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 struct mt7996_patch_hdr { 14 char build_date[16]; 15 char platform[4]; 16 __be32 hw_sw_ver; 17 __be32 patch_ver; 18 __be16 checksum; 19 u16 reserved; 20 struct { 21 __be32 patch_ver; 22 __be32 subsys; 23 __be32 feature; 24 __be32 n_region; 25 __be32 crc; 26 u32 reserved[11]; 27 } desc; 28 } __packed; 29 30 struct mt7996_patch_sec { 31 __be32 type; 32 __be32 offs; 33 __be32 size; 34 union { 35 __be32 spec[13]; 36 struct { 37 __be32 addr; 38 __be32 len; 39 __be32 sec_key_idx; 40 __be32 align_len; 41 u32 reserved[9]; 42 } info; 43 }; 44 } __packed; 45 46 struct mt7996_fw_trailer { 47 u8 chip_id; 48 u8 eco_code; 49 u8 n_region; 50 u8 format_ver; 51 u8 format_flag; 52 u8 reserved[2]; 53 char fw_ver[10]; 54 char build_date[15]; 55 u32 crc; 56 } __packed; 57 58 struct mt7996_fw_region { 59 __le32 decomp_crc; 60 __le32 decomp_len; 61 __le32 decomp_blk_sz; 62 u8 reserved[4]; 63 __le32 addr; 64 __le32 len; 65 u8 feature_set; 66 u8 reserved1[15]; 67 } __packed; 68 69 #define MCU_PATCH_ADDRESS 0x200000 70 71 #define HE_PHY(p, c) u8_get_bits(c, IEEE80211_HE_PHY_##p) 72 #define HE_MAC(m, c) u8_get_bits(c, IEEE80211_HE_MAC_##m) 73 #define EHT_PHY(p, c) u8_get_bits(c, IEEE80211_EHT_PHY_##p) 74 75 static bool sr_scene_detect = true; 76 module_param(sr_scene_detect, bool, 0644); 77 MODULE_PARM_DESC(sr_scene_detect, "Enable firmware scene detection algorithm"); 78 79 static u8 80 mt7996_mcu_get_sta_nss(u16 mcs_map) 81 { 82 u8 nss; 83 84 for (nss = 8; nss > 0; nss--) { 85 u8 nss_mcs = (mcs_map >> (2 * (nss - 1))) & 3; 86 87 if (nss_mcs != IEEE80211_VHT_MCS_NOT_SUPPORTED) 88 break; 89 } 90 91 return nss - 1; 92 } 93 94 static void 95 mt7996_mcu_set_sta_he_mcs(struct ieee80211_sta *sta, __le16 *he_mcs, 96 u16 mcs_map) 97 { 98 struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; 99 enum nl80211_band band = msta->vif->phy->mt76->chandef.chan->band; 100 const u16 *mask = msta->vif->bitrate_mask.control[band].he_mcs; 101 int nss, max_nss = sta->deflink.rx_nss > 3 ? 4 : sta->deflink.rx_nss; 102 103 for (nss = 0; nss < max_nss; nss++) { 104 int mcs; 105 106 switch ((mcs_map >> (2 * nss)) & 0x3) { 107 case IEEE80211_HE_MCS_SUPPORT_0_11: 108 mcs = GENMASK(11, 0); 109 break; 110 case IEEE80211_HE_MCS_SUPPORT_0_9: 111 mcs = GENMASK(9, 0); 112 break; 113 case IEEE80211_HE_MCS_SUPPORT_0_7: 114 mcs = GENMASK(7, 0); 115 break; 116 default: 117 mcs = 0; 118 } 119 120 mcs = mcs ? fls(mcs & mask[nss]) - 1 : -1; 121 122 switch (mcs) { 123 case 0 ... 7: 124 mcs = IEEE80211_HE_MCS_SUPPORT_0_7; 125 break; 126 case 8 ... 9: 127 mcs = IEEE80211_HE_MCS_SUPPORT_0_9; 128 break; 129 case 10 ... 11: 130 mcs = IEEE80211_HE_MCS_SUPPORT_0_11; 131 break; 132 default: 133 mcs = IEEE80211_HE_MCS_NOT_SUPPORTED; 134 break; 135 } 136 mcs_map &= ~(0x3 << (nss * 2)); 137 mcs_map |= mcs << (nss * 2); 138 } 139 140 *he_mcs = cpu_to_le16(mcs_map); 141 } 142 143 static void 144 mt7996_mcu_set_sta_vht_mcs(struct ieee80211_sta *sta, __le16 *vht_mcs, 145 const u16 *mask) 146 { 147 u16 mcs, mcs_map = le16_to_cpu(sta->deflink.vht_cap.vht_mcs.rx_mcs_map); 148 int nss, max_nss = sta->deflink.rx_nss > 3 ? 4 : sta->deflink.rx_nss; 149 150 for (nss = 0; nss < max_nss; nss++, mcs_map >>= 2) { 151 switch (mcs_map & 0x3) { 152 case IEEE80211_VHT_MCS_SUPPORT_0_9: 153 mcs = GENMASK(9, 0); 154 break; 155 case IEEE80211_VHT_MCS_SUPPORT_0_8: 156 mcs = GENMASK(8, 0); 157 break; 158 case IEEE80211_VHT_MCS_SUPPORT_0_7: 159 mcs = GENMASK(7, 0); 160 break; 161 default: 162 mcs = 0; 163 } 164 165 vht_mcs[nss] = cpu_to_le16(mcs & mask[nss]); 166 } 167 } 168 169 static void 170 mt7996_mcu_set_sta_ht_mcs(struct ieee80211_sta *sta, u8 *ht_mcs, 171 const u8 *mask) 172 { 173 int nss, max_nss = sta->deflink.rx_nss > 3 ? 4 : sta->deflink.rx_nss; 174 175 for (nss = 0; nss < max_nss; nss++) 176 ht_mcs[nss] = sta->deflink.ht_cap.mcs.rx_mask[nss] & mask[nss]; 177 } 178 179 static int 180 mt7996_mcu_parse_response(struct mt76_dev *mdev, int cmd, 181 struct sk_buff *skb, int seq) 182 { 183 struct mt7996_mcu_rxd *rxd; 184 struct mt7996_mcu_uni_event *event; 185 int mcu_cmd = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); 186 int ret = 0; 187 188 if (!skb) { 189 dev_err(mdev->dev, "Message %08x (seq %d) timeout\n", 190 cmd, seq); 191 return -ETIMEDOUT; 192 } 193 194 rxd = (struct mt7996_mcu_rxd *)skb->data; 195 if (seq != rxd->seq) 196 return -EAGAIN; 197 198 if (cmd == MCU_CMD(PATCH_SEM_CONTROL)) { 199 skb_pull(skb, sizeof(*rxd) - 4); 200 ret = *skb->data; 201 } else if ((rxd->option & MCU_UNI_CMD_EVENT) && 202 rxd->eid == MCU_UNI_EVENT_RESULT) { 203 skb_pull(skb, sizeof(*rxd)); 204 event = (struct mt7996_mcu_uni_event *)skb->data; 205 ret = le32_to_cpu(event->status); 206 /* skip invalid event */ 207 if (mcu_cmd != event->cid) 208 ret = -EAGAIN; 209 } else { 210 skb_pull(skb, sizeof(struct mt7996_mcu_rxd)); 211 } 212 213 return ret; 214 } 215 216 static int 217 mt7996_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb, 218 int cmd, int *wait_seq) 219 { 220 struct mt7996_dev *dev = container_of(mdev, struct mt7996_dev, mt76); 221 int txd_len, mcu_cmd = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); 222 struct mt76_connac2_mcu_uni_txd *uni_txd; 223 struct mt76_connac2_mcu_txd *mcu_txd; 224 enum mt76_mcuq_id qid; 225 __le32 *txd; 226 u32 val; 227 u8 seq; 228 229 mdev->mcu.timeout = 20 * HZ; 230 231 seq = ++dev->mt76.mcu.msg_seq & 0xf; 232 if (!seq) 233 seq = ++dev->mt76.mcu.msg_seq & 0xf; 234 235 if (cmd == MCU_CMD(FW_SCATTER)) { 236 qid = MT_MCUQ_FWDL; 237 goto exit; 238 } 239 240 txd_len = cmd & __MCU_CMD_FIELD_UNI ? sizeof(*uni_txd) : sizeof(*mcu_txd); 241 txd = (__le32 *)skb_push(skb, txd_len); 242 if (test_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state)) 243 qid = MT_MCUQ_WA; 244 else 245 qid = MT_MCUQ_WM; 246 247 val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len) | 248 FIELD_PREP(MT_TXD0_PKT_FMT, MT_TX_TYPE_CMD) | 249 FIELD_PREP(MT_TXD0_Q_IDX, MT_TX_MCU_PORT_RX_Q0); 250 txd[0] = cpu_to_le32(val); 251 252 val = FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_CMD); 253 txd[1] = cpu_to_le32(val); 254 255 if (cmd & __MCU_CMD_FIELD_UNI) { 256 uni_txd = (struct mt76_connac2_mcu_uni_txd *)txd; 257 uni_txd->len = cpu_to_le16(skb->len - sizeof(uni_txd->txd)); 258 uni_txd->cid = cpu_to_le16(mcu_cmd); 259 uni_txd->s2d_index = MCU_S2D_H2CN; 260 uni_txd->pkt_type = MCU_PKT_ID; 261 uni_txd->seq = seq; 262 263 if (cmd & __MCU_CMD_FIELD_QUERY) 264 uni_txd->option = MCU_CMD_UNI_QUERY_ACK; 265 else 266 uni_txd->option = MCU_CMD_UNI_EXT_ACK; 267 268 if ((cmd & __MCU_CMD_FIELD_WA) && (cmd & __MCU_CMD_FIELD_WM)) 269 uni_txd->s2d_index = MCU_S2D_H2CN; 270 else if (cmd & __MCU_CMD_FIELD_WA) 271 uni_txd->s2d_index = MCU_S2D_H2C; 272 else if (cmd & __MCU_CMD_FIELD_WM) 273 uni_txd->s2d_index = MCU_S2D_H2N; 274 275 goto exit; 276 } 277 278 mcu_txd = (struct mt76_connac2_mcu_txd *)txd; 279 mcu_txd->len = cpu_to_le16(skb->len - sizeof(mcu_txd->txd)); 280 mcu_txd->pq_id = cpu_to_le16(MCU_PQ_ID(MT_TX_PORT_IDX_MCU, 281 MT_TX_MCU_PORT_RX_Q0)); 282 mcu_txd->pkt_type = MCU_PKT_ID; 283 mcu_txd->seq = seq; 284 285 mcu_txd->cid = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); 286 mcu_txd->set_query = MCU_Q_NA; 287 mcu_txd->ext_cid = FIELD_GET(__MCU_CMD_FIELD_EXT_ID, cmd); 288 if (mcu_txd->ext_cid) { 289 mcu_txd->ext_cid_ack = 1; 290 291 if (cmd & __MCU_CMD_FIELD_QUERY) 292 mcu_txd->set_query = MCU_Q_QUERY; 293 else 294 mcu_txd->set_query = MCU_Q_SET; 295 } 296 297 if (cmd & __MCU_CMD_FIELD_WA) 298 mcu_txd->s2d_index = MCU_S2D_H2C; 299 else 300 mcu_txd->s2d_index = MCU_S2D_H2N; 301 302 exit: 303 if (wait_seq) 304 *wait_seq = seq; 305 306 return mt76_tx_queue_skb_raw(dev, mdev->q_mcu[qid], skb, 0); 307 } 308 309 int mt7996_mcu_wa_cmd(struct mt7996_dev *dev, int cmd, u32 a1, u32 a2, u32 a3) 310 { 311 struct { 312 __le32 args[3]; 313 } req = { 314 .args = { 315 cpu_to_le32(a1), 316 cpu_to_le32(a2), 317 cpu_to_le32(a3), 318 }, 319 }; 320 321 return mt76_mcu_send_msg(&dev->mt76, cmd, &req, sizeof(req), false); 322 } 323 324 static void 325 mt7996_mcu_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) 326 { 327 if (vif->bss_conf.csa_active) 328 ieee80211_csa_finish(vif); 329 } 330 331 static void 332 mt7996_mcu_rx_radar_detected(struct mt7996_dev *dev, struct sk_buff *skb) 333 { 334 struct mt76_phy *mphy = &dev->mt76.phy; 335 struct mt7996_mcu_rdd_report *r; 336 337 r = (struct mt7996_mcu_rdd_report *)skb->data; 338 339 if (r->band_idx >= ARRAY_SIZE(dev->mt76.phys)) 340 return; 341 342 if (dev->rdd2_phy && r->band_idx == MT_RX_SEL2) 343 mphy = dev->rdd2_phy->mt76; 344 else 345 mphy = dev->mt76.phys[r->band_idx]; 346 347 if (!mphy) 348 return; 349 350 if (r->band_idx == MT_RX_SEL2) 351 cfg80211_background_radar_event(mphy->hw->wiphy, 352 &dev->rdd2_chandef, 353 GFP_ATOMIC); 354 else 355 ieee80211_radar_detected(mphy->hw); 356 dev->hw_pattern++; 357 } 358 359 static void 360 mt7996_mcu_rx_log_message(struct mt7996_dev *dev, struct sk_buff *skb) 361 { 362 #define UNI_EVENT_FW_LOG_FORMAT 0 363 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 364 const char *data = (char *)&rxd[1] + 4, *type; 365 struct tlv *tlv = (struct tlv *)data; 366 int len; 367 368 if (!(rxd->option & MCU_UNI_CMD_EVENT)) { 369 len = skb->len - sizeof(*rxd); 370 data = (char *)&rxd[1]; 371 goto out; 372 } 373 374 if (le16_to_cpu(tlv->tag) != UNI_EVENT_FW_LOG_FORMAT) 375 return; 376 377 data += sizeof(*tlv) + 4; 378 len = le16_to_cpu(tlv->len) - sizeof(*tlv) - 4; 379 380 out: 381 switch (rxd->s2d_index) { 382 case 0: 383 if (mt7996_debugfs_rx_log(dev, data, len)) 384 return; 385 386 type = "WM"; 387 break; 388 case 2: 389 type = "WA"; 390 break; 391 default: 392 type = "unknown"; 393 break; 394 } 395 396 wiphy_info(mt76_hw(dev)->wiphy, "%s: %.*s", type, len, data); 397 } 398 399 static void 400 mt7996_mcu_cca_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) 401 { 402 if (!vif->bss_conf.color_change_active) 403 return; 404 405 ieee80211_color_change_finish(vif); 406 } 407 408 static void 409 mt7996_mcu_ie_countdown(struct mt7996_dev *dev, struct sk_buff *skb) 410 { 411 #define UNI_EVENT_IE_COUNTDOWN_CSA 0 412 #define UNI_EVENT_IE_COUNTDOWN_BCC 1 413 struct header { 414 u8 band; 415 u8 rsv[3]; 416 }; 417 struct mt76_phy *mphy = &dev->mt76.phy; 418 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 419 const char *data = (char *)&rxd[1], *tail; 420 struct header *hdr = (struct header *)data; 421 struct tlv *tlv = (struct tlv *)(data + 4); 422 423 if (hdr->band >= ARRAY_SIZE(dev->mt76.phys)) 424 return; 425 426 if (hdr->band && dev->mt76.phys[hdr->band]) 427 mphy = dev->mt76.phys[hdr->band]; 428 429 tail = skb->data + skb->len; 430 data += sizeof(struct header); 431 while (data + sizeof(struct tlv) < tail && le16_to_cpu(tlv->len)) { 432 switch (le16_to_cpu(tlv->tag)) { 433 case UNI_EVENT_IE_COUNTDOWN_CSA: 434 ieee80211_iterate_active_interfaces_atomic(mphy->hw, 435 IEEE80211_IFACE_ITER_RESUME_ALL, 436 mt7996_mcu_csa_finish, mphy->hw); 437 break; 438 case UNI_EVENT_IE_COUNTDOWN_BCC: 439 ieee80211_iterate_active_interfaces_atomic(mphy->hw, 440 IEEE80211_IFACE_ITER_RESUME_ALL, 441 mt7996_mcu_cca_finish, mphy->hw); 442 break; 443 } 444 445 data += le16_to_cpu(tlv->len); 446 tlv = (struct tlv *)data; 447 } 448 } 449 450 static void 451 mt7996_mcu_rx_ext_event(struct mt7996_dev *dev, struct sk_buff *skb) 452 { 453 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 454 455 switch (rxd->ext_eid) { 456 case MCU_EXT_EVENT_FW_LOG_2_HOST: 457 mt7996_mcu_rx_log_message(dev, skb); 458 break; 459 default: 460 break; 461 } 462 } 463 464 static void 465 mt7996_mcu_rx_unsolicited_event(struct mt7996_dev *dev, struct sk_buff *skb) 466 { 467 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 468 469 switch (rxd->eid) { 470 case MCU_EVENT_EXT: 471 mt7996_mcu_rx_ext_event(dev, skb); 472 break; 473 default: 474 break; 475 } 476 dev_kfree_skb(skb); 477 } 478 479 static void 480 mt7996_mcu_uni_rx_unsolicited_event(struct mt7996_dev *dev, struct sk_buff *skb) 481 { 482 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 483 484 switch (rxd->eid) { 485 case MCU_UNI_EVENT_FW_LOG_2_HOST: 486 mt7996_mcu_rx_log_message(dev, skb); 487 break; 488 case MCU_UNI_EVENT_IE_COUNTDOWN: 489 mt7996_mcu_ie_countdown(dev, skb); 490 break; 491 case MCU_UNI_EVENT_RDD_REPORT: 492 mt7996_mcu_rx_radar_detected(dev, skb); 493 break; 494 default: 495 break; 496 } 497 dev_kfree_skb(skb); 498 } 499 500 void mt7996_mcu_rx_event(struct mt7996_dev *dev, struct sk_buff *skb) 501 { 502 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data; 503 504 if (rxd->option & MCU_UNI_CMD_UNSOLICITED_EVENT) { 505 mt7996_mcu_uni_rx_unsolicited_event(dev, skb); 506 return; 507 } 508 509 /* WA still uses legacy event*/ 510 if (rxd->ext_eid == MCU_EXT_EVENT_FW_LOG_2_HOST || 511 !rxd->seq) 512 mt7996_mcu_rx_unsolicited_event(dev, skb); 513 else 514 mt76_mcu_rx_event(&dev->mt76, skb); 515 } 516 517 static struct tlv * 518 mt7996_mcu_add_uni_tlv(struct sk_buff *skb, u16 tag, u16 len) 519 { 520 struct tlv *ptlv, tlv = { 521 .tag = cpu_to_le16(tag), 522 .len = cpu_to_le16(len), 523 }; 524 525 ptlv = skb_put(skb, len); 526 memcpy(ptlv, &tlv, sizeof(tlv)); 527 528 return ptlv; 529 } 530 531 static void 532 mt7996_mcu_bss_rfch_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 533 struct mt7996_phy *phy) 534 { 535 static const u8 rlm_ch_band[] = { 536 [NL80211_BAND_2GHZ] = 1, 537 [NL80211_BAND_5GHZ] = 2, 538 [NL80211_BAND_6GHZ] = 3, 539 }; 540 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 541 struct bss_rlm_tlv *ch; 542 struct tlv *tlv; 543 int freq1 = chandef->center_freq1; 544 545 