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         /* we can only have 2 GTK + 2 IGTK active at a time */
 506         struct ieee80211_key_conf *ap_early_keys[4];
 507 };
 508
 509 static inline struct iwl_mvm_vif *
 510 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
 511 {
 512         if (!vif)
 513                 return NULL;
 514         return (void *)vif->drv_priv;
 515 }
 516
 517 extern const u8 tid_to_mac80211_ac[];
 518
 519 #define IWL_MVM_SCAN_STOPPING_SHIFT     8
 520
 521 enum iwl_scan_status {
 522         IWL_MVM_SCAN_REGULAR            = BIT(0),
 523         IWL_MVM_SCAN_SCHED              = BIT(1),
 524         IWL_MVM_SCAN_NETDETECT          = BIT(2),
 525
 526         IWL_MVM_SCAN_STOPPING_REGULAR   = BIT(8),
 527         IWL_MVM_SCAN_STOPPING_SCHED     = BIT(9),
 528         IWL_MVM_SCAN_STOPPING_NETDETECT = BIT(10),
 529
 530         IWL_MVM_SCAN_REGULAR_MASK       = IWL_MVM_SCAN_REGULAR |
 531                                           IWL_MVM_SCAN_STOPPING_REGULAR,
 532         IWL_MVM_SCAN_SCHED_MASK         = IWL_MVM_SCAN_SCHED |
 533                                           IWL_MVM_SCAN_STOPPING_SCHED,
 534         IWL_MVM_SCAN_NETDETECT_MASK     = IWL_MVM_SCAN_NETDETECT |
 535                                           IWL_MVM_SCAN_STOPPING_NETDETECT,
 536
 537         IWL_MVM_SCAN_STOPPING_MASK      = 0xff << IWL_MVM_SCAN_STOPPING_SHIFT,
 538         IWL_MVM_SCAN_MASK               = 0xff,
 539 };
 540
 541 enum iwl_mvm_scan_type {
 542         IWL_SCAN_TYPE_NOT_SET,
 543         IWL_SCAN_TYPE_UNASSOC,
 544         IWL_SCAN_TYPE_WILD,
 545         IWL_SCAN_TYPE_MILD,
 546         IWL_SCAN_TYPE_FRAGMENTED,
 547         IWL_SCAN_TYPE_FAST_BALANCE,
 548 };
 549
 550 enum iwl_mvm_sched_scan_pass_all_states {
 551         SCHED_SCAN_PASS_ALL_DISABLED,
 552         SCHED_SCAN_PASS_ALL_ENABLED,
 553         SCHED_SCAN_PASS_ALL_FOUND,
 554 };
 555
 556 /**
 557  * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
 558  * @ct_kill_exit: worker to exit thermal kill
 559  * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
 560  * @tx_backoff: The current thremal throttling tx backoff in uSec.
 561  * @min_backoff: The minimal tx backoff due to power restrictions
 562  * @params: Parameters to configure the thermal throttling algorithm.
 563  * @throttle: Is thermal throttling is active?
 564  */
 565 struct iwl_mvm_tt_mgmt {
 566         struct delayed_work ct_kill_exit;
 567         bool dynamic_smps;
 568         u32 tx_backoff;
 569         u32 min_backoff;
 570         struct iwl_tt_params params;
 571         bool throttle;
 572 };
 573
 574 #ifdef CONFIG_THERMAL
 575 /**
 576  *struct iwl_mvm_thermal_device - thermal zone related data
 577  * @temp_trips: temperature thresholds for report
 578  * @fw_trips_index: keep indexes to original array - temp_trips
 579  * @tzone: thermal zone device data
 580 */
 581 struct iwl_mvm_thermal_device {
 582         s16 temp_trips[IWL_MAX_DTS_TRIPS];
 583         u8 fw_trips_index[IWL_MAX_DTS_TRIPS];
 584         struct thermal_zone_device *tzone;
 585 };
 586
 587 /*
 588  * struct iwl_mvm_cooling_device
 589  * @cur_state: current state
 590  * @cdev: struct thermal cooling device
 591  */
 592 struct iwl_mvm_cooling_device {
 593         u32 cur_state;
 594         struct thermal_cooling_device *cdev;
 595 };
 596 #endif
 597
 598 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
 599
 600 struct iwl_mvm_frame_stats {
 601         u32 legacy_frames;
 602         u32 ht_frames;
 603         u32 vht_frames;
 604         u32 bw_20_frames;
 605         u32 bw_40_frames;
 606         u32 bw_80_frames;
 607         u32 bw_160_frames;
 608         u32 sgi_frames;
 609         u32 ngi_frames;
 610         u32 siso_frames;
 611         u32 mimo2_frames;
 612         u32 agg_frames;
 613         u32 ampdu_count;
 614         u32 success_frames;
 615         u32 fail_frames;
 616         u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
 617         int last_frame_idx;
 618 };
 619
 620 enum {
 621         D0I3_DEFER_WAKEUP,
 622         D0I3_PENDING_WAKEUP,
 623 };
 624
 625 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff
 626 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100
 627 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200
 628
 629 enum iwl_mvm_tdls_cs_state {
 630         IWL_MVM_TDLS_SW_IDLE = 0,
 631         IWL_MVM_TDLS_SW_REQ_SENT,
 632         IWL_MVM_TDLS_SW_RESP_RCVD,
 633         IWL_MVM_TDLS_SW_REQ_RCVD,
 634         IWL_MVM_TDLS_SW_ACTIVE,
 635 };
 636
 637 enum iwl_mvm_traffic_load {
 638         IWL_MVM_TRAFFIC_LOW,
 639         IWL_MVM_TRAFFIC_MEDIUM,
 640         IWL_MVM_TRAFFIC_HIGH,
 641 };
 642
 643 DECLARE_EWMA(rate, 16, 16)
 644
 645 struct iwl_mvm_tcm_mac {
 646         struct {
 647                 u32 pkts[IEEE80211_NUM_ACS];
 648                 u32 airtime;
 649         } tx;
 650         struct {
 651                 u32 pkts[IEEE80211_NUM_ACS];
 652                 u32 airtime;
 653                 u32 last_ampdu_ref;
 654         } rx;
 655         struct {
 656                 /* track AP's transfer in client mode */
 657                 u64 rx_bytes;
 658                 struct ewma_rate rate;
 659                 bool detected;
 660         } uapsd_nonagg_detect;
 661         bool opened_rx_ba_sessions;
 662 };
 663
 664 struct iwl_mvm_tcm {
 665         struct delayed_work work;
 666         spinlock_t lock; /* used when time elapsed */
 667         unsigned long ts; /* timestamp when period ends */
 668         unsigned long ll_ts;
 669         unsigned long uapsd_nonagg_ts;
 670         bool paused;
 671         struct iwl_mvm_tcm_mac data[NUM_MAC_INDEX_DRIVER];
 672         struct {
 673                 u32 elapsed; /* milliseconds for this TCM period */
 674                 u32 airtime[NUM_MAC_INDEX_DRIVER];
 675                 enum iwl_mvm_traffic_load load[NUM_MAC_INDEX_DRIVER];
 676                 enum iwl_mvm_traffic_load band_load[NUM_NL80211_BANDS];
 677                 enum iwl_mvm_traffic_load global_load;
 678                 bool low_latency[NUM_MAC_INDEX_DRIVER];
 679                 bool change[NUM_MAC_INDEX_DRIVER];
 680                 bool global_change;
 681         } result;
 682 };
 683
 684 /**
 685  * struct iwl_mvm_reorder_buffer - per ra/tid/queue reorder buffer
 686  * @head_sn: reorder window head sn
 687  * @num_stored: number of mpdus stored in the buffer
 688  * @buf_size: the reorder buffer size as set by the last addba request
 689  * @queue: queue of this reorder buffer
 690  * @last_amsdu: track last ASMDU SN for duplication detection
 691  * @last_sub_index: track ASMDU sub frame index for duplication detection
 692  * @reorder_timer: timer for frames are in the reorder buffer. For AMSDU
 693  *      it is the time of last received sub-frame
 694  * @removed: prevent timer re-arming
 695  * @valid: reordering is valid for this queue
 696  * @lock: protect reorder buffer internal state
 697  * @mvm: mvm pointer, needed for frame timer context
 698  */
 699 struct iwl_mvm_reorder_buffer {
