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 void 246 mt7996_mcu_set_timeout(struct mt76_dev *mdev, int cmd) 247 { 248 mdev->mcu.timeout = 5 * HZ; 249 250 if (!(cmd & __MCU_CMD_FIELD_UNI)) 251 return; 252 253 switch (FIELD_GET(__MCU_CMD_FIELD_ID, cmd)) { 254 case MCU_UNI_CMD_THERMAL: 255 case MCU_UNI_CMD_TWT: 256 case MCU_UNI_CMD_GET_MIB_INFO: 257 case MCU_UNI_CMD_STA_REC_UPDATE: 258 case MCU_UNI_CMD_BSS_INFO_UPDATE: 259 mdev->mcu.timeout = 2 * HZ; 260 return; 261 case MCU_UNI_CMD_EFUSE_CTRL: 262 mdev->mcu.timeout = 20 * HZ; 263 return; 264 default: 265 break; 266 } 267 } 268 269 static int 270 mt7996_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb, 271 int cmd, int *wait_seq) 272 { 273 struct mt7996_dev *dev = container_of(mdev, struct mt7996_dev, mt76); 274 int txd_len, mcu_cmd = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); 275 struct mt76_connac2_mcu_uni_txd *uni_txd; 276 struct mt76_connac2_mcu_txd *mcu_txd; 277 enum mt76_mcuq_id qid; 278 __le32 *txd; 279 u32 val; 280 u8 seq; 281 282 mt7996_mcu_set_timeout(mdev, cmd); 283 284 seq = ++dev->mt76.mcu.msg_seq & 0xf; 285 if (!seq) 286 seq = ++dev->mt76.mcu.msg_seq & 0xf; 287 288 if (cmd == MCU_CMD(FW_SCATTER)) { 289 qid = MT_MCUQ_FWDL; 290 goto exit; 291 } 292 293 txd_len = cmd & __MCU_CMD_FIELD_UNI ? sizeof(*uni_txd) : sizeof(*mcu_txd); 294 txd = (__le32 *)skb_push(skb, txd_len); 295 if (test_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state) && mt7996_has_wa(dev)) 296 qid = MT_MCUQ_WA; 297 else 298 qid = MT_MCUQ_WM; 299 300 val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len) | 301 FIELD_PREP(MT_TXD0_PKT_FMT, MT_TX_TYPE_CMD) | 302 FIELD_PREP(MT_TXD0_Q_IDX, MT_TX_MCU_PORT_RX_Q0); 303 txd[0] = cpu_to_le32(val); 304 305 val = FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_CMD); 306 txd[1] = cpu_to_le32(val); 307 308 if (cmd & __MCU_CMD_FIELD_UNI) { 309 uni_txd = (struct mt76_connac2_mcu_uni_txd *)txd; 310 uni_txd->len = cpu_to_le16(skb->len - sizeof(uni_txd->txd)); 311 uni_txd->cid = cpu_to_le16(mcu_cmd); 312 uni_txd->s2d_index = MCU_S2D_H2CN; 313 uni_txd->pkt_type = MCU_PKT_ID; 314 uni_txd->seq = seq; 315 316 if (cmd & __MCU_CMD_FIELD_QUERY) 317 uni_txd->option = MCU_CMD_UNI_QUERY_ACK; 318 else 319 uni_txd->option = MCU_CMD_UNI_EXT_ACK; 320 321 if ((cmd & __MCU_CMD_FIELD_WA) && (cmd & __MCU_CMD_FIELD_WM)) 322 uni_txd->s2d_index = MCU_S2D_H2CN; 323 else if (cmd & __MCU_CMD_FIELD_WA) 324 uni_txd->s2d_index = MCU_S2D_H2C; 325 else if (cmd & __MCU_CMD_FIELD_WM) 326 uni_txd->s2d_index = MCU_S2D_H2N; 327 328 goto exit; 329 } 330 331 mcu_txd = (struct mt76_connac2_mcu_txd *)txd; 332 mcu_txd->len = cpu_to_le16(skb->len - sizeof(mcu_txd->txd)); 333 mcu_txd->pq_id = cpu_to_le16(MCU_PQ_ID(MT_TX_PORT_IDX_MCU, 334 MT_TX_MCU_PORT_RX_Q0)); 335 mcu_txd->pkt_type = MCU_PKT_ID; 336 mcu_txd->seq = seq; 337 338 mcu_txd->cid = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); 339 mcu_txd->set_query = MCU_Q_NA; 340 mcu_txd->ext_cid = FIELD_GET(__MCU_CMD_FIELD_EXT_ID, cmd); 341 if (mcu_txd->ext_cid) { 342 mcu_txd->ext_cid_ack = 1; 343 344 if (cmd & __MCU_CMD_FIELD_QUERY) 345 mcu_txd->set_query = MCU_Q_QUERY; 346 else 347 mcu_txd->set_query = MCU_Q_SET; 348 } 349 350 if (cmd & __MCU_CMD_FIELD_WA) 351 mcu_txd->s2d_index = MCU_S2D_H2C; 352 else 353 mcu_txd->s2d_index = MCU_S2D_H2N; 354 355 exit: 356 if (wait_seq) 357 *wait_seq = seq; 358 359 return mt76_tx_queue_skb_raw(dev, mdev->q_mcu[qid], skb, 0); 360 } 361 362 int mt7996_mcu_wa_cmd(struct mt7996_dev *dev, int cmd, u32 a1, u32 a2, u32 a3) 363 { 364 struct { 365 u8 _rsv[4]; 366 367 __le16 tag; 368 __le16 len; 369 __le32 args[3]; 370 } __packed req = { 371 .args = { 372 cpu_to_le32(a1), 373 cpu_to_le32(a2), 374 cpu_to_le32(a3), 375 }, 376 }; 377 378 if (mt7996_has_wa(dev)) 379 return mt76_mcu_send_msg(&dev->mt76, cmd, &req.args, 380 sizeof(req.args), false); 381 382 req.tag = cpu_to_le16(cmd == MCU_WA_PARAM_CMD(QUERY) ? UNI_CMD_SDO_QUERY : 383 UNI_CMD_SDO_SET); 384 req.len = cpu_to_le16(sizeof(req) - 4); 385 386 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_UNI_CMD(SDO), &req, 387 sizeof(req), false); 388 } 389 390 static void 391 mt7996_mcu_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) 392 { 393 if (!vif->bss_conf.csa_active || vif->type == NL80211_IFTYPE_STATION) 394 return; 395 396 ieee80211_csa_finish(vif, 0); 397 } 398 399 static void 400 mt7996_mcu_rx_radar_detected(struct mt7996_dev *dev, struct sk_buff *skb) 401 { 402 struct mt76_phy *mphy = &dev->mt76.phy; 403 struct mt7996_mcu_rdd_report *r; 404 405 r = (struct mt7996_mcu_rdd_report *)skb->data; 406 407 switch (r->rdd_idx) { 408 case MT_RDD_IDX_BAND2: 409 mphy = dev->mt76.phys[MT_BAND2]; 410 break; 411 case MT_RDD_IDX_BAND1: 412 mphy = dev->mt76.phys[MT_BAND1]; 413 break; 414 case MT_RDD_IDX_BACKGROUND: 415 if (!dev->rdd2_phy) 416 return; 417 mphy = dev->rdd2_phy->mt76; 418 break; 419 default: 420 dev_err(dev->mt76.dev, "Unknown RDD idx %d\n", r->rdd_idx); 421 return; 422 } 423 424 if (!mphy) 425 return; 426 427 if (r->rdd_idx == MT_RDD_IDX_BACKGROUND) 428 cfg80211_background_radar_event(mphy->hw->wiphy, 429 &dev->rdd2_chandef, 430 GFP_ATOMIC); 431 else 432 ieee80211_radar_detected(mphy->hw, NULL); 433 dev->hw_pattern++; 434 } 435 436 static void 437 mt7996_mcu_rx_log_message(struct mt7996_dev *dev, struct sk_buff *skb) 438 { 439 #define UNI_EVENT_FW_LOG_FORMAT 0 440 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 441 const char *data = (char *)&rxd[1] + 4, *type; 442 struct tlv *tlv = (struct tlv *)data; 443 int len; 444 445 if (!(rxd->option & MCU_UNI_CMD_EVENT)) { 446 len = skb->len - sizeof(*rxd); 447 data = (char *)&rxd[1]; 448 goto out; 449 } 450 451 if (le16_to_cpu(tlv->tag) != UNI_EVENT_FW_LOG_FORMAT) 452 return; 453 454 data += sizeof(*tlv) + 4; 455 len = le16_to_cpu(tlv->len) - sizeof(*tlv) - 4; 456 457 out: 458 switch (rxd->s2d_index) { 459 case 0: 460 if (mt7996_debugfs_rx_log(dev, data, len)) 461 return; 462 463 type = "WM"; 464 break; 465 case 2: 466 type = "WA"; 467 break; 468 default: 469 type = "unknown"; 470 break; 471 } 472 473 wiphy_info(mt76_hw(dev)->wiphy, "%s: %.*s", type, len, data); 474 } 475 476 static void 477 mt7996_mcu_cca_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) 478 { 479 if (!vif->bss_conf.color_change_active || vif->type == NL80211_IFTYPE_STATION) 480 return; 481 482 ieee80211_color_change_finish(vif, 0); 483 } 484 485 static void 486 mt7996_mcu_ie_countdown(struct mt7996_dev *dev, struct sk_buff *skb) 487 { 488 #define UNI_EVENT_IE_COUNTDOWN_CSA 0 489 #define UNI_EVENT_IE_COUNTDOWN_BCC 1 490 struct header { 491 u8 band; 492 u8 rsv[3]; 493 }; 494 struct mt76_phy *mphy = &dev->mt76.phy; 495 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 496 const char *data = (char *)&rxd[1], *tail; 497 struct header *hdr = (struct header *)data; 498 struct tlv *tlv = (struct tlv *)(data + 4); 499 500 if (hdr->band >= ARRAY_SIZE(dev->mt76.phys)) 501 return; 502 503 if (hdr->band && dev->mt76.phys[hdr->band]) 504 mphy = dev->mt76.phys[hdr->band]; 505 506 tail = skb->data + skb->len; 507 data += sizeof(struct header); 508 while (data + sizeof(struct tlv) < tail && le16_to_cpu(tlv->len)) { 509 switch (le16_to_cpu(tlv->tag)) { 510 case UNI_EVENT_IE_COUNTDOWN_CSA: 511 ieee80211_iterate_active_interfaces_atomic(mphy->hw, 512 IEEE80211_IFACE_ITER_RESUME_ALL, 513 mt7996_mcu_csa_finish, mphy->hw); 514 break; 515 case UNI_EVENT_IE_COUNTDOWN_BCC: 516 ieee80211_iterate_active_interfaces_atomic(mphy->hw, 517 IEEE80211_IFACE_ITER_RESUME_ALL, 518 mt7996_mcu_cca_finish, mphy->hw); 519 break; 520 } 521 522 data += le16_to_cpu(tlv->len); 523 tlv = (struct tlv *)data; 524 } 525 } 526 527 static int 528 mt7996_mcu_update_tx_gi(struct rate_info *rate, struct all_sta_trx_rate *mcu_rate) 529 { 530 switch (mcu_rate->tx_mode) { 531 case MT_PHY_TYPE_CCK: 532 case MT_PHY_TYPE_OFDM: 533 break; 534 case MT_PHY_TYPE_HT: 535 case MT_PHY_TYPE_HT_GF: 536 case MT_PHY_TYPE_VHT: 537 if (mcu_rate->tx_gi) 538 rate->flags |= RATE_INFO_FLAGS_SHORT_GI; 539 else 540 rate->flags &= ~RATE_INFO_FLAGS_SHORT_GI; 541 break; 542 case MT_PHY_TYPE_HE_SU: 543 case MT_PHY_TYPE_HE_EXT_SU: 544 case MT_PHY_TYPE_HE_TB: 545 case MT_PHY_TYPE_HE_MU: 546 if (mcu_rate->tx_gi > NL80211_RATE_INFO_HE_GI_3_2) 547 return -EINVAL; 548 rate->he_gi = mcu_rate->tx_gi; 549 break; 550 case MT_PHY_TYPE_EHT_SU: 551 case MT_PHY_TYPE_EHT_TRIG: 552 case MT_PHY_TYPE_EHT_MU: 553 if (mcu_rate->tx_gi > NL80211_RATE_INFO_EHT_GI_3_2) 554 return -EINVAL; 555 rate->eht_gi = mcu_rate->tx_gi; 556 break; 557 default: 558 return -EINVAL; 559 } 560 561 return 0; 562 } 563 564 static void 565 mt7996_mcu_rx_all_sta_info_event(struct mt7996_dev *dev, struct sk_buff *skb) 566 { 567 struct mt7996_mcu_all_sta_info_event *res; 568 u16 i; 569 570 skb_pull(skb, sizeof(struct mt7996_mcu_rxd)); 571 572 res = (struct mt7996_mcu_all_sta_info_event *)skb->data; 573 574 for (i = 0; i < le16_to_cpu(res->sta_num); i++) { 575 u8 ac; 576 u16 wlan_idx; 577 struct mt76_wcid *wcid; 578 579 switch (le16_to_cpu(res->tag)) { 580 case UNI_ALL_STA_TXRX_RATE: 581 wlan_idx = le16_to_cpu(res->rate[i].wlan_idx); 582 wcid = mt76_wcid_ptr(dev, wlan_idx); 583 584 if (!wcid) 585 break; 586 587 if (mt7996_mcu_update_tx_gi(&wcid->rate, &res->rate[i])) 588 dev_err(dev->mt76.dev, "Failed to update TX GI\n"); 589 break; 590 case UNI_ALL_STA_TXRX_ADM_STAT: 591 wlan_idx = le16_to_cpu(res->adm_stat[i].wlan_idx); 592 wcid = mt76_wcid_ptr(dev, wlan_idx); 593 594 if (!wcid) 595 break; 596 597 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { 598 wcid->stats.tx_bytes += 599 le32_to_cpu(res->adm_stat[i].tx_bytes[ac]); 600 wcid->stats.rx_bytes += 601 le32_to_cpu(res->adm_stat[i].rx_bytes[ac]); 602 } 603 break; 604 case UNI_ALL_STA_TXRX_MSDU_COUNT: 605 wlan_idx = le16_to_cpu(res->msdu_cnt[i].wlan_idx); 606 wcid = mt76_wcid_ptr(dev, wlan_idx); 607 608 if (!wcid) 609 break; 610 611 wcid->stats.tx_packets += 612 le32_to_cpu(res->msdu_cnt[i].tx_msdu_cnt); 613 wcid->stats.rx_packets += 614 le32_to_cpu(res->msdu_cnt[i].rx_msdu_cnt); 615 break; 616 default: 617 break; 618 } 619 } 620 } 621 622 static void 623 mt7996_mcu_rx_thermal_notify(struct mt7996_dev *dev, struct sk_buff *skb) 624 { 625 #define THERMAL_NOTIFY_TAG 0x4 626 #define THERMAL_NOTIFY 0x2 627 struct mt76_phy *mphy = &dev->mt76.phy; 628 struct mt7996_mcu_thermal_notify *n; 629 struct mt7996_phy *phy; 630 631 n = (struct mt7996_mcu_thermal_notify *)skb->data; 632 633 if (le16_to_cpu(n->tag) != THERMAL_NOTIFY_TAG) 634 return; 635 636 if (n->event_id != THERMAL_NOTIFY) 637 return; 638 639 if (n->band_idx > MT_BAND2) 640 return; 641 642 mphy = dev->mt76.phys[n->band_idx]; 643 if (!mphy) 644 return; 645 646 phy = (struct mt7996_phy *)mphy->priv; 647 phy->throttle_state = n->duty_percent; 648 } 649 650 static void 651 mt7996_mcu_rx_ext_event(struct mt7996_dev *dev, struct sk_buff *skb) 652 { 653 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 654 655 switch (rxd->ext_eid) { 656 case MCU_EXT_EVENT_FW_LOG_2_HOST: 657 mt7996_mcu_rx_log_message(dev, skb); 658 break; 659 default: 660 break; 661 } 662 } 663 664 static void 665 mt7996_mcu_rx_unsolicited_event(struct mt7996_dev *dev, struct sk_buff *skb) 666 { 667 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 668 669 switch (rxd->eid) { 670 case MCU_EVENT_EXT: 671 mt7996_mcu_rx_ext_event(dev, skb); 672 break; 673 case MCU_UNI_EVENT_THERMAL: 674 mt7996_mcu_rx_thermal_notify(dev, skb); 675 break; 676 default: 677 break; 678 } 679 dev_kfree_skb(skb); 680 } 681 682 static void 683 mt7996_mcu_wed_rro_event(struct mt7996_dev *dev, struct sk_buff *skb) 684 { 685 struct mt7996_mcu_wed_rro_event *event = (void *)skb->data; 686 687 if (!mt7996_has_hwrro(dev)) 688 return; 689 690 skb_pull(skb, sizeof(struct mt7996_mcu_rxd) + 4); 691 692 switch (le16_to_cpu(event->tag)) { 693 case UNI_WED_RRO_BA_SESSION_STATUS: { 694 struct mt7996_mcu_wed_rro_ba_event *e; 695 696 while (skb->len >= sizeof(*e)) { 697 struct mt76_rx_tid *tid; 698 struct mt76_wcid *wcid; 699 u16 idx; 700 701 e = (void *)skb->data; 702 idx = le16_to_cpu(e->wlan_id); 703 wcid = mt76_wcid_ptr(dev, idx); 704 if (!wcid || !wcid->sta) 705 break; 706 707 if (e->tid >= ARRAY_SIZE(wcid->aggr)) 708 break; 709 710 tid = rcu_dereference(wcid->aggr[e->tid]); 711 if (!tid) 712 break; 713 714 tid->id = le16_to_cpu(e->id); 715 skb_pull(skb, sizeof(*e)); 716 } 717 break; 718 } 719 case UNI_WED_RRO_BA_SESSION_DELETE: { 720 struct mt7996_mcu_wed_rro_ba_delete_event *e; 721 722 while (skb->len >= sizeof(*e)) { 723 struct mt7996_wed_rro_session_id *session; 724 725 e = (void *)skb->data; 726 session = kzalloc(sizeof(*session), GFP_ATOMIC); 727 if (!session) 728 break; 729 730 session->id = le16_to_cpu(e->session_id); 731 732 spin_lock_bh(&dev->wed_rro.lock); 733 list_add_tail(&session->list, &dev->wed_rro.poll_list); 734 spin_unlock_bh(&dev->wed_rro.lock); 735 736 ieee80211_queue_work(mt76_hw(dev), &dev->wed_rro.work); 737 skb_pull(skb, sizeof(*e)); 738 } 739 break; 740 } 741 default: 742 break; 743 } 744 } 745 746 static void 747 mt7996_mcu_uni_rx_unsolicited_event(struct mt7996_dev *dev, struct sk_buff *skb) 748 { 749 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 750 751 switch (rxd->eid) { 752 case MCU_UNI_EVENT_FW_LOG_2_HOST: 753 mt7996_mcu_rx_log_message(dev, skb); 754 break; 755 case MCU_UNI_EVENT_IE_COUNTDOWN: 756 mt7996_mcu_ie_countdown(dev, skb); 757 break; 758 case MCU_UNI_EVENT_RDD_REPORT: 759 mt7996_mcu_rx_radar_detected(dev, skb); 760 break; 761 case MCU_UNI_EVENT_ALL_STA_INFO: 762 mt7996_mcu_rx_all_sta_info_event(dev, skb); 763 break; 764 case MCU_UNI_EVENT_WED_RRO: 765 mt7996_mcu_wed_rro_event(dev, skb); 766 break; 767 default: 768 break; 769 } 770 dev_kfree_skb(skb); 771 } 772 773 void mt7996_mcu_rx_event(struct mt7996_dev *dev, struct sk_buff *skb) 774 { 775 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 776 777 if (rxd->option & MCU_UNI_CMD_UNSOLICITED_EVENT) { 778 mt7996_mcu_uni_rx_unsolicited_event(dev, skb); 779 return; 780 } 781 782 /* WA still uses legacy event*/ 783 if (rxd->ext_eid == MCU_EXT_EVENT_FW_LOG_2_HOST || 784 !rxd->seq) 785 mt7996_mcu_rx_unsolicited_event(dev, skb); 786 else 787 mt76_mcu_rx_event(&dev->mt76, skb); 788 } 789 790 static struct tlv * 791 mt7996_mcu_add_uni_tlv(struct sk_buff *skb, u16 tag, u16 len) 792 { 793 struct tlv *ptlv = skb_put_zero(skb, len); 794 795 ptlv->tag = cpu_to_le16(tag); 796 ptlv->len = cpu_to_le16(len); 797 798 return ptlv; 799 } 800 801 static void 802 mt7996_mcu_bss_rfch_tlv(struct sk_buff *skb, struct mt7996_phy *phy) 803 { 804 static const u8 rlm_ch_band[] = { 805 [NL80211_BAND_2GHZ] = 1, 806 [NL80211_BAND_5GHZ] = 2, 807 [NL80211_BAND_6GHZ] = 3, 808 }; 809 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 810 struct bss_rlm_tlv *ch; 811 struct tlv *tlv; 812 int freq1 = chandef->center_freq1; 813 814 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_RLM, sizeof(*ch)); 815 816 ch = (struct bss_rlm_tlv *)tlv; 817 ch->control_channel = chandef->chan->hw_value; 818 ch->center_chan = ieee80211_frequency_to_channel(freq1); 819 ch->bw = mt76_connac_chan_bw(chandef); 820 ch->tx_streams = hweight8(phy->mt76->antenna_mask); 821 ch->rx_streams = hweight8(phy->mt76->antenna_mask); 822 ch->band = rlm_ch_band[chandef->chan->band]; 823 824 if (chandef->width == NL80211_CHAN_WIDTH_80P80) { 825 int freq2 = chandef->center_freq2; 826 827 ch->center_chan2 = ieee80211_frequency_to_channel(freq2); 828 } 829 } 830 831 static void 832 mt7996_mcu_bss_ra_tlv(struct sk_buff *skb, struct mt7996_phy *phy) 833 { 834 struct bss_ra_tlv *ra; 835 struct tlv *tlv; 836 837 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_RA, sizeof(*ra)); 838 839 ra = (struct bss_ra_tlv *)tlv; 840 ra->short_preamble = true; 841 } 842 843 static void 844 mt7996_mcu_bss_he_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 845 struct ieee80211_bss_conf *link_conf, 846 struct mt7996_phy *phy) 847 { 848 #define DEFAULT_HE_PE_DURATION 4 849 #define DEFAULT_HE_DURATION_RTS_THRES 1023 850 const struct ieee80211_sta_he_cap *cap; 851 struct bss_info_uni_he *he; 852 struct tlv *tlv; 853 854 cap = mt76_connac_get_he_phy_cap(phy->mt76, vif); 855 856 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_HE_BASIC, sizeof(*he)); 857 858 he = (struct bss_info_uni_he *)tlv; 859 he->he_pe_duration = link_conf->htc_trig_based_pkt_ext; 860 if (!he->he_pe_duration) 861 he->he_pe_duration = DEFAULT_HE_PE_DURATION; 862 863 he->he_rts_thres = cpu_to_le16(link_conf->frame_time_rts_th); 864 if (!he->he_rts_thres) 865 he->he_rts_thres = cpu_to_le16(DEFAULT_HE_DURATION_RTS_THRES); 866 867 he->max_nss_mcs[CMD_HE_MCS_BW80] = cap->he_mcs_nss_supp.tx_mcs_80; 868 he->max_nss_mcs[CMD_HE_MCS_BW160] = cap->he_mcs_nss_supp.tx_mcs_160; 869 he->max_nss_mcs[CMD_HE_MCS_BW8080] = cap->he_mcs_nss_supp.tx_mcs_80p80; 870 } 871 872 static void 873 mt7996_mcu_bss_mbssid_tlv(struct sk_buff *skb, struct ieee80211_bss_conf *link_conf, 874 bool enable) 875 { 876 struct bss_info_uni_mbssid *mbssid; 877 struct tlv *tlv; 878 879 if (!link_conf->bssid_indicator && enable) 880 return; 881 882 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_11V_MBSSID, sizeof(*mbssid)); 883 884 mbssid = (struct bss_info_uni_mbssid *)tlv; 885 886 if (enable) { 887 mbssid->max_indicator = link_conf->bssid_indicator; 888 mbssid->mbss_idx = link_conf->bssid_index; 889 mbssid->tx_bss_omac_idx = 0; 890 } 891 } 892 893 static void 894 mt7996_mcu_bss_bmc_tlv(struct sk_buff *skb, struct mt76_vif_link *mlink, 895 struct mt7996_phy *phy) 896 { 897 struct bss_rate_tlv *bmc; 898 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 899 enum nl80211_band band = chandef->chan->band; 900 struct tlv *tlv; 901 u8 idx = mlink->mcast_rates_idx ? 