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 msta = container_of(wcid, struct mt7915_sta, wcid); 526 stats = &msta->stats; 527 528 if (msta->wcid.ext_phy && dev->mt76.phy2) 529 mphy = dev->mt76.phy2; 530 531 /* current rate */ 532 mt7915_mcu_tx_rate_cal(mphy, ra, &rate, curr); 533 stats->tx_rate = rate; 534 535 /* probing rate */ 536 mt7915_mcu_tx_rate_cal(mphy, ra, &prob_rate, probe); 537 stats->prob_rate = prob_rate; 538 539 if (attempts) { 540 u16 success = le16_to_cpu(ra->success); 541 542 stats->per = 1000 * (attempts - success) / attempts; 543 } 544 } 545 546 static void 547 mt7915_mcu_rx_log_message(struct mt7915_dev *dev, struct sk_buff *skb) 548 { 549 struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data; 550 const char *data = (char *)&rxd[1]; 551 const char *type; 552 553 switch (rxd->s2d_index) { 554 case 0: 555 type = "WM"; 556 break; 557 case 2: 558 type = "WA"; 559 break; 560 default: 561 type = "unknown"; 562 break; 563 } 564 565 wiphy_info(mt76_hw(dev)->wiphy, "%s: %s", type, data); 566 } 567 568 static void 569 mt7915_mcu_rx_ext_event(struct mt7915_dev *dev, struct sk_buff *skb) 570 { 571 struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data; 572 573 switch (rxd->ext_eid) { 574 case MCU_EXT_EVENT_RDD_REPORT: 575 mt7915_mcu_rx_radar_detected(dev, skb); 576 break; 577 case MCU_EXT_EVENT_CSA_NOTIFY: 578 ieee80211_iterate_active_interfaces_atomic(dev->mt76.hw, 579 IEEE80211_IFACE_ITER_RESUME_ALL, 580 mt7915_mcu_csa_finish, dev); 581 break; 582 case MCU_EXT_EVENT_RATE_REPORT: 583 mt7915_mcu_tx_rate_report(dev, skb); 584 break; 585 case MCU_EXT_EVENT_FW_LOG_2_HOST: 586 mt7915_mcu_rx_log_message(dev, skb); 587 break; 588 default: 589 break; 590 } 591 } 592 593 static void 594 mt7915_mcu_rx_unsolicited_event(struct mt7915_dev *dev, struct sk_buff *skb) 595 { 596 struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data; 597 598 switch (rxd->eid) { 599 case MCU_EVENT_EXT: 600 mt7915_mcu_rx_ext_event(dev, skb); 601 break; 602 default: 603 break; 604 } 605 dev_kfree_skb(skb); 606 } 607 608 void mt7915_mcu_rx_event(struct mt7915_dev *dev, struct sk_buff *skb) 609 { 610 struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data; 611 612 if (rxd->ext_eid == MCU_EXT_EVENT_THERMAL_PROTECT || 613 rxd->ext_eid == MCU_EXT_EVENT_FW_LOG_2_HOST || 614 rxd->ext_eid == MCU_EXT_EVENT_ASSERT_DUMP || 615 rxd->ext_eid == MCU_EXT_EVENT_PS_SYNC || 616 rxd->ext_eid == MCU_EXT_EVENT_RATE_REPORT || 617 !rxd->seq) 618 mt7915_mcu_rx_unsolicited_event(dev, skb); 619 else 620 mt76_mcu_rx_event(&dev->mt76, skb); 621 } 622 623 static struct sk_buff * 624 mt7915_mcu_alloc_sta_req(struct mt7915_dev *dev, struct mt7915_vif *mvif, 625 struct mt7915_sta *msta, int len) 626 { 627 struct sta_req_hdr hdr = { 628 .bss_idx = mvif->idx, 629 .wlan_idx_lo = msta ? to_wcid_lo(msta->wcid.idx) : 0, 630 .wlan_idx_hi = msta ? to_wcid_hi(msta->wcid.idx) : 0, 631 .muar_idx = msta ? mvif->omac_idx : 0, 632 .is_tlv_append = 1, 633 }; 634 struct sk_buff *skb; 635 636 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 637 if (!skb) 638 return ERR_PTR(-ENOMEM); 639 640 skb_put_data(skb, &hdr, sizeof(hdr)); 641 642 return skb; 643 } 644 645 static struct wtbl_req_hdr * 646 mt7915_mcu_alloc_wtbl_req(struct mt7915_dev *dev, struct mt7915_sta *msta, 647 int cmd, void *sta_wtbl, struct sk_buff **skb) 648 { 649 struct tlv *sta_hdr = sta_wtbl; 650 struct wtbl_req_hdr hdr = { 651 .wlan_idx_lo = to_wcid_lo(msta->wcid.idx), 652 .wlan_idx_hi = to_wcid_hi(msta->wcid.idx), 653 .operation = cmd, 654 }; 655 struct sk_buff *nskb = *skb; 656 657 if (!nskb) { 658 nskb = mt76_mcu_msg_alloc(&dev->mt76, NULL, 659 MT7915_WTBL_UPDATE_BA_SIZE); 660 if (!nskb) 661 return ERR_PTR(-ENOMEM); 662 663 *skb = nskb; 664 } 665 666 if (sta_hdr) 667 sta_hdr->len = cpu_to_le16(sizeof(hdr)); 668 669 return skb_put_data(nskb, &hdr, sizeof(hdr)); 670 } 671 672 static struct tlv * 673 mt7915_mcu_add_nested_tlv(struct sk_buff *skb, int tag, int len, 674 void *sta_ntlv, void *sta_wtbl) 675 { 676 struct sta_ntlv_hdr *ntlv_hdr = sta_ntlv; 677 struct tlv *sta_hdr = sta_wtbl; 678 struct tlv *ptlv, tlv = { 679 .tag = cpu_to_le16(tag), 680 .len = cpu_to_le16(len), 681 }; 682 u16 ntlv; 683 684 ptlv = skb_put(skb, len); 685 memcpy(ptlv, &tlv, sizeof(tlv)); 686 687 ntlv = le16_to_cpu(ntlv_hdr->tlv_num); 688 ntlv_hdr->tlv_num = cpu_to_le16(ntlv + 1); 689 690 if (sta_hdr) { 691 u16 size = le16_to_cpu(sta_hdr->len); 692 693 sta_hdr->len = cpu_to_le16(size + len); 694 } 695 696 return ptlv; 697 } 698 699 static struct tlv * 700 mt7915_mcu_add_tlv(struct sk_buff *skb, int tag, int len) 701 { 702 return mt7915_mcu_add_nested_tlv(skb, tag, len, skb->data, NULL); 703 } 704 705 static struct tlv * 706 mt7915_mcu_add_nested_subtlv(struct sk_buff *skb, int sub_tag, int sub_len, 707 __le16 *sub_ntlv, __le16 *len) 708 { 709 struct tlv *ptlv, tlv = { 710 .tag = cpu_to_le16(sub_tag), 711 .len = cpu_to_le16(sub_len), 712 }; 713 714 ptlv = skb_put(skb, sub_len); 715 memcpy(ptlv, &tlv, sizeof(tlv)); 716 717 *sub_ntlv = cpu_to_le16(le16_to_cpu(*sub_ntlv) + 1); 718 *len = cpu_to_le16(le16_to_cpu(*len) + sub_len); 719 720 return ptlv; 721 } 722 723 /** bss info **/ 724 static int 725 mt7915_mcu_bss_basic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 726 struct mt7915_phy *phy, bool enable) 727 { 728 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 729 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 730 enum nl80211_band band = chandef->chan->band; 731 struct bss_info_basic *bss; 732 u16 wlan_idx = mvif->sta.wcid.idx; 733 u32 type = NETWORK_INFRA; 734 struct tlv *tlv; 735 736 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_BASIC, sizeof(*bss)); 737 738 switch (vif->type) { 739 case NL80211_IFTYPE_MESH_POINT: 740 case NL80211_IFTYPE_AP: 741 break; 742 case NL80211_IFTYPE_STATION: 743 /* TODO: enable BSS_INFO_UAPSD & BSS_INFO_PM */ 744 if (enable) { 745 struct ieee80211_sta *sta; 746 struct mt7915_sta *msta; 747 748 rcu_read_lock(); 749 sta = ieee80211_find_sta(vif, vif->bss_conf.bssid); 750 if (!sta) { 751 rcu_read_unlock(); 752 return -EINVAL; 753 } 754 755 msta = (struct mt7915_sta *)sta->drv_priv; 756 wlan_idx = msta->wcid.idx; 757 rcu_read_unlock(); 758 } 759 break; 760 case NL80211_IFTYPE_ADHOC: 761 type = NETWORK_IBSS; 762 break; 763 default: 764 WARN_ON(1); 765 break; 766 } 767 768 bss = (struct bss_info_basic *)tlv; 769 memcpy(bss->bssid, vif->bss_conf.bssid, ETH_ALEN); 770 bss->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int); 771 bss->network_type = cpu_to_le32(type); 772 bss->dtim_period = vif->bss_conf.dtim_period; 773 bss->bmc_wcid_lo = to_wcid_lo(wlan_idx); 774 bss->bmc_wcid_hi = to_wcid_hi(wlan_idx); 775 bss->phy_mode = mt7915_get_phy_mode(phy->dev, vif, band, NULL); 776 bss->wmm_idx = mvif->wmm_idx; 777 bss->active = enable; 778 779 return 0; 780 } 781 782 static void 783 mt7915_mcu_bss_omac_tlv(struct sk_buff *skb, struct ieee80211_vif *vif) 784 { 785 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 786 struct bss_info_omac *omac; 787 struct tlv *tlv; 788 u32 type = 0; 789 u8 idx; 790 791 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_OMAC, sizeof(*omac)); 792 793 switch (vif->type) { 794 case NL80211_IFTYPE_MESH_POINT: 795 case NL80211_IFTYPE_AP: 796 type = CONNECTION_INFRA_AP; 797 break; 798 case NL80211_IFTYPE_STATION: 799 type = CONNECTION_INFRA_STA; 800 break; 801 case NL80211_IFTYPE_ADHOC: 802 type = CONNECTION_IBSS_ADHOC; 803 break; 804 default: 805 WARN_ON(1); 806 break; 807 } 808 809 omac = (struct bss_info_omac *)tlv; 810 idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx; 811 omac->conn_type = cpu_to_le32(type); 812 omac->omac_idx = mvif->omac_idx; 813 omac->band_idx = mvif->band_idx; 814 omac->hw_bss_idx = idx; 815 } 816 817 struct mt7915_he_obss_narrow_bw_ru_data { 818 bool tolerated; 819 }; 820 821 static void mt7915_check_he_obss_narrow_bw_ru_iter(struct wiphy *wiphy, 822 struct cfg80211_bss *bss, 823 void *_data) 824 { 825 struct mt7915_he_obss_narrow_bw_ru_data *data = _data; 826 const struct element *elem; 827 828 elem = ieee80211_bss_get_elem(bss, WLAN_EID_EXT_CAPABILITY); 829 830 if (!elem || elem->datalen < 10 || 831 !(elem->data[10] & 832 WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT)) 833 data->tolerated = false; 834 } 835 836 static bool mt7915_check_he_obss_narrow_bw_ru(struct ieee80211_hw *hw, 837 struct ieee80211_vif *vif) 838 { 839 struct mt7915_he_obss_narrow_bw_ru_data iter_data = { 840 .tolerated = true, 841 }; 842 843 if (!