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#include "fw/pnvm.h" 74 75#include "mvm.h" 76#include "fw/dbg.h" 77#include "iwl-phy-db.h" 78#include "iwl-modparams.h" 79#include "iwl-nvm-parse.h" 80 81#define MVM_UCODE_ALIVE_TIMEOUT (HZ) 82#define MVM_UCODE_CALIB_TIMEOUT (2 * HZ) 83 84#define UCODE_VALID_OK cpu_to_le32(0x1) 85 86struct iwl_mvm_alive_data { 87 bool valid; 88 u32 scd_base_addr; 89}; 90 91static int iwl_send_tx_ant_cfg(struct iwl_mvm *mvm, u8 valid_tx_ant) 92{ 93 struct iwl_tx_ant_cfg_cmd tx_ant_cmd = { 94 .valid = cpu_to_le32(valid_tx_ant), 95 }; 96 97 IWL_DEBUG_FW(mvm, "select valid tx ant: %u\n", valid_tx_ant); 98 return iwl_mvm_send_cmd_pdu(mvm, TX_ANT_CONFIGURATION_CMD, 0, 99 sizeof(tx_ant_cmd), &tx_ant_cmd); 100} 101 102static int iwl_send_rss_cfg_cmd(struct iwl_mvm *mvm) 103{ 104 int i; 105 struct iwl_rss_config_cmd cmd = { 106 .flags = cpu_to_le32(IWL_RSS_ENABLE), 107 .hash_mask = BIT(IWL_RSS_HASH_TYPE_IPV4_TCP) | 108 BIT(IWL_RSS_HASH_TYPE_IPV4_UDP) | 109 BIT(IWL_RSS_HASH_TYPE_IPV4_PAYLOAD) | 110 BIT(IWL_RSS_HASH_TYPE_IPV6_TCP) | 111 BIT(IWL_RSS_HASH_TYPE_IPV6_UDP) | 112 BIT(IWL_RSS_HASH_TYPE_IPV6_PAYLOAD), 113 }; 114 115 if (mvm->trans->num_rx_queues == 1) 116 return 0; 117 118 /* Do not direct RSS traffic to Q 0 which is our fallback queue */ 119 for (i = 0; i < ARRAY_SIZE(cmd.indirection_table); i++) 120 cmd.indirection_table[i] = 121 1 + (i % (mvm->trans->num_rx_queues - 1)); 122 netdev_rss_key_fill(cmd.secret_key, sizeof(cmd.secret_key)); 123 124 return iwl_mvm_send_cmd_pdu(mvm, RSS_CONFIG_CMD, 0, sizeof(cmd), &cmd); 125} 126 127static int iwl_configure_rxq(struct iwl_mvm *mvm) 128{ 129 int i, num_queues, size, ret; 130 struct iwl_rfh_queue_config *cmd; 131 struct iwl_host_cmd hcmd = { 132 .id = WIDE_ID(DATA_PATH_GROUP, RFH_QUEUE_CONFIG_CMD), 133 .dataflags[0] = IWL_HCMD_DFL_NOCOPY, 134 }; 135 136 /* 137 * The default queue is configured via context info, so if we 138 * have a single queue, there's nothing to do here. 139 */ 140 if (mvm->trans->num_rx_queues == 1) 141 return 0; 142 143 /* skip the default queue */ 144 num_queues = mvm->trans->num_rx_queues - 1; 145 146 size = struct_size(cmd, data, num_queues); 147 148 cmd = kzalloc(size, GFP_KERNEL); 149 if (!cmd) 150 return -ENOMEM; 151 152 cmd->num_queues = num_queues; 153 154 for (i = 0; i < num_queues; i++) { 155 struct iwl_trans_rxq_dma_data data; 156 157 cmd->data[i].q_num = i + 1; 158 iwl_trans_get_rxq_dma_data(mvm->trans, i + 1, &data); 159 160 cmd->data[i].fr_bd_cb = cpu_to_le64(data.fr_bd_cb); 161 cmd->data[i].urbd_stts_wrptr = 162 cpu_to_le64(data.urbd_stts_wrptr); 163 cmd->data[i].ur_bd_cb = cpu_to_le64(data.ur_bd_cb); 164 cmd->data[i].fr_bd_wid = cpu_to_le32(data.fr_bd_wid); 165 } 166 167 hcmd.data[0] = cmd; 168 hcmd.len[0] = size; 169 170 ret = iwl_mvm_send_cmd(mvm, &hcmd); 171 172 kfree(cmd); 173 174 return ret; 175} 176 177static int iwl_mvm_send_dqa_cmd(struct iwl_mvm *mvm) 178{ 179 struct iwl_dqa_enable_cmd dqa_cmd = { 180 .cmd_queue = cpu_to_le32(IWL_MVM_DQA_CMD_QUEUE), 181 }; 182 u32 cmd_id = iwl_cmd_id(DQA_ENABLE_CMD, DATA_PATH_GROUP, 0); 183 int ret; 184 185 ret = iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, sizeof(dqa_cmd), &dqa_cmd); 186 if (ret) 187 IWL_ERR(mvm, "Failed to send DQA enabling command: %d\n", ret); 188 else 189 IWL_DEBUG_FW(mvm, "Working in DQA mode\n"); 190 191 return ret; 192} 193 194void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm, 195 struct iwl_rx_cmd_buffer *rxb) 196{ 197 struct iwl_rx_packet *pkt = rxb_addr(rxb); 198 struct iwl_mfu_assert_dump_notif *mfu_dump_notif = (void *)pkt->data; 199 __le32 *dump_data = mfu_dump_notif->data; 200 int n_words = le32_to_cpu(mfu_dump_notif->data_size) / sizeof(__le32); 201 int i; 202 203 if (mfu_dump_notif->index_num == 0) 204 IWL_INFO(mvm, "MFUART assert id 0x%x occurred\n", 205 le32_to_cpu(mfu_dump_notif->assert_id)); 206 207 for (i = 0; i < n_words; i++) 208 IWL_DEBUG_INFO(mvm, 209 "MFUART assert dump, dword %u: 0x%08x\n", 210 le16_to_cpu(mfu_dump_notif->index_num) * 211 n_words + i, 212 le32_to_cpu(dump_data[i])); 213} 214 215static bool iwl_alive_fn(struct iwl_notif_wait_data *notif_wait, 216 struct iwl_rx_packet *pkt, void *data) 217{ 218 struct iwl_mvm *mvm = 219 container_of(notif_wait, struct iwl_mvm, notif_wait); 220 struct iwl_mvm_alive_data *alive_data = data; 221 struct iwl_umac_alive *umac; 222 struct iwl_lmac_alive *lmac1; 223 struct iwl_lmac_alive *lmac2 = NULL; 224 u16 status; 225 u32 lmac_error_event_table, umac_error_table; 226 227 /* 228 * For v5 and above, we can check the version, for older 229 * versions we need to check the size. 230 */ 231 if (iwl_fw_lookup_notif_ver(mvm->fw, LEGACY_GROUP, 232 UCODE_ALIVE_NTFY, 0) == 5) { 233 struct iwl_alive_ntf_v5 *palive; 234 235 palive = (void *)pkt->data; 236 umac = &palive->umac_data; 237 lmac1 = &palive->lmac_data[0]; 238 lmac2 = &palive->lmac_data[1]; 239 status = le16_to_cpu(palive->status); 240 241 mvm->trans->sku_id[0] = le32_to_cpu(palive->sku_id.data[0]); 242 mvm->trans->sku_id[1] = le32_to_cpu(palive->sku_id.data[1]); 243 mvm->trans->sku_id[2] = le32_to_cpu(palive->sku_id.data[2]); 244 245 IWL_DEBUG_FW(mvm, "Got sku_id: 0x0%x 0x0%x 0x0%x\n", 246 mvm->trans->sku_id[0], 247 mvm->trans->sku_id[1], 248 mvm->trans->sku_id[2]); 249 } else if (iwl_rx_packet_payload_len(pkt) == sizeof(struct iwl_alive_ntf_v4)) { 250 struct iwl_alive_ntf_v4 *palive; 251 252 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 if (iwl_rx_packet_payload_len(pkt) == 258 sizeof(struct iwl_alive_ntf_v3)) { 259 struct iwl_alive_ntf_v3 *palive3; 260 261 palive3 = (void *)pkt->data; 262 umac = &palive3->umac_data; 263 lmac1 = &palive3->lmac_data; 264 status = le16_to_cpu(palive3->status); 265 } else { 266 WARN(1, "unsupported alive notification (size %d)\n", 267 iwl_rx_packet_payload_len(pkt)); 268 /* get timeout later */ 269 return false; 270 } 271 272 lmac_error_event_table = 273 le32_to_cpu(lmac1->dbg_ptrs.error_event_table_ptr); 274 iwl_fw_lmac1_set_alive_err_table(mvm->trans, lmac_error_event_table); 275 276 if (lmac2) 277 mvm->trans->dbg.lmac_error_event_table[1] = 278 le32_to_cpu(lmac2->dbg_ptrs.error_event_table_ptr); 279 280 umac_error_table = le32_to_cpu(umac->dbg_ptrs.error_info_addr); 281 282 if (umac_error_table) { 283 if (umac_error_table >= 284 mvm->trans->cfg->min_umac_error_event_table) { 285 iwl_fw_umac_set_alive_err_table(mvm->trans, 286 umac_error_table); 287 } else { 288 IWL_ERR(mvm, 289 "Not valid error log pointer 0x%08X for %s uCode\n", 290 umac_error_table, 291 (mvm->fwrt.cur_fw_img == IWL_UCODE_INIT) ? 