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

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  65
  66 #ifndef __IWL_MVM_H__
  67 #define __IWL_MVM_H__
  68
  69 #include <linux/list.h>
  70 #include <linux/spinlock.h>
  71 #include <linux/leds.h>
  72 #include <linux/in6.h>
  73
  74 #include "iwl-op-mode.h"
  75 #include "iwl-trans.h"
  76 #include "iwl-notif-wait.h"
  77 #include "iwl-eeprom-parse.h"
  78 #include "iwl-fw-file.h"
  79 #include "iwl-config.h"
  80 #include "sta.h"
  81 #include "fw-api.h"
  82 #include "constants.h"
  83
  84 #define IWL_INVALID_MAC80211_QUEUE      0xff
  85 #define IWL_MVM_MAX_ADDRESSES           5
  86 /* RSSI offset for WkP */
  87 #define IWL_RSSI_OFFSET 50
  88 #define IWL_MVM_MISSED_BEACONS_THRESHOLD 8
  89 /* A TimeUnit is 1024 microsecond */
  90 #define MSEC_TO_TU(_msec)       (_msec*1000/1024)
  91
  92 /* For GO, this value represents the number of TUs before CSA "beacon
  93  * 0" TBTT when the CSA time-event needs to be scheduled to start.  It
  94  * must be big enough to ensure that we switch in time.
  95  */
  96 #define IWL_MVM_CHANNEL_SWITCH_TIME_GO          40
  97
  98 /* For client, this value represents the number of TUs before CSA
  99  * "beacon 1" TBTT, instead.  This is because we don't know when the
 100  * GO/AP will be in the new channel, so we switch early enough.
 101  */
 102 #define IWL_MVM_CHANNEL_SWITCH_TIME_CLIENT      10
 103
 104 /*
 105  * This value (in TUs) is used to fine tune the CSA NoA end time which should
 106  * be just before "beacon 0" TBTT.
 107  */
 108 #define IWL_MVM_CHANNEL_SWITCH_MARGIN 4
 109
 110 /*
 111  * Number of beacons to transmit on a new channel until we unblock tx to
 112  * the stations, even if we didn't identify them on a new channel
 113  */
 114 #define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3
 115
 116 extern const struct ieee80211_ops iwl_mvm_hw_ops;
 117
 118 /**
 119  * struct iwl_mvm_mod_params - module parameters for iwlmvm
 120  * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted.
 121  *      We will register to mac80211 to have testmode working. The NIC must not
 122  *      be up'ed after the INIT fw asserted. This is useful to be able to use
 123  *      proprietary tools over testmode to debug the INIT fw.
 124  * @tfd_q_hang_detect: enabled the detection of hung transmit queues
 125  * @power_scheme: CAM(Continuous Active Mode)-1, BPS(Balanced Power
 126  *      Save)-2(default), LP(Low Power)-3
 127  */
 128 struct iwl_mvm_mod_params {
 129         bool init_dbg;
 130         bool tfd_q_hang_detect;
 131         int power_scheme;
 132 };
 133 extern struct iwl_mvm_mod_params iwlmvm_mod_params;
 134
 135 /**
 136  * struct iwl_mvm_dump_ptrs - set of pointers needed for the fw-error-dump
 137  *
 138  * @op_mode_ptr: pointer to the buffer coming from the mvm op_mode
 139  * @trans_ptr: pointer to struct %iwl_trans_dump_data which contains the
 140  *      transport's data.
 141  * @trans_len: length of the valid data in trans_ptr
 142  * @op_mode_len: length of the valid data in op_mode_ptr
 143  */
 144 struct iwl_mvm_dump_ptrs {
 145         struct iwl_trans_dump_data *trans_ptr;
 146         void *op_mode_ptr;
 147         u32 op_mode_len;
 148 };
 149
 150 /**
 151  * struct iwl_mvm_dump_desc - describes the dump
 152  * @len: length of trig_desc->data
 153  * @trig_desc: the description of the dump
 154  */
 155 struct iwl_mvm_dump_desc {
 156         size_t len;
 157         /* must be last */
 158         struct iwl_fw_error_dump_trigger_desc trig_desc;
 159 };
 160
 161 extern struct iwl_mvm_dump_desc iwl_mvm_dump_desc_assert;
 162
 163 struct iwl_mvm_phy_ctxt {
 164         u16 id;
 165         u16 color;
 166         u32 ref;
 167
 168         /*
 169          * TODO: This should probably be removed. Currently here only for rate
 170          * scaling algorithm
 171          */
 172         struct ieee80211_channel *channel;
 173 };
 174
 175 struct iwl_mvm_time_event_data {
 176         struct ieee80211_vif *vif;
 177         struct list_head list;
 178         unsigned long end_jiffies;
 179         u32 duration;
 180         bool running;
 181         u32 uid;
 182
 183         /*
 184          * The access to the 'id' field must be done when the
 185          * mvm->time_event_lock is held, as it value is used to indicate
 186          * if the te is in the time event list or not (when id == TE_MAX)
 187          */
 188         u32 id;
 189 };
 190
 191  /* Power management */
 192
 193 /**
 194  * enum iwl_power_scheme
 195  * @IWL_POWER_LEVEL_CAM - Continuously Active Mode
 196  * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default)
 197  * @IWL_POWER_LEVEL_LP  - Low Power
 198  */
 199 enum iwl_power_scheme {
 200         IWL_POWER_SCHEME_CAM = 1,
 201         IWL_POWER_SCHEME_BPS,
 202         IWL_POWER_SCHEME_LP
 203 };
 204
 205 #define IWL_CONN_MAX_LISTEN_INTERVAL    10
 206 #define IWL_UAPSD_MAX_SP                IEEE80211_WMM_IE_STA_QOSINFO_SP_2
 207
 208 #ifdef CONFIG_IWLWIFI_DEBUGFS
 209 enum iwl_dbgfs_pm_mask {
 210         MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0),
 211         MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1),
 212         MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2),
 213         MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3),
 214         MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4),
 215         MVM_DEBUGFS_PM_LPRX_ENA = BIT(6),
 216         MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7),
 217         MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8),
 218         MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9),
 219         MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10),
 220 };
 221
 222 struct iwl_dbgfs_pm {
 223         u16 keep_alive_seconds;
 224         u32 rx_data_timeout;
 225         u32 tx_data_timeout;
 226         bool skip_over_dtim;
 227         u8 skip_dtim_periods;
 228         bool lprx_ena;
 229         u32 lprx_rssi_threshold;
 230         bool snooze_ena;
 231         bool uapsd_misbehaving;
 232         bool use_ps_poll;
 233         int mask;
 234 };
 235
 236 /* beacon filtering */
 237
 238 enum iwl_dbgfs_bf_mask {
