1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause 2 /* 3 * Copyright (C) 2012-2014, 2018-2020 Intel Corporation 4 * Copyright (C) 2013-2015 Intel Mobile Communications GmbH 5 * Copyright (C) 2016-2017 Intel Deutschland GmbH 6 */ 7 #include <linux/module.h> 8 #include <linux/vmalloc.h> 9 #include <net/mac80211.h> 10 11 #include "fw/notif-wait.h" 12 #include "iwl-trans.h" 13 #include "iwl-op-mode.h" 14 #include "fw/img.h" 15 #include "iwl-debug.h" 16 #include "iwl-drv.h" 17 #include "iwl-modparams.h" 18 #include "mvm.h" 19 #include "iwl-phy-db.h" 20 #include "iwl-eeprom-parse.h" 21 #include "iwl-csr.h" 22 #include "iwl-io.h" 23 #include "iwl-prph.h" 24 #include "rs.h" 25 #include "fw/api/scan.h" 26 #include "time-event.h" 27 #include "fw-api.h" 28 #include "fw/acpi.h" 29 30 #define DRV_DESCRIPTION "The new Intel(R) wireless AGN driver for Linux" 31 MODULE_DESCRIPTION(DRV_DESCRIPTION); 32 MODULE_AUTHOR(DRV_AUTHOR); 33 MODULE_LICENSE("GPL"); 34 35 static const struct iwl_op_mode_ops iwl_mvm_ops; 36 static const struct iwl_op_mode_ops iwl_mvm_ops_mq; 37 38 struct iwl_mvm_mod_params iwlmvm_mod_params = { 39 .power_scheme = IWL_POWER_SCHEME_BPS, 40 /* rest of fields are 0 by default */ 41 }; 42 43 module_param_named(init_dbg, iwlmvm_mod_params.init_dbg, bool, 0444); 44 MODULE_PARM_DESC(init_dbg, 45 "set to true to debug an ASSERT in INIT fw (default: false"); 46 module_param_named(power_scheme, iwlmvm_mod_params.power_scheme, int, 0444); 47 MODULE_PARM_DESC(power_scheme, 48 "power management scheme: 1-active, 2-balanced, 3-low power, default: 2"); 49 50 /* 51 * module init and exit functions 52 */ 53 static 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 } 69 module_init(iwl_mvm_init); 70 71 static void __exit iwl_mvm_exit(void) 72 { 73 iwl_opmode_deregister("iwlmvm"); 74 iwl_mvm_rate_control_unregister(); 75 } 76 module_exit(iwl_mvm_exit); 77 78 static 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 struct iwl_trans_debug *dbg = &mvm->trans->dbg; 82 u8 radio_cfg_type, radio_cfg_step, radio_cfg_dash; 83 u32 reg_val = 0; 84 u32 phy_config = iwl_mvm_get_phy_config(mvm); 85 86 radio_cfg_type = (phy_config & FW_PHY_CFG_RADIO_TYPE) >> 87 FW_PHY_CFG_RADIO_TYPE_POS; 88 radio_cfg_step = (phy_config & FW_PHY_CFG_RADIO_STEP) >> 89 FW_PHY_CFG_RADIO_STEP_POS; 90 radio_cfg_dash = (phy_config & FW_PHY_CFG_RADIO_DASH) >> 91 FW_PHY_CFG_RADIO_DASH_POS; 92 93 /* SKU control */ 94 reg_val |= CSR_HW_REV_STEP(mvm->trans->hw_rev) << 95 CSR_HW_IF_CONFIG_REG_POS_MAC_STEP; 96 reg_val |= CSR_HW_REV_DASH(mvm->trans->hw_rev) << 97 CSR_HW_IF_CONFIG_REG_POS_MAC_DASH; 98 99 /* radio configuration */ 100 reg_val |= radio_cfg_type << CSR_HW_IF_CONFIG_REG_POS_PHY_TYPE; 101 reg_val |= radio_cfg_step << CSR_HW_IF_CONFIG_REG_POS_PHY_STEP; 102 reg_val |= radio_cfg_dash << CSR_HW_IF_CONFIG_REG_POS_PHY_DASH; 103 104 WARN_ON((radio_cfg_type << CSR_HW_IF_CONFIG_REG_POS_PHY_TYPE) & 105 ~CSR_HW_IF_CONFIG_REG_MSK_PHY_TYPE); 106 107 /* 108 * TODO: Bits 7-8 of CSR in 8000 HW family and higher set the ADC 109 * sampling, and shouldn't be set to any non-zero value. 110 * The same is supposed to be true of the other HW, but unsetting 111 * them (such as the 7260) causes automatic tests to fail on seemingly 112 * unrelated errors. Need to further investigate this, but for now 113 * we'll separate cases. 114 */ 115 if (mvm->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_8000) 116 reg_val |= CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI; 117 118 if (iwl_fw_dbg_is_d3_debug_enabled(&mvm->fwrt) || 119 (iwl_trans_dbg_ini_valid(mvm->trans) && 120 dbg->fw_mon_cfg[IWL_FW_INI_ALLOCATION_ID_INTERNAL].buf_location) 121 ) 122 reg_val |= CSR_HW_IF_CONFIG_REG_D3_DEBUG; 123 124 iwl_trans_set_bits_mask(mvm->trans, CSR_HW_IF_CONFIG_REG, 125 CSR_HW_IF_CONFIG_REG_MSK_MAC_DASH | 126 CSR_HW_IF_CONFIG_REG_MSK_MAC_STEP | 127 CSR_HW_IF_CONFIG_REG_MSK_PHY_TYPE | 128 CSR_HW_IF_CONFIG_REG_MSK_PHY_STEP | 129 CSR_HW_IF_CONFIG_REG_MSK_PHY_DASH | 130 CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI | 131 CSR_HW_IF_CONFIG_REG_BIT_MAC_SI | 132 CSR_HW_IF_CONFIG_REG_D3_DEBUG, 133 reg_val); 134 135 IWL_DEBUG_INFO(mvm, "Radio type=0x%x-0x%x-0x%x\n", radio_cfg_type, 136 radio_cfg_step, radio_cfg_dash); 137 138 /* 139 * W/A : NIC is stuck in a reset state after Early PCIe power off 140 * (PCIe power is lost before PERST# is asserted), causing ME FW 141 * to lose ownership and not being able to obtain it back. 142 */ 143 if (!mvm->trans->cfg->apmg_not_supported) 144 iwl_set_bits_mask_prph(mvm->trans, APMG_PS_CTRL_REG, 145 APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS, 146 ~APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS); 147 } 148 149 static void iwl_mvm_rx_monitor_notif(struct iwl_mvm *mvm, 150 struct iwl_rx_cmd_buffer *rxb) 151 { 152 struct iwl_rx_packet *pkt = rxb_addr(rxb); 153 struct iwl_datapath_monitor_notif *notif = (void *)pkt->data; 154 struct ieee80211_supported_band *sband; 155 const struct ieee80211_sta_he_cap *he_cap; 156 struct ieee80211_vif *vif; 157 158 if (notif->type != cpu_to_le32(IWL_DP_MON_NOTIF_TYPE_EXT_CCA)) 159 return; 160 161 vif = iwl_mvm_get_vif_by_macid(mvm, notif->mac_id); 162 if (!vif || vif->type != NL80211_IFTYPE_STATION) 163 return; 164 165 if (!vif->bss_conf.chandef.chan || 166 vif->bss_conf.chandef.chan->band != NL80211_BAND_2GHZ || 167 vif->bss_conf.chandef.width < NL80211_CHAN_WIDTH_40) 168 return; 169 170 if (!vif->bss_conf.assoc) 171 return; 172 173 /* this shouldn't happen *again*, ignore it */ 174 if (mvm->cca_40mhz_workaround) 175 return; 176 177 /* 178 * We'll decrement this on disconnect - so set to 2 since we'll 179 * still have to disconnect from the current AP first. 180 */ 181 mvm->cca_40mhz_workaround = 2; 182 183 /* 184 * This capability manipulation isn't really ideal, but it's the 185 * easiest choice - otherwise we'd have to do some major changes 186 * in mac80211 to support this, which isn't worth it. This does 187 * mean that userspace may have outdated information, but that's 188 * actually not an issue at all. 189 */ 190 sband = mvm->hw->wiphy->bands[NL80211_BAND_2GHZ]; 191 192 WARN_ON(!sband->ht_cap.ht_supported); 193 WARN_ON(!