered_frames, 1322 .get_txpower = mt76_get_txpower, 1323 .channel_switch_beacon = mt7615_channel_switch_beacon, 1324 .get_stats = mt7615_get_stats, 1325 .get_tsf = mt7615_get_tsf, 1326 .set_tsf = mt7615_set_tsf, 1327 .offset_tsf = mt7615_offset_tsf, 1328 .get_survey = mt76_get_survey, 1329 .get_antenna = mt76_get_antenna, 1330 .set_antenna = mt7615_set_antenna, 1331 .set_coverage_class = mt7615_set_coverage_class, 1332 .hw_scan = mt7615_hw_scan, 1333 .cancel_hw_scan = mt7615_cancel_hw_scan, 1334 .sched_scan_start = mt7615_start_sched_scan, 1335 .sched_scan_stop = mt7615_stop_sched_scan, 1336 .remain_on_channel = mt7615_remain_on_channel, 1337 .cancel_remain_on_channel = mt7615_cancel_remain_on_channel, 1338 CFG80211_TESTMODE_CMD(mt76_testmode_cmd) 1339 CFG80211_TESTMODE_DUMP(mt76_testmode_dump) 1340 #ifdef CONFIG_PM 1341 .suspend = mt7615_suspend, 1342 .resume = mt7615_resume, 1343 .set_wakeup = mt7615_set_wakeup, 1344 .set_rekey_data = mt7615_set_rekey_data, 1345 #endif /* CONFIG_PM */ 1346 .set_sar_specs = mt7615_set_sar_specs, 1347 }; 1348 EXPORT_SYMBOL_GPL(mt7615_ops); 1349 1350 MODULE_LICENSE("Dual BSD/GPL"); 1351