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) 2013 - 2015 Intel Mobile Communications GmbH 9 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH 10 * Copyright(c) 2012 - 2014, 2018 - 2020 Intel Corporation 11 * 12 * This program is free software; you can redistribute it and/or modify 13 * it under the terms of version 2 of the GNU General Public License as 14 * published by the Free Software Foundation. 15 * 16 * This program is distributed in the hope that it will be useful, but 17 * WITHOUT ANY WARRANTY; without even the implied warranty of 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 19 * General Public License for more details. 20 * 21 * The full GNU General Public License is included in this distribution 22 * in the file called COPYING. 23 * 24 * Contact Information: 25 * Intel Linux Wireless <linuxwifi@intel.com> 26 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 27 * 28 * BSD LICENSE 29 * 30 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 31 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH 32 * Copyright(c) 2012 - 2014, 2018 - 2020 Intel Corporation 33 * All rights reserved. 34 * 35 * Redistribution and use in source and binary forms, with or without 36 * modification, are permitted provided that the following conditions 37 * are met: 38 * 39 * * Redistributions of source code must retain the above copyright 40 * notice, this list of conditions and the following disclaimer. 41 * * Redistributions in binary form must reproduce the above copyright 42 * notice, this list of conditions and the following disclaimer in 43 * the documentation and/or other materials provided with the 44 * distribution. 45 * * Neither the name Intel Corporation nor the names of its 46 * contributors may be used to endorse or promote products derived 47 * from this software without specific prior written permission. 48 * 49 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 50 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 51 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 52 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 53 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 54 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 55 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 56 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 57 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 58 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 59 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 60 * 61 *****************************************************************************/ 62 #include <net/mac80211.h> 63 #include <linux/netdevice.h> 64 65 #include "iwl-trans.h" 66 #include "iwl-op-mode.h" 67 #include "fw/img.h" 68 #include "iwl-debug.h" 69 #include "iwl-csr.h" /* for iwl_mvm_rx_card_state_notif */ 70 #include "iwl-io.h" /* for iwl_mvm_rx_card_state_notif */ 71 #include "iwl-prph.h" 72 #include "fw/acpi.h" 73 74 #include "mvm.h" 75 #include "fw/dbg.h" 76 #include "iwl-phy-db.h" 77 #include "iwl-modparams.h" 78 #include "iwl-nvm-parse.h" 79 80 #define MVM_UCODE_ALIVE_TIMEOUT HZ 81 #define MVM_UCODE_CALIB_TIMEOUT (2*HZ) 82 83 #define UCODE_VALID_OK cpu_to_le32(0x1) 84 85 struct iwl_mvm_alive_data { 86 bool valid; 87 u32 scd_base_addr; 88 }; 89 90 /* set device type and latency */ 91 static int iwl_set_soc_latency(struct iwl_mvm *mvm) 92 { 93 struct iwl_soc_configuration_cmd cmd = {}; 94 int ret; 95 96 /* 97 * In VER_1 of this command, the discrete value is considered 98 * an integer; In VER_2, it's a bitmask. Since we have only 2 99 * values in VER_1, this is backwards-compatible with VER_2, 100 * as long as we don't set any other bits. 101 */ 102 if (!mvm->trans->trans_cfg->integrated) 103 cmd.flags = cpu_to_le32(SOC_CONFIG_CMD_FLAGS_DISCRETE); 104 105 if (iwl_mvm_lookup_cmd_ver(mvm->fw, IWL_ALWAYS_LONG_GROUP, 106 SCAN_REQ_UMAC) >= 2 && 107 (mvm->trans->trans_cfg->low_latency_xtal)) 108 cmd.flags |= cpu_to_le32(SOC_CONFIG_CMD_FLAGS_LOW_LATENCY); 109 110 cmd.latency = cpu_to_le32(mvm->trans->trans_cfg->xtal_latency); 111 112 ret = iwl_mvm_send_cmd_pdu(mvm, iwl_cmd_id(SOC_CONFIGURATION_CMD, 113 SYSTEM_GROUP, 0), 0, 114 sizeof(cmd), &cmd); 115 if (ret) 116 IWL_ERR(mvm, "Failed to set soc latency: %d\n", ret); 117 return ret; 118 } 119 120 static int iwl_send_tx_ant_cfg(struct iwl_mvm *mvm, u8 valid_tx_ant) 121 { 122 struct iwl_tx_ant_cfg_cmd tx_ant_cmd = { 123 .valid = cpu_to_le32(valid_tx_ant), 124 }; 125 126 IWL_DEBUG_FW(mvm, "select valid tx ant: %u\n", valid_tx_ant); 127 return iwl_mvm_send_cmd_pdu(mvm, TX_ANT_CONFIGURATION_CMD, 0, 128 sizeof(tx_ant_cmd), &tx_ant_cmd); 129 } 130 131 static int iwl_send_rss_cfg_cmd(struct iwl_mvm *mvm) 132 { 133 int i; 134 struct iwl_rss_config_cmd cmd = { 135 .flags = cpu_to_le32(IWL_RSS_ENABLE), 136 .hash_mask = BIT(IWL_RSS_HASH_TYPE_IPV4_TCP) | 137 BIT(IWL_RSS_HASH_TYPE_IPV4_UDP) | 138 BIT(IWL_RSS_HASH_TYPE_IPV4_PAYLOAD) | 139 BIT(IWL_RSS_HASH_TYPE_IPV6_TCP) | 140 BIT(IWL_RSS_HASH_TYPE_IPV6_UDP) | 141 BIT(IWL_RSS_HASH_TYPE_IPV6_PAYLOAD), 142 }; 143 144 if (mvm->trans->num_rx_queues == 1) 145 return 0; 146 147 /* Do not direct RSS traffic to Q 0 which is our fallback queue */ 148 for (i = 0; i < ARRAY_SIZE(cmd.indirection_table); i++) 149 cmd.indirection_table[i] = 150 1 + (i % (mvm->trans->num_rx_queues - 1)); 151 netdev_rss_key_fill(cmd.secret_key, sizeof(cmd.secret_key)); 152 153 return iwl_mvm_send_cmd_pdu(mvm, RSS_CONFIG_CMD, 0, sizeof(cmd), &cmd); 154 } 155 156 static int iwl_configure_rxq(struct iwl_mvm *mvm) 157 { 158 int i, num_queues, size, ret; 159 struct iwl_rfh_queue_config *cmd; 160 struct iwl_host_cmd hcmd = { 161 .id = WIDE_ID(DATA_PATH_GROUP, RFH_QUEUE_CONFIG_CMD), 162 .dataflags[0] = IWL_HCMD_DFL_NOCOPY, 163 }; 164 165 /* Do not configure default queue, it is configured via context info */ 166 num_queues = mvm->trans->num_rx_queues - 1; 167 168 size = struct_size(cmd, data, num_queues); 169 170 cmd = kzalloc(size, GFP_KERNEL); 171 if (!cmd) 172 return -ENOMEM; 173 174 cmd->num_queues = num_queues; 175 176 for (i = 0; i < num_queues; i++) { 177 struct iwl_trans_rxq_dma_data data; 178 179 cmd->data[i].q_num = i + 1; 180 iwl_trans_get_rxq_dma_data(mvm->trans, i + 1, &data); 181 182 cmd->data[i].fr_bd_cb = cpu_to_le64(data.fr_bd_cb); 183 cmd->data[i].urbd_stts_wrptr = 184 cpu_to_le64(data.urbd_stts_wrptr); 185 cmd->data[i].ur_bd_cb = cpu_to_le64(data.ur_bd_cb); 186 cmd->data[i].fr_bd_wid = cpu_to_le32(data.fr_bd_wid); 187 } 188 189 hcmd.data[0] = cmd; 190 hcmd.len[0] = size; 191 192 ret = iwl_mvm_send_cmd(mvm, &hcmd); 193 194 kfree(cmd); 195 196 return ret; 197 } 198 199 static int iwl_mvm_send_dqa_cmd(struct iwl_mvm *mvm) 200 { 201 struct iwl_dqa_enable_cmd dqa_cmd = { 202 .cmd_queue = cpu_to_le32(IWL_MVM_DQA_CMD_QUEUE), 203 }; 204 u32 cmd_id = iwl_cmd_id(DQA_ENABLE_CMD, DATA_PATH_GROUP, 0); 205 int ret; 206 207 ret = iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, sizeof(dqa_cmd), &dqa_cmd); 208 if (ret) 209 IWL_ERR(mvm, "Failed to send DQA enabling command: %d\n", ret); 210 else 211 IWL_DEBUG_FW(mvm, "Working in DQA mode\n"); 212 213 return ret; 214 } 215 216 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm, 217 struct iwl_rx_cmd_buffer *rxb) 218 { 219 struct iwl_rx_packet *pkt = rxb_addr(rxb); 220 struct iwl_mfu_assert_dump_notif *mfu_dump_notif = (void *)pkt->data; 221 __le32 *dump_data = mfu_dump_notif->data; 222 int n_words = le32_to_cpu(mfu_dump_notif->data_size) / sizeof(__le32); 223 int i; 224 225 if (mfu_dump_notif->index_num == 0) 226 IWL_INFO(mvm, "MFUART assert id 0x%x occurred\n", 227 le32_to_cpu(mfu_dump_notif->assert_id)); 228 229 for (i = 0; i < n_words; i++) 230 IWL_DEBUG_INFO(mvm, 231 "MFUART assert dump, dword %u: 0x%08x\n", 232 le16_to_cpu(mfu_dump_notif->index_num) * 233 n_words + i, 234 le32_to_cpu(dump_data[i])); 235 } 236 237 static bool iwl_alive_fn(struct iwl_notif_wait_data *notif_wait, 238 struct iwl_rx_packet *pkt, void *data) 239 { 240 struct iwl_mvm *mvm = 241 container_of(notif_wait, struct iwl_mvm, notif_wait); 242 struct iwl_mvm_alive_data *alive_data = data; 243 struct mvm_alive_resp_v3 *palive3; 244 struct mvm_alive_resp *palive; 245 struct iwl_umac_alive *umac; 246 struct iwl_lmac_alive *lmac1; 247 struct iwl_lmac_alive *lmac2 = NULL; 248 u16 status; 249 u32 lmac_error_event_table, umac_error_event_table; 250 251 if (iwl_rx_packet_payload_len(pkt) == sizeof(*palive)) { 252 palive = (void *)pkt->data; 253 umac = &palive->umac_data; 254 lmac1 = &palive->lmac_data[0]; 255 lmac2 = &palive->lmac_data[1]; 256 status = le16_to_cpu(palive->status); 257 } else { 258 palive3 = (void *)pkt->data; 259 umac = &palive3->umac_data; 260 lmac1 = &palive3->lmac_data; 261 status = le16_to_cpu(palive3->status); 262 } 263 264 lmac_error_event_table = 265 le32_to_cpu(lmac1->dbg_ptrs.error_event_table_ptr); 266 iwl_fw_lmac1_set_alive_err_table(mvm->trans, lmac_error_event_table); 267 268 if (lmac2) 269 mvm->trans->dbg.lmac_error_event_table[1] = 270 le32_to_cpu(lmac2->dbg_ptrs.error_event_table_ptr); 271 272 umac_error_event_table = le32_to_cpu(umac->dbg_ptrs.error_info_addr); 273 274 if (!umac_error_event_table) { 275 mvm->support_umac_log = false; 276 } else if (umac_error_event_table >= 277 mvm->trans->cfg->min_umac_error_event_table) { 278 mvm->support_umac_log = true; 279 } else { 280 IWL_ERR(mvm, 281 "Not valid error log pointer 0x%08X for %s uCode\n", 282 umac_error_event_table, 283 (mvm->fwrt.cur_fw_img == IWL_UCODE_INIT) ? 