1 /****************************************************************************** 2 * 3 * This file is provided under a dual BSD/GPLv2 license. When using or 4 * redistributing this file, you may do so under either license. 5 * 6 * GPL LICENSE SUMMARY 7 * 8 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. 9 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 10 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH 11 * Copyright(c) 2018 Intel Corporation 12 * 13 * This program is free software; you can redistribute it and/or modify 14 * it under the terms of version 2 of the GNU General Public License as 15 * published by the Free Software Foundation. 16 * 17 * This program is distributed in the hope that it will be useful, but 18 * WITHOUT ANY WARRANTY; without even the implied warranty of 19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 20 * General Public License for more details. 21 * 22 * The full GNU General Public License is included in this distribution 23 * in the file called COPYING. 24 * 25 * Contact Information: 26 * Intel Linux Wireless <linuxwifi@intel.com> 27 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 28 * 29 * BSD LICENSE 30 * 31 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. 32 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 33 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH 34 * Copyright(c) 2018 Intel Corporation 35 * All rights reserved. 36 * 37 * Redistribution and use in source and binary forms, with or without 38 * modification, are permitted provided that the following conditions 39 * are met: 40 * 41 * * Redistributions of source code must retain the above copyright 42 * notice, this list of conditions and the following disclaimer. 43 * * Redistributions in binary form must reproduce the above copyright 44 * notice, this list of conditions and the following disclaimer in 45 * the documentation and/or other materials provided with the 46 * distribution. 47 * * Neither the name Intel Corporation nor the names of its 48 * contributors may be used to endorse or promote products derived 49 * from this software without specific prior written permission. 50 * 51 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 52 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 53 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 54 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 55 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 56 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 57 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 58 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 59 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 60 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 61 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 62 * 63 *****************************************************************************/ 64 65 #ifndef __IWL_MVM_H__ 66 #define __IWL_MVM_H__ 67 68 #include <linux/list.h> 69 #include <linux/spinlock.h> 70 #include <linux/leds.h> 71 #include <linux/in6.h> 72 73 #ifdef CONFIG_THERMAL 74 #include <linux/thermal.h> 75 #endif 76 77 #include "iwl-op-mode.h" 78 #include "iwl-trans.h" 79 #include "fw/notif-wait.h" 80 #include "iwl-eeprom-parse.h" 81 #include "fw/file.h" 82 #include "iwl-config.h" 83 #include "sta.h" 84 #include "fw-api.h" 85 #include "constants.h" 86 #include "fw/runtime.h" 87 #include "fw/dbg.h" 88 #include "fw/acpi.h" 89 #include "iwl-nvm-parse.h" 90 91 #include <linux/average.h> 92 93 #define IWL_MVM_MAX_ADDRESSES 5 94 /* RSSI offset for WkP */ 95 #define IWL_RSSI_OFFSET 50 96 #define IWL_MVM_MISSED_BEACONS_THRESHOLD 8 97 #define IWL_MVM_MISSED_BEACONS_THRESHOLD_LONG 16 98 99 /* A TimeUnit is 1024 microsecond */ 100 #define MSEC_TO_TU(_msec) (_msec*1000/1024) 101 102 /* For GO, this value represents the number of TUs before CSA "beacon 103 * 0" TBTT when the CSA time-event needs to be scheduled to start. It 104 * must be big enough to ensure that we switch in time. 105 */ 106 #define IWL_MVM_CHANNEL_SWITCH_TIME_GO 40 107 108 /* For client, this value represents the number of TUs before CSA 109 * "beacon 1" TBTT, instead. This is because we don't know when the 110 * GO/AP will be in the new channel, so we switch early enough. 111 */ 112 #define IWL_MVM_CHANNEL_SWITCH_TIME_CLIENT 10 113 114 /* 115 * This value (in TUs) is used to fine tune the CSA NoA end time which should 116 * be just before "beacon 0" TBTT. 117 */ 118 #define IWL_MVM_CHANNEL_SWITCH_MARGIN 4 119 120 /* 121 * Number of beacons to transmit on a new channel until we unblock tx to 122 * the stations, even if we didn't identify them on a new channel 123 */ 124 #define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3 125 126 /* offchannel queue towards mac80211 */ 127 #define IWL_MVM_OFFCHANNEL_QUEUE 0 128 129 extern const struct ieee80211_ops iwl_mvm_hw_ops; 130 131 /** 132 * struct iwl_mvm_mod_params - module parameters for iwlmvm 133 * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted. 134 * We will register to mac80211 to have testmode working. The NIC must not 135 * be up'ed after the INIT fw asserted. This is useful to be able to use 136 * proprietary tools over testmode to debug the INIT fw. 137 * @tfd_q_hang_detect: enabled the detection of hung transmit queues 138 * @power_scheme: one of enum iwl_power_scheme 139 */ 140 struct iwl_mvm_mod_params { 141 bool init_dbg; 142 bool tfd_q_hang_detect; 143 int power_scheme; 144 }; 145 extern struct iwl_mvm_mod_params iwlmvm_mod_params; 146 147 struct iwl_mvm_phy_ctxt { 148 u16 id; 149 u16 color; 150 u32 ref; 151 152 enum nl80211_chan_width width; 153 154 /* 155 * TODO: This should probably be removed. Currently here only for rate 156 * scaling algorithm 157 */ 158 struct ieee80211_channel *channel; 159 }; 160 161 struct iwl_mvm_time_event_data { 162 struct ieee80211_vif *vif; 163 struct list_head list; 164 unsigned long end_jiffies; 165 u32 duration; 166 bool running; 167 u32 uid; 168 169 /* 170 * The access to the 'id' field must be done when the 171 * mvm->time_event_lock is held, as it value is used to indicate 172 * if the te is in the time event list or not (when id == TE_MAX) 173 */ 174 u32 id; 175 }; 176 177 /* Power management */ 178 179 /** 180 * enum iwl_power_scheme 181 * @IWL_POWER_LEVEL_CAM - Continuously Active Mode 182 * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default) 183 * @IWL_POWER_LEVEL_LP - Low Power 184 */ 185 enum iwl_power_scheme { 186 IWL_POWER_SCHEME_CAM = 1, 187 IWL_POWER_SCHEME_BPS, 188 IWL_POWER_SCHEME_LP 189 }; 190 191 #define IWL_CONN_MAX_LISTEN_INTERVAL 10 192 #define IWL_UAPSD_MAX_SP IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 193 194 #ifdef CONFIG_IWLWIFI_DEBUGFS 195 enum iwl_dbgfs_pm_mask { 196 MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0), 197 MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1), 198 MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2), 199 MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3), 200 MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4), 201 MVM_DEBUGFS_PM_LPRX_ENA = BIT(6), 202 MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7), 203 MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8), 204 MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9), 205 MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10), 206 }; 207 208 struct iwl_dbgfs_pm { 209 u16 keep_alive_seconds; 210 u32 rx_data_timeout; 211 u32 tx_data_timeout; 212 bool skip_over_dtim; 213 u8 skip_dtim_periods; 214 bool lprx_ena; 215 u32 lprx_rssi_threshold; 216 bool snooze_ena; 217 bool uapsd_misbehaving; 218 bool use_ps_poll; 219 int mask; 220 }; 221 222 /* beacon filtering */ 223 224 enum iwl_dbgfs_bf_mask { 225 MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0), 226 MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1), 227 MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2), 228 MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3), 229 MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4), 230 MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5), 231 MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6), 232 MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7), 233 MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8), 234 MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9), 235 MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10), 236 }; 237 238 struct iwl_dbgfs_bf { 239 u32 bf_energy_delta; 240 u32 bf_roaming_energy_delta; 241 u32 bf_roaming_state; 242 u32 bf_temp_threshold; 243 u32 bf_temp_fast_filter; 244 u32 bf_temp_slow_filter; 245 u32 bf_enable_beacon_filter; 246 u32 bf_debug_flag; 247 u32 bf_escape_timer; 248 u32 ba_escape_timer; 249 u32 ba_enable_beacon_abort; 250 int mask; 251 }; 252 #endif 253 254 enum iwl_mvm_smps_type_request { 255 IWL_MVM_SMPS_REQ_BT_COEX, 256 IWL_MVM_SMPS_REQ_TT, 257 IWL_MVM_SMPS_REQ_PROT, 258 NUM_IWL_MVM_SMPS_REQ, 259 }; 260 261 enum iwl_mvm_ref_type { 262 IWL_MVM_REF_UCODE_DOWN, 263 IWL_MVM_REF_SCAN, 264 IWL_MVM_REF_ROC, 265 IWL_MVM_REF_ROC_AUX, 266 IWL_MVM_REF_P2P_CLIENT, 267 IWL_MVM_REF_AP_IBSS, 268 IWL_MVM_REF_USER, 269 IWL_MVM_REF_TX, 270 IWL_MVM_REF_TX_AGG, 271 IWL_MVM_REF_ADD_IF, 272 IWL_MVM_REF_START_AP, 273 IWL_MVM_REF_BSS_CHANGED, 274 IWL_MVM_REF_PREPARE_TX, 275 IWL_MVM_REF_PROTECT_TDLS, 276 IWL_MVM_REF_CHECK_CTKILL, 277 IWL_MVM_REF_PRPH_READ, 278 IWL_MVM_REF_PRPH_WRITE, 279 IWL_MVM_REF_NMI, 280 IWL_MVM_REF_TM_CMD, 281 IWL_MVM_REF_EXIT_WORK, 282 