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 "sta.h"
  79 #include "fw-api.h"
  80 #include "constants.h"
  81
  82 #define IWL_INVALID_MAC80211_QUEUE      0xff
  83 #define IWL_MVM_MAX_ADDRESSES           5
  84 /* RSSI offset for WkP */
  85 #define IWL_RSSI_OFFSET 50
  86 #define IWL_MVM_MISSED_BEACONS_THRESHOLD 8
  87 /* A TimeUnit is 1024 microsecond */
  88 #define MSEC_TO_TU(_msec)       (_msec*1000/1024)
  89
  90 /* This value represents the number of TUs before CSA "beacon 0" TBTT
  91  * when the CSA time-event needs to be scheduled to start.  It must be
  92  * big enough to ensure that we switch in time.
  93  */
  94 #define IWL_MVM_CHANNEL_SWITCH_TIME_GO          40
  95
  96 /*
  97  * This value (in TUs) is used to fine tune the CSA NoA end time which should
  98  * be just before "beacon 0" TBTT.
  99  */
 100 #define IWL_MVM_CHANNEL_SWITCH_MARGIN 4
 101
 102 /*
 103  * Number of beacons to transmit on a new channel until we unblock tx to
 104  * the stations, even if we didn't identify them on a new channel
 105  */
 106 #define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3
 107
 108 extern const struct ieee80211_ops iwl_mvm_hw_ops;
 109
 110 /**
 111  * struct iwl_mvm_mod_params - module parameters for iwlmvm
 112  * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted.
 113  *      We will register to mac80211 to have testmode working. The NIC must not
 114  *      be up'ed after the INIT fw asserted. This is useful to be able to use
 115  *      proprietary tools over testmode to debug the INIT fw.
 116  * @power_scheme: CAM(Continuous Active Mode)-1, BPS(Balanced Power
 117  *      Save)-2(default), LP(Low Power)-3
 118  */
 119 struct iwl_mvm_mod_params {
 120         bool init_dbg;
 121         int power_scheme;
 122 };
 123 extern struct iwl_mvm_mod_params iwlmvm_mod_params;
 124
 125 /**
 126  * struct iwl_mvm_dump_ptrs - set of pointers needed for the fw-error-dump
 127  *
 128  * @op_mode_ptr: pointer to the buffer coming from the mvm op_mode
 129  * @trans_ptr: pointer to struct %iwl_trans_dump_data which contains the
 130  *      transport's data.
 131  * @trans_len: length of the valid data in trans_ptr
 132  * @op_mode_len: length of the valid data in op_mode_ptr
 133  */
 134 struct iwl_mvm_dump_ptrs {
 135         struct iwl_trans_dump_data *trans_ptr;
 136         void *op_mode_ptr;
 137         u32 op_mode_len;
 138 };
 139
 140 struct iwl_mvm_phy_ctxt {
 141         u16 id;
 142         u16 color;
 143         u32 ref;
 144
 145         /*
 146          * TODO: This should probably be removed. Currently here only for rate
 147          * scaling algorithm
 148          */
 149         struct ieee80211_channel *channel;
 150 };
 151
 152 struct iwl_mvm_time_event_data {
 153         struct ieee80211_vif *vif;
 154         struct list_head list;
 155         unsigned long end_jiffies;
 156         u32 duration;
 157         bool running;
 158         u32 uid;
 159
 160         /*
 161          * The access to the 'id' field must be done when the
 162          * mvm->time_event_lock is held, as it value is used to indicate
 163          * if the te is in the time event list or not (when id == TE_MAX)
 164          */
 165         u32 id;
 166 };
 167
 168  /* Power management */
 169
 170 /**
 171  * enum iwl_power_scheme
 172  * @IWL_POWER_LEVEL_CAM - Continuously Active Mode
 173  * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default)
 174  * @IWL_POWER_LEVEL_LP  - Low Power
 175  */
 176 enum iwl_power_scheme {
 177         IWL_POWER_SCHEME_CAM = 1,
 178         IWL_POWER_SCHEME_BPS,
 179         IWL_POWER_SCHEME_LP
 180 };
 181
 182 #define IWL_CONN_MAX_LISTEN_INTERVAL    10
 183 #define IWL_UAPSD_MAX_SP                IEEE80211_WMM_IE_STA_QOSINFO_SP_2
 184
 185 #ifdef CONFIG_IWLWIFI_DEBUGFS
 186 enum iwl_dbgfs_pm_mask {
 187         MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0),
 188         MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1),
 189         MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2),
 190         MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3),
 191         MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4),
 192         MVM_DEBUGFS_PM_LPRX_ENA = BIT(6),
 193         MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7),
 194         MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8),
 195         MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9),
 196         MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10),
 197 };
 198
 199 struct iwl_dbgfs_pm {
 200         u16 keep_alive_seconds;
 201         u32 rx_data_timeout;
 202         u32 tx_data_timeout;
 203         bool skip_over_dtim;
 204         u8 skip_dtim_periods;
 205         bool lprx_ena;
 206         u32 lprx_rssi_threshold;
 207         bool snooze_ena;
 208         bool uapsd_misbehaving;
 209         bool use_ps_poll;
 210         int mask;
 211 };
 212
 213 /* beacon filtering */
 214
 215 enum iwl_dbgfs_bf_mask {
 216         MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0),
 217         MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1),
 218         MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2),
 219         MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3),
 220         MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4),
