1 /****************************************************************************** 2 * 3 * This file is provided under a dual BSD/GPLv2 license. When using or 4 * redistributing this file, you may do so under either license. 5 * 6 * GPL LICENSE SUMMARY 7 * 8 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. 9 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 10 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH 11 * Copyright(c) 2018 - 2019 Intel Corporation 12 * 13 * This program is free software; you can redistribute it and/or modify 14 * it under the terms of version 2 of the GNU General Public License as 15 * published by the Free Software Foundation. 16 * 17 * This program is distributed in the hope that it will be useful, but 18 * WITHOUT ANY WARRANTY; without even the implied warranty of 19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 20 * General Public License for more details. 21 * 22 * The full GNU General Public License is included in this distribution 23 * in the file called COPYING. 24 * 25 * Contact Information: 26 * Intel Linux Wireless <linuxwifi@intel.com> 27 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 28 * 29 * BSD LICENSE 30 * 31 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. 32 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 33 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH 34 * Copyright(c) 2018 - 2019 Intel Corporation 35 * All rights reserved. 36 * 37 * Redistribution and use in source and binary forms, with or without 38 * modification, are permitted provided that the following conditions 39 * are met: 40 * 41 * * Redistributions of source code must retain the above copyright 42 * notice, this list of conditions and the following disclaimer. 43 * * Redistributions in binary form must reproduce the above copyright 44 * notice, this list of conditions and the following disclaimer in 45 * the documentation and/or other materials provided with the 46 * distribution. 47 * * Neither the name Intel Corporation nor the names of its 48 * contributors may be used to endorse or promote products derived 49 * from this software without specific prior written permission. 50 * 51 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 52 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 53 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 54 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 55 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 56 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 57 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 58 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 59 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 60 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 61 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 62 * 63 *****************************************************************************/ 64 #include <net/mac80211.h> 65 #include <linux/netdevice.h> 66 67 #include "iwl-trans.h" 68 #include "iwl-op-mode.h" 69 #include "fw/img.h" 70 #include "iwl-debug.h" 71 #include "iwl-csr.h" /* for iwl_mvm_rx_card_state_notif */ 72 #include "iwl-io.h" /* for iwl_mvm_rx_card_state_notif */ 73 #include "iwl-prph.h" 74 #include "fw/acpi.h" 75 76 #include "mvm.h" 77 #include "fw/dbg.h" 78 #include "iwl-phy-db.h" 79 #include "iwl-modparams.h" 80 #include "iwl-nvm-parse.h" 81 82 #define MVM_UCODE_ALIVE_TIMEOUT HZ 83 #define MVM_UCODE_CALIB_TIMEOUT (2*HZ) 84 85 #define UCODE_VALID_OK cpu_to_le32(0x1) 86 87 struct iwl_mvm_alive_data { 88 bool valid; 89 u32 scd_base_addr; 90 }; 91 92 static int iwl_send_tx_ant_cfg(struct iwl_mvm *mvm, u8 valid_tx_ant) 93 { 94 struct iwl_tx_ant_cfg_cmd tx_ant_cmd = { 95 .valid = cpu_to_le32(valid_tx_ant), 96 }; 97 98 IWL_DEBUG_FW(mvm, "select valid tx ant: %u\n", valid_tx_ant); 99 return iwl_mvm_send_cmd_pdu(mvm, TX_ANT_CONFIGURATION_CMD, 0, 100 sizeof(tx_ant_cmd), &tx_ant_cmd); 101 } 102 103 static int iwl_send_rss_cfg_cmd(struct iwl_mvm *mvm) 104 { 105 int i; 106 struct iwl_rss_config_cmd cmd = { 107 .flags = cpu_to_le32(IWL_RSS_ENABLE), 108 .hash_mask = BIT(IWL_RSS_HASH_TYPE_IPV4_TCP) | 109 BIT(IWL_RSS_HASH_TYPE_IPV4_UDP) | 110 BIT(IWL_RSS_HASH_TYPE_IPV4_PAYLOAD) | 111 BIT(IWL_RSS_HASH_TYPE_IPV6_TCP) | 112 BIT(IWL_RSS_HASH_TYPE_IPV6_UDP) | 113 BIT(IWL_RSS_HASH_TYPE_IPV6_PAYLOAD), 114 }; 115 116 if (mvm->trans->num_rx_queues == 1) 117 return 0; 118 119 /* Do not direct RSS traffic to Q 0 which is our fallback queue */ 120 for (i = 0; i < ARRAY_SIZE(cmd.indirection_table); i++) 121 cmd.indirection_table[i] = 122 1 + (i % (mvm->trans->num_rx_queues - 1)); 123 netdev_rss_key_fill(cmd.secret_key, sizeof(cmd.secret_key)); 124 125 return iwl_mvm_send_cmd_pdu(mvm, RSS_CONFIG_CMD, 0, sizeof(cmd), &cmd); 126 } 127 128 static int iwl_configure_rxq(struct iwl_mvm *mvm) 129 { 130 int i, num_queues, size, ret; 131 struct iwl_rfh_queue_config *cmd; 132 struct iwl_host_cmd hcmd = { 133 .id = WIDE_ID(DATA_PATH_GROUP, RFH_QUEUE_CONFIG_CMD), 134 .dataflags[0] = IWL_HCMD_DFL_NOCOPY, 135 }; 136 137 /* Do not configure default queue, it is configured via context info */ 138 num_queues = mvm->trans->num_rx_queues - 1; 139 140 size = struct_size(cmd, data, num_queues); 141 142 cmd = kzalloc(size, GFP_KERNEL); 143 if (!cmd) 144 return -ENOMEM; 145 146 cmd->num_queues = num_queues; 147 148 for (i = 0; i < num_queues; i++) { 149 struct iwl_trans_rxq_dma_data data; 150 151 cmd->data[i].q_num = i + 1; 152 iwl_trans_get_rxq_dma_data(mvm->trans, i + 1, &data); 153 154 cmd->data[i].fr_bd_cb = cpu_to_le64(data.fr_bd_cb); 155 cmd->data[i].urbd_stts_wrptr = 156 cpu_to_le64(data.urbd_stts_wrptr); 157 cmd->data[i].ur_bd_cb = cpu_to_le64(data.ur_bd_cb); 158 cmd->data[i].fr_bd_wid = cpu_to_le32(data.fr_bd_wid); 159 } 160 161 hcmd.data[0] = cmd; 162 hcmd.len[0] = size; 163 164 ret = iwl_mvm_send_cmd(mvm, &hcmd); 165 166 kfree(cmd); 167 168 return ret; 169 } 170 171 static int iwl_mvm_send_dqa_cmd(struct iwl_mvm *mvm) 172 { 173 struct iwl_dqa_enable_cmd dqa_cmd = { 174 .cmd_queue = cpu_to_le32(IWL_MVM_DQA_CMD_QUEUE), 175 }; 176 u32 cmd_id = iwl_cmd_id(DQA_ENABLE_CMD, DATA_PATH_GROUP, 0); 177 int ret; 178 179 ret = iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, sizeof(dqa_cmd), &dqa_cmd); 180 if (ret) 181 IWL_ERR(mvm, "Failed to send DQA enabling command: %d\n", ret); 182 else 183 IWL_DEBUG_FW(mvm, "Working in DQA mode\n"); 184 185 return ret; 186 } 187 188 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm, 189 struct iwl_rx_cmd_buffer *rxb) 190 { 191 struct iwl_rx_packet *pkt = rxb_addr(rxb); 192 struct iwl_mfu_assert_dump_notif *mfu_dump_notif = (void *)pkt->data; 193 __le32 *dump_data = mfu_dump_notif->data; 194 int n_words = le32_to_cpu(mfu_dump_notif->data_size) / sizeof(__le32); 195 int i; 196 197 if (mfu_dump_notif->index_num == 0) 198 IWL_INFO(mvm, "MFUART assert id 0x%x occurred\n", 199 le32_to_cpu(mfu_dump_notif->assert_id)); 200 201 for (i = 0; i < n_words; i++) 202 IWL_DEBUG_INFO(mvm, 203 "MFUART assert dump, dword %u: 0x%08x\n", 204 le16_to_cpu(mfu_dump_notif->index_num) * 205 n_words + i, 206 le32_to_cpu(dump_data[i])); 207 } 208 209 static bool iwl_alive_fn(struct iwl_notif_wait_data *notif_wait, 210 struct iwl_rx_packet *pkt, void *data) 211 { 212 struct iwl_mvm *mvm = 213 container_of(notif_wait, struct iwl_mvm, notif_wait); 214 struct iwl_mvm_alive_data *alive_data = data; 215 struct mvm_alive_resp_v3 *palive3; 216 struct mvm_alive_resp *palive; 217 struct iwl_umac_alive *umac; 218 struct iwl_lmac_alive *lmac1; 219 struct iwl_lmac_alive *lmac2 = NULL; 220 u16 status; 221 u32 lmac_error_event_table, umac_error_event_table; 222 223 if (iwl_rx_packet_payload_len(pkt) == sizeof(*palive)) { 224 palive = (void *)pkt->data; 225 umac = &palive->umac_data; 226 lmac1 = &palive->lmac_data[0]; 227 lmac2 = &palive->lmac_data[1]; 228 status = le16_to_cpu(palive->status); 229 } else { 230 palive3 = (void *)pkt->data; 231 umac = &palive3->umac_data; 232 lmac1 = &palive3->lmac_data; 233 status = le16_to_cpu(palive3->status); 234 } 235 236 lmac_error_event_table = 237 le32_to_cpu(lmac1->dbg_ptrs.error_event_table_ptr); 238 iwl_fw_lmac1_set_alive_err_table(mvm->trans, lmac_error_event_table); 239 240 if (lmac2) 241 mvm->trans->lmac_error_event_table[1] = 242 le32_to_cpu(lmac2->dbg_ptrs.error_event_table_ptr); 243 244 umac_error_event_table = le32_to_cpu(umac->dbg_ptrs.error_info_addr); 245 246 if (!umac_error_event_table) { 247 mvm->support_umac_log = false; 248 } else if (umac_error_event_table >= 249 mvm->trans->cfg->min_umac_error_event_table) { 250 mvm->support_umac_log = true; 251 } else { 252 IWL_ERR(mvm, 253 "Not valid error log pointer 0x%08X for %s uCode\n", 254 umac_error_event_table, 255 (mvm->fwrt.cur_fw_img == IWL_UCODE_INIT) ? 256 "Init" : "RT"); 257 mvm->support_umac_log = false; 258 } 259 260 if (mvm->support_umac_log) 261 iwl_fw_umac_set_alive_err_table(mvm->trans, 262 umac_error_event_table); 263 264 alive_data->scd_base_addr = le32_to_cpu(lmac1->dbg_ptrs.scd_base_ptr); 265 alive_data->valid = status == IWL_ALIVE_STATUS_OK; 266 267 IWL_DEBUG_FW(mvm, 268 "Alive ucode status 0x%04x revision 0x%01X 0x%01X\n", 269 status, lmac1->ver_type, lmac1->ver_subtype); 270 271 if (lmac2) 272 IWL_DEBUG_FW(mvm, "Alive ucode CDB\n"); 273 274 IWL_DEBUG_FW(mvm, 275 "UMAC version: Major - 0x%x, Minor - 0x%x\n", 276 le32_to_cpu(umac->umac_major), 277 le32_to_cpu(umac->umac_minor)); 278 279 return true; 280 } 281 282 static bool iwl_wait_init_complete(struct iwl_notif_wait_data *notif_wait, 283 struct iwl_rx_packet *pkt, void *data) 284 { 285 WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF); 286 287 return true; 288 } 289 290 static bool iwl_wait_phy_db_entry(struct iwl_notif_wait_data *notif_wait, 291 struct iwl_rx_packet *pkt, void *data) 292 { 293 struct iwl_phy_db *phy_db = data; 294 295 if (pkt->hdr.cmd != CALIB_RES_NOTIF_PHY_DB) { 296 WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF); 297 return true; 298 } 299 300 WARN_ON(iwl_phy_db_set_section(phy_db, pkt)); 301 302 return false; 303 } 304 305 static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm, 306 enum iwl_ucode_type ucode_type) 307 { 308 struct iwl_notification_wait alive_wait; 309 struct iwl_mvm_alive_data alive_data = {}; 310 const struct fw_img *fw; 311 int ret; 312 enum iwl_ucode_type old_type = mvm->fwrt.cur_fw_img; 313 static const u16 alive_cmd[] = { MVM_ALIVE }; 314 bool run_in_rfkill = 315 ucode_type == IWL_UCODE_INIT || iwl_mvm_has_unified_ucode(mvm); 316 317 if (ucode_type == IWL_UCODE_REGULAR && 318 iwl_fw_dbg_conf_usniffer(mvm->fw, FW_DBG_START_FROM_ALIVE) && 319 !