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 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 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 = IWL_RSS_HASH_TYPE_IPV4_TCP | 109 IWL_RSS_HASH_TYPE_IPV4_UDP | 110 IWL_RSS_HASH_TYPE_IPV4_PAYLOAD | 111 IWL_RSS_HASH_TYPE_IPV6_TCP | 112 IWL_RSS_HASH_TYPE_IPV6_UDP | 113 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; 131 struct iwl_rfh_queue_config *cmd; 132 133 /* Do not configure default queue, it is configured via context info */ 134 num_queues = mvm->trans->num_rx_queues - 1; 135 136 size = sizeof(*cmd) + num_queues * sizeof(struct iwl_rfh_queue_data); 137 138 cmd = kzalloc(size, GFP_KERNEL); 139 if (!cmd) 140 return -ENOMEM; 141 142 cmd->num_queues = num_queues; 143 144 for (i = 0; i < num_queues; i++) { 145 struct iwl_trans_rxq_dma_data data; 146 147 cmd->data[i].q_num = i + 1; 148 iwl_trans_get_rxq_dma_data(mvm->trans, i + 1, &data); 149 150 cmd->data[i].fr_bd_cb = cpu_to_le64(data.fr_bd_cb); 151 cmd->data[i].urbd_stts_wrptr = 152 cpu_to_le64(data.urbd_stts_wrptr); 153 cmd->data[i].ur_bd_cb = cpu_to_le64(data.ur_bd_cb); 154 cmd->data[i].fr_bd_wid = cpu_to_le32(data.fr_bd_wid); 155 } 156 157 return iwl_mvm_send_cmd_pdu(mvm, 158 WIDE_ID(DATA_PATH_GROUP, 159 RFH_QUEUE_CONFIG_CMD), 160 0, size, cmd); 161 } 162 163 static int iwl_mvm_send_dqa_cmd(struct iwl_mvm *mvm) 164 { 165 struct iwl_dqa_enable_cmd dqa_cmd = { 166 .cmd_queue = cpu_to_le32(IWL_MVM_DQA_CMD_QUEUE), 167 }; 168 u32 cmd_id = iwl_cmd_id(DQA_ENABLE_CMD, DATA_PATH_GROUP, 0); 169 int ret; 170 171 ret = iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, sizeof(dqa_cmd), &dqa_cmd); 172 if (ret) 173 IWL_ERR(mvm, "Failed to send DQA enabling command: %d\n", ret); 174 else 175 IWL_DEBUG_FW(mvm, "Working in DQA mode\n"); 176 177 return ret; 178 } 179 180 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm, 181 struct iwl_rx_cmd_buffer *rxb) 182 { 183 struct iwl_rx_packet *pkt = rxb_addr(rxb); 184 struct iwl_mfu_assert_dump_notif *mfu_dump_notif = (void *)pkt->data; 185 __le32 *dump_data = mfu_dump_notif->data; 186 int n_words = le32_to_cpu(mfu_dump_notif->data_size) / sizeof(__le32); 187 int i; 188 189 if (mfu_dump_notif->index_num == 0) 190 IWL_INFO(mvm, "MFUART assert id 0x%x occurred\n", 191 le32_to_cpu(mfu_dump_notif->assert_id)); 192 193 for (i = 0; i < n_words; i++) 194 IWL_DEBUG_INFO(mvm, 195 "MFUART assert dump, dword %u: 0x%08x\n", 196 le16_to_cpu(mfu_dump_notif->index_num) * 197 n_words + i, 198 le32_to_cpu(dump_data[i])); 199 } 200 201 static bool iwl_alive_fn(struct iwl_notif_wait_data *notif_wait, 202 struct iwl_rx_packet *pkt, void *data) 203 { 204 struct iwl_mvm *mvm = 205 container_of(notif_wait, struct iwl_mvm, notif_wait); 206 struct iwl_mvm_alive_data *alive_data = data; 207 struct mvm_alive_resp_v3 *palive3; 208 struct mvm_alive_resp *palive; 209 struct iwl_umac_alive *umac; 210 struct iwl_lmac_alive *lmac1; 211 struct iwl_lmac_alive *lmac2 = NULL; 212 u16 status; 213 u32 umac_error_event_table; 214 215 if (iwl_rx_packet_payload_len(pkt) == sizeof(*palive)) { 216 palive = (void *)pkt->data; 217 umac = &palive->umac_data; 218 lmac1 = &palive->lmac_data[0]; 219 lmac2 = &palive->lmac_data[1]; 220 status = le16_to_cpu(palive->status); 221 } else { 222 palive3 = (void *)pkt->data; 223 umac = &palive3->umac_data; 224 lmac1 = &palive3->lmac_data; 225 status = le16_to_cpu(palive3->status); 226 } 227 228 mvm->error_event_table[0] = le32_to_cpu(lmac1->error_event_table_ptr); 229 if (lmac2) 230 mvm->error_event_table[1] = 231 le32_to_cpu(lmac2->error_event_table_ptr); 232 mvm->log_event_table = le32_to_cpu(lmac1->log_event_table_ptr); 233 234 umac_error_event_table = le32_to_cpu(umac->error_info_addr); 235 236 if (!umac_error_event_table) { 237 mvm->support_umac_log = false; 238 } else if (umac_error_event_table >= 239 mvm->trans->cfg->min_umac_error_event_table) { 240 mvm->support_umac_log = true; 241 mvm->umac_error_event_table = umac_error_event_table; 242 } else { 243 IWL_ERR(mvm, 244 "Not valid error log pointer 0x%08X for %s uCode\n", 245 mvm->umac_error_event_table, 246 (mvm->fwrt.cur_fw_img == IWL_UCODE_INIT) ? 