 221         MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5),
 222         MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6),
 223         MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7),
 224         MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8),
 225         MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9),
 226         MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10),
 227 };
 228
 229 struct iwl_dbgfs_bf {
 230         u32 bf_energy_delta;
 231         u32 bf_roaming_energy_delta;
 232         u32 bf_roaming_state;
 233         u32 bf_temp_threshold;
 234         u32 bf_temp_fast_filter;
 235         u32 bf_temp_slow_filter;
 236         u32 bf_enable_beacon_filter;
 237         u32 bf_debug_flag;
 238         u32 bf_escape_timer;
 239         u32 ba_escape_timer;
 240         u32 ba_enable_beacon_abort;
 241         int mask;
 242 };
 243 #endif
 244
 245 enum iwl_mvm_smps_type_request {
 246         IWL_MVM_SMPS_REQ_BT_COEX,
 247         IWL_MVM_SMPS_REQ_TT,
 248         IWL_MVM_SMPS_REQ_PROT,
 249         NUM_IWL_MVM_SMPS_REQ,
 250 };
 251
 252 enum iwl_mvm_ref_type {
 253         IWL_MVM_REF_UCODE_DOWN,
 254         IWL_MVM_REF_SCAN,
 255         IWL_MVM_REF_ROC,
 256         IWL_MVM_REF_P2P_CLIENT,
 257         IWL_MVM_REF_AP_IBSS,
 258         IWL_MVM_REF_USER,
 259         IWL_MVM_REF_TX,
 260         IWL_MVM_REF_TX_AGG,
 261         IWL_MVM_REF_ADD_IF,
 262         IWL_MVM_REF_START_AP,
 263         IWL_MVM_REF_BSS_CHANGED,
 264         IWL_MVM_REF_PREPARE_TX,
 265         IWL_MVM_REF_PROTECT_TDLS,
 266         IWL_MVM_REF_CHECK_CTKILL,
 267         IWL_MVM_REF_PRPH_READ,
 268         IWL_MVM_REF_PRPH_WRITE,
 269         IWL_MVM_REF_NMI,
 270         IWL_MVM_REF_TM_CMD,
 271         IWL_MVM_REF_EXIT_WORK,
 272
 273         /* update debugfs.c when changing this */
 274
 275         IWL_MVM_REF_COUNT,
 276 };
 277
 278 enum iwl_bt_force_ant_mode {
 279         BT_FORCE_ANT_DIS = 0,
 280         BT_FORCE_ANT_AUTO,
 281         BT_FORCE_ANT_BT,
 282         BT_FORCE_ANT_WIFI,
 283
 284         BT_FORCE_ANT_MAX,
 285 };
 286
 287 /**
 288 * struct iwl_mvm_vif_bf_data - beacon filtering related data
 289 * @bf_enabled: indicates if beacon filtering is enabled
 290 * @ba_enabled: indicated if beacon abort is enabled
 291 * @last_beacon_signal: last beacon rssi signal in dbm
 292 * @ave_beacon_signal: average beacon signal
 293 * @last_cqm_event: rssi of the last cqm event
 294 * @bt_coex_min_thold: minimum threshold for BT coex
 295 * @bt_coex_max_thold: maximum threshold for BT coex
 296 * @last_bt_coex_event: rssi of the last BT coex event
 297 */
 298 struct iwl_mvm_vif_bf_data {
 299         bool bf_enabled;
 300         bool ba_enabled;
 301         s8 ave_beacon_signal;
 302         s8 last_cqm_event;
 303         s8 bt_coex_min_thold;
 304         s8 bt_coex_max_thold;
 305         s8 last_bt_coex_event;
 306 };
 307
 308 /**
 309  * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
 310  * @id: between 0 and 3
 311  * @color: to solve races upon MAC addition and removal
 312  * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
 313  * @bssid: BSSID for this (client) interface
 314  * @associated: indicates that we're currently associated, used only for
 315  *      managing the firmware state in iwl_mvm_bss_info_changed_station()
 316  * @uploaded: indicates the MAC context has been added to the device
 317  * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
 318  *      should get quota etc.
 319  * @pm_enabled - Indicate if MAC power management is allowed
 320  * @monitor_active: indicates that monitor context is configured, and that the
 321  *      interface should get quota etc.
 322  * @low_latency: indicates that this interface is in low-latency mode
 323  *      (VMACLowLatencyMode)
 324  * @ps_disabled: indicates that this interface requires PS to be disabled
 325  * @queue_params: QoS params for this MAC
 326  * @bcast_sta: station used for broadcast packets. Used by the following
 327  *  vifs: P2P_DEVICE, GO and AP.
 328  * @beacon_skb: the skb used to hold the AP/GO beacon template
 329  * @smps_requests: the SMPS requests of differents parts of the driver,
 330  *      combined on update to yield the overall request to mac80211.
 331  */
 332 struct iwl_mvm_vif {
 333         u16 id;
 334         u16 color;
 335         u8 ap_sta_id;
 336
 337         u8 bssid[ETH_ALEN];
 338         bool associated;
 339
 340         bool uploaded;
 341         bool ap_ibss_active;
 342         bool pm_enabled;
 343         bool monitor_active;
 344         bool low_latency;
 345         bool ps_disabled;
 346         struct iwl_mvm_vif_bf_data bf_data;
 347
 348         u32 ap_beacon_time;
 349
 350         enum iwl_tsf_id tsf_id;
 351
 352         /*
 353          * QoS data from mac80211, need to store this here
 354          * as mac80211 has a separate callback but we need
 355          * to have the data for the MAC context
 356          */
 357         struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
 358         struct iwl_mvm_time_event_data time_event_data;
 359         struct iwl_mvm_time_event_data hs_time_event_data;
 360
 361         struct iwl_mvm_int_sta bcast_sta;
 362
 363         /*
 364          * Assigned while mac80211 has the interface in a channel context,
 365          * or, for P2P Device, while it exists.
