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 __mt7915_mcu_msg_send(struct mt7915_dev *dev, struct sk_buff *skb, 219 int cmd, int *wait_seq) 220 { 221 struct mt7915_mcu_txd *mcu_txd; 222 u8 seq, pkt_fmt, qidx; 223 enum mt76_txq_id txq; 224 __le32 *txd; 225 u32 val; 226 227 seq = ++dev->mt76.mcu.msg_seq & 0xf; 228 if (!seq) 229 seq = ++dev->mt76.mcu.msg_seq & 0xf; 230 231 if (cmd == -MCU_CMD_FW_SCATTER) { 232 txq = MT_TXQ_FWDL; 233 goto exit; 234 } 235 236 mcu_txd = (struct mt7915_mcu_txd *)skb_push(skb, sizeof(*mcu_txd)); 237 238 if (test_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state)) { 239 txq = MT_TXQ_MCU_WA; 240 qidx = MT_TX_MCU_PORT_RX_Q0; 241 pkt_fmt = MT_TX_TYPE_CMD; 242 } else { 243 txq = MT_TXQ_MCU; 244 qidx = MT_TX_MCU_PORT_RX_Q0; 245 pkt_fmt = MT_TX_TYPE_CMD; 246 } 247 248 txd = mcu_txd->txd; 249 250 val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len) | 251 FIELD_PREP(MT_TXD0_PKT_FMT, pkt_fmt) | 252 FIELD_PREP(MT_TXD0_Q_IDX, qidx); 253 txd[0] = cpu_to_le32(val); 254 255 val = MT_TXD1_LONG_FORMAT | 256 FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_CMD); 257 txd[1] = cpu_to_le32(val); 258 259 mcu_txd->len = cpu_to_le16(skb->len - sizeof(mcu_txd->txd)); 260 mcu_txd->pq_id = cpu_to_le16(MCU_PQ_ID(MT_TX_PORT_IDX_MCU, qidx)); 261 mcu_txd->pkt_type = MCU_PKT_ID; 262 mcu_txd->seq = seq; 263 264 if (cmd < 0) { 265 mcu_txd->set_query = MCU_Q_NA; 266 mcu_txd->cid = -cmd; 267 } else { 268 mcu_txd->cid = MCU_CMD_EXT_CID; 269 mcu_txd->ext_cid = cmd; 270 mcu_txd->ext_cid_ack = 1; 271 272 /* do not use Q_SET for efuse */ 273 if (cmd == MCU_EXT_CMD_EFUSE_ACCESS) 274 mcu_txd->set_query = MCU_Q_QUERY; 275 else 276 mcu_txd->set_query = MCU_Q_SET; 277 } 278 279 mcu_txd->s2d_index = MCU_S2D_H2N; 280 WARN_ON(cmd == MCU_EXT_CMD_EFUSE_ACCESS && 281 mcu_txd->set_query != MCU_Q_QUERY); 282 283 exit: 284 if (wait_seq) 285 *wait_seq = seq; 286 287 return mt76_tx_queue_skb_raw(dev, txq, skb, 0); 288 } 289 290 static int 291 mt7915_mcu_parse_eeprom(struct mt7915_dev *dev, struct sk_buff *skb) 292 { 293 struct mt7915_mcu_eeprom_info *res; 294 u8 *buf; 295 296 if (!skb) 297 return -EINVAL; 298 299 skb_pull(skb, sizeof(struct mt7915_mcu_rxd)); 300 301 res = (struct mt7915_mcu_eeprom_info *)skb->data; 302 buf = dev->mt76.eeprom.data + le32_to_cpu(res->addr); 303 memcpy(buf, res->data, 16); 304 305 return 0; 306 } 307 308 static int 309 mt7915_mcu_parse_response(struct mt7915_dev *dev, int cmd, 310 struct sk_buff *skb, int seq) 311 { 312 struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data; 313 int ret = 0; 314 315 if (seq != rxd->seq) { 316 ret = -EAGAIN; 317 goto out; 318 } 319 320 switch (cmd) { 321 case -MCU_CMD_PATCH_SEM_CONTROL: 322 skb_pull(skb, sizeof(*rxd) - 4); 323 ret = *skb->data; 324 break; 325 case MCU_EXT_CMD_THERMAL_CTRL: 326 skb_pull(skb, sizeof(*rxd) + 4); 327 ret = le32_to_cpu(*(__le32 *)skb->data); 328 break; 329 case MCU_EXT_CMD_EFUSE_ACCESS: 330 ret = mt7915_mcu_parse_eeprom(dev, skb); 331 break; 332 default: 333 break; 334 } 335 out: 336 dev_kfree_skb(skb); 337 338 return ret; 339 } 340 341 static int 342 mt7915_mcu_wait_response(struct mt7915_dev *dev, int cmd, int seq) 343 { 344 unsigned long expires = jiffies + 20 * HZ; 345 struct sk_buff *skb; 346 int ret = 0; 347 348 while (true) { 349 skb = mt76_mcu_get_response(&dev->mt76, expires); 350 if (!skb) { 351 dev_err(dev->mt76.dev, "Message %d (seq %d) timeout\n", 352 cmd, seq); 353 return -ETIMEDOUT; 354 } 355 356 ret = mt7915_mcu_parse_response(dev, cmd, skb, seq); 357 if (ret != -EAGAIN) 358 break; 359 } 360 361 return ret; 362 } 363 364 static int 365 mt7915_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb, 366 int cmd, bool wait_resp) 367 { 368 struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76); 369 int ret, seq; 370 371 mutex_lock(&mdev->mcu.mutex); 372 373 ret = __mt7915_mcu_msg_send(dev, skb, cmd, &seq); 374 if (ret) 375 goto out; 376 377 if (wait_resp) 378 ret = mt7915_mcu_wait_response(dev, cmd, seq); 379 380 out: 381 mutex_unlock(&mdev->mcu.mutex); 382 383 return ret; 384 } 385 386 static int 387 mt7915_mcu_msg_send(struct mt76_dev *mdev, int cmd, const void *data, 388 int len, bool wait_resp) 389 { 390 struct sk_buff *skb; 391 392 skb = mt76_mcu_msg_alloc(mdev, data, len); 393 if (!skb) 394 return -ENOMEM; 395 396 return __mt76_mcu_skb_send_msg(mdev, skb, cmd, wait_resp); 397 } 398 399 static void 400 mt7915_mcu_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) 401 { 402 if (vif->csa_active) 403 ieee80211_csa_finish(vif); 404 } 405 406 static void 407 mt7915_mcu_rx_radar_detected(struct mt7915_dev *dev, struct sk_buff *skb) 408 { 409 struct mt76_phy *mphy = &dev->mt76.phy; 410 struct mt7915_mcu_rdd_report *r; 411 412 r = (struct mt7915_mcu_rdd_report *)skb->data; 413 414 if (r->idx && dev->mt76.phy2) 415 mphy = dev->mt76.phy2; 416 417 ieee80211_radar_detected(mphy->hw); 418 dev->hw_pattern++; 419 } 420 421 static void 422 mt7915_mcu_tx_rate_cal(struct mt76_phy *mphy, struct mt7915_mcu_ra_info *ra, 423 struct rate_info *rate, u16 r) 424 { 425 struct ieee80211_supported_band *sband; 426 u16 ru_idx = le16_to_cpu(ra->ru_idx); 427 u16 flags = 0; 428 429 rate->mcs = FIELD_GET(MT_RA_RATE_MCS, r); 430 rate->nss = FIELD_GET(MT_RA_RATE_NSS, r) + 1; 431 432 switch (FIELD_GET(MT_RA_RATE_TX_MODE, r)) { 433 case MT_PHY_TYPE_CCK: 434 case MT_PHY_TYPE_OFDM: 435 if (mphy->chandef.chan->band == NL80211_BAND_5GHZ) 436 sband = &mphy->sband_5g.sband; 437 else 438 sband = &mphy->sband_2g.sband; 439 440 rate->legacy = sband->bitrates[rate->mcs].bitrate; 441 break; 442 case MT_PHY_TYPE_HT: 443 case MT_PHY_TYPE_HT_GF: 444 rate->mcs += (rate->nss - 1) * 8; 445 flags |= RATE_INFO_FLAGS_MCS; 446 447 if (ra->gi) 448 flags |= RATE_INFO_FLAGS_SHORT_GI; 449 break; 450 case MT_PHY_TYPE_VHT: 451 flags |= RATE_INFO_FLAGS_VHT_MCS; 452 453 if (ra->gi) 454 flags |= RATE_INFO_FLAGS_SHORT_GI; 455 break; 456 case MT_PHY_TYPE_HE_SU: 457 case MT_PHY_TYPE_HE_EXT_SU: 458 case MT_PHY_TYPE_HE_TB: 459 case MT_PHY_TYPE_HE_MU: 460 rate->he_gi = ra->gi; 461 rate->he_dcm = FIELD_GET(MT_RA_RATE_DCM_EN, r); 462 463 flags |= RATE_INFO_FLAGS_HE_MCS; 464 break; 465 default: 466 break; 467 } 468 rate->flags = flags; 469 470 if (ru_idx) { 471 switch (ru_idx) { 472 case 1 ... 2: 473 rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_996; 474 break; 475 case 3 ... 6: 476 rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_484; 477 break; 478 case 7 ... 14: 479 rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_242; 480 break; 481 default: 482 rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_106; 483 break; 484 } 485 rate->bw = RATE_INFO_BW_HE_RU; 486 } else { 487 u8 bw = mt7915_mcu_chan_bw(&mphy->chandef) - 488 FIELD_GET(MT_RA_RATE_BW, r); 489 490 switch (bw) { 491 case IEEE80211_STA_RX_BW_160: 492 rate->bw = RATE_INFO_BW_160; 493 break; 494 case IEEE80211_STA_RX_BW_80: 495 rate->bw = RATE_INFO_BW_80; 496 break; 497 case IEEE80211_STA_RX_BW_40: 498 rate->bw = RATE_INFO_BW_40; 499 break; 500 default: 501 rate->bw = RATE_INFO_BW_20; 502 break; 503 } 504 } 505 } 506 507 static void 508 mt7915_mcu_tx_rate_report(struct mt7915_dev *dev, struct sk_buff *skb) 509 { 510 struct mt7915_mcu_ra_info *ra = (struct mt7915_mcu_ra_info *)skb->data; 511 struct rate_info rate = {}, prob_rate = {}; 512 u16 probe = le16_to_cpu(ra->prob_up_rate); 513 u16 attempts = le16_to_cpu(ra->attempts); 514 u16 curr = le16_to_cpu(ra->curr_rate); 515 u16 wcidx = le16_to_cpu(ra->wlan_idx); 516 struct mt76_phy *mphy = &dev->mphy; 517 struct mt7915_sta_stats *stats; 518 struct mt7915_sta *msta; 519 struct mt76_wcid *wcid; 520 521 if (wcidx >= MT76_N_WCIDS) 522 return; 523 524 wcid = rcu_dereference(dev->mt76.wcid[wcidx]); 525 if (!wcid) 526 return; 527 528 msta = container_of(wcid, struct mt7915_sta, wcid); 529 stats = &msta->stats; 530 531 if (msta->wcid.ext_phy && dev->mt76.phy2) 532 mphy = dev->mt76.phy2; 533 534 /* current rate */ 535 mt7915_mcu_tx_rate_cal(mphy, ra, &rate, curr); 536 stats->tx_rate = rate; 537 538 /* probing rate */ 539 mt7915_mcu_tx_rate_cal(mphy, ra, &prob_rate, probe); 540 stats->prob_rate = prob_rate; 541 542 if (attempts) { 543 u16 success = le16_to_cpu(ra->success); 544 545 stats->per = 1000 * (attempts - success) / attempts; 546 } 547 } 548 549 static void 550 mt7915_mcu_rx_log_message(struct mt7915_dev *dev, struct sk_buff *skb) 551 { 552 struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data; 553 const char *data = (char *)&rxd[1]; 554 const char *type; 555 556 switch (rxd->s2d_index) { 557 case 0: 558 type = "WM"; 559 break; 560 case 2: 561 type = "WA"; 562 break; 563 default: 564 type = "unknown"; 565 break; 566 } 567 568 wiphy_info(mt76_hw(dev)->wiphy, "%s: %s", type, data); 569 } 570 571 static void 572 mt7915_mcu_rx_ext_event(struct mt7915_dev *dev, struct sk_buff *skb) 573 { 574 struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data; 575 576 switch (rxd->ext_eid) { 577 case MCU_EXT_EVENT_RDD_REPORT: 578 mt7915_mcu_rx_radar_detected(dev, skb); 579 break; 580 case MCU_EXT_EVENT_CSA_NOTIFY: 581 ieee80211_iterate_active_interfaces_atomic(dev->mt76.hw, 582 IEEE80211_IFACE_ITER_RESUME_ALL, 583 mt7915_mcu_csa_finish, dev); 584 break; 585 case MCU_EXT_EVENT_RATE_REPORT: 586 mt7915_mcu_tx_rate_report(dev, skb); 587 break; 588 case MCU_EXT_EVENT_FW_LOG_2_HOST: 589 mt7915_mcu_rx_log_message(dev, skb); 590 break; 591 default: 592 break; 593 } 594 } 595 596 static void 597 mt7915_mcu_rx_unsolicited_event(struct mt7915_dev *dev, struct sk_buff *skb) 598 { 599 struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data; 600 601 switch (rxd->eid) { 602 case MCU_EVENT_EXT: 603 mt7915_mcu_rx_ext_event(dev, skb); 604 break; 605 default: 606 break; 607 } 608 dev_kfree_skb(skb); 609 } 610 611 void mt7915_mcu_rx_event(struct mt7915_dev *dev, struct sk_buff *skb) 612 { 613 struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data; 614 615 if (rxd->ext_eid == MCU_EXT_EVENT_THERMAL_PROTECT || 616 rxd->ext_eid == MCU_EXT_EVENT_FW_LOG_2_HOST || 617 rxd->ext_eid == MCU_EXT_EVENT_ASSERT_DUMP || 618 rxd->ext_eid == MCU_EXT_EVENT_PS_SYNC || 619 rxd->ext_eid == MCU_EXT_EVENT_RATE_REPORT || 620 !rxd->seq) 621 mt7915_mcu_rx_unsolicited_event(dev, skb); 622 else 623 mt76_mcu_rx_event(&dev->mt76, skb); 624 } 625 626 static struct sk_buff * 627 mt7915_mcu_alloc_sta_req(struct mt7915_dev *dev, struct mt7915_vif *mvif, 628 struct mt7915_sta *msta, int len) 629 { 630 struct sta_req_hdr hdr = { 631 .bss_idx = mvif->idx, 632 .wlan_idx_lo = msta ? to_wcid_lo(msta->wcid.idx) : 0, 633 .wlan_idx_hi = msta ? to_wcid_hi(msta->wcid.idx) : 0, 634 .muar_idx = msta ? mvif->omac_idx : 0, 635 .is_tlv_append = 1, 636 }; 637 struct sk_buff *skb; 638 639 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 640 if (!skb) 641 return ERR_PTR(-ENOMEM); 642 643 skb_put_data(skb, &hdr, sizeof(hdr)); 644 645 return skb; 646 } 647 648 static struct wtbl_req_hdr * 649 mt7915_mcu_alloc_wtbl_req(struct mt7915_dev *dev, struct mt7915_sta *msta, 650 int cmd, void *sta_wtbl, struct sk_buff **skb) 651 { 652 struct tlv *sta_hdr = sta_wtbl; 653 struct wtbl_req_hdr hdr = { 654 .wlan_idx_lo = to_wcid_lo(msta->wcid.idx), 655 .wlan_idx_hi = to_wcid_hi(msta->wcid.idx), 656 .operation = cmd, 657 }; 658 struct sk_buff *nskb = *skb; 659 660 if (!nskb) { 661 nskb = mt76_mcu_msg_alloc(&dev->mt76, NULL, 662 MT7915_WTBL_UPDATE_BA_SIZE); 663 if (!nskb) 664 return ERR_PTR(-ENOMEM); 665 666 *skb = nskb; 667 } 668 669 if (sta_hdr) 670 sta_hdr->len = cpu_to_le16(sizeof(hdr)); 671 672 return skb_put_data(nskb, &hdr, sizeof(hdr)); 673 } 674 675 static struct tlv * 676 mt7915_mcu_add_nested_tlv(struct sk_buff *skb, int tag, int len, 677 void *sta_ntlv, void *sta_wtbl) 678 { 679 struct sta_ntlv_hdr *ntlv_hdr = sta_ntlv; 680 struct tlv *sta_hdr = sta_wtbl; 681 struct tlv *ptlv, tlv = { 682 .tag = cpu_to_le16(tag), 683 .len = cpu_to_le16(len), 684 }; 685 u16 ntlv; 686 687 ptlv = skb_put(skb, len); 688 memcpy(ptlv, &tlv, sizeof(tlv)); 689 690 ntlv = le16_to_cpu(ntlv_hdr->tlv_num); 691 ntlv_hdr->tlv_num = cpu_to_le16(ntlv + 1); 692 693 if (sta_hdr) { 694 u16 size = le16_to_cpu(sta_hdr->len); 695 696 sta_hdr->len = cpu_to_le16(size + len); 697 } 698 699 return ptlv; 700 } 701 702 static struct tlv * 703 mt7915_mcu_add_tlv(struct sk_buff *skb, int tag, int len) 704 { 705 return mt7915_mcu_add_nested_tlv(skb, tag, len, skb->data, NULL); 706 } 707 708 static struct tlv * 709 mt7915_mcu_add_nested_subtlv(struct sk_buff *skb, int sub_tag, int sub_len, 710 __le16 *sub_ntlv, __le16 *len) 711 { 712 struct tlv *ptlv, tlv = { 713 .tag = cpu_to_le16(sub_tag), 714 .len = cpu_to_le16(sub_len), 715 }; 716 717 ptlv = skb_put(skb, sub_len); 718 memcpy(ptlv, &tlv, sizeof(tlv)); 719 720 le16_add_cpu(sub_ntlv, 1); 721 le16_add_cpu(len, sub_len); 722 723 return ptlv; 724 } 725 726 /** bss info **/ 727 static int 728 mt7915_mcu_bss_basic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 729 struct mt7915_phy *phy, bool enable) 730 { 731 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 732 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 733 enum nl80211_band band = chandef->chan->band; 734 struct bss_info_basic *bss; 735 u16 wlan_idx = mvif->sta.wcid.idx; 736 u32 type = NETWORK_INFRA; 737 struct tlv *tlv; 738 739 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_BASIC, sizeof(*bss)); 740 741 switch (vif->type) { 742 case NL80211_IFTYPE_MESH_POINT: 743 case NL80211_IFTYPE_AP: 744 break; 745 case NL80211_IFTYPE_STATION: 746 /* TODO: enable BSS_INFO_UAPSD & BSS_INFO_PM */ 747 if (enable) { 748 struct ieee80211_sta *sta; 749 struct mt7915_sta *msta; 750 751 rcu_read_lock(); 752 sta = ieee80211_find_sta(vif, vif->bss_conf.bssid); 753 if (!sta) { 754 rcu_read_unlock(); 755 return -EINVAL; 756 } 757 758 msta = (struct mt7915_sta *)sta->drv_priv; 759 wlan_idx = msta->wcid.idx; 760 rcu_read_unlock(); 761 } 762 break; 763 case NL80211_IFTYPE_ADHOC: 764 type = NETWORK_IBSS; 765 break; 766 default: 767 WARN_ON(1); 768 break; 769 } 770 771 bss = (struct bss_info_basic *)tlv; 772 memcpy(bss->bssid, vif->bss_conf.bssid, ETH_ALEN); 773 bss->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int); 774 bss->network_type = cpu_to_le32(type); 775 bss->dtim_period = vif->bss_conf.dtim_period; 776 bss->bmc_wcid_lo = to_wcid_lo(wlan_idx); 777 bss->bmc_wcid_hi = to_wcid_hi(wlan_idx); 778 bss->phy_mode = mt7915_get_phy_mode(phy->dev, vif, band, NULL); 779 bss->wmm_idx = mvif->wmm_idx; 780 bss->active = enable; 781 782 return 0; 783 } 784 785 static void 786 mt7915_mcu_bss_omac_tlv(struct sk_buff *skb, struct ieee80211_vif *vif) 787 { 788 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 789 struct bss_info_omac *omac; 790 struct tlv *tlv; 791 u32 type = 0; 792 u8 idx; 793 794 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_OMAC, sizeof(*omac)); 795 796 switch (vif->type) { 797 case NL80211_IFTYPE_MESH_POINT: 798 case NL80211_IFTYPE_AP: 799 type = CONNECTION_INFRA_AP; 800 break; 801 case NL80211_IFTYPE_STATION: 802 type = CONNECTION_INFRA_STA; 803 break; 804 case NL80211_IFTYPE_ADHOC: 805 type = CONNECTION_IBSS_ADHOC; 806 break; 807 default: 808 WARN_ON(1); 809 break; 810 } 811 812 omac = (struct bss_info_omac *)tlv; 813 idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx; 814 omac->conn_type = cpu_to_le32(type); 815 omac->omac_idx = mvif->omac_idx; 816 omac->band_idx = mvif->band_idx; 817 omac->hw_bss_idx = idx; 818 } 819 820 struct mt7915_he_obss_narrow_bw_ru_data { 821 bool tolerated; 822 }; 823 824 static void mt7915_check_he_obss_narrow_bw_ru_iter(struct wiphy *wiphy, 825 struct cfg80211_bss *bss, 826 void *_data) 827 { 828 struct mt7915_he_obss_narrow_bw_ru_data *data = _data; 829 const struct element *elem; 830 831 elem = ieee80211_bss_get_elem(bss, WLAN_EID_EXT_CAPABILITY); 832 833 if (!elem || elem->datalen < 10 || 834 !(elem->data[10] & 835 WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT)) 836 data->tolerated = false; 837 } 838 839 static bool mt7915_check_he_obss_narrow_bw_ru(struct ieee80211_hw *hw, 840 struct ieee80211_vif *vif) 841 { 842 struct mt7915_he_obss_narrow_bw_ru_data iter_data = { 843 .tolerated = true, 844 }; 845 846 if (!(vif->bss_conf.chandef.chan->flags & IEEE80211_CHAN_RADAR)) 847 return false; 848 849 cfg80211_bss_iter(hw->wiphy, &vif->bss_conf.chandef, 850 mt7915_check_he_obss_narrow_bw_ru_iter, 851 &iter_data); 852 853 /* 854 * If there is at least one AP on radar channel that cannot 855 * tolerate 26-tone RU UL OFDMA transmissions using HE TB PPDU. 856 */ 857 return !iter_data.tolerated; 858 } 859 860 static void 861 mt7915_mcu_bss_rfch_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 862 struct mt7915_phy *phy) 863 { 864 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 865 struct bss_info_rf_ch *ch; 866 struct tlv *tlv; 867 int freq1 = chandef->center_freq1; 868 869 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_RF_CH, sizeof(*ch)); 870 871 ch = (struct bss_info_rf_ch *)tlv; 872 ch->pri_ch = chandef->chan->hw_value; 873 ch->center_ch0 = ieee80211_frequency_to_channel(freq1); 874 ch->bw = mt7915_mcu_chan_bw(chandef); 875 876 if (chandef->width == NL80211_CHAN_WIDTH_80P80) { 877 int freq2 = chandef->center_freq2; 878 879 ch->center_ch1 = ieee80211_frequency_to_channel(freq2); 880 } 881 882 if (vif->bss_conf.he_support && vif->type == NL80211_IFTYPE_STATION) { 883 struct mt7915_dev *dev = phy->dev; 884 struct mt76_phy *mphy = &dev->mt76.phy; 885 bool ext_phy = phy != &dev->phy; 886 887 if (ext_phy && dev->mt76.phy2) 888 mphy = dev->mt76.phy2; 889 890 ch->he_ru26_block = 891 mt7915_check_he_obss_narrow_bw_ru(mphy->hw, vif); 892 ch->he_all_disable = false; 893 } else { 894 ch->he_all_disable = true; 895 } 896 } 897 898 static void 899 mt7915_mcu_bss_ra_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 900 struct mt7915_phy *phy) 901 { 902 struct bss_info_ra *ra; 903 struct tlv *tlv; 904 int max_nss = hweight8(phy->chainmask); 905 906 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_RA, sizeof(*ra)); 907 908 ra = (struct bss_info_ra *)tlv; 909 ra->op_mode = vif->type == NL80211_IFTYPE_AP; 910 ra->adhoc_en = vif->type == NL80211_IFTYPE_ADHOC; 911 ra->short_preamble = true; 912 ra->tx_streams = max_nss; 913 ra->rx_streams = max_nss; 914 ra->algo = 4; 915 ra->train_up_rule = 2; 916 ra->train_up_high_thres = 110; 917 ra->train_up_rule_rssi = -70; 918 ra->low_traffic_thres = 2; 919 ra->phy_cap = cpu_to_le32(0xfdf); 920 ra->interval = cpu_to_le32(500); 921 ra->fast_interval = cpu_to_le32(100); 922 } 923 924 static void 925 mt7915_mcu_bss_he_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 926 struct mt7915_phy *phy) 927 { 928 #define DEFAULT_HE_PE_DURATION 4 929 #define DEFAULT_HE_DURATION_RTS_THRES 1023 930 const struct ieee80211_sta_he_cap *cap; 931 struct bss_info_he *he; 932 struct tlv *tlv; 933 934 cap = mt7915_get_he_phy_cap(phy, vif); 935 936 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_HE_BASIC, sizeof(*he)); 937 938 he = (struct bss_info_he *)tlv; 939 he->he_pe_duration = vif->bss_conf.htc_trig_based_pkt_ext; 940 if (!he->he_pe_duration) 941 he->he_pe_duration = DEFAULT_HE_PE_DURATION; 942 943 he->he_rts_thres = cpu_to_le16(vif->bss_conf.frame_time_rts_th); 944 if (!he->he_rts_thres) 945 he->he_rts_thres = cpu_to_le16(DEFAULT_HE_DURATION_RTS_THRES); 946 947 he->max_nss_mcs[CMD_HE_MCS_BW80] = cap->he_mcs_nss_supp.tx_mcs_80; 948 he->max_nss_mcs[CMD_HE_MCS_BW160] = cap->he_mcs_nss_supp.tx_mcs_160; 949 he->max_nss_mcs[CMD_HE_MCS_BW8080] = cap->he_mcs_nss_supp.tx_mcs_80p80; 950 } 951 952 static void 953 mt7915_mcu_bss_hw_amsdu_tlv(struct sk_buff *skb) 954 { 955 #define TXD_CMP_MAP1 GENMASK(15, 0) 956 #define TXD_CMP_MAP2 (GENMASK(31, 0) & ~BIT(23)) 957 struct bss_info_hw_amsdu *amsdu; 958 struct tlv *tlv; 959 960 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_HW_AMSDU, sizeof(*amsdu)); 961 962 amsdu = (struct bss_info_hw_amsdu *)tlv; 963 amsdu->cmp_bitmap_0 = cpu_to_le32(TXD_CMP_MAP1); 964 amsdu->cmp_bitmap_1 = cpu_to_le32(TXD_CMP_MAP2); 965 amsdu->trig_thres = cpu_to_le16(2); 966 amsdu->enable = true; 967 } 968 969 static void 970 mt7915_mcu_bss_ext_tlv(struct sk_buff *skb, struct mt7915_vif *mvif) 971 { 972 /* SIFS 20us + 512 byte beacon tranmitted by 1Mbps (3906us) */ 973 #define BCN_TX_ESTIMATE_TIME (4096 + 20) 974 struct bss_info_ext_bss *ext; 975 int ext_bss_idx, tsf_offset; 976 struct tlv *tlv; 977 978 ext_bss_idx = mvif->omac_idx - EXT_BSSID_START; 979 if (ext_bss_idx < 0) 980 return; 981 982 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_EXT_BSS, sizeof(*ext)); 983 984 ext = (struct bss_info_ext_bss *)tlv; 985 tsf_offset = ext_bss_idx * BCN_TX_ESTIMATE_TIME; 986 ext->mbss_tsf_offset = cpu_to_le32(tsf_offset); 987 } 988 989 static void 990 mt7915_mcu_bss_bmc_tlv(struct sk_buff *skb, struct mt7915_phy *phy) 991 { 992 struct bss_info_bmc_rate *bmc; 993 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 994 enum nl80211_band band = chandef->chan->band; 995 struct tlv *tlv; 996 997 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_BMC_RATE, sizeof(*bmc)); 998 999 bmc = (struct bss_info_bmc_rate *)tlv; 1000 if (band == NL80211_BAND_2GHZ) { 1001 bmc->short_preamble = true; 1002 } else { 1003 bmc->bc_trans = cpu_to_le16(0x2000); 1004 bmc->mc_trans = cpu_to_le16(0x2080); 1005 } 1006 } 1007 1008 static void 1009 mt7915_mcu_bss_sync_tlv(struct sk_buff *skb, struct ieee80211_vif *vif) 1010 { 1011 struct bss_info_sync_mode *sync; 1012 struct tlv *tlv; 1013 1014 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_SYNC_MODE, sizeof(*sync)); 1015 1016 sync = (struct bss_info_sync_mode *)tlv; 1017 sync->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int); 1018 sync->dtim_period = vif->bss_conf.dtim_period; 1019 sync->enable = true; 1020 } 1021 1022 int mt7915_mcu_add_bss_info(struct mt7915_phy *phy, 1023 struct ieee80211_vif *vif, int enable) 1024 { 1025 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 1026 struct sk_buff *skb; 1027 1028 skb = mt7915_mcu_alloc_sta_req(phy->dev, mvif, NULL, 1029 MT7915_BSS_UPDATE_MAX_SIZE); 1030 if (IS_ERR(skb)) 1031 return PTR_ERR(skb); 1032 1033 /* bss_omac must be first */ 1034 if (enable) 1035 