1 // SPDX-License-Identifier: ISC 2 /* 3 * Copyright (C) 2022 MediaTek Inc. 4 */ 5 6 #include <linux/firmware.h> 7 #include <linux/fs.h> 8 #include "mt7996.h" 9 #include "mcu.h" 10 #include "mac.h" 11 #include "eeprom.h" 12 13 #define fw_name(_dev, name, ...) ({ \ 14 char *_fw; \ 15 switch (mt76_chip(&(_dev)->mt76)) { \ 16 case 0x7992: \ 17 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 0x7990: \ 26 default: \ 27 switch ((_dev)->var.type) { \ 28 case MT7996_VAR_TYPE_233: \ 29 _fw = MT7996_##name##_233; \ 30 break; \ 31 default: \ 32 _fw = MT7996_##name; \ 33 } \ 34 break; \ 35 } \ 36 _fw; \ 37 }) 38 39 struct mt7996_patch_hdr { 40 char build_date[16]; 41 char platform[4]; 42 __be32 hw_sw_ver; 43 __be32 patch_ver; 44 __be16 checksum; 45 u16 reserved; 46 struct { 47 __be32 patch_ver; 48 __be32 subsys; 49 __be32 feature; 50 __be32 n_region; 51 __be32 crc; 52 u32 reserved[11]; 53 } desc; 54 } __packed; 55 56 struct mt7996_patch_sec { 57 __be32 type; 58 __be32 offs; 59 __be32 size; 60 union { 61 __be32 spec[13]; 62 struct { 63 __be32 addr; 64 __be32 len; 65 __be32 sec_key_idx; 66 __be32 align_len; 67 u32 reserved[9]; 68 } info; 69 }; 70 } __packed; 71 72 struct mt7996_fw_trailer { 73 u8 chip_id; 74 u8 eco_code; 75 u8 n_region; 76 u8 format_ver; 77 u8 format_flag; 78 u8 reserved[2]; 79 char fw_ver[10]; 80 char build_date[15]; 81 u32 crc; 82 } __packed; 83 84 struct mt7996_fw_region { 85 __le32 decomp_crc; 86 __le32 decomp_len; 87 __le32 decomp_blk_sz; 88 u8 reserved[4]; 89 __le32 addr; 90 __le32 len; 91 u8 feature_set; 92 u8 reserved1[15]; 93 } __packed; 94 95 #define MCU_PATCH_ADDRESS 0x200000 96 97 #define HE_PHY(p, c) u8_get_bits(c, IEEE80211_HE_PHY_##p) 98 #define HE_MAC(m, c) u8_get_bits(c, IEEE80211_HE_MAC_##m) 99 #define EHT_PHY(p, c) u8_get_bits(c, IEEE80211_EHT_PHY_##p) 100 101 static bool sr_scene_detect = true; 102 module_param(sr_scene_detect, bool, 0644); 103 MODULE_PARM_DESC(sr_scene_detect, "Enable firmware scene detection algorithm"); 104 105 static u8 106 mt7996_mcu_get_sta_nss(u16 mcs_map) 107 { 108 u8 nss; 109 110 for (nss = 8; nss > 0; nss--) { 111 u8 nss_mcs = (mcs_map >> (2 * (nss - 1))) & 3; 112 113 if (nss_mcs != IEEE80211_VHT_MCS_NOT_SUPPORTED) 114 break; 115 } 116 117 return nss - 1; 118 } 119 120 static void 121 mt7996_mcu_set_sta_he_mcs(struct ieee80211_link_sta *link_sta, 122 struct mt7996_vif_link *link, 123 __le16 *he_mcs, u16 mcs_map) 124 { 125 int nss, max_nss = link_sta->rx_nss > 3 ? 4 : link_sta->rx_nss; 126 enum nl80211_band band = link->phy->mt76->chandef.chan->band; 127 const u16 *mask = link->bitrate_mask.control[band].he_mcs; 128 129 for (nss = 0; nss < max_nss; nss++) { 130 int mcs; 131 132 switch ((mcs_map >> (2 * nss)) & 0x3) { 133 case IEEE80211_HE_MCS_SUPPORT_0_11: 134 mcs = GENMASK(11, 0); 135 break; 136 case IEEE80211_HE_MCS_SUPPORT_0_9: 137 mcs = GENMASK(9, 0); 138 break; 139 case IEEE80211_HE_MCS_SUPPORT_0_7: 140 mcs = GENMASK(7, 0); 141 break; 142 default: 143 mcs = 0; 144 } 145 146 mcs = mcs ? fls(mcs & mask[nss]) - 1 : -1; 147 148 switch (mcs) { 149 case 0 ... 7: 150 mcs = IEEE80211_HE_MCS_SUPPORT_0_7; 151 break; 152 case 8 ... 9: 153 mcs = IEEE80211_HE_MCS_SUPPORT_0_9; 154 break; 155 case 10 ... 11: 156 mcs = IEEE80211_HE_MCS_SUPPORT_0_11; 157 break; 158 default: 159 mcs = IEEE80211_HE_MCS_NOT_SUPPORTED; 160 break; 161 } 162 mcs_map &= ~(0x3 << (nss * 2)); 163 mcs_map |= mcs << (nss * 2); 164 } 165 166 *he_mcs = cpu_to_le16(mcs_map); 167 } 168 169 static void 170 mt7996_mcu_set_sta_vht_mcs(struct ieee80211_link_sta *link_sta, 171 __le16 *vht_mcs, const u16 *mask) 172 { 173 u16 mcs, mcs_map = le16_to_cpu(link_sta->vht_cap.vht_mcs.rx_mcs_map); 174 int nss, max_nss = link_sta->rx_nss > 3 ? 4 : link_sta->rx_nss; 175 176 for (nss = 0; nss < max_nss; nss++, mcs_map >>= 2) { 177 switch (mcs_map & 0x3) { 178 case IEEE80211_VHT_MCS_SUPPORT_0_9: 179 mcs = GENMASK(9, 0); 180 break; 181 case IEEE80211_VHT_MCS_SUPPORT_0_8: 182 mcs = GENMASK(8, 0); 183 break; 184 case IEEE80211_VHT_MCS_SUPPORT_0_7: 185 mcs = GENMASK(7, 0); 186 break; 187 default: 188 mcs = 0; 189 } 190 191 vht_mcs[nss] = cpu_to_le16(mcs & mask[nss]); 192 } 193 } 194 195 static void 196 mt7996_mcu_set_sta_ht_mcs(struct ieee80211_link_sta *link_sta, 197 u8 *ht_mcs, const u8 *mask) 198 { 199 int nss, max_nss = link_sta->rx_nss > 3 ? 4 : link_sta->rx_nss; 200 201 for (nss = 0; nss < max_nss; nss++) 202 ht_mcs[nss] = link_sta->ht_cap.mcs.rx_mask[nss] & mask[nss]; 203 } 204 205 static int 206 mt7996_mcu_parse_response(struct mt76_dev *mdev, int cmd, 207 struct sk_buff *skb, int seq) 208 { 209 struct mt7996_mcu_rxd *rxd; 210 struct mt7996_mcu_uni_event *event; 211 int mcu_cmd = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); 212 int ret = 0; 213 214 if (!skb) { 215 dev_err(mdev->dev, "Message %08x (seq %d) timeout\n", 216 cmd, seq); 217 return -ETIMEDOUT; 218 } 219 220 rxd = (struct mt7996_mcu_rxd *)skb->data; 221 if (seq != rxd->seq) 222 return -EAGAIN; 223 224 if (cmd == MCU_CMD(PATCH_SEM_CONTROL)) { 225 skb_pull(skb, sizeof(*rxd) - 4); 226 ret = *skb->data; 227 } else if ((rxd->option & MCU_UNI_CMD_EVENT) && 228 rxd->eid == MCU_UNI_EVENT_RESULT) { 229 skb_pull(skb, sizeof(*rxd)); 230 event = (struct mt7996_mcu_uni_event *)skb->data; 231 ret = le32_to_cpu(event->status); 232 /* skip invalid event */ 233 if (mcu_cmd != event->cid) 234 ret = -EAGAIN; 235 } else { 236 skb_pull(skb, sizeof(struct mt7996_mcu_rxd)); 237 } 238 239 return ret; 240 } 241 242 static int 243 mt7996_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb, 244 int cmd, int *wait_seq) 245 { 246 struct mt7996_dev *dev = container_of(mdev, struct mt7996_dev, mt76); 247 int txd_len, mcu_cmd = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); 248 struct mt76_connac2_mcu_uni_txd *uni_txd; 249 struct mt76_connac2_mcu_txd *mcu_txd; 250 enum mt76_mcuq_id qid; 251 __le32 *txd; 252 u32 val; 253 u8 seq; 254 255 mdev->mcu.timeout = 20 * HZ; 256 257 seq = ++dev->mt76.mcu.msg_seq & 0xf; 258 if (!seq) 259 seq = ++dev->mt76.mcu.msg_seq & 0xf; 260 261 if (cmd == MCU_CMD(FW_SCATTER)) { 262 qid = MT_MCUQ_FWDL; 263 goto exit; 264 } 265 266 txd_len = cmd & __MCU_CMD_FIELD_UNI ? sizeof(*uni_txd) : sizeof(*mcu_txd); 267 txd = (__le32 *)skb_push(skb, txd_len); 268 if (test_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state)) 269 qid = MT_MCUQ_WA; 270 else 271 qid = MT_MCUQ_WM; 272 273 val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len) | 274 FIELD_PREP(MT_TXD0_PKT_FMT, MT_TX_TYPE_CMD) | 275 FIELD_PREP(MT_TXD0_Q_IDX, MT_TX_MCU_PORT_RX_Q0); 276 txd[0] = cpu_to_le32(val); 277 278 val = FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_CMD); 279 txd[1] = cpu_to_le32(val); 280 281 if (cmd & __MCU_CMD_FIELD_UNI) { 282 uni_txd = (struct mt76_connac2_mcu_uni_txd *)txd; 283 uni_txd->len = cpu_to_le16(skb->len - sizeof(uni_txd->txd)); 284 uni_txd->cid = cpu_to_le16(mcu_cmd); 285 uni_txd->s2d_index = MCU_S2D_H2CN; 286 uni_txd->pkt_type = MCU_PKT_ID; 287 uni_txd->seq = seq; 288 289 if (cmd & __MCU_CMD_FIELD_QUERY) 290 uni_txd->option = MCU_CMD_UNI_QUERY_ACK; 291 else 292 uni_txd->option = MCU_CMD_UNI_EXT_ACK; 293 294 if ((cmd & __MCU_CMD_FIELD_WA) && (cmd & __MCU_CMD_FIELD_WM)) 295 uni_txd->s2d_index = MCU_S2D_H2CN; 296 else if (cmd & __MCU_CMD_FIELD_WA) 297 uni_txd->s2d_index = MCU_S2D_H2C; 298 else if (cmd & __MCU_CMD_FIELD_WM) 299 uni_txd->s2d_index = MCU_S2D_H2N; 300 301 goto exit; 302 } 303 304 mcu_txd = (struct mt76_connac2_mcu_txd *)txd; 305 mcu_txd->len = cpu_to_le16(skb->len - sizeof(mcu_txd->txd)); 306 mcu_txd->pq_id = cpu_to_le16(MCU_PQ_ID(MT_TX_PORT_IDX_MCU, 307 MT_TX_MCU_PORT_RX_Q0)); 308 mcu_txd->pkt_type = MCU_PKT_ID; 309 mcu_txd->seq = seq; 310 311 mcu_txd->cid = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); 312 mcu_txd->set_query = MCU_Q_NA; 313 mcu_txd->ext_cid = FIELD_GET(__MCU_CMD_FIELD_EXT_ID, cmd); 314 if (mcu_txd->ext_cid) { 315 mcu_txd->ext_cid_ack = 1; 316 317 if (cmd & __MCU_CMD_FIELD_QUERY) 318 mcu_txd->set_query = MCU_Q_QUERY; 319 else 320 mcu_txd->set_query = MCU_Q_SET; 321 } 322 323 if (cmd & __MCU_CMD_FIELD_WA) 324 mcu_txd->s2d_index = MCU_S2D_H2C; 325 else 326 mcu_txd->s2d_index = MCU_S2D_H2N; 327 328 exit: 329 if (wait_seq) 330 *wait_seq = seq; 331 332 return mt76_tx_queue_skb_raw(dev, mdev->q_mcu[qid], skb, 0); 333 } 334 335 int mt7996_mcu_wa_cmd(struct mt7996_dev *dev, int cmd, u32 a1, u32 a2, u32 a3) 336 { 337 struct { 338 __le32 args[3]; 339 } req = { 340 .args = { 341 cpu_to_le32(a1), 342 cpu_to_le32(a2), 343 cpu_to_le32(a3), 344 }, 345 }; 346 347 return mt76_mcu_send_msg(&dev->mt76, cmd, &req, sizeof(req), false); 348 } 349 350 static void 351 mt7996_mcu_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) 352 { 353 if (!vif->bss_conf.csa_active || vif->type == NL80211_IFTYPE_STATION) 354 return; 355 356 ieee80211_csa_finish(vif, 0); 357 } 358 359 static void 360 mt7996_mcu_rx_radar_detected(struct mt7996_dev *dev, struct sk_buff *skb) 361 { 362 struct mt76_phy *mphy = &dev->mt76.phy; 363 struct mt7996_mcu_rdd_report *r; 364 365 r = (struct mt7996_mcu_rdd_report *)skb->data; 366 367 if (r->band_idx >= ARRAY_SIZE(dev->mt76.phys)) 368 return; 369 370 if (r->band_idx == MT_RX_SEL2 && !dev->rdd2_phy) 371 return; 372 373 if (r->band_idx == MT_RX_SEL2) 374 mphy = dev->rdd2_phy->mt76; 375 else 376 mphy = dev->mt76.phys[r->band_idx]; 377 378 if (!mphy) 379 return; 380 381 if (r->band_idx == MT_RX_SEL2) 382 cfg80211_background_radar_event(mphy->hw->wiphy, 383 &dev->rdd2_chandef, 384 GFP_ATOMIC); 385 else 386 ieee80211_radar_detected(mphy->hw, NULL); 387 dev->hw_pattern++; 388 } 389 390 static void 391 mt7996_mcu_rx_log_message(struct mt7996_dev *dev, struct sk_buff *skb) 392 { 393 #define UNI_EVENT_FW_LOG_FORMAT 0 394 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 395 const char *data = (char *)&rxd[1] + 4, *type; 396 struct tlv *tlv = (struct tlv *)data; 397 int len; 398 399 if (!(rxd->option & MCU_UNI_CMD_EVENT)) { 400 len = skb->len - sizeof(*rxd); 401 data = (char *)&rxd[1]; 402 goto out; 403 } 404 405 if (le16_to_cpu(tlv->tag) != UNI_EVENT_FW_LOG_FORMAT) 406 return; 407 408 data += sizeof(*tlv) + 4; 409 len = le16_to_cpu(tlv->len) - sizeof(*tlv) - 4; 410 411 out: 412 switch (rxd->s2d_index) { 413 case 0: 414 if (mt7996_debugfs_rx_log(dev, data, len)) 415 return; 416 417 type = "WM"; 418 break; 419 case 2: 420 type = "WA"; 421 break; 422 default: 423 type = "unknown"; 424 break; 425 } 426 427 wiphy_info(mt76_hw(dev)->wiphy, "%s: %.*s", type, len, data); 428 } 429 430 static void 431 mt7996_mcu_cca_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) 432 { 433 if (!vif->bss_conf.color_change_active || vif->type == NL80211_IFTYPE_STATION) 434 return; 435 436 ieee80211_color_change_finish(vif, 0); 437 } 438 439 static void 440 mt7996_mcu_ie_countdown(struct mt7996_dev *dev, struct sk_buff *skb) 441 { 442 #define UNI_EVENT_IE_COUNTDOWN_CSA 0 443 #define UNI_EVENT_IE_COUNTDOWN_BCC 1 444 struct header { 445 u8 band; 446 u8 rsv[3]; 447 }; 448 struct mt76_phy *mphy = &dev->mt76.phy; 449 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 450 const char *data = (char *)&rxd[1], *tail; 451 struct header *hdr = (struct header *)data; 452 struct tlv *tlv = (struct tlv *)(data + 4); 453 454 if (hdr->band >= ARRAY_SIZE(dev->mt76.phys)) 455 return; 456 457 if (hdr->band && dev->mt76.phys[hdr->band]) 458 mphy = dev->mt76.phys[hdr->band]; 459 460 tail = skb->data + skb->len; 461 data += sizeof(struct header); 462 while (data + sizeof(struct tlv) < tail && le16_to_cpu(tlv->len)) { 463 switch (le16_to_cpu(tlv->tag)) { 464 case UNI_EVENT_IE_COUNTDOWN_CSA: 465 ieee80211_iterate_active_interfaces_atomic(mphy->hw, 466 IEEE80211_IFACE_ITER_RESUME_ALL, 467 mt7996_mcu_csa_finish, mphy->hw); 468 break; 469 case UNI_EVENT_IE_COUNTDOWN_BCC: 470 ieee80211_iterate_active_interfaces_atomic(mphy->hw, 471 IEEE80211_IFACE_ITER_RESUME_ALL, 472 mt7996_mcu_cca_finish, mphy->hw); 473 break; 474 } 475 476 data += le16_to_cpu(tlv->len); 477 tlv = (struct tlv *)data; 478 } 479 } 480 481 static int 482 mt7996_mcu_update_tx_gi(struct rate_info *rate, struct all_sta_trx_rate *mcu_rate) 483 { 484 switch (mcu_rate->tx_mode) { 485 case MT_PHY_TYPE_CCK: 486 case MT_PHY_TYPE_OFDM: 487 break; 488 case MT_PHY_TYPE_HT: 489 case MT_PHY_TYPE_HT_GF: 490 case MT_PHY_TYPE_VHT: 491 if (mcu_rate->tx_gi) 492 rate->flags |= RATE_INFO_FLAGS_SHORT_GI; 493 else 494 rate->flags &= ~RATE_INFO_FLAGS_SHORT_GI; 495 break; 496 case MT_PHY_TYPE_HE_SU: 497 case MT_PHY_TYPE_HE_EXT_SU: 498 case MT_PHY_TYPE_HE_TB: 499 case MT_PHY_TYPE_HE_MU: 500 if (mcu_rate->tx_gi > NL80211_RATE_INFO_HE_GI_3_2) 501 return -EINVAL; 502 rate->he_gi = mcu_rate->tx_gi; 503 break; 504 case MT_PHY_TYPE_EHT_SU: 505 case MT_PHY_TYPE_EHT_TRIG: 506 case MT_PHY_TYPE_EHT_MU: 507 if (mcu_rate->tx_gi > NL80211_RATE_INFO_EHT_GI_3_2) 508 return -EINVAL; 509 rate->eht_gi = mcu_rate->tx_gi; 510 break; 511 default: 512 return -EINVAL; 513 } 514 515 return 0; 516 } 517 518 static void 519 mt7996_mcu_rx_all_sta_info_event(struct mt7996_dev *dev, struct sk_buff *skb) 520 { 521 struct mt7996_mcu_all_sta_info_event *res; 522 u16 i; 523 524 skb_pull(skb, sizeof(struct mt7996_mcu_rxd)); 525 526 res = (struct mt7996_mcu_all_sta_info_event *)skb->data; 527 528 for (i = 0; i < le16_to_cpu(res->sta_num); i++) { 529 u8 ac; 530 u16 wlan_idx; 531 struct mt76_wcid *wcid; 532 533 switch (le16_to_cpu(res->tag)) { 534 case UNI_ALL_STA_TXRX_RATE: 535 wlan_idx = le16_to_cpu(res->rate[i].wlan_idx); 536 wcid = rcu_dereference(dev->mt76.wcid[wlan_idx]); 537 538 if (!wcid) 539 break; 540 541 if (mt7996_mcu_update_tx_gi(&wcid->rate, &res->rate[i])) 542 dev_err(dev->mt76.dev, "Failed to update TX GI\n"); 543 break; 544 case UNI_ALL_STA_TXRX_ADM_STAT: 545 wlan_idx = le16_to_cpu(res->adm_stat[i].wlan_idx); 546 wcid = rcu_dereference(dev->mt76.wcid[wlan_idx]); 547 548 if (!wcid) 549 break; 550 551 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { 552 wcid->stats.tx_bytes += 553 le32_to_cpu(res->adm_stat[i].tx_bytes[ac]); 554 wcid->stats.rx_bytes += 555 le32_to_cpu(res->adm_stat[i].rx_bytes[ac]); 556 } 557 break; 558 case UNI_ALL_STA_TXRX_MSDU_COUNT: 559 wlan_idx = le16_to_cpu(res->msdu_cnt[i].wlan_idx); 560 wcid = rcu_dereference(dev->mt76.wcid[wlan_idx]); 561 562 if (!wcid) 563 break; 564 565 wcid->stats.tx_packets += 566 le32_to_cpu(res->msdu_cnt[i].tx_msdu_cnt); 567 wcid->stats.rx_packets += 568 le32_to_cpu(res->msdu_cnt[i].rx_msdu_cnt); 569 break; 570 default: 571 break; 572 } 573 } 574 } 575 576 static void 577 mt7996_mcu_rx_thermal_notify(struct mt7996_dev *dev, struct sk_buff *skb) 578 { 579 #define THERMAL_NOTIFY_TAG 0x4 580 #define THERMAL_NOTIFY 0x2 581 struct mt76_phy *mphy = &dev->mt76.phy; 582 struct mt7996_mcu_thermal_notify *n; 583 struct mt7996_phy *phy; 584 585 n = (struct mt7996_mcu_thermal_notify *)skb->data; 586 587 if (le16_to_cpu(n->tag) != THERMAL_NOTIFY_TAG) 588 return; 589 590 if (n->event_id != THERMAL_NOTIFY) 591 return; 592 593 if (n->band_idx > MT_BAND2) 594 return; 595 596 mphy = dev->mt76.phys[n->band_idx]; 597 if (!mphy) 598 return; 599 600 phy = (struct mt7996_phy *)mphy->priv; 601 phy->throttle_state = n->duty_percent; 602 } 603 604 static void 605 mt7996_mcu_rx_ext_event(struct mt7996_dev *dev, struct sk_buff *skb) 606 { 607 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 608 609 switch (rxd->ext_eid) { 610 case MCU_EXT_EVENT_FW_LOG_2_HOST: 611 mt7996_mcu_rx_log_message(dev, skb); 612 break; 613 default: 614 break; 615 } 616 } 617 618 static void 619 mt7996_mcu_rx_unsolicited_event(struct mt7996_dev *dev, struct sk_buff *skb) 620 { 621 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 622 623 switch (rxd->eid) { 624 case MCU_EVENT_EXT: 625 mt7996_mcu_rx_ext_event(dev, skb); 626 break; 627 case MCU_UNI_EVENT_THERMAL: 628 mt7996_mcu_rx_thermal_notify(dev, skb); 629 break; 630 default: 631 break; 632 } 633 dev_kfree_skb(skb); 634 } 635 636 static void 637 mt7996_mcu_wed_rro_event(struct mt7996_dev *dev, struct sk_buff *skb) 638 { 639 struct mt7996_mcu_wed_rro_event *event = (void *)skb->data; 640 641 if (!dev->has_rro) 642 return; 643 644 skb_pull(skb, sizeof(struct mt7996_mcu_rxd) + 4); 645 646 switch (le16_to_cpu(event->tag)) { 647 case UNI_WED_RRO_BA_SESSION_STATUS: { 648 struct mt7996_mcu_wed_rro_ba_event *e; 649 650 while (skb->len >= sizeof(*e)) { 651 struct mt76_rx_tid *tid; 652 struct mt76_wcid *wcid; 653 u16 idx; 654 655 e = (void *)skb->data; 656 idx = le16_to_cpu(e->wlan_id); 657 if (idx >= ARRAY_SIZE(dev->mt76.wcid)) 658 break; 659 660 wcid = rcu_dereference(dev->mt76.wcid[idx]); 661 if (!wcid || !wcid->sta) 662 break; 663 664 if (e->tid >= ARRAY_SIZE(wcid->aggr)) 665 break; 666 667 tid = rcu_dereference(wcid->aggr[e->tid]); 668 if (!tid) 669 break; 670 671 tid->id = le16_to_cpu(e->id); 672 skb_pull(skb, sizeof(*e)); 673 } 674 break; 675 } 676 case UNI_WED_RRO_BA_SESSION_DELETE: { 677 struct mt7996_mcu_wed_rro_ba_delete_event *e; 678 679 while (skb->len >= sizeof(*e)) { 680 struct mt7996_wed_rro_session_id *session; 681 682 e = (void *)skb->data; 683 session = kzalloc(sizeof(*session), GFP_ATOMIC); 684 if (!session) 