 239         MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0),
 240         MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1),
 241         MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2),
 242         MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3),
 243         MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4),
 244         MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5),
 245         MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6),
 246         MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7),
 247         MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8),
 248         MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9),
 249         MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10),
 250 };
 251
 252 struct iwl_dbgfs_bf {
 253         u32 bf_energy_delta;
 254         u32 bf_roaming_energy_delta;
 255         u32 bf_roaming_state;
 256         u32 bf_temp_threshold;
 257         u32 bf_temp_fast_filter;
 258         u32 bf_temp_slow_filter;
 259         u32 bf_enable_beacon_filter;
 260         u32 bf_debug_flag;
 261         u32 bf_escape_timer;
 262         u32 ba_escape_timer;
 263         u32 ba_enable_beacon_abort;
 264         int mask;
 265 };
 266 #endif
 267
 268 enum iwl_mvm_smps_type_request {
 269         IWL_MVM_SMPS_REQ_BT_COEX,
 270         IWL_MVM_SMPS_REQ_TT,
 271         IWL_MVM_SMPS_REQ_PROT,
 272         NUM_IWL_MVM_SMPS_REQ,
 273 };
 274
 275 enum iwl_mvm_ref_type {
 276         IWL_MVM_REF_UCODE_DOWN,
 277         IWL_MVM_REF_SCAN,
 278         IWL_MVM_REF_ROC,
 279         IWL_MVM_REF_ROC_AUX,
 280         IWL_MVM_REF_P2P_CLIENT,
 281         IWL_MVM_REF_AP_IBSS,
 282         IWL_MVM_REF_USER,
 283         IWL_MVM_REF_TX,
 284         IWL_MVM_REF_TX_AGG,
 285         IWL_MVM_REF_ADD_IF,
 286         IWL_MVM_REF_START_AP,
 287         IWL_MVM_REF_BSS_CHANGED,
 288         IWL_MVM_REF_PREPARE_TX,
 289         IWL_MVM_REF_PROTECT_TDLS,
 290         IWL_MVM_REF_CHECK_CTKILL,
 291         IWL_MVM_REF_PRPH_READ,
 292         IWL_MVM_REF_PRPH_WRITE,
 293         IWL_MVM_REF_NMI,
 294         IWL_MVM_REF_TM_CMD,
 295         IWL_MVM_REF_EXIT_WORK,
 296         IWL_MVM_REF_PROTECT_CSA,
 297         IWL_MVM_REF_FW_DBG_COLLECT,
 298
 299         /* update debugfs.c when changing this */
 300
 301         IWL_MVM_REF_COUNT,
 302 };
 303
 304 enum iwl_bt_force_ant_mode {
 305         BT_FORCE_ANT_DIS = 0,
 306         BT_FORCE_ANT_AUTO,
 307         BT_FORCE_ANT_BT,
 308         BT_FORCE_ANT_WIFI,
 309
 310         BT_FORCE_ANT_MAX,
 311 };
 312
 313 /**
 314 * struct iwl_mvm_vif_bf_data - beacon filtering related data
 315 * @bf_enabled: indicates if beacon filtering is enabled
 316 * @ba_enabled: indicated if beacon abort is enabled
 317 * @ave_beacon_signal: average beacon signal
 318 * @last_cqm_event: rssi of the last cqm event
 319 * @bt_coex_min_thold: minimum threshold for BT coex
 320 * @bt_coex_max_thold: maximum threshold for BT coex
 321 * @last_bt_coex_event: rssi of the last BT coex event
 322 */
 323 struct iwl_mvm_vif_bf_data {
 324         bool bf_enabled;
 325         bool ba_enabled;
 326         s8 ave_beacon_signal;
 327         s8 last_cqm_event;
 328         s8 bt_coex_min_thold;
 329         s8 bt_coex_max_thold;
 330         s8 last_bt_coex_event;
 331 };
 332
 333 /**
 334  * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
 335  * @id: between 0 and 3
 336  * @color: to solve races upon MAC addition and removal
 337  * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
 338  * @bssid: BSSID for this (client) interface
 339  * @associated: indicates that we're currently associated, used only for
 340  *      managing the firmware state in iwl_mvm_bss_info_changed_station()
 341  * @uploaded: indicates the MAC context has been added to the device
 342  * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
 343  *      should get quota etc.
 344  * @pm_enabled - Indicate if MAC power management is allowed
 345  * @monitor_active: indicates that monitor context is configured, and that the
 346  *      interface should get quota etc.
 347  * @low_latency: indicates that this interface is in low-latency mode
 348  *      (VMACLowLatencyMode)
 349  * @ps_disabled: indicates that this interface requires PS to be disabled
 350  * @queue_params: QoS params for this MAC
 351  * @bcast_sta: station used for broadcast packets. Used by the following
 352  *  vifs: P2P_DEVICE, GO and AP.
 353  * @beacon_skb: the skb used to hold the AP/GO beacon template
 354  * @smps_requests: the SMPS requests of different parts of the driver,
 355  *      combined on update to yield the overall request to mac80211.
 356  * @beacon_stats: beacon statistics, containing the # of received beacons,
 357  *      # of received beacons accumulated over FW restart, and the current
 358  *      average signal of beacons retrieved from the firmware
 359  * @csa_failed: CSA failed to schedule time event, report an error later
 360  */
 361 struct iwl_mvm_vif {
 362         struct iwl_mvm *mvm;
 363         u16 id;
 364         u16 color;
 365         u8 ap_sta_id;
 366
 367         u8 bssid[ETH_ALEN];
 368         bool associated;
 369
 370         bool uploaded;
 371         bool ap_ibss_active;
 372         bool pm_enabled;
 373         bool monitor_active;
 374         bool low_latency;
 375         bool ps_disabled;
 376         struct iwl_mvm_vif_bf_data bf_data;
 377
 378         struct {
 379                 u32 num_beacons, accu_num_beacons;
 380                 u8 avg_signal;
 381         } beacon_stats;
 382
 383         u32 ap_beacon_time;
 384
 385         enum iwl_tsf_id tsf_id;
 386
 387         /*
 388          * QoS data from mac80211, need to store this here
 389          * as mac80211 has a separate callback but we need
 390          * to have the data for the MAC context
 391          */
 392         struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
 393         struct iwl_mvm_time_event_data time_event_data;
 394         struct iwl_mvm_time_event_data hs_time_event_data;
 395
 396         struct iwl_mvm_int_sta bcast_sta;
 397
 398         /*
 399          * Assigned while mac80211 has the interface in a channel context,
 400          * or, for P2P Device, while it exists.