247 "Init" : "RT"); 248 mvm->support_umac_log = false; 249 } 250 251 alive_data->scd_base_addr = le32_to_cpu(lmac1->scd_base_ptr); 252 alive_data->valid = status == IWL_ALIVE_STATUS_OK; 253 254 IWL_DEBUG_FW(mvm, 255 "Alive ucode status 0x%04x revision 0x%01X 0x%01X\n", 256 status, lmac1->ver_type, lmac1->ver_subtype); 257 258 if (lmac2) 259 IWL_DEBUG_FW(mvm, "Alive ucode CDB\n"); 260 261 IWL_DEBUG_FW(mvm, 262 "UMAC version: Major - 0x%x, Minor - 0x%x\n", 263 le32_to_cpu(umac->umac_major), 264 le32_to_cpu(umac->umac_minor)); 265 266 return true; 267 } 268 269 static bool iwl_wait_init_complete(struct iwl_notif_wait_data *notif_wait, 270 struct iwl_rx_packet *pkt, void *data) 271 { 272 WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF); 273 274 return true; 275 } 276 277 static bool iwl_wait_phy_db_entry(struct iwl_notif_wait_data *notif_wait, 278 struct iwl_rx_packet *pkt, void *data) 279 { 280 struct iwl_phy_db *phy_db = data; 281 282 if (pkt->hdr.cmd != CALIB_RES_NOTIF_PHY_DB) { 283 WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF); 284 return true; 285 } 286 287 WARN_ON(iwl_phy_db_set_section(phy_db, pkt)); 288 289 return false; 290 } 291 292 static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm, 293 enum iwl_ucode_type ucode_type) 294 { 295 struct iwl_notification_wait alive_wait; 296 struct iwl_mvm_alive_data alive_data; 297 const struct fw_img *fw; 298 int ret, i; 299 enum iwl_ucode_type old_type = mvm->fwrt.cur_fw_img; 300 static const u16 alive_cmd[] = { MVM_ALIVE }; 301 302 set_bit(IWL_FWRT_STATUS_WAIT_ALIVE, &mvm->fwrt.status); 303 if (ucode_type == IWL_UCODE_REGULAR && 304 iwl_fw_dbg_conf_usniffer(mvm->fw, FW_DBG_START_FROM_ALIVE) && 305 !(fw_has_capa(&mvm->fw->ucode_capa, 306 IWL_UCODE_TLV_CAPA_USNIFFER_UNIFIED))) 307 fw = iwl_get_ucode_image(mvm->fw, IWL_UCODE_REGULAR_USNIFFER); 308 else 309 fw = iwl_get_ucode_image(mvm->fw, ucode_type); 310 if (WARN_ON(!fw)) 311 return -EINVAL; 312 iwl_fw_set_current_image(&mvm->fwrt, ucode_type); 313 clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status); 314 315 iwl_init_notification_wait(&mvm->notif_wait, &alive_wait, 316 alive_cmd, ARRAY_SIZE(alive_cmd), 317 iwl_alive_fn, &alive_data); 318 319 ret = iwl_trans_start_fw(mvm->trans, fw, ucode_type == IWL_UCODE_INIT); 320 if (ret) { 321 iwl_fw_set_current_image(&mvm->fwrt, old_type); 322 iwl_remove_notification(&mvm->notif_wait, &alive_wait); 323 return ret; 324 } 325 326 /* 327 * Some things may run in the background now, but we 328 * just wait for the ALIVE notification here. 329 */ 330 ret = iwl_wait_notification(&mvm->notif_wait, &alive_wait, 331 MVM_UCODE_ALIVE_TIMEOUT); 332 if (ret) { 333 struct iwl_trans *trans = mvm->trans; 334 335 if (trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000) 336 IWL_ERR(mvm, 337 "SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n", 338 iwl_read_prph(trans, UMAG_SB_CPU_1_STATUS), 339 iwl_read_prph(trans, UMAG_SB_CPU_2_STATUS)); 340 else if (trans->cfg->device_family >= IWL_DEVICE_FAMILY_8000) 341 IWL_ERR(mvm, 342 "SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n", 343 iwl_read_prph(trans, SB_CPU_1_STATUS), 344 iwl_read_prph(trans, SB_CPU_2_STATUS)); 345 iwl_fw_set_current_image(&mvm->fwrt, old_type); 346 return ret; 347 } 348 349 if (!alive_data.valid) { 350 IWL_ERR(mvm, "Loaded ucode is not valid!\n"); 351 iwl_fw_set_current_image(&mvm->fwrt, old_type); 352 return -EIO; 353 } 354 355 iwl_trans_fw_alive(mvm->trans, alive_data.scd_base_addr); 356 357 /* 358 * Note: all the queues are enabled as part of the interface 359 * initialization, but in firmware restart scenarios they 360 * could be stopped, so wake them up. In firmware restart, 361 * mac80211 will have the queues stopped as well until the 362 * reconfiguration completes. During normal startup, they 363 * will be empty. 364 */ 365 366 memset(&mvm->queue_info, 0, sizeof(mvm->queue_info)); 367 /* 368 * Set a 'fake' TID for the command queue, since we use the 369 * hweight() of the tid_bitmap as a refcount now. Not that 370 * we ever even consider the command queue as one we might 371 * want to reuse, but be safe nevertheless. 