drivers/net/wireless/intel/iwlwifi/mvm/fw.c

   1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
   2 /*
   3  * Copyright (C) 2012-2014, 2018-2021 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 #include <linux/dmi.h>
  10
  11 #include "iwl-trans.h"
  12 #include "iwl-op-mode.h"
  13 #include "fw/img.h"
  14 #include "iwl-debug.h"
  15 #include "iwl-prph.h"
  16 #include "fw/acpi.h"
  17 #include "fw/pnvm.h"
  18
  19 #include "mvm.h"
  20 #include "fw/dbg.h"
  21 #include "iwl-phy-db.h"
  22 #include "iwl-modparams.h"
  23 #include "iwl-nvm-parse.h"
  24
  25 #define MVM_UCODE_ALIVE_TIMEOUT (HZ)
  26 #define MVM_UCODE_CALIB_TIMEOUT (2 * HZ)
  27
  28 #define UCODE_VALID_OK  cpu_to_le32(0x1)
  29
  30 #define IWL_PPAG_MASK 3
  31 #define IWL_PPAG_ETSI_MASK BIT(0)
  32
  33 #define IWL_TAS_US_MCC 0x5553
  34 #define IWL_TAS_CANADA_MCC 0x4341
  35
  36 struct iwl_mvm_alive_data {
  37         bool valid;
  38         u32 scd_base_addr;
  39 };
  40
  41 static int iwl_send_tx_ant_cfg(struct iwl_mvm *mvm, u8 valid_tx_ant)
  42 {
  43         struct iwl_tx_ant_cfg_cmd tx_ant_cmd = {
  44                 .valid = cpu_to_le32(valid_tx_ant),
  45         };
  46
  47         IWL_DEBUG_FW(mvm, "select valid tx ant: %u\n", valid_tx_ant);
  48         return iwl_mvm_send_cmd_pdu(mvm, TX_ANT_CONFIGURATION_CMD, 0,
  49                                     sizeof(tx_ant_cmd), &tx_ant_cmd);
  50 }
  51
  52 static int iwl_send_rss_cfg_cmd(struct iwl_mvm *mvm)
  53 {
  54         int i;
  55         struct iwl_rss_config_cmd cmd = {
  56                 .flags = cpu_to_le32(IWL_RSS_ENABLE),
  57                 .hash_mask = BIT(IWL_RSS_HASH_TYPE_IPV4_TCP) |
  58                              BIT(IWL_RSS_HASH_TYPE_IPV4_UDP) |
  59                              BIT(IWL_RSS_HASH_TYPE_IPV4_PAYLOAD) |
  60                              BIT(IWL_RSS_HASH_TYPE_IPV6_TCP) |
  61                              BIT(IWL_RSS_HASH_TYPE_IPV6_UDP) |
  62                              BIT(IWL_RSS_HASH_TYPE_IPV6_PAYLOAD),
  63         };
  64
  65         if (mvm->trans->num_rx_queues == 1)
  66                 return 0;
  67
  68         /* Do not direct RSS traffic to Q 0 which is our fallback queue */
  69         for (i = 0; i < ARRAY_SIZE(cmd.indirection_table); i++)
  70                 cmd.indirection_table[i] =
  71                         1 + (i % (mvm->trans->num_rx_queues - 1));
  72         netdev_rss_key_fill(cmd.secret_key, sizeof(cmd.secret_key));
  73
  74         return iwl_mvm_send_cmd_pdu(mvm, RSS_CONFIG_CMD, 0, sizeof(cmd), &cmd);
  75 }
  76
  77 static int iwl_mvm_send_dqa_cmd(struct iwl_mvm *mvm)
  78 {
  79         struct iwl_dqa_enable_cmd dqa_cmd = {
  80                 .cmd_queue = cpu_to_le32(IWL_MVM_DQA_CMD_QUEUE),
  81         };
  82         u32 cmd_id = iwl_cmd_id(DQA_ENABLE_CMD, DATA_PATH_GROUP, 0);
  83         int ret;
  84
  85         ret = iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, sizeof(dqa_cmd), &dqa_cmd);
  86         if (ret)
  87                 IWL_ERR(mvm, "Failed to send DQA enabling command: %d\n", ret);
  88         else
  89                 IWL_DEBUG_FW(mvm, "Working in DQA mode\n");
  90
  91         return ret;
  92 }
  93
  94 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm,
  95                                    struct iwl_rx_cmd_buffer *rxb)
  96 {
  97         struct iwl_rx_packet *pkt = rxb_addr(rxb);
  98         struct iwl_mfu_assert_dump_notif *mfu_dump_notif = (void *)pkt->data;
  99         __le32 *dump_data = mfu_dump_notif->data;
 100         int n_words = le32_to_cpu(mfu_dump_notif->data_size) / sizeof(__le32);
 101         int i;
 102
 103         if (mfu_dump_notif->index_num == 0)
 104                 IWL_INFO(mvm, "MFUART assert id 0x%x occurred\n",
 105                          le32_to_cpu(mfu_dump_notif->assert_id));
 106
 107         for (i = 0; i < n_words; i++)
 108                 IWL_DEBUG_INFO(mvm,
 109                                "MFUART assert dump, dword %u: 0x%08x\n",
 110                                le16_to_cpu(mfu_dump_notif->index_num) *
 111                                n_words + i,
 112                                le32_to_cpu(dump_data[i]));
 113 }
 114
 115 static bool iwl_alive_fn(struct iwl_notif_wait_data *notif_wait,
 116                          struct iwl_rx_packet *pkt, void *data)
 117 {
 118         unsigned int pkt_len = iwl_rx_packet_payload_len(pkt);
 119         struct iwl_mvm *mvm =
 120                 container_of(notif_wait, struct iwl_mvm, notif_wait);
 121         struct iwl_mvm_alive_data *alive_data = data;
 122         struct iwl_umac_alive *umac;
 123         struct iwl_lmac_alive *lmac1;
 124         struct iwl_lmac_alive *lmac2 = NULL;
 125         u16 status;
 126         u32 lmac_error_event_table, umac_error_table;
 127         u32 version = iwl_fw_lookup_notif_ver(mvm->fw, LEGACY_GROUP,
 128                                               UCODE_ALIVE_NTFY, 0);
 129
 130         /*
 131          * For v5 and above, we can check the version, for older
 132          * versions we need to check the size.
 133          */
 134         if (version == 5 || version == 6) {
 135                 /* v5 and v6 are compatible (only IMR addition) */
 136                 struct iwl_alive_ntf_v5 *palive;
 137
 138                 if (pkt_len < sizeof(*palive))
 139                         return false;
 140
 141                 palive = (void *)pkt->data;
 142                 umac = &palive->umac_data;
 143                 lmac1 = &palive->lmac_data[0];
 144                 lmac2 = &palive->lmac_data[1];
 145                 status = le16_to_cpu(palive->status);
 146
 147                 mvm->trans->sku_id[0] = le32_to_cpu(palive->sku_id.data[0]);
 148                 mvm->trans->sku_id[1] = le32_to_cpu(palive->sku_id.data[1]);
 149                 mvm->trans->sku_id[2] = le32_to_cpu(palive->sku_id.data[2]);
 150
 151                 IWL_DEBUG_FW(mvm, "Got sku_id: 0x0%x 0x0%x 0x0%x\n",
 152                              mvm->trans->sku_id[0],
 153                              mvm->trans->sku_id[1],
 154                              mvm->trans->sku_id[2]);
 155         } else if (iwl_rx_packet_payload_len(pkt) == sizeof(struct iwl_alive_ntf_v4)) {
 156                 struct iwl_alive_ntf_v4 *palive;
 157
 158                 if (pkt_len < sizeof(*palive))
 159                         return false;
 160
 161                 palive = (void *)pkt->data;
 162                 umac = &palive->umac_data;
 163                 lmac1 = &palive->lmac_data[0];
 164                 lmac2 = &palive->lmac_data[1];
 165                 status = le16_to_cpu(palive->status);
 166         } else if (iwl_rx_packet_payload_len(pkt) ==
 167                    sizeof(struct iwl_alive_ntf_v3)) {
 168                 struct iwl_alive_ntf_v3 *palive3;
 169
 170                 if (pkt_len < sizeof(*palive3))
 171                         return false;
 172
 173                 palive3 = (void *)pkt->data;
 174                 umac = &palive3->umac_data;
 175                 lmac1 = &palive3->lmac_data;
 176                 status = le16_to_cpu(palive3->status);
 177         } else {
 178                 WARN(1, "unsupported alive notification (size %d)\n",
 179                      iwl_rx_packet_payload_len(pkt));
 180                 /* get timeout later */
 181                 return false;
 182         }
 183
 184         lmac_error_event_table =
 185                 le32_to_cpu(lmac1->dbg_ptrs.error_event_table_ptr);
 186         iwl_fw_lmac1_set_alive_err_table(mvm->trans, lmac_error_event_table);
 187
 188         if (lmac2)
 189                 mvm->trans->dbg.lmac_error_event_table[1] =
 190                         le32_to_cpu(lmac2->dbg_ptrs.error_event_table_ptr);
 191
 192         umac_error_table = le32_to_cpu(umac->dbg_ptrs.error_info_addr) &
 193                                                         ~FW_ADDR_CACHE_CONTROL;
 194
 195         if (umac_error_table) {
 196                 if (umac_error_table >=
 197                     mvm->trans->cfg->min_umac_error_event_table) {
 198                         iwl_fw_umac_set_alive_err_table(mvm->trans,
 199                                                         umac_error_table);
 200                 } else {
 201                         IWL_ERR(mvm,
 202                                 "Not valid error log pointer 0x%08X for %s uCode\n",
 203                                 umac_error_table,
 204                                 (mvm->fwrt.cur_fw_img == IWL_UCODE_INIT) ?
