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 MT7992_DEVICE_ID: \ 17 switch ((_dev)->var.type) { \ 18 case MT7992_VAR_TYPE_23: \ 19 _fw = MT7992_##name##_23; \ 20 break; \ 21 default: \ 22 _fw = MT7992_##name; \ 23 } \ 24 break; \ 25 case MT7990_DEVICE_ID: \ 26 _fw = MT7990_##name; \ 27 break; \ 28 case MT7996_DEVICE_ID: \ 29 default: \ 30 switch ((_dev)->var.type) { \ 31 case MT7996_VAR_TYPE_233: \ 32 _fw = MT7996_##name##_233; \ 33 break; \ 34 default: \ 35 _fw = MT7996_##name; \ 36 } \ 37 break; \ 38 } \ 39 _fw; \ 40 }) 41 42 struct mt7996_patch_hdr { 43 char build_date[16]; 44 char platform[4]; 45 __be32 hw_sw_ver; 46 __be32 patch_ver; 47 __be16 checksum; 48 u16 reserved; 49 struct { 50 __be32 patch_ver; 51 __be32 subsys; 52 __be32 feature; 53 __be32 n_region; 54 __be32 crc; 55 u32 reserved[11]; 56 } desc; 57 } __packed; 58 59 struct mt7996_patch_sec { 60 __be32 type; 61 __be32 offs; 62 __be32 size; 63 union { 64 __be32 spec[13]; 65 struct { 66 __be32 addr; 67 __be32 len; 68 __be32 sec_key_idx; 69 __be32 align_len; 70 u32 reserved[9]; 71 } info; 72 }; 73 } __packed; 74 75 struct mt7996_fw_trailer { 76 u8 chip_id; 77 u8 eco_code; 78 u8 n_region; 79 u8 format_ver; 80 u8 format_flag; 81 u8 reserved[2]; 82 char fw_ver[10]; 83 char build_date[15]; 84 u32 crc; 85 } __packed; 86 87 struct mt7996_fw_region { 88 __le32 decomp_crc; 89 __le32 decomp_len; 90 __le32 decomp_blk_sz; 91 u8 reserved[4]; 92 __le32 addr; 93 __le32 len; 94 u8 feature_set; 95 u8 reserved1[15]; 96 } __packed; 97 98 #define MCU_PATCH_ADDRESS 0x200000 99 100 #define HE_PHY(p, c) u8_get_bits(c, IEEE80211_HE_PHY_##p) 101 #define HE_MAC(m, c) u8_get_bits(c, IEEE80211_HE_MAC_##m) 102 #define EHT_PHY(p, c) u8_get_bits(c, IEEE80211_EHT_PHY_##p) 103 104 static bool sr_scene_detect = true; 105 module_param(sr_scene_detect, bool, 0644); 106 MODULE_PARM_DESC(sr_scene_detect, "Enable firmware scene detection algorithm"); 107 108 static u8 109 mt7996_mcu_get_sta_nss(u16 mcs_map) 110 { 111 u8 nss; 112 113 for (nss = 8; nss > 0; nss--) { 114 u8 nss_mcs = (mcs_map >> (2 * (nss - 1))) & 3; 115 116 if (nss_mcs != IEEE80211_VHT_MCS_NOT_SUPPORTED) 117 break; 118 } 119 120 return nss - 1; 121 } 122 123 static void 124 mt7996_mcu_set_sta_he_mcs(struct ieee80211_link_sta *link_sta, 125 struct mt7996_vif_link *link, 126 __le16 *he_mcs, u16 mcs_map) 127 { 128 int nss, max_nss = link_sta->rx_nss > 3 ? 4 : link_sta->rx_nss; 129 enum nl80211_band band = link->phy->mt76->chandef.chan->band; 130 const u16 *mask = link->bitrate_mask.control[band].he_mcs; 131 132 for (nss = 0; nss < max_nss; nss++) { 133 int mcs; 134 135 switch ((mcs_map >> (2 * nss)) & 0x3) { 136 case IEEE80211_HE_MCS_SUPPORT_0_11: 137 mcs = GENMASK(11, 0); 138 break; 139 case IEEE80211_HE_MCS_SUPPORT_0_9: 140 mcs = GENMASK(9, 0); 141 break; 142 case IEEE80211_HE_MCS_SUPPORT_0_7: 143 mcs = GENMASK(7, 0); 144 break; 145 default: 146 mcs = 0; 147 } 148 149 mcs = mcs ? fls(mcs & mask[nss]) - 1 : -1; 150 151 switch (mcs) { 152 case 0 ... 7: 153 mcs = IEEE80211_HE_MCS_SUPPORT_0_7; 154 break; 155 case 8 ... 9: 156 mcs = IEEE80211_HE_MCS_SUPPORT_0_9; 157 break; 158 case 10 ... 11: 159 mcs = IEEE80211_HE_MCS_SUPPORT_0_11; 160 break; 161 default: 162 mcs = IEEE80211_HE_MCS_NOT_SUPPORTED; 163 break; 164 } 165 mcs_map &= ~(0x3 << (nss * 2)); 166 mcs_map |= mcs << (nss * 2); 167 } 168 169 *he_mcs = cpu_to_le16(mcs_map); 170 } 171 172 static void 173 mt7996_mcu_set_sta_vht_mcs(struct ieee80211_link_sta *link_sta, 174 __le16 *vht_mcs, const u16 *mask) 175 { 176 u16 mcs, mcs_map = le16_to_cpu(link_sta->vht_cap.vht_mcs.rx_mcs_map); 177 int nss, max_nss = link_sta->rx_nss > 3 ? 4 : link_sta->rx_nss; 178 179 for (nss = 0; nss < max_nss; nss++, mcs_map >>= 2) { 180 switch (mcs_map & 0x3) { 181 case IEEE80211_VHT_MCS_SUPPORT_0_9: 182 mcs = GENMASK(9, 0); 183 break; 184 case IEEE80211_VHT_MCS_SUPPORT_0_8: 185 mcs = GENMASK(8, 0); 186 break; 187 case IEEE80211_VHT_MCS_SUPPORT_0_7: 188 mcs = GENMASK(7, 0); 189 break; 190 default: 191 mcs = 0; 192 } 193 194 vht_mcs[nss] = cpu_to_le16(mcs & mask[nss]); 195 } 196 } 197 198 static void 199 mt7996_mcu_set_sta_ht_mcs(struct ieee80211_link_sta *link_sta, 200 u8 *ht_mcs, const u8 *mask) 201 { 202 int nss, max_nss = link_sta->rx_nss > 3 ? 4 : link_sta->rx_nss; 203 204 for (nss = 0; nss < max_nss; nss++) 205 ht_mcs[nss] = link_sta->ht_cap.mcs.rx_mask[nss] & mask[nss]; 206 } 207 208 static int 209 mt7996_mcu_parse_response(struct mt76_dev *mdev, int cmd, 210 struct sk_buff *skb, int seq) 211 { 212 struct mt7996_mcu_rxd *rxd; 213 struct mt7996_mcu_uni_event *event; 214 int mcu_cmd = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); 215 int ret = 0; 216 217 if (!skb) { 218 dev_err(mdev->dev, "Message %08x (seq %d) timeout\n", 219 cmd, seq); 220 return -ETIMEDOUT; 221 } 222 223 rxd = (struct mt7996_mcu_rxd *)skb->data; 224 if (seq != rxd->seq) 225 return -EAGAIN; 226 227 if (cmd == MCU_CMD(PATCH_SEM_CONTROL)) { 228 skb_pull(skb, sizeof(*rxd) - 4); 229 ret = *skb->data; 230 } else if ((rxd->option & MCU_UNI_CMD_EVENT) && 231 rxd->eid == MCU_UNI_EVENT_RESULT) { 232 skb_pull(skb, sizeof(*rxd)); 233 event = (struct mt7996_mcu_uni_event *)skb->data; 234 ret = le32_to_cpu(event->status); 235 /* skip invalid event */ 236 if (mcu_cmd != event->cid) 237 ret = -EAGAIN; 238 } else { 239 skb_pull(skb, sizeof(struct mt7996_mcu_rxd)); 240 } 241 242 return ret; 243 } 244 245 static int 246 mt7996_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb, 247 int cmd, int *wait_seq) 248 { 249 struct mt7996_dev *dev = container_of(mdev, struct mt7996_dev, mt76); 250 int txd_len, mcu_cmd = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); 251 struct mt76_connac2_mcu_uni_txd *uni_txd; 252 struct mt76_connac2_mcu_txd *mcu_txd; 253 enum mt76_mcuq_id qid; 254 __le32 *txd; 255 u32 val; 256 u8 seq; 257 258 mdev->mcu.timeout = 20 * HZ; 259 260 seq = ++dev->mt76.mcu.msg_seq & 0xf; 261 if (!seq) 262 seq = ++dev->mt76.mcu.msg_seq & 0xf; 263 264 if (cmd == MCU_CMD(FW_SCATTER)) { 265 qid = MT_MCUQ_FWDL; 266 goto exit; 267 } 268 269 txd_len = cmd & __MCU_CMD_FIELD_UNI ? sizeof(*uni_txd) : sizeof(*mcu_txd); 270 txd = (__le32 *)skb_push(skb, txd_len); 271 if (test_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state) && mt7996_has_wa(dev)) 272 qid = MT_MCUQ_WA; 273 else 274 qid = MT_MCUQ_WM; 275 276 val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len) | 277 FIELD_PREP(MT_TXD0_PKT_FMT, MT_TX_TYPE_CMD) | 278 FIELD_PREP(MT_TXD0_Q_IDX, MT_TX_MCU_PORT_RX_Q0); 279 txd[0] = cpu_to_le32(val); 280 281 val = FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_CMD); 282 txd[1] = cpu_to_le32(val); 283 284 if (cmd & __MCU_CMD_FIELD_UNI) { 285 uni_txd = (struct mt76_connac2_mcu_uni_txd *)txd; 286 uni_txd->len = cpu_to_le16(skb->len - sizeof(uni_txd->txd)); 287 uni_txd->cid = cpu_to_le16(mcu_cmd); 288 uni_txd->s2d_index = MCU_S2D_H2CN; 289 uni_txd->pkt_type = MCU_PKT_ID; 290 uni_txd->seq = seq; 291 292 if (cmd & __MCU_CMD_FIELD_QUERY) 293 uni_txd->option = MCU_CMD_UNI_QUERY_ACK; 294 else 295 uni_txd->option = MCU_CMD_UNI_EXT_ACK; 296 297 if ((cmd & __MCU_CMD_FIELD_WA) && (cmd & __MCU_CMD_FIELD_WM)) 298 uni_txd->s2d_index = MCU_S2D_H2CN; 299 else if (cmd & __MCU_CMD_FIELD_WA) 300 uni_txd->s2d_index = MCU_S2D_H2C; 301 else if (cmd & __MCU_CMD_FIELD_WM) 302 uni_txd->s2d_index = MCU_S2D_H2N; 303 304 goto exit; 305 } 306 307 mcu_txd = (struct mt76_connac2_mcu_txd *)txd; 308 mcu_txd->len = cpu_to_le16(skb->len - sizeof(mcu_txd->txd)); 309 mcu_txd->pq_id = cpu_to_le16(MCU_PQ_ID(MT_TX_PORT_IDX_MCU, 310 MT_TX_MCU_PORT_RX_Q0)); 311 mcu_txd->pkt_type = MCU_PKT_ID; 312 mcu_txd->seq = seq; 313 314 mcu_txd->cid = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); 315 mcu_txd->set_query = MCU_Q_NA; 316 mcu_txd->ext_cid = FIELD_GET(__MCU_CMD_FIELD_EXT_ID, cmd); 317 if (mcu_txd->ext_cid) { 318 mcu_txd->ext_cid_ack = 1; 319 320 if (cmd & __MCU_CMD_FIELD_QUERY) 321 mcu_txd->set_query = MCU_Q_QUERY; 322 else 323 mcu_txd->set_query = MCU_Q_SET; 324 } 325 326 if (cmd & __MCU_CMD_FIELD_WA) 327 mcu_txd->s2d_index = MCU_S2D_H2C; 328 else 329 mcu_txd->s2d_index = MCU_S2D_H2N; 330 331 exit: 332 if (wait_seq) 333 *wait_seq = seq; 334 335 return mt76_tx_queue_skb_raw(dev, mdev->q_mcu[qid], skb, 0); 336 } 337 338 int mt7996_mcu_wa_cmd(struct mt7996_dev *dev, int cmd, u32 a1, u32 a2, u32 a3) 339 { 340 struct { 341 u8 _rsv[4]; 342 343 __le16 tag; 344 __le16 len; 345 __le32 args[3]; 346 } __packed req = { 347 .args = { 348 cpu_to_le32(a1), 349 cpu_to_le32(a2), 350 cpu_to_le32(a3), 351 }, 352 }; 353 354 if (mt7996_has_wa(dev)) 355 return mt76_mcu_send_msg(&dev->mt76, cmd, &req.args, 356 sizeof(req.args), false); 357 358 req.tag = cpu_to_le16(cmd == MCU_WA_PARAM_CMD(QUERY) ? UNI_CMD_SDO_QUERY : 359 UNI_CMD_SDO_SET); 360 req.len = cpu_to_le16(sizeof(req) - 4); 361 362 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_UNI_CMD(SDO), &req, 363 sizeof(req), false); 364 } 365 366 static void 367 mt7996_mcu_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) 368 { 369 if (!vif->bss_conf.csa_active || vif->type == NL80211_IFTYPE_STATION) 370 return; 371 372 ieee80211_csa_finish(vif, 0); 373 } 374 375 static void 376 mt7996_mcu_rx_radar_detected(struct mt7996_dev *dev, struct sk_buff *skb) 377 { 378 struct mt76_phy *mphy = &dev->mt76.phy; 379 struct mt7996_mcu_rdd_report *r; 380 381 r = (struct mt7996_mcu_rdd_report *)skb->data; 382 383 switch (r->rdd_idx) { 384 case MT_RDD_IDX_BAND2: 385 mphy = dev->mt76.phys[MT_BAND2]; 386 break; 387 case MT_RDD_IDX_BAND1: 388 mphy = dev->mt76.phys[MT_BAND1]; 389 break; 390 case MT_RDD_IDX_BACKGROUND: 391 if (!dev->rdd2_phy) 392 return; 393 mphy = dev->rdd2_phy->mt76; 394 break; 395 default: 396 dev_err(dev->mt76.dev, "Unknown RDD idx %d\n", r->rdd_idx); 397 return; 398 } 399 400 if (!mphy) 401 return; 402 403 if (r->rdd_idx == MT_RDD_IDX_BACKGROUND) 404 cfg80211_background_radar_event(mphy->hw->wiphy, 405 &dev->rdd2_chandef, 406 GFP_ATOMIC); 407 else 408 ieee80211_radar_detected(mphy->hw, NULL); 409 dev->hw_pattern++; 410 } 411 412 static void 413 mt7996_mcu_rx_log_message(struct mt7996_dev *dev, struct sk_buff *skb) 414 { 415 #define UNI_EVENT_FW_LOG_FORMAT 0 416 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 417 const char *data = (char *)&rxd[1] + 4, *type; 418 #if defined(__linux__) 419 struct tlv *tlv = (struct tlv *)data; 420 #elif defined(__FreeBSD__) 421 const struct tlv *tlv = (const struct tlv *)data; 422 #endif 423 int len; 424 425 if (!(rxd->option & MCU_UNI_CMD_EVENT)) { 426 len = skb->len - sizeof(*rxd); 427 data = (char *)&rxd[1]; 428 goto out; 429 } 430 431 if (le16_to_cpu(tlv->tag) != UNI_EVENT_FW_LOG_FORMAT) 432 return; 433 434 data += sizeof(*tlv) + 4; 435 len = le16_to_cpu(tlv->len) - sizeof(*tlv) - 4; 436 437 out: 438 switch (rxd->s2d_index) { 439 case 0: 440 #if defined(CONFIG_MT7996_DEBUGFS) 441 if (mt7996_debugfs_rx_log(dev, data, len)) 442 return; 443 #endif 444 445 type = "WM"; 446 break; 447 case 2: 448 type = "WA"; 449 break; 450 default: 451 type = "unknown"; 452 break; 453 } 454 455 wiphy_info(mt76_hw(dev)->wiphy, "%s: %.*s", type, len, data); 456 } 457 458 static void 459 mt7996_mcu_cca_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) 460 { 461 if (!vif->bss_conf.color_change_active || vif->type == NL80211_IFTYPE_STATION) 462 return; 463 464 ieee80211_color_change_finish(vif, 0); 465 } 466 467 static void 468 mt7996_mcu_ie_countdown(struct mt7996_dev *dev, struct sk_buff *skb) 469 { 470 #define UNI_EVENT_IE_COUNTDOWN_CSA 0 471 #define UNI_EVENT_IE_COUNTDOWN_BCC 1 472 struct header { 473 u8 band; 474 u8 rsv[3]; 475 }; 476 struct mt76_phy *mphy = &dev->mt76.phy; 477 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 478 const char *data = (char *)&rxd[1], *tail; 479 #if defined(__linux__) 480 struct header *hdr = (struct header *)data; 481 struct tlv *tlv = (struct tlv *)(data + 4); 482 #elif defined(__FreeBSD__) 483 const struct header *hdr = (const struct header *)data; 484 const struct tlv *tlv = (const struct tlv *)(data + 4); 485 #endif 486 487 if (hdr->band >= ARRAY_SIZE(dev->mt76.phys)) 488 return; 489 490 if (hdr->band && dev->mt76.phys[hdr->band]) 491 mphy = dev->mt76.phys[hdr->band]; 492 493 tail = skb->data + skb->len; 494 data += sizeof(struct header); 495 while (data + sizeof(struct tlv) < tail && le16_to_cpu(tlv->len)) { 496 switch (le16_to_cpu(tlv->tag)) { 497 case UNI_EVENT_IE_COUNTDOWN_CSA: 498 ieee80211_iterate_active_interfaces_atomic(mphy->hw, 499 IEEE80211_IFACE_ITER_RESUME_ALL, 500 mt7996_mcu_csa_finish, mphy->hw); 501 break; 502 case UNI_EVENT_IE_COUNTDOWN_BCC: 503 ieee80211_iterate_active_interfaces_atomic(mphy->hw, 504 IEEE80211_IFACE_ITER_RESUME_ALL, 505 mt7996_mcu_cca_finish, mphy->hw); 506 break; 507 } 508 509 data += le16_to_cpu(tlv->len); 510 #if defined(__linux__) 511 tlv = (struct tlv *)data; 512 #elif defined(__FreeBSD__) 513 tlv = (const struct tlv *)data; 514 #endif 515 } 516 } 517 518 static int 519 mt7996_mcu_update_tx_gi(struct rate_info *rate, struct all_sta_trx_rate *mcu_rate) 520 { 521 switch (mcu_rate->tx_mode) { 522 case MT_PHY_TYPE_CCK: 523 case MT_PHY_TYPE_OFDM: 524 break; 525 case MT_PHY_TYPE_HT: 526 case MT_PHY_TYPE_HT_GF: 527 case MT_PHY_TYPE_VHT: 528 if (mcu_rate->tx_gi) 529 rate->flags |= RATE_INFO_FLAGS_SHORT_GI; 530 else 531 rate->flags &= ~RATE_INFO_FLAGS_SHORT_GI; 532 break; 533 case MT_PHY_TYPE_HE_SU: 534 case MT_PHY_TYPE_HE_EXT_SU: 535 case MT_PHY_TYPE_HE_TB: 536 case MT_PHY_TYPE_HE_MU: 537 if (mcu_rate->tx_gi > NL80211_RATE_INFO_HE_GI_3_2) 538 return -EINVAL; 539 rate->he_gi = mcu_rate->tx_gi; 540 break; 541 case MT_PHY_TYPE_EHT_SU: 542 case MT_PHY_TYPE_EHT_TRIG: 543 case MT_PHY_TYPE_EHT_MU: 544 if (mcu_rate->tx_gi > NL80211_RATE_INFO_EHT_GI_3_2) 545 return -EINVAL; 546 rate->eht_gi = mcu_rate->tx_gi; 547 break; 548 default: 549 return -EINVAL; 550 } 551 552 return 0; 553 } 554 555 static void 556 mt7996_mcu_rx_all_sta_info_event(struct mt7996_dev *dev, struct sk_buff *skb) 557 { 558 struct mt7996_mcu_all_sta_info_event *res; 559 u16 i; 560 561 skb_pull(skb, sizeof(struct mt7996_mcu_rxd)); 562 563 res = (struct mt7996_mcu_all_sta_info_event *)skb->data; 564 565 for (i = 0; i < le16_to_cpu(res->sta_num); i++) { 566 u8 ac; 567 u16 wlan_idx; 568 struct mt76_wcid *wcid; 569 570 switch (le16_to_cpu(res->tag)) { 571 case UNI_ALL_STA_TXRX_RATE: 572 wlan_idx = le16_to_cpu(res->rate[i].wlan_idx); 573 wcid = mt76_wcid_ptr(dev, wlan_idx); 574 575 if (!wcid) 576 break; 577 578 if (mt7996_mcu_update_tx_gi(&wcid->rate, &res->rate[i])) 579 dev_err(dev->mt76.dev, "Failed to update TX GI\n"); 580 break; 581 case UNI_ALL_STA_TXRX_ADM_STAT: 582 wlan_idx = le16_to_cpu(res->adm_stat[i].wlan_idx); 583 wcid = mt76_wcid_ptr(dev, wlan_idx); 584 585 if (!wcid) 586 break; 587 588 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { 589 wcid->stats.tx_bytes += 590 le32_to_cpu(res->adm_stat[i].tx_bytes[ac]); 591 wcid->stats.rx_bytes += 592 le32_to_cpu(res->adm_stat[i].rx_bytes[ac]); 593 } 594 break; 595 case UNI_ALL_STA_TXRX_MSDU_COUNT: 596 wlan_idx = le16_to_cpu(res->msdu_cnt[i].wlan_idx); 597 wcid = mt76_wcid_ptr(dev, wlan_idx); 598 599 if (!wcid) 600 break; 601 602 wcid->stats.tx_packets += 603 le32_to_cpu(res->msdu_cnt[i].tx_msdu_cnt); 604 wcid->stats.rx_packets += 605 le32_to_cpu(res->msdu_cnt[i].rx_msdu_cnt); 606 break; 607 default: 608 break; 609 } 610 } 611 } 612 613 static void 614 mt7996_mcu_rx_thermal_notify(struct mt7996_dev *dev, struct sk_buff *skb) 615 { 616 #define THERMAL_NOTIFY_TAG 0x4 617 #define THERMAL_NOTIFY 0x2 618 struct mt76_phy *mphy = &dev->mt76.phy; 619 struct mt7996_mcu_thermal_notify *n; 620 struct mt7996_phy *phy; 621 622 n = (struct mt7996_mcu_thermal_notify *)skb->data; 623 624 if (le16_to_cpu(n->tag) != THERMAL_NOTIFY_TAG) 625 return; 626 627 if (n->event_id != THERMAL_NOTIFY) 628 return; 629 630 if (n->band_idx > MT_BAND2) 631 return; 632 633 mphy = dev->mt76.phys[n->band_idx]; 634 if (!mphy) 635 return; 636 637 phy = (struct mt7996_phy *)mphy->priv; 638 phy->throttle_state = n->duty_percent; 639 } 640 641 static void 642 mt7996_mcu_rx_ext_event(struct mt7996_dev *dev, struct sk_buff *skb) 643 { 644 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 645 646 switch (rxd->ext_eid) { 647 case MCU_EXT_EVENT_FW_LOG_2_HOST: 648 mt7996_mcu_rx_log_message(dev, skb); 649 break; 650 default: 651 break; 652 } 653 } 654 655 static void 656 mt7996_mcu_rx_unsolicited_event(struct mt7996_dev *dev, struct sk_buff *skb) 657 { 658 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 659 660 switch (rxd->eid) { 661 case MCU_EVENT_EXT: 662 mt7996_mcu_rx_ext_event(dev, skb); 663 break; 664 case MCU_UNI_EVENT_THERMAL: 665 mt7996_mcu_rx_thermal_notify(dev, skb); 666 break; 667 default: 668 break; 669 } 670 dev_kfree_skb(skb); 671 } 672 673 static void 674 mt7996_mcu_wed_rro_event(struct mt7996_dev *dev, struct sk_buff *skb) 675 { 676 struct mt7996_mcu_wed_rro_event *event = (void *)skb->data; 677 678 if (!dev->has_rro) 679 return; 680 681 skb_pull(skb, sizeof(struct mt7996_mcu_rxd) + 4); 682 683 switch (le16_to_cpu(event->tag)) { 684 case UNI_WED_RRO_BA_SESSION_STATUS: { 685 struct mt7996_mcu_wed_rro_ba_event *e; 686 687 while (skb->len >= sizeof(*e)) { 688 struct mt76_rx_tid *tid; 689 struct mt76_wcid *wcid; 690 u16 idx; 691 692 e = (void *)skb->data; 693 idx = le16_to_cpu(e->wlan_id); 694 wcid = mt76_wcid_ptr(dev, idx); 695 if (!wcid || !wcid->sta) 696 break; 697 698 if (e->tid >= ARRAY_SIZE(wcid->aggr)) 699 break; 700 701 tid = rcu_dereference(wcid->aggr[e->tid]); 702 if (!tid) 703 break; 704 705 tid->id = le16_to_cpu(e->id); 