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

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  10  * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
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  37  * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
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  66  *****************************************************************************/
  67
  68 #ifndef __IWL_MVM_H__
  69 #define __IWL_MVM_H__
  70
  71 #include <linux/list.h>
  72 #include <linux/spinlock.h>
  73 #include <linux/leds.h>
  74 #include <linux/in6.h>
  75
  76 #ifdef CONFIG_THERMAL
  77 #include <linux/thermal.h>
  78 #endif
  79
  80 #include "iwl-op-mode.h"
  81 #include "iwl-trans.h"
  82 #include "iwl-notif-wait.h"
  83 #include "iwl-eeprom-parse.h"
  84 #include "iwl-fw-file.h"
  85 #include "iwl-config.h"
  86 #include "sta.h"
  87 #include "fw-api.h"
  88 #include "constants.h"
  89 #include "tof.h"
  90
  91 #define IWL_MVM_MAX_ADDRESSES           5
  92 /* RSSI offset for WkP */
  93 #define IWL_RSSI_OFFSET 50
  94 #define IWL_MVM_MISSED_BEACONS_THRESHOLD 8
  95 /* A TimeUnit is 1024 microsecond */
  96 #define MSEC_TO_TU(_msec)       (_msec*1000/1024)
  97
  98 /* For GO, this value represents the number of TUs before CSA "beacon
  99  * 0" TBTT when the CSA time-event needs to be scheduled to start.  It
 100  * must be big enough to ensure that we switch in time.
 101  */
 102 #define IWL_MVM_CHANNEL_SWITCH_TIME_GO          40
 103
 104 /* For client, this value represents the number of TUs before CSA
 105  * "beacon 1" TBTT, instead.  This is because we don't know when the
 106  * GO/AP will be in the new channel, so we switch early enough.
 107  */
 108 #define IWL_MVM_CHANNEL_SWITCH_TIME_CLIENT      10
 109
 110 /*
 111  * This value (in TUs) is used to fine tune the CSA NoA end time which should
 112  * be just before "beacon 0" TBTT.
 113  */
 114 #define IWL_MVM_CHANNEL_SWITCH_MARGIN 4
 115
 116 /*
 117  * Number of beacons to transmit on a new channel until we unblock tx to
 118  * the stations, even if we didn't identify them on a new channel
 119  */
 120 #define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3
 121
 122 extern const struct ieee80211_ops iwl_mvm_hw_ops;
 123
 124 /**
 125  * struct iwl_mvm_mod_params - module parameters for iwlmvm
 126  * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted.
 127  *      We will register to mac80211 to have testmode working. The NIC must not
 128  *      be up'ed after the INIT fw asserted. This is useful to be able to use
 129  *      proprietary tools over testmode to debug the INIT fw.
 130  * @tfd_q_hang_detect: enabled the detection of hung transmit queues
 131  * @power_scheme: one of enum iwl_power_scheme
 132  */
 133 struct iwl_mvm_mod_params {
 134         bool init_dbg;
 135         bool tfd_q_hang_detect;
 136         int power_scheme;
 137 };
 138 extern struct iwl_mvm_mod_params iwlmvm_mod_params;
 139
 140 /**
 141  * struct iwl_mvm_dump_ptrs - set of pointers needed for the fw-error-dump
 142  *
 143  * @op_mode_ptr: pointer to the buffer coming from the mvm op_mode
 144  * @trans_ptr: pointer to struct %iwl_trans_dump_data which contains the
 145  *      transport's data.
 146  * @trans_len: length of the valid data in trans_ptr
 147  * @op_mode_len: length of the valid data in op_mode_ptr
 148  */
 149 struct iwl_mvm_dump_ptrs {
 150         struct iwl_trans_dump_data *trans_ptr;
 151         void *op_mode_ptr;
 152         u32 op_mode_len;
 153 };
 154
 155 /**
 156  * struct iwl_mvm_dump_desc - describes the dump
 157  * @len: length of trig_desc->data
 158  * @trig_desc: the description of the dump
 159  */
 160 struct iwl_mvm_dump_desc {
 161         size_t len;
 162         /* must be last */
 163         struct iwl_fw_error_dump_trigger_desc trig_desc;
 164 };
 165
 166 extern const struct iwl_mvm_dump_desc iwl_mvm_dump_desc_assert;
 167
 168 struct iwl_mvm_phy_ctxt {
 169         u16 id;
 170         u16 color;
 171         u32 ref;
 172
 173         /*
 174          * TODO: This should probably be removed. Currently here only for rate
 175          * scaling algorithm
 176          */
 177         struct ieee80211_channel *channel;
 178 };
 179
 180 struct iwl_mvm_time_event_data {
 181         struct ieee80211_vif *vif;
 182         struct list_head list;
 183         unsigned long end_jiffies;
 184         u32 duration;
 185         bool running;
 186         u32 uid;
 187
 188         /*
 189          * The access to the 'id' field must be done when the
 190          * mvm->time_event_lock is held, as it value is used to indicate
 191          * if the te is in the time event list or not (when id == TE_MAX)
 192          */
 193         u32 id;
 194 };
 195
 196  /* Power management */
 197
 198 /**
 199  * enum iwl_power_scheme
 200  * @IWL_POWER_LEVEL_CAM - Continuously Active Mode
 201  * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default)
 202  * @IWL_POWER_LEVEL_LP  - Low Power
 203  */
 204 enum iwl_power_scheme {
 205         IWL_POWER_SCHEME_CAM = 1,
 206         IWL_POWER_SCHEME_BPS,
 207         IWL_POWER_SCHEME_LP
 208 };
 209
 210 #define IWL_CONN_MAX_LISTEN_INTERVAL    10
 211 #define IWL_UAPSD_MAX_SP                IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL
 212
 213 #ifdef CONFIG_IWLWIFI_DEBUGFS
 214 enum iwl_dbgfs_pm_mask {
 215         MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0),
 216         MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1),
 217         MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2),
 218         MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3),
 219         MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4),
 220         MVM_DEBUGFS_PM_LPRX_ENA = BIT(6),
 221         MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7),
 222         MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8),
 223         MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9),
 224         MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10),
 225 };
 226
 227 struct iwl_dbgfs_pm {
 228         u16 keep_alive_seconds;
 229         u32 rx_data_timeout;
 230         u32 tx_data_timeout;
 231         bool skip_over_dtim;
 232         u8 skip_dtim_periods;
 233         bool lprx_ena;
 234         u32 lprx_rssi_threshold;
 235         bool snooze_ena;
 236         bool uapsd_misbehaving;
 237         bool use_ps_poll;
 238         int mask;
 239 };
 240
 241 /* beacon filtering */
 242
 243 enum iwl_dbgfs_bf_mask {
 244         MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0),
 245         MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1),
 246         MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2),
 247         MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3),
 248         MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4),
 249         MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5),
 250         MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6),
 251         MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7),
 252         MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8),
 253         MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9),
 254         MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10),
 255 };
 256
 257 struct iwl_dbgfs_bf {
 258         u32 bf_energy_delta;
 259         u32 bf_roaming_energy_delta;
 260         u32 bf_roaming_state;
 261         u32 bf_temp_threshold;
 262         u32 bf_temp_fast_filter;
 263         u32 bf_temp_slow_filter;
 264         u32 bf_enable_beacon_filter;
 265         u32 bf_debug_flag;
 266         u32 bf_escape_timer;
 267         u32 ba_escape_timer;
 268         u32 ba_enable_beacon_abort;
 269         int mask;
 270 };
 271 #endif
 272
 273 enum iwl_mvm_smps_type_request {
 274         IWL_MVM_SMPS_REQ_BT_COEX,
 275         IWL_MVM_SMPS_REQ_TT,
 276         IWL_MVM_SMPS_REQ_PROT,
 277         NUM_IWL_MVM_SMPS_REQ,
 278 };
 279
 280 enum iwl_mvm_ref_type {
 281         IWL_MVM_REF_UCODE_DOWN,
 282         IWL_MVM_REF_SCAN,
 283         IWL_MVM_REF_ROC,
 284         IWL_MVM_REF_ROC_AUX,
 285         IWL_MVM_REF_P2P_CLIENT,
 286         IWL_MVM_REF_AP_IBSS,
 287         IWL_MVM_REF_USER,
 288         IWL_MVM_REF_TX,
 289         IWL_MVM_REF_TX_AGG,
 290         IWL_MVM_REF_ADD_IF,
 291         IWL_MVM_REF_START_AP,
 292         IWL_MVM_REF_BSS_CHANGED,
 293         IWL_MVM_REF_PREPARE_TX,
 294         IWL_MVM_REF_PROTECT_TDLS,
 295         IWL_MVM_REF_CHECK_CTKILL,
 296         IWL_MVM_REF_PRPH_READ,
 297         IWL_MVM_REF_PRPH_WRITE,
 298         IWL_MVM_REF_NMI,
 299         IWL_MVM_REF_TM_CMD,
 300         IWL_MVM_REF_EXIT_WORK,
 301         IWL_MVM_REF_PROTECT_CSA,
 302         IWL_MVM_REF_FW_DBG_COLLECT,
 303         IWL_MVM_REF_INIT_UCODE,
 304         IWL_MVM_REF_SENDING_CMD,
 305         IWL_MVM_REF_RX,
 306
 307         /* update debugfs.c when changing this */
 308
 309         IWL_MVM_REF_COUNT,
 310 };
 311
 312 enum iwl_bt_force_ant_mode {
 313         BT_FORCE_ANT_DIS = 0,
 314         BT_FORCE_ANT_AUTO,
 315         BT_FORCE_ANT_BT,
 316         BT_FORCE_ANT_WIFI,
 317
 318         BT_FORCE_ANT_MAX,
 319 };
 320
 321 /**
 322 * struct iwl_mvm_vif_bf_data - beacon filtering related data
 323 * @bf_enabled: indicates if beacon filtering is enabled
 324 * @ba_enabled: indicated if beacon abort is enabled
 325 * @ave_beacon_signal: average beacon signal
 326 * @last_cqm_event: rssi of the last cqm event
 327 * @bt_coex_min_thold: minimum threshold for BT coex
 328 * @bt_coex_max_thold: maximum threshold for BT coex
 329 * @last_bt_coex_event: rssi of the last BT coex event
 330 */
 331 struct iwl_mvm_vif_bf_data {
 332         bool bf_enabled;
 333         bool ba_enabled;
 334         int ave_beacon_signal;
 335         int last_cqm_event;
 336         int bt_coex_min_thold;
 337         int bt_coex_max_thold;
 338         int last_bt_coex_event;
 339 };
 340
 341 /**
 342  * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
 343  * @id: between 0 and 3
 344  * @color: to solve races upon MAC addition and removal
 345  * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
 346  * @bssid: BSSID for this (client) interface
 347  * @associated: indicates that we're currently associated, used only for
 348  *      managing the firmware state in iwl_mvm_bss_info_changed_station()
 349  * @ap_assoc_sta_count: count of stations associated to us - valid only
 350  *      if VIF type is AP
 351  * @uploaded: indicates the MAC context has been added to the device
 352  * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
 353  *      should get quota etc.
