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 11struct 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 28struct 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 44struct 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 56struct 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 94static enum mt7915_cipher_type 95mt7915_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 121static 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 140static const struct ieee80211_sta_he_cap * 141mt7915_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 152static u8 153mt7915_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 && 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 && he_cap->has_he) 197 mode |= PHY_MODE_AX_5G; 198 } 199 200 return mode; 201} 202 203static u8 204mt7915_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 218static 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 283exit: 284 if (wait_seq) 285 *wait_seq = seq; 286 287 return mt76_tx_queue_skb_raw(dev, txq, skb, 0); 288} 289 290static int 291mt7915_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 308static int 309mt7915_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 } 335out: 336 dev_kfree_skb(skb); 337 338 return ret; 339} 340 341static int 342mt7915_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 364static int 365mt7915_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 380out: 381 mutex_unlock(&mdev->mcu.mutex); 382 383 return ret; 384} 385 386static int 387mt7915_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 399static void 400mt7915_mcu_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) 401{ 402 if (vif->csa_active) 403 ieee80211_csa_finish(vif); 404} 405 406static void 407mt7915_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 421static void 422mt7915_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 507static void 508mt7915_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 549static void 550mt7915_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 571static void 572mt7915_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 596static void 597mt7915_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 611void 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 626static struct sk_buff * 627mt7915_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 && msta->wcid.sta ? mvif->omac_idx : 0xe, 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 648static struct wtbl_req_hdr * 649mt7915_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 le16_add_cpu(&sta_hdr->len, sizeof(hdr)); 671 672 return skb_put_data(nskb, &hdr, sizeof(hdr)); 673} 674 675static struct tlv * 676mt7915_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 702static struct tlv * 703mt7915_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 708static struct tlv * 709mt7915_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 **/ 727static int 728mt7915_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 785static void 786mt7915_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 820struct mt7915_he_obss_narrow_bw_ru_data { 821 bool tolerated; 822}; 823 824static 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 839static 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 860static void 861mt7915_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 898static void 899mt7915_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 924static void 925mt7915_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 952static void 953mt7915_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 969static void 970mt7915_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 989static void 990mt7915_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 1008static void 1009mt7915_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 1022int 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 **/ 1059static int 1060mt7915_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 1119int 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 1140static void 1141mt7915_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 1159static void 1160mt7915_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 1190static int 1191mt7915_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 1232int 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 1239int 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 1246static void 1247mt7915_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 if (vif->type == NL80211_IFTYPE_STATION) 1263 generic->partial_aid = cpu_to_le16(vif->bss_conf.aid); 1264 else 1265 generic->partial_aid = cpu_to_le16(sta->aid); 1266 memcpy(generic->peer_addr, sta->addr, ETH_ALEN); 1267 generic->muar_idx = mvif->omac_idx; 1268 generic->qos = sta->wme; 1269 } else { 1270 /* use BSSID in station mode */ 1271 if (vif->type == NL80211_IFTYPE_STATION) 1272 memcpy(generic->peer_addr, vif->bss_conf.bssid, 1273 ETH_ALEN); 1274 else 1275 eth_broadcast_addr(generic->peer_addr); 1276 1277 generic->muar_idx = 0xe; 1278 } 1279 1280 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_RX, sizeof(*rx), 1281 wtbl_tlv, sta_wtbl); 1282 1283 rx = (struct wtbl_rx *)tlv; 1284 rx->rca1 = sta ? vif->type != NL80211_IFTYPE_AP : 1; 1285 rx->rca2 = 1; 1286 rx->rv = 1; 1287} 1288 1289static void 1290mt7915_mcu_sta_basic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 1291 struct ieee80211_sta *sta, bool enable) 1292{ 1293#define EXTRA_INFO_VER BIT(0) 1294#define EXTRA_INFO_NEW BIT(1) 1295 struct sta_rec_basic *basic; 1296 struct tlv *tlv; 1297 1298 tlv = mt7915_mcu_add_tlv(skb, STA_REC_BASIC, sizeof(*basic)); 1299 1300 basic = (struct sta_rec_basic *)tlv; 1301 basic->extra_info = cpu_to_le16(EXTRA_INFO_VER); 1302 1303 if (enable) { 1304 basic->extra_info |= cpu_to_le16(EXTRA_INFO_NEW); 1305 basic->conn_state = CONN_STATE_PORT_SECURE; 1306 } else { 1307 basic->conn_state = CONN_STATE_DISCONNECT; 1308 } 1309 1310 if (!sta) { 1311 basic->conn_type = cpu_to_le32(CONNECTION_INFRA_BC); 1312 eth_broadcast_addr(basic->peer_addr); 1313 return; 1314 } 1315 1316 switch (vif->type) { 1317 case NL80211_IFTYPE_MESH_POINT: 1318 case NL80211_IFTYPE_AP: 1319 basic->conn_type = cpu_to_le32(CONNECTION_INFRA_STA); 1320 basic->aid = cpu_to_le16(sta->aid); 1321 break; 1322 case NL80211_IFTYPE_STATION: 1323 basic->conn_type = cpu_to_le32(CONNECTION_INFRA_AP); 1324 basic->aid = cpu_to_le16(vif->bss_conf.aid); 1325 break; 1326 case NL80211_IFTYPE_ADHOC: 1327 basic->conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC); 1328 basic->aid = cpu_to_le16(sta->aid); 1329 break; 1330 default: 1331 WARN_ON(1); 1332 break; 1333 } 1334 1335 memcpy(basic->peer_addr, sta->addr, ETH_ALEN); 1336 basic->qos = sta->wme; 1337} 1338 1339static void 1340mt7915_mcu_sta_he_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 1341{ 1342 struct ieee80211_sta_he_cap *he_cap = &sta->he_cap; 1343 struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem; 1344 struct sta_rec_he *he; 1345 struct tlv *tlv; 1346 u32 cap = 0; 1347 1348 tlv = mt7915_mcu_add_tlv(skb, STA_REC_HE, sizeof(*he)); 1349 1350 he = (struct sta_rec_he *)tlv; 1351 1352 if (elem->mac_cap_info[0] & IEEE80211_HE_MAC_CAP0_HTC_HE) 1353 cap |= STA_REC_HE_CAP_HTC; 1354 1355 if (elem->mac_cap_info[2] & IEEE80211_HE_MAC_CAP2_BSR) 1356 cap |= STA_REC_HE_CAP_BSR; 1357 1358 if (elem->mac_cap_info[3] & IEEE80211_HE_MAC_CAP3_OMI_CONTROL) 1359 cap |= STA_REC_HE_CAP_OM; 1360 1361 if (elem->mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_AMDSU_IN_AMPDU) 1362 cap |= STA_REC_HE_CAP_AMSDU_IN_AMPDU; 1363 1364 if (elem->mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_BQR) 1365 cap |= STA_REC_HE_CAP_BQR; 1366 1367 if (elem->phy_cap_info[0] & 1368 (IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G | 1369 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G)) 1370 cap |= STA_REC_HE_CAP_BW20_RU242_SUPPORT; 1371 1372 if (elem->phy_cap_info[1] & 1373 IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD) 1374 cap |= STA_REC_HE_CAP_LDPC; 1375 1376 if (elem->phy_cap_info[1] & 1377 IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US) 1378 cap |= STA_REC_HE_CAP_SU_PPDU_1LTF_8US_GI; 1379 1380 if (elem->phy_cap_info[2] & 1381 IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US) 1382 cap |= STA_REC_HE_CAP_NDP_4LTF_3DOT2MS_GI; 1383 1384 if (elem->phy_cap_info[2] & 1385 IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ) 1386 cap |= STA_REC_HE_CAP_LE_EQ_80M_TX_STBC; 1387 1388 if (elem->phy_cap_info[2] & 1389 IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ) 1390 cap |= STA_REC_HE_CAP_LE_EQ_80M_RX_STBC; 1391 1392 if (elem->phy_cap_info[6] & 1393 IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE) 1394 cap |= STA_REC_HE_CAP_PARTIAL_BW_EXT_RANGE; 1395 1396 if (elem->phy_cap_info[7] & 1397 IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI) 1398 cap |= STA_REC_HE_CAP_SU_MU_PPDU_4LTF_8US_GI; 1399 1400 if (elem->phy_cap_info[7] & 1401 IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ) 1402 cap |= STA_REC_HE_CAP_GT_80M_TX_STBC; 1403 1404 if (elem->phy_cap_info[7] & 1405 IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ) 1406 cap |= STA_REC_HE_CAP_GT_80M_RX_STBC; 1407 1408 if (elem->phy_cap_info[8] & 1409 IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI) 1410 cap |= STA_REC_HE_CAP_ER_SU_PPDU_4LTF_8US_GI; 1411 1412 if (elem->phy_cap_info[8] & 1413 IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI) 1414 cap |= STA_REC_HE_CAP_ER_SU_PPDU_1LTF_8US_GI; 1415 1416 if (elem->phy_cap_info[9] & 1417 IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK) 1418 cap |= STA_REC_HE_CAP_TRIG_CQI_FK; 1419 1420 if (elem->phy_cap_info[9] & 1421 IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU) 1422 cap |= STA_REC_HE_CAP_TX_1024QAM_UNDER_RU242; 1423 1424 if (elem->phy_cap_info[9] & 1425 IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU) 1426 cap |= STA_REC_HE_CAP_RX_1024QAM_UNDER_RU242; 1427 1428 he->he_cap = cpu_to_le32(cap); 1429 1430 switch (sta->bandwidth) { 1431 case IEEE80211_STA_RX_BW_160: 1432 if (elem->phy_cap_info[0] & 1433 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) 1434 he->max_nss_mcs[CMD_HE_MCS_BW8080] = 1435 he_cap->he_mcs_nss_supp.rx_mcs_80p80; 1436 1437 he->max_nss_mcs[CMD_HE_MCS_BW160] = 1438 he_cap->he_mcs_nss_supp.rx_mcs_160; 1439 fallthrough; 1440 default: 1441 he->max_nss_mcs[CMD_HE_MCS_BW80] = 1442 he_cap->he_mcs_nss_supp.rx_mcs_80; 1443 break; 1444 } 1445 1446 he->t_frame_dur = 1447 HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]); 1448 he->max_ampdu_exp = 1449 HE_MAC(CAP3_MAX_AMPDU_LEN_EXP_MASK, elem->mac_cap_info[3]); 1450 1451 he->bw_set = 1452 HE_PHY(CAP0_CHANNEL_WIDTH_SET_MASK, elem->phy_cap_info[0]); 1453 he->device_class = 1454 HE_PHY(CAP1_DEVICE_CLASS_A, elem->phy_cap_info[1]); 1455 he->punc_pream_rx = 1456 HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]); 1457 1458 he->dcm_tx_mode = 1459 HE_PHY(CAP3_DCM_MAX_CONST_TX_MASK, elem->phy_cap_info[3]); 1460 he->dcm_tx_max_nss = 1461 HE_PHY(CAP3_DCM_MAX_TX_NSS_2, elem->phy_cap_info[3]); 1462 he->dcm_rx_mode = 1463 HE_PHY(CAP3_DCM_MAX_CONST_RX_MASK, elem->phy_cap_info[3]); 1464 he->dcm_rx_max_nss = 1465 HE_PHY(CAP3_DCM_MAX_RX_NSS_2, elem->phy_cap_info[3]); 1466 he->dcm_rx_max_nss = 1467 HE_PHY(CAP8_DCM_MAX_RU_MASK, elem->phy_cap_info[8]); 1468 1469 he->pkt_ext = 2; 1470} 1471 1472static void 1473mt7915_mcu_sta_uapsd_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, 1474 struct ieee80211_vif *vif) 1475{ 1476 struct sta_rec_uapsd *uapsd; 1477 struct tlv *tlv; 1478 1479 if (vif->type != NL80211_IFTYPE_AP || !sta->wme) 1480 return; 1481 1482 tlv = mt7915_mcu_add_tlv(skb, STA_REC_APPS, sizeof(*uapsd)); 1483 uapsd = (struct sta_rec_uapsd *)tlv; 1484 1485 if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VO) { 1486 uapsd->dac_map |= BIT(3); 1487 uapsd->tac_map |= BIT(3); 1488 } 1489 if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VI) { 1490 uapsd->dac_map |= BIT(2); 1491 uapsd->tac_map |= BIT(2); 1492 } 1493 if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BE) { 1494 uapsd->dac_map |= BIT(1); 1495 uapsd->tac_map |= BIT(1); 1496 } 1497 if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BK) { 1498 uapsd->dac_map |= BIT(0); 1499 uapsd->tac_map |= BIT(0); 1500 } 1501 uapsd->max_sp = sta->max_sp; 1502} 1503 1504static void 1505mt7915_mcu_sta_muru_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 1506{ 1507 struct ieee80211_sta_he_cap *he_cap = &sta->he_cap; 1508 struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem; 1509 struct sta_rec_muru *muru; 1510 struct tlv *tlv; 1511 1512 tlv = mt7915_mcu_add_tlv(skb, STA_REC_MURU, sizeof(*muru)); 1513 1514 muru = (struct sta_rec_muru *)tlv; 1515 muru->cfg.ofdma_dl_en = true; 1516 muru->cfg.ofdma_ul_en = true; 1517 muru->cfg.mimo_dl_en = true; 1518 muru->cfg.mimo_ul_en = true; 1519 1520 muru->ofdma_dl.punc_pream_rx = 1521 HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]); 1522 muru->ofdma_dl.he_20m_in_40m_2g = 1523 HE_PHY(CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G, elem->phy_cap_info[8]); 1524 muru->ofdma_dl.he_20m_in_160m = 1525 HE_PHY(CAP8_20MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]); 1526 muru->ofdma_dl.he_80m_in_160m = 1527 HE_PHY(CAP8_80MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]); 1528 muru->ofdma_dl.lt16_sigb = 0; 1529 muru->ofdma_dl.rx_su_comp_sigb = 0; 1530 muru->ofdma_dl.rx_su_non_comp_sigb = 0; 1531 1532 muru->ofdma_ul.t_frame_dur = 1533 HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]); 1534 muru->ofdma_ul.mu_cascading = 1535 HE_MAC(CAP2_MU_CASCADING, elem->mac_cap_info[2]); 1536 muru->ofdma_ul.uo_ra = 1537 HE_MAC(CAP3_OFDMA_RA, elem->mac_cap_info[3]); 1538 muru->ofdma_ul.he_2x996_tone = 0; 1539 muru->ofdma_ul.rx_t_frame_11ac = 0; 1540 1541 muru->mimo_dl.vht_mu_bfee = 1542 !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE); 1543 muru->mimo_dl.partial_bw_dl_mimo = 1544 HE_PHY(CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO, elem->phy_cap_info[6]); 1545 1546 muru->mimo_ul.full_ul_mimo = 1547 HE_PHY(CAP2_UL_MU_FULL_MU_MIMO, elem->phy_cap_info[2]); 1548 muru->mimo_ul.partial_ul_mimo = 1549 HE_PHY(CAP2_UL_MU_PARTIAL_MU_MIMO, elem->phy_cap_info[2]); 1550} 1551 1552static int 1553mt7915_mcu_add_mu(struct mt7915_dev *dev, struct ieee80211_vif *vif, 1554 struct ieee80211_sta *sta) 1555{ 1556 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 1557 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 1558 struct sk_buff *skb; 1559 int len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_muru); 1560 1561 if (!sta->vht_cap.vht_supported && !sta->he_cap.has_he) 1562 return 0; 1563 1564 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 1565 if (IS_ERR(skb)) 1566 return PTR_ERR(skb); 1567 1568 /* starec muru */ 1569 mt7915_mcu_sta_muru_tlv(skb, sta); 1570 1571 return __mt76_mcu_skb_send_msg(&dev->mt76, skb, 1572 MCU_EXT_CMD_STA_REC_UPDATE, true); 1573} 1574 1575static void 1576mt7915_mcu_sta_amsdu_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 1577{ 1578 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 1579 struct sta_rec_amsdu *amsdu; 1580 struct tlv *tlv; 1581 1582 if (!sta->max_amsdu_len) 1583 return; 1584 1585 tlv = mt7915_mcu_add_tlv(skb, STA_REC_HW_AMSDU, sizeof(*amsdu)); 1586 amsdu = (struct sta_rec_amsdu *)tlv; 1587 amsdu->max_amsdu_num = 8; 1588 amsdu->amsdu_en = true; 1589 amsdu->max_mpdu_size = sta->max_amsdu_len >= 1590 IEEE80211_MAX_MPDU_LEN_VHT_7991; 1591 msta->wcid.amsdu = true; 1592} 1593 1594static bool 1595mt7915_hw_amsdu_supported(struct ieee80211_vif *vif) 1596{ 1597 switch (vif->type) { 1598 case NL80211_IFTYPE_AP: 1599 case NL80211_IFTYPE_STATION: 1600 return true; 1601 default: 1602 return false; 1603 } 1604} 1605 1606static void 1607mt7915_mcu_sta_tlv(struct mt7915_dev *dev, struct sk_buff *skb, 1608 struct ieee80211_sta *sta, struct ieee80211_vif *vif) 1609{ 1610 struct tlv *tlv; 1611 1612 /* starec ht */ 1613 if (sta->ht_cap.ht_supported) { 1614 struct sta_rec_ht *ht; 1615 1616 tlv = mt7915_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht)); 1617 ht = (struct sta_rec_ht *)tlv; 1618 ht->ht_cap = cpu_to_le16(sta->ht_cap.cap); 1619 1620 if (mt7915_hw_amsdu_supported(vif)) 1621 mt7915_mcu_sta_amsdu_tlv(skb, sta); 1622 } 1623 1624 /* starec vht */ 1625 if (sta->vht_cap.vht_supported) { 1626 struct sta_rec_vht *vht; 1627 1628 tlv = mt7915_mcu_add_tlv(skb, STA_REC_VHT, sizeof(*vht)); 1629 vht = (struct