IWL_MVM_REF_PROTECT_CSA, 283 IWL_MVM_REF_FW_DBG_COLLECT, 284 IWL_MVM_REF_INIT_UCODE, 285 IWL_MVM_REF_SENDING_CMD, 286 IWL_MVM_REF_RX, 287 288 /* update debugfs.c when changing this */ 289 290 IWL_MVM_REF_COUNT, 291 }; 292 293 enum iwl_bt_force_ant_mode { 294 BT_FORCE_ANT_DIS = 0, 295 BT_FORCE_ANT_AUTO, 296 BT_FORCE_ANT_BT, 297 BT_FORCE_ANT_WIFI, 298 299 BT_FORCE_ANT_MAX, 300 }; 301 302 /** 303 * struct iwl_mvm_low_latency_force - low latency force mode set by debugfs 304 * @LOW_LATENCY_FORCE_UNSET: unset force mode 305 * @LOW_LATENCY_FORCE_ON: for low latency on 306 * @LOW_LATENCY_FORCE_OFF: for low latency off 307 * @NUM_LOW_LATENCY_FORCE: max num of modes 308 */ 309 enum iwl_mvm_low_latency_force { 310 LOW_LATENCY_FORCE_UNSET, 311 LOW_LATENCY_FORCE_ON, 312 LOW_LATENCY_FORCE_OFF, 313 NUM_LOW_LATENCY_FORCE 314 }; 315 316 /** 317 * struct iwl_mvm_low_latency_cause - low latency set causes 318 * @LOW_LATENCY_TRAFFIC: indicates low latency traffic was detected 319 * @LOW_LATENCY_DEBUGFS: low latency mode set from debugfs 320 * @LOW_LATENCY_VCMD: low latency mode set from vendor command 321 * @LOW_LATENCY_VIF_TYPE: low latency mode set because of vif type (ap) 322 * @LOW_LATENCY_DEBUGFS_FORCE_ENABLE: indicate that force mode is enabled 323 * the actual set/unset is done with LOW_LATENCY_DEBUGFS_FORCE 324 * @LOW_LATENCY_DEBUGFS_FORCE: low latency force mode from debugfs 325 * set this with LOW_LATENCY_DEBUGFS_FORCE_ENABLE flag 326 * in low_latency. 327 */ 328 enum iwl_mvm_low_latency_cause { 329 LOW_LATENCY_TRAFFIC = BIT(0), 330 LOW_LATENCY_DEBUGFS = BIT(1), 331 LOW_LATENCY_VCMD = BIT(2), 332 LOW_LATENCY_VIF_TYPE = BIT(3), 333 LOW_LATENCY_DEBUGFS_FORCE_ENABLE = BIT(4), 334 LOW_LATENCY_DEBUGFS_FORCE = BIT(5), 335 }; 336 337 /** 338 * struct iwl_mvm_vif_bf_data - beacon filtering related data 339 * @bf_enabled: indicates if beacon filtering is enabled 340 * @ba_enabled: indicated if beacon abort is enabled 341 * @ave_beacon_signal: average beacon signal 342 * @last_cqm_event: rssi of the last cqm event 343 * @bt_coex_min_thold: minimum threshold for BT coex 344 * @bt_coex_max_thold: maximum threshold for BT coex 345 * @last_bt_coex_event: rssi of the last BT coex event 346 */ 347 struct iwl_mvm_vif_bf_data { 348 bool bf_enabled; 349 bool ba_enabled; 350 int ave_beacon_signal; 351 int last_cqm_event; 352 int bt_coex_min_thold; 353 int bt_coex_max_thold; 354 int last_bt_coex_event; 355 }; 356 357 /** 358 * struct iwl_probe_resp_data - data for NoA/CSA updates 359 * @rcu_head: used for freeing the data on update 360 * @notif: notification data 361 * @noa_len: length of NoA attribute, calculated from the notification 362 */ 363 struct iwl_probe_resp_data { 364 struct rcu_head rcu_head; 365 struct iwl_probe_resp_data_notif notif; 366 int noa_len; 367 }; 368 369 /** 370 * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context 371 * @id: between 0 and 3 372 * @color: to solve races upon MAC addition and removal 373 * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA 374 * @bssid: BSSID for this (client) interface 375 * @associated: indicates that we're currently associated, used only for 376 * managing the firmware state in iwl_mvm_bss_info_changed_station() 377 * @ap_assoc_sta_count: count of stations associated to us - valid only 378 * if VIF type is AP 379 * @uploaded: indicates the MAC context has been added to the device 380 * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface 381 * should get quota etc. 382 * @pm_enabled - Indicate if MAC power management is allowed 383 * @monitor_active: indicates that monitor context is configured, and that the 384 * interface should get quota etc. 385 * @low_latency: bit flags for low latency 386 * see enum &iwl_mvm_low_latency_cause for causes. 387 * @low_latency_actual: boolean, indicates low latency is set, 388 * as a result from low_latency bit flags and takes force into account. 389 * @ps_disabled: indicates that this interface requires PS to be disabled 390 * @queue_params: QoS params for this MAC 391 * @bcast_sta: station used for broadcast packets. Used by the following 392 * vifs: P2P_DEVICE, GO and AP. 393 * @beacon_skb: the skb used to hold the AP/GO beacon template 394 * @smps_requests: the SMPS requests of different parts of the driver, 395 * combined on update to yield the overall request to mac80211. 396 * @beacon_stats: beacon statistics, containing the # of received beacons, 397 * # of received beacons accumulated over FW restart, and the current 398 * average signal of beacons retrieved from the firmware 399 * @csa_failed: CSA failed to schedule time event, report an error later 400 * @features: hw features active for this vif 401 * @probe_resp_data: data from FW notification to store NOA and CSA related 402 * data to be inserted into probe response. 403 */ 404 struct iwl_mvm_vif { 405 struct iwl_mvm *mvm; 406 u16 id; 407 u16 color; 408 u8 ap_sta_id; 409 410 u8 bssid[ETH_ALEN]; 411 bool associated; 412 u8 ap_assoc_sta_count; 413 414 u16 cab_queue; 415 416 bool uploaded; 417 bool ap_ibss_active; 418 bool pm_enabled; 419 bool monitor_active; 420 u8 low_latency: 6; 421 u8 low_latency_actual: 1; 422 bool ps_disabled; 423 struct iwl_mvm_vif_bf_data bf_data; 424 425 struct { 426 u32 num_beacons, accu_num_beacons; 427 u8 avg_signal; 428 } beacon_stats; 429 430 u32 ap_beacon_time; 431 432 enum iwl_tsf_id tsf_id; 433 434 /* 435 * QoS data from mac80211, need to store this here 436 * as mac80211 has a separate callback but we need 437 * to have the data for the MAC context 438 */ 439 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS]; 440 struct iwl_mvm_time_event_data time_event_data; 441 struct iwl_mvm_time_event_data hs_time_event_data; 442 443 struct iwl_mvm_int_sta bcast_sta; 444 struct iwl_mvm_int_sta mcast_sta; 445 446 /* 447 * Assigned while mac80211 has the interface in a channel context, 448 * or, for P2P Device, while it exists. 449 */ 450 struct iwl_mvm_phy_ctxt *phy_ctxt; 451 452 #ifdef CONFIG_PM 453 /* WoWLAN GTK rekey data */ 454 struct { 455 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN]; 456 __le64 replay_ctr; 457 bool valid; 458 } rekey_data; 459 460 int tx_key_idx; 461 462 bool seqno_valid; 463 u16 seqno; 464 #endif 465 466 #if IS_ENABLED(CONFIG_IPV6) 467 /* IPv6 addresses for WoWLAN */ 468 struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX]; 469 unsigned long tentative_addrs[BITS_TO_LONGS(IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX)]; 470 int num_target_ipv6_addrs; 471 #endif 472 473 #ifdef CONFIG_IWLWIFI_DEBUGFS 474 struct dentry *dbgfs_dir; 475 struct dentry *dbgfs_slink; 476 struct iwl_dbgfs_pm dbgfs_pm; 477 struct iwl_dbgfs_bf dbgfs_bf; 478 struct iwl_mac_power_cmd mac_pwr_cmd; 479 int dbgfs_quota_min; 480 #endif 481 482 enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ]; 483 484 /* FW identified misbehaving AP */ 485 u8 uapsd_misbehaving_bssid[ETH_ALEN]; 486 487 struct delayed_work uapsd_nonagg_detected_wk; 488 489 /* Indicates that CSA countdown may be started */ 490 bool csa_countdown; 491 bool csa_failed; 492 u16 csa_target_freq; 493 494 /* Indicates that we are waiting for a beacon on a new channel */ 495 bool csa_bcn_pending; 496 497 /* TCP Checksum Offload */ 498 netdev_features_t features; 499 500 struct iwl_probe_resp_data __rcu *probe_resp_data; 501 }; 502 503 static inline struct iwl_mvm_vif * 504 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif) 505 { 506 if (!vif) 507 return NULL; 508 return (void *)vif->drv_priv; 509 } 510 511 extern const u8 tid_to_mac80211_ac[]; 512 513 #define IWL_MVM_SCAN_STOPPING_SHIFT 8 514 515 enum iwl_scan_status { 516 IWL_MVM_SCAN_REGULAR = BIT(0), 517 IWL_MVM_SCAN_SCHED = BIT(1), 518 IWL_MVM_SCAN_NETDETECT = BIT(2), 519 520 IWL_MVM_SCAN_STOPPING_REGULAR = BIT(8), 521 IWL_MVM_SCAN_STOPPING_SCHED = BIT(9), 522 IWL_MVM_SCAN_STOPPING_NETDETECT = BIT(10), 523 524 IWL_MVM_SCAN_REGULAR_MASK = IWL_MVM_SCAN_REGULAR | 525 IWL_MVM_SCAN_STOPPING_REGULAR, 526 IWL_MVM_SCAN_SCHED_MASK = IWL_MVM_SCAN_SCHED | 527 IWL_MVM_SCAN_STOPPING_SCHED, 528 IWL_MVM_SCAN_NETDETECT_MASK = IWL_MVM_SCAN_NETDETECT | 529 IWL_MVM_SCAN_STOPPING_NETDETECT, 530 531 IWL_MVM_SCAN_STOPPING_MASK = 0xff << IWL_MVM_SCAN_STOPPING_SHIFT, 532 IWL_MVM_SCAN_MASK = 0xff, 533 }; 534 535 enum iwl_mvm_scan_type { 536 IWL_SCAN_TYPE_NOT_SET, 537 IWL_SCAN_TYPE_UNASSOC, 538 IWL_SCAN_TYPE_WILD, 539 IWL_SCAN_TYPE_MILD, 540 IWL_SCAN_TYPE_FRAGMENTED, 541 IWL_SCAN_TYPE_FAST_BALANCE, 542 }; 543 544 enum iwl_mvm_sched_scan_pass_all_states { 545 SCHED_SCAN_PASS_ALL_DISABLED, 546 SCHED_SCAN_PASS_ALL_ENABLED, 547 SCHED_SCAN_PASS_ALL_FOUND, 548 }; 549 550 /** 551 * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure 552 * @ct_kill_exit: worker to exit thermal kill 553 * @dynamic_smps: Is thermal throttling enabled dynamic_smps? 554 * @tx_backoff: The current thremal throttling tx backoff in uSec. 555 * @min_backoff: The minimal tx backoff due to power restrictions 556 * @params: Parameters to configure the thermal throttling algorithm. 557 * @throttle: Is thermal throttling is active? 