1 // SPDX-License-Identifier: ISC 2 /* 3 * Copyright (C) 2022 MediaTek Inc. 4 */ 5 6 #include <linux/firmware.h> 7 #include <linux/fs.h> 8 #include "mt7996.h" 9 #include "mcu.h" 10 #include "mac.h" 11 #include "eeprom.h" 12 13 #define fw_name(_dev, name, ...) ({ \ 14 char *_fw; \ 15 switch (mt76_chip(&(_dev)->mt76)) { \ 16 case MT7992_DEVICE_ID: \ 17 switch ((_dev)->var.type) { \ 18 case MT7992_VAR_TYPE_23: \ 19 _fw = MT7992_##name##_23; \ 20 break; \ 21 default: \ 22 _fw = MT7992_##name; \ 23 } \ 24 break; \ 25 case MT7990_DEVICE_ID: \ 26 _fw = MT7990_##name; \ 27 break; \ 28 case MT7996_DEVICE_ID: \ 29 default: \ 30 switch ((_dev)->var.type) { \ 31 case MT7996_VAR_TYPE_233: \ 32 _fw = MT7996_##name##_233; \ 33 break; \ 34 default: \ 35 _fw = MT7996_##name; \ 36 } \ 37 break; \ 38 } \ 39 _fw; \ 40 }) 41 42 struct mt7996_patch_hdr { 43 char build_date[16]; 44 char platform[4]; 45 __be32 hw_sw_ver; 46 __be32 patch_ver; 47 __be16 checksum; 48 u16 reserved; 49 struct { 50 __be32 patch_ver; 51 __be32 subsys; 52 __be32 feature; 53 __be32 n_region; 54 __be32 crc; 55 u32 reserved[11]; 56 } desc; 57 } __packed; 58 59 struct mt7996_patch_sec { 60 __be32 type; 61 __be32 offs; 62 __be32 size; 63 union { 64 __be32 spec[13]; 65 struct { 66 __be32 addr; 67 __be32 len; 68 __be32 sec_key_idx; 69 __be32 align_len; 70 u32 reserved[9]; 71 } info; 72 }; 73 } __packed; 74 75 struct mt7996_fw_trailer { 76 u8 chip_id; 77 u8 eco_code; 78 u8 n_region; 79 u8 format_ver; 80 u8 format_flag; 81 u8 reserved[2]; 82 char fw_ver[10]; 83 char build_date[15]; 84 u32 crc; 85 } __packed; 86 87 struct mt7996_fw_region { 88 __le32 decomp_crc; 89 __le32 decomp_len; 90 __le32 decomp_blk_sz; 91 u8 reserved[4]; 92 __le32 addr; 93 __le32 len; 94 u8 feature_set; 95 u8 reserved1[15]; 96 } __packed; 97 98 #define MCU_PATCH_ADDRESS 0x200000 99 100 #define HE_PHY(p, c) u8_get_bits(c, IEEE80211_HE_PHY_##p) 101 #define HE_MAC(m, c) u8_get_bits(c, IEEE80211_HE_MAC_##m) 102 #define EHT_PHY(p, c) u8_get_bits(c, IEEE80211_EHT_PHY_##p) 103 104 static bool sr_scene_detect = true; 105 module_param(sr_scene_detect, bool, 0644); 106 MODULE_PARM_DESC(sr_scene_detect, "Enable firmware scene detection algorithm"); 107 108 static u8 109 mt7996_mcu_get_sta_nss(u16 mcs_map) 110 { 111 u8 nss; 112 113 for (nss = 8; nss > 0; nss--) { 114 u8 nss_mcs = (mcs_map >> (2 * (nss - 1))) & 3; 115 116 if (nss_mcs != IEEE80211_VHT_MCS_NOT_SUPPORTED) 117 break; 118 } 119 120 return nss - 1; 121 } 122 123 static void 124 mt7996_mcu_set_sta_he_mcs(struct ieee80211_link_sta *link_sta, 125 struct mt7996_vif_link *link, 126 __le16 *he_mcs, u16 mcs_map) 127 { 128 int nss, max_nss = link_sta->rx_nss > 3 ? 4 : link_sta->rx_nss; 129 enum nl80211_band band = link->phy->mt76->chandef.chan->band; 130 const u16 *mask = link->bitrate_mask.control[band].he_mcs; 131 132 for (nss = 0; nss < max_nss; nss++) { 133 int mcs; 134 135 switch ((mcs_map >> (2 * nss)) & 0x3) { 136 case IEEE80211_HE_MCS_SUPPORT_0_11: 137 mcs = GENMASK(11, 0); 138 break; 139 case IEEE80211_HE_MCS_SUPPORT_0_9: 140 mcs = GENMASK(9, 0); 141 break; 142 case IEEE80211_HE_MCS_SUPPORT_0_7: 143 mcs = GENMASK(7, 0); 144 break; 145 default: 146 mcs = 0; 147 } 148 149 mcs = mcs ? fls(mcs & mask[nss]) - 1 : -1; 150 151 switch (mcs) { 152 case 0 ... 7: 153 mcs = IEEE80211_HE_MCS_SUPPORT_0_7; 154 break; 155 case 8 ... 9: 156 mcs = IEEE80211_HE_MCS_SUPPORT_0_9; 157 break; 158 case 10 ... 11: 159 mcs = IEEE80211_HE_MCS_SUPPORT_0_11; 160 break; 161 default: 162 mcs = IEEE80211_HE_MCS_NOT_SUPPORTED; 163 break; 164 } 165 mcs_map &= ~(0x3 << (nss * 2)); 166 mcs_map |= mcs << (nss * 2); 167 } 168 169 *he_mcs = cpu_to_le16(mcs_map); 170 } 171 172 static void 173 mt7996_mcu_set_sta_vht_mcs(struct ieee80211_link_sta *link_sta, 174 __le16 *vht_mcs, const u16 *mask) 175 { 176 u16 mcs, mcs_map = le16_to_cpu(link_sta->vht_cap.vht_mcs.rx_mcs_map); 177 int nss, max_nss = link_sta->rx_nss > 3 ? 4 : link_sta->rx_nss; 178 179 for (nss = 0; nss < max_nss; nss++, mcs_map >>= 2) { 180 switch (mcs_map & 0x3) { 181 case IEEE80211_VHT_MCS_SUPPORT_0_9: 182 mcs = GENMASK(9, 0); 183 break; 184 case IEEE80211_VHT_MCS_SUPPORT_0_8: 185 mcs = GENMASK(8, 0); 186 break; 187 case IEEE80211_VHT_MCS_SUPPORT_0_7: 188 mcs = GENMASK(7, 0); 189 break; 190 default: 191 mcs = 0; 192 } 193 194 vht_mcs[nss] = cpu_to_le16(mcs & mask[nss]); 195 } 196 } 197 198 static void 199 mt7996_mcu_set_sta_ht_mcs(struct ieee80211_link_sta *link_sta, 200 u8 *ht_mcs, const u8 *mask) 201 { 202 int nss, max_nss = link_sta->rx_nss > 3 ? 4 : link_sta->rx_nss; 203 204 for (nss = 0; nss < max_nss; nss++) 205 ht_mcs[nss] = link_sta->ht_cap.mcs.rx_mask[nss] & mask[nss]; 206 } 207 208 static int 209 mt7996_mcu_parse_response(struct mt76_dev *mdev, int cmd, 210 struct sk_buff *skb, int seq) 211 { 212 struct mt7996_mcu_rxd *rxd; 213 struct mt7996_mcu_uni_event *event; 214 int mcu_cmd = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); 215 int ret = 0; 216 217 if (!skb) { 218 dev_err(mdev->dev, "Message %08x (seq %d) timeout\n", 219 cmd, seq); 220 return -ETIMEDOUT; 221 } 222 223 rxd = (struct mt7996_mcu_rxd *)skb->data; 224 if (seq != rxd->seq) 225 return -EAGAIN; 226 227 if (cmd == MCU_CMD(PATCH_SEM_CONTROL)) { 228 skb_pull(skb, sizeof(*rxd) - 4); 229 ret = *skb->data; 230 } else if ((rxd->option & MCU_UNI_CMD_EVENT) && 231 rxd->eid == MCU_UNI_EVENT_RESULT) { 232 skb_pull(skb, sizeof(*rxd)); 233 event = (struct mt7996_mcu_uni_event *)skb->data; 234 ret = le32_to_cpu(event->status); 235 /* skip invalid event */ 236 if (mcu_cmd != event->cid) 237 ret = -EAGAIN; 238 } else { 239 skb_pull(skb, sizeof(struct mt7996_mcu_rxd)); 240 } 241 242 return ret; 243 } 244 245 static int 246 mt7996_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb, 247 int cmd, int *wait_seq) 248 { 249 struct mt7996_dev *dev = container_of(mdev, struct mt7996_dev, mt76); 250 int txd_len, mcu_cmd = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); 251 struct mt76_connac2_mcu_uni_txd *uni_txd; 252 struct mt76_connac2_mcu_txd *mcu_txd; 253 enum mt76_mcuq_id qid; 254 __le32 *txd; 255 u32 val; 256 u8 seq; 257 258 mdev->mcu.timeout = 20 * HZ; 259 260 seq = ++dev->mt76.mcu.msg_seq & 0xf; 261 if (!seq) 262 seq = ++dev->mt76.mcu.msg_seq & 0xf; 263 264 if (cmd == MCU_CMD(FW_SCATTER)) { 265 qid = MT_MCUQ_FWDL; 266 goto exit; 267 } 268 269 txd_len = cmd & __MCU_CMD_FIELD_UNI ? sizeof(*uni_txd) : sizeof(*mcu_txd); 270 txd = (__le32 *)skb_push(skb, txd_len); 271 if (test_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state) && mt7996_has_wa(dev)) 272 qid = MT_MCUQ_WA; 273 else 274 qid = MT_MCUQ_WM; 275 276 val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len) | 277 FIELD_PREP(MT_TXD0_PKT_FMT, MT_TX_TYPE_CMD) | 278 FIELD_PREP(MT_TXD0_Q_IDX, MT_TX_MCU_PORT_RX_Q0); 279 txd[0] = cpu_to_le32(val); 280 281 val = FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_CMD); 282 txd[1] = cpu_to_le32(val); 283 284 if (cmd & __MCU_CMD_FIELD_UNI) { 285 uni_txd = (struct mt76_connac2_mcu_uni_txd *)txd; 286 uni_txd->len = cpu_to_le16(skb->len - sizeof(uni_txd->txd)); 287 uni_txd->cid = cpu_to_le16(mcu_cmd); 288 uni_txd->s2d_index = MCU_S2D_H2CN; 289 uni_txd->pkt_type = MCU_PKT_ID; 290 uni_txd->seq = seq; 291 292 if (cmd & __MCU_CMD_FIELD_QUERY) 293 uni_txd->option = MCU_CMD_UNI_QUERY_ACK; 294 else 295 uni_txd->option = MCU_CMD_UNI_EXT_ACK; 296 297 if ((cmd & __MCU_CMD_FIELD_WA) && (cmd & __MCU_CMD_FIELD_WM)) 298 uni_txd->s2d_index = MCU_S2D_H2CN; 299 else if (cmd & __MCU_CMD_FIELD_WA) 300 uni_txd->s2d_index = MCU_S2D_H2C; 301 else if (cmd & __MCU_CMD_FIELD_WM) 302 uni_txd->s2d_index = MCU_S2D_H2N; 303 304 goto exit; 305 } 306 307 mcu_txd = (struct mt76_connac2_mcu_txd *)txd; 308 mcu_txd->len = cpu_to_le16(skb->len - sizeof(mcu_txd->txd)); 309 mcu_txd->pq_id = cpu_to_le16(MCU_PQ_ID(MT_TX_PORT_IDX_MCU, 310 MT_TX_MCU_PORT_RX_Q0)); 311 mcu_txd->pkt_type = MCU_PKT_ID; 312 mcu_txd->seq = seq; 313 314 mcu_txd->cid = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); 315 mcu_txd->set_query = MCU_Q_NA; 316 mcu_txd->ext_cid = FIELD_GET(__MCU_CMD_FIELD_EXT_ID, cmd); 317 if (mcu_txd->ext_cid) { 318 mcu_txd->ext_cid_ack = 1; 319 320 if (cmd & __MCU_CMD_FIELD_QUERY) 321 mcu_txd->set_query = MCU_Q_QUERY; 322 else 323 mcu_txd->set_query = MCU_Q_SET; 324 } 325 326 if (cmd & __MCU_CMD_FIELD_WA) 327 mcu_txd->s2d_index = MCU_S2D_H2C; 328 else 329 mcu_txd->s2d_index = MCU_S2D_H2N; 330 331 exit: 332 if (wait_seq) 333 *wait_seq = seq; 334 335 return mt76_tx_queue_skb_raw(dev, mdev->q_mcu[qid], skb, 0); 336 } 337 338 int mt7996_mcu_wa_cmd(struct mt7996_dev *dev, int cmd, u32 a1, u32 a2, u32 a3) 339 { 340 struct { 341 u8 _rsv[4]; 342 343 __le16 tag; 344 __le16 len; 345 __le32 args[3]; 346 } __packed req = { 347 .args = { 348 cpu_to_le32(a1), 349 cpu_to_le32(a2), 350 cpu_to_le32(a3), 351 }, 352 }; 353 354 if (mt7996_has_wa(dev)) 355 return mt76_mcu_send_msg(&dev->mt76, cmd, &req.args, 356 sizeof(req.args), false); 357 358 req.tag = cpu_to_le16(cmd == MCU_WA_PARAM_CMD(QUERY) ? UNI_CMD_SDO_QUERY : 359 UNI_CMD_SDO_SET); 360 req.len = cpu_to_le16(sizeof(req) - 4); 361 362 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_UNI_CMD(SDO), &req, 363 sizeof(req), false); 364 } 365 366 static void 367 mt7996_mcu_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) 368 { 369 if (!vif->bss_conf.csa_active || vif->type == NL80211_IFTYPE_STATION) 370 return; 371 372 ieee80211_csa_finish(vif, 0); 373 } 374 375 static void 376 mt7996_mcu_rx_radar_detected(struct mt7996_dev *dev, struct sk_buff *skb) 377 { 378 struct mt76_phy *mphy = &dev->mt76.phy; 379 struct mt7996_mcu_rdd_report *r; 380 381 r = (struct mt7996_mcu_rdd_report *)skb->data; 382 383 switch (r->rdd_idx) { 384 case MT_RDD_IDX_BAND2: 385 mphy = dev->mt76.phys[MT_BAND2]; 386 break; 387 case MT_RDD_IDX_BAND1: 388 mphy = dev->mt76.phys[MT_BAND1]; 389 break; 390 case MT_RDD_IDX_BACKGROUND: 391 if (!dev->rdd2_phy) 392 return; 393 mphy = dev->rdd2_phy->mt76; 394 break; 395 default: 396 dev_err(dev->mt76.dev, "Unknown RDD idx %d\n", r->rdd_idx); 397 return; 398 } 399 400 if (!mphy) 401 return; 402 403 if (r->rdd_idx == MT_RDD_IDX_BACKGROUND) 404 cfg80211_background_radar_event(mphy->hw->wiphy, 405 &dev->rdd2_chandef, 406 GFP_ATOMIC); 407 else 408 ieee80211_radar_detected(mphy->hw, NULL); 409 dev->hw_pattern++; 410 } 411 412 static void 413 mt7996_mcu_rx_log_message(struct mt7996_dev *dev, struct sk_buff *skb) 414 { 415 #define UNI_EVENT_FW_LOG_FORMAT 0 416 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 417 const char *data = (char *)&rxd[1] + 4, *type; 418 struct tlv *tlv = (struct tlv *)data; 419 int len; 420 421 if (!(rxd->option & MCU_UNI_CMD_EVENT)) { 422 len = skb->len - sizeof(*rxd); 423 data = (char *)&rxd[1]; 424 goto out; 425 } 426 427 if (le16_to_cpu(tlv->tag) != UNI_EVENT_FW_LOG_FORMAT) 428 return; 429 430 data += sizeof(*tlv) + 4; 431 len = le16_to_cpu(tlv->len) - sizeof(*tlv) - 4; 432 433 out: 434 switch (rxd->s2d_index) { 435 case 0: 436 if (mt7996_debugfs_rx_log(dev, data, len)) 437 return; 438 439 type = "WM"; 440 break; 441 case 2: 442 type = "WA"; 443 break; 444 default: 445 type = "unknown"; 446 break; 447 } 448 449 wiphy_info(mt76_hw(dev)->wiphy, "%s: %.*s", type, len, data); 450 } 451 452 static void 453 mt7996_mcu_cca_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) 454 { 455 if (!vif->bss_conf.color_change_active || vif->type == NL80211_IFTYPE_STATION) 456 return; 457 458 ieee80211_color_change_finish(vif, 0); 459 } 460 461 static void 462 mt7996_mcu_ie_countdown(struct mt7996_dev *dev, struct sk_buff *skb) 463 { 464 #define UNI_EVENT_IE_COUNTDOWN_CSA 0 465 #define UNI_EVENT_IE_COUNTDOWN_BCC 1 466 struct header { 467 u8 band; 468 u8 rsv[3]; 469 }; 470 struct mt76_phy *mphy = &dev->mt76.phy; 471 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 472 const char *data = (char *)&rxd[1], *tail; 473 struct header *hdr = (struct header *)data; 474 struct tlv *tlv = (struct tlv *)(data + 4); 475 476 if (hdr->band >= ARRAY_SIZE(dev->mt76.phys)) 477 return; 478 479 if (hdr->band && dev->mt76.phys[hdr->band]) 480 mphy = dev->mt76.phys[hdr->band]; 481 482 tail = skb->data + skb->len; 483 data += sizeof(struct header); 484 while (data + sizeof(struct tlv) < tail && le16_to_cpu(tlv->len)) { 485 switch (le16_to_cpu(tlv->tag)) { 486 case UNI_EVENT_IE_COUNTDOWN_CSA: 487 ieee80211_iterate_active_interfaces_atomic(mphy->hw, 488 IEEE80211_IFACE_ITER_RESUME_ALL, 489 mt7996_mcu_csa_finish, mphy->hw); 490 break; 491 case UNI_EVENT_IE_COUNTDOWN_BCC: 492 ieee80211_iterate_active_interfaces_atomic(mphy->hw, 493 IEEE80211_IFACE_ITER_RESUME_ALL, 494 mt7996_mcu_cca_finish, mphy->hw); 495 break; 496 } 497 498 data += le16_to_cpu(tlv->len); 499 tlv = (struct tlv *)data; 500 } 501 } 502 503 static int 504 mt7996_mcu_update_tx_gi(struct rate_info *rate, struct all_sta_trx_rate *mcu_rate) 505 { 506 switch (mcu_rate->tx_mode) { 507 case MT_PHY_TYPE_CCK: 508 case MT_PHY_TYPE_OFDM: 509 break; 510 case MT_PHY_TYPE_HT: 511 case MT_PHY_TYPE_HT_GF: 512 case MT_PHY_TYPE_VHT: 513 if (mcu_rate->tx_gi) 514 rate->flags |= RATE_INFO_FLAGS_SHORT_GI; 515 else 516 rate->flags &= ~RATE_INFO_FLAGS_SHORT_GI; 517 break; 518 case MT_PHY_TYPE_HE_SU: 519 case MT_PHY_TYPE_HE_EXT_SU: 520 case MT_PHY_TYPE_HE_TB: 521 case MT_PHY_TYPE_HE_MU: 522 if (mcu_rate->tx_gi > NL80211_RATE_INFO_HE_GI_3_2) 523 return -EINVAL; 524 rate->he_gi = mcu_rate->tx_gi; 525 break; 526 case MT_PHY_TYPE_EHT_SU: 527 case MT_PHY_TYPE_EHT_TRIG: 528 case MT_PHY_TYPE_EHT_MU: 529 if (mcu_rate->tx_gi > NL80211_RATE_INFO_EHT_GI_3_2) 530 return -EINVAL; 531 rate->eht_gi = mcu_rate->tx_gi; 532 break; 533 default: 534 return -EINVAL; 535 } 536 537 return 0; 538 } 539 540 static void 541 mt7996_mcu_rx_all_sta_info_event(struct mt7996_dev *dev, struct sk_buff *skb) 542 { 543 struct mt7996_mcu_all_sta_info_event *res; 544 u16 i; 545 546 skb_pull(skb, sizeof(struct mt7996_mcu_rxd)); 547 548 res = (struct mt7996_mcu_all_sta_info_event *)skb->data; 549 550 for (i = 0; i < le16_to_cpu(res->sta_num); i++) { 551 u8 ac; 552 u16 wlan_idx; 553 struct mt76_wcid *wcid; 554 555 switch (le16_to_cpu(res->tag)) { 556 case UNI_ALL_STA_TXRX_RATE: 557 wlan_idx = le16_to_cpu(res->rate[i].wlan_idx); 558 wcid = mt76_wcid_ptr(dev, wlan_idx); 559 560 if (!wcid) 561 break; 562 563 if (mt7996_mcu_update_tx_gi(&wcid->rate, &res->rate[i])) 564 dev_err(dev->mt76.dev, "Failed to update TX GI\n"); 565 break; 566 case UNI_ALL_STA_TXRX_ADM_STAT: 567 wlan_idx = le16_to_cpu(res->adm_stat[i].wlan_idx); 568 wcid = mt76_wcid_ptr(dev, wlan_idx); 569 570 if (!wcid) 571 break; 572 573 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { 574 wcid->stats.tx_bytes += 575 le32_to_cpu(res->adm_stat[i].tx_bytes[ac]); 576 wcid->stats.rx_bytes += 577 le32_to_cpu(res->adm_stat[i].rx_bytes[ac]); 578 } 579 break; 580 case UNI_ALL_STA_TXRX_MSDU_COUNT: 581 wlan_idx = le16_to_cpu(res->msdu_cnt[i].wlan_idx); 582 wcid = mt76_wcid_ptr(dev, wlan_idx); 583 584 if (!wcid) 585 break; 586 587 wcid->stats.tx_packets += 588 le32_to_cpu(res->msdu_cnt[i].tx_msdu_cnt); 589 wcid->stats.rx_packets += 590 le32_to_cpu(res->msdu_cnt[i].rx_msdu_cnt); 591 break; 592 default: 593 break; 594 } 595 } 596 } 597 598 static void 599 mt7996_mcu_rx_thermal_notify(struct mt7996_dev *dev, struct sk_buff *skb) 600 { 601 #define THERMAL_NOTIFY_TAG 0x4 602 #define THERMAL_NOTIFY 0x2 603 struct mt76_phy *mphy = &dev->mt76.phy; 604 struct mt7996_mcu_thermal_notify *n; 605 struct mt7996_phy *phy; 606 607 n = (struct mt7996_mcu_thermal_notify *)skb->data; 608 609 if (le16_to_cpu(n->tag) != THERMAL_NOTIFY_TAG) 610 return; 611 612 if (n->event_id != THERMAL_NOTIFY) 613 return; 614 615 if (n->band_idx > MT_BAND2) 616 return; 617 618 mphy = dev->mt76.phys[n->band_idx]; 619 if (!mphy) 620 return; 621 622 phy = (struct mt7996_phy *)mphy->priv; 623 phy->throttle_state = n->duty_percent; 624 } 625 626 static void 627 mt7996_mcu_rx_ext_event(struct mt7996_dev *dev, struct sk_buff *skb) 628 { 629 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 630 631 switch (rxd->ext_eid) { 632 case MCU_EXT_EVENT_FW_LOG_2_HOST: 633 mt7996_mcu_rx_log_message(dev, skb); 634 break; 635 default: 636 break; 637 } 638 } 639 640 static void 641 mt7996_mcu_rx_unsolicited_event(struct mt7996_dev *dev, struct sk_buff *skb) 642 { 643 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 644 645 switch (rxd->eid) { 646 case MCU_EVENT_EXT: 647 mt7996_mcu_rx_ext_event(dev, skb); 648 break; 649 case MCU_UNI_EVENT_THERMAL: 650 mt7996_mcu_rx_thermal_notify(dev, skb); 651 break; 652 default: 653 break; 654 } 655 dev_kfree_skb(skb); 656 } 657 658 static void 659 mt7996_mcu_wed_rro_event(struct mt7996_dev *dev, struct sk_buff *skb) 660 { 661 struct mt7996_mcu_wed_rro_event *event = (void *)skb->data; 662 663 if (!dev->has_rro) 664 return; 665 666 skb_pull(skb, sizeof(struct mt7996_mcu_rxd) + 4); 667 668 switch (le16_to_cpu(event->tag)) { 669 case UNI_WED_RRO_BA_SESSION_STATUS: { 670 struct mt7996_mcu_wed_rro_ba_event *e; 671 672 while (skb->len >= sizeof(*e)) { 673 struct mt76_rx_tid *tid; 674 struct mt76_wcid *wcid; 675 u16 idx; 676 677 e = (void *)skb->data; 678 idx = le16_to_cpu(e->wlan_id); 679 wcid = mt76_wcid_ptr(dev, idx); 680 if (!wcid || !wcid->sta) 681 break; 682 683 if (e->tid >= ARRAY_SIZE(wcid->aggr)) 684 break; 685 686 tid = rcu_dereference(wcid->aggr[e->tid]); 687 if (!tid) 688 break; 689 690 tid->id = le16_to_cpu(e->id); 691 skb_pull(skb, sizeof(*e)); 692 } 693 break; 694 } 695 case UNI_WED_RRO_BA_SESSION_DELETE: { 696 