 205                                 "Init" : "RT");
 206                 }
 207         }
 208
 209         alive_data->scd_base_addr = le32_to_cpu(lmac1->dbg_ptrs.scd_base_ptr);
 210         alive_data->valid = status == IWL_ALIVE_STATUS_OK;
 211
 212         IWL_DEBUG_FW(mvm,
 213                      "Alive ucode status 0x%04x revision 0x%01X 0x%01X\n",
 214                      status, lmac1->ver_type, lmac1->ver_subtype);
 215
 216         if (lmac2)
 217                 IWL_DEBUG_FW(mvm, "Alive ucode CDB\n");
 218
 219         IWL_DEBUG_FW(mvm,
 220                      "UMAC version: Major - 0x%x, Minor - 0x%x\n",
 221                      le32_to_cpu(umac->umac_major),
 222                      le32_to_cpu(umac->umac_minor));
 223
 224         iwl_fwrt_update_fw_versions(&mvm->fwrt, lmac1, umac);
 225
 226         return true;
 227 }
 228
 229 static bool iwl_wait_init_complete(struct iwl_notif_wait_data *notif_wait,
 230                                    struct iwl_rx_packet *pkt, void *data)
 231 {
 232         WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF);
 233
 234         return true;
 235 }
 236
 237 static bool iwl_wait_phy_db_entry(struct iwl_notif_wait_data *notif_wait,
 238                                   struct iwl_rx_packet *pkt, void *data)
 239 {
 240         struct iwl_phy_db *phy_db = data;
 241
 242         if (pkt->hdr.cmd != CALIB_RES_NOTIF_PHY_DB) {
 243                 WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF);
 244                 return true;
 245         }
 246
 247         WARN_ON(iwl_phy_db_set_section(phy_db, pkt));
 248
 249         return false;
 250 }
 251
 252 static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm,
 253                                          enum iwl_ucode_type ucode_type)
 254 {
 255         struct iwl_notification_wait alive_wait;
 256         struct iwl_mvm_alive_data alive_data = {};
 257         const struct fw_img *fw;
 258         int ret;
 259         enum iwl_ucode_type old_type = mvm->fwrt.cur_fw_img;
 260         static const u16 alive_cmd[] = { UCODE_ALIVE_NTFY };
 261         bool run_in_rfkill =
 262                 ucode_type == IWL_UCODE_INIT || iwl_mvm_has_unified_ucode(mvm);
 263
 264         if (ucode_type == IWL_UCODE_REGULAR &&
 265             iwl_fw_dbg_conf_usniffer(mvm->fw, FW_DBG_START_FROM_ALIVE) &&
 266             !(fw_has_capa(&mvm->fw->ucode_capa,
 267                           IWL_UCODE_TLV_CAPA_USNIFFER_UNIFIED)))
 268                 fw = iwl_get_ucode_image(mvm->fw, IWL_UCODE_REGULAR_USNIFFER);
 269         else
 270                 fw = iwl_get_ucode_image(mvm->fw, ucode_type);
 271         if (WARN_ON(!fw))
 272                 return -EINVAL;
 273         iwl_fw_set_current_image(&mvm->fwrt, ucode_type);
 274         clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
 275
 276         iwl_init_notification_wait(&mvm->notif_wait, &alive_wait,
 277                                    alive_cmd, ARRAY_SIZE(alive_cmd),
 278                                    iwl_alive_fn, &alive_data);
 279
 280         /*
 281          * We want to load the INIT firmware even in RFKILL
 282          * For the unified firmware case, the ucode_type is not
 283          * INIT, but we still need to run it.
 284          */
 285         ret = iwl_trans_start_fw(mvm->trans, fw, run_in_rfkill);
 286         if (ret) {
 287                 iwl_fw_set_current_image(&mvm->fwrt, old_type);
 288                 iwl_remove_notification(&mvm->notif_wait, &alive_wait);
 289                 return ret;
 290         }
 291
 292         /*
 293          * Some things may run in the background now, but we
 294          * just wait for the ALIVE notification here.
 295          */
 296         ret = iwl_wait_notification(&mvm->notif_wait, &alive_wait,
 297                                     MVM_UCODE_ALIVE_TIMEOUT);
 298         if (ret) {
 299                 struct iwl_trans *trans = mvm->trans;
 300
 301                 /* SecBoot info */
 302                 if (trans->trans_cfg->device_family >=
 303                                         IWL_DEVICE_FAMILY_22000) {
 304                         IWL_ERR(mvm,
 305                                 "SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n",
 306                                 iwl_read_umac_prph(trans, UMAG_SB_CPU_1_STATUS),
 307                                 iwl_read_umac_prph(trans,
 308                                                    UMAG_SB_CPU_2_STATUS));
 309                 } else if (trans->trans_cfg->device_family >=
 310                            IWL_DEVICE_FAMILY_8000) {
 311                         IWL_ERR(mvm,
 312                                 "SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n",
 313                                 iwl_read_prph(trans, SB_CPU_1_STATUS),
 314                                 iwl_read_prph(trans, SB_CPU_2_STATUS));
 315                 }
 316
 317                 /* LMAC/UMAC PC info */
 318                 if (trans->trans_cfg->device_family >=
 319                                         IWL_DEVICE_FAMILY_9000) {
 320                         IWL_ERR(mvm, "UMAC PC: 0x%x\n",
 321                                 iwl_read_umac_prph(trans,
 322                                                    UREG_UMAC_CURRENT_PC));
 323                         IWL_ERR(mvm, "LMAC PC: 0x%x\n",
 324                                 iwl_read_umac_prph(trans,
 325                                                    UREG_LMAC1_CURRENT_PC));
 326                         if (iwl_mvm_is_cdb_supported(mvm))
 327                                 IWL_ERR(mvm, "LMAC2 PC: 0x%x\n",
 328                                         iwl_read_umac_prph(trans,
 329                                                 UREG_LMAC2_CURRENT_PC));
 330                 }
 331
 332                 if (ret == -ETIMEDOUT)
 333                         iwl_fw_dbg_error_collect(&mvm->fwrt,
 334                                                  FW_DBG_TRIGGER_ALIVE_TIMEOUT);
 335
 336                 iwl_fw_set_current_image(&mvm->fwrt, old_type);
 337                 return ret;
 338         }
 339
 340         if (!alive_data.valid) {
 341                 IWL_ERR(mvm, "Loaded ucode is not valid!\n");
 342                 iwl_fw_set_current_image(&mvm->fwrt, old_type);
 343                 return -EIO;
 344         }
 345
 346         ret = iwl_pnvm_load(mvm->trans, &mvm->notif_wait);
 347         if (ret) {
 348                 IWL_ERR(mvm, "Timeout waiting for PNVM load!\n");
 349                 iwl_fw_set_current_image(&mvm->fwrt, old_type);
 350                 return ret;
 351         }
 352
 353         iwl_trans_fw_alive(mvm->trans, alive_data.scd_base_addr);
 354
 355         /*
 356          * Note: all the queues are enabled as part of the interface
 357          * initialization, but in firmware restart scenarios they
 358          * could be stopped, so wake them up. In firmware restart,
 359          * mac80211 will have the queues stopped as well until the
 360          * reconfiguration completes. During normal startup, they
 361          * will be empty.
 362          */
 363
 364         memset(&mvm->queue_info, 0, sizeof(mvm->queue_info));
 365         /*
 366          * Set a 'fake' TID for the command queue, since we use the
 367          * hweight() of the tid_bitmap as a refcount now. Not that
 368          * we ever even consider the command queue as one we might
 369          * want to reuse, but be safe nevertheless.
 370          */
 371         mvm->queue_info[IWL_MVM_DQA_CMD_QUEUE].tid_bitmap =
 372                 BIT(IWL_MAX_TID_COUNT + 2);
 373
 374         set_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
 375 #ifdef CONFIG_IWLWIFI_DEBUGFS
 376         iwl_fw_set_dbg_rec_on(&mvm->fwrt);
 377 #endif
 378
 379         /*
 380          * All the BSSes in the BSS table include the GP2 in the system
 381          * at the beacon Rx time, this is of course no longer relevant
 382          * since we are resetting the firmware.
 383          * Purge all the BSS table.