 700         u16 head_sn;
 701         u16 num_stored;
 702         u16 buf_size;
 703         int queue;
 704         u16 last_amsdu;
 705         u8 last_sub_index;
 706         struct timer_list reorder_timer;
 707         bool removed;
 708         bool valid;
 709         spinlock_t lock;
 710         struct iwl_mvm *mvm;
 711 } ____cacheline_aligned_in_smp;
 712
 713 /**
 714  * struct _iwl_mvm_reorder_buf_entry - reorder buffer entry per-queue/per-seqno
 715  * @frames: list of skbs stored
 716  * @reorder_time: time the packet was stored in the reorder buffer
 717  */
 718 struct _iwl_mvm_reorder_buf_entry {
 719         struct sk_buff_head frames;
 720         unsigned long reorder_time;
 721 };
 722
 723 /* make this indirection to get the aligned thing */
 724 struct iwl_mvm_reorder_buf_entry {
 725         struct _iwl_mvm_reorder_buf_entry e;
 726 }
 727 #ifndef __CHECKER__
 728 /* sparse doesn't like this construct: "bad integer constant expression" */
 729 __aligned(roundup_pow_of_two(sizeof(struct _iwl_mvm_reorder_buf_entry)))
 730 #endif
 731 ;
 732
 733 /**
 734  * struct iwl_mvm_baid_data - BA session data
 735  * @sta_id: station id
 736  * @tid: tid of the session
 737  * @baid baid of the session
 738  * @timeout: the timeout set in the addba request
 739  * @entries_per_queue: # of buffers per queue, this actually gets
 740  *      aligned up to avoid cache line sharing between queues
 741  * @last_rx: last rx jiffies, updated only if timeout passed from last update
 742  * @session_timer: timer to check if BA session expired, runs at 2 * timeout
 743  * @mvm: mvm pointer, needed for timer context
 744  * @reorder_buf: reorder buffer, allocated per queue
 745  * @reorder_buf_data: data
 746  */
 747 struct iwl_mvm_baid_data {
 748         struct rcu_head rcu_head;
 749         u8 sta_id;
 750         u8 tid;
 751         u8 baid;
 752         u16 timeout;
 753         u16 entries_per_queue;
 754         unsigned long last_rx;
 755         struct timer_list session_timer;
 756         struct iwl_mvm_baid_data __rcu **rcu_ptr;
 757         struct iwl_mvm *mvm;
 758         struct iwl_mvm_reorder_buffer reorder_buf[IWL_MAX_RX_HW_QUEUES];
 759         struct iwl_mvm_reorder_buf_entry entries[];
 760 };
 761
 762 static inline struct iwl_mvm_baid_data *
 763 iwl_mvm_baid_data_from_reorder_buf(struct iwl_mvm_reorder_buffer *buf)
 764 {
 765         return (void *)((u8 *)buf -
 766                         offsetof(struct iwl_mvm_baid_data, reorder_buf) -
 767                         sizeof(*buf) * buf->queue);
 768 }
 769
 770 /*
 771  * enum iwl_mvm_queue_status - queue status
 772  * @IWL_MVM_QUEUE_FREE: the queue is not allocated nor reserved
 773  *      Basically, this means that this queue can be used for any purpose
 774  * @IWL_MVM_QUEUE_RESERVED: queue is reserved but not yet in use
 775  *      This is the state of a queue that has been dedicated for some RATID
 776  *      (agg'd or not), but that hasn't yet gone through the actual enablement
 777  *      of iwl_mvm_enable_txq(), and therefore no traffic can go through it yet.
 778  *      Note that in this state there is no requirement to already know what TID
 779  *      should be used with this queue, it is just marked as a queue that will
 780  *      be used, and shouldn't be allocated to anyone else.
 781  * @IWL_MVM_QUEUE_READY: queue is ready to be used
 782  *      This is the state of a queue that has been fully configured (including
 783  *      SCD pointers, etc), has a specific RA/TID assigned to it, and can be
 784  *      used to send traffic.
 785  * @IWL_MVM_QUEUE_SHARED: queue is shared, or in a process of becoming shared
 786  *      This is a state in which a single queue serves more than one TID, all of
 787  *      which are not aggregated. Note that the queue is only associated to one
 788  *      RA.
 789  */
 790 enum iwl_mvm_queue_status {
 791         IWL_MVM_QUEUE_FREE,
 792         IWL_MVM_QUEUE_RESERVED,
 793         IWL_MVM_QUEUE_READY,
 794         IWL_MVM_QUEUE_SHARED,
 795 };
 796
 797 #define IWL_MVM_DQA_QUEUE_TIMEOUT       (5 * HZ)
 798 #define IWL_MVM_INVALID_QUEUE           0xFFFF
 799
 800 #define IWL_MVM_NUM_CIPHERS             10
 801
 802 struct iwl_mvm_sar_profile {
 803         bool enabled;
 804         u8 table[ACPI_SAR_TABLE_SIZE];
 805 };
 806
 807 struct iwl_mvm_geo_profile {
 808         u8 values[ACPI_GEO_TABLE_SIZE];
 809 };
 810
 811 struct iwl_mvm_txq {
 812         struct list_head list;
 813         u16 txq_id;
 814         atomic_t tx_request;
 815         bool stopped;
 816 };
 817
 818 static inline struct iwl_mvm_txq *
 819 iwl_mvm_txq_from_mac80211(struct ieee80211_txq *txq)
 820 {
 821         return (void *)txq->drv_priv;
 822 }
 823
 824 static inline struct iwl_mvm_txq *
 825 iwl_mvm_txq_from_tid(struct ieee80211_sta *sta, u8 tid)
 826 {
 827         if (tid == IWL_MAX_TID_COUNT)
 828                 tid = IEEE80211_NUM_TIDS;
 829
 830         return (void *)sta->txq[tid]->drv_priv;
 831 }
 832
 833 /**
 834  * struct iwl_mvm_tvqm_txq_info - maps TVQM hw queue to tid
 835  *
 836  * @sta_id: sta id
 837  * @txq_tid: txq tid
 838  */
 839 struct iwl_mvm_tvqm_txq_info {
 840         u8 sta_id;
 841         u8 txq_tid;
 842 };
 843
 844 struct iwl_mvm_dqa_txq_info {
 845         u8 ra_sta_id; /* The RA this queue is mapped to, if exists */
 846         bool reserved; /* Is this the TXQ reserved for a STA */
 847         u8 mac80211_ac; /* The mac80211 AC this queue is mapped to */
 848         u8 txq_tid; /* The TID "owner" of this queue*/
 849         u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */
 850         /* Timestamp for inactivation per TID of this queue */
 851         unsigned long last_frame_time[IWL_MAX_TID_COUNT + 1];
 852         enum iwl_mvm_queue_status status;
 853 };
 854
 855 struct iwl_mvm {
 856         /* for logger access */
 857         struct device *dev;
 858
 859         struct iwl_trans *trans;
 860         const struct iwl_fw *fw;
 861         const struct iwl_cfg *cfg;
 862         struct iwl_phy_db *phy_db;
 863         struct ieee80211_hw *hw;
 864
 865         /* for protecting access to iwl_mvm */
 866         struct mutex mutex;
 867         struct list_head async_handlers_list;
 868         spinlock_t async_handlers_lock;
 869         struct work_struct async_handlers_wk;
 870
 871         struct work_struct roc_done_wk;
 872
 873         unsigned long init_status;
 874
 875         unsigned long status;
 876
 877         u32 queue_sync_cookie;
 878         atomic_t queue_sync_counter;
 879         /*
 880          * for beacon filtering -
 881          * currently only one interface can be supported
 882          */
 883         struct iwl_mvm_vif *bf_allowed_vif;
 884
 885         bool hw_registered;
 886         bool rfkill_safe_init_done;
 887         bool support_umac_log;
 888
 889         u32 ampdu_ref;
 890         bool ampdu_toggle;
 891
 892         struct iwl_notif_wait_data notif_wait;
 893
 894         union {
 895                 struct mvm_statistics_rx_v3 rx_stats_v3;