sta_rec_vht *)tlv; 1630 vht->vht_cap = cpu_to_le32(sta->vht_cap.cap); 1631 vht->vht_rx_mcs_map = sta->vht_cap.vht_mcs.rx_mcs_map; 1632 vht->vht_tx_mcs_map = sta->vht_cap.vht_mcs.tx_mcs_map; 1633 } 1634 1635 /* starec he */ 1636 if (sta->he_cap.has_he) 1637 mt7915_mcu_sta_he_tlv(skb, sta); 1638 1639 /* starec uapsd */ 1640 mt7915_mcu_sta_uapsd_tlv(skb, sta, vif); 1641} 1642 1643static void 1644mt7915_mcu_wtbl_smps_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, 1645 void *sta_wtbl, void *wtbl_tlv) 1646{ 1647 struct wtbl_smps *smps; 1648 struct tlv *tlv; 1649 1650 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_SMPS, sizeof(*smps), 1651 wtbl_tlv, sta_wtbl); 1652 smps = (struct wtbl_smps *)tlv; 1653 1654 if (sta->smps_mode == IEEE80211_SMPS_DYNAMIC) 1655 smps->smps = true; 1656} 1657 1658static void 1659mt7915_mcu_wtbl_ht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, 1660 void *sta_wtbl, void *wtbl_tlv) 1661{ 1662 struct wtbl_ht *ht = NULL; 1663 struct tlv *tlv; 1664 1665 /* wtbl ht */ 1666 if (sta->ht_cap.ht_supported) { 1667 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_HT, sizeof(*ht), 1668 wtbl_tlv, sta_wtbl); 1669 ht = (struct wtbl_ht *)tlv; 1670 ht->ldpc = sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING; 1671 ht->af = sta->ht_cap.ampdu_factor; 1672 ht->mm = sta->ht_cap.ampdu_density; 1673 ht->ht = true; 1674 } 1675 1676 /* wtbl vht */ 1677 if (sta->vht_cap.vht_supported) { 1678 struct wtbl_vht *vht; 1679 u8 af; 1680 1681 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_VHT, sizeof(*vht), 1682 wtbl_tlv, sta_wtbl); 1683 vht = (struct wtbl_vht *)tlv; 1684 vht->ldpc = sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC, 1685 vht->vht = true; 1686 1687 af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK, 1688 sta->vht_cap.cap); 1689 if (ht) 1690 ht->af = max_t(u8, ht->af, af); 1691 } 1692 1693 mt7915_mcu_wtbl_smps_tlv(skb, sta, sta_wtbl, wtbl_tlv); 1694} 1695 1696int mt7915_mcu_add_smps(struct mt7915_dev *dev, struct ieee80211_vif *vif, 1697 struct ieee80211_sta *sta) 1698{ 1699 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 1700 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 1701 struct wtbl_req_hdr *wtbl_hdr; 1702 struct tlv *sta_wtbl; 1703 struct sk_buff *skb; 1704 1705 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, 1706 MT7915_STA_UPDATE_MAX_SIZE); 1707 if (IS_ERR(skb)) 1708 return PTR_ERR(skb); 1709 1710 sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv)); 1711 1712 wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_SET, sta_wtbl, 1713 &skb); 1714 mt7915_mcu_wtbl_smps_tlv(skb, sta, sta_wtbl, wtbl_hdr); 1715 1716 return __mt76_mcu_skb_send_msg(&dev->mt76, skb, 1717 MCU_EXT_CMD_STA_REC_UPDATE, true); 1718} 1719 1720static void 1721mt7915_mcu_sta_sounding_rate(struct sta_rec_bf *bf) 1722{ 1723 bf->sounding_phy = MT_PHY_TYPE_OFDM; 1724 bf->ndp_rate = 0; /* mcs0 */ 1725 bf->ndpa_rate = MT7915_CFEND_RATE_DEFAULT; /* ofdm 24m */ 1726 bf->rept_poll_rate = MT7915_CFEND_RATE_DEFAULT; /* ofdm 24m */ 1727} 1728 1729static void 1730mt7915_mcu_sta_bfer_ht(struct ieee80211_sta *sta, struct sta_rec_bf *bf) 1731{ 1732 struct ieee80211_mcs_info *mcs = &sta->ht_cap.mcs; 1733 u8 n = 0; 1734 1735 bf->tx_mode = MT_PHY_TYPE_HT; 1736 bf->bf_cap |= MT_IBF; 1737 1738 if (mcs->tx_params & IEEE80211_HT_MCS_TX_RX_DIFF && 1739 (mcs->tx_params & IEEE80211_HT_MCS_TX_DEFINED)) 1740 n = FIELD_GET(IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK, 1741 mcs->tx_params); 1742 else if (mcs->rx_mask[3]) 1743 n = 3; 1744 else if (mcs->rx_mask[2]) 1745 n = 2; 1746 else if (mcs->rx_mask[1]) 1747 n = 1; 1748 1749 bf->nc = min_t(u8, bf->nr, n); 1750 bf->ibf_ncol = bf->nc; 1751 1752 if (sta->bandwidth <= IEEE80211_STA_RX_BW_40 && !bf->nc) 1753 bf->ibf_timeout = 0x48; 1754} 1755 1756static void 1757mt7915_mcu_sta_bfer_vht(struct ieee80211_sta *sta, struct mt7915_phy *phy, 1758 struct sta_rec_bf *bf) 1759{ 1760 struct ieee80211_sta_vht_cap *pc = &sta->vht_cap; 1761 struct ieee80211_sta_vht_cap *vc = &phy->mt76->sband_5g.sband.vht_cap; 1762 u8 bfee_nr, bfer_nr, n, tx_ant = hweight8(phy->chainmask) - 1; 1763 u16 mcs_map; 1764 1765 bf->tx_mode = MT_PHY_TYPE_VHT; 1766 bf->bf_cap |= MT_EBF; 1767 1768 mt7915_mcu_sta_sounding_rate(bf); 1769 1770 bfee_nr = FIELD_GET(IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK, 1771 pc->cap); 1772 bfer_nr = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, 1773 vc->cap); 1774 mcs_map = le16_to_cpu(pc->vht_mcs.rx_mcs_map); 1775 1776 n = min_t(u8, bfer_nr, bfee_nr); 1777 bf->nr = min_t(u8, n, tx_ant); 1778 n = mt7915_mcu_get_sta_nss(mcs_map); 1779 1780 bf->nc = min_t(u8, n, bf->nr); 1781 bf->ibf_ncol = bf->nc; 1782 1783 /* force nr from 4 to 2 */ 1784 if (sta->bandwidth == IEEE80211_STA_RX_BW_160) 1785 bf->nr = 1; 1786} 1787 1788static void 1789mt7915_mcu_sta_bfer_he(struct ieee80211_sta *sta, struct ieee80211_vif *vif, 1790 struct mt7915_phy *phy, struct sta_rec_bf *bf) 1791{ 1792 struct ieee80211_sta_he_cap *pc = &sta->he_cap; 1793 struct ieee80211_he_cap_elem *pe = &pc->he_cap_elem; 1794 const struct ieee80211_he_cap_elem *ve; 1795 const struct ieee80211_sta_he_cap *vc; 1796 u8 bfee_nr, bfer_nr, nss_mcs; 1797 u16 mcs_map; 1798 1799 vc = mt7915_get_he_phy_cap(phy, vif); 1800 ve = &vc->he_cap_elem; 1801 1802 bf->tx_mode = MT_PHY_TYPE_HE_SU; 1803 bf->bf_cap |= MT_EBF; 1804 1805 mt7915_mcu_sta_sounding_rate(bf); 1806 1807 bf->trigger_su = HE_PHY(CAP6_TRIG_SU_BEAMFORMER_FB, 1808 pe->phy_cap_info[6]); 1809 bf->trigger_mu = HE_PHY(CAP6_TRIG_MU_BEAMFORMER_FB, 1810 pe->phy_cap_info[6]); 1811 bfer_nr = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, 1812 ve->phy_cap_info[5]); 1813 bfee_nr = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK, 1814 pe->phy_cap_info[4]); 1815 1816 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.tx_mcs_80); 1817 nss_mcs = mt7915_mcu_get_sta_nss(mcs_map); 1818 1819 bf->nr = min_t(u8, bfer_nr, bfee_nr); 1820 bf->nc = min_t(u8, nss_mcs, bf->nr); 1821 bf->ibf_ncol = bf->nc; 1822 1823 if (sta->bandwidth != IEEE80211_STA_RX_BW_160) 1824 return; 1825 1826 /* go over for 160MHz and 80p80 */ 1827 if (pe->phy_cap_info[0] & 1828 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) { 1829 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_160); 1830 nss_mcs = mt7915_mcu_get_sta_nss(mcs_map); 1831 1832 bf->nc_bw160 = nss_mcs; 1833 } 1834 1835 if (pe->phy_cap_info[0] & 1836 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) { 1837 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_80p80); 1838 nss_mcs = mt7915_mcu_get_sta_nss(mcs_map); 1839 1840 if (bf->nc_bw160) 1841 bf->nc_bw160 = min_t(u8, bf->nc_bw160, nss_mcs); 1842 else 1843 bf->nc_bw160 = nss_mcs; 1844 } 1845 1846 bfer_nr = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK, 1847 ve->phy_cap_info[5]); 1848 bfee_nr = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK, 1849 pe->phy_cap_info[4]); 1850 1851 bf->nr_bw160 = min_t(int, bfer_nr, bfee_nr); 1852} 1853 1854static void 1855mt7915_mcu_sta_bfer_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, 1856 struct ieee80211_vif *vif, struct mt7915_phy *phy, 1857 bool enable) 1858{ 1859 struct sta_rec_bf *bf; 1860 struct tlv *tlv; 1861 int tx_ant = hweight8(phy->chainmask) - 1; 1862 const u8 matrix[4][4] = { 1863 {0, 0, 0, 0}, 1864 {1, 1, 0, 0}, /* 2x1, 2x2, 2x3, 2x4 */ 1865 {2, 4, 4, 0}, /* 3x1, 3x2, 3x3, 3x4 */ 1866 {3, 5, 6, 0} /* 4x1, 4x2, 4x3, 4x4 */ 1867 }; 1868 1869#define MT_BFER_FREE cpu_to_le16(GENMASK(15, 0)) 1870 1871 tlv = mt7915_mcu_add_tlv(skb, STA_REC_BF, sizeof(*bf)); 1872 bf = (struct sta_rec_bf *)tlv; 1873 1874 if (!enable) { 1875 bf->pfmu = MT_BFER_FREE; 1876 return; 1877 } 1878 1879 bf->bw = sta->bandwidth; 1880 bf->ibf_dbw = sta->bandwidth; 1881 bf->ibf_nrow = tx_ant; 1882 bf->ibf_timeout = 0x18; 1883 1884 if (sta->he_cap.has_he) 1885 mt7915_mcu_sta_bfer_he(sta, vif, phy, bf); 1886 else if (sta->vht_cap.vht_supported) 1887 mt7915_mcu_sta_bfer_vht(sta, phy, bf); 1888 else if (sta->ht_cap.ht_supported) 1889 mt7915_mcu_sta_bfer_ht(sta, bf); 1890 1891 if (bf->bf_cap & MT_EBF && bf->nr != tx_ant) 1892 bf->mem_20m = matrix[tx_ant][bf->nc]; 1893 else 1894 bf->mem_20m = matrix[bf->nr][bf->nc]; 1895 1896 switch (sta->bandwidth) { 