706 skb_pull(skb, sizeof(*e)); 707 } 708 break; 709 } 710 case UNI_WED_RRO_BA_SESSION_DELETE: { 711 struct mt7996_mcu_wed_rro_ba_delete_event *e; 712 713 while (skb->len >= sizeof(*e)) { 714 struct mt7996_wed_rro_session_id *session; 715 716 e = (void *)skb->data; 717 session = kzalloc(sizeof(*session), GFP_ATOMIC); 718 if (!session) 719 break; 720 721 session->id = le16_to_cpu(e->session_id); 722 723 spin_lock_bh(&dev->wed_rro.lock); 724 list_add_tail(&session->list, &dev->wed_rro.poll_list); 725 spin_unlock_bh(&dev->wed_rro.lock); 726 727 ieee80211_queue_work(mt76_hw(dev), &dev->wed_rro.work); 728 skb_pull(skb, sizeof(*e)); 729 } 730 break; 731 } 732 default: 733 break; 734 } 735 } 736 737 static void 738 mt7996_mcu_uni_rx_unsolicited_event(struct mt7996_dev *dev, struct sk_buff *skb) 739 { 740 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 741 742 switch (rxd->eid) { 743 case MCU_UNI_EVENT_FW_LOG_2_HOST: 744 mt7996_mcu_rx_log_message(dev, skb); 745 break; 746 case MCU_UNI_EVENT_IE_COUNTDOWN: 747 mt7996_mcu_ie_countdown(dev, skb); 748 break; 749 case MCU_UNI_EVENT_RDD_REPORT: 750 mt7996_mcu_rx_radar_detected(dev, skb); 751 break; 752 case MCU_UNI_EVENT_ALL_STA_INFO: 753 mt7996_mcu_rx_all_sta_info_event(dev, skb); 754 break; 755 case MCU_UNI_EVENT_WED_RRO: 756 mt7996_mcu_wed_rro_event(dev, skb); 757 break; 758 default: 759 break; 760 } 761 dev_kfree_skb(skb); 762 } 763 764 void mt7996_mcu_rx_event(struct mt7996_dev *dev, struct sk_buff *skb) 765 { 766 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 767 768 if (rxd->option & MCU_UNI_CMD_UNSOLICITED_EVENT) { 769 mt7996_mcu_uni_rx_unsolicited_event(dev, skb); 770 return; 771 } 772 773 /* WA still uses legacy event*/ 774 if (rxd->ext_eid == MCU_EXT_EVENT_FW_LOG_2_HOST || 775 !rxd->seq) 776 mt7996_mcu_rx_unsolicited_event(dev, skb); 777 else 778 mt76_mcu_rx_event(&dev->mt76, skb); 779 } 780 781 static struct tlv * 782 mt7996_mcu_add_uni_tlv(struct sk_buff *skb, u16 tag, u16 len) 783 { 784 struct tlv *ptlv = skb_put_zero(skb, len); 785 786 ptlv->tag = cpu_to_le16(tag); 787 ptlv->len = cpu_to_le16(len); 788 789 return ptlv; 790 } 791 792 static void 793 mt7996_mcu_bss_rfch_tlv(struct sk_buff *skb, struct mt7996_phy *phy) 794 { 795 static const u8 rlm_ch_band[] = { 796 [NL80211_BAND_2GHZ] = 1, 797 [NL80211_BAND_5GHZ] = 2, 798 [NL80211_BAND_6GHZ] = 3, 799 }; 800 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 801 struct bss_rlm_tlv *ch; 802 struct tlv *tlv; 803 int freq1 = chandef->center_freq1; 804 805 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_RLM, sizeof(*ch)); 806 807 ch = (struct bss_rlm_tlv *)tlv; 808 ch->control_channel = chandef->chan->hw_value; 809 ch->center_chan = ieee80211_frequency_to_channel(freq1); 810 ch->bw = mt76_connac_chan_bw(chandef); 811 ch->tx_streams = hweight8(phy->mt76->antenna_mask); 812 ch->rx_streams = hweight8(phy->mt76->antenna_mask); 813 ch->band = rlm_ch_band[chandef->chan->band]; 814 815 if (chandef->width == NL80211_CHAN_WIDTH_80P80) { 816 int freq2 = chandef->center_freq2; 817 818 ch->center_chan2 = ieee80211_frequency_to_channel(freq2); 819 } 820 } 821 822 static void 823 mt7996_mcu_bss_ra_tlv(struct sk_buff *skb, struct mt7996_phy *phy) 824 { 825 struct bss_ra_tlv *ra; 826 struct tlv *tlv; 827 828 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_RA, sizeof(*ra)); 829 830 ra = (struct bss_ra_tlv *)tlv; 831 ra->short_preamble = true; 832 } 833 834 static void 835 mt7996_mcu_bss_he_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 836 struct ieee80211_bss_conf *link_conf, 837 struct mt7996_phy *phy) 838 { 839 #define DEFAULT_HE_PE_DURATION 4 840 #define DEFAULT_HE_DURATION_RTS_THRES 1023 841 const struct ieee80211_sta_he_cap *cap; 842 struct bss_info_uni_he *he; 843 struct tlv *tlv; 844 845 cap = mt76_connac_get_he_phy_cap(phy->mt76, vif); 846 847 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_HE_BASIC, sizeof(*he)); 848 849 he = (struct bss_info_uni_he *)tlv; 850 he->he_pe_duration = link_conf->htc_trig_based_pkt_ext; 851 if (!he->he_pe_duration) 852 he->he_pe_duration = DEFAULT_HE_PE_DURATION; 853 854 he->he_rts_thres = cpu_to_le16(link_conf->frame_time_rts_th); 855 if (!he->he_rts_thres) 856 he->he_rts_thres = cpu_to_le16(DEFAULT_HE_DURATION_RTS_THRES); 857 858 he->max_nss_mcs[CMD_HE_MCS_BW80] = cap->he_mcs_nss_supp.tx_mcs_80; 859 he->max_nss_mcs[CMD_HE_MCS_BW160] = cap->he_mcs_nss_supp.tx_mcs_160; 860 he->max_nss_mcs[CMD_HE_MCS_BW8080] = cap->he_mcs_nss_supp.tx_mcs_80p80; 861 } 862 863 static void 864 mt7996_mcu_bss_mbssid_tlv(struct sk_buff *skb, struct ieee80211_bss_conf *link_conf, 865 bool enable) 866 { 867 struct bss_info_uni_mbssid *mbssid; 868 struct tlv *tlv; 869 870 if (!link_conf->bssid_indicator && enable) 871 return; 872 873 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_11V_MBSSID, sizeof(*mbssid)); 874 875 mbssid = (struct bss_info_uni_mbssid *)tlv; 876 877 if (enable) { 878 mbssid->max_indicator = link_conf->bssid_indicator; 879 mbssid->mbss_idx = link_conf->bssid_index; 880 mbssid->tx_bss_omac_idx = 0; 881 } 882 } 883 884 static void 885 mt7996_mcu_bss_bmc_tlv(struct sk_buff *skb, struct mt76_vif_link *mlink, 886 struct mt7996_phy *phy) 887 { 888 struct bss_rate_tlv *bmc; 889 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 890 enum nl80211_band band = chandef->chan->band; 891 struct tlv *tlv; 892 u8 idx = mlink->mcast_rates_idx ? 893 mlink->mcast_rates_idx : mlink->basic_rates_idx; 894 895 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_RATE, sizeof(*bmc)); 896 897 bmc = (struct bss_rate_tlv *)tlv; 898 899 bmc->short_preamble = (band == NL80211_BAND_2GHZ); 900 bmc->bc_fixed_rate = idx; 901 bmc->mc_fixed_rate = idx; 902 } 903 904 static void 905 mt7996_mcu_bss_txcmd_tlv(struct sk_buff *skb, bool en) 906 { 907 struct bss_txcmd_tlv *txcmd; 908 struct tlv *tlv; 909 910 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_TXCMD, sizeof(*txcmd)); 911 912 txcmd = (struct bss_txcmd_tlv *)tlv; 913 txcmd->txcmd_mode = en; 914 } 915 916 static void 917 mt7996_mcu_bss_mld_tlv(struct sk_buff *skb, struct mt76_vif_link *mlink) 918 { 919 struct bss_mld_tlv *mld; 920 struct tlv *tlv; 921 922 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_MLD, sizeof(*mld)); 923 924 mld = (struct bss_mld_tlv *)tlv; 925 mld->group_mld_id = 0xff; 926 mld->own_mld_id = mlink->idx; 927 mld->remap_idx = 0xff; 928 } 929 930 static void 931 mt7996_mcu_bss_sec_tlv(struct sk_buff *skb, struct mt76_vif_link *mlink) 932 { 933 struct bss_sec_tlv *sec; 934 struct tlv *tlv; 935 936 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_SEC, sizeof(*sec)); 937 938 sec = (struct bss_sec_tlv *)tlv; 939 sec->cipher = mlink->cipher; 940 } 941 942 static int 943 mt7996_mcu_muar_config(struct mt7996_dev *dev, struct mt76_vif_link *mlink, 944 const u8 *addr, bool bssid, bool enable) 945 { 946 #define UNI_MUAR_ENTRY 2 947 u32 idx = mlink->omac_idx - REPEATER_BSSID_START; 948 struct { 949 struct { 950 u8 band; 951 u8 __rsv[3]; 952 } hdr; 953 954 __le16 tag; 955 __le16 len; 956 957 bool smesh; 958 u8 bssid; 959 u8 index; 960 u8 entry_add; 961 u8 addr[ETH_ALEN]; 962 u8 __rsv[2]; 963 } __packed req = { 964 .hdr.band = mlink->band_idx, 965 .tag = cpu_to_le16(UNI_MUAR_ENTRY), 966 .len = cpu_to_le16(sizeof(req) - sizeof(req.hdr)), 967 .smesh = false, 968 .index = idx * 2 + bssid, 969 .entry_add = true, 970 }; 971 972 if (enable) 973 memcpy(req.addr, addr, ETH_ALEN); 974 975 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(REPT_MUAR), &req, 976 sizeof(req), true); 977 } 978 979 static void 980 mt7996_mcu_bss_ifs_timing_tlv(struct sk_buff *skb, struct mt7996_phy *phy) 981 { 982 struct bss_ifs_time_tlv *ifs_time; 983 struct tlv *tlv; 984 bool is_2ghz = phy->mt76->chandef.chan->band == NL80211_BAND_2GHZ; 985 986 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_IFS_TIME, sizeof(*ifs_time)); 987 988 ifs_time = (struct bss_ifs_time_tlv *)tlv; 989 ifs_time->slot_valid = true; 990 ifs_time->sifs_valid = true; 991 ifs_time->rifs_valid = true; 992 ifs_time->eifs_valid = true; 993 994 ifs_time->slot_time = cpu_to_le16(phy->slottime); 995 ifs_time->sifs_time = cpu_to_le16(10); 996 ifs_time->rifs_time = cpu_to_le16(2); 997 ifs_time->eifs_time = cpu_to_le16(is_2ghz ? 78 : 84); 998 999 if (is_2ghz) { 1000 ifs_time->eifs_cck_valid = true; 1001 ifs_time->eifs_cck_time = cpu_to_le16(314); 1002 } 1003 } 1004 1005 static int 1006 mt7996_mcu_bss_basic_tlv(struct sk_buff *skb, 1007 struct ieee80211_vif *vif, 1008 struct ieee80211_bss_conf *link_conf, 1009 struct mt76_vif_link *mvif, 1010 struct mt76_phy *phy, u16 wlan_idx, 1011 bool enable) 1012 { 1013 struct cfg80211_chan_def *chandef = &phy->chandef; 1014 struct mt76_connac_bss_basic_tlv *bss; 1015 u32 type = CONNECTION_INFRA_AP; 1016 u16 sta_wlan_idx = wlan_idx; 1017 struct ieee80211_sta *sta; 1018 struct tlv *tlv; 1019 int idx; 1020 1021 switch (vif->type) { 1022 case NL80211_IFTYPE_MESH_POINT: 1023 case NL80211_IFTYPE_AP: 1024 case NL80211_IFTYPE_MONITOR: 1025 break; 1026 case NL80211_IFTYPE_STATION: 1027 if (enable) { 1028 rcu_read_lock(); 1029 sta = ieee80211_find_sta(vif, vif->bss_conf.bssid); 1030 /* TODO: enable BSS_INFO_UAPSD & BSS_INFO_PM */ 1031 if (sta) { 1032 struct mt76_wcid *wcid; 1033 1034 wcid = (struct mt76_wcid *)sta->drv_priv; 1035 sta_wlan_idx = wcid->idx; 1036 } 1037 rcu_read_unlock(); 1038 } 1039 type = CONNECTION_INFRA_STA; 1040 break; 1041 case NL80211_IFTYPE_ADHOC: 1042 type = CONNECTION_IBSS_ADHOC; 1043 break; 1044 default: 1045 WARN_ON(1); 1046 break; 1047 } 1048 1049 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_BASIC, sizeof(*bss)); 1050 1051 bss = (struct mt76_connac_bss_basic_tlv *)tlv; 1052 bss->bcn_interval = cpu_to_le16(link_conf->beacon_int); 1053 bss->dtim_period = link_conf->dtim_period; 1054 bss->bmc_tx_wlan_idx = cpu_to_le16(wlan_idx); 1055 bss->sta_idx = cpu_to_le16(sta_wlan_idx); 1056 bss->conn_type = cpu_to_le32(type); 1057 bss->omac_idx = mvif->omac_idx; 1058 bss->band_idx = mvif->band_idx; 1059 bss->wmm_idx = mvif->wmm_idx; 1060 bss->conn_state = !enable; 1061 bss->active = enable; 1062 1063 idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx; 1064 bss->hw_bss_idx = idx; 1065 1066 if (vif->type == NL80211_IFTYPE_MONITOR) { 1067 memcpy(bss->bssid, phy->macaddr, ETH_ALEN); 1068 return 0; 1069 } 1070 1071 memcpy(bss->bssid, link_conf->bssid, ETH_ALEN); 1072 bss->bcn_interval = cpu_to_le16(link_conf->beacon_int); 1073 bss->dtim_period = vif->bss_conf.dtim_period; 1074 bss->phymode = mt76_connac_get_phy_mode(phy, vif, 1075 chandef->chan->band, NULL); 1076 bss->phymode_ext = mt76_connac_get_phy_mode_ext(phy, &vif->bss_conf, 1077 chandef->chan->band); 1078 1079 return 0; 1080 } 1081 1082 static struct sk_buff * 1083 __mt7996_mcu_alloc_bss_req(struct mt76_dev *dev, struct mt76_vif_link *mvif, int len) 1084 { 1085 struct bss_req_hdr hdr = { 1086 .bss_idx = mvif->idx, 1087 }; 1088 struct sk_buff *skb; 1089 1090 skb = mt76_mcu_msg_alloc(dev, NULL, len); 1091 if (!skb) 1092 return ERR_PTR(-ENOMEM); 1093 1094 skb_put_data(skb, &hdr, sizeof(hdr)); 1095 1096 return skb; 1097 } 1098 1099 int mt7996_mcu_add_bss_info(struct mt7996_phy *phy, struct ieee80211_vif *vif, 1100 struct ieee80211_bss_conf *link_conf, 1101 struct mt76_vif_link *mlink, 1102 struct mt7996_sta_link *msta_link, int enable) 1103 { 1104 struct mt7996_dev *dev = phy->dev; 1105 struct sk_buff *skb; 1106 1107 if (mlink->omac_idx >= REPEATER_BSSID_START) { 1108 mt7996_mcu_muar_config(dev, mlink, link_conf->addr, false, enable); 1109 mt7996_mcu_muar_config(dev, mlink, link_conf->bssid, true, enable); 1110 } 1111 1112 skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, mlink, 1113 MT7996_BSS_UPDATE_MAX_SIZE); 1114 if (IS_ERR(skb)) 1115 return PTR_ERR(skb); 1116 1117 /* bss_basic must be first */ 1118 mt7996_mcu_bss_basic_tlv(skb, vif, link_conf, mlink, phy->mt76, 1119 msta_link->wcid.idx, enable); 1120 mt7996_mcu_bss_sec_tlv(skb, mlink); 1121 1122 if (vif->type == NL80211_IFTYPE_MONITOR) 1123 goto out; 1124 1125 if (enable) { 1126 mt7996_mcu_bss_rfch_tlv(skb, phy); 1127 mt7996_mcu_bss_bmc_tlv(skb, mlink, phy); 1128 mt7996_mcu_bss_ra_tlv(skb, phy); 1129 mt7996_mcu_bss_txcmd_tlv(skb, true); 1130 mt7996_mcu_bss_ifs_timing_tlv(skb, phy); 1131 1132 if (vif->bss_conf.he_support) 1133 mt7996_mcu_bss_he_tlv(skb, vif, link_conf, phy); 1134 1135 /* this tag is necessary no matter if the vif is MLD */ 1136 mt7996_mcu_bss_mld_tlv(skb, mlink); 1137 } 1138 1139 mt7996_mcu_bss_mbssid_tlv(skb, link_conf, enable); 1140 1141 out: 1142 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1143 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 1144 } 1145 1146 int mt7996_mcu_set_timing(struct mt7996_phy *phy, struct ieee80211_vif *vif, 1147 struct ieee80211_bss_conf *link_conf) 1148 { 1149 struct mt7996_dev *dev = phy->dev; 1150 struct mt76_vif_link *mlink = mt76_vif_conf_link(&dev->mt76, vif, link_conf); 1151 struct sk_buff *skb; 1152 1153 skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, mlink, 1154 MT7996_BSS_UPDATE_MAX_SIZE); 1155 if (IS_ERR(skb)) 1156 return PTR_ERR(skb); 1157 1158 mt7996_mcu_bss_ifs_timing_tlv(skb, phy); 1159 1160 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1161 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 1162 } 1163 1164 static int 1165 mt7996_mcu_sta_ba(struct mt7996_dev *dev, struct mt76_vif_link *mvif, 1166 struct ieee80211_ampdu_params *params, 1167 bool enable, bool tx) 1168 { 1169 struct mt76_wcid *wcid = (struct mt76_wcid *)params->sta->drv_priv; 1170 struct sta_rec_ba_uni *ba; 1171 struct sk_buff *skb; 1172 struct tlv *tlv; 1173 1174 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, mvif, wcid, 1175 MT7996_STA_UPDATE_MAX_SIZE); 1176 if (IS_ERR(skb)) 1177 return PTR_ERR(skb); 1178 1179 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BA, sizeof(*ba)); 1180 1181 ba = (struct sta_rec_ba_uni *)tlv; 1182 ba->ba_type = tx ? MT_BA_TYPE_ORIGINATOR : MT_BA_TYPE_RECIPIENT; 1183 ba->winsize = cpu_to_le16(params->buf_size); 1184 ba->ssn = cpu_to_le16(params->ssn); 1185 ba->ba_en = enable << params->tid; 1186 ba->amsdu = params->amsdu; 1187 ba->tid = params->tid; 1188 ba->ba_rdd_rro = !tx && enable && dev->has_rro; 1189 1190 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1191 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 1192 } 1193 1194 /** starec & wtbl **/ 1195 int mt7996_mcu_add_tx_ba(struct mt7996_dev *dev, 1196 struct ieee80211_ampdu_params *params, 1197 struct mt7996_vif_link *link, 1198 struct mt7996_sta_link *msta_link, bool enable) 1199 { 1200 if (enable && !params->amsdu) 1201 msta_link->wcid.amsdu = false; 1202 1203 return mt7996_mcu_sta_ba(dev, &link->mt76, params, enable, true); 1204 } 1205 1206 int mt7996_mcu_add_rx_ba(struct mt7996_dev *dev, 1207 struct ieee80211_ampdu_params *params, 1208 struct mt7996_vif_link *link, bool enable) 1209 { 1210 return mt7996_mcu_sta_ba(dev, &link->mt76, params, enable, false); 1211 } 1212 1213 static void 1214 mt7996_mcu_sta_he_tlv(struct sk_buff *skb, 1215 struct ieee80211_link_sta *link_sta, 1216 struct mt7996_vif_link *link) 1217 { 1218 struct ieee80211_he_cap_elem *elem = &link_sta->he_cap.he_cap_elem; 1219 struct ieee80211_he_mcs_nss_supp mcs_map; 1220 struct sta_rec_he_v2 *he; 1221 struct tlv *tlv; 1222 int i = 0; 1223 1224 if (!link_sta->he_cap.has_he) 1225 return; 1226 1227 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE_V2, sizeof(*he)); 1228 1229 he = (struct sta_rec_he_v2 *)tlv; 1230 for (i = 0; i < 11; i++) { 1231 if (i < 6) 1232 he->he_mac_cap[i] = elem->mac_cap_info[i]; 1233 he->he_phy_cap[i] = elem->phy_cap_info[i]; 1234 } 1235 1236 mcs_map = link_sta->he_cap.he_mcs_nss_supp; 1237 switch (link_sta->bandwidth) { 1238 case IEEE80211_STA_RX_BW_160: 1239 if (elem->phy_cap_info[0] & 1240 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) 1241 mt7996_mcu_set_sta_he_mcs(link_sta, link, 1242 &he->max_nss_mcs[CMD_HE_MCS_BW8080], 1243 le16_to_cpu(mcs_map.rx_mcs_80p80)); 1244 1245 mt7996_mcu_set_sta_he_mcs(link_sta, link, 1246 &he->max_nss_mcs[CMD_HE_MCS_BW160], 1247 le16_to_cpu(mcs_map.rx_mcs_160)); 1248 fallthrough; 1249 default: 1250 mt7996_mcu_set_sta_he_mcs(link_sta, link, 1251 &he->max_nss_mcs[CMD_HE_MCS_BW80], 1252 le16_to_cpu(mcs_map.rx_mcs_80)); 1253 break; 1254 } 1255 1256 he->pkt_ext = 2; 1257 } 1258 1259 static void 1260 mt7996_mcu_sta_he_6g_tlv(struct sk_buff *skb, 1261 struct ieee80211_link_sta *link_sta) 1262 { 1263 struct sta_rec_he_6g_capa *he_6g; 1264 struct tlv *tlv; 1265 1266 if (!link_sta->he_6ghz_capa.capa) 1267 return; 1268 1269 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE_6G, sizeof(*he_6g)); 1270 1271 he_6g = (struct sta_rec_he_6g_capa *)tlv; 1272 he_6g->capa = link_sta->he_6ghz_capa.capa; 1273 } 1274 1275 static void 1276 mt7996_mcu_sta_eht_tlv(struct sk_buff *skb, 1277 struct ieee80211_link_sta *link_sta) 1278 { 1279 struct mt7996_sta *msta = (struct mt7996_sta *)link_sta->sta->drv_priv; 1280 struct ieee80211_vif *vif = container_of((void *)msta->vif, 1281 struct ieee80211_vif, drv_priv); 1282 struct ieee80211_eht_mcs_nss_supp *mcs_map; 1283 struct ieee80211_eht_cap_elem_fixed *elem; 1284 struct sta_rec_eht *eht; 1285 struct tlv *tlv; 1286 1287 if (!link_sta->eht_cap.has_eht) 1288 return; 1289 1290 mcs_map = &link_sta->eht_cap.eht_mcs_nss_supp; 1291 elem = &link_sta->eht_cap.eht_cap_elem; 1292 1293 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_EHT, sizeof(*eht)); 1294 1295 eht = (struct sta_rec_eht *)tlv; 1296 eht->tid_bitmap = 0xff; 1297 eht->mac_cap = cpu_to_le16(*(u16 *)elem->mac_cap_info); 1298 