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 struct ieee80211_key_conf *ap_wep_key; 502 }; 503 504 static inline struct iwl_mvm_vif * 505 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif) 506 { 507 if (!vif) 508 return NULL; 509 return (void *)vif->drv_priv; 510 } 511 512 extern const u8 tid_to_mac80211_ac[]; 513 514 #define IWL_MVM_SCAN_STOPPING_SHIFT 8 515 516 enum iwl_scan_status { 517 IWL_MVM_SCAN_REGULAR = BIT(0), 518 IWL_MVM_SCAN_SCHED = BIT(1), 519 IWL_MVM_SCAN_NETDETECT = BIT(2), 520 521 IWL_MVM_SCAN_STOPPING_REGULAR = BIT(8), 522 IWL_MVM_SCAN_STOPPING_SCHED = BIT(9), 523 IWL_MVM_SCAN_STOPPING_NETDETECT = BIT(10), 524 525 IWL_MVM_SCAN_REGULAR_MASK = IWL_MVM_SCAN_REGULAR | 526 IWL_MVM_SCAN_STOPPING_REGULAR, 527 IWL_MVM_SCAN_SCHED_MASK = IWL_MVM_SCAN_SCHED | 528 IWL_MVM_SCAN_STOPPING_SCHED, 529 IWL_MVM_SCAN_NETDETECT_MASK = IWL_MVM_SCAN_NETDETECT | 530 IWL_MVM_SCAN_STOPPING_NETDETECT, 531 532 IWL_MVM_SCAN_STOPPING_MASK = 0xff << IWL_MVM_SCAN_STOPPING_SHIFT, 533 IWL_MVM_SCAN_MASK = 0xff, 534 }; 535 536 enum iwl_mvm_scan_type { 537 IWL_SCAN_TYPE_NOT_SET, 538 IWL_SCAN_TYPE_UNASSOC, 539 IWL_SCAN_TYPE_WILD, 540 IWL_SCAN_TYPE_MILD, 541 IWL_SCAN_TYPE_FRAGMENTED, 542 IWL_SCAN_TYPE_FAST_BALANCE, 543 }; 544 545 enum iwl_mvm_sched_scan_pass_all_states { 546 SCHED_SCAN_PASS_ALL_DISABLED, 547 SCHED_SCAN_PASS_ALL_ENABLED, 548 SCHED_SCAN_PASS_ALL_FOUND, 549 }; 550 551 /** 552 * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure 553 * @ct_kill_exit: worker to exit thermal kill 554 * @dynamic_smps: Is thermal throttling enabled dynamic_smps? 555 * @tx_backoff: The current thremal throttling tx backoff in uSec. 556 * @min_backoff: The minimal tx backoff due to power restrictions 557 * @params: Parameters to configure the thermal throttling algorithm. 558 * @throttle: Is thermal throttling is active? 559 */ 560 struct iwl_mvm_tt_mgmt { 561 struct delayed_work ct_kill_exit; 562 bool dynamic_smps; 563 u32 tx_backoff; 564 u32 min_backoff; 565 struct iwl_tt_params params; 566 bool throttle; 567 }; 568 569 #ifdef CONFIG_THERMAL 570 /** 571 *struct iwl_mvm_thermal_device - thermal zone related data 572 * @temp_trips: temperature thresholds for report 573 * @fw_trips_index: keep indexes to original array - temp_trips 574 * @tzone: thermal zone device data 575 */ 576 struct iwl_mvm_thermal_device { 577 s16 temp_trips[IWL_MAX_DTS_TRIPS]; 578 u8 fw_trips_index[IWL_MAX_DTS_TRIPS]; 579 struct thermal_zone_device *tzone; 580 }; 581 582 /* 583 * struct iwl_mvm_cooling_device 584 * @cur_state: current state 585 * @cdev: struct thermal cooling device 586 */ 587 struct iwl_mvm_cooling_device { 588 u32 cur_state; 589 struct thermal_cooling_device *cdev; 590 }; 591 #endif 592 593 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8 594 595 struct iwl_mvm_frame_stats { 596 u32 legacy_frames; 597 u32 ht_frames; 598 u32 vht_frames; 599 u32 bw_20_frames; 600 u32 bw_40_frames; 601 u32 bw_80_frames; 602 u32 bw_160_frames; 603 u32 sgi_frames; 604 u32 ngi_frames; 605 u32 siso_frames; 606 u32 mimo2_frames; 607 u32 agg_frames; 608 u32 ampdu_count; 609 u32 success_frames; 610 u32 fail_frames; 611 u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES]; 612 int last_frame_idx; 613 }; 614 615 enum { 616 D0I3_DEFER_WAKEUP, 617 D0I3_PENDING_WAKEUP, 618 }; 619 620 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff 621 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100 622 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200 623 624 enum iwl_mvm_tdls_cs_state { 625 IWL_MVM_TDLS_SW_IDLE = 0, 626 IWL_MVM_TDLS_SW_REQ_SENT, 627 IWL_MVM_TDLS_SW_RESP_RCVD, 628 IWL_MVM_TDLS_SW_REQ_RCVD, 629 IWL_MVM_TDLS_SW_ACTIVE, 630 }; 631 632 enum iwl_mvm_traffic_load { 633 IWL_MVM_TRAFFIC_LOW, 634 IWL_MVM_TRAFFIC_MEDIUM, 635 IWL_MVM_TRAFFIC_HIGH, 636 }; 637 638 DECLARE_EWMA(rate, 16, 16) 639 640 struct iwl_mvm_tcm_mac { 641 struct { 642 u32 pkts[IEEE80211_NUM_ACS]; 643 u32 airtime; 644 } tx; 645 struct { 646 u32 pkts[IEEE80211_NUM_ACS]; 647 u32 airtime; 648 u32 last_ampdu_ref; 649 } rx; 650 struct { 651 /* track AP's transfer in client mode */ 652 u64 rx_bytes; 653 struct ewma_rate rate; 654 bool detected; 655 } uapsd_nonagg_detect; 656 bool opened_rx_ba_sessions; 657 }; 658 659 struct iwl_mvm_tcm { 660 struct delayed_work work; 661 spinlock_t lock; /* used when time elapsed */ 662 unsigned long ts; /* timestamp when period ends */ 663 unsigned long ll_ts; 664 unsigned long uapsd_nonagg_ts; 665 bool paused; 666 struct iwl_mvm_tcm_mac data[NUM_MAC_INDEX_DRIVER]; 667 struct { 668 u32 elapsed; /* milliseconds for this TCM period */ 669 u32 airtime[NUM_MAC_INDEX_DRIVER]; 670 enum iwl_mvm_traffic_load load[NUM_MAC_INDEX_DRIVER]; 671 enum iwl_mvm_traffic_load band_load[NUM_NL80211_BANDS]; 672 enum iwl_mvm_traffic_load global_load; 673 bool low_latency[NUM_MAC_INDEX_DRIVER]; 674 bool change[NUM_MAC_INDEX_DRIVER]; 675 bool global_change; 676 } result; 677 }; 678 679 /** 680 * struct iwl_mvm_reorder_buffer - per ra/tid/queue reorder buffer 681 * @head_sn: reorder window head sn 682 * @num_stored: number of mpdus stored in the buffer 683 * @buf_size: the reorder buffer size as set by the last addba request 684 * @queue: queue of this reorder buffer 685 * @last_amsdu: track last ASMDU SN for duplication detection 686 * @last_sub_index: track ASMDU sub frame index for duplication detection 687 * @reorder_timer: timer for frames are in the reorder buffer. For AMSDU 688 * it is the time of last received sub-frame 689 * @removed: prevent timer re-arming 690 * @valid: reordering is valid for this queue 691 * @lock: protect reorder buffer internal state 692 * @mvm: mvm pointer, needed for frame timer context 693 */ 694 struct iwl_mvm_reorder_buffer { 695 u16 head_sn; 696 u16 num_stored; 697 u16 buf_size; 698 int queue; 699 u16 last_amsdu; 700 u8 last_sub_index; 701 struct timer_list reorder_timer; 702 bool removed; 703 bool valid; 704 spinlock_t lock; 705 struct iwl_mvm *mvm; 706 } ____cacheline_aligned_in_smp; 707 708 /** 709 * struct _iwl_mvm_reorder_buf_entry - reorder buffer entry per-queue/per-seqno 710 * @frames: list of skbs stored 711 * @reorder_time: time the packet was stored in the reorder buffer 712 */ 713 struct _iwl_mvm_reorder_buf_entry { 714 struct sk_buff_head frames; 715 unsigned long reorder_time; 716 }; 717 718 /* make this indirection to get the aligned thing */ 719 struct iwl_mvm_reorder_buf_entry { 720 struct _iwl_mvm_reorder_buf_entry e; 721 } 722 #ifndef __CHECKER__ 723 /* sparse doesn't like this construct: "bad integer constant expression" */ 724 __aligned(roundup_pow_of_two(sizeof(struct _iwl_mvm_reorder_buf_entry))) 725 #endif 726 ; 727 728 /** 729 * struct iwl_mvm_baid_data - BA session data 730 * @sta_id: station id 731 * @tid: tid of the session 732 * @baid baid of the session 733 * @timeout: the timeout set in the addba request 734 * @entries_per_queue: # of buffers per queue, this actually gets 735 * aligned up to avoid cache line sharing between queues 736 * @last_rx: last rx jiffies, updated only if timeout passed