372 */ 373 mvm->queue_info[IWL_MVM_DQA_CMD_QUEUE].tid_bitmap = 374 BIT(IWL_MAX_TID_COUNT + 2); 375 376 for (i = 0; i < IEEE80211_MAX_QUEUES; i++) 377 atomic_set(&mvm->mac80211_queue_stop_count[i], 0); 378 379 set_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status); 380 clear_bit(IWL_FWRT_STATUS_WAIT_ALIVE, &mvm->fwrt.status); 381 382 return 0; 383 } 384 385 static int iwl_run_unified_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm) 386 { 387 struct iwl_notification_wait init_wait; 388 struct iwl_nvm_access_complete_cmd nvm_complete = {}; 389 struct iwl_init_extended_cfg_cmd init_cfg = { 390 .init_flags = cpu_to_le32(BIT(IWL_INIT_NVM)), 391 }; 392 static const u16 init_complete[] = { 393 INIT_COMPLETE_NOTIF, 394 }; 395 int ret; 396 397 lockdep_assert_held(&mvm->mutex); 398 399 iwl_init_notification_wait(&mvm->notif_wait, 400 &init_wait, 401 init_complete, 402 ARRAY_SIZE(init_complete), 403 iwl_wait_init_complete, 404 NULL); 405 406 /* Will also start the device */ 407 ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR); 408 if (ret) { 409 IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret); 410 goto error; 411 } 412 413 /* Send init config command to mark that we are sending NVM access 414 * commands 415 */ 416 ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(SYSTEM_GROUP, 417 INIT_EXTENDED_CFG_CMD), 0, 418 sizeof(init_cfg), &init_cfg); 419 if (ret) { 420 IWL_ERR(mvm, "Failed to run init config command: %d\n", 421 ret); 422 goto error; 423 } 424 425 /* Load NVM to NIC if needed */ 426 if (mvm->nvm_file_name) { 427 iwl_read_external_nvm(mvm->trans, mvm->nvm_file_name, 428 mvm->nvm_sections); 429 iwl_mvm_load_nvm_to_nic(mvm); 430 } 431 432 if (IWL_MVM_PARSE_NVM && read_nvm) { 433 ret = iwl_nvm_init(mvm); 434 if (ret) { 435 IWL_ERR(mvm, "Failed to read NVM: %d\n", ret); 436 goto error; 437 } 438 } 439 440 ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(REGULATORY_AND_NVM_GROUP, 441 NVM_ACCESS_COMPLETE), 0, 442 sizeof(nvm_complete), &nvm_complete); 443 if (ret) { 444 IWL_ERR(mvm, "Failed to run complete NVM access: %d\n", 445 ret); 446 goto error; 447 } 448 449 /* We wait for the INIT complete notification */ 450 ret = iwl_wait_notification(&mvm->notif_wait, &init_wait, 451 MVM_UCODE_ALIVE_TIMEOUT); 452 if (ret) 453 return ret; 454 455 /* Read the NVM only at driver load time, no need to do this twice */ 456 if (!IWL_MVM_PARSE_NVM && read_nvm) { 457 mvm->nvm_data = iwl_get_nvm(mvm->trans, mvm->fw); 458 if (IS_ERR(mvm->nvm_data)) { 459 ret = PTR_ERR(mvm->nvm_data); 460 mvm->nvm_data = NULL; 461 IWL_ERR(mvm, "Failed to read NVM: %d\n", ret); 462 return ret; 463 } 464 } 465 466 return 0; 467 468 error: 469 iwl_remove_notification(&mvm->notif_wait, &init_wait); 470 return ret; 471 } 472 473 static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm) 474 { 475 struct iwl_phy_cfg_cmd phy_cfg_cmd; 476 enum iwl_ucode_type ucode_type = mvm->fwrt.cur_fw_img; 477 478 /* Set parameters */ 479 phy_cfg_cmd.phy_cfg = cpu_to_le32(iwl_mvm_get_phy_config(mvm)); 480 481 /* set flags extra PHY configuration flags from the device's cfg */ 482 phy_cfg_cmd.phy_cfg |= cpu_to_le32(mvm->cfg->extra_phy_cfg_flags); 483 484 phy_cfg_cmd.calib_control.event_trigger = 485 mvm->fw->default_calib[ucode_type].event_trigger; 486 phy_cfg_cmd.calib_control.flow_trigger = 487 mvm->fw->default_calib[ucode_type].flow_trigger; 488 489 IWL_DEBUG_INFO(mvm, "Sending Phy CFG command: 0x%x\n", 490 phy_cfg_cmd.phy_cfg); 491 492 return iwl_mvm_send_cmd_pdu(mvm, PHY_CONFIGURATION_CMD, 0, 493 sizeof(phy_cfg_cmd), &phy_cfg_cmd); 494 } 495 496 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm) 497 { 498 struct iwl_notification_wait calib_wait; 499 static const u16 init_complete[] = { 500 INIT_COMPLETE_NOTIF, 501 CALIB_RES_NOTIF_PHY_DB 502 }; 503 int ret; 504 505 if (iwl_mvm_has_unified_ucode(mvm)) 506 return iwl_run_unified_mvm_ucode(mvm, true); 507 508 lockdep_assert_held(&mvm->mutex); 509 510 if (WARN_ON_ONCE(mvm->calibrating)) 511 return 0; 512 513 iwl_init_notification_wait(&mvm->notif_wait, 514 &calib_wait, 515 init_complete, 516 ARRAY_SIZE(init_complete), 