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 u8 radio_cfg_type, radio_cfg_step, radio_cfg_dash; 82 u32 reg_val = 0; 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 /* SKU control */ 93 reg_val |= CSR_HW_REV_STEP(mvm->trans->hw_rev) << 94 CSR_HW_IF_CONFIG_REG_POS_MAC_STEP; 95 reg_val |= CSR_HW_REV_DASH(mvm->trans->hw_rev) << 96 CSR_HW_IF_CONFIG_REG_POS_MAC_DASH; 97 98 /* radio configuration */ 99 reg_val |= radio_cfg_type << CSR_HW_IF_CONFIG_REG_POS_PHY_TYPE; 100 reg_val |= radio_cfg_step << CSR_HW_IF_CONFIG_REG_POS_PHY_STEP; 101 reg_val |= radio_cfg_dash << CSR_HW_IF_CONFIG_REG_POS_PHY_DASH; 102 103 WARN_ON((radio_cfg_type << CSR_HW_IF_CONFIG_REG_POS_PHY_TYPE) & 104 ~CSR_HW_IF_CONFIG_REG_MSK_PHY_TYPE); 105 106 /* 107 * TODO: Bits 7-8 of CSR in 8000 HW family and higher set the ADC 108 * sampling, and shouldn't be set to any non-zero value. 109 * The same is supposed to be true of the other HW, but unsetting 110 * them (such as the 7260) causes automatic tests to fail on seemingly 111 * unrelated errors. Need to further investigate this, but for now 112 * we'll separate cases. 113 */ 114 if (mvm->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_8000) 115 reg_val |= CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI; 116 117 if (iwl_fw_dbg_is_d3_debug_enabled(&mvm->fwrt)) 118 reg_val |= CSR_HW_IF_CONFIG_REG_D3_DEBUG; 119 120 iwl_trans_set_bits_mask(mvm->trans, CSR_HW_IF_CONFIG_REG, 121 CSR_HW_IF_CONFIG_REG_MSK_MAC_DASH | 122 CSR_HW_IF_CONFIG_REG_MSK_MAC_STEP | 123 CSR_HW_IF_CONFIG_REG_MSK_PHY_TYPE | 124 CSR_HW_IF_CONFIG_REG_MSK_PHY_STEP | 125 CSR_HW_IF_CONFIG_REG_MSK_PHY_DASH | 126 CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI | 127 CSR_HW_IF_CONFIG_REG_BIT_MAC_SI | 128 CSR_HW_IF_CONFIG_REG_D3_DEBUG, 129 reg_val); 130 131 IWL_DEBUG_INFO(mvm, "Radio type=0x%x-0x%x-0x%x\n", radio_cfg_type, 132 radio_cfg_step, radio_cfg_dash); 133 134 /* 135 * W/A : NIC is stuck in a reset state after Early PCIe power off 136 * (PCIe power is lost before PERST# is asserted), causing ME FW 137 * to lose ownership and not being able to obtain it back. 138 */ 139 if (!mvm->trans->cfg->apmg_not_supported) 140 iwl_set_bits_mask_prph(mvm->trans, APMG_PS_CTRL_REG, 141 APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS, 142 ~APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS); 143 } 144 145 static void iwl_mvm_rx_monitor_notif(struct iwl_mvm *mvm, 146 struct iwl_rx_cmd_buffer *rxb) 147 { 148 struct iwl_rx_packet *pkt = rxb_addr(rxb); 149 struct iwl_datapath_monitor_notif *notif = (void *)pkt->data; 150 struct ieee80211_supported_band *sband; 151 const struct ieee80211_sta_he_cap *he_cap; 152 struct ieee80211_vif *vif; 153 154 if (notif->type != cpu_to_le32(IWL_DP_MON_NOTIF_TYPE_EXT_CCA)) 155 return; 156 157 vif = iwl_mvm_get_vif_by_macid(mvm, notif->mac_id); 158 if (!vif || vif->type != NL80211_IFTYPE_STATION) 159 return; 160 161 if (!vif->bss_conf.chandef.chan || 162 vif->bss_conf.chandef.chan->band != NL80211_BAND_2GHZ || 163 vif->bss_conf.chandef.width < NL80211_CHAN_WIDTH_40) 164 return; 165 166 if (!vif->bss_conf.assoc) 167 return; 168 169 /* this shouldn't happen *again*, ignore it */ 170 if (mvm->cca_40mhz_workaround) 171 return; 172 173 /* 174 * We'll decrement this on disconnect - so set to 2 since we'll 175 * still have to disconnect from the current AP first. 176 */ 177 mvm->cca_40mhz_workaround = 2; 178 179 /* 180 * This capability manipulation isn't really ideal, but it's the 181 * easiest choice - otherwise we'd have to do some major changes 182 * in mac80211 to support this, which isn't worth it. This does 183 * mean that userspace may have outdated information, but that's 184 * actually not an issue at all. 185 */ 186 sband = mvm->hw->wiphy->bands[NL80211_BAND_2GHZ]; 187 188 WARN_ON(!sband->ht_cap.ht_supported); 189 WARN_ON(!(sband->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)); 190 sband->ht_cap.cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40; 191 192 he_cap = ieee80211_get_he_iftype_cap(sband, 193 ieee80211_vif_type_p2p(vif)); 194 195 if (he_cap) { 196 /* we know that ours is writable */ 197 struct ieee80211_sta_he_cap *he = (void *)he_cap; 198 199 WARN_ON(!he->has_he); 200 WARN_ON(!(he->he_cap_elem.phy_cap_info[0] & 201 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G)); 202 he->he_cap_elem.phy_cap_info[0] &= 203 ~IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G; 204 } 205 206 ieee80211_disconnect(vif, true); 207 } 208 209 void iwl_mvm_apply_fw_smps_request(struct ieee80211_vif *vif) 210 { 211 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); 212 struct iwl_mvm *mvm = mvmvif->mvm; 213 enum ieee80211_smps_mode mode = IEEE80211_SMPS_AUTOMATIC; 214 215 if (mvm->fw_static_smps_request && 216 vif->bss_conf.chandef.width == NL80211_CHAN_WIDTH_160 && 217 vif->bss_conf.he_support) 218 mode = IEEE80211_SMPS_STATIC; 219 220 iwl_mvm_update_smps(mvm, vif, IWL_MVM_SMPS_REQ_FW, mode); 221 } 222 223 static void iwl_mvm_intf_dual_chain_req(void *data, u8 *mac, 224 struct ieee80211_vif *vif) 225 { 226 iwl_mvm_apply_fw_smps_request(vif); 227 } 228 229 static void iwl_mvm_rx_thermal_dual_chain_req(struct iwl_mvm *mvm, 230 struct iwl_rx_cmd_buffer *rxb) 231 { 232 struct iwl_rx_packet *pkt = rxb_addr(rxb); 233 struct iwl_thermal_dual_chain_request *req = (void *)pkt->data; 234 235 /* 236 * We could pass it to the iterator data, but also need to remember 237 * it for new interfaces that are added while in this state. 238 */ 239 mvm->fw_static_smps_request = 240 req->event == cpu_to_le32(THERMAL_DUAL_CHAIN_REQ_DISABLE); 241 ieee80211_iterate_interfaces(mvm->hw, IEEE80211_IFACE_ITER_NORMAL, 242 iwl_mvm_intf_dual_chain_req, NULL); 243 } 244 245 /** 246 * enum iwl_rx_handler_context context for Rx handler 247 * @RX_HANDLER_SYNC : this means that it will be called in the Rx path 248 * which can't acquire mvm->mutex. 