drivers/net/wireless/intel/iwlwifi/mvm/mvm.h

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  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         u16 csa_count;
 494         u16 csa_misbehave;
 495         struct delayed_work csa_work;
 496
 497         /* Indicates that we are waiting for a beacon on a new channel */
 498         bool csa_bcn_pending;
 499
 500         /* TCP Checksum Offload */
 501         netdev_features_t features;
 502
 503         struct iwl_probe_resp_data __rcu *probe_resp_data;
 504 };
 505
 506 static inline struct iwl_mvm_vif *
 507 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
 508 {
 509         if (!vif)
 510                 return NULL;
 511         return (void *)vif->drv_priv;
 512 }
 513
 514 extern const u8 tid_to_mac80211_ac[];
 515
 516 #define IWL_MVM_SCAN_STOPPING_SHIFT     8
 517
 518 enum iwl_scan_status {
 519         IWL_MVM_SCAN_REGULAR            = BIT(0),
 520         IWL_MVM_SCAN_SCHED              = BIT(1),
 521         IWL_MVM_SCAN_NETDETECT          = BIT(2),
 522
 523         IWL_MVM_SCAN_STOPPING_REGULAR   = BIT(8),
 524         IWL_MVM_SCAN_STOPPING_SCHED     = BIT(9),
 525         IWL_MVM_SCAN_STOPPING_NETDETECT = BIT(10),
 526
 527         IWL_MVM_SCAN_REGULAR_MASK       = IWL_MVM_SCAN_REGULAR |
 528                                           IWL_MVM_SCAN_STOPPING_REGULAR,
 529         IWL_MVM_SCAN_SCHED_MASK         = IWL_MVM_SCAN_SCHED |
 530                                           IWL_MVM_SCAN_STOPPING_SCHED,
 531         IWL_MVM_SCAN_NETDETECT_MASK     = IWL_MVM_SCAN_NETDETECT |
 532                                           IWL_MVM_SCAN_STOPPING_NETDETECT,
 533
 534         IWL_MVM_SCAN_STOPPING_MASK      = 0xff << IWL_MVM_SCAN_STOPPING_SHIFT,
 535         IWL_MVM_SCAN_MASK               = 0xff,
 536 };
 537
 538 enum iwl_mvm_scan_type {
 539         IWL_SCAN_TYPE_NOT_SET,
 540         IWL_SCAN_TYPE_UNASSOC,
 541         IWL_SCAN_TYPE_WILD,
 542         IWL_SCAN_TYPE_MILD,
 543         IWL_SCAN_TYPE_FRAGMENTED,
 544         IWL_SCAN_TYPE_FAST_BALANCE,
 545 };
 546
 547 enum iwl_mvm_sched_scan_pass_all_states {
 548         SCHED_SCAN_PASS_ALL_DISABLED,
 549         SCHED_SCAN_PASS_ALL_ENABLED,
 550         SCHED_SCAN_PASS_ALL_FOUND,
 551 };
 552
 553 /**
 554  * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
 555  * @ct_kill_exit: worker to exit thermal kill
 556  * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
 557  * @tx_backoff: The current thremal throttling tx backoff in uSec.
 558  * @min_backoff: The minimal tx backoff due to power restrictions
 559  * @params: Parameters to configure the thermal throttling algorithm.
 560  * @throttle: Is thermal throttling is active?
 561  */
 562 struct iwl_mvm_tt_mgmt {
 563         struct delayed_work ct_kill_exit;
 564         bool dynamic_smps;
 565         u32 tx_backoff;
 566         u32 min_backoff;
 567         struct iwl_tt_params params;
 568         bool throttle;
 569 };
 570
 571 #ifdef CONFIG_THERMAL
 572 /**
 573  *struct iwl_mvm_thermal_device - thermal zone related data
 574  * @temp_trips: temperature thresholds for report
 575  * @fw_trips_index: keep indexes to original array - temp_trips
 576  * @tzone: thermal zone device data
 577 */
 578 struct iwl_mvm_thermal_device {
 579         s16 temp_trips[IWL_MAX_DTS_TRIPS];
 580         u8 fw_trips_index[IWL_MAX_DTS_TRIPS];
 581         struct thermal_zone_device *tzone;
 582 };
 583
 584 /*
 585  * struct iwl_mvm_cooling_device
 586  * @cur_state: current state
 587  * @cdev: struct thermal cooling device
 588  */
 589 struct iwl_mvm_cooling_device {
 590         u32 cur_state;
 591         struct thermal_cooling_device *cdev;
 592 };
 593 #endif
 594
 595 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
 596
 597 struct iwl_mvm_frame_stats {
 598         u32 legacy_frames;
 599         u32 ht_frames;
 600         u32 vht_frames;
 601         u32 bw_20_frames;
 602         u32 bw_40_frames;
 603         u32 bw_80_frames;
 604         u32 bw_160_frames;
 605         u32 sgi_frames;
 606         u32 ngi_frames;
 607         u32 siso_frames;
 608         u32 mimo2_frames;
 609         u32 agg_frames;
 610         u32 ampdu_count;
 611         u32 success_frames;
 612         u32 fail_frames;
 613         u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
 614         int last_frame_idx;
 615 };
 616
 617 enum {
 618         D0I3_DEFER_WAKEUP,
 619         D0I3_PENDING_WAKEUP,
 620 };
 621
 622 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff
 623 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100
 624 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200
 625
 626 enum iwl_mvm_tdls_cs_state {
 627         IWL_MVM_TDLS_SW_IDLE = 0,
 628         IWL_MVM_TDLS_SW_REQ_SENT,
 629         IWL_MVM_TDLS_SW_RESP_RCVD,
 630         IWL_MVM_TDLS_SW_REQ_RCVD,
 631         IWL_MVM_TDLS_SW_ACTIVE,
 632 };
 633
 634 enum iwl_mvm_traffic_load {
 635         IWL_MVM_TRAFFIC_LOW,
 636         IWL_MVM_TRAFFIC_MEDIUM,
 637         IWL_MVM_TRAFFIC_HIGH,
 638 };
 639
 640 DECLARE_EWMA(rate, 16, 16)
 641
 642 struct iwl_mvm_tcm_mac {
 643         struct {
 644                 u32 pkts[IEEE80211_NUM_ACS];
 645                 u32 airtime;
 646         } tx;
 647         struct {
 648                 u32 pkts[IEEE80211_NUM_ACS];
 649                 u32 airtime;
 650                 u32 last_ampdu_ref;
 651         } rx;
 652         struct {
 653                 /* track AP's transfer in client mode */
 654                 u64 rx_bytes;
 655                 struct ewma_rate rate;
 656                 bool detected;
 657         } uapsd_nonagg_detect;
 658         bool opened_rx_ba_sessions;
 659 };
 660
 661 struct iwl_mvm_tcm {
 662         struct delayed_work work;
 663         spinlock_t lock; /* used when time elapsed */
 664         unsigned long ts; /* timestamp when period ends */
 665         unsigned long ll_ts;
 666         unsigned long uapsd_nonagg_ts;
 667         bool paused;
 668         struct iwl_mvm_tcm_mac data[NUM_MAC_INDEX_DRIVER];
 669         struct {
 670                 u32 elapsed; /* milliseconds for this TCM period */
 671                 u32 airtime[NUM_MAC_INDEX_DRIVER];
 672                 enum iwl_mvm_traffic_load load[NUM_MAC_INDEX_DRIVER];
 673                 enum iwl_mvm_traffic_load band_load[NUM_NL80211_BANDS];
 674                 enum iwl_mvm_traffic_load global_load;
 675                 bool low_latency[NUM_MAC_INDEX_DRIVER];
 676                 bool change[NUM_MAC_INDEX_DRIVER];
 677                 bool global_change;
 678         } result;
 679 };
 680
 681 /**
 682  * struct iwl_mvm_reorder_buffer - per ra/tid/queue reorder buffer
 683  * @head_sn: reorder window head sn
 684  * @num_stored: number of mpdus stored in the buffer
 685  * @buf_size: the reorder buffer size as set by the last addba request
 686  * @queue: queue of this reorder buffer
 687  * @last_amsdu: track last ASMDU SN for duplication detection
 688  * @last_sub_index: track ASMDU sub frame index for duplication detection
 689  * @reorder_timer: timer for frames are in the reorder buffer. For AMSDU
 690  *      it is the time of last received sub-frame
 691  * @removed: prevent timer re-arming
 692  * @valid: reordering is valid for this queue
 693  * @lock: protect reorder buffer internal state
 694  * @mvm: mvm pointer, needed for frame timer context
 695  */