eht->phy_cap = cpu_to_le64(*(u64 *)elem->phy_cap_info); 1299 eht->phy_cap_ext = cpu_to_le64(elem->phy_cap_info[8]); 1300 1301 if (vif->type != NL80211_IFTYPE_STATION && 1302 (link_sta->he_cap.he_cap_elem.phy_cap_info[0] & 1303 (IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G | 1304 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G | 1305 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G | 1306 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)) == 0) { 1307 memcpy(eht->mcs_map_bw20, &mcs_map->only_20mhz, 1308 sizeof(eht->mcs_map_bw20)); 1309 return; 1310 } 1311 1312 memcpy(eht->mcs_map_bw80, &mcs_map->bw._80, sizeof(eht->mcs_map_bw80)); 1313 memcpy(eht->mcs_map_bw160, &mcs_map->bw._160, sizeof(eht->mcs_map_bw160)); 1314 memcpy(eht->mcs_map_bw320, &mcs_map->bw._320, sizeof(eht->mcs_map_bw320)); 1315 } 1316 1317 static void 1318 mt7996_mcu_sta_ht_tlv(struct sk_buff *skb, struct ieee80211_link_sta *link_sta) 1319 { 1320 struct sta_rec_ht_uni *ht; 1321 struct tlv *tlv; 1322 1323 if (!link_sta->ht_cap.ht_supported) 1324 return; 1325 1326 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht)); 1327 1328 ht = (struct sta_rec_ht_uni *)tlv; 1329 ht->ht_cap = cpu_to_le16(link_sta->ht_cap.cap); 1330 ht->ampdu_param = u8_encode_bits(link_sta->ht_cap.ampdu_factor, 1331 IEEE80211_HT_AMPDU_PARM_FACTOR) | 1332 u8_encode_bits(link_sta->ht_cap.ampdu_density, 1333 IEEE80211_HT_AMPDU_PARM_DENSITY); 1334 } 1335 1336 static void 1337 mt7996_mcu_sta_vht_tlv(struct sk_buff *skb, struct ieee80211_link_sta *link_sta) 1338 { 1339 struct sta_rec_vht *vht; 1340 struct tlv *tlv; 1341 1342 /* For 6G band, this tlv is necessary to let hw work normally */ 1343 if (!link_sta->he_6ghz_capa.capa && !link_sta->vht_cap.vht_supported) 1344 return; 1345 1346 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_VHT, sizeof(*vht)); 1347 1348 vht = (struct sta_rec_vht *)tlv; 1349 vht->vht_cap = cpu_to_le32(link_sta->vht_cap.cap); 1350 vht->vht_rx_mcs_map = link_sta->vht_cap.vht_mcs.rx_mcs_map; 1351 vht->vht_tx_mcs_map = link_sta->vht_cap.vht_mcs.tx_mcs_map; 1352 } 1353 1354 static void 1355 mt7996_mcu_sta_amsdu_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1356 struct ieee80211_vif *vif, 1357 struct ieee80211_link_sta *link_sta, 1358 struct mt7996_sta_link *msta_link) 1359 { 1360 struct sta_rec_amsdu *amsdu; 1361 struct tlv *tlv; 1362 1363 if (vif->type != NL80211_IFTYPE_STATION && 1364 vif->type != NL80211_IFTYPE_MESH_POINT && 1365 vif->type != NL80211_IFTYPE_AP) 1366 return; 1367 1368 if (!link_sta->agg.max_amsdu_len) 1369 return; 1370 1371 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HW_AMSDU, sizeof(*amsdu)); 1372 amsdu = (struct sta_rec_amsdu *)tlv; 1373 amsdu->max_amsdu_num = 8; 1374 amsdu->amsdu_en = true; 1375 msta_link->wcid.amsdu = true; 1376 1377 switch (link_sta->agg.max_amsdu_len) { 1378 case IEEE80211_MAX_MPDU_LEN_VHT_11454: 1379 amsdu->max_mpdu_size = 1380 IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454; 1381 return; 1382 case IEEE80211_MAX_MPDU_LEN_HT_7935: 1383 case IEEE80211_MAX_MPDU_LEN_VHT_7991: 1384 amsdu->max_mpdu_size = IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991; 1385 return; 1386 default: 1387 amsdu->max_mpdu_size = IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895; 1388 return; 1389 } 1390 } 1391 1392 static void 1393 mt7996_mcu_sta_muru_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1394 struct ieee80211_bss_conf *link_conf, 1395 struct ieee80211_link_sta *link_sta) 1396 { 1397 struct ieee80211_he_cap_elem *elem = &link_sta->he_cap.he_cap_elem; 1398 struct sta_rec_muru *muru; 1399 struct tlv *tlv; 1400 1401 if (link_conf->vif->type != NL80211_IFTYPE_STATION && 1402 link_conf->vif->type != NL80211_IFTYPE_AP) 1403 return; 1404 1405 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_MURU, sizeof(*muru)); 1406 1407 muru = (struct sta_rec_muru *)tlv; 1408 muru->cfg.mimo_dl_en = link_conf->eht_mu_beamformer || 1409 link_conf->he_mu_beamformer || 1410 link_conf->vht_mu_beamformer || 1411 link_conf->vht_mu_beamformee; 1412 muru->cfg.ofdma_dl_en = true; 1413 1414 if (link_sta->vht_cap.vht_supported) 1415 muru->mimo_dl.vht_mu_bfee = 1416 !!(link_sta->vht_cap.cap & IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE); 1417 1418 if (!link_sta->he_cap.has_he) 1419 return; 1420 1421 muru->mimo_dl.partial_bw_dl_mimo = 1422 HE_PHY(CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO, elem->phy_cap_info[6]); 1423 1424 muru->mimo_ul.full_ul_mimo = 1425 HE_PHY(CAP2_UL_MU_FULL_MU_MIMO, elem->phy_cap_info[2]); 1426 muru->mimo_ul.partial_ul_mimo = 1427 HE_PHY(CAP2_UL_MU_PARTIAL_MU_MIMO, elem->phy_cap_info[2]); 1428 1429 muru->ofdma_dl.punc_pream_rx = 1430 HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]); 1431 muru->ofdma_dl.he_20m_in_40m_2g = 1432 HE_PHY(CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G, elem->phy_cap_info[8]); 1433 muru->ofdma_dl.he_20m_in_160m = 1434 HE_PHY(CAP8_20MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]); 1435 muru->ofdma_dl.he_80m_in_160m = 1436 HE_PHY(CAP8_80MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]); 1437 1438 muru->ofdma_ul.t_frame_dur = 1439 HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]); 1440 muru->ofdma_ul.mu_cascading = 1441 HE_MAC(CAP2_MU_CASCADING, elem->mac_cap_info[2]); 1442 muru->ofdma_ul.uo_ra = 1443 HE_MAC(CAP3_OFDMA_RA, elem->mac_cap_info[3]); 1444 muru->ofdma_ul.rx_ctrl_frame_to_mbss = 1445 HE_MAC(CAP3_RX_CTRL_FRAME_TO_MULTIBSS, elem->mac_cap_info[3]); 1446 } 1447 1448 static inline bool 1449 mt7996_is_ebf_supported(struct mt7996_phy *phy, 1450 struct ieee80211_bss_conf *link_conf, 1451 struct ieee80211_link_sta *link_sta, bool bfee) 1452 { 1453 int sts = hweight16(phy->mt76->chainmask); 1454 1455 if (link_conf->vif->type != NL80211_IFTYPE_STATION && 1456 link_conf->vif->type != NL80211_IFTYPE_AP) 1457 return false; 1458 1459 if (!bfee && sts < 2) 1460 return false; 1461 1462 if (link_sta->eht_cap.has_eht) { 1463 struct ieee80211_sta_eht_cap *pc = &link_sta->eht_cap; 1464 struct ieee80211_eht_cap_elem_fixed *pe = &pc->eht_cap_elem; 1465 1466 if (bfee) 1467 return link_conf->eht_su_beamformee && 1468 EHT_PHY(CAP0_SU_BEAMFORMER, pe->phy_cap_info[0]); 1469 else 1470 return link_conf->eht_su_beamformer && 1471 EHT_PHY(CAP0_SU_BEAMFORMEE, pe->phy_cap_info[0]); 1472 } 1473 1474 if (link_sta->he_cap.has_he) { 1475 struct ieee80211_he_cap_elem *pe = &link_sta->he_cap.he_cap_elem; 1476 1477 if (bfee) 1478 return link_conf->he_su_beamformee && 1479 HE_PHY(CAP3_SU_BEAMFORMER, pe->phy_cap_info[3]); 1480 else 1481 return link_conf->he_su_beamformer && 1482 HE_PHY(CAP4_SU_BEAMFORMEE, pe->phy_cap_info[4]); 1483 } 1484 1485 if (link_sta->vht_cap.vht_supported) { 1486 u32 cap = link_sta->vht_cap.cap; 1487 1488 if (bfee) 1489 return link_conf->vht_su_beamformee && 1490 (cap & IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE); 1491 else 1492 return link_conf->vht_su_beamformer && 1493 (cap & IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE); 1494 } 1495 1496 return false; 1497 } 1498 1499 static void 1500 mt7996_mcu_sta_sounding_rate(struct sta_rec_bf *bf, struct mt7996_phy *phy) 1501 { 1502 bf->sounding_phy = MT_PHY_TYPE_OFDM; 1503 bf->ndp_rate = 0; /* mcs0 */ 1504 if (is_mt7996(phy->mt76->dev)) 1505 bf->ndpa_rate = MT7996_CFEND_RATE_DEFAULT; /* ofdm 24m */ 1506 else 1507 bf->ndpa_rate = MT7992_CFEND_RATE_DEFAULT; /* ofdm 6m */ 1508 1509 bf->rept_poll_rate = MT7996_CFEND_RATE_DEFAULT; /* ofdm 24m */ 1510 } 1511 1512 static void 1513 mt7996_mcu_sta_bfer_ht(struct ieee80211_link_sta *link_sta, 1514 struct mt7996_phy *phy, struct sta_rec_bf *bf, 1515 bool explicit) 1516 { 1517 struct ieee80211_mcs_info *mcs = &link_sta->ht_cap.mcs; 1518 u8 n = 0; 1519 1520 bf->tx_mode = MT_PHY_TYPE_HT; 1521 1522 if ((mcs->tx_params & IEEE80211_HT_MCS_TX_RX_DIFF) && 1523 (mcs->tx_params & IEEE80211_HT_MCS_TX_DEFINED)) 1524 n = FIELD_GET(IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK, 1525 mcs->tx_params); 1526 else if (mcs->rx_mask[3]) 1527 n = 3; 1528 else if (mcs->rx_mask[2]) 1529 n = 2; 1530 else if (mcs->rx_mask[1]) 1531 n = 1; 1532 1533 bf->nrow = hweight8(phy->mt76->antenna_mask) - 1; 1534 bf->ncol = min_t(u8, bf->nrow, n); 1535 bf->ibf_ncol = explicit ? min_t(u8, MT7996_IBF_MAX_NC, bf->ncol) : 1536 min_t(u8, MT7996_IBF_MAX_NC, n); 1537 } 1538 1539 static void 1540 mt7996_mcu_sta_bfer_vht(struct ieee80211_link_sta *link_sta, 1541 struct mt7996_phy *phy, struct sta_rec_bf *bf, 1542 bool explicit) 1543 { 1544 struct ieee80211_sta_vht_cap *pc = &link_sta->vht_cap; 1545 struct ieee80211_sta_vht_cap *vc = &phy->mt76->sband_5g.sband.vht_cap; 1546 u16 mcs_map = le16_to_cpu(pc->vht_mcs.rx_mcs_map); 1547 u8 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map); 1548 u8 tx_ant = hweight8(phy->mt76->antenna_mask) - 1; 1549 1550 bf->tx_mode = MT_PHY_TYPE_VHT; 1551 1552 if (explicit) { 1553 u8 sts, snd_dim; 1554 1555 mt7996_mcu_sta_sounding_rate(bf, phy); 1556 1557 sts = FIELD_GET(IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK, 1558 pc->cap); 1559 snd_dim = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, 1560 vc->cap); 1561 bf->nrow = min_t(u8, min_t(u8, snd_dim, sts), tx_ant); 1562 bf->ncol = min_t(u8, nss_mcs, bf->nrow); 1563 bf->ibf_ncol = min_t(u8, MT7996_IBF_MAX_NC, bf->ncol); 1564 1565 if (link_sta->bandwidth == IEEE80211_STA_RX_BW_160) 1566 bf->nrow = 1; 1567 } else { 1568 bf->nrow = tx_ant; 1569 bf->ncol = min_t(u8, nss_mcs, bf->nrow); 1570 bf->ibf_ncol = min_t(u8, MT7996_IBF_MAX_NC, nss_mcs); 1571 1572 if (link_sta->bandwidth == IEEE80211_STA_RX_BW_160) 1573 bf->ibf_nrow = 1; 1574 } 1575 } 1576 1577 static void 1578 mt7996_mcu_sta_bfer_he(struct ieee80211_link_sta *link_sta, 1579 struct ieee80211_vif *vif, struct mt7996_phy *phy, 1580 struct sta_rec_bf *bf, bool explicit) 1581 { 1582 struct ieee80211_sta_he_cap *pc = &link_sta->he_cap; 1583 struct ieee80211_he_cap_elem *pe = &pc->he_cap_elem; 1584 const struct ieee80211_sta_he_cap *vc = 1585 mt76_connac_get_he_phy_cap(phy->mt76, vif); 1586 const struct ieee80211_he_cap_elem *ve = &vc->he_cap_elem; 1587 u16 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_80); 1588 u8 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map); 1589 u8 snd_dim, sts; 1590 1591 if (!vc) 1592 return; 1593 1594 bf->tx_mode = MT_PHY_TYPE_HE_SU; 1595 1596 mt7996_mcu_sta_sounding_rate(bf, phy); 1597 1598 bf->trigger_su = HE_PHY(CAP6_TRIG_SU_BEAMFORMING_FB, 1599 pe->phy_cap_info[6]); 1600 bf->trigger_mu = HE_PHY(CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB, 1601 pe->phy_cap_info[6]); 1602 snd_dim = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, 1603 ve->phy_cap_info[5]); 1604 sts = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK, 1605 pe->phy_cap_info[4]); 1606 bf->nrow = min_t(u8, snd_dim, sts); 1607 bf->ncol = min_t(u8, nss_mcs, bf->nrow); 1608 bf->ibf_ncol = explicit ? min_t(u8, MT7996_IBF_MAX_NC, bf->ncol) : 1609 min_t(u8, MT7996_IBF_MAX_NC, nss_mcs); 1610 1611 if (link_sta->bandwidth != IEEE80211_STA_RX_BW_160) 1612 return; 1613 1614 /* go over for 160MHz and 80p80 */ 1615 if (pe->phy_cap_info[0] & 1616 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) { 1617 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_160); 1618 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map); 1619 1620 bf->ncol_gt_bw80 = nss_mcs; 1621 } 1622 1623 if (pe->phy_cap_info[0] & 1624 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) { 1625 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_80p80); 1626 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map); 1627 1628 if (bf->ncol_gt_bw80) 1629 bf->ncol_gt_bw80 = min_t(u8, bf->ncol_gt_bw80, nss_mcs); 1630 else 1631 bf->ncol_gt_bw80 = nss_mcs; 1632 } 1633 1634 snd_dim = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK, 1635 ve->phy_cap_info[5]); 1636 sts = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK, 1637 pe->phy_cap_info[4]); 1638 1639 bf->nrow_gt_bw80 = min_t(int, snd_dim, sts); 1640 } 1641 1642 static void 1643 mt7996_mcu_sta_bfer_eht(struct ieee80211_link_sta *link_sta, 1644 struct ieee80211_vif *vif, struct mt7996_phy *phy, 1645 struct sta_rec_bf *bf, bool explicit) 1646 { 1647 struct ieee80211_sta_eht_cap *pc = &link_sta->eht_cap; 1648 struct ieee80211_eht_cap_elem_fixed *pe = &pc->eht_cap_elem; 1649 struct ieee80211_eht_mcs_nss_supp *eht_nss = &pc->eht_mcs_nss_supp; 1650 const struct ieee80211_sta_eht_cap *vc = 1651 mt76_connac_get_eht_phy_cap(phy->mt76, vif); 1652 const struct ieee80211_eht_cap_elem_fixed *ve = &vc->eht_cap_elem; 1653 u8 nss_mcs = u8_get_bits(eht_nss->bw._80.rx_tx_mcs9_max_nss, 1654 IEEE80211_EHT_MCS_NSS_RX) - 1; 1655 u8 snd_dim, sts; 1656 1657 bf->tx_mode = MT_PHY_TYPE_EHT_MU; 1658 1659 mt7996_mcu_sta_sounding_rate(bf, phy); 1660 1661 bf->trigger_su = EHT_PHY(CAP3_TRIG_SU_BF_FDBK, pe->phy_cap_info[3]); 1662 bf->trigger_mu = EHT_PHY(CAP3_TRIG_MU_BF_PART_BW_FDBK, pe->phy_cap_info[3]); 1663 snd_dim = EHT_PHY(CAP2_SOUNDING_DIM_80MHZ_MASK, ve->phy_cap_info[2]); 1664 sts = EHT_PHY(CAP0_BEAMFORMEE_SS_80MHZ_MASK, pe->phy_cap_info[0]) + 1665 (EHT_PHY(CAP1_BEAMFORMEE_SS_80MHZ_MASK, pe->phy_cap_info[1]) << 1); 1666 bf->nrow = min_t(u8, snd_dim, sts); 1667 bf->ncol = min_t(u8, nss_mcs, bf->nrow); 1668 bf->ibf_ncol = explicit ? min_t(u8, MT7996_IBF_MAX_NC, bf->ncol) : 1669 min_t(u8, MT7996_IBF_MAX_NC, nss_mcs); 1670 1671 if (link_sta->bandwidth < IEEE80211_STA_RX_BW_160) 1672 return; 1673 1674 switch (link_sta->bandwidth) { 1675 case IEEE80211_STA_RX_BW_160: 1676 snd_dim = EHT_PHY(CAP2_SOUNDING_DIM_160MHZ_MASK, ve->phy_cap_info[2]); 1677 sts = EHT_PHY(CAP1_BEAMFORMEE_SS_160MHZ_MASK, pe->phy_cap_info[1]); 1678 nss_mcs = u8_get_bits(eht_nss->bw._160.rx_tx_mcs9_max_nss, 1679 IEEE80211_EHT_MCS_NSS_RX) - 1; 1680 1681 bf->nrow_gt_bw80 = min_t(u8, snd_dim, sts); 1682 bf->ncol_gt_bw80 = nss_mcs; 1683 break; 1684 case IEEE80211_STA_RX_BW_320: 1685 snd_dim = EHT_PHY(CAP2_SOUNDING_DIM_320MHZ_MASK, ve->phy_cap_info[2]) + 1686 (EHT_PHY(CAP3_SOUNDING_DIM_320MHZ_MASK, 1687 ve->phy_cap_info[3]) << 1); 1688 sts = EHT_PHY(CAP1_BEAMFORMEE_SS_320MHZ_MASK, pe->phy_cap_info[1]); 1689 nss_mcs = u8_get_bits(eht_nss->bw._320.rx_tx_mcs9_max_nss, 1690 IEEE80211_EHT_MCS_NSS_RX) - 1; 1691 1692 bf->nrow_gt_bw80 = min_t(u8, snd_dim, sts) << 4; 1693 bf->ncol_gt_bw80 = nss_mcs << 4; 1694 break; 1695 default: 1696 break; 1697 } 1698 } 1699 1700 static void 1701 mt7996_mcu_sta_bfer_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1702 struct ieee80211_bss_conf *link_conf, 1703 struct ieee80211_link_sta *link_sta, 1704 struct mt7996_vif_link *link) 1705 { 1706 #define EBF_MODE BIT(0) 1707 #define IBF_MODE BIT(1) 1708 #define BF_MAT_ORDER 4 1709 struct ieee80211_vif *vif = link_conf->vif; 1710 struct mt7996_phy *phy = link->phy; 1711 int tx_ant = hweight16(phy->mt76->chainmask) - 1; 1712 struct sta_rec_bf *bf; 1713 struct tlv *tlv; 1714 static const u8 matrix[BF_MAT_ORDER][BF_MAT_ORDER] = { 1715 {0, 0, 0, 0}, 1716 {1, 1, 0, 0}, /* 2x1, 2x2, 2x3, 2x4 */ 1717 {2, 4, 4, 0}, /* 3x1, 3x2, 3x3, 3x4 */ 1718 {3, 5, 6, 0} /* 4x1, 4x2, 4x3, 4x4 */ 1719 }; 1720 bool ebf; 1721 1722 if (!(link_sta->ht_cap.ht_supported || link_sta->he_cap.has_he)) 1723 return; 1724 1725 ebf = mt7996_is_ebf_supported(phy, link_conf, link_sta, false); 1726 if (!ebf && !dev->ibf) 1727 return; 1728 1729 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BF, sizeof(*bf)); 1730 bf = (struct sta_rec_bf *)tlv; 1731 1732 /* he/eht: eBF only, except mt7992 that has 5T on 5GHz also supports iBF 1733 * vht: support eBF and iBF 1734 * ht: iBF only, since mac80211 lacks of eBF support 1735 */ 1736 if (link_sta->eht_cap.has_eht) 1737 mt7996_mcu_sta_bfer_eht(link_sta, vif, link->phy, bf, ebf); 1738 else if (link_sta->he_cap.has_he) 1739 mt7996_mcu_sta_bfer_he(link_sta, vif, link->phy, bf, ebf); 1740 else if (link_sta->vht_cap.vht_supported) 1741 mt7996_mcu_sta_bfer_vht(link_sta, link->phy, bf, ebf); 1742 else if (link_sta->ht_cap.ht_supported) 1743 mt7996_mcu_sta_bfer_ht(link_sta, link->phy, bf, ebf); 1744 else 1745 return; 1746 1747 bf->bf_cap = ebf ? EBF_MODE : (dev->ibf ? IBF_MODE : 0); 1748 if (is_mt7992(&dev->mt76) && tx_ant == 4) 1749 bf->bf_cap |= IBF_MODE; 1750 1751 bf->bw = link_sta->bandwidth; 1752 bf->ibf_dbw = link_sta->bandwidth; 1753 bf->ibf_nrow = tx_ant; 1754 1755 if (link_sta->eht_cap.has_eht || link_sta->he_cap.has_he) 1756 bf->ibf_timeout = is_mt7996(&dev->mt76) ? MT7996_IBF_TIMEOUT : 1757 MT7992_IBF_TIMEOUT; 1758 else if (!ebf && link_sta->bandwidth <= IEEE80211_STA_RX_BW_40 && !bf->ncol) 1759 bf->ibf_timeout = MT7996_IBF_TIMEOUT_LEGACY; 1760 else 1761 bf->ibf_timeout = MT7996_IBF_TIMEOUT; 1762 1763 if (bf->ncol < BF_MAT_ORDER) { 1764 if (ebf) 1765 bf->mem_20m = tx_ant < BF_MAT_ORDER ? 1766 matrix[tx_ant][bf->ncol] : 0; 1767 else 1768 bf->mem_20m = bf->nrow < BF_MAT_ORDER ? 1769 matrix[bf->nrow][bf->ncol] : 0; 1770 } 1771 1772 switch (link_sta->bandwidth) { 1773 case IEEE80211_STA_RX_BW_160: 1774 case IEEE80211_STA_RX_BW_80: 1775 bf->mem_total = bf->mem_20m * 2; 1776 break; 1777 case IEEE80211_STA_RX_BW_40: 1778 bf->mem_total = bf->mem_20m; 1779 break; 1780 case IEEE80211_STA_RX_BW_20: 1781 default: 1782 break; 1783 } 1784 } 1785 1786 static void 1787 mt7996_mcu_sta_bfee_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1788 struct ieee80211_bss_conf *link_conf, 1789 struct ieee80211_link_sta *link_sta, 1790 struct mt7996_vif_link *link) 1791 { 1792 struct mt7996_phy *phy = link->phy; 1793 int tx_ant = hweight8(phy->mt76->antenna_mask) - 1; 1794 struct sta_rec_bfee *bfee; 1795 struct tlv *tlv; 1796 u8 nrow = 0; 1797 1798 if (!