1897 case IEEE80211_STA_RX_BW_160: 1898 case IEEE80211_STA_RX_BW_80: 1899 bf->mem_total = bf->mem_20m * 2; 1900 break; 1901 case IEEE80211_STA_RX_BW_40: 1902 bf->mem_total = bf->mem_20m; 1903 break; 1904 case IEEE80211_STA_RX_BW_20: 1905 default: 1906 break; 1907 } 1908} 1909 1910static void 1911mt7915_mcu_sta_bfee_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, 1912 struct mt7915_phy *phy) 1913{ 1914 struct sta_rec_bfee *bfee; 1915 struct tlv *tlv; 1916 int tx_ant = hweight8(phy->chainmask) - 1; 1917 u8 nr = 0; 1918 1919 tlv = mt7915_mcu_add_tlv(skb, STA_REC_BFEE, sizeof(*bfee)); 1920 bfee = (struct sta_rec_bfee *)tlv; 1921 1922 if (sta->he_cap.has_he) { 1923 struct ieee80211_he_cap_elem *pe = &sta->he_cap.he_cap_elem; 1924 1925 nr = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, 1926 pe->phy_cap_info[5]); 1927 } else if (sta->vht_cap.vht_supported) { 1928 struct ieee80211_sta_vht_cap *pc = &sta->vht_cap; 1929 1930 nr = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, 1931 pc->cap); 1932 } 1933 1934 /* reply with identity matrix to avoid 2x2 BF negative gain */ 1935 if (nr == 1 && tx_ant == 2) 1936 bfee->fb_identity_matrix = true; 1937} 1938 1939static u8 1940mt7915_mcu_sta_txbf_type(struct mt7915_phy *phy, struct ieee80211_vif *vif, 1941 struct ieee80211_sta *sta) 1942{ 1943 u8 type = 0; 1944 1945 if (vif->type != NL80211_IFTYPE_STATION && 1946 vif->type != NL80211_IFTYPE_AP) 1947 return 0; 1948 1949 if (sta->he_cap.has_he) { 1950 struct ieee80211_he_cap_elem *pe; 1951 const struct ieee80211_he_cap_elem *ve; 1952 const struct ieee80211_sta_he_cap *vc; 1953 1954 pe = &sta->he_cap.he_cap_elem; 1955 vc = mt7915_get_he_phy_cap(phy, vif); 1956 ve = &vc->he_cap_elem; 1957 1958 if ((HE_PHY(CAP3_SU_BEAMFORMER, pe->phy_cap_info[3]) || 1959 HE_PHY(CAP4_MU_BEAMFORMER, pe->phy_cap_info[4])) && 1960 HE_PHY(CAP4_SU_BEAMFORMEE, ve->phy_cap_info[4])) 1961 type |= MT_STA_BFEE; 1962 1963 if ((HE_PHY(CAP3_SU_BEAMFORMER, ve->phy_cap_info[3]) || 1964 HE_PHY(CAP4_MU_BEAMFORMER, ve->phy_cap_info[4])) && 1965 HE_PHY(CAP4_SU_BEAMFORMEE, pe->phy_cap_info[4])) 1966 type |= MT_STA_BFER; 1967 } else if (sta->vht_cap.vht_supported) { 1968 struct ieee80211_sta_vht_cap *pc; 1969 struct ieee80211_sta_vht_cap *vc; 1970 u32 cr, ce; 1971 1972 pc = &sta->vht_cap; 1973 vc = &phy->mt76->sband_5g.sband.vht_cap; 1974 cr = IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE | 1975 IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE; 1976 ce = IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE | 1977 IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE; 1978 1979 if ((pc->cap & cr) && (vc->cap & ce)) 1980 type |= MT_STA_BFEE; 1981 1982 if ((vc->cap & cr) && (pc->cap & ce)) 1983 type |= MT_STA_BFER; 1984 } else if (sta->ht_cap.ht_supported) { 1985 /* TODO: iBF */ 1986 } 1987 1988 return type; 1989} 1990 1991static int 1992mt7915_mcu_add_txbf(struct mt7915_dev *dev, struct ieee80211_vif *vif, 1993 struct ieee80211_sta *sta, bool enable) 1994{ 1995 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 1996 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 1997 struct mt7915_phy *phy; 1998 struct sk_buff *skb; 1999 int r, len; 2000 u8 type; 2001 2002 phy = mvif->band_idx ? mt7915_ext_phy(dev) : &dev->phy; 2003 2004 type = mt7915_mcu_sta_txbf_type(phy, vif, sta); 2005 2006 /* must keep each tag independent */ 2007 2008 /* starec bf */ 2009 if (type & MT_STA_BFER) { 2010 len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_bf); 2011 2012 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 2013 if (IS_ERR(skb)) 2014 return PTR_ERR(skb); 2015 2016 mt7915_mcu_sta_bfer_tlv(skb, sta, vif, phy, enable); 2017 2018 r = __mt76_mcu_skb_send_msg(&dev->mt76, skb, 2019 MCU_EXT_CMD_STA_REC_UPDATE, true); 2020 if (r) 2021 return r; 2022 } 2023 2024 /* starec bfee */ 2025 if (type & MT_STA_BFEE) { 2026 len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_bfee); 2027 2028 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 2029 if (IS_ERR(skb)) 2030 return PTR_ERR(skb); 2031 2032 mt7915_mcu_sta_bfee_tlv(skb, sta, phy); 2033 2034 r = __mt76_mcu_skb_send_msg(&dev->mt76, skb, 2035 MCU_EXT_CMD_STA_REC_UPDATE, true); 2036 if (r) 2037 return r; 2038 } 2039 2040 return 0; 2041} 2042 2043static void 2044mt7915_mcu_sta_rate_ctrl_tlv(struct sk_buff *skb, struct mt7915_dev *dev, 2045 struct ieee80211_vif *vif, 2046 struct ieee80211_sta *sta) 2047{ 2048 struct cfg80211_chan_def *chandef = &dev->mphy.chandef; 2049 struct sta_rec_ra *ra; 2050 struct tlv *tlv; 2051 enum nl80211_band band = chandef->chan->band; 2052 u32 supp_rate = sta->supp_rates[band]; 2053 int n_rates = hweight32(supp_rate); 2054 u32 cap = sta->wme ? STA_CAP_WMM : 0; 2055 u8 i, nss = sta->rx_nss, mcs = 0; 2056 2057 tlv = mt7915_mcu_add_tlv(skb, STA_REC_RA, sizeof(*ra)); 2058 2059 ra = (struct sta_rec_ra *)tlv; 2060 ra->valid = true; 2061 ra->auto_rate = true; 2062 ra->phy_mode = mt7915_get_phy_mode(dev, vif, band, sta); 2063 ra->channel = chandef->chan->hw_value; 2064 ra->bw = sta->bandwidth; 2065 ra->rate_len = n_rates; 2066 ra->phy.bw = sta->bandwidth; 2067 2068 if (n_rates) { 2069 if (band == NL80211_BAND_2GHZ) { 2070 ra->supp_mode = MODE_CCK; 2071 ra->supp_cck_rate = supp_rate & GENMASK(3, 0); 2072 ra->phy.type = MT_PHY_TYPE_CCK; 2073 2074 if (n_rates > 4) { 2075 ra->supp_mode |= MODE_OFDM; 2076 ra->supp_ofdm_rate = supp_rate >> 4; 2077 ra->phy.type = MT_PHY_TYPE_OFDM; 2078 } 2079 } else { 2080 ra->supp_mode = MODE_OFDM; 2081 ra->supp_ofdm_rate = supp_rate; 2082 ra->phy.type = MT_PHY_TYPE_OFDM; 2083 } 2084 } 2085 2086 if (sta->ht_cap.ht_supported) { 2087 for (i = 0; i < nss; i++) 2088 ra->ht_mcs[i] = sta->ht_cap.mcs.rx_mask[i]; 2089 2090 ra->supp_ht_mcs = *(__le32 *)ra->ht_mcs; 2091 ra->supp_mode |= MODE_HT; 2092 mcs = hweight32(le32_to_cpu(ra->supp_ht_mcs)) - 1; 2093 ra->af = sta->ht_cap.ampdu_factor; 2094 ra->ht_gf = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_GRN_FLD); 2095 2096 cap |= STA_CAP_HT; 2097 if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20) 2098 cap |= STA_CAP_SGI_20; 2099 if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40) 2100 cap |= STA_CAP_SGI_40; 2101 if (sta->ht_cap.cap & IEEE80211_HT_CAP_TX_STBC) 2102 cap |= STA_CAP_TX_STBC; 2103 if (sta->ht_cap.cap & IEEE80211_HT_CAP_RX_STBC) 2104 cap |= STA_CAP_RX_STBC; 2105 if (sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING) 2106 cap |= STA_CAP_LDPC; 2107 } 2108 2109 if (sta->vht_cap.vht_supported) { 2110 u16 mcs_map = le16_to_cpu(sta->vht_cap.vht_mcs.rx_mcs_map); 2111 u16 vht_mcs; 2112 u8 af, mcs_prev; 2113 2114 af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK, 2115 sta->vht_cap.cap); 2116 ra->af = max_t(u8, ra->af, af); 2117 2118 cap |= STA_CAP_VHT; 2119 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80) 2120 cap |= STA_CAP_VHT_SGI_80; 2121 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160) 2122 cap |= STA_CAP_VHT_SGI_160; 2123 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_TXSTBC) 2124 cap |= STA_CAP_VHT_TX_STBC; 2125 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_RXSTBC_1) 2126 cap |= STA_CAP_VHT_RX_STBC; 2127 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC) 2128 cap |= STA_CAP_VHT_LDPC; 2129 2130 ra->supp_mode |= MODE_VHT; 2131 for (mcs = 0, i = 0; i < nss; i++, mcs_map >>= 2) { 2132 switch (mcs_map & 0x3) { 2133 case IEEE80211_VHT_MCS_SUPPORT_0_9: 2134 vht_mcs = GENMASK(9, 0); 2135 break; 2136 case IEEE80211_VHT_MCS_SUPPORT_0_8: 2137 vht_mcs = GENMASK(8, 0); 2138 break; 2139 case IEEE80211_VHT_MCS_SUPPORT_0_7: 2140 vht_mcs = GENMASK(7, 0); 2141 break; 2142 default: 2143 vht_mcs = 0; 2144 } 2145 2146 ra->supp_vht_mcs[i] = cpu_to_le16(vht_mcs); 2147 2148 mcs_prev = hweight16(vht_mcs) - 1; 2149 if (mcs_prev > mcs) 2150 mcs = mcs_prev; 2151 2152 /* only support 2ss on 160MHz */ 2153 if (i > 1 && (ra->bw == CMD_CBW_160MHZ || 2154 ra->bw == CMD_CBW_8080MHZ)) 2155 break; 2156 } 2157 } 2158 2159 if (sta->he_cap.has_he) { 2160 ra->supp_mode |= MODE_HE; 2161 cap |= STA_CAP_HE; 2162 } 2163 2164 ra->sta_status = cpu_to_le32(cap); 2165 2166 switch (BIT(fls(ra->supp_mode) - 1)) { 2167 case MODE_VHT: 2168 ra->phy.type = MT_PHY_TYPE_VHT; 2169 ra->phy.mcs = mcs; 2170 ra->phy.nss = nss; 2171 ra->phy.stbc = !