558 */ 559 struct iwl_mvm_tt_mgmt { 560 struct delayed_work ct_kill_exit; 561 bool dynamic_smps; 562 u32 tx_backoff; 563 u32 min_backoff; 564 struct iwl_tt_params params; 565 bool throttle; 566 }; 567 568 #ifdef CONFIG_THERMAL 569 /** 570 *struct iwl_mvm_thermal_device - thermal zone related data 571 * @temp_trips: temperature thresholds for report 572 * @fw_trips_index: keep indexes to original array - temp_trips 573 * @tzone: thermal zone device data 574 */ 575 struct iwl_mvm_thermal_device { 576 s16 temp_trips[IWL_MAX_DTS_TRIPS]; 577 u8 fw_trips_index[IWL_MAX_DTS_TRIPS]; 578 struct thermal_zone_device *tzone; 579 }; 580 581 /* 582 * struct iwl_mvm_cooling_device 583 * @cur_state: current state 584 * @cdev: struct thermal cooling device 585 */ 586 struct iwl_mvm_cooling_device { 587 u32 cur_state; 588 struct thermal_cooling_device *cdev; 589 }; 590 #endif 591 592 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8 593 594 struct iwl_mvm_frame_stats { 595 u32 legacy_frames; 596 u32 ht_frames; 597 u32 vht_frames; 598 u32 bw_20_frames; 599 u32 bw_40_frames; 600 u32 bw_80_frames; 601 u32 bw_160_frames; 602 u32 sgi_frames; 603 u32 ngi_frames; 604 u32 siso_frames; 605 u32 mimo2_frames; 606 u32 agg_frames; 607 u32 ampdu_count; 608 u32 success_frames; 609 u32 fail_frames; 610 u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES]; 611 int last_frame_idx; 612 }; 613 614 enum { 615 D0I3_DEFER_WAKEUP, 616 D0I3_PENDING_WAKEUP, 617 }; 618 619 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff 620 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100 621 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200 622 623 enum iwl_mvm_tdls_cs_state { 624 IWL_MVM_TDLS_SW_IDLE = 0, 625 IWL_MVM_TDLS_SW_REQ_SENT, 626 IWL_MVM_TDLS_SW_RESP_RCVD, 627 IWL_MVM_TDLS_SW_REQ_RCVD, 628 IWL_MVM_TDLS_SW_ACTIVE, 629 }; 630 631 enum iwl_mvm_traffic_load { 632 IWL_MVM_TRAFFIC_LOW, 633 IWL_MVM_TRAFFIC_MEDIUM, 634 IWL_MVM_TRAFFIC_HIGH, 635 }; 636 637 DECLARE_EWMA(rate, 16, 16) 638 639 struct iwl_mvm_tcm_mac { 640 struct { 641 u32 pkts[IEEE80211_NUM_ACS]; 642 u32 airtime; 643 } tx; 644 struct { 645 u32 pkts[IEEE80211_NUM_ACS]; 646 u32 airtime; 647 u32 last_ampdu_ref; 648 } rx; 649 struct { 650 /* track AP's transfer in client mode */ 651 u64 rx_bytes; 652 struct ewma_rate rate; 653 bool detected; 654 } uapsd_nonagg_detect; 655 bool opened_rx_ba_sessions; 656 }; 657 658 struct iwl_mvm_tcm { 659 struct delayed_work work; 660 spinlock_t lock; /* used when time elapsed */ 661 unsigned long ts; /* timestamp when period ends */ 662 unsigned long ll_ts; 663 unsigned long uapsd_nonagg_ts; 664 bool paused; 665 struct iwl_mvm_tcm_mac data[NUM_MAC_INDEX_DRIVER]; 666 struct { 667 u32 elapsed; /* milliseconds for this TCM period */ 668 u32 airtime[NUM_MAC_INDEX_DRIVER]; 669 enum iwl_mvm_traffic_load load[NUM_MAC_INDEX_DRIVER]; 670 enum iwl_mvm_traffic_load band_load[NUM_NL80211_BANDS]; 671 enum iwl_mvm_traffic_load global_load; 672 bool low_latency[NUM_MAC_INDEX_DRIVER]; 673 bool change[NUM_MAC_INDEX_DRIVER]; 674 bool global_change; 675 } result; 676 }; 677 678 /** 679 * struct iwl_mvm_reorder_buffer - per ra/tid/queue reorder buffer 680 * @head_sn: reorder window head sn 681 * @num_stored: number of mpdus stored in the buffer 682 * @buf_size: the reorder buffer size as set by the last addba request 683 * @queue: queue of this reorder buffer 684 * @last_amsdu: track last ASMDU SN for duplication detection 685 * @last_sub_index: track ASMDU sub frame index for duplication detection 686 * @reorder_timer: timer for frames are in the reorder buffer. For AMSDU 687 * it is the time of last received sub-frame 688 * @removed: prevent timer re-arming 689 * @valid: reordering is valid for this queue 690 * @lock: protect reorder buffer internal state 691 * @mvm: mvm pointer, needed for frame timer context 692 */ 693 struct iwl_mvm_reorder_buffer { 694 u16 head_sn; 695 u16 num_stored; 696 u16 buf_size; 697 int queue; 698 u16 last_amsdu; 699 u8 last_sub_index; 700 struct timer_list reorder_timer; 701 bool removed; 702 bool valid; 703 spinlock_t lock; 704 struct iwl_mvm *mvm; 705 } ____cacheline_aligned_in_smp; 706 707 /** 708 * struct _iwl_mvm_reorder_buf_entry - reorder buffer entry per-queue/per-seqno 709 * @frames: list of skbs stored 710 * @reorder_time: time the packet was stored in the reorder buffer 711 */ 712 struct _iwl_mvm_reorder_buf_entry { 713 struct sk_buff_head frames; 714 unsigned long reorder_time; 715 }; 716 717 /* make this indirection to get the aligned thing */ 718 struct iwl_mvm_reorder_buf_entry { 719 struct _iwl_mvm_reorder_buf_entry e; 720 } 721 #ifndef __CHECKER__ 722 /* sparse doesn't like this construct: "bad integer constant expression" */ 723 __aligned(roundup_pow_of_two(sizeof(struct _iwl_mvm_reorder_buf_entry))) 724 #endif 725 ; 726 727 /** 728 * struct iwl_mvm_baid_data - BA session data 729 * @sta_id: station id 730 * @tid: tid of the session 731 * @baid baid of the session 732 * @timeout: the timeout set in the addba request 733 * @entries_per_queue: # of buffers per queue, this actually gets 734 * aligned up to avoid cache line sharing between queues 735 * @last_rx: last rx jiffies, updated only if timeout passed from last update 736 * @session_timer: timer to check if BA session expired, runs at 2 * timeout 737 * @mvm: mvm pointer, needed for timer context 738 * @reorder_buf: reorder buffer, allocated per queue 739 * @reorder_buf_data: data 740 */ 741 struct iwl_mvm_baid_data { 742 struct rcu_head rcu_head; 743 u8 sta_id; 744 u8 tid; 745 u8 baid; 746 u16 timeout; 747 u16 entries_per_queue; 748 unsigned long last_rx; 749 struct timer_list session_timer; 750 struct iwl_mvm_baid_data __rcu **rcu_ptr; 751 struct iwl_mvm *mvm; 752 struct iwl_mvm_reorder_buffer reorder_buf[IWL_MAX_RX_HW_QUEUES]; 753 struct iwl_mvm_reorder_buf_entry entries[]; 754 }; 755 756 static inline struct iwl_mvm_baid_data * 757 iwl_mvm_baid_data_from_reorder_buf(struct iwl_mvm_reorder_buffer *buf) 758 { 759 return (void *)((u8 *)buf - 760 offsetof(struct iwl_mvm_baid_data, reorder_buf) - 761 sizeof(*buf) * buf->queue); 762 } 763 764 /* 765 * enum iwl_mvm_queue_status - queue status 766 * @IWL_MVM_QUEUE_FREE: the queue is not allocated nor reserved 767 * Basically, this means that this queue can be used for any purpose 768 * @IWL_MVM_QUEUE_RESERVED: queue is reserved but not yet in use 769 * This is the state of a queue that has been dedicated for some RATID 770 * (agg'd or not), but that hasn't yet gone through the actual enablement 771 * of iwl_mvm_enable_txq(), and therefore no traffic can go through it yet. 772 * Note that in this state there is no requirement to already know what TID 773 * should be used with this queue, it is just marked as a queue that will 774 * be used, and shouldn't be allocated to anyone else. 775 * @IWL_MVM_QUEUE_READY: queue is ready to be used 776 * This is the state of a queue that has been fully configured (including 777 * SCD pointers, etc), has a specific RA/TID assigned to it, and can be 778 * used to send traffic. 779 * @IWL_MVM_QUEUE_SHARED: queue is shared, or in a process of becoming shared 780 * This is a state in which a single queue serves more than one TID, all of 781 * which are not aggregated. Note that the queue is only associated to one 782 * RA. 783 */ 784 enum iwl_mvm_queue_status { 785 IWL_MVM_QUEUE_FREE, 786 IWL_MVM_QUEUE_RESERVED, 787 IWL_MVM_QUEUE_READY, 788 IWL_MVM_QUEUE_SHARED, 789 }; 790 791 #define IWL_MVM_DQA_QUEUE_TIMEOUT (5 * HZ) 792 #define IWL_MVM_INVALID_QUEUE 0xFFFF 793 794 #define IWL_MVM_NUM_CIPHERS 10 795 796 struct iwl_mvm_sar_profile { 797 bool enabled; 798 u8 table[ACPI_SAR_TABLE_SIZE]; 799 }; 800 801 struct iwl_mvm_geo_profile { 802 u8 values[ACPI_GEO_TABLE_SIZE]; 803 }; 804 805 struct iwl_mvm_txq { 806 struct list_head list; 807 u16 txq_id; 808 atomic_t tx_request; 809 bool stopped; 810 }; 811 812 static inline struct iwl_mvm_txq * 813 iwl_mvm_txq_from_mac80211(struct ieee80211_txq *txq) 814 { 815 return (void *)txq->drv_priv; 816 } 817 818 static inline struct iwl_mvm_txq * 819 iwl_mvm_txq_from_tid(struct ieee80211_sta *sta, u8 tid) 820 { 821 if (tid == IWL_MAX_TID_COUNT) 822 tid = IEEE80211_NUM_TIDS; 823 824 return (void *)sta->txq[tid]->drv_priv; 825 } 826 827 /** 828 * struct iwl_mvm_tvqm_txq_info - maps TVQM hw queue to tid 829 * 830 * @sta_id: sta id 831 * @txq_tid: txq tid 832 */ 833 struct iwl_mvm_tvqm_txq_info { 834 u8 sta_id; 835 u8 txq_tid; 836 }; 837 838 struct iwl_mvm_dqa_txq_info { 839 u8 ra_sta_id; /* The RA this queue is mapped to, if exists */ 840 bool reserved; /* Is this the TXQ reserved for a STA */ 841 u8 mac80211_ac; /* The mac80211 AC this queue is mapped to */ 842 u8 txq_tid; /* The TID "owner" of this queue*/ 843 u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */ 844 /* Timestamp for inactivation per TID of this queue */ 845 unsigned long last_frame_time[IWL_MAX_TID_COUNT + 1]; 846 enum iwl_mvm_queue_status status; 847 }; 848 849 struct iwl_mvm { 850 /* for logger access */ 851 struct device *dev; 852 853 struct iwl_trans *trans; 854 const struct iwl_fw *fw; 855 const struct iwl_cfg *cfg; 856 struct iwl_phy_db *phy_db; 857 struct ieee80211_hw *hw; 858 859 /* for protecting access to iwl_mvm */ 860 struct mutex mutex; 861 struct list_head async_handlers_list; 862 spinlock_t async_handlers_lock; 863 struct work_struct async_handlers_wk; 864 865 struct work_struct roc_done_wk; 866 867 unsigned long init_status; 868 869 unsigned long status; 870 871 u32 queue_sync_cookie; 872 atomic_t queue_sync_counter; 873 /* 874 * for beacon filtering - 875 * currently only one interface can be supported 876 */ 877 struct iwl_mvm_vif *bf_allowed_vif; 878 879 bool hw_registered; 880 bool calibrating; 881 bool support_umac_log; 882 883 u32 ampdu_ref; 884 bool ampdu_toggle; 885 886 struct iwl_notif_wait_data notif_wait; 887 888 union { 889 struct mvm_statistics_rx_v3 