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
  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 /* A TimeUnit is 1024 microsecond */
  98 #define MSEC_TO_TU(_msec)       (_msec*1000/1024)
  99
 100 /* For GO, this value represents the number of TUs before CSA "beacon
 101  * 0" TBTT when the CSA time-event needs to be scheduled to start.  It
 102  * must be big enough to ensure that we switch in time.
 103  */
 104 #define IWL_MVM_CHANNEL_SWITCH_TIME_GO          40
 105
 106 /* For client, this value represents the number of TUs before CSA
 107  * "beacon 1" TBTT, instead.  This is because we don't know when the
 108  * GO/AP will be in the new channel, so we switch early enough.
 109  */
 110 #define IWL_MVM_CHANNEL_SWITCH_TIME_CLIENT      10
 111
 112 /*
 113  * This value (in TUs) is used to fine tune the CSA NoA end time which should
 114  * be just before "beacon 0" TBTT.
 115  */
 116 #define IWL_MVM_CHANNEL_SWITCH_MARGIN 4
 117
 118 /*
 119  * Number of beacons to transmit on a new channel until we unblock tx to
 120  * the stations, even if we didn't identify them on a new channel
 121  */
 122 #define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3
 123
 124 /* offchannel queue towards mac80211 */
 125 #define IWL_MVM_OFFCHANNEL_QUEUE 0
 126
 127 extern const struct ieee80211_ops iwl_mvm_hw_ops;
 128
 129 /**
 130  * struct iwl_mvm_mod_params - module parameters for iwlmvm
 131  * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted.
 132  *      We will register to mac80211 to have testmode working. The NIC must not
 133  *      be up'ed after the INIT fw asserted. This is useful to be able to use
 134  *      proprietary tools over testmode to debug the INIT fw.
 135  * @tfd_q_hang_detect: enabled the detection of hung transmit queues
 136  * @power_scheme: one of enum iwl_power_scheme
 137  */
 138 struct iwl_mvm_mod_params {
 139         bool init_dbg;
 140         bool tfd_q_hang_detect;
 141         int power_scheme;
 142 };
 143 extern struct iwl_mvm_mod_params iwlmvm_mod_params;
 144
 145 struct iwl_mvm_phy_ctxt {
 146         u16 id;
 147         u16 color;
 148         u32 ref;
 149
 150         /*
 151          * TODO: This should probably be removed. Currently here only for rate
 152          * scaling algorithm
 153          */
 154         struct ieee80211_channel *channel;
 155 };
 156
 157 struct iwl_mvm_time_event_data {
 158         struct ieee80211_vif *vif;
 159         struct list_head list;
 160         unsigned long end_jiffies;
 161         u32 duration;
 162         bool running;
 163         u32 uid;
 164
 165         /*
 166          * The access to the 'id' field must be done when the
 167          * mvm->time_event_lock is held, as it value is used to indicate
 168          * if the te is in the time event list or not (when id == TE_MAX)
 169          */
 170         u32 id;
 171 };
 172
 173  /* Power management */
 174
 175 /**
 176  * enum iwl_power_scheme
 177  * @IWL_POWER_LEVEL_CAM - Continuously Active Mode
 178  * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default)
 179  * @IWL_POWER_LEVEL_LP  - Low Power
 180  */
 181 enum iwl_power_scheme {
 182         IWL_POWER_SCHEME_CAM = 1,
 183         IWL_POWER_SCHEME_BPS,
 184         IWL_POWER_SCHEME_LP
 185 };
 186
 187 #define IWL_CONN_MAX_LISTEN_INTERVAL    10
 188 #define IWL_UAPSD_MAX_SP                IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL
 189
 190 #ifdef CONFIG_IWLWIFI_DEBUGFS
 191 enum iwl_dbgfs_pm_mask {
 192         MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0),
 193         MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1),
 194         MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2),
 195         MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3),
 196         MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4),
 197         MVM_DEBUGFS_PM_LPRX_ENA = BIT(6),
 198         MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7),
 199         MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8),
 200         MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9),
 201         MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10),
 202 };
 203
 204 struct iwl_dbgfs_pm {
 205         u16 keep_alive_seconds;
 206         u32 rx_data_timeout;
 207         u32 tx_data_timeout;
 208         bool skip_over_dtim;
 209         u8 skip_dtim_periods;
 210         bool lprx_ena;
 211         u32 lprx_rssi_threshold;
 212         bool snooze_ena;
 213         bool uapsd_misbehaving;
 214         bool use_ps_poll;
 215         int mask;
 216 };
 217
 218 /* beacon filtering */
 219
 220 enum iwl_dbgfs_bf_mask {
 221         MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0),
 222         MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1),
 223         MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2),
 224         MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3),
 225         MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4),
 226         MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5),
 227         MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6),
 228         MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7),
 229         MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8),
 230         MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9),
 231         MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10),
 232 };
 233
 234 struct iwl_dbgfs_bf {
 235         u32 bf_energy_delta;
 236         u32 bf_roaming_energy_delta;
 237         u32 bf_roaming_state;
 238         u32 bf_temp_threshold;
 239         u32 bf_temp_fast_filter;
 240         u32 bf_temp_slow_filter;
 241         u32 bf_enable_beacon_filter;
 242         u32 bf_debug_flag;
 243         u32 bf_escape_timer;
 244         u32 ba_escape_timer;
 245         u32 ba_enable_beacon_abort;
 246         int mask;
 247 };
 248 #endif
 249
 250 enum iwl_mvm_smps_type_request {
 251         IWL_MVM_SMPS_REQ_BT_COEX,
 252         IWL_MVM_SMPS_REQ_TT,
 253         IWL_MVM_SMPS_REQ_PROT,
 254         NUM_IWL_MVM_SMPS_REQ,
 255 };
 256
 257 enum iwl_mvm_ref_type {
 258         IWL_MVM_REF_UCODE_DOWN,
 259         IWL_MVM_REF_SCAN,
 260         IWL_MVM_REF_ROC,
 261         IWL_MVM_REF_ROC_AUX,
 262         IWL_MVM_REF_P2P_CLIENT,
 263         IWL_MVM_REF_AP_IBSS,
 264         IWL_MVM_REF_USER,
 265         IWL_MVM_REF_TX,
 266         IWL_MVM_REF_TX_AGG,
 267         IWL_MVM_REF_ADD_IF,
 268         IWL_MVM_REF_START_AP,
 269         IWL_MVM_REF_BSS_CHANGED,
 270         IWL_MVM_REF_PREPARE_TX,
 271         IWL_MVM_REF_PROTECT_TDLS,
 272         IWL_MVM_REF_CHECK_CTKILL,
 273         IWL_MVM_REF_PRPH_READ,
 274         IWL_MVM_REF_PRPH_WRITE,
 275         IWL_MVM_REF_NMI,
 276         IWL_MVM_REF_TM_CMD,
 277         IWL_MVM_REF_EXIT_WORK,
 278         IWL_MVM_REF_PROTECT_CSA,
 279         IWL_MVM_REF_FW_DBG_COLLECT,
 280         IWL_MVM_REF_INIT_UCODE,
 281         IWL_MVM_REF_SENDING_CMD,
 282         IWL_MVM_REF_RX,
 283
 284         /* update debugfs.c when changing this */
 285
 286         IWL_MVM_REF_COUNT,
 287 };
 288
 289 enum iwl_bt_force_ant_mode {
 290         BT_FORCE_ANT_DIS = 0,
 291         BT_FORCE_ANT_AUTO,
 292         BT_FORCE_ANT_BT,
 293         BT_FORCE_ANT_WIFI,
 294
 295         BT_FORCE_ANT_MAX,
 296 };
 297
 298 /**
 299 * struct iwl_mvm_vif_bf_data - beacon filtering related data
 300 * @bf_enabled: indicates if beacon filtering is enabled
 301 * @ba_enabled: indicated if beacon abort is enabled
 302 * @ave_beacon_signal: average beacon signal
 303 * @last_cqm_event: rssi of the last cqm event
 304 * @bt_coex_min_thold: minimum threshold for BT coex
 305 * @bt_coex_max_thold: maximum threshold for BT coex
 306 * @last_bt_coex_event: rssi of the last BT coex event
 307 */
 308 struct iwl_mvm_vif_bf_data {
 309         bool bf_enabled;
 310         bool ba_enabled;
 311         int ave_beacon_signal;
 312         int last_cqm_event;
 313         int bt_coex_min_thold;
 314         int bt_coex_max_thold;
 315         int last_bt_coex_event;
 316 };
 317
 318 /**
 319  * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
 320  * @id: between 0 and 3
 321  * @color: to solve races upon MAC addition and removal
 322  * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
 323  * @bssid: BSSID for this (client) interface
 324  * @associated: indicates that we're currently associated, used only for
 325  *      managing the firmware state in iwl_mvm_bss_info_changed_station()
 326  * @ap_assoc_sta_count: count of stations associated to us - valid only
 327  *      if VIF type is AP
 328  * @uploaded: indicates the MAC context has been added to the device
 329  * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
 330  *      should get quota etc.