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_TXSTBC); 2172 ra->phy.ldpc = !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC); 2173 ra->phy.sgi = 2174 !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80); 2175 break; 2176 case MODE_HT: 2177 ra->phy.type = MT_PHY_TYPE_HT; 2178 ra->phy.mcs = mcs; 2179 ra->phy.ldpc = sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING; 2180 ra->phy.stbc = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_TX_STBC); 2181 ra->phy.sgi = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20); 2182 break; 2183 default: 2184 break; 2185 } 2186} 2187 2188int mt7915_mcu_add_rate_ctrl(struct mt7915_dev *dev, struct ieee80211_vif *vif, 2189 struct ieee80211_sta *sta) 2190{ 2191 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2192 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 2193 struct sk_buff *skb; 2194 int len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_ra); 2195 2196 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 2197 if (IS_ERR(skb)) 2198 return PTR_ERR(skb); 2199 2200 mt7915_mcu_sta_rate_ctrl_tlv(skb, dev, vif, sta); 2201 2202 return __mt76_mcu_skb_send_msg(&dev->mt76, skb, 2203 MCU_EXT_CMD_STA_REC_UPDATE, true); 2204} 2205 2206static int 2207mt7915_mcu_add_group(struct mt7915_dev *dev, struct ieee80211_vif *vif, 2208 struct ieee80211_sta *sta) 2209{ 2210#define MT_STA_BSS_GROUP 1 2211 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2212 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 2213 struct { 2214 __le32 action; 2215 u8 wlan_idx_lo; 2216 u8 status; 2217 u8 wlan_idx_hi; 2218 u8 rsv0[5]; 2219 __le32 val; 2220 u8 rsv1[8]; 2221 } __packed req = { 2222 .action = cpu_to_le32(MT_STA_BSS_GROUP), 2223 .wlan_idx_lo = to_wcid_lo(msta->wcid.idx), 2224 .wlan_idx_hi = to_wcid_hi(msta->wcid.idx), 2225 .val = cpu_to_le32(mvif->idx), 2226 }; 2227 2228 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_DRR_CTRL, 2229 &req, sizeof(req), true); 2230} 2231 2232int mt7915_mcu_add_sta_adv(struct mt7915_dev *dev, struct ieee80211_vif *vif, 2233 struct ieee80211_sta *sta, bool enable) 2234{ 2235 int ret; 2236 2237 if (!sta) 2238 return 0; 2239 2240 /* must keep the order */ 2241 ret = mt7915_mcu_add_group(dev, vif, sta); 2242 if (ret) 2243 return ret; 2244 2245 ret = mt7915_mcu_add_txbf(dev, vif, sta, enable); 2246 if (ret) 2247 return ret; 2248 2249 ret = mt7915_mcu_add_mu(dev, vif, sta); 2250 if (ret) 2251 return ret; 2252 2253 if (enable) 2254 return mt7915_mcu_add_rate_ctrl(dev, vif, sta); 2255 2256 return 0; 2257} 2258 2259int mt7915_mcu_add_sta(struct mt7915_dev *dev, struct ieee80211_vif *vif, 2260 struct ieee80211_sta *sta, bool enable) 2261{ 2262 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2263 struct wtbl_req_hdr *wtbl_hdr; 2264 struct mt7915_sta *msta; 2265 struct tlv *sta_wtbl; 2266 struct sk_buff *skb; 2267 2268 msta = sta ? (struct mt7915_sta *)sta->drv_priv : &mvif->sta; 2269 2270 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, 2271 MT7915_STA_UPDATE_MAX_SIZE); 2272 if (IS_ERR(skb)) 2273 return PTR_ERR(skb); 2274 2275 mt7915_mcu_sta_basic_tlv(skb, vif, sta, enable); 2276 if (enable && sta) 2277 mt7915_mcu_sta_tlv(dev, skb, sta, vif); 2278 2279 sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv)); 2280 2281 wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_RESET_AND_SET, 2282 sta_wtbl, &skb); 2283 if (enable) { 2284 mt7915_mcu_wtbl_generic_tlv(skb, vif, sta, sta_wtbl, wtbl_hdr); 2285 if (sta) 2286 mt7915_mcu_wtbl_ht_tlv(skb, sta, sta_wtbl, wtbl_hdr); 2287 } 2288 2289 return __mt76_mcu_skb_send_msg(&dev->mt76, skb, 2290 MCU_EXT_CMD_STA_REC_UPDATE, true); 2291} 2292 2293int mt7915_mcu_set_fixed_rate(struct mt7915_dev *dev, 2294 struct ieee80211_sta *sta, u32 rate) 2295{ 2296 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 2297 struct mt7915_vif *mvif = msta->vif; 2298 struct sta_rec_ra_fixed *ra; 2299 struct sk_buff *skb; 2300 struct tlv *tlv; 2301 int len = sizeof(struct sta_req_hdr) + sizeof(*ra); 2302 2303 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 2304 if (IS_ERR(skb)) 2305 return PTR_ERR(skb); 2306 2307 tlv = mt7915_mcu_add_tlv(skb, STA_REC_RA_UPDATE, sizeof(*ra)); 2308 ra = (struct sta_rec_ra_fixed *)tlv; 2309 2310 if (!rate) { 2311 ra->field = cpu_to_le32(RATE_PARAM_AUTO); 2312 goto out; 2313 } else { 2314 ra->field = cpu_to_le32(RATE_PARAM_FIXED); 2315 } 2316 2317 ra->phy.type = FIELD_GET(RATE_CFG_PHY_TYPE, rate); 2318 ra->phy.bw = FIELD_GET(RATE_CFG_BW, rate); 2319 ra->phy.nss = FIELD_GET(RATE_CFG_NSS, rate); 2320 ra->phy.mcs = FIELD_GET(RATE_CFG_MCS, rate); 2321 ra->phy.stbc = FIELD_GET(RATE_CFG_STBC, rate); 2322 2323 if (ra->phy.bw) 2324 ra->phy.ldpc = 7; 2325 else 2326 ra->phy.ldpc = FIELD_GET(RATE_CFG_LDPC, rate) * 7; 2327 2328 /* HT/VHT - SGI: 1, LGI: 0; HE - SGI: 0, MGI: 1, LGI: 2 */ 2329 if (ra->phy.type > MT_PHY_TYPE_VHT) 2330 ra->phy.sgi = ra->phy.mcs * 85; 2331 else 2332 ra->phy.sgi = ra->phy.mcs * 15; 2333 2334out: 2335 return __mt76_mcu_skb_send_msg(&dev->mt76, skb, 2336 MCU_EXT_CMD_STA_REC_UPDATE, true); 2337} 2338 2339int mt7915_mcu_add_dev_info(struct mt7915_dev *dev, 2340 struct ieee80211_vif *vif, bool enable) 2341{ 2342 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2343 struct { 2344 struct req_hdr { 2345 u8 omac_idx; 2346 u8 dbdc_idx; 2347 __le16 tlv_num; 2348 u8 is_tlv_append; 2349 u8 rsv[3]; 2350 } __packed hdr; 2351 struct req_tlv { 2352 __le16 tag; 2353 __le16 len; 2354 u8 active; 2355 u8 dbdc_idx; 2356 u8 omac_addr[ETH_ALEN]; 2357 } __packed tlv; 2358 } data = { 2359 .hdr = { 2360 .omac_idx = mvif->omac_idx, 2361 .dbdc_idx = mvif->band_idx, 2362 .tlv_num = cpu_to_le16(1), 2363 .is_tlv_append = 1, 2364 }, 2365 .tlv = { 2366 .tag = cpu_to_le16(DEV_INFO_ACTIVE), 2367 .len = cpu_to_le16(sizeof(struct req_tlv)), 2368 .active = enable, 2369 .dbdc_idx = mvif->band_idx, 2370 }, 2371 }; 2372 2373 memcpy(data.tlv.omac_addr, vif->addr, ETH_ALEN); 2374 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_DEV_INFO_UPDATE, 2375 &data, sizeof(data), true); 2376} 2377 2378static void 2379mt7915_mcu_beacon_csa(struct sk_buff *rskb, struct sk_buff *skb, 2380 struct bss_info_bcn *bcn, 2381 struct ieee80211_mutable_offsets *offs) 2382{ 2383 if (offs->cntdwn_counter_offs[0]) { 2384 struct tlv *tlv; 2385 struct bss_info_bcn_csa *csa; 2386 2387 tlv = mt7915_mcu_add_nested_subtlv(rskb, BSS_INFO_BCN_CSA, 2388 sizeof(*csa), &bcn->sub_ntlv, 2389 &bcn->len); 2390 csa = (struct bss_info_bcn_csa *)tlv; 2391 csa->cnt = skb->data[offs->cntdwn_counter_offs[0]]; 2392 } 2393} 2394 2395static void 2396mt7915_mcu_beacon_cont(struct mt7915_dev *dev, struct sk_buff *rskb, 2397 struct sk_buff *skb, struct bss_info_bcn *bcn, 2398 struct ieee80211_mutable_offsets *offs) 2399{ 2400 struct mt76_wcid *wcid = &dev->mt76.global_wcid; 2401 struct bss_info_bcn_cont *cont; 2402 struct tlv *tlv; 2403 u8 *buf; 2404 int len = sizeof(*cont) + MT_TXD_SIZE + skb->len; 2405 2406 tlv = mt7915_mcu_add_nested_subtlv(rskb, BSS_INFO_BCN_CONTENT, 2407 len, &bcn->sub_ntlv, &bcn->len); 2408 2409 cont = (struct bss_info_bcn_cont *)tlv; 2410 cont->pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len); 2411 cont->tim_ofs = cpu_to_le16(offs->tim_offset); 2412 2413 if (offs->cntdwn_counter_offs[0]) 2414 cont->csa_ofs = cpu_to_le16(offs->cntdwn_counter_offs[0] - 4); 2415 2416 buf = (u8 *)tlv + sizeof(*cont); 2417 mt7915_mac_write_txwi(dev, (__le32 *)buf, skb, wcid, NULL, 2418 true); 2419 memcpy(buf + MT_TXD_SIZE, skb->data, skb->len); 2420} 2421 2422int mt7915_mcu_add_beacon(struct ieee80211_hw *hw, 2423 struct ieee80211_vif *vif, int en) 2424{ 2425#define MAX_BEACON_SIZE 512 2426 struct mt7915_dev *dev = mt7915_hw_dev(hw); 2427 struct mt7915_phy *phy = mt7915_hw_phy(hw); 2428 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2429 struct ieee80211_mutable_offsets offs; 2430 struct ieee80211_tx_info *info; 2431 struct sk_buff *skb, *rskb; 2432 struct tlv *tlv; 2433 struct bss_info_bcn *bcn; 2434 int len = MT7915_BEACON_UPDATE_SIZE + MAX_BEACON_SIZE; 2435 2436 skb = ieee80211_beacon_get_template(hw, vif, &offs); 2437 if (!skb) 2438 return -EINVAL; 2439 2440 if (skb->len > MAX_BEACON_SIZE - MT_TXD_SIZE) { 2441 dev_err(dev->mt76.dev, "Bcn size limit exceed\n"); 