(fw_has_capa(&mvm->fw->ucode_capa, 320 IWL_UCODE_TLV_CAPA_USNIFFER_UNIFIED))) 321 fw = iwl_get_ucode_image(mvm->fw, IWL_UCODE_REGULAR_USNIFFER); 322 else 323 fw = iwl_get_ucode_image(mvm->fw, ucode_type); 324 if (WARN_ON(!fw)) 325 return -EINVAL; 326 iwl_fw_set_current_image(&mvm->fwrt, ucode_type); 327 clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status); 328 329 iwl_init_notification_wait(&mvm->notif_wait, &alive_wait, 330 alive_cmd, ARRAY_SIZE(alive_cmd), 331 iwl_alive_fn, &alive_data); 332 333 /* 334 * We want to load the INIT firmware even in RFKILL 335 * For the unified firmware case, the ucode_type is not 336 * INIT, but we still need to run it. 337 */ 338 ret = iwl_trans_start_fw(mvm->trans, fw, run_in_rfkill); 339 if (ret) { 340 iwl_fw_set_current_image(&mvm->fwrt, old_type); 341 iwl_remove_notification(&mvm->notif_wait, &alive_wait); 342 return ret; 343 } 344 345 /* 346 * Some things may run in the background now, but we 347 * just wait for the ALIVE notification here. 348 */ 349 ret = iwl_wait_notification(&mvm->notif_wait, &alive_wait, 350 MVM_UCODE_ALIVE_TIMEOUT); 351 if (ret) { 352 struct iwl_trans *trans = mvm->trans; 353 354 if (ret == -ETIMEDOUT) 355 iwl_fw_dbg_error_collect(&mvm->fwrt, 356 FW_DBG_TRIGGER_ALIVE_TIMEOUT); 357 358 if (trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000) 359 IWL_ERR(mvm, 360 "SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n", 361 iwl_read_umac_prph(trans, UMAG_SB_CPU_1_STATUS), 362 iwl_read_umac_prph(trans, 363 UMAG_SB_CPU_2_STATUS)); 364 else if (trans->cfg->device_family >= IWL_DEVICE_FAMILY_8000) 365 IWL_ERR(mvm, 366 "SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n", 367 iwl_read_prph(trans, SB_CPU_1_STATUS), 368 iwl_read_prph(trans, SB_CPU_2_STATUS)); 369 iwl_fw_set_current_image(&mvm->fwrt, old_type); 370 return ret; 371 } 372 373 if (!alive_data.valid) { 374 IWL_ERR(mvm, "Loaded ucode is not valid!\n"); 375 iwl_fw_set_current_image(&mvm->fwrt, old_type); 376 return -EIO; 377 } 378 379 iwl_trans_fw_alive(mvm->trans, alive_data.scd_base_addr); 380 381 /* 382 * Note: all the queues are enabled as part of the interface 383 * initialization, but in firmware restart scenarios they 384 * could be stopped, so wake them up. In firmware restart, 385 * mac80211 will have the queues stopped as well until the 386 * reconfiguration completes. During normal startup, they 387 * will be empty. 388 */ 389 390 memset(&mvm->queue_info, 0, sizeof(mvm->queue_info)); 391 /* 392 * Set a 'fake' TID for the command queue, since we use the 393 * hweight() of the tid_bitmap as a refcount now. Not that 394 * we ever even consider the command queue as one we might 395 * want to reuse, but be safe nevertheless. 396 */ 397 mvm->queue_info[IWL_MVM_DQA_CMD_QUEUE].tid_bitmap = 398 BIT(IWL_MAX_TID_COUNT + 2); 399 400 set_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status); 401 #ifdef CONFIG_IWLWIFI_DEBUGFS 402 iwl_fw_set_dbg_rec_on(&mvm->fwrt); 403 #endif 404 405 return 0; 406 } 407 408 static int iwl_run_unified_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm) 409 { 410 struct iwl_notification_wait init_wait; 411 struct iwl_nvm_access_complete_cmd nvm_complete = {}; 412 struct iwl_init_extended_cfg_cmd init_cfg = { 413 .init_flags = cpu_to_le32(BIT(IWL_INIT_NVM)), 414 }; 415 static const u16 init_complete[] = { 416 INIT_COMPLETE_NOTIF, 417 }; 418 int ret; 419 420 lockdep_assert_held(&mvm->mutex); 421 422 iwl_init_notification_wait(&mvm->notif_wait, 423 &init_wait, 424 init_complete, 425 ARRAY_SIZE(init_complete), 426 iwl_wait_init_complete, 427 NULL); 428 429 iwl_fw_dbg_apply_point(&mvm->fwrt, IWL_FW_INI_APPLY_EARLY); 430 431 /* Will also start the device */ 432 ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR); 433 if (ret) { 434 IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret); 435 goto error; 436 } 437 iwl_fw_dbg_apply_point(&mvm->fwrt, IWL_FW_INI_APPLY_AFTER_ALIVE); 438 439 /* Send init config command to mark that we are sending NVM access 440 * commands 441 */ 442 ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(SYSTEM_GROUP, 443 INIT_EXTENDED_CFG_CMD), 444 CMD_SEND_IN_RFKILL, 445 sizeof(init_cfg), &init_cfg); 446 if (ret) { 447 IWL_ERR(mvm, "Failed to run init config command: %d\n", 448 ret); 449 goto error; 450 } 451 452 /* Load NVM to NIC if needed */ 453 if (mvm->nvm_file_name) { 454 iwl_read_external_nvm(mvm->trans, mvm->nvm_file_name, 455 mvm->nvm_sections); 456 iwl_mvm_load_nvm_to_nic(mvm); 457 } 458 459 if (IWL_MVM_PARSE_NVM && read_nvm) { 460 ret = iwl_nvm_init(mvm); 461 if (ret) { 462 IWL_ERR(mvm, "Failed to read NVM: %d\n", ret); 463 goto error; 464 } 465 } 466 467 ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(REGULATORY_AND_NVM_GROUP, 468 NVM_ACCESS_COMPLETE), 469 CMD_SEND_IN_RFKILL, 470 sizeof(nvm_complete), &nvm_complete); 471 if (ret) { 472 IWL_ERR(mvm, "Failed to run complete NVM access: %d\n", 473 ret); 