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 - 2014 Intel Mobile Communications GmbH 10 * 11 * This program is free software; you can redistribute it and/or modify 12 * it under the terms of version 2 of the GNU General Public License as 13 * published by the Free Software Foundation. 14 * 15 * This program is distributed in the hope that it will be useful, but 16 * WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 18 * General Public License for more details. 19 * 20 * You should have received a copy of the GNU General Public License 21 * along with this program; if not, write to the Free Software 22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, 23 * USA 24 * 25 * The full GNU General Public License is included in this distribution 26 * in the file called COPYING. 27 * 28 * Contact Information: 29 * Intel Linux Wireless <ilw@linux.intel.com> 30 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 31 * 32 * BSD LICENSE 33 * 34 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. 35 * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH 36 * All rights reserved. 37 * 38 * Redistribution and use in source and binary forms, with or without 39 * modification, are permitted provided that the following conditions 40 * are met: 41 * 42 * * Redistributions of source code must retain the above copyright 43 * notice, this list of conditions and the following disclaimer. 44 * * Redistributions in binary form must reproduce the above copyright 45 * notice, this list of conditions and the following disclaimer in 46 * the documentation and/or other materials provided with the 47 * distribution. 48 * * Neither the name Intel Corporation nor the names of its 49 * contributors may be used to endorse or promote products derived 50 * from this software without specific prior written permission. 51 * 52 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 53 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 54 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 55 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 56 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 57 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 58 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 59 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 60 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 61 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 62 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 63 * 64 *****************************************************************************/ 65 66#ifndef __IWL_MVM_H__ 67#define __IWL_MVM_H__ 68 69#include <linux/list.h> 70#include <linux/spinlock.h> 71#include <linux/leds.h> 72#include <linux/in6.h> 73 74#include "iwl-op-mode.h" 75#include "iwl-trans.h" 76#include "iwl-notif-wait.h" 77#include "iwl-eeprom-parse.h" 78#include "iwl-fw-file.h" 79#include "sta.h" 80#include "fw-api.h" 81#include "constants.h" 82 83#define IWL_INVALID_MAC80211_QUEUE 0xff 84#define IWL_MVM_MAX_ADDRESSES 5 85/* RSSI offset for WkP */ 86#define IWL_RSSI_OFFSET 50 87#define IWL_MVM_MISSED_BEACONS_THRESHOLD 8 88/* A TimeUnit is 1024 microsecond */ 89#define MSEC_TO_TU(_msec) (_msec*1000/1024) 90 91/* For GO, this value represents the number of TUs before CSA "beacon 92 * 0" TBTT when the CSA time-event needs to be scheduled to start. It 93 * must be big enough to ensure that we switch in time. 94 */ 95#define IWL_MVM_CHANNEL_SWITCH_TIME_GO 40 96 97/* For client, this value represents the number of TUs before CSA 98 * "beacon 1" TBTT, instead. This is because we don't know when the 99 * GO/AP will be in the new channel, so we switch early enough. 100 */ 101#define IWL_MVM_CHANNEL_SWITCH_TIME_CLIENT 10 102 103/* 104 * This value (in TUs) is used to fine tune the CSA NoA end time which should 105 * be just before "beacon 0" TBTT. 106 */ 107#define IWL_MVM_CHANNEL_SWITCH_MARGIN 4 108 109/* 110 * Number of beacons to transmit on a new channel until we unblock tx to 111 * the stations, even if we didn't identify them on a new channel 112 */ 113#define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3 114 115extern const struct ieee80211_ops iwl_mvm_hw_ops; 116 117/** 118 * struct iwl_mvm_mod_params - module parameters for iwlmvm 119 * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted. 120 * We will register to mac80211 to have testmode working. The NIC must not 121 * be up'ed after the INIT fw asserted. This is useful to be able to use 122 * proprietary tools over testmode to debug the INIT fw. 123 * @tfd_q_hang_detect: enabled the detection of hung transmit queues 124 * @power_scheme: CAM(Continuous Active Mode)-1, BPS(Balanced Power 125 * Save)-2(default), LP(Low Power)-3 126 */ 127struct iwl_mvm_mod_params { 128 bool init_dbg; 129 bool tfd_q_hang_detect; 130 int power_scheme; 131}; 132extern struct iwl_mvm_mod_params iwlmvm_mod_params; 133 134/** 135 * struct iwl_mvm_dump_ptrs - set of pointers needed for the fw-error-dump 136 * 137 * @op_mode_ptr: pointer to the buffer coming from the mvm op_mode 138 * @trans_ptr: pointer to struct %iwl_trans_dump_data which contains the 139 * transport's data. 140 * @trans_len: length of the valid data in trans_ptr 141 * @op_mode_len: length of the valid data in op_mode_ptr 142 */ 143struct iwl_mvm_dump_ptrs { 144 struct iwl_trans_dump_data *trans_ptr; 145 void *op_mode_ptr; 146 u32 op_mode_len; 147}; 148 149/** 150 * struct iwl_mvm_dump_desc - describes the dump 151 * @len: length of trig_desc->data 152 * @trig_desc: the description of the dump 153 */ 154struct iwl_mvm_dump_desc { 155 size_t len; 156 /* must be last */ 157 struct iwl_fw_error_dump_trigger_desc trig_desc; 158}; 159 160extern struct iwl_mvm_dump_desc iwl_mvm_dump_desc_assert; 161 162struct iwl_mvm_phy_ctxt { 163 u16 id; 164 u16 color; 165 u32 ref; 166 167 /* 168 * TODO: This should probably be removed. Currently here only for rate 169 * scaling algorithm 170 */ 171 struct ieee80211_channel *channel; 172}; 173 174struct iwl_mvm_time_event_data { 175 struct ieee80211_vif *vif; 176 struct list_head list; 177 unsigned long end_jiffies; 178 u32 duration; 179 bool running; 180 u32 uid; 181 182 /* 183 * The access to the 'id' field must be done when the 184 * mvm->time_event_lock is held, as it value is used to indicate 185 * if the te is in the time event list or not (when id == TE_MAX) 186 */ 187 u32 id; 188}; 189 190 /* Power management */ 191 192/** 193 * enum iwl_power_scheme 194 * @IWL_POWER_LEVEL_CAM - Continuously Active