rx_stats_v3; 890 struct mvm_statistics_rx rx_stats; 891 }; 892 893 struct { 894 u64 rx_time; 895 u64 tx_time; 896 u64 on_time_rf; 897 u64 on_time_scan; 898 } radio_stats, accu_radio_stats; 899 900 struct list_head add_stream_txqs; 901 union { 902 struct iwl_mvm_dqa_txq_info queue_info[IWL_MAX_HW_QUEUES]; 903 struct iwl_mvm_tvqm_txq_info tvqm_info[IWL_MAX_TVQM_QUEUES]; 904 }; 905 struct work_struct add_stream_wk; /* To add streams to queues */ 906 907 const char *nvm_file_name; 908 struct iwl_nvm_data *nvm_data; 909 /* NVM sections */ 910 struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS]; 911 912 struct iwl_fw_runtime fwrt; 913 914 /* EEPROM MAC addresses */ 915 struct mac_address addresses[IWL_MVM_MAX_ADDRESSES]; 916 917 /* data related to data path */ 918 struct iwl_rx_phy_info last_phy_info; 919 struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT]; 920 u8 rx_ba_sessions; 921 922 /* configured by mac80211 */ 923 u32 rts_threshold; 924 925 /* Scan status, cmd (pre-allocated) and auxiliary station */ 926 unsigned int scan_status; 927 void *scan_cmd; 928 struct iwl_mcast_filter_cmd *mcast_filter_cmd; 929 /* For CDB this is low band scan type, for non-CDB - type. */ 930 enum iwl_mvm_scan_type scan_type; 931 enum iwl_mvm_scan_type hb_scan_type; 932 933 enum iwl_mvm_sched_scan_pass_all_states sched_scan_pass_all; 934 struct delayed_work scan_timeout_dwork; 935 936 /* max number of simultaneous scans the FW supports */ 937 unsigned int max_scans; 938 939 /* UMAC scan tracking */ 940 u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS]; 941 942 /* start time of last scan in TSF of the mac that requested the scan */ 943 u64 scan_start; 944 945 /* the vif that requested the current scan */ 946 struct iwl_mvm_vif *scan_vif; 947 948 /* rx chain antennas set through debugfs for the scan command */ 949 u8 scan_rx_ant; 950 951 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING 952 /* broadcast filters to configure for each associated station */ 953 const struct iwl_fw_bcast_filter *bcast_filters; 954 #ifdef CONFIG_IWLWIFI_DEBUGFS 955 struct { 956 bool override; 957 struct iwl_bcast_filter_cmd cmd; 958 } dbgfs_bcast_filtering; 959 #endif 960 #endif 961 962 /* Internal station */ 963 struct iwl_mvm_int_sta aux_sta; 964 struct iwl_mvm_int_sta snif_sta; 965 966 bool last_ebs_successful; 967 968 u8 scan_last_antenna_idx; /* to toggle TX between antennas */ 969 u8 mgmt_last_antenna_idx; 970 971 /* last smart fifo state that was successfully sent to firmware */ 972 enum iwl_sf_state sf_state; 973 974 #ifdef CONFIG_IWLWIFI_DEBUGFS 975 struct dentry *debugfs_dir; 976 u32 dbgfs_sram_offset, dbgfs_sram_len; 977 u32 dbgfs_prph_reg_addr; 978 bool disable_power_off; 979 bool disable_power_off_d3; 980 bool beacon_inject_active; 981 982 bool scan_iter_notif_enabled; 983 984 struct debugfs_blob_wrapper nvm_hw_blob; 985 struct debugfs_blob_wrapper nvm_sw_blob; 986 struct debugfs_blob_wrapper nvm_calib_blob; 987 struct debugfs_blob_wrapper nvm_prod_blob; 988 struct debugfs_blob_wrapper nvm_phy_sku_blob; 989 struct debugfs_blob_wrapper nvm_reg_blob; 990 991 struct iwl_mvm_frame_stats drv_rx_stats; 992 spinlock_t drv_stats_lock; 993 u16 dbgfs_rx_phyinfo; 994 #endif 995 996 struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX]; 997 998 struct list_head time_event_list; 999 spinlock_t time_event_lock; 1000 1001 /* 1002 * A bitmap indicating the index of the key in use. The firmware 1003 * can hold 16 keys at most. Reflect this fact. 1004 */ 1005 unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)]; 1006 u8 fw_key_deleted[STA_KEY_MAX_NUM]; 1007 1008 /* references taken by the driver and spinlock protecting them */ 1009 spinlock_t refs_lock; 1010 u8 refs[IWL_MVM_REF_COUNT]; 1011 1012 u8 vif_count; 1013 struct ieee80211_vif __rcu *vif_id_to_mac[NUM_MAC_INDEX_DRIVER]; 1014 1015 /* -1 for always, 0 for never, >0 for that many times */ 1016 s8 fw_restart; 1017 u8 *error_recovery_buf; 1018 1019 #ifdef CONFIG_IWLWIFI_LEDS 1020 struct led_classdev led; 1021 #endif 1022 1023 struct ieee80211_vif *p2p_device_vif; 1024 1025 #ifdef CONFIG_PM 1026 struct wiphy_wowlan_support wowlan; 1027 int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen; 1028 1029 /* sched scan settings for net detect */ 1030 struct ieee80211_scan_ies nd_ies; 1031 struct cfg80211_match_set *nd_match_sets; 1032 int n_nd_match_sets; 1033 struct ieee80211_channel **nd_channels; 1034 int n_nd_channels; 1035 bool net_detect; 1036 #ifdef CONFIG_IWLWIFI_DEBUGFS 1037 bool d3_wake_sysassert; 1038 bool d3_test_active; 1039 bool store_d3_resume_sram; 1040 void *d3_resume_sram; 1041 u32 d3_test_pme_ptr; 1042 struct ieee80211_vif *keep_vif; 1043 u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */ 1044 #endif 1045 #endif 1046 1047 /* d0i3 */ 1048 u8 d0i3_ap_sta_id; 1049 bool d0i3_offloading; 1050 struct work_struct d0i3_exit_work; 1051 struct sk_buff_head d0i3_tx; 1052 /* protect d0i3_suspend_flags */ 1053 struct mutex d0i3_suspend_mutex; 1054 unsigned long d0i3_suspend_flags; 1055 /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */ 1056 spinlock_t d0i3_tx_lock; 1057 wait_queue_head_t d0i3_exit_waitq; 1058 wait_queue_head_t rx_sync_waitq; 1059 1060 /* BT-Coex */ 1061 struct iwl_bt_coex_profile_notif last_bt_notif; 1062 struct iwl_bt_coex_ci_cmd last_bt_ci_cmd; 1063 1064 u8 bt_tx_prio; 1065 enum iwl_bt_force_ant_mode bt_force_ant_mode; 1066 1067 /* Aux ROC */ 1068 struct list_head aux_roc_te_list; 1069 1070 /* Thermal Throttling and CTkill */ 1071 struct iwl_mvm_tt_mgmt thermal_throttle; 1072 #ifdef CONFIG_THERMAL 1073 struct iwl_mvm_thermal_device tz_device; 1074 struct iwl_mvm_cooling_device cooling_dev; 1075 #endif 1076 1077 s32 temperature; /* Celsius */ 1078 /* 1079 * Debug option to set the NIC temperature. This option makes the 1080 * driver think this is the actual NIC temperature, and ignore the 1081 * real temperature that is received from the fw 1082 */ 1083 bool temperature_test; /* Debug test temperature is enabled */ 1084 1085 unsigned long bt_coex_last_tcm_ts; 1086 struct iwl_mvm_tcm tcm; 1087 1088 u8 uapsd_noagg_bssid_write_idx; 1089 struct mac_address uapsd_noagg_bssids[IWL_MVM_UAPSD_NOAGG_BSSIDS_NUM] 1090 __aligned(2); 1091 1092 struct iwl_time_quota_cmd last_quota_cmd; 1093 1094 #ifdef CONFIG_NL80211_TESTMODE 1095 u32 noa_duration; 1096 struct ieee80211_vif *noa_vif; 1097 #endif 1098 1099 /* Tx queues */ 1100 u16 aux_queue; 1101 u16 snif_queue; 1102 u16 probe_queue; 1103 u16 p2p_dev_queue; 1104 1105 /* Indicate if device power save is allowed */ 1106 u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */ 1107 /* Indicate if 32Khz external clock is valid */ 1108 u32 ext_clock_valid; 1109 unsigned int max_amsdu_len; /* used for debugfs only */ 1110 1111 struct ieee80211_vif __rcu *csa_vif; 1112 struct ieee80211_vif __rcu *csa_tx_blocked_vif; 1113 u8 csa_tx_block_bcn_timeout; 1114 1115 /* system time of last beacon (for AP/GO interface) */ 1116 u32 ap_last_beacon_gp2; 1117 1118 /* indicates that we transmitted the last beacon */ 1119 bool ibss_manager; 1120 1121 bool lar_regdom_set; 1122 enum iwl_mcc_source mcc_src; 1123 1124 /* TDLS channel switch data */ 1125 struct { 1126 struct delayed_work dwork; 1127 enum iwl_mvm_tdls_cs_state state; 1128 1129 /* 1130 * Current cs sta - might be different from periodic cs peer 1131 * station. Value is meaningless when the cs-state is idle. 1132 */ 1133 u8 cur_sta_id; 1134 1135 /* TDLS periodic channel-switch peer */ 1136 struct { 1137 u8 sta_id; 1138 u8 op_class; 1139 bool initiator; /* are we the link initiator */ 1140 struct cfg80211_chan_def chandef; 1141 struct sk_buff *skb; /* ch sw template */ 1142 u32 ch_sw_tm_ie; 1143 1144 /* timestamp of last ch-sw request sent (GP2 time) */ 1145 u32 sent_timestamp; 1146 } peer; 1147 } tdls_cs; 1148 1149 1150 u32 ciphers[IWL_MVM_NUM_CIPHERS]; 1151 struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS]; 1152 1153 struct cfg80211_ftm_responder_stats ftm_resp_stats; 1154 struct { 1155 struct cfg80211_pmsr_request *req; 1156 struct wireless_dev *req_wdev; 1157 struct list_head loc_list; 1158 int responses[IWL_MVM_TOF_MAX_APS]; 1159 } ftm_initiator; 1160 1161 struct ieee80211_vif *nan_vif; 1162 #define IWL_MAX_BAID 32 1163 struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID]; 1164 1165 /* 1166 * Drop beacons from other APs in AP mode when there are no connected 1167 * clients. 