2442 dev_kfree_skb(skb); 2443 return -EINVAL; 2444 } 2445 2446 rskb = mt7915_mcu_alloc_sta_req(dev, mvif, NULL, len); 2447 if (IS_ERR(rskb)) { 2448 dev_kfree_skb(skb); 2449 return PTR_ERR(rskb); 2450 } 2451 2452 tlv = mt7915_mcu_add_tlv(rskb, BSS_INFO_OFFLOAD, sizeof(*bcn)); 2453 bcn = (struct bss_info_bcn *)tlv; 2454 bcn->enable = en; 2455 2456 if (mvif->band_idx) { 2457 info = IEEE80211_SKB_CB(skb); 2458 info->hw_queue |= MT_TX_HW_QUEUE_EXT_PHY; 2459 } 2460 2461 /* TODO: subtag - bss color count & 11v MBSSID */ 2462 mt7915_mcu_beacon_csa(rskb, skb, bcn, &offs); 2463 mt7915_mcu_beacon_cont(dev, rskb, skb, bcn, &offs); 2464 dev_kfree_skb(skb); 2465 2466 return __mt76_mcu_skb_send_msg(&phy->dev->mt76, rskb, 2467 MCU_EXT_CMD_BSS_INFO_UPDATE, true); 2468} 2469 2470static int mt7915_mcu_send_firmware(struct mt7915_dev *dev, const void *data, 2471 int len) 2472{ 2473 int ret = 0, cur_len; 2474 2475 while (len > 0) { 2476 cur_len = min_t(int, 4096 - sizeof(struct mt7915_mcu_txd), 2477 len); 2478 2479 ret = __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_FW_SCATTER, 2480 data, cur_len, false); 2481 if (ret) 2482 break; 2483 2484 data += cur_len; 2485 len -= cur_len; 2486 mt76_queue_tx_cleanup(dev, MT_TXQ_FWDL, false); 2487 } 2488 2489 return ret; 2490} 2491 2492static int mt7915_mcu_start_firmware(struct mt7915_dev *dev, u32 addr, 2493 u32 option) 2494{ 2495 struct { 2496 __le32 option; 2497 __le32 addr; 2498 } req = { 2499 .option = cpu_to_le32(option), 2500 .addr = cpu_to_le32(addr), 2501 }; 2502 2503 return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_FW_START_REQ, 2504 &req, sizeof(req), true); 2505} 2506 2507static int mt7915_mcu_restart(struct mt76_dev *dev) 2508{ 2509 struct { 2510 u8 power_mode; 2511 u8 rsv[3]; 2512 } req = { 2513 .power_mode = 1, 2514 }; 2515 2516 return __mt76_mcu_send_msg(dev, -MCU_CMD_NIC_POWER_CTRL, &req, 2517 sizeof(req), false); 2518} 2519 2520static int mt7915_mcu_patch_sem_ctrl(struct mt7915_dev *dev, bool get) 2521{ 2522 struct { 2523 __le32 op; 2524 } req = { 2525 .op = cpu_to_le32(get ? PATCH_SEM_GET : PATCH_SEM_RELEASE), 2526 }; 2527 2528 return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_PATCH_SEM_CONTROL, 2529 &req, sizeof(req), true); 2530} 2531 2532static int mt7915_mcu_start_patch(struct mt7915_dev *dev) 2533{ 2534 struct { 2535 u8 check_crc; 2536 u8 reserved[3]; 2537 } req = { 2538 .check_crc = 0, 2539 }; 2540 2541 return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_PATCH_FINISH_REQ, 2542 &req, sizeof(req), true); 2543} 2544 2545static int mt7915_driver_own(struct mt7915_dev *dev) 2546{ 2547 u32 reg = mt7915_reg_map_l1(dev, MT_TOP_LPCR_HOST_BAND0); 2548 2549 mt76_wr(dev, reg, MT_TOP_LPCR_HOST_DRV_OWN); 2550 if (!mt76_poll_msec(dev, reg, MT_TOP_LPCR_HOST_FW_OWN, 2551 0, 500)) { 2552 dev_err(dev->mt76.dev, "Timeout for driver own\n"); 2553 return -EIO; 2554 } 2555 2556 return 0; 2557} 2558 2559static int mt7915_mcu_init_download(struct mt7915_dev *dev, u32 addr, 2560 u32 len, u32 mode) 2561{ 2562 struct { 2563 __le32 addr; 2564 __le32 len; 2565 __le32 mode; 2566 } req = { 2567 .addr = cpu_to_le32(addr), 2568 .len = cpu_to_le32(len), 2569 .mode = cpu_to_le32(mode), 2570 }; 2571 int attr; 2572 2573 if (req.addr == cpu_to_le32(MCU_PATCH_ADDRESS)) 2574 attr = -MCU_CMD_PATCH_START_REQ; 2575 else 2576 attr = -MCU_CMD_TARGET_ADDRESS_LEN_REQ; 2577 2578 return __mt76_mcu_send_msg(&dev->mt76, attr, &req, sizeof(req), true); 2579} 2580 2581static int mt7915_load_patch(struct mt7915_dev *dev) 2582{ 2583 const struct mt7915_patch_hdr *hdr; 2584 const struct firmware *fw = NULL; 2585 int i, ret, sem; 2586 2587 sem = mt7915_mcu_patch_sem_ctrl(dev, 1); 2588 switch (sem) { 2589 case PATCH_IS_DL: 2590 return 0; 2591 case PATCH_NOT_DL_SEM_SUCCESS: 2592 break; 2593 default: 2594 dev_err(dev->mt76.dev, "Failed to get patch semaphore\n"); 2595 return -EAGAIN; 2596 } 2597 2598 ret = request_firmware(&fw, MT7915_ROM_PATCH, dev->mt76.dev); 2599 if (ret) 2600 goto out; 2601 2602 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 2603 dev_err(dev->mt76.dev, "Invalid firmware\n"); 2604 ret = -EINVAL; 2605 goto out; 2606 } 2607 2608 hdr = (const struct mt7915_patch_hdr *)(fw->data); 2609 2610 dev_info(dev->mt76.dev, "HW/SW Version: 0x%x, Build Time: %.16s\n", 2611 be32_to_cpu(hdr->hw_sw_ver), hdr->build_date); 2612 2613 for (i = 0; i < be32_to_cpu(hdr->desc.n_region); i++) { 2614 struct mt7915_patch_sec *sec; 2615 const u8 *dl; 2616 u32 len, addr; 2617 2618 sec = (struct mt7915_patch_sec *)(fw->data + sizeof(*hdr) + 2619 i * sizeof(*sec)); 2620 if ((be32_to_cpu(sec->type) & PATCH_SEC_TYPE_MASK) != 2621 PATCH_SEC_TYPE_INFO) { 2622 ret = -EINVAL; 2623 goto out; 2624 } 2625 2626 addr = be32_to_cpu(sec->info.addr); 2627 len = be32_to_cpu(sec->info.len); 2628 dl = fw->data + be32_to_cpu(sec->offs); 2629 2630 ret = mt7915_mcu_init_download(dev, addr, len, 2631 DL_MODE_NEED_RSP); 2632 if (ret) { 2633 dev_err(dev->mt76.dev, "Download request failed\n"); 2634 goto out; 2635 } 2636 2637 ret = mt7915_mcu_send_firmware(dev, dl, len); 2638 if (ret) { 2639 dev_err(dev->mt76.dev, "Failed to send patch\n"); 2640 goto out; 2641 } 2642 } 2643 2644 ret = mt7915_mcu_start_patch(dev); 2645 if (ret) 2646 dev_err(dev->mt76.dev, "Failed to start patch\n"); 2647 2648out: 2649 sem = mt7915_mcu_patch_sem_ctrl(dev, 0); 2650 switch (sem) { 2651 case PATCH_REL_SEM_SUCCESS: 2652 break; 2653 default: 2654 ret = -EAGAIN; 2655 dev_err(dev->mt76.dev, "Failed to release patch semaphore\n"); 2656 break; 2657 } 2658 release_firmware(fw); 2659 2660 return ret; 2661} 2662 2663static u32 mt7915_mcu_gen_dl_mode(u8 feature_set, bool is_wa) 2664{ 2665 u32 ret = 0; 2666 2667 ret |= (feature_set & FW_FEATURE_SET_ENCRYPT) ? 2668 (DL_MODE_ENCRYPT | DL_MODE_RESET_SEC_IV) : 0; 2669 ret |= FIELD_PREP(DL_MODE_KEY_IDX, 2670 FIELD_GET(FW_FEATURE_SET_KEY_IDX, feature_set)); 2671 ret |= DL_MODE_NEED_RSP; 2672 ret |= is_wa ? DL_MODE_WORKING_PDA_CR4 : 0; 2673 2674 return ret; 2675} 2676 2677static int 2678mt7915_mcu_send_ram_firmware(struct mt7915_dev *dev, 2679 const struct mt7915_fw_trailer *hdr, 2680 const u8 *data, bool is_wa) 2681{ 2682 int i, offset = 0; 2683 u32 override = 0, option = 0; 2684 2685 for (i = 0; i < hdr->n_region; i++) { 2686 const struct mt7915_fw_region *region; 2687 int err; 2688 u32 len, addr, mode; 2689 2690 region = (const struct mt7915_fw_region *)((const u8 *)hdr - 2691 (hdr->n_region - i) * sizeof(*region)); 2692 mode = mt7915_mcu_gen_dl_mode(region->feature_set, is_wa); 2693 len = le32_to_cpu(region->len); 2694 addr = le32_to_cpu(region->addr); 2695 2696 if (region->feature_set & FW_FEATURE_OVERRIDE_ADDR) 2697 override = addr; 2698 2699 err = mt7915_mcu_init_download(dev, addr, len, mode); 2700 if (err) { 2701 dev_err(dev->mt76.dev, "Download request failed\n"); 2702 return err; 2703 } 2704 2705 err = mt7915_mcu_send_firmware(dev, data + offset, len); 2706 if (err) { 2707 dev_err(dev->mt76.dev, "Failed to send firmware.\n"); 2708 return err; 2709 } 2710 2711 offset += len; 2712 } 2713 2714 if (override) 2715 option |= FW_START_OVERRIDE; 2716 2717 if (is_wa) 2718 option |= FW_START_WORKING_PDA_CR4; 2719 2720 return mt7915_mcu_start_firmware(dev, override, option); 2721} 2722 2723static int mt7915_load_ram(struct mt7915_dev *dev) 2724{ 2725 const struct mt7915_fw_trailer *hdr; 2726 const struct firmware *fw; 2727 int ret; 2728 2729 ret = request_firmware(&fw, MT7915_FIRMWARE_WM, dev->mt76.dev); 2730 if (ret) 2731 return ret; 2732 2733 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 2734 dev_err(dev->mt76.dev, "Invalid firmware\n"); 2735 ret = -EINVAL; 2736 goto out; 2737 } 2738 2739 hdr = (const struct mt7915_fw_trailer *)(fw->data + fw->size - 2740 sizeof(*hdr)); 2741 2742 dev_info(dev->mt76.dev, "WM Firmware Version: %.10s, Build Time: %.15s\n", 2743 hdr->fw_ver, hdr->build_date); 2744 2745 ret = mt7915_mcu_send_ram_firmware(dev, hdr, fw->data, false); 2746 if (ret) { 2747 dev_err(dev->mt76.dev, "Failed to start WM firmware\n"); 2748 goto out; 2749 } 2750 2751 release_firmware(fw); 2752 2753 ret = request_firmware(&fw, MT7915_FIRMWARE_WA, dev->mt76.dev); 2754 if (ret) 2755 return ret; 2756 2757 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 