Mode 195 * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default) 196 * @IWL_POWER_LEVEL_LP - Low Power 197 */ 198enum iwl_power_scheme { 199 IWL_POWER_SCHEME_CAM = 1, 200 IWL_POWER_SCHEME_BPS, 201 IWL_POWER_SCHEME_LP 202}; 203 204#define IWL_CONN_MAX_LISTEN_INTERVAL 10 205#define IWL_UAPSD_MAX_SP IEEE80211_WMM_IE_STA_QOSINFO_SP_2 206 207#ifdef CONFIG_IWLWIFI_DEBUGFS 208enum iwl_dbgfs_pm_mask { 209 MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0), 210 MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1), 211 MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2), 212 MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3), 213 MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4), 214 MVM_DEBUGFS_PM_LPRX_ENA = BIT(6), 215 MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7), 216 MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8), 217 MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9), 218 MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10), 219}; 220 221struct iwl_dbgfs_pm { 222 u16 keep_alive_seconds; 223 u32 rx_data_timeout; 224 u32 tx_data_timeout; 225 bool skip_over_dtim; 226 u8 skip_dtim_periods; 227 bool lprx_ena; 228 u32 lprx_rssi_threshold; 229 bool snooze_ena; 230 bool uapsd_misbehaving; 231 bool use_ps_poll; 232 int mask; 233}; 234 235/* beacon filtering */ 236 237enum iwl_dbgfs_bf_mask { 238 MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0), 239 MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1), 240 MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2), 241 MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3), 242 MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4), 243 MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5), 244 MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6), 245 MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7), 246 MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8), 247 MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9), 248 MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10), 249}; 250 251struct iwl_dbgfs_bf { 252 u32 bf_energy_delta; 253 u32 bf_roaming_energy_delta; 254 u32 bf_roaming_state; 255 u32 bf_temp_threshold; 256 u32 bf_temp_fast_filter; 257 u32 bf_temp_slow_filter; 258 u32 bf_enable_beacon_filter; 259 u32 bf_debug_flag; 260 u32 bf_escape_timer; 261 u32 ba_escape_timer; 262 u32 ba_enable_beacon_abort; 263 int mask; 264}; 265#endif 266 267enum iwl_mvm_smps_type_request { 268 IWL_MVM_SMPS_REQ_BT_COEX, 269 IWL_MVM_SMPS_REQ_TT, 270 IWL_MVM_SMPS_REQ_PROT, 271 NUM_IWL_MVM_SMPS_REQ, 272}; 273 274enum iwl_mvm_ref_type { 275 IWL_MVM_REF_UCODE_DOWN, 276 IWL_MVM_REF_SCAN, 277 IWL_MVM_REF_ROC, 278 IWL_MVM_REF_ROC_AUX, 279 IWL_MVM_REF_P2P_CLIENT, 280 IWL_MVM_REF_AP_IBSS, 281 IWL_MVM_REF_USER, 282 IWL_MVM_REF_TX, 283 IWL_MVM_REF_TX_AGG, 284 IWL_MVM_REF_ADD_IF, 285 IWL_MVM_REF_START_AP, 286 IWL_MVM_REF_BSS_CHANGED, 287 IWL_MVM_REF_PREPARE_TX, 288 IWL_MVM_REF_PROTECT_TDLS, 289 IWL_MVM_REF_CHECK_CTKILL, 290 IWL_MVM_REF_PRPH_READ, 291 IWL_MVM_REF_PRPH_WRITE, 292 IWL_MVM_REF_NMI, 293 IWL_MVM_REF_TM_CMD, 294 IWL_MVM_REF_EXIT_WORK, 295 IWL_MVM_REF_PROTECT_CSA, 296 IWL_MVM_REF_FW_DBG_COLLECT, 297 298 /* update debugfs.c when changing this */ 299 300 IWL_MVM_REF_COUNT, 301}; 302 303enum iwl_bt_force_ant_mode { 304 BT_FORCE_ANT_DIS = 0, 305 BT_FORCE_ANT_AUTO, 306 BT_FORCE_ANT_BT, 307 BT_FORCE_ANT_WIFI, 308 309 BT_FORCE_ANT_MAX, 310}; 311 312/** 313* struct iwl_mvm_vif_bf_data - beacon filtering related data 314* @bf_enabled: indicates if beacon filtering is enabled 315* @ba_enabled: indicated if beacon abort is enabled 316* @ave_beacon_signal: average beacon signal 317* @last_cqm_event: rssi of the last cqm event 318* @bt_coex_min_thold: minimum threshold for BT coex 319* @bt_coex_max_thold: maximum threshold for BT coex 320* @last_bt_coex_event: rssi of the last BT coex event 321*/ 322struct iwl_mvm_vif_bf_data { 323 bool bf_enabled; 324 bool ba_enabled; 325 s8 ave_beacon_signal; 326 s8 last_cqm_event; 327 s8 bt_coex_min_thold; 328 s8 bt_coex_max_thold; 329 s8 last_bt_coex_event; 330}; 331 332/** 333 * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context 334 * @id: between 0 and 3 335 * @color: to solve races upon MAC addition and removal 336 * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA 337 * @bssid: BSSID for this (client) interface 338 * @associated: indicates that we're currently associated, used only for 339 * managing the firmware state in iwl_mvm_bss_info_changed_station() 340 * @uploaded: indicates the MAC context has been added to the device 341 * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface 342 * should get quota etc. 343 * @pm_enabled - Indicate if MAC power management is allowed 344 * @monitor_active: indicates that monitor context is configured, and that the 345 * interface should get quota etc. 346 * @low_latency: indicates that this interface is in low-latency mode 347 * (VMACLowLatencyMode) 348 * @ps_disabled: indicates that this interface requires PS to be disabled 349 * @queue_params: QoS params for this MAC 350 * @bcast_sta: station used for broadcast packets. Used by the following 351 * vifs: P2P_DEVICE, GO and AP. 352 * @beacon_skb: the skb used to hold the AP/GO beacon template 353 * @smps_requests: the SMPS requests of different parts of the driver, 354 * combined on update to yield the overall request to mac80211. 355 * @beacon_stats: beacon statistics, containing the # of received beacons, 356 * # of received beacons accumulated over FW restart, and the current 357 * average signal of beacons retrieved from the firmware 358 * @csa_failed: CSA failed to schedule time event, report an error later 359 */ 360struct iwl_mvm_vif { 361 struct iwl_mvm *mvm; 362 u16 id; 363 u16 color; 364 u8 ap_sta_id; 365 366 u8 bssid[ETH_ALEN]; 367 bool associated; 368 369 bool uploaded; 370 bool ap_ibss_active; 371 bool pm_enabled; 372 bool monitor_active; 373 bool low_latency; 374 bool ps_disabled; 375 struct iwl_mvm_vif_bf_data bf_data; 376 377 struct { 378 u32 num_beacons, accu_num_beacons; 379 u8 avg_signal; 380 } beacon_stats; 381 382 u32 ap_beacon_time; 383 384 enum iwl_tsf_id tsf_id; 385 386 /* 387 * QoS data from mac80211, need to store this here 388 * as mac80211 has a separate callback but we need 389 * to have the data for the MAC context 390 */ 391 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS]; 392 struct iwl_mvm_time_event_data time_event_data; 393 struct iwl_mvm_time_event_data hs_time_event_data; 394 395 struct iwl_mvm_int_sta bcast_sta; 396 397 /* 398 * Assigned while mac80211 has the interface in a channel context, 399 * or, for P2P Device, while it exists. 