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

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  10  * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
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  66  *****************************************************************************/
  67
  68 #ifndef __IWL_MVM_H__
  69 #define __IWL_MVM_H__
  70
  71 #include <linux/list.h>
  72 #include <linux/spinlock.h>
  73 #include <linux/leds.h>
  74 #include <linux/in6.h>
  75
  76 #ifdef CONFIG_THERMAL
  77 #include <linux/thermal.h>
  78 #endif
  79
  80 #include "iwl-op-mode.h"
  81 #include "iwl-trans.h"
  82 #include "fw/notif-wait.h"
  83 #include "iwl-eeprom-parse.h"
  84 #include "fw/file.h"
  85 #include "iwl-config.h"
  86 #include "sta.h"
  87 #include "fw-api.h"
  88 #include "constants.h"
  89 #include "tof.h"
  90 #include "fw/runtime.h"
  91 #include "fw/dbg.h"
  92 #include "fw/acpi.h"
  93
  94 #define IWL_MVM_MAX_ADDRESSES           5
  95 /* RSSI offset for WkP */
  96 #define IWL_RSSI_OFFSET 50
  97 #define IWL_MVM_MISSED_BEACONS_THRESHOLD 8
  98 /* A TimeUnit is 1024 microsecond */
  99 #define MSEC_TO_TU(_msec)       (_msec*1000/1024)
 100
 101 /* For GO, this value represents the number of TUs before CSA "beacon
 102  * 0" TBTT when the CSA time-event needs to be scheduled to start.  It
 103  * must be big enough to ensure that we switch in time.
 104  */
 105 #define IWL_MVM_CHANNEL_SWITCH_TIME_GO          40
 106
 107 /* For client, this value represents the number of TUs before CSA
 108  * "beacon 1" TBTT, instead.  This is because we don't know when the
 109  * GO/AP will be in the new channel, so we switch early enough.
 110  */
 111 #define IWL_MVM_CHANNEL_SWITCH_TIME_CLIENT      10
 112
 113 /*
 114  * This value (in TUs) is used to fine tune the CSA NoA end time which should
 115  * be just before "beacon 0" TBTT.
 116  */
 117 #define IWL_MVM_CHANNEL_SWITCH_MARGIN 4
 118
 119 /*
 120  * Number of beacons to transmit on a new channel until we unblock tx to
 121  * the stations, even if we didn't identify them on a new channel
 122  */
 123 #define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3
 124
 125 /* offchannel queue towards mac80211 */
 126 #define IWL_MVM_OFFCHANNEL_QUEUE 0
 127
 128 extern const struct ieee80211_ops iwl_mvm_hw_ops;
 129
 130 /**
 131  * struct iwl_mvm_mod_params - module parameters for iwlmvm
 132  * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted.
 133  *      We will register to mac80211 to have testmode working. The NIC must not
 134  *      be up'ed after the INIT fw asserted. This is useful to be able to use
 135  *      proprietary tools over testmode to debug the INIT fw.
 136  * @tfd_q_hang_detect: enabled the detection of hung transmit queues
 137  * @power_scheme: one of enum iwl_power_scheme
 138  */
 139 struct iwl_mvm_mod_params {
 140         bool init_dbg;
 141         bool tfd_q_hang_detect;
 142         int power_scheme;
 143 };
 144 extern struct iwl_mvm_mod_params iwlmvm_mod_params;
 145
 146 struct iwl_mvm_phy_ctxt {
 147         u16 id;
 148         u16 color;
 149         u32 ref;
 150
 151         enum nl80211_chan_width width;
 152
 153         /*
 154          * TODO: This should probably be removed. Currently here only for rate
 155          * scaling algorithm
 156          */
 157         struct ieee80211_channel *channel;
 158 };
 159
 160 struct iwl_mvm_time_event_data {
 161         struct ieee80211_vif *vif;
 162         struct list_head list;
 163         unsigned long end_jiffies;
 164         u32 duration;
 165         bool running;
 166         u32 uid;
 167
 168         /*
 169          * The access to the 'id' field must be done when the
 170          * mvm->time_event_lock is held, as it value is used to indicate
 171          * if the te is in the time event list or not (when id == TE_MAX)
 172          */
 173         u32 id;
 174 };
 175
 176  /* Power management */
 177
 178 /**
 179  * enum iwl_power_scheme
 180  * @IWL_POWER_LEVEL_CAM - Continuously Active Mode
 181  * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default)
 182  * @IWL_POWER_LEVEL_LP  - Low Power
 183  */
 184 enum iwl_power_scheme {
 185         IWL_POWER_SCHEME_CAM = 1,
 186         IWL_POWER_SCHEME_BPS,
 187         IWL_POWER_SCHEME_LP
 188 };
 189
 190 #define IWL_CONN_MAX_LISTEN_INTERVAL    10
 191 #define IWL_UAPSD_MAX_SP                IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL
 192
 193 #ifdef CONFIG_IWLWIFI_DEBUGFS
 194 enum iwl_dbgfs_pm_mask {
 195         MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0),
 196         MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1),
 197         MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2),
 198         MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3),
 199         MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4),
 200         MVM_DEBUGFS_PM_LPRX_ENA = BIT(6),
 201         MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7),
 202         MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8),
 203         MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9),
 204         MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10),
 205 };
 206
 207 struct iwl_dbgfs_pm {
 208         u16 keep_alive_seconds;
 209         u32 rx_data_timeout;
 210         u32 tx_data_timeout;
 211         bool skip_over_dtim;
 212         u8 skip_dtim_periods;
 213         bool lprx_ena;
 214         u32 lprx_rssi_threshold;
 215         bool snooze_ena;
 216         bool uapsd_misbehaving;
 217         bool use_ps_poll;
 218         int mask;
 219 };
 220
 221 /* beacon filtering */
 222
 223 enum iwl_dbgfs_bf_mask {
 224         MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0),
 225         MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1),
 226         MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2),
 227         MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3),
 228         MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4),
 229         MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5),
 230         MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6),
 231         MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7),
 232         MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8),
 233         MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9),
 234         MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10),
 235 };
 236
 237 struct iwl_dbgfs_bf {
 238         u32 bf_energy_delta;
 239         u32 bf_roaming_energy_delta;
 240         u32 bf_roaming_state;
 241         u32 bf_temp_threshold;
 242         u32 bf_temp_fast_filter;
 243         u32 bf_temp_slow_filter;
 244         u32 bf_enable_beacon_filter;
 245         u32 bf_debug_flag;
 246         u32 bf_escape_timer;
 247         u32 ba_escape_timer;
 248         u32 ba_enable_beacon_abort;
 249         int mask;
 250 };
 251 #endif
 252
 253 enum iwl_mvm_smps_type_request {
 254         IWL_MVM_SMPS_REQ_BT_COEX,
 255         IWL_MVM_SMPS_REQ_TT,
 256         IWL_MVM_SMPS_REQ_PROT,
 257         NUM_IWL_MVM_SMPS_REQ,
 258 };
 259
 260 enum iwl_mvm_ref_type {
 261         IWL_MVM_REF_UCODE_DOWN,
 262         IWL_MVM_REF_SCAN,
 263         IWL_MVM_REF_ROC,
 264         IWL_MVM_REF_ROC_AUX,
 265         IWL_MVM_REF_P2P_CLIENT,
 266         IWL_MVM_REF_AP_IBSS,
 267         IWL_MVM_REF_USER,
 268         IWL_MVM_REF_TX,
 269         IWL_MVM_REF_TX_AGG,
 270         IWL_MVM_REF_ADD_IF,
 271         IWL_MVM_REF_START_AP,
 272         IWL_MVM_REF_BSS_CHANGED,
 273         IWL_MVM_REF_PREPARE_TX,
 274         IWL_MVM_REF_PROTECT_TDLS,
 275         IWL_MVM_REF_CHECK_CTKILL,
 276         IWL_MVM_REF_PRPH_READ,
 277         IWL_MVM_REF_PRPH_WRITE,
 278         IWL_MVM_REF_NMI,
 279         IWL_MVM_REF_TM_CMD,
 280         IWL_MVM_REF_EXIT_WORK,
 281         IWL_MVM_REF_PROTECT_CSA,
 282         IWL_MVM_REF_FW_DBG_COLLECT,
 283         IWL_MVM_REF_INIT_UCODE,
 284         IWL_MVM_REF_SENDING_CMD,
 285         IWL_MVM_REF_RX,
 286
 287         /* update debugfs.c when changing this */
 288
 289         IWL_MVM_REF_COUNT,
 290 };
 291
 292 enum iwl_bt_force_ant_mode {
 293         BT_FORCE_ANT_DIS = 0,
 294         BT_FORCE_ANT_AUTO,
 295         BT_FORCE_ANT_BT,
 296         BT_FORCE_ANT_WIFI,
 297
 298         BT_FORCE_ANT_MAX,
 299 };
 300
 301 /**
 302 * struct iwl_mvm_vif_bf_data - beacon filtering related data
 303 * @bf_enabled: indicates if beacon filtering is enabled
 304 * @ba_enabled: indicated if beacon abort is enabled
 305 * @ave_beacon_signal: average beacon signal
 306 * @last_cqm_event: rssi of the last cqm event
 307 * @bt_coex_min_thold: minimum threshold for BT coex
 308 * @bt_coex_max_thold: maximum threshold for BT coex
 309 * @last_bt_coex_event: rssi of the last BT coex event
 310 */
 311 struct iwl_mvm_vif_bf_data {
 312         bool bf_enabled;
 313         bool ba_enabled;
 314         int ave_beacon_signal;
 315         int last_cqm_event;
 316         int bt_coex_min_thold;
 317         int bt_coex_max_thold;
 318         int last_bt_coex_event;
 319 };
 320
 321 /**
 322  * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
 323  * @id: between 0 and 3
 324  * @color: to solve races upon MAC addition and removal
 325  * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
 326  * @bssid: BSSID for this (client) interface
 327  * @associated: indicates that we're currently associated, used only for
 328  *      managing the firmware state in iwl_mvm_bss_info_changed_station()
 329  * @ap_assoc_sta_count: count of stations associated to us - valid only
 330  *      if VIF type is AP
 331  * @uploaded: indicates the MAC context has been added to the device
 332  * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
 333  *      should get quota etc.