struct mt7996_mcu_wed_rro_ba_delete_event *e; 697 698 while (skb->len >= sizeof(*e)) { 699 struct mt7996_wed_rro_session_id *session; 700 701 e = (void *)skb->data; 702 session = kzalloc(sizeof(*session), GFP_ATOMIC); 703 if (!session) 704 break; 705 706 session->id = le16_to_cpu(e->session_id); 707 708 spin_lock_bh(&dev->wed_rro.lock); 709 list_add_tail(&session->list, &dev->wed_rro.poll_list); 710 spin_unlock_bh(&dev->wed_rro.lock); 711 712 ieee80211_queue_work(mt76_hw(dev), &dev->wed_rro.work); 713 skb_pull(skb, sizeof(*e)); 714 } 715 break; 716 } 717 default: 718 break; 719 } 720 } 721 722 static void 723 mt7996_mcu_uni_rx_unsolicited_event(struct mt7996_dev *dev, struct sk_buff *skb) 724 { 725 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 726 727 switch (rxd->eid) { 728 case MCU_UNI_EVENT_FW_LOG_2_HOST: 729 mt7996_mcu_rx_log_message(dev, skb); 730 break; 731 case MCU_UNI_EVENT_IE_COUNTDOWN: 732 mt7996_mcu_ie_countdown(dev, skb); 733 break; 734 case MCU_UNI_EVENT_RDD_REPORT: 735 mt7996_mcu_rx_radar_detected(dev, skb); 736 break; 737 case MCU_UNI_EVENT_ALL_STA_INFO: 738 mt7996_mcu_rx_all_sta_info_event(dev, skb); 739 break; 740 case MCU_UNI_EVENT_WED_RRO: 741 mt7996_mcu_wed_rro_event(dev, skb); 742 break; 743 default: 744 break; 745 } 746 dev_kfree_skb(skb); 747 } 748 749 void mt7996_mcu_rx_event(struct mt7996_dev *dev, struct sk_buff *skb) 750 { 751 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 752 753 if (rxd->option & MCU_UNI_CMD_UNSOLICITED_EVENT) { 754 mt7996_mcu_uni_rx_unsolicited_event(dev, skb); 755 return; 756 } 757 758 /* WA still uses legacy event*/ 759 if (rxd->ext_eid == MCU_EXT_EVENT_FW_LOG_2_HOST || 760 !rxd->seq) 761 mt7996_mcu_rx_unsolicited_event(dev, skb); 762 else 763 mt76_mcu_rx_event(&dev->mt76, skb); 764 } 765 766 static struct tlv * 767 mt7996_mcu_add_uni_tlv(struct sk_buff *skb, u16 tag, u16 len) 768 { 769 struct tlv *ptlv = skb_put_zero(skb, len); 770 771 ptlv->tag = cpu_to_le16(tag); 772 ptlv->len = cpu_to_le16(len); 773 774 return ptlv; 775 } 776 777 static void 778 mt7996_mcu_bss_rfch_tlv(struct sk_buff *skb, struct mt7996_phy *phy) 779 { 780 static const u8 rlm_ch_band[] = { 781 [NL80211_BAND_2GHZ] = 1, 782 [NL80211_BAND_5GHZ] = 2, 783 [NL80211_BAND_6GHZ] = 3, 784 }; 785 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 786 struct bss_rlm_tlv *ch; 787 struct tlv *tlv; 788 int freq1 = chandef->center_freq1; 789 790 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_RLM, sizeof(*ch)); 791 792 ch = (struct bss_rlm_tlv *)tlv; 793 ch->control_channel = chandef->chan->hw_value; 794 ch->center_chan = ieee80211_frequency_to_channel(freq1); 795 ch->bw = mt76_connac_chan_bw(chandef); 796 ch->tx_streams = hweight8(phy->mt76->antenna_mask); 797 ch->rx_streams = hweight8(phy->mt76->antenna_mask); 798 ch->band = rlm_ch_band[chandef->chan->band]; 799 800 if (chandef->width == NL80211_CHAN_WIDTH_80P80) { 801 int freq2 = chandef->center_freq2; 802 803 ch->center_chan2 = ieee80211_frequency_to_channel(freq2); 804 } 805 } 806 807 static void 808 mt7996_mcu_bss_ra_tlv(struct sk_buff *skb, struct mt7996_phy *phy) 809 { 810 struct bss_ra_tlv *ra; 811 struct tlv *tlv; 812 813 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_RA, sizeof(*ra)); 814 815 ra = (struct bss_ra_tlv *)tlv; 816 ra->short_preamble = true; 817 } 818 819 static void 820 mt7996_mcu_bss_he_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 821 struct ieee80211_bss_conf *link_conf, 822 struct mt7996_phy *phy) 823 { 824 #define DEFAULT_HE_PE_DURATION 4 825 #define DEFAULT_HE_DURATION_RTS_THRES 1023 826 const struct ieee80211_sta_he_cap *cap; 827 struct bss_info_uni_he *he; 828 struct tlv *tlv; 829 830 cap = mt76_connac_get_he_phy_cap(phy->mt76, vif); 831 832 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_HE_BASIC, sizeof(*he)); 833 834 he = (struct bss_info_uni_he *)tlv; 835 he->he_pe_duration = link_conf->htc_trig_based_pkt_ext; 836 if (!he->he_pe_duration) 837 he->he_pe_duration = DEFAULT_HE_PE_DURATION; 838 839 he->he_rts_thres = cpu_to_le16(link_conf->frame_time_rts_th); 840 if (!he->he_rts_thres) 841 he->he_rts_thres = cpu_to_le16(DEFAULT_HE_DURATION_RTS_THRES); 842 843 he->max_nss_mcs[CMD_HE_MCS_BW80] = cap->he_mcs_nss_supp.tx_mcs_80; 844 he->max_nss_mcs[CMD_HE_MCS_BW160] = cap->he_mcs_nss_supp.tx_mcs_160; 845 he->max_nss_mcs[CMD_HE_MCS_BW8080] = cap->he_mcs_nss_supp.tx_mcs_80p80; 846 } 847 848 static void 849 mt7996_mcu_bss_mbssid_tlv(struct sk_buff *skb, struct ieee80211_bss_conf *link_conf, 850 bool enable) 851 { 852 struct bss_info_uni_mbssid *mbssid; 853 struct tlv *tlv; 854 855 if (!link_conf->bssid_indicator && enable) 856 return; 857 858 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_11V_MBSSID, sizeof(*mbssid)); 859 860 mbssid = (struct bss_info_uni_mbssid *)tlv; 861 862 if (enable) { 863 mbssid->max_indicator = link_conf->bssid_indicator; 864 mbssid->mbss_idx = link_conf->bssid_index; 865 mbssid->tx_bss_omac_idx = 0; 866 } 867 } 868 869 static void 870 mt7996_mcu_bss_bmc_tlv(struct sk_buff *skb, struct mt76_vif_link *mlink, 871 struct mt7996_phy *phy) 872 { 873 struct bss_rate_tlv *bmc; 874 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 875 enum nl80211_band band = chandef->chan->band; 876 struct tlv *tlv; 877 u8 idx = mlink->mcast_rates_idx ? 878 mlink->mcast_rates_idx : mlink->basic_rates_idx; 879 880 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_RATE, sizeof(*bmc)); 881 882 bmc = (struct bss_rate_tlv *)tlv; 883 884 bmc->short_preamble = (band == NL80211_BAND_2GHZ); 885 bmc->bc_fixed_rate = idx; 886 bmc->mc_fixed_rate = idx; 887 } 888 889 static void 890 mt7996_mcu_bss_txcmd_tlv(struct sk_buff *skb, bool en) 891 { 892 struct bss_txcmd_tlv *txcmd; 893 struct tlv *tlv; 894 895 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_TXCMD, sizeof(*txcmd)); 896 897 txcmd = (struct bss_txcmd_tlv *)tlv; 898 txcmd->txcmd_mode = en; 899 } 900 901 static void 902 mt7996_mcu_bss_mld_tlv(struct sk_buff *skb, struct mt76_vif_link *mlink) 903 { 904 struct bss_mld_tlv *mld; 905 struct tlv *tlv; 906 907 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_MLD, sizeof(*mld)); 908 909 mld = (struct bss_mld_tlv *)tlv; 910 mld->group_mld_id = 0xff; 911 mld->own_mld_id = mlink->idx; 912 mld->remap_idx = 0xff; 913 } 914 915 static void 916 mt7996_mcu_bss_sec_tlv(struct sk_buff *skb, struct mt76_vif_link *mlink) 917 { 918 struct bss_sec_tlv *sec; 919 struct tlv *tlv; 920 921 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_SEC, sizeof(*sec)); 922 923 sec = (struct bss_sec_tlv *)tlv; 924 sec->cipher = mlink->cipher; 925 } 926 927 static int 928 mt7996_mcu_muar_config(struct mt7996_dev *dev, struct mt76_vif_link *mlink, 929 const u8 *addr, bool bssid, bool enable) 930 { 931 #define UNI_MUAR_ENTRY 2 932 u32 idx = mlink->omac_idx - REPEATER_BSSID_START; 933 struct { 934 struct { 935 u8 band; 936 u8 __rsv[3]; 937 } hdr; 938 939 __le16 tag; 940 __le16 len; 941 942 bool smesh; 943 u8 bssid; 944 u8 index; 945 u8 entry_add; 946 u8 addr[ETH_ALEN]; 947 u8 __rsv[2]; 948 } __packed req = { 949 .hdr.band = mlink->band_idx, 950 .tag = cpu_to_le16(UNI_MUAR_ENTRY), 951 .len = cpu_to_le16(sizeof(req) - sizeof(req.hdr)), 952 .smesh = false, 953 .index = idx * 2 + bssid, 954 .entry_add = true, 955 }; 956 957 if (enable) 958 memcpy(req.addr, addr, ETH_ALEN); 959 960 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(REPT_MUAR), &req, 961 sizeof(req), true); 962 } 963 964 static void 965 mt7996_mcu_bss_ifs_timing_tlv(struct sk_buff *skb, struct mt7996_phy *phy) 966 { 967 struct bss_ifs_time_tlv *ifs_time; 968 struct tlv *tlv; 969 bool is_2ghz = phy->mt76->chandef.chan->band == NL80211_BAND_2GHZ; 970 971 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_IFS_TIME, sizeof(*ifs_time)); 972 973 ifs_time = (struct bss_ifs_time_tlv *)tlv; 974 ifs_time->slot_valid = true; 975 ifs_time->sifs_valid = true; 976 ifs_time->rifs_valid = true; 977 ifs_time->eifs_valid = true; 978 979 ifs_time->slot_time = cpu_to_le16(phy->slottime); 980 ifs_time->sifs_time = cpu_to_le16(10); 981 ifs_time->rifs_time = cpu_to_le16(2); 982 ifs_time->eifs_time = cpu_to_le16(is_2ghz ? 78 : 84); 983 984 if (is_2ghz) { 985 ifs_time->eifs_cck_valid = true; 986 ifs_time->eifs_cck_time = cpu_to_le16(314); 987 } 988 } 989 990 static int 991 mt7996_mcu_bss_basic_tlv(struct sk_buff *skb, 992 struct ieee80211_vif *vif, 993 struct ieee80211_bss_conf *link_conf, 994 struct mt76_vif_link *mvif, 995 struct mt76_phy *phy, u16 wlan_idx, 996 bool enable) 997 { 998 struct cfg80211_chan_def *chandef = &phy->chandef; 999 struct mt76_connac_bss_basic_tlv *bss; 1000 u32 type = CONNECTION_INFRA_AP; 1001 u16 sta_wlan_idx = wlan_idx; 1002 struct ieee80211_sta *sta; 1003 struct tlv *tlv; 1004 int idx; 1005 1006 switch (vif->type) { 1007 case NL80211_IFTYPE_MESH_POINT: 1008 case NL80211_IFTYPE_AP: 1009 case NL80211_IFTYPE_MONITOR: 1010 break; 1011 case NL80211_IFTYPE_STATION: 1012 if (enable) { 1013 rcu_read_lock(); 1014 sta = ieee80211_find_sta(vif, vif->bss_conf.bssid); 1015 /* TODO: enable BSS_INFO_UAPSD & BSS_INFO_PM */ 1016 if (sta) { 1017 struct mt76_wcid *wcid; 1018 1019 wcid = (struct mt76_wcid *)sta->drv_priv; 1020 sta_wlan_idx = wcid->idx; 1021 } 1022 rcu_read_unlock(); 1023 } 1024 type = CONNECTION_INFRA_STA; 1025 break; 1026 case NL80211_IFTYPE_ADHOC: 1027 type = CONNECTION_IBSS_ADHOC; 1028 break; 1029 default: 1030 WARN_ON(1); 1031 break; 1032 } 1033 1034 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_BASIC, sizeof(*bss)); 1035 1036 bss = (struct mt76_connac_bss_basic_tlv *)tlv; 1037 bss->bcn_interval = cpu_to_le16(link_conf->beacon_int); 1038 bss->dtim_period = link_conf->dtim_period; 1039 bss->bmc_tx_wlan_idx = cpu_to_le16(wlan_idx); 1040 bss->sta_idx = cpu_to_le16(sta_wlan_idx); 1041 bss->conn_type = cpu_to_le32(type); 1042 bss->omac_idx = mvif->omac_idx; 1043 bss->band_idx = mvif->band_idx; 1044 bss->wmm_idx = mvif->wmm_idx; 1045 bss->conn_state = !enable; 1046 bss->active = enable; 1047 1048 idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx; 1049 bss->hw_bss_idx = idx; 1050 1051 if (vif->type == NL80211_IFTYPE_MONITOR) { 1052 memcpy(bss->bssid, phy->macaddr, ETH_ALEN); 1053 return 0; 1054 } 1055 1056 memcpy(bss->bssid, link_conf->bssid, ETH_ALEN); 1057 bss->bcn_interval = cpu_to_le16(link_conf->beacon_int); 1058 bss->dtim_period = vif->bss_conf.dtim_period; 1059 bss->phymode = mt76_connac_get_phy_mode(phy, vif, 1060 chandef->chan->band, NULL); 1061 bss->phymode_ext = mt76_connac_get_phy_mode_ext(phy, &vif->bss_conf, 1062 chandef->chan->band); 1063 1064 return 0; 1065 } 1066 1067 static struct sk_buff * 1068 __mt7996_mcu_alloc_bss_req(struct mt76_dev *dev, struct mt76_vif_link *mvif, int len) 1069 { 1070 struct bss_req_hdr hdr = { 1071 .bss_idx = mvif->idx, 1072 }; 1073 struct sk_buff *skb; 1074 1075 skb = mt76_mcu_msg_alloc(dev, NULL, len); 1076 if (!skb) 1077 return ERR_PTR(-ENOMEM); 1078 1079 skb_put_data(skb, &hdr, sizeof(hdr)); 1080 1081 return skb; 1082 } 1083 1084 int mt7996_mcu_add_bss_info(struct mt7996_phy *phy, struct ieee80211_vif *vif, 1085 struct ieee80211_bss_conf *link_conf, 1086 struct mt76_vif_link *mlink, 1087 struct mt7996_sta_link *msta_link, int enable) 1088 { 1089 struct mt7996_dev *dev = phy->dev; 1090 struct sk_buff *skb; 1091 1092 if (mlink->omac_idx >= REPEATER_BSSID_START) { 1093 mt7996_mcu_muar_config(dev, mlink, link_conf->addr, false, enable); 1094 mt7996_mcu_muar_config(dev, mlink, link_conf->bssid, true, enable); 1095 } 1096 1097 skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, mlink, 1098 MT7996_BSS_UPDATE_MAX_SIZE); 1099 if (IS_ERR(skb)) 1100 return PTR_ERR(skb); 1101 1102 /* bss_basic must be first */ 1103 mt7996_mcu_bss_basic_tlv(skb, vif, link_conf, mlink, phy->mt76, 1104 msta_link->wcid.idx, enable); 1105 mt7996_mcu_bss_sec_tlv(skb, mlink); 1106 1107 if (vif->type == NL80211_IFTYPE_MONITOR) 1108 goto out; 1109 1110 if (enable) { 1111 mt7996_mcu_bss_rfch_tlv(skb, phy); 1112 mt7996_mcu_bss_bmc_tlv(skb, mlink, phy); 1113 mt7996_mcu_bss_ra_tlv(skb, phy); 1114 mt7996_mcu_bss_txcmd_tlv(skb, true); 1115 mt7996_mcu_bss_ifs_timing_tlv(skb, phy); 1116 1117 if (vif->bss_conf.he_support) 1118 mt7996_mcu_bss_he_tlv(skb, vif, link_conf, phy); 1119 1120 /* this tag is necessary no matter if the vif is MLD */ 1121 mt7996_mcu_bss_mld_tlv(skb, mlink); 1122 } 1123 1124 mt7996_mcu_bss_mbssid_tlv(skb, link_conf, enable); 1125 1126 out: 1127 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1128 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 1129 } 1130 1131 int mt7996_mcu_set_timing(struct mt7996_phy *phy, struct ieee80211_vif *vif, 1132 struct ieee80211_bss_conf *link_conf) 1133 { 1134 struct mt7996_dev *dev = phy->dev; 1135 struct mt76_vif_link *mlink = mt76_vif_conf_link(&dev->mt76, vif, link_conf); 1136 struct sk_buff *skb; 1137 1138 skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, mlink, 1139 MT7996_BSS_UPDATE_MAX_SIZE); 1140 if (IS_ERR(skb)) 1141 return PTR_ERR(skb); 1142 1143 mt7996_mcu_bss_ifs_timing_tlv(skb, phy); 1144 1145 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1146 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 1147 } 1148 1149 static int 1150 mt7996_mcu_sta_ba(struct mt7996_dev *dev, struct mt76_vif_link *mvif, 1151 struct ieee80211_ampdu_params *params, 1152 bool enable, bool tx) 1153 { 1154 struct mt76_wcid *wcid = (struct mt76_wcid *)params->sta->drv_priv; 1155 struct sta_rec_ba_uni *ba; 1156 struct sk_buff *skb; 1157 struct tlv *tlv; 1158 1159 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, mvif, wcid, 1160 MT7996_STA_UPDATE_MAX_SIZE); 1161 if (IS_ERR(skb)) 1162 return PTR_ERR(skb); 1163 1164 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BA, sizeof(*ba)); 1165 1166 ba = (struct sta_rec_ba_uni *)tlv; 1167 ba->ba_type = tx ? MT_BA_TYPE_ORIGINATOR : MT_BA_TYPE_RECIPIENT; 1168 ba->winsize = cpu_to_le16(params->buf_size); 1169 ba->ssn = cpu_to_le16(params->ssn); 1170 ba->ba_en = enable << params->tid; 1171 ba->amsdu = params->amsdu; 1172 ba->tid = params->tid; 1173 ba->ba_rdd_rro = !tx && enable && dev->has_rro; 1174 1175 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1176 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 1177 } 1178 1179 /** starec & wtbl **/ 1180 int mt7996_mcu_add_tx_ba(struct mt7996_dev *dev, 1181 struct ieee80211_ampdu_params *params, 1182 struct mt7996_vif_link *link, 1183 struct mt7996_sta_link *msta_link, bool enable) 1184 { 1185 if (enable && !params->amsdu) 1186 msta_link->wcid.amsdu = false; 1187 1188 return mt7996_mcu_sta_ba(dev, &link->mt76, params, enable, true); 1189 } 1190 1191 int mt7996_mcu_add_rx_ba(struct mt7996_dev *dev, 1192 struct ieee80211_ampdu_params *params, 1193 struct mt7996_vif_link *link, bool enable) 1194 { 1195 return mt7996_mcu_sta_ba(dev, &link->mt76, params, enable, false); 1196 } 1197 1198 static void 1199 mt7996_mcu_sta_he_tlv(struct sk_buff *skb, 1200 struct ieee80211_link_sta *link_sta, 1201 struct mt7996_vif_link *link) 1202 { 1203 struct ieee80211_he_cap_elem *elem = &link_sta->he_cap.he_cap_elem; 1204 struct ieee80211_he_mcs_nss_supp mcs_map; 1205 struct sta_rec_he_v2 *he; 1206 struct tlv *tlv; 1207 int i = 0; 1208 1209 if (!link_sta->he_cap.has_he) 1210 return; 1211 1212 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE_V2, sizeof(*he)); 1213 1214 he = (struct sta_rec_he_v2 *)tlv; 1215 for (i = 0; i < 11; i++) { 1216 if (i < 6) 1217 he->he_mac_cap[i] = elem->mac_cap_info[i]; 1218 he->he_phy_cap[i] = elem->phy_cap_info[i]; 1219 } 1220 1221 mcs_map = link_sta->he_cap.he_mcs_nss_supp; 1222 switch (link_sta->bandwidth) { 1223 case IEEE80211_STA_RX_BW_160: 1224 if (elem->phy_cap_info[0] & 1225 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) 1226 mt7996_mcu_set_sta_he_mcs(link_sta, link, 1227 &he->max_nss_mcs[CMD_HE_MCS_BW8080], 1228 le16_to_cpu(mcs_map.rx_mcs_80p80)); 1229 1230 mt7996_mcu_set_sta_he_mcs(link_sta, link, 1231 &he->max_nss_mcs[CMD_HE_MCS_BW160], 1232 le16_to_cpu(mcs_map.rx_mcs_160)); 1233 fallthrough; 1234 default: 1235 mt7996_mcu_set_sta_he_mcs(link_sta, link, 1236 &he->max_nss_mcs[CMD_HE_MCS_BW80], 1237 le16_to_cpu(mcs_map.rx_mcs_80)); 1238 break; 1239 } 1240 1241 he->pkt_ext = 2; 1242 } 1243 1244 static void 1245 mt7996_mcu_sta_he_6g_tlv(struct sk_buff *skb, 1246 struct ieee80211_link_sta *link_sta) 1247 { 1248 struct sta_rec_he_6g_capa *he_6g; 1249 struct tlv *tlv; 1250 1251 if (!link_sta->he_6ghz_capa.capa) 1252 return; 1253 1254 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE_6G, sizeof(*he_6g)); 1255 1256 he_6g = (struct sta_rec_he_6g_capa *)tlv; 1257 he_6g->capa = link_sta->he_6ghz_capa.capa; 1258 } 1259 1260 static void 1261 mt7996_mcu_sta_eht_tlv(struct sk_buff *skb, 1262 struct ieee80211_link_sta *link_sta) 1263 { 1264 struct mt7996_sta *msta = (struct mt7996_sta *)link_sta->sta->drv_priv; 1265 struct ieee80211_vif *vif = container_of((void *)msta->vif, 1266 struct ieee80211_vif, drv_priv); 1267 struct ieee80211_eht_mcs_nss_supp *mcs_map; 1268 struct ieee80211_eht_cap_elem_fixed *elem; 1269 struct sta_rec_eht *eht; 1270 struct tlv *tlv; 1271 1272 if (!link_sta->eht_cap.has_eht) 1273 return; 1274 1275 mcs_map = &link_sta->eht_cap.eht_mcs_nss_supp; 1276 elem = &link_sta->eht_cap.eht_cap_elem; 1277 1278 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_EHT, sizeof(*eht)); 1279 1280 eht = (struct sta_rec_eht *)tlv; 1281 eht->tid_bitmap = 0xff; 1282 eht->mac_cap = cpu_to_le16(*(u16 *)elem->mac_cap_info); 1283 eht->phy_cap = cpu_to_le64(*(u64 *)elem->phy_cap_info); 1284 eht->phy_cap_ext = cpu_to_le64(elem->phy_cap_info[8]); 1285 1286 if (vif->type != NL80211_IFTYPE_STATION && 1287 (link_sta->he_cap.he_cap_elem.phy_cap_info[0] & 1288 (IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G | 1289 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G | 1290 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G | 1291 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)) == 0) { 1292 memcpy(eht->mcs_map_bw20, &mcs_map->only_20mhz, 1293 sizeof(eht->mcs_map_bw20)); 1294 return; 1295 } 1296 1297 memcpy(eht->mcs_map_bw80, &mcs_map->bw._80, sizeof(eht->mcs_map_bw80)); 1298 memcpy(eht->mcs_map_bw160, &mcs_map->bw._160, sizeof(eht->mcs_map_bw160)); 1299 memcpy(eht->mcs_map_bw320, &mcs_map->bw._320, sizeof(eht->mcs_map_bw320)); 1300 } 1301 1302 static void 1303 mt7996_mcu_sta_ht_tlv(struct sk_buff *skb, struct ieee80211_link_sta *link_sta) 1304 { 1305 struct sta_rec_ht_uni *ht; 1306 struct tlv *tlv; 1307 1308 if (!link_sta->ht_cap.ht_supported) 1309 return; 1310 1311 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht)); 1312 1313 ht = (struct sta_rec_ht_uni *)tlv; 1314 ht->ht_cap = cpu_to_le16(link_sta->ht_cap.cap); 1315 ht->ampdu_param = u8_encode_bits(link_sta->ht_cap.ampdu_factor, 1316 IEEE80211_HT_AMPDU_PARM_FACTOR) | 1317 u8_encode_bits(link_sta->ht_cap.ampdu_density, 1318 IEEE80211_HT_AMPDU_PARM_DENSITY); 1319 } 1320 1321 static void 1322 mt7996_mcu_sta_vht_tlv(struct sk_buff *skb, struct ieee80211_link_sta *link_sta) 1323 { 1324 struct sta_rec_vht *vht; 1325 struct tlv *tlv; 1326 1327 /* For 6G band, this tlv is necessary to let hw work normally */ 1328 if (!link_sta->he_6ghz_capa.capa && !link_sta->vht_cap.vht_supported) 1329 return; 1330 1331 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_VHT, sizeof(*vht)); 1332 1333 vht = (struct sta_rec_vht *)tlv; 1334 vht->vht_cap = cpu_to_le32(link_sta->vht_cap.cap); 1335 vht->vht_rx_mcs_map = link_sta->vht_cap.vht_mcs.rx_mcs_map; 1336 vht->vht_tx_mcs_map = link_sta->vht_cap.vht_mcs.tx_mcs_map; 1337 } 1338 1339 static void 1340 mt7996_mcu_sta_amsdu_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1341 struct ieee80211_vif *vif, 1342 struct ieee80211_link_sta *link_sta, 1343 struct mt7996_sta_link *msta_link) 1344 { 1345 struct sta_rec_amsdu *amsdu; 1346 struct tlv *tlv; 1347 1348 if (vif->type != NL80211_IFTYPE_STATION && 1349 vif->type != NL80211_IFTYPE_MESH_POINT && 1350 vif->type != NL80211_IFTYPE_AP) 1351 return; 1352 1353 if (!link_sta->agg.max_amsdu_len) 1354 return; 1355 1356 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HW_AMSDU, sizeof(*amsdu)); 1357 amsdu = (struct sta_rec_amsdu *)tlv; 1358 amsdu->max_amsdu_num = 8; 1359 amsdu->amsdu_en = true; 1360 msta_link->wcid.amsdu = true; 1361 1362 switch (link_sta->agg.max_amsdu_len) { 1363 case IEEE80211_MAX_MPDU_LEN_VHT_11454: 1364 amsdu->max_mpdu_size = 1365 IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454; 1366 return; 1367 case IEEE80211_MAX_MPDU_LEN_HT_7935: 1368 case IEEE80211_MAX_MPDU_LEN_VHT_7991: 1369 amsdu->max_mpdu_size = IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991; 1370 return; 1371 default: 1372 amsdu->max_mpdu_size = IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895; 1373 return; 1374 } 1375 } 1376 1377 static void 1378 mt7996_mcu_sta_muru_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1379 struct ieee80211_bss_conf *link_conf, 1380 struct ieee80211_link_sta *link_sta) 1381 { 1382 struct ieee80211_he_cap_elem *elem = &link_sta->he_cap.he_cap_elem; 1383 struct sta_rec_muru *muru; 1384 struct tlv *tlv; 1385 1386 if (link_conf->vif->type != NL80211_IFTYPE_STATION && 1387 link_conf->vif->type != NL80211_IFTYPE_AP) 1388 return; 1389 1390 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_MURU, sizeof(*muru)); 1391 1392 muru = (struct sta_rec_muru *)tlv; 1393 muru->cfg.mimo_dl_en = link_conf->eht_mu_beamformer || 1394 link_conf->he_mu_beamformer || 1395 link_conf->vht_mu_beamformer || 1396 link_conf->vht_mu_beamformee; 1397 muru->cfg.ofdma_dl_en = true; 1398 1399 if (link_sta->vht_cap.vht_supported) 1400 muru->mimo_dl.vht_mu_bfee = 1401 !!(link_sta->vht_cap.cap & IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE); 1402 1403 if (!link_sta->he_cap.has_he) 1404 return; 1405 1406 muru->mimo_dl.partial_bw_dl_mimo = 1407 HE_PHY(CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO, elem->phy_cap_info[6]); 1408 1409 muru->mimo_ul.full_ul_mimo = 1410 HE_PHY(CAP2_UL_MU_FULL_MU_MIMO, elem->phy_cap_info[2]); 1411 muru->mimo_ul.partial_ul_mimo = 1412 HE_PHY(CAP2_UL_MU_PARTIAL_MU_MIMO, elem->phy_cap_info[2]); 1413 1414 muru->ofdma_dl.punc_pream_rx = 1415 HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]); 1416 muru->ofdma_dl.he_20m_in_40m_2g = 1417 HE_PHY(CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G, elem->phy_cap_info[8]); 1418 muru->ofdma_dl.he_20m_in_160m = 1419 HE_PHY(CAP8_20MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]); 1420 muru->ofdma_dl.he_80m_in_160m = 1421 HE_PHY(CAP8_80MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]); 1422 1423 muru->ofdma_ul.t_frame_dur = 1424 HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]); 1425 muru->ofdma_ul.mu_cascading = 1426 HE_MAC(CAP2_MU_CASCADING, elem->mac_cap_info[2]); 1427 muru->ofdma_ul.uo_ra = 1428 HE_MAC(CAP3_OFDMA_RA, elem->mac_cap_info[3]); 1429 muru->ofdma_ul.rx_ctrl_frame_to_mbss = 1430 HE_MAC(CAP3_RX_CTRL_FRAME_TO_MULTIBSS, elem->mac_cap_info[3]); 1431 } 1432 1433 static inline bool 1434 mt7996_is_ebf_supported(struct mt7996_phy *phy, 1435 struct ieee80211_bss_conf *link_conf, 1436 struct ieee80211_link_sta *link_sta, bool bfee) 1437 { 1438 int sts = hweight16(phy->mt76->chainmask); 1439 1440 if (link_conf->vif->type != NL80211_IFTYPE_STATION && 1441 link_conf->vif->type != NL80211_IFTYPE_AP) 1442 return false; 1443 1444 if (!bfee && sts < 2) 1445 return false; 1446 1447 if (link_sta->eht_cap.has_eht) { 1448 struct ieee80211_sta_eht_cap *pc = &link_sta->eht_cap; 1449 struct ieee80211_eht_cap_elem_fixed *pe = &pc->eht_cap_elem; 1450 1451 if (bfee) 1452 return link_conf->eht_su_beamformee && 1453 EHT_PHY(CAP0_SU_BEAMFORMER, pe->phy_cap_info[0]); 1454 else 1455 return link_conf->eht_su_beamformer && 1456 EHT_PHY(CAP0_SU_BEAMFORMEE, pe->phy_cap_info[0]); 1457 } 1458 1459 if (link_sta->he_cap.has_he) { 1460 struct ieee80211_he_cap_elem *pe = &link_sta->he_cap.he_cap_elem; 1461 1462 if (bfee) 1463 return link_conf->he_su_beamformee && 1464 HE_PHY(CAP3_SU_BEAMFORMER, pe->phy_cap_info[3]); 1465 else 1466 return link_conf->he_su_beamformer && 1467 HE_PHY(CAP4_SU_BEAMFORMEE, pe->phy_cap_info[4]); 1468 } 1469 1470 if (link_sta->vht_cap.vht_supported) { 1471 u32 cap = link_sta->vht_cap.cap; 1472 1473 if (bfee) 1474 return link_conf->vht_su_beamformee && 1475 (cap & IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE); 1476 else 1477 return link_conf->vht_su_beamformer && 1478 (cap & IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE); 1479 } 1480 1481 return false; 1482 } 1483 1484 static void 1485 mt7996_mcu_sta_sounding_rate(struct sta_rec_bf *bf, struct mt7996_phy *phy) 1486 { 1487 bf->sounding_phy = MT_PHY_TYPE_OFDM; 1488 bf->ndp_rate = 0; /* mcs0 */ 1489 if (is_mt7996(phy->mt76->dev)) 1490 bf->ndpa_rate = MT7996_CFEND_RATE_DEFAULT; /* ofdm 24m */ 1491 else 1492 bf->ndpa_rate = MT7992_CFEND_RATE_DEFAULT; /* ofdm 6m */ 1493 1494 bf->rept_poll_rate = MT7996_CFEND_RATE_DEFAULT; /* ofdm 24m */ 1495 } 1496 1497 static void 1498 mt7996_mcu_sta_bfer_ht(struct ieee80211_link_sta *link_sta, 1499 struct mt7996_phy *phy, struct sta_rec_bf *bf, 1500 bool explicit) 1501 { 1502 struct ieee80211_mcs_info *mcs = &link_sta->ht_cap.mcs; 1503 u8 n = 0; 1504 1505 bf->tx_mode = MT_PHY_TYPE_HT; 1506 1507 if ((mcs->tx_params & IEEE80211_HT_MCS_TX_RX_DIFF) && 1508 (mcs->tx_params & IEEE80211_HT_MCS_TX_DEFINED)) 1509 n = FIELD_GET(IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK, 1510 mcs->tx_params); 1511 else if (mcs->rx_mask[3]) 1512 n = 3; 1513 else if (mcs->rx_mask[2]) 1514 n = 2; 1515 else if (mcs->rx_mask[1]) 1516 n = 1; 1517 1518 bf->nrow = hweight8(phy->mt76->antenna_mask) - 1; 1519 bf->ncol = min_t(u8, bf->nrow, n); 1520 bf->ibf_ncol = explicit ? min_t(u8, MT7996_IBF_MAX_NC, bf->ncol) : 1521 min_t(u8, MT7996_IBF_MAX_NC, n); 1522 } 1523 1524 static void 1525 mt7996_mcu_sta_bfer_vht(struct ieee80211_link_sta *link_sta, 1526 struct mt7996_phy *phy, struct sta_rec_bf *bf, 1527 bool explicit) 1528 { 1529 struct ieee80211_sta_vht_cap *pc = &link_sta->vht_cap; 1530 struct ieee80211_sta_vht_cap *vc = &phy->mt76->sband_5g.sband.vht_cap; 1531 u16 mcs_map = le16_to_cpu(pc->vht_mcs.rx_mcs_map); 1532 u8 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map); 1533 u8 tx_ant = hweight8(phy->mt76->antenna_mask) - 1; 1534 1535 bf->tx_mode = MT_PHY_TYPE_VHT; 1536 1537 if (explicit) { 1538 u8 sts, snd_dim; 1539 1540 mt7996_mcu_sta_sounding_rate(bf, phy); 1541 1542 sts = FIELD_GET(IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK, 1543 pc->cap); 1544 snd_dim = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, 1545 vc->cap); 1546 bf->nrow = min_t(u8, min_t(u8, snd_dim, sts), tx_ant); 1547 bf->ncol = min_t(u8, nss_mcs, bf->nrow); 1548 bf->ibf_ncol = min_t(u8, MT7996_IBF_MAX_NC, bf->ncol); 1549 1550 if (link_sta->bandwidth == IEEE80211_STA_RX_BW_160) 1551 bf->nrow = 1; 1552 } else { 1553 bf->nrow = tx_ant; 1554 bf->ncol = min_t(u8, nss_mcs, bf->nrow); 1555 bf->ibf_ncol = min_t(u8, MT7996_IBF_MAX_NC, nss_mcs); 1556 1557 if (link_sta->bandwidth == IEEE80211_STA_RX_BW_160) 1558 bf->ibf_nrow = 1; 1559 } 1560 } 1561 1562 static void 1563 mt7996_mcu_sta_bfer_he(struct ieee80211_link_sta *link_sta, 1564 struct ieee80211_vif *vif, struct mt7996_phy *phy, 1565 struct sta_rec_bf *bf, bool explicit) 1566 { 1567 struct ieee80211_sta_he_cap *pc = &link_sta->he_cap; 1568 struct ieee80211_he_cap_elem *pe = &pc->he_cap_elem; 1569 const struct ieee80211_sta_he_cap *vc = 1570 mt76_connac_get_he_phy_cap(phy->mt76, vif); 1571 const struct ieee80211_he_cap_elem *ve = &vc->he_cap_elem; 1572 u16 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_80); 1573 u8 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map); 1574 u8 snd_dim, sts; 1575 1576 if (!vc) 1577 return; 1578 1579 bf->tx_mode = MT_PHY_TYPE_HE_SU; 1580 1581 mt7996_mcu_sta_sounding_rate(bf, phy); 1582 1583 bf->trigger_su = HE_PHY(CAP6_TRIG_SU_BEAMFORMING_FB, 1584 pe->phy_cap_info[6]); 1585 bf->trigger_mu = HE_PHY(CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB, 1586 pe->phy_cap_info[6]); 1587 snd_dim = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, 1588 ve->phy_cap_info[5]); 1589 sts = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK, 1590 pe->phy_cap_info[4]); 1591 bf->nrow = min_t(u8, snd_dim, sts); 1592 bf->ncol = min_t(u8, nss_mcs, bf->nrow); 1593 bf->ibf_ncol = explicit ? min_t(u8, MT7996_IBF_MAX_NC, bf->ncol) : 1594 min_t(u8, MT7996_IBF_MAX_NC, nss_mcs); 1595 1596 if (link_sta->bandwidth != IEEE80211_STA_RX_BW_160) 1597 return; 1598 1599 /* go over for 160MHz and 80p80 */ 1600 if (pe->phy_cap_info[0] & 1601 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) { 1602 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_160); 1603 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map); 1604 1605 bf->ncol_gt_bw80 = nss_mcs; 1606 } 1607 1608 if (pe->phy_cap_info[0] & 1609 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) { 1610 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_80p80); 1611 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map); 1612 1613 if (bf->ncol_gt_bw80) 1614 bf->ncol_gt_bw80 = min_t(u8, bf->ncol_gt_bw80, nss_mcs); 1615 else 1616 bf->ncol_gt_bw80 = nss_mcs; 1617 } 1618 1619 snd_dim = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK, 1620 ve->phy_cap_info[5]); 1621 sts = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK, 1622 pe->phy_cap_info[4]); 1623 1624 bf->nrow_gt_bw80 = min_t(int, snd_dim, sts); 1625 } 1626 1627 static void 1628 mt7996_mcu_sta_bfer_eht(struct ieee80211_link_sta *link_sta, 1629 struct ieee80211_vif *vif, struct mt7996_phy *phy, 1630 struct sta_rec_bf *bf, bool explicit) 1631 { 1632 struct ieee80211_sta_eht_cap *pc = &link_sta->eht_cap; 1633 struct ieee80211_eht_cap_elem_fixed *pe = &pc->eht_cap_elem; 1634 struct ieee80211_eht_mcs_nss_supp *eht_nss = &pc->eht_mcs_nss_supp; 1635 const struct ieee80211_sta_eht_cap *vc = 1636 mt76_connac_get_eht_phy_cap(phy->mt76, vif); 1637 const struct ieee80211_eht_cap_elem_fixed *ve = &vc->eht_cap_elem; 1638 u8 nss_mcs = u8_get_bits(eht_nss->bw._80.rx_tx_mcs9_max_nss, 1639 IEEE80211_EHT_MCS_NSS_RX) - 1; 1640 u8 snd_dim, sts; 1641 1642 bf->tx_mode = MT_PHY_TYPE_EHT_MU; 1643 1644 mt7996_mcu_sta_sounding_rate(bf, phy); 1645 1646 bf->trigger_su = EHT_PHY(CAP3_TRIG_SU_BF_FDBK, pe->phy_cap_info[3]); 1647 bf->trigger_mu = EHT_PHY(CAP3_TRIG_MU_BF_PART_BW_FDBK, pe->phy_cap_info[3]); 1648 snd_dim = EHT_PHY(CAP2_SOUNDING_DIM_80MHZ_MASK, ve->phy_cap_info[2]); 1649 sts = EHT_PHY(CAP0_BEAMFORMEE_SS_80MHZ_MASK, pe->phy_cap_info[0]) + 1650 (EHT_PHY(CAP1_BEAMFORMEE_SS_80MHZ_MASK, pe->phy_cap_info[1]) << 1); 1651 bf->nrow = min_t(u8, snd_dim, sts); 1652 bf->ncol = min_t(u8, nss_mcs, bf->nrow); 1653 bf->ibf_ncol = explicit ? min_t(u8, MT7996_IBF_MAX_NC, bf->ncol) : 1654 min_t(u8, MT7996_IBF_MAX_NC, nss_mcs); 1655 1656 if (link_sta->bandwidth < IEEE80211_STA_RX_BW_160) 1657 return; 1658 1659 switch (link_sta->bandwidth) { 1660 case IEEE80211_STA_RX_BW_160: 1661 snd_dim = EHT_PHY(CAP2_SOUNDING_DIM_160MHZ_MASK, ve->phy_cap_info[2]); 1662 sts = EHT_PHY(CAP1_BEAMFORMEE_SS_160MHZ_MASK, pe->phy_cap_info[1]); 1663 nss_mcs = u8_get_bits(eht_nss->bw._160.rx_tx_mcs9_max_nss, 1664 IEEE80211_EHT_MCS_NSS_RX) - 1; 1665 1666 bf->nrow_gt_bw80 = min_t(u8, snd_dim, sts); 1667 bf->ncol_gt_bw80 = nss_mcs; 1668 break; 1669 case IEEE80211_STA_RX_BW_320: 1670 snd_dim = EHT_PHY(CAP2_SOUNDING_DIM_320MHZ_MASK, ve->phy_cap_info[2]) + 1671 (EHT_PHY(CAP3_SOUNDING_DIM_320MHZ_MASK, 1672 ve->phy_cap_info[3]) << 1); 1673 sts = EHT_PHY(CAP1_BEAMFORMEE_SS_320MHZ_MASK, pe->phy_cap_info[1]); 1674 nss_mcs = u8_get_bits(eht_nss->bw._320.rx_tx_mcs9_max_nss, 1675 IEEE80211_EHT_MCS_NSS_RX) - 1; 1676 1677 bf->nrow_gt_bw80 = min_t(u8, snd_dim, sts) << 4; 1678 bf->ncol_gt_bw80 = nss_mcs << 4; 1679 break; 1680 default: 1681 break; 1682 } 1683 } 1684 1685 static void 1686 mt7996_mcu_sta_bfer_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1687 struct ieee80211_bss_conf *link_conf, 1688 struct ieee80211_link_sta *link_sta, 1689 struct mt7996_vif_link *link) 1690 { 1691 #define EBF_MODE BIT(0) 1692 #define IBF_MODE BIT(1) 1693 #define BF_MAT_ORDER 4 1694 struct ieee80211_vif *vif = link_conf->vif; 1695 struct mt7996_phy *phy = link->phy; 1696 int tx_ant = hweight16(phy->mt76->chainmask) - 1; 1697 struct sta_rec_bf *bf; 1698 struct tlv *tlv; 1699 static const u8 matrix[BF_MAT_ORDER][BF_MAT_ORDER] = { 1700 {0, 0, 0, 0}, 1701 {1, 1, 0, 0}, /* 2x1, 2x2, 2x3, 2x4 */ 1702 {2, 4, 4, 0}, /* 3x1, 3x2, 3x3, 3x4 */ 1703 {3, 5, 6, 0} /* 4x1, 4x2, 4x3, 4x4 */ 1704 }; 1705 bool ebf; 1706 1707 if (!(link_sta->ht_cap.ht_supported || link_sta->he_cap.has_he)) 1708 return; 1709 1710 ebf = mt7996_is_ebf_supported(phy, link_conf, link_sta, false); 1711 if (!ebf && !dev->ibf) 1712 return; 1713 1714 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BF, sizeof(*bf)); 1715 bf = (struct sta_rec_bf *)tlv; 1716 1717 /* he/eht: eBF only, except mt7992 that has 5T on 5GHz also supports iBF 1718 * vht: support eBF and iBF 1719 * ht: iBF only, since mac80211 lacks of eBF support 1720 */ 1721 if (link_sta->eht_cap.has_eht) 1722 mt7996_mcu_sta_bfer_eht(link_sta, vif, link->phy, bf, ebf); 1723 else if (link_sta->he_cap.has_he) 1724 mt7996_mcu_sta_bfer_he(link_sta, vif, link->phy, bf, ebf); 1725 else if (link_sta->vht_cap.vht_supported) 1726 mt7996_mcu_sta_bfer_vht(link_sta, link->phy, bf, ebf); 1727 else if (link_sta->ht_cap.ht_supported) 1728 mt7996_mcu_sta_bfer_ht(link_sta, link->phy, bf, ebf); 1729 else 1730 return; 1731 1732 bf->bf_cap = ebf ? EBF_MODE : (dev->ibf ? IBF_MODE : 0); 1733 if (is_mt7992(&dev->mt76) && tx_ant == 4) 1734 bf->bf_cap |= IBF_MODE; 1735 1736 bf->bw = link_sta->bandwidth; 1737 bf->ibf_dbw = link_sta->bandwidth; 1738 bf->ibf_nrow = tx_ant; 1739 1740 if (link_sta->eht_cap.has_eht || link_sta->he_cap.has_he) 1741 bf->ibf_timeout = is_mt7996(&dev->mt76) ? MT7996_IBF_TIMEOUT : 1742 MT7992_IBF_TIMEOUT; 1743 else if (!ebf && link_sta->bandwidth <= IEEE80211_STA_RX_BW_40 && !bf->ncol) 1744 bf->ibf_timeout = MT7996_IBF_TIMEOUT_LEGACY; 1745 else 1746 bf->ibf_timeout = MT7996_IBF_TIMEOUT; 1747 1748 if (bf->ncol < BF_MAT_ORDER) { 1749 if (ebf) 1750 bf->mem_20m = tx_ant < BF_MAT_ORDER ? 1751 matrix[tx_ant][bf->ncol] : 0; 1752 else 1753 bf->mem_20m = bf->nrow < BF_MAT_ORDER ? 1754 matrix[bf->nrow][bf->ncol] : 0; 1755 } 1756 1757 switch (link_sta->bandwidth) { 1758 case IEEE80211_STA_RX_BW_160: 1759 case IEEE80211_STA_RX_BW_80: 1760 bf->mem_total = bf->mem_20m * 2; 1761 break; 1762 case IEEE80211_STA_RX_BW_40: 1763 bf->mem_total = bf->mem_20m; 1764 break; 1765 case IEEE80211_STA_RX_BW_20: 1766 default: 1767 break; 1768 } 1769 } 1770 1771 static void 1772 mt7996_mcu_sta_bfee_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1773 struct ieee80211_bss_conf *link_conf, 1774 struct ieee80211_link_sta *link_sta, 1775 struct mt7996_vif_link *link) 1776 { 1777 struct mt7996_phy *phy = link->phy; 1778 int tx_ant = hweight8(phy->mt76->antenna_mask) - 1; 1779 struct sta_rec_bfee *bfee; 1780 struct tlv *tlv; 1781 u8 nrow = 0; 1782 1783 if (!