(vif->bss_conf.chandef.chan->flags & IEEE80211_CHAN_RADAR)) 844 return false; 845 846 cfg80211_bss_iter(hw->wiphy, &vif->bss_conf.chandef, 847 mt7915_check_he_obss_narrow_bw_ru_iter, 848 &iter_data); 849 850 /* 851 * If there is at least one AP on radar channel that cannot 852 * tolerate 26-tone RU UL OFDMA transmissions using HE TB PPDU. 853 */ 854 return !iter_data.tolerated; 855 } 856 857 static void 858 mt7915_mcu_bss_rfch_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 859 struct mt7915_phy *phy) 860 { 861 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 862 struct bss_info_rf_ch *ch; 863 struct tlv *tlv; 864 int freq1 = chandef->center_freq1; 865 866 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_RF_CH, sizeof(*ch)); 867 868 ch = (struct bss_info_rf_ch *)tlv; 869 ch->pri_ch = chandef->chan->hw_value; 870 ch->center_ch0 = ieee80211_frequency_to_channel(freq1); 871 ch->bw = mt7915_mcu_chan_bw(chandef); 872 873 if (chandef->width == NL80211_CHAN_WIDTH_80P80) { 874 int freq2 = chandef->center_freq2; 875 876 ch->center_ch1 = ieee80211_frequency_to_channel(freq2); 877 } 878 879 if (vif->bss_conf.he_support && vif->type == NL80211_IFTYPE_STATION) { 880 struct mt7915_dev *dev = phy->dev; 881 struct mt76_phy *mphy = &dev->mt76.phy; 882 bool ext_phy = phy != &dev->phy; 883 884 if (ext_phy && dev->mt76.phy2) 885 mphy = dev->mt76.phy2; 886 887 ch->he_ru26_block = 888 mt7915_check_he_obss_narrow_bw_ru(mphy->hw, vif); 889 ch->he_all_disable = false; 890 } else { 891 ch->he_all_disable = true; 892 } 893 } 894 895 static void 896 mt7915_mcu_bss_ra_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 897 struct mt7915_phy *phy) 898 { 899 struct bss_info_ra *ra; 900 struct tlv *tlv; 901 int max_nss = hweight8(phy->chainmask); 902 903 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_RA, sizeof(*ra)); 904 905 ra = (struct bss_info_ra *)tlv; 906 ra->op_mode = vif->type == NL80211_IFTYPE_AP; 907 ra->adhoc_en = vif->type == NL80211_IFTYPE_ADHOC; 908 ra->short_preamble = true; 909 ra->tx_streams = max_nss; 910 ra->rx_streams = max_nss; 911 ra->algo = 4; 912 ra->train_up_rule = 2; 913 ra->train_up_high_thres = 110; 914 ra->train_up_rule_rssi = -70; 915 ra->low_traffic_thres = 2; 916 ra->phy_cap = cpu_to_le32(0xfdf); 917 ra->interval = cpu_to_le32(500); 918 ra->fast_interval = cpu_to_le32(100); 919 } 920 921 static void 922 mt7915_mcu_bss_he_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 923 struct mt7915_phy *phy) 924 { 925 #define DEFAULT_HE_PE_DURATION 4 926 #define DEFAULT_HE_DURATION_RTS_THRES 1023 927 const struct ieee80211_sta_he_cap *cap; 928 struct bss_info_he *he; 929 struct tlv *tlv; 930 931 cap = mt7915_get_he_phy_cap(phy, vif); 932 933 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_HE_BASIC, sizeof(*he)); 934 935 he = (struct bss_info_he *)tlv; 936 he->he_pe_duration = vif->bss_conf.htc_trig_based_pkt_ext * 4; 937 if (!he->he_pe_duration) 938 he->he_pe_duration = DEFAULT_HE_PE_DURATION; 939 940 he->he_rts_thres = cpu_to_le16(vif->bss_conf.frame_time_rts_th * 32); 941 if (!he->he_rts_thres) 942 he->he_rts_thres = cpu_to_le16(DEFAULT_HE_DURATION_RTS_THRES); 943 944 he->max_nss_mcs[CMD_HE_MCS_BW80] = cap->he_mcs_nss_supp.tx_mcs_80; 945 he->max_nss_mcs[CMD_HE_MCS_BW160] = cap->he_mcs_nss_supp.tx_mcs_160; 946 he->max_nss_mcs[CMD_HE_MCS_BW8080] = cap->he_mcs_nss_supp.tx_mcs_80p80; 947 } 948 949 static void 950 mt7915_mcu_bss_ext_tlv(struct sk_buff *skb, struct mt7915_vif *mvif) 951 { 952 /* SIFS 20us + 512 byte beacon tranmitted by 1Mbps (3906us) */ 953 #define BCN_TX_ESTIMATE_TIME (4096 + 20) 954 struct bss_info_ext_bss *ext; 955 int ext_bss_idx, tsf_offset; 956 struct tlv *tlv; 957 958 ext_bss_idx = mvif->omac_idx - EXT_BSSID_START; 959 if (ext_bss_idx < 0) 960 return; 961 962 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_EXT_BSS, sizeof(*ext)); 963 964 ext = (struct bss_info_ext_bss *)tlv; 965 tsf_offset = ext_bss_idx * BCN_TX_ESTIMATE_TIME; 966 ext->mbss_tsf_offset = cpu_to_le32(tsf_offset); 967 } 968 969 static void 970 mt7915_mcu_bss_bmc_tlv(struct sk_buff *skb, struct mt7915_phy *phy) 971 { 972 struct bss_info_bmc_rate *bmc; 973 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 974 enum nl80211_band band = chandef->chan->band; 975 struct tlv *tlv; 976 977 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_BMC_RATE, sizeof(*bmc)); 978 979 bmc = (struct bss_info_bmc_rate *)tlv; 980 if (band == NL80211_BAND_2GHZ) { 981 bmc->short_preamble = true; 982 } else { 983 bmc->bc_trans = cpu_to_le16(0x2000); 984 bmc->mc_trans = cpu_to_le16(0x2080); 985 } 986 } 987 988 static void 989 mt7915_mcu_bss_sync_tlv(struct sk_buff *skb, struct ieee80211_vif *vif) 990 { 991 struct bss_info_sync_mode *sync; 992 struct tlv *tlv; 993 994 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_SYNC_MODE, sizeof(*sync)); 995 996 sync = (struct bss_info_sync_mode *)tlv; 997 sync->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int); 998 sync->dtim_period = vif->bss_conf.dtim_period; 999 sync->enable = true; 1000 } 1001 1002 int mt7915_mcu_add_bss_info(struct mt7915_phy *phy, 1003 struct ieee80211_vif *vif, int enable) 1004 { 1005 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 1006 struct sk_buff *skb; 1007 1008 skb = mt7915_mcu_alloc_sta_req(phy->dev, mvif, NULL, 1009 MT7915_BSS_UPDATE_MAX_SIZE); 1010 if (IS_ERR(skb)) 1011 return PTR_ERR(skb); 1012 1013 /* bss_omac must be first */ 1014 if (enable) 1015 mt7915_mcu_bss_omac_tlv(skb, vif); 1016 1017 mt7915_mcu_bss_basic_tlv(skb, vif, phy, enable); 1018 1019 if (enable) { 1020 mt7915_mcu_bss_rfch_tlv(skb, vif, phy); 1021 mt7915_mcu_bss_bmc_tlv(skb, phy); 1022 mt7915_mcu_bss_ra_tlv(skb, vif, phy); 1023 1024 if (vif->bss_conf.he_support) 1025 mt7915_mcu_bss_he_tlv(skb, vif, phy); 1026 1027 if (mvif->omac_idx > HW_BSSID_MAX) 1028 mt7915_mcu_bss_ext_tlv(skb, mvif); 1029 else 1030 mt7915_mcu_bss_sync_tlv(skb, vif); 1031 } 1032 1033 return __mt76_mcu_skb_send_msg(&phy->dev->mt76, skb, 1034 MCU_EXT_CMD_BSS_INFO_UPDATE, true); 1035 } 1036 1037 /** starec & wtbl **/ 1038 static int 1039 mt7915_mcu_sta_key_tlv(struct sk_buff *skb, struct ieee80211_key_conf *key, 1040 enum set_key_cmd cmd) 1041 { 1042 struct sta_rec_sec *sec; 1043 struct tlv *tlv; 1044 u32 len = sizeof(*sec); 1045 1046 tlv = mt7915_mcu_add_tlv(skb, STA_REC_KEY_V2, sizeof(*sec)); 1047 1048 sec = (struct sta_rec_sec *)tlv; 1049 sec->add = cmd; 1050 1051 if (cmd == SET_KEY) { 1052 struct sec_key *sec_key; 1053 u8 cipher; 1054 1055 cipher = mt7915_mcu_get_cipher(key->cipher); 1056 if (cipher == MT_CIPHER_NONE) 1057 return -EOPNOTSUPP; 1058 1059 sec_key = &sec->key[0]; 1060 sec_key->cipher_len = sizeof(*sec_key); 1061 sec_key->key_id = key->keyidx; 1062 1063 if (cipher == MT_CIPHER_BIP_CMAC_128) { 1064 sec_key->cipher_id = MT_CIPHER_AES_CCMP; 1065 sec_key->key_len = 16; 1066 memcpy(sec_key->key, key->key, 16); 1067 1068 sec_key = &sec->key[1]; 1069 sec_key->cipher_id = MT_CIPHER_BIP_CMAC_128; 1070 sec_key->cipher_len = sizeof(*sec_key); 1071 sec_key->key_len = 16; 1072 memcpy(sec_key->key, key->key + 16, 16); 1073 1074 sec->n_cipher = 2; 1075 } else { 1076 sec_key->cipher_id = cipher; 1077 sec_key->key_len = key->keylen; 1078 memcpy(sec_key->key, key->key, key->keylen); 1079 1080 if (cipher == MT_CIPHER_TKIP) { 1081 /* Rx/Tx MIC keys are swapped */ 1082 memcpy(sec_key->key + 16, key->key + 24, 8); 1083 memcpy(sec_key->key + 24, key->key + 16, 8); 1084 } 1085 1086 len -= sizeof(*sec_key); 1087 sec->n_cipher = 1; 1088 } 1089 } else { 1090 len -= sizeof(sec->key); 1091 sec->n_cipher = 0; 1092 } 1093 sec->len = cpu_to_le16(len); 1094 1095 return 0; 1096 } 1097 1098 int mt7915_mcu_add_key(struct mt7915_dev *dev, struct ieee80211_vif *vif, 1099 struct mt7915_sta *msta, struct ieee80211_key_conf *key, 1100 enum set_key_cmd cmd) 1101 { 1102 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 1103 struct sk_buff *skb; 1104 int len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_sec); 1105 int ret; 1106 1107 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 1108 if (IS_ERR(skb)) 1109 return PTR_ERR(skb); 1110 1111 ret = mt7915_mcu_sta_key_tlv(skb, key, cmd); 1112 if (ret) 1113 return ret; 1114 1115 return __mt76_mcu_skb_send_msg(&dev->mt76, skb, 1116 MCU_EXT_CMD_STA_REC_UPDATE, true); 1117 } 1118 1119 static void 1120 mt7915_mcu_sta_ba_tlv(struct sk_buff *skb, 1121 struct ieee80211_ampdu_params *params, 1122 bool enable, bool tx) 1123 { 1124 struct sta_rec_ba *ba; 1125 struct tlv *tlv; 1126 1127 tlv = mt7915_mcu_add_tlv(skb, STA_REC_BA, sizeof(*ba)); 1128 1129 ba = (struct sta_rec_ba *)tlv; 1130 ba->ba_type = tx ? MT_BA_TYPE_ORIGINATOR : MT_BA_TYPE_RECIPIENT, 1131 ba->winsize = cpu_to_le16(params->buf_size); 1132 ba->ssn = cpu_to_le16(params->ssn); 1133 ba->ba_en = enable << params->tid; 1134 ba->amsdu = params->amsdu; 1135 ba->tid = params->tid; 1136 } 1137 1138 static void 1139 mt7915_mcu_wtbl_ba_tlv(struct sk_buff *skb, 1140 struct ieee80211_ampdu_params *params, 1141 bool enable, bool tx, void *sta_wtbl, 1142 void *wtbl_tlv) 1143 { 1144 struct wtbl_ba *ba; 1145 struct tlv *tlv; 1146 1147 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_BA, sizeof(*ba), 1148 wtbl_tlv, sta_wtbl); 1149 1150 ba = (struct wtbl_ba *)tlv; 1151 ba->tid = params->tid; 1152 1153 if (tx) { 1154 ba->ba_type = MT_BA_TYPE_ORIGINATOR; 1155 ba->sn = enable ? cpu_to_le16(params->ssn) : 0; 1156 ba->ba_en = enable; 1157 } else { 1158 memcpy(ba->peer_addr, params->sta->addr, ETH_ALEN); 1159 ba->ba_type = MT_BA_TYPE_RECIPIENT; 1160 ba->rst_ba_tid = params->tid; 1161 ba->rst_ba_sel = RST_BA_MAC_TID_MATCH; 1162 ba->rst_ba_sb = 1; 1163 } 1164 1165 if (enable && tx) 1166 ba->ba_winsize = cpu_to_le16(params->buf_size); 1167 } 1168 1169 static int 1170 mt7915_mcu_sta_ba(struct mt7915_dev *dev, 1171 struct ieee80211_ampdu_params *params, 1172 bool enable, bool tx) 1173 { 1174 struct mt7915_sta *msta = (struct mt7915_sta *)params->sta->drv_priv; 1175 struct mt7915_vif *mvif = msta->vif; 1176 struct wtbl_req_hdr *wtbl_hdr; 1177 struct tlv *sta_wtbl; 1178 struct sk_buff *skb; 1179 int ret; 1180 1181 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, 1182 MT7915_STA_UPDATE_MAX_SIZE); 1183 if (IS_ERR(skb)) 1184 return PTR_ERR(skb); 1185 1186 sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv)); 1187 1188 wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_SET, sta_wtbl, 1189 &skb); 1190 mt7915_mcu_wtbl_ba_tlv(skb, params, enable, tx, sta_wtbl, wtbl_hdr); 1191 1192 ret = __mt76_mcu_skb_send_msg(&dev->mt76, skb, 1193 MCU_EXT_CMD_STA_REC_UPDATE, true); 1194 if (ret) 1195 return ret; 1196 1197 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, 1198 MT7915_STA_UPDATE_MAX_SIZE); 1199 if (IS_ERR(skb)) 1200 return PTR_ERR(skb); 1201 1202 mt7915_mcu_sta_ba_tlv(skb, params, enable, tx); 1203 1204 return __mt76_mcu_skb_send_msg(&dev->mt76, skb, 1205 MCU_EXT_CMD_STA_REC_UPDATE, true); 1206 } 1207 1208 int mt7915_mcu_add_tx_ba(struct mt7915_dev *dev, 1209 struct ieee80211_ampdu_params *params, 1210 bool enable) 1211 { 1212 return mt7915_mcu_sta_ba(dev, params, enable, true); 1213 } 1214 1215 int mt7915_mcu_add_rx_ba(struct mt7915_dev *dev, 1216 struct ieee80211_ampdu_params *params, 1217 bool enable) 1218 { 1219 return mt7915_mcu_sta_ba(dev, params, enable, false); 1220 } 1221 1222 static void 1223 mt7915_mcu_wtbl_generic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 1224 struct ieee80211_sta *sta, void *sta_wtbl, 1225 void *wtbl_tlv) 1226 { 1227 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 1228 struct wtbl_generic *generic; 1229 struct wtbl_rx *rx; 1230 struct tlv *tlv; 1231 1232 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_GENERIC, sizeof(*generic), 1233 wtbl_tlv, sta_wtbl); 1234 1235 generic = (struct wtbl_generic *)tlv; 1236 1237 if (sta) { 1238 memcpy(generic->peer_addr, sta->addr, ETH_ALEN); 1239 generic->partial_aid = cpu_to_le16(sta->aid); 1240 generic->muar_idx = mvif->omac_idx; 1241 generic->qos = sta->wme; 1242 } else { 1243 /* use BSSID in station mode */ 1244 if (vif->type == NL80211_IFTYPE_STATION) 1245 memcpy(generic->peer_addr, vif->bss_conf.bssid, 1246 ETH_ALEN); 1247 else 1248 eth_broadcast_addr(generic->peer_addr); 1249 1250 generic->muar_idx = 0xe; 1251 } 1252 1253 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_RX, sizeof(*rx), 1254 wtbl_tlv, sta_wtbl); 1255 1256 rx = (struct wtbl_rx *)tlv; 1257 rx->rca1 = sta ? vif->type != NL80211_IFTYPE_AP : 1; 1258 rx->rca2 = 1; 1259 rx->rv = 1; 1260 } 1261 1262 static void 1263 mt7915_mcu_sta_basic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 1264 struct ieee80211_sta *sta, bool enable) 1265 { 1266 #define EXTRA_INFO_VER BIT(0) 1267 #define EXTRA_INFO_NEW BIT(1) 1268 struct sta_rec_basic *basic; 1269 struct tlv *tlv; 1270 1271 tlv = mt7915_mcu_add_tlv(skb, STA_REC_BASIC, sizeof(*basic)); 1272 1273 basic = (struct sta_rec_basic *)tlv; 1274 basic->extra_info = cpu_to_le16(EXTRA_INFO_VER); 1275 1276 if (enable) { 1277 basic->extra_info |= cpu_to_le16(EXTRA_INFO_NEW); 1278 basic->conn_state = CONN_STATE_PORT_SECURE; 1279 } else { 1280 basic->conn_state = CONN_STATE_DISCONNECT; 1281 } 1282 1283 if (!sta) { 1284 basic->conn_type = cpu_to_le32(CONNECTION_INFRA_BC); 1285 eth_broadcast_addr(basic->peer_addr); 1286 return; 1287 } 1288 1289 switch (vif->type) { 1290 case NL80211_IFTYPE_MESH_POINT: 1291 case NL80211_IFTYPE_AP: 1292 basic->conn_type = cpu_to_le32(CONNECTION_INFRA_STA); 1293 break; 1294 case NL80211_IFTYPE_STATION: 1295 basic->conn_type = cpu_to_le32(CONNECTION_INFRA_AP); 1296 break; 1297 case NL80211_IFTYPE_ADHOC: 1298 basic->conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC); 1299 break; 1300 default: 1301 WARN_ON(1); 1302 break; 1303 } 1304 1305 memcpy(basic->peer_addr, sta->addr, ETH_ALEN); 1306 basic->aid = cpu_to_le16(sta->aid); 1307 basic->qos = sta->wme; 1308 } 1309 1310 static void 1311 mt7915_mcu_sta_he_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 1312 { 1313 struct ieee80211_sta_he_cap *he_cap = &sta->he_cap; 1314 struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem; 1315 struct sta_rec_he *he; 1316 struct tlv *tlv; 1317 u32 cap = 0; 1318 1319 tlv = mt7915_mcu_add_tlv(skb, STA_REC_HE, sizeof(*he)); 1320 1321 he = (struct sta_rec_he *)tlv; 1322 1323 if (elem->mac_cap_info[0] & IEEE80211_HE_MAC_CAP0_HTC_HE) 1324 cap |= STA_REC_HE_CAP_HTC; 1325 1326 if (elem->mac_cap_info[2] & IEEE80211_HE_MAC_CAP2_BSR) 1327 cap |= STA_REC_HE_CAP_BSR; 1328 1329 if (elem->mac_cap_info[3] & IEEE80211_HE_MAC_CAP3_OMI_CONTROL) 1330 cap |= STA_REC_HE_CAP_OM; 1331 1332 if (elem->mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_AMDSU_IN_AMPDU) 1333 cap |= STA_REC_HE_CAP_AMSDU_IN_AMPDU; 1334 1335 if (elem->mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_BQR) 1336 cap |= STA_REC_HE_CAP_BQR; 1337 1338 if (elem->phy_cap_info[0] & 1339 (IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G | 1340 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G)) 1341 cap |= STA_REC_HE_CAP_BW20_RU242_SUPPORT; 1342 1343 if (elem->phy_cap_info[1] & 1344 IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD) 1345 cap |= STA_REC_HE_CAP_LDPC; 1346 1347 if (elem->phy_cap_info[1] & 1348 IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US) 1349 cap |= STA_REC_HE_CAP_SU_PPDU_1LTF_8US_GI; 1350 1351 if (elem->phy_cap_info[2] & 1352 IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US) 1353 cap |= STA_REC_HE_CAP_NDP_4LTF_3DOT2MS_GI; 1354 1355 if (elem->phy_cap_info[2] & 1356 IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ) 1357 cap |= STA_REC_HE_CAP_LE_EQ_80M_TX_STBC; 1358 1359 if (elem->phy_cap_info[2] & 1360 IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ) 1361 cap |= STA_REC_HE_CAP_LE_EQ_80M_RX_STBC; 1362 1363 if (elem->phy_cap_info[6] & 1364 IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE) 1365 cap |= STA_REC_HE_CAP_PARTIAL_BW_EXT_RANGE; 1366 1367 if (elem->phy_cap_info[7] & 1368 IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI) 1369 cap |= STA_REC_HE_CAP_SU_MU_PPDU_4LTF_8US_GI; 1370 1371 if (elem->phy_cap_info[7] & 1372 IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ) 1373 cap |= STA_REC_HE_CAP_GT_80M_TX_STBC; 1374 1375 if (elem->phy_cap_info[7] & 1376 IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ) 1377 cap |= STA_REC_HE_CAP_GT_80M_RX_STBC; 1378 1379 if (elem->phy_cap_info[8] & 1380 IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI) 1381 cap |= STA_REC_HE_CAP_ER_SU_PPDU_4LTF_8US_GI; 1382 1383 if (elem->phy_cap_info[8] & 1384 IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI) 1385 cap |= STA_REC_HE_CAP_ER_SU_PPDU_1LTF_8US_GI; 1386 1387 if (elem->phy_cap_info[9] & 1388 IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK) 1389 cap |= STA_REC_HE_CAP_TRIG_CQI_FK; 1390 1391 if (elem->phy_cap_info[9] & 1392 IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU) 1393 cap |= STA_REC_HE_CAP_TX_1024QAM_UNDER_RU242; 1394 1395 if (elem->phy_cap_info[9] & 1396 IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU) 1397 cap |= STA_REC_HE_CAP_RX_1024QAM_UNDER_RU242; 1398 1399 he->he_cap = cpu_to_le32(cap); 1400 1401 switch (sta->bandwidth) { 1402 case IEEE80211_STA_RX_BW_160: 1403 if (elem->phy_cap_info[0] & 1404 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) 1405 he->max_nss_mcs[CMD_HE_MCS_BW8080] = 1406 he_cap->he_mcs_nss_supp.rx_mcs_80p80; 1407 1408 he->max_nss_mcs[CMD_HE_MCS_BW160] = 1409 he_cap->he_mcs_nss_supp.rx_mcs_160; 1410 /* fall through */ 1411 default: 1412 he->max_nss_mcs[CMD_HE_MCS_BW80] = 1413 he_cap->he_mcs_nss_supp.rx_mcs_80; 1414 break; 1415 } 1416 1417 he->t_frame_dur = 1418 HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]); 1419 he->max_ampdu_exp = 1420 HE_MAC(CAP3_MAX_AMPDU_LEN_EXP_MASK, elem->mac_cap_info[3]); 1421 1422 he->bw_set = 1423 HE_PHY(CAP0_CHANNEL_WIDTH_SET_MASK, elem->phy_cap_info[0]); 1424 he->device_class = 1425 HE_PHY(CAP1_DEVICE_CLASS_A, elem->phy_cap_info[1]); 1426 he->punc_pream_rx = 1427 HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]); 1428 1429 he->dcm_tx_mode = 1430 HE_PHY(CAP3_DCM_MAX_CONST_TX_MASK, elem->phy_cap_info[3]); 1431 he->dcm_tx_max_nss = 1432 HE_PHY(CAP3_DCM_MAX_TX_NSS_2, elem->phy_cap_info[3]); 1433 he->dcm_rx_mode = 1434 HE_PHY(CAP3_DCM_MAX_CONST_RX_MASK, elem->phy_cap_info[3]); 1435 he->dcm_rx_max_nss = 1436 HE_PHY(CAP3_DCM_MAX_RX_NSS_2, elem->phy_cap_info[3]); 1437 he->dcm_rx_max_nss = 1438 HE_PHY(CAP8_DCM_MAX_RU_MASK, elem->phy_cap_info[8]); 1439 1440 he->pkt_ext = 2; 1441 } 1442 1443 static void 1444 mt7915_mcu_sta_muru_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 1445 { 1446 struct ieee80211_sta_he_cap *he_cap = &sta->he_cap; 1447 struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem; 1448 struct sta_rec_muru *muru; 1449 struct tlv *tlv; 1450 1451 tlv = mt7915_mcu_add_tlv(skb, STA_REC_MURU, sizeof(*muru)); 1452 1453 muru = (struct sta_rec_muru *)tlv; 1454 muru->cfg.ofdma_dl_en = true; 1455 muru->cfg.ofdma_ul_en = true; 1456 muru->cfg.mimo_dl_en = true; 1457 muru->cfg.mimo_ul_en = true; 1458 1459 muru->ofdma_dl.punc_pream_rx = 1460 HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]); 1461 muru->ofdma_dl.he_20m_in_40m_2g = 1462 HE_PHY(CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G, elem->phy_cap_info[8]); 1463 muru->ofdma_dl.he_20m_in_160m = 1464 HE_PHY(CAP8_20MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]); 1465 muru->ofdma_dl.he_80m_in_160m = 1466 HE_PHY(CAP8_80MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]); 1467 muru->ofdma_dl.lt16_sigb = 0; 1468 muru->ofdma_dl.rx_su_comp_sigb = 0; 1469 muru->ofdma_dl.rx_su_non_comp_sigb = 0; 1470 1471 muru->ofdma_ul.t_frame_dur = 1472 HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]); 1473 muru->ofdma_ul.mu_cascading = 1474 HE_MAC(CAP2_MU_CASCADING, elem->mac_cap_info[2]); 1475 muru->ofdma_ul.uo_ra = 1476 HE_MAC(CAP3_OFDMA_RA, elem->mac_cap_info[3]); 1477 muru->ofdma_ul.he_2x996_tone = 0; 1478 muru->ofdma_ul.rx_t_frame_11ac = 0; 1479 1480 muru->mimo_dl.vht_mu_bfee = 1481 !