 384          */
 385         cfg80211_bss_flush(mvm->hw->wiphy);
 386
 387         return 0;
 388 }
 389
 390 static int iwl_run_unified_mvm_ucode(struct iwl_mvm *mvm)
 391 {
 392         struct iwl_notification_wait init_wait;
 393         struct iwl_nvm_access_complete_cmd nvm_complete = {};
 394         struct iwl_init_extended_cfg_cmd init_cfg = {
 395                 .init_flags = cpu_to_le32(BIT(IWL_INIT_NVM)),
 396         };
 397         static const u16 init_complete[] = {
 398                 INIT_COMPLETE_NOTIF,
 399         };
 400         int ret;
 401
 402         if (mvm->trans->cfg->tx_with_siso_diversity)
 403                 init_cfg.init_flags |= cpu_to_le32(BIT(IWL_INIT_PHY));
 404
 405         lockdep_assert_held(&mvm->mutex);
 406
 407         mvm->rfkill_safe_init_done = false;
 408
 409         iwl_init_notification_wait(&mvm->notif_wait,
 410                                    &init_wait,
 411                                    init_complete,
 412                                    ARRAY_SIZE(init_complete),
 413                                    iwl_wait_init_complete,
 414                                    NULL);
 415
 416         iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_EARLY, NULL);
 417
 418         /* Will also start the device */
 419         ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR);
 420         if (ret) {
 421                 IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret);
 422                 goto error;
 423         }
 424         iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_AFTER_ALIVE,
 425                                NULL);
 426
 427         /* Send init config command to mark that we are sending NVM access
 428          * commands
 429          */
 430         ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(SYSTEM_GROUP,
 431                                                 INIT_EXTENDED_CFG_CMD),
 432                                    CMD_SEND_IN_RFKILL,
 433                                    sizeof(init_cfg), &init_cfg);
 434         if (ret) {
 435                 IWL_ERR(mvm, "Failed to run init config command: %d\n",
 436                         ret);
 437                 goto error;
 438         }
 439
 440         /* Load NVM to NIC if needed */
 441         if (mvm->nvm_file_name) {
 442                 ret = iwl_read_external_nvm(mvm->trans, mvm->nvm_file_name,
 443                                             mvm->nvm_sections);
 444                 if (ret)
 445                         goto error;
 446                 ret = iwl_mvm_load_nvm_to_nic(mvm);
 447                 if (ret)
 448                         goto error;
 449         }
 450
 451         if (IWL_MVM_PARSE_NVM && !mvm->nvm_data) {
 452                 ret = iwl_nvm_init(mvm);
 453                 if (ret) {
 454                         IWL_ERR(mvm, "Failed to read NVM: %d\n", ret);
 455                         goto error;
 456                 }
 457         }
 458
 459         ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(REGULATORY_AND_NVM_GROUP,
 460                                                 NVM_ACCESS_COMPLETE),
 461                                    CMD_SEND_IN_RFKILL,
 462                                    sizeof(nvm_complete), &nvm_complete);
 463         if (ret) {
 464                 IWL_ERR(mvm, "Failed to run complete NVM access: %d\n",
 465                         ret);
 466                 goto error;
 467         }
 468
 469         /* We wait for the INIT complete notification */
 470         ret = iwl_wait_notification(&mvm->notif_wait, &init_wait,
 471                                     MVM_UCODE_ALIVE_TIMEOUT);
 472         if (ret)
 473                 return ret;
 474
 475         /* Read the NVM only at driver load time, no need to do this twice */
 476         if (!IWL_MVM_PARSE_NVM && !mvm->nvm_data) {
 477                 mvm->nvm_data = iwl_get_nvm(mvm->trans, mvm->fw);
 478                 if (IS_ERR(mvm->nvm_data)) {
 479                         ret = PTR_ERR(mvm->nvm_data);
 480                         mvm->nvm_data = NULL;
 481                         IWL_ERR(mvm, "Failed to read NVM: %d\n", ret);
 482                         return ret;
 483                 }
 484         }
 485
 486         mvm->rfkill_safe_init_done = true;
 487
 488         return 0;
 489
 490 error:
 491         iwl_remove_notification(&mvm->notif_wait, &init_wait);
 492         return ret;
 493 }
 494
 495 #ifdef CONFIG_ACPI
 496 static void iwl_mvm_phy_filter_init(struct iwl_mvm *mvm,
 497                                     struct iwl_phy_specific_cfg *phy_filters)
 498 {
 499         /*
 500          * TODO: read specific phy config from BIOS
 501          * ACPI table for this feature has not been defined yet,
 502          * so for now we use hardcoded values.
 503          */
 504
 505         if (IWL_MVM_PHY_FILTER_CHAIN_A) {
 506                 phy_filters->filter_cfg_chain_a =
 507                         cpu_to_le32(IWL_MVM_PHY_FILTER_CHAIN_A);
 508         }
 509         if (IWL_MVM_PHY_FILTER_CHAIN_B) {
 510                 phy_filters->filter_cfg_chain_b =
 511                         cpu_to_le32(IWL_MVM_PHY_FILTER_CHAIN_B);
 512         }
 513         if (IWL_MVM_PHY_FILTER_CHAIN_C) {
 514                 phy_filters->filter_cfg_chain_c =
 515                         cpu_to_le32(IWL_MVM_PHY_FILTER_CHAIN_C);
 516         }
 517         if (IWL_MVM_PHY_FILTER_CHAIN_D) {
 518                 phy_filters->filter_cfg_chain_d =
 519                         cpu_to_le32(IWL_MVM_PHY_FILTER_CHAIN_D);
 520         }
 521 }
 522 #else /* CONFIG_ACPI */
 523
 524 static void iwl_mvm_phy_filter_init(struct iwl_mvm *mvm,
 525                                     struct iwl_phy_specific_cfg *phy_filters)
 526 {
 527 }
 528 #endif /* CONFIG_ACPI */
 529
 530 #if defined(CONFIG_ACPI) && defined(CONFIG_EFI)
 531 static int iwl_mvm_sgom_init(struct iwl_mvm *mvm)
 532 {
 533         u8 cmd_ver;
 534         int ret;
 535         struct iwl_host_cmd cmd = {
 536                 .id = WIDE_ID(REGULATORY_AND_NVM_GROUP,
 537                               SAR_OFFSET_MAPPING_TABLE_CMD),
 538                 .flags = 0,
 539                 .data[0] = &mvm->fwrt.sgom_table,
 540                 .len[0] =  sizeof(mvm->fwrt.sgom_table),
 541                 .dataflags[0] = IWL_HCMD_DFL_NOCOPY,
 542         };
 543
 544         if (!mvm->fwrt.sgom_enabled) {
 545                 IWL_DEBUG_RADIO(mvm, "SGOM table is disabled\n");
 546                 return 0;
 547         }
 548
 549         cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, REGULATORY_AND_NVM_GROUP,
 550                                         SAR_OFFSET_MAPPING_TABLE_CMD,
 551                                         IWL_FW_CMD_VER_UNKNOWN);
 552
 553         if (cmd_ver != 2) {
 554                 IWL_DEBUG_RADIO(mvm, "command version is unsupported. version = %d\n",
 555                                 cmd_ver);
 556                 return 0;
 557         }
 558
 559         ret = iwl_mvm_send_cmd(mvm, &cmd);
 560         if (ret < 0)
 561                 IWL_ERR(mvm, "failed to send SAR_OFFSET_MAPPING_CMD (%d)\n", ret);
 562
 563         return ret;
 564 }
 565 #else
 566
 567 static int iwl_mvm_sgom_init(struct iwl_mvm *mvm)
 568 {
 569         return 0;
 570 }
 571 #endif
 572
 573 static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm)
 574 {
 575         struct iwl_phy_cfg_cmd_v3 phy_cfg_cmd;
 576         enum iwl_ucode_type ucode_type = mvm->fwrt.cur_fw_img;
 577         struct iwl_phy_specific_cfg phy_filters = {};
 578         u8 cmd_ver;
 579         size_t cmd_size;
 580
 581         if (iwl_mvm_has_unified_ucode(mvm) &&
 582             !mvm->trans->cfg->tx_with_siso_diversity)
 583                 return 0;
 584
 585         if (mvm->trans->cfg->tx_with_siso_diversity) {
 586                 /*
 587                  * TODO: currently we don't set the antenna but letting the NIC
 588                  * to decide which antenna to use. This should come from BIOS.
 589                  */
 590                 phy_cfg_cmd.phy_cfg =
 591                         cpu_to_le32(FW_PHY_CFG_CHAIN_SAD_ENABLED);
 592         }
 593
 594         /* Set parameters */
 595         phy_cfg_cmd.phy_cfg = cpu_to_le32(iwl_mvm_get_phy_config(mvm));
 596
 597         /* set flags extra PHY configuration flags from the device's cfg */
 598         phy_cfg_cmd.phy_cfg |=
 599                 cpu_to_le32(mvm->trans->trans_cfg->extra_phy_cfg_flags);
 600
 601         phy_cfg_cmd.calib_control.event_trigger =
 602                 mvm->fw->default_calib[ucode_type].event_trigger;
 603         phy_cfg_cmd.calib_control.flow_trigger =
 604                 mvm->fw->default_calib[ucode_type].flow_trigger;
 605
 606         cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, IWL_ALWAYS_LONG_GROUP,
 607                                         PHY_CONFIGURATION_CMD,
 608                                         IWL_FW_CMD_VER_UNKNOWN);
 609         if (cmd_ver == 3) {
 610                 iwl_mvm_phy_filter_init(mvm, &phy_filters);
 611                 memcpy(&phy_cfg_cmd.phy_specific_cfg, &phy_filters,
 612                        sizeof(struct iwl_phy_specific_cfg));
 613         }
 614
 615         IWL_DEBUG_INFO(mvm, "Sending Phy CFG command: 0x%x\n",
 616                        phy_cfg_cmd.phy_cfg);
 617         cmd_size = (cmd_ver == 3) ? sizeof(struct iwl_phy_cfg_cmd_v3) :
 618                                     sizeof(struct iwl_phy_cfg_cmd_v1);
 619         return iwl_mvm_send_cmd_pdu(mvm, PHY_CONFIGURATION_CMD, 0,
 620                                     cmd_size, &phy_cfg_cmd);
 621 }
 622
 623 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm)
 624 {
 625         struct iwl_notification_wait calib_wait;
 626         static const u16 init_complete[] = {
 627                 INIT_COMPLETE_NOTIF,
 628                 CALIB_RES_NOTIF_PHY_DB
 629         };
 630         int ret;
 631
 632         if (iwl_mvm_has_unified_ucode(mvm))
 633                 return iwl_run_unified_mvm_ucode(mvm);
 634
 635         lockdep_assert_held(&mvm->mutex);
 636
 637         mvm->rfkill_safe_init_done = false;
 638
 639         iwl_init_notification_wait(&mvm->notif_wait,
 640                                    &calib_wait,
 641                                    init_complete,
 642                                    ARRAY_SIZE(init_complete),
 643                                    iwl_wait_phy_db_entry,
 644                                    mvm->phy_db);
 645
 646         iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_EARLY, NULL);
 647
 648         /* Will also start the device */
 649         ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_INIT);
 650         if (ret) {
 651                 IWL_ERR(mvm, "Failed to start INIT ucode: %d\n", ret);
 652                 goto remove_notif;
 653         }
 654
 655         if (mvm->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_8000) {
 656                 ret = iwl_mvm_send_bt_init_conf(mvm);
 657                 if (ret)
 658                         goto remove_notif;
 659         }
 660
 661         /* Read the NVM only at driver load time, no need to do this twice */
 662         if (!mvm->nvm_data) {
 663                 ret = iwl_nvm_init(mvm);
 664                 if (ret) {
 665                         IWL_ERR(mvm, "Failed to read NVM: %d\n", ret);
 666                         goto remove_notif;
 667                 }
 668         }
 669
 670         /* In case we read the NVM from external file, load it to the NIC */
 671         if (mvm->nvm_file_name) {
 672                 ret = iwl_mvm_load_nvm_to_nic(mvm);
 673                 if (ret)
 674                         goto remove_notif;
 675         }
 676
 677         WARN_ONCE(mvm->nvm_data->nvm_version < mvm->trans->cfg->nvm_ver,
 678                   "Too old NVM version (0x%0x, required = 0x%0x)",
 679                   mvm->nvm_data->nvm_version, mvm->trans->cfg->nvm_ver);
 680
 681         /*
 682          * abort after reading the nvm in case RF Kill is on, we will complete
 683          * the init seq later when RF kill will switch to off
 684          */
 685         if (iwl_mvm_is_radio_hw_killed(mvm)) {
 686                 IWL_DEBUG_RF_KILL(mvm,
 687                                   "jump over all phy activities due to RF kill\n");
 688                 goto remove_notif;
 689         }
 690
 691         mvm->rfkill_safe_init_done = true;
 692
 693         /* Send TX valid antennas before triggering calibrations */
 694         ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm));
 695         if (ret)
 696                 goto remove_notif;
 697
 698         ret = iwl_send_phy_cfg_cmd(mvm);
 699         if (ret) {
 700                 IWL_ERR(mvm, "Failed to run INIT calibrations: %d\n",
 701                         ret);
 702                 goto remove_notif;
 703         }
 704
 705         /*
 706          * Some things may run in the background now, but we
 707          * just wait for the calibration complete notification.