 896                 struct mvm_statistics_rx rx_stats;
 897         };
 898
 899         struct {
 900                 u64 rx_time;
 901                 u64 tx_time;
 902                 u64 on_time_rf;
 903                 u64 on_time_scan;
 904         } radio_stats, accu_radio_stats;
 905
 906         struct list_head add_stream_txqs;
 907         union {
 908                 struct iwl_mvm_dqa_txq_info queue_info[IWL_MAX_HW_QUEUES];
 909                 struct iwl_mvm_tvqm_txq_info tvqm_info[IWL_MAX_TVQM_QUEUES];
 910         };
 911         struct work_struct add_stream_wk; /* To add streams to queues */
 912
 913         const char *nvm_file_name;
 914         struct iwl_nvm_data *nvm_data;
 915         /* NVM sections */
 916         struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
 917
 918         struct iwl_fw_runtime fwrt;
 919
 920         /* EEPROM MAC addresses */
 921         struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
 922
 923         /* data related to data path */
 924         struct iwl_rx_phy_info last_phy_info;
 925         struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
 926         u8 rx_ba_sessions;
 927
 928         /* configured by mac80211 */
 929         u32 rts_threshold;
 930
 931         /* Scan status, cmd (pre-allocated) and auxiliary station */
 932         unsigned int scan_status;
 933         void *scan_cmd;
 934         struct iwl_mcast_filter_cmd *mcast_filter_cmd;
 935         /* For CDB this is low band scan type, for non-CDB - type. */
 936         enum iwl_mvm_scan_type scan_type;
 937         enum iwl_mvm_scan_type hb_scan_type;
 938
 939         enum iwl_mvm_sched_scan_pass_all_states sched_scan_pass_all;
 940         struct delayed_work scan_timeout_dwork;
 941
 942         /* max number of simultaneous scans the FW supports */
 943         unsigned int max_scans;
 944
 945         /* UMAC scan tracking */
 946         u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS];
 947
 948         /* start time of last scan in TSF of the mac that requested the scan */
 949         u64 scan_start;
 950
 951         /* the vif that requested the current scan */
 952         struct iwl_mvm_vif *scan_vif;
 953
 954         /* rx chain antennas set through debugfs for the scan command */
 955         u8 scan_rx_ant;
 956
 957 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
 958         /* broadcast filters to configure for each associated station */
 959         const struct iwl_fw_bcast_filter *bcast_filters;
 960 #ifdef CONFIG_IWLWIFI_DEBUGFS
 961         struct {
 962                 bool override;
 963                 struct iwl_bcast_filter_cmd cmd;
 964         } dbgfs_bcast_filtering;
 965 #endif
 966 #endif
 967
 968         /* Internal station */
 969         struct iwl_mvm_int_sta aux_sta;
 970         struct iwl_mvm_int_sta snif_sta;
 971
 972         bool last_ebs_successful;
 973
 974         u8 scan_last_antenna_idx; /* to toggle TX between antennas */
 975         u8 mgmt_last_antenna_idx;
 976
 977         /* last smart fifo state that was successfully sent to firmware */
 978         enum iwl_sf_state sf_state;
 979
 980 #ifdef CONFIG_IWLWIFI_DEBUGFS
 981         struct dentry *debugfs_dir;
 982         u32 dbgfs_sram_offset, dbgfs_sram_len;
 983         u32 dbgfs_prph_reg_addr;
 984         bool disable_power_off;
 985         bool disable_power_off_d3;
 986         bool beacon_inject_active;
 987
 988         bool scan_iter_notif_enabled;
 989
 990         struct debugfs_blob_wrapper nvm_hw_blob;
 991         struct debugfs_blob_wrapper nvm_sw_blob;
 992         struct debugfs_blob_wrapper nvm_calib_blob;
 993         struct debugfs_blob_wrapper nvm_prod_blob;
 994         struct debugfs_blob_wrapper nvm_phy_sku_blob;
 995         struct debugfs_blob_wrapper nvm_reg_blob;
 996
 997         struct iwl_mvm_frame_stats drv_rx_stats;
 998         spinlock_t drv_stats_lock;
 999         u16 dbgfs_rx_phyinfo;
1000 #endif
1001
1002         struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
1003
1004         struct list_head time_event_list;
1005         spinlock_t time_event_lock;
1006
1007         /*
1008          * A bitmap indicating the index of the key in use. The firmware
1009          * can hold 16 keys at most. Reflect this fact.
1010          */
1011         unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
1012         u8 fw_key_deleted[STA_KEY_MAX_NUM];
1013
1014         /* references taken by the driver and spinlock protecting them */
1015         spinlock_t refs_lock;
1016         u8 refs[IWL_MVM_REF_COUNT];
1017
1018         u8 vif_count;
1019         struct ieee80211_vif __rcu *vif_id_to_mac[NUM_MAC_INDEX_DRIVER];
1020
1021         /* -1 for always, 0 for never, >0 for that many times */
1022         s8 fw_restart;
1023         u8 *error_recovery_buf;
1024
1025 #ifdef CONFIG_IWLWIFI_LEDS
1026         struct led_classdev led;
1027 #endif
1028
1029         struct ieee80211_vif *p2p_device_vif;
1030
1031 #ifdef CONFIG_PM
1032         struct wiphy_wowlan_support wowlan;
1033         int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
1034
1035         /* sched scan settings for net detect */
1036         struct ieee80211_scan_ies nd_ies;
1037         struct cfg80211_match_set *nd_match_sets;
1038         int n_nd_match_sets;
1039         struct ieee80211_channel **nd_channels;
1040         int n_nd_channels;
1041         bool net_detect;
1042 #ifdef CONFIG_IWLWIFI_DEBUGFS
1043         bool d3_wake_sysassert;
1044         bool d3_test_active;
1045         u32 d3_test_pme_ptr;
1046         struct ieee80211_vif *keep_vif;
1047         u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */
1048 #endif
1049 #endif
1050
1051         /* d0i3 */
1052         u8 d0i3_ap_sta_id;
1053         bool d0i3_offloading;
1054         struct work_struct d0i3_exit_work;
1055         struct sk_buff_head d0i3_tx;
1056         /* protect d0i3_suspend_flags */
1057         struct mutex d0i3_suspend_mutex;
1058         unsigned long d0i3_suspend_flags;
1059         /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
1060         spinlock_t d0i3_tx_lock;
1061         wait_queue_head_t d0i3_exit_waitq;
1062         wait_queue_head_t rx_sync_waitq;
1063
1064         /* BT-Coex */
1065         struct iwl_bt_coex_profile_notif last_bt_notif;
1066         struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
1067
1068         u8 bt_tx_prio;
1069         enum iwl_bt_force_ant_mode bt_force_ant_mode;
1070
1071         /* Aux ROC */
1072         struct list_head aux_roc_te_list;
1073
1074         /* Thermal Throttling and CTkill */
1075         struct iwl_mvm_tt_mgmt thermal_throttle;
1076 #ifdef CONFIG_THERMAL
1077         struct iwl_mvm_thermal_device tz_device;
1078         struct iwl_mvm_cooling_device cooling_dev;
1079 #endif
1080
1081         s32 temperature;        /* Celsius */
1082         /*
1083          * Debug option to set the NIC temperature. This option makes the
1084          * driver think this is the actual NIC temperature, and ignore the