(link_sta->vht_cap.vht_supported || link_sta->he_cap.has_he)) 1799 return; 1800 1801 if (!mt7996_is_ebf_supported(phy, link_conf, link_sta, true)) 1802 return; 1803 1804 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BFEE, sizeof(*bfee)); 1805 bfee = (struct sta_rec_bfee *)tlv; 1806 1807 if (link_sta->he_cap.has_he) { 1808 struct ieee80211_he_cap_elem *pe = &link_sta->he_cap.he_cap_elem; 1809 1810 nrow = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, 1811 pe->phy_cap_info[5]); 1812 } else if (link_sta->vht_cap.vht_supported) { 1813 struct ieee80211_sta_vht_cap *pc = &link_sta->vht_cap; 1814 1815 nrow = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, 1816 pc->cap); 1817 } 1818 1819 /* reply with identity matrix to avoid 2x2 BF negative gain */ 1820 bfee->fb_identity_matrix = (nrow == 1 && tx_ant == 2); 1821 } 1822 1823 static void 1824 mt7996_mcu_sta_tx_proc_tlv(struct sk_buff *skb) 1825 { 1826 struct sta_rec_tx_proc *tx_proc; 1827 struct tlv *tlv; 1828 1829 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_TX_PROC, sizeof(*tx_proc)); 1830 1831 tx_proc = (struct sta_rec_tx_proc *)tlv; 1832 tx_proc->flag = cpu_to_le32(0); 1833 } 1834 1835 static void 1836 mt7996_mcu_sta_hdrt_tlv(struct mt7996_dev *dev, struct sk_buff *skb) 1837 { 1838 struct sta_rec_hdrt *hdrt; 1839 struct tlv *tlv; 1840 1841 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HDRT, sizeof(*hdrt)); 1842 1843 hdrt = (struct sta_rec_hdrt *)tlv; 1844 hdrt->hdrt_mode = 1; 1845 } 1846 1847 static void 1848 mt7996_mcu_sta_hdr_trans_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1849 struct ieee80211_vif *vif, struct mt76_wcid *wcid) 1850 { 1851 struct sta_rec_hdr_trans *hdr_trans; 1852 struct tlv *tlv; 1853 1854 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HDR_TRANS, sizeof(*hdr_trans)); 1855 hdr_trans = (struct sta_rec_hdr_trans *)tlv; 1856 hdr_trans->dis_rx_hdr_tran = true; 1857 1858 if (vif->type == NL80211_IFTYPE_STATION) 1859 hdr_trans->to_ds = true; 1860 else 1861 hdr_trans->from_ds = true; 1862 1863 if (!wcid) 1864 return; 1865 1866 hdr_trans->dis_rx_hdr_tran = !test_bit(MT_WCID_FLAG_HDR_TRANS, &wcid->flags); 1867 if (test_bit(MT_WCID_FLAG_4ADDR, &wcid->flags)) { 1868 hdr_trans->to_ds = true; 1869 hdr_trans->from_ds = true; 1870 } 1871 1872 if (vif->type == NL80211_IFTYPE_MESH_POINT) { 1873 hdr_trans->to_ds = true; 1874 hdr_trans->from_ds = true; 1875 hdr_trans->mesh = true; 1876 } 1877 } 1878 1879 static enum mcu_mmps_mode 1880 mt7996_mcu_get_mmps_mode(enum ieee80211_smps_mode smps) 1881 { 1882 switch (smps) { 1883 case IEEE80211_SMPS_OFF: 1884 return MCU_MMPS_DISABLE; 1885 case IEEE80211_SMPS_STATIC: 1886 return MCU_MMPS_STATIC; 1887 case IEEE80211_SMPS_DYNAMIC: 1888 return MCU_MMPS_DYNAMIC; 1889 default: 1890 return MCU_MMPS_DISABLE; 1891 } 1892 } 1893 1894 int mt7996_mcu_set_fixed_rate_ctrl(struct mt7996_dev *dev, 1895 void *data, u16 version) 1896 { 1897 struct uni_header hdr = {}; 1898 struct ra_fixed_rate *req; 1899 struct sk_buff *skb; 1900 struct tlv *tlv; 1901 int len; 1902 1903 len = sizeof(hdr) + sizeof(*req); 1904 1905 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 1906 if (!skb) 1907 return -ENOMEM; 1908 1909 skb_put_data(skb, &hdr, sizeof(hdr)); 1910 1911 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_RA_FIXED_RATE, sizeof(*req)); 1912 req = (struct ra_fixed_rate *)tlv; 1913 req->version = cpu_to_le16(version); 1914 memcpy(&req->rate, data, sizeof(req->rate)); 1915 1916 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1917 MCU_WM_UNI_CMD(RA), true); 1918 } 1919 1920 int mt7996_mcu_set_fixed_field(struct mt7996_dev *dev, struct mt7996_sta *msta, 1921 void *data, u8 link_id, u32 field) 1922 { 1923 struct mt7996_vif *mvif = msta->vif; 1924 struct mt7996_sta_link *msta_link; 1925 struct sta_rec_ra_fixed_uni *ra; 1926 struct sta_phy_uni *phy = data; 1927 struct mt76_vif_link *mlink; 1928 struct sk_buff *skb; 1929 int err = -ENODEV; 1930 struct tlv *tlv; 1931 1932 rcu_read_lock(); 1933 1934 mlink = rcu_dereference(mvif->mt76.link[link_id]); 1935 if (!mlink) 1936 goto error_unlock; 1937 1938 msta_link = rcu_dereference(msta->link[link_id]); 1939 if (!msta_link) 1940 goto error_unlock; 1941 1942 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, mlink, 1943 &msta_link->wcid, 1944 MT7996_STA_UPDATE_MAX_SIZE); 1945 if (IS_ERR(skb)) { 1946 err = PTR_ERR(skb); 1947 goto error_unlock; 1948 } 1949 1950 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_RA_UPDATE, sizeof(*ra)); 1951 ra = (struct sta_rec_ra_fixed_uni *)tlv; 1952 1953 switch (field) { 1954 case RATE_PARAM_AUTO: 1955 break; 1956 case RATE_PARAM_FIXED: 1957 case RATE_PARAM_FIXED_MCS: 1958 case RATE_PARAM_FIXED_GI: 1959 case RATE_PARAM_FIXED_HE_LTF: 1960 if (phy) 1961 ra->phy = *phy; 1962 break; 1963 case RATE_PARAM_MMPS_UPDATE: { 1964 struct ieee80211_sta *sta = wcid_to_sta(&msta_link->wcid); 1965 struct ieee80211_link_sta *link_sta; 1966 1967 link_sta = rcu_dereference(sta->link[link_id]); 1968 if (!link_sta) { 1969 dev_kfree_skb(skb); 1970 goto error_unlock; 1971 } 1972 1973 ra->mmps_mode = mt7996_mcu_get_mmps_mode(link_sta->smps_mode); 1974 break; 1975 } 1976 default: 1977 break; 1978 } 1979 ra->field = cpu_to_le32(field); 1980 1981 rcu_read_unlock(); 1982 1983 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1984 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 1985 error_unlock: 1986 rcu_read_unlock(); 1987 1988 return err; 1989 } 1990 1991 static int 1992 mt7996_mcu_add_rate_ctrl_fixed(struct mt7996_dev *dev, struct mt7996_sta *msta, 1993 struct ieee80211_vif *vif, u8 link_id) 1994 { 1995 struct ieee80211_link_sta *link_sta; 1996 struct cfg80211_bitrate_mask mask; 1997 struct mt7996_sta_link *msta_link; 1998 struct mt7996_vif_link *link; 1999 struct sta_phy_uni phy = {}; 2000 struct ieee80211_sta *sta; 2001 int ret, nrates = 0, idx; 2002 enum nl80211_band band; 2003 bool has_he; 2004 2005 #define __sta_phy_bitrate_mask_check(_mcs, _gi, _ht, _he) \ 2006 do { \ 2007 u8 i, gi = mask.control[band]._gi; \ 2008 gi = (_he) ? gi : gi == NL80211_TXRATE_FORCE_SGI; \ 2009 phy.sgi = gi; \ 2010 phy.he_ltf = mask.control[band].he_ltf; \ 2011 for (i = 0; i < ARRAY_SIZE(mask.control[band]._mcs); i++) { \ 2012 if (!mask.control[band]._mcs[i]) \ 2013 continue; \ 2014 nrates += hweight16(mask.control[band]._mcs[i]); \ 2015 phy.mcs = ffs(mask.control[band]._mcs[i]) - 1; \ 2016 if (_ht) \ 2017 phy.mcs += 8 * i; \ 2018 } \ 2019 } while (0) 2020 2021 rcu_read_lock(); 2022 2023 link = mt7996_vif_link(dev, vif, link_id); 2024 if (!link) 2025 goto error_unlock; 2026 2027 msta_link = rcu_dereference(msta->link[link_id]); 2028 if (!msta_link) 2029 goto error_unlock; 2030 2031 sta = wcid_to_sta(&msta_link->wcid); 2032 link_sta = rcu_dereference(sta->link[link_id]); 2033 if (!link_sta) 2034 goto error_unlock; 2035 2036 band = link->phy->mt76->chandef.chan->band; 2037 has_he = link_sta->he_cap.has_he; 2038 mask = link->bitrate_mask; 2039 idx = msta_link->wcid.idx; 2040 2041 if (has_he) { 2042 __sta_phy_bitrate_mask_check(he_mcs, he_gi, 0, 1); 2043 } else if (link_sta->vht_cap.vht_supported) { 2044 __sta_phy_bitrate_mask_check(vht_mcs, gi, 0, 0); 2045 } else if (link_sta->ht_cap.ht_supported) { 2046 __sta_phy_bitrate_mask_check(ht_mcs, gi, 1, 0); 2047 } else { 2048 nrates = hweight32(mask.control[band].legacy); 2049 phy.mcs = ffs(mask.control[band].legacy) - 1; 2050 } 2051 2052 rcu_read_unlock(); 2053 2054 #undef __sta_phy_bitrate_mask_check 2055 2056 /* fall back to auto rate control */ 2057 if (mask.control[band].gi == NL80211_TXRATE_DEFAULT_GI && 2058 mask.control[band].he_gi == GENMASK(7, 0) && 2059 mask.control[band].he_ltf == GENMASK(7, 0) && 2060 nrates != 1) 2061 return 0; 2062 2063 /* fixed single rate */ 2064 if (nrates == 1) { 2065 ret = mt7996_mcu_set_fixed_field(dev, msta, &phy, link_id, 2066 RATE_PARAM_FIXED_MCS); 2067 if (ret) 2068 return ret; 2069 } 2070 2071 /* fixed GI */ 2072 if (mask.control[band].gi != NL80211_TXRATE_DEFAULT_GI || 2073 mask.control[band].he_gi != GENMASK(7, 0)) { 2074 u32 addr; 2075 2076 /* firmware updates only TXCMD but doesn't take WTBL into 2077 * account, so driver should update here to reflect the 2078 * actual txrate hardware sends out. 2079 */ 2080 addr = mt7996_mac_wtbl_lmac_addr(dev, idx, 7); 2081 if (has_he) 2082 mt76_rmw_field(dev, addr, GENMASK(31, 24), phy.sgi); 2083 else 2084 mt76_rmw_field(dev, addr, GENMASK(15, 12), phy.sgi); 2085 2086 ret = mt7996_mcu_set_fixed_field(dev, msta, &phy, link_id, 2087 RATE_PARAM_FIXED_GI); 2088 if (ret) 2089 return ret; 2090 } 2091 2092 /* fixed HE_LTF */ 2093 if (mask.control[band].he_ltf != GENMASK(7, 0)) { 2094 ret = mt7996_mcu_set_fixed_field(dev, msta, &phy, link_id, 2095 RATE_PARAM_FIXED_HE_LTF); 2096 if (ret) 2097 return ret; 2098 } 2099 2100 return 0; 2101 2102 error_unlock: 2103 rcu_read_unlock(); 2104 2105 return -ENODEV; 2106 } 2107 2108 static void 2109 mt7996_mcu_sta_rate_ctrl_tlv(struct sk_buff *skb, struct mt7996_dev *dev, 2110 struct ieee80211_vif *vif, 2111 struct ieee80211_bss_conf *link_conf, 2112 struct ieee80211_link_sta *link_sta, 2113 struct mt7996_vif_link *link) 2114 { 2115 #define INIT_RCPI 180 2116 struct mt76_phy *mphy = link->phy->mt76; 2117 struct cfg80211_chan_def *chandef = &mphy->chandef; 2118 struct cfg80211_bitrate_mask *mask = &link->bitrate_mask; 2119 u32 cap = link_sta->sta->wme ? STA_CAP_WMM : 0; 2120 enum nl80211_band band = chandef->chan->band; 2121 struct sta_rec_ra_uni *ra; 2122 struct tlv *tlv; 2123 u32 supp_rate = link_sta->supp_rates[band]; 2124 2125 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_RA, sizeof(*ra)); 2126 ra = (struct sta_rec_ra_uni *)tlv; 2127 2128 ra->valid = true; 2129 ra->auto_rate = true; 2130 ra->phy_mode = mt76_connac_get_phy_mode(mphy, vif, band, link_sta); 2131 ra->channel = chandef->chan->hw_value; 2132 ra->bw = (link_sta->bandwidth == IEEE80211_STA_RX_BW_320) ? 2133 CMD_CBW_320MHZ : link_sta->bandwidth; 2134 ra->phy.bw = ra->bw; 2135 ra->mmps_mode = mt7996_mcu_get_mmps_mode(link_sta->smps_mode); 2136 2137 if (supp_rate) { 2138 supp_rate &= mask->control[band].legacy; 2139 ra->rate_len = hweight32(supp_rate); 2140 2141 if (band == NL80211_BAND_2GHZ) { 2142 ra->supp_mode = MODE_CCK; 2143 ra->supp_cck_rate = supp_rate & GENMASK(3, 0); 2144 2145 if (ra->rate_len > 4) { 2146 ra->supp_mode |= MODE_OFDM; 2147 ra->supp_ofdm_rate = supp_rate >> 4; 2148 } 2149 } else { 2150 ra->supp_mode = MODE_OFDM; 2151 ra->supp_ofdm_rate = supp_rate; 2152 } 2153 } 2154 2155 if (link_sta->ht_cap.ht_supported) { 2156 ra->supp_mode |= MODE_HT; 2157 ra->af = link_sta->ht_cap.ampdu_factor; 2158 ra->ht_gf = !!(link_sta->ht_cap.cap & IEEE80211_HT_CAP_GRN_FLD); 2159 2160 cap |= STA_CAP_HT; 2161 if (link_sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20) 2162 cap |= STA_CAP_SGI_20; 2163 if (link_sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40) 2164 cap |= STA_CAP_SGI_40; 2165 if (link_sta->ht_cap.cap & IEEE80211_HT_CAP_TX_STBC) 2166 cap |= STA_CAP_TX_STBC; 2167 if (link_sta->ht_cap.cap & IEEE80211_HT_CAP_RX_STBC) 2168 cap |= STA_CAP_RX_STBC; 2169 if (link_conf->ht_ldpc && 2170 (link_sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING)) 2171 cap |= STA_CAP_LDPC; 2172 2173 mt7996_mcu_set_sta_ht_mcs(link_sta, ra->ht_mcs, 2174 mask->control[band].ht_mcs); 2175 ra->supp_ht_mcs = *(__le32 *)ra->ht_mcs; 2176 } 2177 2178 if (link_sta->vht_cap.vht_supported) { 2179 u8 af; 2180 2181 ra->supp_mode |= MODE_VHT; 2182 af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK, 2183 link_sta->vht_cap.cap); 2184 ra->af = max_t(u8, ra->af, af); 2185 2186 cap |= STA_CAP_VHT; 2187 if (link_sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80) 2188 cap |= STA_CAP_VHT_SGI_80; 2189 if (link_sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160) 2190 cap |= STA_CAP_VHT_SGI_160; 2191 if (link_sta->vht_cap.cap & IEEE80211_VHT_CAP_TXSTBC) 2192 cap |= STA_CAP_VHT_TX_STBC; 2193 if (link_sta->vht_cap.cap & IEEE80211_VHT_CAP_RXSTBC_1) 2194 cap |= STA_CAP_VHT_RX_STBC; 2195 if ((vif->type != NL80211_IFTYPE_AP || link_conf->vht_ldpc) && 2196 (link_sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC)) 2197 cap |= STA_CAP_VHT_LDPC; 2198 2199 mt7996_mcu_set_sta_vht_mcs(link_sta, ra->supp_vht_mcs, 2200 mask->control[band].vht_mcs); 2201 } 2202 2203 if (link_sta->he_cap.has_he) { 2204 ra->supp_mode |= MODE_HE; 2205 cap |= STA_CAP_HE; 2206 2207 if (link_sta->he_6ghz_capa.capa) 2208 ra->af = le16_get_bits(link_sta->he_6ghz_capa.capa, 2209 IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP); 2210 } 2211 ra->sta_cap = cpu_to_le32(cap); 2212 2213 memset(ra->rx_rcpi, INIT_RCPI, sizeof(ra->rx_rcpi)); 2214 } 2215 2216 int mt7996_mcu_add_rate_ctrl(struct mt7996_dev *dev, struct mt7996_sta *msta, 2217 struct ieee80211_vif *vif, u8 link_id, 2218 bool changed) 2219 { 2220 struct ieee80211_bss_conf *link_conf; 2221 struct ieee80211_link_sta *link_sta; 2222 struct mt7996_sta_link *msta_link; 2223 struct mt7996_vif_link *link; 2224 struct ieee80211_sta *sta; 2225 struct sk_buff *skb; 2226 int ret = -ENODEV; 2227 2228 rcu_read_lock(); 2229 2230 link = mt7996_vif_link(dev, vif, link_id); 2231 if (!link) 2232 goto error_unlock; 2233 2234 msta_link = rcu_dereference(msta->link[link_id]); 2235 if (!msta_link) 2236 goto error_unlock; 2237 2238 sta = wcid_to_sta(&msta_link->wcid); 2239 link_sta = rcu_dereference(sta->link[link_id]); 2240 if (!link_sta) 2241 goto error_unlock; 2242 2243 link_conf = rcu_dereference(vif->link_conf[link_id]); 2244 if (!link_conf) 2245 goto error_unlock; 2246 2247 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &link->mt76, 2248 &msta_link->wcid, 2249 MT7996_STA_UPDATE_MAX_SIZE); 2250 if (IS_ERR(skb)) { 2251 ret = PTR_ERR(skb); 2252 goto error_unlock; 2253 } 2254 2255 /* firmware rc algorithm refers to sta_rec_he for HE control. 2256 * once dev->rc_work changes the settings driver should also 2257 * update sta_rec_he here. 2258 */ 2259 if (changed) 2260 mt7996_mcu_sta_he_tlv(skb, link_sta, link); 2261 2262 /* sta_rec_ra accommodates BW, NSS and only MCS range format 2263 * i.e 0-{7,8,9} for VHT. 2264 */ 2265 mt7996_mcu_sta_rate_ctrl_tlv(skb, dev, vif, link_conf, link_sta, link); 2266 2267 rcu_read_unlock(); 2268 2269 ret = mt76_mcu_skb_send_msg(&dev->mt76, skb, 2270 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 2271 if (ret) 2272 return ret; 2273 2274 return mt7996_mcu_add_rate_ctrl_fixed(dev, msta, vif, link_id); 2275 2276 error_unlock: 2277 rcu_read_unlock(); 2278 2279 return ret; 2280 } 2281 2282 static int 2283 mt7996_mcu_add_group(struct mt7996_dev *dev, struct ieee80211_vif *vif, 2284 struct ieee80211_sta *sta) 2285 { 2286 #define MT_STA_BSS_GROUP 1 2287 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 2288 struct mt7996_sta_link *msta_link; 2289 struct mt7996_sta *msta; 2290 struct { 2291 u8 __rsv1[4]; 2292 2293 __le16 tag; 2294 __le16 len; 2295 __le16 wlan_idx; 2296 u8 __rsv2[2]; 2297 __le32 action; 2298 __le32 val; 2299 u8 __rsv3[8]; 2300 } __packed req = { 2301 .tag = cpu_to_le16(UNI_VOW_DRR_CTRL), 2302 .len = cpu_to_le16(sizeof(req) - 4), 2303 .action = cpu_to_le32(MT_STA_BSS_GROUP), 2304 .val = cpu_to_le32(mvif->deflink.mt76.idx % 16), 2305 }; 2306 2307 msta = sta ? (struct mt7996_sta *)sta->drv_priv : NULL; 2308 msta_link = msta ? &msta->deflink : &mvif->deflink.msta_link; 2309 req.wlan_idx = cpu_to_le16(msta_link->wcid.idx); 2310 2311 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(VOW), &req, 2312 sizeof(req), true); 2313 } 2314 2315 static void 2316 mt7996_mcu_sta_mld_setup_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 2317 struct ieee80211_vif *vif, 2318 struct ieee80211_sta *sta) 2319 { 2320 struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; 2321 unsigned int nlinks = hweight16(sta->valid_links); 2322 struct mld_setup_link *mld_setup_link; 2323 struct ieee80211_link_sta *link_sta; 2324 struct sta_rec_mld_setup *mld_setup; 2325 struct mt7996_sta_link *msta_link; 2326 unsigned int link_id; 2327 struct tlv *tlv; 2328 2329 msta_link = mt76_dereference(msta->link[msta->deflink_id], &dev->mt76); 2330 if (!msta_link) 2331 return; 2332 2333 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_MLD, 2334 sizeof(struct sta_rec_mld_setup) + 2335 sizeof(struct mld_setup_link) * nlinks); 2336 2337 mld_setup = (struct sta_rec_mld_setup *)tlv; 2338 memcpy(mld_setup->mld_addr, sta->addr, ETH_ALEN); 2339 mld_setup->setup_wcid = cpu_to_le16(msta_link->wcid.idx); 2340 mld_setup->primary_id = cpu_to_le16(msta_link->wcid.idx); 2341 2342 if (nlinks > 1) { 2343 link_id = __ffs(sta->valid_links & ~BIT(msta->deflink_id)); 2344 msta_link = mt76_dereference(msta->link[link_id], &dev->mt76); 2345 if (!msta_link) 2346 return; 2347 } 2348 mld_setup->seconed_id = cpu_to_le16(msta_link->wcid.idx); 2349 mld_setup->link_num = nlinks; 2350 2351 mld_setup_link = (struct mld_setup_link *)mld_setup->link_info; 2352 for_each_sta_active_link(vif, sta, link_sta, link_id) { 2353 struct mt7996_vif_link *link; 2354 2355 msta_link = mt76_dereference(msta->link[link_id], &dev->mt76); 2356 if (!msta_link) 2357 continue; 2358 2359 link = mt7996_vif_link(dev, vif, link_id); 2360 if (!link) 2361 continue; 2362 2363 mld_setup_link->wcid = cpu_to_le16(msta_link->wcid.idx); 2364 mld_setup_link->bss_idx = link->mt76.idx; 2365 mld_setup_link++; 2366 } 2367 } 2368 2369 static void 2370 mt7996_mcu_sta_eht_mld_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 2371 struct ieee80211_sta *sta) 2372 { 2373 struct sta_rec_eht_mld *eht_mld; 2374 struct tlv *tlv; 2375 int i; 2376 2377 