1 // SPDX-License-Identifier: ISC 2 /* Copyright (C) 2020 MediaTek Inc. */ 3 4 #include "mt76_connac_mcu.h" 5 6 int mt76_connac_mcu_start_firmware(struct mt76_dev *dev, u32 addr, u32 option) 7 { 8 struct { 9 __le32 option; 10 __le32 addr; 11 } req = { 12 .option = cpu_to_le32(option), 13 .addr = cpu_to_le32(addr), 14 }; 15 16 return mt76_mcu_send_msg(dev, MCU_CMD_FW_START_REQ, &req, sizeof(req), 17 true); 18 } 19 EXPORT_SYMBOL_GPL(mt76_connac_mcu_start_firmware); 20 21 int mt76_connac_mcu_patch_sem_ctrl(struct mt76_dev *dev, bool get) 22 { 23 u32 op = get ? PATCH_SEM_GET : PATCH_SEM_RELEASE; 24 struct { 25 __le32 op; 26 } req = { 27 .op = cpu_to_le32(op), 28 }; 29 30 return mt76_mcu_send_msg(dev, MCU_CMD_PATCH_SEM_CONTROL, &req, 31 sizeof(req), true); 32 } 33 EXPORT_SYMBOL_GPL(mt76_connac_mcu_patch_sem_ctrl); 34 35 int mt76_connac_mcu_start_patch(struct mt76_dev *dev) 36 { 37 struct { 38 u8 check_crc; 39 u8 reserved[3]; 40 } req = { 41 .check_crc = 0, 42 }; 43 44 return mt76_mcu_send_msg(dev, MCU_CMD_PATCH_FINISH_REQ, &req, 45 sizeof(req), true); 46 } 47 EXPORT_SYMBOL_GPL(mt76_connac_mcu_start_patch); 48 49 #define MCU_PATCH_ADDRESS 0x200000 50 51 int mt76_connac_mcu_init_download(struct mt76_dev *dev, u32 addr, u32 len, 52 u32 mode) 53 { 54 struct { 55 __le32 addr; 56 __le32 len; 57 __le32 mode; 58 } req = { 59 .addr = cpu_to_le32(addr), 60 .len = cpu_to_le32(len), 61 .mode = cpu_to_le32(mode), 62 }; 63 int cmd; 64 65 if (is_mt7921(dev) && 66 (req.addr == cpu_to_le32(MCU_PATCH_ADDRESS) || addr == 0x900000)) 67 cmd = MCU_CMD_PATCH_START_REQ; 68 else 69 cmd = MCU_CMD_TARGET_ADDRESS_LEN_REQ; 70 71 return mt76_mcu_send_msg(dev, cmd, &req, sizeof(req), true); 72 } 73 EXPORT_SYMBOL_GPL(mt76_connac_mcu_init_download); 74 75 int mt76_connac_mcu_set_channel_domain(struct mt76_phy *phy) 76 { 77 struct mt76_dev *dev = phy->dev; 78 struct mt76_connac_mcu_channel_domain { 79 u8 alpha2[4]; /* regulatory_request.alpha2 */ 80 u8 bw_2g; /* BW_20_40M 0 81 * BW_20M 1 82 * BW_20_40_80M 2 83 * BW_20_40_80_160M 3 84 * BW_20_40_80_8080M 4 85 */ 86 u8 bw_5g; 87 __le16 pad; 88 u8 n_2ch; 89 u8 n_5ch; 90 __le16 pad2; 91 } __packed hdr = { 92 .bw_2g = 0, 93 .bw_5g = 3, 94 }; 95 struct mt76_connac_mcu_chan { 96 __le16 hw_value; 97 __le16 pad; 98 __le32 flags; 99 } __packed channel; 100 int len, i, n_max_channels, n_2ch = 0, n_5ch = 0; 101 struct ieee80211_channel *chan; 102 struct sk_buff *skb; 103 104 n_max_channels = phy->sband_2g.sband.n_channels + 105 phy->sband_5g.sband.n_channels; 106 len = sizeof(hdr) + n_max_channels * sizeof(channel); 107 108 skb = mt76_mcu_msg_alloc(dev, NULL, len); 109 if (!skb) 110 return -ENOMEM; 111 112 skb_reserve(skb, sizeof(hdr)); 113 114 for (i = 0; i < phy->sband_2g.sband.n_channels; i++) { 115 chan = &phy->sband_2g.sband.channels[i]; 116 if (chan->flags & IEEE80211_CHAN_DISABLED) 117 continue; 118 119 channel.hw_value = cpu_to_le16(chan->hw_value); 120 channel.flags = cpu_to_le32(chan->flags); 121 channel.pad = 0; 122 123 skb_put_data(skb, &channel, sizeof(channel)); 124 n_2ch++; 125 } 126 for (i = 0; i < phy->sband_5g.sband.n_channels; i++) { 127 chan = &phy->sband_5g.sband.channels[i]; 128 if (chan->flags & IEEE80211_CHAN_DISABLED) 129 continue; 130 131 channel.hw_value = cpu_to_le16(chan->hw_value); 132 channel.flags = cpu_to_le32(chan->flags); 133 channel.pad = 0; 134 135 skb_put_data(skb, &channel, sizeof(channel)); 136 n_5ch++; 137 } 138 139 BUILD_BUG_ON(sizeof(dev->alpha2) > sizeof(hdr.alpha2)); 140 memcpy(hdr.alpha2, dev->alpha2, sizeof(dev->alpha2)); 141 hdr.n_2ch = n_2ch; 142 hdr.n_5ch = n_5ch; 143 144 memcpy(__skb_push(skb, sizeof(hdr)), &hdr, sizeof(hdr)); 145 146 return mt76_mcu_skb_send_msg(dev, skb, MCU_CMD_SET_CHAN_DOMAIN, false); 147 } 148 EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_channel_domain); 149 150 int mt76_connac_mcu_set_mac_enable(struct mt76_dev *dev, int band, bool enable, 151 bool hdr_trans) 152 { 153 struct { 154 u8 enable; 155 u8 band; 156 u8 rsv[2]; 157 } __packed req_mac = { 158 .enable = enable, 159 .band = band, 160 }; 161 162 return mt76_mcu_send_msg(dev, MCU_EXT_CMD_MAC_INIT_CTRL, &req_mac, 163 sizeof(req_mac), true); 164 } 165 EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_mac_enable); 166 167 int mt76_connac_mcu_set_vif_ps(struct mt76_dev *dev, struct ieee80211_vif *vif) 168 { 169 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 170 struct { 171 u8 bss_idx; 172 u8 ps_state; /* 0: device awake 173 * 1: static power save 174 * 2: dynamic power saving 175 */ 176 } req = { 177 .bss_idx = mvif->idx, 178 .ps_state = vif->bss_conf.ps ? 2 : 0, 179 }; 180 181 if (vif->type != NL80211_IFTYPE_STATION) 182 return -EOPNOTSUPP; 183 184 return mt76_mcu_send_msg(dev, MCU_CMD_SET_PS_PROFILE, &req, 185 sizeof(req), false); 186 } 187 EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_vif_ps); 188 189 int mt76_connac_mcu_set_rts_thresh(struct mt76_dev *dev, u32 val, u8 band) 190 { 191 struct { 192 u8 prot_idx; 193 u8 band; 194 u8 rsv[2]; 195 __le32 len_thresh; 196 __le32 pkt_thresh; 197 } __packed req = { 198 .prot_idx = 1, 199 .band = band, 200 .len_thresh = cpu_to_le32(val), 201 .pkt_thresh = cpu_to_le32(0x2), 202 }; 203 204 return mt76_mcu_send_msg(dev, MCU_EXT_CMD_PROTECT_CTRL, &req, 205 sizeof(req), true); 206 } 207 EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_rts_thresh); 208 209 void mt76_connac_mcu_beacon_loss_iter(void *priv, u8 *mac, 210 struct ieee80211_vif *vif) 211 { 212 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 213 struct mt76_connac_beacon_loss_event *event = priv; 214 215 if (mvif->idx != event->bss_idx) 216 return; 217 218 if (!(vif->driver_flags & IEEE80211_VIF_BEACON_FILTER)) 219 return; 220 221 ieee80211_beacon_loss(vif); 222 } 223 EXPORT_SYMBOL_GPL(mt76_connac_mcu_beacon_loss_iter); 224 225 struct tlv * 226 mt76_connac_mcu_add_nested_tlv(struct sk_buff *skb, int tag, int len, 227 void *sta_ntlv, void *sta_wtbl) 228 { 229 struct sta_ntlv_hdr *ntlv_hdr = sta_ntlv; 230 struct tlv *sta_hdr = sta_wtbl; 231 struct tlv *ptlv, tlv = { 232 .tag = cpu_to_le16(tag), 233 .len = cpu_to_le16(len), 234 }; 235 u16 ntlv; 236 237 ptlv = skb_put(skb, len); 238 memcpy(ptlv, &tlv, sizeof(tlv)); 239 240 ntlv = le16_to_cpu(ntlv_hdr->tlv_num); 241 ntlv_hdr->tlv_num = cpu_to_le16(ntlv + 1); 242 243 if (sta_hdr) { 244 u16 size = le16_to_cpu(sta_hdr->len); 245 246 sta_hdr->len = cpu_to_le16(size + len); 247 } 248 249 return ptlv; 250 } 251 EXPORT_SYMBOL_GPL(mt76_connac_mcu_add_nested_tlv); 252 253 struct sk_buff * 254 mt76_connac_mcu_alloc_sta_req(struct mt76_dev *dev, struct mt76_vif *mvif, 255 struct mt76_wcid *wcid) 256 { 257 struct sta_req_hdr hdr = { 258 .bss_idx = mvif->idx, 259 .muar_idx = wcid ? mvif->omac_idx : 0, 260 .is_tlv_append = 1, 261 }; 262 struct sk_buff *skb; 263 