902 mlink->mcast_rates_idx : mlink->basic_rates_idx; 903 904 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_RATE, sizeof(*bmc)); 905 906 bmc = (struct bss_rate_tlv *)tlv; 907 908 bmc->short_preamble = (band == NL80211_BAND_2GHZ); 909 bmc->bc_fixed_rate = idx; 910 bmc->mc_fixed_rate = idx; 911 } 912 913 static void 914 mt7996_mcu_bss_txcmd_tlv(struct sk_buff *skb, bool en) 915 { 916 struct bss_txcmd_tlv *txcmd; 917 struct tlv *tlv; 918 919 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_TXCMD, sizeof(*txcmd)); 920 921 txcmd = (struct bss_txcmd_tlv *)tlv; 922 txcmd->txcmd_mode = en; 923 } 924 925 static void 926 mt7996_mcu_bss_mld_tlv(struct sk_buff *skb, 927 struct ieee80211_bss_conf *link_conf, 928 struct mt7996_vif_link *link) 929 { 930 struct ieee80211_vif *vif = link_conf->vif; 931 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 932 struct bss_mld_tlv *mld; 933 struct tlv *tlv; 934 935 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_MLD, sizeof(*mld)); 936 mld = (struct bss_mld_tlv *)tlv; 937 mld->own_mld_id = link->mld_idx; 938 mld->link_id = link_conf->link_id; 939 940 if (ieee80211_vif_is_mld(vif)) { 941 mld->group_mld_id = mvif->mld_group_idx; 942 mld->remap_idx = mvif->mld_remap_idx; 943 memcpy(mld->mac_addr, vif->addr, ETH_ALEN); 944 } else { 945 mld->group_mld_id = 0xff; 946 mld->remap_idx = 0xff; 947 } 948 } 949 950 static void 951 mt7996_mcu_bss_sec_tlv(struct sk_buff *skb, struct mt76_vif_link *mlink) 952 { 953 struct bss_sec_tlv *sec; 954 struct tlv *tlv; 955 956 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_SEC, sizeof(*sec)); 957 958 sec = (struct bss_sec_tlv *)tlv; 959 sec->cipher = mlink->cipher; 960 } 961 962 static int 963 mt7996_mcu_muar_config(struct mt7996_dev *dev, struct mt76_vif_link *mlink, 964 const u8 *addr, bool bssid, bool enable) 965 { 966 #define UNI_MUAR_ENTRY 2 967 u32 idx = mlink->omac_idx - REPEATER_BSSID_START; 968 struct { 969 struct { 970 u8 band; 971 u8 __rsv[3]; 972 } hdr; 973 974 __le16 tag; 975 __le16 len; 976 977 bool smesh; 978 u8 bssid; 979 u8 index; 980 u8 entry_add; 981 u8 addr[ETH_ALEN]; 982 u8 __rsv[2]; 983 } __packed req = { 984 .hdr.band = mlink->band_idx, 985 .tag = cpu_to_le16(UNI_MUAR_ENTRY), 986 .len = cpu_to_le16(sizeof(req) - sizeof(req.hdr)), 987 .smesh = false, 988 .index = idx * 2 + bssid, 989 .entry_add = true, 990 }; 991 992 if (enable) 993 memcpy(req.addr, addr, ETH_ALEN); 994 995 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(REPT_MUAR), &req, 996 sizeof(req), true); 997 } 998 999 static void 1000 mt7996_mcu_bss_ifs_timing_tlv(struct sk_buff *skb, struct mt7996_phy *phy) 1001 { 1002 struct bss_ifs_time_tlv *ifs_time; 1003 struct tlv *tlv; 1004 bool is_2ghz = phy->mt76->chandef.chan->band == NL80211_BAND_2GHZ; 1005 1006 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_IFS_TIME, sizeof(*ifs_time)); 1007 1008 ifs_time = (struct bss_ifs_time_tlv *)tlv; 1009 ifs_time->slot_valid = true; 1010 ifs_time->sifs_valid = true; 1011 ifs_time->rifs_valid = true; 1012 ifs_time->eifs_valid = true; 1013 1014 ifs_time->slot_time = cpu_to_le16(phy->slottime); 1015 ifs_time->sifs_time = cpu_to_le16(10); 1016 ifs_time->rifs_time = cpu_to_le16(2); 1017 ifs_time->eifs_time = cpu_to_le16(is_2ghz ? 78 : 84); 1018 1019 if (is_2ghz) { 1020 ifs_time->eifs_cck_valid = true; 1021 ifs_time->eifs_cck_time = cpu_to_le16(314); 1022 } 1023 } 1024 1025 static int 1026 mt7996_mcu_bss_basic_tlv(struct sk_buff *skb, 1027 struct ieee80211_vif *vif, 1028 struct ieee80211_bss_conf *link_conf, 1029 struct mt76_vif_link *mvif, 1030 struct mt76_phy *phy, u16 wlan_idx, 1031 bool enable) 1032 { 1033 struct cfg80211_chan_def *chandef = &phy->chandef; 1034 struct mt76_connac_bss_basic_tlv *bss; 1035 u32 type = CONNECTION_INFRA_AP; 1036 u16 sta_wlan_idx = wlan_idx; 1037 struct ieee80211_sta *sta; 1038 struct tlv *tlv; 1039 int idx; 1040 1041 switch (vif->type) { 1042 case NL80211_IFTYPE_MESH_POINT: 1043 case NL80211_IFTYPE_AP: 1044 case NL80211_IFTYPE_MONITOR: 1045 break; 1046 case NL80211_IFTYPE_STATION: 1047 if (enable) { 1048 rcu_read_lock(); 1049 sta = ieee80211_find_sta(vif, vif->bss_conf.bssid); 1050 /* TODO: enable BSS_INFO_UAPSD & BSS_INFO_PM */ 1051 if (sta) { 1052 struct mt76_wcid *wcid; 1053 1054 wcid = (struct mt76_wcid *)sta->drv_priv; 1055 sta_wlan_idx = wcid->idx; 1056 } 1057 rcu_read_unlock(); 1058 } 1059 type = CONNECTION_INFRA_STA; 1060 break; 1061 case NL80211_IFTYPE_ADHOC: 1062 type = CONNECTION_IBSS_ADHOC; 1063 break; 1064 default: 1065 WARN_ON(1); 1066 break; 1067 } 1068 1069 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_BASIC, sizeof(*bss)); 1070 1071 bss = (struct mt76_connac_bss_basic_tlv *)tlv; 1072 bss->bcn_interval = cpu_to_le16(link_conf->beacon_int); 1073 bss->dtim_period = link_conf->dtim_period; 1074 bss->bmc_tx_wlan_idx = cpu_to_le16(wlan_idx); 1075 bss->sta_idx = cpu_to_le16(sta_wlan_idx); 1076 bss->conn_type = cpu_to_le32(type); 1077 bss->omac_idx = mvif->omac_idx; 1078 bss->band_idx = mvif->band_idx; 1079 bss->wmm_idx = mvif->wmm_idx; 1080 bss->conn_state = !enable; 1081 bss->active = enable; 1082 1083 idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx; 1084 bss->hw_bss_idx = idx; 1085 1086 if (vif->type == NL80211_IFTYPE_MONITOR) { 1087 memcpy(bss->bssid, phy->macaddr, ETH_ALEN); 1088 return 0; 1089 } 1090 1091 memcpy(bss->bssid, link_conf->bssid, ETH_ALEN); 1092 bss->bcn_interval = cpu_to_le16(link_conf->beacon_int); 1093 bss->dtim_period = vif->bss_conf.dtim_period; 1094 bss->phymode = mt76_connac_get_phy_mode(phy, vif, 1095 chandef->chan->band, NULL); 1096 bss->phymode_ext = mt76_connac_get_phy_mode_ext(phy, &vif->bss_conf, 1097 chandef->chan->band); 1098 1099 return 0; 1100 } 1101 1102 static struct sk_buff * 1103 __mt7996_mcu_alloc_bss_req(struct mt76_dev *dev, struct mt76_vif_link *mvif, int len) 1104 { 1105 struct bss_req_hdr hdr = { 1106 .bss_idx = mvif->idx, 1107 }; 1108 struct sk_buff *skb; 1109 1110 skb = mt76_mcu_msg_alloc(dev, NULL, len); 1111 if (!skb) 1112 return ERR_PTR(-ENOMEM); 1113 1114 skb_put_data(skb, &hdr, sizeof(hdr)); 1115 1116 return skb; 1117 } 1118 1119 int mt7996_mcu_add_bss_info(struct mt7996_phy *phy, struct ieee80211_vif *vif, 1120 struct ieee80211_bss_conf *link_conf, 1121 struct mt76_vif_link *mlink, 1122 struct mt7996_sta_link *msta_link, int enable) 1123 { 1124 struct mt7996_dev *dev = phy->dev; 1125 struct sk_buff *skb; 1126 1127 if (mlink->omac_idx >= REPEATER_BSSID_START) { 1128 mt7996_mcu_muar_config(dev, mlink, link_conf->addr, false, enable); 1129 mt7996_mcu_muar_config(dev, mlink, link_conf->bssid, true, enable); 1130 } 1131 1132 skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, mlink, 1133 MT7996_BSS_UPDATE_MAX_SIZE); 1134 if (IS_ERR(skb)) 1135 return PTR_ERR(skb); 1136 1137 /* bss_basic must be first */ 1138 mt7996_mcu_bss_basic_tlv(skb, vif, link_conf, mlink, phy->mt76, 1139 msta_link->wcid.idx, enable); 1140 mt7996_mcu_bss_sec_tlv(skb, mlink); 1141 1142 if (vif->type == NL80211_IFTYPE_MONITOR) 1143 goto out; 1144 1145 if (enable) { 1146 struct mt7996_vif_link *link; 1147 1148 mt7996_mcu_bss_rfch_tlv(skb, phy); 1149 mt7996_mcu_bss_bmc_tlv(skb, mlink, phy); 1150 mt7996_mcu_bss_ra_tlv(skb, phy); 1151 mt7996_mcu_bss_txcmd_tlv(skb, true); 1152 mt7996_mcu_bss_ifs_timing_tlv(skb, phy); 1153 1154 if (vif->bss_conf.he_support) 1155 mt7996_mcu_bss_he_tlv(skb, vif, link_conf, phy); 1156 1157 /* this tag is necessary no matter if the vif is MLD */ 1158 link = container_of(mlink, struct mt7996_vif_link, mt76); 1159 mt7996_mcu_bss_mld_tlv(skb, link_conf, link); 1160 } 1161 1162 mt7996_mcu_bss_mbssid_tlv(skb, link_conf, enable); 1163 1164 out: 1165 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1166 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 1167 } 1168 1169 int mt7996_mcu_set_timing(struct mt7996_phy *phy, struct ieee80211_vif *vif, 1170 struct ieee80211_bss_conf *link_conf) 1171 { 1172 struct mt7996_dev *dev = phy->dev; 1173 struct mt76_vif_link *mlink = mt76_vif_conf_link(&dev->mt76, vif, link_conf); 1174 struct sk_buff *skb; 1175 1176 skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, mlink, 1177 MT7996_BSS_UPDATE_MAX_SIZE); 1178 if (IS_ERR(skb)) 1179 return PTR_ERR(skb); 1180 1181 mt7996_mcu_bss_ifs_timing_tlv(skb, phy); 1182 1183 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1184 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 1185 } 1186 1187 static int 1188 mt7996_mcu_sta_ba(struct mt7996_dev *dev, struct mt76_vif_link *mvif, 1189 struct ieee80211_ampdu_params *params, 1190 struct mt76_wcid *wcid, bool enable, bool tx) 1191 { 1192 struct sta_rec_ba_uni *ba; 1193 struct sk_buff *skb; 1194 struct tlv *tlv; 1195 1196 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, mvif, wcid, 1197 MT7996_STA_UPDATE_MAX_SIZE); 1198 if (IS_ERR(skb)) 1199 return PTR_ERR(skb); 1200 1201 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BA, sizeof(*ba)); 1202 1203 ba = (struct sta_rec_ba_uni *)tlv; 1204 ba->ba_type = tx ? MT_BA_TYPE_ORIGINATOR : MT_BA_TYPE_RECIPIENT; 1205 ba->winsize = cpu_to_le16(params->buf_size); 1206 ba->ssn = cpu_to_le16(params->ssn); 1207 ba->ba_en = enable << params->tid; 1208 ba->amsdu = params->amsdu; 1209 ba->tid = params->tid; 1210 ba->ba_rdd_rro = !tx && enable && mt7996_has_hwrro(dev); 1211 1212 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1213 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 1214 } 1215 1216 /** starec & wtbl **/ 1217 int mt7996_mcu_add_tx_ba(struct mt7996_dev *dev, 1218 struct ieee80211_ampdu_params *params, 1219 struct ieee80211_vif *vif, bool enable) 1220 { 1221 struct ieee80211_sta *sta = params->sta; 1222 struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; 1223 struct ieee80211_link_sta *link_sta; 1224 unsigned int link_id; 1225 int ret = 0; 1226 1227 for_each_sta_active_link(vif, sta, link_sta, link_id) { 1228 struct mt7996_sta_link *msta_link; 1229 struct mt7996_vif_link *link; 1230 1231 msta_link = mt76_dereference(msta->link[link_id], &dev->mt76); 1232 if (!msta_link) 1233 continue; 1234 1235 link = mt7996_vif_link(dev, vif, link_id); 1236 if (!link) 1237 continue; 1238 1239 if (enable && !params->amsdu) 1240 msta_link->wcid.amsdu = false; 1241 1242 ret = mt7996_mcu_sta_ba(dev, &link->mt76, params, 1243 &msta_link->wcid, enable, true); 1244 if (ret) 1245 break; 1246 } 1247 1248 return ret; 1249 } 1250 1251 int mt7996_mcu_add_rx_ba(struct mt7996_dev *dev, 1252 struct ieee80211_ampdu_params *params, 1253 struct ieee80211_vif *vif, bool enable) 1254 { 1255 struct ieee80211_sta *sta = params->sta; 1256 struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; 1257 struct ieee80211_link_sta *link_sta; 1258 unsigned int link_id; 1259 int ret = 0; 1260 1261 for_each_sta_active_link(vif, sta, link_sta, link_id) { 1262 struct mt7996_sta_link *msta_link; 1263 struct mt7996_vif_link *link; 1264 1265 msta_link = mt76_dereference(msta->link[link_id], &dev->mt76); 1266 if (!msta_link) 1267 continue; 1268 1269 link = mt7996_vif_link(dev, vif, link_id); 1270 if (!link) 1271 continue; 1272 1273 ret = mt7996_mcu_sta_ba(dev, &link->mt76, params, 1274 &msta_link->wcid, enable, false); 1275 if (ret) 1276 break; 1277 } 1278 1279 return ret; 1280 } 1281 1282 static void 1283 mt7996_mcu_sta_he_tlv(struct sk_buff *skb, 1284 struct ieee80211_link_sta *link_sta, 1285 struct mt7996_vif_link *link) 1286 { 1287 struct ieee80211_he_cap_elem *elem = &link_sta->he_cap.he_cap_elem; 1288 struct ieee80211_he_mcs_nss_supp mcs_map; 1289 struct sta_rec_he_v2 *he; 1290 struct tlv *tlv; 1291 int i = 0; 1292 1293 if (!link_sta->he_cap.has_he) 1294 return; 1295 1296 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE_V2, sizeof(*he)); 1297 1298 he = (struct sta_rec_he_v2 *)tlv; 1299 for (i = 0; i < 11; i++) { 1300 if (i < 6) 1301 he->he_mac_cap[i] = elem->mac_cap_info[i]; 1302 he->he_phy_cap[i] = elem->phy_cap_info[i]; 1303 } 1304 1305 mcs_map = link_sta->he_cap.he_mcs_nss_supp; 1306 switch (link_sta->bandwidth) { 1307 case IEEE80211_STA_RX_BW_160: 1308 if (elem->phy_cap_info[0] & 1309 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) 1310 mt7996_mcu_set_sta_he_mcs(link_sta, link, 1311 &he->max_nss_mcs[CMD_HE_MCS_BW8080], 1312 le16_to_cpu(mcs_map.rx_mcs_80p80)); 1313 1314 mt7996_mcu_set_sta_he_mcs(link_sta, link, 1315 &he->max_nss_mcs[CMD_HE_MCS_BW160], 1316 le16_to_cpu(mcs_map.rx_mcs_160)); 1317 fallthrough; 1318 default: 1319 mt7996_mcu_set_sta_he_mcs(link_sta, link, 1320 &he->max_nss_mcs[CMD_HE_MCS_BW80], 1321 le16_to_cpu(mcs_map.rx_mcs_80)); 1322 break; 1323 } 1324 1325 he->pkt_ext = 2; 1326 } 1327 1328 static void 1329 mt7996_mcu_sta_he_6g_tlv(struct sk_buff *skb, 1330 struct ieee80211_link_sta *link_sta) 1331 { 1332 struct sta_rec_he_6g_capa *he_6g; 1333 struct tlv *tlv; 1334 1335 if (!link_sta->he_6ghz_capa.capa) 1336 return; 1337 1338 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE_6G, sizeof(*he_6g)); 1339 1340 he_6g = (struct sta_rec_he_6g_capa *)tlv; 1341 he_6g->capa = link_sta->he_6ghz_capa.capa; 1342 } 1343 1344 static void 1345 mt7996_mcu_sta_eht_tlv(struct sk_buff *skb, 1346 struct ieee80211_link_sta *link_sta) 1347 { 1348 struct mt7996_sta *msta = (struct mt7996_sta *)link_sta->sta->drv_priv; 1349 struct ieee80211_vif *vif = container_of((void *)msta->vif, 1350 struct ieee80211_vif, drv_priv); 1351 struct ieee80211_eht_mcs_nss_supp *mcs_map; 1352 struct ieee80211_eht_cap_elem_fixed *elem; 1353 struct sta_rec_eht *eht; 1354 struct tlv *tlv; 1355 1356 if (!link_sta->eht_cap.has_eht) 1357 return; 1358 1359 mcs_map = &link_sta->eht_cap.eht_mcs_nss_supp; 1360 elem = &link_sta->eht_cap.eht_cap_elem; 1361 1362 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_EHT, sizeof(*eht)); 1363 1364 eht = (struct sta_rec_eht *)tlv; 1365 eht->tid_bitmap = 0xff; 1366 eht->mac_cap = cpu_to_le16(*(u16 *)elem->mac_cap_info); 1367 eht->phy_cap = cpu_to_le64(*(u64 *)elem->phy_cap_info); 1368 eht->phy_cap_ext = cpu_to_le64(elem->phy_cap_info[8]); 1369 1370 if (vif->type != NL80211_IFTYPE_STATION && 1371 (link_sta->he_cap.he_cap_elem.phy_cap_info[0] & 1372 (IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G | 1373 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G | 1374 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G | 1375 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)) == 0) { 1376 memcpy(eht->mcs_map_bw20, &mcs_map->only_20mhz, 1377 sizeof(eht->mcs_map_bw20)); 1378 return; 1379 } 1380 1381 memcpy(eht->mcs_map_bw80, &mcs_map->bw._80, sizeof(eht->mcs_map_bw80)); 1382 memcpy(eht->mcs_map_bw160, &mcs_map->bw._160, sizeof(eht->mcs_map_bw160)); 1383 memcpy(eht->mcs_map_bw320, &mcs_map->bw._320, sizeof(eht->mcs_map_bw320)); 1384 } 1385 1386 static void 1387 mt7996_mcu_sta_ht_tlv(struct sk_buff *skb, struct ieee80211_link_sta *link_sta) 1388 { 1389 struct sta_rec_ht_uni *ht; 1390 struct tlv *tlv; 1391 1392 if (!link_sta->ht_cap.ht_supported) 1393 return; 1394 1395 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht)); 1396 1397 ht = (struct sta_rec_ht_uni *)tlv; 1398 ht->ht_cap = cpu_to_le16(link_sta->ht_cap.cap); 1399 ht->ampdu_param = u8_encode_bits(link_sta->ht_cap.ampdu_factor, 1400 IEEE80211_HT_AMPDU_PARM_FACTOR) | 1401 u8_encode_bits(link_sta->ht_cap.ampdu_density, 1402 IEEE80211_HT_AMPDU_PARM_DENSITY); 1403 } 1404 1405 static void 1406 mt7996_mcu_sta_vht_tlv(struct sk_buff *skb, struct ieee80211_link_sta *link_sta) 1407 { 1408 struct sta_rec_vht *vht; 1409 struct tlv *tlv; 1410 1411 /* For 6G band, this tlv is necessary to let hw work normally */ 1412 if (!link_sta->he_6ghz_capa.capa && !link_sta->vht_cap.vht_supported) 1413 return; 1414 1415 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_VHT, sizeof(*vht)); 1416 1417 vht = (struct sta_rec_vht *)tlv; 1418 vht->vht_cap = cpu_to_le32(link_sta->vht_cap.cap); 1419 vht->vht_rx_mcs_map = link_sta->vht_cap.vht_mcs.rx_mcs_map; 1420 vht->vht_tx_mcs_map = link_sta->vht_cap.vht_mcs.tx_mcs_map; 1421 } 1422 1423 static void 1424 mt7996_mcu_sta_amsdu_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1425 struct ieee80211_vif *vif, 1426 struct ieee80211_link_sta *link_sta, 1427 struct mt7996_sta_link *msta_link) 1428 { 1429 struct sta_rec_amsdu *amsdu; 1430 struct tlv *tlv; 1431 1432 if (vif->type != NL80211_IFTYPE_STATION && 1433 vif->type != NL80211_IFTYPE_MESH_POINT && 1434 vif->type != NL80211_IFTYPE_AP) 1435 return; 1436 1437 if (!link_sta->agg.max_amsdu_len) 1438 return; 1439 1440 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HW_AMSDU, sizeof(*amsdu)); 1441 amsdu = (struct sta_rec_amsdu *)tlv; 1442 amsdu->max_amsdu_num = 8; 1443 amsdu->amsdu_en = true; 1444 msta_link->wcid.amsdu = true; 1445 1446 switch (link_sta->agg.max_amsdu_len) { 1447 case IEEE80211_MAX_MPDU_LEN_VHT_11454: 1448 amsdu->max_mpdu_size = 1449 IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454; 1450 return; 1451 case IEEE80211_MAX_MPDU_LEN_HT_7935: 1452 case IEEE80211_MAX_MPDU_LEN_VHT_7991: 1453 amsdu->max_mpdu_size = IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991; 1454 return; 1455 default: 1456 amsdu->max_mpdu_size = IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895; 1457 return; 1458 } 1459 } 1460 1461 static void 1462 mt7996_mcu_sta_muru_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1463 struct ieee80211_bss_conf *link_conf, 1464 struct ieee80211_link_sta *link_sta) 1465 { 1466 struct ieee80211_he_cap_elem *elem = &link_sta->he_cap.he_cap_elem; 1467 struct sta_rec_muru *muru; 1468 struct tlv *tlv; 1469 1470 if (link_conf->vif->type != NL80211_IFTYPE_STATION && 1471 link_conf->vif->type != NL80211_IFTYPE_AP) 1472 return; 1473 1474 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_MURU, sizeof(*muru)); 1475 1476 muru = (struct sta_rec_muru *)tlv; 1477 muru->cfg.mimo_dl_en = link_conf->eht_mu_beamformer || 1478 link_conf->he_mu_beamformer || 1479 link_conf->vht_mu_beamformer || 1480 link_conf->vht_mu_beamformee; 1481 muru->cfg.ofdma_dl_en = true; 1482 1483 if (link_sta->vht_cap.vht_supported) 1484 muru->mimo_dl.vht_mu_bfee = 1485 !!