517 iwl_wait_phy_db_entry, 518 mvm->phy_db); 519 520 /* Will also start the device */ 521 ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_INIT); 522 if (ret) { 523 IWL_ERR(mvm, "Failed to start INIT ucode: %d\n", ret); 524 goto remove_notif; 525 } 526 527 if (mvm->cfg->device_family < IWL_DEVICE_FAMILY_8000) { 528 ret = iwl_mvm_send_bt_init_conf(mvm); 529 if (ret) 530 goto remove_notif; 531 } 532 533 /* Read the NVM only at driver load time, no need to do this twice */ 534 if (read_nvm) { 535 ret = iwl_nvm_init(mvm); 536 if (ret) { 537 IWL_ERR(mvm, "Failed to read NVM: %d\n", ret); 538 goto remove_notif; 539 } 540 } 541 542 /* In case we read the NVM from external file, load it to the NIC */ 543 if (mvm->nvm_file_name) 544 iwl_mvm_load_nvm_to_nic(mvm); 545 546 WARN_ON(iwl_nvm_check_version(mvm->nvm_data, mvm->trans)); 547 548 /* 549 * abort after reading the nvm in case RF Kill is on, we will complete 550 * the init seq later when RF kill will switch to off 551 */ 552 if (iwl_mvm_is_radio_hw_killed(mvm)) { 553 IWL_DEBUG_RF_KILL(mvm, 554 "jump over all phy activities due to RF kill\n"); 555 goto remove_notif; 556 } 557 558 mvm->calibrating = true; 559 560 /* Send TX valid antennas before triggering calibrations */ 561 ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm)); 562 if (ret) 563 goto remove_notif; 564 565 ret = iwl_send_phy_cfg_cmd(mvm); 566 if (ret) { 567 IWL_ERR(mvm, "Failed to run INIT calibrations: %d\n", 568 ret); 569 goto remove_notif; 570 } 571 572 /* 573 * Some things may run in the background now, but we 574 * just wait for the calibration complete notification. 575 */ 576 ret = iwl_wait_notification(&mvm->notif_wait, &calib_wait, 577 MVM_UCODE_CALIB_TIMEOUT); 578 if (!ret) 579 goto out; 580 581 if (iwl_mvm_is_radio_hw_killed(mvm)) { 582 IWL_DEBUG_RF_KILL(mvm, "RFKILL while calibrating.\n"); 583 ret = 0; 584 } else { 585 IWL_ERR(mvm, "Failed to run INIT calibrations: %d\n", 586 ret); 587 } 588 589 goto out; 590 591 remove_notif: 592 iwl_remove_notification(&mvm->notif_wait, &calib_wait); 593 out: 594 mvm->calibrating = false; 595 if (iwlmvm_mod_params.init_dbg && !mvm->nvm_data) { 596 /* we want to debug INIT and we have no NVM - fake */ 597 mvm->nvm_data = kzalloc(sizeof(struct iwl_nvm_data) + 598 sizeof(struct ieee80211_channel) + 599 sizeof(struct ieee80211_rate), 600 GFP_KERNEL); 601 if (!mvm->nvm_data) 602 return -ENOMEM; 603 mvm->nvm_data->bands[0].channels = mvm->nvm_data->channels; 604 mvm->nvm_data->bands[0].n_channels = 1; 605 mvm->nvm_data->bands[0].n_bitrates = 1; 606 mvm->nvm_data->bands[0].bitrates = 607 (void *)mvm->nvm_data->channels + 1; 608 mvm->nvm_data->bands[0].bitrates->hw_value = 10; 609 } 610 611 return ret; 612 } 613 614 static int iwl_mvm_config_ltr(struct iwl_mvm *mvm) 615 { 616 struct iwl_ltr_config_cmd cmd = { 617 .flags = cpu_to_le32(LTR_CFG_FLAG_FEATURE_ENABLE), 618 }; 619 620 if (!mvm->trans->ltr_enabled) 621 return 0; 622 623 return iwl_mvm_send_cmd_pdu(mvm, LTR_CONFIG, 0, 624 sizeof(cmd), &cmd); 625 } 626 627 #ifdef CONFIG_ACPI 628 static int iwl_mvm_sar_set_profile(struct iwl_mvm *mvm, 629 union acpi_object *table, 630 struct iwl_mvm_sar_profile *profile, 631 bool enabled) 632 { 633 int i; 634 635 profile->enabled = enabled; 636 637 for (i = 0; i < ACPI_SAR_TABLE_SIZE; i++) { 638 if ((table[i].type != ACPI_TYPE_INTEGER) || 639 (table[i].integer.value > U8_MAX)) 640 return -EINVAL; 641 642 profile->table[i] = table[i].integer.value; 643 } 644 645 return 0; 646 } 647 648 static int iwl_mvm_sar_get_wrds_table(struct iwl_mvm *mvm) 649 { 650 union acpi_object *wifi_pkg, *table, *data; 651 bool enabled; 652 int ret; 653 654 data = iwl_acpi_get_object(mvm->dev, ACPI_WRDS_METHOD); 655 if (IS_ERR(data)) 656 return PTR_ERR(data); 657 658 wifi_pkg = iwl_acpi_get_wifi_pkg(mvm->dev, data, 659 ACPI_WRDS_WIFI_DATA_SIZE); 660 if (IS_ERR(wifi_pkg)) { 661 ret = PTR_ERR(wifi_pkg); 662 goto out_free; 663 } 664 665 if (wifi_pkg->package.elements[1].type != ACPI_TYPE_INTEGER) { 666 ret = -EINVAL; 667 goto out_free; 668 } 669 670 enabled = !!