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

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  10  * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
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  66  *****************************************************************************/
  67
  68 #ifndef __IWL_MVM_H__
  69 #define __IWL_MVM_H__
  70
  71 #include <linux/list.h>
  72 #include <linux/spinlock.h>
  73 #include <linux/leds.h>
  74 #include <linux/in6.h>
  75
  76 #ifdef CONFIG_THERMAL
  77 #include <linux/thermal.h>
  78 #endif
  79
  80 #include "iwl-op-mode.h"
  81 #include "iwl-trans.h"
  82 #include "fw/notif-wait.h"
  83 #include "iwl-eeprom-parse.h"
  84 #include "fw/file.h"
  85 #include "iwl-config.h"
  86 #include "sta.h"
  87 #include "fw-api.h"
  88 #include "constants.h"
  89 #include "tof.h"
  90 #include "fw/runtime.h"
  91 #include "fw/dbg.h"
  92 #include "fw/acpi.h"
  93 #include "fw/debugfs.h"
  94
  95 #define IWL_MVM_MAX_ADDRESSES           5
  96 /* RSSI offset for WkP */
  97 #define IWL_RSSI_OFFSET 50
  98 #define IWL_MVM_MISSED_BEACONS_THRESHOLD 8
  99 /* A TimeUnit is 1024 microsecond */
 100 #define MSEC_TO_TU(_msec)       (_msec*1000/1024)
 101
 102 /* For GO, this value represents the number of TUs before CSA "beacon
 103  * 0" TBTT when the CSA time-event needs to be scheduled to start.  It
 104  * must be big enough to ensure that we switch in time.
 105  */
 106 #define IWL_MVM_CHANNEL_SWITCH_TIME_GO          40
 107
 108 /* For client, this value represents the number of TUs before CSA
 109  * "beacon 1" TBTT, instead.  This is because we don't know when the
 110  * GO/AP will be in the new channel, so we switch early enough.
 111  */
 112 #define IWL_MVM_CHANNEL_SWITCH_TIME_CLIENT      10
 113
 114 /*
 115  * This value (in TUs) is used to fine tune the CSA NoA end time which should
 116  * be just before "beacon 0" TBTT.
 117  */
 118 #define IWL_MVM_CHANNEL_SWITCH_MARGIN 4
 119
 120 /*
 121  * Number of beacons to transmit on a new channel until we unblock tx to
 122  * the stations, even if we didn't identify them on a new channel
 123  */
 124 #define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3
 125
 126 /* offchannel queue towards mac80211 */
 127 #define IWL_MVM_OFFCHANNEL_QUEUE 0
 128
 129 extern const struct ieee80211_ops iwl_mvm_hw_ops;
 130
 131 /**
 132  * struct iwl_mvm_mod_params - module parameters for iwlmvm
 133  * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted.
 134  *      We will register to mac80211 to have testmode working. The NIC must not
 135  *      be up'ed after the INIT fw asserted. This is useful to be able to use
 136  *      proprietary tools over testmode to debug the INIT fw.
 137  * @tfd_q_hang_detect: enabled the detection of hung transmit queues
 138  * @power_scheme: one of enum iwl_power_scheme
 139  */
 140 struct iwl_mvm_mod_params {
 141         bool init_dbg;
 142         bool tfd_q_hang_detect;
 143         int power_scheme;
 144 };
 145 extern struct iwl_mvm_mod_params iwlmvm_mod_params;
 146
 147 struct iwl_mvm_phy_ctxt {
 148         u16 id;
 149         u16 color;
 150         u32 ref;
 151
 152         enum nl80211_chan_width width;
 153
 154         /*
 155          * TODO: This should probably be removed. Currently here only for rate
 156          * scaling algorithm
 157          */
 158         struct ieee80211_channel *channel;
 159 };
 160
 161 struct iwl_mvm_time_event_data {
 162         struct ieee80211_vif *vif;
 163         struct list_head list;
 164         unsigned long end_jiffies;
 165         u32 duration;
 166         bool running;
 167         u32 uid;
 168
 169         /*
 170          * The access to the 'id' field must be done when the
 171          * mvm->time_event_lock is held, as it value is used to indicate
 172          * if the te is in the time event list or not (when id == TE_MAX)
 173          */
 174         u32 id;
 175 };
 176
 177  /* Power management */
 178
 179 /**
 180  * enum iwl_power_scheme
 181  * @IWL_POWER_LEVEL_CAM - Continuously Active Mode
 182  * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default)
 183  * @IWL_POWER_LEVEL_LP  - Low Power
 184  */
 185 enum iwl_power_scheme {
 186         IWL_POWER_SCHEME_CAM = 1,
 187         IWL_POWER_SCHEME_BPS,
 188         IWL_POWER_SCHEME_LP
 189 };
 190
 191 #define IWL_CONN_MAX_LISTEN_INTERVAL    10
 192 #define IWL_UAPSD_MAX_SP                IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL
 193
 194 #ifdef CONFIG_IWLWIFI_DEBUGFS
 195 enum iwl_dbgfs_pm_mask {
 196         MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0),
 197         MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1),
 198         MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2),
 199         MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3),
 200         MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4),
 201         MVM_DEBUGFS_PM_LPRX_ENA = BIT(6),
 202         MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7),
 203         MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8),
 204         MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9),
 205         MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10),
 206 };
 207
 208 struct iwl_dbgfs_pm {
 209         u16 keep_alive_seconds;
 210         u32 rx_data_timeout;
 211         u32 tx_data_timeout;
 212         bool skip_over_dtim;
 213         u8 skip_dtim_periods;
 214         bool lprx_ena;
 215         u32 lprx_rssi_threshold;
 216         bool snooze_ena;
 217         bool uapsd_misbehaving;
 218         bool use_ps_poll;
 219         int mask;
 220 };
 221
 222 /* beacon filtering */
 223
 224 enum iwl_dbgfs_bf_mask {
 225         MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0),
 226         MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1),
 227         MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2),
 228         MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3),
 229         MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4),
 230         MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5),
 231         MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6),
 232         MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7),
 233         MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8),
 234         MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9),
 235         MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10),
 236 };
 237
 238 struct iwl_dbgfs_bf {
 239         u32 bf_energy_delta;
 240         u32 bf_roaming_energy_delta;
 241         u32 bf_roaming_state;
 242         u32 bf_temp_threshold;
 243         u32 bf_temp_fast_filter;
 244         u32 bf_temp_slow_filter;
 245         u32 bf_enable_beacon_filter;
 246         u32 bf_debug_flag;
 247         u32 bf_escape_timer;
 248         u32 ba_escape_timer;
 249         u32 ba_enable_beacon_abort;
 250         int mask;
 251 };
 252 #endif
 253
 254 enum iwl_mvm_smps_type_request {
 255         IWL_MVM_SMPS_REQ_BT_COEX,
 256         IWL_MVM_SMPS_REQ_TT,
 257         IWL_MVM_SMPS_REQ_PROT,
 258         NUM_IWL_MVM_SMPS_REQ,
 259 };
 260
 261 enum iwl_mvm_ref_type {
 262         IWL_MVM_REF_UCODE_DOWN,
 263         IWL_MVM_REF_SCAN,
 264         IWL_MVM_REF_ROC,
 265         IWL_MVM_REF_ROC_AUX,
 266         IWL_MVM_REF_P2P_CLIENT,
 267         IWL_MVM_REF_AP_IBSS,
 268         IWL_MVM_REF_USER,
 269         IWL_MVM_REF_TX,
 270         IWL_MVM_REF_TX_AGG,
 271         IWL_MVM_REF_ADD_IF,
 272         IWL_MVM_REF_START_AP,
 273         IWL_MVM_REF_BSS_CHANGED,
 274         IWL_MVM_REF_PREPARE_TX,
 275         IWL_MVM_REF_PROTECT_TDLS,
 276         IWL_MVM_REF_CHECK_CTKILL,
 277         IWL_MVM_REF_PRPH_READ,
 278         IWL_MVM_REF_PRPH_WRITE,
 279         IWL_MVM_REF_NMI,
 280         IWL_MVM_REF_TM_CMD,
 281         IWL_MVM_REF_EXIT_WORK,
 282         IWL_MVM_REF_PROTECT_CSA,
 283         IWL_MVM_REF_FW_DBG_COLLECT,
 284         IWL_MVM_REF_INIT_UCODE,
 285         IWL_MVM_REF_SENDING_CMD,
 286         IWL_MVM_REF_RX,
 287
 288         /* update debugfs.c when changing this */
 289
 290         IWL_MVM_REF_COUNT,
 291 };
 292
 293 enum iwl_bt_force_ant_mode {
 294         BT_FORCE_ANT_DIS = 0,
 295         BT_FORCE_ANT_AUTO,
 296         BT_FORCE_ANT_BT,
 297         BT_FORCE_ANT_WIFI,
 298
 299         BT_FORCE_ANT_MAX,
 300 };
 301
 302 /**
 303 * struct iwl_mvm_vif_bf_data - beacon filtering related data
 304 * @bf_enabled: indicates if beacon filtering is enabled
 305 * @ba_enabled: indicated if beacon abort is enabled
 306 * @ave_beacon_signal: average beacon signal
 307 * @last_cqm_event: rssi of the last cqm event
 308 * @bt_coex_min_thold: minimum threshold for BT coex
 309 * @bt_coex_max_thold: maximum threshold for BT coex
 310 * @last_bt_coex_event: rssi of the last BT coex event
 311 */
 312 struct iwl_mvm_vif_bf_data {
 313         bool bf_enabled;
 314         bool ba_enabled;
 315         int ave_beacon_signal;
 316         int last_cqm_event;
 317         int bt_coex_min_thold;
 318         int bt_coex_max_thold;
 319         int last_bt_coex_event;
 320 };
 321
 322 /**
 323  * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
 324  * @id: between 0 and 3
 325  * @color: to solve races upon MAC addition and removal
 326  * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
 327  * @bssid: BSSID for this (client) interface
 328  * @associated: indicates that we're currently associated, used only for
 329  *      managing the firmware state in iwl_mvm_bss_info_changed_station()
 330  * @ap_assoc_sta_count: count of stations associated to us - valid only
 331  *      if VIF type is AP
 332  * @uploaded: indicates the MAC context has been added to the device
 333  * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
 334  *      should get quota etc.
