2221 lines · c
1// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause2/*3 * Copyright (C) 2012-2014, 2018-2024 Intel Corporation4 * Copyright (C) 2013-2015 Intel Mobile Communications GmbH5 * Copyright (C) 2016-2017 Intel Deutschland GmbH6 */7#include <linux/module.h>8#include <linux/rtnetlink.h>9#include <linux/vmalloc.h>10#include <net/mac80211.h>11 12#include "fw/notif-wait.h"13#include "iwl-trans.h"14#include "iwl-op-mode.h"15#include "fw/img.h"16#include "iwl-debug.h"17#include "iwl-drv.h"18#include "iwl-modparams.h"19#include "mvm.h"20#include "iwl-phy-db.h"21#include "iwl-nvm-utils.h"22#include "iwl-csr.h"23#include "iwl-io.h"24#include "iwl-prph.h"25#include "rs.h"26#include "fw/api/scan.h"27#include "fw/api/rfi.h"28#include "time-event.h"29#include "fw-api.h"30#include "fw/acpi.h"31#include "fw/uefi.h"32#include "time-sync.h"33 34#define DRV_DESCRIPTION "The new Intel(R) wireless AGN driver for Linux"35MODULE_DESCRIPTION(DRV_DESCRIPTION);36MODULE_LICENSE("GPL");37MODULE_IMPORT_NS(IWLWIFI);38 39static const struct iwl_op_mode_ops iwl_mvm_ops;40static const struct iwl_op_mode_ops iwl_mvm_ops_mq;41 42struct iwl_mvm_mod_params iwlmvm_mod_params = {43 .power_scheme = IWL_POWER_SCHEME_BPS,44};45 46module_param_named(power_scheme, iwlmvm_mod_params.power_scheme, int, 0444);47MODULE_PARM_DESC(power_scheme,48 "power management scheme: 1-active, 2-balanced, 3-low power, default: 2");49 50/*51 * module init and exit functions52 */53static int __init iwl_mvm_init(void)54{55 int ret;56 57 ret = iwl_mvm_rate_control_register();58 if (ret) {59 pr_err("Unable to register rate control algorithm: %d\n", ret);60 return ret;61 }62 63 ret = iwl_opmode_register("iwlmvm", &iwl_mvm_ops);64 if (ret)65 pr_err("Unable to register MVM op_mode: %d\n", ret);66 67 return ret;68}69module_init(iwl_mvm_init);70 71static void __exit iwl_mvm_exit(void)72{73 iwl_opmode_deregister("iwlmvm");74 iwl_mvm_rate_control_unregister();75}76module_exit(iwl_mvm_exit);77 78static void iwl_mvm_nic_config(struct iwl_op_mode *op_mode)79{80 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);81 u8 radio_cfg_type, radio_cfg_step, radio_cfg_dash;82 u32 reg_val;83 u32 phy_config = iwl_mvm_get_phy_config(mvm);84 85 radio_cfg_type = (phy_config & FW_PHY_CFG_RADIO_TYPE) >>86 FW_PHY_CFG_RADIO_TYPE_POS;87 radio_cfg_step = (phy_config & FW_PHY_CFG_RADIO_STEP) >>88 FW_PHY_CFG_RADIO_STEP_POS;89 radio_cfg_dash = (phy_config & FW_PHY_CFG_RADIO_DASH) >>90 FW_PHY_CFG_RADIO_DASH_POS;91 92 IWL_DEBUG_INFO(mvm, "Radio type=0x%x-0x%x-0x%x\n", radio_cfg_type,93 radio_cfg_step, radio_cfg_dash);94 95 if (mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_AX210)96 return;97 98 /* SKU control */99 reg_val = CSR_HW_REV_STEP_DASH(mvm->trans->hw_rev);100 101 /* radio configuration */102 reg_val |= radio_cfg_type << CSR_HW_IF_CONFIG_REG_POS_PHY_TYPE;103 reg_val |= radio_cfg_step << CSR_HW_IF_CONFIG_REG_POS_PHY_STEP;104 reg_val |= radio_cfg_dash << CSR_HW_IF_CONFIG_REG_POS_PHY_DASH;105 106 WARN_ON((radio_cfg_type << CSR_HW_IF_CONFIG_REG_POS_PHY_TYPE) &107 ~CSR_HW_IF_CONFIG_REG_MSK_PHY_TYPE);108 109 /*110 * TODO: Bits 7-8 of CSR in 8000 HW family and higher set the ADC111 * sampling, and shouldn't be set to any non-zero value.112 * The same is supposed to be true of the other HW, but unsetting113 * them (such as the 7260) causes automatic tests to fail on seemingly114 * unrelated errors. Need to further investigate this, but for now115 * we'll separate cases.116 */117 if (mvm->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_8000)118 reg_val |= CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI;119 120 if (iwl_fw_dbg_is_d3_debug_enabled(&mvm->fwrt))121 reg_val |= CSR_HW_IF_CONFIG_REG_D3_DEBUG;122 123 iwl_trans_set_bits_mask(mvm->trans, CSR_HW_IF_CONFIG_REG,124 CSR_HW_IF_CONFIG_REG_MSK_MAC_STEP_DASH |125 CSR_HW_IF_CONFIG_REG_MSK_PHY_TYPE |126 CSR_HW_IF_CONFIG_REG_MSK_PHY_STEP |127 CSR_HW_IF_CONFIG_REG_MSK_PHY_DASH |128 CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI |129 CSR_HW_IF_CONFIG_REG_BIT_MAC_SI |130 CSR_HW_IF_CONFIG_REG_D3_DEBUG,131 reg_val);132 133 /*134 * W/A : NIC is stuck in a reset state after Early PCIe power off135 * (PCIe power is lost before PERST# is asserted), causing ME FW136 * to lose ownership and not being able to obtain it back.137 */138 if (!mvm->trans->cfg->apmg_not_supported)139 iwl_set_bits_mask_prph(mvm->trans, APMG_PS_CTRL_REG,140 APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS,141 ~APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS);142}143 144static void iwl_mvm_rx_esr_mode_notif(struct iwl_mvm *mvm,145 struct iwl_rx_cmd_buffer *rxb)146{147 struct iwl_rx_packet *pkt = rxb_addr(rxb);148 struct iwl_mvm_esr_mode_notif *notif = (void *)pkt->data;149 struct ieee80211_vif *vif = iwl_mvm_get_bss_vif(mvm);150 151 /* FW recommendations is only for entering EMLSR */152 if (IS_ERR_OR_NULL(vif) || iwl_mvm_vif_from_mac80211(vif)->esr_active)153 return;154 155 if (le32_to_cpu(notif->action) == ESR_RECOMMEND_ENTER)156 iwl_mvm_unblock_esr(mvm, vif, IWL_MVM_ESR_BLOCKED_FW);157 else158 iwl_mvm_block_esr(mvm, vif, IWL_MVM_ESR_BLOCKED_FW,159 iwl_mvm_get_primary_link(vif));160}161 162static void iwl_mvm_rx_esr_trans_fail_notif(struct iwl_mvm *mvm,163 struct iwl_rx_cmd_buffer *rxb)164{165 struct iwl_rx_packet *pkt = rxb_addr(rxb);166 struct iwl_esr_trans_fail_notif *notif = (void *)pkt->data;167 struct ieee80211_vif *vif = iwl_mvm_get_bss_vif(mvm);168 u8 fw_link_id = le32_to_cpu(notif->link_id);169 struct ieee80211_bss_conf *bss_conf;170 171 if (IS_ERR_OR_NULL(vif))172 return;173 174 IWL_DEBUG_INFO(mvm, "Failed to %s eSR on link %d, reason %d\n",175 le32_to_cpu(notif->activation) ? "enter" : "exit",176 le32_to_cpu(notif->link_id),177 le32_to_cpu(notif->err_code));178 179 /* we couldn't go back to single link, disconnect */180 if (!le32_to_cpu(notif->activation)) {181 iwl_mvm_connection_loss(mvm, vif, "emlsr exit failed");182 return;183 }184 185 bss_conf = iwl_mvm_rcu_fw_link_id_to_link_conf(mvm, fw_link_id, false);186 if (IWL_FW_CHECK(mvm, !bss_conf,187 "FW reported failure to activate EMLSR on a non-existing link: %d\n",188 fw_link_id))189 return;190 191 /*192 * We failed to activate the second link and enter EMLSR, we need to go193 * back to single link.194 */195 iwl_mvm_exit_esr(mvm, vif, IWL_MVM_ESR_EXIT_FAIL_ENTRY,196 bss_conf->link_id);197}198 199static void iwl_mvm_rx_monitor_notif(struct iwl_mvm *mvm,200 struct iwl_rx_cmd_buffer *rxb)201{202 struct iwl_rx_packet *pkt = rxb_addr(rxb);203 struct iwl_datapath_monitor_notif *notif = (void *)pkt->data;204 struct ieee80211_supported_band *sband;205 const struct ieee80211_sta_he_cap *he_cap;206 struct ieee80211_vif *vif;207 208 if (notif->type != cpu_to_le32(IWL_DP_MON_NOTIF_TYPE_EXT_CCA))209 return;210 211 vif = iwl_mvm_get_vif_by_macid(mvm, notif->mac_id);212 if (!vif || vif->type != NL80211_IFTYPE_STATION)213 return;214 215 if (!vif->bss_conf.chanreq.oper.chan ||216 vif->bss_conf.chanreq.oper.chan->band != NL80211_BAND_2GHZ ||217 vif->bss_conf.chanreq.oper.width < NL80211_CHAN_WIDTH_40)218 return;219 220 if (!vif->cfg.assoc)221 return;222 223 /* this shouldn't happen *again*, ignore it */224 if (mvm->cca_40mhz_workaround)225 return;226 227 /*228 * We'll decrement this on disconnect - so set to 2 since we'll229 * still have to disconnect from the current AP first.230 */231 mvm->cca_40mhz_workaround = 2;232 233 /*234 * This capability manipulation isn't really ideal, but it's the235 * easiest choice - otherwise we'd have to do some major changes236 * in mac80211 to support this, which isn't worth it. This does237 * mean that userspace may have outdated information, but that's238 * actually not an issue at all.239 */240 sband = mvm->hw->wiphy->bands[NL80211_BAND_2GHZ];241 242 WARN_ON(!sband->ht_cap.ht_supported);243 WARN_ON(!(sband->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40));244 sband->ht_cap.cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40;245 246 he_cap = ieee80211_get_he_iftype_cap_vif(sband, vif);247 248 if (he_cap) {249 /* we know that ours is writable */250 struct ieee80211_sta_he_cap *he = (void *)(uintptr_t)he_cap;251 252 WARN_ON(!he->has_he);253 WARN_ON(!