1 // SPDX-License-Identifier: ISC 2 /* Copyright (C) 2020 MediaTek Inc. */ 3 4 #include <linux/firmware.h> 5 #include <linux/fs.h> 6 #include "mt7915.h" 7 #include "mcu.h" 8 #include "mac.h" 9 #include "eeprom.h" 10 11 struct mt7915_patch_hdr { 12 char build_date[16]; 13 char platform[4]; 14 __be32 hw_sw_ver; 15 __be32 patch_ver; 16 __be16 checksum; 17 u16 reserved; 18 struct { 19 __be32 patch_ver; 20 __be32 subsys; 21 __be32 feature; 22 __be32 n_region; 23 __be32 crc; 24 u32 reserved[11]; 25 } desc; 26 } __packed; 27 28 struct mt7915_patch_sec { 29 __be32 type; 30 __be32 offs; 31 __be32 size; 32 union { 33 __be32 spec[13]; 34 struct { 35 __be32 addr; 36 __be32 len; 37 __be32 sec_key_idx; 38 __be32 align_len; 39 u32 reserved[9]; 40 } info; 41 }; 42 } __packed; 43 44 struct mt7915_fw_trailer { 45 u8 chip_id; 46 u8 eco_code; 47 u8 n_region; 48 u8 format_ver; 49 u8 format_flag; 50 u8 reserved[2]; 51 char fw_ver[10]; 52 char build_date[15]; 53 u32 crc; 54 } __packed; 55 56 struct mt7915_fw_region { 57 __le32 decomp_crc; 58 __le32 decomp_len; 59 __le32 decomp_blk_sz; 60 u8 reserved[4]; 61 __le32 addr; 62 __le32 len; 63 u8 feature_set; 64 u8 reserved1[15]; 65 } __packed; 66 67 #define MCU_PATCH_ADDRESS 0x200000 68 69 #define MT_STA_BFER BIT(0) 70 #define MT_STA_BFEE BIT(1) 71 72 #define FW_FEATURE_SET_ENCRYPT BIT(0) 73 #define FW_FEATURE_SET_KEY_IDX GENMASK(2, 1) 74 #define FW_FEATURE_OVERRIDE_ADDR BIT(5) 75 76 #define DL_MODE_ENCRYPT BIT(0) 77 #define DL_MODE_KEY_IDX GENMASK(2, 1) 78 #define DL_MODE_RESET_SEC_IV BIT(3) 79 #define DL_MODE_WORKING_PDA_CR4 BIT(4) 80 #define DL_MODE_NEED_RSP BIT(31) 81 82 #define FW_START_OVERRIDE BIT(0) 83 #define FW_START_WORKING_PDA_CR4 BIT(2) 84 85 #define PATCH_SEC_TYPE_MASK GENMASK(15, 0) 86 #define PATCH_SEC_TYPE_INFO 0x2 87 88 #define to_wcid_lo(id) FIELD_GET(GENMASK(7, 0), (u16)id) 89 #define to_wcid_hi(id) FIELD_GET(GENMASK(9, 8), (u16)id) 90 91 #define HE_PHY(p, c) u8_get_bits(c, IEEE80211_HE_PHY_##p) 92 #define HE_MAC(m, c) u8_get_bits(c, IEEE80211_HE_MAC_##m) 93 94 static enum mt7915_cipher_type 95 mt7915_mcu_get_cipher(int cipher) 96 { 97 switch (cipher) { 98 case WLAN_CIPHER_SUITE_WEP40: 99 return MT_CIPHER_WEP40; 100 case WLAN_CIPHER_SUITE_WEP104: 101 return MT_CIPHER_WEP104; 102 case WLAN_CIPHER_SUITE_TKIP: 103 return MT_CIPHER_TKIP; 104 case WLAN_CIPHER_SUITE_AES_CMAC: 105 return MT_CIPHER_BIP_CMAC_128; 106 case WLAN_CIPHER_SUITE_CCMP: 107 return MT_CIPHER_AES_CCMP; 108 case WLAN_CIPHER_SUITE_CCMP_256: 109 return MT_CIPHER_CCMP_256; 110 case WLAN_CIPHER_SUITE_GCMP: 111 return MT_CIPHER_GCMP; 112 case WLAN_CIPHER_SUITE_GCMP_256: 113 return MT_CIPHER_GCMP_256; 114 case WLAN_CIPHER_SUITE_SMS4: 115 return MT_CIPHER_WAPI; 116 default: 117 return MT_CIPHER_NONE; 118 } 119 } 120 121 static u8 mt7915_mcu_chan_bw(struct cfg80211_chan_def *chandef) 122 { 123 static const u8 width_to_bw[] = { 124 [NL80211_CHAN_WIDTH_40] = CMD_CBW_40MHZ, 125 [NL80211_CHAN_WIDTH_80] = CMD_CBW_80MHZ, 126 [NL80211_CHAN_WIDTH_80P80] = CMD_CBW_8080MHZ, 127 [NL80211_CHAN_WIDTH_160] = CMD_CBW_160MHZ, 128 [NL80211_CHAN_WIDTH_5] = CMD_CBW_5MHZ, 129 [NL80211_CHAN_WIDTH_10] = CMD_CBW_10MHZ, 130 [NL80211_CHAN_WIDTH_20] = CMD_CBW_20MHZ, 131 [NL80211_CHAN_WIDTH_20_NOHT] = CMD_CBW_20MHZ, 132 }; 133 134 if (chandef->width >= ARRAY_SIZE(width_to_bw)) 135 return 0; 136 137 return width_to_bw[chandef->width]; 138 } 139 140 static const struct ieee80211_sta_he_cap * 141 mt7915_get_he_phy_cap(struct mt7915_phy *phy, struct ieee80211_vif *vif) 142 { 143 struct ieee80211_supported_band *sband; 144 enum nl80211_band band; 145 146 band = phy->mt76->chandef.chan->band; 147 sband = phy->mt76->hw->wiphy->bands[band]; 148 149 return ieee80211_get_he_iftype_cap(sband, vif->type); 150 } 151 152 static u8 153 mt7915_get_phy_mode(struct mt7915_dev *dev, struct ieee80211_vif *vif, 154 enum nl80211_band band, struct ieee80211_sta *sta) 155 { 156 struct ieee80211_sta_ht_cap *ht_cap; 157 struct ieee80211_sta_vht_cap *vht_cap; 158 const struct ieee80211_sta_he_cap *he_cap; 159 u8 mode = 0; 160 161 if (sta) { 162 ht_cap = &sta->ht_cap; 163 vht_cap = &sta->vht_cap; 164 he_cap = &sta->he_cap; 165 } else { 166 struct ieee80211_supported_band *sband; 167 struct mt7915_phy *phy; 168 struct mt7915_vif *mvif; 169 170 mvif = (struct mt7915_vif *)vif->drv_priv; 171 phy = mvif->band_idx ? mt7915_ext_phy(dev) : &dev->phy; 172 sband = phy->mt76->hw->wiphy->bands[band]; 173 174 ht_cap = &sband->ht_cap; 175 vht_cap = &sband->vht_cap; 176 he_cap = ieee80211_get_he_iftype_cap(sband, vif->type); 177 } 178 179 if (band == NL80211_BAND_2GHZ) { 180 mode |= PHY_MODE_B | PHY_MODE_G; 181 182 if (ht_cap->ht_supported) 183 mode |= PHY_MODE_GN; 184 185 if (he_cap->has_he) 186 mode |= PHY_MODE_AX_24G; 187 } else if (band == NL80211_BAND_5GHZ) { 188 mode |= PHY_MODE_A; 189 190 if (ht_cap->ht_supported) 191 mode |= PHY_MODE_AN; 192 193 if (vht_cap->vht_supported) 194 mode |= PHY_MODE_AC; 195 196 if (he_cap->has_he) 197 mode |= PHY_MODE_AX_5G; 198 } 199 200 return mode; 201 } 202 203 static u8 204 mt7915_mcu_get_sta_nss(u16 mcs_map) 205 { 206 u8 nss; 207 208 for (nss = 8; nss > 0; nss--) { 209 u8 nss_mcs = (mcs_map >> (2 * (nss - 1))) & 3; 210 211 if (nss_mcs != IEEE80211_VHT_MCS_NOT_SUPPORTED) 212 break; 213 } 214 215 return nss - 1; 216 } 217 218 static int 219 mt7915_mcu_parse_response(struct mt76_dev *mdev, int cmd, 220 struct sk_buff *skb, int seq) 221 { 222 struct mt7915_mcu_rxd *rxd; 223 int ret = 0; 224 225 if (!skb) { 226 dev_err(mdev->dev, "Message %d (seq %d) timeout\n", 227 cmd, seq); 228 return -ETIMEDOUT; 229 } 230 231 rxd = (struct mt7915_mcu_rxd *)skb->data; 232 if (seq != rxd->seq) 233 return -EAGAIN; 234 235 switch (cmd) { 236 case -MCU_CMD_PATCH_SEM_CONTROL: 237 skb_pull(skb, sizeof(*rxd) - 4); 238 ret = *skb->data; 239 break; 240 case MCU_EXT_CMD_THERMAL_CTRL: 241 skb_pull(skb, sizeof(*rxd) + 4); 242 ret = le32_to_cpu(*(__le32 *)skb->data); 243 break; 244 default: 245 skb_pull(skb, sizeof(struct mt7915_mcu_rxd)); 246 break; 247 } 248 249 return ret; 250 } 251 252 static int 253 mt7915_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb, 254 int cmd, int *wait_seq) 255 { 256 struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76); 257 struct mt7915_mcu_txd *mcu_txd; 258 u8 seq, pkt_fmt, qidx; 259 enum mt76_txq_id txq; 260 __le32 *txd; 261 u32 val; 262 263 /* TODO: make dynamic based on msg type */ 264 mdev->mcu.timeout = 20 * HZ; 265 266 seq = ++dev->mt76.mcu.msg_seq & 0xf; 267 if (!seq) 268 seq = ++dev->mt76.mcu.msg_seq & 0xf; 269 270 if (cmd == -MCU_CMD_FW_SCATTER) { 271 txq = MT_MCUQ_FWDL; 272 goto exit; 273 } 274 275 mcu_txd = (struct mt7915_mcu_txd *)skb_push(skb, sizeof(*mcu_txd)); 276 277 if (test_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state)) { 278 txq = MT_MCUQ_WA; 279 qidx = MT_TX_MCU_PORT_RX_Q0; 280 pkt_fmt = MT_TX_TYPE_CMD; 281 } else { 282 txq = MT_MCUQ_WM; 283 qidx = MT_TX_MCU_PORT_RX_Q0; 284 pkt_fmt = MT_TX_TYPE_CMD; 285 } 286 287 txd = mcu_txd->txd; 288 289 val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len) | 290 FIELD_PREP(MT_TXD0_PKT_FMT, pkt_fmt) | 291 FIELD_PREP(MT_TXD0_Q_IDX, qidx); 292 txd[0] = cpu_to_le32(val); 293 294 val = MT_TXD1_LONG_FORMAT | 295 FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_CMD); 296 txd[1] = cpu_to_le32(val); 297 298 mcu_txd->len = cpu_to_le16(skb->len - sizeof(mcu_txd->txd)); 299 mcu_txd->pq_id = cpu_to_le16(MCU_PQ_ID(MT_TX_PORT_IDX_MCU, qidx)); 300 mcu_txd->pkt_type = MCU_PKT_ID; 301 mcu_txd->seq = seq; 302 303 if (cmd < 0) { 304 mcu_txd->set_query = MCU_Q_NA; 305 mcu_txd->cid = -cmd; 306 } else { 307 mcu_txd->cid = MCU_CMD_EXT_CID; 308 mcu_txd->ext_cid = cmd; 309 mcu_txd->ext_cid_ack = 1; 310 311 /* do not use Q_SET for efuse */ 312 if (cmd == MCU_EXT_CMD_EFUSE_ACCESS) 313 mcu_txd->set_query = MCU_Q_QUERY; 314 else 315 mcu_txd->set_query = MCU_Q_SET; 316 } 317 318 if (cmd == MCU_EXT_CMD_MWDS_SUPPORT) 319 mcu_txd->s2d_index = MCU_S2D_H2C; 320 else 321 mcu_txd->s2d_index = MCU_S2D_H2N; 322 WARN_ON(cmd == MCU_EXT_CMD_EFUSE_ACCESS && 323 mcu_txd->set_query != MCU_Q_QUERY); 324 325 exit: 326 if (wait_seq) 327 *wait_seq = seq; 328 329 return mt76_tx_queue_skb_raw(dev, mdev->q_mcu[txq], skb, 0); 330 } 331 332 static void 333 mt7915_mcu_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) 334 { 335 if (vif->csa_active) 336 ieee80211_csa_finish(vif); 337 } 338 339 static void 340 mt7915_mcu_rx_radar_detected(struct mt7915_dev *dev, struct sk_buff *skb) 341 { 342 struct mt76_phy *mphy = &dev->mt76.phy; 343 struct mt7915_mcu_rdd_report *r; 344 345 r = (struct mt7915_mcu_rdd_report *)skb->data; 346 347 if (r->idx && dev->mt76.phy2) 348 mphy = dev->mt76.phy2; 349 350 ieee80211_radar_detected(mphy->hw); 351 dev->hw_pattern++; 352 } 353 354 static void 355 mt7915_mcu_tx_rate_parse(struct mt76_phy *mphy, struct mt7915_mcu_ra_info *ra, 356 struct rate_info *rate, u16 r) 357 { 358 struct ieee80211_supported_band *sband; 359 u16 ru_idx = le16_to_cpu(ra->ru_idx); 360 u16 flags = 0; 361 362 rate->mcs = FIELD_GET(MT_RA_RATE_MCS, r); 363 rate->nss = FIELD_GET(MT_RA_RATE_NSS, r) + 1; 364 365 switch (FIELD_GET(MT_RA_RATE_TX_MODE, r)) { 366 case MT_PHY_TYPE_CCK: 367 case MT_PHY_TYPE_OFDM: 368 if (mphy->chandef.chan->band == NL80211_BAND_5GHZ) 369 sband = &mphy->sband_5g.sband; 370 else 371 sband = &mphy->sband_2g.sband; 372 373 rate->legacy = sband->bitrates[rate->mcs].bitrate; 374 break; 375 case MT_PHY_TYPE_HT: 376 case MT_PHY_TYPE_HT_GF: 377 rate->mcs += (rate->nss - 1) * 8; 378 flags |= RATE_INFO_FLAGS_MCS; 379 380 if (ra->gi) 381 flags |= RATE_INFO_FLAGS_SHORT_GI; 382 break; 383 case MT_PHY_TYPE_VHT: 384 flags |= RATE_INFO_FLAGS_VHT_MCS; 385 386 if (ra->gi) 387 flags |= RATE_INFO_FLAGS_SHORT_GI; 388 break; 389 case MT_PHY_TYPE_HE_SU: 390 case MT_PHY_TYPE_HE_EXT_SU: 391 case MT_PHY_TYPE_HE_TB: 392 case MT_PHY_TYPE_HE_MU: 393 rate->he_gi = ra->gi; 394 rate->he_dcm = FIELD_GET(MT_RA_RATE_DCM_EN, r); 395 396 flags |= RATE_INFO_FLAGS_HE_MCS; 397 break; 398 default: 399 break; 400 } 401 rate->flags = flags; 402 403 if (ru_idx) { 404 switch (ru_idx) { 405 case 1 ... 2: 406 rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_996; 407 break; 408 case 3 ... 6: 409 rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_484; 410 break; 411 case 7 ... 14: 412 rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_242; 413 break; 414 default: 415 rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_106; 416 break; 417 } 418 rate->bw = RATE_INFO_BW_HE_RU; 419 } else { 420 u8 bw = mt7915_mcu_chan_bw(&mphy->chandef) - 421 FIELD_GET(MT_RA_RATE_BW, r); 422 423 switch (bw) { 424 case IEEE80211_STA_RX_BW_160: 425 rate->bw = RATE_INFO_BW_160; 426 break; 427 case IEEE80211_STA_RX_BW_80: 428 rate->bw = RATE_INFO_BW_80; 429 break; 430 case IEEE80211_STA_RX_BW_40: 431 rate->bw = RATE_INFO_BW_40; 432 break; 433 default: 434 rate->bw = RATE_INFO_BW_20; 435 break; 436 } 437 } 438 } 439 440 static void 441 mt7915_mcu_tx_rate_report(struct mt7915_dev *dev, struct sk_buff *skb) 442 { 443 struct mt7915_mcu_ra_info *ra = (struct mt7915_mcu_ra_info *)skb->data; 444 struct rate_info rate = {}, prob_rate = {}; 445 u16 probe = le16_to_cpu(ra->prob_up_rate); 446 u16 attempts = le16_to_cpu(ra->attempts); 447 u16 curr = le16_to_cpu(ra->curr_rate); 448 u16 wcidx = le16_to_cpu(ra->wlan_idx); 449 struct mt76_phy *mphy = &dev->mphy; 450 struct mt7915_sta_stats *stats; 451 struct mt7915_sta *msta; 452 struct mt76_wcid *wcid; 453 454 if (wcidx >= MT76_N_WCIDS) 455 return; 456 457 wcid = rcu_dereference(dev->mt76.wcid[wcidx]); 458 if (!wcid) 459 return; 460 461 msta = container_of(wcid, struct mt7915_sta, wcid); 462 stats = &msta->stats; 463 464 if (msta->wcid.ext_phy && dev->mt76.phy2) 465 mphy = dev->mt76.phy2; 466 467 /* current rate */ 468 mt7915_mcu_tx_rate_parse(mphy, ra, &rate, curr); 469 stats->tx_rate = rate; 470 471 /* probing rate */ 472 mt7915_mcu_tx_rate_parse(mphy, ra, &prob_rate, probe); 473 stats->prob_rate = prob_rate; 474 475 if (attempts) { 476 u16 success = le16_to_cpu(ra->success); 477 478 stats->per = 1000 * (attempts - success) / attempts; 479 } 480 } 481 482 static void 483 mt7915_mcu_rx_log_message(struct mt7915_dev *dev, struct sk_buff *skb) 484 { 485 struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data; 486 const char *data = (char *)&rxd[1]; 487 const char *type; 488 489 switch (rxd->s2d_index) { 490 case 0: 491 type = "WM"; 492 break; 493 case 2: 494 type = "WA"; 