(link_sta->vht_cap.cap & IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE); 1486 1487 if (!link_sta->he_cap.has_he) 1488 return; 1489 1490 muru->mimo_dl.partial_bw_dl_mimo = 1491 HE_PHY(CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO, elem->phy_cap_info[6]); 1492 1493 muru->mimo_ul.full_ul_mimo = 1494 HE_PHY(CAP2_UL_MU_FULL_MU_MIMO, elem->phy_cap_info[2]); 1495 muru->mimo_ul.partial_ul_mimo = 1496 HE_PHY(CAP2_UL_MU_PARTIAL_MU_MIMO, elem->phy_cap_info[2]); 1497 1498 muru->ofdma_dl.punc_pream_rx = 1499 HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]); 1500 muru->ofdma_dl.he_20m_in_40m_2g = 1501 HE_PHY(CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G, elem->phy_cap_info[8]); 1502 muru->ofdma_dl.he_20m_in_160m = 1503 HE_PHY(CAP8_20MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]); 1504 muru->ofdma_dl.he_80m_in_160m = 1505 HE_PHY(CAP8_80MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]); 1506 1507 muru->ofdma_ul.t_frame_dur = 1508 HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]); 1509 muru->ofdma_ul.mu_cascading = 1510 HE_MAC(CAP2_MU_CASCADING, elem->mac_cap_info[2]); 1511 muru->ofdma_ul.uo_ra = 1512 HE_MAC(CAP3_OFDMA_RA, elem->mac_cap_info[3]); 1513 muru->ofdma_ul.rx_ctrl_frame_to_mbss = 1514 HE_MAC(CAP3_RX_CTRL_FRAME_TO_MULTIBSS, elem->mac_cap_info[3]); 1515 } 1516 1517 static inline bool 1518 mt7996_is_ebf_supported(struct mt7996_phy *phy, 1519 struct ieee80211_bss_conf *link_conf, 1520 struct ieee80211_link_sta *link_sta, bool bfee) 1521 { 1522 int sts = hweight16(phy->mt76->chainmask); 1523 1524 if (link_conf->vif->type != NL80211_IFTYPE_STATION && 1525 link_conf->vif->type != NL80211_IFTYPE_AP) 1526 return false; 1527 1528 if (!bfee && sts < 2) 1529 return false; 1530 1531 if (link_sta->eht_cap.has_eht) { 1532 struct ieee80211_sta_eht_cap *pc = &link_sta->eht_cap; 1533 struct ieee80211_eht_cap_elem_fixed *pe = &pc->eht_cap_elem; 1534 1535 if (bfee) 1536 return link_conf->eht_su_beamformee && 1537 EHT_PHY(CAP0_SU_BEAMFORMER, pe->phy_cap_info[0]); 1538 else 1539 return link_conf->eht_su_beamformer && 1540 EHT_PHY(CAP0_SU_BEAMFORMEE, pe->phy_cap_info[0]); 1541 } 1542 1543 if (link_sta->he_cap.has_he) { 1544 struct ieee80211_he_cap_elem *pe = &link_sta->he_cap.he_cap_elem; 1545 1546 if (bfee) 1547 return link_conf->he_su_beamformee && 1548 HE_PHY(CAP3_SU_BEAMFORMER, pe->phy_cap_info[3]); 1549 else 1550 return link_conf->he_su_beamformer && 1551 HE_PHY(CAP4_SU_BEAMFORMEE, pe->phy_cap_info[4]); 1552 } 1553 1554 if (link_sta->vht_cap.vht_supported) { 1555 u32 cap = link_sta->vht_cap.cap; 1556 1557 if (bfee) 1558 return link_conf->vht_su_beamformee && 1559 (cap & IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE); 1560 else 1561 return link_conf->vht_su_beamformer && 1562 (cap & IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE); 1563 } 1564 1565 return false; 1566 } 1567 1568 static void 1569 mt7996_mcu_sta_sounding_rate(struct sta_rec_bf *bf, struct mt7996_phy *phy) 1570 { 1571 bf->sounding_phy = MT_PHY_TYPE_OFDM; 1572 bf->ndp_rate = 0; /* mcs0 */ 1573 if (is_mt7996(phy->mt76->dev)) 1574 bf->ndpa_rate = MT7996_CFEND_RATE_DEFAULT; /* ofdm 24m */ 1575 else 1576 bf->ndpa_rate = MT7992_CFEND_RATE_DEFAULT; /* ofdm 6m */ 1577 1578 bf->rept_poll_rate = MT7996_CFEND_RATE_DEFAULT; /* ofdm 24m */ 1579 } 1580 1581 static void 1582 mt7996_mcu_sta_bfer_ht(struct ieee80211_link_sta *link_sta, 1583 struct mt7996_phy *phy, struct sta_rec_bf *bf, 1584 bool explicit) 1585 { 1586 struct ieee80211_mcs_info *mcs = &link_sta->ht_cap.mcs; 1587 u8 n = 0; 1588 1589 bf->tx_mode = MT_PHY_TYPE_HT; 1590 1591 if ((mcs->tx_params & IEEE80211_HT_MCS_TX_RX_DIFF) && 1592 (mcs->tx_params & IEEE80211_HT_MCS_TX_DEFINED)) 1593 n = FIELD_GET(IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK, 1594 mcs->tx_params); 1595 else if (mcs->rx_mask[3]) 1596 n = 3; 1597 else if (mcs->rx_mask[2]) 1598 n = 2; 1599 else if (mcs->rx_mask[1]) 1600 n = 1; 1601 1602 bf->nrow = hweight8(phy->mt76->antenna_mask) - 1; 1603 bf->ncol = min_t(u8, bf->nrow, n); 1604 bf->ibf_ncol = explicit ? min_t(u8, MT7996_IBF_MAX_NC, bf->ncol) : 1605 min_t(u8, MT7996_IBF_MAX_NC, n); 1606 } 1607 1608 static void 1609 mt7996_mcu_sta_bfer_vht(struct ieee80211_link_sta *link_sta, 1610 struct mt7996_phy *phy, struct sta_rec_bf *bf, 1611 bool explicit) 1612 { 1613 struct ieee80211_sta_vht_cap *pc = &link_sta->vht_cap; 1614 struct ieee80211_sta_vht_cap *vc = &phy->mt76->sband_5g.sband.vht_cap; 1615 u16 mcs_map = le16_to_cpu(pc->vht_mcs.rx_mcs_map); 1616 u8 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map); 1617 u8 tx_ant = hweight8(phy->mt76->antenna_mask) - 1; 1618 1619 bf->tx_mode = MT_PHY_TYPE_VHT; 1620 1621 if (explicit) { 1622 u8 sts, snd_dim; 1623 1624 mt7996_mcu_sta_sounding_rate(bf, phy); 1625 1626 sts = FIELD_GET(IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK, 1627 pc->cap); 1628 snd_dim = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, 1629 vc->cap); 1630 bf->nrow = min_t(u8, min_t(u8, snd_dim, sts), tx_ant); 1631 bf->ncol = min_t(u8, nss_mcs, bf->nrow); 1632 bf->ibf_ncol = min_t(u8, MT7996_IBF_MAX_NC, bf->ncol); 1633 1634 if (link_sta->bandwidth == IEEE80211_STA_RX_BW_160) 1635 bf->nrow = 1; 1636 } else { 1637 bf->nrow = tx_ant; 1638 bf->ncol = min_t(u8, nss_mcs, bf->nrow); 1639 bf->ibf_ncol = min_t(u8, MT7996_IBF_MAX_NC, nss_mcs); 1640 1641 if (link_sta->bandwidth == IEEE80211_STA_RX_BW_160) 1642 bf->ibf_nrow = 1; 1643 } 1644 } 1645 1646 static void 1647 mt7996_mcu_sta_bfer_he(struct ieee80211_link_sta *link_sta, 1648 struct ieee80211_vif *vif, struct mt7996_phy *phy, 1649 struct sta_rec_bf *bf, bool explicit) 1650 { 1651 struct ieee80211_sta_he_cap *pc = &link_sta->he_cap; 1652 struct ieee80211_he_cap_elem *pe = &pc->he_cap_elem; 1653 const struct ieee80211_sta_he_cap *vc = 1654 mt76_connac_get_he_phy_cap(phy->mt76, vif); 1655 const struct ieee80211_he_cap_elem *ve = &vc->he_cap_elem; 1656 u16 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_80); 1657 u8 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map); 1658 u8 snd_dim, sts; 1659 1660 if (!vc) 1661 return; 1662 1663 bf->tx_mode = MT_PHY_TYPE_HE_SU; 1664 1665 mt7996_mcu_sta_sounding_rate(bf, phy); 1666 1667 bf->trigger_su = HE_PHY(CAP6_TRIG_SU_BEAMFORMING_FB, 1668 pe->phy_cap_info[6]); 1669 bf->trigger_mu = HE_PHY(CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB, 1670 pe->phy_cap_info[6]); 1671 snd_dim = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, 1672 ve->phy_cap_info[5]); 1673 sts = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK, 1674 pe->phy_cap_info[4]); 1675 bf->nrow = min_t(u8, snd_dim, sts); 1676 bf->ncol = min_t(u8, nss_mcs, bf->nrow); 1677 bf->ibf_ncol = explicit ? min_t(u8, MT7996_IBF_MAX_NC, bf->ncol) : 1678 min_t(u8, MT7996_IBF_MAX_NC, nss_mcs); 1679 1680 if (link_sta->bandwidth != IEEE80211_STA_RX_BW_160) 1681 return; 1682 1683 /* go over for 160MHz and 80p80 */ 1684 if (pe->phy_cap_info[0] & 1685 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) { 1686 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_160); 1687 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map); 1688 1689 bf->ncol_gt_bw80 = nss_mcs; 1690 } 1691 1692 if (pe->phy_cap_info[0] & 1693 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) { 1694 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_80p80); 1695 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map); 1696 1697 if (bf->ncol_gt_bw80) 1698 bf->ncol_gt_bw80 = min_t(u8, bf->ncol_gt_bw80, nss_mcs); 1699 else 1700 bf->ncol_gt_bw80 = nss_mcs; 1701 } 1702 1703 snd_dim = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK, 1704 ve->phy_cap_info[5]); 1705 sts = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK, 1706 pe->phy_cap_info[4]); 1707 1708 bf->nrow_gt_bw80 = min_t(int, snd_dim, sts); 1709 } 1710 1711 static void 1712 mt7996_mcu_sta_bfer_eht(struct ieee80211_link_sta *link_sta, 1713 struct ieee80211_vif *vif, struct mt7996_phy *phy, 1714 struct sta_rec_bf *bf, bool explicit) 1715 { 1716 struct ieee80211_sta_eht_cap *pc = &link_sta->eht_cap; 1717 struct ieee80211_eht_cap_elem_fixed *pe = &pc->eht_cap_elem; 1718 struct ieee80211_eht_mcs_nss_supp *eht_nss = &pc->eht_mcs_nss_supp; 1719 const struct ieee80211_sta_eht_cap *vc = 1720 mt76_connac_get_eht_phy_cap(phy->mt76, vif); 1721 const struct ieee80211_eht_cap_elem_fixed *ve = &vc->eht_cap_elem; 1722 u8 nss_mcs = u8_get_bits(eht_nss->bw._80.rx_tx_mcs9_max_nss, 1723 IEEE80211_EHT_MCS_NSS_RX) - 1; 1724 u8 snd_dim, sts; 1725 1726 bf->tx_mode = MT_PHY_TYPE_EHT_MU; 1727 1728 mt7996_mcu_sta_sounding_rate(bf, phy); 1729 1730 bf->trigger_su = EHT_PHY(CAP3_TRIG_SU_BF_FDBK, pe->phy_cap_info[3]); 1731 bf->trigger_mu = EHT_PHY(CAP3_TRIG_MU_BF_PART_BW_FDBK, pe->phy_cap_info[3]); 1732 snd_dim = EHT_PHY(CAP2_SOUNDING_DIM_80MHZ_MASK, ve->phy_cap_info[2]); 1733 sts = EHT_PHY(CAP0_BEAMFORMEE_SS_80MHZ_MASK, pe->phy_cap_info[0]) + 1734 (EHT_PHY(CAP1_BEAMFORMEE_SS_80MHZ_MASK, pe->phy_cap_info[1]) << 1); 1735 bf->nrow = min_t(u8, snd_dim, sts); 1736 bf->ncol = min_t(u8, nss_mcs, bf->nrow); 1737 bf->ibf_ncol = explicit ? min_t(u8, MT7996_IBF_MAX_NC, bf->ncol) : 1738 min_t(u8, MT7996_IBF_MAX_NC, nss_mcs); 1739 1740 if (link_sta->bandwidth < IEEE80211_STA_RX_BW_160) 1741 return; 1742 1743 switch (link_sta->bandwidth) { 1744 case IEEE80211_STA_RX_BW_160: 1745 snd_dim = EHT_PHY(CAP2_SOUNDING_DIM_160MHZ_MASK, ve->phy_cap_info[2]); 1746 sts = EHT_PHY(CAP1_BEAMFORMEE_SS_160MHZ_MASK, pe->phy_cap_info[1]); 1747 nss_mcs = u8_get_bits(eht_nss->bw._160.rx_tx_mcs9_max_nss, 1748 IEEE80211_EHT_MCS_NSS_RX) - 1; 1749 1750 bf->nrow_gt_bw80 = min_t(u8, snd_dim, sts); 1751 bf->ncol_gt_bw80 = nss_mcs; 1752 break; 1753 case IEEE80211_STA_RX_BW_320: 1754 snd_dim = EHT_PHY(CAP2_SOUNDING_DIM_320MHZ_MASK, ve->phy_cap_info[2]) + 1755 (EHT_PHY(CAP3_SOUNDING_DIM_320MHZ_MASK, 1756 ve->phy_cap_info[3]) << 1); 1757 sts = EHT_PHY(CAP1_BEAMFORMEE_SS_320MHZ_MASK, pe->phy_cap_info[1]); 1758 nss_mcs = u8_get_bits(eht_nss->bw._320.rx_tx_mcs9_max_nss, 1759 IEEE80211_EHT_MCS_NSS_RX) - 1; 1760 1761 bf->nrow_gt_bw80 = min_t(u8, snd_dim, sts) << 4; 1762 bf->ncol_gt_bw80 = nss_mcs << 4; 1763 break; 1764 default: 1765 break; 1766 } 1767 } 1768 1769 static void 1770 mt7996_mcu_sta_bfer_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1771 struct ieee80211_bss_conf *link_conf, 1772 struct ieee80211_link_sta *link_sta, 1773 struct mt7996_vif_link *link) 1774 { 1775 #define EBF_MODE BIT(0) 1776 #define IBF_MODE BIT(1) 1777 #define BF_MAT_ORDER 4 1778 struct ieee80211_vif *vif = link_conf->vif; 1779 struct mt7996_phy *phy = link->phy; 1780 int tx_ant = hweight16(phy->mt76->chainmask) - 1; 1781 struct sta_rec_bf *bf; 1782 struct tlv *tlv; 1783 static const u8 matrix[BF_MAT_ORDER][BF_MAT_ORDER] = { 1784 {0, 0, 0, 0}, 1785 {1, 1, 0, 0}, /* 2x1, 2x2, 2x3, 2x4 */ 1786 {2, 4, 4, 0}, /* 3x1, 3x2, 3x3, 3x4 */ 1787 {3, 5, 6, 0} /* 4x1, 4x2, 4x3, 4x4 */ 1788 }; 1789 bool ebf; 1790 1791 if (!(link_sta->ht_cap.ht_supported || link_sta->he_cap.has_he)) 1792 return; 1793 1794 ebf = mt7996_is_ebf_supported(phy, link_conf, link_sta, false); 1795 if (!ebf && !dev->ibf) 1796 return; 1797 1798 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BF, sizeof(*bf)); 1799 bf = (struct sta_rec_bf *)tlv; 1800 1801 /* he/eht: eBF only, except mt7992 that has 5T on 5GHz also supports iBF 1802 * vht: support eBF and iBF 1803 * ht: iBF only, since mac80211 lacks of eBF support 1804 */ 1805 if (link_sta->eht_cap.has_eht) 1806 mt7996_mcu_sta_bfer_eht(link_sta, vif, link->phy, bf, ebf); 1807 else if (link_sta->he_cap.has_he) 1808 mt7996_mcu_sta_bfer_he(link_sta, vif, link->phy, bf, ebf); 1809 else if (link_sta->vht_cap.vht_supported) 1810 mt7996_mcu_sta_bfer_vht(link_sta, link->phy, bf, ebf); 1811 else if (link_sta->ht_cap.ht_supported) 1812 mt7996_mcu_sta_bfer_ht(link_sta, link->phy, bf, ebf); 1813 else 1814 return; 1815 1816 bf->bf_cap = ebf ? EBF_MODE : (dev->ibf ? IBF_MODE : 0); 1817 if (is_mt7992(&dev->mt76) && tx_ant == 4) 1818 bf->bf_cap |= IBF_MODE; 1819 1820 bf->bw = link_sta->bandwidth; 1821 bf->ibf_dbw = link_sta->bandwidth; 1822 bf->ibf_nrow = tx_ant; 1823 1824 if (link_sta->eht_cap.has_eht || link_sta->he_cap.has_he) 1825 bf->ibf_timeout = is_mt7996(&dev->mt76) ? MT7996_IBF_TIMEOUT : 1826 MT7992_IBF_TIMEOUT; 1827 else if (!ebf && link_sta->bandwidth <= IEEE80211_STA_RX_BW_40 && !bf->ncol) 1828 bf->ibf_timeout = MT7996_IBF_TIMEOUT_LEGACY; 1829 else 1830 bf->ibf_timeout = MT7996_IBF_TIMEOUT; 1831 1832 if (bf->ncol < BF_MAT_ORDER) { 1833 if (ebf) 1834 bf->mem_20m = tx_ant < BF_MAT_ORDER ? 1835 matrix[tx_ant][bf->ncol] : 0; 1836 else 1837 bf->mem_20m = bf->nrow < BF_MAT_ORDER ? 1838 matrix[bf->nrow][bf->ncol] : 0; 1839 } 1840 } 1841 1842 static void 1843 mt7996_mcu_sta_bfee_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1844 struct ieee80211_bss_conf *link_conf, 1845 struct ieee80211_link_sta *link_sta, 1846 struct mt7996_vif_link *link) 1847 { 1848 struct mt7996_phy *phy = link->phy; 1849 int tx_ant = hweight8(phy->mt76->antenna_mask) - 1; 1850 struct sta_rec_bfee *bfee; 1851 struct tlv *tlv; 1852 u8 nrow = 0; 1853 1854 if (!