 354  * @pm_enabled - Indicate if MAC power management is allowed
 355  * @monitor_active: indicates that monitor context is configured, and that the
 356  *      interface should get quota etc.
 357  * @low_latency_traffic: indicates low latency traffic was detected
 358  * @low_latency_dbgfs: low latency mode set from debugfs
 359  * @low_latency_vcmd: low latency mode set from vendor command
 360  * @ps_disabled: indicates that this interface requires PS to be disabled
 361  * @queue_params: QoS params for this MAC
 362  * @bcast_sta: station used for broadcast packets. Used by the following
 363  *  vifs: P2P_DEVICE, GO and AP.
 364  * @beacon_skb: the skb used to hold the AP/GO beacon template
 365  * @smps_requests: the SMPS requests of different parts of the driver,
 366  *      combined on update to yield the overall request to mac80211.
 367  * @beacon_stats: beacon statistics, containing the # of received beacons,
 368  *      # of received beacons accumulated over FW restart, and the current
 369  *      average signal of beacons retrieved from the firmware
 370  * @csa_failed: CSA failed to schedule time event, report an error later
 371  * @features: hw features active for this vif
 372  */
 373 struct iwl_mvm_vif {
 374         struct iwl_mvm *mvm;
 375         u16 id;
 376         u16 color;
 377         u8 ap_sta_id;
 378
 379         u8 bssid[ETH_ALEN];
 380         bool associated;
 381         u8 ap_assoc_sta_count;
 382
 383         u16 cab_queue;
 384
 385         bool uploaded;
 386         bool ap_ibss_active;
 387         bool pm_enabled;
 388         bool monitor_active;
 389         bool low_latency_traffic, low_latency_dbgfs, low_latency_vcmd;
 390         bool ps_disabled;
 391         struct iwl_mvm_vif_bf_data bf_data;
 392
 393         struct {
 394                 u32 num_beacons, accu_num_beacons;
 395                 u8 avg_signal;
 396         } beacon_stats;
 397
 398         u32 ap_beacon_time;
 399
 400         enum iwl_tsf_id tsf_id;
 401
 402         /*
 403          * QoS data from mac80211, need to store this here
 404          * as mac80211 has a separate callback but we need
 405          * to have the data for the MAC context
 406          */
 407         struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
 408         struct iwl_mvm_time_event_data time_event_data;
 409         struct iwl_mvm_time_event_data hs_time_event_data;
 410
 411         struct iwl_mvm_int_sta bcast_sta;
 412         struct iwl_mvm_int_sta mcast_sta;
 413
 414         /*
 415          * Assigned while mac80211 has the interface in a channel context,
 416          * or, for P2P Device, while it exists.
 417          */
 418         struct iwl_mvm_phy_ctxt *phy_ctxt;
 419
 420 #ifdef CONFIG_PM
 421         /* WoWLAN GTK rekey data */
 422         struct {
 423                 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
 424                 __le64 replay_ctr;
 425                 bool valid;
 426         } rekey_data;
 427
 428         int tx_key_idx;
 429
 430         bool seqno_valid;
 431         u16 seqno;
 432 #endif
 433
 434 #if IS_ENABLED(CONFIG_IPV6)
 435         /* IPv6 addresses for WoWLAN */
 436         struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
 437         unsigned long tentative_addrs[BITS_TO_LONGS(IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX)];
 438         int num_target_ipv6_addrs;
 439 #endif
 440
 441 #ifdef CONFIG_IWLWIFI_DEBUGFS
 442         struct dentry *dbgfs_dir;
 443         struct dentry *dbgfs_slink;
 444         struct iwl_dbgfs_pm dbgfs_pm;
 445         struct iwl_dbgfs_bf dbgfs_bf;
 446         struct iwl_mac_power_cmd mac_pwr_cmd;
 447         int dbgfs_quota_min;
 448 #endif
 449
 450         enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
 451
 452         /* FW identified misbehaving AP */
 453         u8 uapsd_misbehaving_bssid[ETH_ALEN];
 454
 455         /* Indicates that CSA countdown may be started */
 456         bool csa_countdown;
 457         bool csa_failed;
 458         u16 csa_target_freq;
 459
 460         /* TCP Checksum Offload */
 461         netdev_features_t features;
 462
 463         /*
 464          * link quality measurement - used to check whether this interface
 465          * is in the middle of a link quality measurement
 466          */
 467         bool lqm_active;
 468 };
 469
 470 static inline struct iwl_mvm_vif *
 471 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
 472 {
 473         if (!vif)
 474                 return NULL;
 475         return (void *)vif->drv_priv;
 476 }
 477
 478 extern const u8 tid_to_mac80211_ac[];
 479
 480 #define IWL_MVM_SCAN_STOPPING_SHIFT     8
 481
 482 enum iwl_scan_status {
 483         IWL_MVM_SCAN_REGULAR            = BIT(0),
 484         IWL_MVM_SCAN_SCHED              = BIT(1),
 485         IWL_MVM_SCAN_NETDETECT          = BIT(2),
 486
 487         IWL_MVM_SCAN_STOPPING_REGULAR   = BIT(8),
 488         IWL_MVM_SCAN_STOPPING_SCHED     = BIT(9),
 489         IWL_MVM_SCAN_STOPPING_NETDETECT = BIT(10),
 490
 491         IWL_MVM_SCAN_REGULAR_MASK       = IWL_MVM_SCAN_REGULAR |
 492                                           IWL_MVM_SCAN_STOPPING_REGULAR,
 493         IWL_MVM_SCAN_SCHED_MASK         = IWL_MVM_SCAN_SCHED |
 494                                           IWL_MVM_SCAN_STOPPING_SCHED,
 495         IWL_MVM_SCAN_NETDETECT_MASK     = IWL_MVM_SCAN_NETDETECT |
 496                                           IWL_MVM_SCAN_STOPPING_NETDETECT,
 497
 498         IWL_MVM_SCAN_STOPPING_MASK      = 0xff << IWL_MVM_SCAN_STOPPING_SHIFT,
 499         IWL_MVM_SCAN_MASK               = 0xff,
 500 };
 501
 502 enum iwl_mvm_scan_type {
 503         IWL_SCAN_TYPE_NOT_SET,
 504         IWL_SCAN_TYPE_UNASSOC,
 505         IWL_SCAN_TYPE_WILD,
 506         IWL_SCAN_TYPE_MILD,
 507         IWL_SCAN_TYPE_FRAGMENTED,
 508 };
 509
 510 enum iwl_mvm_sched_scan_pass_all_states {
 511         SCHED_SCAN_PASS_ALL_DISABLED,
 512         SCHED_SCAN_PASS_ALL_ENABLED,
 513         SCHED_SCAN_PASS_ALL_FOUND,
 514 };
 515
 516 /**
 517  * struct iwl_nvm_section - describes an NVM section in memory.