(sband->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)); 194 sband->ht_cap.cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40; 195 196 he_cap = ieee80211_get_he_iftype_cap(sband, 197 ieee80211_vif_type_p2p(vif)); 198 199 if (he_cap) { 200 /* we know that ours is writable */ 201 struct ieee80211_sta_he_cap *he = (void *)he_cap; 202 203 WARN_ON(!he->has_he); 204 WARN_ON(!(he->he_cap_elem.phy_cap_info[0] & 205 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G)); 206 he->he_cap_elem.phy_cap_info[0] &= 207 ~IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G; 208 } 209 210 ieee80211_disconnect(vif, true); 211 } 212 213 void iwl_mvm_apply_fw_smps_request(struct ieee80211_vif *vif) 214 { 215 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); 216 struct iwl_mvm *mvm = mvmvif->mvm; 217 218 iwl_mvm_update_smps(mvm, vif, IWL_MVM_SMPS_REQ_FW, 219 mvm->fw_static_smps_request ? 220 IEEE80211_SMPS_STATIC : 221 IEEE80211_SMPS_AUTOMATIC); 222 } 223 224 static void iwl_mvm_intf_dual_chain_req(void *data, u8 *mac, 225 struct ieee80211_vif *vif) 226 { 227 iwl_mvm_apply_fw_smps_request(vif); 228 } 229 230 static void iwl_mvm_rx_thermal_dual_chain_req(struct iwl_mvm *mvm, 231 struct iwl_rx_cmd_buffer *rxb) 232 { 233 struct iwl_rx_packet *pkt = rxb_addr(rxb); 234 struct iwl_thermal_dual_chain_request *req = (void *)pkt->data; 235 236 /* 237 * We could pass it to the iterator data, but also need to remember 238 * it for new interfaces that are added while in this state. 239 */ 240 mvm->fw_static_smps_request = 241 req->event == cpu_to_le32(THERMAL_DUAL_CHAIN_REQ_DISABLE); 242 ieee80211_iterate_interfaces(mvm->hw, IEEE80211_IFACE_ITER_NORMAL, 243 iwl_mvm_intf_dual_chain_req, NULL); 244 } 245 246 /** 247 * enum iwl_rx_handler_context context for Rx handler 248 * @RX_HANDLER_SYNC : this means that it will be called in the Rx path 249 * which can't acquire mvm->mutex. 250 * @RX_HANDLER_ASYNC_LOCKED : If the handler needs to hold mvm->mutex 251 * (and only in this case!), it should be set as ASYNC. In that case, 252 * it will be called from a worker with mvm->mutex held. 253 * @RX_HANDLER_ASYNC_UNLOCKED : in case the handler needs to lock the 254 * mutex itself, it will be called from a worker without mvm->mutex held. 255 */ 256 enum iwl_rx_handler_context { 257 RX_HANDLER_SYNC, 258 RX_HANDLER_ASYNC_LOCKED, 259 RX_HANDLER_ASYNC_UNLOCKED, 260 }; 261 262 /** 263 * struct iwl_rx_handlers handler for FW notification 264 * @cmd_id: command id 265 * @context: see &iwl_rx_handler_context 266 * @fn: the function is called when notification is received 267 */ 268 struct iwl_rx_handlers { 269 u16 cmd_id, min_size; 270 enum iwl_rx_handler_context context; 271 void (*fn)(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 272 }; 273 274 #define RX_HANDLER_NO_SIZE(_cmd_id, _fn, _context) \ 275 { .cmd_id = _cmd_id, .fn = _fn, .context = _context, } 276 #define RX_HANDLER_GRP_NO_SIZE(_grp, _cmd, _fn, _context) \ 277 { .cmd_id = WIDE_ID(_grp, _cmd), .fn = _fn, .context = _context, } 278 #define RX_HANDLER(_cmd_id, _fn, _context, _struct) \ 279 { .cmd_id = _cmd_id, .fn = _fn, \ 280 .context = _context, .min_size = sizeof(_struct), } 281 #define RX_HANDLER_GRP(_grp, _cmd, _fn, _context, _struct) \ 282 { .cmd_id = WIDE_ID(_grp, _cmd), .fn = _fn, \ 283 .context = _context, .min_size = sizeof(_struct), } 284 285 /* 286 * Handlers for fw notifications 287 * Convention: RX_HANDLER(CMD_NAME, iwl_mvm_rx_CMD_NAME 288 * This list should be in order of frequency for performance purposes. 289 * 290 * The handler can be one from three contexts, see &iwl_rx_handler_context 291 */ 292 static const struct iwl_rx_handlers iwl_mvm_rx_handlers[] = { 293 RX_HANDLER(TX_CMD, iwl_mvm_rx_tx_cmd, RX_HANDLER_SYNC, 294 struct iwl_mvm_tx_resp), 295 RX_HANDLER(BA_NOTIF, iwl_mvm_rx_ba_notif, RX_HANDLER_SYNC, 296 struct iwl_mvm_ba_notif), 297 298 RX_HANDLER_GRP(DATA_PATH_GROUP, TLC_MNG_UPDATE_NOTIF, 299 iwl_mvm_tlc_update_notif, RX_HANDLER_SYNC, 300 struct iwl_tlc_update_notif), 301 302 RX_HANDLER(BT_PROFILE_NOTIFICATION, iwl_mvm_rx_bt_coex_notif, 303 RX_HANDLER_ASYNC_LOCKED, struct iwl_bt_coex_profile_notif), 304 RX_HANDLER_NO_SIZE(BEACON_NOTIFICATION, iwl_mvm_rx_beacon_notif, 305 RX_HANDLER_ASYNC_LOCKED), 306 RX_HANDLER_NO_SIZE(STATISTICS_NOTIFICATION, iwl_mvm_rx_statistics, 307 RX_HANDLER_ASYNC_LOCKED), 308 309 RX_HANDLER(BA_WINDOW_STATUS_NOTIFICATION_ID, 310 iwl_mvm_window_status_notif, RX_HANDLER_SYNC, 311 struct iwl_ba_window_status_notif), 312 313 RX_HANDLER(TIME_EVENT_NOTIFICATION, iwl_mvm_rx_time_event_notif, 314 RX_HANDLER_SYNC, struct iwl_time_event_notif), 315 RX_HANDLER_GRP(MAC_CONF_GROUP, SESSION_PROTECTION_NOTIF, 316 iwl_mvm_rx_session_protect_notif, RX_HANDLER_SYNC, 317 struct iwl_mvm_session_prot_notif), 318 RX_HANDLER(MCC_CHUB_UPDATE_CMD, iwl_mvm_rx_chub_update_mcc, 319 RX_HANDLER_ASYNC_LOCKED, struct iwl_mcc_chub_notif), 320 321 RX_HANDLER(EOSP_NOTIFICATION, iwl_mvm_rx_eosp_notif, RX_HANDLER_SYNC, 322 struct iwl_mvm_eosp_notification), 323 324 RX_HANDLER(SCAN_ITERATION_COMPLETE, 325 iwl_mvm_rx_lmac_scan_iter_complete_notif, RX_HANDLER_SYNC, 326 struct iwl_lmac_scan_complete_notif), 327 RX_HANDLER(SCAN_OFFLOAD_COMPLETE, 328 iwl_mvm_rx_lmac_scan_complete_notif, 329 RX_HANDLER_ASYNC_LOCKED, struct iwl_periodic_scan_complete), 330 RX_HANDLER_NO_SIZE(MATCH_FOUND_NOTIFICATION, 331 iwl_mvm_rx_scan_match_found, 332 RX_HANDLER_SYNC), 333 RX_HANDLER(SCAN_COMPLETE_UMAC, iwl_mvm_rx_umac_scan_complete_notif, 334 RX_HANDLER_ASYNC_LOCKED, struct iwl_umac_scan_complete), 335 RX_HANDLER(SCAN_ITERATION_COMPLETE_UMAC, 336 iwl_mvm_rx_umac_scan_iter_complete_notif, RX_HANDLER_SYNC, 337 struct iwl_umac_scan_iter_complete_notif), 338 339 RX_HANDLER(CARD_STATE_NOTIFICATION, iwl_mvm_rx_card_state_notif, 340 RX_HANDLER_SYNC, struct iwl_card_state_notif), 341 342 RX_HANDLER(MISSED_BEACONS_NOTIFICATION, iwl_mvm_rx_missed_beacons_notif, 343 RX_HANDLER_SYNC, struct iwl_missed_beacons_notif), 344 345 RX_HANDLER(REPLY_ERROR, iwl_mvm_rx_fw_error, RX_HANDLER_SYNC, 346 struct iwl_error_resp), 347 RX_HANDLER(PSM_UAPSD_AP_MISBEHAVING_NOTIFICATION, 348 iwl_mvm_power_uapsd_misbehaving_ap_notif, RX_HANDLER_SYNC, 349 struct iwl_uapsd_misbehaving_ap_notif), 350 