1 // SPDX-License-Identifier: ISC 2 /* Copyright (C) 2020 MediaTek Inc. */ 3 4 #include <linux/firmware.h> 5 #include <linux/fs.h> 6 #include "mt7915.h" 7 #include "mcu.h" 8 #include "mac.h" 9 #include "eeprom.h" 10 11 struct mt7915_patch_hdr { 12 char build_date[16]; 13 char platform[4]; 14 __be32 hw_sw_ver; 15 __be32 patch_ver; 16 __be16 checksum; 17 u16 reserved; 18 struct { 19 __be32 patch_ver; 20 __be32 subsys; 21 __be32 feature; 22 __be32 n_region; 23 __be32 crc; 24 u32 reserved[11]; 25 } desc; 26 } __packed; 27 28 struct mt7915_patch_sec { 29 __be32 type; 30 __be32 offs; 31 __be32 size; 32 union { 33 __be32 spec[13]; 34 struct { 35 __be32 addr; 36 __be32 len; 37 __be32 sec_key_idx; 38 __be32 align_len; 39 u32 reserved[9]; 40 } info; 41 }; 42 } __packed; 43 44 struct mt7915_fw_trailer { 45 u8 chip_id; 46 u8 eco_code; 47 u8 n_region; 48 u8 format_ver; 49 u8 format_flag; 50 u8 reserved[2]; 51 char fw_ver[10]; 52 char build_date[15]; 53 u32 crc; 54 } __packed; 55 56 struct mt7915_fw_region { 57 __le32 decomp_crc; 58 __le32 decomp_len; 59 __le32 decomp_blk_sz; 60 u8 reserved[4]; 61 __le32 addr; 62 __le32 len; 63 u8 feature_set; 64 u8 reserved1[15]; 65 } __packed; 66 67 #define MCU_PATCH_ADDRESS 0x200000 68 69 #define MT_STA_BFER BIT(0) 70 #define MT_STA_BFEE BIT(1) 71 72 #define FW_FEATURE_SET_ENCRYPT BIT(0) 73 #define FW_FEATURE_SET_KEY_IDX GENMASK(2, 1) 74 #define FW_FEATURE_OVERRIDE_ADDR BIT(5) 75 76 #define DL_MODE_ENCRYPT BIT(0) 77 #define DL_MODE_KEY_IDX GENMASK(2, 1) 78 #define DL_MODE_RESET_SEC_IV BIT(3) 79 #define DL_MODE_WORKING_PDA_CR4 BIT(4) 80 #define DL_MODE_NEED_RSP BIT(31) 81 82 #define FW_START_OVERRIDE BIT(0) 83 #define FW_START_WORKING_PDA_CR4 BIT(2) 84 85 #define PATCH_SEC_TYPE_MASK GENMASK(15, 0) 86 #define PATCH_SEC_TYPE_INFO 0x2 87 88 #define to_wcid_lo(id) FIELD_GET(GENMASK(7, 0), (u16)id) 89 #define to_wcid_hi(id) FIELD_GET(GENMASK(9, 8), (u16)id) 90 91 #define HE_PHY(p, c) u8_get_bits(c, IEEE80211_HE_PHY_##p) 92 #define HE_MAC(m, c) u8_get_bits(c, IEEE80211_HE_MAC_##m) 93 94 static enum mt7915_cipher_type 95 mt7915_mcu_get_cipher(int cipher) 96 { 97 switch (cipher) { 98 case WLAN_CIPHER_SUITE_WEP40: 99 return MT_CIPHER_WEP40; 100 case WLAN_CIPHER_SUITE_WEP104: 101 return MT_CIPHER_WEP104; 102 case WLAN_CIPHER_SUITE_TKIP: 103 return MT_CIPHER_TKIP; 104 case WLAN_CIPHER_SUITE_AES_CMAC: 105 return MT_CIPHER_BIP_CMAC_128; 106 case WLAN_CIPHER_SUITE_CCMP: 107 return MT_CIPHER_AES_CCMP; 108 case WLAN_CIPHER_SUITE_CCMP_256: 109 return MT_CIPHER_CCMP_256; 110 case WLAN_CIPHER_SUITE_GCMP: 111 return MT_CIPHER_GCMP; 112 case WLAN_CIPHER_SUITE_GCMP_256: 113 return MT_CIPHER_GCMP_256; 114 case WLAN_CIPHER_SUITE_SMS4: 115 return MT_CIPHER_WAPI; 116 default: 117 return MT_CIPHER_NONE; 118 } 119 } 120 121 static u8 mt7915_mcu_chan_bw(struct cfg80211_chan_def *chandef) 122 { 123 static const u8 width_to_bw[] = { 124 [NL80211_CHAN_WIDTH_40] = CMD_CBW_40MHZ, 125 [NL80211_CHAN_WIDTH_80] = CMD_CBW_80MHZ, 126 [NL80211_CHAN_WIDTH_80P80] = CMD_CBW_8080MHZ, 127 [NL80211_CHAN_WIDTH_160] = CMD_CBW_160MHZ, 128 [NL80211_CHAN_WIDTH_5] = CMD_CBW_5MHZ, 129 [NL80211_CHAN_WIDTH_10] = CMD_CBW_10MHZ, 130 [NL80211_CHAN_WIDTH_20] = CMD_CBW_20MHZ, 131 [NL80211_CHAN_WIDTH_20_NOHT] = CMD_CBW_20MHZ, 132 }; 133 134 if (chandef->width >= ARRAY_SIZE(width_to_bw)) 135 return 0; 136 137 return width_to_bw[chandef->width]; 138 } 139 140 static const struct ieee80211_sta_he_cap * 141 mt7915_get_he_phy_cap(struct mt7915_phy *phy, struct ieee80211_vif *vif) 142 { 143 struct ieee80211_supported_band *sband; 144 enum nl80211_band band; 145 146 band = phy->mt76->chandef.chan->band; 147 sband = phy->mt76->hw->wiphy->bands[band]; 148 149 return ieee80211_get_he_iftype_cap(sband, vif->type); 150 } 151 152 static u8 153 mt7915_get_phy_mode(struct mt7915_dev *dev, struct ieee80211_vif *vif, 154 enum nl80211_band band, struct ieee80211_sta *sta) 155 { 156 struct ieee80211_sta_ht_cap *ht_cap; 157 struct ieee80211_sta_vht_cap *vht_cap; 158 const struct ieee80211_sta_he_cap *he_cap; 159 u8 mode = 0; 160 161 if (sta) { 162 ht_cap = &sta->ht_cap; 163 vht_cap = &sta->vht_cap; 164 he_cap = &sta->he_cap; 165 } else { 166 struct ieee80211_supported_band *sband; 167 struct mt7915_phy *phy; 168 struct mt7915_vif *mvif; 169 170 mvif = (struct mt7915_vif *)vif->drv_priv; 171 phy = mvif->band_idx ? mt7915_ext_phy(dev) : &dev->phy; 172 sband = phy->mt76->hw->wiphy->bands[band]; 173 174 ht_cap = &sband->ht_cap; 175 vht_cap = &sband->vht_cap; 176 he_cap = ieee80211_get_he_iftype_cap(sband, vif->type); 177 } 178 179 if (band == NL80211_BAND_2GHZ) { 180 mode |= PHY_MODE_B | PHY_MODE_G; 181 182 if (ht_cap->ht_supported) 183 mode |= PHY_MODE_GN; 184 185 if (he_cap->has_he) 186 mode |= PHY_MODE_AX_24G; 187 } else if (band == NL80211_BAND_5GHZ) { 188 mode |= PHY_MODE_A; 189 190 if (ht_cap->ht_supported) 191 mode |= PHY_MODE_AN; 192 193 if (vht_cap->vht_supported) 194 mode |= PHY_MODE_AC; 195 196 if (he_cap->has_he) 197 mode |= PHY_MODE_AX_5G; 198 } 199 200 return mode; 201 } 202 203 static u8 204 mt7915_mcu_get_sta_nss(u16 mcs_map) 205 { 206 u8 nss; 207 208 for (nss = 8; nss > 0; nss--) { 209 u8 nss_mcs = (mcs_map >> (2 * (nss - 1))) & 3; 210 211 if (nss_mcs != IEEE80211_VHT_MCS_NOT_SUPPORTED) 212 break; 213 } 214 215 return nss - 1; 216 } 217 218 static int __mt7915_mcu_msg_send(struct mt7915_dev *dev, struct sk_buff *skb, 219 int cmd, int *wait_seq) 220 { 221 struct mt7915_mcu_txd *mcu_txd; 222 u8 seq, pkt_fmt, qidx; 223 enum mt76_txq_id txq; 224 __le32 *txd; 225 u32 val; 226 227 seq = ++dev->mt76.mcu.msg_seq & 0xf; 228 if (!seq) 229 seq = ++dev->mt76.mcu.msg_seq & 0xf; 230 231 if (cmd == -MCU_CMD_FW_SCATTER) { 232 txq = MT_TXQ_FWDL; 233 goto exit; 234 } 235 236 mcu_txd = (struct mt7915_mcu_txd *)skb_push(skb, sizeof(*mcu_txd)); 237 238 if (test_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state)) { 239 txq = MT_TXQ_MCU_WA; 240 qidx = MT_TX_MCU_PORT_RX_Q0; 241 pkt_fmt = MT_TX_TYPE_CMD; 242 } else { 243 txq = MT_TXQ_MCU; 244 qidx = MT_TX_MCU_PORT_RX_Q0; 245 pkt_fmt = MT_TX_TYPE_CMD; 246 } 247 248 txd = mcu_txd->txd; 249 250 val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len) | 251 FIELD_PREP(MT_TXD0_PKT_FMT, pkt_fmt) | 252 FIELD_PREP(MT_TXD0_Q_IDX, qidx); 253 txd[0] = cpu_to_le32(val); 254 255 val = MT_TXD1_LONG_FORMAT | 256 FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_CMD); 257 txd[1] = cpu_to_le32(val); 258 259 mcu_txd->len = cpu_to_le16(skb->len - sizeof(mcu_txd->txd)); 260 mcu_txd->pq_id = cpu_to_le16(MCU_PQ_ID(MT_TX_PORT_IDX_MCU, qidx)); 261 mcu_txd->pkt_type = MCU_PKT_ID; 262 mcu_txd->seq = seq; 263 264 if (cmd < 0) { 265 mcu_txd->set_query = MCU_Q_NA; 266 mcu_txd->cid = -cmd; 267 } else { 268 mcu_txd->cid = MCU_CMD_EXT_CID; 269 mcu_txd->ext_cid = cmd; 270 mcu_txd->ext_cid_ack = 1; 271 272 /* do not use Q_SET for efuse */ 273 if (cmd == MCU_EXT_CMD_EFUSE_ACCESS) 274 mcu_txd->set_query = MCU_Q_QUERY; 275 else 276 mcu_txd->set_query = MCU_Q_SET; 277 } 278 279 mcu_txd->s2d_index = MCU_S2D_H2N; 280 WARN_ON(cmd == MCU_EXT_CMD_EFUSE_ACCESS && 281 mcu_txd->set_query != MCU_Q_QUERY); 282 283 exit: 284 if (wait_seq) 285 *wait_seq = seq; 286 287 return mt76_tx_queue_skb_raw(dev, txq, skb, 0); 288 } 289 290 static int 291 mt7915_mcu_parse_eeprom(struct mt7915_dev *dev, struct sk_buff *skb) 292 { 293 struct mt7915_mcu_eeprom_info *res; 294 u8 *buf; 295 296 if (!skb) 297 return -EINVAL; 298 299 skb_pull(skb, sizeof(struct mt7915_mcu_rxd)); 300 301 res = (struct mt7915_mcu_eeprom_info *)skb->data; 302 buf = dev->mt76.eeprom.data + le32_to_cpu(res->addr); 303 memcpy(buf, res->data, 16); 304 305 return 0; 306 } 307 308 static int 309 mt7915_mcu_parse_response(struct mt7915_dev *dev, int cmd, 310 struct sk_buff *skb, int seq) 311 { 312 struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data; 313 int ret = 0; 314 315 if (seq != rxd->seq) 316 return -EAGAIN; 317 318 switch (cmd) { 319 case -MCU_CMD_PATCH_SEM_CONTROL: 320 skb_pull(skb, sizeof(*rxd) - 4); 321 ret = *skb->data; 322 break; 323 case MCU_EXT_CMD_THERMAL_CTRL: 324 skb_pull(skb, sizeof(*rxd) + 4); 325 ret = le32_to_cpu(*(__le32 *)skb->data); 326 break; 327 case MCU_EXT_CMD_EFUSE_ACCESS: 328 ret = mt7915_mcu_parse_eeprom(dev, skb); 329 break; 330 default: 331 break; 332 } 333 dev_kfree_skb(skb); 334 335 return ret; 336 } 337 338 static int 339 mt7915_mcu_wait_response(struct mt7915_dev *dev, int cmd, int seq) 340 { 341 unsigned long expires = jiffies + 20 * HZ; 342 struct sk_buff *skb; 343 int ret = 0; 344 345 while (true) { 346 skb = mt76_mcu_get_response(&dev->mt76, expires); 347 if (!skb) { 348 dev_err(dev->mt76.dev, "Message %d (seq %d) timeout\n", 349 cmd, seq); 350 return -ETIMEDOUT; 351 } 352 353 ret = mt7915_mcu_parse_response(dev, cmd, skb, seq); 354 if (ret != -EAGAIN) 355 break; 356 } 357 358 return ret; 359 } 360 361 static int 362 mt7915_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb, 363 int cmd, bool wait_resp) 364 { 365 struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76); 366 int ret, seq; 367 368 mutex_lock(&mdev->mcu.mutex); 369 370 ret = __mt7915_mcu_msg_send(dev, skb, cmd, &seq); 371 if (ret) 372 goto out; 373 374 if (wait_resp) 375 ret = mt7915_mcu_wait_response(dev, cmd, seq); 376 377 out: 378 mutex_unlock(&mdev->mcu.mutex); 379 380 return ret; 381 } 382 383 static int 384 mt7915_mcu_msg_send(struct mt76_dev *mdev, int cmd, const void *data, 385 int len, bool wait_resp) 386 { 387 struct sk_buff *skb; 388 389 skb = mt76_mcu_msg_alloc(mdev, data, len); 390 if (!skb) 391 return -ENOMEM; 392 393 return __mt76_mcu_skb_send_msg(mdev, skb, cmd, wait_resp); 394 } 395 396 static void 397 mt7915_mcu_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) 398 { 399 if (vif->csa_active) 400 ieee80211_csa_finish(vif); 401 } 402 403 static void 404 mt7915_mcu_rx_radar_detected(struct mt7915_dev *dev, struct sk_buff *skb) 405 { 406 struct mt76_phy *mphy = &dev->mt76.phy; 407 struct mt7915_mcu_rdd_report *r; 408 409 r = (struct mt7915_mcu_rdd_report *)skb->data; 410 411 if (r->idx && dev->mt76.phy2) 412 mphy = dev->mt76.phy2; 413 414 ieee80211_radar_detected(mphy->hw); 415 dev->hw_pattern++; 416 } 417 418 static void 419 mt7915_mcu_tx_rate_cal(struct mt76_phy *mphy, struct mt7915_mcu_ra_info *ra, 420 struct rate_info *rate, u16 r) 421 { 422 struct ieee80211_supported_band *sband; 423 u16 ru_idx = le16_to_cpu(ra->ru_idx); 424 u16 flags = 0; 425 426 rate->mcs = FIELD_GET(MT_RA_RATE_MCS, r); 427 rate->nss = FIELD_GET(MT_RA_RATE_NSS, r) + 1; 428 429 switch (FIELD_GET(MT_RA_RATE_TX_MODE, r)) { 430 case MT_PHY_TYPE_CCK: 431 case MT_PHY_TYPE_OFDM: 432 if (mphy->chandef.chan->band == NL80211_BAND_5GHZ) 433 sband = &mphy->sband_5g.sband; 434 else 435 sband = &mphy->sband_2g.sband; 436 437 rate->legacy = sband->bitrates[rate->mcs].bitrate; 438 break; 439 case MT_PHY_TYPE_HT: 440 case MT_PHY_TYPE_HT_GF: 441 rate->mcs += (rate->nss - 1) * 8; 442 flags |= RATE_INFO_FLAGS_MCS; 443 444 if (ra->gi) 445 flags |= RATE_INFO_FLAGS_SHORT_GI; 446 break; 447 case MT_PHY_TYPE_VHT: 448 flags |= RATE_INFO_FLAGS_VHT_MCS; 449 450 if (ra->gi) 451 flags |= RATE_INFO_FLAGS_SHORT_GI; 452 break; 453 case MT_PHY_TYPE_HE_SU: 454 case MT_PHY_TYPE_HE_EXT_SU: 455 case MT_PHY_TYPE_HE_TB: 456 case MT_PHY_TYPE_HE_MU: 457 rate->he_gi = ra->gi; 458 rate->he_dcm = FIELD_GET(MT_RA_RATE_DCM_EN, r); 459 460 flags |= RATE_INFO_FLAGS_HE_MCS; 461 break; 462 default: 463 break; 464 } 465 rate->flags = flags; 466 467 if (ru_idx) { 468 switch (ru_idx) { 469 case 1 ... 