1 // SPDX-License-Identifier: ISC 2 /* 3 * Copyright (C) 2022 MediaTek Inc. 4 */ 5 6 #include <linux/firmware.h> 7 #include <linux/fs.h> 8 #include "mt7996.h" 9 #include "mcu.h" 10 #include "mac.h" 11 #include "eeprom.h" 12 13 #define fw_name(_dev, name, ...) ({ \ 14 char *_fw; \ 15 switch (mt76_chip(&(_dev)->mt76)) { \ 16 case 0x7992: \ 17 _fw = MT7992_##name; \ 18 break; \ 19 case 0x7990: \ 20 default: \ 21 _fw = MT7996_##name; \ 22 break; \ 23 } \ 24 _fw; \ 25 }) 26 27 struct mt7996_patch_hdr { 28 char build_date[16]; 29 char platform[4]; 30 __be32 hw_sw_ver; 31 __be32 patch_ver; 32 __be16 checksum; 33 u16 reserved; 34 struct { 35 __be32 patch_ver; 36 __be32 subsys; 37 __be32 feature; 38 __be32 n_region; 39 __be32 crc; 40 u32 reserved[11]; 41 } desc; 42 } __packed; 43 44 struct mt7996_patch_sec { 45 __be32 type; 46 __be32 offs; 47 __be32 size; 48 union { 49 __be32 spec[13]; 50 struct { 51 __be32 addr; 52 __be32 len; 53 __be32 sec_key_idx; 54 __be32 align_len; 55 u32 reserved[9]; 56 } info; 57 }; 58 } __packed; 59 60 struct mt7996_fw_trailer { 61 u8 chip_id; 62 u8 eco_code; 63 u8 n_region; 64 u8 format_ver; 65 u8 format_flag; 66 u8 reserved[2]; 67 char fw_ver[10]; 68 char build_date[15]; 69 u32 crc; 70 } __packed; 71 72 struct mt7996_fw_region { 73 __le32 decomp_crc; 74 __le32 decomp_len; 75 __le32 decomp_blk_sz; 76 u8 reserved[4]; 77 __le32 addr; 78 __le32 len; 79 u8 feature_set; 80 u8 reserved1[15]; 81 } __packed; 82 83 #define MCU_PATCH_ADDRESS 0x200000 84 85 #define HE_PHY(p, c) u8_get_bits(c, IEEE80211_HE_PHY_##p) 86 #define HE_MAC(m, c) u8_get_bits(c, IEEE80211_HE_MAC_##m) 87 #define EHT_PHY(p, c) u8_get_bits(c, IEEE80211_EHT_PHY_##p) 88 89 static bool sr_scene_detect = true; 90 module_param(sr_scene_detect, bool, 0644); 91 MODULE_PARM_DESC(sr_scene_detect, "Enable firmware scene detection algorithm"); 92 93 static u8 94 mt7996_mcu_get_sta_nss(u16 mcs_map) 95 { 96 u8 nss; 97 98 for (nss = 8; nss > 0; nss--) { 99 u8 nss_mcs = (mcs_map >> (2 * (nss - 1))) & 3; 100 101 if (nss_mcs != IEEE80211_VHT_MCS_NOT_SUPPORTED) 102 break; 103 } 104 105 return nss - 1; 106 } 107 108 static void 109 mt7996_mcu_set_sta_he_mcs(struct ieee80211_sta *sta, __le16 *he_mcs, 110 u16 mcs_map) 111 { 112 struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; 113 enum nl80211_band band = msta->vif->phy->mt76->chandef.chan->band; 114 const u16 *mask = msta->vif->bitrate_mask.control[band].he_mcs; 115 int nss, max_nss = sta->deflink.rx_nss > 3 ? 4 : sta->deflink.rx_nss; 116 117 for (nss = 0; nss < max_nss; nss++) { 118 int mcs; 119 120 switch ((mcs_map >> (2 * nss)) & 0x3) { 121 case IEEE80211_HE_MCS_SUPPORT_0_11: 122 mcs = GENMASK(11, 0); 123 break; 124 case IEEE80211_HE_MCS_SUPPORT_0_9: 125 mcs = GENMASK(9, 0); 126 break; 127 case IEEE80211_HE_MCS_SUPPORT_0_7: 128 mcs = GENMASK(7, 0); 129 break; 130 default: 131 mcs = 0; 132 } 133 134 mcs = mcs ? fls(mcs & mask[nss]) - 1 : -1; 135 136 switch (mcs) { 137 case 0 ... 7: 138 mcs = IEEE80211_HE_MCS_SUPPORT_0_7; 139 break; 140 case 8 ... 9: 141 mcs = IEEE80211_HE_MCS_SUPPORT_0_9; 142 break; 143 case 10 ... 11: 144 mcs = IEEE80211_HE_MCS_SUPPORT_0_11; 145 break; 146 default: 147 mcs = IEEE80211_HE_MCS_NOT_SUPPORTED; 148 break; 149 } 150 mcs_map &= ~(0x3 << (nss * 2)); 151 mcs_map |= mcs << (nss * 2); 152 } 153 154 *he_mcs = cpu_to_le16(mcs_map); 155 } 156 157 static void 158 mt7996_mcu_set_sta_vht_mcs(struct ieee80211_sta *sta, __le16 *vht_mcs, 159 const u16 *mask) 160 { 161 u16 mcs, mcs_map = le16_to_cpu(sta->deflink.vht_cap.vht_mcs.rx_mcs_map); 162 int nss, max_nss = sta->deflink.rx_nss > 3 ? 4 : sta->deflink.rx_nss; 163 164 for (nss = 0; nss < max_nss; nss++, mcs_map >>= 2) { 165 switch (mcs_map & 0x3) { 166 case IEEE80211_VHT_MCS_SUPPORT_0_9: 167 mcs = GENMASK(9, 0); 168 break; 169 case IEEE80211_VHT_MCS_SUPPORT_0_8: 170 mcs = GENMASK(8, 0); 171 break; 172 case IEEE80211_VHT_MCS_SUPPORT_0_7: 173 mcs = GENMASK(7, 0); 174 break; 175 default: 176 mcs = 0; 177 } 178 179 vht_mcs[nss] = cpu_to_le16(mcs & mask[nss]); 180 } 181 } 182 183 static void 184 mt7996_mcu_set_sta_ht_mcs(struct ieee80211_sta *sta, u8 *ht_mcs, 185 const u8 *mask) 186 { 187 int nss, max_nss = sta->deflink.rx_nss > 3 ? 4 : sta->deflink.rx_nss; 188 189 for (nss = 0; nss < max_nss; nss++) 190 ht_mcs[nss] = sta->deflink.ht_cap.mcs.rx_mask[nss] & mask[nss]; 191 } 192 193 static int 194 mt7996_mcu_parse_response(struct mt76_dev *mdev, int cmd, 195 struct sk_buff *skb, int seq) 196 { 197 struct mt7996_mcu_rxd *rxd; 198 struct mt7996_mcu_uni_event *event; 199 int mcu_cmd = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); 200 int ret = 0; 201 202 if (!skb) { 203 dev_err(mdev->dev, "Message %08x (seq %d) timeout\n", 204 cmd, seq); 205 return -ETIMEDOUT; 206 } 207 208 rxd = (struct mt7996_mcu_rxd *)skb->data; 209 if (seq != rxd->seq) 210 return -EAGAIN; 211 212 if (cmd == MCU_CMD(PATCH_SEM_CONTROL)) { 213 skb_pull(skb, sizeof(*rxd) - 4); 214 ret = *skb->data; 215 } else if ((rxd->option & MCU_UNI_CMD_EVENT) && 216 rxd->eid == MCU_UNI_EVENT_RESULT) { 217 skb_pull(skb, sizeof(*rxd)); 218 event = (struct mt7996_mcu_uni_event *)skb->data; 219 ret = le32_to_cpu(event->status); 220 /* skip invalid event */ 221 if (mcu_cmd != event->cid) 222 ret = -EAGAIN; 223 } else { 224 skb_pull(skb, sizeof(struct mt7996_mcu_rxd)); 225 } 226 227 return ret; 228 } 229 230 static int 231 mt7996_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb, 232 int cmd, int *wait_seq) 233 { 234 struct mt7996_dev *dev = container_of(mdev, struct mt7996_dev, mt76); 235 int txd_len, mcu_cmd = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); 236 struct mt76_connac2_mcu_uni_txd *uni_txd; 237 struct mt76_connac2_mcu_txd *mcu_txd; 238 enum mt76_mcuq_id qid; 239 __le32 *txd; 240 u32 val; 241 u8 seq; 242 243 mdev->mcu.timeout = 20 * HZ; 244 245 seq = ++dev->mt76.mcu.msg_seq & 0xf; 246 if (!seq) 247 seq = ++dev->mt76.mcu.msg_seq & 0xf; 248 249 if (cmd == MCU_CMD(FW_SCATTER)) { 250 qid = MT_MCUQ_FWDL; 251 goto exit; 252 } 253 254 txd_len = cmd & __MCU_CMD_FIELD_UNI ? sizeof(*uni_txd) : sizeof(*mcu_txd); 255 txd = (__le32 *)skb_push(skb, txd_len); 256 if (test_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state)) 257 qid = MT_MCUQ_WA; 258 else 259 qid = MT_MCUQ_WM; 260 261 val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len) | 262 FIELD_PREP(MT_TXD0_PKT_FMT, MT_TX_TYPE_CMD) | 263 FIELD_PREP(MT_TXD0_Q_IDX, MT_TX_MCU_PORT_RX_Q0); 264 txd[0] = cpu_to_le32(val); 265 266 val = FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_CMD); 267 txd[1] = cpu_to_le32(val); 268 269 if (cmd & __MCU_CMD_FIELD_UNI) { 270 uni_txd = (struct mt76_connac2_mcu_uni_txd *)txd; 271 uni_txd->len = cpu_to_le16(skb->len - sizeof(uni_txd->txd)); 272 uni_txd->cid = cpu_to_le16(mcu_cmd); 273 uni_txd->s2d_index = MCU_S2D_H2CN; 274 uni_txd->pkt_type = MCU_PKT_ID; 275 uni_txd->seq = seq; 276 277 if (cmd & __MCU_CMD_FIELD_QUERY) 278 uni_txd->option = MCU_CMD_UNI_QUERY_ACK; 279 else 280 uni_txd->option = MCU_CMD_UNI_EXT_ACK; 281 282 if ((cmd & __MCU_CMD_FIELD_WA) && (cmd & __MCU_CMD_FIELD_WM)) 283 uni_txd->s2d_index = MCU_S2D_H2CN; 284 else if (cmd & __MCU_CMD_FIELD_WA) 285 uni_txd->s2d_index = MCU_S2D_H2C; 286 else if (cmd & __MCU_CMD_FIELD_WM) 287 uni_txd->s2d_index = MCU_S2D_H2N; 288 289 goto exit; 290 } 291 292 mcu_txd = (struct mt76_connac2_mcu_txd *)txd; 293 mcu_txd->len = cpu_to_le16(skb->len - sizeof(mcu_txd->txd)); 294 mcu_txd->pq_id = cpu_to_le16(MCU_PQ_ID(MT_TX_PORT_IDX_MCU, 295 MT_TX_MCU_PORT_RX_Q0)); 296 mcu_txd->pkt_type = MCU_PKT_ID; 297 mcu_txd->seq = seq; 298 299 mcu_txd->cid = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); 300 mcu_txd->set_query = MCU_Q_NA; 301 mcu_txd->ext_cid = FIELD_GET(__MCU_CMD_FIELD_EXT_ID, cmd); 302 if (mcu_txd->ext_cid) { 303 mcu_txd->ext_cid_ack = 1; 304 305 if (cmd & __MCU_CMD_FIELD_QUERY) 306 mcu_txd->set_query = MCU_Q_QUERY; 307 else 308 mcu_txd->set_query = MCU_Q_SET; 309 } 310 311 if (cmd & __MCU_CMD_FIELD_WA) 312 mcu_txd->s2d_index = MCU_S2D_H2C; 313 else 314 mcu_txd->s2d_index = MCU_S2D_H2N; 315 316 exit: 317 if (wait_seq) 318 *wait_seq = seq; 319 320 return mt76_tx_queue_skb_raw(dev, mdev->q_mcu[qid], skb, 0); 321 } 322 323 int mt7996_mcu_wa_cmd(struct mt7996_dev *dev, int cmd, u32 a1, u32 a2, u32 a3) 324 { 325 struct { 326 __le32 args[3]; 327 } req = { 328 .args = { 329 cpu_to_le32(a1), 330 cpu_to_le32(a2), 331 cpu_to_le32(a3), 332 }, 333 }; 334 335 return mt76_mcu_send_msg(&dev->mt76, cmd, &req, sizeof(req), false); 336 } 337 338 static void 339 mt7996_mcu_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) 340 { 341 if (!vif->bss_conf.csa_active || vif->type == NL80211_IFTYPE_STATION) 342 return; 343 344 ieee80211_csa_finish(vif, 0); 345 } 346 347 static void 348 mt7996_mcu_rx_radar_detected(struct mt7996_dev *dev, struct sk_buff *skb) 349 { 350 struct mt76_phy *mphy = &dev->mt76.phy; 351 struct mt7996_mcu_rdd_report *r; 352 353 r = (struct mt7996_mcu_rdd_report *)skb->data; 354 355 if (r->band_idx >= ARRAY_SIZE(dev->mt76.phys)) 356 return; 357 358 if (r->band_idx == MT_RX_SEL2 && !dev->rdd2_phy) 359 return; 360 361 if (r->band_idx == MT_RX_SEL2) 362 mphy = dev->rdd2_phy->mt76; 363 else 364 mphy = dev->mt76.phys[r->band_idx]; 365 366 if (!mphy) 367 return; 368 369 if (r->band_idx == MT_RX_SEL2) 370 cfg80211_background_radar_event(mphy->hw->wiphy, 371 &dev->rdd2_chandef, 372 GFP_ATOMIC); 373 else 374 ieee80211_radar_detected(mphy->hw); 375 dev->hw_pattern++; 376 } 377 378 static void 379 mt7996_mcu_rx_log_message(struct mt7996_dev *dev, struct sk_buff *skb) 380 { 381 #define UNI_EVENT_FW_LOG_FORMAT 0 382 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 383 const char *data = (char *)&rxd[1] + 4, *type; 384 struct tlv *tlv = (struct tlv *)data; 385 int len; 386 387 if (!(rxd->option & MCU_UNI_CMD_EVENT)) { 388 len = skb->len - sizeof(*rxd); 389 data = (char *)&rxd[1]; 390 goto out; 391 } 392 393 if (le16_to_cpu(tlv->tag) != UNI_EVENT_FW_LOG_FORMAT) 394 return; 395 396 data += sizeof(*tlv) + 4; 397 len = le16_to_cpu(tlv->len) - sizeof(*tlv) - 4; 398 399 out: 400 switch (rxd->s2d_index) { 401 case 0: 402 if (mt7996_debugfs_rx_log(dev, data, len)) 403 return; 404 405 type = "WM"; 406 break; 407 case 2: 408 type = "WA"; 409 break; 410 default: 411 type = "unknown"; 412 break; 413 } 414 415 wiphy_info(mt76_hw(dev)->wiphy, "%s: %.*s", type, len, data); 416 } 417 418 static void 419 mt7996_mcu_cca_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) 420 { 421 if (!vif->bss_conf.color_change_active || vif->type == NL80211_IFTYPE_STATION) 422 return; 423 424 ieee80211_color_change_finish(vif, 0); 425 } 426 427 static void 428 mt7996_mcu_ie_countdown(struct mt7996_dev *dev, struct sk_buff *skb) 429 { 430 #define UNI_EVENT_IE_COUNTDOWN_CSA 0 431 #define UNI_EVENT_IE_COUNTDOWN_BCC 1 432 struct header { 433 u8 band; 434 u8 rsv[3]; 435 }; 436 struct mt76_phy *mphy = &dev->mt76.phy; 437 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 438 const char *data = (char *)&rxd[1], *tail; 439 struct header *hdr = (struct header *)data; 440 struct tlv *tlv = (struct tlv *)(data + 4); 441 442 if (hdr->band >= ARRAY_SIZE(dev->mt76.phys)) 443 return; 444 445 if (hdr->band && dev->mt76.phys[hdr->band]) 446 mphy = dev->mt76.phys[hdr->band]; 447 448 tail = skb->data + skb->len; 449 data += sizeof(struct header); 450 while (data + sizeof(struct tlv) < tail && le16_to_cpu(tlv->len)) { 451 switch (le16_to_cpu(tlv->tag)) { 452 case UNI_EVENT_IE_COUNTDOWN_CSA: 453 ieee80211_iterate_active_interfaces_atomic(mphy->hw, 454 IEEE80211_IFACE_ITER_RESUME_ALL, 455 mt7996_mcu_csa_finish, mphy->hw); 456 break; 457 case UNI_EVENT_IE_COUNTDOWN_BCC: 458 ieee80211_iterate_active_interfaces_atomic(mphy->hw, 459 IEEE80211_IFACE_ITER_RESUME_ALL, 460 mt7996_mcu_cca_finish, mphy->hw); 461 break; 462 } 463 464 data += le16_to_cpu(tlv->len); 465 tlv = (struct tlv *)data; 466 } 467 } 468 469 static int 470 mt7996_mcu_update_tx_gi(struct rate_info *rate, struct all_sta_trx_rate *mcu_rate) 471 { 472 switch (mcu_rate->tx_mode) { 473 case MT_PHY_TYPE_CCK: 474 case MT_PHY_TYPE_OFDM: 475 break; 476 case MT_PHY_TYPE_HT: 477 case MT_PHY_TYPE_HT_GF: 478 case MT_PHY_TYPE_VHT: 479 if (mcu_rate->tx_gi) 480 rate->flags |= RATE_INFO_FLAGS_SHORT_GI; 481 else 482 rate->flags &= ~RATE_INFO_FLAGS_SHORT_GI; 483 break; 484 case MT_PHY_TYPE_HE_SU: 485 case MT_PHY_TYPE_HE_EXT_SU: 486 case MT_PHY_TYPE_HE_TB: 487 case MT_PHY_TYPE_HE_MU: 488 if (mcu_rate->tx_gi > NL80211_RATE_INFO_HE_GI_3_2) 489 return -EINVAL; 490 rate->he_gi = mcu_rate->tx_gi; 491 break; 492 case MT_PHY_TYPE_EHT_SU: 493 case MT_PHY_TYPE_EHT_TRIG: 494 case MT_PHY_TYPE_EHT_MU: 495 if (mcu_rate->tx_gi > NL80211_RATE_INFO_EHT_GI_3_2) 496 return -EINVAL; 497 rate->eht_gi = mcu_rate->tx_gi; 498 break; 499 default: 500 return -EINVAL; 501 } 502 503 return 0; 504 } 505 506 static void 507 mt7996_mcu_rx_all_sta_info_event(struct mt7996_dev *dev, struct sk_buff *skb) 508 { 509 struct mt7996_mcu_all_sta_info_event *res; 510 u16 i; 511 512 skb_pull(skb, sizeof(struct mt7996_mcu_rxd)); 513 514 res = (struct mt7996_mcu_all_sta_info_event *)skb->data; 515 516 for (i = 0; i < le16_to_cpu(res->sta_num); i++) { 517 u8 ac; 518 u16 wlan_idx; 519 struct mt76_wcid *wcid; 520 521 switch (le16_to_cpu(res->tag)) { 522 case UNI_ALL_STA_TXRX_RATE: 523 wlan_idx = le16_to_cpu(res->rate[i].wlan_idx); 524 wcid = rcu_dereference(dev->mt76.wcid[wlan_idx]); 525 526 if (!wcid) 527 break; 528 529 if (mt7996_mcu_update_tx_gi(&wcid->rate, &res->rate[i])) 530 dev_err(dev->mt76.dev, "Failed to update TX GI\n"); 531 break; 532 case UNI_ALL_STA_TXRX_ADM_STAT: 533 wlan_idx = le16_to_cpu(res->adm_stat[i].wlan_idx); 534 wcid = rcu_dereference(dev->mt76.wcid[wlan_idx]); 535 536 if (!wcid) 537 break; 538 539 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { 540 wcid->stats.tx_bytes += 541 le32_to_cpu(res->adm_stat[i].tx_bytes[ac]); 542 wcid->stats.rx_bytes += 543 le32_to_cpu(res->adm_stat[i].rx_bytes[ac]); 544 } 545 break; 546 case UNI_ALL_STA_TXRX_MSDU_COUNT: 547 wlan_idx = le16_to_cpu(res->msdu_cnt[i].wlan_idx); 548 wcid = rcu_dereference(dev->mt76.wcid[wlan_idx]); 549 550 if (!wcid) 551 break; 552 553 wcid->stats.tx_packets += 554 le32_to_cpu(res->msdu_cnt[i].tx_msdu_cnt); 555 wcid->stats.rx_packets += 556 le32_to_cpu(res->msdu_cnt[i].rx_msdu_cnt); 557 break; 558 default: 559 break; 560 } 561 } 562 } 563 564 static void 565 mt7996_mcu_rx_thermal_notify(struct mt7996_dev *dev, struct sk_buff *skb) 566 { 567 #define THERMAL_NOTIFY_TAG 0x4 568 #define THERMAL_NOTIFY 0x2 569 struct mt76_phy *mphy = &dev->mt76.phy; 570 struct mt7996_mcu_thermal_notify *n; 571 struct mt7996_phy *phy; 572 573 n = (struct mt7996_mcu_thermal_notify *)skb->data; 574 575 if (le16_to_cpu(n->tag) != THERMAL_NOTIFY_TAG) 576 return; 577 578 if (n->event_id != THERMAL_NOTIFY) 579 return; 580 581 if (n->band_idx > MT_BAND2) 582 return; 583 584 mphy = dev->mt76.phys[n->band_idx]; 585 if (!mphy) 586 return; 587 588 phy = (struct mt7996_phy *)mphy->priv; 589 phy->throttle_state = n->duty_percent; 590 } 591 592 static void 593 mt7996_mcu_rx_ext_event(struct mt7996_dev *dev, struct sk_buff *skb) 594 { 595 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 596 597 switch (rxd->ext_eid) { 598 case MCU_EXT_EVENT_FW_LOG_2_HOST: 599 mt7996_mcu_rx_log_message(dev, skb); 600 break; 601 default: 602 break; 603 } 604 } 605 606 static void 607 mt7996_mcu_rx_unsolicited_event(struct mt7996_dev *dev, struct sk_buff *skb) 608 { 609 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 610 611 switch (rxd->eid) { 612 case MCU_EVENT_EXT: 613 mt7996_mcu_rx_ext_event(dev, skb); 614 break; 615 case MCU_UNI_EVENT_THERMAL: 616 mt7996_mcu_rx_thermal_notify(dev, skb); 617 break; 618 default: 619 break; 620 } 621 dev_kfree_skb(skb); 622 } 623 624 static void 625 mt7996_mcu_wed_rro_event(struct mt7996_dev *dev, struct sk_buff *skb) 626 { 627 struct mt7996_mcu_wed_rro_event *event = (void *)skb->data; 628 629 if (!dev->has_rro) 630 return; 631 632 skb_pull(skb, sizeof(struct mt7996_mcu_rxd) + 4); 633 634 switch (le16_to_cpu(event->tag)) { 635 case UNI_WED_RRO_BA_SESSION_STATUS: { 636 struct mt7996_mcu_wed_rro_ba_event *e; 637 638 while (skb->len >= sizeof(*e)) { 639 struct mt76_rx_tid *tid; 640 struct mt76_wcid *wcid; 641 u16 idx; 642 643 e = (void *)skb->data; 644 idx = le16_to_cpu(e->wlan_id); 645 if (idx >= ARRAY_SIZE(dev->mt76.wcid)) 646 break; 647 648 wcid = rcu_dereference(dev->mt76.wcid[idx]); 649 if (!wcid || !wcid->sta) 650 break; 651 652 if (e->tid >= ARRAY_SIZE(wcid->aggr)) 653 break; 654 655 tid = rcu_dereference(wcid->aggr[e->tid]); 656 if (!tid) 657 break; 658 659 tid->id = le16_to_cpu(e->id); 660 skb_pull(skb, sizeof(*e)); 661 } 662 break; 663 } 664 case UNI_WED_RRO_BA_SESSION_DELETE: { 665 struct mt7996_mcu_wed_rro_ba_delete_event *e; 666 667 while (skb->len >= sizeof(*e)) { 668 struct mt7996_wed_rro_session_id *session; 669 670 e = (void *)skb->data; 671 session = kzalloc(sizeof(*session), GFP_ATOMIC); 672 if (!session) 673 break; 674 675 session->id = le16_to_cpu(e->session_id); 676 677 spin_lock_bh(&dev->wed_rro.lock); 678 list_add_tail(&session->list, &dev->wed_rro.poll_list); 679 spin_unlock_bh(&dev->wed_rro.lock); 680 681 ieee80211_queue_work(mt76_hw(dev), &dev->wed_rro.work); 682 skb_pull(skb, sizeof(*e)); 683 } 684 break; 685 } 686 default: 687 break; 688 } 689 } 690 691 static void 692 mt7996_mcu_uni_rx_unsolicited_event(struct mt7996_dev *dev, struct sk_buff *skb) 693 { 694 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 695 696 switch (rxd->eid) { 697 case MCU_UNI_EVENT_FW_LOG_2_HOST: 698 mt7996_mcu_rx_log_message(dev, skb); 699 break; 700 case MCU_UNI_EVENT_IE_COUNTDOWN: 701 mt7996_mcu_ie_countdown(dev, skb); 702 break; 703 case MCU_UNI_EVENT_RDD_REPORT: 704 mt7996_mcu_rx_radar_detected(dev, skb); 705 break; 706 case MCU_UNI_EVENT_ALL_STA_INFO: 707 mt7996_mcu_rx_all_sta_info_event(dev, skb); 708 break; 709 case MCU_UNI_EVENT_WED_RRO: 710 mt7996_mcu_wed_rro_event(dev, skb); 711 break; 712 default: 713 break; 714 } 715 dev_kfree_skb(skb); 716 } 717 718 void mt7996_mcu_rx_event(struct mt7996_dev *dev, struct sk_buff *skb) 719 { 720 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 721 722 if (rxd->option & MCU_UNI_CMD_UNSOLICITED_EVENT) { 723 mt7996_mcu_uni_rx_unsolicited_event(dev, skb); 724 return; 725 } 726 727 /* WA still uses legacy event*/ 728 if (rxd->ext_eid == MCU_EXT_EVENT_FW_LOG_2_HOST || 729 !rxd->seq) 730 mt7996_mcu_rx_unsolicited_event(dev, skb); 731 else 732 mt76_mcu_rx_event(&dev->mt76, skb); 733 } 734 735 static struct tlv * 736 mt7996_mcu_add_uni_tlv(struct sk_buff *skb, u16 tag, u16 len) 737 { 738 struct tlv *ptlv = skb_put(skb, len); 739 740 ptlv->tag = cpu_to_le16(tag); 741 ptlv->len = cpu_to_le16(len); 742 743 return ptlv; 744 } 745 746 static void 747 mt7996_mcu_bss_rfch_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 748 struct mt7996_phy *phy) 749 { 750 static const u8 rlm_ch_band[] = { 751 [NL80211_BAND_2GHZ] = 1, 752 [NL80211_BAND_5GHZ] = 2, 753 [NL80211_BAND_6GHZ] = 3, 754 }; 755 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 756 struct bss_rlm_tlv *ch; 757 struct tlv *tlv; 758 int freq1 = chandef->center_freq1; 759 760 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_RLM, sizeof(*ch)); 761 762 ch = (struct bss_rlm_tlv *)tlv; 763 ch->control_channel = chandef->chan->hw_value; 764 ch->center_chan = ieee80211_frequency_to_channel(freq1); 765 ch->bw = mt76_connac_chan_bw(chandef); 766 ch->tx_streams = hweight8(phy->mt76->antenna_mask); 767 ch->rx_streams = hweight8(phy->mt76->antenna_mask); 768 ch->band = rlm_ch_band[chandef->chan->band]; 769 770 if (chandef->width == NL80211_CHAN_WIDTH_80P80) { 771 int freq2 = chandef->center_freq2; 772 773 ch->center_chan2 = ieee80211_frequency_to_channel(freq2); 774 } 775 } 776 777 static void 778 mt7996_mcu_bss_ra_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 779 struct mt7996_phy *phy) 780 { 781 struct bss_ra_tlv *ra; 782 struct tlv *tlv; 783 784 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_RA, sizeof(*ra)); 785 786 ra = (struct bss_ra_tlv *)tlv; 787 ra->short_preamble = true; 788 } 789 790 static void 791 mt7996_mcu_bss_he_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 792 struct mt7996_phy *phy) 793 { 794 #define DEFAULT_HE_PE_DURATION 4 795 #define DEFAULT_HE_DURATION_RTS_THRES 1023 796 const struct ieee80211_sta_he_cap *cap; 797 struct bss_info_uni_he *he; 798 struct tlv *tlv; 799 800 cap = mt76_connac_get_he_phy_cap(phy->mt76, vif); 801 802 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_HE_BASIC, sizeof(*he)); 803 804 he = (struct bss_info_uni_he *)tlv; 805 he->he_pe_duration = vif->bss_conf.htc_trig_based_pkt_ext; 806 if (!he->he_pe_duration) 807 he->he_pe_duration = DEFAULT_HE_PE_DURATION; 808 809 he->he_rts_thres = cpu_to_le16(vif->bss_conf.frame_time_rts_th); 810 if (!he->he_rts_thres) 811 he->he_rts_thres = cpu_to_le16(DEFAULT_HE_DURATION_RTS_THRES); 812 813 he->max_nss_mcs[CMD_HE_MCS_BW80] = cap->he_mcs_nss_supp.tx_mcs_80; 814 he->max_nss_mcs[CMD_HE_MCS_BW160] = cap->he_mcs_nss_supp.tx_mcs_160; 815 he->max_nss_mcs[CMD_HE_MCS_BW8080] = cap->he_mcs_nss_supp.tx_mcs_80p80; 816 } 817 818 static void 819 mt7996_mcu_bss_mbssid_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 820 struct mt7996_phy *phy, int enable) 821 { 822 struct bss_info_uni_mbssid *mbssid; 823 struct tlv *tlv; 824 825 if (!vif->bss_conf.bssid_indicator) 826 return; 827 828 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_11V_MBSSID, sizeof(*mbssid)); 829 830 mbssid = (struct bss_info_uni_mbssid *)tlv; 831 832 if (enable) { 833 mbssid->max_indicator = vif->bss_conf.bssid_indicator; 834 mbssid->mbss_idx = vif->bss_conf.bssid_index; 835 mbssid->tx_bss_omac_idx = 0; 836 } 837 } 838 839 static void 840 mt7996_mcu_bss_bmc_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 841 struct mt7996_phy *phy) 842 { 843 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 844 struct bss_rate_tlv *bmc; 845 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 846 enum nl80211_band band = chandef->chan->band; 847 struct tlv *tlv; 848 u8 idx = mvif->mcast_rates_idx ? 849 mvif->mcast_rates_idx : mvif->basic_rates_idx; 850 851 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_RATE, sizeof(*bmc)); 852 853 bmc = (struct bss_rate_tlv *)tlv; 854 855 bmc->short_preamble = (band == NL80211_BAND_2GHZ); 856 bmc->bc_fixed_rate = idx; 857 bmc->mc_fixed_rate = idx; 858 } 859 860 static void 861 mt7996_mcu_bss_txcmd_tlv(struct sk_buff *skb, bool en) 862 { 863 struct bss_txcmd_tlv *txcmd; 864 struct tlv *tlv; 865 866 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_TXCMD, sizeof(*txcmd)); 867 868 txcmd = (struct bss_txcmd_tlv *)tlv; 869 txcmd->txcmd_mode = en; 870 } 871 872 static void 873 mt7996_mcu_bss_mld_tlv(struct sk_buff *skb, struct ieee80211_vif *vif) 874 { 875 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 876 struct bss_mld_tlv *mld; 877 struct tlv *tlv; 878 879 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_MLD, sizeof(*mld)); 880 881 mld = (struct bss_mld_tlv *)tlv; 882 mld->group_mld_id = 0xff; 883 mld->own_mld_id = mvif->mt76.idx; 884 mld->remap_idx = 0xff; 885 } 886 887 static void 888 mt7996_mcu_bss_sec_tlv(struct sk_buff *skb, struct ieee80211_vif *vif) 889 { 890 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 891 struct bss_sec_tlv *sec; 892 struct tlv *tlv; 893 894 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_SEC, sizeof(*sec)); 895 896 sec = (struct bss_sec_tlv *)tlv; 897 sec->cipher = mvif->cipher; 898 } 899 900 static int 901 mt7996_mcu_muar_config(struct mt7996_phy *phy, struct ieee80211_vif *vif, 902 bool bssid, bool enable) 903 { 904 #define UNI_MUAR_ENTRY 2 905 struct mt7996_dev *dev = phy->dev; 906 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 907 u32 idx = mvif->mt76.omac_idx - REPEATER_BSSID_START; 908 const u8 *addr = vif->addr; 909 910 struct { 911 struct { 912 u8 band; 913 u8 __rsv[3]; 914 } hdr; 915 916 __le16 tag; 917 __le16 len; 918 919 bool smesh; 920 u8 bssid; 921 u8 index; 922 u8 entry_add; 923 u8 addr[ETH_ALEN]; 924 u8 __rsv[2]; 925 } __packed req = { 926 .hdr.band = phy->mt76->band_idx, 927 .tag = cpu_to_le16(UNI_MUAR_ENTRY), 928 .len = cpu_to_le16(sizeof(req) - sizeof(req.hdr)), 929 .smesh = false, 930 .index = idx * 2 + bssid, 931 .entry_add = true, 932 }; 933 934 if (bssid) 935 addr = vif->bss_conf.bssid; 936 937 if (enable) 938 memcpy(req.addr, addr, ETH_ALEN); 939 940 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(REPT_MUAR), &req, 941 sizeof(req), true); 942 } 943 944 static void 945 mt7996_mcu_bss_ifs_timing_tlv(struct sk_buff *skb, struct ieee80211_vif *vif) 946 { 947 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 948 struct mt7996_phy *phy = mvif->phy; 949 struct bss_ifs_time_tlv *ifs_time; 950 struct tlv *tlv; 951 bool is_2ghz = phy->mt76->chandef.chan->band == NL80211_BAND_2GHZ; 952 953 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_IFS_TIME, sizeof(*ifs_time)); 954 955 ifs_time = (struct bss_ifs_time_tlv *)tlv; 956 ifs_time->slot_valid = true; 957 ifs_time->sifs_valid = true; 958 ifs_time->rifs_valid = true; 959 ifs_time->eifs_valid = true; 960 961 ifs_time->slot_time = cpu_to_le16(phy->slottime); 962 ifs_time->sifs_time = cpu_to_le16(10); 963 ifs_time->rifs_time = cpu_to_le16(2); 964 ifs_time->eifs_time = cpu_to_le16(is_2ghz ? 78 : 84); 965 966 if (is_2ghz) { 967 ifs_time->eifs_cck_valid = true; 968 ifs_time->eifs_cck_time = cpu_to_le16(314); 969 } 970 } 971 972 static int 973 mt7996_mcu_bss_basic_tlv(struct sk_buff *skb, 974 struct ieee80211_vif *vif, 975 struct ieee80211_sta *sta, 976 struct mt76_phy *phy, u16 wlan_idx, 977 bool enable) 978 { 979 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 980 struct cfg80211_chan_def *chandef = &phy->chandef; 981 struct mt76_connac_bss_basic_tlv *bss; 982 u32 type = CONNECTION_INFRA_AP; 983 u16 sta_wlan_idx = wlan_idx; 984 struct tlv *tlv; 985 int idx; 986 987 switch (vif->type) { 988 case NL80211_IFTYPE_MESH_POINT: 989 case NL80211_IFTYPE_AP: 990 case NL80211_IFTYPE_MONITOR: 991 break; 992 case NL80211_IFTYPE_STATION: 993 if (enable) { 994 rcu_read_lock(); 995 if (!sta) 996 sta = ieee80211_find_sta(vif, 997 vif->bss_conf.bssid); 998 /* TODO: enable BSS_INFO_UAPSD & BSS_INFO_PM */ 999 if (sta) { 1000 struct mt76_wcid *wcid; 1001 1002 wcid = (struct mt76_wcid *)sta->drv_priv; 1003 sta_wlan_idx = wcid->idx; 1004 } 1005 rcu_read_unlock(); 1006 } 1007 type = CONNECTION_INFRA_STA; 1008 break; 1009 case NL80211_IFTYPE_ADHOC: 1010 type = CONNECTION_IBSS_ADHOC; 1011 break; 1012 default: 1013 WARN_ON(1); 1014 break; 1015 } 1016 1017 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_BASIC, sizeof(*bss)); 1018 1019 bss = (struct mt76_connac_bss_basic_tlv *)tlv; 1020 bss->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int); 1021 bss->dtim_period = vif->bss_conf.dtim_period; 1022 bss->bmc_tx_wlan_idx = cpu_to_le16(wlan_idx); 1023 bss->sta_idx = cpu_to_le16(sta_wlan_idx); 1024 bss->conn_type = cpu_to_le32(type); 1025 bss->omac_idx = mvif->omac_idx; 1026 bss->band_idx = mvif->band_idx; 1027 bss->wmm_idx = mvif->wmm_idx; 1028 bss->conn_state = !enable; 1029 bss->active = enable; 1030 1031 idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx; 1032 bss->hw_bss_idx = idx; 1033 1034 if (vif->type == NL80211_IFTYPE_MONITOR) { 1035 memcpy(bss->bssid, phy->macaddr, ETH_ALEN); 1036 return 0; 1037 } 1038 1039 memcpy(bss->bssid, vif->bss_conf.bssid, ETH_ALEN); 1040 bss->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int); 1041 bss->dtim_period = vif->bss_conf.dtim_period; 1042 bss->phymode = mt76_connac_get_phy_mode(phy, vif, 1043 chandef->chan->band, NULL); 1044 bss->phymode_ext = mt76_connac_get_phy_mode_ext(phy, vif, 1045 chandef->chan->band); 1046 1047 return 0; 1048 } 1049 1050 static struct sk_buff * 1051 __mt7996_mcu_alloc_bss_req(struct mt76_dev *dev, struct mt76_vif *mvif, int len) 1052 { 1053 struct bss_req_hdr hdr = { 1054 .bss_idx = mvif->idx, 1055 }; 1056 struct sk_buff *skb; 1057 1058 skb = mt76_mcu_msg_alloc(dev, NULL, len); 1059 if (!skb) 1060 return ERR_PTR(-ENOMEM); 1061 1062 skb_put_data(skb, &hdr, sizeof(hdr)); 1063 1064 return skb; 1065 } 1066 1067 int mt7996_mcu_add_bss_info(struct mt7996_phy *phy, 1068 struct ieee80211_vif *vif, int enable) 1069 { 1070 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 1071 struct mt7996_dev *dev = phy->dev; 1072 struct sk_buff *skb; 1073 1074 if (mvif->mt76.omac_idx >= REPEATER_BSSID_START) { 1075 mt7996_mcu_muar_config(phy, vif, false, enable); 1076 mt7996_mcu_muar_config(phy, vif, true, enable); 1077 } 1078 1079 skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, &mvif->mt76, 1080 MT7996_BSS_UPDATE_MAX_SIZE); 1081 if (IS_ERR(skb)) 1082 return PTR_ERR(skb); 1083 1084 /* bss_basic must be first */ 1085 mt7996_mcu_bss_basic_tlv(skb, vif, NULL, phy->mt76, 1086 mvif->sta.wcid.idx, enable); 1087 mt7996_mcu_bss_sec_tlv(skb, vif); 1088 1089 if (vif->type == NL80211_IFTYPE_MONITOR) 1090 goto out; 1091 1092 if (enable) { 1093 mt7996_mcu_bss_rfch_tlv(skb, vif, phy); 1094 mt7996_mcu_bss_bmc_tlv(skb, vif, phy); 1095 mt7996_mcu_bss_ra_tlv(skb, vif, phy); 1096 mt7996_mcu_bss_txcmd_tlv(skb, true); 1097 mt7996_mcu_bss_ifs_timing_tlv(skb, vif); 1098 1099 if (vif->bss_conf.he_support) 1100 mt7996_mcu_bss_he_tlv(skb, vif, phy); 1101 1102 /* this tag is necessary no matter if the vif is MLD */ 1103 mt7996_mcu_bss_mld_tlv(skb, vif); 1104 } 1105 1106 mt7996_mcu_bss_mbssid_tlv(skb, vif, phy, enable); 1107 1108 out: 1109 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1110 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 1111 } 1112 1113 int mt7996_mcu_set_timing(struct mt7996_phy *phy, struct ieee80211_vif *vif) 1114 { 1115 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 1116 struct mt7996_dev *dev = phy->dev; 1117 struct sk_buff *skb; 1118 1119 skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, &mvif->mt76, 1120 MT7996_BSS_UPDATE_MAX_SIZE); 1121 if (IS_ERR(skb)) 1122 return PTR_ERR(skb); 1123 1124 mt7996_mcu_bss_ifs_timing_tlv(skb, vif); 1125 1126 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1127 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 1128 } 1129 1130 static int 1131 mt7996_mcu_sta_ba(struct mt7996_dev *dev, struct mt76_vif *mvif, 1132 struct ieee80211_ampdu_params *params, 1133 bool enable, bool tx) 1134 { 1135 struct mt76_wcid *wcid = (struct mt76_wcid *)params->sta->drv_priv; 1136 struct sta_rec_ba_uni *ba; 1137 struct sk_buff *skb; 1138 struct tlv *tlv; 1139 1140 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, mvif, wcid, 1141 MT7996_STA_UPDATE_MAX_SIZE); 1142 if (IS_ERR(skb)) 1143 return PTR_ERR(skb); 1144 1145 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BA, sizeof(*ba)); 1146 1147 ba = (struct sta_rec_ba_uni *)tlv; 1148 ba->ba_type = tx ? MT_BA_TYPE_ORIGINATOR : MT_BA_TYPE_RECIPIENT; 1149 ba->winsize = cpu_to_le16(params->buf_size); 1150 ba->ssn = cpu_to_le16(params->ssn); 1151 ba->ba_en = enable << params->tid; 1152 ba->amsdu = params->amsdu; 1153 ba->tid = params->tid; 1154 ba->ba_rdd_rro = !tx && enable && dev->has_rro; 1155 1156 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1157 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 1158 } 1159 1160 /** starec & wtbl **/ 1161 int mt7996_mcu_add_tx_ba(struct mt7996_dev *dev, 1162 struct ieee80211_ampdu_params *params, 1163 bool enable) 1164 { 1165 struct mt7996_sta *msta = (struct mt7996_sta *)params->sta->drv_priv; 1166 struct mt7996_vif *mvif = msta->vif; 1167 1168 if (enable && !params->amsdu) 1169 msta->wcid.amsdu = false; 1170 1171 return mt7996_mcu_sta_ba(dev, &mvif->mt76, params, enable, true); 1172 } 1173 1174 int mt7996_mcu_add_rx_ba(struct mt7996_dev *dev, 1175 struct ieee80211_ampdu_params *params, 1176 bool enable) 1177 { 1178 struct mt7996_sta *msta = (struct mt7996_sta *)params->sta->drv_priv; 1179 struct mt7996_vif *mvif = msta->vif; 1180 1181 return mt7996_mcu_sta_ba(dev, &mvif->mt76, params, enable, false); 1182 } 1183 1184 static void 1185 mt7996_mcu_sta_he_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 1186 { 1187 struct ieee80211_he_cap_elem *elem = &sta->deflink.he_cap.he_cap_elem; 1188 struct ieee80211_he_mcs_nss_supp mcs_map; 1189 struct sta_rec_he_v2 *he; 1190 struct tlv *tlv; 1191 int i = 0; 1192 1193 if (!sta->deflink.he_cap.has_he) 1194 return; 1195 1196 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE_V2, sizeof(*he)); 1197 1198 he = (struct sta_rec_he_v2 *)tlv; 1199 for (i = 0; i < 11; i++) { 1200 if (i < 6) 1201 he->he_mac_cap[i] = elem->mac_cap_info[i]; 1202 he->he_phy_cap[i] = elem->phy_cap_info[i]; 1203 } 1204 1205 mcs_map = sta->deflink.he_cap.he_mcs_nss_supp; 1206 switch (sta->deflink.bandwidth) { 1207 case IEEE80211_STA_RX_BW_160: 1208 if (elem->phy_cap_info[0] & 1209 