RX_HANDLER_NO_SIZE(DTS_MEASUREMENT_NOTIFICATION, iwl_mvm_temp_notif, 351 RX_HANDLER_ASYNC_LOCKED), 352 RX_HANDLER_GRP_NO_SIZE(PHY_OPS_GROUP, DTS_MEASUREMENT_NOTIF_WIDE, 353 iwl_mvm_temp_notif, RX_HANDLER_ASYNC_UNLOCKED), 354 RX_HANDLER_GRP(PHY_OPS_GROUP, CT_KILL_NOTIFICATION, 355 iwl_mvm_ct_kill_notif, RX_HANDLER_SYNC, 356 struct ct_kill_notif), 357 358 RX_HANDLER(TDLS_CHANNEL_SWITCH_NOTIFICATION, iwl_mvm_rx_tdls_notif, 359 RX_HANDLER_ASYNC_LOCKED, 360 struct iwl_tdls_channel_switch_notif), 361 RX_HANDLER(MFUART_LOAD_NOTIFICATION, iwl_mvm_rx_mfuart_notif, 362 RX_HANDLER_SYNC, struct iwl_mfuart_load_notif_v1), 363 RX_HANDLER_GRP(LOCATION_GROUP, TOF_RESPONDER_STATS, 364 iwl_mvm_ftm_responder_stats, RX_HANDLER_ASYNC_LOCKED, 365 struct iwl_ftm_responder_stats), 366 367 RX_HANDLER_GRP_NO_SIZE(LOCATION_GROUP, TOF_RANGE_RESPONSE_NOTIF, 368 iwl_mvm_ftm_range_resp, RX_HANDLER_ASYNC_LOCKED), 369 RX_HANDLER_GRP_NO_SIZE(LOCATION_GROUP, TOF_LC_NOTIF, 370 iwl_mvm_ftm_lc_notif, RX_HANDLER_ASYNC_LOCKED), 371 372 RX_HANDLER_GRP(DEBUG_GROUP, MFU_ASSERT_DUMP_NTF, 373 iwl_mvm_mfu_assert_dump_notif, RX_HANDLER_SYNC, 374 struct iwl_mfu_assert_dump_notif), 375 RX_HANDLER_GRP(PROT_OFFLOAD_GROUP, STORED_BEACON_NTF, 376 iwl_mvm_rx_stored_beacon_notif, RX_HANDLER_SYNC, 377 struct iwl_stored_beacon_notif), 378 RX_HANDLER_GRP(DATA_PATH_GROUP, MU_GROUP_MGMT_NOTIF, 379 iwl_mvm_mu_mimo_grp_notif, RX_HANDLER_SYNC, 380 struct iwl_mu_group_mgmt_notif), 381 RX_HANDLER_GRP(DATA_PATH_GROUP, STA_PM_NOTIF, 382 iwl_mvm_sta_pm_notif, RX_HANDLER_SYNC, 383 struct iwl_mvm_pm_state_notification), 384 RX_HANDLER_GRP(MAC_CONF_GROUP, PROBE_RESPONSE_DATA_NOTIF, 385 iwl_mvm_probe_resp_data_notif, 386 RX_HANDLER_ASYNC_LOCKED, 387 struct iwl_probe_resp_data_notif), 388 RX_HANDLER_GRP(MAC_CONF_GROUP, CHANNEL_SWITCH_NOA_NOTIF, 389 iwl_mvm_channel_switch_noa_notif, 390 RX_HANDLER_SYNC, struct iwl_channel_switch_noa_notif), 391 RX_HANDLER_GRP(DATA_PATH_GROUP, MONITOR_NOTIF, 392 iwl_mvm_rx_monitor_notif, RX_HANDLER_ASYNC_LOCKED, 393 struct iwl_datapath_monitor_notif), 394 395 RX_HANDLER_GRP(DATA_PATH_GROUP, THERMAL_DUAL_CHAIN_REQUEST, 396 iwl_mvm_rx_thermal_dual_chain_req, 397 RX_HANDLER_ASYNC_LOCKED, 398 struct iwl_thermal_dual_chain_request), 399 }; 400 #undef RX_HANDLER 401 #undef RX_HANDLER_GRP 402 403 /* Please keep this array *SORTED* by hex value. 404 * Access is done through binary search 405 */ 406 static const struct iwl_hcmd_names iwl_mvm_legacy_names[] = { 407 HCMD_NAME(UCODE_ALIVE_NTFY), 408 HCMD_NAME(REPLY_ERROR), 409 HCMD_NAME(ECHO_CMD), 410 HCMD_NAME(INIT_COMPLETE_NOTIF), 411 HCMD_NAME(PHY_CONTEXT_CMD), 412 HCMD_NAME(DBG_CFG), 413 HCMD_NAME(SCAN_CFG_CMD), 414 HCMD_NAME(SCAN_REQ_UMAC), 415 HCMD_NAME(SCAN_ABORT_UMAC), 416 HCMD_NAME(SCAN_COMPLETE_UMAC), 417 HCMD_NAME(BA_WINDOW_STATUS_NOTIFICATION_ID), 418 HCMD_NAME(ADD_STA_KEY), 419 HCMD_NAME(ADD_STA), 420 HCMD_NAME(REMOVE_STA), 421 HCMD_NAME(FW_GET_ITEM_CMD), 422 HCMD_NAME(TX_CMD), 423 HCMD_NAME(SCD_QUEUE_CFG), 424 HCMD_NAME(TXPATH_FLUSH), 425 HCMD_NAME(MGMT_MCAST_KEY), 426 HCMD_NAME(WEP_KEY), 427 HCMD_NAME(SHARED_MEM_CFG), 428 HCMD_NAME(TDLS_CHANNEL_SWITCH_CMD), 429 HCMD_NAME(MAC_CONTEXT_CMD), 430 HCMD_NAME(TIME_EVENT_CMD), 431 HCMD_NAME(TIME_EVENT_NOTIFICATION), 432 HCMD_NAME(BINDING_CONTEXT_CMD), 433 HCMD_NAME(TIME_QUOTA_CMD), 434 HCMD_NAME(NON_QOS_TX_COUNTER_CMD), 435 HCMD_NAME(LEDS_CMD), 436 HCMD_NAME(LQ_CMD), 437 HCMD_NAME(FW_PAGING_BLOCK_CMD), 438 HCMD_NAME(SCAN_OFFLOAD_REQUEST_CMD), 439 HCMD_NAME(SCAN_OFFLOAD_ABORT_CMD), 440 HCMD_NAME(HOT_SPOT_CMD), 441 HCMD_NAME(SCAN_OFFLOAD_PROFILES_QUERY_CMD), 442 HCMD_NAME(BT_COEX_UPDATE_REDUCED_TXP), 443 HCMD_NAME(BT_COEX_CI), 444 HCMD_NAME(PHY_CONFIGURATION_CMD), 445 HCMD_NAME(CALIB_RES_NOTIF_PHY_DB), 446 HCMD_NAME(PHY_DB_CMD), 447 HCMD_NAME(SCAN_OFFLOAD_COMPLETE), 448 HCMD_NAME(SCAN_OFFLOAD_UPDATE_PROFILES_CMD), 449 HCMD_NAME(POWER_TABLE_CMD), 450 HCMD_NAME(PSM_UAPSD_AP_MISBEHAVING_NOTIFICATION), 451 HCMD_NAME(REPLY_THERMAL_MNG_BACKOFF), 452 HCMD_NAME(DC2DC_CONFIG_CMD), 453 HCMD_NAME(NVM_ACCESS_CMD), 454 HCMD_NAME(BEACON_NOTIFICATION), 455 HCMD_NAME(BEACON_TEMPLATE_CMD), 456 HCMD_NAME(TX_ANT_CONFIGURATION_CMD), 457 HCMD_NAME(BT_CONFIG), 458 HCMD_NAME(STATISTICS_CMD), 459 HCMD_NAME(STATISTICS_NOTIFICATION), 460 HCMD_NAME(EOSP_NOTIFICATION), 461 HCMD_NAME(REDUCE_TX_POWER_CMD), 462 HCMD_NAME(CARD_STATE_NOTIFICATION), 463 HCMD_NAME(MISSED_BEACONS_NOTIFICATION), 464 HCMD_NAME(TDLS_CONFIG_CMD), 465 HCMD_NAME(MAC_PM_POWER_TABLE), 466 HCMD_NAME(TDLS_CHANNEL_SWITCH_NOTIFICATION), 467 HCMD_NAME(MFUART_LOAD_NOTIFICATION), 468 HCMD_NAME(RSS_CONFIG_CMD), 469 HCMD_NAME(SCAN_ITERATION_COMPLETE_UMAC), 470 HCMD_NAME(REPLY_RX_PHY_CMD), 471 HCMD_NAME(REPLY_RX_MPDU_CMD), 472 HCMD_NAME(BAR_FRAME_RELEASE), 473 HCMD_NAME(FRAME_RELEASE), 474 HCMD_NAME(BA_NOTIF), 475 HCMD_NAME(MCC_UPDATE_CMD), 476 HCMD_NAME(MCC_CHUB_UPDATE_CMD), 477 HCMD_NAME(MARKER_CMD), 478 HCMD_NAME(BT_PROFILE_NOTIFICATION), 479 HCMD_NAME(BCAST_FILTER_CMD), 480 HCMD_NAME(MCAST_FILTER_CMD), 481 HCMD_NAME(REPLY_SF_CFG_CMD), 482 HCMD_NAME(REPLY_BEACON_FILTERING_CMD), 483 HCMD_NAME(D3_CONFIG_CMD), 484 HCMD_NAME(PROT_OFFLOAD_CONFIG_CMD), 485 HCMD_NAME(OFFLOADS_QUERY_CMD), 486 HCMD_NAME(MATCH_FOUND_NOTIFICATION), 487 HCMD_NAME(DTS_MEASUREMENT_NOTIFICATION), 488 HCMD_NAME(WOWLAN_PATTERNS), 489 HCMD_NAME(WOWLAN_CONFIGURATION), 490 HCMD_NAME(WOWLAN_TSC_RSC_PARAM), 491 HCMD_NAME(WOWLAN_TKIP_PARAM), 492 HCMD_NAME(WOWLAN_KEK_KCK_MATERIAL), 493 HCMD_NAME(WOWLAN_GET_STATUSES), 494 HCMD_NAME(SCAN_ITERATION_COMPLETE), 495 HCMD_NAME(D0I3_END_CMD), 496 HCMD_NAME(LTR_CONFIG), 497 HCMD_NAME(LDBG_CONFIG_CMD), 498 }; 499 500 /* Please keep this array *SORTED* by hex value. 501 * Access is done through binary search 502 */ 503 static const struct iwl_hcmd_names iwl_mvm_system_names[] = { 504 HCMD_NAME(SHARED_MEM_CFG_CMD), 505 HCMD_NAME(INIT_EXTENDED_CFG_CMD), 506 HCMD_NAME(FW_ERROR_RECOVERY_CMD), 507 }; 508 509 /* Please keep this array *SORTED* by hex value. 510 * Access is done through binary search 511 */ 512 static const struct iwl_hcmd_names iwl_mvm_mac_conf_names[] = { 513 HCMD_NAME(CHANNEL_SWITCH_TIME_EVENT_CMD), 514 HCMD_NAME(SESSION_PROTECTION_CMD), 515 HCMD_NAME(SESSION_PROTECTION_NOTIF), 516 HCMD_NAME(CHANNEL_SWITCH_NOA_NOTIF), 517 }; 518 519 /* Please keep this array *SORTED* by hex value. 