(link_sta->vht_cap.vht_supported || link_sta->he_cap.has_he)) 1784 return; 1785 1786 if (!mt7996_is_ebf_supported(phy, link_conf, link_sta, true)) 1787 return; 1788 1789 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BFEE, sizeof(*bfee)); 1790 bfee = (struct sta_rec_bfee *)tlv; 1791 1792 if (link_sta->he_cap.has_he) { 1793 struct ieee80211_he_cap_elem *pe = &link_sta->he_cap.he_cap_elem; 1794 1795 nrow = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, 1796 pe->phy_cap_info[5]); 1797 } else if (link_sta->vht_cap.vht_supported) { 1798 struct ieee80211_sta_vht_cap *pc = &link_sta->vht_cap; 1799 1800 nrow = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, 1801 pc->cap); 1802 } 1803 1804 /* reply with identity matrix to avoid 2x2 BF negative gain */ 1805 bfee->fb_identity_matrix = (nrow == 1 && tx_ant == 2); 1806 } 1807 1808 static void 1809 mt7996_mcu_sta_tx_proc_tlv(struct sk_buff *skb) 1810 { 1811 struct sta_rec_tx_proc *tx_proc; 1812 struct tlv *tlv; 1813 1814 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_TX_PROC, sizeof(*tx_proc)); 1815 1816 tx_proc = (struct sta_rec_tx_proc *)tlv; 1817 tx_proc->flag = cpu_to_le32(0); 1818 } 1819 1820 static void 1821 mt7996_mcu_sta_hdrt_tlv(struct mt7996_dev *dev, struct sk_buff *skb) 1822 { 1823 struct sta_rec_hdrt *hdrt; 1824 struct tlv *tlv; 1825 1826 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HDRT, sizeof(*hdrt)); 1827 1828 hdrt = (struct sta_rec_hdrt *)tlv; 1829 hdrt->hdrt_mode = 1; 1830 } 1831 1832 static void 1833 mt7996_mcu_sta_hdr_trans_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1834 struct ieee80211_vif *vif, struct mt76_wcid *wcid) 1835 { 1836 struct sta_rec_hdr_trans *hdr_trans; 1837 struct tlv *tlv; 1838 1839 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HDR_TRANS, sizeof(*hdr_trans)); 1840 hdr_trans = (struct sta_rec_hdr_trans *)tlv; 1841 hdr_trans->dis_rx_hdr_tran = true; 1842 1843 if (vif->type == NL80211_IFTYPE_STATION) 1844 hdr_trans->to_ds = true; 1845 else 1846 hdr_trans->from_ds = true; 1847 1848 if (!wcid) 1849 return; 1850 1851 hdr_trans->dis_rx_hdr_tran = !test_bit(MT_WCID_FLAG_HDR_TRANS, &wcid->flags); 1852 if (test_bit(MT_WCID_FLAG_4ADDR, &wcid->flags)) { 1853 hdr_trans->to_ds = true; 1854 hdr_trans->from_ds = true; 1855 } 1856 1857 if (vif->type == NL80211_IFTYPE_MESH_POINT) { 1858 hdr_trans->to_ds = true; 1859 hdr_trans->from_ds = true; 1860 hdr_trans->mesh = true; 1861 } 1862 } 1863 1864 static enum mcu_mmps_mode 1865 mt7996_mcu_get_mmps_mode(enum ieee80211_smps_mode smps) 1866 { 1867 switch (smps) { 1868 case IEEE80211_SMPS_OFF: 1869 return MCU_MMPS_DISABLE; 1870 case IEEE80211_SMPS_STATIC: 1871 return MCU_MMPS_STATIC; 1872 case IEEE80211_SMPS_DYNAMIC: 1873 return MCU_MMPS_DYNAMIC; 1874 default: 1875 return MCU_MMPS_DISABLE; 1876 } 1877 } 1878 1879 int mt7996_mcu_set_fixed_rate_ctrl(struct mt7996_dev *dev, 1880 void *data, u16 version) 1881 { 1882 struct ra_fixed_rate *req; 1883 struct uni_header hdr; 1884 struct sk_buff *skb; 1885 struct tlv *tlv; 1886 int len; 1887 1888 len = sizeof(hdr) + sizeof(*req); 1889 1890 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 1891 if (!skb) 1892 return -ENOMEM; 1893 1894 skb_put_data(skb, &hdr, sizeof(hdr)); 1895 1896 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_RA_FIXED_RATE, sizeof(*req)); 1897 req = (struct ra_fixed_rate *)tlv; 1898 req->version = cpu_to_le16(version); 1899 memcpy(&req->rate, data, sizeof(req->rate)); 1900 1901 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1902 MCU_WM_UNI_CMD(RA), true); 1903 } 1904 1905 int mt7996_mcu_set_fixed_field(struct mt7996_dev *dev, struct mt7996_sta *msta, 1906 void *data, u8 link_id, u32 field) 1907 { 1908 struct mt7996_vif *mvif = msta->vif; 1909 struct mt7996_sta_link *msta_link; 1910 struct sta_rec_ra_fixed_uni *ra; 1911 struct sta_phy_uni *phy = data; 1912 struct mt76_vif_link *mlink; 1913 struct sk_buff *skb; 1914 int err = -ENODEV; 1915 struct tlv *tlv; 1916 1917 rcu_read_lock(); 1918 1919 mlink = rcu_dereference(mvif->mt76.link[link_id]); 1920 if (!mlink) 1921 goto error_unlock; 1922 1923 msta_link = rcu_dereference(msta->link[link_id]); 1924 if (!msta_link) 1925 goto error_unlock; 1926 1927 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, mlink, 1928 &msta_link->wcid, 1929 MT7996_STA_UPDATE_MAX_SIZE); 1930 if (IS_ERR(skb)) { 1931 err = PTR_ERR(skb); 1932 goto error_unlock; 1933 } 1934 1935 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_RA_UPDATE, sizeof(*ra)); 1936 ra = (struct sta_rec_ra_fixed_uni *)tlv; 1937 1938 switch (field) { 1939 case RATE_PARAM_AUTO: 1940 break; 1941 case RATE_PARAM_FIXED: 1942 case RATE_PARAM_FIXED_MCS: 1943 case RATE_PARAM_FIXED_GI: 1944 case RATE_PARAM_FIXED_HE_LTF: 1945 if (phy) 1946 ra->phy = *phy; 1947 break; 1948 case RATE_PARAM_MMPS_UPDATE: { 1949 struct ieee80211_sta *sta = wcid_to_sta(&msta_link->wcid); 1950 struct ieee80211_link_sta *link_sta; 1951 1952 link_sta = rcu_dereference(sta->link[link_id]); 1953 if (!link_sta) { 1954 dev_kfree_skb(skb); 1955 goto error_unlock; 1956 } 1957 1958 ra->mmps_mode = mt7996_mcu_get_mmps_mode(link_sta->smps_mode); 1959 break; 1960 } 1961 default: 1962 break; 1963 } 1964 ra->field = cpu_to_le32(field); 1965 1966 rcu_read_unlock(); 1967 1968 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1969 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 1970 error_unlock: 1971 rcu_read_unlock(); 1972 1973 return err; 1974 } 1975 1976 static int 1977 mt7996_mcu_add_rate_ctrl_fixed(struct mt7996_dev *dev, struct mt7996_sta *msta, 1978 struct ieee80211_vif *vif, u8 link_id) 1979 { 1980 struct ieee80211_link_sta *link_sta; 1981 struct cfg80211_bitrate_mask mask; 1982 struct mt7996_sta_link *msta_link; 1983 struct mt7996_vif_link *link; 1984 struct sta_phy_uni phy = {}; 1985 struct ieee80211_sta *sta; 1986 int ret, nrates = 0, idx; 1987 enum nl80211_band band; 1988 bool has_he; 1989 1990 #define __sta_phy_bitrate_mask_check(_mcs, _gi, _ht, _he) \ 1991 do { \ 1992 u8 i, gi = mask.control[band]._gi; \ 1993 gi = (_he) ? gi : gi == NL80211_TXRATE_FORCE_SGI; \ 1994 phy.sgi = gi; \ 1995 phy.he_ltf = mask.control[band].he_ltf; \ 1996 for (i = 0; i < ARRAY_SIZE(mask.control[band]._mcs); i++) { \ 1997 if (!mask.control[band]._mcs[i]) \ 1998 continue; \ 1999 nrates += hweight16(mask.control[band]._mcs[i]); \ 2000 phy.mcs = ffs(mask.control[band]._mcs[i]) - 1; \ 2001 if (_ht) \ 2002 phy.mcs += 8 * i; \ 2003 } \ 2004 } while (0) 2005 2006 rcu_read_lock(); 2007 2008 link = mt7996_vif_link(dev, vif, link_id); 2009 if (!link) 2010 goto error_unlock; 2011 2012 msta_link = rcu_dereference(msta->link[link_id]); 2013 if (!msta_link) 2014 goto error_unlock; 2015 2016 sta = wcid_to_sta(&msta_link->wcid); 2017 link_sta = rcu_dereference(sta->link[link_id]); 2018 if (!link_sta) 2019 goto error_unlock; 2020 2021 band = link->phy->mt76->chandef.chan->band; 2022 has_he = link_sta->he_cap.has_he; 2023 mask = link->bitrate_mask; 2024 idx = msta_link->wcid.idx; 2025 2026 if (has_he) { 2027 __sta_phy_bitrate_mask_check(he_mcs, he_gi, 0, 1); 2028 } else if (link_sta->vht_cap.vht_supported) { 2029 __sta_phy_bitrate_mask_check(vht_mcs, gi, 0, 0); 2030 } else if (link_sta->ht_cap.ht_supported) { 2031 __sta_phy_bitrate_mask_check(ht_mcs, gi, 1, 0); 2032 } else { 2033 nrates = hweight32(mask.control[band].legacy); 2034 phy.mcs = ffs(mask.control[band].legacy) - 1; 2035 } 2036 2037 rcu_read_unlock(); 2038 2039 #undef __sta_phy_bitrate_mask_check 2040 2041 /* fall back to auto rate control */ 2042 if (mask.control[band].gi == NL80211_TXRATE_DEFAULT_GI && 2043 mask.control[band].he_gi == GENMASK(7, 0) && 2044 mask.control[band].he_ltf == GENMASK(7, 0) && 2045 nrates != 1) 2046 return 0; 2047 2048 /* fixed single rate */ 2049 if (nrates == 1) { 2050 ret = mt7996_mcu_set_fixed_field(dev, msta, &phy, link_id, 2051 RATE_PARAM_FIXED_MCS); 2052 if (ret) 2053 return ret; 2054 } 2055 2056 /* fixed GI */ 2057 if (mask.control[band].gi != NL80211_TXRATE_DEFAULT_GI || 2058 mask.control[band].he_gi != GENMASK(7, 0)) { 2059 u32 addr; 2060 2061 /* firmware updates only TXCMD but doesn't take WTBL into 2062 * account, so driver should update here to reflect the 2063 * actual txrate hardware sends out. 2064 */ 2065 addr = mt7996_mac_wtbl_lmac_addr(dev, idx, 7); 2066 if (has_he) 2067 mt76_rmw_field(dev, addr, GENMASK(31, 24), phy.sgi); 2068 else 2069 mt76_rmw_field(dev, addr, GENMASK(15, 12), phy.sgi); 2070 2071 ret = mt7996_mcu_set_fixed_field(dev, msta, &phy, link_id, 2072 RATE_PARAM_FIXED_GI); 2073 if (ret) 2074 return ret; 2075 } 2076 2077 /* fixed HE_LTF */ 2078 if (mask.control[band].he_ltf != GENMASK(7, 0)) { 2079 ret = mt7996_mcu_set_fixed_field(dev, msta, &phy, link_id, 2080 RATE_PARAM_FIXED_HE_LTF); 2081 if (ret) 2082 return ret; 2083 } 2084 2085 return 0; 2086 2087 error_unlock: 2088 rcu_read_unlock(); 2089 2090 return -ENODEV; 2091 } 2092 2093 static void 2094 mt7996_mcu_sta_rate_ctrl_tlv(struct sk_buff *skb, struct mt7996_dev *dev, 2095 struct ieee80211_vif *vif, 2096 struct ieee80211_bss_conf *link_conf, 2097 struct ieee80211_link_sta *link_sta, 2098 struct mt7996_vif_link *link) 2099 { 2100 #define INIT_RCPI 180 2101 struct mt76_phy *mphy = link->phy->mt76; 2102 struct cfg80211_chan_def *chandef = &mphy->chandef; 2103 struct cfg80211_bitrate_mask *mask = &link->bitrate_mask; 2104 u32 cap = link_sta->sta->wme ? STA_CAP_WMM : 0; 2105 enum nl80211_band band = chandef->chan->band; 2106 struct sta_rec_ra_uni *ra; 2107 struct tlv *tlv; 2108 u32 supp_rate = link_sta->supp_rates[band]; 2109 2110 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_RA, sizeof(*ra)); 2111 ra = (struct sta_rec_ra_uni *)tlv; 2112 2113 ra->valid = true; 2114 ra->auto_rate = true; 2115 ra->phy_mode = mt76_connac_get_phy_mode(mphy, vif, band, link_sta); 2116 ra->channel = chandef->chan->hw_value; 2117 ra->bw = (link_sta->bandwidth == IEEE80211_STA_RX_BW_320) ? 2118 CMD_CBW_320MHZ : link_sta->bandwidth; 2119 ra->phy.bw = ra->bw; 2120 ra->mmps_mode = mt7996_mcu_get_mmps_mode(link_sta->smps_mode); 2121 2122 if (supp_rate) { 2123 supp_rate &= mask->control[band].legacy; 2124 ra->rate_len = hweight32(supp_rate); 2125 2126 if (band == NL80211_BAND_2GHZ) { 2127 ra->supp_mode = MODE_CCK; 2128 ra->supp_cck_rate = supp_rate & GENMASK(3, 0); 2129 2130 if (ra->rate_len > 4) { 2131 ra->supp_mode |= MODE_OFDM; 2132 ra->supp_ofdm_rate = supp_rate >> 4; 2133 } 2134 } else { 2135 ra->supp_mode = MODE_OFDM; 2136 ra->supp_ofdm_rate = supp_rate; 2137 } 2138 } 2139 2140 if (link_sta->ht_cap.ht_supported) { 2141 ra->supp_mode |= MODE_HT; 2142 ra->af = link_sta->ht_cap.ampdu_factor; 2143 ra->ht_gf = !!(link_sta->ht_cap.cap & IEEE80211_HT_CAP_GRN_FLD); 2144 2145 cap |= STA_CAP_HT; 2146 if (link_sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20) 2147 cap |= STA_CAP_SGI_20; 2148 if (link_sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40) 2149 cap |= STA_CAP_SGI_40; 2150 if (link_sta->ht_cap.cap & IEEE80211_HT_CAP_TX_STBC) 2151 cap |= STA_CAP_TX_STBC; 2152 if (link_sta->ht_cap.cap & IEEE80211_HT_CAP_RX_STBC) 2153 cap |= STA_CAP_RX_STBC; 2154 if (link_conf->ht_ldpc && 2155 (link_sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING)) 2156 cap |= STA_CAP_LDPC; 2157 2158 mt7996_mcu_set_sta_ht_mcs(link_sta, ra->ht_mcs, 2159 mask->control[band].ht_mcs); 2160 ra->supp_ht_mcs = *(__le32 *)ra->ht_mcs; 2161 } 2162 2163 if (link_sta->vht_cap.vht_supported) { 2164 u8 af; 2165 2166 ra->supp_mode |= MODE_VHT; 2167 af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK, 2168 link_sta->vht_cap.cap); 2169 ra->af = max_t(u8, ra->af, af); 2170 2171 cap |= STA_CAP_VHT; 2172 if (link_sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80) 2173 cap |= STA_CAP_VHT_SGI_80; 2174 if (link_sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160) 2175 cap |= STA_CAP_VHT_SGI_160; 2176 if (link_sta->vht_cap.cap & IEEE80211_VHT_CAP_TXSTBC) 2177 cap |= STA_CAP_VHT_TX_STBC; 2178 if (link_sta->vht_cap.cap & IEEE80211_VHT_CAP_RXSTBC_1) 2179 cap |= STA_CAP_VHT_RX_STBC; 2180 if ((vif->type != NL80211_IFTYPE_AP || link_conf->vht_ldpc) && 2181 (link_sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC)) 2182 cap |= STA_CAP_VHT_LDPC; 2183 2184 mt7996_mcu_set_sta_vht_mcs(link_sta, ra->supp_vht_mcs, 2185 mask->control[band].vht_mcs); 2186 } 2187 2188 if (link_sta->he_cap.has_he) { 2189 ra->supp_mode |= MODE_HE; 2190 cap |= STA_CAP_HE; 2191 2192 if (link_sta->he_6ghz_capa.capa) 2193 ra->af = le16_get_bits(link_sta->he_6ghz_capa.capa, 2194 IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP); 2195 } 2196 ra->sta_cap = cpu_to_le32(cap); 2197 2198 memset(ra->rx_rcpi, INIT_RCPI, sizeof(ra->rx_rcpi)); 2199 } 2200 2201 int mt7996_mcu_add_rate_ctrl(struct mt7996_dev *dev, struct mt7996_sta *msta, 2202 struct ieee80211_vif *vif, u8 link_id, 2203 bool changed) 2204 { 2205 struct ieee80211_bss_conf *link_conf; 2206 struct ieee80211_link_sta *link_sta; 2207 struct mt7996_sta_link *msta_link; 2208 struct mt7996_vif_link *link; 2209 struct ieee80211_sta *sta; 2210 struct sk_buff *skb; 2211 int ret = -ENODEV; 2212 2213 rcu_read_lock(); 2214 2215 link = mt7996_vif_link(dev, vif, link_id); 2216 if (!link) 2217 goto error_unlock; 2218 2219 msta_link = rcu_dereference(msta->link[link_id]); 2220 if (!msta_link) 2221 goto error_unlock; 2222 2223 sta = wcid_to_sta(&msta_link->wcid); 2224 link_sta = rcu_dereference(sta->link[link_id]); 2225 if (!link_sta) 2226 goto error_unlock; 2227 2228 link_conf = rcu_dereference(vif->link_conf[link_id]); 2229 if (!link_conf) 2230 goto error_unlock; 2231 2232 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &link->mt76, 2233 &msta_link->wcid, 2234 MT7996_STA_UPDATE_MAX_SIZE); 2235 if (IS_ERR(skb)) { 2236 ret = PTR_ERR(skb); 2237 goto error_unlock; 2238 } 2239 2240 /* firmware rc algorithm refers to sta_rec_he for HE control. 2241 * once dev->rc_work changes the settings driver should also 2242 * update sta_rec_he here. 2243 */ 2244 if (changed) 2245 mt7996_mcu_sta_he_tlv(skb, link_sta, link); 2246 2247 /* sta_rec_ra accommodates BW, NSS and only MCS range format 2248 * i.e 0-{7,8,9} for VHT. 2249 */ 2250 mt7996_mcu_sta_rate_ctrl_tlv(skb, dev, vif, link_conf, link_sta, link); 2251 2252 rcu_read_unlock(); 2253 2254 ret = mt76_mcu_skb_send_msg(&dev->mt76, skb, 2255 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 2256 if (ret) 2257 return ret; 2258 2259 return mt7996_mcu_add_rate_ctrl_fixed(dev, msta, vif, link_id); 2260 2261 error_unlock: 2262 rcu_read_unlock(); 2263 2264 return ret; 2265 } 2266 2267 static int 2268 mt7996_mcu_add_group(struct mt7996_dev *dev, struct ieee80211_vif *vif, 2269 struct ieee80211_sta *sta) 2270 { 2271 #define MT_STA_BSS_GROUP 1 2272 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 2273 struct mt7996_sta_link *msta_link; 2274 struct mt7996_sta *msta; 2275 struct { 2276 u8 __rsv1[4]; 2277 2278 __le16 tag; 2279 __le16 len; 2280 __le16 wlan_idx; 2281 u8 __rsv2[2]; 2282 __le32 action; 2283 __le32 val; 2284 u8 __rsv3[8]; 2285 } __packed req = { 2286 .tag = cpu_to_le16(UNI_VOW_DRR_CTRL), 2287 .len = cpu_to_le16(sizeof(req) - 4), 2288 .action = cpu_to_le32(MT_STA_BSS_GROUP), 2289 .val = cpu_to_le32(mvif->deflink.mt76.idx % 16), 2290 }; 2291 2292 msta = sta ? (struct mt7996_sta *)sta->drv_priv : NULL; 2293 msta_link = msta ? &msta->deflink : &mvif->deflink.msta_link; 2294 req.wlan_idx = cpu_to_le16(msta_link->wcid.idx); 2295 2296 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(VOW), &req, 2297 sizeof(req), true); 2298 } 2299 2300 static void 2301 mt7996_mcu_sta_mld_setup_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 2302 struct ieee80211_sta *sta) 2303 { 2304 struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; 2305 unsigned long links = sta->valid_links; 2306 unsigned int nlinks = hweight16(links); 2307 struct mld_setup_link *mld_setup_link; 2308 struct sta_rec_mld_setup *mld_setup; 2309 struct mt7996_sta_link *msta_link; 2310 struct ieee80211_vif *vif; 2311 unsigned int link_id; 2312 struct tlv *tlv; 2313 2314 msta_link = mt76_dereference(msta->link[msta->deflink_id], &dev->mt76); 2315 if (!msta_link) 2316 return; 2317 2318 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_MLD, 2319 sizeof(struct sta_rec_mld_setup) + 2320 sizeof(struct mld_setup_link) * nlinks); 2321 2322 mld_setup = (struct sta_rec_mld_setup *)tlv; 2323 memcpy(mld_setup->mld_addr, sta->addr, ETH_ALEN); 2324 mld_setup->setup_wcid = cpu_to_le16(msta_link->wcid.idx); 2325 mld_setup->primary_id = cpu_to_le16(msta_link->wcid.idx); 2326 2327 if (nlinks > 1) { 2328 link_id = __ffs(links & ~BIT(msta->deflink_id)); 2329 msta_link = mt76_dereference(msta->link[msta->deflink_id], 2330 &dev->mt76); 2331 if (!msta_link) 2332 return; 2333 } 2334 mld_setup->seconed_id = cpu_to_le16(msta_link->wcid.idx); 2335 mld_setup->link_num = nlinks; 2336 2337 vif = container_of((void *)msta->vif, struct ieee80211_vif, drv_priv); 2338 mld_setup_link = (struct mld_setup_link *)mld_setup->link_info; 2339 for_each_set_bit(link_id, &links, IEEE80211_MLD_MAX_NUM_LINKS) { 2340 struct mt7996_vif_link *link; 2341 2342 msta_link = mt76_dereference(msta->link[link_id], &dev->mt76); 2343 if (!msta_link) 2344 continue; 2345 2346 link = mt7996_vif_link(dev, vif, link_id); 2347 if (!link) 2348 continue; 2349 2350 mld_setup_link->wcid = cpu_to_le16(msta_link->wcid.idx); 2351 mld_setup_link->bss_idx = link->mt76.idx; 2352 mld_setup_link++; 2353 } 2354 } 2355 2356 static