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE); 1482 muru->mimo_dl.partial_bw_dl_mimo = 1483 HE_PHY(CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO, elem->phy_cap_info[6]); 1484 1485 muru->mimo_ul.full_ul_mimo = 1486 HE_PHY(CAP2_UL_MU_FULL_MU_MIMO, elem->phy_cap_info[2]); 1487 muru->mimo_ul.partial_ul_mimo = 1488 HE_PHY(CAP2_UL_MU_PARTIAL_MU_MIMO, elem->phy_cap_info[2]); 1489 } 1490 1491 static int 1492 mt7915_mcu_add_mu(struct mt7915_dev *dev, struct ieee80211_vif *vif, 1493 struct ieee80211_sta *sta) 1494 { 1495 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 1496 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 1497 struct sk_buff *skb; 1498 int len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_muru); 1499 1500 if (!sta->vht_cap.vht_supported && !sta->he_cap.has_he) 1501 return 0; 1502 1503 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 1504 if (IS_ERR(skb)) 1505 return PTR_ERR(skb); 1506 1507 /* starec muru */ 1508 mt7915_mcu_sta_muru_tlv(skb, sta); 1509 1510 return __mt76_mcu_skb_send_msg(&dev->mt76, skb, 1511 MCU_EXT_CMD_STA_REC_UPDATE, true); 1512 } 1513 1514 static void 1515 mt7915_mcu_sta_tlv(struct mt7915_dev *dev, struct sk_buff *skb, 1516 struct ieee80211_sta *sta) 1517 { 1518 struct tlv *tlv; 1519 1520 /* starec ht */ 1521 if (sta->ht_cap.ht_supported) { 1522 struct sta_rec_ht *ht; 1523 1524 tlv = mt7915_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht)); 1525 ht = (struct sta_rec_ht *)tlv; 1526 ht->ht_cap = cpu_to_le16(sta->ht_cap.cap); 1527 } 1528 1529 /* starec vht */ 1530 if (sta->vht_cap.vht_supported) { 1531 struct sta_rec_vht *vht; 1532 1533 tlv = mt7915_mcu_add_tlv(skb, STA_REC_VHT, sizeof(*vht)); 1534 vht = (struct sta_rec_vht *)tlv; 1535 vht->vht_cap = cpu_to_le32(sta->vht_cap.cap); 1536 vht->vht_rx_mcs_map = sta->vht_cap.vht_mcs.rx_mcs_map; 1537 vht->vht_tx_mcs_map = sta->vht_cap.vht_mcs.tx_mcs_map; 1538 } 1539 1540 /* starec he */ 1541 if (sta->he_cap.has_he) 1542 mt7915_mcu_sta_he_tlv(skb, sta); 1543 } 1544 1545 static void 1546 mt7915_mcu_wtbl_smps_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, 1547 void *sta_wtbl, void *wtbl_tlv) 1548 { 1549 struct wtbl_smps *smps; 1550 struct tlv *tlv; 1551 1552 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_SMPS, sizeof(*smps), 1553 wtbl_tlv, sta_wtbl); 1554 smps = (struct wtbl_smps *)tlv; 1555 1556 if (sta->smps_mode == IEEE80211_SMPS_DYNAMIC) 1557 smps->smps = true; 1558 } 1559 1560 static void 1561 mt7915_mcu_wtbl_ht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, 1562 void *sta_wtbl, void *wtbl_tlv) 1563 { 1564 struct wtbl_ht *ht = NULL; 1565 struct tlv *tlv; 1566 1567 /* wtbl ht */ 1568 if (sta->ht_cap.ht_supported) { 1569 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_HT, sizeof(*ht), 1570 wtbl_tlv, sta_wtbl); 1571 ht = (struct wtbl_ht *)tlv; 1572 ht->ldpc = sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING; 1573 ht->af = sta->ht_cap.ampdu_factor; 1574 ht->mm = sta->ht_cap.ampdu_density; 1575 ht->ht = true; 1576 } 1577 1578 /* wtbl vht */ 1579 if (sta->vht_cap.vht_supported) { 1580 struct wtbl_vht *vht; 1581 u8 af; 1582 1583 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_VHT, sizeof(*vht), 1584 wtbl_tlv, sta_wtbl); 1585 vht = (struct wtbl_vht *)tlv; 1586 vht->ldpc = sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC, 1587 vht->vht = true; 1588 1589 af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK, 1590 sta->vht_cap.cap); 1591 if (ht) 1592 ht->af = max_t(u8, ht->af, af); 1593 } 1594 1595 mt7915_mcu_wtbl_smps_tlv(skb, sta, sta_wtbl, wtbl_tlv); 1596 } 1597 1598 int mt7915_mcu_add_smps(struct mt7915_dev *dev, struct ieee80211_vif *vif, 1599 struct ieee80211_sta *sta) 1600 { 1601 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 1602 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 1603 struct wtbl_req_hdr *wtbl_hdr; 1604 struct tlv *sta_wtbl; 1605 struct sk_buff *skb; 1606 1607 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, 1608 MT7915_STA_UPDATE_MAX_SIZE); 1609 if (IS_ERR(skb)) 1610 return PTR_ERR(skb); 1611 1612 sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv)); 1613 1614 wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_SET, sta_wtbl, 1615 &skb); 1616 mt7915_mcu_wtbl_smps_tlv(skb, sta, sta_wtbl, wtbl_hdr); 1617 1618 return __mt76_mcu_skb_send_msg(&dev->mt76, skb, 1619 MCU_EXT_CMD_STA_REC_UPDATE, true); 1620 } 1621 1622 static void 1623 mt7915_mcu_sta_sounding_rate(struct sta_rec_bf *bf) 1624 { 1625 bf->sounding_phy = MT_PHY_TYPE_OFDM; 1626 bf->ndp_rate = 0; /* mcs0 */ 1627 bf->ndpa_rate = MT7915_CFEND_RATE_DEFAULT; /* ofdm 24m */ 1628 bf->rept_poll_rate = MT7915_CFEND_RATE_DEFAULT; /* ofdm 24m */ 1629 } 1630 1631 static void 1632 mt7915_mcu_sta_bfer_ht(struct ieee80211_sta *sta, struct sta_rec_bf *bf) 1633 { 1634 struct ieee80211_mcs_info *mcs = &sta->ht_cap.mcs; 1635 u8 n = 0; 1636 1637 bf->tx_mode = MT_PHY_TYPE_HT; 1638 bf->bf_cap |= MT_IBF; 1639 1640 if (mcs->tx_params & IEEE80211_HT_MCS_TX_RX_DIFF && 1641 (mcs->tx_params & IEEE80211_HT_MCS_TX_DEFINED)) 1642 n = FIELD_GET(IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK, 1643 mcs->tx_params); 1644 else if (mcs->rx_mask[3]) 1645 n = 3; 1646 else if (mcs->rx_mask[2]) 1647 n = 2; 1648 else if (mcs->rx_mask[1]) 1649 n = 1; 1650 1651 bf->nc = min_t(u8, bf->nr, n); 1652 bf->ibf_ncol = bf->nc; 1653 1654 if (sta->bandwidth <= IEEE80211_STA_RX_BW_40 && !bf->nc) 1655 bf->ibf_timeout = 0x48; 1656 } 1657 1658 static void 1659 mt7915_mcu_sta_bfer_vht(struct ieee80211_sta *sta, struct mt7915_phy *phy, 1660 struct sta_rec_bf *bf) 1661 { 1662 struct ieee80211_sta_vht_cap *pc = &sta->vht_cap; 1663 struct ieee80211_sta_vht_cap *vc = &phy->mt76->sband_5g.sband.vht_cap; 1664 u8 bfee_nr, bfer_nr, n, tx_ant = hweight8(phy->chainmask) - 1; 1665 u16 mcs_map; 1666 1667 bf->tx_mode = MT_PHY_TYPE_VHT; 1668 bf->bf_cap |= MT_EBF; 1669 1670 mt7915_mcu_sta_sounding_rate(bf); 1671 1672 bfee_nr = FIELD_GET(IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK, 1673 pc->cap); 1674 bfer_nr = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, 1675 vc->cap); 1676 mcs_map = le16_to_cpu(pc->vht_mcs.rx_mcs_map); 1677 1678 n = min_t(u8, bfer_nr, bfee_nr); 1679 bf->nr = min_t(u8, n, tx_ant); 1680 n = mt7915_mcu_get_sta_nss(mcs_map); 1681 1682 bf->nc = min_t(u8, n, bf->nr); 1683 bf->ibf_ncol = bf->nc; 1684 1685 /* force nr from 4 to 2 */ 1686 if (sta->bandwidth == IEEE80211_STA_RX_BW_160) 1687 bf->nr = 1; 1688 } 1689 1690 static void 1691 mt7915_mcu_sta_bfer_he(struct ieee80211_sta *sta, struct ieee80211_vif *vif, 1692 struct mt7915_phy *phy, struct sta_rec_bf *bf) 1693 { 1694 struct ieee80211_sta_he_cap *pc = &sta->he_cap; 1695 struct ieee80211_he_cap_elem *pe = &pc->he_cap_elem; 1696 const struct ieee80211_he_cap_elem *ve; 1697 const struct ieee80211_sta_he_cap *vc; 1698 u8 bfee_nr, bfer_nr, nss_mcs; 1699 u16 mcs_map; 1700 1701 vc = mt7915_get_he_phy_cap(phy, vif); 1702 ve = &vc->he_cap_elem; 1703 1704 bf->tx_mode = MT_PHY_TYPE_HE_SU; 1705 bf->bf_cap |= MT_EBF; 1706 1707 mt7915_mcu_sta_sounding_rate(bf); 1708 1709 bf->trigger_su = HE_PHY(CAP6_TRIG_SU_BEAMFORMER_FB, 1710 pe->phy_cap_info[6]); 1711 bf->trigger_mu = HE_PHY(CAP6_TRIG_MU_BEAMFORMER_FB, 1712 pe->phy_cap_info[6]); 1713 bfer_nr = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, 1714 ve->phy_cap_info[5]); 1715 bfee_nr = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK, 1716 pe->phy_cap_info[4]); 1717 1718 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.tx_mcs_80); 1719 nss_mcs = mt7915_mcu_get_sta_nss(mcs_map); 1720 1721 bf->nr = min_t(u8, bfer_nr, bfee_nr); 1722 bf->nc = min_t(u8, nss_mcs, bf->nr); 1723 bf->ibf_ncol = bf->nc; 1724 1725 if (sta->bandwidth != IEEE80211_STA_RX_BW_160) 1726 return; 1727 1728 /* go over for 160MHz and 80p80 */ 1729 if (pe->phy_cap_info[0] & 1730 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) { 1731 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_160); 1732 nss_mcs = mt7915_mcu_get_sta_nss(mcs_map); 1733 1734 bf->nc_bw160 = nss_mcs; 1735 } 1736 1737 if (pe->phy_cap_info[0] & 1738 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) { 1739 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_80p80); 1740 nss_mcs = mt7915_mcu_get_sta_nss(mcs_map); 1741 1742 if (bf->nc_bw160) 1743 bf->nc_bw160 = min_t(u8, bf->nc_bw160, nss_mcs); 1744 else 1745 bf->nc_bw160 = nss_mcs; 1746 } 1747 1748 bfer_nr = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK, 1749 ve->phy_cap_info[5]); 1750 bfee_nr = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK, 1751 pe->phy_cap_info[4]); 1752 1753 bf->nr_bw160 = min_t(int, bfer_nr, bfee_nr); 1754 } 1755 1756 static void 1757 mt7915_mcu_sta_bfer_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, 1758 struct ieee80211_vif *vif, struct mt7915_phy *phy, 1759 bool enable) 1760 { 1761 struct sta_rec_bf *bf; 1762 struct tlv *tlv; 1763 int tx_ant = hweight8(phy->chainmask) - 1; 1764 const u8 matrix[4][4] = { 1765 {0, 0, 0, 0}, 1766 {1, 1, 0, 0}, /* 2x1, 2x2, 2x3, 2x4 */ 1767 {2, 4, 4, 0}, /* 3x1, 3x2, 3x3, 3x4 */ 1768 {3, 5, 6, 0} /* 4x1, 4x2, 4x3, 4x4 */ 1769 }; 1770 1771 #define MT_BFER_FREE cpu_to_le16(GENMASK(15, 0)) 1772 1773 tlv = mt7915_mcu_add_tlv(skb, STA_REC_BF, sizeof(*bf)); 1774 bf = (struct sta_rec_bf *)tlv; 1775 1776 if (!enable) { 1777 bf->pfmu = MT_BFER_FREE; 1778 return; 1779 } 1780 1781 bf->bw = sta->bandwidth; 1782 bf->ibf_dbw = sta->bandwidth; 1783 bf->ibf_nrow = tx_ant; 1784 bf->ibf_timeout = 0x18; 1785 1786 if (sta->he_cap.has_he) 1787 mt7915_mcu_sta_bfer_he(sta, vif, phy, bf); 1788 else if (sta->vht_cap.vht_supported) 1789 mt7915_mcu_sta_bfer_vht(sta, phy, bf); 1790 else if (sta->ht_cap.ht_supported) 1791 mt7915_mcu_sta_bfer_ht(sta, bf); 1792 1793 if (bf->bf_cap & MT_EBF && bf->nr != tx_ant) 1794 bf->mem_20m = matrix[tx_ant][bf->nc]; 1795 else 1796 bf->mem_20m = matrix[bf->nr][bf->nc]; 1797 1798 switch (sta->bandwidth) { 1799 case IEEE80211_STA_RX_BW_160: 1800 case IEEE80211_STA_RX_BW_80: 1801 bf->mem_total = bf->mem_20m * 2; 1802 break; 1803 case IEEE80211_STA_RX_BW_40: 1804 bf->mem_total = bf->mem_20m; 1805 break; 1806 case IEEE80211_STA_RX_BW_20: 1807 default: 1808 break; 1809 } 1810 } 1811 1812 static void 1813 mt7915_mcu_sta_bfee_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, 1814 struct mt7915_phy *phy) 1815 { 1816 struct sta_rec_bfee *bfee; 1817 struct tlv *tlv; 1818 int tx_ant = hweight8(phy->chainmask) - 1; 1819 u8 nr = 0; 1820 1821 tlv = mt7915_mcu_add_tlv(skb, STA_REC_BFEE, sizeof(*bfee)); 1822 bfee = (struct sta_rec_bfee *)tlv; 1823 1824 if (sta->he_cap.has_he) { 