474 goto error; 475 } 476 477 /* We wait for the INIT complete notification */ 478 ret = iwl_wait_notification(&mvm->notif_wait, &init_wait, 479 MVM_UCODE_ALIVE_TIMEOUT); 480 if (ret) 481 return ret; 482 483 /* Read the NVM only at driver load time, no need to do this twice */ 484 if (!IWL_MVM_PARSE_NVM && read_nvm) { 485 mvm->nvm_data = iwl_get_nvm(mvm->trans, mvm->fw); 486 if (IS_ERR(mvm->nvm_data)) { 487 ret = PTR_ERR(mvm->nvm_data); 488 mvm->nvm_data = NULL; 489 IWL_ERR(mvm, "Failed to read NVM: %d\n", ret); 490 return ret; 491 } 492 } 493 494 mvm->rfkill_safe_init_done = true; 495 496 return 0; 497 498 error: 499 iwl_remove_notification(&mvm->notif_wait, &init_wait); 500 return ret; 501 } 502 503 static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm) 504 { 505 struct iwl_phy_cfg_cmd phy_cfg_cmd; 506 enum iwl_ucode_type ucode_type = mvm->fwrt.cur_fw_img; 507 508 /* Set parameters */ 509 phy_cfg_cmd.phy_cfg = cpu_to_le32(iwl_mvm_get_phy_config(mvm)); 510 511 /* set flags extra PHY configuration flags from the device's cfg */ 512 phy_cfg_cmd.phy_cfg |= cpu_to_le32(mvm->cfg->extra_phy_cfg_flags); 513 514 phy_cfg_cmd.calib_control.event_trigger = 515 mvm->fw->default_calib[ucode_type].event_trigger; 516 phy_cfg_cmd.calib_control.flow_trigger = 517 mvm->fw->default_calib[ucode_type].flow_trigger; 518 519 IWL_DEBUG_INFO(mvm, "Sending Phy CFG command: 0x%x\n", 520 phy_cfg_cmd.phy_cfg); 521 522 return iwl_mvm_send_cmd_pdu(mvm, PHY_CONFIGURATION_CMD, 0, 523 sizeof(phy_cfg_cmd), &phy_cfg_cmd); 524 } 525 526 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm) 527 { 528 struct iwl_notification_wait calib_wait; 529 static const u16 init_complete[] = { 530 INIT_COMPLETE_NOTIF, 531 CALIB_RES_NOTIF_PHY_DB 532 }; 533 int ret; 534 535 if (iwl_mvm_has_unified_ucode(mvm)) 536 return iwl_run_unified_mvm_ucode(mvm, true); 537 538 lockdep_assert_held(&mvm->mutex); 539 540 if (WARN_ON_ONCE(mvm->rfkill_safe_init_done)) 541 return 0; 542 543 iwl_init_notification_wait(&mvm->notif_wait, 544 &calib_wait, 545 init_complete, 546 ARRAY_SIZE(init_complete), 547 iwl_wait_phy_db_entry, 548 mvm->phy_db); 549 550 /* Will also start the device */ 551 ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_INIT); 552 if (ret) { 553 IWL_ERR(mvm, "Failed to start INIT ucode: %d\n", ret); 554 goto remove_notif; 555 } 556 557 if (mvm->cfg->device_family < IWL_DEVICE_FAMILY_8000) { 558 ret = iwl_mvm_send_bt_init_conf(mvm); 559 if (ret) 560 goto remove_notif; 561 } 562 563 /* Read the NVM only at driver load time, no need to do this twice */ 564 if (read_nvm) { 565 ret = iwl_nvm_init(mvm); 566 if (ret) { 567 IWL_ERR(mvm, "Failed to read NVM: %d\n", ret); 568 goto remove_notif; 569 } 570 } 571 572 /* In case we read the NVM from external file, load it to the NIC */ 573 if (mvm->nvm_file_name) 574 iwl_mvm_load_nvm_to_nic(mvm); 575 576 WARN_ONCE(mvm->nvm_data->nvm_version < mvm->trans->cfg->nvm_ver, 577 "Too old NVM version (0x%0x, required = 0x%0x)", 578 mvm->nvm_data->nvm_version, mvm->trans->cfg->nvm_ver); 579 580 /* 581 * abort after reading the nvm in case RF Kill is on, we will complete 582 * the init seq later when RF kill will switch to off 583 */ 584 if (iwl_mvm_is_radio_hw_killed(mvm)) { 585 IWL_DEBUG_RF_KILL(mvm, 586 "jump over all phy activities due to RF kill\n"); 587 goto remove_notif; 588 } 589 590 mvm->rfkill_safe_init_done = true; 591 592 /* Send TX valid antennas before triggering calibrations */ 593 ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm)); 594 if (ret) 595 goto remove_notif; 596 597 ret = iwl_send_phy_cfg_cmd(mvm); 598 if (ret) { 599 IWL_ERR(mvm, "Failed to run INIT calibrations: %d\n", 600 ret); 601 goto remove_notif; 602 } 603 604 /* 605 * Some things may run in the background now, but we 606 * just wait for the calibration complete notification. 607 */ 608 ret = iwl_wait_notification(&mvm->notif_wait, &calib_wait, 609 MVM_UCODE_CALIB_TIMEOUT); 610 if (!ret) 611 goto out; 612 613 if (iwl_mvm_is_radio_hw_killed(mvm)) { 614 IWL_DEBUG_RF_KILL(mvm, "RFKILL while calibrating.\n"); 615 ret = 0; 616 } else { 617 IWL_ERR(mvm, "Failed to run INIT calibrations: %d\n", 618 ret); 619 } 620 621 goto out; 622 623 remove_notif: 624 iwl_remove_notification(&mvm->notif_wait, &calib_wait); 625 out: 626 mvm->rfkill_safe_init_done = false; 627 if (iwlmvm_mod_params.init_dbg && !mvm->nvm_data) { 628 /* we want to debug INIT and we have no NVM - fake */ 629 mvm->nvm_data = kzalloc(sizeof(struct iwl_nvm_data) + 630 sizeof(struct ieee80211_channel) + 631 sizeof(struct ieee80211_rate), 632 GFP_KERNEL); 633 if (!mvm->nvm_data) 634 return -ENOMEM; 635 mvm->nvm_data->bands[0].channels = mvm->nvm_data->channels; 636 mvm->nvm_data->bands[0].n_channels = 1; 637 mvm->nvm_data->bands[0].n_bitrates = 1; 638 mvm->nvm_data->bands[0].bitrates = 639 (void *)mvm->nvm_data->channels + 1; 640 mvm->nvm_data->bands[0].bitrates->hw_value = 10; 641 } 642 643 return ret; 644 } 645 646 static int iwl_mvm_config_ltr(struct iwl_mvm *mvm) 647 { 648 struct iwl_ltr_config_cmd cmd = { 649 .flags = cpu_to_le32(LTR_CFG_FLAG_FEATURE_ENABLE), 650 }; 651 652 if (!mvm->trans->ltr_enabled) 653 return 0; 654 655 return