284 "Init" : "RT"); 285 mvm->support_umac_log = false; 286 } 287 288 if (mvm->support_umac_log) 289 iwl_fw_umac_set_alive_err_table(mvm->trans, 290 umac_error_event_table); 291 292 alive_data->scd_base_addr = le32_to_cpu(lmac1->dbg_ptrs.scd_base_ptr); 293 alive_data->valid = status == IWL_ALIVE_STATUS_OK; 294 295 IWL_DEBUG_FW(mvm, 296 "Alive ucode status 0x%04x revision 0x%01X 0x%01X\n", 297 status, lmac1->ver_type, lmac1->ver_subtype); 298 299 if (lmac2) 300 IWL_DEBUG_FW(mvm, "Alive ucode CDB\n"); 301 302 IWL_DEBUG_FW(mvm, 303 "UMAC version: Major - 0x%x, Minor - 0x%x\n", 304 le32_to_cpu(umac->umac_major), 305 le32_to_cpu(umac->umac_minor)); 306 307 iwl_fwrt_update_fw_versions(&mvm->fwrt, lmac1, umac); 308 309 return true; 310 } 311 312 static bool iwl_wait_init_complete(struct iwl_notif_wait_data *notif_wait, 313 struct iwl_rx_packet *pkt, void *data) 314 { 315 WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF); 316 317 return true; 318 } 319 320 static bool iwl_wait_phy_db_entry(struct iwl_notif_wait_data *notif_wait, 321 struct iwl_rx_packet *pkt, void *data) 322 { 323 struct iwl_phy_db *phy_db = data; 324 325 if (pkt->hdr.cmd != CALIB_RES_NOTIF_PHY_DB) { 326 WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF); 327 return true; 328 } 329 330 WARN_ON(iwl_phy_db_set_section(phy_db, pkt)); 331 332 return false; 333 } 334 335 static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm, 336 enum iwl_ucode_type ucode_type) 337 { 338 struct iwl_notification_wait alive_wait; 339 struct iwl_mvm_alive_data alive_data = {}; 340 const struct fw_img *fw; 341 int ret; 342 enum iwl_ucode_type old_type = mvm->fwrt.cur_fw_img; 343 static const u16 alive_cmd[] = { MVM_ALIVE }; 344 bool run_in_rfkill = 345 ucode_type == IWL_UCODE_INIT || iwl_mvm_has_unified_ucode(mvm); 346 347 if (ucode_type == IWL_UCODE_REGULAR && 348 iwl_fw_dbg_conf_usniffer(mvm->fw, FW_DBG_START_FROM_ALIVE) && 349 !(fw_has_capa(&mvm->fw->ucode_capa, 350 IWL_UCODE_TLV_CAPA_USNIFFER_UNIFIED))) 351 fw = iwl_get_ucode_image(mvm->fw, IWL_UCODE_REGULAR_USNIFFER); 352 else 353 fw = iwl_get_ucode_image(mvm->fw, ucode_type); 354 if (WARN_ON(!fw)) 355 return -EINVAL; 356 iwl_fw_set_current_image(&mvm->fwrt, ucode_type); 357 clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status); 358 359 iwl_init_notification_wait(&mvm->notif_wait, &alive_wait, 360 alive_cmd, ARRAY_SIZE(alive_cmd), 361 iwl_alive_fn, &alive_data); 362 363 /* 364 * We want to load the INIT firmware even in RFKILL 365 * For the unified firmware case, the ucode_type is not 366 * INIT, but we still need to run it. 367 */ 368 ret = iwl_trans_start_fw(mvm->trans, fw, run_in_rfkill); 369 if (ret) { 370 iwl_fw_set_current_image(&mvm->fwrt, old_type); 371 iwl_remove_notification(&mvm->notif_wait, &alive_wait); 372 return ret; 373 } 374 375 /* 376 * Some things may run in the background now, but we 377 * just wait for the ALIVE notification here. 378 */ 379 ret = iwl_wait_notification(&mvm->notif_wait, &alive_wait, 380 MVM_UCODE_ALIVE_TIMEOUT); 381 if (ret) { 382 struct iwl_trans *trans = mvm->trans; 383 384 if (trans->trans_cfg->device_family >= 385 IWL_DEVICE_FAMILY_22000) { 386 IWL_ERR(mvm, 387 "SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n", 388 iwl_read_umac_prph(trans, UMAG_SB_CPU_1_STATUS), 389 iwl_read_umac_prph(trans, 390 UMAG_SB_CPU_2_STATUS)); 391 IWL_ERR(mvm, "UMAC PC: 0x%x\n", 392 iwl_read_umac_prph(trans, 393 UREG_UMAC_CURRENT_PC)); 394 IWL_ERR(mvm, "LMAC PC: 0x%x\n", 395 iwl_read_umac_prph(trans, 396 UREG_LMAC1_CURRENT_PC)); 397 if (iwl_mvm_is_cdb_supported(mvm)) 398 IWL_ERR(mvm, "LMAC2 PC: 0x%x\n", 399 iwl_read_umac_prph(trans, 400 UREG_LMAC2_CURRENT_PC)); 401 } else if (trans->trans_cfg->device_family >= 402 IWL_DEVICE_FAMILY_8000) { 403 IWL_ERR(mvm, 404 "SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n", 405 iwl_read_prph(trans, SB_CPU_1_STATUS), 406 iwl_read_prph(trans, SB_CPU_2_STATUS)); 407 } 408 409 if (ret == -ETIMEDOUT) 410 iwl_fw_dbg_error_collect(&mvm->fwrt, 411 FW_DBG_TRIGGER_ALIVE_TIMEOUT); 412 413 iwl_fw_set_current_image(&mvm->fwrt, old_type); 414 return ret; 415 } 416 417 if (!alive_data.valid) { 418 IWL_ERR(mvm, "Loaded ucode is not valid!\n"); 419 iwl_fw_set_current_image(&mvm->fwrt, old_type); 420 return -EIO; 421 } 422 423 iwl_trans_fw_alive(mvm->trans, alive_data.scd_base_addr); 424 425 /* 426 * Note: all the queues are enabled as part of the interface 427 * initialization, but in firmware restart scenarios they 428 * could be stopped, so wake them up. In firmware restart, 429 * mac80211 will have the queues stopped as well until the 430 * reconfiguration completes. During normal startup, they 431 * will be empty. 432 */ 433 434 memset(&mvm->queue_info, 0, sizeof(mvm->queue_info)); 435 /* 436 * Set a 'fake' TID for the command queue, since we use the 437 * hweight() of the tid_bitmap as a refcount now. Not that 438 * we ever even consider the command queue as one we might 439 * want to reuse, but be safe nevertheless. 