249 * @RX_HANDLER_ASYNC_LOCKED : If the handler needs to hold mvm->mutex 250 * (and only in this case!), it should be set as ASYNC. In that case, 251 * it will be called from a worker with mvm->mutex held. 252 * @RX_HANDLER_ASYNC_UNLOCKED : in case the handler needs to lock the 253 * mutex itself, it will be called from a worker without mvm->mutex held. 254 */ 255 enum iwl_rx_handler_context { 256 RX_HANDLER_SYNC, 257 RX_HANDLER_ASYNC_LOCKED, 258 RX_HANDLER_ASYNC_UNLOCKED, 259 }; 260 261 /** 262 * struct iwl_rx_handlers handler for FW notification 263 * @cmd_id: command id 264 * @context: see &iwl_rx_handler_context 265 * @fn: the function is called when notification is received 266 */ 267 struct iwl_rx_handlers { 268 u16 cmd_id, min_size; 269 enum iwl_rx_handler_context context; 270 void (*fn)(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 271 }; 272 273 #define RX_HANDLER_NO_SIZE(_cmd_id, _fn, _context) \ 274 { .cmd_id = _cmd_id, .fn = _fn, .context = _context, } 275 #define RX_HANDLER_GRP_NO_SIZE(_grp, _cmd, _fn, _context) \ 276 { .cmd_id = WIDE_ID(_grp, _cmd), .fn = _fn, .context = _context, } 277 #define RX_HANDLER(_cmd_id, _fn, _context, _struct) \ 278 { .cmd_id = _cmd_id, .fn = _fn, \ 279 .context = _context, .min_size = sizeof(_struct), } 280 #define RX_HANDLER_GRP(_grp, _cmd, _fn, _context, _struct) \ 281 { .cmd_id = WIDE_ID(_grp, _cmd), .fn = _fn, \ 282 .context = _context, .min_size = sizeof(_struct), } 283 284 /* 285 * Handlers for fw notifications 286 * Convention: RX_HANDLER(CMD_NAME, iwl_mvm_rx_CMD_NAME 287 * This list should be in order of frequency for performance purposes. 288 * 289 * The handler can be one from three contexts, see &iwl_rx_handler_context 290 */ 291 static const struct iwl_rx_handlers iwl_mvm_rx_handlers[] = { 292 RX_HANDLER(TX_CMD, iwl_mvm_rx_tx_cmd, RX_HANDLER_SYNC, 293 struct iwl_mvm_tx_resp), 294 RX_HANDLER(BA_NOTIF, iwl_mvm_rx_ba_notif, RX_HANDLER_SYNC, 295 struct iwl_mvm_ba_notif), 296 297 RX_HANDLER_GRP(DATA_PATH_GROUP, TLC_MNG_UPDATE_NOTIF, 298 iwl_mvm_tlc_update_notif, RX_HANDLER_SYNC, 299 struct iwl_tlc_update_notif), 300 301 RX_HANDLER(BT_PROFILE_NOTIFICATION, iwl_mvm_rx_bt_coex_notif, 302 RX_HANDLER_ASYNC_LOCKED, struct iwl_bt_coex_profile_notif), 303 RX_HANDLER_NO_SIZE(BEACON_NOTIFICATION, iwl_mvm_rx_beacon_notif, 304 RX_HANDLER_ASYNC_LOCKED), 305 RX_HANDLER_NO_SIZE(STATISTICS_NOTIFICATION, iwl_mvm_rx_statistics, 306 RX_HANDLER_ASYNC_LOCKED), 307 308 RX_HANDLER(BA_WINDOW_STATUS_NOTIFICATION_ID, 309 iwl_mvm_window_status_notif, RX_HANDLER_SYNC, 310 struct iwl_ba_window_status_notif), 311 312 RX_HANDLER(TIME_EVENT_NOTIFICATION, iwl_mvm_rx_time_event_notif, 313 RX_HANDLER_SYNC, struct iwl_time_event_notif), 314 RX_HANDLER_GRP(MAC_CONF_GROUP, SESSION_PROTECTION_NOTIF, 315 iwl_mvm_rx_session_protect_notif, RX_HANDLER_SYNC, 316 struct iwl_mvm_session_prot_notif), 317 RX_HANDLER(MCC_CHUB_UPDATE_CMD, iwl_mvm_rx_chub_update_mcc, 318 RX_HANDLER_ASYNC_LOCKED, struct iwl_mcc_chub_notif), 319 320 RX_HANDLER(EOSP_NOTIFICATION, iwl_mvm_rx_eosp_notif, RX_HANDLER_SYNC, 321 struct iwl_mvm_eosp_notification), 322 323 RX_HANDLER(SCAN_ITERATION_COMPLETE, 324 iwl_mvm_rx_lmac_scan_iter_complete_notif, RX_HANDLER_SYNC, 325 struct iwl_lmac_scan_complete_notif), 326 RX_HANDLER(SCAN_OFFLOAD_COMPLETE, 327 iwl_mvm_rx_lmac_scan_complete_notif, 328 RX_HANDLER_ASYNC_LOCKED, struct iwl_periodic_scan_complete), 329 RX_HANDLER_NO_SIZE(MATCH_FOUND_NOTIFICATION, 330 iwl_mvm_rx_scan_match_found, 331 RX_HANDLER_SYNC), 332 RX_HANDLER(SCAN_COMPLETE_UMAC, iwl_mvm_rx_umac_scan_complete_notif, 333 RX_HANDLER_ASYNC_LOCKED, struct iwl_umac_scan_complete), 334 RX_HANDLER(SCAN_ITERATION_COMPLETE_UMAC, 335 iwl_mvm_rx_umac_scan_iter_complete_notif, RX_HANDLER_SYNC, 336 struct iwl_umac_scan_iter_complete_notif), 337 338 RX_HANDLER(CARD_STATE_NOTIFICATION, iwl_mvm_rx_card_state_notif, 339 RX_HANDLER_SYNC, struct iwl_card_state_notif), 340 341 RX_HANDLER(MISSED_BEACONS_NOTIFICATION, iwl_mvm_rx_missed_beacons_notif, 342 RX_HANDLER_SYNC, struct iwl_missed_beacons_notif), 343 344 RX_HANDLER(REPLY_ERROR, iwl_mvm_rx_fw_error, RX_HANDLER_SYNC, 345 struct iwl_error_resp), 346 RX_HANDLER(PSM_UAPSD_AP_MISBEHAVING_NOTIFICATION, 347 iwl_mvm_power_uapsd_misbehaving_ap_notif, RX_HANDLER_SYNC, 348 struct iwl_uapsd_misbehaving_ap_notif), 349 RX_HANDLER_NO_SIZE(DTS_MEASUREMENT_NOTIFICATION, iwl_mvm_temp_notif, 350 RX_HANDLER_ASYNC_LOCKED), 351 RX_HANDLER_GRP_NO_SIZE(PHY_OPS_GROUP, DTS_MEASUREMENT_NOTIF_WIDE, 352 iwl_mvm_temp_notif, RX_HANDLER_ASYNC_UNLOCKED), 353 RX_HANDLER_GRP(PHY_OPS_GROUP, CT_KILL_NOTIFICATION, 354 iwl_mvm_ct_kill_notif, RX_HANDLER_SYNC, 355 struct ct_kill_notif), 356 357 RX_HANDLER(TDLS_CHANNEL_SWITCH_NOTIFICATION, iwl_mvm_rx_tdls_notif, 358 RX_HANDLER_ASYNC_LOCKED, 359 struct iwl_tdls_channel_switch_notif), 360 RX_HANDLER(MFUART_LOAD_NOTIFICATION, iwl_mvm_rx_mfuart_notif, 361 RX_HANDLER_SYNC, struct iwl_mfuart_load_notif_v1), 362 RX_HANDLER_GRP(LOCATION_GROUP, TOF_RESPONDER_STATS, 363 iwl_mvm_ftm_responder_stats, RX_HANDLER_ASYNC_LOCKED, 364 struct iwl_ftm_responder_stats), 365 366 RX_HANDLER_GRP_NO_SIZE(LOCATION_GROUP, TOF_RANGE_RESPONSE_NOTIF, 367 iwl_mvm_ftm_range_resp, RX_HANDLER_ASYNC_LOCKED), 368 RX_HANDLER_GRP_NO_SIZE(LOCATION_GROUP, TOF_LC_NOTIF, 369 iwl_mvm_ftm_lc_notif, RX_HANDLER_ASYNC_LOCKED), 370 371 RX_HANDLER_GRP(DEBUG_GROUP, MFU_ASSERT_DUMP_NTF, 372 iwl_mvm_mfu_assert_dump_notif, RX_HANDLER_SYNC, 373 struct iwl_mfu_assert_dump_notif), 374 RX_HANDLER_GRP(PROT_OFFLOAD_GROUP, STORED_BEACON_NTF, 375 iwl_mvm_rx_stored_beacon_notif, RX_HANDLER_SYNC, 376 struct iwl_stored_beacon_notif_v2), 377 RX_HANDLER_GRP(DATA_PATH_GROUP, MU_GROUP_MGMT_NOTIF, 378 iwl_mvm_mu_mimo_grp_notif, RX_HANDLER_SYNC, 379 struct iwl_mu_group_mgmt_notif), 380 RX_HANDLER_GRP(DATA_PATH_GROUP, STA_PM_NOTIF, 381 iwl_mvm_sta_pm_notif, RX_HANDLER_SYNC, 382 struct iwl_mvm_pm_state_notification), 383 RX_HANDLER_GRP(MAC_CONF_GROUP, PROBE_RESPONSE_DATA_NOTIF, 384 iwl_mvm_probe_resp_data_notif, 385 RX_HANDLER_ASYNC_LOCKED, 386 struct iwl_probe_resp_data_notif), 387 RX_HANDLER_GRP(MAC_CONF_GROUP, CHANNEL_SWITCH_NOA_NOTIF, 388 iwl_mvm_channel_switch_noa_notif, 389 RX_HANDLER_SYNC, struct iwl_channel_switch_noa_notif), 390 RX_HANDLER_GRP(DATA_PATH_GROUP, MONITOR_NOTIF, 391 iwl_mvm_rx_monitor_notif, RX_HANDLER_ASYNC_LOCKED, 392 struct iwl_datapath_monitor_notif), 393 394 RX_HANDLER_GRP(DATA_PATH_GROUP, THERMAL_DUAL_CHAIN_REQUEST, 395 iwl_mvm_rx_thermal_dual_chain_req, 396 RX_HANDLER_ASYNC_LOCKED, 397 struct iwl_thermal_dual_chain_request), 398 }; 399 #undef RX_HANDLER 400 #undef RX_HANDLER_GRP 401 402 /* Please keep this array *SORTED* by hex value. 