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) 1210 mt7996_mcu_set_sta_he_mcs(sta, 1211 &he->max_nss_mcs[CMD_HE_MCS_BW8080], 1212 le16_to_cpu(mcs_map.rx_mcs_80p80)); 1213 1214 mt7996_mcu_set_sta_he_mcs(sta, 1215 &he->max_nss_mcs[CMD_HE_MCS_BW160], 1216 le16_to_cpu(mcs_map.rx_mcs_160)); 1217 fallthrough; 1218 default: 1219 mt7996_mcu_set_sta_he_mcs(sta, 1220 &he->max_nss_mcs[CMD_HE_MCS_BW80], 1221 le16_to_cpu(mcs_map.rx_mcs_80)); 1222 break; 1223 } 1224 1225 he->pkt_ext = 2; 1226 } 1227 1228 static void 1229 mt7996_mcu_sta_he_6g_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 1230 { 1231 struct sta_rec_he_6g_capa *he_6g; 1232 struct tlv *tlv; 1233 1234 if (!sta->deflink.he_6ghz_capa.capa) 1235 return; 1236 1237 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE_6G, sizeof(*he_6g)); 1238 1239 he_6g = (struct sta_rec_he_6g_capa *)tlv; 1240 he_6g->capa = sta->deflink.he_6ghz_capa.capa; 1241 } 1242 1243 static void 1244 mt7996_mcu_sta_eht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 1245 { 1246 struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; 1247 struct ieee80211_vif *vif = container_of((void *)msta->vif, 1248 struct ieee80211_vif, drv_priv); 1249 struct ieee80211_eht_mcs_nss_supp *mcs_map; 1250 struct ieee80211_eht_cap_elem_fixed *elem; 1251 struct sta_rec_eht *eht; 1252 struct tlv *tlv; 1253 1254 if (!sta->deflink.eht_cap.has_eht) 1255 return; 1256 1257 mcs_map = &sta->deflink.eht_cap.eht_mcs_nss_supp; 1258 elem = &sta->deflink.eht_cap.eht_cap_elem; 1259 1260 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_EHT, sizeof(*eht)); 1261 1262 eht = (struct sta_rec_eht *)tlv; 1263 eht->tid_bitmap = 0xff; 1264 eht->mac_cap = cpu_to_le16(*(u16 *)elem->mac_cap_info); 1265 eht->phy_cap = cpu_to_le64(*(u64 *)elem->phy_cap_info); 1266 eht->phy_cap_ext = cpu_to_le64(elem->phy_cap_info[8]); 1267 1268 if (vif->type != NL80211_IFTYPE_STATION && 1269 (sta->deflink.he_cap.he_cap_elem.phy_cap_info[0] & 1270 (IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G | 1271 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G | 1272 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G | 1273 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)) == 0) { 1274 memcpy(eht->mcs_map_bw20, &mcs_map->only_20mhz, 1275 sizeof(eht->mcs_map_bw20)); 1276 return; 1277 } 1278 1279 memcpy(eht->mcs_map_bw80, &mcs_map->bw._80, sizeof(eht->mcs_map_bw80)); 1280 memcpy(eht->mcs_map_bw160, &mcs_map->bw._160, sizeof(eht->mcs_map_bw160)); 1281 memcpy(eht->mcs_map_bw320, &mcs_map->bw._320, sizeof(eht->mcs_map_bw320)); 1282 } 1283 1284 static void 1285 mt7996_mcu_sta_ht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 1286 { 1287 struct sta_rec_ht_uni *ht; 1288 struct tlv *tlv; 1289 1290 if (!sta->deflink.ht_cap.ht_supported) 1291 return; 1292 1293 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht)); 1294 1295 ht = (struct sta_rec_ht_uni *)tlv; 1296 ht->ht_cap = cpu_to_le16(sta->deflink.ht_cap.cap); 1297 ht->ampdu_param = u8_encode_bits(sta->deflink.ht_cap.ampdu_factor, 1298 IEEE80211_HT_AMPDU_PARM_FACTOR) | 1299 u8_encode_bits(sta->deflink.ht_cap.ampdu_density, 1300 IEEE80211_HT_AMPDU_PARM_DENSITY); 1301 } 1302 1303 static void 1304 mt7996_mcu_sta_vht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 1305 { 1306 struct sta_rec_vht *vht; 1307 struct tlv *tlv; 1308 1309 /* For 6G band, this tlv is necessary to let hw work normally */ 1310 if (!sta->deflink.he_6ghz_capa.capa && !sta->deflink.vht_cap.vht_supported) 1311 return; 1312 1313 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_VHT, sizeof(*vht)); 1314 1315 vht = (struct sta_rec_vht *)tlv; 1316 vht->vht_cap = cpu_to_le32(sta->deflink.vht_cap.cap); 1317 vht->vht_rx_mcs_map = sta->deflink.vht_cap.vht_mcs.rx_mcs_map; 1318 vht->vht_tx_mcs_map = sta->deflink.vht_cap.vht_mcs.tx_mcs_map; 1319 } 1320 1321 static void 1322 mt7996_mcu_sta_amsdu_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1323 struct ieee80211_vif *vif, struct ieee80211_sta *sta) 1324 { 1325 struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; 1326 struct sta_rec_amsdu *amsdu; 1327 struct tlv *tlv; 1328 1329 if (vif->type != NL80211_IFTYPE_STATION && 1330 vif->type != NL80211_IFTYPE_MESH_POINT && 1331 vif->type != NL80211_IFTYPE_AP) 1332 return; 1333 1334 if (!sta->deflink.agg.max_amsdu_len) 1335 return; 1336 1337 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HW_AMSDU, sizeof(*amsdu)); 1338 amsdu = (struct sta_rec_amsdu *)tlv; 1339 amsdu->max_amsdu_num = 8; 1340 amsdu->amsdu_en = true; 1341 msta->wcid.amsdu = true; 1342 1343 switch (sta->deflink.agg.max_amsdu_len) { 1344 case IEEE80211_MAX_MPDU_LEN_VHT_11454: 1345 amsdu->max_mpdu_size = 1346 IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454; 1347 return; 1348 case IEEE80211_MAX_MPDU_LEN_HT_7935: 1349 case IEEE80211_MAX_MPDU_LEN_VHT_7991: 1350 amsdu->max_mpdu_size = IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991; 1351 return; 1352 default: 1353 amsdu->max_mpdu_size = IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895; 1354 return; 1355 } 1356 } 1357 1358 static void 1359 mt7996_mcu_sta_muru_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1360 struct ieee80211_vif *vif, struct ieee80211_sta *sta) 1361 { 1362 struct ieee80211_he_cap_elem *elem = &sta->deflink.he_cap.he_cap_elem; 1363 struct sta_rec_muru *muru; 1364 struct tlv *tlv; 1365 1366 if (vif->type != NL80211_IFTYPE_STATION && 1367 vif->type != NL80211_IFTYPE_AP) 1368 return; 1369 1370 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_MURU, sizeof(*muru)); 1371 1372 muru = (struct sta_rec_muru *)tlv; 1373 muru->cfg.mimo_dl_en = vif->bss_conf.eht_mu_beamformer || 1374 vif->bss_conf.he_mu_beamformer || 1375 vif->bss_conf.vht_mu_beamformer || 1376 vif->bss_conf.vht_mu_beamformee; 1377 muru->cfg.ofdma_dl_en = true; 1378 1379 if (sta->deflink.vht_cap.vht_supported) 1380 muru->mimo_dl.vht_mu_bfee = 1381 !!(sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE); 1382 1383 if (!sta->deflink.he_cap.has_he) 1384 return; 1385 1386 muru->mimo_dl.partial_bw_dl_mimo = 1387 HE_PHY(CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO, elem->phy_cap_info[6]); 1388 1389 muru->mimo_ul.full_ul_mimo = 1390 HE_PHY(CAP2_UL_MU_FULL_MU_MIMO, elem->phy_cap_info[2]); 1391 muru->mimo_ul.partial_ul_mimo = 1392 HE_PHY(CAP2_UL_MU_PARTIAL_MU_MIMO, elem->phy_cap_info[2]); 1393 1394 muru->ofdma_dl.punc_pream_rx = 1395 HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]); 1396 muru->ofdma_dl.he_20m_in_40m_2g = 1397 HE_PHY(CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G, elem->phy_cap_info[8]); 1398 muru->ofdma_dl.he_20m_in_160m = 1399 HE_PHY(CAP8_20MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]); 1400 muru->ofdma_dl.he_80m_in_160m = 1401 HE_PHY(CAP8_80MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]); 1402 1403 muru->ofdma_ul.t_frame_dur = 1404 HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]); 1405 muru->ofdma_ul.mu_cascading = 1406 HE_MAC(CAP2_MU_CASCADING, elem->mac_cap_info[2]); 1407 muru->ofdma_ul.uo_ra = 1408 HE_MAC(CAP3_OFDMA_RA, elem->mac_cap_info[3]); 1409 muru->ofdma_ul.rx_ctrl_frame_to_mbss = 1410 HE_MAC(CAP3_RX_CTRL_FRAME_TO_MULTIBSS, elem->mac_cap_info[3]); 1411 } 1412 1413 static inline bool 1414 mt7996_is_ebf_supported(struct mt7996_phy *phy, struct ieee80211_vif *vif, 1415 struct ieee80211_sta *sta, bool bfee) 1416 { 1417 int sts = hweight16(phy->mt76->chainmask); 1418 1419 if (vif->type != NL80211_IFTYPE_STATION && 1420 vif->type != NL80211_IFTYPE_AP) 1421 return false; 1422 1423 if (!bfee && sts < 2) 1424 return false; 1425 1426 if (sta->deflink.eht_cap.has_eht) { 1427 struct ieee80211_sta_eht_cap *pc = &sta->deflink.eht_cap; 1428 struct ieee80211_eht_cap_elem_fixed *pe = &pc->eht_cap_elem; 1429 1430 if (bfee) 1431 return vif->bss_conf.eht_su_beamformee && 1432 EHT_PHY(CAP0_SU_BEAMFORMEE, pe->phy_cap_info[0]); 1433 else 1434 return vif->bss_conf.eht_su_beamformer && 1435 EHT_PHY(CAP0_SU_BEAMFORMER, pe->phy_cap_info[0]); 1436 } 1437 1438 if (sta->deflink.he_cap.has_he) { 1439 struct ieee80211_he_cap_elem *pe = &sta->deflink.he_cap.he_cap_elem; 1440 1441 if (bfee) 1442 return vif->bss_conf.he_su_beamformee && 1443 HE_PHY(CAP3_SU_BEAMFORMER, pe->phy_cap_info[3]); 1444 else 1445 return vif->bss_conf.he_su_beamformer && 1446 HE_PHY(CAP4_SU_BEAMFORMEE, pe->phy_cap_info[4]); 1447 } 1448 1449 if (sta->deflink.vht_cap.vht_supported) { 1450 u32 cap = sta->deflink.vht_cap.cap; 1451 1452 if (bfee) 1453 return vif->bss_conf.vht_su_beamformee && 1454 (cap & IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE); 1455 else 1456 return vif->bss_conf.vht_su_beamformer && 1457 (cap & IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE); 1458 } 1459 1460 return false; 1461 } 1462 1463 static void 1464 mt7996_mcu_sta_sounding_rate(struct sta_rec_bf *bf) 1465 { 1466 bf->sounding_phy = MT_PHY_TYPE_OFDM; 1467 bf->ndp_rate = 0; /* mcs0 */ 1468 bf->ndpa_rate = MT7996_CFEND_RATE_DEFAULT; /* ofdm 24m */ 1469 bf->rept_poll_rate = MT7996_CFEND_RATE_DEFAULT; /* ofdm 24m */ 1470 } 1471 1472 static void 1473 mt7996_mcu_sta_bfer_ht(struct ieee80211_sta *sta, struct mt7996_phy *phy, 1474 struct sta_rec_bf *bf) 1475 { 1476 struct ieee80211_mcs_info *mcs = &sta->deflink.ht_cap.mcs; 1477 u8 n = 0; 1478 1479 bf->tx_mode = MT_PHY_TYPE_HT; 1480 1481 if ((mcs->tx_params & IEEE80211_HT_MCS_TX_RX_DIFF) && 1482 (mcs->tx_params & IEEE80211_HT_MCS_TX_DEFINED)) 1483 n = FIELD_GET(IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK, 1484 mcs->tx_params); 1485 else if (mcs->rx_mask[3]) 1486 n = 3; 1487 else if (mcs->rx_mask[2]) 1488 n = 2; 1489 else if (mcs->rx_mask[1]) 1490 n = 1; 1491 1492 bf->nrow = hweight8(phy->mt76->antenna_mask) - 1; 1493 bf->ncol = min_t(u8, bf->nrow, n); 1494 bf->ibf_ncol = n; 1495 } 1496 1497 static void 1498 mt7996_mcu_sta_bfer_vht(struct ieee80211_sta *sta, struct mt7996_phy *phy, 1499 struct sta_rec_bf *bf, bool explicit) 1500 { 1501 struct ieee80211_sta_vht_cap *pc = &sta->deflink.vht_cap; 1502 struct ieee80211_sta_vht_cap *vc = &phy->mt76->sband_5g.sband.vht_cap; 1503 u16 mcs_map = le16_to_cpu(pc->vht_mcs.rx_mcs_map); 1504 u8 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map); 1505 u8 tx_ant = hweight8(phy->mt76->antenna_mask) - 1; 1506 1507 bf->tx_mode = MT_PHY_TYPE_VHT; 1508 1509 if (explicit) { 1510 u8 sts, snd_dim; 1511 1512 mt7996_mcu_sta_sounding_rate(bf); 1513 1514 sts = FIELD_GET(IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK, 1515 pc->cap); 1516 snd_dim = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, 1517 vc->cap); 1518 bf->nrow = min_t(u8, min_t(u8, snd_dim, sts), tx_ant); 1519 bf->ncol = min_t(u8, nss_mcs, bf->nrow); 1520 bf->ibf_ncol = bf->ncol; 1521 1522 if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_160) 1523 bf->nrow = 1; 1524 } else { 1525 bf->nrow = tx_ant; 1526 bf->ncol = min_t(u8, nss_mcs, bf->nrow); 1527 bf->ibf_ncol = nss_mcs; 1528 1529 if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_160) 1530 bf->ibf_nrow = 1; 1531 } 1532 } 1533 1534 static void 1535 mt7996_mcu_sta_bfer_he(struct ieee80211_sta *sta, struct ieee80211_vif *vif, 1536 struct mt7996_phy *phy, struct sta_rec_bf *bf) 1537 { 1538 struct ieee80211_sta_he_cap *pc = &sta->deflink.he_cap; 1539 struct ieee80211_he_cap_elem *pe = &pc->he_cap_elem; 1540 const struct ieee80211_sta_he_cap *vc = 1541 mt76_connac_get_he_phy_cap(phy->mt76, vif); 1542 const struct ieee80211_he_cap_elem *ve = &vc->he_cap_elem; 1543 u16 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_80); 1544 u8 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map); 1545 u8 snd_dim, sts; 1546 1547 bf->tx_mode = MT_PHY_TYPE_HE_SU; 1548 1549 mt7996_mcu_sta_sounding_rate(bf); 1550 1551 bf->trigger_su = HE_PHY(CAP6_TRIG_SU_BEAMFORMING_FB, 1552 pe->phy_cap_info[6]); 1553 bf->trigger_mu = HE_PHY(CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB, 1554 pe->phy_cap_info[6]); 1555 snd_dim = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, 1556 ve->phy_cap_info[5]); 1557 sts = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK, 1558 pe->phy_cap_info[4]); 1559 bf->nrow = min_t(u8, snd_dim, sts); 1560 bf->ncol = min_t(u8, nss_mcs, bf->nrow); 1561 bf->ibf_ncol = bf->ncol; 1562 1563 if (sta->deflink.bandwidth != IEEE80211_STA_RX_BW_160) 1564 return; 1565 1566 /* go over for 160MHz and 80p80 */ 1567 if (pe->phy_cap_info[0] & 1568 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) { 1569 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_160); 1570 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map); 1571 1572 bf->ncol_gt_bw80 = nss_mcs; 1573 } 1574 1575 if (pe->phy_cap_info[0] & 1576 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) { 1577 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_80p80); 1578 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map); 1579 1580 if (bf->ncol_gt_bw80) 1581 bf->ncol_gt_bw80 = min_t(u8, bf->ncol_gt_bw80, nss_mcs); 1582 else 1583 bf->ncol_gt_bw80 = nss_mcs; 1584 } 1585 1586 snd_dim = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK, 1587 ve->phy_cap_info[5]); 1588 sts = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK, 1589 pe->phy_cap_info[4]); 1590 1591 bf->nrow_gt_bw80 = min_t(int, snd_dim, sts); 1592 } 1593 1594 static void 1595 mt7996_mcu_sta_bfer_eht(struct ieee80211_sta *sta, struct ieee80211_vif *vif, 1596 struct mt7996_phy *phy, struct sta_rec_bf *bf) 1597 { 1598 struct ieee80211_sta_eht_cap *pc = &sta->deflink.eht_cap; 1599 struct ieee80211_eht_cap_elem_fixed *pe = &pc->eht_cap_elem; 1600 struct ieee80211_eht_mcs_nss_supp *eht_nss = &pc->eht_mcs_nss_supp; 1601 const struct ieee80211_sta_eht_cap *vc = 1602 mt76_connac_get_eht_phy_cap(phy->mt76, vif); 1603 const struct ieee80211_eht_cap_elem_fixed *ve = &vc->eht_cap_elem; 1604 u8 nss_mcs = u8_get_bits(eht_nss->bw._80.rx_tx_mcs9_max_nss, 1605 IEEE80211_EHT_MCS_NSS_RX) - 1; 1606 u8 snd_dim, sts; 1607 1608 bf->tx_mode = MT_PHY_TYPE_EHT_MU; 1609 1610 mt7996_mcu_sta_sounding_rate(bf); 1611 1612 bf->trigger_su = EHT_PHY(CAP3_TRIG_SU_BF_FDBK, pe->phy_cap_info[3]); 1613 bf->trigger_mu = EHT_PHY(CAP3_TRIG_MU_BF_PART_BW_FDBK, pe->phy_cap_info[3]); 1614 snd_dim = EHT_PHY(CAP2_SOUNDING_DIM_80MHZ_MASK, ve->phy_cap_info[2]); 1615 sts = EHT_PHY(CAP0_BEAMFORMEE_SS_80MHZ_MASK, pe->phy_cap_info[0]) + 1616 (EHT_PHY(CAP1_BEAMFORMEE_SS_80MHZ_MASK, pe->phy_cap_info[1]) << 1); 1617 bf->nrow = min_t(u8, snd_dim, sts); 1618 bf->ncol = min_t(u8, nss_mcs, bf->nrow); 1619 bf->ibf_ncol = bf->ncol; 1620 1621 if (sta->deflink.bandwidth < IEEE80211_STA_RX_BW_160) 1622 return; 1623 1624 switch (sta->deflink.bandwidth) { 1625 case IEEE80211_STA_RX_BW_160: 1626 snd_dim = EHT_PHY(CAP2_SOUNDING_DIM_160MHZ_MASK, ve->phy_cap_info[2]); 1627 sts = EHT_PHY(CAP1_BEAMFORMEE_SS_160MHZ_MASK, pe->phy_cap_info[1]); 1628 nss_mcs = u8_get_bits(eht_nss->bw._160.rx_tx_mcs9_max_nss, 1629 IEEE80211_EHT_MCS_NSS_RX) - 1; 1630 1631 bf->nrow_gt_bw80 = min_t(u8, snd_dim, sts); 1632 bf->ncol_gt_bw80 = nss_mcs; 1633 break; 1634 case IEEE80211_STA_RX_BW_320: 1635 snd_dim = EHT_PHY(CAP2_SOUNDING_DIM_320MHZ_MASK, ve->phy_cap_info[2]) + 1636 (EHT_PHY(CAP3_SOUNDING_DIM_320MHZ_MASK, 1637 ve->phy_cap_info[3]) << 1); 1638 sts = EHT_PHY(CAP1_BEAMFORMEE_SS_320MHZ_MASK, pe->phy_cap_info[1]); 1639 nss_mcs = u8_get_bits(eht_nss->bw._320.rx_tx_mcs9_max_nss, 1640 IEEE80211_EHT_MCS_NSS_RX) - 1; 1641 1642 bf->nrow_gt_bw80 = min_t(u8, snd_dim, sts) << 4; 1643 bf->ncol_gt_bw80 = nss_mcs << 4; 1644 break; 1645 default: 1646 break; 1647 } 1648 } 1649 1650 static void 1651 mt7996_mcu_sta_bfer_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1652 struct ieee80211_vif *vif, struct ieee80211_sta *sta) 1653 { 1654 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 1655 struct mt7996_phy *phy = mvif->phy; 1656 int tx_ant = hweight8(phy->mt76->chainmask) - 1; 1657 struct sta_rec_bf *bf; 1658 struct tlv *tlv; 1659 static const u8 matrix[4][4] = { 1660 {0, 0, 0, 0}, 1661 {1, 1, 0, 0}, /* 2x1, 2x2, 2x3, 2x4 */ 1662 {2, 4, 4, 0}, /* 3x1, 3x2, 3x3, 3x4 */ 1663 {3, 5, 6, 0} /* 4x1, 4x2, 4x3, 4x4 */ 1664 }; 1665 bool ebf; 1666 1667 if (!