 366          */
 367         struct iwl_mvm_phy_ctxt *phy_ctxt;
 368
 369 #ifdef CONFIG_PM_SLEEP
 370         /* WoWLAN GTK rekey data */
 371         struct {
 372                 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
 373                 __le64 replay_ctr;
 374                 bool valid;
 375         } rekey_data;
 376
 377         int tx_key_idx;
 378
 379         bool seqno_valid;
 380         u16 seqno;
 381 #endif
 382
 383 #if IS_ENABLED(CONFIG_IPV6)
 384         /* IPv6 addresses for WoWLAN */
 385         struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
 386         int num_target_ipv6_addrs;
 387 #endif
 388
 389 #ifdef CONFIG_IWLWIFI_DEBUGFS
 390         struct iwl_mvm *mvm;
 391         struct dentry *dbgfs_dir;
 392         struct dentry *dbgfs_slink;
 393         struct iwl_dbgfs_pm dbgfs_pm;
 394         struct iwl_dbgfs_bf dbgfs_bf;
 395         struct iwl_mac_power_cmd mac_pwr_cmd;
 396 #endif
 397
 398         enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
 399
 400         /* FW identified misbehaving AP */
 401         u8 uapsd_misbehaving_bssid[ETH_ALEN];
 402 };
 403
 404 static inline struct iwl_mvm_vif *
 405 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
 406 {
 407         return (void *)vif->drv_priv;
 408 }
 409
 410 extern const u8 tid_to_mac80211_ac[];
 411
 412 enum iwl_scan_status {
 413         IWL_MVM_SCAN_NONE,
 414         IWL_MVM_SCAN_OS,
 415         IWL_MVM_SCAN_SCHED,
 416 };
 417
 418 /**
 419  * struct iwl_nvm_section - describes an NVM section in memory.
 420  *
 421  * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
 422  * and saved for later use by the driver. Not all NVM sections are saved
 423  * this way, only the needed ones.
 424  */
 425 struct iwl_nvm_section {
 426         u16 length;
 427         const u8 *data;
 428 };
 429
 430 /*
 431  * Tx-backoff threshold
 432  * @temperature: The threshold in Celsius
 433  * @backoff: The tx-backoff in uSec
 434  */
 435 struct iwl_tt_tx_backoff {
 436         s32 temperature;
 437         u32 backoff;
 438 };
 439
 440 #define TT_TX_BACKOFF_SIZE 6
 441
 442 /**
 443  * struct iwl_tt_params - thermal throttling parameters
 444  * @ct_kill_entry: CT Kill entry threshold
 445  * @ct_kill_exit: CT Kill exit threshold
 446  * @ct_kill_duration: The time  intervals (in uSec) in which the driver needs
 447  *      to checks whether to exit CT Kill.
 448  * @dynamic_smps_entry: Dynamic SMPS entry threshold
 449  * @dynamic_smps_exit: Dynamic SMPS exit threshold
 450  * @tx_protection_entry: TX protection entry threshold
 451  * @tx_protection_exit: TX protection exit threshold
 452  * @tx_backoff: Array of thresholds for tx-backoff , in ascending order.
 453  * @support_ct_kill: Support CT Kill?
 454  * @support_dynamic_smps: Support dynamic SMPS?
 455  * @support_tx_protection: Support tx protection?
 456  * @support_tx_backoff: Support tx-backoff?
 457  */
 458 struct iwl_tt_params {
 459         s32 ct_kill_entry;
 460         s32 ct_kill_exit;
 461         u32 ct_kill_duration;
 462         s32 dynamic_smps_entry;
 463         s32 dynamic_smps_exit;
 464         s32 tx_protection_entry;
 465         s32 tx_protection_exit;
 466         struct iwl_tt_tx_backoff tx_backoff[TT_TX_BACKOFF_SIZE];
 467         bool support_ct_kill;
 468         bool support_dynamic_smps;
 469         bool support_tx_protection;
 470         bool support_tx_backoff;
 471 };
 472
 473 /**
 474  * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
 475  * @ct_kill_exit: worker to exit thermal kill
 476  * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
 477  * @tx_backoff: The current thremal throttling tx backoff in uSec.
 478  * @min_backoff: The minimal tx backoff due to power restrictions
 479  * @params: Parameters to configure the thermal throttling algorithm.
 480  * @throttle: Is thermal throttling is active?
