1 // SPDX-License-Identifier: ISC 2 /* Copyright (C) 2023 MediaTek Inc. */ 3 4 #include <linux/fs.h> 5 #include <linux/firmware.h> 6 #include "mt7925.h" 7 #include "mcu.h" 8 #include "mac.h" 9 10 #define MT_STA_BFER BIT(0) 11 #define MT_STA_BFEE BIT(1) 12 13 static bool mt7925_disable_clc; 14 module_param_named(disable_clc, mt7925_disable_clc, bool, 0644); 15 MODULE_PARM_DESC(disable_clc, "disable CLC support"); 16 17 int mt7925_mcu_parse_response(struct mt76_dev *mdev, int cmd, 18 struct sk_buff *skb, int seq) 19 { 20 int mcu_cmd = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); 21 struct mt7925_mcu_rxd *rxd; 22 int ret = 0; 23 24 if (!skb) { 25 dev_err(mdev->dev, "Message %08x (seq %d) timeout\n", cmd, seq); 26 mt792x_reset(mdev); 27 28 return -ETIMEDOUT; 29 } 30 31 rxd = (struct mt7925_mcu_rxd *)skb->data; 32 if (seq != rxd->seq) 33 return -EAGAIN; 34 35 if (cmd == MCU_CMD(PATCH_SEM_CONTROL) || 36 cmd == MCU_CMD(PATCH_FINISH_REQ)) { 37 skb_pull(skb, sizeof(*rxd) - 4); 38 ret = *skb->data; 39 } else if (cmd == MCU_UNI_CMD(DEV_INFO_UPDATE) || 40 cmd == MCU_UNI_CMD(BSS_INFO_UPDATE) || 41 cmd == MCU_UNI_CMD(STA_REC_UPDATE) || 42 cmd == MCU_UNI_CMD(HIF_CTRL) || 43 cmd == MCU_UNI_CMD(OFFLOAD) || 44 cmd == MCU_UNI_CMD(SUSPEND)) { 45 struct mt7925_mcu_uni_event *event; 46 47 skb_pull(skb, sizeof(*rxd)); 48 event = (struct mt7925_mcu_uni_event *)skb->data; 49 ret = le32_to_cpu(event->status); 50 /* skip invalid event */ 51 if (mcu_cmd != event->cid) 52 ret = -EAGAIN; 53 } else { 54 skb_pull(skb, sizeof(*rxd)); 55 } 56 57 return ret; 58 } 59 EXPORT_SYMBOL_GPL(mt7925_mcu_parse_response); 60 61 int mt7925_mcu_regval(struct mt792x_dev *dev, u32 regidx, u32 *val, bool set) 62 { 63 #define MT_RF_REG_HDR GENMASK(31, 24) 64 #define MT_RF_REG_ANT GENMASK(23, 16) 65 #define RF_REG_PREFIX 0x99 66 struct { 67 u8 __rsv[4]; 68 union { 69 struct uni_cmd_access_reg_basic { 70 __le16 tag; 71 __le16 len; 72 __le32 idx; 73 __le32 data; 74 } __packed reg; 75 struct uni_cmd_access_rf_reg_basic { 76 __le16 tag; 77 __le16 len; 78 __le16 ant; 79 u8 __rsv[2]; 80 __le32 idx; 81 __le32 data; 82 } __packed rf_reg; 83 }; 84 } __packed * res, req; 85 struct sk_buff *skb; 86 int ret; 87 88 if (u32_get_bits(regidx, MT_RF_REG_HDR) == RF_REG_PREFIX) { 89 req.rf_reg.tag = cpu_to_le16(UNI_CMD_ACCESS_RF_REG_BASIC); 90 req.rf_reg.len = cpu_to_le16(sizeof(req.rf_reg)); 91 req.rf_reg.ant = cpu_to_le16(u32_get_bits(regidx, MT_RF_REG_ANT)); 92 req.rf_reg.idx = cpu_to_le32(regidx); 93 req.rf_reg.data = set ? cpu_to_le32(*val) : 0; 94 } else { 95 req.reg.tag = cpu_to_le16(UNI_CMD_ACCESS_REG_BASIC); 96 req.reg.len = cpu_to_le16(sizeof(req.reg)); 97 req.reg.idx = cpu_to_le32(regidx); 98 req.reg.data = set ? cpu_to_le32(*val) : 0; 99 } 100 101 if (set) 102 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(REG_ACCESS), 103 &req, sizeof(req), true); 104 105 ret = mt76_mcu_send_and_get_msg(&dev->mt76, 106 MCU_WM_UNI_CMD_QUERY(REG_ACCESS), 107 &req, sizeof(req), true, &skb); 108 if (ret) 109 return ret; 110 111 res = (void *)skb->data; 112 if (u32_get_bits(regidx, MT_RF_REG_HDR) == RF_REG_PREFIX) 113 *val = le32_to_cpu(res->rf_reg.data); 114 else 115 *val = le32_to_cpu(res->reg.data); 116 117 dev_kfree_skb(skb); 118 119 return 0; 120 } 121 EXPORT_SYMBOL_GPL(mt7925_mcu_regval); 122 123 int mt7925_mcu_update_arp_filter(struct mt76_dev *dev, 124 struct mt76_vif *vif, 125 struct ieee80211_bss_conf *info) 126 { 127 struct ieee80211_vif *mvif = container_of(info, struct ieee80211_vif, 128 bss_conf); 129 struct sk_buff *skb; 130 int i, len = min_t(int, mvif->cfg.arp_addr_cnt, 131 IEEE80211_BSS_ARP_ADDR_LIST_LEN); 132 struct { 133 struct { 134 u8 bss_idx; 135 u8 pad[3]; 136 } __packed hdr; 137 struct mt7925_arpns_tlv arp; 138 } req = { 139 .hdr = { 140 .bss_idx = vif->idx, 141 }, 142 .arp = { 143 .tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_ARP), 144 .len = cpu_to_le16(sizeof(req) - 4 + len * 2 * sizeof(__be32)), 145 .ips_num = len, 146 .enable = true, 147 }, 148 }; 149 150 skb = mt76_mcu_msg_alloc(dev, NULL, sizeof(req) + len * 2 * sizeof(__be32)); 151 if (!skb) 152 return -ENOMEM; 153 154 skb_put_data(skb, &req, sizeof(req)); 155 for (i = 0; i < len; i++) { 156 skb_put_data(skb, &mvif->cfg.arp_addr_list[i], sizeof(__be32)); 157 skb_put_zero(skb, sizeof(__be32)); 158 } 159 160 return mt76_mcu_skb_send_msg(dev, skb, MCU_UNI_CMD(OFFLOAD), true); 161 } 162 163 #ifdef CONFIG_PM 164 static int 165 mt7925_connac_mcu_set_wow_ctrl(struct mt76_phy *phy, struct ieee80211_vif *vif, 166 bool suspend, struct cfg80211_wowlan *wowlan) 167 { 168 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 169 struct mt76_dev *dev = phy->dev; 170 struct { 171 struct { 172 u8 bss_idx; 173 u8 pad[3]; 174 } __packed hdr; 175 struct mt76_connac_wow_ctrl_tlv wow_ctrl_tlv; 176 struct mt76_connac_wow_gpio_param_tlv gpio_tlv; 177 } req = { 178 .hdr = { 179 .bss_idx = mvif->idx, 180 }, 181 .wow_ctrl_tlv = { 182 .tag = cpu_to_le16(UNI_SUSPEND_WOW_CTRL), 183 .len = cpu_to_le16(sizeof(struct mt76_connac_wow_ctrl_tlv)), 184 .cmd = suspend ? 1 : 2, 185 }, 186 .gpio_tlv = { 187 .tag = cpu_to_le16(UNI_SUSPEND_WOW_GPIO_PARAM), 188 .len = cpu_to_le16(sizeof(struct mt76_connac_wow_gpio_param_tlv)), 189 .gpio_pin = 0xff, /* follow fw about GPIO pin */ 190 }, 191 }; 192 193 if (wowlan->magic_pkt) 194 req.wow_ctrl_tlv.trigger |= UNI_WOW_DETECT_TYPE_MAGIC; 195 if (wowlan->disconnect) 196 req.wow_ctrl_tlv.trigger |= (UNI_WOW_DETECT_TYPE_DISCONNECT | 197 UNI_WOW_DETECT_TYPE_BCN_LOST); 198 if (wowlan->nd_config) { 199 mt7925_mcu_sched_scan_req(phy, vif, wowlan->nd_config); 200 req.wow_ctrl_tlv.trigger |= UNI_WOW_DETECT_TYPE_SCH_SCAN_HIT; 201 mt7925_mcu_sched_scan_enable(phy, vif, suspend); 202 } 203 if (wowlan->n_patterns) 204 req.wow_ctrl_tlv.trigger |= UNI_WOW_DETECT_TYPE_BITMAP; 205 206 if (mt76_is_mmio(dev)) 207 req.wow_ctrl_tlv.wakeup_hif = WOW_PCIE; 208 else if (mt76_is_usb(dev)) 209 req.wow_ctrl_tlv.wakeup_hif = WOW_USB; 210 else if (mt76_is_sdio(dev)) 211 req.wow_ctrl_tlv.wakeup_hif = WOW_GPIO; 212 213 return mt76_mcu_send_msg(dev, MCU_UNI_CMD(SUSPEND), &req, 214 sizeof(req), true); 215 } 216 217 static int 218 mt7925_mcu_set_wow_pattern(struct mt76_dev *dev, 219 struct ieee80211_vif *vif, 220 u8 index, bool enable, 221 struct cfg80211_pkt_pattern *pattern) 222 { 223 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 224 struct mt7925_wow_pattern_tlv *tlv; 225 struct sk_buff *skb; 226 struct { 227 u8 bss_idx; 228 u8 pad[3]; 229 } __packed hdr = { 230 .bss_idx = mvif->idx, 231 }; 232 233 skb = mt76_mcu_msg_alloc(dev, NULL, sizeof(hdr) + sizeof(*tlv)); 234 if (!skb) 235 return -ENOMEM; 236 237 skb_put_data(skb, &hdr, sizeof(hdr)); 238 tlv = (struct mt7925_wow_pattern_tlv *)skb_put(skb, sizeof(*tlv)); 239 tlv->tag = cpu_to_le16(UNI_SUSPEND_WOW_PATTERN); 240 tlv->len = cpu_to_le16(sizeof(*tlv)); 241 tlv->bss_idx = 0xF; 242 tlv->data_len = pattern->pattern_len; 243 tlv->enable = enable; 244 tlv->index = index; 245 tlv->offset = 0; 246 247 memcpy(tlv->pattern, pattern->pattern, pattern->pattern_len); 248 memcpy(tlv->mask, pattern->mask, DIV_ROUND_UP(pattern->pattern_len, 8)); 249 250 return mt76_mcu_skb_send_msg(dev, skb, MCU_UNI_CMD(SUSPEND), true); 251 } 252 253 void mt7925_mcu_set_suspend_iter(void *priv, u8 *mac, 254 struct ieee80211_vif *vif) 255 { 256 struct mt76_phy *phy = priv; 257 bool suspend = !test_bit(MT76_STATE_RUNNING, &phy->state); 258 struct ieee80211_hw *hw = phy->hw; 259 struct cfg80211_wowlan *wowlan = hw->wiphy->wowlan_config; 260 int i; 261 262 mt76_connac_mcu_set_gtk_rekey(phy->dev, vif, suspend); 263 264 mt76_connac_mcu_set_suspend_mode(phy->dev, vif, suspend, 1, true); 265 266 for (i = 0; i < wowlan->n_patterns; i++) 267 mt7925_mcu_set_wow_pattern(phy->dev, vif, i, suspend, 268 &wowlan->patterns[i]); 269 mt7925_connac_mcu_set_wow_ctrl(phy, vif, suspend, wowlan); 270 } 271 272 #endif /* CONFIG_PM */ 273 274 static void 275 mt7925_mcu_connection_loss_iter(void *priv, u8 *mac, 276 struct ieee80211_vif *vif) 277 { 278 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 279 struct mt7925_uni_beacon_loss_event *event = priv; 280 281 if (mvif->idx != event->hdr.bss_idx) 282 return; 283 284 if (!(vif->driver_flags & IEEE80211_VIF_BEACON_FILTER) || 285 vif->type != NL80211_IFTYPE_STATION) 286 return; 287 288 ieee80211_connection_loss(vif); 289 } 290 291 static void 292 mt7925_mcu_connection_loss_event(struct mt792x_dev *dev, struct sk_buff *skb) 293 { 294 struct mt7925_uni_beacon_loss_event *event; 295 struct mt76_phy *mphy = &dev->mt76.phy; 296 297 skb_pull(skb, sizeof(struct mt7925_mcu_rxd)); 298 event = (struct mt7925_uni_beacon_loss_event *)skb->data; 299 300 ieee80211_iterate_active_interfaces_atomic(mphy->hw, 301 IEEE80211_IFACE_ITER_RESUME_ALL, 302 mt7925_mcu_connection_loss_iter, event); 303 } 304 305 static void 306 mt7925_mcu_roc_iter(void *priv, u8 *mac, struct ieee80211_vif *vif) 307 { 308 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 309 struct mt7925_roc_grant_tlv *grant = priv; 310 311 if (mvif->idx != grant->bss_idx) 312 return; 313 314 mvif->band_idx = grant->dbdcband; 315 } 316 317 static void 318 mt7925_mcu_uni_roc_event(struct mt792x_dev *dev, struct sk_buff *skb) 319 { 320 struct ieee80211_hw *hw = dev->mt76.hw; 321 struct mt7925_roc_grant_tlv *grant; 322 struct mt7925_mcu_rxd *rxd; 323 int duration; 324 325 rxd = (struct mt7925_mcu_rxd *)skb->data; 326 grant = (struct mt7925_roc_grant_tlv *)(rxd->tlv + 4); 327 328 /* should never happen */ 329 WARN_ON_ONCE((le16_to_cpu(grant->tag) != UNI_EVENT_ROC_GRANT)); 330 331 if (grant->reqtype == MT7925_ROC_REQ_ROC) 332 ieee80211_ready_on_channel(hw); 333 else if (grant->reqtype == MT7925_ROC_REQ_JOIN) 334 ieee80211_iterate_active_interfaces_atomic(hw, 335 IEEE80211_IFACE_ITER_RESUME_ALL, 336 mt7925_mcu_roc_iter, grant); 337 dev->phy.roc_grant = true; 338 wake_up(&dev->phy.roc_wait); 339 duration = le32_to_cpu(grant->max_interval); 340 mod_timer(&dev->phy.roc_timer, 341 jiffies + msecs_to_jiffies(duration)); 342 } 343 344 static void 345 mt7925_mcu_scan_event(struct mt792x_dev *dev, struct sk_buff *skb) 346 { 347 struct mt76_phy *mphy = &dev->mt76.phy; 348 struct mt792x_phy *phy = (struct mt792x_phy *)mphy->priv; 349 350 spin_lock_bh(&dev->mt76.lock); 351 __skb_queue_tail(&phy->scan_event_list, skb); 352 spin_unlock_bh(&dev->mt76.lock); 353 354 ieee80211_queue_delayed_work(mphy->hw, &phy->scan_work, 355 MT792x_HW_SCAN_TIMEOUT); 356 } 357 358 static void 359 mt7925_mcu_tx_done_event(struct mt792x_dev *dev, struct sk_buff *skb) 360 { 361 #define UNI_EVENT_TX_DONE_MSG 0 362 #define UNI_EVENT_TX_DONE_RAW 1 363 struct mt7925_mcu_txs_event { 364 u8 ver; 365 u8 rsv[3]; 366 u8 data[0]; 367 } __packed * txs; 368 struct tlv *tlv; 369 u32 tlv_len; 370 371 skb_pull(skb, sizeof(struct mt7925_mcu_rxd) + 4); 372 tlv = (struct tlv *)skb->data; 373 tlv_len = skb->len; 374 375 while (tlv_len > 0 && le16_to_cpu(tlv->len) <= tlv_len) { 376 switch (le16_to_cpu(tlv->tag)) { 377 case UNI_EVENT_TX_DONE_RAW: 378 txs = (struct mt7925_mcu_txs_event *)tlv->data; 379 mt7925_mac_add_txs(dev, txs->data); 380 break; 381 default: 382 break; 383 } 384 tlv_len -= le16_to_cpu(tlv->len); 385 tlv = (struct tlv *)((char *)(tlv) + le16_to_cpu(tlv->len)); 386 } 387 } 388 389 static void 390 mt7925_mcu_uni_debug_msg_event(struct mt792x_dev *dev, struct sk_buff *skb) 391 { 392 struct mt7925_uni_debug_msg { 393 __le16 tag; 394 __le16 len; 395 u8 fmt; 396 u8 rsv[3]; 397 u8 id; 398 u8 type:3; 399 u8 nr_args:5; 400 union { 401 struct idxlog { 402 __le16 rsv; 403 __le32 ts; 404 __le32 idx; 405 u8 data[]; 406 } __packed idx; 407 struct txtlog { 408 u8 len; 409 u8 rsv; 410 __le32 ts; 411 u8 data[]; 412 } __packed txt; 413 }; 414 } __packed * hdr; 415 416 skb_pull(skb, sizeof(struct mt7925_mcu_rxd) + 4); 417 hdr = (struct mt7925_uni_debug_msg *)skb->data; 418 419 if (hdr->id == 0x28) { 420 skb_pull(skb, offsetof(struct mt7925_uni_debug_msg, id)); 421 wiphy_info(mt76_hw(dev)->wiphy, "%.