440 */ 441 mvm->queue_info[IWL_MVM_DQA_CMD_QUEUE].tid_bitmap = 442 BIT(IWL_MAX_TID_COUNT + 2); 443 444 set_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status); 445 #ifdef CONFIG_IWLWIFI_DEBUGFS 446 iwl_fw_set_dbg_rec_on(&mvm->fwrt); 447 #endif 448 449 return 0; 450 } 451 452 static int iwl_run_unified_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm) 453 { 454 struct iwl_notification_wait init_wait; 455 struct iwl_nvm_access_complete_cmd nvm_complete = {}; 456 struct iwl_init_extended_cfg_cmd init_cfg = { 457 .init_flags = cpu_to_le32(BIT(IWL_INIT_NVM)), 458 }; 459 static const u16 init_complete[] = { 460 INIT_COMPLETE_NOTIF, 461 }; 462 int ret; 463 464 if (mvm->trans->cfg->tx_with_siso_diversity) 465 init_cfg.init_flags |= cpu_to_le32(BIT(IWL_INIT_PHY)); 466 467 lockdep_assert_held(&mvm->mutex); 468 469 mvm->rfkill_safe_init_done = false; 470 471 iwl_init_notification_wait(&mvm->notif_wait, 472 &init_wait, 473 init_complete, 474 ARRAY_SIZE(init_complete), 475 iwl_wait_init_complete, 476 NULL); 477 478 iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_EARLY, NULL); 479 480 /* Will also start the device */ 481 ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR); 482 if (ret) { 483 IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret); 484 goto error; 485 } 486 iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_AFTER_ALIVE, 487 NULL); 488 489 /* Send init config command to mark that we are sending NVM access 490 * commands 491 */ 492 ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(SYSTEM_GROUP, 493 INIT_EXTENDED_CFG_CMD), 494 CMD_SEND_IN_RFKILL, 495 sizeof(init_cfg), &init_cfg); 496 if (ret) { 497 IWL_ERR(mvm, "Failed to run init config command: %d\n", 498 ret); 499 goto error; 500 } 501 502 /* Load NVM to NIC if needed */ 503 if (mvm->nvm_file_name) { 504 iwl_read_external_nvm(mvm->trans, mvm->nvm_file_name, 505 mvm->nvm_sections); 506 iwl_mvm_load_nvm_to_nic(mvm); 507 } 508 509 if (IWL_MVM_PARSE_NVM && read_nvm) { 510 ret = iwl_nvm_init(mvm); 511 if (ret) { 512 IWL_ERR(mvm, "Failed to read NVM: %d\n", ret); 513 goto error; 514 } 515 } 516 517 ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(REGULATORY_AND_NVM_GROUP, 518 NVM_ACCESS_COMPLETE), 519 CMD_SEND_IN_RFKILL, 520 sizeof(nvm_complete), &nvm_complete); 521 if (ret) { 522 IWL_ERR(mvm, "Failed to run complete NVM access: %d\n", 523 ret); 524 goto error; 525 } 526 527 /* We wait for the INIT complete notification */ 528 ret = iwl_wait_notification(&mvm->notif_wait, &init_wait, 529 MVM_UCODE_ALIVE_TIMEOUT); 530 if (ret) 531 return ret; 532 533 /* Read the NVM only at driver load time, no need to do this twice */ 534 if (!IWL_MVM_PARSE_NVM && read_nvm) { 535 mvm->nvm_data = iwl_get_nvm(mvm->trans, mvm->fw); 536 if (IS_ERR(mvm->nvm_data)) { 537 ret = PTR_ERR(mvm->nvm_data); 538 mvm->nvm_data = NULL; 539 IWL_ERR(mvm, "Failed to read NVM: %d\n", ret); 540 return ret; 541 } 542 } 543 544 mvm->rfkill_safe_init_done = true; 545 546 return 0; 547 548 error: 549 iwl_remove_notification(&mvm->notif_wait, &init_wait); 550 return ret; 551 } 552 553 static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm) 554 { 555 struct iwl_phy_cfg_cmd phy_cfg_cmd; 556 enum iwl_ucode_type ucode_type = mvm->fwrt.cur_fw_img; 557 558 if (iwl_mvm_has_unified_ucode(mvm) && 559 !mvm->trans->cfg->tx_with_siso_diversity) 560 return 0; 561 562 if (mvm->trans->cfg->tx_with_siso_diversity) { 563 /* 564 * TODO: currently we don't set the antenna but letting the NIC 565 * to decide which antenna to use. This should come from BIOS. 566 */ 567 phy_cfg_cmd.phy_cfg = 568 cpu_to_le32(FW_PHY_CFG_CHAIN_SAD_ENABLED); 569 } 570 571 /* Set parameters */ 572 phy_cfg_cmd.phy_cfg = cpu_to_le32(iwl_mvm_get_phy_config(mvm)); 573 574 /* set flags extra PHY configuration flags from the device's cfg */ 575 phy_cfg_cmd.phy_cfg |= 576 cpu_to_le32(mvm->trans->trans_cfg->extra_phy_cfg_flags); 577 578 phy_cfg_cmd.calib_control.event_trigger = 579 mvm->fw->default_calib[ucode_type].event_trigger; 580 phy_cfg_cmd.calib_control.flow_trigger = 581 mvm->fw->default_calib[ucode_type].flow_trigger; 582 583 IWL_DEBUG_INFO(mvm, "Sending Phy CFG command: 0x%x\n", 584 phy_cfg_cmd.phy_cfg); 585 586 return iwl_mvm_send_cmd_pdu(mvm, PHY_CONFIGURATION_CMD, 0, 587 sizeof(phy_cfg_cmd), &phy_cfg_cmd); 588 } 589 590 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm) 591 { 592 struct iwl_notification_wait calib_wait; 593 static const u16 init_complete[] = { 594 INIT_COMPLETE_NOTIF, 595 CALIB_RES_NOTIF_PHY_DB 596 }; 597 int ret; 598 599 if (iwl_mvm_has_unified_ucode(mvm)) 600 return iwl_run_unified_mvm_ucode(mvm, true); 601 602 lockdep_assert_held(&mvm->mutex); 603 604 mvm->rfkill_safe_init_done = false; 605 606 iwl_init_notification_wait(&mvm->notif_wait, 607 &calib_wait, 608 init_complete, 609 ARRAY_SIZE(init_complete), 610 iwl_wait_phy_db_entry, 611 mvm->phy_db); 612 613 /* Will also start the device */ 614 ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_INIT); 615 if (ret) { 616 IWL_ERR(mvm, "Failed to start INIT ucode: %d\n", ret); 617 goto remove_notif; 618 } 619 620 if (mvm->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_8000) { 621 ret = iwl_mvm_send_bt_init_conf(mvm); 622 if (ret) 623 goto remove_notif; 624 } 625 626 /* Read the NVM only at driver load time, no need to do this twice */ 627 if (read_nvm) { 628 ret = iwl_nvm_init(mvm); 629 if (ret) { 630 IWL_ERR(mvm, "Failed to read NVM: %d\n", ret); 631 goto remove_notif; 632 } 633 } 634 635 /* In case we read the NVM from external file, load it to the NIC */ 636 if (mvm->nvm_file_name) 637 iwl_mvm_load_nvm_to_nic(mvm); 638 639 WARN_ONCE(mvm->nvm_data->nvm_version < mvm->trans->cfg->nvm_ver, 640 "Too old NVM version (0x%0x, required = 0x%0x)", 641 mvm->nvm_data->nvm_version, mvm->trans->cfg->nvm_ver); 