 518  *
 519  * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
 520  * and saved for later use by the driver. Not all NVM sections are saved
 521  * this way, only the needed ones.
 522  */
 523 struct iwl_nvm_section {
 524         u16 length;
 525         const u8 *data;
 526 };
 527
 528 /**
 529  * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
 530  * @ct_kill_exit: worker to exit thermal kill
 531  * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
 532  * @tx_backoff: The current thremal throttling tx backoff in uSec.
 533  * @min_backoff: The minimal tx backoff due to power restrictions
 534  * @params: Parameters to configure the thermal throttling algorithm.
 535  * @throttle: Is thermal throttling is active?
 536  */
 537 struct iwl_mvm_tt_mgmt {
 538         struct delayed_work ct_kill_exit;
 539         bool dynamic_smps;
 540         u32 tx_backoff;
 541         u32 min_backoff;
 542         struct iwl_tt_params params;
 543         bool throttle;
 544 };
 545
 546 #ifdef CONFIG_THERMAL
 547 /**
 548  *struct iwl_mvm_thermal_device - thermal zone related data
 549  * @temp_trips: temperature thresholds for report
 550  * @fw_trips_index: keep indexes to original array - temp_trips
 551  * @tzone: thermal zone device data
 552 */
 553 struct iwl_mvm_thermal_device {
 554         s16 temp_trips[IWL_MAX_DTS_TRIPS];
 555         u8 fw_trips_index[IWL_MAX_DTS_TRIPS];
 556         struct thermal_zone_device *tzone;
 557 };
 558
 559 /*
 560  * struct iwl_mvm_cooling_device
 561  * @cur_state: current state
 562  * @cdev: struct thermal cooling device
 563  */
 564 struct iwl_mvm_cooling_device {
 565         u32 cur_state;
 566         struct thermal_cooling_device *cdev;
 567 };
 568 #endif
 569
 570 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
 571
 572 struct iwl_mvm_frame_stats {
 573         u32 legacy_frames;
 574         u32 ht_frames;
 575         u32 vht_frames;
 576         u32 bw_20_frames;
 577         u32 bw_40_frames;
 578         u32 bw_80_frames;
 579         u32 bw_160_frames;
 580         u32 sgi_frames;
 581         u32 ngi_frames;
 582         u32 siso_frames;
 583         u32 mimo2_frames;
 584         u32 agg_frames;
 585         u32 ampdu_count;
 586         u32 success_frames;
 587         u32 fail_frames;
 588         u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
 589         int last_frame_idx;
 590 };
 591
 592 enum {
 593         D0I3_DEFER_WAKEUP,
 594         D0I3_PENDING_WAKEUP,
 595 };
 596
 597 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff
 598 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100
 599 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200
 600
 601 enum iwl_mvm_tdls_cs_state {
 602         IWL_MVM_TDLS_SW_IDLE = 0,
 603         IWL_MVM_TDLS_SW_REQ_SENT,
 604         IWL_MVM_TDLS_SW_RESP_RCVD,
 605         IWL_MVM_TDLS_SW_REQ_RCVD,
 606         IWL_MVM_TDLS_SW_ACTIVE,
 607 };
 608
 609 #define MAX_NUM_LMAC 2
 610 struct iwl_mvm_shared_mem_cfg {
 611         int num_lmacs;
 612         int num_txfifo_entries;
 613         struct {
 614                 u32 txfifo_size[TX_FIFO_MAX_NUM];
 615                 u32 rxfifo1_size;
 616         } lmac[MAX_NUM_LMAC];
 617         u32 rxfifo2_size;
 618         u32 internal_txfifo_addr;
 619         u32 internal_txfifo_size[TX_FIFO_INTERNAL_MAX_NUM];
 620 };
 621
 622 /**
 623  * struct iwl_mvm_reorder_buffer - per ra/tid/queue reorder buffer
 624  * @head_sn: reorder window head sn
 625  * @num_stored: number of mpdus stored in the buffer
 626  * @buf_size: the reorder buffer size as set by the last addba request
 627  * @sta_id: sta id of this reorder buffer
 628  * @queue: queue of this reorder buffer
 629  * @last_amsdu: track last ASMDU SN for duplication detection
 630  * @last_sub_index: track ASMDU sub frame index for duplication detection
 631  * @entries: list of skbs stored
 632  * @reorder_time: time the packet was stored in the reorder buffer
 633  * @reorder_timer: timer for frames are in the reorder buffer. For AMSDU
 634  *      it is the time of last received sub-frame
 635  * @removed: prevent timer re-arming
 636  * @valid: reordering is valid for this queue
 637  * @lock: protect reorder buffer internal state
 638  * @mvm: mvm pointer, needed for frame timer context
 639  */
 640 struct iwl_mvm_reorder_buffer {
 641         u16 head_sn;
 642         u16 num_stored;
 643         u8 buf_size;
 644         u8 sta_id;
 645         int queue;
 646         u16 last_amsdu;
 647         u8 last_sub_index;
 648         struct sk_buff_head entries[IEEE80211_MAX_AMPDU_BUF];
 649         unsigned long reorder_time[IEEE80211_MAX_AMPDU_BUF];
 650         struct timer_list reorder_timer;
 651         bool removed;
 652         bool valid;
 653         spinlock_t lock;
 654         struct iwl_mvm *mvm;
 655 } ____cacheline_aligned_in_smp;
 656
 657 /**
 658  * struct iwl_mvm_baid_data - BA session data
 659  * @sta_id: station id
 660  * @tid: tid of the session
 661  * @baid baid of the session
 662  * @timeout: the timeout set in the addba request
 663  * @last_rx: last rx jiffies, updated only if timeout passed from last update
 664  * @session_timer: timer to check if BA session expired, runs at 2 * timeout
 665  * @mvm: mvm pointer, needed for timer context
 666  * @reorder_buf: reorder buffer, allocated per queue
 667  */
 668 struct iwl_mvm_baid_data {
 669         struct rcu_head rcu_head;
 670         u8 sta_id;
 671         u8 tid;
 672         u8 baid;
 673         u16 timeout;
 674         unsigned long last_rx;
 675         struct timer_list session_timer;
 676         struct iwl_mvm *mvm;
 677         struct iwl_mvm_reorder_buffer reorder_buf[];
 678 };
 679
 680 /*
 681  * enum iwl_mvm_queue_status - queue status
 682  * @IWL_MVM_QUEUE_FREE: the queue is not allocated nor reserved
 683  *      Basically, this means that this queue can be used for any purpose
 684  * @IWL_MVM_QUEUE_RESERVED: queue is reserved but not yet in use
 685  *      This is the state of a queue that has been dedicated for some RATID
 686  *      (agg'd or not), but that hasn't yet gone through the actual enablement
 687  *      of iwl_mvm_enable_txq(), and therefore no traffic can go through it yet.
 688  *      Note that in this state there is no requirement to already know what TID
 689  *      should be used with this queue, it is just marked as a queue that will
 690  *      be used, and shouldn't be allocated to anyone else.
 691  * @IWL_MVM_QUEUE_READY: queue is ready to be used
 692  *      This is the state of a queue that has been fully configured (including
 693  *      SCD pointers, etc), has a specific RA/TID assigned to it, and can be
 694  *      used to send traffic.
 695  * @IWL_MVM_QUEUE_SHARED: queue is shared, or in a process of becoming shared
 696  *      This is a state in which a single queue serves more than one TID, all of
 697  *      which are not aggregated. Note that the queue is only associated to one
 698  *      RA.
 699  * @IWL_MVM_QUEUE_INACTIVE: queue is allocated but no traffic on it
 700  *      This is a state of a queue that has had traffic on it, but during the
 701  *      last %IWL_MVM_DQA_QUEUE_TIMEOUT time period there has been no traffic on
 702  *      it. In this state, when a new queue is needed to be allocated but no
 703  *      such free queue exists, an inactive queue might be freed and given to
 704  *      the new RA/TID.