mt7915_mcu_bss_omac_tlv(skb, vif); 1036 1037 mt7915_mcu_bss_basic_tlv(skb, vif, phy, enable); 1038 1039 if (enable) { 1040 mt7915_mcu_bss_rfch_tlv(skb, vif, phy); 1041 mt7915_mcu_bss_bmc_tlv(skb, phy); 1042 mt7915_mcu_bss_ra_tlv(skb, vif, phy); 1043 mt7915_mcu_bss_hw_amsdu_tlv(skb); 1044 1045 if (vif->bss_conf.he_support) 1046 mt7915_mcu_bss_he_tlv(skb, vif, phy); 1047 1048 if (mvif->omac_idx > HW_BSSID_MAX) 1049 mt7915_mcu_bss_ext_tlv(skb, mvif); 1050 else 1051 mt7915_mcu_bss_sync_tlv(skb, vif); 1052 } 1053 1054 return __mt76_mcu_skb_send_msg(&phy->dev->mt76, skb, 1055 MCU_EXT_CMD_BSS_INFO_UPDATE, true); 1056 } 1057 1058 /** starec & wtbl **/ 1059 static int 1060 mt7915_mcu_sta_key_tlv(struct sk_buff *skb, struct ieee80211_key_conf *key, 1061 enum set_key_cmd cmd) 1062 { 1063 struct sta_rec_sec *sec; 1064 struct tlv *tlv; 1065 u32 len = sizeof(*sec); 1066 1067 tlv = mt7915_mcu_add_tlv(skb, STA_REC_KEY_V2, sizeof(*sec)); 1068 1069 sec = (struct sta_rec_sec *)tlv; 1070 sec->add = cmd; 1071 1072 if (cmd == SET_KEY) { 1073 struct sec_key *sec_key; 1074 u8 cipher; 1075 1076 cipher = mt7915_mcu_get_cipher(key->cipher); 1077 if (cipher == MT_CIPHER_NONE) 1078 return -EOPNOTSUPP; 1079 1080 sec_key = &sec->key[0]; 1081 sec_key->cipher_len = sizeof(*sec_key); 1082 sec_key->key_id = key->keyidx; 1083 1084 if (cipher == MT_CIPHER_BIP_CMAC_128) { 1085 sec_key->cipher_id = MT_CIPHER_AES_CCMP; 1086 sec_key->key_len = 16; 1087 memcpy(sec_key->key, key->key, 16); 1088 1089 sec_key = &sec->key[1]; 1090 sec_key->cipher_id = MT_CIPHER_BIP_CMAC_128; 1091 sec_key->cipher_len = sizeof(*sec_key); 1092 sec_key->key_len = 16; 1093 memcpy(sec_key->key, key->key + 16, 16); 1094 1095 sec->n_cipher = 2; 1096 } else { 1097 sec_key->cipher_id = cipher; 1098 sec_key->key_len = key->keylen; 1099 memcpy(sec_key->key, key->key, key->keylen); 1100 1101 if (cipher == MT_CIPHER_TKIP) { 1102 /* Rx/Tx MIC keys are swapped */ 1103 memcpy(sec_key->key + 16, key->key + 24, 8); 1104 memcpy(sec_key->key + 24, key->key + 16, 8); 1105 } 1106 1107 len -= sizeof(*sec_key); 1108 sec->n_cipher = 1; 1109 } 1110 } else { 1111 len -= sizeof(sec->key); 1112 sec->n_cipher = 0; 1113 } 1114 sec->len = cpu_to_le16(len); 1115 1116 return 0; 1117 } 1118 1119 int mt7915_mcu_add_key(struct mt7915_dev *dev, struct ieee80211_vif *vif, 1120 struct mt7915_sta *msta, struct ieee80211_key_conf *key, 1121 enum set_key_cmd cmd) 1122 { 1123 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 1124 struct sk_buff *skb; 1125 int len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_sec); 1126 int ret; 1127 1128 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 1129 if (IS_ERR(skb)) 1130 return PTR_ERR(skb); 1131 1132 ret = mt7915_mcu_sta_key_tlv(skb, key, cmd); 1133 if (ret) 1134 return ret; 1135 1136 return __mt76_mcu_skb_send_msg(&dev->mt76, skb, 1137 MCU_EXT_CMD_STA_REC_UPDATE, true); 1138 } 1139 1140 static void 1141 mt7915_mcu_sta_ba_tlv(struct sk_buff *skb, 1142 struct ieee80211_ampdu_params *params, 1143 bool enable, bool tx) 1144 { 1145 struct sta_rec_ba *ba; 1146 struct tlv *tlv; 1147 1148 tlv = mt7915_mcu_add_tlv(skb, STA_REC_BA, sizeof(*ba)); 1149 1150 ba = (struct sta_rec_ba *)tlv; 1151 ba->ba_type = tx ? MT_BA_TYPE_ORIGINATOR : MT_BA_TYPE_RECIPIENT, 1152 ba->winsize = cpu_to_le16(params->buf_size); 1153 ba->ssn = cpu_to_le16(params->ssn); 1154 ba->ba_en = enable << params->tid; 1155 ba->amsdu = params->amsdu; 1156 ba->tid = params->tid; 1157 } 1158 1159 static void 1160 mt7915_mcu_wtbl_ba_tlv(struct sk_buff *skb, 1161 struct ieee80211_ampdu_params *params, 1162 bool enable, bool tx, void *sta_wtbl, 1163 void *wtbl_tlv) 1164 { 1165 struct wtbl_ba *ba; 1166 struct tlv *tlv; 1167 1168 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_BA, sizeof(*ba), 1169 wtbl_tlv, sta_wtbl); 1170 1171 ba = (struct wtbl_ba *)tlv; 1172 ba->tid = params->tid; 1173 1174 if (tx) { 1175 ba->ba_type = MT_BA_TYPE_ORIGINATOR; 1176 ba->sn = enable ? cpu_to_le16(params->ssn) : 0; 1177 ba->ba_en = enable; 1178 } else { 1179 memcpy(ba->peer_addr, params->sta->addr, ETH_ALEN); 1180 ba->ba_type = MT_BA_TYPE_RECIPIENT; 1181 ba->rst_ba_tid = params->tid; 1182 ba->rst_ba_sel = RST_BA_MAC_TID_MATCH; 1183 ba->rst_ba_sb = 1; 1184 } 1185 1186 if (enable && tx) 1187 ba->ba_winsize = cpu_to_le16(params->buf_size); 1188 } 1189 1190 static int 1191 mt7915_mcu_sta_ba(struct mt7915_dev *dev, 1192 struct ieee80211_ampdu_params *params, 1193 bool enable, bool tx) 1194 { 1195 struct mt7915_sta *msta = (struct mt7915_sta *)params->sta->drv_priv; 1196 struct mt7915_vif *mvif = msta->vif; 1197 struct wtbl_req_hdr *wtbl_hdr; 1198 struct tlv *sta_wtbl; 1199 struct sk_buff *skb; 1200 int ret; 1201 1202 if (enable && tx && !params->amsdu) 1203 msta->wcid.amsdu = false; 1204 1205 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, 1206 MT7915_STA_UPDATE_MAX_SIZE); 1207 if (IS_ERR(skb)) 1208 return PTR_ERR(skb); 1209 1210 sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv)); 1211 1212 wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_SET, sta_wtbl, 1213 &skb); 1214 mt7915_mcu_wtbl_ba_tlv(skb, params, enable, tx, sta_wtbl, wtbl_hdr); 1215 1216 ret = __mt76_mcu_skb_send_msg(&dev->mt76, skb, 1217 MCU_EXT_CMD_STA_REC_UPDATE, true); 1218 if (ret) 1219 return ret; 1220 1221 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, 1222 MT7915_STA_UPDATE_MAX_SIZE); 1223 if (IS_ERR(skb)) 1224 return PTR_ERR(skb); 1225 1226 mt7915_mcu_sta_ba_tlv(skb, params, enable, tx); 1227 1228 return __mt76_mcu_skb_send_msg(&dev->mt76, skb, 1229 MCU_EXT_CMD_STA_REC_UPDATE, true); 1230 } 1231 1232 int mt7915_mcu_add_tx_ba(struct mt7915_dev *dev, 1233 struct ieee80211_ampdu_params *params, 1234 bool enable) 1235 { 1236 return mt7915_mcu_sta_ba(dev, params, enable, true); 1237 } 1238 1239 int mt7915_mcu_add_rx_ba(struct mt7915_dev *dev, 1240 struct ieee80211_ampdu_params *params, 1241 bool enable) 1242 { 1243 return mt7915_mcu_sta_ba(dev, params, enable, false); 1244 } 1245 1246 static void 1247 mt7915_mcu_wtbl_generic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 1248 struct ieee80211_sta *sta, void *sta_wtbl, 1249 void *wtbl_tlv) 1250 { 1251 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 1252 struct wtbl_generic *generic; 1253 struct wtbl_rx *rx; 1254 struct tlv *tlv; 1255 1256 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_GENERIC, sizeof(*generic), 1257 wtbl_tlv, sta_wtbl); 1258 1259 generic = (struct wtbl_generic *)tlv; 1260 1261 if (sta) { 1262 memcpy(generic->peer_addr, sta->addr, ETH_ALEN); 1263 generic->partial_aid = cpu_to_le16(sta->aid); 1264 generic->muar_idx = mvif->omac_idx; 1265 generic->qos = sta->wme; 1266 } else { 1267 /* use BSSID in station mode */ 1268 if (vif->type == NL80211_IFTYPE_STATION) 1269 memcpy(generic->peer_addr, vif->bss_conf.bssid, 1270 ETH_ALEN); 1271 else 1272 eth_broadcast_addr(generic->peer_addr); 1273 1274 generic->muar_idx = 0xe; 1275 } 1276 1277 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_RX, sizeof(*rx), 1278 wtbl_tlv, sta_wtbl); 1279 1280 rx = (struct wtbl_rx *)tlv; 1281 rx->rca1 = sta ? vif->type != NL80211_IFTYPE_AP : 1; 1282 rx->rca2 = 1; 1283 rx->rv = 1; 1284 } 1285 1286 static void 1287 mt7915_mcu_sta_basic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 1288 struct ieee80211_sta *sta, bool enable) 1289 { 1290 #define EXTRA_INFO_VER BIT(0) 1291 #define EXTRA_INFO_NEW BIT(1) 1292 struct sta_rec_basic *basic; 1293 struct tlv *tlv; 1294 1295 tlv = mt7915_mcu_add_tlv(skb, STA_REC_BASIC, sizeof(*basic)); 1296 1297 basic = (struct sta_rec_basic *)tlv; 1298 basic->extra_info = cpu_to_le16(EXTRA_INFO_VER); 1299 1300 if (enable) { 1301 basic->extra_info |= cpu_to_le16(EXTRA_INFO_NEW); 1302 basic->conn_state = CONN_STATE_PORT_SECURE; 1303 } else { 1304 basic->conn_state = CONN_STATE_DISCONNECT; 1305 } 1306 1307 if (!sta) { 1308 basic->conn_type = cpu_to_le32(CONNECTION_INFRA_BC); 1309 eth_broadcast_addr(basic->peer_addr); 1310 return; 1311 } 1312 1313 switch (vif->type) { 1314 case NL80211_IFTYPE_MESH_POINT: 1315 case NL80211_IFTYPE_AP: 1316 basic->conn_type = cpu_to_le32(CONNECTION_INFRA_STA); 1317 break; 1318 case NL80211_IFTYPE_STATION: 1319 basic->conn_type = cpu_to_le32(CONNECTION_INFRA_AP); 1320 break; 1321 case NL80211_IFTYPE_ADHOC: 1322 basic->conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC); 1323 break; 1324 default: 1325 WARN_ON(1); 1326 break; 1327 } 1328 1329 memcpy(basic->peer_addr, sta->addr, ETH_ALEN); 1330 basic->aid = cpu_to_le16(sta->aid); 1331 basic->qos = sta->wme; 1332 } 1333 1334 static void 1335 mt7915_mcu_sta_he_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 1336 { 1337 struct ieee80211_sta_he_cap *he_cap = &sta->he_cap; 1338 struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem; 1339 struct sta_rec_he *he; 1340 struct tlv *tlv; 1341 u32 cap = 0; 1342 1343 tlv = mt7915_mcu_add_tlv(skb, STA_REC_HE, sizeof(*he)); 1344 1345 he = (struct sta_rec_he *)tlv; 1346 1347 if (elem->mac_cap_info[0] & IEEE80211_HE_MAC_CAP0_HTC_HE) 1348 cap |= STA_REC_HE_CAP_HTC; 1349 1350 if (elem->mac_cap_info[2] & IEEE80211_HE_MAC_CAP2_BSR) 1351 cap |= STA_REC_HE_CAP_BSR; 1352 1353 if (elem->mac_cap_info[3] & IEEE80211_HE_MAC_CAP3_OMI_CONTROL) 1354 cap |= STA_REC_HE_CAP_OM; 1355 1356 if (elem->mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_AMDSU_IN_AMPDU) 1357 cap |= STA_REC_HE_CAP_AMSDU_IN_AMPDU; 1358 1359 if (elem->mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_BQR) 1360 cap |= STA_REC_HE_CAP_BQR; 1361 1362 if (elem->phy_cap_info[0] & 1363 (IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G | 1364 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G)) 1365 cap |= STA_REC_HE_CAP_BW20_RU242_SUPPORT; 1366 1367 if (elem->phy_cap_info[1] & 1368 IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD) 1369 cap |= STA_REC_HE_CAP_LDPC; 1370 1371 if (elem->phy_cap_info[1] & 1372 IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US) 1373 cap |= STA_REC_HE_CAP_SU_PPDU_1LTF_8US_GI; 1374 1375 if (elem->phy_cap_info[2] & 1376 IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US) 1377 cap |= STA_REC_HE_CAP_NDP_4LTF_3DOT2MS_GI; 1378 1379 if (elem->phy_cap_info[2] & 1380 IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ) 1381 cap |= STA_REC_HE_CAP_LE_EQ_80M_TX_STBC; 1382 1383 if (elem->phy_cap_info[2] & 1384 IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ) 1385 cap |= STA_REC_HE_CAP_LE_EQ_80M_RX_STBC; 1386 1387 if (elem->phy_cap_info[6] & 1388 IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE) 1389 cap |= STA_REC_HE_CAP_PARTIAL_BW_EXT_RANGE; 1390 1391 if (elem->phy_cap_info[7] & 1392 IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI) 1393 cap |= STA_REC_HE_CAP_SU_MU_PPDU_4LTF_8US_GI; 1394 1395 if (elem->phy_cap_info[7] & 1396 IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ) 1397 cap |= STA_REC_HE_CAP_GT_80M_TX_STBC; 1398 1399 if (elem->phy_cap_info[7] & 1400 IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ) 1401 cap |= STA_REC_HE_CAP_GT_80M_RX_STBC; 1402 1403 if (elem->phy_cap_info[8] & 1404 IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI) 