2758 dev_err(dev->mt76.dev, "Invalid firmware\n"); 2759 ret = -EINVAL; 2760 goto out; 2761 } 2762 2763 hdr = (const struct mt7915_fw_trailer *)(fw->data + fw->size - 2764 sizeof(*hdr)); 2765 2766 dev_info(dev->mt76.dev, "WA Firmware Version: %.10s, Build Time: %.15s\n", 2767 hdr->fw_ver, hdr->build_date); 2768 2769 ret = mt7915_mcu_send_ram_firmware(dev, hdr, fw->data, true); 2770 if (ret) { 2771 dev_err(dev->mt76.dev, "Failed to start WA firmware\n"); 2772 goto out; 2773 } 2774 2775 snprintf(dev->mt76.hw->wiphy->fw_version, 2776 sizeof(dev->mt76.hw->wiphy->fw_version), 2777 "%.10s-%.15s", hdr->fw_ver, hdr->build_date); 2778 2779out: 2780 release_firmware(fw); 2781 2782 return ret; 2783} 2784 2785static int mt7915_load_firmware(struct mt7915_dev *dev) 2786{ 2787 int ret; 2788 u32 val, reg = mt7915_reg_map_l1(dev, MT_TOP_MISC); 2789 2790 val = FIELD_PREP(MT_TOP_MISC_FW_STATE, FW_STATE_FW_DOWNLOAD); 2791 2792 if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, val, 1000)) { 2793 /* restart firmware once */ 2794 __mt76_mcu_restart(&dev->mt76); 2795 if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, 2796 val, 1000)) { 2797 dev_err(dev->mt76.dev, 2798 "Firmware is not ready for download\n"); 2799 return -EIO; 2800 } 2801 } 2802 2803 ret = mt7915_load_patch(dev); 2804 if (ret) 2805 return ret; 2806 2807 ret = mt7915_load_ram(dev); 2808 if (ret) 2809 return ret; 2810 2811 if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, 2812 FIELD_PREP(MT_TOP_MISC_FW_STATE, 2813 FW_STATE_WACPU_RDY), 1000)) { 2814 dev_err(dev->mt76.dev, "Timeout for initializing firmware\n"); 2815 return -EIO; 2816 } 2817 2818 mt76_queue_tx_cleanup(dev, MT_TXQ_FWDL, false); 2819 2820 dev_dbg(dev->mt76.dev, "Firmware init done\n"); 2821 2822 return 0; 2823} 2824 2825int mt7915_mcu_fw_log_2_host(struct mt7915_dev *dev, u8 ctrl) 2826{ 2827 struct { 2828 u8 ctrl_val; 2829 u8 pad[3]; 2830 } data = { 2831 .ctrl_val = ctrl 2832 }; 2833 2834 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_FW_LOG_2_HOST, 2835 &data, sizeof(data), true); 2836} 2837 2838int mt7915_mcu_fw_dbg_ctrl(struct mt7915_dev *dev, u32 module, u8 level) 2839{ 2840 struct { 2841 u8 ver; 2842 u8 pad; 2843 __le16 len; 2844 u8 level; 2845 u8 rsv[3]; 2846 __le32 module_idx; 2847 } data = { 2848 .module_idx = cpu_to_le32(module), 2849 .level = level, 2850 }; 2851 2852 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_FW_DBG_CTRL, 2853 &data, sizeof(data), false); 2854} 2855 2856int mt7915_mcu_init(struct mt7915_dev *dev) 2857{ 2858 static const struct mt76_mcu_ops mt7915_mcu_ops = { 2859 .headroom = sizeof(struct mt7915_mcu_txd), 2860 .mcu_skb_send_msg = mt7915_mcu_send_message, 2861 .mcu_send_msg = mt7915_mcu_msg_send, 2862 .mcu_restart = mt7915_mcu_restart, 2863 }; 2864 int ret; 2865 2866 dev->mt76.mcu_ops = &mt7915_mcu_ops, 2867 2868 ret = mt7915_driver_own(dev); 2869 if (ret) 2870 return ret; 2871 2872 ret = mt7915_load_firmware(dev); 2873 if (ret) 2874 return ret; 2875 2876 set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); 2877 mt7915_mcu_fw_log_2_host(dev, 0); 2878 2879 return 0; 2880} 2881 2882void mt7915_mcu_exit(struct mt7915_dev *dev) 2883{ 2884 u32 reg = mt7915_reg_map_l1(dev, MT_TOP_MISC); 2885 2886 __mt76_mcu_restart(&dev->mt76); 2887 if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, 2888 FIELD_PREP(MT_TOP_MISC_FW_STATE, 2889 FW_STATE_FW_DOWNLOAD), 1000)) { 2890 dev_err(dev->mt76.dev, "Failed to exit mcu\n"); 2891 return; 2892 } 2893 2894 reg = mt7915_reg_map_l1(dev, MT_TOP_LPCR_HOST_BAND0); 2895 mt76_wr(dev, reg, MT_TOP_LPCR_HOST_FW_OWN); 2896 skb_queue_purge(&dev->mt76.mcu.res_q); 2897} 2898 2899int mt7915_mcu_set_mac(struct mt7915_dev *dev, int band, 2900 bool enable, bool hdr_trans) 2901{ 2902 struct { 2903 u8 operation; 2904 u8 enable; 2905 u8 check_bssid; 2906 u8 insert_vlan; 2907 u8 remove_vlan; 2908 u8 tid; 2909 u8 mode; 2910 u8 rsv; 2911 } __packed req_trans = { 2912 .enable = hdr_trans, 2913 }; 2914 struct { 2915 u8 enable; 2916 u8 band; 2917 u8 rsv[2]; 2918 } __packed req_mac = { 2919 .enable = enable, 2920 .band = band, 2921 }; 2922 int ret; 2923 2924 ret = __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_RX_HDR_TRANS, 2925 &req_trans, sizeof(req_trans), false); 2926 if (ret) 2927 return ret; 2928 2929 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_MAC_INIT_CTRL, 2930 &req_mac, sizeof(req_mac), true); 2931} 2932 2933int mt7915_mcu_set_scs(struct mt7915_dev *dev, u8 band, bool enable) 2934{ 2935 struct { 2936 __le32 cmd; 2937 u8 band; 2938 u8 enable; 2939 } __packed req = { 2940 .cmd = cpu_to_le32(SCS_ENABLE), 2941 .band = band, 2942 .enable = enable + 1, 2943 }; 2944 2945 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SCS_CTRL, &req, 2946 sizeof(req), false); 2947} 2948 2949int mt7915_mcu_set_rts_thresh(struct mt7915_phy *phy, u32 val) 2950{ 2951 struct mt7915_dev *dev = phy->dev; 2952 struct { 2953 u8 prot_idx; 2954 u8 band; 2955 u8 rsv[2]; 2956 __le32 len_thresh; 2957 __le32 pkt_thresh; 2958 } __packed req = { 2959 .prot_idx = 1, 2960 .band = phy != &dev->phy, 2961 .len_thresh = cpu_to_le32(val), 2962 .pkt_thresh = cpu_to_le32(0x2), 2963 }; 2964 2965 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_PROTECT_CTRL, 2966 &req, sizeof(req), true); 2967} 2968 2969int mt7915_mcu_set_tx(struct mt7915_dev *dev, struct ieee80211_vif *vif) 2970{ 2971#define WMM_AIFS_SET BIT(0) 2972#define WMM_CW_MIN_SET BIT(1) 2973#define WMM_CW_MAX_SET BIT(2) 2974#define WMM_TXOP_SET BIT(3) 2975#define WMM_PARAM_SET GENMASK(3, 0) 2976#define TX_CMD_MODE 1 2977 struct edca { 2978 u8 queue; 2979 u8 set; 2980 u8 aifs; 2981 u8 cw_min; 2982 __le16 cw_max; 2983 __le16 txop; 2984 }; 2985 struct mt7915_mcu_tx { 2986 u8 total; 2987 u8 action; 2988 u8 valid; 2989 u8 mode; 2990 2991 struct edca edca[IEEE80211_NUM_ACS]; 2992 } __packed req = { 2993 .valid = true, 2994 .mode = TX_CMD_MODE, 2995 .total = IEEE80211_NUM_ACS, 2996 }; 2997 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2998 int ac; 2999 3000 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { 3001 struct ieee80211_tx_queue_params *q = &mvif->queue_params[ac]; 3002 struct edca *e = &req.edca[ac]; 3003 3004 e->set = WMM_PARAM_SET; 3005 e->queue = ac + mvif->wmm_idx * MT7915_MAX_WMM_SETS; 3006 e->aifs = q->aifs; 3007 e->txop = cpu_to_le16(q->txop); 3008 3009 if (q->cw_min) 3010 e->cw_min = fls(q->cw_min); 3011 else 3012 e->cw_min = 5; 3013 3014 if (q->cw_max) 3015 e->cw_max = cpu_to_le16(fls(q->cw_max)); 3016 else 3017 e->cw_max = cpu_to_le16(10); 3018 } 3019 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EDCA_UPDATE, 3020 &req, sizeof(req), true); 3021} 3022 3023int mt7915_mcu_set_pm(struct mt7915_dev *dev, int band, int enter) 3024{ 3025#define ENTER_PM_STATE 1 3026#define EXIT_PM_STATE 2 3027 struct { 3028 u8 pm_number; 3029 u8 pm_state; 3030 u8 bssid[ETH_ALEN]; 3031 u8 dtim_period; 3032 u8 wlan_idx_lo; 3033 __le16 bcn_interval; 3034 __le32 aid; 3035 __le32 rx_filter; 3036 u8 band_idx; 3037 u8 wlan_idx_hi; 3038 u8 rsv[2]; 3039 __le32 feature; 3040 u8 omac_idx; 3041 u8 wmm_idx; 3042 u8 bcn_loss_cnt; 3043 u8 bcn_sp_duration; 3044 } __packed req = { 3045 .pm_number = 5, 3046 .pm_state = (enter) ? ENTER_PM_STATE : EXIT_PM_STATE, 3047 .band_idx = band, 3048 }; 3049 3050 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_PM_STATE_CTRL, 3051 &req, sizeof(req), true); 3052} 3053 3054int mt7915_mcu_rdd_cmd(struct mt7915_dev *dev, 3055 enum mt7915_rdd_cmd cmd, u8 index, 3056 u8 rx_sel, u8 val) 3057{ 3058 struct { 3059 u8 ctrl; 3060 u8 rdd_idx; 3061 u8 rdd_rx_sel; 3062 u8 val; 3063 u8 rsv[4]; 3064 } __packed req = { 3065 .ctrl = cmd, 3066 .rdd_idx = index, 3067 .rdd_rx_sel = rx_sel, 3068 .val = val, 3069 }; 3070 3071 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_CTRL, 3072 &req, sizeof(req), true); 3073} 3074 3075int mt7915_mcu_set_fcc5_lpn(struct mt7915_dev *dev, int val) 3076{ 3077 struct { 3078 __le32 tag; 3079 __le16 min_lpn; 3080 u8 rsv[2]; 3081 } __packed req = { 3082 .tag = cpu_to_le32(0x1), 3083 .min_lpn = cpu_to_le16(val), 3084 }; 3085 3086 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH, 3087 &req, sizeof(req), true); 3088} 3089 3090int mt7915_mcu_set_pulse_th(struct mt7915_dev *dev, 3091 const struct