*s", skb->len, skb->data); 422 return; 423 } else if (hdr->id != 0xa8) { 424 return; 425 } 426 427 if (hdr->type == 0) { /* idx log */ 428 int i, ret, len = PAGE_SIZE - 1, nr_val; 429 struct page *page = dev_alloc_pages(get_order(len)); 430 __le32 *val; 431 char *buf, *cur; 432 433 if (!page) 434 return; 435 436 buf = page_address(page); 437 cur = buf; 438 439 nr_val = (le16_to_cpu(hdr->len) - sizeof(*hdr)) / 4; 440 val = (__le32 *)hdr->idx.data; 441 for (i = 0; i < nr_val && len > 0; i++) { 442 ret = snprintf(cur, len, "0x%x,", le32_to_cpu(val[i])); 443 if (ret <= 0) 444 break; 445 446 cur += ret; 447 len -= ret; 448 } 449 if (cur > buf) 450 wiphy_info(mt76_hw(dev)->wiphy, "idx: 0x%X,%d,%s", 451 le32_to_cpu(hdr->idx.idx), nr_val, buf); 452 put_page(page); 453 } else if (hdr->type == 2) { /* str log */ 454 wiphy_info(mt76_hw(dev)->wiphy, "%.*s", hdr->txt.len, hdr->txt.data); 455 } 456 } 457 458 static void 459 mt7925_mcu_uni_rx_unsolicited_event(struct mt792x_dev *dev, 460 struct sk_buff *skb) 461 { 462 struct mt7925_mcu_rxd *rxd; 463 464 rxd = (struct mt7925_mcu_rxd *)skb->data; 465 466 switch (rxd->eid) { 467 case MCU_UNI_EVENT_FW_LOG_2_HOST: 468 mt7925_mcu_uni_debug_msg_event(dev, skb); 469 break; 470 case MCU_UNI_EVENT_ROC: 471 mt7925_mcu_uni_roc_event(dev, skb); 472 break; 473 case MCU_UNI_EVENT_SCAN_DONE: 474 mt7925_mcu_scan_event(dev, skb); 475 return; 476 case MCU_UNI_EVENT_TX_DONE: 477 mt7925_mcu_tx_done_event(dev, skb); 478 break; 479 case MCU_UNI_EVENT_BSS_BEACON_LOSS: 480 mt7925_mcu_connection_loss_event(dev, skb); 481 break; 482 case MCU_UNI_EVENT_COREDUMP: 483 dev->fw_assert = true; 484 mt76_connac_mcu_coredump_event(&dev->mt76, skb, &dev->coredump); 485 return; 486 default: 487 break; 488 } 489 dev_kfree_skb(skb); 490 } 491 492 void mt7925_mcu_rx_event(struct mt792x_dev *dev, struct sk_buff *skb) 493 { 494 struct mt7925_mcu_rxd *rxd = (struct mt7925_mcu_rxd *)skb->data; 495 496 if (skb_linearize(skb)) 497 return; 498 499 if (rxd->option & MCU_UNI_CMD_UNSOLICITED_EVENT) { 500 mt7925_mcu_uni_rx_unsolicited_event(dev, skb); 501 return; 502 } 503 504 mt76_mcu_rx_event(&dev->mt76, skb); 505 } 506 507 static int 508 mt7925_mcu_sta_ba(struct mt76_dev *dev, struct mt76_vif *mvif, 509 struct ieee80211_ampdu_params *params, 510 bool enable, bool tx) 511 { 512 struct mt76_wcid *wcid = (struct mt76_wcid *)params->sta->drv_priv; 513 struct sta_rec_ba_uni *ba; 514 struct sk_buff *skb; 515 struct tlv *tlv; 516 int len; 517 518 len = sizeof(struct sta_req_hdr) + sizeof(*ba); 519 skb = __mt76_connac_mcu_alloc_sta_req(dev, mvif, wcid, 520 len); 521 if (IS_ERR(skb)) 522 return PTR_ERR(skb); 523 524 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BA, sizeof(*ba)); 525 526 ba = (struct sta_rec_ba_uni *)tlv; 527 ba->ba_type = tx ? MT_BA_TYPE_ORIGINATOR : MT_BA_TYPE_RECIPIENT; 528 ba->winsize = cpu_to_le16(params->buf_size); 529 ba->ssn = cpu_to_le16(params->ssn); 530 ba->ba_en = enable << params->tid; 531 ba->amsdu = params->amsdu; 532 ba->tid = params->tid; 533 534 return mt76_mcu_skb_send_msg(dev, skb, 535 MCU_UNI_CMD(STA_REC_UPDATE), true); 536 } 537 538 /** starec & wtbl **/ 539 int mt7925_mcu_uni_tx_ba(struct mt792x_dev *dev, 540 struct ieee80211_ampdu_params *params, 541 bool enable) 542 { 543 struct mt792x_sta *msta = (struct mt792x_sta *)params->sta->drv_priv; 544 struct mt792x_vif *mvif = msta->vif; 545 546 if (enable && !params->amsdu) 547 msta->wcid.amsdu = false; 548 549 return mt7925_mcu_sta_ba(&dev->mt76, &mvif->mt76, params, 550 enable, true); 551 } 552 553 int mt7925_mcu_uni_rx_ba(struct mt792x_dev *dev, 554 struct ieee80211_ampdu_params *params, 555 bool enable) 556 { 557 struct mt792x_sta *msta = (struct mt792x_sta *)params->sta->drv_priv; 558 struct mt792x_vif *mvif = msta->vif; 559 560 return mt7925_mcu_sta_ba(&dev->mt76, &mvif->mt76, params, 561 enable, false); 562 } 563 564 static int mt7925_load_clc(struct mt792x_dev *dev, const char *fw_name) 565 { 566 const struct mt76_connac2_fw_trailer *hdr; 567 const struct mt76_connac2_fw_region *region; 568 const struct mt7925_clc *clc; 569 struct mt76_dev *mdev = &dev->mt76; 570 struct mt792x_phy *phy = &dev->phy; 571 const struct firmware *fw; 572 int ret, i, len, offset = 0; 573 u8 *clc_base = NULL; 574 575 if (mt7925_disable_clc || 576 mt76_is_usb(&dev->mt76)) 577 return 0; 578 579 ret = request_firmware(&fw, fw_name, mdev->dev); 580 if (ret) 581 return ret; 582 583 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 584 dev_err(mdev->dev, "Invalid firmware\n"); 585 ret = -EINVAL; 586 goto out; 587 } 588 589 hdr = (const void *)(fw->data + fw->size - sizeof(*hdr)); 590 for (i = 0; i < hdr->n_region; i++) { 591 region = (const void *)((const u8 *)hdr - 592 (hdr->n_region - i) * sizeof(*region)); 593 len = le32_to_cpu(region->len); 594 595 /* check if we have valid buffer size */ 596 if (offset + len > fw->size) { 597 dev_err(mdev->dev, "Invalid firmware region\n"); 598 ret = -EINVAL; 599 goto out; 600 } 601 602 if ((region->feature_set & FW_FEATURE_NON_DL) && 603 region->type == FW_TYPE_CLC) { 604 clc_base = (u8 *)(fw->data + offset); 605 break; 606 } 607 offset += len; 608 } 609 610 if (!clc_base) 611 goto out; 612 613 for (offset = 0; offset < len; offset += le32_to_cpu(clc->len)) { 614 clc = (const struct mt7925_clc *)(clc_base + offset); 615 616 /* do not init buf again if chip reset triggered */ 617 if (phy->clc[clc->idx]) 618 continue; 619 620 phy->clc[clc->idx] = devm_kmemdup(mdev->dev, clc, 621 le32_to_cpu(clc->len), 622 GFP_KERNEL); 623 624 if (!phy->clc[clc->idx]) { 625 ret = -ENOMEM; 626 goto out; 627 } 628 } 629 630 ret = mt7925_mcu_set_clc(dev, "00", ENVIRON_INDOOR); 631 out: 632 release_firmware(fw); 633 634 return ret; 635 } 636 637 int mt7925_mcu_fw_log_2_host(struct mt792x_dev *dev, u8 ctrl) 638 { 639 struct { 640 u8 _rsv[4]; 641 642 __le16 tag; 643 __le16 len; 644 u8 ctrl; 645 u8 interval; 646 u8 _rsv2[2]; 647 } __packed req = { 648 .tag = cpu_to_le16(UNI_WSYS_CONFIG_FW_LOG_CTRL), 649 .len = cpu_to_le16(sizeof(req) - 4), 650 .ctrl = ctrl, 651 }; 652 int ret; 653 654 ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_UNI_CMD(WSYS_CONFIG), 655 &req, sizeof(req), false, NULL); 656 return ret; 657 } 658 659 static void 660 mt7925_mcu_parse_phy_cap(struct mt792x_dev *dev, char *data) 661 { 662 struct mt76_phy *mphy = &dev->mt76.phy; 663 struct mt76_dev *mdev = mphy->dev; 664 struct mt7925_mcu_phy_cap { 665 u8 ht; 666 u8 vht; 667 u8 _5g; 668 u8 max_bw; 669 u8 nss; 670 u8 dbdc; 671 u8 tx_ldpc; 672 u8 rx_ldpc; 673 u8 tx_stbc; 674 u8 rx_stbc; 675 u8 hw_path; 676 u8 he; 677 u8 eht; 678 } __packed * cap; 679 enum { 680 WF0_24G, 681 WF0_5G 682 }; 683 684 cap = (struct mt7925_mcu_phy_cap *)data; 685 686 mdev->phy.antenna_mask = BIT(cap->nss) - 1; 687 mdev->phy.chainmask = mdev->phy.antenna_mask; 688 mdev->phy.cap.has_2ghz = cap->hw_path & BIT(WF0_24G); 689 mdev->phy.cap.has_5ghz = cap->hw_path & BIT(WF0_5G); 690 dev->has_eht = cap->eht; 691 } 692 693 static int 694 mt7925_mcu_get_nic_capability(struct mt792x_dev *dev) 695 { 696 struct mt76_phy *mphy = &dev->mt76.phy; 697 struct { 698 u8 _rsv[4]; 699 700 __le16 tag; 701 __le16 len; 702 } __packed req = { 703 .tag = cpu_to_le16(UNI_CHIP_CONFIG_NIC_CAPA), 704 .len = cpu_to_le16(sizeof(req) - 4), 705 }; 706 struct mt76_connac_cap_hdr { 707 __le16 n_element; 708 u8 rsv[2]; 709 } __packed * hdr; 710 struct sk_buff *skb; 711 int ret, i; 712 713 ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_UNI_CMD(CHIP_CONFIG), 714 &req, sizeof(req), true, &skb); 715 if (ret) 716 return ret; 717 718 hdr = (struct mt76_connac_cap_hdr *)skb->data; 719 if (skb->len < sizeof(*hdr)) { 720 ret = -EINVAL; 721 goto out; 722 } 723 724 skb_pull(skb, sizeof(*hdr)); 725 726 for (i = 0; i < le16_to_cpu(hdr->n_element); i++) { 727 struct tlv *tlv = (struct tlv *)skb->data; 728 int len; 729 730 if (skb->len < sizeof(*tlv)) 731 break; 732 733 len = le16_to_cpu(tlv->len); 734 if (skb->len < len) 735 break; 736 737 switch (le16_to_cpu(tlv->tag)) { 738 case MT_NIC_CAP_6G: 739 mphy->cap.has_6ghz = !!tlv->data[0]; 740 break; 741 case MT_NIC_CAP_MAC_ADDR: 742 memcpy(mphy->macaddr, (void *)tlv->data, ETH_ALEN); 743 break; 744 case MT_NIC_CAP_PHY: 745 mt7925_mcu_parse_phy_cap(dev, tlv->data); 746 break; 747 default: 748 break; 749 } 750 skb_pull(skb, len); 751 } 752 out: 753 dev_kfree_skb(skb); 754 return ret; 755 } 756 757 int mt7925_mcu_chip_config(struct mt792x_dev *dev, const char *cmd) 758 { 759 u16 len = strlen(cmd) + 1; 760 struct { 761 u8 _rsv[4]; 762 __le16 tag; 763 __le16 len; 764 struct mt76_connac_config config; 765 } __packed req = { 766 .tag = cpu_to_le16(UNI_CHIP_CONFIG_CHIP_CFG), 767 .len = cpu_to_le16(sizeof(req) - 4), 768 .config = { 769 .resp_type = 0, 770 .type = 0, 771 .data_size = cpu_to_le16(len), 772 }, 773 }; 774 775 memcpy(req.config.data, cmd, len); 776 777 return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(CHIP_CONFIG), 778 &req, sizeof(req), false); 779 } 780 781 int mt7925_mcu_set_deep_sleep(struct mt792x_dev *dev, bool enable) 782 { 783 char cmd[16]; 784 785 snprintf(cmd, sizeof(cmd), "KeepFullPwr %d", !enable); 786 787 return mt7925_mcu_chip_config(dev, cmd); 788 } 789 EXPORT_SYMBOL_GPL(mt7925_mcu_set_deep_sleep); 790 791 int mt7925_run_firmware(struct mt792x_dev *dev) 792 { 793 int err; 794 795 err = mt792x_load_firmware(dev); 796 if (err) 797 return err; 798 799 err = mt7925_mcu_get_nic_capability(dev); 800 if (err) 801 return err; 802 803 set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); 804 err = mt7925_load_clc(dev, mt792x_ram_name(dev)); 805 if (err) 806 return err; 807 808 return mt7925_mcu_fw_log_2_host(dev, 1); 809 } 810 EXPORT_SYMBOL_GPL(mt7925_run_firmware); 811 812 static void 813 mt7925_mcu_sta_hdr_trans_tlv(struct sk_buff *skb, 814 struct ieee80211_vif *vif, 815 struct ieee80211_sta *sta) 816 { 817 struct sta_rec_hdr_trans *hdr_trans; 818 struct mt76_wcid *wcid; 819 struct tlv *tlv; 820 821 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HDR_TRANS, sizeof(*hdr_trans)); 822 hdr_trans = (struct sta_rec_hdr_trans *)tlv; 823 hdr_trans->dis_rx_hdr_tran = true; 824 825 if (vif->type == NL80211_IFTYPE_STATION) 826 hdr_trans->to_ds = true; 827 else 828 hdr_trans->from_ds = true; 829 830 wcid = (struct mt76_wcid *)sta->drv_priv; 831 if (!wcid) 832 return; 833 834 hdr_trans->dis_rx_hdr_tran = !test_bit(MT_WCID_FLAG_HDR_TRANS, &wcid->flags); 835 if (test_bit(MT_WCID_FLAG_4ADDR, &wcid->flags)) { 836 hdr_trans->to_ds = true; 837 hdr_trans->from_ds = true; 838 } 839 } 840 841 int mt7925_mcu_wtbl_update_hdr_trans(struct mt792x_dev *dev, 842 struct ieee80211_vif *vif, 843 struct ieee80211_sta *sta) 844 { 845 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; 