(he->he_cap_elem.phy_cap_info[0] &254 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G));255 he->he_cap_elem.phy_cap_info[0] &=256 ~IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G;257 }258 259 ieee80211_disconnect(vif, true);260}261 262void iwl_mvm_update_link_smps(struct ieee80211_vif *vif,263 struct ieee80211_bss_conf *link_conf)264{265 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);266 struct iwl_mvm *mvm = mvmvif->mvm;267 enum ieee80211_smps_mode mode = IEEE80211_SMPS_AUTOMATIC;268 269 if (!link_conf)270 return;271 272 if (mvm->fw_static_smps_request &&273 link_conf->chanreq.oper.width == NL80211_CHAN_WIDTH_160 &&274 link_conf->he_support)275 mode = IEEE80211_SMPS_STATIC;276 277 iwl_mvm_update_smps(mvm, vif, IWL_MVM_SMPS_REQ_FW, mode,278 link_conf->link_id);279}280 281static void iwl_mvm_intf_dual_chain_req(void *data, u8 *mac,282 struct ieee80211_vif *vif)283{284 struct ieee80211_bss_conf *link_conf;285 unsigned int link_id;286 287 rcu_read_lock();288 289 for_each_vif_active_link(vif, link_conf, link_id)290 iwl_mvm_update_link_smps(vif, link_conf);291 292 rcu_read_unlock();293}294 295static void iwl_mvm_rx_thermal_dual_chain_req(struct iwl_mvm *mvm,296 struct iwl_rx_cmd_buffer *rxb)297{298 struct iwl_rx_packet *pkt = rxb_addr(rxb);299 struct iwl_thermal_dual_chain_request *req = (void *)pkt->data;300 301 /* firmware is expected to handle that in RLC offload mode */302 if (IWL_FW_CHECK(mvm, iwl_mvm_has_rlc_offload(mvm),303 "Got THERMAL_DUAL_CHAIN_REQUEST (0x%x) in RLC offload mode\n",304 req->event))305 return;306 307 /*308 * We could pass it to the iterator data, but also need to remember309 * it for new interfaces that are added while in this state.310 */311 mvm->fw_static_smps_request =312 req->event == cpu_to_le32(THERMAL_DUAL_CHAIN_REQ_DISABLE);313 ieee80211_iterate_interfaces(mvm->hw,314 IEEE80211_IFACE_SKIP_SDATA_NOT_IN_DRIVER,315 iwl_mvm_intf_dual_chain_req, NULL);316}317 318/**319 * enum iwl_rx_handler_context: context for Rx handler320 * @RX_HANDLER_SYNC : this means that it will be called in the Rx path321 * which can't acquire mvm->mutex.322 * @RX_HANDLER_ASYNC_LOCKED : If the handler needs to hold mvm->mutex323 * (and only in this case!), it should be set as ASYNC. In that case,324 * it will be called from a worker with mvm->mutex held.325 * @RX_HANDLER_ASYNC_UNLOCKED : in case the handler needs to lock the326 * mutex itself, it will be called from a worker without mvm->mutex held.327 * @RX_HANDLER_ASYNC_LOCKED_WIPHY: If the handler needs to hold the wiphy lock328 * and mvm->mutex. Will be handled with the wiphy_work queue infra329 * instead of regular work queue.330 */331enum iwl_rx_handler_context {332 RX_HANDLER_SYNC,333 RX_HANDLER_ASYNC_LOCKED,334 RX_HANDLER_ASYNC_UNLOCKED,335 RX_HANDLER_ASYNC_LOCKED_WIPHY,336};337 338/**339 * struct iwl_rx_handlers: handler for FW notification340 * @cmd_id: command id341 * @min_size: minimum size to expect for the notification342 * @context: see &iwl_rx_handler_context343 * @fn: the function is called when notification is received344 */345struct iwl_rx_handlers {346 u16 cmd_id, min_size;347 enum iwl_rx_handler_context context;348 void (*fn)(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);349};350 351#define RX_HANDLER_NO_SIZE(_cmd_id, _fn, _context) \352 { .cmd_id = _cmd_id, .fn = _fn, .context = _context, }353#define RX_HANDLER_GRP_NO_SIZE(_grp, _cmd, _fn, _context) \354 { .cmd_id = WIDE_ID(_grp, _cmd), .fn = _fn, .context = _context, }355#define RX_HANDLER(_cmd_id, _fn, _context, _struct) \356 { .cmd_id = _cmd_id, .fn = _fn, \357 .context = _context, .min_size = sizeof(_struct), }358#define RX_HANDLER_GRP(_grp, _cmd, _fn, _context, _struct) \359 { .cmd_id = WIDE_ID(_grp, _cmd), .fn = _fn, \360 .context = _context, .min_size = sizeof(_struct), }361 362/*363 * Handlers for fw notifications364 * Convention: RX_HANDLER(CMD_NAME, iwl_mvm_rx_CMD_NAME365 * This list should be in order of frequency for performance purposes.366 *367 * The handler can be one from three contexts, see &iwl_rx_handler_context368 */369static const struct iwl_rx_handlers iwl_mvm_rx_handlers[] = {370 RX_HANDLER(TX_CMD, iwl_mvm_rx_tx_cmd, RX_HANDLER_SYNC,371 struct iwl_tx_resp),372 RX_HANDLER(BA_NOTIF, iwl_mvm_rx_ba_notif, RX_HANDLER_SYNC,373 struct iwl_mvm_ba_notif),374 375 RX_HANDLER_GRP(DATA_PATH_GROUP, TLC_MNG_UPDATE_NOTIF,376 iwl_mvm_tlc_update_notif, RX_HANDLER_SYNC,377 struct iwl_tlc_update_notif),378 379 RX_HANDLER(BT_PROFILE_NOTIFICATION, iwl_mvm_rx_bt_coex_old_notif,380 RX_HANDLER_ASYNC_LOCKED_WIPHY,381 struct iwl_bt_coex_prof_old_notif),382 RX_HANDLER_GRP(BT_COEX_GROUP, PROFILE_NOTIF, iwl_mvm_rx_bt_coex_notif,383 RX_HANDLER_ASYNC_LOCKED_WIPHY,384 struct iwl_bt_coex_profile_notif),385 RX_HANDLER_NO_SIZE(BEACON_NOTIFICATION, iwl_mvm_rx_beacon_notif,386 RX_HANDLER_ASYNC_LOCKED),387 RX_HANDLER_NO_SIZE(STATISTICS_NOTIFICATION, iwl_mvm_rx_statistics,388 RX_HANDLER_ASYNC_LOCKED),389 390 RX_HANDLER_GRP(STATISTICS_GROUP, STATISTICS_OPER_NOTIF,391 iwl_mvm_handle_rx_system_oper_stats,392 RX_HANDLER_ASYNC_LOCKED_WIPHY,393 struct iwl_system_statistics_notif_oper),394 RX_HANDLER_GRP(STATISTICS_GROUP, STATISTICS_OPER_PART1_NOTIF,395 iwl_mvm_handle_rx_system_oper_part1_stats,396 RX_HANDLER_ASYNC_LOCKED,397 struct iwl_system_statistics_part1_notif_oper),398 RX_HANDLER_GRP(SYSTEM_GROUP, SYSTEM_STATISTICS_END_NOTIF,399 iwl_mvm_handle_rx_system_end_stats_notif,400 RX_HANDLER_ASYNC_LOCKED,401 struct iwl_system_statistics_end_notif),402 403 RX_HANDLER(BA_WINDOW_STATUS_NOTIFICATION_ID,404 iwl_mvm_window_status_notif, RX_HANDLER_SYNC,405 struct iwl_ba_window_status_notif),406 407 RX_HANDLER(TIME_EVENT_NOTIFICATION, iwl_mvm_rx_time_event_notif,408 RX_HANDLER_SYNC, struct iwl_time_event_notif),409 RX_HANDLER_GRP(MAC_CONF_GROUP, SESSION_PROTECTION_NOTIF,410 iwl_mvm_rx_session_protect_notif, RX_HANDLER_SYNC,411 struct iwl_mvm_session_prot_notif),412 RX_HANDLER(MCC_CHUB_UPDATE_CMD, iwl_mvm_rx_chub_update_mcc,413 RX_HANDLER_ASYNC_LOCKED, struct iwl_mcc_chub_notif),414 415 RX_HANDLER(EOSP_NOTIFICATION, iwl_mvm_rx_eosp_notif, RX_HANDLER_SYNC,416 struct iwl_mvm_eosp_notification),417 418 RX_HANDLER(SCAN_ITERATION_COMPLETE,419 iwl_mvm_rx_lmac_scan_iter_complete_notif, RX_HANDLER_SYNC,420 struct iwl_lmac_scan_complete_notif),421 RX_HANDLER(SCAN_OFFLOAD_COMPLETE,422 iwl_mvm_rx_lmac_scan_complete_notif,423 RX_HANDLER_ASYNC_LOCKED, struct iwl_periodic_scan_complete),424 RX_HANDLER_NO_SIZE(MATCH_FOUND_NOTIFICATION,425 iwl_mvm_rx_scan_match_found,426 RX_HANDLER_SYNC),427 RX_HANDLER(SCAN_COMPLETE_UMAC, iwl_mvm_rx_umac_scan_complete_notif,428 RX_HANDLER_ASYNC_LOCKED,429 struct iwl_umac_scan_complete),430 RX_HANDLER(SCAN_ITERATION_COMPLETE_UMAC,431 iwl_mvm_rx_umac_scan_iter_complete_notif, RX_HANDLER_SYNC,432 struct iwl_umac_scan_iter_complete_notif),433 434 RX_HANDLER(MISSED_BEACONS_NOTIFICATION,435 iwl_mvm_rx_missed_beacons_notif_legacy,436 RX_HANDLER_ASYNC_LOCKED_WIPHY,437 struct iwl_missed_beacons_notif_v4),438 439 RX_HANDLER_GRP(MAC_CONF_GROUP, MISSED_BEACONS_NOTIF,440 iwl_mvm_rx_missed_beacons_notif,441 RX_HANDLER_ASYNC_LOCKED_WIPHY,442 struct iwl_missed_beacons_notif),443 RX_HANDLER(REPLY_ERROR, iwl_mvm_rx_fw_error, RX_HANDLER_SYNC,444 struct iwl_error_resp),445 RX_HANDLER(PSM_UAPSD_AP_MISBEHAVING_NOTIFICATION,446 iwl_mvm_power_uapsd_misbehaving_ap_notif, RX_HANDLER_SYNC,447 struct iwl_uapsd_misbehaving_ap_notif),448 RX_HANDLER_NO_SIZE(DTS_MEASUREMENT_NOTIFICATION, iwl_mvm_temp_notif,449 RX_HANDLER_ASYNC_LOCKED),450 RX_HANDLER_GRP_NO_SIZE(PHY_OPS_GROUP, DTS_MEASUREMENT_NOTIF_WIDE,451 iwl_mvm_temp_notif, RX_HANDLER_ASYNC_UNLOCKED),452 RX_HANDLER_GRP(PHY_OPS_GROUP, CT_KILL_NOTIFICATION,453 iwl_mvm_ct_kill_notif, RX_HANDLER_SYNC,454 struct ct_kill_notif),455 456 RX_HANDLER(TDLS_CHANNEL_SWITCH_NOTIFICATION, iwl_mvm_rx_tdls_notif,457 RX_HANDLER_ASYNC_LOCKED,458 struct iwl_tdls_channel_switch_notif),459 RX_HANDLER(MFUART_LOAD_NOTIFICATION, iwl_mvm_rx_mfuart_notif,460 RX_HANDLER_SYNC, struct iwl_mfuart_load_notif_v1),461 RX_HANDLER_GRP(LOCATION_GROUP, TOF_RESPONDER_STATS,462 iwl_mvm_ftm_responder_stats, RX_HANDLER_ASYNC_LOCKED,463 struct iwl_ftm_responder_stats),464 465 RX_HANDLER_GRP_NO_SIZE(LOCATION_GROUP, TOF_RANGE_RESPONSE_NOTIF,466 iwl_mvm_ftm_range_resp, RX_HANDLER_ASYNC_LOCKED),467 RX_HANDLER_GRP_NO_SIZE(LOCATION_GROUP, TOF_LC_NOTIF,468 iwl_mvm_ftm_lc_notif, RX_HANDLER_ASYNC_LOCKED),469 470 RX_HANDLER_GRP(DEBUG_GROUP, MFU_ASSERT_DUMP_NTF,471 iwl_mvm_mfu_assert_dump_notif, RX_HANDLER_SYNC,472 struct iwl_mfu_assert_dump_notif),473 RX_HANDLER_GRP(PROT_OFFLOAD_GROUP, STORED_BEACON_NTF,474 iwl_mvm_rx_stored_beacon_notif, RX_HANDLER_SYNC,475 struct iwl_stored_beacon_notif_v2),476 RX_HANDLER_GRP(DATA_PATH_GROUP, MU_GROUP_MGMT_NOTIF,477 iwl_mvm_mu_mimo_grp_notif, RX_HANDLER_SYNC,478 struct iwl_mu_group_mgmt_notif),479 RX_HANDLER_GRP(DATA_PATH_GROUP, STA_PM_NOTIF,480 iwl_mvm_sta_pm_notif, RX_HANDLER_SYNC,481 struct iwl_mvm_pm_state_notification),482 RX_HANDLER_GRP(MAC_CONF_GROUP, PROBE_RESPONSE_DATA_NOTIF,483 iwl_mvm_probe_resp_data_notif,484 RX_HANDLER_ASYNC_LOCKED,485 struct iwl_probe_resp_data_notif),486 RX_HANDLER_GRP(MAC_CONF_GROUP, CHANNEL_SWITCH_START_NOTIF,487 iwl_mvm_channel_switch_start_notif,488 RX_HANDLER_SYNC, struct