1085          * real temperature that is received from the fw
1086          */
1087         bool temperature_test;  /* Debug test temperature is enabled */
1088
1089         unsigned long bt_coex_last_tcm_ts;
1090         struct iwl_mvm_tcm tcm;
1091
1092         u8 uapsd_noagg_bssid_write_idx;
1093         struct mac_address uapsd_noagg_bssids[IWL_MVM_UAPSD_NOAGG_BSSIDS_NUM]
1094                 __aligned(2);
1095
1096         struct iwl_time_quota_cmd last_quota_cmd;
1097
1098 #ifdef CONFIG_NL80211_TESTMODE
1099         u32 noa_duration;
1100         struct ieee80211_vif *noa_vif;
1101 #endif
1102
1103         /* Tx queues */
1104         u16 aux_queue;
1105         u16 snif_queue;
1106         u16 probe_queue;
1107         u16 p2p_dev_queue;
1108
1109         /* Indicate if device power save is allowed */
1110         u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
1111         /* Indicate if 32Khz external clock is valid */
1112         u32 ext_clock_valid;
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         u32 geo_rev;
1187 #endif
1188 };
1189
1190 /* Extract MVM priv from op_mode and _hw */
1191 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode)               \
1192         ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
1193
1194 #define IWL_MAC80211_GET_MVM(_hw)                       \
1195         IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
1196
1197 /**
1198  * enum iwl_mvm_status - MVM status bits
1199  * @IWL_MVM_STATUS_HW_RFKILL: HW RF-kill is asserted
1200  * @IWL_MVM_STATUS_HW_CTKILL: CT-kill is active
1201  * @IWL_MVM_STATUS_ROC_RUNNING: remain-on-channel is running
1202  * @IWL_MVM_STATUS_HW_RESTART_REQUESTED: HW restart was requested
1203  * @IWL_MVM_STATUS_IN_HW_RESTART: HW restart is active
1204  * @IWL_MVM_STATUS_IN_D0I3: NIC is in D0i3
1205  * @IWL_MVM_STATUS_ROC_AUX_RUNNING: AUX remain-on-channel is running
1206  * @IWL_MVM_STATUS_FIRMWARE_RUNNING: firmware is running
1207  * @IWL_MVM_STATUS_NEED_FLUSH_P2P: need to flush P2P bcast STA
1208  */
1209 enum iwl_mvm_status {
1210         IWL_MVM_STATUS_HW_RFKILL,
1211         IWL_MVM_STATUS_HW_CTKILL,
1212         IWL_MVM_STATUS_ROC_RUNNING,
1213         IWL_MVM_STATUS_HW_RESTART_REQUESTED,
1214         IWL_MVM_STATUS_IN_HW_RESTART,
1215         IWL_MVM_STATUS_IN_D0I3,
1216         IWL_MVM_STATUS_ROC_AUX_RUNNING,
1217         IWL_MVM_STATUS_FIRMWARE_RUNNING,
1218         IWL_MVM_STATUS_NEED_FLUSH_P2P,
1219 };
1220
1221 /* Keep track of completed init configuration */
1222 enum iwl_mvm_init_status {
1223         IWL_MVM_INIT_STATUS_THERMAL_INIT_COMPLETE = BIT(0),
1224         IWL_MVM_INIT_STATUS_LEDS_INIT_COMPLETE = BIT(1),
1225 };
1226
1227 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
1228 {
1229         return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
1230                test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
1231 }
1232
1233 static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm)
1234 {
1235         return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status);
1236 }
1237
1238 static inline bool iwl_mvm_firmware_running(struct iwl_mvm *mvm)
1239 {
1240         return test_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
1241 }
1242
1243 /* Must be called with rcu_read_lock() held and it can only be
1244  * released when mvmsta is not needed anymore.
1245  */
1246 static inline struct iwl_mvm_sta *
1247 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id)
1248 {
1249         struct ieee80211_sta *sta;
1250
1251         if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
1252                 return NULL;
1253
1254         sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
1255
1256         /* This can happen if the station has been removed right now */
1257         if (IS_ERR_OR_NULL(sta))
1258                 return NULL;
1259
1260         return iwl_mvm_sta_from_mac80211(sta);
1261 }
1262
1263 static inline struct iwl_mvm_sta *
1264 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
1265 {
1266         struct ieee80211_sta *sta;
1267
1268         if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
1269                 return NULL;
1270
1271         sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
1272                                         lockdep_is_held(&mvm->mutex));
1273
1274         /* This can happen if the station has been removed right now */
1275         if (IS_ERR_OR_NULL(sta))
1276                 return NULL;
1277
1278         return iwl_mvm_sta_from_mac80211(sta);
1279 }
1280
1281 static inline struct ieee80211_vif *
1282 iwl_mvm_rcu_dereference_vif_id(struct iwl_mvm *mvm, u8 vif_id, bool rcu)
1283 {
1284         if (WARN_ON(vif_id >= ARRAY_SIZE(mvm->vif_id_to_mac)))
1285                 return NULL;
1286
1287         if (rcu)
1288                 return rcu_dereference(mvm->vif_id_to_mac[vif_id]);
1289
1290         return rcu_dereference_protected(mvm->vif_id_to_mac[vif_id],
1291                                          lockdep_is_held(&mvm->mutex));
1292 }
1293
1294 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
1295 {
1296         return !iwlwifi_mod_params.d0i3_disable &&
1297                 fw_has_capa(&mvm->fw->ucode_capa,
1298                             IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
1299 }
1300
1301 static inline bool iwl_mvm_is_adaptive_dwell_supported(struct iwl_mvm *mvm)
1302 {
1303         return fw_has_api(&mvm->fw->ucode_capa,
1304                           IWL_UCODE_TLV_API_ADAPTIVE_DWELL);
1305 }
1306
1307 static inline bool iwl_mvm_is_adaptive_dwell_v2_supported(struct iwl_mvm *mvm)
1308 {
1309         return fw_has_api(&mvm->fw->ucode_capa,
1310                           IWL_UCODE_TLV_API_ADAPTIVE_DWELL_V2);
1311 }
1312
1313 static inline bool iwl_mvm_is_adwell_hb_ap_num_supported(struct iwl_mvm *mvm)
1314 {
1315         return fw_has_api(&mvm->fw->ucode_capa,
1316                           IWL_UCODE_TLV_API_ADWELL_HB_DEF_N_AP);
1317 }
1318
1319 static inline bool iwl_mvm_is_oce_supported(struct iwl_mvm *mvm)
1320 {
1321         /* OCE should never be enabled for LMAC scan FWs */
1322         return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_OCE);
1323 }
1324
1325 static inline bool iwl_mvm_is_frag_ebs_supported(struct iwl_mvm *mvm)
1326 {
1327         return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_FRAG_EBS);
1328 }
1329
1330 static inline bool iwl_mvm_is_short_beacon_notif_supported(struct iwl_mvm *mvm)
1331 {
1332         return fw_has_api(&mvm->fw->ucode_capa,
1333                           IWL_UCODE_TLV_API_SHORT_BEACON_NOTIF);
1334 }
1335
1336 static inline bool iwl_mvm_enter_d0i3_on_suspend(struct iwl_mvm *mvm)
1337 {
1338         /* For now we only use this mode to differentiate between
1339          * slave transports, which handle D0i3 entry in suspend by
1340          * themselves in conjunction with runtime PM D0i3.  So, this
1341          * function is used to check whether we need to do anything
1342          * when entering suspend or if the transport layer has already
1343          * done it.