void 2357 mt7996_mcu_sta_eht_mld_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 2358 struct ieee80211_sta *sta) 2359 { 2360 struct sta_rec_eht_mld *eht_mld; 2361 struct tlv *tlv; 2362 int i; 2363 2364 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_EHT_MLD, sizeof(*eht_mld)); 2365 eht_mld = (struct sta_rec_eht_mld *)tlv; 2366 2367 for (i = 0; i < ARRAY_SIZE(eht_mld->str_cap); i++) 2368 eht_mld->str_cap[i] = 0x7; 2369 } 2370 2371 int mt7996_mcu_add_sta(struct mt7996_dev *dev, 2372 struct ieee80211_bss_conf *link_conf, 2373 struct ieee80211_link_sta *link_sta, 2374 struct mt7996_vif_link *link, 2375 struct mt7996_sta_link *msta_link, 2376 int conn_state, bool newly) 2377 { 2378 struct mt76_wcid *wcid = msta_link ? &msta_link->wcid : link->mt76.wcid; 2379 struct ieee80211_sta *sta = link_sta ? link_sta->sta : NULL; 2380 struct sk_buff *skb; 2381 int ret; 2382 2383 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &link->mt76, wcid, 2384 MT7996_STA_UPDATE_MAX_SIZE); 2385 if (IS_ERR(skb)) 2386 return PTR_ERR(skb); 2387 2388 /* starec basic */ 2389 mt76_connac_mcu_sta_basic_tlv(&dev->mt76, skb, link_conf, link_sta, 2390 conn_state, newly); 2391 2392 if (conn_state == CONN_STATE_DISCONNECT) 2393 goto out; 2394 2395 /* starec hdr trans */ 2396 mt7996_mcu_sta_hdr_trans_tlv(dev, skb, link_conf->vif, wcid); 2397 /* starec tx proc */ 2398 mt7996_mcu_sta_tx_proc_tlv(skb); 2399 2400 /* tag order is in accordance with firmware dependency. */ 2401 if (link_sta) { 2402 /* starec hdrt mode */ 2403 mt7996_mcu_sta_hdrt_tlv(dev, skb); 2404 if (conn_state == CONN_STATE_CONNECT) { 2405 /* starec bfer */ 2406 mt7996_mcu_sta_bfer_tlv(dev, skb, link_conf, link_sta, 2407 link); 2408 /* starec bfee */ 2409 mt7996_mcu_sta_bfee_tlv(dev, skb, link_conf, link_sta, 2410 link); 2411 } 2412 /* starec ht */ 2413 mt7996_mcu_sta_ht_tlv(skb, link_sta); 2414 /* starec vht */ 2415 mt7996_mcu_sta_vht_tlv(skb, link_sta); 2416 /* starec uapsd */ 2417 mt76_connac_mcu_sta_uapsd(skb, link_conf->vif, sta); 2418 /* starec amsdu */ 2419 mt7996_mcu_sta_amsdu_tlv(dev, skb, link_conf->vif, link_sta, 2420 msta_link); 2421 /* starec he */ 2422 mt7996_mcu_sta_he_tlv(skb, link_sta, link); 2423 /* starec he 6g*/ 2424 mt7996_mcu_sta_he_6g_tlv(skb, link_sta); 2425 /* starec eht */ 2426 mt7996_mcu_sta_eht_tlv(skb, link_sta); 2427 /* starec muru */ 2428 mt7996_mcu_sta_muru_tlv(dev, skb, link_conf, link_sta); 2429 2430 if (sta->mlo) { 2431 mt7996_mcu_sta_mld_setup_tlv(dev, skb, sta); 2432 mt7996_mcu_sta_eht_mld_tlv(dev, skb, sta); 2433 } 2434 } 2435 2436 ret = mt7996_mcu_add_group(dev, link_conf->vif, sta); 2437 if (ret) { 2438 dev_kfree_skb(skb); 2439 return ret; 2440 } 2441 out: 2442 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 2443 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 2444 } 2445 2446 int mt7996_mcu_teardown_mld_sta(struct mt7996_dev *dev, 2447 struct mt7996_vif_link *link, 2448 struct mt7996_sta_link *msta_link) 2449 { 2450 struct sk_buff *skb; 2451 2452 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &link->mt76, 2453 &msta_link->wcid, 2454 MT7996_STA_UPDATE_MAX_SIZE); 2455 if (IS_ERR(skb)) 2456 return PTR_ERR(skb); 2457 2458 mt76_connac_mcu_add_tlv(skb, STA_REC_MLD_OFF, sizeof(struct tlv)); 2459 2460 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 2461 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 2462 } 2463 2464 static int 2465 mt7996_mcu_sta_key_tlv(struct mt76_wcid *wcid, 2466 struct sk_buff *skb, 2467 struct ieee80211_key_conf *key, 2468 enum set_key_cmd cmd) 2469 { 2470 struct sta_rec_sec_uni *sec; 2471 struct tlv *tlv; 2472 2473 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_KEY_V2, sizeof(*sec)); 2474 sec = (struct sta_rec_sec_uni *)tlv; 2475 sec->add = cmd; 2476 2477 if (cmd == SET_KEY) { 2478 struct sec_key_uni *sec_key; 2479 u8 cipher; 2480 2481 cipher = mt76_connac_mcu_get_cipher(key->cipher); 2482 if (cipher == MCU_CIPHER_NONE) 2483 return -EOPNOTSUPP; 2484 2485 sec_key = &sec->key[0]; 2486 sec_key->wlan_idx = cpu_to_le16(wcid->idx); 2487 sec_key->mgmt_prot = 0; 2488 sec_key->cipher_id = cipher; 2489 sec_key->cipher_len = sizeof(*sec_key); 2490 sec_key->key_id = key->keyidx; 2491 sec_key->key_len = key->keylen; 2492 sec_key->need_resp = 0; 2493 memcpy(sec_key->key, key->key, key->keylen); 2494 2495 if (cipher == MCU_CIPHER_TKIP) { 2496 /* Rx/Tx MIC keys are swapped */ 2497 memcpy(sec_key->key + 16, key->key + 24, 8); 2498 memcpy(sec_key->key + 24, key->key + 16, 8); 2499 } 2500 2501 sec->n_cipher = 1; 2502 } else { 2503 sec->n_cipher = 0; 2504 } 2505 2506 return 0; 2507 } 2508 2509 int mt7996_mcu_add_key(struct mt76_dev *dev, struct ieee80211_vif *vif, 2510 struct ieee80211_key_conf *key, int mcu_cmd, 2511 struct mt76_wcid *wcid, enum set_key_cmd cmd) 2512 { 2513 struct mt76_vif_link *mvif = (struct mt76_vif_link *)vif->drv_priv; 2514 struct sk_buff *skb; 2515 int ret; 2516 2517 skb = __mt76_connac_mcu_alloc_sta_req(dev, mvif, wcid, 2518 MT7996_STA_UPDATE_MAX_SIZE); 2519 if (IS_ERR(skb)) 2520 return PTR_ERR(skb); 2521 2522 ret = mt7996_mcu_sta_key_tlv(wcid, skb, key, cmd); 2523 if (ret) 2524 return ret; 2525 2526 return mt76_mcu_skb_send_msg(dev, skb, mcu_cmd, true); 2527 } 2528 2529 static int mt7996_mcu_get_pn(struct mt7996_dev *dev, 2530 struct mt7996_vif_link *link, 2531 struct mt7996_sta_link *msta_link, u8 *pn) 2532 { 2533 #define TSC_TYPE_BIGTK_PN 2 2534 struct sta_rec_pn_info *pn_info; 2535 struct sk_buff *skb, *rskb; 2536 struct tlv *tlv; 2537 int ret; 2538 2539 skb = mt76_connac_mcu_alloc_sta_req(&dev->mt76, &link->mt76, 2540 &msta_link->wcid); 2541 if (IS_ERR(skb)) 2542 return PTR_ERR(skb); 2543 2544 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_PN_INFO, sizeof(*pn_info)); 2545 pn_info = (struct sta_rec_pn_info *)tlv; 2546 2547 pn_info->tsc_type = TSC_TYPE_BIGTK_PN; 2548 ret = mt76_mcu_skb_send_and_get_msg(&dev->mt76, skb, 2549 MCU_WM_UNI_CMD_QUERY(STA_REC_UPDATE), 2550 true, &rskb); 2551 if (ret) 2552 return ret; 2553 2554 skb_pull(rskb, 4); 2555 2556 pn_info = (struct sta_rec_pn_info *)rskb->data; 2557 if (le16_to_cpu(pn_info->tag) == STA_REC_PN_INFO) 2558 memcpy(pn, pn_info->pn, 6); 2559 2560 dev_kfree_skb(rskb); 2561 return 0; 2562 } 2563 2564 int mt7996_mcu_bcn_prot_enable(struct mt7996_dev *dev, 2565 struct mt7996_vif_link *link, 2566 struct mt7996_sta_link *msta_link, 2567 struct ieee80211_key_conf *key) 2568 { 2569 struct mt7996_mcu_bcn_prot_tlv *bcn_prot; 2570 struct sk_buff *skb; 2571 struct tlv *tlv; 2572 u8 pn[6] = {}; 2573 int len = sizeof(struct bss_req_hdr) + 2574 sizeof(struct mt7996_mcu_bcn_prot_tlv); 2575 int ret; 2576 2577 skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, &link->mt76, len); 2578 if (IS_ERR(skb)) 2579 return PTR_ERR(skb); 2580 2581 tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_BCN_PROT, sizeof(*bcn_prot)); 2582 2583 bcn_prot = (struct mt7996_mcu_bcn_prot_tlv *)tlv; 2584 2585 ret = mt7996_mcu_get_pn(dev, link, msta_link, pn); 2586 if (ret) { 2587 dev_kfree_skb(skb); 2588 return ret; 2589 } 2590 2591 switch (key->cipher) { 2592 case WLAN_CIPHER_SUITE_AES_CMAC: 2593 bcn_prot->cipher_id = MCU_CIPHER_BCN_PROT_CMAC_128; 2594 break; 2595 case WLAN_CIPHER_SUITE_BIP_GMAC_128: 2596 bcn_prot->cipher_id = MCU_CIPHER_BCN_PROT_GMAC_128; 2597 break; 2598 case WLAN_CIPHER_SUITE_BIP_GMAC_256: 2599 bcn_prot->cipher_id = MCU_CIPHER_BCN_PROT_GMAC_256; 2600 break; 2601 case WLAN_CIPHER_SUITE_BIP_CMAC_256: 2602 default: 2603 dev_err(dev->mt76.dev, "Not supported Bigtk Cipher\n"); 2604 dev_kfree_skb(skb); 2605 return -EOPNOTSUPP; 2606 } 2607 2608 pn[0]++; 2609 memcpy(bcn_prot->pn, pn, 6); 2610 bcn_prot->enable = BP_SW_MODE; 2611 memcpy(bcn_prot->key, key->key, WLAN_MAX_KEY_LEN); 2612 bcn_prot->key_id = key->keyidx; 2613 2614 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 2615 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 2616 } 2617 2618 int mt7996_mcu_add_dev_info(struct mt7996_phy *phy, struct ieee80211_vif *vif, 2619 struct ieee80211_bss_conf *link_conf, 2620 struct mt76_vif_link *mlink, bool enable) 2621 { 2622 struct mt7996_dev *dev = phy->dev; 2623 struct { 2624 struct req_hdr { 2625 u8 omac_idx; 2626 u8 band_idx; 2627 u8 __rsv[2]; 2628 } __packed hdr; 2629 struct req_tlv { 2630 __le16 tag; 2631 __le16 len; 2632 u8 active; 2633 u8 __rsv; 2634 u8 omac_addr[ETH_ALEN]; 2635 } __packed tlv; 2636 } data = { 2637 .hdr = { 2638 .omac_idx = mlink->omac_idx, 2639 .band_idx = mlink->band_idx, 2640 }, 2641 .tlv = { 2642 .tag = cpu_to_le16(DEV_INFO_ACTIVE), 2643 .len = cpu_to_le16(sizeof(struct req_tlv)), 2644 .active = enable, 2645 }, 2646 }; 2647 2648 if (mlink->omac_idx >= REPEATER_BSSID_START) 2649 return mt7996_mcu_muar_config(dev, mlink, link_conf->addr, false, enable); 2650 2651 memcpy(data.tlv.omac_addr, link_conf->addr, ETH_ALEN); 2652 return mt76_mcu_send_msg(&dev->mt76, MCU_WMWA_UNI_CMD(DEV_INFO_UPDATE), 2653 &data, sizeof(data), true); 2654 } 2655 2656 static void 2657 mt7996_mcu_beacon_cntdwn(struct sk_buff *rskb, struct sk_buff *skb, 2658 struct ieee80211_mutable_offsets *offs, 2659 bool csa) 2660 { 2661 struct bss_bcn_cntdwn_tlv *info; 2662 struct tlv *tlv; 2663 u16 tag; 2664 2665 if (!offs->cntdwn_counter_offs[0]) 2666 return; 2667 2668 tag = csa ? UNI_BSS_INFO_BCN_CSA : UNI_BSS_INFO_BCN_BCC; 2669 2670 tlv = mt7996_mcu_add_uni_tlv(rskb, tag, sizeof(*info)); 2671 2672 info = (struct bss_bcn_cntdwn_tlv *)tlv; 2673 info->cnt = skb->data[offs->cntdwn_counter_offs[0]]; 2674 } 2675 2676 static void 2677 mt7996_mcu_beacon_mbss(struct sk_buff *rskb, struct sk_buff *skb, 2678 struct bss_bcn_content_tlv *bcn, 2679 struct ieee80211_mutable_offsets *offs) 2680 { 2681 struct bss_bcn_mbss_tlv *mbss; 2682 const struct element *elem; 2683 struct tlv *tlv; 2684 2685 tlv = mt7996_mcu_add_uni_tlv(rskb, UNI_BSS_INFO_BCN_MBSSID, sizeof(*mbss)); 2686 2687 mbss = (struct bss_bcn_mbss_tlv *)tlv; 2688 mbss->offset[0] = cpu_to_le16(offs->tim_offset); 2689 mbss->bitmap = cpu_to_le32(1); 2690 2691 for_each_element_id(elem, WLAN_EID_MULTIPLE_BSSID, 2692 &skb->data[offs->mbssid_off], 2693 skb->len - offs->mbssid_off) { 2694 const struct element *sub_elem; 2695 2696 if (elem->datalen < 2) 2697 continue; 2698 2699 for_each_element(sub_elem, elem->data + 1, elem->datalen - 1) { 2700 const struct ieee80211_bssid_index *idx; 2701 const u8 *idx_ie; 2702 2703 /* not a valid BSS profile */ 2704 if (sub_elem->id || sub_elem->datalen < 4) 2705 continue; 2706 2707 /* Find WLAN_EID_MULTI_BSSID_IDX 2708 * in the merged nontransmitted profile 2709 */ 2710 idx_ie = cfg80211_find_ie(WLAN_EID_MULTI_BSSID_IDX, 2711 sub_elem->data, sub_elem->datalen); 2712 if (!idx_ie || idx_ie[1] < sizeof(*idx)) 2713 continue; 2714 2715 idx = (void *)(idx_ie + 2); 2716 if (!idx->bssid_index || idx->bssid_index > 31) 2717 continue; 2718 2719 mbss->offset[idx->bssid_index] = cpu_to_le16(idx_ie - 2720 skb->data); 2721 mbss->bitmap |= cpu_to_le32(BIT(idx->bssid_index)); 2722 } 2723 } 2724 } 2725 2726 static void 2727 mt7996_mcu_beacon_cont(struct mt7996_dev *dev, 2728 struct ieee80211_bss_conf *link_conf, 2729 struct sk_buff *rskb, struct sk_buff *skb, 2730 struct bss_bcn_content_tlv *bcn, 2731 struct ieee80211_mutable_offsets *offs) 2732 { 2733 struct mt76_wcid *wcid = &dev->mt76.global_wcid; 2734 u8 *buf; 2735 2736 bcn->pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len); 2737 bcn->tim_ie_pos = cpu_to_le16(offs->tim_offset); 2738 2739 if (offs->cntdwn_counter_offs[0]) { 2740 u16 offset = offs->cntdwn_counter_offs[0]; 2741 2742 if (link_conf->csa_active) 2743 bcn->csa_ie_pos = cpu_to_le16(offset - 4); 2744 if (link_conf->color_change_active) 2745 bcn->bcc_ie_pos = cpu_to_le16(offset - 3); 2746 } 2747 2748 buf = (u8 *)bcn + sizeof(*bcn); 2749 mt7996_mac_write_txwi(dev, (__le32 *)buf, skb, wcid, NULL, 0, 0, 2750 BSS_CHANGED_BEACON); 2751 2752 memcpy(buf + MT_TXD_SIZE, skb->data, skb->len); 2753 } 2754 2755 int mt7996_mcu_add_beacon(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 2756 struct ieee80211_bss_conf *link_conf) 2757 { 2758 struct mt7996_dev *dev = mt7996_hw_dev(hw); 2759 struct mt76_vif_link *mlink = mt76_vif_conf_link(&dev->mt76, vif, link_conf); 2760 struct ieee80211_mutable_offsets offs; 2761 struct ieee80211_tx_info *info; 2762 struct sk_buff *skb, *rskb; 2763 struct tlv *tlv; 2764 struct bss_bcn_content_tlv *bcn; 2765 int len, extra_len = 0; 2766 2767 if (link_conf->nontransmitted) 2768 return 0; 2769 2770 if (!mlink) 2771 return -EINVAL; 2772 2773 rskb = __mt7996_mcu_alloc_bss_req(&dev->mt76, mlink, 2774 MT7996_MAX_BSS_OFFLOAD_SIZE); 2775 if (IS_ERR(rskb)) 2776 return PTR_ERR(rskb); 2777 2778 skb = ieee80211_beacon_get_template(hw, vif, &offs, link_conf->link_id); 2779 if (link_conf->enable_beacon && !skb) { 2780 dev_kfree_skb(rskb); 2781 return -EINVAL; 2782 } 2783 2784 if (skb) { 2785 if (skb->len > MT7996_MAX_BEACON_SIZE) { 2786 dev_err(dev->mt76.dev, "Bcn size limit exceed\n"); 2787 dev_kfree_skb(rskb); 2788 dev_kfree_skb(skb); 2789 return -EINVAL; 2790 } 2791 2792 extra_len = skb->len; 2793 } 2794 2795 len = ALIGN(sizeof(*bcn) + MT_TXD_SIZE + extra_len, 4); 2796 tlv = mt7996_mcu_add_uni_tlv(rskb, UNI_BSS_INFO_BCN_CONTENT, len); 2797 bcn = (struct bss_bcn_content_tlv *)tlv; 2798 bcn->enable = link_conf->enable_beacon; 2799 if (!bcn->enable) 2800 goto out; 2801 2802 info = IEEE80211_SKB_CB(skb); 2803 info->hw_queue |= FIELD_PREP(MT_TX_HW_QUEUE_PHY, mlink->band_idx); 2804 2805 mt7996_mcu_beacon_cont(dev, link_conf, rskb, skb, bcn, &offs); 2806 if (link_conf->bssid_indicator) 2807 mt7996_mcu_beacon_mbss(rskb, skb, bcn, &offs); 2808 mt7996_mcu_beacon_cntdwn(rskb, skb, &offs, link_conf->csa_active); 2809 out: 2810 dev_kfree_skb(skb); 2811 return mt76_mcu_skb_send_msg(&dev->mt76, rskb, 2812 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 2813 } 2814 2815 int mt7996_mcu_beacon_inband_discov(struct mt7996_dev *dev, 2816 struct ieee80211_bss_conf *link_conf, 2817 struct mt7996_vif_link *link, u32 changed) 2818 { 2819 #define OFFLOAD_TX_MODE_SU BIT(0) 2820 #define OFFLOAD_TX_MODE_MU BIT(1) 2821 struct ieee80211_vif *vif = link_conf->vif; 2822 struct ieee80211_hw *hw = mt76_hw(dev); 2823 struct mt7996_phy *phy = link->phy; 2824 struct mt76_wcid *wcid = &dev->mt76.global_wcid; 2825 struct bss_inband_discovery_tlv *discov; 2826 struct ieee80211_tx_info *info; 2827 struct sk_buff *rskb, *skb = NULL; 2828 struct cfg80211_chan_def *chandef; 2829 enum nl80211_band band; 2830 struct tlv *tlv; 2831 u8 *buf, interval; 2832 int len; 2833 2834 if (!phy) 2835 return -EINVAL; 2836 2837 chandef = &phy->mt76->chandef; 2838 band = chandef->chan->band; 2839 2840 if (link_conf->nontransmitted) 2841 return 0; 2842 2843 rskb = __mt7996_mcu_alloc_bss_req(&dev->mt76, &link->mt76, 2844 MT7996_MAX_BSS_OFFLOAD_SIZE); 2845 if (IS_ERR(rskb)) 2846 return PTR_ERR(rskb); 2847 2848 if (changed & BSS_CHANGED_FILS_DISCOVERY && 2849 link_conf->fils_discovery.max_interval) { 2850 interval = link_conf->fils_discovery.max_interval; 2851 skb = ieee80211_get_fils_discovery_tmpl(hw, vif); 2852 } else if (changed & BSS_CHANGED_UNSOL_BCAST_PROBE_RESP && 2853 link_conf->unsol_bcast_probe_resp_interval) { 2854 interval = link_conf->unsol_bcast_probe_resp_interval; 2855 skb = ieee80211_get_unsol_bcast_probe_resp_tmpl(hw, vif); 2856 } 2857 2858 if (!skb) { 2859 dev_kfree_skb(rskb); 2860 return -EINVAL; 2861 } 2862 2863 if (skb->len > MT7996_MAX_BEACON_SIZE) { 2864 dev_err(dev->mt76.dev, "inband discovery size limit exceed\n"); 2865 dev_kfree_skb(rskb); 2866 dev_kfree_skb(skb); 2867 return -EINVAL; 2868 } 2869 2870 info = IEEE80211_SKB_CB(skb); 2871 info->control.vif = vif; 2872 info->band = band; 2873 info->hw_queue |= FIELD_PREP(MT_TX_HW_QUEUE_PHY, phy->mt76->band_idx); 2874 2875 len = ALIGN(sizeof(*discov) + MT_TXD_SIZE + skb->len, 4); 2876 tlv = mt7996_mcu_add_uni_tlv(rskb, UNI_BSS_INFO_OFFLOAD, len); 2877 2878 discov = (struct bss_inband_discovery_tlv *)tlv; 2879 discov->tx_mode = OFFLOAD_TX_MODE_SU; 2880 /* 0: UNSOL PROBE RESP, 1: FILS DISCOV */ 2881 discov->tx_type = !!