 708          */
 709         ret = iwl_wait_notification(&mvm->notif_wait, &calib_wait,
 710                                     MVM_UCODE_CALIB_TIMEOUT);
 711         if (!ret)
 712                 goto out;
 713
 714         if (iwl_mvm_is_radio_hw_killed(mvm)) {
 715                 IWL_DEBUG_RF_KILL(mvm, "RFKILL while calibrating.\n");
 716                 ret = 0;
 717         } else {
 718                 IWL_ERR(mvm, "Failed to run INIT calibrations: %d\n",
 719                         ret);
 720         }
 721
 722         goto out;
 723
 724 remove_notif:
 725         iwl_remove_notification(&mvm->notif_wait, &calib_wait);
 726 out:
 727         mvm->rfkill_safe_init_done = false;
 728         if (iwlmvm_mod_params.init_dbg && !mvm->nvm_data) {
 729                 /* we want to debug INIT and we have no NVM - fake */
 730                 mvm->nvm_data = kzalloc(sizeof(struct iwl_nvm_data) +
 731                                         sizeof(struct ieee80211_channel) +
 732                                         sizeof(struct ieee80211_rate),
 733                                         GFP_KERNEL);
 734                 if (!mvm->nvm_data)
 735                         return -ENOMEM;
 736                 mvm->nvm_data->bands[0].channels = mvm->nvm_data->channels;
 737                 mvm->nvm_data->bands[0].n_channels = 1;
 738                 mvm->nvm_data->bands[0].n_bitrates = 1;
 739                 mvm->nvm_data->bands[0].bitrates =
 740                         (void *)mvm->nvm_data->channels + 1;
 741                 mvm->nvm_data->bands[0].bitrates->hw_value = 10;
 742         }
 743
 744         return ret;
 745 }
 746
 747 static int iwl_mvm_config_ltr(struct iwl_mvm *mvm)
 748 {
 749         struct iwl_ltr_config_cmd cmd = {
 750                 .flags = cpu_to_le32(LTR_CFG_FLAG_FEATURE_ENABLE),
 751         };
 752
 753         if (!mvm->trans->ltr_enabled)
 754                 return 0;
 755
 756         return iwl_mvm_send_cmd_pdu(mvm, LTR_CONFIG, 0,
 757                                     sizeof(cmd), &cmd);
 758 }
 759
 760 #ifdef CONFIG_ACPI
 761 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b)
 762 {
 763         struct iwl_dev_tx_power_cmd cmd = {
 764                 .common.set_mode = cpu_to_le32(IWL_TX_POWER_MODE_SET_CHAINS),
 765         };
 766         __le16 *per_chain;
 767         int ret;
 768         u16 len = 0;
 769         u32 n_subbands;
 770         u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, LONG_GROUP,
 771                                            REDUCE_TX_POWER_CMD,
 772                                            IWL_FW_CMD_VER_UNKNOWN);
 773
 774         if (cmd_ver == 6) {
 775                 len = sizeof(cmd.v6);
 776                 n_subbands = IWL_NUM_SUB_BANDS_V2;
 777                 per_chain = cmd.v6.per_chain[0][0];
 778         } else if (fw_has_api(&mvm->fw->ucode_capa,
 779                               IWL_UCODE_TLV_API_REDUCE_TX_POWER)) {
 780                 len = sizeof(cmd.v5);
 781                 n_subbands = IWL_NUM_SUB_BANDS_V1;
 782                 per_chain = cmd.v5.per_chain[0][0];
 783         } else if (fw_has_capa(&mvm->fw->ucode_capa,
 784                                IWL_UCODE_TLV_CAPA_TX_POWER_ACK)) {
 785                 len = sizeof(cmd.v4);
 786                 n_subbands = IWL_NUM_SUB_BANDS_V1;
 787                 per_chain = cmd.v4.per_chain[0][0];
 788         } else {
 789                 len = sizeof(cmd.v3);
 790                 n_subbands = IWL_NUM_SUB_BANDS_V1;
 791                 per_chain = cmd.v3.per_chain[0][0];
 792         }
 793
 794         /* all structs have the same common part, add it */
 795         len += sizeof(cmd.common);
 796
 797         ret = iwl_sar_select_profile(&mvm->fwrt, per_chain,
 798                                      IWL_NUM_CHAIN_TABLES,
 799                                      n_subbands, prof_a, prof_b);
 800
 801         /* return on error or if the profile is disabled (positive number) */
 802         if (ret)
 803                 return ret;
 804
 805         iwl_mei_set_power_limit(per_chain);
 806
 807         IWL_DEBUG_RADIO(mvm, "Sending REDUCE_TX_POWER_CMD per chain\n");
 808         return iwl_mvm_send_cmd_pdu(mvm, REDUCE_TX_POWER_CMD, 0, len, &cmd);
 809 }
 810
 811 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm)
 812 {
 813         union iwl_geo_tx_power_profiles_cmd geo_tx_cmd;
 814         struct iwl_geo_tx_power_profiles_resp *resp;
 815         u16 len;
 816         int ret;
 817         struct iwl_host_cmd cmd;
 818         u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, PHY_OPS_GROUP,
 819                                            PER_CHAIN_LIMIT_OFFSET_CMD,
 820                                            IWL_FW_CMD_VER_UNKNOWN);
 821
 822         /* the ops field is at the same spot for all versions, so set in v1 */
 823         geo_tx_cmd.v1.ops =
 824                 cpu_to_le32(IWL_PER_CHAIN_OFFSET_GET_CURRENT_TABLE);
 825
 826         if (cmd_ver == 5)
 827                 len = sizeof(geo_tx_cmd.v5);
 828         else if (cmd_ver == 4)
 829                 len = sizeof(geo_tx_cmd.v4);
 830         else if (cmd_ver == 3)
 831                 len = sizeof(geo_tx_cmd.v3);
 832         else if (fw_has_api(&mvm->fwrt.fw->ucode_capa,
 833                             IWL_UCODE_TLV_API_SAR_TABLE_VER))
 834                 len = sizeof(geo_tx_cmd.v2);
 835         else
 836                 len = sizeof(geo_tx_cmd.v1);
 837
 838         if (!iwl_sar_geo_support(&mvm->fwrt))
 839                 return -EOPNOTSUPP;
 840
 841         cmd = (struct iwl_host_cmd){
 842                 .id =  WIDE_ID(PHY_OPS_GROUP, PER_CHAIN_LIMIT_OFFSET_CMD),
 843                 .len = { len, },
 844                 .flags = CMD_WANT_SKB,
 845                 .data = { &geo_tx_cmd },
 846         };
 847
 848         ret = iwl_mvm_send_cmd(mvm, &cmd);
 849         if (ret) {
 850                 IWL_ERR(mvm, "Failed to get geographic profile info %d\n", ret);
 851                 return ret;
 852         }
 853
 854         resp = (void *)cmd.resp_pkt->data;
 855         ret = le32_to_cpu(resp->profile_idx);
 856
 857         if (WARN_ON(ret > ACPI_NUM_GEO_PROFILES_REV3))
 858                 ret = -EIO;
 859
 860         iwl_free_resp(&cmd);
 861         return ret;
 862 }
 863
 864 static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm)
 865 {
 866         union iwl_geo_tx_power_profiles_cmd cmd;
 867         u16 len;
 868         u32 n_bands;
 869         u32 n_profiles;
 870         u32 sk = 0;
 871         int ret;
 872         u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, PHY_OPS_GROUP,
 873                                            PER_CHAIN_LIMIT_OFFSET_CMD,
 874                                            IWL_FW_CMD_VER_UNKNOWN);
 875
 876         BUILD_BUG_ON(offsetof(struct iwl_geo_tx_power_profiles_cmd_v1, ops) !=
 877                      offsetof(struct iwl_geo_tx_power_profiles_cmd_v2, ops) ||
 878                      offsetof(struct iwl_geo_tx_power_profiles_cmd_v2, ops) !=
 879                      offsetof(struct iwl_geo_tx_power_profiles_cmd_v3, ops) ||
 880                      offsetof(struct iwl_geo_tx_power_profiles_cmd_v3, ops) !=
 881                      offsetof(struct iwl_geo_tx_power_profiles_cmd_v4, ops) ||
 882                      offsetof(struct iwl_geo_tx_power_profiles_cmd_v4, ops) !=
 883                      offsetof(struct iwl_geo_tx_power_profiles_cmd_v5, ops));
 884
 885         /* the ops field is at the same spot for all versions, so set in v1 */
 886         cmd.v1.ops = cpu_to_le32(IWL_PER_CHAIN_OFFSET_SET_TABLES);
 887
 888         if (cmd_ver == 5) {
 889                 len = sizeof(cmd.v5);
 890                 n_bands = ARRAY_SIZE(cmd.v5.table[0]);
 891                 n_profiles = ACPI_NUM_GEO_PROFILES_REV3;
 892         } else if (cmd_ver == 4) {
 893                 len = sizeof(cmd.v4);
 894                 n_bands = ARRAY_SIZE(cmd.v4.table[0]);
 895                 n_profiles = ACPI_NUM_GEO_PROFILES_REV3;
 896         } else if (cmd_ver == 3) {
 897                 len = sizeof(cmd.v3);
 898                 n_bands = ARRAY_SIZE(cmd.v3.table[0]);
 899                 n_profiles = ACPI_NUM_GEO_PROFILES;
 900         } else if (fw_has_api(&mvm->fwrt.fw->ucode_capa,
 901                               IWL_UCODE_TLV_API_SAR_TABLE_VER)) {
 902                 len = sizeof(cmd.v2);
 903                 n_bands = ARRAY_SIZE(cmd.v2.table[0]);
 904                 n_profiles = ACPI_NUM_GEO_PROFILES;
 905         } else {
 906                 len = sizeof(cmd.v1);
 907                 n_bands = ARRAY_SIZE(cmd.v1.table[0]);
 908                 n_profiles = ACPI_NUM_GEO_PROFILES;
 909         }
 910
 911         BUILD_BUG_ON(offsetof(struct iwl_geo_tx_power_profiles_cmd_v1, table) !=
 912                      offsetof(struct iwl_geo_tx_power_profiles_cmd_v2, table) ||
 913                      offsetof(struct iwl_geo_tx_power_profiles_cmd_v2, table) !=
 914                      offsetof(struct iwl_geo_tx_power_profiles_cmd_v3, table) ||
 915                      offsetof(struct iwl_geo_tx_power_profiles_cmd_v3, table) !=
 916                      offsetof(struct iwl_geo_tx_power_profiles_cmd_v4, table) ||
 917                      offsetof(struct iwl_geo_tx_power_profiles_cmd_v4, table) !=
 918                      offsetof(struct iwl_geo_tx_power_profiles_cmd_v5, table));
 919         /* the table is at the same position for all versions, so set use v1 */
 920         ret = iwl_sar_geo_init(&mvm->fwrt, &cmd.v1.table[0][0],
 921                                n_bands, n_profiles);
 922
 923         /*
 924          * It is a valid scenario to not support SAR, or miss wgds table,
 925          * but in that case there is no need to send the command.