(sta->deflink.ht_cap.ht_supported || sta->deflink.he_cap.has_he)) 1668 return; 1669 1670 ebf = mt7996_is_ebf_supported(phy, vif, sta, false); 1671 if (!ebf && !dev->ibf) 1672 return; 1673 1674 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BF, sizeof(*bf)); 1675 bf = (struct sta_rec_bf *)tlv; 1676 1677 /* he/eht: eBF only, in accordance with spec 1678 * vht: support eBF and iBF 1679 * ht: iBF only, since mac80211 lacks of eBF support 1680 */ 1681 if (sta->deflink.eht_cap.has_eht && ebf) 1682 mt7996_mcu_sta_bfer_eht(sta, vif, phy, bf); 1683 else if (sta->deflink.he_cap.has_he && ebf) 1684 mt7996_mcu_sta_bfer_he(sta, vif, phy, bf); 1685 else if (sta->deflink.vht_cap.vht_supported) 1686 mt7996_mcu_sta_bfer_vht(sta, phy, bf, ebf); 1687 else if (sta->deflink.ht_cap.ht_supported) 1688 mt7996_mcu_sta_bfer_ht(sta, phy, bf); 1689 else 1690 return; 1691 1692 bf->bf_cap = ebf ? ebf : dev->ibf << 1; 1693 bf->bw = sta->deflink.bandwidth; 1694 bf->ibf_dbw = sta->deflink.bandwidth; 1695 bf->ibf_nrow = tx_ant; 1696 1697 if (!ebf && sta->deflink.bandwidth <= IEEE80211_STA_RX_BW_40 && !bf->ncol) 1698 bf->ibf_timeout = 0x48; 1699 else 1700 bf->ibf_timeout = 0x18; 1701 1702 if (ebf && bf->nrow != tx_ant) 1703 bf->mem_20m = matrix[tx_ant][bf->ncol]; 1704 else 1705 bf->mem_20m = matrix[bf->nrow][bf->ncol]; 1706 1707 switch (sta->deflink.bandwidth) { 1708 case IEEE80211_STA_RX_BW_160: 1709 case IEEE80211_STA_RX_BW_80: 1710 bf->mem_total = bf->mem_20m * 2; 1711 break; 1712 case IEEE80211_STA_RX_BW_40: 1713 bf->mem_total = bf->mem_20m; 1714 break; 1715 case IEEE80211_STA_RX_BW_20: 1716 default: 1717 break; 1718 } 1719 } 1720 1721 static void 1722 mt7996_mcu_sta_bfee_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1723 struct ieee80211_vif *vif, struct ieee80211_sta *sta) 1724 { 1725 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 1726 struct mt7996_phy *phy = mvif->phy; 1727 int tx_ant = hweight8(phy->mt76->antenna_mask) - 1; 1728 struct sta_rec_bfee *bfee; 1729 struct tlv *tlv; 1730 u8 nrow = 0; 1731 1732 if (!(sta->deflink.vht_cap.vht_supported || sta->deflink.he_cap.has_he)) 1733 return; 1734 1735 if (!mt7996_is_ebf_supported(phy, vif, sta, true)) 1736 return; 1737 1738 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BFEE, sizeof(*bfee)); 1739 bfee = (struct sta_rec_bfee *)tlv; 1740 1741 if (sta->deflink.he_cap.has_he) { 1742 struct ieee80211_he_cap_elem *pe = &sta->deflink.he_cap.he_cap_elem; 1743 1744 nrow = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, 1745 pe->phy_cap_info[5]); 1746 } else if (sta->deflink.vht_cap.vht_supported) { 1747 struct ieee80211_sta_vht_cap *pc = &sta->deflink.vht_cap; 1748 1749 nrow = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, 1750 pc->cap); 1751 } 1752 1753 /* reply with identity matrix to avoid 2x2 BF negative gain */ 1754 bfee->fb_identity_matrix = (nrow == 1 && tx_ant == 2); 1755 } 1756 1757 static void 1758 mt7996_mcu_sta_tx_proc_tlv(struct sk_buff *skb) 1759 { 1760 struct sta_rec_tx_proc *tx_proc; 1761 struct tlv *tlv; 1762 1763 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_TX_PROC, sizeof(*tx_proc)); 1764 1765 tx_proc = (struct sta_rec_tx_proc *)tlv; 1766 tx_proc->flag = cpu_to_le32(0); 1767 } 1768 1769 static void 1770 mt7996_mcu_sta_hdrt_tlv(struct mt7996_dev *dev, struct sk_buff *skb) 1771 { 1772 struct sta_rec_hdrt *hdrt; 1773 struct tlv *tlv; 1774 1775 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HDRT, sizeof(*hdrt)); 1776 1777 hdrt = (struct sta_rec_hdrt *)tlv; 1778 hdrt->hdrt_mode = 1; 1779 } 1780 1781 static void 1782 mt7996_mcu_sta_hdr_trans_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1783 struct ieee80211_vif *vif, 1784 struct ieee80211_sta *sta) 1785 { 1786 struct sta_rec_hdr_trans *hdr_trans; 1787 struct mt76_wcid *wcid; 1788 struct tlv *tlv; 1789 1790 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HDR_TRANS, sizeof(*hdr_trans)); 1791 hdr_trans = (struct sta_rec_hdr_trans *)tlv; 1792 hdr_trans->dis_rx_hdr_tran = true; 1793 1794 if (vif->type == NL80211_IFTYPE_STATION) 1795 hdr_trans->to_ds = true; 1796 else 1797 hdr_trans->from_ds = true; 1798 1799 if (!sta) 1800 return; 1801 1802 wcid = (struct mt76_wcid *)sta->drv_priv; 1803 hdr_trans->dis_rx_hdr_tran = !test_bit(MT_WCID_FLAG_HDR_TRANS, &wcid->flags); 1804 if (test_bit(MT_WCID_FLAG_4ADDR, &wcid->flags)) { 1805 hdr_trans->to_ds = true; 1806 hdr_trans->from_ds = true; 1807 } 1808 1809 if (vif->type == NL80211_IFTYPE_MESH_POINT) { 1810 hdr_trans->to_ds = true; 1811 hdr_trans->from_ds = true; 1812 hdr_trans->mesh = true; 1813 } 1814 } 1815 1816 static enum mcu_mmps_mode 1817 mt7996_mcu_get_mmps_mode(enum ieee80211_smps_mode smps) 1818 { 1819 switch (smps) { 1820 case IEEE80211_SMPS_OFF: 1821 return MCU_MMPS_DISABLE; 1822 case IEEE80211_SMPS_STATIC: 1823 return MCU_MMPS_STATIC; 1824 case IEEE80211_SMPS_DYNAMIC: 1825 return MCU_MMPS_DYNAMIC; 1826 default: 1827 return MCU_MMPS_DISABLE; 1828 } 1829 } 1830 1831 int mt7996_mcu_set_fixed_rate_ctrl(struct mt7996_dev *dev, 1832 void *data, u16 version) 1833 { 1834 struct ra_fixed_rate *req; 1835 struct uni_header hdr; 1836 struct sk_buff *skb; 1837 struct tlv *tlv; 1838 int len; 1839 1840 len = sizeof(hdr) + sizeof(*req); 1841 1842 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 1843 if (!skb) 1844 return -ENOMEM; 1845 1846 skb_put_data(skb, &hdr, sizeof(hdr)); 1847 1848 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_RA_FIXED_RATE, sizeof(*req)); 1849 req = (struct ra_fixed_rate *)tlv; 1850 req->version = cpu_to_le16(version); 1851 memcpy(&req->rate, data, sizeof(req->rate)); 1852 1853 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1854 MCU_WM_UNI_CMD(RA), true); 1855 } 1856 1857 int mt7996_mcu_set_fixed_field(struct mt7996_dev *dev, struct ieee80211_vif *vif, 1858 struct ieee80211_sta *sta, void *data, u32 field) 1859 { 1860 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 1861 struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; 1862 struct sta_phy_uni *phy = data; 1863 struct sta_rec_ra_fixed_uni *ra; 1864 struct sk_buff *skb; 1865 struct tlv *tlv; 1866 1867 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76, 1868 &msta->wcid, 1869 MT7996_STA_UPDATE_MAX_SIZE); 1870 if (IS_ERR(skb)) 1871 return PTR_ERR(skb); 1872 1873 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_RA_UPDATE, sizeof(*ra)); 1874 ra = (struct sta_rec_ra_fixed_uni *)tlv; 1875 1876 switch (field) { 1877 case RATE_PARAM_AUTO: 1878 break; 1879 case RATE_PARAM_FIXED: 1880 case RATE_PARAM_FIXED_MCS: 1881 case RATE_PARAM_FIXED_GI: 1882 case RATE_PARAM_FIXED_HE_LTF: 1883 if (phy) 1884 ra->phy = *phy; 1885 break; 1886 case RATE_PARAM_MMPS_UPDATE: 1887 ra->mmps_mode = mt7996_mcu_get_mmps_mode(sta->deflink.smps_mode); 1888 break; 1889 default: 1890 break; 1891 } 1892 ra->field = cpu_to_le32(field); 1893 1894 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1895 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 1896 } 1897 1898 static int 1899 mt7996_mcu_add_rate_ctrl_fixed(struct mt7996_dev *dev, struct ieee80211_vif *vif, 1900 struct ieee80211_sta *sta) 1901 { 1902 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 1903 struct cfg80211_chan_def *chandef = &mvif->phy->mt76->chandef; 1904 struct cfg80211_bitrate_mask *mask = &mvif->bitrate_mask; 1905 enum nl80211_band band = chandef->chan->band; 1906 struct sta_phy_uni phy = {}; 1907 int ret, nrates = 0; 1908 1909 #define __sta_phy_bitrate_mask_check(_mcs, _gi, _ht, _he) \ 1910 do { \ 1911 u8 i, gi = mask->control[band]._gi; \ 1912 gi = (_he) ? gi : gi == NL80211_TXRATE_FORCE_SGI; \ 1913 phy.sgi = gi; \ 1914 phy.he_ltf = mask->control[band].he_ltf; \ 1915 for (i = 0; i < ARRAY_SIZE(mask->control[band]._mcs); i++) { \ 1916 if (!mask->control[band]._mcs[i]) \ 1917 continue; \ 1918 nrates += hweight16(mask->control[band]._mcs[i]); \ 1919 phy.mcs = ffs(mask->control[band]._mcs[i]) - 1; \ 1920 if (_ht) \ 1921 phy.mcs += 8 * i; \ 1922 } \ 1923 } while (0) 1924 1925 if (sta->deflink.he_cap.has_he) { 1926 __sta_phy_bitrate_mask_check(he_mcs, he_gi, 0, 1); 1927 } else if (sta->deflink.vht_cap.vht_supported) { 1928 __sta_phy_bitrate_mask_check(vht_mcs, gi, 0, 0); 1929 } else if (sta->deflink.ht_cap.ht_supported) { 1930 __sta_phy_bitrate_mask_check(ht_mcs, gi, 1, 0); 1931 } else { 1932 nrates = hweight32(mask->control[band].legacy); 1933 phy.mcs = ffs(mask->control[band].legacy) - 1; 1934 } 1935 #undef __sta_phy_bitrate_mask_check 1936 1937 /* fall back to auto rate control */ 1938 if (mask->control[band].gi == NL80211_TXRATE_DEFAULT_GI && 1939 mask->control[band].he_gi == GENMASK(7, 0) && 1940 mask->control[band].he_ltf == GENMASK(7, 0) && 1941 nrates != 1) 1942 return 0; 1943 1944 /* fixed single rate */ 1945 if (nrates == 1) { 1946 ret = mt7996_mcu_set_fixed_field(dev, vif, sta, &phy, 1947 RATE_PARAM_FIXED_MCS); 1948 if (ret) 1949 return ret; 1950 } 1951 1952 /* fixed GI */ 1953 if (mask->control[band].gi != NL80211_TXRATE_DEFAULT_GI || 1954 mask->control[band].he_gi != GENMASK(7, 0)) { 1955 struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; 1956 u32 addr; 1957 1958 /* firmware updates only TXCMD but doesn't take WTBL into 1959 * account, so driver should update here to reflect the 1960 * actual txrate hardware sends out. 1961 */ 1962 addr = mt7996_mac_wtbl_lmac_addr(dev, msta->wcid.idx, 7); 1963 if (sta->deflink.he_cap.has_he) 1964 mt76_rmw_field(dev, addr, GENMASK(31, 24), phy.sgi); 1965 else 1966 mt76_rmw_field(dev, addr, GENMASK(15, 12), phy.sgi); 1967 1968 ret = mt7996_mcu_set_fixed_field(dev, vif, sta, &phy, 1969 RATE_PARAM_FIXED_GI); 1970 if (ret) 1971 return ret; 1972 } 1973 1974 /* fixed HE_LTF */ 1975 if (mask->control[band].he_ltf != GENMASK(7, 0)) { 1976 ret = mt7996_mcu_set_fixed_field(dev, vif, sta, &phy, 1977 RATE_PARAM_FIXED_HE_LTF); 1978 if (ret) 1979 return ret; 1980 } 1981 1982 return 0; 1983 } 1984 1985 static void 1986 mt7996_mcu_sta_rate_ctrl_tlv(struct sk_buff *skb, struct mt7996_dev *dev, 1987 struct ieee80211_vif *vif, struct ieee80211_sta *sta) 1988 { 1989 #define INIT_RCPI 180 1990 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 1991 struct mt76_phy *mphy = mvif->phy->mt76; 1992 struct cfg80211_chan_def *chandef = &mphy->chandef; 1993 struct cfg80211_bitrate_mask *mask = &mvif->bitrate_mask; 1994 enum nl80211_band band = chandef->chan->band; 1995 struct sta_rec_ra_uni *ra; 1996 struct tlv *tlv; 1997 u32 supp_rate = sta->deflink.supp_rates[band]; 1998 u32 cap = sta->wme ? STA_CAP_WMM : 0; 1999 2000 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_RA, sizeof(*ra)); 2001 ra = (struct sta_rec_ra_uni *)tlv; 2002 2003 ra->valid = true; 2004 ra->auto_rate = true; 2005 ra->phy_mode = mt76_connac_get_phy_mode(mphy, vif, band, &sta->deflink); 2006 ra->channel = chandef->chan->hw_value; 2007 ra->bw = (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_320) ? 2008 CMD_CBW_320MHZ : sta->deflink.bandwidth; 2009 ra->phy.bw = ra->bw; 2010 ra->mmps_mode = mt7996_mcu_get_mmps_mode(sta->deflink.smps_mode); 2011 2012 if (supp_rate) { 2013 supp_rate &= mask->control[band].legacy; 2014 ra->rate_len = hweight32(supp_rate); 2015 2016 if (band == NL80211_BAND_2GHZ) { 2017 ra->supp_mode = MODE_CCK; 2018 ra->supp_cck_rate = supp_rate & GENMASK(3, 0); 2019 2020 if (ra->rate_len > 4) { 2021 ra->supp_mode |= MODE_OFDM; 2022 ra->supp_ofdm_rate = supp_rate >> 4; 2023 } 2024 } else { 2025 ra->supp_mode = MODE_OFDM; 2026 ra->supp_ofdm_rate = supp_rate; 2027 } 2028 } 2029 2030 if (sta->deflink.ht_cap.ht_supported) { 2031 ra->supp_mode |= MODE_HT; 2032 ra->af = sta->deflink.ht_cap.ampdu_factor; 2033 ra->ht_gf = !!(sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_GRN_FLD); 2034 2035 cap |= STA_CAP_HT; 2036 if (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_SGI_20) 2037 cap |= STA_CAP_SGI_20; 2038 if (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_SGI_40) 2039 cap |= STA_CAP_SGI_40; 2040 if (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_TX_STBC) 2041 cap |= STA_CAP_TX_STBC; 2042 if (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_RX_STBC) 2043 cap |= STA_CAP_RX_STBC; 2044 if (vif->bss_conf.ht_ldpc && 2045 (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING)) 2046 cap |= STA_CAP_LDPC; 2047 2048 mt7996_mcu_set_sta_ht_mcs(sta, ra->ht_mcs, 2049 mask->control[band].ht_mcs); 2050 ra->supp_ht_mcs = *(__le32 *)ra->ht_mcs; 2051 } 2052 2053 if (sta->deflink.vht_cap.vht_supported) { 2054 u8 af; 2055 2056 ra->supp_mode |= MODE_VHT; 2057 af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK, 2058 sta->deflink.vht_cap.cap); 2059 ra->af = max_t(u8, ra->af, af); 2060 2061 cap |= STA_CAP_VHT; 2062 if (sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80) 2063 cap |= STA_CAP_VHT_SGI_80; 2064 if (sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160) 2065 cap |= STA_CAP_VHT_SGI_160; 2066 if (sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_TXSTBC) 2067 cap |= STA_CAP_VHT_TX_STBC; 2068 if (sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_RXSTBC_1) 2069 cap |= STA_CAP_VHT_RX_STBC; 2070 if (vif->bss_conf.vht_ldpc && 2071 (sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC)) 2072 cap |= STA_CAP_VHT_LDPC; 2073 2074 mt7996_mcu_set_sta_vht_mcs(sta, ra->supp_vht_mcs, 2075 mask->control[band].vht_mcs); 2076 } 2077 2078 if (sta->deflink.he_cap.has_he) { 2079 ra->supp_mode |= MODE_HE; 2080 cap |= STA_CAP_HE; 2081 2082 if (sta->deflink.he_6ghz_capa.capa) 2083 ra->af = le16_get_bits(sta->deflink.he_6ghz_capa.capa, 2084 IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP); 2085 } 2086 ra->sta_cap = cpu_to_le32(cap); 2087 2088 memset(ra->rx_rcpi, INIT_RCPI, sizeof(ra->rx_rcpi)); 2089 } 2090 2091 int mt7996_mcu_add_rate_ctrl(struct mt7996_dev *dev, struct ieee80211_vif *vif, 2092 struct ieee80211_sta *sta, bool changed) 2093 { 2094 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 2095 struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; 2096 struct sk_buff *skb; 2097 int ret; 2098 2099 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76, 2100 &msta->wcid, 2101 MT7996_STA_UPDATE_MAX_SIZE); 2102 if (IS_ERR(skb)) 2103 return PTR_ERR(skb); 2104 2105 /* firmware rc algorithm refers to sta_rec_he for HE control. 2106 * once dev->rc_work changes the settings driver should also 2107 * update sta_rec_he here. 2108 */ 2109 if (changed) 2110 mt7996_mcu_sta_he_tlv(skb, sta); 2111 2112 /* sta_rec_ra accommodates BW, NSS and only MCS range format 2113 * i.e 0-{7,8,9} for VHT. 2114 */ 2115 mt7996_mcu_sta_rate_ctrl_tlv(skb, dev, vif, sta); 2116 2117 ret = mt76_mcu_skb_send_msg(&dev->mt76, skb, 2118 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 2119 if (ret) 2120 return ret; 2121 2122 return mt7996_mcu_add_rate_ctrl_fixed(dev, vif, sta); 2123 } 2124 2125 static int 2126 mt7996_mcu_add_group(struct mt7996_dev *dev, struct ieee80211_vif *vif, 2127 struct ieee80211_sta *sta) 2128 { 2129 #define MT_STA_BSS_GROUP 1 2130 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 2131 struct mt7996_sta *msta; 2132 struct { 2133 u8 __rsv1[4]; 2134 2135 __le16 tag; 2136 __le16 len; 2137 __le16 wlan_idx; 2138 u8 __rsv2[2]; 2139 __le32 action; 2140 __le32 val; 2141 u8 __rsv3[8]; 2142 } __packed req = { 2143 .tag = cpu_to_le16(UNI_VOW_DRR_CTRL), 2144 .len = cpu_to_le16(sizeof(req) - 4), 2145 .action = cpu_to_le32(MT_STA_BSS_GROUP), 2146 .val = cpu_to_le32(mvif->mt76.idx % 16), 2147 }; 2148 2149 msta = sta ? (struct mt7996_sta *)sta->drv_priv : &mvif->sta; 2150 req.wlan_idx = cpu_to_le16(msta->wcid.idx); 2151 2152 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(VOW), &req, 2153 sizeof(req), true); 2154 } 2155 2156 int mt7996_mcu_add_sta(struct mt7996_dev *dev, struct ieee80211_vif *vif, 2157 struct ieee80211_sta *sta, bool enable, bool newly) 2158 { 2159 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 2160 struct ieee80211_link_sta *link_sta; 2161 struct mt7996_sta *msta; 2162 struct sk_buff *skb; 2163 int ret; 2164 2165 msta = sta ? (struct mt7996_sta *)sta->drv_priv : &mvif->sta; 2166 link_sta = sta ? &sta->deflink : NULL; 2167 2168 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76, 2169 &msta->wcid, 2170 MT7996_STA_UPDATE_MAX_SIZE); 2171 if (IS_ERR(skb)) 2172 return PTR_ERR(skb); 2173 2174 /* starec basic */ 2175 mt76_connac_mcu_sta_basic_tlv(&dev->mt76, skb, vif, link_sta, 2176 enable, newly); 2177 2178 if (!enable) 2179 goto out; 2180 2181 /* starec hdr trans */ 2182 mt7996_mcu_sta_hdr_trans_tlv(dev, skb, vif, sta); 2183 /* starec tx proc */ 2184 mt7996_mcu_sta_tx_proc_tlv(skb); 2185 2186 /* tag order is in accordance with firmware dependency. */ 2187 if (sta) { 2188 /* starec hdrt mode */ 2189 mt7996_mcu_sta_hdrt_tlv(dev, skb); 2190 /* starec bfer */ 2191 mt7996_mcu_sta_bfer_tlv(dev, skb, vif, sta); 2192 /* starec ht */ 2193 