642 643 /* 644 * abort after reading the nvm in case RF Kill is on, we will complete 645 * the init seq later when RF kill will switch to off 646 */ 647 if (iwl_mvm_is_radio_hw_killed(mvm)) { 648 IWL_DEBUG_RF_KILL(mvm, 649 "jump over all phy activities due to RF kill\n"); 650 goto remove_notif; 651 } 652 653 mvm->rfkill_safe_init_done = true; 654 655 /* Send TX valid antennas before triggering calibrations */ 656 ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm)); 657 if (ret) 658 goto remove_notif; 659 660 ret = iwl_send_phy_cfg_cmd(mvm); 661 if (ret) { 662 IWL_ERR(mvm, "Failed to run INIT calibrations: %d\n", 663 ret); 664 goto remove_notif; 665 } 666 667 /* 668 * Some things may run in the background now, but we 669 * just wait for the calibration complete notification. 670 */ 671 ret = iwl_wait_notification(&mvm->notif_wait, &calib_wait, 672 MVM_UCODE_CALIB_TIMEOUT); 673 if (!ret) 674 goto out; 675 676 if (iwl_mvm_is_radio_hw_killed(mvm)) { 677 IWL_DEBUG_RF_KILL(mvm, "RFKILL while calibrating.\n"); 678 ret = 0; 679 } else { 680 IWL_ERR(mvm, "Failed to run INIT calibrations: %d\n", 681 ret); 682 } 683 684 goto out; 685 686 remove_notif: 687 iwl_remove_notification(&mvm->notif_wait, &calib_wait); 688 out: 689 mvm->rfkill_safe_init_done = false; 690 if (iwlmvm_mod_params.init_dbg && !mvm->nvm_data) { 691 /* we want to debug INIT and we have no NVM - fake */ 692 mvm->nvm_data = kzalloc(sizeof(struct iwl_nvm_data) + 693 sizeof(struct ieee80211_channel) + 694 sizeof(struct ieee80211_rate), 695 GFP_KERNEL); 696 if (!mvm->nvm_data) 697 return -ENOMEM; 698 mvm->nvm_data->bands[0].channels = mvm->nvm_data->channels; 699 mvm->nvm_data->bands[0].n_channels = 1; 700 mvm->nvm_data->bands[0].n_bitrates = 1; 701 mvm->nvm_data->bands[0].bitrates = 702 (void *)mvm->nvm_data->channels + 1; 703 mvm->nvm_data->bands[0].bitrates->hw_value = 10; 704 } 705 706 return ret; 707 } 708 709 static int iwl_mvm_config_ltr(struct iwl_mvm *mvm) 710 { 711 struct iwl_ltr_config_cmd cmd = { 712 .flags = cpu_to_le32(LTR_CFG_FLAG_FEATURE_ENABLE), 713 }; 714 715 if (!mvm->trans->ltr_enabled) 716 return 0; 717 718 return iwl_mvm_send_cmd_pdu(mvm, LTR_CONFIG, 0, 719 sizeof(cmd), &cmd); 720 } 721 722 #ifdef CONFIG_ACPI 723 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b) 724 { 725 union { 726 struct iwl_dev_tx_power_cmd v5; 727 struct iwl_dev_tx_power_cmd_v4 v4; 728 } cmd; 729 730 int ret; 731 u16 len = 0; 732 733 cmd.v5.v3.set_mode = cpu_to_le32(IWL_TX_POWER_MODE_SET_CHAINS); 734 735 if (fw_has_api(&mvm->fw->ucode_capa, 736 IWL_UCODE_TLV_API_REDUCE_TX_POWER)) 737 len = sizeof(cmd.v5); 738 else if (fw_has_capa(&mvm->fw->ucode_capa, 739 IWL_UCODE_TLV_CAPA_TX_POWER_ACK)) 740 len = sizeof(struct iwl_dev_tx_power_cmd_v4); 741 else 742 len = sizeof(cmd.v4.v3); 743 744 745 ret = iwl_sar_select_profile(&mvm->fwrt, 746 cmd.v5.v3.per_chain_restriction, 747 prof_a, prof_b); 748 749 /* return on error or if the profile is disabled (positive number) */ 750 if (ret) 751 return ret; 752 753 IWL_DEBUG_RADIO(mvm, "Sending REDUCE_TX_POWER_CMD per chain\n"); 754 return iwl_mvm_send_cmd_pdu(mvm, REDUCE_TX_POWER_CMD, 0, len, &cmd); 755 } 756 757 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm) 758 { 759 union geo_tx_power_profiles_cmd geo_tx_cmd; 760 u16 len; 761 int ret; 762 struct iwl_host_cmd cmd; 763 764 if (fw_has_api(&mvm->fwrt.fw->ucode_capa, 765 IWL_UCODE_TLV_API_SAR_TABLE_VER)) { 766 geo_tx_cmd.geo_cmd.ops = 767 cpu_to_le32(IWL_PER_CHAIN_OFFSET_GET_CURRENT_TABLE); 768 len = sizeof(geo_tx_cmd.geo_cmd); 769 } else { 770 geo_tx_cmd.geo_cmd_v1.ops = 771 cpu_to_le32(IWL_PER_CHAIN_OFFSET_GET_CURRENT_TABLE); 772 len = sizeof(geo_tx_cmd.geo_cmd_v1); 773 } 774 775 if (!iwl_sar_geo_support(&mvm->fwrt)) 776 return -EOPNOTSUPP; 777 778 cmd = (struct iwl_host_cmd){ 779 .id = WIDE_ID(PHY_OPS_GROUP, GEO_TX_POWER_LIMIT), 780 .len = { len, }, 781 .flags = CMD_WANT_SKB, 782 .data = { &geo_tx_cmd }, 783 }; 784 785 ret = iwl_mvm_send_cmd(mvm, &cmd); 786 if (ret) { 787 IWL_ERR(mvm, "Failed to get geographic profile info %d\n", ret); 788 return ret; 789 } 790 ret = iwl_validate_sar_geo_profile(&mvm->fwrt, &cmd); 791 iwl_free_resp(&cmd); 792 return ret; 793 } 794 795 static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm) 796 { 797 u16 cmd_wide_id = WIDE_ID(PHY_OPS_GROUP, GEO_TX_POWER_LIMIT); 798 union geo_tx_power_profiles_cmd cmd; 799 u16 len; 800 int ret; 801 802 cmd.geo_cmd.ops = cpu_to_le32(IWL_PER_CHAIN_OFFSET_SET_TABLES); 803 804 ret = iwl_sar_geo_init(&mvm->fwrt, cmd.geo_cmd.table); 805 /* 806 * It is a valid scenario to not support SAR, or miss wgds table, 807 * but in that case there is no need to send the command. 