 334  * @pm_enabled - Indicate if MAC power management is allowed
 335  * @monitor_active: indicates that monitor context is configured, and that the
 336  *      interface should get quota etc.
 337  * @low_latency_traffic: indicates low latency traffic was detected
 338  * @low_latency_dbgfs: low latency mode set from debugfs
 339  * @low_latency_vcmd: low latency mode set from vendor command
 340  * @ps_disabled: indicates that this interface requires PS to be disabled
 341  * @queue_params: QoS params for this MAC
 342  * @bcast_sta: station used for broadcast packets. Used by the following
 343  *  vifs: P2P_DEVICE, GO and AP.
 344  * @beacon_skb: the skb used to hold the AP/GO beacon template
 345  * @smps_requests: the SMPS requests of different parts of the driver,
 346  *      combined on update to yield the overall request to mac80211.
 347  * @beacon_stats: beacon statistics, containing the # of received beacons,
 348  *      # of received beacons accumulated over FW restart, and the current
 349  *      average signal of beacons retrieved from the firmware
 350  * @csa_failed: CSA failed to schedule time event, report an error later
 351  * @features: hw features active for this vif
 352  */
 353 struct iwl_mvm_vif {
 354         struct iwl_mvm *mvm;
 355         u16 id;
 356         u16 color;
 357         u8 ap_sta_id;
 358
 359         u8 bssid[ETH_ALEN];
 360         bool associated;
 361         u8 ap_assoc_sta_count;
 362
 363         u16 cab_queue;
 364
 365         bool uploaded;
 366         bool ap_ibss_active;
 367         bool pm_enabled;
 368         bool monitor_active;
 369         bool low_latency_traffic, low_latency_dbgfs, low_latency_vcmd;
 370         bool ps_disabled;
 371         struct iwl_mvm_vif_bf_data bf_data;
 372
 373         struct {
 374                 u32 num_beacons, accu_num_beacons;
 375                 u8 avg_signal;
 376         } beacon_stats;
 377
 378         u32 ap_beacon_time;
 379
 380         enum iwl_tsf_id tsf_id;
 381
 382         /*
 383          * QoS data from mac80211, need to store this here
 384          * as mac80211 has a separate callback but we need
 385          * to have the data for the MAC context
 386          */
 387         struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
 388         struct iwl_mvm_time_event_data time_event_data;
 389         struct iwl_mvm_time_event_data hs_time_event_data;
 390
 391         struct iwl_mvm_int_sta bcast_sta;
 392         struct iwl_mvm_int_sta mcast_sta;
 393
 394         /*
 395          * Assigned while mac80211 has the interface in a channel context,
 396          * or, for P2P Device, while it exists.
 397          */
 398         struct iwl_mvm_phy_ctxt *phy_ctxt;
 399
 400 #ifdef CONFIG_PM
 401         /* WoWLAN GTK rekey data */
 402         struct {
 403                 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
 404                 __le64 replay_ctr;
 405                 bool valid;
 406         } rekey_data;
 407
 408         int tx_key_idx;
 409
 410         bool seqno_valid;
 411         u16 seqno;
 412 #endif
 413
 414 #if IS_ENABLED(CONFIG_IPV6)
 415         /* IPv6 addresses for WoWLAN */
 416         struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
 417         unsigned long tentative_addrs[BITS_TO_LONGS(IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX)];
 418         int num_target_ipv6_addrs;
 419 #endif
 420
 421 #ifdef CONFIG_IWLWIFI_DEBUGFS
 422         struct dentry *dbgfs_dir;
 423         struct dentry *dbgfs_slink;
 424         struct iwl_dbgfs_pm dbgfs_pm;
 425         struct iwl_dbgfs_bf dbgfs_bf;
 426         struct iwl_mac_power_cmd mac_pwr_cmd;
 427         int dbgfs_quota_min;
 428 #endif
 429
 430         enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
 431
 432         /* FW identified misbehaving AP */
 433         u8 uapsd_misbehaving_bssid[ETH_ALEN];
 434
 435         /* Indicates that CSA countdown may be started */
 436         bool csa_countdown;
 437         bool csa_failed;
 438         u16 csa_target_freq;
 439
 440         /* TCP Checksum Offload */
 441         netdev_features_t features;
 442 };
 443
 444 static inline struct iwl_mvm_vif *
 445 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
 446 {
 447         if (!vif)
 448                 return NULL;
 449         return (void *)vif->drv_priv;
 450 }
 451
 452 extern const u8 tid_to_mac80211_ac[];
 453
 454 #define IWL_MVM_SCAN_STOPPING_SHIFT     8
 455
 456 enum iwl_scan_status {
 457         IWL_MVM_SCAN_REGULAR            = BIT(0),
 458         IWL_MVM_SCAN_SCHED              = BIT(1),
 459         IWL_MVM_SCAN_NETDETECT          = BIT(2),
 460
 461         IWL_MVM_SCAN_STOPPING_REGULAR   = BIT(8),
 462         IWL_MVM_SCAN_STOPPING_SCHED     = BIT(9),
 463         IWL_MVM_SCAN_STOPPING_NETDETECT = BIT(10),
 464
 465         IWL_MVM_SCAN_REGULAR_MASK       = IWL_MVM_SCAN_REGULAR |
 466                                           IWL_MVM_SCAN_STOPPING_REGULAR,
 467         IWL_MVM_SCAN_SCHED_MASK         = IWL_MVM_SCAN_SCHED |
 468                                           IWL_MVM_SCAN_STOPPING_SCHED,
 469         IWL_MVM_SCAN_NETDETECT_MASK     = IWL_MVM_SCAN_NETDETECT |
 470                                           IWL_MVM_SCAN_STOPPING_NETDETECT,
 471
 472         IWL_MVM_SCAN_STOPPING_MASK      = 0xff << IWL_MVM_SCAN_STOPPING_SHIFT,
 473         IWL_MVM_SCAN_MASK               = 0xff,
 474 };
 475
 476 enum iwl_mvm_scan_type {
 477         IWL_SCAN_TYPE_NOT_SET,
 478         IWL_SCAN_TYPE_UNASSOC,
 479         IWL_SCAN_TYPE_WILD,
 480         IWL_SCAN_TYPE_MILD,
 481         IWL_SCAN_TYPE_FRAGMENTED,
 482 };
 483
 484 enum iwl_mvm_sched_scan_pass_all_states {
 485         SCHED_SCAN_PASS_ALL_DISABLED,
 486         SCHED_SCAN_PASS_ALL_ENABLED,
 487         SCHED_SCAN_PASS_ALL_FOUND,
 488 };
 489
 490 /**
 491  * struct iwl_nvm_section - describes an NVM section in memory.
 492  *
 493  * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
 494  * and saved for later use by the driver. Not all NVM sections are saved
 495  * this way, only the needed ones.
 496  */
 497 struct iwl_nvm_section {
 498         u16 length;
 499         const u8 *data;
 500 };
 501
 502 /**
 503  * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
 504  * @ct_kill_exit: worker to exit thermal kill
 505  * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
 506  * @tx_backoff: The current thremal throttling tx backoff in uSec.