1168 */ 1169 bool drop_bcn_ap_mode; 1170 1171 struct delayed_work cs_tx_unblock_dwork; 1172 1173 /* does a monitor vif exist (only one can exist hence bool) */ 1174 bool monitor_on; 1175 1176 /* sniffer data to include in radiotap */ 1177 __le16 cur_aid; 1178 u8 cur_bssid[ETH_ALEN]; 1179 1180 #ifdef CONFIG_ACPI 1181 struct iwl_mvm_sar_profile sar_profiles[ACPI_SAR_PROFILE_NUM]; 1182 struct iwl_mvm_geo_profile geo_profiles[ACPI_NUM_GEO_PROFILES]; 1183 #endif 1184 }; 1185 1186 /* Extract MVM priv from op_mode and _hw */ 1187 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \ 1188 ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific) 1189 1190 #define IWL_MAC80211_GET_MVM(_hw) \ 1191 IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv)) 1192 1193 /** 1194 * enum iwl_mvm_status - MVM status bits 1195 * @IWL_MVM_STATUS_HW_RFKILL: HW RF-kill is asserted 1196 * @IWL_MVM_STATUS_HW_CTKILL: CT-kill is active 1197 * @IWL_MVM_STATUS_ROC_RUNNING: remain-on-channel is running 1198 * @IWL_MVM_STATUS_HW_RESTART_REQUESTED: HW restart was requested 1199 * @IWL_MVM_STATUS_IN_HW_RESTART: HW restart is active 1200 * @IWL_MVM_STATUS_IN_D0I3: NIC is in D0i3 1201 * @IWL_MVM_STATUS_ROC_AUX_RUNNING: AUX remain-on-channel is running 1202 * @IWL_MVM_STATUS_D3_RECONFIG: D3 reconfiguration is being done 1203 * @IWL_MVM_STATUS_FIRMWARE_RUNNING: firmware is running 1204 * @IWL_MVM_STATUS_NEED_FLUSH_P2P: need to flush P2P bcast STA 1205 */ 1206 enum iwl_mvm_status { 1207 IWL_MVM_STATUS_HW_RFKILL, 1208 IWL_MVM_STATUS_HW_CTKILL, 1209 IWL_MVM_STATUS_ROC_RUNNING, 1210 IWL_MVM_STATUS_HW_RESTART_REQUESTED, 1211 IWL_MVM_STATUS_IN_HW_RESTART, 1212 IWL_MVM_STATUS_IN_D0I3, 1213 IWL_MVM_STATUS_ROC_AUX_RUNNING, 1214 IWL_MVM_STATUS_D3_RECONFIG, 1215 IWL_MVM_STATUS_FIRMWARE_RUNNING, 1216 IWL_MVM_STATUS_NEED_FLUSH_P2P, 1217 }; 1218 1219 /* Keep track of completed init configuration */ 1220 enum iwl_mvm_init_status { 1221 IWL_MVM_INIT_STATUS_THERMAL_INIT_COMPLETE = BIT(0), 1222 IWL_MVM_INIT_STATUS_LEDS_INIT_COMPLETE = BIT(1), 1223 }; 1224 1225 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm) 1226 { 1227 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) || 1228 test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status); 1229 } 1230 1231 static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm) 1232 { 1233 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status); 1234 } 1235 1236 static inline bool iwl_mvm_firmware_running(struct iwl_mvm *mvm) 1237 { 1238 return test_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status); 1239 } 1240 1241 /* Must be called with rcu_read_lock() held and it can only be 1242 * released when mvmsta is not needed anymore. 1243 */ 1244 static inline struct iwl_mvm_sta * 1245 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id) 1246 { 1247 struct ieee80211_sta *sta; 1248 1249 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id)) 1250 return NULL; 1251 1252 sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]); 1253 1254 /* This can happen if the station has been removed right now */ 1255 if (IS_ERR_OR_NULL(sta)) 1256 return NULL; 1257 1258 return iwl_mvm_sta_from_mac80211(sta); 1259 } 1260 1261 static inline struct iwl_mvm_sta * 1262 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id) 1263 { 1264 struct ieee80211_sta *sta; 1265 1266 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id)) 1267 return NULL; 1268 1269 sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id], 1270 lockdep_is_held(&mvm->mutex)); 1271 1272 /* This can happen if the station has been removed right now */ 1273 if (IS_ERR_OR_NULL(sta)) 1274 return NULL; 1275 1276 return iwl_mvm_sta_from_mac80211(sta); 1277 } 1278 1279 static inline struct ieee80211_vif * 1280 iwl_mvm_rcu_dereference_vif_id(struct iwl_mvm *mvm, u8 vif_id, bool rcu) 1281 { 1282 if (WARN_ON(vif_id >= ARRAY_SIZE(mvm->vif_id_to_mac))) 1283 return NULL; 1284 1285 if (rcu) 1286 return rcu_dereference(mvm->vif_id_to_mac[vif_id]); 1287 1288 return rcu_dereference_protected(mvm->vif_id_to_mac[vif_id], 1289 lockdep_is_held(&mvm->mutex)); 1290 } 1291 1292 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm) 1293 { 1294 return !iwlwifi_mod_params.d0i3_disable && 1295 fw_has_capa(&mvm->fw->ucode_capa, 1296 IWL_UCODE_TLV_CAPA_D0I3_SUPPORT); 1297 } 1298 1299 static inline bool iwl_mvm_is_adaptive_dwell_supported(struct iwl_mvm *mvm) 1300 { 1301 return fw_has_api(&mvm->fw->ucode_capa, 1302 IWL_UCODE_TLV_API_ADAPTIVE_DWELL); 1303 } 1304 1305 static inline bool iwl_mvm_is_adaptive_dwell_v2_supported(struct iwl_mvm *mvm) 1306 { 1307 return fw_has_api(&mvm->fw->ucode_capa, 1308 IWL_UCODE_TLV_API_ADAPTIVE_DWELL_V2); 1309 } 1310 1311 static inline bool iwl_mvm_is_oce_supported(struct iwl_mvm *mvm) 1312 { 1313 /* OCE should never be enabled for LMAC scan FWs */ 1314 return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_OCE); 1315 } 1316 1317 static inline bool iwl_mvm_is_frag_ebs_supported(struct iwl_mvm *mvm) 1318 { 1319 return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_FRAG_EBS); 1320 } 1321 1322 static inline bool iwl_mvm_is_short_beacon_notif_supported(struct iwl_mvm *mvm) 1323 { 1324 return fw_has_api(&mvm->fw->ucode_capa, 1325 IWL_UCODE_TLV_API_SHORT_BEACON_NOTIF); 1326 } 1327 1328 static inline bool iwl_mvm_enter_d0i3_on_suspend(struct iwl_mvm *mvm) 1329 { 1330 /* For now we only use this mode to differentiate between 1331 * slave transports, which handle D0i3 entry in suspend by 1332 * themselves in conjunction with runtime PM D0i3. So, this 1333 * function is used to check whether we need to do anything 1334 * when entering suspend or if the transport layer has already 1335 * done it. 1336 */ 1337 return (mvm->trans->system_pm_mode == IWL_PLAT_PM_MODE_D0I3) && 1338 (mvm->trans->runtime_pm_mode != IWL_PLAT_PM_MODE_D0I3); 1339 } 1340 1341 static inline bool iwl_mvm_is_dqa_data_queue(struct iwl_mvm *mvm, u8 queue) 1342 { 1343 return (queue >= IWL_MVM_DQA_MIN_DATA_QUEUE) && 1344 (queue <= IWL_MVM_DQA_MAX_DATA_QUEUE); 1345 } 1346 1347 static inline bool iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm *mvm, u8 queue) 1348 { 1349 return (queue >= IWL_MVM_DQA_MIN_MGMT_QUEUE) && 1350 (queue <= IWL_MVM_DQA_MAX_MGMT_QUEUE); 1351 } 1352 1353 static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm) 1354 { 1355 bool nvm_lar = mvm->nvm_data->lar_enabled; 1356 bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa, 1357 IWL_UCODE_TLV_CAPA_LAR_SUPPORT); 1358 1359 if (iwlwifi_mod_params.lar_disable) 1360 return false; 1361 1362 /* 1363 * Enable LAR only if it is supported by the FW (TLV) && 1364 * enabled in the NVM 1365 */ 1366 if (mvm->cfg->nvm_type == IWL_NVM_EXT) 1367 return nvm_lar && tlv_lar; 1368 else 1369 return tlv_lar; 1370 } 1371 1372 static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm) 1373 { 1374 return fw_has_api(&mvm->fw->ucode_capa, 1375 IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) || 1376 fw_has_capa(&mvm->fw->ucode_capa, 1377 IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC); 1378 } 1379 1380 static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm) 1381 { 1382 return fw_has_capa(&mvm->fw->ucode_capa, 1383 IWL_UCODE_TLV_CAPA_BT_COEX_RRC) && 1384 IWL_MVM_BT_COEX_RRC; 1385 } 1386 1387 static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm) 1388 { 1389 return fw_has_capa(&mvm->fw->ucode_capa, 1390 IWL_UCODE_TLV_CAPA_CSUM_SUPPORT) && 1391 !IWL_MVM_HW_CSUM_DISABLE; 1392 } 1393 1394 static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm) 1395 { 1396 return fw_has_capa(&mvm->fw->ucode_capa, 1397 IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) && 1398 IWL_MVM_BT_COEX_MPLUT; 1399 } 1400 1401 static inline 1402 bool iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm *mvm) 1403 { 1404 return fw_has_capa(&mvm->fw->ucode_capa, 1405 IWL_UCODE_TLV_CAPA_P2P_SCM_UAPSD) && 1406 !(iwlwifi_mod_params.uapsd_disable & 1407 IWL_DISABLE_UAPSD_P2P_CLIENT); 1408 } 1409 1410 static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm) 1411 { 1412 return fw_has_capa(&mvm->fw->ucode_capa, 1413 IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT); 1414 } 1415 1416 static inline bool iwl_mvm_has_new_tx_api(struct iwl_mvm *mvm) 1417 { 1418 /* TODO - replace with TLV once defined */ 1419 return mvm->trans->cfg->use_tfh; 1420 } 1421 1422 static inline bool iwl_mvm_has_unified_ucode(struct iwl_mvm *mvm) 1423 { 1424 /* TODO - better define this */ 1425 return mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000; 1426 } 1427 1428 static inline bool iwl_mvm_is_cdb_supported(struct iwl_mvm *mvm) 1429 { 1430 /* 1431 * TODO: 1432 * The issue of how to determine CDB APIs and usage is still not fully 1433 * defined. 1434 * There is a compilation for CDB and non-CDB FW, but there may 1435 * be also runtime check. 1436 * For now there is a TLV for checking compilation mode, but a 1437 * runtime check will also have to be here - once defined. 1438 */ 1439 return fw_has_capa(&mvm->fw->ucode_capa, 1440 IWL_UCODE_TLV_CAPA_CDB_SUPPORT); 1441 } 1442 1443 static inline bool iwl_mvm_cdb_scan_api(struct iwl_mvm *mvm) 1444 { 1445 /* 1446 * TODO: should this be the same as iwl_mvm_is_cdb_supported()? 1447 * but then there's a little bit of code in scan that won't make 1448 * any sense... 1449 */ 1450 return mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000; 1451 } 1452 1453 static inline bool iwl_mvm_has_new_rx_stats_api(struct iwl_mvm *mvm) 1454 { 1455 return fw_has_api(&mvm->fw->ucode_capa, 1456 IWL_UCODE_TLV_API_NEW_RX_STATS); 1457 } 1458 1459 static inline bool iwl_mvm_has_quota_low_latency(struct iwl_mvm *mvm) 1460 { 1461 return fw_has_api(&mvm->fw->ucode_capa, 1462 IWL_UCODE_TLV_API_QUOTA_LOW_LATENCY); 1463 } 1464 1465 static inline bool iwl_mvm_has_tlc_offload(const struct iwl_mvm *mvm) 1466 { 1467 return fw_has_capa(&mvm->fw->ucode_capa, 1468 IWL_UCODE_TLV_CAPA_TLC_OFFLOAD); 1469 } 1470 1471 static inline struct agg_tx_status * 1472 iwl_mvm_get_agg_status(struct iwl_mvm *mvm, void *tx_resp) 1473 { 1474 if (iwl_mvm_has_new_tx_api(mvm)) 1475 return &((struct iwl_mvm_tx_resp *)tx_resp)->status; 1476 else 1477 return ((struct iwl_mvm_tx_resp_v3 *)tx_resp)->status; 1478 } 1479 1480 static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm) 1481 { 1482 #ifdef CONFIG_THERMAL 1483 /* these two TLV are redundant since the responsibility to CT-kill by 1484 * FW happens only after we send at least one command of 1485 * temperature THs report. 