685 break; 686 687 session->id = le16_to_cpu(e->session_id); 688 689 spin_lock_bh(&dev->wed_rro.lock); 690 list_add_tail(&session->list, &dev->wed_rro.poll_list); 691 spin_unlock_bh(&dev->wed_rro.lock); 692 693 ieee80211_queue_work(mt76_hw(dev), &dev->wed_rro.work); 694 skb_pull(skb, sizeof(*e)); 695 } 696 break; 697 } 698 default: 699 break; 700 } 701 } 702 703 static void 704 mt7996_mcu_uni_rx_unsolicited_event(struct mt7996_dev *dev, struct sk_buff *skb) 705 { 706 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 707 708 switch (rxd->eid) { 709 case MCU_UNI_EVENT_FW_LOG_2_HOST: 710 mt7996_mcu_rx_log_message(dev, skb); 711 break; 712 case MCU_UNI_EVENT_IE_COUNTDOWN: 713 mt7996_mcu_ie_countdown(dev, skb); 714 break; 715 case MCU_UNI_EVENT_RDD_REPORT: 716 mt7996_mcu_rx_radar_detected(dev, skb); 717 break; 718 case MCU_UNI_EVENT_ALL_STA_INFO: 719 mt7996_mcu_rx_all_sta_info_event(dev, skb); 720 break; 721 case MCU_UNI_EVENT_WED_RRO: 722 mt7996_mcu_wed_rro_event(dev, skb); 723 break; 724 default: 725 break; 726 } 727 dev_kfree_skb(skb); 728 } 729 730 void mt7996_mcu_rx_event(struct mt7996_dev *dev, struct sk_buff *skb) 731 { 732 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 733 734 if (rxd->option & MCU_UNI_CMD_UNSOLICITED_EVENT) { 735 mt7996_mcu_uni_rx_unsolicited_event(dev, skb); 736 return; 737 } 738 739 /* WA still uses legacy event*/ 740 if (rxd->ext_eid == MCU_EXT_EVENT_FW_LOG_2_HOST || 741 !rxd->seq) 742 mt7996_mcu_rx_unsolicited_event(dev, skb); 743 else 744 mt76_mcu_rx_event(&dev->mt76, skb); 745 } 746 747 static struct tlv * 748 mt7996_mcu_add_uni_tlv(struct sk_buff *skb, u16 tag, u16 len) 749 { 750 struct tlv *ptlv = skb_put_zero(skb, len); 751 752 ptlv->tag = cpu_to_le16(tag); 753 ptlv->len = cpu_to_le16(len); 754 755 return ptlv; 756 } 757 758 static void 759 mt7996_mcu_bss_rfch_tlv(struct sk_buff *skb, struct mt7996_phy *phy) 760 { 761 static const u8 rlm_ch_band[] = { 762 [NL80211_BAND_2GHZ] = 1, 763 [NL80211_BAND_5GHZ] = 2, 764 [NL80211_BAND_6GHZ] = 3, 765 }; 766 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 767 struct bss_rlm_tlv *ch; 768 struct tlv *tlv; 769 int freq1 = chandef->center_freq1; 770 771 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_RLM, sizeof(*ch)); 772 773 ch = (struct bss_rlm_tlv *)tlv; 774 ch->control_channel = chandef->chan->hw_value; 775 ch->center_chan = ieee80211_frequency_to_channel(freq1); 776 ch->bw = mt76_connac_chan_bw(chandef); 777 ch->tx_streams = hweight8(phy->mt76->antenna_mask); 778 ch->rx_streams = hweight8(phy->mt76->antenna_mask); 779 ch->band = rlm_ch_band[chandef->chan->band]; 780 781 if (chandef->width == NL80211_CHAN_WIDTH_80P80) { 782 int freq2 = chandef->center_freq2; 783 784 ch->center_chan2 = ieee80211_frequency_to_channel(freq2); 785 } 786 } 787 788 static void 789 mt7996_mcu_bss_ra_tlv(struct sk_buff *skb, struct mt7996_phy *phy) 790 { 791 struct bss_ra_tlv *ra; 792 struct tlv *tlv; 793 794 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_RA, sizeof(*ra)); 795 796 ra = (struct bss_ra_tlv *)tlv; 797 ra->short_preamble = true; 798 } 799 800 static void 801 mt7996_mcu_bss_he_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 802 struct ieee80211_bss_conf *link_conf, 803 struct mt7996_phy *phy) 804 { 805 #define DEFAULT_HE_PE_DURATION 4 806 #define DEFAULT_HE_DURATION_RTS_THRES 1023 807 const struct ieee80211_sta_he_cap *cap; 808 struct bss_info_uni_he *he; 809 struct tlv *tlv; 810 811 cap = mt76_connac_get_he_phy_cap(phy->mt76, vif); 812 813 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_HE_BASIC, sizeof(*he)); 814 815 he = (struct bss_info_uni_he *)tlv; 816 he->he_pe_duration = link_conf->htc_trig_based_pkt_ext; 817 if (!he->he_pe_duration) 818 he->he_pe_duration = DEFAULT_HE_PE_DURATION; 819 820 he->he_rts_thres = cpu_to_le16(link_conf->frame_time_rts_th); 821 if (!he->he_rts_thres) 822 he->he_rts_thres = cpu_to_le16(DEFAULT_HE_DURATION_RTS_THRES); 823 824 he->max_nss_mcs[CMD_HE_MCS_BW80] = cap->he_mcs_nss_supp.tx_mcs_80; 825 he->max_nss_mcs[CMD_HE_MCS_BW160] = cap->he_mcs_nss_supp.tx_mcs_160; 826 he->max_nss_mcs[CMD_HE_MCS_BW8080] = cap->he_mcs_nss_supp.tx_mcs_80p80; 827 } 828 829 static void 830 mt7996_mcu_bss_mbssid_tlv(struct sk_buff *skb, struct ieee80211_bss_conf *link_conf, 831 bool enable) 832 { 833 struct bss_info_uni_mbssid *mbssid; 834 struct tlv *tlv; 835 836 if (!link_conf->bssid_indicator && enable) 837 return; 838 839 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_11V_MBSSID, sizeof(*mbssid)); 840 841 mbssid = (struct bss_info_uni_mbssid *)tlv; 842 843 if (enable) { 844 mbssid->max_indicator = link_conf->bssid_indicator; 845 mbssid->mbss_idx = link_conf->bssid_index; 846 mbssid->tx_bss_omac_idx = 0; 847 } 848 } 849 850 static void 851 mt7996_mcu_bss_bmc_tlv(struct sk_buff *skb, struct mt76_vif_link *mlink, 852 struct mt7996_phy *phy) 853 { 854 struct bss_rate_tlv *bmc; 855 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 856 enum nl80211_band band = chandef->chan->band; 857 struct tlv *tlv; 858 u8 idx = mlink->mcast_rates_idx ? 859 mlink->mcast_rates_idx : mlink->basic_rates_idx; 860 861 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_RATE, sizeof(*bmc)); 862 863 bmc = (struct bss_rate_tlv *)tlv; 864 865 bmc->short_preamble = (band == NL80211_BAND_2GHZ); 866 bmc->bc_fixed_rate = idx; 867 bmc->mc_fixed_rate = idx; 868 } 869 870 static void 871 mt7996_mcu_bss_txcmd_tlv(struct sk_buff *skb, bool en) 872 { 873 struct bss_txcmd_tlv *txcmd; 874 struct tlv *tlv; 875 876 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_TXCMD, sizeof(*txcmd)); 877 878 txcmd = (struct bss_txcmd_tlv *)tlv; 879 txcmd->txcmd_mode = en; 880 } 881 882 static void 883 mt7996_mcu_bss_mld_tlv(struct sk_buff *skb, struct mt76_vif_link *mlink) 884 { 885 struct bss_mld_tlv *mld; 886 struct tlv *tlv; 887 888 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_MLD, sizeof(*mld)); 889 890 mld = (struct bss_mld_tlv *)tlv; 891 mld->group_mld_id = 0xff; 892 mld->own_mld_id = mlink->idx; 893 mld->remap_idx = 0xff; 894 } 895 896 static void 897 mt7996_mcu_bss_sec_tlv(struct sk_buff *skb, struct mt76_vif_link *mlink) 898 { 899 struct bss_sec_tlv *sec; 900 struct tlv *tlv; 901 902 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_SEC, sizeof(*sec)); 903 904 sec = (struct bss_sec_tlv *)tlv; 905 sec->cipher = mlink->cipher; 906 } 907 908 static int 909 mt7996_mcu_muar_config(struct mt7996_dev *dev, struct mt76_vif_link *mlink, 910 const u8 *addr, bool bssid, bool enable) 911 { 912 #define UNI_MUAR_ENTRY 2 913 u32 idx = mlink->omac_idx - REPEATER_BSSID_START; 914 struct { 915 struct { 916 u8 band; 917 u8 __rsv[3]; 918 } hdr; 919 920 __le16 tag; 921 __le16 len; 922 923 bool smesh; 924 u8 bssid; 925 u8 index; 926 u8 entry_add; 927 u8 addr[ETH_ALEN]; 928 u8 __rsv[2]; 929 } __packed req = { 930 .hdr.band = mlink->band_idx, 931 .tag = cpu_to_le16(UNI_MUAR_ENTRY), 932 .len = cpu_to_le16(sizeof(req) - sizeof(req.hdr)), 933 .smesh = false, 934 .index = idx * 2 + bssid, 935 .entry_add = true, 936 }; 937 938 if (enable) 939 memcpy(req.addr, addr, ETH_ALEN); 940 941 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(REPT_MUAR), &req, 942 sizeof(req), true); 943 } 944 945 static void 946 mt7996_mcu_bss_ifs_timing_tlv(struct sk_buff *skb, struct mt7996_phy *phy) 947 { 948 struct bss_ifs_time_tlv *ifs_time; 949 struct tlv *tlv; 950 bool is_2ghz = phy->mt76->chandef.chan->band == NL80211_BAND_2GHZ; 951 952 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_IFS_TIME, sizeof(*ifs_time)); 953 954 ifs_time = (struct bss_ifs_time_tlv *)tlv; 955 ifs_time->slot_valid = true; 956 ifs_time->sifs_valid = true; 957 ifs_time->rifs_valid = true; 958 ifs_time->eifs_valid = true; 959 960 ifs_time->slot_time = cpu_to_le16(phy->slottime); 961 ifs_time->sifs_time = cpu_to_le16(10); 962 ifs_time->rifs_time = cpu_to_le16(2); 963 ifs_time->eifs_time = cpu_to_le16(is_2ghz ? 78 : 84); 964 965 if (is_2ghz) { 966 ifs_time->eifs_cck_valid = true; 967 ifs_time->eifs_cck_time = cpu_to_le16(314); 968 } 969 } 970 971 static int 972 mt7996_mcu_bss_basic_tlv(struct sk_buff *skb, 973 struct ieee80211_vif *vif, 974 struct ieee80211_bss_conf *link_conf, 975 struct mt76_vif_link *mvif, 976 struct mt76_phy *phy, u16 wlan_idx, 977 bool enable) 978 { 979 struct cfg80211_chan_def *chandef = &phy->chandef; 980 struct mt76_connac_bss_basic_tlv *bss; 981 u32 type = CONNECTION_INFRA_AP; 982 u16 sta_wlan_idx = wlan_idx; 983 struct ieee80211_sta *sta; 984 struct tlv *tlv; 985 int idx; 986 987 switch (vif->type) { 988 case NL80211_IFTYPE_MESH_POINT: 989 case NL80211_IFTYPE_AP: 990 case NL80211_IFTYPE_MONITOR: 991 break; 992 case NL80211_IFTYPE_STATION: 993 if (enable) { 994 rcu_read_lock(); 995 sta = ieee80211_find_sta(vif, vif->bss_conf.bssid); 996 /* TODO: enable BSS_INFO_UAPSD & BSS_INFO_PM */ 997 if (sta) { 998 struct mt76_wcid *wcid; 999 1000 wcid = (struct mt76_wcid *)sta->drv_priv; 1001 sta_wlan_idx = wcid->idx; 1002 } 1003 rcu_read_unlock(); 1004 } 1005 type = CONNECTION_INFRA_STA; 1006 break; 1007 case NL80211_IFTYPE_ADHOC: 1008 type = CONNECTION_IBSS_ADHOC; 1009 break; 1010 default: 1011 WARN_ON(1); 1012 break; 1013 } 1014 1015 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_BASIC, sizeof(*bss)); 1016 1017 bss = (struct mt76_connac_bss_basic_tlv *)tlv; 1018 bss->bcn_interval = cpu_to_le16(link_conf->beacon_int); 1019 bss->dtim_period = link_conf->dtim_period; 1020 bss->bmc_tx_wlan_idx = cpu_to_le16(wlan_idx); 1021 bss->sta_idx = cpu_to_le16(sta_wlan_idx); 1022 bss->conn_type = cpu_to_le32(type); 1023 bss->omac_idx = mvif->omac_idx; 1024 bss->band_idx = mvif->band_idx; 1025 bss->wmm_idx = mvif->wmm_idx; 1026 bss->conn_state = !enable; 1027 bss->active = enable; 1028 1029 idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx; 1030 bss->hw_bss_idx = idx; 1031 1032 if (vif->type == NL80211_IFTYPE_MONITOR) { 1033 memcpy(bss->bssid, phy->macaddr, ETH_ALEN); 1034 return 0; 1035 } 1036 1037 memcpy(bss->bssid, link_conf->bssid, ETH_ALEN); 1038 bss->bcn_interval = cpu_to_le16(link_conf->beacon_int); 1039 bss->dtim_period = vif->bss_conf.dtim_period; 1040 bss->phymode = mt76_connac_get_phy_mode(phy, vif, 1041 chandef->chan->band, NULL); 1042 bss->phymode_ext = mt76_connac_get_phy_mode_ext(phy, &vif->bss_conf, 1043 chandef->chan->band); 1044 1045 return 0; 1046 } 1047 1048 static struct sk_buff * 1049 __mt7996_mcu_alloc_bss_req(struct mt76_dev *dev, struct mt76_vif_link *mvif, int len) 1050 { 1051 struct bss_req_hdr hdr = { 1052 .bss_idx = mvif->idx, 1053 }; 1054 struct sk_buff *skb; 1055 1056 skb = mt76_mcu_msg_alloc(dev, NULL, len); 1057 if (!skb) 1058 return ERR_PTR(-ENOMEM); 1059 1060 skb_put_data(skb, &hdr, sizeof(hdr)); 1061 1062 return skb; 1063 } 1064 1065 int mt7996_mcu_add_bss_info(struct mt7996_phy *phy, struct ieee80211_vif *vif, 1066 struct ieee80211_bss_conf *link_conf, 1067 struct mt76_vif_link *mlink, 1068 struct mt7996_sta_link *msta_link, int enable) 1069 { 1070 struct mt7996_dev *dev = phy->dev; 1071 struct sk_buff *skb; 1072 1073 if (mlink->omac_idx >= REPEATER_BSSID_START) { 1074 mt7996_mcu_muar_config(dev, mlink, link_conf->addr, false, enable); 1075 mt7996_mcu_muar_config(dev, mlink, link_conf->bssid, true, enable); 1076 } 1077 1078 skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, mlink, 1079 MT7996_BSS_UPDATE_MAX_SIZE); 1080 if (IS_ERR(skb)) 1081 return PTR_ERR(skb); 1082 1083 /* bss_basic must be first */ 1084 mt7996_mcu_bss_basic_tlv(skb, vif, link_conf, mlink, phy->mt76, 1085 msta_link->wcid.idx, enable); 1086 mt7996_mcu_bss_sec_tlv(skb, mlink); 1087 1088 if (vif->type == NL80211_IFTYPE_MONITOR) 1089 goto out; 1090 1091 if (enable) { 1092 mt7996_mcu_bss_rfch_tlv(skb, phy); 1093 mt7996_mcu_bss_bmc_tlv(skb, mlink, phy); 1094 mt7996_mcu_bss_ra_tlv(skb, phy); 1095 mt7996_mcu_bss_txcmd_tlv(skb, true); 1096 mt7996_mcu_bss_ifs_timing_tlv(skb, phy); 1097 1098 if (vif->bss_conf.he_support) 1099 mt7996_mcu_bss_he_tlv(skb, vif, link_conf, phy); 1100 1101 /* this tag is necessary no matter if the vif is MLD */ 1102 mt7996_mcu_bss_mld_tlv(skb, mlink); 1103 } 1104 1105 mt7996_mcu_bss_mbssid_tlv(skb, link_conf, enable); 1106 1107 out: 1108 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1109 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 1110 } 1111 1112 int mt7996_mcu_set_timing(struct mt7996_phy *phy, struct ieee80211_vif *vif, 1113 struct ieee80211_bss_conf *link_conf) 1114 { 1115 struct mt7996_dev *dev = phy->dev; 1116 struct mt76_vif_link *mlink = mt76_vif_conf_link(&dev->mt76, vif, link_conf); 1117 struct sk_buff *skb; 1118 1119 skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, mlink, 1120 MT7996_BSS_UPDATE_MAX_SIZE); 1121 if (IS_ERR(skb)) 1122 return PTR_ERR(skb); 1123 1124 mt7996_mcu_bss_ifs_timing_tlv(skb, phy); 1125 1126 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1127 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 1128 } 1129 1130 static int 1131 mt7996_mcu_sta_ba(struct mt7996_dev *dev, struct mt76_vif_link *mvif, 1132 struct ieee80211_ampdu_params *params, 1133 bool enable, bool tx) 1134 { 1135 struct mt76_wcid *wcid = (struct mt76_wcid *)params->sta->drv_priv; 1136 struct sta_rec_ba_uni *ba; 1137 struct sk_buff *skb; 1138 struct tlv *tlv; 1139 1140 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, mvif, wcid, 1141 MT7996_STA_UPDATE_MAX_SIZE); 1142 if (IS_ERR(skb)) 1143 return PTR_ERR(skb); 1144 1145 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BA, sizeof(*ba)); 1146 1147 ba = (struct sta_rec_ba_uni *)tlv; 1148 ba->ba_type = tx ? MT_BA_TYPE_ORIGINATOR : MT_BA_TYPE_RECIPIENT; 1149 ba->winsize = cpu_to_le16(params->buf_size); 1150 ba->ssn = cpu_to_le16(params->ssn); 1151 ba->ba_en = enable << params->tid; 1152 ba->amsdu = params->amsdu; 1153 ba->tid = params->tid; 1154 ba->ba_rdd_rro = !tx && enable && dev->has_rro; 1155 1156 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1157 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 1158 } 1159 1160 /** starec & wtbl **/ 1161 int mt7996_mcu_add_tx_ba(struct mt7996_dev *dev, 1162 struct ieee80211_ampdu_params *params, 1163 struct mt7996_vif_link *link, 1164 struct mt7996_sta_link *msta_link, bool enable) 1165 { 1166 if (enable && !params->amsdu) 1167 msta_link->wcid.amsdu = false; 1168 1169 return mt7996_mcu_sta_ba(dev, &link->mt76, params, enable, true); 1170 } 1171 1172 int mt7996_mcu_add_rx_ba(struct mt7996_dev *dev, 1173 struct ieee80211_ampdu_params *params, 1174 struct mt7996_vif_link *link, bool enable) 1175 { 1176 return mt7996_mcu_sta_ba(dev, &link->mt76, params, enable, false); 1177 } 1178 1179 static void 1180 mt7996_mcu_sta_he_tlv(struct sk_buff *skb, 1181 struct ieee80211_link_sta *link_sta, 1182 struct mt7996_vif_link *link) 1183 { 1184 struct ieee80211_he_cap_elem *elem = &link_sta->he_cap.he_cap_elem; 1185 struct ieee80211_he_mcs_nss_supp mcs_map; 1186 struct sta_rec_he_v2 *he; 1187 struct tlv *tlv; 1188 int i = 0; 1189 1190 if (!link_sta->he_cap.has_he) 1191 return; 1192 1193 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE_V2, sizeof(*he)); 1194 1195 he = (struct sta_rec_he_v2 *)tlv; 1196 for (i = 0; i < 11; i++) { 1197 if (i < 6) 1198 he->he_mac_cap[i] = elem->mac_cap_info[i]; 1199 he->he_phy_cap[i] = elem->phy_cap_info[i]; 1200 } 1201 1202 mcs_map = link_sta->he_cap.he_mcs_nss_supp; 1203 switch (link_sta->bandwidth) { 1204 case IEEE80211_STA_RX_BW_160: 1205 if (elem->phy_cap_info[0] & 1206 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) 1207 mt7996_mcu_set_sta_he_mcs(link_sta, link, 1208 &he->max_nss_mcs[CMD_HE_MCS_BW8080], 1209 le16_to_cpu(mcs_map.rx_mcs_80p80)); 1210 1211 mt7996_mcu_set_sta_he_mcs(link_sta, link, 1212 &he->max_nss_mcs[CMD_HE_MCS_BW160], 1213 le16_to_cpu(mcs_map.rx_mcs_160)); 1214 fallthrough; 1215 default: 1216 mt7996_mcu_set_sta_he_mcs(link_sta, link, 1217 &he->max_nss_mcs[CMD_HE_MCS_BW80], 1218 le16_to_cpu(mcs_map.rx_mcs_80)); 1219 break; 1220 } 1221 1222 he->pkt_ext = 2; 1223 } 1224 1225 static void 1226 mt7996_mcu_sta_he_6g_tlv(struct sk_buff *skb, 1227 struct ieee80211_link_sta *link_sta) 1228 { 1229 struct sta_rec_he_6g_capa *he_6g; 1230 struct tlv *tlv; 1231 1232 if (!link_sta->he_6ghz_capa.capa) 1233 return; 1234 1235 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE_6G, sizeof(*he_6g)); 1236 1237 he_6g = (struct sta_rec_he_6g_capa *)tlv; 1238 he_6g->capa = link_sta->he_6ghz_capa.capa; 1239 } 1240 1241 static void 1242 mt7996_mcu_sta_eht_tlv(struct sk_buff *skb, 1243 struct ieee80211_link_sta *link_sta) 1244 { 1245 struct mt7996_sta *msta = (struct mt7996_sta *)link_sta->sta->drv_priv; 1246 struct ieee80211_vif *vif = container_of((void *)msta->vif, 1247 struct ieee80211_vif, drv_priv); 1248 struct ieee80211_eht_mcs_nss_supp *mcs_map; 1249 struct ieee80211_eht_cap_elem_fixed *elem; 1250 struct sta_rec_eht *eht; 1251 struct tlv *tlv; 1252 1253 if (!link_sta->eht_cap.has_eht) 1254 return; 1255 1256 mcs_map = &link_sta->eht_cap.eht_mcs_nss_supp; 1257 elem = &link_sta->eht_cap.eht_cap_elem; 1258 1259 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_EHT, sizeof(*eht)); 1260 1261 eht = (struct sta_rec_eht *)tlv; 1262 