 705  * @IWL_MVM_QUEUE_RECONFIGURING: queue is being reconfigured
 706  *      This is the state of a queue that has had traffic pass through it, but
 707  *      needs to be reconfigured for some reason, e.g. the queue needs to
 708  *      become unshared and aggregations re-enabled on.
 709  */
 710 enum iwl_mvm_queue_status {
 711         IWL_MVM_QUEUE_FREE,
 712         IWL_MVM_QUEUE_RESERVED,
 713         IWL_MVM_QUEUE_READY,
 714         IWL_MVM_QUEUE_SHARED,
 715         IWL_MVM_QUEUE_INACTIVE,
 716         IWL_MVM_QUEUE_RECONFIGURING,
 717 };
 718
 719 #define IWL_MVM_DQA_QUEUE_TIMEOUT       (5 * HZ)
 720 #define IWL_MVM_INVALID_QUEUE           0xFFFF
 721
 722 #define IWL_MVM_NUM_CIPHERS             10
 723
 724 #ifdef CONFIG_ACPI
 725 #define IWL_MVM_SAR_TABLE_SIZE          10
 726 #define IWL_MVM_SAR_PROFILE_NUM         4
 727 #define IWL_MVM_GEO_TABLE_SIZE          18
 728
 729 struct iwl_mvm_sar_profile {
 730         bool enabled;
 731         u8 table[IWL_MVM_SAR_TABLE_SIZE];
 732 };
 733
 734 struct iwl_mvm_geo_table {
 735         u8 values[IWL_MVM_GEO_TABLE_SIZE];
 736 };
 737 #endif
 738
 739 struct iwl_mvm {
 740         /* for logger access */
 741         struct device *dev;
 742
 743         struct iwl_trans *trans;
 744         const struct iwl_fw *fw;
 745         const struct iwl_cfg *cfg;
 746         struct iwl_phy_db *phy_db;
 747         struct ieee80211_hw *hw;
 748
 749         /* for protecting access to iwl_mvm */
 750         struct mutex mutex;
 751         struct list_head async_handlers_list;
 752         spinlock_t async_handlers_lock;
 753         struct work_struct async_handlers_wk;
 754
 755         struct work_struct roc_done_wk;
 756
 757         unsigned long init_status;
 758
 759         unsigned long status;
 760
 761         u32 queue_sync_cookie;
 762         atomic_t queue_sync_counter;
 763         /*
 764          * for beacon filtering -
 765          * currently only one interface can be supported
 766          */
 767         struct iwl_mvm_vif *bf_allowed_vif;
 768
 769         enum iwl_ucode_type cur_ucode;
 770         bool hw_registered;
 771         bool calibrating;
 772         u32 error_event_table[2];
 773         u32 log_event_table;
 774         u32 umac_error_event_table;
 775         bool support_umac_log;
 776         struct iwl_sf_region sf_space;
 777
 778         u32 ampdu_ref;
 779         bool ampdu_toggle;
 780
 781         struct iwl_notif_wait_data notif_wait;
 782
 783         struct mvm_statistics_rx rx_stats;
 784
 785         struct {
 786                 u64 rx_time;
 787                 u64 tx_time;
 788                 u64 on_time_rf;
 789                 u64 on_time_scan;
 790         } radio_stats, accu_radio_stats;
 791
 792         u8 hw_queue_to_mac80211[IWL_MAX_TVQM_QUEUES];
 793
 794         struct {
 795                 u8 hw_queue_refcount;
 796                 u8 ra_sta_id; /* The RA this queue is mapped to, if exists */
 797                 bool reserved; /* Is this the TXQ reserved for a STA */
 798                 u8 mac80211_ac; /* The mac80211 AC this queue is mapped to */
 799                 u8 txq_tid; /* The TID "owner" of this queue*/
 800                 u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */
 801                 /* Timestamp for inactivation per TID of this queue */
 802                 unsigned long last_frame_time[IWL_MAX_TID_COUNT + 1];
 803                 enum iwl_mvm_queue_status status;
 804         } queue_info[IWL_MAX_HW_QUEUES];
 805         spinlock_t queue_info_lock; /* For syncing queue mgmt operations */
 806         struct work_struct add_stream_wk; /* To add streams to queues */
 807
 808         atomic_t mac80211_queue_stop_count[IEEE80211_MAX_QUEUES];
 809
 810         const char *nvm_file_name;
 811         struct iwl_nvm_data *nvm_data;
 812         /* NVM sections */
 813         struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
 814
 815         /* Paging section */
 816         struct iwl_fw_paging fw_paging_db[NUM_OF_FW_PAGING_BLOCKS];
 817         u16 num_of_paging_blk;
 818         u16 num_of_pages_in_last_blk;
 819
 820         /* EEPROM MAC addresses */
 821         struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
 822
 823         /* data related to data path */
 824         struct iwl_rx_phy_info last_phy_info;
 825         struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
 826         struct work_struct sta_drained_wk;
 827         unsigned long sta_deferred_frames[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
 828         unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
 829         atomic_t pending_frames[IWL_MVM_STATION_COUNT];
 830         u32 tfd_drained[IWL_MVM_STATION_COUNT];
 831         u8 rx_ba_sessions;
 832
 833         /* configured by mac80211 */
 834         u32 rts_threshold;
 835
 836         /* Scan status, cmd (pre-allocated) and auxiliary station */
 837         unsigned int scan_status;
 838         void *scan_cmd;
 839         struct iwl_mcast_filter_cmd *mcast_filter_cmd;
 840         enum iwl_mvm_scan_type scan_type;
 841         enum iwl_mvm_sched_scan_pass_all_states sched_scan_pass_all;
 842         struct delayed_work scan_timeout_dwork;
 843
 844         /* max number of simultaneous scans the FW supports */
 845         unsigned int max_scans;
 846
 847         /* ts of the beginning of a non-collect fw dbg data period */
 848         unsigned long fw_dbg_non_collect_ts_start[FW_DBG_TRIGGER_MAX - 1];
 849
 850         /* UMAC scan tracking */
 851         u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS];
 852
 853         /* start time of last scan in TSF of the mac that requested the scan */
 854         u64 scan_start;
 855
 856         /* the vif that requested the current scan */
 857         struct iwl_mvm_vif *scan_vif;
 858
 859         /* rx chain antennas set through debugfs for the scan command */
 860         u8 scan_rx_ant;
 861
 862 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
 863         /* broadcast filters to configure for each associated station */
 864         const struct iwl_fw_bcast_filter *bcast_filters;
 865 #ifdef CONFIG_IWLWIFI_DEBUGFS
 866         struct {
 867                 bool override;
 868                 struct iwl_bcast_filter_cmd cmd;
 869         } dbgfs_bcast_filtering;
 870 #endif
 871 #endif
 872
 873         /* Internal station */
 874         struct iwl_mvm_int_sta aux_sta;
 875         struct iwl_mvm_int_sta snif_sta;
 876
 877         bool last_ebs_successful;
 878
 879         u8 scan_last_antenna_idx; /* to toggle TX between antennas */
 880         u8 mgmt_last_antenna_idx;
 881
 882         /* last smart fifo state that was successfully sent to firmware */
 883         enum iwl_sf_state sf_state;
 884
 885 #ifdef CONFIG_IWLWIFI_DEBUGFS
 886         struct dentry *debugfs_dir;
 887         u32 dbgfs_sram_offset, dbgfs_sram_len;
 888         u32 dbgfs_prph_reg_addr;
 889         bool disable_power_off;
 890         bool disable_power_off_d3;
 891
 892         bool scan_iter_notif_enabled;
 893
 894         struct debugfs_blob_wrapper nvm_hw_blob;
 895         struct debugfs_blob_wrapper nvm_sw_blob;
 896         struct debugfs_blob_wrapper nvm_calib_blob;
 897         struct debugfs_blob_wrapper nvm_prod_blob;
 898         struct debugfs_blob_wrapper nvm_phy_sku_blob;
 899
 900         struct iwl_mvm_frame_stats drv_rx_stats;
 901         spinlock_t drv_stats_lock;
 902         u16 dbgfs_rx_phyinfo;
 903 #endif
 904
 905         struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
 906
 907         struct list_head time_event_list;
 908         spinlock_t time_event_lock;
 909
 910         /*
 911          * A bitmap indicating the index of the key in use. The firmware
 912          * can hold 16 keys at most. Reflect this fact.