400 */ 401 struct iwl_mvm_phy_ctxt *phy_ctxt; 402 403#ifdef CONFIG_PM_SLEEP 404 /* WoWLAN GTK rekey data */ 405 struct { 406 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN]; 407 __le64 replay_ctr; 408 bool valid; 409 } rekey_data; 410 411 int tx_key_idx; 412 413 bool seqno_valid; 414 u16 seqno; 415#endif 416 417#if IS_ENABLED(CONFIG_IPV6) 418 /* IPv6 addresses for WoWLAN */ 419 struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX]; 420 int num_target_ipv6_addrs; 421#endif 422 423#ifdef CONFIG_IWLWIFI_DEBUGFS 424 struct dentry *dbgfs_dir; 425 struct dentry *dbgfs_slink; 426 struct iwl_dbgfs_pm dbgfs_pm; 427 struct iwl_dbgfs_bf dbgfs_bf; 428 struct iwl_mac_power_cmd mac_pwr_cmd; 429#endif 430 431 enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ]; 432 433 /* FW identified misbehaving AP */ 434 u8 uapsd_misbehaving_bssid[ETH_ALEN]; 435 436 /* Indicates that CSA countdown may be started */ 437 bool csa_countdown; 438 bool csa_failed; 439}; 440 441static inline struct iwl_mvm_vif * 442iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif) 443{ 444 return (void *)vif->drv_priv; 445} 446 447extern const u8 tid_to_mac80211_ac[]; 448 449enum iwl_scan_status { 450 IWL_MVM_SCAN_NONE, 451 IWL_MVM_SCAN_OS, 452 IWL_MVM_SCAN_SCHED, 453}; 454 455/** 456 * struct iwl_nvm_section - describes an NVM section in memory. 457 * 458 * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD, 459 * and saved for later use by the driver. Not all NVM sections are saved 460 * this way, only the needed ones. 461 */ 462struct iwl_nvm_section { 463 u16 length; 464 const u8 *data; 465}; 466 467/* 468 * Tx-backoff threshold 469 * @temperature: The threshold in Celsius 470 * @backoff: The tx-backoff in uSec 471 */ 472struct iwl_tt_tx_backoff { 473 s32 temperature; 474 u32 backoff; 475}; 476 477#define TT_TX_BACKOFF_SIZE 6 478 479/** 480 * struct iwl_tt_params - thermal throttling parameters 481 * @ct_kill_entry: CT Kill entry threshold 482 * @ct_kill_exit: CT Kill exit threshold 483 * @ct_kill_duration: The time intervals (in uSec) in which the driver needs 484 * to checks whether to exit CT Kill. 485 * @dynamic_smps_entry: Dynamic SMPS entry threshold 486 * @dynamic_smps_exit: Dynamic SMPS exit threshold 487 * @tx_protection_entry: TX protection entry threshold 488 * @tx_protection_exit: TX protection exit threshold 489 * @tx_backoff: Array of thresholds for tx-backoff , in ascending order. 490 * @support_ct_kill: Support CT Kill? 491 * @support_dynamic_smps: Support dynamic SMPS? 492 * @support_tx_protection: Support tx protection? 493 * @support_tx_backoff: Support tx-backoff? 494 */ 495struct iwl_tt_params { 496 s32 ct_kill_entry; 497 s32 ct_kill_exit; 498 u32 ct_kill_duration; 499 s32 dynamic_smps_entry; 500 s32 dynamic_smps_exit; 501 s32 tx_protection_entry; 502 s32 tx_protection_exit; 503 struct iwl_tt_tx_backoff tx_backoff[TT_TX_BACKOFF_SIZE]; 504 bool support_ct_kill; 505 bool support_dynamic_smps; 506 bool support_tx_protection; 507 bool support_tx_backoff; 508}; 509 510/** 511 * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure 512 * @ct_kill_exit: worker to exit thermal kill 513 * @dynamic_smps: Is thermal throttling enabled dynamic_smps? 514 * @tx_backoff: The current thremal throttling tx backoff in uSec. 515 * @min_backoff: The minimal tx backoff due to power restrictions 516 * @params: Parameters to configure the thermal throttling algorithm. 517 * @throttle: Is thermal throttling is active? 518 */ 519struct iwl_mvm_tt_mgmt { 520 struct delayed_work ct_kill_exit; 521 bool dynamic_smps; 522 u32 tx_backoff; 523 u32 min_backoff; 524 const struct iwl_tt_params *params; 525 bool throttle; 526}; 527 528#define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8 529 530struct iwl_mvm_frame_stats { 531 u32 legacy_frames; 532 u32 ht_frames; 533 u32 vht_frames; 534 u32 bw_20_frames; 535 u32 bw_40_frames; 536 u32 bw_80_frames; 537 u32 bw_160_frames; 538 u32 sgi_frames; 539 u32 ngi_frames; 540 u32 siso_frames; 541 u32 mimo2_frames; 542 u32 agg_frames; 543 u32 ampdu_count; 544 u32 success_frames; 545 u32 fail_frames; 546 u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES]; 547 int last_frame_idx; 548}; 549 550enum { 551 D0I3_DEFER_WAKEUP, 552 D0I3_PENDING_WAKEUP, 553}; 554 555#define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff 556#define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100 557#define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200 558 559enum iwl_mvm_tdls_cs_state { 560 IWL_MVM_TDLS_SW_IDLE = 0, 561 IWL_MVM_TDLS_SW_REQ_SENT, 562 IWL_MVM_TDLS_SW_RESP_RCVD, 563 IWL_MVM_TDLS_SW_REQ_RCVD, 564 IWL_MVM_TDLS_SW_ACTIVE, 565}; 566 567struct iwl_mvm_shared_mem_cfg { 568 u32 shared_mem_addr; 569 u32 shared_mem_size; 570 u32 sample_buff_addr; 571 u32 sample_buff_size; 572 u32 txfifo_addr; 573 u32 txfifo_size[TX_FIFO_MAX_NUM]; 574 u32 rxfifo_size[RX_FIFO_MAX_NUM]; 575 u32 page_buff_addr; 576 u32 page_buff_size; 577}; 578 579struct iwl_mvm { 580 /* for logger access */ 581 struct device *dev; 582 583 struct iwl_trans *trans; 584 const struct iwl_fw *fw; 585 const struct iwl_cfg *cfg; 586 struct iwl_phy_db *phy_db; 587 struct ieee80211_hw *hw; 588 589 /* for protecting access to iwl_mvm */ 590 struct mutex mutex; 591 struct list_head async_handlers_list; 592 spinlock_t async_handlers_lock; 593 struct work_struct async_handlers_wk; 594 595 struct work_struct roc_done_wk; 596 597 unsigned long status; 598 599 /* 600 * for beacon filtering - 601 * currently only one interface can be supported 602 */ 603 struct iwl_mvm_vif *bf_allowed_vif; 604 605 enum iwl_ucode_type cur_ucode; 606 bool ucode_loaded; 607 bool calibrating; 608 u32 error_event_table; 609 u32 log_event_table; 610 u32 umac_error_event_table; 611 bool support_umac_log; 612 struct iwl_sf_region sf_space; 613 614 u32 ampdu_ref; 615 616 struct iwl_notif_wait_data notif_wait; 617 618 struct mvm_statistics_rx rx_stats; 619 620 struct { 621 u64 rx_time; 622 u64 tx_time; 623 u64 on_time_rf; 624 u64 on_time_scan; 625 } radio_stats, accu_radio_stats; 626 627 u8 queue_to_mac80211[IWL_MAX_HW_QUEUES]; 628 atomic_t mac80211_queue_stop_count[IEEE80211_MAX_QUEUES]; 629 630 const char *nvm_file_name; 631 struct iwl_nvm_data *nvm_data; 632 /* NVM sections */ 633 struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS]; 634 635 /* EEPROM MAC addresses */ 636 struct mac_address addresses[IWL_MVM_MAX_ADDRESSES]; 637 638 /* data related to data path */ 639 struct iwl_rx_phy_info last_phy_info; 640 struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT]; 641 struct work_struct sta_drained_wk; 642 unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)]; 643 atomic_t pending_frames[IWL_MVM_STATION_COUNT]; 644 u32 tfd_drained[IWL_MVM_STATION_COUNT]; 645 u8 rx_ba_sessions; 646 647 /* configured by mac80211 */ 648 u32 rts_threshold; 649 650 /* Scan status, cmd (pre-allocated) and auxiliary station */ 651 enum iwl_scan_status scan_status; 652 void *scan_cmd; 653 struct iwl_mcast_filter_cmd *mcast_filter_cmd; 654 655 /* UMAC scan tracking */ 656 u32 scan_uid[IWL_MVM_MAX_SIMULTANEOUS_SCANS]; 657 u8 scan_seq_num, sched_scan_seq_num; 658 659 /* rx chain antennas set through debugfs for the scan command */ 660 u8 scan_rx_ant; 661 662#ifdef CONFIG_IWLWIFI_BCAST_FILTERING 663 /* broadcast filters to configure for each associated station */ 664 const struct iwl_fw_bcast_filter *bcast_filters; 665#ifdef CONFIG_IWLWIFI_DEBUGFS 666 struct { 667 u32 override; /* u32 for debugfs_create_bool */ 668 struct iwl_bcast_filter_cmd cmd; 669 } dbgfs_bcast_filtering; 670#endif 671#endif 672 673 /* Internal station */ 674 struct iwl_mvm_int_sta aux_sta; 675 676 bool last_ebs_successful; 677 678 u8 scan_last_antenna_idx; /* to toggle TX between antennas */ 679 u8 mgmt_last_antenna_idx; 680 681 /* last smart fifo state that was successfully sent to firmware */ 682 enum iwl_sf_state sf_state; 683 684#ifdef CONFIG_IWLWIFI_DEBUGFS 685 struct dentry *debugfs_dir; 686 u32 dbgfs_sram_offset, dbgfs_sram_len; 687 u32 dbgfs_prph_reg_addr; 688 bool disable_power_off; 689 bool disable_power_off_d3; 690 691 u32 scan_iter_notif_enabled; /* must be u32 for debugfs_create_bool */ 692 693 struct debugfs_blob_wrapper nvm_hw_blob; 694 struct debugfs_blob_wrapper nvm_sw_blob; 695 struct debugfs_blob_wrapper nvm_calib_blob; 696 struct debugfs_blob_wrapper nvm_prod_blob; 697 698 struct iwl_mvm_frame_stats drv_rx_stats; 699 spinlock_t drv_stats_lock; 700 u16 dbgfs_rx_phyinfo; 701#endif 702 703 struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX]; 704 705 struct list_head time_event_list; 706 spinlock_t time_event_lock; 707 708 /* 709 * A bitmap indicating the index of the key in use. The firmware 710 * can hold 16 keys at most. Reflect this fact. 711 */ 712 unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)]; 713 714 /* references taken by the driver and spinlock protecting them */ 715 spinlock_t refs_lock; 716 u8 refs[IWL_MVM_REF_COUNT]; 717 718 u8 vif_count; 719 720 /* -1 for always, 0 for never, >0 for that many times */ 721 s8 restart_fw; 722 u8 fw_dbg_conf; 723 struct delayed_work fw_dump_wk; 724 struct iwl_mvm_dump_desc *fw_dump_desc; 725 726#ifdef CONFIG_IWLWIFI_LEDS 727 struct led_classdev led; 728#endif 729 730 struct ieee80211_vif *p2p_device_vif; 731 732#ifdef CONFIG_PM_SLEEP 733 struct wiphy_wowlan_support wowlan; 734 int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen; 735 736 /* sched scan settings for net detect */ 737 struct cfg80211_sched_scan_request *nd_config; 738 struct ieee80211_scan_ies nd_ies; 739 struct cfg80211_match_set *nd_match_sets; 740 int n_nd_match_sets; 741 struct ieee80211_channel **nd_channels; 742 int n_nd_channels; 743 bool net_detect; 744#ifdef CONFIG_IWLWIFI_DEBUGFS 745 u32 d3_wake_sysassert; /* must be u32 for debugfs_create_bool */ 746 bool d3_test_active; 747 bool store_d3_resume_sram; 748 void *d3_resume_sram; 749 u32 d3_test_pme_ptr; 750 struct ieee80211_vif *keep_vif; 751 u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */ 752#endif 753#endif 754 755 /* d0i3 */ 756 u8 d0i3_ap_sta_id; 757 bool d0i3_offloading; 758 struct work_struct d0i3_exit_work; 759 struct sk_buff_head d0i3_tx; 760 /* protect d0i3_suspend_flags */ 761 struct mutex d0i3_suspend_mutex; 762 unsigned long d0i3_suspend_flags; 763 /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */ 764 spinlock_t d0i3_tx_lock; 765 wait_queue_head_t d0i3_exit_waitq; 766 767 /* BT-Coex */ 768 u8 bt_ack_kill_msk[NUM_PHY_CTX]; 769 u8 bt_cts_kill_msk[NUM_PHY_CTX]; 770 771 struct iwl_bt_coex_profile_notif_old last_bt_notif_old; 772 struct iwl_bt_coex_ci_cmd_old last_bt_ci_cmd_old; 773 struct iwl_bt_coex_profile_notif last_bt_notif; 774 struct iwl_bt_coex_ci_cmd last_bt_ci_cmd; 775 776 u32 last_ant_isol; 777 u8 last_corun_lut; 778 u8 bt_tx_prio; 779 enum iwl_bt_force_ant_mode bt_force_ant_mode; 780 781 /* Aux ROC */ 782 struct list_head aux_roc_te_list; 783 784 /* Thermal Throttling and CTkill */ 785 struct iwl_mvm_tt_mgmt thermal_throttle; 786 s32 temperature; /* Celsius */ 787 /* 788 * Debug option to set the NIC temperature. This option makes the 789 * driver think this is the actual NIC temperature, and ignore the 790 * real temperature that is received from the fw 791 */ 792 bool temperature_test; /* Debug test temperature is enabled */ 793 794 struct iwl_time_quota_cmd last_quota_cmd; 795 796#ifdef CONFIG_NL80211_TESTMODE 797 u32 noa_duration; 798 struct ieee80211_vif *noa_vif; 799#endif 800 801 /* Tx queues */ 802 u8 aux_queue; 803 u8 first_agg_queue; 804 u8 last_agg_queue; 805 806 /* Indicate if device power save is allowed */ 807 u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */ 808 809 struct ieee80211_vif __rcu *csa_vif; 810 struct ieee80211_vif __rcu *csa_tx_blocked_vif; 811 u8 csa_tx_block_bcn_timeout; 812 813 /* system time of last beacon (for AP/GO interface) */ 814 u32 ap_last_beacon_gp2; 815 816 bool lar_regdom_set; 817 enum iwl_mcc_source mcc_src; 818 819 u8 low_latency_agg_frame_limit; 820 821 /* TDLS channel switch data */ 822 struct { 823 struct delayed_work dwork; 824 enum iwl_mvm_tdls_cs_state state; 825 826 /* 827 * Current cs sta - might be different from periodic cs peer 828 * station. Value is meaningless when the cs-state is idle. 829 */ 830 u8 cur_sta_id; 831 832 /* TDLS periodic channel-switch peer */ 833 struct { 834 u8 sta_id; 835 u8 op_class; 836 bool initiator; /* are we the link initiator */ 837 struct cfg80211_chan_def chandef; 838 struct sk_buff *skb; /* ch sw template */ 839 u32 ch_sw_tm_ie; 840 841 /* timestamp of last ch-sw request sent (GP2 time) */ 842 u32 sent_timestamp; 843 } peer; 844 } tdls_cs; 845 846 struct iwl_mvm_shared_mem_cfg shared_mem_cfg; 847}; 848 849/* Extract MVM priv from op_mode and _hw */ 850#define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \ 851 ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific) 852 853#define IWL_MAC80211_GET_MVM(_hw) \ 854 IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv)) 855 856enum iwl_mvm_status { 857 IWL_MVM_STATUS_HW_RFKILL, 858 IWL_MVM_STATUS_HW_CTKILL, 859 IWL_MVM_STATUS_ROC_RUNNING, 860 IWL_MVM_STATUS_IN_HW_RESTART, 861 IWL_MVM_STATUS_IN_D0I3, 862 IWL_MVM_STATUS_ROC_AUX_RUNNING, 863 IWL_MVM_STATUS_D3_RECONFIG, 864 IWL_MVM_STATUS_DUMPING_FW_LOG, 865}; 866 867static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm) 868{ 869 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) || 870 test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status); 871} 872 873static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm) 874{ 875 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status); 876} 877 878/* Must be called with rcu_read_lock() held and it can only be 879 * released when mvmsta is not needed anymore. 