846 struct mt792x_sta *msta; 847 struct sk_buff *skb; 848 849 msta = sta ? (struct mt792x_sta *)sta->drv_priv : &mvif->sta; 850 851 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76, 852 &msta->wcid, 853 MT7925_STA_UPDATE_MAX_SIZE); 854 if (IS_ERR(skb)) 855 return PTR_ERR(skb); 856 857 /* starec hdr trans */ 858 mt7925_mcu_sta_hdr_trans_tlv(skb, vif, sta); 859 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 860 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 861 } 862 863 int mt7925_mcu_set_tx(struct mt792x_dev *dev, struct ieee80211_vif *vif) 864 { 865 #define MCU_EDCA_AC_PARAM 0 866 #define WMM_AIFS_SET BIT(0) 867 #define WMM_CW_MIN_SET BIT(1) 868 #define WMM_CW_MAX_SET BIT(2) 869 #define WMM_TXOP_SET BIT(3) 870 #define WMM_PARAM_SET (WMM_AIFS_SET | WMM_CW_MIN_SET | \ 871 WMM_CW_MAX_SET | WMM_TXOP_SET) 872 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; 873 struct { 874 u8 bss_idx; 875 u8 __rsv[3]; 876 } __packed hdr = { 877 .bss_idx = mvif->mt76.idx, 878 }; 879 struct sk_buff *skb; 880 int len = sizeof(hdr) + IEEE80211_NUM_ACS * sizeof(struct edca); 881 int ac; 882 883 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 884 if (!skb) 885 return -ENOMEM; 886 887 skb_put_data(skb, &hdr, sizeof(hdr)); 888 889 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { 890 struct ieee80211_tx_queue_params *q = &mvif->queue_params[ac]; 891 struct edca *e; 892 struct tlv *tlv; 893 894 tlv = mt76_connac_mcu_add_tlv(skb, MCU_EDCA_AC_PARAM, sizeof(*e)); 895 896 e = (struct edca *)tlv; 897 e->set = WMM_PARAM_SET; 898 e->queue = ac + mvif->mt76.wmm_idx * MT76_CONNAC_MAX_WMM_SETS; 899 e->aifs = q->aifs; 900 e->txop = cpu_to_le16(q->txop); 901 902 if (q->cw_min) 903 e->cw_min = fls(q->cw_min); 904 else 905 e->cw_min = 5; 906 907 if (q->cw_max) 908 e->cw_max = fls(q->cw_max); 909 else 910 e->cw_max = 10; 911 } 912 913 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 914 MCU_UNI_CMD(EDCA_UPDATE), true); 915 } 916 917 static int 918 mt7925_mcu_sta_key_tlv(struct mt76_wcid *wcid, 919 struct mt76_connac_sta_key_conf *sta_key_conf, 920 struct sk_buff *skb, 921 struct ieee80211_key_conf *key, 922 enum set_key_cmd cmd) 923 { 924 struct sta_rec_sec_uni *sec; 925 struct tlv *tlv; 926 927 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_KEY_V2, sizeof(*sec)); 928 sec = (struct sta_rec_sec_uni *)tlv; 929 sec->add = cmd; 930 931 if (cmd == SET_KEY) { 932 struct sec_key_uni *sec_key; 933 u8 cipher; 934 935 cipher = mt76_connac_mcu_get_cipher(key->cipher); 936 if (cipher == MCU_CIPHER_NONE) 937 return -EOPNOTSUPP; 938 939 sec_key = &sec->key[0]; 940 sec_key->cipher_len = sizeof(*sec_key); 941 942 if (cipher == MCU_CIPHER_BIP_CMAC_128) { 943 sec_key->wlan_idx = cpu_to_le16(wcid->idx); 944 sec_key->cipher_id = MCU_CIPHER_AES_CCMP; 945 sec_key->key_id = sta_key_conf->keyidx; 946 sec_key->key_len = 16; 947 memcpy(sec_key->key, sta_key_conf->key, 16); 948 949 sec_key = &sec->key[1]; 950 sec_key->wlan_idx = cpu_to_le16(wcid->idx); 951 sec_key->cipher_id = MCU_CIPHER_BIP_CMAC_128; 952 sec_key->cipher_len = sizeof(*sec_key); 953 sec_key->key_len = 16; 954 memcpy(sec_key->key, key->key, 16); 955 sec->n_cipher = 2; 956 } else { 957 sec_key->wlan_idx = cpu_to_le16(wcid->idx); 958 sec_key->cipher_id = cipher; 959 sec_key->key_id = key->keyidx; 960 sec_key->key_len = key->keylen; 961 memcpy(sec_key->key, key->key, key->keylen); 962 963 if (cipher == MCU_CIPHER_TKIP) { 964 /* Rx/Tx MIC keys are swapped */ 965 memcpy(sec_key->key + 16, key->key + 24, 8); 966 memcpy(sec_key->key + 24, key->key + 16, 8); 967 } 968 969 /* store key_conf for BIP batch update */ 970 if (cipher == MCU_CIPHER_AES_CCMP) { 971 memcpy(sta_key_conf->key, key->key, key->keylen); 972 sta_key_conf->keyidx = key->keyidx; 973 } 974 975 sec->n_cipher = 1; 976 } 977 } else { 978 sec->n_cipher = 0; 979 } 980 981 return 0; 982 } 983 984 int mt7925_mcu_add_key(struct mt76_dev *dev, struct ieee80211_vif *vif, 985 struct mt76_connac_sta_key_conf *sta_key_conf, 986 struct ieee80211_key_conf *key, int mcu_cmd, 987 struct mt76_wcid *wcid, enum set_key_cmd cmd) 988 { 989 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 990 struct sk_buff *skb; 991 int ret; 992 993 skb = __mt76_connac_mcu_alloc_sta_req(dev, mvif, wcid, 994 MT7925_STA_UPDATE_MAX_SIZE); 995 if (IS_ERR(skb)) 996 return PTR_ERR(skb); 997 998 ret = mt7925_mcu_sta_key_tlv(wcid, sta_key_conf, skb, key, cmd); 999 if (ret) 1000 return ret; 1001 1002 return mt76_mcu_skb_send_msg(dev, skb, mcu_cmd, true); 1003 } 1004 1005 int mt7925_mcu_set_roc(struct mt792x_phy *phy, struct mt792x_vif *vif, 1006 struct ieee80211_channel *chan, int duration, 1007 enum mt7925_roc_req type, u8 token_id) 1008 { 1009 int center_ch = ieee80211_frequency_to_channel(chan->center_freq); 1010 struct mt792x_dev *dev = phy->dev; 1011 struct { 1012 struct { 1013 u8 rsv[4]; 1014 } __packed hdr; 1015 struct roc_acquire_tlv { 1016 __le16 tag; 1017 __le16 len; 1018 u8 bss_idx; 1019 u8 tokenid; 1020 u8 control_channel; 1021 u8 sco; 1022 u8 band; 1023 u8 bw; 1024 u8 center_chan; 1025 u8 center_chan2; 1026 u8 bw_from_ap; 1027 u8 center_chan_from_ap; 1028 u8 center_chan2_from_ap; 1029 u8 reqtype; 1030 __le32 maxinterval; 1031 u8 dbdcband; 1032 u8 rsv[3]; 1033 } __packed roc; 1034 } __packed req = { 1035 .roc = { 1036 .tag = cpu_to_le16(UNI_ROC_ACQUIRE), 1037 .len = cpu_to_le16(sizeof(struct roc_acquire_tlv)), 1038 .tokenid = token_id, 1039 .reqtype = type, 1040 .maxinterval = cpu_to_le32(duration), 1041 .bss_idx = vif->mt76.idx, 1042 .control_channel = chan->hw_value, 1043 .bw = CMD_CBW_20MHZ, 1044 .bw_from_ap = CMD_CBW_20MHZ, 1045 .center_chan = center_ch, 1046 .center_chan_from_ap = center_ch, 1047 .dbdcband = 0xff, /* auto */ 1048 }, 1049 }; 1050 1051 if (chan->hw_value < center_ch) 1052 req.roc.sco = 1; /* SCA */ 1053 else if (chan->hw_value > center_ch) 1054 req.roc.sco = 3; /* SCB */ 1055 1056 switch (chan->band) { 1057 case NL80211_BAND_6GHZ: 1058 req.roc.band = 3; 1059 break; 1060 case NL80211_BAND_5GHZ: 1061 req.roc.band = 2; 1062 break; 1063 default: 1064 req.roc.band = 1; 1065 break; 1066 } 1067 1068 return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(ROC), 1069 &req, sizeof(req), false); 1070 } 1071 1072 int mt7925_mcu_abort_roc(struct mt792x_phy *phy, struct mt792x_vif *vif, 1073 u8 token_id) 1074 { 1075 struct mt792x_dev *dev = phy->dev; 1076 struct { 1077 struct { 1078 u8 rsv[4]; 1079 } __packed hdr; 1080 struct roc_abort_tlv { 1081 __le16 tag; 1082 __le16 len; 1083 u8 bss_idx; 1084 u8 tokenid; 1085 u8 dbdcband; 1086 u8 rsv[5]; 1087 } __packed abort; 1088 } __packed req = { 1089 .abort = { 1090 .tag = cpu_to_le16(UNI_ROC_ABORT), 1091 .len = cpu_to_le16(sizeof(struct roc_abort_tlv)), 1092 .tokenid = token_id, 1093 .bss_idx = vif->mt76.idx, 1094 .dbdcband = 0xff, /* auto*/ 1095 }, 1096 }; 1097 1098 return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(ROC), 1099 &req, sizeof(req), false); 1100 } 1101 1102 int mt7925_mcu_set_chan_info(struct mt792x_phy *phy, u16 tag) 1103 { 1104 static const u8 ch_band[] = { 1105 [NL80211_BAND_2GHZ] = 0, 1106 [NL80211_BAND_5GHZ] = 1, 1107 [NL80211_BAND_6GHZ] = 2, 1108 }; 1109 struct mt792x_dev *dev = phy->dev; 1110 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 1111 int freq1 = chandef->center_freq1; 1112 u8 band_idx = chandef->chan->band != NL80211_BAND_2GHZ; 1113 struct { 1114 /* fixed field */ 1115 u8 __rsv[4]; 1116 1117 __le16 tag; 1118 __le16 len; 1119 u8 control_ch; 1120 u8 center_ch; 1121 u8 bw; 1122 u8 tx_path_num; 1123 u8 rx_path; /* mask or num */ 1124 u8 switch_reason; 1125 u8 band_idx; 1126 u8 center_ch2; /* for 80+80 only */ 1127 __le16 cac_case; 1128 u8 channel_band; 1129 u8 rsv0; 1130 __le32 outband_freq; 1131 u8 txpower_drop; 1132 u8 ap_bw; 1133 u8 ap_center_ch; 1134 u8 rsv1[53]; 1135 } __packed req = { 1136 .tag = cpu_to_le16(tag), 1137 .len = cpu_to_le16(sizeof(req) - 4), 1138 .control_ch = chandef->chan->hw_value, 1139 .center_ch = ieee80211_frequency_to_channel(freq1), 1140 .bw = mt76_connac_chan_bw(chandef), 1141 .tx_path_num = hweight8(phy->mt76->antenna_mask), 1142 .rx_path = phy->mt76->antenna_mask, 1143 .band_idx = band_idx, 1144 .channel_band = ch_band[chandef->chan->band], 1145 }; 1146 1147 if (chandef->chan->band == NL80211_BAND_6GHZ) 1148 req.channel_band = 2; 1149 else 1150 req.channel_band = chandef->chan->band; 1151 1152 if (tag == UNI_CHANNEL_RX_PATH || 1153 dev->mt76.hw->conf.flags & IEEE80211_CONF_MONITOR) 1154 req.switch_reason = CH_SWITCH_NORMAL; 1155 else if (phy->mt76->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL) 1156 req.switch_reason = CH_SWITCH_SCAN_BYPASS_DPD; 1157 else if (!cfg80211_reg_can_beacon(phy->mt76->hw->wiphy, chandef, 1158 NL80211_IFTYPE_AP)) 1159 req.switch_reason = CH_SWITCH_DFS; 1160 else 1161 req.switch_reason = CH_SWITCH_NORMAL; 1162 1163 if (tag == UNI_CHANNEL_SWITCH) 1164 req.rx_path = hweight8(req.rx_path); 1165 1166 if (chandef->width == NL80211_CHAN_WIDTH_80P80) { 1167 int freq2 = chandef->center_freq2; 1168 1169 req.center_ch2 = ieee80211_frequency_to_channel(freq2); 1170 } 1171 1172 return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(CHANNEL_SWITCH), 1173 &req, sizeof(req), true); 1174 } 1175 1176 int mt7925_mcu_set_eeprom(struct mt792x_dev *dev) 1177 { 1178 struct { 1179 u8 _rsv[4]; 1180 1181 __le16 tag; 1182 __le16 len; 1183 u8 buffer_mode; 1184 u8 format; 1185 __le16 buf_len; 1186 } __packed req = { 1187 .tag = cpu_to_le16(UNI_EFUSE_BUFFER_MODE), 1188 .len = cpu_to_le16(sizeof(req) - 4), 1189 .buffer_mode = EE_MODE_EFUSE, 1190 .format = EE_FORMAT_WHOLE 1191 }; 1192 1193 return mt76_mcu_send_and_get_msg(&dev->mt76, MCU_UNI_CMD(EFUSE_CTRL), 1194 &req, sizeof(req), false, NULL); 1195 } 1196 EXPORT_SYMBOL_GPL(mt7925_mcu_set_eeprom); 1197 1198 int mt7925_mcu_uni_bss_ps(struct mt792x_dev *dev, struct ieee80211_vif *vif) 1199 { 1200 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; 1201 struct { 1202 struct { 1203 u8 bss_idx; 1204 u8 pad[3]; 1205 } __packed hdr; 1206 struct ps_tlv { 1207 __le16 tag; 1208 __le16 len; 1209 u8 ps_state; /* 0: device awake 1210 * 1: static power save 1211 * 2: dynamic power saving 1212 * 3: enter TWT power saving 1213 * 4: leave TWT power saving 1214 */ 1215 u8 pad[3]; 1216 } __packed ps; 1217 } __packed ps_req = { 1218 .hdr = { 1219 .bss_idx = mvif->mt76.idx, 1220 }, 1221 .ps = { 1222 .tag = cpu_to_le16(UNI_BSS_INFO_PS), 1223 .len = cpu_to_le16(sizeof(struct ps_tlv)), 1224 .ps_state = vif->cfg.ps ? 