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_RLM, sizeof(*ch)); 546 547 ch = (struct bss_rlm_tlv *)tlv; 548 ch->control_channel = chandef->chan->hw_value; 549 ch->center_chan = ieee80211_frequency_to_channel(freq1); 550 ch->bw = mt76_connac_chan_bw(chandef); 551 ch->tx_streams = hweight8(phy->mt76->antenna_mask); 552 ch->rx_streams = hweight8(phy->mt76->antenna_mask); 553 ch->band = rlm_ch_band[chandef->chan->band]; 554 555 if (chandef->width == NL80211_CHAN_WIDTH_80P80) { 556 int freq2 = chandef->center_freq2; 557 558 ch->center_chan2 = ieee80211_frequency_to_channel(freq2); 559 } 560 } 561 562 static void 563 mt7996_mcu_bss_ra_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 564 struct mt7996_phy *phy) 565 { 566 struct bss_ra_tlv *ra; 567 struct tlv *tlv; 568 569 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_RA, sizeof(*ra)); 570 571 ra = (struct bss_ra_tlv *)tlv; 572 ra->short_preamble = true; 573 } 574 575 static void 576 mt7996_mcu_bss_he_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 577 struct mt7996_phy *phy) 578 { 579 #define DEFAULT_HE_PE_DURATION 4 580 #define DEFAULT_HE_DURATION_RTS_THRES 1023 581 const struct ieee80211_sta_he_cap *cap; 582 struct bss_info_uni_he *he; 583 struct tlv *tlv; 584 585 cap = mt76_connac_get_he_phy_cap(phy->mt76, vif); 586 587 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_HE_BASIC, sizeof(*he)); 588 589 he = (struct bss_info_uni_he *)tlv; 590 he->he_pe_duration = vif->bss_conf.htc_trig_based_pkt_ext; 591 if (!he->he_pe_duration) 592 he->he_pe_duration = DEFAULT_HE_PE_DURATION; 593 594 he->he_rts_thres = cpu_to_le16(vif->bss_conf.frame_time_rts_th); 595 if (!he->he_rts_thres) 596 he->he_rts_thres = cpu_to_le16(DEFAULT_HE_DURATION_RTS_THRES); 597 598 he->max_nss_mcs[CMD_HE_MCS_BW80] = cap->he_mcs_nss_supp.tx_mcs_80; 599 he->max_nss_mcs[CMD_HE_MCS_BW160] = cap->he_mcs_nss_supp.tx_mcs_160; 600 he->max_nss_mcs[CMD_HE_MCS_BW8080] = cap->he_mcs_nss_supp.tx_mcs_80p80; 601 } 602 603 static void 604 mt7996_mcu_bss_bmc_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 605 struct mt7996_phy *phy) 606 { 607 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 608 struct bss_rate_tlv *bmc; 609 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 610 enum nl80211_band band = chandef->chan->band; 611 struct tlv *tlv; 612 u8 idx = mvif->mcast_rates_idx ? 613 mvif->mcast_rates_idx : mvif->basic_rates_idx; 614 615 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_RATE, sizeof(*bmc)); 616 617 bmc = (struct bss_rate_tlv *)tlv; 618 619 bmc->short_preamble = (band == NL80211_BAND_2GHZ); 620 bmc->bc_fixed_rate = idx; 621 bmc->mc_fixed_rate = idx; 622 } 623 624 static void 625 mt7996_mcu_bss_txcmd_tlv(struct sk_buff *skb, bool en) 626 { 627 struct bss_txcmd_tlv *txcmd; 628 struct tlv *tlv; 629 630 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_TXCMD, sizeof(*txcmd)); 631 632 txcmd = (struct bss_txcmd_tlv *)tlv; 633 txcmd->txcmd_mode = en; 634 } 635 636 static void 637 mt7996_mcu_bss_mld_tlv(struct sk_buff *skb, struct ieee80211_vif *vif) 638 { 639 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 640 struct bss_mld_tlv *mld; 641 struct tlv *tlv; 642 643 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_MLD, sizeof(*mld)); 644 645 mld = (struct bss_mld_tlv *)tlv; 646 mld->group_mld_id = 0xff; 647 mld->own_mld_id = mvif->mt76.idx; 648 mld->remap_idx = 0xff; 649 } 650 651 static void 652 mt7996_mcu_bss_sec_tlv(struct sk_buff *skb, struct ieee80211_vif *vif) 653 { 654 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 655 struct bss_sec_tlv *sec; 656 struct tlv *tlv; 657 658 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_SEC, sizeof(*sec)); 659 660 sec = (struct bss_sec_tlv *)tlv; 661 sec->cipher = mvif->cipher; 662 } 663 664 static int 665 mt7996_mcu_muar_config(struct mt7996_phy *phy, struct ieee80211_vif *vif, 666 bool bssid, bool enable) 667 { 668 #define UNI_MUAR_ENTRY 2 669 struct mt7996_dev *dev = phy->dev; 670 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 671 u32 idx = mvif->mt76.omac_idx - REPEATER_BSSID_START; 672 const u8 *addr = vif->addr; 673 674 struct { 675 struct { 676 u8 band; 677 u8 __rsv[3]; 678 } hdr; 679 680 __le16 tag; 681 __le16 len; 682 683 bool smesh; 684 u8 bssid; 685 u8 index; 686 u8 entry_add; 687 u8 addr[ETH_ALEN]; 688 u8 __rsv[2]; 689 } __packed req = { 690 .hdr.band = phy->mt76->band_idx, 691 .tag = cpu_to_le16(UNI_MUAR_ENTRY), 692 .len = cpu_to_le16(sizeof(req) - sizeof(req.hdr)), 693 .smesh = false, 694 .index = idx * 2 + bssid, 695 .entry_add = true, 696 }; 697 698 if (bssid) 699 addr = vif->bss_conf.bssid; 700 701 if (enable) 702 memcpy(req.addr, addr, ETH_ALEN); 703 704 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(REPT_MUAR), &req, 705 sizeof(req), true); 706 } 707 708 static void 709 mt7996_mcu_bss_ifs_timing_tlv(struct sk_buff *skb, struct ieee80211_vif *vif) 710 { 711 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 712 struct mt7996_phy *phy = mvif->phy; 713 struct bss_ifs_time_tlv *ifs_time; 714 struct tlv *tlv; 715 bool is_2ghz = phy->mt76->chandef.chan->band == NL80211_BAND_2GHZ; 716 717 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_IFS_TIME, sizeof(*ifs_time)); 718 719 ifs_time = (struct bss_ifs_time_tlv *)tlv; 720 ifs_time->slot_valid = true; 721 ifs_time->sifs_valid = true; 722 ifs_time->rifs_valid = true; 723 ifs_time->eifs_valid = true; 724 725 ifs_time->slot_time = cpu_to_le16(phy->slottime); 726 ifs_time->sifs_time = cpu_to_le16(10); 727 ifs_time->rifs_time = cpu_to_le16(2); 728 ifs_time->eifs_time = cpu_to_le16(is_2ghz ? 78 : 84); 729 730 if (is_2ghz) { 731 ifs_time->eifs_cck_valid = true; 732 ifs_time->eifs_cck_time = cpu_to_le16(314); 733 } 734 } 735 736 static int 737 mt7996_mcu_bss_basic_tlv(struct sk_buff *skb, 738 struct ieee80211_vif *vif, 739 struct ieee80211_sta *sta, 740 struct mt76_phy *phy, u16 wlan_idx, 741 bool enable) 742 { 743 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 744 struct cfg80211_chan_def *chandef = &phy->chandef; 745 struct mt76_connac_bss_basic_tlv *bss; 746 u32 type = CONNECTION_INFRA_AP; 747 u16 sta_wlan_idx = wlan_idx; 748 struct tlv *tlv; 749 int idx; 750 751 switch (vif->type) { 752 case NL80211_IFTYPE_MESH_POINT: 753 case NL80211_IFTYPE_AP: 754 case NL80211_IFTYPE_MONITOR: 755 break; 756 case NL80211_IFTYPE_STATION: 757 if (enable) { 758 rcu_read_lock(); 759 if (!sta) 760 sta = ieee80211_find_sta(vif, 761 vif->bss_conf.bssid); 762 /* TODO: enable BSS_INFO_UAPSD & BSS_INFO_PM */ 763 if (sta) { 764 struct mt76_wcid *wcid; 765 766 wcid = (struct mt76_wcid *)sta->drv_priv; 767 sta_wlan_idx = wcid->idx; 768 } 769 rcu_read_unlock(); 770 } 771 type = CONNECTION_INFRA_STA; 772 break; 773 case NL80211_IFTYPE_ADHOC: 774 type = CONNECTION_IBSS_ADHOC; 775 break; 776 default: 777 WARN_ON(1); 778 break; 779 } 780 781 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_BASIC, sizeof(*bss)); 782 783 bss = (struct mt76_connac_bss_basic_tlv *)tlv; 784 bss->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int); 785 bss->dtim_period = vif->bss_conf.dtim_period; 786 bss->bmc_tx_wlan_idx = cpu_to_le16(wlan_idx); 787 bss->sta_idx = cpu_to_le16(sta_wlan_idx); 788 bss->conn_type = cpu_to_le32(type); 789 bss->omac_idx = mvif->omac_idx; 790 bss->band_idx = mvif->band_idx; 791 bss->wmm_idx = mvif->wmm_idx; 792 bss->conn_state = !enable; 793 bss->active = enable; 794 795 idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx; 796 bss->hw_bss_idx = idx; 797 798 if (vif->type == NL80211_IFTYPE_MONITOR) { 799 memcpy(bss->bssid, phy->macaddr, ETH_ALEN); 800 return 0; 801 } 802 803 memcpy(bss->bssid, vif->bss_conf.bssid, ETH_ALEN); 804 bss->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int); 805 bss->dtim_period = vif->bss_conf.dtim_period; 806 bss->phymode = mt76_connac_get_phy_mode(phy, vif, 807 chandef->chan->band, NULL); 808 bss->phymode_ext = mt76_connac_get_phy_mode_ext(phy, vif, 809 chandef->chan->band); 810 811 return 0; 812 } 813 814 static struct sk_buff * 815 __mt7996_mcu_alloc_bss_req(struct mt76_dev *dev, struct mt76_vif *mvif, int len) 816 { 817 struct bss_req_hdr hdr = { 818 .bss_idx = mvif->idx, 819 }; 820 struct sk_buff *skb; 821 822 skb = mt76_mcu_msg_alloc(dev, NULL, len); 823 if (!skb) 824 return ERR_PTR(-ENOMEM); 825 826 skb_put_data(skb, &hdr, sizeof(hdr)); 827 828 return skb; 829 } 830 831 int mt7996_mcu_add_bss_info(struct mt7996_phy *phy, 832 struct ieee80211_vif *vif, int enable) 833 { 834 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 835 struct mt7996_dev *dev = phy->dev; 836 struct sk_buff *skb; 837 838 if (mvif->mt76.omac_idx >= REPEATER_BSSID_START) { 839 mt7996_mcu_muar_config(phy, vif, false, enable); 840 mt7996_mcu_muar_config(phy, vif, true, enable); 841 } 842 843 skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, &mvif->mt76, 844 MT7996_BSS_UPDATE_MAX_SIZE); 845 if (IS_ERR(skb)) 846 return PTR_ERR(skb); 847 848 /* bss_basic must be first */ 849 mt7996_mcu_bss_basic_tlv(skb, vif, NULL, phy->mt76, 850 mvif->sta.wcid.idx, enable); 851 mt7996_mcu_bss_sec_tlv(skb, vif); 852 853 if (vif->type == NL80211_IFTYPE_MONITOR) 854 goto out; 855 856 if (enable) { 857 mt7996_mcu_bss_rfch_tlv(skb, vif, phy); 858 mt7996_mcu_bss_bmc_tlv(skb, vif, phy); 859 mt7996_mcu_bss_ra_tlv(skb, vif, phy); 860 mt7996_mcu_bss_txcmd_tlv(skb, true); 861 mt7996_mcu_bss_ifs_timing_tlv(skb, vif); 862 863 if (vif->bss_conf.he_support) 864 mt7996_mcu_bss_he_tlv(skb, vif, phy); 865 866 /* this tag is necessary no matter if the vif is MLD */ 867 mt7996_mcu_bss_mld_tlv(skb, vif); 868 } 869 out: 870 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 871 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 872 } 873 874 int mt7996_mcu_set_timing(struct mt7996_phy *phy, struct ieee80211_vif *vif) 875 { 876 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 877 struct mt7996_dev *dev = phy->dev; 878 struct sk_buff *skb; 879 880 skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, &mvif->mt76, 881 MT7996_BSS_UPDATE_MAX_SIZE); 882 if (IS_ERR(skb)) 883 return PTR_ERR(skb); 884 885 mt7996_mcu_bss_ifs_timing_tlv(skb, vif); 886 887 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 888 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 889 } 890 891 static int 892 mt7996_mcu_sta_ba(struct mt76_dev *dev, struct mt76_vif *mvif, 893 struct ieee80211_ampdu_params *params, 894 bool enable, bool tx) 895 { 896 struct mt76_wcid *wcid = (struct mt76_wcid *)params->sta->drv_priv; 897 struct sta_rec_ba_uni *ba; 898 struct sk_buff *skb; 899 struct tlv *tlv; 900 901 skb = __mt76_connac_mcu_alloc_sta_req(dev, mvif, wcid, 902 MT7996_STA_UPDATE_MAX_SIZE); 903 if (IS_ERR(skb)) 904 return PTR_ERR(skb); 905 906 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BA, sizeof(*ba)); 907 908 ba = (struct sta_rec_ba_uni *)tlv; 909 ba->ba_type = tx ? MT_BA_TYPE_ORIGINATOR : MT_BA_TYPE_RECIPIENT; 910 ba->winsize = cpu_to_le16(params->buf_size); 911 ba->ssn = cpu_to_le16(params->ssn); 912 ba->ba_en = enable << params->tid; 913 ba->amsdu = params->amsdu; 914 ba->tid = params->tid; 915 916 return mt76_mcu_skb_send_msg(dev, skb, 917 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 918 } 919 920 /** starec & wtbl **/ 921 int mt7996_mcu_add_tx_ba(struct mt7996_dev *dev, 922 struct ieee80211_ampdu_params *params, 923 bool enable) 924 { 925 struct mt7996_sta *msta = (struct mt7996_sta *)params->sta->drv_priv; 926 struct mt7996_vif *mvif = msta->vif; 927 928 if (enable && !params->amsdu) 929 msta->wcid.amsdu = false; 930 931 return mt7996_mcu_sta_ba(&dev->mt76, &mvif->mt76, params, 932 enable, true); 933 } 934 935 int mt7996_mcu_add_rx_ba(struct mt7996_dev *dev, 936 struct ieee80211_ampdu_params *params, 937 bool enable) 938 { 939 struct mt7996_sta *msta = (struct mt7996_sta *)params->sta->drv_priv; 940 struct mt7996_vif *mvif = msta->vif; 941 942 return mt7996_mcu_sta_ba(&dev->mt76, &mvif->mt76, params, 943 enable, false); 944 } 945 946 static void 947 mt7996_mcu_sta_he_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 948 { 949 struct ieee80211_he_cap_elem *elem = &sta->deflink.he_cap.he_cap_elem; 950 struct ieee80211_he_mcs_nss_supp mcs_map; 951 struct sta_rec_he_v2 *he; 952 struct tlv *tlv; 953 int i = 0; 954 955 if (!sta->deflink.he_cap.has_he) 956 return; 957 958 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE_V2, sizeof(*he)); 959 960 he = (struct sta_rec_he_v2 *)tlv; 961 for (i = 0; i < 11; i++) { 962 if (i < 6) 963 he->he_mac_cap[i] = elem->mac_cap_info[i]; 964 he->he_phy_cap[i] = elem->phy_cap_info[i]; 965 } 966 967 mcs_map = sta->deflink.he_cap.he_mcs_nss_supp; 968 switch (sta->deflink.bandwidth) { 969 case IEEE80211_STA_RX_BW_160: 970 if (elem->phy_cap_info[0] & 971 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) 972 mt7996_mcu_set_sta_he_mcs(sta, 973 &he->max_nss_mcs[CMD_HE_MCS_BW8080], 974 le16_to_cpu(mcs_map.rx_mcs_80p80)); 975 976 mt7996_mcu_set_sta_he_mcs(sta, 977 &he->max_nss_mcs[CMD_HE_MCS_BW160], 978 le16_to_cpu(mcs_map.rx_mcs_160)); 979 fallthrough; 980 default: 981 mt7996_mcu_set_sta_he_mcs(sta, 982 &he->max_nss_mcs[CMD_HE_MCS_BW80], 983 le16_to_cpu(mcs_map.rx_mcs_80)); 984 break; 985 } 986 987 he->pkt_ext = 2; 988 } 989 990 static void 991 mt7996_mcu_sta_he_6g_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 992 { 993 struct sta_rec_he_6g_capa *he_6g; 994 struct tlv *tlv; 995 996 if (!sta->deflink.he_6ghz_capa.capa) 997 return; 998 999 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE_6G, sizeof(*he_6g)); 1000 1001 he_6g = (struct sta_rec_he_6g_capa *)tlv; 1002 he_6g->capa = sta->deflink.he_6ghz_capa.capa; 1003 } 1004 1005 static void 1006 mt7996_mcu_sta_eht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 