1344          */
1345         return (mvm->trans->system_pm_mode == IWL_PLAT_PM_MODE_D0I3) &&
1346                 (mvm->trans->runtime_pm_mode != IWL_PLAT_PM_MODE_D0I3);
1347 }
1348
1349 static inline bool iwl_mvm_is_dqa_data_queue(struct iwl_mvm *mvm, u8 queue)
1350 {
1351         return (queue >= IWL_MVM_DQA_MIN_DATA_QUEUE) &&
1352                (queue <= IWL_MVM_DQA_MAX_DATA_QUEUE);
1353 }
1354
1355 static inline bool iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm *mvm, u8 queue)
1356 {
1357         return (queue >= IWL_MVM_DQA_MIN_MGMT_QUEUE) &&
1358                (queue <= IWL_MVM_DQA_MAX_MGMT_QUEUE);
1359 }
1360
1361 static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm)
1362 {
1363         bool nvm_lar = mvm->nvm_data->lar_enabled;
1364         bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa,
1365                                    IWL_UCODE_TLV_CAPA_LAR_SUPPORT);
1366
1367         if (iwlwifi_mod_params.lar_disable)
1368                 return false;
1369
1370         /*
1371          * Enable LAR only if it is supported by the FW (TLV) &&
1372          * enabled in the NVM
1373          */
1374         if (mvm->cfg->nvm_type == IWL_NVM_EXT)
1375                 return nvm_lar && tlv_lar;
1376         else
1377                 return tlv_lar;
1378 }
1379
1380 static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm)
1381 {
1382         return fw_has_api(&mvm->fw->ucode_capa,
1383                           IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) ||
1384                fw_has_capa(&mvm->fw->ucode_capa,
1385                            IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC);
1386 }
1387
1388 static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm)
1389 {
1390         return fw_has_capa(&mvm->fw->ucode_capa,
1391                            IWL_UCODE_TLV_CAPA_BT_COEX_RRC) &&
1392                 IWL_MVM_BT_COEX_RRC;
1393 }
1394
1395 static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm)
1396 {
1397         return fw_has_capa(&mvm->fw->ucode_capa,
1398                            IWL_UCODE_TLV_CAPA_CSUM_SUPPORT) &&
1399                !IWL_MVM_HW_CSUM_DISABLE;
1400 }
1401
1402 static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm)
1403 {
1404         return fw_has_capa(&mvm->fw->ucode_capa,
1405                            IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) &&
1406                 IWL_MVM_BT_COEX_MPLUT;
1407 }
1408
1409 static inline
1410 bool iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm *mvm)
1411 {
1412         return fw_has_capa(&mvm->fw->ucode_capa,
1413                            IWL_UCODE_TLV_CAPA_P2P_SCM_UAPSD) &&
1414                 !(iwlwifi_mod_params.uapsd_disable &
1415                   IWL_DISABLE_UAPSD_P2P_CLIENT);
1416 }
1417
1418 static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm)
1419 {
1420         return fw_has_capa(&mvm->fw->ucode_capa,
1421                            IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT);
1422 }
1423
1424 static inline bool iwl_mvm_has_new_tx_api(struct iwl_mvm *mvm)
1425 {
1426         /* TODO - replace with TLV once defined */
1427         return mvm->trans->cfg->use_tfh;
1428 }
1429
1430 static inline bool iwl_mvm_has_unified_ucode(struct iwl_mvm *mvm)
1431 {
1432         /* TODO - better define this */
1433         return mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000;
1434 }
1435
1436 static inline bool iwl_mvm_is_cdb_supported(struct iwl_mvm *mvm)
1437 {
1438         /*
1439          * TODO:
1440          * The issue of how to determine CDB APIs and usage is still not fully
1441          * defined.
1442          * There is a compilation for CDB and non-CDB FW, but there may
1443          * be also runtime check.
1444          * For now there is a TLV for checking compilation mode, but a
1445          * runtime check will also have to be here - once defined.
1446          */
1447         return fw_has_capa(&mvm->fw->ucode_capa,
1448                            IWL_UCODE_TLV_CAPA_CDB_SUPPORT);
1449 }
1450
1451 static inline bool iwl_mvm_cdb_scan_api(struct iwl_mvm *mvm)
1452 {
1453         /*
1454          * TODO: should this be the same as iwl_mvm_is_cdb_supported()?
1455          * but then there's a little bit of code in scan that won't make
1456          * any sense...
1457          */
1458         return mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000;
1459 }
1460
1461 static inline bool iwl_mvm_has_new_rx_stats_api(struct iwl_mvm *mvm)
1462 {
1463         return fw_has_api(&mvm->fw->ucode_capa,
1464                           IWL_UCODE_TLV_API_NEW_RX_STATS);
1465 }
1466
1467 static inline bool iwl_mvm_has_quota_low_latency(struct iwl_mvm *mvm)
1468 {
1469         return fw_has_api(&mvm->fw->ucode_capa,
1470                           IWL_UCODE_TLV_API_QUOTA_LOW_LATENCY);
1471 }
1472
1473 static inline bool iwl_mvm_has_tlc_offload(const struct iwl_mvm *mvm)
1474 {
1475         return fw_has_capa(&mvm->fw->ucode_capa,
1476                            IWL_UCODE_TLV_CAPA_TLC_OFFLOAD);
1477 }
1478
1479 static inline struct agg_tx_status *
1480 iwl_mvm_get_agg_status(struct iwl_mvm *mvm, void *tx_resp)
1481 {
1482         if (iwl_mvm_has_new_tx_api(mvm))
1483                 return &((struct iwl_mvm_tx_resp *)tx_resp)->status;
1484         else
1485                 return ((struct iwl_mvm_tx_resp_v3 *)tx_resp)->status;
1486 }
1487
1488 static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm)
1489 {
1490 #ifdef CONFIG_THERMAL
1491         /* these two TLV are redundant since the responsibility to CT-kill by
1492          * FW happens only after we send at least one command of
1493          * temperature THs report.
1494          */
1495         return fw_has_capa(&mvm->fw->ucode_capa,
1496                            IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) &&
1497                fw_has_capa(&mvm->fw->ucode_capa,
1498                            IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT);
1499 #else /* CONFIG_THERMAL */
1500         return false;
1501 #endif /* CONFIG_THERMAL */
1502 }
1503
1504 static inline bool iwl_mvm_is_ctdp_supported(struct iwl_mvm *mvm)
1505 {
1506         return fw_has_capa(&mvm->fw->ucode_capa,
1507                            IWL_UCODE_TLV_CAPA_CTDP_SUPPORT);
1508 }
1509
1510 extern const u8 iwl_mvm_ac_to_tx_fifo[];
1511 extern const u8 iwl_mvm_ac_to_gen2_tx_fifo[];
1512
1513 static inline u8 iwl_mvm_mac_ac_to_tx_fifo(struct iwl_mvm *mvm,
1514                                            enum ieee80211_ac_numbers ac)
1515 {
1516         return iwl_mvm_has_new_tx_api(mvm) ?
1517                 iwl_mvm_ac_to_gen2_tx_fifo[ac] : iwl_mvm_ac_to_tx_fifo[ac];
1518 }
1519
1520 struct iwl_rate_info {
1521         u8 plcp;        /* uCode API:  IWL_RATE_6M_PLCP, etc. */
1522         u8 plcp_siso;   /* uCode API:  IWL_RATE_SISO_6M_PLCP, etc. */
1523         u8 plcp_mimo2;  /* uCode API:  IWL_RATE_MIMO2_6M_PLCP, etc. */
1524         u8 plcp_mimo3;  /* uCode API:  IWL_RATE_MIMO3_6M_PLCP, etc. */
1525         u8 ieee;        /* MAC header:  IWL_RATE_6M_IEEE, etc. */
1526 };
1527
1528 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm);
1529 int __iwl_mvm_mac_start(struct iwl_mvm *mvm);
1530
1531 /******************
1532  * MVM Methods
1533  ******************/
1534 /* uCode */
1535 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
1536
1537 /* Utils */
1538 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
1539                                         enum nl80211_band band);
1540 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
1541                                enum nl80211_band band,
1542                                struct ieee80211_tx_rate *r);
1543 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
1544 u8 iwl_mvm_mac80211_ac_to_ucode_ac(enum ieee80211_ac_numbers ac);
1545 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
1546 u8 first_antenna(u8 mask);
1547 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
1548 void iwl_mvm_get_sync_time(struct iwl_mvm *mvm, u32 *gp2, u64 *boottime);
1549 u32 iwl_mvm_get_systime(struct iwl_mvm *mvm);
1550
1551 /* Tx / Host Commands */
1552 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
1553                                   struct iwl_host_cmd *cmd);
1554 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id,
1555                                       u32 flags, u16 len, const void *data);
1556 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
1557                                          struct iwl_host_cmd *cmd,
1558                                          u32 *status);
1559 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id,
1560                                              u16 len, const void *data,
1561                                              u32 *status);
1562 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
1563                    struct ieee80211_sta *sta);
1564 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
1565 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
1566                         struct iwl_tx_cmd *tx_cmd,
1567                         struct ieee80211_tx_info *info, u8 sta_id);
1568 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd,
1569                             struct ieee80211_tx_info *info,
1570                             struct ieee80211_sta *sta, __le16 fc);
1571 void iwl_mvm_mac_itxq_xmit(struct ieee80211_hw *hw, struct ieee80211_txq *txq);
1572 unsigned int iwl_mvm_max_amsdu_size(struct iwl_mvm *mvm,
1573                                     struct ieee80211_sta *sta,
1574                                     unsigned int tid);
1575
1576 #ifdef CONFIG_IWLWIFI_DEBUG
1577 const char *iwl_mvm_get_tx_fail_reason(u32 status);
1578 #else
1579 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
1580 #endif
1581 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, u32 flags);
1582 int iwl_mvm_flush_sta(struct iwl_mvm *mvm, void *sta, bool internal, u32 flags);
1583 int iwl_mvm_flush_sta_tids(struct iwl_mvm *mvm, u32 sta_id,
1584                            u16 tids, u32 flags);
1585
1586 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
1587
1588 static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info,
1589                                            struct iwl_tx_cmd *tx_cmd)
1590 {
1591         struct ieee80211_key_conf *keyconf = info->control.hw_key;
1592
1593         tx_cmd->sec_ctl = TX_CMD_SEC_CCM;
1594         memcpy(tx_cmd->key, keyconf->key, keyconf->keylen);
1595 }
1596
1597 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
1598 {
1599         flush_work(&mvm->async_handlers_wk);
1600 }
1601
1602 /* Statistics */
1603 void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm,
1604                                   struct iwl_rx_packet *pkt);
1605 void iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
1606                            struct iwl_rx_cmd_buffer *rxb);
1607 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear);
1608 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm);
1609
1610 /* NVM */
1611 int iwl_nvm_init(struct iwl_mvm *mvm);
1612 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
1613
1614 static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm)
1615 {
1616         return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ?