2: 470 rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_996; 471 break; 472 case 3 ... 6: 473 rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_484; 474 break; 475 case 7 ... 14: 476 rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_242; 477 break; 478 default: 479 rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_106; 480 break; 481 } 482 rate->bw = RATE_INFO_BW_HE_RU; 483 } else { 484 u8 bw = mt7915_mcu_chan_bw(&mphy->chandef) - 485 FIELD_GET(MT_RA_RATE_BW, r); 486 487 switch (bw) { 488 case IEEE80211_STA_RX_BW_160: 489 rate->bw = RATE_INFO_BW_160; 490 break; 491 case IEEE80211_STA_RX_BW_80: 492 rate->bw = RATE_INFO_BW_80; 493 break; 494 case IEEE80211_STA_RX_BW_40: 495 rate->bw = RATE_INFO_BW_40; 496 break; 497 default: 498 rate->bw = RATE_INFO_BW_20; 499 break; 500 } 501 } 502 } 503 504 static void 505 mt7915_mcu_tx_rate_report(struct mt7915_dev *dev, struct sk_buff *skb) 506 { 507 struct mt7915_mcu_ra_info *ra = (struct mt7915_mcu_ra_info *)skb->data; 508 u16 wcidx = le16_to_cpu(ra->wlan_idx); 509 struct mt76_wcid *wcid = rcu_dereference(dev->mt76.wcid[wcidx]); 510 struct mt7915_sta *msta = container_of(wcid, struct mt7915_sta, wcid); 511 struct mt7915_sta_stats *stats = &msta->stats; 512 struct mt76_phy *mphy = &dev->mphy; 513 struct rate_info rate = {}, prob_rate = {}; 514 u16 attempts = le16_to_cpu(ra->attempts); 515 u16 curr = le16_to_cpu(ra->curr_rate); 516 u16 probe = le16_to_cpu(ra->prob_up_rate); 517 518 if (msta->wcid.ext_phy && dev->mt76.phy2) 519 mphy = dev->mt76.phy2; 520 521 /* current rate */ 522 mt7915_mcu_tx_rate_cal(mphy, ra, &rate, curr); 523 stats->tx_rate = rate; 524 525 /* probing rate */ 526 mt7915_mcu_tx_rate_cal(mphy, ra, &prob_rate, probe); 527 stats->prob_rate = prob_rate; 528 529 if (attempts) { 530 u16 success = le16_to_cpu(ra->success); 531 532 stats->per = 1000 * (attempts - success) / attempts; 533 } 534 } 535 536 static void 537 mt7915_mcu_rx_log_message(struct mt7915_dev *dev, struct sk_buff *skb) 538 { 539 struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data; 540 const char *data = (char *)&rxd[1]; 541 const char *type; 542 543 switch (rxd->s2d_index) { 544 case 0: 545 type = "WM"; 546 break; 547 case 2: 548 type = "WA"; 549 break; 550 default: 551 type = "unknown"; 552 break; 553 } 554 555 wiphy_info(mt76_hw(dev)->wiphy, "%s: %s", type, data); 556 } 557 558 static void 559 mt7915_mcu_rx_ext_event(struct mt7915_dev *dev, struct sk_buff *skb) 560 { 561 struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data; 562 563 switch (rxd->ext_eid) { 564 case MCU_EXT_EVENT_RDD_REPORT: 565 mt7915_mcu_rx_radar_detected(dev, skb); 566 break; 567 case MCU_EXT_EVENT_CSA_NOTIFY: 568 ieee80211_iterate_active_interfaces_atomic(dev->mt76.hw, 569 IEEE80211_IFACE_ITER_RESUME_ALL, 570 mt7915_mcu_csa_finish, dev); 571 break; 572 case MCU_EXT_EVENT_RATE_REPORT: 573 mt7915_mcu_tx_rate_report(dev, skb); 574 break; 575 case MCU_EXT_EVENT_FW_LOG_2_HOST: 576 mt7915_mcu_rx_log_message(dev, skb); 577 break; 578 default: 579 break; 580 } 581 } 582 583 static void 584 mt7915_mcu_rx_unsolicited_event(struct mt7915_dev *dev, struct sk_buff *skb) 585 { 586 struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data; 587 588 switch (rxd->eid) { 589 case MCU_EVENT_EXT: 590 mt7915_mcu_rx_ext_event(dev, skb); 591 break; 592 default: 593 break; 594 } 595 dev_kfree_skb(skb); 596 } 597 598 void mt7915_mcu_rx_event(struct mt7915_dev *dev, struct sk_buff *skb) 599 { 600 struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data; 601 602 if (rxd->ext_eid == MCU_EXT_EVENT_THERMAL_PROTECT || 603 rxd->ext_eid == MCU_EXT_EVENT_FW_LOG_2_HOST || 604 rxd->ext_eid == MCU_EXT_EVENT_ASSERT_DUMP || 605 rxd->ext_eid == MCU_EXT_EVENT_PS_SYNC || 606 rxd->ext_eid == MCU_EXT_EVENT_RATE_REPORT || 607 !rxd->seq) 608 mt7915_mcu_rx_unsolicited_event(dev, skb); 609 else 610 mt76_mcu_rx_event(&dev->mt76, skb); 611 } 612 613 static struct sk_buff * 614 mt7915_mcu_alloc_sta_req(struct mt7915_dev *dev, struct mt7915_vif *mvif, 615 struct mt7915_sta *msta, int len) 616 { 617 struct sta_req_hdr hdr = { 618 .bss_idx = mvif->idx, 619 .wlan_idx_lo = msta ? to_wcid_lo(msta->wcid.idx) : 0, 620 .wlan_idx_hi = msta ? to_wcid_hi(msta->wcid.idx) : 0, 621 .muar_idx = msta ? mvif->omac_idx : 0, 622 .is_tlv_append = 1, 623 }; 624 struct sk_buff *skb; 625 626 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); 627 if (!skb) 628 return ERR_PTR(-ENOMEM); 629 630 skb_put_data(skb, &hdr, sizeof(hdr)); 631 632 return skb; 633 } 634 635 static struct wtbl_req_hdr * 636 mt7915_mcu_alloc_wtbl_req(struct mt7915_dev *dev, struct mt7915_sta *msta, 637 int cmd, void *sta_wtbl, struct sk_buff **skb) 638 { 639 struct tlv *sta_hdr = sta_wtbl; 640 struct wtbl_req_hdr hdr = { 641 .wlan_idx_lo = to_wcid_lo(msta->wcid.idx), 642 .wlan_idx_hi = to_wcid_hi(msta->wcid.idx), 643 .operation = cmd, 644 }; 645 struct sk_buff *nskb = *skb; 646 647 if (!nskb) { 648 nskb = mt76_mcu_msg_alloc(&dev->mt76, NULL, 649 MT7915_WTBL_UPDATE_BA_SIZE); 650 if (!nskb) 651 return ERR_PTR(-ENOMEM); 652 653 *skb = nskb; 654 } 655 656 if (sta_hdr) 657 sta_hdr->len = cpu_to_le16(sizeof(hdr)); 658 659 return skb_put_data(nskb, &hdr, sizeof(hdr)); 660 } 661 662 static struct tlv * 663 mt7915_mcu_add_nested_tlv(struct sk_buff *skb, int tag, int len, 664 void *sta_ntlv, void *sta_wtbl) 665 { 666 struct sta_ntlv_hdr *ntlv_hdr = sta_ntlv; 667 struct tlv *sta_hdr = sta_wtbl; 668 struct tlv *ptlv, tlv = { 669 .tag = cpu_to_le16(tag), 670 .len = cpu_to_le16(len), 671 }; 672 u16 ntlv; 673 674 ptlv = skb_put(skb, len); 675 memcpy(ptlv, &tlv, sizeof(tlv)); 676 677 ntlv = le16_to_cpu(ntlv_hdr->tlv_num); 678 ntlv_hdr->tlv_num = cpu_to_le16(ntlv + 1); 679 680 if (sta_hdr) { 681 u16 size = le16_to_cpu(sta_hdr->len); 682 683 sta_hdr->len = cpu_to_le16(size + len); 684 } 685 686 return ptlv; 687 } 688 689 static struct tlv * 690 mt7915_mcu_add_tlv(struct sk_buff *skb, int tag, int len) 691 { 692 return mt7915_mcu_add_nested_tlv(skb, tag, len, skb->data, NULL); 693 } 694 695 static struct tlv * 696 mt7915_mcu_add_nested_subtlv(struct sk_buff *skb, int sub_tag, int sub_len, 697 __le16 *sub_ntlv, __le16 *len) 698 { 699 struct tlv *ptlv, tlv = { 700 .tag = cpu_to_le16(sub_tag), 701 .len = cpu_to_le16(sub_len), 702 }; 703 704 ptlv = skb_put(skb, sub_len); 705 memcpy(ptlv, &tlv, sizeof(tlv)); 706 707 *sub_ntlv = cpu_to_le16(le16_to_cpu(*sub_ntlv) + 1); 708 *len = cpu_to_le16(le16_to_cpu(*len) + sub_len); 709 710 return ptlv; 711 } 712 713 /** bss info **/ 714 static int 715 mt7915_mcu_bss_basic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 716 struct mt7915_phy *phy, bool enable) 717 { 718 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 719 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 720 enum nl80211_band band = chandef->chan->band; 721 struct bss_info_basic *bss; 722 u16 wlan_idx = mvif->sta.wcid.idx; 723 u32 type = NETWORK_INFRA; 724 struct tlv *tlv; 725 726 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_BASIC, sizeof(*bss)); 727 728 switch (vif->type) { 729 case NL80211_IFTYPE_MESH_POINT: 730 case NL80211_IFTYPE_AP: 731 break; 732 case NL80211_IFTYPE_STATION: 733 /* TODO: enable BSS_INFO_UAPSD & BSS_INFO_PM */ 734 if (enable) { 735 struct ieee80211_sta *sta; 736 struct mt7915_sta *msta; 737 738 rcu_read_lock(); 739 sta = ieee80211_find_sta(vif, vif->bss_conf.bssid); 740 if (!sta) { 741 rcu_read_unlock(); 742 return -EINVAL; 743 } 744 745 msta = (struct mt7915_sta *)sta->drv_priv; 746 wlan_idx = msta->wcid.idx; 747 rcu_read_unlock(); 748 } 749 break; 750 case NL80211_IFTYPE_ADHOC: 751 type = NETWORK_IBSS; 752 break; 753 default: 754 WARN_ON(1); 755 break; 756 } 757 758 bss = (struct bss_info_basic *)tlv; 759 memcpy(bss->bssid, vif->bss_conf.bssid, ETH_ALEN); 760 bss->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int); 761 bss->network_type = cpu_to_le32(type); 762 bss->dtim_period = vif->bss_conf.dtim_period; 763 bss->bmc_wcid_lo = to_wcid_lo(wlan_idx); 764 bss->bmc_wcid_hi = to_wcid_hi(wlan_idx); 765 bss->phy_mode = mt7915_get_phy_mode(phy->dev, vif, band, NULL); 766 bss->wmm_idx = mvif->wmm_idx; 767 bss->active = enable; 768 769 return 0; 770 } 771 772 static void 773 mt7915_mcu_bss_omac_tlv(struct sk_buff *skb, struct ieee80211_vif *vif) 774 { 775 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 776 struct bss_info_omac *omac; 777 struct tlv *tlv; 778 u32 type = 0; 779 u8 idx; 780 781 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_OMAC, sizeof(*omac)); 782 783 switch (vif->type) { 784 case NL80211_IFTYPE_MESH_POINT: 785 case NL80211_IFTYPE_AP: 786 type = CONNECTION_INFRA_AP; 787 break; 788 case NL80211_IFTYPE_STATION: 789 type = CONNECTION_INFRA_STA; 790 break; 791 case NL80211_IFTYPE_ADHOC: 792 type = CONNECTION_IBSS_ADHOC; 793 break; 794 default: 795 WARN_ON(1); 796 break; 797 } 798 799 omac = (struct bss_info_omac *)tlv; 800 idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx; 801 omac->conn_type = cpu_to_le32(type); 802 omac->omac_idx = mvif->omac_idx; 803 omac->band_idx = mvif->band_idx; 804 omac->hw_bss_idx = idx; 805 } 806 807 struct mt7915_he_obss_narrow_bw_ru_data { 808 bool tolerated; 809 }; 810 811 static void mt7915_check_he_obss_narrow_bw_ru_iter(struct wiphy *wiphy, 812 struct cfg80211_bss *bss, 813 void *_data) 814 { 815 struct mt7915_he_obss_narrow_bw_ru_data *data = _data; 816 const struct element *elem; 817 818 elem = ieee80211_bss_get_elem(bss, WLAN_EID_EXT_CAPABILITY); 819 820 if (!elem || elem->datalen < 10 || 821 !(elem->data[10] & 822 WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT)) 823 data->tolerated = false; 824 } 825 826 static bool mt7915_check_he_obss_narrow_bw_ru(struct ieee80211_hw *hw, 827 struct ieee80211_vif *vif) 828 { 829 struct mt7915_he_obss_narrow_bw_ru_data iter_data = { 830 .tolerated = true, 831 }; 832 833 if (!