1007 { 1008 struct ieee80211_eht_mcs_nss_supp *mcs_map; 1009 struct ieee80211_eht_cap_elem_fixed *elem; 1010 struct sta_rec_eht *eht; 1011 struct tlv *tlv; 1012 1013 if (!sta->deflink.eht_cap.has_eht) 1014 return; 1015 1016 mcs_map = &sta->deflink.eht_cap.eht_mcs_nss_supp; 1017 elem = &sta->deflink.eht_cap.eht_cap_elem; 1018 1019 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_EHT, sizeof(*eht)); 1020 1021 eht = (struct sta_rec_eht *)tlv; 1022 eht->tid_bitmap = 0xff; 1023 eht->mac_cap = cpu_to_le16(*(u16 *)elem->mac_cap_info); 1024 eht->phy_cap = cpu_to_le64(*(u64 *)elem->phy_cap_info); 1025 eht->phy_cap_ext = cpu_to_le64(elem->phy_cap_info[8]); 1026 1027 if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_20) 1028 memcpy(eht->mcs_map_bw20, &mcs_map->only_20mhz, sizeof(eht->mcs_map_bw20)); 1029 memcpy(eht->mcs_map_bw80, &mcs_map->bw._80, sizeof(eht->mcs_map_bw80)); 1030 memcpy(eht->mcs_map_bw160, &mcs_map->bw._160, sizeof(eht->mcs_map_bw160)); 1031 memcpy(eht->mcs_map_bw320, &mcs_map->bw._320, sizeof(eht->mcs_map_bw320)); 1032 } 1033 1034 static void 1035 mt7996_mcu_sta_ht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 1036 { 1037 struct sta_rec_ht *ht; 1038 struct tlv *tlv; 1039 1040 if (!sta->deflink.ht_cap.ht_supported) 1041 return; 1042 1043 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht)); 1044 1045 ht = (struct sta_rec_ht *)tlv; 1046 ht->ht_cap = cpu_to_le16(sta->deflink.ht_cap.cap); 1047 } 1048 1049 static void 1050 mt7996_mcu_sta_vht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 1051 { 1052 struct sta_rec_vht *vht; 1053 struct tlv *tlv; 1054 1055 /* For 6G band, this tlv is necessary to let hw work normally */ 1056 if (!sta->deflink.he_6ghz_capa.capa && !sta->deflink.vht_cap.vht_supported) 1057 return; 1058 1059 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_VHT, sizeof(*vht)); 1060 1061 vht = (struct sta_rec_vht *)tlv; 1062 vht->vht_cap = cpu_to_le32(sta->deflink.vht_cap.cap); 1063 vht->vht_rx_mcs_map = sta->deflink.vht_cap.vht_mcs.rx_mcs_map; 1064 vht->vht_tx_mcs_map = sta->deflink.vht_cap.vht_mcs.tx_mcs_map; 1065 } 1066 1067 static void 1068 mt7996_mcu_sta_amsdu_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1069 struct ieee80211_vif *vif, struct ieee80211_sta *sta) 1070 { 1071 struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; 1072 struct sta_rec_amsdu *amsdu; 1073 struct tlv *tlv; 1074 1075 if (vif->type != NL80211_IFTYPE_STATION && 1076 vif->type != NL80211_IFTYPE_MESH_POINT && 1077 vif->type != NL80211_IFTYPE_AP) 1078 return; 1079 1080 if (!sta->deflink.agg.max_amsdu_len) 1081 return; 1082 1083 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HW_AMSDU, sizeof(*amsdu)); 1084 amsdu = (struct sta_rec_amsdu *)tlv; 1085 amsdu->max_amsdu_num = 8; 1086 amsdu->amsdu_en = true; 1087 msta->wcid.amsdu = true; 1088 1089 switch (sta->deflink.agg.max_amsdu_len) { 1090 case IEEE80211_MAX_MPDU_LEN_VHT_11454: 1091 amsdu->max_mpdu_size = 1092 IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454; 1093 return; 1094 case IEEE80211_MAX_MPDU_LEN_HT_7935: 1095 case IEEE80211_MAX_MPDU_LEN_VHT_7991: 1096 amsdu->max_mpdu_size = IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991; 1097 return; 1098 default: 1099 amsdu->max_mpdu_size = IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895; 1100 return; 1101 } 1102 } 1103 1104 static void 1105 mt7996_mcu_sta_muru_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1106 struct ieee80211_vif *vif, struct ieee80211_sta *sta) 1107 { 1108 struct ieee80211_he_cap_elem *elem = &sta->deflink.he_cap.he_cap_elem; 1109 struct sta_rec_muru *muru; 1110 struct tlv *tlv; 1111 1112 if (vif->type != NL80211_IFTYPE_STATION && 1113 vif->type != NL80211_IFTYPE_AP) 1114 return; 1115 1116 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_MURU, sizeof(*muru)); 1117 1118 muru = (struct sta_rec_muru *)tlv; 1119 muru->cfg.mimo_dl_en = vif->bss_conf.eht_mu_beamformer || 1120 vif->bss_conf.he_mu_beamformer || 1121 vif->bss_conf.vht_mu_beamformer || 1122 vif->bss_conf.vht_mu_beamformee; 1123 muru->cfg.ofdma_dl_en = true; 1124 1125 if (sta->deflink.vht_cap.vht_supported) 1126 muru->mimo_dl.vht_mu_bfee = 1127 !!(sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE); 1128 1129 if (!sta->deflink.he_cap.has_he) 1130 return; 1131 1132 muru->mimo_dl.partial_bw_dl_mimo = 1133 HE_PHY(CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO, elem->phy_cap_info[6]); 1134 1135 muru->mimo_ul.full_ul_mimo = 1136 HE_PHY(CAP2_UL_MU_FULL_MU_MIMO, elem->phy_cap_info[2]); 1137 muru->mimo_ul.partial_ul_mimo = 1138 HE_PHY(CAP2_UL_MU_PARTIAL_MU_MIMO, elem->phy_cap_info[2]); 1139 1140 muru->ofdma_dl.punc_pream_rx = 1141 HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]); 1142 muru->ofdma_dl.he_20m_in_40m_2g = 1143 HE_PHY(CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G, elem->phy_cap_info[8]); 1144 muru->ofdma_dl.he_20m_in_160m = 1145 HE_PHY(CAP8_20MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]); 1146 muru->ofdma_dl.he_80m_in_160m = 1147 HE_PHY(CAP8_80MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]); 1148 1149 muru->ofdma_ul.t_frame_dur = 1150 HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]); 1151 muru->ofdma_ul.mu_cascading = 1152 HE_MAC(CAP2_MU_CASCADING, elem->mac_cap_info[2]); 1153 muru->ofdma_ul.uo_ra = 1154 HE_MAC(CAP3_OFDMA_RA, elem->mac_cap_info[3]); 1155 } 1156 1157 static inline bool 1158 mt7996_is_ebf_supported(struct mt7996_phy *phy, struct ieee80211_vif *vif, 1159 struct ieee80211_sta *sta, bool bfee) 1160 { 1161 int sts = hweight16(phy->mt76->chainmask); 1162 1163 if (vif->type != NL80211_IFTYPE_STATION && 1164 vif->type != NL80211_IFTYPE_AP) 1165 return false; 1166 1167 if (!bfee && sts < 2) 1168 return false; 1169 1170 if (sta->deflink.eht_cap.has_eht) { 1171 struct ieee80211_sta_eht_cap *pc = &sta->deflink.eht_cap; 1172 struct ieee80211_eht_cap_elem_fixed *pe = &pc->eht_cap_elem; 1173 1174 if (bfee) 1175 return vif->bss_conf.eht_su_beamformee && 1176 EHT_PHY(CAP0_SU_BEAMFORMEE, pe->phy_cap_info[0]); 1177 else 1178 return vif->bss_conf.eht_su_beamformer && 1179 EHT_PHY(CAP0_SU_BEAMFORMER, pe->phy_cap_info[0]); 1180 } 1181 1182 if (sta->deflink.he_cap.has_he) { 1183 struct ieee80211_he_cap_elem *pe = &sta->deflink.he_cap.he_cap_elem; 1184 1185 if (bfee) 1186 return vif->bss_conf.he_su_beamformee && 1187 HE_PHY(CAP3_SU_BEAMFORMER, pe->phy_cap_info[3]); 1188 else 1189 return vif->bss_conf.he_su_beamformer && 1190 HE_PHY(CAP4_SU_BEAMFORMEE, pe->phy_cap_info[4]); 1191 } 1192 1193 if (sta->deflink.vht_cap.vht_supported) { 1194 u32 cap = sta->deflink.vht_cap.cap; 1195 1196 if (bfee) 1197 return vif->bss_conf.vht_su_beamformee && 1198 (cap & IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE); 1199 else 1200 return vif->bss_conf.vht_su_beamformer && 1201 (cap & IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE); 1202 } 1203 1204 return false; 1205 } 1206 1207 static void 1208 mt7996_mcu_sta_sounding_rate(struct sta_rec_bf *bf) 1209 { 1210 bf->sounding_phy = MT_PHY_TYPE_OFDM; 1211 bf->ndp_rate = 0; /* mcs0 */ 1212 bf->ndpa_rate = MT7996_CFEND_RATE_DEFAULT; /* ofdm 24m */ 1213 bf->rept_poll_rate = MT7996_CFEND_RATE_DEFAULT; /* ofdm 24m */ 1214 } 1215 1216 static void 1217 mt7996_mcu_sta_bfer_ht(struct ieee80211_sta *sta, struct mt7996_phy *phy, 1218 struct sta_rec_bf *bf) 1219 { 1220 struct ieee80211_mcs_info *mcs = &sta->deflink.ht_cap.mcs; 1221 u8 n = 0; 1222 1223 bf->tx_mode = MT_PHY_TYPE_HT; 1224 1225 if ((mcs->tx_params & IEEE80211_HT_MCS_TX_RX_DIFF) && 1226 (mcs->tx_params & IEEE80211_HT_MCS_TX_DEFINED)) 1227 n = FIELD_GET(IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK, 1228 mcs->tx_params); 1229 else if (mcs->rx_mask[3]) 1230 n = 3; 1231 else if (mcs->rx_mask[2]) 1232 n = 2; 1233 else if (mcs->rx_mask[1]) 1234 n = 1; 1235 1236 bf->nrow = hweight8(phy->mt76->antenna_mask) - 1; 1237 bf->ncol = min_t(u8, bf->nrow, n); 1238 bf->ibf_ncol = n; 1239 } 1240 1241 static void 1242 mt7996_mcu_sta_bfer_vht(struct ieee80211_sta *sta, struct mt7996_phy *phy, 1243 struct sta_rec_bf *bf, bool explicit) 1244 { 1245 struct ieee80211_sta_vht_cap *pc = &sta->deflink.vht_cap; 1246 struct ieee80211_sta_vht_cap *vc = &phy->mt76->sband_5g.sband.vht_cap; 1247 u16 mcs_map = le16_to_cpu(pc->vht_mcs.rx_mcs_map); 1248 u8 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map); 1249 u8 tx_ant = hweight8(phy->mt76->antenna_mask) - 1; 1250 1251 bf->tx_mode = MT_PHY_TYPE_VHT; 1252 1253 if (explicit) { 1254 u8 sts, snd_dim; 1255 1256 mt7996_mcu_sta_sounding_rate(bf); 1257 1258 sts = FIELD_GET(IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK, 1259 pc->cap); 1260 snd_dim = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, 1261 vc->cap); 1262 bf->nrow = min_t(u8, min_t(u8, snd_dim, sts), tx_ant); 1263 bf->ncol = min_t(u8, nss_mcs, bf->nrow); 1264 bf->ibf_ncol = bf->ncol; 1265 1266 if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_160) 1267 bf->nrow = 1; 1268 } else { 1269 bf->nrow = tx_ant; 1270 bf->ncol = min_t(u8, nss_mcs, bf->nrow); 1271 bf->ibf_ncol = nss_mcs; 1272 1273 if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_160) 1274 bf->ibf_nrow = 1; 1275 } 1276 } 1277 1278 static void 1279 mt7996_mcu_sta_bfer_he(struct ieee80211_sta *sta, struct ieee80211_vif *vif, 1280 struct mt7996_phy *phy, struct sta_rec_bf *bf) 1281 { 1282 struct ieee80211_sta_he_cap *pc = &sta->deflink.he_cap; 1283 struct ieee80211_he_cap_elem *pe = &pc->he_cap_elem; 1284 const struct ieee80211_sta_he_cap *vc = 1285 mt76_connac_get_he_phy_cap(phy->mt76, vif); 1286 const struct ieee80211_he_cap_elem *ve = &vc->he_cap_elem; 1287 u16 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_80); 1288 u8 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map); 1289 u8 snd_dim, sts; 1290 1291 bf->tx_mode = MT_PHY_TYPE_HE_SU; 1292 1293 mt7996_mcu_sta_sounding_rate(bf); 1294 1295 bf->trigger_su = HE_PHY(CAP6_TRIG_SU_BEAMFORMING_FB, 1296 pe->phy_cap_info[6]); 1297 bf->trigger_mu = HE_PHY(CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB, 1298 pe->phy_cap_info[6]); 1299 snd_dim = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, 1300 ve->phy_cap_info[5]); 1301 sts = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK, 1302 pe->phy_cap_info[4]); 1303 bf->nrow = min_t(u8, snd_dim, sts); 1304 bf->ncol = min_t(u8, nss_mcs, bf->nrow); 1305 bf->ibf_ncol = bf->ncol; 1306 1307 if (sta->deflink.bandwidth != IEEE80211_STA_RX_BW_160) 1308 return; 1309 1310 /* go over for 160MHz and 80p80 */ 1311 if (pe->phy_cap_info[0] & 1312 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) { 1313 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_160); 1314 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map); 1315 1316 bf->ncol_gt_bw80 = nss_mcs; 1317 } 1318 1319 if (pe->phy_cap_info[0] & 1320 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) { 1321 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_80p80); 1322 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map); 1323 1324 if (bf->ncol_gt_bw80) 1325 bf->ncol_gt_bw80 = min_t(u8, bf->ncol_gt_bw80, nss_mcs); 1326 else 1327 bf->ncol_gt_bw80 = nss_mcs; 1328 } 1329 1330 snd_dim = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK, 1331 ve->phy_cap_info[5]); 1332 sts = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK, 1333 pe->phy_cap_info[4]); 1334 1335 bf->nrow_gt_bw80 = min_t(int, snd_dim, sts); 1336 } 1337 1338 static void 1339 mt7996_mcu_sta_bfer_eht(struct ieee80211_sta *sta, struct ieee80211_vif *vif, 1340 struct mt7996_phy *phy, struct sta_rec_bf *bf) 1341 { 1342 struct ieee80211_sta_eht_cap *pc = &sta->deflink.eht_cap; 1343 struct ieee80211_eht_cap_elem_fixed *pe = &pc->eht_cap_elem; 1344 struct ieee80211_eht_mcs_nss_supp *eht_nss = &pc->eht_mcs_nss_supp; 1345 const struct ieee80211_sta_eht_cap *vc = 1346 mt76_connac_get_eht_phy_cap(phy->mt76, vif); 1347 const struct ieee80211_eht_cap_elem_fixed *ve = &vc->eht_cap_elem; 1348 u8 nss_mcs = u8_get_bits(eht_nss->bw._80.rx_tx_mcs9_max_nss, 1349 IEEE80211_EHT_MCS_NSS_RX) - 1; 1350 u8 snd_dim, sts; 1351 1352 bf->tx_mode = MT_PHY_TYPE_EHT_MU; 1353 1354 mt7996_mcu_sta_sounding_rate(bf); 1355 1356 bf->trigger_su = EHT_PHY(CAP3_TRIG_SU_BF_FDBK, pe->phy_cap_info[3]); 1357 bf->trigger_mu = EHT_PHY(CAP3_TRIG_MU_BF_PART_BW_FDBK, pe->phy_cap_info[3]); 1358 snd_dim = EHT_PHY(CAP2_SOUNDING_DIM_80MHZ_MASK, ve->phy_cap_info[2]); 1359 sts = EHT_PHY(CAP0_BEAMFORMEE_SS_80MHZ_MASK, pe->phy_cap_info[0]) + 1360 (EHT_PHY(CAP1_BEAMFORMEE_SS_80MHZ_MASK, pe->phy_cap_info[1]) << 1); 1361 bf->nrow = min_t(u8, snd_dim, sts); 1362 bf->ncol = min_t(u8, nss_mcs, bf->nrow); 1363 bf->ibf_ncol = bf->ncol; 1364 1365 if (sta->deflink.bandwidth < IEEE80211_STA_RX_BW_160) 1366 return; 1367 1368 switch (sta->deflink.bandwidth) { 1369 case IEEE80211_STA_RX_BW_160: 1370 snd_dim = EHT_PHY(CAP2_SOUNDING_DIM_160MHZ_MASK, ve->phy_cap_info[2]); 1371 sts = EHT_PHY(CAP1_BEAMFORMEE_SS_160MHZ_MASK, pe->phy_cap_info[1]); 1372 nss_mcs = u8_get_bits(eht_nss->bw._160.rx_tx_mcs9_max_nss, 1373 IEEE80211_EHT_MCS_NSS_RX) - 1; 1374 1375 bf->nrow_gt_bw80 = min_t(u8, snd_dim, sts); 1376 bf->ncol_gt_bw80 = nss_mcs; 1377 break; 1378 case IEEE80211_STA_RX_BW_320: 1379 snd_dim = EHT_PHY(CAP2_SOUNDING_DIM_320MHZ_MASK, ve->phy_cap_info[2]) + 1380 (EHT_PHY(CAP3_SOUNDING_DIM_320MHZ_MASK, 1381 ve->phy_cap_info[3]) << 1); 1382 sts = EHT_PHY(CAP1_BEAMFORMEE_SS_320MHZ_MASK, pe->phy_cap_info[1]); 1383 nss_mcs = u8_get_bits(eht_nss->bw._320.rx_tx_mcs9_max_nss, 1384 IEEE80211_EHT_MCS_NSS_RX) - 1; 1385 1386 bf->nrow_gt_bw80 = min_t(u8, snd_dim, sts) << 4; 1387 bf->ncol_gt_bw80 = nss_mcs << 4; 1388 break; 1389 default: 1390 break; 1391 } 1392 } 1393 1394 static void 1395 mt7996_mcu_sta_bfer_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1396 struct ieee80211_vif *vif, struct ieee80211_sta *sta) 1397 { 1398 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 1399 struct mt7996_phy *phy = mvif->phy; 1400 int tx_ant = hweight8(phy->mt76->chainmask) - 1; 1401 struct sta_rec_bf *bf; 1402 struct tlv *tlv; 1403 const u8 matrix[4][4] = { 1404 {0, 0, 0, 0}, 1405 {1, 1, 0, 0}, /* 2x1, 2x2, 2x3, 2x4 */ 1406 {2, 4, 4, 0}, /* 3x1, 3x2, 3x3, 3x4 */ 1407 {3, 5, 6, 0} /* 4x1, 4x2, 4x3, 4x4 */ 1408 }; 1409 bool ebf; 1410 1411 if (!