403 * Access is done through binary search 404 */ 405 static const struct iwl_hcmd_names iwl_mvm_legacy_names[] = { 406 HCMD_NAME(UCODE_ALIVE_NTFY), 407 HCMD_NAME(REPLY_ERROR), 408 HCMD_NAME(ECHO_CMD), 409 HCMD_NAME(INIT_COMPLETE_NOTIF), 410 HCMD_NAME(PHY_CONTEXT_CMD), 411 HCMD_NAME(DBG_CFG), 412 HCMD_NAME(SCAN_CFG_CMD), 413 HCMD_NAME(SCAN_REQ_UMAC), 414 HCMD_NAME(SCAN_ABORT_UMAC), 415 HCMD_NAME(SCAN_COMPLETE_UMAC), 416 HCMD_NAME(BA_WINDOW_STATUS_NOTIFICATION_ID), 417 HCMD_NAME(ADD_STA_KEY), 418 HCMD_NAME(ADD_STA), 419 HCMD_NAME(REMOVE_STA), 420 HCMD_NAME(FW_GET_ITEM_CMD), 421 HCMD_NAME(TX_CMD), 422 HCMD_NAME(SCD_QUEUE_CFG), 423 HCMD_NAME(TXPATH_FLUSH), 424 HCMD_NAME(MGMT_MCAST_KEY), 425 HCMD_NAME(WEP_KEY), 426 HCMD_NAME(SHARED_MEM_CFG), 427 HCMD_NAME(TDLS_CHANNEL_SWITCH_CMD), 428 HCMD_NAME(MAC_CONTEXT_CMD), 429 HCMD_NAME(TIME_EVENT_CMD), 430 HCMD_NAME(TIME_EVENT_NOTIFICATION), 431 HCMD_NAME(BINDING_CONTEXT_CMD), 432 HCMD_NAME(TIME_QUOTA_CMD), 433 HCMD_NAME(NON_QOS_TX_COUNTER_CMD), 434 HCMD_NAME(LEDS_CMD), 435 HCMD_NAME(LQ_CMD), 436 HCMD_NAME(FW_PAGING_BLOCK_CMD), 437 HCMD_NAME(SCAN_OFFLOAD_REQUEST_CMD), 438 HCMD_NAME(SCAN_OFFLOAD_ABORT_CMD), 439 HCMD_NAME(HOT_SPOT_CMD), 440 HCMD_NAME(SCAN_OFFLOAD_PROFILES_QUERY_CMD), 441 HCMD_NAME(BT_COEX_UPDATE_REDUCED_TXP), 442 HCMD_NAME(BT_COEX_CI), 443 HCMD_NAME(PHY_CONFIGURATION_CMD), 444 HCMD_NAME(CALIB_RES_NOTIF_PHY_DB), 445 HCMD_NAME(PHY_DB_CMD), 446 HCMD_NAME(SCAN_OFFLOAD_COMPLETE), 447 HCMD_NAME(SCAN_OFFLOAD_UPDATE_PROFILES_CMD), 448 HCMD_NAME(POWER_TABLE_CMD), 449 HCMD_NAME(PSM_UAPSD_AP_MISBEHAVING_NOTIFICATION), 450 HCMD_NAME(REPLY_THERMAL_MNG_BACKOFF), 451 HCMD_NAME(DC2DC_CONFIG_CMD), 452 HCMD_NAME(NVM_ACCESS_CMD), 453 HCMD_NAME(BEACON_NOTIFICATION), 454 HCMD_NAME(BEACON_TEMPLATE_CMD), 455 HCMD_NAME(TX_ANT_CONFIGURATION_CMD), 456 HCMD_NAME(BT_CONFIG), 457 HCMD_NAME(STATISTICS_CMD), 458 HCMD_NAME(STATISTICS_NOTIFICATION), 459 HCMD_NAME(EOSP_NOTIFICATION), 460 HCMD_NAME(REDUCE_TX_POWER_CMD), 461 HCMD_NAME(CARD_STATE_NOTIFICATION), 462 HCMD_NAME(MISSED_BEACONS_NOTIFICATION), 463 HCMD_NAME(TDLS_CONFIG_CMD), 464 HCMD_NAME(MAC_PM_POWER_TABLE), 465 HCMD_NAME(TDLS_CHANNEL_SWITCH_NOTIFICATION), 466 HCMD_NAME(MFUART_LOAD_NOTIFICATION), 467 HCMD_NAME(RSS_CONFIG_CMD), 468 HCMD_NAME(SCAN_ITERATION_COMPLETE_UMAC), 469 HCMD_NAME(REPLY_RX_PHY_CMD), 470 HCMD_NAME(REPLY_RX_MPDU_CMD), 471 HCMD_NAME(BAR_FRAME_RELEASE), 472 HCMD_NAME(FRAME_RELEASE), 473 HCMD_NAME(BA_NOTIF), 474 HCMD_NAME(MCC_UPDATE_CMD), 475 HCMD_NAME(MCC_CHUB_UPDATE_CMD), 476 HCMD_NAME(MARKER_CMD), 477 HCMD_NAME(BT_PROFILE_NOTIFICATION), 478 HCMD_NAME(BCAST_FILTER_CMD), 479 HCMD_NAME(MCAST_FILTER_CMD), 480 HCMD_NAME(REPLY_SF_CFG_CMD), 481 HCMD_NAME(REPLY_BEACON_FILTERING_CMD), 482 HCMD_NAME(D3_CONFIG_CMD), 483 HCMD_NAME(PROT_OFFLOAD_CONFIG_CMD), 484 HCMD_NAME(OFFLOADS_QUERY_CMD), 485 HCMD_NAME(MATCH_FOUND_NOTIFICATION), 486 HCMD_NAME(DTS_MEASUREMENT_NOTIFICATION), 487 HCMD_NAME(WOWLAN_PATTERNS), 488 HCMD_NAME(WOWLAN_CONFIGURATION), 489 HCMD_NAME(WOWLAN_TSC_RSC_PARAM), 490 HCMD_NAME(WOWLAN_TKIP_PARAM), 491 HCMD_NAME(WOWLAN_KEK_KCK_MATERIAL), 492 HCMD_NAME(WOWLAN_GET_STATUSES), 493 HCMD_NAME(SCAN_ITERATION_COMPLETE), 494 HCMD_NAME(D0I3_END_CMD), 495 HCMD_NAME(LTR_CONFIG), 496 HCMD_NAME(LDBG_CONFIG_CMD), 497 }; 498 499 /* Please keep this array *SORTED* by hex value. 500 * Access is done through binary search 501 */ 502 static const struct iwl_hcmd_names iwl_mvm_system_names[] = { 503 HCMD_NAME(SHARED_MEM_CFG_CMD), 504 HCMD_NAME(INIT_EXTENDED_CFG_CMD), 505 HCMD_NAME(FW_ERROR_RECOVERY_CMD), 506 }; 507 508 /* Please keep this array *SORTED* by hex value. 509 * Access is done through binary search 510 */ 511 static const struct iwl_hcmd_names iwl_mvm_mac_conf_names[] = { 512 HCMD_NAME(CHANNEL_SWITCH_TIME_EVENT_CMD), 513 HCMD_NAME(SESSION_PROTECTION_CMD), 514 HCMD_NAME(SESSION_PROTECTION_NOTIF), 515 HCMD_NAME(CHANNEL_SWITCH_NOA_NOTIF), 516 }; 517 518 /* Please keep this array *SORTED* by hex value. 519 * Access is done through binary search 520 */ 521 static const struct iwl_hcmd_names iwl_mvm_phy_names[] = { 522 HCMD_NAME(CMD_DTS_MEASUREMENT_TRIGGER_WIDE), 523 HCMD_NAME(CTDP_CONFIG_CMD), 524 HCMD_NAME(TEMP_REPORTING_THRESHOLDS_CMD), 525 HCMD_NAME(GEO_TX_POWER_LIMIT), 526 HCMD_NAME(CT_KILL_NOTIFICATION), 527 HCMD_NAME(DTS_MEASUREMENT_NOTIF_WIDE), 528 }; 529 530 /* Please keep this array *SORTED* by hex value. 531 * Access is done through binary search 532 */ 533 static const struct iwl_hcmd_names iwl_mvm_data_path_names[] = { 534 HCMD_NAME(DQA_ENABLE_CMD), 535 HCMD_NAME(UPDATE_MU_GROUPS_CMD), 536 HCMD_NAME(TRIGGER_RX_QUEUES_NOTIF_CMD), 537 HCMD_NAME(STA_HE_CTXT_CMD), 538 HCMD_NAME(RFH_QUEUE_CONFIG_CMD), 539 HCMD_NAME(TLC_MNG_CONFIG_CMD), 540 HCMD_NAME(CHEST_COLLECTOR_FILTER_CONFIG_CMD), 541 HCMD_NAME(MONITOR_NOTIF), 542 HCMD_NAME(THERMAL_DUAL_CHAIN_REQUEST), 543 HCMD_NAME(STA_PM_NOTIF), 544 HCMD_NAME(MU_GROUP_MGMT_NOTIF), 545 HCMD_NAME(RX_QUEUES_NOTIFICATION), 546 }; 547 548 /* Please keep this array *SORTED* by hex value. 549 * Access is done through binary search 550 */ 551 static const struct iwl_hcmd_names iwl_mvm_location_names[] = { 552 HCMD_NAME(TOF_RANGE_REQ_CMD), 553 HCMD_NAME(TOF_CONFIG_CMD), 554 HCMD_NAME(TOF_RANGE_ABORT_CMD), 555 HCMD_NAME(TOF_RANGE_REQ_EXT_CMD), 556 HCMD_NAME(TOF_RESPONDER_CONFIG_CMD), 557 HCMD_NAME(TOF_RESPONDER_DYN_CONFIG_CMD), 558 HCMD_NAME(TOF_LC_NOTIF), 559 HCMD_NAME(TOF_RESPONDER_STATS), 560 HCMD_NAME(TOF_MCSI_DEBUG_NOTIF), 561 HCMD_NAME(TOF_RANGE_RESPONSE_NOTIF), 562 }; 563 564 /* Please keep this array *SORTED* by hex value. 565 * Access is done through binary search 566 */ 567 static const struct iwl_hcmd_names iwl_mvm_prot_offload_names[] = { 568 HCMD_NAME(STORED_BEACON_NTF), 569 }; 570 571 /* Please keep this array *SORTED* by hex value. 