 926          */
 927         if (ret)
 928                 return 0;
 929
 930         /* Only set to South Korea if the table revision is 1 */
 931         if (mvm->fwrt.geo_rev == 1)
 932                 sk = 1;
 933
 934         /*
 935          * Set the table_revision to South Korea (1) or not (0).  The
 936          * element name is misleading, as it doesn't contain the table
 937          * revision number, but whether the South Korea variation
 938          * should be used.
 939          * This must be done after calling iwl_sar_geo_init().
 940          */
 941         if (cmd_ver == 5)
 942                 cmd.v5.table_revision = cpu_to_le32(sk);
 943         else if (cmd_ver == 4)
 944                 cmd.v4.table_revision = cpu_to_le32(sk);
 945         else if (cmd_ver == 3)
 946                 cmd.v3.table_revision = cpu_to_le32(sk);
 947         else if (fw_has_api(&mvm->fwrt.fw->ucode_capa,
 948                             IWL_UCODE_TLV_API_SAR_TABLE_VER))
 949                 cmd.v2.table_revision = cpu_to_le32(sk);
 950
 951         return iwl_mvm_send_cmd_pdu(mvm,
 952                                     WIDE_ID(PHY_OPS_GROUP,
 953                                             PER_CHAIN_LIMIT_OFFSET_CMD),
 954                                     0, len, &cmd);
 955 }
 956
 957 static int iwl_mvm_get_ppag_table(struct iwl_mvm *mvm)
 958 {
 959         union acpi_object *wifi_pkg, *data, *flags;
 960         int i, j, ret, tbl_rev, num_sub_bands;
 961         int idx = 2;
 962
 963         mvm->fwrt.ppag_flags = 0;
 964
 965         data = iwl_acpi_get_object(mvm->dev, ACPI_PPAG_METHOD);
 966         if (IS_ERR(data))
 967                 return PTR_ERR(data);
 968
 969         /* try to read ppag table rev 2 or 1 (both have the same data size) */
 970         wifi_pkg = iwl_acpi_get_wifi_pkg(mvm->dev, data,
 971                                          ACPI_PPAG_WIFI_DATA_SIZE_V2, &tbl_rev);
 972         if (!IS_ERR(wifi_pkg)) {
 973                 if (tbl_rev == 1 || tbl_rev == 2) {
 974                         num_sub_bands = IWL_NUM_SUB_BANDS_V2;
 975                         IWL_DEBUG_RADIO(mvm,
 976                                         "Reading PPAG table v2 (tbl_rev=%d)\n",
 977                                         tbl_rev);
 978                         goto read_table;
 979                 } else {
 980                         ret = -EINVAL;
 981                         goto out_free;
 982                 }
 983         }
 984
 985         /* try to read ppag table revision 0 */
 986         wifi_pkg = iwl_acpi_get_wifi_pkg(mvm->dev, data,
 987                                          ACPI_PPAG_WIFI_DATA_SIZE_V1, &tbl_rev);
 988         if (!IS_ERR(wifi_pkg)) {
 989                 if (tbl_rev != 0) {
 990                         ret = -EINVAL;
 991                         goto out_free;
 992                 }
 993                 num_sub_bands = IWL_NUM_SUB_BANDS_V1;
 994                 IWL_DEBUG_RADIO(mvm, "Reading PPAG table v1 (tbl_rev=0)\n");
 995                 goto read_table;
 996         }
 997         ret = PTR_ERR(wifi_pkg);
 998         goto out_free;
 999
1000 read_table:
1001         mvm->fwrt.ppag_ver = tbl_rev;
1002         flags = &wifi_pkg->package.elements[1];
1003
1004         if (flags->type != ACPI_TYPE_INTEGER) {
1005                 ret = -EINVAL;
1006                 goto out_free;
1007         }
1008
1009         mvm->fwrt.ppag_flags = flags->integer.value & IWL_PPAG_MASK;
1010
1011         if (!mvm->fwrt.ppag_flags) {
1012                 ret = 0;
1013                 goto out_free;
1014         }
1015
1016         /*
1017          * read, verify gain values and save them into the PPAG table.
1018          * first sub-band (j=0) corresponds to Low-Band (2.4GHz), and the
1019          * following sub-bands to High-Band (5GHz).
1020          */
1021         for (i = 0; i < IWL_NUM_CHAIN_LIMITS; i++) {
1022                 for (j = 0; j < num_sub_bands; j++) {
1023                         union acpi_object *ent;
1024
1025                         ent = &wifi_pkg->package.elements[idx++];
1026                         if (ent->type != ACPI_TYPE_INTEGER) {
1027                                 ret = -EINVAL;
1028                                 goto out_free;
1029                         }
1030
1031                         mvm->fwrt.ppag_chains[i].subbands[j] = ent->integer.value;
1032
1033                         if ((j == 0 &&
1034                              (mvm->fwrt.ppag_chains[i].subbands[j] > ACPI_PPAG_MAX_LB ||
1035                               mvm->fwrt.ppag_chains[i].subbands[j] < ACPI_PPAG_MIN_LB)) ||
1036                             (j != 0 &&
1037                              (mvm->fwrt.ppag_chains[i].subbands[j] > ACPI_PPAG_MAX_HB ||
1038                               mvm->fwrt.ppag_chains[i].subbands[j] < ACPI_PPAG_MIN_HB))) {
1039                                 mvm->fwrt.ppag_flags = 0;
1040                                 ret = -EINVAL;
1041                                 goto out_free;
1042                         }
1043                 }
1044         }
1045
1046         ret = 0;
1047 out_free:
1048         kfree(data);
1049         return ret;
1050 }
1051
1052 int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm)
1053 {
1054         union iwl_ppag_table_cmd cmd;
1055         u8 cmd_ver;
1056         int i, j, ret, num_sub_bands, cmd_size;
1057         s8 *gain;
1058
1059         if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_SET_PPAG)) {
1060                 IWL_DEBUG_RADIO(mvm,
1061                                 "PPAG capability not supported by FW, command not sent.\n");
1062                 return 0;
1063         }
1064         if (!mvm->fwrt.ppag_flags) {
1065                 IWL_DEBUG_RADIO(mvm, "PPAG not enabled, command not sent.\n");
1066                 return 0;
1067         }
1068
1069         /* The 'flags' field is the same in v1 and in v2 so we can just
1070          * use v1 to access it.