iwl_channel_switch_start_notif),489 RX_HANDLER_GRP(MAC_CONF_GROUP, CHANNEL_SWITCH_ERROR_NOTIF,490 iwl_mvm_channel_switch_error_notif,491 RX_HANDLER_ASYNC_UNLOCKED,492 struct iwl_channel_switch_error_notif),493 494 RX_HANDLER_GRP(DATA_PATH_GROUP, ESR_MODE_NOTIF,495 iwl_mvm_rx_esr_mode_notif,496 RX_HANDLER_ASYNC_LOCKED_WIPHY,497 struct iwl_mvm_esr_mode_notif),498 499 RX_HANDLER_GRP(DATA_PATH_GROUP, MONITOR_NOTIF,500 iwl_mvm_rx_monitor_notif, RX_HANDLER_ASYNC_LOCKED,501 struct iwl_datapath_monitor_notif),502 503 RX_HANDLER_GRP(DATA_PATH_GROUP, THERMAL_DUAL_CHAIN_REQUEST,504 iwl_mvm_rx_thermal_dual_chain_req,505 RX_HANDLER_ASYNC_LOCKED,506 struct iwl_thermal_dual_chain_request),507 508 RX_HANDLER_GRP(SYSTEM_GROUP, RFI_DEACTIVATE_NOTIF,509 iwl_rfi_deactivate_notif_handler, RX_HANDLER_ASYNC_UNLOCKED,510 struct iwl_rfi_deactivate_notif),511 512 RX_HANDLER_GRP(LEGACY_GROUP,513 WNM_80211V_TIMING_MEASUREMENT_NOTIFICATION,514 iwl_mvm_time_sync_msmt_event, RX_HANDLER_SYNC,515 struct iwl_time_msmt_notify),516 RX_HANDLER_GRP(LEGACY_GROUP,517 WNM_80211V_TIMING_MEASUREMENT_CONFIRM_NOTIFICATION,518 iwl_mvm_time_sync_msmt_confirm_event, RX_HANDLER_SYNC,519 struct iwl_time_msmt_cfm_notify),520 RX_HANDLER_GRP(MAC_CONF_GROUP, ROC_NOTIF,521 iwl_mvm_rx_roc_notif, RX_HANDLER_ASYNC_LOCKED,522 struct iwl_roc_notif),523 RX_HANDLER_GRP(SCAN_GROUP, CHANNEL_SURVEY_NOTIF,524 iwl_mvm_rx_channel_survey_notif, RX_HANDLER_ASYNC_LOCKED,525 struct iwl_umac_scan_channel_survey_notif),526 RX_HANDLER_GRP(MAC_CONF_GROUP, EMLSR_TRANS_FAIL_NOTIF,527 iwl_mvm_rx_esr_trans_fail_notif,528 RX_HANDLER_ASYNC_LOCKED_WIPHY,529 struct iwl_esr_trans_fail_notif),530};531#undef RX_HANDLER532#undef RX_HANDLER_GRP533 534/* Please keep this array *SORTED* by hex value.535 * Access is done through binary search536 */537static const struct iwl_hcmd_names iwl_mvm_legacy_names[] = {538 HCMD_NAME(UCODE_ALIVE_NTFY),539 HCMD_NAME(REPLY_ERROR),540 HCMD_NAME(ECHO_CMD),541 HCMD_NAME(INIT_COMPLETE_NOTIF),542 HCMD_NAME(PHY_CONTEXT_CMD),543 HCMD_NAME(DBG_CFG),544 HCMD_NAME(SCAN_CFG_CMD),545 HCMD_NAME(SCAN_REQ_UMAC),546 HCMD_NAME(SCAN_ABORT_UMAC),547 HCMD_NAME(SCAN_COMPLETE_UMAC),548 HCMD_NAME(BA_WINDOW_STATUS_NOTIFICATION_ID),549 HCMD_NAME(ADD_STA_KEY),550 HCMD_NAME(ADD_STA),551 HCMD_NAME(REMOVE_STA),552 HCMD_NAME(TX_CMD),553 HCMD_NAME(SCD_QUEUE_CFG),554 HCMD_NAME(TXPATH_FLUSH),555 HCMD_NAME(MGMT_MCAST_KEY),556 HCMD_NAME(WEP_KEY),557 HCMD_NAME(SHARED_MEM_CFG),558 HCMD_NAME(TDLS_CHANNEL_SWITCH_CMD),559 HCMD_NAME(MAC_CONTEXT_CMD),560 HCMD_NAME(TIME_EVENT_CMD),561 HCMD_NAME(TIME_EVENT_NOTIFICATION),562 HCMD_NAME(BINDING_CONTEXT_CMD),563 HCMD_NAME(TIME_QUOTA_CMD),564 HCMD_NAME(NON_QOS_TX_COUNTER_CMD),565 HCMD_NAME(LEDS_CMD),566 HCMD_NAME(LQ_CMD),567 HCMD_NAME(FW_PAGING_BLOCK_CMD),568 HCMD_NAME(SCAN_OFFLOAD_REQUEST_CMD),569 HCMD_NAME(SCAN_OFFLOAD_ABORT_CMD),570 HCMD_NAME(HOT_SPOT_CMD),571 HCMD_NAME(SCAN_OFFLOAD_PROFILES_QUERY_CMD),572 HCMD_NAME(BT_COEX_UPDATE_REDUCED_TXP),573 HCMD_NAME(BT_COEX_CI),574 HCMD_NAME(WNM_80211V_TIMING_MEASUREMENT_NOTIFICATION),575 HCMD_NAME(WNM_80211V_TIMING_MEASUREMENT_CONFIRM_NOTIFICATION),576 HCMD_NAME(PHY_CONFIGURATION_CMD),577 HCMD_NAME(CALIB_RES_NOTIF_PHY_DB),578 HCMD_NAME(PHY_DB_CMD),579 HCMD_NAME(SCAN_OFFLOAD_COMPLETE),580 HCMD_NAME(SCAN_OFFLOAD_UPDATE_PROFILES_CMD),581 HCMD_NAME(POWER_TABLE_CMD),582 HCMD_NAME(PSM_UAPSD_AP_MISBEHAVING_NOTIFICATION),583 HCMD_NAME(REPLY_THERMAL_MNG_BACKOFF),584 HCMD_NAME(NVM_ACCESS_CMD),585 HCMD_NAME(BEACON_NOTIFICATION),586 HCMD_NAME(BEACON_TEMPLATE_CMD),587 HCMD_NAME(TX_ANT_CONFIGURATION_CMD),588 HCMD_NAME(BT_CONFIG),589 HCMD_NAME(STATISTICS_CMD),590 HCMD_NAME(STATISTICS_NOTIFICATION),591 HCMD_NAME(EOSP_NOTIFICATION),592 HCMD_NAME(REDUCE_TX_POWER_CMD),593 HCMD_NAME(MISSED_BEACONS_NOTIFICATION),594 HCMD_NAME(TDLS_CONFIG_CMD),595 HCMD_NAME(MAC_PM_POWER_TABLE),596 HCMD_NAME(TDLS_CHANNEL_SWITCH_NOTIFICATION),597 HCMD_NAME(MFUART_LOAD_NOTIFICATION),598 HCMD_NAME(RSS_CONFIG_CMD),599 HCMD_NAME(SCAN_ITERATION_COMPLETE_UMAC),600 HCMD_NAME(REPLY_RX_PHY_CMD),601 HCMD_NAME(REPLY_RX_MPDU_CMD),602 HCMD_NAME(BAR_FRAME_RELEASE),603 HCMD_NAME(FRAME_RELEASE),604 HCMD_NAME(BA_NOTIF),605 HCMD_NAME(MCC_UPDATE_CMD),606 HCMD_NAME(MCC_CHUB_UPDATE_CMD),607 HCMD_NAME(MARKER_CMD),608 HCMD_NAME(BT_PROFILE_NOTIFICATION),609 HCMD_NAME(MCAST_FILTER_CMD),610 HCMD_NAME(REPLY_SF_CFG_CMD),611 HCMD_NAME(REPLY_BEACON_FILTERING_CMD),612 HCMD_NAME(D3_CONFIG_CMD),613 HCMD_NAME(PROT_OFFLOAD_CONFIG_CMD),614 HCMD_NAME(MATCH_FOUND_NOTIFICATION),615 HCMD_NAME(DTS_MEASUREMENT_NOTIFICATION),616 HCMD_NAME(WOWLAN_PATTERNS),617 HCMD_NAME(WOWLAN_CONFIGURATION),618 HCMD_NAME(WOWLAN_TSC_RSC_PARAM),619 HCMD_NAME(WOWLAN_TKIP_PARAM),620 HCMD_NAME(WOWLAN_KEK_KCK_MATERIAL),621 HCMD_NAME(WOWLAN_GET_STATUSES),622 HCMD_NAME(SCAN_ITERATION_COMPLETE),623 HCMD_NAME(D0I3_END_CMD),624 HCMD_NAME(LTR_CONFIG),625 HCMD_NAME(LDBG_CONFIG_CMD),626 HCMD_NAME(DEBUG_LOG_MSG),627};628 629/* Please keep this array *SORTED* by hex value.630 * Access is done through binary search631 */632static const struct iwl_hcmd_names iwl_mvm_system_names[] = {633 HCMD_NAME(SHARED_MEM_CFG_CMD),634 HCMD_NAME(SOC_CONFIGURATION_CMD),635 HCMD_NAME(INIT_EXTENDED_CFG_CMD),636 HCMD_NAME(FW_ERROR_RECOVERY_CMD),637 HCMD_NAME(RFI_CONFIG_CMD),638 HCMD_NAME(RFI_GET_FREQ_TABLE_CMD),639 HCMD_NAME(SYSTEM_FEATURES_CONTROL_CMD),640 HCMD_NAME(SYSTEM_STATISTICS_CMD),641 HCMD_NAME(SYSTEM_STATISTICS_END_NOTIF),642 HCMD_NAME(RFI_DEACTIVATE_NOTIF),643};644 645/* Please keep this array *SORTED* by hex value.646 * Access is done through binary search647 */648static const struct iwl_hcmd_names iwl_mvm_mac_conf_names[] = {649 HCMD_NAME(LOW_LATENCY_CMD),650 HCMD_NAME(CHANNEL_SWITCH_TIME_EVENT_CMD),651 HCMD_NAME(SESSION_PROTECTION_CMD),652 HCMD_NAME(CANCEL_CHANNEL_SWITCH_CMD),653 HCMD_NAME(MAC_CONFIG_CMD),654 HCMD_NAME(LINK_CONFIG_CMD),655 HCMD_NAME(STA_CONFIG_CMD),656 HCMD_NAME(AUX_STA_CMD),657 HCMD_NAME(STA_REMOVE_CMD),658 HCMD_NAME(STA_DISABLE_TX_CMD),659 HCMD_NAME(ROC_CMD),660 HCMD_NAME(EMLSR_TRANS_FAIL_NOTIF),661 HCMD_NAME(ROC_NOTIF),662 HCMD_NAME(CHANNEL_SWITCH_ERROR_NOTIF),663 HCMD_NAME(MISSED_VAP_NOTIF),664 HCMD_NAME(SESSION_PROTECTION_NOTIF),665 HCMD_NAME(PROBE_RESPONSE_DATA_NOTIF),666 HCMD_NAME(CHANNEL_SWITCH_START_NOTIF),667};668 669/* Please keep this array *SORTED* by hex value.670 * Access is done through binary search671 */672static const struct iwl_hcmd_names iwl_mvm_phy_names[] = {673 HCMD_NAME(CMD_DTS_MEASUREMENT_TRIGGER_WIDE),674 HCMD_NAME(CTDP_CONFIG_CMD),675 HCMD_NAME(TEMP_REPORTING_THRESHOLDS_CMD),676 HCMD_NAME(PER_CHAIN_LIMIT_OFFSET_CMD),677 HCMD_NAME(AP_TX_POWER_CONSTRAINTS_CMD),678 HCMD_NAME(CT_KILL_NOTIFICATION),679 HCMD_NAME(DTS_MEASUREMENT_NOTIF_WIDE),680};681 682/* Please keep this array *SORTED* by hex value.683 * Access is done through binary search684 */685static const struct iwl_hcmd_names iwl_mvm_data_path_names[] = {686 HCMD_NAME(DQA_ENABLE_CMD),687 HCMD_NAME(UPDATE_MU_GROUPS_CMD),688 HCMD_NAME(TRIGGER_RX_QUEUES_NOTIF_CMD),689 HCMD_NAME(WNM_PLATFORM_PTM_REQUEST_CMD),690 HCMD_NAME(WNM_80211V_TIMING_MEASUREMENT_CONFIG_CMD),691 HCMD_NAME(STA_HE_CTXT_CMD),692 HCMD_NAME(RLC_CONFIG_CMD),693 HCMD_NAME(RFH_QUEUE_CONFIG_CMD),694 HCMD_NAME(TLC_MNG_CONFIG_CMD),695 HCMD_NAME(CHEST_COLLECTOR_FILTER_CONFIG_CMD),696 HCMD_NAME(SCD_QUEUE_CONFIG_CMD),697 HCMD_NAME(SEC_KEY_CMD),698 HCMD_NAME(ESR_MODE_NOTIF),699 HCMD_NAME(MONITOR_NOTIF),700 HCMD_NAME(THERMAL_DUAL_CHAIN_REQUEST),701 HCMD_NAME(STA_PM_NOTIF),702 HCMD_NAME(MU_GROUP_MGMT_NOTIF),703 HCMD_NAME(RX_QUEUES_NOTIFICATION),704};705 706/* Please keep this array *SORTED* by hex value.707 * Access is done through binary search708 */709static const struct iwl_hcmd_names iwl_mvm_statistics_names[] = {710 HCMD_NAME(STATISTICS_OPER_NOTIF),711 HCMD_NAME(STATISTICS_OPER_PART1_NOTIF),712};713 714/* Please keep this array *SORTED* by hex value.715 * Access is done through binary search716 */717static const struct iwl_hcmd_names iwl_mvm_debug_names[] = {718 HCMD_NAME(LMAC_RD_WR),719 HCMD_NAME(UMAC_RD_WR),720 HCMD_NAME(HOST_EVENT_CFG),721 HCMD_NAME(DBGC_SUSPEND_RESUME),722 HCMD_NAME(BUFFER_ALLOCATION),723 HCMD_NAME(GET_TAS_STATUS),724 HCMD_NAME(FW_DUMP_COMPLETE_CMD),725 HCMD_NAME(FW_CLEAR_BUFFER),726 HCMD_NAME(MFU_ASSERT_DUMP_NTF),727};728 729/* Please keep this array *SORTED* by hex value.730 * Access is done through binary search731 */732static const struct iwl_hcmd_names iwl_mvm_scan_names[] = {733 HCMD_NAME(CHANNEL_SURVEY_NOTIF),734 HCMD_NAME(OFFLOAD_MATCH_INFO_NOTIF),735};736 737/* Please keep this array *SORTED* by hex value.738 * Access is done through binary search739 */740static const struct iwl_hcmd_names iwl_mvm_location_names[] = {741 HCMD_NAME(TOF_RANGE_REQ_CMD),742 HCMD_NAME(TOF_CONFIG_CMD),743 