eht->tid_bitmap = 0xff; 1263 eht->mac_cap = cpu_to_le16(*(u16 *)elem->mac_cap_info); 1264 eht->phy_cap = cpu_to_le64(*(u64 *)elem->phy_cap_info); 1265 eht->phy_cap_ext = cpu_to_le64(elem->phy_cap_info[8]); 1266 1267 if (vif->type != NL80211_IFTYPE_STATION && 1268 (link_sta->he_cap.he_cap_elem.phy_cap_info[0] & 1269 (IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G | 1270 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G | 1271 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G | 1272 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)) == 0) { 1273 memcpy(eht->mcs_map_bw20, &mcs_map->only_20mhz, 1274 sizeof(eht->mcs_map_bw20)); 1275 return; 1276 } 1277 1278 memcpy(eht->mcs_map_bw80, &mcs_map->bw._80, sizeof(eht->mcs_map_bw80)); 1279 memcpy(eht->mcs_map_bw160, &mcs_map->bw._160, sizeof(eht->mcs_map_bw160)); 1280 memcpy(eht->mcs_map_bw320, &mcs_map->bw._320, sizeof(eht->mcs_map_bw320)); 1281 } 1282 1283 static void 1284 mt7996_mcu_sta_ht_tlv(struct sk_buff *skb, struct ieee80211_link_sta *link_sta) 1285 { 1286 struct sta_rec_ht_uni *ht; 1287 struct tlv *tlv; 1288 1289 if (!link_sta->ht_cap.ht_supported) 1290 return; 1291 1292 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht)); 1293 1294 ht = (struct sta_rec_ht_uni *)tlv; 1295 ht->ht_cap = cpu_to_le16(link_sta->ht_cap.cap); 1296 ht->ampdu_param = u8_encode_bits(link_sta->ht_cap.ampdu_factor, 1297 IEEE80211_HT_AMPDU_PARM_FACTOR) | 1298 u8_encode_bits(link_sta->ht_cap.ampdu_density, 1299 IEEE80211_HT_AMPDU_PARM_DENSITY); 1300 } 1301 1302 static void 1303 mt7996_mcu_sta_vht_tlv(struct sk_buff *skb, struct ieee80211_link_sta *link_sta) 1304 { 1305 struct sta_rec_vht *vht; 1306 struct tlv *tlv; 1307 1308 /* For 6G band, this tlv is necessary to let hw work normally */ 1309 if (!link_sta->he_6ghz_capa.capa && !link_sta->vht_cap.vht_supported) 1310 return; 1311 1312 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_VHT, sizeof(*vht)); 1313 1314 vht = (struct sta_rec_vht *)tlv; 1315 vht->vht_cap = cpu_to_le32(link_sta->vht_cap.cap); 1316 vht->vht_rx_mcs_map = link_sta->vht_cap.vht_mcs.rx_mcs_map; 1317 vht->vht_tx_mcs_map = link_sta->vht_cap.vht_mcs.tx_mcs_map; 1318 } 1319 1320 static void 1321 mt7996_mcu_sta_amsdu_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1322 struct ieee80211_vif *vif, 1323 struct ieee80211_link_sta *link_sta, 1324 struct mt7996_sta_link *msta_link) 1325 { 1326 struct sta_rec_amsdu *amsdu; 1327 struct tlv *tlv; 1328 1329 if (vif->type != NL80211_IFTYPE_STATION && 1330 vif->type != NL80211_IFTYPE_MESH_POINT && 1331 vif->type != NL80211_IFTYPE_AP) 1332 return; 1333 1334 if (!link_sta->agg.max_amsdu_len) 1335 return; 1336 1337 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HW_AMSDU, sizeof(*amsdu)); 1338 amsdu = (struct sta_rec_amsdu *)tlv; 1339 amsdu->max_amsdu_num = 8; 1340 amsdu->amsdu_en = true; 1341 msta_link->wcid.amsdu = true; 1342 1343 switch (link_sta->agg.max_amsdu_len) { 1344 case IEEE80211_MAX_MPDU_LEN_VHT_11454: 1345 amsdu->max_mpdu_size = 1346 IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454; 1347 return; 1348 case IEEE80211_MAX_MPDU_LEN_HT_7935: 1349 case IEEE80211_MAX_MPDU_LEN_VHT_7991: 1350 amsdu->max_mpdu_size = IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991; 1351 return; 1352 default: 1353 amsdu->max_mpdu_size = IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895; 1354 return; 1355 } 1356 } 1357 1358 static void 1359 mt7996_mcu_sta_muru_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1360 struct ieee80211_bss_conf *link_conf, 1361 struct ieee80211_link_sta *link_sta) 1362 { 1363 struct ieee80211_he_cap_elem *elem = &link_sta->he_cap.he_cap_elem; 1364 struct sta_rec_muru *muru; 1365 struct tlv *tlv; 1366 1367 if (link_conf->vif->type != NL80211_IFTYPE_STATION && 1368 link_conf->vif->type != NL80211_IFTYPE_AP) 1369 return; 1370 1371 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_MURU, sizeof(*muru)); 1372 1373 muru = (struct sta_rec_muru *)tlv; 1374 muru->cfg.mimo_dl_en = link_conf->eht_mu_beamformer || 1375 link_conf->he_mu_beamformer || 1376 link_conf->vht_mu_beamformer || 1377 link_conf->vht_mu_beamformee; 1378 muru->cfg.ofdma_dl_en = true; 1379 1380 if (link_sta->vht_cap.vht_supported) 1381 muru->mimo_dl.vht_mu_bfee = 1382 !!(link_sta->vht_cap.cap & IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE); 1383 1384 if (!link_sta->he_cap.has_he) 1385 return; 1386 1387 muru->mimo_dl.partial_bw_dl_mimo = 1388 HE_PHY(CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO, elem->phy_cap_info[6]); 1389 1390 muru->mimo_ul.full_ul_mimo = 1391 HE_PHY(CAP2_UL_MU_FULL_MU_MIMO, elem->phy_cap_info[2]); 1392 muru->mimo_ul.partial_ul_mimo = 1393 HE_PHY(CAP2_UL_MU_PARTIAL_MU_MIMO, elem->phy_cap_info[2]); 1394 1395 muru->ofdma_dl.punc_pream_rx = 1396 HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]); 1397 muru->ofdma_dl.he_20m_in_40m_2g = 1398 HE_PHY(CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G, elem->phy_cap_info[8]); 1399 muru->ofdma_dl.he_20m_in_160m = 1400 HE_PHY(CAP8_20MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]); 1401 muru->ofdma_dl.he_80m_in_160m = 1402 HE_PHY(CAP8_80MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]); 1403 1404 muru->ofdma_ul.t_frame_dur = 1405 HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]); 1406 muru->ofdma_ul.mu_cascading = 1407 HE_MAC(CAP2_MU_CASCADING, elem->mac_cap_info[2]); 1408 muru->ofdma_ul.uo_ra = 1409 HE_MAC(CAP3_OFDMA_RA, elem->mac_cap_info[3]); 1410 muru->ofdma_ul.rx_ctrl_frame_to_mbss = 1411 HE_MAC(CAP3_RX_CTRL_FRAME_TO_MULTIBSS, elem->mac_cap_info[3]); 1412 } 1413 1414 static inline bool 1415 mt7996_is_ebf_supported(struct mt7996_phy *phy, 1416 struct ieee80211_bss_conf *link_conf, 1417 struct ieee80211_link_sta *link_sta, bool bfee) 1418 { 1419 int sts = hweight16(phy->mt76->chainmask); 1420 1421 if (link_conf->vif->type != NL80211_IFTYPE_STATION && 1422 link_conf->vif->type != NL80211_IFTYPE_AP) 1423 return false; 1424 1425 if (!bfee && sts < 2) 1426 return false; 1427 1428 if (link_sta->eht_cap.has_eht) { 1429 struct ieee80211_sta_eht_cap *pc = &link_sta->eht_cap; 1430 struct ieee80211_eht_cap_elem_fixed *pe = &pc->eht_cap_elem; 1431 1432 if (bfee) 1433 return link_conf->eht_su_beamformee && 1434 EHT_PHY(CAP0_SU_BEAMFORMER, pe->phy_cap_info[0]); 1435 else 1436 return link_conf->eht_su_beamformer && 1437 EHT_PHY(CAP0_SU_BEAMFORMEE, pe->phy_cap_info[0]); 1438 } 1439 1440 if (link_sta->he_cap.has_he) { 1441 struct ieee80211_he_cap_elem *pe = &link_sta->he_cap.he_cap_elem; 1442 1443 if (bfee) 1444 return link_conf->he_su_beamformee && 1445 HE_PHY(CAP3_SU_BEAMFORMER, pe->phy_cap_info[3]); 1446 else 1447 return link_conf->he_su_beamformer && 1448 HE_PHY(CAP4_SU_BEAMFORMEE, pe->phy_cap_info[4]); 1449 } 1450 1451 if (link_sta->vht_cap.vht_supported) { 1452 u32 cap = link_sta->vht_cap.cap; 1453 1454 if (bfee) 1455 return link_conf->vht_su_beamformee && 1456 (cap & IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE); 1457 else 1458 return link_conf->vht_su_beamformer && 1459 (cap & IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE); 1460 } 1461 1462 return false; 1463 } 1464 1465 static void 1466 mt7996_mcu_sta_sounding_rate(struct sta_rec_bf *bf, struct mt7996_phy *phy) 1467 { 1468 bf->sounding_phy = MT_PHY_TYPE_OFDM; 1469 bf->ndp_rate = 0; /* mcs0 */ 1470 if (is_mt7996(phy->mt76->dev)) 1471 bf->ndpa_rate = MT7996_CFEND_RATE_DEFAULT; /* ofdm 24m */ 1472 else 1473 bf->ndpa_rate = MT7992_CFEND_RATE_DEFAULT; /* ofdm 6m */ 1474 1475 bf->rept_poll_rate = MT7996_CFEND_RATE_DEFAULT; /* ofdm 24m */ 1476 } 1477 1478 static void 1479 mt7996_mcu_sta_bfer_ht(struct ieee80211_link_sta *link_sta, 1480 struct mt7996_phy *phy, struct sta_rec_bf *bf, 1481 bool explicit) 1482 { 1483 struct ieee80211_mcs_info *mcs = &link_sta->ht_cap.mcs; 1484 u8 n = 0; 1485 1486 bf->tx_mode = MT_PHY_TYPE_HT; 1487 1488 if ((mcs->tx_params & IEEE80211_HT_MCS_TX_RX_DIFF) && 1489 (mcs->tx_params & IEEE80211_HT_MCS_TX_DEFINED)) 1490 n = FIELD_GET(IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK, 1491 mcs->tx_params); 1492 else if (mcs->rx_mask[3]) 1493 n = 3; 1494 else if (mcs->rx_mask[2]) 1495 n = 2; 1496 else if (mcs->rx_mask[1]) 1497 n = 1; 1498 1499 bf->nrow = hweight8(phy->mt76->antenna_mask) - 1; 1500 bf->ncol = min_t(u8, bf->nrow, n); 1501 bf->ibf_ncol = explicit ? min_t(u8, MT7996_IBF_MAX_NC, bf->ncol) : 1502 min_t(u8, MT7996_IBF_MAX_NC, n); 1503 } 1504 1505 static void 1506 mt7996_mcu_sta_bfer_vht(struct ieee80211_link_sta *link_sta, 1507 struct mt7996_phy *phy, struct sta_rec_bf *bf, 1508 bool explicit) 1509 { 1510 struct ieee80211_sta_vht_cap *pc = &link_sta->vht_cap; 1511 struct ieee80211_sta_vht_cap *vc = &phy->mt76->sband_5g.sband.vht_cap; 1512 u16 mcs_map = le16_to_cpu(pc->vht_mcs.rx_mcs_map); 1513 u8 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map); 1514 u8 tx_ant = hweight8(phy->mt76->antenna_mask) - 1; 1515 1516 bf->tx_mode = MT_PHY_TYPE_VHT; 1517 1518 if (explicit) { 1519 u8 sts, snd_dim; 1520 1521 mt7996_mcu_sta_sounding_rate(bf, phy); 1522 1523 sts = FIELD_GET(IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK, 1524 pc->cap); 1525 snd_dim = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, 1526 vc->cap); 1527 bf->nrow = min_t(u8, min_t(u8, snd_dim, sts), tx_ant); 1528 bf->ncol = min_t(u8, nss_mcs, bf->nrow); 1529 bf->ibf_ncol = min_t(u8, MT7996_IBF_MAX_NC, bf->ncol); 1530 1531 if (link_sta->bandwidth == IEEE80211_STA_RX_BW_160) 1532 bf->nrow = 1; 1533 } else { 1534 bf->nrow = tx_ant; 1535 bf->ncol = min_t(u8, nss_mcs, bf->nrow); 1536 bf->ibf_ncol = min_t(u8, MT7996_IBF_MAX_NC, nss_mcs); 1537 1538 if (link_sta->bandwidth == IEEE80211_STA_RX_BW_160) 1539 bf->ibf_nrow = 1; 1540 } 1541 } 1542 1543 static void 1544 mt7996_mcu_sta_bfer_he(struct ieee80211_link_sta *link_sta, 1545 struct ieee80211_vif *vif, struct mt7996_phy *phy, 1546 struct sta_rec_bf *bf, bool explicit) 1547 { 1548 struct ieee80211_sta_he_cap *pc = &link_sta->he_cap; 1549 struct ieee80211_he_cap_elem *pe = &pc->he_cap_elem; 1550 const struct ieee80211_sta_he_cap *vc = 1551 mt76_connac_get_he_phy_cap(phy->mt76, vif); 1552 const struct ieee80211_he_cap_elem *ve = &vc->he_cap_elem; 1553 u16 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_80); 1554 u8 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map); 1555 u8 snd_dim, sts; 1556 1557 if (!vc) 1558 return; 1559 1560 bf->tx_mode = MT_PHY_TYPE_HE_SU; 1561 1562 mt7996_mcu_sta_sounding_rate(bf, phy); 1563 1564 bf->trigger_su = HE_PHY(CAP6_TRIG_SU_BEAMFORMING_FB, 1565 pe->phy_cap_info[6]); 1566 bf->trigger_mu = HE_PHY(CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB, 1567 pe->phy_cap_info[6]); 1568 snd_dim = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, 1569 ve->phy_cap_info[5]); 1570 sts = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK, 1571 pe->phy_cap_info[4]); 1572 bf->nrow = min_t(u8, snd_dim, sts); 1573 bf->ncol = min_t(u8, nss_mcs, bf->nrow); 1574 bf->ibf_ncol = explicit ? min_t(u8, MT7996_IBF_MAX_NC, bf->ncol) : 1575 min_t(u8, MT7996_IBF_MAX_NC, nss_mcs); 1576 1577 if (link_sta->bandwidth != IEEE80211_STA_RX_BW_160) 1578 return; 1579 1580 /* go over for 160MHz and 80p80 */ 1581 if (pe->phy_cap_info[0] & 1582 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) { 1583 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_160); 1584 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map); 1585 1586 bf->ncol_gt_bw80 = nss_mcs; 1587 } 1588 1589 if (pe->phy_cap_info[0] & 1590 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) { 1591 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_80p80); 1592 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map); 1593 1594 if (bf->ncol_gt_bw80) 1595 bf->ncol_gt_bw80 = min_t(u8, bf->ncol_gt_bw80, nss_mcs); 1596 else 1597 bf->ncol_gt_bw80 = nss_mcs; 1598 } 1599 1600 snd_dim = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK, 1601 ve->phy_cap_info[5]); 1602 sts = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK, 1603 pe->phy_cap_info[4]); 1604 1605 bf->nrow_gt_bw80 = min_t(int, snd_dim, sts); 1606 } 1607 1608 static void 1609 mt7996_mcu_sta_bfer_eht(struct ieee80211_link_sta *link_sta, 1610 struct ieee80211_vif *vif, struct mt7996_phy *phy, 1611 struct sta_rec_bf *bf, bool explicit) 1612 { 1613 struct ieee80211_sta_eht_cap *pc = &link_sta->eht_cap; 1614 struct ieee80211_eht_cap_elem_fixed *pe = &pc->eht_cap_elem; 1615 struct ieee80211_eht_mcs_nss_supp *eht_nss = &pc->eht_mcs_nss_supp; 1616 const struct ieee80211_sta_eht_cap *vc = 1617 mt76_connac_get_eht_phy_cap(phy->mt76, vif); 1618 const struct ieee80211_eht_cap_elem_fixed *ve = &vc->eht_cap_elem; 1619 u8 nss_mcs = u8_get_bits(eht_nss->bw._80.rx_tx_mcs9_max_nss, 1620 IEEE80211_EHT_MCS_NSS_RX) - 1; 1621 u8 snd_dim, sts; 1622 1623 bf->tx_mode = MT_PHY_TYPE_EHT_MU; 1624 1625 mt7996_mcu_sta_sounding_rate(bf, phy); 1626 1627 bf->trigger_su = EHT_PHY(CAP3_TRIG_SU_BF_FDBK, pe->phy_cap_info[3]); 1628 bf->trigger_mu = EHT_PHY(CAP3_TRIG_MU_BF_PART_BW_FDBK, pe->phy_cap_info[3]); 1629 snd_dim = EHT_PHY(CAP2_SOUNDING_DIM_80MHZ_MASK, ve->phy_cap_info[2]); 1630 sts = EHT_PHY(CAP0_BEAMFORMEE_SS_80MHZ_MASK, pe->phy_cap_info[0]) + 1631 (EHT_PHY(CAP1_BEAMFORMEE_SS_80MHZ_MASK, pe->phy_cap_info[1]) << 1); 1632 bf->nrow = min_t(u8, snd_dim, sts); 1633 bf->ncol = min_t(u8, nss_mcs, bf->nrow); 1634 bf->ibf_ncol = explicit ? min_t(u8, MT7996_IBF_MAX_NC, bf->ncol) : 1635 min_t(u8, MT7996_IBF_MAX_NC, nss_mcs); 1636 1637 if (link_sta->bandwidth < IEEE80211_STA_RX_BW_160) 1638 return; 1639 1640 switch (link_sta->bandwidth) { 1641 case IEEE80211_STA_RX_BW_160: 1642 snd_dim = EHT_PHY(CAP2_SOUNDING_DIM_160MHZ_MASK, ve->phy_cap_info[2]); 1643 sts = EHT_PHY(CAP1_BEAMFORMEE_SS_160MHZ_MASK, pe->phy_cap_info[1]); 1644 nss_mcs = u8_get_bits(eht_nss->bw._160.rx_tx_mcs9_max_nss, 1645 IEEE80211_EHT_MCS_NSS_RX) - 1; 1646 1647 bf->nrow_gt_bw80 = min_t(u8, snd_dim, sts); 1648 bf->ncol_gt_bw80 = nss_mcs; 1649 break; 1650 case IEEE80211_STA_RX_BW_320: 1651 snd_dim = EHT_PHY(CAP2_SOUNDING_DIM_320MHZ_MASK, ve->phy_cap_info[2]) + 1652 (EHT_PHY(CAP3_SOUNDING_DIM_320MHZ_MASK, 1653 ve->phy_cap_info[3]) << 1); 1654 sts = EHT_PHY(CAP1_BEAMFORMEE_SS_320MHZ_MASK, pe->phy_cap_info[1]); 1655 nss_mcs = u8_get_bits(eht_nss->bw._320.rx_tx_mcs9_max_nss, 1656 IEEE80211_EHT_MCS_NSS_RX) - 1; 1657 1658 bf->nrow_gt_bw80 = min_t(u8, snd_dim, sts) << 4; 1659 bf->ncol_gt_bw80 = nss_mcs << 4; 1660 break; 1661 default: 1662 break; 1663 } 1664 } 1665 1666 static void 1667 mt7996_mcu_sta_bfer_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1668 struct ieee80211_bss_conf *link_conf, 1669 struct ieee80211_link_sta *link_sta, 1670 struct mt7996_vif_link *link) 1671 { 1672 #define EBF_MODE BIT(0) 1673 #define IBF_MODE BIT(1) 1674 #define BF_MAT_ORDER 4 1675 struct ieee80211_vif *vif = link_conf->vif; 1676 struct mt7996_phy *phy = link->phy; 1677 int tx_ant = hweight16(phy->mt76->chainmask) - 1; 1678 struct sta_rec_bf *bf; 1679 struct tlv *tlv; 1680 static const u8 matrix[BF_MAT_ORDER][BF_MAT_ORDER] = { 1681 {0, 0, 0, 0}, 1682 {1, 1, 0, 0}, /* 2x1, 2x2, 2x3, 2x4 */ 1683 {2, 4, 4, 0}, /* 3x1, 3x2, 3x3, 3x4 */ 1684 {3, 5, 6, 0} /* 4x1, 4x2, 4x3, 4x4 */ 1685 }; 1686 bool ebf; 1687 1688 if (!(link_sta->ht_cap.ht_supported || link_sta->he_cap.has_he)) 1689 return; 1690 1691 ebf = mt7996_is_ebf_supported(phy, link_conf, link_sta, false); 1692 if (!ebf && !dev->ibf) 1693 return; 1694 1695 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BF, sizeof(*bf)); 1696 bf = (struct sta_rec_bf *)tlv; 1697 1698 /* he/eht: eBF only, except mt7992 that has 5T on 5GHz also supports iBF 1699 * vht: support eBF and iBF 1700 * ht: iBF only, since mac80211 lacks of eBF support 1701 */ 1702 if (link_sta->eht_cap.has_eht) 1703 mt7996_mcu_sta_bfer_eht(link_sta, vif, link->phy, bf, ebf); 1704 else if (link_sta->he_cap.has_he) 1705 mt7996_mcu_sta_bfer_he(link_sta, vif, link->phy, bf, ebf); 1706 else if (link_sta->vht_cap.vht_supported) 1707 mt7996_mcu_sta_bfer_vht(link_sta, link->phy, bf, ebf); 1708 else if (link_sta->ht_cap.ht_supported) 1709 mt7996_mcu_sta_bfer_ht(link_sta, link->phy, bf, ebf); 1710 else 1711 return; 1712 1713 bf->bf_cap = ebf ? EBF_MODE : (dev->ibf ? IBF_MODE : 0); 1714 if (is_mt7992(&dev->mt76) && tx_ant == 4) 1715 bf->bf_cap |= IBF_MODE; 1716 1717 bf->bw = link_sta->bandwidth; 1718 bf->ibf_dbw = link_sta->bandwidth; 1719 bf->ibf_nrow = tx_ant; 1720 1721 if (link_sta->eht_cap.has_eht || link_sta->he_cap.has_he) 1722 bf->ibf_timeout = is_mt7996(&dev->mt76) ? MT7996_IBF_TIMEOUT : 1723 MT7992_IBF_TIMEOUT; 1724 else if (!ebf && link_sta->bandwidth <= IEEE80211_STA_RX_BW_40 && !bf->ncol) 1725 bf->ibf_timeout = MT7996_IBF_TIMEOUT_LEGACY; 1726 else 1727 bf->ibf_timeout = MT7996_IBF_TIMEOUT; 1728 1729 if (bf->ncol < BF_MAT_ORDER) { 1730 if (ebf) 1731 bf->mem_20m = tx_ant < BF_MAT_ORDER ? 1732 matrix[tx_ant][bf->ncol] : 0; 1733 else 1734 bf->mem_20m = bf->nrow < BF_MAT_ORDER ? 