264 mt76_connac_mcu_get_wlan_idx(dev, wcid, &hdr.wlan_idx_lo, 265 &hdr.wlan_idx_hi); 266 skb = mt76_mcu_msg_alloc(dev, NULL, MT76_CONNAC_STA_UPDATE_MAX_SIZE); 267 if (!skb) 268 return ERR_PTR(-ENOMEM); 269 270 skb_put_data(skb, &hdr, sizeof(hdr)); 271 272 return skb; 273 } 274 EXPORT_SYMBOL_GPL(mt76_connac_mcu_alloc_sta_req); 275 276 struct wtbl_req_hdr * 277 mt76_connac_mcu_alloc_wtbl_req(struct mt76_dev *dev, struct mt76_wcid *wcid, 278 int cmd, void *sta_wtbl, struct sk_buff **skb) 279 { 280 struct tlv *sta_hdr = sta_wtbl; 281 struct wtbl_req_hdr hdr = { 282 .operation = cmd, 283 }; 284 struct sk_buff *nskb = *skb; 285 286 mt76_connac_mcu_get_wlan_idx(dev, wcid, &hdr.wlan_idx_lo, 287 &hdr.wlan_idx_hi); 288 if (!nskb) { 289 nskb = mt76_mcu_msg_alloc(dev, NULL, 290 MT76_CONNAC_WTBL_UPDATE_BA_SIZE); 291 if (!nskb) 292 return ERR_PTR(-ENOMEM); 293 294 *skb = nskb; 295 } 296 297 if (sta_hdr) 298 sta_hdr->len = cpu_to_le16(sizeof(hdr)); 299 300 return skb_put_data(nskb, &hdr, sizeof(hdr)); 301 } 302 EXPORT_SYMBOL_GPL(mt76_connac_mcu_alloc_wtbl_req); 303 304 void mt76_connac_mcu_sta_basic_tlv(struct sk_buff *skb, 305 struct ieee80211_vif *vif, 306 struct ieee80211_sta *sta, 307 bool enable) 308 { 309 struct sta_rec_basic *basic; 310 struct tlv *tlv; 311 int conn_type; 312 313 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BASIC, sizeof(*basic)); 314 315 basic = (struct sta_rec_basic *)tlv; 316 basic->extra_info = cpu_to_le16(EXTRA_INFO_VER); 317 318 if (enable) { 319 basic->extra_info |= cpu_to_le16(EXTRA_INFO_NEW); 320 basic->conn_state = CONN_STATE_PORT_SECURE; 321 } else { 322 basic->conn_state = CONN_STATE_DISCONNECT; 323 } 324 325 if (!sta) { 326 basic->conn_type = cpu_to_le32(CONNECTION_INFRA_BC); 327 eth_broadcast_addr(basic->peer_addr); 328 return; 329 } 330 331 switch (vif->type) { 332 case NL80211_IFTYPE_MESH_POINT: 333 case NL80211_IFTYPE_AP: 334 if (vif->p2p) 335 conn_type = CONNECTION_P2P_GC; 336 else 337 conn_type = CONNECTION_INFRA_STA; 338 basic->conn_type = cpu_to_le32(conn_type); 339 basic->aid = cpu_to_le16(sta->aid); 340 break; 341 case NL80211_IFTYPE_STATION: 342 if (vif->p2p) 343 conn_type = CONNECTION_P2P_GO; 344 else 345 conn_type = CONNECTION_INFRA_AP; 346 basic->conn_type = cpu_to_le32(conn_type); 347 basic->aid = cpu_to_le16(vif->bss_conf.aid); 348 break; 349 case NL80211_IFTYPE_ADHOC: 350 basic->conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC); 351 basic->aid = cpu_to_le16(sta->aid); 352 break; 353 default: 354 WARN_ON(1); 355 break; 356 } 357 358 memcpy(basic->peer_addr, sta->addr, ETH_ALEN); 359 basic->qos = sta->wme; 360 } 361 EXPORT_SYMBOL_GPL(mt76_connac_mcu_sta_basic_tlv); 362 363 static void 364 mt76_connac_mcu_sta_uapsd(struct sk_buff *skb, struct ieee80211_vif *vif, 365 struct ieee80211_sta *sta) 366 { 367 struct sta_rec_uapsd *uapsd; 368 struct tlv *tlv; 369 370 if (vif->type != NL80211_IFTYPE_AP || !sta->wme) 371 return; 372 373 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_APPS, sizeof(*uapsd)); 374 uapsd = (struct sta_rec_uapsd *)tlv; 375 376 if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VO) { 377 uapsd->dac_map |= BIT(3); 378 uapsd->tac_map |= BIT(3); 379 } 380 if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VI) { 381 uapsd->dac_map |= BIT(2); 382 uapsd->tac_map |= BIT(2); 383 } 384 if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BE) { 385 uapsd->dac_map |= BIT(1); 386 uapsd->tac_map |= BIT(1); 387 } 388 if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BK) { 389 uapsd->dac_map |= BIT(0); 390 uapsd->tac_map |= BIT(0); 391 } 392 uapsd->max_sp = sta->max_sp; 393 } 394 395 void mt76_connac_mcu_wtbl_generic_tlv(struct mt76_dev *dev, 396 struct sk_buff *skb, 397 struct ieee80211_vif *vif, 398 struct ieee80211_sta *sta, 399 void *sta_wtbl, void *wtbl_tlv) 400 { 401 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 402 struct wtbl_generic *generic; 403 struct wtbl_rx *rx; 404 struct wtbl_spe *spe; 405 struct tlv *tlv; 406 407 tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_GENERIC, 408 sizeof(*generic), 409 wtbl_tlv, sta_wtbl); 410 411 generic = (struct wtbl_generic *)tlv; 412 413 if (sta) { 414 if (vif->type == NL80211_IFTYPE_STATION) 415 generic->partial_aid = cpu_to_le16(vif->bss_conf.aid); 416 else 417 generic->partial_aid = cpu_to_le16(sta->aid); 418 memcpy(generic->peer_addr, sta->addr, ETH_ALEN); 419 generic->muar_idx = mvif->omac_idx; 420 generic->qos = sta->wme; 421 } else { 422 if (is_mt7921(dev) && 423 vif->type == NL80211_IFTYPE_STATION) 424 memcpy(generic->peer_addr, vif->bss_conf.bssid, 425 ETH_ALEN); 426 else 427 eth_broadcast_addr(generic->peer_addr); 428 429 generic->muar_idx = 0xe; 430 } 431 432 tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_RX, sizeof(*rx), 433 wtbl_tlv, sta_wtbl); 434 435 rx = (struct wtbl_rx *)tlv; 436 rx->rca1 = sta ? vif->type != NL80211_IFTYPE_AP : 1; 437 rx->rca2 = 1; 438 rx->rv = 1; 439 440 if (is_mt7921(dev)) 441 return; 442 443 tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_SPE, sizeof(*spe), 444 wtbl_tlv, sta_wtbl); 445 spe = (struct wtbl_spe *)tlv; 446 spe->spe_idx = 24; 447 } 448 EXPORT_SYMBOL_GPL(mt76_connac_mcu_wtbl_generic_tlv); 449 450 static void 451 mt76_connac_mcu_sta_amsdu_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, 452 struct ieee80211_vif *vif) 453 { 454 struct mt76_wcid *wcid = (struct mt76_wcid *)sta->drv_priv; 455 struct sta_rec_amsdu *amsdu; 456 struct tlv *tlv; 457 458 if (vif->type != NL80211_IFTYPE_AP && 459 vif->type != NL80211_IFTYPE_STATION) 460 return; 461 462 if (!sta->max_amsdu_len) 463 return; 464 465 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HW_AMSDU, sizeof(*amsdu)); 466 amsdu = (struct sta_rec_amsdu *)tlv; 467 amsdu->max_amsdu_num = 8; 468 amsdu->amsdu_en = true; 469 amsdu->max_mpdu_size = sta->max_amsdu_len >= 470 IEEE80211_MAX_MPDU_LEN_VHT_7991; 471 472 wcid->amsdu = true; 473 } 474 475 #define HE_PHY(p, c) u8_get_bits(c, IEEE80211_HE_PHY_##p) 476 #define HE_MAC(m, c) u8_get_bits(c, IEEE80211_HE_MAC_##m) 477 static void 478 mt76_connac_mcu_sta_he_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) 479 { 480 struct ieee80211_sta_he_cap *he_cap = &sta->he_cap; 481 struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem; 482 struct sta_rec_he *he; 483 struct tlv *tlv; 484 u32 cap = 0; 485 486 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE, sizeof(*he)); 487 488 he = (struct sta_rec_he *)tlv; 489 490 if (elem->mac_cap_info[0] & IEEE80211_HE_MAC_CAP0_HTC_HE) 491 cap |= STA_REC_HE_CAP_HTC; 492 493 if (elem->mac_cap_info[2] & IEEE80211_HE_MAC_CAP2_BSR) 494 cap |= STA_REC_HE_CAP_BSR; 495 496 if (elem->mac_cap_info[3] & IEEE80211_HE_MAC_CAP3_OMI_CONTROL) 497 cap |= STA_REC_HE_CAP_OM; 498 499 if (elem->mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_AMDSU_IN_AMPDU) 