 335  * @pm_enabled - Indicate if MAC power management is allowed
 336  * @monitor_active: indicates that monitor context is configured, and that the
 337  *      interface should get quota etc.
 338  * @low_latency_traffic: indicates low latency traffic was detected
 339  * @low_latency_dbgfs: low latency mode set from debugfs
 340  * @low_latency_vcmd: low latency mode set from vendor command
 341  * @ps_disabled: indicates that this interface requires PS to be disabled
 342  * @queue_params: QoS params for this MAC
 343  * @bcast_sta: station used for broadcast packets. Used by the following
 344  *  vifs: P2P_DEVICE, GO and AP.
 345  * @beacon_skb: the skb used to hold the AP/GO beacon template
 346  * @smps_requests: the SMPS requests of different parts of the driver,
 347  *      combined on update to yield the overall request to mac80211.
 348  * @beacon_stats: beacon statistics, containing the # of received beacons,
 349  *      # of received beacons accumulated over FW restart, and the current
 350  *      average signal of beacons retrieved from the firmware
 351  * @csa_failed: CSA failed to schedule time event, report an error later
 352  * @features: hw features active for this vif
 353  */
 354 struct iwl_mvm_vif {
 355         struct iwl_mvm *mvm;
 356         u16 id;
 357         u16 color;
 358         u8 ap_sta_id;
 359
 360         u8 bssid[ETH_ALEN];
 361         bool associated;
 362         u8 ap_assoc_sta_count;
 363
 364         u16 cab_queue;
 365
 366         bool uploaded;
 367         bool ap_ibss_active;
 368         bool pm_enabled;
 369         bool monitor_active;
 370         bool low_latency_traffic, low_latency_dbgfs, low_latency_vcmd;
 371         bool ps_disabled;
 372         struct iwl_mvm_vif_bf_data bf_data;
 373
 374         struct {
 375                 u32 num_beacons, accu_num_beacons;
 376                 u8 avg_signal;
 377         } beacon_stats;
 378
 379         u32 ap_beacon_time;
 380
 381         enum iwl_tsf_id tsf_id;
 382
 383         /*
 384          * QoS data from mac80211, need to store this here
 385          * as mac80211 has a separate callback but we need
 386          * to have the data for the MAC context
 387          */
 388         struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
 389         struct iwl_mvm_time_event_data time_event_data;
 390         struct iwl_mvm_time_event_data hs_time_event_data;
 391
 392         struct iwl_mvm_int_sta bcast_sta;
 393         struct iwl_mvm_int_sta mcast_sta;
 394
 395         /*
 396          * Assigned while mac80211 has the interface in a channel context,
 397          * or, for P2P Device, while it exists.
 398          */
 399         struct iwl_mvm_phy_ctxt *phy_ctxt;
 400
 401 #ifdef CONFIG_PM
 402         /* WoWLAN GTK rekey data */
 403         struct {
 404                 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
 405                 __le64 replay_ctr;
 406                 bool valid;
 407         } rekey_data;
 408
 409         int tx_key_idx;
 410
 411         bool seqno_valid;
 412         u16 seqno;
 413 #endif
 414
 415 #if IS_ENABLED(CONFIG_IPV6)
 416         /* IPv6 addresses for WoWLAN */
 417         struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
 418         unsigned long tentative_addrs[BITS_TO_LONGS(IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX)];
 419         int num_target_ipv6_addrs;
 420 #endif
 421
 422 #ifdef CONFIG_IWLWIFI_DEBUGFS
 423         struct dentry *dbgfs_dir;
 424         struct dentry *dbgfs_slink;
 425         struct iwl_dbgfs_pm dbgfs_pm;
 426         struct iwl_dbgfs_bf dbgfs_bf;
 427         struct iwl_mac_power_cmd mac_pwr_cmd;
 428         int dbgfs_quota_min;
 429 #endif
 430
 431         enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
 432
 433         /* FW identified misbehaving AP */
 434         u8 uapsd_misbehaving_bssid[ETH_ALEN];
 435
 436         /* Indicates that CSA countdown may be started */
 437         bool csa_countdown;
 438         bool csa_failed;
 439         u16 csa_target_freq;
 440
 441         /* TCP Checksum Offload */
 442         netdev_features_t features;
 443 };
 444
 445 static inline struct iwl_mvm_vif *
 446 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
 447 {
 448         if (!vif)
 449                 return NULL;
 450         return (void *)vif->drv_priv;
 451 }
 452
 453 extern const u8 tid_to_mac80211_ac[];
 454
 455 #define IWL_MVM_SCAN_STOPPING_SHIFT     8
 456
 457 enum iwl_scan_status {
 458         IWL_MVM_SCAN_REGULAR            = BIT(0),
 459         IWL_MVM_SCAN_SCHED              = BIT(1),
 460         IWL_MVM_SCAN_NETDETECT          = BIT(2),
 461
 462         IWL_MVM_SCAN_STOPPING_REGULAR   = BIT(8),
 463         IWL_MVM_SCAN_STOPPING_SCHED     = BIT(9),
 464         IWL_MVM_SCAN_STOPPING_NETDETECT = BIT(10),
 465
 466         IWL_MVM_SCAN_REGULAR_MASK       = IWL_MVM_SCAN_REGULAR |
 467                                           IWL_MVM_SCAN_STOPPING_REGULAR,
 468         IWL_MVM_SCAN_SCHED_MASK         = IWL_MVM_SCAN_SCHED |
 469                                           IWL_MVM_SCAN_STOPPING_SCHED,
 470         IWL_MVM_SCAN_NETDETECT_MASK     = IWL_MVM_SCAN_NETDETECT |
 471                                           IWL_MVM_SCAN_STOPPING_NETDETECT,
 472
 473         IWL_MVM_SCAN_STOPPING_MASK      = 0xff << IWL_MVM_SCAN_STOPPING_SHIFT,
 474         IWL_MVM_SCAN_MASK               = 0xff,
 475 };
 476
 477 enum iwl_mvm_scan_type {
 478         IWL_SCAN_TYPE_NOT_SET,
 479         IWL_SCAN_TYPE_UNASSOC,
 480         IWL_SCAN_TYPE_WILD,
 481         IWL_SCAN_TYPE_MILD,
 482         IWL_SCAN_TYPE_FRAGMENTED,
 483 };
 484
 485 enum iwl_mvm_sched_scan_pass_all_states {
 486         SCHED_SCAN_PASS_ALL_DISABLED,
 487         SCHED_SCAN_PASS_ALL_ENABLED,
 488         SCHED_SCAN_PASS_ALL_FOUND,
 489 };
 490
 491 /**
 492  * struct iwl_nvm_section - describes an NVM section in memory.
 493  *
 494  * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
 495  * and saved for later use by the driver. Not all NVM sections are saved
 496  * this way, only the needed ones.
 497  */
 498 struct iwl_nvm_section {
 499         u16 length;
 500         const u8 *data;
 501 };
 502
 503 /**
 504  * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
 505  * @ct_kill_exit: worker to exit thermal kill
 506  * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
 507  * @tx_backoff: The current thremal throttling tx backoff in uSec.
 508  * @min_backoff: The minimal tx backoff due to power restrictions
 509  * @params: Parameters to configure the thermal throttling algorithm.
 510  * @throttle: Is thermal throttling is active?