mt7996_mcu_sta_ht_tlv(skb, sta); 2194 /* starec vht */ 2195 mt7996_mcu_sta_vht_tlv(skb, sta); 2196 /* starec uapsd */ 2197 mt76_connac_mcu_sta_uapsd(skb, vif, sta); 2198 /* starec amsdu */ 2199 mt7996_mcu_sta_amsdu_tlv(dev, skb, vif, sta); 2200 /* starec he */ 2201 mt7996_mcu_sta_he_tlv(skb, sta); 2202 /* starec he 6g*/ 2203 mt7996_mcu_sta_he_6g_tlv(skb, sta); 2204 /* starec eht */ 2205 mt7996_mcu_sta_eht_tlv(skb, sta); 2206 /* starec muru */ 2207 mt7996_mcu_sta_muru_tlv(dev, skb, vif, sta); 2208 /* starec bfee */ 2209 mt7996_mcu_sta_bfee_tlv(dev, skb, vif, sta); 2210 } 2211 2212 ret = mt7996_mcu_add_group(dev, vif, sta); 2213 if (ret) { 2214 dev_kfree_skb(skb); 2215 return ret; 2216 } 2217 out: 2218 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 2219 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 2220 } 2221 2222 static int 2223 mt7996_mcu_sta_key_tlv(struct mt76_wcid *wcid, 2224 struct sk_buff *skb, 2225 struct ieee80211_key_conf *key, 2226 enum set_key_cmd cmd) 2227 { 2228 struct sta_rec_sec_uni *sec; 2229 struct tlv *tlv; 2230 2231 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_KEY_V2, sizeof(*sec)); 2232 sec = (struct sta_rec_sec_uni *)tlv; 2233 sec->add = cmd; 2234 2235 if (cmd == SET_KEY) { 2236 struct sec_key_uni *sec_key; 2237 u8 cipher; 2238 2239 cipher = mt76_connac_mcu_get_cipher(key->cipher); 2240 if (cipher == MCU_CIPHER_NONE) 2241 return -EOPNOTSUPP; 2242 2243 sec_key = &sec->key[0]; 2244 sec_key->wlan_idx = cpu_to_le16(wcid->idx); 2245 sec_key->mgmt_prot = 0; 2246 sec_key->cipher_id = cipher; 2247 sec_key->cipher_len = sizeof(*sec_key); 2248 sec_key->key_id = key->keyidx; 2249 sec_key->key_len = key->keylen; 2250 sec_key->need_resp = 0; 2251 memcpy(sec_key->key, key->key, key->keylen); 2252 2253 if (cipher == MCU_CIPHER_TKIP) { 2254 /* Rx/Tx MIC keys are swapped */ 2255 memcpy(sec_key->key + 16, key->key + 24, 8); 2256 memcpy(sec_key->key + 24, key->key + 16, 8); 2257 } 2258 2259 sec->n_cipher = 1; 2260 } else { 2261 sec->n_cipher = 0; 2262 } 2263 2264 return 0; 2265 } 2266 2267 int mt7996_mcu_add_key(struct mt76_dev *dev, struct ieee80211_vif *vif, 2268 struct ieee80211_key_conf *key, int mcu_cmd, 2269 struct mt76_wcid *wcid, enum set_key_cmd cmd) 2270 { 2271 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 2272 struct sk_buff *skb; 2273 int ret; 2274 2275 skb = __mt76_connac_mcu_alloc_sta_req(dev, mvif, wcid, 2276 MT7996_STA_UPDATE_MAX_SIZE); 2277 if (IS_ERR(skb)) 2278 return PTR_ERR(skb); 2279 2280 ret = mt7996_mcu_sta_key_tlv(wcid, skb, key, cmd); 2281 if (ret) 2282 return ret; 2283 2284 return mt76_mcu_skb_send_msg(dev, skb, mcu_cmd, true); 2285 } 2286 2287 static int mt7996_mcu_get_pn(struct mt7996_dev *dev, struct ieee80211_vif *vif, 2288 u8 *pn) 2289 { 2290 #define TSC_TYPE_BIGTK_PN 2 2291 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 2292 struct sta_rec_pn_info *pn_info; 2293 struct sk_buff *skb, *rskb; 2294 struct tlv *tlv; 2295 int ret; 2296 2297 skb = mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76, &mvif->sta.wcid); 2298 if (IS_ERR(skb)) 2299 return PTR_ERR(skb); 2300 2301 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_PN_INFO, sizeof(*pn_info)); 2302 pn_info = (struct sta_rec_pn_info *)tlv; 2303 2304 pn_info->tsc_type = TSC_TYPE_BIGTK_PN; 2305 ret = mt76_mcu_skb_send_and_get_msg(&dev->mt76, skb, 2306 MCU_WM_UNI_CMD_QUERY(STA_REC_UPDATE), 2307 true, &rskb); 2308 if (ret) 2309 return ret; 2310 2311 skb_pull(rskb, 4); 2312 2313 pn_info = (struct sta_rec_pn_info *)rskb->data; 2314 if (le16_to_cpu(pn_info->tag) == STA_REC_PN_INFO) 2315 memcpy(pn, pn_info->pn, 6); 2316 2317 dev_kfree_skb(rskb); 2318 return 0; 2319 } 2320 2321 int mt7996_mcu_bcn_prot_enable(struct mt7996_dev *dev, struct ieee80211_vif *vif, 2322 struct ieee80211_key_conf *key) 2323 { 2324 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 2325 struct mt7996_mcu_bcn_prot_tlv *bcn_prot; 2326 struct sk_buff *skb; 2327 struct tlv *tlv; 2328 u8 pn[6] = {}; 2329 int len = sizeof(struct bss_req_hdr) + 2330 sizeof(struct mt7996_mcu_bcn_prot_tlv); 2331 int ret; 2332 2333 skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, &mvif->mt76, len); 2334 if (IS_ERR(skb)) 2335 return PTR_ERR(skb); 2336 2337 tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_BCN_PROT, sizeof(*bcn_prot)); 2338 2339 bcn_prot = (struct mt7996_mcu_bcn_prot_tlv *)tlv; 2340 2341 ret = mt7996_mcu_get_pn(dev, vif, pn); 2342 if (ret) { 2343 dev_kfree_skb(skb); 2344 return ret; 2345 } 2346 2347 switch (key->cipher) { 2348 case WLAN_CIPHER_SUITE_AES_CMAC: 2349 bcn_prot->cipher_id = MCU_CIPHER_BCN_PROT_CMAC_128; 2350 break; 2351 case WLAN_CIPHER_SUITE_BIP_GMAC_128: 2352 bcn_prot->cipher_id = MCU_CIPHER_BCN_PROT_GMAC_128; 2353 break; 2354 case WLAN_CIPHER_SUITE_BIP_GMAC_256: 2355 bcn_prot->cipher_id = MCU_CIPHER_BCN_PROT_GMAC_256; 2356 break; 2357 case WLAN_CIPHER_SUITE_BIP_CMAC_256: 2358 default: 2359 dev_err(dev->mt76.dev, "Not supported Bigtk Cipher\n"); 2360 dev_kfree_skb(skb); 2361 return -EOPNOTSUPP; 2362 } 2363 2364 pn[0]++; 2365 memcpy(bcn_prot->pn, pn, 6); 2366 bcn_prot->enable = BP_SW_MODE; 2367 memcpy(bcn_prot->key, key->key, WLAN_MAX_KEY_LEN); 2368 bcn_prot->key_id = key->keyidx; 2369 2370 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 2371 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 2372 } 2373 int mt7996_mcu_add_dev_info(struct mt7996_phy *phy, 2374 struct ieee80211_vif *vif, bool enable) 2375 { 2376 struct mt7996_dev *dev = phy->dev; 2377 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 2378 struct { 2379 struct req_hdr { 2380 u8 omac_idx; 2381 u8 band_idx; 2382 u8 __rsv[2]; 2383 } __packed hdr; 2384 struct req_tlv { 2385 __le16 tag; 2386 __le16 len; 2387 u8 active; 2388 u8 __rsv; 2389 u8 omac_addr[ETH_ALEN]; 2390 } __packed tlv; 2391 } data = { 2392 .hdr = { 2393 .omac_idx = mvif->mt76.omac_idx, 2394 .band_idx = mvif->mt76.band_idx, 2395 }, 2396 .tlv = { 2397 .tag = cpu_to_le16(DEV_INFO_ACTIVE), 2398 .len = cpu_to_le16(sizeof(struct req_tlv)), 2399 .active = enable, 2400 }, 2401 }; 2402 2403 if (mvif->mt76.omac_idx >= REPEATER_BSSID_START) 2404 return mt7996_mcu_muar_config(phy, vif, false, enable); 2405 2406 memcpy(data.tlv.omac_addr, vif->addr, ETH_ALEN); 2407 return mt76_mcu_send_msg(&dev->mt76, MCU_WMWA_UNI_CMD(DEV_INFO_UPDATE), 2408 &data, sizeof(data), true); 2409 } 2410 2411 static void 2412 mt7996_mcu_beacon_cntdwn(struct ieee80211_vif *vif, struct sk_buff *rskb, 2413 struct sk_buff *skb, 2414 struct ieee80211_mutable_offsets *offs) 2415 { 2416 struct bss_bcn_cntdwn_tlv *info; 2417 struct tlv *tlv; 2418 u16 tag; 2419 2420 if (!offs->cntdwn_counter_offs[0]) 2421 return; 2422 2423 tag = vif->bss_conf.csa_active ? UNI_BSS_INFO_BCN_CSA : UNI_BSS_INFO_BCN_BCC; 2424 2425 tlv = mt7996_mcu_add_uni_tlv(rskb, tag, sizeof(*info)); 2426 2427 info = (struct bss_bcn_cntdwn_tlv *)tlv; 2428 info->cnt = skb->data[offs->cntdwn_counter_offs[0]]; 2429 } 2430 2431 static void 2432 mt7996_mcu_beacon_mbss(struct sk_buff *rskb, struct sk_buff *skb, 2433 struct ieee80211_vif *vif, struct bss_bcn_content_tlv *bcn, 2434 struct ieee80211_mutable_offsets *offs) 2435 { 2436 struct bss_bcn_mbss_tlv *mbss; 2437 const struct element *elem; 2438 struct tlv *tlv; 2439 2440 if (!vif->bss_conf.bssid_indicator) 2441 return; 2442 2443 tlv = mt7996_mcu_add_uni_tlv(rskb, UNI_BSS_INFO_BCN_MBSSID, sizeof(*mbss)); 2444 2445 mbss = (struct bss_bcn_mbss_tlv *)tlv; 2446 mbss->offset[0] = cpu_to_le16(offs->tim_offset); 2447 mbss->bitmap = cpu_to_le32(1); 2448 2449 for_each_element_id(elem, WLAN_EID_MULTIPLE_BSSID, 2450 &skb->data[offs->mbssid_off], 2451 skb->len - offs->mbssid_off) { 2452 const struct element *sub_elem; 2453 2454 if (elem->datalen < 2) 2455 continue; 2456 2457 for_each_element(sub_elem, elem->data + 1, elem->datalen - 1) { 2458 const struct ieee80211_bssid_index *idx; 2459 const u8 *idx_ie; 2460 2461 /* not a valid BSS profile */ 2462 if (sub_elem->id || sub_elem->datalen < 4) 2463 continue; 2464 2465 /* Find WLAN_EID_MULTI_BSSID_IDX 2466 * in the merged nontransmitted profile 2467 */ 2468 idx_ie = cfg80211_find_ie(WLAN_EID_MULTI_BSSID_IDX, 2469 sub_elem->data, sub_elem->datalen); 2470 if (!idx_ie || idx_ie[1] < sizeof(*idx)) 2471 continue; 2472 2473 idx = (void *)(idx_ie + 2); 2474 if (!idx->bssid_index || idx->bssid_index > 31) 2475 continue; 2476 2477 mbss->offset[idx->bssid_index] = cpu_to_le16(idx_ie - 2478 skb->data); 2479 mbss->bitmap |= cpu_to_le32(BIT(idx->bssid_index)); 2480 } 2481 } 2482 } 2483 2484 static void 2485 mt7996_mcu_beacon_cont(struct mt7996_dev *dev, struct ieee80211_vif *vif, 2486 struct sk_buff *rskb, struct sk_buff *skb, 2487 struct bss_bcn_content_tlv *bcn, 2488 struct ieee80211_mutable_offsets *offs) 2489 { 2490 struct mt76_wcid *wcid = &dev->mt76.global_wcid; 2491 u8 *buf; 2492 2493 bcn->pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len); 2494 bcn->tim_ie_pos = cpu_to_le16(offs->tim_offset); 2495 2496 if (offs->cntdwn_counter_offs[0]) { 2497 u16 offset = offs->cntdwn_counter_offs[0]; 2498 2499 if (vif->bss_conf.csa_active) 2500 bcn->csa_ie_pos = cpu_to_le16(offset - 4); 2501 if (vif->bss_conf.color_change_active) 2502 bcn->bcc_ie_pos = cpu_to_le16(offset - 3); 2503 } 2504 2505 buf = (u8 *)bcn + sizeof(*bcn); 2506 mt7996_mac_write_txwi(dev, (__le32 *)buf, skb, wcid, NULL, 0, 0, 2507 BSS_CHANGED_BEACON); 2508 2509 memcpy(buf + MT_TXD_SIZE, skb->data, skb->len); 2510 } 2511 2512 int mt7996_mcu_add_beacon(struct ieee80211_hw *hw, 2513 struct ieee80211_vif *vif, int en) 2514 { 2515 struct mt7996_dev *dev = mt7996_hw_dev(hw); 2516 struct mt7996_phy *phy = mt7996_hw_phy(hw); 2517 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 2518 struct ieee80211_mutable_offsets offs; 2519 struct ieee80211_tx_info *info; 2520 struct sk_buff *skb, *rskb; 2521 struct tlv *tlv; 2522 struct bss_bcn_content_tlv *bcn; 2523 int len; 2524 2525 if (vif->bss_conf.nontransmitted) 2526 return 0; 2527 2528 rskb = __mt7996_mcu_alloc_bss_req(&dev->mt76, &mvif->mt76, 2529 MT7996_MAX_BSS_OFFLOAD_SIZE); 2530 if (IS_ERR(rskb)) 2531 return PTR_ERR(rskb); 2532 2533 skb = ieee80211_beacon_get_template(hw, vif, &offs, 0); 2534 if (!skb) { 2535 dev_kfree_skb(rskb); 2536 return -EINVAL; 2537 } 2538 2539 if (skb->len > MT7996_MAX_BEACON_SIZE) { 2540 dev_err(dev->mt76.dev, "Bcn size limit exceed\n"); 2541 dev_kfree_skb(rskb); 2542 dev_kfree_skb(skb); 2543 return -EINVAL; 2544 } 2545 2546 info = IEEE80211_SKB_CB(skb); 2547 info->hw_queue |= FIELD_PREP(MT_TX_HW_QUEUE_PHY, phy->mt76->band_idx); 2548 2549 len = ALIGN(sizeof(*bcn) + MT_TXD_SIZE + skb->len, 4); 2550 tlv = mt7996_mcu_add_uni_tlv(rskb, UNI_BSS_INFO_BCN_CONTENT, len); 2551 bcn = (struct bss_bcn_content_tlv *)tlv; 2552 bcn->enable = en; 2553 if (!en) 2554 goto out; 2555 2556 mt7996_mcu_beacon_cont(dev, vif, rskb, skb, bcn, &offs); 2557 mt7996_mcu_beacon_mbss(rskb, skb, vif, bcn, &offs); 2558 mt7996_mcu_beacon_cntdwn(vif, rskb, skb, &offs); 2559 out: 2560 dev_kfree_skb(skb); 2561 return mt76_mcu_skb_send_msg(&phy->dev->mt76, rskb, 2562 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 2563 } 2564 2565 int mt7996_mcu_beacon_inband_discov(struct mt7996_dev *dev, 2566 struct ieee80211_vif *vif, u32 changed) 2567 { 2568 #define OFFLOAD_TX_MODE_SU BIT(0) 2569 #define OFFLOAD_TX_MODE_MU BIT(1) 2570 struct ieee80211_hw *hw = mt76_hw(dev); 2571 struct mt7996_phy *phy = mt7996_hw_phy(hw); 2572 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 2573 struct cfg80211_chan_def *chandef = &mvif->phy->mt76->chandef; 2574 enum nl80211_band band = chandef->chan->band; 2575 struct mt76_wcid *wcid = &dev->mt76.global_wcid; 2576 struct bss_inband_discovery_tlv *discov; 2577 struct ieee80211_tx_info *info; 2578 struct sk_buff *rskb, *skb = NULL; 2579 struct tlv *tlv; 2580 u8 *buf, interval; 2581 int len; 2582 2583 if (vif->bss_conf.nontransmitted) 2584 return 0; 2585 2586 rskb = __mt7996_mcu_alloc_bss_req(&dev->mt76, &mvif->mt76, 2587 MT7996_MAX_BSS_OFFLOAD_SIZE); 2588 if (IS_ERR(rskb)) 2589 return PTR_ERR(rskb); 2590 2591 if (changed & BSS_CHANGED_FILS_DISCOVERY && 2592 vif->bss_conf.fils_discovery.max_interval) { 2593 interval = vif->bss_conf.fils_discovery.max_interval; 2594 skb = ieee80211_get_fils_discovery_tmpl(hw, vif); 2595 } else if (changed & BSS_CHANGED_UNSOL_BCAST_PROBE_RESP && 2596 vif->bss_conf.unsol_bcast_probe_resp_interval) { 2597 interval = vif->bss_conf.unsol_bcast_probe_resp_interval; 2598 skb = ieee80211_get_unsol_bcast_probe_resp_tmpl(hw, vif); 2599 } 2600 2601 if (!skb) { 2602 dev_kfree_skb(rskb); 2603 return -EINVAL; 2604 } 2605 2606 if (skb->len > MT7996_MAX_BEACON_SIZE) { 2607 dev_err(dev->mt76.dev, "inband discovery size limit exceed\n"); 2608 dev_kfree_skb(rskb); 2609 dev_kfree_skb(skb); 2610 return -EINVAL; 2611 } 2612 2613 info = IEEE80211_SKB_CB(skb); 2614 info->control.vif = vif; 2615 info->band = band; 2616 info->hw_queue |= FIELD_PREP(MT_TX_HW_QUEUE_PHY, phy->mt76->band_idx); 2617 2618 len = ALIGN(sizeof(*discov) + MT_TXD_SIZE + skb->len, 4); 2619 tlv = mt7996_mcu_add_uni_tlv(rskb, UNI_BSS_INFO_OFFLOAD, len); 2620 2621 discov = (struct bss_inband_discovery_tlv *)tlv; 2622 discov->tx_mode = OFFLOAD_TX_MODE_SU; 2623 /* 0: UNSOL PROBE RESP, 1: FILS DISCOV */ 2624 discov->tx_type = !!(changed & BSS_CHANGED_FILS_DISCOVERY); 2625 discov->tx_interval = interval; 2626 discov->prob_rsp_len = cpu_to_le16(MT_TXD_SIZE + skb->len); 2627 discov->enable = true; 2628 discov->wcid = cpu_to_le16(MT7996_WTBL_RESERVED); 2629 2630 buf = (u8 *)tlv + sizeof(*discov); 2631 2632 mt7996_mac_write_txwi(dev, (__le32 *)buf, skb, wcid, NULL, 0, 0, changed); 2633 2634 memcpy(buf + MT_TXD_SIZE, skb->data, skb->len); 2635 2636 dev_kfree_skb(skb); 2637 2638 return mt76_mcu_skb_send_msg(&dev->mt76, rskb, 2639 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 2640 } 2641 2642 static int mt7996_driver_own(struct mt7996_dev *dev, u8 band) 2643 { 2644 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(band), MT_TOP_LPCR_HOST_DRV_OWN); 2645 if (!mt76_poll_msec(dev, MT_TOP_LPCR_HOST_BAND(band), 2646 MT_TOP_LPCR_HOST_FW_OWN_STAT, 0, 500)) { 2647 dev_err(dev->mt76.dev, "Timeout for driver own\n"); 2648 return -EIO; 2649 } 2650 2651 /* clear irq when the driver own success */ 2652 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND_IRQ_STAT(band), 2653 MT_TOP_LPCR_HOST_BAND_STAT); 2654 2655 return 0; 2656 } 2657 2658 static u32 mt7996_patch_sec_mode(u32 key_info) 2659 { 2660 u32 sec = u32_get_bits(key_info, MT7996_PATCH_SEC), key = 0; 2661 2662 if (key_info == GENMASK(31, 0) || sec == MT7996_SEC_MODE_PLAIN) 2663 return 0; 2664 2665 if (sec == MT7996_SEC_MODE_AES) 2666 key = u32_get_bits(key_info, MT7996_PATCH_AES_KEY); 2667 else 2668 key = u32_get_bits(key_info, MT7996_PATCH_SCRAMBLE_KEY); 2669 2670 return MT7996_SEC_ENCRYPT | MT7996_SEC_IV | 2671 u32_encode_bits(key, MT7996_SEC_KEY_IDX); 2672 } 2673 2674 static int mt7996_load_patch(struct mt7996_dev *dev) 2675 { 2676 const struct mt7996_patch_hdr *hdr; 2677 const struct firmware *fw = NULL; 2678 int i, ret, sem; 2679 2680 sem = mt76_connac_mcu_patch_sem_ctrl(&dev->mt76, 1); 2681 switch (sem) { 2682 case PATCH_IS_DL: 2683 return 0; 2684 case PATCH_NOT_DL_SEM_SUCCESS: 2685 break; 2686 default: 2687 dev_err(dev->mt76.dev, "Failed to get patch semaphore\n"); 2688 return -EAGAIN; 2689 } 2690 2691 ret = request_firmware(&fw, fw_name(dev, ROM_PATCH), dev->mt76.dev); 2692 if (ret) 2693 goto out; 2694 2695 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 2696 dev_err(dev->mt76.dev, "Invalid firmware\n"); 2697 ret = -EINVAL; 2698 goto out; 2699 } 2700 2701 hdr = (const struct mt7996_patch_hdr *)(fw->data); 2702 2703 dev_info(dev->mt76.dev, "HW/SW Version: 0x%x, Build Time: %.16s\n", 2704 be32_to_cpu(hdr->hw_sw_ver), hdr->build_date); 2705 2706 for (i = 0; i < be32_to_cpu(hdr->desc.n_region); i++) { 2707 struct mt7996_patch_sec *sec; 2708 const u8 *dl; 2709 u32 len, addr, sec_key_idx, mode = DL_MODE_NEED_RSP; 2710 2711 sec = (struct mt7996_patch_sec *)(fw->data + sizeof(*hdr) + 2712 i * sizeof(*sec)); 2713 if ((be32_to_cpu(sec->type) & PATCH_SEC_TYPE_MASK) != 2714 PATCH_SEC_TYPE_INFO) { 2715 ret = -EINVAL; 2716 goto out; 2717 } 2718 2719 addr = be32_to_cpu(sec->info.addr); 2720 len = be32_to_cpu(sec->info.len); 2721 sec_key_idx = be32_to_cpu(sec->info.sec_key_idx); 2722 dl = fw->data + be32_to_cpu(sec->offs); 2723 2724 mode |= mt7996_patch_sec_mode(sec_key_idx); 2725 2726 ret = mt76_connac_mcu_init_download(&dev->mt76, addr, len, 2727 mode); 2728 if (ret) { 2729 dev_err(dev->mt76.dev, "Download request failed\n"); 2730 goto out; 2731 } 2732 2733 ret = __mt76_mcu_send_firmware(&dev->mt76, MCU_CMD(FW_SCATTER), 2734 dl, len, 4096); 2735 if (ret) { 2736 dev_err(dev->mt76.dev, "Failed to send patch\n"); 2737 goto out; 2738 } 2739 } 2740 2741 ret = mt76_connac_mcu_start_patch(&dev->mt76); 2742 if (ret) 2743 dev_err(dev->mt76.dev, "Failed to start patch\n"); 2744 2745 out: 2746 sem = mt76_connac_mcu_patch_sem_ctrl(&dev->mt76, 0); 2747 switch (sem) { 2748 case PATCH_REL_SEM_SUCCESS: 2749 break; 2750 default: 2751 ret = -EAGAIN; 2752 dev_err(dev->mt76.dev, "Failed to release patch semaphore\n"); 2753 break; 2754 } 2755 release_firmware(fw); 2756 2757 return ret; 2758 } 2759 2760 static int 2761 mt7996_mcu_send_ram_firmware(struct mt7996_dev *dev, 2762 const struct mt7996_fw_trailer *hdr, 2763 const u8 *data, enum mt7996_ram_type type) 2764 { 2765 int i, offset = 0; 2766 u32 override = 0, option = 0; 2767 2768 for (i = 0; i < hdr->n_region; i++) { 2769 const struct mt7996_fw_region *region; 2770 int err; 2771 u32 len, addr, mode; 2772 2773 region = (const struct mt7996_fw_region *)((const u8 *)hdr - 2774 (hdr->n_region - i) * sizeof(*region)); 2775 /* DSP and WA use same mode */ 2776 mode = mt76_connac_mcu_gen_dl_mode(&dev->mt76, 2777 region->feature_set, 2778 type != MT7996_RAM_TYPE_WM); 2779 len = le32_to_cpu(region->len); 2780 addr = le32_to_cpu(region->addr); 2781 2782 if (region->feature_set & FW_FEATURE_OVERRIDE_ADDR) 2783 override = addr; 2784 2785 err = mt76_connac_mcu_init_download(&dev->mt76, addr, len, 2786 mode); 2787 if (err) { 2788 dev_err(dev->mt76.dev, "Download request failed\n"); 2789 return err; 2790 } 2791 2792 err = __mt76_mcu_send_firmware(&dev->mt76, MCU_CMD(FW_SCATTER), 2793 data + offset, len, 4096); 2794 if (err) { 2795 dev_err(dev->mt76.dev, "Failed to send firmware.