880 */ 881static inline struct iwl_mvm_sta * 882iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id) 883{ 884 struct ieee80211_sta *sta; 885 886 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id)) 887 return NULL; 888 889 sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]); 890 891 /* This can happen if the station has been removed right now */ 892 if (IS_ERR_OR_NULL(sta)) 893 return NULL; 894 895 return iwl_mvm_sta_from_mac80211(sta); 896} 897 898static inline struct iwl_mvm_sta * 899iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id) 900{ 901 struct ieee80211_sta *sta; 902 903 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id)) 904 return NULL; 905 906 sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id], 907 lockdep_is_held(&mvm->mutex)); 908 909 /* This can happen if the station has been removed right now */ 910 if (IS_ERR_OR_NULL(sta)) 911 return NULL; 912 913 return iwl_mvm_sta_from_mac80211(sta); 914} 915 916static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm) 917{ 918 return mvm->trans->cfg->d0i3 && 919 mvm->trans->d0i3_mode != IWL_D0I3_MODE_OFF && 920 !iwlwifi_mod_params.d0i3_disable && 921 (mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_D0I3_SUPPORT); 922} 923 924static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm) 925{ 926 bool nvm_lar = mvm->nvm_data->lar_enabled; 927 bool tlv_lar = mvm->fw->ucode_capa.capa[0] & 928 IWL_UCODE_TLV_CAPA_LAR_SUPPORT; 929 930 if (iwlwifi_mod_params.lar_disable) 931 return false; 932 933 /* 934 * Enable LAR only if it is supported by the FW (TLV) && 935 * enabled in the NVM 936 */ 937 if (mvm->cfg->device_family == IWL_DEVICE_FAMILY_8000) 938 return nvm_lar && tlv_lar; 939 else 940 return tlv_lar; 941} 942 943static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm) 944{ 945 return mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_WIFI_MCC_UPDATE || 946 mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC; 947} 948 949static inline bool iwl_mvm_is_scd_cfg_supported(struct iwl_mvm *mvm) 950{ 951 return mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_SCD_CFG; 952} 953 954static inline bool iwl_mvm_bt_is_plcr_supported(struct iwl_mvm *mvm) 955{ 956 return (mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_BT_COEX_PLCR) && 957 IWL_MVM_BT_COEX_CORUNNING; 958} 959 960static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm) 961{ 962 return (mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_BT_COEX_RRC) && 963 IWL_MVM_BT_COEX_RRC; 964} 965 966extern const u8 iwl_mvm_ac_to_tx_fifo[]; 967 968struct iwl_rate_info { 969 u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */ 970 u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */ 971 u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */ 972 u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */ 973 u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */ 974}; 975 976void __iwl_mvm_mac_stop(struct iwl_mvm *mvm); 977int __iwl_mvm_mac_start(struct iwl_mvm *mvm); 978 979/****************** 980 * MVM Methods 981 ******************/ 982/* uCode */ 983int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm); 984 985/* Utils */ 986int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags, 987 enum ieee80211_band band); 988void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags, 989 enum ieee80211_band band, 990 struct ieee80211_tx_rate *r); 991u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx); 992void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm); 993u8 first_antenna(u8 mask); 994u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx); 995 996/* Tx / Host Commands */ 997int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm, 998 struct iwl_host_cmd *cmd); 999int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u8 id, 1000 u32 flags, u16 len, const void *data); 1001int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm, 1002 struct iwl_host_cmd *cmd, 1003 u32 *status); 1004int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u8 id, 1005 u16 len, const void *data, 1006 u32 *status); 1007int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb, 1008 struct ieee80211_sta *sta); 1009int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb); 1010void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb, 1011 struct iwl_tx_cmd *tx_cmd, 1012 struct ieee80211_tx_info *info, u8 sta_id); 1013void iwl_mvm_set_tx_cmd_crypto(struct iwl_mvm *mvm, 1014 struct ieee80211_tx_info *info, 1015 struct iwl_tx_cmd *tx_cmd, 1016 struct sk_buff *skb_frag); 1017void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd, 1018 struct ieee80211_tx_info *info, 1019 struct ieee80211_sta *sta, __le16 fc); 1020#ifdef CONFIG_IWLWIFI_DEBUG 1021const char *iwl_mvm_get_tx_fail_reason(u32 status); 1022#else 1023static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; } 1024#endif 1025int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, bool sync); 1026void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm); 1027 1028static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm) 1029{ 1030 flush_work(&mvm->async_handlers_wk); 1031} 1032 1033/* Statistics */ 1034void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm, 1035 struct iwl_rx_packet *pkt); 1036int iwl_mvm_rx_statistics(struct iwl_mvm *mvm, 1037 struct iwl_rx_cmd_buffer *rxb, 1038 struct iwl_device_cmd *cmd); 1039int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear); 1040void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm); 1041 1042/* NVM */ 1043int iwl_nvm_init(struct iwl_mvm *mvm, bool read_nvm_from_nic); 1044int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm); 1045 1046static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm) 1047{ 1048 return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ? 