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_EHT_MLD, sizeof(*eht_mld)); 2378 eht_mld = (struct sta_rec_eht_mld *)tlv; 2379 2380 for (i = 0; i < ARRAY_SIZE(eht_mld->str_cap); i++) 2381 eht_mld->str_cap[i] = 0x7; 2382 } 2383 2384 int mt7996_mcu_add_sta(struct mt7996_dev *dev, 2385 struct ieee80211_bss_conf *link_conf, 2386 struct ieee80211_link_sta *link_sta, 2387 struct mt7996_vif_link *link, 2388 struct mt7996_sta_link *msta_link, 2389 int conn_state, bool newly) 2390 { 2391 struct mt76_wcid *wcid = msta_link ? &msta_link->wcid : link->mt76.wcid; 2392 struct ieee80211_sta *sta = link_sta ? link_sta->sta : NULL; 2393 struct sk_buff *skb; 2394 int ret; 2395 2396 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &link->mt76, wcid, 2397 MT7996_STA_UPDATE_MAX_SIZE); 2398 if (IS_ERR(skb)) 2399 return PTR_ERR(skb); 2400 2401 /* starec basic */ 2402 mt76_connac_mcu_sta_basic_tlv(&dev->mt76, skb, link_conf, link_sta, 2403 conn_state, newly); 2404 2405 if (conn_state == CONN_STATE_DISCONNECT) 2406 goto out; 2407 2408 /* starec hdr trans */ 2409 mt7996_mcu_sta_hdr_trans_tlv(dev, skb, link_conf->vif, wcid); 2410 /* starec tx proc */ 2411 mt7996_mcu_sta_tx_proc_tlv(skb); 2412 2413 /* tag order is in accordance with firmware dependency. */ 2414 if (link_sta) { 2415 /* starec hdrt mode */ 2416 mt7996_mcu_sta_hdrt_tlv(dev, skb); 2417 if (conn_state == CONN_STATE_CONNECT) { 2418 /* starec bfer */ 2419 mt7996_mcu_sta_bfer_tlv(dev, skb, link_conf, link_sta, 2420 link); 2421 /* starec bfee */ 2422 mt7996_mcu_sta_bfee_tlv(dev, skb, link_conf, link_sta, 2423 link); 2424 } 2425 /* starec ht */ 2426 mt7996_mcu_sta_ht_tlv(skb, link_sta); 2427 /* starec vht */ 2428 mt7996_mcu_sta_vht_tlv(skb, link_sta); 2429 /* starec uapsd */ 2430 mt76_connac_mcu_sta_uapsd(skb, link_conf->vif, sta); 2431 /* starec amsdu */ 2432 mt7996_mcu_sta_amsdu_tlv(dev, skb, link_conf->vif, link_sta, 2433 msta_link); 2434 /* starec he */ 2435 mt7996_mcu_sta_he_tlv(skb, link_sta, link); 2436 /* starec he 6g*/ 2437 mt7996_mcu_sta_he_6g_tlv(skb, link_sta); 2438 /* starec eht */ 2439 mt7996_mcu_sta_eht_tlv(skb, link_sta); 2440 /* starec muru */ 2441 mt7996_mcu_sta_muru_tlv(dev, skb, link_conf, link_sta); 2442 2443 if (sta->mlo) { 2444 mt7996_mcu_sta_mld_setup_tlv(dev, skb, link_conf->vif, 2445 sta); 2446 mt7996_mcu_sta_eht_mld_tlv(dev, skb, sta); 2447 } 2448 } 2449 2450 ret = mt7996_mcu_add_group(dev, link_conf->vif, sta); 2451 if (ret) { 2452 dev_kfree_skb(skb); 2453 return ret; 2454 } 2455 out: 2456 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 2457 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 2458 } 2459 2460 int mt7996_mcu_teardown_mld_sta(struct mt7996_dev *dev, 2461 struct mt7996_vif_link *link, 2462 struct mt7996_sta_link *msta_link) 2463 { 2464 struct sk_buff *skb; 2465 2466 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &link->mt76, 2467 &msta_link->wcid, 2468 MT7996_STA_UPDATE_MAX_SIZE); 2469 if (IS_ERR(skb)) 2470 return PTR_ERR(skb); 2471 2472 mt76_connac_mcu_add_tlv(skb, STA_REC_MLD_OFF, sizeof(struct tlv)); 2473 2474 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 2475 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 2476 } 2477 2478 static int 2479 mt7996_mcu_sta_key_tlv(struct mt76_wcid *wcid, 2480 struct sk_buff *skb, 2481 struct ieee80211_key_conf *key, 2482 enum set_key_cmd cmd) 2483 { 2484 struct sta_rec_sec_uni *sec; 2485 struct tlv *tlv; 2486 2487 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_KEY_V2, sizeof(*sec)); 2488 sec = (struct sta_rec_sec_uni *)tlv; 2489 sec->add = cmd; 2490 2491 if (cmd == SET_KEY) { 2492 struct sec_key_uni *sec_key; 2493 u8 cipher; 2494 2495 cipher = mt76_connac_mcu_get_cipher(key->cipher); 2496 if (cipher == MCU_CIPHER_NONE) 2497 return -EOPNOTSUPP; 2498 2499 sec_key = &sec->key[0]; 2500 sec_key->wlan_idx = cpu_to_le16(wcid->idx); 2501 sec_key->mgmt_prot = 0; 2502 sec_key->cipher_id = cipher; 2503 sec_key->cipher_len = sizeof(*sec_key); 2504 sec_key->key_id = key->keyidx; 2505 sec_key->key_len = key->keylen; 2506 sec_key->need_resp = 0; 2507 memcpy(sec_key->key, key->key, key->keylen); 2508 2509 if (cipher == MCU_CIPHER_TKIP) { 2510 /* Rx/Tx MIC keys are swapped */ 2511 memcpy(sec_key->key + 16, key->key + 24, 8); 2512 memcpy(sec_key->key + 24, key->key + 16, 8); 2513 } 2514 2515 sec->n_cipher = 1; 2516 } else { 2517 sec->n_cipher = 0; 2518 } 2519 2520 return 0; 2521 } 2522 2523 int mt7996_mcu_add_key(struct mt76_dev *dev, struct ieee80211_vif *vif, 2524 struct ieee80211_key_conf *key, int mcu_cmd, 2525 struct mt76_wcid *wcid, enum set_key_cmd cmd) 2526 { 2527 struct mt76_vif_link *mvif = (struct mt76_vif_link *)vif->drv_priv; 2528 struct sk_buff *skb; 2529 int ret; 2530 2531 skb = __mt76_connac_mcu_alloc_sta_req(dev, mvif, wcid, 2532 MT7996_STA_UPDATE_MAX_SIZE); 2533 if (IS_ERR(skb)) 2534 return PTR_ERR(skb); 2535 2536 ret = mt7996_mcu_sta_key_tlv(wcid, skb, key, cmd); 2537 if (ret) 2538 return ret; 2539 2540 return mt76_mcu_skb_send_msg(dev, skb, mcu_cmd, true); 2541 } 2542 2543 static int mt7996_mcu_get_pn(struct mt7996_dev *dev, 2544 struct mt7996_vif_link *link, 2545 struct mt7996_sta_link *msta_link, u8 *pn) 2546 { 2547 #define TSC_TYPE_BIGTK_PN 2 2548 struct sta_rec_pn_info *pn_info; 2549 struct sk_buff *skb, *rskb; 2550 struct tlv *tlv; 2551 int ret; 2552 2553 skb = mt76_connac_mcu_alloc_sta_req(&dev->mt76, &link->mt76, 2554 &msta_link->wcid); 2555 if (IS_ERR(skb)) 2556 return PTR_ERR(skb); 2557 2558 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_PN_INFO, sizeof(*pn_info)); 2559 pn_info = (struct sta_rec_pn_info *)tlv; 2560 2561 pn_info->tsc_type = TSC_TYPE_BIGTK_PN; 2562 ret = mt76_mcu_skb_send_and_get_msg(&dev->mt76, skb, 2563 MCU_WM_UNI_CMD_QUERY(STA_REC_UPDATE), 2564 true, &rskb); 2565 if (ret) 2566 return ret; 2567 2568 skb_pull(rskb, 4); 2569 2570 pn_info = (struct sta_rec_pn_info *)rskb->data; 2571 if (le16_to_cpu(pn_info->tag) == STA_REC_PN_INFO) 2572 memcpy(pn, pn_info->pn, 6); 2573 2574 dev_kfree_skb(rskb); 2575 return 0; 2576 } 2577 2578 int mt7996_mcu_bcn_prot_enable(struct mt7996_dev *dev, 2579 struct mt7996_vif_link *link, 2580 struct mt7996_sta_link *msta_link, 2581 struct ieee80211_key_conf *key) 2582 { 2583 struct mt7996_mcu_bcn_prot_tlv *bcn_prot; 2584 struct sk_buff *skb; 2585 struct tlv *tlv; 2586 u8 pn[6] = {}; 2587 int len = sizeof(struct bss_req_hdr) + 2588 sizeof(struct mt7996_mcu_bcn_prot_tlv); 2589 int ret; 2590 2591 skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, &link->mt76, len); 2592 if (IS_ERR(skb)) 2593 return PTR_ERR(skb); 2594 2595 tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_BCN_PROT, sizeof(*bcn_prot)); 2596 2597 bcn_prot = (struct mt7996_mcu_bcn_prot_tlv *)tlv; 2598 2599 ret = mt7996_mcu_get_pn(dev, link, msta_link, pn); 2600 if (ret) { 2601 dev_kfree_skb(skb); 2602 return ret; 2603 } 2604 2605 switch (key->cipher) { 2606 case WLAN_CIPHER_SUITE_AES_CMAC: 2607 bcn_prot->cipher_id = MCU_CIPHER_BCN_PROT_CMAC_128; 2608 break; 2609 case WLAN_CIPHER_SUITE_BIP_GMAC_128: 2610 bcn_prot->cipher_id = MCU_CIPHER_BCN_PROT_GMAC_128; 2611 break; 2612 case WLAN_CIPHER_SUITE_BIP_GMAC_256: 2613 bcn_prot->cipher_id = MCU_CIPHER_BCN_PROT_GMAC_256; 2614 break; 2615 case WLAN_CIPHER_SUITE_BIP_CMAC_256: 2616 default: 2617 dev_err(dev->mt76.dev, "Not supported Bigtk Cipher\n"); 2618 dev_kfree_skb(skb); 2619 return -EOPNOTSUPP; 2620 } 2621 2622 pn[0]++; 2623 memcpy(bcn_prot->pn, pn, 6); 2624 bcn_prot->enable = BP_SW_MODE; 2625 memcpy(bcn_prot->key, key->key, WLAN_MAX_KEY_LEN); 2626 bcn_prot->key_id = key->keyidx; 2627 2628 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 2629 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 2630 } 2631 2632 int mt7996_mcu_add_dev_info(struct mt7996_phy *phy, struct ieee80211_vif *vif, 2633 struct ieee80211_bss_conf *link_conf, 2634 struct mt76_vif_link *mlink, bool enable) 2635 { 2636 struct mt7996_dev *dev = phy->dev; 2637 struct { 2638 struct req_hdr { 2639 u8 omac_idx; 2640 u8 band_idx; 2641 u8 __rsv[2]; 2642 } __packed hdr; 2643 struct req_tlv { 2644 __le16 tag; 2645 __le16 len; 2646 u8 active; 2647 u8 __rsv; 2648 u8 omac_addr[ETH_ALEN]; 2649 } __packed tlv; 2650 } data = { 2651 .hdr = { 2652 .omac_idx = mlink->omac_idx, 2653 .band_idx = mlink->band_idx, 2654 }, 2655 .tlv = { 2656 .tag = cpu_to_le16(DEV_INFO_ACTIVE), 2657 .len = cpu_to_le16(sizeof(struct req_tlv)), 2658 .active = enable, 2659 }, 2660 }; 2661 2662 if (mlink->omac_idx >= REPEATER_BSSID_START) 2663 return mt7996_mcu_muar_config(dev, mlink, link_conf->addr, false, enable); 2664 2665 memcpy(data.tlv.omac_addr, link_conf->addr, ETH_ALEN); 2666 return mt76_mcu_send_msg(&dev->mt76, MCU_WMWA_UNI_CMD(DEV_INFO_UPDATE), 2667 &data, sizeof(data), true); 2668 } 2669 2670 static void 2671 mt7996_mcu_beacon_cntdwn(struct sk_buff *rskb, struct sk_buff *skb, 2672 struct ieee80211_mutable_offsets *offs, 2673 bool csa) 2674 { 2675 struct bss_bcn_cntdwn_tlv *info; 2676 struct tlv *tlv; 2677 u16 tag; 2678 2679 if (!offs->cntdwn_counter_offs[0]) 2680 return; 2681 2682 tag = csa ? UNI_BSS_INFO_BCN_CSA : UNI_BSS_INFO_BCN_BCC; 2683 2684 tlv = mt7996_mcu_add_uni_tlv(rskb, tag, sizeof(*info)); 2685 2686 info = (struct bss_bcn_cntdwn_tlv *)tlv; 2687 info->cnt = skb->data[offs->cntdwn_counter_offs[0]]; 2688 } 2689 2690 static void 2691 mt7996_mcu_beacon_mbss(struct sk_buff *rskb, struct sk_buff *skb, 2692 struct bss_bcn_content_tlv *bcn, 2693 struct ieee80211_mutable_offsets *offs) 2694 { 2695 struct bss_bcn_mbss_tlv *mbss; 2696 const struct element *elem; 2697 struct tlv *tlv; 2698 2699 tlv = mt7996_mcu_add_uni_tlv(rskb, UNI_BSS_INFO_BCN_MBSSID, sizeof(*mbss)); 2700 2701 mbss = (struct bss_bcn_mbss_tlv *)tlv; 2702 mbss->offset[0] = cpu_to_le16(offs->tim_offset); 2703 mbss->bitmap = cpu_to_le32(1); 2704 2705 for_each_element_id(elem, WLAN_EID_MULTIPLE_BSSID, 2706 &skb->data[offs->mbssid_off], 2707 skb->len - offs->mbssid_off) { 2708 const struct element *sub_elem; 2709 2710 if (elem->datalen < 2) 2711 continue; 2712 2713 for_each_element(sub_elem, elem->data + 1, elem->datalen - 1) { 2714 const struct ieee80211_bssid_index *idx; 2715 const u8 *idx_ie; 2716 2717 /* not a valid BSS profile */ 2718 if (sub_elem->id || sub_elem->datalen < 4) 2719 continue; 2720 2721 /* Find WLAN_EID_MULTI_BSSID_IDX 2722 * in the merged nontransmitted profile 2723 */ 2724 idx_ie = cfg80211_find_ie(WLAN_EID_MULTI_BSSID_IDX, 2725 sub_elem->data, sub_elem->datalen); 2726 if (!idx_ie || idx_ie[1] < sizeof(*idx)) 2727 continue; 2728 2729 #if defined(__linux__) 2730 idx = (void *)(idx_ie + 2); 2731 #elif defined(__FreeBSD__) 2732 idx = (const void *)(idx_ie + 2); 2733 #endif 2734 if (!idx->bssid_index || idx->bssid_index > 31) 2735 continue; 2736 2737 mbss->offset[idx->bssid_index] = cpu_to_le16(idx_ie - 2738 skb->data); 2739 mbss->bitmap |= cpu_to_le32(BIT(idx->bssid_index)); 2740 } 2741 } 2742 } 2743 2744 static void 2745 mt7996_mcu_beacon_cont(struct mt7996_dev *dev, 2746 struct ieee80211_bss_conf *link_conf, 2747 struct sk_buff *rskb, struct sk_buff *skb, 2748 struct bss_bcn_content_tlv *bcn, 2749 struct ieee80211_mutable_offsets *offs) 2750 { 2751 struct mt76_wcid *wcid = &dev->mt76.global_wcid; 2752 u8 *buf; 2753 2754 bcn->pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len); 2755 bcn->tim_ie_pos = cpu_to_le16(offs->tim_offset); 2756 2757 if (offs->cntdwn_counter_offs[0]) { 2758 u16 offset = offs->cntdwn_counter_offs[0]; 2759 2760 if (link_conf->csa_active) 2761 bcn->csa_ie_pos = cpu_to_le16(offset - 4); 2762 if (link_conf->color_change_active) 2763 bcn->bcc_ie_pos = cpu_to_le16(offset - 3); 2764 } 2765 2766 buf = (u8 *)bcn + sizeof(*bcn); 2767 mt7996_mac_write_txwi(dev, (__le32 *)buf, skb, wcid, NULL, 0, 0, 2768 BSS_CHANGED_BEACON); 2769 2770 memcpy(buf + MT_TXD_SIZE, skb->data, skb->len); 2771 } 2772 2773 int mt7996_mcu_add_beacon(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 2774 struct ieee80211_bss_conf *link_conf) 2775 { 2776 struct mt7996_dev *dev = mt7996_hw_dev(hw); 2777 struct mt7996_vif_link *link = mt7996_vif_conf_link(dev, vif, link_conf); 2778 struct mt76_vif_link *mlink = link ? &link->mt76 : NULL; 2779 struct ieee80211_mutable_offsets offs; 2780 struct ieee80211_tx_info *info; 2781 struct sk_buff *skb, *rskb; 2782 struct tlv *tlv; 2783 struct bss_bcn_content_tlv *bcn; 2784 int len, extra_len = 0; 2785 bool enabled = link_conf->enable_beacon; 2786 2787 if (link_conf->nontransmitted) 2788 return 0; 2789 2790 if (!mlink) 2791 return -EINVAL; 2792 2793 if (link->phy && link->phy->mt76->offchannel) 2794 enabled = false; 2795 2796 rskb = __mt7996_mcu_alloc_bss_req(&dev->mt76, mlink, 2797 MT7996_MAX_BSS_OFFLOAD_SIZE); 2798 if (IS_ERR(rskb)) 2799 return PTR_ERR(rskb); 2800 2801 skb = ieee80211_beacon_get_template(hw, vif, &offs, link_conf->link_id); 2802 if (enabled && !skb) { 2803 dev_kfree_skb(rskb); 2804 return -EINVAL; 2805 } 2806 2807 if (skb) { 2808 if (skb->len > MT7996_MAX_BEACON_SIZE) { 2809 dev_err(dev->mt76.dev, "Bcn size limit exceed\n"); 2810 dev_kfree_skb(rskb); 2811 dev_kfree_skb(skb); 2812 return -EINVAL; 2813 } 2814 2815 extra_len = skb->len; 2816 } 2817 2818 len = ALIGN(sizeof(*bcn) + MT_TXD_SIZE + extra_len, 4); 2819 tlv = mt7996_mcu_add_uni_tlv(rskb, UNI_BSS_INFO_BCN_CONTENT, len); 2820 bcn = (struct bss_bcn_content_tlv *)tlv; 2821 bcn->enable = enabled; 2822 if (!bcn->enable) 2823 goto out; 2824 2825 info = IEEE80211_SKB_CB(skb); 2826 info->hw_queue |= FIELD_PREP(MT_TX_HW_QUEUE_PHY, mlink->band_idx); 2827 2828 mt7996_mcu_beacon_cont(dev, link_conf, rskb, skb, bcn, &offs); 2829 if (link_conf->bssid_indicator) 2830 mt7996_mcu_beacon_mbss(rskb, skb, bcn, &offs); 2831 mt7996_mcu_beacon_cntdwn(rskb, skb, &offs, link_conf->csa_active); 2832 out: 2833 dev_kfree_skb(skb); 2834 return mt76_mcu_skb_send_msg(&dev->mt76, rskb, 2835 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 2836 } 2837 2838 int mt7996_mcu_beacon_inband_discov(struct mt7996_dev *dev, 2839 struct ieee80211_bss_conf *link_conf, 2840 struct mt7996_vif_link *link, u32 changed) 2841 { 2842 #define OFFLOAD_TX_MODE_SU BIT(0) 2843 #define OFFLOAD_TX_MODE_MU BIT(1) 2844 struct ieee80211_vif *vif = link_conf->vif; 2845 struct ieee80211_hw *hw = mt76_hw(dev); 2846 struct mt7996_phy *phy = link->phy; 2847 struct mt76_wcid *wcid = &dev->mt76.global_wcid; 2848 struct bss_inband_discovery_tlv *discov; 2849 struct ieee80211_tx_info *info; 2850 struct sk_buff *rskb, *skb = NULL; 2851 struct cfg80211_chan_def *chandef; 2852 enum nl80211_band band; 2853 struct tlv *tlv; 2854 u8 *buf, interval; 2855 int len; 2856 2857 if (!phy) 2858 return -EINVAL; 2859 2860 chandef = &phy->mt76->chandef; 2861 band = chandef->chan->band; 2862 2863 if (link_conf->nontransmitted) 2864 return 0; 2865 2866 rskb = __mt7996_mcu_alloc_bss_req(&dev->mt76, &link->mt76, 2867 MT7996_MAX_BSS_OFFLOAD_SIZE); 2868 if (IS_ERR(rskb)) 2869 return PTR_ERR(rskb); 2870 2871 if (changed & BSS_CHANGED_FILS_DISCOVERY && 2872 link_conf->fils_discovery.max_interval) { 2873 interval = link_conf->fils_discovery.max_interval; 2874 skb = ieee80211_get_fils_discovery_tmpl(hw, vif); 2875 } else if (changed & BSS_CHANGED_UNSOL_BCAST_PROBE_RESP && 2876 link_conf->unsol_bcast_probe_resp_interval) { 2877 interval = link_conf->unsol_bcast_probe_resp_interval; 2878 skb = ieee80211_get_unsol_bcast_probe_resp_tmpl(hw, vif); 2879 } 2880 2881 if (!skb) { 2882 dev_kfree_skb(rskb); 2883 return -EINVAL; 2884 } 2885 2886 if (skb->len > MT7996_MAX_BEACON_SIZE) { 2887 dev_err(dev->mt76.dev, "inband discovery size limit exceed\n"); 2888 dev_kfree_skb(rskb); 2889 dev_kfree_skb(skb); 2890 return -EINVAL; 2891 } 2892 2893 info = IEEE80211_SKB_CB(skb); 2894 info->control.vif = vif; 2895 info->band = band; 2896 info->hw_queue |= FIELD_PREP(MT_TX_HW_QUEUE_PHY, phy->mt76->band_idx); 2897 2898 len = ALIGN(sizeof(*discov) + MT_TXD_SIZE + skb->len, 4); 2899 tlv = mt7996_mcu_add_uni_tlv(rskb, UNI_BSS_INFO_OFFLOAD, len); 2900 2901 discov = (struct bss_inband_discovery_tlv *)tlv; 2902 discov->tx_mode = OFFLOAD_TX_MODE_SU; 2903 /* 0: UNSOL PROBE RESP, 1: FILS DISCOV */ 2904 discov->tx_type = !!