1825 struct ieee80211_he_cap_elem *pe = &sta->he_cap.he_cap_elem; 1826 1827 nr = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, 1828 pe->phy_cap_info[5]); 1829 } else if (sta->vht_cap.vht_supported) { 1830 struct ieee80211_sta_vht_cap *pc = &sta->vht_cap; 1831 1832 nr = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, 1833 pc->cap); 1834 } 1835 1836 /* reply with identity matrix to avoid 2x2 BF negative gain */ 1837 if (nr == 1 && tx_ant == 2) 1838 bfee->fb_identity_matrix = true; 1839 } 1840 1841 static u8 1842 mt7915_mcu_sta_txbf_type(struct mt7915_phy *phy, struct ieee80211_vif *vif, 1843 struct ieee80211_sta *sta) 1844 { 1845 u8 type = 0; 1846 1847 if (vif->type != NL80211_IFTYPE_STATION && 1848 vif->type != NL80211_IFTYPE_AP) 1849 return 0; 1850 1851 if (sta->he_cap.has_he) { 1852 struct ieee80211_he_cap_elem *pe; 1853 const struct ieee80211_he_cap_elem *ve; 1854 const struct ieee80211_sta_he_cap *vc; 1855 1856 pe = &sta->he_cap.he_cap_elem; 1857 vc = mt7915_get_he_phy_cap(phy, vif); 1858 ve = &vc->he_cap_elem; 1859 1860 if ((HE_PHY(CAP3_SU_BEAMFORMER, pe->phy_cap_info[3]) || 1861 HE_PHY(CAP4_MU_BEAMFORMER, pe->phy_cap_info[4])) && 1862 HE_PHY(CAP4_SU_BEAMFORMEE, ve->phy_cap_info[4])) 1863 type |= MT_STA_BFEE; 1864 1865 if ((HE_PHY(CAP3_SU_BEAMFORMER, ve->phy_cap_info[3]) || 1866 HE_PHY(CAP4_MU_BEAMFORMER, ve->phy_cap_info[4])) && 1867 HE_PHY(CAP4_SU_BEAMFORMEE, pe->phy_cap_info[4])) 1868 type |= MT_STA_BFER; 1869 } else if (sta->vht_cap.vht_supported) { 1870 struct ieee80211_sta_vht_cap *pc; 1871 struct ieee80211_sta_vht_cap *vc; 1872 u32 cr, ce; 1873 1874 pc = &sta->vht_cap; 1875 vc = &phy->mt76->sband_5g.sband.vht_cap; 1876 cr = IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE | 1877 IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE; 1878 ce = IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE | 1879 IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE; 1880 1881 if ((pc->cap & cr) && (vc->cap & ce)) 1882 type |= MT_STA_BFEE; 1883 1884 if ((vc->cap & cr) && (pc->cap & ce)) 1885 type |= MT_STA_BFER; 1886 } else if (sta->ht_cap.ht_supported) { 1887 /* TODO: iBF */ 1888 } 1889 1890 return type; 1891 } 1892 1893 static int 1894 mt7915_mcu_add_txbf(struct mt7915_dev *dev, struct ieee80211_vif *vif, 1895 struct ieee80211_sta *sta, bool enable) 1896 { 1897 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 1898 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 1899 struct mt7915_phy *phy; 1900 struct sk_buff *skb; 1901 int r, len; 1902 u8 type; 1903 1904 phy = mvif->band_idx ? mt7915_ext_phy(dev) : &dev->phy; 1905 1906 type = mt7915_mcu_sta_txbf_type(phy, vif, sta); 1907 1908 /* must keep each tag independent */ 1909 1910 /* starec bf */ 1911 if (type & MT_STA_BFER) { 1912 len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_bf); 1913 1914 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 1915 if (IS_ERR(skb)) 1916 return PTR_ERR(skb); 1917 1918 mt7915_mcu_sta_bfer_tlv(skb, sta, vif, phy, enable); 1919 1920 r = __mt76_mcu_skb_send_msg(&dev->mt76, skb, 1921 MCU_EXT_CMD_STA_REC_UPDATE, true); 1922 if (r) 1923 return r; 1924 } 1925 1926 /* starec bfee */ 1927 if (type & MT_STA_BFEE) { 1928 len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_bfee); 1929 1930 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 1931 if (IS_ERR(skb)) 1932 return PTR_ERR(skb); 1933 1934 mt7915_mcu_sta_bfee_tlv(skb, sta, phy); 1935 1936 r = __mt76_mcu_skb_send_msg(&dev->mt76, skb, 1937 MCU_EXT_CMD_STA_REC_UPDATE, true); 1938 if (r) 1939 return r; 1940 } 1941 1942 return 0; 1943 } 1944 1945 static void 1946 mt7915_mcu_sta_rate_ctrl_tlv(struct sk_buff *skb, struct mt7915_dev *dev, 1947 struct ieee80211_vif *vif, 1948 struct ieee80211_sta *sta) 1949 { 1950 struct cfg80211_chan_def *chandef = &dev->mphy.chandef; 1951 struct sta_rec_ra *ra; 1952 struct tlv *tlv; 1953 enum nl80211_band band = chandef->chan->band; 1954 u32 supp_rate = sta->supp_rates[band]; 1955 int n_rates = hweight32(supp_rate); 1956 u32 cap = sta->wme ? STA_CAP_WMM : 0; 1957 u8 i, nss = sta->rx_nss, mcs = 0; 1958 1959 tlv = mt7915_mcu_add_tlv(skb, STA_REC_RA, sizeof(*ra)); 1960 1961 ra = (struct sta_rec_ra *)tlv; 1962 ra->valid = true; 1963 ra->auto_rate = true; 1964 ra->phy_mode = mt7915_get_phy_mode(dev, vif, band, sta); 1965 ra->channel = chandef->chan->hw_value; 1966 ra->bw = sta->bandwidth; 1967 ra->rate_len = n_rates; 1968 ra->phy.bw = sta->bandwidth; 1969 1970 if (n_rates) { 1971 if (band == NL80211_BAND_2GHZ) { 1972 ra->supp_mode = MODE_CCK; 1973 ra->supp_cck_rate = supp_rate & GENMASK(3, 0); 1974 ra->phy.type = MT_PHY_TYPE_CCK; 1975 1976 if (n_rates > 4) { 1977 ra->supp_mode |= MODE_OFDM; 1978 ra->supp_ofdm_rate = supp_rate >> 4; 1979 ra->phy.type = MT_PHY_TYPE_OFDM; 1980 } 1981 } else { 1982 ra->supp_mode = MODE_OFDM; 1983 ra->supp_ofdm_rate = supp_rate; 1984 ra->phy.type = MT_PHY_TYPE_OFDM; 1985 } 1986 } 1987 1988 if (sta->ht_cap.ht_supported) { 1989 for (i = 0; i < nss; i++) 1990 ra->ht_mcs[i] = sta->ht_cap.mcs.rx_mask[i]; 1991 1992 ra->supp_ht_mcs = *(__le32 *)ra->ht_mcs; 1993 ra->supp_mode |= MODE_HT; 1994 mcs = hweight32(le32_to_cpu(ra->supp_ht_mcs)) - 1; 1995 ra->af = sta->ht_cap.ampdu_factor; 1996 ra->ht_gf = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_GRN_FLD); 1997 1998 cap |= STA_CAP_HT; 1999 if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20) 2000 cap |= STA_CAP_SGI_20; 2001 if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40) 2002 cap |= STA_CAP_SGI_40; 2003 if (sta->ht_cap.cap & IEEE80211_HT_CAP_TX_STBC) 2004 cap |= STA_CAP_TX_STBC; 2005 if (sta->ht_cap.cap & IEEE80211_HT_CAP_RX_STBC) 2006 cap |= STA_CAP_RX_STBC; 2007 if (sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING) 2008 cap |= STA_CAP_LDPC; 2009 } 2010 2011 if (sta->vht_cap.vht_supported) { 2012 u16 mcs_map = le16_to_cpu(sta->vht_cap.vht_mcs.rx_mcs_map); 2013 u16 vht_mcs; 2014 u8 af, mcs_prev; 2015 2016 af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK, 2017 sta->vht_cap.cap); 2018 ra->af = max_t(u8, ra->af, af); 2019 2020 cap |= STA_CAP_VHT; 2021 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80) 2022 cap |= STA_CAP_VHT_SGI_80; 2023 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160) 2024 cap |= STA_CAP_VHT_SGI_160; 2025 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_TXSTBC) 2026 cap |= STA_CAP_VHT_TX_STBC; 2027 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_RXSTBC_1) 2028 cap |= STA_CAP_VHT_RX_STBC; 2029 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC) 2030 cap |= STA_CAP_VHT_LDPC; 2031 2032 ra->supp_mode |= MODE_VHT; 2033 for (mcs = 0, i = 0; i < nss; i++, mcs_map >>= 2) { 2034 switch (mcs_map & 0x3) { 2035 case IEEE80211_VHT_MCS_SUPPORT_0_9: 2036 vht_mcs = GENMASK(9, 0); 2037 break; 2038 case IEEE80211_VHT_MCS_SUPPORT_0_8: 2039 vht_mcs = GENMASK(8, 0); 2040 break; 2041 case IEEE80211_VHT_MCS_SUPPORT_0_7: 2042 vht_mcs = GENMASK(7, 0); 2043 break; 2044 default: 2045 vht_mcs = 0; 2046 } 2047 2048 ra->supp_vht_mcs[i] = cpu_to_le16(vht_mcs); 2049 2050 mcs_prev = hweight16(vht_mcs) - 1; 2051 if (mcs_prev > mcs) 2052 mcs = mcs_prev; 2053 2054 /* only support 2ss on 160MHz */ 2055 if (i > 1 && (ra->bw == CMD_CBW_160MHZ || 2056 ra->bw == CMD_CBW_8080MHZ)) 2057 break; 2058 } 2059 } 2060 2061 if (sta->he_cap.has_he) { 2062 ra->supp_mode |= MODE_HE; 2063 cap |= STA_CAP_HE; 2064 } 2065 2066 ra->sta_status = cpu_to_le32(cap); 2067 2068 switch (BIT(fls(ra->supp_mode) - 1)) { 2069 case MODE_VHT: 2070 ra->phy.type = MT_PHY_TYPE_VHT; 2071 ra->phy.mcs = mcs; 2072 ra->phy.nss = nss; 2073 ra->phy.stbc = !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_TXSTBC); 2074 ra->phy.ldpc = !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC); 2075 ra->phy.sgi = 2076 !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80); 2077 break; 2078 case MODE_HT: 2079 ra->phy.type = MT_PHY_TYPE_HT; 2080 ra->phy.mcs = mcs; 2081 ra->phy.ldpc = sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING; 2082 ra->phy.stbc = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_TX_STBC); 2083 ra->phy.sgi = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20); 2084 break; 2085 default: 2086 break; 2087 } 2088 } 2089 2090 int mt7915_mcu_add_rate_ctrl(struct mt7915_dev *dev, struct ieee80211_vif *vif, 2091 struct ieee80211_sta *sta) 2092 { 2093 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2094 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 2095 struct sk_buff *skb; 2096 int len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_ra); 2097 2098 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 2099 if (IS_ERR(skb)) 2100 return PTR_ERR(skb); 2101 2102 mt7915_mcu_sta_rate_ctrl_tlv(skb, dev, vif, sta); 2103 2104 return __mt76_mcu_skb_send_msg(&dev->mt76, skb, 2105 MCU_EXT_CMD_STA_REC_UPDATE, true); 2106 } 2107 2108 static int 2109 mt7915_mcu_add_group(struct mt7915_dev *dev, struct ieee80211_vif *vif, 2110 struct ieee80211_sta *sta) 2111 { 2112 #define MT_STA_BSS_GROUP 1 2113 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2114 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 2115 struct { 2116 __le32 action; 2117 u8 wlan_idx_lo; 2118 u8 status; 2119 u8 wlan_idx_hi; 2120 u8 rsv0[5]; 2121 __le32 val; 2122 u8 rsv1[8]; 2123 } __packed req = { 2124 .action = cpu_to_le32(MT_STA_BSS_GROUP), 2125 .wlan_idx_lo = to_wcid_lo(msta->wcid.idx), 2126 .wlan_idx_hi = to_wcid_hi(msta->wcid.idx), 2127 .val = cpu_to_le32(mvif->idx), 2128 }; 2129 2130 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_DRR_CTRL, 2131 &req, sizeof(req), true); 2132 } 2133 2134 int mt7915_mcu_add_sta_adv(struct mt7915_dev *dev, struct ieee80211_vif *vif, 2135 struct ieee80211_sta *sta, bool enable) 2136 { 2137 int ret; 2138 2139 if (!sta) 2140 return 0; 2141 2142 /* must