(sta->deflink.ht_cap.ht_supported || sta->deflink.he_cap.has_he)) 1412 return; 1413 1414 ebf = mt7996_is_ebf_supported(phy, vif, sta, false); 1415 if (!ebf && !dev->ibf) 1416 return; 1417 1418 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BF, sizeof(*bf)); 1419 bf = (struct sta_rec_bf *)tlv; 1420 1421 /* he/eht: eBF only, in accordance with spec 1422 * vht: support eBF and iBF 1423 * ht: iBF only, since mac80211 lacks of eBF support 1424 */ 1425 if (sta->deflink.eht_cap.has_eht && ebf) 1426 mt7996_mcu_sta_bfer_eht(sta, vif, phy, bf); 1427 else if (sta->deflink.he_cap.has_he && ebf) 1428 mt7996_mcu_sta_bfer_he(sta, vif, phy, bf); 1429 else if (sta->deflink.vht_cap.vht_supported) 1430 mt7996_mcu_sta_bfer_vht(sta, phy, bf, ebf); 1431 else if (sta->deflink.ht_cap.ht_supported) 1432 mt7996_mcu_sta_bfer_ht(sta, phy, bf); 1433 else 1434 return; 1435 1436 bf->bf_cap = ebf ? ebf : dev->ibf << 1; 1437 bf->bw = sta->deflink.bandwidth; 1438 bf->ibf_dbw = sta->deflink.bandwidth; 1439 bf->ibf_nrow = tx_ant; 1440 1441 if (!ebf && sta->deflink.bandwidth <= IEEE80211_STA_RX_BW_40 && !bf->ncol) 1442 bf->ibf_timeout = 0x48; 1443 else 1444 bf->ibf_timeout = 0x18; 1445 1446 if (ebf && bf->nrow != tx_ant) 1447 bf->mem_20m = matrix[tx_ant][bf->ncol]; 1448 else 1449 bf->mem_20m = matrix[bf->nrow][bf->ncol]; 1450 1451 switch (sta->deflink.bandwidth) { 1452 case IEEE80211_STA_RX_BW_160: 1453 case IEEE80211_STA_RX_BW_80: 1454 bf->mem_total = bf->mem_20m * 2; 1455 break; 1456 case IEEE80211_STA_RX_BW_40: 1457 bf->mem_total = bf->mem_20m; 1458 break; 1459 case IEEE80211_STA_RX_BW_20: 1460 default: 1461 break; 1462 } 1463 } 1464 1465 static void 1466 mt7996_mcu_sta_bfee_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1467 struct ieee80211_vif *vif, struct ieee80211_sta *sta) 1468 { 1469 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 1470 struct mt7996_phy *phy = mvif->phy; 1471 int tx_ant = hweight8(phy->mt76->antenna_mask) - 1; 1472 struct sta_rec_bfee *bfee; 1473 struct tlv *tlv; 1474 u8 nrow = 0; 1475 1476 if (!(sta->deflink.vht_cap.vht_supported || sta->deflink.he_cap.has_he)) 1477 return; 1478 1479 if (!mt7996_is_ebf_supported(phy, vif, sta, true)) 1480 return; 1481 1482 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BFEE, sizeof(*bfee)); 1483 bfee = (struct sta_rec_bfee *)tlv; 1484 1485 if (sta->deflink.he_cap.has_he) { 1486 struct ieee80211_he_cap_elem *pe = &sta->deflink.he_cap.he_cap_elem; 1487 1488 nrow = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, 1489 pe->phy_cap_info[5]); 1490 } else if (sta->deflink.vht_cap.vht_supported) { 1491 struct ieee80211_sta_vht_cap *pc = &sta->deflink.vht_cap; 1492 1493 nrow = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, 1494 pc->cap); 1495 } 1496 1497 /* reply with identity matrix to avoid 2x2 BF negative gain */ 1498 bfee->fb_identity_matrix = (nrow == 1 && tx_ant == 2); 1499 } 1500 1501 static void 1502 mt7996_mcu_sta_phy_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1503 struct ieee80211_vif *vif, struct ieee80211_sta *sta) 1504 { 1505 struct sta_rec_phy *phy; 1506 struct tlv *tlv; 1507 u8 af = 0, mm = 0; 1508 1509 if (!sta->deflink.ht_cap.ht_supported && !sta->deflink.he_6ghz_capa.capa) 1510 return; 1511 1512 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_PHY, sizeof(*phy)); 1513 1514 phy = (struct sta_rec_phy *)tlv; 1515 if (sta->deflink.ht_cap.ht_supported) { 1516 af = sta->deflink.ht_cap.ampdu_factor; 1517 mm = sta->deflink.ht_cap.ampdu_density; 1518 } 1519 1520 if (sta->deflink.vht_cap.vht_supported) { 1521 u8 vht_af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK, 1522 sta->deflink.vht_cap.cap); 1523 1524 af = max_t(u8, af, vht_af); 1525 } 1526 1527 if (sta->deflink.he_6ghz_capa.capa) { 1528 af = le16_get_bits(sta->deflink.he_6ghz_capa.capa, 1529 IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP); 1530 mm = le16_get_bits(sta->deflink.he_6ghz_capa.capa, 1531 IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START); 1532 } 1533 1534 phy->ampdu = FIELD_PREP(IEEE80211_HT_AMPDU_PARM_FACTOR, af) | 1535 FIELD_PREP(IEEE80211_HT_AMPDU_PARM_DENSITY, mm); 1536 phy->max_ampdu_len = af; 1537 } 1538 1539 static void 1540 mt7996_mcu_sta_hdrt_tlv(struct mt7996_dev *dev, struct sk_buff *skb) 1541 { 1542 struct sta_rec_hdrt *hdrt; 1543 struct tlv *tlv; 1544 1545 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HDRT, sizeof(*hdrt)); 1546 1547 hdrt = (struct sta_rec_hdrt *)tlv; 1548 hdrt->hdrt_mode = 1; 1549 } 1550 1551 static void 1552 mt7996_mcu_sta_hdr_trans_tlv(struct mt7996_dev *dev, struct sk_buff *skb, 1553 struct ieee80211_vif *vif, 1554 struct ieee80211_sta *sta) 1555 { 1556 struct sta_rec_hdr_trans *hdr_trans; 1557 struct mt76_wcid *wcid; 1558 struct tlv *tlv; 1559 1560 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HDR_TRANS, sizeof(*hdr_trans)); 1561 hdr_trans = (struct sta_rec_hdr_trans *)tlv; 1562 hdr_trans->dis_rx_hdr_tran = true; 1563 1564 if (vif->type == NL80211_IFTYPE_STATION) 1565 hdr_trans->to_ds = true; 1566 else 1567 hdr_trans->from_ds = true; 1568 1569 wcid = (struct mt76_wcid *)sta->drv_priv; 1570 if (!wcid) 1571 return; 1572 1573 hdr_trans->dis_rx_hdr_tran = !test_bit(MT_WCID_FLAG_HDR_TRANS, &wcid->flags); 1574 if (test_bit(MT_WCID_FLAG_4ADDR, &wcid->flags)) { 1575 hdr_trans->to_ds = true; 1576 hdr_trans->from_ds = true; 1577 } 1578 1579 if (vif->type == NL80211_IFTYPE_MESH_POINT) { 1580 hdr_trans->to_ds = true; 1581 hdr_trans->from_ds = true; 1582 hdr_trans->mesh = true; 1583 } 1584 } 1585 1586 static enum mcu_mmps_mode 1587 mt7996_mcu_get_mmps_mode(enum ieee80211_smps_mode smps) 1588 { 1589 switch (smps) { 1590 case IEEE80211_SMPS_OFF: 1591 return MCU_MMPS_DISABLE; 1592 case IEEE80211_SMPS_STATIC: 1593 return MCU_MMPS_STATIC; 1594 case IEEE80211_SMPS_DYNAMIC: 1595 return MCU_MMPS_DYNAMIC; 1596 default: 1597 return MCU_MMPS_DISABLE; 1598 } 1599 } 1600 1601 int mt7996_mcu_set_fixed_rate_ctrl(struct mt7996_dev *dev, 1602 void *data, u16 version) 1603 { 1604 struct ra_fixed_rate *req; 1605 struct uni_header hdr; 1606 struct sk_buff *skb; 1607 struct tlv *tlv; 1608 int len; 1609 1610 len = sizeof(hdr) + sizeof(*req); 1611 1612 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 1613 if (!skb) 1614 return -ENOMEM; 1615 1616 skb_put_data(skb, &hdr, sizeof(hdr)); 1617 1618 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_RA_FIXED_RATE, sizeof(*req)); 1619 req = (struct ra_fixed_rate *)tlv; 1620 req->version = cpu_to_le16(version); 1621 memcpy(&req->rate, data, sizeof(req->rate)); 1622 1623 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1624 MCU_WM_UNI_CMD(RA), true); 1625 } 1626 1627 static void 1628 mt7996_mcu_sta_rate_ctrl_tlv(struct sk_buff *skb, struct mt7996_dev *dev, 1629 struct ieee80211_vif *vif, struct ieee80211_sta *sta) 1630 { 1631 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 1632 struct mt76_phy *mphy = mvif->phy->mt76; 1633 struct cfg80211_chan_def *chandef = &mphy->chandef; 1634 struct cfg80211_bitrate_mask *mask = &mvif->bitrate_mask; 1635 enum nl80211_band band = chandef->chan->band; 1636 struct sta_rec_ra *ra; 1637 struct tlv *tlv; 1638 u32 supp_rate = sta->deflink.supp_rates[band]; 1639 u32 cap = sta->wme ? STA_CAP_WMM : 0; 1640 1641 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_RA, sizeof(*ra)); 1642 ra = (struct sta_rec_ra *)tlv; 1643 1644 ra->valid = true; 1645 ra->auto_rate = true; 1646 ra->phy_mode = mt76_connac_get_phy_mode(mphy, vif, band, sta); 1647 ra->channel = chandef->chan->hw_value; 1648 ra->bw = (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_320) ? 1649 CMD_CBW_320MHZ : sta->deflink.bandwidth; 1650 ra->phy.bw = ra->bw; 1651 ra->mmps_mode = mt7996_mcu_get_mmps_mode(sta->deflink.smps_mode); 1652 1653 if (supp_rate) { 1654 supp_rate &= mask->control[band].legacy; 1655 ra->rate_len = hweight32(supp_rate); 1656 1657 if (band == NL80211_BAND_2GHZ) { 1658 ra->supp_mode = MODE_CCK; 1659 ra->supp_cck_rate = supp_rate & GENMASK(3, 0); 1660 1661 if (ra->rate_len > 4) { 1662 ra->supp_mode |= MODE_OFDM; 1663 ra->supp_ofdm_rate = supp_rate >> 4; 1664 } 1665 } else { 1666 ra->supp_mode = MODE_OFDM; 1667 ra->supp_ofdm_rate = supp_rate; 1668 } 1669 } 1670 1671 if (sta->deflink.ht_cap.ht_supported) { 1672 ra->supp_mode |= MODE_HT; 1673 ra->af = sta->deflink.ht_cap.ampdu_factor; 1674 ra->ht_gf = !!(sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_GRN_FLD); 1675 1676 cap |= STA_CAP_HT; 1677 if (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_SGI_20) 1678 cap |= STA_CAP_SGI_20; 1679 if (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_SGI_40) 1680 cap |= STA_CAP_SGI_40; 1681 if (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_TX_STBC) 1682 cap |= STA_CAP_TX_STBC; 1683 if (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_RX_STBC) 1684 cap |= STA_CAP_RX_STBC; 1685 if (vif->bss_conf.ht_ldpc && 1686 (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING)) 1687 cap |= STA_CAP_LDPC; 1688 1689 mt7996_mcu_set_sta_ht_mcs(sta, ra->ht_mcs, 1690 mask->control[band].ht_mcs); 1691 ra->supp_ht_mcs = *(__le32 *)ra->ht_mcs; 1692 } 1693 1694 if (sta->deflink.vht_cap.vht_supported) { 1695 u8 af; 1696 1697 ra->supp_mode |= MODE_VHT; 1698 af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK, 1699 sta->deflink.vht_cap.cap); 1700 ra->af = max_t(u8, ra->af, af); 1701 1702 cap |= STA_CAP_VHT; 1703 if (sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80) 1704 cap |= STA_CAP_VHT_SGI_80; 1705 if (sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160) 1706 cap |= STA_CAP_VHT_SGI_160; 1707 if (sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_TXSTBC) 1708 cap |= STA_CAP_VHT_TX_STBC; 1709 if (sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_RXSTBC_1) 1710 cap |= STA_CAP_VHT_RX_STBC; 1711 if (vif->bss_conf.vht_ldpc && 1712 (sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC)) 1713 cap |= STA_CAP_VHT_LDPC; 1714 1715 mt7996_mcu_set_sta_vht_mcs(sta, ra->supp_vht_mcs, 1716 mask->control[band].vht_mcs); 1717 } 1718 1719 if (sta->deflink.he_cap.has_he) { 1720 ra->supp_mode |= MODE_HE; 1721 cap |= STA_CAP_HE; 1722 1723 if (sta->deflink.he_6ghz_capa.capa) 1724 ra->af = le16_get_bits(sta->deflink.he_6ghz_capa.capa, 1725 IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP); 1726 } 1727 ra->sta_cap = cpu_to_le32(cap); 1728 } 1729 1730 int mt7996_mcu_add_rate_ctrl(struct mt7996_dev *dev, struct ieee80211_vif *vif, 1731 struct ieee80211_sta *sta, bool changed) 1732 { 1733 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 1734 struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; 1735 struct sk_buff *skb; 1736 1737 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76, 1738 &msta->wcid, 1739 MT7996_STA_UPDATE_MAX_SIZE); 1740 if (IS_ERR(skb)) 1741 return PTR_ERR(skb); 1742 1743 /* firmware rc algorithm refers to sta_rec_he for HE control. 1744 * once dev->rc_work changes the settings driver should also 1745 * update sta_rec_he here. 1746 */ 1747 if (changed) 1748 mt7996_mcu_sta_he_tlv(skb, sta); 1749 1750 /* sta_rec_ra accommodates BW, NSS and only MCS range format 1751 * i.e 0-{7,8,9} for VHT. 1752 */ 1753 mt7996_mcu_sta_rate_ctrl_tlv(skb, dev, vif, sta); 1754 1755 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1756 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 1757 } 1758 1759 static int 1760 mt7996_mcu_add_group(struct mt7996_dev *dev, struct ieee80211_vif *vif, 1761 struct ieee80211_sta *sta) 1762 { 1763 #define MT_STA_BSS_GROUP 1 1764 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 1765 struct mt7996_sta *msta; 1766 struct { 1767 u8 __rsv1[4]; 1768 1769 __le16 tag; 1770 __le16 len; 1771 __le16 wlan_idx; 1772 u8 __rsv2[2]; 1773 __le32 action; 1774 __le32 val; 1775 u8 __rsv3[8]; 1776 } __packed req = { 1777 .tag = cpu_to_le16(UNI_VOW_DRR_CTRL), 1778 .len = cpu_to_le16(sizeof(req) - 4), 1779 .action = cpu_to_le32(MT_STA_BSS_GROUP), 1780 .val = cpu_to_le32(mvif->mt76.idx % 16), 1781 }; 1782 1783 msta = sta ? (struct mt7996_sta *)sta->drv_priv : &mvif->sta; 1784 req.wlan_idx = cpu_to_le16(msta->wcid.idx); 1785 1786 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(VOW), &req, 1787 sizeof(req), true); 1788 } 1789 1790 int mt7996_mcu_add_sta(struct mt7996_dev *dev, struct ieee80211_vif *vif, 1791 struct ieee80211_sta *sta, bool enable) 1792 { 1793 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 1794 struct mt7996_sta *msta; 1795 struct sk_buff *skb; 1796 int ret; 1797 1798 msta = sta ? (struct mt7996_sta *)sta->drv_priv : &mvif->sta; 1799 1800 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76, 1801 &msta->wcid, 1802 MT7996_STA_UPDATE_MAX_SIZE); 1803 if (IS_ERR(skb)) 1804 return PTR_ERR(skb); 1805 1806 /* starec basic */ 1807 mt76_connac_mcu_sta_basic_tlv(&dev->mt76, skb, vif, sta, enable, 1808 !rcu_access_pointer(dev->mt76.wcid[msta->wcid.idx])); 1809 if (!enable) 1810 goto out; 1811 1812 /* tag order is in accordance with firmware dependency. */ 1813 if (sta) { 1814 /* starec phy */ 1815 mt7996_mcu_sta_phy_tlv(dev, skb, vif, sta); 1816 /* starec hdrt mode */ 1817 mt7996_mcu_sta_hdrt_tlv(dev, skb); 1818 /* starec bfer */ 1819 mt7996_mcu_sta_bfer_tlv(dev, skb, vif, sta); 