 507  * @min_backoff: The minimal tx backoff due to power restrictions
 508  * @params: Parameters to configure the thermal throttling algorithm.
 509  * @throttle: Is thermal throttling is active?
 510  */
 511 struct iwl_mvm_tt_mgmt {
 512         struct delayed_work ct_kill_exit;
 513         bool dynamic_smps;
 514         u32 tx_backoff;
 515         u32 min_backoff;
 516         struct iwl_tt_params params;
 517         bool throttle;
 518 };
 519
 520 #ifdef CONFIG_THERMAL
 521 /**
 522  *struct iwl_mvm_thermal_device - thermal zone related data
 523  * @temp_trips: temperature thresholds for report
 524  * @fw_trips_index: keep indexes to original array - temp_trips
 525  * @tzone: thermal zone device data
 526 */
 527 struct iwl_mvm_thermal_device {
 528         s16 temp_trips[IWL_MAX_DTS_TRIPS];
 529         u8 fw_trips_index[IWL_MAX_DTS_TRIPS];
 530         struct thermal_zone_device *tzone;
 531 };
 532
 533 /*
 534  * struct iwl_mvm_cooling_device
 535  * @cur_state: current state
 536  * @cdev: struct thermal cooling device
 537  */
 538 struct iwl_mvm_cooling_device {
 539         u32 cur_state;
 540         struct thermal_cooling_device *cdev;
 541 };
 542 #endif
 543
 544 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
 545
 546 struct iwl_mvm_frame_stats {
 547         u32 legacy_frames;
 548         u32 ht_frames;
 549         u32 vht_frames;
 550         u32 bw_20_frames;
 551         u32 bw_40_frames;
 552         u32 bw_80_frames;
 553         u32 bw_160_frames;
 554         u32 sgi_frames;
 555         u32 ngi_frames;
 556         u32 siso_frames;
 557         u32 mimo2_frames;
 558         u32 agg_frames;
 559         u32 ampdu_count;
 560         u32 success_frames;
 561         u32 fail_frames;
 562         u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
 563         int last_frame_idx;
 564 };
 565
 566 enum {
 567         D0I3_DEFER_WAKEUP,
 568         D0I3_PENDING_WAKEUP,
 569 };
 570
 571 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff
 572 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100
 573 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200
 574
 575 enum iwl_mvm_tdls_cs_state {
 576         IWL_MVM_TDLS_SW_IDLE = 0,
 577         IWL_MVM_TDLS_SW_REQ_SENT,
 578         IWL_MVM_TDLS_SW_RESP_RCVD,
 579         IWL_MVM_TDLS_SW_REQ_RCVD,
 580         IWL_MVM_TDLS_SW_ACTIVE,
 581 };
 582
 583 /**
 584  * struct iwl_mvm_reorder_buffer - per ra/tid/queue reorder buffer
 585  * @head_sn: reorder window head sn
 586  * @num_stored: number of mpdus stored in the buffer
 587  * @buf_size: the reorder buffer size as set by the last addba request
 588  * @queue: queue of this reorder buffer
 589  * @last_amsdu: track last ASMDU SN for duplication detection
 590  * @last_sub_index: track ASMDU sub frame index for duplication detection
 591  * @reorder_timer: timer for frames are in the reorder buffer. For AMSDU
 592  *      it is the time of last received sub-frame
 593  * @removed: prevent timer re-arming
 594  * @valid: reordering is valid for this queue
 595  * @lock: protect reorder buffer internal state
 596  * @mvm: mvm pointer, needed for frame timer context
 597  */
 598 struct iwl_mvm_reorder_buffer {
 599         u16 head_sn;
 600         u16 num_stored;
 601         u8 buf_size;
 602         int queue;
 603         u16 last_amsdu;
 604         u8 last_sub_index;
 605         struct timer_list reorder_timer;
 606         bool removed;
 607         bool valid;
 608         spinlock_t lock;
 609         struct iwl_mvm *mvm;
 610 } ____cacheline_aligned_in_smp;
 611
 612 /**
 613  * struct _iwl_mvm_reorder_buf_entry - reorder buffer entry per-queue/per-seqno
 614  * @frames: list of skbs stored
 615  * @reorder_time: time the packet was stored in the reorder buffer
 616  */
 617 struct _iwl_mvm_reorder_buf_entry {
 618         struct sk_buff_head frames;
 619         unsigned long reorder_time;
 620 };
 621
 622 /* make this indirection to get the aligned thing */
 623 struct iwl_mvm_reorder_buf_entry {
 624         struct _iwl_mvm_reorder_buf_entry e;
 625 }
 626 #ifndef __CHECKER__
 627 /* sparse doesn't like this construct: "bad integer constant expression" */
 628 __aligned(roundup_pow_of_two(sizeof(struct _iwl_mvm_reorder_buf_entry)))
 629 #endif
 630 ;
 631
 632 /**
 633  * struct iwl_mvm_baid_data - BA session data
 634  * @sta_id: station id
 635  * @tid: tid of the session
 636  * @baid baid of the session
 637  * @timeout: the timeout set in the addba request
 638  * @entries_per_queue: # of buffers per queue, this actually gets
 639  *      aligned up to avoid cache line sharing between queues
 640  * @last_rx: last rx jiffies, updated only if timeout passed from last update
 641  * @session_timer: timer to check if BA session expired, runs at 2 * timeout
 642  * @mvm: mvm pointer, needed for timer context
 643  * @reorder_buf: reorder buffer, allocated per queue
 644  * @reorder_buf_data: data
 645  */
 646 struct iwl_mvm_baid_data {
 647         struct rcu_head rcu_head;
 648         u8 sta_id;
 649         u8 tid;
 650         u8 baid;
 651         u16 timeout;
 652         u16 entries_per_queue;
 653         unsigned long last_rx;
 654         struct timer_list session_timer;
 655         struct iwl_mvm_baid_data __rcu **rcu_ptr;
 656         struct iwl_mvm *mvm;
 657         struct iwl_mvm_reorder_buffer reorder_buf[IWL_MAX_RX_HW_QUEUES];
 658         struct iwl_mvm_reorder_buf_entry entries[];
 659 };
 660
 661 static inline struct iwl_mvm_baid_data *
 662 iwl_mvm_baid_data_from_reorder_buf(struct iwl_mvm_reorder_buffer *buf)
 663 {
 664         return (void *)((u8 *)buf -
 665                         offsetof(struct iwl_mvm_baid_data, reorder_buf) -
 666                         sizeof(*buf) * buf->queue);
 667 }
 668
 669 /*
 670  * enum iwl_mvm_queue_status - queue status
 671  * @IWL_MVM_QUEUE_FREE: the queue is not allocated nor reserved
 672  *      Basically, this means that this queue can be used for any purpose
 673  * @IWL_MVM_QUEUE_RESERVED: queue is reserved but not yet in use
 674  *      This is the state of a queue that has been dedicated for some RATID
 675  *      (agg'd or not), but that hasn't yet gone through the actual enablement
 676  *      of iwl_mvm_enable_txq(), and therefore no traffic can go through it yet.
 677  *      Note that in this state there is no requirement to already know what TID
 678  *      should be used with this queue, it is just marked as a queue that will
 679  *      be used, and shouldn't be allocated to anyone else.
 680  * @IWL_MVM_QUEUE_READY: queue is ready to be used
 681  *      This is the state of a queue that has been fully configured (including
 682  *      SCD pointers, etc), has a specific RA/TID assigned to it, and can be
 683  *      used to send traffic.
 684  * @IWL_MVM_QUEUE_SHARED: queue is shared, or in a process of becoming shared
 685  *      This is a state in which a single queue serves more than one TID, all of
 686  *      which are not aggregated. Note that the queue is only associated to one
 687  *      RA.
 688  * @IWL_MVM_QUEUE_INACTIVE: queue is allocated but no traffic on it
 689  *      This is a state of a queue that has had traffic on it, but during the
 690  *      last %IWL_MVM_DQA_QUEUE_TIMEOUT time period there has been no traffic on
 691  *      it. In this state, when a new queue is needed to be allocated but no
 692  *      such free queue exists, an inactive queue might be freed and given to
 693  *      the new RA/TID.
 694  * @IWL_MVM_QUEUE_RECONFIGURING: queue is being reconfigured
 695  *      This is the state of a queue that has had traffic pass through it, but
 696  *      needs to be reconfigured for some reason, e.g. the queue needs to
 697  *      become unshared and aggregations re-enabled on.