1617                mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant :
1618                mvm->fw->valid_tx_ant;
1619 }
1620
1621 static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm)
1622 {
1623         return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ?
1624                mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant :
1625                mvm->fw->valid_rx_ant;
1626 }
1627
1628 static inline void iwl_mvm_toggle_tx_ant(struct iwl_mvm *mvm, u8 *ant)
1629 {
1630         *ant = iwl_mvm_next_antenna(mvm, iwl_mvm_get_valid_tx_ant(mvm), *ant);
1631 }
1632
1633 static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm)
1634 {
1635         u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN |
1636                            FW_PHY_CFG_RX_CHAIN);
1637         u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm);
1638         u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm);
1639
1640         phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS |
1641                       valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS;
1642
1643         return mvm->fw->phy_config & phy_config;
1644 }
1645
1646 int iwl_mvm_up(struct iwl_mvm *mvm);
1647 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
1648
1649 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
1650 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
1651                                     struct iwl_bcast_filter_cmd *cmd);
1652
1653 /*
1654  * FW notifications / CMD responses handlers
1655  * Convention: iwl_mvm_rx_<NAME OF THE CMD>
1656  */
1657 void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1658 void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi,
1659                         struct iwl_rx_cmd_buffer *rxb);
1660 void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi,
1661                         struct iwl_rx_cmd_buffer *rxb, int queue);
1662 void iwl_mvm_rx_monitor_no_data(struct iwl_mvm *mvm, struct napi_struct *napi,
1663                                 struct iwl_rx_cmd_buffer *rxb, int queue);
1664 void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi,
1665                               struct iwl_rx_cmd_buffer *rxb, int queue);
1666 int iwl_mvm_notify_rx_queue(struct iwl_mvm *mvm, u32 rxq_mask,
1667                             const u8 *data, u32 count);
1668 void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1669                             int queue);
1670 void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1671 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm,
1672                                    struct iwl_rx_cmd_buffer *rxb);
1673 void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags);
1674 void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1675 void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
1676                                    struct iwl_rx_cmd_buffer *rxb);
1677 void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1678 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
1679                                  struct iwl_rx_cmd_buffer *rxb);
1680 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
1681                              struct iwl_rx_cmd_buffer *rxb);
1682 void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm,
1683                                      struct iwl_rx_cmd_buffer *rxb);
1684
1685 /* MVM PHY */
1686 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1687                          struct cfg80211_chan_def *chandef,
1688                          u8 chains_static, u8 chains_dynamic);
1689 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1690                              struct cfg80211_chan_def *chandef,
1691                              u8 chains_static, u8 chains_dynamic);
1692 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
1693                           struct iwl_mvm_phy_ctxt *ctxt);
1694 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
1695                             struct iwl_mvm_phy_ctxt *ctxt);
1696 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm);
1697 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef);
1698 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef);
1699
1700 /* MAC (virtual interface) programming */
1701 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1702 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1703 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1704                              bool force_assoc_off, const u8 *bssid_override);
1705 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1706 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
1707                                     struct ieee80211_vif *vif);
1708 int iwl_mvm_mac_ctxt_send_beacon(struct iwl_mvm *mvm,
1709                                  struct ieee80211_vif *vif,
1710                                  struct sk_buff *beacon);
1711 int iwl_mvm_mac_ctxt_send_beacon_cmd(struct iwl_mvm *mvm,
1712                                      struct sk_buff *beacon,
1713                                      void *data, int len);
1714 u8 iwl_mvm_mac_ctxt_get_lowest_rate(struct ieee80211_tx_info *info,
1715                                     struct ieee80211_vif *vif);
1716 void iwl_mvm_mac_ctxt_set_tim(struct iwl_mvm *mvm,
1717                               __le32 *tim_index, __le32 *tim_size,
1718                               u8 *beacon, u32 frame_size);
1719 void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
1720                              struct iwl_rx_cmd_buffer *rxb);
1721 void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
1722                                      struct iwl_rx_cmd_buffer *rxb);
1723 void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm,
1724                                     struct iwl_rx_cmd_buffer *rxb);
1725 void iwl_mvm_mu_mimo_grp_notif(struct iwl_mvm *mvm,
1726                                struct iwl_rx_cmd_buffer *rxb);
1727 void iwl_mvm_sta_pm_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1728 void iwl_mvm_window_status_notif(struct iwl_mvm *mvm,
1729                                  struct iwl_rx_cmd_buffer *rxb);
1730 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
1731                                     struct ieee80211_vif *vif);
1732 void iwl_mvm_probe_resp_data_notif(struct iwl_mvm *mvm,
1733                                    struct iwl_rx_cmd_buffer *rxb);
1734 void iwl_mvm_channel_switch_noa_notif(struct iwl_mvm *mvm,
1735                                       struct iwl_rx_cmd_buffer *rxb);
1736 /* Bindings */
1737 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1738 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1739
1740 /* Quota management */
1741 static inline size_t iwl_mvm_quota_cmd_size(struct iwl_mvm *mvm)
1742 {
1743         return iwl_mvm_has_quota_low_latency(mvm) ?