 511  */
 512 struct iwl_mvm_tt_mgmt {
 513         struct delayed_work ct_kill_exit;
 514         bool dynamic_smps;
 515         u32 tx_backoff;
 516         u32 min_backoff;
 517         struct iwl_tt_params params;
 518         bool throttle;
 519 };
 520
 521 #ifdef CONFIG_THERMAL
 522 /**
 523  *struct iwl_mvm_thermal_device - thermal zone related data
 524  * @temp_trips: temperature thresholds for report
 525  * @fw_trips_index: keep indexes to original array - temp_trips
 526  * @tzone: thermal zone device data
 527 */
 528 struct iwl_mvm_thermal_device {
 529         s16 temp_trips[IWL_MAX_DTS_TRIPS];
 530         u8 fw_trips_index[IWL_MAX_DTS_TRIPS];
 531         struct thermal_zone_device *tzone;
 532 };
 533
 534 /*
 535  * struct iwl_mvm_cooling_device
 536  * @cur_state: current state
 537  * @cdev: struct thermal cooling device
 538  */
 539 struct iwl_mvm_cooling_device {
 540         u32 cur_state;
 541         struct thermal_cooling_device *cdev;
 542 };
 543 #endif
 544
 545 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
 546
 547 struct iwl_mvm_frame_stats {
 548         u32 legacy_frames;
 549         u32 ht_frames;
 550         u32 vht_frames;
 551         u32 bw_20_frames;
 552         u32 bw_40_frames;
 553         u32 bw_80_frames;
 554         u32 bw_160_frames;
 555         u32 sgi_frames;
 556         u32 ngi_frames;
 557         u32 siso_frames;
 558         u32 mimo2_frames;
 559         u32 agg_frames;
 560         u32 ampdu_count;
 561         u32 success_frames;
 562         u32 fail_frames;
 563         u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
 564         int last_frame_idx;
 565 };
 566
 567 enum {
 568         D0I3_DEFER_WAKEUP,
 569         D0I3_PENDING_WAKEUP,
 570 };
 571
 572 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff
 573 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100
 574 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200
 575
 576 enum iwl_mvm_tdls_cs_state {
 577         IWL_MVM_TDLS_SW_IDLE = 0,
 578         IWL_MVM_TDLS_SW_REQ_SENT,
 579         IWL_MVM_TDLS_SW_RESP_RCVD,
 580         IWL_MVM_TDLS_SW_REQ_RCVD,
 581         IWL_MVM_TDLS_SW_ACTIVE,
 582 };
 583
 584 /**
 585  * struct iwl_mvm_reorder_buffer - per ra/tid/queue reorder buffer
 586  * @head_sn: reorder window head sn
 587  * @num_stored: number of mpdus stored in the buffer
 588  * @buf_size: the reorder buffer size as set by the last addba request
 589  * @queue: queue of this reorder buffer
 590  * @last_amsdu: track last ASMDU SN for duplication detection
 591  * @last_sub_index: track ASMDU sub frame index for duplication detection
 592  * @reorder_timer: timer for frames are in the reorder buffer. For AMSDU
 593  *      it is the time of last received sub-frame
 594  * @removed: prevent timer re-arming
 595  * @valid: reordering is valid for this queue
 596  * @lock: protect reorder buffer internal state
 597  * @mvm: mvm pointer, needed for frame timer context
 598  */
 599 struct iwl_mvm_reorder_buffer {
 600         u16 head_sn;
 601         u16 num_stored;
 602         u8 buf_size;
 603         int queue;
 604         u16 last_amsdu;
 605         u8 last_sub_index;
 606         struct timer_list reorder_timer;
 607         bool removed;
 608         bool valid;
 609         spinlock_t lock;
 610         struct iwl_mvm *mvm;
 611 } ____cacheline_aligned_in_smp;
 612
 613 /**
 614  * struct _iwl_mvm_reorder_buf_entry - reorder buffer entry per-queue/per-seqno
 615  * @frames: list of skbs stored
 616  * @reorder_time: time the packet was stored in the reorder buffer
 617  */
 618 struct _iwl_mvm_reorder_buf_entry {
 619         struct sk_buff_head frames;
 620         unsigned long reorder_time;
 621 };
 622
 623 /* make this indirection to get the aligned thing */
 624 struct iwl_mvm_reorder_buf_entry {
 625         struct _iwl_mvm_reorder_buf_entry e;
 626 }
 627 #ifndef __CHECKER__
 628 /* sparse doesn't like this construct: "bad integer constant expression" */
 629 __aligned(roundup_pow_of_two(sizeof(struct _iwl_mvm_reorder_buf_entry)))
 630 #endif
 631 ;
 632
 633 /**
 634  * struct iwl_mvm_baid_data - BA session data
 635  * @sta_id: station id
 636  * @tid: tid of the session
 637  * @baid baid of the session
 638  * @timeout: the timeout set in the addba request
 639  * @entries_per_queue: # of buffers per queue, this actually gets
 640  *      aligned up to avoid cache line sharing between queues
 641  * @last_rx: last rx jiffies, updated only if timeout passed from last update
 642  * @session_timer: timer to check if BA session expired, runs at 2 * timeout
 643  * @mvm: mvm pointer, needed for timer context
 644  * @reorder_buf: reorder buffer, allocated per queue
 645  * @reorder_buf_data: data
 646  */
 647 struct iwl_mvm_baid_data {
 648         struct rcu_head rcu_head;
 649         u8 sta_id;
 650         u8 tid;
 651         u8 baid;
 652         u16 timeout;
 653         u16 entries_per_queue;
 654         unsigned long last_rx;
 655         struct timer_list session_timer;
 656         struct iwl_mvm_baid_data __rcu **rcu_ptr;
 657         struct iwl_mvm *mvm;
 658         struct iwl_mvm_reorder_buffer reorder_buf[IWL_MAX_RX_HW_QUEUES];
 659         struct iwl_mvm_reorder_buf_entry entries[];
 660 };
 661
 662 static inline struct iwl_mvm_baid_data *
 663 iwl_mvm_baid_data_from_reorder_buf(struct iwl_mvm_reorder_buffer *buf)
 664 {
 665         return (void *)((u8 *)buf -
 666                         offsetof(struct iwl_mvm_baid_data, reorder_buf) -
 667                         sizeof(*buf) * buf->queue);
 668 }
 669
 670 /*
 671  * enum iwl_mvm_queue_status - queue status
 672  * @IWL_MVM_QUEUE_FREE: the queue is not allocated nor reserved
 673  *      Basically, this means that this queue can be used for any purpose
 674  * @IWL_MVM_QUEUE_RESERVED: queue is reserved but not yet in use
 675  *      This is the state of a queue that has been dedicated for some RATID
 676  *      (agg'd or not), but that hasn't yet gone through the actual enablement
 677  *      of iwl_mvm_enable_txq(), and therefore no traffic can go through it yet.
 678  *      Note that in this state there is no requirement to already know what TID
 679  *      should be used with this queue, it is just marked as a queue that will
 680  *      be used, and shouldn't be allocated to anyone else.
 681  * @IWL_MVM_QUEUE_READY: queue is ready to be used
 682  *      This is the state of a queue that has been fully configured (including
 683  *      SCD pointers, etc), has a specific RA/TID assigned to it, and can be
 684  *      used to send traffic.
 685  * @IWL_MVM_QUEUE_SHARED: queue is shared, or in a process of becoming shared
 686  *      This is a state in which a single queue serves more than one TID, all of
 687  *      which are not aggregated. Note that the queue is only associated to one
 688  *      RA.
 689  * @IWL_MVM_QUEUE_INACTIVE: queue is allocated but no traffic on it
 690  *      This is a state of a queue that has had traffic on it, but during the
 691  *      last %IWL_MVM_DQA_QUEUE_TIMEOUT time period there has been no traffic on
 692  *      it. In this state, when a new queue is needed to be allocated but no
 693  *      such free queue exists, an inactive queue might be freed and given to
 694  *      the new RA/TID.
 695  * @IWL_MVM_QUEUE_RECONFIGURING: queue is being reconfigured
 696  *      This is the state of a queue that has had traffic pass through it, but
 697  *      needs to be reconfigured for some reason, e.g. the queue needs to
 698  *      become unshared and aggregations re-enabled on.