 913          */
 914         unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
 915         u8 fw_key_deleted[STA_KEY_MAX_NUM];
 916
 917         /* references taken by the driver and spinlock protecting them */
 918         spinlock_t refs_lock;
 919         u8 refs[IWL_MVM_REF_COUNT];
 920
 921         u8 vif_count;
 922
 923         /* -1 for always, 0 for never, >0 for that many times */
 924         s8 restart_fw;
 925         u8 fw_dbg_conf;
 926         struct delayed_work fw_dump_wk;
 927         const struct iwl_mvm_dump_desc *fw_dump_desc;
 928         const struct iwl_fw_dbg_trigger_tlv *fw_dump_trig;
 929
 930 #ifdef CONFIG_IWLWIFI_LEDS
 931         struct led_classdev led;
 932 #endif
 933
 934         struct ieee80211_vif *p2p_device_vif;
 935
 936 #ifdef CONFIG_PM
 937         struct wiphy_wowlan_support wowlan;
 938         int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
 939
 940         /* sched scan settings for net detect */
 941         struct ieee80211_scan_ies nd_ies;
 942         struct cfg80211_match_set *nd_match_sets;
 943         int n_nd_match_sets;
 944         struct ieee80211_channel **nd_channels;
 945         int n_nd_channels;
 946         bool net_detect;
 947 #ifdef CONFIG_IWLWIFI_DEBUGFS
 948         bool d3_wake_sysassert;
 949         bool d3_test_active;
 950         bool store_d3_resume_sram;
 951         void *d3_resume_sram;
 952         u32 d3_test_pme_ptr;
 953         struct ieee80211_vif *keep_vif;
 954         u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */
 955 #endif
 956 #endif
 957
 958         /* d0i3 */
 959         u8 d0i3_ap_sta_id;
 960         bool d0i3_offloading;
 961         struct work_struct d0i3_exit_work;
 962         struct sk_buff_head d0i3_tx;
 963         /* protect d0i3_suspend_flags */
 964         struct mutex d0i3_suspend_mutex;
 965         unsigned long d0i3_suspend_flags;
 966         /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
 967         spinlock_t d0i3_tx_lock;
 968         wait_queue_head_t d0i3_exit_waitq;
 969         wait_queue_head_t rx_sync_waitq;
 970
 971         /* BT-Coex */
 972         struct iwl_bt_coex_profile_notif last_bt_notif;
 973         struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
 974
 975         u32 last_ant_isol;
 976         u8 last_corun_lut;
 977         u8 bt_tx_prio;
 978         enum iwl_bt_force_ant_mode bt_force_ant_mode;
 979
 980         /* Aux ROC */
 981         struct list_head aux_roc_te_list;
 982
 983         /* Thermal Throttling and CTkill */
 984         struct iwl_mvm_tt_mgmt thermal_throttle;
 985 #ifdef CONFIG_THERMAL
 986         struct iwl_mvm_thermal_device tz_device;
 987         struct iwl_mvm_cooling_device cooling_dev;
 988 #endif
 989
 990         s32 temperature;        /* Celsius */
 991         /*
 992          * Debug option to set the NIC temperature. This option makes the
 993          * driver think this is the actual NIC temperature, and ignore the
 994          * real temperature that is received from the fw
 995          */
 996         bool temperature_test;  /* Debug test temperature is enabled */
 997
 998         struct iwl_time_quota_cmd last_quota_cmd;
 999
1000 #ifdef CONFIG_NL80211_TESTMODE
1001         u32 noa_duration;
1002         struct ieee80211_vif *noa_vif;
1003 #endif
1004
1005         /* Tx queues */
1006         u16 aux_queue;
1007         u16 probe_queue;
1008         u16 p2p_dev_queue;
1009
1010         u8 first_agg_queue;
1011         u8 last_agg_queue;
1012
1013         /* Indicate if device power save is allowed */
1014         u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
1015         unsigned int max_amsdu_len; /* used for debugfs only */
1016
1017         struct ieee80211_vif __rcu *csa_vif;
1018         struct ieee80211_vif __rcu *csa_tx_blocked_vif;
1019         u8 csa_tx_block_bcn_timeout;
1020
1021         /* system time of last beacon (for AP/GO interface) */
1022         u32 ap_last_beacon_gp2;
1023
1024         bool lar_regdom_set;
1025         enum iwl_mcc_source mcc_src;
1026
1027         /* TDLS channel switch data */
1028         struct {
1029                 struct delayed_work dwork;
1030                 enum iwl_mvm_tdls_cs_state state;
1031
1032                 /*
1033                  * Current cs sta - might be different from periodic cs peer
1034                  * station. Value is meaningless when the cs-state is idle.
1035                  */
1036                 u8 cur_sta_id;
1037
1038                 /* TDLS periodic channel-switch peer */
1039                 struct {
1040                         u8 sta_id;
1041                         u8 op_class;
1042                         bool initiator; /* are we the link initiator */
1043                         struct cfg80211_chan_def chandef;
1044                         struct sk_buff *skb; /* ch sw template */
1045                         u32 ch_sw_tm_ie;
1046
1047                         /* timestamp of last ch-sw request sent (GP2 time) */
1048                         u32 sent_timestamp;
1049                 } peer;
1050         } tdls_cs;
1051
1052         struct iwl_mvm_shared_mem_cfg smem_cfg;
1053
1054         u32 ciphers[IWL_MVM_NUM_CIPHERS];
1055         struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS];
1056         struct iwl_mvm_tof_data tof_data;
1057
1058         struct ieee80211_vif *nan_vif;
1059 #define IWL_MAX_BAID    32
1060         struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID];
1061
1062         /*
1063          * Drop beacons from other APs in AP mode when there are no connected
1064          * clients.
1065          */
1066         bool drop_bcn_ap_mode;
1067
1068         struct delayed_work cs_tx_unblock_dwork;
1069 #ifdef CONFIG_ACPI
1070         struct iwl_mvm_sar_profile sar_profiles[IWL_MVM_SAR_PROFILE_NUM];
1071 #endif
1072 };
1073
1074 /* Extract MVM priv from op_mode and _hw */
1075 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode)               \
1076         ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
1077
1078 #define IWL_MAC80211_GET_MVM(_hw)                       \
1079         IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
1080
1081 enum iwl_mvm_status {
1082         IWL_MVM_STATUS_HW_RFKILL,
1083         IWL_MVM_STATUS_HW_CTKILL,
1084         IWL_MVM_STATUS_ROC_RUNNING,
1085         IWL_MVM_STATUS_IN_HW_RESTART,
1086         IWL_MVM_STATUS_IN_D0I3,
1087         IWL_MVM_STATUS_ROC_AUX_RUNNING,
1088         IWL_MVM_STATUS_D3_RECONFIG,
1089         IWL_MVM_STATUS_DUMPING_FW_LOG,
1090         IWL_MVM_STATUS_FIRMWARE_RUNNING,
1091 };
1092
1093 /* Keep track of completed init configuration */
1094 enum iwl_mvm_init_status {
1095         IWL_MVM_INIT_STATUS_THERMAL_INIT_COMPLETE = BIT(0),
1096         IWL_MVM_INIT_STATUS_LEDS_INIT_COMPLETE = BIT(1),
1097         IWL_MVM_INIT_STATUS_REG_HW_INIT_COMPLETE = BIT(2),
1098         IWL_MVM_INIT_STATUS_TOF_INIT_COMPLETE = BIT(3),
1099 };
1100
1101 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
1102 {
1103         return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
1104                test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
1105 }
1106
1107 static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm)
1108 {
1109         return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status);
1110 }
1111
1112 static inline bool iwl_mvm_firmware_running(struct iwl_mvm *mvm)
1113 {
1114         return test_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
1115 }
1116
1117 /* Must be called with rcu_read_lock() held and it can only be
1118  * released when mvmsta is not needed anymore.
1119  */
1120 static inline struct iwl_mvm_sta *
1121 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id)
1122 {
1123         struct ieee80211_sta *sta;
1124
1125         if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
1126                 return NULL;
1127
1128         sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
1129
1130         /* This can happen if the station has been removed right now */
1131         if (IS_ERR_OR_NULL(sta))
1132                 return NULL;
1133
1134         return iwl_mvm_sta_from_mac80211(sta);
1135 }
1136
1137 static inline struct iwl_mvm_sta *
1138 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
1139 {
1140         struct ieee80211_sta *sta;
1141
1142         if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
1143                 return NULL;
1144
1145         sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
1146                                         lockdep_is_held(&mvm->mutex));
1147
1148         /* This can happen if the station has been removed right now */
1149         if (IS_ERR_OR_NULL(sta))
1150                 return NULL;
1151
1152         return iwl_mvm_sta_from_mac80211(sta);
1153 }
1154
1155 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
1156 {
1157         return !iwlwifi_mod_params.d0i3_disable &&
1158                 fw_has_capa(&mvm->fw->ucode_capa,
1159                             IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
1160 }
1161
1162 static inline bool iwl_mvm_is_dqa_supported(struct iwl_mvm *mvm)
1163 {
1164         return fw_has_capa(&mvm->fw->ucode_capa,
1165                            IWL_UCODE_TLV_CAPA_DQA_SUPPORT);
1166 }
1167
1168 static inline bool iwl_mvm_enter_d0i3_on_suspend(struct iwl_mvm *mvm)
1169 {
1170         /* For now we only use this mode to differentiate between
1171          * slave transports, which handle D0i3 entry in suspend by
1172          * themselves in conjunction with runtime PM D0i3.  So, this
1173          * function is used to check whether we need to do anything
1174          * when entering suspend or if the transport layer has already
1175          * done it.