1735 matrix[bf->nrow][bf->ncol] : 0; 1736 } 1737 1738 switch (link_sta->bandwidth) { 1739 case IEEE80211_STA_RX_BW_160: 1740 case IEEE80211_STA_RX_BW_80: 1741 bf->mem_total = bf->mem_20m * 2; 1742 break; 1743 case IEEE80211_STA_RX_BW_40: 1744 bf->mem_total = bf->mem_20m; 1745 break; 1746 case IEEE80211_STA_RX_BW_20: 1747 default: 1748 break; 1749 } 1750 } 1751 1752 static void 1753 mt7996_mcu_sta_bfee_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1754 struct ieee80211_bss_conf *link_conf, 1755 struct ieee80211_link_sta *link_sta, 1756 struct mt7996_vif_link *link) 1757 { 1758 struct mt7996_phy *phy = link->phy; 1759 int tx_ant = hweight8(phy->mt76->antenna_mask) - 1; 1760 struct sta_rec_bfee *bfee; 1761 struct tlv *tlv; 1762 u8 nrow = 0; 1763 1764 if (!(link_sta->vht_cap.vht_supported || link_sta->he_cap.has_he)) 1765 return; 1766 1767 if (!mt7996_is_ebf_supported(phy, link_conf, link_sta, true)) 1768 return; 1769 1770 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BFEE, sizeof(*bfee)); 1771 bfee = (struct sta_rec_bfee *)tlv; 1772 1773 if (link_sta->he_cap.has_he) { 1774 struct ieee80211_he_cap_elem *pe = &link_sta->he_cap.he_cap_elem; 1775 1776 nrow = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, 1777 pe->phy_cap_info[5]); 1778 } else if (link_sta->vht_cap.vht_supported) { 1779 struct ieee80211_sta_vht_cap *pc = &link_sta->vht_cap; 1780 1781 nrow = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, 1782 pc->cap); 1783 } 1784 1785 /* reply with identity matrix to avoid 2x2 BF negative gain */ 1786 bfee->fb_identity_matrix = (nrow == 1 && tx_ant == 2); 1787 } 1788 1789 static void 1790 mt7996_mcu_sta_tx_proc_tlv(struct sk_buff *skb) 1791 { 1792 struct sta_rec_tx_proc *tx_proc; 1793 struct tlv *tlv; 1794 1795 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_TX_PROC, sizeof(*tx_proc)); 1796 1797 tx_proc = (struct sta_rec_tx_proc *)tlv; 1798 tx_proc->flag = cpu_to_le32(0); 1799 } 1800 1801 static void 1802 mt7996_mcu_sta_hdrt_tlv(struct mt7996_dev *dev, struct sk_buff *skb) 1803 { 1804 struct sta_rec_hdrt *hdrt; 1805 struct tlv *tlv; 1806 1807 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HDRT, sizeof(*hdrt)); 1808 1809 hdrt = (struct sta_rec_hdrt *)tlv; 1810 hdrt->hdrt_mode = 1; 1811 } 1812 1813 static void 1814 mt7996_mcu_sta_hdr_trans_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1815 struct ieee80211_vif *vif, struct mt76_wcid *wcid) 1816 { 1817 struct sta_rec_hdr_trans *hdr_trans; 1818 struct tlv *tlv; 1819 1820 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HDR_TRANS, sizeof(*hdr_trans)); 1821 hdr_trans = (struct sta_rec_hdr_trans *)tlv; 1822 hdr_trans->dis_rx_hdr_tran = true; 1823 1824 if (vif->type == NL80211_IFTYPE_STATION) 1825 hdr_trans->to_ds = true; 1826 else 1827 hdr_trans->from_ds = true; 1828 1829 if (!wcid) 1830 return; 1831 1832 hdr_trans->dis_rx_hdr_tran = !test_bit(MT_WCID_FLAG_HDR_TRANS, &wcid->flags); 1833 if (test_bit(MT_WCID_FLAG_4ADDR, &wcid->flags)) { 1834 hdr_trans->to_ds = true; 1835 hdr_trans->from_ds = true; 1836 } 1837 1838 if (vif->type == NL80211_IFTYPE_MESH_POINT) { 1839 hdr_trans->to_ds = true; 1840 hdr_trans->from_ds = true; 1841 hdr_trans->mesh = true; 1842 } 1843 } 1844 1845 static enum mcu_mmps_mode 1846 mt7996_mcu_get_mmps_mode(enum ieee80211_smps_mode smps) 1847 { 1848 switch (smps) { 1849 case IEEE80211_SMPS_OFF: 1850 return MCU_MMPS_DISABLE; 1851 case IEEE80211_SMPS_STATIC: 1852 return MCU_MMPS_STATIC; 1853 case IEEE80211_SMPS_DYNAMIC: 1854 return MCU_MMPS_DYNAMIC; 1855 default: 1856 return MCU_MMPS_DISABLE; 1857 } 1858 } 1859 1860 int mt7996_mcu_set_fixed_rate_ctrl(struct mt7996_dev *dev, 1861 void *data, u16 version) 1862 { 1863 struct ra_fixed_rate *req; 1864 struct uni_header hdr; 1865 struct sk_buff *skb; 1866 struct tlv *tlv; 1867 int len; 1868 1869 len = sizeof(hdr) + sizeof(*req); 1870 1871 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 1872 if (!skb) 1873 return -ENOMEM; 1874 1875 skb_put_data(skb, &hdr, sizeof(hdr)); 1876 1877 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_RA_FIXED_RATE, sizeof(*req)); 1878 req = (struct ra_fixed_rate *)tlv; 1879 req->version = cpu_to_le16(version); 1880 memcpy(&req->rate, data, sizeof(req->rate)); 1881 1882 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1883 MCU_WM_UNI_CMD(RA), true); 1884 } 1885 1886 int mt7996_mcu_set_fixed_field(struct mt7996_dev *dev, 1887 struct ieee80211_link_sta *link_sta, 1888 struct mt7996_vif_link *link, 1889 struct mt7996_sta_link *msta_link, 1890 void *data, u32 field) 1891 { 1892 struct sta_phy_uni *phy = data; 1893 struct sta_rec_ra_fixed_uni *ra; 1894 struct sk_buff *skb; 1895 struct tlv *tlv; 1896 1897 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &link->mt76, 1898 &msta_link->wcid, 1899 MT7996_STA_UPDATE_MAX_SIZE); 1900 if (IS_ERR(skb)) 1901 return PTR_ERR(skb); 1902 1903 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_RA_UPDATE, sizeof(*ra)); 1904 ra = (struct sta_rec_ra_fixed_uni *)tlv; 1905 1906 switch (field) { 1907 case RATE_PARAM_AUTO: 1908 break; 1909 case RATE_PARAM_FIXED: 1910 case RATE_PARAM_FIXED_MCS: 1911 case RATE_PARAM_FIXED_GI: 1912 case RATE_PARAM_FIXED_HE_LTF: 1913 if (phy) 1914 ra->phy = *phy; 1915 break; 1916 case RATE_PARAM_MMPS_UPDATE: 1917 ra->mmps_mode = mt7996_mcu_get_mmps_mode(link_sta->smps_mode); 1918 break; 1919 default: 1920 break; 1921 } 1922 ra->field = cpu_to_le32(field); 1923 1924 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1925 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 1926 } 1927 1928 static int 1929 mt7996_mcu_add_rate_ctrl_fixed(struct mt7996_dev *dev, 1930 struct ieee80211_link_sta *link_sta, 1931 struct mt7996_vif_link *link, 1932 struct mt7996_sta_link *msta_link) 1933 { 1934 struct cfg80211_chan_def *chandef = &link->phy->mt76->chandef; 1935 struct cfg80211_bitrate_mask *mask = &link->bitrate_mask; 1936 enum nl80211_band band = chandef->chan->band; 1937 struct sta_phy_uni phy = {}; 1938 int ret, nrates = 0; 1939 1940 #define __sta_phy_bitrate_mask_check(_mcs, _gi, _ht, _he) \ 1941 do { \ 1942 u8 i, gi = mask->control[band]._gi; \ 1943 gi = (_he) ? gi : gi == NL80211_TXRATE_FORCE_SGI; \ 1944 phy.sgi = gi; \ 1945 phy.he_ltf = mask->control[band].he_ltf; \ 1946 for (i = 0; i < ARRAY_SIZE(mask->control[band]._mcs); i++) { \ 1947 if (!mask->control[band]._mcs[i]) \ 1948 continue; \ 1949 nrates += hweight16(mask->control[band]._mcs[i]); \ 1950 phy.mcs = ffs(mask->control[band]._mcs[i]) - 1; \ 1951 if (_ht) \ 1952 phy.mcs += 8 * i; \ 1953 } \ 1954 } while (0) 1955 1956 if (link_sta->he_cap.has_he) { 1957 __sta_phy_bitrate_mask_check(he_mcs, he_gi, 0, 1); 1958 } else if (link_sta->vht_cap.vht_supported) { 1959 __sta_phy_bitrate_mask_check(vht_mcs, gi, 0, 0); 1960 } else if (link_sta->ht_cap.ht_supported) { 1961 __sta_phy_bitrate_mask_check(ht_mcs, gi, 1, 0); 1962 } else { 1963 nrates = hweight32(mask->control[band].legacy); 1964 phy.mcs = ffs(mask->control[band].legacy) - 1; 1965 } 1966 #undef __sta_phy_bitrate_mask_check 1967 1968 /* fall back to auto rate control */ 1969 if (mask->control[band].gi == NL80211_TXRATE_DEFAULT_GI && 1970 mask->control[band].he_gi == GENMASK(7, 0) && 1971 mask->control[band].he_ltf == GENMASK(7, 0) && 1972 nrates != 1) 1973 return 0; 1974 1975 /* fixed single rate */ 1976 if (nrates == 1) { 1977 ret = mt7996_mcu_set_fixed_field(dev, link_sta, link, 1978 msta_link, &phy, 1979 RATE_PARAM_FIXED_MCS); 1980 if (ret) 1981 return ret; 1982 } 1983 1984 /* fixed GI */ 1985 if (mask->control[band].gi != NL80211_TXRATE_DEFAULT_GI || 1986 mask->control[band].he_gi != GENMASK(7, 0)) { 1987 u32 addr; 1988 1989 /* firmware updates only TXCMD but doesn't take WTBL into 1990 * account, so driver should update here to reflect the 1991 * actual txrate hardware sends out. 1992 */ 1993 addr = mt7996_mac_wtbl_lmac_addr(dev, msta_link->wcid.idx, 7); 1994 if (link_sta->he_cap.has_he) 1995 mt76_rmw_field(dev, addr, GENMASK(31, 24), phy.sgi); 1996 else 1997 mt76_rmw_field(dev, addr, GENMASK(15, 12), phy.sgi); 1998 1999 ret = mt7996_mcu_set_fixed_field(dev, link_sta, link, 2000 msta_link, &phy, 2001 RATE_PARAM_FIXED_GI); 2002 if (ret) 2003 return ret; 2004 } 2005 2006 /* fixed HE_LTF */ 2007 if (mask->control[band].he_ltf != GENMASK(7, 0)) { 2008 ret = mt7996_mcu_set_fixed_field(dev, link_sta, link, 2009 msta_link, &phy, 2010 RATE_PARAM_FIXED_HE_LTF); 2011 if (ret) 2012 return ret; 2013 } 2014 2015 return 0; 2016 } 2017 2018 static void 2019 mt7996_mcu_sta_rate_ctrl_tlv(struct sk_buff *skb, struct mt7996_dev *dev, 2020 struct ieee80211_vif *vif, 2021 struct ieee80211_bss_conf *link_conf, 2022 struct ieee80211_link_sta *link_sta, 2023 struct mt7996_vif_link *link) 2024 { 2025 #define INIT_RCPI 180 2026 struct mt76_phy *mphy = link->phy->mt76; 2027 struct cfg80211_chan_def *chandef = &mphy->chandef; 2028 struct cfg80211_bitrate_mask *mask = &link->bitrate_mask; 2029 u32 cap = link_sta->sta->wme ? STA_CAP_WMM : 0; 2030 enum nl80211_band band = chandef->chan->band; 2031 struct sta_rec_ra_uni *ra; 2032 struct tlv *tlv; 2033 u32 supp_rate = link_sta->supp_rates[band]; 2034 2035 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_RA, sizeof(*ra)); 2036 ra = (struct sta_rec_ra_uni *)tlv; 2037 2038 ra->valid = true; 2039 ra->auto_rate = true; 2040 ra->phy_mode = mt76_connac_get_phy_mode(mphy, vif, band, link_sta); 2041 ra->channel = chandef->chan->hw_value; 2042 ra->bw = (link_sta->bandwidth == IEEE80211_STA_RX_BW_320) ? 2043 CMD_CBW_320MHZ : link_sta->bandwidth; 2044 ra->phy.bw = ra->bw; 2045 ra->mmps_mode = mt7996_mcu_get_mmps_mode(link_sta->smps_mode); 2046 2047 if (supp_rate) { 2048 supp_rate &= mask->control[band].legacy; 2049 ra->rate_len = hweight32(supp_rate); 2050 2051 if (band == NL80211_BAND_2GHZ) { 2052 ra->supp_mode = MODE_CCK; 2053 ra->supp_cck_rate = supp_rate & GENMASK(3, 0); 2054 2055 if (ra->rate_len > 4) { 2056 ra->supp_mode |= MODE_OFDM; 2057 ra->supp_ofdm_rate = supp_rate >> 4; 2058 } 2059 } else { 2060 ra->supp_mode = MODE_OFDM; 2061 ra->supp_ofdm_rate = supp_rate; 2062 } 2063 } 2064 2065 if (link_sta->ht_cap.ht_supported) { 2066 ra->supp_mode |= MODE_HT; 2067 ra->af = link_sta->ht_cap.ampdu_factor; 2068 ra->ht_gf = !!(link_sta->ht_cap.cap & IEEE80211_HT_CAP_GRN_FLD); 2069 2070 cap |= STA_CAP_HT; 2071 if (link_sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20) 2072 cap |= STA_CAP_SGI_20; 2073 if (link_sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40) 2074 cap |= STA_CAP_SGI_40; 2075 if (link_sta->ht_cap.cap & IEEE80211_HT_CAP_TX_STBC) 2076 cap |= STA_CAP_TX_STBC; 2077 if (link_sta->ht_cap.cap & IEEE80211_HT_CAP_RX_STBC) 2078 cap |= STA_CAP_RX_STBC; 2079 if (link_conf->ht_ldpc && 2080 (link_sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING)) 2081 cap |= STA_CAP_LDPC; 2082 2083 mt7996_mcu_set_sta_ht_mcs(link_sta, ra->ht_mcs, 2084 mask->control[band].ht_mcs); 2085 ra->supp_ht_mcs = *(__le32 *)ra->ht_mcs; 2086 } 2087 2088 if (link_sta->vht_cap.vht_supported) { 2089 u8 af; 2090 2091 ra->supp_mode |= MODE_VHT; 2092 af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK, 2093 link_sta->vht_cap.cap); 2094 ra->af = max_t(u8, ra->af, af); 2095 2096 cap |= STA_CAP_VHT; 2097 if (link_sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80) 2098 cap |= STA_CAP_VHT_SGI_80; 2099 if (link_sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160) 2100 cap |= STA_CAP_VHT_SGI_160; 2101 if (link_sta->vht_cap.cap & IEEE80211_VHT_CAP_TXSTBC) 2102 cap |= STA_CAP_VHT_TX_STBC; 2103 if (link_sta->vht_cap.cap & IEEE80211_VHT_CAP_RXSTBC_1) 2104 cap |= STA_CAP_VHT_RX_STBC; 2105 if ((vif->type != NL80211_IFTYPE_AP || link_conf->vht_ldpc) && 2106 (link_sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC)) 2107 cap |= STA_CAP_VHT_LDPC; 2108 2109 mt7996_mcu_set_sta_vht_mcs(link_sta, ra->supp_vht_mcs, 2110 mask->control[band].vht_mcs); 2111 } 2112 2113 if (link_sta->he_cap.has_he) { 2114 ra->supp_mode |= MODE_HE; 2115 cap |= STA_CAP_HE; 2116 2117 if (link_sta->he_6ghz_capa.capa) 2118 ra->af = le16_get_bits(link_sta->he_6ghz_capa.capa, 2119 IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP); 2120 } 2121 ra->sta_cap = cpu_to_le32(cap); 2122 2123 memset(ra->rx_rcpi, INIT_RCPI, sizeof(ra->rx_rcpi)); 2124 } 2125 2126 int mt7996_mcu_add_rate_ctrl(struct mt7996_dev *dev, 2127 struct ieee80211_vif *vif, 2128 struct ieee80211_bss_conf *link_conf, 2129 struct ieee80211_link_sta *link_sta, 2130 struct mt7996_vif_link *link, 2131 struct mt7996_sta_link *msta_link, bool changed) 2132 { 2133 struct sk_buff *skb; 2134 int ret; 2135 2136 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &link->mt76, 2137 &msta_link->wcid, 2138 MT7996_STA_UPDATE_MAX_SIZE); 2139 if (IS_ERR(skb)) 2140 return PTR_ERR(skb); 2141 2142 /* firmware rc algorithm refers to sta_rec_he for HE control. 2143 * once dev->rc_work changes the settings driver should also 2144 * update sta_rec_he here. 2145 */ 2146 if (changed) 2147 mt7996_mcu_sta_he_tlv(skb, link_sta, link); 2148 2149 /* sta_rec_ra accommodates BW, NSS and only MCS range format 2150 * i.e 0-{7,8,9} for VHT. 2151 */ 2152 mt7996_mcu_sta_rate_ctrl_tlv(skb, dev, vif, link_conf, link_sta, link); 2153 2154 ret = mt76_mcu_skb_send_msg(&dev->mt76, skb, 2155 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 2156 if (ret) 2157 return ret; 2158 2159 return mt7996_mcu_add_rate_ctrl_fixed(dev, link_sta, link, msta_link); 2160 } 2161 2162 static int 2163 mt7996_mcu_add_group(struct mt7996_dev *dev, struct ieee80211_vif *vif, 2164 struct ieee80211_sta *sta) 2165 { 2166 #define MT_STA_BSS_GROUP 1 2167 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 2168 struct mt7996_sta_link *msta_link; 2169 struct mt7996_sta *msta; 2170 struct { 2171 u8 __rsv1[4]; 2172 2173 __le16 tag; 2174 __le16 len; 2175 __le16 wlan_idx; 2176 u8 __rsv2[2]; 2177 __le32 action; 2178 __le32 val; 2179 u8 __rsv3[8]; 2180 } __packed req = { 2181 .tag = cpu_to_le16(UNI_VOW_DRR_CTRL), 2182 .len = cpu_to_le16(sizeof(req) - 4), 2183 .action = cpu_to_le32(MT_STA_BSS_GROUP), 2184 .val = cpu_to_le32(mvif->deflink.mt76.idx % 16), 2185 }; 2186 2187 msta = sta ? (struct mt7996_sta *)sta->drv_priv : NULL; 2188 msta_link = msta ? &msta->deflink : &mvif->deflink.msta_link; 2189 req.wlan_idx = cpu_to_le16(msta_link->wcid.idx); 2190 2191 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(VOW), &req, 2192 sizeof(req), true); 2193 } 2194 2195 static void 2196 mt7996_mcu_sta_mld_setup_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 2197 struct ieee80211_sta *sta) 2198 { 2199 struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; 2200 unsigned long links = sta->valid_links; 2201 unsigned int nlinks = hweight16(links); 2202 struct mld_setup_link *mld_setup_link; 2203 struct sta_rec_mld_setup *mld_setup; 2204 struct mt7996_sta_link *msta_link; 2205 struct ieee80211_vif *vif; 2206 unsigned int link_id; 2207 struct tlv *tlv; 2208 2209 msta_link = mt76_dereference(msta->link[msta->deflink_id], &dev->mt76); 2210 if (!msta_link) 2211 return; 2212 2213 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_MLD, 2214 sizeof(struct sta_rec_mld_setup) + 2215 sizeof(struct mld_setup_link) * nlinks); 2216 2217 mld_setup = (struct sta_rec_mld_setup *)tlv; 2218 memcpy(mld_setup->mld_addr, sta->addr, ETH_ALEN); 2219 mld_setup->setup_wcid = cpu_to_le16(msta_link->wcid.idx); 2220 mld_setup->primary_id = cpu_to_le16(msta_link->wcid.idx); 2221 2222 if (nlinks > 1) { 2223 link_id = __ffs(links & ~BIT(msta->deflink_id)); 2224 msta_link = mt76_dereference(msta->link[msta->deflink_id], 2225 &dev->mt76); 2226 if (!msta_link) 2227 return; 2228 } 2229 mld_setup->seconed_id = cpu_to_le16(msta_link->wcid.idx); 2230 mld_setup->link_num = nlinks; 2231 2232 vif = container_of((void *)msta->vif, struct ieee80211_vif, drv_priv); 2233 mld_setup_link = (struct mld_setup_link *)mld_setup->link_info; 2234 for_each_set_bit(link_id, &links, IEEE80211_MLD_MAX_NUM_LINKS) { 2235 struct mt7996_vif_link *link; 2236 2237 msta_link = mt76_dereference(msta->link[link_id], &dev->mt76); 2238 if (!msta_link) 2239 continue; 2240 2241 link = mt7996_vif_link(dev, vif, link_id); 2242 if (!link) 2243 continue; 2244 2245 if (!msta_link) 2246 continue; 2247 2248 mld_setup_link->wcid = cpu_to_le16(msta_link->wcid.idx); 2249 mld_setup_link->bss_idx = link->mt76.idx; 2250 mld_setup_link++; 2251 } 2252 } 2253 2254 static void 2255 mt7996_mcu_sta_eht_mld_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 2256 struct ieee80211_sta *sta) 2257 { 2258 struct sta_rec_eht_mld *eht_mld; 2259 struct tlv *tlv; 2260 int i; 2261 2262 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_EHT_MLD, sizeof(*eht_mld)); 2263 eht_mld = (struct sta_rec_eht_mld *)tlv; 2264 2265 for (i = 0; i < ARRAY_SIZE(eht_mld->str_cap); i++) 2266 eht_mld->str_cap[i] = 0x7; 2267 } 2268 2269 int mt7996_mcu_add_sta(struct mt7996_dev *dev, 2270 struct ieee80211_bss_conf *link_conf, 2271 struct ieee80211_link_sta *link_sta, 2272 struct mt7996_vif_link *link, 2273 struct mt7996_sta_link *msta_link, 2274 int conn_state, bool newly) 2275 { 2276 struct mt76_wcid *wcid = msta_link ? &msta_link->wcid : link->mt76.wcid; 2277 struct ieee80211_sta *sta = link_sta ? link_sta->sta : NULL; 2278 struct sk_buff *skb; 2279 int ret; 2280 2281 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &link->mt76, wcid, 