2 : 0, 1225 }, 1226 }; 1227 1228 if (vif->type != NL80211_IFTYPE_STATION) 1229 return -EOPNOTSUPP; 1230 1231 return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(BSS_INFO_UPDATE), 1232 &ps_req, sizeof(ps_req), true); 1233 } 1234 1235 static int 1236 mt7925_mcu_uni_bss_bcnft(struct mt792x_dev *dev, struct ieee80211_vif *vif, 1237 bool enable) 1238 { 1239 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; 1240 struct { 1241 struct { 1242 u8 bss_idx; 1243 u8 pad[3]; 1244 } __packed hdr; 1245 struct bcnft_tlv { 1246 __le16 tag; 1247 __le16 len; 1248 __le16 bcn_interval; 1249 u8 dtim_period; 1250 u8 bmc_delivered_ac; 1251 u8 bmc_triggered_ac; 1252 u8 pad[3]; 1253 } __packed bcnft; 1254 } __packed bcnft_req = { 1255 .hdr = { 1256 .bss_idx = mvif->mt76.idx, 1257 }, 1258 .bcnft = { 1259 .tag = cpu_to_le16(UNI_BSS_INFO_BCNFT), 1260 .len = cpu_to_le16(sizeof(struct bcnft_tlv)), 1261 .bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int), 1262 .dtim_period = vif->bss_conf.dtim_period, 1263 }, 1264 }; 1265 1266 if (vif->type != NL80211_IFTYPE_STATION) 1267 return 0; 1268 1269 return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(BSS_INFO_UPDATE), 1270 &bcnft_req, sizeof(bcnft_req), true); 1271 } 1272 1273 int 1274 mt7925_mcu_set_bss_pm(struct mt792x_dev *dev, struct ieee80211_vif *vif, 1275 bool enable) 1276 { 1277 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; 1278 struct { 1279 struct { 1280 u8 bss_idx; 1281 u8 pad[3]; 1282 } __packed hdr; 1283 struct bcnft_tlv { 1284 __le16 tag; 1285 __le16 len; 1286 __le16 bcn_interval; 1287 u8 dtim_period; 1288 u8 bmc_delivered_ac; 1289 u8 bmc_triggered_ac; 1290 u8 pad[3]; 1291 } __packed enable; 1292 } req = { 1293 .hdr = { 1294 .bss_idx = mvif->mt76.idx, 1295 }, 1296 .enable = { 1297 .tag = cpu_to_le16(UNI_BSS_INFO_BCNFT), 1298 .len = cpu_to_le16(sizeof(struct bcnft_tlv)), 1299 .dtim_period = vif->bss_conf.dtim_period, 1300 .bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int), 1301 }, 1302 }; 1303 struct { 1304 struct { 1305 u8 bss_idx; 1306 u8 pad[3]; 1307 } __packed hdr; 1308 struct pm_disable { 1309 __le16 tag; 1310 __le16 len; 1311 } __packed disable; 1312 } req1 = { 1313 .hdr = { 1314 .bss_idx = mvif->mt76.idx, 1315 }, 1316 .disable = { 1317 .tag = cpu_to_le16(UNI_BSS_INFO_PM_DISABLE), 1318 .len = cpu_to_le16(sizeof(struct pm_disable)) 1319 }, 1320 }; 1321 int err; 1322 1323 err = mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(BSS_INFO_UPDATE), 1324 &req1, sizeof(req1), false); 1325 if (err < 0 || !enable) 1326 return err; 1327 1328 return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(BSS_INFO_UPDATE), 1329 &req, sizeof(req), false); 1330 } 1331 1332 static void 1333 mt7925_mcu_sta_he_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 1334 { 1335 if (!sta->deflink.he_cap.has_he) 1336 return; 1337 1338 mt76_connac_mcu_sta_he_tlv_v2(skb, sta); 1339 } 1340 1341 static void 1342 mt7925_mcu_sta_he_6g_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 1343 { 1344 struct sta_rec_he_6g_capa *he_6g; 1345 struct tlv *tlv; 1346 1347 if (!sta->deflink.he_6ghz_capa.capa) 1348 return; 1349 1350 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE_6G, sizeof(*he_6g)); 1351 1352 he_6g = (struct sta_rec_he_6g_capa *)tlv; 1353 he_6g->capa = sta->deflink.he_6ghz_capa.capa; 1354 } 1355 1356 static void 1357 mt7925_mcu_sta_eht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 1358 { 1359 struct ieee80211_eht_mcs_nss_supp *mcs_map; 1360 struct ieee80211_eht_cap_elem_fixed *elem; 1361 struct sta_rec_eht *eht; 1362 struct tlv *tlv; 1363 1364 if (!sta->deflink.eht_cap.has_eht) 1365 return; 1366 1367 mcs_map = &sta->deflink.eht_cap.eht_mcs_nss_supp; 1368 elem = &sta->deflink.eht_cap.eht_cap_elem; 1369 1370 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_EHT, sizeof(*eht)); 1371 1372 eht = (struct sta_rec_eht *)tlv; 1373 eht->tid_bitmap = 0xff; 1374 eht->mac_cap = cpu_to_le16(*(u16 *)elem->mac_cap_info); 1375 eht->phy_cap = cpu_to_le64(*(u64 *)elem->phy_cap_info); 1376 eht->phy_cap_ext = cpu_to_le64(elem->phy_cap_info[8]); 1377 1378 if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_20) 1379 memcpy(eht->mcs_map_bw20, &mcs_map->only_20mhz, sizeof(eht->mcs_map_bw20)); 1380 memcpy(eht->mcs_map_bw80, &mcs_map->bw._80, sizeof(eht->mcs_map_bw80)); 1381 memcpy(eht->mcs_map_bw160, &mcs_map->bw._160, sizeof(eht->mcs_map_bw160)); 1382 } 1383 1384 static void 1385 mt7925_mcu_sta_ht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 1386 { 1387 struct sta_rec_ht *ht; 1388 struct tlv *tlv; 1389 1390 if (!sta->deflink.ht_cap.ht_supported) 1391 return; 1392 1393 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht)); 1394 1395 ht = (struct sta_rec_ht *)tlv; 1396 ht->ht_cap = cpu_to_le16(sta->deflink.ht_cap.cap); 1397 } 1398 1399 static void 1400 mt7925_mcu_sta_vht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 1401 { 1402 struct sta_rec_vht *vht; 1403 struct tlv *tlv; 1404 1405 /* For 6G band, this tlv is necessary to let hw work normally */ 1406 if (!sta->deflink.he_6ghz_capa.capa && !sta->deflink.vht_cap.vht_supported) 1407 return; 1408 1409 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_VHT, sizeof(*vht)); 1410 1411 vht = (struct sta_rec_vht *)tlv; 1412 vht->vht_cap = cpu_to_le32(sta->deflink.vht_cap.cap); 1413 vht->vht_rx_mcs_map = sta->deflink.vht_cap.vht_mcs.rx_mcs_map; 1414 vht->vht_tx_mcs_map = sta->deflink.vht_cap.vht_mcs.tx_mcs_map; 1415 } 1416 1417 static void 1418 mt7925_mcu_sta_amsdu_tlv(struct sk_buff *skb, 1419 struct ieee80211_vif *vif, struct ieee80211_sta *sta) 1420 { 1421 struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv; 1422 struct sta_rec_amsdu *amsdu; 1423 struct tlv *tlv; 1424 1425 if (vif->type != NL80211_IFTYPE_STATION && 1426 vif->type != NL80211_IFTYPE_AP) 1427 return; 1428 1429 if (!sta->deflink.agg.max_amsdu_len) 1430 return; 1431 1432 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HW_AMSDU, sizeof(*amsdu)); 1433 amsdu = (struct sta_rec_amsdu *)tlv; 1434 amsdu->max_amsdu_num = 8; 1435 amsdu->amsdu_en = true; 1436 msta->wcid.amsdu = true; 1437 1438 switch (sta->deflink.agg.max_amsdu_len) { 1439 case IEEE80211_MAX_MPDU_LEN_VHT_11454: 1440 amsdu->max_mpdu_size = 1441 IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454; 1442 return; 1443 case IEEE80211_MAX_MPDU_LEN_HT_7935: 1444 case IEEE80211_MAX_MPDU_LEN_VHT_7991: 1445 amsdu->max_mpdu_size = IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991; 1446 return; 1447 default: 1448 amsdu->max_mpdu_size = IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895; 1449 return; 1450 } 1451 } 1452 1453 static void 1454 mt7925_mcu_sta_phy_tlv(struct sk_buff *skb, 1455 struct ieee80211_vif *vif, struct ieee80211_sta *sta) 1456 { 1457 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; 1458 struct cfg80211_chan_def *chandef = &mvif->mt76.ctx->def; 1459 struct sta_rec_phy *phy; 1460 struct tlv *tlv; 1461 u8 af = 0, mm = 0; 1462 1463 if (!sta->deflink.ht_cap.ht_supported && !sta->deflink.he_6ghz_capa.capa) 1464 return; 1465 1466 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_PHY, sizeof(*phy)); 1467 phy = (struct sta_rec_phy *)tlv; 1468 phy->phy_type = mt76_connac_get_phy_mode_v2(mvif->phy->mt76, vif, chandef->chan->band, sta); 1469 if (sta->deflink.ht_cap.ht_supported) { 1470 af = sta->deflink.ht_cap.ampdu_factor; 1471 mm = sta->deflink.ht_cap.ampdu_density; 1472 } 1473 1474 if (sta->deflink.vht_cap.vht_supported) { 1475 u8 vht_af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK, 1476 sta->deflink.vht_cap.cap); 1477 1478 af = max_t(u8, af, vht_af); 1479 } 1480 1481 if (sta->deflink.he_6ghz_capa.capa) { 1482 af = le16_get_bits(sta->deflink.he_6ghz_capa.capa, 1483 IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP); 1484 mm = le16_get_bits(sta->deflink.he_6ghz_capa.capa, 1485 IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START); 1486 } 1487 1488 phy->ampdu = FIELD_PREP(IEEE80211_HT_AMPDU_PARM_FACTOR, af) | 1489 FIELD_PREP(IEEE80211_HT_AMPDU_PARM_DENSITY, mm); 1490 phy->max_ampdu_len = af; 1491 } 1492 1493 static void 1494 mt7925_mcu_sta_state_v2_tlv(struct mt76_phy *mphy, struct sk_buff *skb, 1495 struct ieee80211_sta *sta, 1496 struct ieee80211_vif *vif, 1497 u8 rcpi, u8 sta_state) 1498 { 1499 struct sta_rec_state_v2 { 1500 __le16 tag; 1501 __le16 len; 1502 u8 state; 1503 u8 rsv[3]; 1504 __le32 flags; 1505 u8 vht_opmode; 1506 u8 action; 1507 u8 rsv2[2]; 1508 } __packed * state; 1509 struct tlv *tlv; 1510 1511 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_STATE, sizeof(*state)); 1512 state = (struct sta_rec_state_v2 *)tlv; 1513 state->state = sta_state; 1514 1515 if (sta->deflink.vht_cap.vht_supported) { 1516 state->vht_opmode = sta->deflink.bandwidth; 1517 state->vht_opmode |= sta->deflink.rx_nss << 1518 IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT; 1519 } 1520 } 1521 1522 static void 1523 mt7925_mcu_sta_rate_ctrl_tlv(struct sk_buff *skb, 1524 struct ieee80211_vif *vif, struct ieee80211_sta *sta) 1525 { 1526 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; 1527 struct cfg80211_chan_def *chandef = &mvif->mt76.ctx->def; 1528 enum nl80211_band band = chandef->chan->band; 1529 struct sta_rec_ra_info *ra_info; 1530 struct tlv *tlv; 1531 u16 supp_rates; 1532 1533 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_RA, sizeof(*ra_info)); 1534 ra_info = (struct sta_rec_ra_info *)tlv; 1535 1536 supp_rates = sta->deflink.supp_rates[band]; 1537 if (band == NL80211_BAND_2GHZ) 1538 supp_rates = FIELD_PREP(RA_LEGACY_OFDM, supp_rates >> 4) | 1539 FIELD_PREP(RA_LEGACY_CCK, supp_rates & 0xf); 1540 else 1541 supp_rates = FIELD_PREP(RA_LEGACY_OFDM, supp_rates); 1542 1543 ra_info->legacy = cpu_to_le16(supp_rates); 1544 1545 if (sta->deflink.ht_cap.ht_supported) 1546 memcpy(ra_info->rx_mcs_bitmask, 1547 sta->deflink.ht_cap.mcs.rx_mask, 1548 HT_MCS_MASK_NUM); 1549 } 1550 1551 static void 1552 mt7925_mcu_sta_mld_tlv(struct sk_buff *skb, 1553 struct ieee80211_vif *vif, struct ieee80211_sta *sta) 1554 { 1555 struct mt76_wcid *wcid = (struct mt76_wcid *)sta->drv_priv; 1556 struct sta_rec_mld *mld; 1557 struct tlv *tlv; 1558 1559 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_MLD, sizeof(*mld)); 1560 mld = (struct sta_rec_mld *)tlv; 1561 memcpy(mld->mac_addr, vif->addr, ETH_ALEN); 1562 mld->primary_id = cpu_to_le16(wcid->idx); 1563 mld->wlan_id = cpu_to_le16(wcid->idx); 1564 1565 /* TODO: 0 means deflink only, add secondary link(1) later */ 1566 mld->link_num = !!(hweight8(vif->active_links) > 1); 1567 WARN_ON_ONCE(mld->link_num); 1568 } 1569 1570 static int 1571 mt7925_mcu_sta_cmd(struct mt76_phy *phy, 1572 struct mt76_sta_cmd_info *info) 1573 { 1574 struct mt76_vif *mvif = (struct mt76_vif *)info->vif->drv_priv; 1575 struct mt76_dev *dev = phy->dev; 1576 struct wtbl_req_hdr *wtbl_hdr; 1577 struct tlv *sta_wtbl; 1578 struct sk_buff *skb; 1579 1580 skb = __mt76_connac_mcu_alloc_sta_req(dev, mvif, info->wcid, 1581 MT7925_STA_UPDATE_MAX_SIZE); 1582 if (IS_ERR(skb)) 1583 return PTR_ERR(skb); 1584 1585 if (info->sta || !info->offload_fw) 1586 mt76_connac_mcu_sta_basic_tlv(dev, skb, info->vif, info->sta, 1587 info->enable, info->newly); 1588 if (info->sta && info->enable) { 1589 mt7925_mcu_sta_phy_tlv(skb, info->vif, info->sta); 1590 mt7925_mcu_sta_ht_tlv(skb, info->sta); 1591 mt7925_mcu_sta_vht_tlv(skb, info->sta); 1592 mt76_connac_mcu_sta_uapsd(skb, info->vif, info->sta); 1593 mt7925_mcu_sta_amsdu_tlv(skb, info->vif, info->sta); 1594 mt7925_mcu_sta_he_tlv(skb, info->sta); 1595 mt7925_mcu_sta_he_6g_tlv(skb, info->sta); 1596 mt7925_mcu_sta_eht_tlv(skb, info->sta); 1597 mt7925_mcu_sta_rate_ctrl_tlv(skb, info->vif, info->sta); 1598 mt7925_mcu_sta_state_v2_tlv(phy, skb, info->sta, 1599 info->vif, info->rcpi, 1600 info->state); 1601 mt7925_mcu_sta_hdr_trans_tlv(skb, info->vif, info->sta); 1602 mt7925_mcu_sta_mld_tlv(skb, info->vif, info->sta); 1603 } 1604 1605 sta_wtbl = mt76_connac_mcu_add_tlv(skb, STA_REC_WTBL, 1606 sizeof(struct tlv)); 1607 1608 wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(dev, info->wcid, 1609 WTBL_RESET_AND_SET, 1610 sta_wtbl, &skb); 1611 if (IS_ERR(wtbl_hdr)) 1612 return PTR_ERR(wtbl_hdr); 1613 1614 if (info->enable) { 1615 