1405 cap |= STA_REC_HE_CAP_ER_SU_PPDU_4LTF_8US_GI; 1406 1407 if (elem->phy_cap_info[8] & 1408 IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI) 1409 cap |= STA_REC_HE_CAP_ER_SU_PPDU_1LTF_8US_GI; 1410 1411 if (elem->phy_cap_info[9] & 1412 IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK) 1413 cap |= STA_REC_HE_CAP_TRIG_CQI_FK; 1414 1415 if (elem->phy_cap_info[9] & 1416 IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU) 1417 cap |= STA_REC_HE_CAP_TX_1024QAM_UNDER_RU242; 1418 1419 if (elem->phy_cap_info[9] & 1420 IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU) 1421 cap |= STA_REC_HE_CAP_RX_1024QAM_UNDER_RU242; 1422 1423 he->he_cap = cpu_to_le32(cap); 1424 1425 switch (sta->bandwidth) { 1426 case IEEE80211_STA_RX_BW_160: 1427 if (elem->phy_cap_info[0] & 1428 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) 1429 he->max_nss_mcs[CMD_HE_MCS_BW8080] = 1430 he_cap->he_mcs_nss_supp.rx_mcs_80p80; 1431 1432 he->max_nss_mcs[CMD_HE_MCS_BW160] = 1433 he_cap->he_mcs_nss_supp.rx_mcs_160; 1434 fallthrough; 1435 default: 1436 he->max_nss_mcs[CMD_HE_MCS_BW80] = 1437 he_cap->he_mcs_nss_supp.rx_mcs_80; 1438 break; 1439 } 1440 1441 he->t_frame_dur = 1442 HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]); 1443 he->max_ampdu_exp = 1444 HE_MAC(CAP3_MAX_AMPDU_LEN_EXP_MASK, elem->mac_cap_info[3]); 1445 1446 he->bw_set = 1447 HE_PHY(CAP0_CHANNEL_WIDTH_SET_MASK, elem->phy_cap_info[0]); 1448 he->device_class = 1449 HE_PHY(CAP1_DEVICE_CLASS_A, elem->phy_cap_info[1]); 1450 he->punc_pream_rx = 1451 HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]); 1452 1453 he->dcm_tx_mode = 1454 HE_PHY(CAP3_DCM_MAX_CONST_TX_MASK, elem->phy_cap_info[3]); 1455 he->dcm_tx_max_nss = 1456 HE_PHY(CAP3_DCM_MAX_TX_NSS_2, elem->phy_cap_info[3]); 1457 he->dcm_rx_mode = 1458 HE_PHY(CAP3_DCM_MAX_CONST_RX_MASK, elem->phy_cap_info[3]); 1459 he->dcm_rx_max_nss = 1460 HE_PHY(CAP3_DCM_MAX_RX_NSS_2, elem->phy_cap_info[3]); 1461 he->dcm_rx_max_nss = 1462 HE_PHY(CAP8_DCM_MAX_RU_MASK, elem->phy_cap_info[8]); 1463 1464 he->pkt_ext = 2; 1465 } 1466 1467 static void 1468 mt7915_mcu_sta_uapsd_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, 1469 struct ieee80211_vif *vif) 1470 { 1471 struct sta_rec_uapsd *uapsd; 1472 struct tlv *tlv; 1473 1474 if (vif->type != NL80211_IFTYPE_AP || !sta->wme) 1475 return; 1476 1477 tlv = mt7915_mcu_add_tlv(skb, STA_REC_APPS, sizeof(*uapsd)); 1478 uapsd = (struct sta_rec_uapsd *)tlv; 1479 1480 if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VO) { 1481 uapsd->dac_map |= BIT(3); 1482 uapsd->tac_map |= BIT(3); 1483 } 1484 if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VI) { 1485 uapsd->dac_map |= BIT(2); 1486 uapsd->tac_map |= BIT(2); 1487 } 1488 if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BE) { 1489 uapsd->dac_map |= BIT(1); 1490 uapsd->tac_map |= BIT(1); 1491 } 1492 if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BK) { 1493 uapsd->dac_map |= BIT(0); 1494 uapsd->tac_map |= BIT(0); 1495 } 1496 uapsd->max_sp = sta->max_sp; 1497 } 1498 1499 static void 1500 mt7915_mcu_sta_muru_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 1501 { 1502 struct ieee80211_sta_he_cap *he_cap = &sta->he_cap; 1503 struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem; 1504 struct sta_rec_muru *muru; 1505 struct tlv *tlv; 1506 1507 tlv = mt7915_mcu_add_tlv(skb, STA_REC_MURU, sizeof(*muru)); 1508 1509 muru = (struct sta_rec_muru *)tlv; 1510 muru->cfg.ofdma_dl_en = true; 1511 muru->cfg.ofdma_ul_en = true; 1512 muru->cfg.mimo_dl_en = true; 1513 muru->cfg.mimo_ul_en = true; 1514 1515 muru->ofdma_dl.punc_pream_rx = 1516 HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]); 1517 muru->ofdma_dl.he_20m_in_40m_2g = 1518 HE_PHY(CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G, elem->phy_cap_info[8]); 1519 muru->ofdma_dl.he_20m_in_160m = 1520 HE_PHY(CAP8_20MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]); 1521 muru->ofdma_dl.he_80m_in_160m = 1522 HE_PHY(CAP8_80MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]); 1523 muru->ofdma_dl.lt16_sigb = 0; 1524 muru->ofdma_dl.rx_su_comp_sigb = 0; 1525 muru->ofdma_dl.rx_su_non_comp_sigb = 0; 1526 1527 muru->ofdma_ul.t_frame_dur = 1528 HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]); 1529 muru->ofdma_ul.mu_cascading = 1530 HE_MAC(CAP2_MU_CASCADING, elem->mac_cap_info[2]); 1531 muru->ofdma_ul.uo_ra = 1532 HE_MAC(CAP3_OFDMA_RA, elem->mac_cap_info[3]); 1533 muru->ofdma_ul.he_2x996_tone = 0; 1534 muru->ofdma_ul.rx_t_frame_11ac = 0; 1535 1536 muru->mimo_dl.vht_mu_bfee = 1537 !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE); 1538 muru->mimo_dl.partial_bw_dl_mimo = 1539 HE_PHY(CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO, elem->phy_cap_info[6]); 1540 1541 muru->mimo_ul.full_ul_mimo = 1542 HE_PHY(CAP2_UL_MU_FULL_MU_MIMO, elem->phy_cap_info[2]); 1543 muru->mimo_ul.partial_ul_mimo = 1544 HE_PHY(CAP2_UL_MU_PARTIAL_MU_MIMO, elem->phy_cap_info[2]); 1545 } 1546 1547 static int 1548 mt7915_mcu_add_mu(struct mt7915_dev *dev, struct ieee80211_vif *vif, 1549 struct ieee80211_sta *sta) 1550 { 1551 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 1552 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 1553 struct sk_buff *skb; 1554 int len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_muru); 1555 1556 if (!sta->vht_cap.vht_supported && !sta->he_cap.has_he) 1557 return 0; 1558 1559 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 1560 if (IS_ERR(skb)) 1561 return PTR_ERR(skb); 1562 1563 /* starec muru */ 1564 mt7915_mcu_sta_muru_tlv(skb, sta); 1565 1566 return __mt76_mcu_skb_send_msg(&dev->mt76, skb, 1567 MCU_EXT_CMD_STA_REC_UPDATE, true); 1568 } 1569 1570 static void 1571 mt7915_mcu_sta_amsdu_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 1572 { 1573 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 1574 struct sta_rec_amsdu *amsdu; 1575 struct tlv *tlv; 1576 1577 if (!sta->max_amsdu_len) 1578 return; 1579 1580 tlv = mt7915_mcu_add_tlv(skb, STA_REC_HW_AMSDU, sizeof(*amsdu)); 1581 amsdu = (struct sta_rec_amsdu *)tlv; 1582 amsdu->max_amsdu_num = 8; 1583 amsdu->amsdu_en = true; 1584 amsdu->max_mpdu_size = sta->max_amsdu_len >= 1585 IEEE80211_MAX_MPDU_LEN_VHT_7991; 1586 msta->wcid.amsdu = true; 1587 } 1588 1589 static bool 1590 mt7915_hw_amsdu_supported(struct ieee80211_vif *vif) 1591 { 1592 switch (vif->type) { 1593 case NL80211_IFTYPE_AP: 1594 case NL80211_IFTYPE_STATION: 1595 return true; 1596 default: 1597 return false; 1598 } 1599 } 1600 1601 static void 1602 mt7915_mcu_sta_tlv(struct mt7915_dev *dev, struct sk_buff *skb, 1603 struct ieee80211_sta *sta, struct ieee80211_vif *vif) 1604 { 1605 struct tlv *tlv; 1606 1607 /* starec ht */ 1608 if (sta->ht_cap.ht_supported) { 1609 struct sta_rec_ht *ht; 1610 1611 tlv = mt7915_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht)); 1612 ht = (struct sta_rec_ht *)tlv; 1613 ht->ht_cap = cpu_to_le16(sta->ht_cap.cap); 1614 1615 if (mt7915_hw_amsdu_supported(vif)) 1616 mt7915_mcu_sta_amsdu_tlv(skb, sta); 1617 } 1618 1619 /* starec vht */ 1620 if (sta->vht_cap.vht_supported) { 1621 struct sta_rec_vht *vht; 1622 1623 tlv = mt7915_mcu_add_tlv(skb, STA_REC_VHT, sizeof(*vht)); 1624 vht = (struct sta_rec_vht *)tlv; 1625 vht->vht_cap = cpu_to_le32(sta->vht_cap.cap); 1626 vht->vht_rx_mcs_map = sta->vht_cap.vht_mcs.rx_mcs_map; 1627 vht->vht_tx_mcs_map = sta->vht_cap.vht_mcs.tx_mcs_map; 1628 } 1629 1630 /* starec he */ 1631 if (sta->he_cap.has_he) 1632 mt7915_mcu_sta_he_tlv(skb, sta); 1633 1634 /* starec uapsd */ 1635 mt7915_mcu_sta_uapsd_tlv(skb, sta, vif); 1636 } 1637 1638 static void 1639 mt7915_mcu_wtbl_smps_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, 1640 void *sta_wtbl, void *wtbl_tlv) 1641 { 1642 struct wtbl_smps *smps; 1643 struct tlv *tlv; 1644 1645 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_SMPS, sizeof(*smps), 1646 wtbl_tlv, sta_wtbl); 1647 smps = (struct wtbl_smps *)tlv; 1648 1649 if (sta->smps_mode == IEEE80211_SMPS_DYNAMIC) 1650 smps->smps = true; 1651 } 1652 1653 static void 1654 mt7915_mcu_wtbl_ht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, 1655 void *sta_wtbl, void *wtbl_tlv) 1656 { 1657 struct wtbl_ht *ht = NULL; 1658 struct tlv *tlv; 1659 1660 /* wtbl ht */ 1661 if (sta->ht_cap.ht_supported) { 1662 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_HT, sizeof(*ht), 1663 wtbl_tlv, sta_wtbl); 1664 ht = (struct wtbl_ht *)tlv; 1665 ht->ldpc = sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING; 1666 ht->af = sta->ht_cap.ampdu_factor; 1667 ht->mm = sta->ht_cap.ampdu_density; 1668 ht->ht = true; 1669 } 1670 1671 /* wtbl vht */ 1672 if (sta->vht_cap.vht_supported) { 1673 struct wtbl_vht *vht; 1674 u8 af; 1675 1676 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_VHT, sizeof(*vht), 1677 wtbl_tlv, sta_wtbl); 1678 vht = (struct wtbl_vht *)tlv; 1679 vht->ldpc = sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC, 1680 vht->vht = true; 1681 1682 af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK, 1683 sta->vht_cap.cap); 1684 if (ht) 1685 ht->af = max_t(u8, ht->af, af); 1686 } 1687 1688 mt7915_mcu_wtbl_smps_tlv(skb, sta, sta_wtbl, wtbl_tlv); 1689 } 1690 1691 int mt7915_mcu_add_smps(struct mt7915_dev *dev, struct ieee80211_vif *vif, 1692 struct ieee80211_sta *sta) 1693 { 1694 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 1695 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 1696 struct wtbl_req_hdr *wtbl_hdr; 1697 struct tlv *sta_wtbl; 1698 struct sk_buff *skb; 1699 1700 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, 1701 MT7915_STA_UPDATE_MAX_SIZE); 1702 if (IS_ERR(skb)) 1703 return PTR_ERR(skb); 1704 1705 sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv)); 1706 1707 wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_SET, sta_wtbl, 1708 &skb); 1709 mt7915_mcu_wtbl_smps_tlv(skb, sta, sta_wtbl, wtbl_hdr); 1710 1711 return __mt76_mcu_skb_send_msg(&dev->mt76, skb, 1712 MCU_EXT_CMD_STA_REC_UPDATE, true); 1713 } 1714 1715 static void 1716 mt7915_mcu_sta_sounding_rate(struct sta_rec_bf *bf) 1717 { 1718 bf->sounding_phy = MT_PHY_TYPE_OFDM; 1719 bf->ndp_rate = 0; /* mcs0 */ 1720 bf->ndpa_rate = MT7915_CFEND_RATE_DEFAULT; /* ofdm 24m */ 1721 bf->rept_poll_rate = MT7915_CFEND_RATE_DEFAULT; /* ofdm 24m */ 1722 } 1723 1724 static void 1725 mt7915_mcu_sta_bfer_ht(struct ieee80211_sta *sta, struct sta_rec_bf *bf) 1726 { 1727 struct ieee80211_mcs_info *mcs = &sta->ht_cap.mcs; 1728 u8 n = 0; 1729 1730 bf->tx_mode = MT_PHY_TYPE_HT; 1731 bf->bf_cap |= MT_IBF; 1732 1733 if (mcs->tx_params & IEEE80211_HT_MCS_TX_RX_DIFF && 1734 (mcs->tx_params & IEEE80211_HT_MCS_TX_DEFINED)) 1735 n = FIELD_GET(IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK, 1736 mcs->tx_params); 1737 else if (mcs->rx_mask[3]) 1738 n = 3; 1739 else if (mcs->rx_mask[2]) 1740 n = 2; 1741 else if (mcs->rx_mask[1]) 1742 n = 1; 1743 1744 bf->nc = min_t(u8, bf->nr, n); 1745 bf->ibf_ncol = bf->nc; 1746 1747 if (sta->bandwidth <= IEEE80211_STA_RX_BW_40 && !bf->nc) 1748 bf->ibf_timeout = 0x48; 1749 } 1750 1751 static void 1752 mt7915_mcu_sta_bfer_vht(struct ieee80211_sta *sta, struct mt7915_phy *phy, 1753 struct sta_rec_bf *bf) 1754 { 1755 struct ieee80211_sta_vht_cap *pc = &sta->vht_cap; 1756 struct ieee80211_sta_vht_cap *vc = &phy->mt76->sband_5g.sband.vht_cap; 1757 u8 bfee_nr, bfer_nr, n, tx_ant = hweight8(phy->chainmask) - 1; 1758 u16 mcs_map; 1759 1760 bf->tx_mode = MT_PHY_TYPE_VHT; 1761 bf->bf_cap |= MT_EBF; 1762 1763 mt7915_mcu_sta_sounding_rate(bf); 1764 1765 bfee_nr = FIELD_GET(IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK, 1766 pc->cap); 1767 bfer_nr = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, 1768 vc->cap); 1769 mcs_map = le16_to_cpu(pc->vht_mcs.rx_mcs_map); 1770 1771 n = min_t(u8, bfer_nr, bfee_nr); 1772 bf->nr = min_t(u8, n, tx_ant); 1773 n = mt7915_mcu_get_sta_nss(mcs_map); 1774 1775 bf->nc = min_t(u8, n, bf->nr); 1776 bf->ibf_ncol = bf->nc; 1777 1778 /* force nr from 4 to 2 */ 1779 if (sta->bandwidth == IEEE80211_STA_RX_BW_160) 1780 bf->nr = 1; 1781 } 1782 1783 static void 1784 mt7915_mcu_sta_bfer_he(struct ieee80211_sta *sta, struct ieee80211_vif *vif, 1785 struct mt7915_phy *phy, struct sta_rec_bf *bf) 1786 { 1787 struct ieee80211_sta_he_cap *pc = &sta->he_cap; 1788 struct ieee80211_he_cap_elem *pe = &pc->he_cap_elem; 1789 const struct ieee80211_he_cap_elem *ve; 1790 const struct ieee80211_sta_he_cap *vc; 1791 u8 bfee_nr, bfer_nr, nss_mcs; 1792 u16 mcs_map; 1793 1794 vc = mt7915_get_he_phy_cap(phy, vif); 1795 ve = &vc->he_cap_elem; 1796 1797 bf->tx_mode = MT_PHY_TYPE_HE_SU; 1798 bf->bf_cap |= MT_EBF; 1799 1800 mt7915_mcu_sta_sounding_rate(bf); 1801 1802 bf->trigger_su = HE_PHY(CAP6_TRIG_SU_BEAMFORMER_FB, 1803 pe->phy_cap_info[6]); 1804 bf->trigger_mu = HE_PHY(CAP6_TRIG_MU_BEAMFORMER_FB, 1805 pe->phy_cap_info[6]); 1806 bfer_nr = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, 1807 ve->phy_cap_info[5]); 1808 bfee_nr = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK, 1809 pe->phy_cap_info[4]); 1810 1811 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.tx_mcs_80); 1812 nss_mcs = mt7915_mcu_get_sta_nss(mcs_map); 1813 1814 bf->nr = min_t(u8, bfer_nr, bfee_nr); 1815 bf->nc = min_t(u8, nss_mcs, bf->nr); 1816 bf->ibf_ncol = bf->nc; 1817 1818 if (sta->bandwidth != IEEE80211_STA_RX_BW_160) 1819 return; 1820 1821 /* go over for 160MHz and 80p80 */ 1822 if (pe->phy_cap_info[0] & 1823 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) { 1824 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_160); 1825 nss_mcs = mt7915_mcu_get_sta_nss(mcs_map); 1826 1827 bf->nc_bw160 = nss_mcs; 1828 } 1829 1830 if (pe->phy_cap_info[0] & 1831 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) { 1832 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_80p80); 1833 nss_mcs = mt7915_mcu_get_sta_nss(mcs_map); 1834 1835 if (bf->nc_bw160) 1836 bf->nc_bw160 = min_t(u8, bf->nc_bw160, nss_mcs); 1837 else 1838 bf->nc_bw160 = nss_mcs; 1839 } 1840 1841 bfer_nr = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK, 1842 ve->phy_cap_info[5]); 1843 bfee_nr = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK, 1844 pe->phy_cap_info[4]); 1845 1846 bf->nr_bw160 = min_t(int, bfer_nr, bfee_nr); 1847 } 1848 1849 static void 1850 mt7915_mcu_sta_bfer_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, 1851 struct ieee80211_vif *vif, struct mt7915_phy *phy, 1852 bool enable) 1853 { 1854 struct sta_rec_bf *bf; 1855 struct tlv *tlv; 1856 int tx_ant = hweight8(phy->chainmask) - 1; 1857 const u8 matrix[4][4] = { 1858 {0, 0, 0, 0}, 1859 {1, 1, 0, 0}, /* 2x1, 2x2, 2x3, 2x4 */ 1860 {2, 4, 4, 0}, /* 3x1, 3x2, 3x3, 3x4 */ 1861 {3, 5, 6, 0} /* 4x1, 4x2, 4x3, 4x4 */ 1862 }; 1863 1864 #define MT_BFER_FREE cpu_to_le16(GENMASK(15, 0)) 1865 1866 tlv = mt7915_mcu_add_tlv(skb, STA_REC_BF, sizeof(*bf)); 1867 bf = (struct sta_rec_bf *)tlv; 1868 1869 if (!enable) { 1870 bf->pfmu = MT_BFER_FREE; 1871 return; 1872 } 1873 1874 bf->bw = sta->bandwidth; 1875 bf->ibf_dbw = sta->bandwidth; 1876 bf->ibf_nrow = tx_ant; 1877 bf->ibf_timeout = 0x18; 1878 1879 if (sta->he_cap.has_he) 1880 mt7915_mcu_sta_bfer_he(sta, vif, phy, bf); 1881 else if (sta->vht_cap.vht_supported) 1882 mt7915_mcu_sta_bfer_vht(sta, phy, bf); 1883 else if (sta->ht_cap.ht_supported) 1884 mt7915_mcu_sta_bfer_ht(sta, bf); 1885 1886 if (bf->bf_cap & MT_EBF && bf->nr != tx_ant) 1887 bf->mem_20m = matrix[tx_ant][bf->nc]; 1888 else 1889 bf->mem_20m = matrix[bf->nr][bf->nc]; 1890 1891 switch (sta->bandwidth) { 1892 case IEEE80211_STA_RX_BW_160: 1893 case IEEE80211_STA_RX_BW_80: 1894 bf->mem_total = bf->mem_20m * 2; 1895 break; 1896 case IEEE80211_STA_RX_BW_40: 1897 bf->mem_total = bf->mem_20m; 1898 break; 1899 case IEEE80211_STA_RX_BW_20: 1900 default: 1901 break; 1902 } 1903 } 1904 1905 static void 1906 mt7915_mcu_sta_bfee_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, 1907 struct mt7915_phy *phy) 1908 { 1909 struct sta_rec_bfee *bfee; 1910 struct tlv *tlv; 1911 int tx_ant = hweight8(phy->chainmask) - 1; 1912 u8 nr = 0; 1913 1914 tlv = mt7915_mcu_add_tlv(skb, STA_REC_BFEE, sizeof(*bfee)); 1915 bfee = (struct sta_rec_bfee *)tlv; 1916 1917 if (sta->he_cap.has_he) { 1918 struct ieee80211_he_cap_elem *pe = &sta->he_cap.he_cap_elem; 1919 1920 nr = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, 1921 pe->phy_cap_info[5]); 1922 } else if (sta->vht_cap.vht_supported) { 1923 struct ieee80211_sta_vht_cap *pc = &sta->vht_cap; 1924 1925 nr = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, 1926 pc->cap); 1927 } 1928 1929 /* reply with identity matrix to avoid 2x2 BF negative gain */ 1930 if (nr == 1 && tx_ant == 2) 1931 bfee->fb_identity_matrix = true; 1932 } 1933 1934 static u8 1935 mt7915_mcu_sta_txbf_type(struct mt7915_phy *phy, struct ieee80211_vif *vif, 1936 struct ieee80211_sta *sta) 1937 { 1938 u8 type = 0; 1939 1940 if (vif->type != NL80211_IFTYPE_STATION && 1941 vif->type != NL80211_IFTYPE_AP) 1942 return 0; 1943 1944 if (sta->he_cap.has_he) { 1945 struct ieee80211_he_cap_elem *pe; 1946 const struct ieee80211_he_cap_elem *ve; 1947 const struct ieee80211_sta_he_cap *vc; 1948 1949 pe = &sta->he_cap.he_cap_elem; 1950 vc = mt7915_get_he_phy_cap(phy, vif); 1951 ve = &vc->he_cap_elem; 1952 1953 if ((HE_PHY(CAP3_SU_BEAMFORMER, pe->phy_cap_info[3]) || 1954 HE_PHY(CAP4_MU_BEAMFORMER, pe->phy_cap_info[4])) && 1955 HE_PHY(CAP4_SU_BEAMFORMEE, ve->phy_cap_info[4])) 1956 type |= MT_STA_BFEE; 1957 1958 if ((HE_PHY(CAP3_SU_BEAMFORMER, ve->phy_cap_info[3]) || 1959 HE_PHY(CAP4_MU_BEAMFORMER, ve->phy_cap_info[4])) && 1960 HE_PHY(CAP4_SU_BEAMFORMEE, pe->phy_cap_info[4])) 1961 type |= MT_STA_BFER; 1962 } else if (sta->vht_cap.vht_supported) { 1963 struct ieee80211_sta_vht_cap *pc; 1964 struct ieee80211_sta_vht_cap *vc; 1965 u32 cr, ce; 1966 1967 pc = &sta->vht_cap; 1968 vc = &phy->mt76->sband_5g.sband.vht_cap; 1969 cr = IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE | 1970 IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE; 1971 ce = IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE | 1972 IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE; 1973 1974 if ((pc->cap & cr) && (vc->cap & ce)) 1975 type |= MT_STA_BFEE; 1976 1977 if ((vc->cap & cr) && (pc->cap & ce)) 1978 type |= MT_STA_BFER; 1979 } else if (sta->ht_cap.ht_supported) { 1980 /* TODO: iBF */ 1981 } 1982 1983 return type; 1984 } 1985 1986 static int 1987 mt7915_mcu_add_txbf(struct mt7915_dev *dev, struct ieee80211_vif *vif, 1988 struct ieee80211_sta *sta, bool enable) 1989 { 1990 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 1991 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 1992 struct mt7915_phy *phy; 1993 struct sk_buff *skb; 1994 int r, len; 1995 u8 type; 1996 1997 phy = mvif->band_idx ? mt7915_ext_phy(dev) : &dev->phy; 1998 1999 type = mt7915_mcu_sta_txbf_type(phy, vif, sta); 2000 2001 /* must keep each tag independent */ 2002 2003 /* starec bf */ 2004 if (type & MT_STA_BFER) { 2005 len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_bf); 2006 2007 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 2008 if (IS_ERR(skb)) 2009 return PTR_ERR(skb); 2010 2011 mt7915_mcu_sta_bfer_tlv(skb, sta, vif, phy, enable); 2012 2013 r = __mt76_mcu_skb_send_msg(&dev->mt76, skb, 2014 MCU_EXT_CMD_STA_REC_UPDATE, true); 2015 if (r) 2016 return r; 2017 } 2018 2019 /* starec bfee */ 2020 if (type & MT_STA_BFEE) { 2021 len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_bfee); 2022 2023 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 2024 if (IS_ERR(skb)) 2025 return PTR_ERR(skb); 2026 2027 mt7915_mcu_sta_bfee_tlv(skb, sta, phy); 2028 2029 r = __mt76_mcu_skb_send_msg(&dev->mt76, skb, 2030 MCU_EXT_CMD_STA_REC_UPDATE, true); 2031 if (r) 2032 return r; 2033 } 2034 2035 return 0; 2036 } 2037 2038 static void 2039 mt7915_mcu_sta_rate_ctrl_tlv(struct sk_buff *skb, struct mt7915_dev *dev, 2040 struct ieee80211_vif *vif, 2041 struct ieee80211_sta *sta) 2042 { 2043 struct cfg80211_chan_def *chandef = &dev->mphy.chandef; 2044 struct sta_rec_ra *ra; 2045 struct tlv *tlv; 2046 enum nl80211_band band = chandef->chan->band; 2047 u32 supp_rate = sta->supp_rates[band]; 2048 int n_rates = hweight32(supp_rate); 2049 u32 cap = sta->wme ? STA_CAP_WMM : 0; 2050 u8 i, nss = sta->rx_nss, mcs = 0; 2051 2052 tlv = mt7915_mcu_add_tlv(skb, STA_REC_RA, sizeof(*ra)); 2053 2054 ra = (struct sta_rec_ra *)tlv; 2055 ra->valid = true; 2056 ra->auto_rate = true; 2057 ra->phy_mode = mt7915_get_phy_mode(dev, vif, band, sta); 2058 ra->channel = chandef->chan->hw_value; 2059 ra->bw = sta->bandwidth; 2060 ra->rate_len = n_rates; 2061 ra->phy.bw = sta->bandwidth; 2062 2063 if (n_rates) { 2064 if (band == NL80211_BAND_2GHZ) { 2065 ra->supp_mode = MODE_CCK; 2066 ra->supp_cck_rate = supp_rate & GENMASK(3, 0); 2067 ra->phy.type = MT_PHY_TYPE_CCK; 2068 2069 if (n_rates > 4) { 2070 ra->supp_mode |= MODE_OFDM; 2071 ra->supp_ofdm_rate = supp_rate >> 4; 2072 ra->phy.type = MT_PHY_TYPE_OFDM; 2073 } 2074 } else { 2075 ra->supp_mode = MODE_OFDM; 2076 ra->supp_ofdm_rate = supp_rate; 2077 ra->phy.type = MT_PHY_TYPE_OFDM; 2078 } 2079 } 2080 2081 if (sta->ht_cap.ht_supported) { 2082 for (i = 0; i < nss; i++) 2083 ra->ht_mcs[i] = sta->ht_cap.mcs.rx_mask[i]; 2084 2085 ra->supp_ht_mcs = *(__le32 *)ra->ht_mcs; 2086 ra->supp_mode |= MODE_HT; 2087 mcs = hweight32(le32_to_cpu(ra->supp_ht_mcs)) - 1; 2088 ra->af = sta->ht_cap.ampdu_factor; 2089 ra->ht_gf = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_GRN_FLD); 2090 2091 cap |= STA_CAP_HT; 2092 if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20) 2093 cap |= STA_CAP_SGI_20; 2094 if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40) 2095 cap |= STA_CAP_SGI_40; 2096 if (sta->ht_cap.cap & IEEE80211_HT_CAP_TX_STBC) 2097 cap |= STA_CAP_TX_STBC; 2098 if (sta->ht_cap.cap & IEEE80211_HT_CAP_RX_STBC) 2099 cap |= STA_CAP_RX_STBC; 2100 if (sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING) 2101 cap |= STA_CAP_LDPC; 2102 } 2103 2104 if (sta->vht_cap.vht_supported) { 2105 u16 mcs_map = le16_to_cpu(sta->vht_cap.vht_mcs.rx_mcs_map); 2106 u16 vht_mcs; 2107 u8 af, mcs_prev; 2108 2109 af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK, 2110 sta->vht_cap.cap); 2111 ra->af = max_t(u8, ra->af, af); 2112 2113 cap |= STA_CAP_VHT; 2114 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80) 2115 cap |= STA_CAP_VHT_SGI_80; 2116 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160) 2117 cap |= STA_CAP_VHT_SGI_160; 2118 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_TXSTBC) 2119 cap |= STA_CAP_VHT_TX_STBC; 2120 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_RXSTBC_1) 2121 cap |= STA_CAP_VHT_RX_STBC; 2122 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC) 2123 cap |= STA_CAP_VHT_LDPC; 2124 2125 ra->supp_mode |= MODE_VHT; 2126 for (mcs = 0, i = 0; i < nss; i++, mcs_map >>= 2) { 2127 switch (mcs_map & 0x3) { 2128 case IEEE80211_VHT_MCS_SUPPORT_0_9: 2129 vht_mcs = GENMASK(9, 0); 2130 break; 2131 case IEEE80211_VHT_MCS_SUPPORT_0_8: 2132 vht_mcs = GENMASK(8, 0); 2133 break; 2134 case IEEE80211_VHT_MCS_SUPPORT_0_7: 2135 vht_mcs = GENMASK(7, 0); 2136 break; 2137 default: 2138 vht_mcs = 0; 2139 } 2140 2141 ra->supp_vht_mcs[i] = cpu_to_le16(vht_mcs); 2142 2143 mcs_prev = hweight16(vht_mcs) - 1; 2144 if (mcs_prev > mcs) 2145 mcs = mcs_prev; 2146 2147 /* only support 2ss on 160MHz */ 2148 if (i > 1 && (ra->bw == CMD_CBW_160MHZ || 2149 ra->bw == CMD_CBW_8080MHZ)) 2150 break; 2151 } 2152 } 2153 2154 if (sta->he_cap.has_he) { 2155 ra->supp_mode |= MODE_HE; 2156 cap |= STA_CAP_HE; 2157 } 2158 2159 ra->sta_status = cpu_to_le32(cap); 2160 2161 switch (BIT(fls(ra->supp_mode) - 1)) { 2162 case MODE_VHT: 2163 ra->phy.type = MT_PHY_TYPE_VHT; 2164 ra->phy.mcs = mcs; 2165 ra->phy.nss = nss; 2166 ra->phy.stbc = !