 698  */
 699 enum iwl_mvm_queue_status {
 700         IWL_MVM_QUEUE_FREE,
 701         IWL_MVM_QUEUE_RESERVED,
 702         IWL_MVM_QUEUE_READY,
 703         IWL_MVM_QUEUE_SHARED,
 704         IWL_MVM_QUEUE_INACTIVE,
 705         IWL_MVM_QUEUE_RECONFIGURING,
 706 };
 707
 708 #define IWL_MVM_DQA_QUEUE_TIMEOUT       (5 * HZ)
 709 #define IWL_MVM_INVALID_QUEUE           0xFFFF
 710
 711 #define IWL_MVM_NUM_CIPHERS             10
 712
 713 struct iwl_mvm_sar_profile {
 714         bool enabled;
 715         u8 table[ACPI_SAR_TABLE_SIZE];
 716 };
 717
 718 struct iwl_mvm_geo_profile {
 719         u8 values[ACPI_GEO_TABLE_SIZE];
 720 };
 721
 722 struct iwl_mvm {
 723         /* for logger access */
 724         struct device *dev;
 725
 726         struct iwl_trans *trans;
 727         const struct iwl_fw *fw;
 728         const struct iwl_cfg *cfg;
 729         struct iwl_phy_db *phy_db;
 730         struct ieee80211_hw *hw;
 731
 732         /* for protecting access to iwl_mvm */
 733         struct mutex mutex;
 734         struct list_head async_handlers_list;
 735         spinlock_t async_handlers_lock;
 736         struct work_struct async_handlers_wk;
 737
 738         struct work_struct roc_done_wk;
 739
 740         unsigned long init_status;
 741
 742         unsigned long status;
 743
 744         u32 queue_sync_cookie;
 745         atomic_t queue_sync_counter;
 746         /*
 747          * for beacon filtering -
 748          * currently only one interface can be supported
 749          */
 750         struct iwl_mvm_vif *bf_allowed_vif;
 751
 752         bool hw_registered;
 753         bool calibrating;
 754         u32 error_event_table[2];
 755         u32 log_event_table;
 756         u32 umac_error_event_table;
 757         bool support_umac_log;
 758
 759         u32 ampdu_ref;
 760         bool ampdu_toggle;
 761
 762         struct iwl_notif_wait_data notif_wait;
 763
 764         union {
 765                 struct mvm_statistics_rx_v3 rx_stats_v3;
 766                 struct mvm_statistics_rx rx_stats;
 767         };
 768
 769         struct {
 770                 u64 rx_time;
 771                 u64 tx_time;
 772                 u64 on_time_rf;
 773                 u64 on_time_scan;
 774         } radio_stats, accu_radio_stats;
 775
 776         u16 hw_queue_to_mac80211[IWL_MAX_TVQM_QUEUES];
 777
 778         struct {
 779                 u8 hw_queue_refcount;
 780                 u8 ra_sta_id; /* The RA this queue is mapped to, if exists */
 781                 bool reserved; /* Is this the TXQ reserved for a STA */
 782                 u8 mac80211_ac; /* The mac80211 AC this queue is mapped to */
 783                 u8 txq_tid; /* The TID "owner" of this queue*/
 784                 u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */
 785                 /* Timestamp for inactivation per TID of this queue */
 786                 unsigned long last_frame_time[IWL_MAX_TID_COUNT + 1];
 787                 enum iwl_mvm_queue_status status;
 788         } queue_info[IWL_MAX_HW_QUEUES];
 789         spinlock_t queue_info_lock; /* For syncing queue mgmt operations */
 790         struct work_struct add_stream_wk; /* To add streams to queues */
 791
 792         atomic_t mac80211_queue_stop_count[IEEE80211_MAX_QUEUES];
 793
 794         const char *nvm_file_name;
 795         struct iwl_nvm_data *nvm_data;
 796         /* NVM sections */
 797         struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
 798
 799         struct iwl_fw_runtime fwrt;
 800
 801         /* EEPROM MAC addresses */
 802         struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
 803
 804         /* data related to data path */
 805         struct iwl_rx_phy_info last_phy_info;
 806         struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
 807         unsigned long sta_deferred_frames[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
 808         u8 rx_ba_sessions;
 809
 810         /* configured by mac80211 */
 811         u32 rts_threshold;
 812
 813         /* Scan status, cmd (pre-allocated) and auxiliary station */
 814         unsigned int scan_status;
 815         void *scan_cmd;
 816         struct iwl_mcast_filter_cmd *mcast_filter_cmd;
 817         enum iwl_mvm_scan_type scan_type;
 818         enum iwl_mvm_sched_scan_pass_all_states sched_scan_pass_all;
 819         struct delayed_work scan_timeout_dwork;
 820
 821         /* max number of simultaneous scans the FW supports */
 822         unsigned int max_scans;
 823
 824         /* UMAC scan tracking */
 825         u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS];
 826
 827         /* start time of last scan in TSF of the mac that requested the scan */
 828         u64 scan_start;
 829
 830         /* the vif that requested the current scan */
 831         struct iwl_mvm_vif *scan_vif;
 832
 833         /* rx chain antennas set through debugfs for the scan command */
 834         u8 scan_rx_ant;
 835
 836 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
 837         /* broadcast filters to configure for each associated station */
 838         const struct iwl_fw_bcast_filter *bcast_filters;
 839 #ifdef CONFIG_IWLWIFI_DEBUGFS
 840         struct {
 841                 bool override;
 842                 struct iwl_bcast_filter_cmd cmd;
 843         } dbgfs_bcast_filtering;
 844 #endif
 845 #endif
 846
 847         /* Internal station */
 848         struct iwl_mvm_int_sta aux_sta;
 849         struct iwl_mvm_int_sta snif_sta;
 850
 851         bool last_ebs_successful;
 852
 853         u8 scan_last_antenna_idx; /* to toggle TX between antennas */
 854         u8 mgmt_last_antenna_idx;
 855
 856         /* last smart fifo state that was successfully sent to firmware */
 857         enum iwl_sf_state sf_state;
 858
 859 #ifdef CONFIG_IWLWIFI_DEBUGFS
 860         struct dentry *debugfs_dir;
 861         u32 dbgfs_sram_offset, dbgfs_sram_len;
 862         u32 dbgfs_prph_reg_addr;
 863         bool disable_power_off;
 864         bool disable_power_off_d3;
 865
 866         bool scan_iter_notif_enabled;
 867
 868         struct debugfs_blob_wrapper nvm_hw_blob;
 869         struct debugfs_blob_wrapper nvm_sw_blob;
 870         struct debugfs_blob_wrapper nvm_calib_blob;
 871         struct debugfs_blob_wrapper nvm_prod_blob;
 872         struct debugfs_blob_wrapper nvm_phy_sku_blob;
 873
 874         struct iwl_mvm_frame_stats drv_rx_stats;
 875         spinlock_t drv_stats_lock;
 876         u16 dbgfs_rx_phyinfo;
 877 #endif
 878
 879         struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
 880
 881         struct list_head time_event_list;
 882         spinlock_t time_event_lock;
 883
 884         /*
 885          * A bitmap indicating the index of the key in use. The firmware
 886          * can hold 16 keys at most. Reflect this fact.
