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
 494         /* Indicates that we are waiting for a beacon on a new channel */
 495         bool csa_bcn_pending;
 496
 497         /* TCP Checksum Offload */
 498         netdev_features_t features;
 499
 500         struct iwl_probe_resp_data __rcu *probe_resp_data;
 501 };
 502
 503 static inline struct iwl_mvm_vif *
 504 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
 505 {
 506         if (!vif)
 507                 return NULL;
 508         return (void *)vif->drv_priv;
 509 }
 510
 511 extern const u8 tid_to_mac80211_ac[];
 512
 513 #define IWL_MVM_SCAN_STOPPING_SHIFT     8
 514
 515 enum iwl_scan_status {
 516         IWL_MVM_SCAN_REGULAR            = BIT(0),
 517         IWL_MVM_SCAN_SCHED              = BIT(1),
 518         IWL_MVM_SCAN_NETDETECT          = BIT(2),
 519
 520         IWL_MVM_SCAN_STOPPING_REGULAR   = BIT(8),
 521         IWL_MVM_SCAN_STOPPING_SCHED     = BIT(9),
 522         IWL_MVM_SCAN_STOPPING_NETDETECT = BIT(10),
 523
 524         IWL_MVM_SCAN_REGULAR_MASK       = IWL_MVM_SCAN_REGULAR |
 525                                           IWL_MVM_SCAN_STOPPING_REGULAR,
 526         IWL_MVM_SCAN_SCHED_MASK         = IWL_MVM_SCAN_SCHED |
 527                                           IWL_MVM_SCAN_STOPPING_SCHED,
 528         IWL_MVM_SCAN_NETDETECT_MASK     = IWL_MVM_SCAN_NETDETECT |
 529                                           IWL_MVM_SCAN_STOPPING_NETDETECT,
 530
 531         IWL_MVM_SCAN_STOPPING_MASK      = 0xff << IWL_MVM_SCAN_STOPPING_SHIFT,
 532         IWL_MVM_SCAN_MASK               = 0xff,
 533 };
 534
 535 enum iwl_mvm_scan_type {
 536         IWL_SCAN_TYPE_NOT_SET,
 537         IWL_SCAN_TYPE_UNASSOC,
 538         IWL_SCAN_TYPE_WILD,
 539         IWL_SCAN_TYPE_MILD,
 540         IWL_SCAN_TYPE_FRAGMENTED,
 541         IWL_SCAN_TYPE_FAST_BALANCE,
 542 };
 543
 544 enum iwl_mvm_sched_scan_pass_all_states {
 545         SCHED_SCAN_PASS_ALL_DISABLED,
 546         SCHED_SCAN_PASS_ALL_ENABLED,
 547         SCHED_SCAN_PASS_ALL_FOUND,
 548 };
 549
 550 /**
 551  * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
 552  * @ct_kill_exit: worker to exit thermal kill
 553  * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
 554  * @tx_backoff: The current thremal throttling tx backoff in uSec.
 555  * @min_backoff: The minimal tx backoff due to power restrictions
 556  * @params: Parameters to configure the thermal throttling algorithm.
 557  * @throttle: Is thermal throttling is active?
 558  */
 559 struct iwl_mvm_tt_mgmt {
 560         struct delayed_work ct_kill_exit;
 561         bool dynamic_smps;
 562         u32 tx_backoff;
 563         u32 min_backoff;
 564         struct iwl_tt_params params;
 565         bool throttle;
 566 };
 567
 568 #ifdef CONFIG_THERMAL
 569 /**
 570  *struct iwl_mvm_thermal_device - thermal zone related data
 571  * @temp_trips: temperature thresholds for report
 572  * @fw_trips_index: keep indexes to original array - temp_trips
 573  * @tzone: thermal zone device data
 574 */
 575 struct iwl_mvm_thermal_device {
 576         s16 temp_trips[IWL_MAX_DTS_TRIPS];
 577         u8 fw_trips_index[IWL_MAX_DTS_TRIPS];
 578         struct thermal_zone_device *tzone;
 579 };
 580
 581 /*
 582  * struct iwl_mvm_cooling_device
 583  * @cur_state: current state
 584  * @cdev: struct thermal cooling device
 585  */
 586 struct iwl_mvm_cooling_device {
 587         u32 cur_state;
 588         struct thermal_cooling_device *cdev;
 589 };
 590 #endif
 591
 592 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
 593
 594 struct iwl_mvm_frame_stats {
 595         u32 legacy_frames;
 596         u32 ht_frames;
 597         u32 vht_frames;
 598         u32 bw_20_frames;
 599         u32 bw_40_frames;
 600         u32 bw_80_frames;
 601         u32 bw_160_frames;
 602         u32 sgi_frames;
 603         u32 ngi_frames;
 604         u32 siso_frames;
 605         u32 mimo2_frames;
 606         u32 agg_frames;
 607         u32 ampdu_count;
 608         u32 success_frames;
 609         u32 fail_frames;
 610         u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
 611         int last_frame_idx;
 612 };
 613
 614 enum {
 615         D0I3_DEFER_WAKEUP,
 616         D0I3_PENDING_WAKEUP,
 617 };
 618
 619 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff
 620 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100
 621 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200
 622
 623 enum iwl_mvm_tdls_cs_state {
 624         IWL_MVM_TDLS_SW_IDLE = 0,
 625         IWL_MVM_TDLS_SW_REQ_SENT,
 626         IWL_MVM_TDLS_SW_RESP_RCVD,
 627         IWL_MVM_TDLS_SW_REQ_RCVD,
 628         IWL_MVM_TDLS_SW_ACTIVE,
 629 };
 630
 631 enum iwl_mvm_traffic_load {
 632         IWL_MVM_TRAFFIC_LOW,
 633         IWL_MVM_TRAFFIC_MEDIUM,
 634         IWL_MVM_TRAFFIC_HIGH,
 635 };
 636
 637 DECLARE_EWMA(rate, 16, 16)
 638
 639 struct iwl_mvm_tcm_mac {
 640         struct {
 641                 u32 pkts[IEEE80211_NUM_ACS];
 642                 u32 airtime;
 643         } tx;
 644         struct {
 645                 u32 pkts[IEEE80211_NUM_ACS];
 646                 u32 airtime;
 647                 u32 last_ampdu_ref;
 648         } rx;
 649         struct {
 650                 /* track AP's transfer in client mode */
 651                 u64 rx_bytes;
 652                 struct ewma_rate rate;
 653                 bool detected;
 654         } uapsd_nonagg_detect;
 655         bool opened_rx_ba_sessions;
 656 };
 657
 658 struct iwl_mvm_tcm {
 659         struct delayed_work work;
 660         spinlock_t lock; /* used when time elapsed */
 661         unsigned long ts; /* timestamp when period ends */
 662         unsigned long ll_ts;
 663         unsigned long uapsd_nonagg_ts;
 664         bool paused;
 665         struct iwl_mvm_tcm_mac data[NUM_MAC_INDEX_DRIVER];
 666         struct {
 667                 u32 elapsed; /* milliseconds for this TCM period */
 668                 u32 airtime[NUM_MAC_INDEX_DRIVER];
 669                 enum iwl_mvm_traffic_load load[NUM_MAC_INDEX_DRIVER];
 670                 enum iwl_mvm_traffic_load band_load[NUM_NL80211_BANDS];
 671                 enum iwl_mvm_traffic_load global_load;
 672                 bool low_latency[NUM_MAC_INDEX_DRIVER];
 673                 bool change[NUM_MAC_INDEX_DRIVER];
 674                 bool global_change;
 675         } result;
 676 };
 677
 678 /**
 679  * struct iwl_mvm_reorder_buffer - per ra/tid/queue reorder buffer
 680  * @head_sn: reorder window head sn
 681  * @num_stored: number of mpdus stored in the buffer
 682  * @buf_size: the reorder buffer size as set by the last addba request
 683  * @queue: queue of this reorder buffer
 684  * @last_amsdu: track last ASMDU SN for duplication detection
 685  * @last_sub_index: track ASMDU sub frame index for duplication detection
 686  * @reorder_timer: timer for frames are in the reorder buffer. For AMSDU
 687  *      it is the time of last received sub-frame
 688  * @removed: prevent timer re-arming
 689  * @valid: reordering is valid for this queue
 690  * @lock: protect reorder buffer internal state
 691  * @mvm: mvm pointer, needed for frame timer context
 692  */
 693 struct iwl_mvm_reorder_buffer {
 694         u16 head_sn;
 695         u16 num_stored;
 696         u16 buf_size;
 697         int queue;
 698         u16 last_amsdu;
 699         u8 last_sub_index;
 700         struct timer_list reorder_timer;
 701         bool removed;
 702         bool valid;
 703         spinlock_t lock;
 704         struct iwl_mvm *mvm;
 705 } ____cacheline_aligned_in_smp;
 706
 707 /**
 708  * struct _iwl_mvm_reorder_buf_entry - reorder buffer entry per-queue/per-seqno
 709  * @frames: list of skbs stored