(wifi_pkg->package.elements[1].integer.value); 671 672 /* position of the actual table */ 673 table = &wifi_pkg->package.elements[2]; 674 675 /* The profile from WRDS is officially profile 1, but goes 676 * into sar_profiles[0] (because we don't have a profile 0). 677 */ 678 ret = iwl_mvm_sar_set_profile(mvm, table, &mvm->sar_profiles[0], 679 enabled); 680 out_free: 681 kfree(data); 682 return ret; 683 } 684 685 static int iwl_mvm_sar_get_ewrd_table(struct iwl_mvm *mvm) 686 { 687 union acpi_object *wifi_pkg, *data; 688 bool enabled; 689 int i, n_profiles, ret; 690 691 data = iwl_acpi_get_object(mvm->dev, ACPI_EWRD_METHOD); 692 if (IS_ERR(data)) 693 return PTR_ERR(data); 694 695 wifi_pkg = iwl_acpi_get_wifi_pkg(mvm->dev, data, 696 ACPI_EWRD_WIFI_DATA_SIZE); 697 if (IS_ERR(wifi_pkg)) { 698 ret = PTR_ERR(wifi_pkg); 699 goto out_free; 700 } 701 702 if ((wifi_pkg->package.elements[1].type != ACPI_TYPE_INTEGER) || 703 (wifi_pkg->package.elements[2].type != ACPI_TYPE_INTEGER)) { 704 ret = -EINVAL; 705 goto out_free; 706 } 707 708 enabled = !!(wifi_pkg->package.elements[1].integer.value); 709 n_profiles = wifi_pkg->package.elements[2].integer.value; 710 711 /* 712 * Check the validity of n_profiles. The EWRD profiles start 713 * from index 1, so the maximum value allowed here is 714 * ACPI_SAR_PROFILES_NUM - 1. 715 */ 716 if (n_profiles <= 0 || n_profiles >= ACPI_SAR_PROFILE_NUM) { 717 ret = -EINVAL; 718 goto out_free; 719 } 720 721 for (i = 0; i < n_profiles; i++) { 722 /* the tables start at element 3 */ 723 static int pos = 3; 724 725 /* The EWRD profiles officially go from 2 to 4, but we 726 * save them in sar_profiles[1-3] (because we don't 727 * have profile 0). So in the array we start from 1. 728 */ 729 ret = iwl_mvm_sar_set_profile(mvm, 730 &wifi_pkg->package.elements[pos], 731 &mvm->sar_profiles[i + 1], 732 enabled); 733 if (ret < 0) 734 break; 735 736 /* go to the next table */ 737 pos += ACPI_SAR_TABLE_SIZE; 738 } 739 740 out_free: 741 kfree(data); 742 return ret; 743 } 744 745 static int iwl_mvm_sar_get_wgds_table(struct iwl_mvm *mvm) 746 { 747 union acpi_object *wifi_pkg, *data; 748 int i, j, ret; 749 int idx = 1; 750 751 data = iwl_acpi_get_object(mvm->dev, ACPI_WGDS_METHOD); 752 if (IS_ERR(data)) 753 return PTR_ERR(data); 754 755 wifi_pkg = iwl_acpi_get_wifi_pkg(mvm->dev, data, 756 ACPI_WGDS_WIFI_DATA_SIZE); 757 if (IS_ERR(wifi_pkg)) { 758 ret = PTR_ERR(wifi_pkg); 759 goto out_free; 760 } 761 762 for (i = 0; i < ACPI_NUM_GEO_PROFILES; i++) { 763 for (j = 0; j < ACPI_GEO_TABLE_SIZE; j++) { 764 union acpi_object *entry; 765 766 entry = &wifi_pkg->package.elements[idx++]; 767 if ((entry->type != ACPI_TYPE_INTEGER) || 768 (entry->integer.value > U8_MAX)) { 769 ret = -EINVAL; 770 goto out_free; 771 } 772 773 mvm->geo_profiles[i].values[j] = entry->integer.value; 774 } 775 } 776 ret = 0; 777 out_free: 778 kfree(data); 779 return ret; 780 } 781 782 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b) 783 { 784 union { 785 struct iwl_dev_tx_power_cmd v5; 786 struct iwl_dev_tx_power_cmd_v4 v4; 787 } cmd; 788 int i, j, idx; 789 int profs[ACPI_SAR_NUM_CHAIN_LIMITS] = { prof_a, prof_b }; 790 int len; 791 792 BUILD_BUG_ON(ACPI_SAR_NUM_CHAIN_LIMITS < 2); 793 BUILD_BUG_ON(ACPI_SAR_NUM_CHAIN_LIMITS * ACPI_SAR_NUM_SUB_BANDS != 794 ACPI_SAR_TABLE_SIZE); 795 796 cmd.v5.v3.set_mode = cpu_to_le32(IWL_TX_POWER_MODE_SET_CHAINS); 797 798 if (fw_has_api(&mvm->fw->ucode_capa, 799 IWL_UCODE_TLV_API_REDUCE_TX_POWER)) 800 len = sizeof(cmd.v5); 801 else if (fw_has_capa(&mvm->fw->ucode_capa, 802 IWL_UCODE_TLV_CAPA_TX_POWER_ACK)) 803 len = sizeof(cmd.v4); 804 else 805 len = sizeof(cmd.v4.v3); 806 807 for (i = 0; i < ACPI_SAR_NUM_CHAIN_LIMITS; i++) { 808 struct iwl_mvm_sar_profile *prof; 809 810 /* don't allow SAR to be disabled (profile 0 means disable) */ 811 if (profs[i] == 0) 812 return -EPERM; 813 814 /* we are off by one, so allow up to ACPI_SAR_PROFILE_NUM */ 815 if (profs[i] > ACPI_SAR_PROFILE_NUM) 816 return -EINVAL; 817 818 /* profiles go from 1 to 4, so decrement to access the array */ 819 prof = &mvm->sar_profiles[profs[i] - 1]; 820 821 /* if the profile is disabled, do nothing */ 822 if (!prof->enabled) { 823 IWL_DEBUG_RADIO(mvm, "SAR profile %d is disabled.