572 * Access is done through binary search 573 */ 574 static const struct iwl_hcmd_names iwl_mvm_regulatory_and_nvm_names[] = { 575 HCMD_NAME(NVM_ACCESS_COMPLETE), 576 HCMD_NAME(NVM_GET_INFO), 577 HCMD_NAME(TAS_CONFIG), 578 }; 579 580 static const struct iwl_hcmd_arr iwl_mvm_groups[] = { 581 [LEGACY_GROUP] = HCMD_ARR(iwl_mvm_legacy_names), 582 [LONG_GROUP] = HCMD_ARR(iwl_mvm_legacy_names), 583 [SYSTEM_GROUP] = HCMD_ARR(iwl_mvm_system_names), 584 [MAC_CONF_GROUP] = HCMD_ARR(iwl_mvm_mac_conf_names), 585 [PHY_OPS_GROUP] = HCMD_ARR(iwl_mvm_phy_names), 586 [DATA_PATH_GROUP] = HCMD_ARR(iwl_mvm_data_path_names), 587 [LOCATION_GROUP] = HCMD_ARR(iwl_mvm_location_names), 588 [PROT_OFFLOAD_GROUP] = HCMD_ARR(iwl_mvm_prot_offload_names), 589 [REGULATORY_AND_NVM_GROUP] = 590 HCMD_ARR(iwl_mvm_regulatory_and_nvm_names), 591 }; 592 593 /* this forward declaration can avoid to export the function */ 594 static void iwl_mvm_async_handlers_wk(struct work_struct *wk); 595 596 static u32 iwl_mvm_min_backoff(struct iwl_mvm *mvm) 597 { 598 const struct iwl_pwr_tx_backoff *backoff = mvm->cfg->pwr_tx_backoffs; 599 u64 dflt_pwr_limit; 600 601 if (!backoff) 602 return 0; 603 604 dflt_pwr_limit = iwl_acpi_get_pwr_limit(mvm->dev); 605 606 while (backoff->pwr) { 607 if (dflt_pwr_limit >= backoff->pwr) 608 return backoff->backoff; 609 610 backoff++; 611 } 612 613 return 0; 614 } 615 616 static void iwl_mvm_tx_unblock_dwork(struct work_struct *work) 617 { 618 struct iwl_mvm *mvm = 619 container_of(work, struct iwl_mvm, cs_tx_unblock_dwork.work); 620 struct ieee80211_vif *tx_blocked_vif; 621 struct iwl_mvm_vif *mvmvif; 622 623 mutex_lock(&mvm->mutex); 624 625 tx_blocked_vif = 626 rcu_dereference_protected(mvm->csa_tx_blocked_vif, 627 lockdep_is_held(&mvm->mutex)); 628 629 if (!tx_blocked_vif) 630 goto unlock; 631 632 mvmvif = iwl_mvm_vif_from_mac80211(tx_blocked_vif); 633 iwl_mvm_modify_all_sta_disable_tx(mvm, mvmvif, false); 634 RCU_INIT_POINTER(mvm->csa_tx_blocked_vif, NULL); 635 unlock: 636 mutex_unlock(&mvm->mutex); 637 } 638 639 static int iwl_mvm_fwrt_dump_start(void *ctx) 640 { 641 struct iwl_mvm *mvm = ctx; 642 643 mutex_lock(&mvm->mutex); 644 645 return 0; 646 } 647 648 static void iwl_mvm_fwrt_dump_end(void *ctx) 649 { 650 struct iwl_mvm *mvm = ctx; 651 652 mutex_unlock(&mvm->mutex); 653 } 654 655 static bool iwl_mvm_fwrt_fw_running(void *ctx) 656 { 657 return iwl_mvm_firmware_running(ctx); 658 } 659 660 static int iwl_mvm_fwrt_send_hcmd(void *ctx, struct iwl_host_cmd *host_cmd) 661 { 662 struct iwl_mvm *mvm = (struct iwl_mvm *)ctx; 663 int ret; 664 665 mutex_lock(&mvm->mutex); 666 ret = iwl_mvm_send_cmd(mvm, host_cmd); 667 mutex_unlock(&mvm->mutex); 668 669 return ret; 670 } 671 672 static bool iwl_mvm_d3_debug_enable(void *ctx) 673 { 674 return IWL_MVM_D3_DEBUG; 675 } 676 677 static const struct iwl_fw_runtime_ops iwl_mvm_fwrt_ops = { 678 .dump_start = iwl_mvm_fwrt_dump_start, 679 .dump_end = iwl_mvm_fwrt_dump_end, 680 .fw_running = iwl_mvm_fwrt_fw_running, 681 .send_hcmd = iwl_mvm_fwrt_send_hcmd, 682 .d3_debug_enable = iwl_mvm_d3_debug_enable, 683 }; 684 685 static int iwl_mvm_start_get_nvm(struct iwl_mvm *mvm) 686 { 687 int ret; 688 689 mutex_lock(&mvm->mutex); 690 691 ret = iwl_run_init_mvm_ucode(mvm); 692 693 if (ret && ret != -ERFKILL) 694 iwl_fw_dbg_error_collect(&mvm->fwrt, FW_DBG_TRIGGER_DRIVER); 695 if (!ret && iwl_mvm_is_lar_supported(mvm)) { 696 mvm->hw->wiphy->regulatory_flags |= REGULATORY_WIPHY_SELF_MANAGED; 697 ret = iwl_mvm_init_mcc(mvm); 698 } 699 700 if (!iwlmvm_mod_params.init_dbg || !ret) 701 iwl_mvm_stop_device(mvm); 702 703 mutex_unlock(&mvm->mutex); 704 rtnl_unlock(); 705 706 if (ret < 0) 707 IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", ret); 708 709 return ret; 710 } 711 712 static int iwl_mvm_start_post_nvm(struct iwl_mvm *mvm) 713 { 714 int ret; 715 716 iwl_mvm_toggle_tx_ant(mvm, &mvm->mgmt_last_antenna_idx); 717 718 ret = iwl_mvm_mac_setup_register(mvm); 719 if (ret) 720 return ret; 721 mvm->hw_registered = true; 722 723 iwl_mvm_dbgfs_register(mvm); 724 725 return 0; 726 } 727 728 static struct iwl_op_mode * 729 iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg, 730 const struct iwl_fw *fw, struct dentry *dbgfs_dir) 731 { 732 struct ieee80211_hw *hw; 733 struct iwl_op_mode *op_mode; 734 struct iwl_mvm *mvm; 735 struct iwl_trans_config trans_cfg = {}; 736 static const u8 no_reclaim_cmds[] = { 737 TX_CMD, 738 }; 739 int err, scan_size; 740 u32 min_backoff; 741 enum iwl_amsdu_size rb_size_default; 742 743 /* 744 * We use IWL_MVM_STATION_COUNT_MAX to check the validity of the station 745 * index all over the driver - check that its value corresponds to the 746 * array size. 747 */ 748 BUILD_BUG_ON(ARRAY_SIZE(mvm->fw_id_to_mac_id) != 749 IWL_MVM_STATION_COUNT_MAX); 750 751 /******************************** 752 * 1. Allocating and configuring HW data 753 ********************************/ 754 hw = ieee80211_alloc_hw(sizeof(struct iwl_op_mode) + 755 sizeof(struct iwl_mvm), 756 &iwl_mvm_hw_ops); 757 if (!hw) 758 return NULL; 759 760 hw->max_rx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF; 761 762 if (cfg->max_tx_agg_size) 763 hw->max_tx_aggregation_subframes = cfg->max_tx_agg_size; 764 else 765 hw->max_tx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF; 766 767 op_mode = hw->priv; 768 769 mvm = IWL_OP_MODE_GET_MVM(op_mode); 770 mvm->dev = trans->dev; 771 mvm->trans = trans; 772 mvm->cfg = cfg; 773 mvm->fw = fw; 774 mvm->hw = hw; 775 776 iwl_fw_runtime_init(&mvm->fwrt, trans, fw, &iwl_mvm_fwrt_ops, mvm, 777 dbgfs_dir); 778 779 iwl_mvm_get_acpi_tables(mvm); 780 781 mvm->init_status = 0; 782 783 if (iwl_mvm_has_new_rx_api(mvm)) { 784 op_mode->ops = &iwl_mvm_ops_mq; 785 trans->rx_mpdu_cmd_hdr_size = 786 (trans->trans_cfg->device_family >= 787 IWL_DEVICE_FAMILY_AX210) ? 