(link_sta->vht_cap.vht_supported || link_sta->he_cap.has_he)) 1855 return; 1856 1857 if (!mt7996_is_ebf_supported(phy, link_conf, link_sta, true)) 1858 return; 1859 1860 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BFEE, sizeof(*bfee)); 1861 bfee = (struct sta_rec_bfee *)tlv; 1862 1863 if (link_sta->he_cap.has_he) { 1864 struct ieee80211_he_cap_elem *pe = &link_sta->he_cap.he_cap_elem; 1865 1866 nrow = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, 1867 pe->phy_cap_info[5]); 1868 } else if (link_sta->vht_cap.vht_supported) { 1869 struct ieee80211_sta_vht_cap *pc = &link_sta->vht_cap; 1870 1871 nrow = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, 1872 pc->cap); 1873 } 1874 1875 /* reply with identity matrix to avoid 2x2 BF negative gain */ 1876 bfee->fb_identity_matrix = (nrow == 1 && tx_ant == 2); 1877 } 1878 1879 static void 1880 mt7996_mcu_sta_tx_proc_tlv(struct sk_buff *skb) 1881 { 1882 struct sta_rec_tx_proc *tx_proc; 1883 struct tlv *tlv; 1884 1885 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_TX_PROC, sizeof(*tx_proc)); 1886 1887 tx_proc = (struct sta_rec_tx_proc *)tlv; 1888 tx_proc->flag = cpu_to_le32(0); 1889 } 1890 1891 static void 1892 mt7996_mcu_sta_hdrt_tlv(struct mt7996_dev *dev, struct sk_buff *skb) 1893 { 1894 struct sta_rec_hdrt *hdrt; 1895 struct tlv *tlv; 1896 1897 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HDRT, sizeof(*hdrt)); 1898 1899 hdrt = (struct sta_rec_hdrt *)tlv; 1900 hdrt->hdrt_mode = 1; 1901 } 1902 1903 static void 1904 mt7996_mcu_sta_hdr_trans_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1905 struct ieee80211_vif *vif, struct mt76_wcid *wcid) 1906 { 1907 struct sta_rec_hdr_trans *hdr_trans; 1908 struct tlv *tlv; 1909 1910 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HDR_TRANS, sizeof(*hdr_trans)); 1911 hdr_trans = (struct sta_rec_hdr_trans *)tlv; 1912 hdr_trans->dis_rx_hdr_tran = true; 1913 1914 if (vif->type == NL80211_IFTYPE_STATION) 1915 hdr_trans->to_ds = true; 1916 else 1917 hdr_trans->from_ds = true; 1918 1919 if (!wcid) 1920 return; 1921 1922 hdr_trans->dis_rx_hdr_tran = !test_bit(MT_WCID_FLAG_HDR_TRANS, &wcid->flags); 1923 if (test_bit(MT_WCID_FLAG_4ADDR, &wcid->flags)) { 1924 hdr_trans->to_ds = true; 1925 hdr_trans->from_ds = true; 1926 } 1927 1928 if (vif->type == NL80211_IFTYPE_MESH_POINT) { 1929 hdr_trans->to_ds = true; 1930 hdr_trans->from_ds = true; 1931 hdr_trans->mesh = true; 1932 } 1933 } 1934 1935 static enum mcu_mmps_mode 1936 mt7996_mcu_get_mmps_mode(enum ieee80211_smps_mode smps) 1937 { 1938 switch (smps) { 1939 case IEEE80211_SMPS_OFF: 1940 return MCU_MMPS_DISABLE; 1941 case IEEE80211_SMPS_STATIC: 1942 return MCU_MMPS_STATIC; 1943 case IEEE80211_SMPS_DYNAMIC: 1944 return MCU_MMPS_DYNAMIC; 1945 default: 1946 return MCU_MMPS_DISABLE; 1947 } 1948 } 1949 1950 int mt7996_mcu_set_fixed_rate_ctrl(struct mt7996_dev *dev, 1951 void *data, u16 version) 1952 { 1953 struct uni_header hdr = {}; 1954 struct ra_fixed_rate *req; 1955 struct sk_buff *skb; 1956 struct tlv *tlv; 1957 int len; 1958 1959 len = sizeof(hdr) + sizeof(*req); 1960 1961 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 1962 if (!skb) 1963 return -ENOMEM; 1964 1965 skb_put_data(skb, &hdr, sizeof(hdr)); 1966 1967 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_RA_FIXED_RATE, sizeof(*req)); 1968 req = (struct ra_fixed_rate *)tlv; 1969 req->version = cpu_to_le16(version); 1970 memcpy(&req->rate, data, sizeof(req->rate)); 1971 1972 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1973 MCU_WM_UNI_CMD(RA), true); 1974 } 1975 1976 int mt7996_mcu_set_fixed_field(struct mt7996_dev *dev, struct mt7996_sta *msta, 1977 void *data, u8 link_id, u32 field) 1978 { 1979 struct mt7996_vif *mvif = msta->vif; 1980 struct mt7996_sta_link *msta_link; 1981 struct sta_rec_ra_fixed_uni *ra; 1982 struct sta_phy_uni *phy = data; 1983 struct mt76_vif_link *mlink; 1984 struct sk_buff *skb; 1985 int err = -ENODEV; 1986 struct tlv *tlv; 1987 1988 rcu_read_lock(); 1989 1990 mlink = rcu_dereference(mvif->mt76.link[link_id]); 1991 if (!mlink) 1992 goto error_unlock; 1993 1994 msta_link = rcu_dereference(msta->link[link_id]); 1995 if (!msta_link) 1996 goto error_unlock; 1997 1998 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, mlink, 1999 &msta_link->wcid, 2000 MT7996_STA_UPDATE_MAX_SIZE); 2001 if (IS_ERR(skb)) { 2002 err = PTR_ERR(skb); 2003 goto error_unlock; 2004 } 2005 2006 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_RA_UPDATE, sizeof(*ra)); 2007 ra = (struct sta_rec_ra_fixed_uni *)tlv; 2008 2009 switch (field) { 2010 case RATE_PARAM_AUTO: 2011 break; 2012 case RATE_PARAM_FIXED: 2013 case RATE_PARAM_FIXED_MCS: 2014 case RATE_PARAM_FIXED_GI: 2015 case RATE_PARAM_FIXED_HE_LTF: 2016 if (phy) 2017 ra->phy = *phy; 2018 break; 2019 case RATE_PARAM_MMPS_UPDATE: { 2020 struct ieee80211_sta *sta = wcid_to_sta(&msta_link->wcid); 2021 struct ieee80211_link_sta *link_sta; 2022 2023 link_sta = rcu_dereference(sta->link[link_id]); 2024 if (!link_sta) { 2025 dev_kfree_skb(skb); 2026 goto error_unlock; 2027 } 2028 2029 ra->mmps_mode = mt7996_mcu_get_mmps_mode(link_sta->smps_mode); 2030 break; 2031 } 2032 default: 2033 break; 2034 } 2035 ra->field = cpu_to_le32(field); 2036 2037 rcu_read_unlock(); 2038 2039 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 2040 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 2041 error_unlock: 2042 rcu_read_unlock(); 2043 2044 return err; 2045 } 2046 2047 static int 2048 mt7996_mcu_add_rate_ctrl_fixed(struct mt7996_dev *dev, struct mt7996_sta *msta, 2049 struct ieee80211_vif *vif, u8 link_id) 2050 { 2051 struct ieee80211_link_sta *link_sta; 2052 struct cfg80211_bitrate_mask mask; 2053 struct mt7996_sta_link *msta_link; 2054 struct mt7996_vif_link *link; 2055 struct sta_phy_uni phy = {}; 2056 struct ieee80211_sta *sta; 2057 int ret, nrates = 0, idx; 2058 enum nl80211_band band; 2059 bool has_he; 2060 2061 #define __sta_phy_bitrate_mask_check(_mcs, _gi, _ht, _he) \ 2062 do { \ 2063 u8 i, gi = mask.control[band]._gi; \ 2064 gi = (_he) ? gi : gi == NL80211_TXRATE_FORCE_SGI; \ 2065 phy.sgi = gi; \ 2066 phy.he_ltf = mask.control[band].he_ltf; \ 2067 for (i = 0; i < ARRAY_SIZE(mask.control[band]._mcs); i++) { \ 2068 if (!mask.control[band]._mcs[i]) \ 2069 continue; \ 2070 nrates += hweight16(mask.control[band]._mcs[i]); \ 2071 phy.mcs = ffs(mask.control[band]._mcs[i]) - 1; \ 2072 if (_ht) \ 2073 phy.mcs += 8 * i; \ 2074 } \ 2075 } while (0) 2076 2077 rcu_read_lock(); 2078 2079 link = mt7996_vif_link(dev, vif, link_id); 2080 if (!link) 2081 goto error_unlock; 2082 2083 msta_link = rcu_dereference(msta->link[link_id]); 2084 if (!msta_link) 2085 goto error_unlock; 2086 2087 sta = wcid_to_sta(&msta_link->wcid); 2088 link_sta = rcu_dereference(sta->link[link_id]); 2089 if (!link_sta) 2090 goto error_unlock; 2091 2092 band = link->phy->mt76->chandef.chan->band; 2093 has_he = link_sta->he_cap.has_he; 2094 mask = link->bitrate_mask; 2095 idx = msta_link->wcid.idx; 2096 2097 if (has_he) { 2098 __sta_phy_bitrate_mask_check(he_mcs, he_gi, 0, 1); 2099 } else if (link_sta->vht_cap.vht_supported) { 2100 __sta_phy_bitrate_mask_check(vht_mcs, gi, 0, 0); 2101 } else if (link_sta->ht_cap.ht_supported) { 2102 __sta_phy_bitrate_mask_check(ht_mcs, gi, 1, 0); 2103 } else { 2104 nrates = hweight32(mask.control[band].legacy); 2105 phy.mcs = ffs(mask.control[band].legacy) - 1; 2106 } 2107 2108 rcu_read_unlock(); 2109 2110 #undef __sta_phy_bitrate_mask_check 2111 2112 /* fall back to auto rate control */ 2113 if (mask.control[band].gi == NL80211_TXRATE_DEFAULT_GI && 2114 mask.control[band].he_gi == GENMASK(7, 0) && 2115 mask.control[band].he_ltf == GENMASK(7, 0) && 2116 nrates != 1) 2117 return 0; 2118 2119 /* fixed single rate */ 2120 if (nrates == 1) { 2121 ret = mt7996_mcu_set_fixed_field(dev, msta, &phy, link_id, 2122 RATE_PARAM_FIXED_MCS); 2123 if (ret) 2124 return ret; 2125 } 2126 2127 /* fixed GI */ 2128 if (mask.control[band].gi != NL80211_TXRATE_DEFAULT_GI || 2129 mask.control[band].he_gi != GENMASK(7, 0)) { 2130 u32 addr; 2131 2132 /* firmware updates only TXCMD but doesn't take WTBL into 2133 * account, so driver should update here to reflect the 2134 * actual txrate hardware sends out. 2135 */ 2136 addr = mt7996_mac_wtbl_lmac_addr(dev, idx, 7); 2137 if (has_he) 2138 mt76_rmw_field(dev, addr, GENMASK(31, 24), phy.sgi); 2139 else 2140 mt76_rmw_field(dev, addr, GENMASK(15, 12), phy.sgi); 2141 2142 ret = mt7996_mcu_set_fixed_field(dev, msta, &phy, link_id, 2143 RATE_PARAM_FIXED_GI); 2144 if (ret) 2145 return ret; 2146 } 2147 2148 /* fixed HE_LTF */ 2149 if (mask.control[band].he_ltf != GENMASK(7, 0)) { 2150 ret = mt7996_mcu_set_fixed_field(dev, msta, &phy, link_id, 2151 RATE_PARAM_FIXED_HE_LTF); 2152 if (ret) 2153 return ret; 2154 } 2155 2156 return 0; 2157 2158 error_unlock: 2159 rcu_read_unlock(); 2160 2161 return -ENODEV; 2162 } 2163 2164 static void 2165 mt7996_mcu_sta_rate_ctrl_tlv(struct sk_buff *skb, struct mt7996_dev *dev, 2166 struct ieee80211_vif *vif, 2167 struct ieee80211_bss_conf *link_conf, 2168 struct ieee80211_link_sta *link_sta, 2169 struct mt7996_vif_link *link) 2170 { 2171 #define INIT_RCPI 180 2172 struct mt76_phy *mphy = link->phy->mt76; 2173 struct cfg80211_chan_def *chandef = &mphy->chandef; 2174 struct cfg80211_bitrate_mask *mask = &link->bitrate_mask; 2175 u32 cap = link_sta->sta->wme ? STA_CAP_WMM : 0; 2176 enum nl80211_band band = chandef->chan->band; 2177 struct sta_rec_ra_uni *ra; 2178 struct tlv *tlv; 2179 u32 supp_rate = link_sta->supp_rates[band]; 2180 2181 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_RA, sizeof(*ra)); 2182 ra = (struct sta_rec_ra_uni *)tlv; 2183 2184 ra->valid = true; 2185 ra->auto_rate = true; 2186 ra->phy_mode = mt76_connac_get_phy_mode(mphy, vif, band, link_sta); 2187 ra->channel = chandef->chan->hw_value; 2188 ra->bw = (link_sta->bandwidth == IEEE80211_STA_RX_BW_320) ? 2189 CMD_CBW_320MHZ : link_sta->bandwidth; 2190 ra->phy.bw = ra->bw; 2191 ra->mmps_mode = mt7996_mcu_get_mmps_mode(link_sta->smps_mode); 2192 2193 if (supp_rate) { 2194 supp_rate &= mask->control[band].legacy; 2195 ra->rate_len = hweight32(supp_rate); 2196 2197 if (band == NL80211_BAND_2GHZ) { 2198 ra->supp_mode = MODE_CCK; 2199 ra->supp_cck_rate = supp_rate & GENMASK(3, 0); 2200 2201 if (ra->rate_len > 4) { 2202 ra->supp_mode |= MODE_OFDM; 2203 ra->supp_ofdm_rate = supp_rate >> 4; 2204 } 2205 } else { 2206 ra->supp_mode = MODE_OFDM; 2207 ra->supp_ofdm_rate = supp_rate; 2208 } 2209 } 2210 2211 if (link_sta->ht_cap.ht_supported) { 2212 ra->supp_mode |= MODE_HT; 2213 ra->af = link_sta->ht_cap.ampdu_factor; 2214 ra->ht_gf = !!(link_sta->ht_cap.cap & IEEE80211_HT_CAP_GRN_FLD); 2215 2216 cap |= STA_CAP_HT; 2217 if (link_sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20) 2218 cap |= STA_CAP_SGI_20; 2219 if (link_sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40) 2220 cap |= STA_CAP_SGI_40; 2221 if (link_sta->ht_cap.cap & IEEE80211_HT_CAP_TX_STBC) 2222 cap |= STA_CAP_TX_STBC; 2223 if (link_sta->ht_cap.cap & IEEE80211_HT_CAP_RX_STBC) 2224 cap |= STA_CAP_RX_STBC; 2225 if (link_conf->ht_ldpc && 2226 (link_sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING)) 2227 cap |= STA_CAP_LDPC; 2228 2229 mt7996_mcu_set_sta_ht_mcs(link_sta, ra->ht_mcs, 2230 mask->control[band].ht_mcs); 2231 ra->supp_ht_mcs = *(__le32 *)ra->ht_mcs; 2232 } 2233 2234 if (link_sta->vht_cap.vht_supported) { 2235 u8 af; 2236 2237 ra->supp_mode |= MODE_VHT; 2238 af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK, 2239 link_sta->vht_cap.cap); 2240 ra->af = max_t(u8, ra->af, af); 2241 2242 cap |= STA_CAP_VHT; 2243 if (link_sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80) 2244 cap |= STA_CAP_VHT_SGI_80; 2245 if (link_sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160) 2246 cap |= STA_CAP_VHT_SGI_160; 2247 if (link_sta->vht_cap.cap & IEEE80211_VHT_CAP_TXSTBC) 2248 cap |= STA_CAP_VHT_TX_STBC; 2249 if (link_sta->vht_cap.cap & IEEE80211_VHT_CAP_RXSTBC_1) 2250 cap |= STA_CAP_VHT_RX_STBC; 2251 if ((vif->type != NL80211_IFTYPE_AP || link_conf->vht_ldpc) && 2252 (link_sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC)) 2253 cap |= STA_CAP_VHT_LDPC; 2254 2255 mt7996_mcu_set_sta_vht_mcs(link_sta, ra->supp_vht_mcs, 2256 mask->control[band].vht_mcs); 2257 } 2258 2259 if (link_sta->he_cap.has_he) { 2260 ra->supp_mode |= MODE_HE; 2261 cap |= STA_CAP_HE; 2262 2263 if (link_sta->he_6ghz_capa.capa) 2264 ra->af = le16_get_bits(link_sta->he_6ghz_capa.capa, 2265 IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP); 2266 } 2267 ra->sta_cap = cpu_to_le32(cap); 2268 2269 memset(ra->rx_rcpi, INIT_RCPI, sizeof(ra->rx_rcpi)); 2270 } 2271 2272 int mt7996_mcu_add_rate_ctrl(struct mt7996_dev *dev, struct mt7996_sta *msta, 2273 struct ieee80211_vif *vif, u8 link_id, 2274 bool changed) 2275 { 2276 struct ieee80211_bss_conf *link_conf; 2277 struct ieee80211_link_sta *link_sta; 2278 struct mt7996_sta_link *msta_link; 2279 struct mt7996_vif_link *link; 2280 struct ieee80211_sta *sta; 2281 struct sk_buff *skb; 2282 int ret = -ENODEV; 2283 2284 rcu_read_lock(); 2285 2286 link = mt7996_vif_link(dev, vif, link_id); 2287 if (!link) 2288 goto error_unlock; 2289 2290 msta_link = rcu_dereference(msta->link[link_id]); 2291 if (!msta_link) 2292 goto error_unlock; 2293 2294 sta = wcid_to_sta(&msta_link->wcid); 2295 link_sta = rcu_dereference(sta->link[link_id]); 2296 if (!link_sta) 2297 goto error_unlock; 2298 2299 link_conf = rcu_dereference(vif->link_conf[link_id]); 2300 if (!link_conf) 2301 goto error_unlock; 2302 2303 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &link->mt76, 2304 &msta_link->wcid, 2305 MT7996_STA_UPDATE_MAX_SIZE); 2306 if (IS_ERR(skb)) { 2307 ret = PTR_ERR(skb); 2308 goto error_unlock; 2309 } 2310 2311 /* firmware rc algorithm refers to sta_rec_he for HE control. 2312 * once dev->rc_work changes the settings driver should also 2313 * update sta_rec_he here. 2314 */ 2315 if (changed) 2316 mt7996_mcu_sta_he_tlv(skb, link_sta, link); 2317 2318 /* sta_rec_ra accommodates BW, NSS and only MCS range format 2319 * i.e 0-{7,8,9} for VHT. 2320 */ 2321 mt7996_mcu_sta_rate_ctrl_tlv(skb, dev, vif, link_conf, link_sta, link); 2322 2323 rcu_read_unlock(); 2324 2325 ret = mt76_mcu_skb_send_msg(&dev->mt76, skb, 2326 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 2327 if (ret) 2328 return ret; 2329 2330 return mt7996_mcu_add_rate_ctrl_fixed(dev, msta, vif, link_id); 2331 2332 error_unlock: 2333 rcu_read_unlock(); 2334 2335 return ret; 2336 } 2337 2338 static int 2339 mt7996_mcu_add_group(struct mt7996_dev *dev, struct mt7996_vif_link *link, 2340 struct mt76_wcid *wcid) 2341 { 2342 #define MT_STA_BSS_GROUP 1 2343 struct { 2344 u8 __rsv1[4]; 2345 2346 __le16 tag; 2347 __le16 len; 2348 __le16 wlan_idx; 2349 u8 __rsv2[2]; 2350 __le32 action; 2351 __le32 val; 2352 u8 __rsv3[8]; 2353 } __packed req = { 2354 .tag = cpu_to_le16(UNI_VOW_DRR_CTRL), 2355 .len = cpu_to_le16(sizeof(req) - 4), 2356 .action = cpu_to_le32(MT_STA_BSS_GROUP), 2357 .val = cpu_to_le32(link->mt76.idx % 16), 2358 .wlan_idx = cpu_to_le16(wcid->idx), 2359 }; 2360 2361 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(VOW), &req, 2362 sizeof(req), true); 2363 } 2364 2365 static void 2366 mt7996_mcu_sta_mld_setup_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 2367 struct ieee80211_vif *vif, 2368 struct ieee80211_sta *sta) 2369 { 2370 struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; 2371 unsigned int nlinks = hweight16(sta->valid_links); 2372 struct mld_setup_link *mld_setup_link; 2373 struct ieee80211_link_sta *link_sta; 2374 struct sta_rec_mld_setup *mld_setup; 2375 struct mt7996_sta_link *msta_link; 2376 unsigned int link_id; 2377 struct tlv *tlv; 2378 2379 msta_link = mt76_dereference(msta->link[msta->deflink_id], &dev->mt76); 2380 if (!msta_link) 2381 return; 2382 2383 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_MLD, 2384 sizeof(struct sta_rec_mld_setup) + 2385 sizeof(struct mld_setup_link) * nlinks); 2386 2387 mld_setup = (struct sta_rec_mld_setup *)tlv; 2388 memcpy(mld_setup->mld_addr, sta->addr, ETH_ALEN); 2389 mld_setup->setup_wcid = cpu_to_le16(msta_link->wcid.idx); 2390 mld_setup->primary_id = cpu_to_le16(msta_link->wcid.idx); 2391 2392 if (nlinks > 1) { 2393 link_id = __ffs(sta->valid_links & ~BIT(msta->deflink_id)); 2394 msta_link = mt76_dereference(msta->link[link_id], &dev->mt76); 2395 if (!msta_link) 2396 return; 2397 } 2398 mld_setup->seconed_id = cpu_to_le16(msta_link->wcid.idx); 2399 mld_setup->link_num = nlinks; 2400 2401 mld_setup_link = (struct mld_setup_link *)mld_setup->link_info; 2402 for_each_sta_active_link(vif, sta, link_sta, link_id) { 2403 struct mt7996_vif_link *link; 2404 2405 msta_link = mt76_dereference(msta->link[link_id], &dev->mt76); 2406 if (!msta_link) 2407 continue; 2408 2409 link = mt7996_vif_link(dev, vif, link_id); 2410 if (!link) 2411 continue; 2412 2413 mld_setup_link->wcid = cpu_to_le16(msta_link->wcid.idx); 2414 mld_setup_link->bss_idx = link->mt76.idx; 2415 mld_setup_link++; 2416 } 2417 } 2418 2419 static void 2420 mt7996_mcu_sta_eht_mld_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 2421 struct ieee80211_sta *sta) 2422 { 2423 struct sta_rec_eht_mld *eht_mld; 2424 struct tlv *tlv; 2425 int i; 2426 2427 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_EHT_MLD, sizeof(*eht_mld)); 2428 eht_mld = (struct sta_rec_eht_mld *)tlv; 2429 2430 for (i = 0; i < ARRAY_SIZE(eht_mld->str_cap); i++) 2431 eht_mld->str_cap[i] = 0x7; 2432 } 2433 2434 int mt7996_mcu_add_sta(struct mt7996_dev *dev, 2435 struct ieee80211_bss_conf *link_conf, 2436 struct ieee80211_link_sta *link_sta, 2437 struct mt7996_vif_link *link, 2438 struct mt7996_sta_link *msta_link, 2439 int conn_state, bool newly) 2440 { 2441 struct mt76_wcid *wcid = msta_link ? &msta_link->wcid : link->mt76.wcid; 2442 struct ieee80211_sta *sta = link_sta ? link_sta->sta : NULL; 2443 struct sk_buff *skb; 2444 int ret; 2445 2446 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &link->mt76, wcid, 2447 MT7996_STA_UPDATE_MAX_SIZE); 2448 if (IS_ERR(skb)) 2449 