500 cap |= STA_REC_HE_CAP_AMSDU_IN_AMPDU; 501 502 if (elem->mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_BQR) 503 cap |= STA_REC_HE_CAP_BQR; 504 505 if (elem->phy_cap_info[0] & 506 (IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G | 507 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G)) 508 cap |= STA_REC_HE_CAP_BW20_RU242_SUPPORT; 509 510 if (elem->phy_cap_info[1] & 511 IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD) 512 cap |= STA_REC_HE_CAP_LDPC; 513 514 if (elem->phy_cap_info[1] & 515 IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US) 516 cap |= STA_REC_HE_CAP_SU_PPDU_1LTF_8US_GI; 517 518 if (elem->phy_cap_info[2] & 519 IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US) 520 cap |= STA_REC_HE_CAP_NDP_4LTF_3DOT2MS_GI; 521 522 if (elem->phy_cap_info[2] & 523 IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ) 524 cap |= STA_REC_HE_CAP_LE_EQ_80M_TX_STBC; 525 526 if (elem->phy_cap_info[2] & 527 IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ) 528 cap |= STA_REC_HE_CAP_LE_EQ_80M_RX_STBC; 529 530 if (elem->phy_cap_info[6] & 531 IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE) 532 cap |= STA_REC_HE_CAP_PARTIAL_BW_EXT_RANGE; 533 534 if (elem->phy_cap_info[7] & 535 IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI) 536 cap |= STA_REC_HE_CAP_SU_MU_PPDU_4LTF_8US_GI; 537 538 if (elem->phy_cap_info[7] & 539 IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ) 540 cap |= STA_REC_HE_CAP_GT_80M_TX_STBC; 541 542 if (elem->phy_cap_info[7] & 543 IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ) 544 cap |= STA_REC_HE_CAP_GT_80M_RX_STBC; 545 546 if (elem->phy_cap_info[8] & 547 IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI) 548 cap |= STA_REC_HE_CAP_ER_SU_PPDU_4LTF_8US_GI; 549 550 if (elem->phy_cap_info[8] & 551 IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI) 552 cap |= STA_REC_HE_CAP_ER_SU_PPDU_1LTF_8US_GI; 553 554 if (elem->phy_cap_info[9] & 555 IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK) 556 cap |= STA_REC_HE_CAP_TRIG_CQI_FK; 557 558 if (elem->phy_cap_info[9] & 559 IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU) 560 cap |= STA_REC_HE_CAP_TX_1024QAM_UNDER_RU242; 561 562 if (elem->phy_cap_info[9] & 563 IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU) 564 cap |= STA_REC_HE_CAP_RX_1024QAM_UNDER_RU242; 565 566 he->he_cap = cpu_to_le32(cap); 567 568 switch (sta->bandwidth) { 569 case IEEE80211_STA_RX_BW_160: 570 if (elem->phy_cap_info[0] & 571 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) 572 he->max_nss_mcs[CMD_HE_MCS_BW8080] = 573 he_cap->he_mcs_nss_supp.rx_mcs_80p80; 574 575 he->max_nss_mcs[CMD_HE_MCS_BW160] = 576 he_cap->he_mcs_nss_supp.rx_mcs_160; 577 fallthrough; 578 default: 579 he->max_nss_mcs[CMD_HE_MCS_BW80] = 580 he_cap->he_mcs_nss_supp.rx_mcs_80; 581 break; 582 } 583 584 he->t_frame_dur = 585 HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]); 586 he->max_ampdu_exp = 587 HE_MAC(CAP3_MAX_AMPDU_LEN_EXP_MASK, elem->mac_cap_info[3]); 588 589 he->bw_set = 590 HE_PHY(CAP0_CHANNEL_WIDTH_SET_MASK, elem->phy_cap_info[0]); 591 he->device_class = 592 HE_PHY(CAP1_DEVICE_CLASS_A, elem->phy_cap_info[1]); 593 he->punc_pream_rx = 594 HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]); 595 596 he->dcm_tx_mode = 597 HE_PHY(CAP3_DCM_MAX_CONST_TX_MASK, elem->phy_cap_info[3]); 598 he->dcm_tx_max_nss = 599 HE_PHY(CAP3_DCM_MAX_TX_NSS_2, elem->phy_cap_info[3]); 600 he->dcm_rx_mode = 601 HE_PHY(CAP3_DCM_MAX_CONST_RX_MASK, elem->phy_cap_info[3]); 602 he->dcm_rx_max_nss = 603 HE_PHY(CAP3_DCM_MAX_RX_NSS_2, elem->phy_cap_info[3]); 604 he->dcm_rx_max_nss = 605 HE_PHY(CAP8_DCM_MAX_RU_MASK, elem->phy_cap_info[8]); 606 607 he->pkt_ext = 2; 608 } 609 610 static u8 611 mt76_connac_get_phy_mode_v2(struct mt76_phy *mphy, struct ieee80211_vif *vif, 612 enum nl80211_band band, struct ieee80211_sta *sta) 613 { 614 struct ieee80211_sta_ht_cap *ht_cap; 615 struct ieee80211_sta_vht_cap *vht_cap; 616 const struct ieee80211_sta_he_cap *he_cap; 617 u8 mode = 0; 618 619 if (sta) { 620 ht_cap = &sta->ht_cap; 621 vht_cap = &sta->vht_cap; 622 he_cap = &sta->he_cap; 623 } else { 624 struct ieee80211_supported_band *sband; 625 626 sband = mphy->hw->wiphy->bands[band]; 627 ht_cap = &sband->ht_cap; 628 vht_cap = &sband->vht_cap; 629 he_cap = ieee80211_get_he_iftype_cap(sband, vif->type); 630 } 631 632 if (band == NL80211_BAND_2GHZ) { 633 mode |= PHY_TYPE_BIT_HR_DSSS | PHY_TYPE_BIT_ERP; 634 635 if (ht_cap->ht_supported) 636 mode |= PHY_TYPE_BIT_HT; 637 638 if (he_cap->has_he) 639 mode |= PHY_TYPE_BIT_HE; 640 } else if (band == NL80211_BAND_5GHZ) { 641 mode |= PHY_TYPE_BIT_OFDM; 642 643 if (ht_cap->ht_supported) 644 mode |= PHY_TYPE_BIT_HT; 645 646 if (vht_cap->vht_supported) 647 mode |= PHY_TYPE_BIT_VHT; 648 649 if (he_cap->has_he) 650 mode |= PHY_TYPE_BIT_HE; 651 } 652 653 return mode; 654 } 655 656 void mt76_connac_mcu_sta_tlv(struct mt76_phy *mphy, struct sk_buff *skb, 657 struct ieee80211_sta *sta, 658 struct ieee80211_vif *vif) 659 { 660 struct cfg80211_chan_def *chandef = &mphy->chandef; 661 enum nl80211_band band = chandef->chan->band; 662 struct mt76_dev *dev = mphy->dev; 663 struct sta_rec_ra_info *ra_info; 664 struct sta_rec_state *state; 665 struct sta_rec_phy *phy; 666 struct tlv *tlv; 667 668 /* starec ht */ 669 if (sta->ht_cap.ht_supported) { 670 struct sta_rec_ht *ht; 671 672 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht)); 673 ht = (struct sta_rec_ht *)tlv; 674 ht->ht_cap = cpu_to_le16(sta->ht_cap.cap); 675 } 676 677 /* starec vht */ 678 if (sta->vht_cap.vht_supported) { 679 struct sta_rec_vht *vht; 680 int len; 681 682 len = is_mt7921(dev) ? sizeof(*vht) : sizeof(*vht) - 4; 683 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_VHT, len); 684 vht = (struct sta_rec_vht *)tlv; 685 vht->vht_cap = cpu_to_le32(sta->vht_cap.cap); 686 vht->vht_rx_mcs_map = sta->vht_cap.vht_mcs.rx_mcs_map; 687 vht->vht_tx_mcs_map = sta->vht_cap.vht_mcs.tx_mcs_map; 688 } 689 690 /* starec uapsd */ 691 mt76_connac_mcu_sta_uapsd(skb, vif, sta); 692 693 if (!is_mt7921(dev)) 694 return; 695 696 if (sta->ht_cap.ht_supported) 697 mt76_connac_mcu_sta_amsdu_tlv(skb, sta, vif); 698 699 /* starec he */ 700 if (sta->he_cap.has_he) 701 mt76_connac_mcu_sta_he_tlv(skb, sta); 702 703 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_PHY, sizeof(*phy)); 704 phy = (struct sta_rec_phy *)tlv; 705 phy->phy_type = mt76_connac_get_phy_mode_v2(mphy, vif, band, sta); 706 phy->basic_rate = cpu_to_le16((u16)vif->bss_conf.basic_rates); 707 708 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_RA, sizeof(*ra_info)); 709 ra_info = (struct sta_rec_ra_info *)tlv; 710 ra_info->legacy = cpu_to_le16((u16)sta->supp_rates[band]); 711 712 if (sta->ht_cap.ht_supported) 713 