292 "Init" : "RT"); 293 } 294 } 295 296 alive_data->scd_base_addr = le32_to_cpu(lmac1->dbg_ptrs.scd_base_ptr); 297 alive_data->valid = status == IWL_ALIVE_STATUS_OK; 298 299 IWL_DEBUG_FW(mvm, 300 "Alive ucode status 0x%04x revision 0x%01X 0x%01X\n", 301 status, lmac1->ver_type, lmac1->ver_subtype); 302 303 if (lmac2) 304 IWL_DEBUG_FW(mvm, "Alive ucode CDB\n"); 305 306 IWL_DEBUG_FW(mvm, 307 "UMAC version: Major - 0x%x, Minor - 0x%x\n", 308 le32_to_cpu(umac->umac_major), 309 le32_to_cpu(umac->umac_minor)); 310 311 iwl_fwrt_update_fw_versions(&mvm->fwrt, lmac1, umac); 312 313 return true; 314} 315 316static bool iwl_wait_init_complete(struct iwl_notif_wait_data *notif_wait, 317 struct iwl_rx_packet *pkt, void *data) 318{ 319 WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF); 320 321 return true; 322} 323 324static bool iwl_wait_phy_db_entry(struct iwl_notif_wait_data *notif_wait, 325 struct iwl_rx_packet *pkt, void *data) 326{ 327 struct iwl_phy_db *phy_db = data; 328 329 if (pkt->hdr.cmd != CALIB_RES_NOTIF_PHY_DB) { 330 WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF); 331 return true; 332 } 333 334 WARN_ON(iwl_phy_db_set_section(phy_db, pkt)); 335 336 return false; 337} 338 339static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm, 340 enum iwl_ucode_type ucode_type) 341{ 342 struct iwl_notification_wait alive_wait; 343 struct iwl_mvm_alive_data alive_data = {}; 344 const struct fw_img *fw; 345 int ret; 346 enum iwl_ucode_type old_type = mvm->fwrt.cur_fw_img; 347 static const u16 alive_cmd[] = { UCODE_ALIVE_NTFY }; 348 bool run_in_rfkill = 349 ucode_type == IWL_UCODE_INIT || iwl_mvm_has_unified_ucode(mvm); 350 351 if (ucode_type == IWL_UCODE_REGULAR && 352 iwl_fw_dbg_conf_usniffer(mvm->fw, FW_DBG_START_FROM_ALIVE) && 353 !(fw_has_capa(&mvm->fw->ucode_capa, 354 IWL_UCODE_TLV_CAPA_USNIFFER_UNIFIED))) 355 fw = iwl_get_ucode_image(mvm->fw, IWL_UCODE_REGULAR_USNIFFER); 356 else 357 fw = iwl_get_ucode_image(mvm->fw, ucode_type); 358 if (WARN_ON(!fw)) 359 return -EINVAL; 360 iwl_fw_set_current_image(&mvm->fwrt, ucode_type); 361 clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status); 362 363 iwl_init_notification_wait(&mvm->notif_wait, &alive_wait, 364 alive_cmd, ARRAY_SIZE(alive_cmd), 365 iwl_alive_fn, &alive_data); 366 367 /* 368 * We want to load the INIT firmware even in RFKILL 369 * For the unified firmware case, the ucode_type is not 370 * INIT, but we still need to run it. 371 */ 372 ret = iwl_trans_start_fw(mvm->trans, fw, run_in_rfkill); 373 if (ret) { 374 iwl_fw_set_current_image(&mvm->fwrt, old_type); 375 iwl_remove_notification(&mvm->notif_wait, &alive_wait); 376 return ret; 377 } 378 379 /* 380 * Some things may run in the background now, but we 381 * just wait for the ALIVE notification here. 382 */ 383 ret = iwl_wait_notification(&mvm->notif_wait, &alive_wait, 384 MVM_UCODE_ALIVE_TIMEOUT); 385 if (ret) { 386 struct iwl_trans *trans = mvm->trans; 387 388 if (trans->trans_cfg->device_family >= 389 IWL_DEVICE_FAMILY_22000) { 390 IWL_ERR(mvm, 391 "SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n", 392 iwl_read_umac_prph(trans, UMAG_SB_CPU_1_STATUS), 393 iwl_read_umac_prph(trans, 394 UMAG_SB_CPU_2_STATUS)); 395 IWL_ERR(mvm, "UMAC PC: 0x%x\n", 396 iwl_read_umac_prph(trans, 397 UREG_UMAC_CURRENT_PC)); 398 IWL_ERR(mvm, "LMAC PC: 0x%x\n", 399 iwl_read_umac_prph(trans, 400 UREG_LMAC1_CURRENT_PC)); 401 if (iwl_mvm_is_cdb_supported(mvm)) 402 IWL_ERR(mvm, "LMAC2 PC: 0x%x\n", 403 iwl_read_umac_prph(trans, 404 UREG_LMAC2_CURRENT_PC)); 405 } else if (trans->trans_cfg->device_family >= 406 IWL_DEVICE_FAMILY_8000) { 407 IWL_ERR(mvm, 408 "SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n", 409 iwl_read_prph(trans, SB_CPU_1_STATUS), 410 iwl_read_prph(trans, SB_CPU_2_STATUS)); 411 } 412 413 if (ret == -ETIMEDOUT) 414 iwl_fw_dbg_error_collect(&mvm->fwrt, 415 FW_DBG_TRIGGER_ALIVE_TIMEOUT); 416 417 iwl_fw_set_current_image(&mvm->fwrt, old_type); 418 return ret; 419 } 420 421 if (!alive_data.valid) { 422 IWL_ERR(mvm, "Loaded ucode is not valid!\n"); 423 iwl_fw_set_current_image(&mvm->fwrt, old_type); 424 return -EIO; 425 } 426 427 ret = iwl_pnvm_load(mvm->trans, &mvm->notif_wait); 428 if (ret) { 429 IWL_ERR(mvm, "Timeout waiting for PNVM load!\n"); 430 iwl_fw_set_current_image(&mvm->fwrt, old_type); 431 return ret; 432 } 433 434 iwl_trans_fw_alive(mvm->trans, alive_data.scd_base_addr); 435 436 /* 437 * Note: all the queues are enabled as part of the interface 438 * initialization, but in firmware restart scenarios they 439 * could be stopped, so wake them up. In firmware restart, 440 * mac80211 will have the queues stopped as well until the 441 * reconfiguration completes. During normal startup, they 442 * will be empty. 443 */ 444 445 memset(&mvm->queue_info, 0, sizeof(mvm->queue_info)); 446 /* 447 * Set a 'fake' TID for the command queue, since we use the 448 * hweight() of the tid_bitmap as a refcount now. Not that 449 * we ever even consider the command queue as one we might 450 * want to reuse, but be safe nevertheless. 