HCMD_NAME(TOF_RANGE_ABORT_CMD),744 HCMD_NAME(TOF_RANGE_REQ_EXT_CMD),745 HCMD_NAME(TOF_RESPONDER_CONFIG_CMD),746 HCMD_NAME(TOF_RESPONDER_DYN_CONFIG_CMD),747 HCMD_NAME(TOF_LC_NOTIF),748 HCMD_NAME(TOF_RESPONDER_STATS),749 HCMD_NAME(TOF_MCSI_DEBUG_NOTIF),750 HCMD_NAME(TOF_RANGE_RESPONSE_NOTIF),751};752 753/* Please keep this array *SORTED* by hex value.754 * Access is done through binary search755 */756static const struct iwl_hcmd_names iwl_mvm_prot_offload_names[] = {757 HCMD_NAME(WOWLAN_WAKE_PKT_NOTIFICATION),758 HCMD_NAME(WOWLAN_INFO_NOTIFICATION),759 HCMD_NAME(D3_END_NOTIFICATION),760 HCMD_NAME(STORED_BEACON_NTF),761};762 763/* Please keep this array *SORTED* by hex value.764 * Access is done through binary search765 */766static const struct iwl_hcmd_names iwl_mvm_regulatory_and_nvm_names[] = {767 HCMD_NAME(NVM_ACCESS_COMPLETE),768 HCMD_NAME(NVM_GET_INFO),769 HCMD_NAME(TAS_CONFIG),770};771 772/* Please keep this array *SORTED* by hex value.773 * Access is done through binary search774 */775static const struct iwl_hcmd_names iwl_mvm_bt_coex_names[] = {776 HCMD_NAME(PROFILE_NOTIF),777};778 779static const struct iwl_hcmd_arr iwl_mvm_groups[] = {780 [LEGACY_GROUP] = HCMD_ARR(iwl_mvm_legacy_names),781 [LONG_GROUP] = HCMD_ARR(iwl_mvm_legacy_names),782 [SYSTEM_GROUP] = HCMD_ARR(iwl_mvm_system_names),783 [MAC_CONF_GROUP] = HCMD_ARR(iwl_mvm_mac_conf_names),784 [PHY_OPS_GROUP] = HCMD_ARR(iwl_mvm_phy_names),785 [DATA_PATH_GROUP] = HCMD_ARR(iwl_mvm_data_path_names),786 [SCAN_GROUP] = HCMD_ARR(iwl_mvm_scan_names),787 [LOCATION_GROUP] = HCMD_ARR(iwl_mvm_location_names),788 [BT_COEX_GROUP] = HCMD_ARR(iwl_mvm_bt_coex_names),789 [PROT_OFFLOAD_GROUP] = HCMD_ARR(iwl_mvm_prot_offload_names),790 [REGULATORY_AND_NVM_GROUP] =791 HCMD_ARR(iwl_mvm_regulatory_and_nvm_names),792 [DEBUG_GROUP] = HCMD_ARR(iwl_mvm_debug_names),793 [STATISTICS_GROUP] = HCMD_ARR(iwl_mvm_statistics_names),794};795 796/* this forward declaration can avoid to export the function */797static void iwl_mvm_async_handlers_wk(struct work_struct *wk);798static void iwl_mvm_async_handlers_wiphy_wk(struct wiphy *wiphy,799 struct wiphy_work *work);800 801static u32 iwl_mvm_min_backoff(struct iwl_mvm *mvm)802{803 const struct iwl_pwr_tx_backoff *backoff = mvm->cfg->pwr_tx_backoffs;804 u64 dflt_pwr_limit;805 806 if (!backoff)807 return 0;808 809 iwl_bios_get_pwr_limit(&mvm->fwrt, &dflt_pwr_limit);810 811 while (backoff->pwr) {812 if (dflt_pwr_limit >= backoff->pwr)813 return backoff->backoff;814 815 backoff++;816 }817 818 return 0;819}820 821static void iwl_mvm_tx_unblock_dwork(struct work_struct *work)822{823 struct iwl_mvm *mvm =824 container_of(work, struct iwl_mvm, cs_tx_unblock_dwork.work);825 struct ieee80211_vif *tx_blocked_vif;826 struct iwl_mvm_vif *mvmvif;827 828 guard(mvm)(mvm);829 830 tx_blocked_vif =831 rcu_dereference_protected(mvm->csa_tx_blocked_vif,832 lockdep_is_held(&mvm->mutex));833 834 if (!tx_blocked_vif)835 return;836 837 mvmvif = iwl_mvm_vif_from_mac80211(tx_blocked_vif);838 iwl_mvm_modify_all_sta_disable_tx(mvm, mvmvif, false);839 RCU_INIT_POINTER(mvm->csa_tx_blocked_vif, NULL);840}841 842static void iwl_mvm_fwrt_dump_start(void *ctx)843{844 struct iwl_mvm *mvm = ctx;845 846 mutex_lock(&mvm->mutex);847}848 849static void iwl_mvm_fwrt_dump_end(void *ctx)850{851 struct iwl_mvm *mvm = ctx;852 853 mutex_unlock(&mvm->mutex);854}855 856static int iwl_mvm_fwrt_send_hcmd(void *ctx, struct iwl_host_cmd *host_cmd)857{858 struct iwl_mvm *mvm = (struct iwl_mvm *)ctx;859 860 guard(mvm)(mvm);861 return iwl_mvm_send_cmd(mvm, host_cmd);862}863 864static bool iwl_mvm_d3_debug_enable(void *ctx)865{866 return IWL_MVM_D3_DEBUG;867}868 869static const struct iwl_fw_runtime_ops iwl_mvm_fwrt_ops = {870 .dump_start = iwl_mvm_fwrt_dump_start,871 .dump_end = iwl_mvm_fwrt_dump_end,872 .send_hcmd = iwl_mvm_fwrt_send_hcmd,873 .d3_debug_enable = iwl_mvm_d3_debug_enable,874};875 876static int iwl_mvm_start_get_nvm(struct iwl_mvm *mvm)877{878 struct iwl_trans *trans = mvm->trans;879 int ret;880 881 if (trans->csme_own) {882 if (WARN(!mvm->mei_registered,883 "csme is owner, but we aren't registered to iwlmei\n"))884 goto get_nvm_from_fw;885 886 mvm->mei_nvm_data = iwl_mei_get_nvm();887 if (mvm->mei_nvm_data) {888 /*889 * mvm->mei_nvm_data is set and because of that,890 * we'll load the NVM from the FW when we'll get891 * ownership.892 */893 mvm->nvm_data =894 iwl_parse_mei_nvm_data(trans, trans->cfg,895 mvm->mei_nvm_data,896 mvm->fw,897 mvm->set_tx_ant,898 mvm->set_rx_ant);899 return 0;900 }901 902 IWL_ERR(mvm,903 "Got a NULL NVM from CSME, trying to get it from the device\n");904 }905 906get_nvm_from_fw:907 rtnl_lock();908 wiphy_lock(mvm->hw->wiphy);909 mutex_lock(&mvm->mutex);910 911 ret = iwl_trans_start_hw(mvm->trans);912 if (ret) {913 mutex_unlock(&mvm->mutex);914 wiphy_unlock(mvm->hw->wiphy);915 rtnl_unlock();916 return ret;917 }918 919 ret = iwl_run_init_mvm_ucode(mvm);920 if (ret && ret != -ERFKILL)921 iwl_fw_dbg_error_collect(&mvm->fwrt, FW_DBG_TRIGGER_DRIVER);922 if (!ret && iwl_mvm_is_lar_supported(mvm)) {923 mvm->hw->wiphy->regulatory_flags |= REGULATORY_WIPHY_SELF_MANAGED;924 ret = iwl_mvm_init_mcc(mvm);925 }926 927 iwl_mvm_stop_device(mvm);928 929 mutex_unlock(&mvm->mutex);930 wiphy_unlock(mvm->hw->wiphy);931 rtnl_unlock();932 933 if (ret)934 IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", ret);935 936 /* no longer need this regardless of failure or not */937 mvm->fw_product_reset = false;938 939 return ret;940}941 942static int iwl_mvm_start_post_nvm(struct iwl_mvm *mvm)943{944 struct iwl_mvm_csme_conn_info *csme_conn_info __maybe_unused;945 int ret;946 947 iwl_mvm_toggle_tx_ant(mvm, &mvm->mgmt_last_antenna_idx);948 949 ret = iwl_mvm_mac_setup_register(mvm);950 if (ret)951 return ret;952 953 mvm->hw_registered = true;954 955 iwl_mvm_dbgfs_register(mvm);956 957 wiphy_rfkill_set_hw_state_reason(mvm->hw->wiphy,958 mvm->mei_rfkill_blocked,959 RFKILL_HARD_BLOCK_NOT_OWNER);960 961 iwl_mvm_mei_set_sw_rfkill_state(mvm);962 963 return 0;964}965 966struct iwl_mvm_frob_txf_data {967 u8 *buf;968 size_t buflen;969};970 971static void iwl_mvm_frob_txf_key_iter(struct ieee80211_hw *hw,972 struct ieee80211_vif *vif,973 struct ieee80211_sta *sta,974 struct ieee80211_key_conf *key,975 void *data)976{977 struct iwl_mvm_frob_txf_data *txf = data;978 u8 keylen, match, matchend;979 u8 *keydata;980 size_t i;981 982 switch (key->cipher) {983 case WLAN_CIPHER_SUITE_CCMP:984 keydata = key->key;985 keylen = key->keylen;986 break;987 case WLAN_CIPHER_SUITE_WEP40:988 case WLAN_CIPHER_SUITE_WEP104:989 case WLAN_CIPHER_SUITE_TKIP:990 /*991 * WEP has short keys which might show up in the payload,992 * and then you can deduce the key, so in this case just993 * remove all FIFO data.994 * For TKIP, we don't know the phase 2 keys here, so same.995 */996 memset(txf->buf, 0xBB, txf->buflen);997 return;998 default:999 return;1000 }1001 1002 /* scan for key material and clear it out */1003 match = 0;1004 for (i = 0; i < txf->buflen; i++) {1005 if (txf->buf[i] != keydata[match]) {1006 match = 0;1007 continue;1008 }1009 match++;1010 if (match == keylen) {1011 memset(txf->buf + i - keylen, 0xAA, keylen);1012 match = 0;1013 }1014 }1015 1016 /* we're dealing with a FIFO, so check wrapped around data */1017 matchend = match;1018 for (i = 0; match && i < keylen - match; i++) {1019 if (txf->buf[i] != keydata[match])1020 break;1021 match++;1022 if (match == keylen) {1023 memset(txf->buf, 0xAA, i + 1);1024 memset(txf->buf + txf->buflen - matchend, 0xAA,1025 matchend);1026 break;1027 }1028 }1029}1030 1031static void iwl_mvm_frob_txf(void *ctx, void *buf, size_t buflen)1032{1033 struct iwl_mvm_frob_txf_data txf = {1034 .buf = buf,1035 .buflen = buflen,1036 };1037 struct iwl_mvm *mvm = ctx;1038 1039 /* embedded key material exists only on old API */1040 if (iwl_mvm_has_new_tx_api(mvm))1041 return;1042 1043 rcu_read_lock();1044 ieee80211_iter_keys_rcu(mvm->hw, NULL, iwl_mvm_frob_txf_key_iter, &txf);1045 rcu_read_unlock();1046}1047 1048static void iwl_mvm_frob_hcmd(void *ctx, void *hcmd, size_t len)1049{1050 /* we only use wide headers for commands */1051 struct iwl_cmd_header_wide *hdr = hcmd;1052 unsigned int frob_start = sizeof(*hdr), frob_end = 0;1053 1054 if (len < sizeof(hdr))1055 return;1056 1057 /* all the commands we care about are in LONG_GROUP */1058 if (hdr->group_id != LONG_GROUP)1059 return;1060 1061 switch (hdr->cmd) {1062 case WEP_KEY:1063 case WOWLAN_TKIP_PARAM:1064 case WOWLAN_KEK_KCK_MATERIAL:1065 case ADD_STA_KEY:1066 /*1067 * blank out everything here, easier than dealing1068 * with the various versions of the command1069 */1070 frob_end = INT_MAX;1071 break;1072 case MGMT_MCAST_KEY:1073 frob_start = offsetof(struct iwl_mvm_mgmt_mcast_key_cmd, igtk);1074 BUILD_BUG_ON(offsetof(struct iwl_mvm_mgmt_mcast_key_cmd, igtk) !