495 break; 496 default: 497 type = "unknown"; 498 break; 499 } 500 501 wiphy_info(mt76_hw(dev)->wiphy, "%s: %s", type, data); 502 } 503 504 static void 505 mt7915_mcu_rx_ext_event(struct mt7915_dev *dev, struct sk_buff *skb) 506 { 507 struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data; 508 509 switch (rxd->ext_eid) { 510 case MCU_EXT_EVENT_RDD_REPORT: 511 mt7915_mcu_rx_radar_detected(dev, skb); 512 break; 513 case MCU_EXT_EVENT_CSA_NOTIFY: 514 ieee80211_iterate_active_interfaces_atomic(dev->mt76.hw, 515 IEEE80211_IFACE_ITER_RESUME_ALL, 516 mt7915_mcu_csa_finish, dev); 517 break; 518 case MCU_EXT_EVENT_RATE_REPORT: 519 mt7915_mcu_tx_rate_report(dev, skb); 520 break; 521 case MCU_EXT_EVENT_FW_LOG_2_HOST: 522 mt7915_mcu_rx_log_message(dev, skb); 523 break; 524 default: 525 break; 526 } 527 } 528 529 static void 530 mt7915_mcu_rx_unsolicited_event(struct mt7915_dev *dev, struct sk_buff *skb) 531 { 532 struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data; 533 534 switch (rxd->eid) { 535 case MCU_EVENT_EXT: 536 mt7915_mcu_rx_ext_event(dev, skb); 537 break; 538 default: 539 break; 540 } 541 dev_kfree_skb(skb); 542 } 543 544 void mt7915_mcu_rx_event(struct mt7915_dev *dev, struct sk_buff *skb) 545 { 546 struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data; 547 548 if (rxd->ext_eid == MCU_EXT_EVENT_THERMAL_PROTECT || 549 rxd->ext_eid == MCU_EXT_EVENT_FW_LOG_2_HOST || 550 rxd->ext_eid == MCU_EXT_EVENT_ASSERT_DUMP || 551 rxd->ext_eid == MCU_EXT_EVENT_PS_SYNC || 552 rxd->ext_eid == MCU_EXT_EVENT_RATE_REPORT || 553 !rxd->seq) 554 mt7915_mcu_rx_unsolicited_event(dev, skb); 555 else 556 mt76_mcu_rx_event(&dev->mt76, skb); 557 } 558 559 static struct sk_buff * 560 mt7915_mcu_alloc_sta_req(struct mt7915_dev *dev, struct mt7915_vif *mvif, 561 struct mt7915_sta *msta, int len) 562 { 563 struct sta_req_hdr hdr = { 564 .bss_idx = mvif->idx, 565 .wlan_idx_lo = msta ? to_wcid_lo(msta->wcid.idx) : 0, 566 .wlan_idx_hi = msta ? to_wcid_hi(msta->wcid.idx) : 0, 567 .muar_idx = msta ? mvif->omac_idx : 0, 568 .is_tlv_append = 1, 569 }; 570 struct sk_buff *skb; 571 572 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 573 if (!skb) 574 return ERR_PTR(-ENOMEM); 575 576 skb_put_data(skb, &hdr, sizeof(hdr)); 577 578 return skb; 579 } 580 581 static struct wtbl_req_hdr * 582 mt7915_mcu_alloc_wtbl_req(struct mt7915_dev *dev, struct mt7915_sta *msta, 583 int cmd, void *sta_wtbl, struct sk_buff **skb) 584 { 585 struct tlv *sta_hdr = sta_wtbl; 586 struct wtbl_req_hdr hdr = { 587 .wlan_idx_lo = to_wcid_lo(msta->wcid.idx), 588 .wlan_idx_hi = to_wcid_hi(msta->wcid.idx), 589 .operation = cmd, 590 }; 591 struct sk_buff *nskb = *skb; 592 593 if (!nskb) { 594 nskb = mt76_mcu_msg_alloc(&dev->mt76, NULL, 595 MT7915_WTBL_UPDATE_BA_SIZE); 596 if (!nskb) 597 return ERR_PTR(-ENOMEM); 598 599 *skb = nskb; 600 } 601 602 if (sta_hdr) 603 sta_hdr->len = cpu_to_le16(sizeof(hdr)); 604 605 return skb_put_data(nskb, &hdr, sizeof(hdr)); 606 } 607 608 static struct tlv * 609 mt7915_mcu_add_nested_tlv(struct sk_buff *skb, int tag, int len, 610 void *sta_ntlv, void *sta_wtbl) 611 { 612 struct sta_ntlv_hdr *ntlv_hdr = sta_ntlv; 613 struct tlv *sta_hdr = sta_wtbl; 614 struct tlv *ptlv, tlv = { 615 .tag = cpu_to_le16(tag), 616 .len = cpu_to_le16(len), 617 }; 618 u16 ntlv; 619 620 ptlv = skb_put(skb, len); 621 memcpy(ptlv, &tlv, sizeof(tlv)); 622 623 ntlv = le16_to_cpu(ntlv_hdr->tlv_num); 624 ntlv_hdr->tlv_num = cpu_to_le16(ntlv + 1); 625 626 if (sta_hdr) { 627 u16 size = le16_to_cpu(sta_hdr->len); 628 629 sta_hdr->len = cpu_to_le16(size + len); 630 } 631 632 return ptlv; 633 } 634 635 static struct tlv * 636 mt7915_mcu_add_tlv(struct sk_buff *skb, int tag, int len) 637 { 638 return mt7915_mcu_add_nested_tlv(skb, tag, len, skb->data, NULL); 639 } 640 641 static struct tlv * 642 mt7915_mcu_add_nested_subtlv(struct sk_buff *skb, int sub_tag, int sub_len, 643 __le16 *sub_ntlv, __le16 *len) 644 { 645 struct tlv *ptlv, tlv = { 646 .tag = cpu_to_le16(sub_tag), 647 .len = cpu_to_le16(sub_len), 648 }; 649 650 ptlv = skb_put(skb, sub_len); 651 memcpy(ptlv, &tlv, sizeof(tlv)); 652 653 le16_add_cpu(sub_ntlv, 1); 654 le16_add_cpu(len, sub_len); 655 656 return ptlv; 657 } 658 659 /** bss info **/ 660 static int 661 mt7915_mcu_bss_basic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 662 struct mt7915_phy *phy, bool enable) 663 { 664 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 665 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 666 enum nl80211_band band = chandef->chan->band; 667 struct bss_info_basic *bss; 668 u16 wlan_idx = mvif->sta.wcid.idx; 669 u32 type = NETWORK_INFRA; 670 struct tlv *tlv; 671 672 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_BASIC, sizeof(*bss)); 673 674 switch (vif->type) { 675 case NL80211_IFTYPE_MESH_POINT: 676 case NL80211_IFTYPE_AP: 677 break; 678 case NL80211_IFTYPE_STATION: 679 /* TODO: enable BSS_INFO_UAPSD & BSS_INFO_PM */ 680 if (enable) { 681 struct ieee80211_sta *sta; 682 struct mt7915_sta *msta; 683 684 rcu_read_lock(); 685 sta = ieee80211_find_sta(vif, vif->bss_conf.bssid); 686 if (!sta) { 687 rcu_read_unlock(); 688 return -EINVAL; 689 } 690 691 msta = (struct mt7915_sta *)sta->drv_priv; 692 wlan_idx = msta->wcid.idx; 693 rcu_read_unlock(); 694 } 695 break; 696 case NL80211_IFTYPE_ADHOC: 697 type = NETWORK_IBSS; 698 break; 699 default: 700 WARN_ON(1); 701 break; 702 } 703 704 bss = (struct bss_info_basic *)tlv; 705 memcpy(bss->bssid, vif->bss_conf.bssid, ETH_ALEN); 706 bss->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int); 707 bss->network_type = cpu_to_le32(type); 708 bss->dtim_period = vif->bss_conf.dtim_period; 709 bss->bmc_wcid_lo = to_wcid_lo(wlan_idx); 710 bss->bmc_wcid_hi = to_wcid_hi(wlan_idx); 711 bss->phy_mode = mt7915_get_phy_mode(phy->dev, vif, band, NULL); 712 bss->wmm_idx = mvif->wmm_idx; 713 bss->active = enable; 714 715 return 0; 716 } 717 718 static void 719 mt7915_mcu_bss_omac_tlv(struct sk_buff *skb, struct ieee80211_vif *vif) 720 { 721 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 722 struct bss_info_omac *omac; 723 struct tlv *tlv; 724 u32 type = 0; 725 u8 idx; 726 727 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_OMAC, sizeof(*omac)); 728 729 switch (vif->type) { 730 case NL80211_IFTYPE_MESH_POINT: 731 case NL80211_IFTYPE_AP: 732 type = CONNECTION_INFRA_AP; 733 break; 734 case NL80211_IFTYPE_STATION: 735 type = CONNECTION_INFRA_STA; 736 break; 737 case NL80211_IFTYPE_ADHOC: 738 type = CONNECTION_IBSS_ADHOC; 739 break; 740 default: 741 WARN_ON(1); 742 break; 743 } 744 745 omac = (struct bss_info_omac *)tlv; 746 idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx; 747 omac->conn_type = cpu_to_le32(type); 748 omac->omac_idx = mvif->omac_idx; 749 omac->band_idx = mvif->band_idx; 750 omac->hw_bss_idx = idx; 751 } 752 753 struct mt7915_he_obss_narrow_bw_ru_data { 754 bool tolerated; 755 }; 756 757 static void mt7915_check_he_obss_narrow_bw_ru_iter(struct wiphy *wiphy, 758 struct cfg80211_bss *bss, 759 void *_data) 760 { 761 struct mt7915_he_obss_narrow_bw_ru_data *data = _data; 762 const struct element *elem; 763 764 elem = ieee80211_bss_get_elem(bss, WLAN_EID_EXT_CAPABILITY); 765 766 if (!elem || elem->datalen < 10 || 767 !(elem->data[10] & 768 WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT)) 769 data->tolerated = false; 770 } 771 772 static bool mt7915_check_he_obss_narrow_bw_ru(struct ieee80211_hw *hw, 773 struct ieee80211_vif *vif) 774 { 775 struct mt7915_he_obss_narrow_bw_ru_data iter_data = { 776 .tolerated = true, 777 }; 778 779 if (!(vif->bss_conf.chandef.chan->flags & IEEE80211_CHAN_RADAR)) 780 return false; 781 782 cfg80211_bss_iter(hw->wiphy, &vif->bss_conf.chandef, 783 mt7915_check_he_obss_narrow_bw_ru_iter, 784 &iter_data); 785 786 /* 787 * If there is at least one AP on radar channel that cannot 788 * tolerate 26-tone RU UL OFDMA transmissions using HE TB PPDU. 789 */ 790 return !iter_data.tolerated; 791 } 792 793 static void 794 mt7915_mcu_bss_rfch_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 795 struct mt7915_phy *phy) 796 { 797 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 798 struct bss_info_rf_ch *ch; 799 struct tlv *tlv; 800 int freq1 = chandef->center_freq1; 801 802 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_RF_CH, sizeof(*ch)); 803 804 ch = (struct bss_info_rf_ch *)tlv; 805 ch->pri_ch = chandef->chan->hw_value; 806 ch->center_ch0 = ieee80211_frequency_to_channel(freq1); 807 ch->bw = mt7915_mcu_chan_bw(chandef); 808 809 if (chandef->width == NL80211_CHAN_WIDTH_80P80) { 810 int freq2 = chandef->center_freq2; 811 812 ch->center_ch1 = ieee80211_frequency_to_channel(freq2); 813 } 814 815 if (vif->bss_conf.he_support && vif->type == NL80211_IFTYPE_STATION) { 816 struct mt7915_dev *dev = phy->dev; 817 struct mt76_phy *mphy = &dev->mt76.phy; 818 bool ext_phy = phy != &dev->phy; 819 820 if (ext_phy && dev->mt76.phy2) 821 mphy = dev->mt76.phy2; 822 823 ch->he_ru26_block = 824 mt7915_check_he_obss_narrow_bw_ru(mphy->hw, vif); 825 ch->he_all_disable = false; 826 } else { 827 ch->he_all_disable = true; 828 } 829 } 830 831 static void 832 mt7915_mcu_bss_ra_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 833 struct mt7915_phy *phy) 834 { 835 struct bss_info_ra *ra; 836 struct tlv *tlv; 837 int max_nss = hweight8(phy->chainmask); 838 839 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_RA, sizeof(*ra)); 840 841 ra = (struct bss_info_ra *)tlv; 842 ra->op_mode = vif->type == NL80211_IFTYPE_AP; 843 ra->adhoc_en = vif->type == NL80211_IFTYPE_ADHOC; 844 ra->short_preamble = true; 845 ra->tx_streams = max_nss; 846 ra->rx_streams = max_nss; 847 ra->algo = 4; 848 ra->train_up_rule = 2; 849 ra->train_up_high_thres = 110; 850 ra->train_up_rule_rssi = -70; 851 ra->low_traffic_thres = 2; 852 ra->phy_cap = cpu_to_le32(0xfdf); 853 ra->interval = cpu_to_le32(500); 854 ra->fast_interval = cpu_to_le32(100); 855 } 856 857 static void 858 mt7915_mcu_bss_he_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 859 struct mt7915_phy *phy) 860 { 861 #define DEFAULT_HE_PE_DURATION 4 862 #define DEFAULT_HE_DURATION_RTS_THRES 1023 863 const struct ieee80211_sta_he_cap *cap; 864 struct bss_info_he *he; 865 struct tlv *tlv; 866 867 cap = mt7915_get_he_phy_cap(phy, vif); 868 869 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_HE_BASIC, sizeof(*he)); 870 871 he = (struct bss_info_he *)tlv; 872 he->he_pe_duration = vif->bss_conf.htc_trig_based_pkt_ext; 873 if (!he->he_pe_duration) 874 he->he_pe_duration = DEFAULT_HE_PE_DURATION; 875 876 he->he_rts_thres = cpu_to_le16(vif->bss_conf.frame_time_rts_th); 877 if (!he->he_rts_thres) 878 he->he_rts_thres = cpu_to_le16(DEFAULT_HE_DURATION_RTS_THRES); 879 880 he->max_nss_mcs[CMD_HE_MCS_BW80] = cap->he_mcs_nss_supp.tx_mcs_80; 881 he->max_nss_mcs[CMD_HE_MCS_BW160] = cap->he_mcs_nss_supp.tx_mcs_160; 882 he->max_nss_mcs[CMD_HE_MCS_BW8080] = cap->he_mcs_nss_supp.tx_mcs_80p80; 883 } 884 885 static void 886 mt7915_mcu_bss_hw_amsdu_tlv(struct sk_buff *skb) 887 { 888 #define TXD_CMP_MAP1 GENMASK(15, 0) 889 #define TXD_CMP_MAP2 (GENMASK(31, 0) & ~BIT(23)) 890 struct bss_info_hw_amsdu *amsdu; 891 struct tlv *tlv; 892 893 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_HW_AMSDU, sizeof(*amsdu)); 894 895 amsdu = (struct bss_info_hw_amsdu *)tlv; 896 amsdu->cmp_bitmap_0 = cpu_to_le32(TXD_CMP_MAP1); 897 amsdu->cmp_bitmap_1 = cpu_to_le32(TXD_CMP_MAP2); 898 amsdu->trig_thres = cpu_to_le16(2); 899 amsdu->enable = true; 900 } 901 902 static void 903 mt7915_mcu_bss_ext_tlv(struct sk_buff *skb, struct mt7915_vif *mvif) 904 { 905 /* SIFS 20us + 512 byte beacon tranmitted by 1Mbps (3906us) */ 906 #define BCN_TX_ESTIMATE_TIME (4096 + 20) 907 struct bss_info_ext_bss *ext; 908 int ext_bss_idx, tsf_offset; 909 struct tlv *tlv; 910 911 ext_bss_idx = mvif->omac_idx - EXT_BSSID_START; 912 if (ext_bss_idx < 0) 913 return; 914 915 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_EXT_BSS, sizeof(*ext)); 916 917 ext = (struct bss_info_ext_bss *)tlv; 918 tsf_offset = ext_bss_idx * BCN_TX_ESTIMATE_TIME; 919 ext->mbss_tsf_offset = cpu_to_le32(tsf_offset); 920 } 921 922 static void 923 mt7915_mcu_bss_bmc_tlv(struct sk_buff *skb, struct mt7915_phy *phy) 924 { 925 struct bss_info_bmc_rate *bmc; 926 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 927 enum nl80211_band band = chandef->chan->band; 928 struct tlv *tlv; 929 930 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_BMC_RATE, sizeof(*bmc)); 