451 */ 452 mvm->queue_info[IWL_MVM_DQA_CMD_QUEUE].tid_bitmap = 453 BIT(IWL_MAX_TID_COUNT + 2); 454 455 set_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status); 456#ifdef CONFIG_IWLWIFI_DEBUGFS 457 iwl_fw_set_dbg_rec_on(&mvm->fwrt); 458#endif 459 460 return 0; 461} 462 463static int iwl_run_unified_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm) 464{ 465 struct iwl_notification_wait init_wait; 466 struct iwl_nvm_access_complete_cmd nvm_complete = {}; 467 struct iwl_init_extended_cfg_cmd init_cfg = { 468 .init_flags = cpu_to_le32(BIT(IWL_INIT_NVM)), 469 }; 470 static const u16 init_complete[] = { 471 INIT_COMPLETE_NOTIF, 472 }; 473 int ret; 474 475 if (mvm->trans->cfg->tx_with_siso_diversity) 476 init_cfg.init_flags |= cpu_to_le32(BIT(IWL_INIT_PHY)); 477 478 lockdep_assert_held(&mvm->mutex); 479 480 mvm->rfkill_safe_init_done = false; 481 482 iwl_init_notification_wait(&mvm->notif_wait, 483 &init_wait, 484 init_complete, 485 ARRAY_SIZE(init_complete), 486 iwl_wait_init_complete, 487 NULL); 488 489 iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_EARLY, NULL); 490 491 /* Will also start the device */ 492 ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR); 493 if (ret) { 494 IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret); 495 goto error; 496 } 497 iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_AFTER_ALIVE, 498 NULL); 499 500 /* Send init config command to mark that we are sending NVM access 501 * commands 502 */ 503 ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(SYSTEM_GROUP, 504 INIT_EXTENDED_CFG_CMD), 505 CMD_SEND_IN_RFKILL, 506 sizeof(init_cfg), &init_cfg); 507 if (ret) { 508 IWL_ERR(mvm, "Failed to run init config command: %d\n", 509 ret); 510 goto error; 511 } 512 513 /* Load NVM to NIC if needed */ 514 if (mvm->nvm_file_name) { 515 iwl_read_external_nvm(mvm->trans, mvm->nvm_file_name, 516 mvm->nvm_sections); 517 iwl_mvm_load_nvm_to_nic(mvm); 518 } 519 520 if (IWL_MVM_PARSE_NVM && read_nvm) { 521 ret = iwl_nvm_init(mvm); 522 if (ret) { 523 IWL_ERR(mvm, "Failed to read NVM: %d\n", ret); 524 goto error; 525 } 526 } 527 528 ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(REGULATORY_AND_NVM_GROUP, 529 NVM_ACCESS_COMPLETE), 530 CMD_SEND_IN_RFKILL, 531 sizeof(nvm_complete), &nvm_complete); 532 if (ret) { 533 IWL_ERR(mvm, "Failed to run complete NVM access: %d\n", 534 ret); 535 goto error; 536 } 537 538 /* We wait for the INIT complete notification */ 539 ret = iwl_wait_notification(&mvm->notif_wait, &init_wait, 540 MVM_UCODE_ALIVE_TIMEOUT); 541 if (ret) 542 return ret; 543 544 /* Read the NVM only at driver load time, no need to do this twice */ 545 if (!IWL_MVM_PARSE_NVM && read_nvm) { 546 mvm->nvm_data = iwl_get_nvm(mvm->trans, mvm->fw); 547 if (IS_ERR(mvm->nvm_data)) { 548 ret = PTR_ERR(mvm->nvm_data); 549 mvm->nvm_data = NULL; 550 IWL_ERR(mvm, "Failed to read NVM: %d\n", ret); 551 return ret; 552 } 553 } 554 555 mvm->rfkill_safe_init_done = true; 556 557 return 0; 558 559error: 560 iwl_remove_notification(&mvm->notif_wait, &init_wait); 561 return ret; 562} 563 564#ifdef CONFIG_ACPI 565static void iwl_mvm_phy_filter_init(struct iwl_mvm *mvm, 566 struct iwl_phy_specific_cfg *phy_filters) 567{ 568 /* 569 * TODO: read specific phy config from BIOS 570 * ACPI table for this feature has not been defined yet, 571 * so for now we use hardcoded values. 572 */ 573 574 if (IWL_MVM_PHY_FILTER_CHAIN_A) { 575 phy_filters->filter_cfg_chain_a = 576 cpu_to_le32(IWL_MVM_PHY_FILTER_CHAIN_A); 577 } 578 if (IWL_MVM_PHY_FILTER_CHAIN_B) { 579 phy_filters->filter_cfg_chain_b = 580 cpu_to_le32(IWL_MVM_PHY_FILTER_CHAIN_B); 581 } 582 if (IWL_MVM_PHY_FILTER_CHAIN_C) { 583 phy_filters->filter_cfg_chain_c = 584 cpu_to_le32(IWL_MVM_PHY_FILTER_CHAIN_C); 585 } 586 if (IWL_MVM_PHY_FILTER_CHAIN_D) { 587 phy_filters->filter_cfg_chain_d = 588 cpu_to_le32(IWL_MVM_PHY_FILTER_CHAIN_D); 589 } 590} 591 592#else /* CONFIG_ACPI */ 593 594static void iwl_mvm_phy_filter_init(struct iwl_mvm *mvm, 595 struct iwl_phy_specific_cfg *phy_filters) 596{ 597} 598#endif /* CONFIG_ACPI */ 599 600static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm) 601{ 602 struct iwl_phy_cfg_cmd_v3 phy_cfg_cmd; 603 enum iwl_ucode_type ucode_type = mvm->fwrt.cur_fw_img; 604 struct iwl_phy_specific_cfg phy_filters = {}; 605 u8 cmd_ver; 606 size_t cmd_size; 607 608 if (iwl_mvm_has_unified_ucode(mvm) && 609 !mvm->trans->cfg->tx_with_siso_diversity) 610 return 0; 611 612 if (mvm->trans->cfg->tx_with_siso_diversity) { 613 /* 614 * TODO: currently we don't set the antenna but letting the NIC 615 * to decide which antenna to use. This should come from BIOS. 616 */ 617 phy_cfg_cmd.phy_cfg = 618 cpu_to_le32(FW_PHY_CFG_CHAIN_SAD_ENABLED); 619 } 620 621 /* Set parameters */ 622 phy_cfg_cmd.phy_cfg = cpu_to_le32(iwl_mvm_get_phy_config(mvm)); 623 624 /* set flags extra PHY configuration flags from the device's cfg */ 625 phy_cfg_cmd.phy_cfg |= 626 cpu_to_le32(mvm->trans->trans_cfg->extra_phy_cfg_flags); 627 628 phy_cfg_cmd.calib_control.event_trigger = 629 mvm->fw->default_calib[ucode_type].event_trigger; 630 phy_cfg_cmd.calib_control.flow_trigger = 631 mvm->fw->default_calib[ucode_type].flow_trigger; 632 633 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, IWL_ALWAYS_LONG_GROUP, 634 PHY_CONFIGURATION_CMD, 635 IWL_FW_CMD_VER_UNKNOWN); 636 if (cmd_ver == 3) { 637 iwl_mvm_phy_filter_init(mvm, &phy_filters); 638 memcpy(&phy_cfg_cmd.phy_specific_cfg, &phy_filters, 639 sizeof(struct iwl_phy_specific_cfg)); 640 } 641 642 IWL_DEBUG_INFO(mvm, "Sending Phy CFG command: 0x%x\n", 643 phy_cfg_cmd.phy_cfg); 644 cmd_size = (cmd_ver == 3) ? sizeof(struct iwl_phy_cfg_cmd_v3) : 645 sizeof(struct iwl_phy_cfg_cmd_v1); 646 return iwl_mvm_send_cmd_pdu(mvm, PHY_CONFIGURATION_CMD, 0, 647 cmd_size, &phy_cfg_cmd); 648} 649 650int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm) 651{ 652 struct iwl_notification_wait calib_wait; 653 static const u16 init_complete[] = { 654 INIT_COMPLETE_NOTIF, 655 CALIB_RES_NOTIF_PHY_DB 656 }; 657 int ret; 658 659 if (iwl_mvm_has_unified_ucode(mvm)) 660 return iwl_run_unified_mvm_ucode(mvm, true); 661 662 lockdep_assert_held(&mvm->mutex); 663 664 mvm->rfkill_safe_init_done = false; 665 666 iwl_init_notification_wait(&mvm->notif_wait, 667 &calib_wait, 668 init_complete, 