 401          */
 402         struct iwl_mvm_phy_ctxt *phy_ctxt;
 403
 404 #ifdef CONFIG_PM_SLEEP
 405         /* WoWLAN GTK rekey data */
 406         struct {
 407                 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
 408                 __le64 replay_ctr;
 409                 bool valid;
 410         } rekey_data;
 411
 412         int tx_key_idx;
 413
 414         bool seqno_valid;
 415         u16 seqno;
 416 #endif
 417
 418 #if IS_ENABLED(CONFIG_IPV6)
 419         /* IPv6 addresses for WoWLAN */
 420         struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
 421         int num_target_ipv6_addrs;
 422 #endif
 423
 424 #ifdef CONFIG_IWLWIFI_DEBUGFS
 425         struct dentry *dbgfs_dir;
 426         struct dentry *dbgfs_slink;
 427         struct iwl_dbgfs_pm dbgfs_pm;
 428         struct iwl_dbgfs_bf dbgfs_bf;
 429         struct iwl_mac_power_cmd mac_pwr_cmd;
 430 #endif
 431
 432         enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
 433
 434         /* FW identified misbehaving AP */
 435         u8 uapsd_misbehaving_bssid[ETH_ALEN];
 436
 437         /* Indicates that CSA countdown may be started */
 438         bool csa_countdown;
 439         bool csa_failed;
 440 };
 441
 442 static inline struct iwl_mvm_vif *
 443 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
 444 {
 445         return (void *)vif->drv_priv;
 446 }
 447
 448 extern const u8 tid_to_mac80211_ac[];
 449
 450 #define IWL_MVM_SCAN_STOPPING_SHIFT     8
 451
 452 enum iwl_scan_status {
 453         IWL_MVM_SCAN_REGULAR            = BIT(0),
 454         IWL_MVM_SCAN_SCHED              = BIT(1),
 455         IWL_MVM_SCAN_NETDETECT          = BIT(2),
 456
 457         IWL_MVM_SCAN_STOPPING_REGULAR   = BIT(8),
 458         IWL_MVM_SCAN_STOPPING_SCHED     = BIT(9),
 459         IWL_MVM_SCAN_STOPPING_NETDETECT = BIT(10),
 460
 461         IWL_MVM_SCAN_REGULAR_MASK       = IWL_MVM_SCAN_REGULAR |
 462                                           IWL_MVM_SCAN_STOPPING_REGULAR,
 463         IWL_MVM_SCAN_SCHED_MASK         = IWL_MVM_SCAN_SCHED |
 464                                           IWL_MVM_SCAN_STOPPING_SCHED,
 465         IWL_MVM_SCAN_NETDETECT_MASK     = IWL_MVM_SCAN_NETDETECT |
 466                                           IWL_MVM_SCAN_STOPPING_NETDETECT,
 467
 468         IWL_MVM_SCAN_STOPPING_MASK      = 0xff << IWL_MVM_SCAN_STOPPING_SHIFT,
 469         IWL_MVM_SCAN_MASK               = 0xff,
 470 };
 471
 472 /**
 473  * struct iwl_nvm_section - describes an NVM section in memory.
 474  *
 475  * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
 476  * and saved for later use by the driver. Not all NVM sections are saved
 477  * this way, only the needed ones.
 478  */
 479 struct iwl_nvm_section {
 480         u16 length;
 481         const u8 *data;
 482 };
 483
 484 /**
 485  * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
 486  * @ct_kill_exit: worker to exit thermal kill
 487  * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
 488  * @tx_backoff: The current thremal throttling tx backoff in uSec.
 489  * @min_backoff: The minimal tx backoff due to power restrictions
 490  * @params: Parameters to configure the thermal throttling algorithm.
 491  * @throttle: Is thermal throttling is active?
 492  */
 493 struct iwl_mvm_tt_mgmt {
 494         struct delayed_work ct_kill_exit;
 495         bool dynamic_smps;
 496         u32 tx_backoff;
 497         u32 min_backoff;
 498         struct iwl_tt_params params;
 499         bool throttle;
 500 };
 501
 502 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
 503
 504 struct iwl_mvm_frame_stats {
 505         u32 legacy_frames;
 506         u32 ht_frames;
 507         u32 vht_frames;
 508         u32 bw_20_frames;
 509         u32 bw_40_frames;
 510         u32 bw_80_frames;
 511         u32 bw_160_frames;
 512         u32 sgi_frames;
 513         u32 ngi_frames;
 514         u32 siso_frames;
 515         u32 mimo2_frames;
 516         u32 agg_frames;
 517         u32 ampdu_count;
 518         u32 success_frames;
 519         u32 fail_frames;
 520         u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
 521         int last_frame_idx;
 522 };
 523
 524 enum {
 525         D0I3_DEFER_WAKEUP,
 526         D0I3_PENDING_WAKEUP,
 527 };
 528
 529 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff
 530 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100
 531 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200
 532
 533 enum iwl_mvm_tdls_cs_state {
 534         IWL_MVM_TDLS_SW_IDLE = 0,
 535         IWL_MVM_TDLS_SW_REQ_SENT,
 536         IWL_MVM_TDLS_SW_RESP_RCVD,
 537         IWL_MVM_TDLS_SW_REQ_RCVD,
 538         IWL_MVM_TDLS_SW_ACTIVE,
 539 };
 540
 541 struct iwl_mvm_shared_mem_cfg {
 542         u32 shared_mem_addr;
 543         u32 shared_mem_size;
 544         u32 sample_buff_addr;
 545         u32 sample_buff_size;
 546         u32 txfifo_addr;
 547         u32 txfifo_size[TX_FIFO_MAX_NUM];
 548         u32 rxfifo_size[RX_FIFO_MAX_NUM];
 549         u32 page_buff_addr;
 550         u32 page_buff_size;
 551 };
 552
 553 struct iwl_mvm {
 554         /* for logger access */
 555         struct device *dev;
 556
 557         struct iwl_trans *trans;
 558         const struct iwl_fw *fw;
 559         const struct iwl_cfg *cfg;
 560         struct iwl_phy_db *phy_db;
 561         struct ieee80211_hw *hw;
 562
 563         /* for protecting access to iwl_mvm */
 564         struct mutex mutex;
 565         struct list_head async_handlers_list;
 566         spinlock_t async_handlers_lock;
 567         struct work_struct async_handlers_wk;
 568
 569         struct work_struct roc_done_wk;
 570
 571         unsigned long status;
 572
 573         /*
 574          * for beacon filtering -
 575          * currently only one interface can be supported
 576          */
 577         struct iwl_mvm_vif *bf_allowed_vif;
 578
 579         enum iwl_ucode_type cur_ucode;
 580         bool ucode_loaded;
 581         bool calibrating;
 582         u32 error_event_table;
 583         u32 log_event_table;
 584         u32 umac_error_event_table;
 585         bool support_umac_log;
 586         struct iwl_sf_region sf_space;
 587
 588         u32 ampdu_ref;
 589
 590         struct iwl_notif_wait_data notif_wait;
 591
 592         struct mvm_statistics_rx rx_stats;
 593
 594         struct {
 595                 u64 rx_time;
 596                 u64 tx_time;
 597                 u64 on_time_rf;
 598                 u64 on_time_scan;
 599         } radio_stats, accu_radio_stats;
 600
 601         u8 queue_to_mac80211[IWL_MAX_HW_QUEUES];
 602         atomic_t mac80211_queue_stop_count[IEEE80211_MAX_QUEUES];
 603
 604         const char *nvm_file_name;
 605         struct iwl_nvm_data *nvm_data;
 606         /* NVM sections */
 607         struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
 608
 609         /* EEPROM MAC addresses */
 610         struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
 611
 612         /* data related to data path */
 613         struct iwl_rx_phy_info last_phy_info;