=1075 offsetof(struct iwl_mvm_mgmt_mcast_key_cmd_v1, igtk));1076 1077 frob_end = offsetofend(struct iwl_mvm_mgmt_mcast_key_cmd, igtk);1078 BUILD_BUG_ON(offsetof(struct iwl_mvm_mgmt_mcast_key_cmd, igtk) <1079 offsetof(struct iwl_mvm_mgmt_mcast_key_cmd_v1, igtk));1080 break;1081 }1082 1083 if (frob_start >= frob_end)1084 return;1085 1086 if (frob_end > len)1087 frob_end = len;1088 1089 memset((u8 *)hcmd + frob_start, 0xAA, frob_end - frob_start);1090}1091 1092static void iwl_mvm_frob_mem(void *ctx, u32 mem_addr, void *mem, size_t buflen)1093{1094 const struct iwl_dump_exclude *excl;1095 struct iwl_mvm *mvm = ctx;1096 int i;1097 1098 switch (mvm->fwrt.cur_fw_img) {1099 case IWL_UCODE_INIT:1100 default:1101 /* not relevant */1102 return;1103 case IWL_UCODE_REGULAR:1104 case IWL_UCODE_REGULAR_USNIFFER:1105 excl = mvm->fw->dump_excl;1106 break;1107 case IWL_UCODE_WOWLAN:1108 excl = mvm->fw->dump_excl_wowlan;1109 break;1110 }1111 1112 BUILD_BUG_ON(sizeof(mvm->fw->dump_excl) !=1113 sizeof(mvm->fw->dump_excl_wowlan));1114 1115 for (i = 0; i < ARRAY_SIZE(mvm->fw->dump_excl); i++) {1116 u32 start, end;1117 1118 if (!excl[i].addr || !excl[i].size)1119 continue;1120 1121 start = excl[i].addr;1122 end = start + excl[i].size;1123 1124 if (end <= mem_addr || start >= mem_addr + buflen)1125 continue;1126 1127 if (start < mem_addr)1128 start = mem_addr;1129 1130 if (end > mem_addr + buflen)1131 end = mem_addr + buflen;1132 1133 memset((u8 *)mem + start - mem_addr, 0xAA, end - start);1134 }1135}1136 1137static const struct iwl_dump_sanitize_ops iwl_mvm_sanitize_ops = {1138 .frob_txf = iwl_mvm_frob_txf,1139 .frob_hcmd = iwl_mvm_frob_hcmd,1140 .frob_mem = iwl_mvm_frob_mem,1141};1142 1143static void iwl_mvm_me_conn_status(void *priv, const struct iwl_mei_conn_info *conn_info)1144{1145 struct iwl_mvm *mvm = priv;1146 struct iwl_mvm_csme_conn_info *prev_conn_info, *curr_conn_info;1147 1148 /*1149 * This is protected by the guarantee that this function will not be1150 * called twice on two different threads1151 */1152 prev_conn_info = rcu_dereference_protected(mvm->csme_conn_info, true);1153 1154 curr_conn_info = kzalloc(sizeof(*curr_conn_info), GFP_KERNEL);1155 if (!curr_conn_info)1156 return;1157 1158 curr_conn_info->conn_info = *conn_info;1159 1160 rcu_assign_pointer(mvm->csme_conn_info, curr_conn_info);1161 1162 if (prev_conn_info)1163 kfree_rcu(prev_conn_info, rcu_head);1164}1165 1166static void iwl_mvm_mei_rfkill(void *priv, bool blocked,1167 bool csme_taking_ownership)1168{1169 struct iwl_mvm *mvm = priv;1170 1171 if (blocked && !csme_taking_ownership)1172 return;1173 1174 mvm->mei_rfkill_blocked = blocked;1175 if (!mvm->hw_registered)1176 return;1177 1178 wiphy_rfkill_set_hw_state_reason(mvm->hw->wiphy,1179 mvm->mei_rfkill_blocked,1180 RFKILL_HARD_BLOCK_NOT_OWNER);1181}1182 1183static void iwl_mvm_mei_roaming_forbidden(void *priv, bool forbidden)1184{1185 struct iwl_mvm *mvm = priv;1186 1187 if (!mvm->hw_registered || !mvm->csme_vif)1188 return;1189 1190 iwl_mvm_send_roaming_forbidden_event(mvm, mvm->csme_vif, forbidden);1191}1192 1193static void iwl_mvm_sap_connected_wk(struct work_struct *wk)1194{1195 struct iwl_mvm *mvm =1196 container_of(wk, struct iwl_mvm, sap_connected_wk);1197 int ret;1198 1199 ret = iwl_mvm_start_get_nvm(mvm);1200 if (ret)1201 goto out_free;1202 1203 ret = iwl_mvm_start_post_nvm(mvm);1204 if (ret)1205 goto out_free;1206 1207 return;1208 1209out_free:1210 IWL_ERR(mvm, "Couldn't get started...\n");1211 iwl_mei_start_unregister();1212 iwl_mei_unregister_complete();1213 iwl_fw_flush_dumps(&mvm->fwrt);1214 iwl_mvm_thermal_exit(mvm);1215 iwl_fw_runtime_free(&mvm->fwrt);1216 iwl_phy_db_free(mvm->phy_db);1217 kfree(mvm->scan_cmd);1218 iwl_trans_op_mode_leave(mvm->trans);1219 kfree(mvm->nvm_data);1220 kfree(mvm->mei_nvm_data);1221 1222 ieee80211_free_hw(mvm->hw);1223}1224 1225static void iwl_mvm_mei_sap_connected(void *priv)1226{1227 struct iwl_mvm *mvm = priv;1228 1229 if (!mvm->hw_registered)1230 schedule_work(&mvm->sap_connected_wk);1231}1232 1233static void iwl_mvm_mei_nic_stolen(void *priv)1234{1235 struct iwl_mvm *mvm = priv;1236 1237 rtnl_lock();1238 cfg80211_shutdown_all_interfaces(mvm->hw->wiphy);1239 rtnl_unlock();1240}1241 1242static const struct iwl_mei_ops mei_ops = {1243 .me_conn_status = iwl_mvm_me_conn_status,1244 .rfkill = iwl_mvm_mei_rfkill,1245 .roaming_forbidden = iwl_mvm_mei_roaming_forbidden,1246 .sap_connected = iwl_mvm_mei_sap_connected,1247 .nic_stolen = iwl_mvm_mei_nic_stolen,1248};1249 1250static void iwl_mvm_find_link_selection_vif(void *_data, u8 *mac,1251 struct ieee80211_vif *vif)1252{1253 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);1254 1255 if (ieee80211_vif_is_mld(vif) && mvmvif->authorized)1256 iwl_mvm_select_links(mvmvif->mvm, vif);1257}1258 1259static void iwl_mvm_trig_link_selection(struct wiphy *wiphy,1260 struct wiphy_work *wk)1261{1262 struct iwl_mvm *mvm =1263 container_of(wk, struct iwl_mvm, trig_link_selection_wk);1264 1265 mutex_lock(&mvm->mutex);1266 ieee80211_iterate_active_interfaces(mvm->hw,1267 IEEE80211_IFACE_ITER_NORMAL,1268 iwl_mvm_find_link_selection_vif,1269 NULL);1270 mutex_unlock(&mvm->mutex);1271}1272 1273static struct iwl_op_mode *1274iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,1275 const struct iwl_fw *fw, struct dentry *dbgfs_dir)1276{1277 struct ieee80211_hw *hw;1278 struct iwl_op_mode *op_mode;1279 struct iwl_mvm *mvm;1280 struct iwl_trans_config trans_cfg = {};1281 static const u8 no_reclaim_cmds[] = {1282 TX_CMD,1283 };1284 u32 max_agg;1285 size_t scan_size;1286 u32 min_backoff;1287 struct iwl_mvm_csme_conn_info *csme_conn_info __maybe_unused;1288 1289 /*1290 * We use IWL_STATION_COUNT_MAX to check the validity of the station1291 * index all over the driver - check that its value corresponds to the1292 * array size.1293 */1294 BUILD_BUG_ON(ARRAY_SIZE(mvm->fw_id_to_mac_id) !=1295 IWL_STATION_COUNT_MAX);1296 1297 /********************************1298 * 1. Allocating and configuring HW data1299 ********************************/1300 hw = ieee80211_alloc_hw(sizeof(struct iwl_op_mode) +1301 sizeof(struct iwl_mvm),1302 iwl_mvm_has_mld_api(fw) ? &iwl_mvm_mld_hw_ops :1303 &iwl_mvm_hw_ops);1304 if (!hw)1305 return NULL;1306 1307 if (trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_BZ)1308 max_agg = 512;1309 else1310 max_agg = IEEE80211_MAX_AMPDU_BUF_HE;1311 1312 hw->max_rx_aggregation_subframes = max_agg;1313 1314 if (cfg->max_tx_agg_size)1315 hw->max_tx_aggregation_subframes = cfg->max_tx_agg_size;1316 else1317 hw->max_tx_aggregation_subframes = max_agg;1318 1319 op_mode = hw->priv;1320 1321 mvm = IWL_OP_MODE_GET_MVM(op_mode);1322 mvm->dev = trans->dev;1323 mvm->trans = trans;1324 mvm->cfg = cfg;1325 mvm->fw = fw;1326 mvm->hw = hw;1327 1328 iwl_fw_runtime_init(&mvm->fwrt, trans, fw, &iwl_mvm_fwrt_ops, mvm,1329 &iwl_mvm_sanitize_ops, mvm, dbgfs_dir);1330 1331 iwl_mvm_get_bios_tables(mvm);1332 iwl_uefi_get_sgom_table(trans, &mvm->fwrt);1333 iwl_uefi_get_step_table(trans);1334 1335 mvm->init_status = 0;1336 1337 if (iwl_mvm_has_new_rx_api(mvm)) {1338 op_mode->ops = &iwl_mvm_ops_mq;1339 trans->rx_mpdu_cmd_hdr_size =1340 (trans->trans_cfg->device_family >=1341 IWL_DEVICE_FAMILY_AX210) ?1342 sizeof(struct iwl_rx_mpdu_desc) :1343 IWL_RX_DESC_SIZE_V1;1344 } else {1345 op_mode->ops = &iwl_mvm_ops;1346 trans->rx_mpdu_cmd_hdr_size =1347 sizeof(struct iwl_rx_mpdu_res_start);1348 1349 if (WARN_ON(trans->num_rx_queues > 1))1350 goto out_free;1351 }1352 1353 mvm->fw_restart = iwlwifi_mod_params.fw_restart ? -1 : 0;1354 mvm->bios_enable_puncturing = iwl_uefi_get_puncturing(&mvm->fwrt);1355 1356 if (iwl_mvm_has_new_tx_api(mvm)) {1357 /*1358 * If we have the new TX/queue allocation API initialize them1359 * all to invalid numbers. We'll rewrite the ones that we need1360 * later, but that doesn't happen for all of them all of the1361 * time (e.g. P2P Device is optional), and if a dynamic queue1362 * ends up getting number 2 (IWL_MVM_DQA_P2P_DEVICE_QUEUE) then1363 * iwl_mvm_is_static_queue() erroneously returns true, and we1364 * might have things getting stuck.1365 */1366 mvm->aux_queue = IWL_MVM_INVALID_QUEUE;1367 mvm->snif_queue = IWL_MVM_INVALID_QUEUE;1368 mvm->probe_queue = IWL_MVM_INVALID_QUEUE;1369 mvm->p2p_dev_queue = IWL_MVM_INVALID_QUEUE;1370 } else {1371 mvm->aux_queue = IWL_MVM_DQA_AUX_QUEUE;1372 mvm->snif_queue = IWL_MVM_DQA_INJECT_MONITOR_QUEUE;1373 mvm->probe_queue = IWL_MVM_DQA_AP_PROBE_RESP_QUEUE;1374 mvm->p2p_dev_queue = IWL_MVM_DQA_P2P_DEVICE_QUEUE;1375 }1376 1377 mvm->sf_state = SF_UNINIT;1378 if (iwl_mvm_has_unified_ucode(mvm))1379 