 696 struct iwl_mvm_reorder_buffer {
 697         u16 head_sn;
 698         u16 num_stored;
 699         u16 buf_size;
 700         int queue;
 701         u16 last_amsdu;
 702         u8 last_sub_index;
 703         struct timer_list reorder_timer;
 704         bool removed;
 705         bool valid;
 706         spinlock_t lock;
 707         struct iwl_mvm *mvm;
 708 } ____cacheline_aligned_in_smp;
 709
 710 /**
 711  * struct _iwl_mvm_reorder_buf_entry - reorder buffer entry per-queue/per-seqno
 712  * @frames: list of skbs stored
 713  * @reorder_time: time the packet was stored in the reorder buffer
 714  */
 715 struct _iwl_mvm_reorder_buf_entry {
 716         struct sk_buff_head frames;
 717         unsigned long reorder_time;
 718 };
 719
 720 /* make this indirection to get the aligned thing */
 721 struct iwl_mvm_reorder_buf_entry {
 722         struct _iwl_mvm_reorder_buf_entry e;
 723 }
 724 #ifndef __CHECKER__
 725 /* sparse doesn't like this construct: "bad integer constant expression" */
 726 __aligned(roundup_pow_of_two(sizeof(struct _iwl_mvm_reorder_buf_entry)))
 727 #endif
 728 ;
 729
 730 /**
 731  * struct iwl_mvm_baid_data - BA session data
 732  * @sta_id: station id
 733  * @tid: tid of the session
 734  * @baid baid of the session
 735  * @timeout: the timeout set in the addba request
 736  * @entries_per_queue: # of buffers per queue, this actually gets
 737  *      aligned up to avoid cache line sharing between queues
 738  * @last_rx: last rx jiffies, updated only if timeout passed from last update
 739  * @session_timer: timer to check if BA session expired, runs at 2 * timeout
 740  * @mvm: mvm pointer, needed for timer context
 741  * @reorder_buf: reorder buffer, allocated per queue
 742  * @reorder_buf_data: data
 743  */
 744 struct iwl_mvm_baid_data {
 745         struct rcu_head rcu_head;
 746         u8 sta_id;
 747         u8 tid;
 748         u8 baid;
 749         u16 timeout;
 750         u16 entries_per_queue;
 751         unsigned long last_rx;
 752         struct timer_list session_timer;
 753         struct iwl_mvm_baid_data __rcu **rcu_ptr;
 754         struct iwl_mvm *mvm;
 755         struct iwl_mvm_reorder_buffer reorder_buf[IWL_MAX_RX_HW_QUEUES];
 756         struct iwl_mvm_reorder_buf_entry entries[];
 757 };
 758
 759 static inline struct iwl_mvm_baid_data *
 760 iwl_mvm_baid_data_from_reorder_buf(struct iwl_mvm_reorder_buffer *buf)
 761 {
 762         return (void *)((u8 *)buf -
 763                         offsetof(struct iwl_mvm_baid_data, reorder_buf) -
 764                         sizeof(*buf) * buf->queue);
 765 }
 766
 767 /*
 768  * enum iwl_mvm_queue_status - queue status
 769  * @IWL_MVM_QUEUE_FREE: the queue is not allocated nor reserved
 770  *      Basically, this means that this queue can be used for any purpose
 771  * @IWL_MVM_QUEUE_RESERVED: queue is reserved but not yet in use
 772  *      This is the state of a queue that has been dedicated for some RATID
 773  *      (agg'd or not), but that hasn't yet gone through the actual enablement
 774  *      of iwl_mvm_enable_txq(), and therefore no traffic can go through it yet.
 775  *      Note that in this state there is no requirement to already know what TID
 776  *      should be used with this queue, it is just marked as a queue that will
 777  *      be used, and shouldn't be allocated to anyone else.
 778  * @IWL_MVM_QUEUE_READY: queue is ready to be used
 779  *      This is the state of a queue that has been fully configured (including
 780  *      SCD pointers, etc), has a specific RA/TID assigned to it, and can be
 781  *      used to send traffic.
 782  * @IWL_MVM_QUEUE_SHARED: queue is shared, or in a process of becoming shared
 783  *      This is a state in which a single queue serves more than one TID, all of
 784  *      which are not aggregated. Note that the queue is only associated to one
 785  *      RA.
 786  */
 787 enum iwl_mvm_queue_status {
 788         IWL_MVM_QUEUE_FREE,
 789         IWL_MVM_QUEUE_RESERVED,
 790         IWL_MVM_QUEUE_READY,
 791         IWL_MVM_QUEUE_SHARED,
 792 };
 793
 794 #define IWL_MVM_DQA_QUEUE_TIMEOUT       (5 * HZ)
 795 #define IWL_MVM_INVALID_QUEUE           0xFFFF
 796
 797 #define IWL_MVM_NUM_CIPHERS             10
 798
 799 struct iwl_mvm_sar_profile {
 800         bool enabled;
 801         u8 table[ACPI_SAR_TABLE_SIZE];
 802 };
 803
 804 struct iwl_mvm_geo_profile {
 805         u8 values[ACPI_GEO_TABLE_SIZE];
 806 };
 807
 808 struct iwl_mvm_txq {
 809         struct list_head list;
 810         u16 txq_id;
 811         atomic_t tx_request;
 812         bool stopped;
 813 };
 814
 815 static inline struct iwl_mvm_txq *
 816 iwl_mvm_txq_from_mac80211(struct ieee80211_txq *txq)
 817 {
 818         return (void *)txq->drv_priv;
 819 }
 820
 821 static inline struct iwl_mvm_txq *
 822 iwl_mvm_txq_from_tid(struct ieee80211_sta *sta, u8 tid)
 823 {
 824         if (tid == IWL_MAX_TID_COUNT)
 825                 tid = IEEE80211_NUM_TIDS;
 826
 827         return (void *)sta->txq[tid]->drv_priv;
 828 }
 829
 830 /**
 831  * struct iwl_mvm_tvqm_txq_info - maps TVQM hw queue to tid
 832  *
 833  * @sta_id: sta id
 834  * @txq_tid: txq tid
 835  */
 836 struct iwl_mvm_tvqm_txq_info {
 837         u8 sta_id;
 838         u8 txq_tid;
 839 };
 840
 841 struct iwl_mvm_dqa_txq_info {
 842         u8 ra_sta_id; /* The RA this queue is mapped to, if exists */
 843         bool reserved; /* Is this the TXQ reserved for a STA */
 844         u8 mac80211_ac; /* The mac80211 AC this queue is mapped to */
 845         u8 txq_tid; /* The TID "owner" of this queue*/
 846         u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */
 847         /* Timestamp for inactivation per TID of this queue */
 848         unsigned long last_frame_time[IWL_MAX_TID_COUNT + 1];
 849         enum iwl_mvm_queue_status status;
 850 };
 851
 852 struct iwl_mvm {
 853         /* for logger access */
 854         struct device *dev;
 855
 856         struct iwl_trans *trans;
 857         const struct iwl_fw *fw;
 858         const struct iwl_cfg *cfg;
 859         struct iwl_phy_db *phy_db;
 860         struct ieee80211_hw *hw;
 861
 862         /* for protecting access to iwl_mvm */
 863         struct mutex mutex;
 864         struct list_head async_handlers_list;
 865         spinlock_t async_handlers_lock;
 866         struct work_struct async_handlers_wk;
 867
 868         struct work_struct roc_done_wk;
 869
 870         unsigned long init_status;
 871
 872         unsigned long status;
 873
 874         u32 queue_sync_cookie;
 875         atomic_t queue_sync_counter;
 876         /*
 877          * for beacon filtering -
 878          * currently only one interface can be supported
 879          */
 880         struct iwl_mvm_vif *bf_allowed_vif;
 881
 882         bool hw_registered;
 883         bool calibrating;
 884         bool support_umac_log;
 885
 886         u32 ampdu_ref;
 887         bool ampdu_toggle;
 888
 889         struct iwl_notif_wait_data notif_wait;
 890
 891         union {
 892                 struct mvm_statistics_rx_v3 rx_stats_v3;
 893                 struct mvm_statistics_rx rx_stats;
 894         };
 895
 896         struct {
 897                 u64 rx_time;
 898                 u64 tx_time;
 899                 u64 on_time_rf;
 900                 u64 on_time_scan;
 901         } radio_stats, accu_radio_stats;