 699  */
 700 enum iwl_mvm_queue_status {
 701         IWL_MVM_QUEUE_FREE,
 702         IWL_MVM_QUEUE_RESERVED,
 703         IWL_MVM_QUEUE_READY,
 704         IWL_MVM_QUEUE_SHARED,
 705         IWL_MVM_QUEUE_INACTIVE,
 706         IWL_MVM_QUEUE_RECONFIGURING,
 707 };
 708
 709 #define IWL_MVM_DQA_QUEUE_TIMEOUT       (5 * HZ)
 710 #define IWL_MVM_INVALID_QUEUE           0xFFFF
 711
 712 #define IWL_MVM_NUM_CIPHERS             10
 713
 714 struct iwl_mvm_sar_profile {
 715         bool enabled;
 716         u8 table[ACPI_SAR_TABLE_SIZE];
 717 };
 718
 719 struct iwl_mvm_geo_profile {
 720         u8 values[ACPI_GEO_TABLE_SIZE];
 721 };
 722
 723 struct iwl_mvm {
 724         /* for logger access */
 725         struct device *dev;
 726
 727         struct iwl_trans *trans;
 728         const struct iwl_fw *fw;
 729         const struct iwl_cfg *cfg;
 730         struct iwl_phy_db *phy_db;
 731         struct ieee80211_hw *hw;
 732
 733         /* for protecting access to iwl_mvm */
 734         struct mutex mutex;
 735         struct list_head async_handlers_list;
 736         spinlock_t async_handlers_lock;
 737         struct work_struct async_handlers_wk;
 738
 739         struct work_struct roc_done_wk;
 740
 741         unsigned long init_status;
 742
 743         unsigned long status;
 744
 745         u32 queue_sync_cookie;
 746         atomic_t queue_sync_counter;
 747         /*
 748          * for beacon filtering -
 749          * currently only one interface can be supported
 750          */
 751         struct iwl_mvm_vif *bf_allowed_vif;
 752
 753         bool hw_registered;
 754         bool calibrating;
 755         u32 error_event_table[2];
 756         u32 log_event_table;
 757         u32 umac_error_event_table;
 758         bool support_umac_log;
 759
 760         u32 ampdu_ref;
 761         bool ampdu_toggle;
 762
 763         struct iwl_notif_wait_data notif_wait;
 764
 765         union {
 766                 struct mvm_statistics_rx_v3 rx_stats_v3;
 767                 struct mvm_statistics_rx rx_stats;
 768         };
 769
 770         struct {
 771                 u64 rx_time;
 772                 u64 tx_time;
 773                 u64 on_time_rf;
 774                 u64 on_time_scan;
 775         } radio_stats, accu_radio_stats;
 776
 777         u16 hw_queue_to_mac80211[IWL_MAX_TVQM_QUEUES];
 778
 779         struct {
 780                 u8 hw_queue_refcount;
 781                 u8 ra_sta_id; /* The RA this queue is mapped to, if exists */
 782                 bool reserved; /* Is this the TXQ reserved for a STA */
 783                 u8 mac80211_ac; /* The mac80211 AC this queue is mapped to */
 784                 u8 txq_tid; /* The TID "owner" of this queue*/
 785                 u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */
 786                 /* Timestamp for inactivation per TID of this queue */
 787                 unsigned long last_frame_time[IWL_MAX_TID_COUNT + 1];
 788                 enum iwl_mvm_queue_status status;
 789         } queue_info[IWL_MAX_HW_QUEUES];
 790         spinlock_t queue_info_lock; /* For syncing queue mgmt operations */
 791         struct work_struct add_stream_wk; /* To add streams to queues */
 792
 793         atomic_t mac80211_queue_stop_count[IEEE80211_MAX_QUEUES];
 794
 795         const char *nvm_file_name;
 796         struct iwl_nvm_data *nvm_data;
 797         /* NVM sections */
 798         struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
 799
 800         struct iwl_fw_runtime fwrt;
 801
 802         /* EEPROM MAC addresses */
 803         struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
 804
 805         /* data related to data path */
 806         struct iwl_rx_phy_info last_phy_info;
 807         struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
 808         unsigned long sta_deferred_frames[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
 809         u8 rx_ba_sessions;
 810
 811         /* configured by mac80211 */
 812         u32 rts_threshold;
 813
 814         /* Scan status, cmd (pre-allocated) and auxiliary station */
 815         unsigned int scan_status;
 816         void *scan_cmd;
 817         struct iwl_mcast_filter_cmd *mcast_filter_cmd;
 818         enum iwl_mvm_scan_type scan_type;
 819         enum iwl_mvm_sched_scan_pass_all_states sched_scan_pass_all;
 820         struct delayed_work scan_timeout_dwork;
 821
 822         /* max number of simultaneous scans the FW supports */
 823         unsigned int max_scans;
 824
 825         /* UMAC scan tracking */
 826         u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS];
 827
 828         /* start time of last scan in TSF of the mac that requested the scan */
 829         u64 scan_start;
 830
 831         /* the vif that requested the current scan */
 832         struct iwl_mvm_vif *scan_vif;
 833
 834         /* rx chain antennas set through debugfs for the scan command */
 835         u8 scan_rx_ant;
 836
 837 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
 838         /* broadcast filters to configure for each associated station */
 839         const struct iwl_fw_bcast_filter *bcast_filters;
 840 #ifdef CONFIG_IWLWIFI_DEBUGFS
 841         struct {
 842                 bool override;
 843                 struct iwl_bcast_filter_cmd cmd;
 844         } dbgfs_bcast_filtering;
 845 #endif
 846 #endif
 847
 848         /* Internal station */
 849         struct iwl_mvm_int_sta aux_sta;
 850         struct iwl_mvm_int_sta snif_sta;
 851
 852         bool last_ebs_successful;
 853
 854         u8 scan_last_antenna_idx; /* to toggle TX between antennas */
 855         u8 mgmt_last_antenna_idx;
 856
 857         /* last smart fifo state that was successfully sent to firmware */
 858         enum iwl_sf_state sf_state;
 859
 860 #ifdef CONFIG_IWLWIFI_DEBUGFS
 861         struct dentry *debugfs_dir;
 862         u32 dbgfs_sram_offset, dbgfs_sram_len;
 863         u32 dbgfs_prph_reg_addr;
 864         bool disable_power_off;
 865         bool disable_power_off_d3;
 866
 867         bool scan_iter_notif_enabled;
 868
 869         struct debugfs_blob_wrapper nvm_hw_blob;
 870         struct debugfs_blob_wrapper nvm_sw_blob;
 871         struct debugfs_blob_wrapper nvm_calib_blob;
 872         struct debugfs_blob_wrapper nvm_prod_blob;
 873         struct debugfs_blob_wrapper nvm_phy_sku_blob;
 874
 875         struct iwl_mvm_frame_stats drv_rx_stats;
 876         spinlock_t drv_stats_lock;
 877         u16 dbgfs_rx_phyinfo;
 878 #endif
 879
 880         struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
 881
 882         struct list_head time_event_list;
 883         spinlock_t time_event_lock;
 884
 885         /*
 886          * A bitmap indicating the index of the key in use. The firmware
 887          * can hold 16 keys at most. Reflect this fact.