keep the order */ 2143 ret = mt7915_mcu_add_group(dev, vif, sta); 2144 if (ret) 2145 return ret; 2146 2147 ret = mt7915_mcu_add_txbf(dev, vif, sta, enable); 2148 if (ret) 2149 return ret; 2150 2151 ret = mt7915_mcu_add_mu(dev, vif, sta); 2152 if (ret) 2153 return ret; 2154 2155 if (enable) 2156 return mt7915_mcu_add_rate_ctrl(dev, vif, sta); 2157 2158 return 0; 2159 } 2160 2161 int mt7915_mcu_add_sta(struct mt7915_dev *dev, struct ieee80211_vif *vif, 2162 struct ieee80211_sta *sta, bool enable) 2163 { 2164 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2165 struct wtbl_req_hdr *wtbl_hdr; 2166 struct mt7915_sta *msta; 2167 struct tlv *sta_wtbl; 2168 struct sk_buff *skb; 2169 2170 msta = sta ? (struct mt7915_sta *)sta->drv_priv : &mvif->sta; 2171 2172 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, 2173 MT7915_STA_UPDATE_MAX_SIZE); 2174 if (IS_ERR(skb)) 2175 return PTR_ERR(skb); 2176 2177 mt7915_mcu_sta_basic_tlv(skb, vif, sta, enable); 2178 if (enable && sta) 2179 mt7915_mcu_sta_tlv(dev, skb, sta); 2180 2181 sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv)); 2182 2183 wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_RESET_AND_SET, 2184 sta_wtbl, &skb); 2185 if (enable) { 2186 mt7915_mcu_wtbl_generic_tlv(skb, vif, sta, sta_wtbl, wtbl_hdr); 2187 if (sta) 2188 mt7915_mcu_wtbl_ht_tlv(skb, sta, sta_wtbl, wtbl_hdr); 2189 } 2190 2191 return __mt76_mcu_skb_send_msg(&dev->mt76, skb, 2192 MCU_EXT_CMD_STA_REC_UPDATE, true); 2193 } 2194 2195 int mt7915_mcu_set_fixed_rate(struct mt7915_dev *dev, 2196 struct ieee80211_sta *sta, u32 rate) 2197 { 2198 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 2199 struct mt7915_vif *mvif = msta->vif; 2200 struct sta_rec_ra_fixed *ra; 2201 struct sk_buff *skb; 2202 struct tlv *tlv; 2203 int len = sizeof(struct sta_req_hdr) + sizeof(*ra); 2204 2205 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 2206 if (IS_ERR(skb)) 2207 return PTR_ERR(skb); 2208 2209 tlv = mt7915_mcu_add_tlv(skb, STA_REC_RA_UPDATE, sizeof(*ra)); 2210 ra = (struct sta_rec_ra_fixed *)tlv; 2211 2212 if (!rate) { 2213 ra->field = cpu_to_le32(RATE_PARAM_AUTO); 2214 goto out; 2215 } else { 2216 ra->field = cpu_to_le32(RATE_PARAM_FIXED); 2217 } 2218 2219 ra->phy.type = FIELD_GET(RATE_CFG_PHY_TYPE, rate); 2220 ra->phy.bw = FIELD_GET(RATE_CFG_BW, rate); 2221 ra->phy.nss = FIELD_GET(RATE_CFG_NSS, rate); 2222 ra->phy.mcs = FIELD_GET(RATE_CFG_MCS, rate); 2223 ra->phy.stbc = FIELD_GET(RATE_CFG_STBC, rate); 2224 2225 if (ra->phy.bw) 2226 ra->phy.ldpc = 7; 2227 else 2228 ra->phy.ldpc = FIELD_GET(RATE_CFG_LDPC, rate) * 7; 2229 2230 /* HT/VHT - SGI: 1, LGI: 0; HE - SGI: 0, MGI: 1, LGI: 2 */ 2231 if (ra->phy.type > MT_PHY_TYPE_VHT) 2232 ra->phy.sgi = ra->phy.mcs * 85; 2233 else 2234 ra->phy.sgi = ra->phy.mcs * 15; 2235 2236 out: 2237 return __mt76_mcu_skb_send_msg(&dev->mt76, skb, 2238 MCU_EXT_CMD_STA_REC_UPDATE, true); 2239 } 2240 2241 int mt7915_mcu_add_dev_info(struct mt7915_dev *dev, 2242 struct ieee80211_vif *vif, bool enable) 2243 { 2244 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2245 struct { 2246 struct req_hdr { 2247 u8 omac_idx; 2248 u8 dbdc_idx; 2249 __le16 tlv_num; 2250 u8 is_tlv_append; 2251 u8 rsv[3]; 2252 } __packed hdr; 2253 struct req_tlv { 2254 __le16 tag; 2255 __le16 len; 2256 u8 active; 2257 u8 dbdc_idx; 2258 u8 omac_addr[ETH_ALEN]; 2259 } __packed tlv; 2260 } data = { 2261 .hdr = { 2262 .omac_idx = mvif->omac_idx, 2263 .dbdc_idx = mvif->band_idx, 2264 .tlv_num = cpu_to_le16(1), 2265 .is_tlv_append = 1, 2266 }, 2267 .tlv = { 2268 .tag = cpu_to_le16(DEV_INFO_ACTIVE), 2269 .len = cpu_to_le16(sizeof(struct req_tlv)), 2270 .active = enable, 2271 .dbdc_idx = mvif->band_idx, 2272 }, 2273 }; 2274 2275 memcpy(data.tlv.omac_addr, vif->addr, ETH_ALEN); 2276 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_DEV_INFO_UPDATE, 2277 &data, sizeof(data), true); 2278 } 2279 2280 static void 2281 mt7915_mcu_beacon_csa(struct sk_buff *rskb, struct sk_buff *skb, 2282 struct bss_info_bcn *bcn, 2283 struct ieee80211_mutable_offsets *offs) 2284 { 2285 if (offs->csa_counter_offs[0]) { 2286 struct tlv *tlv; 2287 struct bss_info_bcn_csa *csa; 2288 2289 tlv = mt7915_mcu_add_nested_subtlv(rskb, BSS_INFO_BCN_CSA, 2290 sizeof(*csa), &bcn->sub_ntlv, 2291 &bcn->len); 2292 csa = (struct bss_info_bcn_csa *)tlv; 2293 csa->cnt = skb->data[offs->csa_counter_offs[0]]; 2294 } 2295 } 2296 2297 static void 2298 mt7915_mcu_beacon_cont(struct mt7915_dev *dev, struct sk_buff *rskb, 2299 struct sk_buff *skb, struct bss_info_bcn *bcn, 2300 struct ieee80211_mutable_offsets *offs) 2301 { 2302 struct mt76_wcid *wcid = &dev->mt76.global_wcid; 2303 struct bss_info_bcn_cont *cont; 2304 struct tlv *tlv; 2305 u8 *buf; 2306 int len = sizeof(*cont) + MT_TXD_SIZE + skb->len; 2307 2308 tlv = mt7915_mcu_add_nested_subtlv(rskb, BSS_INFO_BCN_CONTENT, 2309 len, &bcn->sub_ntlv, &bcn->len); 2310 2311 cont = (struct bss_info_bcn_cont *)tlv; 2312 cont->pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len); 2313 cont->tim_ofs = cpu_to_le16(offs->tim_offset); 2314 2315 if (offs->csa_counter_offs[0]) 2316 cont->csa_ofs = cpu_to_le16(offs->csa_counter_offs[0] - 4); 2317 2318 buf = (u8 *)tlv + sizeof(*cont); 2319 mt7915_mac_write_txwi(dev, (__le32 *)buf, skb, wcid, NULL, 2320 true); 2321 memcpy(buf + MT_TXD_SIZE, skb->data, skb->len); 2322 } 2323 2324 int mt7915_mcu_add_beacon(struct ieee80211_hw *hw, 2325 struct ieee80211_vif *vif, int en) 2326 { 2327 #define MAX_BEACON_SIZE 512 2328 struct mt7915_dev *dev = mt7915_hw_dev(hw); 2329 struct mt7915_phy *phy = mt7915_hw_phy(hw); 2330 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2331 struct ieee80211_mutable_offsets offs; 2332 struct ieee80211_tx_info *info; 2333 struct sk_buff *skb, *rskb; 2334 struct tlv *tlv; 2335 struct bss_info_bcn *bcn; 2336 int len = MT7915_BEACON_UPDATE_SIZE + MAX_BEACON_SIZE; 2337 2338 rskb = mt7915_mcu_alloc_sta_req(dev, mvif, NULL, len); 2339 if (IS_ERR(rskb)) 2340 return PTR_ERR(rskb); 2341 2342 tlv = mt7915_mcu_add_tlv(rskb, BSS_INFO_OFFLOAD, sizeof(*bcn)); 2343 bcn = (struct bss_info_bcn *)tlv; 2344 bcn->enable = en; 2345 2346 skb = ieee80211_beacon_get_template(hw, vif, &offs); 2347 if (!skb) 2348 return -EINVAL; 2349 2350 if (skb->len > MAX_BEACON_SIZE - MT_TXD_SIZE) { 2351 dev_err(dev->mt76.dev, "Bcn size limit exceed\n"); 2352 dev_kfree_skb(skb); 2353 return -EINVAL; 2354 } 2355 2356 if (mvif->band_idx) { 2357 info = IEEE80211_SKB_CB(skb); 2358 info->hw_queue |= MT_TX_HW_QUEUE_EXT_PHY; 2359 } 2360 2361 /* TODO: subtag - bss color count & 11v MBSSID */ 2362 mt7915_mcu_beacon_csa(rskb, skb, bcn, &offs); 2363 mt7915_mcu_beacon_cont(dev, rskb, skb, bcn, &offs); 2364 dev_kfree_skb(skb); 2365 2366 return __mt76_mcu_skb_send_msg(&phy->dev->mt76, rskb, 2367 MCU_EXT_CMD_BSS_INFO_UPDATE, true); 2368 } 2369 2370 static int mt7915_mcu_send_firmware(struct mt7915_dev *dev, const void *data, 2371 int len) 2372 { 2373 int ret = 0, cur_len; 2374 2375 while (len > 0) { 2376 cur_len = min_t(int, 4096 - sizeof(struct mt7915_mcu_txd), 2377 len); 2378 2379 ret = __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_FW_SCATTER, 2380 data, cur_len, false); 2381 if (ret) 2382 break; 2383 2384 data += cur_len; 2385 len -= cur_len; 2386 mt76_queue_tx_cleanup(dev, MT_TXQ_FWDL, false); 2387 } 2388 2389 return ret; 2390 } 2391 2392 static int mt7915_mcu_start_firmware(struct mt7915_dev *dev, u32 addr, 2393 u32 option) 2394 { 2395 struct { 2396 __le32 option; 2397 __le32 addr; 2398 } req = { 2399 .option = cpu_to_le32(option), 2400 .addr = cpu_to_le32(addr), 2401 }; 2402 2403 return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_FW_START_REQ, 2404 &req, sizeof(req), true); 2405 } 2406 2407 static int mt7915_mcu_restart(struct mt76_dev *dev) 2408 { 2409 struct { 2410 u8 power_mode; 2411 u8 rsv[3]; 2412 } req = { 2413 .power_mode = 1, 2414 }; 2415 2416 return __mt76_mcu_send_msg(dev, -MCU_CMD_NIC_POWER_CTRL, &req, 2417 sizeof(req), false); 2418 } 2419 2420 static int mt7915_mcu_patch_sem_ctrl(struct mt7915_dev *dev, bool get) 2421 { 2422 struct { 2423 __le32 op; 2424 } req = { 2425 .op = cpu_to_le32(get ? PATCH_SEM_GET : PATCH_SEM_RELEASE), 2426 }; 2427 2428 return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_PATCH_SEM_CONTROL, 2429 &req, sizeof(req), true); 2430 } 2431 2432 static int mt7915_mcu_start_patch(struct mt7915_dev *dev) 2433 { 2434 struct { 2435 u8 check_crc; 2436 u8 reserved[3]; 2437 } req = { 2438 .check_crc = 0, 2439 }; 2440 2441 return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_PATCH_FINISH_REQ, 2442 &req, sizeof(req), true); 2443 } 2444 2445 static int mt7915_driver_own(struct mt7915_dev *dev) 2446 { 2447 u32 reg = mt7915_reg_map_l1(dev, MT_TOP_LPCR_HOST_BAND0); 2448 2449 mt76_wr(dev, reg, MT_TOP_LPCR_HOST_DRV_OWN); 2450 if (!mt76_poll_msec(dev, reg, MT_TOP_LPCR_HOST_FW_OWN, 2451 0, 500)) { 2452 dev_err(dev->mt76.dev, "Timeout for driver own\n"); 2453 return -EIO; 2454 } 2455 2456 return 0; 2457 } 2458 2459 static int mt7915_mcu_init_download(struct mt7915_dev *dev, u32 addr, 2460 u32 len, u32 mode) 2461 { 2462 struct { 2463 __le32 addr; 2464 __le32 len; 2465 __le32 mode; 2466 } req = { 2467 .addr = cpu_to_le32(addr), 2468 .len = cpu_to_le32(len), 2469 .mode = cpu_to_le32(mode), 2470 }; 2471 int attr; 2472 2473 if (req.addr == cpu_to_le32(MCU_PATCH_ADDRESS)) 2474 attr = -MCU_CMD_PATCH_START_REQ; 2475 else 2476 attr = -MCU_CMD_TARGET_ADDRESS_LEN_REQ; 2477 2478 return __mt76_mcu_send_msg(&dev->mt76, attr, &req, sizeof(req), true); 2479 } 2480 2481 static int mt7915_load_patch(struct mt7915_dev *dev) 2482 { 2483 const struct mt7915_patch_hdr *hdr; 2484 const struct firmware *fw = NULL; 2485 int i, ret, sem; 2486 2487 sem = mt7915_mcu_patch_sem_ctrl(dev, 1); 2488 switch (sem) { 2489 case PATCH_IS_DL: 