 710  * @reorder_time: time the packet was stored in the reorder buffer
 711  */
 712 struct _iwl_mvm_reorder_buf_entry {
 713         struct sk_buff_head frames;
 714         unsigned long reorder_time;
 715 };
 716
 717 /* make this indirection to get the aligned thing */
 718 struct iwl_mvm_reorder_buf_entry {
 719         struct _iwl_mvm_reorder_buf_entry e;
 720 }
 721 #ifndef __CHECKER__
 722 /* sparse doesn't like this construct: "bad integer constant expression" */
 723 __aligned(roundup_pow_of_two(sizeof(struct _iwl_mvm_reorder_buf_entry)))
 724 #endif
 725 ;
 726
 727 /**
 728  * struct iwl_mvm_baid_data - BA session data
 729  * @sta_id: station id
 730  * @tid: tid of the session
 731  * @baid baid of the session
 732  * @timeout: the timeout set in the addba request
 733  * @entries_per_queue: # of buffers per queue, this actually gets
 734  *      aligned up to avoid cache line sharing between queues
 735  * @last_rx: last rx jiffies, updated only if timeout passed from last update
 736  * @session_timer: timer to check if BA session expired, runs at 2 * timeout
 737  * @mvm: mvm pointer, needed for timer context
 738  * @reorder_buf: reorder buffer, allocated per queue
 739  * @reorder_buf_data: data
 740  */
 741 struct iwl_mvm_baid_data {
 742         struct rcu_head rcu_head;
 743         u8 sta_id;
 744         u8 tid;
 745         u8 baid;
 746         u16 timeout;
 747         u16 entries_per_queue;
 748         unsigned long last_rx;
 749         struct timer_list session_timer;
 750         struct iwl_mvm_baid_data __rcu **rcu_ptr;
 751         struct iwl_mvm *mvm;
 752         struct iwl_mvm_reorder_buffer reorder_buf[IWL_MAX_RX_HW_QUEUES];
 753         struct iwl_mvm_reorder_buf_entry entries[];
 754 };
 755
 756 static inline struct iwl_mvm_baid_data *
 757 iwl_mvm_baid_data_from_reorder_buf(struct iwl_mvm_reorder_buffer *buf)
 758 {
 759         return (void *)((u8 *)buf -
 760                         offsetof(struct iwl_mvm_baid_data, reorder_buf) -
 761                         sizeof(*buf) * buf->queue);
 762 }
 763
 764 /*
 765  * enum iwl_mvm_queue_status - queue status
 766  * @IWL_MVM_QUEUE_FREE: the queue is not allocated nor reserved
 767  *      Basically, this means that this queue can be used for any purpose
 768  * @IWL_MVM_QUEUE_RESERVED: queue is reserved but not yet in use
 769  *      This is the state of a queue that has been dedicated for some RATID
 770  *      (agg'd or not), but that hasn't yet gone through the actual enablement
 771  *      of iwl_mvm_enable_txq(), and therefore no traffic can go through it yet.
 772  *      Note that in this state there is no requirement to already know what TID
 773  *      should be used with this queue, it is just marked as a queue that will
 774  *      be used, and shouldn't be allocated to anyone else.
 775  * @IWL_MVM_QUEUE_READY: queue is ready to be used
 776  *      This is the state of a queue that has been fully configured (including
 777  *      SCD pointers, etc), has a specific RA/TID assigned to it, and can be
 778  *      used to send traffic.
 779  * @IWL_MVM_QUEUE_SHARED: queue is shared, or in a process of becoming shared
 780  *      This is a state in which a single queue serves more than one TID, all of
 781  *      which are not aggregated. Note that the queue is only associated to one
 782  *      RA.
 783  */
 784 enum iwl_mvm_queue_status {
 785         IWL_MVM_QUEUE_FREE,
 786         IWL_MVM_QUEUE_RESERVED,
 787         IWL_MVM_QUEUE_READY,
 788         IWL_MVM_QUEUE_SHARED,
 789 };
 790
 791 #define IWL_MVM_DQA_QUEUE_TIMEOUT       (5 * HZ)
 792 #define IWL_MVM_INVALID_QUEUE           0xFFFF
 793
 794 #define IWL_MVM_NUM_CIPHERS             10
 795
 796 struct iwl_mvm_sar_profile {
 797         bool enabled;
 798         u8 table[ACPI_SAR_TABLE_SIZE];
 799 };
 800
 801 struct iwl_mvm_geo_profile {
 802         u8 values[ACPI_GEO_TABLE_SIZE];
 803 };
 804
 805 struct iwl_mvm_txq {
 806         struct list_head list;
 807         u16 txq_id;
 808         atomic_t tx_request;
 809         bool stopped;
 810 };
 811
 812 static inline struct iwl_mvm_txq *
 813 iwl_mvm_txq_from_mac80211(struct ieee80211_txq *txq)
 814 {
 815         return (void *)txq->drv_priv;
 816 }
 817
 818 static inline struct iwl_mvm_txq *
 819 iwl_mvm_txq_from_tid(struct ieee80211_sta *sta, u8 tid)
 820 {
 821         if (tid == IWL_MAX_TID_COUNT)
 822                 tid = IEEE80211_NUM_TIDS;
 823
 824         return (void *)sta->txq[tid]->drv_priv;
 825 }
 826
 827 /**
 828  * struct iwl_mvm_tvqm_txq_info - maps TVQM hw queue to tid
 829  *
 830  * @sta_id: sta id
 831  * @txq_tid: txq tid
 832  */
 833 struct iwl_mvm_tvqm_txq_info {
 834         u8 sta_id;
 835         u8 txq_tid;
 836 };
 837
 838 struct iwl_mvm_dqa_txq_info {
 839         u8 ra_sta_id; /* The RA this queue is mapped to, if exists */
 840         bool reserved; /* Is this the TXQ reserved for a STA */
 841         u8 mac80211_ac; /* The mac80211 AC this queue is mapped to */
 842         u8 txq_tid; /* The TID "owner" of this queue*/
 843         u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */
 844         /* Timestamp for inactivation per TID of this queue */
 845         unsigned long last_frame_time[IWL_MAX_TID_COUNT + 1];
 846         enum iwl_mvm_queue_status status;
 847 };
 848
 849 struct iwl_mvm {
 850         /* for logger access */
 851         struct device *dev;
 852
 853         struct iwl_trans *trans;
 854         const struct iwl_fw *fw;
 855         const struct iwl_cfg *cfg;
 856         struct iwl_phy_db *phy_db;
 857         struct ieee80211_hw *hw;
 858
 859         /* for protecting access to iwl_mvm */
 860         struct mutex mutex;
 861         struct list_head async_handlers_list;
 862         spinlock_t async_handlers_lock;
 863         struct work_struct async_handlers_wk;
 864
 865         struct work_struct roc_done_wk;
 866
 867         unsigned long init_status;
 868
 869         unsigned long status;
 870
 871         u32 queue_sync_cookie;
 872         atomic_t queue_sync_counter;
 873         /*
 874          * for beacon filtering -
 875          * currently only one interface can be supported
 876          */
 877         struct iwl_mvm_vif *bf_allowed_vif;
 878
 879         bool hw_registered;
 880         bool calibrating;
 881         bool support_umac_log;
 882
 883         u32 ampdu_ref;
 884         bool ampdu_toggle;
 885
 886         struct iwl_notif_wait_data notif_wait;
 887
 888         union {
 889                 struct mvm_statistics_rx_v3 rx_stats_v3;
 890                 struct mvm_statistics_rx rx_stats;
 891         };
 892
 893         struct {
 894                 u64 rx_time;
 895                 u64 tx_time;
 896                 u64 on_time_rf;
 897                 u64 on_time_scan;
 898         } radio_stats, accu_radio_stats;
 899
 900         struct list_head add_stream_txqs;
 901         union {
 902                 struct iwl_mvm_dqa_txq_info queue_info[IWL_MAX_HW_QUEUES];
 903                 struct iwl_mvm_tvqm_txq_info tvqm_info[IWL_MAX_TVQM_QUEUES];
 904         };
 905         struct work_struct add_stream_wk; /* To add streams to queues */
 906
 907         const char *nvm_file_name;
 908         struct iwl_nvm_data *nvm_data;
 909         /* NVM sections */
 910         struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
 911
 912         struct iwl_fw_runtime fwrt;
 913
 914         /* EEPROM MAC addresses */
 915         struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
 916
 917         /* data related to data path */
 918         struct iwl_rx_phy_info last_phy_info;
 919         struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
 920         u8 rx_ba_sessions;
 921
 922         /* configured by mac80211 */