from last update 737 * @session_timer: timer to check if BA session expired, runs at 2 * timeout 738 * @mvm: mvm pointer, needed for timer context 739 * @reorder_buf: reorder buffer, allocated per queue 740 * @reorder_buf_data: data 741 */ 742 struct iwl_mvm_baid_data { 743 struct rcu_head rcu_head; 744 u8 sta_id; 745 u8 tid; 746 u8 baid; 747 u16 timeout; 748 u16 entries_per_queue; 749 unsigned long last_rx; 750 struct timer_list session_timer; 751 struct iwl_mvm_baid_data __rcu **rcu_ptr; 752 struct iwl_mvm *mvm; 753 struct iwl_mvm_reorder_buffer reorder_buf[IWL_MAX_RX_HW_QUEUES]; 754 struct iwl_mvm_reorder_buf_entry entries[]; 755 }; 756 757 static inline struct iwl_mvm_baid_data * 758 iwl_mvm_baid_data_from_reorder_buf(struct iwl_mvm_reorder_buffer *buf) 759 { 760 return (void *)((u8 *)buf - 761 offsetof(struct iwl_mvm_baid_data, reorder_buf) - 762 sizeof(*buf) * buf->queue); 763 } 764 765 /* 766 * enum iwl_mvm_queue_status - queue status 767 * @IWL_MVM_QUEUE_FREE: the queue is not allocated nor reserved 768 * Basically, this means that this queue can be used for any purpose 769 * @IWL_MVM_QUEUE_RESERVED: queue is reserved but not yet in use 770 * This is the state of a queue that has been dedicated for some RATID 771 * (agg'd or not), but that hasn't yet gone through the actual enablement 772 * of iwl_mvm_enable_txq(), and therefore no traffic can go through it yet. 773 * Note that in this state there is no requirement to already know what TID 774 * should be used with this queue, it is just marked as a queue that will 775 * be used, and shouldn't be allocated to anyone else. 776 * @IWL_MVM_QUEUE_READY: queue is ready to be used 777 * This is the state of a queue that has been fully configured (including 778 * SCD pointers, etc), has a specific RA/TID assigned to it, and can be 779 * used to send traffic. 780 * @IWL_MVM_QUEUE_SHARED: queue is shared, or in a process of becoming shared 781 * This is a state in which a single queue serves more than one TID, all of 782 * which are not aggregated. Note that the queue is only associated to one 783 * RA. 784 */ 785 enum iwl_mvm_queue_status { 786 IWL_MVM_QUEUE_FREE, 787 IWL_MVM_QUEUE_RESERVED, 788 IWL_MVM_QUEUE_READY, 789 IWL_MVM_QUEUE_SHARED, 790 }; 791 792 #define IWL_MVM_DQA_QUEUE_TIMEOUT (5 * HZ) 793 #define IWL_MVM_INVALID_QUEUE 0xFFFF 794 795 #define IWL_MVM_NUM_CIPHERS 10 796 797 struct iwl_mvm_sar_profile { 798 bool enabled; 799 u8 table[ACPI_SAR_TABLE_SIZE]; 800 }; 801 802 struct iwl_mvm_geo_profile { 803 u8 values[ACPI_GEO_TABLE_SIZE]; 804 }; 805 806 struct iwl_mvm_txq { 807 struct list_head list; 808 u16 txq_id; 809 atomic_t tx_request; 810 bool stopped; 811 }; 812 813 static inline struct iwl_mvm_txq * 814 iwl_mvm_txq_from_mac80211(struct ieee80211_txq *txq) 815 { 816 return (void *)txq->drv_priv; 817 } 818 819 static inline struct iwl_mvm_txq * 820 iwl_mvm_txq_from_tid(struct ieee80211_sta *sta, u8 tid) 821 { 822 if (tid == IWL_MAX_TID_COUNT) 823 tid = IEEE80211_NUM_TIDS; 824 825 return (void *)sta->txq[tid]->drv_priv; 826 } 827 828 /** 829 * struct iwl_mvm_tvqm_txq_info - maps TVQM hw queue to tid 830 * 831 * @sta_id: sta id 832 * @txq_tid: txq tid 833 */ 834 struct iwl_mvm_tvqm_txq_info { 835 u8 sta_id; 836 u8 txq_tid; 837 }; 838 839 struct iwl_mvm_dqa_txq_info { 840 u8 ra_sta_id; /* The RA this queue is mapped to, if exists */ 841 bool reserved; /* Is this the TXQ reserved for a STA */ 842 u8 mac80211_ac; /* The mac80211 AC this queue is mapped to */ 843 u8 txq_tid; /* The TID "owner" of this queue*/ 844 u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */ 845 /* Timestamp for inactivation per TID of this queue */ 846 unsigned long last_frame_time[IWL_MAX_TID_COUNT + 1]; 847 enum iwl_mvm_queue_status status; 848 }; 849 850 struct iwl_mvm { 851 /* for logger access */ 852 struct device *dev; 853 854 struct iwl_trans *trans; 855 const struct iwl_fw *fw; 856 const struct iwl_cfg *cfg; 857 struct iwl_phy_db *phy_db; 858 struct ieee80211_hw *hw; 859 860 /* for protecting access to iwl_mvm */ 861 struct mutex mutex; 862 struct list_head async_handlers_list; 863 spinlock_t async_handlers_lock; 864 struct work_struct async_handlers_wk; 865 866 struct work_struct roc_done_wk; 867 868 unsigned long init_status; 869 870 unsigned long status; 871 872 u32 queue_sync_cookie; 873 atomic_t queue_sync_counter; 874 /* 875 * for beacon filtering - 876 * currently only one interface can be supported 877 */ 878 struct iwl_mvm_vif *bf_allowed_vif; 879 880 bool hw_registered; 881 bool calibrating; 882 u32 error_event_table[2]; 883 u32 log_event_table; 884 u32 umac_error_event_table; 885 bool support_umac_log; 886 887 u32 ampdu_ref; 888 bool ampdu_toggle; 889 890 struct iwl_notif_wait_data notif_wait; 891 892 union { 893 struct mvm_statistics_rx_v3 rx_stats_v3; 894 struct mvm_statistics_rx rx_stats; 895 }; 896 897 struct { 898 u64 rx_time; 899 u64 tx_time; 900 u64 on_time_rf; 901 u64 on_time_scan; 902 } radio_stats, accu_radio_stats; 903 904 struct list_head add_stream_txqs; 905 union { 906 struct iwl_mvm_dqa_txq_info queue_info[IWL_MAX_HW_QUEUES]; 907 struct iwl_mvm_tvqm_txq_info tvqm_info[IWL_MAX_TVQM_QUEUES]; 908 }; 909 struct work_struct add_stream_wk; /* To add streams to queues */ 910 911 const char *nvm_file_name; 912 struct iwl_nvm_data *nvm_data; 913 /* NVM sections */ 914 struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS]; 915 916 struct iwl_fw_runtime fwrt; 917 918 /* EEPROM MAC addresses */ 919 struct mac_address addresses[IWL_MVM_MAX_ADDRESSES]; 920 921 /* data related to data path */ 922 struct iwl_rx_phy_info last_phy_info; 923 struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT]; 924 u8 rx_ba_sessions; 925 926 /* configured by mac80211 */ 927 u32 rts_threshold; 928 929 /* Scan status, cmd (pre-allocated) and auxiliary station */ 930 unsigned int scan_status; 931 void *scan_cmd; 932 struct iwl_mcast_filter_cmd *mcast_filter_cmd; 933 /* For CDB this is low band scan type, for non-CDB - type. */ 934 enum iwl_mvm_scan_type scan_type; 935 enum iwl_mvm_scan_type hb_scan_type; 936 937 enum iwl_mvm_sched_scan_pass_all_states sched_scan_pass_all; 938 struct delayed_work scan_timeout_dwork; 939 940 /* max number of simultaneous scans the FW supports */ 941 unsigned int max_scans; 942 943 /* UMAC scan tracking */ 944 u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS]; 945 946 /* start time of last scan in TSF of the mac that requested the scan */ 947 u64 scan_start; 948 949 /* the vif that requested the current scan */ 950 struct iwl_mvm_vif *scan_vif; 951 952 /* rx chain antennas set through debugfs for the scan command */ 953 u8 scan_rx_ant; 954 955 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING 956 /* broadcast filters to configure for each associated station */ 957 const struct iwl_fw_bcast_filter *bcast_filters; 958 #ifdef CONFIG_IWLWIFI_DEBUGFS 959 struct { 960 bool override; 961 struct iwl_bcast_filter_cmd cmd; 962 } dbgfs_bcast_filtering; 963 #endif 964 #endif 965 966 /* Internal station */ 967 struct iwl_mvm_int_sta