808 */ 809 if (ret) 810 return 0; 811 812 cmd.geo_cmd.table_revision = cpu_to_le32(mvm->fwrt.geo_rev); 813 814 if (!fw_has_api(&mvm->fwrt.fw->ucode_capa, 815 IWL_UCODE_TLV_API_SAR_TABLE_VER)) { 816 len = sizeof(struct iwl_geo_tx_power_profiles_cmd_v1); 817 } else { 818 len = sizeof(cmd.geo_cmd); 819 } 820 821 return iwl_mvm_send_cmd_pdu(mvm, cmd_wide_id, 0, len, &cmd); 822 } 823 824 static int iwl_mvm_get_ppag_table(struct iwl_mvm *mvm) 825 { 826 union acpi_object *wifi_pkg, *data, *enabled; 827 int i, j, ret, tbl_rev; 828 int idx = 2; 829 830 mvm->fwrt.ppag_table.enabled = cpu_to_le32(0); 831 data = iwl_acpi_get_object(mvm->dev, ACPI_PPAG_METHOD); 832 if (IS_ERR(data)) 833 return PTR_ERR(data); 834 835 wifi_pkg = iwl_acpi_get_wifi_pkg(mvm->dev, data, 836 ACPI_PPAG_WIFI_DATA_SIZE, &tbl_rev); 837 838 if (IS_ERR(wifi_pkg)) { 839 ret = PTR_ERR(wifi_pkg); 840 goto out_free; 841 } 842 843 if (tbl_rev != 0) { 844 ret = -EINVAL; 845 goto out_free; 846 } 847 848 enabled = &wifi_pkg->package.elements[1]; 849 if (enabled->type != ACPI_TYPE_INTEGER || 850 (enabled->integer.value != 0 && enabled->integer.value != 1)) { 851 ret = -EINVAL; 852 goto out_free; 853 } 854 855 mvm->fwrt.ppag_table.enabled = cpu_to_le32(enabled->integer.value); 856 if (!mvm->fwrt.ppag_table.enabled) { 857 ret = 0; 858 goto out_free; 859 } 860 861 /* 862 * read, verify gain values and save them into the PPAG table. 863 * first sub-band (j=0) corresponds to Low-Band (2.4GHz), and the 864 * following sub-bands to High-Band (5GHz). 865 */ 866 for (i = 0; i < ACPI_PPAG_NUM_CHAINS; i++) { 867 for (j = 0; j < ACPI_PPAG_NUM_SUB_BANDS; j++) { 868 union acpi_object *ent; 869 870 ent = &wifi_pkg->package.elements[idx++]; 871 if (ent->type != ACPI_TYPE_INTEGER || 872 (j == 0 && ent->integer.value > ACPI_PPAG_MAX_LB) || 873 (j == 0 && ent->integer.value < ACPI_PPAG_MIN_LB) || 874 (j != 0 && ent->integer.value > ACPI_PPAG_MAX_HB) || 875 (j != 0 && ent->integer.value < ACPI_PPAG_MIN_HB)) { 876 mvm->fwrt.ppag_table.enabled = cpu_to_le32(0); 877 ret = -EINVAL; 878 goto out_free; 879 } 880 mvm->fwrt.ppag_table.gain[i][j] = ent->integer.value; 881 } 882 } 883 ret = 0; 884 out_free: 885 kfree(data); 886 return ret; 887 } 888 889 int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm) 890 { 891 int i, j, ret; 892 893 if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_SET_PPAG)) { 894 IWL_DEBUG_RADIO(mvm, 895 "PPAG capability not supported by FW, command not sent.\n"); 896 return 0; 897 } 898 899 if (!mvm->fwrt.ppag_table.enabled) { 900 IWL_DEBUG_RADIO(mvm, 901 "PPAG not enabled, command not sent.\n"); 902 return 0; 903 } 904 905 IWL_DEBUG_RADIO(mvm, "Sending PER_PLATFORM_ANT_GAIN_CMD\n"); 906 907 for (i = 0; i < ACPI_PPAG_NUM_CHAINS; i++) { 908 for (j = 0; j < ACPI_PPAG_NUM_SUB_BANDS; j++) { 909 IWL_DEBUG_RADIO(mvm, 910 "PPAG table: chain[%d] band[%d]: gain = %d\n", 911 i, j, mvm->fwrt.ppag_table.gain[i][j]); 912 } 913 } 914 915 ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(PHY_OPS_GROUP, 916 PER_PLATFORM_ANT_GAIN_CMD), 917 0, sizeof(mvm->fwrt.ppag_table), 918 &mvm->fwrt.ppag_table); 919 if (ret < 0) 920 IWL_ERR(mvm, "failed to send PER_PLATFORM_ANT_GAIN_CMD (%d)\n", 921 ret); 922 923 return ret; 924 } 925 926 static int iwl_mvm_ppag_init(struct iwl_mvm *mvm) 927 { 928 int ret; 929 930 ret = iwl_mvm_get_ppag_table(mvm); 931 if (ret < 0) { 932 IWL_DEBUG_RADIO(mvm, 933 "PPAG BIOS table invalid or unavailable. (%d)\n", 934 ret); 935 return 0; 936 } 937 return iwl_mvm_ppag_send_cmd(mvm); 938 } 939 940 #else /* CONFIG_ACPI */ 941 942 inline int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, 943 int prof_a, int prof_b) 944 { 945 return -ENOENT; 946 } 947 948 inline int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm) 949 { 950 return -ENOENT; 951 } 952 953 static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm) 954 { 955 return 0; 956 } 957 958 int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm) 959 { 960 return -ENOENT; 961 } 962 963 static int iwl_mvm_ppag_init(struct iwl_mvm *mvm) 964 { 965 return 0; 966 } 967 #endif /* CONFIG_ACPI */ 968 969 void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags) 970 { 971 u32 error_log_size = mvm->fw->ucode_capa.error_log_size; 972 int ret; 973 u32 resp; 974 975 struct iwl_fw_error_recovery_cmd recovery_cmd = { 976 .flags = cpu_to_le32(flags), 977 .buf_size = 0, 978 }; 979 struct iwl_host_cmd host_cmd = { 980 .id = WIDE_ID(SYSTEM_GROUP, FW_ERROR_RECOVERY_CMD), 981 .flags = CMD_WANT_SKB, 982 .data = {&recovery_cmd, }, 983 .len = {sizeof(recovery_cmd), }, 984 }; 985 986 /* no error log was defined in TLV */ 987 if (!error_log_size) 988 return; 989 990 if (flags & ERROR_RECOVERY_UPDATE_DB) { 991 /* no buf was allocated while HW reset */ 992 if (!mvm->error_recovery_buf) 993 return; 994 995 host_cmd.data[1] = mvm->error_recovery_buf; 996 host_cmd.len[1] = error_log_size; 997 host_cmd.dataflags[1] = IWL_HCMD_DFL_NOCOPY; 998 recovery_cmd.buf_size = cpu_to_le32(error_log_size); 999 } 1000 1001 ret = iwl_mvm_send_cmd(mvm, &host_cmd); 1002 kfree(mvm->error_recovery_buf); 1003 mvm->error_recovery_buf = NULL; 1004 1005 if (ret) { 1006 IWL_ERR(mvm, "Failed to send recovery cmd %d\n", ret); 1007 return; 1008 } 1009 1010 /* skb respond is only relevant in ERROR_RECOVERY_UPDATE_DB */ 1011 if (flags & ERROR_RECOVERY_UPDATE_DB) { 1012 resp = le32_to_cpu(*(__le32 *)host_cmd.resp_pkt->data); 1013 if (resp) 1014 IWL_ERR(mvm, 1015 "Failed to send recovery cmd blob was invalid %d\n", 1016 resp); 1017 } 1018 } 1019 1020 static int iwl_mvm_sar_init(struct iwl_mvm *mvm) 1021 { 1022 int ret; 1023 1024 ret = iwl_sar_get_wrds_table(&mvm->fwrt); 1025 if (ret < 0) { 1026 IWL_DEBUG_RADIO(mvm, 1027 "WRDS SAR BIOS table invalid or unavailable. (%d)\n", 1028 ret); 1029 /* 1030 * If not available, don't fail and don't bother with EWRD. 1031 * Return 1 to tell that we can't use WGDS either. 