1049 mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant : 1050 mvm->fw->valid_tx_ant; 1051} 1052 1053static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm) 1054{ 1055 return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ? 1056 mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant : 1057 mvm->fw->valid_rx_ant; 1058} 1059 1060static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm) 1061{ 1062 u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN | 1063 FW_PHY_CFG_RX_CHAIN); 1064 u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm); 1065 u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm); 1066 1067 phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS | 1068 valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS; 1069 1070 return mvm->fw->phy_config & phy_config; 1071} 1072 1073int iwl_mvm_up(struct iwl_mvm *mvm); 1074int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm); 1075 1076int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm); 1077bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm, 1078 struct iwl_bcast_filter_cmd *cmd); 1079 1080/* 1081 * FW notifications / CMD responses handlers 1082 * Convention: iwl_mvm_rx_<NAME OF THE CMD> 1083 */ 1084int iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, 1085 struct iwl_device_cmd *cmd); 1086int iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, 1087 struct iwl_device_cmd *cmd); 1088int iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, 1089 struct iwl_device_cmd *cmd); 1090int iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, 1091 struct iwl_device_cmd *cmd); 1092int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, 1093 struct iwl_device_cmd *cmd); 1094int iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm, 1095 struct iwl_rx_cmd_buffer *rxb, 1096 struct iwl_device_cmd *cmd); 1097int iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, 1098 struct iwl_device_cmd *cmd); 1099int iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm, 1100 struct iwl_rx_cmd_buffer *rxb, 1101 struct iwl_device_cmd *cmd); 1102int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, 1103 struct iwl_device_cmd *cmd); 1104int iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, 1105 struct iwl_device_cmd *cmd); 1106int iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm, 1107 struct iwl_rx_cmd_buffer *rxb, 1108 struct iwl_device_cmd *cmd); 1109 1110/* MVM PHY */ 1111int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, 1112 struct cfg80211_chan_def *chandef, 1113 u8 chains_static, u8 chains_dynamic); 1114int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, 1115 struct cfg80211_chan_def *chandef, 1116 u8 chains_static, u8 chains_dynamic); 1117void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm, 1118 struct iwl_mvm_phy_ctxt *ctxt); 1119void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm, 1120 struct iwl_mvm_phy_ctxt *ctxt); 1121int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm); 1122u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef); 1123u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef); 1124 1125/* MAC (virtual interface) programming */ 1126int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1127void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1128int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1129int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1130 bool force_assoc_off, const u8 *bssid_override); 1131int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1132u32 iwl_mvm_mac_get_queues_mask(struct ieee80211_vif *vif); 1133int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm, 1134 struct ieee80211_vif *vif); 1135int iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm, 1136 struct iwl_rx_cmd_buffer *rxb, 1137 struct iwl_device_cmd *cmd); 1138int iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm, 1139 struct iwl_rx_cmd_buffer *rxb, 1140 struct iwl_device_cmd *cmd); 1141void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm, 1142 struct ieee80211_vif *vif); 1143unsigned long iwl_mvm_get_used_hw_queues(struct iwl_mvm *mvm, 1144 struct ieee80211_vif *exclude_vif); 1145 1146/* Bindings */ 1147int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1148int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1149 1150/* Quota management */ 1151int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload, 1152 struct ieee80211_vif *disabled_vif); 1153 1154/* Scanning */ 1155int iwl_mvm_scan_size(struct iwl_mvm *mvm); 1156int iwl_mvm_cancel_scan(struct iwl_mvm *mvm); 1157int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm, bool is_sched_scan); 1158void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm); 1159 1160/* Scheduled scan */ 1161int iwl_mvm_rx_scan_offload_complete_notif(struct iwl_mvm *mvm, 1162 struct iwl_rx_cmd_buffer *rxb, 1163 struct iwl_device_cmd *cmd); 1164int iwl_mvm_rx_scan_offload_iter_complete_notif(struct iwl_mvm *mvm, 1165 struct iwl_rx_cmd_buffer *rxb, 1166 struct iwl_device_cmd *cmd); 1167int iwl_mvm_config_sched_scan_profiles(struct iwl_mvm *mvm, 1168 struct cfg80211_sched_scan_request *req); 1169int iwl_mvm_scan_offload_start(struct iwl_mvm *mvm, 1170 struct ieee80211_vif *vif, 1171 struct cfg80211_sched_scan_request *req, 1172 struct ieee80211_scan_ies *ies); 1173int iwl_mvm_scan_offload_stop(struct iwl_mvm *mvm, bool notify); 1174int iwl_mvm_rx_scan_offload_results(struct iwl_mvm *mvm, 1175 struct iwl_rx_cmd_buffer *rxb, 1176 struct iwl_device_cmd *cmd); 1177 1178/* Unified scan */ 1179int iwl_mvm_unified_scan_lmac(struct iwl_mvm *mvm, 1180 struct ieee80211_vif *vif, 1181 struct ieee80211_scan_request *req); 1182int iwl_mvm_unified_sched_scan_lmac(struct iwl_mvm *mvm, 1183 struct ieee80211_vif *vif, 1184 struct cfg80211_sched_scan_request *req, 1185 struct ieee80211_scan_ies *ies); 1186 1187/* UMAC scan */ 1188int iwl_mvm_config_scan(struct iwl_mvm *mvm); 1189int iwl_mvm_scan_umac(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1190 struct ieee80211_scan_request *req); 1191int iwl_mvm_sched_scan_umac(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1192 struct cfg80211_sched_scan_request *req, 1193 struct ieee80211_scan_ies *ies); 1194int iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm, 1195 struct