 923         u32 rts_threshold;
 924
 925         /* Scan status, cmd (pre-allocated) and auxiliary station */
 926         unsigned int scan_status;
 927         void *scan_cmd;
 928         struct iwl_mcast_filter_cmd *mcast_filter_cmd;
 929         /* For CDB this is low band scan type, for non-CDB - type. */
 930         enum iwl_mvm_scan_type scan_type;
 931         enum iwl_mvm_scan_type hb_scan_type;
 932
 933         enum iwl_mvm_sched_scan_pass_all_states sched_scan_pass_all;
 934         struct delayed_work scan_timeout_dwork;
 935
 936         /* max number of simultaneous scans the FW supports */
 937         unsigned int max_scans;
 938
 939         /* UMAC scan tracking */
 940         u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS];
 941
 942         /* start time of last scan in TSF of the mac that requested the scan */
 943         u64 scan_start;
 944
 945         /* the vif that requested the current scan */
 946         struct iwl_mvm_vif *scan_vif;
 947
 948         /* rx chain antennas set through debugfs for the scan command */
 949         u8 scan_rx_ant;
 950
 951 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
 952         /* broadcast filters to configure for each associated station */
 953         const struct iwl_fw_bcast_filter *bcast_filters;
 954 #ifdef CONFIG_IWLWIFI_DEBUGFS
 955         struct {
 956                 bool override;
 957                 struct iwl_bcast_filter_cmd cmd;
 958         } dbgfs_bcast_filtering;
 959 #endif
 960 #endif
 961
 962         /* Internal station */
 963         struct iwl_mvm_int_sta aux_sta;
 964         struct iwl_mvm_int_sta snif_sta;
 965
 966         bool last_ebs_successful;
 967
 968         u8 scan_last_antenna_idx; /* to toggle TX between antennas */
 969         u8 mgmt_last_antenna_idx;
 970
 971         /* last smart fifo state that was successfully sent to firmware */
 972         enum iwl_sf_state sf_state;
 973
 974 #ifdef CONFIG_IWLWIFI_DEBUGFS
 975         struct dentry *debugfs_dir;
 976         u32 dbgfs_sram_offset, dbgfs_sram_len;
 977         u32 dbgfs_prph_reg_addr;
 978         bool disable_power_off;
 979         bool disable_power_off_d3;
 980         bool beacon_inject_active;
 981
 982         bool scan_iter_notif_enabled;
 983
 984         struct debugfs_blob_wrapper nvm_hw_blob;
 985         struct debugfs_blob_wrapper nvm_sw_blob;
 986         struct debugfs_blob_wrapper nvm_calib_blob;
 987         struct debugfs_blob_wrapper nvm_prod_blob;
 988         struct debugfs_blob_wrapper nvm_phy_sku_blob;
 989         struct debugfs_blob_wrapper nvm_reg_blob;
 990
 991         struct iwl_mvm_frame_stats drv_rx_stats;
 992         spinlock_t drv_stats_lock;
 993         u16 dbgfs_rx_phyinfo;
 994 #endif
 995
 996         struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
 997
 998         struct list_head time_event_list;
 999         spinlock_t time_event_lock;
1000
1001         /*
1002          * A bitmap indicating the index of the key in use. The firmware
1003          * can hold 16 keys at most. Reflect this fact.
1004          */
1005         unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
1006         u8 fw_key_deleted[STA_KEY_MAX_NUM];
1007
1008         /* references taken by the driver and spinlock protecting them */
1009         spinlock_t refs_lock;
1010         u8 refs[IWL_MVM_REF_COUNT];
1011
1012         u8 vif_count;
1013         struct ieee80211_vif __rcu *vif_id_to_mac[NUM_MAC_INDEX_DRIVER];
1014
1015         /* -1 for always, 0 for never, >0 for that many times */
1016         s8 fw_restart;
1017         u8 *error_recovery_buf;
1018
1019 #ifdef CONFIG_IWLWIFI_LEDS
1020         struct led_classdev led;
1021 #endif
1022
1023         struct ieee80211_vif *p2p_device_vif;
1024
1025 #ifdef CONFIG_PM
1026         struct wiphy_wowlan_support wowlan;
1027         int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
1028
1029         /* sched scan settings for net detect */
1030         struct ieee80211_scan_ies nd_ies;
1031         struct cfg80211_match_set *nd_match_sets;
1032         int n_nd_match_sets;
1033         struct ieee80211_channel **nd_channels;
1034         int n_nd_channels;
1035         bool net_detect;
1036 #ifdef CONFIG_IWLWIFI_DEBUGFS
1037         bool d3_wake_sysassert;
1038         bool d3_test_active;
1039         bool store_d3_resume_sram;
1040         void *d3_resume_sram;
1041         u32 d3_test_pme_ptr;
1042         struct ieee80211_vif *keep_vif;
1043         u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */
1044 #endif
1045 #endif
1046
1047         /* d0i3 */
1048         u8 d0i3_ap_sta_id;
1049         bool d0i3_offloading;
1050         struct work_struct d0i3_exit_work;
1051         struct sk_buff_head d0i3_tx;
1052         /* protect d0i3_suspend_flags */
1053         struct mutex d0i3_suspend_mutex;
1054         unsigned long d0i3_suspend_flags;
1055         /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
1056         spinlock_t d0i3_tx_lock;
1057         wait_queue_head_t d0i3_exit_waitq;
1058         wait_queue_head_t rx_sync_waitq;
1059
1060         /* BT-Coex */
1061         struct iwl_bt_coex_profile_notif last_bt_notif;
1062         struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
1063
1064         u8 bt_tx_prio;
1065         enum iwl_bt_force_ant_mode bt_force_ant_mode;
1066
1067         /* Aux ROC */
1068         struct list_head aux_roc_te_list;
1069
1070         /* Thermal Throttling and CTkill */
1071         struct iwl_mvm_tt_mgmt thermal_throttle;
1072 #ifdef CONFIG_THERMAL
1073         struct iwl_mvm_thermal_device tz_device;
1074         struct iwl_mvm_cooling_device cooling_dev;
1075 #endif
1076
1077         s32 temperature;        /* Celsius */
1078         /*
1079          * Debug option to set the NIC temperature. This option makes the
1080          * driver think this is the actual NIC temperature, and ignore the
1081          * real temperature that is received from the fw
1082          */
1083         bool temperature_test;  /* Debug test temperature is enabled */
1084
1085         unsigned long bt_coex_last_tcm_ts;
1086         struct iwl_mvm_tcm tcm;
1087
1088         u8 uapsd_noagg_bssid_write_idx;
1089         struct mac_address uapsd_noagg_bssids[IWL_MVM_UAPSD_NOAGG_BSSIDS_NUM]
1090                 __aligned(2);
1091
1092         struct iwl_time_quota_cmd last_quota_cmd;
1093
1094 #ifdef CONFIG_NL80211_TESTMODE
1095         u32 noa_duration;
1096         struct ieee80211_vif *noa_vif;
1097 #endif
1098
1099         /* Tx queues */
1100         u16 aux_queue;
1101         u16 snif_queue;
1102         u16 probe_queue;
1103         u16 p2p_dev_queue;
1104
1105         /* Indicate if device power save is allowed */
1106         u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
1107         /* Indicate if 32Khz external clock is valid */
1108         u32 ext_clock_valid;
1109         unsigned int max_amsdu_len; /* used for debugfs only */
1110
1111         struct ieee80211_vif __rcu *csa_vif;
1112         struct ieee80211_vif __rcu *csa_tx_blocked_vif;
1113         u8 csa_tx_block_bcn_timeout;
1114
1115         /* system time of last beacon (for AP/GO interface) */
1116         u32 ap_last_beacon_gp2;
1117
1118         /* indicates that we transmitted the last beacon */
1119         bool ibss_manager;
1120
1121         bool lar_regdom_set;
1122         enum iwl_mcc_source mcc_src;
1123
1124         /* TDLS channel switch data */
1125         struct {
1126                 struct delayed_work dwork;
1127                 enum iwl_mvm_tdls_cs_state state;
1128
1129                 /*
1130                  * Current cs sta - might be different from periodic cs peer
1131                  * station. Value is meaningless when the cs-state is idle.
