1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause 2 /* 3 * Copyright (C) 2012-2014, 2018-2020 Intel Corporation 4 * Copyright (C) 2013-2015 Intel Mobile Communications GmbH 5 * Copyright (C) 2016-2017 Intel Deutschland GmbH 6 */ 7 #include <net/mac80211.h> 8 #include <linux/netdevice.h> 9 10 #include "iwl-trans.h" 11 #include "iwl-op-mode.h" 12 #include "fw/img.h" 13 #include "iwl-debug.h" 14 #include "iwl-csr.h" /* for iwl_mvm_rx_card_state_notif */ 15 #include "iwl-io.h" /* for iwl_mvm_rx_card_state_notif */ 16 #include "iwl-prph.h" 17 #include "fw/acpi.h" 18 #include "fw/pnvm.h" 19 20 #include "mvm.h" 21 #include "fw/dbg.h" 22 #include "iwl-phy-db.h" 23 #include "iwl-modparams.h" 24 #include "iwl-nvm-parse.h" 25 26 #define MVM_UCODE_ALIVE_TIMEOUT (HZ) 27 #define MVM_UCODE_CALIB_TIMEOUT (2 * HZ) 28 29 #define UCODE_VALID_OK cpu_to_le32(0x1) 30 31 struct iwl_mvm_alive_data { 32 bool valid; 33 u32 scd_base_addr; 34 }; 35 36 static int iwl_send_tx_ant_cfg(struct iwl_mvm *mvm, u8 valid_tx_ant) 37 { 38 struct iwl_tx_ant_cfg_cmd tx_ant_cmd = { 39 .valid = cpu_to_le32(valid_tx_ant), 40 }; 41 42 IWL_DEBUG_FW(mvm, "select valid tx ant: %u\n", valid_tx_ant); 43 return iwl_mvm_send_cmd_pdu(mvm, TX_ANT_CONFIGURATION_CMD, 0, 44 sizeof(tx_ant_cmd), &tx_ant_cmd); 45 } 46 47 static int iwl_send_rss_cfg_cmd(struct iwl_mvm *mvm) 48 { 49 int i; 50 struct iwl_rss_config_cmd cmd = { 51 .flags = cpu_to_le32(IWL_RSS_ENABLE), 52 .hash_mask = BIT(IWL_RSS_HASH_TYPE_IPV4_TCP) | 53 BIT(IWL_RSS_HASH_TYPE_IPV4_UDP) | 54 BIT(IWL_RSS_HASH_TYPE_IPV4_PAYLOAD) | 55 BIT(IWL_RSS_HASH_TYPE_IPV6_TCP) | 56 BIT(IWL_RSS_HASH_TYPE_IPV6_UDP) | 57 BIT(IWL_RSS_HASH_TYPE_IPV6_PAYLOAD), 58 }; 59 60 if (mvm->trans->num_rx_queues == 1) 61 return 0; 62 63 /* Do not direct RSS traffic to Q 0 which is our fallback queue */ 64 for (i = 0; i < ARRAY_SIZE(cmd.indirection_table); i++) 65 cmd.indirection_table[i] = 66 1 + (i % (mvm->trans->num_rx_queues - 1)); 67 netdev_rss_key_fill(cmd.secret_key, sizeof(cmd.secret_key)); 68 69 return iwl_mvm_send_cmd_pdu(mvm, RSS_CONFIG_CMD, 0, sizeof(cmd), &cmd); 70 } 71 72 static int iwl_configure_rxq(struct iwl_mvm *mvm) 73 { 74 int i, num_queues, size, ret; 75 struct iwl_rfh_queue_config *cmd; 76 struct iwl_host_cmd hcmd = { 77 .id = WIDE_ID(DATA_PATH_GROUP, RFH_QUEUE_CONFIG_CMD), 78 .dataflags[0] = IWL_HCMD_DFL_NOCOPY, 79 }; 80 81 /* 82 * The default queue is configured via context info, so if we 83 * have a single queue, there's nothing to do here. 84 */ 85 if (mvm->trans->num_rx_queues == 1) 86 return 0; 87 88 /* skip the default queue */ 89 num_queues = mvm->trans->num_rx_queues - 1; 90 91 size = struct_size(cmd, data, num_queues); 92 93 cmd = kzalloc(size, GFP_KERNEL); 94 if (!cmd) 95 return -ENOMEM; 96 97 cmd->num_queues = num_queues; 98 99 for (i = 0; i < num_queues; i++) { 100 struct iwl_trans_rxq_dma_data data; 101 102 cmd->data[i].q_num = i + 1; 103 iwl_trans_get_rxq_dma_data(mvm->trans, i + 1, &data); 104 105 cmd->data[i].fr_bd_cb = cpu_to_le64(data.fr_bd_cb); 106 cmd->data[i].urbd_stts_wrptr = 107 cpu_to_le64(data.urbd_stts_wrptr); 108 cmd->data[i].ur_bd_cb = cpu_to_le64(data.ur_bd_cb); 109 cmd->data[i].fr_bd_wid = cpu_to_le32(data.fr_bd_wid); 110 } 111 112 hcmd.data[0] = cmd; 113 hcmd.len[0] = size; 114 115 ret = iwl_mvm_send_cmd(mvm, &hcmd); 116 117 kfree(cmd); 118 119 return ret; 120 } 121 122 static int iwl_mvm_send_dqa_cmd(struct iwl_mvm *mvm) 123 { 124 struct iwl_dqa_enable_cmd dqa_cmd = { 125 .cmd_queue = cpu_to_le32(IWL_MVM_DQA_CMD_QUEUE), 126 }; 127 u32 cmd_id = iwl_cmd_id(DQA_ENABLE_CMD, DATA_PATH_GROUP, 0); 128 int ret; 129 130 ret = iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, sizeof(dqa_cmd), &dqa_cmd); 131 if (ret) 132 IWL_ERR(mvm, "Failed to send DQA enabling command: %d\n", ret); 133 else 134 IWL_DEBUG_FW(mvm, "Working in DQA mode\n"); 135 136 return ret; 137 } 138 139 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm, 140 struct iwl_rx_cmd_buffer *rxb) 141 { 142 struct iwl_rx_packet *pkt = rxb_addr(rxb); 143 struct iwl_mfu_assert_dump_notif *mfu_dump_notif = (void *)pkt->data; 144 __le32 *dump_data = mfu_dump_notif->data; 145 int n_words = le32_to_cpu(mfu_dump_notif->data_size) / sizeof(__le32); 146 int i; 147 148 if (mfu_dump_notif->index_num == 0) 149 IWL_INFO(mvm, "MFUART assert id 0x%x occurred\n", 150 le32_to_cpu(mfu_dump_notif->assert_id)); 151 152 for (i = 0; i < n_words; i++) 153 IWL_DEBUG_INFO(mvm, 154 "MFUART assert dump, dword %u: 0x%08x\n", 155 le16_to_cpu(mfu_dump_notif->index_num) * 156 n_words + i, 157 le32_to_cpu(dump_data[i])); 158 } 159 160 static bool iwl_alive_fn(struct iwl_notif_wait_data *notif_wait, 161 struct iwl_rx_packet *pkt, void *data) 162 { 163 unsigned int pkt_len = iwl_rx_packet_payload_len(pkt); 164 struct iwl_mvm *mvm = 165 container_of(notif_wait, struct iwl_mvm, notif_wait); 166 struct iwl_mvm_alive_data *alive_data = data; 167 struct iwl_umac_alive *umac; 168 struct iwl_lmac_alive *lmac1; 169 struct iwl_lmac_alive *lmac2 = NULL; 170 u16 status; 171 u32 lmac_error_event_table, umac_error_table; 172 173 /* 174 * For v5 and above, we can check the version, for older 175 * versions we need to check the size. 176 */ 177 if (iwl_fw_lookup_notif_ver(mvm->fw, LEGACY_GROUP, 178 UCODE_ALIVE_NTFY, 0) == 5) { 179 struct iwl_alive_ntf_v5 *palive; 180 181 if (pkt_len < sizeof(*palive)) 182 return false; 183 184 palive = (void *)pkt->data; 185 umac = &palive->umac_data; 186 lmac1 = &palive->lmac_data[0]; 187 lmac2 = &palive->lmac_data[1]; 188 status = le16_to_cpu(palive->status); 189 190 mvm->trans->sku_id[0] = le32_to_cpu(palive->sku_id.data[0]); 191 mvm->trans->sku_id[1] = le32_to_cpu(palive->sku_id.data[1]); 192 mvm->trans->sku_id[2] = le32_to_cpu(palive->sku_id.data[2]); 193 194 IWL_DEBUG_FW(mvm, "Got sku_id: 0x0%x 0x0%x 0x0%x\n", 195 mvm->trans->sku_id[0], 196 mvm->trans->sku_id[1], 197 mvm->trans->sku_id[2]); 198 } else if (iwl_rx_packet_payload_len(pkt) == sizeof(struct iwl_alive_ntf_v4)) { 199 struct iwl_alive_ntf_v4 *palive; 200 201 if (pkt_len < sizeof(*palive)) 202 return false; 203 204 