memcpy(ra_info->rx_mcs_bitmask, sta->ht_cap.mcs.rx_mask, 714 HT_MCS_MASK_NUM); 715 716 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_STATE, sizeof(*state)); 717 state = (struct sta_rec_state *)tlv; 718 state->state = 2; 719 720 if (sta->vht_cap.vht_supported) { 721 state->vht_opmode = sta->bandwidth; 722 state->vht_opmode |= (sta->rx_nss - 1) << 723 IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT; 724 } 725 } 726 EXPORT_SYMBOL_GPL(mt76_connac_mcu_sta_tlv); 727 728 static void 729 mt76_connac_mcu_wtbl_smps_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, 730 void *sta_wtbl, void *wtbl_tlv) 731 { 732 struct wtbl_smps *smps; 733 struct tlv *tlv; 734 735 tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_SMPS, sizeof(*smps), 736 wtbl_tlv, sta_wtbl); 737 smps = (struct wtbl_smps *)tlv; 738 739 if (sta->smps_mode == IEEE80211_SMPS_DYNAMIC) 740 smps->smps = true; 741 } 742 743 void mt76_connac_mcu_wtbl_ht_tlv(struct mt76_dev *dev, struct sk_buff *skb, 744 struct ieee80211_sta *sta, void *sta_wtbl, 745 void *wtbl_tlv) 746 { 747 struct wtbl_ht *ht = NULL; 748 struct tlv *tlv; 749 u32 flags = 0; 750 751 if (sta->ht_cap.ht_supported) { 752 tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_HT, sizeof(*ht), 753 wtbl_tlv, sta_wtbl); 754 ht = (struct wtbl_ht *)tlv; 755 ht->ldpc = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING); 756 ht->af = sta->ht_cap.ampdu_factor; 757 ht->mm = sta->ht_cap.ampdu_density; 758 ht->ht = true; 759 } 760 761 if (sta->vht_cap.vht_supported) { 762 struct wtbl_vht *vht; 763 u8 af; 764 765 tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_VHT, 766 sizeof(*vht), wtbl_tlv, 767 sta_wtbl); 768 vht = (struct wtbl_vht *)tlv; 769 vht->ldpc = !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC); 770 vht->vht = true; 771 772 af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK, 773 sta->vht_cap.cap); 774 if (ht) 775 ht->af = max(ht->af, af); 776 } 777 778 mt76_connac_mcu_wtbl_smps_tlv(skb, sta, sta_wtbl, wtbl_tlv); 779 780 if (!is_mt7921(dev) && sta->ht_cap.ht_supported) { 781 /* sgi */ 782 u32 msk = MT_WTBL_W5_SHORT_GI_20 | MT_WTBL_W5_SHORT_GI_40 | 783 MT_WTBL_W5_SHORT_GI_80 | MT_WTBL_W5_SHORT_GI_160; 784 struct wtbl_raw *raw; 785 786 tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_RAW_DATA, 787 sizeof(*raw), wtbl_tlv, 788 sta_wtbl); 789 790 if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20) 791 flags |= MT_WTBL_W5_SHORT_GI_20; 792 if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40) 793 flags |= MT_WTBL_W5_SHORT_GI_40; 794 795 if (sta->vht_cap.vht_supported) { 796 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80) 797 flags |= MT_WTBL_W5_SHORT_GI_80; 798 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160) 799 flags |= MT_WTBL_W5_SHORT_GI_160; 800 } 801 raw = (struct wtbl_raw *)tlv; 802 raw->val = cpu_to_le32(flags); 803 raw->msk = cpu_to_le32(~msk); 804 raw->wtbl_idx = 1; 805 raw->dw = 5; 806 } 807 } 808 EXPORT_SYMBOL_GPL(mt76_connac_mcu_wtbl_ht_tlv); 809 810 int mt76_connac_mcu_add_sta_cmd(struct mt76_phy *phy, 811 struct ieee80211_vif *vif, 812 struct ieee80211_sta *sta, 813 struct mt76_wcid *wcid, 814 bool enable, int cmd) 815 { 816 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 817 struct mt76_dev *dev = phy->dev; 818 struct wtbl_req_hdr *wtbl_hdr; 819 struct tlv *sta_wtbl; 820 struct sk_buff *skb; 821 822 skb = mt76_connac_mcu_alloc_sta_req(dev, mvif, wcid); 823 if (IS_ERR(skb)) 824 return PTR_ERR(skb); 825 826 mt76_connac_mcu_sta_basic_tlv(skb, vif, sta, enable); 827 if (enable && sta) 828 mt76_connac_mcu_sta_tlv(phy, skb, sta, vif); 829 830 sta_wtbl = mt76_connac_mcu_add_tlv(skb, STA_REC_WTBL, 831 sizeof(struct tlv)); 832 833 wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(dev, wcid, 834 WTBL_RESET_AND_SET, 835 sta_wtbl, &skb); 836 if (enable) { 837 mt76_connac_mcu_wtbl_generic_tlv(dev, skb, vif, sta, sta_wtbl, 838 wtbl_hdr); 839 if (sta) 840 mt76_connac_mcu_wtbl_ht_tlv(dev, skb, sta, sta_wtbl, 841 wtbl_hdr); 842 } 843 844 return mt76_mcu_skb_send_msg(dev, skb, cmd, true); 845 } 846 EXPORT_SYMBOL_GPL(mt76_connac_mcu_add_sta_cmd); 847 848 void mt76_connac_mcu_wtbl_ba_tlv(struct mt76_dev *dev, struct sk_buff *skb, 849 struct ieee80211_ampdu_params *params, 850 bool enable, bool tx, void *sta_wtbl, 851 void *wtbl_tlv) 852 { 853 struct wtbl_ba *ba; 854 struct tlv *tlv; 855 856 tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_BA, sizeof(*ba), 857 wtbl_tlv, sta_wtbl); 858 859 ba = (struct wtbl_ba *)tlv; 860 ba->tid = params->tid; 861 862 if (tx) { 863 ba->ba_type = MT_BA_TYPE_ORIGINATOR; 864 ba->sn = enable ? cpu_to_le16(params->ssn) : 0; 865 ba->ba_winsize = enable ? cpu_to_le16(params->buf_size) : 0; 866 ba->ba_en = enable; 867 } else { 868 memcpy(ba->peer_addr, params->sta->addr, ETH_ALEN); 869 ba->ba_type = MT_BA_TYPE_RECIPIENT; 870 ba->rst_ba_tid = params->tid; 871 ba->rst_ba_sel = RST_BA_MAC_TID_MATCH; 872 ba->rst_ba_sb = 1; 873 } 874 875 if (is_mt7921(dev)) 876 return; 877 878 if (enable && tx) { 879 u8 ba_range[] = { 4, 8, 12, 24, 36, 48, 54, 64 }; 880 int i; 881 882 for (i = 7; i > 0; i--) { 883 if (params->buf_size >= ba_range[i]) 884 break; 885 } 886 ba->ba_winsize_idx = i; 887 } 888 } 889 EXPORT_SYMBOL_GPL(mt76_connac_mcu_wtbl_ba_tlv); 890 891 int mt76_connac_mcu_uni_add_dev(struct mt76_phy *phy, 892 struct ieee80211_vif *vif, 893 struct mt76_wcid *wcid, 894 bool enable) 895 { 896 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 897 struct mt76_dev *dev = phy->dev; 898 struct { 899 struct { 900 u8 omac_idx; 901 u8 band_idx; 902 __le16 pad; 903 } __packed hdr; 904 struct req_tlv { 905 __le16 tag; 906 __le16 len; 907 u8 active; 908 u8 pad; 909 u8 omac_addr[ETH_ALEN]; 910 } __packed tlv; 911 } dev_req = { 912 .hdr = { 913 .omac_idx = mvif->omac_idx, 914 .band_idx = mvif->band_idx, 915 }, 916 .tlv = { 917 .tag = cpu_to_le16(DEV_INFO_ACTIVE), 918 .len = cpu_to_le16(sizeof(struct req_tlv)), 919 .active = enable, 920 }, 921 }; 922 struct { 923 struct { 924 u8 bss_idx; 925 u8 pad[3]; 926 } __packed hdr; 927 struct mt76_connac_bss_basic_tlv basic; 928 } basic_req = { 929 .hdr = { 930 .bss_idx = mvif->idx, 931 }, 932 .basic = { 933 .tag = cpu_to_le16(UNI_BSS_INFO_BASIC), 934 .len = cpu_to_le16(sizeof(struct mt76_connac_bss_basic_tlv)), 935 .omac_idx = mvif->omac_idx, 936 .band_idx = mvif->band_idx, 937 .wmm_idx = mvif->wmm_idx, 938 .active = enable, 939 .bmc_tx_wlan_idx = cpu_to_le16(wcid->idx), 940 .sta_idx = cpu_to_le16(wcid->idx), 941 .conn_state = 1, 942 }, 943 }; 944 int err, idx, cmd, len; 945 void *data; 946 947 switch (vif->type) { 948 case NL80211_IFTYPE_MESH_POINT: 949 case NL80211_IFTYPE_AP: 950 basic_req.basic.conn_type = cpu_to_le32(CONNECTION_INFRA_AP); 951 break; 952 case NL80211_IFTYPE_STATION: 953 basic_req.basic.conn_type = cpu_to_le32(CONNECTION_INFRA_STA); 954 break; 955 case NL80211_IFTYPE_ADHOC: 956 basic_req.basic.conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC); 957 break; 958 default: 959 WARN_ON(1); 960 break; 961 } 962 963 idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx; 964 basic_req.basic.hw_bss_idx = idx; 965 966 memcpy(dev_req.tlv.omac_addr, vif->addr, ETH_ALEN); 967 968 cmd = enable ? MCU_UNI_CMD_DEV_INFO_UPDATE : MCU_UNI_CMD_BSS_INFO_UPDATE; 969 data = enable ? (void *)&dev_req : (void *)&basic_req; 970 len = enable ? sizeof(dev_req) : sizeof(basic_req); 971 972 err = mt76_mcu_send_msg(dev, cmd, data, len, true); 973 if (err < 0) 974 return err; 975 976 cmd = enable ? MCU_UNI_CMD_BSS_INFO_UPDATE : MCU_UNI_CMD_DEV_INFO_UPDATE; 977 data = enable ? (void *)&basic_req : (void *)&dev_req; 978 len = enable ? sizeof(basic_req) : sizeof(dev_req); 979 980 return mt76_mcu_send_msg(dev, cmd, data, len, true); 981 } 982 EXPORT_SYMBOL_GPL(mt76_connac_mcu_uni_add_dev); 983 984 void mt76_connac_mcu_sta_ba_tlv(struct sk_buff *skb, 985 struct ieee80211_ampdu_params *params, 986 bool enable, bool tx) 987 { 988 struct sta_rec_ba *ba; 989 struct tlv *tlv; 990 991 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BA, sizeof(*ba)); 992 993 ba = (struct sta_rec_ba *)tlv; 994 ba->ba_type = tx ? MT_BA_TYPE_ORIGINATOR : MT_BA_TYPE_RECIPIENT; 995 ba->winsize = cpu_to_le16(params->buf_size); 996 ba->ssn = cpu_to_le16(params->ssn); 997 ba->ba_en = enable << params->tid; 998 ba->amsdu = params->amsdu; 999 ba->tid = params->tid; 1000 } 1001 EXPORT_SYMBOL_GPL(mt76_connac_mcu_sta_ba_tlv); 1002 1003 int mt76_connac_mcu_sta_ba(struct mt76_dev *dev, struct mt76_vif *mvif, 1004 struct ieee80211_ampdu_params *params, 1005 bool enable, bool tx) 1006 { 1007 struct mt76_wcid *wcid = (struct mt76_wcid *)params->sta->drv_priv; 1008 struct wtbl_req_hdr *wtbl_hdr; 1009 struct tlv *sta_wtbl; 1010 struct sk_buff *skb; 1011 int ret; 1012 1013 skb = mt76_connac_mcu_alloc_sta_req(dev, mvif, wcid); 1014 if (IS_ERR(skb)) 1015 return PTR_ERR(skb); 1016 1017 sta_wtbl = mt76_connac_mcu_add_tlv(skb, STA_REC_WTBL, 1018 sizeof(struct tlv)); 1019 1020 wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(dev, wcid, WTBL_SET, 1021 sta_wtbl, &skb); 1022 if (IS_ERR(wtbl_hdr)) 1023 return PTR_ERR(wtbl_hdr); 1024 1025 mt76_connac_mcu_wtbl_ba_tlv(dev, skb, params, enable, tx, sta_wtbl, 1026 wtbl_hdr); 1027 1028 ret = mt76_mcu_skb_send_msg(dev, skb, MCU_UNI_CMD_STA_REC_UPDATE, true); 1029 if (ret) 1030 return ret; 1031 1032 skb = mt76_connac_mcu_alloc_sta_req(dev, mvif, wcid); 1033 if (IS_ERR(skb)) 1034 return PTR_ERR(skb); 1035 1036 mt76_connac_mcu_sta_ba_tlv(skb, params, enable, tx); 1037 1038 return mt76_mcu_skb_send_msg(dev, skb, MCU_UNI_CMD_STA_REC_UPDATE, 1039 true); 1040 } 1041 EXPORT_SYMBOL_GPL(mt76_connac_mcu_sta_ba); 1042 1043 static u8 1044 mt76_connac_get_phy_mode(struct mt76_phy *phy, struct ieee80211_vif *vif, 1045 enum nl80211_band band, 1046 struct ieee80211_sta *sta) 1047 { 1048 struct mt76_dev *dev = phy->dev; 1049 const struct ieee80211_sta_he_cap *he_cap; 1050 struct ieee80211_sta_vht_cap *vht_cap; 1051 struct ieee80211_sta_ht_cap *ht_cap; 1052 u8 mode = 0; 1053 1054 if (!is_mt7921(dev)) 1055 return 0x38; 1056 1057 if (sta) { 1058 ht_cap = &sta->ht_cap; 1059 vht_cap = &sta->vht_cap; 1060 he_cap = &sta->he_cap; 1061 } else { 1062 struct ieee80211_supported_band *sband; 1063 1064 sband = phy->hw->wiphy->bands[band]; 1065 ht_cap = &sband->ht_cap; 1066 vht_cap = &sband->vht_cap; 1067 he_cap = ieee80211_get_he_iftype_cap(sband, vif->type); 1068 } 1069 1070 if (band == NL80211_BAND_2GHZ) { 1071 mode |= PHY_MODE_B | PHY_MODE_G; 1072 1073 if (ht_cap->ht_supported) 1074 mode |= PHY_MODE_GN; 1075 1076 if (he_cap->has_he) 1077 mode |= PHY_MODE_AX_24G; 1078 } else if (band == NL80211_BAND_5GHZ) { 1079 mode |= PHY_MODE_A; 1080 1081 if (ht_cap->ht_supported) 1082 mode |= PHY_MODE_AN; 1083 1084 if (vht_cap->vht_supported) 1085 mode |= PHY_MODE_AC; 1086 1087 if (he_cap->has_he) 1088 mode |= PHY_MODE_AX_5G; 1089 } 1090 1091 return mode; 1092 } 1093 1094 static const struct ieee80211_sta_he_cap * 1095 mt76_connac_get_he_phy_cap(struct mt76_phy *phy, struct ieee80211_vif *vif) 1096 { 1097 enum nl80211_band band = phy->chandef.chan->band; 1098 struct ieee80211_supported_band *sband; 1099 1100 sband = phy->hw->wiphy->bands[band]; 1101 1102 return ieee80211_get_he_iftype_cap(sband, vif->type); 1103 } 1104 1105 #define DEFAULT_HE_PE_DURATION 4 1106 #define DEFAULT_HE_DURATION_RTS_THRES 1023 1107 static void 1108 mt76_connac_mcu_uni_bss_he_tlv(struct mt76_phy *phy, struct ieee80211_vif *vif, 1109 struct tlv *tlv) 1110 { 1111 const struct ieee80211_sta_he_cap *cap; 1112 struct bss_info_uni_he *he; 1113 1114 cap = mt76_connac_get_he_phy_cap(phy, vif); 1115 1116 he = (struct bss_info_uni_he *)tlv; 1117 he->he_pe_duration = vif->bss_conf.htc_trig_based_pkt_ext; 1118 if (!he->he_pe_duration) 1119 he->he_pe_duration = DEFAULT_HE_PE_DURATION; 1120 1121 he->he_rts_thres = cpu_to_le16(vif->bss_conf.frame_time_rts_th); 1122 if (!he->he_rts_thres) 1123 he->he_rts_thres = cpu_to_le16(DEFAULT_HE_DURATION_RTS_THRES); 1124 1125 he->max_nss_mcs[CMD_HE_MCS_BW80] = cap->he_mcs_nss_supp.tx_mcs_80; 1126 he->max_nss_mcs[CMD_HE_MCS_BW160] = cap->he_mcs_nss_supp.tx_mcs_160; 1127 he->max_nss_mcs[CMD_HE_MCS_BW8080] = cap->he_mcs_nss_supp.tx_mcs_80p80; 1128 } 1129 1130 int mt76_connac_mcu_uni_add_bss(struct mt76_phy *phy, 1131 struct ieee80211_vif *vif, 1132 struct mt76_wcid *wcid, 1133 bool enable) 1134 { 1135 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 1136 struct cfg80211_chan_def *chandef = &phy->chandef; 1137 int freq1 = chandef->center_freq1, freq2 = chandef->center_freq2; 1138 enum nl80211_band band = chandef->chan->band; 1139 struct mt76_dev *mdev = phy->dev; 1140 struct { 1141 struct { 1142 u8 bss_idx; 1143 u8 pad[3]; 1144 } __packed hdr; 1145 struct mt76_connac_bss_basic_tlv basic; 1146 struct mt76_connac_bss_qos_tlv qos; 1147 } basic_req = { 1148 .hdr = { 1149 .bss_idx = mvif->idx, 1150 }, 1151 .basic = { 1152 .tag = cpu_to_le16(UNI_BSS_INFO_BASIC), 1153 .len = cpu_to_le16(sizeof(struct mt76_connac_bss_basic_tlv)), 1154 .bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int), 1155 .dtim_period = vif->bss_conf.dtim_period, 1156 .omac_idx = mvif->omac_idx, 1157 .band_idx = mvif->band_idx, 1158 .wmm_idx = mvif->wmm_idx, 1159 .active = true, /* keep bss deactivated */ 1160 .phymode = mt76_connac_get_phy_mode(phy, vif, band, NULL), 1161 }, 1162 .qos = { 1163 .tag = cpu_to_le16(UNI_BSS_INFO_QBSS), 1164 .len = cpu_to_le16(sizeof(struct mt76_connac_bss_qos_tlv)), 1165 .qos = vif->bss_conf.qos, 1166 }, 1167 }; 1168 struct { 1169 struct { 1170 u8 bss_idx; 1171 u8 pad[3]; 1172 } __packed hdr; 1173 struct rlm_tlv { 1174 __le16 tag; 1175 __le16 len; 1176 u8 control_channel; 1177 u8 center_chan; 1178 u8 center_chan2; 1179 u8 bw; 1180 u8 tx_streams; 1181 u8 rx_streams; 1182 u8 short_st; 1183 u8 ht_op_info; 1184 u8 sco; 1185 u8 pad[3]; 1186 } __packed rlm; 1187 } __packed rlm_req = { 1188 .hdr = { 1189 .bss_idx = mvif->idx, 1190 }, 1191 .rlm = { 1192 .tag = cpu_to_le16(UNI_BSS_INFO_RLM), 1193 .len = cpu_to_le16(sizeof(struct rlm_tlv)), 1194 .control_channel = chandef->chan->hw_value, 1195 .center_chan = ieee80211_frequency_to_channel(freq1), 1196 .center_chan2 = ieee80211_frequency_to_channel(freq2), 1197 .tx_streams = hweight8(phy->antenna_mask), 1198 .rx_streams = phy->chainmask, 1199 .short_st = true, 1200 }, 1201 }; 1202 int err, conn_type; 1203 u8 idx; 1204 1205 idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx; 1206 basic_req.basic.hw_bss_idx = idx; 1207 1208 switch (vif->type) { 1209 case NL80211_IFTYPE_MESH_POINT: 1210 case NL80211_IFTYPE_AP: 1211 if (vif->p2p) 1212 conn_type = CONNECTION_P2P_GO; 1213 else 1214 conn_type = CONNECTION_INFRA_AP; 1215 basic_req.basic.conn_type = cpu_to_le32(conn_type); 1216 break; 1217 case NL80211_IFTYPE_STATION: 1218 if (vif->p2p) 1219 conn_type = CONNECTION_P2P_GC; 1220 else 1221 conn_type = CONNECTION_INFRA_STA; 1222 basic_req.basic.conn_type = cpu_to_le32(conn_type); 1223 break; 1224 case NL80211_IFTYPE_ADHOC: 1225 basic_req.basic.conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC); 1226 break; 1227 default: 1228 WARN_ON(1); 1229 break; 1230 } 1231 1232 memcpy(basic_req.basic.bssid, vif->bss_conf.bssid, ETH_ALEN); 1233 basic_req.basic.bmc_tx_wlan_idx = cpu_to_le16(wcid->idx); 1234 basic_req.basic.sta_idx = cpu_to_le16(wcid->idx); 1235 basic_req.basic.conn_state = !enable; 1236 1237 err = mt76_mcu_send_msg(mdev, MCU_UNI_CMD_BSS_INFO_UPDATE, &basic_req, 1238 sizeof(basic_req), true); 1239 if (err < 0) 1240 return err; 1241 1242 if (vif->bss_conf.he_support) { 1243 struct { 1244 struct { 1245 u8 bss_idx; 1246 u8 pad[3]; 1247 } __packed hdr; 1248 struct bss_info_uni_he he; 1249 } he_req = { 1250 .hdr = { 1251 .bss_idx = mvif->idx, 1252 }, 1253 .he = { 1254 .tag = cpu_to_le16(UNI_BSS_INFO_HE_BASIC), 1255 .len = cpu_to_le16(sizeof(struct bss_info_uni_he)), 1256 }, 1257 }; 1258 1259 mt76_connac_mcu_uni_bss_he_tlv(phy, vif, 1260 (struct tlv *)&he_req.he); 1261 err = mt76_mcu_send_msg(mdev, MCU_UNI_CMD_BSS_INFO_UPDATE, 1262 &he_req, sizeof(he_req), true); 1263 if (err < 0) 1264 return err; 1265 } 1266 1267 switch (chandef->width) { 1268 case NL80211_CHAN_WIDTH_40: 1269 rlm_req.rlm.bw = CMD_CBW_40MHZ; 1270 break; 1271 case NL80211_CHAN_WIDTH_80: 1272 rlm_req.rlm.bw = CMD_CBW_80MHZ; 1273 break; 1274 case NL80211_CHAN_WIDTH_80P80: 1275 rlm_req.rlm.bw = CMD_CBW_8080MHZ; 1276 break; 1277 case NL80211_CHAN_WIDTH_160: 1278 rlm_req.rlm.bw = CMD_CBW_160MHZ; 1279 break; 1280 case NL80211_CHAN_WIDTH_5: 1281 rlm_req.rlm.bw = CMD_CBW_5MHZ; 1282 break; 1283 case NL80211_CHAN_WIDTH_10: 1284 rlm_req.rlm.bw = CMD_CBW_10MHZ; 1285 break; 1286 case NL80211_CHAN_WIDTH_20_NOHT: 1287 case NL80211_CHAN_WIDTH_20: 1288 default: 1289 rlm_req.rlm.bw = CMD_CBW_20MHZ; 1290 break; 1291 } 1292 1293 if (rlm_req.rlm.control_channel < rlm_req.rlm.center_chan) 1294 rlm_req.rlm.sco = 1; /* SCA */ 1295 else if (rlm_req.rlm.control_channel > rlm_req.rlm.center_chan) 1296 rlm_req.rlm.sco = 3; /* SCB */ 1297 1298 return mt76_mcu_send_msg(mdev, MCU_UNI_CMD_BSS_INFO_UPDATE, &rlm_req, 1299 sizeof(rlm_req), true); 1300 } 1301 EXPORT_SYMBOL_GPL(mt76_connac_mcu_uni_add_bss); 1302 1303 #define MT76_CONNAC_SCAN_CHANNEL_TIME 60 1304 int mt76_connac_mcu_hw_scan(struct mt76_phy *phy, struct ieee80211_vif *vif, 1305 struct ieee80211_scan_request *scan_req) 1306 { 1307 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 1308 struct cfg80211_scan_request *sreq = &scan_req->req; 1309 int n_ssids = 0, err, i, duration = MT76_CONNAC_SCAN_CHANNEL_TIME; 1310 int ext_channels_num = max_t(int, sreq->n_channels - 32, 0); 1311 struct ieee80211_channel **scan_list = sreq->channels; 1312 struct mt76_dev *mdev = phy->dev; 1313 bool ext_phy = phy == mdev->phy2; 1314 struct mt76_connac_mcu_scan_channel *chan; 1315 struct mt76_connac_hw_scan_req *req; 1316 struct sk_buff *skb; 1317 1318 skb = mt76_mcu_msg_alloc(mdev, NULL, sizeof(*req)); 1319 if (!skb) 1320 return -ENOMEM; 1321 1322 set_bit(MT76_HW_SCANNING, &phy->state); 1323 mvif->scan_seq_num = (mvif->scan_seq_num + 1) & 0x7f; 1324 1325 req = (struct mt76_connac_hw_scan_req *)skb_put(skb, sizeof(*req)); 1326 1327 req->seq_num = mvif->scan_seq_num | ext_phy << 7; 1328 req->bss_idx = mvif->idx; 1329 req->scan_type = sreq->n_ssids ? 1 : 0; 1330 req->probe_req_num = sreq->n_ssids ? 2 : 0; 1331 req->version = 1; 1332 1333 for (i = 0; i < sreq->n_ssids; i++) { 1334 if (!sreq->ssids[i].ssid_len) 1335 continue; 1336 1337 req->ssids[i].ssid_len = cpu_to_le32(sreq->ssids[i].ssid_len); 1338 memcpy(req->ssids[i].ssid, sreq->ssids[i].ssid, 1339 sreq->ssids[i].ssid_len); 1340 n_ssids++; 1341 } 1342 req->ssid_type = n_ssids ? BIT(2) : BIT(0); 1343 req->ssid_type_ext = n_ssids ? BIT(0) : 0; 1344 req->ssids_num = n_ssids; 1345 1346 /* increase channel time for passive scan */ 1347 if (!sreq->n_ssids) 1348 duration *= 2; 1349 req->timeout_value = cpu_to_le16(sreq->n_channels * duration); 1350 req->channel_min_dwell_time = cpu_to_le16(duration); 1351 req->channel_dwell_time = cpu_to_le16(duration); 1352 1353 req->channels_num = min_t(u8, sreq->n_channels, 32); 1354 req->ext_channels_num = min_t(u8, ext_channels_num, 32); 1355 for (i = 0; i < req->channels_num + req->ext_channels_num; i++) { 1356 if (i >= 32) 1357 chan = &req->ext_channels[i - 32]; 1358 else 1359 chan = &req->channels[i]; 1360 1361 chan->band = scan_list[i]->band == NL80211_BAND_2GHZ ? 1 : 2; 1362 chan->channel_num = scan_list[i]->hw_value; 1363 } 1364 req->channel_type = sreq->n_channels ? 