(vif->bss_conf.chandef.chan->flags & IEEE80211_CHAN_RADAR)) 834 return false; 835 836 cfg80211_bss_iter(hw->wiphy, &vif->bss_conf.chandef, 837 mt7915_check_he_obss_narrow_bw_ru_iter, 838 &iter_data); 839 840 /* 841 * If there is at least one AP on radar channel that cannot 842 * tolerate 26-tone RU UL OFDMA transmissions using HE TB PPDU. 843 */ 844 return !iter_data.tolerated; 845 } 846 847 static void 848 mt7915_mcu_bss_rfch_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 849 struct mt7915_phy *phy) 850 { 851 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 852 struct bss_info_rf_ch *ch; 853 struct tlv *tlv; 854 int freq1 = chandef->center_freq1; 855 856 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_RF_CH, sizeof(*ch)); 857 858 ch = (struct bss_info_rf_ch *)tlv; 859 ch->pri_ch = chandef->chan->hw_value; 860 ch->center_ch0 = ieee80211_frequency_to_channel(freq1); 861 ch->bw = mt7915_mcu_chan_bw(chandef); 862 863 if (chandef->width == NL80211_CHAN_WIDTH_80P80) { 864 int freq2 = chandef->center_freq2; 865 866 ch->center_ch1 = ieee80211_frequency_to_channel(freq2); 867 } 868 869 if (vif->bss_conf.he_support && vif->type == NL80211_IFTYPE_STATION) { 870 struct mt7915_dev *dev = phy->dev; 871 struct mt76_phy *mphy = &dev->mt76.phy; 872 bool ext_phy = phy != &dev->phy; 873 874 if (ext_phy && dev->mt76.phy2) 875 mphy = dev->mt76.phy2; 876 877 ch->he_ru26_block = 878 mt7915_check_he_obss_narrow_bw_ru(mphy->hw, vif); 879 ch->he_all_disable = false; 880 } else { 881 ch->he_all_disable = true; 882 } 883 } 884 885 static void 886 mt7915_mcu_bss_ra_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 887 struct mt7915_phy *phy) 888 { 889 struct bss_info_ra *ra; 890 struct tlv *tlv; 891 int max_nss = hweight8(phy->chainmask); 892 893 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_RA, sizeof(*ra)); 894 895 ra = (struct bss_info_ra *)tlv; 896 ra->op_mode = vif->type == NL80211_IFTYPE_AP; 897 ra->adhoc_en = vif->type == NL80211_IFTYPE_ADHOC; 898 ra->short_preamble = true; 899 ra->tx_streams = max_nss; 900 ra->rx_streams = max_nss; 901 ra->algo = 4; 902 ra->train_up_rule = 2; 903 ra->train_up_high_thres = 110; 904 ra->train_up_rule_rssi = -70; 905 ra->low_traffic_thres = 2; 906 ra->phy_cap = cpu_to_le32(0xfdf); 907 ra->interval = cpu_to_le32(500); 908 ra->fast_interval = cpu_to_le32(100); 909 } 910 911 static void 912 mt7915_mcu_bss_he_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 913 struct mt7915_phy *phy) 914 { 915 #define DEFAULT_HE_PE_DURATION 4 916 #define DEFAULT_HE_DURATION_RTS_THRES 1023 917 const struct ieee80211_sta_he_cap *cap; 918 struct bss_info_he *he; 919 struct tlv *tlv; 920 921 cap = mt7915_get_he_phy_cap(phy, vif); 922 923 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_HE_BASIC, sizeof(*he)); 924 925 he = (struct bss_info_he *)tlv; 926 he->he_pe_duration = vif->bss_conf.htc_trig_based_pkt_ext * 4; 927 if (!he->he_pe_duration) 928 he->he_pe_duration = DEFAULT_HE_PE_DURATION; 929 930 he->he_rts_thres = cpu_to_le16(vif->bss_conf.frame_time_rts_th * 32); 931 if (!he->he_rts_thres) 932 he->he_rts_thres = cpu_to_le16(DEFAULT_HE_DURATION_RTS_THRES); 933 934 he->max_nss_mcs[CMD_HE_MCS_BW80] = cap->he_mcs_nss_supp.tx_mcs_80; 935 he->max_nss_mcs[CMD_HE_MCS_BW160] = cap->he_mcs_nss_supp.tx_mcs_160; 936 he->max_nss_mcs[CMD_HE_MCS_BW8080] = cap->he_mcs_nss_supp.tx_mcs_80p80; 937 } 938 939 static void 940 mt7915_mcu_bss_ext_tlv(struct sk_buff *skb, struct mt7915_vif *mvif) 941 { 942 /* SIFS 20us + 512 byte beacon tranmitted by 1Mbps (3906us) */ 943 #define BCN_TX_ESTIMATE_TIME (4096 + 20) 944 struct bss_info_ext_bss *ext; 945 int ext_bss_idx, tsf_offset; 946 struct tlv *tlv; 947 948 ext_bss_idx = mvif->omac_idx - EXT_BSSID_START; 949 if (ext_bss_idx < 0) 950 return; 951 952 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_EXT_BSS, sizeof(*ext)); 953 954 ext = (struct bss_info_ext_bss *)tlv; 955 tsf_offset = ext_bss_idx * BCN_TX_ESTIMATE_TIME; 956 ext->mbss_tsf_offset = cpu_to_le32(tsf_offset); 957 } 958 959 static void 960 mt7915_mcu_bss_bmc_tlv(struct sk_buff *skb, struct mt7915_phy *phy) 961 { 962 struct bss_info_bmc_rate *bmc; 963 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 964 enum nl80211_band band = chandef->chan->band; 965 struct tlv *tlv; 966 967 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_BMC_RATE, sizeof(*bmc)); 968 969 bmc = (struct bss_info_bmc_rate *)tlv; 970 if (band == NL80211_BAND_2GHZ) { 971 bmc->short_preamble = true; 972 } else { 973 bmc->bc_trans = cpu_to_le16(0x2000); 974 bmc->mc_trans = cpu_to_le16(0x2080); 975 } 976 } 977 978 static void 979 mt7915_mcu_bss_sync_tlv(struct sk_buff *skb, struct ieee80211_vif *vif) 980 { 981 struct bss_info_sync_mode *sync; 982 struct tlv *tlv; 983 984 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_SYNC_MODE, sizeof(*sync)); 985 986 sync = (struct bss_info_sync_mode *)tlv; 987 sync->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int); 988 sync->dtim_period = vif->bss_conf.dtim_period; 989 sync->enable = true; 990 } 991 992 int mt7915_mcu_add_bss_info(struct mt7915_phy *phy, 993 struct ieee80211_vif *vif, int enable) 994 { 995 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 996 struct sk_buff *skb; 997 998 skb = mt7915_mcu_alloc_sta_req(phy->dev, mvif, NULL, 999 MT7915_BSS_UPDATE_MAX_SIZE); 1000 if (IS_ERR(skb)) 1001 return PTR_ERR(skb); 1002 1003 /* bss_omac must be first */ 1004 if (enable) 1005 mt7915_mcu_bss_omac_tlv(skb, vif); 1006 1007 mt7915_mcu_bss_basic_tlv(skb, vif, phy, enable); 1008 1009 if (enable) { 1010 mt7915_mcu_bss_rfch_tlv(skb, vif, phy); 1011 mt7915_mcu_bss_bmc_tlv(skb, phy); 1012 mt7915_mcu_bss_ra_tlv(skb, vif, phy); 1013 1014 if (vif->bss_conf.he_support) 1015 mt7915_mcu_bss_he_tlv(skb, vif, phy); 1016 1017 if (mvif->omac_idx > HW_BSSID_MAX) 1018 mt7915_mcu_bss_ext_tlv(skb, mvif); 1019 else 1020 mt7915_mcu_bss_sync_tlv(skb, vif); 1021 } 1022 1023 return __mt76_mcu_skb_send_msg(&phy->dev->mt76, skb, 1024 MCU_EXT_CMD_BSS_INFO_UPDATE, true); 1025 } 1026 1027 /** starec & wtbl **/ 1028 static int 1029 mt7915_mcu_sta_key_tlv(struct sk_buff *skb, struct ieee80211_key_conf *key, 1030 enum set_key_cmd cmd) 1031 { 1032 struct sta_rec_sec *sec; 1033 struct tlv *tlv; 1034 u32 len = sizeof(*sec); 1035 1036 tlv = mt7915_mcu_add_tlv(skb, STA_REC_KEY_V2, sizeof(*sec)); 1037 1038 sec = (struct sta_rec_sec *)tlv; 1039 sec->add = cmd; 1040 1041 if (cmd == SET_KEY) { 1042 struct sec_key *sec_key; 1043 u8 cipher; 1044 1045 cipher = mt7915_mcu_get_cipher(key->cipher); 1046 if (cipher == MT_CIPHER_NONE) 1047 return -EOPNOTSUPP; 1048 1049 sec_key = &sec->key[0]; 1050 sec_key->cipher_len = sizeof(*sec_key); 1051 sec_key->key_id = key->keyidx; 1052 1053 if (cipher == MT_CIPHER_BIP_CMAC_128) { 1054 sec_key->cipher_id = MT_CIPHER_AES_CCMP; 1055 sec_key->key_len = 16; 1056 memcpy(sec_key->key, key->key, 16); 1057 1058 sec_key = &sec->key[1]; 1059 sec_key->cipher_id = MT_CIPHER_BIP_CMAC_128; 1060 sec_key->cipher_len = sizeof(*sec_key); 1061 sec_key->key_len = 16; 1062 memcpy(sec_key->key, key->key + 16, 16); 1063 1064 sec->n_cipher = 2; 1065 } else { 1066 sec_key->cipher_id = cipher; 1067 sec_key->key_len = key->keylen; 1068 memcpy(sec_key->key, key->key, key->keylen); 1069 1070 if (cipher == MT_CIPHER_TKIP) { 1071 /* Rx/Tx MIC keys are swapped */ 1072 memcpy(sec_key->key + 16, key->key + 24, 8); 1073 memcpy(sec_key->key + 24, key->key + 16, 8); 1074 } 1075 1076 len -= sizeof(*sec_key); 1077 sec->n_cipher = 1; 1078 } 1079 } else { 1080 len -= sizeof(sec->key); 1081 sec->n_cipher = 0; 1082 } 1083 sec->len = cpu_to_le16(len); 1084 1085 return 0; 1086 } 1087 1088 int mt7915_mcu_add_key(struct mt7915_dev *dev, struct ieee80211_vif *vif, 1089 struct mt7915_sta *msta, struct ieee80211_key_conf *key, 1090 enum set_key_cmd cmd) 1091 { 1092 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 1093 struct sk_buff *skb; 1094 int len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_sec); 1095 int ret; 1096 1097 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 1098 if (IS_ERR(skb)) 1099 return PTR_ERR(skb); 1100 1101 ret = mt7915_mcu_sta_key_tlv(skb, key, cmd); 1102 if (ret) 1103 return ret; 1104 1105 return __mt76_mcu_skb_send_msg(&dev->mt76, skb, 1106 MCU_EXT_CMD_STA_REC_UPDATE, true); 1107 } 1108 1109 static void 1110 mt7915_mcu_sta_ba_tlv(struct sk_buff *skb, 1111 struct ieee80211_ampdu_params *params, 1112 bool enable, bool tx) 1113 { 1114 struct sta_rec_ba *ba; 1115 struct tlv *tlv; 1116 1117 tlv = mt7915_mcu_add_tlv(skb, STA_REC_BA, sizeof(*ba)); 1118 1119 ba = (struct sta_rec_ba *)tlv; 1120 ba->ba_type = tx ? MT_BA_TYPE_ORIGINATOR : MT_BA_TYPE_RECIPIENT, 1121 ba->winsize = cpu_to_le16(params->buf_size); 1122 ba->ssn = cpu_to_le16(params->ssn); 1123 ba->ba_en = enable << params->tid; 1124 ba->amsdu = params->amsdu; 1125 ba->tid = params->tid; 1126 } 1127 1128 static void 1129 mt7915_mcu_wtbl_ba_tlv(struct sk_buff *skb, 1130 struct ieee80211_ampdu_params *params, 1131 bool enable, bool tx, void *sta_wtbl, 1132 void *wtbl_tlv) 1133 { 1134 struct wtbl_ba *ba; 1135 struct tlv *tlv; 1136 1137 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_BA, sizeof(*ba), 1138 wtbl_tlv, sta_wtbl); 1139 1140 ba = (struct wtbl_ba *)tlv; 1141 ba->tid = params->tid; 1142 1143 if (tx) { 1144 ba->ba_type = MT_BA_TYPE_ORIGINATOR; 1145 ba->sn = enable ? cpu_to_le16(params->ssn) : 0; 1146 ba->ba_en = enable; 1147 } else { 1148 memcpy(ba->peer_addr, params->sta->addr, ETH_ALEN); 1149 ba->ba_type = MT_BA_TYPE_RECIPIENT; 1150 ba->rst_ba_tid = params->tid; 1151 ba->rst_ba_sel = RST_BA_MAC_TID_MATCH; 1152 ba->rst_ba_sb = 1; 1153 } 1154 1155 if (enable && tx) 1156 ba->ba_winsize = cpu_to_le16(params->buf_size); 1157 } 1158 1159 static int 1160 mt7915_mcu_sta_ba(struct mt7915_dev *dev, 1161 struct ieee80211_ampdu_params *params, 1162 bool enable, bool tx) 1163 { 1164 struct mt7915_sta *msta = (struct mt7915_sta *)params->sta->drv_priv; 1165 struct mt7915_vif *mvif = msta->vif; 1166 struct wtbl_req_hdr *wtbl_hdr; 1167 struct tlv *sta_wtbl; 1168 struct sk_buff *skb; 1169 1170 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, 1171 MT7915_STA_UPDATE_MAX_SIZE); 1172 if (IS_ERR(skb)) 1173 return PTR_ERR(skb); 1174 1175 mt7915_mcu_sta_ba_tlv(skb, params, enable, tx); 1176 sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv)); 1177 1178 wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_SET, sta_wtbl, 1179 &skb); 1180 mt7915_mcu_wtbl_ba_tlv(skb, params, enable, tx, sta_wtbl, wtbl_hdr); 1181 1182 return __mt76_mcu_skb_send_msg(&dev->mt76, skb, 1183 MCU_EXT_CMD_STA_REC_UPDATE, true); 1184 } 1185 1186 int mt7915_mcu_add_tx_ba(struct mt7915_dev *dev, 1187 struct ieee80211_ampdu_params *params, 1188 bool enable) 1189 { 1190 return mt7915_mcu_sta_ba(dev, params, enable, true); 1191 } 1192 1193 int mt7915_mcu_add_rx_ba(struct mt7915_dev *dev, 1194 struct ieee80211_ampdu_params *params, 1195 bool enable) 1196 { 1197 return mt7915_mcu_sta_ba(dev, params, enable, false); 1198 } 1199 1200 static void 1201 mt7915_mcu_wtbl_generic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 1202 struct ieee80211_sta *sta, void *sta_wtbl, 1203 void *wtbl_tlv) 1204 { 1205 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 1206 struct wtbl_generic *generic; 1207 struct wtbl_rx *rx; 1208 struct tlv *tlv; 1209 1210 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_GENERIC, sizeof(*generic), 1211 wtbl_tlv, sta_wtbl); 1212 1213 generic = (struct wtbl_generic *)tlv; 1214 1215 if (sta) { 1216 memcpy(generic->peer_addr, sta->addr, ETH_ALEN); 1217 generic->partial_aid = cpu_to_le16(sta->aid); 1218 generic->muar_idx = mvif->omac_idx; 1219 generic->qos = sta->wme; 1220 } else { 1221 /* use BSSID in station mode */ 1222 if (vif->type == NL80211_IFTYPE_STATION) 1223 memcpy(generic->peer_addr, vif->bss_conf.bssid, 1224 ETH_ALEN); 1225 else 1226 eth_broadcast_addr(generic->peer_addr); 1227 1228 generic->muar_idx = 0xe; 1229 } 1230 1231 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_RX, sizeof(*rx), 1232 wtbl_tlv, sta_wtbl); 1233 1234 rx = (struct wtbl_rx *)tlv; 1235 rx->rca1 = sta ? vif->type != NL80211_IFTYPE_AP : 1; 1236 rx->rca2 = 1; 1237 rx->rv = 1; 1238 } 1239 1240 static void 1241 mt7915_mcu_sta_basic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, 1242 struct ieee80211_sta *sta, bool enable) 1243 { 1244 #define EXTRA_INFO_VER BIT(0) 1245 #define EXTRA_INFO_NEW BIT(1) 1246 struct sta_rec_basic *basic; 1247 struct tlv *tlv; 1248 1249 tlv = mt7915_mcu_add_tlv(skb, STA_REC_BASIC, sizeof(*basic)); 1250 1251 basic = (struct sta_rec_basic *)tlv; 1252 basic->extra_info = cpu_to_le16(EXTRA_INFO_VER); 1253 1254 if (enable) { 1255 basic->extra_info |= cpu_to_le16(EXTRA_INFO_NEW); 1256 basic->conn_state = CONN_STATE_PORT_SECURE; 1257 } else { 1258 basic->conn_state = CONN_STATE_DISCONNECT; 1259 } 1260 1261 if (!sta) { 1262 basic->conn_type = cpu_to_le32(CONNECTION_INFRA_BC); 1263 eth_broadcast_addr(basic->peer_addr); 1264 return; 1265 } 1266 1267 switch (vif->type) { 1268 case NL80211_IFTYPE_MESH_POINT: 1269 case NL80211_IFTYPE_AP: 1270 basic->conn_type = cpu_to_le32(CONNECTION_INFRA_STA); 1271 break; 1272 case NL80211_IFTYPE_STATION: 1273 basic->conn_type = cpu_to_le32(CONNECTION_INFRA_AP); 1274 break; 1275 case NL80211_IFTYPE_ADHOC: 1276 basic->conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC); 1277 break; 1278 default: 1279 WARN_ON(1); 1280 break; 1281 } 1282 1283 memcpy(basic->peer_addr, sta->addr, ETH_ALEN); 1284 basic->aid = cpu_to_le16(sta->aid); 1285 basic->qos = sta->wme; 1286 } 1287 1288 static void 1289 mt7915_mcu_sta_he_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 1290 { 1291 struct ieee80211_sta_he_cap *he_cap = &sta->he_cap; 1292 struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem; 1293 struct sta_rec_he *he; 1294 struct tlv *tlv; 1295 u32 cap = 0; 1296 1297 tlv = mt7915_mcu_add_tlv(skb, STA_REC_HE, sizeof(*he)); 1298 1299 he = (struct sta_rec_he *)tlv; 1300 1301 if (elem->mac_cap_info[0] & IEEE80211_HE_MAC_CAP0_HTC_HE) 1302 cap |= STA_REC_HE_CAP_HTC; 1303 1304 if (elem->mac_cap_info[2] & IEEE80211_HE_MAC_CAP2_BSR) 1305 cap |= STA_REC_HE_CAP_BSR; 1306 1307 if (elem->mac_cap_info[3] & IEEE80211_HE_MAC_CAP3_OMI_CONTROL) 1308 cap |= STA_REC_HE_CAP_OM; 1309 1310 if (elem->mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_AMDSU_IN_AMPDU) 1311 cap |= STA_REC_HE_CAP_AMSDU_IN_AMPDU; 1312 1313 if (elem->mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_BQR) 1314 cap |= STA_REC_HE_CAP_BQR; 1315 1316 if (elem->phy_cap_info[0] & 1317 (IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G | 1318 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G)) 1319 cap |= STA_REC_HE_CAP_BW20_RU242_SUPPORT; 1320 1321 if (elem->phy_cap_info[1] & 1322 IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD) 1323 cap |= STA_REC_HE_CAP_LDPC; 1324 1325 if (elem->phy_cap_info[1] & 1326 IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US) 1327 cap |= STA_REC_HE_CAP_SU_PPDU_1LTF_8US_GI; 1328 1329 if (elem->phy_cap_info[2] & 1330 IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US) 1331 cap |= STA_REC_HE_CAP_NDP_4LTF_3DOT2MS_GI; 1332 1333 if (elem->phy_cap_info[2] & 1334 IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ) 1335 cap |= STA_REC_HE_CAP_LE_EQ_80M_TX_STBC; 1336 1337 if (elem->phy_cap_info[2] & 1338 IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ) 1339 cap |= STA_REC_HE_CAP_LE_EQ_80M_RX_STBC; 1340 1341 if (elem->phy_cap_info[6] & 1342 IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE) 1343 cap |= STA_REC_HE_CAP_PARTIAL_BW_EXT_RANGE; 1344 1345 if (elem->phy_cap_info[7] & 1346 IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI) 1347 cap |= STA_REC_HE_CAP_SU_MU_PPDU_4LTF_8US_GI; 1348 1349 if (elem->phy_cap_info[7] & 1350 IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ) 1351 cap |= STA_REC_HE_CAP_GT_80M_TX_STBC; 1352 1353 if (elem->phy_cap_info[7] & 1354 IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ) 1355 cap |= STA_REC_HE_CAP_GT_80M_RX_STBC; 1356 1357 if (elem->phy_cap_info[8] & 1358 IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI) 1359 cap |= STA_REC_HE_CAP_ER_SU_PPDU_4LTF_8US_GI; 1360 1361 if (elem->phy_cap_info[8] & 1362 IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI) 1363 cap |= STA_REC_HE_CAP_ER_SU_PPDU_1LTF_8US_GI; 1364 1365 if (elem->phy_cap_info[9] & 1366 IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK) 1367 cap |= STA_REC_HE_CAP_TRIG_CQI_FK; 1368 1369 if (elem->phy_cap_info[9] & 1370 IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU) 1371 cap |= STA_REC_HE_CAP_TX_1024QAM_UNDER_RU242; 1372 1373 if (elem->phy_cap_info[9] & 1374 IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU) 1375 cap |= STA_REC_HE_CAP_RX_1024QAM_UNDER_RU242; 1376 1377 he->he_cap = cpu_to_le32(cap); 1378 1379 switch (sta->bandwidth) { 1380 case IEEE80211_STA_RX_BW_160: 1381 if (elem->phy_cap_info[0] & 1382 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) 1383 he->max_nss_mcs[CMD_HE_MCS_BW8080] = 1384 he_cap->he_mcs_nss_supp.rx_mcs_80p80; 1385 1386 he->max_nss_mcs[CMD_HE_MCS_BW160] = 1387 he_cap->he_mcs_nss_supp.rx_mcs_160; 1388 /* fall through */ 1389 default: 1390 he->max_nss_mcs[CMD_HE_MCS_BW80] = 1391 he_cap->he_mcs_nss_supp.rx_mcs_80; 1392 break; 1393 } 1394 1395 he->t_frame_dur = 1396 HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]); 1397 he->max_ampdu_exp = 1398 HE_MAC(CAP3_MAX_AMPDU_LEN_EXP_MASK, elem->mac_cap_info[3]); 1399 1400 he->bw_set = 1401 HE_PHY(CAP0_CHANNEL_WIDTH_SET_MASK, elem->phy_cap_info[0]); 1402 he->device_class = 1403 HE_PHY(CAP1_DEVICE_CLASS_A, elem->phy_cap_info[1]); 1404 he->punc_pream_rx = 1405 HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]); 1406 1407 he->dcm_tx_mode = 1408 HE_PHY(CAP3_DCM_MAX_CONST_TX_MASK, elem->phy_cap_info[3]); 1409 he->dcm_tx_max_nss = 1410 HE_PHY(CAP3_DCM_MAX_TX_NSS_2, elem->phy_cap_info[3]); 1411 he->dcm_rx_mode = 1412 HE_PHY(CAP3_DCM_MAX_CONST_RX_MASK, elem->phy_cap_info[3]); 1413 he->dcm_rx_max_nss = 1414 HE_PHY(CAP3_DCM_MAX_RX_NSS_2, elem->phy_cap_info[3]); 1415 he->dcm_rx_max_nss = 1416 HE_PHY(CAP8_DCM_MAX_RU_MASK, elem->phy_cap_info[8]); 1417 1418 he->pkt_ext = 2; 1419 } 1420 1421 static void 1422 mt7915_mcu_sta_muru_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 1423 { 1424 struct ieee80211_sta_he_cap *he_cap = &sta->he_cap; 1425 struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem; 1426 struct sta_rec_muru *muru; 1427 struct tlv *tlv; 1428 1429 tlv = mt7915_mcu_add_tlv(skb, STA_REC_MURU, sizeof(*muru)); 1430 1431 muru = (struct sta_rec_muru *)tlv; 1432 muru->cfg.ofdma_dl_en = true; 1433 muru->cfg.ofdma_ul_en = true; 1434 muru->cfg.mimo_dl_en = true; 1435 muru->cfg.mimo_ul_en = true; 1436 1437 muru->ofdma_dl.punc_pream_rx = 1438 HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]); 1439 muru->ofdma_dl.he_20m_in_40m_2g = 1440 HE_PHY(CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G, elem->phy_cap_info[8]); 1441 muru->ofdma_dl.he_20m_in_160m = 1442 HE_PHY(CAP8_20MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]); 1443 muru->ofdma_dl.he_80m_in_160m = 1444 HE_PHY(CAP8_80MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]); 1445 muru->ofdma_dl.lt16_sigb = 0; 1446 muru->ofdma_dl.rx_su_comp_sigb = 0; 1447 muru->ofdma_dl.rx_su_non_comp_sigb = 0; 1448 1449 muru->ofdma_ul.t_frame_dur = 1450 HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]); 1451 muru->ofdma_ul.mu_cascading = 1452 HE_MAC(CAP2_MU_CASCADING, elem->mac_cap_info[2]); 1453 muru->ofdma_ul.uo_ra = 1454 HE_MAC(CAP3_OFDMA_RA, elem->mac_cap_info[3]); 1455 muru->ofdma_ul.he_2x996_tone = 0; 1456 muru->ofdma_ul.rx_t_frame_11ac = 0; 1457 1458 muru->mimo_dl.vht_mu_bfee = 1459 !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE); 1460 muru->mimo_dl.partial_bw_dl_mimo = 1461 HE_PHY(CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO, elem->phy_cap_info[6]); 1462 1463 muru->mimo_ul.full_ul_mimo = 1464 HE_PHY(CAP2_UL_MU_FULL_MU_MIMO, elem->phy_cap_info[2]); 1465 muru->mimo_ul.partial_ul_mimo = 1466 HE_PHY(CAP2_UL_MU_PARTIAL_MU_MIMO, elem->phy_cap_info[2]); 1467 } 1468 1469 static void 1470 mt7915_mcu_sta_tlv(struct mt7915_dev *dev, struct sk_buff *skb, 1471 struct ieee80211_sta *sta) 1472 { 1473 struct tlv *tlv; 1474 1475 if (sta->ht_cap.ht_supported) { 1476 struct sta_rec_ht *ht; 1477 1478 /* starec ht */ 1479 tlv = mt7915_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht)); 1480 ht = (struct sta_rec_ht *)tlv; 1481 ht->ht_cap = cpu_to_le16(sta->ht_cap.cap); 1482 } 1483 1484 /* starec vht */ 1485 if (sta->vht_cap.vht_supported) { 1486 struct sta_rec_vht *vht; 1487 1488 tlv = mt7915_mcu_add_tlv(skb, STA_REC_VHT, sizeof(*vht)); 1489 vht = (struct sta_rec_vht *)tlv; 1490 vht->vht_cap = cpu_to_le32(sta->vht_cap.cap); 1491 vht->vht_rx_mcs_map = sta->vht_cap.vht_mcs.rx_mcs_map; 1492 vht->vht_tx_mcs_map = sta->vht_cap.vht_mcs.tx_mcs_map; 1493 } 1494 1495 /* starec he */ 1496 if (sta->he_cap.has_he) 1497 mt7915_mcu_sta_he_tlv(skb, sta); 1498 1499 /* starec muru */ 1500 if (sta->he_cap.has_he || sta->vht_cap.vht_supported) 1501 mt7915_mcu_sta_muru_tlv(skb, sta); 1502 } 1503 1504 static void 1505 mt7915_mcu_wtbl_smps_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, 1506 void *sta_wtbl, void *wtbl_tlv) 1507 { 1508 struct wtbl_smps *smps; 1509 struct tlv *tlv; 1510 1511 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_SMPS, sizeof(*smps), 1512 wtbl_tlv, sta_wtbl); 1513 smps = (struct wtbl_smps *)tlv; 1514 1515 if (sta->smps_mode == IEEE80211_SMPS_DYNAMIC) 1516 smps->smps = true; 1517 } 1518 1519 static void 1520 mt7915_mcu_wtbl_ht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, 1521 void *sta_wtbl, void *wtbl_tlv) 1522 { 1523 struct wtbl_ht *ht = NULL; 1524 struct tlv *tlv; 1525 1526 /* wtbl ht */ 1527 if (sta->ht_cap.ht_supported) { 1528 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_HT, sizeof(*ht), 1529 wtbl_tlv, sta_wtbl); 1530 ht = (struct wtbl_ht *)tlv; 1531 ht->ldpc = sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING; 1532 ht->af = sta->ht_cap.ampdu_factor; 1533 ht->mm = sta->ht_cap.ampdu_density; 1534 ht->ht = true; 1535 } 1536 1537 /* wtbl vht */ 1538 if (sta->vht_cap.vht_supported) { 1539 struct wtbl_vht *vht; 1540 u8 af; 1541 1542 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_VHT, sizeof(*vht), 1543 wtbl_tlv, sta_wtbl); 1544 vht = (struct wtbl_vht *)tlv; 1545 vht->ldpc = sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC, 1546 vht->vht = true; 1547 1548 af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK, 1549 sta->vht_cap.cap); 1550 if (ht) 1551 ht->af = max_t(u8, ht->af, af); 1552 } 1553 1554 mt7915_mcu_wtbl_smps_tlv(skb, sta, sta_wtbl, wtbl_tlv); 1555 } 1556 1557 int mt7915_mcu_add_smps(struct mt7915_dev *dev, struct ieee80211_vif *vif, 1558 struct ieee80211_sta *sta) 1559 { 1560 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 1561 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 1562 struct wtbl_req_hdr *wtbl_hdr; 1563 struct tlv *sta_wtbl; 1564 struct sk_buff *skb; 1565 1566 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, 1567 MT7915_STA_UPDATE_MAX_SIZE); 1568 if (IS_ERR(skb)) 1569 return PTR_ERR(skb); 1570 1571 sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv)); 1572 1573 wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_SET, sta_wtbl, 1574 &skb); 1575 mt7915_mcu_wtbl_smps_tlv(skb, sta, sta_wtbl, wtbl_hdr); 1576 1577 return __mt76_mcu_skb_send_msg(&dev->mt76, skb, 1578 MCU_EXT_CMD_STA_REC_UPDATE, true); 1579 } 1580 1581 static void 1582 mt7915_mcu_sta_sounding_rate(struct sta_rec_bf *bf) 1583 { 1584 bf->sounding_phy = MT_PHY_TYPE_OFDM; 1585 bf->ndp_rate = 0; /* mcs0 */ 1586 bf->ndpa_rate = MT7915_CFEND_RATE_DEFAULT; /* ofdm 24m */ 1587 bf->rept_poll_rate = MT7915_CFEND_RATE_DEFAULT; /* ofdm 24m */ 1588 } 1589 1590 static void 1591 mt7915_mcu_sta_bfer_ht(struct ieee80211_sta *sta, struct sta_rec_bf *bf) 1592 { 1593 struct ieee80211_mcs_info *mcs = &sta->ht_cap.mcs; 1594 u8 n = 0; 1595 1596 bf->tx_mode = MT_PHY_TYPE_HT; 1597 bf->bf_cap |= MT_IBF; 1598 1599 if (mcs->tx_params & IEEE80211_HT_MCS_TX_RX_DIFF && 1600 (mcs->tx_params & IEEE80211_HT_MCS_TX_DEFINED)) 1601 n = FIELD_GET(IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK, 1602 mcs->tx_params); 1603 else if (mcs->rx_mask[3]) 1604 n = 3; 1605 else if (mcs->rx_mask[2]) 1606 n = 2; 1607 else if (mcs->rx_mask[1]) 1608 n = 1; 1609 1610 bf->nc = min_t(u8, bf->nr, n); 1611 bf->ibf_ncol = bf->nc; 1612 1613 if (sta->bandwidth <= IEEE80211_STA_RX_BW_40 && !bf->nc) 1614 bf->ibf_timeout = 0x48; 1615 } 1616 1617 static void 1618 mt7915_mcu_sta_bfer_vht(struct ieee80211_sta *sta, struct mt7915_phy *phy, 1619 struct sta_rec_bf *bf) 1620 { 1621 struct ieee80211_sta_vht_cap *pc = &sta->vht_cap; 1622 struct ieee80211_sta_vht_cap *vc = &phy->mt76->sband_5g.sband.vht_cap; 1623 u8 bfee_nr, bfer_nr, n, tx_ant = hweight8(phy->chainmask) - 1; 1624 u16 mcs_map; 1625 1626 bf->tx_mode = MT_PHY_TYPE_VHT; 1627 bf->bf_cap |= MT_EBF; 1628 1629 mt7915_mcu_sta_sounding_rate(bf); 1630 1631 bfee_nr = FIELD_GET(IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK, 1632 pc->cap); 1633 bfer_nr = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, 1634 vc->cap); 1635 mcs_map = le16_to_cpu(pc->vht_mcs.rx_mcs_map); 1636 1637 n = min_t(u8, bfer_nr, bfee_nr); 1638 bf->nr = min_t(u8, n, tx_ant); 1639 n = mt7915_mcu_get_sta_nss(mcs_map); 1640 1641 bf->nc = min_t(u8, n, bf->nr); 1642 bf->ibf_ncol = bf->nc; 1643 1644 /* force nr from 4 to 2 */ 1645 if (sta->bandwidth == IEEE80211_STA_RX_BW_160) 1646 bf->nr = 1; 1647 } 1648 1649 static void 1650 mt7915_mcu_sta_bfer_he(struct ieee80211_sta *sta, struct ieee80211_vif *vif, 1651 struct mt7915_phy *phy, struct sta_rec_bf *bf) 1652 { 1653 struct ieee80211_sta_he_cap *pc = &sta->he_cap; 1654 struct ieee80211_he_cap_elem *pe = &pc->he_cap_elem; 1655 const struct ieee80211_he_cap_elem *ve; 1656 const struct ieee80211_sta_he_cap *vc; 1657 u8 bfee_nr, bfer_nr, nss_mcs; 1658 u16 mcs_map; 1659 1660 vc = mt7915_get_he_phy_cap(phy, vif); 1661 ve = &vc->he_cap_elem; 1662 1663 bf->tx_mode = MT_PHY_TYPE_HE_SU; 1664 bf->bf_cap |= MT_EBF; 1665 1666 mt7915_mcu_sta_sounding_rate(bf); 1667 1668 bf->trigger_su = HE_PHY(CAP6_TRIG_SU_BEAMFORMER_FB, 1669 pe->phy_cap_info[6]); 1670 bf->trigger_mu = HE_PHY(CAP6_TRIG_MU_BEAMFORMER_FB, 1671 pe->phy_cap_info[6]); 1672 bfer_nr = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, 1673 ve->phy_cap_info[5]); 1674 bfee_nr = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK, 1675 pe->phy_cap_info[4]); 1676 1677 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.tx_mcs_80); 1678 nss_mcs = mt7915_mcu_get_sta_nss(mcs_map); 1679 1680 bf->nr = min_t(u8, bfer_nr, bfee_nr); 1681 bf->nc = min_t(u8, nss_mcs, bf->nr); 1682 bf->ibf_ncol = bf->nc; 1683 1684 if (sta->bandwidth != IEEE80211_STA_RX_BW_160) 1685 return; 1686 1687 /* go over for 160MHz and 80p80 */ 1688 if (pe->phy_cap_info[0] & 1689 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) { 1690 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_160); 1691 nss_mcs = mt7915_mcu_get_sta_nss(mcs_map); 1692 1693 bf->nc_bw160 = nss_mcs; 1694 } 1695 1696 if (pe->phy_cap_info[0] & 1697 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) { 1698 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_80p80); 1699 nss_mcs = mt7915_mcu_get_sta_nss(mcs_map); 1700 1701 if (bf->nc_bw160) 1702 bf->nc_bw160 = min_t(u8, bf->nc_bw160, nss_mcs); 1703 else 1704 bf->nc_bw160 = nss_mcs; 1705 } 1706 1707 bfer_nr = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK, 1708 ve->phy_cap_info[5]); 1709 bfee_nr = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK, 1710 pe->phy_cap_info[4]); 1711 1712 bf->nr_bw160 = min_t(int, bfer_nr, bfee_nr); 1713 } 1714 1715 static void 1716 mt7915_mcu_sta_bfer_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, 1717 struct ieee80211_vif *vif, struct mt7915_phy *phy, 1718 bool enable) 1719 { 1720 struct sta_rec_bf *bf; 1721 struct tlv *tlv; 1722 int tx_ant = hweight8(phy->chainmask) - 1; 1723 const u8 matrix[4][4] = { 1724 {0, 0, 0, 0}, 1725 {1, 1, 0, 0}, /* 2x1, 2x2, 2x3, 2x4 */ 1726 {2, 4, 4, 0}, /* 3x1, 3x2, 3x3, 3x4 */ 1727 {3, 5, 6, 0} /* 4x1, 4x2, 4x3, 4x4 */ 1728 }; 1729 1730 #define MT_BFER_FREE cpu_to_le16(GENMASK(15, 0)) 1731 1732 tlv = mt7915_mcu_add_tlv(skb, STA_REC_BF, sizeof(*bf)); 1733 bf = (struct sta_rec_bf *)tlv; 1734 1735 if (!enable) { 1736 bf->pfmu = MT_BFER_FREE; 1737 return; 1738 } 1739 1740 bf->bw = sta->bandwidth; 1741 bf->ibf_dbw = sta->bandwidth; 1742 bf->ibf_nrow = tx_ant; 1743 bf->ibf_timeout = 0x18; 1744 1745 if (sta->he_cap.has_he) 1746 mt7915_mcu_sta_bfer_he(sta, vif, phy, bf); 1747 else if (sta->vht_cap.vht_supported) 1748 mt7915_mcu_sta_bfer_vht(sta, phy, bf); 1749 else if (sta->ht_cap.ht_supported) 1750 mt7915_mcu_sta_bfer_ht(sta, bf); 1751 1752 if (bf->bf_cap & MT_EBF && bf->nr != tx_ant) 1753 bf->mem_20m = matrix[tx_ant][bf->nc]; 1754 else 1755 bf->mem_20m = matrix[bf->nr][bf->nc]; 1756 1757 switch (sta->bandwidth) { 1758 case IEEE80211_STA_RX_BW_160: 1759 case IEEE80211_STA_RX_BW_80: 1760 bf->mem_total = bf->mem_20m * 2; 1761 break; 1762 case IEEE80211_STA_RX_BW_40: 1763 bf->mem_total = bf->mem_20m; 1764 break; 1765 case IEEE80211_STA_RX_BW_20: 1766 default: 1767 break; 1768 } 1769 } 1770 1771 static void 1772 mt7915_mcu_sta_bfee_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, 1773 struct mt7915_phy *phy) 1774 { 1775 struct sta_rec_bfee *bfee; 1776 struct tlv *tlv; 1777 int tx_ant = hweight8(phy->chainmask) - 1; 1778 u8 nr = 0; 1779 1780 tlv = mt7915_mcu_add_tlv(skb, STA_REC_BFEE, sizeof(*bfee)); 1781 bfee = (struct sta_rec_bfee *)tlv; 1782 1783 if (sta->he_cap.has_he) { 1784 struct ieee80211_he_cap_elem *pe = &sta->he_cap.he_cap_elem; 1785 1786 nr = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, 1787 pe->phy_cap_info[5]); 1788 } else if (sta->vht_cap.vht_supported) { 1789 struct ieee80211_sta_vht_cap *pc = &sta->vht_cap; 1790 1791 nr = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, 1792 pc->cap); 1793 } 1794 1795 /* reply with identity matrix to avoid 2x2 BF negative gain */ 1796 if (nr == 1 && tx_ant == 2) 1797 bfee->fb_identity_matrix = true; 1798 } 1799 1800 static u8 1801 mt7915_mcu_sta_txbf_type(struct mt7915_phy *phy, struct ieee80211_vif *vif, 1802 struct ieee80211_sta *sta) 1803 { 1804 u8 type = 0; 1805 1806 if (vif->type != NL80211_IFTYPE_STATION && 1807 vif->type != NL80211_IFTYPE_AP) 1808 return 0; 1809 1810 if (sta->he_cap.has_he) { 1811 struct ieee80211_he_cap_elem *pe; 1812 const struct ieee80211_he_cap_elem *ve; 1813 const struct ieee80211_sta_he_cap *vc; 1814 1815 pe = &sta->he_cap.he_cap_elem; 1816 vc = mt7915_get_he_phy_cap(phy, vif); 1817 ve = &vc->he_cap_elem; 1818 1819 if ((HE_PHY(CAP3_SU_BEAMFORMER, pe->phy_cap_info[3]) || 1820 HE_PHY(CAP4_MU_BEAMFORMER, pe->phy_cap_info[4])) && 1821 HE_PHY(CAP4_SU_BEAMFORMEE, ve->phy_cap_info[4])) 1822 type |= MT_STA_BFEE; 1823 1824 if ((HE_PHY(CAP3_SU_BEAMFORMER, ve->phy_cap_info[3]) || 1825 HE_PHY(CAP4_MU_BEAMFORMER, ve->phy_cap_info[4])) && 1826 HE_PHY(CAP4_SU_BEAMFORMEE, pe->phy_cap_info[4])) 1827 type |= MT_STA_BFER; 1828 } else if (sta->vht_cap.vht_supported) { 1829 struct ieee80211_sta_vht_cap *pc; 1830 struct ieee80211_sta_vht_cap *vc; 1831 u32 cr, ce; 1832 1833 pc = &sta->vht_cap; 1834 vc = &phy->mt76->sband_5g.sband.vht_cap; 1835 cr = IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE | 1836 IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE; 1837 ce = IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE | 1838 IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE; 1839 1840 if ((pc->cap & cr) && (vc->cap & ce)) 1841 type |= MT_STA_BFEE; 1842 1843 if ((vc->cap & cr) && (pc->cap & ce)) 1844 type |= MT_STA_BFER; 1845 } else if (sta->ht_cap.ht_supported) { 1846 /* TODO: iBF */ 1847 } 1848 1849 return type; 1850 } 1851 1852 static int 1853 mt7915_mcu_add_txbf(struct mt7915_dev *dev, struct ieee80211_vif *vif, 1854 struct ieee80211_sta *sta, bool enable) 1855 { 1856 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 1857 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 1858 struct mt7915_phy *phy; 1859 struct sk_buff *skb; 1860 int r, len; 1861 u8 type; 1862 1863 phy = mvif->band_idx ? mt7915_ext_phy(dev) : &dev->phy; 1864 1865 type = mt7915_mcu_sta_txbf_type(phy, vif, sta); 1866 1867 /* must keep each tag independent */ 1868 1869 /* starec bf */ 1870 if (type & MT_STA_BFER) { 1871 len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_bf); 1872 1873 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 1874 if (IS_ERR(skb)) 1875 return PTR_ERR(skb); 1876 1877 mt7915_mcu_sta_bfer_tlv(skb, sta, vif, phy, enable); 1878 1879 r = __mt76_mcu_skb_send_msg(&dev->mt76, skb, 1880 MCU_EXT_CMD_STA_REC_UPDATE, true); 1881 if (r) 1882 return r; 1883 } 1884 1885 /* starec bfee */ 1886 if (type & MT_STA_BFEE) { 1887 len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_bfee); 1888 1889 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 1890 if (IS_ERR(skb)) 1891 return PTR_ERR(skb); 1892 1893 mt7915_mcu_sta_bfee_tlv(skb, sta, phy); 1894 1895 r = __mt76_mcu_skb_send_msg(&dev->mt76, skb, 1896 MCU_EXT_CMD_STA_REC_UPDATE, true); 1897 if (r) 1898 return r; 1899 } 1900 1901 return 0; 1902 } 1903 1904 static void 1905 mt7915_mcu_sta_rate_ctrl_tlv(struct sk_buff *skb, struct mt7915_dev *dev, 1906 struct ieee80211_vif *vif, 1907 struct ieee80211_sta *sta) 1908 { 1909 struct cfg80211_chan_def *chandef = &dev->mphy.chandef; 1910 struct sta_rec_ra *ra; 1911 struct tlv *tlv; 1912 enum nl80211_band band = chandef->chan->band; 1913 u32 supp_rate = sta->supp_rates[band]; 1914 int n_rates = hweight32(supp_rate); 1915 u32 cap = sta->wme ? STA_CAP_WMM : 0; 1916 u8 i, nss = sta->rx_nss, mcs = 0; 1917 1918 tlv = mt7915_mcu_add_tlv(skb, STA_REC_RA, sizeof(*ra)); 1919 1920 ra = (struct sta_rec_ra *)tlv; 1921 ra->valid = true; 1922 ra->auto_rate = true; 1923 ra->phy_mode = mt7915_get_phy_mode(dev, vif, band, sta); 1924 ra->channel = chandef->chan->hw_value; 1925 ra->bw = sta->bandwidth; 1926 ra->rate_len = n_rates; 1927 ra->phy.bw = sta->bandwidth; 1928 1929 if (n_rates) { 1930 if (band == NL80211_BAND_2GHZ) { 1931 ra->supp_mode = MODE_CCK; 1932 ra->supp_cck_rate = supp_rate & GENMASK(3, 0); 1933 ra->phy.type = MT_PHY_TYPE_CCK; 1934 1935 if (n_rates > 4) { 1936 ra->supp_mode |= MODE_OFDM; 1937 ra->supp_ofdm_rate = supp_rate >> 4; 