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

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  65
  66 #ifndef __IWL_MVM_H__
  67 #define __IWL_MVM_H__
  68
  69 #include <linux/list.h>
  70 #include <linux/spinlock.h>
  71 #include <linux/leds.h>
  72 #include <linux/in6.h>
  73
  74 #include "iwl-op-mode.h"
  75 #include "iwl-trans.h"
  76 #include "iwl-notif-wait.h"
  77 #include "iwl-eeprom-parse.h"
  78 #include "sta.h"
  79 #include "fw-api.h"
  80 #include "constants.h"
  81
  82 #define IWL_INVALID_MAC80211_QUEUE      0xff
  83 #define IWL_MVM_MAX_ADDRESSES           5
  84 /* RSSI offset for WkP */
  85 #define IWL_RSSI_OFFSET 50
  86 #define IWL_MVM_MISSED_BEACONS_THRESHOLD 8
  87 /* A TimeUnit is 1024 microsecond */
  88 #define MSEC_TO_TU(_msec)       (_msec*1000/1024)
  89
  90 /* For GO, this value represents the number of TUs before CSA "beacon
  91  * 0" TBTT when the CSA time-event needs to be scheduled to start.  It
  92  * must be big enough to ensure that we switch in time.
  93  */
  94 #define IWL_MVM_CHANNEL_SWITCH_TIME_GO          40
  95
  96 /* For client, this value represents the number of TUs before CSA
  97  * "beacon 1" TBTT, instead.  This is because we don't know when the
  98  * GO/AP will be in the new channel, so we switch early enough.
  99  */
 100 #define IWL_MVM_CHANNEL_SWITCH_TIME_CLIENT      10
 101
 102 /*
 103  * This value (in TUs) is used to fine tune the CSA NoA end time which should
 104  * be just before "beacon 0" TBTT.
 105  */
 106 #define IWL_MVM_CHANNEL_SWITCH_MARGIN 4
 107
 108 /*
 109  * Number of beacons to transmit on a new channel until we unblock tx to
 110  * the stations, even if we didn't identify them on a new channel
 111  */
 112 #define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3
 113
 114 extern const struct ieee80211_ops iwl_mvm_hw_ops;
 115
 116 /**
 117  * struct iwl_mvm_mod_params - module parameters for iwlmvm
 118  * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted.
 119  *      We will register to mac80211 to have testmode working. The NIC must not
 120  *      be up'ed after the INIT fw asserted. This is useful to be able to use
 121  *      proprietary tools over testmode to debug the INIT fw.
 122  * @power_scheme: CAM(Continuous Active Mode)-1, BPS(Balanced Power
 123  *      Save)-2(default), LP(Low Power)-3
 124  */
 125 struct iwl_mvm_mod_params {
 126         bool init_dbg;
 127         int power_scheme;
 128 };
 129 extern struct iwl_mvm_mod_params iwlmvm_mod_params;
 130
 131 /**
 132  * struct iwl_mvm_dump_ptrs - set of pointers needed for the fw-error-dump
 133  *
 134  * @op_mode_ptr: pointer to the buffer coming from the mvm op_mode
 135  * @trans_ptr: pointer to struct %iwl_trans_dump_data which contains the
 136  *      transport's data.
 137  * @trans_len: length of the valid data in trans_ptr
 138  * @op_mode_len: length of the valid data in op_mode_ptr
 139  */
 140 struct iwl_mvm_dump_ptrs {
 141         struct iwl_trans_dump_data *trans_ptr;
 142         void *op_mode_ptr;
 143         u32 op_mode_len;
 144 };
 145
 146 struct iwl_mvm_phy_ctxt {
 147         u16 id;
 148         u16 color;
 149         u32 ref;
 150
 151         /*
 152          * TODO: This should probably be removed. Currently here only for rate
 153          * scaling algorithm
 154          */
 155         struct ieee80211_channel *channel;
 156 };
 157
 158 struct iwl_mvm_time_event_data {
 159         struct ieee80211_vif *vif;
 160         struct list_head list;
 161         unsigned long end_jiffies;
 162         u32 duration;
 163         bool running;
 164         u32 uid;
 165
 166         /*
 167          * The access to the 'id' field must be done when the
 168          * mvm->time_event_lock is held, as it value is used to indicate
 169          * if the te is in the time event list or not (when id == TE_MAX)
 170          */
 171         u32 id;
 172 };
 173
 174  /* Power management */
 175
 176 /**
 177  * enum iwl_power_scheme
 178  * @IWL_POWER_LEVEL_CAM - Continuously Active Mode
 179  * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default)
 180  * @IWL_POWER_LEVEL_LP  - Low Power
 181  */
 182 enum iwl_power_scheme {
 183         IWL_POWER_SCHEME_CAM = 1,
 184         IWL_POWER_SCHEME_BPS,
 185         IWL_POWER_SCHEME_LP
 186 };
 187
 188 #define IWL_CONN_MAX_LISTEN_INTERVAL    10
 189 #define IWL_UAPSD_MAX_SP                IEEE80211_WMM_IE_STA_QOSINFO_SP_2
 190
 191 #ifdef CONFIG_IWLWIFI_DEBUGFS
 192 enum iwl_dbgfs_pm_mask {
 193         MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0),
 194         MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1),
 195         MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2),
 196         MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3),