 614         struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
 615         struct work_struct sta_drained_wk;
 616         unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
 617         atomic_t pending_frames[IWL_MVM_STATION_COUNT];
 618         u32 tfd_drained[IWL_MVM_STATION_COUNT];
 619         u8 rx_ba_sessions;
 620
 621         /* configured by mac80211 */
 622         u32 rts_threshold;
 623
 624         /* Scan status, cmd (pre-allocated) and auxiliary station */
 625         unsigned int scan_status;
 626         void *scan_cmd;
 627         struct iwl_mcast_filter_cmd *mcast_filter_cmd;
 628
 629         /* max number of simultaneous scans the FW supports */
 630         unsigned int max_scans;
 631
 632         /* UMAC scan tracking */
 633         u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS];
 634
 635         /* rx chain antennas set through debugfs for the scan command */
 636         u8 scan_rx_ant;
 637
 638 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
 639         /* broadcast filters to configure for each associated station */
 640         const struct iwl_fw_bcast_filter *bcast_filters;
 641 #ifdef CONFIG_IWLWIFI_DEBUGFS
 642         struct {
 643                 u32 override; /* u32 for debugfs_create_bool */
 644                 struct iwl_bcast_filter_cmd cmd;
 645         } dbgfs_bcast_filtering;
 646 #endif
 647 #endif
 648
 649         /* Internal station */
 650         struct iwl_mvm_int_sta aux_sta;
 651
 652         bool last_ebs_successful;
 653
 654         u8 scan_last_antenna_idx; /* to toggle TX between antennas */
 655         u8 mgmt_last_antenna_idx;
 656
 657         /* last smart fifo state that was successfully sent to firmware */
 658         enum iwl_sf_state sf_state;
 659
 660 #ifdef CONFIG_IWLWIFI_DEBUGFS
 661         struct dentry *debugfs_dir;
 662         u32 dbgfs_sram_offset, dbgfs_sram_len;
 663         u32 dbgfs_prph_reg_addr;
 664         bool disable_power_off;
 665         bool disable_power_off_d3;
 666
 667         u32 scan_iter_notif_enabled; /* must be u32 for debugfs_create_bool */
 668
 669         struct debugfs_blob_wrapper nvm_hw_blob;
 670         struct debugfs_blob_wrapper nvm_sw_blob;
 671         struct debugfs_blob_wrapper nvm_calib_blob;
 672         struct debugfs_blob_wrapper nvm_prod_blob;
 673
 674         struct iwl_mvm_frame_stats drv_rx_stats;
 675         spinlock_t drv_stats_lock;
 676         u16 dbgfs_rx_phyinfo;
 677 #endif
 678
 679         struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
 680
 681         struct list_head time_event_list;
 682         spinlock_t time_event_lock;
 683
 684         /*
 685          * A bitmap indicating the index of the key in use. The firmware
 686          * can hold 16 keys at most. Reflect this fact.
 687          */
 688         unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
 689
 690         /* references taken by the driver and spinlock protecting them */
 691         spinlock_t refs_lock;
 692         u8 refs[IWL_MVM_REF_COUNT];
 693
 694         u8 vif_count;
 695
 696         /* -1 for always, 0 for never, >0 for that many times */
 697         s8 restart_fw;
 698         u8 fw_dbg_conf;
 699         struct delayed_work fw_dump_wk;
 700         struct iwl_mvm_dump_desc *fw_dump_desc;
 701
 702 #ifdef CONFIG_IWLWIFI_LEDS
 703         struct led_classdev led;
 704 #endif
 705
 706         struct ieee80211_vif *p2p_device_vif;
 707
 708 #ifdef CONFIG_PM_SLEEP
 709         struct wiphy_wowlan_support wowlan;
 710         int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
 711
 712         /* sched scan settings for net detect */
 713         struct cfg80211_sched_scan_request *nd_config;
 714         struct ieee80211_scan_ies nd_ies;
 715         struct cfg80211_match_set *nd_match_sets;
 716         int n_nd_match_sets;
 717         struct ieee80211_channel **nd_channels;
 718         int n_nd_channels;
 719         bool net_detect;
 720 #ifdef CONFIG_IWLWIFI_DEBUGFS
 721         u32 d3_wake_sysassert; /* must be u32 for debugfs_create_bool */
 722         bool d3_test_active;
 723         bool store_d3_resume_sram;
 724         void *d3_resume_sram;
 725         u32 d3_test_pme_ptr;
 726         struct ieee80211_vif *keep_vif;
 727         u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */
 728 #endif
 729 #endif
 730
 731         /* d0i3 */
 732         u8 d0i3_ap_sta_id;
 733         bool d0i3_offloading;
 734         struct work_struct d0i3_exit_work;
 735         struct sk_buff_head d0i3_tx;
 736         /* protect d0i3_suspend_flags */
 737         struct mutex d0i3_suspend_mutex;
 738         unsigned long d0i3_suspend_flags;
 739         /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
 740         spinlock_t d0i3_tx_lock;
 741         wait_queue_head_t d0i3_exit_waitq;
 742
 743         /* BT-Coex */
 744         u8 bt_ack_kill_msk[NUM_PHY_CTX];
 745         u8 bt_cts_kill_msk[NUM_PHY_CTX];
 746
 747         struct iwl_bt_coex_profile_notif_old last_bt_notif_old;
 748         struct iwl_bt_coex_ci_cmd_old last_bt_ci_cmd_old;
 749         struct iwl_bt_coex_profile_notif last_bt_notif;
 750         struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
 751
 752         u32 last_ant_isol;
 753         u8 last_corun_lut;
 754         u8 bt_tx_prio;
 755         enum iwl_bt_force_ant_mode bt_force_ant_mode;
 756
 757         /* Aux ROC */
 758         struct list_head aux_roc_te_list;
 759
 760         /* Thermal Throttling and CTkill */
 761         struct iwl_mvm_tt_mgmt thermal_throttle;
 762         s32 temperature;        /* Celsius */
 763         /*
 764          * Debug option to set the NIC temperature. This option makes the
 765          * driver think this is the actual NIC temperature, and ignore the
 766          * real temperature that is received from the fw
 767          */
 768         bool temperature_test;  /* Debug test temperature is enabled */
 769
 770         struct iwl_time_quota_cmd last_quota_cmd;
 771
 772 #ifdef CONFIG_NL80211_TESTMODE
 773         u32 noa_duration;
 774         struct ieee80211_vif *noa_vif;
 775 #endif
 776
 777         /* Tx queues */
 778         u8 aux_queue;
 779         u8 first_agg_queue;
 780         u8 last_agg_queue;
 781
 782         /* Indicate if device power save is allowed */
 783         u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
 784
 785         struct ieee80211_vif __rcu *csa_vif;
 786         struct ieee80211_vif __rcu *csa_tx_blocked_vif;
 787         u8 csa_tx_block_bcn_timeout;
 788
 789         /* system time of last beacon (for AP/GO interface) */
 790         u32 ap_last_beacon_gp2;
 791
 792         bool lar_regdom_set;
 793         enum iwl_mcc_source mcc_src;
 794
 795         u8 low_latency_agg_frame_limit;
 796
 797         /* TDLS channel switch data */
 798         struct {
 799                 struct delayed_work dwork;
 800                 enum iwl_mvm_tdls_cs_state state;
 801
 802                 /*
 803                  * Current cs sta - might be different from periodic cs peer
 804                  * station. Value is meaningless when the cs-state is idle.