788 sizeof(struct iwl_rx_mpdu_desc) : 789 IWL_RX_DESC_SIZE_V1; 790 } else { 791 op_mode->ops = &iwl_mvm_ops; 792 trans->rx_mpdu_cmd_hdr_size = 793 sizeof(struct iwl_rx_mpdu_res_start); 794 795 if (WARN_ON(trans->num_rx_queues > 1)) 796 goto out_free; 797 } 798 799 mvm->fw_restart = iwlwifi_mod_params.fw_restart ? -1 : 0; 800 801 if (iwl_mvm_has_new_tx_api(mvm)) { 802 /* 803 * If we have the new TX/queue allocation API initialize them 804 * all to invalid numbers. We'll rewrite the ones that we need 805 * later, but that doesn't happen for all of them all of the 806 * time (e.g. P2P Device is optional), and if a dynamic queue 807 * ends up getting number 2 (IWL_MVM_DQA_P2P_DEVICE_QUEUE) then 808 * iwl_mvm_is_static_queue() erroneously returns true, and we 809 * might have things getting stuck. 810 */ 811 mvm->aux_queue = IWL_MVM_INVALID_QUEUE; 812 mvm->snif_queue = IWL_MVM_INVALID_QUEUE; 813 mvm->probe_queue = IWL_MVM_INVALID_QUEUE; 814 mvm->p2p_dev_queue = IWL_MVM_INVALID_QUEUE; 815 } else { 816 mvm->aux_queue = IWL_MVM_DQA_AUX_QUEUE; 817 mvm->snif_queue = IWL_MVM_DQA_INJECT_MONITOR_QUEUE; 818 mvm->probe_queue = IWL_MVM_DQA_AP_PROBE_RESP_QUEUE; 819 mvm->p2p_dev_queue = IWL_MVM_DQA_P2P_DEVICE_QUEUE; 820 } 821 822 mvm->sf_state = SF_UNINIT; 823 if (iwl_mvm_has_unified_ucode(mvm)) 824 iwl_fw_set_current_image(&mvm->fwrt, IWL_UCODE_REGULAR); 825 else 826 iwl_fw_set_current_image(&mvm->fwrt, IWL_UCODE_INIT); 827 mvm->drop_bcn_ap_mode = true; 828 829 mutex_init(&mvm->mutex); 830 spin_lock_init(&mvm->async_handlers_lock); 831 INIT_LIST_HEAD(&mvm->time_event_list); 832 INIT_LIST_HEAD(&mvm->aux_roc_te_list); 833 INIT_LIST_HEAD(&mvm->async_handlers_list); 834 spin_lock_init(&mvm->time_event_lock); 835 INIT_LIST_HEAD(&mvm->ftm_initiator.loc_list); 836 INIT_LIST_HEAD(&mvm->ftm_initiator.pasn_list); 837 INIT_LIST_HEAD(&mvm->resp_pasn_list); 838 839 INIT_WORK(&mvm->async_handlers_wk, iwl_mvm_async_handlers_wk); 840 INIT_WORK(&mvm->roc_done_wk, iwl_mvm_roc_done_wk); 841 INIT_DELAYED_WORK(&mvm->tdls_cs.dwork, iwl_mvm_tdls_ch_switch_work); 842 INIT_DELAYED_WORK(&mvm->scan_timeout_dwork, iwl_mvm_scan_timeout_wk); 843 INIT_WORK(&mvm->add_stream_wk, iwl_mvm_add_new_dqa_stream_wk); 844 INIT_LIST_HEAD(&mvm->add_stream_txqs); 845 846 init_waitqueue_head(&mvm->rx_sync_waitq); 847 848 mvm->queue_sync_state = 0; 849 850 SET_IEEE80211_DEV(mvm->hw, mvm->trans->dev); 851 852 spin_lock_init(&mvm->tcm.lock); 853 INIT_DELAYED_WORK(&mvm->tcm.work, iwl_mvm_tcm_work); 854 mvm->tcm.ts = jiffies; 855 mvm->tcm.ll_ts = jiffies; 856 mvm->tcm.uapsd_nonagg_ts = jiffies; 857 858 INIT_DELAYED_WORK(&mvm->cs_tx_unblock_dwork, iwl_mvm_tx_unblock_dwork); 859 860 mvm->cmd_ver.d0i3_resp = 861 iwl_fw_lookup_notif_ver(mvm->fw, LEGACY_GROUP, D0I3_END_CMD, 862 0); 863 /* we only support version 1 */ 864 if (WARN_ON_ONCE(mvm->cmd_ver.d0i3_resp > 1)) 865 goto out_free; 866 867 mvm->cmd_ver.range_resp = 868 iwl_fw_lookup_notif_ver(mvm->fw, LOCATION_GROUP, 869 TOF_RANGE_RESPONSE_NOTIF, 5); 870 /* we only support up to version 8 */ 871 if (WARN_ON_ONCE(mvm->cmd_ver.range_resp > 8)) 872 goto out_free; 873 874 /* 875 * Populate the state variables that the transport layer needs 876 * to know about. 877 */ 878 trans_cfg.op_mode = op_mode; 879 trans_cfg.no_reclaim_cmds = no_reclaim_cmds; 880 trans_cfg.n_no_reclaim_cmds = ARRAY_SIZE(no_reclaim_cmds); 881 882 if (mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_AX210) 883 rb_size_default = IWL_AMSDU_2K; 884 else 885 rb_size_default = IWL_AMSDU_4K; 886 887 switch (iwlwifi_mod_params.amsdu_size) { 888 case IWL_AMSDU_DEF: 889 trans_cfg.rx_buf_size = rb_size_default; 890 break; 891 case IWL_AMSDU_4K: 892 trans_cfg.rx_buf_size = IWL_AMSDU_4K; 893 break; 894 case IWL_AMSDU_8K: 895 trans_cfg.rx_buf_size = IWL_AMSDU_8K; 896 break; 897 case IWL_AMSDU_12K: 898 trans_cfg.rx_buf_size = IWL_AMSDU_12K; 899 break; 900 default: 901 pr_err("%s: Unsupported amsdu_size: %d\n", KBUILD_MODNAME, 902 iwlwifi_mod_params.amsdu_size); 903 trans_cfg.rx_buf_size = rb_size_default; 904 } 905 906 trans->wide_cmd_header = true; 907 trans_cfg.bc_table_dword = 908 mvm->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_AX210; 909 910 trans_cfg.command_groups = iwl_mvm_groups; 911 trans_cfg.command_groups_size = ARRAY_SIZE(iwl_mvm_groups); 912 913 trans_cfg.cmd_queue = IWL_MVM_DQA_CMD_QUEUE; 914 trans_cfg.cmd_fifo = IWL_MVM_TX_FIFO_CMD; 915 trans_cfg.scd_set_active = true; 916 917 trans_cfg.cb_data_offs = offsetof(struct ieee80211_tx_info, 918 driver_data[2]); 919 920 /* Set a short watchdog for the command queue */ 921 trans_cfg.cmd_q_wdg_timeout = 922 iwl_mvm_get_wd_timeout(mvm, NULL, false, true); 923 924 snprintf(mvm->hw->wiphy->fw_version, 925 sizeof(mvm->hw->wiphy->fw_version), 926 "%s", fw->fw_version); 927 928 trans_cfg.fw_reset_handshake = fw_has_capa(&mvm->fw->ucode_capa, 929 IWL_UCODE_TLV_CAPA_FW_RESET_HANDSHAKE); 930 931 /* Configure transport layer */ 932 iwl_trans_configure(mvm->trans, &trans_cfg); 933 934 trans->rx_mpdu_cmd = REPLY_RX_MPDU_CMD; 935 trans->dbg.dest_tlv = mvm->fw->dbg.dest_tlv; 936 trans->dbg.n_dest_reg = mvm->fw->dbg.n_dest_reg; 937 memcpy(trans->dbg.conf_tlv, mvm->fw->dbg.conf_tlv, 938 sizeof(trans->dbg.conf_tlv)); 939 trans->dbg.trigger_tlv = mvm->fw->dbg.trigger_tlv; 940 941 trans->iml = mvm->fw->iml; 942 trans->iml_len = mvm->fw->iml_len; 943 944 /* set up notification wait support */ 945 iwl_notification_wait_init(&mvm->notif_wait); 946 947 /* Init phy db */ 948 mvm->phy_db = iwl_phy_db_init(trans); 949 if (!mvm->phy_db) { 950 IWL_ERR(mvm, "Cannot init phy_db\n"); 951 goto out_free; 952 } 953 954 IWL_INFO(mvm, "Detected %s, REV=0x%X\n", 955 mvm->trans->name, mvm->trans->hw_rev); 956 957 if (iwlwifi_mod_params.nvm_file) 958 mvm->nvm_file_name = iwlwifi_mod_params.nvm_file; 959 else 960 IWL_DEBUG_EEPROM(mvm->trans->dev, 961 "working without external nvm file\n"); 962 963 err = iwl_trans_start_hw(mvm->trans); 964 if (err) 965 goto out_free; 966 967 scan_size = iwl_mvm_scan_size(mvm); 968 969 mvm->scan_cmd = kmalloc(scan_size, GFP_KERNEL); 970 if (!mvm->scan_cmd) 971 goto out_free; 972 973 /* invalidate ids to prevent accidental removal of sta_id 0 */ 974 mvm->aux_sta.sta_id = IWL_MVM_INVALID_STA; 975 mvm->snif_sta.sta_id = IWL_MVM_INVALID_STA; 976 977 /* Set EBS as successful as long as not stated otherwise by the FW. */ 978 mvm->last_ebs_successful = true; 979 980 min_backoff = iwl_mvm_min_backoff(mvm); 981 