(changed & BSS_CHANGED_FILS_DISCOVERY); 2882 discov->tx_interval = interval; 2883 discov->prob_rsp_len = cpu_to_le16(MT_TXD_SIZE + skb->len); 2884 discov->enable = true; 2885 discov->wcid = cpu_to_le16(MT7996_WTBL_RESERVED); 2886 2887 buf = (u8 *)tlv + sizeof(*discov); 2888 2889 mt7996_mac_write_txwi(dev, (__le32 *)buf, skb, wcid, NULL, 0, 0, changed); 2890 2891 memcpy(buf + MT_TXD_SIZE, skb->data, skb->len); 2892 2893 dev_kfree_skb(skb); 2894 2895 return mt76_mcu_skb_send_msg(&dev->mt76, rskb, 2896 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 2897 } 2898 2899 static int mt7996_driver_own(struct mt7996_dev *dev, u8 band) 2900 { 2901 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(band), MT_TOP_LPCR_HOST_DRV_OWN); 2902 if (!mt76_poll_msec(dev, MT_TOP_LPCR_HOST_BAND(band), 2903 MT_TOP_LPCR_HOST_FW_OWN_STAT, 0, 500)) { 2904 dev_err(dev->mt76.dev, "Timeout for driver own\n"); 2905 return -EIO; 2906 } 2907 2908 /* clear irq when the driver own success */ 2909 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND_IRQ_STAT(band), 2910 MT_TOP_LPCR_HOST_BAND_STAT); 2911 2912 return 0; 2913 } 2914 2915 static u32 mt7996_patch_sec_mode(u32 key_info) 2916 { 2917 u32 sec = u32_get_bits(key_info, MT7996_PATCH_SEC), key = 0; 2918 2919 if (key_info == GENMASK(31, 0) || sec == MT7996_SEC_MODE_PLAIN) 2920 return 0; 2921 2922 if (sec == MT7996_SEC_MODE_AES) 2923 key = u32_get_bits(key_info, MT7996_PATCH_AES_KEY); 2924 else 2925 key = u32_get_bits(key_info, MT7996_PATCH_SCRAMBLE_KEY); 2926 2927 return MT7996_SEC_ENCRYPT | MT7996_SEC_IV | 2928 u32_encode_bits(key, MT7996_SEC_KEY_IDX); 2929 } 2930 2931 static int mt7996_load_patch(struct mt7996_dev *dev) 2932 { 2933 const struct mt7996_patch_hdr *hdr; 2934 const struct firmware *fw = NULL; 2935 int i, ret, sem; 2936 2937 sem = mt76_connac_mcu_patch_sem_ctrl(&dev->mt76, 1); 2938 switch (sem) { 2939 case PATCH_IS_DL: 2940 return 0; 2941 case PATCH_NOT_DL_SEM_SUCCESS: 2942 break; 2943 default: 2944 dev_err(dev->mt76.dev, "Failed to get patch semaphore\n"); 2945 return -EAGAIN; 2946 } 2947 2948 ret = request_firmware(&fw, fw_name(dev, ROM_PATCH), dev->mt76.dev); 2949 if (ret) 2950 goto out; 2951 2952 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 2953 dev_err(dev->mt76.dev, "Invalid firmware\n"); 2954 ret = -EINVAL; 2955 goto out; 2956 } 2957 2958 hdr = (const struct mt7996_patch_hdr *)(fw->data); 2959 2960 dev_info(dev->mt76.dev, "HW/SW Version: 0x%x, Build Time: %.16s\n", 2961 be32_to_cpu(hdr->hw_sw_ver), hdr->build_date); 2962 2963 for (i = 0; i < be32_to_cpu(hdr->desc.n_region); i++) { 2964 struct mt7996_patch_sec *sec; 2965 const u8 *dl; 2966 u32 len, addr, sec_key_idx, mode = DL_MODE_NEED_RSP; 2967 2968 sec = (struct mt7996_patch_sec *)(fw->data + sizeof(*hdr) + 2969 i * sizeof(*sec)); 2970 if ((be32_to_cpu(sec->type) & PATCH_SEC_TYPE_MASK) != 2971 PATCH_SEC_TYPE_INFO) { 2972 ret = -EINVAL; 2973 goto out; 2974 } 2975 2976 addr = be32_to_cpu(sec->info.addr); 2977 len = be32_to_cpu(sec->info.len); 2978 sec_key_idx = be32_to_cpu(sec->info.sec_key_idx); 2979 dl = fw->data + be32_to_cpu(sec->offs); 2980 2981 mode |= mt7996_patch_sec_mode(sec_key_idx); 2982 2983 ret = mt76_connac_mcu_init_download(&dev->mt76, addr, len, 2984 mode); 2985 if (ret) { 2986 dev_err(dev->mt76.dev, "Download request failed\n"); 2987 goto out; 2988 } 2989 2990 ret = __mt76_mcu_send_firmware(&dev->mt76, MCU_CMD(FW_SCATTER), 2991 dl, len, 4096); 2992 if (ret) { 2993 dev_err(dev->mt76.dev, "Failed to send patch\n"); 2994 goto out; 2995 } 2996 } 2997 2998 ret = mt76_connac_mcu_start_patch(&dev->mt76); 2999 if (ret) 3000 dev_err(dev->mt76.dev, "Failed to start patch\n"); 3001 3002 out: 3003 sem = mt76_connac_mcu_patch_sem_ctrl(&dev->mt76, 0); 3004 switch (sem) { 3005 case PATCH_REL_SEM_SUCCESS: 3006 break; 3007 default: 3008 ret = -EAGAIN; 3009 dev_err(dev->mt76.dev, "Failed to release patch semaphore\n"); 3010 break; 3011 } 3012 release_firmware(fw); 3013 3014 return ret; 3015 } 3016 3017 static int 3018 mt7996_mcu_send_ram_firmware(struct mt7996_dev *dev, 3019 const struct mt7996_fw_trailer *hdr, 3020 const u8 *data, enum mt7996_ram_type type) 3021 { 3022 int i, offset = 0; 3023 u32 override = 0, option = 0; 3024 3025 for (i = 0; i < hdr->n_region; i++) { 3026 const struct mt7996_fw_region *region; 3027 int err; 3028 u32 len, addr, mode; 3029 3030 region = (const struct mt7996_fw_region *)((const u8 *)hdr - 3031 (hdr->n_region - i) * sizeof(*region)); 3032 /* DSP and WA use same mode */ 3033 mode = mt76_connac_mcu_gen_dl_mode(&dev->mt76, 3034 region->feature_set, 3035 type != MT7996_RAM_TYPE_WM); 3036 len = le32_to_cpu(region->len); 3037 addr = le32_to_cpu(region->addr); 3038 3039 if (region->feature_set & FW_FEATURE_OVERRIDE_ADDR) 3040 override = addr; 3041 3042 err = mt76_connac_mcu_init_download(&dev->mt76, addr, len, 3043 mode); 3044 if (err) { 3045 dev_err(dev->mt76.dev, "Download request failed\n"); 3046 return err; 3047 } 3048 3049 err = __mt76_mcu_send_firmware(&dev->mt76, MCU_CMD(FW_SCATTER), 3050 data + offset, len, 4096); 3051 if (err) { 3052 dev_err(dev->mt76.dev, "Failed to send firmware.\n"); 3053 return err; 3054 } 3055 3056 offset += len; 3057 } 3058 3059 if (override) 3060 option |= FW_START_OVERRIDE; 3061 3062 if (type == MT7996_RAM_TYPE_WA) 3063 option |= FW_START_WORKING_PDA_CR4; 3064 else if (type == MT7996_RAM_TYPE_DSP) 3065 option |= FW_START_WORKING_PDA_DSP; 3066 3067 return mt76_connac_mcu_start_firmware(&dev->mt76, override, option); 3068 } 3069 3070 static int __mt7996_load_ram(struct mt7996_dev *dev, const char *fw_type, 3071 const char *fw_file, enum mt7996_ram_type ram_type) 3072 { 3073 const struct mt7996_fw_trailer *hdr; 3074 const struct firmware *fw; 3075 int ret; 3076 3077 ret = request_firmware(&fw, fw_file, dev->mt76.dev); 3078 if (ret) 3079 return ret; 3080 3081 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 3082 dev_err(dev->mt76.dev, "Invalid firmware\n"); 3083 ret = -EINVAL; 3084 goto out; 3085 } 3086 3087 hdr = (const void *)(fw->data + fw->size - sizeof(*hdr)); 3088 dev_info(dev->mt76.dev, "%s Firmware Version: %.10s, Build Time: %.15s\n", 3089 fw_type, hdr->fw_ver, hdr->build_date); 3090 3091 ret = mt7996_mcu_send_ram_firmware(dev, hdr, fw->data, ram_type); 3092 if (ret) { 3093 dev_err(dev->mt76.dev, "Failed to start %s firmware\n", fw_type); 3094 goto out; 3095 } 3096 3097 snprintf(dev->mt76.hw->wiphy->fw_version, 3098 sizeof(dev->mt76.hw->wiphy->fw_version), 3099 "%.10s-%.15s", hdr->fw_ver, hdr->build_date); 3100 3101 out: 3102 release_firmware(fw); 3103 3104 return ret; 3105 } 3106 3107 static int mt7996_load_ram(struct mt7996_dev *dev) 3108 { 3109 int ret; 3110 3111 ret = __mt7996_load_ram(dev, "WM", fw_name(dev, FIRMWARE_WM), 3112 MT7996_RAM_TYPE_WM); 3113 if (ret) 3114 return ret; 3115 3116 if (!mt7996_has_wa(dev)) 3117 return 0; 3118 3119 ret = __mt7996_load_ram(dev, "DSP", fw_name(dev, FIRMWARE_DSP), 3120 MT7996_RAM_TYPE_DSP); 3121 if (ret) 3122 return ret; 3123 3124 return __mt7996_load_ram(dev, "WA", fw_name(dev, FIRMWARE_WA), 3125 MT7996_RAM_TYPE_WA); 3126 } 3127 3128 static int 3129 mt7996_firmware_state(struct mt7996_dev *dev, u8 fw_state) 3130 { 3131 u32 state = FIELD_PREP(MT_TOP_MISC_FW_STATE, fw_state); 3132 3133 if (!mt76_poll_msec(dev, MT_TOP_MISC, MT_TOP_MISC_FW_STATE, 3134 state, 1000)) { 3135 dev_err(dev->mt76.dev, "Timeout for initializing firmware\n"); 3136 return -EIO; 3137 } 3138 return 0; 3139 } 3140 3141 static int 3142 mt7996_mcu_restart(struct mt76_dev *dev) 3143 { 3144 struct { 3145 u8 __rsv1[4]; 3146 3147 __le16 tag; 3148 __le16 len; 3149 u8 power_mode; 3150 u8 __rsv2[3]; 3151 } __packed req = { 3152 .tag = cpu_to_le16(UNI_POWER_OFF), 3153 .len = cpu_to_le16(sizeof(req) - 4), 3154 .power_mode = 1, 3155 }; 3156 3157 return mt76_mcu_send_msg(dev, MCU_WM_UNI_CMD(POWER_CTRL), &req, 3158 sizeof(req), false); 3159 } 3160 3161 static int mt7996_load_firmware(struct mt7996_dev *dev) 3162 { 3163 u8 fw_state; 3164 int ret; 3165 3166 /* make sure fw is download state */ 3167 if (mt7996_firmware_state(dev, FW_STATE_FW_DOWNLOAD)) { 3168 /* restart firmware once */ 3169 mt7996_mcu_restart(&dev->mt76); 3170 ret = mt7996_firmware_state(dev, FW_STATE_FW_DOWNLOAD); 3171 if (ret) { 3172 dev_err(dev->mt76.dev, 3173 "Firmware is not ready for download\n"); 3174 return ret; 3175 } 3176 } 3177 3178 ret = mt7996_load_patch(dev); 3179 if (ret) 3180 return ret; 3181 3182 ret = mt7996_load_ram(dev); 3183 if (ret) 3184 return ret; 3185 3186 fw_state = mt7996_has_wa(dev) ? FW_STATE_RDY : FW_STATE_NORMAL_TRX; 3187 ret = mt7996_firmware_state(dev, fw_state); 3188 if (ret) 3189 return ret; 3190 3191 mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_FWDL], false); 3192 3193 dev_dbg(dev->mt76.dev, "Firmware init done\n"); 3194 3195 return 0; 3196 } 3197 3198 int mt7996_mcu_fw_log_2_host(struct mt7996_dev *dev, u8 type, u8 ctrl) 3199 { 3200 struct { 3201 u8 _rsv[4]; 3202 3203 __le16 tag; 3204 __le16 len; 3205 u8 ctrl; 3206 u8 interval; 3207 u8 _rsv2[2]; 3208 } __packed data = { 3209 .tag = cpu_to_le16(UNI_WSYS_CONFIG_FW_LOG_CTRL), 3210 .len = cpu_to_le16(sizeof(data) - 4), 3211 .ctrl = ctrl, 3212 }; 3213 3214 if (type == MCU_FW_LOG_WA) 3215 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_UNI_CMD(WSYS_CONFIG), 3216 &data, sizeof(data), true); 3217 3218 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(WSYS_CONFIG), &data, 3219 sizeof(data), true); 3220 } 3221 3222 int mt7996_mcu_fw_dbg_ctrl(struct mt7996_dev *dev, u32 module, u8 level) 3223 { 3224 struct { 3225 u8 _rsv[4]; 3226 3227 __le16 tag; 3228 __le16 len; 3229 __le32 module_idx; 3230 u8 level; 3231 u8 _rsv2[3]; 3232 } data = { 3233 .tag = cpu_to_le16(UNI_WSYS_CONFIG_FW_DBG_CTRL), 3234 .len = cpu_to_le16(sizeof(data) - 4), 3235 .module_idx = cpu_to_le32(module), 3236 .level = level, 3237 }; 3238 3239 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(WSYS_CONFIG), &data, 3240 sizeof(data), false); 3241 } 3242 3243 static int mt7996_mcu_set_mwds(struct mt7996_dev *dev, bool enabled) 3244 { 3245 struct { 3246 u8 enable; 3247 u8 _rsv[3]; 3248 } __packed req = { 3249 .enable = enabled 3250 }; 3251 3252 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_EXT_CMD(MWDS_SUPPORT), &req, 3253 sizeof(req), false); 3254 } 3255 3256 static void mt7996_add_rx_airtime_tlv(struct sk_buff *skb, u8 band_idx) 3257 { 3258 struct vow_rx_airtime *req; 3259 struct tlv *tlv; 3260 3261 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_VOW_RX_AT_AIRTIME_CLR_EN, sizeof(*req)); 3262 req = (struct vow_rx_airtime *)tlv; 3263 req->enable = true; 3264 req->band = band_idx; 3265 3266 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_VOW_RX_AT_AIRTIME_EN, sizeof(*req)); 3267 req = (struct vow_rx_airtime *)tlv; 3268 req->enable = true; 3269 req->band = band_idx; 3270 } 3271 3272 static int 3273 mt7996_mcu_init_rx_airtime(struct mt7996_dev *dev) 3274 { 3275 struct uni_header hdr = {}; 3276 struct sk_buff *skb; 3277 int len, num, i; 3278 3279 num = 2 + 2 * (mt7996_band_valid(dev, MT_BAND1) + 3280 mt7996_band_valid(dev, MT_BAND2)); 3281 len = sizeof(hdr) + num * sizeof(struct vow_rx_airtime); 3282 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 3283 if (!skb) 3284 return -ENOMEM; 3285 3286 skb_put_data(skb, &hdr, sizeof(hdr)); 3287 3288 for (i = 0; i < __MT_MAX_BAND; i++) { 3289 if (mt7996_band_valid(dev, i)) 3290 mt7996_add_rx_airtime_tlv(skb, i); 3291 } 3292 3293 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 3294 MCU_WM_UNI_CMD(VOW), true); 3295 } 3296 3297 int mt7996_mcu_init_firmware(struct mt7996_dev *dev) 3298 { 3299 int ret; 3300 3301 /* force firmware operation mode into normal state, 3302 * which should be set before firmware download stage. 3303 */ 3304 mt76_wr(dev, MT_SWDEF_MODE, MT_SWDEF_NORMAL_MODE); 3305 3306 ret = mt7996_driver_own(dev, 0); 3307 if (ret) 3308 return ret; 3309 /* set driver own for band1 when two hif exist */ 3310 if (dev->hif2) { 3311 ret = mt7996_driver_own(dev, 1); 3312 if (ret) 3313 return ret; 3314 } 3315 3316 ret = mt7996_load_firmware(dev); 3317 if (ret) 3318 return ret; 3319 3320 set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); 3321 ret = mt7996_mcu_fw_log_2_host(dev, MCU_FW_LOG_WM, 0); 3322 if (ret) 3323 return ret; 3324 3325 if (mt7996_has_wa(dev)) { 3326 ret = mt7996_mcu_fw_log_2_host(dev, MCU_FW_LOG_WA, 0); 3327 if (ret) 3328 return ret; 3329 3330 ret = mt7996_mcu_set_mwds(dev, 1); 3331 if (ret) 3332 return ret; 3333 } 3334 3335 ret = mt7996_mcu_init_rx_airtime(dev); 3336 if (ret) 3337 return ret; 3338 3339 return mt7996_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(SET), 3340 MCU_WA_PARAM_RED, 0, 0); 3341 } 3342 3343 int mt7996_mcu_init(struct mt7996_dev *dev) 3344 { 3345 static const struct mt76_mcu_ops mt7996_mcu_ops = { 3346 .headroom = sizeof(struct mt76_connac2_mcu_txd), /* reuse */ 3347 .mcu_skb_send_msg = mt7996_mcu_send_message, 3348 .mcu_parse_response = mt7996_mcu_parse_response, 3349 }; 3350 3351 dev->mt76.mcu_ops = &mt7996_mcu_ops; 3352 3353 return mt7996_mcu_init_firmware(dev); 3354 } 3355 3356 void mt7996_mcu_exit(struct mt7996_dev *dev) 3357 { 3358 mt7996_mcu_restart(&dev->mt76); 3359 if (mt7996_firmware_state(dev, FW_STATE_FW_DOWNLOAD)) { 3360 dev_err(dev->mt76.dev, "Failed to exit mcu\n"); 3361 goto out; 3362 } 3363 3364 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(0), MT_TOP_LPCR_HOST_FW_OWN); 3365 if (dev->hif2) 3366 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(1), 3367 MT_TOP_LPCR_HOST_FW_OWN); 3368 out: 3369 skb_queue_purge(&dev->mt76.mcu.res_q); 3370 } 3371 3372 int mt7996_mcu_set_hdr_trans(struct mt7996_dev *dev, bool hdr_trans) 3373 { 3374 struct { 3375 u8 __rsv[4]; 3376 } __packed hdr; 3377 struct hdr_trans_blacklist *req_blacklist; 3378 struct hdr_trans_en *req_en; 3379 struct sk_buff *skb; 3380 struct tlv *tlv; 3381 int len = MT7996_HDR_TRANS_MAX_SIZE + sizeof(hdr); 3382 3383 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 3384 if (!skb) 3385 return -ENOMEM; 3386 3387 skb_put_data(skb, &hdr, sizeof(hdr)); 3388 3389 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_HDR_TRANS_EN, sizeof(*req_en)); 3390 req_en = (struct hdr_trans_en *)tlv; 3391 req_en->enable = hdr_trans; 3392 3393 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_HDR_TRANS_VLAN, 3394 sizeof(struct hdr_trans_vlan)); 3395 3396 if (hdr_trans) { 3397 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_HDR_TRANS_BLACKLIST, 3398 sizeof(*req_blacklist)); 3399 req_blacklist = (struct hdr_trans_blacklist *)tlv; 3400 req_blacklist->enable = 1; 3401 req_blacklist->type = cpu_to_le16(ETH_P_PAE); 3402 } 3403 3404 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 3405 MCU_WM_UNI_CMD(RX_HDR_TRANS), true); 3406 } 3407 3408 int mt7996_mcu_set_tx(struct mt7996_dev *dev, struct ieee80211_vif *vif, 3409 struct ieee80211_bss_conf *link_conf) 3410 { 3411 #define MCU_EDCA_AC_PARAM 0 3412 #define WMM_AIFS_SET BIT(0) 3413 #define WMM_CW_MIN_SET BIT(1) 3414 #define WMM_CW_MAX_SET BIT(2) 3415 #define WMM_TXOP_SET BIT(3) 3416 #define WMM_PARAM_SET (WMM_AIFS_SET | WMM_CW_MIN_SET | \ 3417 WMM_CW_MAX_SET | WMM_TXOP_SET) 3418 struct mt7996_vif_link *link = mt7996_vif_conf_link(dev, vif, link_conf); 3419 struct { 3420 u8 bss_idx; 3421 u8 __rsv[3]; 3422 } __packed hdr = { 3423 .bss_idx = link->mt76.idx, 3424 }; 3425 struct sk_buff *skb; 3426 int len = sizeof(hdr) + IEEE80211_NUM_ACS * sizeof(struct edca); 3427 int ac; 3428 3429 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 3430 if (!skb) 3431 return -ENOMEM; 3432 3433 skb_put_data(skb, &hdr, sizeof(hdr)); 3434 3435 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { 3436 struct ieee80211_tx_queue_params *q = &link->queue_params[ac]; 3437 struct edca *e; 3438 struct tlv *tlv; 3439 3440 tlv = mt7996_mcu_add_uni_tlv(skb, MCU_EDCA_AC_PARAM, sizeof(*e)); 3441 3442 e = (struct edca *)tlv; 3443 e->set = WMM_PARAM_SET; 3444 e->queue = ac; 3445 e->aifs = q->aifs; 3446 e->txop = cpu_to_le16(q->txop); 3447 3448 if (q->cw_min) 3449 e->cw_min = fls(q->cw_min); 3450 else 3451 e->cw_min = 5; 3452 3453 if (q->cw_max) 3454 e->cw_max = fls(q->cw_max); 3455 else 3456 e->cw_max = 10; 3457 } 3458 3459 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 3460 MCU_WM_UNI_CMD(EDCA_UPDATE), true); 3461 } 3462 3463 int mt7996_mcu_set_fcc5_lpn(struct mt7996_dev *dev, int val) 3464 { 3465 struct { 3466 u8 _rsv[4]; 3467 3468 __le16 tag; 3469 __le16 len; 3470 3471 __le32 ctrl; 3472 __le16 min_lpn; 3473 u8 rsv[2]; 3474 } __packed req = { 3475 .tag = cpu_to_le16(UNI_RDD_CTRL_SET_TH), 3476 .len = cpu_to_le16(sizeof(req) - 4), 3477 3478 .ctrl = cpu_to_le32(0x1), 3479 .min_lpn = cpu_to_le16(val), 3480 }; 3481 3482 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL), 3483 &req, sizeof(req), true); 3484 } 3485 3486 int mt7996_mcu_set_pulse_th(struct mt7996_dev *dev, 3487 const struct mt7996_dfs_pulse *pulse) 3488 { 3489 struct { 3490 u8 _rsv[4]; 3491 3492 __le16 tag; 3493 __le16 len; 3494 3495 __le32 ctrl; 3496 3497 __le32 max_width; /* us */ 3498 __le32 max_pwr; /* dbm */ 3499 __le32 min_pwr; /* dbm */ 3500 __le32 min_stgr_pri; /* us */ 3501 __le32 max_stgr_pri; /* us */ 3502 __le32 min_cr_pri; /* us */ 3503 __le32 max_cr_pri; /* us */ 3504 } __packed req = { 3505 .tag = cpu_to_le16(UNI_RDD_CTRL_SET_TH), 3506 .len = cpu_to_le16(sizeof(req) - 4), 3507 3508 .ctrl = cpu_to_le32(0x3), 3509 3510 #define __req_field(field) .field = cpu_to_le32(pulse->field) 3511 __req_field(max_width), 3512 __req_field(max_pwr), 3513 __req_field(min_pwr), 3514 __req_field(min_stgr_pri), 3515 __req_field(max_stgr_pri), 3516 __req_field(min_cr_pri), 3517 __req_field(max_cr_pri), 3518 #undef __req_field 3519 }; 3520 3521 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL), 3522 &req, sizeof(req), true); 3523 } 3524 3525 int mt7996_mcu_set_radar_th(struct mt7996_dev *dev, int index, 3526 const struct mt7996_dfs_pattern *pattern) 3527 { 3528 struct { 3529 u8 _rsv[4]; 3530 3531 __le16 tag; 3532 __le16 len; 3533 3534 __le32 ctrl; 3535 __le16 radar_type; 3536 3537 u8 enb; 3538 u8 stgr; 3539 u8 min_crpn; 3540 u8 max_crpn; 3541 u8 min_crpr; 3542 u8 min_pw; 3543 __le32 min_pri; 3544 __le32 max_pri; 3545 u8 max_pw; 3546 u8 min_crbn; 3547 u8 max_crbn; 3548 u8 min_stgpn; 3549 u8 max_stgpn; 3550 u8 min_stgpr; 3551 u8 rsv[2]; 3552 __le32 min_stgpr_diff; 3553 } __packed req = { 3554 .tag = cpu_to_le16(UNI_RDD_CTRL_SET_TH), 3555 .len = cpu_to_le16(sizeof(req) - 4), 3556 3557 .ctrl = cpu_to_le32(0x2), 3558 .radar_type = cpu_to_le16(index), 3559 3560 #define __req_field_u8(field) .field = pattern->field 3561 #define __req_field_u32(field) .field = cpu_to_le32(pattern->field) 3562 __req_field_u8(enb), 3563 __req_field_u8(stgr), 3564 __req_field_u8(min_crpn), 3565 __req_field_u8(max_crpn), 3566 __req_field_u8(min_crpr), 3567 __req_field_u8(min_pw), 3568 __req_field_u32(min_pri), 3569 __req_field_u32(max_pri), 3570 __req_field_u8(max_pw), 3571 __req_field_u8(min_crbn), 3572 __req_field_u8(max_crbn), 3573 __req_field_u8(min_stgpn), 3574 __req_field_u8(max_stgpn), 3575 __req_field_u8(min_stgpr), 3576 __req_field_u32(min_stgpr_diff), 3577 #undef __req_field_u8 3578 #undef __req_field_u32 3579 }; 3580 3581 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL), 3582 &req, sizeof(req), true); 3583 } 3584 3585 static int 3586 mt7996_mcu_background_chain_ctrl(struct mt7996_phy *phy, 3587 struct cfg80211_chan_def *chandef, 3588 int cmd) 3589 { 3590 struct mt7996_dev *dev = phy->dev; 3591 struct mt76_phy *mphy = phy->mt76; 3592 struct ieee80211_channel *chan = mphy->chandef.chan; 3593 int freq = mphy->chandef.center_freq1; 3594 struct mt7996_mcu_background_chain_ctrl req = { 3595 .tag = cpu_to_le16(0), 3596 .len = cpu_to_le16(sizeof(req) - 4), 3597 .monitor_scan_type = 2, /* simple rx */ 3598 }; 3599 3600 if (!chandef && cmd != CH_SWITCH_BACKGROUND_SCAN_STOP) 3601 return -EINVAL; 3602 3603 if (!cfg80211_chandef_valid(&mphy->chandef)) 3604 return -EINVAL; 3605 3606 switch (cmd) { 3607 case CH_SWITCH_BACKGROUND_SCAN_START: { 3608 req.chan = chan->hw_value; 3609 req.central_chan = ieee80211_frequency_to_channel(freq); 3610 req.bw = mt76_connac_chan_bw(&mphy->chandef); 3611 req.monitor_chan = chandef->chan->hw_value; 3612 req.monitor_central_chan = 3613 ieee80211_frequency_to_channel(chandef->center_freq1); 3614 req.monitor_bw = mt76_connac_chan_bw(chandef); 3615 req.band_idx = phy->mt76->band_idx; 3616 req.scan_mode = 1; 3617 break; 3618 } 3619 case CH_SWITCH_BACKGROUND_SCAN_RUNNING: 3620 req.monitor_chan = chandef->chan->hw_value; 3621 req.monitor_central_chan = 3622 ieee80211_frequency_to_channel(chandef->center_freq1); 3623 req.band_idx = phy->mt76->band_idx; 3624 req.scan_mode = 2; 3625 break; 3626 case CH_SWITCH_BACKGROUND_SCAN_STOP: 3627 req.chan = chan->hw_value; 3628 req.central_chan = ieee80211_frequency_to_channel(freq); 3629 req.bw = mt76_connac_chan_bw(&mphy->chandef); 3630 req.tx_stream = hweight8(mphy->antenna_mask); 3631 req.rx_stream = mphy->antenna_mask; 3632 break; 3633 default: 3634 return -EINVAL; 3635 } 3636 req.band = chandef ? chandef->chan->band == NL80211_BAND_5GHZ : 1; 3637 3638 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(OFFCH_SCAN_CTRL), 3639 &req, sizeof(req), false); 3640 } 3641 3642 int mt7996_mcu_rdd_background_enable(struct mt7996_phy *phy, 3643 struct cfg80211_chan_def *chandef) 3644 { 3645 struct mt7996_dev *dev = phy->dev; 3646 int err, region, rdd_idx = mt7996_get_rdd_idx(phy, true); 3647 3648 if (!chandef) { /* disable offchain */ 3649 err = mt7996_mcu_rdd_cmd(dev, RDD_STOP, rdd_idx, 0); 3650 if (err) 3651 return err; 3652 3653 return mt7996_mcu_background_chain_ctrl(phy, NULL, 3654 CH_SWITCH_BACKGROUND_SCAN_STOP); 3655 } 3656 3657 err = mt7996_mcu_background_chain_ctrl(phy, chandef, 3658 CH_SWITCH_BACKGROUND_SCAN_START); 3659 if (err) 3660 return err; 3661 3662 switch (dev->mt76.region) { 3663 case NL80211_DFS_ETSI: 3664 region = 0; 3665 break; 3666 case NL80211_DFS_JP: 3667 region = 2; 3668 break; 3669 case NL80211_DFS_FCC: 3670 default: 3671 region = 1; 3672 break; 3673 } 3674 3675 return mt7996_mcu_rdd_cmd(dev, RDD_START, rdd_idx, region); 3676 } 3677 3678 int mt7996_mcu_set_chan_info(struct mt7996_phy *phy, u16 tag) 3679 { 3680 static const u8 ch_band[] = { 3681 [NL80211_BAND_2GHZ] = 0, 3682 [NL80211_BAND_5GHZ] = 1, 3683 [NL80211_BAND_6GHZ] = 2, 3684 }; 3685 struct mt7996_dev *dev = phy->dev; 3686 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 3687 int freq1 = chandef->center_freq1; 3688 u8 band_idx = phy->mt76->band_idx; 3689 struct { 3690 /* fixed field */ 3691 u8 __rsv[4]; 3692 3693 __le16 tag; 3694 __le16 len; 3695 u8 control_ch; 3696 u8 center_ch; 3697 u8 bw; 3698 u8 tx_path_num; 3699 u8 rx_path; /* mask or num */ 3700 u8 switch_reason; 3701 u8 band_idx; 3702 u8 center_ch2; /* for 80+80 only */ 3703 __le16 cac_case; 3704 u8 channel_band; 3705 u8 rsv0; 3706 __le32 outband_freq; 3707 u8 txpower_drop; 3708 u8 ap_bw; 3709 u8 ap_center_ch; 3710 u8 rsv1[53]; 3711 } __packed req = { 3712 .tag = cpu_to_le16(tag), 3713 .len = cpu_to_le16(sizeof(req) - 4), 3714 .control_ch = chandef->chan->hw_value, 3715 .center_ch = ieee80211_frequency_to_channel(freq1), 3716 .bw = mt76_connac_chan_bw(chandef), 3717 .tx_path_num = hweight16(phy->mt76->chainmask), 3718 .rx_path = mt7996_rx_chainmask(phy) >> dev->chainshift[band_idx], 3719 .band_idx = band_idx, 3720 .channel_band = ch_band[chandef->chan->band], 3721 }; 3722 3723 if (phy->mt76->hw->conf.flags & IEEE80211_CONF_MONITOR) 3724 req.switch_reason = CH_SWITCH_NORMAL; 3725 else if (phy->mt76->offchannel || 3726 phy->mt76->hw->conf.flags & IEEE80211_CONF_IDLE) 3727 req.switch_reason = CH_SWITCH_SCAN_BYPASS_DPD; 3728 else if (!cfg80211_reg_can_beacon(phy->mt76->hw->wiphy, chandef, 3729 NL80211_IFTYPE_AP)) 3730 req.switch_reason = CH_SWITCH_DFS; 3731 else 3732 req.switch_reason = CH_SWITCH_NORMAL; 3733 3734 if (tag == UNI_CHANNEL_SWITCH) 3735 req.rx_path = hweight8(req.rx_path); 3736 3737 if (chandef->width == NL80211_CHAN_WIDTH_80P80) { 3738 int freq2 = chandef->center_freq2; 3739 3740 req.center_ch2 = ieee80211_frequency_to_channel(freq2); 3741 } 3742 3743 return mt76_mcu_send_msg(&dev->mt76, MCU_WMWA_UNI_CMD(CHANNEL_SWITCH), 3744 &req, sizeof(req), true); 3745 } 3746 3747 static int mt7996_mcu_set_eeprom_flash(struct mt7996_dev *dev) 3748 { 3749 #define MAX_PAGE_IDX_MASK GENMASK(7, 5) 3750 #define PAGE_IDX_MASK GENMASK(4, 2) 3751 #define PER_PAGE_SIZE 0x400 3752 struct mt7996_mcu_eeprom req = { 3753 .tag = cpu_to_le16(UNI_EFUSE_BUFFER_MODE), 3754 .buffer_mode = EE_MODE_BUFFER 3755 }; 3756 u16 eeprom_size = MT7996_EEPROM_SIZE; 3757 u8 total = DIV_ROUND_UP(eeprom_size, PER_PAGE_SIZE); 3758 u8 *eep = (u8 *)dev->mt76.eeprom.data; 3759 int eep_len, i; 3760 3761 for (i = 0; i < total; i++, eep += eep_len) { 3762 struct sk_buff *skb; 3763 int ret, msg_len; 3764 3765 if (i == total - 1 && !!(eeprom_size % PER_PAGE_SIZE)) 3766 eep_len = eeprom_size % PER_PAGE_SIZE; 3767 else 3768 eep_len = PER_PAGE_SIZE; 3769 3770 msg_len = sizeof(req) + eep_len; 3771 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, msg_len); 3772 if (!skb) 3773 return -ENOMEM; 3774 3775 req.len = cpu_to_le16(msg_len - 4); 3776 req.format = FIELD_PREP(MAX_PAGE_IDX_MASK, total - 1) | 3777 FIELD_PREP(PAGE_IDX_MASK, i) | EE_FORMAT_WHOLE; 3778 req.buf_len = cpu_to_le16(eep_len); 3779 3780 skb_put_data(skb, &req, sizeof(req)); 3781 skb_put_data(skb, eep, eep_len); 3782 3783 ret = mt76_mcu_skb_send_msg(&dev->mt76, skb, 3784 MCU_WM_UNI_CMD(EFUSE_CTRL), true); 3785 if (ret) 3786 return ret; 3787 } 3788 3789 return 0; 3790 } 3791 3792 int mt7996_mcu_set_eeprom(struct mt7996_dev *dev) 3793 { 3794 struct mt7996_mcu_eeprom req = { 3795 .tag = cpu_to_le16(UNI_EFUSE_BUFFER_MODE), 3796 .len = cpu_to_le16(sizeof(req) - 4), 3797 .buffer_mode = EE_MODE_EFUSE, 3798 .format = EE_FORMAT_WHOLE 3799 }; 3800 3801 if (dev->flash_mode) 3802 return mt7996_mcu_set_eeprom_flash(dev); 3803 3804 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(EFUSE_CTRL), 3805 &req, sizeof(req), true); 3806 } 3807 3808 int mt7996_mcu_get_eeprom(struct mt7996_dev *dev, u32 offset, u8 *buf, u32 buf_len) 3809 { 3810 struct { 3811 u8 _rsv[4]; 3812 3813 __le16 tag; 3814 __le16 len; 3815 __le32 addr; 3816 __le32 valid; 3817 u8 data[16]; 3818 } __packed req = { 3819 .tag = cpu_to_le16(UNI_EFUSE_ACCESS), 3820 .len = cpu_to_le16(sizeof(req) - 4), 3821 .addr = cpu_to_le32(round_down(offset, 3822 MT7996_EEPROM_BLOCK_SIZE)), 3823 }; 3824 struct sk_buff *skb; 3825 bool valid; 3826 int ret; 3827 3828 ret = mt76_mcu_send_and_get_msg(&dev->mt76, 3829 MCU_WM_UNI_CMD_QUERY(EFUSE_CTRL), 3830 &req, sizeof(req), true, &skb); 3831 if (ret) 3832 return ret; 3833 3834 valid = le32_to_cpu(*(__le32 *)(skb->data + 16)); 3835 if (valid) { 3836 u32 addr = le32_to_cpu(*(__le32 *)(skb->data + 12)); 3837 3838 if (!buf) 3839 buf = (u8 *)dev->mt76.eeprom.data + addr; 3840 if (!buf_len || buf_len > MT7996_EEPROM_BLOCK_SIZE) 3841 buf_len = MT7996_EEPROM_BLOCK_SIZE; 3842 3843 skb_pull(skb, 48); 3844 memcpy(buf, skb->data, buf_len); 3845 } else { 3846 ret = -EINVAL; 3847 } 3848 3849 dev_kfree_skb(skb); 3850 3851 return ret; 3852 } 3853 3854 int mt7996_mcu_get_eeprom_free_block(struct mt7996_dev *dev, u8 *block_num) 3855 { 3856 struct { 3857 u8 _rsv[4]; 3858 3859 __le16 tag; 3860 __le16 len; 3861 u8 num; 3862 u8 version; 3863 u8 die_idx; 3864 u8 _rsv2; 3865 } __packed req = { 3866 .tag = cpu_to_le16(UNI_EFUSE_FREE_BLOCK), 3867 .len = cpu_to_le16(sizeof(req) - 4), 3868 .version = 2, 3869 }; 3870 struct sk_buff *skb; 3871 int ret; 3872 3873 ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_WM_UNI_CMD_QUERY(EFUSE_CTRL), &req, 3874 sizeof(req), true, &skb); 3875 if (ret) 3876 return ret; 3877 3878 *block_num = *(u8 *)(skb->data + 8); 3879 dev_kfree_skb(skb); 3880 3881 return 0; 3882 } 3883 3884 int mt7996_mcu_get_chip_config(struct mt7996_dev *dev, u32 *cap) 3885 { 3886 #define NIC_CAP 3 3887 #define UNI_EVENT_CHIP_CONFIG_EFUSE_VERSION 0x21 3888 struct { 3889 u8 _rsv[4]; 3890 3891 __le16 tag; 3892 __le16 len; 3893 } __packed req = { 3894 .tag = cpu_to_le16(NIC_CAP), 3895 .len = cpu_to_le16(sizeof(req) - 4), 3896 }; 3897 struct sk_buff *skb; 3898 u8 *buf; 3899 int ret; 3900 3901 ret = mt76_mcu_send_and_get_msg(&dev->mt76, 3902 MCU_WM_UNI_CMD_QUERY(CHIP_CONFIG), &req, 3903 sizeof(req), true, &skb); 3904 if (ret) 3905 return ret; 3906 3907 /* fixed field */ 3908 skb_pull(skb, 4); 3909 3910 buf = skb->data; 3911 while (buf - skb->data < skb->len) { 3912 struct tlv *tlv = (struct tlv *)buf; 3913 3914 switch (le16_to_cpu(tlv->tag)) { 3915 case UNI_EVENT_CHIP_CONFIG_EFUSE_VERSION: 3916 *cap = le32_to_cpu(*(__le32 *)(buf + sizeof(*tlv))); 3917 break; 3918 default: 3919 break; 3920 } 3921 3922 buf += le16_to_cpu(tlv->len); 3923 } 3924 3925 dev_kfree_skb(skb); 3926 3927 return 0; 3928 } 3929 3930 int mt7996_mcu_get_chan_mib_info(struct mt7996_phy *phy, bool chan_switch) 3931 { 3932 enum { 3933 IDX_TX_TIME, 3934 IDX_RX_TIME, 3935 IDX_OBSS_AIRTIME, 3936 IDX_NON_WIFI_TIME, 3937 IDX_NUM 3938 }; 3939 struct { 3940 struct { 3941 u8 band; 3942 u8 __rsv[3]; 3943 } hdr; 3944 struct { 3945 __le16 tag; 3946 __le16 len; 3947 __le32 offs; 3948 } data[IDX_NUM]; 3949 } __packed req = { 3950 .hdr.band = phy->mt76->band_idx, 3951 }; 3952 static const u32 offs[] = { 3953 [IDX_TX_TIME] = UNI_MIB_TX_TIME, 3954 [IDX_RX_TIME] = UNI_MIB_RX_TIME, 3955 [IDX_OBSS_AIRTIME] = UNI_MIB_OBSS_AIRTIME, 3956 [IDX_NON_WIFI_TIME] = UNI_MIB_NON_WIFI_TIME, 3957 }; 3958 struct mt76_channel_state *state = phy->mt76->chan_state; 3959 struct mt76_channel_state *state_ts = &phy->state_ts; 3960 struct mt7996_dev *dev = phy->dev; 3961 struct mt7996_mcu_mib *res; 3962 struct sk_buff *skb; 3963 int i, ret; 3964 3965 for (i = 0; i < IDX_NUM; i++) { 3966 req.data[i].tag = cpu_to_le16(UNI_CMD_MIB_DATA); 3967 req.data[i].len = cpu_to_le16(sizeof(req.data[i])); 3968 req.data[i].offs = cpu_to_le32(offs[i]); 3969 } 3970 3971 ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_WM_UNI_CMD_QUERY(GET_MIB_INFO), 3972 &req, sizeof(req), true, &skb); 3973 if (ret) 3974 return ret; 3975 3976 skb_pull(skb, sizeof(req.hdr)); 3977 3978 res = (struct mt7996_mcu_mib *)(skb->data); 3979 3980 if (chan_switch) 3981 goto out; 3982 3983 #define __res_u64(s) le64_to_cpu(res[s].data) 3984 state->cc_tx += __res_u64(IDX_TX_TIME) - state_ts->cc_tx; 3985 state->cc_bss_rx += __res_u64(IDX_RX_TIME) - state_ts->cc_bss_rx; 3986 state->cc_rx += __res_u64(IDX_RX_TIME) + 3987 __res_u64(IDX_OBSS_AIRTIME) - 3988 state_ts->cc_rx; 3989 state->cc_busy += __res_u64(IDX_TX_TIME) + 3990 __res_u64(IDX_RX_TIME) + 3991 __res_u64(IDX_OBSS_AIRTIME) + 3992 __res_u64(IDX_NON_WIFI_TIME) - 3993 state_ts->cc_busy; 3994 out: 3995 state_ts->cc_tx = __res_u64(IDX_TX_TIME); 3996 state_ts->cc_bss_rx = __res_u64(IDX_RX_TIME); 3997 state_ts->cc_rx = __res_u64(IDX_RX_TIME) + __res_u64(IDX_OBSS_AIRTIME); 3998 state_ts->cc_busy = __res_u64(IDX_TX_TIME) + 3999 __res_u64(IDX_RX_TIME) + 4000 __res_u64(IDX_OBSS_AIRTIME) + 4001 __res_u64(IDX_NON_WIFI_TIME); 4002 #undef __res_u64 4003 4004 dev_kfree_skb(skb); 4005 4006 return 0; 4007 } 4008 4009 int mt7996_mcu_get_temperature(struct mt7996_phy *phy) 4010 { 4011 #define TEMPERATURE_QUERY 0 4012 #define GET_TEMPERATURE 0 4013 struct { 4014 u8 _rsv[4]; 4015 4016 __le16 tag; 4017 __le16 len; 4018 4019 u8 rsv1; 4020 u8 action; 4021 u8 band_idx; 4022 u8 rsv2; 4023 } req = { 4024 .tag = cpu_to_le16(TEMPERATURE_QUERY), 4025 .len = cpu_to_le16(sizeof(req) - 4), 4026 .action = GET_TEMPERATURE, 4027 .band_idx = phy->mt76->band_idx, 4028 }; 4029 struct mt7996_mcu_thermal { 4030 u8 _rsv[4]; 4031 4032 __le16 tag; 4033 __le16 len; 4034 4035 __le32 rsv; 4036 __le32 temperature; 4037 } __packed * res; 4038 struct sk_buff *skb; 4039 int ret; 4040 u32 temp; 4041 4042 ret = mt76_mcu_send_and_get_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(THERMAL), 4043 &req, sizeof(req), true, &skb); 4044 if (ret) 4045 return ret; 4046 4047 res = (void *)skb->data; 4048 temp = le32_to_cpu(res->temperature); 4049 dev_kfree_skb(skb); 4050 4051 return temp; 4052 } 4053 4054 int mt7996_mcu_set_thermal_throttling(struct mt7996_phy *phy, u8 state) 4055 { 4056 struct { 4057 u8 _rsv[4]; 4058 4059 __le16 tag; 4060 __le16 len; 4061 4062 struct mt7996_mcu_thermal_ctrl ctrl; 4063 } __packed req = { 4064 .tag = cpu_to_le16(UNI_CMD_THERMAL_PROTECT_DUTY_CONFIG), 4065 .len = cpu_to_le16(sizeof(req) - 4), 4066 .ctrl = { 4067 .band_idx = phy->mt76->band_idx, 4068 }, 4069 }; 4070 int level, ret; 4071 4072 /* set duty cycle and level */ 4073 for (level = 0; level < 4; level++) { 4074 req.ctrl.duty.duty_level = level; 4075 req.ctrl.duty.duty_cycle = state; 4076 state /= 2; 4077 4078 ret = mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(THERMAL), 4079 &req, sizeof(req), false); 4080 if (ret) 4081 return ret; 4082 } 4083 4084 return 0; 4085 } 4086 4087 int mt7996_mcu_set_thermal_protect(struct mt7996_phy *phy, bool enable) 4088 { 4089 #define SUSTAIN_PERIOD 10 4090 struct { 4091 u8 _rsv[4]; 4092 4093 __le16 tag; 4094 __le16 len; 4095 4096 struct mt7996_mcu_thermal_ctrl ctrl; 4097 struct mt7996_mcu_thermal_enable enable; 4098 } __packed req = { 4099 .len = cpu_to_le16(sizeof(req) - 4 - sizeof(req.enable)), 4100 .ctrl = { 4101 .band_idx = phy->mt76->band_idx, 4102 .type.protect_type = 1, 4103 .type.trigger_type = 1, 4104 }, 4105 }; 4106 int ret; 4107 4108 req.tag = cpu_to_le16(UNI_CMD_THERMAL_PROTECT_DISABLE); 4109 4110 ret = mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(THERMAL), 4111 &req, sizeof(req) - sizeof(req.enable), false); 4112 if (ret || !enable) 4113 return ret; 4114 4115 /* set high-temperature trigger threshold */ 4116 req.tag = cpu_to_le16(UNI_CMD_THERMAL_PROTECT_ENABLE); 4117 req.enable.restore_temp = cpu_to_le32(phy->throttle_temp[0]); 4118 req.enable.trigger_temp = cpu_to_le32(phy->throttle_temp[1]); 4119 req.enable.sustain_time = cpu_to_le16(SUSTAIN_PERIOD); 4120 4121 req.len = cpu_to_le16(sizeof(req) - 4); 4122 4123 return mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(THERMAL), 4124 &req, sizeof(req), false); 4125 } 4126 4127 int mt7996_mcu_set_ser(struct mt7996_dev *dev, u8 action, u8 val, u8 band) 4128 { 4129 struct { 4130 u8 rsv[4]; 4131 4132 __le16 tag; 4133 __le16 len; 4134 4135 union { 4136 struct { 4137 __le32 mask; 4138 } __packed set; 4139 4140 struct { 4141 u8 method; 4142 u8 band; 4143 u8 rsv2[2]; 4144 } __packed trigger; 4145 }; 4146 } __packed req = { 4147 .tag = cpu_to_le16(action), 4148 .len = cpu_to_le16(sizeof(req) - 4), 4149 }; 4150 4151 switch (action) { 4152 case UNI_CMD_SER_SET: 4153 req.set.mask = cpu_to_le32(val); 4154 break; 4155 case UNI_CMD_SER_TRIGGER: 4156 req.trigger.method = val; 4157 req.trigger.band = band; 4158 break; 4159 default: 4160 return -EINVAL; 4161 } 4162 4163 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SER), 4164 &req, sizeof(req), false); 4165 } 4166 4167 int mt7996_mcu_set_txbf(struct mt7996_dev *dev, u8 action) 4168 { 4169 #define MT7996_BF_MAX_SIZE sizeof(union bf_tag_tlv) 4170 #define BF_PROCESSING 4 4171 struct uni_header hdr; 4172 struct sk_buff *skb; 4173 struct tlv *tlv; 4174 int len = sizeof(hdr) + MT7996_BF_MAX_SIZE; 4175 4176 memset(&hdr, 0, sizeof(hdr)); 4177 4178 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 4179 if (!skb) 4180 return -ENOMEM; 4181 4182 skb_put_data(skb, &hdr, sizeof(hdr)); 4183 4184 switch (action) { 4185 case BF_SOUNDING_ON: { 4186 struct bf_sounding_on *req_snd_on; 4187 4188 tlv = mt7996_mcu_add_uni_tlv(skb, action, sizeof(*req_snd_on)); 4189 req_snd_on = (struct bf_sounding_on *)tlv; 4190 req_snd_on->snd_mode = BF_PROCESSING; 4191 break; 4192 } 4193 case BF_HW_EN_UPDATE: { 4194 struct bf_hw_en_status_update *req_hw_en; 4195 4196 tlv = mt7996_mcu_add_uni_tlv(skb, action, sizeof(*req_hw_en)); 4197 req_hw_en = (struct bf_hw_en_status_update *)tlv; 4198 req_hw_en->ebf = true; 4199 req_hw_en->ibf = dev->ibf; 4200 break; 4201 } 4202 case BF_MOD_EN_CTRL: { 4203 struct bf_mod_en_ctrl *req_mod_en; 4204 4205 tlv = mt7996_mcu_add_uni_tlv(skb, action, sizeof(*req_mod_en)); 4206 req_mod_en = (struct bf_mod_en_ctrl *)tlv; 4207 req_mod_en->bf_num = mt7996_band_valid(dev, MT_BAND2) ? 3 : 2; 4208 req_mod_en->bf_bitmap = mt7996_band_valid(dev, MT_BAND2) ? 