 805                  */
 806                 u8 cur_sta_id;
 807
 808                 /* TDLS periodic channel-switch peer */
 809                 struct {
 810                         u8 sta_id;
 811                         u8 op_class;
 812                         bool initiator; /* are we the link initiator */
 813                         struct cfg80211_chan_def chandef;
 814                         struct sk_buff *skb; /* ch sw template */
 815                         u32 ch_sw_tm_ie;
 816
 817                         /* timestamp of last ch-sw request sent (GP2 time) */
 818                         u32 sent_timestamp;
 819                 } peer;
 820         } tdls_cs;
 821
 822         struct iwl_mvm_shared_mem_cfg shared_mem_cfg;
 823
 824         u32 ciphers[6];
 825 };
 826
 827 /* Extract MVM priv from op_mode and _hw */
 828 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode)               \
 829         ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
 830
 831 #define IWL_MAC80211_GET_MVM(_hw)                       \
 832         IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
 833
 834 enum iwl_mvm_status {
 835         IWL_MVM_STATUS_HW_RFKILL,
 836         IWL_MVM_STATUS_HW_CTKILL,
 837         IWL_MVM_STATUS_ROC_RUNNING,
 838         IWL_MVM_STATUS_IN_HW_RESTART,
 839         IWL_MVM_STATUS_IN_D0I3,
 840         IWL_MVM_STATUS_ROC_AUX_RUNNING,
 841         IWL_MVM_STATUS_D3_RECONFIG,
 842         IWL_MVM_STATUS_DUMPING_FW_LOG,
 843 };
 844
 845 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
 846 {
 847         return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
 848                test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
 849 }
 850
 851 /* Must be called with rcu_read_lock() held and it can only be
 852  * released when mvmsta is not needed anymore.
 853  */
 854 static inline struct iwl_mvm_sta *
 855 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id)
 856 {
 857         struct ieee80211_sta *sta;
 858
 859         if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
 860                 return NULL;
 861
 862         sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
 863
 864         /* This can happen if the station has been removed right now */
 865         if (IS_ERR_OR_NULL(sta))
 866                 return NULL;
 867
 868         return iwl_mvm_sta_from_mac80211(sta);
 869 }
 870
 871 static inline struct iwl_mvm_sta *
 872 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
 873 {
 874         struct ieee80211_sta *sta;
 875
 876         if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
 877                 return NULL;
 878
 879         sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
 880                                         lockdep_is_held(&mvm->mutex));
 881
 882         /* This can happen if the station has been removed right now */
 883         if (IS_ERR_OR_NULL(sta))
 884                 return NULL;
 885
 886         return iwl_mvm_sta_from_mac80211(sta);
 887 }
 888
 889 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
 890 {
 891         return mvm->trans->cfg->d0i3 &&
 892                mvm->trans->d0i3_mode != IWL_D0I3_MODE_OFF &&
 893                !iwlwifi_mod_params.d0i3_disable &&
 894                fw_has_capa(&mvm->fw->ucode_capa,
 895                            IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
 896 }
 897
 898 static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm)
 899 {
 900         bool nvm_lar = mvm->nvm_data->lar_enabled;
 901         bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa,
 902                                    IWL_UCODE_TLV_CAPA_LAR_SUPPORT);
 903
 904         if (iwlwifi_mod_params.lar_disable)
 905                 return false;
 906
 907         /*
 908          * Enable LAR only if it is supported by the FW (TLV) &&
 909          * enabled in the NVM
 910          */
 911         if (mvm->cfg->device_family == IWL_DEVICE_FAMILY_8000)
 912                 return nvm_lar && tlv_lar;
 913         else
 914                 return tlv_lar;
 915 }
 916
 917 static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm)
 918 {
 919         return fw_has_api(&mvm->fw->ucode_capa,
 920                           IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) ||
 921                fw_has_capa(&mvm->fw->ucode_capa,
 922                            IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC);
 923 }
 924
 925 static inline bool iwl_mvm_is_scd_cfg_supported(struct iwl_mvm *mvm)
 926 {
 927         return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_SCD_CFG);
 928 }
 929
 930 static inline bool iwl_mvm_bt_is_plcr_supported(struct iwl_mvm *mvm)
 931 {
 932         return fw_has_capa(&mvm->fw->ucode_capa,
 933                            IWL_UCODE_TLV_CAPA_BT_COEX_PLCR) &&
 934                 IWL_MVM_BT_COEX_CORUNNING;
 935 }
 936
 937 static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm)
 938 {
 939         return fw_has_capa(&mvm->fw->ucode_capa,
 940                            IWL_UCODE_TLV_CAPA_BT_COEX_RRC) &&
 941                 IWL_MVM_BT_COEX_RRC;
 942 }
 943
 944 extern const u8 iwl_mvm_ac_to_tx_fifo[];
 945
 946 struct iwl_rate_info {
 947         u8 plcp;        /* uCode API:  IWL_RATE_6M_PLCP, etc. */
 948         u8 plcp_siso;   /* uCode API:  IWL_RATE_SISO_6M_PLCP, etc. */
 949         u8 plcp_mimo2;  /* uCode API:  IWL_RATE_MIMO2_6M_PLCP, etc. */
 950         u8 plcp_mimo3;  /* uCode API:  IWL_RATE_MIMO3_6M_PLCP, etc. */
 951         u8 ieee;        /* MAC header:  IWL_RATE_6M_IEEE, etc. */
 952 };
 953
 954 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm);
 955 int __iwl_mvm_mac_start(struct iwl_mvm *mvm);
 956
 957 /******************
 958  * MVM Methods
 959  ******************/
 960 /* uCode */
 961 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
 962
 963 /* Utils */
 964 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
 965                                         enum ieee80211_band band);
 966 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
 967                                enum ieee80211_band band,
 968                                struct ieee80211_tx_rate *r);
 969 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
 970 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
 971 u8 first_antenna(u8 mask);
 972 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
 973
 974 /* Tx / Host Commands */
 975 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
 976                                   struct iwl_host_cmd *cmd);
 977 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u8 id,
 978                                       u32 flags, u16 len, const void *data);
 979 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
 980                                          struct iwl_host_cmd *cmd,
 981                                          u32 *status);
 982 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u8 id,
 983                                              u16 len, const void *data,
 984                                              u32 *status);
 985 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
 986                    struct ieee80211_sta *sta);
 987 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
 988 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
 989                         struct iwl_tx_cmd *tx_cmd,
 990                         struct ieee80211_tx_info *info, u8 sta_id);
 991 void iwl_mvm_set_tx_cmd_crypto(struct iwl_mvm *mvm,
 992                                struct ieee80211_tx_info *info,
 993                                struct iwl_tx_cmd *tx_cmd,
 994                                struct sk_buff *skb_frag);
 995 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd,
 996                             struct ieee80211_tx_info *info,
 997                             struct ieee80211_sta *sta, __le16 fc);
 998 #ifdef CONFIG_IWLWIFI_DEBUG
 999 const char *iwl_mvm_get_tx_fail_reason(u32 status);
1000 #else
1001 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
1002 #endif
1003 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, bool sync);