 331  * @pm_enabled - Indicate if MAC power management is allowed
 332  * @monitor_active: indicates that monitor context is configured, and that the
 333  *      interface should get quota etc.
 334  * @low_latency_traffic: indicates low latency traffic was detected
 335  * @low_latency_dbgfs: low latency mode set from debugfs
 336  * @low_latency_vcmd: low latency mode set from vendor command
 337  * @ps_disabled: indicates that this interface requires PS to be disabled
 338  * @queue_params: QoS params for this MAC
 339  * @bcast_sta: station used for broadcast packets. Used by the following
 340  *  vifs: P2P_DEVICE, GO and AP.
 341  * @beacon_skb: the skb used to hold the AP/GO beacon template
 342  * @smps_requests: the SMPS requests of different parts of the driver,
 343  *      combined on update to yield the overall request to mac80211.
 344  * @beacon_stats: beacon statistics, containing the # of received beacons,
 345  *      # of received beacons accumulated over FW restart, and the current
 346  *      average signal of beacons retrieved from the firmware
 347  * @csa_failed: CSA failed to schedule time event, report an error later
 348  * @features: hw features active for this vif
 349  */
 350 struct iwl_mvm_vif {
 351         struct iwl_mvm *mvm;
 352         u16 id;
 353         u16 color;
 354         u8 ap_sta_id;
 355
 356         u8 bssid[ETH_ALEN];
 357         bool associated;
 358         u8 ap_assoc_sta_count;
 359
 360         u16 cab_queue;
 361
 362         bool uploaded;
 363         bool ap_ibss_active;
 364         bool pm_enabled;
 365         bool monitor_active;
 366         bool low_latency_traffic, low_latency_dbgfs, low_latency_vcmd;
 367         bool ps_disabled;
 368         struct iwl_mvm_vif_bf_data bf_data;
 369
 370         struct {
 371                 u32 num_beacons, accu_num_beacons;
 372                 u8 avg_signal;
 373         } beacon_stats;
 374
 375         u32 ap_beacon_time;
 376
 377         enum iwl_tsf_id tsf_id;
 378
 379         /*
 380          * QoS data from mac80211, need to store this here
 381          * as mac80211 has a separate callback but we need
 382          * to have the data for the MAC context
 383          */
 384         struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
 385         struct iwl_mvm_time_event_data time_event_data;
 386         struct iwl_mvm_time_event_data hs_time_event_data;
 387
 388         struct iwl_mvm_int_sta bcast_sta;
 389         struct iwl_mvm_int_sta mcast_sta;
 390
 391         /*
 392          * Assigned while mac80211 has the interface in a channel context,
 393          * or, for P2P Device, while it exists.
 394          */
 395         struct iwl_mvm_phy_ctxt *phy_ctxt;
 396
 397 #ifdef CONFIG_PM
 398         /* WoWLAN GTK rekey data */
 399         struct {
 400                 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
 401                 __le64 replay_ctr;
 402                 bool valid;
 403         } rekey_data;
 404
 405         int tx_key_idx;
 406
 407         bool seqno_valid;
 408         u16 seqno;
 409 #endif
 410
 411 #if IS_ENABLED(CONFIG_IPV6)
 412         /* IPv6 addresses for WoWLAN */
 413         struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
 414         unsigned long tentative_addrs[BITS_TO_LONGS(IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX)];
 415         int num_target_ipv6_addrs;
 416 #endif
 417
 418 #ifdef CONFIG_IWLWIFI_DEBUGFS
 419         struct dentry *dbgfs_dir;
 420         struct dentry *dbgfs_slink;
 421         struct iwl_dbgfs_pm dbgfs_pm;
 422         struct iwl_dbgfs_bf dbgfs_bf;
 423         struct iwl_mac_power_cmd mac_pwr_cmd;
 424         int dbgfs_quota_min;
 425 #endif
 426
 427         enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
 428
 429         /* FW identified misbehaving AP */
 430         u8 uapsd_misbehaving_bssid[ETH_ALEN];
 431
 432         /* Indicates that CSA countdown may be started */
 433         bool csa_countdown;
 434         bool csa_failed;
 435         u16 csa_target_freq;
 436
 437         /* TCP Checksum Offload */
 438         netdev_features_t features;
 439
 440         /*
 441          * link quality measurement - used to check whether this interface
 442          * is in the middle of a link quality measurement
 443          */
 444         bool lqm_active;
 445 };
 446
 447 static inline struct iwl_mvm_vif *
 448 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
 449 {
 450         if (!vif)
 451                 return NULL;
 452         return (void *)vif->drv_priv;
 453 }
 454
 455 extern const u8 tid_to_mac80211_ac[];
 456
 457 #define IWL_MVM_SCAN_STOPPING_SHIFT     8
 458
 459 enum iwl_scan_status {
 460         IWL_MVM_SCAN_REGULAR            = BIT(0),
 461         IWL_MVM_SCAN_SCHED              = BIT(1),
 462         IWL_MVM_SCAN_NETDETECT          = BIT(2),
 463
 464         IWL_MVM_SCAN_STOPPING_REGULAR   = BIT(8),
 465         IWL_MVM_SCAN_STOPPING_SCHED     = BIT(9),
 466         IWL_MVM_SCAN_STOPPING_NETDETECT = BIT(10),
 467
 468         IWL_MVM_SCAN_REGULAR_MASK       = IWL_MVM_SCAN_REGULAR |
 469                                           IWL_MVM_SCAN_STOPPING_REGULAR,
 470         IWL_MVM_SCAN_SCHED_MASK         = IWL_MVM_SCAN_SCHED |
 471                                           IWL_MVM_SCAN_STOPPING_SCHED,
 472         IWL_MVM_SCAN_NETDETECT_MASK     = IWL_MVM_SCAN_NETDETECT |
 473                                           IWL_MVM_SCAN_STOPPING_NETDETECT,
 474
 475         IWL_MVM_SCAN_STOPPING_MASK      = 0xff << IWL_MVM_SCAN_STOPPING_SHIFT,
 476         IWL_MVM_SCAN_MASK               = 0xff,
 477 };
 478
 479 enum iwl_mvm_scan_type {
 480         IWL_SCAN_TYPE_NOT_SET,
 481         IWL_SCAN_TYPE_UNASSOC,
 482         IWL_SCAN_TYPE_WILD,
 483         IWL_SCAN_TYPE_MILD,
 484         IWL_SCAN_TYPE_FRAGMENTED,
 485 };
 486
 487 enum iwl_mvm_sched_scan_pass_all_states {
 488         SCHED_SCAN_PASS_ALL_DISABLED,
 489         SCHED_SCAN_PASS_ALL_ENABLED,
 490         SCHED_SCAN_PASS_ALL_FOUND,
 491 };
 492
 493 /**
 494  * struct iwl_nvm_section - describes an NVM section in memory.
 495  *
 496  * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
 497  * and saved for later use by the driver. Not all NVM sections are saved
 498  * this way, only the needed ones.
 499  */
 500 struct iwl_nvm_section {
 501         u16 length;
 502         const u8 *data;
 503 };
 504
 505 /**
 506  * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
 507  * @ct_kill_exit: worker to exit thermal kill
 508  * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
 509  * @tx_backoff: The current thremal throttling tx backoff in uSec.
 510  * @min_backoff: The minimal tx backoff due to power restrictions
 511  * @params: Parameters to configure the thermal throttling algorithm.
 512  * @throttle: Is thermal throttling is active?