return PTR_ERR(skb); 2450 2451 /* starec basic */ 2452 mt76_connac_mcu_sta_basic_tlv(&dev->mt76, skb, link_conf, link_sta, 2453 conn_state, newly); 2454 2455 if (conn_state == CONN_STATE_DISCONNECT) 2456 goto out; 2457 2458 /* starec hdr trans */ 2459 mt7996_mcu_sta_hdr_trans_tlv(dev, skb, link_conf->vif, wcid); 2460 /* starec tx proc */ 2461 mt7996_mcu_sta_tx_proc_tlv(skb); 2462 2463 /* tag order is in accordance with firmware dependency. */ 2464 if (link_sta) { 2465 /* starec hdrt mode */ 2466 mt7996_mcu_sta_hdrt_tlv(dev, skb); 2467 if (conn_state == CONN_STATE_CONNECT) { 2468 /* starec bfer */ 2469 mt7996_mcu_sta_bfer_tlv(dev, skb, link_conf, link_sta, 2470 link); 2471 /* starec bfee */ 2472 mt7996_mcu_sta_bfee_tlv(dev, skb, link_conf, link_sta, 2473 link); 2474 } 2475 /* starec ht */ 2476 mt7996_mcu_sta_ht_tlv(skb, link_sta); 2477 /* starec vht */ 2478 mt7996_mcu_sta_vht_tlv(skb, link_sta); 2479 /* starec uapsd */ 2480 mt76_connac_mcu_sta_uapsd(skb, link_conf->vif, sta); 2481 /* starec amsdu */ 2482 mt7996_mcu_sta_amsdu_tlv(dev, skb, link_conf->vif, link_sta, 2483 msta_link); 2484 /* starec he */ 2485 mt7996_mcu_sta_he_tlv(skb, link_sta, link); 2486 /* starec he 6g*/ 2487 mt7996_mcu_sta_he_6g_tlv(skb, link_sta); 2488 /* starec eht */ 2489 mt7996_mcu_sta_eht_tlv(skb, link_sta); 2490 /* starec muru */ 2491 mt7996_mcu_sta_muru_tlv(dev, skb, link_conf, link_sta); 2492 2493 if (sta->mlo) { 2494 mt7996_mcu_sta_mld_setup_tlv(dev, skb, link_conf->vif, 2495 sta); 2496 mt7996_mcu_sta_eht_mld_tlv(dev, skb, sta); 2497 } 2498 } 2499 2500 ret = mt7996_mcu_add_group(dev, link, wcid); 2501 if (ret) { 2502 dev_kfree_skb(skb); 2503 return ret; 2504 } 2505 out: 2506 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 2507 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 2508 } 2509 2510 int mt7996_mcu_teardown_mld_sta(struct mt7996_dev *dev, 2511 struct mt7996_vif_link *link, 2512 struct mt7996_sta_link *msta_link) 2513 { 2514 struct sk_buff *skb; 2515 2516 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &link->mt76, 2517 &msta_link->wcid, 2518 MT7996_STA_UPDATE_MAX_SIZE); 2519 if (IS_ERR(skb)) 2520 return PTR_ERR(skb); 2521 2522 mt76_connac_mcu_add_tlv(skb, STA_REC_MLD_OFF, sizeof(struct tlv)); 2523 2524 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 2525 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 2526 } 2527 2528 static int 2529 mt7996_mcu_sta_key_tlv(struct mt76_wcid *wcid, 2530 struct sk_buff *skb, 2531 struct ieee80211_key_conf *key, 2532 enum set_key_cmd cmd) 2533 { 2534 struct sta_rec_sec_uni *sec; 2535 struct sec_key_uni *sec_key; 2536 struct tlv *tlv; 2537 u8 cipher; 2538 2539 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_KEY_V2, sizeof(*sec)); 2540 sec = (struct sta_rec_sec_uni *)tlv; 2541 sec->add = 0; 2542 sec->n_cipher = 1; 2543 sec_key = &sec->key[0]; 2544 sec_key->wlan_idx = cpu_to_le16(wcid->idx); 2545 sec_key->key_id = key->keyidx; 2546 2547 if (cmd != SET_KEY) 2548 return 0; 2549 2550 cipher = mt76_connac_mcu_get_cipher(key->cipher); 2551 if (cipher == MCU_CIPHER_NONE) 2552 return -EOPNOTSUPP; 2553 2554 sec_key->mgmt_prot = 0; 2555 sec_key->cipher_id = cipher; 2556 sec_key->cipher_len = sizeof(*sec_key); 2557 sec_key->key_len = key->keylen; 2558 sec_key->need_resp = 0; 2559 memcpy(sec_key->key, key->key, key->keylen); 2560 2561 if (cipher == MCU_CIPHER_TKIP) { 2562 /* Rx/Tx MIC keys are swapped */ 2563 memcpy(sec_key->key + 16, key->key + 24, 8); 2564 memcpy(sec_key->key + 24, key->key + 16, 8); 2565 return 0; 2566 } 2567 2568 if (sec_key->key_id != 6 && sec_key->key_id != 7) 2569 return 0; 2570 2571 switch (key->cipher) { 2572 case WLAN_CIPHER_SUITE_AES_CMAC: 2573 sec_key->cipher_id = MCU_CIPHER_BCN_PROT_CMAC_128; 2574 break; 2575 case WLAN_CIPHER_SUITE_BIP_GMAC_128: 2576 sec_key->cipher_id = MCU_CIPHER_BCN_PROT_GMAC_128; 2577 break; 2578 case WLAN_CIPHER_SUITE_BIP_GMAC_256: 2579 sec_key->cipher_id = MCU_CIPHER_BCN_PROT_GMAC_256; 2580 break; 2581 default: 2582 return -EOPNOTSUPP; 2583 } 2584 2585 sec_key->bcn_mode = BP_SW_MODE; 2586 2587 return 0; 2588 } 2589 2590 int mt7996_mcu_add_key(struct mt76_dev *dev, struct ieee80211_vif *vif, 2591 struct ieee80211_key_conf *key, int mcu_cmd, 2592 struct mt76_wcid *wcid, enum set_key_cmd cmd) 2593 { 2594 struct mt76_vif_link *mvif = (struct mt76_vif_link *)vif->drv_priv; 2595 struct sk_buff *skb; 2596 int ret; 2597 2598 skb = __mt76_connac_mcu_alloc_sta_req(dev, mvif, wcid, 2599 MT7996_STA_UPDATE_MAX_SIZE); 2600 if (IS_ERR(skb)) 2601 return PTR_ERR(skb); 2602 2603 ret = mt7996_mcu_sta_key_tlv(wcid, skb, key, cmd); 2604 if (ret) { 2605 dev_kfree_skb(skb); 2606 return ret; 2607 } 2608 2609 return mt76_mcu_skb_send_msg(dev, skb, mcu_cmd, true); 2610 } 2611 2612 int mt7996_mcu_add_dev_info(struct mt7996_phy *phy, struct ieee80211_vif *vif, 2613 struct ieee80211_bss_conf *link_conf, 2614 struct mt76_vif_link *mlink, bool enable) 2615 { 2616 struct mt7996_dev *dev = phy->dev; 2617 struct { 2618 struct req_hdr { 2619 u8 omac_idx; 2620 u8 band_idx; 2621 u8 __rsv[2]; 2622 } __packed hdr; 2623 struct req_tlv { 2624 __le16 tag; 2625 __le16 len; 2626 u8 active; 2627 u8 __rsv; 2628 u8 omac_addr[ETH_ALEN]; 2629 } __packed tlv; 2630 } data = { 2631 .hdr = { 2632 .omac_idx = mlink->omac_idx, 2633 .band_idx = mlink->band_idx, 2634 }, 2635 .tlv = { 2636 .tag = cpu_to_le16(DEV_INFO_ACTIVE), 2637 .len = cpu_to_le16(sizeof(struct req_tlv)), 2638 .active = enable, 2639 }, 2640 }; 2641 2642 if (mlink->omac_idx >= REPEATER_BSSID_START) 2643 return mt7996_mcu_muar_config(dev, mlink, link_conf->addr, false, enable); 2644 2645 memcpy(data.tlv.omac_addr, link_conf->addr, ETH_ALEN); 2646 return mt76_mcu_send_msg(&dev->mt76, MCU_WMWA_UNI_CMD(DEV_INFO_UPDATE), 2647 &data, sizeof(data), true); 2648 } 2649 2650 static void 2651 mt7996_mcu_beacon_cntdwn(struct sk_buff *rskb, struct sk_buff *skb, 2652 struct ieee80211_mutable_offsets *offs, 2653 bool csa) 2654 { 2655 struct bss_bcn_cntdwn_tlv *info; 2656 struct tlv *tlv; 2657 u16 tag; 2658 2659 if (!offs->cntdwn_counter_offs[0]) 2660 return; 2661 2662 tag = csa ? UNI_BSS_INFO_BCN_CSA : UNI_BSS_INFO_BCN_BCC; 2663 2664 tlv = mt7996_mcu_add_uni_tlv(rskb, tag, sizeof(*info)); 2665 2666 info = (struct bss_bcn_cntdwn_tlv *)tlv; 2667 info->cnt = skb->data[offs->cntdwn_counter_offs[0]]; 2668 } 2669 2670 static void 2671 mt7996_mcu_beacon_mbss(struct sk_buff *rskb, struct sk_buff *skb, 2672 struct bss_bcn_content_tlv *bcn, 2673 struct ieee80211_mutable_offsets *offs) 2674 { 2675 struct bss_bcn_mbss_tlv *mbss; 2676 const struct element *elem; 2677 struct tlv *tlv; 2678 2679 tlv = mt7996_mcu_add_uni_tlv(rskb, UNI_BSS_INFO_BCN_MBSSID, sizeof(*mbss)); 2680 2681 mbss = (struct bss_bcn_mbss_tlv *)tlv; 2682 mbss->offset[0] = cpu_to_le16(offs->tim_offset); 2683 mbss->bitmap = cpu_to_le32(1); 2684 2685 for_each_element_id(elem, WLAN_EID_MULTIPLE_BSSID, 2686 &skb->data[offs->mbssid_off], 2687 skb->len - offs->mbssid_off) { 2688 const struct element *sub_elem; 2689 2690 if (elem->datalen < 2) 2691 continue; 2692 2693 for_each_element(sub_elem, elem->data + 1, elem->datalen - 1) { 2694 const struct ieee80211_bssid_index *idx; 2695 const u8 *idx_ie; 2696 2697 /* not a valid BSS profile */ 2698 if (sub_elem->id || sub_elem->datalen < 4) 2699 continue; 2700 2701 /* Find WLAN_EID_MULTI_BSSID_IDX 2702 * in the merged nontransmitted profile 2703 */ 2704 idx_ie = cfg80211_find_ie(WLAN_EID_MULTI_BSSID_IDX, 2705 sub_elem->data, sub_elem->datalen); 2706 if (!idx_ie || idx_ie[1] < sizeof(*idx)) 2707 continue; 2708 2709 idx = (void *)(idx_ie + 2); 2710 if (!idx->bssid_index || idx->bssid_index > 31) 2711 continue; 2712 2713 mbss->offset[idx->bssid_index] = cpu_to_le16(idx_ie - 2714 skb->data); 2715 mbss->bitmap |= cpu_to_le32(BIT(idx->bssid_index)); 2716 } 2717 } 2718 } 2719 2720 static void 2721 mt7996_mcu_beacon_cont(struct mt7996_dev *dev, 2722 struct ieee80211_bss_conf *link_conf, 2723 struct sk_buff *rskb, struct sk_buff *skb, 2724 struct bss_bcn_content_tlv *bcn, 2725 struct ieee80211_mutable_offsets *offs) 2726 { 2727 struct mt76_wcid *wcid = &dev->mt76.global_wcid; 2728 u8 *buf; 2729 2730 bcn->pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len); 2731 bcn->tim_ie_pos = cpu_to_le16(offs->tim_offset); 2732 2733 if (offs->cntdwn_counter_offs[0]) { 2734 u16 offset = offs->cntdwn_counter_offs[0]; 2735 2736 if (link_conf->csa_active) 2737 bcn->csa_ie_pos = cpu_to_le16(offset - 4); 2738 if (link_conf->color_change_active) 2739 bcn->bcc_ie_pos = cpu_to_le16(offset - 3); 2740 } 2741 2742 buf = (u8 *)bcn + sizeof(*bcn); 2743 mt7996_mac_write_txwi(dev, (__le32 *)buf, skb, wcid, NULL, 0, 0, 2744 BSS_CHANGED_BEACON); 2745 2746 memcpy(buf + MT_TXD_SIZE, skb->data, skb->len); 2747 } 2748 2749 int mt7996_mcu_add_beacon(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 2750 struct ieee80211_bss_conf *link_conf, bool enabled) 2751 { 2752 struct mt7996_dev *dev = mt7996_hw_dev(hw); 2753 struct mt7996_vif_link *link = mt7996_vif_conf_link(dev, vif, link_conf); 2754 struct mt76_vif_link *mlink = link ? &link->mt76 : NULL; 2755 struct ieee80211_mutable_offsets offs; 2756 struct ieee80211_tx_info *info; 2757 struct sk_buff *skb, *rskb; 2758 struct tlv *tlv; 2759 struct bss_bcn_content_tlv *bcn; 2760 int len, extra_len = 0; 2761 2762 if (link_conf->nontransmitted) 2763 return 0; 2764 2765 if (!mlink) 2766 return -EINVAL; 2767 2768 if (link->phy && link->phy->mt76->offchannel) 2769 enabled = false; 2770 2771 rskb = __mt7996_mcu_alloc_bss_req(&dev->mt76, mlink, 2772 MT7996_MAX_BSS_OFFLOAD_SIZE); 2773 if (IS_ERR(rskb)) 2774 return PTR_ERR(rskb); 2775 2776 skb = ieee80211_beacon_get_template(hw, vif, &offs, link_conf->link_id); 2777 if (enabled && !skb) { 2778 dev_kfree_skb(rskb); 2779 return -EINVAL; 2780 } 2781 2782 if (skb) { 2783 if (skb->len > MT7996_MAX_BEACON_SIZE) { 2784 dev_err(dev->mt76.dev, "Bcn size limit exceed\n"); 2785 dev_kfree_skb(rskb); 2786 dev_kfree_skb(skb); 2787 return -EINVAL; 2788 } 2789 2790 extra_len = skb->len; 2791 } 2792 2793 len = ALIGN(sizeof(*bcn) + MT_TXD_SIZE + extra_len, 4); 2794 tlv = mt7996_mcu_add_uni_tlv(rskb, UNI_BSS_INFO_BCN_CONTENT, len); 2795 bcn = (struct bss_bcn_content_tlv *)tlv; 2796 bcn->enable = enabled; 2797 if (!bcn->enable) 2798 goto out; 2799 2800 info = IEEE80211_SKB_CB(skb); 2801 info->hw_queue |= FIELD_PREP(MT_TX_HW_QUEUE_PHY, mlink->band_idx); 2802 2803 mt7996_mcu_beacon_cont(dev, link_conf, rskb, skb, bcn, &offs); 2804 if (link_conf->bssid_indicator) 2805 mt7996_mcu_beacon_mbss(rskb, skb, bcn, &offs); 2806 mt7996_mcu_beacon_cntdwn(rskb, skb, &offs, link_conf->csa_active); 2807 out: 2808 dev_kfree_skb(skb); 2809 return mt76_mcu_skb_send_msg(&dev->mt76, rskb, 2810 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 2811 } 2812 2813 int mt7996_mcu_beacon_inband_discov(struct mt7996_dev *dev, 2814 struct ieee80211_bss_conf *link_conf, 2815 struct mt7996_vif_link *link, u32 changed) 2816 { 2817 #define OFFLOAD_TX_MODE_SU BIT(0) 2818 #define OFFLOAD_TX_MODE_MU BIT(1) 2819 struct ieee80211_vif *vif = link_conf->vif; 2820 struct ieee80211_hw *hw = mt76_hw(dev); 2821 struct mt7996_phy *phy = link->phy; 2822 struct mt76_wcid *wcid = &dev->mt76.global_wcid; 2823 struct bss_inband_discovery_tlv *discov; 2824 struct ieee80211_tx_info *info; 2825 struct sk_buff *rskb, *skb = NULL; 2826 struct cfg80211_chan_def *chandef; 2827 enum nl80211_band band; 2828 struct tlv *tlv; 2829 u8 *buf, interval; 2830 int len; 2831 2832 if (!phy) 2833 return -EINVAL; 2834 2835 chandef = &phy->mt76->chandef; 2836 band = chandef->chan->band; 2837 2838 if (link_conf->nontransmitted) 2839 return 0; 2840 2841 rskb = __mt7996_mcu_alloc_bss_req(&dev->mt76, &link->mt76, 2842 MT7996_MAX_BSS_OFFLOAD_SIZE); 2843 if (IS_ERR(rskb)) 2844 return PTR_ERR(rskb); 2845 2846 if (changed & BSS_CHANGED_FILS_DISCOVERY && 2847 link_conf->fils_discovery.max_interval) { 2848 interval = link_conf->fils_discovery.max_interval; 2849 skb = ieee80211_get_fils_discovery_tmpl(hw, vif); 2850 } else if (changed & BSS_CHANGED_UNSOL_BCAST_PROBE_RESP && 2851 link_conf->unsol_bcast_probe_resp_interval) { 2852 interval = link_conf->unsol_bcast_probe_resp_interval; 2853 skb = ieee80211_get_unsol_bcast_probe_resp_tmpl(hw, vif); 2854 } 2855 2856 if (!skb) { 2857 dev_kfree_skb(rskb); 2858 return -EINVAL; 2859 } 2860 2861 if (skb->len > MT7996_MAX_BEACON_SIZE) { 2862 dev_err(dev->mt76.dev, "inband discovery size limit exceed\n"); 2863 dev_kfree_skb(rskb); 2864 dev_kfree_skb(skb); 2865 return -EINVAL; 2866 } 2867 2868 info = IEEE80211_SKB_CB(skb); 2869 info->control.vif = vif; 2870 info->band = band; 2871 info->hw_queue |= FIELD_PREP(MT_TX_HW_QUEUE_PHY, phy->mt76->band_idx); 2872 2873 len = ALIGN(sizeof(*discov) + MT_TXD_SIZE + skb->len, 4); 2874 tlv = mt7996_mcu_add_uni_tlv(rskb, UNI_BSS_INFO_OFFLOAD, len); 2875 2876 discov = (struct bss_inband_discovery_tlv *)tlv; 2877 discov->tx_mode = OFFLOAD_TX_MODE_SU; 2878 /* 0: UNSOL PROBE RESP, 1: FILS DISCOV */ 2879 discov->tx_type = !!(changed & BSS_CHANGED_FILS_DISCOVERY); 2880 discov->tx_interval = interval; 2881 discov->prob_rsp_len = cpu_to_le16(MT_TXD_SIZE + skb->len); 2882 discov->enable = true; 2883 discov->wcid = cpu_to_le16(MT7996_WTBL_RESERVED); 2884 2885 buf = (u8 *)tlv + sizeof(*discov); 2886 2887 mt7996_mac_write_txwi(dev, (__le32 *)buf, skb, wcid, NULL, 0, 0, changed); 2888 2889 memcpy(buf + MT_TXD_SIZE, skb->data, skb->len); 2890 2891 dev_kfree_skb(skb); 2892 2893 return mt76_mcu_skb_send_msg(&dev->mt76, rskb, 2894 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 2895 } 2896 2897 static int mt7996_driver_own(struct mt7996_dev *dev, u8 band) 2898 { 2899 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(band), MT_TOP_LPCR_HOST_DRV_OWN); 2900 if (!mt76_poll_msec(dev, MT_TOP_LPCR_HOST_BAND(band), 2901 MT_TOP_LPCR_HOST_FW_OWN_STAT, 0, 500)) { 2902 dev_err(dev->mt76.dev, "Timeout for driver own\n"); 2903 return -EIO; 2904 } 2905 2906 /* clear irq when the driver own success */ 2907 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND_IRQ_STAT(band), 2908 MT_TOP_LPCR_HOST_BAND_STAT); 2909 2910 return 0; 2911 } 2912 2913 static u32 mt7996_patch_sec_mode(u32 key_info) 2914 { 2915 u32 sec = u32_get_bits(key_info, MT7996_PATCH_SEC), key = 0; 2916 2917 if (key_info == GENMASK(31, 0) || sec == MT7996_SEC_MODE_PLAIN) 2918 return 0; 2919 2920 if (sec == MT7996_SEC_MODE_AES) 2921 key = u32_get_bits(key_info, MT7996_PATCH_AES_KEY); 2922 else 2923 key = u32_get_bits(key_info, MT7996_PATCH_SCRAMBLE_KEY); 2924 2925 return MT7996_SEC_ENCRYPT | MT7996_SEC_IV | 2926 u32_encode_bits(key, MT7996_SEC_KEY_IDX); 2927 } 2928 2929 static int mt7996_load_patch(struct mt7996_dev *dev) 2930 { 2931 const struct mt7996_patch_hdr *hdr; 2932 const struct firmware *fw = NULL; 2933 int i, ret, sem; 2934 2935 sem = mt76_connac_mcu_patch_sem_ctrl(&dev->mt76, 1); 2936 switch (sem) { 2937 case PATCH_IS_DL: 2938 return 0; 2939 case PATCH_NOT_DL_SEM_SUCCESS: 2940 break; 2941 default: 2942 dev_err(dev->mt76.dev, "Failed to get patch semaphore\n"); 2943 return -EAGAIN; 2944 } 2945 2946 ret = request_firmware(&fw, fw_name(dev, ROM_PATCH), dev->mt76.dev); 2947 if (ret) 2948 goto out; 2949 2950 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 2951 dev_err(dev->mt76.dev, "Invalid firmware\n"); 2952 ret = -EINVAL; 2953 goto out; 2954 } 2955 2956 hdr = (const struct mt7996_patch_hdr *)(fw->data); 2957 2958 dev_info(dev->mt76.dev, "HW/SW Version: 0x%x, Build Time: %.16s\n", 2959 be32_to_cpu(hdr->hw_sw_ver), hdr->build_date); 2960 2961 for (i = 0; i < be32_to_cpu(hdr->desc.n_region); i++) { 2962 struct mt7996_patch_sec *sec; 2963 const u8 *dl; 2964 u32 len, addr, sec_key_idx, mode = DL_MODE_NEED_RSP; 2965 2966 sec = (struct mt7996_patch_sec *)(fw->data + sizeof(*hdr) + 2967 i * sizeof(*sec)); 2968 if ((be32_to_cpu(sec->type) & PATCH_SEC_TYPE_MASK) != 2969 PATCH_SEC_TYPE_INFO) { 2970 ret = -EINVAL; 2971 goto out; 2972 } 2973 2974 addr = be32_to_cpu(sec->info.addr); 2975 len = be32_to_cpu(sec->info.len); 2976 sec_key_idx = be32_to_cpu(sec->info.sec_key_idx); 2977 dl = fw->data + be32_to_cpu(sec->offs); 2978 2979 mode |= mt7996_patch_sec_mode(sec_key_idx); 2980 2981 ret = mt76_connac_mcu_init_download(&dev->mt76, addr, len, 2982 mode); 2983 if (ret) { 2984 dev_err(dev->mt76.dev, "Download request failed\n"); 2985 goto out; 2986 } 2987 2988 ret = __mt76_mcu_send_firmware(&dev->mt76, MCU_CMD(FW_SCATTER), 2989 dl, len, 4096); 2990 if (ret) { 2991 dev_err(dev->mt76.dev, "Failed to send patch\n"); 2992 goto out; 2993 } 2994 } 2995 2996 ret = mt76_connac_mcu_start_patch(&dev->mt76); 2997 if (ret) 2998 dev_err(dev->mt76.dev, "Failed to start patch\n"); 2999 3000 out: 3001 sem = mt76_connac_mcu_patch_sem_ctrl(&dev->mt76, 0); 3002 switch (sem) { 3003 case PATCH_REL_SEM_SUCCESS: 3004 break; 3005 default: 3006 ret = -EAGAIN; 3007 dev_err(dev->mt76.dev, "Failed to release patch semaphore\n"); 3008 break; 3009 } 3010 release_firmware(fw); 3011 3012 return ret; 3013 } 3014 3015 static int 3016 mt7996_mcu_send_ram_firmware(struct mt7996_dev *dev, 3017 const struct mt7996_fw_trailer *hdr, 3018 const u8 *data, enum mt7996_ram_type type) 3019 { 3020 int i, offset = 0; 3021 u32 override = 0, option = 0; 3022 3023 for (i = 0; i < hdr->n_region; i++) { 3024 const struct mt7996_fw_region *region; 3025 int err; 3026 u32 len, addr, mode; 3027 3028 region = (const struct mt7996_fw_region *)((const u8 *)hdr - 3029 (hdr->n_region - i) * sizeof(*region)); 3030 /* DSP and WA use same mode */ 3031 mode = mt76_connac_mcu_gen_dl_mode(&dev->mt76, 3032 region->feature_set, 3033 type != MT7996_RAM_TYPE_WM); 3034 len = le32_to_cpu(region->len); 3035 addr = le32_to_cpu(region->addr); 3036 3037 if (region->feature_set & FW_FEATURE_OVERRIDE_ADDR) 3038 override = addr; 3039 3040 err = mt76_connac_mcu_init_download(&dev->mt76, addr, len, 3041 mode); 3042 if (err) { 3043 dev_err(dev->mt76.dev, "Download request failed\n"); 3044 return err; 3045 } 3046 3047 err = __mt76_mcu_send_firmware(&dev->mt76, MCU_CMD(FW_SCATTER), 3048 data + offset, len, 4096); 3049 if (err) { 3050 dev_err(dev->mt76.dev, "Failed to send firmware.