4 : 0; 1365 1366 if (sreq->ie_len > 0) { 1367 memcpy(req->ies, sreq->ie, sreq->ie_len); 1368 req->ies_len = cpu_to_le16(sreq->ie_len); 1369 } 1370 1371 memcpy(req->bssid, sreq->bssid, ETH_ALEN); 1372 if (sreq->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) { 1373 get_random_mask_addr(req->random_mac, sreq->mac_addr, 1374 sreq->mac_addr_mask); 1375 req->scan_func = 1; 1376 } 1377 1378 err = mt76_mcu_skb_send_msg(mdev, skb, MCU_CMD_START_HW_SCAN, false); 1379 if (err < 0) 1380 clear_bit(MT76_HW_SCANNING, &phy->state); 1381 1382 return err; 1383 } 1384 EXPORT_SYMBOL_GPL(mt76_connac_mcu_hw_scan); 1385 1386 int mt76_connac_mcu_cancel_hw_scan(struct mt76_phy *phy, 1387 struct ieee80211_vif *vif) 1388 { 1389 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 1390 struct { 1391 u8 seq_num; 1392 u8 is_ext_channel; 1393 u8 rsv[2]; 1394 } __packed req = { 1395 .seq_num = mvif->scan_seq_num, 1396 }; 1397 1398 if (test_and_clear_bit(MT76_HW_SCANNING, &phy->state)) { 1399 struct cfg80211_scan_info info = { 1400 .aborted = true, 1401 }; 1402 1403 ieee80211_scan_completed(phy->hw, &info); 1404 } 1405 1406 return mt76_mcu_send_msg(phy->dev, MCU_CMD_CANCEL_HW_SCAN, &req, 1407 sizeof(req), false); 1408 } 1409 EXPORT_SYMBOL_GPL(mt76_connac_mcu_cancel_hw_scan); 1410 1411 int mt76_connac_mcu_sched_scan_req(struct mt76_phy *phy, 1412 struct ieee80211_vif *vif, 1413 struct cfg80211_sched_scan_request *sreq) 1414 { 1415 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 1416 struct ieee80211_channel **scan_list = sreq->channels; 1417 struct mt76_connac_mcu_scan_channel *chan; 1418 struct mt76_connac_sched_scan_req *req; 1419 struct mt76_dev *mdev = phy->dev; 1420 bool ext_phy = phy == mdev->phy2; 1421 struct cfg80211_match_set *match; 1422 struct cfg80211_ssid *ssid; 1423 struct sk_buff *skb; 1424 int i; 1425 1426 skb = mt76_mcu_msg_alloc(mdev, NULL, sizeof(*req) + sreq->ie_len); 1427 if (!skb) 1428 return -ENOMEM; 1429 1430 mvif->scan_seq_num = (mvif->scan_seq_num + 1) & 0x7f; 1431 1432 req = (struct mt76_connac_sched_scan_req *)skb_put(skb, sizeof(*req)); 1433 req->version = 1; 1434 req->seq_num = mvif->scan_seq_num | ext_phy << 7; 1435 1436 if (sreq->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) { 1437 get_random_mask_addr(req->random_mac, sreq->mac_addr, 1438 sreq->mac_addr_mask); 1439 req->scan_func = 1; 1440 } 1441 1442 req->ssids_num = sreq->n_ssids; 1443 for (i = 0; i < req->ssids_num; i++) { 1444 ssid = &sreq->ssids[i]; 1445 memcpy(req->ssids[i].ssid, ssid->ssid, ssid->ssid_len); 1446 req->ssids[i].ssid_len = cpu_to_le32(ssid->ssid_len); 1447 } 1448 1449 req->match_num = sreq->n_match_sets; 1450 for (i = 0; i < req->match_num; i++) { 1451 match = &sreq->match_sets[i]; 1452 memcpy(req->match[i].ssid, match->ssid.ssid, 1453 match->ssid.ssid_len); 1454 req->match[i].rssi_th = cpu_to_le32(match->rssi_thold); 1455 req->match[i].ssid_len = match->ssid.ssid_len; 1456 } 1457 1458 req->channel_type = sreq->n_channels ? 4 : 0; 1459 req->channels_num = min_t(u8, sreq->n_channels, 64); 1460 for (i = 0; i < req->channels_num; i++) { 1461 chan = &req->channels[i]; 1462 chan->band = scan_list[i]->band == NL80211_BAND_2GHZ ? 1 : 2; 1463 chan->channel_num = scan_list[i]->hw_value; 1464 } 1465 1466 req->intervals_num = sreq->n_scan_plans; 1467 for (i = 0; i < req->intervals_num; i++) 1468 req->intervals[i] = cpu_to_le16(sreq->scan_plans[i].interval); 1469 1470 if (sreq->ie_len > 0) { 1471 req->ie_len = cpu_to_le16(sreq->ie_len); 1472 memcpy(skb_put(skb, sreq->ie_len), sreq->ie, sreq->ie_len); 1473 } 1474 1475 return mt76_mcu_skb_send_msg(mdev, skb, MCU_CMD_SCHED_SCAN_REQ, false); 1476 } 1477 EXPORT_SYMBOL_GPL(mt76_connac_mcu_sched_scan_req); 1478 1479 int mt76_connac_mcu_sched_scan_enable(struct mt76_phy *phy, 1480 struct ieee80211_vif *vif, 1481 bool enable) 1482 { 1483 struct { 1484 u8 active; /* 0: enabled 1: disabled */ 1485 u8 rsv[3]; 1486 } __packed req = { 1487 .active = !enable, 1488 }; 1489 1490 if (enable) 1491 set_bit(MT76_HW_SCHED_SCANNING, &phy->state); 1492 else 1493 clear_bit(MT76_HW_SCHED_SCANNING, &phy->state); 1494 1495 return mt76_mcu_send_msg(phy->dev, MCU_CMD_SCHED_SCAN_ENABLE, &req, 1496 sizeof(req), false); 1497 } 1498 EXPORT_SYMBOL_GPL(mt76_connac_mcu_sched_scan_enable); 1499 1500 int mt76_connac_mcu_chip_config(struct mt76_dev *dev) 1501 { 1502 struct { 1503 __le16 id; 1504 u8 type; 1505 u8 resp_type; 1506 __le16 data_size; 1507 __le16 resv; 1508 u8 data[320]; 1509 } req = { 1510 .resp_type = 0, 1511 }; 1512 1513 memcpy(req.data, "assert", 7); 1514 1515 return mt76_mcu_send_msg(dev, MCU_CMD_CHIP_CONFIG, &req, sizeof(req), 1516 false); 1517 } 1518 EXPORT_SYMBOL_GPL(mt76_connac_mcu_chip_config); 1519 1520 void mt76_connac_mcu_coredump_event(struct mt76_dev *dev, struct sk_buff *skb, 1521 struct mt76_connac_coredump *coredump) 1522 { 1523 spin_lock_bh(&dev->lock); 1524 __skb_queue_tail(&coredump->msg_list, skb); 1525 spin_unlock_bh(&dev->lock); 1526 1527 coredump->last_activity = jiffies; 1528 1529 queue_delayed_work(dev->wq, &coredump->work, 1530 MT76_CONNAC_COREDUMP_TIMEOUT); 1531 } 1532 EXPORT_SYMBOL_GPL(mt76_connac_mcu_coredump_event); 1533 1534 #ifdef CONFIG_PM 1535 1536 const struct wiphy_wowlan_support mt76_connac_wowlan_support = { 1537 .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT | 1538 WIPHY_WOWLAN_SUPPORTS_GTK_REKEY | WIPHY_WOWLAN_NET_DETECT, 1539 .n_patterns = 1, 1540 .pattern_min_len = 1, 1541 .pattern_max_len = MT76_CONNAC_WOW_PATTEN_MAX_LEN, 1542 .max_nd_match_sets = 10, 1543 }; 1544 EXPORT_SYMBOL_GPL(mt76_connac_wowlan_support); 1545 1546 static void 1547 mt76_connac_mcu_key_iter(struct ieee80211_hw *hw, 1548 struct ieee80211_vif *vif, 1549 struct ieee80211_sta *sta, 1550 struct ieee80211_key_conf *key, 1551 void *data) 1552 { 1553 struct mt76_connac_gtk_rekey_tlv *gtk_tlv = data; 1554 u32 cipher; 1555 1556 if (key->cipher != WLAN_CIPHER_SUITE_AES_CMAC && 1557 key->cipher != WLAN_CIPHER_SUITE_CCMP && 1558 key->cipher != WLAN_CIPHER_SUITE_TKIP) 1559 return; 1560 1561 if (key->cipher == WLAN_CIPHER_SUITE_TKIP) { 1562 gtk_tlv->proto = cpu_to_le32(NL80211_WPA_VERSION_1); 1563 cipher = BIT(3); 1564 } else { 1565 gtk_tlv->proto = cpu_to_le32(NL80211_WPA_VERSION_2); 1566 cipher = BIT(4); 1567 } 1568 1569 /* we are assuming here to have a single pairwise key */ 1570 if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) { 1571 gtk_tlv->pairwise_cipher = cpu_to_le32(cipher); 1572 gtk_tlv->group_cipher = cpu_to_le32(cipher); 1573 gtk_tlv->keyid = key->keyidx; 1574 } 1575 } 1576 1577 int mt76_connac_mcu_update_gtk_rekey(struct ieee80211_hw *hw, 1578 struct ieee80211_vif *vif, 1579 struct cfg80211_gtk_rekey_data *key) 1580 { 1581 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 1582 struct mt76_connac_gtk_rekey_tlv *gtk_tlv; 1583 struct mt76_phy *phy = hw->priv; 1584 struct sk_buff *skb; 1585 struct { 1586 u8 bss_idx; 1587 u8 pad[3]; 1588 } __packed hdr = { 1589 .bss_idx = mvif->idx, 1590 }; 1591 1592 skb = mt76_mcu_msg_alloc(phy->dev, NULL, 1593 sizeof(hdr) + sizeof(*gtk_tlv)); 1594 if (!skb) 1595 return -ENOMEM; 1596 1597 skb_put_data(skb, &hdr, sizeof(hdr)); 1598 gtk_tlv = (struct mt76_connac_gtk_rekey_tlv *)skb_put(skb, 1599 sizeof(*gtk_tlv)); 1600 gtk_tlv->tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_GTK_REKEY); 1601 gtk_tlv->len = cpu_to_le16(sizeof(*gtk_tlv)); 1602 gtk_tlv->rekey_mode = 2; 1603 gtk_tlv->option = 1; 1604 1605 rcu_read_lock(); 1606 ieee80211_iter_keys_rcu(hw, vif, mt76_connac_mcu_key_iter, gtk_tlv); 1607 rcu_read_unlock(); 1608 1609 memcpy(gtk_tlv->kek, key->kek, NL80211_KEK_LEN); 1610 memcpy(gtk_tlv->kck, key->kck, NL80211_KCK_LEN); 1611 memcpy(gtk_tlv->replay_ctr, key->replay_ctr, NL80211_REPLAY_CTR_LEN); 