 513  */
 514 struct iwl_mvm_tt_mgmt {
 515         struct delayed_work ct_kill_exit;
 516         bool dynamic_smps;
 517         u32 tx_backoff;
 518         u32 min_backoff;
 519         struct iwl_tt_params params;
 520         bool throttle;
 521 };
 522
 523 #ifdef CONFIG_THERMAL
 524 /**
 525  *struct iwl_mvm_thermal_device - thermal zone related data
 526  * @temp_trips: temperature thresholds for report
 527  * @fw_trips_index: keep indexes to original array - temp_trips
 528  * @tzone: thermal zone device data
 529 */
 530 struct iwl_mvm_thermal_device {
 531         s16 temp_trips[IWL_MAX_DTS_TRIPS];
 532         u8 fw_trips_index[IWL_MAX_DTS_TRIPS];
 533         struct thermal_zone_device *tzone;
 534 };
 535
 536 /*
 537  * struct iwl_mvm_cooling_device
 538  * @cur_state: current state
 539  * @cdev: struct thermal cooling device
 540  */
 541 struct iwl_mvm_cooling_device {
 542         u32 cur_state;
 543         struct thermal_cooling_device *cdev;
 544 };
 545 #endif
 546
 547 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
 548
 549 struct iwl_mvm_frame_stats {
 550         u32 legacy_frames;
 551         u32 ht_frames;
 552         u32 vht_frames;
 553         u32 bw_20_frames;
 554         u32 bw_40_frames;
 555         u32 bw_80_frames;
 556         u32 bw_160_frames;
 557         u32 sgi_frames;
 558         u32 ngi_frames;
 559         u32 siso_frames;
 560         u32 mimo2_frames;
 561         u32 agg_frames;
 562         u32 ampdu_count;
 563         u32 success_frames;
 564         u32 fail_frames;
 565         u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
 566         int last_frame_idx;
 567 };
 568
 569 enum {
 570         D0I3_DEFER_WAKEUP,
 571         D0I3_PENDING_WAKEUP,
 572 };
 573
 574 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff
 575 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100
 576 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200
 577
 578 enum iwl_mvm_tdls_cs_state {
 579         IWL_MVM_TDLS_SW_IDLE = 0,
 580         IWL_MVM_TDLS_SW_REQ_SENT,
 581         IWL_MVM_TDLS_SW_RESP_RCVD,
 582         IWL_MVM_TDLS_SW_REQ_RCVD,
 583         IWL_MVM_TDLS_SW_ACTIVE,
 584 };
 585
 586 /**
 587  * struct iwl_mvm_reorder_buffer - per ra/tid/queue reorder buffer
 588  * @head_sn: reorder window head sn
 589  * @num_stored: number of mpdus stored in the buffer
 590  * @buf_size: the reorder buffer size as set by the last addba request
 591  * @sta_id: sta id of this reorder buffer
 592  * @queue: queue of this reorder buffer
 593  * @last_amsdu: track last ASMDU SN for duplication detection
 594  * @last_sub_index: track ASMDU sub frame index for duplication detection
 595  * @entries: list of skbs stored
 596  * @reorder_time: time the packet was stored in the reorder buffer
 597  * @reorder_timer: timer for frames are in the reorder buffer. For AMSDU
 598  *      it is the time of last received sub-frame
 599  * @removed: prevent timer re-arming
 600  * @valid: reordering is valid for this queue
 601  * @lock: protect reorder buffer internal state
 602  * @mvm: mvm pointer, needed for frame timer context
 603  */
 604 struct iwl_mvm_reorder_buffer {
 605         u16 head_sn;
 606         u16 num_stored;
 607         u8 buf_size;
 608         u8 sta_id;
 609         int queue;
 610         u16 last_amsdu;
 611         u8 last_sub_index;
 612         struct sk_buff_head entries[IEEE80211_MAX_AMPDU_BUF];
 613         unsigned long reorder_time[IEEE80211_MAX_AMPDU_BUF];
 614         struct timer_list reorder_timer;
 615         bool removed;
 616         bool valid;
 617         spinlock_t lock;
 618         struct iwl_mvm *mvm;
 619 } ____cacheline_aligned_in_smp;
 620
 621 /**
 622  * struct iwl_mvm_baid_data - BA session data
 623  * @sta_id: station id
 624  * @tid: tid of the session
 625  * @baid baid of the session
 626  * @timeout: the timeout set in the addba request
 627  * @last_rx: last rx jiffies, updated only if timeout passed from last update
 628  * @session_timer: timer to check if BA session expired, runs at 2 * timeout
 629  * @mvm: mvm pointer, needed for timer context
 630  * @reorder_buf: reorder buffer, allocated per queue
 631  */
 632 struct iwl_mvm_baid_data {
 633         struct rcu_head rcu_head;
 634         u8 sta_id;
 635         u8 tid;
 636         u8 baid;
 637         u16 timeout;
 638         unsigned long last_rx;
 639         struct timer_list session_timer;
 640         struct iwl_mvm *mvm;
 641         struct iwl_mvm_reorder_buffer reorder_buf[];
 642 };
 643
 644 /*
 645  * enum iwl_mvm_queue_status - queue status
 646  * @IWL_MVM_QUEUE_FREE: the queue is not allocated nor reserved
 647  *      Basically, this means that this queue can be used for any purpose
 648  * @IWL_MVM_QUEUE_RESERVED: queue is reserved but not yet in use
 649  *      This is the state of a queue that has been dedicated for some RATID
 650  *      (agg'd or not), but that hasn't yet gone through the actual enablement
 651  *      of iwl_mvm_enable_txq(), and therefore no traffic can go through it yet.
 652  *      Note that in this state there is no requirement to already know what TID
 653  *      should be used with this queue, it is just marked as a queue that will
 654  *      be used, and shouldn't be allocated to anyone else.
 655  * @IWL_MVM_QUEUE_READY: queue is ready to be used
 656  *      This is the state of a queue that has been fully configured (including
 657  *      SCD pointers, etc), has a specific RA/TID assigned to it, and can be
 658  *      used to send traffic.
 659  * @IWL_MVM_QUEUE_SHARED: queue is shared, or in a process of becoming shared
 660  *      This is a state in which a single queue serves more than one TID, all of
 661  *      which are not aggregated. Note that the queue is only associated to one
 662  *      RA.
 663  * @IWL_MVM_QUEUE_INACTIVE: queue is allocated but no traffic on it
 664  *      This is a state of a queue that has had traffic on it, but during the
 665  *      last %IWL_MVM_DQA_QUEUE_TIMEOUT time period there has been no traffic on
 666  *      it. In this state, when a new queue is needed to be allocated but no
 667  *      such free queue exists, an inactive queue might be freed and given to
 668  *      the new RA/TID.
 669  * @IWL_MVM_QUEUE_RECONFIGURING: queue is being reconfigured
 670  *      This is the state of a queue that has had traffic pass through it, but
 671  *      needs to be reconfigured for some reason, e.g. the queue needs to
 672  *      become unshared and aggregations re-enabled on.