1004 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
1005
1006 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
1007 {
1008         flush_work(&mvm->async_handlers_wk);
1009 }
1010
1011 /* Statistics */
1012 void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm,
1013                                   struct iwl_rx_packet *pkt);
1014 int iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
1015                           struct iwl_rx_cmd_buffer *rxb,
1016                           struct iwl_device_cmd *cmd);
1017 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear);
1018 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm);
1019
1020 /* NVM */
1021 int iwl_nvm_init(struct iwl_mvm *mvm, bool read_nvm_from_nic);
1022 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
1023
1024 static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm)
1025 {
1026         return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ?
1027                mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant :
1028                mvm->fw->valid_tx_ant;
1029 }
1030
1031 static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm)
1032 {
1033         return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ?
1034                mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant :
1035                mvm->fw->valid_rx_ant;
1036 }
1037
1038 static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm)
1039 {
1040         u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN |
1041                            FW_PHY_CFG_RX_CHAIN);
1042         u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm);
1043         u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm);
1044
1045         phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS |
1046                       valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS;
1047
1048         return mvm->fw->phy_config & phy_config;
1049 }
1050
1051 int iwl_mvm_up(struct iwl_mvm *mvm);
1052 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
1053
1054 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
1055 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
1056                                     struct iwl_bcast_filter_cmd *cmd);
1057
1058 /*
1059  * FW notifications / CMD responses handlers
1060  * Convention: iwl_mvm_rx_<NAME OF THE CMD>
1061  */
1062 int iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1063                           struct iwl_device_cmd *cmd);
1064 int iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1065                        struct iwl_device_cmd *cmd);
1066 int iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1067                       struct iwl_device_cmd *cmd);
1068 int iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1069                         struct iwl_device_cmd *cmd);
1070 int iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
1071                                   struct iwl_rx_cmd_buffer *rxb,
1072                                   struct iwl_device_cmd *cmd);
1073 int iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1074                           struct iwl_device_cmd *cmd);
1075 int iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
1076                                 struct iwl_rx_cmd_buffer *rxb,
1077                                 struct iwl_device_cmd *cmd);
1078 int iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1079                             struct iwl_device_cmd *cmd);
1080 int iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm,
1081                                     struct iwl_rx_cmd_buffer *rxb,
1082                                     struct iwl_device_cmd *cmd);
1083
1084 /* MVM PHY */
1085 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1086                          struct cfg80211_chan_def *chandef,
1087                          u8 chains_static, u8 chains_dynamic);
1088 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1089                              struct cfg80211_chan_def *chandef,
1090                              u8 chains_static, u8 chains_dynamic);
1091 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
1092                           struct iwl_mvm_phy_ctxt *ctxt);
1093 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
1094                             struct iwl_mvm_phy_ctxt *ctxt);
1095 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm);
1096 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef);
1097 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef);
1098
1099 /* MAC (virtual interface) programming */
1100 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1101 void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1102 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1103 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1104                              bool force_assoc_off, const u8 *bssid_override);
1105 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1106 u32 iwl_mvm_mac_get_queues_mask(struct ieee80211_vif *vif);
1107 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
1108                                     struct ieee80211_vif *vif);
1109 int iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
1110                             struct iwl_rx_cmd_buffer *rxb,
1111                             struct iwl_device_cmd *cmd);
1112 int iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
1113                                     struct iwl_rx_cmd_buffer *rxb,
1114                                     struct iwl_device_cmd *cmd);
1115 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
1116                                     struct ieee80211_vif *vif);
1117 unsigned long iwl_mvm_get_used_hw_queues(struct iwl_mvm *mvm,
1118                                          struct ieee80211_vif *exclude_vif);
1119
1120 /* Bindings */
1121 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1122 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1123
1124 /* Quota management */
1125 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload,
1126                           struct ieee80211_vif *disabled_vif);
1127
1128 /* Scanning */
1129 int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1130                            struct cfg80211_scan_request *req,
1131                            struct ieee80211_scan_ies *ies);
1132 int iwl_mvm_scan_size(struct iwl_mvm *mvm);
1133 int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify);
1134 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm);
1135 void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm);
1136
1137 /* Scheduled scan */
1138 int iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm,
1139                                         struct iwl_rx_cmd_buffer *rxb,
1140                                         struct iwl_device_cmd *cmd);
1141 int iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1142                                              struct iwl_rx_cmd_buffer *rxb,
1143                                              struct iwl_device_cmd *cmd);
1144 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
1145                              struct ieee80211_vif *vif,
1146                              struct cfg80211_sched_scan_request *req,
1147                              struct ieee80211_scan_ies *ies,
1148                              int type);
1149 int iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm,
1150                                 struct iwl_rx_cmd_buffer *rxb,
1151                                 struct iwl_device_cmd *cmd);
1152
1153 /* UMAC scan */
1154 int iwl_mvm_config_scan(struct iwl_mvm *mvm);
1155 int iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm,
1156                                         struct iwl_rx_cmd_buffer *rxb,
1157                                         struct iwl_device_cmd *cmd);
1158 int iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1159                                              struct iwl_rx_cmd_buffer *rxb,
1160                                              struct iwl_device_cmd *cmd);
1161
1162 /* MVM debugfs */
1163 #ifdef CONFIG_IWLWIFI_DEBUGFS
1164 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