1938 ra->phy.type = MT_PHY_TYPE_OFDM; 1939 } 1940 } else { 1941 ra->supp_mode = MODE_OFDM; 1942 ra->supp_ofdm_rate = supp_rate; 1943 ra->phy.type = MT_PHY_TYPE_OFDM; 1944 } 1945 } 1946 1947 if (sta->ht_cap.ht_supported) { 1948 for (i = 0; i < nss; i++) 1949 ra->ht_mcs[i] = sta->ht_cap.mcs.rx_mask[i]; 1950 1951 ra->supp_ht_mcs = *(__le32 *)ra->ht_mcs; 1952 ra->supp_mode |= MODE_HT; 1953 mcs = hweight32(le32_to_cpu(ra->supp_ht_mcs)) - 1; 1954 ra->af = sta->ht_cap.ampdu_factor; 1955 ra->ht_gf = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_GRN_FLD); 1956 1957 cap |= STA_CAP_HT; 1958 if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20) 1959 cap |= STA_CAP_SGI_20; 1960 if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40) 1961 cap |= STA_CAP_SGI_40; 1962 if (sta->ht_cap.cap & IEEE80211_HT_CAP_TX_STBC) 1963 cap |= STA_CAP_TX_STBC; 1964 if (sta->ht_cap.cap & IEEE80211_HT_CAP_RX_STBC) 1965 cap |= STA_CAP_RX_STBC; 1966 if (sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING) 1967 cap |= STA_CAP_LDPC; 1968 } 1969 1970 if (sta->vht_cap.vht_supported) { 1971 u16 mcs_map = le16_to_cpu(sta->vht_cap.vht_mcs.rx_mcs_map); 1972 u16 vht_mcs; 1973 u8 af, mcs_prev; 1974 1975 af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK, 1976 sta->vht_cap.cap); 1977 ra->af = max_t(u8, ra->af, af); 1978 1979 cap |= STA_CAP_VHT; 1980 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80) 1981 cap |= STA_CAP_VHT_SGI_80; 1982 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160) 1983 cap |= STA_CAP_VHT_SGI_160; 1984 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_TXSTBC) 1985 cap |= STA_CAP_VHT_TX_STBC; 1986 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_RXSTBC_1) 1987 cap |= STA_CAP_VHT_RX_STBC; 1988 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC) 1989 cap |= STA_CAP_VHT_LDPC; 1990 1991 ra->supp_mode |= MODE_VHT; 1992 for (mcs = 0, i = 0; i < nss; i++, mcs_map >>= 2) { 1993 switch (mcs_map & 0x3) { 1994 case IEEE80211_VHT_MCS_SUPPORT_0_9: 1995 vht_mcs = GENMASK(9, 0); 1996 break; 1997 case IEEE80211_VHT_MCS_SUPPORT_0_8: 1998 vht_mcs = GENMASK(8, 0); 1999 break; 2000 case IEEE80211_VHT_MCS_SUPPORT_0_7: 2001 vht_mcs = GENMASK(7, 0); 2002 break; 2003 default: 2004 vht_mcs = 0; 2005 } 2006 2007 ra->supp_vht_mcs[i] = cpu_to_le16(vht_mcs); 2008 2009 mcs_prev = hweight16(vht_mcs) - 1; 2010 if (mcs_prev > mcs) 2011 mcs = mcs_prev; 2012 2013 /* only support 2ss on 160MHz */ 2014 if (i > 1 && (ra->bw == CMD_CBW_160MHZ || 2015 ra->bw == CMD_CBW_8080MHZ)) 2016 break; 2017 } 2018 } 2019 2020 if (sta->he_cap.has_he) { 2021 ra->supp_mode |= MODE_HE; 2022 cap |= STA_CAP_HE; 2023 } 2024 2025 ra->sta_status = cpu_to_le32(cap); 2026 2027 switch (BIT(fls(ra->supp_mode) - 1)) { 2028 case MODE_VHT: 2029 ra->phy.type = MT_PHY_TYPE_VHT; 2030 ra->phy.mcs = mcs; 2031 ra->phy.nss = nss; 2032 ra->phy.stbc = !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_TXSTBC); 2033 ra->phy.ldpc = !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC); 2034 ra->phy.sgi = 2035 !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80); 2036 break; 2037 case MODE_HT: 2038 ra->phy.type = MT_PHY_TYPE_HT; 2039 ra->phy.mcs = mcs; 2040 ra->phy.ldpc = sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING; 2041 ra->phy.stbc = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_TX_STBC); 2042 ra->phy.sgi = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20); 2043 break; 2044 default: 2045 break; 2046 } 2047 } 2048 2049 int mt7915_mcu_add_rate_ctrl(struct mt7915_dev *dev, struct ieee80211_vif *vif, 2050 struct ieee80211_sta *sta) 2051 { 2052 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2053 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 2054 struct sk_buff *skb; 2055 int len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_ra); 2056 2057 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 2058 if (IS_ERR(skb)) 2059 return PTR_ERR(skb); 2060 2061 mt7915_mcu_sta_rate_ctrl_tlv(skb, dev, vif, sta); 2062 2063 return __mt76_mcu_skb_send_msg(&dev->mt76, skb, 2064 MCU_EXT_CMD_STA_REC_UPDATE, true); 2065 } 2066 2067 int mt7915_mcu_add_sta_adv(struct mt7915_dev *dev, struct ieee80211_vif *vif, 2068 struct ieee80211_sta *sta, bool enable) 2069 { 2070 int ret; 2071 2072 if (!sta) 2073 return 0; 2074 2075 /* must keep the order */ 2076 ret = mt7915_mcu_add_txbf(dev, vif, sta, enable); 2077 if (ret) 2078 return ret; 2079 2080 if (enable) 2081 return mt7915_mcu_add_rate_ctrl(dev, vif, sta); 2082 2083 return 0; 2084 } 2085 2086 int mt7915_mcu_add_sta(struct mt7915_dev *dev, struct ieee80211_vif *vif, 2087 struct ieee80211_sta *sta, bool enable) 2088 { 2089 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2090 struct wtbl_req_hdr *wtbl_hdr; 2091 struct mt7915_sta *msta; 2092 struct tlv *sta_wtbl; 2093 struct sk_buff *skb; 2094 2095 msta = sta ? (struct mt7915_sta *)sta->drv_priv : &mvif->sta; 2096 2097 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, 2098 MT7915_STA_UPDATE_MAX_SIZE); 2099 if (IS_ERR(skb)) 2100 return PTR_ERR(skb); 2101 2102 mt7915_mcu_sta_basic_tlv(skb, vif, sta, enable); 2103 if (enable && sta) 2104 mt7915_mcu_sta_tlv(dev, skb, sta); 2105 2106 sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv)); 2107 2108 wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_RESET_AND_SET, 2109 sta_wtbl, &skb); 2110 if (enable) { 2111 mt7915_mcu_wtbl_generic_tlv(skb, vif, sta, sta_wtbl, wtbl_hdr); 2112 if (sta) 2113 mt7915_mcu_wtbl_ht_tlv(skb, sta, sta_wtbl, wtbl_hdr); 2114 } 2115 2116 return __mt76_mcu_skb_send_msg(&dev->mt76, skb, 2117 MCU_EXT_CMD_STA_REC_UPDATE, true); 2118 } 2119 2120 int mt7915_mcu_set_fixed_rate(struct mt7915_dev *dev, 2121 struct ieee80211_sta *sta, u32 rate) 2122 { 2123 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 2124 struct mt7915_vif *mvif = msta->vif; 2125 struct sta_rec_ra_fixed *ra; 2126 struct sk_buff *skb; 2127 struct tlv *tlv; 2128 int len = sizeof(struct sta_req_hdr) + sizeof(*ra); 2129 2130 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 2131 if (IS_ERR(skb)) 2132 return PTR_ERR(skb); 2133 2134 tlv = mt7915_mcu_add_tlv(skb, STA_REC_RA_UPDATE, sizeof(*ra)); 2135 ra = (struct sta_rec_ra_fixed *)tlv; 2136 2137 if (!rate) { 2138 ra->field = cpu_to_le32(RATE_PARAM_AUTO); 2139 goto out; 2140 } else { 2141 ra->field = cpu_to_le32(RATE_PARAM_FIXED); 2142 } 2143 2144 ra->phy.type = FIELD_GET(RATE_CFG_PHY_TYPE, rate); 2145 ra->phy.bw = FIELD_GET(RATE_CFG_BW, rate); 2146 ra->phy.nss = FIELD_GET(RATE_CFG_NSS, rate); 2147 ra->phy.mcs = FIELD_GET(RATE_CFG_MCS, rate); 2148 ra->phy.stbc = FIELD_GET(RATE_CFG_STBC, rate); 2149 2150 if (ra->phy.bw) 2151 ra->phy.ldpc = 7; 2152 else 2153 ra->phy.ldpc = FIELD_GET(RATE_CFG_LDPC, rate) * 7; 2154 2155 /* HT/VHT - SGI: 1, LGI: 0; HE - SGI: 0, MGI: 1, LGI: 2 */ 2156 if (ra->phy.type > MT_PHY_TYPE_VHT) 2157 ra->phy.sgi = ra->phy.mcs * 85; 2158 else 2159 ra->phy.sgi = ra->phy.mcs * 15; 2160 2161 out: 2162 return __mt76_mcu_skb_send_msg(&dev->mt76, skb, 2163 MCU_EXT_CMD_STA_REC_UPDATE, true); 2164 } 2165 2166 int mt7915_mcu_add_dev_info(struct mt7915_dev *dev, 2167 struct ieee80211_vif *vif, bool enable) 2168 { 2169 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2170 struct { 2171 struct req_hdr { 2172 u8 omac_idx; 2173 u8 dbdc_idx; 2174 __le16 tlv_num; 2175 u8 is_tlv_append; 2176 u8 rsv[3]; 2177 } __packed hdr; 2178 struct req_tlv { 2179 __le16 tag; 2180 __le16 len; 2181 u8 active; 2182 u8 dbdc_idx; 2183 u8 omac_addr[ETH_ALEN]; 2184 } __packed tlv; 2185 } data = { 2186 .hdr = { 2187 .omac_idx = mvif->omac_idx, 2188 .dbdc_idx = mvif->band_idx, 2189 .tlv_num = cpu_to_le16(1), 2190 .is_tlv_append = 1, 2191 }, 2192 .tlv = { 2193 .tag = cpu_to_le16(DEV_INFO_ACTIVE), 2194 .len = cpu_to_le16(sizeof(struct req_tlv)), 2195 .active = enable, 2196 .dbdc_idx = mvif->band_idx, 2197 }, 2198 }; 2199 2200 memcpy(data.tlv.omac_addr, vif->addr, ETH_ALEN); 2201 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_DEV_INFO_UPDATE, 2202 &data, sizeof(data), true); 2203 } 2204 2205 static void 2206 mt7915_mcu_beacon_csa(struct sk_buff *rskb, struct sk_buff *skb, 2207 struct bss_info_bcn *bcn, 2208 struct ieee80211_mutable_offsets *offs) 2209 { 2210 if (offs->csa_counter_offs[0]) { 2211 struct tlv *tlv; 2212 struct bss_info_bcn_csa *csa; 2213 2214 tlv = mt7915_mcu_add_nested_subtlv(rskb, BSS_INFO_BCN_CSA, 2215 sizeof(*csa), &bcn->sub_ntlv, 2216 &bcn->len); 2217 csa = (struct bss_info_bcn_csa *)tlv; 2218 csa->cnt = skb->data[offs->csa_counter_offs[0]]; 2219 } 2220 } 2221 2222 static void 2223 mt7915_mcu_beacon_cont(struct mt7915_dev *dev, struct sk_buff *rskb, 2224 struct sk_buff *skb, struct bss_info_bcn *bcn, 2225 struct ieee80211_mutable_offsets *offs) 2226 { 2227 struct mt76_wcid *wcid = &dev->mt76.global_wcid; 2228 struct bss_info_bcn_cont *cont; 2229 struct tlv *tlv; 2230 u8 *buf; 2231 int len = sizeof(*cont) + MT_TXD_SIZE + skb->len; 2232 2233 tlv = mt7915_mcu_add_nested_subtlv(rskb, BSS_INFO_BCN_CONTENT, 2234 len, &bcn->sub_ntlv, &bcn->len); 2235 2236 cont = (struct bss_info_bcn_cont *)tlv; 2237 cont->pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len); 2238 cont->tim_ofs = cpu_to_le16(offs->tim_offset); 2239 2240 if (offs->csa_counter_offs[0]) 2241 cont->csa_ofs = cpu_to_le16(offs->csa_counter_offs[0] - 4); 2242 2243 buf = (u8 *)tlv + sizeof(*cont); 2244 mt7915_mac_write_txwi(dev, (__le32 *)buf, skb, wcid, NULL, 2245 true); 2246 memcpy(buf + MT_TXD_SIZE, skb->data, skb->len); 2247 } 2248 2249 int mt7915_mcu_add_beacon(struct ieee80211_hw *hw, 2250 struct ieee80211_vif *vif, int en) 2251 { 2252 #define MAX_BEACON_SIZE 512 2253 struct mt7915_dev *dev = mt7915_hw_dev(hw); 2254 struct mt7915_phy *phy = mt7915_hw_phy(hw); 2255 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2256 struct ieee80211_mutable_offsets offs; 2257 struct ieee80211_tx_info *info; 2258 struct sk_buff *skb, *rskb; 2259 struct tlv *tlv; 2260 struct bss_info_bcn *bcn; 2261 int len = MT7915_BEACON_UPDATE_SIZE + MAX_BEACON_SIZE; 2262 2263 rskb = mt7915_mcu_alloc_sta_req(dev, mvif, NULL, len); 2264 if (IS_ERR(rskb)) 2265 return PTR_ERR(rskb); 2266 2267 tlv = mt7915_mcu_add_tlv(rskb, BSS_INFO_OFFLOAD, sizeof(*bcn)); 2268 bcn = (struct bss_info_bcn *)tlv; 2269 bcn->enable = en; 2270 2271 skb = ieee80211_beacon_get_template(hw, vif, &offs); 2272 if (!skb) 2273 return -EINVAL; 2274 2275 if (skb->len > MAX_BEACON_SIZE - MT_TXD_SIZE) { 2276 dev_err(dev->mt76.dev, "Bcn size limit exceed\n"); 2277 dev_kfree_skb(skb); 2278 return -EINVAL; 2279 } 2280 2281 if (mvif->band_idx) { 2282 info = IEEE80211_SKB_CB(skb); 2283 info->hw_queue |= MT_TX_HW_QUEUE_EXT_PHY; 2284 } 2285 2286 /* TODO: subtag - bss color count & 11v MBSSID */ 2287 mt7915_mcu_beacon_csa(rskb, skb, bcn, &offs); 2288 mt7915_mcu_beacon_cont(dev, rskb, skb, bcn, &offs); 2289 dev_kfree_skb(skb); 2290 2291 return __mt76_mcu_skb_send_msg(&phy->dev->mt76, rskb, 2292 MCU_EXT_CMD_BSS_INFO_UPDATE, true); 2293 } 2294 2295 static int mt7915_mcu_send_firmware(struct mt7915_dev *dev, const void *data, 2296 int len) 2297 { 2298 int ret = 0, cur_len; 2299 2300 while (len > 0) { 2301 cur_len = min_t(int, 4096 - sizeof(struct mt7915_mcu_txd), 2302 