520 * Access is done through binary search 521 */ 522 static const struct iwl_hcmd_names iwl_mvm_phy_names[] = { 523 HCMD_NAME(CMD_DTS_MEASUREMENT_TRIGGER_WIDE), 524 HCMD_NAME(CTDP_CONFIG_CMD), 525 HCMD_NAME(TEMP_REPORTING_THRESHOLDS_CMD), 526 HCMD_NAME(GEO_TX_POWER_LIMIT), 527 HCMD_NAME(CT_KILL_NOTIFICATION), 528 HCMD_NAME(DTS_MEASUREMENT_NOTIF_WIDE), 529 }; 530 531 /* Please keep this array *SORTED* by hex value. 532 * Access is done through binary search 533 */ 534 static const struct iwl_hcmd_names iwl_mvm_data_path_names[] = { 535 HCMD_NAME(DQA_ENABLE_CMD), 536 HCMD_NAME(UPDATE_MU_GROUPS_CMD), 537 HCMD_NAME(TRIGGER_RX_QUEUES_NOTIF_CMD), 538 HCMD_NAME(STA_HE_CTXT_CMD), 539 HCMD_NAME(RFH_QUEUE_CONFIG_CMD), 540 HCMD_NAME(TLC_MNG_CONFIG_CMD), 541 HCMD_NAME(CHEST_COLLECTOR_FILTER_CONFIG_CMD), 542 HCMD_NAME(MONITOR_NOTIF), 543 HCMD_NAME(THERMAL_DUAL_CHAIN_REQUEST), 544 HCMD_NAME(STA_PM_NOTIF), 545 HCMD_NAME(MU_GROUP_MGMT_NOTIF), 546 HCMD_NAME(RX_QUEUES_NOTIFICATION), 547 }; 548 549 /* Please keep this array *SORTED* by hex value. 550 * Access is done through binary search 551 */ 552 static const struct iwl_hcmd_names iwl_mvm_location_names[] = { 553 HCMD_NAME(TOF_RANGE_REQ_CMD), 554 HCMD_NAME(TOF_CONFIG_CMD), 555 HCMD_NAME(TOF_RANGE_ABORT_CMD), 556 HCMD_NAME(TOF_RANGE_REQ_EXT_CMD), 557 HCMD_NAME(TOF_RESPONDER_CONFIG_CMD), 558 HCMD_NAME(TOF_RESPONDER_DYN_CONFIG_CMD), 559 HCMD_NAME(TOF_LC_NOTIF), 560 HCMD_NAME(TOF_RESPONDER_STATS), 561 HCMD_NAME(TOF_MCSI_DEBUG_NOTIF), 562 HCMD_NAME(TOF_RANGE_RESPONSE_NOTIF), 563 }; 564 565 /* Please keep this array *SORTED* by hex value. 566 * Access is done through binary search 567 */ 568 static const struct iwl_hcmd_names iwl_mvm_prot_offload_names[] = { 569 HCMD_NAME(STORED_BEACON_NTF), 570 }; 571 572 /* Please keep this array *SORTED* by hex value. 573 * Access is done through binary search 574 */ 575 static const struct iwl_hcmd_names iwl_mvm_regulatory_and_nvm_names[] = { 576 HCMD_NAME(NVM_ACCESS_COMPLETE), 577 HCMD_NAME(NVM_GET_INFO), 578 HCMD_NAME(TAS_CONFIG), 579 }; 580 581 static const struct iwl_hcmd_arr iwl_mvm_groups[] = { 582 [LEGACY_GROUP] = HCMD_ARR(iwl_mvm_legacy_names), 583 [LONG_GROUP] = HCMD_ARR(iwl_mvm_legacy_names), 584 [SYSTEM_GROUP] = HCMD_ARR(iwl_mvm_system_names), 585 [MAC_CONF_GROUP] = HCMD_ARR(iwl_mvm_mac_conf_names), 586 [PHY_OPS_GROUP] = HCMD_ARR(iwl_mvm_phy_names), 587 [DATA_PATH_GROUP] = HCMD_ARR(iwl_mvm_data_path_names), 588 [LOCATION_GROUP] = HCMD_ARR(iwl_mvm_location_names), 589 [PROT_OFFLOAD_GROUP] = HCMD_ARR(iwl_mvm_prot_offload_names), 590 [REGULATORY_AND_NVM_GROUP] = 591 HCMD_ARR(iwl_mvm_regulatory_and_nvm_names), 592 }; 593 594 /* this forward declaration can avoid to export the function */ 595 static void iwl_mvm_async_handlers_wk(struct work_struct *wk); 596 597 static u32 iwl_mvm_min_backoff(struct iwl_mvm *mvm) 598 { 599 const struct iwl_pwr_tx_backoff *backoff = mvm->cfg->pwr_tx_backoffs; 600 u64 dflt_pwr_limit; 601 602 if (!backoff) 603 return 0; 604 605 dflt_pwr_limit = iwl_acpi_get_pwr_limit(mvm->dev); 606 607 while (backoff->pwr) { 608 if (dflt_pwr_limit >= backoff->pwr) 609 return backoff->backoff; 610 611 backoff++; 612 } 613 614 return 0; 615 } 616 617 static void iwl_mvm_tx_unblock_dwork(struct work_struct *work) 618 { 619 struct iwl_mvm *mvm = 620 container_of(work, struct iwl_mvm, cs_tx_unblock_dwork.work); 621 struct ieee80211_vif *tx_blocked_vif; 622 struct iwl_mvm_vif *mvmvif; 623 624 mutex_lock(&mvm->mutex); 625 626 tx_blocked_vif = 627 rcu_dereference_protected(mvm->csa_tx_blocked_vif, 628 lockdep_is_held(&mvm->mutex)); 629 630 if (!tx_blocked_vif) 631 goto unlock; 632 633 mvmvif = iwl_mvm_vif_from_mac80211(tx_blocked_vif); 634 iwl_mvm_modify_all_sta_disable_tx(mvm, mvmvif, false); 635 RCU_INIT_POINTER(mvm->csa_tx_blocked_vif, NULL); 636 unlock: 637 mutex_unlock(&mvm->mutex); 638 } 639 640 static int iwl_mvm_fwrt_dump_start(void *ctx) 641 { 642 struct iwl_mvm *mvm = ctx; 643 644 mutex_lock(&mvm->mutex); 645 646 return 0; 647 } 648 649 static void iwl_mvm_fwrt_dump_end(void *ctx) 650 { 651 struct iwl_mvm *mvm = ctx; 652 653 mutex_unlock(&mvm->mutex); 654 } 655 656 static bool iwl_mvm_fwrt_fw_running(void *ctx) 657 { 658 return iwl_mvm_firmware_running(ctx); 659 } 660 661 static int iwl_mvm_fwrt_send_hcmd(void *ctx, struct iwl_host_cmd *host_cmd) 662 { 663 struct iwl_mvm *mvm = (struct iwl_mvm *)ctx; 664 int ret; 665 666 mutex_lock(&mvm->mutex); 667 ret = iwl_mvm_send_cmd(mvm, host_cmd); 668 mutex_unlock(&mvm->mutex); 669 670 return ret; 671 } 672 673 static bool iwl_mvm_d3_debug_enable(void *ctx) 674 { 675 return IWL_MVM_D3_DEBUG; 676 } 677 678 static const struct iwl_fw_runtime_ops iwl_mvm_fwrt_ops = { 679 .dump_start = iwl_mvm_fwrt_dump_start, 680 .dump_end = iwl_mvm_fwrt_dump_end, 681 .fw_running = iwl_mvm_fwrt_fw_running, 682 .send_hcmd = iwl_mvm_fwrt_send_hcmd, 683 .d3_debug_enable = iwl_mvm_d3_debug_enable, 684 }; 685 686 static int iwl_mvm_start_get_nvm(struct iwl_mvm *mvm) 687 { 688 int ret; 689 690 mutex_lock(&mvm->mutex); 691 692 ret = iwl_run_init_mvm_ucode(mvm); 693 694 if (ret && ret != -ERFKILL) 695 iwl_fw_dbg_error_collect(&mvm->fwrt, FW_DBG_TRIGGER_DRIVER); 696 697 if (!iwlmvm_mod_params.init_dbg || !ret) 698 iwl_mvm_stop_device(mvm); 699 700 mutex_unlock(&mvm->mutex); 701 702 if (ret < 0) 703 IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", ret); 704 705 return ret; 706 } 707 708 static int iwl_mvm_start_post_nvm(struct iwl_mvm *mvm) 709 { 710 int ret; 711 712 iwl_mvm_toggle_tx_ant(mvm, &mvm->mgmt_last_antenna_idx); 713 714 ret = iwl_mvm_mac_setup_register(mvm); 715 if (ret) 716 return ret; 717 mvm->hw_registered = true; 718 719 iwl_mvm_dbgfs_register(mvm); 720 721 return 0; 722 } 723 724 static struct iwl_op_mode * 725 iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg, 726 const struct iwl_fw *fw, struct dentry *dbgfs_dir) 727 { 728 struct ieee80211_hw *hw; 729 struct iwl_op_mode *op_mode; 730 struct iwl_mvm *mvm; 731 struct iwl_trans_config trans_cfg = {}; 732 static const u8 no_reclaim_cmds[] = { 733 TX_CMD, 734 }; 735 int err, scan_size; 736 u32 min_backoff; 