 197         MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4),
 198         MVM_DEBUGFS_PM_LPRX_ENA = BIT(6),
 199         MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7),
 200         MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8),
 201         MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9),
 202         MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10),
 203 };
 204
 205 struct iwl_dbgfs_pm {
 206         u16 keep_alive_seconds;
 207         u32 rx_data_timeout;
 208         u32 tx_data_timeout;
 209         bool skip_over_dtim;
 210         u8 skip_dtim_periods;
 211         bool lprx_ena;
 212         u32 lprx_rssi_threshold;
 213         bool snooze_ena;
 214         bool uapsd_misbehaving;
 215         bool use_ps_poll;
 216         int mask;
 217 };
 218
 219 /* beacon filtering */
 220
 221 enum iwl_dbgfs_bf_mask {
 222         MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0),
 223         MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1),
 224         MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2),
 225         MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3),
 226         MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4),
 227         MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5),
 228         MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6),
 229         MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7),
 230         MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8),
 231         MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9),
 232         MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10),
 233 };
 234
 235 struct iwl_dbgfs_bf {
 236         u32 bf_energy_delta;
 237         u32 bf_roaming_energy_delta;
 238         u32 bf_roaming_state;
 239         u32 bf_temp_threshold;
 240         u32 bf_temp_fast_filter;
 241         u32 bf_temp_slow_filter;
 242         u32 bf_enable_beacon_filter;
 243         u32 bf_debug_flag;
 244         u32 bf_escape_timer;
 245         u32 ba_escape_timer;
 246         u32 ba_enable_beacon_abort;
 247         int mask;
 248 };
 249 #endif
 250
 251 enum iwl_mvm_smps_type_request {
 252         IWL_MVM_SMPS_REQ_BT_COEX,
 253         IWL_MVM_SMPS_REQ_TT,
 254         IWL_MVM_SMPS_REQ_PROT,
 255         NUM_IWL_MVM_SMPS_REQ,
 256 };
 257
 258 enum iwl_mvm_ref_type {
 259         IWL_MVM_REF_UCODE_DOWN,
 260         IWL_MVM_REF_SCAN,
 261         IWL_MVM_REF_ROC,
 262         IWL_MVM_REF_P2P_CLIENT,
 263         IWL_MVM_REF_AP_IBSS,
 264         IWL_MVM_REF_USER,
 265         IWL_MVM_REF_TX,
 266         IWL_MVM_REF_TX_AGG,
 267         IWL_MVM_REF_ADD_IF,
 268         IWL_MVM_REF_START_AP,
 269         IWL_MVM_REF_BSS_CHANGED,
 270         IWL_MVM_REF_PREPARE_TX,
 271         IWL_MVM_REF_PROTECT_TDLS,
 272         IWL_MVM_REF_CHECK_CTKILL,
 273         IWL_MVM_REF_PRPH_READ,
 274         IWL_MVM_REF_PRPH_WRITE,
 275         IWL_MVM_REF_NMI,
 276         IWL_MVM_REF_TM_CMD,
 277         IWL_MVM_REF_EXIT_WORK,
 278         IWL_MVM_REF_PROTECT_CSA,
 279
 280         /* update debugfs.c when changing this */
 281
 282         IWL_MVM_REF_COUNT,
 283 };
 284
 285 enum iwl_bt_force_ant_mode {
 286         BT_FORCE_ANT_DIS = 0,
 287         BT_FORCE_ANT_AUTO,
 288         BT_FORCE_ANT_BT,
 289         BT_FORCE_ANT_WIFI,
 290
 291         BT_FORCE_ANT_MAX,
 292 };
 293
 294 /**
 295 * struct iwl_mvm_vif_bf_data - beacon filtering related data
 296 * @bf_enabled: indicates if beacon filtering is enabled
 297 * @ba_enabled: indicated if beacon abort is enabled
 298 * @ave_beacon_signal: average beacon signal
 299 * @last_cqm_event: rssi of the last cqm event
 300 * @bt_coex_min_thold: minimum threshold for BT coex
 301 * @bt_coex_max_thold: maximum threshold for BT coex
 302 * @last_bt_coex_event: rssi of the last BT coex event
 303 */
 304 struct iwl_mvm_vif_bf_data {
 305         bool bf_enabled;
 306         bool ba_enabled;
 307         s8 ave_beacon_signal;
 308         s8 last_cqm_event;
 309         s8 bt_coex_min_thold;
 310         s8 bt_coex_max_thold;
 311         s8 last_bt_coex_event;
 312 };
 313
 314 /**
 315  * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
 316  * @id: between 0 and 3
 317  * @color: to solve races upon MAC addition and removal
 318  * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
 319  * @bssid: BSSID for this (client) interface
 320  * @associated: indicates that we're currently associated, used only for
 321  *      managing the firmware state in iwl_mvm_bss_info_changed_station()
 322  * @uploaded: indicates the MAC context has been added to the device
 323  * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
 324  *      should get quota etc.