\n"); 2796 return err; 2797 } 2798 2799 offset += len; 2800 } 2801 2802 if (override) 2803 option |= FW_START_OVERRIDE; 2804 2805 if (type == MT7996_RAM_TYPE_WA) 2806 option |= FW_START_WORKING_PDA_CR4; 2807 else if (type == MT7996_RAM_TYPE_DSP) 2808 option |= FW_START_WORKING_PDA_DSP; 2809 2810 return mt76_connac_mcu_start_firmware(&dev->mt76, override, option); 2811 } 2812 2813 static int __mt7996_load_ram(struct mt7996_dev *dev, const char *fw_type, 2814 const char *fw_file, enum mt7996_ram_type ram_type) 2815 { 2816 const struct mt7996_fw_trailer *hdr; 2817 const struct firmware *fw; 2818 int ret; 2819 2820 ret = request_firmware(&fw, fw_file, dev->mt76.dev); 2821 if (ret) 2822 return ret; 2823 2824 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 2825 dev_err(dev->mt76.dev, "Invalid firmware\n"); 2826 ret = -EINVAL; 2827 goto out; 2828 } 2829 2830 hdr = (const void *)(fw->data + fw->size - sizeof(*hdr)); 2831 dev_info(dev->mt76.dev, "%s Firmware Version: %.10s, Build Time: %.15s\n", 2832 fw_type, hdr->fw_ver, hdr->build_date); 2833 2834 ret = mt7996_mcu_send_ram_firmware(dev, hdr, fw->data, ram_type); 2835 if (ret) { 2836 dev_err(dev->mt76.dev, "Failed to start %s firmware\n", fw_type); 2837 goto out; 2838 } 2839 2840 snprintf(dev->mt76.hw->wiphy->fw_version, 2841 sizeof(dev->mt76.hw->wiphy->fw_version), 2842 "%.10s-%.15s", hdr->fw_ver, hdr->build_date); 2843 2844 out: 2845 release_firmware(fw); 2846 2847 return ret; 2848 } 2849 2850 static int mt7996_load_ram(struct mt7996_dev *dev) 2851 { 2852 int ret; 2853 2854 ret = __mt7996_load_ram(dev, "WM", fw_name(dev, FIRMWARE_WM), 2855 MT7996_RAM_TYPE_WM); 2856 if (ret) 2857 return ret; 2858 2859 ret = __mt7996_load_ram(dev, "DSP", fw_name(dev, FIRMWARE_DSP), 2860 MT7996_RAM_TYPE_DSP); 2861 if (ret) 2862 return ret; 2863 2864 return __mt7996_load_ram(dev, "WA", fw_name(dev, FIRMWARE_WA), 2865 MT7996_RAM_TYPE_WA); 2866 } 2867 2868 static int 2869 mt7996_firmware_state(struct mt7996_dev *dev, bool wa) 2870 { 2871 u32 state = FIELD_PREP(MT_TOP_MISC_FW_STATE, 2872 wa ? FW_STATE_RDY : FW_STATE_FW_DOWNLOAD); 2873 2874 if (!mt76_poll_msec(dev, MT_TOP_MISC, MT_TOP_MISC_FW_STATE, 2875 state, 1000)) { 2876 dev_err(dev->mt76.dev, "Timeout for initializing firmware\n"); 2877 return -EIO; 2878 } 2879 return 0; 2880 } 2881 2882 static int 2883 mt7996_mcu_restart(struct mt76_dev *dev) 2884 { 2885 struct { 2886 u8 __rsv1[4]; 2887 2888 __le16 tag; 2889 __le16 len; 2890 u8 power_mode; 2891 u8 __rsv2[3]; 2892 } __packed req = { 2893 .tag = cpu_to_le16(UNI_POWER_OFF), 2894 .len = cpu_to_le16(sizeof(req) - 4), 2895 .power_mode = 1, 2896 }; 2897 2898 return mt76_mcu_send_msg(dev, MCU_WM_UNI_CMD(POWER_CTRL), &req, 2899 sizeof(req), false); 2900 } 2901 2902 static int mt7996_load_firmware(struct mt7996_dev *dev) 2903 { 2904 int ret; 2905 2906 /* make sure fw is download state */ 2907 if (mt7996_firmware_state(dev, false)) { 2908 /* restart firmware once */ 2909 mt7996_mcu_restart(&dev->mt76); 2910 ret = mt7996_firmware_state(dev, false); 2911 if (ret) { 2912 dev_err(dev->mt76.dev, 2913 "Firmware is not ready for download\n"); 2914 return ret; 2915 } 2916 } 2917 2918 ret = mt7996_load_patch(dev); 2919 if (ret) 2920 return ret; 2921 2922 ret = mt7996_load_ram(dev); 2923 if (ret) 2924 return ret; 2925 2926 ret = mt7996_firmware_state(dev, true); 2927 if (ret) 2928 return ret; 2929 2930 mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_FWDL], false); 2931 2932 dev_dbg(dev->mt76.dev, "Firmware init done\n"); 2933 2934 return 0; 2935 } 2936 2937 int mt7996_mcu_fw_log_2_host(struct mt7996_dev *dev, u8 type, u8 ctrl) 2938 { 2939 struct { 2940 u8 _rsv[4]; 2941 2942 __le16 tag; 2943 __le16 len; 2944 u8 ctrl; 2945 u8 interval; 2946 u8 _rsv2[2]; 2947 } __packed data = { 2948 .tag = cpu_to_le16(UNI_WSYS_CONFIG_FW_LOG_CTRL), 2949 .len = cpu_to_le16(sizeof(data) - 4), 2950 .ctrl = ctrl, 2951 }; 2952 2953 if (type == MCU_FW_LOG_WA) 2954 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_UNI_CMD(WSYS_CONFIG), 2955 &data, sizeof(data), true); 2956 2957 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(WSYS_CONFIG), &data, 2958 sizeof(data), true); 2959 } 2960 2961 int mt7996_mcu_fw_dbg_ctrl(struct mt7996_dev *dev, u32 module, u8 level) 2962 { 2963 struct { 2964 u8 _rsv[4]; 2965 2966 __le16 tag; 2967 __le16 len; 2968 __le32 module_idx; 2969 u8 level; 2970 u8 _rsv2[3]; 2971 } data = { 2972 .tag = cpu_to_le16(UNI_WSYS_CONFIG_FW_DBG_CTRL), 2973 .len = cpu_to_le16(sizeof(data) - 4), 2974 .module_idx = cpu_to_le32(module), 2975 .level = level, 2976 }; 2977 2978 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(WSYS_CONFIG), &data, 2979 sizeof(data), false); 2980 } 2981 2982 static int mt7996_mcu_set_mwds(struct mt7996_dev *dev, bool enabled) 2983 { 2984 struct { 2985 u8 enable; 2986 u8 _rsv[3]; 2987 } __packed req = { 2988 .enable = enabled 2989 }; 2990 2991 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_EXT_CMD(MWDS_SUPPORT), &req, 2992 sizeof(req), false); 2993 } 2994 2995 static void mt7996_add_rx_airtime_tlv(struct sk_buff *skb, u8 band_idx) 2996 { 2997 struct vow_rx_airtime *req; 2998 struct tlv *tlv; 2999 3000 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_VOW_RX_AT_AIRTIME_CLR_EN, sizeof(*req)); 3001 req = (struct vow_rx_airtime *)tlv; 3002 req->enable = true; 3003 req->band = band_idx; 3004 3005 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_VOW_RX_AT_AIRTIME_EN, sizeof(*req)); 3006 req = (struct vow_rx_airtime *)tlv; 3007 req->enable = true; 3008 req->band = band_idx; 3009 } 3010 3011 static int 3012 mt7996_mcu_init_rx_airtime(struct mt7996_dev *dev) 3013 { 3014 struct uni_header hdr = {}; 3015 struct sk_buff *skb; 3016 int len, num, i; 3017 3018 num = 2 + 2 * (mt7996_band_valid(dev, MT_BAND1) + 3019 mt7996_band_valid(dev, MT_BAND2)); 3020 len = sizeof(hdr) + num * sizeof(struct vow_rx_airtime); 3021 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 3022 if (!skb) 3023 return -ENOMEM; 3024 3025 skb_put_data(skb, &hdr, sizeof(hdr)); 3026 3027 for (i = 0; i < __MT_MAX_BAND; i++) { 3028 if (mt7996_band_valid(dev, i)) 3029 mt7996_add_rx_airtime_tlv(skb, i); 3030 } 3031 3032 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 3033 MCU_WM_UNI_CMD(VOW), true); 3034 } 3035 3036 int mt7996_mcu_init_firmware(struct mt7996_dev *dev) 3037 { 3038 int ret; 3039 3040 /* force firmware operation mode into normal state, 3041 * which should be set before firmware download stage. 3042 */ 3043 mt76_wr(dev, MT_SWDEF_MODE, MT_SWDEF_NORMAL_MODE); 3044 3045 ret = mt7996_driver_own(dev, 0); 3046 if (ret) 3047 return ret; 3048 /* set driver own for band1 when two hif exist */ 3049 if (dev->hif2) { 3050 ret = mt7996_driver_own(dev, 1); 3051 if (ret) 3052 return ret; 3053 } 3054 3055 ret = mt7996_load_firmware(dev); 3056 if (ret) 3057 return ret; 3058 3059 set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); 3060 ret = mt7996_mcu_fw_log_2_host(dev, MCU_FW_LOG_WM, 0); 3061 if (ret) 3062 return ret; 3063 3064 ret = mt7996_mcu_fw_log_2_host(dev, MCU_FW_LOG_WA, 0); 3065 if (ret) 3066 return ret; 3067 3068 ret = mt7996_mcu_set_mwds(dev, 1); 3069 if (ret) 3070 return ret; 3071 3072 ret = mt7996_mcu_init_rx_airtime(dev); 3073 if (ret) 3074 return ret; 3075 3076 return mt7996_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(SET), 3077 MCU_WA_PARAM_RED, 0, 0); 3078 } 3079 3080 int mt7996_mcu_init(struct mt7996_dev *dev) 3081 { 3082 static const struct mt76_mcu_ops mt7996_mcu_ops = { 3083 .headroom = sizeof(struct mt76_connac2_mcu_txd), /* reuse */ 3084 .mcu_skb_send_msg = mt7996_mcu_send_message, 3085 .mcu_parse_response = mt7996_mcu_parse_response, 3086 }; 3087 3088 dev->mt76.mcu_ops = &mt7996_mcu_ops; 3089 3090 return mt7996_mcu_init_firmware(dev); 3091 } 3092 3093 void mt7996_mcu_exit(struct mt7996_dev *dev) 3094 { 3095 mt7996_mcu_restart(&dev->mt76); 3096 if (mt7996_firmware_state(dev, false)) { 3097 dev_err(dev->mt76.dev, "Failed to exit mcu\n"); 3098 goto out; 3099 } 3100 3101 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(0), MT_TOP_LPCR_HOST_FW_OWN); 3102 if (dev->hif2) 3103 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(1), 3104 MT_TOP_LPCR_HOST_FW_OWN); 3105 out: 3106 skb_queue_purge(&dev->mt76.mcu.res_q); 3107 } 3108 3109 int mt7996_mcu_set_hdr_trans(struct mt7996_dev *dev, bool hdr_trans) 3110 { 3111 struct { 3112 u8 __rsv[4]; 3113 } __packed hdr; 3114 struct hdr_trans_blacklist *req_blacklist; 3115 struct hdr_trans_en *req_en; 3116 struct sk_buff *skb; 3117 struct tlv *tlv; 3118 int len = MT7996_HDR_TRANS_MAX_SIZE + sizeof(hdr); 3119 3120 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 3121 if (!skb) 3122 return -ENOMEM; 3123 3124 skb_put_data(skb, &hdr, sizeof(hdr)); 3125 3126 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_HDR_TRANS_EN, sizeof(*req_en)); 3127 req_en = (struct hdr_trans_en *)tlv; 3128 req_en->enable = hdr_trans; 3129 3130 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_HDR_TRANS_VLAN, 3131 sizeof(struct hdr_trans_vlan)); 3132 3133 if (hdr_trans) { 3134 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_HDR_TRANS_BLACKLIST, 3135 sizeof(*req_blacklist)); 3136 req_blacklist = (struct hdr_trans_blacklist *)tlv; 3137 req_blacklist->enable = 1; 3138 req_blacklist->type = cpu_to_le16(ETH_P_PAE); 3139 } 3140 3141 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 3142 MCU_WM_UNI_CMD(RX_HDR_TRANS), true); 3143 } 3144 3145 int mt7996_mcu_set_tx(struct mt7996_dev *dev, struct ieee80211_vif *vif) 3146 { 3147 #define MCU_EDCA_AC_PARAM 0 3148 #define WMM_AIFS_SET BIT(0) 3149 #define WMM_CW_MIN_SET BIT(1) 3150 #define WMM_CW_MAX_SET BIT(2) 3151 #define WMM_TXOP_SET BIT(3) 3152 #define WMM_PARAM_SET (WMM_AIFS_SET | WMM_CW_MIN_SET | \ 3153 WMM_CW_MAX_SET | WMM_TXOP_SET) 3154 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 3155 struct { 3156 u8 bss_idx; 3157 u8 __rsv[3]; 3158 } __packed hdr = { 3159 .bss_idx = mvif->mt76.idx, 3160 }; 3161 struct sk_buff *skb; 3162 int len = sizeof(hdr) + IEEE80211_NUM_ACS * sizeof(struct edca); 3163 int ac; 3164 3165 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 3166 if (!skb) 3167 return -ENOMEM; 3168 3169 skb_put_data(skb, &hdr, sizeof(hdr)); 3170 3171 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { 3172 struct ieee80211_tx_queue_params *q = &mvif->queue_params[ac]; 3173 struct edca *e; 3174 struct tlv *tlv; 3175 3176 tlv = mt7996_mcu_add_uni_tlv(skb, MCU_EDCA_AC_PARAM, sizeof(*e)); 3177 3178 e = (struct edca *)tlv; 3179 e->set = WMM_PARAM_SET; 3180 e->queue = ac; 3181 e->aifs = q->aifs; 3182 e->txop = cpu_to_le16(q->txop); 3183 3184 if (q->cw_min) 3185 e->cw_min = fls(q->cw_min); 3186 else 3187 e->cw_min = 5; 3188 3189 if (q->cw_max) 3190 e->cw_max = fls(q->cw_max); 3191 else 3192 e->cw_max = 10; 3193 } 3194 3195 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 3196 MCU_WM_UNI_CMD(EDCA_UPDATE), true); 3197 } 3198 3199 int mt7996_mcu_set_fcc5_lpn(struct mt7996_dev *dev, int val) 3200 { 3201 struct { 3202 u8 _rsv[4]; 3203 3204 __le16 tag; 3205 __le16 len; 3206 3207 __le32 ctrl; 3208 __le16 min_lpn; 3209 u8 rsv[2]; 3210 } __packed req = { 3211 .tag = cpu_to_le16(UNI_RDD_CTRL_SET_TH), 3212 .len = cpu_to_le16(sizeof(req) - 4), 3213 3214 .ctrl = cpu_to_le32(0x1), 3215 .min_lpn = cpu_to_le16(val), 3216 }; 3217 3218 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL), 3219 &req, sizeof(req), true); 3220 } 3221 3222 int mt7996_mcu_set_pulse_th(struct mt7996_dev *dev, 3223 const struct mt7996_dfs_pulse *pulse) 3224 { 3225 struct { 3226 u8 _rsv[4]; 3227 3228 __le16 tag; 3229 __le16 len; 3230 3231 __le32 ctrl; 3232 3233 __le32 max_width; /* us */ 3234 __le32 max_pwr; /* dbm */ 3235 __le32 min_pwr; /* dbm */ 3236 __le32 min_stgr_pri; /* us */ 3237 __le32 max_stgr_pri; /* us */ 3238 __le32 min_cr_pri; /* us */ 3239 __le32 max_cr_pri; /* us */ 3240 } __packed req = { 3241 .tag = cpu_to_le16(UNI_RDD_CTRL_SET_TH), 3242 .len = cpu_to_le16(sizeof(req) - 4), 3243 3244 .ctrl = cpu_to_le32(0x3), 3245 3246 #define __req_field(field) .field = cpu_to_le32(pulse->field) 3247 __req_field(max_width), 3248 __req_field(max_pwr), 3249 __req_field(min_pwr), 3250 __req_field(min_stgr_pri), 3251 __req_field(max_stgr_pri), 3252 __req_field(min_cr_pri), 3253 __req_field(max_cr_pri), 3254 #undef __req_field 3255 }; 3256 3257 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL), 3258 &req, sizeof(req), true); 3259 } 3260 3261 int mt7996_mcu_set_radar_th(struct mt7996_dev *dev, int index, 3262 const struct mt7996_dfs_pattern *pattern) 3263 { 3264 struct { 3265 u8 _rsv[4]; 3266 3267 __le16 tag; 3268 __le16 len; 3269 3270 __le32 ctrl; 3271 __le16 radar_type; 3272 3273 u8 enb; 3274 u8 stgr; 3275 u8 min_crpn; 3276 u8 max_crpn; 3277 u8 min_crpr; 3278 u8 min_pw; 3279 __le32 min_pri; 3280 __le32 max_pri; 3281 u8 max_pw; 3282 u8 min_crbn; 3283 u8 max_crbn; 3284 u8 min_stgpn; 3285 u8 max_stgpn; 3286 u8 min_stgpr; 3287 u8 rsv[2]; 3288 __le32 min_stgpr_diff; 3289 } __packed req = { 3290 .tag = cpu_to_le16(UNI_RDD_CTRL_SET_TH), 3291 .len = cpu_to_le16(sizeof(req) - 4), 3292 3293 .ctrl = cpu_to_le32(0x2), 3294 .radar_type = cpu_to_le16(index), 3295 3296 #define __req_field_u8(field) .field = pattern->field 3297 #define __req_field_u32(field) .field = cpu_to_le32(pattern->field) 3298 __req_field_u8(enb), 3299 __req_field_u8(stgr), 3300 __req_field_u8(min_crpn), 3301 __req_field_u8(max_crpn), 3302 __req_field_u8(min_crpr), 3303 __req_field_u8(min_pw), 3304 __req_field_u32(min_pri), 3305 __req_field_u32(max_pri), 3306 __req_field_u8(max_pw), 3307 __req_field_u8(min_crbn), 3308 __req_field_u8(max_crbn), 3309 __req_field_u8(min_stgpn), 3310 __req_field_u8(max_stgpn), 3311 __req_field_u8(min_stgpr), 3312 __req_field_u32(min_stgpr_diff), 3313 #undef __req_field_u8 3314 #undef __req_field_u32 3315 }; 3316 3317 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL), 3318 &req, sizeof(req), true); 3319 } 3320 3321 static int 3322 mt7996_mcu_background_chain_ctrl(struct mt7996_phy *phy, 3323 struct cfg80211_chan_def *chandef, 3324 int cmd) 3325 { 3326 struct mt7996_dev *dev = phy->dev; 3327 struct mt76_phy *mphy = phy->mt76; 3328 struct ieee80211_channel *chan = mphy->chandef.chan; 3329 int freq = mphy->chandef.center_freq1; 3330 struct mt7996_mcu_background_chain_ctrl req = { 3331 .tag = cpu_to_le16(0), 3332 .len = cpu_to_le16(sizeof(req) - 4), 3333 .monitor_scan_type = 2, /* simple rx */ 3334 }; 3335 3336 if (!chandef && cmd != CH_SWITCH_BACKGROUND_SCAN_STOP) 3337 return -EINVAL; 3338 3339 