1165 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1166 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1167 #else
1168 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
1169                                          struct dentry *dbgfs_dir)
1170 {
1171         return 0;
1172 }
1173 static inline void
1174 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1175 {
1176 }
1177 static inline void
1178 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1179 {
1180 }
1181 #endif /* CONFIG_IWLWIFI_DEBUGFS */
1182
1183 /* rate scaling */
1184 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init);
1185 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg);
1186 int rs_pretty_print_rate(char *buf, const u32 rate);
1187 void rs_update_last_rssi(struct iwl_mvm *mvm,
1188                          struct iwl_lq_sta *lq_sta,
1189                          struct ieee80211_rx_status *rx_status);
1190
1191 /* power management */
1192 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
1193 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
1194 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm);
1195 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1196                                  char *buf, int bufsz);
1197
1198 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1199 int iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
1200                                              struct iwl_rx_cmd_buffer *rxb,
1201                                              struct iwl_device_cmd *cmd);
1202
1203 #ifdef CONFIG_IWLWIFI_LEDS
1204 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
1205 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
1206 #else
1207 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
1208 {
1209         return 0;
1210 }
1211 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
1212 {
1213 }
1214 #endif
1215
1216 /* D3 (WoWLAN, NetDetect) */
1217 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
1218 int iwl_mvm_resume(struct ieee80211_hw *hw);
1219 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
1220 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
1221                             struct ieee80211_vif *vif,
1222                             struct cfg80211_gtk_rekey_data *data);
1223 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
1224                               struct ieee80211_vif *vif,
1225                               struct inet6_dev *idev);
1226 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
1227                                      struct ieee80211_vif *vif, int idx);
1228 extern const struct file_operations iwl_dbgfs_d3_test_ops;
1229 #ifdef CONFIG_PM_SLEEP
1230 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
1231                                  struct ieee80211_vif *vif);
1232 #else
1233 static inline void
1234 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1235 {
1236 }
1237 #endif
1238 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
1239                                 struct iwl_wowlan_config_cmd *cmd);
1240 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
1241                                struct ieee80211_vif *vif,
1242                                bool disable_offloading,
1243                                u32 cmd_flags);
1244
1245 /* D0i3 */
1246 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1247 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1248 int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1249 bool iwl_mvm_ref_taken(struct iwl_mvm *mvm);
1250 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq);
1251 int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode);
1252 int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode);
1253 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm);
1254
1255 /* BT Coex */
1256 int iwl_send_bt_init_conf(struct iwl_mvm *mvm);
1257 int iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
1258                              struct iwl_rx_cmd_buffer *rxb,
1259                              struct iwl_device_cmd *cmd);
1260 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1261                            enum ieee80211_rssi_event_data);
1262 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
1263 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
1264                                 struct ieee80211_sta *sta);
1265 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
1266                                      struct ieee80211_sta *sta);
1267 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant);
1268 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
1269 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
1270                                     enum ieee80211_band band);
1271 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
1272                            struct ieee80211_tx_info *info, u8 ac);
1273
1274 bool iwl_mvm_bt_coex_is_shared_ant_avail_old(struct iwl_mvm *mvm);
1275 void iwl_mvm_bt_coex_vif_change_old(struct iwl_mvm *mvm);
1276 int iwl_send_bt_init_conf_old(struct iwl_mvm *mvm);
1277 int iwl_mvm_rx_bt_coex_notif_old(struct iwl_mvm *mvm,
1278                                  struct iwl_rx_cmd_buffer *rxb,
1279                                  struct iwl_device_cmd *cmd);
1280 void iwl_mvm_bt_rssi_event_old(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1281                                enum ieee80211_rssi_event_data);
1282 u16 iwl_mvm_coex_agg_time_limit_old(struct iwl_mvm *mvm,
1283                                     struct ieee80211_sta *sta);
1284 bool iwl_mvm_bt_coex_is_mimo_allowed_old(struct iwl_mvm *mvm,
1285                                          struct ieee80211_sta *sta);
1286 bool iwl_mvm_bt_coex_is_tpc_allowed_old(struct iwl_mvm *mvm,
1287                                         enum ieee80211_band band);
1288 int iwl_mvm_rx_ant_coupling_notif_old(struct iwl_mvm *mvm,
1289                                       struct iwl_rx_cmd_buffer *rxb,
1290                                       struct iwl_device_cmd *cmd);
1291
1292 /* beacon filtering */
1293 #ifdef CONFIG_IWLWIFI_DEBUGFS
1294 void
1295 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1296                                          struct iwl_beacon_filter_cmd *cmd);
1297 #else
1298 static inline void
1299 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1300                                          struct iwl_beacon_filter_cmd *cmd)
1301 {}
1302 #endif
1303 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
1304                                    struct ieee80211_vif *vif,
1305                                    bool enable, u32 flags);
1306 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
1307                                  struct ieee80211_vif *vif,
1308                                  u32 flags);
1309 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
1310                                   struct ieee80211_vif *vif,
1311                                   u32 flags);
1312 /* SMPS */
1313 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1314                                 enum iwl_mvm_smps_type_request req_type,
1315                                 enum ieee80211_smps_mode smps_request);
1316 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
1317
1318 /* Low latency */
1319 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1320                                bool value);
1321 /* get SystemLowLatencyMode - only needed for beacon threshold? */
1322 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1323 /* get VMACLowLatencyMode */
1324 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1325 {
1326         /*
1327          * should this consider associated/active/... state?
1328          *
1329          * Normally low-latency should only be active on interfaces
1330          * that are active, but at least with debugfs it can also be
1331          * enabled on interfaces that aren't active. However, when
1332          * interface aren't active then they aren't added into the
1333          * binding, so this has no real impact. For now, just return
1334          * the current desired low-latency state.