1176          */
1177         return (mvm->trans->system_pm_mode == IWL_PLAT_PM_MODE_D0I3) &&
1178                 (mvm->trans->runtime_pm_mode != IWL_PLAT_PM_MODE_D0I3);
1179 }
1180
1181 static inline bool iwl_mvm_is_dqa_data_queue(struct iwl_mvm *mvm, u8 queue)
1182 {
1183         return (queue >= IWL_MVM_DQA_MIN_DATA_QUEUE) &&
1184                (queue <= IWL_MVM_DQA_MAX_DATA_QUEUE);
1185 }
1186
1187 static inline bool iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm *mvm, u8 queue)
1188 {
1189         return (queue >= IWL_MVM_DQA_MIN_MGMT_QUEUE) &&
1190                (queue <= IWL_MVM_DQA_MAX_MGMT_QUEUE);
1191 }
1192
1193 static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm)
1194 {
1195         bool nvm_lar = mvm->nvm_data->lar_enabled;
1196         bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa,
1197                                    IWL_UCODE_TLV_CAPA_LAR_SUPPORT);
1198
1199         if (iwlwifi_mod_params.lar_disable)
1200                 return false;
1201
1202         /*
1203          * Enable LAR only if it is supported by the FW (TLV) &&
1204          * enabled in the NVM
1205          */
1206         if (mvm->cfg->ext_nvm)
1207                 return nvm_lar && tlv_lar;
1208         else
1209                 return tlv_lar;
1210 }
1211
1212 static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm)
1213 {
1214         return fw_has_api(&mvm->fw->ucode_capa,
1215                           IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) ||
1216                fw_has_capa(&mvm->fw->ucode_capa,
1217                            IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC);
1218 }
1219
1220 static inline bool iwl_mvm_bt_is_plcr_supported(struct iwl_mvm *mvm)
1221 {
1222         return fw_has_capa(&mvm->fw->ucode_capa,
1223                            IWL_UCODE_TLV_CAPA_BT_COEX_PLCR) &&
1224                 IWL_MVM_BT_COEX_CORUNNING;
1225 }
1226
1227 static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm)
1228 {
1229         return fw_has_capa(&mvm->fw->ucode_capa,
1230                            IWL_UCODE_TLV_CAPA_BT_COEX_RRC) &&
1231                 IWL_MVM_BT_COEX_RRC;
1232 }
1233
1234 static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm)
1235 {
1236         return fw_has_capa(&mvm->fw->ucode_capa,
1237                            IWL_UCODE_TLV_CAPA_CSUM_SUPPORT) &&
1238                !IWL_MVM_HW_CSUM_DISABLE;
1239 }
1240
1241 static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm)
1242 {
1243         return fw_has_capa(&mvm->fw->ucode_capa,
1244                            IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) &&
1245                 IWL_MVM_BT_COEX_MPLUT;
1246 }
1247
1248 static inline
1249 bool iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm *mvm)
1250 {
1251         return fw_has_capa(&mvm->fw->ucode_capa,
1252                            IWL_UCODE_TLV_CAPA_P2P_SCM_UAPSD) &&
1253                 !(iwlwifi_mod_params.uapsd_disable &
1254                   IWL_DISABLE_UAPSD_P2P_CLIENT);
1255 }
1256
1257 static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm)
1258 {
1259         return fw_has_capa(&mvm->fw->ucode_capa,
1260                            IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT);
1261 }
1262
1263 static inline bool iwl_mvm_has_new_tx_api(struct iwl_mvm *mvm)
1264 {
1265         /* TODO - replace with TLV once defined */
1266         return mvm->trans->cfg->use_tfh;
1267 }
1268
1269 static inline bool iwl_mvm_is_cdb_supported(struct iwl_mvm *mvm)
1270 {
1271         /*
1272          * TODO:
1273          * The issue of how to determine CDB APIs and usage is still not fully
1274          * defined.
1275          * There is a compilation for CDB and non-CDB FW, but there may
1276          * be also runtime check.
1277          * For now there is a TLV for checking compilation mode, but a
1278          * runtime check will also have to be here - once defined.
1279          */
1280         return fw_has_capa(&mvm->fw->ucode_capa,
1281                            IWL_UCODE_TLV_CAPA_CDB_SUPPORT);
1282 }
1283
1284 static inline struct agg_tx_status*
1285 iwl_mvm_get_agg_status(struct iwl_mvm *mvm,
1286                        struct iwl_mvm_tx_resp *tx_resp)
1287 {
1288         if (iwl_mvm_has_new_tx_api(mvm))
1289                 return &tx_resp->v6.status;
1290         else
1291                 return &tx_resp->v3.status;
1292 }
1293
1294 static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm)
1295 {
1296 #ifdef CONFIG_THERMAL
1297         /* these two TLV are redundant since the responsibility to CT-kill by
1298          * FW happens only after we send at least one command of
1299          * temperature THs report.
1300          */
1301         return fw_has_capa(&mvm->fw->ucode_capa,
1302                            IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) &&
1303                fw_has_capa(&mvm->fw->ucode_capa,
1304                            IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT);
1305 #else /* CONFIG_THERMAL */
1306         return false;
1307 #endif /* CONFIG_THERMAL */
1308 }
1309
1310 static inline bool iwl_mvm_is_ctdp_supported(struct iwl_mvm *mvm)
1311 {
1312         return fw_has_capa(&mvm->fw->ucode_capa,
1313                            IWL_UCODE_TLV_CAPA_CTDP_SUPPORT);
1314 }
1315
1316 extern const u8 iwl_mvm_ac_to_tx_fifo[];
1317
1318 struct iwl_rate_info {
1319         u8 plcp;        /* uCode API:  IWL_RATE_6M_PLCP, etc. */
1320         u8 plcp_siso;   /* uCode API:  IWL_RATE_SISO_6M_PLCP, etc. */
1321         u8 plcp_mimo2;  /* uCode API:  IWL_RATE_MIMO2_6M_PLCP, etc. */
1322         u8 plcp_mimo3;  /* uCode API:  IWL_RATE_MIMO3_6M_PLCP, etc. */
1323         u8 ieee;        /* MAC header:  IWL_RATE_6M_IEEE, etc. */
1324 };
1325
1326 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm);
1327 int __iwl_mvm_mac_start(struct iwl_mvm *mvm);
1328
1329 /******************
1330  * MVM Methods
1331  ******************/
1332 /* uCode */
1333 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
1334
1335 /* Utils */
1336 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
1337                                         enum nl80211_band band);
1338 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
1339                                enum nl80211_band band,
1340                                struct ieee80211_tx_rate *r);
1341 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
1342 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
1343 u8 first_antenna(u8 mask);
1344 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
1345 void iwl_mvm_get_sync_time(struct iwl_mvm *mvm, u32 *gp2, u64 *boottime);
1346
1347 /* Tx / Host Commands */
1348 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
1349                                   struct iwl_host_cmd *cmd);
1350 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id,
1351                                       u32 flags, u16 len, const void *data);
1352 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
1353                                          struct iwl_host_cmd *cmd,
1354                                          u32 *status);
1355 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id,
1356                                              u16 len, const void *data,
1357                                              u32 *status);
1358 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
1359                    struct ieee80211_sta *sta);
1360 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
1361 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
1362                         struct iwl_tx_cmd *tx_cmd,
1363                         struct ieee80211_tx_info *info, u8 sta_id);
1364 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd,
1365                             struct ieee80211_tx_info *info,
1366                             struct ieee80211_sta *sta, __le16 fc);
1367 #ifdef CONFIG_IWLWIFI_DEBUG
1368 const char *iwl_mvm_get_tx_fail_reason(u32 status);
1369 #else
1370 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
1371 #endif
1372 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, u32 flags);
1373 int iwl_mvm_flush_sta(struct iwl_mvm *mvm, void *sta, bool int_sta, u32 flags);
1374
1375 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
1376
1377 static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info,
1378                                            struct iwl_tx_cmd *tx_cmd)
1379 {
1380         struct ieee80211_key_conf *keyconf = info->control.hw_key;
1381
1382         tx_cmd->sec_ctl = TX_CMD_SEC_CCM;
1383         memcpy(tx_cmd->key, keyconf->key, keyconf->keylen);
1384 }
1385
1386 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
1387 {
1388         flush_work(&mvm->async_handlers_wk);
1389 }
1390
1391 /* Statistics */
1392 void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm,
1393                                   struct iwl_rx_packet *pkt);
1394 void iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
1395                            struct iwl_rx_cmd_buffer *rxb);
1396 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear);
1397 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm);
1398
1399 /* NVM */
1400 int iwl_nvm_init(struct iwl_mvm *mvm, bool read_nvm_from_nic);
1401 int iwl_mvm_nvm_get_from_fw(struct iwl_mvm *mvm);
1402 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
1403 int iwl_mvm_read_external_nvm(struct iwl_mvm *mvm);
1404
1405 static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm)
1406 {
1407         return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ?