len); 2303 2304 ret = __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_FW_SCATTER, 2305 data, cur_len, false); 2306 if (ret) 2307 break; 2308 2309 data += cur_len; 2310 len -= cur_len; 2311 mt76_queue_tx_cleanup(dev, MT_TXQ_FWDL, false); 2312 } 2313 2314 return ret; 2315 } 2316 2317 static int mt7915_mcu_start_firmware(struct mt7915_dev *dev, u32 addr, 2318 u32 option) 2319 { 2320 struct { 2321 __le32 option; 2322 __le32 addr; 2323 } req = { 2324 .option = cpu_to_le32(option), 2325 .addr = cpu_to_le32(addr), 2326 }; 2327 2328 return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_FW_START_REQ, 2329 &req, sizeof(req), true); 2330 } 2331 2332 static int mt7915_mcu_restart(struct mt76_dev *dev) 2333 { 2334 struct { 2335 u8 power_mode; 2336 u8 rsv[3]; 2337 } req = { 2338 .power_mode = 1, 2339 }; 2340 2341 return __mt76_mcu_send_msg(dev, -MCU_CMD_NIC_POWER_CTRL, &req, 2342 sizeof(req), false); 2343 } 2344 2345 static int mt7915_mcu_patch_sem_ctrl(struct mt7915_dev *dev, bool get) 2346 { 2347 struct { 2348 __le32 op; 2349 } req = { 2350 .op = cpu_to_le32(get ? PATCH_SEM_GET : PATCH_SEM_RELEASE), 2351 }; 2352 2353 return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_PATCH_SEM_CONTROL, 2354 &req, sizeof(req), true); 2355 } 2356 2357 static int mt7915_mcu_start_patch(struct mt7915_dev *dev) 2358 { 2359 struct { 2360 u8 check_crc; 2361 u8 reserved[3]; 2362 } req = { 2363 .check_crc = 0, 2364 }; 2365 2366 return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_PATCH_FINISH_REQ, 2367 &req, sizeof(req), true); 2368 } 2369 2370 static int mt7915_driver_own(struct mt7915_dev *dev) 2371 { 2372 u32 reg = mt7915_reg_map_l1(dev, MT_TOP_LPCR_HOST_BAND0); 2373 2374 mt76_wr(dev, reg, MT_TOP_LPCR_HOST_DRV_OWN); 2375 if (!mt76_poll_msec(dev, reg, MT_TOP_LPCR_HOST_FW_OWN, 2376 0, 500)) { 2377 dev_err(dev->mt76.dev, "Timeout for driver own\n"); 2378 return -EIO; 2379 } 2380 2381 return 0; 2382 } 2383 2384 static int mt7915_mcu_init_download(struct mt7915_dev *dev, u32 addr, 2385 u32 len, u32 mode) 2386 { 2387 struct { 2388 __le32 addr; 2389 __le32 len; 2390 __le32 mode; 2391 } req = { 2392 .addr = cpu_to_le32(addr), 2393 .len = cpu_to_le32(len), 2394 .mode = cpu_to_le32(mode), 2395 }; 2396 int attr; 2397 2398 if (req.addr == cpu_to_le32(MCU_PATCH_ADDRESS)) 2399 attr = -MCU_CMD_PATCH_START_REQ; 2400 else 2401 attr = -MCU_CMD_TARGET_ADDRESS_LEN_REQ; 2402 2403 return __mt76_mcu_send_msg(&dev->mt76, attr, &req, sizeof(req), true); 2404 } 2405 2406 static int mt7915_load_patch(struct mt7915_dev *dev) 2407 { 2408 const struct mt7915_patch_hdr *hdr; 2409 const struct firmware *fw = NULL; 2410 int i, ret, sem; 2411 2412 sem = mt7915_mcu_patch_sem_ctrl(dev, 1); 2413 switch (sem) { 2414 case PATCH_IS_DL: 2415 return 0; 2416 case PATCH_NOT_DL_SEM_SUCCESS: 2417 break; 2418 default: 2419 dev_err(dev->mt76.dev, "Failed to get patch semaphore\n"); 2420 return -EAGAIN; 2421 } 2422 2423 ret = request_firmware(&fw, MT7915_ROM_PATCH, dev->mt76.dev); 2424 if (ret) 2425 goto out; 2426 2427 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 2428 dev_err(dev->mt76.dev, "Invalid firmware\n"); 2429 ret = -EINVAL; 2430 goto out; 2431 } 2432 2433 hdr = (const struct mt7915_patch_hdr *)(fw->data); 2434 2435 dev_info(dev->mt76.dev, "HW/SW Version: 0x%x, Build Time: %.16s\n", 2436 be32_to_cpu(hdr->hw_sw_ver), hdr->build_date); 2437 2438 for (i = 0; i < be32_to_cpu(hdr->desc.n_region); i++) { 2439 struct mt7915_patch_sec *sec; 2440 const u8 *dl; 2441 u32 len, addr; 2442 2443 sec = (struct mt7915_patch_sec *)(fw->data + sizeof(*hdr) + 2444 i * sizeof(*sec)); 2445 if ((be32_to_cpu(sec->type) & PATCH_SEC_TYPE_MASK) != 2446 PATCH_SEC_TYPE_INFO) { 2447 ret = -EINVAL; 2448 goto out; 2449 } 2450 2451 addr = be32_to_cpu(sec->info.addr); 2452 len = be32_to_cpu(sec->info.len); 2453 dl = fw->data + be32_to_cpu(sec->offs); 2454 2455 ret = mt7915_mcu_init_download(dev, addr, len, 2456 DL_MODE_NEED_RSP); 2457 if (ret) { 2458 dev_err(dev->mt76.dev, "Download request failed\n"); 2459 goto out; 2460 } 2461 2462 ret = mt7915_mcu_send_firmware(dev, dl, len); 2463 if (ret) { 2464 dev_err(dev->mt76.dev, "Failed to send patch\n"); 2465 goto out; 2466 } 2467 } 2468 2469 ret = mt7915_mcu_start_patch(dev); 2470 if (ret) 2471 dev_err(dev->mt76.dev, "Failed to start patch\n"); 2472 2473 out: 2474 sem = mt7915_mcu_patch_sem_ctrl(dev, 0); 2475 switch (sem) { 2476 case PATCH_REL_SEM_SUCCESS: 2477 break; 2478 default: 2479 ret = -EAGAIN; 2480 dev_err(dev->mt76.dev, "Failed to release patch semaphore\n"); 2481 goto out; 2482 } 2483 release_firmware(fw); 2484 2485 return ret; 2486 } 2487 2488 static u32 mt7915_mcu_gen_dl_mode(u8 feature_set, bool is_wa) 2489 { 2490 u32 ret = 0; 2491 2492 ret |= (feature_set & FW_FEATURE_SET_ENCRYPT) ? 2493 (DL_MODE_ENCRYPT | DL_MODE_RESET_SEC_IV) : 0; 2494 ret |= FIELD_PREP(DL_MODE_KEY_IDX, 2495 FIELD_GET(FW_FEATURE_SET_KEY_IDX, feature_set)); 2496 ret |= DL_MODE_NEED_RSP; 2497 ret |= is_wa ? DL_MODE_WORKING_PDA_CR4 : 0; 2498 2499 return ret; 2500 } 2501 2502 static int 2503 mt7915_mcu_send_ram_firmware(struct mt7915_dev *dev, 2504 const struct mt7915_fw_trailer *hdr, 2505 const u8 *data, bool is_wa) 2506 { 2507 int i, offset = 0; 2508 u32 override = 0, option = 0; 2509 2510 for (i = 0; i < hdr->n_region; i++) { 2511 const struct mt7915_fw_region *region; 2512 int err; 2513 u32 len, addr, mode; 2514 2515 region = (const struct mt7915_fw_region *)((const u8 *)hdr - 2516 (hdr->n_region - i) * sizeof(*region)); 2517 mode = mt7915_mcu_gen_dl_mode(region->feature_set, is_wa); 2518 len = le32_to_cpu(region->len); 2519 addr = le32_to_cpu(region->addr); 2520 2521 if (region->feature_set & FW_FEATURE_OVERRIDE_ADDR) 2522 override = addr; 2523 2524 err = mt7915_mcu_init_download(dev, addr, len, mode); 2525 if (err) { 2526 dev_err(dev->mt76.dev, "Download request failed\n"); 2527 return err; 2528 } 2529 2530 err = mt7915_mcu_send_firmware(dev, data + offset, len); 2531 if (err) { 2532 dev_err(dev->mt76.dev, "Failed to send firmware.\n"); 2533 return err; 2534 } 2535 2536 offset += len; 2537 } 2538 2539 if (override) 2540 option |= FW_START_OVERRIDE; 2541 2542 if (is_wa) 2543 option |= FW_START_WORKING_PDA_CR4; 2544 2545 return mt7915_mcu_start_firmware(dev, override, option); 2546 } 2547 2548 static int mt7915_load_ram(struct mt7915_dev *dev) 2549 { 2550 const struct mt7915_fw_trailer *hdr; 2551 const struct firmware *fw; 2552 int ret; 2553 2554 ret = request_firmware(&fw, MT7915_FIRMWARE_WM, dev->mt76.dev); 2555 if (ret) 2556 return ret; 2557 2558 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 2559 dev_err(dev->mt76.dev, "Invalid firmware\n"); 2560 ret = -EINVAL; 2561 goto out; 2562 } 2563 2564 hdr = (const struct mt7915_fw_trailer *)(fw->data + fw->size - 2565 sizeof(*hdr)); 2566 2567 dev_info(dev->mt76.dev, "WM Firmware Version: %.10s, Build Time: %.15s\n", 2568 hdr->fw_ver, hdr->build_date); 2569 2570 ret = mt7915_mcu_send_ram_firmware(dev, hdr, fw->data, false); 2571 if (ret) { 2572 dev_err(dev->mt76.dev, "Failed to start WM firmware\n"); 2573 goto out; 2574 } 2575 2576 release_firmware(fw); 2577 2578 ret = request_firmware(&fw, MT7915_FIRMWARE_WA, dev->mt76.dev); 2579 if (ret) 2580 return ret; 2581 2582 if (!fw || !fw->data || fw->size < sizeof(*hdr)) { 2583 dev_err(dev->mt76.dev, "Invalid firmware\n"); 2584 ret = -EINVAL; 2585 goto out; 2586 } 2587 2588 hdr = (const struct mt7915_fw_trailer *)(fw->data + fw->size - 2589 sizeof(*hdr)); 2590 2591 dev_info(dev->mt76.dev, "WA Firmware Version: %.10s, Build Time: %.15s\n", 2592 hdr->fw_ver, hdr->build_date); 2593 2594 ret = mt7915_mcu_send_ram_firmware(dev, hdr, fw->data, true); 2595 if (ret) { 2596 dev_err(dev->mt76.dev, "Failed to start WA firmware\n"); 2597 goto out; 2598 } 2599 2600 snprintf(dev->mt76.hw->wiphy->fw_version, 2601 sizeof(dev->mt76.hw->wiphy->fw_version), 2602 "%.10s-%.15s", hdr->fw_ver, hdr->build_date); 2603 2604 out: 2605 release_firmware(fw); 2606 2607 return ret; 2608 } 2609 2610 static int mt7915_load_firmware(struct mt7915_dev *dev) 2611 { 2612 int ret; 2613 u32 val, reg = mt7915_reg_map_l1(dev, MT_TOP_MISC); 2614 2615 val = FIELD_PREP(MT_TOP_MISC_FW_STATE, FW_STATE_FW_DOWNLOAD); 2616 2617 if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, val, 1000)) { 2618 /* restart firmware once */ 2619 __mt76_mcu_restart(&dev->mt76); 2620 if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, 2621 val, 1000)) { 2622 dev_err(dev->mt76.dev, 2623 "Firmware is not ready for download\n"); 2624 return -EIO; 2625 } 2626 } 2627 2628 ret = mt7915_load_patch(dev); 2629 if (ret) 2630 return ret; 2631 2632 ret = mt7915_load_ram(dev); 2633 if (ret) 2634 return ret; 2635 2636 if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, 2637 FIELD_PREP(MT_TOP_MISC_FW_STATE, 2638 FW_STATE_WACPU_RDY), 1000)) { 2639 dev_err(dev->mt76.dev, "Timeout for initializing firmware\n"); 2640 return -EIO; 2641 } 2642 2643 mt76_queue_tx_cleanup(dev, MT_TXQ_FWDL, false); 2644 2645 dev_dbg(dev->mt76.dev, "Firmware init done\n"); 2646 2647 return 0; 2648 } 2649 2650 int mt7915_mcu_fw_log_2_host(struct mt7915_dev *dev, u8 ctrl) 2651 { 2652 struct { 2653 u8 ctrl_val; 2654 u8 pad[3]; 2655 } data = { 2656 .ctrl_val = ctrl 2657 }; 2658 2659 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_FW_LOG_2_HOST, 2660 &data, sizeof(data), true); 2661 } 2662 2663 int mt7915_mcu_fw_dbg_ctrl(struct mt7915_dev *dev, u32 module, u8 level) 2664 { 2665 struct { 2666 u8 ver; 2667 u8 pad; 2668 u16 len; 2669 u8 level; 2670 u8 rsv[3]; 2671 __le32 module_idx; 2672 } data = { 2673 .module_idx = cpu_to_le32(module), 2674 .level = level, 2675 }; 2676 2677 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_FW_DBG_CTRL, 2678 &data, sizeof(data), false); 2679 } 2680 2681 int mt7915_mcu_init(struct mt7915_dev *dev) 2682 { 2683 static const struct mt76_mcu_ops mt7915_mcu_ops = { 2684 .headroom = sizeof(struct mt7915_mcu_txd), 2685 .mcu_skb_send_msg = mt7915_mcu_send_message, 2686 .mcu_send_msg = mt7915_mcu_msg_send, 2687 .mcu_restart = mt7915_mcu_restart, 2688 }; 2689 int ret; 2690 2691 dev->mt76.mcu_ops = &mt7915_mcu_ops, 2692 2693 ret = mt7915_driver_own(dev); 2694 if (ret) 2695 return ret; 2696 2697 ret = mt7915_load_firmware(dev); 2698 if (ret) 2699 return ret; 2700 2701 set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); 2702 mt7915_mcu_fw_log_2_host(dev, 0); 2703 2704 return 0; 2705 } 2706 2707 void mt7915_mcu_exit(struct mt7915_dev *dev) 2708 { 2709 u32 reg = mt7915_reg_map_l1(dev, MT_TOP_MISC); 2710 2711 __mt76_mcu_restart(&dev->mt76); 2712 if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, 2713 FIELD_PREP(MT_TOP_MISC_FW_STATE, 2714 FW_STATE_FW_DOWNLOAD), 1000)) { 2715 dev_err(dev->mt76.dev, "Failed to exit mcu\n"); 2716 return; 2717 } 2718 2719 reg = mt7915_reg_map_l1(dev, MT_TOP_LPCR_HOST_BAND0); 2720 mt76_wr(dev, reg, MT_TOP_LPCR_HOST_FW_OWN); 2721 skb_queue_purge(&dev->mt76.mcu.res_q); 2722 } 2723 2724 int mt7915_mcu_set_mac(struct mt7915_dev *dev, int band, 2725 bool enable, bool hdr_trans) 2726 { 2727 struct { 2728 u8 operation; 2729 u8 enable; 2730 u8 check_bssid; 2731 u8 insert_vlan; 2732 u8 remove_vlan; 2733 u8 tid; 2734 