1486 */ 1487 return fw_has_capa(&mvm->fw->ucode_capa, 1488 IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) && 1489 fw_has_capa(&mvm->fw->ucode_capa, 1490 IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT); 1491 #else /* CONFIG_THERMAL */ 1492 return false; 1493 #endif /* CONFIG_THERMAL */ 1494 } 1495 1496 static inline bool iwl_mvm_is_ctdp_supported(struct iwl_mvm *mvm) 1497 { 1498 return fw_has_capa(&mvm->fw->ucode_capa, 1499 IWL_UCODE_TLV_CAPA_CTDP_SUPPORT); 1500 } 1501 1502 extern const u8 iwl_mvm_ac_to_tx_fifo[]; 1503 extern const u8 iwl_mvm_ac_to_gen2_tx_fifo[]; 1504 1505 static inline u8 iwl_mvm_mac_ac_to_tx_fifo(struct iwl_mvm *mvm, 1506 enum ieee80211_ac_numbers ac) 1507 { 1508 return iwl_mvm_has_new_tx_api(mvm) ? 1509 iwl_mvm_ac_to_gen2_tx_fifo[ac] : iwl_mvm_ac_to_tx_fifo[ac]; 1510 } 1511 1512 struct iwl_rate_info { 1513 u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */ 1514 u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */ 1515 u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */ 1516 u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */ 1517 u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */ 1518 }; 1519 1520 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm); 1521 int __iwl_mvm_mac_start(struct iwl_mvm *mvm); 1522 1523 /****************** 1524 * MVM Methods 1525 ******************/ 1526 /* uCode */ 1527 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm); 1528 1529 /* Utils */ 1530 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags, 1531 enum nl80211_band band); 1532 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags, 1533 enum nl80211_band band, 1534 struct ieee80211_tx_rate *r); 1535 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx); 1536 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm); 1537 u8 first_antenna(u8 mask); 1538 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx); 1539 void iwl_mvm_get_sync_time(struct iwl_mvm *mvm, u32 *gp2, u64 *boottime); 1540 1541 /* Tx / Host Commands */ 1542 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm, 1543 struct iwl_host_cmd *cmd); 1544 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id, 1545 u32 flags, u16 len, const void *data); 1546 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm, 1547 struct iwl_host_cmd *cmd, 1548 u32 *status); 1549 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id, 1550 u16 len, const void *data, 1551 u32 *status); 1552 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb, 1553 struct ieee80211_sta *sta); 1554 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb); 1555 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb, 1556 struct iwl_tx_cmd *tx_cmd, 1557 struct ieee80211_tx_info *info, u8 sta_id); 1558 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd, 1559 struct ieee80211_tx_info *info, 1560 struct ieee80211_sta *sta, __le16 fc); 1561 void iwl_mvm_mac_itxq_xmit(struct ieee80211_hw *hw, struct ieee80211_txq *txq); 1562 unsigned int iwl_mvm_max_amsdu_size(struct iwl_mvm *mvm, 1563 struct ieee80211_sta *sta, 1564 unsigned int tid); 1565 1566 #ifdef CONFIG_IWLWIFI_DEBUG 1567 const char *iwl_mvm_get_tx_fail_reason(u32 status); 1568 #else 1569 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; } 1570 #endif 1571 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, u32 flags); 1572 int iwl_mvm_flush_sta(struct iwl_mvm *mvm, void *sta, bool internal, u32 flags); 1573 int iwl_mvm_flush_sta_tids(struct iwl_mvm *mvm, u32 sta_id, 1574 u16 tids, u32 flags); 1575 1576 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm); 1577 1578 static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info, 1579 struct iwl_tx_cmd *tx_cmd) 1580 { 1581 struct ieee80211_key_conf *keyconf = info->control.hw_key; 1582 1583 tx_cmd->sec_ctl = TX_CMD_SEC_CCM; 1584 memcpy(tx_cmd->key, keyconf->key, keyconf->keylen); 1585 } 1586 1587 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm) 1588 { 1589 flush_work(&mvm->async_handlers_wk); 1590 } 1591 1592 /* Statistics */ 1593 void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm, 1594 struct iwl_rx_packet *pkt); 1595 void iwl_mvm_rx_statistics(struct iwl_mvm *mvm, 1596 struct iwl_rx_cmd_buffer *rxb); 1597 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear); 1598 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm); 1599 1600 /* NVM */ 1601 int iwl_nvm_init(struct iwl_mvm *mvm); 1602 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm); 1603 1604 static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm) 1605 { 1606 return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ? 1607 mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant : 1608 mvm->fw->valid_tx_ant; 1609 } 1610 1611 static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm) 1612 { 1613 return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ? 1614 mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant : 1615 mvm->fw->valid_rx_ant; 1616 } 1617 1618 static inline void iwl_mvm_toggle_tx_ant(struct iwl_mvm *mvm, u8 *ant) 1619 { 1620 *ant = iwl_mvm_next_antenna(mvm, iwl_mvm_get_valid_tx_ant(mvm), *ant); 1621 } 1622 1623 static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm) 1624 { 1625 u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN | 1626 FW_PHY_CFG_RX_CHAIN); 1627 u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm); 1628 u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm); 1629 1630 phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS | 1631 valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS; 1632 1633 return mvm->fw->phy_config & phy_config; 1634 } 1635 1636 int iwl_mvm_up(struct iwl_mvm *mvm); 1637 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm); 1638 1639 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm); 1640 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm, 1641 struct iwl_bcast_filter_cmd *cmd); 1642 1643 /* 1644 * FW notifications / CMD responses handlers 1645 * Convention: iwl_mvm_rx_<NAME OF THE CMD> 1646 */ 1647 void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1648 void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi, 1649 struct iwl_rx_cmd_buffer *rxb); 1650 void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi, 1651 struct iwl_rx_cmd_buffer *rxb, int queue); 1652 void iwl_mvm_rx_monitor_ndp(struct iwl_mvm *mvm, struct napi_struct *napi, 1653 struct iwl_rx_cmd_buffer *rxb, int queue); 1654 void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi, 1655 struct iwl_rx_cmd_buffer *rxb, int queue); 1656 int iwl_mvm_notify_rx_queue(struct iwl_mvm *mvm, u32 rxq_mask, 1657 const u8 *data, u32 count); 1658 void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, 1659 int queue); 1660 void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1661 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm, 1662 struct iwl_rx_cmd_buffer *rxb); 1663 void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags); 1664 void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1665 void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm, 1666 struct iwl_rx_cmd_buffer *rxb); 1667 void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1668 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm, 1669 struct iwl_rx_cmd_buffer *rxb); 1670 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm, 1671 struct iwl_rx_cmd_buffer *rxb); 1672 void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm, 1673 struct iwl_rx_cmd_buffer *rxb); 1674 1675 /* MVM PHY */ 1676 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, 1677 struct cfg80211_chan_def *chandef, 1678 u8 chains_static, u8 chains_dynamic); 1679 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, 1680 struct cfg80211_chan_def *chandef, 1681 u8 chains_static, u8 chains_dynamic); 1682 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm, 1683 struct iwl_mvm_phy_ctxt *ctxt); 1684 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm, 1685 struct iwl_mvm_phy_ctxt *ctxt); 1686 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm); 1687 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef); 1688 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef); 1689 1690 /* MAC (virtual interface) programming */ 1691 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1692 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1693 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1694 bool force_assoc_off, const u8 *bssid_override); 1695 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1696 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm, 1697 struct ieee80211_vif *vif); 1698 int iwl_mvm_mac_ctxt_send_beacon(struct iwl_mvm *mvm, 1699 struct ieee80211_vif *vif, 1700 struct sk_buff *beacon); 1701 int iwl_mvm_mac_ctxt_send_beacon_cmd(struct iwl_mvm *mvm, 1702 struct sk_buff *beacon, 1703 void *data, int len); 1704 u8 iwl_mvm_mac_ctxt_get_lowest_rate(struct ieee80211_tx_info *info, 1705 struct ieee80211_vif *vif); 1706 void iwl_mvm_mac_ctxt_set_tim(struct iwl_mvm *mvm, 1707 __le32 *tim_index, __le32 *tim_size, 1708 u8 *beacon, u32 frame_size); 1709 void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm, 1710 struct iwl_rx_cmd_buffer *rxb); 1711 void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm, 1712 struct iwl_rx_cmd_buffer *rxb); 1713 void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm, 1714 struct iwl_rx_cmd_buffer *rxb); 1715 void iwl_mvm_mu_mimo_grp_notif(struct iwl_mvm *mvm, 1716 struct iwl_rx_cmd_buffer *rxb); 1717 void iwl_mvm_sta_pm_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1718 void iwl_mvm_window_status_notif(struct iwl_mvm *mvm, 1719 struct iwl_rx_cmd_buffer *rxb); 1720 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm, 1721 struct ieee80211_vif *vif); 1722 void iwl_mvm_probe_resp_data_notif(struct iwl_mvm *mvm, 1723 struct iwl_rx_cmd_buffer *rxb); 1724 void iwl_mvm_channel_switch_noa_notif(struct iwl_mvm *mvm, 1725 struct iwl_rx_cmd_buffer *rxb); 1726 /* Bindings */ 1727 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1728 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1729 1730 /* Quota management */ 1731 static inline size_t iwl_mvm_quota_cmd_size(struct iwl_mvm *mvm) 1732 { 1733 return iwl_mvm_has_quota_low_latency(mvm) ? 