 481  */
 482 struct iwl_mvm_tt_mgmt {
 483         struct delayed_work ct_kill_exit;
 484         bool dynamic_smps;
 485         u32 tx_backoff;
 486         u32 min_backoff;
 487         const struct iwl_tt_params *params;
 488         bool throttle;
 489 };
 490
 491 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
 492
 493 struct iwl_mvm_frame_stats {
 494         u32 legacy_frames;
 495         u32 ht_frames;
 496         u32 vht_frames;
 497         u32 bw_20_frames;
 498         u32 bw_40_frames;
 499         u32 bw_80_frames;
 500         u32 bw_160_frames;
 501         u32 sgi_frames;
 502         u32 ngi_frames;
 503         u32 siso_frames;
 504         u32 mimo2_frames;
 505         u32 agg_frames;
 506         u32 ampdu_count;
 507         u32 success_frames;
 508         u32 fail_frames;
 509         u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
 510         int last_frame_idx;
 511 };
 512
 513 enum {
 514         D0I3_DEFER_WAKEUP,
 515         D0I3_PENDING_WAKEUP,
 516 };
 517
 518 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff
 519 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100
 520 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200
 521
 522 struct iwl_mvm {
 523         /* for logger access */
 524         struct device *dev;
 525
 526         struct iwl_trans *trans;
 527         const struct iwl_fw *fw;
 528         const struct iwl_cfg *cfg;
 529         struct iwl_phy_db *phy_db;
 530         struct ieee80211_hw *hw;
 531
 532         /* for protecting access to iwl_mvm */
 533         struct mutex mutex;
 534         struct list_head async_handlers_list;
 535         spinlock_t async_handlers_lock;
 536         struct work_struct async_handlers_wk;
 537
 538         struct work_struct roc_done_wk;
 539
 540         unsigned long status;
 541
 542         /*
 543          * for beacon filtering -
 544          * currently only one interface can be supported
 545          */
 546         struct iwl_mvm_vif *bf_allowed_vif;
 547
 548         enum iwl_ucode_type cur_ucode;
 549         bool ucode_loaded;
 550         bool init_ucode_complete;
 551         bool calibrating;
 552         u32 error_event_table;
 553         u32 log_event_table;
 554         u32 umac_error_event_table;
 555         bool support_umac_log;
 556         struct iwl_sf_region sf_space;
 557
 558         u32 ampdu_ref;
 559
 560         struct iwl_notif_wait_data notif_wait;
 561
 562         struct mvm_statistics_rx rx_stats;
 563
 564         u8 queue_to_mac80211[IWL_MAX_HW_QUEUES];
 565         atomic_t mac80211_queue_stop_count[IEEE80211_MAX_QUEUES];
 566
 567         const char *nvm_file_name;
 568         struct iwl_nvm_data *nvm_data;
 569         /* NVM sections */
 570         struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
 571
 572         /* EEPROM MAC addresses */
 573         struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
 574
 575         /* data related to data path */
 576         struct iwl_rx_phy_info last_phy_info;
 577         struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
 578         struct work_struct sta_drained_wk;
 579         unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
 580         atomic_t pending_frames[IWL_MVM_STATION_COUNT];
 581         u8 rx_ba_sessions;
 582
 583         /* configured by mac80211 */
 584         u32 rts_threshold;
 585
 586         /* Scan status, cmd (pre-allocated) and auxiliary station */
 587         enum iwl_scan_status scan_status;
 588         void *scan_cmd;
 589         struct iwl_mcast_filter_cmd *mcast_filter_cmd;
 590
 591         /* UMAC scan tracking */
 592         u32 scan_uid[IWL_MVM_MAX_SIMULTANEOUS_SCANS];
 593         u8 scan_seq_num, sched_scan_seq_num;
 594
 595         /* rx chain antennas set through debugfs for the scan command */
 596         u8 scan_rx_ant;
 597
 598 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
 599         /* broadcast filters to configure for each associated station */
 600         const struct iwl_fw_bcast_filter *bcast_filters;
 601 #ifdef CONFIG_IWLWIFI_DEBUGFS
 602         struct {
 603                 u32 override; /* u32 for debugfs_create_bool */
 604                 struct iwl_bcast_filter_cmd cmd;
 605         } dbgfs_bcast_filtering;
 606 #endif
 607 #endif
 608
 609         /* Internal station */
 610         struct iwl_mvm_int_sta aux_sta;
 611
 612         bool last_ebs_successful;
 613
 614         u8 scan_last_antenna_idx; /* to toggle TX between antennas */
 615         u8 mgmt_last_antenna_idx;
 616
 617         /* last smart fifo state that was successfully sent to firmware */
 618         enum iwl_sf_state sf_state;
 619
 620 #ifdef CONFIG_IWLWIFI_DEBUGFS
 621         struct dentry *debugfs_dir;
 622         u32 dbgfs_sram_offset, dbgfs_sram_len;
 623         u32 dbgfs_prph_reg_addr;
 624         bool disable_power_off;
 625         bool disable_power_off_d3;
 626
 627         struct debugfs_blob_wrapper nvm_hw_blob;
 628         struct debugfs_blob_wrapper nvm_sw_blob;
 629         struct debugfs_blob_wrapper nvm_calib_blob;
 630         struct debugfs_blob_wrapper nvm_prod_blob;
 631
 632         struct iwl_mvm_frame_stats drv_rx_stats;
 633         spinlock_t drv_stats_lock;
 634 #endif
 635
 636         struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
 637
 638         struct list_head time_event_list;
 639         spinlock_t time_event_lock;
 640
 641         /*
 642          * A bitmap indicating the index of the key in use. The firmware
 643          * can hold 16 keys at most. Reflect this fact.