aux_sta; 968 struct iwl_mvm_int_sta snif_sta; 969 970 bool last_ebs_successful; 971 972 u8 scan_last_antenna_idx; /* to toggle TX between antennas */ 973 u8 mgmt_last_antenna_idx; 974 975 /* last smart fifo state that was successfully sent to firmware */ 976 enum iwl_sf_state sf_state; 977 978 #ifdef CONFIG_IWLWIFI_DEBUGFS 979 struct dentry *debugfs_dir; 980 u32 dbgfs_sram_offset, dbgfs_sram_len; 981 u32 dbgfs_prph_reg_addr; 982 bool disable_power_off; 983 bool disable_power_off_d3; 984 985 bool scan_iter_notif_enabled; 986 987 struct debugfs_blob_wrapper nvm_hw_blob; 988 struct debugfs_blob_wrapper nvm_sw_blob; 989 struct debugfs_blob_wrapper nvm_calib_blob; 990 struct debugfs_blob_wrapper nvm_prod_blob; 991 struct debugfs_blob_wrapper nvm_phy_sku_blob; 992 struct debugfs_blob_wrapper nvm_reg_blob; 993 994 struct iwl_mvm_frame_stats drv_rx_stats; 995 spinlock_t drv_stats_lock; 996 u16 dbgfs_rx_phyinfo; 997 #endif 998 999 struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX]; 1000 1001 struct list_head time_event_list; 1002 spinlock_t time_event_lock; 1003 1004 /* 1005 * A bitmap indicating the index of the key in use. The firmware 1006 * can hold 16 keys at most. Reflect this fact. 1007 */ 1008 unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)]; 1009 u8 fw_key_deleted[STA_KEY_MAX_NUM]; 1010 1011 /* references taken by the driver and spinlock protecting them */ 1012 spinlock_t refs_lock; 1013 u8 refs[IWL_MVM_REF_COUNT]; 1014 1015 u8 vif_count; 1016 struct ieee80211_vif __rcu *vif_id_to_mac[NUM_MAC_INDEX_DRIVER]; 1017 1018 /* -1 for always, 0 for never, >0 for that many times */ 1019 s8 fw_restart; 1020 1021 #ifdef CONFIG_IWLWIFI_LEDS 1022 struct led_classdev led; 1023 #endif 1024 1025 struct ieee80211_vif *p2p_device_vif; 1026 1027 #ifdef CONFIG_PM 1028 struct wiphy_wowlan_support wowlan; 1029 int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen; 1030 1031 /* sched scan settings for net detect */ 1032 struct ieee80211_scan_ies nd_ies; 1033 struct cfg80211_match_set *nd_match_sets; 1034 int n_nd_match_sets; 1035 struct ieee80211_channel **nd_channels; 1036 int n_nd_channels; 1037 bool net_detect; 1038 #ifdef CONFIG_IWLWIFI_DEBUGFS 1039 bool d3_wake_sysassert; 1040 bool d3_test_active; 1041 bool store_d3_resume_sram; 1042 void *d3_resume_sram; 1043 u32 d3_test_pme_ptr; 1044 struct ieee80211_vif *keep_vif; 1045 u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */ 1046 #endif 1047 #endif 1048 1049 /* d0i3 */ 1050 u8 d0i3_ap_sta_id; 1051 bool d0i3_offloading; 1052 struct work_struct d0i3_exit_work; 1053 struct sk_buff_head d0i3_tx; 1054 /* protect d0i3_suspend_flags */ 1055 struct mutex d0i3_suspend_mutex; 1056 unsigned long d0i3_suspend_flags; 1057 /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */ 1058 spinlock_t d0i3_tx_lock; 1059 wait_queue_head_t d0i3_exit_waitq; 1060 wait_queue_head_t rx_sync_waitq; 1061 1062 /* BT-Coex */ 1063 struct iwl_bt_coex_profile_notif last_bt_notif; 1064 struct iwl_bt_coex_ci_cmd last_bt_ci_cmd; 1065 1066 u8 bt_tx_prio; 1067 enum iwl_bt_force_ant_mode bt_force_ant_mode; 1068 1069 /* Aux ROC */ 1070 struct list_head aux_roc_te_list; 1071 1072 /* Thermal Throttling and CTkill */ 1073 struct iwl_mvm_tt_mgmt thermal_throttle; 1074 #ifdef CONFIG_THERMAL 1075 struct iwl_mvm_thermal_device tz_device; 1076 struct iwl_mvm_cooling_device cooling_dev; 1077 #endif 1078 1079 s32 temperature; /* Celsius */ 1080 /* 1081 * Debug option to set the NIC temperature. This option makes the 1082 * driver think this is the actual NIC temperature, and ignore the 1083 * real temperature that is received from the fw 1084 */ 1085 bool temperature_test; /* Debug test temperature is enabled */ 1086 1087 unsigned long bt_coex_last_tcm_ts; 1088 struct iwl_mvm_tcm tcm; 1089 1090 u8 uapsd_noagg_bssid_write_idx; 1091 struct mac_address uapsd_noagg_bssids[IWL_MVM_UAPSD_NOAGG_BSSIDS_NUM] 1092 __aligned(2); 1093 1094 struct iwl_time_quota_cmd last_quota_cmd; 1095 1096 #ifdef CONFIG_NL80211_TESTMODE 1097 u32 noa_duration; 1098 struct ieee80211_vif *noa_vif; 1099 #endif 1100 1101 /* Tx queues */ 1102 u16 aux_queue; 1103 u16 snif_queue; 1104 u16 probe_queue; 1105 u16 p2p_dev_queue; 1106 1107 /* Indicate if device power save is allowed */ 1108 u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */ 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 ieee80211_vif *nan_vif; 1154 #define IWL_MAX_BAID 32 1155 struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID]; 1156 1157 /* 1158 * Drop beacons from other APs in AP mode when there are no connected 1159 * clients. 1160 */ 1161 bool drop_bcn_ap_mode; 1162 1163 struct delayed_work cs_tx_unblock_dwork; 1164 1165 /* does a monitor vif exist (only one can exist hence bool) */ 1166 bool monitor_on; 1167 1168 /* sniffer data to include in radiotap */ 1169 __le16 cur_aid; 1170 1171 #ifdef CONFIG_ACPI 1172 struct iwl_mvm_sar_profile sar_profiles[ACPI_SAR_PROFILE_NUM]; 1173 struct iwl_mvm_geo_profile geo_profiles[ACPI_NUM_GEO_PROFILES]; 1174 #endif 1175 }; 1176 1177 /* Extract MVM priv from op_mode and _hw */ 1178 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \ 1179 ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific) 1180 1181 #define IWL_MAC80211_GET_MVM(_hw) \ 1182 IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv)) 1183 1184 /** 1185 * enum iwl_mvm_status - MVM status bits 1186 * @IWL_MVM_STATUS_HW_RFKILL: HW RF-kill is asserted 1187 * @IWL_MVM_STATUS_HW_CTKILL: CT-kill is active 1188 * @IWL_MVM_STATUS_ROC_RUNNING: remain-on-channel is running 1189 * @IWL_MVM_STATUS_HW_RESTART_REQUESTED: HW restart was requested 1190 * @IWL_MVM_STATUS_IN_HW_RESTART: HW restart is active 1191 * @IWL_MVM_STATUS_IN_D0I3: NIC is in D0i3 1192 * @IWL_MVM_STATUS_ROC_AUX_RUNNING: AUX remain-on-channel is running 1193 * @IWL_MVM_STATUS_D3_RECONFIG: D3 reconfiguration is being done 1194 * @IWL_MVM_STATUS_FIRMWARE_RUNNING: firmware is running 1195 * @IWL_MVM_STATUS_NEED_FLUSH_P2P: need to flush P2P bcast STA 1196 */ 1197 enum iwl_mvm_status { 1198 IWL_MVM_STATUS_HW_RFKILL, 1199 IWL_MVM_STATUS_HW_CTKILL, 1200 IWL_MVM_STATUS_ROC_RUNNING, 1201 IWL_MVM_STATUS_HW_RESTART_REQUESTED, 1202 IWL_MVM_STATUS_IN_HW_RESTART, 1203 IWL_MVM_STATUS_IN_D0I3, 1204 IWL_MVM_STATUS_ROC_AUX_RUNNING, 1205 IWL_MVM_STATUS_D3_RECONFIG, 1206 IWL_MVM_STATUS_FIRMWARE_RUNNING, 1207 IWL_MVM_STATUS_NEED_FLUSH_P2P, 1208 }; 1209 1210 /* Keep track of completed init configuration */ 1211 enum iwl_mvm_init_status { 1212 IWL_MVM_INIT_STATUS_THERMAL_INIT_COMPLETE = BIT(0), 1213 IWL_MVM_INIT_STATUS_LEDS_INIT_COMPLETE = BIT(1), 1214 IWL_MVM_INIT_STATUS_REG_HW_INIT_COMPLETE = BIT(2), 1215 }; 1216 1217 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm) 1218 { 1219 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) || 1220 test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status); 1221 } 1222 1223 static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm) 1224 { 1225 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status); 1226 } 1227 1228 static inline bool iwl_mvm_firmware_running(struct iwl_mvm *mvm) 1229 { 1230 return test_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status); 1231 } 1232 1233 /* Must be called with rcu_read_lock() held and it can only be 1234 * released when mvmsta is not needed anymore. 