1335          */
1336
1337         return mvmvif->low_latency;
1338 }
1339
1340 /* hw scheduler queue config */
1341 void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, u16 ssn,
1342                         const struct iwl_trans_txq_scd_cfg *cfg,
1343                         unsigned int wdg_timeout);
1344 void iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, u8 flags);
1345
1346 static inline
1347 void iwl_mvm_enable_ac_txq(struct iwl_mvm *mvm, int queue,
1348                            u8 fifo, unsigned int wdg_timeout)
1349 {
1350         struct iwl_trans_txq_scd_cfg cfg = {
1351                 .fifo = fifo,
1352                 .tid = IWL_MAX_TID_COUNT,
1353                 .aggregate = false,
1354                 .frame_limit = IWL_FRAME_LIMIT,
1355         };
1356
1357         iwl_mvm_enable_txq(mvm, queue, 0, &cfg, wdg_timeout);
1358 }
1359
1360 static inline void iwl_mvm_enable_agg_txq(struct iwl_mvm *mvm, int queue,
1361                                           int fifo, int sta_id, int tid,
1362                                           int frame_limit, u16 ssn,
1363                                           unsigned int wdg_timeout)
1364 {
1365         struct iwl_trans_txq_scd_cfg cfg = {
1366                 .fifo = fifo,
1367                 .sta_id = sta_id,
1368                 .tid = tid,
1369                 .frame_limit = frame_limit,
1370                 .aggregate = true,
1371         };
1372
1373         iwl_mvm_enable_txq(mvm, queue, ssn, &cfg, wdg_timeout);
1374 }
1375
1376 /* Thermal management and CT-kill */
1377 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
1378 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp);
1379 int iwl_mvm_temp_notif(struct iwl_mvm *mvm,
1380                        struct iwl_rx_cmd_buffer *rxb,
1381                        struct iwl_device_cmd *cmd);
1382 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
1383 void iwl_mvm_tt_initialize(struct iwl_mvm *mvm, u32 min_backoff);
1384 void iwl_mvm_tt_exit(struct iwl_mvm *mvm);
1385 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
1386 int iwl_mvm_get_temp(struct iwl_mvm *mvm);
1387
1388 /* Location Aware Regulatory */
1389 struct iwl_mcc_update_resp *
1390 iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2,
1391                    enum iwl_mcc_source src_id);
1392 int iwl_mvm_init_mcc(struct iwl_mvm *mvm);
1393 int iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm,
1394                                struct iwl_rx_cmd_buffer *rxb,
1395                                struct iwl_device_cmd *cmd);
1396 struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy,
1397                                                   const char *alpha2,
1398                                                   enum iwl_mcc_source src_id,
1399                                                   bool *changed);
1400 struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm,
1401                                                           bool *changed);
1402 int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm);
1403 void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm);
1404
1405 /* smart fifo */
1406 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1407                       bool added_vif);
1408
1409 /* TDLS */
1410
1411 /*
1412  * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present.
1413  * This TID is marked as used vs the AP and all connected TDLS peers.
1414  */
1415 #define IWL_MVM_TDLS_FW_TID 4
1416
1417 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1418 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm);
1419 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1420                                bool sta_added);
1421 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
1422                                            struct ieee80211_vif *vif);
1423 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw,
1424                                 struct ieee80211_vif *vif,
1425                                 struct ieee80211_sta *sta, u8 oper_class,
1426                                 struct cfg80211_chan_def *chandef,
1427                                 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie);
1428 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw,
1429                                       struct ieee80211_vif *vif,
1430                                       struct ieee80211_tdls_ch_sw_params *params);
1431 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw,
1432                                         struct ieee80211_vif *vif,
1433                                         struct ieee80211_sta *sta);
1434 int iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1435                           struct iwl_device_cmd *cmd);
1436 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work);
1437
1438 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm);
1439
1440 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
1441 void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm);
1442
1443 int iwl_mvm_start_fw_dbg_conf(struct iwl_mvm *mvm, u8 id);
1444 int iwl_mvm_fw_dbg_collect(struct iwl_mvm *mvm, enum iwl_fw_dbg_trigger trig,
1445                            const char *str, size_t len, unsigned int delay);
1446 int iwl_mvm_fw_dbg_collect_desc(struct iwl_mvm *mvm,
1447                                 struct iwl_mvm_dump_desc *desc,
1448                                 unsigned int delay);
1449 void iwl_mvm_free_fw_dump_desc(struct iwl_mvm *mvm);
1450 int iwl_mvm_fw_dbg_collect_trig(struct iwl_mvm *mvm,
1451                                 struct iwl_fw_dbg_trigger_tlv *trigger,
1452                                 const char *fmt, ...) __printf(3, 4);
1453 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm,
1454                                     struct ieee80211_vif *vif,
1455                                     bool tdls, bool cmd_q);
1456 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1457                              const char *errmsg);
1458 static inline bool
1459 iwl_fw_dbg_trigger_vif_match(struct iwl_fw_dbg_trigger_tlv *trig,
1460                              struct ieee80211_vif *vif)
1461 {
1462         u32 trig_vif = le32_to_cpu(trig->vif_type);
1463
1464         return trig_vif == IWL_FW_DBG_CONF_VIF_ANY || vif->type == trig_vif;
1465 }
1466
1467 static inline bool
1468 iwl_fw_dbg_trigger_stop_conf_match(struct iwl_mvm *mvm,
1469                                    struct iwl_fw_dbg_trigger_tlv *trig)
1470 {
1471         return ((trig->mode & IWL_FW_DBG_TRIGGER_STOP) &&
1472                 (mvm->fw_dbg_conf == FW_DBG_INVALID ||
1473                 (BIT(mvm->fw_dbg_conf) & le32_to_cpu(trig->stop_conf_ids))));
1474 }
1475
1476 static inline bool
1477 iwl_fw_dbg_trigger_check_stop(struct iwl_mvm *mvm,
1478                               struct ieee80211_vif *vif,
1479                               struct iwl_fw_dbg_trigger_tlv *trig)
1480 {
1481         if (vif && !iwl_fw_dbg_trigger_vif_match(trig, vif))
1482                 return false;
1483
1484         return iwl_fw_dbg_trigger_stop_conf_match(mvm, trig);
1485 }
1486
1487 static inline void
1488 iwl_fw_dbg_trigger_simple_stop(struct iwl_mvm *mvm,
1489                                struct ieee80211_vif *vif,
1490                                enum iwl_fw_dbg_trigger trig)
1491 {
1492         struct iwl_fw_dbg_trigger_tlv *trigger;
1493
1494         if (!iwl_fw_dbg_trigger_enabled(mvm->fw, trig))
1495                 return;
1496
1497         trigger = iwl_fw_dbg_get_trigger(mvm->fw, trig);
1498         if (!iwl_fw_dbg_trigger_check_stop(mvm, vif, trigger))
1499                 return;
1500
1501         iwl_mvm_fw_dbg_collect_trig(mvm, trigger, NULL);
1502 }
1503
1504 #endif /* __IWL_MVM_H__ */