931 932 bmc = (struct bss_info_bmc_rate *)tlv; 933 if (band == NL80211_BAND_2GHZ) { 934 bmc->short_preamble = true; 935 } else { 936 bmc->bc_trans = cpu_to_le16(0x2000); 937 bmc->mc_trans = cpu_to_le16(0x2080); 938 } 939 } 940 941 static int 942 mt7915_mcu_muar_config(struct mt7915_phy *phy, struct ieee80211_vif *vif, 943 bool bssid, bool enable) 944 { 945 struct mt7915_dev *dev = phy->dev; 946 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 947 u32 idx = mvif->omac_idx - REPEATER_BSSID_START; 948 u32 mask = phy->omac_mask >> 32 & ~BIT(idx); 949 const u8 *addr = vif->addr; 950 struct { 951 u8 mode; 952 u8 force_clear; 953 u8 clear_bitmap[8]; 954 u8 entry_count; 955 u8 write; 956 u8 band; 957 958 u8 index; 959 u8 bssid; 960 u8 addr[ETH_ALEN]; 961 } __packed req = { 962 .mode = !!mask || enable, 963 .entry_count = 1, 964 .write = 1, 965 .band = phy != &dev->phy, 966 .index = idx * 2 + bssid, 967 }; 968 969 if (bssid) 970 addr = vif->bss_conf.bssid; 971 972 if (enable) 973 ether_addr_copy(req.addr, addr); 974 975 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_MUAR_UPDATE, &req, 976 sizeof(req), true); 977 } 978 979 int mt7915_mcu_add_bss_info(struct mt7915_phy *phy, 980 struct ieee80211_vif *vif, int enable) 981 { 982 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 983 struct sk_buff *skb; 984 985 if (mvif->omac_idx >= REPEATER_BSSID_START) 986 mt7915_mcu_muar_config(phy, vif, true, enable); 987 988 skb = mt7915_mcu_alloc_sta_req(phy->dev, mvif, NULL, 989 MT7915_BSS_UPDATE_MAX_SIZE); 990 if (IS_ERR(skb)) 991 return PTR_ERR(skb); 992 993 /* bss_omac must be first */ 994 if (enable) 995 mt7915_mcu_bss_omac_tlv(skb, vif); 996 997 mt7915_mcu_bss_basic_tlv(skb, vif, phy, enable); 998 999 if (enable) { 1000 mt7915_mcu_bss_rfch_tlv(skb, vif, phy); 1001 mt7915_mcu_bss_bmc_tlv(skb, phy); 1002 mt7915_mcu_bss_ra_tlv(skb, vif, phy); 1003 mt7915_mcu_bss_hw_amsdu_tlv(skb); 1004 1005 if (vif->bss_conf.he_support) 1006 mt7915_mcu_bss_he_tlv(skb, vif, phy); 1007 1008 if (mvif->omac_idx >= EXT_BSSID_START && 1009 mvif->omac_idx < REPEATER_BSSID_START) 1010 mt7915_mcu_bss_ext_tlv(skb, mvif); 1011 } 1012 1013 return mt76_mcu_skb_send_msg(&phy->dev->mt76, skb, 1014 MCU_EXT_CMD_BSS_INFO_UPDATE, true); 1015 } 1016 1017 /** starec & wtbl **/ 1018 static int 1019 mt7915_mcu_sta_key_tlv(struct sk_buff *skb, struct ieee80211_key_conf *key, 1020 enum set_key_cmd cmd) 1021 { 1022 struct sta_rec_sec *sec; 1023 struct tlv *tlv; 1024 u32 len = sizeof(*sec); 1025 1026 tlv = mt7915_mcu_add_tlv(skb, STA_REC_KEY_V2, sizeof(*sec)); 1027 1028 sec = (struct sta_rec_sec *)tlv; 1029 sec->add = cmd; 1030 1031 if (cmd == SET_KEY) { 1032 struct sec_key *sec_key; 1033 u8 cipher; 1034 1035 cipher = mt7915_mcu_get_cipher(key->cipher); 1036 if (cipher == MT_CIPHER_NONE) 1037 return -EOPNOTSUPP; 1038 1039 sec_key = &sec->key[0]; 1040 sec_key->cipher_len = sizeof(*sec_key); 1041 sec_key->key_id = key->keyidx; 1042 1043 if (cipher == MT_CIPHER_BIP_CMAC_128) { 1044 sec_key->cipher_id = MT_CIPHER_AES_CCMP; 1045 sec_key->key_len = 16; 1046 memcpy(sec_key->key, key->key, 16); 1047 1048 sec_key = &sec->key[1]; 1049 sec_key->cipher_id = MT_CIPHER_BIP_CMAC_128; 1050 sec_key->cipher_len = sizeof(*sec_key); 1051 sec_key->key_len = 16; 1052 memcpy(sec_key->key, key->key + 16, 16); 1053 1054 sec->n_cipher = 2; 1055 } else { 1056 sec_key->cipher_id = cipher; 1057 sec_key->key_len = key->keylen; 1058 memcpy(sec_key->key, key->key, key->keylen); 1059 1060 if (cipher == MT_CIPHER_TKIP) { 1061 /* Rx/Tx MIC keys are swapped */ 1062 memcpy(sec_key->key + 16, key->key + 24, 8); 1063 memcpy(sec_key->key + 24, key->key + 16, 8); 1064 } 1065 1066 len -= sizeof(*sec_key); 1067 sec->n_cipher = 1; 1068 } 1069 } else { 1070 len -= sizeof(sec->key); 1071 sec->n_cipher = 0; 1072 } 1073 sec->len = cpu_to_le16(len); 1074 1075 return 0; 1076 } 1077 1078 int mt7915_mcu_add_key(struct mt7915_dev *dev, struct ieee80211_vif *vif, 1079 struct mt7915_sta *msta, struct ieee80211_key_conf *key, 1080 enum set_key_cmd cmd) 1081 { 1082 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 1083 struct sk_buff *skb; 1084 int len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_sec); 1085 int ret; 1086 1087 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 1088 if (IS_ERR(skb)) 1089 return PTR_ERR(skb); 1090 1091 ret = mt7915_mcu_sta_key_tlv(skb, key, cmd); 1092 if (ret) 1093 return ret; 1094 1095 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1096 MCU_EXT_CMD_STA_REC_UPDATE, true); 1097 } 1098 1099 static void 1100 mt7915_mcu_sta_ba_tlv(struct sk_buff *skb, 1101 struct ieee80211_ampdu_params *params, 1102 bool enable, bool tx) 1103 { 1104 struct sta_rec_ba *ba; 1105 struct tlv *tlv; 1106 1107 tlv = mt7915_mcu_add_tlv(skb, STA_REC_BA, sizeof(*ba)); 1108 1109 ba = (struct sta_rec_ba *)tlv; 1110 ba->ba_type = tx ? MT_BA_TYPE_ORIGINATOR : MT_BA_TYPE_RECIPIENT, 1111 ba->winsize = cpu_to_le16(params->buf_size); 1112 ba->ssn = cpu_to_le16(params->ssn); 1113 ba->ba_en = enable << params->tid; 1114 ba->amsdu = params->amsdu; 1115 ba->tid = params->tid; 1116 } 1117 1118 static void 1119 mt7915_mcu_wtbl_ba_tlv(struct sk_buff *skb, 1120 struct ieee80211_ampdu_params *params, 1121 bool enable, bool tx, void *sta_wtbl, 1122 void *wtbl_tlv) 1123 { 1124 struct wtbl_ba *ba; 1125 struct tlv *tlv; 1126 1127 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_BA, sizeof(*ba), 1128 wtbl_tlv, sta_wtbl); 1129 1130 ba = (struct wtbl_ba *)tlv; 1131 ba->tid = params->tid; 1132 1133 if (tx) { 1134 ba->ba_type = MT_BA_TYPE_ORIGINATOR; 1135 ba->sn = enable ? cpu_to_le16(params->ssn) : 0; 1136 ba->ba_en = enable; 1137 } else { 1138 memcpy(ba->peer_addr, params->sta->addr, ETH_ALEN); 1139 ba->ba_type = MT_BA_TYPE_RECIPIENT; 1140 ba->rst_ba_tid = params->tid; 1141 ba->rst_ba_sel = RST_BA_MAC_TID_MATCH; 1142 ba->rst_ba_sb = 1; 1143 } 1144 1145 if (enable && tx) 1146 ba->ba_winsize = cpu_to_le16(params->buf_size); 1147 } 1148 1149 static int 1150 mt7915_mcu_sta_ba(struct mt7915_dev *dev, 1151 struct ieee80211_ampdu_params *params, 1152 bool enable, bool tx) 1153 { 1154 struct mt7915_sta *msta = (struct mt7915_sta *)params->sta->drv_priv; 1155 struct mt7915_vif *mvif = msta->vif; 1156 struct wtbl_req_hdr *wtbl_hdr; 1157 struct tlv *sta_wtbl; 1158 struct sk_buff *skb; 1159 int ret; 1160 1161 if (enable && tx && !params->amsdu) 1162 msta->wcid.amsdu = false; 1163 1164 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, 1165 MT7915_STA_UPDATE_MAX_SIZE); 1166 if (IS_ERR(skb)) 1167 return PTR_ERR(skb); 1168 1169 sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv)); 1170 1171 wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_SET, sta_wtbl, 1172 &skb); 1173 mt7915_mcu_wtbl_ba_tlv(skb, params, enable, tx, sta_wtbl, wtbl_hdr); 1174 1175 ret = mt76_mcu_skb_send_msg(&dev->mt76, skb, 1176 MCU_EXT_CMD_STA_REC_UPDATE, true); 1177 if (ret) 1178 return ret; 1179 1180 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, 1181 MT7915_STA_UPDATE_MAX_SIZE); 1182 if (IS_ERR(skb)) 1183 return PTR_ERR(skb); 1184 1185 mt7915_mcu_sta_ba_tlv(skb, params, enable, tx); 1186 1187 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1188 MCU_EXT_CMD_STA_REC_UPDATE, true); 1189 } 1190 1191 int mt7915_mcu_add_tx_ba(struct mt7915_dev *dev, 1192 struct ieee80211_ampdu_params *params, 1193 bool enable) 1194 { 1195 return mt7915_mcu_sta_ba(dev, params, enable, true); 1196 } 1197 1198 int mt7915_mcu_add_rx_ba(struct mt7915_dev *dev, 1199 struct ieee80211_ampdu_params *params, 1200 bool enable) 1201 { 1202 return mt7915_mcu_sta_ba(dev, params, enable, false); 1203 } 1204 1205 static void 1206 mt7915_mcu_wtbl_generic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 1207 struct ieee80211_sta *sta, void *sta_wtbl, 1208 void *wtbl_tlv) 1209 { 1210 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 1211 struct wtbl_generic *generic; 1212 struct wtbl_rx *rx; 1213 struct tlv *tlv; 1214 1215 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_GENERIC, sizeof(*generic), 1216 wtbl_tlv, sta_wtbl); 1217 1218 generic = (struct wtbl_generic *)tlv; 1219 1220 if (sta) { 1221 memcpy(generic->peer_addr, sta->addr, ETH_ALEN); 1222 generic->partial_aid = cpu_to_le16(sta->aid); 1223 generic->muar_idx = mvif->omac_idx; 1224 generic->qos = sta->wme; 1225 } else { 1226 /* use BSSID in station mode */ 1227 if (vif->type == NL80211_IFTYPE_STATION) 1228 memcpy(generic->peer_addr, vif->bss_conf.bssid, 1229 ETH_ALEN); 1230 else 1231 eth_broadcast_addr(generic->peer_addr); 1232 1233 generic->muar_idx = 0xe; 1234 } 1235 1236 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_RX, sizeof(*rx), 1237 wtbl_tlv, sta_wtbl); 1238 1239 rx = (struct wtbl_rx *)tlv; 1240 rx->rca1 = sta ? vif->type != NL80211_IFTYPE_AP : 1; 1241 rx->rca2 = 1; 1242 rx->rv = 1; 1243 } 1244 1245 static void 1246 mt7915_mcu_sta_basic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 1247 struct ieee80211_sta *sta, bool enable) 1248 { 1249 #define EXTRA_INFO_VER BIT(0) 1250 #define EXTRA_INFO_NEW BIT(1) 1251 struct sta_rec_basic *basic; 1252 struct tlv *tlv; 1253 1254 tlv = mt7915_mcu_add_tlv(skb, STA_REC_BASIC, sizeof(*basic)); 1255 1256 basic = (struct sta_rec_basic *)tlv; 1257 basic->extra_info = cpu_to_le16(EXTRA_INFO_VER); 1258 1259 if (enable) { 1260 basic->extra_info |= cpu_to_le16(EXTRA_INFO_NEW); 1261 basic->conn_state = CONN_STATE_PORT_SECURE; 1262 } else { 1263 basic->conn_state = CONN_STATE_DISCONNECT; 1264 } 1265 1266 if (!sta) { 1267 basic->conn_type = cpu_to_le32(CONNECTION_INFRA_BC); 1268 eth_broadcast_addr(basic->peer_addr); 1269 return; 1270 } 1271 1272 switch (vif->type) { 1273 case NL80211_IFTYPE_MESH_POINT: 1274 case NL80211_IFTYPE_AP: 1275 basic->conn_type = cpu_to_le32(CONNECTION_INFRA_STA); 1276 break; 1277 case NL80211_IFTYPE_STATION: 1278 basic->conn_type = cpu_to_le32(CONNECTION_INFRA_AP); 1279 break; 1280 case NL80211_IFTYPE_ADHOC: 1281 basic->conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC); 1282 break; 1283 default: 1284 WARN_ON(1); 1285 break; 1286 } 1287 1288 memcpy(basic->peer_addr, sta->addr, ETH_ALEN); 1289 basic->aid = cpu_to_le16(sta->aid); 1290 basic->qos = sta->wme; 1291 } 1292 1293 static void 1294 mt7915_mcu_sta_he_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 1295 { 1296 struct ieee80211_sta_he_cap *he_cap = &sta->he_cap; 1297 struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem; 1298 struct sta_rec_he *he; 1299 struct tlv *tlv; 1300 u32 cap = 0; 1301 1302 tlv = mt7915_mcu_add_tlv(skb, STA_REC_HE, sizeof(*he)); 1303 1304 he = (struct sta_rec_he *)tlv; 1305 1306 if (elem->mac_cap_info[0] & IEEE80211_HE_MAC_CAP0_HTC_HE) 1307 cap |= STA_REC_HE_CAP_HTC; 1308 1309 if (elem->mac_cap_info[2] & IEEE80211_HE_MAC_CAP2_BSR) 1310 cap |= STA_REC_HE_CAP_BSR; 1311 1312 if (elem->mac_cap_info[3] & IEEE80211_HE_MAC_CAP3_OMI_CONTROL) 1313 cap |= STA_REC_HE_CAP_OM; 1314 1315 if (elem->mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_AMDSU_IN_AMPDU) 1316 cap |= STA_REC_HE_CAP_AMSDU_IN_AMPDU; 1317 1318 if (elem->mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_BQR) 1319 cap |= STA_REC_HE_CAP_BQR; 1320 1321 if (elem->phy_cap_info[0] & 1322 (IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G | 1323 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G)) 1324 cap |= STA_REC_HE_CAP_BW20_RU242_SUPPORT; 1325 1326 if (elem->phy_cap_info[1] & 1327 IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD) 1328 cap |= STA_REC_HE_CAP_LDPC; 1329 1330 if (elem->phy_cap_info[1] & 1331 IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US) 1332 cap |= STA_REC_HE_CAP_SU_PPDU_1LTF_8US_GI; 1333 1334 if (elem->phy_cap_info[2] & 1335 IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US) 1336 cap |= STA_REC_HE_CAP_NDP_4LTF_3DOT2MS_GI; 1337 1338 if (elem->phy_cap_info[2] & 1339 IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ) 1340 cap |= STA_REC_HE_CAP_LE_EQ_80M_TX_STBC; 1341 1342 if (elem->phy_cap_info[2] & 1343 IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ) 1344 cap |= STA_REC_HE_CAP_LE_EQ_80M_RX_STBC; 1345 1346 if (elem->phy_cap_info[6] & 1347 IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE) 1348 cap |= STA_REC_HE_CAP_PARTIAL_BW_EXT_RANGE; 1349 1350 if (elem->phy_cap_info[7] & 1351 IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI) 1352 cap |= STA_REC_HE_CAP_SU_MU_PPDU_4LTF_8US_GI; 1353 1354 if (elem->phy_cap_info[7] & 1355 IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ) 