1235 */ 1236 static inline struct iwl_mvm_sta * 1237 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id) 1238 { 1239 struct ieee80211_sta *sta; 1240 1241 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id)) 1242 return NULL; 1243 1244 sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]); 1245 1246 /* This can happen if the station has been removed right now */ 1247 if (IS_ERR_OR_NULL(sta)) 1248 return NULL; 1249 1250 return iwl_mvm_sta_from_mac80211(sta); 1251 } 1252 1253 static inline struct iwl_mvm_sta * 1254 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id) 1255 { 1256 struct ieee80211_sta *sta; 1257 1258 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id)) 1259 return NULL; 1260 1261 sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id], 1262 lockdep_is_held(&mvm->mutex)); 1263 1264 /* This can happen if the station has been removed right now */ 1265 if (IS_ERR_OR_NULL(sta)) 1266 return NULL; 1267 1268 return iwl_mvm_sta_from_mac80211(sta); 1269 } 1270 1271 static inline struct ieee80211_vif * 1272 iwl_mvm_rcu_dereference_vif_id(struct iwl_mvm *mvm, u8 vif_id, bool rcu) 1273 { 1274 if (WARN_ON(vif_id >= ARRAY_SIZE(mvm->vif_id_to_mac))) 1275 return NULL; 1276 1277 if (rcu) 1278 return rcu_dereference(mvm->vif_id_to_mac[vif_id]); 1279 1280 return rcu_dereference_protected(mvm->vif_id_to_mac[vif_id], 1281 lockdep_is_held(&mvm->mutex)); 1282 } 1283 1284 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm) 1285 { 1286 return !iwlwifi_mod_params.d0i3_disable && 1287 fw_has_capa(&mvm->fw->ucode_capa, 1288 IWL_UCODE_TLV_CAPA_D0I3_SUPPORT); 1289 } 1290 1291 static inline bool iwl_mvm_is_adaptive_dwell_supported(struct iwl_mvm *mvm) 1292 { 1293 return fw_has_api(&mvm->fw->ucode_capa, 1294 IWL_UCODE_TLV_API_ADAPTIVE_DWELL); 1295 } 1296 1297 static inline bool iwl_mvm_is_adaptive_dwell_v2_supported(struct iwl_mvm *mvm) 1298 { 1299 return fw_has_api(&mvm->fw->ucode_capa, 1300 IWL_UCODE_TLV_API_ADAPTIVE_DWELL_V2); 1301 } 1302 1303 static inline bool iwl_mvm_is_oce_supported(struct iwl_mvm *mvm) 1304 { 1305 /* OCE should never be enabled for LMAC scan FWs */ 1306 return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_OCE); 1307 } 1308 1309 static inline bool iwl_mvm_is_frag_ebs_supported(struct iwl_mvm *mvm) 1310 { 1311 return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_FRAG_EBS); 1312 } 1313 1314 static inline bool iwl_mvm_enter_d0i3_on_suspend(struct iwl_mvm *mvm) 1315 { 1316 /* For now we only use this mode to differentiate between 1317 * slave transports, which handle D0i3 entry in suspend by 1318 * themselves in conjunction with runtime PM D0i3. So, this 1319 * function is used to check whether we need to do anything 1320 * when entering suspend or if the transport layer has already 1321 * done it. 1322 */ 1323 return (mvm->trans->system_pm_mode == IWL_PLAT_PM_MODE_D0I3) && 1324 (mvm->trans->runtime_pm_mode != IWL_PLAT_PM_MODE_D0I3); 1325 } 1326 1327 static inline bool iwl_mvm_is_dqa_data_queue(struct iwl_mvm *mvm, u8 queue) 1328 { 1329 return (queue >= IWL_MVM_DQA_MIN_DATA_QUEUE) && 1330 (queue <= IWL_MVM_DQA_MAX_DATA_QUEUE); 1331 } 1332 1333 static inline bool iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm *mvm, u8 queue) 1334 { 1335 return (queue >= IWL_MVM_DQA_MIN_MGMT_QUEUE) && 1336 (queue <= IWL_MVM_DQA_MAX_MGMT_QUEUE); 1337 } 1338 1339 static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm) 1340 { 1341 bool nvm_lar = mvm->nvm_data->lar_enabled; 1342 bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa, 1343 IWL_UCODE_TLV_CAPA_LAR_SUPPORT); 1344 1345 if (iwlwifi_mod_params.lar_disable) 1346 return false; 1347 1348 /* 1349 * Enable LAR only if it is supported by the FW (TLV) && 1350 * enabled in the NVM 1351 */ 1352 if (mvm->cfg->nvm_type == IWL_NVM_EXT) 1353 return nvm_lar && tlv_lar; 1354 else 1355 return tlv_lar; 1356 } 1357 1358 static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm) 1359 { 1360 return fw_has_api(&mvm->fw->ucode_capa, 1361 IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) || 1362 fw_has_capa(&mvm->fw->ucode_capa, 1363 IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC); 1364 } 1365 1366 static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm) 1367 { 1368 return fw_has_capa(&mvm->fw->ucode_capa, 1369 IWL_UCODE_TLV_CAPA_BT_COEX_RRC) && 1370 IWL_MVM_BT_COEX_RRC; 1371 } 1372 1373 static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm) 1374 { 1375 return fw_has_capa(&mvm->fw->ucode_capa, 1376 IWL_UCODE_TLV_CAPA_CSUM_SUPPORT) && 1377 !IWL_MVM_HW_CSUM_DISABLE; 1378 } 1379 1380 static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm) 1381 { 1382 return fw_has_capa(&mvm->fw->ucode_capa, 1383 IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) && 1384 IWL_MVM_BT_COEX_MPLUT; 1385 } 1386 1387 static inline 1388 bool iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm *mvm) 1389 { 1390 return fw_has_capa(&mvm->fw->ucode_capa, 1391 IWL_UCODE_TLV_CAPA_P2P_SCM_UAPSD) && 1392 !(iwlwifi_mod_params.uapsd_disable & 1393 IWL_DISABLE_UAPSD_P2P_CLIENT); 1394 } 1395 1396 static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm) 1397 { 1398 return fw_has_capa(&mvm->fw->ucode_capa, 1399 IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT); 1400 } 1401 1402 static inline bool iwl_mvm_has_new_tx_api(struct iwl_mvm *mvm) 1403 { 1404 /* TODO - replace with TLV once defined */ 1405 return mvm->trans->cfg->use_tfh; 1406 } 1407 1408 static inline bool iwl_mvm_has_unified_ucode(struct iwl_mvm *mvm) 1409 { 1410 /* TODO - better define this */ 1411 return mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000; 1412 } 1413 1414 static inline bool iwl_mvm_is_cdb_supported(struct iwl_mvm *mvm) 1415 { 1416 /* 1417 * TODO: 1418 * The issue of how to determine CDB APIs and usage is still not fully 1419 * defined. 1420 * There is a compilation for CDB and non-CDB FW, but there may 1421 * be also runtime check. 1422 * For now there is a TLV for checking compilation mode, but a 1423 * runtime check will also have to be here - once defined. 1424 */ 1425 return fw_has_capa(&mvm->fw->ucode_capa, 1426 IWL_UCODE_TLV_CAPA_CDB_SUPPORT); 1427 } 1428 1429 static inline bool iwl_mvm_cdb_scan_api(struct iwl_mvm *mvm) 1430 { 1431 /* 1432 * TODO: should this be the same as iwl_mvm_is_cdb_supported()? 1433 * but then there's a little bit of code in scan that won't make 1434 * any sense... 