iwl_mvm_send_cmd_pdu(mvm, LTR_CONFIG, 0, 656 sizeof(cmd), &cmd); 657 } 658 659 #ifdef CONFIG_ACPI 660 static inline int iwl_mvm_sar_set_profile(struct iwl_mvm *mvm, 661 union acpi_object *table, 662 struct iwl_mvm_sar_profile *profile, 663 bool enabled) 664 { 665 int i; 666 667 profile->enabled = enabled; 668 669 for (i = 0; i < ACPI_SAR_TABLE_SIZE; i++) { 670 if ((table[i].type != ACPI_TYPE_INTEGER) || 671 (table[i].integer.value > U8_MAX)) 672 return -EINVAL; 673 674 profile->table[i] = table[i].integer.value; 675 } 676 677 return 0; 678 } 679 680 static int iwl_mvm_sar_get_wrds_table(struct iwl_mvm *mvm) 681 { 682 union acpi_object *wifi_pkg, *table, *data; 683 bool enabled; 684 int ret; 685 686 data = iwl_acpi_get_object(mvm->dev, ACPI_WRDS_METHOD); 687 if (IS_ERR(data)) 688 return PTR_ERR(data); 689 690 wifi_pkg = iwl_acpi_get_wifi_pkg(mvm->dev, data, 691 ACPI_WRDS_WIFI_DATA_SIZE); 692 if (IS_ERR(wifi_pkg)) { 693 ret = PTR_ERR(wifi_pkg); 694 goto out_free; 695 } 696 697 if (wifi_pkg->package.elements[1].type != ACPI_TYPE_INTEGER) { 698 ret = -EINVAL; 699 goto out_free; 700 } 701 702 enabled = !!(wifi_pkg->package.elements[1].integer.value); 703 704 /* position of the actual table */ 705 table = &wifi_pkg->package.elements[2]; 706 707 /* The profile from WRDS is officially profile 1, but goes 708 * into sar_profiles[0] (because we don't have a profile 0). 709 */ 710 ret = iwl_mvm_sar_set_profile(mvm, table, &mvm->sar_profiles[0], 711 enabled); 712 out_free: 713 kfree(data); 714 return ret; 715 } 716 717 static int iwl_mvm_sar_get_ewrd_table(struct iwl_mvm *mvm) 718 { 719 union acpi_object *wifi_pkg, *data; 720 bool enabled; 721 int i, n_profiles, ret; 722 723 data = iwl_acpi_get_object(mvm->dev, ACPI_EWRD_METHOD); 724 if (IS_ERR(data)) 725 return PTR_ERR(data); 726 727 wifi_pkg = iwl_acpi_get_wifi_pkg(mvm->dev, data, 728 ACPI_EWRD_WIFI_DATA_SIZE); 729 if (IS_ERR(wifi_pkg)) { 730 ret = PTR_ERR(wifi_pkg); 731 goto out_free; 732 } 733 734 if ((wifi_pkg->package.elements[1].type != ACPI_TYPE_INTEGER) || 735 (wifi_pkg->package.elements[2].type != ACPI_TYPE_INTEGER)) { 736 ret = -EINVAL; 737 goto out_free; 738 } 739 740 enabled = !!(wifi_pkg->package.elements[1].integer.value); 741 n_profiles = wifi_pkg->package.elements[2].integer.value; 742 743 /* 744 * Check the validity of n_profiles. The EWRD profiles start 745 * from index 1, so the maximum value allowed here is 746 * ACPI_SAR_PROFILES_NUM - 1. 747 */ 748 if (n_profiles <= 0 || n_profiles >= ACPI_SAR_PROFILE_NUM) { 749 ret = -EINVAL; 750 goto out_free; 751 } 752 753 for (i = 0; i < n_profiles; i++) { 754 /* the tables start at element 3 */ 755 static int pos = 3; 756 757 /* The EWRD profiles officially go from 2 to 4, but we 758 * save them in sar_profiles[1-3] (because we don't 759 * have profile 0). So in the array we start from 1. 760 */ 761 ret = iwl_mvm_sar_set_profile(mvm, 762 &wifi_pkg->package.elements[pos], 763 &mvm->sar_profiles[i + 1], 764 enabled); 765 if (ret < 0) 766 break; 767 768 /* go to the next table */ 769 pos += ACPI_SAR_TABLE_SIZE; 770 } 771 772 out_free: 773 kfree(data); 774 return ret; 775 } 776 777 static int iwl_mvm_sar_get_wgds_table(struct iwl_mvm *mvm) 778 { 779 union acpi_object *wifi_pkg, *data; 780 int i, j, ret; 781 int idx = 1; 782 783 data = iwl_acpi_get_object(mvm->dev, ACPI_WGDS_METHOD); 784 if (IS_ERR(data)) 785 return PTR_ERR(data); 786 787 wifi_pkg = iwl_acpi_get_wifi_pkg(mvm->dev, data, 788 ACPI_WGDS_WIFI_DATA_SIZE); 789 if (IS_ERR(wifi_pkg)) { 790 ret = PTR_ERR(wifi_pkg); 791 goto out_free; 792 } 793 794 for (i = 0; i < ACPI_NUM_GEO_PROFILES; i++) { 795 for (j = 0; j < ACPI_GEO_TABLE_SIZE; j++) { 796 union acpi_object *entry; 797 798 entry = &wifi_pkg->package.elements[idx++]; 799 if ((entry->type != ACPI_TYPE_INTEGER) || 800 (entry->integer.value > U8_MAX)) { 801 ret = -EINVAL; 802 goto out_free; 803 } 804 805 mvm->geo_profiles[i].values[j] = entry->integer.value; 806 } 807 } 808 ret = 0; 809 out_free: 810 kfree(data); 811 return ret; 812 } 813 814 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b) 815 { 816 union { 817 struct iwl_dev_tx_power_cmd v5; 818 struct iwl_dev_tx_power_cmd_v4 v4; 819 } cmd; 820 int i, j, idx; 821 int profs[ACPI_SAR_NUM_CHAIN_LIMITS] = { prof_a, prof_b }; 822 int len; 823 824 BUILD_BUG_ON(ACPI_SAR_NUM_CHAIN_LIMITS < 2); 825 BUILD_BUG_ON(ACPI_SAR_NUM_CHAIN_LIMITS * ACPI_SAR_NUM_SUB_BANDS != 826 ACPI_SAR_TABLE_SIZE); 827 828 cmd.v5.v3.set_mode = cpu_to_le32(IWL_TX_POWER_MODE_SET_CHAINS); 829 830 if (fw_has_api(&mvm->fw->ucode_capa, 831 IWL_UCODE_TLV_API_REDUCE_TX_POWER)) 832 len = sizeof(cmd.v5); 833 else if (fw_has_capa(&mvm->fw->ucode_capa, 834 IWL_UCODE_TLV_CAPA_TX_POWER_ACK)) 835 len = sizeof(cmd.v4); 836 else 837 len = sizeof(cmd.v4.v3); 838 839 for (i = 0; i < ACPI_SAR_NUM_CHAIN_LIMITS; i++) { 840 struct iwl_mvm_sar_profile *prof; 841 842 /* don't allow SAR to be disabled (profile 0 means disable) */ 843 if (profs[i] == 0) 844 return -EPERM; 845 846 /* we are off by one, so allow up to ACPI_SAR_PROFILE_NUM */ 847 if (profs[i] > ACPI_SAR_PROFILE_NUM) 848 return -EINVAL; 849 850 /* profiles go from 1 to 4, so decrement to access the array */ 851 prof = &mvm->sar_profiles[profs[i] - 1]; 852 853 /* if the profile is disabled, do nothing */ 854 if (!prof->enabled) { 855 IWL_DEBUG_RADIO(mvm, "SAR profile %d is disabled.