\n", 824 profs[i]); 825 /* if one of the profiles is disabled, we fail all */ 826 return -ENOENT; 827 } 828 829 IWL_DEBUG_RADIO(mvm, " Chain[%d]:\n", i); 830 for (j = 0; j < ACPI_SAR_NUM_SUB_BANDS; j++) { 831 idx = (i * ACPI_SAR_NUM_SUB_BANDS) + j; 832 cmd.v5.v3.per_chain_restriction[i][j] = 833 cpu_to_le16(prof->table[idx]); 834 IWL_DEBUG_RADIO(mvm, " Band[%d] = %d * .125dBm\n", 835 j, prof->table[idx]); 836 } 837 } 838 839 IWL_DEBUG_RADIO(mvm, "Sending REDUCE_TX_POWER_CMD per chain\n"); 840 841 return iwl_mvm_send_cmd_pdu(mvm, REDUCE_TX_POWER_CMD, 0, len, &cmd); 842 } 843 844 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm) 845 { 846 struct iwl_geo_tx_power_profiles_resp *resp; 847 int ret; 848 849 struct iwl_geo_tx_power_profiles_cmd geo_cmd = { 850 .ops = cpu_to_le32(IWL_PER_CHAIN_OFFSET_GET_CURRENT_TABLE), 851 }; 852 struct iwl_host_cmd cmd = { 853 .id = WIDE_ID(PHY_OPS_GROUP, GEO_TX_POWER_LIMIT), 854 .len = { sizeof(geo_cmd), }, 855 .flags = CMD_WANT_SKB, 856 .data = { &geo_cmd }, 857 }; 858 859 ret = iwl_mvm_send_cmd(mvm, &cmd); 860 if (ret) { 861 IWL_ERR(mvm, "Failed to get geographic profile info %d\n", ret); 862 return ret; 863 } 864 865 resp = (void *)cmd.resp_pkt->data; 866 ret = le32_to_cpu(resp->profile_idx); 867 if (WARN_ON(ret > ACPI_NUM_GEO_PROFILES)) { 868 ret = -EIO; 869 IWL_WARN(mvm, "Invalid geographic profile idx (%d)\n", ret); 870 } 871 872 iwl_free_resp(&cmd); 873 return ret; 874 } 875 876 static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm) 877 { 878 struct iwl_geo_tx_power_profiles_cmd cmd = { 879 .ops = cpu_to_le32(IWL_PER_CHAIN_OFFSET_SET_TABLES), 880 }; 881 int ret, i, j; 882 u16 cmd_wide_id = WIDE_ID(PHY_OPS_GROUP, GEO_TX_POWER_LIMIT); 883 884 ret = iwl_mvm_sar_get_wgds_table(mvm); 885 if (ret < 0) { 886 IWL_DEBUG_RADIO(mvm, 887 "Geo SAR BIOS table invalid or unavailable. (%d)\n", 888 ret); 889 /* we don't fail if the table is not available */ 890 return 0; 891 } 892 893 IWL_DEBUG_RADIO(mvm, "Sending GEO_TX_POWER_LIMIT\n"); 894 895 BUILD_BUG_ON(ACPI_NUM_GEO_PROFILES * ACPI_WGDS_NUM_BANDS * 896 ACPI_WGDS_TABLE_SIZE != ACPI_WGDS_WIFI_DATA_SIZE); 897 898 BUILD_BUG_ON(ACPI_NUM_GEO_PROFILES > IWL_NUM_GEO_PROFILES); 899 900 for (i = 0; i < ACPI_NUM_GEO_PROFILES; i++) { 901 struct iwl_per_chain_offset *chain = 902 (struct iwl_per_chain_offset *)&cmd.table[i]; 903 904 for (j = 0; j < ACPI_WGDS_NUM_BANDS; j++) { 905 u8 *value; 906 907 value = &mvm->geo_profiles[i].values[j * 908 ACPI_GEO_PER_CHAIN_SIZE]; 909 chain[j].max_tx_power = cpu_to_le16(value[0]); 910 chain[j].chain_a = value[1]; 911 chain[j].chain_b = value[2]; 912 IWL_DEBUG_RADIO(mvm, 913 "SAR geographic profile[%d] Band[%d]: chain A = %d chain B = %d max_tx_power = %d\n", 914 i, j, value[1], value[2], value[0]); 915 } 916 } 917 return iwl_mvm_send_cmd_pdu(mvm, cmd_wide_id, 0, sizeof(cmd), &cmd); 918 } 919 920 #else /* CONFIG_ACPI */ 921 static int iwl_mvm_sar_get_wrds_table(struct iwl_mvm *mvm) 922 { 923 return -ENOENT; 924 } 925 926 static int iwl_mvm_sar_get_ewrd_table(struct iwl_mvm *mvm) 927 { 928 return -ENOENT; 929 } 930 931 static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm) 932 { 933 return 0; 934 } 935 936 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, 937 int prof_b) 938 { 939 return -ENOENT; 940 } 941 942 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm) 943 { 944 return -ENOENT; 945 } 946 #endif /* CONFIG_ACPI */ 947 948 static int iwl_mvm_sar_init(struct iwl_mvm *mvm) 949 { 950 int ret; 951 952 ret = iwl_mvm_sar_get_wrds_table(mvm); 953 if (ret < 0) { 954 IWL_DEBUG_RADIO(mvm, 955 "WRDS SAR BIOS table invalid or unavailable. (%d)\n", 956 ret); 957 /* if not available, don't fail and don't bother with EWRD */ 958 return 0; 959 } 960 961 ret = iwl_mvm_sar_get_ewrd_table(mvm); 962 /* if EWRD is not available, we can still use WRDS, so don't fail */ 963 if (ret < 0) 964 IWL_DEBUG_RADIO(mvm, 965 "EWRD SAR BIOS table invalid or unavailable. (%d)\n", 966 ret); 967 968 /* choose profile 1 (WRDS) as default for both chains */ 969 ret = iwl_mvm_sar_select_profile(mvm, 1, 1); 970 971 /* if we don't have