1356 cap |= STA_REC_HE_CAP_GT_80M_TX_STBC; 1357 1358 if (elem->phy_cap_info[7] & 1359 IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ) 1360 cap |= STA_REC_HE_CAP_GT_80M_RX_STBC; 1361 1362 if (elem->phy_cap_info[8] & 1363 IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI) 1364 cap |= STA_REC_HE_CAP_ER_SU_PPDU_4LTF_8US_GI; 1365 1366 if (elem->phy_cap_info[8] & 1367 IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI) 1368 cap |= STA_REC_HE_CAP_ER_SU_PPDU_1LTF_8US_GI; 1369 1370 if (elem->phy_cap_info[9] & 1371 IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK) 1372 cap |= STA_REC_HE_CAP_TRIG_CQI_FK; 1373 1374 if (elem->phy_cap_info[9] & 1375 IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU) 1376 cap |= STA_REC_HE_CAP_TX_1024QAM_UNDER_RU242; 1377 1378 if (elem->phy_cap_info[9] & 1379 IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU) 1380 cap |= STA_REC_HE_CAP_RX_1024QAM_UNDER_RU242; 1381 1382 he->he_cap = cpu_to_le32(cap); 1383 1384 switch (sta->bandwidth) { 1385 case IEEE80211_STA_RX_BW_160: 1386 if (elem->phy_cap_info[0] & 1387 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) 1388 he->max_nss_mcs[CMD_HE_MCS_BW8080] = 1389 he_cap->he_mcs_nss_supp.rx_mcs_80p80; 1390 1391 he->max_nss_mcs[CMD_HE_MCS_BW160] = 1392 he_cap->he_mcs_nss_supp.rx_mcs_160; 1393 fallthrough; 1394 default: 1395 he->max_nss_mcs[CMD_HE_MCS_BW80] = 1396 he_cap->he_mcs_nss_supp.rx_mcs_80; 1397 break; 1398 } 1399 1400 he->t_frame_dur = 1401 HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]); 1402 he->max_ampdu_exp = 1403 HE_MAC(CAP3_MAX_AMPDU_LEN_EXP_MASK, elem->mac_cap_info[3]); 1404 1405 he->bw_set = 1406 HE_PHY(CAP0_CHANNEL_WIDTH_SET_MASK, elem->phy_cap_info[0]); 1407 he->device_class = 1408 HE_PHY(CAP1_DEVICE_CLASS_A, elem->phy_cap_info[1]); 1409 he->punc_pream_rx = 1410 HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]); 1411 1412 he->dcm_tx_mode = 1413 HE_PHY(CAP3_DCM_MAX_CONST_TX_MASK, elem->phy_cap_info[3]); 1414 he->dcm_tx_max_nss = 1415 HE_PHY(CAP3_DCM_MAX_TX_NSS_2, elem->phy_cap_info[3]); 1416 he->dcm_rx_mode = 1417 HE_PHY(CAP3_DCM_MAX_CONST_RX_MASK, elem->phy_cap_info[3]); 1418 he->dcm_rx_max_nss = 1419 HE_PHY(CAP3_DCM_MAX_RX_NSS_2, elem->phy_cap_info[3]); 1420 he->dcm_rx_max_nss = 1421 HE_PHY(CAP8_DCM_MAX_RU_MASK, elem->phy_cap_info[8]); 1422 1423 he->pkt_ext = 2; 1424 } 1425 1426 static void 1427 mt7915_mcu_sta_uapsd_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, 1428 struct ieee80211_vif *vif) 1429 { 1430 struct sta_rec_uapsd *uapsd; 1431 struct tlv *tlv; 1432 1433 if (vif->type != NL80211_IFTYPE_AP || !sta->wme) 1434 return; 1435 1436 tlv = mt7915_mcu_add_tlv(skb, STA_REC_APPS, sizeof(*uapsd)); 1437 uapsd = (struct sta_rec_uapsd *)tlv; 1438 1439 if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VO) { 1440 uapsd->dac_map |= BIT(3); 1441 uapsd->tac_map |= BIT(3); 1442 } 1443 if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VI) { 1444 uapsd->dac_map |= BIT(2); 1445 uapsd->tac_map |= BIT(2); 1446 } 1447 if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BE) { 1448 uapsd->dac_map |= BIT(1); 1449 uapsd->tac_map |= BIT(1); 1450 } 1451 if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BK) { 1452 uapsd->dac_map |= BIT(0); 1453 uapsd->tac_map |= BIT(0); 1454 } 1455 uapsd->max_sp = sta->max_sp; 1456 } 1457 1458 static void 1459 mt7915_mcu_sta_muru_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 1460 { 1461 struct ieee80211_sta_he_cap *he_cap = &sta->he_cap; 1462 struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem; 1463 struct sta_rec_muru *muru; 1464 struct tlv *tlv; 1465 1466 tlv = mt7915_mcu_add_tlv(skb, STA_REC_MURU, sizeof(*muru)); 1467 1468 muru = (struct sta_rec_muru *)tlv; 1469 muru->cfg.ofdma_dl_en = true; 1470 muru->cfg.mimo_dl_en = true; 1471 1472 muru->ofdma_dl.punc_pream_rx = 1473 HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]); 1474 muru->ofdma_dl.he_20m_in_40m_2g = 1475 HE_PHY(CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G, elem->phy_cap_info[8]); 1476 muru->ofdma_dl.he_20m_in_160m = 1477 HE_PHY(CAP8_20MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]); 1478 muru->ofdma_dl.he_80m_in_160m = 1479 HE_PHY(CAP8_80MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]); 1480 muru->ofdma_dl.lt16_sigb = 0; 1481 muru->ofdma_dl.rx_su_comp_sigb = 0; 1482 muru->ofdma_dl.rx_su_non_comp_sigb = 0; 1483 1484 muru->ofdma_ul.t_frame_dur = 1485 HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]); 1486 muru->ofdma_ul.mu_cascading = 1487 HE_MAC(CAP2_MU_CASCADING, elem->mac_cap_info[2]); 1488 muru->ofdma_ul.uo_ra = 1489 HE_MAC(CAP3_OFDMA_RA, elem->mac_cap_info[3]); 1490 muru->ofdma_ul.he_2x996_tone = 0; 1491 muru->ofdma_ul.rx_t_frame_11ac = 0; 1492 1493 muru->mimo_dl.vht_mu_bfee = 1494 !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE); 1495 muru->mimo_dl.partial_bw_dl_mimo = 1496 HE_PHY(CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO, elem->phy_cap_info[6]); 1497 1498 muru->mimo_ul.full_ul_mimo = 1499 HE_PHY(CAP2_UL_MU_FULL_MU_MIMO, elem->phy_cap_info[2]); 1500 muru->mimo_ul.partial_ul_mimo = 1501 HE_PHY(CAP2_UL_MU_PARTIAL_MU_MIMO, elem->phy_cap_info[2]); 1502 } 1503 1504 static int 1505 mt7915_mcu_add_mu(struct mt7915_dev *dev, struct ieee80211_vif *vif, 1506 struct ieee80211_sta *sta) 1507 { 1508 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 1509 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 1510 struct sk_buff *skb; 1511 int len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_muru); 1512 1513 if (!sta->vht_cap.vht_supported && !sta->he_cap.has_he) 1514 return 0; 1515 1516 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 1517 if (IS_ERR(skb)) 1518 return PTR_ERR(skb); 1519 1520 /* starec muru */ 1521 mt7915_mcu_sta_muru_tlv(skb, sta); 1522 1523 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1524 MCU_EXT_CMD_STA_REC_UPDATE, true); 1525 } 1526 1527 static void 1528 mt7915_mcu_sta_amsdu_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 1529 { 1530 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 1531 struct sta_rec_amsdu *amsdu; 1532 struct tlv *tlv; 1533 1534 if (!sta->max_amsdu_len) 1535 return; 1536 1537 tlv = mt7915_mcu_add_tlv(skb, STA_REC_HW_AMSDU, sizeof(*amsdu)); 1538 amsdu = (struct sta_rec_amsdu *)tlv; 1539 amsdu->max_amsdu_num = 8; 1540 amsdu->amsdu_en = true; 1541 amsdu->max_mpdu_size = sta->max_amsdu_len >= 1542 IEEE80211_MAX_MPDU_LEN_VHT_7991; 1543 msta->wcid.amsdu = true; 1544 } 1545 1546 static bool 1547 mt7915_hw_amsdu_supported(struct ieee80211_vif *vif) 1548 { 1549 switch (vif->type) { 1550 case NL80211_IFTYPE_AP: 1551 case NL80211_IFTYPE_STATION: 1552 return true; 1553 default: 1554 return false; 1555 } 1556 } 1557 1558 static void 1559 mt7915_mcu_sta_tlv(struct mt7915_dev *dev, struct sk_buff *skb, 1560 struct ieee80211_sta *sta, struct ieee80211_vif *vif) 1561 { 1562 struct tlv *tlv; 1563 1564 /* starec ht */ 1565 if (sta->ht_cap.ht_supported) { 1566 struct sta_rec_ht *ht; 1567 1568 tlv = mt7915_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht)); 1569 ht = (struct sta_rec_ht *)tlv; 1570 ht->ht_cap = cpu_to_le16(sta->ht_cap.cap); 1571 1572 if (mt7915_hw_amsdu_supported(vif)) 1573 mt7915_mcu_sta_amsdu_tlv(skb, sta); 1574 } 1575 1576 /* starec vht */ 1577 if (sta->vht_cap.vht_supported) { 1578 struct sta_rec_vht *vht; 1579 1580 tlv = mt7915_mcu_add_tlv(skb, STA_REC_VHT, sizeof(*vht)); 1581 vht = (struct sta_rec_vht *)tlv; 1582 vht->vht_cap = cpu_to_le32(sta->vht_cap.cap); 1583 vht->vht_rx_mcs_map = sta->vht_cap.vht_mcs.rx_mcs_map; 1584 vht->vht_tx_mcs_map = sta->vht_cap.vht_mcs.tx_mcs_map; 1585 } 1586 1587 /* starec he */ 1588 if (sta->he_cap.has_he) 1589 mt7915_mcu_sta_he_tlv(skb, sta); 1590 1591 /* starec uapsd */ 1592 mt7915_mcu_sta_uapsd_tlv(skb, sta, vif); 1593 } 1594 1595 static void 1596 mt7915_mcu_wtbl_smps_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, 1597 void *sta_wtbl, void *wtbl_tlv) 1598 { 1599 struct wtbl_smps *smps; 1600 struct tlv *tlv; 1601 1602 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_SMPS, sizeof(*smps), 1603 wtbl_tlv, sta_wtbl); 1604 smps = (struct wtbl_smps *)tlv; 1605 1606 if (sta->smps_mode == IEEE80211_SMPS_DYNAMIC) 1607 smps->smps = true; 1608 } 1609 1610 static void 1611 mt7915_mcu_wtbl_ht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, 1612 void *sta_wtbl, void *wtbl_tlv) 1613 { 1614 struct wtbl_ht *ht = NULL; 1615 struct tlv *tlv; 1616 1617 /* wtbl ht */ 1618 if (sta->ht_cap.ht_supported) { 1619 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_HT, sizeof(*ht), 1620 wtbl_tlv, sta_wtbl); 1621 ht = (struct wtbl_ht *)tlv; 1622 ht->ldpc = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING); 1623 ht->af = sta->ht_cap.ampdu_factor; 1624 ht->mm = sta->ht_cap.ampdu_density; 1625 ht->ht = true; 1626 } 1627 1628 /* wtbl vht */ 1629 if (sta->vht_cap.vht_supported) { 1630 struct wtbl_vht *vht; 1631 u8 af; 1632 1633 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_VHT, sizeof(*vht), 1634 wtbl_tlv, sta_wtbl); 1635 vht = (struct wtbl_vht *)tlv; 1636 vht->ldpc = !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC); 1637 vht->vht = true; 1638 1639 af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK, 1640 sta->vht_cap.cap); 1641 if (ht) 1642 ht->af = max_t(u8, ht->af, af); 1643 } 1644 1645 mt7915_mcu_wtbl_smps_tlv(skb, sta, sta_wtbl, wtbl_tlv); 1646 } 1647 1648 static void 1649 mt7915_mcu_wtbl_hdr_trans_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 1650 struct ieee80211_sta *sta, 1651 void *sta_wtbl, void *wtbl_tlv) 1652 { 1653 struct mt7915_sta *msta; 1654 struct wtbl_hdr_trans *htr = NULL; 1655 struct tlv *tlv; 1656 1657 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_HDR_TRANS, sizeof(*htr), 1658 wtbl_tlv, sta_wtbl); 1659 htr = (struct wtbl_hdr_trans *)tlv; 1660 htr->no_rx_trans = true; 1661 if (vif->type == NL80211_IFTYPE_STATION) 1662 htr->to_ds = true; 1663 else 1664 htr->from_ds = true; 1665 1666 if (!sta) 1667 return; 1668 1669 msta = (struct mt7915_sta *)sta->drv_priv; 1670 if (test_bit(MT_WCID_FLAG_4ADDR, &msta->wcid.flags)) { 1671 htr->to_ds = true; 1672 htr->from_ds = true; 1673 } 1674 } 1675 1676 int mt7915_mcu_sta_update_hdr_trans(struct mt7915_dev *dev, 1677 struct ieee80211_vif *vif, 1678 struct ieee80211_sta *sta) 1679 { 1680 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 1681 struct wtbl_req_hdr *wtbl_hdr; 1682 struct sk_buff *skb; 1683 1684 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, MT7915_WTBL_UPDATE_MAX_SIZE); 1685 if (!skb) 1686 return -ENOMEM; 1687 1688 wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_SET, NULL, &skb); 1689 mt7915_mcu_wtbl_hdr_trans_tlv(skb, vif, sta, NULL, wtbl_hdr); 1690 1691 return mt76_mcu_skb_send_msg(&dev->mt76, skb, MCU_EXT_CMD_WTBL_UPDATE, 1692 true); 1693 } 1694 1695 int mt7915_mcu_add_smps(struct mt7915_dev *dev, struct ieee80211_vif *vif, 1696 struct ieee80211_sta *sta) 1697 { 1698 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 1699 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 1700 struct wtbl_req_hdr *wtbl_hdr; 1701 struct tlv *sta_wtbl; 1702 struct sk_buff *skb; 1703 1704 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, 1705 MT7915_STA_UPDATE_MAX_SIZE); 1706 if (IS_ERR(skb)) 1707 return PTR_ERR(skb); 1708 1709 sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv)); 1710 1711 wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_SET, sta_wtbl, 1712 &skb); 1713 mt7915_mcu_wtbl_smps_tlv(skb, sta, sta_wtbl, wtbl_hdr); 1714 1715 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 1716 MCU_EXT_CMD_STA_REC_UPDATE, true); 1717 } 1718 1719 static void 1720 mt7915_mcu_sta_sounding_rate(struct sta_rec_bf *bf) 1721 { 1722 bf->sounding_phy = MT_PHY_TYPE_OFDM; 1723 bf->ndp_rate = 0; /* mcs0 */ 1724 bf->ndpa_rate = MT7915_CFEND_RATE_DEFAULT; /* ofdm 24m */ 1725 bf->rept_poll_rate = MT7915_CFEND_RATE_DEFAULT; /* ofdm 24m */ 1726 } 1727 1728 static void 1729 mt7915_mcu_sta_bfer_ht(struct ieee80211_sta *sta, struct sta_rec_bf *bf) 1730 { 1731 struct ieee80211_mcs_info *mcs = &sta->ht_cap.mcs; 1732 u8 n = 0; 1733 1734 bf->tx_mode = MT_PHY_TYPE_HT; 1735 bf->bf_cap |= MT_IBF; 1736 1737 if (mcs->tx_params & IEEE80211_HT_MCS_TX_RX_DIFF && 1738 (mcs->tx_params & IEEE80211_HT_MCS_TX_DEFINED)) 1739 n = FIELD_GET(IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK, 1740 mcs->tx_params); 1741 else if (mcs->rx_mask[3]) 1742 n = 3; 1743 else if (mcs->rx_mask[2]) 