 673  */
 674 enum iwl_mvm_queue_status {
 675         IWL_MVM_QUEUE_FREE,
 676         IWL_MVM_QUEUE_RESERVED,
 677         IWL_MVM_QUEUE_READY,
 678         IWL_MVM_QUEUE_SHARED,
 679         IWL_MVM_QUEUE_INACTIVE,
 680         IWL_MVM_QUEUE_RECONFIGURING,
 681 };
 682
 683 #define IWL_MVM_DQA_QUEUE_TIMEOUT       (5 * HZ)
 684 #define IWL_MVM_INVALID_QUEUE           0xFFFF
 685
 686 #define IWL_MVM_NUM_CIPHERS             10
 687
 688 #ifdef CONFIG_ACPI
 689 #define IWL_MVM_SAR_TABLE_SIZE          10
 690 #define IWL_MVM_SAR_PROFILE_NUM         4
 691 #define IWL_MVM_GEO_TABLE_SIZE          6
 692
 693 struct iwl_mvm_sar_profile {
 694         bool enabled;
 695         u8 table[IWL_MVM_SAR_TABLE_SIZE];
 696 };
 697
 698 struct iwl_mvm_geo_profile {
 699         u8 values[IWL_MVM_GEO_TABLE_SIZE];
 700 };
 701 #endif
 702
 703 struct iwl_mvm {
 704         /* for logger access */
 705         struct device *dev;
 706
 707         struct iwl_trans *trans;
 708         const struct iwl_fw *fw;
 709         const struct iwl_cfg *cfg;
 710         struct iwl_phy_db *phy_db;
 711         struct ieee80211_hw *hw;
 712
 713         /* for protecting access to iwl_mvm */
 714         struct mutex mutex;
 715         struct list_head async_handlers_list;
 716         spinlock_t async_handlers_lock;
 717         struct work_struct async_handlers_wk;
 718
 719         struct work_struct roc_done_wk;
 720
 721         unsigned long init_status;
 722
 723         unsigned long status;
 724
 725         u32 queue_sync_cookie;
 726         atomic_t queue_sync_counter;
 727         /*
 728          * for beacon filtering -
 729          * currently only one interface can be supported
 730          */
 731         struct iwl_mvm_vif *bf_allowed_vif;
 732
 733         bool hw_registered;
 734         bool calibrating;
 735         u32 error_event_table[2];
 736         u32 log_event_table;
 737         u32 umac_error_event_table;
 738         bool support_umac_log;
 739         struct iwl_sf_region sf_space;
 740
 741         u32 ampdu_ref;
 742         bool ampdu_toggle;
 743
 744         struct iwl_notif_wait_data notif_wait;
 745
 746         union {
 747                 struct mvm_statistics_rx_v3 rx_stats_v3;
 748                 struct mvm_statistics_rx rx_stats;
 749         };
 750
 751         struct {
 752                 u64 rx_time;
 753                 u64 tx_time;
 754                 u64 on_time_rf;
 755                 u64 on_time_scan;
 756         } radio_stats, accu_radio_stats;
 757
 758         u16 hw_queue_to_mac80211[IWL_MAX_TVQM_QUEUES];
 759
 760         struct {
 761                 u8 hw_queue_refcount;
 762                 u8 ra_sta_id; /* The RA this queue is mapped to, if exists */
 763                 bool reserved; /* Is this the TXQ reserved for a STA */
 764                 u8 mac80211_ac; /* The mac80211 AC this queue is mapped to */
 765                 u8 txq_tid; /* The TID "owner" of this queue*/
 766                 u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */
 767                 /* Timestamp for inactivation per TID of this queue */
 768                 unsigned long last_frame_time[IWL_MAX_TID_COUNT + 1];
 769                 enum iwl_mvm_queue_status status;
 770         } queue_info[IWL_MAX_HW_QUEUES];
 771         spinlock_t queue_info_lock; /* For syncing queue mgmt operations */
 772         struct work_struct add_stream_wk; /* To add streams to queues */
 773
 774         atomic_t mac80211_queue_stop_count[IEEE80211_MAX_QUEUES];
 775
 776         const char *nvm_file_name;
 777         struct iwl_nvm_data *nvm_data;
 778         /* NVM sections */
 779         struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
 780
 781         struct iwl_fw_runtime fwrt;
 782
 783         /* EEPROM MAC addresses */
 784         struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
 785
 786         /* data related to data path */
 787         struct iwl_rx_phy_info last_phy_info;
 788         struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
 789         unsigned long sta_deferred_frames[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
 790         u8 rx_ba_sessions;
 791
 792         /* configured by mac80211 */
 793         u32 rts_threshold;
 794
 795         /* Scan status, cmd (pre-allocated) and auxiliary station */
 796         unsigned int scan_status;
 797         void *scan_cmd;
 798         struct iwl_mcast_filter_cmd *mcast_filter_cmd;
 799         enum iwl_mvm_scan_type scan_type;
 800         enum iwl_mvm_sched_scan_pass_all_states sched_scan_pass_all;
 801         struct delayed_work scan_timeout_dwork;
 802
 803         /* max number of simultaneous scans the FW supports */
 804         unsigned int max_scans;
 805
 806         /* UMAC scan tracking */
 807         u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS];
 808
 809         /* start time of last scan in TSF of the mac that requested the scan */
 810         u64 scan_start;
 811
 812         /* the vif that requested the current scan */
 813         struct iwl_mvm_vif *scan_vif;
 814
 815         /* rx chain antennas set through debugfs for the scan command */
 816         u8 scan_rx_ant;
 817
 818 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
 819         /* broadcast filters to configure for each associated station */
 820         const struct iwl_fw_bcast_filter *bcast_filters;
 821 #ifdef CONFIG_IWLWIFI_DEBUGFS
 822         struct {
 823                 bool override;
 824                 struct iwl_bcast_filter_cmd cmd;
 825         } dbgfs_bcast_filtering;
 826 #endif
 827 #endif
 828
 829         /* Internal station */
 830         struct iwl_mvm_int_sta aux_sta;
 831         struct iwl_mvm_int_sta snif_sta;
 832
 833         bool last_ebs_successful;
 834
 835         u8 scan_last_antenna_idx; /* to toggle TX between antennas */
 836         u8 mgmt_last_antenna_idx;
 837
 838         /* last smart fifo state that was successfully sent to firmware */
 839         enum iwl_sf_state sf_state;
 840
 841 #ifdef CONFIG_IWLWIFI_DEBUGFS
 842         struct dentry *debugfs_dir;
 843         u32 dbgfs_sram_offset, dbgfs_sram_len;
 844         u32 dbgfs_prph_reg_addr;
 845         bool disable_power_off;
 846         bool disable_power_off_d3;
 847
 848         bool scan_iter_notif_enabled;
 849
 850         struct debugfs_blob_wrapper nvm_hw_blob;
 851         struct debugfs_blob_wrapper nvm_sw_blob;
 852         struct debugfs_blob_wrapper nvm_calib_blob;
 853         struct debugfs_blob_wrapper nvm_prod_blob;
 854         struct debugfs_blob_wrapper nvm_phy_sku_blob;
 855
 856         struct iwl_mvm_frame_stats drv_rx_stats;
 857         spinlock_t drv_stats_lock;
 858         u16 dbgfs_rx_phyinfo;
 859 #endif
 860
 861         struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
 862
 863         struct list_head time_event_list;
 864         spinlock_t time_event_lock;
 865
 866         /*
 867          * A bitmap indicating the index of the key in use. The firmware
 868          * can hold 16 keys at most. Reflect this fact.