 902
 903         struct list_head add_stream_txqs;
 904         union {
 905                 struct iwl_mvm_dqa_txq_info queue_info[IWL_MAX_HW_QUEUES];
 906                 struct iwl_mvm_tvqm_txq_info tvqm_info[IWL_MAX_TVQM_QUEUES];
 907         };
 908         struct work_struct add_stream_wk; /* To add streams to queues */
 909
 910         const char *nvm_file_name;
 911         struct iwl_nvm_data *nvm_data;
 912         /* NVM sections */
 913         struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
 914
 915         struct iwl_fw_runtime fwrt;
 916
 917         /* EEPROM MAC addresses */
 918         struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
 919
 920         /* data related to data path */
 921         struct iwl_rx_phy_info last_phy_info;
 922         struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
 923         u8 rx_ba_sessions;
 924
 925         /* configured by mac80211 */
 926         u32 rts_threshold;
 927
 928         /* Scan status, cmd (pre-allocated) and auxiliary station */
 929         unsigned int scan_status;
 930         void *scan_cmd;
 931         struct iwl_mcast_filter_cmd *mcast_filter_cmd;
 932         /* For CDB this is low band scan type, for non-CDB - type. */
 933         enum iwl_mvm_scan_type scan_type;
 934         enum iwl_mvm_scan_type hb_scan_type;
 935
 936         enum iwl_mvm_sched_scan_pass_all_states sched_scan_pass_all;
 937         struct delayed_work scan_timeout_dwork;
 938
 939         /* max number of simultaneous scans the FW supports */
 940         unsigned int max_scans;
 941
 942         /* UMAC scan tracking */
 943         u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS];
 944
 945         /* start time of last scan in TSF of the mac that requested the scan */
 946         u64 scan_start;
 947
 948         /* the vif that requested the current scan */
 949         struct iwl_mvm_vif *scan_vif;
 950
 951         /* rx chain antennas set through debugfs for the scan command */
 952         u8 scan_rx_ant;
 953
 954 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
 955         /* broadcast filters to configure for each associated station */
 956         const struct iwl_fw_bcast_filter *bcast_filters;
 957 #ifdef CONFIG_IWLWIFI_DEBUGFS
 958         struct {
 959                 bool override;
 960                 struct iwl_bcast_filter_cmd cmd;
 961         } dbgfs_bcast_filtering;
 962 #endif
 963 #endif
 964
 965         /* Internal station */
 966         struct iwl_mvm_int_sta aux_sta;
 967         struct iwl_mvm_int_sta snif_sta;
 968
 969         bool last_ebs_successful;
 970
 971         u8 scan_last_antenna_idx; /* to toggle TX between antennas */
 972         u8 mgmt_last_antenna_idx;
 973
 974         /* last smart fifo state that was successfully sent to firmware */
 975         enum iwl_sf_state sf_state;
 976
 977 #ifdef CONFIG_IWLWIFI_DEBUGFS
 978         struct dentry *debugfs_dir;
 979         u32 dbgfs_sram_offset, dbgfs_sram_len;
 980         u32 dbgfs_prph_reg_addr;
 981         bool disable_power_off;
 982         bool disable_power_off_d3;
 983         bool beacon_inject_active;
 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         u8 *error_recovery_buf;
1021
1022 #ifdef CONFIG_IWLWIFI_LEDS
1023         struct led_classdev led;
1024 #endif
1025
1026         struct ieee80211_vif *p2p_device_vif;
1027
1028 #ifdef CONFIG_PM
1029         struct wiphy_wowlan_support wowlan;
1030         int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
1031
1032         /* sched scan settings for net detect */
1033         struct ieee80211_scan_ies nd_ies;
1034         struct cfg80211_match_set *nd_match_sets;
1035         int n_nd_match_sets;
1036         struct ieee80211_channel **nd_channels;
1037         int n_nd_channels;
1038         bool net_detect;
1039 #ifdef CONFIG_IWLWIFI_DEBUGFS
1040         bool d3_wake_sysassert;
1041         bool d3_test_active;
1042         bool store_d3_resume_sram;
1043         void *d3_resume_sram;
1044         u32 d3_test_pme_ptr;
1045         struct ieee80211_vif *keep_vif;
1046         u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */
1047 #endif
1048 #endif
1049
1050         /* d0i3 */
1051         u8 d0i3_ap_sta_id;
1052         bool d0i3_offloading;
1053         struct work_struct d0i3_exit_work;
1054         struct sk_buff_head d0i3_tx;
1055         /* protect d0i3_suspend_flags */
1056         struct mutex d0i3_suspend_mutex;
1057         unsigned long d0i3_suspend_flags;
1058         /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
1059         spinlock_t d0i3_tx_lock;
1060         wait_queue_head_t d0i3_exit_waitq;
1061         wait_queue_head_t rx_sync_waitq;
1062
1063         /* BT-Coex */
1064         struct iwl_bt_coex_profile_notif last_bt_notif;
1065         struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
1066
1067         u8 bt_tx_prio;
1068         enum iwl_bt_force_ant_mode bt_force_ant_mode;
1069
1070         /* Aux ROC */
1071         struct list_head aux_roc_te_list;
1072
1073         /* Thermal Throttling and CTkill */
1074         struct iwl_mvm_tt_mgmt thermal_throttle;
1075 #ifdef CONFIG_THERMAL
1076         struct iwl_mvm_thermal_device tz_device;
1077         struct iwl_mvm_cooling_device cooling_dev;
1078 #endif
1079
1080         s32 temperature;        /* Celsius */
1081         /*
1082          * Debug option to set the NIC temperature. This option makes the
1083          * driver think this is the actual NIC temperature, and ignore the
1084          * real temperature that is received from the fw
1085          */
1086         bool temperature_test;  /* Debug test temperature is enabled */
1087
1088         unsigned long bt_coex_last_tcm_ts;
1089         struct iwl_mvm_tcm tcm;
1090
1091         u8 uapsd_noagg_bssid_write_idx;
1092         struct mac_address uapsd_noagg_bssids[IWL_MVM_UAPSD_NOAGG_BSSIDS_NUM]
1093                 __aligned(2);
1094
1095         struct iwl_time_quota_cmd last_quota_cmd;
1096
1097 #ifdef CONFIG_NL80211_TESTMODE
1098         u32 noa_duration;
1099         struct ieee80211_vif *noa_vif;
1100 #endif
1101
1102         /* Tx queues */
1103         u16 aux_queue;
1104         u16 snif_queue;
1105         u16 probe_queue;
1106         u16 p2p_dev_queue;
1107
1108         /* Indicate if device power save is allowed */
1109         u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
1110         /* Indicate if 32Khz external clock is valid */
1111         u32 ext_clock_valid;
1112         unsigned int max_amsdu_len; /* used for debugfs only */
1113
1114         struct ieee80211_vif __rcu *csa_vif;
1115         struct ieee80211_vif __rcu *csa_tx_blocked_vif;
1116         u8 csa_tx_block_bcn_timeout;
1117
1118         /* system time of last beacon (for AP/GO interface) */
1119         u32 ap_last_beacon_gp2;
1120
1121         /* indicates that we transmitted the last beacon */
1122         bool ibss_manager;
1123
1124         bool lar_regdom_set;
1125         enum iwl_mcc_source mcc_src;
1126
1127         /* TDLS channel switch data */
1128         struct {
1129                 struct delayed_work dwork;
1130                 enum iwl_mvm_tdls_cs_state state;
1131
1132                 /*
1133                  * Current cs sta - might be different from periodic cs peer
1134                  * station. Value is meaningless when the cs-state is idle.