1744 n = 2; 1745 else if (mcs->rx_mask[1]) 1746 n = 1; 1747 1748 bf->nc = min_t(u8, bf->nr, n); 1749 bf->ibf_ncol = bf->nc; 1750 1751 if (sta->bandwidth <= IEEE80211_STA_RX_BW_40 && !bf->nc) 1752 bf->ibf_timeout = 0x48; 1753 } 1754 1755 static void 1756 mt7915_mcu_sta_bfer_vht(struct ieee80211_sta *sta, struct mt7915_phy *phy, 1757 struct sta_rec_bf *bf) 1758 { 1759 struct ieee80211_sta_vht_cap *pc = &sta->vht_cap; 1760 struct ieee80211_sta_vht_cap *vc = &phy->mt76->sband_5g.sband.vht_cap; 1761 u8 bfee_nr, bfer_nr, n, tx_ant = hweight8(phy->chainmask) - 1; 1762 u16 mcs_map; 1763 1764 bf->tx_mode = MT_PHY_TYPE_VHT; 1765 bf->bf_cap |= MT_EBF; 1766 1767 mt7915_mcu_sta_sounding_rate(bf); 1768 1769 bfee_nr = FIELD_GET(IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK, 1770 pc->cap); 1771 bfer_nr = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, 1772 vc->cap); 1773 mcs_map = le16_to_cpu(pc->vht_mcs.rx_mcs_map); 1774 1775 n = min_t(u8, bfer_nr, bfee_nr); 1776 bf->nr = min_t(u8, n, tx_ant); 1777 n = mt7915_mcu_get_sta_nss(mcs_map); 1778 1779 bf->nc = min_t(u8, n, bf->nr); 1780 bf->ibf_ncol = bf->nc; 1781 1782 /* force nr from 4 to 2 */ 1783 if (sta->bandwidth == IEEE80211_STA_RX_BW_160) 1784 bf->nr = 1; 1785 } 1786 1787 static void 1788 mt7915_mcu_sta_bfer_he(struct ieee80211_sta *sta, struct ieee80211_vif *vif, 1789 struct mt7915_phy *phy, struct sta_rec_bf *bf) 1790 { 1791 struct ieee80211_sta_he_cap *pc = &sta->he_cap; 1792 struct ieee80211_he_cap_elem *pe = &pc->he_cap_elem; 1793 const struct ieee80211_he_cap_elem *ve; 1794 const struct ieee80211_sta_he_cap *vc; 1795 u8 bfee_nr, bfer_nr, nss_mcs; 1796 u16 mcs_map; 1797 1798 vc = mt7915_get_he_phy_cap(phy, vif); 1799 ve = &vc->he_cap_elem; 1800 1801 bf->tx_mode = MT_PHY_TYPE_HE_SU; 1802 bf->bf_cap |= MT_EBF; 1803 1804 mt7915_mcu_sta_sounding_rate(bf); 1805 1806 bf->trigger_su = HE_PHY(CAP6_TRIG_SU_BEAMFORMER_FB, 1807 pe->phy_cap_info[6]); 1808 bf->trigger_mu = HE_PHY(CAP6_TRIG_MU_BEAMFORMER_FB, 1809 pe->phy_cap_info[6]); 1810 bfer_nr = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, 1811 ve->phy_cap_info[5]); 1812 bfee_nr = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK, 1813 pe->phy_cap_info[4]); 1814 1815 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.tx_mcs_80); 1816 nss_mcs = mt7915_mcu_get_sta_nss(mcs_map); 1817 1818 bf->nr = min_t(u8, bfer_nr, bfee_nr); 1819 bf->nc = min_t(u8, nss_mcs, bf->nr); 1820 bf->ibf_ncol = bf->nc; 1821 1822 if (sta->bandwidth != IEEE80211_STA_RX_BW_160) 1823 return; 1824 1825 /* go over for 160MHz and 80p80 */ 1826 if (pe->phy_cap_info[0] & 1827 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) { 1828 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_160); 1829 nss_mcs = mt7915_mcu_get_sta_nss(mcs_map); 1830 1831 bf->nc_bw160 = nss_mcs; 1832 } 1833 1834 if (pe->phy_cap_info[0] & 1835 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) { 1836 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_80p80); 1837 nss_mcs = mt7915_mcu_get_sta_nss(mcs_map); 1838 1839 if (bf->nc_bw160) 1840 bf->nc_bw160 = min_t(u8, bf->nc_bw160, nss_mcs); 1841 else 1842 bf->nc_bw160 = nss_mcs; 1843 } 1844 1845 bfer_nr = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK, 1846 ve->phy_cap_info[5]); 1847 bfee_nr = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK, 1848 pe->phy_cap_info[4]); 1849 1850 bf->nr_bw160 = min_t(int, bfer_nr, bfee_nr); 1851 } 1852 1853 static void 1854 mt7915_mcu_sta_bfer_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, 1855 struct ieee80211_vif *vif, struct mt7915_phy *phy, 1856 bool enable) 1857 { 1858 struct sta_rec_bf *bf; 1859 struct tlv *tlv; 1860 int tx_ant = hweight8(phy->chainmask) - 1; 1861 const u8 matrix[4][4] = { 1862 {0, 0, 0, 0}, 1863 {1, 1, 0, 0}, /* 2x1, 2x2, 2x3, 2x4 */ 1864 {2, 4, 4, 0}, /* 3x1, 3x2, 3x3, 3x4 */ 1865 {3, 5, 6, 0} /* 4x1, 4x2, 4x3, 4x4 */ 1866 }; 1867 1868 #define MT_BFER_FREE cpu_to_le16(GENMASK(15, 0)) 1869 1870 tlv = mt7915_mcu_add_tlv(skb, STA_REC_BF, sizeof(*bf)); 1871 bf = (struct sta_rec_bf *)tlv; 1872 1873 if (!enable) { 1874 bf->pfmu = MT_BFER_FREE; 1875 return; 1876 } 1877 1878 bf->bw = sta->bandwidth; 1879 bf->ibf_dbw = sta->bandwidth; 1880 bf->ibf_nrow = tx_ant; 1881 bf->ibf_timeout = 0x18; 1882 1883 if (sta->he_cap.has_he) 1884 mt7915_mcu_sta_bfer_he(sta, vif, phy, bf); 1885 else if (sta->vht_cap.vht_supported) 1886 mt7915_mcu_sta_bfer_vht(sta, phy, bf); 1887 else if (sta->ht_cap.ht_supported) 1888 mt7915_mcu_sta_bfer_ht(sta, bf); 1889 1890 if (bf->bf_cap & MT_EBF && bf->nr != tx_ant) 1891 bf->mem_20m = matrix[tx_ant][bf->nc]; 1892 else 1893 bf->mem_20m = matrix[bf->nr][bf->nc]; 1894 1895 switch (sta->bandwidth) { 1896 case IEEE80211_STA_RX_BW_160: 1897 case IEEE80211_STA_RX_BW_80: 1898 bf->mem_total = bf->mem_20m * 2; 1899 break; 1900 case IEEE80211_STA_RX_BW_40: 1901 bf->mem_total = bf->mem_20m; 1902 break; 1903 case IEEE80211_STA_RX_BW_20: 1904 default: 1905 break; 1906 } 1907 } 1908 1909 static void 1910 mt7915_mcu_sta_bfee_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, 1911 struct mt7915_phy *phy) 1912 { 1913 struct sta_rec_bfee *bfee; 1914 struct tlv *tlv; 1915 int tx_ant = hweight8(phy->chainmask) - 1; 1916 u8 nr = 0; 1917 1918 tlv = mt7915_mcu_add_tlv(skb, STA_REC_BFEE, sizeof(*bfee)); 1919 bfee = (struct sta_rec_bfee *)tlv; 1920 1921 if (sta->he_cap.has_he) { 1922 struct ieee80211_he_cap_elem *pe = &sta->he_cap.he_cap_elem; 1923 1924 nr = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, 1925 pe->phy_cap_info[5]); 1926 } else if (sta->vht_cap.vht_supported) { 1927 struct ieee80211_sta_vht_cap *pc = &sta->vht_cap; 1928 1929 nr = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, 1930 pc->cap); 1931 } 1932 1933 /* reply with identity matrix to avoid 2x2 BF negative gain */ 1934 if (nr == 1 && tx_ant == 2) 1935 bfee->fb_identity_matrix = true; 1936 } 1937 1938 static u8 1939 mt7915_mcu_sta_txbf_type(struct mt7915_phy *phy, struct ieee80211_vif *vif, 1940 struct ieee80211_sta *sta) 1941 { 1942 u8 type = 0; 1943 1944 if (vif->type != NL80211_IFTYPE_STATION && 1945 vif->type != NL80211_IFTYPE_AP) 1946 return 0; 1947 1948 if (sta->he_cap.has_he) { 1949 struct ieee80211_he_cap_elem *pe; 1950 const struct ieee80211_he_cap_elem *ve; 1951 const struct ieee80211_sta_he_cap *vc; 1952 1953 pe = &sta->he_cap.he_cap_elem; 1954 vc = mt7915_get_he_phy_cap(phy, vif); 1955 ve = &vc->he_cap_elem; 1956 1957 if ((HE_PHY(CAP3_SU_BEAMFORMER, pe->phy_cap_info[3]) || 1958 HE_PHY(CAP4_MU_BEAMFORMER, pe->phy_cap_info[4])) && 1959 HE_PHY(CAP4_SU_BEAMFORMEE, ve->phy_cap_info[4])) 1960 type |= MT_STA_BFEE; 1961 1962 if ((HE_PHY(CAP3_SU_BEAMFORMER, ve->phy_cap_info[3]) || 1963 HE_PHY(CAP4_MU_BEAMFORMER, ve->phy_cap_info[4])) && 1964 HE_PHY(CAP4_SU_BEAMFORMEE, pe->phy_cap_info[4])) 1965 type |= MT_STA_BFER; 1966 } else if (sta->vht_cap.vht_supported) { 1967 struct ieee80211_sta_vht_cap *pc; 1968 struct ieee80211_sta_vht_cap *vc; 1969 u32 cr, ce; 1970 1971 pc = &sta->vht_cap; 1972 vc = &phy->mt76->sband_5g.sband.vht_cap; 1973 cr = IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE | 1974 IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE; 1975 ce = IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE | 1976 IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE; 1977 1978 if ((pc->cap & cr) && (vc->cap & ce)) 1979 type |= MT_STA_BFEE; 1980 1981 if ((vc->cap & cr) && (pc->cap & ce)) 1982 type |= MT_STA_BFER; 1983 } else if (sta->ht_cap.ht_supported) { 1984 /* TODO: iBF */ 1985 } 1986 1987 return type; 1988 } 1989 1990 static int 1991 mt7915_mcu_add_txbf(struct mt7915_dev *dev, struct ieee80211_vif *vif, 1992 struct ieee80211_sta *sta, bool enable) 1993 { 1994 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 1995 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 1996 struct mt7915_phy *phy; 1997 struct sk_buff *skb; 1998 int r, len; 1999 u8 type; 2000 2001 phy = mvif->band_idx ? mt7915_ext_phy(dev) : &dev->phy; 2002 2003 type = mt7915_mcu_sta_txbf_type(phy, vif, sta); 2004 2005 /* must keep each tag independent */ 2006 2007 /* starec bf */ 2008 if (type & MT_STA_BFER) { 2009 len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_bf); 2010 2011 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 2012 if (IS_ERR(skb)) 2013 return PTR_ERR(skb); 2014 2015 mt7915_mcu_sta_bfer_tlv(skb, sta, vif, phy, enable); 2016 2017 r = mt76_mcu_skb_send_msg(&dev->mt76, skb, 2018 MCU_EXT_CMD_STA_REC_UPDATE, true); 2019 if (r) 2020 return r; 2021 } 2022 2023 /* starec bfee */ 2024 if (type & MT_STA_BFEE) { 2025 len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_bfee); 2026 2027 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 2028 if (IS_ERR(skb)) 2029 return PTR_ERR(skb); 2030 2031 mt7915_mcu_sta_bfee_tlv(skb, sta, phy); 2032 2033 r = mt76_mcu_skb_send_msg(&dev->mt76, skb, 2034 MCU_EXT_CMD_STA_REC_UPDATE, true); 2035 if (r) 2036 return r; 2037 } 2038 2039 return 0; 2040 } 2041 2042 static void 2043 mt7915_mcu_sta_rate_ctrl_tlv(struct sk_buff *skb, struct mt7915_dev *dev, 2044 struct ieee80211_vif *vif, 2045 struct ieee80211_sta *sta) 2046 { 2047 struct cfg80211_chan_def *chandef = &dev->mphy.chandef; 2048 struct sta_rec_ra *ra; 2049 struct tlv *tlv; 2050 enum nl80211_band band = chandef->chan->band; 2051 u32 supp_rate = sta->supp_rates[band]; 2052 int n_rates = hweight32(supp_rate); 2053 u32 cap = sta->wme ? STA_CAP_WMM : 0; 2054 u8 i, nss = sta->rx_nss, mcs = 0; 2055 2056 tlv = mt7915_mcu_add_tlv(skb, STA_REC_RA, sizeof(*ra)); 2057 2058 ra = (struct sta_rec_ra *)tlv; 2059 ra->valid = true; 2060 ra->auto_rate = true; 2061 ra->phy_mode = mt7915_get_phy_mode(dev, vif, band, sta); 2062 ra->channel = chandef->chan->hw_value; 2063 ra->bw = sta->bandwidth; 2064 ra->rate_len = n_rates; 2065 ra->phy.bw = sta->bandwidth; 2066 2067 if (n_rates) { 2068 if (band == NL80211_BAND_2GHZ) { 2069 ra->supp_mode = MODE_CCK; 2070 ra->supp_cck_rate = supp_rate & GENMASK(3, 0); 2071 ra->phy.type = MT_PHY_TYPE_CCK; 2072 2073 if (n_rates > 4) { 2074 ra->supp_mode |= MODE_OFDM; 2075 ra->supp_ofdm_rate = supp_rate >> 4; 2076 ra->phy.type = MT_PHY_TYPE_OFDM; 2077 } 2078 } else { 2079 ra->supp_mode = MODE_OFDM; 2080 ra->supp_ofdm_rate = supp_rate; 2081 ra->phy.type = MT_PHY_TYPE_OFDM; 2082 } 2083 } 2084 2085 if (sta->ht_cap.ht_supported) { 2086 for (i = 0; i < nss; i++) 2087 ra->ht_mcs[i] = sta->ht_cap.mcs.rx_mask[i]; 2088 2089 ra->supp_ht_mcs = *(__le32 *)ra->ht_mcs; 2090 ra->supp_mode |= MODE_HT; 2091 mcs = hweight32(le32_to_cpu(ra->supp_ht_mcs)) - 1; 2092 ra->af = sta->ht_cap.ampdu_factor; 2093 ra->ht_gf = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_GRN_FLD); 2094 2095 cap |= STA_CAP_HT; 2096 if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20) 2097 cap |= STA_CAP_SGI_20; 2098 if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40) 2099 cap |= STA_CAP_SGI_40; 2100 if (sta->ht_cap.cap & IEEE80211_HT_CAP_TX_STBC) 2101 cap |= STA_CAP_TX_STBC; 2102 if (sta->ht_cap.cap & IEEE80211_HT_CAP_RX_STBC) 2103 cap |= STA_CAP_RX_STBC; 2104 if (sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING) 2105 cap |= STA_CAP_LDPC; 2106 } 2107 2108 if (sta->vht_cap.vht_supported) { 2109 u16 mcs_map = le16_to_cpu(sta->vht_cap.vht_mcs.rx_mcs_map); 2110 u16 vht_mcs; 2111 u8 af, mcs_prev; 2112 2113 af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK, 2114 sta->vht_cap.cap); 2115 ra->af = max_t(u8, ra->af, af); 2116 2117 cap |= STA_CAP_VHT; 2118 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80) 2119 cap |= STA_CAP_VHT_SGI_80; 2120 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160) 2121 cap |= STA_CAP_VHT_SGI_160; 2122 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_TXSTBC) 2123 cap |= STA_CAP_VHT_TX_STBC; 2124 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_RXSTBC_1) 2125 cap |= STA_CAP_VHT_RX_STBC; 2126 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC) 2127 cap |= STA_CAP_VHT_LDPC; 2128 2129 ra->supp_mode |= MODE_VHT; 2130 for (mcs = 0, i = 0; i < nss; i++, mcs_map >>= 2) { 2131 switch (mcs_map & 0x3) { 2132 case IEEE80211_VHT_MCS_SUPPORT_0_9: 2133 vht_mcs = GENMASK(9, 0); 2134 break; 2135 case IEEE80211_VHT_MCS_SUPPORT_0_8: 2136 vht_mcs = GENMASK(8, 0); 2137 break; 2138 case IEEE80211_VHT_MCS_SUPPORT_0_7: 2139 vht_mcs = GENMASK(7, 0); 2140 break; 2141 default: 2142 vht_mcs = 0; 2143 } 2144 2145 ra->supp_vht_mcs[i] = cpu_to_le16(vht_mcs); 2146 2147 mcs_prev = hweight16(vht_mcs) - 1; 2148 if (mcs_prev > mcs) 2149 mcs = mcs_prev; 2150 2151 /* only support 2ss on 160MHz */ 2152 if (i > 1 && (ra->bw == CMD_CBW_160MHZ || 2153 ra->bw == CMD_CBW_8080MHZ)) 2154 break; 2155 } 2156 } 2157 2158 if (sta->he_cap.has_he) { 2159 ra->supp_mode |= MODE_HE; 2160 cap |= STA_CAP_HE; 2161 } 2162 2163 ra->sta_status = cpu_to_le32(cap); 2164 2165 switch (BIT(fls(ra->supp_mode) - 1)) { 2166 case MODE_VHT: 2167 ra->phy.type = MT_PHY_TYPE_VHT; 2168 ra->phy.mcs = mcs; 2169 ra->phy.nss = nss; 2170 ra->phy.stbc = !