if (!cfg80211_chandef_valid(&mphy->chandef)) 3340 return -EINVAL; 3341 3342 switch (cmd) { 3343 case CH_SWITCH_BACKGROUND_SCAN_START: { 3344 req.chan = chan->hw_value; 3345 req.central_chan = ieee80211_frequency_to_channel(freq); 3346 req.bw = mt76_connac_chan_bw(&mphy->chandef); 3347 req.monitor_chan = chandef->chan->hw_value; 3348 req.monitor_central_chan = 3349 ieee80211_frequency_to_channel(chandef->center_freq1); 3350 req.monitor_bw = mt76_connac_chan_bw(chandef); 3351 req.band_idx = phy->mt76->band_idx; 3352 req.scan_mode = 1; 3353 break; 3354 } 3355 case CH_SWITCH_BACKGROUND_SCAN_RUNNING: 3356 req.monitor_chan = chandef->chan->hw_value; 3357 req.monitor_central_chan = 3358 ieee80211_frequency_to_channel(chandef->center_freq1); 3359 req.band_idx = phy->mt76->band_idx; 3360 req.scan_mode = 2; 3361 break; 3362 case CH_SWITCH_BACKGROUND_SCAN_STOP: 3363 req.chan = chan->hw_value; 3364 req.central_chan = ieee80211_frequency_to_channel(freq); 3365 req.bw = mt76_connac_chan_bw(&mphy->chandef); 3366 req.tx_stream = hweight8(mphy->antenna_mask); 3367 req.rx_stream = mphy->antenna_mask; 3368 break; 3369 default: 3370 return -EINVAL; 3371 } 3372 req.band = chandef ? chandef->chan->band == NL80211_BAND_5GHZ : 1; 3373 3374 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(OFFCH_SCAN_CTRL), 3375 &req, sizeof(req), false); 3376 } 3377 3378 int mt7996_mcu_rdd_background_enable(struct mt7996_phy *phy, 3379 struct cfg80211_chan_def *chandef) 3380 { 3381 struct mt7996_dev *dev = phy->dev; 3382 int err, region; 3383 3384 if (!chandef) { /* disable offchain */ 3385 err = mt7996_mcu_rdd_cmd(dev, RDD_STOP, MT_RX_SEL2, 3386 0, 0); 3387 if (err) 3388 return err; 3389 3390 return mt7996_mcu_background_chain_ctrl(phy, NULL, 3391 CH_SWITCH_BACKGROUND_SCAN_STOP); 3392 } 3393 3394 err = mt7996_mcu_background_chain_ctrl(phy, chandef, 3395 CH_SWITCH_BACKGROUND_SCAN_START); 3396 if (err) 3397 return err; 3398 3399 switch (dev->mt76.region) { 3400 case NL80211_DFS_ETSI: 3401 region = 0; 3402 break; 3403 case NL80211_DFS_JP: 3404 region = 2; 3405 break; 3406 case NL80211_DFS_FCC: 3407 default: 3408 region = 1; 3409 break; 3410 } 3411 3412 return mt7996_mcu_rdd_cmd(dev, RDD_START, MT_RX_SEL2, 3413 0, region); 3414 } 3415 3416 int mt7996_mcu_set_chan_info(struct mt7996_phy *phy, u16 tag) 3417 { 3418 static const u8 ch_band[] = { 3419 [NL80211_BAND_2GHZ] = 0, 3420 [NL80211_BAND_5GHZ] = 1, 3421 [NL80211_BAND_6GHZ] = 2, 3422 }; 3423 struct mt7996_dev *dev = phy->dev; 3424 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 3425 int freq1 = chandef->center_freq1; 3426 u8 band_idx = phy->mt76->band_idx; 3427 struct { 3428 /* fixed field */ 3429 u8 __rsv[4]; 3430 3431 __le16 tag; 3432 __le16 len; 3433 u8 control_ch; 3434 u8 center_ch; 3435 u8 bw; 3436 u8 tx_path_num; 3437 u8 rx_path; /* mask or num */ 3438 u8 switch_reason; 3439 u8 band_idx; 3440 u8 center_ch2; /* for 80+80 only */ 3441 __le16 cac_case; 3442 u8 channel_band; 3443 u8 rsv0; 3444 __le32 outband_freq; 3445 u8 txpower_drop; 3446 u8 ap_bw; 3447 u8 ap_center_ch; 3448 u8 rsv1[53]; 3449 } __packed req = { 3450 .tag = cpu_to_le16(tag), 3451 .len = cpu_to_le16(sizeof(req) - 4), 3452 .control_ch = chandef->chan->hw_value, 3453 .center_ch = ieee80211_frequency_to_channel(freq1), 3454 .bw = mt76_connac_chan_bw(chandef), 3455 .tx_path_num = hweight16(phy->mt76->chainmask), 3456 .rx_path = mt7996_rx_chainmask(phy) >> dev->chainshift[band_idx], 3457 .band_idx = band_idx, 3458 .channel_band = ch_band[chandef->chan->band], 3459 }; 3460 3461 if (phy->mt76->hw->conf.flags & IEEE80211_CONF_MONITOR) 3462 req.switch_reason = CH_SWITCH_NORMAL; 3463 else if (phy->mt76->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL || 3464 phy->mt76->hw->conf.flags & IEEE80211_CONF_IDLE) 3465 req.switch_reason = CH_SWITCH_SCAN_BYPASS_DPD; 3466 else if (!cfg80211_reg_can_beacon(phy->mt76->hw->wiphy, chandef, 3467 NL80211_IFTYPE_AP)) 3468 req.switch_reason = CH_SWITCH_DFS; 3469 else 3470 req.switch_reason = CH_SWITCH_NORMAL; 3471 3472 if (tag == UNI_CHANNEL_SWITCH) 3473 req.rx_path = hweight8(req.rx_path); 3474 3475 if (chandef->width == NL80211_CHAN_WIDTH_80P80) { 3476 int freq2 = chandef->center_freq2; 3477 3478 req.center_ch2 = ieee80211_frequency_to_channel(freq2); 3479 } 3480 3481 return mt76_mcu_send_msg(&dev->mt76, MCU_WMWA_UNI_CMD(CHANNEL_SWITCH), 3482 &req, sizeof(req), true); 3483 } 3484 3485 static int mt7996_mcu_set_eeprom_flash(struct mt7996_dev *dev) 3486 { 3487 #define MAX_PAGE_IDX_MASK GENMASK(7, 5) 3488 #define PAGE_IDX_MASK GENMASK(4, 2) 3489 #define PER_PAGE_SIZE 0x400 3490 struct mt7996_mcu_eeprom req = { 3491 .tag = cpu_to_le16(UNI_EFUSE_BUFFER_MODE), 3492 .buffer_mode = EE_MODE_BUFFER 3493 }; 3494 u16 eeprom_size = MT7996_EEPROM_SIZE; 3495 u8 total = DIV_ROUND_UP(eeprom_size, PER_PAGE_SIZE); 3496 u8 *eep = (u8 *)dev->mt76.eeprom.data; 3497 int eep_len, i; 3498 3499 for (i = 0; i < total; i++, eep += eep_len) { 3500 struct sk_buff *skb; 3501 int ret, msg_len; 3502 3503 if (i == total - 1 && !!(eeprom_size % PER_PAGE_SIZE)) 3504 eep_len = eeprom_size % PER_PAGE_SIZE; 3505 else 3506 eep_len = PER_PAGE_SIZE; 3507 3508 msg_len = sizeof(req) + eep_len; 3509 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, msg_len); 3510 if (!skb) 3511 return -ENOMEM; 3512 3513 req.len = cpu_to_le16(msg_len - 4); 3514 req.format = FIELD_PREP(MAX_PAGE_IDX_MASK, total - 1) | 3515 FIELD_PREP(PAGE_IDX_MASK, i) | EE_FORMAT_WHOLE; 3516 req.buf_len = cpu_to_le16(eep_len); 3517 3518 skb_put_data(skb, &req, sizeof(req)); 3519 skb_put_data(skb, eep, eep_len); 3520 3521 ret = mt76_mcu_skb_send_msg(&dev->mt76, skb, 3522 MCU_WM_UNI_CMD(EFUSE_CTRL), true); 3523 if (ret) 3524 return ret; 3525 } 3526 3527 return 0; 3528 } 3529 3530 int mt7996_mcu_set_eeprom(struct mt7996_dev *dev) 3531 { 3532 struct mt7996_mcu_eeprom req = { 3533 .tag = cpu_to_le16(UNI_EFUSE_BUFFER_MODE), 3534 .len = cpu_to_le16(sizeof(req) - 4), 3535 .buffer_mode = EE_MODE_EFUSE, 3536 .format = EE_FORMAT_WHOLE 3537 }; 3538 3539 if (dev->flash_mode) 3540 return mt7996_mcu_set_eeprom_flash(dev); 3541 3542 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(EFUSE_CTRL), 3543 &req, sizeof(req), true); 3544 } 3545 3546 int mt7996_mcu_get_eeprom(struct mt7996_dev *dev, u32 offset) 3547 { 3548 struct { 3549 u8 _rsv[4]; 3550 3551 __le16 tag; 3552 __le16 len; 3553 __le32 addr; 3554 __le32 valid; 3555 u8 data[16]; 3556 } __packed req = { 3557 .tag = cpu_to_le16(UNI_EFUSE_ACCESS), 3558 .len = cpu_to_le16(sizeof(req) - 4), 3559 .addr = cpu_to_le32(round_down(offset, 3560 MT7996_EEPROM_BLOCK_SIZE)), 3561 }; 3562 struct sk_buff *skb; 3563 bool valid; 3564 int ret; 3565 3566 ret = mt76_mcu_send_and_get_msg(&dev->mt76, 3567 MCU_WM_UNI_CMD_QUERY(EFUSE_CTRL), 3568 &req, sizeof(req), true, &skb); 3569 if (ret) 3570 return ret; 3571 3572 valid = le32_to_cpu(*(__le32 *)(skb->data + 16)); 3573 if (valid) { 3574 u32 addr = le32_to_cpu(*(__le32 *)(skb->data + 12)); 3575 u8 *buf = (u8 *)dev->mt76.eeprom.data + addr; 3576 3577 skb_pull(skb, 48); 3578 memcpy(buf, skb->data, MT7996_EEPROM_BLOCK_SIZE); 3579 } 3580 3581 dev_kfree_skb(skb); 3582 3583 return 0; 3584 } 3585 3586 int mt7996_mcu_get_eeprom_free_block(struct mt7996_dev *dev, u8 *block_num) 3587 { 3588 struct { 3589 u8 _rsv[4]; 3590 3591 __le16 tag; 3592 __le16 len; 3593 u8 num; 3594 u8 version; 3595 u8 die_idx; 3596 u8 _rsv2; 3597 } __packed req = { 3598 .tag = cpu_to_le16(UNI_EFUSE_FREE_BLOCK), 3599 .len = cpu_to_le16(sizeof(req) - 4), 3600 .version = 2, 3601 }; 3602 struct sk_buff *skb; 3603 int ret; 3604 3605 ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_WM_UNI_CMD_QUERY(EFUSE_CTRL), &req, 3606 sizeof(req), true, &skb); 3607 if (ret) 3608 return ret; 3609 3610 *block_num = *(u8 *)(skb->data + 8); 3611 dev_kfree_skb(skb); 3612 3613 return 0; 3614 } 3615 3616 int mt7996_mcu_get_chip_config(struct mt7996_dev *dev, u32 *cap) 3617 { 3618 #define NIC_CAP 3 3619 #define UNI_EVENT_CHIP_CONFIG_EFUSE_VERSION 0x21 3620 struct { 3621 u8 _rsv[4]; 3622 3623 __le16 tag; 3624 __le16 len; 3625 } __packed req = { 3626 .tag = cpu_to_le16(NIC_CAP), 3627 .len = cpu_to_le16(sizeof(req) - 4), 3628 }; 3629 struct sk_buff *skb; 3630 u8 *buf; 3631 int ret; 3632 3633 ret = mt76_mcu_send_and_get_msg(&dev->mt76, 3634 MCU_WM_UNI_CMD_QUERY(CHIP_CONFIG), &req, 3635 sizeof(req), true, &skb); 3636 if (ret) 3637 return ret; 3638 3639 /* fixed field */ 3640 skb_pull(skb, 4); 3641 3642 buf = skb->data; 3643 while (buf - skb->data < skb->len) { 3644 struct tlv *tlv = (struct tlv *)buf; 3645 3646 switch (le16_to_cpu(tlv->tag)) { 3647 case UNI_EVENT_CHIP_CONFIG_EFUSE_VERSION: 3648 *cap = le32_to_cpu(*(__le32 *)(buf + sizeof(*tlv))); 3649 break; 3650 default: 3651 break; 3652 } 3653 3654 buf += le16_to_cpu(tlv->len); 3655 } 3656 3657 dev_kfree_skb(skb); 3658 3659 return 0; 3660 } 3661 3662 int mt7996_mcu_get_chan_mib_info(struct mt7996_phy *phy, bool chan_switch) 3663 { 3664 struct { 3665 struct { 3666 u8 band; 3667 u8 __rsv[3]; 3668 } hdr; 3669 struct { 3670 __le16 tag; 3671 __le16 len; 3672 __le32 offs; 3673 } data[4]; 3674 } __packed req = { 3675 .hdr.band = phy->mt76->band_idx, 3676 }; 3677 /* strict order */ 3678 static const u32 offs[] = { 3679 UNI_MIB_TX_TIME, 3680 UNI_MIB_RX_TIME, 3681 UNI_MIB_OBSS_AIRTIME, 3682 UNI_MIB_NON_WIFI_TIME, 3683 }; 3684 struct mt76_channel_state *state = phy->mt76->chan_state; 3685 struct mt76_channel_state *state_ts = &phy->state_ts; 3686 struct mt7996_dev *dev = phy->dev; 3687 struct mt7996_mcu_mib *res; 3688 struct sk_buff *skb; 3689 int i, ret; 3690 3691 for (i = 0; i < 4; i++) { 3692 req.data[i].tag = cpu_to_le16(UNI_CMD_MIB_DATA); 3693 req.data[i].len = cpu_to_le16(sizeof(req.data[i])); 3694 req.data[i].offs = cpu_to_le32(offs[i]); 3695 } 3696 3697 ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_WM_UNI_CMD_QUERY(GET_MIB_INFO), 3698 &req, sizeof(req), true, &skb); 3699 if (ret) 3700 return ret; 3701 3702 skb_pull(skb, sizeof(req.hdr)); 3703 3704 res = (struct mt7996_mcu_mib *)(skb->data); 3705 3706 if (chan_switch) 3707 goto out; 3708 3709 #define __res_u64(s) le64_to_cpu(res[s].data) 3710 state->cc_tx += __res_u64(1) - state_ts->cc_tx; 3711 state->cc_bss_rx += __res_u64(2) - state_ts->cc_bss_rx; 3712 state->cc_rx += __res_u64(2) + __res_u64(3) - state_ts->cc_rx; 3713 state->cc_busy += __res_u64(0) + __res_u64(1) + __res_u64(2) + __res_u64(3) - 3714 state_ts->cc_busy; 3715 3716 out: 3717 state_ts->cc_tx = __res_u64(1); 3718 state_ts->cc_bss_rx = __res_u64(2); 3719 state_ts->cc_rx = __res_u64(2) + __res_u64(3); 3720 state_ts->cc_busy = __res_u64(0) + __res_u64(1) + __res_u64(2) + __res_u64(3); 3721 #undef __res_u64 3722 3723 dev_kfree_skb(skb); 3724 3725 return 0; 3726 } 3727 3728 int mt7996_mcu_get_temperature(struct mt7996_phy *phy) 3729 { 3730 #define TEMPERATURE_QUERY 0 3731 #define GET_TEMPERATURE 0 3732 struct { 3733 u8 _rsv[4]; 3734 3735 __le16 tag; 3736 __le16 len; 3737 3738 u8 rsv1; 3739 u8 action; 3740 u8 band_idx; 3741 u8 rsv2; 3742 } req = { 3743 .tag = cpu_to_le16(TEMPERATURE_QUERY), 3744 .len = cpu_to_le16(sizeof(req) - 4), 3745 .action = GET_TEMPERATURE, 3746 .band_idx = phy->mt76->band_idx, 3747 }; 3748 struct mt7996_mcu_thermal { 3749 u8 _rsv[4]; 3750 3751 __le16 tag; 3752 __le16 len; 3753 3754 __le32 rsv; 3755 __le32 temperature; 3756 } __packed * res; 3757 struct sk_buff *skb; 3758 int ret; 3759 u32 temp; 3760 3761 ret = mt76_mcu_send_and_get_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(THERMAL), 3762 &req, sizeof(req), true, &skb); 3763 if (ret) 3764 return ret; 3765 3766 res = (void *)skb->data; 3767 temp = le32_to_cpu(res->temperature); 3768 dev_kfree_skb(skb); 3769 3770 return temp; 3771 } 3772 3773 int mt7996_mcu_set_thermal_throttling(struct mt7996_phy *phy, u8 state) 3774 { 3775 struct { 3776 u8 _rsv[4]; 3777 3778 __le16 tag; 3779 __le16 len; 3780 3781 struct mt7996_mcu_thermal_ctrl ctrl; 3782 } __packed req = { 3783 .tag = cpu_to_le16(UNI_CMD_THERMAL_PROTECT_DUTY_CONFIG), 3784 .len = cpu_to_le16(sizeof(req) - 4), 3785 .ctrl = { 3786 .band_idx = phy->mt76->band_idx, 3787 }, 3788 }; 3789 int level, ret; 3790 3791 /* set duty cycle and level */ 3792 for (level = 0; level < 4; level++) { 3793 req.ctrl.duty.duty_level = level; 3794 req.ctrl.duty.duty_cycle = state; 3795 state /= 2; 3796 3797 ret = mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(THERMAL), 3798 &req, sizeof(req), false); 3799 if (ret) 3800 return ret; 3801 } 3802 3803 return 0; 3804 } 3805 3806 int mt7996_mcu_set_thermal_protect(struct mt7996_phy *phy, bool enable) 3807 { 3808 #define SUSTAIN_PERIOD 10 3809 struct { 3810 u8 _rsv[4]; 3811 3812 __le16 tag; 3813 __le16 len; 3814 3815 struct mt7996_mcu_thermal_ctrl ctrl; 3816 struct mt7996_mcu_thermal_enable enable; 3817 } __packed req = { 3818 .len = cpu_to_le16(sizeof(req) - 4 - sizeof(req.enable)), 3819 .ctrl = { 3820 .band_idx = phy->mt76->band_idx, 3821 .type.protect_type = 1, 3822 .type.trigger_type = 1, 3823 }, 3824 }; 3825 int ret; 3826 3827 req.tag = cpu_to_le16(UNI_CMD_THERMAL_PROTECT_DISABLE); 3828 3829 ret = mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(THERMAL), 3830 &req, sizeof(req) - sizeof(req.enable), false); 3831 if (ret || !enable) 3832 return ret; 3833 3834 /* set high-temperature trigger threshold */ 3835 req.tag = cpu_to_le16(UNI_CMD_THERMAL_PROTECT_ENABLE); 3836 req.enable.restore_temp = cpu_to_le32(phy->throttle_temp[0]); 3837 req.enable.trigger_temp = cpu_to_le32(phy->throttle_temp[1]); 3838 req.enable.sustain_time = cpu_to_le16(SUSTAIN_PERIOD); 3839 3840 req.len = cpu_to_le16(sizeof(req) - 4); 3841 3842 return mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(THERMAL), 3843 &req, sizeof(req), false); 3844 } 3845 3846 int mt7996_mcu_set_ser(struct mt7996_dev *dev, u8 action, u8 val, u8 band) 3847 { 3848 struct { 3849 u8 rsv[4]; 3850 3851 __le16 tag; 3852 __le16 len; 3853 3854 union { 3855 struct { 3856 __le32 mask; 3857 } __packed set; 3858 3859 struct { 3860 u8 method; 3861 u8 band; 3862 u8 rsv2[2]; 3863 } __packed trigger; 3864 }; 3865 } __packed req = { 3866 .tag = cpu_to_le16(action), 3867 .len = cpu_to_le16(sizeof(req) - 4), 3868 }; 3869 3870 switch (action) { 3871 case UNI_CMD_SER_SET: 3872 req.set.mask = cpu_to_le32(val); 3873 break; 3874 case UNI_CMD_SER_TRIGGER: 3875 req.trigger.method = val; 3876 req.trigger.band = band; 3877 break; 3878 default: 3879 return -EINVAL; 3880 } 3881 3882 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SER), 3883 &req, sizeof(req), false); 3884 } 3885 3886 int mt7996_mcu_set_txbf(struct mt7996_dev *dev, u8 action) 3887 { 3888 #define MT7996_BF_MAX_SIZE sizeof(union bf_tag_tlv) 3889 #define BF_PROCESSING 4 3890 struct uni_header hdr; 3891 struct sk_buff *skb; 3892 struct tlv *tlv; 3893 int len = sizeof(hdr) + MT7996_BF_MAX_SIZE; 3894 3895 memset(&hdr, 0, sizeof(hdr)); 3896 3897 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 3898 if (!skb) 3899 return -ENOMEM; 3900 3901 skb_put_data(skb, &hdr, sizeof(hdr)); 3902 3903 switch (action) { 3904 case BF_SOUNDING_ON: { 3905 struct bf_sounding_on *req_snd_on; 3906 3907 tlv = mt7996_mcu_add_uni_tlv(skb, action, sizeof(*req_snd_on)); 3908 req_snd_on = (struct bf_sounding_on *)tlv; 3909 req_snd_on->snd_mode = BF_PROCESSING; 3910 break; 3911 } 3912 case BF_HW_EN_UPDATE: { 3913 struct bf_hw_en_status_update *req_hw_en; 3914 3915 tlv = mt7996_mcu_add_uni_tlv(skb, action, sizeof(*req_hw_en)); 3916 req_hw_en = (struct bf_hw_en_status_update *)tlv; 3917 req_hw_en->ebf = true; 3918 req_hw_en->ibf = dev->ibf; 3919 break; 3920 } 3921 case BF_MOD_EN_CTRL: { 3922 struct bf_mod_en_ctrl *req_mod_en; 3923 3924 tlv = mt7996_mcu_add_uni_tlv(skb, action, sizeof(*req_mod_en)); 3925 req_mod_en = (struct bf_mod_en_ctrl *)tlv; 3926 req_mod_en->bf_num = 3; 3927 req_mod_en->bf_bitmap = GENMASK(2, 0); 3928 break; 3929 } 3930 default: 3931 return -EINVAL; 3932 } 3933 3934 return mt76_mcu_skb_send_msg(&dev->mt76, skb, MCU_WM_UNI_CMD(BF), true); 3935 } 3936 3937 static int 3938 mt7996_mcu_enable_obss_spr(struct mt7996_phy *phy, u16 action, u8 val) 3939 { 3940 struct mt7996_dev *dev = phy->dev; 3941 struct { 3942 u8 band_idx; 3943 u8 __rsv[3]; 3944 3945 __le16 tag; 3946 __le16 len; 3947 3948 __le32 val; 3949 } __packed req = { 3950 .band_idx = phy->mt76->band_idx, 3951 .tag = cpu_to_le16(action), 3952 .len = cpu_to_le16(sizeof(req) - 4), 3953 .val = cpu_to_le32(val), 3954 }; 3955 3956 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR), 