1132                  */
1133                 u8 cur_sta_id;
1134
1135                 /* TDLS periodic channel-switch peer */
1136                 struct {
1137                         u8 sta_id;
1138                         u8 op_class;
1139                         bool initiator; /* are we the link initiator */
1140                         struct cfg80211_chan_def chandef;
1141                         struct sk_buff *skb; /* ch sw template */
1142                         u32 ch_sw_tm_ie;
1143
1144                         /* timestamp of last ch-sw request sent (GP2 time) */
1145                         u32 sent_timestamp;
1146                 } peer;
1147         } tdls_cs;
1148
1149
1150         u32 ciphers[IWL_MVM_NUM_CIPHERS];
1151         struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS];
1152
1153         struct cfg80211_ftm_responder_stats ftm_resp_stats;
1154         struct {
1155                 struct cfg80211_pmsr_request *req;
1156                 struct wireless_dev *req_wdev;
1157                 struct list_head loc_list;
1158                 int responses[IWL_MVM_TOF_MAX_APS];
1159         } ftm_initiator;
1160
1161         struct ieee80211_vif *nan_vif;
1162 #define IWL_MAX_BAID    32
1163         struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID];
1164
1165         /*
1166          * Drop beacons from other APs in AP mode when there are no connected
1167          * clients.
1168          */
1169         bool drop_bcn_ap_mode;
1170
1171         struct delayed_work cs_tx_unblock_dwork;
1172
1173         /* does a monitor vif exist (only one can exist hence bool) */
1174         bool monitor_on;
1175
1176         /* sniffer data to include in radiotap */
1177         __le16 cur_aid;
1178         u8 cur_bssid[ETH_ALEN];
1179
1180 #ifdef CONFIG_ACPI
1181         struct iwl_mvm_sar_profile sar_profiles[ACPI_SAR_PROFILE_NUM];
1182         struct iwl_mvm_geo_profile geo_profiles[ACPI_NUM_GEO_PROFILES];
1183 #endif
1184 };
1185
1186 /* Extract MVM priv from op_mode and _hw */
1187 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode)               \
1188         ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
1189
1190 #define IWL_MAC80211_GET_MVM(_hw)                       \
1191         IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
1192
1193 /**
1194  * enum iwl_mvm_status - MVM status bits
1195  * @IWL_MVM_STATUS_HW_RFKILL: HW RF-kill is asserted
1196  * @IWL_MVM_STATUS_HW_CTKILL: CT-kill is active
1197  * @IWL_MVM_STATUS_ROC_RUNNING: remain-on-channel is running
1198  * @IWL_MVM_STATUS_HW_RESTART_REQUESTED: HW restart was requested
1199  * @IWL_MVM_STATUS_IN_HW_RESTART: HW restart is active
1200  * @IWL_MVM_STATUS_IN_D0I3: NIC is in D0i3
1201  * @IWL_MVM_STATUS_ROC_AUX_RUNNING: AUX remain-on-channel is running
1202  * @IWL_MVM_STATUS_D3_RECONFIG: D3 reconfiguration is being done
1203  * @IWL_MVM_STATUS_FIRMWARE_RUNNING: firmware is running
1204  * @IWL_MVM_STATUS_NEED_FLUSH_P2P: need to flush P2P bcast STA
1205  */
1206 enum iwl_mvm_status {
1207         IWL_MVM_STATUS_HW_RFKILL,
1208         IWL_MVM_STATUS_HW_CTKILL,
1209         IWL_MVM_STATUS_ROC_RUNNING,
1210         IWL_MVM_STATUS_HW_RESTART_REQUESTED,
1211         IWL_MVM_STATUS_IN_HW_RESTART,
1212         IWL_MVM_STATUS_IN_D0I3,
1213         IWL_MVM_STATUS_ROC_AUX_RUNNING,
1214         IWL_MVM_STATUS_D3_RECONFIG,
1215         IWL_MVM_STATUS_FIRMWARE_RUNNING,
1216         IWL_MVM_STATUS_NEED_FLUSH_P2P,
1217 };
1218
1219 /* Keep track of completed init configuration */
1220 enum iwl_mvm_init_status {
1221         IWL_MVM_INIT_STATUS_THERMAL_INIT_COMPLETE = BIT(0),
1222         IWL_MVM_INIT_STATUS_LEDS_INIT_COMPLETE = BIT(1),
1223 };
1224
1225 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
1226 {
1227         return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
1228                test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
1229 }
1230
1231 static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm)
1232 {
1233         return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status);
1234 }
1235
1236 static inline bool iwl_mvm_firmware_running(struct iwl_mvm *mvm)
1237 {
1238         return test_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
1239 }
1240
1241 /* Must be called with rcu_read_lock() held and it can only be
1242  * released when mvmsta is not needed anymore.
1243  */
1244 static inline struct iwl_mvm_sta *
1245 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id)
1246 {
1247         struct ieee80211_sta *sta;
1248
1249         if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
1250                 return NULL;
1251
1252         sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
1253
1254         /* This can happen if the station has been removed right now */
1255         if (IS_ERR_OR_NULL(sta))
1256                 return NULL;
1257
1258         return iwl_mvm_sta_from_mac80211(sta);
1259 }
1260
1261 static inline struct iwl_mvm_sta *
1262 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
1263 {
1264         struct ieee80211_sta *sta;
1265
1266         if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
1267                 return NULL;
1268
1269         sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
1270                                         lockdep_is_held(&mvm->mutex));
1271
1272         /* This can happen if the station has been removed right now */
1273         if (IS_ERR_OR_NULL(sta))
1274                 return NULL;
1275
1276         return iwl_mvm_sta_from_mac80211(sta);
1277 }
1278
1279 static inline struct ieee80211_vif *
1280 iwl_mvm_rcu_dereference_vif_id(struct iwl_mvm *mvm, u8 vif_id, bool rcu)
1281 {
1282         if (WARN_ON(vif_id >= ARRAY_SIZE(mvm->vif_id_to_mac)))
1283                 return NULL;
1284
1285         if (rcu)
1286                 return rcu_dereference(mvm->vif_id_to_mac[vif_id]);
1287
1288         return rcu_dereference_protected(mvm->vif_id_to_mac[vif_id],
1289                                          lockdep_is_held(&mvm->mutex));
1290 }
1291
1292 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
1293 {
1294         return !iwlwifi_mod_params.d0i3_disable &&
1295                 fw_has_capa(&mvm->fw->ucode_capa,
1296                             IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
1297 }
1298
1299 static inline bool iwl_mvm_is_adaptive_dwell_supported(struct iwl_mvm *mvm)
1300 {
1301         return fw_has_api(&mvm->fw->ucode_capa,
1302                           IWL_UCODE_TLV_API_ADAPTIVE_DWELL);
1303 }
1304
1305 static inline bool iwl_mvm_is_adaptive_dwell_v2_supported(struct iwl_mvm *mvm)
1306 {
1307         return fw_has_api(&mvm->fw->ucode_capa,
1308                           IWL_UCODE_TLV_API_ADAPTIVE_DWELL_V2);
1309 }
1310
1311 static inline bool iwl_mvm_is_oce_supported(struct iwl_mvm *mvm)
1312 {
1313         /* OCE should never be enabled for LMAC scan FWs */
1314         return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_OCE);
1315 }
1316
1317 static inline bool iwl_mvm_is_frag_ebs_supported(struct iwl_mvm *mvm)
1318 {
1319         return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_FRAG_EBS);
1320 }
1321
1322 static inline bool iwl_mvm_is_short_beacon_notif_supported(struct iwl_mvm *mvm)
1323 {
1324         return fw_has_api(&mvm->fw->ucode_capa,
1325                           IWL_UCODE_TLV_API_SHORT_BEACON_NOTIF);
1326 }
1327
1328 static inline bool iwl_mvm_enter_d0i3_on_suspend(struct iwl_mvm *mvm)
1329 {
1330         /* For now we only use this mode to differentiate between
1331          * slave transports, which handle D0i3 entry in suspend by
1332          * themselves in conjunction with runtime PM D0i3.  So, this
1333          * function is used to check whether we need to do anything
1334          * when entering suspend or if the transport layer has already
1335          * done it.