 644          */
 645         unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
 646
 647         /* references taken by the driver and spinlock protecting them */
 648         spinlock_t refs_lock;
 649         u8 refs[IWL_MVM_REF_COUNT];
 650
 651         u8 vif_count;
 652
 653         /* -1 for always, 0 for never, >0 for that many times */
 654         s8 restart_fw;
 655         struct work_struct fw_error_dump_wk;
 656
 657 #ifdef CONFIG_IWLWIFI_LEDS
 658         struct led_classdev led;
 659 #endif
 660
 661         struct ieee80211_vif *p2p_device_vif;
 662
 663 #ifdef CONFIG_PM_SLEEP
 664         struct wiphy_wowlan_support wowlan;
 665         int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
 666
 667         /* sched scan settings for net detect */
 668         struct cfg80211_sched_scan_request *nd_config;
 669         struct ieee80211_scan_ies *nd_ies;
 670 #ifdef CONFIG_IWLWIFI_DEBUGFS
 671         u32 d3_wake_sysassert; /* must be u32 for debugfs_create_bool */
 672         bool d3_test_active;
 673         bool store_d3_resume_sram;
 674         void *d3_resume_sram;
 675         u32 d3_test_pme_ptr;
 676         struct ieee80211_vif *keep_vif;
 677 #endif
 678 #endif
 679
 680         /* d0i3 */
 681         u8 d0i3_ap_sta_id;
 682         bool d0i3_offloading;
 683         struct work_struct d0i3_exit_work;
 684         struct sk_buff_head d0i3_tx;
 685         /* protect d0i3_suspend_flags */
 686         struct mutex d0i3_suspend_mutex;
 687         unsigned long d0i3_suspend_flags;
 688         /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
 689         spinlock_t d0i3_tx_lock;
 690         wait_queue_head_t d0i3_exit_waitq;
 691
 692         /* BT-Coex */
 693         u8 bt_ack_kill_msk[NUM_PHY_CTX];
 694         u8 bt_cts_kill_msk[NUM_PHY_CTX];
 695
 696         struct iwl_bt_coex_profile_notif_old last_bt_notif_old;
 697         struct iwl_bt_coex_ci_cmd_old last_bt_ci_cmd_old;
 698         struct iwl_bt_coex_profile_notif last_bt_notif;
 699         struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
 700
 701         u32 last_ant_isol;
 702         u8 last_corun_lut;
 703         u8 bt_tx_prio;
 704         enum iwl_bt_force_ant_mode bt_force_ant_mode;
 705
 706         /* Aux ROC */
 707         struct list_head aux_roc_te_list;
 708
 709         /* Thermal Throttling and CTkill */
 710         struct iwl_mvm_tt_mgmt thermal_throttle;
 711         s32 temperature;        /* Celsius */
 712         /*
 713          * Debug option to set the NIC temperature. This option makes the
 714          * driver think this is the actual NIC temperature, and ignore the
 715          * real temperature that is received from the fw
 716          */
 717         bool temperature_test;  /* Debug test temperature is enabled */
 718
 719         struct iwl_time_quota_cmd last_quota_cmd;
 720
 721 #ifdef CONFIG_NL80211_TESTMODE
 722         u32 noa_duration;
 723         struct ieee80211_vif *noa_vif;
 724 #endif
 725
 726         /* Tx queues */
 727         u8 aux_queue;
 728         u8 first_agg_queue;
 729         u8 last_agg_queue;
 730
 731         /* Indicate if device power save is allowed */
 732         u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
 733
 734         struct ieee80211_vif __rcu *csa_vif;
 735         struct ieee80211_vif __rcu *csa_tx_blocked_vif;
 736         u8 csa_tx_block_bcn_timeout;
 737
 738         /* system time of last beacon (for AP/GO interface) */
 739         u32 ap_last_beacon_gp2;
 740
 741         u8 low_latency_agg_frame_limit;
 742 };
 743
 744 /* Extract MVM priv from op_mode and _hw */
 745 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode)               \
 746         ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
 747
 748 #define IWL_MAC80211_GET_MVM(_hw)                       \
 749         IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
 750
 751 enum iwl_mvm_status {
 752         IWL_MVM_STATUS_HW_RFKILL,
 753         IWL_MVM_STATUS_HW_CTKILL,
 754         IWL_MVM_STATUS_ROC_RUNNING,
 755         IWL_MVM_STATUS_IN_HW_RESTART,
 756         IWL_MVM_STATUS_IN_D0I3,
 757         IWL_MVM_STATUS_ROC_AUX_RUNNING,
 758         IWL_MVM_STATUS_D3_RECONFIG,
 759 };
 760
 761 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
 762 {
 763         return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
 764                test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
 765 }
 766
 767 static inline struct iwl_mvm_sta *
 768 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
 769 {
 770         struct ieee80211_sta *sta;
 771
 772         if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
 773                 return NULL;
 774
 775         sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
 776                                         lockdep_is_held(&mvm->mutex));
 777
 778         /* This can happen if the station has been removed right now */
 779         if (IS_ERR_OR_NULL(sta))
 780                 return NULL;
 781
 782         return iwl_mvm_sta_from_mac80211(sta);
 783 }
 784
 785 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
 786 {
 787         return mvm->trans->cfg->d0i3 &&
 788                (mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
 789 }
 790
 791 static inline bool iwl_mvm_is_dqa_supported(struct iwl_mvm *mvm)
 792 {
 793         return mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_DQA_SUPPORT;
 794 }
 795
 796 extern const u8 iwl_mvm_ac_to_tx_fifo[];
 797
 798 struct iwl_rate_info {
 799         u8 plcp;        /* uCode API:  IWL_RATE_6M_PLCP, etc. */
 800         u8 plcp_siso;   /* uCode API:  IWL_RATE_SISO_6M_PLCP, etc. */
 801         u8 plcp_mimo2;  /* uCode API:  IWL_RATE_MIMO2_6M_PLCP, etc. */
 802         u8 plcp_mimo3;  /* uCode API:  IWL_RATE_MIMO3_6M_PLCP, etc. */
 803         u8 ieee;        /* MAC header:  IWL_RATE_6M_IEEE, etc. */
 804 };
 805
 806 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm);
 807 int __iwl_mvm_mac_start(struct iwl_mvm *mvm);
 808
 809 /******************
 810  * MVM Methods
 811  ******************/
 812 /* uCode */
 813 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
 814
 815 /* Utils */
 816 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
 817                                         enum ieee80211_band band);
 818 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
 819                                enum ieee80211_band band,
 820                                struct ieee80211_tx_rate *r);
 821 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
 822 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
 823 u8 first_antenna(u8 mask);
 824 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
 825
 826 /* Tx / Host Commands */
 827 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
 828                                   struct iwl_host_cmd *cmd);
 829 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u8 id,