1408                mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant :
1409                mvm->fw->valid_tx_ant;
1410 }
1411
1412 static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm)
1413 {
1414         return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ?
1415                mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant :
1416                mvm->fw->valid_rx_ant;
1417 }
1418
1419 static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm)
1420 {
1421         u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN |
1422                            FW_PHY_CFG_RX_CHAIN);
1423         u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm);
1424         u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm);
1425
1426         phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS |
1427                       valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS;
1428
1429         return mvm->fw->phy_config & phy_config;
1430 }
1431
1432 int iwl_mvm_up(struct iwl_mvm *mvm);
1433 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
1434
1435 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
1436 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
1437                                     struct iwl_bcast_filter_cmd *cmd);
1438
1439 /*
1440  * FW notifications / CMD responses handlers
1441  * Convention: iwl_mvm_rx_<NAME OF THE CMD>
1442  */
1443 void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1444 void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi,
1445                         struct iwl_rx_cmd_buffer *rxb);
1446 void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi,
1447                         struct iwl_rx_cmd_buffer *rxb, int queue);
1448 void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi,
1449                               struct iwl_rx_cmd_buffer *rxb, int queue);
1450 int iwl_mvm_notify_rx_queue(struct iwl_mvm *mvm, u32 rxq_mask,
1451                             const u8 *data, u32 count);
1452 void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1453                             int queue);
1454 void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1455 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm,
1456                                    struct iwl_rx_cmd_buffer *rxb);
1457 void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1458 void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
1459                                    struct iwl_rx_cmd_buffer *rxb);
1460 void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1461 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
1462                                  struct iwl_rx_cmd_buffer *rxb);
1463 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
1464                              struct iwl_rx_cmd_buffer *rxb);
1465 void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm,
1466                                      struct iwl_rx_cmd_buffer *rxb);
1467
1468 /* MVM PHY */
1469 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1470                          struct cfg80211_chan_def *chandef,
1471                          u8 chains_static, u8 chains_dynamic);
1472 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1473                              struct cfg80211_chan_def *chandef,
1474                              u8 chains_static, u8 chains_dynamic);
1475 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
1476                           struct iwl_mvm_phy_ctxt *ctxt);
1477 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
1478                             struct iwl_mvm_phy_ctxt *ctxt);
1479 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm);
1480 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef);
1481 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef);
1482
1483 /* MAC (virtual interface) programming */
1484 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1485 void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1486 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1487 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1488                              bool force_assoc_off, const u8 *bssid_override);
1489 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1490 u32 iwl_mvm_mac_get_queues_mask(struct ieee80211_vif *vif);
1491 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
1492                                     struct ieee80211_vif *vif);
1493 void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
1494                              struct iwl_rx_cmd_buffer *rxb);
1495 void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
1496                                      struct iwl_rx_cmd_buffer *rxb);
1497 void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm,
1498                                     struct iwl_rx_cmd_buffer *rxb);
1499 void iwl_mvm_mu_mimo_grp_notif(struct iwl_mvm *mvm,
1500                                struct iwl_rx_cmd_buffer *rxb);
1501 void iwl_mvm_sta_pm_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1502 void iwl_mvm_window_status_notif(struct iwl_mvm *mvm,
1503                                  struct iwl_rx_cmd_buffer *rxb);
1504 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
1505                                     struct ieee80211_vif *vif);
1506 unsigned long iwl_mvm_get_used_hw_queues(struct iwl_mvm *mvm,
1507                                          struct ieee80211_vif *exclude_vif);
1508 void iwl_mvm_channel_switch_noa_notif(struct iwl_mvm *mvm,
1509                                       struct iwl_rx_cmd_buffer *rxb);
1510 /* Bindings */
1511 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1512 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1513
1514 /* Quota management */
1515 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload,
1516                           struct ieee80211_vif *disabled_vif);
1517
1518 /* Scanning */
1519 int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1520                            struct cfg80211_scan_request *req,
1521                            struct ieee80211_scan_ies *ies);
1522 int iwl_mvm_scan_size(struct iwl_mvm *mvm);
1523 int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify);
1524 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm);
1525 void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm);
1526 void iwl_mvm_scan_timeout_wk(struct work_struct *work);
1527
1528 /* Scheduled scan */
1529 void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm,
1530                                          struct iwl_rx_cmd_buffer *rxb);
1531 void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1532                                               struct iwl_rx_cmd_buffer *rxb);
1533 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
1534                              struct ieee80211_vif *vif,
1535                              struct cfg80211_sched_scan_request *req,
1536                              struct ieee80211_scan_ies *ies,
1537                              int type);
1538 void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm,
1539                                  struct iwl_rx_cmd_buffer *rxb);
1540
1541 /* UMAC scan */
1542 int iwl_mvm_config_scan(struct iwl_mvm *mvm);
1543 void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm,
1544                                          struct iwl_rx_cmd_buffer *rxb);
1545 void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1546                                               struct iwl_rx_cmd_buffer *rxb);
1547
1548 /* Paging */
1549 void iwl_free_fw_paging(struct iwl_mvm *mvm);
1550
1551 /* MVM debugfs */
1552 #ifdef CONFIG_IWLWIFI_DEBUGFS
1553 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
1554 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1555 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1556 #else
1557 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
1558                                          struct dentry *dbgfs_dir)
1559 {
1560         return 0;
1561 }
1562 static inline void
1563 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1564 {
1565 }
1566 static inline void
1567 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1568 {
1569 }
1570 #endif /* CONFIG_IWLWIFI_DEBUGFS */
1571
1572 /* rate scaling */
1573 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init);
1574 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg);
1575 int rs_pretty_print_rate(char *buf, const u32 rate);
1576 void rs_update_last_rssi(struct iwl_mvm *mvm,
1577                          struct iwl_lq_sta *lq_sta,
1578                          struct ieee80211_rx_status *rx_status);
1579
1580 /* power management */
1581 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
1582 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
1583 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm);
1584 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1585                                  char *buf, int bufsz);
1586
1587 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1588 void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
1589                                               struct iwl_rx_cmd_buffer *rxb);
1590
1591 #ifdef CONFIG_IWLWIFI_LEDS
1592 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
1593 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
1594 #else
1595 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
1596 {
1597         return 0;
1598 }
1599 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
1600 {
1601 }
1602 #endif
1603
1604 /* D3 (WoWLAN, NetDetect) */
1605 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
1606 int iwl_mvm_resume(struct ieee80211_hw *hw);
1607 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
1608 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
1609                             struct ieee80211_vif *vif,
1610                             struct cfg80211_gtk_rekey_data *data);
1611 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
1612                               struct ieee80211_vif *vif,
1613                               struct inet6_dev *idev);
1614 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
1615                                      struct ieee80211_vif *vif, int idx);
1616 extern const struct file_operations iwl_dbgfs_d3_test_ops;
1617 #ifdef CONFIG_PM
1618 int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
1619                                      struct ieee80211_vif *vif,
1620                                      bool host_awake,
1621                                      u32 cmd_flags);
1622 void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm,
1623                               struct ieee80211_vif *vif,
1624                               struct iwl_wowlan_status *status);
1625 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
1626                                  struct ieee80211_vif *vif);
1627 #else
1628 static inline int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
1629                                                    struct ieee80211_vif *vif,
1630                                                    bool host_awake,
1631                                                    u32 cmd_flags)
1632 {
1633         return 0;
1634 }
1635
1636 static inline void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm,
1637                                             struct ieee80211_vif *vif,
1638                                             struct iwl_wowlan_status *status)
1639 {
1640 }
1641
1642 static inline void
1643 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1644 {
1645 }
1646 #endif
1647 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
1648                                 struct iwl_wowlan_config_cmd *cmd);
1649 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
1650                                struct ieee80211_vif *vif,
1651                                bool disable_offloading,
1652                                bool offload_ns,
1653                                u32 cmd_flags);
1654
1655 /* D0i3 */
1656 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1657 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1658 int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1659 bool iwl_mvm_ref_taken(struct iwl_mvm *mvm);
1660 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq);
1661 int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode);
1662 int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode);
1663 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm);
1664
1665 /* BT Coex */
1666 int iwl_send_bt_init_conf(struct iwl_mvm *mvm);
1667 void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
1668                               struct iwl_rx_cmd_buffer *rxb);
1669 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1670                            enum ieee80211_rssi_event_data);
1671 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
1672 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
1673                                 struct ieee80211_sta *sta);
1674 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
1675                                      struct ieee80211_sta *sta);
1676 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant);
1677 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
1678 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
1679                                     enum nl80211_band band);
1680 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
1681                            struct ieee80211_tx_info *info, u8 ac);
1682
1683 /* beacon filtering */
1684 #ifdef CONFIG_IWLWIFI_DEBUGFS
1685 void
1686 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1687                                          struct iwl_beacon_filter_cmd *cmd);
1688 #else
1689 static inline void
1690 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1691                                          struct iwl_beacon_filter_cmd *cmd)
1692 {}
1693 #endif
1694 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
1695                                    struct ieee80211_vif *vif,
1696                                    bool enable, u32 flags);
1697 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
1698                                  struct ieee80211_vif *vif,
1699                                  u32 flags);
1700 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
1701                                   struct ieee80211_vif *vif,
1702                                   u32 flags);
1703 /* SMPS */
1704 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1705                                 enum iwl_mvm_smps_type_request req_type,
1706                                 enum ieee80211_smps_mode smps_request);
1707 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
1708
1709 /* Low latency */
1710 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1711                                bool value);
1712 /* get SystemLowLatencyMode - only needed for beacon threshold? */
1713 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1714 /* get VMACLowLatencyMode */
1715 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1716 {
1717         /*
1718          * should this consider associated/active/... state?