1435 */ 1436 return mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000; 1437 } 1438 1439 static inline bool iwl_mvm_has_new_rx_stats_api(struct iwl_mvm *mvm) 1440 { 1441 return fw_has_api(&mvm->fw->ucode_capa, 1442 IWL_UCODE_TLV_API_NEW_RX_STATS); 1443 } 1444 1445 static inline bool iwl_mvm_has_quota_low_latency(struct iwl_mvm *mvm) 1446 { 1447 return fw_has_api(&mvm->fw->ucode_capa, 1448 IWL_UCODE_TLV_API_QUOTA_LOW_LATENCY); 1449 } 1450 1451 static inline bool iwl_mvm_has_tlc_offload(const struct iwl_mvm *mvm) 1452 { 1453 return fw_has_capa(&mvm->fw->ucode_capa, 1454 IWL_UCODE_TLV_CAPA_TLC_OFFLOAD); 1455 } 1456 1457 static inline struct agg_tx_status * 1458 iwl_mvm_get_agg_status(struct iwl_mvm *mvm, void *tx_resp) 1459 { 1460 if (iwl_mvm_has_new_tx_api(mvm)) 1461 return &((struct iwl_mvm_tx_resp *)tx_resp)->status; 1462 else 1463 return ((struct iwl_mvm_tx_resp_v3 *)tx_resp)->status; 1464 } 1465 1466 static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm) 1467 { 1468 #ifdef CONFIG_THERMAL 1469 /* these two TLV are redundant since the responsibility to CT-kill by 1470 * FW happens only after we send at least one command of 1471 * temperature THs report. 1472 */ 1473 return fw_has_capa(&mvm->fw->ucode_capa, 1474 IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) && 1475 fw_has_capa(&mvm->fw->ucode_capa, 1476 IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT); 1477 #else /* CONFIG_THERMAL */ 1478 return false; 1479 #endif /* CONFIG_THERMAL */ 1480 } 1481 1482 static inline bool iwl_mvm_is_ctdp_supported(struct iwl_mvm *mvm) 1483 { 1484 return fw_has_capa(&mvm->fw->ucode_capa, 1485 IWL_UCODE_TLV_CAPA_CTDP_SUPPORT); 1486 } 1487 1488 extern const u8 iwl_mvm_ac_to_tx_fifo[]; 1489 extern const u8 iwl_mvm_ac_to_gen2_tx_fifo[]; 1490 1491 static inline u8 iwl_mvm_mac_ac_to_tx_fifo(struct iwl_mvm *mvm, 1492 enum ieee80211_ac_numbers ac) 1493 { 1494 return iwl_mvm_has_new_tx_api(mvm) ? 1495 iwl_mvm_ac_to_gen2_tx_fifo[ac] : iwl_mvm_ac_to_tx_fifo[ac]; 1496 } 1497 1498 struct iwl_rate_info { 1499 u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */ 1500 u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */ 1501 u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */ 1502 u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */ 1503 u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */ 1504 }; 1505 1506 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm); 1507 int __iwl_mvm_mac_start(struct iwl_mvm *mvm); 1508 1509 /****************** 1510 * MVM Methods 1511 ******************/ 1512 /* uCode */ 1513 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm); 1514 1515 /* Utils */ 1516 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags, 1517 enum nl80211_band band); 1518 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags, 1519 enum nl80211_band band, 1520 struct ieee80211_tx_rate *r); 1521 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx); 1522 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm); 1523 u8 first_antenna(u8 mask); 1524 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx); 1525 void iwl_mvm_get_sync_time(struct iwl_mvm *mvm, u32 *gp2, u64 *boottime); 1526 1527 /* Tx / Host Commands */ 1528 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm, 1529 struct iwl_host_cmd *cmd); 1530 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id, 1531 u32 flags, u16 len, const void *data); 1532 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm, 1533 struct iwl_host_cmd *cmd, 1534 u32 *status); 1535 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id, 1536 u16 len, const void *data, 1537 u32 *status); 1538 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb, 1539 struct ieee80211_sta *sta); 1540 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb); 1541 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb, 1542 struct iwl_tx_cmd *tx_cmd, 1543 struct ieee80211_tx_info *info, u8 sta_id); 1544 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd, 1545 struct ieee80211_tx_info *info, 1546 struct ieee80211_sta *sta, __le16 fc); 1547 void iwl_mvm_mac_itxq_xmit(struct ieee80211_hw *hw, struct ieee80211_txq *txq); 1548 unsigned int iwl_mvm_max_amsdu_size(struct iwl_mvm *mvm, 1549 struct ieee80211_sta *sta, 1550 unsigned int tid); 1551 1552 #ifdef CONFIG_IWLWIFI_DEBUG 1553 const char *iwl_mvm_get_tx_fail_reason(u32 status); 1554 #else 1555 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; } 1556 #endif 1557 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, u32 flags); 1558 int iwl_mvm_flush_sta(struct iwl_mvm *mvm, void *sta, bool internal, u32 flags); 1559 int iwl_mvm_flush_sta_tids(struct iwl_mvm *mvm, u32 sta_id, 1560 u16 tids, u32 flags); 1561 1562 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm); 1563 1564 static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info, 1565 struct iwl_tx_cmd *tx_cmd) 1566 { 1567 struct ieee80211_key_conf *keyconf = info->control.hw_key; 1568 1569 tx_cmd->sec_ctl = TX_CMD_SEC_CCM; 1570 memcpy(tx_cmd->key, keyconf->key, keyconf->keylen); 1571 } 1572 1573 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm) 1574 { 1575 flush_work(&mvm->async_handlers_wk); 1576 } 1577 1578 /* Statistics */ 1579 void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm, 1580 struct iwl_rx_packet *pkt); 1581 void iwl_mvm_rx_statistics(struct iwl_mvm *mvm, 1582 struct iwl_rx_cmd_buffer *rxb); 1583 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear); 1584 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm); 1585 1586 /* NVM */ 1587 int iwl_nvm_init(struct iwl_mvm *mvm); 1588 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm); 1589 1590 static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm) 1591 { 1592 return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ? 1593 mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant : 1594 mvm->fw->valid_tx_ant; 1595 } 1596 1597 static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm) 1598 { 1599 return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ? 1600 mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant : 1601 mvm->fw->valid_rx_ant; 1602 } 1603 1604 static inline void iwl_mvm_toggle_tx_ant(struct iwl_mvm *mvm, u8 *ant) 1605 { 1606 *ant = iwl_mvm_next_antenna(mvm, iwl_mvm_get_valid_tx_ant(mvm), *ant); 1607 } 1608 1609 static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm) 1610 { 1611 u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN | 1612 FW_PHY_CFG_RX_CHAIN); 1613 u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm); 1614 u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm); 1615 1616 phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS | 1617 valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS; 1618 1619 return mvm->fw->phy_config & phy_config; 1620 } 1621 1622 int iwl_mvm_up(struct iwl_mvm *mvm); 1623 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm); 1624 1625 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm); 1626 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm, 1627 struct iwl_bcast_filter_cmd *cmd); 1628 1629 /* 1630 * FW notifications / CMD responses handlers 1631 * Convention: iwl_mvm_rx_<NAME OF THE CMD> 1632 */ 1633 void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1634 void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi, 1635 struct iwl_rx_cmd_buffer *rxb); 1636 void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi, 1637 struct