iwl_mvm_thermal_initialize(mvm, min_backoff); 982 983 if (!iwl_mvm_has_new_rx_stats_api(mvm)) 984 memset(&mvm->rx_stats_v3, 0, 985 sizeof(struct mvm_statistics_rx_v3)); 986 else 987 memset(&mvm->rx_stats, 0, sizeof(struct mvm_statistics_rx)); 988 989 mvm->debugfs_dir = dbgfs_dir; 990 991 if (iwl_mvm_start_get_nvm(mvm)) 992 goto out_thermal_exit; 993 994 if (iwl_mvm_start_post_nvm(mvm)) 995 goto out_thermal_exit; 996 997 return op_mode; 998 999 out_thermal_exit: 1000 iwl_mvm_thermal_exit(mvm); 1001 out_free: 1002 iwl_fw_flush_dumps(&mvm->fwrt); 1003 iwl_fw_runtime_free(&mvm->fwrt); 1004 1005 if (iwlmvm_mod_params.init_dbg) 1006 return op_mode; 1007 iwl_phy_db_free(mvm->phy_db); 1008 kfree(mvm->scan_cmd); 1009 iwl_trans_op_mode_leave(trans); 1010 1011 ieee80211_free_hw(mvm->hw); 1012 return NULL; 1013 } 1014 1015 void iwl_mvm_stop_device(struct iwl_mvm *mvm) 1016 { 1017 lockdep_assert_held(&mvm->mutex); 1018 1019 iwl_fw_cancel_timestamp(&mvm->fwrt); 1020 1021 clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status); 1022 1023 iwl_fw_dbg_stop_sync(&mvm->fwrt); 1024 iwl_trans_stop_device(mvm->trans); 1025 iwl_free_fw_paging(&mvm->fwrt); 1026 iwl_fw_dump_conf_clear(&mvm->fwrt); 1027 } 1028 1029 static void iwl_op_mode_mvm_stop(struct iwl_op_mode *op_mode) 1030 { 1031 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1032 int i; 1033 1034 iwl_mvm_leds_exit(mvm); 1035 1036 iwl_mvm_thermal_exit(mvm); 1037 1038 ieee80211_unregister_hw(mvm->hw); 1039 1040 kfree(mvm->scan_cmd); 1041 kfree(mvm->mcast_filter_cmd); 1042 mvm->mcast_filter_cmd = NULL; 1043 1044 kfree(mvm->error_recovery_buf); 1045 mvm->error_recovery_buf = NULL; 1046 1047 iwl_trans_op_mode_leave(mvm->trans); 1048 1049 iwl_phy_db_free(mvm->phy_db); 1050 mvm->phy_db = NULL; 1051 1052 kfree(mvm->nvm_data); 1053 for (i = 0; i < NVM_MAX_NUM_SECTIONS; i++) 1054 kfree(mvm->nvm_sections[i].data); 1055 1056 cancel_delayed_work_sync(&mvm->tcm.work); 1057 1058 iwl_fw_runtime_free(&mvm->fwrt); 1059 mutex_destroy(&mvm->mutex); 1060 1061 ieee80211_free_hw(mvm->hw); 1062 } 1063 1064 struct iwl_async_handler_entry { 1065 struct list_head list; 1066 struct iwl_rx_cmd_buffer rxb; 1067 enum iwl_rx_handler_context context; 1068 void (*fn)(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1069 }; 1070 1071 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm) 1072 { 1073 struct iwl_async_handler_entry *entry, *tmp; 1074 1075 spin_lock_bh(&mvm->async_handlers_lock); 1076 list_for_each_entry_safe(entry, tmp, &mvm->async_handlers_list, list) { 1077 iwl_free_rxb(&entry->rxb); 1078 list_del(&entry->list); 1079 kfree(entry); 1080 } 1081 spin_unlock_bh(&mvm->async_handlers_lock); 1082 } 1083 1084 static void iwl_mvm_async_handlers_wk(struct work_struct *wk) 1085 { 1086 struct iwl_mvm *mvm = 1087 container_of(wk, struct iwl_mvm, async_handlers_wk); 1088 struct iwl_async_handler_entry *entry, *tmp; 1089 LIST_HEAD(local_list); 1090 1091 /* Ensure that we are not in stop flow (check iwl_mvm_mac_stop) */ 1092 1093 /* 1094 * Sync with Rx path with a lock. Remove all the entries from this list, 1095 * add them to a local one (lock free), and then handle them. 1096 */ 1097 spin_lock_bh(&mvm->async_handlers_lock); 1098 list_splice_init(&mvm->async_handlers_list, &local_list); 1099 spin_unlock_bh(&mvm->async_handlers_lock); 1100 1101 list_for_each_entry_safe(entry, tmp, &local_list, list) { 1102 if (entry->context == RX_HANDLER_ASYNC_LOCKED) 1103 mutex_lock(&mvm->mutex); 1104 entry->fn(mvm, &entry->rxb); 1105 iwl_free_rxb(&entry->rxb); 1106 list_del(&entry->list); 1107 if (entry->context == RX_HANDLER_ASYNC_LOCKED) 1108 mutex_unlock(&mvm->mutex); 1109 kfree(entry); 1110 } 1111 } 1112 1113 static inline void iwl_mvm_rx_check_trigger(struct iwl_mvm *mvm, 1114 struct iwl_rx_packet *pkt) 1115 { 1116 struct iwl_fw_dbg_trigger_tlv *trig; 1117 struct iwl_fw_dbg_trigger_cmd *cmds_trig; 1118 int i; 1119 1120 trig = iwl_fw_dbg_trigger_on(&mvm->fwrt, NULL, 1121 FW_DBG_TRIGGER_FW_NOTIF); 1122 if (!trig) 1123 return; 1124 1125 cmds_trig = (void *)trig->data; 1126 1127 for (i = 0; i < ARRAY_SIZE(cmds_trig->cmds); i++) { 1128 /* don't collect on CMD 0 */ 1129 if (!cmds_trig->cmds[i].cmd_id) 1130 break; 1131 1132 if (cmds_trig->cmds[i].cmd_id != pkt->hdr.cmd || 1133 cmds_trig->cmds[i].group_id != pkt->hdr.group_id) 1134 continue; 1135 1136 iwl_fw_dbg_collect_trig(&mvm->fwrt, trig, 1137 "CMD 0x%02x.%02x received", 1138 pkt->hdr.group_id, pkt->hdr.cmd); 1139 break; 1140 } 1141 } 1142 1143 static void iwl_mvm_rx_common(struct iwl_mvm *mvm, 1144 struct iwl_rx_cmd_buffer *rxb, 1145 struct iwl_rx_packet *pkt) 1146 { 1147 unsigned int pkt_len = iwl_rx_packet_payload_len(pkt); 1148 int i; 1149 union iwl_dbg_tlv_tp_data tp_data = { .fw_pkt = pkt }; 1150 1151 iwl_dbg_tlv_time_point(&mvm->fwrt, 1152 IWL_FW_INI_TIME_POINT_FW_RSP_OR_NOTIF, &tp_data); 1153 iwl_mvm_rx_check_trigger(mvm, pkt); 1154 1155 /* 1156 * Do the notification wait before RX handlers so 1157 * even if the RX handler consumes the RXB we have 1158 * access to it in the notification wait entry. 1159 */ 1160 iwl_notification_wait_notify(&mvm->notif_wait, pkt); 1161 1162 for (i = 0; i < ARRAY_SIZE(iwl_mvm_rx_handlers); i++) { 1163 const struct iwl_rx_handlers *rx_h = &iwl_mvm_rx_handlers[i]; 1164 struct iwl_async_handler_entry *entry; 1165 1166 if (rx_h->cmd_id != WIDE_ID(pkt->hdr.group_id, pkt->hdr.cmd)) 1167 continue; 1168 1169 if (unlikely(pkt_len < rx_h->min_size)) 1170 return; 1171 1172 if (rx_h->context == RX_HANDLER_SYNC) { 1173 rx_h->fn(mvm, rxb); 1174 return; 1175 } 1176 1177 entry = kzalloc(sizeof(*entry), GFP_ATOMIC); 1178 /* we can't do much... */ 1179 if (!entry) 1180 return; 1181 1182 entry->rxb._page = rxb_steal_page(rxb); 1183 entry->rxb._offset = rxb->_offset; 1184 entry->rxb._rx_page_order = rxb->_rx_page_order; 1185 entry->fn = rx_h->fn; 1186 entry->context = rx_h->context; 1187 spin_lock(&mvm->async_handlers_lock); 1188 list_add_tail(&entry->list, &mvm->async_handlers_list); 1189 spin_unlock(&mvm->async_handlers_lock); 1190 schedule_work(&mvm->async_handlers_wk); 1191 break; 1192 } 1193 } 1194 1195 static void