 888          */
 889         unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
 890         u8 fw_key_deleted[STA_KEY_MAX_NUM];
 891
 892         /* references taken by the driver and spinlock protecting them */
 893         spinlock_t refs_lock;
 894         u8 refs[IWL_MVM_REF_COUNT];
 895
 896         u8 vif_count;
 897
 898         /* -1 for always, 0 for never, >0 for that many times */
 899         s8 fw_restart;
 900
 901 #ifdef CONFIG_IWLWIFI_LEDS
 902         struct led_classdev led;
 903 #endif
 904
 905         struct ieee80211_vif *p2p_device_vif;
 906
 907 #ifdef CONFIG_PM
 908         struct wiphy_wowlan_support wowlan;
 909         int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
 910
 911         /* sched scan settings for net detect */
 912         struct ieee80211_scan_ies nd_ies;
 913         struct cfg80211_match_set *nd_match_sets;
 914         int n_nd_match_sets;
 915         struct ieee80211_channel **nd_channels;
 916         int n_nd_channels;
 917         bool net_detect;
 918 #ifdef CONFIG_IWLWIFI_DEBUGFS
 919         bool d3_wake_sysassert;
 920         bool d3_test_active;
 921         bool store_d3_resume_sram;
 922         void *d3_resume_sram;
 923         u32 d3_test_pme_ptr;
 924         struct ieee80211_vif *keep_vif;
 925         u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */
 926 #endif
 927 #endif
 928
 929         /* d0i3 */
 930         u8 d0i3_ap_sta_id;
 931         bool d0i3_offloading;
 932         struct work_struct d0i3_exit_work;
 933         struct sk_buff_head d0i3_tx;
 934         /* protect d0i3_suspend_flags */
 935         struct mutex d0i3_suspend_mutex;
 936         unsigned long d0i3_suspend_flags;
 937         /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
 938         spinlock_t d0i3_tx_lock;
 939         wait_queue_head_t d0i3_exit_waitq;
 940         wait_queue_head_t rx_sync_waitq;
 941
 942         /* BT-Coex */
 943         struct iwl_bt_coex_profile_notif last_bt_notif;
 944         struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
 945
 946         u8 bt_tx_prio;
 947         enum iwl_bt_force_ant_mode bt_force_ant_mode;
 948
 949         /* Aux ROC */
 950         struct list_head aux_roc_te_list;
 951
 952         /* Thermal Throttling and CTkill */
 953         struct iwl_mvm_tt_mgmt thermal_throttle;
 954 #ifdef CONFIG_THERMAL
 955         struct iwl_mvm_thermal_device tz_device;
 956         struct iwl_mvm_cooling_device cooling_dev;
 957 #endif
 958
 959         s32 temperature;        /* Celsius */
 960         /*
 961          * Debug option to set the NIC temperature. This option makes the
 962          * driver think this is the actual NIC temperature, and ignore the
 963          * real temperature that is received from the fw
 964          */
 965         bool temperature_test;  /* Debug test temperature is enabled */
 966
 967         struct iwl_time_quota_cmd last_quota_cmd;
 968
 969 #ifdef CONFIG_NL80211_TESTMODE
 970         u32 noa_duration;
 971         struct ieee80211_vif *noa_vif;
 972 #endif
 973
 974         /* Tx queues */
 975         u16 aux_queue;
 976         u16 snif_queue;
 977         u16 probe_queue;
 978         u16 p2p_dev_queue;
 979
 980         /* Indicate if device power save is allowed */
 981         u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
 982         unsigned int max_amsdu_len; /* used for debugfs only */
 983
 984         struct ieee80211_vif __rcu *csa_vif;
 985         struct ieee80211_vif __rcu *csa_tx_blocked_vif;
 986         u8 csa_tx_block_bcn_timeout;
 987
 988         /* system time of last beacon (for AP/GO interface) */
 989         u32 ap_last_beacon_gp2;
 990
 991         /* indicates that we transmitted the last beacon */
 992         bool ibss_manager;
 993
 994         bool lar_regdom_set;
 995         enum iwl_mcc_source mcc_src;
 996
 997         /* TDLS channel switch data */
 998         struct {
 999                 struct delayed_work dwork;
1000                 enum iwl_mvm_tdls_cs_state state;
1001
1002                 /*
1003                  * Current cs sta - might be different from periodic cs peer
1004                  * station. Value is meaningless when the cs-state is idle.
1005                  */
1006                 u8 cur_sta_id;
1007
1008                 /* TDLS periodic channel-switch peer */
1009                 struct {
1010                         u8 sta_id;
1011                         u8 op_class;
1012                         bool initiator; /* are we the link initiator */
1013                         struct cfg80211_chan_def chandef;
1014                         struct sk_buff *skb; /* ch sw template */
1015                         u32 ch_sw_tm_ie;
1016
1017                         /* timestamp of last ch-sw request sent (GP2 time) */
1018                         u32 sent_timestamp;
1019                 } peer;
1020         } tdls_cs;
1021
1022
1023         u32 ciphers[IWL_MVM_NUM_CIPHERS];
1024         struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS];
1025         struct iwl_mvm_tof_data tof_data;
1026
1027         struct ieee80211_vif *nan_vif;
1028 #define IWL_MAX_BAID    32
1029         struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID];
1030
1031         /*
1032          * Drop beacons from other APs in AP mode when there are no connected
1033          * clients.
1034          */
1035         bool drop_bcn_ap_mode;
1036
1037         struct delayed_work cs_tx_unblock_dwork;
1038
1039         /* does a monitor vif exist (only one can exist hence bool) */
1040         bool monitor_on;
1041 #ifdef CONFIG_ACPI
1042         struct iwl_mvm_sar_profile sar_profiles[ACPI_SAR_PROFILE_NUM];
1043         struct iwl_mvm_geo_profile geo_profiles[ACPI_NUM_GEO_PROFILES];
1044 #endif
1045 };
1046
1047 /* Extract MVM priv from op_mode and _hw */
1048 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode)               \
1049         ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
1050
1051 #define IWL_MAC80211_GET_MVM(_hw)                       \
1052         IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
1053
1054 /**
1055  * enum iwl_mvm_status - MVM status bits
1056  * @IWL_MVM_STATUS_HW_RFKILL: HW RF-kill is asserted
1057  * @IWL_MVM_STATUS_HW_CTKILL: CT-kill is active
1058  * @IWL_MVM_STATUS_ROC_RUNNING: remain-on-channel is running
1059  * @IWL_MVM_STATUS_HW_RESTART_REQUESTED: HW restart was requested
1060  * @IWL_MVM_STATUS_IN_HW_RESTART: HW restart is active
1061  * @IWL_MVM_STATUS_IN_D0I3: NIC is in D0i3
1062  * @IWL_MVM_STATUS_ROC_AUX_RUNNING: AUX remain-on-channel is running
1063  * @IWL_MVM_STATUS_D3_RECONFIG: D3 reconfiguration is being done
1064  * @IWL_MVM_STATUS_FIRMWARE_RUNNING: firmware is running
1065  * @IWL_MVM_STATUS_NEED_FLUSH_P2P: need to flush P2P bcast STA
1066  */
1067 enum iwl_mvm_status {
1068         IWL_MVM_STATUS_HW_RFKILL,
1069         IWL_MVM_STATUS_HW_CTKILL,
1070         IWL_MVM_STATUS_ROC_RUNNING,
1071         IWL_MVM_STATUS_HW_RESTART_REQUESTED,
1072         IWL_MVM_STATUS_IN_HW_RESTART,
1073         IWL_MVM_STATUS_IN_D0I3,
1074         IWL_MVM_STATUS_ROC_AUX_RUNNING,
1075         IWL_MVM_STATUS_D3_RECONFIG,
1076         IWL_MVM_STATUS_FIRMWARE_RUNNING,
1077         IWL_MVM_STATUS_NEED_FLUSH_P2P,
1078 };
1079
1080 /* Keep track of completed init configuration */
1081 enum iwl_mvm_init_status {
1082         IWL_MVM_INIT_STATUS_THERMAL_INIT_COMPLETE = BIT(0),
1083         IWL_MVM_INIT_STATUS_LEDS_INIT_COMPLETE = BIT(1),
1084         IWL_MVM_INIT_STATUS_REG_HW_INIT_COMPLETE = BIT(2),
1085         IWL_MVM_INIT_STATUS_TOF_INIT_COMPLETE = BIT(3),
1086 };
1087
1088 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
1089 {
1090         return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
1091                test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
1092 }
1093
1094 static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm)
1095 {
1096         return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status);
1097 }
1098
1099 static inline bool iwl_mvm_firmware_running(struct iwl_mvm *mvm)
1100 {
1101         return test_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
1102 }
1103
1104 /* Must be called with rcu_read_lock() held and it can only be
1105  * released when mvmsta is not needed anymore.
1106  */
1107 static inline struct iwl_mvm_sta *
1108 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id)
1109 {
1110         struct ieee80211_sta *sta;
1111
1112         if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
1113                 return NULL;
1114
1115         sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
1116
1117         /* This can happen if the station has been removed right now */
1118         if (IS_ERR_OR_NULL(sta))
1119                 return NULL;
1120
1121         return iwl_mvm_sta_from_mac80211(sta);
1122 }
1123
1124 static inline struct iwl_mvm_sta *
1125 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
1126 {
1127         struct ieee80211_sta *sta;
1128
1129         if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
1130                 return NULL;
1131
1132         sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
1133                                         lockdep_is_held(&mvm->mutex));
1134
1135         /* This can happen if the station has been removed right now */
1136         if (IS_ERR_OR_NULL(sta))
1137                 return NULL;
1138
1139         return iwl_mvm_sta_from_mac80211(sta);
1140 }
1141
1142 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
1143 {
1144         return !iwlwifi_mod_params.d0i3_disable &&
1145                 fw_has_capa(&mvm->fw->ucode_capa,
1146                             IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
1147 }
1148
1149 static inline bool iwl_mvm_is_adaptive_dwell_supported(struct iwl_mvm *mvm)
1150 {
1151         return fw_has_api(&mvm->fw->ucode_capa,
1152                           IWL_UCODE_TLV_API_ADAPTIVE_DWELL);
1153 }
1154
1155 static inline bool iwl_mvm_enter_d0i3_on_suspend(struct iwl_mvm *mvm)
1156 {
1157         /* For now we only use this mode to differentiate between
1158          * slave transports, which handle D0i3 entry in suspend by
1159          * themselves in conjunction with runtime PM D0i3.  So, this
1160          * function is used to check whether we need to do anything
1161          * when entering suspend or if the transport layer has already
1162          * done it.