737 enum iwl_amsdu_size rb_size_default; 738 739 /* 740 * We use IWL_MVM_STATION_COUNT_MAX to check the validity of the station 741 * index all over the driver - check that its value corresponds to the 742 * array size. 743 */ 744 BUILD_BUG_ON(ARRAY_SIZE(mvm->fw_id_to_mac_id) != 745 IWL_MVM_STATION_COUNT_MAX); 746 747 /******************************** 748 * 1. Allocating and configuring HW data 749 ********************************/ 750 hw = ieee80211_alloc_hw(sizeof(struct iwl_op_mode) + 751 sizeof(struct iwl_mvm), 752 &iwl_mvm_hw_ops); 753 if (!hw) 754 return NULL; 755 756 hw->max_rx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF; 757 758 if (cfg->max_tx_agg_size) 759 hw->max_tx_aggregation_subframes = cfg->max_tx_agg_size; 760 else 761 hw->max_tx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF; 762 763 op_mode = hw->priv; 764 765 mvm = IWL_OP_MODE_GET_MVM(op_mode); 766 mvm->dev = trans->dev; 767 mvm->trans = trans; 768 mvm->cfg = cfg; 769 mvm->fw = fw; 770 mvm->hw = hw; 771 772 iwl_fw_runtime_init(&mvm->fwrt, trans, fw, &iwl_mvm_fwrt_ops, mvm, 773 dbgfs_dir); 774 775 mvm->init_status = 0; 776 777 if (iwl_mvm_has_new_rx_api(mvm)) { 778 op_mode->ops = &iwl_mvm_ops_mq; 779 trans->rx_mpdu_cmd_hdr_size = 780 (trans->trans_cfg->device_family >= 781 IWL_DEVICE_FAMILY_AX210) ? 782 sizeof(struct iwl_rx_mpdu_desc) : 783 IWL_RX_DESC_SIZE_V1; 784 } else { 785 op_mode->ops = &iwl_mvm_ops; 786 trans->rx_mpdu_cmd_hdr_size = 787 sizeof(struct iwl_rx_mpdu_res_start); 788 789 if (WARN_ON(trans->num_rx_queues > 1)) 790 goto out_free; 791 } 792 793 mvm->fw_restart = iwlwifi_mod_params.fw_restart ? -1 : 0; 794 795 mvm->aux_queue = IWL_MVM_DQA_AUX_QUEUE; 796 mvm->snif_queue = IWL_MVM_DQA_INJECT_MONITOR_QUEUE; 797 mvm->probe_queue = IWL_MVM_DQA_AP_PROBE_RESP_QUEUE; 798 mvm->p2p_dev_queue = IWL_MVM_DQA_P2P_DEVICE_QUEUE; 799 800 mvm->sf_state = SF_UNINIT; 801 if (iwl_mvm_has_unified_ucode(mvm)) 802 iwl_fw_set_current_image(&mvm->fwrt, IWL_UCODE_REGULAR); 803 else 804 iwl_fw_set_current_image(&mvm->fwrt, IWL_UCODE_INIT); 805 mvm->drop_bcn_ap_mode = true; 806 807 mutex_init(&mvm->mutex); 808 spin_lock_init(&mvm->async_handlers_lock); 809 INIT_LIST_HEAD(&mvm->time_event_list); 810 INIT_LIST_HEAD(&mvm->aux_roc_te_list); 811 INIT_LIST_HEAD(&mvm->async_handlers_list); 812 spin_lock_init(&mvm->time_event_lock); 813 INIT_LIST_HEAD(&mvm->ftm_initiator.loc_list); 814 INIT_LIST_HEAD(&mvm->ftm_initiator.pasn_list); 815 INIT_LIST_HEAD(&mvm->resp_pasn_list); 816 817 INIT_WORK(&mvm->async_handlers_wk, iwl_mvm_async_handlers_wk); 818 INIT_WORK(&mvm->roc_done_wk, iwl_mvm_roc_done_wk); 819 INIT_DELAYED_WORK(&mvm->tdls_cs.dwork, iwl_mvm_tdls_ch_switch_work); 820 INIT_DELAYED_WORK(&mvm->scan_timeout_dwork, iwl_mvm_scan_timeout_wk); 821 INIT_WORK(&mvm->add_stream_wk, iwl_mvm_add_new_dqa_stream_wk); 822 INIT_LIST_HEAD(&mvm->add_stream_txqs); 823 824 init_waitqueue_head(&mvm->rx_sync_waitq); 825 826 mvm->queue_sync_state = 0; 827 828 SET_IEEE80211_DEV(mvm->hw, mvm->trans->dev); 829 830 spin_lock_init(&mvm->tcm.lock); 831 INIT_DELAYED_WORK(&mvm->tcm.work, iwl_mvm_tcm_work); 832 mvm->tcm.ts = jiffies; 833 mvm->tcm.ll_ts = jiffies; 834 mvm->tcm.uapsd_nonagg_ts = jiffies; 835 836 INIT_DELAYED_WORK(&mvm->cs_tx_unblock_dwork, iwl_mvm_tx_unblock_dwork); 837 838 mvm->cmd_ver.d0i3_resp = 839 iwl_fw_lookup_notif_ver(mvm->fw, LEGACY_GROUP, D0I3_END_CMD, 840 0); 841 /* we only support version 1 */ 842 if (WARN_ON_ONCE(mvm->cmd_ver.d0i3_resp > 1)) 843 goto out_free; 844 845 mvm->cmd_ver.range_resp = 846 iwl_fw_lookup_notif_ver(mvm->fw, LOCATION_GROUP, 847 TOF_RANGE_RESPONSE_NOTIF, 5); 848 /* we only support up to version 8 */ 849 if (WARN_ON_ONCE(mvm->cmd_ver.range_resp > 8)) 850 goto out_free; 851 852 /* 853 * Populate the state variables that the transport layer needs 854 * to know about. 855 */ 856 trans_cfg.op_mode = op_mode; 857 trans_cfg.no_reclaim_cmds = no_reclaim_cmds; 858 trans_cfg.n_no_reclaim_cmds = ARRAY_SIZE(no_reclaim_cmds); 859 860 if (mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_AX210) 861 rb_size_default = IWL_AMSDU_2K; 862 else 863 rb_size_default = IWL_AMSDU_4K; 864 865 switch (iwlwifi_mod_params.amsdu_size) { 866 case IWL_AMSDU_DEF: 867 trans_cfg.rx_buf_size = rb_size_default; 868 break; 869 case IWL_AMSDU_4K: 870 trans_cfg.rx_buf_size = IWL_AMSDU_4K; 871 break; 872 case IWL_AMSDU_8K: 873 trans_cfg.rx_buf_size = IWL_AMSDU_8K; 874 break; 875 case IWL_AMSDU_12K: 876 trans_cfg.rx_buf_size = IWL_AMSDU_12K; 877 break; 878 default: 879 pr_err("%s: Unsupported amsdu_size: %d\n", KBUILD_MODNAME, 880 iwlwifi_mod_params.amsdu_size); 881 trans_cfg.rx_buf_size = rb_size_default; 882 } 883 884 trans->wide_cmd_header = true; 885 trans_cfg.bc_table_dword = 886 mvm->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_AX210; 887 888 trans_cfg.command_groups = iwl_mvm_groups; 889 trans_cfg.command_groups_size = ARRAY_SIZE(iwl_mvm_groups); 890 891 trans_cfg.cmd_queue = IWL_MVM_DQA_CMD_QUEUE; 892 trans_cfg.cmd_fifo = IWL_MVM_TX_FIFO_CMD; 893 trans_cfg.scd_set_active = true; 894 895 trans_cfg.cb_data_offs = offsetof(struct ieee80211_tx_info, 896 driver_data[2]); 897 898 /* Set a short watchdog for the command queue */ 899 trans_cfg.cmd_q_wdg_timeout = 900 iwl_mvm_get_wd_timeout(mvm, NULL, false, true); 901 902 snprintf(mvm->hw->wiphy->fw_version, 903 sizeof(mvm->hw->wiphy->fw_version), 904 "%s", fw->fw_version); 905 906 trans_cfg.fw_reset_handshake = fw_has_capa(&mvm->fw->ucode_capa, 907 IWL_UCODE_TLV_CAPA_FW_RESET_HANDSHAKE); 908 909 /* Configure transport layer */ 910 iwl_trans_configure(mvm->trans, &trans_cfg); 911 912 trans->rx_mpdu_cmd = REPLY_RX_MPDU_CMD; 913 trans->dbg.dest_tlv = mvm->fw->dbg.dest_tlv; 914 trans->dbg.n_dest_reg = mvm->fw->dbg.n_dest_reg; 915 memcpy(trans->dbg.conf_tlv, mvm->fw->dbg.conf_tlv, 916 sizeof(trans->dbg.conf_tlv)); 917 trans->dbg.trigger_tlv = mvm->fw->dbg.trigger_tlv; 918 919 trans->iml = mvm->fw->iml; 920 trans->iml_len = mvm->fw->iml_len; 921 922 /* set up notification wait support */ 923 iwl_notification_wait_init(&mvm->notif_wait); 924 925 /* Init phy db */ 926 mvm->phy_db = iwl_phy_db_init(trans); 927 if (!mvm->phy_db) { 928 IWL_ERR(mvm, "Cannot init phy_db\n"); 929 goto