palive = (void *)pkt->data; 205 umac = &palive->umac_data; 206 lmac1 = &palive->lmac_data[0]; 207 lmac2 = &palive->lmac_data[1]; 208 status = le16_to_cpu(palive->status); 209 } else if (iwl_rx_packet_payload_len(pkt) == 210 sizeof(struct iwl_alive_ntf_v3)) { 211 struct iwl_alive_ntf_v3 *palive3; 212 213 if (pkt_len < sizeof(*palive3)) 214 return false; 215 216 palive3 = (void *)pkt->data; 217 umac = &palive3->umac_data; 218 lmac1 = &palive3->lmac_data; 219 status = le16_to_cpu(palive3->status); 220 } else { 221 WARN(1, "unsupported alive notification (size %d)\n", 222 iwl_rx_packet_payload_len(pkt)); 223 /* get timeout later */ 224 return false; 225 } 226 227 lmac_error_event_table = 228 le32_to_cpu(lmac1->dbg_ptrs.error_event_table_ptr); 229 iwl_fw_lmac1_set_alive_err_table(mvm->trans, lmac_error_event_table); 230 231 if (lmac2) 232 mvm->trans->dbg.lmac_error_event_table[1] = 233 le32_to_cpu(lmac2->dbg_ptrs.error_event_table_ptr); 234 235 umac_error_table = le32_to_cpu(umac->dbg_ptrs.error_info_addr); 236 237 if (umac_error_table) { 238 if (umac_error_table >= 239 mvm->trans->cfg->min_umac_error_event_table) { 240 iwl_fw_umac_set_alive_err_table(mvm->trans, 241 umac_error_table); 242 } else { 243 IWL_ERR(mvm, 244 "Not valid error log pointer 0x%08X for %s uCode\n", 245 umac_error_table, 246 (mvm->fwrt.cur_fw_img == IWL_UCODE_INIT) ? 247 "Init" : "RT"); 248 } 249 } 250 251 alive_data->scd_base_addr = le32_to_cpu(lmac1->dbg_ptrs.scd_base_ptr); 252 alive_data->valid = status == IWL_ALIVE_STATUS_OK; 253 254 IWL_DEBUG_FW(mvm, 255 "Alive ucode status 0x%04x revision 0x%01X 0x%01X\n", 256 status, lmac1->ver_type, lmac1->ver_subtype); 257 258 if (lmac2) 259 IWL_DEBUG_FW(mvm, "Alive ucode CDB\n"); 260 261 IWL_DEBUG_FW(mvm, 262 "UMAC version: Major - 0x%x, Minor - 0x%x\n", 263 le32_to_cpu(umac->umac_major), 264 le32_to_cpu(umac->umac_minor)); 265 266 iwl_fwrt_update_fw_versions(&mvm->fwrt, lmac1, umac); 267 268 return true; 269 } 270 271 static bool iwl_wait_init_complete(struct iwl_notif_wait_data *notif_wait, 272 struct iwl_rx_packet *pkt, void *data) 273 { 274 WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF); 275 276 return true; 277 } 278 279 static bool iwl_wait_phy_db_entry(struct iwl_notif_wait_data *notif_wait, 280 struct iwl_rx_packet *pkt, void *data) 281 { 282 struct iwl_phy_db *phy_db = data; 283 284 if (pkt->hdr.cmd != CALIB_RES_NOTIF_PHY_DB) { 285 WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF); 286 return true; 287 } 288 289 WARN_ON(iwl_phy_db_set_section(phy_db, pkt)); 290 291 return false; 292 } 293 294 static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm, 295 enum iwl_ucode_type ucode_type) 296 { 297 struct iwl_notification_wait alive_wait; 298 struct iwl_mvm_alive_data alive_data = {}; 299 const struct fw_img *fw; 300 int ret; 301 enum iwl_ucode_type old_type = mvm->fwrt.cur_fw_img; 302 static const u16 alive_cmd[] = { UCODE_ALIVE_NTFY }; 303 bool run_in_rfkill = 304 ucode_type == IWL_UCODE_INIT || iwl_mvm_has_unified_ucode(mvm); 305 306 if (ucode_type == IWL_UCODE_REGULAR && 307 iwl_fw_dbg_conf_usniffer(mvm->fw, FW_DBG_START_FROM_ALIVE) && 308 !(fw_has_capa(&mvm->fw->ucode_capa, 309 IWL_UCODE_TLV_CAPA_USNIFFER_UNIFIED))) 310 fw = iwl_get_ucode_image(mvm->fw, IWL_UCODE_REGULAR_USNIFFER); 311 else 312 fw = iwl_get_ucode_image(mvm->fw, ucode_type); 313 if (WARN_ON(!fw)) 314 return -EINVAL; 315 iwl_fw_set_current_image(&mvm->fwrt, ucode_type); 316 clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status); 317 318 iwl_init_notification_wait(&mvm->notif_wait, &alive_wait, 319 alive_cmd, ARRAY_SIZE(alive_cmd), 320 iwl_alive_fn, &alive_data); 321 322 /* 323 * We want to load the INIT firmware even in RFKILL 324 * For the unified firmware case, the ucode_type is not 325 * INIT, but we still need to run it. 326 */ 327 ret = iwl_trans_start_fw(mvm->trans, fw, run_in_rfkill); 328 if (ret) { 329 iwl_fw_set_current_image(&mvm->fwrt, old_type); 330 iwl_remove_notification(&mvm->notif_wait, &alive_wait); 331 return ret; 332 } 333 334 /* 335 * Some things may run in the background now, but we 336 * just wait for the ALIVE notification here. 337 */ 338 ret = iwl_wait_notification(&mvm->notif_wait, &alive_wait, 339 MVM_UCODE_ALIVE_TIMEOUT); 340 if (ret) { 341 struct iwl_trans *trans = mvm->trans; 342 343 if (trans->trans_cfg->device_family >= 344 IWL_DEVICE_FAMILY_22000) { 345 IWL_ERR(mvm, 346 "SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n", 347 iwl_read_umac_prph(trans, UMAG_SB_CPU_1_STATUS), 348 iwl_read_umac_prph(trans, 349 UMAG_SB_CPU_2_STATUS)); 350 IWL_ERR(mvm, "UMAC PC: 0x%x\n", 351 iwl_read_umac_prph(trans, 352 UREG_UMAC_CURRENT_PC)); 353 IWL_ERR(mvm, "LMAC PC: 0x%x\n", 354 iwl_read_umac_prph(trans, 355 UREG_LMAC1_CURRENT_PC)); 356 if (iwl_mvm_is_cdb_supported(mvm)) 357 IWL_ERR(mvm, "LMAC2 PC: 0x%x\n", 358 iwl_read_umac_prph(trans, 359 UREG_LMAC2_CURRENT_PC)); 360 } else if (trans->trans_cfg->device_family >= 361 IWL_DEVICE_FAMILY_8000) { 362 IWL_ERR(mvm, 363 "SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n", 364 iwl_read_prph(trans, SB_CPU_1_STATUS), 365 iwl_read_prph(trans, SB_CPU_2_STATUS)); 366 } 367 368 if (ret == -ETIMEDOUT) 369 iwl_fw_dbg_error_collect(&mvm->fwrt, 370 FW_DBG_TRIGGER_ALIVE_TIMEOUT); 371 372 iwl_fw_set_current_image(&mvm->fwrt, old_type); 373 return ret; 374 } 375 376 if (!alive_data.valid) { 377 IWL_ERR(mvm, "Loaded ucode is not valid!\n"); 378 iwl_fw_set_current_image(&mvm->fwrt, old_type); 379 return -EIO; 380 } 381 382 ret = iwl_pnvm_load(mvm->trans, &mvm->notif_wait); 383 if (ret) { 384 IWL_ERR(mvm, "Timeout waiting for PNVM load!\n"); 385 iwl_fw_set_current_image(&mvm->fwrt, old_type); 386 return ret; 387 } 388 389 iwl_trans_fw_alive(mvm->trans, alive_data.scd_base_addr); 390 391 /* 392 * Note: all the queues are enabled as part of the interface 393 * initialization, but in firmware restart scenarios they 394 * could be stopped, so wake them up. In firmware restart, 395 * mac80211 will have the queues stopped as well until the 396 * reconfiguration completes. During normal startup, they 397 * will be empty. 