1820 /* starec ht */ 1821 mt7996_mcu_sta_ht_tlv(skb, sta); 1822 /* starec vht */ 1823 mt7996_mcu_sta_vht_tlv(skb, sta); 1824 /* starec uapsd */ 1825 mt76_connac_mcu_sta_uapsd(skb, vif, sta); 1826 /* starec amsdu */ 1827 mt7996_mcu_sta_amsdu_tlv(dev, skb, vif, sta); 1828 /* starec he */ 1829 mt7996_mcu_sta_he_tlv(skb, sta); 1830 /* starec he 6g*/ 1831 mt7996_mcu_sta_he_6g_tlv(skb, sta); 1832 /* starec eht */ 1833 mt7996_mcu_sta_eht_tlv(skb, sta); 1834 /* starec muru */ 1835 mt7996_mcu_sta_muru_tlv(dev, skb, vif, sta); 1836 /* starec bfee */ 1837 mt7996_mcu_sta_bfee_tlv(dev, skb, vif, sta); 1838 /* starec hdr trans */ 1839 mt7996_mcu_sta_hdr_trans_tlv(dev, skb, vif, sta); 1840 } 1841 1842 ret = mt7996_mcu_add_group(dev, vif, sta); 1843 if (ret) { 1844 dev_kfree_skb(skb); 1845 return ret; 1846 } 1847 out: 1848 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1849 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 1850 } 1851 1852 static int 1853 mt7996_mcu_sta_key_tlv(struct mt76_wcid *wcid, 1854 struct mt76_connac_sta_key_conf *sta_key_conf, 1855 struct sk_buff *skb, 1856 struct ieee80211_key_conf *key, 1857 enum set_key_cmd cmd) 1858 { 1859 struct sta_rec_sec_uni *sec; 1860 struct tlv *tlv; 1861 1862 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_KEY_V2, sizeof(*sec)); 1863 sec = (struct sta_rec_sec_uni *)tlv; 1864 sec->add = cmd; 1865 1866 if (cmd == SET_KEY) { 1867 struct sec_key_uni *sec_key; 1868 u8 cipher; 1869 1870 cipher = mt76_connac_mcu_get_cipher(key->cipher); 1871 if (cipher == MCU_CIPHER_NONE) 1872 return -EOPNOTSUPP; 1873 1874 sec_key = &sec->key[0]; 1875 sec_key->cipher_len = sizeof(*sec_key); 1876 1877 if (cipher == MCU_CIPHER_BIP_CMAC_128) { 1878 sec_key->wlan_idx = cpu_to_le16(wcid->idx); 1879 sec_key->cipher_id = MCU_CIPHER_AES_CCMP; 1880 sec_key->key_id = sta_key_conf->keyidx; 1881 sec_key->key_len = 16; 1882 memcpy(sec_key->key, sta_key_conf->key, 16); 1883 1884 sec_key = &sec->key[1]; 1885 sec_key->wlan_idx = cpu_to_le16(wcid->idx); 1886 sec_key->cipher_id = MCU_CIPHER_BIP_CMAC_128; 1887 sec_key->cipher_len = sizeof(*sec_key); 1888 sec_key->key_len = 16; 1889 memcpy(sec_key->key, key->key, 16); 1890 sec->n_cipher = 2; 1891 } else { 1892 sec_key->wlan_idx = cpu_to_le16(wcid->idx); 1893 sec_key->cipher_id = cipher; 1894 sec_key->key_id = key->keyidx; 1895 sec_key->key_len = key->keylen; 1896 memcpy(sec_key->key, key->key, key->keylen); 1897 1898 if (cipher == MCU_CIPHER_TKIP) { 1899 /* Rx/Tx MIC keys are swapped */ 1900 memcpy(sec_key->key + 16, key->key + 24, 8); 1901 memcpy(sec_key->key + 24, key->key + 16, 8); 1902 } 1903 1904 /* store key_conf for BIP batch update */ 1905 if (cipher == MCU_CIPHER_AES_CCMP) { 1906 memcpy(sta_key_conf->key, key->key, key->keylen); 1907 sta_key_conf->keyidx = key->keyidx; 1908 } 1909 1910 sec->n_cipher = 1; 1911 } 1912 } else { 1913 sec->n_cipher = 0; 1914 } 1915 1916 return 0; 1917 } 1918 1919 int mt7996_mcu_add_key(struct mt76_dev *dev, struct ieee80211_vif *vif, 1920 struct mt76_connac_sta_key_conf *sta_key_conf, 1921 struct ieee80211_key_conf *key, int mcu_cmd, 1922 struct mt76_wcid *wcid, enum set_key_cmd cmd) 1923 { 1924 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 1925 struct sk_buff *skb; 1926 int ret; 1927 1928 skb = __mt76_connac_mcu_alloc_sta_req(dev, mvif, wcid, 1929 MT7996_STA_UPDATE_MAX_SIZE); 1930 if (IS_ERR(skb)) 1931 return PTR_ERR(skb); 1932 1933 ret = mt7996_mcu_sta_key_tlv(wcid, sta_key_conf, skb, key, cmd); 1934 if (ret) 1935 return ret; 1936 1937 return mt76_mcu_skb_send_msg(dev, skb, mcu_cmd, true); 1938 } 1939 1940 int mt7996_mcu_add_dev_info(struct mt7996_phy *phy, 1941 struct ieee80211_vif *vif, bool enable) 1942 { 1943 struct mt7996_dev *dev = phy->dev; 1944 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 1945 struct { 1946 struct req_hdr { 1947 u8 omac_idx; 1948 u8 band_idx; 1949 u8 __rsv[2]; 1950 } __packed hdr; 1951 struct req_tlv { 1952 __le16 tag; 1953 __le16 len; 1954 u8 active; 1955 u8 __rsv; 1956 u8 omac_addr[ETH_ALEN]; 1957 } __packed tlv; 1958 } data = { 1959 .hdr = { 1960 .omac_idx = mvif->mt76.omac_idx, 1961 .band_idx = mvif->mt76.band_idx, 1962 }, 1963 .tlv = { 1964 .tag = cpu_to_le16(DEV_INFO_ACTIVE), 1965 .len = cpu_to_le16(sizeof(struct req_tlv)), 1966 .active = enable, 1967 }, 1968 }; 1969 1970 if (mvif->mt76.omac_idx >= REPEATER_BSSID_START) 1971 return mt7996_mcu_muar_config(phy, vif, false, enable); 1972 1973 memcpy(data.tlv.omac_addr, vif->addr, ETH_ALEN); 1974 return mt76_mcu_send_msg(&dev->mt76, MCU_WMWA_UNI_CMD(DEV_INFO_UPDATE), 1975 &data, sizeof(data), true); 1976 } 1977 1978 static void 1979 mt7996_mcu_beacon_cntdwn(struct ieee80211_vif *vif, struct sk_buff *rskb, 1980 struct sk_buff *skb, 1981 struct ieee80211_mutable_offsets *offs) 1982 { 1983 struct bss_bcn_cntdwn_tlv *info; 1984 struct tlv *tlv; 1985 u16 tag; 1986 1987 if (!offs->cntdwn_counter_offs[0]) 1988 return; 1989 1990 tag = vif->bss_conf.csa_active ? UNI_BSS_INFO_BCN_CSA : UNI_BSS_INFO_BCN_BCC; 1991 1992 tlv = mt7996_mcu_add_uni_tlv(rskb, tag, sizeof(*info)); 1993 1994 info = (struct bss_bcn_cntdwn_tlv *)tlv; 1995 info->cnt = skb->data[offs->cntdwn_counter_offs[0]]; 1996 } 1997 1998 static void 1999 mt7996_mcu_beacon_cont(struct mt7996_dev *dev, struct ieee80211_vif *vif, 2000 struct sk_buff *rskb, struct sk_buff *skb, 2001 struct bss_bcn_content_tlv *bcn, 2002 struct ieee80211_mutable_offsets *offs) 2003 { 2004 struct mt76_wcid *wcid = &dev->mt76.global_wcid; 2005 u8 *buf; 2006 2007 bcn->pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len); 2008 bcn->tim_ie_pos = cpu_to_le16(offs->tim_offset); 2009 2010 if (offs->cntdwn_counter_offs[0]) { 2011 u16 offset = offs->cntdwn_counter_offs[0]; 2012 2013 if (vif->bss_conf.csa_active) 2014 bcn->csa_ie_pos = cpu_to_le16(offset - 4); 2015 if (vif->bss_conf.color_change_active) 2016 bcn->bcc_ie_pos = cpu_to_le16(offset - 3); 2017 } 2018 2019 buf = (u8 *)bcn + sizeof(*bcn) - MAX_BEACON_SIZE; 2020 mt7996_mac_write_txwi(dev, (__le32 *)buf, skb, wcid, NULL, 0, 0, 2021 BSS_CHANGED_BEACON); 2022 2023 memcpy(buf + MT_TXD_SIZE, skb->data, skb->len); 2024 } 2025 2026 int mt7996_mcu_add_beacon(struct ieee80211_hw *hw, 2027 struct ieee80211_vif *vif, int en) 2028 { 2029 struct mt7996_dev *dev = mt7996_hw_dev(hw); 2030 struct mt7996_phy *phy = mt7996_hw_phy(hw); 2031 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 2032 struct ieee80211_mutable_offsets offs; 2033 struct ieee80211_tx_info *info; 2034 struct sk_buff *skb, *rskb; 2035 struct tlv *tlv; 2036 struct bss_bcn_content_tlv *bcn; 2037 2038 rskb = __mt7996_mcu_alloc_bss_req(&dev->mt76, &mvif->mt76, 2039 MT7996_BEACON_UPDATE_SIZE); 2040 if (IS_ERR(rskb)) 2041 return PTR_ERR(rskb); 2042 2043 tlv = mt7996_mcu_add_uni_tlv(rskb, 2044 UNI_BSS_INFO_BCN_CONTENT, sizeof(*bcn)); 2045 bcn = (struct bss_bcn_content_tlv *)tlv; 2046 bcn->enable = en; 2047 2048 if (!en) 2049 goto out; 2050 2051 skb = ieee80211_beacon_get_template(hw, vif, &offs, 0); 2052 if (!skb) 2053 return -EINVAL; 2054 2055 if (skb->len > MAX_BEACON_SIZE - MT_TXD_SIZE) { 2056 dev_err(dev->mt76.dev, "Bcn size limit exceed\n"); 2057 dev_kfree_skb(skb); 2058 return -EINVAL; 2059 } 2060 2061 info = IEEE80211_SKB_CB(skb); 2062 info->hw_queue |= FIELD_PREP(MT_TX_HW_QUEUE_PHY, phy->mt76->band_idx); 2063 2064 mt7996_mcu_beacon_cont(dev, vif, rskb, skb, bcn, &offs); 2065 /* TODO: subtag - 11v MBSSID */ 2066 mt7996_mcu_beacon_cntdwn(vif, rskb, skb, &offs); 2067 dev_kfree_skb(skb); 2068 out: 2069 return mt76_mcu_skb_send_msg(&phy->dev->mt76, rskb, 2070 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 2071 } 2072 2073 int mt7996_mcu_beacon_inband_discov(struct mt7996_dev *dev, 2074 struct ieee80211_vif *vif, u32 changed) 2075 { 2076 #define OFFLOAD_TX_MODE_SU BIT(0) 2077 #define OFFLOAD_TX_MODE_MU BIT(1) 2078 struct ieee80211_hw *hw = mt76_hw(dev); 2079 struct mt7996_phy *phy = mt7996_hw_phy(hw); 2080 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 2081 struct cfg80211_chan_def *chandef = &mvif->phy->mt76->chandef; 2082 enum nl80211_band band = chandef->chan->band; 2083 struct mt76_wcid *wcid = &dev->mt76.global_wcid; 2084 struct bss_inband_discovery_tlv *discov; 2085 struct ieee80211_tx_info *info; 2086 struct sk_buff *rskb, *skb = NULL; 2087 struct tlv *tlv; 2088 u8 *buf, interval; 2089 2090 rskb = __mt7996_mcu_alloc_bss_req(&dev->mt76, &mvif->mt76, 2091 MT7996_INBAND_FRAME_SIZE); 2092 if (IS_ERR(rskb)) 2093 return PTR_ERR(rskb); 2094 2095 if (changed & BSS_CHANGED_FILS_DISCOVERY && 2096 vif->bss_conf.fils_discovery.max_interval) { 2097 interval = vif->bss_conf.fils_discovery.max_interval; 2098 skb = ieee80211_get_fils_discovery_tmpl(hw, vif); 2099 } else if (changed & BSS_CHANGED_UNSOL_BCAST_PROBE_RESP && 2100 vif->bss_conf.unsol_bcast_probe_resp_interval) { 2101 interval = vif->bss_conf.unsol_bcast_probe_resp_interval; 2102 skb = ieee80211_get_unsol_bcast_probe_resp_tmpl(hw, vif); 2103 } 2104 2105 if (!skb) 2106 return -EINVAL; 2107 2108 if (skb->len > MAX_INBAND_FRAME_SIZE - MT_TXD_SIZE) { 2109 dev_err(dev->mt76.dev, "inband discovery size limit exceed\n"); 2110 dev_kfree_skb(skb); 2111 return -EINVAL; 2112 } 2113 2114 info = IEEE80211_SKB_CB(skb); 2115 info->control.vif = vif; 2116 info->band = band; 2117 info->hw_queue |= FIELD_PREP(MT_TX_HW_QUEUE_PHY, phy->mt76->band_idx); 2118 2119 tlv = mt7996_mcu_add_uni_tlv(rskb, UNI_BSS_INFO_OFFLOAD, sizeof(*discov)); 2120 2121 discov = (struct bss_inband_discovery_tlv *)tlv; 2122 discov->tx_mode = OFFLOAD_TX_MODE_SU; 2123 /* 0: UNSOL PROBE RESP, 1: FILS DISCOV */ 2124 discov->tx_type = !!(changed & BSS_CHANGED_FILS_DISCOVERY); 2125 discov->tx_interval = interval; 2126 discov->prob_rsp_len = cpu_to_le16(MT_TXD_SIZE + skb->len); 2127 discov->enable = true; 2128 discov->wcid = cpu_to_le16(MT7996_WTBL_RESERVED); 2129 2130 buf = (u8 *)tlv + sizeof(*discov) - MAX_INBAND_FRAME_SIZE; 2131 2132 mt7996_mac_write_txwi(dev, (__le32 *)buf, skb, wcid, NULL, 0, 0, changed); 2133 2134 memcpy(buf + MT_TXD_SIZE, skb->data, skb->len); 2135 2136 dev_kfree_skb(skb); 2137 2138 return mt76_mcu_skb_send_msg(&dev->mt76, rskb, 2139 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 2140 } 2141 2142 static int mt7996_driver_own(struct mt7996_dev *dev, u8 band) 2143 { 2144 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(band), MT_TOP_LPCR_HOST_DRV_OWN); 2145 if (!mt76_poll_msec(dev, MT_TOP_LPCR_HOST_BAND(band), 2146 MT_TOP_LPCR_HOST_FW_OWN_STAT, 0, 500)) { 2147 dev_err(dev->mt76.dev, "Timeout for driver own\n"); 2148 return -EIO; 2149 } 2150 2151 /* clear irq when the driver own success */ 2152 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND_IRQ_STAT(band), 2153 MT_TOP_LPCR_HOST_BAND_STAT); 2154 2155 return 0; 2156 } 2157 2158 static u32 mt7996_patch_sec_mode(u32 key_info) 2159 { 2160 u32 sec = u32_get_bits(key_info, MT7996_PATCH_SEC), key = 0; 2161 2162 if (key_info == GENMASK(31, 0) || sec == MT7996_SEC_MODE_PLAIN) 2163 return 0; 2164 2165 if (sec == MT7996_SEC_MODE_AES) 2166 key = u32_get_bits(key_info, MT7996_PATCH_AES_KEY); 2167 else 2168 key = u32_get_bits(key_info, MT7996_PATCH_SCRAMBLE_KEY); 2169 2170 return MT7996_SEC_ENCRYPT | MT7996_SEC_IV | 2171 u32_encode_bits(key, MT7996_SEC_KEY_IDX); 2172 } 2173 2174 static int mt7996_load_patch(struct mt7996_dev *dev) 2175 { 2176 const struct mt7996_patch_hdr *hdr; 2177 const struct firmware *fw = NULL; 2178 int i, ret, sem; 2179 2180 sem = mt76_connac_mcu_patch_sem_ctrl(&dev->mt76, 1); 2181 switch (sem) { 2182 case PATCH_IS_DL: 2183 return 0; 2184 case PATCH_NOT_DL_SEM_SUCCESS: 2185 break; 2186 default: 2187 dev_err(dev->mt76.dev, "Failed to get patch semaphore\n"); 2188 return -EAGAIN; 2189 } 2190 2191 ret = request_firmware(&fw, MT7996_ROM_PATCH, dev->mt76.dev); 2192 if (ret) 2193 goto out; 2194 2195 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 2196 dev_err(dev->mt76.dev, "Invalid firmware\n"); 2197 ret = -EINVAL; 2198 goto out; 2199 } 2200 2201 hdr = (const struct mt7996_patch_hdr *)(fw->data); 2202 2203 dev_info(dev->mt76.dev, "HW/SW Version: 0x%x, Build Time: %.16s\n", 2204 be32_to_cpu(hdr->hw_sw_ver), hdr->build_date); 2205 2206 for (i = 0; i < be32_to_cpu(hdr->desc.n_region); i++) { 2207 struct mt7996_patch_sec *sec; 2208 const u8 *dl; 2209 u32 len, addr, sec_key_idx, mode = DL_MODE_NEED_RSP; 2210 2211 sec = (struct mt7996_patch_sec *)(fw->data + sizeof(*hdr) + 2212 i * sizeof(*sec)); 2213 if ((be32_to_cpu(sec->type) & PATCH_SEC_TYPE_MASK) != 2214 PATCH_SEC_TYPE_INFO) { 2215 ret = -EINVAL; 2216 goto out; 2217 } 2218 2219 addr = be32_to_cpu(sec->info.addr); 2220 len = be32_to_cpu(sec->info.len); 2221 sec_key_idx = be32_to_cpu(sec->info.sec_key_idx); 2222 dl = fw->data + be32_to_cpu(sec->offs); 2223 2224 mode |= mt7996_patch_sec_mode(sec_key_idx); 2225 2226 ret = mt76_connac_mcu_init_download(&dev->mt76, addr, len, 2227 mode); 2228 if (ret) { 2229 dev_err(dev->mt76.dev, "Download request failed\n"); 2230 goto out; 2231 } 2232 2233 ret = __mt76_mcu_send_firmware(&dev->mt76, MCU_CMD(FW_SCATTER), 2234 dl, len, 4096); 2235 if (ret) { 2236 dev_err(dev->mt76.dev, "Failed to send patch\n"); 2237 goto out; 2238 } 2239 } 2240 2241 ret = mt76_connac_mcu_start_patch(&dev->mt76); 2242 if (ret) 2243 dev_err(dev->mt76.dev, "Failed to start patch\n"); 2244 2245 out: 2246 sem = mt76_connac_mcu_patch_sem_ctrl(&dev->mt76, 0); 2247 switch (sem) { 2248 case PATCH_REL_SEM_SUCCESS: 2249 break; 2250 default: 2251 ret = -EAGAIN; 2252 dev_err(dev->mt76.dev, "Failed to release patch semaphore\n"); 2253 break; 2254 } 2255 release_firmware(fw); 2256 2257 return ret; 2258 } 2259 2260 static int 2261 mt7996_mcu_send_ram_firmware(struct mt7996_dev *dev, 2262 const struct mt7996_fw_trailer *hdr, 2263 const u8 *data, enum mt7996_ram_type type) 2264 { 2265 int i, offset = 0; 2266 u32 override = 0, option = 0; 2267 2268 for (i = 0; i < hdr->n_region; i++) { 2269 const struct mt7996_fw_region *region; 2270 int err; 2271 u32 len, addr, mode; 2272 2273 region = (const struct mt7996_fw_region *)((const u8 *)hdr - 2274 (hdr->n_region - i) * sizeof(*region)); 2275 /* DSP and WA use same mode */ 2276 mode = mt76_connac_mcu_gen_dl_mode(&dev->mt76, 2277 region->feature_set, 2278 type != MT7996_RAM_TYPE_WM); 2279 len = le32_to_cpu(region->len); 2280 addr = le32_to_cpu(region->addr); 2281 2282 if (region->feature_set & FW_FEATURE_OVERRIDE_ADDR) 2283 override = addr; 2284 2285 err = mt76_connac_mcu_init_download(&dev->mt76, addr, len, 2286 mode); 2287 if (err) { 2288 dev_err(dev->mt76.dev, "Download request failed\n"); 2289 return err; 2290 } 2291 2292 err = __mt76_mcu_send_firmware(&dev->mt76, MCU_CMD(FW_SCATTER), 2293 data + offset, len, 4096); 2294 if (err) { 2295 dev_err(dev->mt76.dev, "Failed to send firmware.