\n", 856 profs[i]); 857 /* if one of the profiles is disabled, we fail all */ 858 return -ENOENT; 859 } 860 861 IWL_DEBUG_RADIO(mvm, " Chain[%d]:\n", i); 862 for (j = 0; j < ACPI_SAR_NUM_SUB_BANDS; j++) { 863 idx = (i * ACPI_SAR_NUM_SUB_BANDS) + j; 864 cmd.v5.v3.per_chain_restriction[i][j] = 865 cpu_to_le16(prof->table[idx]); 866 IWL_DEBUG_RADIO(mvm, " Band[%d] = %d * .125dBm\n", 867 j, prof->table[idx]); 868 } 869 } 870 871 IWL_DEBUG_RADIO(mvm, "Sending REDUCE_TX_POWER_CMD per chain\n"); 872 873 return iwl_mvm_send_cmd_pdu(mvm, REDUCE_TX_POWER_CMD, 0, len, &cmd); 874 } 875 876 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm) 877 { 878 struct iwl_geo_tx_power_profiles_resp *resp; 879 int ret; 880 881 struct iwl_geo_tx_power_profiles_cmd geo_cmd = { 882 .ops = cpu_to_le32(IWL_PER_CHAIN_OFFSET_GET_CURRENT_TABLE), 883 }; 884 struct iwl_host_cmd cmd = { 885 .id = WIDE_ID(PHY_OPS_GROUP, GEO_TX_POWER_LIMIT), 886 .len = { sizeof(geo_cmd), }, 887 .flags = CMD_WANT_SKB, 888 .data = { &geo_cmd }, 889 }; 890 891 ret = iwl_mvm_send_cmd(mvm, &cmd); 892 if (ret) { 893 IWL_ERR(mvm, "Failed to get geographic profile info %d\n", ret); 894 return ret; 895 } 896 897 resp = (void *)cmd.resp_pkt->data; 898 ret = le32_to_cpu(resp->profile_idx); 899 if (WARN_ON(ret > ACPI_NUM_GEO_PROFILES)) { 900 ret = -EIO; 901 IWL_WARN(mvm, "Invalid geographic profile idx (%d)\n", ret); 902 } 903 904 iwl_free_resp(&cmd); 905 return ret; 906 } 907 908 static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm) 909 { 910 struct iwl_geo_tx_power_profiles_cmd cmd = { 911 .ops = cpu_to_le32(IWL_PER_CHAIN_OFFSET_SET_TABLES), 912 }; 913 int ret, i, j; 914 u16 cmd_wide_id = WIDE_ID(PHY_OPS_GROUP, GEO_TX_POWER_LIMIT); 915 916 /* 917 * This command is not supported on earlier firmware versions. 918 * Unfortunately, we don't have a TLV API flag to rely on, so 919 * rely on the major version which is in the first byte of 920 * ucode_ver. 921 */ 922 if (IWL_UCODE_SERIAL(mvm->fw->ucode_ver) < 41) 923 return 0; 924 925 ret = iwl_mvm_sar_get_wgds_table(mvm); 926 if (ret < 0) { 927 IWL_DEBUG_RADIO(mvm, 928 "Geo SAR BIOS table invalid or unavailable. (%d)\n", 929 ret); 930 /* we don't fail if the table is not available */ 931 return 0; 932 } 933 934 IWL_DEBUG_RADIO(mvm, "Sending GEO_TX_POWER_LIMIT\n"); 935 936 BUILD_BUG_ON(ACPI_NUM_GEO_PROFILES * ACPI_WGDS_NUM_BANDS * 937 ACPI_WGDS_TABLE_SIZE + 1 != ACPI_WGDS_WIFI_DATA_SIZE); 938 939 BUILD_BUG_ON(ACPI_NUM_GEO_PROFILES > IWL_NUM_GEO_PROFILES); 940 941 for (i = 0; i < ACPI_NUM_GEO_PROFILES; i++) { 942 struct iwl_per_chain_offset *chain = 943 (struct iwl_per_chain_offset *)&cmd.table[i]; 944 945 for (j = 0; j < ACPI_WGDS_NUM_BANDS; j++) { 946 u8 *value; 947 948 value = &mvm->geo_profiles[i].values[j * 949 ACPI_GEO_PER_CHAIN_SIZE]; 950 chain[j].max_tx_power = cpu_to_le16(value[0]); 951 chain[j].chain_a = value[1]; 952 chain[j].chain_b = value[2]; 953 IWL_DEBUG_RADIO(mvm, 954 "SAR geographic profile[%d] Band[%d]: chain A = %d chain B = %d max_tx_power = %d\n", 955 i, j, value[1], value[2], value[0]); 956 } 957 } 958 return iwl_mvm_send_cmd_pdu(mvm, cmd_wide_id, 0, sizeof(cmd), &cmd); 959 } 960 961 #else /* CONFIG_ACPI */ 962 static int iwl_mvm_sar_get_wrds_table(struct iwl_mvm *mvm) 963 { 964 return -ENOENT; 965 } 966 967 static int iwl_mvm_sar_get_ewrd_table(struct iwl_mvm *mvm) 968 { 969 return -ENOENT; 970 } 971 972 static int iwl_mvm_sar_get_wgds_table(struct iwl_mvm *mvm) 973 { 974 return -ENOENT; 975 } 976 977 static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm) 978 { 979 return 0; 980 } 981 982 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, 983 int prof_b) 984 { 985 return -ENOENT; 986 } 987 988 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm) 989 { 990 return -ENOENT; 991 } 992 #endif /* CONFIG_ACPI */ 993 994 void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags) 995 { 996 u32 error_log_size = mvm->fw->ucode_capa.error_log_size; 997 int ret; 998 u32 resp; 999 1000 struct iwl_fw_error_recovery_cmd recovery_cmd = { 1001 .flags = cpu_to_le32(flags), 1002 .buf_size = 0, 1003 }; 1004 struct iwl_host_cmd host_cmd = { 1005 .id = WIDE_ID(SYSTEM_GROUP, FW_ERROR_RECOVERY_CMD), 1006 .flags = CMD_WANT_SKB, 1007 .data = {&recovery_cmd, }, 1008 .len = {sizeof(recovery_cmd), }, 1009 }; 1010 1011 /* no error log was defined in TLV */ 1012 if (!error_log_size) 1013 return; 1014 1015 if (flags & ERROR_RECOVERY_UPDATE_DB) { 1016 /* no buf was allocated while HW reset */ 1017 if (!mvm->error_recovery_buf) 1018 return; 1019 1020 host_cmd.data[1] = mvm->error_recovery_buf; 1021 host_cmd.len[1] = error_log_size; 1022 host_cmd.dataflags[1] = IWL_HCMD_DFL_NOCOPY; 1023 recovery_cmd.buf_size = cpu_to_le32(error_log_size); 1024 } 1025 1026 ret = iwl_mvm_send_cmd(mvm, &host_cmd); 1027 kfree(mvm->error_recovery_buf); 1028 mvm->error_recovery_buf = NULL; 1029 1030 if (ret) { 1031 IWL_ERR(mvm, "Failed to send recovery cmd %d\n", ret); 1032 return; 1033 } 1034 1035 /* skb respond is only relevant in ERROR_RECOVERY_UPDATE_DB */ 1036 if (flags & ERROR_RECOVERY_UPDATE_DB) { 1037 resp = le32_to_cpu(*(__le32 *)host_cmd.resp_pkt->data); 1038 if (resp) 1039 IWL_ERR(mvm, 1040 "Failed to send recovery cmd blob was invalid %d\n", 1041 resp); 1042 } 1043 } 1044 1045 static int iwl_mvm_sar_init(struct iwl_mvm *mvm) 1046 { 1047 int ret; 1048 1049 ret = iwl_mvm_sar_get_wrds_table(mvm); 1050 if (ret < 0) { 1051 IWL_DEBUG_RADIO(mvm, 1052 "WRDS SAR BIOS table invalid or unavailable. (%d)\n", 1053 ret); 1054 /* 1055 * If not available, don't fail and don't bother with EWRD. 1056 * Return 1 to tell that we can't use WGDS either. 