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_TXSTBC); 2171 ra->phy.ldpc = !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC); 2172 ra->phy.sgi = 2173 !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80); 2174 break; 2175 case MODE_HT: 2176 ra->phy.type = MT_PHY_TYPE_HT; 2177 ra->phy.mcs = mcs; 2178 ra->phy.ldpc = sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING; 2179 ra->phy.stbc = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_TX_STBC); 2180 ra->phy.sgi = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20); 2181 break; 2182 default: 2183 break; 2184 } 2185 } 2186 2187 int mt7915_mcu_add_rate_ctrl(struct mt7915_dev *dev, struct ieee80211_vif *vif, 2188 struct ieee80211_sta *sta) 2189 { 2190 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2191 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 2192 struct sk_buff *skb; 2193 int len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_ra); 2194 2195 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 2196 if (IS_ERR(skb)) 2197 return PTR_ERR(skb); 2198 2199 mt7915_mcu_sta_rate_ctrl_tlv(skb, dev, vif, sta); 2200 2201 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 2202 MCU_EXT_CMD_STA_REC_UPDATE, true); 2203 } 2204 2205 static int 2206 mt7915_mcu_add_group(struct mt7915_dev *dev, struct ieee80211_vif *vif, 2207 struct ieee80211_sta *sta) 2208 { 2209 #define MT_STA_BSS_GROUP 1 2210 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2211 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 2212 struct { 2213 __le32 action; 2214 u8 wlan_idx_lo; 2215 u8 status; 2216 u8 wlan_idx_hi; 2217 u8 rsv0[5]; 2218 __le32 val; 2219 u8 rsv1[8]; 2220 } __packed req = { 2221 .action = cpu_to_le32(MT_STA_BSS_GROUP), 2222 .wlan_idx_lo = to_wcid_lo(msta->wcid.idx), 2223 .wlan_idx_hi = to_wcid_hi(msta->wcid.idx), 2224 .val = cpu_to_le32(mvif->idx % 16), 2225 }; 2226 2227 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_DRR_CTRL, &req, 2228 sizeof(req), true); 2229 } 2230 2231 int mt7915_mcu_add_sta_adv(struct mt7915_dev *dev, struct ieee80211_vif *vif, 2232 struct ieee80211_sta *sta, bool enable) 2233 { 2234 int ret; 2235 2236 if (!sta) 2237 return 0; 2238 2239 /* must keep the order */ 2240 ret = mt7915_mcu_add_group(dev, vif, sta); 2241 if (ret) 2242 return ret; 2243 2244 ret = mt7915_mcu_add_txbf(dev, vif, sta, enable); 2245 if (ret) 2246 return ret; 2247 2248 ret = mt7915_mcu_add_mu(dev, vif, sta); 2249 if (ret) 2250 return ret; 2251 2252 if (enable) 2253 return mt7915_mcu_add_rate_ctrl(dev, vif, sta); 2254 2255 return 0; 2256 } 2257 2258 int mt7915_mcu_add_sta(struct mt7915_dev *dev, struct ieee80211_vif *vif, 2259 struct ieee80211_sta *sta, bool enable) 2260 { 2261 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2262 struct wtbl_req_hdr *wtbl_hdr; 2263 struct mt7915_sta *msta; 2264 struct tlv *sta_wtbl; 2265 struct sk_buff *skb; 2266 2267 msta = sta ? (struct mt7915_sta *)sta->drv_priv : &mvif->sta; 2268 2269 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, 2270 MT7915_STA_UPDATE_MAX_SIZE); 2271 if (IS_ERR(skb)) 2272 return PTR_ERR(skb); 2273 2274 mt7915_mcu_sta_basic_tlv(skb, vif, sta, enable); 2275 if (enable && sta) 2276 mt7915_mcu_sta_tlv(dev, skb, sta, vif); 2277 2278 sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv)); 2279 2280 wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_RESET_AND_SET, 2281 sta_wtbl, &skb); 2282 if (enable) { 2283 mt7915_mcu_wtbl_generic_tlv(skb, vif, sta, sta_wtbl, wtbl_hdr); 2284 mt7915_mcu_wtbl_hdr_trans_tlv(skb, vif, sta, sta_wtbl, wtbl_hdr); 2285 if (sta) 2286 mt7915_mcu_wtbl_ht_tlv(skb, sta, sta_wtbl, wtbl_hdr); 2287 } 2288 2289 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 2290 MCU_EXT_CMD_STA_REC_UPDATE, true); 2291 } 2292 2293 int mt7915_mcu_set_fixed_rate(struct mt7915_dev *dev, 2294 struct ieee80211_sta *sta, u32 rate) 2295 { 2296 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 2297 struct mt7915_vif *mvif = msta->vif; 2298 struct sta_rec_ra_fixed *ra; 2299 struct sk_buff *skb; 2300 struct tlv *tlv; 2301 int len = sizeof(struct sta_req_hdr) + sizeof(*ra); 2302 2303 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 2304 if (IS_ERR(skb)) 2305 return PTR_ERR(skb); 2306 2307 tlv = mt7915_mcu_add_tlv(skb, STA_REC_RA_UPDATE, sizeof(*ra)); 2308 ra = (struct sta_rec_ra_fixed *)tlv; 2309 2310 if (!rate) { 2311 ra->field = cpu_to_le32(RATE_PARAM_AUTO); 2312 goto out; 2313 } else { 2314 ra->field = cpu_to_le32(RATE_PARAM_FIXED); 2315 } 2316 2317 ra->phy.type = FIELD_GET(RATE_CFG_PHY_TYPE, rate); 2318 ra->phy.bw = FIELD_GET(RATE_CFG_BW, rate); 2319 ra->phy.nss = FIELD_GET(RATE_CFG_NSS, rate); 2320 ra->phy.mcs = FIELD_GET(RATE_CFG_MCS, rate); 2321 ra->phy.stbc = FIELD_GET(RATE_CFG_STBC, rate); 2322 2323 if (ra->phy.bw) 2324 ra->phy.ldpc = 7; 2325 else 2326 ra->phy.ldpc = FIELD_GET(RATE_CFG_LDPC, rate) * 7; 2327 2328 /* HT/VHT - SGI: 1, LGI: 0; HE - SGI: 0, MGI: 1, LGI: 2 */ 2329 if (ra->phy.type > MT_PHY_TYPE_VHT) 2330 ra->phy.sgi = ra->phy.mcs * 85; 2331 else 2332 ra->phy.sgi = ra->phy.mcs * 15; 2333 2334 out: 2335 return mt76_mcu_skb_send_msg(&dev->mt76, skb, 2336 MCU_EXT_CMD_STA_REC_UPDATE, true); 2337 } 2338 2339 int mt7915_mcu_add_dev_info(struct mt7915_phy *phy, 2340 struct ieee80211_vif *vif, bool enable) 2341 { 2342 struct mt7915_dev *dev = phy->dev; 2343 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2344 struct { 2345 struct req_hdr { 2346 u8 omac_idx; 2347 u8 dbdc_idx; 2348 __le16 tlv_num; 2349 u8 is_tlv_append; 2350 u8 rsv[3]; 2351 } __packed hdr; 2352 struct req_tlv { 2353 __le16 tag; 2354 __le16 len; 2355 u8 active; 2356 u8 dbdc_idx; 2357 u8 omac_addr[ETH_ALEN]; 2358 } __packed tlv; 2359 } data = { 2360 .hdr = { 2361 .omac_idx = mvif->omac_idx, 2362 .dbdc_idx = mvif->band_idx, 2363 .tlv_num = cpu_to_le16(1), 2364 .is_tlv_append = 1, 2365 }, 2366 .tlv = { 2367 .tag = cpu_to_le16(DEV_INFO_ACTIVE), 2368 .len = cpu_to_le16(sizeof(struct req_tlv)), 2369 .active = enable, 2370 .dbdc_idx = mvif->band_idx, 2371 }, 2372 }; 2373 2374 if (mvif->omac_idx >= REPEATER_BSSID_START) 2375 return mt7915_mcu_muar_config(phy, vif, false, enable); 2376 2377 memcpy(data.tlv.omac_addr, vif->addr, ETH_ALEN); 2378 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_DEV_INFO_UPDATE, 2379 &data, sizeof(data), true); 2380 } 2381 2382 static void 2383 mt7915_mcu_beacon_csa(struct sk_buff *rskb, struct sk_buff *skb, 2384 struct bss_info_bcn *bcn, 2385 struct ieee80211_mutable_offsets *offs) 2386 { 2387 if (offs->cntdwn_counter_offs[0]) { 2388 struct tlv *tlv; 2389 struct bss_info_bcn_csa *csa; 2390 2391 tlv = mt7915_mcu_add_nested_subtlv(rskb, BSS_INFO_BCN_CSA, 2392 sizeof(*csa), &bcn->sub_ntlv, 2393 &bcn->len); 2394 csa = (struct bss_info_bcn_csa *)tlv; 2395 csa->cnt = skb->data[offs->cntdwn_counter_offs[0]]; 2396 } 2397 } 2398 2399 static void 2400 mt7915_mcu_beacon_cont(struct mt7915_dev *dev, struct sk_buff *rskb, 2401 struct sk_buff *skb, struct bss_info_bcn *bcn, 2402 struct ieee80211_mutable_offsets *offs) 2403 { 2404 struct mt76_wcid *wcid = &dev->mt76.global_wcid; 2405 struct bss_info_bcn_cont *cont; 2406 struct tlv *tlv; 2407 u8 *buf; 2408 int len = sizeof(*cont) + MT_TXD_SIZE + skb->len; 2409 2410 tlv = mt7915_mcu_add_nested_subtlv(rskb, BSS_INFO_BCN_CONTENT, 2411 len, &bcn->sub_ntlv, &bcn->len); 2412 2413 cont = (struct bss_info_bcn_cont *)tlv; 2414 cont->pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len); 2415 cont->tim_ofs = cpu_to_le16(offs->tim_offset); 2416 2417 if (offs->cntdwn_counter_offs[0]) 2418 cont->csa_ofs = cpu_to_le16(offs->cntdwn_counter_offs[0] - 4); 2419 2420 buf = (u8 *)tlv + sizeof(*cont); 2421 mt7915_mac_write_txwi(dev, (__le32 *)buf, skb, wcid, NULL, 2422 true); 2423 memcpy(buf + MT_TXD_SIZE, skb->data, skb->len); 2424 } 2425 2426 int mt7915_mcu_add_beacon(struct ieee80211_hw *hw, 2427 struct ieee80211_vif *vif, int en) 2428 { 2429 #define MAX_BEACON_SIZE 512 2430 struct mt7915_dev *dev = mt7915_hw_dev(hw); 2431 struct mt7915_phy *phy = mt7915_hw_phy(hw); 2432 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2433 struct ieee80211_mutable_offsets offs; 2434 struct ieee80211_tx_info *info; 2435 struct sk_buff *skb, *rskb; 2436 struct tlv *tlv; 2437 struct bss_info_bcn *bcn; 2438 int len = MT7915_BEACON_UPDATE_SIZE + MAX_BEACON_SIZE; 2439 2440 skb = ieee80211_beacon_get_template(hw, vif, &offs); 2441 if (!skb) 2442 return -EINVAL; 2443 2444 if (skb->len > MAX_BEACON_SIZE - MT_TXD_SIZE) { 2445 dev_err(dev->mt76.dev, "Bcn size limit exceed\n"); 2446 dev_kfree_skb(skb); 2447 return -EINVAL; 2448 } 2449 2450 rskb = mt7915_mcu_alloc_sta_req(dev, mvif, NULL, len); 2451 if (IS_ERR(rskb)) { 2452 dev_kfree_skb(skb); 2453 return PTR_ERR(rskb); 2454 } 2455 2456 tlv = mt7915_mcu_add_tlv(rskb, BSS_INFO_OFFLOAD, sizeof(*bcn)); 2457 bcn = (struct bss_info_bcn *)tlv; 2458 bcn->enable = en; 2459 2460 if (mvif->band_idx) { 2461 info = IEEE80211_SKB_CB(skb); 2462 info->hw_queue |= MT_TX_HW_QUEUE_EXT_PHY; 2463 } 2464 2465 /* TODO: subtag - bss color count & 11v MBSSID */ 2466 mt7915_mcu_beacon_csa(rskb, skb, bcn, &offs); 2467 mt7915_mcu_beacon_cont(dev, rskb, skb, bcn, &offs); 2468 dev_kfree_skb(skb); 2469 2470 return mt76_mcu_skb_send_msg(&phy->dev->mt76, rskb, 2471 MCU_EXT_CMD_BSS_INFO_UPDATE, true); 2472 } 2473 2474 static int mt7915_mcu_start_firmware(struct mt7915_dev *dev, u32 addr, 2475 u32 option) 2476 { 2477 struct { 2478 __le32 option; 2479 __le32 addr; 2480 } req = { 2481 .option = cpu_to_le32(option), 2482 .addr = cpu_to_le32(addr), 2483 }; 2484 2485 return mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_FW_START_REQ, &req, 2486 sizeof(req), true); 2487 } 2488 2489 static int mt7915_mcu_restart(struct mt76_dev *dev) 2490 { 2491 struct { 2492 u8 power_mode; 2493 u8 rsv[3]; 2494 } req = { 2495 .power_mode = 1, 2496 }; 2497 2498 return mt76_mcu_send_msg(dev, -MCU_CMD_NIC_POWER_CTRL, &req, 2499 sizeof(req), false); 2500 } 2501 2502 static int mt7915_mcu_patch_sem_ctrl(struct mt7915_dev *dev, bool get) 2503 { 2504 struct { 2505 __le32 op; 2506 } req = { 2507 .op = cpu_to_le32(get ? PATCH_SEM_GET : PATCH_SEM_RELEASE), 2508 }; 2509 2510 return mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_PATCH_SEM_CONTROL, &req, 2511 sizeof(req), true); 2512 } 2513 2514 static int mt7915_mcu_start_patch(struct mt7915_dev *dev) 2515 { 2516 struct { 2517 u8 check_crc; 2518 u8 reserved[3]; 2519 } req = { 2520 .check_crc = 0, 2521 }; 2522 2523 return mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_PATCH_FINISH_REQ, &req, 2524 sizeof(req), true); 2525 } 2526 2527 static int mt7915_driver_own(struct mt7915_dev *dev) 2528 { 2529 u32 reg = mt7915_reg_map_l1(dev, MT_TOP_LPCR_HOST_BAND0); 2530 2531 mt76_wr(dev, reg, MT_TOP_LPCR_HOST_DRV_OWN); 2532 if (!mt76_poll_msec(dev, reg, MT_TOP_LPCR_HOST_FW_OWN, 2533 0, 500)) { 2534 dev_err(dev->mt76.dev, "Timeout for driver own\n"); 2535 return -EIO; 2536 } 2537 2538 return 0; 2539 } 2540 2541 static int mt7915_mcu_init_download(struct mt7915_dev *dev, u32 addr, 2542 u32 len, u32 mode) 2543 { 2544 struct { 2545 __le32 addr; 2546 __le32 len; 2547 __le32 mode; 2548 } req = { 2549 .addr = cpu_to_le32(addr), 2550 .len = cpu_to_le32(len), 2551 .mode = cpu_to_le32(mode), 2552 }; 2553 int attr; 2554 2555 if (req.addr == cpu_to_le32(MCU_PATCH_ADDRESS)) 2556 attr = -MCU_CMD_PATCH_START_REQ; 2557 else 2558 attr = -MCU_CMD_TARGET_ADDRESS_LEN_REQ; 2559 2560 return mt76_mcu_send_msg(&dev->mt76, attr, &req, sizeof(req), true); 2561 } 2562 2563 static int mt7915_load_patch(struct mt7915_dev *dev) 2564 { 2565 const struct mt7915_patch_hdr *hdr; 2566 const struct firmware *fw = NULL; 2567 int i, ret, sem; 2568 2569 sem = mt7915_mcu_patch_sem_ctrl(dev, 1); 2570 switch (sem) { 2571 case PATCH_IS_DL: 2572 return 0; 2573 case PATCH_NOT_DL_SEM_SUCCESS: 2574 break; 2575 default: 2576 dev_err(dev->mt76.dev, "Failed to get patch semaphore\n"); 2577 return -EAGAIN; 2578 } 2579 2580 ret = request_firmware(&fw, MT7915_ROM_PATCH, dev->mt76.dev); 2581 if (ret) 2582 goto out; 2583 2584 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 2585 dev_err(dev->mt76.dev, "Invalid firmware\n"); 2586 ret = -EINVAL; 2587 goto out; 2588 } 2589 2590 hdr = (const struct mt7915_patch_hdr *)(fw->data); 2591 2592 dev_info(dev->mt76.dev, "HW/SW Version: 0x%x, Build Time: %.16s\n", 2593 be32_to_cpu(hdr->hw_sw_ver), hdr->build_date); 2594 2595 for (i = 0; i < be32_to_cpu(hdr->desc.n_region); i++) { 2596 struct mt7915_patch_sec *sec; 2597 const u8 *dl; 2598 u32 len, addr; 2599 2600 sec = (struct mt7915_patch_sec *)(fw->data + sizeof(*hdr) + 2601 i * sizeof(*sec)); 2602 if ((be32_to_cpu(sec->type) & PATCH_SEC_TYPE_MASK) != 2603 PATCH_SEC_TYPE_INFO) { 2604 ret = -EINVAL; 2605 goto out; 2606 } 2607 2608 addr = be32_to_cpu(sec->info.addr); 2609 len = be32_to_cpu(sec->info.len); 2610 dl = fw->data + be32_to_cpu(sec->offs); 2611 2612 ret = mt7915_mcu_init_download(dev, addr, len, 2613 DL_MODE_NEED_RSP); 2614 if (ret) { 2615 dev_err(dev->mt76.dev, "Download request failed\n"); 2616 goto out; 2617 } 2618 2619 ret = mt76_mcu_send_firmware(&dev->mt76, -MCU_CMD_FW_SCATTER, 2620 dl, len); 2621 if (ret) { 2622 dev_err(dev->mt76.dev, "Failed to send patch\n"); 2623 goto out; 2624 } 2625 } 2626 2627 ret = mt7915_mcu_start_patch(dev); 2628 if (ret) 2629 dev_err(dev->mt76.dev, "Failed to start patch\n"); 2630 2631 out: 2632 sem = mt7915_mcu_patch_sem_ctrl(dev, 0); 2633 switch (sem) { 2634 case PATCH_REL_SEM_SUCCESS: 2635 break; 2636 default: 2637 ret = -EAGAIN; 2638 dev_err(dev->mt76.dev, "Failed to release patch semaphore\n"); 2639 goto out; 2640 } 2641 release_firmware(fw); 2642 2643 return ret; 2644 } 2645 2646 static u32 mt7915_mcu_gen_dl_mode(u8 feature_set, bool is_wa) 2647 { 2648 u32 ret = 0; 2649 2650 ret |= (feature_set & FW_FEATURE_SET_ENCRYPT) ? 