\n"); 2296 return err; 2297 } 2298 2299 offset += len; 2300 } 2301 2302 if (override) 2303 option |= FW_START_OVERRIDE; 2304 2305 if (type == MT7996_RAM_TYPE_WA) 2306 option |= FW_START_WORKING_PDA_CR4; 2307 else if (type == MT7996_RAM_TYPE_DSP) 2308 option |= FW_START_WORKING_PDA_DSP; 2309 2310 return mt76_connac_mcu_start_firmware(&dev->mt76, override, option); 2311 } 2312 2313 static int __mt7996_load_ram(struct mt7996_dev *dev, const char *fw_type, 2314 const char *fw_file, enum mt7996_ram_type ram_type) 2315 { 2316 const struct mt7996_fw_trailer *hdr; 2317 const struct firmware *fw; 2318 int ret; 2319 2320 ret = request_firmware(&fw, fw_file, dev->mt76.dev); 2321 if (ret) 2322 return ret; 2323 2324 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 2325 dev_err(dev->mt76.dev, "Invalid firmware\n"); 2326 ret = -EINVAL; 2327 goto out; 2328 } 2329 2330 hdr = (const void *)(fw->data + fw->size - sizeof(*hdr)); 2331 dev_info(dev->mt76.dev, "%s Firmware Version: %.10s, Build Time: %.15s\n", 2332 fw_type, hdr->fw_ver, hdr->build_date); 2333 2334 ret = mt7996_mcu_send_ram_firmware(dev, hdr, fw->data, ram_type); 2335 if (ret) { 2336 dev_err(dev->mt76.dev, "Failed to start %s firmware\n", fw_type); 2337 goto out; 2338 } 2339 2340 snprintf(dev->mt76.hw->wiphy->fw_version, 2341 sizeof(dev->mt76.hw->wiphy->fw_version), 2342 "%.10s-%.15s", hdr->fw_ver, hdr->build_date); 2343 2344 out: 2345 release_firmware(fw); 2346 2347 return ret; 2348 } 2349 2350 static int mt7996_load_ram(struct mt7996_dev *dev) 2351 { 2352 int ret; 2353 2354 ret = __mt7996_load_ram(dev, "WM", MT7996_FIRMWARE_WM, 2355 MT7996_RAM_TYPE_WM); 2356 if (ret) 2357 return ret; 2358 2359 ret = __mt7996_load_ram(dev, "DSP", MT7996_FIRMWARE_DSP, 2360 MT7996_RAM_TYPE_DSP); 2361 if (ret) 2362 return ret; 2363 2364 return __mt7996_load_ram(dev, "WA", MT7996_FIRMWARE_WA, 2365 MT7996_RAM_TYPE_WA); 2366 } 2367 2368 static int 2369 mt7996_firmware_state(struct mt7996_dev *dev, bool wa) 2370 { 2371 u32 state = FIELD_PREP(MT_TOP_MISC_FW_STATE, 2372 wa ? FW_STATE_RDY : FW_STATE_FW_DOWNLOAD); 2373 2374 if (!mt76_poll_msec(dev, MT_TOP_MISC, MT_TOP_MISC_FW_STATE, 2375 state, 1000)) { 2376 dev_err(dev->mt76.dev, "Timeout for initializing firmware\n"); 2377 return -EIO; 2378 } 2379 return 0; 2380 } 2381 2382 static int 2383 mt7996_mcu_restart(struct mt76_dev *dev) 2384 { 2385 struct { 2386 u8 __rsv1[4]; 2387 2388 __le16 tag; 2389 __le16 len; 2390 u8 power_mode; 2391 u8 __rsv2[3]; 2392 } __packed req = { 2393 .tag = cpu_to_le16(UNI_POWER_OFF), 2394 .len = cpu_to_le16(sizeof(req) - 4), 2395 .power_mode = 1, 2396 }; 2397 2398 return mt76_mcu_send_msg(dev, MCU_WM_UNI_CMD(POWER_CTRL), &req, 2399 sizeof(req), false); 2400 } 2401 2402 static int mt7996_load_firmware(struct mt7996_dev *dev) 2403 { 2404 int ret; 2405 2406 /* make sure fw is download state */ 2407 if (mt7996_firmware_state(dev, false)) { 2408 /* restart firmware once */ 2409 mt7996_mcu_restart(&dev->mt76); 2410 ret = mt7996_firmware_state(dev, false); 2411 if (ret) { 2412 dev_err(dev->mt76.dev, 2413 "Firmware is not ready for download\n"); 2414 return ret; 2415 } 2416 } 2417 2418 ret = mt7996_load_patch(dev); 2419 if (ret) 2420 return ret; 2421 2422 ret = mt7996_load_ram(dev); 2423 if (ret) 2424 return ret; 2425 2426 ret = mt7996_firmware_state(dev, true); 2427 if (ret) 2428 return ret; 2429 2430 mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_FWDL], false); 2431 2432 dev_dbg(dev->mt76.dev, "Firmware init done\n"); 2433 2434 return 0; 2435 } 2436 2437 int mt7996_mcu_fw_log_2_host(struct mt7996_dev *dev, u8 type, u8 ctrl) 2438 { 2439 struct { 2440 u8 _rsv[4]; 2441 2442 __le16 tag; 2443 __le16 len; 2444 u8 ctrl; 2445 u8 interval; 2446 u8 _rsv2[2]; 2447 } __packed data = { 2448 .tag = cpu_to_le16(UNI_WSYS_CONFIG_FW_LOG_CTRL), 2449 .len = cpu_to_le16(sizeof(data) - 4), 2450 .ctrl = ctrl, 2451 }; 2452 2453 if (type == MCU_FW_LOG_WA) 2454 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_UNI_CMD(WSYS_CONFIG), 2455 &data, sizeof(data), true); 2456 2457 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(WSYS_CONFIG), &data, 2458 sizeof(data), true); 2459 } 2460 2461 int mt7996_mcu_fw_dbg_ctrl(struct mt7996_dev *dev, u32 module, u8 level) 2462 { 2463 struct { 2464 u8 _rsv[4]; 2465 2466 __le16 tag; 2467 __le16 len; 2468 __le32 module_idx; 2469 u8 level; 2470 u8 _rsv2[3]; 2471 } data = { 2472 .tag = cpu_to_le16(UNI_WSYS_CONFIG_FW_DBG_CTRL), 2473 .len = cpu_to_le16(sizeof(data) - 4), 2474 .module_idx = cpu_to_le32(module), 2475 .level = level, 2476 }; 2477 2478 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(WSYS_CONFIG), &data, 2479 sizeof(data), false); 2480 } 2481 2482 static int mt7996_mcu_set_mwds(struct mt7996_dev *dev, bool enabled) 2483 { 2484 struct { 2485 u8 enable; 2486 u8 _rsv[3]; 2487 } __packed req = { 2488 .enable = enabled 2489 }; 2490 2491 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_EXT_CMD(MWDS_SUPPORT), &req, 2492 sizeof(req), false); 2493 } 2494 2495 static void mt7996_add_rx_airtime_tlv(struct sk_buff *skb, u8 band_idx) 2496 { 2497 struct vow_rx_airtime *req; 2498 struct tlv *tlv; 2499 2500 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_VOW_RX_AT_AIRTIME_CLR_EN, sizeof(*req)); 2501 req = (struct vow_rx_airtime *)tlv; 2502 req->enable = true; 2503 req->band = band_idx; 2504 2505 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_VOW_RX_AT_AIRTIME_EN, sizeof(*req)); 2506 req = (struct vow_rx_airtime *)tlv; 2507 req->enable = true; 2508 req->band = band_idx; 2509 } 2510 2511 static int 2512 mt7996_mcu_init_rx_airtime(struct mt7996_dev *dev) 2513 { 2514 struct uni_header hdr = {}; 2515 struct sk_buff *skb; 2516 int len, num; 2517 2518 num = 2 + 2 * (dev->dbdc_support + dev->tbtc_support); 2519 len = sizeof(hdr) + num * sizeof(struct vow_rx_airtime); 2520 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 2521 if (!skb) 2522 return -ENOMEM; 2523 2524 skb_put_data(skb, &hdr, sizeof(hdr)); 2525 2526 mt7996_add_rx_airtime_tlv(skb, dev->mt76.phy.band_idx); 2527 2528 if (dev->dbdc_support) 2529 mt7996_add_rx_airtime_tlv(skb, MT_BAND1); 2530 2531 if (dev->tbtc_support) 2532 mt7996_add_rx_airtime_tlv(skb, MT_BAND2); 2533 2534 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 2535 MCU_WM_UNI_CMD(VOW), true); 2536 } 2537 2538 int mt7996_mcu_init_firmware(struct mt7996_dev *dev) 2539 { 2540 int ret; 2541 2542 /* force firmware operation mode into normal state, 2543 * which should be set before firmware download stage. 2544 */ 2545 mt76_wr(dev, MT_SWDEF_MODE, MT_SWDEF_NORMAL_MODE); 2546 2547 ret = mt7996_driver_own(dev, 0); 2548 if (ret) 2549 return ret; 2550 /* set driver own for band1 when two hif exist */ 2551 if (dev->hif2) { 2552 ret = mt7996_driver_own(dev, 1); 2553 if (ret) 2554 return ret; 2555 } 2556 2557 ret = mt7996_load_firmware(dev); 2558 if (ret) 2559 return ret; 2560 2561 set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); 2562 ret = mt7996_mcu_fw_log_2_host(dev, MCU_FW_LOG_WM, 0); 2563 if (ret) 2564 return ret; 2565 2566 ret = mt7996_mcu_fw_log_2_host(dev, MCU_FW_LOG_WA, 0); 2567 if (ret) 2568 return ret; 2569 2570 ret = mt7996_mcu_set_mwds(dev, 1); 2571 if (ret) 2572 return ret; 2573 2574 ret = mt7996_mcu_init_rx_airtime(dev); 2575 if (ret) 2576 return ret; 2577 2578 return mt7996_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(SET), 2579 MCU_WA_PARAM_RED, 0, 0); 2580 } 2581 2582 int mt7996_mcu_init(struct mt7996_dev *dev) 2583 { 2584 static const struct mt76_mcu_ops mt7996_mcu_ops = { 2585 .headroom = sizeof(struct mt76_connac2_mcu_txd), /* reuse */ 2586 .mcu_skb_send_msg = mt7996_mcu_send_message, 2587 .mcu_parse_response = mt7996_mcu_parse_response, 2588 }; 2589 2590 dev->mt76.mcu_ops = &mt7996_mcu_ops; 2591 2592 return mt7996_mcu_init_firmware(dev); 2593 } 2594 2595 void mt7996_mcu_exit(struct mt7996_dev *dev) 2596 { 2597 mt7996_mcu_restart(&dev->mt76); 2598 if (mt7996_firmware_state(dev, false)) { 2599 dev_err(dev->mt76.dev, "Failed to exit mcu\n"); 2600 goto out; 2601 } 2602 2603 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(0), MT_TOP_LPCR_HOST_FW_OWN); 2604 if (dev->hif2) 2605 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(1), 2606 MT_TOP_LPCR_HOST_FW_OWN); 2607 out: 2608 skb_queue_purge(&dev->mt76.mcu.res_q); 2609 } 2610 2611 int mt7996_mcu_set_hdr_trans(struct mt7996_dev *dev, bool hdr_trans) 2612 { 2613 struct { 2614 u8 __rsv[4]; 2615 } __packed hdr; 2616 struct hdr_trans_blacklist *req_blacklist; 2617 struct hdr_trans_en *req_en; 2618 struct sk_buff *skb; 2619 struct tlv *tlv; 2620 int len = MT7996_HDR_TRANS_MAX_SIZE + sizeof(hdr); 2621 2622 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 2623 if (!skb) 2624 return -ENOMEM; 2625 2626 skb_put_data(skb, &hdr, sizeof(hdr)); 2627 2628 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_HDR_TRANS_EN, sizeof(*req_en)); 2629 req_en = (struct hdr_trans_en *)tlv; 2630 req_en->enable = hdr_trans; 2631 2632 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_HDR_TRANS_VLAN, 2633 sizeof(struct hdr_trans_vlan)); 2634 2635 if (hdr_trans) { 2636 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_HDR_TRANS_BLACKLIST, 2637 sizeof(*req_blacklist)); 2638 req_blacklist = (struct hdr_trans_blacklist *)tlv; 2639 req_blacklist->enable = 1; 2640 req_blacklist->type = cpu_to_le16(ETH_P_PAE); 2641 } 2642 2643 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 2644 MCU_WM_UNI_CMD(RX_HDR_TRANS), true); 2645 } 2646 2647 int mt7996_mcu_set_tx(struct mt7996_dev *dev, struct ieee80211_vif *vif) 2648 { 2649 #define MCU_EDCA_AC_PARAM 0 2650 #define WMM_AIFS_SET BIT(0) 2651 #define WMM_CW_MIN_SET BIT(1) 2652 #define WMM_CW_MAX_SET BIT(2) 2653 #define WMM_TXOP_SET BIT(3) 2654 #define WMM_PARAM_SET (WMM_AIFS_SET | WMM_CW_MIN_SET | \ 2655 WMM_CW_MAX_SET | WMM_TXOP_SET) 2656 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 2657 struct { 2658 u8 bss_idx; 2659 u8 __rsv[3]; 2660 } __packed hdr = { 2661 .bss_idx = mvif->mt76.idx, 2662 }; 2663 struct sk_buff *skb; 2664 int len = sizeof(hdr) + IEEE80211_NUM_ACS * sizeof(struct edca); 2665 int ac; 2666 2667 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 2668 if (!skb) 2669 return -ENOMEM; 2670 2671 skb_put_data(skb, &hdr, sizeof(hdr)); 2672 2673 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { 2674 struct ieee80211_tx_queue_params *q = &mvif->queue_params[ac]; 2675 struct edca *e; 2676 struct tlv *tlv; 2677 2678 tlv = mt7996_mcu_add_uni_tlv(skb, MCU_EDCA_AC_PARAM, sizeof(*e)); 2679 2680 e = (struct edca *)tlv; 2681 e->set = WMM_PARAM_SET; 2682 e->queue = ac + mvif->mt76.wmm_idx * MT7996_MAX_WMM_SETS; 2683 e->aifs = q->aifs; 2684 e->txop = cpu_to_le16(q->txop); 2685 2686 if (q->cw_min) 2687 e->cw_min = fls(q->cw_min); 2688 else 2689 e->cw_min = 5; 2690 2691 if (q->cw_max) 2692 e->cw_max = fls(q->cw_max); 2693 else 2694 e->cw_max = 10; 2695 } 2696 2697 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 2698 MCU_WM_UNI_CMD(EDCA_UPDATE), true); 2699 } 2700 2701 int mt7996_mcu_set_fcc5_lpn(struct mt7996_dev *dev, int val) 2702 { 2703 struct { 2704 u8 _rsv[4]; 2705 2706 __le16 tag; 2707 __le16 len; 2708 2709 __le32 ctrl; 2710 __le16 min_lpn; 2711 u8 rsv[2]; 2712 } __packed req = { 2713 .tag = cpu_to_le16(UNI_RDD_CTRL_SET_TH), 2714 .len = cpu_to_le16(sizeof(req) - 4), 2715 2716 .ctrl = cpu_to_le32(0x1), 2717 .min_lpn = cpu_to_le16(val), 2718 }; 2719 2720 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL), 2721 &req, sizeof(req), true); 2722 } 2723 2724 int mt7996_mcu_set_pulse_th(struct mt7996_dev *dev, 2725 const struct mt7996_dfs_pulse *pulse) 2726 { 2727 struct { 2728 u8 _rsv[4]; 2729 2730 __le16 tag; 2731 __le16 len; 2732 2733 __le32 ctrl; 2734 2735 __le32 max_width; /* us */ 2736 __le32 max_pwr; /* dbm */ 2737 __le32 min_pwr; /* dbm */ 2738 __le32 min_stgr_pri; /* us */ 2739 __le32 max_stgr_pri; /* us */ 2740 __le32 min_cr_pri; /* us */ 2741 __le32 max_cr_pri; /* us */ 2742 } __packed req = { 2743 .tag = cpu_to_le16(UNI_RDD_CTRL_SET_TH), 2744 .len = cpu_to_le16(sizeof(req) - 4), 2745 2746 .ctrl = cpu_to_le32(0x3), 2747 2748 #define __req_field(field) .field = cpu_to_le32(pulse->field) 2749 __req_field(max_width), 2750 __req_field(max_pwr), 2751 __req_field(min_pwr), 2752 __req_field(min_stgr_pri), 2753 __req_field(max_stgr_pri), 2754 __req_field(min_cr_pri), 2755 __req_field(max_cr_pri), 2756 #undef __req_field 2757 }; 2758 2759 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL), 2760 &req, sizeof(req), true); 2761 } 2762 2763 int mt7996_mcu_set_radar_th(struct mt7996_dev *dev, int index, 2764 const struct mt7996_dfs_pattern *pattern) 2765 { 2766 struct { 2767 u8 _rsv[4]; 2768 2769 __le16 