1163          */
1164         return (mvm->trans->system_pm_mode == IWL_PLAT_PM_MODE_D0I3) &&
1165                 (mvm->trans->runtime_pm_mode != IWL_PLAT_PM_MODE_D0I3);
1166 }
1167
1168 static inline bool iwl_mvm_is_dqa_data_queue(struct iwl_mvm *mvm, u8 queue)
1169 {
1170         return (queue >= IWL_MVM_DQA_MIN_DATA_QUEUE) &&
1171                (queue <= IWL_MVM_DQA_MAX_DATA_QUEUE);
1172 }
1173
1174 static inline bool iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm *mvm, u8 queue)
1175 {
1176         return (queue >= IWL_MVM_DQA_MIN_MGMT_QUEUE) &&
1177                (queue <= IWL_MVM_DQA_MAX_MGMT_QUEUE);
1178 }
1179
1180 static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm)
1181 {
1182         bool nvm_lar = mvm->nvm_data->lar_enabled;
1183         bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa,
1184                                    IWL_UCODE_TLV_CAPA_LAR_SUPPORT);
1185
1186         if (iwlwifi_mod_params.lar_disable)
1187                 return false;
1188
1189         /*
1190          * Enable LAR only if it is supported by the FW (TLV) &&
1191          * enabled in the NVM
1192          */
1193         if (mvm->cfg->nvm_type == IWL_NVM_EXT)
1194                 return nvm_lar && tlv_lar;
1195         else
1196                 return tlv_lar;
1197 }
1198
1199 static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm)
1200 {
1201         return fw_has_api(&mvm->fw->ucode_capa,
1202                           IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) ||
1203                fw_has_capa(&mvm->fw->ucode_capa,
1204                            IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC);
1205 }
1206
1207 static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm)
1208 {
1209         return fw_has_capa(&mvm->fw->ucode_capa,
1210                            IWL_UCODE_TLV_CAPA_BT_COEX_RRC) &&
1211                 IWL_MVM_BT_COEX_RRC;
1212 }
1213
1214 static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm)
1215 {
1216         return fw_has_capa(&mvm->fw->ucode_capa,
1217                            IWL_UCODE_TLV_CAPA_CSUM_SUPPORT) &&
1218                !IWL_MVM_HW_CSUM_DISABLE;
1219 }
1220
1221 static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm)
1222 {
1223         return fw_has_capa(&mvm->fw->ucode_capa,
1224                            IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) &&
1225                 IWL_MVM_BT_COEX_MPLUT;
1226 }
1227
1228 static inline
1229 bool iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm *mvm)
1230 {
1231         return fw_has_capa(&mvm->fw->ucode_capa,
1232                            IWL_UCODE_TLV_CAPA_P2P_SCM_UAPSD) &&
1233                 !(iwlwifi_mod_params.uapsd_disable &
1234                   IWL_DISABLE_UAPSD_P2P_CLIENT);
1235 }
1236
1237 static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm)
1238 {
1239         return fw_has_capa(&mvm->fw->ucode_capa,
1240                            IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT);
1241 }
1242
1243 static inline bool iwl_mvm_has_new_tx_api(struct iwl_mvm *mvm)
1244 {
1245         /* TODO - replace with TLV once defined */
1246         return mvm->trans->cfg->use_tfh;
1247 }
1248
1249 static inline bool iwl_mvm_has_unified_ucode(struct iwl_mvm *mvm)
1250 {
1251         /* TODO - better define this */
1252         return mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000;
1253 }
1254
1255 static inline bool iwl_mvm_is_cdb_supported(struct iwl_mvm *mvm)
1256 {
1257         /*
1258          * TODO:
1259          * The issue of how to determine CDB APIs and usage is still not fully
1260          * defined.
1261          * There is a compilation for CDB and non-CDB FW, but there may
1262          * be also runtime check.
1263          * For now there is a TLV for checking compilation mode, but a
1264          * runtime check will also have to be here - once defined.
1265          */
1266         return fw_has_capa(&mvm->fw->ucode_capa,
1267                            IWL_UCODE_TLV_CAPA_CDB_SUPPORT);
1268 }
1269
1270 static inline bool iwl_mvm_has_new_rx_stats_api(struct iwl_mvm *mvm)
1271 {
1272         return fw_has_api(&mvm->fw->ucode_capa,
1273                           IWL_UCODE_TLV_API_NEW_RX_STATS);
1274 }
1275
1276 static inline bool iwl_mvm_has_quota_low_latency(struct iwl_mvm *mvm)
1277 {
1278         return fw_has_api(&mvm->fw->ucode_capa,
1279                           IWL_UCODE_TLV_API_QUOTA_LOW_LATENCY);
1280 }
1281
1282 static inline bool iwl_mvm_has_tlc_offload(const struct iwl_mvm *mvm)
1283 {
1284         return fw_has_capa(&mvm->fw->ucode_capa,
1285                            IWL_UCODE_TLV_CAPA_TLC_OFFLOAD);
1286 }
1287
1288 static inline struct agg_tx_status *
1289 iwl_mvm_get_agg_status(struct iwl_mvm *mvm, void *tx_resp)
1290 {
1291         if (iwl_mvm_has_new_tx_api(mvm))
1292                 return &((struct iwl_mvm_tx_resp *)tx_resp)->status;
1293         else
1294                 return ((struct iwl_mvm_tx_resp_v3 *)tx_resp)->status;
1295 }
1296
1297 static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm)
1298 {
1299 #ifdef CONFIG_THERMAL
1300         /* these two TLV are redundant since the responsibility to CT-kill by
1301          * FW happens only after we send at least one command of
1302          * temperature THs report.
1303          */
1304         return fw_has_capa(&mvm->fw->ucode_capa,
1305                            IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) &&
1306                fw_has_capa(&mvm->fw->ucode_capa,
1307                            IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT);
1308 #else /* CONFIG_THERMAL */
1309         return false;
1310 #endif /* CONFIG_THERMAL */
1311 }
1312
1313 static inline bool iwl_mvm_is_ctdp_supported(struct iwl_mvm *mvm)
1314 {
1315         return fw_has_capa(&mvm->fw->ucode_capa,
1316                            IWL_UCODE_TLV_CAPA_CTDP_SUPPORT);
1317 }
1318
1319 extern const u8 iwl_mvm_ac_to_tx_fifo[];
1320 extern const u8 iwl_mvm_ac_to_gen2_tx_fifo[];
1321
1322 static inline u8 iwl_mvm_mac_ac_to_tx_fifo(struct iwl_mvm *mvm,
1323                                            enum ieee80211_ac_numbers ac)
1324 {
1325         return iwl_mvm_has_new_tx_api(mvm) ?
1326                 iwl_mvm_ac_to_gen2_tx_fifo[ac] : iwl_mvm_ac_to_tx_fifo[ac];
1327 }
1328
1329 struct iwl_rate_info {
1330         u8 plcp;        /* uCode API:  IWL_RATE_6M_PLCP, etc. */
1331         u8 plcp_siso;   /* uCode API:  IWL_RATE_SISO_6M_PLCP, etc. */
1332         u8 plcp_mimo2;  /* uCode API:  IWL_RATE_MIMO2_6M_PLCP, etc. */
1333         u8 plcp_mimo3;  /* uCode API:  IWL_RATE_MIMO3_6M_PLCP, etc. */
1334         u8 ieee;        /* MAC header:  IWL_RATE_6M_IEEE, etc. */
1335 };
1336
1337 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm);
1338 int __iwl_mvm_mac_start(struct iwl_mvm *mvm);
1339
1340 /******************
1341  * MVM Methods
1342  ******************/
1343 /* uCode */
1344 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
1345
1346 /* Utils */
1347 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
1348                                         enum nl80211_band band);
1349 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
1350                                enum nl80211_band band,
1351                                struct ieee80211_tx_rate *r);
1352 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
1353 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
1354 u8 first_antenna(u8 mask);
1355 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
1356 void iwl_mvm_get_sync_time(struct iwl_mvm *mvm, u32 *gp2, u64 *boottime);
1357
1358 /* Tx / Host Commands */
1359 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
1360                                   struct iwl_host_cmd *cmd);
1361 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id,
1362                                       u32 flags, u16 len, const void *data);
1363 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
1364                                          struct iwl_host_cmd *cmd,
1365                                          u32 *status);
1366 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id,
1367                                              u16 len, const void *data,
1368                                              u32 *status);
1369 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
1370                    struct ieee80211_sta *sta);
1371 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
1372 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
1373                         struct iwl_tx_cmd *tx_cmd,
1374                         struct ieee80211_tx_info *info, u8 sta_id);
1375 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd,
1376                             struct ieee80211_tx_info *info,
1377                             struct ieee80211_sta *sta, __le16 fc);
1378 #ifdef CONFIG_IWLWIFI_DEBUG
1379 const char *iwl_mvm_get_tx_fail_reason(u32 status);
1380 #else
1381 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
1382 #endif
1383 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, u32 flags);
1384 int iwl_mvm_flush_sta(struct iwl_mvm *mvm, void *sta, bool internal, u32 flags);
1385 int iwl_mvm_flush_sta_tids(struct iwl_mvm *mvm, u32 sta_id,
1386                            u16 tids, u32 flags);
1387
1388 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
1389
1390 static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info,
1391                                            struct iwl_tx_cmd *tx_cmd)
1392 {
1393         struct ieee80211_key_conf *keyconf = info->control.hw_key;
1394
1395         tx_cmd->sec_ctl = TX_CMD_SEC_CCM;
1396         memcpy(tx_cmd->key, keyconf->key, keyconf->keylen);
1397 }
1398
1399 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
1400 {
1401         flush_work(&mvm->async_handlers_wk);
1402 }
1403
1404 /* Statistics */
1405 void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm,
1406                                   struct iwl_rx_packet *pkt);
1407 void iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
1408                            struct iwl_rx_cmd_buffer *rxb);
1409 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear);
1410 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm);
1411
1412 /* NVM */
1413 int iwl_nvm_init(struct iwl_mvm *mvm);
1414 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
1415 int iwl_mvm_read_external_nvm(struct iwl_mvm *mvm);
1416
1417 static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm)
1418 {
1419         return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ?