(changed & BSS_CHANGED_FILS_DISCOVERY); 2905 discov->tx_interval = interval; 2906 discov->prob_rsp_len = cpu_to_le16(MT_TXD_SIZE + skb->len); 2907 discov->enable = true; 2908 discov->wcid = cpu_to_le16(MT7996_WTBL_RESERVED); 2909 2910 buf = (u8 *)tlv + sizeof(*discov); 2911 2912 mt7996_mac_write_txwi(dev, (__le32 *)buf, skb, wcid, NULL, 0, 0, changed); 2913 2914 memcpy(buf + MT_TXD_SIZE, skb->data, skb->len); 2915 2916 dev_kfree_skb(skb); 2917 2918 return mt76_mcu_skb_send_msg(&dev->mt76, rskb, 2919 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 2920 } 2921 2922 static int mt7996_driver_own(struct mt7996_dev *dev, u8 band) 2923 { 2924 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(band), MT_TOP_LPCR_HOST_DRV_OWN); 2925 if (!mt76_poll_msec(dev, MT_TOP_LPCR_HOST_BAND(band), 2926 MT_TOP_LPCR_HOST_FW_OWN_STAT, 0, 500)) { 2927 dev_err(dev->mt76.dev, "Timeout for driver own\n"); 2928 return -EIO; 2929 } 2930 2931 /* clear irq when the driver own success */ 2932 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND_IRQ_STAT(band), 2933 MT_TOP_LPCR_HOST_BAND_STAT); 2934 2935 return 0; 2936 } 2937 2938 static u32 mt7996_patch_sec_mode(u32 key_info) 2939 { 2940 u32 sec = u32_get_bits(key_info, MT7996_PATCH_SEC), key = 0; 2941 2942 if (key_info == GENMASK(31, 0) || sec == MT7996_SEC_MODE_PLAIN) 2943 return 0; 2944 2945 if (sec == MT7996_SEC_MODE_AES) 2946 key = u32_get_bits(key_info, MT7996_PATCH_AES_KEY); 2947 else 2948 key = u32_get_bits(key_info, MT7996_PATCH_SCRAMBLE_KEY); 2949 2950 return MT7996_SEC_ENCRYPT | MT7996_SEC_IV | 2951 u32_encode_bits(key, MT7996_SEC_KEY_IDX); 2952 } 2953 2954 static int mt7996_load_patch(struct mt7996_dev *dev) 2955 { 2956 const struct mt7996_patch_hdr *hdr; 2957 const struct firmware *fw = NULL; 2958 int i, ret, sem; 2959 2960 sem = mt76_connac_mcu_patch_sem_ctrl(&dev->mt76, 1); 2961 switch (sem) { 2962 case PATCH_IS_DL: 2963 return 0; 2964 case PATCH_NOT_DL_SEM_SUCCESS: 2965 break; 2966 default: 2967 dev_err(dev->mt76.dev, "Failed to get patch semaphore\n"); 2968 return -EAGAIN; 2969 } 2970 2971 ret = request_firmware(&fw, fw_name(dev, ROM_PATCH), dev->mt76.dev); 2972 if (ret) 2973 goto out; 2974 2975 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 2976 dev_err(dev->mt76.dev, "Invalid firmware\n"); 2977 ret = -EINVAL; 2978 goto out; 2979 } 2980 2981 hdr = (const struct mt7996_patch_hdr *)(fw->data); 2982 2983 dev_info(dev->mt76.dev, "HW/SW Version: 0x%x, Build Time: %.16s\n", 2984 be32_to_cpu(hdr->hw_sw_ver), hdr->build_date); 2985 2986 for (i = 0; i < be32_to_cpu(hdr->desc.n_region); i++) { 2987 #if defined(__linux__) 2988 struct mt7996_patch_sec *sec; 2989 #elif defined(__FreeBSD__) 2990 const struct mt7996_patch_sec *sec; 2991 #endif 2992 const u8 *dl; 2993 u32 len, addr, sec_key_idx, mode = DL_MODE_NEED_RSP; 2994 2995 #if defined(__linux__) 2996 sec = (struct mt7996_patch_sec *)(fw->data + sizeof(*hdr) + 2997 #elif defined(__FreeBSD__) 2998 sec = (const struct mt7996_patch_sec *)(fw->data + sizeof(*hdr) + 2999 #endif 3000 i * sizeof(*sec)); 3001 if ((be32_to_cpu(sec->type) & PATCH_SEC_TYPE_MASK) != 3002 PATCH_SEC_TYPE_INFO) { 3003 ret = -EINVAL; 3004 goto out; 3005 } 3006 3007 addr = be32_to_cpu(sec->info.addr); 3008 len = be32_to_cpu(sec->info.len); 3009 sec_key_idx = be32_to_cpu(sec->info.sec_key_idx); 3010 dl = fw->data + be32_to_cpu(sec->offs); 3011 3012 mode |= mt7996_patch_sec_mode(sec_key_idx); 3013 3014 ret = mt76_connac_mcu_init_download(&dev->mt76, addr, len, 3015 mode); 3016 if (ret) { 3017 dev_err(dev->mt76.dev, "Download request failed\n"); 3018 goto out; 3019 } 3020 3021 ret = __mt76_mcu_send_firmware(&dev->mt76, MCU_CMD(FW_SCATTER), 3022 dl, len, 4096); 3023 if (ret) { 3024 dev_err(dev->mt76.dev, "Failed to send patch\n"); 3025 goto out; 3026 } 3027 } 3028 3029 ret = mt76_connac_mcu_start_patch(&dev->mt76); 3030 if (ret) 3031 dev_err(dev->mt76.dev, "Failed to start patch\n"); 3032 3033 out: 3034 sem = mt76_connac_mcu_patch_sem_ctrl(&dev->mt76, 0); 3035 switch (sem) { 3036 case PATCH_REL_SEM_SUCCESS: 3037 break; 3038 default: 3039 ret = -EAGAIN; 3040 dev_err(dev->mt76.dev, "Failed to release patch semaphore\n"); 3041 break; 3042 } 3043 release_firmware(fw); 3044 3045 return ret; 3046 } 3047 3048 static int 3049 mt7996_mcu_send_ram_firmware(struct mt7996_dev *dev, 3050 const struct mt7996_fw_trailer *hdr, 3051 const u8 *data, enum mt7996_ram_type type) 3052 { 3053 int i, offset = 0; 3054 u32 override = 0, option = 0; 3055 3056 for (i = 0; i < hdr->n_region; i++) { 3057 const struct mt7996_fw_region *region; 3058 int err; 3059 u32 len, addr, mode; 3060 3061 region = (const struct mt7996_fw_region *)((const u8 *)hdr - 3062 (hdr->n_region - i) * sizeof(*region)); 3063 /* DSP and WA use same mode */ 3064 mode = mt76_connac_mcu_gen_dl_mode(&dev->mt76, 3065 region->feature_set, 3066 type != MT7996_RAM_TYPE_WM); 3067 len = le32_to_cpu(region->len); 3068 addr = le32_to_cpu(region->addr); 3069 3070 if (region->feature_set & FW_FEATURE_OVERRIDE_ADDR) 3071 override = addr; 3072 3073 err = mt76_connac_mcu_init_download(&dev->mt76, addr, len, 3074 mode); 3075 if (err) { 3076 dev_err(dev->mt76.dev, "Download request failed\n"); 3077 return err; 3078 } 3079 3080 err = __mt76_mcu_send_firmware(&dev->mt76, MCU_CMD(FW_SCATTER), 3081 data + offset, len, 4096); 3082 if (err) { 3083 dev_err(dev->mt76.dev, "Failed to send firmware.\n"); 3084 return err; 3085 } 3086 3087 offset += len; 3088 } 3089 3090 if (override) 3091 option |= FW_START_OVERRIDE; 3092 3093 if (type == MT7996_RAM_TYPE_WA) 3094 option |= FW_START_WORKING_PDA_CR4; 3095 else if (type == MT7996_RAM_TYPE_DSP) 3096 option |= FW_START_WORKING_PDA_DSP; 3097 3098 return mt76_connac_mcu_start_firmware(&dev->mt76, override, option); 3099 } 3100 3101 static int __mt7996_load_ram(struct mt7996_dev *dev, const char *fw_type, 3102 const char *fw_file, enum mt7996_ram_type ram_type) 3103 { 3104 const struct mt7996_fw_trailer *hdr; 3105 const struct firmware *fw; 3106 int ret; 3107 3108 ret = request_firmware(&fw, fw_file, dev->mt76.dev); 3109 if (ret) 3110 return ret; 3111 3112 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 3113 dev_err(dev->mt76.dev, "Invalid firmware\n"); 3114 ret = -EINVAL; 3115 goto out; 3116 } 3117 3118 hdr = (const void *)(fw->data + fw->size - sizeof(*hdr)); 3119 dev_info(dev->mt76.dev, "%s Firmware Version: %.10s, Build Time: %.15s\n", 3120 fw_type, hdr->fw_ver, hdr->build_date); 3121 3122 ret = mt7996_mcu_send_ram_firmware(dev, hdr, fw->data, ram_type); 3123 if (ret) { 3124 dev_err(dev->mt76.dev, "Failed to start %s firmware\n", fw_type); 3125 goto out; 3126 } 3127 3128 snprintf(dev->mt76.hw->wiphy->fw_version, 3129 sizeof(dev->mt76.hw->wiphy->fw_version), 3130 "%.10s-%.15s", hdr->fw_ver, hdr->build_date); 3131 3132 out: 3133 release_firmware(fw); 3134 3135 return ret; 3136 } 3137 3138 static int mt7996_load_ram(struct mt7996_dev *dev) 3139 { 3140 int ret; 3141 3142 ret = __mt7996_load_ram(dev, "WM", fw_name(dev, FIRMWARE_WM), 3143 MT7996_RAM_TYPE_WM); 3144 if (ret) 3145 return ret; 3146 3147 if (!mt7996_has_wa(dev)) 3148 return 0; 3149 3150 ret = __mt7996_load_ram(dev, "DSP", fw_name(dev, FIRMWARE_DSP), 3151 MT7996_RAM_TYPE_DSP); 3152 if (ret) 3153 return ret; 3154 3155 return __mt7996_load_ram(dev, "WA", fw_name(dev, FIRMWARE_WA), 3156 MT7996_RAM_TYPE_WA); 3157 } 3158 3159 static int 3160 mt7996_firmware_state(struct mt7996_dev *dev, u8 fw_state) 3161 { 3162 u32 state = FIELD_PREP(MT_TOP_MISC_FW_STATE, fw_state); 3163 3164 if (!mt76_poll_msec(dev, MT_TOP_MISC, MT_TOP_MISC_FW_STATE, 3165 state, 1000)) { 3166 dev_err(dev->mt76.dev, "Timeout for initializing firmware\n"); 3167 return -EIO; 3168 } 3169 return 0; 3170 } 3171 3172 static int 3173 mt7996_mcu_restart(struct mt76_dev *dev) 3174 { 3175 struct { 3176 u8 __rsv1[4]; 3177 3178 __le16 tag; 3179 __le16 len; 3180 u8 power_mode; 3181 u8 __rsv2[3]; 3182 } __packed req = { 3183 .tag = cpu_to_le16(UNI_POWER_OFF), 3184 .len = cpu_to_le16(sizeof(req) - 4), 3185 .power_mode = 1, 3186 }; 3187 3188 return mt76_mcu_send_msg(dev, MCU_WM_UNI_CMD(POWER_CTRL), &req, 3189 sizeof(req), false); 3190 } 3191 3192 static int mt7996_load_firmware(struct mt7996_dev *dev) 3193 { 3194 u8 fw_state; 3195 int ret; 3196 3197 /* make sure fw is download state */ 3198 if (mt7996_firmware_state(dev, FW_STATE_FW_DOWNLOAD)) { 3199 /* restart firmware once */ 3200 mt7996_mcu_restart(&dev->mt76); 3201 ret = mt7996_firmware_state(dev, FW_STATE_FW_DOWNLOAD); 3202 if (ret) { 3203 dev_err(dev->mt76.dev, 3204 "Firmware is not ready for download\n"); 3205 return ret; 3206 } 3207 } 3208 3209 ret = mt7996_load_patch(dev); 3210 if (ret) 3211 return ret; 3212 3213 ret = mt7996_load_ram(dev); 3214 if (ret) 3215 return ret; 3216 3217 fw_state = mt7996_has_wa(dev) ? FW_STATE_RDY : FW_STATE_NORMAL_TRX; 3218 ret = mt7996_firmware_state(dev, fw_state); 3219 if (ret) 3220 return ret; 3221 3222 mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_FWDL], false); 3223 3224 dev_dbg(dev->mt76.dev, "Firmware init done\n"); 3225 3226 return 0; 3227 } 3228 3229 int mt7996_mcu_fw_log_2_host(struct mt7996_dev *dev, u8 type, u8 ctrl) 3230 { 3231 struct { 3232 u8 _rsv[4]; 3233 3234 __le16 tag; 3235 __le16 len; 3236 u8 ctrl; 3237 u8 interval; 3238 u8 _rsv2[2]; 3239 } __packed data = { 3240 .tag = cpu_to_le16(UNI_WSYS_CONFIG_FW_LOG_CTRL), 3241 .len = cpu_to_le16(sizeof(data) - 4), 3242 .ctrl = ctrl, 3243 }; 3244 3245 if (type == MCU_FW_LOG_WA) 3246 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_UNI_CMD(WSYS_CONFIG), 3247 &data, sizeof(data), true); 3248 3249 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(WSYS_CONFIG), &data, 3250 sizeof(data), true); 3251 } 3252 3253 int mt7996_mcu_fw_dbg_ctrl(struct mt7996_dev *dev, u32 module, u8 level) 3254 { 3255 struct { 3256 u8 _rsv[4]; 3257 3258 __le16 tag; 3259 __le16 len; 3260 __le32 module_idx; 3261 u8 level; 3262 u8 _rsv2[3]; 3263 } data = { 3264 .tag = cpu_to_le16(UNI_WSYS_CONFIG_FW_DBG_CTRL), 3265 .len = cpu_to_le16(sizeof(data) - 4), 3266 .module_idx = cpu_to_le32(module), 3267 .level = level, 3268 }; 3269 3270 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(WSYS_CONFIG), &data, 3271 sizeof(data), false); 3272 } 3273 3274 static int mt7996_mcu_set_mwds(struct mt7996_dev *dev, bool enabled) 3275 { 3276 struct { 3277 u8 enable; 3278 u8 _rsv[3]; 3279 } __packed req = { 3280 .enable = enabled 3281 }; 3282 3283 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_EXT_CMD(MWDS_SUPPORT), &req, 3284 sizeof(req), false); 3285 } 3286 3287 static void mt7996_add_rx_airtime_tlv(struct sk_buff *skb, u8 band_idx) 3288 { 3289 struct vow_rx_airtime *req; 3290 struct tlv *tlv; 3291 3292 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_VOW_RX_AT_AIRTIME_CLR_EN, sizeof(*req)); 3293 req = (struct vow_rx_airtime *)tlv; 3294 req->enable = true; 3295 req->band = band_idx; 3296 3297 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_VOW_RX_AT_AIRTIME_EN, sizeof(*req)); 3298 req = (struct vow_rx_airtime *)tlv; 3299 req->enable = true; 3300 req->band = band_idx; 3301 } 3302 3303 static int 3304 mt7996_mcu_init_rx_airtime(struct mt7996_dev *dev) 3305 { 3306 struct uni_header hdr = {}; 3307 struct sk_buff *skb; 3308 int len, num, i; 3309 3310 num = 2 + 2 * (mt7996_band_valid(dev, MT_BAND1) + 3311 mt7996_band_valid(dev, MT_BAND2)); 3312 len = sizeof(hdr) + num * sizeof(struct vow_rx_airtime); 3313 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 3314 if (!skb) 3315 return -ENOMEM; 3316 3317 skb_put_data(skb, &hdr, sizeof(hdr)); 3318 3319 for (i = 0; i < __MT_MAX_BAND; i++) { 3320 if (mt7996_band_valid(dev, i)) 3321 mt7996_add_rx_airtime_tlv(skb, i); 3322 } 3323 3324 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 3325 MCU_WM_UNI_CMD(VOW), true); 3326 } 3327 3328 int mt7996_mcu_init_firmware(struct mt7996_dev *dev) 3329 { 3330 int ret; 3331 3332 /* force firmware operation mode into normal state, 3333 * which should be set before firmware download stage. 3334 */ 3335 mt76_wr(dev, MT_SWDEF_MODE, MT_SWDEF_NORMAL_MODE); 3336 3337 ret = mt7996_driver_own(dev, 0); 3338 if (ret) 3339 return ret; 3340 /* set driver own for band1 when two hif exist */ 3341 if (dev->hif2) { 3342 ret = mt7996_driver_own(dev, 1); 3343 if (ret) 3344 return ret; 3345 } 3346 3347 ret = mt7996_load_firmware(dev); 3348 if (ret) 3349 return ret; 3350 3351 set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); 3352 ret = mt7996_mcu_fw_log_2_host(dev, MCU_FW_LOG_WM, 0); 3353 if (ret) 3354 return ret; 3355 3356 if (mt7996_has_wa(dev)) { 3357 ret = mt7996_mcu_fw_log_2_host(dev, MCU_FW_LOG_WA, 0); 3358 if (ret) 3359 return ret; 3360 3361 ret = mt7996_mcu_set_mwds(dev, 1); 3362 if (ret) 3363 return ret; 3364 } 3365 3366 ret = mt7996_mcu_init_rx_airtime(dev); 3367 if (ret) 3368 return ret; 3369 3370 return mt7996_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(SET), 3371 MCU_WA_PARAM_RED, 0, 0); 3372 } 3373 3374 int mt7996_mcu_init(struct mt7996_dev *dev) 3375 { 3376 static const struct mt76_mcu_ops mt7996_mcu_ops = { 3377 .headroom = sizeof(struct mt76_connac2_mcu_txd), /* reuse */ 3378 .mcu_skb_send_msg = mt7996_mcu_send_message, 3379 .mcu_parse_response = mt7996_mcu_parse_response, 3380 }; 3381 3382 dev->mt76.mcu_ops = &mt7996_mcu_ops; 3383 3384 return mt7996_mcu_init_firmware(dev); 3385 } 3386 3387 void mt7996_mcu_exit(struct mt7996_dev *dev) 3388 { 3389 mt7996_mcu_restart(&dev->mt76); 3390 if (mt7996_firmware_state(dev, FW_STATE_FW_DOWNLOAD)) { 3391 dev_err(dev->mt76.dev, "Failed to exit mcu\n"); 3392 goto out; 3393 } 3394 3395 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(0), MT_TOP_LPCR_HOST_FW_OWN); 3396 if (dev->hif2) 3397 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(1), 3398 MT_TOP_LPCR_HOST_FW_OWN); 3399 out: 3400 skb_queue_purge(&dev->mt76.mcu.res_q); 3401 } 3402 3403 int mt7996_mcu_set_hdr_trans(struct mt7996_dev *dev, bool hdr_trans) 3404 { 3405 struct { 3406 u8 __rsv[4]; 3407 } __packed hdr = {}; 3408 struct hdr_trans_blacklist *req_blacklist; 3409 struct hdr_trans_en *req_en; 3410 struct sk_buff *skb; 3411 struct tlv *tlv; 3412 int len = MT7996_HDR_TRANS_MAX_SIZE + sizeof(hdr); 3413 3414 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 3415 if (!skb) 3416 return -ENOMEM; 3417 3418 skb_put_data(skb, &hdr, sizeof(hdr)); 3419 3420 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_HDR_TRANS_EN, sizeof(*req_en)); 3421 req_en = (struct hdr_trans_en *)tlv; 3422 req_en->enable = hdr_trans; 3423 3424 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_HDR_TRANS_VLAN, 3425 sizeof(struct hdr_trans_vlan)); 3426 3427 if (hdr_trans) { 3428 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_HDR_TRANS_BLACKLIST, 3429 sizeof(*req_blacklist)); 3430 req_blacklist = (struct hdr_trans_blacklist *)tlv; 3431 req_blacklist->enable = 1; 3432 req_blacklist->type = cpu_to_le16(ETH_P_PAE); 3433 } 3434 3435 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 3436 MCU_WM_UNI_CMD(RX_HDR_TRANS), true); 3437 } 3438 3439 int mt7996_mcu_set_tx(struct mt7996_dev *dev, struct ieee80211_vif *vif, 3440 struct ieee80211_bss_conf *link_conf) 3441 { 3442 #define MCU_EDCA_AC_PARAM 0 3443 #define WMM_AIFS_SET BIT(0) 3444 #define WMM_CW_MIN_SET BIT(1) 3445 #define WMM_CW_MAX_SET BIT(2) 3446 #define WMM_TXOP_SET BIT(3) 3447 #define WMM_PARAM_SET (WMM_AIFS_SET | WMM_CW_MIN_SET | \ 3448 WMM_CW_MAX_SET | WMM_TXOP_SET) 3449 struct mt7996_vif_link *link = mt7996_vif_conf_link(dev, vif, link_conf); 3450 struct { 3451 u8 bss_idx; 3452 u8 __rsv[3]; 3453 } __packed hdr = { 3454 .bss_idx = link->mt76.idx, 3455 }; 3456 struct sk_buff *skb; 3457 int len = sizeof(hdr) + IEEE80211_NUM_ACS * sizeof(struct edca); 3458 int ac; 3459 3460 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 3461 if (!skb) 3462 return -ENOMEM; 3463 3464 skb_put_data(skb, &hdr, sizeof(hdr)); 3465 3466 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { 3467 struct ieee80211_tx_queue_params *q = &link->queue_params[ac]; 3468 struct edca *e; 3469 struct tlv *tlv; 3470 3471 tlv = mt7996_mcu_add_uni_tlv(skb, MCU_EDCA_AC_PARAM, sizeof(*e)); 3472 3473 e = (struct edca *)tlv; 3474 e->set = WMM_PARAM_SET; 3475 e->queue = ac; 3476 e->aifs = q->aifs; 3477 e->txop = cpu_to_le16(q->txop); 3478 3479 if (q->cw_min) 3480 e->cw_min = fls(q->cw_min); 3481 else 3482 e->cw_min = 5; 3483 3484 if (q->cw_max) 3485 e->cw_max = fls(q->cw_max); 3486 else 3487 e->cw_max = 10; 3488 } 3489 3490 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 3491 MCU_WM_UNI_CMD(EDCA_UPDATE), true); 3492 } 3493 3494 int mt7996_mcu_set_fcc5_lpn(struct mt7996_dev *dev, int val) 3495 { 3496 struct { 3497 u8 _rsv[4]; 3498 3499 __le16 tag; 3500 __le16 len; 3501 3502 __le32 ctrl; 3503 __le16 min_lpn; 3504 u8 rsv[2]; 3505 } __packed req = { 3506 .tag = cpu_to_le16(UNI_RDD_CTRL_SET_TH), 3507 .len = cpu_to_le16(sizeof(req) - 4), 3508 3509 .ctrl = cpu_to_le32(0x1), 3510 .min_lpn = cpu_to_le16(val), 3511 }; 3512 3513 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL), 3514 &req, sizeof(req), true); 3515 } 3516 3517 int mt7996_mcu_set_pulse_th(struct mt7996_dev *dev, 3518 const struct mt7996_dfs_pulse *pulse) 3519 { 3520 struct { 3521 u8 _rsv[4]; 3522 3523 __le16 tag; 3524 __le16 len; 3525 3526 __le32 ctrl; 3527 3528 __le32 max_width; /* us */ 3529 __le32 max_pwr; /* dbm */ 3530 __le32 min_pwr; /* dbm */ 3531 __le32 min_stgr_pri; /* us */ 3532 __le32 max_stgr_pri; /* us */ 3533 __le32 min_cr_pri; /* us */ 3534 __le32 max_cr_pri; /* us */ 3535 } __packed req = { 3536 .tag = cpu_to_le16(UNI_RDD_CTRL_SET_TH), 3537 .len = cpu_to_le16(sizeof(req) - 4), 3538 3539 .ctrl = cpu_to_le32(0x3), 3540 3541 #define __req_field(field) .field = cpu_to_le32(pulse->field) 3542 __req_field(max_width), 3543 __req_field(max_pwr), 3544 __req_field(min_pwr), 3545 __req_field(min_stgr_pri), 3546 __req_field(max_stgr_pri), 3547 __req_field(min_cr_pri), 3548 __req_field(max_cr_pri), 3549 #undef __req_field 3550 }; 3551 3552 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL), 3553 &req, sizeof(req), true); 3554 } 3555 3556 int mt7996_mcu_set_radar_th(struct mt7996_dev *dev, int index, 3557 const struct mt7996_dfs_pattern *pattern) 3558 { 3559 struct { 3560 u8 _rsv[4]; 3561 3562 __le16 tag; 3563 __le16 len; 3564 3565 __le32 ctrl; 3566 __le16 radar_type; 3567 3568 u8 enb; 3569 u8 stgr; 3570 u8 min_crpn; 3571 u8 max_crpn; 3572 u8 min_crpr; 3573 u8 min_pw; 3574 __le32 min_pri; 3575 __le32 max_pri; 3576 u8 max_pw; 3577 u8 min_crbn; 3578 u8 max_crbn; 3579 u8 min_stgpn; 3580 u8 max_stgpn; 3581 u8 min_stgpr; 3582 u8 rsv[2]; 3583 __le32 min_stgpr_diff; 3584 } __packed req = { 3585 .tag = cpu_to_le16(UNI_RDD_CTRL_SET_TH), 3586 .len = cpu_to_le16(sizeof(req) - 4), 3587 3588 .ctrl = cpu_to_le32(0x2), 3589 .radar_type = cpu_to_le16(index), 3590 3591 #define __req_field_u8(field) .field = pattern->field 3592 #define __req_field_u32(field) .field = cpu_to_le32(pattern->field) 3593 __req_field_u8(enb), 3594 __req_field_u8(stgr), 3595 __req_field_u8(min_crpn), 3596 __req_field_u8(max_crpn), 3597 __req_field_u8(min_crpr), 3598 __req_field_u8(min_pw), 