iwl_rx_cmd_buffer *rxb, 1196 struct iwl_device_cmd *cmd); 1197 1198/* MVM debugfs */ 1199#ifdef CONFIG_IWLWIFI_DEBUGFS 1200int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir); 1201void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1202void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1203#else 1204static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, 1205 struct dentry *dbgfs_dir) 1206{ 1207 return 0; 1208} 1209static inline void 1210iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif) 1211{ 1212} 1213static inline void 1214iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif) 1215{ 1216} 1217#endif /* CONFIG_IWLWIFI_DEBUGFS */ 1218 1219/* rate scaling */ 1220int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init); 1221void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg); 1222int rs_pretty_print_rate(char *buf, const u32 rate); 1223void rs_update_last_rssi(struct iwl_mvm *mvm, 1224 struct iwl_lq_sta *lq_sta, 1225 struct ieee80211_rx_status *rx_status); 1226 1227/* power management */ 1228int iwl_mvm_power_update_device(struct iwl_mvm *mvm); 1229int iwl_mvm_power_update_mac(struct iwl_mvm *mvm); 1230int iwl_mvm_power_update_ps(struct iwl_mvm *mvm); 1231int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1232 char *buf, int bufsz); 1233 1234void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1235int iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm, 1236 struct iwl_rx_cmd_buffer *rxb, 1237 struct iwl_device_cmd *cmd); 1238 1239#ifdef CONFIG_IWLWIFI_LEDS 1240int iwl_mvm_leds_init(struct iwl_mvm *mvm); 1241void iwl_mvm_leds_exit(struct iwl_mvm *mvm); 1242#else 1243static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm) 1244{ 1245 return 0; 1246} 1247static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm) 1248{ 1249} 1250#endif 1251 1252/* D3 (WoWLAN, NetDetect) */ 1253int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan); 1254int iwl_mvm_resume(struct ieee80211_hw *hw); 1255void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled); 1256void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw, 1257 struct ieee80211_vif *vif, 1258 struct cfg80211_gtk_rekey_data *data); 1259void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw, 1260 struct ieee80211_vif *vif, 1261 struct inet6_dev *idev); 1262void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw, 1263 struct ieee80211_vif *vif, int idx); 1264extern const struct file_operations iwl_dbgfs_d3_test_ops; 1265#ifdef CONFIG_PM_SLEEP 1266void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, 1267 struct ieee80211_vif *vif); 1268#else 1269static inline void 1270iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif) 1271{ 1272} 1273#endif 1274void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta, 1275 struct iwl_wowlan_config_cmd *cmd); 1276int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm, 1277 struct ieee80211_vif *vif, 1278 bool disable_offloading, 1279 u32 cmd_flags); 1280 1281/* D0i3 */ 1282void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); 1283void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); 1284int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); 1285bool iwl_mvm_ref_taken(struct iwl_mvm *mvm); 1286void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq); 1287int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode); 1288int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode); 1289int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm); 1290 1291/* BT Coex */ 1292int iwl_send_bt_init_conf(struct iwl_mvm *mvm); 1293int iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm, 1294 struct iwl_rx_cmd_buffer *rxb, 1295 struct iwl_device_cmd *cmd); 1296void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1297 enum ieee80211_rssi_event_data); 1298void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm); 1299u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm, 1300 struct ieee80211_sta *sta); 1301bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm, 1302 struct ieee80211_sta *sta); 1303bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant); 1304bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm); 1305bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm, 1306 enum ieee80211_band band); 1307u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr, 1308 struct ieee80211_tx_info *info, u8 ac); 1309 1310bool iwl_mvm_bt_coex_is_shared_ant_avail_old(struct iwl_mvm *mvm); 1311void iwl_mvm_bt_coex_vif_change_old(struct iwl_mvm *mvm); 1312int iwl_send_bt_init_conf_old(struct iwl_mvm *mvm); 1313int iwl_mvm_rx_bt_coex_notif_old(struct iwl_mvm *mvm, 1314 struct iwl_rx_cmd_buffer *rxb, 1315 struct iwl_device_cmd *cmd); 1316void iwl_mvm_bt_rssi_event_old(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1317 enum ieee80211_rssi_event_data); 1318u16 iwl_mvm_coex_agg_time_limit_old(struct iwl_mvm *mvm, 1319 struct ieee80211_sta *sta); 1320bool iwl_mvm_bt_coex_is_mimo_allowed_old(struct iwl_mvm *mvm, 1321 struct ieee80211_sta *sta); 1322bool iwl_mvm_bt_coex_is_tpc_allowed_old(struct iwl_mvm *mvm, 1323 enum ieee80211_band band); 1324int iwl_mvm_rx_ant_coupling_notif_old(struct iwl_mvm *mvm, 1325 struct iwl_rx_cmd_buffer *rxb, 1326 struct iwl_device_cmd *cmd); 1327 1328/* beacon filtering */ 1329#ifdef CONFIG_IWLWIFI_DEBUGFS 1330void 1331iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif, 1332 struct iwl_beacon_filter_cmd *cmd); 1333#else 1334static inline void 1335iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif, 1336 struct iwl_beacon_filter_cmd *cmd) 1337{} 1338#endif 1339int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm, 1340 struct ieee80211_vif *vif, 1341 bool enable, u32 flags); 1342int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm, 1343 struct ieee80211_vif *vif, 1344 u32 flags); 1345int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm, 1346 struct ieee80211_vif *vif, 1347 u32 flags); 1348/* SMPS */ 1349void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1350 enum iwl_mvm_smps_type_request req_type, 1351 enum ieee80211_smps_mode smps_request); 1352bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm); 1353 1354/* Low latency */ 1355int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1356 bool value); 1357/* get SystemLowLatencyMode - only needed for beacon threshold? */ 1358bool iwl_mvm_low_latency(struct iwl_mvm *mvm); 1359/* get VMACLowLatencyMode */ 1360static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif) 1361{ 1362 /* 1363 * should this consider associated/active/... state? 