mt76_connac_mcu_wtbl_generic_tlv(dev, skb, info->vif, 1616 info->sta, sta_wtbl, 1617 wtbl_hdr); 1618 mt76_connac_mcu_wtbl_hdr_trans_tlv(skb, info->vif, info->wcid, 1619 sta_wtbl, wtbl_hdr); 1620 if (info->sta) 1621 mt76_connac_mcu_wtbl_ht_tlv(dev, skb, info->sta, 1622 sta_wtbl, wtbl_hdr, 1623 true, true); 1624 } 1625 1626 return mt76_mcu_skb_send_msg(dev, skb, info->cmd, true); 1627 } 1628 1629 int mt7925_mcu_sta_update(struct mt792x_dev *dev, struct ieee80211_sta *sta, 1630 struct ieee80211_vif *vif, bool enable, 1631 enum mt76_sta_info_state state) 1632 { 1633 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; 1634 int rssi = -ewma_rssi_read(&mvif->rssi); 1635 struct mt76_sta_cmd_info info = { 1636 .sta = sta, 1637 .vif = vif, 1638 .enable = enable, 1639 .cmd = MCU_UNI_CMD(STA_REC_UPDATE), 1640 .state = state, 1641 .offload_fw = true, 1642 .rcpi = to_rcpi(rssi), 1643 }; 1644 struct mt792x_sta *msta; 1645 1646 msta = sta ? (struct mt792x_sta *)sta->drv_priv : NULL; 1647 info.wcid = msta ? &msta->wcid : &mvif->sta.wcid; 1648 info.newly = msta ? state != MT76_STA_INFO_STATE_ASSOC : true; 1649 1650 return mt7925_mcu_sta_cmd(&dev->mphy, &info); 1651 } 1652 1653 int mt7925_mcu_set_beacon_filter(struct mt792x_dev *dev, 1654 struct ieee80211_vif *vif, 1655 bool enable) 1656 { 1657 #define MT7925_FIF_BIT_CLR BIT(1) 1658 #define MT7925_FIF_BIT_SET BIT(0) 1659 int err = 0; 1660 1661 if (enable) { 1662 err = mt7925_mcu_uni_bss_bcnft(dev, vif, true); 1663 if (err) 1664 return err; 1665 1666 return mt7925_mcu_set_rxfilter(dev, 0, 1667 MT7925_FIF_BIT_SET, 1668 MT_WF_RFCR_DROP_OTHER_BEACON); 1669 } 1670 1671 err = mt7925_mcu_set_bss_pm(dev, vif, false); 1672 if (err) 1673 return err; 1674 1675 return mt7925_mcu_set_rxfilter(dev, 0, 1676 MT7925_FIF_BIT_CLR, 1677 MT_WF_RFCR_DROP_OTHER_BEACON); 1678 } 1679 1680 int mt7925_get_txpwr_info(struct mt792x_dev *dev, u8 band_idx, struct mt7925_txpwr *txpwr) 1681 { 1682 #define TX_POWER_SHOW_INFO 0x7 1683 #define TXPOWER_ALL_RATE_POWER_INFO 0x2 1684 struct mt7925_txpwr_event *event; 1685 struct mt7925_txpwr_req req = { 1686 .tag = cpu_to_le16(TX_POWER_SHOW_INFO), 1687 .len = cpu_to_le16(sizeof(req) - 4), 1688 .catg = TXPOWER_ALL_RATE_POWER_INFO, 1689 .band_idx = band_idx, 1690 }; 1691 struct sk_buff *skb; 1692 int ret; 1693 1694 ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_UNI_CMD(TXPOWER), 1695 &req, sizeof(req), true, &skb); 1696 if (ret) 1697 return ret; 1698 1699 event = (struct mt7925_txpwr_event *)skb->data; 1700 memcpy(txpwr, &event->txpwr, sizeof(event->txpwr)); 1701 1702 dev_kfree_skb(skb); 1703 1704 return 0; 1705 } 1706 1707 int mt7925_mcu_set_sniffer(struct mt792x_dev *dev, struct ieee80211_vif *vif, 1708 bool enable) 1709 { 1710 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; 1711 1712 struct { 1713 struct { 1714 u8 band_idx; 1715 u8 pad[3]; 1716 } __packed hdr; 1717 struct sniffer_enable_tlv { 1718 __le16 tag; 1719 __le16 len; 1720 u8 enable; 1721 u8 pad[3]; 1722 } __packed enable; 1723 } __packed req = { 1724 .hdr = { 1725 .band_idx = mvif->mt76.band_idx, 1726 }, 1727 .enable = { 1728 .tag = cpu_to_le16(UNI_SNIFFER_ENABLE), 1729 .len = cpu_to_le16(sizeof(struct sniffer_enable_tlv)), 1730 .enable = enable, 1731 }, 1732 }; 1733 1734 mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(SNIFFER), &req, sizeof(req), true); 1735 1736 return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(SNIFFER), &req, sizeof(req), 1737 true); 1738 } 1739 1740 int mt7925_mcu_config_sniffer(struct mt792x_vif *vif, 1741 struct ieee80211_chanctx_conf *ctx) 1742 { 1743 struct mt76_phy *mphy = vif->phy->mt76; 1744 struct cfg80211_chan_def *chandef = ctx ? &ctx->def : &mphy->chandef; 1745 int freq1 = chandef->center_freq1, freq2 = chandef->center_freq2; 1746 1747 const u8 ch_band[] = { 1748 [NL80211_BAND_2GHZ] = 1, 1749 [NL80211_BAND_5GHZ] = 2, 1750 [NL80211_BAND_6GHZ] = 3, 1751 }; 1752 const u8 ch_width[] = { 1753 [NL80211_CHAN_WIDTH_20_NOHT] = 0, 1754 [NL80211_CHAN_WIDTH_20] = 0, 1755 [NL80211_CHAN_WIDTH_40] = 0, 1756 [NL80211_CHAN_WIDTH_80] = 1, 1757 [NL80211_CHAN_WIDTH_160] = 2, 1758 [NL80211_CHAN_WIDTH_80P80] = 3, 1759 [NL80211_CHAN_WIDTH_5] = 4, 1760 [NL80211_CHAN_WIDTH_10] = 5, 1761 [NL80211_CHAN_WIDTH_320] = 6, 1762 }; 1763 1764 struct { 1765 struct { 1766 u8 band_idx; 1767 u8 pad[3]; 1768 } __packed hdr; 1769 struct config_tlv { 1770 __le16 tag; 1771 __le16 len; 1772 u16 aid; 1773 u8 ch_band; 1774 u8 bw; 1775 u8 control_ch; 1776 u8 sco; 1777 u8 center_ch; 1778 u8 center_ch2; 1779 u8 drop_err; 1780 u8 pad[3]; 1781 } __packed tlv; 1782 } __packed req = { 1783 .hdr = { 1784 .band_idx = vif->mt76.band_idx, 1785 }, 1786 .tlv = { 1787 .tag = cpu_to_le16(UNI_SNIFFER_CONFIG), 1788 .len = cpu_to_le16(sizeof(req.tlv)), 1789 .control_ch = chandef->chan->hw_value, 1790 .center_ch = ieee80211_frequency_to_channel(freq1), 1791 .drop_err = 1, 1792 }, 1793 }; 1794 1795 if (chandef->chan->band < ARRAY_SIZE(ch_band)) 1796 req.tlv.ch_band = ch_band[chandef->chan->band]; 1797 if (chandef->width < ARRAY_SIZE(ch_width)) 1798 req.tlv.bw = ch_width[chandef->width]; 1799 1800 if (freq2) 1801 req.tlv.center_ch2 = ieee80211_frequency_to_channel(freq2); 1802 1803 if (req.tlv.control_ch < req.tlv.center_ch) 1804 req.tlv.sco = 1; /* SCA */ 1805 else if (req.tlv.control_ch > req.tlv.center_ch) 1806 req.tlv.sco = 3; /* SCB */ 1807 1808 return mt76_mcu_send_msg(mphy->dev, MCU_UNI_CMD(SNIFFER), 1809 &req, sizeof(req), true); 1810 } 1811 1812 int 1813 mt7925_mcu_uni_add_beacon_offload(struct mt792x_dev *dev, 1814 struct ieee80211_hw *hw, 1815 struct ieee80211_vif *vif, 1816 bool enable) 1817 { 1818 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; 1819 struct ieee80211_mutable_offsets offs; 1820 struct { 1821 struct req_hdr { 1822 u8 bss_idx; 1823 u8 pad[3]; 1824 } __packed hdr; 1825 struct bcn_content_tlv { 1826 __le16 tag; 1827 __le16 len; 1828 __le16 tim_ie_pos; 1829 __le16 csa_ie_pos; 1830 __le16 bcc_ie_pos; 1831 /* 0: disable beacon offload 1832 * 1: enable beacon offload 1833 * 2: update probe respond offload 1834 */ 1835 u8 enable; 1836 /* 0: legacy format (TXD + payload) 1837 * 1: only cap field IE 1838 */ 1839 u8 type; 1840 __le16 pkt_len; 1841 u8 pkt[512]; 1842 } __packed beacon_tlv; 1843 } req = { 1844 .hdr = { 1845 .bss_idx = mvif->mt76.idx, 1846 }, 1847 .beacon_tlv = { 1848 .tag = cpu_to_le16(UNI_BSS_INFO_BCN_CONTENT), 1849 .len = cpu_to_le16(sizeof(struct bcn_content_tlv)), 1850 .enable = enable, 1851 .type = 1, 1852 }, 1853 }; 1854 struct sk_buff *skb; 1855 u8 cap_offs; 1856 1857 /* support enable/update process only 1858 * disable flow would be handled in bss stop handler automatically 1859 */ 1860 if (!enable) 1861 return -EOPNOTSUPP; 1862 1863 skb = ieee80211_beacon_get_template(mt76_hw(dev), vif, &offs, 0); 1864 if (!skb) 1865 return -EINVAL; 1866 1867 cap_offs = offsetof(struct ieee80211_mgmt, u.beacon.capab_info); 1868 if (!skb_pull(skb, cap_offs)) { 1869 dev_err(dev->mt76.dev, "beacon format err\n"); 1870 dev_kfree_skb(skb); 1871 return -EINVAL; 1872 } 1873 1874 if (skb->len > 512) { 1875 dev_err(dev->mt76.dev, "beacon size limit exceed\n"); 1876 dev_kfree_skb(skb); 1877 return -EINVAL; 1878 } 1879 1880 memcpy(req.beacon_tlv.pkt, skb->data, skb->len); 1881 req.beacon_tlv.pkt_len = cpu_to_le16(skb->len); 1882 offs.tim_offset -= cap_offs; 1883 req.beacon_tlv.tim_ie_pos = cpu_to_le16(offs.tim_offset); 1884 1885 if (offs.cntdwn_counter_offs[0]) { 1886 u16 csa_offs; 1887 1888 csa_offs = offs.cntdwn_counter_offs[0] - cap_offs - 4; 1889 req.beacon_tlv.csa_ie_pos = cpu_to_le16(csa_offs); 1890 } 1891 dev_kfree_skb(skb); 1892 1893 return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(BSS_INFO_UPDATE), 1894 &req, sizeof(req), true); 1895 } 1896 1897 int mt7925_mcu_set_chctx(struct mt76_phy *phy, struct mt76_vif *mvif, 1898 struct ieee80211_chanctx_conf *ctx) 1899 { 1900 struct cfg80211_chan_def *chandef = ctx ? &ctx->def : &phy->chandef; 1901 int freq1 = chandef->center_freq1, freq2 = chandef->center_freq2; 1902 enum nl80211_band band = chandef->chan->band; 1903 struct mt76_dev *mdev = phy->dev; 1904 struct { 1905 struct { 1906 u8 bss_idx; 1907 u8 pad[3]; 1908 } __packed hdr; 1909 struct rlm_tlv { 1910 __le16 tag; 1911 __le16 len; 1912 u8 control_channel; 1913 u8 center_chan; 1914 u8 center_chan2; 1915 u8 bw; 1916 u8 tx_streams; 1917 u8 rx_streams; 1918 u8 ht_op_info; 1919 u8 sco; 1920 u8 band; 1921 u8 pad[3]; 1922 } __packed rlm; 1923 } __packed rlm_req = { 1924 .hdr = { 1925 .bss_idx = mvif->idx, 1926 }, 1927 .rlm = { 1928 .tag = cpu_to_le16(UNI_BSS_INFO_RLM), 1929 .len = cpu_to_le16(sizeof(struct rlm_tlv)), 1930 .control_channel = chandef->chan->hw_value, 1931 .center_chan = ieee80211_frequency_to_channel(freq1), 1932 .center_chan2 = ieee80211_frequency_to_channel(freq2), 1933 .tx_streams = hweight8(phy->antenna_mask), 1934 .ht_op_info = 4, /* set HT 40M allowed */ 1935 .rx_streams = hweight8(phy->antenna_mask), 1936 .band = band, 1937 }, 1938 }; 1939 1940 switch (chandef->width) { 1941 case NL80211_CHAN_WIDTH_40: 1942 rlm_req.rlm.bw = CMD_CBW_40MHZ; 1943 break; 1944 case NL80211_CHAN_WIDTH_80: 1945 rlm_req.rlm.bw = CMD_CBW_80MHZ; 1946 break; 1947 case NL80211_CHAN_WIDTH_80P80: 1948 rlm_req.rlm.bw = CMD_CBW_8080MHZ; 1949 break; 1950 case NL80211_CHAN_WIDTH_160: 1951 rlm_req.rlm.bw = CMD_CBW_160MHZ; 1952 break; 1953 case NL80211_CHAN_WIDTH_5: 1954 rlm_req.rlm.bw = CMD_CBW_5MHZ; 1955 break; 1956 case NL80211_CHAN_WIDTH_10: 1957 rlm_req.rlm.bw = CMD_CBW_10MHZ; 1958 break; 1959 case NL80211_CHAN_WIDTH_20_NOHT: 1960 case NL80211_CHAN_WIDTH_20: 1961 default: 1962 rlm_req.rlm.bw = CMD_CBW_20MHZ; 1963 rlm_req.rlm.ht_op_info = 0; 1964 break; 1965 } 1966 1967 if (rlm_req.rlm.control_channel < rlm_req.rlm.center_chan) 1968 rlm_req.rlm.sco = 1; /* SCA */ 1969 else if (rlm_req.rlm.control_channel > rlm_req.rlm.center_chan) 1970 rlm_req.rlm.sco = 3; /* SCB */ 1971 1972 return mt76_mcu_send_msg(mdev, MCU_UNI_CMD(BSS_INFO_UPDATE), &rlm_req, 1973 sizeof(rlm_req), true); 1974 } 1975 1976 static struct sk_buff * 1977 __mt7925_mcu_alloc_bss_req(struct mt76_dev *dev, struct mt76_vif *mvif, int len) 1978 { 1979 struct bss_req_hdr hdr = { 1980 .bss_idx = mvif->idx, 1981 }; 1982 struct sk_buff *skb; 1983 1984 skb = mt76_mcu_msg_alloc(dev, NULL, len); 1985 if (!skb) 1986 return ERR_PTR(-ENOMEM); 1987 1988 skb_put_data(skb, &hdr, sizeof(hdr)); 1989 1990 return skb; 1991 } 1992 1993 static u8 1994 mt7925_get_phy_mode_ext(struct mt76_phy *phy, struct ieee80211_vif *vif, 1995 enum nl80211_band band, struct ieee80211_sta *sta) 1996 { 1997 struct ieee80211_he_6ghz_capa *he_6ghz_capa; 1998 const struct ieee80211_sta_eht_cap *eht_cap; 1999 __le16 capa = 0; 2000 u8 mode = 0; 2001 2002 if (sta) { 2003 he_6ghz_capa = &sta->deflink.he_6ghz_capa; 2004 eht_cap = &sta->deflink.eht_cap; 2005 } else { 2006 struct ieee80211_supported_band *sband; 2007 2008 sband = phy->hw->wiphy->bands[band]; 2009 capa = ieee80211_get_he_6ghz_capa(sband, vif->type); 2010 he_6ghz_capa = (struct ieee80211_he_6ghz_capa *)&capa; 2011 2012 eht_cap = ieee80211_get_eht_iftype_cap(sband, vif->type); 2013 } 2014 2015 switch (band) { 2016 case NL80211_BAND_2GHZ: 2017 if (eht_cap && eht_cap->has_eht) 2018 mode |= PHY_MODE_BE_24G; 2019 break; 2020 case NL80211_BAND_5GHZ: 2021 if (eht_cap && eht_cap->has_eht) 2022 mode |= PHY_MODE_BE_5G; 2023 break; 