 830                                       u32 flags, u16 len, const void *data);
 831 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
 832                                          struct iwl_host_cmd *cmd,
 833                                          u32 *status);
 834 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u8 id,
 835                                              u16 len, const void *data,
 836                                              u32 *status);
 837 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
 838                    struct ieee80211_sta *sta);
 839 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
 840 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
 841                         struct iwl_tx_cmd *tx_cmd,
 842                         struct ieee80211_tx_info *info, u8 sta_id);
 843 void iwl_mvm_set_tx_cmd_crypto(struct iwl_mvm *mvm,
 844                                struct ieee80211_tx_info *info,
 845                                struct iwl_tx_cmd *tx_cmd,
 846                                struct sk_buff *skb_frag);
 847 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd,
 848                             struct ieee80211_tx_info *info,
 849                             struct ieee80211_sta *sta, __le16 fc);
 850 #ifdef CONFIG_IWLWIFI_DEBUG
 851 const char *iwl_mvm_get_tx_fail_reason(u32 status);
 852 #else
 853 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
 854 #endif
 855 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, bool sync);
 856 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
 857
 858 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
 859 {
 860         flush_work(&mvm->async_handlers_wk);
 861 }
 862
 863 /* Statistics */
 864 int iwl_mvm_rx_reply_statistics(struct iwl_mvm *mvm,
 865                                 struct iwl_rx_cmd_buffer *rxb,
 866                                 struct iwl_device_cmd *cmd);
 867 int iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
 868                           struct iwl_rx_cmd_buffer *rxb,
 869                           struct iwl_device_cmd *cmd);
 870
 871 /* NVM */
 872 int iwl_nvm_init(struct iwl_mvm *mvm, bool read_nvm_from_nic);
 873 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
 874
 875 int iwl_mvm_up(struct iwl_mvm *mvm);
 876 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
 877
 878 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
 879 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
 880                                     struct iwl_bcast_filter_cmd *cmd);
 881
 882 /*
 883  * FW notifications / CMD responses handlers
 884  * Convention: iwl_mvm_rx_<NAME OF THE CMD>
 885  */
 886 int iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 887                           struct iwl_device_cmd *cmd);
 888 int iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 889                        struct iwl_device_cmd *cmd);
 890 int iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 891                       struct iwl_device_cmd *cmd);
 892 int iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 893                         struct iwl_device_cmd *cmd);
 894 int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 895                          struct iwl_device_cmd *cmd);
 896 int iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
 897                                   struct iwl_rx_cmd_buffer *rxb,
 898                                   struct iwl_device_cmd *cmd);
 899 int iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 900                           struct iwl_device_cmd *cmd);
 901 int iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
 902                                 struct iwl_rx_cmd_buffer *rxb,
 903                                 struct iwl_device_cmd *cmd);
 904 int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 905                          struct iwl_device_cmd *cmd);
 906
 907 /* MVM PHY */
 908 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
 909                          struct cfg80211_chan_def *chandef,
 910                          u8 chains_static, u8 chains_dynamic);
 911 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
 912                              struct cfg80211_chan_def *chandef,
 913                              u8 chains_static, u8 chains_dynamic);
 914 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
 915                           struct iwl_mvm_phy_ctxt *ctxt);
 916 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
 917                             struct iwl_mvm_phy_ctxt *ctxt);
 918 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm);
 919 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef);
 920 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef);
 921
 922 /* MAC (virtual interface) programming */
 923 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 924 void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 925 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 926 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
 927                              bool force_assoc_off, const u8 *bssid_override);
 928 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 929 u32 iwl_mvm_mac_get_queues_mask(struct ieee80211_vif *vif);
 930 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
 931                                     struct ieee80211_vif *vif);
 932 int iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
 933                             struct iwl_rx_cmd_buffer *rxb,
 934                             struct iwl_device_cmd *cmd);
 935 int iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
 936                                     struct iwl_rx_cmd_buffer *rxb,
 937                                     struct iwl_device_cmd *cmd);
 938 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
 939                                     struct ieee80211_vif *vif);
 940
 941 /* Bindings */
 942 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 943 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 944
 945 /* Quota management */
 946 int iwl_mvm_update_quotas(struct iwl_mvm *mvm,
 947                           struct ieee80211_vif *disabled_vif);
 948
 949 /* Scanning */
 950 int iwl_mvm_scan_size(struct iwl_mvm *mvm);
 951 int iwl_mvm_scan_request(struct iwl_mvm *mvm,
 952                          struct ieee80211_vif *vif,
 953                          struct cfg80211_scan_request *req);
 954 int iwl_mvm_rx_scan_response(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 955                              struct iwl_device_cmd *cmd);
 956 int iwl_mvm_rx_scan_complete(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 957                              struct iwl_device_cmd *cmd);
 958 int iwl_mvm_cancel_scan(struct iwl_mvm *mvm);
 959 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm, bool is_sched_scan);
 960
 961 /* Scheduled scan */
 962 int iwl_mvm_rx_scan_offload_complete_notif(struct iwl_mvm *mvm,