1734 sizeof(struct iwl_time_quota_cmd) : 1735 sizeof(struct iwl_time_quota_cmd_v1); 1736 } 1737 1738 static inline struct iwl_time_quota_data 1739 *iwl_mvm_quota_cmd_get_quota(struct iwl_mvm *mvm, 1740 struct iwl_time_quota_cmd *cmd, 1741 int i) 1742 { 1743 struct iwl_time_quota_data_v1 *quotas; 1744 1745 if (iwl_mvm_has_quota_low_latency(mvm)) 1746 return &cmd->quotas[i]; 1747 1748 quotas = (struct iwl_time_quota_data_v1 *)cmd->quotas; 1749 return (struct iwl_time_quota_data *)"as[i]; 1750 } 1751 1752 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload, 1753 struct ieee80211_vif *disabled_vif); 1754 1755 /* Scanning */ 1756 int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1757 struct cfg80211_scan_request *req, 1758 struct ieee80211_scan_ies *ies); 1759 int iwl_mvm_scan_size(struct iwl_mvm *mvm); 1760 int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify); 1761 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm); 1762 void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm); 1763 void iwl_mvm_scan_timeout_wk(struct work_struct *work); 1764 1765 /* Scheduled scan */ 1766 void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm, 1767 struct iwl_rx_cmd_buffer *rxb); 1768 void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm, 1769 struct iwl_rx_cmd_buffer *rxb); 1770 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm, 1771 struct ieee80211_vif *vif, 1772 struct cfg80211_sched_scan_request *req, 1773 struct ieee80211_scan_ies *ies, 1774 int type); 1775 void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm, 1776 struct iwl_rx_cmd_buffer *rxb); 1777 1778 /* UMAC scan */ 1779 int iwl_mvm_config_scan(struct iwl_mvm *mvm); 1780 void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm, 1781 struct iwl_rx_cmd_buffer *rxb); 1782 void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm, 1783 struct iwl_rx_cmd_buffer *rxb); 1784 1785 /* MVM debugfs */ 1786 #ifdef CONFIG_IWLWIFI_DEBUGFS 1787 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir); 1788 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1789 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1790 #else 1791 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, 1792 struct dentry *dbgfs_dir) 1793 { 1794 return 0; 1795 } 1796 static inline void 1797 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif) 1798 { 1799 } 1800 static inline void 1801 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif) 1802 { 1803 } 1804 #endif /* CONFIG_IWLWIFI_DEBUGFS */ 1805 1806 /* rate scaling */ 1807 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool sync); 1808 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg); 1809 int rs_pretty_print_rate(char *buf, int bufsz, const u32 rate); 1810 void rs_update_last_rssi(struct iwl_mvm *mvm, 1811 struct iwl_mvm_sta *mvmsta, 1812 struct ieee80211_rx_status *rx_status); 1813 1814 /* power management */ 1815 int iwl_mvm_power_update_device(struct iwl_mvm *mvm); 1816 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm); 1817 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm); 1818 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1819 char *buf, int bufsz); 1820 1821 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1822 void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm, 1823 struct iwl_rx_cmd_buffer *rxb); 1824 1825 #ifdef CONFIG_IWLWIFI_LEDS 1826 int iwl_mvm_leds_init(struct iwl_mvm *mvm); 1827 void iwl_mvm_leds_exit(struct iwl_mvm *mvm); 1828 void iwl_mvm_leds_sync(struct iwl_mvm *mvm); 1829 #else 1830 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm) 1831 { 1832 return 0; 1833 } 1834 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm) 1835 { 1836 } 1837 static inline void iwl_mvm_leds_sync(struct iwl_mvm *mvm) 1838 { 1839 } 1840 #endif 1841 1842 /* D3 (WoWLAN, NetDetect) */ 1843 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan); 1844 int iwl_mvm_resume(struct ieee80211_hw *hw); 1845 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled); 1846 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw, 1847 struct ieee80211_vif *vif, 1848 struct cfg80211_gtk_rekey_data *data); 1849 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw, 1850 struct ieee80211_vif *vif, 1851 struct inet6_dev *idev); 1852 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw, 1853 struct ieee80211_vif *vif, int idx); 1854 extern const struct file_operations iwl_dbgfs_d3_test_ops; 1855 struct iwl_wowlan_status *iwl_mvm_send_wowlan_get_status(struct iwl_mvm *mvm); 1856 #ifdef CONFIG_PM 1857 int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm, 1858 struct ieee80211_vif *vif, 1859 bool host_awake, 1860 u32 cmd_flags); 1861 void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm, 1862 struct ieee80211_vif *vif, 1863 struct iwl_wowlan_status *status); 1864 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, 1865 struct ieee80211_vif *vif); 1866 #else 1867 static inline int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm, 1868 struct ieee80211_vif *vif, 1869 bool host_awake, 1870 u32 cmd_flags) 1871 { 1872 return 0; 1873 } 1874 1875 static inline void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm, 1876 struct ieee80211_vif *vif, 1877 struct iwl_wowlan_status *status) 1878 { 1879 } 1880 1881 static inline void 1882 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif) 1883 { 1884 } 1885 #endif 1886 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta, 1887 struct iwl_wowlan_config_cmd *cmd); 1888 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm, 1889 struct ieee80211_vif *vif, 1890 bool disable_offloading, 1891 bool offload_ns, 1892 u32 cmd_flags); 1893 1894 /* D0i3 */ 1895 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); 1896 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); 1897 int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); 1898 bool iwl_mvm_ref_taken(struct iwl_mvm *mvm); 1899 1900 #ifdef CONFIG_PM 1901 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq); 1902 int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode); 1903 int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode); 1904 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm); 1905 #endif 1906 1907 /* BT Coex */ 1908 int iwl_mvm_send_bt_init_conf(struct iwl_mvm *mvm); 1909 void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm, 1910 struct iwl_rx_cmd_buffer *rxb); 1911 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1912 enum ieee80211_rssi_event_data); 1913 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm); 1914 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm, 1915 struct ieee80211_sta *sta); 1916 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm, 1917 struct ieee80211_sta *sta); 1918 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant); 1919 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm); 1920 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm, 1921 enum nl80211_band band); 1922 u8 iwl_mvm_bt_coex_get_single_ant_msk(struct iwl_mvm *mvm, u8 enabled_ants); 1923 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr, 1924 struct ieee80211_tx_info *info, u8 ac); 1925 1926 /* beacon filtering */ 1927 #ifdef CONFIG_IWLWIFI_DEBUGFS 1928 void 1929 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif, 1930 struct iwl_beacon_filter_cmd *cmd); 1931 #else 1932 static inline void 1933 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif, 1934 struct iwl_beacon_filter_cmd *cmd) 1935 {} 1936 #endif 1937 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm, 1938 struct ieee80211_vif *vif, 1939 bool enable, u32 flags); 1940 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm, 1941 struct ieee80211_vif *vif, 1942 u32 flags); 1943 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm, 1944 struct ieee80211_vif *vif, 1945 u32 flags); 1946 /* SMPS */ 1947 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1948 enum iwl_mvm_smps_type_request req_type, 1949 enum ieee80211_smps_mode smps_request); 1950 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm); 1951 1952 /* Low latency */ 1953 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1954 bool low_latency, 1955 enum iwl_mvm_low_latency_cause cause); 1956 /* get SystemLowLatencyMode - only needed for beacon threshold? */ 1957 bool iwl_mvm_low_latency(struct iwl_mvm *mvm); 1958 bool iwl_mvm_low_latency_band(struct iwl_mvm *mvm, enum nl80211_band band); 1959 void iwl_mvm_send_low_latency_cmd(struct iwl_mvm *mvm, bool low_latency, 1960 u16 mac_id); 1961 1962 /* get VMACLowLatencyMode */ 1963 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif) 1964 { 1965 /* 1966 * should this consider associated/active/... state? 