2024 case NL80211_BAND_6GHZ: 2025 if (he_6ghz_capa && he_6ghz_capa->capa) 2026 mode |= PHY_MODE_AX_6G; 2027 2028 if (eht_cap && eht_cap->has_eht) 2029 mode |= PHY_MODE_BE_6G; 2030 break; 2031 default: 2032 break; 2033 } 2034 2035 return mode; 2036 } 2037 2038 static void 2039 mt7925_mcu_bss_basic_tlv(struct sk_buff *skb, 2040 struct ieee80211_vif *vif, 2041 struct ieee80211_sta *sta, 2042 struct ieee80211_chanctx_conf *ctx, 2043 struct mt76_phy *phy, u16 wlan_idx, 2044 bool enable) 2045 { 2046 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; 2047 struct mt792x_sta *msta = sta ? (struct mt792x_sta *)sta->drv_priv : 2048 &mvif->sta; 2049 struct cfg80211_chan_def *chandef = ctx ? &ctx->def : &phy->chandef; 2050 enum nl80211_band band = chandef->chan->band; 2051 struct mt76_connac_bss_basic_tlv *basic_req; 2052 u8 idx, basic_phy; 2053 struct tlv *tlv; 2054 int conn_type; 2055 2056 tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_BASIC, sizeof(*basic_req)); 2057 basic_req = (struct mt76_connac_bss_basic_tlv *)tlv; 2058 2059 idx = mvif->mt76.omac_idx > EXT_BSSID_START ? HW_BSSID_0 : 2060 mvif->mt76.omac_idx; 2061 basic_req->hw_bss_idx = idx; 2062 2063 basic_req->phymode_ext = mt7925_get_phy_mode_ext(phy, vif, band, sta); 2064 2065 basic_phy = mt76_connac_get_phy_mode_v2(phy, vif, band, sta); 2066 basic_req->nonht_basic_phy = cpu_to_le16(basic_phy); 2067 2068 memcpy(basic_req->bssid, vif->bss_conf.bssid, ETH_ALEN); 2069 basic_req->phymode = mt76_connac_get_phy_mode(phy, vif, band, sta); 2070 basic_req->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int); 2071 basic_req->dtim_period = vif->bss_conf.dtim_period; 2072 basic_req->bmc_tx_wlan_idx = cpu_to_le16(wlan_idx); 2073 basic_req->sta_idx = cpu_to_le16(msta->wcid.idx); 2074 basic_req->omac_idx = mvif->mt76.omac_idx; 2075 basic_req->band_idx = mvif->mt76.band_idx; 2076 basic_req->wmm_idx = mvif->mt76.wmm_idx; 2077 basic_req->conn_state = !enable; 2078 2079 switch (vif->type) { 2080 case NL80211_IFTYPE_MESH_POINT: 2081 case NL80211_IFTYPE_AP: 2082 if (vif->p2p) 2083 conn_type = CONNECTION_P2P_GO; 2084 else 2085 conn_type = CONNECTION_INFRA_AP; 2086 basic_req->conn_type = cpu_to_le32(conn_type); 2087 basic_req->active = enable; 2088 break; 2089 case NL80211_IFTYPE_STATION: 2090 if (vif->p2p) 2091 conn_type = CONNECTION_P2P_GC; 2092 else 2093 conn_type = CONNECTION_INFRA_STA; 2094 basic_req->conn_type = cpu_to_le32(conn_type); 2095 basic_req->active = true; 2096 break; 2097 case NL80211_IFTYPE_ADHOC: 2098 basic_req->conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC); 2099 basic_req->active = true; 2100 break; 2101 default: 2102 WARN_ON(1); 2103 break; 2104 } 2105 } 2106 2107 static void 2108 mt7925_mcu_bss_sec_tlv(struct sk_buff *skb, struct ieee80211_vif *vif) 2109 { 2110 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 2111 struct bss_sec_tlv { 2112 __le16 tag; 2113 __le16 len; 2114 u8 mode; 2115 u8 status; 2116 u8 cipher; 2117 u8 __rsv; 2118 } __packed * sec; 2119 struct tlv *tlv; 2120 2121 tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_SEC, sizeof(*sec)); 2122 sec = (struct bss_sec_tlv *)tlv; 2123 2124 switch (mvif->cipher) { 2125 case MCU_CIPHER_GCMP_256: 2126 case MCU_CIPHER_GCMP: 2127 sec->mode = MODE_WPA3_SAE; 2128 sec->status = 8; 2129 break; 2130 case MCU_CIPHER_AES_CCMP: 2131 sec->mode = MODE_WPA2_PSK; 2132 sec->status = 6; 2133 break; 2134 case MCU_CIPHER_TKIP: 2135 sec->mode = MODE_WPA2_PSK; 2136 sec->status = 4; 2137 break; 2138 case MCU_CIPHER_WEP104: 2139 case MCU_CIPHER_WEP40: 2140 sec->mode = MODE_SHARED; 2141 sec->status = 0; 2142 break; 2143 default: 2144 sec->mode = MODE_OPEN; 2145 sec->status = 1; 2146 break; 2147 } 2148 2149 sec->cipher = mvif->cipher; 2150 } 2151 2152 static void 2153 mt7925_mcu_bss_bmc_tlv(struct sk_buff *skb, struct mt792x_phy *phy, 2154 struct ieee80211_chanctx_conf *ctx, 2155 struct ieee80211_vif *vif, 2156 struct ieee80211_sta *sta) 2157 { 2158 struct cfg80211_chan_def *chandef = ctx ? &ctx->def : &phy->mt76->chandef; 2159 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 2160 enum nl80211_band band = chandef->chan->band; 2161 struct bss_rate_tlv *bmc; 2162 struct tlv *tlv; 2163 u8 idx = mvif->mcast_rates_idx ? 2164 mvif->mcast_rates_idx : mvif->basic_rates_idx; 2165 2166 tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_RATE, sizeof(*bmc)); 2167 2168 bmc = (struct bss_rate_tlv *)tlv; 2169 2170 bmc->short_preamble = (band == NL80211_BAND_2GHZ); 2171 bmc->bc_fixed_rate = idx; 2172 bmc->mc_fixed_rate = idx; 2173 } 2174 2175 static void 2176 mt7925_mcu_bss_mld_tlv(struct sk_buff *skb, 2177 struct ieee80211_vif *vif, 2178 struct ieee80211_sta *sta) 2179 { 2180 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; 2181 bool is_mld = ieee80211_vif_is_mld(vif); 2182 struct bss_mld_tlv *mld; 2183 struct tlv *tlv; 2184 2185 tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_MLD, sizeof(*mld)); 2186 mld = (struct bss_mld_tlv *)tlv; 2187 2188 mld->link_id = sta ? (is_mld ? vif->bss_conf.link_id : 0) : 0xff; 2189 mld->group_mld_id = is_mld ? mvif->mt76.idx : 0xff; 2190 mld->own_mld_id = mvif->mt76.idx + 32; 2191 mld->remap_idx = 0xff; 2192 2193 if (sta) 2194 memcpy(mld->mac_addr, sta->addr, ETH_ALEN); 2195 } 2196 2197 static void 2198 mt7925_mcu_bss_qos_tlv(struct sk_buff *skb, struct ieee80211_vif *vif) 2199 { 2200 struct mt76_connac_bss_qos_tlv *qos; 2201 struct tlv *tlv; 2202 2203 tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_QBSS, sizeof(*qos)); 2204 qos = (struct mt76_connac_bss_qos_tlv *)tlv; 2205 qos->qos = vif->bss_conf.qos; 2206 } 2207 2208 static void 2209 mt7925_mcu_bss_he_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 2210 struct mt792x_phy *phy) 2211 { 2212 #define DEFAULT_HE_PE_DURATION 4 2213 #define DEFAULT_HE_DURATION_RTS_THRES 1023 2214 const struct ieee80211_sta_he_cap *cap; 2215 struct bss_info_uni_he *he; 2216 struct tlv *tlv; 2217 2218 cap = mt76_connac_get_he_phy_cap(phy->mt76, vif); 2219 2220 tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_HE_BASIC, sizeof(*he)); 2221 2222 he = (struct bss_info_uni_he *)tlv; 2223 he->he_pe_duration = vif->bss_conf.htc_trig_based_pkt_ext; 2224 if (!he->he_pe_duration) 2225 he->he_pe_duration = DEFAULT_HE_PE_DURATION; 2226 2227 he->he_rts_thres = cpu_to_le16(vif->bss_conf.frame_time_rts_th); 2228 if (!he->he_rts_thres) 2229 he->he_rts_thres = cpu_to_le16(DEFAULT_HE_DURATION_RTS_THRES); 2230 2231 he->max_nss_mcs[CMD_HE_MCS_BW80] = cap->he_mcs_nss_supp.tx_mcs_80; 2232 he->max_nss_mcs[CMD_HE_MCS_BW160] = cap->he_mcs_nss_supp.tx_mcs_160; 2233 he->max_nss_mcs[CMD_HE_MCS_BW8080] = cap->he_mcs_nss_supp.tx_mcs_80p80; 2234 } 2235 2236 static void 2237 mt7925_mcu_bss_color_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 2238 bool enable) 2239 { 2240 struct bss_info_uni_bss_color *color; 2241 struct tlv *tlv; 2242 2243 tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_BSS_COLOR, sizeof(*color)); 2244 color = (struct bss_info_uni_bss_color *)tlv; 2245 2246 color->enable = enable ? 2247 vif->bss_conf.he_bss_color.enabled : 0; 2248 color->bss_color = enable ? 2249 vif->bss_conf.he_bss_color.color : 0; 2250 } 2251 2252 int mt7925_mcu_add_bss_info(struct mt792x_phy *phy, 2253 struct ieee80211_chanctx_conf *ctx, 2254 struct ieee80211_vif *vif, 2255 struct ieee80211_sta *sta, 2256 int enable) 2257 { 2258 struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; 2259 struct mt792x_dev *dev = phy->dev; 2260 struct sk_buff *skb; 2261 int err; 2262 2263 skb = __mt7925_mcu_alloc_bss_req(&dev->mt76, &mvif->mt76, 2264 MT7925_BSS_UPDATE_MAX_SIZE); 2265 if (IS_ERR(skb)) 2266 return PTR_ERR(skb); 2267 2268 /* bss_basic must be first */ 2269 mt7925_mcu_bss_basic_tlv(skb, vif, sta, ctx, phy->mt76, 2270 mvif->sta.wcid.idx, enable); 2271 mt7925_mcu_bss_sec_tlv(skb, vif); 2272 2273 mt7925_mcu_bss_bmc_tlv(skb, phy, ctx, vif, sta); 2274 mt7925_mcu_bss_qos_tlv(skb, vif); 2275 mt7925_mcu_bss_mld_tlv(skb, vif, sta); 2276 2277 if (vif->bss_conf.he_support) { 2278 mt7925_mcu_bss_he_tlv(skb, vif, phy); 2279 mt7925_mcu_bss_color_tlv(skb, vif, enable); 2280 } 2281 2282 err = mt76_mcu_skb_send_msg(&dev->mt76, skb, 2283 MCU_UNI_CMD(BSS_INFO_UPDATE), true); 2284 if (err < 0) 2285 return err; 2286 2287 return mt7925_mcu_set_chctx(phy->mt76, &mvif->mt76, ctx); 2288 } 2289 2290 int mt7925_mcu_set_dbdc(struct mt76_phy *phy) 2291 { 2292 struct mt76_dev *mdev = phy->dev; 2293 2294 struct mbmc_conf_tlv *conf; 2295 struct mbmc_set_req *hdr; 2296 struct sk_buff *skb; 2297 struct tlv *tlv; 2298 int max_len, err; 2299 2300 max_len = sizeof(*hdr) + sizeof(*conf); 2301 skb = mt76_mcu_msg_alloc(mdev, NULL, max_len); 2302 if (!skb) 2303 return -ENOMEM; 2304 2305 hdr = (struct mbmc_set_req *)skb_put(skb, sizeof(*hdr)); 2306 2307 tlv = mt76_connac_mcu_add_tlv(skb, UNI_MBMC_SETTING, sizeof(*conf)); 2308 conf = (struct mbmc_conf_tlv *)tlv; 2309 2310 conf->mbmc_en = 1; 2311 conf->band = 0; /* unused */ 2312 2313 err = mt76_mcu_skb_send_msg(mdev, skb, MCU_UNI_CMD(SET_DBDC_PARMS), 2314 false); 2315 2316 return err; 2317 } 2318 2319 #define MT76_CONNAC_SCAN_CHANNEL_TIME 60 2320 2321 int mt7925_mcu_hw_scan(struct mt76_phy *phy, struct ieee80211_vif *vif, 2322 struct ieee80211_scan_request *scan_req) 2323 { 2324 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 2325 struct cfg80211_scan_request *sreq = &scan_req->req; 2326 int n_ssids = 0, err, i, duration; 2327 struct ieee80211_channel **scan_list = sreq->channels; 2328 struct mt76_dev *mdev = phy->dev; 2329 struct mt76_connac_mcu_scan_channel *chan; 2330 struct sk_buff *skb; 2331 2332 struct scan_hdr_tlv *hdr; 2333 struct scan_req_tlv *req; 2334 struct scan_ssid_tlv *ssid; 2335 struct scan_bssid_tlv *bssid; 2336 struct scan_chan_info_tlv *chan_info; 2337 struct scan_ie_tlv *ie; 2338 struct scan_misc_tlv *misc; 2339 struct tlv *tlv; 2340 int max_len; 2341 2342 max_len = sizeof(*hdr) + sizeof(*req) + sizeof(*ssid) + 2343 sizeof(*bssid) + sizeof(*chan_info) + 2344 sizeof(*misc) + sizeof(*ie); 2345 2346 skb = mt76_mcu_msg_alloc(mdev, NULL, max_len); 2347 if (!skb) 2348 return -ENOMEM; 2349 2350 set_bit(MT76_HW_SCANNING, &phy->state); 2351 mvif->scan_seq_num = (mvif->scan_seq_num + 1) & 0x7f; 2352 2353 hdr = (struct scan_hdr_tlv *)skb_put(skb, sizeof(*hdr)); 2354 hdr->seq_num = mvif->scan_seq_num | mvif->band_idx << 7; 2355 hdr->bss_idx = mvif->idx; 2356 2357 tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_REQ, sizeof(*req)); 2358 req = (struct scan_req_tlv *)tlv; 2359 req->scan_type = sreq->n_ssids ? 1 : 0; 2360 req->probe_req_num = sreq->n_ssids ? 