1135                  */
1136                 u8 cur_sta_id;
1137
1138                 /* TDLS periodic channel-switch peer */
1139                 struct {
1140                         u8 sta_id;
1141                         u8 op_class;
1142                         bool initiator; /* are we the link initiator */
1143                         struct cfg80211_chan_def chandef;
1144                         struct sk_buff *skb; /* ch sw template */
1145                         u32 ch_sw_tm_ie;
1146
1147                         /* timestamp of last ch-sw request sent (GP2 time) */
1148                         u32 sent_timestamp;
1149                 } peer;
1150         } tdls_cs;
1151
1152
1153         u32 ciphers[IWL_MVM_NUM_CIPHERS];
1154         struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS];
1155
1156         struct cfg80211_ftm_responder_stats ftm_resp_stats;
1157         struct {
1158                 struct cfg80211_pmsr_request *req;
1159                 struct wireless_dev *req_wdev;
1160                 struct list_head loc_list;
1161                 int responses[IWL_MVM_TOF_MAX_APS];
1162         } ftm_initiator;
1163
1164         struct ieee80211_vif *nan_vif;
1165 #define IWL_MAX_BAID    32
1166         struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID];
1167
1168         /*
1169          * Drop beacons from other APs in AP mode when there are no connected
1170          * clients.
1171          */
1172         bool drop_bcn_ap_mode;
1173
1174         struct delayed_work cs_tx_unblock_dwork;
1175
1176         /* does a monitor vif exist (only one can exist hence bool) */
1177         bool monitor_on;
1178
1179         /* sniffer data to include in radiotap */
1180         __le16 cur_aid;
1181         u8 cur_bssid[ETH_ALEN];
1182
1183 #ifdef CONFIG_ACPI
1184         struct iwl_mvm_sar_profile sar_profiles[ACPI_SAR_PROFILE_NUM];
1185         struct iwl_mvm_geo_profile geo_profiles[ACPI_NUM_GEO_PROFILES];
1186 #endif
1187 };
1188
1189 /* Extract MVM priv from op_mode and _hw */
1190 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode)               \
1191         ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
1192
1193 #define IWL_MAC80211_GET_MVM(_hw)                       \
1194         IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
1195
1196 /**
1197  * enum iwl_mvm_status - MVM status bits
1198  * @IWL_MVM_STATUS_HW_RFKILL: HW RF-kill is asserted
1199  * @IWL_MVM_STATUS_HW_CTKILL: CT-kill is active
1200  * @IWL_MVM_STATUS_ROC_RUNNING: remain-on-channel is running
1201  * @IWL_MVM_STATUS_HW_RESTART_REQUESTED: HW restart was requested
1202  * @IWL_MVM_STATUS_IN_HW_RESTART: HW restart is active
1203  * @IWL_MVM_STATUS_IN_D0I3: NIC is in D0i3
1204  * @IWL_MVM_STATUS_ROC_AUX_RUNNING: AUX remain-on-channel is running
1205  * @IWL_MVM_STATUS_FIRMWARE_RUNNING: firmware is running
1206  * @IWL_MVM_STATUS_NEED_FLUSH_P2P: need to flush P2P bcast STA
1207  */
1208 enum iwl_mvm_status {
1209         IWL_MVM_STATUS_HW_RFKILL,
1210         IWL_MVM_STATUS_HW_CTKILL,
1211         IWL_MVM_STATUS_ROC_RUNNING,
1212         IWL_MVM_STATUS_HW_RESTART_REQUESTED,
1213         IWL_MVM_STATUS_IN_HW_RESTART,
1214         IWL_MVM_STATUS_IN_D0I3,
1215         IWL_MVM_STATUS_ROC_AUX_RUNNING,
1216         IWL_MVM_STATUS_FIRMWARE_RUNNING,
1217         IWL_MVM_STATUS_NEED_FLUSH_P2P,
1218 };
1219
1220 /* Keep track of completed init configuration */
1221 enum iwl_mvm_init_status {
1222         IWL_MVM_INIT_STATUS_THERMAL_INIT_COMPLETE = BIT(0),
1223         IWL_MVM_INIT_STATUS_LEDS_INIT_COMPLETE = BIT(1),
1224 };
1225
1226 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
1227 {
1228         return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
1229                test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
1230 }
1231
1232 static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm)
1233 {
1234         return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status);
1235 }
1236
1237 static inline bool iwl_mvm_firmware_running(struct iwl_mvm *mvm)
1238 {
1239         return test_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
1240 }
1241
1242 /* Must be called with rcu_read_lock() held and it can only be
1243  * released when mvmsta is not needed anymore.
1244  */
1245 static inline struct iwl_mvm_sta *
1246 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id)
1247 {
1248         struct ieee80211_sta *sta;
1249
1250         if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
1251                 return NULL;
1252
1253         sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
1254
1255         /* This can happen if the station has been removed right now */
1256         if (IS_ERR_OR_NULL(sta))
1257                 return NULL;
1258
1259         return iwl_mvm_sta_from_mac80211(sta);
1260 }
1261
1262 static inline struct iwl_mvm_sta *
1263 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
1264 {
1265         struct ieee80211_sta *sta;
1266
1267         if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
1268                 return NULL;
1269
1270         sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
1271                                         lockdep_is_held(&mvm->mutex));
1272
1273         /* This can happen if the station has been removed right now */
1274         if (IS_ERR_OR_NULL(sta))
1275                 return NULL;
1276
1277         return iwl_mvm_sta_from_mac80211(sta);
1278 }
1279
1280 static inline struct ieee80211_vif *
1281 iwl_mvm_rcu_dereference_vif_id(struct iwl_mvm *mvm, u8 vif_id, bool rcu)
1282 {
1283         if (WARN_ON(vif_id >= ARRAY_SIZE(mvm->vif_id_to_mac)))
1284                 return NULL;
1285
1286         if (rcu)
1287                 return rcu_dereference(mvm->vif_id_to_mac[vif_id]);
1288
1289         return rcu_dereference_protected(mvm->vif_id_to_mac[vif_id],
1290                                          lockdep_is_held(&mvm->mutex));
1291 }
1292
1293 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
1294 {
1295         return !iwlwifi_mod_params.d0i3_disable &&
1296                 fw_has_capa(&mvm->fw->ucode_capa,
1297                             IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
1298 }
1299
1300 static inline bool iwl_mvm_is_adaptive_dwell_supported(struct iwl_mvm *mvm)
1301 {
1302         return fw_has_api(&mvm->fw->ucode_capa,
1303                           IWL_UCODE_TLV_API_ADAPTIVE_DWELL);
1304 }
1305
1306 static inline bool iwl_mvm_is_adaptive_dwell_v2_supported(struct iwl_mvm *mvm)
1307 {
1308         return fw_has_api(&mvm->fw->ucode_capa,
1309                           IWL_UCODE_TLV_API_ADAPTIVE_DWELL_V2);
1310 }
1311
1312 static inline bool iwl_mvm_is_oce_supported(struct iwl_mvm *mvm)
1313 {
1314         /* OCE should never be enabled for LMAC scan FWs */
1315         return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_OCE);
1316 }
1317
1318 static inline bool iwl_mvm_is_frag_ebs_supported(struct iwl_mvm *mvm)
1319 {
1320         return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_FRAG_EBS);
1321 }
1322
1323 static inline bool iwl_mvm_is_short_beacon_notif_supported(struct iwl_mvm *mvm)
1324 {
1325         return fw_has_api(&mvm->fw->ucode_capa,
1326                           IWL_UCODE_TLV_API_SHORT_BEACON_NOTIF);
1327 }
1328
1329 static inline bool iwl_mvm_enter_d0i3_on_suspend(struct iwl_mvm *mvm)
1330 {
1331         /* For now we only use this mode to differentiate between
1332          * slave transports, which handle D0i3 entry in suspend by
1333          * themselves in conjunction with runtime PM D0i3.  So, this
1334          * function is used to check whether we need to do anything
1335          * when entering suspend or if the transport layer has already
1336          * done it.