398 */ 399 400 memset(&mvm->queue_info, 0, sizeof(mvm->queue_info)); 401 /* 402 * Set a 'fake' TID for the command queue, since we use the 403 * hweight() of the tid_bitmap as a refcount now. Not that 404 * we ever even consider the command queue as one we might 405 * want to reuse, but be safe nevertheless. 406 */ 407 mvm->queue_info[IWL_MVM_DQA_CMD_QUEUE].tid_bitmap = 408 BIT(IWL_MAX_TID_COUNT + 2); 409 410 set_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status); 411 #ifdef CONFIG_IWLWIFI_DEBUGFS 412 iwl_fw_set_dbg_rec_on(&mvm->fwrt); 413 #endif 414 415 /* 416 * All the BSSes in the BSS table include the GP2 in the system 417 * at the beacon Rx time, this is of course no longer relevant 418 * since we are resetting the firmware. 419 * Purge all the BSS table. 420 */ 421 cfg80211_bss_flush(mvm->hw->wiphy); 422 423 return 0; 424 } 425 426 static int iwl_run_unified_mvm_ucode(struct iwl_mvm *mvm) 427 { 428 struct iwl_notification_wait init_wait; 429 struct iwl_nvm_access_complete_cmd nvm_complete = {}; 430 struct iwl_init_extended_cfg_cmd init_cfg = { 431 .init_flags = cpu_to_le32(BIT(IWL_INIT_NVM)), 432 }; 433 static const u16 init_complete[] = { 434 INIT_COMPLETE_NOTIF, 435 }; 436 int ret; 437 438 if (mvm->trans->cfg->tx_with_siso_diversity) 439 init_cfg.init_flags |= cpu_to_le32(BIT(IWL_INIT_PHY)); 440 441 lockdep_assert_held(&mvm->mutex); 442 443 mvm->rfkill_safe_init_done = false; 444 445 iwl_init_notification_wait(&mvm->notif_wait, 446 &init_wait, 447 init_complete, 448 ARRAY_SIZE(init_complete), 449 iwl_wait_init_complete, 450 NULL); 451 452 iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_EARLY, NULL); 453 454 /* Will also start the device */ 455 ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR); 456 if (ret) { 457 IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret); 458 goto error; 459 } 460 iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_AFTER_ALIVE, 461 NULL); 462 463 /* Send init config command to mark that we are sending NVM access 464 * commands 465 */ 466 ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(SYSTEM_GROUP, 467 INIT_EXTENDED_CFG_CMD), 468 CMD_SEND_IN_RFKILL, 469 sizeof(init_cfg), &init_cfg); 470 if (ret) { 471 IWL_ERR(mvm, "Failed to run init config command: %d\n", 472 ret); 473 goto error; 474 } 475 476 /* Load NVM to NIC if needed */ 477 if (mvm->nvm_file_name) { 478 iwl_read_external_nvm(mvm->trans, mvm->nvm_file_name, 479 mvm->nvm_sections); 480 iwl_mvm_load_nvm_to_nic(mvm); 481 } 482 483 if (IWL_MVM_PARSE_NVM && !mvm->nvm_data) { 484 ret = iwl_nvm_init(mvm); 485 if (ret) { 486 IWL_ERR(mvm, "Failed to read NVM: %d\n", ret); 487 goto error; 488 } 489 } 490 491 ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(REGULATORY_AND_NVM_GROUP, 492 NVM_ACCESS_COMPLETE), 493 CMD_SEND_IN_RFKILL, 494 sizeof(nvm_complete), &nvm_complete); 495 if (ret) { 496 IWL_ERR(mvm, "Failed to run complete NVM access: %d\n", 497 ret); 498 goto error; 499 } 500 501 /* We wait for the INIT complete notification */ 502 ret = iwl_wait_notification(&mvm->notif_wait, &init_wait, 503 MVM_UCODE_ALIVE_TIMEOUT); 504 if (ret) 505 return ret; 506 507 /* Read the NVM only at driver load time, no need to do this twice */ 508 if (!IWL_MVM_PARSE_NVM && !mvm->nvm_data) { 509 mvm->nvm_data = iwl_get_nvm(mvm->trans, mvm->fw); 510 if (IS_ERR(mvm->nvm_data)) { 511 ret = PTR_ERR(mvm->nvm_data); 512 mvm->nvm_data = NULL; 513 IWL_ERR(mvm, "Failed to read NVM: %d\n", ret); 514 return ret; 515 } 516 } 517 518 mvm->rfkill_safe_init_done = true; 519 520 return 0; 521 522 error: 523 iwl_remove_notification(&mvm->notif_wait, &init_wait); 524 return ret; 525 } 526 527 #ifdef CONFIG_ACPI 528 static void iwl_mvm_phy_filter_init(struct iwl_mvm *mvm, 529 struct iwl_phy_specific_cfg *phy_filters) 530 { 531 /* 532 * TODO: read specific phy config from BIOS 533 * ACPI table for this feature has not been defined yet, 534 * so for now we use hardcoded values. 535 */ 536 537 if (IWL_MVM_PHY_FILTER_CHAIN_A) { 538 phy_filters->filter_cfg_chain_a = 539 cpu_to_le32(IWL_MVM_PHY_FILTER_CHAIN_A); 540 } 541 if (IWL_MVM_PHY_FILTER_CHAIN_B) { 542 phy_filters->filter_cfg_chain_b = 543 cpu_to_le32(IWL_MVM_PHY_FILTER_CHAIN_B); 544 } 545 if (IWL_MVM_PHY_FILTER_CHAIN_C) { 546 phy_filters->filter_cfg_chain_c = 547 cpu_to_le32(IWL_MVM_PHY_FILTER_CHAIN_C); 548 } 549 if (IWL_MVM_PHY_FILTER_CHAIN_D) { 550 phy_filters->filter_cfg_chain_d = 551 cpu_to_le32(IWL_MVM_PHY_FILTER_CHAIN_D); 552 } 553 } 554 555 #else /* CONFIG_ACPI */ 556 557 static void iwl_mvm_phy_filter_init(struct iwl_mvm *mvm, 558 struct iwl_phy_specific_cfg *phy_filters) 559 { 560 } 561 #endif /* CONFIG_ACPI */ 562 563 static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm) 564 { 565 struct iwl_phy_cfg_cmd_v3 phy_cfg_cmd; 566 enum iwl_ucode_type ucode_type = mvm->fwrt.cur_fw_img; 567 struct iwl_phy_specific_cfg phy_filters = {}; 568 u8 cmd_ver; 569 size_t cmd_size; 570 571 if (iwl_mvm_has_unified_ucode(mvm) && 572 !mvm->trans->cfg->tx_with_siso_diversity) 573 return 0; 574 575 if (mvm->trans->cfg->tx_with_siso_diversity) { 576 /* 577 * TODO: currently we don't set the antenna but letting the NIC 578 * to decide which antenna to use. This should come from BIOS. 579 */ 580 phy_cfg_cmd.phy_cfg = 581 cpu_to_le32(FW_PHY_CFG_CHAIN_SAD_ENABLED); 582 } 583 584 /* Set parameters */ 585 phy_cfg_cmd.phy_cfg = cpu_to_le32(iwl_mvm_get_phy_config(mvm)); 586 587 /* set flags extra PHY configuration flags from the device's cfg */ 588 phy_cfg_cmd.phy_cfg |= 589 cpu_to_le32(mvm->trans->trans_cfg->extra_phy_cfg_flags); 590 591 phy_cfg_cmd.calib_control.event_trigger = 592 mvm->fw->default_calib[ucode_type].event_trigger; 593 phy_cfg_cmd.calib_control.flow_trigger = 594 mvm->fw->default_calib[ucode_type].flow_trigger; 595 596 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, IWL_ALWAYS_LONG_GROUP, 597 PHY_CONFIGURATION_CMD, 598 IWL_FW_CMD_VER_UNKNOWN); 599 if (cmd_ver == 3) { 600 iwl_mvm_phy_filter_init(mvm, &phy_filters); 601 memcpy(&phy_cfg_cmd.phy_specific_cfg, &phy_filters, 602 sizeof(struct