2282 MT7996_STA_UPDATE_MAX_SIZE); 2283 if (IS_ERR(skb)) 2284 return PTR_ERR(skb); 2285 2286 /* starec basic */ 2287 mt76_connac_mcu_sta_basic_tlv(&dev->mt76, skb, link_conf, link_sta, 2288 conn_state, newly); 2289 2290 if (conn_state == CONN_STATE_DISCONNECT) 2291 goto out; 2292 2293 /* starec hdr trans */ 2294 mt7996_mcu_sta_hdr_trans_tlv(dev, skb, link_conf->vif, wcid); 2295 /* starec tx proc */ 2296 mt7996_mcu_sta_tx_proc_tlv(skb); 2297 2298 /* tag order is in accordance with firmware dependency. */ 2299 if (link_sta) { 2300 /* starec hdrt mode */ 2301 mt7996_mcu_sta_hdrt_tlv(dev, skb); 2302 if (conn_state == CONN_STATE_CONNECT) { 2303 /* starec bfer */ 2304 mt7996_mcu_sta_bfer_tlv(dev, skb, link_conf, link_sta, 2305 link); 2306 /* starec bfee */ 2307 mt7996_mcu_sta_bfee_tlv(dev, skb, link_conf, link_sta, 2308 link); 2309 } 2310 /* starec ht */ 2311 mt7996_mcu_sta_ht_tlv(skb, link_sta); 2312 /* starec vht */ 2313 mt7996_mcu_sta_vht_tlv(skb, link_sta); 2314 /* starec uapsd */ 2315 mt76_connac_mcu_sta_uapsd(skb, link_conf->vif, sta); 2316 /* starec amsdu */ 2317 mt7996_mcu_sta_amsdu_tlv(dev, skb, link_conf->vif, link_sta, 2318 msta_link); 2319 /* starec he */ 2320 mt7996_mcu_sta_he_tlv(skb, link_sta, link); 2321 /* starec he 6g*/ 2322 mt7996_mcu_sta_he_6g_tlv(skb, link_sta); 2323 /* starec eht */ 2324 mt7996_mcu_sta_eht_tlv(skb, link_sta); 2325 /* starec muru */ 2326 mt7996_mcu_sta_muru_tlv(dev, skb, link_conf, link_sta); 2327 2328 if (sta->mlo) { 2329 mt7996_mcu_sta_mld_setup_tlv(dev, skb, sta); 2330 mt7996_mcu_sta_eht_mld_tlv(dev, skb, sta); 2331 } 2332 } 2333 2334 ret = mt7996_mcu_add_group(dev, link_conf->vif, sta); 2335 if (ret) { 2336 dev_kfree_skb(skb); 2337 return ret; 2338 } 2339 out: 2340 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 2341 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 2342 } 2343 2344 int mt7996_mcu_teardown_mld_sta(struct mt7996_dev *dev, 2345 struct mt7996_vif_link *link, 2346 struct mt7996_sta_link *msta_link) 2347 { 2348 struct sk_buff *skb; 2349 2350 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &link->mt76, 2351 &msta_link->wcid, 2352 MT7996_STA_UPDATE_MAX_SIZE); 2353 if (IS_ERR(skb)) 2354 return PTR_ERR(skb); 2355 2356 mt76_connac_mcu_add_tlv(skb, STA_REC_MLD_OFF, sizeof(struct tlv)); 2357 2358 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 2359 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 2360 } 2361 2362 static int 2363 mt7996_mcu_sta_key_tlv(struct mt76_wcid *wcid, 2364 struct sk_buff *skb, 2365 struct ieee80211_key_conf *key, 2366 enum set_key_cmd cmd) 2367 { 2368 struct sta_rec_sec_uni *sec; 2369 struct tlv *tlv; 2370 2371 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_KEY_V2, sizeof(*sec)); 2372 sec = (struct sta_rec_sec_uni *)tlv; 2373 sec->add = cmd; 2374 2375 if (cmd == SET_KEY) { 2376 struct sec_key_uni *sec_key; 2377 u8 cipher; 2378 2379 cipher = mt76_connac_mcu_get_cipher(key->cipher); 2380 if (cipher == MCU_CIPHER_NONE) 2381 return -EOPNOTSUPP; 2382 2383 sec_key = &sec->key[0]; 2384 sec_key->wlan_idx = cpu_to_le16(wcid->idx); 2385 sec_key->mgmt_prot = 0; 2386 sec_key->cipher_id = cipher; 2387 sec_key->cipher_len = sizeof(*sec_key); 2388 sec_key->key_id = key->keyidx; 2389 sec_key->key_len = key->keylen; 2390 sec_key->need_resp = 0; 2391 memcpy(sec_key->key, key->key, key->keylen); 2392 2393 if (cipher == MCU_CIPHER_TKIP) { 2394 /* Rx/Tx MIC keys are swapped */ 2395 memcpy(sec_key->key + 16, key->key + 24, 8); 2396 memcpy(sec_key->key + 24, key->key + 16, 8); 2397 } 2398 2399 sec->n_cipher = 1; 2400 } else { 2401 sec->n_cipher = 0; 2402 } 2403 2404 return 0; 2405 } 2406 2407 int mt7996_mcu_add_key(struct mt76_dev *dev, struct ieee80211_vif *vif, 2408 struct ieee80211_key_conf *key, int mcu_cmd, 2409 struct mt76_wcid *wcid, enum set_key_cmd cmd) 2410 { 2411 struct mt76_vif_link *mvif = (struct mt76_vif_link *)vif->drv_priv; 2412 struct sk_buff *skb; 2413 int ret; 2414 2415 skb = __mt76_connac_mcu_alloc_sta_req(dev, mvif, wcid, 2416 MT7996_STA_UPDATE_MAX_SIZE); 2417 if (IS_ERR(skb)) 2418 return PTR_ERR(skb); 2419 2420 ret = mt7996_mcu_sta_key_tlv(wcid, skb, key, cmd); 2421 if (ret) 2422 return ret; 2423 2424 return mt76_mcu_skb_send_msg(dev, skb, mcu_cmd, true); 2425 } 2426 2427 static int mt7996_mcu_get_pn(struct mt7996_dev *dev, 2428 struct mt7996_vif_link *link, 2429 struct mt7996_sta_link *msta_link, u8 *pn) 2430 { 2431 #define TSC_TYPE_BIGTK_PN 2 2432 struct sta_rec_pn_info *pn_info; 2433 struct sk_buff *skb, *rskb; 2434 struct tlv *tlv; 2435 int ret; 2436 2437 skb = mt76_connac_mcu_alloc_sta_req(&dev->mt76, &link->mt76, 2438 &msta_link->wcid); 2439 if (IS_ERR(skb)) 2440 return PTR_ERR(skb); 2441 2442 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_PN_INFO, sizeof(*pn_info)); 2443 pn_info = (struct sta_rec_pn_info *)tlv; 2444 2445 pn_info->tsc_type = TSC_TYPE_BIGTK_PN; 2446 ret = mt76_mcu_skb_send_and_get_msg(&dev->mt76, skb, 2447 MCU_WM_UNI_CMD_QUERY(STA_REC_UPDATE), 2448 true, &rskb); 2449 if (ret) 2450 return ret; 2451 2452 skb_pull(rskb, 4); 2453 2454 pn_info = (struct sta_rec_pn_info *)rskb->data; 2455 if (le16_to_cpu(pn_info->tag) == STA_REC_PN_INFO) 2456 memcpy(pn, pn_info->pn, 6); 2457 2458 dev_kfree_skb(rskb); 2459 return 0; 2460 } 2461 2462 int mt7996_mcu_bcn_prot_enable(struct mt7996_dev *dev, 2463 struct mt7996_vif_link *link, 2464 struct mt7996_sta_link *msta_link, 2465 struct ieee80211_key_conf *key) 2466 { 2467 struct mt7996_mcu_bcn_prot_tlv *bcn_prot; 2468 struct sk_buff *skb; 2469 struct tlv *tlv; 2470 u8 pn[6] = {}; 2471 int len = sizeof(struct bss_req_hdr) + 2472 sizeof(struct mt7996_mcu_bcn_prot_tlv); 2473 int ret; 2474 2475 skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, &link->mt76, len); 2476 if (IS_ERR(skb)) 2477 return PTR_ERR(skb); 2478 2479 tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_BCN_PROT, sizeof(*bcn_prot)); 2480 2481 bcn_prot = (struct mt7996_mcu_bcn_prot_tlv *)tlv; 2482 2483 ret = mt7996_mcu_get_pn(dev, link, msta_link, pn); 2484 if (ret) { 2485 dev_kfree_skb(skb); 2486 return ret; 2487 } 2488 2489 switch (key->cipher) { 2490 case WLAN_CIPHER_SUITE_AES_CMAC: 2491 bcn_prot->cipher_id = MCU_CIPHER_BCN_PROT_CMAC_128; 2492 break; 2493 case WLAN_CIPHER_SUITE_BIP_GMAC_128: 2494 bcn_prot->cipher_id = MCU_CIPHER_BCN_PROT_GMAC_128; 2495 break; 2496 case WLAN_CIPHER_SUITE_BIP_GMAC_256: 2497 bcn_prot->cipher_id = MCU_CIPHER_BCN_PROT_GMAC_256; 2498 break; 2499 case WLAN_CIPHER_SUITE_BIP_CMAC_256: 2500 default: 2501 dev_err(dev->mt76.dev, "Not supported Bigtk Cipher\n"); 2502 dev_kfree_skb(skb); 2503 return -EOPNOTSUPP; 2504 } 2505 2506 pn[0]++; 2507 memcpy(bcn_prot->pn, pn, 6); 2508 bcn_prot->enable = BP_SW_MODE; 2509 memcpy(bcn_prot->key, key->key, WLAN_MAX_KEY_LEN); 2510 bcn_prot->key_id = key->keyidx; 2511 2512 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 2513 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 2514 } 2515 2516 int mt7996_mcu_add_dev_info(struct mt7996_phy *phy, struct ieee80211_vif *vif, 2517 struct ieee80211_bss_conf *link_conf, 2518 struct mt76_vif_link *mlink, bool enable) 2519 { 2520 struct mt7996_dev *dev = phy->dev; 2521 struct { 2522 struct req_hdr { 2523 u8 omac_idx; 2524 u8 band_idx; 2525 u8 __rsv[2]; 2526 } __packed hdr; 2527 struct req_tlv { 2528 __le16 tag; 2529 __le16 len; 2530 u8 active; 2531 u8 __rsv; 2532 u8 omac_addr[ETH_ALEN]; 2533 } __packed tlv; 2534 } data = { 2535 .hdr = { 2536 .omac_idx = mlink->omac_idx, 2537 .band_idx = mlink->band_idx, 2538 }, 2539 .tlv = { 2540 .tag = cpu_to_le16(DEV_INFO_ACTIVE), 2541 .len = cpu_to_le16(sizeof(struct req_tlv)), 2542 .active = enable, 2543 }, 2544 }; 2545 2546 if (mlink->omac_idx >= REPEATER_BSSID_START) 2547 return mt7996_mcu_muar_config(dev, mlink, link_conf->addr, false, enable); 2548 2549 memcpy(data.tlv.omac_addr, link_conf->addr, ETH_ALEN); 2550 return mt76_mcu_send_msg(&dev->mt76, MCU_WMWA_UNI_CMD(DEV_INFO_UPDATE), 2551 &data, sizeof(data), true); 2552 } 2553 2554 static void 2555 mt7996_mcu_beacon_cntdwn(struct sk_buff *rskb, struct sk_buff *skb, 2556 struct ieee80211_mutable_offsets *offs, 2557 bool csa) 2558 { 2559 struct bss_bcn_cntdwn_tlv *info; 2560 struct tlv *tlv; 2561 u16 tag; 2562 2563 if (!offs->cntdwn_counter_offs[0]) 2564 return; 2565 2566 tag = csa ? UNI_BSS_INFO_BCN_CSA : UNI_BSS_INFO_BCN_BCC; 2567 2568 tlv = mt7996_mcu_add_uni_tlv(rskb, tag, sizeof(*info)); 2569 2570 info = (struct bss_bcn_cntdwn_tlv *)tlv; 2571 info->cnt = skb->data[offs->cntdwn_counter_offs[0]]; 2572 } 2573 2574 static void 2575 mt7996_mcu_beacon_mbss(struct sk_buff *rskb, struct sk_buff *skb, 2576 struct bss_bcn_content_tlv *bcn, 2577 struct ieee80211_mutable_offsets *offs) 2578 { 2579 struct bss_bcn_mbss_tlv *mbss; 2580 const struct element *elem; 2581 struct tlv *tlv; 2582 2583 tlv = mt7996_mcu_add_uni_tlv(rskb, UNI_BSS_INFO_BCN_MBSSID, sizeof(*mbss)); 2584 2585 mbss = (struct bss_bcn_mbss_tlv *)tlv; 2586 mbss->offset[0] = cpu_to_le16(offs->tim_offset); 2587 mbss->bitmap = cpu_to_le32(1); 2588 2589 for_each_element_id(elem, WLAN_EID_MULTIPLE_BSSID, 2590 &skb->data[offs->mbssid_off], 2591 skb->len - offs->mbssid_off) { 2592 const struct element *sub_elem; 2593 2594 if (elem->datalen < 2) 2595 continue; 2596 2597 for_each_element(sub_elem, elem->data + 1, elem->datalen - 1) { 2598 const struct ieee80211_bssid_index *idx; 2599 const u8 *idx_ie; 2600 2601 /* not a valid BSS profile */ 2602 if (sub_elem->id || sub_elem->datalen < 4) 2603 continue; 2604 2605 /* Find WLAN_EID_MULTI_BSSID_IDX 2606 * in the merged nontransmitted profile 2607 */ 2608 idx_ie = cfg80211_find_ie(WLAN_EID_MULTI_BSSID_IDX, 2609 sub_elem->data, sub_elem->datalen); 2610 if (!idx_ie || idx_ie[1] < sizeof(*idx)) 2611 continue; 2612 2613 idx = (void *)(idx_ie + 2); 2614 if (!idx->bssid_index || idx->bssid_index > 31) 2615 continue; 2616 2617 mbss->offset[idx->bssid_index] = cpu_to_le16(idx_ie - 2618 skb->data); 2619 mbss->bitmap |= cpu_to_le32(BIT(idx->bssid_index)); 2620 } 2621 } 2622 } 2623 2624 static void 2625 mt7996_mcu_beacon_cont(struct mt7996_dev *dev, 2626 struct ieee80211_bss_conf *link_conf, 2627 struct sk_buff *rskb, struct sk_buff *skb, 2628 struct bss_bcn_content_tlv *bcn, 2629 struct ieee80211_mutable_offsets *offs) 2630 { 2631 struct mt76_wcid *wcid = &dev->mt76.global_wcid; 2632 u8 *buf; 2633 2634 bcn->pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len); 2635 bcn->tim_ie_pos = cpu_to_le16(offs->tim_offset); 2636 2637 if (offs->cntdwn_counter_offs[0]) { 2638 u16 offset = offs->cntdwn_counter_offs[0]; 2639 2640 if (link_conf->csa_active) 2641 bcn->csa_ie_pos = cpu_to_le16(offset - 4); 2642 if (link_conf->color_change_active) 2643 bcn->bcc_ie_pos = cpu_to_le16(offset - 3); 2644 } 2645 2646 buf = (u8 *)bcn + sizeof(*bcn); 2647 mt7996_mac_write_txwi(dev, (__le32 *)buf, skb, wcid, NULL, 0, 0, 2648 BSS_CHANGED_BEACON); 2649 2650 memcpy(buf + MT_TXD_SIZE, skb->data, skb->len); 2651 } 2652 2653 int mt7996_mcu_add_beacon(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 2654 struct ieee80211_bss_conf *link_conf) 2655 { 2656 struct mt7996_dev *dev = mt7996_hw_dev(hw); 2657 struct mt76_vif_link *mlink = mt76_vif_conf_link(&dev->mt76, vif, link_conf); 2658 struct ieee80211_mutable_offsets offs; 2659 struct ieee80211_tx_info *info; 2660 struct sk_buff *skb, *rskb; 2661 struct tlv *tlv; 2662 struct bss_bcn_content_tlv *bcn; 2663 int len, extra_len = 0; 2664 2665 if (link_conf->nontransmitted) 2666 return 0; 2667 2668 if (!mlink) 2669 return -EINVAL; 2670 2671 rskb = __mt7996_mcu_alloc_bss_req(&dev->mt76, mlink, 2672 MT7996_MAX_BSS_OFFLOAD_SIZE); 2673 if (IS_ERR(rskb)) 2674 return PTR_ERR(rskb); 2675 2676 skb = ieee80211_beacon_get_template(hw, vif, &offs, link_conf->link_id); 2677 if (link_conf->enable_beacon && !skb) { 2678 dev_kfree_skb(rskb); 2679 return -EINVAL; 2680 } 2681 2682 if (skb) { 2683 if (skb->len > MT7996_MAX_BEACON_SIZE) { 2684 dev_err(dev->mt76.dev, "Bcn size limit exceed\n"); 2685 dev_kfree_skb(rskb); 2686 dev_kfree_skb(skb); 2687 return -EINVAL; 2688 } 2689 2690 extra_len = skb->len; 2691 } 2692 2693 len = ALIGN(sizeof(*bcn) + MT_TXD_SIZE + extra_len, 4); 2694 tlv = mt7996_mcu_add_uni_tlv(rskb, UNI_BSS_INFO_BCN_CONTENT, len); 2695 bcn = (struct bss_bcn_content_tlv *)tlv; 2696 bcn->enable = link_conf->enable_beacon; 2697 if (!bcn->enable) 2698 goto out; 2699 2700 info = IEEE80211_SKB_CB(skb); 2701 info->hw_queue |= FIELD_PREP(MT_TX_HW_QUEUE_PHY, mlink->band_idx); 2702 2703 mt7996_mcu_beacon_cont(dev, link_conf, rskb, skb, bcn, &offs); 2704 if (link_conf->bssid_indicator) 2705 mt7996_mcu_beacon_mbss(rskb, skb, bcn, &offs); 2706 mt7996_mcu_beacon_cntdwn(rskb, skb, &offs, link_conf->csa_active); 2707 out: 2708 dev_kfree_skb(skb); 2709 return mt76_mcu_skb_send_msg(&dev->mt76, rskb, 2710 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 2711 } 2712 2713 int mt7996_mcu_beacon_inband_discov(struct mt7996_dev *dev, 2714 struct ieee80211_bss_conf *link_conf, 2715 struct mt7996_vif_link *link, u32 changed) 2716 { 2717 #define OFFLOAD_TX_MODE_SU BIT(0) 2718 #define OFFLOAD_TX_MODE_MU BIT(1) 2719 struct ieee80211_vif *vif = link_conf->vif; 2720 struct ieee80211_hw *hw = mt76_hw(dev); 2721 struct mt7996_phy *phy = link->phy; 2722 struct mt76_wcid *wcid = &dev->mt76.global_wcid; 2723 struct bss_inband_discovery_tlv *discov; 2724 struct ieee80211_tx_info *info; 2725 struct sk_buff *rskb, *skb = NULL; 2726 struct cfg80211_chan_def *chandef; 2727 enum nl80211_band band; 2728 struct tlv *tlv; 2729 u8 *buf, interval; 2730 int len; 2731 2732 if (!phy) 2733 return -EINVAL; 2734 2735 chandef = &phy->mt76->chandef; 2736 band = chandef->chan->band; 2737 2738 if (link_conf->nontransmitted) 2739 return 0; 2740 2741 rskb = __mt7996_mcu_alloc_bss_req(&dev->mt76, &link->mt76, 2742 MT7996_MAX_BSS_OFFLOAD_SIZE); 2743 if (IS_ERR(rskb)) 2744 return PTR_ERR(rskb); 2745 2746 if (changed & BSS_CHANGED_FILS_DISCOVERY && 2747 link_conf->fils_discovery.max_interval) { 2748 interval = link_conf->fils_discovery.max_interval; 2749 skb = ieee80211_get_fils_discovery_tmpl(hw, vif); 2750 } else if (changed & BSS_CHANGED_UNSOL_BCAST_PROBE_RESP && 2751 link_conf->unsol_bcast_probe_resp_interval) { 2752 interval = link_conf->unsol_bcast_probe_resp_interval; 2753 skb = ieee80211_get_unsol_bcast_probe_resp_tmpl(hw, vif); 2754 } 2755 2756 if (!skb) { 2757 dev_kfree_skb(rskb); 2758 return -EINVAL; 2759 } 2760 2761 if (skb->len > MT7996_MAX_BEACON_SIZE) { 2762 dev_err(dev->mt76.dev, "inband discovery size limit exceed\n"); 2763 dev_kfree_skb(rskb); 2764 dev_kfree_skb(skb); 2765 return -EINVAL; 2766 } 2767 2768 info = IEEE80211_SKB_CB(skb); 2769 info->control.vif = vif; 2770 info->band = band; 2771 info->hw_queue |= FIELD_PREP(MT_TX_HW_QUEUE_PHY, phy->mt76->band_idx); 2772 2773 len = ALIGN(sizeof(*discov) + MT_TXD_SIZE + skb->len, 4); 2774 tlv = mt7996_mcu_add_uni_tlv(rskb, UNI_BSS_INFO_OFFLOAD, len); 2775 2776 discov = (struct bss_inband_discovery_tlv *)tlv; 2777 discov->tx_mode = OFFLOAD_TX_MODE_SU; 2778 /* 0: UNSOL PROBE RESP, 1: FILS DISCOV */ 2779 discov->tx_type = !!