 869          */
 870         unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
 871         u8 fw_key_deleted[STA_KEY_MAX_NUM];
 872
 873         /* references taken by the driver and spinlock protecting them */
 874         spinlock_t refs_lock;
 875         u8 refs[IWL_MVM_REF_COUNT];
 876
 877         u8 vif_count;
 878
 879         /* -1 for always, 0 for never, >0 for that many times */
 880         s8 fw_restart;
 881
 882 #ifdef CONFIG_IWLWIFI_LEDS
 883         struct led_classdev led;
 884 #endif
 885
 886         struct ieee80211_vif *p2p_device_vif;
 887
 888 #ifdef CONFIG_PM
 889         struct wiphy_wowlan_support wowlan;
 890         int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
 891
 892         /* sched scan settings for net detect */
 893         struct ieee80211_scan_ies nd_ies;
 894         struct cfg80211_match_set *nd_match_sets;
 895         int n_nd_match_sets;
 896         struct ieee80211_channel **nd_channels;
 897         int n_nd_channels;
 898         bool net_detect;
 899 #ifdef CONFIG_IWLWIFI_DEBUGFS
 900         bool d3_wake_sysassert;
 901         bool d3_test_active;
 902         bool store_d3_resume_sram;
 903         void *d3_resume_sram;
 904         u32 d3_test_pme_ptr;
 905         struct ieee80211_vif *keep_vif;
 906         u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */
 907 #endif
 908 #endif
 909
 910         /* d0i3 */
 911         u8 d0i3_ap_sta_id;
 912         bool d0i3_offloading;
 913         struct work_struct d0i3_exit_work;
 914         struct sk_buff_head d0i3_tx;
 915         /* protect d0i3_suspend_flags */
 916         struct mutex d0i3_suspend_mutex;
 917         unsigned long d0i3_suspend_flags;
 918         /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
 919         spinlock_t d0i3_tx_lock;
 920         wait_queue_head_t d0i3_exit_waitq;
 921         wait_queue_head_t rx_sync_waitq;
 922
 923         /* BT-Coex */
 924         struct iwl_bt_coex_profile_notif last_bt_notif;
 925         struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
 926
 927         u8 bt_tx_prio;
 928         enum iwl_bt_force_ant_mode bt_force_ant_mode;
 929
 930         /* Aux ROC */
 931         struct list_head aux_roc_te_list;
 932
 933         /* Thermal Throttling and CTkill */
 934         struct iwl_mvm_tt_mgmt thermal_throttle;
 935 #ifdef CONFIG_THERMAL
 936         struct iwl_mvm_thermal_device tz_device;
 937         struct iwl_mvm_cooling_device cooling_dev;
 938 #endif
 939
 940         s32 temperature;        /* Celsius */
 941         /*
 942          * Debug option to set the NIC temperature. This option makes the
 943          * driver think this is the actual NIC temperature, and ignore the
 944          * real temperature that is received from the fw
 945          */
 946         bool temperature_test;  /* Debug test temperature is enabled */
 947
 948         struct iwl_time_quota_cmd last_quota_cmd;
 949
 950 #ifdef CONFIG_NL80211_TESTMODE
 951         u32 noa_duration;
 952         struct ieee80211_vif *noa_vif;
 953 #endif
 954
 955         /* Tx queues */
 956         u16 aux_queue;
 957         u16 probe_queue;
 958         u16 p2p_dev_queue;
 959
 960         /* Indicate if device power save is allowed */
 961         u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
 962         unsigned int max_amsdu_len; /* used for debugfs only */
 963
 964         struct ieee80211_vif __rcu *csa_vif;
 965         struct ieee80211_vif __rcu *csa_tx_blocked_vif;
 966         u8 csa_tx_block_bcn_timeout;
 967
 968         /* system time of last beacon (for AP/GO interface) */
 969         u32 ap_last_beacon_gp2;
 970
 971         /* indicates that we transmitted the last beacon */
 972         bool ibss_manager;
 973
 974         bool lar_regdom_set;
 975         enum iwl_mcc_source mcc_src;
 976
 977         /* TDLS channel switch data */
 978         struct {
 979                 struct delayed_work dwork;
 980                 enum iwl_mvm_tdls_cs_state state;
 981
 982                 /*
 983                  * Current cs sta - might be different from periodic cs peer
 984                  * station. Value is meaningless when the cs-state is idle.
 985                  */
 986                 u8 cur_sta_id;
 987
 988                 /* TDLS periodic channel-switch peer */
 989                 struct {
 990                         u8 sta_id;
 991                         u8 op_class;
 992                         bool initiator; /* are we the link initiator */
 993                         struct cfg80211_chan_def chandef;
 994                         struct sk_buff *skb; /* ch sw template */
 995                         u32 ch_sw_tm_ie;
 996
 997                         /* timestamp of last ch-sw request sent (GP2 time) */
 998                         u32 sent_timestamp;
 999                 } peer;
1000         } tdls_cs;
1001
1002
1003         u32 ciphers[IWL_MVM_NUM_CIPHERS];
1004         struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS];
1005         struct iwl_mvm_tof_data tof_data;
1006
1007         struct ieee80211_vif *nan_vif;
1008 #define IWL_MAX_BAID    32
1009         struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID];
1010
1011         /*
1012          * Drop beacons from other APs in AP mode when there are no connected
1013          * clients.
1014          */
1015         bool drop_bcn_ap_mode;
1016
1017         struct delayed_work cs_tx_unblock_dwork;
1018 #ifdef CONFIG_ACPI
1019         struct iwl_mvm_sar_profile sar_profiles[IWL_MVM_SAR_PROFILE_NUM];
1020         struct iwl_mvm_geo_profile geo_profiles[IWL_NUM_GEO_PROFILES];
1021 #endif
1022 };
1023
1024 /* Extract MVM priv from op_mode and _hw */
1025 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode)               \
1026         ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
1027
1028 #define IWL_MAC80211_GET_MVM(_hw)                       \
1029         IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
1030
1031 /**
1032  * enum iwl_mvm_status - MVM status bits
1033  * @IWL_MVM_STATUS_HW_RFKILL: HW RF-kill is asserted
1034  * @IWL_MVM_STATUS_HW_CTKILL: CT-kill is active
1035  * @IWL_MVM_STATUS_ROC_RUNNING: remain-on-channel is running
1036  * @IWL_MVM_STATUS_HW_RESTART_REQUESTED: HW restart was requested
1037  * @IWL_MVM_STATUS_IN_HW_RESTART: HW restart is active
1038  * @IWL_MVM_STATUS_IN_D0I3: NIC is in D0i3
1039  * @IWL_MVM_STATUS_ROC_AUX_RUNNING: AUX remain-on-channel is running
1040  * @IWL_MVM_STATUS_D3_RECONFIG: D3 reconfiguration is being done
1041  * @IWL_MVM_STATUS_FIRMWARE_RUNNING: firmware is running
1042  */
1043 enum iwl_mvm_status {
1044         IWL_MVM_STATUS_HW_RFKILL,
1045         IWL_MVM_STATUS_HW_CTKILL,
1046         IWL_MVM_STATUS_ROC_RUNNING,
1047         IWL_MVM_STATUS_HW_RESTART_REQUESTED,
1048         IWL_MVM_STATUS_IN_HW_RESTART,
1049         IWL_MVM_STATUS_IN_D0I3,
1050         IWL_MVM_STATUS_ROC_AUX_RUNNING,
1051         IWL_MVM_STATUS_D3_RECONFIG,
1052         IWL_MVM_STATUS_FIRMWARE_RUNNING,
1053 };
1054
1055 /* Keep track of completed init configuration */
1056 enum iwl_mvm_init_status {
1057         IWL_MVM_INIT_STATUS_THERMAL_INIT_COMPLETE = BIT(0),
1058         IWL_MVM_INIT_STATUS_LEDS_INIT_COMPLETE = BIT(1),
1059         IWL_MVM_INIT_STATUS_REG_HW_INIT_COMPLETE = BIT(2),
1060         IWL_MVM_INIT_STATUS_TOF_INIT_COMPLETE = BIT(3),
1061 };
1062
1063 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
1064 {
1065         return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
1066                test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
1067 }
1068
1069 static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm)
1070 {
1071         return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status);
1072 }
1073
1074 static inline bool iwl_mvm_firmware_running(struct iwl_mvm *mvm)
1075 {
1076         return test_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
1077 }
1078
1079 /* Must be called with rcu_read_lock() held and it can only be
1080  * released when mvmsta is not needed anymore.
1081  */
1082 static inline struct iwl_mvm_sta *
1083 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id)
1084 {
1085         struct ieee80211_sta *sta;
1086
1087         if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
1088                 return NULL;
1089
1090         sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
1091
1092         /* This can happen if the station has been removed right now */
1093         if (IS_ERR_OR_NULL(sta))
1094                 return NULL;
1095
1096         return iwl_mvm_sta_from_mac80211(sta);
1097 }
1098
1099 static inline struct iwl_mvm_sta *
1100 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
1101 {
1102         struct ieee80211_sta *sta;
1103
1104         if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
1105                 return NULL;
1106
1107         sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
1108                                         lockdep_is_held(&mvm->mutex));
1109
1110         /* This can happen if the station has been removed right now */
1111         if (IS_ERR_OR_NULL(sta))
1112                 return NULL;
1113
1114         return iwl_mvm_sta_from_mac80211(sta);
1115 }
1116
1117 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
1118 {
1119         return !iwlwifi_mod_params.d0i3_disable &&
1120                 fw_has_capa(&mvm->fw->ucode_capa,
1121                             IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
1122 }
1123
1124 static inline bool iwl_mvm_enter_d0i3_on_suspend(struct iwl_mvm *mvm)
1125 {
1126         /* For now we only use this mode to differentiate between
1127          * slave transports, which handle D0i3 entry in suspend by
1128          * themselves in conjunction with runtime PM D0i3.  So, this
1129          * function is used to check whether we need to do anything
1130          * when entering suspend or if the transport layer has already
1131          * done it.