1336          */
1337         return (mvm->trans->system_pm_mode == IWL_PLAT_PM_MODE_D0I3) &&
1338                 (mvm->trans->runtime_pm_mode != IWL_PLAT_PM_MODE_D0I3);
1339 }
1340
1341 static inline bool iwl_mvm_is_dqa_data_queue(struct iwl_mvm *mvm, u8 queue)
1342 {
1343         return (queue >= IWL_MVM_DQA_MIN_DATA_QUEUE) &&
1344                (queue <= IWL_MVM_DQA_MAX_DATA_QUEUE);
1345 }
1346
1347 static inline bool iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm *mvm, u8 queue)
1348 {
1349         return (queue >= IWL_MVM_DQA_MIN_MGMT_QUEUE) &&
1350                (queue <= IWL_MVM_DQA_MAX_MGMT_QUEUE);
1351 }
1352
1353 static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm)
1354 {
1355         bool nvm_lar = mvm->nvm_data->lar_enabled;
1356         bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa,
1357                                    IWL_UCODE_TLV_CAPA_LAR_SUPPORT);
1358
1359         if (iwlwifi_mod_params.lar_disable)
1360                 return false;
1361
1362         /*
1363          * Enable LAR only if it is supported by the FW (TLV) &&
1364          * enabled in the NVM
1365          */
1366         if (mvm->cfg->nvm_type == IWL_NVM_EXT)
1367                 return nvm_lar && tlv_lar;
1368         else
1369                 return tlv_lar;
1370 }
1371
1372 static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm)
1373 {
1374         return fw_has_api(&mvm->fw->ucode_capa,
1375                           IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) ||
1376                fw_has_capa(&mvm->fw->ucode_capa,
1377                            IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC);
1378 }
1379
1380 static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm)
1381 {
1382         return fw_has_capa(&mvm->fw->ucode_capa,
1383                            IWL_UCODE_TLV_CAPA_BT_COEX_RRC) &&
1384                 IWL_MVM_BT_COEX_RRC;
1385 }
1386
1387 static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm)
1388 {
1389         return fw_has_capa(&mvm->fw->ucode_capa,
1390                            IWL_UCODE_TLV_CAPA_CSUM_SUPPORT) &&
1391                !IWL_MVM_HW_CSUM_DISABLE;
1392 }
1393
1394 static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm)
1395 {
1396         return fw_has_capa(&mvm->fw->ucode_capa,
1397                            IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) &&
1398                 IWL_MVM_BT_COEX_MPLUT;
1399 }
1400
1401 static inline
1402 bool iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm *mvm)
1403 {
1404         return fw_has_capa(&mvm->fw->ucode_capa,
1405                            IWL_UCODE_TLV_CAPA_P2P_SCM_UAPSD) &&
1406                 !(iwlwifi_mod_params.uapsd_disable &
1407                   IWL_DISABLE_UAPSD_P2P_CLIENT);
1408 }
1409
1410 static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm)
1411 {
1412         return fw_has_capa(&mvm->fw->ucode_capa,
1413                            IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT);
1414 }
1415
1416 static inline bool iwl_mvm_has_new_tx_api(struct iwl_mvm *mvm)
1417 {
1418         /* TODO - replace with TLV once defined */
1419         return mvm->trans->cfg->use_tfh;
1420 }
1421
1422 static inline bool iwl_mvm_has_unified_ucode(struct iwl_mvm *mvm)
1423 {
1424         /* TODO - better define this */
1425         return mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000;
1426 }
1427
1428 static inline bool iwl_mvm_is_cdb_supported(struct iwl_mvm *mvm)
1429 {
1430         /*
1431          * TODO:
1432          * The issue of how to determine CDB APIs and usage is still not fully
1433          * defined.
1434          * There is a compilation for CDB and non-CDB FW, but there may
1435          * be also runtime check.
1436          * For now there is a TLV for checking compilation mode, but a
1437          * runtime check will also have to be here - once defined.
1438          */
1439         return fw_has_capa(&mvm->fw->ucode_capa,
1440                            IWL_UCODE_TLV_CAPA_CDB_SUPPORT);
1441 }
1442
1443 static inline bool iwl_mvm_cdb_scan_api(struct iwl_mvm *mvm)
1444 {
1445         /*
1446          * TODO: should this be the same as iwl_mvm_is_cdb_supported()?
1447          * but then there's a little bit of code in scan that won't make
1448          * any sense...
1449          */
1450         return mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000;
1451 }
1452
1453 static inline bool iwl_mvm_has_new_rx_stats_api(struct iwl_mvm *mvm)
1454 {
1455         return fw_has_api(&mvm->fw->ucode_capa,
1456                           IWL_UCODE_TLV_API_NEW_RX_STATS);
1457 }
1458
1459 static inline bool iwl_mvm_has_quota_low_latency(struct iwl_mvm *mvm)
1460 {
1461         return fw_has_api(&mvm->fw->ucode_capa,
1462                           IWL_UCODE_TLV_API_QUOTA_LOW_LATENCY);
1463 }
1464
1465 static inline bool iwl_mvm_has_tlc_offload(const struct iwl_mvm *mvm)
1466 {
1467         return fw_has_capa(&mvm->fw->ucode_capa,
1468                            IWL_UCODE_TLV_CAPA_TLC_OFFLOAD);
1469 }
1470
1471 static inline struct agg_tx_status *
1472 iwl_mvm_get_agg_status(struct iwl_mvm *mvm, void *tx_resp)
1473 {
1474         if (iwl_mvm_has_new_tx_api(mvm))
1475                 return &((struct iwl_mvm_tx_resp *)tx_resp)->status;
1476         else
1477                 return ((struct iwl_mvm_tx_resp_v3 *)tx_resp)->status;
1478 }
1479
1480 static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm)
1481 {
1482 #ifdef CONFIG_THERMAL
1483         /* these two TLV are redundant since the responsibility to CT-kill by
1484          * FW happens only after we send at least one command of
1485          * temperature THs report.
1486          */
1487         return fw_has_capa(&mvm->fw->ucode_capa,
1488                            IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) &&
1489                fw_has_capa(&mvm->fw->ucode_capa,
1490                            IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT);
1491 #else /* CONFIG_THERMAL */
1492         return false;
1493 #endif /* CONFIG_THERMAL */
1494 }
1495
1496 static inline bool iwl_mvm_is_ctdp_supported(struct iwl_mvm *mvm)
1497 {
1498         return fw_has_capa(&mvm->fw->ucode_capa,
1499                            IWL_UCODE_TLV_CAPA_CTDP_SUPPORT);
1500 }
1501
1502 extern const u8 iwl_mvm_ac_to_tx_fifo[];
1503 extern const u8 iwl_mvm_ac_to_gen2_tx_fifo[];
1504
1505 static inline u8 iwl_mvm_mac_ac_to_tx_fifo(struct iwl_mvm *mvm,
1506                                            enum ieee80211_ac_numbers ac)
1507 {
1508         return iwl_mvm_has_new_tx_api(mvm) ?