1744                 sizeof(struct iwl_time_quota_cmd) :
1745                 sizeof(struct iwl_time_quota_cmd_v1);
1746 }
1747
1748 static inline struct iwl_time_quota_data
1749 *iwl_mvm_quota_cmd_get_quota(struct iwl_mvm *mvm,
1750                              struct iwl_time_quota_cmd *cmd,
1751                              int i)
1752 {
1753         struct iwl_time_quota_data_v1 *quotas;
1754
1755         if (iwl_mvm_has_quota_low_latency(mvm))
1756                 return &cmd->quotas[i];
1757
1758         quotas = (struct iwl_time_quota_data_v1 *)cmd->quotas;
1759         return (struct iwl_time_quota_data *)&quotas[i];
1760 }
1761
1762 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload,
1763                           struct ieee80211_vif *disabled_vif);
1764
1765 /* Scanning */
1766 int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1767                            struct cfg80211_scan_request *req,
1768                            struct ieee80211_scan_ies *ies);
1769 int iwl_mvm_scan_size(struct iwl_mvm *mvm);
1770 int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify);
1771 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm);
1772 void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm);
1773 void iwl_mvm_scan_timeout_wk(struct work_struct *work);
1774
1775 /* Scheduled scan */
1776 void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm,
1777                                          struct iwl_rx_cmd_buffer *rxb);
1778 void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1779                                               struct iwl_rx_cmd_buffer *rxb);
1780 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
1781                              struct ieee80211_vif *vif,
1782                              struct cfg80211_sched_scan_request *req,
1783                              struct ieee80211_scan_ies *ies,
1784                              int type);
1785 void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm,
1786                                  struct iwl_rx_cmd_buffer *rxb);
1787
1788 /* UMAC scan */
1789 int iwl_mvm_config_scan(struct iwl_mvm *mvm);
1790 void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm,
1791                                          struct iwl_rx_cmd_buffer *rxb);
1792 void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1793                                               struct iwl_rx_cmd_buffer *rxb);
1794
1795 /* MVM debugfs */
1796 #ifdef CONFIG_IWLWIFI_DEBUGFS
1797 void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
1798 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1799 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1800 #else
1801 static inline void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
1802                                           struct dentry *dbgfs_dir)
1803 {
1804 }
1805 static inline void
1806 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1807 {
1808 }
1809 static inline void
1810 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1811 {
1812 }
1813 #endif /* CONFIG_IWLWIFI_DEBUGFS */
1814
1815 /* rate scaling */
1816 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool sync);
1817 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg);
1818 int rs_pretty_print_rate(char *buf, int bufsz, const u32 rate);
1819 void rs_update_last_rssi(struct iwl_mvm *mvm,
1820                          struct iwl_mvm_sta *mvmsta,
1821                          struct ieee80211_rx_status *rx_status);
1822
1823 /* power management */
1824 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
1825 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
1826 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm);
1827 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1828                                  char *buf, int bufsz);
1829
1830 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1831 void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
1832                                               struct iwl_rx_cmd_buffer *rxb);
1833
1834 #ifdef CONFIG_IWLWIFI_LEDS
1835 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
1836 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
1837 void iwl_mvm_leds_sync(struct iwl_mvm *mvm);
1838 #else
1839 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
1840 {
1841         return 0;
1842 }
1843 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
1844 {
1845 }
1846 static inline void iwl_mvm_leds_sync(struct iwl_mvm *mvm)
1847 {
1848 }
1849 #endif
1850
1851 /* D3 (WoWLAN, NetDetect) */
1852 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
1853 int iwl_mvm_resume(struct ieee80211_hw *hw);
1854 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
1855 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
1856                             struct ieee80211_vif *vif,
1857                             struct cfg80211_gtk_rekey_data *data);
1858 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
1859                               struct ieee80211_vif *vif,
1860                               struct inet6_dev *idev);
1861 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
1862                                      struct ieee80211_vif *vif, int idx);
1863 extern const struct file_operations iwl_dbgfs_d3_test_ops;
1864 struct iwl_wowlan_status *iwl_mvm_send_wowlan_get_status(struct iwl_mvm *mvm);
1865 #ifdef CONFIG_PM
1866 int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
1867                                      struct ieee80211_vif *vif,
1868                                      bool host_awake,
1869                                      u32 cmd_flags);
1870 void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm,
1871                               struct ieee80211_vif *vif,
1872                               struct iwl_wowlan_status *status);
1873 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
1874                                  struct ieee80211_vif *vif);
1875 #else
1876 static inline int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
1877                                                    struct ieee80211_vif *vif,
1878                                                    bool host_awake,
1879                                                    u32 cmd_flags)
1880 {
1881         return 0;
1882 }
1883
1884 static inline void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm,
1885                                             struct ieee80211_vif *vif,
1886                                             struct iwl_wowlan_status *status)
1887 {
1888 }
1889
1890 static inline void
1891 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1892 {
1893 }
1894 #endif
1895 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
1896                                 struct iwl_wowlan_config_cmd *cmd);
1897 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
1898                                struct ieee80211_vif *vif,
1899                                bool disable_offloading,
1900                                bool offload_ns,
1901                                u32 cmd_flags);
1902
1903 /* D0i3 */
1904 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1905 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1906 int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1907 bool iwl_mvm_ref_taken(struct iwl_mvm *mvm);
1908
1909 #ifdef CONFIG_PM
1910 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq);
1911 int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode);
1912 int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode);
1913 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm);
1914 #endif
1915
1916 /* BT Coex */
1917 int iwl_mvm_send_bt_init_conf(struct iwl_mvm *mvm);
1918 void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
1919                               struct iwl_rx_cmd_buffer *rxb);
1920 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1921                            enum ieee80211_rssi_event_data);
1922 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
1923 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
1924                                 struct ieee80211_sta *sta);
1925 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
1926                                      struct ieee80211_sta *sta);
1927 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant);
1928 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
1929 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
1930                                     enum nl80211_band band);
1931 u8 iwl_mvm_bt_coex_get_single_ant_msk(struct iwl_mvm *mvm, u8 enabled_ants);
1932 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
1933                            struct ieee80211_tx_info *info, u8 ac);
1934
1935 /* beacon filtering */
1936 #ifdef CONFIG_IWLWIFI_DEBUGFS
1937 void
1938 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1939                                          struct iwl_beacon_filter_cmd *cmd);
1940 #else
1941 static inline void
1942 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1943                                          struct iwl_beacon_filter_cmd *cmd)
1944 {}
1945 #endif
1946 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
1947                                    struct ieee80211_vif *vif,
1948                                    bool enable, u32 flags);
1949 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
1950                                  struct ieee80211_vif *vif,
1951                                  u32 flags);
1952 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
1953                                   struct ieee80211_vif *vif,
1954                                   u32 flags);
1955 /* SMPS */
1956 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1957                                 enum iwl_mvm_smps_type_request req_type,
1958                                 enum ieee80211_smps_mode smps_request);
1959 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
1960
1961 /* Low latency */
1962 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1963                               bool low_latency,
1964                               enum iwl_mvm_low_latency_cause cause);
1965 /* get SystemLowLatencyMode - only needed for beacon threshold? */
1966 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1967 bool iwl_mvm_low_latency_band(struct iwl_mvm *mvm, enum nl80211_band band);
1968 void iwl_mvm_send_low_latency_cmd(struct iwl_mvm *mvm, bool low_latency,
1969                                   u16 mac_id);
1970
1971 /* get VMACLowLatencyMode */
1972 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1973 {
1974         /*
1975          * should this consider associated/active/... state?
1976          *
1977          * Normally low-latency should only be active on interfaces
1978          * that are active, but at least with debugfs it can also be
1979          * enabled on interfaces that aren't active. However, when
1980          * interface aren't active then they aren't added into the
1981          * binding, so this has no real impact. For now, just return
1982          * the current desired low-latency state.
1983          */
1984         return mvmvif->low_latency_actual;
1985 }
1986
1987 static inline
1988 void iwl_mvm_vif_set_low_latency(struct iwl_mvm_vif *mvmvif, bool set,
1989                                  enum iwl_mvm_low_latency_cause cause)
1990 {
1991         u8 new_state;
1992
1993         if (set)
1994                 mvmvif->low_latency |= cause;
1995         else
1996                 mvmvif->low_latency &= ~cause;
1997
1998         /*
1999          * if LOW_LATENCY_DEBUGFS_FORCE_ENABLE is enabled no changes are
2000          * allowed to actual mode.
2001          */
2002         if (mvmvif->low_latency & LOW_LATENCY_DEBUGFS_FORCE_ENABLE &&
2003             cause != LOW_LATENCY_DEBUGFS_FORCE_ENABLE)
2004                 return;
2005
2006         if (cause == LOW_LATENCY_DEBUGFS_FORCE_ENABLE && set)
2007                 /*
2008                  * We enter force state
2009                  */
2010                 new_state = !!(mvmvif->low_latency &
2011                                LOW_LATENCY_DEBUGFS_FORCE);
2012         else
2013                 /*
2014                  * Check if any other one set low latency
2015                  */
2016                 new_state = !!(mvmvif->low_latency &
2017                                   ~(LOW_LATENCY_DEBUGFS_FORCE_ENABLE |
2018                                     LOW_LATENCY_DEBUGFS_FORCE));
2019
2020         mvmvif->low_latency_actual = new_state;
2021 }
2022
2023 /* Return a bitmask with all the hw supported queues, except for the
2024  * command queue, which can't be flushed.