1420                mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant :
1421                mvm->fw->valid_tx_ant;
1422 }
1423
1424 static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm)
1425 {
1426         return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ?
1427                mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant :
1428                mvm->fw->valid_rx_ant;
1429 }
1430
1431 static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm)
1432 {
1433         u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN |
1434                            FW_PHY_CFG_RX_CHAIN);
1435         u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm);
1436         u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm);
1437
1438         phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS |
1439                       valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS;
1440
1441         return mvm->fw->phy_config & phy_config;
1442 }
1443
1444 int iwl_mvm_up(struct iwl_mvm *mvm);
1445 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
1446
1447 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
1448 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
1449                                     struct iwl_bcast_filter_cmd *cmd);
1450
1451 /*
1452  * FW notifications / CMD responses handlers
1453  * Convention: iwl_mvm_rx_<NAME OF THE CMD>
1454  */
1455 void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1456 void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi,
1457                         struct iwl_rx_cmd_buffer *rxb);
1458 void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi,
1459                         struct iwl_rx_cmd_buffer *rxb, int queue);
1460 void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi,
1461                               struct iwl_rx_cmd_buffer *rxb, int queue);
1462 int iwl_mvm_notify_rx_queue(struct iwl_mvm *mvm, u32 rxq_mask,
1463                             const u8 *data, u32 count);
1464 void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1465                             int queue);
1466 void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1467 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm,
1468                                    struct iwl_rx_cmd_buffer *rxb);
1469 void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1470 void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
1471                                    struct iwl_rx_cmd_buffer *rxb);
1472 void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1473 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
1474                                  struct iwl_rx_cmd_buffer *rxb);
1475 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
1476                              struct iwl_rx_cmd_buffer *rxb);
1477 void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm,
1478                                      struct iwl_rx_cmd_buffer *rxb);
1479
1480 /* MVM PHY */
1481 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1482                          struct cfg80211_chan_def *chandef,
1483                          u8 chains_static, u8 chains_dynamic);
1484 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1485                              struct cfg80211_chan_def *chandef,
1486                              u8 chains_static, u8 chains_dynamic);
1487 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
1488                           struct iwl_mvm_phy_ctxt *ctxt);
1489 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
1490                             struct iwl_mvm_phy_ctxt *ctxt);
1491 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm);
1492 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef);
1493 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef);
1494
1495 /* MAC (virtual interface) programming */
1496 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1497 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1498 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1499                              bool force_assoc_off, const u8 *bssid_override);
1500 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1501 u32 iwl_mvm_mac_get_queues_mask(struct ieee80211_vif *vif);
1502 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
1503                                     struct ieee80211_vif *vif);
1504 void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
1505                              struct iwl_rx_cmd_buffer *rxb);
1506 void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
1507                                      struct iwl_rx_cmd_buffer *rxb);
1508 void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm,
1509                                     struct iwl_rx_cmd_buffer *rxb);
1510 void iwl_mvm_mu_mimo_grp_notif(struct iwl_mvm *mvm,
1511                                struct iwl_rx_cmd_buffer *rxb);
1512 void iwl_mvm_sta_pm_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1513 void iwl_mvm_window_status_notif(struct iwl_mvm *mvm,
1514                                  struct iwl_rx_cmd_buffer *rxb);
1515 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
1516                                     struct ieee80211_vif *vif);
1517 unsigned long iwl_mvm_get_used_hw_queues(struct iwl_mvm *mvm,
1518                                          struct ieee80211_vif *exclude_vif);
1519 void iwl_mvm_channel_switch_noa_notif(struct iwl_mvm *mvm,
1520                                       struct iwl_rx_cmd_buffer *rxb);
1521 /* Bindings */
1522 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1523 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1524
1525 /* Quota management */
1526 static inline size_t iwl_mvm_quota_cmd_size(struct iwl_mvm *mvm)
1527 {
1528         return iwl_mvm_has_quota_low_latency(mvm) ?
1529                 sizeof(struct iwl_time_quota_cmd) :
1530                 sizeof(struct iwl_time_quota_cmd_v1);
1531 }
1532
1533 static inline struct iwl_time_quota_data
1534 *iwl_mvm_quota_cmd_get_quota(struct iwl_mvm *mvm,
1535                              struct iwl_time_quota_cmd *cmd,
1536                              int i)
1537 {
1538         struct iwl_time_quota_data_v1 *quotas;
1539
1540         if (iwl_mvm_has_quota_low_latency(mvm))
1541                 return &cmd->quotas[i];
1542
1543         quotas = (struct iwl_time_quota_data_v1 *)cmd->quotas;
1544         return (struct iwl_time_quota_data *)&quotas[i];
1545 }
1546
1547 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload,
1548                           struct ieee80211_vif *disabled_vif);
1549
1550 /* Scanning */
1551 int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1552                            struct cfg80211_scan_request *req,
1553                            struct ieee80211_scan_ies *ies);
1554 int iwl_mvm_scan_size(struct iwl_mvm *mvm);
1555 int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify);
1556 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm);
1557 void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm);
1558 void iwl_mvm_scan_timeout_wk(struct work_struct *work);
1559
1560 /* Scheduled scan */
1561 void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm,
1562                                          struct iwl_rx_cmd_buffer *rxb);
1563 void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1564                                               struct iwl_rx_cmd_buffer *rxb);
1565 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
1566                              struct ieee80211_vif *vif,
1567                              struct cfg80211_sched_scan_request *req,
1568                              struct ieee80211_scan_ies *ies,
1569                              int type);
1570 void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm,
1571                                  struct iwl_rx_cmd_buffer *rxb);
1572
1573 /* UMAC scan */
1574 int iwl_mvm_config_scan(struct iwl_mvm *mvm);
1575 void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm,
1576                                          struct iwl_rx_cmd_buffer *rxb);
1577 void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1578                                               struct iwl_rx_cmd_buffer *rxb);
1579
1580 /* MVM debugfs */
1581 #ifdef CONFIG_IWLWIFI_DEBUGFS
1582 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
1583 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1584 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1585 #else
1586 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
1587                                          struct dentry *dbgfs_dir)
1588 {
1589         return 0;
1590 }
1591 static inline void
1592 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1593 {
1594 }
1595 static inline void
1596 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1597 {
1598 }
1599 #endif /* CONFIG_IWLWIFI_DEBUGFS */
1600
1601 /* rate scaling */
1602 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init);
1603 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg);
1604 int rs_pretty_print_rate(char *buf, int bufsz, const u32 rate);
1605 void rs_update_last_rssi(struct iwl_mvm *mvm,
1606                          struct iwl_mvm_sta *mvmsta,
1607                          struct ieee80211_rx_status *rx_status);
1608
1609 /* power management */
1610 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
1611 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
1612 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm);
1613 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1614                                  char *buf, int bufsz);
1615
1616 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1617 void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
1618                                               struct iwl_rx_cmd_buffer *rxb);
1619
1620 #ifdef CONFIG_IWLWIFI_LEDS
1621 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
1622 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
1623 void iwl_mvm_leds_sync(struct iwl_mvm *mvm);
1624 #else
1625 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
1626 {
1627         return 0;
1628 }
1629 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
1630 {
1631 }
1632 static inline void iwl_mvm_leds_sync(struct iwl_mvm *mvm)
1633 {
1634 }
1635 #endif
1636
1637 /* D3 (WoWLAN, NetDetect) */
1638 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
1639 int iwl_mvm_resume(struct ieee80211_hw *hw);
1640 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
1641 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
1642                             struct ieee80211_vif *vif,
1643                             struct cfg80211_gtk_rekey_data *data);
1644 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
1645                               struct ieee80211_vif *vif,
1646                               struct inet6_dev *idev);
1647 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
1648                                      struct ieee80211_vif *vif, int idx);
1649 extern const struct file_operations iwl_dbgfs_d3_test_ops;
1650 #ifdef CONFIG_PM
1651 int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
1652                                      struct ieee80211_vif *vif,
1653                                      bool host_awake,
1654                                      u32 cmd_flags);
1655 void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm,
1656                               struct ieee80211_vif *vif,
1657                               struct iwl_wowlan_status *status);
1658 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
1659                                  struct ieee80211_vif *vif);