2 : 0; 2361 2362 duration = MT76_CONNAC_SCAN_CHANNEL_TIME; 2363 /* increase channel time for passive scan */ 2364 if (!sreq->n_ssids) 2365 duration *= 2; 2366 req->timeout_value = cpu_to_le16(sreq->n_channels * duration); 2367 req->channel_min_dwell_time = cpu_to_le16(duration); 2368 req->channel_dwell_time = cpu_to_le16(duration); 2369 2370 tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_SSID, sizeof(*ssid)); 2371 ssid = (struct scan_ssid_tlv *)tlv; 2372 for (i = 0; i < sreq->n_ssids; i++) { 2373 if (!sreq->ssids[i].ssid_len) 2374 continue; 2375 2376 ssid->ssids[i].ssid_len = cpu_to_le32(sreq->ssids[i].ssid_len); 2377 memcpy(ssid->ssids[i].ssid, sreq->ssids[i].ssid, 2378 sreq->ssids[i].ssid_len); 2379 n_ssids++; 2380 } 2381 ssid->ssid_type = n_ssids ? BIT(2) : BIT(0); 2382 ssid->ssids_num = n_ssids; 2383 2384 tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_BSSID, sizeof(*bssid)); 2385 bssid = (struct scan_bssid_tlv *)tlv; 2386 2387 memcpy(bssid->bssid, sreq->bssid, ETH_ALEN); 2388 2389 tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_CHANNEL, sizeof(*chan_info)); 2390 chan_info = (struct scan_chan_info_tlv *)tlv; 2391 chan_info->channels_num = min_t(u8, sreq->n_channels, 2392 ARRAY_SIZE(chan_info->channels)); 2393 for (i = 0; i < chan_info->channels_num; i++) { 2394 chan = &chan_info->channels[i]; 2395 2396 switch (scan_list[i]->band) { 2397 case NL80211_BAND_2GHZ: 2398 chan->band = 1; 2399 break; 2400 case NL80211_BAND_6GHZ: 2401 chan->band = 3; 2402 break; 2403 default: 2404 chan->band = 2; 2405 break; 2406 } 2407 chan->channel_num = scan_list[i]->hw_value; 2408 } 2409 chan_info->channel_type = sreq->n_channels ? 4 : 0; 2410 2411 tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_IE, sizeof(*ie)); 2412 ie = (struct scan_ie_tlv *)tlv; 2413 if (sreq->ie_len > 0) { 2414 memcpy(ie->ies, sreq->ie, sreq->ie_len); 2415 ie->ies_len = cpu_to_le16(sreq->ie_len); 2416 } 2417 2418 req->scan_func |= SCAN_FUNC_SPLIT_SCAN; 2419 2420 tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_MISC, sizeof(*misc)); 2421 misc = (struct scan_misc_tlv *)tlv; 2422 if (sreq->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) { 2423 get_random_mask_addr(misc->random_mac, sreq->mac_addr, 2424 sreq->mac_addr_mask); 2425 req->scan_func |= SCAN_FUNC_RANDOM_MAC; 2426 } 2427 2428 err = mt76_mcu_skb_send_msg(mdev, skb, MCU_UNI_CMD(SCAN_REQ), 2429 false); 2430 if (err < 0) 2431 clear_bit(MT76_HW_SCANNING, &phy->state); 2432 2433 return err; 2434 } 2435 EXPORT_SYMBOL_GPL(mt7925_mcu_hw_scan); 2436 2437 int mt7925_mcu_sched_scan_req(struct mt76_phy *phy, 2438 struct ieee80211_vif *vif, 2439 struct cfg80211_sched_scan_request *sreq) 2440 { 2441 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 2442 struct ieee80211_channel **scan_list = sreq->channels; 2443 struct mt76_connac_mcu_scan_channel *chan; 2444 struct mt76_dev *mdev = phy->dev; 2445 struct cfg80211_match_set *cfg_match; 2446 struct cfg80211_ssid *cfg_ssid; 2447 2448 struct scan_hdr_tlv *hdr; 2449 struct scan_sched_req *req; 2450 struct scan_ssid_tlv *ssid; 2451 struct scan_chan_info_tlv *chan_info; 2452 struct scan_ie_tlv *ie; 2453 struct scan_sched_ssid_match_sets *match; 2454 struct sk_buff *skb; 2455 struct tlv *tlv; 2456 int i, max_len; 2457 2458 max_len = sizeof(*hdr) + sizeof(*req) + sizeof(*ssid) + 2459 sizeof(*chan_info) + sizeof(*ie) + 2460 sizeof(*match); 2461 2462 skb = mt76_mcu_msg_alloc(mdev, NULL, max_len); 2463 if (!skb) 2464 return -ENOMEM; 2465 2466 mvif->scan_seq_num = (mvif->scan_seq_num + 1) & 0x7f; 2467 2468 hdr = (struct scan_hdr_tlv *)skb_put(skb, sizeof(*hdr)); 2469 hdr->seq_num = mvif->scan_seq_num | mvif->band_idx << 7; 2470 hdr->bss_idx = mvif->idx; 2471 2472 tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_SCHED_REQ, sizeof(*req)); 2473 req = (struct scan_sched_req *)tlv; 2474 req->version = 1; 2475 2476 if (sreq->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) 2477 req->scan_func |= SCAN_FUNC_RANDOM_MAC; 2478 2479 req->intervals_num = sreq->n_scan_plans; 2480 for (i = 0; i < req->intervals_num; i++) 2481 req->intervals[i] = cpu_to_le16(sreq->scan_plans[i].interval); 2482 2483 tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_SSID, sizeof(*ssid)); 2484 ssid = (struct scan_ssid_tlv *)tlv; 2485 2486 ssid->ssids_num = sreq->n_ssids; 2487 ssid->ssid_type = BIT(2); 2488 for (i = 0; i < ssid->ssids_num; i++) { 2489 cfg_ssid = &sreq->ssids[i]; 2490 memcpy(ssid->ssids[i].ssid, cfg_ssid->ssid, cfg_ssid->ssid_len); 2491 ssid->ssids[i].ssid_len = cpu_to_le32(cfg_ssid->ssid_len); 2492 } 2493 2494 tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_SSID_MATCH_SETS, sizeof(*match)); 2495 match = (struct scan_sched_ssid_match_sets *)tlv; 2496 match->match_num = sreq->n_match_sets; 2497 for (i = 0; i < match->match_num; i++) { 2498 cfg_match = &sreq->match_sets[i]; 2499 memcpy(match->match[i].ssid, cfg_match->ssid.ssid, 2500 cfg_match->ssid.ssid_len); 2501 match->match[i].rssi_th = cpu_to_le32(cfg_match->rssi_thold); 2502 match->match[i].ssid_len = cfg_match->ssid.ssid_len; 2503 } 2504 2505 tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_CHANNEL, sizeof(*chan_info)); 2506 chan_info = (struct scan_chan_info_tlv *)tlv; 2507 chan_info->channels_num = min_t(u8, sreq->n_channels, 2508 ARRAY_SIZE(chan_info->channels)); 2509 for (i = 0; i < chan_info->channels_num; i++) { 2510 chan = &chan_info->channels[i]; 2511 2512 switch (scan_list[i]->band) { 2513 case NL80211_BAND_2GHZ: 2514 chan->band = 1; 2515 break; 2516 case NL80211_BAND_6GHZ: 2517 chan->band = 3; 2518 break; 2519 default: 2520 chan->band = 2; 2521 break; 2522 } 2523 chan->channel_num = scan_list[i]->hw_value; 2524 } 2525 chan_info->channel_type = sreq->n_channels ? 4 : 0; 2526 2527 tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_IE, sizeof(*ie)); 2528 ie = (struct scan_ie_tlv *)tlv; 2529 if (sreq->ie_len > 0) { 2530 memcpy(ie->ies, sreq->ie, sreq->ie_len); 2531 ie->ies_len = cpu_to_le16(sreq->ie_len); 2532 } 2533 2534 return mt76_mcu_skb_send_msg(mdev, skb, MCU_UNI_CMD(SCAN_REQ), 2535 false); 2536 } 2537 EXPORT_SYMBOL_GPL(mt7925_mcu_sched_scan_req); 2538 2539 int 2540 mt7925_mcu_sched_scan_enable(struct mt76_phy *phy, 2541 struct ieee80211_vif *vif, 2542 bool enable) 2543 { 2544 struct mt76_dev *mdev = phy->dev; 2545 struct scan_sched_enable *req; 2546 struct scan_hdr_tlv *hdr; 2547 struct sk_buff *skb; 2548 struct tlv *tlv; 2549 int max_len; 2550 2551 max_len = sizeof(*hdr) + sizeof(*req); 2552 2553 skb = mt76_mcu_msg_alloc(mdev, NULL, max_len); 2554 if (!skb) 2555 return -ENOMEM; 2556 2557 hdr = (struct scan_hdr_tlv *)skb_put(skb, sizeof(*hdr)); 2558 hdr->seq_num = 0; 2559 hdr->bss_idx = 0; 2560 2561 tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_SCHED_ENABLE, sizeof(*req)); 2562 req = (struct scan_sched_enable *)tlv; 2563 req->active = !enable; 2564 2565 if (enable) 2566 set_bit(MT76_HW_SCHED_SCANNING, &phy->state); 2567 else 2568 clear_bit(MT76_HW_SCHED_SCANNING, &phy->state); 2569 2570 return mt76_mcu_skb_send_msg(mdev, skb, MCU_UNI_CMD(SCAN_REQ), 2571 false); 2572 } 2573 2574 int mt7925_mcu_cancel_hw_scan(struct mt76_phy *phy, 2575 struct ieee80211_vif *vif) 2576 { 2577 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 2578 struct { 2579 struct scan_hdr { 2580 u8 seq_num; 2581 u8 bss_idx; 2582 u8 pad[2]; 2583 } __packed hdr; 2584 struct scan_cancel_tlv { 2585 __le16 tag; 2586 __le16 len; 2587 u8 is_ext_channel; 2588 u8 rsv[3]; 2589 } __packed cancel; 2590 } req = { 2591 .hdr = { 2592 .seq_num = mvif->scan_seq_num, 2593 .bss_idx = mvif->idx, 2594 }, 2595 .cancel = { 2596 .tag = cpu_to_le16(UNI_SCAN_CANCEL), 2597 .len = cpu_to_le16(sizeof(struct scan_cancel_tlv)), 2598 }, 2599 }; 2600 2601 if (test_and_clear_bit(MT76_HW_SCANNING, &phy->state)) { 2602 struct cfg80211_scan_info info = { 2603 .aborted = true, 2604 }; 2605 2606 ieee80211_scan_completed(phy->hw, &info); 2607 } 2608 2609 return mt76_mcu_send_msg(phy->dev, MCU_UNI_CMD(SCAN_REQ), 2610 &req, sizeof(req), false); 2611 } 2612 EXPORT_SYMBOL_GPL(mt7925_mcu_cancel_hw_scan); 2613 2614 int mt7925_mcu_set_channel_domain(struct mt76_phy *phy) 2615 { 2616 int len, i, n_max_channels, n_2ch = 0, n_5ch = 0, n_6ch = 0; 2617 struct { 2618 struct { 2619 u8 alpha2[4]; /* regulatory_request.alpha2 */ 2620 u8 bw_2g; /* BW_20_40M 0 2621 * BW_20M 1 2622 * BW_20_40_80M 2 2623 * BW_20_40_80_160M 3 2624 * BW_20_40_80_8080M 4 2625 */ 2626 u8 bw_5g; 2627 u8 bw_6g; 2628 u8 pad; 2629 } __packed hdr; 2630 struct n_chan { 2631 __le16 tag; 2632 __le16 len; 2633 u8 n_2ch; 2634 u8 n_5ch; 2635 u8 n_6ch; 2636 u8 pad; 2637 } __packed n_ch; 2638 } req = { 2639 .hdr = { 2640 .bw_2g = 0, 2641 .bw_5g = 3, /* BW_20_40_80_160M */ 2642 .bw_6g = 3, 2643 }, 2644 .n_ch = { 2645 .tag = cpu_to_le16(2), 2646 }, 2647 }; 2648 struct mt76_connac_mcu_chan { 2649 __le16 hw_value; 2650 __le16 pad; 2651 __le32 flags; 2652 } __packed channel; 2653 struct mt76_dev *dev = phy->dev; 2654 struct ieee80211_channel *chan; 2655 struct sk_buff *skb; 2656 2657 n_max_channels = phy->sband_2g.sband.n_channels + 2658 phy->sband_5g.sband.n_channels + 2659 phy->sband_6g.sband.n_channels; 2660 len = sizeof(req) + n_max_channels * sizeof(channel); 2661 2662 skb = mt76_mcu_msg_alloc(dev, NULL, len); 2663 if (!skb) 2664 return -ENOMEM; 2665 2666 skb_reserve(skb, sizeof(req)); 2667 2668 for (i = 0; i < phy->sband_2g.sband.n_channels; i++) { 2669 chan = &phy->sband_2g.sband.channels[i]; 2670 if (chan->flags & IEEE80211_CHAN_DISABLED) 2671 continue; 2672 2673 channel.hw_value = cpu_to_le16(chan->hw_value); 2674 channel.flags = cpu_to_le32(chan->flags); 2675 channel.pad = 0; 2676 2677 skb_put_data(skb, &channel, sizeof(channel)); 2678 n_2ch++; 2679 } 2680 for (i = 0; i < phy->sband_5g.sband.n_channels; i++) { 2681 chan = &phy->sband_5g.sband.channels[i]; 2682 if (chan->flags & IEEE80211_CHAN_DISABLED) 2683 continue; 2684 2685 channel.hw_value = cpu_to_le16(chan->hw_value); 2686 channel.flags = cpu_to_le32(chan->flags); 2687 channel.pad = 0; 2688 2689 skb_put_data(skb, &channel, sizeof(channel)); 2690 n_5ch++; 2691 } 2692 for (i = 0; i < phy->sband_6g.sband.n_channels; i++) { 2693 chan = &phy->sband_6g.sband.channels[i]; 2694 if (chan->flags & IEEE80211_CHAN_DISABLED) 2695 continue; 2696 2697 channel.hw_value = cpu_to_le16(chan->hw_value); 2698 channel.flags = cpu_to_le32(chan->flags); 2699 channel.pad = 0; 2700 2701 skb_put_data(skb, &channel, sizeof(channel)); 2702 n_6ch++; 2703 } 2704 2705 BUILD_BUG_ON(sizeof(dev->alpha2) > sizeof(req.hdr.alpha2)); 2706 memcpy(req.hdr.alpha2, dev->alpha2, sizeof(dev->alpha2)); 2707 req.n_ch.n_2ch = n_2ch; 2708 req.n_ch.n_5ch = n_5ch; 2709 req.n_ch.n_6ch = n_6ch; 2710 len = sizeof(struct n_chan) + (n_2ch + n_5ch + n_6ch) * sizeof(channel); 2711 req.n_ch.len = cpu_to_le16(len); 2712 memcpy(__skb_push(skb, sizeof(req)), &req, sizeof(req)); 2713 2714 return mt76_mcu_skb_send_msg(dev, skb, MCU_UNI_CMD(SET_DOMAIN_INFO), 2715 false); 2716 } 2717 EXPORT_SYMBOL_GPL(mt7925_mcu_set_channel_domain); 2718 2719 static int 2720 __mt7925_mcu_set_clc(struct mt792x_dev *dev, u8 *alpha2, 2721 enum environment_cap env_cap, 2722 struct mt7925_clc *clc, u8 idx) 2723 { 2724 struct mt7925_clc_segment *seg; 2725 struct sk_buff *skb; 2726 struct { 2727 u8 rsv[4]; 2728 __le16 tag; 2729 __le16 len; 2730 2731 u8 ver; 2732 u8 pad0; 2733 __le16 size; 2734 u8 idx; 2735 u8 env; 2736 u8 acpi_conf; 2737 u8 pad1; 2738 u8 alpha2[2]; 2739 u8 type[2]; 2740 u8 rsvd[64]; 2741 } __packed req = { 2742 .tag = cpu_to_le16(0x3), 2743 .len = cpu_to_le16(sizeof(req) - 4), 2744 2745 .idx = idx, 2746 .env = env_cap, 2747 .acpi_conf = mt792x_acpi_get_flags(&dev->phy), 2748 }; 2749 int ret, valid_cnt = 0; 2750 u8 i, *pos; 2751 2752 if (!clc) 2753 return 0; 2754 2755 pos = clc->data + sizeof(*seg) * clc->nr_seg; 2756 for (i = 0; i < clc->nr_country; i++) { 2757 struct mt7925_clc_rule *rule = (struct mt7925_clc_rule *)pos; 2758 2759 pos += sizeof(*rule); 2760 if (rule->alpha2[0] != alpha2[0] || 2761 rule->alpha2[1] != alpha2[1]) 2762 continue; 2763 2764 seg = (struct mt7925_clc_segment *)clc->data 2765 + rule->seg_idx - 1; 2766 2767 