1509                 iwl_mvm_ac_to_gen2_tx_fifo[ac] : iwl_mvm_ac_to_tx_fifo[ac];
1510 }
1511
1512 struct iwl_rate_info {
1513         u8 plcp;        /* uCode API:  IWL_RATE_6M_PLCP, etc. */
1514         u8 plcp_siso;   /* uCode API:  IWL_RATE_SISO_6M_PLCP, etc. */
1515         u8 plcp_mimo2;  /* uCode API:  IWL_RATE_MIMO2_6M_PLCP, etc. */
1516         u8 plcp_mimo3;  /* uCode API:  IWL_RATE_MIMO3_6M_PLCP, etc. */
1517         u8 ieee;        /* MAC header:  IWL_RATE_6M_IEEE, etc. */
1518 };
1519
1520 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm);
1521 int __iwl_mvm_mac_start(struct iwl_mvm *mvm);
1522
1523 /******************
1524  * MVM Methods
1525  ******************/
1526 /* uCode */
1527 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
1528
1529 /* Utils */
1530 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
1531                                         enum nl80211_band band);
1532 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
1533                                enum nl80211_band band,
1534                                struct ieee80211_tx_rate *r);
1535 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
1536 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
1537 u8 first_antenna(u8 mask);
1538 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
1539 void iwl_mvm_get_sync_time(struct iwl_mvm *mvm, u32 *gp2, u64 *boottime);
1540
1541 /* Tx / Host Commands */
1542 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
1543                                   struct iwl_host_cmd *cmd);
1544 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id,
1545                                       u32 flags, u16 len, const void *data);
1546 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
1547                                          struct iwl_host_cmd *cmd,
1548                                          u32 *status);
1549 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id,
1550                                              u16 len, const void *data,
1551                                              u32 *status);
1552 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
1553                    struct ieee80211_sta *sta);
1554 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
1555 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
1556                         struct iwl_tx_cmd *tx_cmd,
1557                         struct ieee80211_tx_info *info, u8 sta_id);
1558 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd,
1559                             struct ieee80211_tx_info *info,
1560                             struct ieee80211_sta *sta, __le16 fc);
1561 void iwl_mvm_mac_itxq_xmit(struct ieee80211_hw *hw, struct ieee80211_txq *txq);
1562 unsigned int iwl_mvm_max_amsdu_size(struct iwl_mvm *mvm,
1563                                     struct ieee80211_sta *sta,
1564                                     unsigned int tid);
1565
1566 #ifdef CONFIG_IWLWIFI_DEBUG
1567 const char *iwl_mvm_get_tx_fail_reason(u32 status);
1568 #else
1569 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
1570 #endif
1571 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, u32 flags);
1572 int iwl_mvm_flush_sta(struct iwl_mvm *mvm, void *sta, bool internal, u32 flags);
1573 int iwl_mvm_flush_sta_tids(struct iwl_mvm *mvm, u32 sta_id,
1574                            u16 tids, u32 flags);
1575
1576 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
1577
1578 static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info,
1579                                            struct iwl_tx_cmd *tx_cmd)
1580 {
1581         struct ieee80211_key_conf *keyconf = info->control.hw_key;
1582
1583         tx_cmd->sec_ctl = TX_CMD_SEC_CCM;
1584         memcpy(tx_cmd->key, keyconf->key, keyconf->keylen);
1585 }
1586
1587 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
1588 {
1589         flush_work(&mvm->async_handlers_wk);
1590 }
1591
1592 /* Statistics */
1593 void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm,
1594                                   struct iwl_rx_packet *pkt);
1595 void iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
1596                            struct iwl_rx_cmd_buffer *rxb);
1597 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear);
1598 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm);
1599
1600 /* NVM */
1601 int iwl_nvm_init(struct iwl_mvm *mvm);
1602 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
1603
1604 static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm)
1605 {
1606         return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ?
1607                mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant :
1608                mvm->fw->valid_tx_ant;
1609 }
1610
1611 static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm)
1612 {
1613         return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ?
1614                mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant :
1615                mvm->fw->valid_rx_ant;
1616 }
1617
1618 static inline void iwl_mvm_toggle_tx_ant(struct iwl_mvm *mvm, u8 *ant)
1619 {
1620         *ant = iwl_mvm_next_antenna(mvm, iwl_mvm_get_valid_tx_ant(mvm), *ant);
1621 }
1622
1623 static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm)
1624 {
1625         u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN |
1626                            FW_PHY_CFG_RX_CHAIN);
1627         u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm);
1628         u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm);
1629
1630         phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS |
1631                       valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS;
1632
1633         return mvm->fw->phy_config & phy_config;
1634 }
1635
1636 int iwl_mvm_up(struct iwl_mvm *mvm);
1637 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
1638
1639 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
1640 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
1641                                     struct iwl_bcast_filter_cmd *cmd);
1642
1643 /*
1644  * FW notifications / CMD responses handlers
1645  * Convention: iwl_mvm_rx_<NAME OF THE CMD>
1646  */
1647 void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1648 void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi,
1649                         struct iwl_rx_cmd_buffer *rxb);
1650 void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi,
1651                         struct iwl_rx_cmd_buffer *rxb, int queue);
1652 void iwl_mvm_rx_monitor_ndp(struct iwl_mvm *mvm, struct napi_struct *napi,
1653                             struct iwl_rx_cmd_buffer *rxb, int queue);
1654 void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi,
1655                               struct iwl_rx_cmd_buffer *rxb, int queue);
1656 int iwl_mvm_notify_rx_queue(struct iwl_mvm *mvm, u32 rxq_mask,
1657                             const u8 *data, u32 count);
1658 void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1659                             int queue);
1660 void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1661 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm,
1662                                    struct iwl_rx_cmd_buffer *rxb);
1663 void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags);
1664 void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1665 void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
1666                                    struct iwl_rx_cmd_buffer *rxb);
1667 void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1668 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
1669                                  struct iwl_rx_cmd_buffer *rxb);
1670 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
1671                              struct iwl_rx_cmd_buffer *rxb);
1672 void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm,
1673                                      struct iwl_rx_cmd_buffer *rxb);
1674
1675 /* MVM PHY */
1676 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1677                          struct cfg80211_chan_def *chandef,
1678                          u8 chains_static, u8 chains_dynamic);
1679 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1680                              struct cfg80211_chan_def *chandef,
1681                              u8 chains_static, u8 chains_dynamic);
1682 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
1683                           struct iwl_mvm_phy_ctxt *ctxt);
1684 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
1685                             struct iwl_mvm_phy_ctxt *ctxt);
1686 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm);
1687 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef);
1688 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef);
1689
1690 /* MAC (virtual interface) programming */
1691 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1692 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1693 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1694                              bool force_assoc_off, const u8 *bssid_override);
1695 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1696 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
1697                                     struct ieee80211_vif *vif);
1698 int iwl_mvm_mac_ctxt_send_beacon(struct iwl_mvm *mvm,
1699                                  struct ieee80211_vif *vif,
1700                                  struct sk_buff *beacon);
1701 int iwl_mvm_mac_ctxt_send_beacon_cmd(struct iwl_mvm *mvm,
1702                                      struct sk_buff *beacon,
1703                                      void *data, int len);
1704 u8 iwl_mvm_mac_ctxt_get_lowest_rate(struct ieee80211_tx_info *info,
1705                                     struct ieee80211_vif *vif);
1706 void iwl_mvm_mac_ctxt_set_tim(struct iwl_mvm *mvm,
1707                               __le32 *tim_index, __le32 *tim_size,
1708                               u8 *beacon, u32 frame_size);
1709 void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
1710                              struct iwl_rx_cmd_buffer *rxb);
1711 void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
1712                                      struct iwl_rx_cmd_buffer *rxb);
1713 void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm,
1714                                     struct iwl_rx_cmd_buffer *rxb);
1715 void iwl_mvm_mu_mimo_grp_notif(struct iwl_mvm *mvm,
1716                                struct iwl_rx_cmd_buffer *rxb);
1717 void iwl_mvm_sta_pm_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1718 void iwl_mvm_window_status_notif(struct iwl_mvm *mvm,
1719                                  struct iwl_rx_cmd_buffer *rxb);
1720 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
1721                                     struct ieee80211_vif *vif);
1722 void iwl_mvm_probe_resp_data_notif(struct iwl_mvm *mvm,
1723                                    struct iwl_rx_cmd_buffer *rxb);
1724 void iwl_mvm_channel_switch_noa_notif(struct iwl_mvm *mvm,
1725                                       struct iwl_rx_cmd_buffer *rxb);
1726 /* Bindings */
1727 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1728 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1729
1730 /* Quota management */
1731 static inline size_t iwl_mvm_quota_cmd_size(struct iwl_mvm *mvm)
1732 {
1733         return iwl_mvm_has_quota_low_latency(mvm) ?