669 ARRAY_SIZE(init_complete), 670 iwl_wait_phy_db_entry, 671 mvm->phy_db); 672 673 /* Will also start the device */ 674 ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_INIT); 675 if (ret) { 676 IWL_ERR(mvm, "Failed to start INIT ucode: %d\n", ret); 677 goto remove_notif; 678 } 679 680 if (mvm->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_8000) { 681 ret = iwl_mvm_send_bt_init_conf(mvm); 682 if (ret) 683 goto remove_notif; 684 } 685 686 /* Read the NVM only at driver load time, no need to do this twice */ 687 if (read_nvm) { 688 ret = iwl_nvm_init(mvm); 689 if (ret) { 690 IWL_ERR(mvm, "Failed to read NVM: %d\n", ret); 691 goto remove_notif; 692 } 693 } 694 695 /* In case we read the NVM from external file, load it to the NIC */ 696 if (mvm->nvm_file_name) 697 iwl_mvm_load_nvm_to_nic(mvm); 698 699 WARN_ONCE(mvm->nvm_data->nvm_version < mvm->trans->cfg->nvm_ver, 700 "Too old NVM version (0x%0x, required = 0x%0x)", 701 mvm->nvm_data->nvm_version, mvm->trans->cfg->nvm_ver); 702 703 /* 704 * abort after reading the nvm in case RF Kill is on, we will complete 705 * the init seq later when RF kill will switch to off 706 */ 707 if (iwl_mvm_is_radio_hw_killed(mvm)) { 708 IWL_DEBUG_RF_KILL(mvm, 709 "jump over all phy activities due to RF kill\n"); 710 goto remove_notif; 711 } 712 713 mvm->rfkill_safe_init_done = true; 714 715 /* Send TX valid antennas before triggering calibrations */ 716 ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm)); 717 if (ret) 718 goto remove_notif; 719 720 ret = iwl_send_phy_cfg_cmd(mvm); 721 if (ret) { 722 IWL_ERR(mvm, "Failed to run INIT calibrations: %d\n", 723 ret); 724 goto remove_notif; 725 } 726 727 /* 728 * Some things may run in the background now, but we 729 * just wait for the calibration complete notification. 730 */ 731 ret = iwl_wait_notification(&mvm->notif_wait, &calib_wait, 732 MVM_UCODE_CALIB_TIMEOUT); 733 if (!ret) 734 goto out; 735 736 if (iwl_mvm_is_radio_hw_killed(mvm)) { 737 IWL_DEBUG_RF_KILL(mvm, "RFKILL while calibrating.\n"); 738 ret = 0; 739 } else { 740 IWL_ERR(mvm, "Failed to run INIT calibrations: %d\n", 741 ret); 742 } 743 744 goto out; 745 746remove_notif: 747 iwl_remove_notification(&mvm->notif_wait, &calib_wait); 748out: 749 mvm->rfkill_safe_init_done = false; 750 if (iwlmvm_mod_params.init_dbg && !mvm->nvm_data) { 751 /* we want to debug INIT and we have no NVM - fake */ 752 mvm->nvm_data = kzalloc(sizeof(struct iwl_nvm_data) + 753 sizeof(struct ieee80211_channel) + 754 sizeof(struct ieee80211_rate), 755 GFP_KERNEL); 756 if (!mvm->nvm_data) 757 return -ENOMEM; 758 mvm->nvm_data->bands[0].channels = mvm->nvm_data->channels; 759 mvm->nvm_data->bands[0].n_channels = 1; 760 mvm->nvm_data->bands[0].n_bitrates = 1; 761 mvm->nvm_data->bands[0].bitrates = 762 (void *)mvm->nvm_data->channels + 1; 763 mvm->nvm_data->bands[0].bitrates->hw_value = 10; 764 } 765 766 return ret; 767} 768 769static int iwl_mvm_config_ltr(struct iwl_mvm *mvm) 770{ 771 struct iwl_ltr_config_cmd cmd = { 772 .flags = cpu_to_le32(LTR_CFG_FLAG_FEATURE_ENABLE), 773 }; 774 775 if (!mvm->trans->ltr_enabled) 776 return 0; 777 778 return iwl_mvm_send_cmd_pdu(mvm, LTR_CONFIG, 0, 779 sizeof(cmd), &cmd); 780} 781 782#ifdef CONFIG_ACPI 783int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b) 784{ 785 struct iwl_dev_tx_power_cmd cmd = { 786 .common.set_mode = cpu_to_le32(IWL_TX_POWER_MODE_SET_CHAINS), 787 }; 788 __le16 *per_chain; 789 int ret; 790 u16 len = 0; 791 u32 n_subbands; 792 u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, LONG_GROUP, 793 REDUCE_TX_POWER_CMD, 794 IWL_FW_CMD_VER_UNKNOWN); 795 796 if (cmd_ver == 6) { 797 len = sizeof(cmd.v6); 798 n_subbands = IWL_NUM_SUB_BANDS_V2; 799 per_chain = cmd.v6.per_chain[0][0]; 800 } else if (fw_has_api(&mvm->fw->ucode_capa, 801 IWL_UCODE_TLV_API_REDUCE_TX_POWER)) { 802 len = sizeof(cmd.v5); 803 n_subbands = IWL_NUM_SUB_BANDS; 804 per_chain = cmd.v5.per_chain[0][0]; 805 } else if (fw_has_capa(&mvm->fw->ucode_capa, 806 IWL_UCODE_TLV_CAPA_TX_POWER_ACK)) { 807 len = sizeof(cmd.v4); 808 n_subbands = IWL_NUM_SUB_BANDS; 809 per_chain = cmd.v4.per_chain[0][0]; 810 } else { 811 len = sizeof(cmd.v3); 812 n_subbands = IWL_NUM_SUB_BANDS; 813 per_chain = cmd.v3.per_chain[0][0]; 814 } 815 816 /* all structs have the same common part, add it */ 817 len += sizeof(cmd.common); 818 819 ret = iwl_sar_select_profile(&mvm->fwrt, per_chain, ACPI_SAR_NUM_TABLES, 820 n_subbands, prof_a, prof_b); 821 822 /* return on error or if the profile is disabled (positive number) */ 823 if (ret) 824 return ret; 825 826 IWL_DEBUG_RADIO(mvm, "Sending REDUCE_TX_POWER_CMD per chain\n"); 827 return iwl_mvm_send_cmd_pdu(mvm, REDUCE_TX_POWER_CMD, 0, len, &cmd); 828} 829 830int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm) 831{ 832 union iwl_geo_tx_power_profiles_cmd geo_tx_cmd; 833 struct iwl_geo_tx_power_profiles_resp *resp; 834 u16 len; 835 int ret; 836 struct iwl_host_cmd cmd; 837 u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, PHY_OPS_GROUP, 838 GEO_TX_POWER_LIMIT, 839 IWL_FW_CMD_VER_UNKNOWN); 840 841 /* the ops field is at the same spot for all versions, so set in v1 */ 842 geo_tx_cmd.v1.ops = 843 cpu_to_le32(IWL_PER_CHAIN_OFFSET_GET_CURRENT_TABLE); 844 845 if (cmd_ver == 3) 846 len = sizeof(geo_tx_cmd.v3); 847 else if (fw_has_api(&mvm->fwrt.fw->ucode_capa, 848 IWL_UCODE_TLV_API_SAR_TABLE_VER)) 849 len = sizeof(geo_tx_cmd.v2); 850 else 851 len = sizeof(geo_tx_cmd.v1); 852 853 if (!iwl_sar_geo_support(&mvm->fwrt)) 854 return -EOPNOTSUPP; 855 856 cmd = (struct iwl_host_cmd){ 857 .id = WIDE_ID(PHY_OPS_GROUP, GEO_TX_POWER_LIMIT), 858 .len = { len, }, 859 .flags = CMD_WANT_SKB, 860 .data = { &geo_tx_cmd }, 861 }; 862 863 ret = iwl_mvm_send_cmd(mvm, &cmd); 864 if (ret) { 865 IWL_ERR(mvm, "Failed to get geographic profile info %d\n", ret); 866 return ret; 867 } 868 869 resp = (void *)cmd.resp_pkt->data; 870 ret = le32_to_cpu(resp->profile_idx); 871 872 if (WARN_ON(ret > ACPI_NUM_GEO_PROFILES)) 