1337          */
1338         return (mvm->trans->system_pm_mode == IWL_PLAT_PM_MODE_D0I3) &&
1339                 (mvm->trans->runtime_pm_mode != IWL_PLAT_PM_MODE_D0I3);
1340 }
1341
1342 static inline bool iwl_mvm_is_dqa_data_queue(struct iwl_mvm *mvm, u8 queue)
1343 {
1344         return (queue >= IWL_MVM_DQA_MIN_DATA_QUEUE) &&
1345                (queue <= IWL_MVM_DQA_MAX_DATA_QUEUE);
1346 }
1347
1348 static inline bool iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm *mvm, u8 queue)
1349 {
1350         return (queue >= IWL_MVM_DQA_MIN_MGMT_QUEUE) &&
1351                (queue <= IWL_MVM_DQA_MAX_MGMT_QUEUE);
1352 }
1353
1354 static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm)
1355 {
1356         bool nvm_lar = mvm->nvm_data->lar_enabled;
1357         bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa,
1358                                    IWL_UCODE_TLV_CAPA_LAR_SUPPORT);
1359
1360         if (iwlwifi_mod_params.lar_disable)
1361                 return false;
1362
1363         /*
1364          * Enable LAR only if it is supported by the FW (TLV) &&
1365          * enabled in the NVM
1366          */
1367         if (mvm->cfg->nvm_type == IWL_NVM_EXT)
1368                 return nvm_lar && tlv_lar;
1369         else
1370                 return tlv_lar;
1371 }
1372
1373 static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm)
1374 {
1375         return fw_has_api(&mvm->fw->ucode_capa,
1376                           IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) ||
1377                fw_has_capa(&mvm->fw->ucode_capa,
1378                            IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC);
1379 }
1380
1381 static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm)
1382 {
1383         return fw_has_capa(&mvm->fw->ucode_capa,
1384                            IWL_UCODE_TLV_CAPA_BT_COEX_RRC) &&
1385                 IWL_MVM_BT_COEX_RRC;
1386 }
1387
1388 static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm)
1389 {
1390         return fw_has_capa(&mvm->fw->ucode_capa,
1391                            IWL_UCODE_TLV_CAPA_CSUM_SUPPORT) &&
1392                !IWL_MVM_HW_CSUM_DISABLE;
1393 }
1394
1395 static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm)
1396 {
1397         return fw_has_capa(&mvm->fw->ucode_capa,
1398                            IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) &&
1399                 IWL_MVM_BT_COEX_MPLUT;
1400 }
1401
1402 static inline
1403 bool iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm *mvm)
1404 {
1405         return fw_has_capa(&mvm->fw->ucode_capa,
1406                            IWL_UCODE_TLV_CAPA_P2P_SCM_UAPSD) &&
1407                 !(iwlwifi_mod_params.uapsd_disable &
1408                   IWL_DISABLE_UAPSD_P2P_CLIENT);
1409 }
1410
1411 static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm)
1412 {
1413         return fw_has_capa(&mvm->fw->ucode_capa,
1414                            IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT);
1415 }
1416
1417 static inline bool iwl_mvm_has_new_tx_api(struct iwl_mvm *mvm)
1418 {
1419         /* TODO - replace with TLV once defined */
1420         return mvm->trans->cfg->use_tfh;
1421 }
1422
1423 static inline bool iwl_mvm_has_unified_ucode(struct iwl_mvm *mvm)
1424 {
1425         /* TODO - better define this */
1426         return mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000;
1427 }
1428
1429 static inline bool iwl_mvm_is_cdb_supported(struct iwl_mvm *mvm)
1430 {
1431         /*
1432          * TODO:
1433          * The issue of how to determine CDB APIs and usage is still not fully
1434          * defined.
1435          * There is a compilation for CDB and non-CDB FW, but there may
1436          * be also runtime check.
1437          * For now there is a TLV for checking compilation mode, but a
1438          * runtime check will also have to be here - once defined.
1439          */
1440         return fw_has_capa(&mvm->fw->ucode_capa,
1441                            IWL_UCODE_TLV_CAPA_CDB_SUPPORT);
1442 }
1443
1444 static inline bool iwl_mvm_cdb_scan_api(struct iwl_mvm *mvm)
1445 {
1446         /*
1447          * TODO: should this be the same as iwl_mvm_is_cdb_supported()?
1448          * but then there's a little bit of code in scan that won't make
1449          * any sense...
1450          */
1451         return mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000;
1452 }
1453
1454 static inline bool iwl_mvm_has_new_rx_stats_api(struct iwl_mvm *mvm)
1455 {
1456         return fw_has_api(&mvm->fw->ucode_capa,
1457                           IWL_UCODE_TLV_API_NEW_RX_STATS);
1458 }
1459
1460 static inline bool iwl_mvm_has_quota_low_latency(struct iwl_mvm *mvm)
1461 {
1462         return fw_has_api(&mvm->fw->ucode_capa,
1463                           IWL_UCODE_TLV_API_QUOTA_LOW_LATENCY);
1464 }
1465
1466 static inline bool iwl_mvm_has_tlc_offload(const struct iwl_mvm *mvm)
1467 {
1468         return fw_has_capa(&mvm->fw->ucode_capa,
1469                            IWL_UCODE_TLV_CAPA_TLC_OFFLOAD);
1470 }
1471
1472 static inline struct agg_tx_status *
1473 iwl_mvm_get_agg_status(struct iwl_mvm *mvm, void *tx_resp)
1474 {
1475         if (iwl_mvm_has_new_tx_api(mvm))
1476                 return &((struct iwl_mvm_tx_resp *)tx_resp)->status;
1477         else
1478                 return ((struct iwl_mvm_tx_resp_v3 *)tx_resp)->status;
1479 }
1480
1481 static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm)
1482 {
1483 #ifdef CONFIG_THERMAL
1484         /* these two TLV are redundant since the responsibility to CT-kill by
1485          * FW happens only after we send at least one command of
1486          * temperature THs report.
1487          */
1488         return fw_has_capa(&mvm->fw->ucode_capa,
1489                            IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) &&
1490                fw_has_capa(&mvm->fw->ucode_capa,
1491                            IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT);
1492 #else /* CONFIG_THERMAL */
1493         return false;
1494 #endif /* CONFIG_THERMAL */
1495 }
1496
1497 static inline bool iwl_mvm_is_ctdp_supported(struct iwl_mvm *mvm)
1498 {
1499         return fw_has_capa(&mvm->fw->ucode_capa,
1500                            IWL_UCODE_TLV_CAPA_CTDP_SUPPORT);
1501 }
1502
1503 extern const u8 iwl_mvm_ac_to_tx_fifo[];
1504 extern const u8 iwl_mvm_ac_to_gen2_tx_fifo[];
1505
1506 static inline u8 iwl_mvm_mac_ac_to_tx_fifo(struct iwl_mvm *mvm,
1507                                            enum ieee80211_ac_numbers ac)
1508 {
1509         return iwl_mvm_has_new_tx_api(mvm) ?
1510                 iwl_mvm_ac_to_gen2_tx_fifo[ac] : iwl_mvm_ac_to_tx_fifo[ac];
1511 }
1512
1513 struct iwl_rate_info {
1514         u8 plcp;        /* uCode API:  IWL_RATE_6M_PLCP, etc. */
1515         u8 plcp_siso;   /* uCode API:  IWL_RATE_SISO_6M_PLCP, etc. */
1516         u8 plcp_mimo2;  /* uCode API:  IWL_RATE_MIMO2_6M_PLCP, etc. */
1517         u8 plcp_mimo3;  /* uCode API:  IWL_RATE_MIMO3_6M_PLCP, etc. */
1518         u8 ieee;        /* MAC header:  IWL_RATE_6M_IEEE, etc. */
1519 };
1520
1521 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm);
1522 int __iwl_mvm_mac_start(struct iwl_mvm *mvm);
1523
1524 /******************
1525  * MVM Methods
1526  ******************/
1527 /* uCode */
1528 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
1529
1530 /* Utils */
1531 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
1532                                         enum nl80211_band band);
1533 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
1534                                enum nl80211_band band,
1535                                struct ieee80211_tx_rate *r);
1536 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
1537 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
1538 u8 first_antenna(u8 mask);
1539 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
1540 void iwl_mvm_get_sync_time(struct iwl_mvm *mvm, u32 *gp2, u64 *boottime);
1541 u32 iwl_mvm_get_systime(struct iwl_mvm *mvm);
1542
1543 /* Tx / Host Commands */
1544 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
1545                                   struct iwl_host_cmd *cmd);
1546 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id,
1547                                       u32 flags, u16 len, const void *data);
1548 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
1549                                          struct iwl_host_cmd *cmd,
1550                                          u32 *status);
1551 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id,
1552                                              u16 len, const void *data,
1553                                              u32 *status);
1554 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
1555                    struct ieee80211_sta *sta);
1556 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
1557 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
1558                         struct iwl_tx_cmd *tx_cmd,
1559                         struct ieee80211_tx_info *info, u8 sta_id);
1560 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd,
1561                             struct ieee80211_tx_info *info,
1562                             struct ieee80211_sta *sta, __le16 fc);
1563 void iwl_mvm_mac_itxq_xmit(struct ieee80211_hw *hw, struct ieee80211_txq *txq);
1564 unsigned int iwl_mvm_max_amsdu_size(struct iwl_mvm *mvm,
1565                                     struct ieee80211_sta *sta,
1566                                     unsigned int tid);
1567
1568 #ifdef CONFIG_IWLWIFI_DEBUG
1569 const char *iwl_mvm_get_tx_fail_reason(u32 status);
1570 #else
1571 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
1572 #endif
1573 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, u32 flags);
1574 int iwl_mvm_flush_sta(struct iwl_mvm *mvm, void *sta, bool internal, u32 flags);
1575 int iwl_mvm_flush_sta_tids(struct iwl_mvm *mvm, u32 sta_id,
1576                            u16 tids, u32 flags);
1577
1578 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
1579
1580 static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info,
1581                                            struct iwl_tx_cmd *tx_cmd)
1582 {
1583         struct ieee80211_key_conf *keyconf = info->control.hw_key;
1584
1585         tx_cmd->sec_ctl = TX_CMD_SEC_CCM;
1586         memcpy(tx_cmd->key, keyconf->key, keyconf->keylen);
1587 }
1588
1589 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
1590 {
1591         flush_work(&mvm->async_handlers_wk);
1592 }
1593
1594 /* Statistics */
1595 void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm,
1596                                   struct iwl_rx_packet *pkt);
1597 void iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
1598                            struct iwl_rx_cmd_buffer *rxb);
1599 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear);
1600 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm);
1601
1602 /* NVM */
1603 int iwl_nvm_init(struct iwl_mvm *mvm);
1604 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
1605
1606 static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm)
1607 {
1608         return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ?