profile 0 from BIOS, just skip it */ 972 if (ret == -ENOENT) 973 return 0; 974 975 return ret; 976 } 977 978 static int iwl_mvm_load_rt_fw(struct iwl_mvm *mvm) 979 { 980 int ret; 981 982 if (iwl_mvm_has_unified_ucode(mvm)) 983 return iwl_run_unified_mvm_ucode(mvm, false); 984 985 ret = iwl_run_init_mvm_ucode(mvm, false); 986 987 if (ret) { 988 IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", ret); 989 990 if (iwlmvm_mod_params.init_dbg) 991 return 0; 992 return ret; 993 } 994 995 /* 996 * Stop and start the transport without entering low power 997 * mode. This will save the state of other components on the 998 * device that are triggered by the INIT firwmare (MFUART). 999 */ 1000 _iwl_trans_stop_device(mvm->trans, false); 1001 ret = _iwl_trans_start_hw(mvm->trans, false); 1002 if (ret) 1003 return ret; 1004 1005 ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR); 1006 if (ret) 1007 return ret; 1008 1009 return iwl_init_paging(&mvm->fwrt, mvm->fwrt.cur_fw_img); 1010 } 1011 1012 int iwl_mvm_up(struct iwl_mvm *mvm) 1013 { 1014 int ret, i; 1015 struct ieee80211_channel *chan; 1016 struct cfg80211_chan_def chandef; 1017 1018 lockdep_assert_held(&mvm->mutex); 1019 1020 ret = iwl_trans_start_hw(mvm->trans); 1021 if (ret) 1022 return ret; 1023 1024 ret = iwl_mvm_load_rt_fw(mvm); 1025 if (ret) { 1026 IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret); 1027 goto error; 1028 } 1029 1030 iwl_get_shared_mem_conf(&mvm->fwrt); 1031 1032 ret = iwl_mvm_sf_update(mvm, NULL, false); 1033 if (ret) 1034 IWL_ERR(mvm, "Failed to initialize Smart Fifo\n"); 1035 1036 mvm->fwrt.dump.conf = FW_DBG_INVALID; 1037 /* if we have a destination, assume EARLY START */ 1038 if (mvm->fw->dbg.dest_tlv) 1039 mvm->fwrt.dump.conf = FW_DBG_START_FROM_ALIVE; 1040 iwl_fw_start_dbg_conf(&mvm->fwrt, FW_DBG_START_FROM_ALIVE); 1041 1042 ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm)); 1043 if (ret) 1044 goto error; 1045 1046 if (!iwl_mvm_has_unified_ucode(mvm)) { 1047 /* Send phy db control command and then phy db calibration */ 1048 ret = iwl_send_phy_db_data(mvm->phy_db); 1049 if (ret) 1050 goto error; 1051 1052 ret = iwl_send_phy_cfg_cmd(mvm); 1053 if (ret) 1054 goto error; 1055 } 1056 1057 ret = iwl_mvm_send_bt_init_conf(mvm); 1058 if (ret) 1059 goto error; 1060 1061 /* Init RSS configuration */ 1062 if (mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000) { 1063 ret = iwl_configure_rxq(mvm); 1064 if (ret) { 1065 IWL_ERR(mvm, "Failed to configure RX queues: %d\n", 1066 ret); 1067 goto error; 1068 } 1069 } 1070 1071 if (iwl_mvm_has_new_rx_api(mvm)) { 1072 ret = iwl_send_rss_cfg_cmd(mvm); 1073 if (ret) { 1074 IWL_ERR(mvm, "Failed to configure RSS queues: %d\n", 1075 ret); 1076 goto error; 1077 } 1078 } 1079 1080 /* init the fw <-> mac80211 STA mapping */ 1081 for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++) 1082 RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL); 1083 1084 mvm->tdls_cs.peer.sta_id = IWL_MVM_INVALID_STA; 1085 1086 /* reset quota debouncing buffer - 0xff will yield invalid data */ 1087 memset(&mvm->last_quota_cmd, 0xff, sizeof(mvm->last_quota_cmd)); 1088 1089 ret = iwl_mvm_send_dqa_cmd(mvm); 1090 if (ret) 1091 goto error; 1092 1093 /* Add auxiliary station for scanning */ 1094 ret = iwl_mvm_add_aux_sta(mvm); 1095 if (ret) 1096 goto error; 1097 1098 /* Add all the PHY contexts */ 1099 chan = &mvm->hw->wiphy->bands[NL80211_BAND_2GHZ]->channels[0]; 1100 cfg80211_chandef_create(&chandef, chan, NL80211_CHAN_NO_HT); 1101 for (i = 0; i < NUM_PHY_CTX; i++) { 1102 /* 1103 * The channel used here isn't relevant as it's 1104 * going to be overwritten in the other flows. 1105 * For now use the first channel we have. 1106 */ 1107 ret = iwl_mvm_phy_ctxt_add(mvm, &mvm->phy_ctxts[i], 1108 &chandef, 1, 1); 1109 if (ret) 1110 goto error; 1111 } 1112 1113 #ifdef CONFIG_THERMAL 1114 if (iwl_mvm_is_tt_in_fw(mvm)) { 1115 /* in order to give the responsibility of ct-kill and 1116 * TX backoff to FW we need to send empty temperature reporting 1117 * cmd during init time 1118 */ 1119 iwl_mvm_send_temp_report_ths_cmd(mvm); 1120 } else { 1121 /* Initialize tx backoffs to the minimal possible */ 1122 iwl_mvm_tt_tx_backoff(mvm, 0); 1123 } 1124 1125 /* TODO: read the budget from BIOS / Platform NVM */ 1126 1127 /* 1128 * In case there is no budget from BIOS / Platform NVM the default 1129 * budget should be 2000mW (cooling state 0). 