iwl_phy_specific_cfg)); 603 } 604 605 IWL_DEBUG_INFO(mvm, "Sending Phy CFG command: 0x%x\n", 606 phy_cfg_cmd.phy_cfg); 607 cmd_size = (cmd_ver == 3) ? sizeof(struct iwl_phy_cfg_cmd_v3) : 608 sizeof(struct iwl_phy_cfg_cmd_v1); 609 return iwl_mvm_send_cmd_pdu(mvm, PHY_CONFIGURATION_CMD, 0, 610 cmd_size, &phy_cfg_cmd); 611 } 612 613 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm) 614 { 615 struct iwl_notification_wait calib_wait; 616 static const u16 init_complete[] = { 617 INIT_COMPLETE_NOTIF, 618 CALIB_RES_NOTIF_PHY_DB 619 }; 620 int ret; 621 622 if (iwl_mvm_has_unified_ucode(mvm)) 623 return iwl_run_unified_mvm_ucode(mvm); 624 625 lockdep_assert_held(&mvm->mutex); 626 627 mvm->rfkill_safe_init_done = false; 628 629 iwl_init_notification_wait(&mvm->notif_wait, 630 &calib_wait, 631 init_complete, 632 ARRAY_SIZE(init_complete), 633 iwl_wait_phy_db_entry, 634 mvm->phy_db); 635 636 /* Will also start the device */ 637 ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_INIT); 638 if (ret) { 639 IWL_ERR(mvm, "Failed to start INIT ucode: %d\n", ret); 640 goto remove_notif; 641 } 642 643 if (mvm->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_8000) { 644 ret = iwl_mvm_send_bt_init_conf(mvm); 645 if (ret) 646 goto remove_notif; 647 } 648 649 /* Read the NVM only at driver load time, no need to do this twice */ 650 if (!mvm->nvm_data) { 651 ret = iwl_nvm_init(mvm); 652 if (ret) { 653 IWL_ERR(mvm, "Failed to read NVM: %d\n", ret); 654 goto remove_notif; 655 } 656 } 657 658 /* In case we read the NVM from external file, load it to the NIC */ 659 if (mvm->nvm_file_name) 660 iwl_mvm_load_nvm_to_nic(mvm); 661 662 WARN_ONCE(mvm->nvm_data->nvm_version < mvm->trans->cfg->nvm_ver, 663 "Too old NVM version (0x%0x, required = 0x%0x)", 664 mvm->nvm_data->nvm_version, mvm->trans->cfg->nvm_ver); 665 666 /* 667 * abort after reading the nvm in case RF Kill is on, we will complete 668 * the init seq later when RF kill will switch to off 669 */ 670 if (iwl_mvm_is_radio_hw_killed(mvm)) { 671 IWL_DEBUG_RF_KILL(mvm, 672 "jump over all phy activities due to RF kill\n"); 673 goto remove_notif; 674 } 675 676 mvm->rfkill_safe_init_done = true; 677 678 /* Send TX valid antennas before triggering calibrations */ 679 ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm)); 680 if (ret) 681 goto remove_notif; 682 683 ret = iwl_send_phy_cfg_cmd(mvm); 684 if (ret) { 685 IWL_ERR(mvm, "Failed to run INIT calibrations: %d\n", 686 ret); 687 goto remove_notif; 688 } 689 690 /* 691 * Some things may run in the background now, but we 692 * just wait for the calibration complete notification. 693 */ 694 ret = iwl_wait_notification(&mvm->notif_wait, &calib_wait, 695 MVM_UCODE_CALIB_TIMEOUT); 696 if (!ret) 697 goto out; 698 699 if (iwl_mvm_is_radio_hw_killed(mvm)) { 700 IWL_DEBUG_RF_KILL(mvm, "RFKILL while calibrating.\n"); 701 ret = 0; 702 } else { 703 IWL_ERR(mvm, "Failed to run INIT calibrations: %d\n", 704 ret); 705 } 706 707 goto out; 708 709 remove_notif: 710 iwl_remove_notification(&mvm->notif_wait, &calib_wait); 711 out: 712 mvm->rfkill_safe_init_done = false; 713 if (iwlmvm_mod_params.init_dbg && !mvm->nvm_data) { 714 /* we want to debug INIT and we have no NVM - fake */ 715 mvm->nvm_data = kzalloc(sizeof(struct iwl_nvm_data) + 716 sizeof(struct ieee80211_channel) + 717 sizeof(struct ieee80211_rate), 718 GFP_KERNEL); 719 if (!mvm->nvm_data) 720 return -ENOMEM; 721 mvm->nvm_data->bands[0].channels = mvm->nvm_data->channels; 722 mvm->nvm_data->bands[0].n_channels = 1; 723 mvm->nvm_data->bands[0].n_bitrates = 1; 724 mvm->nvm_data->bands[0].bitrates = 725 (void *)mvm->nvm_data->channels + 1; 726 mvm->nvm_data->bands[0].bitrates->hw_value = 10; 727 } 728 729 return ret; 730 } 731 732 static int iwl_mvm_config_ltr(struct iwl_mvm *mvm) 733 { 734 struct iwl_ltr_config_cmd cmd = { 735 .flags = cpu_to_le32(LTR_CFG_FLAG_FEATURE_ENABLE), 736 }; 737 738 if (!mvm->trans->ltr_enabled) 739 return 0; 740 741 return iwl_mvm_send_cmd_pdu(mvm, LTR_CONFIG, 0, 742 sizeof(cmd), &cmd); 743 } 744 745 #ifdef CONFIG_ACPI 746 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b) 747 { 748 struct iwl_dev_tx_power_cmd cmd = { 749 .common.set_mode = cpu_to_le32(IWL_TX_POWER_MODE_SET_CHAINS), 750 }; 751 __le16 *per_chain; 752 int ret; 753 u16 len = 0; 754 u32 n_subbands; 755 u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, LONG_GROUP, 756 REDUCE_TX_POWER_CMD, 757 IWL_FW_CMD_VER_UNKNOWN); 758 759 if (cmd_ver == 6) { 760 len = sizeof(cmd.v6); 761 n_subbands = IWL_NUM_SUB_BANDS_V2; 762 per_chain = cmd.v6.per_chain[0][0]; 763 } else if (fw_has_api(&mvm->fw->ucode_capa, 764 IWL_UCODE_TLV_API_REDUCE_TX_POWER)) { 765 len = sizeof(cmd.v5); 766 n_subbands = IWL_NUM_SUB_BANDS; 767 per_chain = cmd.v5.per_chain[0][0]; 768 } else if (fw_has_capa(&mvm->fw->ucode_capa, 769 IWL_UCODE_TLV_CAPA_TX_POWER_ACK)) { 770 len = sizeof(cmd.v4); 771 n_subbands = IWL_NUM_SUB_BANDS; 772 per_chain = cmd.v4.per_chain[0][0]; 773 } else { 774 len = sizeof(cmd.v3); 775 n_subbands = IWL_NUM_SUB_BANDS; 776 per_chain = cmd.v3.per_chain[0][0]; 777 } 778 779 /* all structs have the same common part, add it */ 780 len += sizeof(cmd.common); 781 782 ret = iwl_sar_select_profile(&mvm->fwrt, per_chain, ACPI_SAR_NUM_TABLES, 783 n_subbands, prof_a, prof_b); 784 785 /* return on error or if the profile is disabled (positive number) */ 786 if (ret) 787 return ret; 788 789 IWL_DEBUG_RADIO(mvm, "Sending REDUCE_TX_POWER_CMD per chain\n"); 790 return iwl_mvm_send_cmd_pdu(mvm, REDUCE_TX_POWER_CMD, 0, len, &cmd); 791 } 792 793 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm) 794 { 795 union iwl_geo_tx_power_profiles_cmd geo_tx_cmd; 796 struct iwl_geo_tx_power_profiles_resp *resp; 797 u16 len; 798 int ret; 799 struct iwl_host_cmd cmd; 800 u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, PHY_OPS_GROUP, 801 GEO_TX_POWER_LIMIT, 802 IWL_FW_CMD_VER_UNKNOWN); 803 804 /* the ops field is at the same spot for all versions, so set in v1 */ 805 geo_tx_cmd.v1.ops = 806 cpu_to_le32(IWL_PER_CHAIN_OFFSET_GET_CURRENT_TABLE); 807 808 if (cmd_ver == 3) 809 len = sizeof(geo_tx_cmd.v3); 810 else if (fw_has_api(&mvm->fwrt.fw->ucode_capa, 811 IWL_UCODE_TLV_API_SAR_TABLE_VER)) 812 len = sizeof(geo_tx_cmd.v2); 813 else 814 len = sizeof(geo_tx_cmd.v1); 815 816 if (!iwl_sar_geo_support(&mvm->fwrt)) 817 return -EOPNOTSUPP; 818 819 cmd = (struct iwl_host_cmd){ 820 .id = WIDE_ID(PHY_OPS_GROUP, GEO_TX_POWER_LIMIT), 821 .len = { len, }, 822 .flags = CMD_WANT_SKB, 823 .data = { &geo_tx_cmd }, 824 }; 825 826 ret = iwl_mvm_send_cmd(mvm, &cmd); 827 if (ret) { 828 IWL_ERR(mvm, "Failed to get geographic profile info %d\n", ret); 829 return ret; 830 } 831 832 resp = (void *)cmd.resp_pkt->data; 833 ret = le32_to_cpu(resp->profile_idx); 834 835 if (WARN_ON(ret > ACPI_NUM_GEO_PROFILES)) 836 ret = -EIO; 837 838 iwl_free_resp(&cmd); 839 return ret; 840 } 841 842 static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm) 843 { 844 union iwl_geo_tx_power_profiles_cmd cmd; 845 u16 len; 846 u32 n_bands; 847 int ret; 848 u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, PHY_OPS_GROUP, 849 GEO_TX_POWER_LIMIT, 850 IWL_FW_CMD_VER_UNKNOWN); 851 852 BUILD_BUG_ON(offsetof(struct iwl_geo_tx_power_profiles_cmd_v1, ops) != 853 offsetof(struct iwl_geo_tx_power_profiles_cmd_v2, ops) || 854 offsetof(struct iwl_geo_tx_power_profiles_cmd_v2, ops) != 855 offsetof(struct iwl_geo_tx_power_profiles_cmd_v3, ops)); 856 /* the ops field is at the same spot for all versions, so set in v1 */ 857 cmd.v1.ops = cpu_to_le32(IWL_PER_CHAIN_OFFSET_SET_TABLES); 858 859 if (cmd_ver == 3) { 860 len = sizeof(cmd.v3); 861 n_bands = ARRAY_SIZE(cmd.v3.table[0]); 862 cmd.v3.table_revision = cpu_to_le32(mvm->fwrt.geo_rev); 863 } else if (fw_has_api(&mvm->fwrt.fw->ucode_capa, 864 IWL_UCODE_TLV_API_SAR_TABLE_VER)) { 865 len = sizeof(cmd.v2); 866 n_bands = ARRAY_SIZE(cmd.v2.table[0]); 867 cmd.v2.table_revision = cpu_to_le32(mvm->fwrt.geo_rev); 868 } else { 869 len = sizeof(cmd.v1); 870 n_bands = ARRAY_SIZE(cmd.v1.table[0]); 871 } 872 873 BUILD_BUG_ON(offsetof(struct iwl_geo_tx_power_profiles_cmd_v1, table) != 874 offsetof(struct iwl_geo_tx_power_profiles_cmd_v2, table) || 875 offsetof(struct iwl_geo_tx_power_profiles_cmd_v2, table) != 876 offsetof(struct iwl_geo_tx_power_profiles_cmd_v3, table)); 877 /* the table is at the same position for all versions, so set use v1 */ 878 ret = iwl_sar_geo_init(&mvm->fwrt, &cmd.v1.table[0][0], n_bands); 879 880 /* 881 * It is a valid scenario to not support SAR, or miss wgds table, 882 * but in that case there is no need to send the command. 883 */ 884 if (ret) 885 return 0; 886 887 return iwl_mvm_send_cmd_pdu(mvm, 888 WIDE_ID(PHY_OPS_GROUP, GEO_TX_POWER_LIMIT), 889 0, len, &cmd); 890 } 891 892 static int iwl_mvm_get_ppag_table(struct iwl_mvm *mvm) 893 { 894 union acpi_object *wifi_pkg, *data, *enabled; 895 union iwl_ppag_table_cmd ppag_table; 896 int i, j, ret, tbl_rev, num_sub_bands; 897 int idx = 2; 898 s8 *gain; 899 900 /* 901 * The 'enabled' field is the same in v1 and v2 so we can just 902 * use v1 to access it. 903 */ 904 mvm->fwrt.ppag_table.v1.enabled = cpu_to_le32(0); 905 data = iwl_acpi_get_object(mvm->dev, ACPI_PPAG_METHOD); 906 if (IS_ERR(data)) 907 return PTR_ERR(data); 908 909 /* try to read ppag table revision 1 */ 910 wifi_pkg = iwl_acpi_get_wifi_pkg(mvm->dev, data, 911 ACPI_PPAG_WIFI_DATA_SIZE_V2, &tbl_rev); 912 if (!IS_ERR(wifi_pkg)) { 913 if (tbl_rev != 1) { 914 ret = -EINVAL; 915 goto out_free; 916 } 917 num_sub_bands = IWL_NUM_SUB_BANDS_V2; 918 gain = mvm->fwrt.ppag_table.v2.gain[0]; 919 mvm->fwrt.ppag_ver = 2; 920 IWL_DEBUG_RADIO(mvm, "Reading PPAG table v2 (tbl_rev=1)\n"); 921 goto read_table; 922 } 923 924 /* try to read ppag table revision 0 */ 925 wifi_pkg = iwl_acpi_get_wifi_pkg(mvm->dev, data, 926 ACPI_PPAG_WIFI_DATA_SIZE, &tbl_rev); 927 if (!IS_ERR(wifi_pkg)) { 928 if (tbl_rev != 0) { 929 ret = -EINVAL; 930 goto out_free; 931 } 932 num_sub_bands = IWL_NUM_SUB_BANDS; 933 gain = mvm->fwrt.ppag_table.v1.gain[0]; 934 mvm->fwrt.ppag_ver = 1; 935 IWL_DEBUG_RADIO(mvm, "Reading PPAG table v1 (tbl_rev=0)\n"); 936 goto read_table; 937 } 938 ret = PTR_ERR(wifi_pkg); 939 goto out_free; 940 941 read_table: 942 enabled = &wifi_pkg->package.elements[1]; 943 if (enabled->type != ACPI_TYPE_INTEGER || 944 (enabled->integer.value != 0 && enabled->integer.value != 1)) { 945 ret = -EINVAL; 946 goto out_free; 947 } 948 949 ppag_table.v1.enabled = cpu_to_le32(enabled->integer.value); 950 if (!ppag_table.v1.enabled) { 951 ret = 0; 952 goto out_free; 953 } 954 955 /* 956 * read, verify gain values and save them into the PPAG table. 957 * first sub-band (j=0) corresponds to Low-Band (2.4GHz), and the 958 * following sub-bands to High-Band (5GHz). 959 */ 960 for (i = 0; i < IWL_NUM_CHAIN_LIMITS; i++) { 961 for (j = 0; j < num_sub_bands; j++) { 962 union acpi_object *ent; 963 964 ent = &wifi_pkg->package.elements[idx++]; 965 if (ent->type != ACPI_TYPE_INTEGER || 966 (j == 0 && ent->integer.value > ACPI_PPAG_MAX_LB) || 967 (j == 0 && ent->integer.value < ACPI_PPAG_MIN_LB) || 968 (j != 0 && ent->integer.value > ACPI_PPAG_MAX_HB) || 969 (j != 0 && ent->integer.value < ACPI_PPAG_MIN_HB)) { 970 ppag_table.v1.enabled = cpu_to_le32(0); 971 ret = -EINVAL; 972 goto out_free; 973 } 974 gain[i * num_sub_bands + j] = ent->integer.value; 975 } 976 } 977 ret = 0; 978 out_free: 979 kfree(data); 980 return ret; 981 } 982 983 int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm) 984 { 985 u8 cmd_ver; 986 int i, j, ret, num_sub_bands, cmd_size; 987 union iwl_ppag_table_cmd ppag_table; 988 s8 *gain; 989 990 if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_SET_PPAG)) { 991 IWL_DEBUG_RADIO(mvm, 992 "PPAG capability not supported by FW, command not sent.\n"); 993 return 0; 994 } 995 if (!mvm->fwrt.ppag_table.v1.enabled) { 996 IWL_DEBUG_RADIO(mvm, "PPAG not enabled, command not sent.