iwl_rx_cmd_buffer *rxb, int queue); 1638 void iwl_mvm_rx_monitor_ndp(struct iwl_mvm *mvm, struct napi_struct *napi, 1639 struct iwl_rx_cmd_buffer *rxb, int queue); 1640 void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi, 1641 struct iwl_rx_cmd_buffer *rxb, int queue); 1642 int iwl_mvm_notify_rx_queue(struct iwl_mvm *mvm, u32 rxq_mask, 1643 const u8 *data, u32 count); 1644 void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, 1645 int queue); 1646 void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1647 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm, 1648 struct iwl_rx_cmd_buffer *rxb); 1649 void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1650 void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm, 1651 struct iwl_rx_cmd_buffer *rxb); 1652 void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1653 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm, 1654 struct iwl_rx_cmd_buffer *rxb); 1655 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm, 1656 struct iwl_rx_cmd_buffer *rxb); 1657 void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm, 1658 struct iwl_rx_cmd_buffer *rxb); 1659 1660 /* MVM PHY */ 1661 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, 1662 struct cfg80211_chan_def *chandef, 1663 u8 chains_static, u8 chains_dynamic); 1664 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, 1665 struct cfg80211_chan_def *chandef, 1666 u8 chains_static, u8 chains_dynamic); 1667 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm, 1668 struct iwl_mvm_phy_ctxt *ctxt); 1669 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm, 1670 struct iwl_mvm_phy_ctxt *ctxt); 1671 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm); 1672 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef); 1673 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef); 1674 1675 /* MAC (virtual interface) programming */ 1676 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1677 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1678 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1679 bool force_assoc_off, const u8 *bssid_override); 1680 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1681 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm, 1682 struct ieee80211_vif *vif); 1683 void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm, 1684 struct iwl_rx_cmd_buffer *rxb); 1685 void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm, 1686 struct iwl_rx_cmd_buffer *rxb); 1687 void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm, 1688 struct iwl_rx_cmd_buffer *rxb); 1689 void iwl_mvm_mu_mimo_grp_notif(struct iwl_mvm *mvm, 1690 struct iwl_rx_cmd_buffer *rxb); 1691 void iwl_mvm_sta_pm_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1692 void iwl_mvm_window_status_notif(struct iwl_mvm *mvm, 1693 struct iwl_rx_cmd_buffer *rxb); 1694 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm, 1695 struct ieee80211_vif *vif); 1696 void iwl_mvm_probe_resp_data_notif(struct iwl_mvm *mvm, 1697 struct iwl_rx_cmd_buffer *rxb); 1698 void iwl_mvm_channel_switch_noa_notif(struct iwl_mvm *mvm, 1699 struct iwl_rx_cmd_buffer *rxb); 1700 /* Bindings */ 1701 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1702 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1703 1704 /* Quota management */ 1705 static inline size_t iwl_mvm_quota_cmd_size(struct iwl_mvm *mvm) 1706 { 1707 return iwl_mvm_has_quota_low_latency(mvm) ? 1708 sizeof(struct iwl_time_quota_cmd) : 1709 sizeof(struct iwl_time_quota_cmd_v1); 1710 } 1711 1712 static inline struct iwl_time_quota_data 1713 *iwl_mvm_quota_cmd_get_quota(struct iwl_mvm *mvm, 1714 struct iwl_time_quota_cmd *cmd, 1715 int i) 1716 { 1717 struct iwl_time_quota_data_v1 *quotas; 1718 1719 if (iwl_mvm_has_quota_low_latency(mvm)) 1720 return &cmd->quotas[i]; 1721 1722 quotas = (struct iwl_time_quota_data_v1 *)cmd->quotas; 1723 return (struct iwl_time_quota_data *)"as[i]; 1724 } 1725 1726 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload, 1727 struct ieee80211_vif *disabled_vif); 1728 1729 /* Scanning */ 1730 int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1731 struct cfg80211_scan_request *req, 1732 struct ieee80211_scan_ies *ies); 1733 int iwl_mvm_scan_size(struct iwl_mvm *mvm); 1734 int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify); 1735 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm); 1736 void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm); 1737 void iwl_mvm_scan_timeout_wk(struct work_struct *work); 1738 1739 /* Scheduled scan */ 1740 void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm, 1741 struct iwl_rx_cmd_buffer *rxb); 1742 void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm, 1743 struct iwl_rx_cmd_buffer *rxb); 1744 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm, 1745 struct ieee80211_vif *vif, 1746 struct cfg80211_sched_scan_request *req, 1747 struct ieee80211_scan_ies *ies, 1748 int type); 1749 void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm, 1750 struct iwl_rx_cmd_buffer *rxb); 1751 1752 /* UMAC scan */ 1753 int iwl_mvm_config_scan(struct iwl_mvm *mvm); 1754 void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm, 1755 struct iwl_rx_cmd_buffer *rxb); 1756 void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm, 1757 struct iwl_rx_cmd_buffer *rxb); 1758 1759 /* MVM debugfs */ 1760 #ifdef CONFIG_IWLWIFI_DEBUGFS 1761 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir); 1762 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1763 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1764 #else 1765 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, 1766 struct dentry *dbgfs_dir) 1767 { 1768 return 0; 1769 } 1770 static inline void 1771 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif) 1772 { 1773 } 1774 static inline void 1775 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif) 1776 { 1777 } 1778 #endif /* CONFIG_IWLWIFI_DEBUGFS */ 1779 1780 /* rate scaling */ 1781 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool sync); 1782 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg); 1783 int rs_pretty_print_rate(char *buf, int bufsz, const u32 rate); 1784 void rs_update_last_rssi(struct iwl_mvm *mvm, 1785 struct iwl_mvm_sta *mvmsta, 1786 struct ieee80211_rx_status *rx_status); 1787 1788 /* power management */ 1789 int iwl_mvm_power_update_device(struct iwl_mvm *mvm); 1790 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm); 1791 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm); 1792 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1793 char *buf, int bufsz); 1794 1795 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1796 void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm, 1797 struct iwl_rx_cmd_buffer *rxb); 1798 1799 #ifdef CONFIG_IWLWIFI_LEDS 1800 int iwl_mvm_leds_init(struct iwl_mvm *mvm); 1801 void iwl_mvm_leds_exit(struct iwl_mvm *mvm); 1802 void iwl_mvm_leds_sync(struct iwl_mvm *mvm); 1803 #else 1804 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm) 1805 { 1806 return 0; 