2025  */
2026 static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm)
2027 {
2028         return ((BIT(mvm->cfg->base_params->num_of_queues) - 1) &
2029                 ~BIT(IWL_MVM_DQA_CMD_QUEUE));
2030 }
2031
2032 static inline void iwl_mvm_stop_device(struct iwl_mvm *mvm)
2033 {
2034         lockdep_assert_held(&mvm->mutex);
2035         iwl_fw_cancel_timestamp(&mvm->fwrt);
2036         clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
2037         iwl_fwrt_stop_device(&mvm->fwrt);
2038         iwl_free_fw_paging(&mvm->fwrt);
2039         iwl_fw_dump_conf_clear(&mvm->fwrt);
2040 }
2041
2042 /* Re-configure the SCD for a queue that has already been configured */
2043 int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id,
2044                          int tid, int frame_limit, u16 ssn);
2045
2046 /* Thermal management and CT-kill */
2047 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
2048 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp);
2049 void iwl_mvm_temp_notif(struct iwl_mvm *mvm,
2050                         struct iwl_rx_cmd_buffer *rxb);
2051 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
2052 void iwl_mvm_thermal_initialize(struct iwl_mvm *mvm, u32 min_backoff);
2053 void iwl_mvm_thermal_exit(struct iwl_mvm *mvm);
2054 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
2055 int iwl_mvm_get_temp(struct iwl_mvm *mvm, s32 *temp);
2056 void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
2057 void iwl_mvm_enter_ctkill(struct iwl_mvm *mvm);
2058 int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm *mvm);
2059 int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 budget);
2060
2061 /* Location Aware Regulatory */
2062 struct iwl_mcc_update_resp *
2063 iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2,
2064                    enum iwl_mcc_source src_id);
2065 int iwl_mvm_init_mcc(struct iwl_mvm *mvm);
2066 void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm,
2067                                 struct iwl_rx_cmd_buffer *rxb);
2068 struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy,
2069                                                   const char *alpha2,
2070                                                   enum iwl_mcc_source src_id,
2071                                                   bool *changed);
2072 struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm,
2073                                                           bool *changed);
2074 int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm);
2075 void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm);
2076
2077 /* smart fifo */
2078 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2079                       bool added_vif);
2080
2081 /* FTM responder */
2082 int iwl_mvm_ftm_start_responder(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2083 void iwl_mvm_ftm_restart_responder(struct iwl_mvm *mvm,
2084                                    struct ieee80211_vif *vif);
2085 void iwl_mvm_ftm_responder_stats(struct iwl_mvm *mvm,
2086                                  struct iwl_rx_cmd_buffer *rxb);
2087
2088 /* FTM initiator */
2089 void iwl_mvm_ftm_restart(struct iwl_mvm *mvm);
2090 void iwl_mvm_ftm_range_resp(struct iwl_mvm *mvm,
2091                             struct iwl_rx_cmd_buffer *rxb);
2092 void iwl_mvm_ftm_lc_notif(struct iwl_mvm *mvm,
2093                           struct iwl_rx_cmd_buffer *rxb);
2094 int iwl_mvm_ftm_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2095                       struct cfg80211_pmsr_request *request);
2096 void iwl_mvm_ftm_abort(struct iwl_mvm *mvm, struct cfg80211_pmsr_request *req);
2097
2098 /* TDLS */
2099
2100 /*
2101  * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present.
2102  * This TID is marked as used vs the AP and all connected TDLS peers.
2103  */
2104 #define IWL_MVM_TDLS_FW_TID 4
2105
2106 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2107 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm);
2108 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2109                                bool sta_added);
2110 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
2111                                            struct ieee80211_vif *vif);
2112 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw,
2113                                 struct ieee80211_vif *vif,
2114                                 struct ieee80211_sta *sta, u8 oper_class,
2115                                 struct cfg80211_chan_def *chandef,
2116                                 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie);
2117 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw,
2118                                       struct ieee80211_vif *vif,
2119                                       struct ieee80211_tdls_ch_sw_params *params);
2120 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw,
2121                                         struct ieee80211_vif *vif,
2122                                         struct ieee80211_sta *sta);
2123 void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
2124 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work);
2125
2126 void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm,
2127                                      struct iwl_mvm_internal_rxq_notif *notif,
2128                                      u32 size);
2129 void iwl_mvm_reorder_timer_expired(struct timer_list *t);
2130 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm);
2131 bool iwl_mvm_is_vif_assoc(struct iwl_mvm *mvm);
2132
2133 #define MVM_TCM_PERIOD_MSEC 500
2134 #define MVM_TCM_PERIOD (HZ * MVM_TCM_PERIOD_MSEC / 1000)
2135 #define MVM_LL_PERIOD (10 * HZ)
2136 void iwl_mvm_tcm_work(struct work_struct *work);
2137 void iwl_mvm_recalc_tcm(struct iwl_mvm *mvm);
2138 void iwl_mvm_pause_tcm(struct iwl_mvm *mvm, bool with_cancel);
2139 void iwl_mvm_resume_tcm(struct iwl_mvm *mvm);
2140 void iwl_mvm_tcm_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2141 void iwl_mvm_tcm_rm_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2142 u8 iwl_mvm_tcm_load_percentage(u32 airtime, u32 elapsed);
2143
2144 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
2145 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm,
2146                                     struct ieee80211_vif *vif,
2147                                     bool tdls, bool cmd_q);
2148 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2149                              const char *errmsg);
2150 void iwl_mvm_event_frame_timeout_callback(struct iwl_mvm *mvm,
2151                                           struct ieee80211_vif *vif,
2152                                           const struct ieee80211_sta *sta,
2153                                           u16 tid);
2154
2155 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b);
2156 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm);
2157 #ifdef CONFIG_IWLWIFI_DEBUGFS
2158 void iwl_mvm_sta_add_debugfs(struct ieee80211_hw *hw,
2159                              struct ieee80211_vif *vif,
2160                              struct ieee80211_sta *sta,
2161                              struct dentry *dir);
2162 #endif
2163
2164 /* Channel info utils */
2165 static inline bool iwl_mvm_has_ultra_hb_channel(struct iwl_mvm *mvm)
2166 {
2167         return fw_has_capa(&mvm->fw->ucode_capa,
2168                            IWL_UCODE_TLV_CAPA_ULTRA_HB_CHANNELS);
2169 }
2170
2171 static inline void *iwl_mvm_chan_info_cmd_tail(struct iwl_mvm *mvm,
2172                                                struct iwl_fw_channel_info *ci)
2173 {
2174         return (u8 *)ci + (iwl_mvm_has_ultra_hb_channel(mvm) ?
2175                            sizeof(struct iwl_fw_channel_info) :
2176                            sizeof(struct iwl_fw_channel_info_v1));
2177 }
2178
2179 static inline size_t iwl_mvm_chan_info_padding(struct iwl_mvm *mvm)
2180 {
2181         return iwl_mvm_has_ultra_hb_channel(mvm) ? 0 :
2182                 sizeof(struct iwl_fw_channel_info) -
2183                 sizeof(struct iwl_fw_channel_info_v1);
2184 }
2185
2186 static inline void iwl_mvm_set_chan_info(struct iwl_mvm *mvm,
2187                                          struct iwl_fw_channel_info *ci,
2188                                          u32 chan, u8 band, u8 width,
2189                                          u8 ctrl_pos)
2190 {
2191         if (iwl_mvm_has_ultra_hb_channel(mvm)) {
2192                 ci->channel = cpu_to_le32(chan);
2193                 ci->band = band;
2194                 ci->width = width;
2195                 ci->ctrl_pos = ctrl_pos;
2196         } else {
2197                 struct iwl_fw_channel_info_v1 *ci_v1 =
2198                                         (struct iwl_fw_channel_info_v1 *)ci;
2199
2200                 ci_v1->channel = chan;
2201                 ci_v1->band = band;
2202                 ci_v1->width = width;
2203                 ci_v1->ctrl_pos = ctrl_pos;
2204         }
2205 }
2206
2207 static inline void
2208 iwl_mvm_set_chan_info_chandef(struct iwl_mvm *mvm,
2209                               struct iwl_fw_channel_info *ci,
2210                               struct cfg80211_chan_def *chandef)
2211 {
2212         iwl_mvm_set_chan_info(mvm, ci, chandef->chan->hw_value,
2213                               (chandef->chan->band == NL80211_BAND_2GHZ ?
2214                                PHY_BAND_24 : PHY_BAND_5),
2215                                iwl_mvm_get_channel_width(chandef),
2216                                iwl_mvm_get_ctrl_pos(chandef));
2217 }
2218
2219 #endif /* __IWL_MVM_H__ */