1734                 sizeof(struct iwl_time_quota_cmd) :
1735                 sizeof(struct iwl_time_quota_cmd_v1);
1736 }
1737
1738 static inline struct iwl_time_quota_data
1739 *iwl_mvm_quota_cmd_get_quota(struct iwl_mvm *mvm,
1740                              struct iwl_time_quota_cmd *cmd,
1741                              int i)
1742 {
1743         struct iwl_time_quota_data_v1 *quotas;
1744
1745         if (iwl_mvm_has_quota_low_latency(mvm))
1746                 return &cmd->quotas[i];
1747
1748         quotas = (struct iwl_time_quota_data_v1 *)cmd->quotas;
1749         return (struct iwl_time_quota_data *)&quotas[i];
1750 }
1751
1752 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload,
1753                           struct ieee80211_vif *disabled_vif);
1754
1755 /* Scanning */
1756 int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1757                            struct cfg80211_scan_request *req,
1758                            struct ieee80211_scan_ies *ies);
1759 int iwl_mvm_scan_size(struct iwl_mvm *mvm);
1760 int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify);
1761 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm);
1762 void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm);
1763 void iwl_mvm_scan_timeout_wk(struct work_struct *work);
1764
1765 /* Scheduled scan */
1766 void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm,
1767                                          struct iwl_rx_cmd_buffer *rxb);
1768 void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1769                                               struct iwl_rx_cmd_buffer *rxb);
1770 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
1771                              struct ieee80211_vif *vif,
1772                              struct cfg80211_sched_scan_request *req,
1773                              struct ieee80211_scan_ies *ies,
1774                              int type);
1775 void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm,
1776                                  struct iwl_rx_cmd_buffer *rxb);
1777
1778 /* UMAC scan */
1779 int iwl_mvm_config_scan(struct iwl_mvm *mvm);
1780 void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm,
1781                                          struct iwl_rx_cmd_buffer *rxb);
1782 void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1783                                               struct iwl_rx_cmd_buffer *rxb);
1784
1785 /* MVM debugfs */
1786 #ifdef CONFIG_IWLWIFI_DEBUGFS
1787 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
1788 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1789 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1790 #else
1791 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
1792                                          struct dentry *dbgfs_dir)
1793 {
1794         return 0;
1795 }
1796 static inline void
1797 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1798 {
1799 }
1800 static inline void
1801 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1802 {
1803 }
1804 #endif /* CONFIG_IWLWIFI_DEBUGFS */
1805
1806 /* rate scaling */
1807 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool sync);
1808 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg);
1809 int rs_pretty_print_rate(char *buf, int bufsz, const u32 rate);
1810 void rs_update_last_rssi(struct iwl_mvm *mvm,
1811                          struct iwl_mvm_sta *mvmsta,
1812                          struct ieee80211_rx_status *rx_status);
1813
1814 /* power management */
1815 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
1816 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
1817 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm);
1818 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1819                                  char *buf, int bufsz);
1820
1821 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1822 void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
1823                                               struct iwl_rx_cmd_buffer *rxb);
1824
1825 #ifdef CONFIG_IWLWIFI_LEDS
1826 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
1827 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
1828 void iwl_mvm_leds_sync(struct iwl_mvm *mvm);
1829 #else
1830 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
1831 {
1832         return 0;
1833 }
1834 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
1835 {
1836 }
1837 static inline void iwl_mvm_leds_sync(struct iwl_mvm *mvm)
1838 {
1839 }
1840 #endif
1841
1842 /* D3 (WoWLAN, NetDetect) */
1843 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
1844 int iwl_mvm_resume(struct ieee80211_hw *hw);
1845 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
1846 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
1847                             struct ieee80211_vif *vif,
1848                             struct cfg80211_gtk_rekey_data *data);
1849 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
1850                               struct ieee80211_vif *vif,
1851                               struct inet6_dev *idev);
1852 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
1853                                      struct ieee80211_vif *vif, int idx);
1854 extern const struct file_operations iwl_dbgfs_d3_test_ops;
1855 struct iwl_wowlan_status *iwl_mvm_send_wowlan_get_status(struct iwl_mvm *mvm);
1856 #ifdef CONFIG_PM
1857 int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
1858                                      struct ieee80211_vif *vif,
1859                                      bool host_awake,
1860                                      u32 cmd_flags);
1861 void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm,
1862                               struct ieee80211_vif *vif,
1863                               struct iwl_wowlan_status *status);
1864 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
1865                                  struct ieee80211_vif *vif);
1866 #else
1867 static inline int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
1868                                                    struct ieee80211_vif *vif,
1869                                                    bool host_awake,
1870                                                    u32 cmd_flags)
1871 {
1872         return 0;
1873 }
1874
1875 static inline void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm,
1876                                             struct ieee80211_vif *vif,
1877                                             struct iwl_wowlan_status *status)
1878 {
1879 }
1880
1881 static inline void
1882 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1883 {
1884 }
1885 #endif
1886 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
1887                                 struct iwl_wowlan_config_cmd *cmd);
1888 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
1889                                struct ieee80211_vif *vif,
1890                                bool disable_offloading,
1891                                bool offload_ns,
1892                                u32 cmd_flags);
1893
1894 /* D0i3 */
1895 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1896 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1897 int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1898 bool iwl_mvm_ref_taken(struct iwl_mvm *mvm);
1899
1900 #ifdef CONFIG_PM
1901 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq);
1902 int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode);
1903 int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode);
1904 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm);
1905 #endif
1906
1907 /* BT Coex */
1908 int iwl_mvm_send_bt_init_conf(struct iwl_mvm *mvm);
1909 void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
1910                               struct iwl_rx_cmd_buffer *rxb);
1911 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1912                            enum ieee80211_rssi_event_data);
1913 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
1914 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
1915                                 struct ieee80211_sta *sta);
1916 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
1917                                      struct ieee80211_sta *sta);
1918 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant);
1919 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
1920 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
1921                                     enum nl80211_band band);
1922 u8 iwl_mvm_bt_coex_get_single_ant_msk(struct iwl_mvm *mvm, u8 enabled_ants);
1923 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
1924                            struct ieee80211_tx_info *info, u8 ac);
1925
1926 /* beacon filtering */
1927 #ifdef CONFIG_IWLWIFI_DEBUGFS
1928 void
1929 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1930                                          struct iwl_beacon_filter_cmd *cmd);
1931 #else
1932 static inline void
1933 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1934                                          struct iwl_beacon_filter_cmd *cmd)
1935 {}
1936 #endif
1937 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
1938                                    struct ieee80211_vif *vif,
1939                                    bool enable, u32 flags);
1940 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
1941                                  struct ieee80211_vif *vif,
1942                                  u32 flags);
1943 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
1944                                   struct ieee80211_vif *vif,
1945                                   u32 flags);
1946 /* SMPS */
1947 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1948                                 enum iwl_mvm_smps_type_request req_type,
1949                                 enum ieee80211_smps_mode smps_request);
1950 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
1951
1952 /* Low latency */
1953 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1954                               bool low_latency,
1955                               enum iwl_mvm_low_latency_cause cause);
1956 /* get SystemLowLatencyMode - only needed for beacon threshold? */
1957 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1958 bool iwl_mvm_low_latency_band(struct iwl_mvm *mvm, enum nl80211_band band);
1959 void iwl_mvm_send_low_latency_cmd(struct iwl_mvm *mvm, bool low_latency,
1960                                   u16 mac_id);
1961
1962 /* get VMACLowLatencyMode */
1963 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1964 {
1965         /*
1966          * should this consider associated/active/... state?
1967          *
1968          * Normally low-latency should only be active on interfaces
1969          * that are active, but at least with debugfs it can also be
1970          * enabled on interfaces that aren't active. However, when
1971          * interface aren't active then they aren't added into the
1972          * binding, so this has no real impact. For now, just return
1973          * the current desired low-latency state.
1974          */
1975         return mvmvif->low_latency_actual;
1976 }
1977
1978 static inline
1979 void iwl_mvm_vif_set_low_latency(struct iwl_mvm_vif *mvmvif, bool set,
1980                                  enum iwl_mvm_low_latency_cause cause)
1981 {
1982         u8 new_state;
1983
1984         if (set)
1985                 mvmvif->low_latency |= cause;
1986         else
1987                 mvmvif->low_latency &= ~cause;
1988
1989         /*
1990          * if LOW_LATENCY_DEBUGFS_FORCE_ENABLE is enabled no changes are
1991          * allowed to actual mode.
1992          */
1993         if (mvmvif->low_latency & LOW_LATENCY_DEBUGFS_FORCE_ENABLE &&
1994             cause != LOW_LATENCY_DEBUGFS_FORCE_ENABLE)
1995                 return;
1996
1997         if (cause == LOW_LATENCY_DEBUGFS_FORCE_ENABLE && set)
1998                 /*
1999                  * We enter force state
2000                  */
2001                 new_state = !!(mvmvif->low_latency &
2002                                LOW_LATENCY_DEBUGFS_FORCE);
2003         else
2004                 /*
2005                  * Check if any other one set low latency
2006                  */
2007                 new_state = !!(mvmvif->low_latency &
2008                                   ~(LOW_LATENCY_DEBUGFS_FORCE_ENABLE |
2009                                     LOW_LATENCY_DEBUGFS_FORCE));
2010
2011         mvmvif->low_latency_actual = new_state;
2012 }
2013
2014 /* Return a bitmask with all the hw supported queues, except for the
2015  * command queue, which can't be flushed.
2016  */
2017 static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm)
2018 {
2019         return ((BIT(mvm->cfg->base_params->num_of_queues) - 1) &
2020                 ~BIT(IWL_MVM_DQA_CMD_QUEUE));
2021 }
2022
2023 static inline void iwl_mvm_stop_device(struct iwl_mvm *mvm)
2024 {
2025         lockdep_assert_held(&mvm->mutex);
2026         /* If IWL_MVM_STATUS_HW_RESTART_REQUESTED bit is set then we received
2027          * an assert. Since we failed to bring the interface up, mac80211
2028          * will not attempt to reconfig the device,
2029          * which handles the dump collection in assert flow,
2030          * so trigger dump collection here.