1807 } 1808 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm) 1809 { 1810 } 1811 static inline void iwl_mvm_leds_sync(struct iwl_mvm *mvm) 1812 { 1813 } 1814 #endif 1815 1816 /* D3 (WoWLAN, NetDetect) */ 1817 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan); 1818 int iwl_mvm_resume(struct ieee80211_hw *hw); 1819 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled); 1820 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw, 1821 struct ieee80211_vif *vif, 1822 struct cfg80211_gtk_rekey_data *data); 1823 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw, 1824 struct ieee80211_vif *vif, 1825 struct inet6_dev *idev); 1826 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw, 1827 struct ieee80211_vif *vif, int idx); 1828 extern const struct file_operations iwl_dbgfs_d3_test_ops; 1829 struct iwl_wowlan_status *iwl_mvm_send_wowlan_get_status(struct iwl_mvm *mvm); 1830 #ifdef CONFIG_PM 1831 int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm, 1832 struct ieee80211_vif *vif, 1833 bool host_awake, 1834 u32 cmd_flags); 1835 void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm, 1836 struct ieee80211_vif *vif, 1837 struct iwl_wowlan_status *status); 1838 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, 1839 struct ieee80211_vif *vif); 1840 #else 1841 static inline int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm, 1842 struct ieee80211_vif *vif, 1843 bool host_awake, 1844 u32 cmd_flags) 1845 { 1846 return 0; 1847 } 1848 1849 static inline void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm, 1850 struct ieee80211_vif *vif, 1851 struct iwl_wowlan_status *status) 1852 { 1853 } 1854 1855 static inline void 1856 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif) 1857 { 1858 } 1859 #endif 1860 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta, 1861 struct iwl_wowlan_config_cmd *cmd); 1862 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm, 1863 struct ieee80211_vif *vif, 1864 bool disable_offloading, 1865 bool offload_ns, 1866 u32 cmd_flags); 1867 1868 /* D0i3 */ 1869 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); 1870 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); 1871 int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); 1872 bool iwl_mvm_ref_taken(struct iwl_mvm *mvm); 1873 1874 #ifdef CONFIG_PM 1875 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq); 1876 int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode); 1877 int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode); 1878 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm); 1879 #endif 1880 1881 /* BT Coex */ 1882 int iwl_mvm_send_bt_init_conf(struct iwl_mvm *mvm); 1883 void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm, 1884 struct iwl_rx_cmd_buffer *rxb); 1885 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1886 enum ieee80211_rssi_event_data); 1887 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm); 1888 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm, 1889 struct ieee80211_sta *sta); 1890 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm, 1891 struct ieee80211_sta *sta); 1892 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant); 1893 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm); 1894 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm, 1895 enum nl80211_band band); 1896 u8 iwl_mvm_bt_coex_get_single_ant_msk(struct iwl_mvm *mvm, u8 enabled_ants); 1897 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr, 1898 struct ieee80211_tx_info *info, u8 ac); 1899 1900 /* beacon filtering */ 1901 #ifdef CONFIG_IWLWIFI_DEBUGFS 1902 void 1903 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif, 1904 struct iwl_beacon_filter_cmd *cmd); 1905 #else 1906 static inline void 1907 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif, 1908 struct iwl_beacon_filter_cmd *cmd) 1909 {} 1910 #endif 1911 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm, 1912 struct ieee80211_vif *vif, 1913 bool enable, u32 flags); 1914 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm, 1915 struct ieee80211_vif *vif, 1916 u32 flags); 1917 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm, 1918 struct ieee80211_vif *vif, 1919 u32 flags); 1920 /* SMPS */ 1921 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1922 enum iwl_mvm_smps_type_request req_type, 1923 enum ieee80211_smps_mode smps_request); 1924 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm); 1925 1926 /* Low latency */ 1927 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1928 bool low_latency, 1929 enum iwl_mvm_low_latency_cause cause); 1930 /* get SystemLowLatencyMode - only needed for beacon threshold? */ 1931 bool iwl_mvm_low_latency(struct iwl_mvm *mvm); 1932 bool iwl_mvm_low_latency_band(struct iwl_mvm *mvm, enum nl80211_band band); 1933 void iwl_mvm_send_low_latency_cmd(struct iwl_mvm *mvm, bool low_latency, 1934 u16 mac_id); 1935 1936 /* get VMACLowLatencyMode */ 1937 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif) 1938 { 1939 /* 1940 * should this consider associated/active/... state? 1941 * 1942 * Normally low-latency should only be active on interfaces 1943 * that are active, but at least with debugfs it can also be 1944 * enabled on interfaces that aren't active. However, when 1945 * interface aren't active then they aren't added into the 1946 * binding, so this has no real impact. For now, just return 1947 * the current desired low-latency state. 1948 */ 1949 return mvmvif->low_latency_actual; 1950 } 1951 1952 static inline 1953 void iwl_mvm_vif_set_low_latency(struct iwl_mvm_vif *mvmvif, bool set, 1954 enum iwl_mvm_low_latency_cause cause) 1955 { 1956 u8 new_state; 1957 1958 if (set) 1959 mvmvif->low_latency |= cause; 1960 else 1961 mvmvif->low_latency &= ~cause; 1962 1963 /* 1964 * if LOW_LATENCY_DEBUGFS_FORCE_ENABLE is enabled no changes are 1965 * allowed to actual mode. 1966 */ 1967 if (mvmvif->low_latency & LOW_LATENCY_DEBUGFS_FORCE_ENABLE && 1968 cause != LOW_LATENCY_DEBUGFS_FORCE_ENABLE) 1969 return; 1970 1971 if (cause == LOW_LATENCY_DEBUGFS_FORCE_ENABLE && set) 1972 /* 1973 * We enter force state 1974 */ 1975 new_state = !!(mvmvif->low_latency & 1976 LOW_LATENCY_DEBUGFS_FORCE); 1977 else 1978 /* 1979 * Check if any other one set low latency 1980 */ 1981 new_state = !!(mvmvif->low_latency & 1982 ~(LOW_LATENCY_DEBUGFS_FORCE_ENABLE | 1983 LOW_LATENCY_DEBUGFS_FORCE)); 1984 1985 mvmvif->low_latency_actual = new_state; 1986 } 1987 1988 /* Return a bitmask with all the hw supported queues, except for the 1989 * command queue, which can't be flushed. 