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_TXSTBC); 2167 ra->phy.ldpc = !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC); 2168 ra->phy.sgi = 2169 !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80); 2170 break; 2171 case MODE_HT: 2172 ra->phy.type = MT_PHY_TYPE_HT; 2173 ra->phy.mcs = mcs; 2174 ra->phy.ldpc = sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING; 2175 ra->phy.stbc = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_TX_STBC); 2176 ra->phy.sgi = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20); 2177 break; 2178 default: 2179 break; 2180 } 2181 } 2182 2183 int mt7915_mcu_add_rate_ctrl(struct mt7915_dev *dev, struct ieee80211_vif *vif, 2184 struct ieee80211_sta *sta) 2185 { 2186 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2187 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 2188 struct sk_buff *skb; 2189 int len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_ra); 2190 2191 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 2192 if (IS_ERR(skb)) 2193 return PTR_ERR(skb); 2194 2195 mt7915_mcu_sta_rate_ctrl_tlv(skb, dev, vif, sta); 2196 2197 return __mt76_mcu_skb_send_msg(&dev->mt76, skb, 2198 MCU_EXT_CMD_STA_REC_UPDATE, true); 2199 } 2200 2201 static int 2202 mt7915_mcu_add_group(struct mt7915_dev *dev, struct ieee80211_vif *vif, 2203 struct ieee80211_sta *sta) 2204 { 2205 #define MT_STA_BSS_GROUP 1 2206 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2207 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 2208 struct { 2209 __le32 action; 2210 u8 wlan_idx_lo; 2211 u8 status; 2212 u8 wlan_idx_hi; 2213 u8 rsv0[5]; 2214 __le32 val; 2215 u8 rsv1[8]; 2216 } __packed req = { 2217 .action = cpu_to_le32(MT_STA_BSS_GROUP), 2218 .wlan_idx_lo = to_wcid_lo(msta->wcid.idx), 2219 .wlan_idx_hi = to_wcid_hi(msta->wcid.idx), 2220 .val = cpu_to_le32(mvif->idx), 2221 }; 2222 2223 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_DRR_CTRL, 2224 &req, sizeof(req), true); 2225 } 2226 2227 int mt7915_mcu_add_sta_adv(struct mt7915_dev *dev, struct ieee80211_vif *vif, 2228 struct ieee80211_sta *sta, bool enable) 2229 { 2230 int ret; 2231 2232 if (!sta) 2233 return 0; 2234 2235 /* must keep the order */ 2236 ret = mt7915_mcu_add_group(dev, vif, sta); 2237 if (ret) 2238 return ret; 2239 2240 ret = mt7915_mcu_add_txbf(dev, vif, sta, enable); 2241 if (ret) 2242 return ret; 2243 2244 ret = mt7915_mcu_add_mu(dev, vif, sta); 2245 if (ret) 2246 return ret; 2247 2248 if (enable) 2249 return mt7915_mcu_add_rate_ctrl(dev, vif, sta); 2250 2251 return 0; 2252 } 2253 2254 int mt7915_mcu_add_sta(struct mt7915_dev *dev, struct ieee80211_vif *vif, 2255 struct ieee80211_sta *sta, bool enable) 2256 { 2257 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2258 struct wtbl_req_hdr *wtbl_hdr; 2259 struct mt7915_sta *msta; 2260 struct tlv *sta_wtbl; 2261 struct sk_buff *skb; 2262 2263 msta = sta ? (struct mt7915_sta *)sta->drv_priv : &mvif->sta; 2264 2265 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, 2266 MT7915_STA_UPDATE_MAX_SIZE); 2267 if (IS_ERR(skb)) 2268 return PTR_ERR(skb); 2269 2270 mt7915_mcu_sta_basic_tlv(skb, vif, sta, enable); 2271 if (enable && sta) 2272 mt7915_mcu_sta_tlv(dev, skb, sta, vif); 2273 2274 sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv)); 2275 2276 wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_RESET_AND_SET, 2277 sta_wtbl, &skb); 2278 if (enable) { 2279 mt7915_mcu_wtbl_generic_tlv(skb, vif, sta, sta_wtbl, wtbl_hdr); 2280 if (sta) 2281 mt7915_mcu_wtbl_ht_tlv(skb, sta, sta_wtbl, wtbl_hdr); 2282 } 2283 2284 return __mt76_mcu_skb_send_msg(&dev->mt76, skb, 2285 MCU_EXT_CMD_STA_REC_UPDATE, true); 2286 } 2287 2288 int mt7915_mcu_set_fixed_rate(struct mt7915_dev *dev, 2289 struct ieee80211_sta *sta, u32 rate) 2290 { 2291 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 2292 struct mt7915_vif *mvif = msta->vif; 2293 struct sta_rec_ra_fixed *ra; 2294 struct sk_buff *skb; 2295 struct tlv *tlv; 2296 int len = sizeof(struct sta_req_hdr) + sizeof(*ra); 2297 2298 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 2299 if (IS_ERR(skb)) 2300 return PTR_ERR(skb); 2301 2302 tlv = mt7915_mcu_add_tlv(skb, STA_REC_RA_UPDATE, sizeof(*ra)); 2303 ra = (struct sta_rec_ra_fixed *)tlv; 2304 2305 if (!rate) { 2306 ra->field = cpu_to_le32(RATE_PARAM_AUTO); 2307 goto out; 2308 } else { 2309 ra->field = cpu_to_le32(RATE_PARAM_FIXED); 2310 } 2311 2312 ra->phy.type = FIELD_GET(RATE_CFG_PHY_TYPE, rate); 2313 ra->phy.bw = FIELD_GET(RATE_CFG_BW, rate); 2314 ra->phy.nss = FIELD_GET(RATE_CFG_NSS, rate); 2315 ra->phy.mcs = FIELD_GET(RATE_CFG_MCS, rate); 2316 ra->phy.stbc = FIELD_GET(RATE_CFG_STBC, rate); 2317 2318 if (ra->phy.bw) 2319 ra->phy.ldpc = 7; 2320 else 2321 ra->phy.ldpc = FIELD_GET(RATE_CFG_LDPC, rate) * 7; 2322 2323 /* HT/VHT - SGI: 1, LGI: 0; HE - SGI: 0, MGI: 1, LGI: 2 */ 2324 if (ra->phy.type > MT_PHY_TYPE_VHT) 2325 ra->phy.sgi = ra->phy.mcs * 85; 2326 else 2327 ra->phy.sgi = ra->phy.mcs * 15; 2328 2329 out: 2330 return __mt76_mcu_skb_send_msg(&dev->mt76, skb, 2331 MCU_EXT_CMD_STA_REC_UPDATE, true); 2332 } 2333 2334 int mt7915_mcu_add_dev_info(struct mt7915_dev *dev, 2335 struct ieee80211_vif *vif, bool enable) 2336 { 2337 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2338 struct { 2339 struct req_hdr { 2340 u8 omac_idx; 2341 u8 dbdc_idx; 2342 __le16 tlv_num; 2343 u8 is_tlv_append; 2344 u8 rsv[3]; 2345 } __packed hdr; 2346 struct req_tlv { 2347 __le16 tag; 2348 __le16 len; 2349 u8 active; 2350 u8 dbdc_idx; 2351 u8 omac_addr[ETH_ALEN]; 2352 } __packed tlv; 2353 } data = { 2354 .hdr = { 2355 .omac_idx = mvif->omac_idx, 2356 .dbdc_idx = mvif->band_idx, 2357 .tlv_num = cpu_to_le16(1), 2358 .is_tlv_append = 1, 2359 }, 2360 .tlv = { 2361 .tag = cpu_to_le16(DEV_INFO_ACTIVE), 2362 .len = cpu_to_le16(sizeof(struct req_tlv)), 2363 .active = enable, 2364 .dbdc_idx = mvif->band_idx, 2365 }, 2366 }; 2367 2368 memcpy(data.tlv.omac_addr, vif->addr, ETH_ALEN); 2369 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_DEV_INFO_UPDATE, 2370 &data, sizeof(data), true); 2371 } 2372 2373 static void 2374 mt7915_mcu_beacon_csa(struct sk_buff *rskb, struct sk_buff *skb, 2375 struct bss_info_bcn *bcn, 2376 struct ieee80211_mutable_offsets *offs) 2377 { 2378 if (offs->cntdwn_counter_offs[0]) { 2379 struct tlv *tlv; 2380 struct bss_info_bcn_csa *csa; 2381 2382 tlv = mt7915_mcu_add_nested_subtlv(rskb, BSS_INFO_BCN_CSA, 2383 sizeof(*csa), &bcn->sub_ntlv, 2384 &bcn->len); 2385 csa = (struct bss_info_bcn_csa *)tlv; 2386 csa->cnt = skb->data[offs->cntdwn_counter_offs[0]]; 2387 } 2388 } 2389 2390 static void 2391 mt7915_mcu_beacon_cont(struct mt7915_dev *dev, struct sk_buff *rskb, 2392 struct sk_buff *skb, struct bss_info_bcn *bcn, 2393 struct ieee80211_mutable_offsets *offs) 2394 { 2395 struct mt76_wcid *wcid = &dev->mt76.global_wcid; 2396 struct bss_info_bcn_cont *cont; 2397 struct tlv *tlv; 2398 u8 *buf; 2399 int len = sizeof(*cont) + MT_TXD_SIZE + skb->len; 2400 2401 tlv = mt7915_mcu_add_nested_subtlv(rskb, BSS_INFO_BCN_CONTENT, 2402 len, &bcn->sub_ntlv, &bcn->len); 2403 2404 cont = (struct bss_info_bcn_cont *)tlv; 2405 cont->pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len); 2406 cont->tim_ofs = cpu_to_le16(offs->tim_offset); 2407 2408 if (offs->cntdwn_counter_offs[0]) 2409 cont->csa_ofs = cpu_to_le16(offs->cntdwn_counter_offs[0] - 4); 2410 2411 buf = (u8 *)tlv + sizeof(*cont); 2412 mt7915_mac_write_txwi(dev, (__le32 *)buf, skb, wcid, NULL, 2413 true); 2414 memcpy(buf + MT_TXD_SIZE, skb->data, skb->len); 2415 } 2416 2417 int mt7915_mcu_add_beacon(struct ieee80211_hw *hw, 2418 struct ieee80211_vif *vif, int en) 2419 { 2420 #define MAX_BEACON_SIZE 512 2421 struct mt7915_dev *dev = mt7915_hw_dev(hw); 2422 struct mt7915_phy *phy = mt7915_hw_phy(hw); 2423 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2424 struct ieee80211_mutable_offsets offs; 2425 struct ieee80211_tx_info *info; 2426 struct sk_buff *skb, *rskb; 2427 struct tlv *tlv; 2428 struct bss_info_bcn *bcn; 2429 int len = MT7915_BEACON_UPDATE_SIZE + MAX_BEACON_SIZE; 2430 2431 skb = ieee80211_beacon_get_template(hw, vif, &offs); 2432 if (!skb) 2433 return -EINVAL; 2434 2435 if (skb->len > MAX_BEACON_SIZE - MT_TXD_SIZE) { 2436 dev_err(dev->mt76.dev, "Bcn size limit exceed\n"); 2437 dev_kfree_skb(skb); 2438 return -EINVAL; 2439 } 2440 2441 rskb = mt7915_mcu_alloc_sta_req(dev, mvif, NULL, len); 2442 if (IS_ERR(rskb)) { 2443 dev_kfree_skb(skb); 2444 return PTR_ERR(rskb); 2445 } 2446 2447 tlv = mt7915_mcu_add_tlv(rskb, BSS_INFO_OFFLOAD, sizeof(*bcn)); 2448 bcn = (struct bss_info_bcn *)tlv; 2449 bcn->enable = en; 2450 2451 if (mvif->band_idx) { 2452 info = IEEE80211_SKB_CB(skb); 2453 info->hw_queue |= MT_TX_HW_QUEUE_EXT_PHY; 2454 } 2455 2456 /* TODO: subtag - bss color count & 11v MBSSID */ 2457 mt7915_mcu_beacon_csa(rskb, skb, bcn, &offs); 2458 mt7915_mcu_beacon_cont(dev, rskb, skb, bcn, &offs); 2459 dev_kfree_skb(skb); 2460 2461 return __mt76_mcu_skb_send_msg(&phy->dev->mt76, rskb, 2462 MCU_EXT_CMD_BSS_INFO_UPDATE, true); 2463 } 2464 2465 static int mt7915_mcu_send_firmware(struct mt7915_dev *dev, const void *data, 2466 int len) 2467 { 2468 int ret = 0, cur_len; 2469 2470 while (len > 0) { 2471 cur_len = min_t(int, 4096 - sizeof(struct mt7915_mcu_txd), 2472 len); 2473 2474 ret = __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_FW_SCATTER, 2475 data, cur_len, false); 2476 if (ret) 2477 break; 2478 2479 data += cur_len; 2480 len -= cur_len; 2481 mt76_queue_tx_cleanup(dev, MT_TXQ_FWDL, false); 2482 } 2483 2484 return