out_free; 930 } 931 932 IWL_INFO(mvm, "Detected %s, REV=0x%X\n", 933 mvm->trans->name, mvm->trans->hw_rev); 934 935 if (iwlwifi_mod_params.nvm_file) 936 mvm->nvm_file_name = iwlwifi_mod_params.nvm_file; 937 else 938 IWL_DEBUG_EEPROM(mvm->trans->dev, 939 "working without external nvm file\n"); 940 941 err = iwl_trans_start_hw(mvm->trans); 942 if (err) 943 goto out_free; 944 945 scan_size = iwl_mvm_scan_size(mvm); 946 947 mvm->scan_cmd = kmalloc(scan_size, GFP_KERNEL); 948 if (!mvm->scan_cmd) 949 goto out_free; 950 951 /* invalidate ids to prevent accidental removal of sta_id 0 */ 952 mvm->aux_sta.sta_id = IWL_MVM_INVALID_STA; 953 mvm->snif_sta.sta_id = IWL_MVM_INVALID_STA; 954 955 /* Set EBS as successful as long as not stated otherwise by the FW. */ 956 mvm->last_ebs_successful = true; 957 958 min_backoff = iwl_mvm_min_backoff(mvm); 959 iwl_mvm_thermal_initialize(mvm, min_backoff); 960 961 if (!iwl_mvm_has_new_rx_stats_api(mvm)) 962 memset(&mvm->rx_stats_v3, 0, 963 sizeof(struct mvm_statistics_rx_v3)); 964 else 965 memset(&mvm->rx_stats, 0, sizeof(struct mvm_statistics_rx)); 966 967 mvm->debugfs_dir = dbgfs_dir; 968 969 if (iwl_mvm_start_get_nvm(mvm)) 970 goto out_thermal_exit; 971 972 if (iwl_mvm_start_post_nvm(mvm)) 973 goto out_thermal_exit; 974 975 return op_mode; 976 977 out_thermal_exit: 978 iwl_mvm_thermal_exit(mvm); 979 out_free: 980 iwl_fw_flush_dumps(&mvm->fwrt); 981 iwl_fw_runtime_free(&mvm->fwrt); 982 983 if (iwlmvm_mod_params.init_dbg) 984 return op_mode; 985 iwl_phy_db_free(mvm->phy_db); 986 kfree(mvm->scan_cmd); 987 iwl_trans_op_mode_leave(trans); 988 989 ieee80211_free_hw(mvm->hw); 990 return NULL; 991 } 992 993 void iwl_mvm_stop_device(struct iwl_mvm *mvm) 994 { 995 lockdep_assert_held(&mvm->mutex); 996 997 iwl_fw_cancel_timestamp(&mvm->fwrt); 998 999 clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status); 1000 1001 iwl_fw_dbg_stop_sync(&mvm->fwrt); 1002 iwl_trans_stop_device(mvm->trans); 1003 iwl_free_fw_paging(&mvm->fwrt); 1004 iwl_fw_dump_conf_clear(&mvm->fwrt); 1005 } 1006 1007 static void iwl_op_mode_mvm_stop(struct iwl_op_mode *op_mode) 1008 { 1009 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1010 int i; 1011 1012 iwl_mvm_leds_exit(mvm); 1013 1014 iwl_mvm_thermal_exit(mvm); 1015 1016 ieee80211_unregister_hw(mvm->hw); 1017 1018 kfree(mvm->scan_cmd); 1019 kfree(mvm->mcast_filter_cmd); 1020 mvm->mcast_filter_cmd = NULL; 1021 1022 kfree(mvm->error_recovery_buf); 1023 mvm->error_recovery_buf = NULL; 1024 1025 iwl_trans_op_mode_leave(mvm->trans); 1026 1027 iwl_phy_db_free(mvm->phy_db); 1028 mvm->phy_db = NULL; 1029 1030 kfree(mvm->nvm_data); 1031 for (i = 0; i < NVM_MAX_NUM_SECTIONS; i++) 1032 kfree(mvm->nvm_sections[i].data); 1033 1034 cancel_delayed_work_sync(&mvm->tcm.work); 1035 1036 iwl_fw_runtime_free(&mvm->fwrt); 1037 mutex_destroy(&mvm->mutex); 1038 1039 ieee80211_free_hw(mvm->hw); 1040 } 1041 1042 struct iwl_async_handler_entry { 1043 struct list_head list; 1044 struct iwl_rx_cmd_buffer rxb; 1045 enum iwl_rx_handler_context context; 1046 void (*fn)(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1047 }; 1048 1049 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm) 1050 { 1051 struct iwl_async_handler_entry *entry, *tmp; 1052 1053 spin_lock_bh(&mvm->async_handlers_lock); 1054 list_for_each_entry_safe(entry, tmp, &mvm->async_handlers_list, list) { 1055 iwl_free_rxb(&entry->rxb); 1056 list_del(&entry->list); 1057 kfree(entry); 1058 } 1059 spin_unlock_bh(&mvm->async_handlers_lock); 1060 } 1061 1062 static void iwl_mvm_async_handlers_wk(struct work_struct *wk) 1063 { 1064 struct iwl_mvm *mvm = 1065 container_of(wk, struct iwl_mvm, async_handlers_wk); 1066 struct iwl_async_handler_entry *entry, *tmp; 1067 LIST_HEAD(local_list); 1068 1069 /* Ensure that we are not in stop flow (check iwl_mvm_mac_stop) */ 1070 1071 /* 1072 * Sync with Rx path with a lock. Remove all the entries from this list, 1073 * add them to a local one (lock free), and then handle them. 1074 */ 1075 spin_lock_bh(&mvm->async_handlers_lock); 1076 list_splice_init(&mvm->async_handlers_list, &local_list); 1077 spin_unlock_bh(&mvm->async_handlers_lock); 1078 1079 list_for_each_entry_safe(entry, tmp, &local_list, list) { 1080 if (entry->context == RX_HANDLER_ASYNC_LOCKED) 1081 mutex_lock(&mvm->mutex); 1082 entry->fn(mvm, &entry->rxb); 1083 iwl_free_rxb(&entry->rxb); 1084 list_del(&entry->list); 1085 if (entry->context == RX_HANDLER_ASYNC_LOCKED) 1086 mutex_unlock(&mvm->mutex); 1087 kfree(entry); 1088 } 1089 } 1090 1091 static inline void iwl_mvm_rx_check_trigger(struct iwl_mvm *mvm, 1092 struct iwl_rx_packet *pkt) 1093 { 1094 struct iwl_fw_dbg_trigger_tlv *trig; 1095 struct iwl_fw_dbg_trigger_cmd *cmds_trig; 1096 int i; 1097 1098 trig = iwl_fw_dbg_trigger_on(&mvm->fwrt, NULL, 1099 FW_DBG_TRIGGER_FW_NOTIF); 1100 if (!trig) 1101 return; 1102 1103 cmds_trig = (void *)trig->data; 1104 1105 for (i = 0; i < ARRAY_SIZE(cmds_trig->cmds); i++) { 1106 /* don't collect on CMD 0 */ 1107 if (!cmds_trig->cmds[i].cmd_id) 1108 break; 1109 1110 if (cmds_trig->cmds[i].cmd_id != pkt->hdr.cmd || 1111 cmds_trig->cmds[i].group_id != pkt->hdr.group_id) 1112 continue; 1113 1114 iwl_fw_dbg_collect_trig(&mvm->fwrt, trig, 1115 "CMD 0x%02x.%02x received", 1116 pkt->hdr.group_id, pkt->hdr.cmd); 1117 break; 1118 } 1119 } 1120 1121 static void iwl_mvm_rx_common(struct iwl_mvm *mvm, 1122 struct iwl_rx_cmd_buffer *rxb, 1123 struct iwl_rx_packet *pkt) 1124 { 1125 unsigned int pkt_len = iwl_rx_packet_payload_len(pkt); 1126 int i; 1127 union iwl_dbg_tlv_tp_data tp_data = { .fw_pkt = pkt }; 1128 1129 iwl_dbg_tlv_time_point(&mvm->fwrt, 1130 IWL_FW_INI_TIME_POINT_FW_RSP_OR_NOTIF, &tp_data); 1131 iwl_mvm_rx_check_trigger(mvm, pkt); 1132 1133 /* 1134 * Do the notification wait before RX handlers so 1135 * even if the RX handler consumes the RXB we have 1136 * access to it in the notification wait entry. 