1967 * 1968 * Normally low-latency should only be active on interfaces 1969 * that are active, but at least with debugfs it can also be 1970 * enabled on interfaces that aren't active. However, when 1971 * interface aren't active then they aren't added into the 1972 * binding, so this has no real impact. For now, just return 1973 * the current desired low-latency state. 1974 */ 1975 return mvmvif->low_latency_actual; 1976 } 1977 1978 static inline 1979 void iwl_mvm_vif_set_low_latency(struct iwl_mvm_vif *mvmvif, bool set, 1980 enum iwl_mvm_low_latency_cause cause) 1981 { 1982 u8 new_state; 1983 1984 if (set) 1985 mvmvif->low_latency |= cause; 1986 else 1987 mvmvif->low_latency &= ~cause; 1988 1989 /* 1990 * if LOW_LATENCY_DEBUGFS_FORCE_ENABLE is enabled no changes are 1991 * allowed to actual mode. 1992 */ 1993 if (mvmvif->low_latency & LOW_LATENCY_DEBUGFS_FORCE_ENABLE && 1994 cause != LOW_LATENCY_DEBUGFS_FORCE_ENABLE) 1995 return; 1996 1997 if (cause == LOW_LATENCY_DEBUGFS_FORCE_ENABLE && set) 1998 /* 1999 * We enter force state 2000 */ 2001 new_state = !!(mvmvif->low_latency & 2002 LOW_LATENCY_DEBUGFS_FORCE); 2003 else 2004 /* 2005 * Check if any other one set low latency 2006 */ 2007 new_state = !!(mvmvif->low_latency & 2008 ~(LOW_LATENCY_DEBUGFS_FORCE_ENABLE | 2009 LOW_LATENCY_DEBUGFS_FORCE)); 2010 2011 mvmvif->low_latency_actual = new_state; 2012 } 2013 2014 /* Return a bitmask with all the hw supported queues, except for the 2015 * command queue, which can't be flushed. 2016 */ 2017 static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm) 2018 { 2019 return ((BIT(mvm->cfg->base_params->num_of_queues) - 1) & 2020 ~BIT(IWL_MVM_DQA_CMD_QUEUE)); 2021 } 2022 2023 static inline void iwl_mvm_stop_device(struct iwl_mvm *mvm) 2024 { 2025 lockdep_assert_held(&mvm->mutex); 2026 /* If IWL_MVM_STATUS_HW_RESTART_REQUESTED bit is set then we received 2027 * an assert. Since we failed to bring the interface up, mac80211 2028 * will not attempt to reconfig the device, 2029 * which handles the dump collection in assert flow, 2030 * so trigger dump collection here. 2031 */ 2032 if (test_and_clear_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED, 2033 &mvm->status)) 2034 iwl_fw_dbg_collect_desc(&mvm->fwrt, &iwl_dump_desc_assert, 2035 false, 0); 2036 2037 iwl_fw_cancel_timestamp(&mvm->fwrt); 2038 clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status); 2039 iwl_fwrt_stop_device(&mvm->fwrt); 2040 iwl_free_fw_paging(&mvm->fwrt); 2041 iwl_fw_dump_conf_clear(&mvm->fwrt); 2042 } 2043 2044 /* Re-configure the SCD for a queue that has already been configured */ 2045 int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id, 2046 int tid, int frame_limit, u16 ssn); 2047 2048 /* Thermal management and CT-kill */ 2049 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff); 2050 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp); 2051 void iwl_mvm_temp_notif(struct iwl_mvm *mvm, 2052 struct iwl_rx_cmd_buffer *rxb); 2053 void iwl_mvm_tt_handler(struct iwl_mvm *mvm); 2054 void iwl_mvm_thermal_initialize(struct iwl_mvm *mvm, u32 min_backoff); 2055 void iwl_mvm_thermal_exit(struct iwl_mvm *mvm); 2056 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state); 2057 int iwl_mvm_get_temp(struct iwl_mvm *mvm, s32 *temp); 2058 void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 2059 void iwl_mvm_enter_ctkill(struct iwl_mvm *mvm); 2060 int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm *mvm); 2061 int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 budget); 2062 2063 /* Location Aware Regulatory */ 2064 struct iwl_mcc_update_resp * 2065 iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2, 2066 enum iwl_mcc_source src_id); 2067 int iwl_mvm_init_mcc(struct iwl_mvm *mvm); 2068 void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm, 2069 struct iwl_rx_cmd_buffer *rxb); 2070 struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy, 2071 const char *alpha2, 2072 enum iwl_mcc_source src_id, 2073 bool *changed); 2074 struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm, 2075 bool *changed); 2076 int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm); 2077 void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm); 2078 2079 /* smart fifo */ 2080 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 2081 bool added_vif); 2082 2083 /* FTM responder */ 2084 int iwl_mvm_ftm_start_responder(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 2085 void iwl_mvm_ftm_restart_responder(struct iwl_mvm *mvm, 2086 struct ieee80211_vif *vif); 2087 void iwl_mvm_ftm_responder_stats(struct iwl_mvm *mvm, 2088 struct iwl_rx_cmd_buffer *rxb); 2089 2090 /* FTM initiator */ 2091 void iwl_mvm_ftm_restart(struct iwl_mvm *mvm); 2092 void iwl_mvm_ftm_range_resp(struct iwl_mvm *mvm, 2093 struct iwl_rx_cmd_buffer *rxb); 2094 void iwl_mvm_ftm_lc_notif(struct iwl_mvm *mvm, 2095 struct iwl_rx_cmd_buffer *rxb); 2096 int iwl_mvm_ftm_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 2097 struct cfg80211_pmsr_request *request); 2098 void iwl_mvm_ftm_abort(struct iwl_mvm *mvm, struct cfg80211_pmsr_request *req); 2099 2100 /* TDLS */ 2101 2102 /* 2103 * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present. 2104 * This TID is marked as used vs the AP and all connected TDLS peers. 2105 */ 2106 #define IWL_MVM_TDLS_FW_TID 4 2107 2108 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 2109 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm); 2110 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 2111 bool sta_added); 2112 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw, 2113 struct ieee80211_vif *vif); 2114 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw, 2115 struct ieee80211_vif *vif, 2116 struct ieee80211_sta *sta, u8 oper_class, 2117 struct cfg80211_chan_def *chandef, 2118 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie); 2119 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw, 2120 struct ieee80211_vif *vif, 2121 struct ieee80211_tdls_ch_sw_params *params); 2122 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw, 2123 struct ieee80211_vif *vif, 2124 struct ieee80211_sta *sta); 2125 void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 2126 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work); 2127 2128 void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm, 2129 struct iwl_mvm_internal_rxq_notif *notif, 2130 u32 size); 2131 void iwl_mvm_reorder_timer_expired(struct timer_list *t); 2132 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm); 2133 bool iwl_mvm_is_vif_assoc(struct iwl_mvm *mvm); 2134 2135 #define MVM_TCM_PERIOD_MSEC 500 2136 #define MVM_TCM_PERIOD (HZ * MVM_TCM_PERIOD_MSEC / 1000) 2137 #define MVM_LL_PERIOD (10 * HZ) 2138 void iwl_mvm_tcm_work(struct work_struct *work); 2139 void iwl_mvm_recalc_tcm(struct iwl_mvm *mvm); 2140 void iwl_mvm_pause_tcm(struct iwl_mvm *mvm, bool with_cancel); 2141 void iwl_mvm_resume_tcm(struct iwl_mvm *mvm); 2142 void iwl_mvm_tcm_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 2143 void iwl_mvm_tcm_rm_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 2144 u8 iwl_mvm_tcm_load_percentage(u32 airtime, u32 elapsed); 2145 2146 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error); 2147 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm, 2148 struct ieee80211_vif *vif, 2149 bool tdls, bool cmd_q); 2150 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 2151 const char *errmsg); 2152 void iwl_mvm_event_frame_timeout_callback(struct iwl_mvm *mvm, 2153 struct ieee80211_vif *vif, 2154 const struct ieee80211_sta *sta, 2155 u16 tid); 2156 2157 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b); 2158 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm); 2159 #ifdef CONFIG_IWLWIFI_DEBUGFS 2160 void iwl_mvm_sta_add_debugfs(struct ieee80211_hw *hw, 2161 struct ieee80211_vif *vif, 2162 struct ieee80211_sta *sta, 2163 struct dentry *dir); 2164 #endif 2165 2166 /* Channel info utils */ 2167 static inline bool iwl_mvm_has_ultra_hb_channel(struct iwl_mvm *mvm) 2168 { 2169 return fw_has_capa(&mvm->fw->ucode_capa, 2170 IWL_UCODE_TLV_CAPA_ULTRA_HB_CHANNELS); 2171 } 2172 2173 static inline void *iwl_mvm_chan_info_cmd_tail(struct iwl_mvm *mvm, 2174 struct iwl_fw_channel_info *ci) 2175 { 2176 return (u8 *)ci + (iwl_mvm_has_ultra_hb_channel(mvm) ? 2177 sizeof(struct iwl_fw_channel_info) : 2178 sizeof(struct iwl_fw_channel_info_v1)); 2179 } 2180 2181 static inline size_t iwl_mvm_chan_info_padding(struct iwl_mvm *mvm) 2182 { 2183 return iwl_mvm_has_ultra_hb_channel(mvm) ? 0 : 2184 sizeof(struct iwl_fw_channel_info) - 2185 sizeof(struct iwl_fw_channel_info_v1); 2186 } 2187 2188 static inline void iwl_mvm_set_chan_info(struct iwl_mvm *mvm, 2189 struct iwl_fw_channel_info *ci, 2190 u32 chan, u8 band, u8 width, 2191 u8 ctrl_pos) 2192 { 2193 if (iwl_mvm_has_ultra_hb_channel(mvm)) { 2194 ci->channel = cpu_to_le32(chan); 2195 ci->band = band; 2196 ci->width = width; 2197 ci->ctrl_pos = ctrl_pos; 2198 } else { 2199 struct iwl_fw_channel_info_v1 *ci_v1 = 2200 (struct iwl_fw_channel_info_v1 *)ci; 2201 2202 ci_v1->channel = chan; 2203 ci_v1->band = band; 2204 ci_v1->width = width; 2205 ci_v1->ctrl_pos = ctrl_pos; 2206 } 2207 } 2208 2209 static inline void 2210 iwl_mvm_set_chan_info_chandef(struct iwl_mvm *mvm, 2211 struct iwl_fw_channel_info *ci, 2212 struct cfg80211_chan_def *chandef) 2213 { 2214 iwl_mvm_set_chan_info(mvm, ci, chandef->chan->hw_value, 2215 (chandef->chan->band == NL80211_BAND_2GHZ ? 2216 PHY_BAND_24 : PHY_BAND_5), 2217 iwl_mvm_get_channel_width(chandef), 2218 iwl_mvm_get_ctrl_pos(chandef)); 2219 } 2220 2221 #endif /* __IWL_MVM_H__ */ 2222