 887          */
 888         unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
 889         u8 fw_key_deleted[STA_KEY_MAX_NUM];
 890
 891         /* references taken by the driver and spinlock protecting them */
 892         spinlock_t refs_lock;
 893         u8 refs[IWL_MVM_REF_COUNT];
 894
 895         u8 vif_count;
 896
 897         /* -1 for always, 0 for never, >0 for that many times */
 898         s8 fw_restart;
 899
 900 #ifdef CONFIG_IWLWIFI_LEDS
 901         struct led_classdev led;
 902 #endif
 903
 904         struct ieee80211_vif *p2p_device_vif;
 905
 906 #ifdef CONFIG_PM
 907         struct wiphy_wowlan_support wowlan;
 908         int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
 909
 910         /* sched scan settings for net detect */
 911         struct ieee80211_scan_ies nd_ies;
 912         struct cfg80211_match_set *nd_match_sets;
 913         int n_nd_match_sets;
 914         struct ieee80211_channel **nd_channels;
 915         int n_nd_channels;
 916         bool net_detect;
 917 #ifdef CONFIG_IWLWIFI_DEBUGFS
 918         bool d3_wake_sysassert;
 919         bool d3_test_active;
 920         bool store_d3_resume_sram;
 921         void *d3_resume_sram;
 922         u32 d3_test_pme_ptr;
 923         struct ieee80211_vif *keep_vif;
 924         u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */
 925 #endif
 926 #endif
 927
 928         /* d0i3 */
 929         u8 d0i3_ap_sta_id;
 930         bool d0i3_offloading;
 931         struct work_struct d0i3_exit_work;
 932         struct sk_buff_head d0i3_tx;
 933         /* protect d0i3_suspend_flags */
 934         struct mutex d0i3_suspend_mutex;
 935         unsigned long d0i3_suspend_flags;
 936         /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
 937         spinlock_t d0i3_tx_lock;
 938         wait_queue_head_t d0i3_exit_waitq;
 939         wait_queue_head_t rx_sync_waitq;
 940
 941         /* BT-Coex */
 942         struct iwl_bt_coex_profile_notif last_bt_notif;
 943         struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
 944
 945         u8 bt_tx_prio;
 946         enum iwl_bt_force_ant_mode bt_force_ant_mode;
 947
 948         /* Aux ROC */
 949         struct list_head aux_roc_te_list;
 950
 951         /* Thermal Throttling and CTkill */
 952         struct iwl_mvm_tt_mgmt thermal_throttle;
 953 #ifdef CONFIG_THERMAL
 954         struct iwl_mvm_thermal_device tz_device;
 955         struct iwl_mvm_cooling_device cooling_dev;
 956 #endif
 957
 958         s32 temperature;        /* Celsius */
 959         /*
 960          * Debug option to set the NIC temperature. This option makes the
 961          * driver think this is the actual NIC temperature, and ignore the
 962          * real temperature that is received from the fw
 963          */
 964         bool temperature_test;  /* Debug test temperature is enabled */
 965
 966         struct iwl_time_quota_cmd last_quota_cmd;
 967
 968 #ifdef CONFIG_NL80211_TESTMODE
 969         u32 noa_duration;
 970         struct ieee80211_vif *noa_vif;
 971 #endif
 972
 973         /* Tx queues */
 974         u16 aux_queue;
 975         u16 probe_queue;
 976         u16 p2p_dev_queue;
 977
 978         /* Indicate if device power save is allowed */
 979         u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
 980         unsigned int max_amsdu_len; /* used for debugfs only */
 981
 982         struct ieee80211_vif __rcu *csa_vif;
 983         struct ieee80211_vif __rcu *csa_tx_blocked_vif;
 984         u8 csa_tx_block_bcn_timeout;
 985
 986         /* system time of last beacon (for AP/GO interface) */
 987         u32 ap_last_beacon_gp2;
 988
 989         /* indicates that we transmitted the last beacon */
 990         bool ibss_manager;
 991
 992         bool lar_regdom_set;
 993         enum iwl_mcc_source mcc_src;
 994
 995         /* TDLS channel switch data */
 996         struct {
 997                 struct delayed_work dwork;
 998                 enum iwl_mvm_tdls_cs_state state;
 999
1000                 /*
1001                  * Current cs sta - might be different from periodic cs peer
1002                  * station. Value is meaningless when the cs-state is idle.
1003                  */
1004                 u8 cur_sta_id;
1005
1006                 /* TDLS periodic channel-switch peer */
1007                 struct {
1008                         u8 sta_id;
1009                         u8 op_class;
1010                         bool initiator; /* are we the link initiator */
1011                         struct cfg80211_chan_def chandef;
1012                         struct sk_buff *skb; /* ch sw template */
1013                         u32 ch_sw_tm_ie;
1014
1015                         /* timestamp of last ch-sw request sent (GP2 time) */
1016                         u32 sent_timestamp;
1017                 } peer;
1018         } tdls_cs;
1019
1020
1021         u32 ciphers[IWL_MVM_NUM_CIPHERS];
1022         struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS];
1023         struct iwl_mvm_tof_data tof_data;
1024
1025         struct ieee80211_vif *nan_vif;
1026 #define IWL_MAX_BAID    32
1027         struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID];
1028
1029         /*
1030          * Drop beacons from other APs in AP mode when there are no connected
1031          * clients.
1032          */
1033         bool drop_bcn_ap_mode;
1034
1035         struct delayed_work cs_tx_unblock_dwork;
1036
1037         /* does a monitor vif exist (only one can exist hence bool) */
1038         bool monitor_on;
1039 #ifdef CONFIG_ACPI
1040         struct iwl_mvm_sar_profile sar_profiles[ACPI_SAR_PROFILE_NUM];
1041         struct iwl_mvm_geo_profile geo_profiles[ACPI_NUM_GEO_PROFILES];
1042 #endif
1043 };
1044
1045 /* Extract MVM priv from op_mode and _hw */
1046 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode)               \
1047         ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
1048
1049 #define IWL_MAC80211_GET_MVM(_hw)                       \
1050         IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
1051
1052 /**
1053  * enum iwl_mvm_status - MVM status bits
1054  * @IWL_MVM_STATUS_HW_RFKILL: HW RF-kill is asserted
1055  * @IWL_MVM_STATUS_HW_CTKILL: CT-kill is active
1056  * @IWL_MVM_STATUS_ROC_RUNNING: remain-on-channel is running
1057  * @IWL_MVM_STATUS_HW_RESTART_REQUESTED: HW restart was requested
1058  * @IWL_MVM_STATUS_IN_HW_RESTART: HW restart is active
1059  * @IWL_MVM_STATUS_IN_D0I3: NIC is in D0i3
1060  * @IWL_MVM_STATUS_ROC_AUX_RUNNING: AUX remain-on-channel is running
1061  * @IWL_MVM_STATUS_D3_RECONFIG: D3 reconfiguration is being done
1062  * @IWL_MVM_STATUS_FIRMWARE_RUNNING: firmware is running
1063  */
1064 enum iwl_mvm_status {
1065         IWL_MVM_STATUS_HW_RFKILL,
1066         IWL_MVM_STATUS_HW_CTKILL,
1067         IWL_MVM_STATUS_ROC_RUNNING,
1068         IWL_MVM_STATUS_HW_RESTART_REQUESTED,
1069         IWL_MVM_STATUS_IN_HW_RESTART,
1070         IWL_MVM_STATUS_IN_D0I3,
1071         IWL_MVM_STATUS_ROC_AUX_RUNNING,
1072         IWL_MVM_STATUS_D3_RECONFIG,
1073         IWL_MVM_STATUS_FIRMWARE_RUNNING,
1074 };
1075
1076 /* Keep track of completed init configuration */
1077 enum iwl_mvm_init_status {
1078         IWL_MVM_INIT_STATUS_THERMAL_INIT_COMPLETE = BIT(0),
1079         IWL_MVM_INIT_STATUS_LEDS_INIT_COMPLETE = BIT(1),
1080         IWL_MVM_INIT_STATUS_REG_HW_INIT_COMPLETE = BIT(2),
1081         IWL_MVM_INIT_STATUS_TOF_INIT_COMPLETE = BIT(3),
1082 };
1083
1084 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
1085 {
1086         return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
1087                test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
1088 }
1089
1090 static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm)
1091 {
1092         return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status);
1093 }
1094
1095 static inline bool iwl_mvm_firmware_running(struct iwl_mvm *mvm)
1096 {
1097         return test_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
1098 }
1099
1100 /* Must be called with rcu_read_lock() held and it can only be
1101  * released when mvmsta is not needed anymore.
1102  */
1103 static inline struct iwl_mvm_sta *
1104 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id)
1105 {
1106         struct ieee80211_sta *sta;
1107
1108         if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
1109                 return NULL;
1110
1111         sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
1112
1113         /* This can happen if the station has been removed right now */
1114         if (IS_ERR_OR_NULL(sta))
1115                 return NULL;
1116
1117         return iwl_mvm_sta_from_mac80211(sta);
1118 }
1119
1120 static inline struct iwl_mvm_sta *
1121 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
1122 {
1123         struct ieee80211_sta *sta;
1124
1125         if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
1126                 return NULL;
1127
1128         sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
1129                                         lockdep_is_held(&mvm->mutex));
1130
1131         /* This can happen if the station has been removed right now */
1132         if (IS_ERR_OR_NULL(sta))
1133                 return NULL;
1134
1135         return iwl_mvm_sta_from_mac80211(sta);
1136 }
1137
1138 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
1139 {
1140         return !iwlwifi_mod_params.d0i3_disable &&
1141                 fw_has_capa(&mvm->fw->ucode_capa,
1142                             IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
1143 }
1144
1145 static inline bool iwl_mvm_is_adaptive_dwell_supported(struct iwl_mvm *mvm)
1146 {
1147         return fw_has_api(&mvm->fw->ucode_capa,
1148                           IWL_UCODE_TLV_API_ADAPTIVE_DWELL);
1149 }
1150
1151 static inline bool iwl_mvm_enter_d0i3_on_suspend(struct iwl_mvm *mvm)
1152 {
1153         /* For now we only use this mode to differentiate between
1154          * slave transports, which handle D0i3 entry in suspend by
1155          * themselves in conjunction with runtime PM D0i3.  So, this
1156          * function is used to check whether we need to do anything
1157          * when entering suspend or if the transport layer has already
1158          * done it.