(changed & BSS_CHANGED_FILS_DISCOVERY); 2780 discov->tx_interval = interval; 2781 discov->prob_rsp_len = cpu_to_le16(MT_TXD_SIZE + skb->len); 2782 discov->enable = true; 2783 discov->wcid = cpu_to_le16(MT7996_WTBL_RESERVED); 2784 2785 buf = (u8 *)tlv + sizeof(*discov); 2786 2787 mt7996_mac_write_txwi(dev, (__le32 *)buf, skb, wcid, NULL, 0, 0, changed); 2788 2789 memcpy(buf + MT_TXD_SIZE, skb->data, skb->len); 2790 2791 dev_kfree_skb(skb); 2792 2793 return mt76_mcu_skb_send_msg(&dev->mt76, rskb, 2794 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 2795 } 2796 2797 static int mt7996_driver_own(struct mt7996_dev *dev, u8 band) 2798 { 2799 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(band), MT_TOP_LPCR_HOST_DRV_OWN); 2800 if (!mt76_poll_msec(dev, MT_TOP_LPCR_HOST_BAND(band), 2801 MT_TOP_LPCR_HOST_FW_OWN_STAT, 0, 500)) { 2802 dev_err(dev->mt76.dev, "Timeout for driver own\n"); 2803 return -EIO; 2804 } 2805 2806 /* clear irq when the driver own success */ 2807 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND_IRQ_STAT(band), 2808 MT_TOP_LPCR_HOST_BAND_STAT); 2809 2810 return 0; 2811 } 2812 2813 static u32 mt7996_patch_sec_mode(u32 key_info) 2814 { 2815 u32 sec = u32_get_bits(key_info, MT7996_PATCH_SEC), key = 0; 2816 2817 if (key_info == GENMASK(31, 0) || sec == MT7996_SEC_MODE_PLAIN) 2818 return 0; 2819 2820 if (sec == MT7996_SEC_MODE_AES) 2821 key = u32_get_bits(key_info, MT7996_PATCH_AES_KEY); 2822 else 2823 key = u32_get_bits(key_info, MT7996_PATCH_SCRAMBLE_KEY); 2824 2825 return MT7996_SEC_ENCRYPT | MT7996_SEC_IV | 2826 u32_encode_bits(key, MT7996_SEC_KEY_IDX); 2827 } 2828 2829 static int mt7996_load_patch(struct mt7996_dev *dev) 2830 { 2831 const struct mt7996_patch_hdr *hdr; 2832 const struct firmware *fw = NULL; 2833 int i, ret, sem; 2834 2835 sem = mt76_connac_mcu_patch_sem_ctrl(&dev->mt76, 1); 2836 switch (sem) { 2837 case PATCH_IS_DL: 2838 return 0; 2839 case PATCH_NOT_DL_SEM_SUCCESS: 2840 break; 2841 default: 2842 dev_err(dev->mt76.dev, "Failed to get patch semaphore\n"); 2843 return -EAGAIN; 2844 } 2845 2846 ret = request_firmware(&fw, fw_name(dev, ROM_PATCH), dev->mt76.dev); 2847 if (ret) 2848 goto out; 2849 2850 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 2851 dev_err(dev->mt76.dev, "Invalid firmware\n"); 2852 ret = -EINVAL; 2853 goto out; 2854 } 2855 2856 hdr = (const struct mt7996_patch_hdr *)(fw->data); 2857 2858 dev_info(dev->mt76.dev, "HW/SW Version: 0x%x, Build Time: %.16s\n", 2859 be32_to_cpu(hdr->hw_sw_ver), hdr->build_date); 2860 2861 for (i = 0; i < be32_to_cpu(hdr->desc.n_region); i++) { 2862 struct mt7996_patch_sec *sec; 2863 const u8 *dl; 2864 u32 len, addr, sec_key_idx, mode = DL_MODE_NEED_RSP; 2865 2866 sec = (struct mt7996_patch_sec *)(fw->data + sizeof(*hdr) + 2867 i * sizeof(*sec)); 2868 if ((be32_to_cpu(sec->type) & PATCH_SEC_TYPE_MASK) != 2869 PATCH_SEC_TYPE_INFO) { 2870 ret = -EINVAL; 2871 goto out; 2872 } 2873 2874 addr = be32_to_cpu(sec->info.addr); 2875 len = be32_to_cpu(sec->info.len); 2876 sec_key_idx = be32_to_cpu(sec->info.sec_key_idx); 2877 dl = fw->data + be32_to_cpu(sec->offs); 2878 2879 mode |= mt7996_patch_sec_mode(sec_key_idx); 2880 2881 ret = mt76_connac_mcu_init_download(&dev->mt76, addr, len, 2882 mode); 2883 if (ret) { 2884 dev_err(dev->mt76.dev, "Download request failed\n"); 2885 goto out; 2886 } 2887 2888 ret = __mt76_mcu_send_firmware(&dev->mt76, MCU_CMD(FW_SCATTER), 2889 dl, len, 4096); 2890 if (ret) { 2891 dev_err(dev->mt76.dev, "Failed to send patch\n"); 2892 goto out; 2893 } 2894 } 2895 2896 ret = mt76_connac_mcu_start_patch(&dev->mt76); 2897 if (ret) 2898 dev_err(dev->mt76.dev, "Failed to start patch\n"); 2899 2900 out: 2901 sem = mt76_connac_mcu_patch_sem_ctrl(&dev->mt76, 0); 2902 switch (sem) { 2903 case PATCH_REL_SEM_SUCCESS: 2904 break; 2905 default: 2906 ret = -EAGAIN; 2907 dev_err(dev->mt76.dev, "Failed to release patch semaphore\n"); 2908 break; 2909 } 2910 release_firmware(fw); 2911 2912 return ret; 2913 } 2914 2915 static int 2916 mt7996_mcu_send_ram_firmware(struct mt7996_dev *dev, 2917 const struct mt7996_fw_trailer *hdr, 2918 const u8 *data, enum mt7996_ram_type type) 2919 { 2920 int i, offset = 0; 2921 u32 override = 0, option = 0; 2922 2923 for (i = 0; i < hdr->n_region; i++) { 2924 const struct mt7996_fw_region *region; 2925 int err; 2926 u32 len, addr, mode; 2927 2928 region = (const struct mt7996_fw_region *)((const u8 *)hdr - 2929 (hdr->n_region - i) * sizeof(*region)); 2930 /* DSP and WA use same mode */ 2931 mode = mt76_connac_mcu_gen_dl_mode(&dev->mt76, 2932 region->feature_set, 2933 type != MT7996_RAM_TYPE_WM); 2934 len = le32_to_cpu(region->len); 2935 addr = le32_to_cpu(region->addr); 2936 2937 if (region->feature_set & FW_FEATURE_OVERRIDE_ADDR) 2938 override = addr; 2939 2940 err = mt76_connac_mcu_init_download(&dev->mt76, addr, len, 2941 mode); 2942 if (err) { 2943 dev_err(dev->mt76.dev, "Download request failed\n"); 2944 return err; 2945 } 2946 2947 err = __mt76_mcu_send_firmware(&dev->mt76, MCU_CMD(FW_SCATTER), 2948 data + offset, len, 4096); 2949 if (err) { 2950 dev_err(dev->mt76.dev, "Failed to send firmware.\n"); 2951 return err; 2952 } 2953 2954 offset += len; 2955 } 2956 2957 if (override) 2958 option |= FW_START_OVERRIDE; 2959 2960 if (type == MT7996_RAM_TYPE_WA) 2961 option |= FW_START_WORKING_PDA_CR4; 2962 else if (type == MT7996_RAM_TYPE_DSP) 2963 option |= FW_START_WORKING_PDA_DSP; 2964 2965 return mt76_connac_mcu_start_firmware(&dev->mt76, override, option); 2966 } 2967 2968 static int __mt7996_load_ram(struct mt7996_dev *dev, const char *fw_type, 2969 const char *fw_file, enum mt7996_ram_type ram_type) 2970 { 2971 const struct mt7996_fw_trailer *hdr; 2972 const struct firmware *fw; 2973 int ret; 2974 2975 ret = request_firmware(&fw, fw_file, dev->mt76.dev); 2976 if (ret) 2977 return ret; 2978 2979 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 2980 dev_err(dev->mt76.dev, "Invalid firmware\n"); 2981 ret = -EINVAL; 2982 goto out; 2983 } 2984 2985 hdr = (const void *)(fw->data + fw->size - sizeof(*hdr)); 2986 dev_info(dev->mt76.dev, "%s Firmware Version: %.10s, Build Time: %.15s\n", 2987 fw_type, hdr->fw_ver, hdr->build_date); 2988 2989 ret = mt7996_mcu_send_ram_firmware(dev, hdr, fw->data, ram_type); 2990 if (ret) { 2991 dev_err(dev->mt76.dev, "Failed to start %s firmware\n", fw_type); 2992 goto out; 2993 } 2994 2995 snprintf(dev->mt76.hw->wiphy->fw_version, 2996 sizeof(dev->mt76.hw->wiphy->fw_version), 2997 "%.10s-%.15s", hdr->fw_ver, hdr->build_date); 2998 2999 out: 3000 release_firmware(fw); 3001 3002 return ret; 3003 } 3004 3005 static int mt7996_load_ram(struct mt7996_dev *dev) 3006 { 3007 int ret; 3008 3009 ret = __mt7996_load_ram(dev, "WM", fw_name(dev, FIRMWARE_WM), 3010 MT7996_RAM_TYPE_WM); 3011 if (ret) 3012 return ret; 3013 3014 ret = __mt7996_load_ram(dev, "DSP", fw_name(dev, FIRMWARE_DSP), 3015 MT7996_RAM_TYPE_DSP); 3016 if (ret) 3017 return ret; 3018 3019 return __mt7996_load_ram(dev, "WA", fw_name(dev, FIRMWARE_WA), 3020 MT7996_RAM_TYPE_WA); 3021 } 3022 3023 static int 3024 mt7996_firmware_state(struct mt7996_dev *dev, bool wa) 3025 { 3026 u32 state = FIELD_PREP(MT_TOP_MISC_FW_STATE, 3027 wa ? FW_STATE_RDY : FW_STATE_FW_DOWNLOAD); 3028 3029 if (!mt76_poll_msec(dev, MT_TOP_MISC, MT_TOP_MISC_FW_STATE, 3030 state, 1000)) { 3031 dev_err(dev->mt76.dev, "Timeout for initializing firmware\n"); 3032 return -EIO; 3033 } 3034 return 0; 3035 } 3036 3037 static int 3038 mt7996_mcu_restart(struct mt76_dev *dev) 3039 { 3040 struct { 3041 u8 __rsv1[4]; 3042 3043 __le16 tag; 3044 __le16 len; 3045 u8 power_mode; 3046 u8 __rsv2[3]; 3047 } __packed req = { 3048 .tag = cpu_to_le16(UNI_POWER_OFF), 3049 .len = cpu_to_le16(sizeof(req) - 4), 3050 .power_mode = 1, 3051 }; 3052 3053 return mt76_mcu_send_msg(dev, MCU_WM_UNI_CMD(POWER_CTRL), &req, 3054 sizeof(req), false); 3055 } 3056 3057 static int mt7996_load_firmware(struct mt7996_dev *dev) 3058 { 3059 int ret; 3060 3061 /* make sure fw is download state */ 3062 if (mt7996_firmware_state(dev, false)) { 3063 /* restart firmware once */ 3064 mt7996_mcu_restart(&dev->mt76); 3065 ret = mt7996_firmware_state(dev, false); 3066 if (ret) { 3067 dev_err(dev->mt76.dev, 3068 "Firmware is not ready for download\n"); 3069 return ret; 3070 } 3071 } 3072 3073 ret = mt7996_load_patch(dev); 3074 if (ret) 3075 return ret; 3076 3077 ret = mt7996_load_ram(dev); 3078 if (ret) 3079 return ret; 3080 3081 ret = mt7996_firmware_state(dev, true); 3082 if (ret) 3083 return ret; 3084 3085 mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_FWDL], false); 3086 3087 dev_dbg(dev->mt76.dev, "Firmware init done\n"); 3088 3089 return 0; 3090 } 3091 3092 int mt7996_mcu_fw_log_2_host(struct mt7996_dev *dev, u8 type, u8 ctrl) 3093 { 3094 struct { 3095 u8 _rsv[4]; 3096 3097 __le16 tag; 3098 __le16 len; 3099 u8 ctrl; 3100 u8 interval; 3101 u8 _rsv2[2]; 3102 } __packed data = { 3103 .tag = cpu_to_le16(UNI_WSYS_CONFIG_FW_LOG_CTRL), 3104 .len = cpu_to_le16(sizeof(data) - 4), 3105 .ctrl = ctrl, 3106 }; 3107 3108 if (type == MCU_FW_LOG_WA) 3109 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_UNI_CMD(WSYS_CONFIG), 3110 &data, sizeof(data), true); 3111 3112 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(WSYS_CONFIG), &data, 3113 sizeof(data), true); 3114 } 3115 3116 int mt7996_mcu_fw_dbg_ctrl(struct mt7996_dev *dev, u32 module, u8 level) 3117 { 3118 struct { 3119 u8 _rsv[4]; 3120 3121 __le16 tag; 3122 __le16 len; 3123 __le32 module_idx; 3124 u8 level; 3125 u8 _rsv2[3]; 3126 } data = { 3127 .tag = cpu_to_le16(UNI_WSYS_CONFIG_FW_DBG_CTRL), 3128 .len = cpu_to_le16(sizeof(data) - 4), 3129 .module_idx = cpu_to_le32(module), 3130 .level = level, 3131 }; 3132 3133 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(WSYS_CONFIG), &data, 3134 sizeof(data), false); 3135 } 3136 3137 static int mt7996_mcu_set_mwds(struct mt7996_dev *dev, bool enabled) 3138 { 3139 struct { 3140 u8 enable; 3141 u8 _rsv[3]; 3142 } __packed req = { 3143 .enable = enabled 3144 }; 3145 3146 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_EXT_CMD(MWDS_SUPPORT), &req, 3147 sizeof(req), false); 3148 } 3149 3150 static void mt7996_add_rx_airtime_tlv(struct sk_buff *skb, u8 band_idx) 3151 { 3152 struct vow_rx_airtime *req; 3153 struct tlv *tlv; 3154 3155 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_VOW_RX_AT_AIRTIME_CLR_EN, sizeof(*req)); 3156 req = (struct vow_rx_airtime *)tlv; 3157 req->enable = true; 3158 req->band = band_idx; 3159 3160 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_VOW_RX_AT_AIRTIME_EN, sizeof(*req)); 3161 req = (struct vow_rx_airtime *)tlv; 3162 req->enable = true; 3163 req->band = band_idx; 3164 } 3165 3166 static int 3167 mt7996_mcu_init_rx_airtime(struct mt7996_dev *dev) 3168 { 3169 struct uni_header hdr = {}; 3170 struct sk_buff *skb; 3171 int len, num, i; 3172 3173 num = 2 + 2 * (mt7996_band_valid(dev, MT_BAND1) + 3174 mt7996_band_valid(dev, MT_BAND2)); 3175 len = sizeof(hdr) + num * sizeof(struct vow_rx_airtime); 3176 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 3177 if (!skb) 3178 return -ENOMEM; 3179 3180 skb_put_data(skb, &hdr, sizeof(hdr)); 3181 3182 for (i = 0; i < __MT_MAX_BAND; i++) { 3183 if (mt7996_band_valid(dev, i)) 3184 mt7996_add_rx_airtime_tlv(skb, i); 3185 } 3186 3187 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 3188 MCU_WM_UNI_CMD(VOW), true); 3189 } 3190 3191 int mt7996_mcu_init_firmware(struct mt7996_dev *dev) 3192 { 3193 int ret; 3194 3195 /* force firmware operation mode into normal state, 3196 * which should be set before firmware download stage. 3197 */ 3198 mt76_wr(dev, MT_SWDEF_MODE, MT_SWDEF_NORMAL_MODE); 3199 3200 ret = mt7996_driver_own(dev, 0); 3201 if (ret) 3202 return ret; 3203 /* set driver own for band1 when two hif exist */ 3204 if (dev->hif2) { 3205 ret = mt7996_driver_own(dev, 1); 3206 if (ret) 3207 return ret; 3208 } 3209 3210 ret = mt7996_load_firmware(dev); 3211 if (ret) 3212 return ret; 3213 3214 set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); 3215 ret = mt7996_mcu_fw_log_2_host(dev, MCU_FW_LOG_WM, 0); 3216 if (ret) 3217 return ret; 3218 3219 ret = mt7996_mcu_fw_log_2_host(dev, MCU_FW_LOG_WA, 0); 3220 if (ret) 3221 return ret; 3222 3223 ret = mt7996_mcu_set_mwds(dev, 1); 3224 if (ret) 3225 return ret; 3226 3227 ret = mt7996_mcu_init_rx_airtime(dev); 3228 if (ret) 3229 return ret; 3230 3231 return mt7996_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(SET), 3232 MCU_WA_PARAM_RED, 0, 0); 3233 } 3234 3235 int mt7996_mcu_init(struct mt7996_dev *dev) 3236 { 3237 static const struct mt76_mcu_ops mt7996_mcu_ops = { 3238 .headroom = sizeof(struct mt76_connac2_mcu_txd), /* reuse */ 3239 .mcu_skb_send_msg = mt7996_mcu_send_message, 3240 .mcu_parse_response = mt7996_mcu_parse_response, 3241 }; 3242 3243 dev->mt76.mcu_ops = &mt7996_mcu_ops; 3244 3245 return mt7996_mcu_init_firmware(dev); 3246 } 3247 3248 void mt7996_mcu_exit(struct mt7996_dev *dev) 3249 { 3250 mt7996_mcu_restart(&dev->mt76); 3251 if (mt7996_firmware_state(dev, false)) { 3252 dev_err(dev->mt76.dev, "Failed to exit mcu\n"); 3253 goto out; 3254 } 3255 3256 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(0), MT_TOP_LPCR_HOST_FW_OWN); 3257 if (dev->hif2) 3258 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(1), 3259 MT_TOP_LPCR_HOST_FW_OWN); 3260 out: 3261 skb_queue_purge(&dev->mt76.mcu.res_q); 3262 } 3263 3264 int mt7996_mcu_set_hdr_trans(struct mt7996_dev *dev, bool hdr_trans) 3265 { 3266 struct { 3267 u8 __rsv[4]; 3268 } __packed hdr; 3269 struct hdr_trans_blacklist *req_blacklist; 3270 struct hdr_trans_en *req_en; 3271 struct sk_buff *skb; 3272 struct tlv *tlv; 3273 int len = MT7996_HDR_TRANS_MAX_SIZE + sizeof(hdr); 3274 3275 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 3276 if (!skb) 3277 return -ENOMEM; 3278 3279 skb_put_data(skb, &hdr, sizeof(hdr)); 3280 3281 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_HDR_TRANS_EN, sizeof(*req_en)); 3282 req_en = (struct hdr_trans_en *)tlv; 3283 req_en->enable = hdr_trans; 3284 3285 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_HDR_TRANS_VLAN, 3286 sizeof(struct hdr_trans_vlan)); 3287 3288 if (hdr_trans) { 3289 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_HDR_TRANS_BLACKLIST, 3290 sizeof(*req_blacklist)); 3291 req_blacklist = (struct hdr_trans_blacklist *)tlv; 3292 req_blacklist->enable = 1; 3293 req_blacklist->type = cpu_to_le16(ETH_P_PAE); 3294 } 3295 3296 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 3297 MCU_WM_UNI_CMD(RX_HDR_TRANS), true); 3298 } 3299 3300 int mt7996_mcu_set_tx(struct mt7996_dev *dev, struct ieee80211_vif *vif, 3301 struct ieee80211_bss_conf *link_conf) 3302 { 3303 #define MCU_EDCA_AC_PARAM 0 3304 #define WMM_AIFS_SET BIT(0) 3305 #define WMM_CW_MIN_SET BIT(1) 3306 #define WMM_CW_MAX_SET BIT(2) 3307 #define WMM_TXOP_SET BIT(3) 3308 #define WMM_PARAM_SET (WMM_AIFS_SET | WMM_CW_MIN_SET | \ 3309 WMM_CW_MAX_SET | WMM_TXOP_SET) 3310 struct mt7996_vif_link *link = mt7996_vif_conf_link(dev, vif, link_conf); 3311 struct { 3312 u8 bss_idx; 3313 u8 __rsv[3]; 3314 } __packed hdr = { 3315 .bss_idx = link->mt76.idx, 3316 }; 3317 struct sk_buff *skb; 3318 int len = sizeof(hdr) + IEEE80211_NUM_ACS * sizeof(struct edca); 3319 int ac; 3320 3321 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 3322 if (!skb) 3323 return -ENOMEM; 3324 3325 skb_put_data(skb, &hdr, sizeof(hdr)); 3326 3327 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { 3328 struct ieee80211_tx_queue_params *q = &link->queue_params[ac]; 3329 struct edca *e; 3330 struct tlv *tlv; 3331 3332 tlv = mt7996_mcu_add_uni_tlv(skb, MCU_EDCA_AC_PARAM, sizeof(*e)); 3333 3334 e = (struct edca *)tlv; 3335 e->set = WMM_PARAM_SET; 3336 e->queue = ac; 3337 e->aifs = q->aifs; 3338 e->txop = cpu_to_le16(q->txop); 3339 3340 if (q->cw_min) 3341 e->cw_min = fls(q->cw_min); 3342 else 3343 e->cw_min = 5; 3344 3345 if (q->cw_max) 3346 e->cw_max = fls(q->cw_max); 3347 else 3348 e->cw_max = 10; 3349 } 3350 3351 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 3352 MCU_WM_UNI_CMD(EDCA_UPDATE), true); 3353 } 3354 3355 int mt7996_mcu_set_fcc5_lpn(struct mt7996_dev *dev, int val) 3356 { 3357 struct { 3358 u8 _rsv[4]; 3359 3360 __le16 tag; 3361 __le16 len; 3362 3363 __le32 ctrl; 3364 __le16 min_lpn; 3365 u8 rsv[2]; 3366 } __packed req = { 3367 .tag = cpu_to_le16(UNI_RDD_CTRL_SET_TH), 3368 .len = cpu_to_le16(sizeof(req) - 4), 3369 3370 .ctrl = cpu_to_le32(0x1), 3371 .min_lpn = cpu_to_le16(val), 3372 }; 3373 3374 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL), 3375 &req, sizeof(req), true); 3376 } 3377 3378 int mt7996_mcu_set_pulse_th(struct mt7996_dev *dev, 3379 const struct mt7996_dfs_pulse *pulse) 3380 { 3381 struct { 3382 u8 _rsv[4]; 3383 3384 __le16 tag; 3385 __le16 len; 3386 3387 __le32 ctrl; 3388 3389 __le32 max_width; /* us */ 3390 __le32 max_pwr; /* dbm */ 3391 __le32 min_pwr; /* dbm */ 3392 __le32 min_stgr_pri; /* us */ 3393 __le32 max_stgr_pri; /* us */ 3394 __le32 min_cr_pri; /* us */ 3395 __le32 max_cr_pri; /* us */ 3396 } __packed req = { 3397 .tag = cpu_to_le16(UNI_RDD_CTRL_SET_TH), 3398 .len = cpu_to_le16(sizeof(req) - 4), 3399 3400 .ctrl = cpu_to_le32(0x3), 3401 3402 #define __req_field(field) .field = cpu_to_le32(pulse->field) 3403 __req_field(max_width), 3404 __req_field(max_pwr), 3405 __req_field(min_pwr), 3406 __req_field(min_stgr_pri), 3407 __req_field(max_stgr_pri), 3408 __req_field(min_cr_pri), 3409 __req_field(max_cr_pri), 3410 #undef __req_field 3411 }; 3412 3413 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL), 3414 &req, sizeof(req), true); 3415 } 3416 3417 int mt7996_mcu_set_radar_th(struct mt7996_dev *dev, int index, 3418 const struct mt7996_dfs_pattern *pattern) 3419 { 3420 struct { 3421 u8 _rsv[4]; 3422 3423 __le16 tag; 3424 __le16 len; 3425 3426 __le32 ctrl; 3427 __le16 radar_type; 3428 3429 u8 enb; 3430 u8 stgr; 3431 u8 min_crpn; 3432 u8 max_crpn; 3433 u8 min_crpr; 3434 u8 min_pw; 3435 __le32 min_pri; 3436 __le32 max_pri; 3437 u8 max_pw; 3438 u8 min_crbn; 3439 u8 max_crbn; 3440 u8 min_stgpn; 3441 u8 max_stgpn; 3442 u8 min_stgpr; 3443 u8 rsv[2]; 3444 __le32 min_stgpr_diff; 3445 } __packed req = { 3446 .tag = cpu_to_le16(UNI_RDD_CTRL_SET_TH), 3447 .len = cpu_to_le16(sizeof(req) - 4), 3448 3449 .ctrl = cpu_to_le32(0x2), 3450 .radar_type = cpu_to_le16(index), 3451 3452 #define __req_field_u8(field) .field = pattern->field 3453 #define __req_field_u32(field) .field = cpu_to_le32(pattern->field) 3454 __req_field_u8(enb), 3455 __req_field_u8(stgr), 3456 __req_field_u8(min_crpn), 3457 __req_field_u8(max_crpn), 3458 __req_field_u8(min_crpr), 3459 __req_field_u8(min_pw), 3460 __req_field_u32(min_pri), 3461 __req_field_u32(max_pri), 3462 __req_field_u8(max_pw), 3463 __req_field_u8(min_crbn), 3464 __req_field_u8(max_crbn), 3465 __req_field_u8(min_stgpn), 3466 __req_field_u8(max_stgpn), 3467 __req_field_u8(min_stgpr), 3468 __req_field_u32(min_stgpr_diff), 3469 #undef __req_field_u8 3470 #undef __req_field_u32 3471 }; 3472 3473 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL), 3474 &req, sizeof(req), true); 3475 } 3476 3477 static int 3478 mt7996_mcu_background_chain_ctrl(struct mt7996_phy *phy, 3479 struct