 963                                            struct iwl_rx_cmd_buffer *rxb,
 964                                            struct iwl_device_cmd *cmd);
 965 int iwl_mvm_config_sched_scan(struct iwl_mvm *mvm,
 966                               struct ieee80211_vif *vif,
 967                               struct cfg80211_sched_scan_request *req,
 968                               struct ieee80211_scan_ies *ies);
 969 int iwl_mvm_config_sched_scan_profiles(struct iwl_mvm *mvm,
 970                                        struct cfg80211_sched_scan_request *req);
 971 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
 972                              struct cfg80211_sched_scan_request *req);
 973 int iwl_mvm_scan_offload_start(struct iwl_mvm *mvm,
 974                                struct ieee80211_vif *vif,
 975                                struct cfg80211_sched_scan_request *req,
 976                                struct ieee80211_scan_ies *ies);
 977 int iwl_mvm_scan_offload_stop(struct iwl_mvm *mvm, bool notify);
 978 int iwl_mvm_rx_scan_offload_results(struct iwl_mvm *mvm,
 979                                     struct iwl_rx_cmd_buffer *rxb,
 980                                     struct iwl_device_cmd *cmd);
 981
 982 /* Unified scan */
 983 int iwl_mvm_unified_scan_lmac(struct iwl_mvm *mvm,
 984                               struct ieee80211_vif *vif,
 985                               struct ieee80211_scan_request *req);
 986 int iwl_mvm_unified_sched_scan_lmac(struct iwl_mvm *mvm,
 987                                     struct ieee80211_vif *vif,
 988                                     struct cfg80211_sched_scan_request *req,
 989                                     struct ieee80211_scan_ies *ies);
 990
 991 /* UMAC scan */
 992 int iwl_mvm_config_scan(struct iwl_mvm *mvm);
 993 int iwl_mvm_scan_umac(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
 994                       struct ieee80211_scan_request *req);
 995 int iwl_mvm_sched_scan_umac(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
 996                             struct cfg80211_sched_scan_request *req,
 997                             struct ieee80211_scan_ies *ies);
 998 int iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm,
 999                                         struct iwl_rx_cmd_buffer *rxb,
1000                                         struct iwl_device_cmd *cmd);
1001
1002 /* MVM debugfs */
1003 #ifdef CONFIG_IWLWIFI_DEBUGFS
1004 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
1005 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1006 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1007 #else
1008 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
1009                                          struct dentry *dbgfs_dir)
1010 {
1011         return 0;
1012 }
1013 static inline void
1014 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1015 {
1016 }
1017 static inline void
1018 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1019 {
1020 }
1021 #endif /* CONFIG_IWLWIFI_DEBUGFS */
1022
1023 /* rate scaling */
1024 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init);
1025 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm,
1026                                 struct iwl_mvm_frame_stats *stats,
1027                                 u32 rate, bool agg);
1028 int rs_pretty_print_rate(char *buf, const u32 rate);
1029 void rs_update_last_rssi(struct iwl_mvm *mvm,
1030                          struct iwl_lq_sta *lq_sta,
1031                          struct ieee80211_rx_status *rx_status);
1032
1033 /* power management */
1034 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
1035 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
1036 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm);
1037 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1038                                  char *buf, int bufsz);
1039
1040 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1041 int iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
1042                                              struct iwl_rx_cmd_buffer *rxb,
1043                                              struct iwl_device_cmd *cmd);
1044
1045 #ifdef CONFIG_IWLWIFI_LEDS
1046 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
1047 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
1048 #else
1049 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
1050 {
1051         return 0;
1052 }
1053 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
1054 {
1055 }
1056 #endif
1057
1058 /* D3 (WoWLAN, NetDetect) */
1059 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
1060 int iwl_mvm_resume(struct ieee80211_hw *hw);
1061 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
1062 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
1063                             struct ieee80211_vif *vif,
1064                             struct cfg80211_gtk_rekey_data *data);
1065 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
1066                               struct ieee80211_vif *vif,
1067                               struct inet6_dev *idev);
1068 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
1069                                      struct ieee80211_vif *vif, int idx);
1070 extern const struct file_operations iwl_dbgfs_d3_test_ops;
1071 #ifdef CONFIG_PM_SLEEP
1072 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
1073                                  struct ieee80211_vif *vif);
1074 #else
1075 static inline void
1076 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1077 {
1078 }
1079 #endif
1080 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
1081                                 struct iwl_wowlan_config_cmd_v2 *cmd);
1082 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
1083                                struct ieee80211_vif *vif,
1084                                bool disable_offloading,
1085                                u32 cmd_flags);
1086
1087 /* D0i3 */
1088 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1089 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1090 int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1091 bool iwl_mvm_ref_taken(struct iwl_mvm *mvm);
1092 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq);
1093 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm);
1094
1095 /* BT Coex */
1096 int iwl_send_bt_init_conf(struct iwl_mvm *mvm);
1097 int iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
1098                              struct iwl_rx_cmd_buffer *rxb,
1099                              struct iwl_device_cmd *cmd);
1100 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1101                            enum ieee80211_rssi_event rssi_event);
1102 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
1103 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
1104                                 struct ieee80211_sta *sta);
1105 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