873 ret = -EIO; 874 875 iwl_free_resp(&cmd); 876 return ret; 877} 878 879static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm) 880{ 881 union iwl_geo_tx_power_profiles_cmd cmd; 882 u16 len; 883 u32 n_bands; 884 int ret; 885 u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, PHY_OPS_GROUP, 886 GEO_TX_POWER_LIMIT, 887 IWL_FW_CMD_VER_UNKNOWN); 888 889 BUILD_BUG_ON(offsetof(struct iwl_geo_tx_power_profiles_cmd_v1, ops) != 890 offsetof(struct iwl_geo_tx_power_profiles_cmd_v2, ops) || 891 offsetof(struct iwl_geo_tx_power_profiles_cmd_v2, ops) != 892 offsetof(struct iwl_geo_tx_power_profiles_cmd_v3, ops)); 893 /* the ops field is at the same spot for all versions, so set in v1 */ 894 cmd.v1.ops = cpu_to_le32(IWL_PER_CHAIN_OFFSET_SET_TABLES); 895 896 if (cmd_ver == 3) { 897 len = sizeof(cmd.v3); 898 n_bands = ARRAY_SIZE(cmd.v3.table[0]); 899 } else if (fw_has_api(&mvm->fwrt.fw->ucode_capa, 900 IWL_UCODE_TLV_API_SAR_TABLE_VER)) { 901 len = sizeof(cmd.v2); 902 n_bands = ARRAY_SIZE(cmd.v2.table[0]); 903 } else { 904 len = sizeof(cmd.v1); 905 n_bands = ARRAY_SIZE(cmd.v1.table[0]); 906 } 907 908 BUILD_BUG_ON(offsetof(struct iwl_geo_tx_power_profiles_cmd_v1, table) != 909 offsetof(struct iwl_geo_tx_power_profiles_cmd_v2, table) || 910 offsetof(struct iwl_geo_tx_power_profiles_cmd_v2, table) != 911 offsetof(struct iwl_geo_tx_power_profiles_cmd_v3, table)); 912 /* the table is at the same position for all versions, so set use v1 */ 913 ret = iwl_sar_geo_init(&mvm->fwrt, &cmd.v1.table[0][0], n_bands); 914 915 /* 916 * It is a valid scenario to not support SAR, or miss wgds table, 917 * but in that case there is no need to send the command. 918 */ 919 if (ret) 920 return 0; 921 922 /* 923 * Set the revision on versions that contain it. 924 * This must be done after calling iwl_sar_geo_init(). 925 */ 926 if (cmd_ver == 3) 927 cmd.v3.table_revision = cpu_to_le32(mvm->fwrt.geo_rev); 928 else if (fw_has_api(&mvm->fwrt.fw->ucode_capa, 929 IWL_UCODE_TLV_API_SAR_TABLE_VER)) 930 cmd.v2.table_revision = cpu_to_le32(mvm->fwrt.geo_rev); 931 932 return iwl_mvm_send_cmd_pdu(mvm, 933 WIDE_ID(PHY_OPS_GROUP, GEO_TX_POWER_LIMIT), 934 0, len, &cmd); 935} 936 937static int iwl_mvm_get_ppag_table(struct iwl_mvm *mvm) 938{ 939 union acpi_object *wifi_pkg, *data, *enabled; 940 int i, j, ret, tbl_rev, num_sub_bands; 941 int idx = 2; 942 s8 *gain; 943 944 /* 945 * The 'enabled' field is the same in v1 and v2 so we can just 946 * use v1 to access it. 947 */ 948 mvm->fwrt.ppag_table.v1.enabled = cpu_to_le32(0); 949 data = iwl_acpi_get_object(mvm->dev, ACPI_PPAG_METHOD); 950 if (IS_ERR(data)) 951 return PTR_ERR(data); 952 953 /* try to read ppag table revision 1 */ 954 wifi_pkg = iwl_acpi_get_wifi_pkg(mvm->dev, data, 955 ACPI_PPAG_WIFI_DATA_SIZE_V2, &tbl_rev); 956 if (!IS_ERR(wifi_pkg)) { 957 if (tbl_rev != 1) { 958 ret = -EINVAL; 959 goto out_free; 960 } 961 num_sub_bands = IWL_NUM_SUB_BANDS_V2; 962 gain = mvm->fwrt.ppag_table.v2.gain[0]; 963 mvm->fwrt.ppag_ver = 2; 964 IWL_DEBUG_RADIO(mvm, "Reading PPAG table v2 (tbl_rev=1)\n"); 965 goto read_table; 966 } 967 968 /* try to read ppag table revision 0 */ 969 wifi_pkg = iwl_acpi_get_wifi_pkg(mvm->dev, data, 970 ACPI_PPAG_WIFI_DATA_SIZE, &tbl_rev); 971 if (!IS_ERR(wifi_pkg)) { 972 if (tbl_rev != 0) { 973 ret = -EINVAL; 974 goto out_free; 975 } 976 num_sub_bands = IWL_NUM_SUB_BANDS; 977 gain = mvm->fwrt.ppag_table.v1.gain[0]; 978 mvm->fwrt.ppag_ver = 1; 979 IWL_DEBUG_RADIO(mvm, "Reading PPAG table v1 (tbl_rev=0)\n"); 980 goto read_table; 981 } 982 ret = PTR_ERR(wifi_pkg); 983 goto out_free; 984 985read_table: 986 enabled = &wifi_pkg->package.elements[1]; 987 if (enabled->type != ACPI_TYPE_INTEGER || 988 (enabled->integer.value != 0 && enabled->integer.value != 1)) { 989 ret = -EINVAL; 990 goto out_free; 991 } 992 993 mvm->fwrt.ppag_table.v1.enabled = cpu_to_le32(enabled->integer.value); 994 if (!mvm->fwrt.ppag_table.v1.enabled) { 995 ret = 0; 996 goto out_free; 997 } 998 999 /* 1000 * read, verify gain values and save them into the PPAG table. 1001 * first sub-band (j=0) corresponds to Low-Band (2.4GHz), and the 1002 * following sub-bands to High-Band (5GHz). 1003 */ 1004 for (i = 0; i < IWL_NUM_CHAIN_LIMITS; i++) { 1005 for (j = 0; j < num_sub_bands; j++) { 1006 union acpi_object *ent; 1007 1008 ent = &wifi_pkg->package.elements[idx++]; 1009 if (ent->type != ACPI_TYPE_INTEGER) { 1010 ret = -EINVAL; 1011 goto out_free; 1012 } 1013 1014 gain[i * num_sub_bands + j] = ent->integer.value; 1015 1016 if ((j == 0 && 1017 (gain[i * num_sub_bands + j] > ACPI_PPAG_MAX_LB || 1018 gain[i * num_sub_bands + j] < ACPI_PPAG_MIN_LB)) || 1019 (j != 0 && 1020 (gain[i * num_sub_bands + j] > ACPI_PPAG_MAX_HB || 1021 gain[i * num_sub_bands + j] < ACPI_PPAG_MIN_HB))) { 1022 mvm->fwrt.ppag_table.v1.enabled = cpu_to_le32(0); 1023 ret = -EINVAL; 1024 goto out_free; 1025 } 1026 } 1027 } 1028 ret = 0; 1029out_free: 1030 kfree(data); 1031 return ret; 1032} 1033 1034int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm) 1035{ 1036 u8 cmd_ver; 1037 int i, j, ret, num_sub_bands, cmd_size; 1038 s8 *gain; 1039 1040 if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_SET_PPAG)) { 1041 IWL_DEBUG_RADIO(mvm, 1042 "PPAG capability not supported by FW, command not sent.\n"); 1043 return 0; 1044 } 1045 if (!mvm->fwrt.ppag_table.v1.enabled) { 1046 IWL_DEBUG_RADIO(mvm, "PPAG not enabled, command not sent.