cfg80211_chan_def *chandef, 3480 int cmd) 3481 { 3482 struct mt7996_dev *dev = phy->dev; 3483 struct mt76_phy *mphy = phy->mt76; 3484 struct ieee80211_channel *chan = mphy->chandef.chan; 3485 int freq = mphy->chandef.center_freq1; 3486 struct mt7996_mcu_background_chain_ctrl req = { 3487 .tag = cpu_to_le16(0), 3488 .len = cpu_to_le16(sizeof(req) - 4), 3489 .monitor_scan_type = 2, /* simple rx */ 3490 }; 3491 3492 if (!chandef && cmd != CH_SWITCH_BACKGROUND_SCAN_STOP) 3493 return -EINVAL; 3494 3495 if (!cfg80211_chandef_valid(&mphy->chandef)) 3496 return -EINVAL; 3497 3498 switch (cmd) { 3499 case CH_SWITCH_BACKGROUND_SCAN_START: { 3500 req.chan = chan->hw_value; 3501 req.central_chan = ieee80211_frequency_to_channel(freq); 3502 req.bw = mt76_connac_chan_bw(&mphy->chandef); 3503 req.monitor_chan = chandef->chan->hw_value; 3504 req.monitor_central_chan = 3505 ieee80211_frequency_to_channel(chandef->center_freq1); 3506 req.monitor_bw = mt76_connac_chan_bw(chandef); 3507 req.band_idx = phy->mt76->band_idx; 3508 req.scan_mode = 1; 3509 break; 3510 } 3511 case CH_SWITCH_BACKGROUND_SCAN_RUNNING: 3512 req.monitor_chan = chandef->chan->hw_value; 3513 req.monitor_central_chan = 3514 ieee80211_frequency_to_channel(chandef->center_freq1); 3515 req.band_idx = phy->mt76->band_idx; 3516 req.scan_mode = 2; 3517 break; 3518 case CH_SWITCH_BACKGROUND_SCAN_STOP: 3519 req.chan = chan->hw_value; 3520 req.central_chan = ieee80211_frequency_to_channel(freq); 3521 req.bw = mt76_connac_chan_bw(&mphy->chandef); 3522 req.tx_stream = hweight8(mphy->antenna_mask); 3523 req.rx_stream = mphy->antenna_mask; 3524 break; 3525 default: 3526 return -EINVAL; 3527 } 3528 req.band = chandef ? chandef->chan->band == NL80211_BAND_5GHZ : 1; 3529 3530 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(OFFCH_SCAN_CTRL), 3531 &req, sizeof(req), false); 3532 } 3533 3534 int mt7996_mcu_rdd_background_enable(struct mt7996_phy *phy, 3535 struct cfg80211_chan_def *chandef) 3536 { 3537 struct mt7996_dev *dev = phy->dev; 3538 int err, region; 3539 3540 if (!chandef) { /* disable offchain */ 3541 err = mt7996_mcu_rdd_cmd(dev, RDD_STOP, MT_RX_SEL2, 3542 0, 0); 3543 if (err) 3544 return err; 3545 3546 return mt7996_mcu_background_chain_ctrl(phy, NULL, 3547 CH_SWITCH_BACKGROUND_SCAN_STOP); 3548 } 3549 3550 err = mt7996_mcu_background_chain_ctrl(phy, chandef, 3551 CH_SWITCH_BACKGROUND_SCAN_START); 3552 if (err) 3553 return err; 3554 3555 switch (dev->mt76.region) { 3556 case NL80211_DFS_ETSI: 3557 region = 0; 3558 break; 3559 case NL80211_DFS_JP: 3560 region = 2; 3561 break; 3562 case NL80211_DFS_FCC: 3563 default: 3564 region = 1; 3565 break; 3566 } 3567 3568 return mt7996_mcu_rdd_cmd(dev, RDD_START, MT_RX_SEL2, 3569 0, region); 3570 } 3571 3572 int mt7996_mcu_set_chan_info(struct mt7996_phy *phy, u16 tag) 3573 { 3574 static const u8 ch_band[] = { 3575 [NL80211_BAND_2GHZ] = 0, 3576 [NL80211_BAND_5GHZ] = 1, 3577 [NL80211_BAND_6GHZ] = 2, 3578 }; 3579 struct mt7996_dev *dev = phy->dev; 3580 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 3581 int freq1 = chandef->center_freq1; 3582 u8 band_idx = phy->mt76->band_idx; 3583 struct { 3584 /* fixed field */ 3585 u8 __rsv[4]; 3586 3587 __le16 tag; 3588 __le16 len; 3589 u8 control_ch; 3590 u8 center_ch; 3591 u8 bw; 3592 u8 tx_path_num; 3593 u8 rx_path; /* mask or num */ 3594 u8 switch_reason; 3595 u8 band_idx; 3596 u8 center_ch2; /* for 80+80 only */ 3597 __le16 cac_case; 3598 u8 channel_band; 3599 u8 rsv0; 3600 __le32 outband_freq; 3601 u8 txpower_drop; 3602 u8 ap_bw; 3603 u8 ap_center_ch; 3604 u8 rsv1[53]; 3605 } __packed req = { 3606 .tag = cpu_to_le16(tag), 3607 .len = cpu_to_le16(sizeof(req) - 4), 3608 .control_ch = chandef->chan->hw_value, 3609 .center_ch = ieee80211_frequency_to_channel(freq1), 3610 .bw = mt76_connac_chan_bw(chandef), 3611 .tx_path_num = hweight16(phy->mt76->chainmask), 3612 .rx_path = mt7996_rx_chainmask(phy) >> dev->chainshift[band_idx], 3613 .band_idx = band_idx, 3614 .channel_band = ch_band[chandef->chan->band], 3615 }; 3616 3617 if (phy->mt76->hw->conf.flags & IEEE80211_CONF_MONITOR) 3618 req.switch_reason = CH_SWITCH_NORMAL; 3619 else if (phy->mt76->offchannel || 3620 phy->mt76->hw->conf.flags & IEEE80211_CONF_IDLE) 3621 req.switch_reason = CH_SWITCH_SCAN_BYPASS_DPD; 3622 else if (!cfg80211_reg_can_beacon(phy->mt76->hw->wiphy, chandef, 3623 NL80211_IFTYPE_AP)) 3624 req.switch_reason = CH_SWITCH_DFS; 3625 else 3626 req.switch_reason = CH_SWITCH_NORMAL; 3627 3628 if (tag == UNI_CHANNEL_SWITCH) 3629 req.rx_path = hweight8(req.rx_path); 3630 3631 if (chandef->width == NL80211_CHAN_WIDTH_80P80) { 3632 int freq2 = chandef->center_freq2; 3633 3634 req.center_ch2 = ieee80211_frequency_to_channel(freq2); 3635 } 3636 3637 return mt76_mcu_send_msg(&dev->mt76, MCU_WMWA_UNI_CMD(CHANNEL_SWITCH), 3638 &req, sizeof(req), true); 3639 } 3640 3641 static int mt7996_mcu_set_eeprom_flash(struct mt7996_dev *dev) 3642 { 3643 #define MAX_PAGE_IDX_MASK GENMASK(7, 5) 3644 #define PAGE_IDX_MASK GENMASK(4, 2) 3645 #define PER_PAGE_SIZE 0x400 3646 struct mt7996_mcu_eeprom req = { 3647 .tag = cpu_to_le16(UNI_EFUSE_BUFFER_MODE), 3648 .buffer_mode = EE_MODE_BUFFER 3649 }; 3650 u16 eeprom_size = MT7996_EEPROM_SIZE; 3651 u8 total = DIV_ROUND_UP(eeprom_size, PER_PAGE_SIZE); 3652 u8 *eep = (u8 *)dev->mt76.eeprom.data; 3653 int eep_len, i; 3654 3655 for (i = 0; i < total; i++, eep += eep_len) { 3656 struct sk_buff *skb; 3657 int ret, msg_len; 3658 3659 if (i == total - 1 && !!(eeprom_size % PER_PAGE_SIZE)) 3660 eep_len = eeprom_size % PER_PAGE_SIZE; 3661 else 3662 eep_len = PER_PAGE_SIZE; 3663 3664 msg_len = sizeof(req) + eep_len; 3665 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, msg_len); 3666 if (!skb) 3667 return -ENOMEM; 3668 3669 req.len = cpu_to_le16(msg_len - 4); 3670 req.format = FIELD_PREP(MAX_PAGE_IDX_MASK, total - 1) | 3671 FIELD_PREP(PAGE_IDX_MASK, i) | EE_FORMAT_WHOLE; 3672 req.buf_len = cpu_to_le16(eep_len); 3673 3674 skb_put_data(skb, &req, sizeof(req)); 3675 skb_put_data(skb, eep, eep_len); 3676 3677 ret = mt76_mcu_skb_send_msg(&dev->mt76, skb, 3678 MCU_WM_UNI_CMD(EFUSE_CTRL), true); 3679 if (ret) 3680 return ret; 3681 } 3682 3683 return 0; 3684 } 3685 3686 int mt7996_mcu_set_eeprom(struct mt7996_dev *dev) 3687 { 3688 struct mt7996_mcu_eeprom req = { 3689 .tag = cpu_to_le16(UNI_EFUSE_BUFFER_MODE), 3690 .len = cpu_to_le16(sizeof(req) - 4), 3691 .buffer_mode = EE_MODE_EFUSE, 3692 .format = EE_FORMAT_WHOLE 3693 }; 3694 3695 if (dev->flash_mode) 3696 return mt7996_mcu_set_eeprom_flash(dev); 3697 3698 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(EFUSE_CTRL), 3699 &req, sizeof(req), true); 3700 } 3701 3702 int mt7996_mcu_get_eeprom(struct mt7996_dev *dev, u32 offset, u8 *buf, u32 buf_len) 3703 { 3704 struct { 3705 u8 _rsv[4]; 3706 3707 __le16 tag; 3708 __le16 len; 3709 __le32 addr; 3710 __le32 valid; 3711 u8 data[16]; 3712 } __packed req = { 3713 .tag = cpu_to_le16(UNI_EFUSE_ACCESS), 3714 .len = cpu_to_le16(sizeof(req) - 4), 3715 .addr = cpu_to_le32(round_down(offset, 3716 MT7996_EEPROM_BLOCK_SIZE)), 3717 }; 3718 struct sk_buff *skb; 3719 bool valid; 3720 int ret; 3721 3722 ret = mt76_mcu_send_and_get_msg(&dev->mt76, 3723 MCU_WM_UNI_CMD_QUERY(EFUSE_CTRL), 3724 &req, sizeof(req), true, &skb); 3725 if (ret) 3726 return ret; 3727 3728 valid = le32_to_cpu(*(__le32 *)(skb->data + 16)); 3729 if (valid) { 3730 u32 addr = le32_to_cpu(*(__le32 *)(skb->data + 12)); 3731 3732 if (!buf) 3733 buf = (u8 *)dev->mt76.eeprom.data + addr; 3734 if (!buf_len || buf_len > MT7996_EEPROM_BLOCK_SIZE) 3735 buf_len = MT7996_EEPROM_BLOCK_SIZE; 3736 3737 skb_pull(skb, 48); 3738 memcpy(buf, skb->data, buf_len); 3739 } else { 3740 ret = -EINVAL; 3741 } 3742 3743 dev_kfree_skb(skb); 3744 3745 return ret; 3746 } 3747 3748 int mt7996_mcu_get_eeprom_free_block(struct mt7996_dev *dev, u8 *block_num) 3749 { 3750 struct { 3751 u8 _rsv[4]; 3752 3753 __le16 tag; 3754 __le16 len; 3755 u8 num; 3756 u8 version; 3757 u8 die_idx; 3758 u8 _rsv2; 3759 } __packed req = { 3760 .tag = cpu_to_le16(UNI_EFUSE_FREE_BLOCK), 3761 .len = cpu_to_le16(sizeof(req) - 4), 3762 .version = 2, 3763 }; 3764 struct sk_buff *skb; 3765 int ret; 3766 3767 ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_WM_UNI_CMD_QUERY(EFUSE_CTRL), &req, 3768 sizeof(req), true, &skb); 3769 if (ret) 3770 return ret; 3771 3772 *block_num = *(u8 *)(skb->data + 8); 3773 dev_kfree_skb(skb); 3774 3775 return 0; 3776 } 3777 3778 int mt7996_mcu_get_chip_config(struct mt7996_dev *dev, u32 *cap) 3779 { 3780 #define NIC_CAP 3 3781 #define UNI_EVENT_CHIP_CONFIG_EFUSE_VERSION 0x21 3782 struct { 3783 u8 _rsv[4]; 3784 3785 __le16 tag; 3786 __le16 len; 3787 } __packed req = { 3788 .tag = cpu_to_le16(NIC_CAP), 3789 .len = cpu_to_le16(sizeof(req) - 4), 3790 }; 3791 struct sk_buff *skb; 3792 u8 *buf; 3793 int ret; 3794 3795 ret = mt76_mcu_send_and_get_msg(&dev->mt76, 3796 MCU_WM_UNI_CMD_QUERY(CHIP_CONFIG), &req, 3797 sizeof(req), true, &skb); 3798 if (ret) 3799 return ret; 3800 3801 /* fixed field */ 3802 skb_pull(skb, 4); 3803 3804 buf = skb->data; 3805 while (buf - skb->data < skb->len) { 3806 struct tlv *tlv = (struct tlv *)buf; 3807 3808 switch (le16_to_cpu(tlv->tag)) { 3809 case UNI_EVENT_CHIP_CONFIG_EFUSE_VERSION: 3810 *cap = le32_to_cpu(*(__le32 *)(buf + sizeof(*tlv))); 3811 break; 3812 default: 3813 break; 3814 } 3815 3816 buf += le16_to_cpu(tlv->len); 3817 } 3818 3819 dev_kfree_skb(skb); 3820 3821 return 0; 3822 } 3823 3824 int mt7996_mcu_get_chan_mib_info(struct mt7996_phy *phy, bool chan_switch) 3825 { 3826 enum { 3827 IDX_TX_TIME, 3828 IDX_RX_TIME, 3829 IDX_OBSS_AIRTIME, 3830 IDX_NON_WIFI_TIME, 3831 IDX_NUM 3832 }; 3833 struct { 3834 struct { 3835 u8 band; 3836 u8 __rsv[3]; 3837 } hdr; 3838 struct { 3839 __le16 tag; 3840 __le16 len; 3841 __le32 offs; 3842 } data[IDX_NUM]; 3843 } __packed req = { 3844 .hdr.band = phy->mt76->band_idx, 3845 }; 3846 static const u32 offs[] = { 3847 [IDX_TX_TIME] = UNI_MIB_TX_TIME, 3848 [IDX_RX_TIME] = UNI_MIB_RX_TIME, 3849 [IDX_OBSS_AIRTIME] = UNI_MIB_OBSS_AIRTIME, 3850 [IDX_NON_WIFI_TIME] = UNI_MIB_NON_WIFI_TIME, 3851 }; 3852 struct mt76_channel_state *state = phy->mt76->chan_state; 3853 struct mt76_channel_state *state_ts = &phy->state_ts; 3854 struct mt7996_dev *dev = phy->dev; 3855 struct mt7996_mcu_mib *res; 3856 struct sk_buff *skb; 3857 int i, ret; 3858 3859 for (i = 0; i < IDX_NUM; i++) { 3860 req.data[i].tag = cpu_to_le16(UNI_CMD_MIB_DATA); 3861 req.data[i].len = cpu_to_le16(sizeof(req.data[i])); 3862 req.data[i].offs = cpu_to_le32(offs[i]); 3863 } 3864 3865 ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_WM_UNI_CMD_QUERY(GET_MIB_INFO), 3866 &req, sizeof(req), true, &skb); 3867 if (ret) 3868 return ret; 3869 3870 skb_pull(skb, sizeof(req.hdr)); 3871 3872 res = (struct mt7996_mcu_mib *)(skb->data); 3873 3874 if (chan_switch) 3875 goto out; 3876 3877 #define __res_u64(s) le64_to_cpu(res[s].data) 3878 state->cc_tx += __res_u64(IDX_TX_TIME) - state_ts->cc_tx; 3879 state->cc_bss_rx += __res_u64(IDX_RX_TIME) - state_ts->cc_bss_rx; 3880 state->cc_rx += __res_u64(IDX_RX_TIME) + 3881 __res_u64(IDX_OBSS_AIRTIME) - 3882 state_ts->cc_rx; 3883 state->cc_busy += __res_u64(IDX_TX_TIME) + 3884 __res_u64(IDX_RX_TIME) + 3885 __res_u64(IDX_OBSS_AIRTIME) + 3886 __res_u64(IDX_NON_WIFI_TIME) - 3887 state_ts->cc_busy; 3888 out: 3889 state_ts->cc_tx = __res_u64(IDX_TX_TIME); 3890 state_ts->cc_bss_rx = __res_u64(IDX_RX_TIME); 3891 state_ts->cc_rx = __res_u64(IDX_RX_TIME) + __res_u64(IDX_OBSS_AIRTIME); 3892 state_ts->cc_busy = __res_u64(IDX_TX_TIME) + 3893 __res_u64(IDX_RX_TIME) + 3894 __res_u64(IDX_OBSS_AIRTIME) + 3895 __res_u64(IDX_NON_WIFI_TIME); 3896 #undef __res_u64 3897 3898 dev_kfree_skb(skb); 3899 3900 return 0; 3901 } 3902 3903 int mt7996_mcu_get_temperature(struct mt7996_phy *phy) 3904 { 3905 #define TEMPERATURE_QUERY 0 3906 #define GET_TEMPERATURE 0 3907 struct { 3908 u8 _rsv[4]; 3909 3910 __le16 tag; 3911 __le16 len; 3912 3913 u8 rsv1; 3914 u8 action; 3915 u8 band_idx; 3916 u8 rsv2; 3917 } req = { 3918 .tag = cpu_to_le16(TEMPERATURE_QUERY), 3919 .len = cpu_to_le16(sizeof(req) - 4), 3920 .action = GET_TEMPERATURE, 3921 .band_idx = phy->mt76->band_idx, 3922 }; 3923 struct mt7996_mcu_thermal { 3924 u8 _rsv[4]; 3925 3926 __le16 tag; 3927 __le16 len; 3928 3929 __le32 rsv; 3930 __le32 temperature; 3931 } __packed * res; 3932 struct sk_buff *skb; 3933 int ret; 3934 u32 temp; 3935 3936 ret = mt76_mcu_send_and_get_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(THERMAL), 3937 &req, sizeof(req), true, &skb); 3938 if (ret) 3939 return ret; 3940 3941 res = (void *)skb->data; 3942 temp = le32_to_cpu(res->temperature); 3943 dev_kfree_skb(skb); 3944 3945 return temp; 3946 } 3947 3948 int mt7996_mcu_set_thermal_throttling(struct mt7996_phy *phy, u8 state) 3949 { 3950 struct { 3951 u8 _rsv[4]; 3952 3953 __le16 tag; 3954 __le16 len; 3955 3956 struct mt7996_mcu_thermal_ctrl ctrl; 3957 } __packed req = { 3958 .tag = cpu_to_le16(UNI_CMD_THERMAL_PROTECT_DUTY_CONFIG), 3959 .len = cpu_to_le16(sizeof(req) - 4), 3960 .ctrl = { 3961 .band_idx = phy->mt76->band_idx, 3962 }, 3963 }; 3964 int level, ret; 3965 3966 /* set duty cycle and level */ 3967 for (level = 0; level < 4; level++) { 3968 req.ctrl.duty.duty_level = level; 3969 req.ctrl.duty.duty_cycle = state; 3970 state /= 2; 3971 3972 ret = mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(THERMAL), 3973 &req, sizeof(req), false); 3974 if (ret) 3975 return ret; 3976 } 3977 3978 return 0; 3979 } 3980 3981 int mt7996_mcu_set_thermal_protect(struct mt7996_phy *phy, bool enable) 3982 { 3983 #define SUSTAIN_PERIOD 10 3984 struct { 3985 u8 _rsv[4]; 3986 3987 __le16 tag; 3988 __le16 len; 3989 3990 struct mt7996_mcu_thermal_ctrl ctrl; 3991 struct mt7996_mcu_thermal_enable enable; 3992 } __packed req = { 3993 .len = cpu_to_le16(sizeof(req) - 4 - sizeof(req.enable)), 3994 .ctrl = { 3995 .band_idx = phy->mt76->band_idx, 3996 .type.protect_type = 1, 3997 .type.trigger_type = 1, 3998 }, 3999 }; 4000 int ret; 4001 4002 req.tag = cpu_to_le16(UNI_CMD_THERMAL_PROTECT_DISABLE); 4003 4004 ret = mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(THERMAL), 4005 &req, sizeof(req) - sizeof(req.enable), false); 4006 if (ret || !enable) 4007 return ret; 4008 4009 /* set high-temperature trigger threshold */ 4010 req.tag = cpu_to_le16(UNI_CMD_THERMAL_PROTECT_ENABLE); 4011 req.enable.restore_temp = cpu_to_le32(phy->throttle_temp[0]); 4012 req.enable.trigger_temp = cpu_to_le32(phy->throttle_temp[1]); 4013 req.enable.sustain_time = cpu_to_le16(SUSTAIN_PERIOD); 4014 4015 req.len = cpu_to_le16(sizeof(req) - 4); 4016 4017 return mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(THERMAL), 4018 &req, sizeof(req), false); 4019 } 4020 4021 int mt7996_mcu_set_ser(struct mt7996_dev *dev, u8 action, u8 val, u8 band) 4022 { 4023 struct { 4024 u8 rsv[4]; 4025 4026 __le16 tag; 4027 __le16 len; 4028 4029 union { 4030 struct { 4031 __le32 mask; 4032 } __packed set; 4033 4034 struct { 4035 u8 method; 4036 u8 band; 4037 u8 rsv2[2]; 4038 } __packed trigger; 4039 }; 4040 } __packed req = { 4041 .tag = cpu_to_le16(action), 4042 .len = cpu_to_le16(sizeof(req) - 4), 4043 }; 4044 4045 switch (action) { 4046 case UNI_CMD_SER_SET: 4047 req.set.mask = cpu_to_le32(val); 4048 break; 4049 case UNI_CMD_SER_TRIGGER: 4050 req.trigger.method = val; 4051 req.trigger.band = band; 4052 break; 4053 default: 4054 return -EINVAL; 4055 } 4056 4057 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SER), 4058 &req, sizeof(req), false); 4059 } 4060 4061 int mt7996_mcu_set_txbf(struct mt7996_dev *dev, u8 action) 4062 { 4063 #define MT7996_BF_MAX_SIZE sizeof(union bf_tag_tlv) 4064 #define BF_PROCESSING 4 4065 struct uni_header hdr; 4066 struct sk_buff *skb; 4067 struct tlv *tlv; 4068 int len = sizeof(hdr) + MT7996_BF_MAX_SIZE; 4069 4070 memset(&hdr, 0, sizeof(hdr)); 4071 4072 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 4073 if (!skb) 4074 return -ENOMEM; 4075 4076 skb_put_data(skb, &hdr, sizeof(hdr)); 4077 4078 switch (action) { 4079 case BF_SOUNDING_ON: { 4080 struct bf_sounding_on *req_snd_on; 4081 4082 tlv = mt7996_mcu_add_uni_tlv(skb, action, sizeof(*req_snd_on)); 4083 req_snd_on = (struct bf_sounding_on *)tlv; 4084 req_snd_on->snd_mode = BF_PROCESSING; 4085 break; 4086 } 4087 case BF_HW_EN_UPDATE: { 4088 struct bf_hw_en_status_update *req_hw_en; 4089 4090 tlv = mt7996_mcu_add_uni_tlv(skb, action, sizeof(*req_hw_en)); 4091 req_hw_en = (struct bf_hw_en_status_update *)tlv; 4092 req_hw_en->ebf = true; 4093 req_hw_en->ibf = dev->ibf; 4094 break; 4095 } 4096 case BF_MOD_EN_CTRL: { 4097 struct bf_mod_en_ctrl *req_mod_en; 4098 4099 tlv = mt7996_mcu_add_uni_tlv(skb, action, sizeof(*req_mod_en)); 4100 req_mod_en = (struct bf_mod_en_ctrl *)tlv; 4101 req_mod_en->bf_num = mt7996_band_valid(dev, MT_BAND2) ? 3 : 2; 4102 req_mod_en->bf_bitmap = mt7996_band_valid(dev, MT_BAND2) ? 