1609                mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant :
1610                mvm->fw->valid_tx_ant;
1611 }
1612
1613 static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm)
1614 {
1615         return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ?
1616                mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant :
1617                mvm->fw->valid_rx_ant;
1618 }
1619
1620 static inline void iwl_mvm_toggle_tx_ant(struct iwl_mvm *mvm, u8 *ant)
1621 {
1622         *ant = iwl_mvm_next_antenna(mvm, iwl_mvm_get_valid_tx_ant(mvm), *ant);
1623 }
1624
1625 static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm)
1626 {
1627         u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN |
1628                            FW_PHY_CFG_RX_CHAIN);
1629         u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm);
1630         u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm);
1631
1632         phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS |
1633                       valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS;
1634
1635         return mvm->fw->phy_config & phy_config;
1636 }
1637
1638 int iwl_mvm_up(struct iwl_mvm *mvm);
1639 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
1640
1641 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
1642 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
1643                                     struct iwl_bcast_filter_cmd *cmd);
1644
1645 /*
1646  * FW notifications / CMD responses handlers
1647  * Convention: iwl_mvm_rx_<NAME OF THE CMD>
1648  */
1649 void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1650 void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi,
1651                         struct iwl_rx_cmd_buffer *rxb);
1652 void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi,
1653                         struct iwl_rx_cmd_buffer *rxb, int queue);
1654 void iwl_mvm_rx_monitor_no_data(struct iwl_mvm *mvm, struct napi_struct *napi,
1655                                 struct iwl_rx_cmd_buffer *rxb, int queue);
1656 void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi,
1657                               struct iwl_rx_cmd_buffer *rxb, int queue);
1658 int iwl_mvm_notify_rx_queue(struct iwl_mvm *mvm, u32 rxq_mask,
1659                             const u8 *data, u32 count);
1660 void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1661                             int queue);
1662 void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1663 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm,
1664                                    struct iwl_rx_cmd_buffer *rxb);
1665 void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags);
1666 void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1667 void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
1668                                    struct iwl_rx_cmd_buffer *rxb);
1669 void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1670 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
1671                                  struct iwl_rx_cmd_buffer *rxb);
1672 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
1673                              struct iwl_rx_cmd_buffer *rxb);
1674 void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm,
1675                                      struct iwl_rx_cmd_buffer *rxb);
1676
1677 /* MVM PHY */
1678 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1679                          struct cfg80211_chan_def *chandef,
1680                          u8 chains_static, u8 chains_dynamic);
1681 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1682                              struct cfg80211_chan_def *chandef,
1683                              u8 chains_static, u8 chains_dynamic);
1684 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
1685                           struct iwl_mvm_phy_ctxt *ctxt);
1686 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
1687                             struct iwl_mvm_phy_ctxt *ctxt);
1688 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm);
1689 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef);
1690 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef);
1691
1692 /* MAC (virtual interface) programming */
1693 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1694 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1695 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1696                              bool force_assoc_off, const u8 *bssid_override);
1697 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1698 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
1699                                     struct ieee80211_vif *vif);
1700 int iwl_mvm_mac_ctxt_send_beacon(struct iwl_mvm *mvm,
1701                                  struct ieee80211_vif *vif,
1702                                  struct sk_buff *beacon);
1703 int iwl_mvm_mac_ctxt_send_beacon_cmd(struct iwl_mvm *mvm,
1704                                      struct sk_buff *beacon,
1705                                      void *data, int len);
1706 u8 iwl_mvm_mac_ctxt_get_lowest_rate(struct ieee80211_tx_info *info,
1707                                     struct ieee80211_vif *vif);
1708 void iwl_mvm_mac_ctxt_set_tim(struct iwl_mvm *mvm,
1709                               __le32 *tim_index, __le32 *tim_size,
1710                               u8 *beacon, u32 frame_size);
1711 void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
1712                              struct iwl_rx_cmd_buffer *rxb);
1713 void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
1714                                      struct iwl_rx_cmd_buffer *rxb);
1715 void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm,
1716                                     struct iwl_rx_cmd_buffer *rxb);
1717 void iwl_mvm_mu_mimo_grp_notif(struct iwl_mvm *mvm,
1718                                struct iwl_rx_cmd_buffer *rxb);
1719 void iwl_mvm_sta_pm_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1720 void iwl_mvm_window_status_notif(struct iwl_mvm *mvm,
1721                                  struct iwl_rx_cmd_buffer *rxb);
1722 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
1723                                     struct ieee80211_vif *vif);
1724 void iwl_mvm_probe_resp_data_notif(struct iwl_mvm *mvm,
1725                                    struct iwl_rx_cmd_buffer *rxb);
1726 void iwl_mvm_channel_switch_noa_notif(struct iwl_mvm *mvm,
1727                                       struct iwl_rx_cmd_buffer *rxb);
1728 /* Bindings */
1729 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1730 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1731
1732 /* Quota management */
1733 static inline size_t iwl_mvm_quota_cmd_size(struct iwl_mvm *mvm)
1734 {
1735         return iwl_mvm_has_quota_low_latency(mvm) ?