\n"); 1047 return 0; 1048 } 1049 1050 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, PHY_OPS_GROUP, 1051 PER_PLATFORM_ANT_GAIN_CMD, 1052 IWL_FW_CMD_VER_UNKNOWN); 1053 if (cmd_ver == 1) { 1054 num_sub_bands = IWL_NUM_SUB_BANDS; 1055 gain = mvm->fwrt.ppag_table.v1.gain[0]; 1056 cmd_size = sizeof(mvm->fwrt.ppag_table.v1); 1057 if (mvm->fwrt.ppag_ver == 2) { 1058 IWL_DEBUG_RADIO(mvm, 1059 "PPAG table is v2 but FW supports v1, sending truncated table\n"); 1060 } 1061 } else if (cmd_ver == 2) { 1062 num_sub_bands = IWL_NUM_SUB_BANDS_V2; 1063 gain = mvm->fwrt.ppag_table.v2.gain[0]; 1064 cmd_size = sizeof(mvm->fwrt.ppag_table.v2); 1065 if (mvm->fwrt.ppag_ver == 1) { 1066 IWL_DEBUG_RADIO(mvm, 1067 "PPAG table is v1 but FW supports v2, sending padded table\n"); 1068 } 1069 } else { 1070 IWL_DEBUG_RADIO(mvm, "Unsupported PPAG command version\n"); 1071 return 0; 1072 } 1073 1074 for (i = 0; i < IWL_NUM_CHAIN_LIMITS; i++) { 1075 for (j = 0; j < num_sub_bands; j++) { 1076 IWL_DEBUG_RADIO(mvm, 1077 "PPAG table: chain[%d] band[%d]: gain = %d\n", 1078 i, j, gain[i * num_sub_bands + j]); 1079 } 1080 } 1081 IWL_DEBUG_RADIO(mvm, "Sending PER_PLATFORM_ANT_GAIN_CMD\n"); 1082 ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(PHY_OPS_GROUP, 1083 PER_PLATFORM_ANT_GAIN_CMD), 1084 0, cmd_size, &mvm->fwrt.ppag_table); 1085 if (ret < 0) 1086 IWL_ERR(mvm, "failed to send PER_PLATFORM_ANT_GAIN_CMD (%d)\n", 1087 ret); 1088 1089 return ret; 1090} 1091 1092static int iwl_mvm_ppag_init(struct iwl_mvm *mvm) 1093{ 1094 int ret; 1095 1096 ret = iwl_mvm_get_ppag_table(mvm); 1097 if (ret < 0) { 1098 IWL_DEBUG_RADIO(mvm, 1099 "PPAG BIOS table invalid or unavailable. (%d)\n", 1100 ret); 1101 return 0; 1102 } 1103 return iwl_mvm_ppag_send_cmd(mvm); 1104} 1105 1106static void iwl_mvm_tas_init(struct iwl_mvm *mvm) 1107{ 1108 int ret; 1109 struct iwl_tas_config_cmd cmd = {}; 1110 int list_size; 1111 1112 BUILD_BUG_ON(ARRAY_SIZE(cmd.block_list_array) < 1113 APCI_WTAS_BLACK_LIST_MAX); 1114 1115 if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_TAS_CFG)) { 1116 IWL_DEBUG_RADIO(mvm, "TAS not enabled in FW\n"); 1117 return; 1118 } 1119 1120 ret = iwl_acpi_get_tas(&mvm->fwrt, cmd.block_list_array, &list_size); 1121 if (ret < 0) { 1122 IWL_DEBUG_RADIO(mvm, 1123 "TAS table invalid or unavailable. (%d)\n", 1124 ret); 1125 return; 1126 } 1127 1128 if (list_size < 0) 1129 return; 1130 1131 /* list size if TAS enabled can only be non-negative */ 1132 cmd.block_list_size = cpu_to_le32((u32)list_size); 1133 1134 ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(REGULATORY_AND_NVM_GROUP, 1135 TAS_CONFIG), 1136 0, sizeof(cmd), &cmd); 1137 if (ret < 0) 1138 IWL_DEBUG_RADIO(mvm, "failed to send TAS_CONFIG (%d)\n", ret); 1139} 1140 1141static u8 iwl_mvm_eval_dsm_indonesia_5g2(struct iwl_mvm *mvm) 1142{ 1143 int ret = iwl_acpi_get_dsm_u8((&mvm->fwrt)->dev, 0, 1144 DSM_FUNC_ENABLE_INDONESIA_5G2); 1145 1146 if (ret < 0) 1147 IWL_DEBUG_RADIO(mvm, 1148 "Failed to evaluate DSM function ENABLE_INDONESIA_5G2, ret=%d\n", 1149 ret); 1150 1151 else if (ret >= DSM_VALUE_INDONESIA_MAX) 1152 IWL_DEBUG_RADIO(mvm, 1153 "DSM function ENABLE_INDONESIA_5G2 return invalid value, ret=%d\n", 1154 ret); 1155 1156 else if (ret == DSM_VALUE_INDONESIA_ENABLE) { 1157 IWL_DEBUG_RADIO(mvm, 1158 "Evaluated DSM function ENABLE_INDONESIA_5G2: Enabling 5g2\n"); 1159 return DSM_VALUE_INDONESIA_ENABLE; 1160 } 1161 /* default behaviour is disabled */ 1162 return DSM_VALUE_INDONESIA_DISABLE; 1163} 1164 1165static u8 iwl_mvm_eval_dsm_disable_srd(struct iwl_mvm *mvm) 1166{ 1167 int ret = iwl_acpi_get_dsm_u8((&mvm->fwrt)->dev, 0, 1168 DSM_FUNC_DISABLE_SRD); 1169 1170 if (ret < 0) 1171 IWL_DEBUG_RADIO(mvm, 1172 "Failed to evaluate DSM function DISABLE_SRD, ret=%d\n", 1173 ret); 1174 1175 else if (ret >= DSM_VALUE_SRD_MAX) 1176 IWL_DEBUG_RADIO(mvm, 1177 "DSM function DISABLE_SRD return invalid value, ret=%d\n", 1178 ret); 1179 1180 else if (ret == DSM_VALUE_SRD_PASSIVE) { 1181 IWL_DEBUG_RADIO(mvm, 1182 "Evaluated DSM function DISABLE_SRD: setting SRD to passive\n"); 1183 return DSM_VALUE_SRD_PASSIVE; 1184 1185 } else if (ret == DSM_VALUE_SRD_DISABLE) { 1186 IWL_DEBUG_RADIO(mvm, 1187 "Evaluated DSM function DISABLE_SRD: disabling SRD\n"); 1188 return DSM_VALUE_SRD_DISABLE; 1189 } 1190 /* default behaviour is active */ 1191 return DSM_VALUE_SRD_ACTIVE; 1192} 1193 1194static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm) 1195{ 1196 u8 ret; 1197 int cmd_ret; 1198 struct iwl_lari_config_change_cmd cmd = {}; 1199 1200 if (iwl_mvm_eval_dsm_indonesia_5g2(mvm) == DSM_VALUE_INDONESIA_ENABLE) 1201 cmd.config_bitmap |= 1202 cpu_to_le32(LARI_CONFIG_ENABLE_5G2_IN_INDONESIA_MSK); 1203 1204 ret = iwl_mvm_eval_dsm_disable_srd(mvm); 1205 if (ret == DSM_VALUE_SRD_PASSIVE) 1206 cmd.config_bitmap |= 1207 cpu_to_le32(LARI_CONFIG_CHANGE_ETSI_TO_PASSIVE_MSK); 1208 1209 else if (ret == DSM_VALUE_SRD_DISABLE) 1210 cmd.config_bitmap |= 1211 cpu_to_le32(LARI_CONFIG_CHANGE_ETSI_TO_DISABLED_MSK); 1212 1213 /* apply more config masks here */ 1214 1215 if (cmd.config_bitmap) { 1216 IWL_DEBUG_RADIO(mvm, "sending LARI_CONFIG_CHANGE\n"); 1217 cmd_ret = iwl_mvm_send_cmd_pdu(mvm, 1218 WIDE_ID(REGULATORY_AND_NVM_GROUP, 1219 LARI_CONFIG_CHANGE), 1220 0, sizeof(cmd), &cmd); 1221 if (cmd_ret < 0) 1222 IWL_DEBUG_RADIO(mvm, 1223 "Failed to send LARI_CONFIG_CHANGE (%d)\n", 1224 cmd_ret); 1225 } 1226} 1227#else /* CONFIG_ACPI */ 1228 1229inline int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, 1230 int prof_a, int prof_b) 1231{ 1232 return -ENOENT; 1233} 1234 1235inline int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm) 1236{ 1237 return -ENOENT; 1238} 1239 1240static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm) 1241{ 1242 return 0; 1243} 1244 1245int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm) 1246{ 1247 return -ENOENT; 1248} 1249 1250static int iwl_mvm_ppag_init(struct iwl_mvm *mvm) 1251{ 1252 return 0; 1253} 1254 1255static void iwl_mvm_tas_init(struct iwl_mvm *mvm) 1256{ 1257} 1258 1259static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm) 1260{ 1261} 1262#endif /* CONFIG_ACPI */ 1263 1264void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags) 1265{ 1266 u32 error_log_size = mvm->fw->ucode_capa.error_log_size; 1267 int ret; 1268 u32 resp; 1269 1270 struct iwl_fw_error_recovery_cmd recovery_cmd = { 1271 .flags = cpu_to_le32(flags), 1272 .buf_size = 0, 1273 }; 1274 struct iwl_host_cmd host_cmd = { 1275 .id = WIDE_ID(SYSTEM_GROUP, FW_ERROR_RECOVERY_CMD), 1276 .flags = CMD_WANT_SKB, 1277 .data = {&recovery_cmd, }, 1278 .len = {sizeof(recovery_cmd), }, 1279 }; 1280 1281 /* no error log was defined in TLV */ 1282 if (!error_log_size) 1283 return; 1284 1285 if (flags & ERROR_RECOVERY_UPDATE_DB) { 1286 /* no buf was allocated while HW reset */ 1287 if (!mvm->error_recovery_buf) 1288 return; 1289 1290 host_cmd.data[1] = mvm->error_recovery_buf; 1291 host_cmd.len[1] = error_log_size; 1292 host_cmd.dataflags[1] = IWL_HCMD_DFL_NOCOPY; 1293 recovery_cmd.buf_size = cpu_to_le32(error_log_size); 1294 } 1295 1296 ret = iwl_mvm_send_cmd(mvm, &host_cmd); 1297 kfree(mvm->error_recovery_buf); 1298 mvm->error_recovery_buf = NULL; 1299 1300 if (ret) { 1301 IWL_ERR(mvm, "Failed to send recovery cmd %d\n", ret); 1302 return; 1303 } 1304 1305 /* skb respond is only relevant in ERROR_RECOVERY_UPDATE_DB */ 1306 if (flags & ERROR_RECOVERY_UPDATE_DB) { 1307 resp = le32_to_cpu(*(__le32 *)host_cmd.resp_pkt->data); 1308 if (resp) 1309 IWL_ERR(mvm, 1310 "Failed to send recovery cmd blob was invalid %d\n", 1311 resp); 1312 } 1313} 1314 1315static int iwl_mvm_sar_init(struct iwl_mvm *mvm) 1316{ 1317 int ret; 1318 1319 ret = iwl_sar_get_wrds_table(&mvm->fwrt); 1320 if (ret < 0) { 1321 IWL_DEBUG_RADIO(mvm, 1322 "WRDS SAR BIOS table invalid or unavailable. (%d)\n", 1323 ret); 1324 /* 1325 * If not available, don't fail and don't bother with EWRD. 1326 * Return 1 to tell that we can't use WGDS either. 1327 */ 1328 return 1; 1329 } 1330 1331 ret = iwl_sar_get_ewrd_table(&mvm->fwrt); 1332 /* if EWRD is not available, we can still use WRDS, so don't fail */ 1333 if (ret < 0) 1334 IWL_DEBUG_RADIO(mvm, 1335 "EWRD SAR BIOS table invalid or unavailable. (%d)\n", 1336 ret); 1337 1338 return iwl_mvm_sar_select_profile(mvm, 1, 1); 1339} 1340 1341static int iwl_mvm_load_rt_fw(struct iwl_mvm *mvm) 1342{ 1343 int ret; 1344 1345 if (iwl_mvm_has_unified_ucode(mvm)) 1346 return iwl_run_unified_mvm_ucode(mvm, false); 1347 1348 ret = iwl_run_init_mvm_ucode(mvm, false); 1349 1350 if (ret) { 1351 IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", ret); 1352 1353 if (iwlmvm_mod_params.init_dbg) 1354 return 0; 1355 return ret; 1356 } 1357 1358 iwl_fw_dbg_stop_sync(&mvm->fwrt); 1359 iwl_trans_stop_device(mvm->trans); 1360 ret = iwl_trans_start_hw(mvm->trans); 1361 if (ret) 1362 return ret; 1363 1364 iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_EARLY, NULL); 1365 1366 mvm->rfkill_safe_init_done = false; 1367 ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR); 1368 if (ret) 1369 return ret; 1370 1371 mvm->rfkill_safe_init_done = true; 1372 1373 iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_AFTER_ALIVE, 1374 NULL); 1375 1376 return iwl_init_paging(&mvm->fwrt, mvm->fwrt.cur_fw_img); 1377} 1378 1379int iwl_mvm_up(struct iwl_mvm *mvm) 1380{ 1381 int ret, i; 1382 struct ieee80211_channel *chan; 1383 struct cfg80211_chan_def chandef; 1384 struct ieee80211_supported_band *sband = NULL; 1385 1386 lockdep_assert_held(&mvm->mutex); 1387 1388 ret = iwl_trans_start_hw(mvm->trans); 1389 if (ret) 1390 return ret; 1391 1392 ret = iwl_mvm_load_rt_fw(mvm); 1393 if (ret) { 1394 IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret); 1395 if (ret != -ERFKILL) 1396 iwl_fw_dbg_error_collect(&mvm->fwrt, 1397 FW_DBG_TRIGGER_DRIVER); 1398 goto error; 1399 } 1400 1401 iwl_get_shared_mem_conf(&mvm->fwrt); 1402 1403 ret = iwl_mvm_sf_update(mvm, NULL, false); 1404 if (ret) 1405 IWL_ERR(mvm, "Failed to initialize Smart Fifo\n"); 1406 1407 if (!iwl_trans_dbg_ini_valid(mvm->trans)) { 1408 mvm->fwrt.dump.conf = FW_DBG_INVALID; 1409 /* if we have a destination, assume EARLY START */ 1410 if (mvm->fw->dbg.dest_tlv) 1411 mvm->fwrt.dump.conf = FW_DBG_START_FROM_ALIVE; 1412 iwl_fw_start_dbg_conf(&mvm->fwrt, FW_DBG_START_FROM_ALIVE); 1413 } 1414 1415 ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm)); 1416 if (ret) 1417 goto error; 1418 1419 if (!iwl_mvm_has_unified_ucode(mvm)) { 1420 /* Send phy db control command and then phy db calibration */ 1421 ret = iwl_send_phy_db_data(mvm->phy_db); 1422 if (ret) 1423 goto error; 1424 } 1425 1426 ret = iwl_send_phy_cfg_cmd(mvm); 1427 if (ret) 1428 goto error; 1429 1430 ret = iwl_mvm_send_bt_init_conf(mvm); 1431 if (ret) 1432 goto error; 1433 1434 if (fw_has_capa(&mvm->fw->ucode_capa, 1435 IWL_UCODE_TLV_CAPA_SOC_LATENCY_SUPPORT)) { 1436 ret = iwl_set_soc_latency(&mvm->fwrt); 1437 if (ret) 1438 goto error; 1439 } 1440 1441 /* Init RSS configuration */ 1442 if (mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_22000) { 1443 ret = iwl_configure_rxq(mvm); 1444 if (ret) { 1445 IWL_ERR(mvm, "Failed to configure RX queues: %d\n", 1446 ret); 1447 goto error; 1448 } 1449 } 1450 1451 if (iwl_mvm_has_new_rx_api(mvm)) { 1452 ret = iwl_send_rss_cfg_cmd(mvm); 1453 if (ret) { 1454 IWL_ERR(mvm, "Failed to configure RSS queues: %d\n", 1455 ret); 1456 goto error; 1457 } 1458 } 1459 1460 /* init the fw <-> mac80211 STA mapping */ 1461 for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++) 1462 RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL); 1463 1464 mvm->tdls_cs.peer.sta_id = IWL_MVM_INVALID_STA; 1465 1466 /* reset quota debouncing buffer - 0xff will yield invalid data */ 1467 memset(&mvm->last_quota_cmd, 0xff, sizeof(mvm->last_quota_cmd)); 1468 1469 if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_DQA_SUPPORT)) { 1470 ret = iwl_mvm_send_dqa_cmd(mvm); 1471 if (ret) 1472 goto error; 1473 } 1474 1475 /* 1476 * Add auxiliary station for scanning. 1477 * Newer versions of this command implies that the fw uses 1478 * internal aux station for all aux activities that don't 1479 * requires a dedicated data queue. 