1032 */ 1033 return 1; 1034 } 1035 1036 ret = iwl_sar_get_ewrd_table(&mvm->fwrt); 1037 /* if EWRD is not available, we can still use WRDS, so don't fail */ 1038 if (ret < 0) 1039 IWL_DEBUG_RADIO(mvm, 1040 "EWRD SAR BIOS table invalid or unavailable. (%d)\n", 1041 ret); 1042 1043 return iwl_mvm_sar_select_profile(mvm, 1, 1); 1044 } 1045 1046 static int iwl_mvm_load_rt_fw(struct iwl_mvm *mvm) 1047 { 1048 int ret; 1049 1050 if (iwl_mvm_has_unified_ucode(mvm)) 1051 return iwl_run_unified_mvm_ucode(mvm, false); 1052 1053 ret = iwl_run_init_mvm_ucode(mvm, false); 1054 1055 if (ret) { 1056 IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", ret); 1057 1058 if (iwlmvm_mod_params.init_dbg) 1059 return 0; 1060 return ret; 1061 } 1062 1063 iwl_fw_dbg_stop_sync(&mvm->fwrt); 1064 iwl_trans_stop_device(mvm->trans); 1065 ret = iwl_trans_start_hw(mvm->trans); 1066 if (ret) 1067 return ret; 1068 1069 iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_EARLY, NULL); 1070 1071 mvm->rfkill_safe_init_done = false; 1072 ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR); 1073 if (ret) 1074 return ret; 1075 1076 mvm->rfkill_safe_init_done = true; 1077 1078 iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_AFTER_ALIVE, 1079 NULL); 1080 1081 return iwl_init_paging(&mvm->fwrt, mvm->fwrt.cur_fw_img); 1082 } 1083 1084 int iwl_mvm_up(struct iwl_mvm *mvm) 1085 { 1086 int ret, i; 1087 struct ieee80211_channel *chan; 1088 struct cfg80211_chan_def chandef; 1089 struct ieee80211_supported_band *sband = NULL; 1090 1091 lockdep_assert_held(&mvm->mutex); 1092 1093 ret = iwl_trans_start_hw(mvm->trans); 1094 if (ret) 1095 return ret; 1096 1097 ret = iwl_mvm_load_rt_fw(mvm); 1098 if (ret) { 1099 IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret); 1100 if (ret != -ERFKILL) 1101 iwl_fw_dbg_error_collect(&mvm->fwrt, 1102 FW_DBG_TRIGGER_DRIVER); 1103 goto error; 1104 } 1105 1106 iwl_get_shared_mem_conf(&mvm->fwrt); 1107 1108 ret = iwl_mvm_sf_update(mvm, NULL, false); 1109 if (ret) 1110 IWL_ERR(mvm, "Failed to initialize Smart Fifo\n"); 1111 1112 if (!iwl_trans_dbg_ini_valid(mvm->trans)) { 1113 mvm->fwrt.dump.conf = FW_DBG_INVALID; 1114 /* if we have a destination, assume EARLY START */ 1115 if (mvm->fw->dbg.dest_tlv) 1116 mvm->fwrt.dump.conf = FW_DBG_START_FROM_ALIVE; 1117 iwl_fw_start_dbg_conf(&mvm->fwrt, FW_DBG_START_FROM_ALIVE); 1118 } 1119 1120 ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm)); 1121 if (ret) 1122 goto error; 1123 1124 if (!iwl_mvm_has_unified_ucode(mvm)) { 1125 /* Send phy db control command and then phy db calibration */ 1126 ret = iwl_send_phy_db_data(mvm->phy_db); 1127 if (ret) 1128 goto error; 1129 } 1130 1131 ret = iwl_send_phy_cfg_cmd(mvm); 1132 if (ret) 1133 goto error; 1134 1135 ret = iwl_mvm_send_bt_init_conf(mvm); 1136 if (ret) 1137 goto error; 1138 1139 if (fw_has_capa(&mvm->fw->ucode_capa, 1140 IWL_UCODE_TLV_CAPA_SOC_LATENCY_SUPPORT)) { 1141 ret = iwl_set_soc_latency(mvm); 1142 if (ret) 1143 goto error; 1144 } 1145 1146 /* Init RSS configuration */ 1147 if (mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_22000) { 1148 ret = iwl_configure_rxq(mvm); 1149 if (ret) { 1150 IWL_ERR(mvm, "Failed to configure RX queues: %d\n", 1151 ret); 1152 goto error; 1153 } 1154 } 1155 1156 if (iwl_mvm_has_new_rx_api(mvm)) { 1157 ret = iwl_send_rss_cfg_cmd(mvm); 1158 if (ret) { 1159 IWL_ERR(mvm, "Failed to configure RSS queues: %d\n", 1160 ret); 1161 goto error; 1162 } 1163 } 1164 1165 /* init the fw <-> mac80211 STA mapping */ 1166 for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++) 1167 RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL); 1168 1169 mvm->tdls_cs.peer.sta_id = IWL_MVM_INVALID_STA; 1170 1171 /* reset quota debouncing buffer - 0xff will yield invalid data */ 1172 memset(&mvm->last_quota_cmd, 0xff, sizeof(mvm->last_quota_cmd)); 1173 1174 if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_DQA_SUPPORT)) { 1175 ret = iwl_mvm_send_dqa_cmd(mvm); 1176 if (ret) 1177 goto error; 1178 } 1179 1180 /* Add auxiliary station for scanning */ 1181 ret = iwl_mvm_add_aux_sta(mvm); 1182 if (ret) 1183 goto error; 1184 1185 /* Add all the PHY contexts */ 1186 i = 0; 1187 while (!sband && i < NUM_NL80211_BANDS) 1188 sband = mvm->hw->wiphy->bands[i++]; 1189 1190 if (WARN_ON_ONCE(!sband)) 1191 goto error; 1192 1193 chan = &sband->channels[0]; 1194 1195 cfg80211_chandef_create(&chandef, chan, NL80211_CHAN_NO_HT); 1196 for (i = 0; i < NUM_PHY_CTX; i++) { 1197 /* 1198 * The channel used here isn't relevant as it's 1199 * going to be overwritten in the other flows. 