1660 #else
1661 static inline int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
1662                                                    struct ieee80211_vif *vif,
1663                                                    bool host_awake,
1664                                                    u32 cmd_flags)
1665 {
1666         return 0;
1667 }
1668
1669 static inline void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm,
1670                                             struct ieee80211_vif *vif,
1671                                             struct iwl_wowlan_status *status)
1672 {
1673 }
1674
1675 static inline void
1676 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1677 {
1678 }
1679 #endif
1680 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
1681                                 struct iwl_wowlan_config_cmd *cmd);
1682 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
1683                                struct ieee80211_vif *vif,
1684                                bool disable_offloading,
1685                                bool offload_ns,
1686                                u32 cmd_flags);
1687
1688 /* D0i3 */
1689 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1690 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1691 int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1692 bool iwl_mvm_ref_taken(struct iwl_mvm *mvm);
1693 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq);
1694 int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode);
1695 int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode);
1696 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm);
1697
1698 /* BT Coex */
1699 int iwl_mvm_send_bt_init_conf(struct iwl_mvm *mvm);
1700 void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
1701                               struct iwl_rx_cmd_buffer *rxb);
1702 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1703                            enum ieee80211_rssi_event_data);
1704 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
1705 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
1706                                 struct ieee80211_sta *sta);
1707 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
1708                                      struct ieee80211_sta *sta);
1709 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant);
1710 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
1711 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
1712                                     enum nl80211_band band);
1713 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
1714                            struct ieee80211_tx_info *info, u8 ac);
1715
1716 /* beacon filtering */
1717 #ifdef CONFIG_IWLWIFI_DEBUGFS
1718 void
1719 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1720                                          struct iwl_beacon_filter_cmd *cmd);
1721 #else
1722 static inline void
1723 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1724                                          struct iwl_beacon_filter_cmd *cmd)
1725 {}
1726 #endif
1727 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
1728                                    struct ieee80211_vif *vif,
1729                                    bool enable, u32 flags);
1730 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
1731                                  struct ieee80211_vif *vif,
1732                                  u32 flags);
1733 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
1734                                   struct ieee80211_vif *vif,
1735                                   u32 flags);
1736 /* SMPS */
1737 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1738                                 enum iwl_mvm_smps_type_request req_type,
1739                                 enum ieee80211_smps_mode smps_request);
1740 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
1741
1742 /* Low latency */
1743 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1744                                bool value);
1745 /* get SystemLowLatencyMode - only needed for beacon threshold? */
1746 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1747 /* get VMACLowLatencyMode */
1748 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1749 {
1750         /*
1751          * should this consider associated/active/... state?
1752          *
1753          * Normally low-latency should only be active on interfaces
1754          * that are active, but at least with debugfs it can also be
1755          * enabled on interfaces that aren't active. However, when
1756          * interface aren't active then they aren't added into the
1757          * binding, so this has no real impact. For now, just return
1758          * the current desired low-latency state.
1759          */
1760         return mvmvif->low_latency_dbgfs ||
1761                mvmvif->low_latency_traffic ||
1762                mvmvif->low_latency_vcmd;
1763 }
1764
1765 /* hw scheduler queue config */
1766 bool iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
1767                         u16 ssn, const struct iwl_trans_txq_scd_cfg *cfg,
1768                         unsigned int wdg_timeout);
1769 int iwl_mvm_tvqm_enable_txq(struct iwl_mvm *mvm, int mac80211_queue,
1770                             u8 sta_id, u8 tid, unsigned int timeout);
1771
1772 int iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
1773                         u8 tid, u8 flags);
1774 int iwl_mvm_find_free_queue(struct iwl_mvm *mvm, u8 sta_id, u8 minq, u8 maxq);
1775
1776 /* Return a bitmask with all the hw supported queues, except for the
1777  * command queue, which can't be flushed.
1778  */
1779 static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm)
1780 {
1781         return ((BIT(mvm->cfg->base_params->num_of_queues) - 1) &
1782                 ~BIT(IWL_MVM_DQA_CMD_QUEUE));
1783 }
1784
1785 static inline void iwl_mvm_stop_device(struct iwl_mvm *mvm)
1786 {
1787         iwl_fw_cancel_timestamp(&mvm->fwrt);
1788         iwl_free_fw_paging(&mvm->fwrt);
1789         clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
1790         iwl_fw_dump_conf_clear(&mvm->fwrt);
1791         iwl_trans_stop_device(mvm->trans);
1792 }
1793
1794 /* Stop/start all mac queues in a given bitmap */
1795 void iwl_mvm_start_mac_queues(struct iwl_mvm *mvm, unsigned long mq);
1796 void iwl_mvm_stop_mac_queues(struct iwl_mvm *mvm, unsigned long mq);
1797
1798 /* Re-configure the SCD for a queue that has already been configured */
1799 int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id,
1800                          int tid, int frame_limit, u16 ssn);
1801
1802 /* Thermal management and CT-kill */
1803 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
1804 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp);
1805 void iwl_mvm_temp_notif(struct iwl_mvm *mvm,
1806                         struct iwl_rx_cmd_buffer *rxb);
1807 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
1808 void iwl_mvm_thermal_initialize(struct iwl_mvm *mvm, u32 min_backoff);
1809 void iwl_mvm_thermal_exit(struct iwl_mvm *mvm);
1810 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
1811 int iwl_mvm_get_temp(struct iwl_mvm *mvm, s32 *temp);
1812 void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1813 void iwl_mvm_enter_ctkill(struct iwl_mvm *mvm);
1814 int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm *mvm);
1815 int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 budget);
1816
1817 /* Location Aware Regulatory */
1818 struct iwl_mcc_update_resp *
1819 iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2,
1820                    enum iwl_mcc_source src_id);
1821 int iwl_mvm_init_mcc(struct iwl_mvm *mvm);
1822 void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm,
1823                                 struct iwl_rx_cmd_buffer *rxb);
1824 struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy,
1825                                                   const char *alpha2,
1826                                                   enum iwl_mcc_source src_id,
1827                                                   bool *changed);
1828 struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm,
1829                                                           bool *changed);
1830 int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm);
1831 void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm);
1832
1833 /* smart fifo */
1834 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1835                       bool added_vif);
1836
1837 /* TDLS */
1838
1839 /*
1840  * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present.
1841  * This TID is marked as used vs the AP and all connected TDLS peers.
1842  */
1843 #define IWL_MVM_TDLS_FW_TID 4
1844
1845 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1846 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm);
1847 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1848                                bool sta_added);
1849 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
1850                                            struct ieee80211_vif *vif);
1851 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw,
1852                                 struct ieee80211_vif *vif,
1853                                 struct ieee80211_sta *sta, u8 oper_class,
1854                                 struct cfg80211_chan_def *chandef,
1855                                 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie);
1856 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw,
1857                                       struct ieee80211_vif *vif,
1858                                       struct ieee80211_tdls_ch_sw_params *params);
1859 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw,
1860                                         struct ieee80211_vif *vif,
1861                                         struct ieee80211_sta *sta);
1862 void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1863 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work);
1864
1865 void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm,
1866                                      struct iwl_mvm_internal_rxq_notif *notif,
1867                                      u32 size);
1868 void iwl_mvm_reorder_timer_expired(struct timer_list *t);
1869 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm);
1870 bool iwl_mvm_is_vif_assoc(struct iwl_mvm *mvm);
1871
1872 void iwl_mvm_inactivity_check(struct iwl_mvm *mvm);
1873
1874 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
1875 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm,
1876                                     struct ieee80211_vif *vif,
1877                                     bool tdls, bool cmd_q);
1878 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1879                              const char *errmsg);
1880 void iwl_mvm_event_frame_timeout_callback(struct iwl_mvm *mvm,
1881                                           struct ieee80211_vif *vif,
1882                                           const struct ieee80211_sta *sta,
1883                                           u16 tid);
1884
1885 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b);
1886 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm);
1887 #ifdef CONFIG_IWLWIFI_DEBUGFS
1888 void iwl_mvm_sta_add_debugfs(struct ieee80211_hw *hw,
1889                              struct ieee80211_vif *vif,
1890                              struct ieee80211_sta *sta,
1891                              struct dentry *dir);
1892 #endif
1893
1894 #endif /* __IWL_MVM_H__ */