2490 return 0; 2491 case PATCH_NOT_DL_SEM_SUCCESS: 2492 break; 2493 default: 2494 dev_err(dev->mt76.dev, "Failed to get patch semaphore\n"); 2495 return -EAGAIN; 2496 } 2497 2498 ret = request_firmware(&fw, MT7915_ROM_PATCH, dev->mt76.dev); 2499 if (ret) 2500 goto out; 2501 2502 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 2503 dev_err(dev->mt76.dev, "Invalid firmware\n"); 2504 ret = -EINVAL; 2505 goto out; 2506 } 2507 2508 hdr = (const struct mt7915_patch_hdr *)(fw->data); 2509 2510 dev_info(dev->mt76.dev, "HW/SW Version: 0x%x, Build Time: %.16s\n", 2511 be32_to_cpu(hdr->hw_sw_ver), hdr->build_date); 2512 2513 for (i = 0; i < be32_to_cpu(hdr->desc.n_region); i++) { 2514 struct mt7915_patch_sec *sec; 2515 const u8 *dl; 2516 u32 len, addr; 2517 2518 sec = (struct mt7915_patch_sec *)(fw->data + sizeof(*hdr) + 2519 i * sizeof(*sec)); 2520 if ((be32_to_cpu(sec->type) & PATCH_SEC_TYPE_MASK) != 2521 PATCH_SEC_TYPE_INFO) { 2522 ret = -EINVAL; 2523 goto out; 2524 } 2525 2526 addr = be32_to_cpu(sec->info.addr); 2527 len = be32_to_cpu(sec->info.len); 2528 dl = fw->data + be32_to_cpu(sec->offs); 2529 2530 ret = mt7915_mcu_init_download(dev, addr, len, 2531 DL_MODE_NEED_RSP); 2532 if (ret) { 2533 dev_err(dev->mt76.dev, "Download request failed\n"); 2534 goto out; 2535 } 2536 2537 ret = mt7915_mcu_send_firmware(dev, dl, len); 2538 if (ret) { 2539 dev_err(dev->mt76.dev, "Failed to send patch\n"); 2540 goto out; 2541 } 2542 } 2543 2544 ret = mt7915_mcu_start_patch(dev); 2545 if (ret) 2546 dev_err(dev->mt76.dev, "Failed to start patch\n"); 2547 2548 out: 2549 sem = mt7915_mcu_patch_sem_ctrl(dev, 0); 2550 switch (sem) { 2551 case PATCH_REL_SEM_SUCCESS: 2552 break; 2553 default: 2554 ret = -EAGAIN; 2555 dev_err(dev->mt76.dev, "Failed to release patch semaphore\n"); 2556 goto out; 2557 } 2558 release_firmware(fw); 2559 2560 return ret; 2561 } 2562 2563 static u32 mt7915_mcu_gen_dl_mode(u8 feature_set, bool is_wa) 2564 { 2565 u32 ret = 0; 2566 2567 ret |= (feature_set & FW_FEATURE_SET_ENCRYPT) ? 2568 (DL_MODE_ENCRYPT | DL_MODE_RESET_SEC_IV) : 0; 2569 ret |= FIELD_PREP(DL_MODE_KEY_IDX, 2570 FIELD_GET(FW_FEATURE_SET_KEY_IDX, feature_set)); 2571 ret |= DL_MODE_NEED_RSP; 2572 ret |= is_wa ? DL_MODE_WORKING_PDA_CR4 : 0; 2573 2574 return ret; 2575 } 2576 2577 static int 2578 mt7915_mcu_send_ram_firmware(struct mt7915_dev *dev, 2579 const struct mt7915_fw_trailer *hdr, 2580 const u8 *data, bool is_wa) 2581 { 2582 int i, offset = 0; 2583 u32 override = 0, option = 0; 2584 2585 for (i = 0; i < hdr->n_region; i++) { 2586 const struct mt7915_fw_region *region; 2587 int err; 2588 u32 len, addr, mode; 2589 2590 region = (const struct mt7915_fw_region *)((const u8 *)hdr - 2591 (hdr->n_region - i) * sizeof(*region)); 2592 mode = mt7915_mcu_gen_dl_mode(region->feature_set, is_wa); 2593 len = le32_to_cpu(region->len); 2594 addr = le32_to_cpu(region->addr); 2595 2596 if (region->feature_set & FW_FEATURE_OVERRIDE_ADDR) 2597 override = addr; 2598 2599 err = mt7915_mcu_init_download(dev, addr, len, mode); 2600 if (err) { 2601 dev_err(dev->mt76.dev, "Download request failed\n"); 2602 return err; 2603 } 2604 2605 err = mt7915_mcu_send_firmware(dev, data + offset, len); 2606 if (err) { 2607 dev_err(dev->mt76.dev, "Failed to send firmware.\n"); 2608 return err; 2609 } 2610 2611 offset += len; 2612 } 2613 2614 if (override) 2615 option |= FW_START_OVERRIDE; 2616 2617 if (is_wa) 2618 option |= FW_START_WORKING_PDA_CR4; 2619 2620 return mt7915_mcu_start_firmware(dev, override, option); 2621 } 2622 2623 static int mt7915_load_ram(struct mt7915_dev *dev) 2624 { 2625 const struct mt7915_fw_trailer *hdr; 2626 const struct firmware *fw; 2627 int ret; 2628 2629 ret = request_firmware(&fw, MT7915_FIRMWARE_WM, dev->mt76.dev); 2630 if (ret) 2631 return ret; 2632 2633 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 2634 dev_err(dev->mt76.dev, "Invalid firmware\n"); 2635 ret = -EINVAL; 2636 goto out; 2637 } 2638 2639 hdr = (const struct mt7915_fw_trailer *)(fw->data + fw->size - 2640 sizeof(*hdr)); 2641 2642 dev_info(dev->mt76.dev, "WM Firmware Version: %.10s, Build Time: %.15s\n", 2643 hdr->fw_ver, hdr->build_date); 2644 2645 ret = mt7915_mcu_send_ram_firmware(dev, hdr, fw->data, false); 2646 if (ret) { 2647 dev_err(dev->mt76.dev, "Failed to start WM firmware\n"); 2648 goto out; 2649 } 2650 2651 release_firmware(fw); 2652 2653 ret = request_firmware(&fw, MT7915_FIRMWARE_WA, dev->mt76.dev); 2654 if (ret) 2655 return ret; 2656 2657 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 2658 dev_err(dev->mt76.dev, "Invalid firmware\n"); 2659 ret = -EINVAL; 2660 goto out; 2661 } 2662 2663 hdr = (const struct mt7915_fw_trailer *)(fw->data + fw->size - 2664 sizeof(*hdr)); 2665 2666 dev_info(dev->mt76.dev, "WA Firmware Version: %.10s, Build Time: %.15s\n", 2667 hdr->fw_ver, hdr->build_date); 2668 2669 ret = mt7915_mcu_send_ram_firmware(dev, hdr, fw->data, true); 2670 if (ret) { 2671 dev_err(dev->mt76.dev, "Failed to start WA firmware\n"); 2672 goto out; 2673 } 2674 2675 snprintf(dev->mt76.hw->wiphy->fw_version, 2676 sizeof(dev->mt76.hw->wiphy->fw_version), 2677 "%.10s-%.15s", hdr->fw_ver, hdr->build_date); 2678 2679 out: 2680 release_firmware(fw); 2681 2682 return ret; 2683 } 2684 2685 static int mt7915_load_firmware(struct mt7915_dev *dev) 2686 { 2687 int ret; 2688 u32 val, reg = mt7915_reg_map_l1(dev, MT_TOP_MISC); 2689 2690 val = FIELD_PREP(MT_TOP_MISC_FW_STATE, FW_STATE_FW_DOWNLOAD); 2691 2692 if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, val, 1000)) { 2693 /* restart firmware once */ 2694 __mt76_mcu_restart(&dev->mt76); 2695 if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, 2696 val, 1000)) { 2697 dev_err(dev->mt76.dev, 2698 "Firmware is not ready for download\n"); 2699 return -EIO; 2700 } 2701 } 2702 2703 ret = mt7915_load_patch(dev); 2704 if (ret) 2705 return ret; 2706 2707 ret = mt7915_load_ram(dev); 2708 if (ret) 2709 return ret; 2710 2711 if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, 2712 FIELD_PREP(MT_TOP_MISC_FW_STATE, 2713 FW_STATE_WACPU_RDY), 1000)) { 2714 dev_err(dev->mt76.dev, "Timeout for initializing firmware\n"); 2715 return -EIO; 2716 } 2717 2718 mt76_queue_tx_cleanup(dev, MT_TXQ_FWDL, false); 2719 2720 dev_dbg(dev->mt76.dev, "Firmware init done\n"); 2721 2722 return 0; 2723 } 2724 2725 int mt7915_mcu_fw_log_2_host(struct mt7915_dev *dev, u8 ctrl) 2726 { 2727 struct { 2728 u8 ctrl_val; 2729 u8 pad[3]; 2730 } data = { 2731 .ctrl_val = ctrl 2732 }; 2733 2734 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_FW_LOG_2_HOST, 2735 &data, sizeof(data), true); 2736 } 2737 2738 int mt7915_mcu_fw_dbg_ctrl(struct mt7915_dev *dev, u32 module, u8 level) 2739 { 2740 struct { 2741 u8 ver; 2742 u8 pad; 2743 u16 len; 2744 u8 level; 2745 u8 rsv[3]; 2746 __le32 module_idx; 2747 } data = { 2748 .module_idx = cpu_to_le32(module), 2749 .level = level, 2750 }; 2751 2752 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_FW_DBG_CTRL, 2753 &data, sizeof(data), false); 2754 } 2755 2756 int mt7915_mcu_init(struct mt7915_dev *dev) 2757 { 2758 static const struct mt76_mcu_ops mt7915_mcu_ops = { 2759 .headroom = sizeof(struct mt7915_mcu_txd), 2760 .mcu_skb_send_msg = mt7915_mcu_send_message, 2761 .mcu_send_msg = mt7915_mcu_msg_send, 2762 .mcu_restart = mt7915_mcu_restart, 2763 }; 2764 int ret; 2765 2766 dev->mt76.mcu_ops = &mt7915_mcu_ops, 2767 2768 ret = mt7915_driver_own(dev); 2769 if (ret) 2770 return ret; 2771 2772 ret = mt7915_load_firmware(dev); 2773 if (ret) 2774 return ret; 2775 2776 set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); 2777 mt7915_mcu_fw_log_2_host(dev, 0); 2778 2779 return 0; 2780 } 2781 2782 void mt7915_mcu_exit(struct mt7915_dev *dev) 2783 { 2784 u32 reg = mt7915_reg_map_l1(dev, MT_TOP_MISC); 2785 2786 __mt76_mcu_restart(&dev->mt76); 2787 if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, 2788 FIELD_PREP(MT_TOP_MISC_FW_STATE, 2789 FW_STATE_FW_DOWNLOAD), 1000)) { 2790 dev_err(dev->mt76.dev, "Failed to exit mcu\n"); 2791 return; 2792 } 2793 2794 reg = mt7915_reg_map_l1(dev, MT_TOP_LPCR_HOST_BAND0); 2795 mt76_wr(dev, reg, MT_TOP_LPCR_HOST_FW_OWN); 2796 skb_queue_purge(&dev->mt76.mcu.res_q); 2797 } 2798 2799 int mt7915_mcu_set_mac(struct mt7915_dev *dev, int band, 2800 bool enable, bool hdr_trans) 2801 { 2802 struct { 2803 u8 operation; 2804 u8 enable; 2805 u8 check_bssid; 2806 u8 insert_vlan; 2807 u8 remove_vlan; 2808 u8 tid; 2809 u8 mode; 2810 u8 rsv; 2811 } __packed req_trans = { 2812 .enable = hdr_trans, 2813 }; 2814 struct { 2815 u8 enable; 2816 u8 band; 2817 u8 rsv[2]; 2818 } __packed req_mac = { 2819 .enable = enable, 2820 .band = band, 2821 }; 2822 int ret; 2823 2824 ret = __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_RX_HDR_TRANS, 2825 &req_trans, sizeof(req_trans), false); 2826 if (ret) 2827 return ret; 2828 2829 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_MAC_INIT_CTRL, 2830 &req_mac, sizeof(req_mac), true); 2831 } 2832 2833 int mt7915_mcu_set_scs(struct mt7915_dev *dev, u8 band, bool enable) 2834 { 2835 struct { 2836 __le32 cmd; 2837 u8 band; 2838 u8 enable; 2839 } __packed req = { 2840 .cmd = cpu_to_le32(SCS_ENABLE), 2841 .band = band, 2842 .enable = enable + 1, 2843 }; 2844 2845 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SCS_CTRL, &req, 2846 sizeof(req), false); 2847 } 2848 2849 int mt7915_mcu_set_rts_thresh(struct mt7915_phy *phy, u32 val) 2850 { 2851 struct mt7915_dev *dev = phy->dev; 2852 struct { 2853 u8 prot_idx; 2854 u8 band; 2855 u8 rsv[2]; 2856 __le32 len_thresh; 2857 __le32 pkt_thresh; 2858 } __packed req = { 2859 .prot_idx = 1, 2860 .band = phy != &dev->phy, 2861 .len_thresh = cpu_to_le32(val), 2862 .pkt_thresh = cpu_to_le32(0x2), 2863 }; 2864 2865 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_PROTECT_CTRL, 