2651 (DL_MODE_ENCRYPT | DL_MODE_RESET_SEC_IV) : 0; 2652 ret |= FIELD_PREP(DL_MODE_KEY_IDX, 2653 FIELD_GET(FW_FEATURE_SET_KEY_IDX, feature_set)); 2654 ret |= DL_MODE_NEED_RSP; 2655 ret |= is_wa ? DL_MODE_WORKING_PDA_CR4 : 0; 2656 2657 return ret; 2658 } 2659 2660 static int 2661 mt7915_mcu_send_ram_firmware(struct mt7915_dev *dev, 2662 const struct mt7915_fw_trailer *hdr, 2663 const u8 *data, bool is_wa) 2664 { 2665 int i, offset = 0; 2666 u32 override = 0, option = 0; 2667 2668 for (i = 0; i < hdr->n_region; i++) { 2669 const struct mt7915_fw_region *region; 2670 int err; 2671 u32 len, addr, mode; 2672 2673 region = (const struct mt7915_fw_region *)((const u8 *)hdr - 2674 (hdr->n_region - i) * sizeof(*region)); 2675 mode = mt7915_mcu_gen_dl_mode(region->feature_set, is_wa); 2676 len = le32_to_cpu(region->len); 2677 addr = le32_to_cpu(region->addr); 2678 2679 if (region->feature_set & FW_FEATURE_OVERRIDE_ADDR) 2680 override = addr; 2681 2682 err = mt7915_mcu_init_download(dev, addr, len, mode); 2683 if (err) { 2684 dev_err(dev->mt76.dev, "Download request failed\n"); 2685 return err; 2686 } 2687 2688 err = mt76_mcu_send_firmware(&dev->mt76, -MCU_CMD_FW_SCATTER, 2689 data + offset, len); 2690 if (err) { 2691 dev_err(dev->mt76.dev, "Failed to send firmware.\n"); 2692 return err; 2693 } 2694 2695 offset += len; 2696 } 2697 2698 if (override) 2699 option |= FW_START_OVERRIDE; 2700 2701 if (is_wa) 2702 option |= FW_START_WORKING_PDA_CR4; 2703 2704 return mt7915_mcu_start_firmware(dev, override, option); 2705 } 2706 2707 static int mt7915_load_ram(struct mt7915_dev *dev) 2708 { 2709 const struct mt7915_fw_trailer *hdr; 2710 const struct firmware *fw; 2711 int ret; 2712 2713 ret = request_firmware(&fw, MT7915_FIRMWARE_WM, dev->mt76.dev); 2714 if (ret) 2715 return ret; 2716 2717 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 2718 dev_err(dev->mt76.dev, "Invalid firmware\n"); 2719 ret = -EINVAL; 2720 goto out; 2721 } 2722 2723 hdr = (const struct mt7915_fw_trailer *)(fw->data + fw->size - 2724 sizeof(*hdr)); 2725 2726 dev_info(dev->mt76.dev, "WM Firmware Version: %.10s, Build Time: %.15s\n", 2727 hdr->fw_ver, hdr->build_date); 2728 2729 ret = mt7915_mcu_send_ram_firmware(dev, hdr, fw->data, false); 2730 if (ret) { 2731 dev_err(dev->mt76.dev, "Failed to start WM firmware\n"); 2732 goto out; 2733 } 2734 2735 release_firmware(fw); 2736 2737 ret = request_firmware(&fw, MT7915_FIRMWARE_WA, dev->mt76.dev); 2738 if (ret) 2739 return ret; 2740 2741 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 2742 dev_err(dev->mt76.dev, "Invalid firmware\n"); 2743 ret = -EINVAL; 2744 goto out; 2745 } 2746 2747 hdr = (const struct mt7915_fw_trailer *)(fw->data + fw->size - 2748 sizeof(*hdr)); 2749 2750 dev_info(dev->mt76.dev, "WA Firmware Version: %.10s, Build Time: %.15s\n", 2751 hdr->fw_ver, hdr->build_date); 2752 2753 ret = mt7915_mcu_send_ram_firmware(dev, hdr, fw->data, true); 2754 if (ret) { 2755 dev_err(dev->mt76.dev, "Failed to start WA firmware\n"); 2756 goto out; 2757 } 2758 2759 snprintf(dev->mt76.hw->wiphy->fw_version, 2760 sizeof(dev->mt76.hw->wiphy->fw_version), 2761 "%.10s-%.15s", hdr->fw_ver, hdr->build_date); 2762 2763 out: 2764 release_firmware(fw); 2765 2766 return ret; 2767 } 2768 2769 static int mt7915_load_firmware(struct mt7915_dev *dev) 2770 { 2771 int ret; 2772 u32 val, reg = mt7915_reg_map_l1(dev, MT_TOP_MISC); 2773 2774 val = FIELD_PREP(MT_TOP_MISC_FW_STATE, FW_STATE_FW_DOWNLOAD); 2775 2776 if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, val, 1000)) { 2777 /* restart firmware once */ 2778 __mt76_mcu_restart(&dev->mt76); 2779 if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, 2780 val, 1000)) { 2781 dev_err(dev->mt76.dev, 2782 "Firmware is not ready for download\n"); 2783 return -EIO; 2784 } 2785 } 2786 2787 ret = mt7915_load_patch(dev); 2788 if (ret) 2789 return ret; 2790 2791 ret = mt7915_load_ram(dev); 2792 if (ret) 2793 return ret; 2794 2795 if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, 2796 FIELD_PREP(MT_TOP_MISC_FW_STATE, 2797 FW_STATE_WACPU_RDY), 1000)) { 2798 dev_err(dev->mt76.dev, "Timeout for initializing firmware\n"); 2799 return -EIO; 2800 } 2801 2802 mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_FWDL], false); 2803 2804 dev_dbg(dev->mt76.dev, "Firmware init done\n"); 2805 2806 return 0; 2807 } 2808 2809 int mt7915_mcu_fw_log_2_host(struct mt7915_dev *dev, u8 ctrl) 2810 { 2811 struct { 2812 u8 ctrl_val; 2813 u8 pad[3]; 2814 } data = { 2815 .ctrl_val = ctrl 2816 }; 2817 2818 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_FW_LOG_2_HOST, &data, 2819 sizeof(data), true); 2820 } 2821 2822 int mt7915_mcu_fw_dbg_ctrl(struct mt7915_dev *dev, u32 module, u8 level) 2823 { 2824 struct { 2825 u8 ver; 2826 u8 pad; 2827 __le16 len; 2828 u8 level; 2829 u8 rsv[3]; 2830 __le32 module_idx; 2831 } data = { 2832 .module_idx = cpu_to_le32(module), 2833 .level = level, 2834 }; 2835 2836 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_FW_DBG_CTRL, &data, 2837 sizeof(data), false); 2838 } 2839 2840 static int mt7915_mcu_set_mwds(struct mt7915_dev *dev, bool enabled) 2841 { 2842 struct { 2843 u8 enable; 2844 u8 _rsv[3]; 2845 } __packed req = { 2846 .enable = enabled 2847 }; 2848 2849 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_MWDS_SUPPORT, &req, 2850 sizeof(req), false); 2851 } 2852 2853 int mt7915_mcu_init(struct mt7915_dev *dev) 2854 { 2855 static const struct mt76_mcu_ops mt7915_mcu_ops = { 2856 .headroom = sizeof(struct mt7915_mcu_txd), 2857 .mcu_skb_send_msg = mt7915_mcu_send_message, 2858 .mcu_parse_response = mt7915_mcu_parse_response, 2859 .mcu_restart = mt7915_mcu_restart, 2860 }; 2861 int ret; 2862 2863 dev->mt76.mcu_ops = &mt7915_mcu_ops; 2864 2865 ret = mt7915_driver_own(dev); 2866 if (ret) 2867 return ret; 2868 2869 ret = mt7915_load_firmware(dev); 2870 if (ret) 2871 return ret; 2872 2873 set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); 2874 mt7915_mcu_fw_log_2_host(dev, 0); 2875 mt7915_mcu_set_mwds(dev, 1); 2876 2877 return 0; 2878 } 2879 2880 void mt7915_mcu_exit(struct mt7915_dev *dev) 2881 { 2882 u32 reg = mt7915_reg_map_l1(dev, MT_TOP_MISC); 2883 2884 __mt76_mcu_restart(&dev->mt76); 2885 if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, 2886 FIELD_PREP(MT_TOP_MISC_FW_STATE, 2887 FW_STATE_FW_DOWNLOAD), 1000)) { 2888 dev_err(dev->mt76.dev, "Failed to exit mcu\n"); 2889 return; 2890 } 2891 2892 reg = mt7915_reg_map_l1(dev, MT_TOP_LPCR_HOST_BAND0); 2893 mt76_wr(dev, reg, MT_TOP_LPCR_HOST_FW_OWN); 2894 skb_queue_purge(&dev->mt76.mcu.res_q); 2895 } 2896 2897 int mt7915_mcu_set_mac(struct mt7915_dev *dev, int band, 2898 bool enable, bool hdr_trans) 2899 { 2900 struct { 2901 u8 operation; 2902 u8 enable; 2903 u8 check_bssid; 2904 u8 insert_vlan; 2905 u8 remove_vlan; 2906 u8 tid; 2907 u8 mode; 2908 u8 rsv; 2909 } __packed req_trans = { 2910 .enable = hdr_trans, 2911 }; 2912 struct { 2913 u8 enable; 2914 u8 band; 2915 u8 rsv[2]; 2916 } __packed req_mac = { 2917 .enable = enable, 2918 .band = band, 2919 }; 2920 int ret; 2921 2922 ret = mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_RX_HDR_TRANS, 2923 &req_trans, sizeof(req_trans), false); 2924 if (ret) 2925 return ret; 2926 2927 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_MAC_INIT_CTRL, 2928 &req_mac, sizeof(req_mac), true); 2929 } 2930 2931 int mt7915_mcu_set_scs(struct mt7915_dev *dev, u8 band, bool enable) 2932 { 2933 struct { 2934 __le32 cmd; 2935 u8 band; 2936 u8 enable; 2937 } __packed req = { 2938 .cmd = cpu_to_le32(SCS_ENABLE), 2939 .band = band, 2940 .enable = enable + 1, 2941 }; 2942 2943 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SCS_CTRL, &req, 2944 sizeof(req), false); 2945 } 2946 2947 int mt7915_mcu_set_rts_thresh(struct mt7915_phy *phy, u32 val) 2948 { 2949 struct mt7915_dev *dev = phy->dev; 2950 struct { 2951 u8 prot_idx; 2952 u8 band; 2953 u8 rsv[2]; 2954 __le32 len_thresh; 2955 __le32 pkt_thresh; 2956 } __packed req = { 2957 .prot_idx = 1, 2958 .band = phy != &dev->phy, 2959 .len_thresh = cpu_to_le32(val), 2960 .pkt_thresh = cpu_to_le32(0x2), 2961 }; 2962 2963 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_PROTECT_CTRL, &req, 2964 sizeof(req), true); 2965 } 2966 2967 int mt7915_mcu_set_tx(struct mt7915_dev *dev, struct ieee80211_vif *vif) 2968 { 2969 #define WMM_AIFS_SET BIT(0) 2970 #define WMM_CW_MIN_SET BIT(1) 2971 #define WMM_CW_MAX_SET BIT(2) 2972 #define WMM_TXOP_SET BIT(3) 2973 #define WMM_PARAM_SET GENMASK(3, 0) 2974 #define TX_CMD_MODE 1 2975 struct edca { 2976 u8 queue; 2977 u8 set; 2978 u8 aifs; 2979 u8 cw_min; 2980 __le16 cw_max; 2981 __le16 txop; 2982 }; 2983 struct mt7915_mcu_tx { 2984 u8 total; 2985 u8 action; 2986 u8 valid; 2987 u8 mode; 2988 2989 struct edca edca[IEEE80211_NUM_ACS]; 2990 } __packed req = { 2991 .valid = true, 2992 .mode = TX_CMD_MODE, 2993 .total = IEEE80211_NUM_ACS, 2994 }; 2995 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2996 int ac; 2997 2998 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { 2999 struct ieee80211_tx_queue_params *q = &mvif->queue_params[ac]; 3000 struct edca *e = &req.edca[ac]; 3001 3002 e->set = WMM_PARAM_SET; 3003 e->queue = ac + mvif->wmm_idx * MT7915_MAX_WMM_SETS; 3004 e->aifs = q->aifs; 3005 e->txop = cpu_to_le16(q->txop); 3006 3007 if (q->cw_min) 3008 e->cw_min = fls(q->cw_min); 3009 else 3010 e->cw_min = 5; 3011 3012 if (q->cw_max) 3013 e->cw_max = cpu_to_le16(fls(q->cw_max)); 3014 else 3015 e->cw_max = cpu_to_le16(10); 3016 } 3017 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EDCA_UPDATE, &req, 3018 sizeof(req), true); 3019 } 3020 3021 int mt7915_mcu_set_pm(struct mt7915_dev *dev, int band, int enter) 3022 { 3023 #define ENTER_PM_STATE 1 3024 #define EXIT_PM_STATE 2 3025 struct { 3026 u8 pm_number; 3027 u8 pm_state; 3028 u8 bssid[ETH_ALEN]; 3029 u8 dtim_period; 3030 u8 wlan_idx_lo; 3031 __le16 bcn_interval; 3032 __le32 aid; 3033 __le32 rx_filter; 3034 u8 band_idx; 3035 u8 wlan_idx_hi; 3036 u8 rsv[2]; 3037 __le32 feature; 3038 u8 omac_idx; 3039 u8 wmm_idx; 3040 u8 bcn_loss_cnt; 3041 u8 bcn_sp_duration; 3042 } __packed req = { 3043 .pm_number = 5, 3044 .pm_state = (enter) ? ENTER_PM_STATE : EXIT_PM_STATE, 3045 .band_idx = band, 3046 }; 3047 3048 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_PM_STATE_CTRL, &req, 3049 sizeof(req), true); 3050 } 3051 3052 int mt7915_mcu_rdd_cmd(struct mt7915_dev *dev, 3053 enum mt7915_rdd_cmd cmd, u8 index, 3054 u8 rx_sel, u8 val) 3055 { 3056 struct { 3057 u8 ctrl; 3058 u8 rdd_idx; 3059 u8 rdd_rx_sel; 3060 u8 val; 3061 u8 rsv[4]; 3062 } __packed req = { 3063 .ctrl = cmd, 3064 .rdd_idx = index, 3065 .rdd_rx_sel = rx_sel, 3066 .val = val, 3067 }; 3068 3069 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_CTRL, &req, 3070 sizeof(req), true); 3071 } 3072 3073 int mt7915_mcu_set_fcc5_lpn(struct mt7915_dev *dev, int val) 3074 { 3075 struct { 3076 __le32 tag; 3077 __le16 min_lpn; 3078 u8 rsv[2]; 3079 } __packed req = { 3080 .tag = cpu_to_le32(0x1), 3081 .min_lpn = cpu_to_le16(val), 3082 }; 3083 3084 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH, &req, 3085 sizeof(req), true); 3086 } 3087 3088 int mt7915_mcu_set_pulse_th(struct mt7915_dev *dev, 3089 const struct mt7915_dfs_pulse *pulse) 3090 { 3091 struct { 3092 __le32 tag; 3093 3094 __le32 max_width; /* us */ 3095 __le32 max_pwr; /* dbm */ 3096 __le32 min_pwr; /* dbm */ 3097 __le32 min_stgr_pri; /* us */ 3098 __le32 max_stgr_pri; /* us */ 3099 __le32 min_cr_pri; /* us */ 3100 __le32 max_cr_pri; /* us */ 3101 } __packed req = { 3102 .tag = cpu_to_le32(0x3), 3103 3104 #define __req_field(field) .field = cpu_to_le32(pulse->field) 3105 __req_field(max_width), 3106 __req_field(max_pwr), 3107 __req_field(min_pwr), 3108 __req_field(min_stgr_pri), 3109 __req_field(max_stgr_pri), 3110 __req_field(min_cr_pri), 3111 __req_field(max_cr_pri), 3112 #undef __req_field 3113 }; 3114 3115 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH, &req, 3116 sizeof(req), true); 3117 } 3118 3119 int mt7915_mcu_set_radar_th(struct mt7915_dev *dev, int index, 3120 const struct mt7915_dfs_pattern *pattern) 3121 { 3122 struct { 3123 __le32 tag; 3124 __le16 radar_type; 3125 3126 u8 enb; 3127 u8 stgr; 3128 u8 min_crpn; 3129 u8 max_crpn; 3130 u8 min_crpr; 3131 u8 min_pw; 3132 u32 min_pri; 3133 u32 max_pri; 3134 u8 max_pw; 3135 u8 min_crbn; 3136 u8 max_crbn; 3137 u8 min_stgpn; 3138 u8 max_stgpn; 3139 u8 min_stgpr; 3140 u8 rsv[2]; 3141 u32 min_stgpr_diff; 3142 } __packed req = { 3143 .tag = cpu_to_le32(0x2), 3144 .radar_type = cpu_to_le16(index), 3145 3146 #define __req_field_u8(field) .field = pattern->field 3147 #define __req_field_u32(field) .field = cpu_to_le32(pattern->field) 3148 __req_field_u8(enb), 3149 __req_field_u8(stgr), 3150 __req_field_u8(min_crpn), 3151 __req_field_u8(max_crpn), 3152 __req_field_u8(min_crpr), 3153 __req_field_u8(min_pw), 3154 __req_field_u32(min_pri), 3155 __req_field_u32(max_pri), 3156 __req_field_u8(max_pw), 3157 __req_field_u8(min_crbn), 3158 __req_field_u8(max_crbn), 3159 __req_field_u8(min_stgpn), 3160 __req_field_u8(max_stgpn), 3161 __req_field_u8(min_stgpr), 3162 __req_field_u32(min_stgpr_diff), 3163 #undef __req_field_u8 3164 #undef __req_field_u32 3165 }; 3166 3167 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH, &req, 3168 sizeof(req), true); 3169 } 3170 3171 int mt7915_mcu_set_chan_info(struct mt7915_phy *phy, int cmd) 3172 { 3173 struct mt7915_dev *dev = phy->dev; 3174 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 3175 int freq1 = chandef->center_freq1; 3176 struct { 3177 u8 control_ch; 3178 u8 center_ch; 3179 u8 bw; 3180 u8 tx_streams_num; 3181 u8 rx_streams; /* mask or num */ 3182 u8 switch_reason; 3183 u8 band_idx; 3184 u8 center_ch2; /* for 80+80 only */ 3185 __le16 cac_case; 3186 u8 channel_band; 3187 u8 rsv0; 3188 __le32 outband_freq; 3189 u8 txpower_drop; 3190 u8 ap_bw; 3191 u8 ap_center_ch; 3192 u8 rsv1[57]; 3193 } __packed req = { 3194 .control_ch = chandef->chan->hw_value, 3195 .center_ch = ieee80211_frequency_to_channel(freq1), 3196 .bw = mt7915_mcu_chan_bw(chandef), 3197 .tx_streams_num = hweight8(phy->mt76->antenna_mask), 3198 .rx_streams = phy->mt76->antenna_mask, 3199 .band_idx = phy != &dev->phy, 3200 .channel_band = chandef->chan->band, 3201 }; 3202 3203 #ifdef CONFIG_NL80211_TESTMODE 3204 if (dev->mt76.test.tx_antenna_mask && 3205 (dev->mt76.test.state == MT76_TM_STATE_TX_FRAMES || 3206 dev->mt76.test.state == MT76_TM_STATE_RX_FRAMES)) { 3207 req.tx_streams_num = fls(dev->mt76.test.tx_antenna_mask); 3208 req.rx_streams = dev->mt76.test.tx_antenna_mask; 3209 } 3210 #endif 3211 3212 if (dev->mt76.hw->conf.flags & IEEE80211_CONF_OFFCHANNEL) 3213 req.switch_reason = CH_SWITCH_SCAN_BYPASS_DPD; 3214 else if ((chandef->chan->flags & IEEE80211_CHAN_RADAR) && 3215 chandef->chan->dfs_state != NL80211_DFS_AVAILABLE) 3216 req.switch_reason = CH_SWITCH_DFS; 3217 else 3218 req.switch_reason = CH_SWITCH_NORMAL; 3219 3220 if (cmd == MCU_EXT_CMD_CHANNEL_SWITCH) 3221 req.rx_streams = hweight8(req.rx_streams); 3222 3223 if (chandef->width == NL80211_CHAN_WIDTH_80P80) { 3224 int freq2 = chandef->center_freq2; 3225 3226 req.center_ch2 = ieee80211_frequency_to_channel(freq2); 3227 } 3228 3229 return mt76_mcu_send_msg(&dev->mt76, cmd, &req, sizeof(req), true); 3230 } 3231 3232 int mt7915_mcu_set_eeprom(struct mt7915_dev *dev) 3233 { 3234 struct req_hdr { 3235 u8 buffer_mode; 3236 u8 format; 3237 __le16 len; 3238 } __packed req = { 3239 .buffer_mode = EE_MODE_EFUSE, 3240 .format = EE_FORMAT_WHOLE, 3241 }; 3242 3243 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EFUSE_BUFFER_MODE, 3244 &req, sizeof(req), true); 3245 } 3246 3247 int mt7915_mcu_get_eeprom(struct mt7915_dev *dev, u32 offset) 3248 { 3249 struct mt7915_mcu_eeprom_info req = { 3250 .addr = cpu_to_le32(round_down(offset, 16)), 3251 }; 3252 struct mt7915_mcu_eeprom_info *res; 3253 struct sk_buff *skb; 3254 int ret; 3255 u8 *buf; 3256 3257 ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_EXT_CMD_EFUSE_ACCESS, &req, 3258 sizeof(req), true, &skb); 3259 if (ret) 3260 return ret; 3261 3262 res = (struct mt7915_mcu_eeprom_info *)skb->data; 3263 buf = dev->mt76.eeprom.data + le32_to_cpu(res->addr); 3264 memcpy(buf, res->data, 16); 3265 dev_kfree_skb(skb); 3266 3267 return 0; 3268 } 3269 3270 int mt7915_mcu_get_temperature(struct mt7915_dev *dev, int index) 3271 { 3272 struct { 3273 u8 ctrl_id; 3274 u8 action; 3275 u8 band; 3276 u8 rsv[5]; 3277 } req = { 3278 .ctrl_id = THERMAL_SENSOR_TEMP_QUERY, 3279 .action = index, 3280 }; 3281 3282 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_THERMAL_CTRL, &req, 3283 sizeof(req), true); 3284 } 3285 3286 int mt7915_mcu_get_tx_rate(struct mt7915_dev *dev, u32 cmd, u16 wlan_idx) 3287 { 3288 struct { 3289 __le32 cmd; 3290 __le16 wlan_idx; 3291 __le16 ru_idx; 3292 __le16 direction; 3293 __le16 dump_group; 3294 } req = { 3295 .cmd = cpu_to_le32(cmd), 3296 .wlan_idx = cpu_to_le16(wlan_idx), 3297 .dump_group = cpu_to_le16(1), 3298 }; 3299 3300 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_RATE_CTRL, &req, 3301 sizeof(req), false); 3302 } 3303 3304 int mt7915_mcu_set_sku(struct mt7915_phy *phy) 3305 { 3306 struct mt7915_dev *dev = phy->dev; 3307 struct mt76_phy *mphy = phy->mt76; 3308 struct ieee80211_hw *hw = mphy->hw; 3309 struct mt7915_sku_val { 3310 u8 format_id; 3311 u8 limit_type; 3312 u8 dbdc_idx; 3313 s8 val[MT7915_SKU_RATE_NUM]; 3314 } __packed req = { 3315 .format_id = 4, 3316 .dbdc_idx = phy != &dev->phy, 3317 }; 3318 int i; 3319 s8 *delta; 3320 3321 delta = dev->rate_power[mphy->chandef.chan->band]; 3322 mphy->txpower_cur = hw->conf.power_level * 2 + 3323 delta[MT7915_SKU_MAX_DELTA_IDX]; 3324 3325 for (i = 0; i < MT7915_SKU_RATE_NUM; i++) 3326 req.val[i] = hw->conf.power_level * 2 + delta[i]; 3327 3328 return mt76_mcu_send_msg(&dev->mt76, 3329 MCU_EXT_CMD_TX_POWER_FEATURE_CTRL, &req, 3330 sizeof(req), true); 3331 } 3332 3333 int mt7915_mcu_set_test_param(struct mt7915_dev *dev, u8 param, bool test_mode, 3334 u8 en) 3335 { 3336 struct { 3337 u8 test_mode_en; 3338 u8 param_idx; 3339 u8 _rsv[2]; 3340 3341 u8 enable; 3342 u8 _rsv2[3]; 3343 3344 u8 pad[8]; 3345 } __packed req = { 3346 .test_mode_en = test_mode, 3347 .param_idx = param, 3348 .enable = en, 3349 }; 3350 3351 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_ATE_CTRL, &req, 3352 sizeof(req), false); 3353 } 3354 3355 int mt7915_mcu_set_sku_en(struct mt7915_phy *phy, bool enable) 3356 { 3357 struct mt7915_dev *dev = phy->dev; 3358 struct mt7915_sku { 3359 u8 format_id; 3360 u8 sku_enable; 3361 u8 dbdc_idx; 3362 u8 rsv; 3363 } __packed req = { 3364 .format_id = 0, 3365 .dbdc_idx = phy != &dev->phy, 3366 .sku_enable = enable, 3367 }; 3368 3369 return mt76_mcu_send_msg(&dev->mt76, 3370 MCU_EXT_CMD_TX_POWER_FEATURE_CTRL, &req, 3371 sizeof(req), true); 3372 } 3373 3374 int mt7915_mcu_set_ser(struct mt7915_dev *dev, u8 action, u8 set, u8 band) 3375 { 3376 struct { 3377 u8 action; 3378 u8 set; 3379 u8 band; 3380 u8 rsv; 3381 } req = { 3382 .action = action, 3383 .set = set, 3384 .band = band, 3385 }; 3386 3387 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_SER_TRIGGER, 3388 &req, sizeof(req), false); 3389 } 3390 3391 int mt7915_mcu_set_txbf_type(struct mt7915_dev *dev) 3392 { 3393 #define MT_BF_TYPE_UPDATE 20 3394 struct { 3395 u8 action; 3396 bool ebf; 3397 bool ibf; 3398 u8 rsv; 3399 } __packed req = { 3400 .action = MT_BF_TYPE_UPDATE, 3401 .ebf = true, 3402 .ibf = false, 3403 }; 3404 3405 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_TXBF_ACTION, &req, 3406 sizeof(req), true); 3407 } 3408 3409 int mt7915_mcu_set_txbf_sounding(struct mt7915_dev *dev) 3410 { 3411 #define MT_BF_PROCESSING 4 3412 struct { 3413 u8 action; 3414 u8 snd_mode; 3415 u8 sta_num; 3416 u8 rsv; 3417 u8 wlan_idx[4]; 3418 __le32 snd_period; /* ms */ 3419 } __packed req = { 3420 .action = true, 3421 .snd_mode = MT_BF_PROCESSING, 3422 }; 3423 3424 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_TXBF_ACTION, &req, 3425 sizeof(req), true); 3426 } 3427 3428 int mt7915_mcu_add_obss_spr(struct mt7915_dev *dev, struct ieee80211_vif *vif, 3429 bool enable) 3430 { 3431 #define MT_SPR_ENABLE 1 3432 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 3433 struct { 3434 u8 action; 3435 u8 arg_num; 3436 u8 band_idx; 3437 u8 status; 3438 u8 drop_tx_idx; 3439 u8 sta_idx; /* 256 sta */ 3440 u8 rsv[2]; 3441 __le32 val; 3442 } __packed req = { 3443 .action = MT_SPR_ENABLE, 3444 .arg_num = 1, 3445 .band_idx = mvif->band_idx, 3446 .val = cpu_to_le32(enable), 3447 }; 3448 3449 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_SPR, &req, 3450 sizeof(req), true); 3451 } 3452 3453 int mt7915_mcu_get_rx_rate(struct mt7915_phy *phy, struct ieee80211_vif *vif, 3454 struct ieee80211_sta *sta, struct rate_info *rate) 3455 { 3456 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 3457 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 3458 struct mt7915_dev *dev = phy->dev; 3459 struct mt76_phy *mphy = phy->mt76; 3460 struct { 3461 u8 category; 3462 u8 band; 3463 __le16 wcid; 3464 } __packed req = { 3465 .category = MCU_PHY_STATE_CONTENTION_RX_RATE, 3466 .band = mvif->band_idx, 3467 .wcid = cpu_to_le16(msta->wcid.idx), 3468 }; 3469 struct ieee80211_supported_band *sband; 3470 struct mt7915_mcu_phy_rx_info *res; 3471 struct sk_buff *skb; 3472 u16 flags = 0; 3473 int ret; 3474 int i; 3475 3476 ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_EXT_CMD_PHY_STAT_INFO, 3477 &req, sizeof(req), true, &skb); 3478 if (ret) 3479 return ret; 3480 3481 res = (struct mt7915_mcu_phy_rx_info *)skb->data; 3482 3483 rate->mcs = res->rate; 3484 rate->nss = res->nsts + 1; 3485 3486 switch (res->mode) { 3487 case MT_PHY_TYPE_CCK: 3488 case MT_PHY_TYPE_OFDM: 3489 if (mphy->chandef.chan->band == NL80211_BAND_5GHZ) 3490 sband = &mphy->sband_5g.sband; 3491 else 3492 sband = &mphy->sband_2g.sband; 3493 3494 for (i = 0; i < sband->n_bitrates; i++) { 3495 if (rate->mcs != (sband->bitrates[i].hw_value & 0xf)) 3496 continue; 3497 3498 rate->legacy = sband->bitrates[i].bitrate; 3499 break; 3500 } 3501 break; 3502 case MT_PHY_TYPE_HT: 3503 case MT_PHY_TYPE_HT_GF: 3504 if (rate->mcs > 31) 3505 return -EINVAL; 3506 3507 flags |= RATE_INFO_FLAGS_MCS; 3508 3509 if (res->gi) 3510 flags |= RATE_INFO_FLAGS_SHORT_GI; 3511 break; 3512 case MT_PHY_TYPE_VHT: 3513 flags |= RATE_INFO_FLAGS_VHT_MCS; 3514 3515 if (res->gi) 3516 flags |= RATE_INFO_FLAGS_SHORT_GI; 3517 break; 3518 case MT_PHY_TYPE_HE_SU: 3519 case MT_PHY_TYPE_HE_EXT_SU: 3520 case MT_PHY_TYPE_HE_TB: 3521 case MT_PHY_TYPE_HE_MU: 3522 rate->he_gi = res->gi; 3523 3524 flags |= RATE_INFO_FLAGS_HE_MCS; 3525 break; 3526 default: 3527 break; 3528 } 3529 rate->flags = flags; 3530 3531 switch (res->bw) { 3532 case IEEE80211_STA_RX_BW_160: 3533 rate->bw = RATE_INFO_BW_160; 3534 break; 3535 case IEEE80211_STA_RX_BW_80: 3536 rate->bw = RATE_INFO_BW_80; 3537 break; 3538 case IEEE80211_STA_RX_BW_40: 3539 rate->bw = RATE_INFO_BW_40; 3540 break; 3541 default: 3542 rate->bw = RATE_INFO_BW_20; 3543 break; 3544 } 3545 3546 dev_kfree_skb(skb); 3547 3548 return 0; 3549 } 3550