1137 */ 1138 iwl_notification_wait_notify(&mvm->notif_wait, pkt); 1139 1140 for (i = 0; i < ARRAY_SIZE(iwl_mvm_rx_handlers); i++) { 1141 const struct iwl_rx_handlers *rx_h = &iwl_mvm_rx_handlers[i]; 1142 struct iwl_async_handler_entry *entry; 1143 1144 if (rx_h->cmd_id != WIDE_ID(pkt->hdr.group_id, pkt->hdr.cmd)) 1145 continue; 1146 1147 if (unlikely(pkt_len < rx_h->min_size)) 1148 return; 1149 1150 if (rx_h->context == RX_HANDLER_SYNC) { 1151 rx_h->fn(mvm, rxb); 1152 return; 1153 } 1154 1155 entry = kzalloc(sizeof(*entry), GFP_ATOMIC); 1156 /* we can't do much... */ 1157 if (!entry) 1158 return; 1159 1160 entry->rxb._page = rxb_steal_page(rxb); 1161 entry->rxb._offset = rxb->_offset; 1162 entry->rxb._rx_page_order = rxb->_rx_page_order; 1163 entry->fn = rx_h->fn; 1164 entry->context = rx_h->context; 1165 spin_lock(&mvm->async_handlers_lock); 1166 list_add_tail(&entry->list, &mvm->async_handlers_list); 1167 spin_unlock(&mvm->async_handlers_lock); 1168 schedule_work(&mvm->async_handlers_wk); 1169 break; 1170 } 1171 } 1172 1173 static void iwl_mvm_rx(struct iwl_op_mode *op_mode, 1174 struct napi_struct *napi, 1175 struct iwl_rx_cmd_buffer *rxb) 1176 { 1177 struct iwl_rx_packet *pkt = rxb_addr(rxb); 1178 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1179 u16 cmd = WIDE_ID(pkt->hdr.group_id, pkt->hdr.cmd); 1180 1181 if (likely(cmd == WIDE_ID(LEGACY_GROUP, REPLY_RX_MPDU_CMD))) 1182 iwl_mvm_rx_rx_mpdu(mvm, napi, rxb); 1183 else if (cmd == WIDE_ID(LEGACY_GROUP, REPLY_RX_PHY_CMD)) 1184 iwl_mvm_rx_rx_phy_cmd(mvm, rxb); 1185 else 1186 iwl_mvm_rx_common(mvm, rxb, pkt); 1187 } 1188 1189 void iwl_mvm_rx_mq(struct iwl_op_mode *op_mode, 1190 struct napi_struct *napi, 1191 struct iwl_rx_cmd_buffer *rxb) 1192 { 1193 struct iwl_rx_packet *pkt = rxb_addr(rxb); 1194 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1195 u16 cmd = WIDE_ID(pkt->hdr.group_id, pkt->hdr.cmd); 1196 1197 if (likely(cmd == WIDE_ID(LEGACY_GROUP, REPLY_RX_MPDU_CMD))) 1198 iwl_mvm_rx_mpdu_mq(mvm, napi, rxb, 0); 1199 else if (unlikely(cmd == WIDE_ID(DATA_PATH_GROUP, 1200 RX_QUEUES_NOTIFICATION))) 1201 iwl_mvm_rx_queue_notif(mvm, napi, rxb, 0); 1202 else if (cmd == WIDE_ID(LEGACY_GROUP, FRAME_RELEASE)) 1203 iwl_mvm_rx_frame_release(mvm, napi, rxb, 0); 1204 else if (cmd == WIDE_ID(LEGACY_GROUP, BAR_FRAME_RELEASE)) 1205 iwl_mvm_rx_bar_frame_release(mvm, napi, rxb, 0); 1206 else if (cmd == WIDE_ID(DATA_PATH_GROUP, RX_NO_DATA_NOTIF)) 1207 iwl_mvm_rx_monitor_no_data(mvm, napi, rxb, 0); 1208 else 1209 iwl_mvm_rx_common(mvm, rxb, pkt); 1210 } 1211 1212 static void iwl_mvm_async_cb(struct iwl_op_mode *op_mode, 1213 const struct iwl_device_cmd *cmd) 1214 { 1215 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1216 1217 /* 1218 * For now, we only set the CMD_WANT_ASYNC_CALLBACK for ADD_STA 1219 * commands that need to block the Tx queues. 1220 */ 1221 iwl_trans_block_txq_ptrs(mvm->trans, false); 1222 } 1223 1224 static int iwl_mvm_is_static_queue(struct iwl_mvm *mvm, int queue) 1225 { 1226 return queue == mvm->aux_queue || queue == mvm->probe_queue || 1227 queue == mvm->p2p_dev_queue || queue == mvm->snif_queue; 1228 } 1229 1230 static void iwl_mvm_queue_state_change(struct iwl_op_mode *op_mode, 1231 int hw_queue, bool start) 1232 { 1233 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1234 struct ieee80211_sta *sta; 1235 struct ieee80211_txq *txq; 1236 struct iwl_mvm_txq *mvmtxq; 1237 int i; 1238 unsigned long tid_bitmap; 1239 struct iwl_mvm_sta *mvmsta; 1240 u8 sta_id; 1241 1242 sta_id = iwl_mvm_has_new_tx_api(mvm) ? 1243 mvm->tvqm_info[hw_queue].sta_id : 1244 mvm->queue_info[hw_queue].ra_sta_id; 1245 1246 if (WARN_ON_ONCE(sta_id >= mvm->fw->ucode_capa.num_stations)) 1247 return; 1248 1249 rcu_read_lock(); 1250 1251 sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]); 1252 if (IS_ERR_OR_NULL(sta)) 1253 goto out; 1254 mvmsta = iwl_mvm_sta_from_mac80211(sta); 1255 1256 if (iwl_mvm_is_static_queue(mvm, hw_queue)) { 1257 if (!start) 1258 ieee80211_stop_queues(mvm->hw); 1259 else if (mvmsta->sta_state != IEEE80211_STA_NOTEXIST) 1260 ieee80211_wake_queues(mvm->hw); 1261 1262 goto out; 1263 } 1264 1265 if (iwl_mvm_has_new_tx_api(mvm)) { 1266 int tid = mvm->tvqm_info[hw_queue].txq_tid; 1267 1268 tid_bitmap = BIT(tid); 1269 } else { 1270 tid_bitmap = mvm->queue_info[hw_queue].tid_bitmap; 1271 } 1272 1273 for_each_set_bit(i, &tid_bitmap, IWL_MAX_TID_COUNT + 1) { 1274 int tid = i; 1275 1276 if (tid == IWL_MAX_TID_COUNT) 1277 tid = IEEE80211_NUM_TIDS; 1278 1279 txq = sta->txq[tid]; 1280 mvmtxq = iwl_mvm_txq_from_mac80211(txq); 1281 mvmtxq->stopped = !start; 1282 1283 if (start && mvmsta->sta_state != IEEE80211_STA_NOTEXIST) 1284 iwl_mvm_mac_itxq_xmit(mvm->hw, txq); 1285 } 1286 1287 out: 1288 rcu_read_unlock(); 1289 } 1290 1291 static void iwl_mvm_stop_sw_queue(struct iwl_op_mode *op_mode, int hw_queue) 1292 { 1293 iwl_mvm_queue_state_change(op_mode, hw_queue, false); 1294 } 1295 1296 static void iwl_mvm_wake_sw_queue(struct iwl_op_mode *op_mode, int hw_queue) 1297 { 1298 iwl_mvm_queue_state_change(op_mode, hw_queue, true); 1299 } 1300 1301 static void iwl_mvm_set_rfkill_state(struct iwl_mvm *mvm) 1302 { 1303 bool state = iwl_mvm_is_radio_killed(mvm); 1304 1305 if (state) 1306 wake_up(&mvm->rx_sync_waitq); 1307 1308 wiphy_rfkill_set_hw_state(mvm->hw->wiphy, state); 1309 } 1310 1311 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state) 1312 { 1313 if (state) 1314 set_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status); 1315 else 1316 clear_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status); 1317 1318 iwl_mvm_set_rfkill_state(mvm); 1319 } 1320 1321 static bool iwl_mvm_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state) 1322 { 1323 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1324 bool rfkill_safe_init_done = READ_ONCE(mvm->rfkill_safe_init_done); 1325 bool unified = iwl_mvm_has_unified_ucode(mvm); 1326 1327 if (state) 1328 set_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status); 1329 else 1330 clear_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status); 1331 1332 iwl_mvm_set_rfkill_state(mvm); 1333 1334 /* iwl_run_init_mvm_ucode is waiting for results, abort it. */ 1335 if (rfkill_safe_init_done) 1336 iwl_abort_notification_waits(&mvm->notif_wait); 1337 1338 /* 1339 * Don't ask the transport to stop the firmware. We'll do it 1340 * after cfg80211 takes us down. 1341 */ 1342 if (unified) 1343 return false; 1344 1345 /* 1346 * Stop the device if we run OPERATIONAL firmware or if we are in the 1347 * middle of the calibrations. 