3599 __req_field_u32(min_pri), 3600 __req_field_u32(max_pri), 3601 __req_field_u8(max_pw), 3602 __req_field_u8(min_crbn), 3603 __req_field_u8(max_crbn), 3604 __req_field_u8(min_stgpn), 3605 __req_field_u8(max_stgpn), 3606 __req_field_u8(min_stgpr), 3607 __req_field_u32(min_stgpr_diff), 3608 #undef __req_field_u8 3609 #undef __req_field_u32 3610 }; 3611 3612 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL), 3613 &req, sizeof(req), true); 3614 } 3615 3616 static int 3617 mt7996_mcu_background_chain_ctrl(struct mt7996_phy *phy, 3618 struct cfg80211_chan_def *chandef, 3619 int cmd) 3620 { 3621 struct mt7996_dev *dev = phy->dev; 3622 struct mt76_phy *mphy = phy->mt76; 3623 struct ieee80211_channel *chan = mphy->chandef.chan; 3624 int freq = mphy->chandef.center_freq1; 3625 struct mt7996_mcu_background_chain_ctrl req = { 3626 .tag = cpu_to_le16(0), 3627 .len = cpu_to_le16(sizeof(req) - 4), 3628 .monitor_scan_type = 2, /* simple rx */ 3629 }; 3630 3631 if (!chandef && cmd != CH_SWITCH_BACKGROUND_SCAN_STOP) 3632 return -EINVAL; 3633 3634 if (!cfg80211_chandef_valid(&mphy->chandef)) 3635 return -EINVAL; 3636 3637 switch (cmd) { 3638 case CH_SWITCH_BACKGROUND_SCAN_START: { 3639 req.chan = chan->hw_value; 3640 req.central_chan = ieee80211_frequency_to_channel(freq); 3641 req.bw = mt76_connac_chan_bw(&mphy->chandef); 3642 req.monitor_chan = chandef->chan->hw_value; 3643 req.monitor_central_chan = 3644 ieee80211_frequency_to_channel(chandef->center_freq1); 3645 req.monitor_bw = mt76_connac_chan_bw(chandef); 3646 req.band_idx = phy->mt76->band_idx; 3647 req.scan_mode = 1; 3648 break; 3649 } 3650 case CH_SWITCH_BACKGROUND_SCAN_RUNNING: 3651 req.monitor_chan = chandef->chan->hw_value; 3652 req.monitor_central_chan = 3653 ieee80211_frequency_to_channel(chandef->center_freq1); 3654 req.band_idx = phy->mt76->band_idx; 3655 req.scan_mode = 2; 3656 break; 3657 case CH_SWITCH_BACKGROUND_SCAN_STOP: 3658 req.chan = chan->hw_value; 3659 req.central_chan = ieee80211_frequency_to_channel(freq); 3660 req.bw = mt76_connac_chan_bw(&mphy->chandef); 3661 req.tx_stream = hweight8(mphy->antenna_mask); 3662 req.rx_stream = mphy->antenna_mask; 3663 break; 3664 default: 3665 return -EINVAL; 3666 } 3667 req.band = chandef ? chandef->chan->band == NL80211_BAND_5GHZ : 1; 3668 3669 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(OFFCH_SCAN_CTRL), 3670 &req, sizeof(req), false); 3671 } 3672 3673 int mt7996_mcu_rdd_background_enable(struct mt7996_phy *phy, 3674 struct cfg80211_chan_def *chandef) 3675 { 3676 struct mt7996_dev *dev = phy->dev; 3677 int err, region, rdd_idx = mt7996_get_rdd_idx(phy, true); 3678 3679 if (!chandef) { /* disable offchain */ 3680 err = mt7996_mcu_rdd_cmd(dev, RDD_STOP, rdd_idx, 0); 3681 if (err) 3682 return err; 3683 3684 return mt7996_mcu_background_chain_ctrl(phy, NULL, 3685 CH_SWITCH_BACKGROUND_SCAN_STOP); 3686 } 3687 3688 err = mt7996_mcu_background_chain_ctrl(phy, chandef, 3689 CH_SWITCH_BACKGROUND_SCAN_START); 3690 if (err) 3691 return err; 3692 3693 switch (dev->mt76.region) { 3694 case NL80211_DFS_ETSI: 3695 region = 0; 3696 break; 3697 case NL80211_DFS_JP: 3698 region = 2; 3699 break; 3700 case NL80211_DFS_FCC: 3701 default: 3702 region = 1; 3703 break; 3704 } 3705 3706 return mt7996_mcu_rdd_cmd(dev, RDD_START, rdd_idx, region); 3707 } 3708 3709 int mt7996_mcu_set_chan_info(struct mt7996_phy *phy, u16 tag) 3710 { 3711 static const u8 ch_band[] = { 3712 [NL80211_BAND_2GHZ] = 0, 3713 [NL80211_BAND_5GHZ] = 1, 3714 [NL80211_BAND_6GHZ] = 2, 3715 }; 3716 struct mt7996_dev *dev = phy->dev; 3717 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 3718 int freq1 = chandef->center_freq1; 3719 u8 band_idx = phy->mt76->band_idx; 3720 struct { 3721 /* fixed field */ 3722 u8 __rsv[4]; 3723 3724 __le16 tag; 3725 __le16 len; 3726 u8 control_ch; 3727 u8 center_ch; 3728 u8 bw; 3729 u8 tx_path_num; 3730 u8 rx_path; /* mask or num */ 3731 u8 switch_reason; 3732 u8 band_idx; 3733 u8 center_ch2; /* for 80+80 only */ 3734 __le16 cac_case; 3735 u8 channel_band; 3736 u8 rsv0; 3737 __le32 outband_freq; 3738 u8 txpower_drop; 3739 u8 ap_bw; 3740 u8 ap_center_ch; 3741 u8 rsv1[53]; 3742 } __packed req = { 3743 .tag = cpu_to_le16(tag), 3744 .len = cpu_to_le16(sizeof(req) - 4), 3745 .control_ch = chandef->chan->hw_value, 3746 .center_ch = ieee80211_frequency_to_channel(freq1), 3747 .bw = mt76_connac_chan_bw(chandef), 3748 .tx_path_num = hweight16(phy->mt76->chainmask), 3749 .rx_path = mt7996_rx_chainmask(phy) >> dev->chainshift[band_idx], 3750 .band_idx = band_idx, 3751 .channel_band = ch_band[chandef->chan->band], 3752 }; 3753 3754 if (phy->mt76->hw->conf.flags & IEEE80211_CONF_MONITOR) 3755 req.switch_reason = CH_SWITCH_NORMAL; 3756 else if (phy->mt76->offchannel || 3757 phy->mt76->hw->conf.flags & IEEE80211_CONF_IDLE) 3758 req.switch_reason = CH_SWITCH_SCAN_BYPASS_DPD; 3759 else if (!cfg80211_reg_can_beacon(phy->mt76->hw->wiphy, chandef, 3760 NL80211_IFTYPE_AP)) 3761 req.switch_reason = CH_SWITCH_DFS; 3762 else 3763 req.switch_reason = CH_SWITCH_NORMAL; 3764 3765 if (tag == UNI_CHANNEL_SWITCH) 3766 req.rx_path = hweight8(req.rx_path); 3767 3768 if (chandef->width == NL80211_CHAN_WIDTH_80P80) { 3769 int freq2 = chandef->center_freq2; 3770 3771 req.center_ch2 = ieee80211_frequency_to_channel(freq2); 3772 } 3773 3774 return mt76_mcu_send_msg(&dev->mt76, MCU_WMWA_UNI_CMD(CHANNEL_SWITCH), 3775 &req, sizeof(req), true); 3776 } 3777 3778 static int mt7996_mcu_set_eeprom_flash(struct mt7996_dev *dev) 3779 { 3780 #define MAX_PAGE_IDX_MASK GENMASK(7, 5) 3781 #define PAGE_IDX_MASK GENMASK(4, 2) 3782 #define PER_PAGE_SIZE 0x400 3783 struct mt7996_mcu_eeprom req = { 3784 .tag = cpu_to_le16(UNI_EFUSE_BUFFER_MODE), 3785 .buffer_mode = EE_MODE_BUFFER 3786 }; 3787 u16 eeprom_size = MT7996_EEPROM_SIZE; 3788 u8 total = DIV_ROUND_UP(eeprom_size, PER_PAGE_SIZE); 3789 u8 *eep = (u8 *)dev->mt76.eeprom.data; 3790 int eep_len, i; 3791 3792 for (i = 0; i < total; i++, eep += eep_len) { 3793 struct sk_buff *skb; 3794 int ret, msg_len; 3795 3796 if (i == total - 1 && !!(eeprom_size % PER_PAGE_SIZE)) 3797 eep_len = eeprom_size % PER_PAGE_SIZE; 3798 else 3799 eep_len = PER_PAGE_SIZE; 3800 3801 msg_len = sizeof(req) + eep_len; 3802 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, msg_len); 3803 if (!skb) 3804 return -ENOMEM; 3805 3806 req.len = cpu_to_le16(msg_len - 4); 3807 req.format = FIELD_PREP(MAX_PAGE_IDX_MASK, total - 1) | 3808 FIELD_PREP(PAGE_IDX_MASK, i) | EE_FORMAT_WHOLE; 3809 req.buf_len = cpu_to_le16(eep_len); 3810 3811 skb_put_data(skb, &req, sizeof(req)); 3812 skb_put_data(skb, eep, eep_len); 3813 3814 ret = mt76_mcu_skb_send_msg(&dev->mt76, skb, 3815 MCU_WM_UNI_CMD(EFUSE_CTRL), true); 3816 if (ret) 3817 return ret; 3818 } 3819 3820 return 0; 3821 } 3822 3823 int mt7996_mcu_set_eeprom(struct mt7996_dev *dev) 3824 { 3825 struct mt7996_mcu_eeprom req = { 3826 .tag = cpu_to_le16(UNI_EFUSE_BUFFER_MODE), 3827 .len = cpu_to_le16(sizeof(req) - 4), 3828 .buffer_mode = EE_MODE_EFUSE, 3829 .format = EE_FORMAT_WHOLE 3830 }; 3831 3832 if (dev->flash_mode) 3833 return mt7996_mcu_set_eeprom_flash(dev); 3834 3835 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(EFUSE_CTRL), 3836 &req, sizeof(req), true); 3837 } 3838 3839 int mt7996_mcu_get_eeprom(struct mt7996_dev *dev, u32 offset, u8 *buf, u32 buf_len) 3840 { 3841 struct { 3842 u8 _rsv[4]; 3843 3844 __le16 tag; 3845 __le16 len; 3846 __le32 addr; 3847 __le32 valid; 3848 u8 data[16]; 3849 } __packed req = { 3850 .tag = cpu_to_le16(UNI_EFUSE_ACCESS), 3851 .len = cpu_to_le16(sizeof(req) - 4), 3852 .addr = cpu_to_le32(round_down(offset, 3853 MT7996_EEPROM_BLOCK_SIZE)), 3854 }; 3855 struct sk_buff *skb; 3856 bool valid; 3857 int ret; 3858 3859 ret = mt76_mcu_send_and_get_msg(&dev->mt76, 3860 MCU_WM_UNI_CMD_QUERY(EFUSE_CTRL), 3861 &req, sizeof(req), true, &skb); 3862 if (ret) 3863 return ret; 3864 3865 valid = le32_to_cpu(*(__le32 *)(skb->data + 16)); 3866 if (valid) { 3867 u32 addr = le32_to_cpu(*(__le32 *)(skb->data + 12)); 3868 3869 if (!buf) 3870 buf = (u8 *)dev->mt76.eeprom.data + addr; 3871 if (!buf_len || buf_len > MT7996_EEPROM_BLOCK_SIZE) 3872 buf_len = MT7996_EEPROM_BLOCK_SIZE; 3873 3874 skb_pull(skb, 48); 3875 memcpy(buf, skb->data, buf_len); 3876 } else { 3877 ret = -EINVAL; 3878 } 3879 3880 dev_kfree_skb(skb); 3881 3882 return ret; 3883 } 3884 3885 int mt7996_mcu_get_eeprom_free_block(struct mt7996_dev *dev, u8 *block_num) 3886 { 3887 struct { 3888 u8 _rsv[4]; 3889 3890 __le16 tag; 3891 __le16 len; 3892 u8 num; 3893 u8 version; 3894 u8 die_idx; 3895 u8 _rsv2; 3896 } __packed req = { 3897 .tag = cpu_to_le16(UNI_EFUSE_FREE_BLOCK), 3898 .len = cpu_to_le16(sizeof(req) - 4), 3899 .version = 2, 3900 }; 3901 struct sk_buff *skb; 3902 int ret; 3903 3904 ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_WM_UNI_CMD_QUERY(EFUSE_CTRL), &req, 3905 sizeof(req), true, &skb); 3906 if (ret) 3907 return ret; 3908 3909 *block_num = *(u8 *)(skb->data + 8); 3910 dev_kfree_skb(skb); 3911 3912 return 0; 3913 } 3914 3915 int mt7996_mcu_get_chip_config(struct mt7996_dev *dev, u32 *cap) 3916 { 3917 #define NIC_CAP 3 3918 #define UNI_EVENT_CHIP_CONFIG_EFUSE_VERSION 0x21 3919 struct { 3920 u8 _rsv[4]; 3921 3922 __le16 tag; 3923 __le16 len; 3924 } __packed req = { 3925 .tag = cpu_to_le16(NIC_CAP), 3926 .len = cpu_to_le16(sizeof(req) - 4), 3927 }; 3928 struct sk_buff *skb; 3929 u8 *buf; 3930 int ret; 3931 3932 ret = mt76_mcu_send_and_get_msg(&dev->mt76, 3933 MCU_WM_UNI_CMD_QUERY(CHIP_CONFIG), &req, 3934 sizeof(req), true, &skb); 3935 if (ret) 3936 return ret; 3937 3938 /* fixed field */ 3939 skb_pull(skb, 4); 3940 3941 buf = skb->data; 3942 while (buf - skb->data < skb->len) { 3943 struct tlv *tlv = (struct tlv *)buf; 3944 3945 switch (le16_to_cpu(tlv->tag)) { 3946 case UNI_EVENT_CHIP_CONFIG_EFUSE_VERSION: 3947 *cap = le32_to_cpu(*(__le32 *)(buf + sizeof(*tlv))); 3948 break; 3949 default: 3950 break; 3951 } 3952 3953 buf += le16_to_cpu(tlv->len); 3954 } 3955 3956 dev_kfree_skb(skb); 3957 3958 return 0; 3959 } 3960 3961 int mt7996_mcu_get_chan_mib_info(struct mt7996_phy *phy, bool chan_switch) 3962 { 3963 enum { 3964 IDX_TX_TIME, 3965 IDX_RX_TIME, 3966 IDX_OBSS_AIRTIME, 3967 IDX_NON_WIFI_TIME, 3968 IDX_NUM 3969 }; 3970 struct { 3971 struct { 3972 u8 band; 3973 u8 __rsv[3]; 3974 } hdr; 3975 struct { 3976 __le16 tag; 3977 __le16 len; 3978 __le32 offs; 3979 } data[IDX_NUM]; 3980 } __packed req = { 3981 .hdr.band = phy->mt76->band_idx, 3982 }; 3983 static const u32 offs[] = { 3984 [IDX_TX_TIME] = UNI_MIB_TX_TIME, 3985 [IDX_RX_TIME] = UNI_MIB_RX_TIME, 3986 [IDX_OBSS_AIRTIME] = UNI_MIB_OBSS_AIRTIME, 3987 [IDX_NON_WIFI_TIME] = UNI_MIB_NON_WIFI_TIME, 3988 }; 3989 struct mt76_channel_state *state = phy->mt76->chan_state; 3990 struct mt76_channel_state *state_ts = &phy->state_ts; 3991 struct mt7996_dev *dev = phy->dev; 3992 struct mt7996_mcu_mib *res; 3993 struct sk_buff *skb; 3994 int i, ret; 3995 3996 for (i = 0; i < IDX_NUM; i++) { 3997 req.data[i].tag = cpu_to_le16(UNI_CMD_MIB_DATA); 3998 req.data[i].len = cpu_to_le16(sizeof(req.data[i])); 3999 req.data[i].offs = cpu_to_le32(offs[i]); 4000 } 4001 4002 ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_WM_UNI_CMD_QUERY(GET_MIB_INFO), 4003 &req, sizeof(req), true, &skb); 4004 if (ret) 4005 return ret; 4006 4007 skb_pull(skb, sizeof(req.hdr)); 4008 4009 res = (struct mt7996_mcu_mib *)(skb->data); 4010 4011 if (chan_switch) 4012 goto out; 4013 4014 #define __res_u64(s) le64_to_cpu(res[s].data) 4015 state->cc_tx += __res_u64(IDX_TX_TIME) - state_ts->cc_tx; 4016 state->cc_bss_rx += __res_u64(IDX_RX_TIME) - state_ts->cc_bss_rx; 4017 state->cc_rx += __res_u64(IDX_RX_TIME) + 4018 __res_u64(IDX_OBSS_AIRTIME) - 4019 state_ts->cc_rx; 4020 state->cc_busy += __res_u64(IDX_TX_TIME) + 4021 __res_u64(IDX_RX_TIME) + 4022 __res_u64(IDX_OBSS_AIRTIME) + 4023 __res_u64(IDX_NON_WIFI_TIME) - 4024 state_ts->cc_busy; 4025 out: 4026 state_ts->cc_tx = __res_u64(IDX_TX_TIME); 4027 state_ts->cc_bss_rx = __res_u64(IDX_RX_TIME); 4028 state_ts->cc_rx = __res_u64(IDX_RX_TIME) + __res_u64(IDX_OBSS_AIRTIME); 4029 state_ts->cc_busy = __res_u64(IDX_TX_TIME) + 4030 __res_u64(IDX_RX_TIME) + 4031 __res_u64(IDX_OBSS_AIRTIME) + 4032 __res_u64(IDX_NON_WIFI_TIME); 4033 #undef __res_u64 4034 4035 dev_kfree_skb(skb); 4036 4037 return 0; 4038 } 4039 4040 int mt7996_mcu_get_temperature(struct mt7996_phy *phy) 4041 { 4042 #define TEMPERATURE_QUERY 0 4043 #define GET_TEMPERATURE 0 4044 struct { 4045 u8 _rsv[4]; 4046 4047 __le16 tag; 4048 __le16 len; 4049 4050 u8 rsv1; 4051 u8 action; 4052 u8 band_idx; 4053 u8 rsv2; 4054 } req = { 4055 .tag = cpu_to_le16(TEMPERATURE_QUERY), 4056 .len = cpu_to_le16(sizeof(req) - 4), 4057 .action = GET_TEMPERATURE, 4058 .band_idx = phy->mt76->band_idx, 4059 }; 4060 struct mt7996_mcu_thermal { 4061 u8 _rsv[4]; 4062 4063 __le16 tag; 4064 __le16 len; 4065 4066 __le32 rsv; 4067 __le32 temperature; 4068 } __packed * res; 4069 struct sk_buff *skb; 4070 int ret; 4071 u32 temp; 4072 4073 ret = mt76_mcu_send_and_get_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(THERMAL), 4074 &req, sizeof(req), true, &skb); 4075 if (ret) 4076 return ret; 4077 4078 res = (void *)skb->data; 4079 temp = le32_to_cpu(res->temperature); 4080 dev_kfree_skb(skb); 4081 4082 return temp; 4083 } 4084 4085 int mt7996_mcu_set_thermal_throttling(struct mt7996_phy *phy, u8 state) 4086 { 4087 struct { 4088 u8 _rsv[4]; 4089 4090 __le16 tag; 4091 __le16 len; 4092 4093 struct mt7996_mcu_thermal_ctrl ctrl; 4094 } __packed req = { 4095 .tag = cpu_to_le16(UNI_CMD_THERMAL_PROTECT_DUTY_CONFIG), 4096 .len = cpu_to_le16(sizeof(req) - 4), 4097 .ctrl = { 4098 .band_idx = phy->mt76->band_idx, 4099 }, 4100 }; 4101 int level, ret; 4102 4103 /* set duty cycle and level */ 4104 for (level = 0; level < 4; level++) { 4105 req.ctrl.duty.duty_level = level; 4106 req.ctrl.duty.duty_cycle = state; 4107 state /= 2; 4108 4109 ret = mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(THERMAL), 4110 &req, sizeof(req), false); 4111 if (ret) 4112 return ret; 4113 } 4114 4115 return 0; 4116 } 4117 4118 int mt7996_mcu_set_thermal_protect(struct mt7996_phy *phy, bool enable) 4119 { 4120 #define SUSTAIN_PERIOD 10 4121 struct { 4122 u8 _rsv[4]; 4123 4124 __le16 tag; 4125 __le16 len; 4126 4127 struct mt7996_mcu_thermal_ctrl ctrl; 4128 struct mt7996_mcu_thermal_enable enable; 4129 } __packed req = { 4130 .len = cpu_to_le16(sizeof(req) - 4 - sizeof(req.enable)), 4131 .ctrl = { 4132 .band_idx = phy->mt76->band_idx, 4133 .type.protect_type = 1, 4134 .type.trigger_type = 1, 4135 }, 4136 }; 4137 int ret; 4138 4139 req.tag = cpu_to_le16(UNI_CMD_THERMAL_PROTECT_DISABLE); 4140 4141 ret = mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(THERMAL), 4142 &req, sizeof(req) - sizeof(req.enable), false); 4143 if (ret || !enable) 4144 return ret; 4145 4146 /* set high-temperature trigger threshold */ 4147 req.tag = cpu_to_le16(UNI_CMD_THERMAL_PROTECT_ENABLE); 4148 req.enable.restore_temp = cpu_to_le32(phy->throttle_temp[0]); 4149 req.enable.trigger_temp = cpu_to_le32(phy->throttle_temp[1]); 4150 req.enable.sustain_time = cpu_to_le16(SUSTAIN_PERIOD); 4151 4152 req.len = cpu_to_le16(sizeof(req) - 4); 4153 4154 return mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(THERMAL), 4155 &req, sizeof(req), false); 4156 } 4157 4158 int mt7996_mcu_set_ser(struct mt7996_dev *dev, u8 action, u8 val, u8 band) 4159 { 4160 struct { 4161 u8 rsv[4]; 4162 4163 __le16 tag; 4164 __le16 len; 4165 4166 union { 4167 struct { 4168 __le32 mask; 4169 } __packed set; 4170 4171 struct { 4172 u8 method; 4173 u8 band; 4174 u8 rsv2[2]; 4175 } __packed trigger; 4176 }; 4177 } __packed req = { 4178 .tag = cpu_to_le16(action), 4179 .len = cpu_to_le16(sizeof(req) - 4), 4180 }; 4181 4182 switch (action) { 4183 case UNI_CMD_SER_SET: 4184 req.set.mask = cpu_to_le32(val); 4185 break; 4186 case UNI_CMD_SER_TRIGGER: 4187 req.trigger.method = val; 4188 req.trigger.band = band; 4189 break; 4190 default: 4191 return -EINVAL; 4192 } 4193 4194 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SER), 4195 &req, sizeof(req), false); 4196 } 4197 4198 int mt7996_mcu_set_txbf(struct mt7996_dev *dev, u8 action) 4199 { 4200 #define MT7996_BF_MAX_SIZE sizeof(union bf_tag_tlv) 4201 #define BF_PROCESSING 4 4202 struct uni_header hdr; 4203 struct sk_buff *skb; 4204 struct tlv *tlv; 4205 int len = sizeof(hdr) + MT7996_BF_MAX_SIZE; 4206 4207 memset(&hdr, 0, sizeof(hdr)); 4208 4209 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 4210 if (!skb) 4211 return -ENOMEM; 4212 4213 skb_put_data(skb, &hdr, sizeof(hdr)); 4214 4215 switch (action) { 4216 case BF_SOUNDING_ON: { 4217 struct bf_sounding_on *req_snd_on; 4218 4219 tlv = mt7996_mcu_add_uni_tlv(skb, action, sizeof(*req_snd_on)); 4220 req_snd_on = (struct bf_sounding_on *)tlv; 4221 req_snd_on->snd_mode = BF_PROCESSING; 4222 break; 4223 } 4224 case BF_HW_EN_UPDATE: { 4225 struct bf_hw_en_status_update *req_hw_en; 4226 4227 tlv = mt7996_mcu_add_uni_tlv(skb, action, sizeof(*req_hw_en)); 4228 req_hw_en = (struct bf_hw_en_status_update *)tlv; 4229 req_hw_en->ebf = true; 4230 req_hw_en->ibf = dev->ibf; 4231 break; 4232 } 4233 case BF_MOD_EN_CTRL: { 4234 struct bf_mod_en_ctrl *req_mod_en; 4235 4236 tlv = mt7996_mcu_add_uni_tlv(skb, action, sizeof(*req_mod_en)); 4237 req_mod_en = (struct bf_mod_en_ctrl *)tlv; 4238 req_mod_en->bf_num = mt7996_band_valid(dev, MT_BAND2) ? 3 : 2; 4239 req_mod_en->bf_bitmap = mt7996_band_valid(dev, MT_BAND2) ? 