u8 mode; 2735 u8 rsv; 2736 } __packed req_trans = { 2737 .enable = hdr_trans, 2738 }; 2739 struct { 2740 u8 enable; 2741 u8 band; 2742 u8 rsv[2]; 2743 } __packed req_mac = { 2744 .enable = enable, 2745 .band = band, 2746 }; 2747 int ret; 2748 2749 ret = __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_RX_HDR_TRANS, 2750 &req_trans, sizeof(req_trans), false); 2751 if (ret) 2752 return ret; 2753 2754 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_MAC_INIT_CTRL, 2755 &req_mac, sizeof(req_mac), true); 2756 } 2757 2758 int mt7915_mcu_set_scs(struct mt7915_dev *dev, u8 band, bool enable) 2759 { 2760 struct { 2761 __le32 cmd; 2762 u8 band; 2763 u8 enable; 2764 } __packed req = { 2765 .cmd = cpu_to_le32(SCS_ENABLE), 2766 .band = band, 2767 .enable = enable + 1, 2768 }; 2769 2770 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SCS_CTRL, &req, 2771 sizeof(req), false); 2772 } 2773 2774 int mt7915_mcu_set_rts_thresh(struct mt7915_phy *phy, u32 val) 2775 { 2776 struct mt7915_dev *dev = phy->dev; 2777 struct { 2778 u8 prot_idx; 2779 u8 band; 2780 u8 rsv[2]; 2781 __le32 len_thresh; 2782 __le32 pkt_thresh; 2783 } __packed req = { 2784 .prot_idx = 1, 2785 .band = phy != &dev->phy, 2786 .len_thresh = cpu_to_le32(val), 2787 .pkt_thresh = cpu_to_le32(0x2), 2788 }; 2789 2790 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_PROTECT_CTRL, 2791 &req, sizeof(req), true); 2792 } 2793 2794 int mt7915_mcu_set_tx(struct mt7915_dev *dev, struct ieee80211_vif *vif) 2795 { 2796 #define WMM_AIFS_SET BIT(0) 2797 #define WMM_CW_MIN_SET BIT(1) 2798 #define WMM_CW_MAX_SET BIT(2) 2799 #define WMM_TXOP_SET BIT(3) 2800 #define WMM_PARAM_SET GENMASK(3, 0) 2801 #define TX_CMD_MODE 1 2802 struct edca { 2803 u8 queue; 2804 u8 set; 2805 u8 aifs; 2806 u8 cw_min; 2807 __le16 cw_max; 2808 __le16 txop; 2809 }; 2810 struct mt7915_mcu_tx { 2811 u8 total; 2812 u8 action; 2813 u8 valid; 2814 u8 mode; 2815 2816 struct edca edca[IEEE80211_NUM_ACS]; 2817 } __packed req = { 2818 .valid = true, 2819 .mode = TX_CMD_MODE, 2820 .total = IEEE80211_NUM_ACS, 2821 }; 2822 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 2823 int ac; 2824 2825 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { 2826 struct edca *e = &req.edca[ac]; 2827 2828 e->queue = ac + mvif->wmm_idx * MT7915_MAX_WMM_SETS; 2829 e->aifs = mvif->wmm[ac].aifs; 2830 e->txop = cpu_to_le16(mvif->wmm[ac].txop); 2831 2832 if (mvif->wmm[ac].cw_min) 2833 e->cw_min = fls(mvif->wmm[ac].cw_max); 2834 else 2835 e->cw_min = 5; 2836 2837 if (mvif->wmm[ac].cw_max) 2838 e->cw_max = cpu_to_le16(fls(mvif->wmm[ac].cw_max)); 2839 else 2840 e->cw_max = cpu_to_le16(10); 2841 } 2842 2843 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EDCA_UPDATE, 2844 &req, sizeof(req), true); 2845 } 2846 2847 int mt7915_mcu_set_pm(struct mt7915_dev *dev, int band, int enter) 2848 { 2849 #define ENTER_PM_STATE 1 2850 #define EXIT_PM_STATE 2 2851 struct { 2852 u8 pm_number; 2853 u8 pm_state; 2854 u8 bssid[ETH_ALEN]; 2855 u8 dtim_period; 2856 u8 wlan_idx_lo; 2857 __le16 bcn_interval; 2858 __le32 aid; 2859 __le32 rx_filter; 2860 u8 band_idx; 2861 u8 wlan_idx_hi; 2862 u8 rsv[2]; 2863 __le32 feature; 2864 u8 omac_idx; 2865 u8 wmm_idx; 2866 u8 bcn_loss_cnt; 2867 u8 bcn_sp_duration; 2868 } __packed req = { 2869 .pm_number = 5, 2870 .pm_state = (enter) ? ENTER_PM_STATE : EXIT_PM_STATE, 2871 .band_idx = band, 2872 }; 2873 2874 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_PM_STATE_CTRL, 2875 &req, sizeof(req), true); 2876 } 2877 2878 int mt7915_mcu_rdd_cmd(struct mt7915_dev *dev, 2879 enum mt7915_rdd_cmd cmd, u8 index, 2880 u8 rx_sel, u8 val) 2881 { 2882 struct { 2883 u8 ctrl; 2884 u8 rdd_idx; 2885 u8 rdd_rx_sel; 2886 u8 val; 2887 u8 rsv[4]; 2888 } __packed req = { 2889 .ctrl = cmd, 2890 .rdd_idx = index, 2891 .rdd_rx_sel = rx_sel, 2892 .val = val, 2893 }; 2894 2895 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_CTRL, 2896 &req, sizeof(req), true); 2897 } 2898 2899 int mt7915_mcu_set_fcc5_lpn(struct mt7915_dev *dev, int val) 2900 { 2901 struct { 2902 u32 tag; 2903 u16 min_lpn; 2904 u8 rsv[2]; 2905 } __packed req = { 2906 .tag = 0x1, 2907 .min_lpn = val, 2908 }; 2909 2910 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH, 2911 &req, sizeof(req), true); 2912 } 2913 2914 int mt7915_mcu_set_pulse_th(struct mt7915_dev *dev, 2915 const struct mt7915_dfs_pulse *pulse) 2916 { 2917 struct { 2918 u32 tag; 2919 struct mt7915_dfs_pulse pulse; 2920 } __packed req = { 2921 .tag = 0x3, 2922 }; 2923 2924 memcpy(&req.pulse, pulse, sizeof(*pulse)); 2925 2926 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH, 2927 &req, sizeof(req), true); 2928 } 2929 2930 int mt7915_mcu_set_radar_th(struct mt7915_dev *dev, int index, 2931 const struct mt7915_dfs_pattern *pattern) 2932 { 2933 struct { 2934 u32 tag; 2935 u16 radar_type; 2936 struct mt7915_dfs_pattern pattern; 2937 } __packed req = { 2938 .tag = 0x2, 2939 .radar_type = index, 2940 }; 2941 2942 memcpy(&req.pattern, pattern, sizeof(*pattern)); 2943 2944 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH, 2945 &req, sizeof(req), true); 2946 } 2947 2948 int mt7915_mcu_set_chan_info(struct mt7915_phy *phy, int cmd) 2949 { 2950 struct mt7915_dev *dev = phy->dev; 2951 struct cfg80211_chan_def *chandef = &phy->mt76->chandef; 2952 int freq1 = chandef->center_freq1; 2953 struct { 2954 u8 control_ch; 2955 u8 center_ch; 2956 u8 bw; 2957 u8 tx_streams_num; 2958 u8 rx_streams; /* mask or num */ 2959 u8 switch_reason; 2960 u8 band_idx; 2961 u8 center_ch2; /* for 80+80 only */ 2962 __le16 cac_case; 2963 u8 channel_band; 2964 u8 rsv0; 2965 __le32 outband_freq; 2966 u8 txpower_drop; 2967 u8 ap_bw; 2968 u8 ap_center_ch; 2969 u8 rsv1[57]; 2970 } __packed req = { 2971 .control_ch = chandef->chan->hw_value, 2972 .center_ch = ieee80211_frequency_to_channel(freq1), 2973 .bw = mt7915_mcu_chan_bw(chandef), 2974 .tx_streams_num = hweight8(phy->mt76->antenna_mask), 2975 .rx_streams = phy->chainmask, 2976 .band_idx = phy != &dev->phy, 2977 .channel_band = chandef->chan->band, 2978 }; 2979 2980 if ((chandef->chan->flags & IEEE80211_CHAN_RADAR) && 2981 chandef->chan->dfs_state != NL80211_DFS_AVAILABLE) 2982 req.switch_reason = CH_SWITCH_DFS; 2983 else 2984 req.switch_reason = CH_SWITCH_NORMAL; 2985 2986 if (cmd == MCU_EXT_CMD_CHANNEL_SWITCH) 2987 req.rx_streams = hweight8(req.rx_streams); 2988 2989 if (chandef->width == NL80211_CHAN_WIDTH_80P80) { 2990 int freq2 = chandef->center_freq2; 2991 2992 req.center_ch2 = ieee80211_frequency_to_channel(freq2); 2993 } 2994 2995 return __mt76_mcu_send_msg(&dev->mt76, cmd, &req, sizeof(req), true); 2996 } 2997 2998 int mt7915_mcu_set_eeprom(struct mt7915_dev *dev) 2999 { 3000 struct req_hdr { 3001 u8 buffer_mode; 3002 u8 format; 3003 __le16 len; 3004 } __packed req = { 3005 .buffer_mode = EE_MODE_EFUSE, 3006 .format = EE_FORMAT_WHOLE, 3007 }; 3008 3009 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EFUSE_BUFFER_MODE, 3010 &req, sizeof(req), true); 3011 } 3012 3013 int mt7915_mcu_get_eeprom(struct mt7915_dev *dev, u32 offset) 3014 { 3015 struct mt7915_mcu_eeprom_info req = { 3016 .addr = cpu_to_le32(round_down(offset, 16)), 3017 }; 3018 3019 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EFUSE_ACCESS, &req, 3020 sizeof(req), true); 3021 } 3022 3023 int mt7915_mcu_get_temperature(struct mt7915_dev *dev, int index) 3024 { 3025 struct { 3026 u8 ctrl_id; 3027 u8 action; 3028 u8 band; 3029 u8 rsv[5]; 3030 } req = { 3031 .ctrl_id = THERMAL_SENSOR_TEMP_QUERY, 3032 .action = index, 3033 }; 3034 3035 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_THERMAL_CTRL, &req, 3036 sizeof(req), true); 3037 } 3038 3039 int mt7915_mcu_get_rate_info(struct mt7915_dev *dev, u32 cmd, u16 wlan_idx) 3040 { 3041 struct { 3042 __le32 cmd; 3043 __le16 wlan_idx; 3044 __le16 ru_idx; 3045 __le16 direction; 3046 __le16 dump_group; 3047 } req = { 3048 .cmd = cpu_to_le32(cmd), 3049 .wlan_idx = cpu_to_le16(wlan_idx), 3050 .dump_group = cpu_to_le16(1), 3051 }; 3052 3053 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_RATE_CTRL, &req, 3054 sizeof(req), false); 3055 } 3056 3057 int mt7915_mcu_set_sku(struct mt7915_phy *phy) 3058 { 3059 struct mt7915_dev *dev = phy->dev; 3060 struct mt76_phy *mphy = phy->mt76; 3061 struct ieee80211_hw *hw = mphy->hw; 3062 struct mt7915_sku_val { 3063 u8 format_id; 3064 u8 limit_type; 3065 u8 dbdc_idx; 3066 s8 val[MT7915_SKU_RATE_NUM]; 3067 } __packed req = { 3068 .format_id = 4, 3069 .dbdc_idx = phy != &dev->phy, 3070 }; 3071 int i; 3072 s8 *delta; 3073 3074 delta = dev->rate_power[mphy->chandef.chan->band]; 3075 mphy->txpower_cur = hw->conf.power_level * 2 + 3076 delta[MT7915_SKU_MAX_DELTA_IDX]; 3077 3078 for (i = 0; i < MT7915_SKU_RATE_NUM; i++) 3079 req.val[i] = hw->conf.power_level * 2 + delta[i]; 3080 3081 return __mt76_mcu_send_msg(&dev->mt76, 3082 MCU_EXT_CMD_TX_POWER_FEATURE_CTRL, 3083 &req, sizeof(req), true); 3084 } 3085 3086 int mt7915_mcu_set_sku_en(struct mt7915_phy *phy, bool enable) 3087 { 3088 struct mt7915_dev *dev = phy->dev; 3089 struct mt7915_sku { 3090 u8 format_id; 3091 u8 sku_enable; 3092 u8 dbdc_idx; 3093 u8 rsv; 3094 } __packed req = { 3095 .format_id = 0, 3096 .dbdc_idx = phy != &dev->phy, 3097 .sku_enable = enable, 3098 }; 3099 3100 return __mt76_mcu_send_msg(&dev->mt76, 3101 MCU_EXT_CMD_TX_POWER_FEATURE_CTRL, 3102 &req, sizeof(req), true); 3103 } 3104 3105 int mt7915_mcu_set_ser(struct mt7915_dev *dev, u8 action, u8 set, u8 band) 3106 { 3107 struct { 3108 u8 action; 3109 u8 set; 3110 u8 band; 3111 u8 rsv; 3112 } req = { 3113 .action = action, 3114 .set = set, 3115 .band = band, 3116 }; 3117 3118 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_SER_TRIGGER, 3119 &req, sizeof(req), false); 3120 } 3121 3122 int mt7915_mcu_set_txbf_type(struct mt7915_dev *dev) 3123 { 3124 #define MT_BF_TYPE_UPDATE 20 3125 struct { 3126 u8 action; 3127 bool ebf; 3128 bool ibf; 3129 u8 rsv; 3130 } __packed req = { 3131 .action = MT_BF_TYPE_UPDATE, 3132 .ebf = true, 3133 .ibf = false, 3134 }; 3135 3136 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_TXBF_ACTION, 3137 &req, sizeof(req), true); 3138 } 3139 3140 int mt7915_mcu_set_txbf_sounding(struct mt7915_dev *dev) 3141 { 3142 #define MT_BF_PROCESSING 4 3143 struct { 3144 u8 action; 3145 u8 snd_mode; 3146 u8 sta_num; 3147 u8 rsv; 3148 u8 wlan_idx[4]; 3149 __le32 snd_period; /* ms */ 3150 } __packed req = { 3151 .action = true, 3152 .snd_mode = MT_BF_PROCESSING, 3153 }; 3154 3155 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_TXBF_ACTION, 3156 &req, sizeof(req), true); 3157 } 3158 3159 int mt7915_mcu_add_obss_spr(struct mt7915_dev *dev, struct ieee80211_vif *vif, 3160 bool enable) 3161 { 3162 #define MT_SPR_ENABLE 1 3163 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; 3164 struct { 3165 u8 action; 3166 u8 arg_num; 3167 u8 band_idx; 3168 u8 status; 3169 u8 drop_tx_idx; 3170 u8 sta_idx; /* 256 sta */ 3171 u8 rsv[2]; 3172 u32 val; 3173 } __packed req = { 3174 .action = MT_SPR_ENABLE, 3175 .arg_num = 1, 3176 .band_idx = mvif->band_idx, 3177 .val = enable, 3178 }; 3179 3180 return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_SPR, 3181 &req, sizeof(req), true); 3182 } 3183