1132          */
1133         return (mvm->trans->system_pm_mode == IWL_PLAT_PM_MODE_D0I3) &&
1134                 (mvm->trans->runtime_pm_mode != IWL_PLAT_PM_MODE_D0I3);
1135 }
1136
1137 static inline bool iwl_mvm_is_dqa_data_queue(struct iwl_mvm *mvm, u8 queue)
1138 {
1139         return (queue >= IWL_MVM_DQA_MIN_DATA_QUEUE) &&
1140                (queue <= IWL_MVM_DQA_MAX_DATA_QUEUE);
1141 }
1142
1143 static inline bool iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm *mvm, u8 queue)
1144 {
1145         return (queue >= IWL_MVM_DQA_MIN_MGMT_QUEUE) &&
1146                (queue <= IWL_MVM_DQA_MAX_MGMT_QUEUE);
1147 }
1148
1149 static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm)
1150 {
1151         bool nvm_lar = mvm->nvm_data->lar_enabled;
1152         bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa,
1153                                    IWL_UCODE_TLV_CAPA_LAR_SUPPORT);
1154
1155         if (iwlwifi_mod_params.lar_disable)
1156                 return false;
1157
1158         /*
1159          * Enable LAR only if it is supported by the FW (TLV) &&
1160          * enabled in the NVM
1161          */
1162         if (mvm->cfg->ext_nvm)
1163                 return nvm_lar && tlv_lar;
1164         else
1165                 return tlv_lar;
1166 }
1167
1168 static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm)
1169 {
1170         return fw_has_api(&mvm->fw->ucode_capa,
1171                           IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) ||
1172                fw_has_capa(&mvm->fw->ucode_capa,
1173                            IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC);
1174 }
1175
1176 static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm)
1177 {
1178         return fw_has_capa(&mvm->fw->ucode_capa,
1179                            IWL_UCODE_TLV_CAPA_BT_COEX_RRC) &&
1180                 IWL_MVM_BT_COEX_RRC;
1181 }
1182
1183 static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm)
1184 {
1185         return fw_has_capa(&mvm->fw->ucode_capa,
1186                            IWL_UCODE_TLV_CAPA_CSUM_SUPPORT) &&
1187                !IWL_MVM_HW_CSUM_DISABLE;
1188 }
1189
1190 static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm)
1191 {
1192         return fw_has_capa(&mvm->fw->ucode_capa,
1193                            IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) &&
1194                 IWL_MVM_BT_COEX_MPLUT;
1195 }
1196
1197 static inline
1198 bool iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm *mvm)
1199 {
1200         return fw_has_capa(&mvm->fw->ucode_capa,
1201                            IWL_UCODE_TLV_CAPA_P2P_SCM_UAPSD) &&
1202                 !(iwlwifi_mod_params.uapsd_disable &
1203                   IWL_DISABLE_UAPSD_P2P_CLIENT);
1204 }
1205
1206 static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm)
1207 {
1208         return fw_has_capa(&mvm->fw->ucode_capa,
1209                            IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT);
1210 }
1211
1212 static inline bool iwl_mvm_has_new_tx_api(struct iwl_mvm *mvm)
1213 {
1214         /* TODO - replace with TLV once defined */
1215         return mvm->trans->cfg->use_tfh;
1216 }
1217
1218 static inline bool iwl_mvm_has_unified_ucode(struct iwl_mvm *mvm)
1219 {
1220         /* TODO - better define this */
1221         return mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_A000;
1222 }
1223
1224 static inline bool iwl_mvm_is_cdb_supported(struct iwl_mvm *mvm)
1225 {
1226         /*
1227          * TODO:
1228          * The issue of how to determine CDB APIs and usage is still not fully
1229          * defined.
1230          * There is a compilation for CDB and non-CDB FW, but there may
1231          * be also runtime check.
1232          * For now there is a TLV for checking compilation mode, but a
1233          * runtime check will also have to be here - once defined.
1234          */
1235         return fw_has_capa(&mvm->fw->ucode_capa,
1236                            IWL_UCODE_TLV_CAPA_CDB_SUPPORT);
1237 }
1238
1239 static inline bool iwl_mvm_has_new_rx_stats_api(struct iwl_mvm *mvm)
1240 {
1241         return fw_has_api(&mvm->fw->ucode_capa,
1242                           IWL_UCODE_TLV_API_NEW_RX_STATS);
1243 }
1244
1245 static inline bool iwl_mvm_has_new_ats_coex_api(struct iwl_mvm *mvm)
1246 {
1247         return fw_has_api(&mvm->fw->ucode_capa,
1248                           IWL_UCODE_TLV_API_COEX_ATS_EXTERNAL);
1249 }
1250
1251 static inline struct agg_tx_status *
1252 iwl_mvm_get_agg_status(struct iwl_mvm *mvm, void *tx_resp)
1253 {
1254         if (iwl_mvm_has_new_tx_api(mvm))
1255                 return &((struct iwl_mvm_tx_resp *)tx_resp)->status;
1256         else
1257                 return ((struct iwl_mvm_tx_resp_v3 *)tx_resp)->status;
1258 }
1259
1260 static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm)
1261 {
1262 #ifdef CONFIG_THERMAL
1263         /* these two TLV are redundant since the responsibility to CT-kill by
1264          * FW happens only after we send at least one command of
1265          * temperature THs report.
1266          */
1267         return fw_has_capa(&mvm->fw->ucode_capa,
1268                            IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) &&
1269                fw_has_capa(&mvm->fw->ucode_capa,
1270                            IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT);
1271 #else /* CONFIG_THERMAL */
1272         return false;
1273 #endif /* CONFIG_THERMAL */
1274 }
1275
1276 static inline bool iwl_mvm_is_ctdp_supported(struct iwl_mvm *mvm)
1277 {
1278         return fw_has_capa(&mvm->fw->ucode_capa,
1279                            IWL_UCODE_TLV_CAPA_CTDP_SUPPORT);
1280 }
1281
1282 extern const u8 iwl_mvm_ac_to_tx_fifo[];
1283 extern const u8 iwl_mvm_ac_to_gen2_tx_fifo[];
1284
1285 static inline u8 iwl_mvm_mac_ac_to_tx_fifo(struct iwl_mvm *mvm,
1286                                            enum ieee80211_ac_numbers ac)
1287 {
1288         return iwl_mvm_has_new_tx_api(mvm) ?
1289                 iwl_mvm_ac_to_gen2_tx_fifo[ac] : iwl_mvm_ac_to_tx_fifo[ac];
1290 }
1291
1292 struct iwl_rate_info {
1293         u8 plcp;        /* uCode API:  IWL_RATE_6M_PLCP, etc. */
1294         u8 plcp_siso;   /* uCode API:  IWL_RATE_SISO_6M_PLCP, etc. */
1295         u8 plcp_mimo2;  /* uCode API:  IWL_RATE_MIMO2_6M_PLCP, etc. */
1296         u8 plcp_mimo3;  /* uCode API:  IWL_RATE_MIMO3_6M_PLCP, etc. */
1297         u8 ieee;        /* MAC header:  IWL_RATE_6M_IEEE, etc. */
1298 };
1299
1300 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm);
1301 int __iwl_mvm_mac_start(struct iwl_mvm *mvm);
1302
1303 /******************
1304  * MVM Methods
1305  ******************/
1306 /* uCode */
1307 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
1308
1309 /* Utils */
1310 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
1311                                         enum nl80211_band band);
1312 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
1313                                enum nl80211_band band,
1314                                struct ieee80211_tx_rate *r);
1315 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
1316 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
1317 u8 first_antenna(u8 mask);
1318 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
1319 void iwl_mvm_get_sync_time(struct iwl_mvm *mvm, u32 *gp2, u64 *boottime);
1320
1321 /* Tx / Host Commands */
1322 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
1323                                   struct iwl_host_cmd *cmd);
1324 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id,
1325                                       u32 flags, u16 len, const void *data);
1326 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
1327                                          struct iwl_host_cmd *cmd,
1328                                          u32 *status);
1329 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id,
1330                                              u16 len, const void *data,
1331                                              u32 *status);
1332 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
1333                    struct ieee80211_sta *sta);
1334 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
1335 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
1336                         struct iwl_tx_cmd *tx_cmd,
1337                         struct ieee80211_tx_info *info, u8 sta_id);
1338 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd,
1339                             struct ieee80211_tx_info *info,
1340                             struct ieee80211_sta *sta, __le16 fc);
1341 #ifdef CONFIG_IWLWIFI_DEBUG
1342 const char *iwl_mvm_get_tx_fail_reason(u32 status);
1343 #else
1344 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
1345 #endif
1346 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, u32 flags);
1347 int iwl_mvm_flush_sta(struct iwl_mvm *mvm, void *sta, bool internal, u32 flags);
1348 int iwl_mvm_flush_sta_tids(struct iwl_mvm *mvm, u32 sta_id,
1349                            u16 tids, u32 flags);
1350
1351 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
1352
1353 static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info,
1354                                            struct iwl_tx_cmd *tx_cmd)
1355 {
1356         struct ieee80211_key_conf *keyconf = info->control.hw_key;
1357
1358         tx_cmd->sec_ctl = TX_CMD_SEC_CCM;
1359         memcpy(tx_cmd->key, keyconf->key, keyconf->keylen);
1360 }
1361
1362 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
1363 {
1364         flush_work(&mvm->async_handlers_wk);
1365 }
1366
1367 /* Statistics */
1368 void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm,
1369                                   struct iwl_rx_packet *pkt);
1370 void iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
1371                            struct iwl_rx_cmd_buffer *rxb);
1372 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear);
1373 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm);
1374
1375 /* NVM */
1376 int iwl_nvm_init(struct iwl_mvm *mvm);
1377 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
1378 int iwl_mvm_read_external_nvm(struct iwl_mvm *mvm);
1379
1380 static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm)
1381 {
1382         return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ?