1057 */ 1058 return 1; 1059 } 1060 1061 ret = iwl_mvm_sar_get_ewrd_table(mvm); 1062 /* if EWRD is not available, we can still use WRDS, so don't fail */ 1063 if (ret < 0) 1064 IWL_DEBUG_RADIO(mvm, 1065 "EWRD SAR BIOS table invalid or unavailable. (%d)\n", 1066 ret); 1067 1068 /* choose profile 1 (WRDS) as default for both chains */ 1069 ret = iwl_mvm_sar_select_profile(mvm, 1, 1); 1070 1071 /* 1072 * If we don't have profile 0 from BIOS, just skip it. This 1073 * means that SAR Geo will not be enabled either, even if we 1074 * have other valid profiles. 1075 */ 1076 if (ret == -ENOENT) 1077 return 1; 1078 1079 return ret; 1080 } 1081 1082 static int iwl_mvm_load_rt_fw(struct iwl_mvm *mvm) 1083 { 1084 int ret; 1085 1086 if (iwl_mvm_has_unified_ucode(mvm)) 1087 return iwl_run_unified_mvm_ucode(mvm, false); 1088 1089 ret = iwl_run_init_mvm_ucode(mvm, false); 1090 1091 if (ret) { 1092 IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", ret); 1093 1094 if (iwlmvm_mod_params.init_dbg) 1095 return 0; 1096 return ret; 1097 } 1098 1099 /* 1100 * Stop and start the transport without entering low power 1101 * mode. This will save the state of other components on the 1102 * device that are triggered by the INIT firwmare (MFUART). 1103 */ 1104 _iwl_trans_stop_device(mvm->trans, false); 1105 ret = _iwl_trans_start_hw(mvm->trans, false); 1106 if (ret) 1107 return ret; 1108 1109 iwl_fw_dbg_apply_point(&mvm->fwrt, IWL_FW_INI_APPLY_EARLY); 1110 1111 ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR); 1112 if (ret) 1113 return ret; 1114 1115 iwl_fw_dbg_apply_point(&mvm->fwrt, IWL_FW_INI_APPLY_AFTER_ALIVE); 1116 1117 return iwl_init_paging(&mvm->fwrt, mvm->fwrt.cur_fw_img); 1118 } 1119 1120 int iwl_mvm_up(struct iwl_mvm *mvm) 1121 { 1122 int ret, i; 1123 struct ieee80211_channel *chan; 1124 struct cfg80211_chan_def chandef; 1125 1126 lockdep_assert_held(&mvm->mutex); 1127 1128 ret = iwl_trans_start_hw(mvm->trans); 1129 if (ret) 1130 return ret; 1131 1132 ret = iwl_mvm_load_rt_fw(mvm); 1133 if (ret) { 1134 IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret); 1135 if (ret != -ERFKILL) 1136 iwl_fw_dbg_error_collect(&mvm->fwrt, 1137 FW_DBG_TRIGGER_DRIVER); 1138 goto error; 1139 } 1140 1141 iwl_get_shared_mem_conf(&mvm->fwrt); 1142 1143 ret = iwl_mvm_sf_update(mvm, NULL, false); 1144 if (ret) 1145 IWL_ERR(mvm, "Failed to initialize Smart Fifo\n"); 1146 1147 if (!mvm->trans->ini_valid) { 1148 mvm->fwrt.dump.conf = FW_DBG_INVALID; 1149 /* if we have a destination, assume EARLY START */ 1150 if (mvm->fw->dbg.dest_tlv) 1151 mvm->fwrt.dump.conf = FW_DBG_START_FROM_ALIVE; 1152 iwl_fw_start_dbg_conf(&mvm->fwrt, FW_DBG_START_FROM_ALIVE); 1153 } 1154 1155 ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm)); 1156 if (ret) 1157 goto error; 1158 1159 if (!iwl_mvm_has_unified_ucode(mvm)) { 1160 /* Send phy db control command and then phy db calibration */ 1161 ret = iwl_send_phy_db_data(mvm->phy_db); 1162 if (ret) 1163 goto error; 1164 1165 ret = iwl_send_phy_cfg_cmd(mvm); 1166 if (ret) 1167 goto error; 1168 } 1169 1170 ret = iwl_mvm_send_bt_init_conf(mvm); 1171 if (ret) 1172 goto error; 1173 1174 /* Init RSS configuration */ 1175 if (mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000) { 1176 ret = iwl_configure_rxq(mvm); 1177 if (ret) { 1178 IWL_ERR(mvm, "Failed to configure RX queues: %d\n", 1179 ret); 1180 goto error; 1181 } 1182 } 1183 1184 if (iwl_mvm_has_new_rx_api(mvm)) { 1185 ret = iwl_send_rss_cfg_cmd(mvm); 1186 if (ret) { 1187 IWL_ERR(mvm, "Failed to configure RSS queues: %d\n", 1188 ret); 1189 goto error; 1190 } 1191 } 1192 1193 /* init the fw <-> mac80211 STA mapping */ 1194 for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++) 1195 RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL); 1196 1197 mvm->tdls_cs.peer.sta_id = IWL_MVM_INVALID_STA; 1198 1199 /* reset quota debouncing buffer - 0xff will yield invalid data */ 1200 memset(&mvm->last_quota_cmd, 0xff, sizeof(mvm->last_quota_cmd)); 1201 1202 ret = iwl_mvm_send_dqa_cmd(mvm); 1203 if (ret) 1204 goto error; 1205 1206 /* Add auxiliary station for scanning */ 1207 ret = iwl_mvm_add_aux_sta(mvm); 1208 if (ret) 1209 goto error; 1210 1211 /* Add all the PHY contexts */ 1212 chan = &mvm->hw->wiphy->bands[NL80211_BAND_2GHZ]->channels[0]; 1213 cfg80211_chandef_create(&chandef, chan, NL80211_CHAN_NO_HT); 1214 for (i = 0; i < NUM_PHY_CTX; i++) { 1215 /* 1216 * The channel used here isn't relevant as it's 1217 * going to be overwritten in the other flows. 