\n"); 3051 return err; 3052 } 3053 3054 offset += len; 3055 } 3056 3057 if (override) 3058 option |= FW_START_OVERRIDE; 3059 3060 if (type == MT7996_RAM_TYPE_WA) 3061 option |= FW_START_WORKING_PDA_CR4; 3062 else if (type == MT7996_RAM_TYPE_DSP) 3063 option |= FW_START_WORKING_PDA_DSP; 3064 3065 return mt76_connac_mcu_start_firmware(&dev->mt76, override, option); 3066 } 3067 3068 static int __mt7996_load_ram(struct mt7996_dev *dev, const char *fw_type, 3069 const char *fw_file, enum mt7996_ram_type ram_type) 3070 { 3071 const struct mt7996_fw_trailer *hdr; 3072 const struct firmware *fw; 3073 int ret; 3074 3075 ret = request_firmware(&fw, fw_file, dev->mt76.dev); 3076 if (ret) 3077 return ret; 3078 3079 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 3080 dev_err(dev->mt76.dev, "Invalid firmware\n"); 3081 ret = -EINVAL; 3082 goto out; 3083 } 3084 3085 hdr = (const void *)(fw->data + fw->size - sizeof(*hdr)); 3086 dev_info(dev->mt76.dev, "%s Firmware Version: %.10s, Build Time: %.15s\n", 3087 fw_type, hdr->fw_ver, hdr->build_date); 3088 3089 ret = mt7996_mcu_send_ram_firmware(dev, hdr, fw->data, ram_type); 3090 if (ret) { 3091 dev_err(dev->mt76.dev, "Failed to start %s firmware\n", fw_type); 3092 goto out; 3093 } 3094 3095 snprintf(dev->mt76.hw->wiphy->fw_version, 3096 sizeof(dev->mt76.hw->wiphy->fw_version), 3097 "%.10s-%.15s", hdr->fw_ver, hdr->build_date); 3098 3099 out: 3100 release_firmware(fw); 3101 3102 return ret; 3103 } 3104 3105 static int mt7996_load_ram(struct mt7996_dev *dev) 3106 { 3107 int ret; 3108 3109 ret = __mt7996_load_ram(dev, "WM", fw_name(dev, FIRMWARE_WM), 3110 MT7996_RAM_TYPE_WM); 3111 if (ret) 3112 return ret; 3113 3114 if (!mt7996_has_wa(dev)) 3115 return 0; 3116 3117 ret = __mt7996_load_ram(dev, "DSP", fw_name(dev, FIRMWARE_DSP), 3118 MT7996_RAM_TYPE_DSP); 3119 if (ret) 3120 return ret; 3121 3122 return __mt7996_load_ram(dev, "WA", fw_name(dev, FIRMWARE_WA), 3123 MT7996_RAM_TYPE_WA); 3124 } 3125 3126 static int 3127 mt7996_firmware_state(struct mt7996_dev *dev, u8 fw_state) 3128 { 3129 u32 state = FIELD_PREP(MT_TOP_MISC_FW_STATE, fw_state); 3130 3131 if (!mt76_poll_msec(dev, MT_TOP_MISC, MT_TOP_MISC_FW_STATE, 3132 state, 1000)) { 3133 dev_err(dev->mt76.dev, "Timeout for initializing firmware\n"); 3134 return -EIO; 3135 } 3136 return 0; 3137 } 3138 3139 static int 3140 mt7996_mcu_restart(struct mt76_dev *dev) 3141 { 3142 struct { 3143 u8 __rsv1[4]; 3144 3145 __le16 tag; 3146 __le16 len; 3147 u8 power_mode; 3148 u8 __rsv2[3]; 3149 } __packed req = { 3150 .tag = cpu_to_le16(UNI_POWER_OFF), 3151 .len = cpu_to_le16(sizeof(req) - 4), 3152 .power_mode = 1, 3153 }; 3154 3155 return mt76_mcu_send_msg(dev, MCU_WM_UNI_CMD(POWER_CTRL), &req, 3156 sizeof(req), false); 3157 } 3158 3159 static int mt7996_load_firmware(struct mt7996_dev *dev) 3160 { 3161 u8 fw_state; 3162 int ret; 3163 3164 /* make sure fw is download state */ 3165 if (mt7996_firmware_state(dev, FW_STATE_FW_DOWNLOAD)) { 3166 /* restart firmware once */ 3167 mt7996_mcu_restart(&dev->mt76); 3168 ret = mt7996_firmware_state(dev, FW_STATE_FW_DOWNLOAD); 3169 if (ret) { 3170 dev_err(dev->mt76.dev, 3171 "Firmware is not ready for download\n"); 3172 return ret; 3173 } 3174 } 3175 3176 ret = mt7996_load_patch(dev); 3177 if (ret) 3178 return ret; 3179 3180 ret = mt7996_load_ram(dev); 3181 if (ret) 3182 return ret; 3183 3184 fw_state = mt7996_has_wa(dev) ? FW_STATE_RDY : FW_STATE_NORMAL_TRX; 3185 ret = mt7996_firmware_state(dev, fw_state); 3186 if (ret) 3187 return ret; 3188 3189 mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_FWDL], false); 3190 3191 dev_dbg(dev->mt76.dev, "Firmware init done\n"); 3192 3193 return 0; 3194 } 3195 3196 int mt7996_mcu_fw_log_2_host(struct mt7996_dev *dev, u8 type, u8 ctrl) 3197 { 3198 struct { 3199 u8 _rsv[4]; 3200 3201 __le16 tag; 3202 __le16 len; 3203 u8 ctrl; 3204 u8 interval; 3205 u8 _rsv2[2]; 3206 } __packed data = { 3207 .tag = cpu_to_le16(UNI_WSYS_CONFIG_FW_LOG_CTRL), 3208 .len = cpu_to_le16(sizeof(data) - 4), 3209 .ctrl = ctrl, 3210 }; 3211 3212 if (type == MCU_FW_LOG_WA) 3213 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_UNI_CMD(WSYS_CONFIG), 3214 &data, sizeof(data), true); 3215 3216 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(WSYS_CONFIG), &data, 3217 sizeof(data), true); 3218 } 3219 3220 int mt7996_mcu_fw_dbg_ctrl(struct mt7996_dev *dev, u32 module, u8 level) 3221 { 3222 struct { 3223 u8 _rsv[4]; 3224 3225 __le16 tag; 3226 __le16 len; 3227 __le32 module_idx; 3228 u8 level; 3229 u8 _rsv2[3]; 3230 } data = { 3231 .tag = cpu_to_le16(UNI_WSYS_CONFIG_FW_DBG_CTRL), 3232 .len = cpu_to_le16(sizeof(data) - 4), 3233 .module_idx = cpu_to_le32(module), 3234 .level = level, 3235 }; 3236 3237 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(WSYS_CONFIG), &data, 3238 sizeof(data), false); 3239 } 3240 3241 static int mt7996_mcu_set_mwds(struct mt7996_dev *dev, bool enabled) 3242 { 3243 struct { 3244 u8 enable; 3245 u8 _rsv[3]; 3246 } __packed req = { 3247 .enable = enabled 3248 }; 3249 3250 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_EXT_CMD(MWDS_SUPPORT), &req, 3251 sizeof(req), false); 3252 } 3253 3254 static void mt7996_add_rx_airtime_tlv(struct sk_buff *skb, u8 band_idx) 3255 { 3256 struct vow_rx_airtime *req; 3257 struct tlv *tlv; 3258 3259 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_VOW_RX_AT_AIRTIME_CLR_EN, sizeof(*req)); 3260 req = (struct vow_rx_airtime *)tlv; 3261 req->enable = true; 3262 req->band = band_idx; 3263 3264 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_VOW_RX_AT_AIRTIME_EN, sizeof(*req)); 3265 req = (struct vow_rx_airtime *)tlv; 3266 req->enable = true; 3267 req->band = band_idx; 3268 } 3269 3270 static int 3271 mt7996_mcu_init_rx_airtime(struct mt7996_dev *dev) 3272 { 3273 struct uni_header hdr = {}; 3274 struct sk_buff *skb; 3275 int len, num, i; 3276 3277 num = 2 + 2 * (mt7996_band_valid(dev, MT_BAND1) + 3278 mt7996_band_valid(dev, MT_BAND2)); 3279 len = sizeof(hdr) + num * sizeof(struct vow_rx_airtime); 3280 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 3281 if (!skb) 3282 return -ENOMEM; 3283 3284 skb_put_data(skb, &hdr, sizeof(hdr)); 3285 3286 for (i = 0; i < __MT_MAX_BAND; i++) { 3287 if (mt7996_band_valid(dev, i)) 3288 mt7996_add_rx_airtime_tlv(skb, i); 3289 } 3290 3291 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 3292 MCU_WM_UNI_CMD(VOW), true); 3293 } 3294 3295 int mt7996_mcu_init_firmware(struct mt7996_dev *dev) 3296 { 3297 int ret; 3298 3299 /* force firmware operation mode into normal state, 3300 * which should be set before firmware download stage. 3301 */ 3302 mt76_wr(dev, MT_SWDEF_MODE, MT_SWDEF_NORMAL_MODE); 3303 3304 ret = mt7996_driver_own(dev, 0); 3305 if (ret) 3306 return ret; 3307 /* set driver own for band1 when two hif exist */ 3308 if (dev->hif2) { 3309 ret = mt7996_driver_own(dev, 1); 3310 if (ret) 3311 return ret; 3312 } 3313 3314 ret = mt7996_load_firmware(dev); 3315 if (ret) 3316 return ret; 3317 3318 set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); 3319 ret = mt7996_mcu_fw_log_2_host(dev, MCU_FW_LOG_WM, 0); 3320 if (ret) 3321 return ret; 3322 3323 if (mt7996_has_wa(dev)) { 3324 ret = mt7996_mcu_fw_log_2_host(dev, MCU_FW_LOG_WA, 0); 3325 if (ret) 3326 return ret; 3327 3328 ret = mt7996_mcu_set_mwds(dev, 1); 3329 if (ret) 3330 return ret; 3331 } 3332 3333 ret = mt7996_mcu_init_rx_airtime(dev); 3334 if (ret) 3335 return ret; 3336 3337 return mt7996_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(SET), 3338 MCU_WA_PARAM_RED, 0, 0); 3339 } 3340 3341 int mt7996_mcu_init(struct mt7996_dev *dev) 3342 { 3343 static const struct mt76_mcu_ops mt7996_mcu_ops = { 3344 .headroom = sizeof(struct mt76_connac2_mcu_txd), /* reuse */ 3345 .mcu_skb_send_msg = mt7996_mcu_send_message, 3346 .mcu_parse_response = mt7996_mcu_parse_response, 3347 }; 3348 3349 dev->mt76.mcu_ops = &mt7996_mcu_ops; 3350 3351 return mt7996_mcu_init_firmware(dev); 3352 } 3353 3354 void mt7996_mcu_exit(struct mt7996_dev *dev) 3355 { 3356 mt7996_mcu_restart(&dev->mt76); 3357 if (mt7996_firmware_state(dev, FW_STATE_FW_DOWNLOAD)) { 3358 dev_err(dev->mt76.dev, "Failed to exit mcu\n"); 3359 goto out; 3360 } 3361 3362 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(0), MT_TOP_LPCR_HOST_FW_OWN); 3363 if (dev->hif2) 3364 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(1), 3365 MT_TOP_LPCR_HOST_FW_OWN); 3366 out: 3367 skb_queue_purge(&dev->mt76.mcu.res_q); 3368 } 3369 3370 int mt7996_mcu_set_hdr_trans(struct mt7996_dev *dev, bool hdr_trans) 3371 { 3372 struct { 3373 u8 __rsv[4]; 3374 } __packed hdr = {}; 3375 struct hdr_trans_blacklist *req_blacklist; 3376 struct hdr_trans_en *req_en; 3377 struct sk_buff *skb; 3378 struct tlv *tlv; 3379 int len = MT7996_HDR_TRANS_MAX_SIZE + sizeof(hdr); 3380 3381 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 3382 if (!skb) 3383 return -ENOMEM; 3384 3385 skb_put_data(skb, &hdr, sizeof(hdr)); 3386 3387 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_HDR_TRANS_EN, sizeof(*req_en)); 3388 req_en = (struct hdr_trans_en *)tlv; 3389 req_en->enable = hdr_trans; 3390 3391 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_HDR_TRANS_VLAN, 3392 sizeof(struct hdr_trans_vlan)); 3393 3394 if (hdr_trans) { 3395 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_HDR_TRANS_BLACKLIST, 3396 sizeof(*req_blacklist)); 3397 req_blacklist = (struct hdr_trans_blacklist *)tlv; 3398 req_blacklist->enable = 1; 3399 req_blacklist->type = cpu_to_le16(ETH_P_PAE); 3400 } 3401 3402 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 3403 MCU_WM_UNI_CMD(RX_HDR_TRANS), true); 3404 } 3405 3406 int mt7996_mcu_set_tx(struct mt7996_dev *dev, struct ieee80211_vif *vif, 3407 struct ieee80211_bss_conf *link_conf) 3408 { 3409 #define MCU_EDCA_AC_PARAM 0 3410 #define WMM_AIFS_SET BIT(0) 3411 #define WMM_CW_MIN_SET BIT(1) 3412 #define WMM_CW_MAX_SET BIT(2) 3413 #define WMM_TXOP_SET BIT(3) 3414 #define WMM_PARAM_SET (WMM_AIFS_SET | WMM_CW_MIN_SET | \ 3415 WMM_CW_MAX_SET | WMM_TXOP_SET) 3416 struct mt7996_vif_link *link = mt7996_vif_conf_link(dev, vif, link_conf); 3417 struct { 3418 u8 bss_idx; 3419 u8 __rsv[3]; 3420 } __packed hdr = { 3421 .bss_idx = link->mt76.idx, 3422 }; 3423 struct sk_buff *skb; 3424 int len = sizeof(hdr) + IEEE80211_NUM_ACS * sizeof(struct edca); 3425 int ac; 3426 3427 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 3428 if (!skb) 3429 return -ENOMEM; 3430 3431 skb_put_data(skb, &hdr, sizeof(hdr)); 3432 3433 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { 3434 struct ieee80211_tx_queue_params *q = &link->queue_params[ac]; 3435 struct edca *e; 3436 struct tlv *tlv; 3437 3438 tlv = mt7996_mcu_add_uni_tlv(skb, MCU_EDCA_AC_PARAM, sizeof(*e)); 3439 3440 e = (struct edca *)tlv; 3441 e->set = WMM_PARAM_SET; 3442 e->queue = ac; 3443 e->aifs = q->aifs; 3444 e->txop = cpu_to_le16(q->txop); 3445 3446 if (q->cw_min) 3447 e->cw_min = fls(q->cw_min); 3448 else 3449 e->cw_min = 5; 3450 3451 if (q->cw_max) 3452 e->cw_max = fls(q->cw_max); 3453 else 3454 e->cw_max = 10; 3455 } 3456 3457 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 3458 MCU_WM_UNI_CMD(EDCA_UPDATE), true); 3459 } 3460 3461 int mt7996_mcu_set_fcc5_lpn(struct mt7996_dev *dev, int val) 3462 { 3463 struct { 3464 u8 _rsv[4]; 3465 3466 __le16 tag; 3467 __le16 len; 3468 3469 __le32 ctrl; 3470 __le16 min_lpn; 3471 u8 rsv[2]; 3472 } __packed req = { 3473 .tag = cpu_to_le16(UNI_RDD_CTRL_SET_TH), 3474 .len = cpu_to_le16(sizeof(req) - 4), 3475 3476 .ctrl = cpu_to_le32(0x1), 3477 .min_lpn = cpu_to_le16(val), 3478 }; 3479 3480 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL), 3481 &req, sizeof(req), true); 3482 } 3483 3484 int mt7996_mcu_set_pulse_th(struct mt7996_dev *dev, 3485 const struct mt7996_dfs_pulse *pulse) 3486 { 3487 struct { 3488 u8 _rsv[4]; 3489 3490 __le16 tag; 3491 __le16 len; 3492 3493 __le32 ctrl; 3494 3495 __le32 max_width; /* us */ 3496 __le32 max_pwr; /* dbm */ 3497 __le32 min_pwr; /* dbm */ 3498 __le32 min_stgr_pri; /* us */ 3499 __le32 max_stgr_pri; /* us */ 3500 __le32 min_cr_pri; /* us */ 3501 __le32 max_cr_pri; /* us */ 3502 } __packed req = { 3503 .tag = cpu_to_le16(UNI_RDD_CTRL_SET_TH), 3504 .len = cpu_to_le16(sizeof(req) - 4), 3505 3506 .ctrl = cpu_to_le32(0x3), 3507 3508 #define __req_field(field) .field = cpu_to_le32(pulse->field) 3509 __req_field(max_width), 3510 __req_field(max_pwr), 3511 __req_field(min_pwr), 3512 __req_field(min_stgr_pri), 3513 __req_field(max_stgr_pri), 3514 __req_field(min_cr_pri), 3515 __req_field(max_cr_pri), 3516 #undef __req_field 3517 }; 3518 3519 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL), 3520 &req, sizeof(req), true); 3521 } 3522 3523 int mt7996_mcu_set_radar_th(struct mt7996_dev *dev, int index, 3524 const struct mt7996_dfs_pattern *pattern) 3525 { 3526 struct { 3527 u8 _rsv[4]; 3528 3529 __le16 tag; 3530 __le16 len; 3531 3532 __le32 ctrl; 3533 __le16 radar_type; 3534 3535 u8 enb; 3536 u8 stgr; 3537 u8 min_crpn; 3538 u8 max_crpn; 3539 u8 min_crpr; 3540 u8 min_pw; 3541 __le32 min_pri; 3542 __le32 max_pri; 3543 u8 max_pw; 3544 u8 min_crbn; 3545 u8 max_crbn; 3546 u8 min_stgpn; 3547 u8 max_stgpn; 3548 u8 min_stgpr; 3549 u8 rsv[2]; 3550 __le32 min_stgpr_diff; 3551 } __packed req = { 3552 .tag = cpu_to_le16(UNI_RDD_CTRL_SET_TH), 3553 .len = cpu_to_le16(sizeof(req) - 4), 3554 3555 .ctrl = cpu_to_le32(0x2), 3556 .radar_type = cpu_to_le16(index), 3557 3558 #define __req_field_u8(field) .field = pattern->field 3559 #define __req_field_u32(field) .field = cpu_to_le32(pattern->field) 3560 __req_field_u8(enb), 3561 __req_field_u8(stgr), 3562 __req_field_u8(min_crpn), 3563 __req_field_u8(max_crpn), 3564 __req_field_u8(min_crpr), 3565 __req_field_u8(min_pw), 3566 __req_field_u32(min_pri), 3567 __req_field_u32(max_pri), 3568 __req_field_u8(max_pw), 3569 __req_field_u8(min_crbn), 3570 __req_field_u8(max_crbn), 3571 __req_field_u8(min_stgpn), 3572 __req_field_u8(max_stgpn), 3573 __req_field_u8(min_stgpr), 3574 __req_field_u32(min_stgpr_diff), 3575 #undef __req_field_u8 3576 #undef __req_field_u32 3577 }; 3578 3579 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL), 3580 &req, sizeof(req), true); 3581 } 3582 3583 static int 3584 mt7996_mcu_background_chain_ctrl(struct mt7996_phy *phy, 3585 struct cfg80211_chan_def *chandef, 3586 int cmd) 3587 { 3588 struct mt7996_dev *dev = phy->dev; 3589 struct mt76_phy *mphy = phy->mt76; 3590 struct ieee80211_channel *chan = mphy->chandef.chan; 3591 int freq = mphy->chandef.center_freq1; 3592 struct mt7996_mcu_background_chain_ctrl req = { 3593 .tag = cpu_to_le16(0), 3594 .len = cpu_to_le16(sizeof(req) - 4), 3595 .monitor_scan_type = 2, /* simple rx */ 3596 }; 3597 3598 if (!chandef && cmd != CH_SWITCH_BACKGROUND_SCAN_STOP) 3599 return -EINVAL; 3600 3601 if (!cfg80211_chandef_valid(&mphy->chandef)) 3602 return -EINVAL; 3603 3604 switch (cmd) { 3605 case CH_SWITCH_BACKGROUND_SCAN_START: { 3606 req.chan = chan->hw_value; 3607 req.central_chan = ieee80211_frequency_to_channel(freq); 3608 req.bw = mt76_connac_chan_bw(&mphy->chandef); 3609 req.monitor_chan = chandef->chan->hw_value; 3610 req.monitor_central_chan = 3611 ieee80211_frequency_to_channel(chandef->center_freq1); 3612 req.monitor_bw = mt76_connac_chan_bw(chandef); 3613 req.band_idx = phy->mt76->band_idx; 3614 req.scan_mode = 1; 3615 break; 3616 } 3617 case CH_SWITCH_BACKGROUND_SCAN_RUNNING: 3618 req.monitor_chan = chandef->chan->hw_value; 3619 req.monitor_central_chan = 3620 ieee80211_frequency_to_channel(chandef->center_freq1); 3621 req.band_idx = phy->mt76->band_idx; 3622 req.scan_mode = 2; 3623 break; 3624 case CH_SWITCH_BACKGROUND_SCAN_STOP: 3625 req.chan = chan->hw_value; 3626 req.central_chan = ieee80211_frequency_to_channel(freq); 3627 req.bw = mt76_connac_chan_bw(&mphy->chandef); 3628 req.tx_stream = hweight8(mphy->antenna_mask); 3629 req.rx_stream = mphy->antenna_mask; 3630 break; 3631 default: 3632 return -EINVAL; 3633 } 3634 req.band = chandef ? chandef->chan->band == NL80211_BAND_5GHZ : 1; 3635 3636 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(OFFCH_SCAN_CTRL), 3637 &req, sizeof(req), false); 3638 } 3639 3640 int mt7996_mcu_rdd_background_enable(struct mt7996_phy *phy, 3641 struct cfg80211_chan_def *chandef) 3642 { 3643 struct mt7996_dev *dev = phy->dev; 3644 int err, region, rdd_idx = mt7996_get_rdd_idx(phy, true); 3645 3646 if (!chandef) { /* disable offchain */ 3647 err = mt7996_mcu_rdd_cmd(dev, RDD_STOP, rdd_idx, 0); 3648 if (err) 3649 return err; 3650 3651 return mt7996_mcu_background_chain_ctrl(phy, NULL, 3652 CH_SWITCH_BACKGROUND_SCAN_STOP); 3653 } 3654 3655 err = mt7996_mcu_background_chain_ctrl(phy, chandef, 3656 CH_SWITCH_BACKGROUND_SCAN_START); 3657 if (err) 3658 return err; 3659 3660 switch (dev->mt76.region) { 3661 case NL80211_DFS_ETSI: 3662 region = 0; 3663 break; 3664 case NL80211_DFS_JP: 3665 region = 2; 3666 break; 3667 case NL80211_DFS_FCC: 3668 default: 3669 region = 1; 3670 break; 3671 } 3672 3673 return mt7996_mcu_rdd_cmd(dev, RDD_START, rdd_idx, region); 3674 } 3675 3676 int mt7996_mcu_set_chan_info(struct mt7996_phy *phy, u16 tag) 3677 { 3678 static const u8 ch_band[] = { 3679 [NL80211_BAND_2GHZ] = 0, 3680 [NL80211_BAND_5GHZ] = 1, 3681 [NL80211_BAND_6GHZ] = 2, 3682 }; 3683 struct mt7996_dev *dev = phy->dev; 3684 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 3685 int freq1 = chandef->center_freq1; 3686 u8 band_idx = phy->mt76->band_idx; 3687 struct { 3688 /* fixed field */ 3689 u8 __rsv[4]; 3690 3691 __le16 tag; 3692 __le16 len; 3693 u8 control_ch; 3694 u8 center_ch; 3695 u8 bw; 3696 u8 tx_path_num; 3697 u8 rx_path; /* mask or num */ 3698 u8 switch_reason; 3699 u8 band_idx; 3700 u8 center_ch2; /* for 80+80 only */ 3701 __le16 cac_case; 3702 u8 channel_band; 3703 u8 rsv0; 3704 __le32 outband_freq; 3705 u8 txpower_drop; 3706 u8 ap_bw; 3707 u8 ap_center_ch; 3708 u8 rsv1[53]; 3709 } __packed req = { 3710 .tag = cpu_to_le16(tag), 3711 .len = cpu_to_le16(sizeof(req) - 4), 3712 .control_ch = chandef->chan->hw_value, 3713 .center_ch = ieee80211_frequency_to_channel(freq1), 3714 .bw = mt76_connac_chan_bw(chandef), 3715 .tx_path_num = hweight16(phy->mt76->chainmask), 3716 .rx_path = mt7996_rx_chainmask(phy) >> dev->chainshift[band_idx], 3717 .band_idx = band_idx, 3718 .channel_band = ch_band[chandef->chan->band], 3719 }; 3720 3721 if (phy->mt76->hw->conf.flags & IEEE80211_CONF_MONITOR) 3722 req.switch_reason = CH_SWITCH_NORMAL; 3723 else if (phy->mt76->offchannel || 3724 phy->mt76->hw->conf.flags & IEEE80211_CONF_IDLE) 3725 req.switch_reason = CH_SWITCH_SCAN_BYPASS_DPD; 3726 else if (!cfg80211_reg_can_beacon(phy->mt76->hw->wiphy, chandef, 3727 NL80211_IFTYPE_AP)) 3728 req.switch_reason = CH_SWITCH_DFS; 3729 else 3730 req.switch_reason = CH_SWITCH_NORMAL; 3731 3732 if (tag == UNI_CHANNEL_SWITCH) 3733 req.rx_path = hweight8(req.rx_path); 3734 3735 if (chandef->width == NL80211_CHAN_WIDTH_80P80) { 3736 int freq2 = chandef->center_freq2; 3737 3738 req.center_ch2 = ieee80211_frequency_to_channel(freq2); 3739 } 3740 3741 return mt76_mcu_send_msg(&dev->mt76, MCU_WMWA_UNI_CMD(CHANNEL_SWITCH), 3742 &req, sizeof(req), true); 3743 } 3744 3745 static int mt7996_mcu_set_eeprom_flash(struct mt7996_dev *dev) 3746 { 3747 #define MAX_PAGE_IDX_MASK GENMASK(7, 5) 3748 #define PAGE_IDX_MASK GENMASK(4, 2) 3749 #define PER_PAGE_SIZE 0x400 3750 struct mt7996_mcu_eeprom req = { 3751 .tag = cpu_to_le16(UNI_EFUSE_BUFFER_MODE), 3752 .buffer_mode = EE_MODE_BUFFER 3753 }; 3754 u16 eeprom_size = MT7996_EEPROM_SIZE; 3755 u8 total = DIV_ROUND_UP(eeprom_size, PER_PAGE_SIZE); 3756 u8 *eep = (u8 *)dev->mt76.eeprom.data; 3757 int eep_len, i; 3758 3759 for (i = 0; i < total; i++, eep += eep_len) { 3760 struct sk_buff *skb; 3761 int ret, msg_len; 3762 3763 if (i == total - 1 && !!(eeprom_size % PER_PAGE_SIZE)) 3764 eep_len = eeprom_size % PER_PAGE_SIZE; 3765 else 3766 eep_len = PER_PAGE_SIZE; 3767 3768 msg_len = sizeof(req) + eep_len; 3769 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, msg_len); 3770 if (!skb) 3771 return -ENOMEM; 3772 3773 req.len = cpu_to_le16(msg_len - 4); 3774 req.format = FIELD_PREP(MAX_PAGE_IDX_MASK, total - 1) | 3775 FIELD_PREP(PAGE_IDX_MASK, i) | EE_FORMAT_WHOLE; 3776 req.buf_len = cpu_to_le16(eep_len); 3777 3778 skb_put_data(skb, &req, sizeof(req)); 3779 skb_put_data(skb, eep, eep_len); 3780 3781 ret = mt76_mcu_skb_send_msg(&dev->mt76, skb, 3782 MCU_WM_UNI_CMD(EFUSE_CTRL), true); 3783 if (ret) 3784 return ret; 3785 } 3786 3787 return 0; 3788 } 3789 3790 int mt7996_mcu_set_eeprom(struct mt7996_dev *dev) 3791 { 3792 struct mt7996_mcu_eeprom req = { 3793 .tag = cpu_to_le16(UNI_EFUSE_BUFFER_MODE), 3794 .len = cpu_to_le16(sizeof(req) - 4), 3795 .buffer_mode = EE_MODE_EFUSE, 3796 .format = EE_FORMAT_WHOLE 3797 }; 3798 3799 if (dev->flash_mode) 3800 return mt7996_mcu_set_eeprom_flash(dev); 3801 3802 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(EFUSE_CTRL), 3803 &req, sizeof(req), true); 3804 } 3805 3806 int mt7996_mcu_get_eeprom(struct mt7996_dev *dev, u32 offset, u8 *buf, u32 buf_len) 3807 { 3808 struct { 3809 u8 _rsv[4]; 3810 3811 __le16 tag; 3812 __le16 len; 3813 __le32 addr; 3814 __le32 valid; 3815 u8 data[16]; 3816 } __packed req = { 3817 .tag = cpu_to_le16(UNI_EFUSE_ACCESS), 3818 .len = cpu_to_le16(sizeof(req) - 4), 3819 .addr = cpu_to_le32(round_down(offset, 3820 MT7996_EEPROM_BLOCK_SIZE)), 3821 }; 3822 struct sk_buff *skb; 3823 bool valid; 3824 int ret; 3825 3826 ret = mt76_mcu_send_and_get_msg(&dev->mt76, 3827 MCU_WM_UNI_CMD_QUERY(EFUSE_CTRL), 3828 &req, sizeof(req), true, &skb); 3829 if (ret) 3830 return ret; 3831 3832 valid = le32_to_cpu(*(__le32 *)(skb->data + 16)); 3833 if (valid) { 3834 u32 addr = le32_to_cpu(*(__le32 *)(skb->data + 12)); 3835 3836 if (!buf) 3837 buf = (u8 *)dev->mt76.eeprom.data + addr; 3838 if (!buf_len || buf_len > MT7996_EEPROM_BLOCK_SIZE) 3839 buf_len = MT7996_EEPROM_BLOCK_SIZE; 3840 3841 skb_pull(skb, 48); 3842 memcpy(buf, skb->data, buf_len); 3843 } else { 3844 ret = -EINVAL; 3845 } 3846 3847 dev_kfree_skb(skb); 3848 3849 return ret; 3850 } 3851 3852 int mt7996_mcu_get_eeprom_free_block(struct mt7996_dev *dev, u8 *block_num) 3853 { 3854 struct { 3855 u8 _rsv[4]; 3856 3857 __le16 tag; 3858 __le16 len; 3859 u8 num; 3860 u8 version; 3861 u8 die_idx; 3862 u8 _rsv2; 3863 } __packed req = { 3864 .tag = cpu_to_le16(UNI_EFUSE_FREE_BLOCK), 3865 .len = cpu_to_le16(sizeof(req) - 4), 3866 .version = 2, 3867 }; 3868 struct sk_buff *skb; 3869 int ret; 3870 3871 ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_WM_UNI_CMD_QUERY(EFUSE_CTRL), &req, 3872 sizeof(req), true, &skb); 3873 if (ret) 3874 return ret; 3875 3876 *block_num = *(u8 *)(skb->data + 8); 3877 dev_kfree_skb(skb); 3878 3879 return 0; 3880 } 3881 3882 int mt7996_mcu_get_chip_config(struct mt7996_dev *dev, u32 *cap) 3883 { 3884 #define NIC_CAP 3 3885 #define UNI_EVENT_CHIP_CONFIG_EFUSE_VERSION 0x21 3886 struct { 3887 u8 _rsv[4]; 3888 3889 __le16 tag; 3890 __le16 len; 3891 } __packed req = { 3892 .tag = cpu_to_le16(NIC_CAP), 3893 .len = cpu_to_le16(sizeof(req) - 4), 3894 }; 3895 struct sk_buff *skb; 3896 u8 *buf; 3897 int ret; 3898 3899 ret = mt76_mcu_send_and_get_msg(&dev->mt76, 3900 MCU_WM_UNI_CMD_QUERY(CHIP_CONFIG), &req, 3901 sizeof(req), true, &skb); 3902 if (ret) 3903 return ret; 3904 3905 /* fixed field */ 3906 skb_pull(skb, 4); 3907 3908 buf = skb->data; 3909 while (buf - skb->data < skb->len) { 3910 struct tlv *tlv = (struct tlv *)buf; 3911 3912 switch (le16_to_cpu(tlv->tag)) { 3913 case UNI_EVENT_CHIP_CONFIG_EFUSE_VERSION: 3914 *cap = le32_to_cpu(*(__le32 *)(buf + sizeof(*tlv))); 3915 break; 3916 default: 3917 break; 3918 } 3919 3920 buf += le16_to_cpu(tlv->len); 3921 } 3922 3923 dev_kfree_skb(skb); 3924 3925 return 0; 3926 } 3927 3928 int mt7996_mcu_get_chan_mib_info(struct mt7996_phy *phy, bool chan_switch) 3929 { 3930 enum { 3931 IDX_TX_TIME, 3932 IDX_RX_TIME, 3933 IDX_OBSS_AIRTIME, 3934 IDX_NON_WIFI_TIME, 3935 IDX_NUM 3936 }; 3937 struct { 3938 struct { 3939 u8 band; 3940 u8 __rsv[3]; 3941 } hdr; 3942 struct { 3943 __le16 tag; 3944 __le16 len; 3945 __le32 offs; 3946 } data[IDX_NUM]; 3947 } __packed req = { 3948 .hdr.band = phy->mt76->band_idx, 3949 }; 3950 static const u32 offs[] = { 3951 [IDX_TX_TIME] = UNI_MIB_TX_TIME, 3952 [IDX_RX_TIME] = UNI_MIB_RX_TIME, 3953 [IDX_OBSS_AIRTIME] = UNI_MIB_OBSS_AIRTIME, 3954 [IDX_NON_WIFI_TIME] = UNI_MIB_NON_WIFI_TIME, 3955 }; 3956 struct mt76_channel_state *state = phy->mt76->chan_state; 3957 struct mt76_channel_state *state_ts = &phy->state_ts; 3958 struct mt7996_dev *dev = phy->dev; 3959 struct mt7996_mcu_mib *res; 3960 struct sk_buff *skb; 3961 int i, ret; 3962 3963 for (i = 0; i < IDX_NUM; i++) { 3964 req.data[i].tag = cpu_to_le16(UNI_CMD_MIB_DATA); 3965 req.data[i].len = cpu_to_le16(sizeof(req.data[i])); 3966 req.data[i].offs = cpu_to_le32(offs[i]); 3967 } 3968 3969 ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_WM_UNI_CMD_QUERY(GET_MIB_INFO), 3970 &req, sizeof(req), true, &skb); 3971 if (ret) 3972 return ret; 3973 3974 skb_pull(skb, sizeof(req.hdr)); 3975 3976 res = (struct mt7996_mcu_mib *)(skb->data); 3977 3978 if (chan_switch) 3979 goto out; 3980 3981 #define __res_u64(s) le64_to_cpu(res[s].data) 3982 state->cc_tx += __res_u64(IDX_TX_TIME) - state_ts->cc_tx; 3983 state->cc_bss_rx += __res_u64(IDX_RX_TIME) - state_ts->cc_bss_rx; 3984 state->cc_rx += __res_u64(IDX_RX_TIME) + 3985 __res_u64(IDX_OBSS_AIRTIME) - 3986 state_ts->cc_rx; 3987 state->cc_busy += __res_u64(IDX_TX_TIME) + 3988 __res_u64(IDX_RX_TIME) + 3989 __res_u64(IDX_OBSS_AIRTIME) + 3990 __res_u64(IDX_NON_WIFI_TIME) - 3991 state_ts->cc_busy; 3992 out: 3993 state_ts->cc_tx = __res_u64(IDX_TX_TIME); 3994 state_ts->cc_bss_rx = __res_u64(IDX_RX_TIME); 3995 state_ts->cc_rx = __res_u64(IDX_RX_TIME) + __res_u64(IDX_OBSS_AIRTIME); 3996 state_ts->cc_busy = __res_u64(IDX_TX_TIME) + 3997 __res_u64(IDX_RX_TIME) + 3998 __res_u64(IDX_OBSS_AIRTIME) + 3999 __res_u64(IDX_NON_WIFI_TIME); 4000 #undef __res_u64 4001 4002 dev_kfree_skb(skb); 4003 4004 return 0; 4005 } 4006 4007 int mt7996_mcu_get_temperature(struct mt7996_phy *phy) 4008 { 4009 #define TEMPERATURE_QUERY 0 4010 #define GET_TEMPERATURE 0 4011 struct { 4012 u8 _rsv[4]; 4013 4014 __le16 tag; 4015 __le16 len; 4016 4017 u8 rsv1; 4018 u8 action; 4019 u8 band_idx; 4020 u8 rsv2; 4021 } req = { 4022 .tag = cpu_to_le16(TEMPERATURE_QUERY), 4023 .len = cpu_to_le16(sizeof(req) - 4), 4024 .action = GET_TEMPERATURE, 4025 .band_idx = phy->mt76->band_idx, 4026 }; 4027 struct mt7996_mcu_thermal { 4028 u8 _rsv[4]; 4029 4030 __le16 tag; 4031 __le16 len; 4032 4033 __le32 rsv; 4034 __le32 temperature; 4035 } __packed * res; 4036 struct sk_buff *skb; 4037 int ret; 4038 u32 temp; 4039 4040 ret = mt76_mcu_send_and_get_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(THERMAL), 4041 &req, sizeof(req), true, &skb); 4042 if (ret) 4043 return ret; 4044 4045 res = (void *)skb->data; 4046 temp = le32_to_cpu(res->temperature); 4047 dev_kfree_skb(skb); 4048 4049 return temp; 4050 } 4051 4052 int mt7996_mcu_set_thermal_throttling(struct mt7996_phy *phy, u8 state) 4053 { 4054 struct { 4055 u8 _rsv[4]; 4056 4057 __le16 tag; 4058 __le16 len; 4059 4060 struct mt7996_mcu_thermal_ctrl ctrl; 4061 } __packed req = { 4062 .tag = cpu_to_le16(UNI_CMD_THERMAL_PROTECT_DUTY_CONFIG), 4063 .len = cpu_to_le16(sizeof(req) - 4), 4064 .ctrl = { 4065 .band_idx = phy->mt76->band_idx, 4066 }, 4067 }; 4068 int level, ret; 4069 4070 /* set duty cycle and level */ 4071 for (level = 0; level < 4; level++) { 4072 req.ctrl.duty.duty_level = level; 4073 req.ctrl.duty.duty_cycle = state; 4074 state /= 2; 4075 4076 ret = mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(THERMAL), 4077 &req, sizeof(req), false); 4078 if (ret) 4079 return ret; 4080 } 4081 4082 return 0; 4083 } 4084 4085 int mt7996_mcu_set_thermal_protect(struct mt7996_phy *phy, bool enable) 4086 { 4087 #define SUSTAIN_PERIOD 10 4088 struct { 4089 u8 _rsv[4]; 4090 4091 __le16 tag; 4092 __le16 len; 4093 4094 struct mt7996_mcu_thermal_ctrl ctrl; 4095 struct mt7996_mcu_thermal_enable enable; 4096 } __packed req = { 4097 .len = cpu_to_le16(sizeof(req) - 4 - sizeof(req.enable)), 4098 .ctrl = { 4099 .band_idx = phy->mt76->band_idx, 4100 .type.protect_type = 1, 4101 .type.trigger_type = 1, 4102 }, 4103 }; 4104 int ret; 4105 4106 req.tag = cpu_to_le16(UNI_CMD_THERMAL_PROTECT_DISABLE); 4107 4108 ret = mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(THERMAL), 4109 &req, sizeof(req) - sizeof(req.enable), false); 4110 if (ret || !enable) 4111 return ret; 4112 4113 /* set high-temperature trigger threshold */ 4114 req.tag = cpu_to_le16(UNI_CMD_THERMAL_PROTECT_ENABLE); 4115 req.enable.restore_temp = cpu_to_le32(phy->throttle_temp[0]); 4116 req.enable.trigger_temp = cpu_to_le32(phy->throttle_temp[1]); 4117 req.enable.sustain_time = cpu_to_le16(SUSTAIN_PERIOD); 4118 4119 req.len = cpu_to_le16(sizeof(req) - 4); 4120 4121 return mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(THERMAL), 4122 &req, sizeof(req), false); 4123 } 4124 4125 int mt7996_mcu_set_ser(struct mt7996_dev *dev, u8 action, u8 val, u8 band) 4126 { 4127 struct { 4128 u8 rsv[4]; 4129 4130 __le16 tag; 4131 __le16 len; 4132 4133 union { 4134 struct { 4135 __le32 mask; 4136 } __packed set; 4137 4138 struct { 4139 u8 method; 4140 u8 band; 4141 u8 rsv2[2]; 4142 } __packed trigger; 4143 }; 4144 } __packed req = { 4145 .tag = cpu_to_le16(action), 4146 .len = cpu_to_le16(sizeof(req) - 4), 4147 }; 4148 4149 switch (action) { 4150 case UNI_CMD_SER_SET: 4151 req.set.mask = cpu_to_le32(val); 4152 break; 4153 case UNI_CMD_SER_TRIGGER: 4154 req.trigger.method = val; 4155 req.trigger.band = band; 4156 break; 4157 default: 4158 return -EINVAL; 4159 } 4160 4161 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SER), 4162 &req, sizeof(req), false); 4163 } 4164 4165 int mt7996_mcu_set_txbf(struct mt7996_dev *dev, u8 action) 4166 { 4167 #define MT7996_BF_MAX_SIZE sizeof(union bf_tag_tlv) 4168 #define BF_PROCESSING 4 4169 struct uni_header hdr; 4170 struct sk_buff *skb; 4171 struct tlv *tlv; 4172 int len = sizeof(hdr) + MT7996_BF_MAX_SIZE; 4173 4174 memset(&hdr, 0, sizeof(hdr)); 4175 4176 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 4177 if (!skb) 4178 return -ENOMEM; 4179 4180 skb_put_data(skb, &hdr, sizeof(hdr)); 4181 4182 switch (action) { 4183 case BF_SOUNDING_ON: { 4184 struct bf_sounding_on *req_snd_on; 4185 4186 tlv = mt7996_mcu_add_uni_tlv(skb, action, sizeof(*req_snd_on)); 4187 req_snd_on = (struct bf_sounding_on *)tlv; 4188 req_snd_on->snd_mode = BF_PROCESSING; 4189 break; 4190 } 4191 case BF_HW_EN_UPDATE: { 4192 struct bf_hw_en_status_update *req_hw_en; 4193 4194 tlv = mt7996_mcu_add_uni_tlv(skb, action, sizeof(*req_hw_en)); 4195 req_hw_en = (struct bf_hw_en_status_update *)tlv; 4196 req_hw_en->ebf = true; 4197 req_hw_en->ibf = dev->ibf; 4198 break; 4199 } 4200 case BF_MOD_EN_CTRL: { 4201 struct bf_mod_en_ctrl *req_mod_en; 4202 4203 tlv = mt7996_mcu_add_uni_tlv(skb, action, sizeof(*req_mod_en)); 4204 req_mod_en = (struct bf_mod_en_ctrl *)tlv; 4205 req_mod_en->bf_num = mt7996_band_valid(dev, MT_BAND2) ? 3 : 2; 4206 req_mod_en->bf_bitmap = mt7996_band_valid(dev, MT_BAND2) ? 