2866 &req, sizeof(req), true); 2867 } 2868 2869 int mt7915_mcu_set_tx(struct mt7915_dev *dev, struct ieee80211_vif *vif) 2870 { 2871 #define WMM_AIFS_SET BIT(0) 2872 #define WMM_CW_MIN_SET BIT(1) 2873 #define WMM_CW_MAX_SET BIT(2) 2874 #define WMM_TXOP_SET BIT(3) 2875 #define WMM_PARAM_SET GENMASK(3, 0) 2876 #define TX_CMD_MODE 1 2877 struct edca { 2878 u8 queue; 2879 u8 set; 2880 u8 aifs; 2881 u8 cw_min; 2882 __le16 cw_max; 2883 __le16 txop; 2884 }; 2885 struct mt7915_mcu_tx { 2886 u8 total; 2887 u8 action; 2888 u8 valid; 2889 u8 mode; 2890 2891 struct edca edca[IEEE80211_NUM_ACS]; 2892 } __packed req = { 2893 .valid = true, 2894 .mode = TX_CMD_MODE, 2895 .total = IEEE80211_NUM_ACS, 2896 }; 2897 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2898 int ac; 2899 2900 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { 2901 struct ieee80211_tx_queue_params *q = &mvif->queue_params[ac]; 2902 struct edca *e = &req.edca[ac]; 2903 2904 e->queue = ac + mvif->wmm_idx * MT7915_MAX_WMM_SETS; 2905 e->aifs = q->aifs; 2906 e->txop = cpu_to_le16(q->txop); 2907 2908 if (q->cw_min) 2909 e->cw_min = fls(q->cw_min); 2910 else 2911 e->cw_min = 5; 2912 2913 if (q->cw_max) 2914 e->cw_max = cpu_to_le16(fls(q->cw_max)); 2915 else 2916 e->cw_max = cpu_to_le16(10); 2917 } 2918 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EDCA_UPDATE, 2919 &req, sizeof(req), true); 2920 } 2921 2922 int mt7915_mcu_set_pm(struct mt7915_dev *dev, int band, int enter) 2923 { 2924 #define ENTER_PM_STATE 1 2925 #define EXIT_PM_STATE 2 2926 struct { 2927 u8 pm_number; 2928 u8 pm_state; 2929 u8 bssid[ETH_ALEN]; 2930 u8 dtim_period; 2931 u8 wlan_idx_lo; 2932 __le16 bcn_interval; 2933 __le32 aid; 2934 __le32 rx_filter; 2935 u8 band_idx; 2936 u8 wlan_idx_hi; 2937 u8 rsv[2]; 2938 __le32 feature; 2939 u8 omac_idx; 2940 u8 wmm_idx; 2941 u8 bcn_loss_cnt; 2942 u8 bcn_sp_duration; 2943 } __packed req = { 2944 .pm_number = 5, 2945 .pm_state = (enter) ? ENTER_PM_STATE : EXIT_PM_STATE, 2946 .band_idx = band, 2947 }; 2948 2949 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_PM_STATE_CTRL, 2950 &req, sizeof(req), true); 2951 } 2952 2953 int mt7915_mcu_rdd_cmd(struct mt7915_dev *dev, 2954 enum mt7915_rdd_cmd cmd, u8 index, 2955 u8 rx_sel, u8 val) 2956 { 2957 struct { 2958 u8 ctrl; 2959 u8 rdd_idx; 2960 u8 rdd_rx_sel; 2961 u8 val; 2962 u8 rsv[4]; 2963 } __packed req = { 2964 .ctrl = cmd, 2965 .rdd_idx = index, 2966 .rdd_rx_sel = rx_sel, 2967 .val = val, 2968 }; 2969 2970 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_CTRL, 2971 &req, sizeof(req), true); 2972 } 2973 2974 int mt7915_mcu_set_fcc5_lpn(struct mt7915_dev *dev, int val) 2975 { 2976 struct { 2977 u32 tag; 2978 u16 min_lpn; 2979 u8 rsv[2]; 2980 } __packed req = { 2981 .tag = 0x1, 2982 .min_lpn = val, 2983 }; 2984 2985 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH, 2986 &req, sizeof(req), true); 2987 } 2988 2989 int mt7915_mcu_set_pulse_th(struct mt7915_dev *dev, 2990 const struct mt7915_dfs_pulse *pulse) 2991 { 2992 struct { 2993 u32 tag; 2994 struct mt7915_dfs_pulse pulse; 2995 } __packed req = { 2996 .tag = 0x3, 2997 }; 2998 2999 memcpy(&req.pulse, pulse, sizeof(*pulse)); 3000 3001 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH, 3002 &req, sizeof(req), true); 3003 } 3004 3005 int mt7915_mcu_set_radar_th(struct mt7915_dev *dev, int index, 3006 const struct mt7915_dfs_pattern *pattern) 3007 { 3008 struct { 3009 u32 tag; 3010 u16 radar_type; 3011 struct mt7915_dfs_pattern pattern; 3012 } __packed req = { 3013 .tag = 0x2, 3014 .radar_type = index, 3015 }; 3016 3017 memcpy(&req.pattern, pattern, sizeof(*pattern)); 3018 3019 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH, 3020 &req, sizeof(req), true); 3021 } 3022 3023 int mt7915_mcu_set_chan_info(struct mt7915_phy *phy, int cmd) 3024 { 3025 struct mt7915_dev *dev = phy->dev; 3026 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 3027 int freq1 = chandef->center_freq1; 3028 struct { 3029 u8 control_ch; 3030 u8 center_ch; 3031 u8 bw; 3032 u8 tx_streams_num; 3033 u8 rx_streams; /* mask or num */ 3034 u8 switch_reason; 3035 u8 band_idx; 3036 u8 center_ch2; /* for 80+80 only */ 3037 __le16 cac_case; 3038 u8 channel_band; 3039 u8 rsv0; 3040 __le32 outband_freq; 3041 u8 txpower_drop; 3042 u8 ap_bw; 3043 u8 ap_center_ch; 3044 u8 rsv1[57]; 3045 } __packed req = { 3046 .control_ch = chandef->chan->hw_value, 3047 .center_ch = ieee80211_frequency_to_channel(freq1), 3048 .bw = mt7915_mcu_chan_bw(chandef), 3049 .tx_streams_num = hweight8(phy->mt76->antenna_mask), 3050 .rx_streams = phy->chainmask, 3051 .band_idx = phy != &dev->phy, 3052 .channel_band = chandef->chan->band, 3053 }; 3054 3055 if ((chandef->chan->flags & IEEE80211_CHAN_RADAR) && 3056 chandef->chan->dfs_state != NL80211_DFS_AVAILABLE) 3057 req.switch_reason = CH_SWITCH_DFS; 3058 else 3059 req.switch_reason = CH_SWITCH_NORMAL; 3060 3061 if (cmd == MCU_EXT_CMD_CHANNEL_SWITCH) 3062 req.rx_streams = hweight8(req.rx_streams); 3063 3064 if (chandef->width == NL80211_CHAN_WIDTH_80P80) { 3065 int freq2 = chandef->center_freq2; 3066 3067 req.center_ch2 = ieee80211_frequency_to_channel(freq2); 3068 } 3069 3070 return __mt76_mcu_send_msg(&dev->mt76, cmd, &req, sizeof(req), true); 3071 } 3072 3073 int mt7915_mcu_set_eeprom(struct mt7915_dev *dev) 3074 { 3075 struct req_hdr { 3076 u8 buffer_mode; 3077 u8 format; 3078 __le16 len; 3079 } __packed req = { 3080 .buffer_mode = EE_MODE_EFUSE, 3081 .format = EE_FORMAT_WHOLE, 3082 }; 3083 3084 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EFUSE_BUFFER_MODE, 3085 &req, sizeof(req), true); 3086 } 3087 3088 int mt7915_mcu_get_eeprom(struct mt7915_dev *dev, u32 offset) 3089 { 3090 struct mt7915_mcu_eeprom_info req = { 3091 .addr = cpu_to_le32(round_down(offset, 16)), 3092 }; 3093 3094 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EFUSE_ACCESS, &req, 3095 sizeof(req), true); 3096 } 3097 3098 int mt7915_mcu_get_temperature(struct mt7915_dev *dev, int index) 3099 { 3100 struct { 3101 u8 ctrl_id; 3102 u8 action; 3103 u8 band; 3104 u8 rsv[5]; 3105 } req = { 3106 .ctrl_id = THERMAL_SENSOR_TEMP_QUERY, 3107 .action = index, 3108 }; 3109 3110 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_THERMAL_CTRL, &req, 3111 sizeof(req), true); 3112 } 3113 3114 int mt7915_mcu_get_rate_info(struct mt7915_dev *dev, u32 cmd, u16 wlan_idx) 3115 { 3116 struct { 3117 __le32 cmd; 3118 __le16 wlan_idx; 3119 __le16 ru_idx; 3120 __le16 direction; 3121 __le16 dump_group; 3122 } req = { 3123 .cmd = cpu_to_le32(cmd), 3124 .wlan_idx = cpu_to_le16(wlan_idx), 3125 .dump_group = cpu_to_le16(1), 3126 }; 3127 3128 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_RATE_CTRL, &req, 3129 sizeof(req), false); 3130 } 3131 3132 int mt7915_mcu_set_sku(struct mt7915_phy *phy) 3133 { 3134 struct mt7915_dev *dev = phy->dev; 3135 struct mt76_phy *mphy = phy->mt76; 3136 struct ieee80211_hw *hw = mphy->hw; 3137 struct mt7915_sku_val { 3138 u8 format_id; 3139 u8 limit_type; 3140 u8 dbdc_idx; 3141 s8 val[MT7915_SKU_RATE_NUM]; 3142 } __packed req = { 3143 .format_id = 4, 3144 .dbdc_idx = phy != &dev->phy, 3145 }; 3146 int i; 3147 s8 *delta; 3148 3149 delta = dev->rate_power[mphy->chandef.chan->band]; 3150 mphy->txpower_cur = hw->conf.power_level * 2 + 3151 delta[MT7915_SKU_MAX_DELTA_IDX]; 3152 3153 for (i = 0; i < MT7915_SKU_RATE_NUM; i++) 3154 req.val[i] = hw->conf.power_level * 2 + delta[i]; 3155 3156 return __mt76_mcu_send_msg(&dev->mt76, 3157 MCU_EXT_CMD_TX_POWER_FEATURE_CTRL, 3158 &req, sizeof(req), true); 3159 } 3160 3161 int mt7915_mcu_set_sku_en(struct mt7915_phy *phy, bool enable) 3162 { 3163 struct mt7915_dev *dev = phy->dev; 3164 struct mt7915_sku { 3165 u8 format_id; 3166 u8 sku_enable; 3167 u8 dbdc_idx; 3168 u8 rsv; 3169 } __packed req = { 3170 .format_id = 0, 3171 .dbdc_idx = phy != &dev->phy, 3172 .sku_enable = enable, 3173 }; 3174 3175 return __mt76_mcu_send_msg(&dev->mt76, 3176 MCU_EXT_CMD_TX_POWER_FEATURE_CTRL, 3177 &req, sizeof(req), true); 3178 } 3179 3180 int mt7915_mcu_set_ser(struct mt7915_dev *dev, u8 action, u8 set, u8 band) 3181 { 3182 struct { 3183 u8 action; 3184 u8 set; 3185 u8 band; 3186 u8 rsv; 3187 } req = { 3188 .action = action, 3189 .set = set, 3190 .band = band, 3191 }; 3192 3193 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_SER_TRIGGER, 3194 &req, sizeof(req), false); 3195 } 3196 3197 int mt7915_mcu_set_txbf_type(struct mt7915_dev *dev) 3198 { 3199 #define MT_BF_TYPE_UPDATE 20 3200 struct { 3201 u8 action; 3202 bool ebf; 3203 bool ibf; 3204 u8 rsv; 3205 } __packed req = { 3206 .action = MT_BF_TYPE_UPDATE, 3207 .ebf = true, 3208 .ibf = false, 3209 }; 3210 3211 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_TXBF_ACTION, 3212 &req, sizeof(req), true); 3213 } 3214 3215 int mt7915_mcu_set_txbf_sounding(struct mt7915_dev *dev) 3216 { 3217 #define MT_BF_PROCESSING 4 3218 struct { 3219 u8 action; 3220 u8 snd_mode; 3221 u8 sta_num; 3222 u8 rsv; 3223 u8 wlan_idx[4]; 3224 __le32 snd_period; /* ms */ 3225 } __packed req = { 3226 .action = true, 3227 .snd_mode = MT_BF_PROCESSING, 3228 }; 3229 3230 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_TXBF_ACTION, 3231 &req, sizeof(req), true); 3232 } 3233 3234 int mt7915_mcu_add_obss_spr(struct mt7915_dev *dev, struct ieee80211_vif *vif, 3235 bool enable) 3236 { 3237 #define MT_SPR_ENABLE 1 3238 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 3239 struct { 3240 u8 action; 3241 u8 arg_num; 3242 u8 band_idx; 3243 u8 status; 3244 u8 drop_tx_idx; 3245 u8 sta_idx; /* 256 sta */ 3246 u8 rsv[2]; 3247 u32 val; 3248 } __packed req = { 3249 .action = MT_SPR_ENABLE, 3250 .arg_num = 1, 3251 .band_idx = mvif->band_idx, 3252 .val = enable, 3253 }; 3254 3255 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_SPR, 3256 &req, sizeof(req), true); 3257 } 3258