1736                 sizeof(struct iwl_time_quota_cmd) :
1737                 sizeof(struct iwl_time_quota_cmd_v1);
1738 }
1739
1740 static inline struct iwl_time_quota_data
1741 *iwl_mvm_quota_cmd_get_quota(struct iwl_mvm *mvm,
1742                              struct iwl_time_quota_cmd *cmd,
1743                              int i)
1744 {
1745         struct iwl_time_quota_data_v1 *quotas;
1746
1747         if (iwl_mvm_has_quota_low_latency(mvm))
1748                 return &cmd->quotas[i];
1749
1750         quotas = (struct iwl_time_quota_data_v1 *)cmd->quotas;
1751         return (struct iwl_time_quota_data *)&quotas[i];
1752 }
1753
1754 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload,
1755                           struct ieee80211_vif *disabled_vif);
1756
1757 /* Scanning */
1758 int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1759                            struct cfg80211_scan_request *req,
1760                            struct ieee80211_scan_ies *ies);
1761 int iwl_mvm_scan_size(struct iwl_mvm *mvm);
1762 int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify);
1763 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm);
1764 void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm);
1765 void iwl_mvm_scan_timeout_wk(struct work_struct *work);
1766
1767 /* Scheduled scan */
1768 void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm,
1769                                          struct iwl_rx_cmd_buffer *rxb);
1770 void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1771                                               struct iwl_rx_cmd_buffer *rxb);
1772 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
1773                              struct ieee80211_vif *vif,
1774                              struct cfg80211_sched_scan_request *req,
1775                              struct ieee80211_scan_ies *ies,
1776                              int type);
1777 void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm,
1778                                  struct iwl_rx_cmd_buffer *rxb);
1779
1780 /* UMAC scan */
1781 int iwl_mvm_config_scan(struct iwl_mvm *mvm);
1782 void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm,
1783                                          struct iwl_rx_cmd_buffer *rxb);
1784 void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1785                                               struct iwl_rx_cmd_buffer *rxb);
1786
1787 /* MVM debugfs */
1788 #ifdef CONFIG_IWLWIFI_DEBUGFS
1789 void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
1790 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1791 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1792 #else
1793 static inline void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
1794                                           struct dentry *dbgfs_dir)
1795 {
1796 }
1797 static inline void
1798 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1799 {
1800 }
1801 static inline void
1802 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1803 {
1804 }
1805 #endif /* CONFIG_IWLWIFI_DEBUGFS */
1806
1807 /* rate scaling */
1808 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool sync);
1809 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg);
1810 int rs_pretty_print_rate(char *buf, int bufsz, const u32 rate);
1811 void rs_update_last_rssi(struct iwl_mvm *mvm,
1812                          struct iwl_mvm_sta *mvmsta,
1813                          struct ieee80211_rx_status *rx_status);
1814
1815 /* power management */
1816 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
1817 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
1818 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm);
1819 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1820                                  char *buf, int bufsz);
1821
1822 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1823 void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
1824                                               struct iwl_rx_cmd_buffer *rxb);
1825
1826 #ifdef CONFIG_IWLWIFI_LEDS
1827 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
1828 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
1829 void iwl_mvm_leds_sync(struct iwl_mvm *mvm);
1830 #else
1831 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
1832 {
1833         return 0;
1834 }
1835 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
1836 {
1837 }
1838 static inline void iwl_mvm_leds_sync(struct iwl_mvm *mvm)
1839 {
1840 }
1841 #endif
1842
1843 /* D3 (WoWLAN, NetDetect) */
1844 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
1845 int iwl_mvm_resume(struct ieee80211_hw *hw);
1846 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
1847 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
1848                             struct ieee80211_vif *vif,
1849                             struct cfg80211_gtk_rekey_data *data);
1850 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
1851                               struct ieee80211_vif *vif,
1852                               struct inet6_dev *idev);
1853 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
1854                                      struct ieee80211_vif *vif, int idx);
1855 extern const struct file_operations iwl_dbgfs_d3_test_ops;
1856 struct iwl_wowlan_status *iwl_mvm_send_wowlan_get_status(struct iwl_mvm *mvm);
1857 #ifdef CONFIG_PM
1858 int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
1859                                      struct ieee80211_vif *vif,
1860                                      bool host_awake,
1861                                      u32 cmd_flags);
1862 void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm,
1863                               struct ieee80211_vif *vif,
1864                               struct iwl_wowlan_status *status);
1865 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
1866                                  struct ieee80211_vif *vif);
1867 #else
1868 static inline int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
1869                                                    struct ieee80211_vif *vif,
1870                                                    bool host_awake,
1871                                                    u32 cmd_flags)
1872 {
1873         return 0;
1874 }
1875
1876 static inline void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm,
1877                                             struct ieee80211_vif *vif,
1878                                             struct iwl_wowlan_status *status)
1879 {
1880 }
1881
1882 static inline void
1883 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1884 {
1885 }
1886 #endif
1887 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
1888                                 struct iwl_wowlan_config_cmd *cmd);
1889 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
1890                                struct ieee80211_vif *vif,
1891                                bool disable_offloading,
1892                                bool offload_ns,
1893                                u32 cmd_flags);
1894
1895 /* D0i3 */
1896 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1897 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1898 int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1899 bool iwl_mvm_ref_taken(struct iwl_mvm *mvm);
1900
1901 #ifdef CONFIG_PM
1902 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq);
1903 int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode);
1904 int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode);
1905 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm);
1906 #endif
1907
1908 /* BT Coex */
1909 int iwl_mvm_send_bt_init_conf(struct iwl_mvm *mvm);
1910 void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
1911                               struct iwl_rx_cmd_buffer *rxb);
1912 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1913                            enum ieee80211_rssi_event_data);
1914 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
1915 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
1916                                 struct ieee80211_sta *sta);
1917 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
1918                                      struct ieee80211_sta *sta);
1919 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant);
1920 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
1921 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
1922                                     enum nl80211_band band);
1923 u8 iwl_mvm_bt_coex_get_single_ant_msk(struct iwl_mvm *mvm, u8 enabled_ants);
1924 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
1925                            struct ieee80211_tx_info *info, u8 ac);
1926
1927 /* beacon filtering */
1928 #ifdef CONFIG_IWLWIFI_DEBUGFS
1929 void
1930 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1931                                          struct iwl_beacon_filter_cmd *cmd);
1932 #else
1933 static inline void
1934 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1935                                          struct iwl_beacon_filter_cmd *cmd)
1936 {}
1937 #endif
1938 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
1939                                    struct ieee80211_vif *vif,
1940                                    bool enable, u32 flags);
1941 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
1942                                  struct ieee80211_vif *vif,
1943                                  u32 flags);
1944 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
1945                                   struct ieee80211_vif *vif,
1946                                   u32 flags);
1947 /* SMPS */
1948 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1949                                 enum iwl_mvm_smps_type_request req_type,
1950                                 enum ieee80211_smps_mode smps_request);
1951 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
1952
1953 /* Low latency */
1954 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1955                               bool low_latency,
1956                               enum iwl_mvm_low_latency_cause cause);
1957 /* get SystemLowLatencyMode - only needed for beacon threshold? */
1958 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1959 bool iwl_mvm_low_latency_band(struct iwl_mvm *mvm, enum nl80211_band band);
1960 void iwl_mvm_send_low_latency_cmd(struct iwl_mvm *mvm, bool low_latency,
1961                                   u16 mac_id);
1962
1963 /* get VMACLowLatencyMode */
1964 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1965 {
1966         /*
1967          * should this consider associated/active/... state?
1968          *
1969          * Normally low-latency should only be active on interfaces
1970          * that are active, but at least with debugfs it can also be
1971          * enabled on interfaces that aren't active. However, when
1972          * interface aren't active then they aren't added into the
1973          * binding, so this has no real impact. For now, just return
1974          * the current desired low-latency state.
1975          */
1976         return mvmvif->low_latency_actual;
1977 }
1978
1979 static inline
1980 void iwl_mvm_vif_set_low_latency(struct iwl_mvm_vif *mvmvif, bool set,
1981                                  enum iwl_mvm_low_latency_cause cause)
1982 {
1983         u8 new_state;
1984
1985         if (set)
1986                 mvmvif->low_latency |= cause;
1987         else
1988                 mvmvif->low_latency &= ~cause;
1989
1990         /*
1991          * if LOW_LATENCY_DEBUGFS_FORCE_ENABLE is enabled no changes are
1992          * allowed to actual mode.
1993          */
1994         if (mvmvif->low_latency & LOW_LATENCY_DEBUGFS_FORCE_ENABLE &&
1995             cause != LOW_LATENCY_DEBUGFS_FORCE_ENABLE)
1996                 return;
1997
1998         if (cause == LOW_LATENCY_DEBUGFS_FORCE_ENABLE && set)
1999                 /*
2000                  * We enter force state
2001                  */
2002                 new_state = !!(mvmvif->low_latency &
2003                                LOW_LATENCY_DEBUGFS_FORCE);
2004         else
2005                 /*
2006                  * Check if any other one set low latency
2007                  */
2008                 new_state = !!(mvmvif->low_latency &
2009                                   ~(LOW_LATENCY_DEBUGFS_FORCE_ENABLE |
2010                                     LOW_LATENCY_DEBUGFS_FORCE));
2011
2012         mvmvif->low_latency_actual = new_state;
2013 }
2014
2015 /* Return a bitmask with all the hw supported queues, except for the
2016  * command queue, which can't be flushed.