1071          */
1072         cmd.v1.flags = cpu_to_le32(mvm->fwrt.ppag_flags);
1073         cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, PHY_OPS_GROUP,
1074                                         PER_PLATFORM_ANT_GAIN_CMD,
1075                                         IWL_FW_CMD_VER_UNKNOWN);
1076         if (cmd_ver == 1) {
1077                 num_sub_bands = IWL_NUM_SUB_BANDS_V1;
1078                 gain = cmd.v1.gain[0];
1079                 cmd_size = sizeof(cmd.v1);
1080                 if (mvm->fwrt.ppag_ver == 1 || mvm->fwrt.ppag_ver == 2) {
1081                         IWL_DEBUG_RADIO(mvm,
1082                                         "PPAG table rev is %d but FW supports v1, sending truncated table\n",
1083                                         mvm->fwrt.ppag_ver);
1084                         cmd.v1.flags &= cpu_to_le32(IWL_PPAG_ETSI_MASK);
1085                 }
1086         } else if (cmd_ver == 2 || cmd_ver == 3) {
1087                 num_sub_bands = IWL_NUM_SUB_BANDS_V2;
1088                 gain = cmd.v2.gain[0];
1089                 cmd_size = sizeof(cmd.v2);
1090                 if (mvm->fwrt.ppag_ver == 0) {
1091                         IWL_DEBUG_RADIO(mvm,
1092                                         "PPAG table is v1 but FW supports v2, sending padded table\n");
1093                 } else if (cmd_ver == 2 && mvm->fwrt.ppag_ver == 2) {
1094                         IWL_DEBUG_RADIO(mvm,
1095                                         "PPAG table is v3 but FW supports v2, sending partial bitmap.\n");
1096                         cmd.v1.flags &= cpu_to_le32(IWL_PPAG_ETSI_MASK);
1097                 }
1098         } else {
1099                 IWL_DEBUG_RADIO(mvm, "Unsupported PPAG command version\n");
1100                 return 0;
1101         }
1102
1103         for (i = 0; i < IWL_NUM_CHAIN_LIMITS; i++) {
1104                 for (j = 0; j < num_sub_bands; j++) {
1105                         gain[i * num_sub_bands + j] =
1106                                 mvm->fwrt.ppag_chains[i].subbands[j];
1107                         IWL_DEBUG_RADIO(mvm,
1108                                         "PPAG table: chain[%d] band[%d]: gain = %d\n",
1109                                         i, j, gain[i * num_sub_bands + j]);
1110                 }
1111         }
1112         IWL_DEBUG_RADIO(mvm, "Sending PER_PLATFORM_ANT_GAIN_CMD\n");
1113         ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(PHY_OPS_GROUP,
1114                                                 PER_PLATFORM_ANT_GAIN_CMD),
1115                                    0, cmd_size, &cmd);
1116         if (ret < 0)
1117                 IWL_ERR(mvm, "failed to send PER_PLATFORM_ANT_GAIN_CMD (%d)\n",
1118                         ret);
1119
1120         return ret;
1121 }
1122
1123 static const struct dmi_system_id dmi_ppag_approved_list[] = {
1124         { .ident = "HP",
1125           .matches = {
1126                         DMI_MATCH(DMI_SYS_VENDOR, "HP"),
1127                 },
1128         },
1129         { .ident = "SAMSUNG",
1130           .matches = {
1131                         DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD"),
1132                 },
1133         },
1134         { .ident = "MSFT",
1135           .matches = {
1136                         DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
1137                 },
1138         },
1139         { .ident = "ASUS",
1140           .matches = {
1141                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTek COMPUTER INC."),
1142                 },
1143         },
1144         {}
1145 };
1146
1147 static int iwl_mvm_ppag_init(struct iwl_mvm *mvm)
1148 {
1149         /* no need to read the table, done in INIT stage */
1150         if (!dmi_check_system(dmi_ppag_approved_list)) {
1151                 IWL_DEBUG_RADIO(mvm,
1152                                 "System vendor '%s' is not in the approved list, disabling PPAG.\n",
1153                                 dmi_get_system_info(DMI_SYS_VENDOR));
1154                 mvm->fwrt.ppag_flags = 0;
1155                 return 0;
1156         }
1157
1158         return iwl_mvm_ppag_send_cmd(mvm);
1159 }
1160
1161 static const struct dmi_system_id dmi_tas_approved_list[] = {
1162         { .ident = "HP",
1163           .matches = {
1164                         DMI_MATCH(DMI_SYS_VENDOR, "HP"),
1165                 },
1166         },
1167         { .ident = "SAMSUNG",
1168           .matches = {
1169                         DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD"),
1170                 },
1171         },
1172                 { .ident = "LENOVO",
1173           .matches = {
1174                         DMI_MATCH(DMI_SYS_VENDOR, "Lenovo"),
1175                 },
1176         },
1177         { .ident = "DELL",
1178           .matches = {
1179                         DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
1180                 },
1181         },
1182
1183         /* keep last */
1184         {}
1185 };
1186
1187 static bool iwl_mvm_add_to_tas_block_list(__le32 *list, __le32 *le_size, unsigned int mcc)
1188 {
1189         int i;
1190         u32 size = le32_to_cpu(*le_size);
1191
1192         /* Verify that there is room for another country */
1193         if (size >= IWL_TAS_BLOCK_LIST_MAX)
1194                 return false;
1195
1196         for (i = 0; i < size; i++) {
1197                 if (list[i] == cpu_to_le32(mcc))
1198                         return true;
1199         }
1200
1201         list[size++] = cpu_to_le32(mcc);
1202         *le_size = cpu_to_le32(size);
1203         return true;
1204 }
1205
1206 static void iwl_mvm_tas_init(struct iwl_mvm *mvm)
1207 {
1208         int ret;
1209         struct iwl_tas_config_cmd_v3 cmd = {};
1210         int cmd_size;
1211
1212         BUILD_BUG_ON(ARRAY_SIZE(cmd.block_list_array) <
1213                      APCI_WTAS_BLACK_LIST_MAX);
1214
1215         if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_TAS_CFG)) {
1216                 IWL_DEBUG_RADIO(mvm, "TAS not enabled in FW\n");
1217                 return;
1218         }
1219
1220         ret = iwl_acpi_get_tas(&mvm->fwrt, &cmd);
1221         if (ret < 0) {
1222                 IWL_DEBUG_RADIO(mvm,
1223                                 "TAS table invalid or unavailable. (%d)\n",
1224                                 ret);
1225                 return;
1226         }
1227
1228         if (ret == 0)
1229                 return;
1230
1231         if (!dmi_check_system(dmi_tas_approved_list)) {
1232                 IWL_DEBUG_RADIO(mvm,
1233                                 "System vendor '%s' is not in the approved list, disabling TAS in US and Canada.\n",
1234                                 dmi_get_system_info(DMI_SYS_VENDOR));
1235                 if ((!iwl_mvm_add_to_tas_block_list(cmd.block_list_array,
1236                                                     &cmd.block_list_size, IWL_TAS_US_MCC)) ||
1237                     (!iwl_mvm_add_to_tas_block_list(cmd.block_list_array,
1238                                                     &cmd.block_list_size, IWL_TAS_CANADA_MCC))) {
1239                         IWL_DEBUG_RADIO(mvm,
1240                                         "Unable to add US/Canada to TAS block list, disabling TAS\n");
1241                         return;
1242                 }
1243         }
1244
1245         cmd_size = iwl_fw_lookup_cmd_ver(mvm->fw, REGULATORY_AND_NVM_GROUP,
1246                                          TAS_CONFIG,
1247                                          IWL_FW_CMD_VER_UNKNOWN) < 3 ?
1248                 sizeof(struct iwl_tas_config_cmd_v2) :
1249                 sizeof(struct iwl_tas_config_cmd_v3);
1250
1251         ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(REGULATORY_AND_NVM_GROUP,
1252                                                 TAS_CONFIG),
1253                                    0, cmd_size, &cmd);
1254         if (ret < 0)
1255                 IWL_DEBUG_RADIO(mvm, "failed to send TAS_CONFIG (%d)\n", ret);
1256 }
1257
1258 static u8 iwl_mvm_eval_dsm_rfi(struct iwl_mvm *mvm)
1259 {
1260         u8 value;
1261         int ret = iwl_acpi_get_dsm_u8(mvm->fwrt.dev, 0, DSM_RFI_FUNC_ENABLE,
1262                                       &iwl_rfi_guid, &value);
1263
1264         if (ret < 0) {
1265                 IWL_DEBUG_RADIO(mvm, "Failed to get DSM RFI, ret=%d\n", ret);
1266
1267         } else if (value >= DSM_VALUE_RFI_MAX) {
1268                 IWL_DEBUG_RADIO(mvm, "DSM RFI got invalid value, ret=%d\n",
1269                                 value);
1270
1271         } else if (value == DSM_VALUE_RFI_ENABLE) {
1272                 IWL_DEBUG_RADIO(mvm, "DSM RFI is evaluated to enable\n");
1273                 return DSM_VALUE_RFI_ENABLE;
1274         }
1275
1276         IWL_DEBUG_RADIO(mvm, "DSM RFI is disabled\n");
1277
1278         /* default behaviour is disabled */
1279         return DSM_VALUE_RFI_DISABLE;
1280 }
1281
1282 static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm)
1283 {
1284         int ret;
1285         u32 value;
1286         struct iwl_lari_config_change_cmd_v5 cmd = {};
1287
1288         cmd.config_bitmap = iwl_acpi_get_lari_config_bitmap(&mvm->fwrt);
1289
1290         ret = iwl_acpi_get_dsm_u32(mvm->fwrt.dev, 0, DSM_FUNC_11AX_ENABLEMENT,
1291                                    &iwl_guid, &value);
1292         if (!ret)
1293                 cmd.oem_11ax_allow_bitmap = cpu_to_le32(value);
1294
1295         ret = iwl_acpi_get_dsm_u32(mvm->fwrt.dev, 0,
1296                                    DSM_FUNC_ENABLE_UNII4_CHAN,
1297                                    &iwl_guid, &value);
1298         if (!ret)
1299                 cmd.oem_unii4_allow_bitmap = cpu_to_le32(value);
1300
1301         ret = iwl_acpi_get_dsm_u32(mvm->fwrt.dev, 0,
1302                                    DSM_FUNC_ACTIVATE_CHANNEL,
1303                                    &iwl_guid, &value);
1304         if (!ret)
1305                 cmd.chan_state_active_bitmap = cpu_to_le32(value);
1306
1307         ret = iwl_acpi_get_dsm_u32(mvm->fwrt.dev, 0,
1308                                    DSM_FUNC_ENABLE_6E,
1309                                    &iwl_guid, &value);
1310         if (!ret)
1311                 cmd.oem_uhb_allow_bitmap = cpu_to_le32(value);
1312
1313         if (cmd.config_bitmap ||
1314             cmd.oem_uhb_allow_bitmap ||
1315             cmd.oem_11ax_allow_bitmap ||
1316             cmd.oem_unii4_allow_bitmap ||
1317             cmd.chan_state_active_bitmap) {
1318                 size_t cmd_size;
1319                 u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw,
1320                                                    REGULATORY_AND_NVM_GROUP,
1321                                                    LARI_CONFIG_CHANGE, 1);
1322                 if (cmd_ver == 5)
1323                         cmd_size = sizeof(struct iwl_lari_config_change_cmd_v5);
1324                 else if (cmd_ver == 4)
1325                         cmd_size = sizeof(struct iwl_lari_config_change_cmd_v4);
1326                 else if (cmd_ver == 3)
1327                         cmd_size = sizeof(struct iwl_lari_config_change_cmd_v3);
1328                 else if (cmd_ver == 2)
1329                         cmd_size = sizeof(struct iwl_lari_config_change_cmd_v2);
1330                 else
1331                         cmd_size = sizeof(struct iwl_lari_config_change_cmd_v1);
1332
1333                 IWL_DEBUG_RADIO(mvm,
1334                                 "sending LARI_CONFIG_CHANGE, config_bitmap=0x%x, oem_11ax_allow_bitmap=0x%x\n",