1364 * 1365 * Normally low-latency should only be active on interfaces 1366 * that are active, but at least with debugfs it can also be 1367 * enabled on interfaces that aren't active. However, when 1368 * interface aren't active then they aren't added into the 1369 * binding, so this has no real impact. For now, just return 1370 * the current desired low-latency state. 1371 */ 1372 1373 return mvmvif->low_latency; 1374} 1375 1376/* hw scheduler queue config */ 1377void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, u16 ssn, 1378 const struct iwl_trans_txq_scd_cfg *cfg, 1379 unsigned int wdg_timeout); 1380void iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, u8 flags); 1381 1382static inline 1383void iwl_mvm_enable_ac_txq(struct iwl_mvm *mvm, int queue, 1384 u8 fifo, unsigned int wdg_timeout) 1385{ 1386 struct iwl_trans_txq_scd_cfg cfg = { 1387 .fifo = fifo, 1388 .tid = IWL_MAX_TID_COUNT, 1389 .aggregate = false, 1390 .frame_limit = IWL_FRAME_LIMIT, 1391 }; 1392 1393 iwl_mvm_enable_txq(mvm, queue, 0, &cfg, wdg_timeout); 1394} 1395 1396static inline void iwl_mvm_enable_agg_txq(struct iwl_mvm *mvm, int queue, 1397 int fifo, int sta_id, int tid, 1398 int frame_limit, u16 ssn, 1399 unsigned int wdg_timeout) 1400{ 1401 struct iwl_trans_txq_scd_cfg cfg = { 1402 .fifo = fifo, 1403 .sta_id = sta_id, 1404 .tid = tid, 1405 .frame_limit = frame_limit, 1406 .aggregate = true, 1407 }; 1408 1409 iwl_mvm_enable_txq(mvm, queue, ssn, &cfg, wdg_timeout); 1410} 1411 1412/* Thermal management and CT-kill */ 1413void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff); 1414void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp); 1415int iwl_mvm_temp_notif(struct iwl_mvm *mvm, 1416 struct iwl_rx_cmd_buffer *rxb, 1417 struct iwl_device_cmd *cmd); 1418void iwl_mvm_tt_handler(struct iwl_mvm *mvm); 1419void iwl_mvm_tt_initialize(struct iwl_mvm *mvm, u32 min_backoff); 1420void iwl_mvm_tt_exit(struct iwl_mvm *mvm); 1421void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state); 1422int iwl_mvm_get_temp(struct iwl_mvm *mvm); 1423 1424/* Location Aware Regulatory */ 1425struct iwl_mcc_update_resp * 1426iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2, 1427 enum iwl_mcc_source src_id); 1428int iwl_mvm_init_mcc(struct iwl_mvm *mvm); 1429int iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm, 1430 struct iwl_rx_cmd_buffer *rxb, 1431 struct iwl_device_cmd *cmd); 1432struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy, 1433 const char *alpha2, 1434 enum iwl_mcc_source src_id, 1435 bool *changed); 1436struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm, 1437 bool *changed); 1438int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm); 1439void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm); 1440 1441/* smart fifo */ 1442int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1443 bool added_vif); 1444 1445/* TDLS */ 1446 1447/* 1448 * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present. 1449 * This TID is marked as used vs the AP and all connected TDLS peers. 1450 */ 1451#define IWL_MVM_TDLS_FW_TID 4 1452 1453int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1454void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm); 1455void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1456 bool sta_added); 1457void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw, 1458 struct ieee80211_vif *vif); 1459int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw, 1460 struct ieee80211_vif *vif, 1461 struct ieee80211_sta *sta, u8 oper_class, 1462 struct cfg80211_chan_def *chandef, 1463 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie); 1464void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw, 1465 struct ieee80211_vif *vif, 1466 struct ieee80211_tdls_ch_sw_params *params); 1467void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw, 1468 struct ieee80211_vif *vif, 1469 struct ieee80211_sta *sta); 1470int iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, 1471 struct iwl_device_cmd *cmd); 1472void iwl_mvm_tdls_ch_switch_work(struct work_struct *work); 1473 1474struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm); 1475 1476void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error); 1477void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm); 1478 1479int iwl_mvm_start_fw_dbg_conf(struct iwl_mvm *mvm, u8 id); 1480int iwl_mvm_fw_dbg_collect(struct iwl_mvm *mvm, enum iwl_fw_dbg_trigger trig, 1481 const char *str, size_t len, unsigned int delay); 1482int iwl_mvm_fw_dbg_collect_desc(struct iwl_mvm *mvm, 1483 struct iwl_mvm_dump_desc *desc, 1484 unsigned int delay); 1485void iwl_mvm_free_fw_dump_desc(struct iwl_mvm *mvm); 1486int iwl_mvm_fw_dbg_collect_trig(struct iwl_mvm *mvm, 1487 struct iwl_fw_dbg_trigger_tlv *trigger, 1488 const char *fmt, ...) __printf(3, 4); 1489unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm, 1490 struct ieee80211_vif *vif, 1491 bool tdls, bool cmd_q); 1492void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1493 const char *errmsg); 1494static inline bool 1495iwl_fw_dbg_trigger_vif_match(struct iwl_fw_dbg_trigger_tlv *trig, 1496 struct ieee80211_vif *vif) 1497{ 1498 u32 trig_vif = le32_to_cpu(trig->vif_type); 1499 1500 return trig_vif == IWL_FW_DBG_CONF_VIF_ANY || vif->type == trig_vif; 1501} 1502 1503static inline bool 1504iwl_fw_dbg_trigger_stop_conf_match(struct iwl_mvm *mvm, 1505 struct iwl_fw_dbg_trigger_tlv *trig) 1506{ 1507 return ((trig->mode & IWL_FW_DBG_TRIGGER_STOP) && 1508 (mvm->fw_dbg_conf == FW_DBG_INVALID || 1509 (BIT(mvm->fw_dbg_conf) & le32_to_cpu(trig->stop_conf_ids)))); 1510} 1511 1512static inline bool 1513iwl_fw_dbg_trigger_check_stop(struct iwl_mvm *mvm, 1514 struct ieee80211_vif *vif, 1515 struct iwl_fw_dbg_trigger_tlv *trig) 1516{ 1517 if (vif && !iwl_fw_dbg_trigger_vif_match(trig, vif)) 1518 return false; 1519 1520 return iwl_fw_dbg_trigger_stop_conf_match(mvm, trig); 1521} 1522 1523static inline void 1524iwl_fw_dbg_trigger_simple_stop(struct iwl_mvm *mvm, 1525 struct ieee80211_vif *vif, 1526 enum iwl_fw_dbg_trigger trig) 1527{ 1528 struct iwl_fw_dbg_trigger_tlv *trigger; 1529 1530 if (!iwl_fw_dbg_trigger_enabled(mvm->fw, trig)) 1531 return; 1532 1533 trigger = iwl_fw_dbg_get_trigger(mvm->fw, trig); 1534 if (!iwl_fw_dbg_trigger_check_stop(mvm, vif, trigger)) 1535 return; 1536 1537 iwl_mvm_fw_dbg_collect_trig(mvm, trigger, NULL); 1538} 1539 1540#endif /* __IWL_MVM_H__ */ 1541