\n"); 997 return 0; 998 } 999 1000 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, PHY_OPS_GROUP, 1001 PER_PLATFORM_ANT_GAIN_CMD, 1002 IWL_FW_CMD_VER_UNKNOWN); 1003 if (cmd_ver == 1) { 1004 num_sub_bands = IWL_NUM_SUB_BANDS; 1005 gain = mvm->fwrt.ppag_table.v1.gain[0]; 1006 cmd_size = sizeof(ppag_table.v1); 1007 if (mvm->fwrt.ppag_ver == 2) { 1008 IWL_DEBUG_RADIO(mvm, 1009 "PPAG table is v2 but FW supports v1, sending truncated table\n"); 1010 } 1011 } else if (cmd_ver == 2) { 1012 num_sub_bands = IWL_NUM_SUB_BANDS_V2; 1013 gain = mvm->fwrt.ppag_table.v2.gain[0]; 1014 cmd_size = sizeof(ppag_table.v2); 1015 if (mvm->fwrt.ppag_ver == 1) { 1016 IWL_DEBUG_RADIO(mvm, 1017 "PPAG table is v1 but FW supports v2, sending padded table\n"); 1018 } 1019 } else { 1020 IWL_DEBUG_RADIO(mvm, "Unsupported PPAG command version\n"); 1021 return 0; 1022 } 1023 1024 for (i = 0; i < IWL_NUM_CHAIN_LIMITS; i++) { 1025 for (j = 0; j < num_sub_bands; j++) { 1026 IWL_DEBUG_RADIO(mvm, 1027 "PPAG table: chain[%d] band[%d]: gain = %d\n", 1028 i, j, gain[i * num_sub_bands + j]); 1029 } 1030 } 1031 IWL_DEBUG_RADIO(mvm, "Sending PER_PLATFORM_ANT_GAIN_CMD\n"); 1032 ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(PHY_OPS_GROUP, 1033 PER_PLATFORM_ANT_GAIN_CMD), 1034 0, cmd_size, &ppag_table); 1035 if (ret < 0) 1036 IWL_ERR(mvm, "failed to send PER_PLATFORM_ANT_GAIN_CMD (%d)\n", 1037 ret); 1038 1039 return ret; 1040 } 1041 1042 static int iwl_mvm_ppag_init(struct iwl_mvm *mvm) 1043 { 1044 int ret; 1045 1046 ret = iwl_mvm_get_ppag_table(mvm); 1047 if (ret < 0) { 1048 IWL_DEBUG_RADIO(mvm, 1049 "PPAG BIOS table invalid or unavailable. (%d)\n", 1050 ret); 1051 return 0; 1052 } 1053 return iwl_mvm_ppag_send_cmd(mvm); 1054 } 1055 1056 static void iwl_mvm_tas_init(struct iwl_mvm *mvm) 1057 { 1058 int ret; 1059 struct iwl_tas_config_cmd cmd = {}; 1060 int list_size; 1061 1062 BUILD_BUG_ON(ARRAY_SIZE(cmd.block_list_array) < 1063 APCI_WTAS_BLACK_LIST_MAX); 1064 1065 if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_TAS_CFG)) { 1066 IWL_DEBUG_RADIO(mvm, "TAS not enabled in FW\n"); 1067 return; 1068 } 1069 1070 ret = iwl_acpi_get_tas(&mvm->fwrt, cmd.block_list_array, &list_size); 1071 if (ret < 0) { 1072 IWL_DEBUG_RADIO(mvm, 1073 "TAS table invalid or unavailable. (%d)\n", 1074 ret); 1075 return; 1076 } 1077 1078 if (list_size < 0) 1079 return; 1080 1081 /* list size if TAS enabled can only be non-negative */ 1082 cmd.block_list_size = cpu_to_le32((u32)list_size); 1083 1084 ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(REGULATORY_AND_NVM_GROUP, 1085 TAS_CONFIG), 1086 0, sizeof(cmd), &cmd); 1087 if (ret < 0) 1088 IWL_DEBUG_RADIO(mvm, "failed to send TAS_CONFIG (%d)\n", ret); 1089 } 1090 1091 static u8 iwl_mvm_eval_dsm_indonesia_5g2(struct iwl_mvm *mvm) 1092 { 1093 int ret = iwl_acpi_get_dsm_u8((&mvm->fwrt)->dev, 0, 1094 DSM_FUNC_ENABLE_INDONESIA_5G2); 1095 1096 if (ret < 0) 1097 IWL_DEBUG_RADIO(mvm, 1098 "Failed to evaluate DSM function ENABLE_INDONESIA_5G2, ret=%d\n", 1099 ret); 1100 1101 else if (ret >= DSM_VALUE_INDONESIA_MAX) 1102 IWL_DEBUG_RADIO(mvm, 1103 "DSM function ENABLE_INDONESIA_5G2 return invalid value, ret=%d\n", 1104 ret); 1105 1106 else if (ret == DSM_VALUE_INDONESIA_ENABLE) { 1107 IWL_DEBUG_RADIO(mvm, 1108 "Evaluated DSM function ENABLE_INDONESIA_5G2: Enabling 5g2\n"); 1109 return DSM_VALUE_INDONESIA_ENABLE; 1110 } 1111 /* default behaviour is disabled */ 1112 return DSM_VALUE_INDONESIA_DISABLE; 1113 } 1114 1115 static u8 iwl_mvm_eval_dsm_disable_srd(struct iwl_mvm *mvm) 1116 { 1117 int ret = iwl_acpi_get_dsm_u8((&mvm->fwrt)->dev, 0, 1118 DSM_FUNC_DISABLE_SRD); 1119 1120 if (ret < 0) 1121 IWL_DEBUG_RADIO(mvm, 1122 "Failed to evaluate DSM function DISABLE_SRD, ret=%d\n", 1123 ret); 1124 1125 else if (ret >= DSM_VALUE_SRD_MAX) 1126 IWL_DEBUG_RADIO(mvm, 1127 "DSM function DISABLE_SRD return invalid value, ret=%d\n", 1128 ret); 1129 1130 else if (ret == DSM_VALUE_SRD_PASSIVE) { 1131 IWL_DEBUG_RADIO(mvm, 1132 "Evaluated DSM function DISABLE_SRD: setting SRD to passive\n"); 1133 return DSM_VALUE_SRD_PASSIVE; 1134 1135 } else if (ret == DSM_VALUE_SRD_DISABLE) { 1136 IWL_DEBUG_RADIO(mvm, 1137 "Evaluated DSM function DISABLE_SRD: disabling SRD\n"); 1138 return DSM_VALUE_SRD_DISABLE; 1139 } 1140 /* default behaviour is active */ 1141 return DSM_VALUE_SRD_ACTIVE; 1142 } 1143 1144 static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm) 1145 { 1146 u8 ret; 1147 int cmd_ret; 1148 struct iwl_lari_config_change_cmd cmd = {}; 1149 1150 if (iwl_mvm_eval_dsm_indonesia_5g2(mvm) == DSM_VALUE_INDONESIA_ENABLE) 1151 cmd.config_bitmap |= 1152 cpu_to_le32(LARI_CONFIG_ENABLE_5G2_IN_INDONESIA_MSK); 1153 1154 ret = iwl_mvm_eval_dsm_disable_srd(mvm); 1155 if (ret == DSM_VALUE_SRD_PASSIVE) 1156 cmd.config_bitmap |= 1157 cpu_to_le32(LARI_CONFIG_CHANGE_ETSI_TO_PASSIVE_MSK); 1158 1159 else if (ret == DSM_VALUE_SRD_DISABLE) 1160 cmd.config_bitmap |= 1161 cpu_to_le32(LARI_CONFIG_CHANGE_ETSI_TO_DISABLED_MSK); 1162 1163 /* apply more config masks here */ 1164 1165 if (cmd.config_bitmap) { 1166 IWL_DEBUG_RADIO(mvm, "sending LARI_CONFIG_CHANGE\n"); 1167 cmd_ret = iwl_mvm_send_cmd_pdu(mvm, 1168 WIDE_ID(REGULATORY_AND_NVM_GROUP, 1169 LARI_CONFIG_CHANGE), 1170 0, sizeof(cmd), &cmd); 1171 if (cmd_ret < 0) 1172 IWL_DEBUG_RADIO(mvm, 1173 "Failed to send LARI_CONFIG_CHANGE (%d)\n", 1174 cmd_ret); 1175 } 1176 } 1177 #else /* CONFIG_ACPI */ 1178 1179 inline int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, 1180 int prof_a, int prof_b) 1181 { 1182 return -ENOENT; 1183 } 1184 1185 inline int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm) 1186 { 1187 return -ENOENT; 1188 } 1189 1190 static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm) 1191 { 1192 return 0; 1193 } 1194 1195 int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm) 1196 { 1197 return -ENOENT; 1198 } 1199 1200 static int iwl_mvm_ppag_init(struct iwl_mvm *mvm) 1201 { 1202 return 0; 1203 } 1204 1205 static void iwl_mvm_tas_init(struct iwl_mvm *mvm) 1206 { 1207 } 1208 1209 static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm) 1210 { 1211 } 1212 #endif /* CONFIG_ACPI */ 1213 1214 void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags) 1215 { 1216 u32 error_log_size = mvm->fw->ucode_capa.error_log_size; 1217 int ret; 1218 u32 resp; 1219 1220 struct iwl_fw_error_recovery_cmd