2017  */
2018 static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm)
2019 {
2020         return ((BIT(mvm->cfg->base_params->num_of_queues) - 1) &
2021                 ~BIT(IWL_MVM_DQA_CMD_QUEUE));
2022 }
2023
2024 static inline void iwl_mvm_stop_device(struct iwl_mvm *mvm)
2025 {
2026         lockdep_assert_held(&mvm->mutex);
2027         iwl_fw_cancel_timestamp(&mvm->fwrt);
2028         clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
2029         iwl_fwrt_stop_device(&mvm->fwrt);
2030         iwl_free_fw_paging(&mvm->fwrt);
2031         iwl_fw_dump_conf_clear(&mvm->fwrt);
2032 }
2033
2034 /* Re-configure the SCD for a queue that has already been configured */
2035 int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id,
2036                          int tid, int frame_limit, u16 ssn);
2037
2038 /* Thermal management and CT-kill */
2039 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
2040 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp);
2041 void iwl_mvm_temp_notif(struct iwl_mvm *mvm,
2042                         struct iwl_rx_cmd_buffer *rxb);
2043 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
2044 void iwl_mvm_thermal_initialize(struct iwl_mvm *mvm, u32 min_backoff);
2045 void iwl_mvm_thermal_exit(struct iwl_mvm *mvm);
2046 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
2047 int iwl_mvm_get_temp(struct iwl_mvm *mvm, s32 *temp);
2048 void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
2049 void iwl_mvm_enter_ctkill(struct iwl_mvm *mvm);
2050 int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm *mvm);
2051 int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 budget);
2052
2053 /* Location Aware Regulatory */
2054 struct iwl_mcc_update_resp *
2055 iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2,
2056                    enum iwl_mcc_source src_id);
2057 int iwl_mvm_init_mcc(struct iwl_mvm *mvm);
2058 void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm,
2059                                 struct iwl_rx_cmd_buffer *rxb);
2060 struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy,
2061                                                   const char *alpha2,
2062                                                   enum iwl_mcc_source src_id,
2063                                                   bool *changed);
2064 struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm,
2065                                                           bool *changed);
2066 int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm);
2067 void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm);
2068
2069 /* smart fifo */
2070 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2071                       bool added_vif);
2072
2073 /* FTM responder */
2074 int iwl_mvm_ftm_start_responder(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2075 void iwl_mvm_ftm_restart_responder(struct iwl_mvm *mvm,
2076                                    struct ieee80211_vif *vif);
2077 void iwl_mvm_ftm_responder_stats(struct iwl_mvm *mvm,
2078                                  struct iwl_rx_cmd_buffer *rxb);
2079
2080 /* FTM initiator */
2081 void iwl_mvm_ftm_restart(struct iwl_mvm *mvm);
2082 void iwl_mvm_ftm_range_resp(struct iwl_mvm *mvm,
2083                             struct iwl_rx_cmd_buffer *rxb);
2084 void iwl_mvm_ftm_lc_notif(struct iwl_mvm *mvm,
2085                           struct iwl_rx_cmd_buffer *rxb);
2086 int iwl_mvm_ftm_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2087                       struct cfg80211_pmsr_request *request);
2088 void iwl_mvm_ftm_abort(struct iwl_mvm *mvm, struct cfg80211_pmsr_request *req);
2089
2090 /* TDLS */
2091
2092 /*
2093  * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present.
2094  * This TID is marked as used vs the AP and all connected TDLS peers.
2095  */
2096 #define IWL_MVM_TDLS_FW_TID 4
2097
2098 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2099 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm);
2100 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2101                                bool sta_added);
2102 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
2103                                            struct ieee80211_vif *vif);
2104 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw,
2105                                 struct ieee80211_vif *vif,
2106                                 struct ieee80211_sta *sta, u8 oper_class,
2107                                 struct cfg80211_chan_def *chandef,
2108                                 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie);
2109 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw,
2110                                       struct ieee80211_vif *vif,
2111                                       struct ieee80211_tdls_ch_sw_params *params);
2112 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw,
2113                                         struct ieee80211_vif *vif,
2114                                         struct ieee80211_sta *sta);
2115 void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
2116 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work);
2117
2118 void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm,
2119                                      struct iwl_mvm_internal_rxq_notif *notif,
2120                                      u32 size);
2121 void iwl_mvm_reorder_timer_expired(struct timer_list *t);
2122 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm);
2123 bool iwl_mvm_is_vif_assoc(struct iwl_mvm *mvm);
2124
2125 #define MVM_TCM_PERIOD_MSEC 500
2126 #define MVM_TCM_PERIOD (HZ * MVM_TCM_PERIOD_MSEC / 1000)
2127 #define MVM_LL_PERIOD (10 * HZ)
2128 void iwl_mvm_tcm_work(struct work_struct *work);
2129 void iwl_mvm_recalc_tcm(struct iwl_mvm *mvm);
2130 void iwl_mvm_pause_tcm(struct iwl_mvm *mvm, bool with_cancel);
2131 void iwl_mvm_resume_tcm(struct iwl_mvm *mvm);
2132 void iwl_mvm_tcm_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2133 void iwl_mvm_tcm_rm_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2134 u8 iwl_mvm_tcm_load_percentage(u32 airtime, u32 elapsed);
2135
2136 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
2137 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm,
2138                                     struct ieee80211_vif *vif,
2139                                     bool tdls, bool cmd_q);
2140 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2141                              const char *errmsg);
2142 void iwl_mvm_event_frame_timeout_callback(struct iwl_mvm *mvm,
2143                                           struct ieee80211_vif *vif,
2144                                           const struct ieee80211_sta *sta,
2145                                           u16 tid);
2146
2147 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b);
2148 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm);
2149 #ifdef CONFIG_IWLWIFI_DEBUGFS
2150 void iwl_mvm_sta_add_debugfs(struct ieee80211_hw *hw,
2151                              struct ieee80211_vif *vif,
2152                              struct ieee80211_sta *sta,
2153                              struct dentry *dir);
2154 #endif
2155
2156 /* Channel info utils */
2157 static inline bool iwl_mvm_has_ultra_hb_channel(struct iwl_mvm *mvm)
2158 {
2159         return fw_has_capa(&mvm->fw->ucode_capa,
2160                            IWL_UCODE_TLV_CAPA_ULTRA_HB_CHANNELS);
2161 }
2162
2163 static inline void *iwl_mvm_chan_info_cmd_tail(struct iwl_mvm *mvm,
2164                                                struct iwl_fw_channel_info *ci)
2165 {
2166         return (u8 *)ci + (iwl_mvm_has_ultra_hb_channel(mvm) ?
2167                            sizeof(struct iwl_fw_channel_info) :
2168                            sizeof(struct iwl_fw_channel_info_v1));
2169 }
2170
2171 static inline size_t iwl_mvm_chan_info_padding(struct iwl_mvm *mvm)
2172 {
2173         return iwl_mvm_has_ultra_hb_channel(mvm) ? 0 :
2174                 sizeof(struct iwl_fw_channel_info) -
2175                 sizeof(struct iwl_fw_channel_info_v1);
2176 }
2177
2178 static inline void iwl_mvm_set_chan_info(struct iwl_mvm *mvm,
2179                                          struct iwl_fw_channel_info *ci,
2180                                          u32 chan, u8 band, u8 width,
2181                                          u8 ctrl_pos)
2182 {
2183         if (iwl_mvm_has_ultra_hb_channel(mvm)) {
2184                 ci->channel = cpu_to_le32(chan);
2185                 ci->band = band;
2186                 ci->width = width;
2187                 ci->ctrl_pos = ctrl_pos;
2188         } else {
2189                 struct iwl_fw_channel_info_v1 *ci_v1 =
2190                                         (struct iwl_fw_channel_info_v1 *)ci;
2191
2192                 ci_v1->channel = chan;
2193                 ci_v1->band = band;
2194                 ci_v1->width = width;
2195                 ci_v1->ctrl_pos = ctrl_pos;
2196         }
2197 }
2198
2199 static inline void
2200 iwl_mvm_set_chan_info_chandef(struct iwl_mvm *mvm,
2201                               struct iwl_fw_channel_info *ci,
2202                               struct cfg80211_chan_def *chandef)
2203 {
2204         iwl_mvm_set_chan_info(mvm, ci, chandef->chan->hw_value,
2205                               (chandef->chan->band == NL80211_BAND_2GHZ ?
2206                                PHY_BAND_24 : PHY_BAND_5),
2207                                iwl_mvm_get_channel_width(chandef),
2208                                iwl_mvm_get_ctrl_pos(chandef));
2209 }
2210
2211 #endif /* __IWL_MVM_H__ */