1480 */ 1481 if (iwl_fw_lookup_cmd_ver(mvm->fw, LONG_GROUP, 1482 ADD_STA, 1483 0) < 12) { 1484 /* 1485 * In old version the aux station uses mac id like other 1486 * station and not lmac id 1487 */ 1488 ret = iwl_mvm_add_aux_sta(mvm, MAC_INDEX_AUX); 1489 if (ret) 1490 goto error; 1491 } 1492 1493 /* Add all the PHY contexts */ 1494 i = 0; 1495 while (!sband && i < NUM_NL80211_BANDS) 1496 sband = mvm->hw->wiphy->bands[i++]; 1497 1498 if (WARN_ON_ONCE(!sband)) { 1499 ret = -ENODEV; 1500 goto error; 1501 } 1502 1503 chan = &sband->channels[0]; 1504 1505 cfg80211_chandef_create(&chandef, chan, NL80211_CHAN_NO_HT); 1506 for (i = 0; i < NUM_PHY_CTX; i++) { 1507 /* 1508 * The channel used here isn't relevant as it's 1509 * going to be overwritten in the other flows. 1510 * For now use the first channel we have. 1511 */ 1512 ret = iwl_mvm_phy_ctxt_add(mvm, &mvm->phy_ctxts[i], 1513 &chandef, 1, 1); 1514 if (ret) 1515 goto error; 1516 } 1517 1518 if (iwl_mvm_is_tt_in_fw(mvm)) { 1519 /* in order to give the responsibility of ct-kill and 1520 * TX backoff to FW we need to send empty temperature reporting 1521 * cmd during init time 1522 */ 1523 iwl_mvm_send_temp_report_ths_cmd(mvm); 1524 } else { 1525 /* Initialize tx backoffs to the minimal possible */ 1526 iwl_mvm_tt_tx_backoff(mvm, 0); 1527 } 1528 1529#ifdef CONFIG_THERMAL 1530 /* TODO: read the budget from BIOS / Platform NVM */ 1531 1532 /* 1533 * In case there is no budget from BIOS / Platform NVM the default 1534 * budget should be 2000mW (cooling state 0). 1535 */ 1536 if (iwl_mvm_is_ctdp_supported(mvm)) { 1537 ret = iwl_mvm_ctdp_command(mvm, CTDP_CMD_OPERATION_START, 1538 mvm->cooling_dev.cur_state); 1539 if (ret) 1540 goto error; 1541 } 1542#endif 1543 1544 if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_SET_LTR_GEN2)) 1545 WARN_ON(iwl_mvm_config_ltr(mvm)); 1546 1547 ret = iwl_mvm_power_update_device(mvm); 1548 if (ret) 1549 goto error; 1550 1551 iwl_mvm_lari_cfg(mvm); 1552 /* 1553 * RTNL is not taken during Ct-kill, but we don't need to scan/Tx 1554 * anyway, so don't init MCC. 1555 */ 1556 if (!test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status)) { 1557 ret = iwl_mvm_init_mcc(mvm); 1558 if (ret) 1559 goto error; 1560 } 1561 1562 if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_UMAC_SCAN)) { 1563 mvm->scan_type = IWL_SCAN_TYPE_NOT_SET; 1564 mvm->hb_scan_type = IWL_SCAN_TYPE_NOT_SET; 1565 ret = iwl_mvm_config_scan(mvm); 1566 if (ret) 1567 goto error; 1568 } 1569 1570 if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) 1571 iwl_mvm_send_recovery_cmd(mvm, ERROR_RECOVERY_UPDATE_DB); 1572 1573 if (iwl_acpi_get_eckv(mvm->dev, &mvm->ext_clock_valid)) 1574 IWL_DEBUG_INFO(mvm, "ECKV table doesn't exist in BIOS\n"); 1575 1576 ret = iwl_mvm_ppag_init(mvm); 1577 if (ret) 1578 goto error; 1579 1580 ret = iwl_mvm_sar_init(mvm); 1581 if (ret == 0) { 1582 ret = iwl_mvm_sar_geo_init(mvm); 1583 } else if (ret == -ENOENT && !iwl_sar_get_wgds_table(&mvm->fwrt)) { 1584 /* 1585 * If basic SAR is not available, we check for WGDS, 1586 * which should *not* be available either. If it is 1587 * available, issue an error, because we can't use SAR 1588 * Geo without basic SAR. 1589 */ 1590 IWL_ERR(mvm, "BIOS contains WGDS but no WRDS\n"); 1591 } 1592 1593 if (ret < 0) 1594 goto error; 1595 1596 iwl_mvm_tas_init(mvm); 1597 iwl_mvm_leds_sync(mvm); 1598 1599 iwl_mvm_ftm_initiator_smooth_config(mvm); 1600 1601 IWL_DEBUG_INFO(mvm, "RT uCode started.\n"); 1602 return 0; 1603 error: 1604 if (!iwlmvm_mod_params.init_dbg || !ret) 1605 iwl_mvm_stop_device(mvm); 1606 return ret; 1607} 1608 1609int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm) 1610{ 1611 int ret, i; 1612 1613 lockdep_assert_held(&mvm->mutex); 1614 1615 ret = iwl_trans_start_hw(mvm->trans); 1616 if (ret) 1617 return ret; 1618 1619 ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_WOWLAN); 1620 if (ret) { 1621 IWL_ERR(mvm, "Failed to start WoWLAN firmware: %d\n", ret); 1622 goto error; 1623 } 1624 1625 ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm)); 1626 if (ret) 1627 goto error; 1628 1629 /* Send phy db control command and then phy db calibration*/ 1630 ret = iwl_send_phy_db_data(mvm->phy_db); 1631 if (ret) 1632 goto error; 1633 1634 ret = iwl_send_phy_cfg_cmd(mvm); 1635 if (ret) 1636 goto error; 1637 1638 /* init the fw <-> mac80211 STA mapping */ 1639 for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++) 1640 RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL); 1641 1642 if (iwl_fw_lookup_cmd_ver(mvm->fw, LONG_GROUP, 1643 ADD_STA, 1644 0) < 12) { 1645 /* 1646 * Add auxiliary station for scanning. 1647 * Newer versions of this command implies that the fw uses 1648 * internal aux station for all aux activities that don't 1649 * requires a dedicated data queue. 1650 * In old version the aux station uses mac id like other 1651 * station and not lmac id 1652 */ 1653 ret = iwl_mvm_add_aux_sta(mvm, MAC_INDEX_AUX); 1654 if (ret) 1655 goto error; 1656 } 1657 1658 return 0; 1659 error: 1660 iwl_mvm_stop_device(mvm); 1661 return ret; 1662} 1663 1664void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm, 1665 struct iwl_rx_cmd_buffer *rxb) 1666{ 1667 struct iwl_rx_packet *pkt = rxb_addr(rxb); 1668 struct iwl_card_state_notif *card_state_notif = (void *)pkt->data; 1669 u32 flags = le32_to_cpu(card_state_notif->flags); 1670 1671 IWL_DEBUG_RF_KILL(mvm, "Card state received: HW:%s SW:%s CT:%s\n", 1672 (flags & HW_CARD_DISABLED) ? "Kill" : "On", 1673 (flags & SW_CARD_DISABLED) ? "Kill" : "On", 1674 (flags & CT_KILL_CARD_DISABLED) ? 1675 "Reached" : "Not reached"); 1676} 1677 1678void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm, 1679 struct iwl_rx_cmd_buffer *rxb) 1680{ 1681 struct iwl_rx_packet *pkt = rxb_addr(rxb); 1682 struct iwl_mfuart_load_notif *mfuart_notif = (void *)pkt->data; 1683 1684 IWL_DEBUG_INFO(mvm, 1685 "MFUART: installed ver: 0x%08x, external ver: 0x%08x, status: 0x%08x, duration: 0x%08x\n", 1686 le32_to_cpu(mfuart_notif->installed_ver), 1687 le32_to_cpu(mfuart_notif->external_ver), 1688 le32_to_cpu(mfuart_notif->status), 1689 le32_to_cpu(mfuart_notif->duration)); 1690 1691 if (iwl_rx_packet_payload_len(pkt) == sizeof(*mfuart_notif)) 1692 IWL_DEBUG_INFO(mvm, 1693 "MFUART: image size: 0x%08x\n", 1694 le32_to_cpu(mfuart_notif->image_size)); 1695} 1696