ret; 2485 } 2486 2487 static int mt7915_mcu_start_firmware(struct mt7915_dev *dev, u32 addr, 2488 u32 option) 2489 { 2490 struct { 2491 __le32 option; 2492 __le32 addr; 2493 } req = { 2494 .option = cpu_to_le32(option), 2495 .addr = cpu_to_le32(addr), 2496 }; 2497 2498 return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_FW_START_REQ, 2499 &req, sizeof(req), true); 2500 } 2501 2502 static int mt7915_mcu_restart(struct mt76_dev *dev) 2503 { 2504 struct { 2505 u8 power_mode; 2506 u8 rsv[3]; 2507 } req = { 2508 .power_mode = 1, 2509 }; 2510 2511 return __mt76_mcu_send_msg(dev, -MCU_CMD_NIC_POWER_CTRL, &req, 2512 sizeof(req), false); 2513 } 2514 2515 static int mt7915_mcu_patch_sem_ctrl(struct mt7915_dev *dev, bool get) 2516 { 2517 struct { 2518 __le32 op; 2519 } req = { 2520 .op = cpu_to_le32(get ? PATCH_SEM_GET : PATCH_SEM_RELEASE), 2521 }; 2522 2523 return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_PATCH_SEM_CONTROL, 2524 &req, sizeof(req), true); 2525 } 2526 2527 static int mt7915_mcu_start_patch(struct mt7915_dev *dev) 2528 { 2529 struct { 2530 u8 check_crc; 2531 u8 reserved[3]; 2532 } req = { 2533 .check_crc = 0, 2534 }; 2535 2536 return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_PATCH_FINISH_REQ, 2537 &req, sizeof(req), true); 2538 } 2539 2540 static int mt7915_driver_own(struct mt7915_dev *dev) 2541 { 2542 u32 reg = mt7915_reg_map_l1(dev, MT_TOP_LPCR_HOST_BAND0); 2543 2544 mt76_wr(dev, reg, MT_TOP_LPCR_HOST_DRV_OWN); 2545 if (!mt76_poll_msec(dev, reg, MT_TOP_LPCR_HOST_FW_OWN, 2546 0, 500)) { 2547 dev_err(dev->mt76.dev, "Timeout for driver own\n"); 2548 return -EIO; 2549 } 2550 2551 return 0; 2552 } 2553 2554 static int mt7915_mcu_init_download(struct mt7915_dev *dev, u32 addr, 2555 u32 len, u32 mode) 2556 { 2557 struct { 2558 __le32 addr; 2559 __le32 len; 2560 __le32 mode; 2561 } req = { 2562 .addr = cpu_to_le32(addr), 2563 .len = cpu_to_le32(len), 2564 .mode = cpu_to_le32(mode), 2565 }; 2566 int attr; 2567 2568 if (req.addr == cpu_to_le32(MCU_PATCH_ADDRESS)) 2569 attr = -MCU_CMD_PATCH_START_REQ; 2570 else 2571 attr = -MCU_CMD_TARGET_ADDRESS_LEN_REQ; 2572 2573 return __mt76_mcu_send_msg(&dev->mt76, attr, &req, sizeof(req), true); 2574 } 2575 2576 static int mt7915_load_patch(struct mt7915_dev *dev) 2577 { 2578 const struct mt7915_patch_hdr *hdr; 2579 const struct firmware *fw = NULL; 2580 int i, ret, sem; 2581 2582 sem = mt7915_mcu_patch_sem_ctrl(dev, 1); 2583 switch (sem) { 2584 case PATCH_IS_DL: 2585 return 0; 2586 case PATCH_NOT_DL_SEM_SUCCESS: 2587 break; 2588 default: 2589 dev_err(dev->mt76.dev, "Failed to get patch semaphore\n"); 2590 return -EAGAIN; 2591 } 2592 2593 ret = request_firmware(&fw, MT7915_ROM_PATCH, dev->mt76.dev); 2594 if (ret) 2595 goto out; 2596 2597 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 2598 dev_err(dev->mt76.dev, "Invalid firmware\n"); 2599 ret = -EINVAL; 2600 goto out; 2601 } 2602 2603 hdr = (const struct mt7915_patch_hdr *)(fw->data); 2604 2605 dev_info(dev->mt76.dev, "HW/SW Version: 0x%x, Build Time: %.16s\n", 2606 be32_to_cpu(hdr->hw_sw_ver), hdr->build_date); 2607 2608 for (i = 0; i < be32_to_cpu(hdr->desc.n_region); i++) { 2609 struct mt7915_patch_sec *sec; 2610 const u8 *dl; 2611 u32 len, addr; 2612 2613 sec = (struct mt7915_patch_sec *)(fw->data + sizeof(*hdr) + 2614 i * sizeof(*sec)); 2615 if ((be32_to_cpu(sec->type) & PATCH_SEC_TYPE_MASK) != 2616 PATCH_SEC_TYPE_INFO) { 2617 ret = -EINVAL; 2618 goto out; 2619 } 2620 2621 addr = be32_to_cpu(sec->info.addr); 2622 len = be32_to_cpu(sec->info.len); 2623 dl = fw->data + be32_to_cpu(sec->offs); 2624 2625 ret = mt7915_mcu_init_download(dev, addr, len, 2626 DL_MODE_NEED_RSP); 2627 if (ret) { 2628 dev_err(dev->mt76.dev, "Download request failed\n"); 2629 goto out; 2630 } 2631 2632 ret = mt7915_mcu_send_firmware(dev, dl, len); 2633 if (ret) { 2634 dev_err(dev->mt76.dev, "Failed to send patch\n"); 2635 goto out; 2636 } 2637 } 2638 2639 ret = mt7915_mcu_start_patch(dev); 2640 if (ret) 2641 dev_err(dev->mt76.dev, "Failed to start patch\n"); 2642 2643 out: 2644 sem = mt7915_mcu_patch_sem_ctrl(dev, 0); 2645 switch (sem) { 2646 case PATCH_REL_SEM_SUCCESS: 2647 break; 2648 default: 2649 ret = -EAGAIN; 2650 dev_err(dev->mt76.dev, "Failed to release patch semaphore\n"); 2651 goto out; 2652 } 2653 release_firmware(fw); 2654 2655 return ret; 2656 } 2657 2658 static u32 mt7915_mcu_gen_dl_mode(u8 feature_set, bool is_wa) 2659 { 2660 u32 ret = 0; 2661 2662 ret |= (feature_set & FW_FEATURE_SET_ENCRYPT) ? 2663 (DL_MODE_ENCRYPT | DL_MODE_RESET_SEC_IV) : 0; 2664 ret |= FIELD_PREP(DL_MODE_KEY_IDX, 2665 FIELD_GET(FW_FEATURE_SET_KEY_IDX, feature_set)); 2666 ret |= DL_MODE_NEED_RSP; 2667 ret |= is_wa ? DL_MODE_WORKING_PDA_CR4 : 0; 2668 2669 return ret; 2670 } 2671 2672 static int 2673 mt7915_mcu_send_ram_firmware(struct mt7915_dev *dev, 2674 const struct mt7915_fw_trailer *hdr, 2675 const u8 *data, bool is_wa) 2676 { 2677 int i, offset = 0; 2678 u32 override = 0, option = 0; 2679 2680 for (i = 0; i < hdr->n_region; i++) { 2681 const struct mt7915_fw_region *region; 2682 int err; 2683 u32 len, addr, mode; 2684 2685 region = (const struct mt7915_fw_region *)((const u8 *)hdr - 2686 (hdr->n_region - i) * sizeof(*region)); 2687 mode = mt7915_mcu_gen_dl_mode(region->feature_set, is_wa); 2688 len = le32_to_cpu(region->len); 2689 addr = le32_to_cpu(region->addr); 2690 2691 if (region->feature_set & FW_FEATURE_OVERRIDE_ADDR) 2692 override = addr; 2693 2694 err = mt7915_mcu_init_download(dev, addr, len, mode); 2695 if (err) { 2696 dev_err(dev->mt76.dev, "Download request failed\n"); 2697 return err; 2698 } 2699 2700 err = mt7915_mcu_send_firmware(dev, data + offset, len); 2701 if (err) { 2702 dev_err(dev->mt76.dev, "Failed to send firmware.\n"); 2703 return err; 2704 } 2705 2706 offset += len; 2707 } 2708 2709 if (override) 2710 option |= FW_START_OVERRIDE; 2711 2712 if (is_wa) 2713 option |= FW_START_WORKING_PDA_CR4; 2714 2715 return mt7915_mcu_start_firmware(dev, override, option); 2716 } 2717 2718 static int mt7915_load_ram(struct mt7915_dev *dev) 2719 { 2720 const struct mt7915_fw_trailer *hdr; 2721 const struct firmware *fw; 2722 int ret; 2723 2724 ret = request_firmware(&fw, MT7915_FIRMWARE_WM, dev->mt76.dev); 2725 if (ret) 2726 return ret; 2727 2728 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 2729 dev_err(dev->mt76.dev, "Invalid firmware\n"); 2730 ret = -EINVAL; 2731 goto out; 2732 } 2733 2734 hdr = (const struct mt7915_fw_trailer *)(fw->data + fw->size - 2735 sizeof(*hdr)); 2736 2737 dev_info(dev->mt76.dev, "WM Firmware Version: %.10s, Build Time: %.15s\n", 2738 hdr->fw_ver, hdr->build_date); 2739 2740 ret = mt7915_mcu_send_ram_firmware(dev, hdr, fw->data, false); 2741 if (ret) { 2742 dev_err(dev->mt76.dev, "Failed to start WM firmware\n"); 2743 goto out; 2744 } 2745 2746 release_firmware(fw); 2747 2748 ret = request_firmware(&fw, MT7915_FIRMWARE_WA, dev->mt76.dev); 2749 if (ret) 2750 return ret; 2751 2752 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 2753 dev_err(dev->mt76.dev, "Invalid firmware\n"); 2754 ret = -EINVAL; 2755 goto out; 2756 } 2757 2758 hdr = (const struct mt7915_fw_trailer *)(fw->data + fw->size - 2759 sizeof(*hdr)); 2760 2761 dev_info(dev->mt76.dev, "WA Firmware Version: %.10s, Build Time: %.15s\n", 2762 hdr->fw_ver, hdr->build_date); 2763 2764 ret = mt7915_mcu_send_ram_firmware(dev, hdr, fw->data, true); 2765 if (ret) { 2766 dev_err(dev->mt76.dev, "Failed to start WA firmware\n"); 2767 goto out; 2768 } 2769 2770 snprintf(dev->mt76.hw->wiphy->fw_version, 2771 sizeof(dev->mt76.hw->wiphy->fw_version), 2772 "%.10s-%.15s", hdr->fw_ver, hdr->build_date); 2773 2774 out: 2775 release_firmware(fw); 2776 2777 return ret; 2778 } 2779 2780 static int mt7915_load_firmware(struct mt7915_dev *dev) 2781 { 2782 int ret; 2783 u32 val, reg = mt7915_reg_map_l1(dev, MT_TOP_MISC); 2784 2785 val = FIELD_PREP(MT_TOP_MISC_FW_STATE, FW_STATE_FW_DOWNLOAD); 2786 2787 if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, val, 1000)) { 2788 /* restart firmware once */ 2789 __mt76_mcu_restart(&dev->mt76); 2790 if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, 2791 val, 1000)) { 2792 dev_err(dev->mt76.dev, 2793 "Firmware is not ready for download\n"); 2794 return -EIO; 2795 } 2796 } 2797 2798 ret = mt7915_load_patch(dev); 2799 if (ret) 2800 return ret; 2801 2802 ret = mt7915_load_ram(dev); 2803 if (ret) 2804 return ret; 2805 2806 if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, 2807 FIELD_PREP(MT_TOP_MISC_FW_STATE, 2808 FW_STATE_WACPU_RDY), 1000)) { 2809 dev_err(dev->mt76.dev, "Timeout for initializing firmware\n"); 2810 return -EIO; 2811 } 2812 2813 mt76_queue_tx_cleanup(dev, MT_TXQ_FWDL, false); 2814 2815 dev_dbg(dev->mt76.dev, "Firmware init done\n"); 2816 2817 return 0; 2818 } 2819 2820 int mt7915_mcu_fw_log_2_host(struct mt7915_dev *dev, u8 ctrl) 2821 { 2822 struct { 2823 u8 ctrl_val; 2824 u8 pad[3]; 2825 } data = { 2826 .ctrl_val = ctrl 2827 }; 2828 2829 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_FW_LOG_2_HOST, 2830 &data, sizeof(data), true); 2831 } 2832 2833 int mt7915_mcu_fw_dbg_ctrl(struct mt7915_dev *dev, u32 module, u8 level) 2834 { 2835 struct { 2836 u8 ver; 2837 u8 pad; 2838 u16 len; 2839 u8 level; 2840 u8 rsv[3]; 2841 __le32 module_idx; 2842 } data = { 2843 .module_idx = cpu_to_le32(module), 2844 .level = level, 2845 }; 2846 2847 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_FW_DBG_CTRL, 2848 &data, sizeof(data), false); 2849 } 2850 2851 int mt7915_mcu_init(struct mt7915_dev *dev) 2852 { 2853 static const struct mt76_mcu_ops mt7915_mcu_ops = { 2854 .headroom = sizeof(struct mt7915_mcu_txd), 2855 .mcu_skb_send_msg = mt7915_mcu_send_message, 2856 .mcu_send_msg = mt7915_mcu_msg_send, 2857 .mcu_restart = mt7915_mcu_restart, 2858 }; 2859 int ret; 2860 2861 dev->mt76.mcu_ops = &mt7915_mcu_ops, 2862 2863 ret = mt7915_driver_own(dev); 2864 if (ret) 2865 return ret; 2866 2867 ret = mt7915_load_firmware(dev); 2868 if (ret) 2869 return ret; 2870 2871 set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); 2872 mt7915_mcu_fw_log_2_host(dev, 0); 2873 2874 return 0; 2875 } 2876 2877 void mt7915_mcu_exit(struct mt7915_dev *dev) 2878 { 2879 u32 reg = mt7915_reg_map_l1(dev, MT_TOP_MISC); 2880 2881 __mt76_mcu_restart(&dev->mt76); 2882 if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, 2883 FIELD_PREP(MT_TOP_MISC_FW_STATE, 2884 FW_STATE_FW_DOWNLOAD), 1000)) { 2885 dev_err(dev->mt76.dev, "Failed to exit mcu\n"); 2886 return; 2887 } 2888 2889 reg = mt7915_reg_map_l1(dev, MT_TOP_LPCR_HOST_BAND0); 2890 mt76_wr(dev, reg, MT_TOP_LPCR_HOST_FW_OWN); 2891 skb_queue_purge(&dev->mt76.mcu.res_q); 2892 } 2893 2894 int mt7915_mcu_set_mac(struct mt7915_dev *dev, int band, 2895 bool enable, bool hdr_trans) 2896 { 2897 struct { 2898 u8 operation; 2899 u8 enable; 2900 u8 check_bssid; 2901 u8 insert_vlan; 2902 u8 remove_vlan; 2903 u8 tid; 2904 u8 mode; 2905 u8 rsv; 2906 } __packed req_trans = { 2907 .enable = hdr_trans, 2908 }; 2909 struct { 2910 u8 enable; 2911 u8 band; 2912 u8 rsv[2]; 2913 } __packed req_mac = { 2914 .enable = enable, 2915 .band = band, 2916 }; 2917 int ret; 2918 2919 ret = __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_RX_HDR_TRANS, 2920 &req_trans, sizeof(req_trans), false); 2921 if (ret) 2922 return ret; 2923 2924 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_MAC_INIT_CTRL, 2925 &req_mac, sizeof(req_mac), true); 2926 } 2927 2928 int mt7915_mcu_set_scs(struct mt7915_dev *dev, u8 band, bool enable) 2929 { 2930 struct { 2931 __le32 cmd; 2932 u8 band; 2933 u8 enable; 2934 } __packed req = { 2935 .cmd = cpu_to_le32(SCS_ENABLE), 2936 .band = band, 2937 .enable = enable + 1, 2938 }; 2939 2940 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SCS_CTRL, &req, 2941 sizeof(req), false); 2942 } 2943 2944 int mt7915_mcu_set_rts_thresh(struct mt7915_phy *phy, u32 val) 2945 { 2946 struct mt7915_dev *dev = phy->dev; 2947 struct { 2948 u8 prot_idx; 2949 u8 band; 2950 u8 rsv[2]; 2951 __le32 len_thresh; 2952 __le32 pkt_thresh; 2953 } __packed req = { 2954 .prot_idx = 1, 2955 .band = phy != &dev->phy, 2956 .len_thresh = cpu_to_le32(val), 2957 .pkt_thresh = cpu_to_le32(0x2), 2958 }; 2959 2960 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_PROTECT_CTRL, 2961 &req, sizeof(req), true); 2962 } 2963 2964 int mt7915_mcu_set_tx(struct mt7915_dev *dev, struct ieee80211_vif *vif) 2965 { 2966 #define WMM_AIFS_SET BIT(0) 2967 #define WMM_CW_MIN_SET BIT(1) 2968 #define WMM_CW_MAX_SET BIT(2) 2969 #define WMM_TXOP_SET BIT(3) 2970 #define WMM_PARAM_SET GENMASK(3, 0) 2971 #define TX_CMD_MODE 1 2972 struct edca { 2973 u8 queue; 2974 u8 set; 2975 u8 aifs; 2976 u8 cw_min; 2977 __le16 cw_max; 2978 __le16 txop; 2979 }; 2980 struct mt7915_mcu_tx { 2981 u8 total; 2982 u8 action; 2983 u8 valid; 2984 u8 mode; 2985 2986 struct edca edca[IEEE80211_NUM_ACS]; 2987 } __packed req = { 2988 .valid = true, 2989 .mode = TX_CMD_MODE, 2990 .total = IEEE80211_NUM_ACS, 2991 }; 2992 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2993 int ac; 2994 2995 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { 2996 struct ieee80211_tx_queue_params *q = &mvif->queue_params[ac]; 2997 struct edca *e = &req.edca[ac]; 2998 2999 e->set = WMM_PARAM_SET; 3000 e->queue = ac + mvif->wmm_idx * MT7915_MAX_WMM_SETS; 3001 e->aifs = q->aifs; 3002 e->txop = cpu_to_le16(q->txop); 3003 3004 if (q->cw_min) 3005 e->cw_min = fls(q->cw_min); 3006 else 3007 e->cw_min = 5; 3008 3009 if (q->cw_max) 3010 e->cw_max = cpu_to_le16(fls(q->cw_max)); 3011 else 3012 e->cw_max = cpu_to_le16(10); 3013 } 3014 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EDCA_UPDATE, 3015 &req, sizeof(req), true); 3016 } 3017 3018 int mt7915_mcu_set_pm(struct mt7915_dev *dev, int band, int enter) 3019 { 3020 #define ENTER_PM_STATE 1 3021 #define EXIT_PM_STATE 2 3022 struct { 3023 u8 pm_number; 3024 u8 pm_state; 3025 u8 bssid[ETH_ALEN]; 3026 u8 dtim_period; 3027 u8 wlan_idx_lo; 3028 __le16 bcn_interval; 3029 __le32 aid; 3030 __le32 rx_filter; 3031 u8 band_idx; 3032 u8 wlan_idx_hi; 3033 u8 rsv[2]; 3034 __le32 feature; 3035 u8 omac_idx; 3036 u8 wmm_idx; 3037 u8 bcn_loss_cnt; 3038 u8 bcn_sp_duration; 3039 } __packed req = { 3040 .pm_number = 5, 3041 .pm_state = (enter) ? ENTER_PM_STATE : EXIT_PM_STATE, 3042 .band_idx = band, 3043 }; 3044 3045 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_PM_STATE_CTRL, 3046 &req, sizeof(req), true); 3047 } 3048 3049 int mt7915_mcu_rdd_cmd(struct mt7915_dev *dev, 3050 enum mt7915_rdd_cmd cmd, u8 index, 3051 u8 rx_sel, u8 val) 3052 { 3053 struct { 3054 u8 ctrl; 3055 u8 rdd_idx; 3056 u8 rdd_rx_sel; 3057 u8 val; 3058 u8 rsv[4]; 3059 } __packed req = { 3060 .ctrl = cmd, 3061 .rdd_idx = index, 3062 .rdd_rx_sel = rx_sel, 3063 .val = val, 3064 }; 3065 3066 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_CTRL, 3067 &req, sizeof(req), true); 3068 } 3069 3070 int mt7915_mcu_set_fcc5_lpn(struct mt7915_dev *dev, int val) 3071 { 3072 struct { 3073 u32 tag; 3074 u16 min_lpn; 3075 u8 rsv[2]; 3076 } __packed req = { 3077 .tag = 0x1, 3078 .min_lpn = val, 3079 }; 3080 3081 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH, 3082 &req, sizeof(req), true); 3083 } 3084 3085 int mt7915_mcu_set_pulse_th(struct mt7915_dev *dev, 3086 const struct mt7915_dfs_pulse *pulse) 3087 { 3088 struct { 3089 u32 tag; 3090 struct mt7915_dfs_pulse pulse; 3091 } __packed req = { 3092 .tag = 0x3, 3093 }; 3094 3095 memcpy(&req.pulse, pulse, sizeof(*pulse)); 3096 3097 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH, 3098 &req, sizeof(req), true); 3099 } 3100 3101 int mt7915_mcu_set_radar_th(struct mt7915_dev *dev, int index, 3102 const struct mt7915_dfs_pattern *pattern) 3103 { 3104 struct { 3105 u32 tag; 3106 u16 radar_type; 3107 struct mt7915_dfs_pattern pattern; 3108 } __packed req = { 3109 .tag = 0x2, 3110 .radar_type = index, 3111 }; 3112 3113 memcpy(&req.pattern, pattern, sizeof(*pattern)); 3114 3115 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH, 3116 &req, sizeof(req), true); 3117 } 3118 3119 int mt7915_mcu_set_chan_info(struct mt7915_phy *phy, int cmd) 3120 { 3121 struct mt7915_dev *dev = phy->dev; 3122 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 3123 int freq1 = chandef->center_freq1; 3124 struct { 3125 u8 control_ch; 3126 u8 center_ch; 3127 u8 bw; 3128 u8 tx_streams_num; 3129 u8 rx_streams; /* mask or num */ 3130 u8 switch_reason; 3131 u8 band_idx; 3132 u8 center_ch2; /* for 80+80 only */ 3133 __le16 cac_case; 3134 u8 channel_band; 3135 u8 rsv0; 3136 __le32 outband_freq; 3137 u8 txpower_drop; 3138 u8 ap_bw; 3139 u8 ap_center_ch; 3140 u8 rsv1[57]; 3141 } __packed req = { 3142 .control_ch = chandef->chan->hw_value, 3143 .center_ch = ieee80211_frequency_to_channel(freq1), 3144 .bw = mt7915_mcu_chan_bw(chandef), 3145 .tx_streams_num = hweight8(phy->mt76->antenna_mask), 3146 .rx_streams = phy->chainmask, 3147 .band_idx = phy != &dev->phy, 3148 .channel_band = chandef->chan->band, 3149 }; 3150 3151 if (dev->mt76.hw->conf.flags & IEEE80211_CONF_OFFCHANNEL) 3152 req.switch_reason = CH_SWITCH_SCAN_BYPASS_DPD; 3153 else if ((chandef->chan->flags & IEEE80211_CHAN_RADAR) && 3154 chandef->chan->dfs_state != NL80211_DFS_AVAILABLE) 3155 req.switch_reason = CH_SWITCH_DFS; 3156 else 3157 req.switch_reason = CH_SWITCH_NORMAL; 3158 3159 if (cmd == MCU_EXT_CMD_CHANNEL_SWITCH) 3160 req.rx_streams = hweight8(req.rx_streams); 3161 3162 if (chandef->width == NL80211_CHAN_WIDTH_80P80) { 3163 int freq2 = chandef->center_freq2; 3164 3165 req.center_ch2 = ieee80211_frequency_to_channel(freq2); 3166 } 3167 3168 return __mt76_mcu_send_msg(&dev->mt76, cmd, &req, sizeof(req), true); 3169 } 3170 3171 int mt7915_mcu_set_eeprom(struct mt7915_dev *dev) 3172 { 3173 struct req_hdr { 3174 u8 buffer_mode; 3175 u8 format; 3176 __le16 len; 3177 } __packed req = { 3178 .buffer_mode = EE_MODE_EFUSE, 3179 .format = EE_FORMAT_WHOLE, 3180 }; 3181 3182 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EFUSE_BUFFER_MODE, 3183 &req, sizeof(req), true); 3184 } 3185 3186 int mt7915_mcu_get_eeprom(struct mt7915_dev *dev, u32 offset) 3187 { 3188 struct mt7915_mcu_eeprom_info req = { 3189 .addr = cpu_to_le32(round_down(offset, 16)), 3190 }; 3191 3192 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EFUSE_ACCESS, &req, 3193 sizeof(req), true); 3194 } 3195 3196 int mt7915_mcu_get_temperature(struct mt7915_dev *dev, int index) 3197 { 3198 struct { 3199 u8 ctrl_id; 3200 u8 action; 3201 u8 band; 3202 u8 rsv[5]; 3203 } req = { 3204 .ctrl_id = THERMAL_SENSOR_TEMP_QUERY, 3205 .action = index, 3206 }; 3207 3208 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_THERMAL_CTRL, &req, 3209 sizeof(req), true); 3210 } 3211 3212 int mt7915_mcu_get_rate_info(struct mt7915_dev *dev, u32 cmd, u16 wlan_idx) 3213 { 3214 struct { 3215 __le32 cmd; 3216 __le16 wlan_idx; 3217 __le16 ru_idx; 3218 __le16 direction; 3219 __le16 dump_group; 3220 } req = { 3221 .cmd = cpu_to_le32(cmd), 3222 .wlan_idx = cpu_to_le16(wlan_idx), 3223 .dump_group = cpu_to_le16(1), 3224 }; 3225 3226 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_RATE_CTRL, &req, 3227 sizeof(req), false); 3228 } 3229 3230 int mt7915_mcu_set_sku(struct mt7915_phy *phy) 3231 { 3232 struct mt7915_dev *dev = phy->dev; 3233 struct mt76_phy *mphy = phy->mt76; 3234 struct ieee80211_hw *hw = mphy->hw; 3235 struct mt7915_sku_val { 3236 u8 format_id; 3237 u8 limit_type; 3238 u8 dbdc_idx; 3239 s8 val[MT7915_SKU_RATE_NUM]; 3240 } __packed req = { 3241 .format_id = 4, 3242 .dbdc_idx = phy != &dev->phy, 3243 }; 3244 int i; 3245 s8 *delta; 3246 3247 delta = dev->rate_power[mphy->chandef.chan->band]; 3248 mphy->txpower_cur = hw->conf.power_level * 2 + 3249 delta[MT7915_SKU_MAX_DELTA_IDX]; 3250 3251 for (i = 0; i < MT7915_SKU_RATE_NUM; i++) 3252 req.val[i] = hw->conf.power_level * 2 + delta[i]; 3253 3254 return __mt76_mcu_send_msg(&dev->mt76, 3255 MCU_EXT_CMD_TX_POWER_FEATURE_CTRL, 3256 &req, sizeof(req), true); 3257 } 3258 3259 int mt7915_mcu_set_sku_en(struct mt7915_phy *phy, bool enable) 3260 { 3261 struct mt7915_dev *dev = phy->dev; 3262 struct mt7915_sku { 3263 u8 format_id; 3264 u8 sku_enable; 3265 u8 dbdc_idx; 3266 u8 rsv; 3267 } __packed req = { 3268 .format_id = 0, 3269 .dbdc_idx = phy != &dev->phy, 3270 .sku_enable = enable, 3271 }; 3272 3273 return __mt76_mcu_send_msg(&dev->mt76, 3274 MCU_EXT_CMD_TX_POWER_FEATURE_CTRL, 3275 &req, sizeof(req), true); 3276 } 3277 3278 int mt7915_mcu_set_ser(struct mt7915_dev *dev, u8 action, u8 set, u8 band) 3279 { 3280 struct { 3281 u8 action; 3282 u8 set; 3283 u8 band; 3284 u8 rsv; 3285 } req = { 3286 .action = action, 3287 .set = set, 3288 .band = band, 3289 }; 3290 3291 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_SER_TRIGGER, 3292 &req, sizeof(req), false); 3293 } 3294 3295 int mt7915_mcu_set_txbf_type(struct mt7915_dev *dev) 3296 { 3297 #define MT_BF_TYPE_UPDATE 20 3298 struct { 3299 u8 action; 3300 bool ebf; 3301 bool ibf; 3302 u8 rsv; 3303 } __packed req = { 3304 .action = MT_BF_TYPE_UPDATE, 3305 .ebf = true, 3306 .ibf = false, 3307 }; 3308 3309 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_TXBF_ACTION, 3310 &req, sizeof(req), true); 3311 } 3312 3313 int mt7915_mcu_set_txbf_sounding(struct mt7915_dev *dev) 3314 { 3315 #define MT_BF_PROCESSING 4 3316 struct { 3317 u8 action; 3318 u8 snd_mode; 3319 u8 sta_num; 3320 u8 rsv; 3321 u8 wlan_idx[4]; 3322 __le32 snd_period; /* ms */ 3323 } __packed req = { 3324 .action = true, 3325 .snd_mode = MT_BF_PROCESSING, 3326 }; 3327 3328 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_TXBF_ACTION, 3329 &req, sizeof(req), true); 3330 } 3331 3332 int mt7915_mcu_add_obss_spr(struct mt7915_dev *dev, struct ieee80211_vif *vif, 3333 bool enable) 3334 { 3335 #define MT_SPR_ENABLE 1 3336 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 3337 struct { 3338 u8 action; 3339 u8 arg_num; 3340 u8 band_idx; 3341 u8 status; 3342 u8 drop_tx_idx; 3343 u8 sta_idx; /* 256 sta */ 3344 u8 rsv[2]; 3345 u32 val; 3346 } __packed req = { 3347 .action = MT_SPR_ENABLE, 3348 .arg_num = 1, 3349 .band_idx = mvif->band_idx, 3350 .val = enable, 3351 }; 3352 3353 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_SPR, 3354 &req, sizeof(req), true); 3355 } 3356