1335                                 le32_to_cpu(cmd.config_bitmap),
1336                                 le32_to_cpu(cmd.oem_11ax_allow_bitmap));
1337                 IWL_DEBUG_RADIO(mvm,
1338                                 "sending LARI_CONFIG_CHANGE, oem_unii4_allow_bitmap=0x%x, chan_state_active_bitmap=0x%x, cmd_ver=%d\n",
1339                                 le32_to_cpu(cmd.oem_unii4_allow_bitmap),
1340                                 le32_to_cpu(cmd.chan_state_active_bitmap),
1341                                 cmd_ver);
1342                 IWL_DEBUG_RADIO(mvm,
1343                                 "sending LARI_CONFIG_CHANGE, oem_uhb_allow_bitmap=0x%x\n",
1344                                 le32_to_cpu(cmd.oem_uhb_allow_bitmap));
1345                 ret = iwl_mvm_send_cmd_pdu(mvm,
1346                                            WIDE_ID(REGULATORY_AND_NVM_GROUP,
1347                                                    LARI_CONFIG_CHANGE),
1348                                            0, cmd_size, &cmd);
1349                 if (ret < 0)
1350                         IWL_DEBUG_RADIO(mvm,
1351                                         "Failed to send LARI_CONFIG_CHANGE (%d)\n",
1352                                         ret);
1353         }
1354 }
1355
1356 void iwl_mvm_get_acpi_tables(struct iwl_mvm *mvm)
1357 {
1358         int ret;
1359
1360         /* read PPAG table */
1361         ret = iwl_mvm_get_ppag_table(mvm);
1362         if (ret < 0) {
1363                 IWL_DEBUG_RADIO(mvm,
1364                                 "PPAG BIOS table invalid or unavailable. (%d)\n",
1365                                 ret);
1366         }
1367
1368         /* read SAR tables */
1369         ret = iwl_sar_get_wrds_table(&mvm->fwrt);
1370         if (ret < 0) {
1371                 IWL_DEBUG_RADIO(mvm,
1372                                 "WRDS SAR BIOS table invalid or unavailable. (%d)\n",
1373                                 ret);
1374                 /*
1375                  * If not available, don't fail and don't bother with EWRD and
1376                  * WGDS */
1377
1378                 if (!iwl_sar_get_wgds_table(&mvm->fwrt)) {
1379                         /*
1380                          * If basic SAR is not available, we check for WGDS,
1381                          * which should *not* be available either.  If it is
1382                          * available, issue an error, because we can't use SAR
1383                          * Geo without basic SAR.
1384                          */
1385                         IWL_ERR(mvm, "BIOS contains WGDS but no WRDS\n");
1386                 }
1387
1388         } else {
1389                 ret = iwl_sar_get_ewrd_table(&mvm->fwrt);
1390                 /* if EWRD is not available, we can still use
1391                 * WRDS, so don't fail */
1392                 if (ret < 0)
1393                         IWL_DEBUG_RADIO(mvm,
1394                                         "EWRD SAR BIOS table invalid or unavailable. (%d)\n",
1395                                         ret);
1396
1397                 /* read geo SAR table */
1398                 if (iwl_sar_geo_support(&mvm->fwrt)) {
1399                         ret = iwl_sar_get_wgds_table(&mvm->fwrt);
1400                         if (ret < 0)
1401                                 IWL_DEBUG_RADIO(mvm,
1402                                                 "Geo SAR BIOS table invalid or unavailable. (%d)\n",
1403                                                 ret);
1404                                 /* we don't fail if the table is not available */
1405                 }
1406         }
1407 }
1408 #else /* CONFIG_ACPI */
1409
1410 inline int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm,
1411                                       int prof_a, int prof_b)
1412 {
1413         return 1;
1414 }
1415
1416 inline int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm)
1417 {
1418         return -ENOENT;
1419 }
1420
1421 static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm)
1422 {
1423         return 0;
1424 }
1425
1426 int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm)
1427 {
1428         return -ENOENT;
1429 }
1430
1431 static int iwl_mvm_ppag_init(struct iwl_mvm *mvm)
1432 {
1433         return 0;
1434 }
1435
1436 static void iwl_mvm_tas_init(struct iwl_mvm *mvm)
1437 {
1438 }
1439
1440 static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm)
1441 {
1442 }
1443
1444 static u8 iwl_mvm_eval_dsm_rfi(struct iwl_mvm *mvm)
1445 {
1446         return DSM_VALUE_RFI_DISABLE;
1447 }
1448
1449 void iwl_mvm_get_acpi_tables(struct iwl_mvm *mvm)
1450 {
1451 }
1452
1453 #endif /* CONFIG_ACPI */
1454
1455 void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags)
1456 {
1457         u32 error_log_size = mvm->fw->ucode_capa.error_log_size;
1458         int ret;
1459         u32 resp;
1460
1461         struct iwl_fw_error_recovery_cmd recovery_cmd = {
1462                 .flags = cpu_to_le32(flags),
1463                 .buf_size = 0,
1464         };
1465         struct iwl_host_cmd host_cmd = {
1466                 .id = WIDE_ID(SYSTEM_GROUP, FW_ERROR_RECOVERY_CMD),
1467                 .flags = CMD_WANT_SKB,
1468                 .data = {&recovery_cmd, },
1469                 .len = {sizeof(recovery_cmd), },
1470         };
1471
1472         /* no error log was defined in TLV */
1473         if (!error_log_size)
1474                 return;
1475
1476         if (flags & ERROR_RECOVERY_UPDATE_DB) {
1477                 /* no buf was allocated while HW reset */
1478                 if (!mvm->error_recovery_buf)
1479                         return;
1480
1481                 host_cmd.data[1] = mvm->error_recovery_buf;
1482                 host_cmd.len[1] =  error_log_size;
1483                 host_cmd.dataflags[1] = IWL_HCMD_DFL_NOCOPY;
1484                 recovery_cmd.buf_size = cpu_to_le32(error_log_size);
1485         }
1486
1487         ret = iwl_mvm_send_cmd(mvm, &host_cmd);
1488         kfree(mvm->error_recovery_buf);
1489         mvm->error_recovery_buf = NULL;
1490
1491         if (ret) {
1492                 IWL_ERR(mvm, "Failed to send recovery cmd %d\n", ret);
1493                 return;
1494         }
1495
1496         /* skb respond is only relevant in ERROR_RECOVERY_UPDATE_DB */
1497         if (flags & ERROR_RECOVERY_UPDATE_DB) {
1498                 resp = le32_to_cpu(*(__le32 *)host_cmd.resp_pkt->data);
1499                 if (resp)
1500                         IWL_ERR(mvm,
1501                                 "Failed to send recovery cmd blob was invalid %d\n",
1502                                 resp);
1503         }
1504 }
1505
1506 static int iwl_mvm_sar_init(struct iwl_mvm *mvm)
1507 {
1508         return iwl_mvm_sar_select_profile(mvm, 1, 1);
1509 }
1510
1511 static int iwl_mvm_load_rt_fw(struct iwl_mvm *mvm)
1512 {
1513         int ret;
1514
1515         if (iwl_mvm_has_unified_ucode(mvm))
1516                 return iwl_run_unified_mvm_ucode(mvm);
1517
1518         ret = iwl_run_init_mvm_ucode(mvm);
1519
1520         if (ret) {
1521                 IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", ret);
1522
1523                 if (iwlmvm_mod_params.init_dbg)
1524                         return 0;
1525                 return ret;
1526         }
1527
1528         iwl_fw_dbg_stop_sync(&mvm->fwrt);
1529         iwl_trans_stop_device(mvm->trans);
1530         ret = iwl_trans_start_hw(mvm->trans);
1531         if (ret)
1532                 return ret;
1533
1534         mvm->rfkill_safe_init_done = false;
1535         ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR);
1536         if (ret)
1537                 return ret;
1538
1539         mvm->rfkill_safe_init_done = true;
1540
1541         iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_AFTER_ALIVE,
1542                                NULL);
1543
1544         return iwl_init_paging(&mvm->fwrt, mvm->fwrt.cur_fw_img);
1545 }
1546
1547 int iwl_mvm_up(struct iwl_mvm *mvm)
1548 {
1549         int ret, i;
1550         struct ieee80211_channel *chan;
1551         struct cfg80211_chan_def chandef;
1552         struct ieee80211_supported_band *sband = NULL;
1553
1554         lockdep_assert_held(&mvm->mutex);
1555
1556         ret = iwl_trans_start_hw(mvm->trans);
1557         if (ret)
1558                 return ret;
1559
1560         ret = iwl_mvm_load_rt_fw(mvm);
1561         if (ret) {
1562                 IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret);
1563                 if (ret != -ERFKILL)
1564                         iwl_fw_dbg_error_collect(&mvm->fwrt,
1565                                                  FW_DBG_TRIGGER_DRIVER);
1566                 goto error;
1567         }
1568
1569         iwl_get_shared_mem_conf(&mvm->fwrt);
1570
1571         ret = iwl_mvm_sf_update(mvm, NULL, false);
1572         if (ret)
1573                 IWL_ERR(mvm, "Failed to initialize Smart Fifo\n");
1574
1575         if (!iwl_trans_dbg_ini_valid(mvm->trans)) {
1576                 mvm->fwrt.dump.conf = FW_DBG_INVALID;
1577                 /* if we have a destination, assume EARLY START */
1578                 if (mvm->fw->dbg.dest_tlv)
1579                         mvm->fwrt.dump.conf = FW_DBG_START_FROM_ALIVE;
1580                 iwl_fw_start_dbg_conf(&mvm->fwrt, FW_DBG_START_FROM_ALIVE);
1581         }
1582
1583         ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm));
1584         if (ret)
1585                 goto error;
1586
1587         if (!iwl_mvm_has_unified_ucode(mvm)) {
1588                 /* Send phy db control command and then phy db calibration */
1589                 ret = iwl_send_phy_db_data(mvm->phy_db);
1590                 if (ret)
1591                         goto error;
1592         }
1593
1594         ret = iwl_send_phy_cfg_cmd(mvm);
1595         if (ret)
1596                 goto error;
1597
1598         ret = iwl_mvm_send_bt_init_conf(mvm);
1599         if (ret)
1600                 goto error;
1601
1602         if (fw_has_capa(&mvm->fw->ucode_capa,
1603                         IWL_UCODE_TLV_CAPA_SOC_LATENCY_SUPPORT)) {
1604                 ret = iwl_set_soc_latency(&mvm->fwrt);
1605                 if (ret)
1606                         goto error;
1607         }
1608
1609         /* Init RSS configuration */
1610         ret = iwl_configure_rxq(&mvm->fwrt);
1611         if (ret)
1612                 goto error;
1613
1614         if (iwl_mvm_has_new_rx_api(mvm)) {
1615                 ret = iwl_send_rss_cfg_cmd(mvm);
1616                 if (ret) {
1617                         IWL_ERR(mvm, "Failed to configure RSS queues: %d\n",
1618                                 ret);
1619                         goto error;
1620                 }
1621         }
1622
1623         /* init the fw <-> mac80211 STA mapping */
1624         for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++)
1625                 RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL);
1626
1627         mvm->tdls_cs.peer.sta_id = IWL_MVM_INVALID_STA;
1628
1629         /* reset quota debouncing buffer - 0xff will yield invalid data */
1630         memset(&mvm->last_quota_cmd, 0xff, sizeof(mvm->last_quota_cmd));
1631
1632         if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_DQA_SUPPORT)) {
1633                 ret = iwl_mvm_send_dqa_cmd(mvm);
1634                 if (ret)
1635                         goto error;
1636         }
1637
1638         /*
1639          * Add auxiliary station for scanning.