iwl_fw_set_current_image(&mvm->fwrt, IWL_UCODE_REGULAR);1380 else1381 iwl_fw_set_current_image(&mvm->fwrt, IWL_UCODE_INIT);1382 mvm->drop_bcn_ap_mode = true;1383 1384 mutex_init(&mvm->mutex);1385 spin_lock_init(&mvm->async_handlers_lock);1386 INIT_LIST_HEAD(&mvm->time_event_list);1387 INIT_LIST_HEAD(&mvm->aux_roc_te_list);1388 INIT_LIST_HEAD(&mvm->async_handlers_list);1389 spin_lock_init(&mvm->time_event_lock);1390 INIT_LIST_HEAD(&mvm->ftm_initiator.loc_list);1391 INIT_LIST_HEAD(&mvm->ftm_initiator.pasn_list);1392 INIT_LIST_HEAD(&mvm->resp_pasn_list);1393 1394 INIT_WORK(&mvm->async_handlers_wk, iwl_mvm_async_handlers_wk);1395 INIT_WORK(&mvm->roc_done_wk, iwl_mvm_roc_done_wk);1396 INIT_WORK(&mvm->sap_connected_wk, iwl_mvm_sap_connected_wk);1397 INIT_DELAYED_WORK(&mvm->tdls_cs.dwork, iwl_mvm_tdls_ch_switch_work);1398 INIT_DELAYED_WORK(&mvm->scan_timeout_dwork, iwl_mvm_scan_timeout_wk);1399 INIT_WORK(&mvm->add_stream_wk, iwl_mvm_add_new_dqa_stream_wk);1400 INIT_LIST_HEAD(&mvm->add_stream_txqs);1401 spin_lock_init(&mvm->add_stream_lock);1402 1403 wiphy_work_init(&mvm->async_handlers_wiphy_wk,1404 iwl_mvm_async_handlers_wiphy_wk);1405 1406 wiphy_work_init(&mvm->trig_link_selection_wk,1407 iwl_mvm_trig_link_selection);1408 1409 init_waitqueue_head(&mvm->rx_sync_waitq);1410 1411 mvm->queue_sync_state = 0;1412 1413 SET_IEEE80211_DEV(mvm->hw, mvm->trans->dev);1414 1415 spin_lock_init(&mvm->tcm.lock);1416 INIT_DELAYED_WORK(&mvm->tcm.work, iwl_mvm_tcm_work);1417 mvm->tcm.ts = jiffies;1418 mvm->tcm.ll_ts = jiffies;1419 mvm->tcm.uapsd_nonagg_ts = jiffies;1420 1421 INIT_DELAYED_WORK(&mvm->cs_tx_unblock_dwork, iwl_mvm_tx_unblock_dwork);1422 1423 mvm->cmd_ver.range_resp =1424 iwl_fw_lookup_notif_ver(mvm->fw, LOCATION_GROUP,1425 TOF_RANGE_RESPONSE_NOTIF, 5);1426 /* we only support up to version 9 */1427 if (WARN_ON_ONCE(mvm->cmd_ver.range_resp > 9))1428 goto out_free;1429 1430 /*1431 * Populate the state variables that the transport layer needs1432 * to know about.1433 */1434 trans_cfg.op_mode = op_mode;1435 trans_cfg.no_reclaim_cmds = no_reclaim_cmds;1436 trans_cfg.n_no_reclaim_cmds = ARRAY_SIZE(no_reclaim_cmds);1437 1438 trans_cfg.rx_buf_size = iwl_amsdu_size_to_rxb_size();1439 1440 trans->wide_cmd_header = true;1441 trans_cfg.bc_table_dword =1442 mvm->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_AX210;1443 1444 trans_cfg.command_groups = iwl_mvm_groups;1445 trans_cfg.command_groups_size = ARRAY_SIZE(iwl_mvm_groups);1446 1447 trans_cfg.cmd_queue = IWL_MVM_DQA_CMD_QUEUE;1448 trans_cfg.cmd_fifo = IWL_MVM_TX_FIFO_CMD;1449 trans_cfg.scd_set_active = true;1450 1451 trans_cfg.cb_data_offs = offsetof(struct ieee80211_tx_info,1452 driver_data[2]);1453 1454 snprintf(mvm->hw->wiphy->fw_version,1455 sizeof(mvm->hw->wiphy->fw_version),1456 "%.31s", fw->fw_version);1457 1458 trans_cfg.fw_reset_handshake = fw_has_capa(&mvm->fw->ucode_capa,1459 IWL_UCODE_TLV_CAPA_FW_RESET_HANDSHAKE);1460 1461 trans_cfg.queue_alloc_cmd_ver =1462 iwl_fw_lookup_cmd_ver(mvm->fw,1463 WIDE_ID(DATA_PATH_GROUP,1464 SCD_QUEUE_CONFIG_CMD),1465 0);1466 mvm->sta_remove_requires_queue_remove =1467 trans_cfg.queue_alloc_cmd_ver > 0;1468 1469 mvm->mld_api_is_used = iwl_mvm_has_mld_api(mvm->fw);1470 1471 /* Configure transport layer */1472 iwl_trans_configure(mvm->trans, &trans_cfg);1473 1474 trans->rx_mpdu_cmd = REPLY_RX_MPDU_CMD;1475 trans->dbg.dest_tlv = mvm->fw->dbg.dest_tlv;1476 trans->dbg.n_dest_reg = mvm->fw->dbg.n_dest_reg;1477 memcpy(trans->dbg.conf_tlv, mvm->fw->dbg.conf_tlv,1478 sizeof(trans->dbg.conf_tlv));1479 trans->dbg.trigger_tlv = mvm->fw->dbg.trigger_tlv;1480 1481 trans->iml = mvm->fw->iml;1482 trans->iml_len = mvm->fw->iml_len;1483 1484 /* set up notification wait support */1485 iwl_notification_wait_init(&mvm->notif_wait);1486 1487 /* Init phy db */1488 mvm->phy_db = iwl_phy_db_init(trans);1489 if (!mvm->phy_db) {1490 IWL_ERR(mvm, "Cannot init phy_db\n");1491 goto out_free;1492 }1493 1494 if (iwlwifi_mod_params.nvm_file)1495 mvm->nvm_file_name = iwlwifi_mod_params.nvm_file;1496 else1497 IWL_DEBUG_EEPROM(mvm->trans->dev,1498 "working without external nvm file\n");1499 1500 scan_size = iwl_mvm_scan_size(mvm);1501 1502 mvm->scan_cmd = kmalloc(scan_size, GFP_KERNEL);1503 if (!mvm->scan_cmd)1504 goto out_free;1505 mvm->scan_cmd_size = scan_size;1506 1507 /* invalidate ids to prevent accidental removal of sta_id 0 */1508 mvm->aux_sta.sta_id = IWL_MVM_INVALID_STA;1509 mvm->snif_sta.sta_id = IWL_MVM_INVALID_STA;1510 1511 /* Set EBS as successful as long as not stated otherwise by the FW. */1512 mvm->last_ebs_successful = true;1513 1514 min_backoff = iwl_mvm_min_backoff(mvm);1515 iwl_mvm_thermal_initialize(mvm, min_backoff);1516 1517 if (!iwl_mvm_has_new_rx_stats_api(mvm))1518 memset(&mvm->rx_stats_v3, 0,1519 sizeof(struct mvm_statistics_rx_v3));1520 else1521 memset(&mvm->rx_stats, 0, sizeof(struct mvm_statistics_rx));1522 1523 iwl_mvm_ftm_initiator_smooth_config(mvm);1524 1525 iwl_mvm_init_time_sync(&mvm->time_sync);1526 1527 mvm->debugfs_dir = dbgfs_dir;1528 1529 mvm->mei_registered = !iwl_mei_register(mvm, &mei_ops);1530 1531 iwl_mvm_mei_scan_filter_init(&mvm->mei_scan_filter);1532 1533 if (iwl_mvm_start_get_nvm(mvm)) {1534 /*1535 * Getting NVM failed while CSME is the owner, but we are1536 * registered to MEI, we'll get the NVM later when it'll be1537 * possible to get it from CSME.1538 */1539 if (trans->csme_own && mvm->mei_registered)1540 return op_mode;1541 1542 goto out_thermal_exit;1543 }1544 1545 1546 if (iwl_mvm_start_post_nvm(mvm))1547 goto out_thermal_exit;1548 1549 return op_mode;1550 1551 out_thermal_exit:1552 iwl_mvm_thermal_exit(mvm);1553 if (mvm->mei_registered) {1554 iwl_mei_start_unregister();1555 iwl_mei_unregister_complete();1556 }1557 out_free:1558 iwl_fw_flush_dumps(&mvm->fwrt);1559 iwl_fw_runtime_free(&mvm->fwrt);1560 1561 iwl_phy_db_free(mvm->phy_db);1562 kfree(mvm->scan_cmd);1563 iwl_trans_op_mode_leave(trans);1564 1565 ieee80211_free_hw(mvm->hw);1566 return NULL;1567}1568 1569void iwl_mvm_stop_device(struct iwl_mvm *mvm)1570{1571 lockdep_assert_held(&mvm->mutex);1572 1573 iwl_fw_cancel_timestamp(&mvm->fwrt);1574 1575 clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);1576 1577 iwl_mvm_pause_tcm(mvm, false);1578 1579 iwl_fw_dbg_stop_sync(&mvm->fwrt);1580 iwl_trans_stop_device(mvm->trans);1581 iwl_free_fw_paging(&mvm->fwrt);1582 iwl_fw_dump_conf_clear(&mvm->fwrt);1583 iwl_mvm_mei_device_state(mvm, false);1584}1585 1586static void iwl_op_mode_mvm_stop(struct iwl_op_mode *op_mode)1587{1588 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);1589 int i;1590 1591 if (mvm->mei_registered) {1592 rtnl_lock();1593 iwl_mei_set_netdev(NULL);1594 rtnl_unlock();1595 iwl_mei_start_unregister();1596 }1597 1598 /*1599 * After we unregister from mei, the worker can't be scheduled1600 * anymore.1601 */1602 cancel_work_sync(&mvm->sap_connected_wk);1603 1604 iwl_mvm_leds_exit(mvm);1605 1606 iwl_mvm_thermal_exit(mvm);1607 1608 /*1609 * If we couldn't get ownership on the device and we couldn't1610 * get the NVM from CSME, we haven't registered to mac80211.1611 * In that case, we didn't fail op_mode_start, because we are1612 * waiting for CSME to allow us to get the NVM to register to1613 * mac80211. If that didn't happen, we haven't registered to1614 * mac80211, hence the if below.1615 */1616 if (mvm->hw_registered)1617 ieee80211_unregister_hw(mvm->hw);1618 1619 kfree(mvm->scan_cmd);1620 kfree(mvm->mcast_filter_cmd);1621 mvm->mcast_filter_cmd = NULL;1622 1623 kfree(mvm->error_recovery_buf);1624 mvm->error_recovery_buf = NULL;1625 1626 iwl_mvm_ptp_remove(mvm);1627 1628 iwl_trans_op_mode_leave(mvm->trans);1629 1630 iwl_phy_db_free(mvm->phy_db);1631 mvm->phy_db = NULL;1632 1633 kfree(mvm->nvm_data);1634 kfree(mvm->mei_nvm_data);1635 kfree(rcu_access_pointer(mvm->csme_conn_info));1636 kfree(mvm->temp_nvm_data);1637 for (i = 0; i < NVM_MAX_NUM_SECTIONS; i++)1638 kfree(mvm->nvm_sections[i].data);1639 kfree(mvm->acs_survey);1640 1641 cancel_delayed_work_sync(&mvm->tcm.work);1642 1643 iwl_fw_runtime_free(&mvm->fwrt);1644 mutex_destroy(&mvm->mutex);1645 1646 if (mvm->mei_registered)1647 iwl_mei_unregister_complete();1648 1649 ieee80211_free_hw(mvm->hw);1650}1651 1652struct iwl_async_handler_entry {1653 struct list_head list;1654 struct iwl_rx_cmd_buffer rxb;1655 enum iwl_rx_handler_context context;1656 void (*fn)(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);1657};1658 1659void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm)1660{1661 struct iwl_async_handler_entry *entry, *tmp;1662 1663 spin_lock_bh(&mvm->async_handlers_lock);1664 list_for_each_entry_safe(entry, tmp, &mvm->async_handlers_list, list) {1665 iwl_free_rxb(&entry->rxb);1666 list_del(&entry->list);1667 kfree(entry);1668 }1669 spin_unlock_bh(&mvm->async_handlers_lock);1670}1671 1672/*1673 * This function receives a bitmap of rx async handler contexts1674 * (&iwl_rx_handler_context) to handle, and runs only them1675 */1676static void iwl_mvm_async_handlers_by_context(struct iwl_mvm *mvm,1677 u8 contexts)1678{1679 struct iwl_async_handler_entry *entry, *tmp;1680 LIST_HEAD(local_list);1681 1682 /*1683 * Sync with Rx path with a lock. Remove all the entries of the1684 * wanted contexts from this list, add them to a local one (lock free),1685 * and then handle them.1686 */1687 spin_lock_bh(&mvm->async_handlers_lock);1688 list_for_each_entry_safe(entry, tmp, &mvm->async_handlers_list, list) {1689 if (!