1159          */
1160         return (mvm->trans->system_pm_mode == IWL_PLAT_PM_MODE_D0I3) &&
1161                 (mvm->trans->runtime_pm_mode != IWL_PLAT_PM_MODE_D0I3);
1162 }
1163
1164 static inline bool iwl_mvm_is_dqa_data_queue(struct iwl_mvm *mvm, u8 queue)
1165 {
1166         return (queue >= IWL_MVM_DQA_MIN_DATA_QUEUE) &&
1167                (queue <= IWL_MVM_DQA_MAX_DATA_QUEUE);
1168 }
1169
1170 static inline bool iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm *mvm, u8 queue)
1171 {
1172         return (queue >= IWL_MVM_DQA_MIN_MGMT_QUEUE) &&
1173                (queue <= IWL_MVM_DQA_MAX_MGMT_QUEUE);
1174 }
1175
1176 static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm)
1177 {
1178         bool nvm_lar = mvm->nvm_data->lar_enabled;
1179         bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa,
1180                                    IWL_UCODE_TLV_CAPA_LAR_SUPPORT);
1181
1182         if (iwlwifi_mod_params.lar_disable)
1183                 return false;
1184
1185         /*
1186          * Enable LAR only if it is supported by the FW (TLV) &&
1187          * enabled in the NVM
1188          */
1189         if (mvm->cfg->nvm_type == IWL_NVM_EXT)
1190                 return nvm_lar && tlv_lar;
1191         else
1192                 return tlv_lar;
1193 }
1194
1195 static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm)
1196 {
1197         return fw_has_api(&mvm->fw->ucode_capa,
1198                           IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) ||
1199                fw_has_capa(&mvm->fw->ucode_capa,
1200                            IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC);
1201 }
1202
1203 static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm)
1204 {
1205         return fw_has_capa(&mvm->fw->ucode_capa,
1206                            IWL_UCODE_TLV_CAPA_BT_COEX_RRC) &&
1207                 IWL_MVM_BT_COEX_RRC;
1208 }
1209
1210 static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm)
1211 {
1212         return fw_has_capa(&mvm->fw->ucode_capa,
1213                            IWL_UCODE_TLV_CAPA_CSUM_SUPPORT) &&
1214                !IWL_MVM_HW_CSUM_DISABLE;
1215 }
1216
1217 static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm)
1218 {
1219         return fw_has_capa(&mvm->fw->ucode_capa,
1220                            IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) &&
1221                 IWL_MVM_BT_COEX_MPLUT;
1222 }
1223
1224 static inline
1225 bool iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm *mvm)
1226 {
1227         return fw_has_capa(&mvm->fw->ucode_capa,
1228                            IWL_UCODE_TLV_CAPA_P2P_SCM_UAPSD) &&
1229                 !(iwlwifi_mod_params.uapsd_disable &
1230                   IWL_DISABLE_UAPSD_P2P_CLIENT);
1231 }
1232
1233 static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm)
1234 {
1235         return fw_has_capa(&mvm->fw->ucode_capa,
1236                            IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT);
1237 }
1238
1239 static inline bool iwl_mvm_has_new_tx_api(struct iwl_mvm *mvm)
1240 {
1241         /* TODO - replace with TLV once defined */
1242         return mvm->trans->cfg->use_tfh;
1243 }
1244
1245 static inline bool iwl_mvm_has_unified_ucode(struct iwl_mvm *mvm)
1246 {
1247         /* TODO - better define this */
1248         return mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000;
1249 }
1250
1251 static inline bool iwl_mvm_is_cdb_supported(struct iwl_mvm *mvm)
1252 {
1253         /*
1254          * TODO:
1255          * The issue of how to determine CDB APIs and usage is still not fully
1256          * defined.
1257          * There is a compilation for CDB and non-CDB FW, but there may
1258          * be also runtime check.
1259          * For now there is a TLV for checking compilation mode, but a
1260          * runtime check will also have to be here - once defined.
1261          */
1262         return fw_has_capa(&mvm->fw->ucode_capa,
1263                            IWL_UCODE_TLV_CAPA_CDB_SUPPORT);
1264 }
1265
1266 static inline bool iwl_mvm_has_new_rx_stats_api(struct iwl_mvm *mvm)
1267 {
1268         return fw_has_api(&mvm->fw->ucode_capa,
1269                           IWL_UCODE_TLV_API_NEW_RX_STATS);
1270 }
1271
1272 static inline bool iwl_mvm_has_quota_low_latency(struct iwl_mvm *mvm)
1273 {
1274         return fw_has_api(&mvm->fw->ucode_capa,
1275                           IWL_UCODE_TLV_API_QUOTA_LOW_LATENCY);
1276 }
1277
1278 static inline struct agg_tx_status *
1279 iwl_mvm_get_agg_status(struct iwl_mvm *mvm, void *tx_resp)
1280 {
1281         if (iwl_mvm_has_new_tx_api(mvm))
1282                 return &((struct iwl_mvm_tx_resp *)tx_resp)->status;
1283         else
1284                 return ((struct iwl_mvm_tx_resp_v3 *)tx_resp)->status;
1285 }
1286
1287 static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm)
1288 {
1289 #ifdef CONFIG_THERMAL
1290         /* these two TLV are redundant since the responsibility to CT-kill by
1291          * FW happens only after we send at least one command of
1292          * temperature THs report.
1293          */
1294         return fw_has_capa(&mvm->fw->ucode_capa,
1295                            IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) &&
1296                fw_has_capa(&mvm->fw->ucode_capa,
1297                            IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT);
1298 #else /* CONFIG_THERMAL */
1299         return false;
1300 #endif /* CONFIG_THERMAL */
1301 }
1302
1303 static inline bool iwl_mvm_is_ctdp_supported(struct iwl_mvm *mvm)
1304 {
1305         return fw_has_capa(&mvm->fw->ucode_capa,
1306                            IWL_UCODE_TLV_CAPA_CTDP_SUPPORT);
1307 }
1308
1309 extern const u8 iwl_mvm_ac_to_tx_fifo[];
1310 extern const u8 iwl_mvm_ac_to_gen2_tx_fifo[];
1311
1312 static inline u8 iwl_mvm_mac_ac_to_tx_fifo(struct iwl_mvm *mvm,
1313                                            enum ieee80211_ac_numbers ac)
1314 {
1315         return iwl_mvm_has_new_tx_api(mvm) ?
1316                 iwl_mvm_ac_to_gen2_tx_fifo[ac] : iwl_mvm_ac_to_tx_fifo[ac];
1317 }
1318
1319 struct iwl_rate_info {
1320         u8 plcp;        /* uCode API:  IWL_RATE_6M_PLCP, etc. */
1321         u8 plcp_siso;   /* uCode API:  IWL_RATE_SISO_6M_PLCP, etc. */
1322         u8 plcp_mimo2;  /* uCode API:  IWL_RATE_MIMO2_6M_PLCP, etc. */
1323         u8 plcp_mimo3;  /* uCode API:  IWL_RATE_MIMO3_6M_PLCP, etc. */
1324         u8 ieee;        /* MAC header:  IWL_RATE_6M_IEEE, etc. */
1325 };
1326
1327 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm);
1328 int __iwl_mvm_mac_start(struct iwl_mvm *mvm);
1329
1330 /******************
1331  * MVM Methods
1332  ******************/
1333 /* uCode */
1334 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
1335
1336 /* Utils */
1337 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
1338                                         enum nl80211_band band);
1339 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
1340                                enum nl80211_band band,
1341                                struct ieee80211_tx_rate *r);
1342 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
1343 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
1344 u8 first_antenna(u8 mask);
1345 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
1346 void iwl_mvm_get_sync_time(struct iwl_mvm *mvm, u32 *gp2, u64 *boottime);
1347
1348 /* Tx / Host Commands */
1349 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
1350                                   struct iwl_host_cmd *cmd);
1351 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id,
1352                                       u32 flags, u16 len, const void *data);
1353 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
1354                                          struct iwl_host_cmd *cmd,
1355                                          u32 *status);
1356 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id,
1357                                              u16 len, const void *data,
1358                                              u32 *status);
1359 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
1360                    struct ieee80211_sta *sta);
1361 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
1362 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
1363                         struct iwl_tx_cmd *tx_cmd,
1364                         struct ieee80211_tx_info *info, u8 sta_id);
1365 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd,
1366                             struct ieee80211_tx_info *info,
1367                             struct ieee80211_sta *sta, __le16 fc);
1368 #ifdef CONFIG_IWLWIFI_DEBUG
1369 const char *iwl_mvm_get_tx_fail_reason(u32 status);
1370 #else
1371 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
1372 #endif
1373 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, u32 flags);
1374 int iwl_mvm_flush_sta(struct iwl_mvm *mvm, void *sta, bool internal, u32 flags);
1375 int iwl_mvm_flush_sta_tids(struct iwl_mvm *mvm, u32 sta_id,
1376                            u16 tids, u32 flags);
1377
1378 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
1379
1380 static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info,
1381                                            struct iwl_tx_cmd *tx_cmd)
1382 {
1383         struct ieee80211_key_conf *keyconf = info->control.hw_key;
1384
1385         tx_cmd->sec_ctl = TX_CMD_SEC_CCM;
1386         memcpy(tx_cmd->key, keyconf->key, keyconf->keylen);
1387 }
1388
1389 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
1390 {
1391         flush_work(&mvm->async_handlers_wk);
1392 }
1393
1394 /* Statistics */
1395 void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm,
1396                                   struct iwl_rx_packet *pkt);
1397 void iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
1398                            struct iwl_rx_cmd_buffer *rxb);
1399 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear);
1400 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm);
1401
1402 /* NVM */
1403 int iwl_nvm_init(struct iwl_mvm *mvm);
1404 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
1405 int iwl_mvm_read_external_nvm(struct iwl_mvm *mvm);
1406
1407 static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm)
1408 {
1409         return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ?