recovery_cmd = { 1221 .flags = cpu_to_le32(flags), 1222 .buf_size = 0, 1223 }; 1224 struct iwl_host_cmd host_cmd = { 1225 .id = WIDE_ID(SYSTEM_GROUP, FW_ERROR_RECOVERY_CMD), 1226 .flags = CMD_WANT_SKB, 1227 .data = {&recovery_cmd, }, 1228 .len = {sizeof(recovery_cmd), }, 1229 }; 1230 1231 /* no error log was defined in TLV */ 1232 if (!error_log_size) 1233 return; 1234 1235 if (flags & ERROR_RECOVERY_UPDATE_DB) { 1236 /* no buf was allocated while HW reset */ 1237 if (!mvm->error_recovery_buf) 1238 return; 1239 1240 host_cmd.data[1] = mvm->error_recovery_buf; 1241 host_cmd.len[1] = error_log_size; 1242 host_cmd.dataflags[1] = IWL_HCMD_DFL_NOCOPY; 1243 recovery_cmd.buf_size = cpu_to_le32(error_log_size); 1244 } 1245 1246 ret = iwl_mvm_send_cmd(mvm, &host_cmd); 1247 kfree(mvm->error_recovery_buf); 1248 mvm->error_recovery_buf = NULL; 1249 1250 if (ret) { 1251 IWL_ERR(mvm, "Failed to send recovery cmd %d\n", ret); 1252 return; 1253 } 1254 1255 /* skb respond is only relevant in ERROR_RECOVERY_UPDATE_DB */ 1256 if (flags & ERROR_RECOVERY_UPDATE_DB) { 1257 resp = le32_to_cpu(*(__le32 *)host_cmd.resp_pkt->data); 1258 if (resp) 1259 IWL_ERR(mvm, 1260 "Failed to send recovery cmd blob was invalid %d\n", 1261 resp); 1262 } 1263 } 1264 1265 static int iwl_mvm_sar_init(struct iwl_mvm *mvm) 1266 { 1267 int ret; 1268 1269 ret = iwl_sar_get_wrds_table(&mvm->fwrt); 1270 if (ret < 0) { 1271 IWL_DEBUG_RADIO(mvm, 1272 "WRDS SAR BIOS table invalid or unavailable. (%d)\n", 1273 ret); 1274 /* 1275 * If not available, don't fail and don't bother with EWRD. 1276 * Return 1 to tell that we can't use WGDS either. 1277 */ 1278 return 1; 1279 } 1280 1281 ret = iwl_sar_get_ewrd_table(&mvm->fwrt); 1282 /* if EWRD is not available, we can still use WRDS, so don't fail */ 1283 if (ret < 0) 1284 IWL_DEBUG_RADIO(mvm, 1285 "EWRD SAR BIOS table invalid or unavailable. (%d)\n", 1286 ret); 1287 1288 return iwl_mvm_sar_select_profile(mvm, 1, 1); 1289 } 1290 1291 static int iwl_mvm_load_rt_fw(struct iwl_mvm *mvm) 1292 { 1293 int ret; 1294 1295 if (iwl_mvm_has_unified_ucode(mvm)) 1296 return iwl_run_unified_mvm_ucode(mvm); 1297 1298 WARN_ON(!mvm->nvm_data); 1299 ret = iwl_run_init_mvm_ucode(mvm); 1300 1301 if (ret) { 1302 IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", ret); 1303 1304 if (iwlmvm_mod_params.init_dbg) 1305 return 0; 1306 return ret; 1307 } 1308 1309 iwl_fw_dbg_stop_sync(&mvm->fwrt); 1310 iwl_trans_stop_device(mvm->trans); 1311 ret = iwl_trans_start_hw(mvm->trans); 1312 if (ret) 1313 return ret; 1314 1315 iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_EARLY, NULL); 1316 1317 mvm->rfkill_safe_init_done = false; 1318 ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR); 1319 if (ret) 1320 return ret; 1321 1322 mvm->rfkill_safe_init_done = true; 1323 1324 iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_AFTER_ALIVE, 1325 NULL); 1326 1327 return iwl_init_paging(&mvm->fwrt, mvm->fwrt.cur_fw_img); 1328 } 1329 1330 int iwl_mvm_up(struct iwl_mvm *mvm) 1331 { 1332 int ret, i; 1333 struct ieee80211_channel *chan; 1334 struct cfg80211_chan_def chandef; 1335 struct ieee80211_supported_band *sband = NULL; 1336 1337 lockdep_assert_held(&mvm->mutex); 1338 1339 ret = iwl_trans_start_hw(mvm->trans); 1340 if (ret) 1341 return ret; 1342 1343 ret = iwl_mvm_load_rt_fw(mvm); 1344 if (ret) { 1345 IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret); 1346 if (ret != -ERFKILL) 1347 iwl_fw_dbg_error_collect(&mvm->fwrt, 1348 FW_DBG_TRIGGER_DRIVER); 1349 goto error; 1350 } 1351 1352 iwl_get_shared_mem_conf(&mvm->fwrt); 1353 1354 ret = iwl_mvm_sf_update(mvm, NULL, false); 1355 if (ret) 1356 IWL_ERR(mvm, "Failed to initialize Smart Fifo\n"); 1357 1358 if (!iwl_trans_dbg_ini_valid(mvm->trans)) { 1359 mvm->fwrt.dump.conf = FW_DBG_INVALID; 1360 /* if we have a destination, assume EARLY START */ 1361 if (mvm->fw->dbg.dest_tlv) 1362 mvm->fwrt.dump.conf = FW_DBG_START_FROM_ALIVE; 1363 iwl_fw_start_dbg_conf(&mvm->fwrt, FW_DBG_START_FROM_ALIVE); 1364 } 1365 1366 ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm)); 1367 if (ret) 1368 goto error; 1369 1370 if (!iwl_mvm_has_unified_ucode(mvm)) { 1371 /* Send phy db control command and then phy db calibration */ 1372 ret = iwl_send_phy_db_data(mvm->phy_db); 1373 if (ret) 1374 goto error; 1375 } 1376 1377 ret = iwl_send_phy_cfg_cmd(mvm); 1378 if (ret) 1379 goto error; 1380 1381 ret = iwl_mvm_send_bt_init_conf(mvm); 1382 if (ret) 1383 goto error; 1384 1385 if (fw_has_capa(&mvm->fw->ucode_capa, 1386 IWL_UCODE_TLV_CAPA_SOC_LATENCY_SUPPORT)) { 1387 ret = iwl_set_soc_latency(&mvm->fwrt); 1388 if (ret) 1389 goto error; 1390 } 1391 1392 /* Init RSS configuration */ 1393 if (mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_22000) { 1394 ret = iwl_configure_rxq(mvm); 1395 if (ret) { 1396 IWL_ERR(mvm, "Failed to configure RX queues: %d\n", 1397 ret); 1398 goto error; 1399 } 1400 } 1401 1402 if (iwl_mvm_has_new_rx_api(mvm)) { 1403 ret = iwl_send_rss_cfg_cmd(mvm); 1404 if (ret) { 1405 IWL_ERR(mvm, "Failed to configure RSS queues: %d\n", 1406 ret); 1407 goto error; 1408 } 1409 } 1410 1411 /* init the fw <-> mac80211 STA mapping */ 1412 for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++) 1413 RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL); 1414 1415 mvm->tdls_cs.peer.sta_id = IWL_MVM_INVALID_STA; 1416 1417 /* reset quota debouncing buffer - 0xff will yield invalid data */ 1418 memset(&mvm->last_quota_cmd, 0xff, sizeof(mvm->last_quota_cmd)); 1419 1420 if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_DQA_SUPPORT)) { 1421 ret = iwl_mvm_send_dqa_cmd(mvm); 1422 if (ret) 1423 goto error; 1424 } 1425 1426 /* 1427 * Add auxiliary station for scanning. 1428 * Newer versions of this command implies that the fw uses 1429 * internal aux station for all aux activities that don't 1430 * requires a dedicated data queue. 