3957 &req, sizeof(req), true); 3958 } 3959 3960 static int 3961 mt7996_mcu_set_obss_spr_pd(struct mt7996_phy *phy, 3962 struct ieee80211_he_obss_pd *he_obss_pd) 3963 { 3964 struct mt7996_dev *dev = phy->dev; 3965 u8 max_th = 82, non_srg_max_th = 62; 3966 struct { 3967 u8 band_idx; 3968 u8 __rsv[3]; 3969 3970 __le16 tag; 3971 __le16 len; 3972 3973 u8 pd_th_non_srg; 3974 u8 pd_th_srg; 3975 u8 period_offs; 3976 u8 rcpi_src; 3977 __le16 obss_pd_min; 3978 __le16 obss_pd_min_srg; 3979 u8 resp_txpwr_mode; 3980 u8 txpwr_restrict_mode; 3981 u8 txpwr_ref; 3982 u8 __rsv2[3]; 3983 } __packed req = { 3984 .band_idx = phy->mt76->band_idx, 3985 .tag = cpu_to_le16(UNI_CMD_SR_SET_PARAM), 3986 .len = cpu_to_le16(sizeof(req) - 4), 3987 .obss_pd_min = cpu_to_le16(max_th), 3988 .obss_pd_min_srg = cpu_to_le16(max_th), 3989 .txpwr_restrict_mode = 2, 3990 .txpwr_ref = 21 3991 }; 3992 int ret; 3993 3994 /* disable firmware dynamical PD asjustment */ 3995 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_DPD, false); 3996 if (ret) 3997 return ret; 3998 3999 if (he_obss_pd->sr_ctrl & 4000 IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED) 4001 req.pd_th_non_srg = max_th; 4002 else if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT) 4003 req.pd_th_non_srg = max_th - he_obss_pd->non_srg_max_offset; 4004 else 4005 req.pd_th_non_srg = non_srg_max_th; 4006 4007 if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT) 4008 req.pd_th_srg = max_th - he_obss_pd->max_offset; 4009 4010 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR), 4011 &req, sizeof(req), true); 4012 } 4013 4014 static int 4015 mt7996_mcu_set_obss_spr_siga(struct mt7996_phy *phy, struct ieee80211_vif *vif, 4016 struct ieee80211_he_obss_pd *he_obss_pd) 4017 { 4018 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 4019 struct mt7996_dev *dev = phy->dev; 4020 u8 omac = mvif->mt76.omac_idx; 4021 struct { 4022 u8 band_idx; 4023 u8 __rsv[3]; 4024 4025 __le16 tag; 4026 __le16 len; 4027 4028 u8 omac; 4029 u8 __rsv2[3]; 4030 u8 flag[20]; 4031 } __packed req = { 4032 .band_idx = phy->mt76->band_idx, 4033 .tag = cpu_to_le16(UNI_CMD_SR_SET_SIGA), 4034 .len = cpu_to_le16(sizeof(req) - 4), 4035 .omac = omac > HW_BSSID_MAX ? omac - 12 : omac, 4036 }; 4037 int ret; 4038 4039 if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED) 4040 req.flag[req.omac] = 0xf; 4041 else 4042 return 0; 4043 4044 /* switch to normal AP mode */ 4045 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_MODE, 0); 4046 if (ret) 4047 return ret; 4048 4049 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR), 4050 &req, sizeof(req), true); 4051 } 4052 4053 static int 4054 mt7996_mcu_set_obss_spr_bitmap(struct mt7996_phy *phy, 4055 struct ieee80211_he_obss_pd *he_obss_pd) 4056 { 4057 struct mt7996_dev *dev = phy->dev; 4058 struct { 4059 u8 band_idx; 4060 u8 __rsv[3]; 4061 4062 __le16 tag; 4063 __le16 len; 4064 4065 __le32 color_l[2]; 4066 __le32 color_h[2]; 4067 __le32 bssid_l[2]; 4068 __le32 bssid_h[2]; 4069 } __packed req = { 4070 .band_idx = phy->mt76->band_idx, 4071 .tag = cpu_to_le16(UNI_CMD_SR_SET_SRG_BITMAP), 4072 .len = cpu_to_le16(sizeof(req) - 4), 4073 }; 4074 u32 bitmap; 4075 4076 memcpy(&bitmap, he_obss_pd->bss_color_bitmap, sizeof(bitmap)); 4077 req.color_l[req.band_idx] = cpu_to_le32(bitmap); 4078 4079 memcpy(&bitmap, he_obss_pd->bss_color_bitmap + 4, sizeof(bitmap)); 4080 req.color_h[req.band_idx] = cpu_to_le32(bitmap); 4081 4082 memcpy(&bitmap, he_obss_pd->partial_bssid_bitmap, sizeof(bitmap)); 4083 req.bssid_l[req.band_idx] = cpu_to_le32(bitmap); 4084 4085 memcpy(&bitmap, he_obss_pd->partial_bssid_bitmap + 4, sizeof(bitmap)); 4086 req.bssid_h[req.band_idx] = cpu_to_le32(bitmap); 4087 4088 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR), &req, 4089 sizeof(req), true); 4090 } 4091 4092 int mt7996_mcu_add_obss_spr(struct mt7996_phy *phy, struct ieee80211_vif *vif, 4093 struct ieee80211_he_obss_pd *he_obss_pd) 4094 { 4095 int ret; 4096 4097 /* enable firmware scene detection algorithms */ 4098 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_SD, 4099 sr_scene_detect); 4100 if (ret) 4101 return ret; 4102 4103 /* firmware dynamically adjusts PD threshold so skip manual control */ 4104 if (sr_scene_detect && !he_obss_pd->enable) 4105 return 0; 4106 4107 /* enable spatial reuse */ 4108 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE, 4109 he_obss_pd->enable); 4110 if (ret) 4111 return ret; 4112 4113 if (sr_scene_detect || !he_obss_pd->enable) 4114 return 0; 4115 4116 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_TX, true); 4117 if (ret) 4118 return ret; 4119 4120 /* set SRG/non-SRG OBSS PD threshold */ 4121 ret = mt7996_mcu_set_obss_spr_pd(phy, he_obss_pd); 4122 if (ret) 4123 return ret; 4124 4125 /* Set SR prohibit */ 4126 ret = mt7996_mcu_set_obss_spr_siga(phy, vif, he_obss_pd); 4127 if (ret) 4128 return ret; 4129 4130 /* set SRG BSS color/BSSID bitmap */ 4131 return mt7996_mcu_set_obss_spr_bitmap(phy, he_obss_pd); 4132 } 4133 4134 int mt7996_mcu_update_bss_color(struct mt7996_dev *dev, struct ieee80211_vif *vif, 4135 struct cfg80211_he_bss_color *he_bss_color) 4136 { 4137 int len = sizeof(struct bss_req_hdr) + sizeof(struct bss_color_tlv); 4138 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 4139 struct bss_color_tlv *bss_color; 4140 struct sk_buff *skb; 4141 struct tlv *tlv; 4142 4143 skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, &mvif->mt76, len); 4144 if (IS_ERR(skb)) 4145 return PTR_ERR(skb); 4146 4147 tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_BSS_COLOR, 4148 sizeof(*bss_color)); 4149 bss_color = (struct bss_color_tlv *)tlv; 4150 bss_color->enable = he_bss_color->enabled; 4151 bss_color->color = he_bss_color->color; 4152 4153 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 4154 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 4155 } 4156 4157 #define TWT_AGRT_TRIGGER BIT(0) 4158 #define TWT_AGRT_ANNOUNCE BIT(1) 4159 #define TWT_AGRT_PROTECT BIT(2) 4160 4161 int mt7996_mcu_twt_agrt_update(struct mt7996_dev *dev, 4162 struct mt7996_vif *mvif, 4163 struct mt7996_twt_flow *flow, 4164 int cmd) 4165 { 4166 struct { 4167 /* fixed field */ 4168 u8 bss; 4169 u8 _rsv[3]; 4170 4171 __le16 tag; 4172 __le16 len; 4173 u8 tbl_idx; 4174 u8 cmd; 4175 u8 own_mac_idx; 4176 u8 flowid; /* 0xff for group id */ 4177 __le16 peer_id; /* specify the peer_id (msb=0) 4178 * or group_id (msb=1) 4179 */ 4180 u8 duration; /* 256 us */ 4181 u8 bss_idx; 4182 __le64 start_tsf; 4183 __le16 mantissa; 4184 u8 exponent; 4185 u8 is_ap; 4186 u8 agrt_params; 4187 u8 __rsv2[23]; 4188 } __packed req = { 4189 .tag = cpu_to_le16(UNI_CMD_TWT_ARGT_UPDATE), 4190 .len = cpu_to_le16(sizeof(req) - 4), 4191 .tbl_idx = flow->table_id, 4192 .cmd = cmd, 4193 .own_mac_idx = mvif->mt76.omac_idx, 4194 .flowid = flow->id, 4195 .peer_id = cpu_to_le16(flow->wcid), 4196 .duration = flow->duration, 4197 .bss = mvif->mt76.idx, 4198 .bss_idx = mvif->mt76.idx, 4199 .start_tsf = cpu_to_le64(flow->tsf), 4200 .mantissa = flow->mantissa, 4201 .exponent = flow->exp, 4202 .is_ap = true, 4203 }; 4204 4205 if (flow->protection) 4206 req.agrt_params |= TWT_AGRT_PROTECT; 4207 if (!flow->flowtype) 4208 req.agrt_params |= TWT_AGRT_ANNOUNCE; 4209 if (flow->trigger) 4210 req.agrt_params |= TWT_AGRT_TRIGGER; 4211 4212 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(TWT), 4213 &req, sizeof(req), true); 4214 } 4215 4216 int mt7996_mcu_set_rts_thresh(struct mt7996_phy *phy, u32 val) 4217 { 4218 struct { 4219 u8 band_idx; 4220 u8 _rsv[3]; 4221 4222 __le16 tag; 4223 __le16 len; 4224 __le32 len_thresh; 4225 __le32 pkt_thresh; 4226 } __packed req = { 4227 .band_idx = phy->mt76->band_idx, 4228 .tag = cpu_to_le16(UNI_BAND_CONFIG_RTS_THRESHOLD), 4229 .len = cpu_to_le16(sizeof(req) - 4), 4230 .len_thresh = cpu_to_le32(val), 4231 .pkt_thresh = cpu_to_le32(0x2), 4232 }; 4233 4234 return mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(BAND_CONFIG), 4235 &req, sizeof(req), true); 4236 } 4237 4238 int mt7996_mcu_set_radio_en(struct mt7996_phy *phy, bool enable) 4239 { 4240 struct { 4241 u8 band_idx; 4242 u8 _rsv[3]; 4243 4244 __le16 tag; 4245 __le16 len; 4246 u8 enable; 4247 u8 _rsv2[3]; 4248 } __packed req = { 4249 .band_idx = phy->mt76->band_idx, 4250 .tag = cpu_to_le16(UNI_BAND_CONFIG_RADIO_ENABLE), 4251 .len = cpu_to_le16(sizeof(req) - 4), 4252 .enable = enable, 4253 }; 4254 4255 return mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(BAND_CONFIG), 4256 &req, sizeof(req), true); 4257 } 4258 4259 int mt7996_mcu_rdd_cmd(struct mt7996_dev *dev, int cmd, u8 index, 4260 u8 rx_sel, u8 val) 4261 { 4262 struct { 4263 u8 _rsv[4]; 4264 4265 __le16 tag; 4266 __le16 len; 4267 4268 u8 ctrl; 4269 u8 rdd_idx; 4270 u8 rdd_rx_sel; 4271 u8 val; 4272 u8 rsv[4]; 4273 } __packed req = { 4274 .tag = cpu_to_le16(UNI_RDD_CTRL_PARM), 4275 .len = cpu_to_le16(sizeof(req) - 4), 4276 .ctrl = cmd, 4277 .rdd_idx = index, 4278 .rdd_rx_sel = rx_sel, 4279 .val = val, 4280 }; 4281 4282 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL), 4283 &req, sizeof(req), true); 4284 } 4285 4286 int mt7996_mcu_wtbl_update_hdr_trans(struct mt7996_dev *dev, 4287 struct ieee80211_vif *vif, 4288 struct ieee80211_sta *sta) 4289 { 4290 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 4291 struct mt7996_sta *msta; 4292 struct sk_buff *skb; 4293 4294 msta = sta ? (struct mt7996_sta *)sta->drv_priv : &mvif->sta; 4295 4296 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76, 4297 &msta->wcid, 4298 MT7996_STA_UPDATE_MAX_SIZE); 4299 if (IS_ERR(skb)) 4300 return PTR_ERR(skb); 4301 4302 /* starec hdr trans */ 4303 mt7996_mcu_sta_hdr_trans_tlv(dev, skb, vif, sta); 4304 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 4305 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 4306 } 4307 4308 int mt7996_mcu_set_fixed_rate_table(struct mt7996_phy *phy, u8 table_idx, 4309 u16 rate_idx, bool beacon) 4310 { 4311 #define UNI_FIXED_RATE_TABLE_SET 0 4312 #define SPE_IXD_SELECT_TXD 0 4313 #define SPE_IXD_SELECT_BMC_WTBL 1 4314 struct mt7996_dev *dev = phy->dev; 4315 struct fixed_rate_table_ctrl req = { 4316 .tag = cpu_to_le16(UNI_FIXED_RATE_TABLE_SET), 4317 .len = cpu_to_le16(sizeof(req) - 4), 4318 .table_idx = table_idx, 4319 .rate_idx = cpu_to_le16(rate_idx), 4320 .gi = 1, 4321 .he_ltf = 1, 4322 }; 4323 u8 band_idx = phy->mt76->band_idx; 4324 4325 if (beacon) { 4326 req.spe_idx_sel = SPE_IXD_SELECT_TXD; 4327 req.spe_idx = 24 + band_idx; 4328 phy->beacon_rate = rate_idx; 4329 } else { 4330 req.spe_idx_sel = SPE_IXD_SELECT_BMC_WTBL; 4331 } 4332 4333 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(FIXED_RATE_TABLE), 4334 &req, sizeof(req), false); 4335 } 4336 4337 int mt7996_mcu_rf_regval(struct mt7996_dev *dev, u32 regidx, u32 *val, bool set) 4338 { 4339 struct { 4340 u8 __rsv1[4]; 4341 4342 __le16 tag; 4343 __le16 len; 4344 __le16 idx; 4345 u8 __rsv2[2]; 4346 __le32 ofs; 4347 __le32 data; 4348 } __packed *res, req = { 4349 .tag = cpu_to_le16(UNI_CMD_ACCESS_RF_REG_BASIC), 4350 .len = cpu_to_le16(sizeof(req) - 4), 4351 4352 .idx = cpu_to_le16(u32_get_bits(regidx, GENMASK(31, 24))), 4353 .ofs = cpu_to_le32(u32_get_bits(regidx, GENMASK(23, 0))), 4354 .data = set ? cpu_to_le32(*val) : 0, 4355 }; 4356 struct sk_buff *skb; 4357 int ret; 4358 4359 if (set) 4360 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(REG_ACCESS), 4361 &req, sizeof(req), true); 4362 4363 ret = mt76_mcu_send_and_get_msg(&dev->mt76, 4364 MCU_WM_UNI_CMD_QUERY(REG_ACCESS), 4365 &req, sizeof(req), true, &skb); 4366 if (ret) 4367 return ret; 4368 4369 res = (void *)skb->data; 4370 *val = le32_to_cpu(res->data); 4371 dev_kfree_skb(skb); 4372 4373 return 0; 4374 } 4375 4376 int mt7996_mcu_trigger_assert(struct mt7996_dev *dev) 4377 { 4378 struct { 4379 __le16 tag; 4380 __le16 len; 4381 u8 enable; 4382 u8 rsv[3]; 4383 } __packed req = { 4384 .len = cpu_to_le16(sizeof(req) - 4), 4385 .enable = true, 4386 }; 4387 4388 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(ASSERT_DUMP), 4389 &req, sizeof(req), false); 4390 } 4391 4392 int mt7996_mcu_set_rro(struct mt7996_dev *dev, u16 tag, u16 val) 4393 { 4394 struct { 4395 u8 __rsv1[4]; 4396 __le16 tag; 4397 __le16 len; 4398 union { 4399 struct { 4400 u8 type; 4401 u8 __rsv2[3]; 4402 } __packed platform_type; 4403 struct { 4404 u8 type; 4405 u8 dest; 4406 u8 __rsv2[2]; 4407 } __packed bypass_mode; 4408 struct { 4409 u8 path; 4410 u8 __rsv2[3]; 4411 } __packed txfree_path; 4412 struct { 4413 __le16 flush_one; 4414 __le16 flush_all; 4415 u8 __rsv2[4]; 4416 } __packed timeout; 4417 }; 4418 } __packed req = { 4419 .tag = cpu_to_le16(tag), 4420 .len = cpu_to_le16(sizeof(req) - 4), 4421 }; 4422 4423 switch (tag) { 4424 case UNI_RRO_SET_PLATFORM_TYPE: 4425 req.platform_type.type = val; 4426 break; 4427 case UNI_RRO_SET_BYPASS_MODE: 4428 req.bypass_mode.type = val; 4429 break; 4430 case UNI_RRO_SET_TXFREE_PATH: 4431 req.txfree_path.path = val; 4432 break; 4433 case UNI_RRO_SET_FLUSH_TIMEOUT: 4434 req.timeout.flush_one = cpu_to_le16(val); 4435 req.timeout.flush_all = cpu_to_le16(2 * val); 4436 break; 4437 default: 4438 return -EINVAL; 4439 } 4440 4441 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RRO), &req, 4442 sizeof(req), true); 4443 } 4444 4445 int mt7996_mcu_get_all_sta_info(struct mt7996_phy *phy, u16 tag) 4446 { 4447 struct mt7996_dev *dev = phy->dev; 4448 struct { 4449 u8 _rsv[4]; 4450 4451 __le16 tag; 4452 __le16 len; 4453 } __packed req = { 4454 .tag = cpu_to_le16(tag), 4455 .len = cpu_to_le16(sizeof(req) - 4), 4456 }; 4457 4458 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(ALL_STA_INFO), 4459 &req, sizeof(req), false); 4460 } 4461 4462 int mt7996_mcu_wed_rro_reset_sessions(struct mt7996_dev *dev, u16 id) 4463 { 4464 struct { 4465 u8 __rsv[4]; 4466 4467 __le16 tag; 4468 __le16 len; 4469 __le16 session_id; 4470 u8 pad[4]; 4471 } __packed req = { 4472 .tag = cpu_to_le16(UNI_RRO_DEL_BA_SESSION), 4473 .len = cpu_to_le16(sizeof(req) - 4), 4474 .session_id = cpu_to_le16(id), 4475 }; 4476 4477 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RRO), &req, 4478 sizeof(req), true); 4479 } 4480 4481 int mt7996_mcu_set_txpower_sku(struct mt7996_phy *phy) 4482 { 4483 #define TX_POWER_LIMIT_TABLE_RATE 0 4484 struct mt7996_dev *dev = phy->dev; 4485 struct mt76_phy *mphy = phy->mt76; 4486 struct ieee80211_hw *hw = mphy->hw; 4487 struct tx_power_limit_table_ctrl { 4488 u8 __rsv1[4]; 4489 4490 __le16 tag; 4491 __le16 len; 4492 u8 power_ctrl_id; 4493 u8 power_limit_type; 4494 u8 band_idx; 4495 } __packed req = { 4496 .tag = cpu_to_le16(UNI_TXPOWER_POWER_LIMIT_TABLE_CTRL), 4497 .len = cpu_to_le16(sizeof(req) + MT7996_SKU_PATH_NUM - 4), 4498 .power_ctrl_id = UNI_TXPOWER_POWER_LIMIT_TABLE_CTRL, 4499 .power_limit_type = TX_POWER_LIMIT_TABLE_RATE, 4500 .band_idx = phy->mt76->band_idx, 4501 }; 4502 struct mt76_power_limits la = {}; 4503 struct sk_buff *skb; 4504 int i, tx_power; 4505 4506 tx_power = mt7996_get_power_bound(phy, hw->conf.power_level); 4507 tx_power = mt76_get_rate_power_limits(mphy, mphy->chandef.chan, 4508 &la, tx_power); 4509 mphy->txpower_cur = tx_power; 4510 4511 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, 4512 sizeof(req) + MT7996_SKU_PATH_NUM); 4513 if (!skb) 4514 return -ENOMEM; 4515 4516 skb_put_data(skb, &req, sizeof(req)); 4517 /* cck and ofdm */ 4518 skb_put_data(skb, &la.cck, sizeof(la.cck)); 4519 skb_put_data(skb, &la.ofdm, sizeof(la.ofdm)); 4520 /* ht20 */ 4521 skb_put_data(skb, &la.mcs[0], 8); 4522 /* ht40 */ 4523 skb_put_data(skb, &la.mcs[1], 9); 4524 4525 /* vht */ 4526 for (i = 0; i < 4; i++) { 4527 skb_put_data(skb, &la.mcs[i], sizeof(la.mcs[i])); 4528 skb_put_zero(skb, 2); /* padding */ 4529 } 4530 4531 /* he */ 4532 skb_put_data(skb, &la.ru[0], sizeof(la.ru)); 4533 /* eht */ 4534 skb_put_data(skb, &la.eht[0], sizeof(la.eht)); 4535 4536 /* padding */ 4537 skb_put_zero(skb, MT7996_SKU_PATH_NUM - MT7996_SKU_RATE_NUM); 4538 4539 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 4540 MCU_WM_UNI_CMD(TXPOWER), true); 4541 } 4542 4543 int mt7996_mcu_cp_support(struct mt7996_dev *dev, u8 mode) 4544 { 4545 __le32 cp_mode; 4546 4547 if (mode < mt76_connac_lmac_mapping(IEEE80211_AC_BE) || 4548 mode > mt76_connac_lmac_mapping(IEEE80211_AC_VO)) 4549 return -EINVAL; 4550 4551 cp_mode = cpu_to_le32(mode); 4552 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_EXT_CMD(CP_SUPPORT), 4553 &cp_mode, sizeof(cp_mode), true); 4554 } 4555