1348 */ 1349 return state && rfkill_safe_init_done; 1350 } 1351 1352 static void iwl_mvm_free_skb(struct iwl_op_mode *op_mode, struct sk_buff *skb) 1353 { 1354 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1355 struct ieee80211_tx_info *info; 1356 1357 info = IEEE80211_SKB_CB(skb); 1358 iwl_trans_free_tx_cmd(mvm->trans, info->driver_data[1]); 1359 ieee80211_free_txskb(mvm->hw, skb); 1360 } 1361 1362 struct iwl_mvm_reprobe { 1363 struct device *dev; 1364 struct work_struct work; 1365 }; 1366 1367 static void iwl_mvm_reprobe_wk(struct work_struct *wk) 1368 { 1369 struct iwl_mvm_reprobe *reprobe; 1370 1371 reprobe = container_of(wk, struct iwl_mvm_reprobe, work); 1372 if (device_reprobe(reprobe->dev)) 1373 dev_err(reprobe->dev, "reprobe failed!\n"); 1374 put_device(reprobe->dev); 1375 kfree(reprobe); 1376 module_put(THIS_MODULE); 1377 } 1378 1379 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error) 1380 { 1381 iwl_abort_notification_waits(&mvm->notif_wait); 1382 iwl_dbg_tlv_del_timers(mvm->trans); 1383 1384 /* 1385 * This is a bit racy, but worst case we tell mac80211 about 1386 * a stopped/aborted scan when that was already done which 1387 * is not a problem. It is necessary to abort any os scan 1388 * here because mac80211 requires having the scan cleared 1389 * before restarting. 1390 * We'll reset the scan_status to NONE in restart cleanup in 1391 * the next start() call from mac80211. If restart isn't called 1392 * (no fw restart) scan status will stay busy. 1393 */ 1394 iwl_mvm_report_scan_aborted(mvm); 1395 1396 /* 1397 * If we're restarting already, don't cycle restarts. 1398 * If INIT fw asserted, it will likely fail again. 1399 * If WoWLAN fw asserted, don't restart either, mac80211 1400 * can't recover this since we're already half suspended. 1401 */ 1402 if (!mvm->fw_restart && fw_error) { 1403 iwl_fw_error_collect(&mvm->fwrt); 1404 } else if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) { 1405 struct iwl_mvm_reprobe *reprobe; 1406 1407 IWL_ERR(mvm, 1408 "Firmware error during reconfiguration - reprobe!\n"); 1409 1410 /* 1411 * get a module reference to avoid doing this while unloading 1412 * anyway and to avoid scheduling a work with code that's 1413 * being removed. 1414 */ 1415 if (!try_module_get(THIS_MODULE)) { 1416 IWL_ERR(mvm, "Module is being unloaded - abort\n"); 1417 return; 1418 } 1419 1420 reprobe = kzalloc(sizeof(*reprobe), GFP_ATOMIC); 1421 if (!reprobe) { 1422 module_put(THIS_MODULE); 1423 return; 1424 } 1425 reprobe->dev = get_device(mvm->trans->dev); 1426 INIT_WORK(&reprobe->work, iwl_mvm_reprobe_wk); 1427 schedule_work(&reprobe->work); 1428 } else if (test_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED, 1429 &mvm->status)) { 1430 IWL_ERR(mvm, "HW restart already requested, but not started\n"); 1431 } else if (mvm->fwrt.cur_fw_img == IWL_UCODE_REGULAR && 1432 mvm->hw_registered && 1433 !test_bit(STATUS_TRANS_DEAD, &mvm->trans->status)) { 1434 /* This should be first thing before trying to collect any 1435 * data to avoid endless loops if any HW error happens while 1436 * collecting debug data. 1437 */ 1438 set_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED, &mvm->status); 1439 1440 if (mvm->fw->ucode_capa.error_log_size) { 1441 u32 src_size = mvm->fw->ucode_capa.error_log_size; 1442 u32 src_addr = mvm->fw->ucode_capa.error_log_addr; 1443 u8 *recover_buf = kzalloc(src_size, GFP_ATOMIC); 1444 1445 if (recover_buf) { 1446 mvm->error_recovery_buf = recover_buf; 1447 iwl_trans_read_mem_bytes(mvm->trans, 1448 src_addr, 1449 recover_buf, 1450 src_size); 1451 } 1452 } 1453 1454 iwl_fw_error_collect(&mvm->fwrt); 1455 1456 if (fw_error && mvm->fw_restart > 0) 1457 mvm->fw_restart--; 1458 ieee80211_restart_hw(mvm->hw); 1459 } 1460 } 1461 1462 static void iwl_mvm_nic_error(struct iwl_op_mode *op_mode) 1463 { 1464 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1465 1466 if (!test_bit(STATUS_TRANS_DEAD, &mvm->trans->status)) 1467 iwl_mvm_dump_nic_error_log(mvm); 1468 1469 iwl_mvm_nic_restart(mvm, true); 1470 } 1471 1472 static void iwl_mvm_cmd_queue_full(struct iwl_op_mode *op_mode) 1473 { 1474 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1475 1476 WARN_ON(1); 1477 iwl_mvm_nic_restart(mvm, true); 1478 } 1479 1480 static void iwl_op_mode_mvm_time_point(struct iwl_op_mode *op_mode, 1481 enum iwl_fw_ini_time_point tp_id, 1482 union iwl_dbg_tlv_tp_data *tp_data) 1483 { 1484 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1485 1486 iwl_dbg_tlv_time_point(&mvm->fwrt, tp_id, tp_data); 1487 } 1488 1489 #define IWL_MVM_COMMON_OPS \ 1490 /* these could be differentiated */ \ 1491 .async_cb = iwl_mvm_async_cb, \ 1492 .queue_full = iwl_mvm_stop_sw_queue, \ 1493 .queue_not_full = iwl_mvm_wake_sw_queue, \ 1494 .hw_rf_kill = iwl_mvm_set_hw_rfkill_state, \ 1495 .free_skb = iwl_mvm_free_skb, \ 1496 .nic_error = iwl_mvm_nic_error, \ 1497 .cmd_queue_full = iwl_mvm_cmd_queue_full, \ 1498 .nic_config = iwl_mvm_nic_config, \ 1499 /* as we only register one, these MUST be common! */ \ 1500 .start = iwl_op_mode_mvm_start, \ 1501 .stop = iwl_op_mode_mvm_stop, \ 1502 .time_point = iwl_op_mode_mvm_time_point 1503 1504 static const struct iwl_op_mode_ops iwl_mvm_ops = { 1505 IWL_MVM_COMMON_OPS, 1506 .rx = iwl_mvm_rx, 1507 }; 1508 1509 static void iwl_mvm_rx_mq_rss(struct iwl_op_mode *op_mode, 1510 struct napi_struct *napi, 1511 struct iwl_rx_cmd_buffer *rxb, 1512 unsigned int queue) 1513 { 1514 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1515 struct iwl_rx_packet *pkt = rxb_addr(rxb); 1516 u16 cmd = WIDE_ID(pkt->hdr.group_id, pkt->hdr.cmd); 1517 1518 if (unlikely(cmd == WIDE_ID(LEGACY_GROUP, FRAME_RELEASE))) 1519 iwl_mvm_rx_frame_release(mvm, napi, rxb, queue); 1520 else if (unlikely(cmd == WIDE_ID(DATA_PATH_GROUP, 1521 RX_QUEUES_NOTIFICATION))) 1522 iwl_mvm_rx_queue_notif(mvm, napi, rxb, queue); 1523 else if (likely(cmd == WIDE_ID(LEGACY_GROUP, REPLY_RX_MPDU_CMD))) 1524 iwl_mvm_rx_mpdu_mq(mvm, napi, rxb, queue); 1525 } 1526 1527 static const struct iwl_op_mode_ops iwl_mvm_ops_mq = { 1528 IWL_MVM_COMMON_OPS, 1529 .rx = iwl_mvm_rx_mq, 1530 .rx_rss = iwl_mvm_rx_mq_rss, 1531 }; 1532