4240 GENMASK(2, 0) : GENMASK(1, 0); 4241 break; 4242 } 4243 default: 4244 return -EINVAL; 4245 } 4246 4247 return mt76_mcu_skb_send_msg(&dev->mt76, skb, MCU_WM_UNI_CMD(BF), true); 4248 } 4249 4250 static int 4251 mt7996_mcu_enable_obss_spr(struct mt7996_phy *phy, u16 action, u8 val) 4252 { 4253 struct mt7996_dev *dev = phy->dev; 4254 struct { 4255 u8 band_idx; 4256 u8 __rsv[3]; 4257 4258 __le16 tag; 4259 __le16 len; 4260 4261 __le32 val; 4262 } __packed req = { 4263 .band_idx = phy->mt76->band_idx, 4264 .tag = cpu_to_le16(action), 4265 .len = cpu_to_le16(sizeof(req) - 4), 4266 .val = cpu_to_le32(val), 4267 }; 4268 4269 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR), 4270 &req, sizeof(req), true); 4271 } 4272 4273 static int 4274 mt7996_mcu_set_obss_spr_pd(struct mt7996_phy *phy, 4275 struct ieee80211_he_obss_pd *he_obss_pd) 4276 { 4277 struct mt7996_dev *dev = phy->dev; 4278 u8 max_th = 82, non_srg_max_th = 62; 4279 struct { 4280 u8 band_idx; 4281 u8 __rsv[3]; 4282 4283 __le16 tag; 4284 __le16 len; 4285 4286 u8 pd_th_non_srg; 4287 u8 pd_th_srg; 4288 u8 period_offs; 4289 u8 rcpi_src; 4290 __le16 obss_pd_min; 4291 __le16 obss_pd_min_srg; 4292 u8 resp_txpwr_mode; 4293 u8 txpwr_restrict_mode; 4294 u8 txpwr_ref; 4295 u8 __rsv2[3]; 4296 } __packed req = { 4297 .band_idx = phy->mt76->band_idx, 4298 .tag = cpu_to_le16(UNI_CMD_SR_SET_PARAM), 4299 .len = cpu_to_le16(sizeof(req) - 4), 4300 .obss_pd_min = cpu_to_le16(max_th), 4301 .obss_pd_min_srg = cpu_to_le16(max_th), 4302 .txpwr_restrict_mode = 2, 4303 .txpwr_ref = 21 4304 }; 4305 int ret; 4306 4307 /* disable firmware dynamical PD asjustment */ 4308 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_DPD, false); 4309 if (ret) 4310 return ret; 4311 4312 if (he_obss_pd->sr_ctrl & 4313 IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED) 4314 req.pd_th_non_srg = max_th; 4315 else if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT) 4316 req.pd_th_non_srg = max_th - he_obss_pd->non_srg_max_offset; 4317 else 4318 req.pd_th_non_srg = non_srg_max_th; 4319 4320 if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT) 4321 req.pd_th_srg = max_th - he_obss_pd->max_offset; 4322 4323 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR), 4324 &req, sizeof(req), true); 4325 } 4326 4327 static int 4328 mt7996_mcu_set_obss_spr_siga(struct mt7996_phy *phy, 4329 struct mt7996_vif_link *link, 4330 struct ieee80211_he_obss_pd *he_obss_pd) 4331 { 4332 struct mt7996_dev *dev = phy->dev; 4333 u8 omac = link->mt76.omac_idx; 4334 struct { 4335 u8 band_idx; 4336 u8 __rsv[3]; 4337 4338 __le16 tag; 4339 __le16 len; 4340 4341 u8 omac; 4342 u8 __rsv2[3]; 4343 u8 flag[20]; 4344 } __packed req = { 4345 .band_idx = phy->mt76->band_idx, 4346 .tag = cpu_to_le16(UNI_CMD_SR_SET_SIGA), 4347 .len = cpu_to_le16(sizeof(req) - 4), 4348 .omac = omac > HW_BSSID_MAX ? omac - 12 : omac, 4349 }; 4350 int ret; 4351 4352 if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED) 4353 req.flag[req.omac] = 0xf; 4354 else 4355 return 0; 4356 4357 /* switch to normal AP mode */ 4358 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_MODE, 0); 4359 if (ret) 4360 return ret; 4361 4362 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR), 4363 &req, sizeof(req), true); 4364 } 4365 4366 static int 4367 mt7996_mcu_set_obss_spr_bitmap(struct mt7996_phy *phy, 4368 struct ieee80211_he_obss_pd *he_obss_pd) 4369 { 4370 struct mt7996_dev *dev = phy->dev; 4371 struct { 4372 u8 band_idx; 4373 u8 __rsv[3]; 4374 4375 __le16 tag; 4376 __le16 len; 4377 4378 __le32 color_l[2]; 4379 __le32 color_h[2]; 4380 __le32 bssid_l[2]; 4381 __le32 bssid_h[2]; 4382 } __packed req = { 4383 .band_idx = phy->mt76->band_idx, 4384 .tag = cpu_to_le16(UNI_CMD_SR_SET_SRG_BITMAP), 4385 .len = cpu_to_le16(sizeof(req) - 4), 4386 }; 4387 u32 bitmap; 4388 4389 memcpy(&bitmap, he_obss_pd->bss_color_bitmap, sizeof(bitmap)); 4390 req.color_l[req.band_idx] = cpu_to_le32(bitmap); 4391 4392 memcpy(&bitmap, he_obss_pd->bss_color_bitmap + 4, sizeof(bitmap)); 4393 req.color_h[req.band_idx] = cpu_to_le32(bitmap); 4394 4395 memcpy(&bitmap, he_obss_pd->partial_bssid_bitmap, sizeof(bitmap)); 4396 req.bssid_l[req.band_idx] = cpu_to_le32(bitmap); 4397 4398 memcpy(&bitmap, he_obss_pd->partial_bssid_bitmap + 4, sizeof(bitmap)); 4399 req.bssid_h[req.band_idx] = cpu_to_le32(bitmap); 4400 4401 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR), &req, 4402 sizeof(req), true); 4403 } 4404 4405 int mt7996_mcu_add_obss_spr(struct mt7996_phy *phy, 4406 struct mt7996_vif_link *link, 4407 struct ieee80211_he_obss_pd *he_obss_pd) 4408 { 4409 int ret; 4410 4411 /* enable firmware scene detection algorithms */ 4412 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_SD, 4413 sr_scene_detect); 4414 if (ret) 4415 return ret; 4416 4417 /* firmware dynamically adjusts PD threshold so skip manual control */ 4418 if (sr_scene_detect && !he_obss_pd->enable) 4419 return 0; 4420 4421 /* enable spatial reuse */ 4422 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE, 4423 he_obss_pd->enable); 4424 if (ret) 4425 return ret; 4426 4427 if (sr_scene_detect || !he_obss_pd->enable) 4428 return 0; 4429 4430 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_TX, true); 4431 if (ret) 4432 return ret; 4433 4434 /* set SRG/non-SRG OBSS PD threshold */ 4435 ret = mt7996_mcu_set_obss_spr_pd(phy, he_obss_pd); 4436 if (ret) 4437 return ret; 4438 4439 /* Set SR prohibit */ 4440 ret = mt7996_mcu_set_obss_spr_siga(phy, link, he_obss_pd); 4441 if (ret) 4442 return ret; 4443 4444 /* set SRG BSS color/BSSID bitmap */ 4445 return mt7996_mcu_set_obss_spr_bitmap(phy, he_obss_pd); 4446 } 4447 4448 int mt7996_mcu_update_bss_color(struct mt7996_dev *dev, 4449 struct mt76_vif_link *mlink, 4450 struct cfg80211_he_bss_color *he_bss_color) 4451 { 4452 int len = sizeof(struct bss_req_hdr) + sizeof(struct bss_color_tlv); 4453 struct bss_color_tlv *bss_color; 4454 struct sk_buff *skb; 4455 struct tlv *tlv; 4456 4457 skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, mlink, len); 4458 if (IS_ERR(skb)) 4459 return PTR_ERR(skb); 4460 4461 tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_BSS_COLOR, 4462 sizeof(*bss_color)); 4463 bss_color = (struct bss_color_tlv *)tlv; 4464 bss_color->enable = he_bss_color->enabled; 4465 bss_color->color = he_bss_color->color; 4466 4467 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 4468 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 4469 } 4470 4471 #define TWT_AGRT_TRIGGER BIT(0) 4472 #define TWT_AGRT_ANNOUNCE BIT(1) 4473 #define TWT_AGRT_PROTECT BIT(2) 4474 4475 int mt7996_mcu_twt_agrt_update(struct mt7996_dev *dev, 4476 struct mt7996_vif_link *link, 4477 struct mt7996_twt_flow *flow, 4478 int cmd) 4479 { 4480 struct { 4481 /* fixed field */ 4482 u8 bss; 4483 u8 _rsv[3]; 4484 4485 __le16 tag; 4486 __le16 len; 4487 u8 tbl_idx; 4488 u8 cmd; 4489 u8 own_mac_idx; 4490 u8 flowid; /* 0xff for group id */ 4491 __le16 peer_id; /* specify the peer_id (msb=0) 4492 * or group_id (msb=1) 4493 */ 4494 u8 duration; /* 256 us */ 4495 u8 bss_idx; 4496 __le64 start_tsf; 4497 __le16 mantissa; 4498 u8 exponent; 4499 u8 is_ap; 4500 u8 agrt_params; 4501 u8 __rsv2[23]; 4502 } __packed req = { 4503 .tag = cpu_to_le16(UNI_CMD_TWT_ARGT_UPDATE), 4504 .len = cpu_to_le16(sizeof(req) - 4), 4505 .tbl_idx = flow->table_id, 4506 .cmd = cmd, 4507 .own_mac_idx = link->mt76.omac_idx, 4508 .flowid = flow->id, 4509 .peer_id = cpu_to_le16(flow->wcid), 4510 .duration = flow->duration, 4511 .bss = link->mt76.idx, 4512 .bss_idx = link->mt76.idx, 4513 .start_tsf = cpu_to_le64(flow->tsf), 4514 .mantissa = flow->mantissa, 4515 .exponent = flow->exp, 4516 .is_ap = true, 4517 }; 4518 4519 if (flow->protection) 4520 req.agrt_params |= TWT_AGRT_PROTECT; 4521 if (!flow->flowtype) 4522 req.agrt_params |= TWT_AGRT_ANNOUNCE; 4523 if (flow->trigger) 4524 req.agrt_params |= TWT_AGRT_TRIGGER; 4525 4526 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(TWT), 4527 &req, sizeof(req), true); 4528 } 4529 4530 int mt7996_mcu_set_rts_thresh(struct mt7996_phy *phy, u32 val) 4531 { 4532 struct { 4533 u8 band_idx; 4534 u8 _rsv[3]; 4535 4536 __le16 tag; 4537 __le16 len; 4538 __le32 len_thresh; 4539 __le32 pkt_thresh; 4540 } __packed req = { 4541 .band_idx = phy->mt76->band_idx, 4542 .tag = cpu_to_le16(UNI_BAND_CONFIG_RTS_THRESHOLD), 4543 .len = cpu_to_le16(sizeof(req) - 4), 4544 .len_thresh = cpu_to_le32(val), 4545 .pkt_thresh = cpu_to_le32(0x2), 4546 }; 4547 4548 return mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(BAND_CONFIG), 4549 &req, sizeof(req), true); 4550 } 4551 4552 int mt7996_mcu_set_radio_en(struct mt7996_phy *phy, bool enable) 4553 { 4554 struct { 4555 u8 band_idx; 4556 u8 _rsv[3]; 4557 4558 __le16 tag; 4559 __le16 len; 4560 u8 enable; 4561 u8 _rsv2[3]; 4562 } __packed req = { 4563 .band_idx = phy->mt76->band_idx, 4564 .tag = cpu_to_le16(UNI_BAND_CONFIG_RADIO_ENABLE), 4565 .len = cpu_to_le16(sizeof(req) - 4), 4566 .enable = enable, 4567 }; 4568 4569 return mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(BAND_CONFIG), 4570 &req, sizeof(req), true); 4571 } 4572 4573 int mt7996_mcu_rdd_cmd(struct mt7996_dev *dev, int cmd, u8 rdd_idx, u8 val) 4574 { 4575 struct { 4576 u8 _rsv[4]; 4577 4578 __le16 tag; 4579 __le16 len; 4580 4581 u8 ctrl; 4582 u8 rdd_idx; 4583 u8 rdd_rx_sel; 4584 u8 val; 4585 u8 rsv[4]; 4586 } __packed req = { 4587 .tag = cpu_to_le16(UNI_RDD_CTRL_PARM), 4588 .len = cpu_to_le16(sizeof(req) - 4), 4589 .ctrl = cmd, 4590 .rdd_idx = rdd_idx, 4591 .val = val, 4592 }; 4593 4594 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL), 4595 &req, sizeof(req), true); 4596 } 4597 4598 int mt7996_mcu_wtbl_update_hdr_trans(struct mt7996_dev *dev, 4599 struct ieee80211_vif *vif, 4600 struct mt7996_vif_link *link, 4601 struct mt7996_sta_link *msta_link) 4602 { 4603 struct sk_buff *skb; 4604 4605 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &link->mt76, 4606 &msta_link->wcid, 4607 MT7996_STA_UPDATE_MAX_SIZE); 4608 if (IS_ERR(skb)) 4609 return PTR_ERR(skb); 4610 4611 /* starec hdr trans */ 4612 mt7996_mcu_sta_hdr_trans_tlv(dev, skb, vif, &msta_link->wcid); 4613 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 4614 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 4615 } 4616 4617 int mt7996_mcu_set_fixed_rate_table(struct mt7996_phy *phy, u8 table_idx, 4618 u16 rate_idx, bool beacon) 4619 { 4620 #define UNI_FIXED_RATE_TABLE_SET 0 4621 #define SPE_IXD_SELECT_TXD 0 4622 #define SPE_IXD_SELECT_BMC_WTBL 1 4623 struct mt7996_dev *dev = phy->dev; 4624 struct fixed_rate_table_ctrl req = { 4625 .tag = cpu_to_le16(UNI_FIXED_RATE_TABLE_SET), 4626 .len = cpu_to_le16(sizeof(req) - 4), 4627 .table_idx = table_idx, 4628 .rate_idx = cpu_to_le16(rate_idx), 4629 .gi = 1, 4630 .he_ltf = 1, 4631 }; 4632 u8 band_idx = phy->mt76->band_idx; 4633 4634 if (beacon) { 4635 req.spe_idx_sel = SPE_IXD_SELECT_TXD; 4636 req.spe_idx = 24 + band_idx; 4637 phy->beacon_rate = rate_idx; 4638 } else { 4639 req.spe_idx_sel = SPE_IXD_SELECT_BMC_WTBL; 4640 } 4641 4642 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(FIXED_RATE_TABLE), 4643 &req, sizeof(req), false); 4644 } 4645 4646 int mt7996_mcu_rf_regval(struct mt7996_dev *dev, u32 regidx, u32 *val, bool set) 4647 { 4648 struct { 4649 u8 __rsv1[4]; 4650 4651 __le16 tag; 4652 __le16 len; 4653 __le16 idx; 4654 u8 __rsv2[2]; 4655 __le32 ofs; 4656 __le32 data; 4657 } __packed *res, req = { 4658 .tag = cpu_to_le16(UNI_CMD_ACCESS_RF_REG_BASIC), 4659 .len = cpu_to_le16(sizeof(req) - 4), 4660 4661 .idx = cpu_to_le16(u32_get_bits(regidx, GENMASK(31, 24))), 4662 .ofs = cpu_to_le32(u32_get_bits(regidx, GENMASK(23, 0))), 4663 .data = set ? cpu_to_le32(*val) : 0, 4664 }; 4665 struct sk_buff *skb; 4666 int ret; 4667 4668 if (set) 4669 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(REG_ACCESS), 4670 &req, sizeof(req), true); 4671 4672 ret = mt76_mcu_send_and_get_msg(&dev->mt76, 4673 MCU_WM_UNI_CMD_QUERY(REG_ACCESS), 4674 &req, sizeof(req), true, &skb); 4675 if (ret) 4676 return ret; 4677 4678 res = (void *)skb->data; 4679 *val = le32_to_cpu(res->data); 4680 dev_kfree_skb(skb); 4681 4682 return 0; 4683 } 4684 4685 int mt7996_mcu_trigger_assert(struct mt7996_dev *dev) 4686 { 4687 struct { 4688 __le16 tag; 4689 __le16 len; 4690 u8 enable; 4691 u8 rsv[3]; 4692 } __packed req = { 4693 .len = cpu_to_le16(sizeof(req) - 4), 4694 .enable = true, 4695 }; 4696 4697 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(ASSERT_DUMP), 4698 &req, sizeof(req), false); 4699 } 4700 4701 int mt7996_mcu_set_rro(struct mt7996_dev *dev, u16 tag, u16 val) 4702 { 4703 struct { 4704 u8 __rsv1[4]; 4705 __le16 tag; 4706 __le16 len; 4707 union { 4708 struct { 4709 u8 type; 4710 u8 __rsv2[3]; 4711 } __packed platform_type; 4712 struct { 4713 u8 type; 4714 u8 dest; 4715 u8 __rsv2[2]; 4716 } __packed bypass_mode; 4717 struct { 4718 u8 path; 4719 u8 __rsv2[3]; 4720 } __packed txfree_path; 4721 struct { 4722 __le16 flush_one; 4723 __le16 flush_all; 4724 u8 __rsv2[4]; 4725 } __packed timeout; 4726 }; 4727 } __packed req = { 4728 .tag = cpu_to_le16(tag), 4729 .len = cpu_to_le16(sizeof(req) - 4), 4730 }; 4731 4732 switch (tag) { 4733 case UNI_RRO_SET_PLATFORM_TYPE: 4734 req.platform_type.type = val; 4735 break; 4736 case UNI_RRO_SET_BYPASS_MODE: 4737 req.bypass_mode.type = val; 4738 break; 4739 case UNI_RRO_SET_TXFREE_PATH: 4740 req.txfree_path.path = val; 4741 break; 4742 case UNI_RRO_SET_FLUSH_TIMEOUT: 4743 req.timeout.flush_one = cpu_to_le16(val); 4744 req.timeout.flush_all = cpu_to_le16(2 * val); 4745 break; 4746 default: 4747 return -EINVAL; 4748 } 4749 4750 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RRO), &req, 4751 sizeof(req), true); 4752 } 4753 4754 int mt7996_mcu_get_all_sta_info(struct mt7996_phy *phy, u16 tag) 4755 { 4756 struct mt7996_dev *dev = phy->dev; 4757 struct { 4758 u8 _rsv[4]; 4759 4760 __le16 tag; 4761 __le16 len; 4762 } __packed req = { 4763 .tag = cpu_to_le16(tag), 4764 .len = cpu_to_le16(sizeof(req) - 4), 4765 }; 4766 4767 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(ALL_STA_INFO), 4768 &req, sizeof(req), false); 4769 } 4770 4771 int mt7996_mcu_wed_rro_reset_sessions(struct mt7996_dev *dev, u16 id) 4772 { 4773 struct { 4774 u8 __rsv[4]; 4775 4776 __le16 tag; 4777 __le16 len; 4778 __le16 session_id; 4779 u8 pad[4]; 4780 } __packed req = { 4781 .tag = cpu_to_le16(UNI_RRO_DEL_BA_SESSION), 4782 .len = cpu_to_le16(sizeof(req) - 4), 4783 .session_id = cpu_to_le16(id), 4784 }; 4785 4786 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RRO), &req, 4787 sizeof(req), true); 4788 } 4789 4790 int mt7996_mcu_set_sniffer_mode(struct mt7996_phy *phy, bool enabled) 4791 { 4792 struct mt7996_dev *dev = phy->dev; 4793 struct { 4794 u8 band_idx; 4795 u8 _rsv[3]; 4796 __le16 tag; 4797 __le16 len; 4798 u8 enable; 4799 u8 _pad[3]; 4800 } __packed req = { 4801 .band_idx = phy->mt76->band_idx, 4802 .tag = 0, 4803 .len = cpu_to_le16(sizeof(req) - 4), 4804 .enable = enabled, 4805 }; 4806 4807 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SNIFFER), &req, 4808 sizeof(req), true); 4809 } 4810 4811 int mt7996_mcu_set_txpower_sku(struct mt7996_phy *phy) 4812 { 4813 #define TX_POWER_LIMIT_TABLE_RATE 0 4814 struct mt7996_dev *dev = phy->dev; 4815 struct mt76_phy *mphy = phy->mt76; 4816 struct tx_power_limit_table_ctrl { 4817 u8 __rsv1[4]; 4818 4819 __le16 tag; 4820 __le16 len; 4821 u8 power_ctrl_id; 4822 u8 power_limit_type; 4823 u8 band_idx; 4824 } __packed req = { 4825 .tag = cpu_to_le16(UNI_TXPOWER_POWER_LIMIT_TABLE_CTRL), 4826 .len = cpu_to_le16(sizeof(req) + MT7996_SKU_PATH_NUM - 4), 4827 .power_ctrl_id = UNI_TXPOWER_POWER_LIMIT_TABLE_CTRL, 4828 .power_limit_type = TX_POWER_LIMIT_TABLE_RATE, 4829 .band_idx = phy->mt76->band_idx, 4830 }; 4831 struct mt76_power_limits la = {}; 4832 struct sk_buff *skb; 4833 int i, tx_power; 4834 4835 tx_power = mt76_get_power_bound(mphy, phy->txpower); 4836 tx_power = mt76_get_rate_power_limits(mphy, mphy->chandef.chan, 4837 &la, tx_power); 4838 mphy->txpower_cur = tx_power; 4839 4840 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, 4841 sizeof(req) + MT7996_SKU_PATH_NUM); 4842 if (!skb) 4843 return -ENOMEM; 4844 4845 skb_put_data(skb, &req, sizeof(req)); 4846 /* cck and ofdm */ 4847 skb_put_data(skb, &la.cck, sizeof(la.cck)); 4848 skb_put_data(skb, &la.ofdm, sizeof(la.ofdm)); 4849 /* ht20 */ 4850 skb_put_data(skb, &la.mcs[0], 8); 4851 /* ht40 */ 4852 skb_put_data(skb, &la.mcs[1], 9); 4853 4854 /* vht */ 4855 for (i = 0; i < 4; i++) { 4856 skb_put_data(skb, &la.mcs[i], sizeof(la.mcs[i])); 4857 skb_put_zero(skb, 2); /* padding */ 4858 } 4859 4860 /* he */ 4861 skb_put_data(skb, &la.ru[0], sizeof(la.ru)); 4862 /* eht */ 4863 skb_put_data(skb, &la.eht[0], sizeof(la.eht)); 4864 4865 /* padding */ 4866 skb_put_zero(skb, MT7996_SKU_PATH_NUM - MT7996_SKU_RATE_NUM); 4867 4868 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 4869 MCU_WM_UNI_CMD(TXPOWER), true); 4870 } 4871 4872 int mt7996_mcu_cp_support(struct mt7996_dev *dev, u8 mode) 4873 { 4874 __le32 cp_mode; 4875 4876 if (mode < mt76_connac_lmac_mapping(IEEE80211_AC_BE) || 4877 mode > mt76_connac_lmac_mapping(IEEE80211_AC_VO)) 4878 return -EINVAL; 4879 4880 if (!mt7996_has_wa(dev)) { 4881 struct { 4882 u8 _rsv[4]; 4883 4884 __le16 tag; 4885 __le16 len; 4886 u8 cp_mode; 4887 u8 rsv[3]; 4888 } __packed req = { 4889 .tag = cpu_to_le16(UNI_CMD_SDO_CP_MODE), 4890 .len = cpu_to_le16(sizeof(req) - 4), 4891 .cp_mode = mode, 4892 }; 4893 4894 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_UNI_CMD(SDO), 4895 &req, sizeof(req), false); 4896 } 4897 4898 cp_mode = cpu_to_le32(mode); 4899 4900 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_EXT_CMD(CP_SUPPORT), 4901 &cp_mode, sizeof(cp_mode), true); 4902 } 4903