1431 */ 1432 if (iwl_fw_lookup_cmd_ver(mvm->fw, LONG_GROUP, 1433 ADD_STA, 1434 0) < 12) { 1435 /* 1436 * In old version the aux station uses mac id like other 1437 * station and not lmac id 1438 */ 1439 ret = iwl_mvm_add_aux_sta(mvm, MAC_INDEX_AUX); 1440 if (ret) 1441 goto error; 1442 } 1443 1444 /* Add all the PHY contexts */ 1445 i = 0; 1446 while (!sband && i < NUM_NL80211_BANDS) 1447 sband = mvm->hw->wiphy->bands[i++]; 1448 1449 if (WARN_ON_ONCE(!sband)) 1450 goto error; 1451 1452 chan = &sband->channels[0]; 1453 1454 cfg80211_chandef_create(&chandef, chan, NL80211_CHAN_NO_HT); 1455 for (i = 0; i < NUM_PHY_CTX; i++) { 1456 /* 1457 * The channel used here isn't relevant as it's 1458 * going to be overwritten in the other flows. 1459 * For now use the first channel we have. 1460 */ 1461 ret = iwl_mvm_phy_ctxt_add(mvm, &mvm->phy_ctxts[i], 1462 &chandef, 1, 1); 1463 if (ret) 1464 goto error; 1465 } 1466 1467 if (iwl_mvm_is_tt_in_fw(mvm)) { 1468 /* in order to give the responsibility of ct-kill and 1469 * TX backoff to FW we need to send empty temperature reporting 1470 * cmd during init time 1471 */ 1472 iwl_mvm_send_temp_report_ths_cmd(mvm); 1473 } else { 1474 /* Initialize tx backoffs to the minimal possible */ 1475 iwl_mvm_tt_tx_backoff(mvm, 0); 1476 } 1477 1478 #ifdef CONFIG_THERMAL 1479 /* TODO: read the budget from BIOS / Platform NVM */ 1480 1481 /* 1482 * In case there is no budget from BIOS / Platform NVM the default 1483 * budget should be 2000mW (cooling state 0). 1484 */ 1485 if (iwl_mvm_is_ctdp_supported(mvm)) { 1486 ret = iwl_mvm_ctdp_command(mvm, CTDP_CMD_OPERATION_START, 1487 mvm->cooling_dev.cur_state); 1488 if (ret) 1489 goto error; 1490 } 1491 #endif 1492 1493 if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_SET_LTR_GEN2)) 1494 WARN_ON(iwl_mvm_config_ltr(mvm)); 1495 1496 ret = iwl_mvm_power_update_device(mvm); 1497 if (ret) 1498 goto error; 1499 1500 iwl_mvm_lari_cfg(mvm); 1501 /* 1502 * RTNL is not taken during Ct-kill, but we don't need to scan/Tx 1503 * anyway, so don't init MCC. 1504 */ 1505 if (!test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status)) { 1506 ret = iwl_mvm_init_mcc(mvm); 1507 if (ret) 1508 goto error; 1509 } 1510 1511 if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_UMAC_SCAN)) { 1512 mvm->scan_type = IWL_SCAN_TYPE_NOT_SET; 1513 mvm->hb_scan_type = IWL_SCAN_TYPE_NOT_SET; 1514 ret = iwl_mvm_config_scan(mvm); 1515 if (ret) 1516 goto error; 1517 } 1518 1519 if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) 1520 iwl_mvm_send_recovery_cmd(mvm, ERROR_RECOVERY_UPDATE_DB); 1521 1522 if (iwl_acpi_get_eckv(mvm->dev, &mvm->ext_clock_valid)) 1523 IWL_DEBUG_INFO(mvm, "ECKV table doesn't exist in BIOS\n"); 1524 1525 ret = iwl_mvm_ppag_init(mvm); 1526 if (ret) 1527 goto error; 1528 1529 ret = iwl_mvm_sar_init(mvm); 1530 if (ret == 0) { 1531 ret = iwl_mvm_sar_geo_init(mvm); 1532 } else if (ret == -ENOENT && !iwl_sar_get_wgds_table(&mvm->fwrt)) { 1533 /* 1534 * If basic SAR is not available, we check for WGDS, 1535 * which should *not* be available either. If it is 1536 * available, issue an error, because we can't use SAR 1537 * Geo without basic SAR. 1538 */ 1539 IWL_ERR(mvm, "BIOS contains WGDS but no WRDS\n"); 1540 } 1541 1542 if (ret < 0) 1543 goto error; 1544 1545 iwl_mvm_tas_init(mvm); 1546 iwl_mvm_leds_sync(mvm); 1547 1548 iwl_mvm_ftm_initiator_smooth_config(mvm); 1549 1550 IWL_DEBUG_INFO(mvm, "RT uCode started.\n"); 1551 return 0; 1552 error: 1553 if (!iwlmvm_mod_params.init_dbg || !ret) 1554 iwl_mvm_stop_device(mvm); 1555 return ret; 1556 } 1557 1558 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm) 1559 { 1560 int ret, i; 1561 1562 lockdep_assert_held(&mvm->mutex); 1563 1564 ret = iwl_trans_start_hw(mvm->trans); 1565 if (ret) 1566 return ret; 1567 1568 ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_WOWLAN); 1569 if (ret) { 1570 IWL_ERR(mvm, "Failed to start WoWLAN firmware: %d\n", ret); 1571 goto error; 1572 } 1573 1574 ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm)); 1575 if (ret) 1576 goto error; 1577 1578 /* Send phy db control command and then phy db calibration*/ 1579 ret = iwl_send_phy_db_data(mvm->phy_db); 1580 if (ret) 1581 goto error; 1582 1583 ret = iwl_send_phy_cfg_cmd(mvm); 1584 if (ret) 1585 goto error; 1586 1587 /* init the fw <-> mac80211 STA mapping */ 1588 for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++) 1589 RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL); 1590 1591 if (iwl_fw_lookup_cmd_ver(mvm->fw, LONG_GROUP, 1592 ADD_STA, 1593 0) < 12) { 1594 /* 1595 * Add auxiliary station for scanning. 1596 * Newer versions of this command implies that the fw uses 1597 * internal aux station for all aux activities that don't 1598 * requires a dedicated data queue. 1599 * In old version the aux station uses mac id like other 1600 * station and not lmac id 1601 */ 1602 ret = iwl_mvm_add_aux_sta(mvm, MAC_INDEX_AUX); 1603 if (ret) 1604 goto error; 1605 } 1606 1607 return 0; 1608 error: 1609 iwl_mvm_stop_device(mvm); 1610 return ret; 1611 } 1612 1613 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm, 1614 struct iwl_rx_cmd_buffer *rxb) 1615 { 1616 struct iwl_rx_packet *pkt = rxb_addr(rxb); 1617 struct iwl_card_state_notif *card_state_notif = (void *)pkt->data; 1618 u32 flags = le32_to_cpu(card_state_notif->flags); 1619 1620 IWL_DEBUG_RF_KILL(mvm, "Card state received: HW:%s SW:%s CT:%s\n", 1621 (flags & HW_CARD_DISABLED) ? "Kill" : "On", 1622 (flags & SW_CARD_DISABLED) ? "Kill" : "On", 1623 (flags & CT_KILL_CARD_DISABLED) ? 1624 "Reached" : "Not reached"); 1625 } 1626 1627 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm, 1628 struct iwl_rx_cmd_buffer *rxb) 1629 { 1630 struct iwl_rx_packet *pkt = rxb_addr(rxb); 1631 struct iwl_mfuart_load_notif *mfuart_notif = (void *)pkt->data; 1632 1633 IWL_DEBUG_INFO(mvm, 1634 "MFUART: installed ver: 0x%08x, external ver: 0x%08x, status: 0x%08x, duration: 0x%08x\n", 1635 le32_to_cpu(mfuart_notif->installed_ver), 1636 le32_to_cpu(mfuart_notif->external_ver), 1637 le32_to_cpu(mfuart_notif->status), 1638 le32_to_cpu(mfuart_notif->duration)); 1639 1640 if (iwl_rx_packet_payload_len(pkt) == sizeof(*mfuart_notif)) 1641 IWL_DEBUG_INFO(mvm, 1642 "MFUART: image size: 0x%08x\n", 1643 le32_to_cpu(mfuart_notif->image_size)); 1644 } 1645