iwl_mvm_rx(struct iwl_op_mode *op_mode, 1196 struct napi_struct *napi, 1197 struct iwl_rx_cmd_buffer *rxb) 1198 { 1199 struct iwl_rx_packet *pkt = rxb_addr(rxb); 1200 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1201 u16 cmd = WIDE_ID(pkt->hdr.group_id, pkt->hdr.cmd); 1202 1203 if (likely(cmd == WIDE_ID(LEGACY_GROUP, REPLY_RX_MPDU_CMD))) 1204 iwl_mvm_rx_rx_mpdu(mvm, napi, rxb); 1205 else if (cmd == WIDE_ID(LEGACY_GROUP, REPLY_RX_PHY_CMD)) 1206 iwl_mvm_rx_rx_phy_cmd(mvm, rxb); 1207 else 1208 iwl_mvm_rx_common(mvm, rxb, pkt); 1209 } 1210 1211 void iwl_mvm_rx_mq(struct iwl_op_mode *op_mode, 1212 struct napi_struct *napi, 1213 struct iwl_rx_cmd_buffer *rxb) 1214 { 1215 struct iwl_rx_packet *pkt = rxb_addr(rxb); 1216 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1217 u16 cmd = WIDE_ID(pkt->hdr.group_id, pkt->hdr.cmd); 1218 1219 if (likely(cmd == WIDE_ID(LEGACY_GROUP, REPLY_RX_MPDU_CMD))) 1220 iwl_mvm_rx_mpdu_mq(mvm, napi, rxb, 0); 1221 else if (unlikely(cmd == WIDE_ID(DATA_PATH_GROUP, 1222 RX_QUEUES_NOTIFICATION))) 1223 iwl_mvm_rx_queue_notif(mvm, napi, rxb, 0); 1224 else if (cmd == WIDE_ID(LEGACY_GROUP, FRAME_RELEASE)) 1225 iwl_mvm_rx_frame_release(mvm, napi, rxb, 0); 1226 else if (cmd == WIDE_ID(LEGACY_GROUP, BAR_FRAME_RELEASE)) 1227 iwl_mvm_rx_bar_frame_release(mvm, napi, rxb, 0); 1228 else if (cmd == WIDE_ID(DATA_PATH_GROUP, RX_NO_DATA_NOTIF)) 1229 iwl_mvm_rx_monitor_no_data(mvm, napi, rxb, 0); 1230 else 1231 iwl_mvm_rx_common(mvm, rxb, pkt); 1232 } 1233 1234 static void iwl_mvm_async_cb(struct iwl_op_mode *op_mode, 1235 const struct iwl_device_cmd *cmd) 1236 { 1237 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1238 1239 /* 1240 * For now, we only set the CMD_WANT_ASYNC_CALLBACK for ADD_STA 1241 * commands that need to block the Tx queues. 1242 */ 1243 iwl_trans_block_txq_ptrs(mvm->trans, false); 1244 } 1245 1246 static int iwl_mvm_is_static_queue(struct iwl_mvm *mvm, int queue) 1247 { 1248 return queue == mvm->aux_queue || queue == mvm->probe_queue || 1249 queue == mvm->p2p_dev_queue || queue == mvm->snif_queue; 1250 } 1251 1252 static void iwl_mvm_queue_state_change(struct iwl_op_mode *op_mode, 1253 int hw_queue, bool start) 1254 { 1255 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1256 struct ieee80211_sta *sta; 1257 struct ieee80211_txq *txq; 1258 struct iwl_mvm_txq *mvmtxq; 1259 int i; 1260 unsigned long tid_bitmap; 1261 struct iwl_mvm_sta *mvmsta; 1262 u8 sta_id; 1263 1264 sta_id = iwl_mvm_has_new_tx_api(mvm) ? 1265 mvm->tvqm_info[hw_queue].sta_id : 1266 mvm->queue_info[hw_queue].ra_sta_id; 1267 1268 if (WARN_ON_ONCE(sta_id >= mvm->fw->ucode_capa.num_stations)) 1269 return; 1270 1271 rcu_read_lock(); 1272 1273 sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]); 1274 if (IS_ERR_OR_NULL(sta)) 1275 goto out; 1276 mvmsta = iwl_mvm_sta_from_mac80211(sta); 1277 1278 if (iwl_mvm_is_static_queue(mvm, hw_queue)) { 1279 if (!start) 1280 ieee80211_stop_queues(mvm->hw); 1281 else if (mvmsta->sta_state != IEEE80211_STA_NOTEXIST) 1282 ieee80211_wake_queues(mvm->hw); 1283 1284 goto out; 1285 } 1286 1287 if (iwl_mvm_has_new_tx_api(mvm)) { 1288 int tid = mvm->tvqm_info[hw_queue].txq_tid; 1289 1290 tid_bitmap = BIT(tid); 1291 } else { 1292 tid_bitmap = mvm->queue_info[hw_queue].tid_bitmap; 1293 } 1294 1295 for_each_set_bit(i, &tid_bitmap, IWL_MAX_TID_COUNT + 1) { 1296 int tid = i; 1297 1298 if (tid == IWL_MAX_TID_COUNT) 1299 tid = IEEE80211_NUM_TIDS; 1300 1301 txq = sta->txq[tid]; 1302 mvmtxq = iwl_mvm_txq_from_mac80211(txq); 1303 mvmtxq->stopped = !start; 1304 1305 if (start && mvmsta->sta_state != IEEE80211_STA_NOTEXIST) 1306 iwl_mvm_mac_itxq_xmit(mvm->hw, txq); 1307 } 1308 1309 out: 1310 rcu_read_unlock(); 1311 } 1312 1313 static void iwl_mvm_stop_sw_queue(struct iwl_op_mode *op_mode, int hw_queue) 1314 { 1315 iwl_mvm_queue_state_change(op_mode, hw_queue, false); 1316 } 1317 1318 static void iwl_mvm_wake_sw_queue(struct iwl_op_mode *op_mode, int hw_queue) 1319 { 1320 iwl_mvm_queue_state_change(op_mode, hw_queue, true); 1321 } 1322 1323 static void iwl_mvm_set_rfkill_state(struct iwl_mvm *mvm) 1324 { 1325 bool state = iwl_mvm_is_radio_killed(mvm); 1326 1327 if (state) 1328 wake_up(&mvm->rx_sync_waitq); 1329 1330 wiphy_rfkill_set_hw_state(mvm->hw->wiphy, state); 1331 } 1332 1333 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state) 1334 { 1335 if (state) 1336 set_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status); 1337 else 1338 clear_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status); 1339 1340 iwl_mvm_set_rfkill_state(mvm); 1341 } 1342 1343 static bool iwl_mvm_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state) 1344 { 1345 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1346 bool rfkill_safe_init_done = READ_ONCE(mvm->rfkill_safe_init_done); 1347 bool unified = iwl_mvm_has_unified_ucode(mvm); 1348 1349 if (state) 1350 set_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status); 1351 else 1352 clear_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status); 1353 1354 iwl_mvm_set_rfkill_state(mvm); 1355 1356 /* iwl_run_init_mvm_ucode is waiting for results, abort it. */ 1357 if (rfkill_safe_init_done) 1358 iwl_abort_notification_waits(&mvm->notif_wait); 1359 1360 /* 1361 * Don't ask the transport to stop the firmware. We'll do it 1362 * after cfg80211 takes us down. 1363 */ 1364 if (unified) 1365 return false; 1366 1367 /* 1368 * Stop the device if we run OPERATIONAL firmware or if we are in the 1369 * middle of the calibrations. 1370 */ 1371 return state && rfkill_safe_init_done; 1372 } 1373 1374 static void iwl_mvm_free_skb(struct iwl_op_mode *op_mode, struct sk_buff *skb) 1375 { 1376 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1377 struct ieee80211_tx_info *info; 1378 1379 info = IEEE80211_SKB_CB(skb); 1380 iwl_trans_free_tx_cmd(mvm->trans, info->driver_data[1]); 1381 ieee80211_free_txskb(mvm->hw, skb); 1382 } 1383 1384 struct iwl_mvm_reprobe { 1385 struct device *dev; 1386 struct work_struct work; 1387 }; 1388 1389 static void iwl_mvm_reprobe_wk(struct work_struct *wk) 1390 { 1391 struct iwl_mvm_reprobe *reprobe; 1392 1393 reprobe = container_of(wk, struct iwl_mvm_reprobe, work); 1394 if (device_reprobe(reprobe->dev)) 1395 dev_err(reprobe->dev, "reprobe failed!