1218 * For now use the first channel we have. 1219 */ 1220 ret = iwl_mvm_phy_ctxt_add(mvm, &mvm->phy_ctxts[i], 1221 &chandef, 1, 1); 1222 if (ret) 1223 goto error; 1224 } 1225 1226 #ifdef CONFIG_THERMAL 1227 if (iwl_mvm_is_tt_in_fw(mvm)) { 1228 /* in order to give the responsibility of ct-kill and 1229 * TX backoff to FW we need to send empty temperature reporting 1230 * cmd during init time 1231 */ 1232 iwl_mvm_send_temp_report_ths_cmd(mvm); 1233 } else { 1234 /* Initialize tx backoffs to the minimal possible */ 1235 iwl_mvm_tt_tx_backoff(mvm, 0); 1236 } 1237 1238 /* TODO: read the budget from BIOS / Platform NVM */ 1239 1240 /* 1241 * In case there is no budget from BIOS / Platform NVM the default 1242 * budget should be 2000mW (cooling state 0). 1243 */ 1244 if (iwl_mvm_is_ctdp_supported(mvm)) { 1245 ret = iwl_mvm_ctdp_command(mvm, CTDP_CMD_OPERATION_START, 1246 mvm->cooling_dev.cur_state); 1247 if (ret) 1248 goto error; 1249 } 1250 #else 1251 /* Initialize tx backoffs to the minimal possible */ 1252 iwl_mvm_tt_tx_backoff(mvm, 0); 1253 #endif 1254 1255 WARN_ON(iwl_mvm_config_ltr(mvm)); 1256 1257 ret = iwl_mvm_power_update_device(mvm); 1258 if (ret) 1259 goto error; 1260 1261 /* 1262 * RTNL is not taken during Ct-kill, but we don't need to scan/Tx 1263 * anyway, so don't init MCC. 1264 */ 1265 if (!test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status)) { 1266 ret = iwl_mvm_init_mcc(mvm); 1267 if (ret) 1268 goto error; 1269 } 1270 1271 if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_UMAC_SCAN)) { 1272 mvm->scan_type = IWL_SCAN_TYPE_NOT_SET; 1273 mvm->hb_scan_type = IWL_SCAN_TYPE_NOT_SET; 1274 ret = iwl_mvm_config_scan(mvm); 1275 if (ret) 1276 goto error; 1277 } 1278 1279 /* allow FW/transport low power modes if not during restart */ 1280 if (!test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) 1281 iwl_mvm_unref(mvm, IWL_MVM_REF_UCODE_DOWN); 1282 1283 if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) 1284 iwl_mvm_send_recovery_cmd(mvm, ERROR_RECOVERY_UPDATE_DB); 1285 1286 if (iwl_acpi_get_eckv(mvm->dev, &mvm->ext_clock_valid)) 1287 IWL_DEBUG_INFO(mvm, "ECKV table doesn't exist in BIOS\n"); 1288 1289 ret = iwl_mvm_sar_init(mvm); 1290 if (ret == 0) { 1291 ret = iwl_mvm_sar_geo_init(mvm); 1292 } else if (ret > 0 && !iwl_mvm_sar_get_wgds_table(mvm)) { 1293 /* 1294 * If basic SAR is not available, we check for WGDS, 1295 * which should *not* be available either. If it is 1296 * available, issue an error, because we can't use SAR 1297 * Geo without basic SAR. 1298 */ 1299 IWL_ERR(mvm, "BIOS contains WGDS but no WRDS\n"); 1300 } 1301 1302 if (ret < 0) 1303 goto error; 1304 1305 iwl_mvm_leds_sync(mvm); 1306 1307 IWL_DEBUG_INFO(mvm, "RT uCode started.\n"); 1308 return 0; 1309 error: 1310 if (!iwlmvm_mod_params.init_dbg || !ret) 1311 iwl_mvm_stop_device(mvm); 1312 return ret; 1313 } 1314 1315 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm) 1316 { 1317 int ret, i; 1318 1319 lockdep_assert_held(&mvm->mutex); 1320 1321 ret = iwl_trans_start_hw(mvm->trans); 1322 if (ret) 1323 return ret; 1324 1325 ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_WOWLAN); 1326 if (ret) { 1327 IWL_ERR(mvm, "Failed to start WoWLAN firmware: %d\n", ret); 1328 goto error; 1329 } 1330 1331 ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm)); 1332 if (ret) 1333 goto error; 1334 1335 /* Send phy db control command and then phy db calibration*/ 1336 ret = iwl_send_phy_db_data(mvm->phy_db); 1337 if (ret) 1338 goto error; 1339 1340 ret = iwl_send_phy_cfg_cmd(mvm); 1341 if (ret) 1342 goto error; 1343 1344 /* init the fw <-> mac80211 STA mapping */ 1345 for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++) 1346 RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL); 1347 1348 /* Add auxiliary station for scanning */ 1349 ret = iwl_mvm_add_aux_sta(mvm); 1350 if (ret) 1351 goto error; 1352 1353 return 0; 1354 error: 1355 iwl_mvm_stop_device(mvm); 1356 return ret; 1357 } 1358 1359 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm, 1360 struct iwl_rx_cmd_buffer *rxb) 1361 { 1362 struct iwl_rx_packet *pkt = rxb_addr(rxb); 1363 struct iwl_card_state_notif *card_state_notif = (void *)pkt->data; 1364 u32 flags = le32_to_cpu(card_state_notif->flags); 1365 1366 IWL_DEBUG_RF_KILL(mvm, "Card state received: HW:%s SW:%s CT:%s\n", 1367 (flags & HW_CARD_DISABLED) ? "Kill" : "On", 1368 (flags & SW_CARD_DISABLED) ? "Kill" : "On", 1369 (flags & CT_KILL_CARD_DISABLED) ? 1370 "Reached" : "Not reached"); 1371 } 1372 1373 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm, 1374 struct iwl_rx_cmd_buffer *rxb) 1375 { 1376 struct iwl_rx_packet *pkt = rxb_addr(rxb); 1377 struct iwl_mfuart_load_notif *mfuart_notif = (void *)pkt->data; 1378 1379 IWL_DEBUG_INFO(mvm, 1380 "MFUART: installed ver: 0x%08x, external ver: 0x%08x, status: 0x%08x, duration: 0x%08x\n", 1381 le32_to_cpu(mfuart_notif->installed_ver), 1382 le32_to_cpu(mfuart_notif->external_ver), 1383 le32_to_cpu(mfuart_notif->status), 1384 le32_to_cpu(mfuart_notif->duration)); 1385 1386 if (iwl_rx_packet_payload_len(pkt) == sizeof(*mfuart_notif)) 1387 IWL_DEBUG_INFO(mvm, 1388 "MFUART: image size: 0x%08x\n", 1389 le32_to_cpu(mfuart_notif->image_size)); 1390 } 1391