1200 * For now use the first channel we have. 1201 */ 1202 ret = iwl_mvm_phy_ctxt_add(mvm, &mvm->phy_ctxts[i], 1203 &chandef, 1, 1); 1204 if (ret) 1205 goto error; 1206 } 1207 1208 if (iwl_mvm_is_tt_in_fw(mvm)) { 1209 /* in order to give the responsibility of ct-kill and 1210 * TX backoff to FW we need to send empty temperature reporting 1211 * cmd during init time 1212 */ 1213 iwl_mvm_send_temp_report_ths_cmd(mvm); 1214 } else { 1215 /* Initialize tx backoffs to the minimal possible */ 1216 iwl_mvm_tt_tx_backoff(mvm, 0); 1217 } 1218 1219 #ifdef CONFIG_THERMAL 1220 /* TODO: read the budget from BIOS / Platform NVM */ 1221 1222 /* 1223 * In case there is no budget from BIOS / Platform NVM the default 1224 * budget should be 2000mW (cooling state 0). 1225 */ 1226 if (iwl_mvm_is_ctdp_supported(mvm)) { 1227 ret = iwl_mvm_ctdp_command(mvm, CTDP_CMD_OPERATION_START, 1228 mvm->cooling_dev.cur_state); 1229 if (ret) 1230 goto error; 1231 } 1232 #endif 1233 1234 if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_SET_LTR_GEN2)) 1235 WARN_ON(iwl_mvm_config_ltr(mvm)); 1236 1237 ret = iwl_mvm_power_update_device(mvm); 1238 if (ret) 1239 goto error; 1240 1241 /* 1242 * RTNL is not taken during Ct-kill, but we don't need to scan/Tx 1243 * anyway, so don't init MCC. 1244 */ 1245 if (!test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status)) { 1246 ret = iwl_mvm_init_mcc(mvm); 1247 if (ret) 1248 goto error; 1249 } 1250 1251 if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_UMAC_SCAN)) { 1252 mvm->scan_type = IWL_SCAN_TYPE_NOT_SET; 1253 mvm->hb_scan_type = IWL_SCAN_TYPE_NOT_SET; 1254 ret = iwl_mvm_config_scan(mvm); 1255 if (ret) 1256 goto error; 1257 } 1258 1259 if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) 1260 iwl_mvm_send_recovery_cmd(mvm, ERROR_RECOVERY_UPDATE_DB); 1261 1262 if (iwl_acpi_get_eckv(mvm->dev, &mvm->ext_clock_valid)) 1263 IWL_DEBUG_INFO(mvm, "ECKV table doesn't exist in BIOS\n"); 1264 1265 ret = iwl_mvm_ppag_init(mvm); 1266 if (ret) 1267 goto error; 1268 1269 ret = iwl_mvm_sar_init(mvm); 1270 if (ret == 0) { 1271 ret = iwl_mvm_sar_geo_init(mvm); 1272 } else if (ret == -ENOENT && !iwl_sar_get_wgds_table(&mvm->fwrt)) { 1273 /* 1274 * If basic SAR is not available, we check for WGDS, 1275 * which should *not* be available either. If it is 1276 * available, issue an error, because we can't use SAR 1277 * Geo without basic SAR. 1278 */ 1279 IWL_ERR(mvm, "BIOS contains WGDS but no WRDS\n"); 1280 } 1281 1282 if (ret < 0) 1283 goto error; 1284 1285 iwl_mvm_leds_sync(mvm); 1286 1287 IWL_DEBUG_INFO(mvm, "RT uCode started.\n"); 1288 return 0; 1289 error: 1290 if (!iwlmvm_mod_params.init_dbg || !ret) 1291 iwl_mvm_stop_device(mvm); 1292 return ret; 1293 } 1294 1295 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm) 1296 { 1297 int ret, i; 1298 1299 lockdep_assert_held(&mvm->mutex); 1300 1301 ret = iwl_trans_start_hw(mvm->trans); 1302 if (ret) 1303 return ret; 1304 1305 ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_WOWLAN); 1306 if (ret) { 1307 IWL_ERR(mvm, "Failed to start WoWLAN firmware: %d\n", ret); 1308 goto error; 1309 } 1310 1311 ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm)); 1312 if (ret) 1313 goto error; 1314 1315 /* Send phy db control command and then phy db calibration*/ 1316 ret = iwl_send_phy_db_data(mvm->phy_db); 1317 if (ret) 1318 goto error; 1319 1320 ret = iwl_send_phy_cfg_cmd(mvm); 1321 if (ret) 1322 goto error; 1323 1324 /* init the fw <-> mac80211 STA mapping */ 1325 for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++) 1326 RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL); 1327 1328 /* Add auxiliary station for scanning */ 1329 ret = iwl_mvm_add_aux_sta(mvm); 1330 if (ret) 1331 goto error; 1332 1333 return 0; 1334 error: 1335 iwl_mvm_stop_device(mvm); 1336 return ret; 1337 } 1338 1339 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm, 1340 struct iwl_rx_cmd_buffer *rxb) 1341 { 1342 struct iwl_rx_packet *pkt = rxb_addr(rxb); 1343 struct iwl_card_state_notif *card_state_notif = (void *)pkt->data; 1344 u32 flags = le32_to_cpu(card_state_notif->flags); 1345 1346 IWL_DEBUG_RF_KILL(mvm, "Card state received: HW:%s SW:%s CT:%s\n", 1347 (flags & HW_CARD_DISABLED) ? "Kill" : "On", 1348 (flags & SW_CARD_DISABLED) ? "Kill" : "On", 1349 (flags & CT_KILL_CARD_DISABLED) ? 1350 "Reached" : "Not reached"); 1351 } 1352 1353 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm, 1354 struct iwl_rx_cmd_buffer *rxb) 1355 { 1356 struct iwl_rx_packet *pkt = rxb_addr(rxb); 1357 struct iwl_mfuart_load_notif *mfuart_notif = (void *)pkt->data; 1358 1359 IWL_DEBUG_INFO(mvm, 1360 "MFUART: installed ver: 0x%08x, external ver: 0x%08x, status: 0x%08x, duration: 0x%08x\n", 1361 le32_to_cpu(mfuart_notif->installed_ver), 1362 le32_to_cpu(mfuart_notif->external_ver), 1363 le32_to_cpu(mfuart_notif->status), 1364 le32_to_cpu(mfuart_notif->duration)); 1365 1366 if (iwl_rx_packet_payload_len(pkt) == sizeof(*mfuart_notif)) 1367 IWL_DEBUG_INFO(mvm, 1368 "MFUART: image size: 0x%08x\n", 1369 le32_to_cpu(mfuart_notif->image_size)); 1370 } 1371