1410                mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant :
1411                mvm->fw->valid_tx_ant;
1412 }
1413
1414 static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm)
1415 {
1416         return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ?
1417                mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant :
1418                mvm->fw->valid_rx_ant;
1419 }
1420
1421 static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm)
1422 {
1423         u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN |
1424                            FW_PHY_CFG_RX_CHAIN);
1425         u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm);
1426         u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm);
1427
1428         phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS |
1429                       valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS;
1430
1431         return mvm->fw->phy_config & phy_config;
1432 }
1433
1434 int iwl_mvm_up(struct iwl_mvm *mvm);
1435 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
1436
1437 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
1438 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
1439                                     struct iwl_bcast_filter_cmd *cmd);
1440
1441 /*
1442  * FW notifications / CMD responses handlers
1443  * Convention: iwl_mvm_rx_<NAME OF THE CMD>
1444  */
1445 void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1446 void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi,
1447                         struct iwl_rx_cmd_buffer *rxb);
1448 void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi,
1449                         struct iwl_rx_cmd_buffer *rxb, int queue);
1450 void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi,
1451                               struct iwl_rx_cmd_buffer *rxb, int queue);
1452 int iwl_mvm_notify_rx_queue(struct iwl_mvm *mvm, u32 rxq_mask,
1453                             const u8 *data, u32 count);
1454 void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1455                             int queue);
1456 void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1457 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm,
1458                                    struct iwl_rx_cmd_buffer *rxb);
1459 void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1460 void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
1461                                    struct iwl_rx_cmd_buffer *rxb);
1462 void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1463 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
1464                                  struct iwl_rx_cmd_buffer *rxb);
1465 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
1466                              struct iwl_rx_cmd_buffer *rxb);
1467 void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm,
1468                                      struct iwl_rx_cmd_buffer *rxb);
1469
1470 /* MVM PHY */
1471 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1472                          struct cfg80211_chan_def *chandef,
1473                          u8 chains_static, u8 chains_dynamic);
1474 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1475                              struct cfg80211_chan_def *chandef,
1476                              u8 chains_static, u8 chains_dynamic);
1477 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
1478                           struct iwl_mvm_phy_ctxt *ctxt);
1479 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
1480                             struct iwl_mvm_phy_ctxt *ctxt);
1481 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm);
1482 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef);
1483 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef);
1484
1485 /* MAC (virtual interface) programming */
1486 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1487 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1488 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1489                              bool force_assoc_off, const u8 *bssid_override);
1490 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1491 u32 iwl_mvm_mac_get_queues_mask(struct ieee80211_vif *vif);
1492 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
1493                                     struct ieee80211_vif *vif);
1494 void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
1495                              struct iwl_rx_cmd_buffer *rxb);
1496 void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
1497                                      struct iwl_rx_cmd_buffer *rxb);
1498 void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm,
1499                                     struct iwl_rx_cmd_buffer *rxb);
1500 void iwl_mvm_mu_mimo_grp_notif(struct iwl_mvm *mvm,
1501                                struct iwl_rx_cmd_buffer *rxb);
1502 void iwl_mvm_sta_pm_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1503 void iwl_mvm_window_status_notif(struct iwl_mvm *mvm,
1504                                  struct iwl_rx_cmd_buffer *rxb);
1505 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
1506                                     struct ieee80211_vif *vif);
1507 unsigned long iwl_mvm_get_used_hw_queues(struct iwl_mvm *mvm,
1508                                          struct ieee80211_vif *exclude_vif);
1509 void iwl_mvm_channel_switch_noa_notif(struct iwl_mvm *mvm,
1510                                       struct iwl_rx_cmd_buffer *rxb);
1511 /* Bindings */
1512 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1513 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1514
1515 /* Quota management */
1516 static inline size_t iwl_mvm_quota_cmd_size(struct iwl_mvm *mvm)
1517 {
1518         return iwl_mvm_has_quota_low_latency(mvm) ?
1519                 sizeof(struct iwl_time_quota_cmd) :
1520                 sizeof(struct iwl_time_quota_cmd_v1);
1521 }
1522
1523 static inline struct iwl_time_quota_data
1524 *iwl_mvm_quota_cmd_get_quota(struct iwl_mvm *mvm,
1525                              struct iwl_time_quota_cmd *cmd,
1526                              int i)
1527 {
1528         struct iwl_time_quota_data_v1 *quotas;
1529
1530         if (iwl_mvm_has_quota_low_latency(mvm))
1531                 return &cmd->quotas[i];
1532
1533         quotas = (struct iwl_time_quota_data_v1 *)cmd->quotas;
1534         return (struct iwl_time_quota_data *)&quotas[i];
1535 }
1536
1537 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload,
1538                           struct ieee80211_vif *disabled_vif);
1539
1540 /* Scanning */
1541 int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1542                            struct cfg80211_scan_request *req,
1543                            struct ieee80211_scan_ies *ies);
1544 int iwl_mvm_scan_size(struct iwl_mvm *mvm);
1545 int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify);
1546 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm);
1547 void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm);
1548 void iwl_mvm_scan_timeout_wk(struct work_struct *work);
1549
1550 /* Scheduled scan */
1551 void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm,
1552                                          struct iwl_rx_cmd_buffer *rxb);
1553 void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1554                                               struct iwl_rx_cmd_buffer *rxb);
1555 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
1556                              struct ieee80211_vif *vif,
1557                              struct cfg80211_sched_scan_request *req,
1558                              struct ieee80211_scan_ies *ies,
1559                              int type);
1560 void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm,
1561                                  struct iwl_rx_cmd_buffer *rxb);
1562
1563 /* UMAC scan */
1564 int iwl_mvm_config_scan(struct iwl_mvm *mvm);
1565 void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm,
1566                                          struct iwl_rx_cmd_buffer *rxb);
1567 void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1568                                               struct iwl_rx_cmd_buffer *rxb);
1569
1570 /* MVM debugfs */
1571 #ifdef CONFIG_IWLWIFI_DEBUGFS
1572 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
1573 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1574 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1575 #else
1576 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
1577                                          struct dentry *dbgfs_dir)
1578 {
1579         return 0;
1580 }
1581 static inline void
1582 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1583 {
1584 }
1585 static inline void
1586 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1587 {
1588 }
1589 #endif /* CONFIG_IWLWIFI_DEBUGFS */
1590
1591 /* rate scaling */
1592 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init);
1593 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg);
1594 int rs_pretty_print_rate(char *buf, const u32 rate);
1595 void rs_update_last_rssi(struct iwl_mvm *mvm,
1596                          struct iwl_lq_sta *lq_sta,
1597                          struct ieee80211_rx_status *rx_status);
1598
1599 /* power management */
1600 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
1601 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
1602 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm);
1603 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1604                                  char *buf, int bufsz);
1605
1606 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1607 void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
1608                                               struct iwl_rx_cmd_buffer *rxb);
1609
1610 #ifdef CONFIG_IWLWIFI_LEDS
1611 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
1612 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
1613 void iwl_mvm_leds_sync(struct iwl_mvm *mvm);
1614 #else
1615 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
1616 {
1617         return 0;
1618 }
1619 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
1620 {
1621 }
1622 static inline void iwl_mvm_leds_sync(struct iwl_mvm *mvm)
1623 {
1624 }
1625 #endif
1626
1627 /* D3 (WoWLAN, NetDetect) */
1628 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
1629 int iwl_mvm_resume(struct ieee80211_hw *hw);
1630 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
1631 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
1632                             struct ieee80211_vif *vif,
1633                             struct cfg80211_gtk_rekey_data *data);
1634 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
1635                               struct ieee80211_vif *vif,
1636                               struct inet6_dev *idev);
1637 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
1638                                      struct ieee80211_vif *vif, int idx);
1639 extern const struct file_operations iwl_dbgfs_d3_test_ops;
1640 #ifdef CONFIG_PM
1641 int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
1642                                      struct ieee80211_vif *vif,
1643                                      bool host_awake,
1644                                      u32 cmd_flags);
1645 void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm,
1646                               struct ieee80211_vif *vif,