1719          *
1720          * Normally low-latency should only be active on interfaces
1721          * that are active, but at least with debugfs it can also be
1722          * enabled on interfaces that aren't active. However, when
1723          * interface aren't active then they aren't added into the
1724          * binding, so this has no real impact. For now, just return
1725          * the current desired low-latency state.
1726          */
1727         return mvmvif->low_latency_dbgfs ||
1728                mvmvif->low_latency_traffic ||
1729                mvmvif->low_latency_vcmd;
1730 }
1731
1732 /* hw scheduler queue config */
1733 void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
1734                         u16 ssn, const struct iwl_trans_txq_scd_cfg *cfg,
1735                         unsigned int wdg_timeout);
1736 int iwl_mvm_tvqm_enable_txq(struct iwl_mvm *mvm, int mac80211_queue,
1737                             u8 sta_id, u8 tid, unsigned int timeout);
1738
1739 /*
1740  * Disable a TXQ.
1741  * Note that in non-DQA mode the %mac80211_queue and %tid params are ignored.
1742  */
1743 int iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
1744                         u8 tid, u8 flags);
1745 int iwl_mvm_find_free_queue(struct iwl_mvm *mvm, u8 sta_id, u8 minq, u8 maxq);
1746
1747 /* Return a bitmask with all the hw supported queues, except for the
1748  * command queue, which can't be flushed.
1749  */
1750 static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm)
1751 {
1752         u32 cmd_queue = iwl_mvm_is_dqa_supported(mvm) ? IWL_MVM_DQA_CMD_QUEUE :
1753                 IWL_MVM_CMD_QUEUE;
1754
1755         return ((BIT(mvm->cfg->base_params->num_of_queues) - 1) &
1756                 ~BIT(cmd_queue));
1757 }
1758
1759 static inline
1760 void iwl_mvm_enable_ac_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
1761                            u8 fifo, u16 ssn, unsigned int wdg_timeout)
1762 {
1763         struct iwl_trans_txq_scd_cfg cfg = {
1764                 .fifo = fifo,
1765                 .tid = IWL_MAX_TID_COUNT,
1766                 .aggregate = false,
1767                 .frame_limit = IWL_FRAME_LIMIT,
1768         };
1769
1770         iwl_mvm_enable_txq(mvm, queue, mac80211_queue, ssn, &cfg, wdg_timeout);
1771 }
1772
1773 static inline void iwl_mvm_stop_device(struct iwl_mvm *mvm)
1774 {
1775         if (!iwl_mvm_has_new_tx_api(mvm))
1776                 iwl_free_fw_paging(mvm);
1777         clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
1778         mvm->fw_dbg_conf = FW_DBG_INVALID;
1779         iwl_trans_stop_device(mvm->trans);
1780 }
1781
1782 /* Stop/start all mac queues in a given bitmap */
1783 void iwl_mvm_start_mac_queues(struct iwl_mvm *mvm, unsigned long mq);
1784 void iwl_mvm_stop_mac_queues(struct iwl_mvm *mvm, unsigned long mq);
1785
1786 /* Re-configure the SCD for a queue that has already been configured */
1787 int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id,
1788                          int tid, int frame_limit, u16 ssn);
1789
1790 /* Thermal management and CT-kill */
1791 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
1792 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp);
1793 void iwl_mvm_temp_notif(struct iwl_mvm *mvm,
1794                         struct iwl_rx_cmd_buffer *rxb);
1795 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
1796 void iwl_mvm_thermal_initialize(struct iwl_mvm *mvm, u32 min_backoff);
1797 void iwl_mvm_thermal_exit(struct iwl_mvm *mvm);
1798 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
1799 int iwl_mvm_get_temp(struct iwl_mvm *mvm, s32 *temp);
1800 void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1801 int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm *mvm);
1802 int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 budget);
1803
1804 /* Location Aware Regulatory */
1805 struct iwl_mcc_update_resp *
1806 iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2,
1807                    enum iwl_mcc_source src_id);
1808 int iwl_mvm_init_mcc(struct iwl_mvm *mvm);
1809 void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm,
1810                                 struct iwl_rx_cmd_buffer *rxb);
1811 struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy,
1812                                                   const char *alpha2,
1813                                                   enum iwl_mcc_source src_id,
1814                                                   bool *changed);
1815 struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm,
1816                                                           bool *changed);
1817 int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm);
1818 void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm);
1819
1820 /* smart fifo */
1821 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1822                       bool added_vif);
1823
1824 /* TDLS */
1825
1826 /*
1827  * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present.
1828  * This TID is marked as used vs the AP and all connected TDLS peers.
1829  */
1830 #define IWL_MVM_TDLS_FW_TID 4
1831
1832 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1833 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm);
1834 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1835                                bool sta_added);
1836 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
1837                                            struct ieee80211_vif *vif);
1838 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw,
1839                                 struct ieee80211_vif *vif,
1840                                 struct ieee80211_sta *sta, u8 oper_class,
1841                                 struct cfg80211_chan_def *chandef,
1842                                 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie);
1843 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw,
1844                                       struct ieee80211_vif *vif,
1845                                       struct ieee80211_tdls_ch_sw_params *params);
1846 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw,
1847                                         struct ieee80211_vif *vif,
1848                                         struct ieee80211_sta *sta);
1849 void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1850 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work);
1851
1852 void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm,
1853                                      struct iwl_mvm_internal_rxq_notif *notif,
1854                                      u32 size);
1855 void iwl_mvm_reorder_timer_expired(unsigned long data);
1856 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm);
1857 bool iwl_mvm_is_vif_assoc(struct iwl_mvm *mvm);
1858
1859 void iwl_mvm_inactivity_check(struct iwl_mvm *mvm);
1860
1861 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
1862 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm,
1863                                     struct ieee80211_vif *vif,
1864                                     bool tdls, bool cmd_q);
1865 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1866                              const char *errmsg);
1867
1868 /* Link Quality Measurement */
1869 int iwl_mvm_send_lqm_cmd(struct ieee80211_vif *vif,
1870                          enum iwl_lqm_cmd_operatrions operation,
1871                          u32 duration, u32 timeout);
1872 bool iwl_mvm_lqm_active(struct iwl_mvm *mvm);
1873
1874 #ifdef CONFIG_ACPI
1875 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b);
1876 #else
1877 static inline
1878 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b)
1879 {
1880         return -ENOENT;
1881 }
1882 #endif /* CONFIG_ACPI */
1883
1884 #endif /* __IWL_MVM_H__ */