4209 GENMASK(2, 0) : GENMASK(1, 0); 4210 break; 4211 } 4212 default: 4213 return -EINVAL; 4214 } 4215 4216 return mt76_mcu_skb_send_msg(&dev->mt76, skb, MCU_WM_UNI_CMD(BF), true); 4217 } 4218 4219 static int 4220 mt7996_mcu_enable_obss_spr(struct mt7996_phy *phy, u16 action, u8 val) 4221 { 4222 struct mt7996_dev *dev = phy->dev; 4223 struct { 4224 u8 band_idx; 4225 u8 __rsv[3]; 4226 4227 __le16 tag; 4228 __le16 len; 4229 4230 __le32 val; 4231 } __packed req = { 4232 .band_idx = phy->mt76->band_idx, 4233 .tag = cpu_to_le16(action), 4234 .len = cpu_to_le16(sizeof(req) - 4), 4235 .val = cpu_to_le32(val), 4236 }; 4237 4238 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR), 4239 &req, sizeof(req), true); 4240 } 4241 4242 static int 4243 mt7996_mcu_set_obss_spr_pd(struct mt7996_phy *phy, 4244 struct ieee80211_he_obss_pd *he_obss_pd) 4245 { 4246 struct mt7996_dev *dev = phy->dev; 4247 u8 max_th = 82, non_srg_max_th = 62; 4248 struct { 4249 u8 band_idx; 4250 u8 __rsv[3]; 4251 4252 __le16 tag; 4253 __le16 len; 4254 4255 u8 pd_th_non_srg; 4256 u8 pd_th_srg; 4257 u8 period_offs; 4258 u8 rcpi_src; 4259 __le16 obss_pd_min; 4260 __le16 obss_pd_min_srg; 4261 u8 resp_txpwr_mode; 4262 u8 txpwr_restrict_mode; 4263 u8 txpwr_ref; 4264 u8 __rsv2[3]; 4265 } __packed req = { 4266 .band_idx = phy->mt76->band_idx, 4267 .tag = cpu_to_le16(UNI_CMD_SR_SET_PARAM), 4268 .len = cpu_to_le16(sizeof(req) - 4), 4269 .obss_pd_min = cpu_to_le16(max_th), 4270 .obss_pd_min_srg = cpu_to_le16(max_th), 4271 .txpwr_restrict_mode = 2, 4272 .txpwr_ref = 21 4273 }; 4274 int ret; 4275 4276 /* disable firmware dynamical PD asjustment */ 4277 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_DPD, false); 4278 if (ret) 4279 return ret; 4280 4281 if (he_obss_pd->sr_ctrl & 4282 IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED) 4283 req.pd_th_non_srg = max_th; 4284 else if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT) 4285 req.pd_th_non_srg = max_th - he_obss_pd->non_srg_max_offset; 4286 else 4287 req.pd_th_non_srg = non_srg_max_th; 4288 4289 if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT) 4290 req.pd_th_srg = max_th - he_obss_pd->max_offset; 4291 4292 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR), 4293 &req, sizeof(req), true); 4294 } 4295 4296 static int 4297 mt7996_mcu_set_obss_spr_siga(struct mt7996_phy *phy, 4298 struct mt7996_vif_link *link, 4299 struct ieee80211_he_obss_pd *he_obss_pd) 4300 { 4301 struct mt7996_dev *dev = phy->dev; 4302 u8 omac = link->mt76.omac_idx; 4303 struct { 4304 u8 band_idx; 4305 u8 __rsv[3]; 4306 4307 __le16 tag; 4308 __le16 len; 4309 4310 u8 omac; 4311 u8 __rsv2[3]; 4312 u8 flag[20]; 4313 } __packed req = { 4314 .band_idx = phy->mt76->band_idx, 4315 .tag = cpu_to_le16(UNI_CMD_SR_SET_SIGA), 4316 .len = cpu_to_le16(sizeof(req) - 4), 4317 .omac = omac > HW_BSSID_MAX ? omac - 12 : omac, 4318 }; 4319 int ret; 4320 4321 if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED) 4322 req.flag[req.omac] = 0xf; 4323 else 4324 return 0; 4325 4326 /* switch to normal AP mode */ 4327 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_MODE, 0); 4328 if (ret) 4329 return ret; 4330 4331 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR), 4332 &req, sizeof(req), true); 4333 } 4334 4335 static int 4336 mt7996_mcu_set_obss_spr_bitmap(struct mt7996_phy *phy, 4337 struct ieee80211_he_obss_pd *he_obss_pd) 4338 { 4339 struct mt7996_dev *dev = phy->dev; 4340 struct { 4341 u8 band_idx; 4342 u8 __rsv[3]; 4343 4344 __le16 tag; 4345 __le16 len; 4346 4347 __le32 color_l[2]; 4348 __le32 color_h[2]; 4349 __le32 bssid_l[2]; 4350 __le32 bssid_h[2]; 4351 } __packed req = { 4352 .band_idx = phy->mt76->band_idx, 4353 .tag = cpu_to_le16(UNI_CMD_SR_SET_SRG_BITMAP), 4354 .len = cpu_to_le16(sizeof(req) - 4), 4355 }; 4356 u32 bitmap; 4357 4358 memcpy(&bitmap, he_obss_pd->bss_color_bitmap, sizeof(bitmap)); 4359 req.color_l[req.band_idx] = cpu_to_le32(bitmap); 4360 4361 memcpy(&bitmap, he_obss_pd->bss_color_bitmap + 4, sizeof(bitmap)); 4362 req.color_h[req.band_idx] = cpu_to_le32(bitmap); 4363 4364 memcpy(&bitmap, he_obss_pd->partial_bssid_bitmap, sizeof(bitmap)); 4365 req.bssid_l[req.band_idx] = cpu_to_le32(bitmap); 4366 4367 memcpy(&bitmap, he_obss_pd->partial_bssid_bitmap + 4, sizeof(bitmap)); 4368 req.bssid_h[req.band_idx] = cpu_to_le32(bitmap); 4369 4370 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR), &req, 4371 sizeof(req), true); 4372 } 4373 4374 int mt7996_mcu_add_obss_spr(struct mt7996_phy *phy, 4375 struct mt7996_vif_link *link, 4376 struct ieee80211_he_obss_pd *he_obss_pd) 4377 { 4378 int ret; 4379 4380 /* enable firmware scene detection algorithms */ 4381 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_SD, 4382 sr_scene_detect); 4383 if (ret) 4384 return ret; 4385 4386 /* firmware dynamically adjusts PD threshold so skip manual control */ 4387 if (sr_scene_detect && !he_obss_pd->enable) 4388 return 0; 4389 4390 /* enable spatial reuse */ 4391 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE, 4392 he_obss_pd->enable); 4393 if (ret) 4394 return ret; 4395 4396 if (sr_scene_detect || !he_obss_pd->enable) 4397 return 0; 4398 4399 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_TX, true); 4400 if (ret) 4401 return ret; 4402 4403 /* set SRG/non-SRG OBSS PD threshold */ 4404 ret = mt7996_mcu_set_obss_spr_pd(phy, he_obss_pd); 4405 if (ret) 4406 return ret; 4407 4408 /* Set SR prohibit */ 4409 ret = mt7996_mcu_set_obss_spr_siga(phy, link, he_obss_pd); 4410 if (ret) 4411 return ret; 4412 4413 /* set SRG BSS color/BSSID bitmap */ 4414 return mt7996_mcu_set_obss_spr_bitmap(phy, he_obss_pd); 4415 } 4416 4417 int mt7996_mcu_update_bss_color(struct mt7996_dev *dev, 4418 struct mt76_vif_link *mlink, 4419 struct cfg80211_he_bss_color *he_bss_color) 4420 { 4421 int len = sizeof(struct bss_req_hdr) + sizeof(struct bss_color_tlv); 4422 struct bss_color_tlv *bss_color; 4423 struct sk_buff *skb; 4424 struct tlv *tlv; 4425 4426 skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, mlink, len); 4427 if (IS_ERR(skb)) 4428 return PTR_ERR(skb); 4429 4430 tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_BSS_COLOR, 4431 sizeof(*bss_color)); 4432 bss_color = (struct bss_color_tlv *)tlv; 4433 bss_color->enable = he_bss_color->enabled; 4434 bss_color->color = he_bss_color->color; 4435 4436 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 4437 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 4438 } 4439 4440 #define TWT_AGRT_TRIGGER BIT(0) 4441 #define TWT_AGRT_ANNOUNCE BIT(1) 4442 #define TWT_AGRT_PROTECT BIT(2) 4443 4444 int mt7996_mcu_twt_agrt_update(struct mt7996_dev *dev, 4445 struct mt7996_vif_link *link, 4446 struct mt7996_twt_flow *flow, 4447 int cmd) 4448 { 4449 struct { 4450 /* fixed field */ 4451 u8 bss; 4452 u8 _rsv[3]; 4453 4454 __le16 tag; 4455 __le16 len; 4456 u8 tbl_idx; 4457 u8 cmd; 4458 u8 own_mac_idx; 4459 u8 flowid; /* 0xff for group id */ 4460 __le16 peer_id; /* specify the peer_id (msb=0) 4461 * or group_id (msb=1) 4462 */ 4463 u8 duration; /* 256 us */ 4464 u8 bss_idx; 4465 __le64 start_tsf; 4466 __le16 mantissa; 4467 u8 exponent; 4468 u8 is_ap; 4469 u8 agrt_params; 4470 u8 __rsv2[23]; 4471 } __packed req = { 4472 .tag = cpu_to_le16(UNI_CMD_TWT_ARGT_UPDATE), 4473 .len = cpu_to_le16(sizeof(req) - 4), 4474 .tbl_idx = flow->table_id, 4475 .cmd = cmd, 4476 .own_mac_idx = link->mt76.omac_idx, 4477 .flowid = flow->id, 4478 .peer_id = cpu_to_le16(flow->wcid), 4479 .duration = flow->duration, 4480 .bss = link->mt76.idx, 4481 .bss_idx = link->mt76.idx, 4482 .start_tsf = cpu_to_le64(flow->tsf), 4483 .mantissa = flow->mantissa, 4484 .exponent = flow->exp, 4485 .is_ap = true, 4486 }; 4487 4488 if (flow->protection) 4489 req.agrt_params |= TWT_AGRT_PROTECT; 4490 if (!flow->flowtype) 4491 req.agrt_params |= TWT_AGRT_ANNOUNCE; 4492 if (flow->trigger) 4493 req.agrt_params |= TWT_AGRT_TRIGGER; 4494 4495 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(TWT), 4496 &req, sizeof(req), true); 4497 } 4498 4499 int mt7996_mcu_set_rts_thresh(struct mt7996_phy *phy, u32 val) 4500 { 4501 struct { 4502 u8 band_idx; 4503 u8 _rsv[3]; 4504 4505 __le16 tag; 4506 __le16 len; 4507 __le32 len_thresh; 4508 __le32 pkt_thresh; 4509 } __packed req = { 4510 .band_idx = phy->mt76->band_idx, 4511 .tag = cpu_to_le16(UNI_BAND_CONFIG_RTS_THRESHOLD), 4512 .len = cpu_to_le16(sizeof(req) - 4), 4513 .len_thresh = cpu_to_le32(val), 4514 .pkt_thresh = cpu_to_le32(0x2), 4515 }; 4516 4517 return mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(BAND_CONFIG), 4518 &req, sizeof(req), true); 4519 } 4520 4521 int mt7996_mcu_set_radio_en(struct mt7996_phy *phy, bool enable) 4522 { 4523 struct { 4524 u8 band_idx; 4525 u8 _rsv[3]; 4526 4527 __le16 tag; 4528 __le16 len; 4529 u8 enable; 4530 u8 _rsv2[3]; 4531 } __packed req = { 4532 .band_idx = phy->mt76->band_idx, 4533 .tag = cpu_to_le16(UNI_BAND_CONFIG_RADIO_ENABLE), 4534 .len = cpu_to_le16(sizeof(req) - 4), 4535 .enable = enable, 4536 }; 4537 4538 return mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(BAND_CONFIG), 4539 &req, sizeof(req), true); 4540 } 4541 4542 int mt7996_mcu_rdd_cmd(struct mt7996_dev *dev, int cmd, u8 rdd_idx, u8 val) 4543 { 4544 struct { 4545 u8 _rsv[4]; 4546 4547 __le16 tag; 4548 __le16 len; 4549 4550 u8 ctrl; 4551 u8 rdd_idx; 4552 u8 rdd_rx_sel; 4553 u8 val; 4554 u8 rsv[4]; 4555 } __packed req = { 4556 .tag = cpu_to_le16(UNI_RDD_CTRL_PARM), 4557 .len = cpu_to_le16(sizeof(req) - 4), 4558 .ctrl = cmd, 4559 .rdd_idx = rdd_idx, 4560 .val = val, 4561 }; 4562 4563 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL), 4564 &req, sizeof(req), true); 4565 } 4566 4567 int mt7996_mcu_wtbl_update_hdr_trans(struct mt7996_dev *dev, 4568 struct ieee80211_vif *vif, 4569 struct mt7996_vif_link *link, 4570 struct mt7996_sta_link *msta_link) 4571 { 4572 struct sk_buff *skb; 4573 4574 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &link->mt76, 4575 &msta_link->wcid, 4576 MT7996_STA_UPDATE_MAX_SIZE); 4577 if (IS_ERR(skb)) 4578 return PTR_ERR(skb); 4579 4580 /* starec hdr trans */ 4581 mt7996_mcu_sta_hdr_trans_tlv(dev, skb, vif, &msta_link->wcid); 4582 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 4583 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 4584 } 4585 4586 int mt7996_mcu_set_fixed_rate_table(struct mt7996_phy *phy, u8 table_idx, 4587 u16 rate_idx, bool beacon) 4588 { 4589 #define UNI_FIXED_RATE_TABLE_SET 0 4590 #define SPE_IXD_SELECT_TXD 0 4591 #define SPE_IXD_SELECT_BMC_WTBL 1 4592 struct mt7996_dev *dev = phy->dev; 4593 struct fixed_rate_table_ctrl req = { 4594 .tag = cpu_to_le16(UNI_FIXED_RATE_TABLE_SET), 4595 .len = cpu_to_le16(sizeof(req) - 4), 4596 .table_idx = table_idx, 4597 .rate_idx = cpu_to_le16(rate_idx), 4598 .gi = 1, 4599 .he_ltf = 1, 4600 }; 4601 u8 band_idx = phy->mt76->band_idx; 4602 4603 if (beacon) { 4604 req.spe_idx_sel = SPE_IXD_SELECT_TXD; 4605 req.spe_idx = 24 + band_idx; 4606 phy->beacon_rate = rate_idx; 4607 } else { 4608 req.spe_idx_sel = SPE_IXD_SELECT_BMC_WTBL; 4609 } 4610 4611 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(FIXED_RATE_TABLE), 4612 &req, sizeof(req), false); 4613 } 4614 4615 int mt7996_mcu_rf_regval(struct mt7996_dev *dev, u32 regidx, u32 *val, bool set) 4616 { 4617 struct { 4618 u8 __rsv1[4]; 4619 4620 __le16 tag; 4621 __le16 len; 4622 __le16 idx; 4623 u8 __rsv2[2]; 4624 __le32 ofs; 4625 __le32 data; 4626 } __packed *res, req = { 4627 .tag = cpu_to_le16(UNI_CMD_ACCESS_RF_REG_BASIC), 4628 .len = cpu_to_le16(sizeof(req) - 4), 4629 4630 .idx = cpu_to_le16(u32_get_bits(regidx, GENMASK(31, 24))), 4631 .ofs = cpu_to_le32(u32_get_bits(regidx, GENMASK(23, 0))), 4632 .data = set ? cpu_to_le32(*val) : 0, 4633 }; 4634 struct sk_buff *skb; 4635 int ret; 4636 4637 if (set) 4638 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(REG_ACCESS), 4639 &req, sizeof(req), true); 4640 4641 ret = mt76_mcu_send_and_get_msg(&dev->mt76, 4642 MCU_WM_UNI_CMD_QUERY(REG_ACCESS), 4643 &req, sizeof(req), true, &skb); 4644 if (ret) 4645 return ret; 4646 4647 res = (void *)skb->data; 4648 *val = le32_to_cpu(res->data); 4649 dev_kfree_skb(skb); 4650 4651 return 0; 4652 } 4653 4654 int mt7996_mcu_trigger_assert(struct mt7996_dev *dev) 4655 { 4656 struct { 4657 __le16 tag; 4658 __le16 len; 4659 u8 enable; 4660 u8 rsv[3]; 4661 } __packed req = { 4662 .len = cpu_to_le16(sizeof(req) - 4), 4663 .enable = true, 4664 }; 4665 4666 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(ASSERT_DUMP), 4667 &req, sizeof(req), false); 4668 } 4669 4670 int mt7996_mcu_set_rro(struct mt7996_dev *dev, u16 tag, u16 val) 4671 { 4672 struct { 4673 u8 __rsv1[4]; 4674 __le16 tag; 4675 __le16 len; 4676 union { 4677 struct { 4678 u8 type; 4679 u8 __rsv2[3]; 4680 } __packed platform_type; 4681 struct { 4682 u8 type; 4683 u8 dest; 4684 u8 __rsv2[2]; 4685 } __packed bypass_mode; 4686 struct { 4687 u8 path; 4688 u8 __rsv2[3]; 4689 } __packed txfree_path; 4690 struct { 4691 __le16 flush_one; 4692 __le16 flush_all; 4693 u8 __rsv2[4]; 4694 } __packed timeout; 4695 }; 4696 } __packed req = { 4697 .tag = cpu_to_le16(tag), 4698 .len = cpu_to_le16(sizeof(req) - 4), 4699 }; 4700 4701 switch (tag) { 4702 case UNI_RRO_SET_PLATFORM_TYPE: 4703 req.platform_type.type = val; 4704 break; 4705 case UNI_RRO_SET_BYPASS_MODE: 4706 req.bypass_mode.type = val; 4707 break; 4708 case UNI_RRO_SET_TXFREE_PATH: 4709 req.txfree_path.path = val; 4710 break; 4711 case UNI_RRO_SET_FLUSH_TIMEOUT: 4712 req.timeout.flush_one = cpu_to_le16(val); 4713 req.timeout.flush_all = cpu_to_le16(2 * val); 4714 break; 4715 default: 4716 return -EINVAL; 4717 } 4718 4719 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RRO), &req, 4720 sizeof(req), true); 4721 } 4722 4723 int mt7996_mcu_get_all_sta_info(struct mt7996_phy *phy, u16 tag) 4724 { 4725 struct mt7996_dev *dev = phy->dev; 4726 struct { 4727 u8 _rsv[4]; 4728 4729 __le16 tag; 4730 __le16 len; 4731 } __packed req = { 4732 .tag = cpu_to_le16(tag), 4733 .len = cpu_to_le16(sizeof(req) - 4), 4734 }; 4735 4736 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(ALL_STA_INFO), 4737 &req, sizeof(req), false); 4738 } 4739 4740 int mt7996_mcu_wed_rro_reset_sessions(struct mt7996_dev *dev, u16 id) 4741 { 4742 struct { 4743 u8 __rsv[4]; 4744 4745 __le16 tag; 4746 __le16 len; 4747 __le16 session_id; 4748 u8 pad[4]; 4749 } __packed req = { 4750 .tag = cpu_to_le16(UNI_RRO_DEL_BA_SESSION), 4751 .len = cpu_to_le16(sizeof(req) - 4), 4752 .session_id = cpu_to_le16(id), 4753 }; 4754 4755 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RRO), &req, 4756 sizeof(req), true); 4757 } 4758 4759 int mt7996_mcu_set_sniffer_mode(struct mt7996_phy *phy, bool enabled) 4760 { 4761 struct mt7996_dev *dev = phy->dev; 4762 struct { 4763 u8 band_idx; 4764 u8 _rsv[3]; 4765 __le16 tag; 4766 __le16 len; 4767 u8 enable; 4768 u8 _pad[3]; 4769 } __packed req = { 4770 .band_idx = phy->mt76->band_idx, 4771 .tag = 0, 4772 .len = cpu_to_le16(sizeof(req) - 4), 4773 .enable = enabled, 4774 }; 4775 4776 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SNIFFER), &req, 4777 sizeof(req), true); 4778 } 4779 4780 int mt7996_mcu_set_txpower_sku(struct mt7996_phy *phy) 4781 { 4782 #define TX_POWER_LIMIT_TABLE_RATE 0 4783 struct mt7996_dev *dev = phy->dev; 4784 struct mt76_phy *mphy = phy->mt76; 4785 struct tx_power_limit_table_ctrl { 4786 u8 __rsv1[4]; 4787 4788 __le16 tag; 4789 __le16 len; 4790 u8 power_ctrl_id; 4791 u8 power_limit_type; 4792 u8 band_idx; 4793 } __packed req = { 4794 .tag = cpu_to_le16(UNI_TXPOWER_POWER_LIMIT_TABLE_CTRL), 4795 .len = cpu_to_le16(sizeof(req) + MT7996_SKU_PATH_NUM - 4), 4796 .power_ctrl_id = UNI_TXPOWER_POWER_LIMIT_TABLE_CTRL, 4797 .power_limit_type = TX_POWER_LIMIT_TABLE_RATE, 4798 .band_idx = phy->mt76->band_idx, 4799 }; 4800 struct mt76_power_limits la = {}; 4801 struct sk_buff *skb; 4802 int i, tx_power; 4803 4804 tx_power = mt76_get_power_bound(mphy, phy->txpower); 4805 tx_power = mt76_get_rate_power_limits(mphy, mphy->chandef.chan, 4806 &la, tx_power); 4807 mphy->txpower_cur = tx_power; 4808 4809 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, 4810 sizeof(req) + MT7996_SKU_PATH_NUM); 4811 if (!skb) 4812 return -ENOMEM; 4813 4814 skb_put_data(skb, &req, sizeof(req)); 4815 /* cck and ofdm */ 4816 skb_put_data(skb, &la.cck, sizeof(la.cck)); 4817 skb_put_data(skb, &la.ofdm, sizeof(la.ofdm)); 4818 /* ht20 */ 4819 skb_put_data(skb, &la.mcs[0], 8); 4820 /* ht40 */ 4821 skb_put_data(skb, &la.mcs[1], 9); 4822 4823 /* vht */ 4824 for (i = 0; i < 4; i++) { 4825 skb_put_data(skb, &la.mcs[i], sizeof(la.mcs[i])); 4826 skb_put_zero(skb, 2); /* padding */ 4827 } 4828 4829 /* he */ 4830 skb_put_data(skb, &la.ru[0], sizeof(la.ru)); 4831 /* eht */ 4832 skb_put_data(skb, &la.eht[0], sizeof(la.eht)); 4833 4834 /* padding */ 4835 skb_put_zero(skb, MT7996_SKU_PATH_NUM - MT7996_SKU_RATE_NUM); 4836 4837 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 4838 MCU_WM_UNI_CMD(TXPOWER), true); 4839 } 4840 4841 int mt7996_mcu_cp_support(struct mt7996_dev *dev, u8 mode) 4842 { 4843 __le32 cp_mode; 4844 4845 if (mode < mt76_connac_lmac_mapping(IEEE80211_AC_BE) || 4846 mode > mt76_connac_lmac_mapping(IEEE80211_AC_VO)) 4847 return -EINVAL; 4848 4849 if (!mt7996_has_wa(dev)) { 4850 struct { 4851 u8 _rsv[4]; 4852 4853 __le16 tag; 4854 __le16 len; 4855 u8 cp_mode; 4856 u8 rsv[3]; 4857 } __packed req = { 4858 .tag = cpu_to_le16(UNI_CMD_SDO_CP_MODE), 4859 .len = cpu_to_le16(sizeof(req) - 4), 4860 .cp_mode = mode, 4861 }; 4862 4863 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_UNI_CMD(SDO), 4864 &req, sizeof(req), false); 4865 } 4866 4867 cp_mode = cpu_to_le32(mode); 4868 4869 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_EXT_CMD(CP_SUPPORT), 4870 &cp_mode, sizeof(cp_mode), true); 4871 } 4872