4103 GENMASK(2, 0) : GENMASK(1, 0); 4104 break; 4105 } 4106 default: 4107 return -EINVAL; 4108 } 4109 4110 return mt76_mcu_skb_send_msg(&dev->mt76, skb, MCU_WM_UNI_CMD(BF), true); 4111 } 4112 4113 static int 4114 mt7996_mcu_enable_obss_spr(struct mt7996_phy *phy, u16 action, u8 val) 4115 { 4116 struct mt7996_dev *dev = phy->dev; 4117 struct { 4118 u8 band_idx; 4119 u8 __rsv[3]; 4120 4121 __le16 tag; 4122 __le16 len; 4123 4124 __le32 val; 4125 } __packed req = { 4126 .band_idx = phy->mt76->band_idx, 4127 .tag = cpu_to_le16(action), 4128 .len = cpu_to_le16(sizeof(req) - 4), 4129 .val = cpu_to_le32(val), 4130 }; 4131 4132 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR), 4133 &req, sizeof(req), true); 4134 } 4135 4136 static int 4137 mt7996_mcu_set_obss_spr_pd(struct mt7996_phy *phy, 4138 struct ieee80211_he_obss_pd *he_obss_pd) 4139 { 4140 struct mt7996_dev *dev = phy->dev; 4141 u8 max_th = 82, non_srg_max_th = 62; 4142 struct { 4143 u8 band_idx; 4144 u8 __rsv[3]; 4145 4146 __le16 tag; 4147 __le16 len; 4148 4149 u8 pd_th_non_srg; 4150 u8 pd_th_srg; 4151 u8 period_offs; 4152 u8 rcpi_src; 4153 __le16 obss_pd_min; 4154 __le16 obss_pd_min_srg; 4155 u8 resp_txpwr_mode; 4156 u8 txpwr_restrict_mode; 4157 u8 txpwr_ref; 4158 u8 __rsv2[3]; 4159 } __packed req = { 4160 .band_idx = phy->mt76->band_idx, 4161 .tag = cpu_to_le16(UNI_CMD_SR_SET_PARAM), 4162 .len = cpu_to_le16(sizeof(req) - 4), 4163 .obss_pd_min = cpu_to_le16(max_th), 4164 .obss_pd_min_srg = cpu_to_le16(max_th), 4165 .txpwr_restrict_mode = 2, 4166 .txpwr_ref = 21 4167 }; 4168 int ret; 4169 4170 /* disable firmware dynamical PD asjustment */ 4171 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_DPD, false); 4172 if (ret) 4173 return ret; 4174 4175 if (he_obss_pd->sr_ctrl & 4176 IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED) 4177 req.pd_th_non_srg = max_th; 4178 else if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT) 4179 req.pd_th_non_srg = max_th - he_obss_pd->non_srg_max_offset; 4180 else 4181 req.pd_th_non_srg = non_srg_max_th; 4182 4183 if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT) 4184 req.pd_th_srg = max_th - he_obss_pd->max_offset; 4185 4186 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR), 4187 &req, sizeof(req), true); 4188 } 4189 4190 static int 4191 mt7996_mcu_set_obss_spr_siga(struct mt7996_phy *phy, 4192 struct mt7996_vif_link *link, 4193 struct ieee80211_he_obss_pd *he_obss_pd) 4194 { 4195 struct mt7996_dev *dev = phy->dev; 4196 u8 omac = link->mt76.omac_idx; 4197 struct { 4198 u8 band_idx; 4199 u8 __rsv[3]; 4200 4201 __le16 tag; 4202 __le16 len; 4203 4204 u8 omac; 4205 u8 __rsv2[3]; 4206 u8 flag[20]; 4207 } __packed req = { 4208 .band_idx = phy->mt76->band_idx, 4209 .tag = cpu_to_le16(UNI_CMD_SR_SET_SIGA), 4210 .len = cpu_to_le16(sizeof(req) - 4), 4211 .omac = omac > HW_BSSID_MAX ? omac - 12 : omac, 4212 }; 4213 int ret; 4214 4215 if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED) 4216 req.flag[req.omac] = 0xf; 4217 else 4218 return 0; 4219 4220 /* switch to normal AP mode */ 4221 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_MODE, 0); 4222 if (ret) 4223 return ret; 4224 4225 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR), 4226 &req, sizeof(req), true); 4227 } 4228 4229 static int 4230 mt7996_mcu_set_obss_spr_bitmap(struct mt7996_phy *phy, 4231 struct ieee80211_he_obss_pd *he_obss_pd) 4232 { 4233 struct mt7996_dev *dev = phy->dev; 4234 struct { 4235 u8 band_idx; 4236 u8 __rsv[3]; 4237 4238 __le16 tag; 4239 __le16 len; 4240 4241 __le32 color_l[2]; 4242 __le32 color_h[2]; 4243 __le32 bssid_l[2]; 4244 __le32 bssid_h[2]; 4245 } __packed req = { 4246 .band_idx = phy->mt76->band_idx, 4247 .tag = cpu_to_le16(UNI_CMD_SR_SET_SRG_BITMAP), 4248 .len = cpu_to_le16(sizeof(req) - 4), 4249 }; 4250 u32 bitmap; 4251 4252 memcpy(&bitmap, he_obss_pd->bss_color_bitmap, sizeof(bitmap)); 4253 req.color_l[req.band_idx] = cpu_to_le32(bitmap); 4254 4255 memcpy(&bitmap, he_obss_pd->bss_color_bitmap + 4, sizeof(bitmap)); 4256 req.color_h[req.band_idx] = cpu_to_le32(bitmap); 4257 4258 memcpy(&bitmap, he_obss_pd->partial_bssid_bitmap, sizeof(bitmap)); 4259 req.bssid_l[req.band_idx] = cpu_to_le32(bitmap); 4260 4261 memcpy(&bitmap, he_obss_pd->partial_bssid_bitmap + 4, sizeof(bitmap)); 4262 req.bssid_h[req.band_idx] = cpu_to_le32(bitmap); 4263 4264 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR), &req, 4265 sizeof(req), true); 4266 } 4267 4268 int mt7996_mcu_add_obss_spr(struct mt7996_phy *phy, 4269 struct mt7996_vif_link *link, 4270 struct ieee80211_he_obss_pd *he_obss_pd) 4271 { 4272 int ret; 4273 4274 /* enable firmware scene detection algorithms */ 4275 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_SD, 4276 sr_scene_detect); 4277 if (ret) 4278 return ret; 4279 4280 /* firmware dynamically adjusts PD threshold so skip manual control */ 4281 if (sr_scene_detect && !he_obss_pd->enable) 4282 return 0; 4283 4284 /* enable spatial reuse */ 4285 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE, 4286 he_obss_pd->enable); 4287 if (ret) 4288 return ret; 4289 4290 if (sr_scene_detect || !he_obss_pd->enable) 4291 return 0; 4292 4293 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_TX, true); 4294 if (ret) 4295 return ret; 4296 4297 /* set SRG/non-SRG OBSS PD threshold */ 4298 ret = mt7996_mcu_set_obss_spr_pd(phy, he_obss_pd); 4299 if (ret) 4300 return ret; 4301 4302 /* Set SR prohibit */ 4303 ret = mt7996_mcu_set_obss_spr_siga(phy, link, he_obss_pd); 4304 if (ret) 4305 return ret; 4306 4307 /* set SRG BSS color/BSSID bitmap */ 4308 return mt7996_mcu_set_obss_spr_bitmap(phy, he_obss_pd); 4309 } 4310 4311 int mt7996_mcu_update_bss_color(struct mt7996_dev *dev, 4312 struct mt76_vif_link *mlink, 4313 struct cfg80211_he_bss_color *he_bss_color) 4314 { 4315 int len = sizeof(struct bss_req_hdr) + sizeof(struct bss_color_tlv); 4316 struct bss_color_tlv *bss_color; 4317 struct sk_buff *skb; 4318 struct tlv *tlv; 4319 4320 skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, mlink, len); 4321 if (IS_ERR(skb)) 4322 return PTR_ERR(skb); 4323 4324 tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_BSS_COLOR, 4325 sizeof(*bss_color)); 4326 bss_color = (struct bss_color_tlv *)tlv; 4327 bss_color->enable = he_bss_color->enabled; 4328 bss_color->color = he_bss_color->color; 4329 4330 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 4331 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 4332 } 4333 4334 #define TWT_AGRT_TRIGGER BIT(0) 4335 #define TWT_AGRT_ANNOUNCE BIT(1) 4336 #define TWT_AGRT_PROTECT BIT(2) 4337 4338 int mt7996_mcu_twt_agrt_update(struct mt7996_dev *dev, 4339 struct mt7996_vif_link *link, 4340 struct mt7996_twt_flow *flow, 4341 int cmd) 4342 { 4343 struct { 4344 /* fixed field */ 4345 u8 bss; 4346 u8 _rsv[3]; 4347 4348 __le16 tag; 4349 __le16 len; 4350 u8 tbl_idx; 4351 u8 cmd; 4352 u8 own_mac_idx; 4353 u8 flowid; /* 0xff for group id */ 4354 __le16 peer_id; /* specify the peer_id (msb=0) 4355 * or group_id (msb=1) 4356 */ 4357 u8 duration; /* 256 us */ 4358 u8 bss_idx; 4359 __le64 start_tsf; 4360 __le16 mantissa; 4361 u8 exponent; 4362 u8 is_ap; 4363 u8 agrt_params; 4364 u8 __rsv2[23]; 4365 } __packed req = { 4366 .tag = cpu_to_le16(UNI_CMD_TWT_ARGT_UPDATE), 4367 .len = cpu_to_le16(sizeof(req) - 4), 4368 .tbl_idx = flow->table_id, 4369 .cmd = cmd, 4370 .own_mac_idx = link->mt76.omac_idx, 4371 .flowid = flow->id, 4372 .peer_id = cpu_to_le16(flow->wcid), 4373 .duration = flow->duration, 4374 .bss = link->mt76.idx, 4375 .bss_idx = link->mt76.idx, 4376 .start_tsf = cpu_to_le64(flow->tsf), 4377 .mantissa = flow->mantissa, 4378 .exponent = flow->exp, 4379 .is_ap = true, 4380 }; 4381 4382 if (flow->protection) 4383 req.agrt_params |= TWT_AGRT_PROTECT; 4384 if (!flow->flowtype) 4385 req.agrt_params |= TWT_AGRT_ANNOUNCE; 4386 if (flow->trigger) 4387 req.agrt_params |= TWT_AGRT_TRIGGER; 4388 4389 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(TWT), 4390 &req, sizeof(req), true); 4391 } 4392 4393 int mt7996_mcu_set_rts_thresh(struct mt7996_phy *phy, u32 val) 4394 { 4395 struct { 4396 u8 band_idx; 4397 u8 _rsv[3]; 4398 4399 __le16 tag; 4400 __le16 len; 4401 __le32 len_thresh; 4402 __le32 pkt_thresh; 4403 } __packed req = { 4404 .band_idx = phy->mt76->band_idx, 4405 .tag = cpu_to_le16(UNI_BAND_CONFIG_RTS_THRESHOLD), 4406 .len = cpu_to_le16(sizeof(req) - 4), 4407 .len_thresh = cpu_to_le32(val), 4408 .pkt_thresh = cpu_to_le32(0x2), 4409 }; 4410 4411 return mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(BAND_CONFIG), 4412 &req, sizeof(req), true); 4413 } 4414 4415 int mt7996_mcu_set_radio_en(struct mt7996_phy *phy, bool enable) 4416 { 4417 struct { 4418 u8 band_idx; 4419 u8 _rsv[3]; 4420 4421 __le16 tag; 4422 __le16 len; 4423 u8 enable; 4424 u8 _rsv2[3]; 4425 } __packed req = { 4426 .band_idx = phy->mt76->band_idx, 4427 .tag = cpu_to_le16(UNI_BAND_CONFIG_RADIO_ENABLE), 4428 .len = cpu_to_le16(sizeof(req) - 4), 4429 .enable = enable, 4430 }; 4431 4432 return mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(BAND_CONFIG), 4433 &req, sizeof(req), true); 4434 } 4435 4436 int mt7996_mcu_rdd_cmd(struct mt7996_dev *dev, int cmd, u8 index, 4437 u8 rx_sel, u8 val) 4438 { 4439 struct { 4440 u8 _rsv[4]; 4441 4442 __le16 tag; 4443 __le16 len; 4444 4445 u8 ctrl; 4446 u8 rdd_idx; 4447 u8 rdd_rx_sel; 4448 u8 val; 4449 u8 rsv[4]; 4450 } __packed req = { 4451 .tag = cpu_to_le16(UNI_RDD_CTRL_PARM), 4452 .len = cpu_to_le16(sizeof(req) - 4), 4453 .ctrl = cmd, 4454 .rdd_idx = index, 4455 .rdd_rx_sel = rx_sel, 4456 .val = val, 4457 }; 4458 4459 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL), 4460 &req, sizeof(req), true); 4461 } 4462 4463 int mt7996_mcu_wtbl_update_hdr_trans(struct mt7996_dev *dev, 4464 struct ieee80211_vif *vif, 4465 struct mt7996_vif_link *link, 4466 struct mt7996_sta_link *msta_link) 4467 { 4468 struct sk_buff *skb; 4469 4470 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &link->mt76, 4471 &msta_link->wcid, 4472 MT7996_STA_UPDATE_MAX_SIZE); 4473 if (IS_ERR(skb)) 4474 return PTR_ERR(skb); 4475 4476 /* starec hdr trans */ 4477 mt7996_mcu_sta_hdr_trans_tlv(dev, skb, vif, &msta_link->wcid); 4478 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 4479 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 4480 } 4481 4482 int mt7996_mcu_set_fixed_rate_table(struct mt7996_phy *phy, u8 table_idx, 4483 u16 rate_idx, bool beacon) 4484 { 4485 #define UNI_FIXED_RATE_TABLE_SET 0 4486 #define SPE_IXD_SELECT_TXD 0 4487 #define SPE_IXD_SELECT_BMC_WTBL 1 4488 struct mt7996_dev *dev = phy->dev; 4489 struct fixed_rate_table_ctrl req = { 4490 .tag = cpu_to_le16(UNI_FIXED_RATE_TABLE_SET), 4491 .len = cpu_to_le16(sizeof(req) - 4), 4492 .table_idx = table_idx, 4493 .rate_idx = cpu_to_le16(rate_idx), 4494 .gi = 1, 4495 .he_ltf = 1, 4496 }; 4497 u8 band_idx = phy->mt76->band_idx; 4498 4499 if (beacon) { 4500 req.spe_idx_sel = SPE_IXD_SELECT_TXD; 4501 req.spe_idx = 24 + band_idx; 4502 phy->beacon_rate = rate_idx; 4503 } else { 4504 req.spe_idx_sel = SPE_IXD_SELECT_BMC_WTBL; 4505 } 4506 4507 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(FIXED_RATE_TABLE), 4508 &req, sizeof(req), false); 4509 } 4510 4511 int mt7996_mcu_rf_regval(struct mt7996_dev *dev, u32 regidx, u32 *val, bool set) 4512 { 4513 struct { 4514 u8 __rsv1[4]; 4515 4516 __le16 tag; 4517 __le16 len; 4518 __le16 idx; 4519 u8 __rsv2[2]; 4520 __le32 ofs; 4521 __le32 data; 4522 } __packed *res, req = { 4523 .tag = cpu_to_le16(UNI_CMD_ACCESS_RF_REG_BASIC), 4524 .len = cpu_to_le16(sizeof(req) - 4), 4525 4526 .idx = cpu_to_le16(u32_get_bits(regidx, GENMASK(31, 24))), 4527 .ofs = cpu_to_le32(u32_get_bits(regidx, GENMASK(23, 0))), 4528 .data = set ? cpu_to_le32(*val) : 0, 4529 }; 4530 struct sk_buff *skb; 4531 int ret; 4532 4533 if (set) 4534 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(REG_ACCESS), 4535 &req, sizeof(req), true); 4536 4537 ret = mt76_mcu_send_and_get_msg(&dev->mt76, 4538 MCU_WM_UNI_CMD_QUERY(REG_ACCESS), 4539 &req, sizeof(req), true, &skb); 4540 if (ret) 4541 return ret; 4542 4543 res = (void *)skb->data; 4544 *val = le32_to_cpu(res->data); 4545 dev_kfree_skb(skb); 4546 4547 return 0; 4548 } 4549 4550 int mt7996_mcu_trigger_assert(struct mt7996_dev *dev) 4551 { 4552 struct { 4553 __le16 tag; 4554 __le16 len; 4555 u8 enable; 4556 u8 rsv[3]; 4557 } __packed req = { 4558 .len = cpu_to_le16(sizeof(req) - 4), 4559 .enable = true, 4560 }; 4561 4562 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(ASSERT_DUMP), 4563 &req, sizeof(req), false); 4564 } 4565 4566 int mt7996_mcu_set_rro(struct mt7996_dev *dev, u16 tag, u16 val) 4567 { 4568 struct { 4569 u8 __rsv1[4]; 4570 __le16 tag; 4571 __le16 len; 4572 union { 4573 struct { 4574 u8 type; 4575 u8 __rsv2[3]; 4576 } __packed platform_type; 4577 struct { 4578 u8 type; 4579 u8 dest; 4580 u8 __rsv2[2]; 4581 } __packed bypass_mode; 4582 struct { 4583 u8 path; 4584 u8 __rsv2[3]; 4585 } __packed txfree_path; 4586 struct { 4587 __le16 flush_one; 4588 __le16 flush_all; 4589 u8 __rsv2[4]; 4590 } __packed timeout; 4591 }; 4592 } __packed req = { 4593 .tag = cpu_to_le16(tag), 4594 .len = cpu_to_le16(sizeof(req) - 4), 4595 }; 4596 4597 switch (tag) { 4598 case UNI_RRO_SET_PLATFORM_TYPE: 4599 req.platform_type.type = val; 4600 break; 4601 case UNI_RRO_SET_BYPASS_MODE: 4602 req.bypass_mode.type = val; 4603 break; 4604 case UNI_RRO_SET_TXFREE_PATH: 4605 req.txfree_path.path = val; 4606 break; 4607 case UNI_RRO_SET_FLUSH_TIMEOUT: 4608 req.timeout.flush_one = cpu_to_le16(val); 4609 req.timeout.flush_all = cpu_to_le16(2 * val); 4610 break; 4611 default: 4612 return -EINVAL; 4613 } 4614 4615 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RRO), &req, 4616 sizeof(req), true); 4617 } 4618 4619 int mt7996_mcu_get_all_sta_info(struct mt7996_phy *phy, u16 tag) 4620 { 4621 struct mt7996_dev *dev = phy->dev; 4622 struct { 4623 u8 _rsv[4]; 4624 4625 __le16 tag; 4626 __le16 len; 4627 } __packed req = { 4628 .tag = cpu_to_le16(tag), 4629 .len = cpu_to_le16(sizeof(req) - 4), 4630 }; 4631 4632 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(ALL_STA_INFO), 4633 &req, sizeof(req), false); 4634 } 4635 4636 int mt7996_mcu_wed_rro_reset_sessions(struct mt7996_dev *dev, u16 id) 4637 { 4638 struct { 4639 u8 __rsv[4]; 4640 4641 __le16 tag; 4642 __le16 len; 4643 __le16 session_id; 4644 u8 pad[4]; 4645 } __packed req = { 4646 .tag = cpu_to_le16(UNI_RRO_DEL_BA_SESSION), 4647 .len = cpu_to_le16(sizeof(req) - 4), 4648 .session_id = cpu_to_le16(id), 4649 }; 4650 4651 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RRO), &req, 4652 sizeof(req), true); 4653 } 4654 4655 int mt7996_mcu_set_sniffer_mode(struct mt7996_phy *phy, bool enabled) 4656 { 4657 struct mt7996_dev *dev = phy->dev; 4658 struct { 4659 u8 band_idx; 4660 u8 _rsv[3]; 4661 __le16 tag; 4662 __le16 len; 4663 u8 enable; 4664 u8 _pad[3]; 4665 } __packed req = { 4666 .band_idx = phy->mt76->band_idx, 4667 .tag = 0, 4668 .len = cpu_to_le16(sizeof(req) - 4), 4669 .enable = enabled, 4670 }; 4671 4672 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SNIFFER), &req, 4673 sizeof(req), true); 4674 } 4675 4676 int mt7996_mcu_set_txpower_sku(struct mt7996_phy *phy) 4677 { 4678 #define TX_POWER_LIMIT_TABLE_RATE 0 4679 struct mt7996_dev *dev = phy->dev; 4680 struct mt76_phy *mphy = phy->mt76; 4681 struct tx_power_limit_table_ctrl { 4682 u8 __rsv1[4]; 4683 4684 __le16 tag; 4685 __le16 len; 4686 u8 power_ctrl_id; 4687 u8 power_limit_type; 4688 u8 band_idx; 4689 } __packed req = { 4690 .tag = cpu_to_le16(UNI_TXPOWER_POWER_LIMIT_TABLE_CTRL), 4691 .len = cpu_to_le16(sizeof(req) + MT7996_SKU_PATH_NUM - 4), 4692 .power_ctrl_id = UNI_TXPOWER_POWER_LIMIT_TABLE_CTRL, 4693 .power_limit_type = TX_POWER_LIMIT_TABLE_RATE, 4694 .band_idx = phy->mt76->band_idx, 4695 }; 4696 struct mt76_power_limits la = {}; 4697 struct sk_buff *skb; 4698 int i, tx_power; 4699 4700 tx_power = mt76_get_power_bound(mphy, phy->txpower); 4701 tx_power = mt76_get_rate_power_limits(mphy, mphy->chandef.chan, 4702 &la, tx_power); 4703 mphy->txpower_cur = tx_power; 4704 4705 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, 4706 sizeof(req) + MT7996_SKU_PATH_NUM); 4707 if (!skb) 4708 return -ENOMEM; 4709 4710 skb_put_data(skb, &req, sizeof(req)); 4711 /* cck and ofdm */ 4712 skb_put_data(skb, &la.cck, sizeof(la.cck)); 4713 skb_put_data(skb, &la.ofdm, sizeof(la.ofdm)); 4714 /* ht20 */ 4715 skb_put_data(skb, &la.mcs[0], 8); 4716 /* ht40 */ 4717 skb_put_data(skb, &la.mcs[1], 9); 4718 4719 /* vht */ 4720 for (i = 0; i < 4; i++) { 4721 skb_put_data(skb, &la.mcs[i], sizeof(la.mcs[i])); 4722 skb_put_zero(skb, 2); /* padding */ 4723 } 4724 4725 /* he */ 4726 skb_put_data(skb, &la.ru[0], sizeof(la.ru)); 4727 /* eht */ 4728 skb_put_data(skb, &la.eht[0], sizeof(la.eht)); 4729 4730 /* padding */ 4731 skb_put_zero(skb, MT7996_SKU_PATH_NUM - MT7996_SKU_RATE_NUM); 4732 4733 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 4734 MCU_WM_UNI_CMD(TXPOWER), true); 4735 } 4736 4737 int mt7996_mcu_cp_support(struct mt7996_dev *dev, u8 mode) 4738 { 4739 __le32 cp_mode; 4740 4741 if (mode < mt76_connac_lmac_mapping(IEEE80211_AC_BE) || 4742 mode > mt76_connac_lmac_mapping(IEEE80211_AC_VO)) 4743 return -EINVAL; 4744 4745 cp_mode = cpu_to_le32(mode); 4746 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_EXT_CMD(CP_SUPPORT), 4747 &cp_mode, sizeof(cp_mode), true); 4748 } 4749