1990 */ 1991 static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm) 1992 { 1993 return ((BIT(mvm->cfg->base_params->num_of_queues) - 1) & 1994 ~BIT(IWL_MVM_DQA_CMD_QUEUE)); 1995 } 1996 1997 static inline void iwl_mvm_stop_device(struct iwl_mvm *mvm) 1998 { 1999 lockdep_assert_held(&mvm->mutex); 2000 /* If IWL_MVM_STATUS_HW_RESTART_REQUESTED bit is set then we received 2001 * an assert. Since we failed to bring the interface up, mac80211 2002 * will not attempt to reconfig the device, 2003 * which handles the dump collection in assert flow, 2004 * so trigger dump collection here. 2005 */ 2006 if (test_and_clear_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED, 2007 &mvm->status)) 2008 iwl_fw_dbg_collect_desc(&mvm->fwrt, &iwl_dump_desc_assert, 2009 false, 0); 2010 /* calling this function without using dump_start/end since at this 2011 * point we already hold the op mode mutex 2012 */ 2013 iwl_fw_dbg_collect_sync(&mvm->fwrt); 2014 iwl_fw_cancel_timestamp(&mvm->fwrt); 2015 iwl_free_fw_paging(&mvm->fwrt); 2016 clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status); 2017 iwl_fw_dump_conf_clear(&mvm->fwrt); 2018 iwl_trans_stop_device(mvm->trans); 2019 } 2020 2021 /* Re-configure the SCD for a queue that has already been configured */ 2022 int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id, 2023 int tid, int frame_limit, u16 ssn); 2024 2025 /* Thermal management and CT-kill */ 2026 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff); 2027 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp); 2028 void iwl_mvm_temp_notif(struct iwl_mvm *mvm, 2029 struct iwl_rx_cmd_buffer *rxb); 2030 void iwl_mvm_tt_handler(struct iwl_mvm *mvm); 2031 void iwl_mvm_thermal_initialize(struct iwl_mvm *mvm, u32 min_backoff); 2032 void iwl_mvm_thermal_exit(struct iwl_mvm *mvm); 2033 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state); 2034 int iwl_mvm_get_temp(struct iwl_mvm *mvm, s32 *temp); 2035 void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 2036 void iwl_mvm_enter_ctkill(struct iwl_mvm *mvm); 2037 int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm *mvm); 2038 int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 budget); 2039 2040 /* Location Aware Regulatory */ 2041 struct iwl_mcc_update_resp * 2042 iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2, 2043 enum iwl_mcc_source src_id); 2044 int iwl_mvm_init_mcc(struct iwl_mvm *mvm); 2045 void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm, 2046 struct iwl_rx_cmd_buffer *rxb); 2047 struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy, 2048 const char *alpha2, 2049 enum iwl_mcc_source src_id, 2050 bool *changed); 2051 struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm, 2052 bool *changed); 2053 int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm); 2054 void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm); 2055 2056 /* smart fifo */ 2057 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 2058 bool added_vif); 2059 2060 /* TDLS */ 2061 2062 /* 2063 * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present. 2064 * This TID is marked as used vs the AP and all connected TDLS peers. 2065 */ 2066 #define IWL_MVM_TDLS_FW_TID 4 2067 2068 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 2069 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm); 2070 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 2071 bool sta_added); 2072 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw, 2073 struct ieee80211_vif *vif); 2074 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw, 2075 struct ieee80211_vif *vif, 2076 struct ieee80211_sta *sta, u8 oper_class, 2077 struct cfg80211_chan_def *chandef, 2078 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie); 2079 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw, 2080 struct ieee80211_vif *vif, 2081 struct ieee80211_tdls_ch_sw_params *params); 2082 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw, 2083 struct ieee80211_vif *vif, 2084 struct ieee80211_sta *sta); 2085 void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 2086 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work); 2087 2088 void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm, 2089 struct iwl_mvm_internal_rxq_notif *notif, 2090 u32 size); 2091 void iwl_mvm_reorder_timer_expired(struct timer_list *t); 2092 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm); 2093 bool iwl_mvm_is_vif_assoc(struct iwl_mvm *mvm); 2094 2095 #define MVM_TCM_PERIOD_MSEC 500 2096 #define MVM_TCM_PERIOD (HZ * MVM_TCM_PERIOD_MSEC / 1000) 2097 #define MVM_LL_PERIOD (10 * HZ) 2098 void iwl_mvm_tcm_work(struct work_struct *work); 2099 void iwl_mvm_recalc_tcm(struct iwl_mvm *mvm); 2100 void iwl_mvm_pause_tcm(struct iwl_mvm *mvm, bool with_cancel); 2101 void iwl_mvm_resume_tcm(struct iwl_mvm *mvm); 2102 void iwl_mvm_tcm_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 2103 void iwl_mvm_tcm_rm_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 2104 u8 iwl_mvm_tcm_load_percentage(u32 airtime, u32 elapsed); 2105 2106 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error); 2107 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm, 2108 struct ieee80211_vif *vif, 2109 bool tdls, bool cmd_q); 2110 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 2111 const char *errmsg); 2112 void iwl_mvm_event_frame_timeout_callback(struct iwl_mvm *mvm, 2113 struct ieee80211_vif *vif, 2114 const struct ieee80211_sta *sta, 2115 u16 tid); 2116 2117 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b); 2118 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm); 2119 #ifdef CONFIG_IWLWIFI_DEBUGFS 2120 void iwl_mvm_sta_add_debugfs(struct ieee80211_hw *hw, 2121 struct ieee80211_vif *vif, 2122 struct ieee80211_sta *sta, 2123 struct dentry *dir); 2124 #endif 2125 2126 /* Channel info utils */ 2127 static inline bool iwl_mvm_has_ultra_hb_channel(struct iwl_mvm *mvm) 2128 { 2129 return fw_has_capa(&mvm->fw->ucode_capa, 2130 IWL_UCODE_TLV_CAPA_ULTRA_HB_CHANNELS); 2131 } 2132 2133 static inline void *iwl_mvm_chan_info_cmd_tail(struct iwl_mvm *mvm, 2134 struct iwl_fw_channel_info *ci) 2135 { 2136 return (u8 *)ci + (iwl_mvm_has_ultra_hb_channel(mvm) ? 2137 sizeof(struct iwl_fw_channel_info) : 2138 sizeof(struct iwl_fw_channel_info_v1)); 2139 } 2140 2141 static inline size_t iwl_mvm_chan_info_padding(struct iwl_mvm *mvm) 2142 { 2143 return iwl_mvm_has_ultra_hb_channel(mvm) ? 0 : 2144 sizeof(struct iwl_fw_channel_info) - 2145 sizeof(struct iwl_fw_channel_info_v1); 2146 } 2147 2148 static inline void iwl_mvm_set_chan_info(struct iwl_mvm *mvm, 2149 struct iwl_fw_channel_info *ci, 2150 u32 chan, u8 band, u8 width, 2151 u8 ctrl_pos) 2152 { 2153 if (iwl_mvm_has_ultra_hb_channel(mvm)) { 2154 ci->channel = cpu_to_le32(chan); 2155 ci->band = band; 2156 ci->width = width; 2157 ci->ctrl_pos = ctrl_pos; 2158 } else { 2159 struct iwl_fw_channel_info_v1 *ci_v1 = 2160 (struct iwl_fw_channel_info_v1 *)ci; 2161 2162 ci_v1->channel = chan; 2163 ci_v1->band = band; 2164 ci_v1->width = width; 2165 ci_v1->ctrl_pos = ctrl_pos; 2166 } 2167 } 2168 2169 static inline void 2170 iwl_mvm_set_chan_info_chandef(struct iwl_mvm *mvm, 2171 struct iwl_fw_channel_info *ci, 2172 struct cfg80211_chan_def *chandef) 2173 { 2174 iwl_mvm_set_chan_info(mvm, ci, chandef->chan->hw_value, 2175 (chandef->chan->band == NL80211_BAND_2GHZ ? 2176 PHY_BAND_24 : PHY_BAND_5), 2177 iwl_mvm_get_channel_width(chandef), 2178 iwl_mvm_get_ctrl_pos(chandef)); 2179 } 2180 2181 #endif /* __IWL_MVM_H__ */ 2182