1647                               struct iwl_wowlan_status *status);
1648 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
1649                                  struct ieee80211_vif *vif);
1650 #else
1651 static inline int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
1652                                                    struct ieee80211_vif *vif,
1653                                                    bool host_awake,
1654                                                    u32 cmd_flags)
1655 {
1656         return 0;
1657 }
1658
1659 static inline void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm,
1660                                             struct ieee80211_vif *vif,
1661                                             struct iwl_wowlan_status *status)
1662 {
1663 }
1664
1665 static inline void
1666 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1667 {
1668 }
1669 #endif
1670 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
1671                                 struct iwl_wowlan_config_cmd *cmd);
1672 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
1673                                struct ieee80211_vif *vif,
1674                                bool disable_offloading,
1675                                bool offload_ns,
1676                                u32 cmd_flags);
1677
1678 /* D0i3 */
1679 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1680 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1681 int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1682 bool iwl_mvm_ref_taken(struct iwl_mvm *mvm);
1683 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq);
1684 int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode);
1685 int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode);
1686 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm);
1687
1688 /* BT Coex */
1689 int iwl_mvm_send_bt_init_conf(struct iwl_mvm *mvm);
1690 void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
1691                               struct iwl_rx_cmd_buffer *rxb);
1692 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1693                            enum ieee80211_rssi_event_data);
1694 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
1695 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
1696                                 struct ieee80211_sta *sta);
1697 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
1698                                      struct ieee80211_sta *sta);
1699 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant);
1700 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
1701 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
1702                                     enum nl80211_band band);
1703 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
1704                            struct ieee80211_tx_info *info, u8 ac);
1705
1706 /* beacon filtering */
1707 #ifdef CONFIG_IWLWIFI_DEBUGFS
1708 void
1709 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1710                                          struct iwl_beacon_filter_cmd *cmd);
1711 #else
1712 static inline void
1713 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1714                                          struct iwl_beacon_filter_cmd *cmd)
1715 {}
1716 #endif
1717 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
1718                                    struct ieee80211_vif *vif,
1719                                    bool enable, u32 flags);
1720 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
1721                                  struct ieee80211_vif *vif,
1722                                  u32 flags);
1723 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
1724                                   struct ieee80211_vif *vif,
1725                                   u32 flags);
1726 /* SMPS */
1727 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1728                                 enum iwl_mvm_smps_type_request req_type,
1729                                 enum ieee80211_smps_mode smps_request);
1730 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
1731
1732 /* Low latency */
1733 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1734                                bool value);
1735 /* get SystemLowLatencyMode - only needed for beacon threshold? */
1736 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1737 /* get VMACLowLatencyMode */
1738 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1739 {
1740         /*
1741          * should this consider associated/active/... state?
1742          *
1743          * Normally low-latency should only be active on interfaces
1744          * that are active, but at least with debugfs it can also be
1745          * enabled on interfaces that aren't active. However, when
1746          * interface aren't active then they aren't added into the
1747          * binding, so this has no real impact. For now, just return
1748          * the current desired low-latency state.
1749          */
1750         return mvmvif->low_latency_dbgfs ||
1751                mvmvif->low_latency_traffic ||
1752                mvmvif->low_latency_vcmd;
1753 }
1754
1755 /* hw scheduler queue config */
1756 bool iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
1757                         u16 ssn, const struct iwl_trans_txq_scd_cfg *cfg,
1758                         unsigned int wdg_timeout);
1759 int iwl_mvm_tvqm_enable_txq(struct iwl_mvm *mvm, int mac80211_queue,
1760                             u8 sta_id, u8 tid, unsigned int timeout);
1761
1762 int iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
1763                         u8 tid, u8 flags);
1764 int iwl_mvm_find_free_queue(struct iwl_mvm *mvm, u8 sta_id, u8 minq, u8 maxq);
1765
1766 /* Return a bitmask with all the hw supported queues, except for the
1767  * command queue, which can't be flushed.
1768  */
1769 static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm)
1770 {
1771         return ((BIT(mvm->cfg->base_params->num_of_queues) - 1) &
1772                 ~BIT(IWL_MVM_DQA_CMD_QUEUE));
1773 }
1774
1775 static inline void iwl_mvm_stop_device(struct iwl_mvm *mvm)
1776 {
1777         iwl_free_fw_paging(&mvm->fwrt);
1778         clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
1779         iwl_fw_dump_conf_clear(&mvm->fwrt);
1780         iwl_trans_stop_device(mvm->trans);
1781 }
1782
1783 /* Stop/start all mac queues in a given bitmap */
1784 void iwl_mvm_start_mac_queues(struct iwl_mvm *mvm, unsigned long mq);
1785 void iwl_mvm_stop_mac_queues(struct iwl_mvm *mvm, unsigned long mq);
1786
1787 /* Re-configure the SCD for a queue that has already been configured */
1788 int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id,
1789                          int tid, int frame_limit, u16 ssn);
1790
1791 /* Thermal management and CT-kill */
1792 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
1793 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp);
1794 void iwl_mvm_temp_notif(struct iwl_mvm *mvm,
1795                         struct iwl_rx_cmd_buffer *rxb);
1796 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
1797 void iwl_mvm_thermal_initialize(struct iwl_mvm *mvm, u32 min_backoff);
1798 void iwl_mvm_thermal_exit(struct iwl_mvm *mvm);
1799 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
1800 int iwl_mvm_get_temp(struct iwl_mvm *mvm, s32 *temp);
1801 void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1802 void iwl_mvm_enter_ctkill(struct iwl_mvm *mvm);
1803 int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm *mvm);
1804 int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 budget);
1805
1806 /* Location Aware Regulatory */
1807 struct iwl_mcc_update_resp *
1808 iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2,
1809                    enum iwl_mcc_source src_id);
1810 int iwl_mvm_init_mcc(struct iwl_mvm *mvm);
1811 void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm,
1812                                 struct iwl_rx_cmd_buffer *rxb);
1813 struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy,
1814                                                   const char *alpha2,
1815                                                   enum iwl_mcc_source src_id,
1816                                                   bool *changed);
1817 struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm,
1818                                                           bool *changed);
1819 int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm);
1820 void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm);
1821
1822 /* smart fifo */
1823 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1824                       bool added_vif);
1825
1826 /* TDLS */
1827
1828 /*
1829  * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present.
1830  * This TID is marked as used vs the AP and all connected TDLS peers.
1831  */
1832 #define IWL_MVM_TDLS_FW_TID 4
1833
1834 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1835 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm);
1836 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1837                                bool sta_added);
1838 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
1839                                            struct ieee80211_vif *vif);
1840 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw,
1841                                 struct ieee80211_vif *vif,
1842                                 struct ieee80211_sta *sta, u8 oper_class,
1843                                 struct cfg80211_chan_def *chandef,
1844                                 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie);
1845 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw,
1846                                       struct ieee80211_vif *vif,
1847                                       struct ieee80211_tdls_ch_sw_params *params);
1848 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw,
1849                                         struct ieee80211_vif *vif,
1850                                         struct ieee80211_sta *sta);
1851 void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1852 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work);
1853
1854 void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm,
1855                                      struct iwl_mvm_internal_rxq_notif *notif,
1856                                      u32 size);
1857 void iwl_mvm_reorder_timer_expired(struct timer_list *t);
1858 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm);
1859 bool iwl_mvm_is_vif_assoc(struct iwl_mvm *mvm);
1860
1861 void iwl_mvm_inactivity_check(struct iwl_mvm *mvm);
1862
1863 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
1864 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm,
1865                                     struct ieee80211_vif *vif,
1866                                     bool tdls, bool cmd_q);
1867 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1868                              const char *errmsg);
1869 void iwl_mvm_event_frame_timeout_callback(struct iwl_mvm *mvm,
1870                                           struct ieee80211_vif *vif,
1871                                           const struct ieee80211_sta *sta,
1872                                           u16 tid);
1873
1874 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b);
1875 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm);
1876
1877 #endif /* __IWL_MVM_H__ */