(BIT(entry->context) & contexts))1690 continue;1691 list_del(&entry->list);1692 list_add_tail(&entry->list, &local_list);1693 }1694 spin_unlock_bh(&mvm->async_handlers_lock);1695 1696 list_for_each_entry_safe(entry, tmp, &local_list, list) {1697 if (entry->context != RX_HANDLER_ASYNC_UNLOCKED)1698 mutex_lock(&mvm->mutex);1699 entry->fn(mvm, &entry->rxb);1700 iwl_free_rxb(&entry->rxb);1701 list_del(&entry->list);1702 if (entry->context != RX_HANDLER_ASYNC_UNLOCKED)1703 mutex_unlock(&mvm->mutex);1704 kfree(entry);1705 }1706}1707 1708static void iwl_mvm_async_handlers_wiphy_wk(struct wiphy *wiphy,1709 struct wiphy_work *wk)1710{1711 struct iwl_mvm *mvm =1712 container_of(wk, struct iwl_mvm, async_handlers_wiphy_wk);1713 u8 contexts = BIT(RX_HANDLER_ASYNC_LOCKED_WIPHY);1714 1715 iwl_mvm_async_handlers_by_context(mvm, contexts);1716}1717 1718static void iwl_mvm_async_handlers_wk(struct work_struct *wk)1719{1720 struct iwl_mvm *mvm =1721 container_of(wk, struct iwl_mvm, async_handlers_wk);1722 u8 contexts = BIT(RX_HANDLER_ASYNC_LOCKED) |1723 BIT(RX_HANDLER_ASYNC_UNLOCKED);1724 1725 iwl_mvm_async_handlers_by_context(mvm, contexts);1726}1727 1728static inline void iwl_mvm_rx_check_trigger(struct iwl_mvm *mvm,1729 struct iwl_rx_packet *pkt)1730{1731 struct iwl_fw_dbg_trigger_tlv *trig;1732 struct iwl_fw_dbg_trigger_cmd *cmds_trig;1733 int i;1734 1735 trig = iwl_fw_dbg_trigger_on(&mvm->fwrt, NULL,1736 FW_DBG_TRIGGER_FW_NOTIF);1737 if (!trig)1738 return;1739 1740 cmds_trig = (void *)trig->data;1741 1742 for (i = 0; i < ARRAY_SIZE(cmds_trig->cmds); i++) {1743 /* don't collect on CMD 0 */1744 if (!cmds_trig->cmds[i].cmd_id)1745 break;1746 1747 if (cmds_trig->cmds[i].cmd_id != pkt->hdr.cmd ||1748 cmds_trig->cmds[i].group_id != pkt->hdr.group_id)1749 continue;1750 1751 iwl_fw_dbg_collect_trig(&mvm->fwrt, trig,1752 "CMD 0x%02x.%02x received",1753 pkt->hdr.group_id, pkt->hdr.cmd);1754 break;1755 }1756}1757 1758static void iwl_mvm_rx_common(struct iwl_mvm *mvm,1759 struct iwl_rx_cmd_buffer *rxb,1760 struct iwl_rx_packet *pkt)1761{1762 unsigned int pkt_len = iwl_rx_packet_payload_len(pkt);1763 int i;1764 union iwl_dbg_tlv_tp_data tp_data = { .fw_pkt = pkt };1765 1766 iwl_dbg_tlv_time_point(&mvm->fwrt,1767 IWL_FW_INI_TIME_POINT_FW_RSP_OR_NOTIF, &tp_data);1768 iwl_mvm_rx_check_trigger(mvm, pkt);1769 1770 /*1771 * Do the notification wait before RX handlers so1772 * even if the RX handler consumes the RXB we have1773 * access to it in the notification wait entry.1774 */1775 iwl_notification_wait_notify(&mvm->notif_wait, pkt);1776 1777 for (i = 0; i < ARRAY_SIZE(iwl_mvm_rx_handlers); i++) {1778 const struct iwl_rx_handlers *rx_h = &iwl_mvm_rx_handlers[i];1779 struct iwl_async_handler_entry *entry;1780 1781 if (rx_h->cmd_id != WIDE_ID(pkt->hdr.group_id, pkt->hdr.cmd))1782 continue;1783 1784 if (IWL_FW_CHECK(mvm, pkt_len < rx_h->min_size,1785 "unexpected notification 0x%04x size %d, need %d\n",1786 rx_h->cmd_id, pkt_len, rx_h->min_size))1787 return;1788 1789 if (rx_h->context == RX_HANDLER_SYNC) {1790 rx_h->fn(mvm, rxb);1791 return;1792 }1793 1794 entry = kzalloc(sizeof(*entry), GFP_ATOMIC);1795 /* we can't do much... */1796 if (!entry)1797 return;1798 1799 entry->rxb._page = rxb_steal_page(rxb);1800 entry->rxb._offset = rxb->_offset;1801 entry->rxb._rx_page_order = rxb->_rx_page_order;1802 entry->fn = rx_h->fn;1803 entry->context = rx_h->context;1804 spin_lock(&mvm->async_handlers_lock);1805 list_add_tail(&entry->list, &mvm->async_handlers_list);1806 spin_unlock(&mvm->async_handlers_lock);1807 if (rx_h->context == RX_HANDLER_ASYNC_LOCKED_WIPHY)1808 wiphy_work_queue(mvm->hw->wiphy,1809 &mvm->async_handlers_wiphy_wk);1810 else1811 schedule_work(&mvm->async_handlers_wk);1812 break;1813 }1814}1815 1816static void iwl_mvm_rx(struct iwl_op_mode *op_mode,1817 struct napi_struct *napi,1818 struct iwl_rx_cmd_buffer *rxb)1819{1820 struct iwl_rx_packet *pkt = rxb_addr(rxb);1821 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);1822 u16 cmd = WIDE_ID(pkt->hdr.group_id, pkt->hdr.cmd);1823 1824 if (likely(cmd == WIDE_ID(LEGACY_GROUP, REPLY_RX_MPDU_CMD)))1825 iwl_mvm_rx_rx_mpdu(mvm, napi, rxb);1826 else if (cmd == WIDE_ID(LEGACY_GROUP, REPLY_RX_PHY_CMD))1827 iwl_mvm_rx_rx_phy_cmd(mvm, rxb);1828 else1829 iwl_mvm_rx_common(mvm, rxb, pkt);1830}1831 1832void iwl_mvm_rx_mq(struct iwl_op_mode *op_mode,1833 struct napi_struct *napi,1834 struct iwl_rx_cmd_buffer *rxb)1835{1836 struct iwl_rx_packet *pkt = rxb_addr(rxb);1837 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);1838 u16 cmd = WIDE_ID(pkt->hdr.group_id, pkt->hdr.cmd);1839 1840 if (likely(cmd == WIDE_ID(LEGACY_GROUP, REPLY_RX_MPDU_CMD)))1841 iwl_mvm_rx_mpdu_mq(mvm, napi, rxb, 0);1842 else if (unlikely(cmd == WIDE_ID(DATA_PATH_GROUP,1843 RX_QUEUES_NOTIFICATION)))1844 iwl_mvm_rx_queue_notif(mvm, napi, rxb, 0);1845 else if (cmd == WIDE_ID(LEGACY_GROUP, FRAME_RELEASE))1846 iwl_mvm_rx_frame_release(mvm, napi, rxb, 0);1847 else if (cmd == WIDE_ID(LEGACY_GROUP, BAR_FRAME_RELEASE))1848 iwl_mvm_rx_bar_frame_release(mvm, napi, rxb, 0);1849 else if (cmd == WIDE_ID(DATA_PATH_GROUP, RX_NO_DATA_NOTIF))1850 iwl_mvm_rx_monitor_no_data(mvm, napi, rxb, 0);1851 else1852 iwl_mvm_rx_common(mvm, rxb, pkt);1853}1854 1855static int iwl_mvm_is_static_queue(struct iwl_mvm *mvm, int queue)1856{1857 return queue == mvm->aux_queue || queue == mvm->probe_queue ||1858 queue == mvm->p2p_dev_queue || queue == mvm->snif_queue;1859}1860 1861static void iwl_mvm_queue_state_change(struct iwl_op_mode *op_mode,1862 int hw_queue, bool start)1863{1864 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);1865 struct ieee80211_sta *sta;1866 struct ieee80211_txq *txq;1867 struct iwl_mvm_txq *mvmtxq;1868 int i;1869 unsigned long tid_bitmap;1870 struct iwl_mvm_sta *mvmsta;1871 u8 sta_id;1872 1873 sta_id = iwl_mvm_has_new_tx_api(mvm) ?1874 mvm->tvqm_info[hw_queue].sta_id :1875 mvm->queue_info[hw_queue].ra_sta_id;1876 1877 if (WARN_ON_ONCE(sta_id >= mvm->fw->ucode_capa.num_stations))1878 return;1879 1880 rcu_read_lock();1881 1882 sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);1883 if (IS_ERR_OR_NULL(sta))1884 goto out;1885 mvmsta = iwl_mvm_sta_from_mac80211(sta);1886 1887 if (iwl_mvm_is_static_queue(mvm, hw_queue)) {1888 if (!start)1889 ieee80211_stop_queues(mvm->hw);1890 else if (mvmsta->sta_state != IEEE80211_STA_NOTEXIST)1891 ieee80211_wake_queues(mvm->hw);1892 1893 goto out;1894 }1895 1896 if (iwl_mvm_has_new_tx_api(mvm)) {1897 int tid = mvm->tvqm_info[hw_queue].txq_tid;1898 1899 tid_bitmap = BIT(tid);1900 } else {1901 tid_bitmap = mvm->queue_info[hw_queue].tid_bitmap;1902 }1903 1904 for_each_set_bit(i, &tid_bitmap, IWL_MAX_TID_COUNT + 1) {1905 int tid = i;1906 1907 if (tid == IWL_MAX_TID_COUNT)1908 tid = IEEE80211_NUM_TIDS;1909 1910 txq = sta->txq[tid];1911 mvmtxq = iwl_mvm_txq_from_mac80211(txq);1912 if (start)1913 clear_bit(IWL_MVM_TXQ_STATE_STOP_FULL, &mvmtxq->state);1914 else1915 set_bit(IWL_MVM_TXQ_STATE_STOP_FULL, &mvmtxq->state);1916 1917 if (start && mvmsta->sta_state != IEEE80211_STA_NOTEXIST) {1918 local_bh_disable();1919 iwl_mvm_mac_itxq_xmit(mvm->hw, txq);1920 local_bh_enable();1921 }1922 }1923 1924out:1925 rcu_read_unlock();1926}1927 1928static void iwl_mvm_stop_sw_queue(struct iwl_op_mode *op_mode, int hw_queue)1929{1930 iwl_mvm_queue_state_change(op_mode, hw_queue, false);1931}1932 1933static void iwl_mvm_wake_sw_queue(struct iwl_op_mode *op_mode, int hw_queue)1934{1935 iwl_mvm_queue_state_change(op_mode, hw_queue, true);1936}1937 1938static void iwl_mvm_set_rfkill_state(struct iwl_mvm *mvm)1939{1940 wiphy_rfkill_set_hw_state(mvm->hw->wiphy,1941 iwl_mvm_is_radio_killed(mvm));1942}1943 1944void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state)1945{1946 if (state)1947 set_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);1948 else1949 clear_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);1950 1951 iwl_mvm_set_rfkill_state(mvm);1952}1953 1954struct iwl_mvm_csme_conn_info *iwl_mvm_get_csme_conn_info(struct iwl_mvm *mvm)1955{1956 return