1106                                      struct ieee80211_sta *sta);
1107 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant);
1108 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
1109 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
1110                                     enum ieee80211_band band);
1111 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
1112                            struct ieee80211_tx_info *info, u8 ac);
1113
1114 bool iwl_mvm_bt_coex_is_ant_avail_old(struct iwl_mvm *mvm, u8 ant);
1115 bool iwl_mvm_bt_coex_is_shared_ant_avail_old(struct iwl_mvm *mvm);
1116 void iwl_mvm_bt_coex_vif_change_old(struct iwl_mvm *mvm);
1117 int iwl_send_bt_init_conf_old(struct iwl_mvm *mvm);
1118 int iwl_mvm_rx_bt_coex_notif_old(struct iwl_mvm *mvm,
1119                                  struct iwl_rx_cmd_buffer *rxb,
1120                                  struct iwl_device_cmd *cmd);
1121 void iwl_mvm_bt_rssi_event_old(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1122                                enum ieee80211_rssi_event rssi_event);
1123 u16 iwl_mvm_coex_agg_time_limit_old(struct iwl_mvm *mvm,
1124                                     struct ieee80211_sta *sta);
1125 bool iwl_mvm_bt_coex_is_mimo_allowed_old(struct iwl_mvm *mvm,
1126                                          struct ieee80211_sta *sta);
1127 bool iwl_mvm_bt_coex_is_tpc_allowed_old(struct iwl_mvm *mvm,
1128                                         enum ieee80211_band band);
1129 int iwl_mvm_rx_ant_coupling_notif_old(struct iwl_mvm *mvm,
1130                                       struct iwl_rx_cmd_buffer *rxb,
1131                                       struct iwl_device_cmd *cmd);
1132
1133 enum iwl_bt_kill_msk {
1134         BT_KILL_MSK_DEFAULT,
1135         BT_KILL_MSK_NEVER,
1136         BT_KILL_MSK_ALWAYS,
1137         BT_KILL_MSK_MAX,
1138 };
1139
1140 extern const u8 iwl_bt_ack_kill_msk[BT_MAX_AG][BT_COEX_MAX_LUT];
1141 extern const u8 iwl_bt_cts_kill_msk[BT_MAX_AG][BT_COEX_MAX_LUT];
1142 extern const u32 iwl_bt_ctl_kill_msk[BT_KILL_MSK_MAX];
1143
1144 /* beacon filtering */
1145 #ifdef CONFIG_IWLWIFI_DEBUGFS
1146 void
1147 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1148                                          struct iwl_beacon_filter_cmd *cmd);
1149 #else
1150 static inline void
1151 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1152                                          struct iwl_beacon_filter_cmd *cmd)
1153 {}
1154 #endif
1155 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
1156                                    struct ieee80211_vif *vif,
1157                                    bool enable, u32 flags);
1158 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
1159                                  struct ieee80211_vif *vif,
1160                                  u32 flags);
1161 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
1162                                   struct ieee80211_vif *vif,
1163                                   u32 flags);
1164 /* SMPS */
1165 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1166                                 enum iwl_mvm_smps_type_request req_type,
1167                                 enum ieee80211_smps_mode smps_request);
1168 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
1169
1170 /* Low latency */
1171 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1172                                bool value);
1173 /* get SystemLowLatencyMode - only needed for beacon threshold? */
1174 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1175 /* get VMACLowLatencyMode */
1176 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1177 {
1178         /*
1179          * should this consider associated/active/... state?
1180          *
1181          * Normally low-latency should only be active on interfaces
1182          * that are active, but at least with debugfs it can also be
1183          * enabled on interfaces that aren't active. However, when
1184          * interface aren't active then they aren't added into the
1185          * binding, so this has no real impact. For now, just return
1186          * the current desired low-latency state.
1187          */
1188
1189         return mvmvif->low_latency;
1190 }
1191
1192 /* hw scheduler queue config */
1193 void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, u16 ssn,
1194                         const struct iwl_trans_txq_scd_cfg *cfg);
1195 void iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue);
1196
1197 static inline void iwl_mvm_enable_ac_txq(struct iwl_mvm *mvm, int queue,
1198                                          u8 fifo)
1199 {
1200         struct iwl_trans_txq_scd_cfg cfg = {
1201                 .fifo = fifo,
1202                 .tid = IWL_MAX_TID_COUNT,
1203                 .aggregate = false,
1204                 .frame_limit = IWL_FRAME_LIMIT,
1205         };
1206
1207         iwl_mvm_enable_txq(mvm, queue, 0, &cfg);
1208 }
1209
1210 static inline void iwl_mvm_enable_agg_txq(struct iwl_mvm *mvm, int queue,
1211                                           int fifo, int sta_id, int tid,
1212                                           int frame_limit, u16 ssn)
1213 {
1214         struct iwl_trans_txq_scd_cfg cfg = {
1215                 .fifo = fifo,
1216                 .sta_id = sta_id,
1217                 .tid = tid,
1218                 .frame_limit = frame_limit,
1219                 .aggregate = true,
1220         };
1221
1222         iwl_mvm_enable_txq(mvm, queue, ssn, &cfg);
1223 }
1224
1225 /* Assoc status */
1226 bool iwl_mvm_is_idle(struct iwl_mvm *mvm);
1227
1228 /* Thermal management and CT-kill */
1229 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
1230 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp);
1231 int iwl_mvm_temp_notif(struct iwl_mvm *mvm,
1232                        struct iwl_rx_cmd_buffer *rxb,
1233                        struct iwl_device_cmd *cmd);
1234 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
1235 void iwl_mvm_tt_initialize(struct iwl_mvm *mvm, u32 min_backoff);
1236 void iwl_mvm_tt_exit(struct iwl_mvm *mvm);
1237 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
1238 int iwl_mvm_get_temp(struct iwl_mvm *mvm);
1239
1240 /* smart fifo */
1241 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1242                       bool added_vif);
1243
1244 /* TDLS */
1245 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1246 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm);
1247 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1248                                bool sta_added);
1249 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
1250                                            struct ieee80211_vif *vif);
1251
1252 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm);
1253
1254 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
1255 void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm);
1256
1257 #endif /* __IWL_MVM_H__ */