tag; 2770 __le16 len; 2771 2772 __le32 ctrl; 2773 __le16 radar_type; 2774 2775 u8 enb; 2776 u8 stgr; 2777 u8 min_crpn; 2778 u8 max_crpn; 2779 u8 min_crpr; 2780 u8 min_pw; 2781 __le32 min_pri; 2782 __le32 max_pri; 2783 u8 max_pw; 2784 u8 min_crbn; 2785 u8 max_crbn; 2786 u8 min_stgpn; 2787 u8 max_stgpn; 2788 u8 min_stgpr; 2789 u8 rsv[2]; 2790 __le32 min_stgpr_diff; 2791 } __packed req = { 2792 .tag = cpu_to_le16(UNI_RDD_CTRL_SET_TH), 2793 .len = cpu_to_le16(sizeof(req) - 4), 2794 2795 .ctrl = cpu_to_le32(0x2), 2796 .radar_type = cpu_to_le16(index), 2797 2798 #define __req_field_u8(field) .field = pattern->field 2799 #define __req_field_u32(field) .field = cpu_to_le32(pattern->field) 2800 __req_field_u8(enb), 2801 __req_field_u8(stgr), 2802 __req_field_u8(min_crpn), 2803 __req_field_u8(max_crpn), 2804 __req_field_u8(min_crpr), 2805 __req_field_u8(min_pw), 2806 __req_field_u32(min_pri), 2807 __req_field_u32(max_pri), 2808 __req_field_u8(max_pw), 2809 __req_field_u8(min_crbn), 2810 __req_field_u8(max_crbn), 2811 __req_field_u8(min_stgpn), 2812 __req_field_u8(max_stgpn), 2813 __req_field_u8(min_stgpr), 2814 __req_field_u32(min_stgpr_diff), 2815 #undef __req_field_u8 2816 #undef __req_field_u32 2817 }; 2818 2819 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL), 2820 &req, sizeof(req), true); 2821 } 2822 2823 static int 2824 mt7996_mcu_background_chain_ctrl(struct mt7996_phy *phy, 2825 struct cfg80211_chan_def *chandef, 2826 int cmd) 2827 { 2828 struct mt7996_dev *dev = phy->dev; 2829 struct mt76_phy *mphy = phy->mt76; 2830 struct ieee80211_channel *chan = mphy->chandef.chan; 2831 int freq = mphy->chandef.center_freq1; 2832 struct mt7996_mcu_background_chain_ctrl req = { 2833 .tag = cpu_to_le16(0), 2834 .len = cpu_to_le16(sizeof(req) - 4), 2835 .monitor_scan_type = 2, /* simple rx */ 2836 }; 2837 2838 if (!chandef && cmd != CH_SWITCH_BACKGROUND_SCAN_STOP) 2839 return -EINVAL; 2840 2841 if (!cfg80211_chandef_valid(&mphy->chandef)) 2842 return -EINVAL; 2843 2844 switch (cmd) { 2845 case CH_SWITCH_BACKGROUND_SCAN_START: { 2846 req.chan = chan->hw_value; 2847 req.central_chan = ieee80211_frequency_to_channel(freq); 2848 req.bw = mt76_connac_chan_bw(&mphy->chandef); 2849 req.monitor_chan = chandef->chan->hw_value; 2850 req.monitor_central_chan = 2851 ieee80211_frequency_to_channel(chandef->center_freq1); 2852 req.monitor_bw = mt76_connac_chan_bw(chandef); 2853 req.band_idx = phy->mt76->band_idx; 2854 req.scan_mode = 1; 2855 break; 2856 } 2857 case CH_SWITCH_BACKGROUND_SCAN_RUNNING: 2858 req.monitor_chan = chandef->chan->hw_value; 2859 req.monitor_central_chan = 2860 ieee80211_frequency_to_channel(chandef->center_freq1); 2861 req.band_idx = phy->mt76->band_idx; 2862 req.scan_mode = 2; 2863 break; 2864 case CH_SWITCH_BACKGROUND_SCAN_STOP: 2865 req.chan = chan->hw_value; 2866 req.central_chan = ieee80211_frequency_to_channel(freq); 2867 req.bw = mt76_connac_chan_bw(&mphy->chandef); 2868 req.tx_stream = hweight8(mphy->antenna_mask); 2869 req.rx_stream = mphy->antenna_mask; 2870 break; 2871 default: 2872 return -EINVAL; 2873 } 2874 req.band = chandef ? chandef->chan->band == NL80211_BAND_5GHZ : 1; 2875 2876 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(OFFCH_SCAN_CTRL), 2877 &req, sizeof(req), false); 2878 } 2879 2880 int mt7996_mcu_rdd_background_enable(struct mt7996_phy *phy, 2881 struct cfg80211_chan_def *chandef) 2882 { 2883 struct mt7996_dev *dev = phy->dev; 2884 int err, region; 2885 2886 if (!chandef) { /* disable offchain */ 2887 err = mt7996_mcu_rdd_cmd(dev, RDD_STOP, MT_RX_SEL2, 2888 0, 0); 2889 if (err) 2890 return err; 2891 2892 return mt7996_mcu_background_chain_ctrl(phy, NULL, 2893 CH_SWITCH_BACKGROUND_SCAN_STOP); 2894 } 2895 2896 err = mt7996_mcu_background_chain_ctrl(phy, chandef, 2897 CH_SWITCH_BACKGROUND_SCAN_START); 2898 if (err) 2899 return err; 2900 2901 switch (dev->mt76.region) { 2902 case NL80211_DFS_ETSI: 2903 region = 0; 2904 break; 2905 case NL80211_DFS_JP: 2906 region = 2; 2907 break; 2908 case NL80211_DFS_FCC: 2909 default: 2910 region = 1; 2911 break; 2912 } 2913 2914 return mt7996_mcu_rdd_cmd(dev, RDD_START, MT_RX_SEL2, 2915 0, region); 2916 } 2917 2918 int mt7996_mcu_set_chan_info(struct mt7996_phy *phy, u16 tag) 2919 { 2920 static const u8 ch_band[] = { 2921 [NL80211_BAND_2GHZ] = 0, 2922 [NL80211_BAND_5GHZ] = 1, 2923 [NL80211_BAND_6GHZ] = 2, 2924 }; 2925 struct mt7996_dev *dev = phy->dev; 2926 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 2927 int freq1 = chandef->center_freq1; 2928 u8 band_idx = phy->mt76->band_idx; 2929 struct { 2930 /* fixed field */ 2931 u8 __rsv[4]; 2932 2933 __le16 tag; 2934 __le16 len; 2935 u8 control_ch; 2936 u8 center_ch; 2937 u8 bw; 2938 u8 tx_path_num; 2939 u8 rx_path; /* mask or num */ 2940 u8 switch_reason; 2941 u8 band_idx; 2942 u8 center_ch2; /* for 80+80 only */ 2943 __le16 cac_case; 2944 u8 channel_band; 2945 u8 rsv0; 2946 __le32 outband_freq; 2947 u8 txpower_drop; 2948 u8 ap_bw; 2949 u8 ap_center_ch; 2950 u8 rsv1[53]; 2951 } __packed req = { 2952 .tag = cpu_to_le16(tag), 2953 .len = cpu_to_le16(sizeof(req) - 4), 2954 .control_ch = chandef->chan->hw_value, 2955 .center_ch = ieee80211_frequency_to_channel(freq1), 2956 .bw = mt76_connac_chan_bw(chandef), 2957 .tx_path_num = hweight16(phy->mt76->chainmask), 2958 .rx_path = phy->mt76->chainmask >> dev->chainshift[band_idx], 2959 .band_idx = band_idx, 2960 .channel_band = ch_band[chandef->chan->band], 2961 }; 2962 2963 if (tag == UNI_CHANNEL_RX_PATH || 2964 dev->mt76.hw->conf.flags & IEEE80211_CONF_MONITOR) 2965 req.switch_reason = CH_SWITCH_NORMAL; 2966 else if (phy->mt76->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL) 2967 req.switch_reason = CH_SWITCH_SCAN_BYPASS_DPD; 2968 else if (!cfg80211_reg_can_beacon(phy->mt76->hw->wiphy, chandef, 2969 NL80211_IFTYPE_AP)) 2970 req.switch_reason = CH_SWITCH_DFS; 2971 else 2972 req.switch_reason = CH_SWITCH_NORMAL; 2973 2974 if (tag == UNI_CHANNEL_SWITCH) 2975 req.rx_path = hweight8(req.rx_path); 2976 2977 if (chandef->width == NL80211_CHAN_WIDTH_80P80) { 2978 int freq2 = chandef->center_freq2; 2979 2980 req.center_ch2 = ieee80211_frequency_to_channel(freq2); 2981 } 2982 2983 return mt76_mcu_send_msg(&dev->mt76, MCU_WMWA_UNI_CMD(CHANNEL_SWITCH), 2984 &req, sizeof(req), true); 2985 } 2986 2987 static int mt7996_mcu_set_eeprom_flash(struct mt7996_dev *dev) 2988 { 2989 #define MAX_PAGE_IDX_MASK GENMASK(7, 5) 2990 #define PAGE_IDX_MASK GENMASK(4, 2) 2991 #define PER_PAGE_SIZE 0x400 2992 struct mt7996_mcu_eeprom req = { 2993 .tag = cpu_to_le16(UNI_EFUSE_BUFFER_MODE), 2994 .buffer_mode = EE_MODE_BUFFER 2995 }; 2996 u16 eeprom_size = MT7996_EEPROM_SIZE; 2997 u8 total = DIV_ROUND_UP(eeprom_size, PER_PAGE_SIZE); 2998 u8 *eep = (u8 *)dev->mt76.eeprom.data; 2999 int eep_len, i; 3000 3001 for (i = 0; i < total; i++, eep += eep_len) { 3002 struct sk_buff *skb; 3003 int ret, msg_len; 3004 3005 if (i == total - 1 && !!(eeprom_size % PER_PAGE_SIZE)) 3006 eep_len = eeprom_size % PER_PAGE_SIZE; 3007 else 3008 eep_len = PER_PAGE_SIZE; 3009 3010 msg_len = sizeof(req) + eep_len; 3011 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, msg_len); 3012 if (!skb) 3013 return -ENOMEM; 3014 3015 req.len = cpu_to_le16(msg_len - 4); 3016 req.format = FIELD_PREP(MAX_PAGE_IDX_MASK, total - 1) | 3017 FIELD_PREP(PAGE_IDX_MASK, i) | EE_FORMAT_WHOLE; 3018 req.buf_len = cpu_to_le16(eep_len); 3019 3020 skb_put_data(skb, &req, sizeof(req)); 3021 skb_put_data(skb, eep, eep_len); 3022 3023 ret = mt76_mcu_skb_send_msg(&dev->mt76, skb, 3024 MCU_WM_UNI_CMD(EFUSE_CTRL), true); 3025 if (ret) 3026 return ret; 3027 } 3028 3029 return 0; 3030 } 3031 3032 int mt7996_mcu_set_eeprom(struct mt7996_dev *dev) 3033 { 3034 struct mt7996_mcu_eeprom req = { 3035 .tag = cpu_to_le16(UNI_EFUSE_BUFFER_MODE), 3036 .len = cpu_to_le16(sizeof(req) - 4), 3037 .buffer_mode = EE_MODE_EFUSE, 3038 .format = EE_FORMAT_WHOLE 3039 }; 3040 3041 if (dev->flash_mode) 3042 return mt7996_mcu_set_eeprom_flash(dev); 3043 3044 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(EFUSE_CTRL), 3045 &req, sizeof(req), true); 3046 } 3047 3048 int mt7996_mcu_get_eeprom(struct mt7996_dev *dev, u32 offset) 3049 { 3050 struct { 3051 u8 _rsv[4]; 3052 3053 __le16 tag; 3054 __le16 len; 3055 __le32 addr; 3056 __le32 valid; 3057 u8 data[16]; 3058 } __packed req = { 3059 .tag = cpu_to_le16(UNI_EFUSE_ACCESS), 3060 .len = cpu_to_le16(sizeof(req) - 4), 3061 .addr = cpu_to_le32(round_down(offset, 3062 MT7996_EEPROM_BLOCK_SIZE)), 3063 }; 3064 struct sk_buff *skb; 3065 bool valid; 3066 int ret; 3067 3068 ret = mt76_mcu_send_and_get_msg(&dev->mt76, 3069 MCU_WM_UNI_CMD_QUERY(EFUSE_CTRL), 3070 &req, sizeof(req), true, &skb); 3071 if (ret) 3072 return ret; 3073 3074 valid = le32_to_cpu(*(__le32 *)(skb->data + 16)); 3075 if (valid) { 3076 u32 addr = le32_to_cpu(*(__le32 *)(skb->data + 12)); 3077 u8 *buf = (u8 *)dev->mt76.eeprom.data + addr; 3078 3079 skb_pull(skb, 64); 3080 memcpy(buf, skb->data, MT7996_EEPROM_BLOCK_SIZE); 3081 } 3082 3083 dev_kfree_skb(skb); 3084 3085 return 0; 3086 } 3087 3088 int mt7996_mcu_get_eeprom_free_block(struct mt7996_dev *dev, u8 *block_num) 3089 { 3090 struct { 3091 u8 _rsv[4]; 3092 3093 __le16 tag; 3094 __le16 len; 3095 u8 num; 3096 u8 version; 3097 u8 die_idx; 3098 u8 _rsv2; 3099 } __packed req = { 3100 .tag = cpu_to_le16(UNI_EFUSE_FREE_BLOCK), 3101 .len = cpu_to_le16(sizeof(req) - 4), 3102 .version = 2, 3103 }; 3104 struct sk_buff *skb; 3105 int ret; 3106 3107 ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_WM_UNI_CMD_QUERY(EFUSE_CTRL), &req, 3108 sizeof(req), true, &skb); 3109 if (ret) 3110 return ret; 3111 3112 *block_num = *(u8 *)(skb->data + 8); 3113 dev_kfree_skb(skb); 3114 3115 return 0; 3116 } 3117 3118 int mt7996_mcu_get_chip_config(struct mt7996_dev *dev, u32 *cap) 3119 { 3120 #define NIC_CAP 3 3121 #define UNI_EVENT_CHIP_CONFIG_EFUSE_VERSION 0x21 3122 struct { 3123 u8 _rsv[4]; 3124 3125 __le16 tag; 3126 __le16 len; 3127 } __packed req = { 3128 .tag = cpu_to_le16(NIC_CAP), 3129 .len = cpu_to_le16(sizeof(req) - 4), 3130 }; 3131 struct sk_buff *skb; 3132 u8 *buf; 3133 int ret; 3134 3135 ret = mt76_mcu_send_and_get_msg(&dev->mt76, 3136 MCU_WM_UNI_CMD_QUERY(CHIP_CONFIG), &req, 3137 sizeof(req), true, &skb); 3138 if (ret) 3139 return ret; 3140 3141 /* fixed field */ 3142 skb_pull(skb, 4); 3143 3144 buf = skb->data; 3145 while (buf - skb->data < skb->len) { 3146 struct tlv *tlv = (struct tlv *)buf; 3147 3148 switch (le16_to_cpu(tlv->tag)) { 3149 case UNI_EVENT_CHIP_CONFIG_EFUSE_VERSION: 3150 *cap = le32_to_cpu(*(__le32 *)(buf + sizeof(*tlv))); 3151 break; 3152 default: 3153 break; 3154 } 3155 3156 buf += le16_to_cpu(tlv->len); 3157 } 3158 3159 dev_kfree_skb(skb); 3160 3161 return 0; 3162 } 3163 3164 int mt7996_mcu_get_chan_mib_info(struct mt7996_phy *phy, bool chan_switch) 3165 { 3166 struct { 3167 struct { 3168 u8 band; 3169 u8 __rsv[3]; 3170 } hdr; 3171 struct { 3172 __le16 tag; 3173 __le16 len; 3174 __le32 offs; 3175 } data[4]; 3176 } __packed req = { 3177 .hdr.band = phy->mt76->band_idx, 3178 }; 3179 /* strict order */ 3180 static const u32 offs[] = { 3181 UNI_MIB_TX_TIME, 3182 UNI_MIB_RX_TIME, 3183 UNI_MIB_OBSS_AIRTIME, 3184 UNI_MIB_NON_WIFI_TIME, 3185 }; 3186 struct mt76_channel_state *state = phy->mt76->chan_state; 3187 struct mt76_channel_state *state_ts = &phy->state_ts; 3188 struct mt7996_dev *dev = phy->dev; 3189 struct mt7996_mcu_mib *res; 3190 struct sk_buff *skb; 3191 int i, ret; 3192 3193 for (i = 0; i < 4; i++) { 3194 req.data[i].tag = cpu_to_le16(UNI_CMD_MIB_DATA); 3195 req.data[i].len = cpu_to_le16(sizeof(req.data[i])); 3196 req.data[i].offs = cpu_to_le32(offs[i]); 3197 } 3198 3199 ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_WM_UNI_CMD_QUERY(GET_MIB_INFO), 3200 &req, sizeof(req), true, &skb); 3201 if (ret) 3202 return ret; 3203 3204 skb_pull(skb, sizeof(req.hdr)); 3205 3206 res = (struct mt7996_mcu_mib *)(skb->data); 3207 3208 if (chan_switch) 3209 goto out; 3210 3211 #define __res_u64(s) le64_to_cpu(res[s].data) 3212 state->cc_tx += __res_u64(1) - state_ts->cc_tx; 3213 state->cc_bss_rx += __res_u64(2) - state_ts->cc_bss_rx; 3214 state->cc_rx += __res_u64(2) + __res_u64(3) - state_ts->cc_rx; 3215 state->cc_busy += __res_u64(0) + __res_u64(1) + __res_u64(2) + __res_u64(3) - 3216 state_ts->cc_busy; 3217 3218 out: 3219 state_ts->cc_tx = __res_u64(1); 3220 state_ts->cc_bss_rx = __res_u64(2); 3221 state_ts->cc_rx = __res_u64(2) + __res_u64(3); 3222 state_ts->cc_busy = __res_u64(0) + __res_u64(1) + __res_u64(2) + __res_u64(3); 3223 #undef __res_u64 3224 3225 dev_kfree_skb(skb); 3226 3227 return 0; 3228 } 3229 3230 int mt7996_mcu_set_ser(struct mt7996_dev *dev, u8 action, u8 val, u8 band) 3231 { 3232 struct { 3233 u8 rsv[4]; 3234 3235 __le16 tag; 3236 __le16 len; 3237 3238 union { 3239 struct { 3240 __le32 mask; 3241 } __packed set; 3242 3243 struct { 3244 u8 method; 3245 u8 band; 3246 u8 rsv2[2]; 3247 } __packed trigger; 3248 }; 3249 } __packed req = { 3250 .tag = cpu_to_le16(action), 3251 .len = cpu_to_le16(sizeof(req) - 4), 3252 }; 3253 3254 switch (action) { 3255 case UNI_CMD_SER_SET: 3256 req.set.mask = cpu_to_le32(val); 3257 break; 3258 case UNI_CMD_SER_TRIGGER: 3259 req.trigger.method = val; 3260 req.trigger.band = band; 3261 break; 3262 default: 3263 return -EINVAL; 3264 } 3265 3266 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SER), 3267 &req, sizeof(req), false); 3268 } 3269 3270 int mt7996_mcu_set_txbf(struct mt7996_dev *dev, u8 action) 3271 { 3272 #define MT7996_BF_MAX_SIZE sizeof(union bf_tag_tlv) 3273 #define BF_PROCESSING 4 3274 struct uni_header hdr; 3275 struct sk_buff *skb; 3276 struct tlv *tlv; 3277 int len = sizeof(hdr) + MT7996_BF_MAX_SIZE; 3278 3279 