1640          * Newer versions of this command implies that the fw uses
1641          * internal aux station for all aux activities that don't
1642          * requires a dedicated data queue.
1643          */
1644         if (iwl_fw_lookup_cmd_ver(mvm->fw, LONG_GROUP,
1645                                   ADD_STA,
1646                                   0) < 12) {
1647                  /*
1648                   * In old version the aux station uses mac id like other
1649                   * station and not lmac id
1650                   */
1651                 ret = iwl_mvm_add_aux_sta(mvm, MAC_INDEX_AUX);
1652                 if (ret)
1653                         goto error;
1654         }
1655
1656         /* Add all the PHY contexts */
1657         i = 0;
1658         while (!sband && i < NUM_NL80211_BANDS)
1659                 sband = mvm->hw->wiphy->bands[i++];
1660
1661         if (WARN_ON_ONCE(!sband))
1662                 goto error;
1663
1664         chan = &sband->channels[0];
1665
1666         cfg80211_chandef_create(&chandef, chan, NL80211_CHAN_NO_HT);
1667         for (i = 0; i < NUM_PHY_CTX; i++) {
1668                 /*
1669                  * The channel used here isn't relevant as it's
1670                  * going to be overwritten in the other flows.
1671                  * For now use the first channel we have.
1672                  */
1673                 ret = iwl_mvm_phy_ctxt_add(mvm, &mvm->phy_ctxts[i],
1674                                            &chandef, 1, 1);
1675                 if (ret)
1676                         goto error;
1677         }
1678
1679         if (iwl_mvm_is_tt_in_fw(mvm)) {
1680                 /* in order to give the responsibility of ct-kill and
1681                  * TX backoff to FW we need to send empty temperature reporting
1682                  * cmd during init time
1683                  */
1684                 iwl_mvm_send_temp_report_ths_cmd(mvm);
1685         } else {
1686                 /* Initialize tx backoffs to the minimal possible */
1687                 iwl_mvm_tt_tx_backoff(mvm, 0);
1688         }
1689
1690 #ifdef CONFIG_THERMAL
1691         /* TODO: read the budget from BIOS / Platform NVM */
1692
1693         /*
1694          * In case there is no budget from BIOS / Platform NVM the default
1695          * budget should be 2000mW (cooling state 0).
1696          */
1697         if (iwl_mvm_is_ctdp_supported(mvm)) {
1698                 ret = iwl_mvm_ctdp_command(mvm, CTDP_CMD_OPERATION_START,
1699                                            mvm->cooling_dev.cur_state);
1700                 if (ret)
1701                         goto error;
1702         }
1703 #endif
1704
1705         if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_SET_LTR_GEN2))
1706                 WARN_ON(iwl_mvm_config_ltr(mvm));
1707
1708         ret = iwl_mvm_power_update_device(mvm);
1709         if (ret)
1710                 goto error;
1711
1712         iwl_mvm_lari_cfg(mvm);
1713         /*
1714          * RTNL is not taken during Ct-kill, but we don't need to scan/Tx
1715          * anyway, so don't init MCC.
1716          */
1717         if (!test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status)) {
1718                 ret = iwl_mvm_init_mcc(mvm);
1719                 if (ret)
1720                         goto error;
1721         }
1722
1723         if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_UMAC_SCAN)) {
1724                 mvm->scan_type = IWL_SCAN_TYPE_NOT_SET;
1725                 mvm->hb_scan_type = IWL_SCAN_TYPE_NOT_SET;
1726                 ret = iwl_mvm_config_scan(mvm);
1727                 if (ret)
1728                         goto error;
1729         }
1730
1731         if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status))
1732                 iwl_mvm_send_recovery_cmd(mvm, ERROR_RECOVERY_UPDATE_DB);
1733
1734         if (iwl_acpi_get_eckv(mvm->dev, &mvm->ext_clock_valid))
1735                 IWL_DEBUG_INFO(mvm, "ECKV table doesn't exist in BIOS\n");
1736
1737         ret = iwl_mvm_ppag_init(mvm);
1738         if (ret)
1739                 goto error;
1740
1741         ret = iwl_mvm_sar_init(mvm);
1742         if (ret == 0)
1743                 ret = iwl_mvm_sar_geo_init(mvm);
1744         else if (ret < 0)
1745                 goto error;
1746
1747         ret = iwl_mvm_sgom_init(mvm);
1748         if (ret)
1749                 goto error;
1750
1751         iwl_mvm_tas_init(mvm);
1752         iwl_mvm_leds_sync(mvm);
1753
1754         iwl_mvm_ftm_initiator_smooth_config(mvm);
1755
1756         if (fw_has_capa(&mvm->fw->ucode_capa,
1757                         IWL_UCODE_TLV_CAPA_RFIM_SUPPORT)) {
1758                 if (iwl_mvm_eval_dsm_rfi(mvm) == DSM_VALUE_RFI_ENABLE)
1759                         iwl_rfi_send_config_cmd(mvm, NULL);
1760         }
1761
1762         IWL_DEBUG_INFO(mvm, "RT uCode started.\n");
1763         return 0;
1764  error:
1765         if (!iwlmvm_mod_params.init_dbg || !ret)
1766                 iwl_mvm_stop_device(mvm);
1767         return ret;
1768 }
1769
1770 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm)
1771 {
1772         int ret, i;
1773
1774         lockdep_assert_held(&mvm->mutex);
1775
1776         ret = iwl_trans_start_hw(mvm->trans);
1777         if (ret)
1778                 return ret;
1779
1780         ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_WOWLAN);
1781         if (ret) {
1782                 IWL_ERR(mvm, "Failed to start WoWLAN firmware: %d\n", ret);
1783                 goto error;
1784         }
1785
1786         ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm));
1787         if (ret)
1788                 goto error;
1789
1790         /* Send phy db control command and then phy db calibration*/
1791         ret = iwl_send_phy_db_data(mvm->phy_db);
1792         if (ret)
1793                 goto error;
1794
1795         ret = iwl_send_phy_cfg_cmd(mvm);
1796         if (ret)
1797                 goto error;
1798
1799         /* init the fw <-> mac80211 STA mapping */
1800         for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++)
1801                 RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL);
1802
1803         if (iwl_fw_lookup_cmd_ver(mvm->fw, LONG_GROUP,
1804                                   ADD_STA,
1805                                   0) < 12) {
1806                 /*
1807                  * Add auxiliary station for scanning.
1808                  * Newer versions of this command implies that the fw uses
1809                  * internal aux station for all aux activities that don't
1810                  * requires a dedicated data queue.
1811                  * In old version the aux station uses mac id like other
1812                  * station and not lmac id
1813                  */
1814                 ret = iwl_mvm_add_aux_sta(mvm, MAC_INDEX_AUX);
1815                 if (ret)
1816                         goto error;
1817         }
1818
1819         return 0;
1820  error:
1821         iwl_mvm_stop_device(mvm);
1822         return ret;
1823 }
1824
1825 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
1826                              struct iwl_rx_cmd_buffer *rxb)
1827 {
1828         struct iwl_rx_packet *pkt = rxb_addr(rxb);
1829         struct iwl_mfuart_load_notif *mfuart_notif = (void *)pkt->data;
1830
1831         IWL_DEBUG_INFO(mvm,
1832                        "MFUART: installed ver: 0x%08x, external ver: 0x%08x, status: 0x%08x, duration: 0x%08x\n",
1833                        le32_to_cpu(mfuart_notif->installed_ver),
1834                        le32_to_cpu(mfuart_notif->external_ver),
1835                        le32_to_cpu(mfuart_notif->status),
1836                        le32_to_cpu(mfuart_notif->duration));
1837
1838         if (iwl_rx_packet_payload_len(pkt) == sizeof(*mfuart_notif))
1839                 IWL_DEBUG_INFO(mvm,
1840                                "MFUART: image size: 0x%08x\n",
1841                                le32_to_cpu(mfuart_notif->image_size));
1842 }