1383                mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant :
1384                mvm->fw->valid_tx_ant;
1385 }
1386
1387 static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm)
1388 {
1389         return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ?
1390                mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant :
1391                mvm->fw->valid_rx_ant;
1392 }
1393
1394 static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm)
1395 {
1396         u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN |
1397                            FW_PHY_CFG_RX_CHAIN);
1398         u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm);
1399         u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm);
1400
1401         phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS |
1402                       valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS;
1403
1404         return mvm->fw->phy_config & phy_config;
1405 }
1406
1407 int iwl_mvm_up(struct iwl_mvm *mvm);
1408 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
1409
1410 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
1411 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
1412                                     struct iwl_bcast_filter_cmd *cmd);
1413
1414 /*
1415  * FW notifications / CMD responses handlers
1416  * Convention: iwl_mvm_rx_<NAME OF THE CMD>
1417  */
1418 void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1419 void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi,
1420                         struct iwl_rx_cmd_buffer *rxb);
1421 void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi,
1422                         struct iwl_rx_cmd_buffer *rxb, int queue);
1423 void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi,
1424                               struct iwl_rx_cmd_buffer *rxb, int queue);
1425 int iwl_mvm_notify_rx_queue(struct iwl_mvm *mvm, u32 rxq_mask,
1426                             const u8 *data, u32 count);
1427 void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1428                             int queue);
1429 void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1430 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm,
1431                                    struct iwl_rx_cmd_buffer *rxb);
1432 void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1433 void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
1434                                    struct iwl_rx_cmd_buffer *rxb);
1435 void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1436 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
1437                                  struct iwl_rx_cmd_buffer *rxb);
1438 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
1439                              struct iwl_rx_cmd_buffer *rxb);
1440 void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm,
1441                                      struct iwl_rx_cmd_buffer *rxb);
1442
1443 /* MVM PHY */
1444 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1445                          struct cfg80211_chan_def *chandef,
1446                          u8 chains_static, u8 chains_dynamic);
1447 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1448                              struct cfg80211_chan_def *chandef,
1449                              u8 chains_static, u8 chains_dynamic);
1450 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
1451                           struct iwl_mvm_phy_ctxt *ctxt);
1452 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
1453                             struct iwl_mvm_phy_ctxt *ctxt);
1454 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm);
1455 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef);
1456 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef);
1457
1458 /* MAC (virtual interface) programming */
1459 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1460 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1461 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1462                              bool force_assoc_off, const u8 *bssid_override);
1463 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1464 u32 iwl_mvm_mac_get_queues_mask(struct ieee80211_vif *vif);
1465 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
1466                                     struct ieee80211_vif *vif);
1467 void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
1468                              struct iwl_rx_cmd_buffer *rxb);
1469 void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
1470                                      struct iwl_rx_cmd_buffer *rxb);
1471 void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm,
1472                                     struct iwl_rx_cmd_buffer *rxb);
1473 void iwl_mvm_mu_mimo_grp_notif(struct iwl_mvm *mvm,
1474                                struct iwl_rx_cmd_buffer *rxb);
1475 void iwl_mvm_sta_pm_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1476 void iwl_mvm_window_status_notif(struct iwl_mvm *mvm,
1477                                  struct iwl_rx_cmd_buffer *rxb);
1478 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
1479                                     struct ieee80211_vif *vif);
1480 unsigned long iwl_mvm_get_used_hw_queues(struct iwl_mvm *mvm,
1481                                          struct ieee80211_vif *exclude_vif);
1482 void iwl_mvm_channel_switch_noa_notif(struct iwl_mvm *mvm,
1483                                       struct iwl_rx_cmd_buffer *rxb);
1484 /* Bindings */
1485 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1486 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1487
1488 /* Quota management */
1489 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload,
1490                           struct ieee80211_vif *disabled_vif);
1491
1492 /* Scanning */
1493 int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1494                            struct cfg80211_scan_request *req,
1495                            struct ieee80211_scan_ies *ies);
1496 int iwl_mvm_scan_size(struct iwl_mvm *mvm);
1497 int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify);
1498 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm);
1499 void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm);
1500 void iwl_mvm_scan_timeout_wk(struct work_struct *work);
1501
1502 /* Scheduled scan */
1503 void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm,
1504                                          struct iwl_rx_cmd_buffer *rxb);
1505 void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1506                                               struct iwl_rx_cmd_buffer *rxb);
1507 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
1508                              struct ieee80211_vif *vif,
1509                              struct cfg80211_sched_scan_request *req,
1510                              struct ieee80211_scan_ies *ies,
1511                              int type);
1512 void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm,
1513                                  struct iwl_rx_cmd_buffer *rxb);
1514
1515 /* UMAC scan */
1516 int iwl_mvm_config_scan(struct iwl_mvm *mvm);
1517 void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm,
1518                                          struct iwl_rx_cmd_buffer *rxb);
1519 void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1520                                               struct iwl_rx_cmd_buffer *rxb);
1521
1522 /* MVM debugfs */
1523 #ifdef CONFIG_IWLWIFI_DEBUGFS
1524 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
1525 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1526 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1527 #else
1528 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
1529                                          struct dentry *dbgfs_dir)
1530 {
1531         return 0;
1532 }
1533 static inline void
1534 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1535 {
1536 }
1537 static inline void
1538 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1539 {
1540 }
1541 #endif /* CONFIG_IWLWIFI_DEBUGFS */
1542
1543 /* rate scaling */
1544 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init);
1545 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg);
1546 int rs_pretty_print_rate(char *buf, const u32 rate);
1547 void rs_update_last_rssi(struct iwl_mvm *mvm,
1548                          struct iwl_lq_sta *lq_sta,
1549                          struct ieee80211_rx_status *rx_status);
1550
1551 /* power management */
1552 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
1553 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
1554 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm);
1555 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1556                                  char *buf, int bufsz);
1557
1558 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1559 void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
1560                                               struct iwl_rx_cmd_buffer *rxb);
1561
1562 #ifdef CONFIG_IWLWIFI_LEDS
1563 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
1564 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
1565 void iwl_mvm_leds_sync(struct iwl_mvm *mvm);
1566 #else
1567 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
1568 {
1569         return 0;
1570 }
1571 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
1572 {
1573 }
1574 static inline void iwl_mvm_leds_sync(struct iwl_mvm *mvm)
1575 {
1576 }
1577 #endif
1578
1579 /* D3 (WoWLAN, NetDetect) */
1580 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
1581 int iwl_mvm_resume(struct ieee80211_hw *hw);
1582 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
1583 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
1584                             struct ieee80211_vif *vif,
1585                             struct cfg80211_gtk_rekey_data *data);
1586 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
1587                               struct ieee80211_vif *vif,
1588                               struct inet6_dev *idev);
1589 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
1590                                      struct ieee80211_vif *vif, int idx);
1591 extern const struct file_operations iwl_dbgfs_d3_test_ops;
1592 #ifdef CONFIG_PM
1593 int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
1594                                      struct ieee80211_vif *vif,
1595                                      bool host_awake,
1596                                      u32 cmd_flags);
1597 void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm,
1598                               struct ieee80211_vif *vif,
1599                               struct iwl_wowlan_status *status);
1600 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
1601                                  struct ieee80211_vif *vif);
1602 #else
1603 static inline int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
1604                                                    struct ieee80211_vif *vif,