memcpy(req.alpha2, rule->alpha2, 2); 2768 memcpy(req.type, rule->type, 2); 2769 2770 req.size = cpu_to_le16(seg->len); 2771 skb = __mt76_mcu_msg_alloc(&dev->mt76, &req, 2772 le16_to_cpu(req.size) + sizeof(req), 2773 sizeof(req), GFP_KERNEL); 2774 if (!skb) 2775 return -ENOMEM; 2776 skb_put_data(skb, clc->data + seg->offset, seg->len); 2777 2778 ret = mt76_mcu_skb_send_msg(&dev->mt76, skb, 2779 MCU_UNI_CMD(SET_POWER_LIMIT), 2780 true); 2781 if (ret < 0) 2782 return ret; 2783 valid_cnt++; 2784 } 2785 2786 if (!valid_cnt) 2787 return -ENOENT; 2788 2789 return 0; 2790 } 2791 2792 int mt7925_mcu_set_clc(struct mt792x_dev *dev, u8 *alpha2, 2793 enum environment_cap env_cap) 2794 { 2795 struct mt792x_phy *phy = (struct mt792x_phy *)&dev->phy; 2796 int i, ret; 2797 2798 /* submit all clc config */ 2799 for (i = 0; i < ARRAY_SIZE(phy->clc); i++) { 2800 ret = __mt7925_mcu_set_clc(dev, alpha2, env_cap, 2801 phy->clc[i], i); 2802 2803 /* If no country found, set "00" as default */ 2804 if (ret == -ENOENT) 2805 ret = __mt7925_mcu_set_clc(dev, "00", 2806 ENVIRON_INDOOR, 2807 phy->clc[i], i); 2808 if (ret < 0) 2809 return ret; 2810 } 2811 return 0; 2812 } 2813 2814 int mt7925_mcu_fill_message(struct mt76_dev *mdev, struct sk_buff *skb, 2815 int cmd, int *wait_seq) 2816 { 2817 int txd_len, mcu_cmd = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); 2818 struct mt76_connac2_mcu_uni_txd *uni_txd; 2819 struct mt76_connac2_mcu_txd *mcu_txd; 2820 __le32 *txd; 2821 u32 val; 2822 u8 seq; 2823 2824 /* TODO: make dynamic based on msg type */ 2825 mdev->mcu.timeout = 20 * HZ; 2826 2827 seq = ++mdev->mcu.msg_seq & 0xf; 2828 if (!seq) 2829 seq = ++mdev->mcu.msg_seq & 0xf; 2830 2831 if (cmd == MCU_CMD(FW_SCATTER)) 2832 goto exit; 2833 2834 txd_len = cmd & __MCU_CMD_FIELD_UNI ? sizeof(*uni_txd) : sizeof(*mcu_txd); 2835 txd = (__le32 *)skb_push(skb, txd_len); 2836 2837 val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len) | 2838 FIELD_PREP(MT_TXD0_PKT_FMT, MT_TX_TYPE_CMD) | 2839 FIELD_PREP(MT_TXD0_Q_IDX, MT_TX_MCU_PORT_RX_Q0); 2840 txd[0] = cpu_to_le32(val); 2841 2842 val = FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_CMD); 2843 txd[1] = cpu_to_le32(val); 2844 2845 if (cmd & __MCU_CMD_FIELD_UNI) { 2846 uni_txd = (struct mt76_connac2_mcu_uni_txd *)txd; 2847 uni_txd->len = cpu_to_le16(skb->len - sizeof(uni_txd->txd)); 2848 uni_txd->option = MCU_CMD_UNI_EXT_ACK; 2849 uni_txd->cid = cpu_to_le16(mcu_cmd); 2850 uni_txd->s2d_index = MCU_S2D_H2N; 2851 uni_txd->pkt_type = MCU_PKT_ID; 2852 uni_txd->seq = seq; 2853 2854 goto exit; 2855 } 2856 2857 mcu_txd = (struct mt76_connac2_mcu_txd *)txd; 2858 mcu_txd->len = cpu_to_le16(skb->len - sizeof(mcu_txd->txd)); 2859 mcu_txd->pq_id = cpu_to_le16(MCU_PQ_ID(MT_TX_PORT_IDX_MCU, 2860 MT_TX_MCU_PORT_RX_Q0)); 2861 mcu_txd->pkt_type = MCU_PKT_ID; 2862 mcu_txd->seq = seq; 2863 mcu_txd->cid = mcu_cmd; 2864 mcu_txd->ext_cid = FIELD_GET(__MCU_CMD_FIELD_EXT_ID, cmd); 2865 2866 if (mcu_txd->ext_cid || (cmd & __MCU_CMD_FIELD_CE)) { 2867 if (cmd & __MCU_CMD_FIELD_QUERY) 2868 mcu_txd->set_query = MCU_Q_QUERY; 2869 else 2870 mcu_txd->set_query = MCU_Q_SET; 2871 mcu_txd->ext_cid_ack = !!mcu_txd->ext_cid; 2872 } else { 2873 mcu_txd->set_query = MCU_Q_NA; 2874 } 2875 2876 if (cmd & __MCU_CMD_FIELD_WA) 2877 mcu_txd->s2d_index = MCU_S2D_H2C; 2878 else 2879 mcu_txd->s2d_index = MCU_S2D_H2N; 2880 2881 exit: 2882 if (wait_seq) 2883 *wait_seq = seq; 2884 2885 return 0; 2886 } 2887 EXPORT_SYMBOL_GPL(mt7925_mcu_fill_message); 2888 2889 int mt7925_mcu_set_rts_thresh(struct mt792x_phy *phy, u32 val) 2890 { 2891 struct { 2892 u8 band_idx; 2893 u8 _rsv[3]; 2894 2895 __le16 tag; 2896 __le16 len; 2897 __le32 len_thresh; 2898 __le32 pkt_thresh; 2899 } __packed req = { 2900 .band_idx = phy->mt76->band_idx, 2901 .tag = cpu_to_le16(UNI_BAND_CONFIG_RTS_THRESHOLD), 2902 .len = cpu_to_le16(sizeof(req) - 4), 2903 .len_thresh = cpu_to_le32(val), 2904 .pkt_thresh = cpu_to_le32(0x2), 2905 }; 2906 2907 return mt76_mcu_send_msg(&phy->dev->mt76, MCU_UNI_CMD(BAND_CONFIG), 2908 &req, sizeof(req), true); 2909 } 2910 2911 int mt7925_mcu_set_radio_en(struct mt792x_phy *phy, bool enable) 2912 { 2913 struct { 2914 u8 band_idx; 2915 u8 _rsv[3]; 2916 2917 __le16 tag; 2918 __le16 len; 2919 u8 enable; 2920 u8 _rsv2[3]; 2921 } __packed req = { 2922 .band_idx = phy->mt76->band_idx, 2923 .tag = cpu_to_le16(UNI_BAND_CONFIG_RADIO_ENABLE), 2924 .len = cpu_to_le16(sizeof(req) - 4), 2925 .enable = enable, 2926 }; 2927 2928 return mt76_mcu_send_msg(&phy->dev->mt76, MCU_UNI_CMD(BAND_CONFIG), 2929 &req, sizeof(req), true); 2930 } 2931 2932 static void 2933 mt7925_mcu_build_sku(struct mt76_dev *dev, s8 *sku, 2934 struct mt76_power_limits *limits, 2935 enum nl80211_band band) 2936 { 2937 int i, offset = sizeof(limits->cck); 2938 2939 memset(sku, 127, MT_CONNAC3_SKU_POWER_LIMIT); 2940 2941 if (band == NL80211_BAND_2GHZ) { 2942 /* cck */ 2943 memcpy(sku, limits->cck, sizeof(limits->cck)); 2944 } 2945 2946 /* ofdm */ 2947 memcpy(&sku[offset], limits->ofdm, sizeof(limits->ofdm)); 2948 offset += (sizeof(limits->ofdm) * 5); 2949 2950 /* ht */ 2951 for (i = 0; i < 2; i++) { 2952 memcpy(&sku[offset], limits->mcs[i], 8); 2953 offset += 8; 2954 } 2955 sku[offset++] = limits->mcs[0][0]; 2956 2957 /* vht */ 2958 for (i = 0; i < ARRAY_SIZE(limits->mcs); i++) { 2959 memcpy(&sku[offset], limits->mcs[i], 2960 ARRAY_SIZE(limits->mcs[i])); 2961 offset += 12; 2962 } 2963 2964 /* he */ 2965 for (i = 0; i < ARRAY_SIZE(limits->ru); i++) { 2966 memcpy(&sku[offset], limits->ru[i], ARRAY_SIZE(limits->ru[i])); 2967 offset += ARRAY_SIZE(limits->ru[i]); 2968 } 2969 2970 /* eht */ 2971 for (i = 0; i < ARRAY_SIZE(limits->eht); i++) { 2972 memcpy(&sku[offset], limits->eht[i], ARRAY_SIZE(limits->eht[i])); 2973 offset += ARRAY_SIZE(limits->eht[i]); 2974 } 2975 } 2976 2977 static int 2978 mt7925_mcu_rate_txpower_band(struct mt76_phy *phy, 2979 enum nl80211_band band) 2980 { 2981 int tx_power, n_chan, last_ch, err = 0, idx = 0; 2982 int i, sku_len, batch_size, batch_len = 3; 2983 struct mt76_dev *dev = phy->dev; 2984 static const u8 chan_list_2ghz[] = { 2985 1, 2, 3, 4, 5, 6, 7, 2986 8, 9, 10, 11, 12, 13, 14 2987 }; 2988 static const u8 chan_list_5ghz[] = { 2989 36, 38, 40, 42, 44, 46, 48, 2990 50, 52, 54, 56, 58, 60, 62, 2991 64, 100, 102, 104, 106, 108, 110, 2992 112, 114, 116, 118, 120, 122, 124, 2993 126, 128, 132, 134, 136, 138, 140, 2994 142, 144, 149, 151, 153, 155, 157, 2995 159, 161, 165, 167 2996 }; 2997 static const u8 chan_list_6ghz[] = { 2998 1, 3, 5, 7, 9, 11, 13, 2999 15, 17, 19, 21, 23, 25, 27, 3000 29, 33, 35, 37, 39, 41, 43, 3001 45, 47, 49, 51, 53, 55, 57, 3002 59, 61, 65, 67, 69, 71, 73, 3003 75, 77, 79, 81, 83, 85, 87, 3004 89, 91, 93, 97, 99, 101, 103, 3005 105, 107, 109, 111, 113, 115, 117, 3006 119, 121, 123, 125, 129, 131, 133, 3007 135, 137, 139, 141, 143, 145, 147, 3008 149, 151, 153, 155, 157, 161, 163, 3009 165, 167, 169, 171, 173, 175, 177, 3010 179, 181, 183, 185, 187, 189, 193, 3011 195, 197, 199, 201, 203, 205, 207, 3012 209, 211, 213, 215, 217, 219, 221, 3013 225, 227, 229, 233 3014 }; 3015 struct mt76_power_limits *limits; 3016 struct mt7925_sku_tlv *sku_tlbv; 3017 const u8 *ch_list; 3018 3019 sku_len = sizeof(*sku_tlbv); 3020 tx_power = 2 * phy->hw->conf.power_level; 3021 if (!tx_power) 3022 tx_power = 127; 3023 3024 if (band == NL80211_BAND_2GHZ) { 3025 n_chan = ARRAY_SIZE(chan_list_2ghz); 3026 ch_list = chan_list_2ghz; 3027 last_ch = chan_list_2ghz[ARRAY_SIZE(chan_list_2ghz) - 1]; 3028 } else if (band == NL80211_BAND_6GHZ) { 3029 n_chan = ARRAY_SIZE(chan_list_6ghz); 3030 ch_list = chan_list_6ghz; 3031 last_ch = chan_list_6ghz[ARRAY_SIZE(chan_list_6ghz) - 1]; 3032 } else { 3033 n_chan = ARRAY_SIZE(chan_list_5ghz); 3034 ch_list = chan_list_5ghz; 3035 last_ch = chan_list_5ghz[ARRAY_SIZE(chan_list_5ghz) - 1]; 3036 } 3037 batch_size = DIV_ROUND_UP(n_chan, batch_len); 3038 3039 limits = devm_kmalloc(dev->dev, sizeof(*limits), GFP_KERNEL); 3040 if (!limits) 3041 return -ENOMEM; 3042 3043 sku_tlbv = devm_kmalloc(dev->dev, sku_len, GFP_KERNEL); 3044 if (!sku_tlbv) { 3045 devm_kfree(dev->dev, limits); 3046 return -ENOMEM; 3047 } 3048 3049 for (i = 0; i < batch_size; i++) { 3050 struct mt7925_tx_power_limit_tlv *tx_power_tlv; 3051 int j, msg_len, num_ch; 3052 struct sk_buff *skb; 3053 3054 num_ch = i == batch_size - 1 ? n_chan % batch_len : batch_len; 3055 msg_len = sizeof(*tx_power_tlv) + num_ch * sku_len; 3056 skb = mt76_mcu_msg_alloc(dev, NULL, msg_len); 3057 if (!skb) { 3058 err = -ENOMEM; 3059 goto out; 3060 } 3061 3062 tx_power_tlv = (struct mt7925_tx_power_limit_tlv *) 3063 skb_put(skb, sizeof(*tx_power_tlv)); 3064 3065 BUILD_BUG_ON(sizeof(dev->alpha2) > sizeof(tx_power_tlv->alpha2)); 3066 memcpy(tx_power_tlv->alpha2, dev->alpha2, sizeof(dev->alpha2)); 3067 tx_power_tlv->n_chan = num_ch; 3068 tx_power_tlv->tag = cpu_to_le16(0x1); 3069 tx_power_tlv->len = cpu_to_le16(sizeof(*tx_power_tlv)); 3070 3071 switch (band) { 3072 case NL80211_BAND_2GHZ: 3073 tx_power_tlv->band = 1; 3074 break; 3075 case NL80211_BAND_6GHZ: 3076 tx_power_tlv->band = 3; 3077 break; 3078 default: 3079 tx_power_tlv->band = 2; 3080 break; 3081 } 3082 3083 for (j = 0; j < num_ch; j++, idx++) { 3084 struct ieee80211_channel chan = { 3085 .hw_value = ch_list[idx], 3086 .band = band, 3087 }; 3088 s8 reg_power, sar_power; 3089 3090 reg_power = mt76_connac_get_ch_power(phy, &chan, 3091 tx_power); 3092 sar_power = mt76_get_sar_power(phy, &chan, reg_power); 3093 3094 mt76_get_rate_power_limits(phy, &chan, limits, 3095 sar_power); 3096 3097 tx_power_tlv->last_msg = ch_list[idx] == last_ch; 3098 sku_tlbv->channel = ch_list[idx]; 3099 3100 mt7925_mcu_build_sku(dev, sku_tlbv->pwr_limit, 3101 limits, band); 3102 skb_put_data(skb, sku_tlbv, sku_len); 3103 } 3104 err = mt76_mcu_skb_send_msg(dev, skb, 3105 MCU_UNI_CMD(SET_POWER_LIMIT), 3106 true); 3107 if (err < 0) 3108 goto out; 3109 } 3110 3111 out: 3112 devm_kfree(dev->dev, sku_tlbv); 3113 devm_kfree(dev->dev, limits); 3114 return err; 3115 } 3116 3117 int mt7925_mcu_set_rate_txpower(struct mt76_phy *phy) 3118 { 3119 int err; 3120 3121 if (phy->cap.has_2ghz) { 3122 err = mt7925_mcu_rate_txpower_band(phy, 3123 NL80211_BAND_2GHZ); 3124 if (err < 0) 3125 return err; 3126 } 3127 3128 if (phy->cap.has_5ghz) { 3129 err = mt7925_mcu_rate_txpower_band(phy, 3130 NL80211_BAND_5GHZ); 3131 if (err < 0) 3132 return err; 3133 } 3134 3135 if (phy->cap.has_6ghz) { 3136 err = mt7925_mcu_rate_txpower_band(phy, 3137 NL80211_BAND_6GHZ); 3138 if (err < 0) 3139 return err; 3140 } 3141 3142 return 0; 3143 } 3144 3145 int mt7925_mcu_set_rxfilter(struct mt792x_dev *dev, u32 fif, 3146 u8 bit_op, u32 bit_map) 3147 { 3148 struct mt792x_phy *phy = &dev->phy; 3149 struct { 3150 u8 band_idx; 3151 u8 rsv1[3]; 3152 3153 __le16 tag; 3154 __le16 len; 3155 u8 mode; 3156 u8 rsv2[3]; 3157 __le32 fif; 3158 __le32 bit_map; /* bit_* for bitmap update */ 3159 u8 bit_op; 3160 u8 pad[51]; 3161 } __packed req = { 3162 .band_idx = phy->mt76->band_idx, 3163 .tag = cpu_to_le16(UNI_BAND_CONFIG_SET_MAC80211_RX_FILTER), 3164 .len = cpu_to_le16(sizeof(req) - 4), 3165 3166 .mode = fif ? 0 : 1, 3167 .fif = cpu_to_le32(fif), 3168 .bit_map = cpu_to_le32(bit_map), 3169 .bit_op = bit_op, 3170 }; 3171 3172 return mt76_mcu_send_msg(&phy->dev->mt76, MCU_UNI_CMD(BAND_CONFIG), 3173 &req, sizeof(req), true); 3174 } 3175