mt7915_dfs_pulse *pulse) 3092{ 3093 struct { 3094 __le32 tag; 3095 3096 __le32 max_width; /* us */ 3097 __le32 max_pwr; /* dbm */ 3098 __le32 min_pwr; /* dbm */ 3099 __le32 min_stgr_pri; /* us */ 3100 __le32 max_stgr_pri; /* us */ 3101 __le32 min_cr_pri; /* us */ 3102 __le32 max_cr_pri; /* us */ 3103 } __packed req = { 3104 .tag = cpu_to_le32(0x3), 3105 3106#define __req_field(field) .field = cpu_to_le32(pulse->field) 3107 __req_field(max_width), 3108 __req_field(max_pwr), 3109 __req_field(min_pwr), 3110 __req_field(min_stgr_pri), 3111 __req_field(max_stgr_pri), 3112 __req_field(min_cr_pri), 3113 __req_field(max_cr_pri), 3114#undef __req_field 3115 }; 3116 3117 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH, 3118 &req, sizeof(req), true); 3119} 3120 3121int mt7915_mcu_set_radar_th(struct mt7915_dev *dev, int index, 3122 const struct mt7915_dfs_pattern *pattern) 3123{ 3124 struct { 3125 __le32 tag; 3126 __le16 radar_type; 3127 3128 u8 enb; 3129 u8 stgr; 3130 u8 min_crpn; 3131 u8 max_crpn; 3132 u8 min_crpr; 3133 u8 min_pw; 3134 u32 min_pri; 3135 u32 max_pri; 3136 u8 max_pw; 3137 u8 min_crbn; 3138 u8 max_crbn; 3139 u8 min_stgpn; 3140 u8 max_stgpn; 3141 u8 min_stgpr; 3142 u8 rsv[2]; 3143 u32 min_stgpr_diff; 3144 } __packed req = { 3145 .tag = cpu_to_le32(0x2), 3146 .radar_type = cpu_to_le16(index), 3147 3148#define __req_field_u8(field) .field = pattern->field 3149#define __req_field_u32(field) .field = cpu_to_le32(pattern->field) 3150 __req_field_u8(enb), 3151 __req_field_u8(stgr), 3152 __req_field_u8(min_crpn), 3153 __req_field_u8(max_crpn), 3154 __req_field_u8(min_crpr), 3155 __req_field_u8(min_pw), 3156 __req_field_u32(min_pri), 3157 __req_field_u32(max_pri), 3158 __req_field_u8(max_pw), 3159 __req_field_u8(min_crbn), 3160 __req_field_u8(max_crbn), 3161 __req_field_u8(min_stgpn), 3162 __req_field_u8(max_stgpn), 3163 __req_field_u8(min_stgpr), 3164 __req_field_u32(min_stgpr_diff), 3165#undef __req_field_u8 3166#undef __req_field_u32 3167 }; 3168 3169 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH, 3170 &req, sizeof(req), true); 3171} 3172 3173int mt7915_mcu_set_chan_info(struct mt7915_phy *phy, int cmd) 3174{ 3175 struct mt7915_dev *dev = phy->dev; 3176 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 3177 int freq1 = chandef->center_freq1; 3178 struct { 3179 u8 control_ch; 3180 u8 center_ch; 3181 u8 bw; 3182 u8 tx_streams_num; 3183 u8 rx_streams; /* mask or num */ 3184 u8 switch_reason; 3185 u8 band_idx; 3186 u8 center_ch2; /* for 80+80 only */ 3187 __le16 cac_case; 3188 u8 channel_band; 3189 u8 rsv0; 3190 __le32 outband_freq; 3191 u8 txpower_drop; 3192 u8 ap_bw; 3193 u8 ap_center_ch; 3194 u8 rsv1[57]; 3195 } __packed req = { 3196 .control_ch = chandef->chan->hw_value, 3197 .center_ch = ieee80211_frequency_to_channel(freq1), 3198 .bw = mt7915_mcu_chan_bw(chandef), 3199 .tx_streams_num = hweight8(phy->mt76->antenna_mask), 3200 .rx_streams = phy->chainmask, 3201 .band_idx = phy != &dev->phy, 3202 .channel_band = chandef->chan->band, 3203 }; 3204 3205 if (dev->mt76.hw->conf.flags & IEEE80211_CONF_OFFCHANNEL) 3206 req.switch_reason = CH_SWITCH_SCAN_BYPASS_DPD; 3207 else if ((chandef->chan->flags & IEEE80211_CHAN_RADAR) && 3208 chandef->chan->dfs_state != NL80211_DFS_AVAILABLE) 3209 req.switch_reason = CH_SWITCH_DFS; 3210 else 3211 req.switch_reason = CH_SWITCH_NORMAL; 3212 3213 if (cmd == MCU_EXT_CMD_CHANNEL_SWITCH) 3214 req.rx_streams = hweight8(req.rx_streams); 3215 3216 if (chandef->width == NL80211_CHAN_WIDTH_80P80) { 3217 int freq2 = chandef->center_freq2; 3218 3219 req.center_ch2 = ieee80211_frequency_to_channel(freq2); 3220 } 3221 3222 return __mt76_mcu_send_msg(&dev->mt76, cmd, &req, sizeof(req), true); 3223} 3224 3225int mt7915_mcu_set_eeprom(struct mt7915_dev *dev) 3226{ 3227 struct req_hdr { 3228 u8 buffer_mode; 3229 u8 format; 3230 __le16 len; 3231 } __packed req = { 3232 .buffer_mode = EE_MODE_EFUSE, 3233 .format = EE_FORMAT_WHOLE, 3234 }; 3235 3236 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EFUSE_BUFFER_MODE, 3237 &req, sizeof(req), true); 3238} 3239 3240int mt7915_mcu_get_eeprom(struct mt7915_dev *dev, u32 offset) 3241{ 3242 struct mt7915_mcu_eeprom_info req = { 3243 .addr = cpu_to_le32(round_down(offset, 16)), 3244 }; 3245 3246 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EFUSE_ACCESS, &req, 3247 sizeof(req), true); 3248} 3249 3250int mt7915_mcu_get_temperature(struct mt7915_dev *dev, int index) 3251{ 3252 struct { 3253 u8 ctrl_id; 3254 u8 action; 3255 u8 band; 3256 u8 rsv[5]; 3257 } req = { 3258 .ctrl_id = THERMAL_SENSOR_TEMP_QUERY, 3259 .action = index, 3260 }; 3261 3262 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_THERMAL_CTRL, &req, 3263 sizeof(req), true); 3264} 3265 3266int mt7915_mcu_get_rate_info(struct mt7915_dev *dev, u32 cmd, u16 wlan_idx) 3267{ 3268 struct { 3269 __le32 cmd; 3270 __le16 wlan_idx; 3271 __le16 ru_idx; 3272 __le16 direction; 3273 __le16 dump_group; 3274 } req = { 3275 .cmd = cpu_to_le32(cmd), 3276 .wlan_idx = cpu_to_le16(wlan_idx), 3277 .dump_group = cpu_to_le16(1), 3278 }; 3279 3280 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_RATE_CTRL, &req, 3281 sizeof(req), false); 3282} 3283 3284int mt7915_mcu_set_sku(struct mt7915_phy *phy) 3285{ 3286 struct mt7915_dev *dev = phy->dev; 3287 struct mt76_phy *mphy = phy->mt76; 3288 struct ieee80211_hw *hw = mphy->hw; 3289 struct mt7915_sku_val { 3290 u8 format_id; 3291 u8 limit_type; 3292 u8 dbdc_idx; 3293 s8 val[MT7915_SKU_RATE_NUM]; 3294 } __packed req = { 3295 .format_id = 4, 3296 .dbdc_idx = phy != &dev->phy, 3297 }; 3298 int i; 3299 s8 *delta; 3300 3301 delta = dev->rate_power[mphy->chandef.chan->band]; 3302 mphy->txpower_cur = hw->conf.power_level * 2 + 3303 delta[MT7915_SKU_MAX_DELTA_IDX]; 3304 3305 for (i = 0; i < MT7915_SKU_RATE_NUM; i++) 3306 req.val[i] = hw->conf.power_level * 2 + delta[i]; 3307 3308 return __mt76_mcu_send_msg(&dev->mt76, 3309 MCU_EXT_CMD_TX_POWER_FEATURE_CTRL, 3310 &req, sizeof(req), true); 3311} 3312 3313int mt7915_mcu_set_sku_en(struct mt7915_phy *phy, bool enable) 3314{ 3315 struct mt7915_dev *dev = phy->dev; 3316 struct mt7915_sku { 3317 u8 format_id; 3318 u8 sku_enable; 3319 u8 dbdc_idx; 3320 u8 rsv; 3321 } __packed req = { 3322 .format_id = 0, 3323 .dbdc_idx = phy != &dev->phy, 3324 .sku_enable = enable, 3325 }; 3326 3327 return __mt76_mcu_send_msg(&dev->mt76, 3328 MCU_EXT_CMD_TX_POWER_FEATURE_CTRL, 3329 &req, sizeof(req), true); 3330} 3331 3332int mt7915_mcu_set_ser(struct mt7915_dev *dev, u8 action, u8 set, u8 band) 3333{ 3334 struct { 3335 u8 action; 3336 u8 set; 3337 u8 band; 3338 u8 rsv; 3339 } req = { 3340 .action = action, 3341 .set = set, 3342 .band = band, 3343 }; 3344 3345 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_SER_TRIGGER, 3346 &req, sizeof(req), false); 3347} 3348 3349int mt7915_mcu_set_txbf_type(struct mt7915_dev *dev) 3350{ 3351#define MT_BF_TYPE_UPDATE 20 3352 struct { 3353 u8 action; 3354 bool ebf; 3355 bool ibf; 3356 u8 rsv; 3357 } __packed req = { 3358 .action = MT_BF_TYPE_UPDATE, 3359 .ebf = true, 3360 .ibf = false, 3361 }; 3362 3363 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_TXBF_ACTION, 3364 &req, sizeof(req), true); 3365} 3366 3367int mt7915_mcu_set_txbf_sounding(struct mt7915_dev *dev) 3368{ 3369#define MT_BF_PROCESSING 4 3370 struct { 3371 u8 action; 3372 u8 snd_mode; 3373 u8 sta_num; 3374 u8 rsv; 3375 u8 wlan_idx[4]; 3376 __le32 snd_period; /* ms */ 3377 } __packed req = { 3378 .action = true, 3379 .snd_mode = MT_BF_PROCESSING, 3380 }; 3381 3382 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_TXBF_ACTION, 3383 &req, sizeof(req), true); 3384} 3385 3386int mt7915_mcu_add_obss_spr(struct mt7915_dev *dev, struct ieee80211_vif *vif, 3387 bool enable) 3388{ 3389#define MT_SPR_ENABLE 1 3390 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 3391 struct { 3392 u8 action; 3393 u8 arg_num; 3394 u8 band_idx; 3395 u8 status; 3396 u8 drop_tx_idx; 3397 u8 sta_idx; /* 256 sta */ 3398 u8 rsv[2]; 3399 __le32 val; 3400 } __packed req = { 3401 .action = MT_SPR_ENABLE, 3402 .arg_num = 1, 3403 .band_idx = mvif->band_idx, 3404 .val = cpu_to_le32(enable), 3405 }; 3406 3407 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_SPR, 3408 &req, sizeof(req), true); 3409} 3410