\n"); 1396 put_device(reprobe->dev); 1397 kfree(reprobe); 1398 module_put(THIS_MODULE); 1399 } 1400 1401 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error) 1402 { 1403 iwl_abort_notification_waits(&mvm->notif_wait); 1404 iwl_dbg_tlv_del_timers(mvm->trans); 1405 1406 /* 1407 * This is a bit racy, but worst case we tell mac80211 about 1408 * a stopped/aborted scan when that was already done which 1409 * is not a problem. It is necessary to abort any os scan 1410 * here because mac80211 requires having the scan cleared 1411 * before restarting. 1412 * We'll reset the scan_status to NONE in restart cleanup in 1413 * the next start() call from mac80211. If restart isn't called 1414 * (no fw restart) scan status will stay busy. 1415 */ 1416 iwl_mvm_report_scan_aborted(mvm); 1417 1418 /* 1419 * If we're restarting already, don't cycle restarts. 1420 * If INIT fw asserted, it will likely fail again. 1421 * If WoWLAN fw asserted, don't restart either, mac80211 1422 * can't recover this since we're already half suspended. 1423 */ 1424 if (!mvm->fw_restart && fw_error) { 1425 iwl_fw_error_collect(&mvm->fwrt, false); 1426 } else if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) { 1427 struct iwl_mvm_reprobe *reprobe; 1428 1429 IWL_ERR(mvm, 1430 "Firmware error during reconfiguration - reprobe!\n"); 1431 1432 /* 1433 * get a module reference to avoid doing this while unloading 1434 * anyway and to avoid scheduling a work with code that's 1435 * being removed. 1436 */ 1437 if (!try_module_get(THIS_MODULE)) { 1438 IWL_ERR(mvm, "Module is being unloaded - abort\n"); 1439 return; 1440 } 1441 1442 reprobe = kzalloc(sizeof(*reprobe), GFP_ATOMIC); 1443 if (!reprobe) { 1444 module_put(THIS_MODULE); 1445 return; 1446 } 1447 reprobe->dev = get_device(mvm->trans->dev); 1448 INIT_WORK(&reprobe->work, iwl_mvm_reprobe_wk); 1449 schedule_work(&reprobe->work); 1450 } else if (test_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED, 1451 &mvm->status)) { 1452 IWL_ERR(mvm, "HW restart already requested, but not started\n"); 1453 } else if (mvm->fwrt.cur_fw_img == IWL_UCODE_REGULAR && 1454 mvm->hw_registered && 1455 !test_bit(STATUS_TRANS_DEAD, &mvm->trans->status)) { 1456 /* This should be first thing before trying to collect any 1457 * data to avoid endless loops if any HW error happens while 1458 * collecting debug data. 1459 */ 1460 set_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED, &mvm->status); 1461 1462 if (mvm->fw->ucode_capa.error_log_size) { 1463 u32 src_size = mvm->fw->ucode_capa.error_log_size; 1464 u32 src_addr = mvm->fw->ucode_capa.error_log_addr; 1465 u8 *recover_buf = kzalloc(src_size, GFP_ATOMIC); 1466 1467 if (recover_buf) { 1468 mvm->error_recovery_buf = recover_buf; 1469 iwl_trans_read_mem_bytes(mvm->trans, 1470 src_addr, 1471 recover_buf, 1472 src_size); 1473 } 1474 } 1475 1476 iwl_fw_error_collect(&mvm->fwrt, false); 1477 1478 if (fw_error && mvm->fw_restart > 0) 1479 mvm->fw_restart--; 1480 ieee80211_restart_hw(mvm->hw); 1481 } 1482 } 1483 1484 static void iwl_mvm_nic_error(struct iwl_op_mode *op_mode, bool sync) 1485 { 1486 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1487 1488 if (!test_bit(STATUS_TRANS_DEAD, &mvm->trans->status)) 1489 iwl_mvm_dump_nic_error_log(mvm); 1490 1491 if (sync) { 1492 iwl_fw_error_collect(&mvm->fwrt, true); 1493 /* 1494 * Currently, the only case for sync=true is during 1495 * shutdown, so just stop in this case. If/when that 1496 * changes, we need to be a bit smarter here. 1497 */ 1498 return; 1499 } 1500 1501 /* 1502 * If the firmware crashes while we're already considering it 1503 * to be dead then don't ask for a restart, that cannot do 1504 * anything useful anyway. 1505 */ 1506 if (!test_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status)) 1507 return; 1508 1509 iwl_mvm_nic_restart(mvm, true); 1510 } 1511 1512 static void iwl_mvm_cmd_queue_full(struct iwl_op_mode *op_mode) 1513 { 1514 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1515 1516 WARN_ON(1); 1517 iwl_mvm_nic_restart(mvm, true); 1518 } 1519 1520 static void iwl_op_mode_mvm_time_point(struct iwl_op_mode *op_mode, 1521 enum iwl_fw_ini_time_point tp_id, 1522 union iwl_dbg_tlv_tp_data *tp_data) 1523 { 1524 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1525 1526 iwl_dbg_tlv_time_point(&mvm->fwrt, tp_id, tp_data); 1527 } 1528 1529 #define IWL_MVM_COMMON_OPS \ 1530 /* these could be differentiated */ \ 1531 .async_cb = iwl_mvm_async_cb, \ 1532 .queue_full = iwl_mvm_stop_sw_queue, \ 1533 .queue_not_full = iwl_mvm_wake_sw_queue, \ 1534 .hw_rf_kill = iwl_mvm_set_hw_rfkill_state, \ 1535 .free_skb = iwl_mvm_free_skb, \ 1536 .nic_error = iwl_mvm_nic_error, \ 1537 .cmd_queue_full = iwl_mvm_cmd_queue_full, \ 1538 .nic_config = iwl_mvm_nic_config, \ 1539 /* as we only register one, these MUST be common! */ \ 1540 .start = iwl_op_mode_mvm_start, \ 1541 .stop = iwl_op_mode_mvm_stop, \ 1542 .time_point = iwl_op_mode_mvm_time_point 1543 1544 static const struct iwl_op_mode_ops iwl_mvm_ops = { 1545 IWL_MVM_COMMON_OPS, 1546 .rx = iwl_mvm_rx, 1547 }; 1548 1549 static void iwl_mvm_rx_mq_rss(struct iwl_op_mode *op_mode, 1550 struct napi_struct *napi, 1551 struct iwl_rx_cmd_buffer *rxb, 1552 unsigned int queue) 1553 { 1554 struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1555 struct iwl_rx_packet *pkt = rxb_addr(rxb); 1556 u16 cmd = WIDE_ID(pkt->hdr.group_id, pkt->hdr.cmd); 1557 1558 if (unlikely(cmd == WIDE_ID(LEGACY_GROUP, FRAME_RELEASE))) 1559 iwl_mvm_rx_frame_release(mvm, napi, rxb, queue); 1560 else if (unlikely(cmd == WIDE_ID(DATA_PATH_GROUP, 1561 RX_QUEUES_NOTIFICATION))) 1562 iwl_mvm_rx_queue_notif(mvm, napi, rxb, queue); 1563 else if (likely(cmd == WIDE_ID(LEGACY_GROUP, REPLY_RX_MPDU_CMD))) 1564 iwl_mvm_rx_mpdu_mq(mvm, napi, rxb, queue); 1565 } 1566 1567 static const struct iwl_op_mode_ops iwl_mvm_ops_mq = { 1568 IWL_MVM_COMMON_OPS, 1569 .rx = iwl_mvm_rx_mq, 1570 .rx_rss = iwl_mvm_rx_mq_rss, 1571 }; 1572