1612 1613 return mt76_mcu_skb_send_msg(phy->dev, skb, MCU_UNI_CMD_OFFLOAD, true); 1614 } 1615 EXPORT_SYMBOL_GPL(mt76_connac_mcu_update_gtk_rekey); 1616 1617 static int 1618 mt76_connac_mcu_set_arp_filter(struct mt76_dev *dev, struct ieee80211_vif *vif, 1619 bool suspend) 1620 { 1621 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 1622 struct { 1623 struct { 1624 u8 bss_idx; 1625 u8 pad[3]; 1626 } __packed hdr; 1627 struct mt76_connac_arpns_tlv arpns; 1628 } req = { 1629 .hdr = { 1630 .bss_idx = mvif->idx, 1631 }, 1632 .arpns = { 1633 .tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_ARP), 1634 .len = cpu_to_le16(sizeof(struct mt76_connac_arpns_tlv)), 1635 .mode = suspend, 1636 }, 1637 }; 1638 1639 return mt76_mcu_send_msg(dev, MCU_UNI_CMD_OFFLOAD, &req, sizeof(req), 1640 true); 1641 } 1642 1643 static int 1644 mt76_connac_mcu_set_gtk_rekey(struct mt76_dev *dev, struct ieee80211_vif *vif, 1645 bool suspend) 1646 { 1647 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 1648 struct { 1649 struct { 1650 u8 bss_idx; 1651 u8 pad[3]; 1652 } __packed hdr; 1653 struct mt76_connac_gtk_rekey_tlv gtk_tlv; 1654 } __packed req = { 1655 .hdr = { 1656 .bss_idx = mvif->idx, 1657 }, 1658 .gtk_tlv = { 1659 .tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_GTK_REKEY), 1660 .len = cpu_to_le16(sizeof(struct mt76_connac_gtk_rekey_tlv)), 1661 .rekey_mode = !suspend, 1662 }, 1663 }; 1664 1665 return mt76_mcu_send_msg(dev, MCU_UNI_CMD_OFFLOAD, &req, sizeof(req), 1666 true); 1667 } 1668 1669 static int 1670 mt76_connac_mcu_set_suspend_mode(struct mt76_dev *dev, 1671 struct ieee80211_vif *vif, 1672 bool enable, u8 mdtim, 1673 bool wow_suspend) 1674 { 1675 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 1676 struct { 1677 struct { 1678 u8 bss_idx; 1679 u8 pad[3]; 1680 } __packed hdr; 1681 struct mt76_connac_suspend_tlv suspend_tlv; 1682 } req = { 1683 .hdr = { 1684 .bss_idx = mvif->idx, 1685 }, 1686 .suspend_tlv = { 1687 .tag = cpu_to_le16(UNI_SUSPEND_MODE_SETTING), 1688 .len = cpu_to_le16(sizeof(struct mt76_connac_suspend_tlv)), 1689 .enable = enable, 1690 .mdtim = mdtim, 1691 .wow_suspend = wow_suspend, 1692 }, 1693 }; 1694 1695 return mt76_mcu_send_msg(dev, MCU_UNI_CMD_SUSPEND, &req, sizeof(req), 1696 true); 1697 } 1698 1699 static int 1700 mt76_connac_mcu_set_wow_pattern(struct mt76_dev *dev, 1701 struct ieee80211_vif *vif, 1702 u8 index, bool enable, 1703 struct cfg80211_pkt_pattern *pattern) 1704 { 1705 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 1706 struct mt76_connac_wow_pattern_tlv *ptlv; 1707 struct sk_buff *skb; 1708 struct req_hdr { 1709 u8 bss_idx; 1710 u8 pad[3]; 1711 } __packed hdr = { 1712 .bss_idx = mvif->idx, 1713 }; 1714 1715 skb = mt76_mcu_msg_alloc(dev, NULL, sizeof(hdr) + sizeof(*ptlv)); 1716 if (!skb) 1717 return -ENOMEM; 1718 1719 skb_put_data(skb, &hdr, sizeof(hdr)); 1720 ptlv = (struct mt76_connac_wow_pattern_tlv *)skb_put(skb, sizeof(*ptlv)); 1721 ptlv->tag = cpu_to_le16(UNI_SUSPEND_WOW_PATTERN); 1722 ptlv->len = cpu_to_le16(sizeof(*ptlv)); 1723 ptlv->data_len = pattern->pattern_len; 1724 ptlv->enable = enable; 1725 ptlv->index = index; 1726 1727 memcpy(ptlv->pattern, pattern->pattern, pattern->pattern_len); 1728 memcpy(ptlv->mask, pattern->mask, pattern->pattern_len / 8); 1729 1730 return mt76_mcu_skb_send_msg(dev, skb, MCU_UNI_CMD_SUSPEND, true); 1731 } 1732 1733 static int 1734 mt76_connac_mcu_set_wow_ctrl(struct mt76_phy *phy, struct ieee80211_vif *vif, 1735 bool suspend, struct cfg80211_wowlan *wowlan) 1736 { 1737 struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; 1738 struct mt76_dev *dev = phy->dev; 1739 struct { 1740 struct { 1741 u8 bss_idx; 1742 u8 pad[3]; 1743 } __packed hdr; 1744 struct mt76_connac_wow_ctrl_tlv wow_ctrl_tlv; 1745 struct mt76_connac_wow_gpio_param_tlv gpio_tlv; 1746 } req = { 1747 .hdr = { 1748 .bss_idx = mvif->idx, 1749 }, 1750 .wow_ctrl_tlv = { 1751 .tag = cpu_to_le16(UNI_SUSPEND_WOW_CTRL), 1752 .len = cpu_to_le16(sizeof(struct mt76_connac_wow_ctrl_tlv)), 1753 .cmd = suspend ? 1 : 2, 1754 }, 1755 .gpio_tlv = { 1756 .tag = cpu_to_le16(UNI_SUSPEND_WOW_GPIO_PARAM), 1757 .len = cpu_to_le16(sizeof(struct mt76_connac_wow_gpio_param_tlv)), 1758 .gpio_pin = 0xff, /* follow fw about GPIO pin */ 1759 }, 1760 }; 1761 1762 if (wowlan->magic_pkt) 1763 req.wow_ctrl_tlv.trigger |= BIT(0); 1764 if (wowlan->disconnect) 1765 req.wow_ctrl_tlv.trigger |= BIT(2); 1766 if (wowlan->nd_config) { 1767 mt76_connac_mcu_sched_scan_req(phy, vif, wowlan->nd_config); 1768 req.wow_ctrl_tlv.trigger |= BIT(5); 1769 mt76_connac_mcu_sched_scan_enable(phy, vif, suspend); 1770 } 1771 1772 if (mt76_is_mmio(dev)) 1773 req.wow_ctrl_tlv.wakeup_hif = WOW_PCIE; 1774 else if (mt76_is_usb(dev)) 1775 req.wow_ctrl_tlv.wakeup_hif = WOW_USB; 1776 else if (mt76_is_sdio(dev)) 1777 req.wow_ctrl_tlv.wakeup_hif = WOW_GPIO; 1778 1779 return mt76_mcu_send_msg(dev, MCU_UNI_CMD_SUSPEND, &req, sizeof(req), 1780 true); 1781 } 1782 1783 int mt76_connac_mcu_set_hif_suspend(struct mt76_dev *dev, bool suspend) 1784 { 1785 struct { 1786 struct { 1787 u8 hif_type; /* 0x0: HIF_SDIO 1788 * 0x1: HIF_USB 1789 * 0x2: HIF_PCIE 1790 */ 1791 u8 pad[3]; 1792 } __packed hdr; 1793 struct hif_suspend_tlv { 1794 __le16 tag; 1795 __le16 len; 1796 u8 suspend; 1797 } __packed hif_suspend; 1798 } req = { 1799 .hif_suspend = { 1800 .tag = cpu_to_le16(0), /* 0: UNI_HIF_CTRL_BASIC */ 1801 .len = cpu_to_le16(sizeof(struct hif_suspend_tlv)), 1802 .suspend = suspend, 1803 }, 1804 }; 1805 1806 if (mt76_is_mmio(dev)) 1807 req.hdr.hif_type = 2; 1808 else if (mt76_is_usb(dev)) 1809 req.hdr.hif_type = 1; 1810 else if (mt76_is_sdio(dev)) 1811 req.hdr.hif_type = 0; 1812 1813 return mt76_mcu_send_msg(dev, MCU_UNI_CMD_HIF_CTRL, &req, sizeof(req), 1814 true); 1815 } 1816 EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_hif_suspend); 1817 1818 void mt76_connac_mcu_set_suspend_iter(void *priv, u8 *mac, 1819 struct ieee80211_vif *vif) 1820 { 1821 struct mt76_phy *phy = priv; 1822 bool suspend = test_bit(MT76_STATE_SUSPEND, &phy->state); 1823 struct ieee80211_hw *hw = phy->hw; 1824 struct cfg80211_wowlan *wowlan = hw->wiphy->wowlan_config; 1825 int i; 1826 1827 mt76_connac_mcu_set_gtk_rekey(phy->dev, vif, suspend); 1828 mt76_connac_mcu_set_arp_filter(phy->dev, vif, suspend); 1829 1830 mt76_connac_mcu_set_suspend_mode(phy->dev, vif, suspend, 1, true); 1831 1832 for (i = 0; i < wowlan->n_patterns; i++) 1833 mt76_connac_mcu_set_wow_pattern(phy->dev, vif, i, suspend, 1834 &wowlan->patterns[i]); 1835 mt76_connac_mcu_set_wow_ctrl(phy, vif, suspend, wowlan); 1836 } 1837 EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_suspend_iter); 1838 1839 #endif /* CONFIG_PM */ 1840 1841 MODULE_AUTHOR("Lorenzo Bianconi <lorenzo@kernel.org>"); 1842 MODULE_LICENSE("Dual BSD/GPL"); 1843