4207 GENMASK(2, 0) : GENMASK(1, 0); 4208 break; 4209 } 4210 default: 4211 return -EINVAL; 4212 } 4213 4214 return mt76_mcu_skb_send_msg(&dev->mt76, skb, MCU_WM_UNI_CMD(BF), true); 4215 } 4216 4217 static int 4218 mt7996_mcu_enable_obss_spr(struct mt7996_phy *phy, u16 action, u8 val) 4219 { 4220 struct mt7996_dev *dev = phy->dev; 4221 struct { 4222 u8 band_idx; 4223 u8 __rsv[3]; 4224 4225 __le16 tag; 4226 __le16 len; 4227 4228 __le32 val; 4229 } __packed req = { 4230 .band_idx = phy->mt76->band_idx, 4231 .tag = cpu_to_le16(action), 4232 .len = cpu_to_le16(sizeof(req) - 4), 4233 .val = cpu_to_le32(val), 4234 }; 4235 4236 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR), 4237 &req, sizeof(req), true); 4238 } 4239 4240 static int 4241 mt7996_mcu_set_obss_spr_pd(struct mt7996_phy *phy, 4242 struct ieee80211_he_obss_pd *he_obss_pd) 4243 { 4244 struct mt7996_dev *dev = phy->dev; 4245 u8 max_th = 82, non_srg_max_th = 62; 4246 struct { 4247 u8 band_idx; 4248 u8 __rsv[3]; 4249 4250 __le16 tag; 4251 __le16 len; 4252 4253 u8 pd_th_non_srg; 4254 u8 pd_th_srg; 4255 u8 period_offs; 4256 u8 rcpi_src; 4257 __le16 obss_pd_min; 4258 __le16 obss_pd_min_srg; 4259 u8 resp_txpwr_mode; 4260 u8 txpwr_restrict_mode; 4261 u8 txpwr_ref; 4262 u8 __rsv2[3]; 4263 } __packed req = { 4264 .band_idx = phy->mt76->band_idx, 4265 .tag = cpu_to_le16(UNI_CMD_SR_SET_PARAM), 4266 .len = cpu_to_le16(sizeof(req) - 4), 4267 .obss_pd_min = cpu_to_le16(max_th), 4268 .obss_pd_min_srg = cpu_to_le16(max_th), 4269 .txpwr_restrict_mode = 2, 4270 .txpwr_ref = 21 4271 }; 4272 int ret; 4273 4274 /* disable firmware dynamical PD asjustment */ 4275 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_DPD, false); 4276 if (ret) 4277 return ret; 4278 4279 if (he_obss_pd->sr_ctrl & 4280 IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED) 4281 req.pd_th_non_srg = max_th; 4282 else if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT) 4283 req.pd_th_non_srg = max_th - he_obss_pd->non_srg_max_offset; 4284 else 4285 req.pd_th_non_srg = non_srg_max_th; 4286 4287 if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT) 4288 req.pd_th_srg = max_th - he_obss_pd->max_offset; 4289 4290 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR), 4291 &req, sizeof(req), true); 4292 } 4293 4294 static int 4295 mt7996_mcu_set_obss_spr_siga(struct mt7996_phy *phy, 4296 struct mt7996_vif_link *link, 4297 struct ieee80211_he_obss_pd *he_obss_pd) 4298 { 4299 struct mt7996_dev *dev = phy->dev; 4300 u8 omac = link->mt76.omac_idx; 4301 struct { 4302 u8 band_idx; 4303 u8 __rsv[3]; 4304 4305 __le16 tag; 4306 __le16 len; 4307 4308 u8 omac; 4309 u8 __rsv2[3]; 4310 u8 flag[20]; 4311 } __packed req = { 4312 .band_idx = phy->mt76->band_idx, 4313 .tag = cpu_to_le16(UNI_CMD_SR_SET_SIGA), 4314 .len = cpu_to_le16(sizeof(req) - 4), 4315 .omac = omac > HW_BSSID_MAX ? omac - 12 : omac, 4316 }; 4317 int ret; 4318 4319 if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED) 4320 req.flag[req.omac] = 0xf; 4321 else 4322 return 0; 4323 4324 /* switch to normal AP mode */ 4325 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_MODE, 0); 4326 if (ret) 4327 return ret; 4328 4329 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR), 4330 &req, sizeof(req), true); 4331 } 4332 4333 static int 4334 mt7996_mcu_set_obss_spr_bitmap(struct mt7996_phy *phy, 4335 struct ieee80211_he_obss_pd *he_obss_pd) 4336 { 4337 struct mt7996_dev *dev = phy->dev; 4338 struct { 4339 u8 band_idx; 4340 u8 __rsv[3]; 4341 4342 __le16 tag; 4343 __le16 len; 4344 4345 __le32 color_l[2]; 4346 __le32 color_h[2]; 4347 __le32 bssid_l[2]; 4348 __le32 bssid_h[2]; 4349 } __packed req = { 4350 .band_idx = phy->mt76->band_idx, 4351 .tag = cpu_to_le16(UNI_CMD_SR_SET_SRG_BITMAP), 4352 .len = cpu_to_le16(sizeof(req) - 4), 4353 }; 4354 u32 bitmap; 4355 4356 memcpy(&bitmap, he_obss_pd->bss_color_bitmap, sizeof(bitmap)); 4357 req.color_l[req.band_idx] = cpu_to_le32(bitmap); 4358 4359 memcpy(&bitmap, he_obss_pd->bss_color_bitmap + 4, sizeof(bitmap)); 4360 req.color_h[req.band_idx] = cpu_to_le32(bitmap); 4361 4362 memcpy(&bitmap, he_obss_pd->partial_bssid_bitmap, sizeof(bitmap)); 4363 req.bssid_l[req.band_idx] = cpu_to_le32(bitmap); 4364 4365 memcpy(&bitmap, he_obss_pd->partial_bssid_bitmap + 4, sizeof(bitmap)); 4366 req.bssid_h[req.band_idx] = cpu_to_le32(bitmap); 4367 4368 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR), &req, 4369 sizeof(req), true); 4370 } 4371 4372 int mt7996_mcu_add_obss_spr(struct mt7996_phy *phy, 4373 struct mt7996_vif_link *link, 4374 struct ieee80211_he_obss_pd *he_obss_pd) 4375 { 4376 int ret; 4377 4378 /* enable firmware scene detection algorithms */ 4379 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_SD, 4380 sr_scene_detect); 4381 if (ret) 4382 return ret; 4383 4384 /* firmware dynamically adjusts PD threshold so skip manual control */ 4385 if (sr_scene_detect && !he_obss_pd->enable) 4386 return 0; 4387 4388 /* enable spatial reuse */ 4389 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE, 4390 he_obss_pd->enable); 4391 if (ret) 4392 return ret; 4393 4394 if (sr_scene_detect || !he_obss_pd->enable) 4395 return 0; 4396 4397 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_TX, true); 4398 if (ret) 4399 return ret; 4400 4401 /* set SRG/non-SRG OBSS PD threshold */ 4402 ret = mt7996_mcu_set_obss_spr_pd(phy, he_obss_pd); 4403 if (ret) 4404 return ret; 4405 4406 /* Set SR prohibit */ 4407 ret = mt7996_mcu_set_obss_spr_siga(phy, link, he_obss_pd); 4408 if (ret) 4409 return ret; 4410 4411 /* set SRG BSS color/BSSID bitmap */ 4412 return mt7996_mcu_set_obss_spr_bitmap(phy, he_obss_pd); 4413 } 4414 4415 int mt7996_mcu_update_bss_color(struct mt7996_dev *dev, 4416 struct mt76_vif_link *mlink, 4417 struct cfg80211_he_bss_color *he_bss_color) 4418 { 4419 int len = sizeof(struct bss_req_hdr) + sizeof(struct bss_color_tlv); 4420 struct bss_color_tlv *bss_color; 4421 struct sk_buff *skb; 4422 struct tlv *tlv; 4423 4424 skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, mlink, len); 4425 if (IS_ERR(skb)) 4426 return PTR_ERR(skb); 4427 4428 tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_BSS_COLOR, 4429 sizeof(*bss_color)); 4430 bss_color = (struct bss_color_tlv *)tlv; 4431 bss_color->enable = he_bss_color->enabled; 4432 bss_color->color = he_bss_color->color; 4433 4434 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 4435 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 4436 } 4437 4438 #define TWT_AGRT_TRIGGER BIT(0) 4439 #define TWT_AGRT_ANNOUNCE BIT(1) 4440 #define TWT_AGRT_PROTECT BIT(2) 4441 4442 int mt7996_mcu_twt_agrt_update(struct mt7996_dev *dev, 4443 struct mt7996_vif_link *link, 4444 struct mt7996_twt_flow *flow, 4445 int cmd) 4446 { 4447 struct { 4448 /* fixed field */ 4449 u8 bss; 4450 u8 _rsv[3]; 4451 4452 __le16 tag; 4453 __le16 len; 4454 u8 tbl_idx; 4455 u8 cmd; 4456 u8 own_mac_idx; 4457 u8 flowid; /* 0xff for group id */ 4458 __le16 peer_id; /* specify the peer_id (msb=0) 4459 * or group_id (msb=1) 4460 */ 4461 u8 duration; /* 256 us */ 4462 u8 bss_idx; 4463 __le64 start_tsf; 4464 __le16 mantissa; 4465 u8 exponent; 4466 u8 is_ap; 4467 u8 agrt_params; 4468 u8 __rsv2[23]; 4469 } __packed req = { 4470 .tag = cpu_to_le16(UNI_CMD_TWT_ARGT_UPDATE), 4471 .len = cpu_to_le16(sizeof(req) - 4), 4472 .tbl_idx = flow->table_id, 4473 .cmd = cmd, 4474 .own_mac_idx = link->mt76.omac_idx, 4475 .flowid = flow->id, 4476 .peer_id = cpu_to_le16(flow->wcid), 4477 .duration = flow->duration, 4478 .bss = link->mt76.idx, 4479 .bss_idx = link->mt76.idx, 4480 .start_tsf = cpu_to_le64(flow->tsf), 4481 .mantissa = flow->mantissa, 4482 .exponent = flow->exp, 4483 .is_ap = true, 4484 }; 4485 4486 if (flow->protection) 4487 req.agrt_params |= TWT_AGRT_PROTECT; 4488 if (!flow->flowtype) 4489 req.agrt_params |= TWT_AGRT_ANNOUNCE; 4490 if (flow->trigger) 4491 req.agrt_params |= TWT_AGRT_TRIGGER; 4492 4493 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(TWT), 4494 &req, sizeof(req), true); 4495 } 4496 4497 int mt7996_mcu_set_rts_thresh(struct mt7996_phy *phy, u32 val) 4498 { 4499 struct { 4500 u8 band_idx; 4501 u8 _rsv[3]; 4502 4503 __le16 tag; 4504 __le16 len; 4505 __le32 len_thresh; 4506 __le32 pkt_thresh; 4507 } __packed req = { 4508 .band_idx = phy->mt76->band_idx, 4509 .tag = cpu_to_le16(UNI_BAND_CONFIG_RTS_THRESHOLD), 4510 .len = cpu_to_le16(sizeof(req) - 4), 4511 .len_thresh = cpu_to_le32(val), 4512 .pkt_thresh = cpu_to_le32(0x2), 4513 }; 4514 4515 return mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(BAND_CONFIG), 4516 &req, sizeof(req), true); 4517 } 4518 4519 int mt7996_mcu_set_radio_en(struct mt7996_phy *phy, bool enable) 4520 { 4521 struct { 4522 u8 band_idx; 4523 u8 _rsv[3]; 4524 4525 __le16 tag; 4526 __le16 len; 4527 u8 enable; 4528 u8 _rsv2[3]; 4529 } __packed req = { 4530 .band_idx = phy->mt76->band_idx, 4531 .tag = cpu_to_le16(UNI_BAND_CONFIG_RADIO_ENABLE), 4532 .len = cpu_to_le16(sizeof(req) - 4), 4533 .enable = enable, 4534 }; 4535 4536 return mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(BAND_CONFIG), 4537 &req, sizeof(req), true); 4538 } 4539 4540 int mt7996_mcu_rdd_cmd(struct mt7996_dev *dev, int cmd, u8 rdd_idx, u8 val) 4541 { 4542 struct { 4543 u8 _rsv[4]; 4544 4545 __le16 tag; 4546 __le16 len; 4547 4548 u8 ctrl; 4549 u8 rdd_idx; 4550 u8 rdd_rx_sel; 4551 u8 val; 4552 u8 rsv[4]; 4553 } __packed req = { 4554 .tag = cpu_to_le16(UNI_RDD_CTRL_PARM), 4555 .len = cpu_to_le16(sizeof(req) - 4), 4556 .ctrl = cmd, 4557 .rdd_idx = rdd_idx, 4558 .val = val, 4559 }; 4560 4561 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL), 4562 &req, sizeof(req), true); 4563 } 4564 4565 int mt7996_mcu_wtbl_update_hdr_trans(struct mt7996_dev *dev, 4566 struct ieee80211_vif *vif, 4567 struct mt7996_vif_link *link, 4568 struct mt7996_sta_link *msta_link) 4569 { 4570 struct sk_buff *skb; 4571 4572 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &link->mt76, 4573 &msta_link->wcid, 4574 MT7996_STA_UPDATE_MAX_SIZE); 4575 if (IS_ERR(skb)) 4576 return PTR_ERR(skb); 4577 4578 /* starec hdr trans */ 4579 mt7996_mcu_sta_hdr_trans_tlv(dev, skb, vif, &msta_link->wcid); 4580 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 4581 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 4582 } 4583 4584 int mt7996_mcu_set_fixed_rate_table(struct mt7996_phy *phy, u8 table_idx, 4585 u16 rate_idx, bool beacon) 4586 { 4587 #define UNI_FIXED_RATE_TABLE_SET 0 4588 #define SPE_IXD_SELECT_TXD 0 4589 #define SPE_IXD_SELECT_BMC_WTBL 1 4590 struct mt7996_dev *dev = phy->dev; 4591 struct fixed_rate_table_ctrl req = { 4592 .tag = cpu_to_le16(UNI_FIXED_RATE_TABLE_SET), 4593 .len = cpu_to_le16(sizeof(req) - 4), 4594 .table_idx = table_idx, 4595 .rate_idx = cpu_to_le16(rate_idx), 4596 .gi = 1, 4597 .he_ltf = 1, 4598 }; 4599 u8 band_idx = phy->mt76->band_idx; 4600 4601 if (beacon) { 4602 req.spe_idx_sel = SPE_IXD_SELECT_TXD; 4603 req.spe_idx = 24 + band_idx; 4604 phy->beacon_rate = rate_idx; 4605 } else { 4606 req.spe_idx_sel = SPE_IXD_SELECT_BMC_WTBL; 4607 } 4608 4609 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(FIXED_RATE_TABLE), 4610 &req, sizeof(req), false); 4611 } 4612 4613 int mt7996_mcu_rf_regval(struct mt7996_dev *dev, u32 regidx, u32 *val, bool set) 4614 { 4615 struct { 4616 u8 __rsv1[4]; 4617 4618 __le16 tag; 4619 __le16 len; 4620 __le16 idx; 4621 u8 __rsv2[2]; 4622 __le32 ofs; 4623 __le32 data; 4624 } __packed *res, req = { 4625 .tag = cpu_to_le16(UNI_CMD_ACCESS_RF_REG_BASIC), 4626 .len = cpu_to_le16(sizeof(req) - 4), 4627 4628 .idx = cpu_to_le16(u32_get_bits(regidx, GENMASK(31, 24))), 4629 .ofs = cpu_to_le32(u32_get_bits(regidx, GENMASK(23, 0))), 4630 .data = set ? cpu_to_le32(*val) : 0, 4631 }; 4632 struct sk_buff *skb; 4633 int ret; 4634 4635 if (set) 4636 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(REG_ACCESS), 4637 &req, sizeof(req), true); 4638 4639 ret = mt76_mcu_send_and_get_msg(&dev->mt76, 4640 MCU_WM_UNI_CMD_QUERY(REG_ACCESS), 4641 &req, sizeof(req), true, &skb); 4642 if (ret) 4643 return ret; 4644 4645 res = (void *)skb->data; 4646 *val = le32_to_cpu(res->data); 4647 dev_kfree_skb(skb); 4648 4649 return 0; 4650 } 4651 4652 int mt7996_mcu_trigger_assert(struct mt7996_dev *dev) 4653 { 4654 struct { 4655 __le16 tag; 4656 __le16 len; 4657 u8 enable; 4658 u8 rsv[3]; 4659 } __packed req = { 4660 .len = cpu_to_le16(sizeof(req) - 4), 4661 .enable = true, 4662 }; 4663 4664 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(ASSERT_DUMP), 4665 &req, sizeof(req), false); 4666 } 4667 4668 int mt7996_mcu_set_rro(struct mt7996_dev *dev, u16 tag, u16 val) 4669 { 4670 struct { 4671 u8 __rsv1[4]; 4672 __le16 tag; 4673 __le16 len; 4674 union { 4675 struct { 4676 u8 type; 4677 u8 __rsv2[3]; 4678 } __packed platform_type; 4679 struct { 4680 u8 type; 4681 u8 dest; 4682 u8 __rsv2[2]; 4683 } __packed bypass_mode; 4684 struct { 4685 u8 path; 4686 u8 __rsv2[3]; 4687 } __packed txfree_path; 4688 struct { 4689 __le16 flush_one; 4690 __le16 flush_all; 4691 u8 __rsv2[4]; 4692 } __packed timeout; 4693 }; 4694 } __packed req = { 4695 .tag = cpu_to_le16(tag), 4696 .len = cpu_to_le16(sizeof(req) - 4), 4697 }; 4698 4699 switch (tag) { 4700 case UNI_RRO_SET_PLATFORM_TYPE: 4701 req.platform_type.type = val; 4702 break; 4703 case UNI_RRO_SET_BYPASS_MODE: 4704 req.bypass_mode.type = val; 4705 break; 4706 case UNI_RRO_SET_TXFREE_PATH: 4707 req.txfree_path.path = val; 4708 break; 4709 case UNI_RRO_SET_FLUSH_TIMEOUT: 4710 req.timeout.flush_one = cpu_to_le16(val); 4711 req.timeout.flush_all = cpu_to_le16(2 * val); 4712 break; 4713 default: 4714 return -EINVAL; 4715 } 4716 4717 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RRO), &req, 4718 sizeof(req), true); 4719 } 4720 4721 int mt7996_mcu_get_all_sta_info(struct mt7996_phy *phy, u16 tag) 4722 { 4723 struct mt7996_dev *dev = phy->dev; 4724 struct { 4725 u8 _rsv[4]; 4726 4727 __le16 tag; 4728 __le16 len; 4729 } __packed req = { 4730 .tag = cpu_to_le16(tag), 4731 .len = cpu_to_le16(sizeof(req) - 4), 4732 }; 4733 4734 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(ALL_STA_INFO), 4735 &req, sizeof(req), false); 4736 } 4737 4738 int mt7996_mcu_wed_rro_reset_sessions(struct mt7996_dev *dev, u16 id) 4739 { 4740 struct { 4741 u8 __rsv[4]; 4742 4743 __le16 tag; 4744 __le16 len; 4745 __le16 session_id; 4746 u8 pad[4]; 4747 } __packed req = { 4748 .tag = cpu_to_le16(UNI_RRO_DEL_BA_SESSION), 4749 .len = cpu_to_le16(sizeof(req) - 4), 4750 .session_id = cpu_to_le16(id), 4751 }; 4752 4753 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RRO), &req, 4754 sizeof(req), true); 4755 } 4756 4757 int mt7996_mcu_set_sniffer_mode(struct mt7996_phy *phy, bool enabled) 4758 { 4759 struct mt7996_dev *dev = phy->dev; 4760 struct { 4761 u8 band_idx; 4762 u8 _rsv[3]; 4763 __le16 tag; 4764 __le16 len; 4765 u8 enable; 4766 u8 _pad[3]; 4767 } __packed req = { 4768 .band_idx = phy->mt76->band_idx, 4769 .tag = 0, 4770 .len = cpu_to_le16(sizeof(req) - 4), 4771 .enable = enabled, 4772 }; 4773 4774 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SNIFFER), &req, 4775 sizeof(req), true); 4776 } 4777 4778 int mt7996_mcu_set_txpower_sku(struct mt7996_phy *phy) 4779 { 4780 #define TX_POWER_LIMIT_TABLE_RATE 0 4781 struct mt7996_dev *dev = phy->dev; 4782 struct mt76_phy *mphy = phy->mt76; 4783 struct tx_power_limit_table_ctrl { 4784 u8 __rsv1[4]; 4785 4786 __le16 tag; 4787 __le16 len; 4788 u8 power_ctrl_id; 4789 u8 power_limit_type; 4790 u8 band_idx; 4791 } __packed req = { 4792 .tag = cpu_to_le16(UNI_TXPOWER_POWER_LIMIT_TABLE_CTRL), 4793 .len = cpu_to_le16(sizeof(req) + MT7996_SKU_PATH_NUM - 4), 4794 .power_ctrl_id = UNI_TXPOWER_POWER_LIMIT_TABLE_CTRL, 4795 .power_limit_type = TX_POWER_LIMIT_TABLE_RATE, 4796 .band_idx = phy->mt76->band_idx, 4797 }; 4798 struct mt76_power_limits la = {}; 4799 struct sk_buff *skb; 4800 int i, tx_power; 4801 4802 tx_power = mt76_get_power_bound(mphy, phy->txpower); 4803 tx_power = mt76_get_rate_power_limits(mphy, mphy->chandef.chan, 4804 &la, tx_power); 4805 mphy->txpower_cur = tx_power; 4806 4807 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, 4808 sizeof(req) + MT7996_SKU_PATH_NUM); 4809 if (!skb) 4810 return -ENOMEM; 4811 4812 skb_put_data(skb, &req, sizeof(req)); 4813 /* cck and ofdm */ 4814 skb_put_data(skb, &la.cck, sizeof(la.cck)); 4815 skb_put_data(skb, &la.ofdm, sizeof(la.ofdm)); 4816 /* ht20 */ 4817 skb_put_data(skb, &la.mcs[0], 8); 4818 /* ht40 */ 4819 skb_put_data(skb, &la.mcs[1], 9); 4820 4821 /* vht */ 4822 for (i = 0; i < 4; i++) { 4823 skb_put_data(skb, &la.mcs[i], sizeof(la.mcs[i])); 4824 skb_put_zero(skb, 2); /* padding */ 4825 } 4826 4827 /* he */ 4828 skb_put_data(skb, &la.ru[0], sizeof(la.ru)); 4829 /* eht */ 4830 skb_put_data(skb, &la.eht[0], sizeof(la.eht)); 4831 4832 /* padding */ 4833 skb_put_zero(skb, MT7996_SKU_PATH_NUM - MT7996_SKU_RATE_NUM); 4834 4835 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 4836 MCU_WM_UNI_CMD(TXPOWER), true); 4837 } 4838 4839 int mt7996_mcu_cp_support(struct mt7996_dev *dev, u8 mode) 4840 { 4841 __le32 cp_mode; 4842 4843 if (mode < mt76_connac_lmac_mapping(IEEE80211_AC_BE) || 4844 mode > mt76_connac_lmac_mapping(IEEE80211_AC_VO)) 4845 return -EINVAL; 4846 4847 if (!mt7996_has_wa(dev)) { 4848 struct { 4849 u8 _rsv[4]; 4850 4851 __le16 tag; 4852 __le16 len; 4853 u8 cp_mode; 4854 u8 rsv[3]; 4855 } __packed req = { 4856 .tag = cpu_to_le16(UNI_CMD_SDO_CP_MODE), 4857 .len = cpu_to_le16(sizeof(req) - 4), 4858 .cp_mode = mode, 4859 }; 4860 4861 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_UNI_CMD(SDO), 4862 &req, sizeof(req), false); 4863 } 4864 4865 cp_mode = cpu_to_le32(mode); 4866 4867 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_EXT_CMD(CP_SUPPORT), 4868 &cp_mode, sizeof(cp_mode), true); 4869 } 4870