1130 */ 1131 if (iwl_mvm_is_ctdp_supported(mvm)) { 1132 ret = iwl_mvm_ctdp_command(mvm, CTDP_CMD_OPERATION_START, 1133 mvm->cooling_dev.cur_state); 1134 if (ret) 1135 goto error; 1136 } 1137 #else 1138 /* Initialize tx backoffs to the minimal possible */ 1139 iwl_mvm_tt_tx_backoff(mvm, 0); 1140 #endif 1141 1142 WARN_ON(iwl_mvm_config_ltr(mvm)); 1143 1144 ret = iwl_mvm_power_update_device(mvm); 1145 if (ret) 1146 goto error; 1147 1148 /* 1149 * RTNL is not taken during Ct-kill, but we don't need to scan/Tx 1150 * anyway, so don't init MCC. 1151 */ 1152 if (!test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status)) { 1153 ret = iwl_mvm_init_mcc(mvm); 1154 if (ret) 1155 goto error; 1156 } 1157 1158 if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_UMAC_SCAN)) { 1159 mvm->scan_type = IWL_SCAN_TYPE_NOT_SET; 1160 mvm->hb_scan_type = IWL_SCAN_TYPE_NOT_SET; 1161 ret = iwl_mvm_config_scan(mvm); 1162 if (ret) 1163 goto error; 1164 } 1165 1166 /* allow FW/transport low power modes if not during restart */ 1167 if (!test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) 1168 iwl_mvm_unref(mvm, IWL_MVM_REF_UCODE_DOWN); 1169 1170 ret = iwl_mvm_sar_init(mvm); 1171 if (ret) 1172 goto error; 1173 1174 ret = iwl_mvm_sar_geo_init(mvm); 1175 if (ret) 1176 goto error; 1177 1178 iwl_mvm_leds_sync(mvm); 1179 1180 IWL_DEBUG_INFO(mvm, "RT uCode started.\n"); 1181 return 0; 1182 error: 1183 if (!iwlmvm_mod_params.init_dbg || !ret) 1184 iwl_mvm_stop_device(mvm); 1185 return ret; 1186 } 1187 1188 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm) 1189 { 1190 int ret, i; 1191 1192 lockdep_assert_held(&mvm->mutex); 1193 1194 ret = iwl_trans_start_hw(mvm->trans); 1195 if (ret) 1196 return ret; 1197 1198 ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_WOWLAN); 1199 if (ret) { 1200 IWL_ERR(mvm, "Failed to start WoWLAN firmware: %d\n", ret); 1201 goto error; 1202 } 1203 1204 ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm)); 1205 if (ret) 1206 goto error; 1207 1208 /* Send phy db control command and then phy db calibration*/ 1209 ret = iwl_send_phy_db_data(mvm->phy_db); 1210 if (ret) 1211 goto error; 1212 1213 ret = iwl_send_phy_cfg_cmd(mvm); 1214 if (ret) 1215 goto error; 1216 1217 /* init the fw <-> mac80211 STA mapping */ 1218 for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++) 1219 RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL); 1220 1221 /* Add auxiliary station for scanning */ 1222 ret = iwl_mvm_add_aux_sta(mvm); 1223 if (ret) 1224 goto error; 1225 1226 return 0; 1227 error: 1228 iwl_mvm_stop_device(mvm); 1229 return ret; 1230 } 1231 1232 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm, 1233 struct iwl_rx_cmd_buffer *rxb) 1234 { 1235 struct iwl_rx_packet *pkt = rxb_addr(rxb); 1236 struct iwl_card_state_notif *card_state_notif = (void *)pkt->data; 1237 u32 flags = le32_to_cpu(card_state_notif->flags); 1238 1239 IWL_DEBUG_RF_KILL(mvm, "Card state received: HW:%s SW:%s CT:%s\n", 1240 (flags & HW_CARD_DISABLED) ? "Kill" : "On", 1241 (flags & SW_CARD_DISABLED) ? "Kill" : "On", 1242 (flags & CT_KILL_CARD_DISABLED) ? 1243 "Reached" : "Not reached"); 1244 } 1245 1246 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm, 1247 struct iwl_rx_cmd_buffer *rxb) 1248 { 1249 struct iwl_rx_packet *pkt = rxb_addr(rxb); 1250 struct iwl_mfuart_load_notif *mfuart_notif = (void *)pkt->data; 1251 1252 IWL_DEBUG_INFO(mvm, 1253 "MFUART: installed ver: 0x%08x, external ver: 0x%08x, status: 0x%08x, duration: 0x%08x\n", 1254 le32_to_cpu(mfuart_notif->installed_ver), 1255 le32_to_cpu(mfuart_notif->external_ver), 1256 le32_to_cpu(mfuart_notif->status), 1257 le32_to_cpu(mfuart_notif->duration)); 1258 1259 if (iwl_rx_packet_payload_len(pkt) == sizeof(*mfuart_notif)) 1260 IWL_DEBUG_INFO(mvm, 1261 "MFUART: image size: 0x%08x\n", 1262 le32_to_cpu(mfuart_notif->image_size)); 1263 } 1264