memset(&hdr, 0, sizeof(hdr)); 3280 3281 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 3282 if (!skb) 3283 return -ENOMEM; 3284 3285 skb_put_data(skb, &hdr, sizeof(hdr)); 3286 3287 switch (action) { 3288 case BF_SOUNDING_ON: { 3289 struct bf_sounding_on *req_snd_on; 3290 3291 tlv = mt7996_mcu_add_uni_tlv(skb, action, sizeof(*req_snd_on)); 3292 req_snd_on = (struct bf_sounding_on *)tlv; 3293 req_snd_on->snd_mode = BF_PROCESSING; 3294 break; 3295 } 3296 case BF_HW_EN_UPDATE: { 3297 struct bf_hw_en_status_update *req_hw_en; 3298 3299 tlv = mt7996_mcu_add_uni_tlv(skb, action, sizeof(*req_hw_en)); 3300 req_hw_en = (struct bf_hw_en_status_update *)tlv; 3301 req_hw_en->ebf = true; 3302 req_hw_en->ibf = dev->ibf; 3303 break; 3304 } 3305 case BF_MOD_EN_CTRL: { 3306 struct bf_mod_en_ctrl *req_mod_en; 3307 3308 tlv = mt7996_mcu_add_uni_tlv(skb, action, sizeof(*req_mod_en)); 3309 req_mod_en = (struct bf_mod_en_ctrl *)tlv; 3310 req_mod_en->bf_num = 2; 3311 req_mod_en->bf_bitmap = GENMASK(0, 0); 3312 break; 3313 } 3314 default: 3315 return -EINVAL; 3316 } 3317 3318 return mt76_mcu_skb_send_msg(&dev->mt76, skb, MCU_WM_UNI_CMD(BF), true); 3319 } 3320 3321 static int 3322 mt7996_mcu_enable_obss_spr(struct mt7996_phy *phy, u16 action, u8 val) 3323 { 3324 struct mt7996_dev *dev = phy->dev; 3325 struct { 3326 u8 band_idx; 3327 u8 __rsv[3]; 3328 3329 __le16 tag; 3330 __le16 len; 3331 3332 __le32 val; 3333 } __packed req = { 3334 .band_idx = phy->mt76->band_idx, 3335 .tag = cpu_to_le16(action), 3336 .len = cpu_to_le16(sizeof(req) - 4), 3337 .val = cpu_to_le32(val), 3338 }; 3339 3340 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR), 3341 &req, sizeof(req), true); 3342 } 3343 3344 static int 3345 mt7996_mcu_set_obss_spr_pd(struct mt7996_phy *phy, 3346 struct ieee80211_he_obss_pd *he_obss_pd) 3347 { 3348 struct mt7996_dev *dev = phy->dev; 3349 u8 max_th = 82, non_srg_max_th = 62; 3350 struct { 3351 u8 band_idx; 3352 u8 __rsv[3]; 3353 3354 __le16 tag; 3355 __le16 len; 3356 3357 u8 pd_th_non_srg; 3358 u8 pd_th_srg; 3359 u8 period_offs; 3360 u8 rcpi_src; 3361 __le16 obss_pd_min; 3362 __le16 obss_pd_min_srg; 3363 u8 resp_txpwr_mode; 3364 u8 txpwr_restrict_mode; 3365 u8 txpwr_ref; 3366 u8 __rsv2[3]; 3367 } __packed req = { 3368 .band_idx = phy->mt76->band_idx, 3369 .tag = cpu_to_le16(UNI_CMD_SR_SET_PARAM), 3370 .len = cpu_to_le16(sizeof(req) - 4), 3371 .obss_pd_min = cpu_to_le16(max_th), 3372 .obss_pd_min_srg = cpu_to_le16(max_th), 3373 .txpwr_restrict_mode = 2, 3374 .txpwr_ref = 21 3375 }; 3376 int ret; 3377 3378 /* disable firmware dynamical PD asjustment */ 3379 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_DPD, false); 3380 if (ret) 3381 return ret; 3382 3383 if (he_obss_pd->sr_ctrl & 3384 IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED) 3385 req.pd_th_non_srg = max_th; 3386 else if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT) 3387 req.pd_th_non_srg = max_th - he_obss_pd->non_srg_max_offset; 3388 else 3389 req.pd_th_non_srg = non_srg_max_th; 3390 3391 if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT) 3392 req.pd_th_srg = max_th - he_obss_pd->max_offset; 3393 3394 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR), 3395 &req, sizeof(req), true); 3396 } 3397 3398 static int 3399 mt7996_mcu_set_obss_spr_siga(struct mt7996_phy *phy, struct ieee80211_vif *vif, 3400 struct ieee80211_he_obss_pd *he_obss_pd) 3401 { 3402 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 3403 struct mt7996_dev *dev = phy->dev; 3404 u8 omac = mvif->mt76.omac_idx; 3405 struct { 3406 u8 band_idx; 3407 u8 __rsv[3]; 3408 3409 __le16 tag; 3410 __le16 len; 3411 3412 u8 omac; 3413 u8 __rsv2[3]; 3414 u8 flag[20]; 3415 } __packed req = { 3416 .band_idx = phy->mt76->band_idx, 3417 .tag = cpu_to_le16(UNI_CMD_SR_SET_SIGA), 3418 .len = cpu_to_le16(sizeof(req) - 4), 3419 .omac = omac > HW_BSSID_MAX ? omac - 12 : omac, 3420 }; 3421 int ret; 3422 3423 if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED) 3424 req.flag[req.omac] = 0xf; 3425 else 3426 return 0; 3427 3428 /* switch to normal AP mode */ 3429 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_MODE, 0); 3430 if (ret) 3431 return ret; 3432 3433 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR), 3434 &req, sizeof(req), true); 3435 } 3436 3437 static int 3438 mt7996_mcu_set_obss_spr_bitmap(struct mt7996_phy *phy, 3439 struct ieee80211_he_obss_pd *he_obss_pd) 3440 { 3441 struct mt7996_dev *dev = phy->dev; 3442 struct { 3443 u8 band_idx; 3444 u8 __rsv[3]; 3445 3446 __le16 tag; 3447 __le16 len; 3448 3449 __le32 color_l[2]; 3450 __le32 color_h[2]; 3451 __le32 bssid_l[2]; 3452 __le32 bssid_h[2]; 3453 } __packed req = { 3454 .band_idx = phy->mt76->band_idx, 3455 .tag = cpu_to_le16(UNI_CMD_SR_SET_SRG_BITMAP), 3456 .len = cpu_to_le16(sizeof(req) - 4), 3457 }; 3458 u32 bitmap; 3459 3460 memcpy(&bitmap, he_obss_pd->bss_color_bitmap, sizeof(bitmap)); 3461 req.color_l[req.band_idx] = cpu_to_le32(bitmap); 3462 3463 memcpy(&bitmap, he_obss_pd->bss_color_bitmap + 4, sizeof(bitmap)); 3464 req.color_h[req.band_idx] = cpu_to_le32(bitmap); 3465 3466 memcpy(&bitmap, he_obss_pd->partial_bssid_bitmap, sizeof(bitmap)); 3467 req.bssid_l[req.band_idx] = cpu_to_le32(bitmap); 3468 3469 memcpy(&bitmap, he_obss_pd->partial_bssid_bitmap + 4, sizeof(bitmap)); 3470 req.bssid_h[req.band_idx] = cpu_to_le32(bitmap); 3471 3472 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR), &req, 3473 sizeof(req), true); 3474 } 3475 3476 int mt7996_mcu_add_obss_spr(struct mt7996_phy *phy, struct ieee80211_vif *vif, 3477 struct ieee80211_he_obss_pd *he_obss_pd) 3478 { 3479 int ret; 3480 3481 /* enable firmware scene detection algorithms */ 3482 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_SD, 3483 sr_scene_detect); 3484 if (ret) 3485 return ret; 3486 3487 /* firmware dynamically adjusts PD threshold so skip manual control */ 3488 if (sr_scene_detect && !he_obss_pd->enable) 3489 return 0; 3490 3491 /* enable spatial reuse */ 3492 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE, 3493 he_obss_pd->enable); 3494 if (ret) 3495 return ret; 3496 3497 if (sr_scene_detect || !he_obss_pd->enable) 3498 return 0; 3499 3500 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_TX, true); 3501 if (ret) 3502 return ret; 3503 3504 /* set SRG/non-SRG OBSS PD threshold */ 3505 ret = mt7996_mcu_set_obss_spr_pd(phy, he_obss_pd); 3506 if (ret) 3507 return ret; 3508 3509 /* Set SR prohibit */ 3510 ret = mt7996_mcu_set_obss_spr_siga(phy, vif, he_obss_pd); 3511 if (ret) 3512 return ret; 3513 3514 /* set SRG BSS color/BSSID bitmap */ 3515 return mt7996_mcu_set_obss_spr_bitmap(phy, he_obss_pd); 3516 } 3517 3518 int mt7996_mcu_update_bss_color(struct mt7996_dev *dev, struct ieee80211_vif *vif, 3519 struct cfg80211_he_bss_color *he_bss_color) 3520 { 3521 int len = sizeof(struct bss_req_hdr) + sizeof(struct bss_color_tlv); 3522 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 3523 struct bss_color_tlv *bss_color; 3524 struct sk_buff *skb; 3525 struct tlv *tlv; 3526 3527 skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, &mvif->mt76, len); 3528 if (IS_ERR(skb)) 3529 return PTR_ERR(skb); 3530 3531 tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_BSS_COLOR, 3532 sizeof(*bss_color)); 3533 bss_color = (struct bss_color_tlv *)tlv; 3534 bss_color->enable = he_bss_color->enabled; 3535 bss_color->color = he_bss_color->color; 3536 3537 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 3538 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); 3539 } 3540 3541 #define TWT_AGRT_TRIGGER BIT(0) 3542 #define TWT_AGRT_ANNOUNCE BIT(1) 3543 #define TWT_AGRT_PROTECT BIT(2) 3544 3545 int mt7996_mcu_twt_agrt_update(struct mt7996_dev *dev, 3546 struct mt7996_vif *mvif, 3547 struct mt7996_twt_flow *flow, 3548 int cmd) 3549 { 3550 struct { 3551 u8 _rsv[4]; 3552 3553 __le16 tag; 3554 __le16 len; 3555 u8 tbl_idx; 3556 u8 cmd; 3557 u8 own_mac_idx; 3558 u8 flowid; /* 0xff for group id */ 3559 __le16 peer_id; /* specify the peer_id (msb=0) 3560 * or group_id (msb=1) 3561 */ 3562 u8 duration; /* 256 us */ 3563 u8 bss_idx; 3564 __le64 start_tsf; 3565 __le16 mantissa; 3566 u8 exponent; 3567 u8 is_ap; 3568 u8 agrt_params; 3569 u8 __rsv2[135]; 3570 } __packed req = { 3571 .tag = cpu_to_le16(UNI_CMD_TWT_ARGT_UPDATE), 3572 .len = cpu_to_le16(sizeof(req) - 4), 3573 .tbl_idx = flow->table_id, 3574 .cmd = cmd, 3575 .own_mac_idx = mvif->mt76.omac_idx, 3576 .flowid = flow->id, 3577 .peer_id = cpu_to_le16(flow->wcid), 3578 .duration = flow->duration, 3579 .bss_idx = mvif->mt76.idx, 3580 .start_tsf = cpu_to_le64(flow->tsf), 3581 .mantissa = flow->mantissa, 3582 .exponent = flow->exp, 3583 .is_ap = true, 3584 }; 3585 3586 if (flow->protection) 3587 req.agrt_params |= TWT_AGRT_PROTECT; 3588 if (!flow->flowtype) 3589 req.agrt_params |= TWT_AGRT_ANNOUNCE; 3590 if (flow->trigger) 3591 req.agrt_params |= TWT_AGRT_TRIGGER; 3592 3593 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(TWT), 3594 &req, sizeof(req), true); 3595 } 3596 3597 int mt7996_mcu_set_rts_thresh(struct mt7996_phy *phy, u32 val) 3598 { 3599 struct { 3600 u8 band_idx; 3601 u8 _rsv[3]; 3602 3603 __le16 tag; 3604 __le16 len; 3605 __le32 len_thresh; 3606 __le32 pkt_thresh; 3607 } __packed req = { 3608 .band_idx = phy->mt76->band_idx, 3609 .tag = cpu_to_le16(UNI_BAND_CONFIG_RTS_THRESHOLD), 3610 .len = cpu_to_le16(sizeof(req) - 4), 3611 .len_thresh = cpu_to_le32(val), 3612 .pkt_thresh = cpu_to_le32(0x2), 3613 }; 3614 3615 return mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(BAND_CONFIG), 3616 &req, sizeof(req), true); 3617 } 3618 3619 int mt7996_mcu_set_radio_en(struct mt7996_phy *phy, bool enable) 3620 { 3621 struct { 3622 u8 band_idx; 3623 u8 _rsv[3]; 3624 3625 __le16 tag; 3626 __le16 len; 3627 u8 enable; 3628 u8 _rsv2[3]; 3629 } __packed req = { 3630 .band_idx = phy->mt76->band_idx, 3631 .tag = cpu_to_le16(UNI_BAND_CONFIG_RADIO_ENABLE), 3632 .len = cpu_to_le16(sizeof(req) - 4), 3633 .enable = enable, 3634 }; 3635 3636 return mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(BAND_CONFIG), 3637 &req, sizeof(req), true); 3638 } 3639 3640 int mt7996_mcu_rdd_cmd(struct mt7996_dev *dev, int cmd, u8 index, 3641 u8 rx_sel, u8 val) 3642 { 3643 struct { 3644 u8 _rsv[4]; 3645 3646 __le16 tag; 3647 __le16 len; 3648 3649 u8 ctrl; 3650 u8 rdd_idx; 3651 u8 rdd_rx_sel; 3652 u8 val; 3653 u8 rsv[4]; 3654 } __packed req = { 3655 .tag = cpu_to_le16(UNI_RDD_CTRL_PARM), 3656 .len = cpu_to_le16(sizeof(req) - 4), 3657 .ctrl = cmd, 3658 .rdd_idx = index, 3659 .rdd_rx_sel = rx_sel, 3660 .val = val, 3661 }; 3662 3663 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL), 3664 &req, sizeof(req), true); 3665 } 3666 3667 int mt7996_mcu_wtbl_update_hdr_trans(struct mt7996_dev *dev, 3668 struct ieee80211_vif *vif, 3669 struct ieee80211_sta *sta) 3670 { 3671 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; 3672 struct mt7996_sta *msta; 3673 struct sk_buff *skb; 3674 3675 msta = sta ? (struct mt7996_sta *)sta->drv_priv : &mvif->sta; 3676 3677 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76, 3678 &msta->wcid, 3679 MT7996_STA_UPDATE_MAX_SIZE); 3680 if (IS_ERR(skb)) 3681 return PTR_ERR(skb); 3682 3683 /* starec hdr trans */ 3684 mt7996_mcu_sta_hdr_trans_tlv(dev, skb, vif, sta); 3685 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 3686 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); 3687 } 3688 3689 int mt7996_mcu_rf_regval(struct mt7996_dev *dev, u32 regidx, u32 *val, bool set) 3690 { 3691 struct { 3692 u8 __rsv1[4]; 3693 3694 __le16 tag; 3695 __le16 len; 3696 __le16 idx; 3697 u8 __rsv2[2]; 3698 __le32 ofs; 3699 __le32 data; 3700 } __packed *res, req = { 3701 .tag = cpu_to_le16(UNI_CMD_ACCESS_RF_REG_BASIC), 3702 .len = cpu_to_le16(sizeof(req) - 4), 3703 3704 .idx = cpu_to_le16(u32_get_bits(regidx, GENMASK(31, 24))), 3705 .ofs = cpu_to_le32(u32_get_bits(regidx, GENMASK(23, 0))), 3706 .data = set ? cpu_to_le32(*val) : 0, 3707 }; 3708 struct sk_buff *skb; 3709 int ret; 3710 3711 if (set) 3712 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(REG_ACCESS), 3713 &req, sizeof(req), true); 3714 3715 ret = mt76_mcu_send_and_get_msg(&dev->mt76, 3716 MCU_WM_UNI_CMD_QUERY(REG_ACCESS), 3717 &req, sizeof(req), true, &skb); 3718 if (ret) 3719 return ret; 3720 3721 res = (void *)skb->data; 3722 *val = le32_to_cpu(res->data); 3723 dev_kfree_skb(skb); 3724 3725 return 0; 3726 } 3727 3728 int mt7996_mcu_trigger_assert(struct mt7996_dev *dev) 3729 { 3730 struct { 3731 __le16 tag; 3732 __le16 len; 3733 u8 enable; 3734 u8 rsv[3]; 3735 } __packed req = { 3736 .len = cpu_to_le16(sizeof(req) - 4), 3737 .enable = true, 3738 }; 3739 3740 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(ASSERT_DUMP), 3741 &req, sizeof(req), false); 3742 } 3743 3744 int mt7996_mcu_set_rro(struct mt7996_dev *dev, u16 tag, u8 val) 3745 { 3746 struct { 3747 u8 __rsv1[4]; 3748 3749 __le16 tag; 3750 __le16 len; 3751 3752 union { 3753 struct { 3754 u8 type; 3755 u8 __rsv2[3]; 3756 } __packed platform_type; 3757 struct { 3758 u8 type; 3759 u8 dest; 3760 u8 __rsv2[2]; 3761 } __packed bypass_mode; 3762 struct { 3763 u8 path; 3764 u8 __rsv2[3]; 3765 } __packed txfree_path; 3766 }; 3767 } __packed req = { 3768 .tag = cpu_to_le16(tag), 3769 .len = cpu_to_le16(sizeof(req) - 4), 3770 }; 3771 3772 switch (tag) { 3773 case UNI_RRO_SET_PLATFORM_TYPE: 3774 req.platform_type.type = val; 3775 break; 3776 case UNI_RRO_SET_BYPASS_MODE: 3777 req.bypass_mode.type = val; 3778 break; 3779 case UNI_RRO_SET_TXFREE_PATH: 3780 req.txfree_path.path = val; 3781 break; 3782 default: 3783 return -EINVAL; 3784 } 3785 3786 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RRO), &req, 3787 sizeof(req), true); 3788 } 3789