rcu_dereference_protected(mvm->csme_conn_info,1957 lockdep_is_held(&mvm->mutex));1958}1959 1960static bool iwl_mvm_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state)1961{1962 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);1963 bool rfkill_safe_init_done = READ_ONCE(mvm->rfkill_safe_init_done);1964 bool unified = iwl_mvm_has_unified_ucode(mvm);1965 1966 if (state)1967 set_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status);1968 else1969 clear_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status);1970 1971 iwl_mvm_set_rfkill_state(mvm);1972 1973 /* iwl_run_init_mvm_ucode is waiting for results, abort it. */1974 if (rfkill_safe_init_done)1975 iwl_abort_notification_waits(&mvm->notif_wait);1976 1977 /*1978 * Don't ask the transport to stop the firmware. We'll do it1979 * after cfg80211 takes us down.1980 */1981 if (unified)1982 return false;1983 1984 /*1985 * Stop the device if we run OPERATIONAL firmware or if we are in the1986 * middle of the calibrations.1987 */1988 return state && rfkill_safe_init_done;1989}1990 1991static void iwl_mvm_free_skb(struct iwl_op_mode *op_mode, struct sk_buff *skb)1992{1993 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);1994 struct ieee80211_tx_info *info;1995 1996 info = IEEE80211_SKB_CB(skb);1997 iwl_trans_free_tx_cmd(mvm->trans, info->driver_data[1]);1998 ieee80211_free_txskb(mvm->hw, skb);1999}2000 2001struct iwl_mvm_reprobe {2002 struct device *dev;2003 struct work_struct work;2004};2005 2006static void iwl_mvm_reprobe_wk(struct work_struct *wk)2007{2008 struct iwl_mvm_reprobe *reprobe;2009 2010 reprobe = container_of(wk, struct iwl_mvm_reprobe, work);2011 if (device_reprobe(reprobe->dev))2012 dev_err(reprobe->dev, "reprobe failed!\n");2013 put_device(reprobe->dev);2014 kfree(reprobe);2015 module_put(THIS_MODULE);2016}2017 2018void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error)2019{2020 iwl_abort_notification_waits(&mvm->notif_wait);2021 iwl_dbg_tlv_del_timers(mvm->trans);2022 2023 /*2024 * This is a bit racy, but worst case we tell mac80211 about2025 * a stopped/aborted scan when that was already done which2026 * is not a problem. It is necessary to abort any os scan2027 * here because mac80211 requires having the scan cleared2028 * before restarting.2029 * We'll reset the scan_status to NONE in restart cleanup in2030 * the next start() call from mac80211. If restart isn't called2031 * (no fw restart) scan status will stay busy.2032 */2033 iwl_mvm_report_scan_aborted(mvm);2034 2035 /*2036 * If we're restarting already, don't cycle restarts.2037 * If INIT fw asserted, it will likely fail again.2038 * If WoWLAN fw asserted, don't restart either, mac802112039 * can't recover this since we're already half suspended.2040 */2041 if (!mvm->fw_restart && fw_error) {2042 iwl_fw_error_collect(&mvm->fwrt, false);2043 } else if (test_bit(IWL_MVM_STATUS_STARTING,2044 &mvm->status)) {2045 IWL_ERR(mvm, "Starting mac, retry will be triggered anyway\n");2046 } else if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) {2047 struct iwl_mvm_reprobe *reprobe;2048 2049 IWL_ERR(mvm,2050 "Firmware error during reconfiguration - reprobe!\n");2051 2052 /*2053 * get a module reference to avoid doing this while unloading2054 * anyway and to avoid scheduling a work with code that's2055 * being removed.2056 */2057 if (!try_module_get(THIS_MODULE)) {2058 IWL_ERR(mvm, "Module is being unloaded - abort\n");2059 return;2060 }2061 2062 reprobe = kzalloc(sizeof(*reprobe), GFP_ATOMIC);2063 if (!reprobe) {2064 module_put(THIS_MODULE);2065 return;2066 }2067 reprobe->dev = get_device(mvm->trans->dev);2068 INIT_WORK(&reprobe->work, iwl_mvm_reprobe_wk);2069 schedule_work(&reprobe->work);2070 } else if (test_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED,2071 &mvm->status)) {2072 IWL_ERR(mvm, "HW restart already requested, but not started\n");2073 } else if (mvm->fwrt.cur_fw_img == IWL_UCODE_REGULAR &&2074 mvm->hw_registered &&2075 !test_bit(STATUS_TRANS_DEAD, &mvm->trans->status)) {2076 /* This should be first thing before trying to collect any2077 * data to avoid endless loops if any HW error happens while2078 * collecting debug data.2079 */2080 set_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED, &mvm->status);2081 2082 if (mvm->fw->ucode_capa.error_log_size) {2083 u32 src_size = mvm->fw->ucode_capa.error_log_size;2084 u32 src_addr = mvm->fw->ucode_capa.error_log_addr;2085 u8 *recover_buf = kzalloc(src_size, GFP_ATOMIC);2086 2087 if (recover_buf) {2088 mvm->error_recovery_buf = recover_buf;2089 iwl_trans_read_mem_bytes(mvm->trans,2090 src_addr,2091 recover_buf,2092 src_size);2093 }2094 }2095 2096 iwl_fw_error_collect(&mvm->fwrt, false);2097 2098 if (fw_error && mvm->fw_restart > 0) {2099 mvm->fw_restart--;2100 ieee80211_restart_hw(mvm->hw);2101 } else if (mvm->fwrt.trans->dbg.restart_required) {2102 IWL_DEBUG_INFO(mvm, "FW restart requested after debug collection\n");2103 mvm->fwrt.trans->dbg.restart_required = false;2104 ieee80211_restart_hw(mvm->hw);2105 } else if (mvm->trans->trans_cfg->device_family <= IWL_DEVICE_FAMILY_8000) {2106 ieee80211_restart_hw(mvm->hw);2107 }2108 }2109}2110 2111static void iwl_mvm_nic_error(struct iwl_op_mode *op_mode, bool sync)2112{2113 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);2114 2115 if (!test_bit(STATUS_TRANS_DEAD, &mvm->trans->status) &&2116 !test_and_clear_bit(IWL_MVM_STATUS_SUPPRESS_ERROR_LOG_ONCE,2117 &mvm->status))2118 iwl_mvm_dump_nic_error_log(mvm);2119 2120 if (sync) {2121 iwl_fw_error_collect(&mvm->fwrt, true);2122 /*2123 * Currently, the only case for sync=true is during2124 * shutdown, so just stop in this case. If/when that2125 * changes, we need to be a bit smarter here.2126 */2127 return;2128 }2129 2130 /*2131 * If the firmware crashes while we're already considering it2132 * to be dead then don't ask for a restart, that cannot do2133 * anything useful anyway.2134 */2135 if (!test_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status))2136 return;2137 2138 iwl_mvm_nic_restart(mvm, false);2139}2140 2141static void iwl_mvm_cmd_queue_full(struct iwl_op_mode *op_mode)2142{2143 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);2144 2145 WARN_ON(1);2146 iwl_mvm_nic_restart(mvm, true);2147}2148 2149static void iwl_op_mode_mvm_time_point(struct iwl_op_mode *op_mode,2150 enum iwl_fw_ini_time_point tp_id,2151 union iwl_dbg_tlv_tp_data *tp_data)2152{2153 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);2154 2155 iwl_dbg_tlv_time_point(&mvm->fwrt, tp_id, tp_data);2156}2157 2158#ifdef CONFIG_PM_SLEEP2159static void iwl_op_mode_mvm_device_powered_off(struct iwl_op_mode *op_mode)2160{2161 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);2162 2163 mutex_lock(&mvm->mutex);2164 clear_bit(IWL_MVM_STATUS_IN_D3, &mvm->status);2165 mvm->trans->system_pm_mode = IWL_PLAT_PM_MODE_DISABLED;2166 iwl_mvm_stop_device(mvm);2167 mvm->fast_resume = false;2168 mutex_unlock(&mvm->mutex);2169}2170#else2171static void iwl_op_mode_mvm_device_powered_off(struct iwl_op_mode *op_mode)2172{}2173#endif2174 2175#define IWL_MVM_COMMON_OPS \2176 /* these could be differentiated */ \2177 .queue_full = iwl_mvm_stop_sw_queue, \2178 .queue_not_full = iwl_mvm_wake_sw_queue, \2179 .hw_rf_kill = iwl_mvm_set_hw_rfkill_state, \2180 .free_skb = iwl_mvm_free_skb, \2181 .nic_error = iwl_mvm_nic_error, \2182 .cmd_queue_full = iwl_mvm_cmd_queue_full, \2183 .nic_config = iwl_mvm_nic_config, \2184 /* as we only register one, these MUST be common! */ \2185 .start = iwl_op_mode_mvm_start, \2186 .stop = iwl_op_mode_mvm_stop, \2187 .time_point = iwl_op_mode_mvm_time_point, \2188 .device_powered_off = iwl_op_mode_mvm_device_powered_off2189 2190static const struct iwl_op_mode_ops iwl_mvm_ops = {2191 IWL_MVM_COMMON_OPS,2192 .rx = iwl_mvm_rx,2193};2194 2195static void iwl_mvm_rx_mq_rss(struct iwl_op_mode *op_mode,2196 struct napi_struct *napi,2197 struct iwl_rx_cmd_buffer *rxb,2198 unsigned int queue)2199{2200 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);2201 struct iwl_rx_packet *pkt = rxb_addr(rxb);2202 u16 cmd = WIDE_ID(pkt->hdr.group_id, pkt->hdr.cmd);2203 2204 if (unlikely(queue >= mvm->trans->num_rx_queues))2205 return;2206 2207 if (unlikely(cmd == WIDE_ID(LEGACY_GROUP, FRAME_RELEASE)))2208 iwl_mvm_rx_frame_release(mvm, napi, rxb, queue);2209 else if (unlikely(cmd == WIDE_ID(DATA_PATH_GROUP,2210 RX_QUEUES_NOTIFICATION)))2211 iwl_mvm_rx_queue_notif(mvm, napi, rxb, queue);2212 else if (likely(cmd == WIDE_ID(LEGACY_GROUP, REPLY_RX_MPDU_CMD)))2213 iwl_mvm_rx_mpdu_mq(mvm, napi, rxb, queue);2214}2215 2216static const struct iwl_op_mode_ops iwl_mvm_ops_mq = {2217 IWL_MVM_COMMON_OPS,2218 .rx = iwl_mvm_rx_mq,2219 .rx_rss = iwl_mvm_rx_mq_rss,2220};2221