1605                                                    bool host_awake,
1606                                                    u32 cmd_flags)
1607 {
1608         return 0;
1609 }
1610
1611 static inline void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm,
1612                                             struct ieee80211_vif *vif,
1613                                             struct iwl_wowlan_status *status)
1614 {
1615 }
1616
1617 static inline void
1618 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1619 {
1620 }
1621 #endif
1622 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
1623                                 struct iwl_wowlan_config_cmd *cmd);
1624 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
1625                                struct ieee80211_vif *vif,
1626                                bool disable_offloading,
1627                                bool offload_ns,
1628                                u32 cmd_flags);
1629
1630 /* D0i3 */
1631 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1632 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1633 int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1634 bool iwl_mvm_ref_taken(struct iwl_mvm *mvm);
1635 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq);
1636 int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode);
1637 int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode);
1638 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm);
1639
1640 /* BT Coex */
1641 int iwl_mvm_send_bt_init_conf(struct iwl_mvm *mvm);
1642 void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
1643                               struct iwl_rx_cmd_buffer *rxb);
1644 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1645                            enum ieee80211_rssi_event_data);
1646 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
1647 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
1648                                 struct ieee80211_sta *sta);
1649 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
1650                                      struct ieee80211_sta *sta);
1651 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant);
1652 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
1653 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
1654                                     enum nl80211_band band);
1655 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
1656                            struct ieee80211_tx_info *info, u8 ac);
1657
1658 /* beacon filtering */
1659 #ifdef CONFIG_IWLWIFI_DEBUGFS
1660 void
1661 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1662                                          struct iwl_beacon_filter_cmd *cmd);
1663 #else
1664 static inline void
1665 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1666                                          struct iwl_beacon_filter_cmd *cmd)
1667 {}
1668 #endif
1669 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
1670                                    struct ieee80211_vif *vif,
1671                                    bool enable, u32 flags);
1672 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
1673                                  struct ieee80211_vif *vif,
1674                                  u32 flags);
1675 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
1676                                   struct ieee80211_vif *vif,
1677                                   u32 flags);
1678 /* SMPS */
1679 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1680                                 enum iwl_mvm_smps_type_request req_type,
1681                                 enum ieee80211_smps_mode smps_request);
1682 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
1683
1684 /* Low latency */
1685 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1686                                bool value);
1687 /* get SystemLowLatencyMode - only needed for beacon threshold? */
1688 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1689 /* get VMACLowLatencyMode */
1690 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1691 {
1692         /*
1693          * should this consider associated/active/... state?
1694          *
1695          * Normally low-latency should only be active on interfaces
1696          * that are active, but at least with debugfs it can also be
1697          * enabled on interfaces that aren't active. However, when
1698          * interface aren't active then they aren't added into the
1699          * binding, so this has no real impact. For now, just return
1700          * the current desired low-latency state.
1701          */
1702         return mvmvif->low_latency_dbgfs ||
1703                mvmvif->low_latency_traffic ||
1704                mvmvif->low_latency_vcmd;
1705 }
1706
1707 /* hw scheduler queue config */
1708 bool iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
1709                         u16 ssn, const struct iwl_trans_txq_scd_cfg *cfg,
1710                         unsigned int wdg_timeout);
1711 int iwl_mvm_tvqm_enable_txq(struct iwl_mvm *mvm, int mac80211_queue,
1712                             u8 sta_id, u8 tid, unsigned int timeout);
1713
1714 int iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
1715                         u8 tid, u8 flags);
1716 int iwl_mvm_find_free_queue(struct iwl_mvm *mvm, u8 sta_id, u8 minq, u8 maxq);
1717
1718 /* Return a bitmask with all the hw supported queues, except for the
1719  * command queue, which can't be flushed.
1720  */
1721 static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm)
1722 {
1723         return ((BIT(mvm->cfg->base_params->num_of_queues) - 1) &
1724                 ~BIT(IWL_MVM_DQA_CMD_QUEUE));
1725 }
1726
1727 static inline void iwl_mvm_stop_device(struct iwl_mvm *mvm)
1728 {
1729         iwl_free_fw_paging(&mvm->fwrt);
1730         clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
1731         iwl_fw_dump_conf_clear(&mvm->fwrt);
1732         iwl_trans_stop_device(mvm->trans);
1733 }
1734
1735 /* Stop/start all mac queues in a given bitmap */
1736 void iwl_mvm_start_mac_queues(struct iwl_mvm *mvm, unsigned long mq);
1737 void iwl_mvm_stop_mac_queues(struct iwl_mvm *mvm, unsigned long mq);
1738
1739 /* Re-configure the SCD for a queue that has already been configured */
1740 int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id,
1741                          int tid, int frame_limit, u16 ssn);
1742
1743 /* Thermal management and CT-kill */
1744 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
1745 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp);
1746 void iwl_mvm_temp_notif(struct iwl_mvm *mvm,
1747                         struct iwl_rx_cmd_buffer *rxb);
1748 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
1749 void iwl_mvm_thermal_initialize(struct iwl_mvm *mvm, u32 min_backoff);
1750 void iwl_mvm_thermal_exit(struct iwl_mvm *mvm);
1751 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
1752 int iwl_mvm_get_temp(struct iwl_mvm *mvm, s32 *temp);
1753 void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1754 void iwl_mvm_enter_ctkill(struct iwl_mvm *mvm);
1755 int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm *mvm);
1756 int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 budget);
1757
1758 /* Location Aware Regulatory */
1759 struct iwl_mcc_update_resp *
1760 iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2,
1761                    enum iwl_mcc_source src_id);
1762 int iwl_mvm_init_mcc(struct iwl_mvm *mvm);
1763 void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm,
1764                                 struct iwl_rx_cmd_buffer *rxb);
1765 struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy,
1766                                                   const char *alpha2,
1767                                                   enum iwl_mcc_source src_id,
1768                                                   bool *changed);
1769 struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm,
1770                                                           bool *changed);
1771 int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm);
1772 void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm);
1773
1774 /* smart fifo */
1775 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1776                       bool added_vif);
1777
1778 /* TDLS */
1779
1780 /*
1781  * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present.
1782  * This TID is marked as used vs the AP and all connected TDLS peers.
1783  */
1784 #define IWL_MVM_TDLS_FW_TID 4
1785
1786 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1787 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm);
1788 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1789                                bool sta_added);
1790 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
1791                                            struct ieee80211_vif *vif);
1792 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw,
1793                                 struct ieee80211_vif *vif,
1794                                 struct ieee80211_sta *sta, u8 oper_class,
1795                                 struct cfg80211_chan_def *chandef,
1796                                 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie);
1797 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw,
1798                                       struct ieee80211_vif *vif,
1799                                       struct ieee80211_tdls_ch_sw_params *params);
1800 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw,
1801                                         struct ieee80211_vif *vif,
1802                                         struct ieee80211_sta *sta);
1803 void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1804 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work);
1805
1806 void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm,
1807                                      struct iwl_mvm_internal_rxq_notif *notif,
1808                                      u32 size);
1809 void iwl_mvm_reorder_timer_expired(unsigned long data);
1810 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm);
1811 bool iwl_mvm_is_vif_assoc(struct iwl_mvm *mvm);
1812
1813 void iwl_mvm_inactivity_check(struct iwl_mvm *mvm);
1814
1815 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
1816 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm,
1817                                     struct ieee80211_vif *vif,
1818                                     bool tdls, bool cmd_q);
1819 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1820                              const char *errmsg);
1821
1822 /* Link Quality Measurement */
1823 int iwl_mvm_send_lqm_cmd(struct ieee80211_vif *vif,
1824                          enum iwl_lqm_cmd_operatrions operation,
1825                          u32 duration, u32 timeout);
1826 bool iwl_mvm_lqm_active(struct iwl_mvm *mvm);
1827
1828 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b);
1829 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm);
1830
1831 #endif /* __IWL_MVM_H__ */