2031          */
2032         if (test_and_clear_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED,
2033                                &mvm->status))
2034                 iwl_fw_dbg_collect_desc(&mvm->fwrt, &iwl_dump_desc_assert,
2035                                         false, 0);
2036
2037         iwl_fw_cancel_timestamp(&mvm->fwrt);
2038         clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
2039         iwl_fwrt_stop_device(&mvm->fwrt);
2040         iwl_free_fw_paging(&mvm->fwrt);
2041         iwl_fw_dump_conf_clear(&mvm->fwrt);
2042 }
2043
2044 /* Re-configure the SCD for a queue that has already been configured */
2045 int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id,
2046                          int tid, int frame_limit, u16 ssn);
2047
2048 /* Thermal management and CT-kill */
2049 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
2050 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp);
2051 void iwl_mvm_temp_notif(struct iwl_mvm *mvm,
2052                         struct iwl_rx_cmd_buffer *rxb);
2053 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
2054 void iwl_mvm_thermal_initialize(struct iwl_mvm *mvm, u32 min_backoff);
2055 void iwl_mvm_thermal_exit(struct iwl_mvm *mvm);
2056 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
2057 int iwl_mvm_get_temp(struct iwl_mvm *mvm, s32 *temp);
2058 void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
2059 void iwl_mvm_enter_ctkill(struct iwl_mvm *mvm);
2060 int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm *mvm);
2061 int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 budget);
2062
2063 /* Location Aware Regulatory */
2064 struct iwl_mcc_update_resp *
2065 iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2,
2066                    enum iwl_mcc_source src_id);
2067 int iwl_mvm_init_mcc(struct iwl_mvm *mvm);
2068 void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm,
2069                                 struct iwl_rx_cmd_buffer *rxb);
2070 struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy,
2071                                                   const char *alpha2,
2072                                                   enum iwl_mcc_source src_id,
2073                                                   bool *changed);
2074 struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm,
2075                                                           bool *changed);
2076 int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm);
2077 void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm);
2078
2079 /* smart fifo */
2080 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2081                       bool added_vif);
2082
2083 /* FTM responder */
2084 int iwl_mvm_ftm_start_responder(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2085 void iwl_mvm_ftm_restart_responder(struct iwl_mvm *mvm,
2086                                    struct ieee80211_vif *vif);
2087 void iwl_mvm_ftm_responder_stats(struct iwl_mvm *mvm,
2088                                  struct iwl_rx_cmd_buffer *rxb);
2089
2090 /* FTM initiator */
2091 void iwl_mvm_ftm_restart(struct iwl_mvm *mvm);
2092 void iwl_mvm_ftm_range_resp(struct iwl_mvm *mvm,
2093                             struct iwl_rx_cmd_buffer *rxb);
2094 void iwl_mvm_ftm_lc_notif(struct iwl_mvm *mvm,
2095                           struct iwl_rx_cmd_buffer *rxb);
2096 int iwl_mvm_ftm_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2097                       struct cfg80211_pmsr_request *request);
2098 void iwl_mvm_ftm_abort(struct iwl_mvm *mvm, struct cfg80211_pmsr_request *req);
2099
2100 /* TDLS */
2101
2102 /*
2103  * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present.
2104  * This TID is marked as used vs the AP and all connected TDLS peers.
2105  */
2106 #define IWL_MVM_TDLS_FW_TID 4
2107
2108 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2109 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm);
2110 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2111                                bool sta_added);
2112 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
2113                                            struct ieee80211_vif *vif);
2114 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw,
2115                                 struct ieee80211_vif *vif,
2116                                 struct ieee80211_sta *sta, u8 oper_class,
2117                                 struct cfg80211_chan_def *chandef,
2118                                 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie);
2119 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw,
2120                                       struct ieee80211_vif *vif,
2121                                       struct ieee80211_tdls_ch_sw_params *params);
2122 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw,
2123                                         struct ieee80211_vif *vif,
2124                                         struct ieee80211_sta *sta);
2125 void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
2126 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work);
2127
2128 void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm,
2129                                      struct iwl_mvm_internal_rxq_notif *notif,
2130                                      u32 size);
2131 void iwl_mvm_reorder_timer_expired(struct timer_list *t);
2132 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm);
2133 bool iwl_mvm_is_vif_assoc(struct iwl_mvm *mvm);
2134
2135 #define MVM_TCM_PERIOD_MSEC 500
2136 #define MVM_TCM_PERIOD (HZ * MVM_TCM_PERIOD_MSEC / 1000)
2137 #define MVM_LL_PERIOD (10 * HZ)
2138 void iwl_mvm_tcm_work(struct work_struct *work);
2139 void iwl_mvm_recalc_tcm(struct iwl_mvm *mvm);
2140 void iwl_mvm_pause_tcm(struct iwl_mvm *mvm, bool with_cancel);
2141 void iwl_mvm_resume_tcm(struct iwl_mvm *mvm);
2142 void iwl_mvm_tcm_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2143 void iwl_mvm_tcm_rm_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2144 u8 iwl_mvm_tcm_load_percentage(u32 airtime, u32 elapsed);
2145
2146 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
2147 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm,
2148                                     struct ieee80211_vif *vif,
2149                                     bool tdls, bool cmd_q);
2150 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2151                              const char *errmsg);
2152 void iwl_mvm_event_frame_timeout_callback(struct iwl_mvm *mvm,
2153                                           struct ieee80211_vif *vif,
2154                                           const struct ieee80211_sta *sta,
2155                                           u16 tid);
2156
2157 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b);
2158 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm);
2159 #ifdef CONFIG_IWLWIFI_DEBUGFS
2160 void iwl_mvm_sta_add_debugfs(struct ieee80211_hw *hw,
2161                              struct ieee80211_vif *vif,
2162                              struct ieee80211_sta *sta,
2163                              struct dentry *dir);
2164 #endif
2165
2166 /* Channel info utils */
2167 static inline bool iwl_mvm_has_ultra_hb_channel(struct iwl_mvm *mvm)
2168 {
2169         return fw_has_capa(&mvm->fw->ucode_capa,
2170                            IWL_UCODE_TLV_CAPA_ULTRA_HB_CHANNELS);
2171 }
2172
2173 static inline void *iwl_mvm_chan_info_cmd_tail(struct iwl_mvm *mvm,
2174                                                struct iwl_fw_channel_info *ci)
2175 {
2176         return (u8 *)ci + (iwl_mvm_has_ultra_hb_channel(mvm) ?
2177                            sizeof(struct iwl_fw_channel_info) :
2178                            sizeof(struct iwl_fw_channel_info_v1));
2179 }
2180
2181 static inline size_t iwl_mvm_chan_info_padding(struct iwl_mvm *mvm)
2182 {
2183         return iwl_mvm_has_ultra_hb_channel(mvm) ? 0 :
2184                 sizeof(struct iwl_fw_channel_info) -
2185                 sizeof(struct iwl_fw_channel_info_v1);
2186 }
2187
2188 static inline void iwl_mvm_set_chan_info(struct iwl_mvm *mvm,
2189                                          struct iwl_fw_channel_info *ci,
2190                                          u32 chan, u8 band, u8 width,
2191                                          u8 ctrl_pos)
2192 {
2193         if (iwl_mvm_has_ultra_hb_channel(mvm)) {
2194                 ci->channel = cpu_to_le32(chan);
2195                 ci->band = band;
2196                 ci->width = width;
2197                 ci->ctrl_pos = ctrl_pos;
2198         } else {
2199                 struct iwl_fw_channel_info_v1 *ci_v1 =
2200                                         (struct iwl_fw_channel_info_v1 *)ci;
2201
2202                 ci_v1->channel = chan;
2203                 ci_v1->band = band;
2204                 ci_v1->width = width;
2205                 ci_v1->ctrl_pos = ctrl_pos;
2206         }
2207 }
2208
2209 static inline void
2210 iwl_mvm_set_chan_info_chandef(struct iwl_mvm *mvm,
2211                               struct iwl_fw_channel_info *ci,
2212                               struct cfg80211_chan_def *chandef)
2213 {
2214         iwl_mvm_set_chan_info(mvm, ci, chandef->chan->hw_value,
2215                               (chandef->chan->band == NL80211_BAND_2GHZ ?
2216                                PHY_BAND_24 : PHY_BAND_5),
2217                                iwl_mvm_get_channel_width(chandef),
2218                                iwl_mvm_get_ctrl_pos(chandef));
2219 }
2220
2221 #endif /* __IWL_MVM_H__ */