 325  * @pm_enabled - Indicate if MAC power management is allowed
 326  * @monitor_active: indicates that monitor context is configured, and that the
 327  *      interface should get quota etc.
 328  * @low_latency: indicates that this interface is in low-latency mode
 329  *      (VMACLowLatencyMode)
 330  * @ps_disabled: indicates that this interface requires PS to be disabled
 331  * @queue_params: QoS params for this MAC
 332  * @bcast_sta: station used for broadcast packets. Used by the following
 333  *  vifs: P2P_DEVICE, GO and AP.
 334  * @beacon_skb: the skb used to hold the AP/GO beacon template
 335  * @smps_requests: the SMPS requests of differents parts of the driver,
 336  *      combined on update to yield the overall request to mac80211.
 337  */
 338 struct iwl_mvm_vif {
 339         u16 id;
 340         u16 color;
 341         u8 ap_sta_id;
 342
 343         u8 bssid[ETH_ALEN];
 344         bool associated;
 345
 346         bool uploaded;
 347         bool ap_ibss_active;
 348         bool pm_enabled;
 349         bool monitor_active;
 350         bool low_latency;
 351         bool ps_disabled;
 352         struct iwl_mvm_vif_bf_data bf_data;
 353
 354         u32 ap_beacon_time;
 355
 356         enum iwl_tsf_id tsf_id;
 357
 358         /*
 359          * QoS data from mac80211, need to store this here
 360          * as mac80211 has a separate callback but we need
 361          * to have the data for the MAC context
 362          */
 363         struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
 364         struct iwl_mvm_time_event_data time_event_data;
 365         struct iwl_mvm_time_event_data hs_time_event_data;
 366
 367         struct iwl_mvm_int_sta bcast_sta;
 368
 369         /*
 370          * Assigned while mac80211 has the interface in a channel context,
 371          * or, for P2P Device, while it exists.
 372          */
 373         struct iwl_mvm_phy_ctxt *phy_ctxt;
 374
 375 #ifdef CONFIG_PM_SLEEP
 376         /* WoWLAN GTK rekey data */
 377         struct {
 378                 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
 379                 __le64 replay_ctr;
 380                 bool valid;
 381         } rekey_data;
 382
 383         int tx_key_idx;
 384
 385         bool seqno_valid;
 386         u16 seqno;
 387 #endif
 388
 389 #if IS_ENABLED(CONFIG_IPV6)
 390         /* IPv6 addresses for WoWLAN */
 391         struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
 392         int num_target_ipv6_addrs;
 393 #endif
 394
 395 #ifdef CONFIG_IWLWIFI_DEBUGFS
 396         struct iwl_mvm *mvm;
 397         struct dentry *dbgfs_dir;
 398         struct dentry *dbgfs_slink;
 399         struct iwl_dbgfs_pm dbgfs_pm;
 400         struct iwl_dbgfs_bf dbgfs_bf;
 401         struct iwl_mac_power_cmd mac_pwr_cmd;
 402 #endif
 403
 404         enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
 405
 406         /* FW identified misbehaving AP */
 407         u8 uapsd_misbehaving_bssid[ETH_ALEN];
 408
 409         /* Indicates that CSA countdown may be started */
 410         bool csa_countdown;
 411 };
 412
 413 static inline struct iwl_mvm_vif *
 414 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
 415 {
 416         return (void *)vif->drv_priv;
 417 }
 418
 419 extern const u8 tid_to_mac80211_ac[];
 420
 421 enum iwl_scan_status {
 422         IWL_MVM_SCAN_NONE,
 423         IWL_MVM_SCAN_OS,
 424         IWL_MVM_SCAN_SCHED,
 425 };
 426
 427 /**
 428  * struct iwl_nvm_section - describes an NVM section in memory.
 429  *
 430  * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
 431  * and saved for later use by the driver. Not all NVM sections are saved
 432  * this way, only the needed ones.
 433  */
 434 struct iwl_nvm_section {
 435         u16 length;
 436         const u8 *data;
 437 };
 438
 439 /*
 440  * Tx-backoff threshold
 441  * @temperature: The threshold in Celsius
 442  * @backoff: The tx-backoff in uSec
 443  */
 444 struct iwl_tt_tx_backoff {
 445         s32 temperature;
 446         u32 backoff;
 447 };
 448
 449 #define TT_TX_BACKOFF_SIZE 6
 450
 451 /**
 452  * struct iwl_tt_params - thermal throttling parameters
 453  * @ct_kill_entry: CT Kill entry threshold
 454  * @ct_kill_exit: CT Kill exit threshold
 455  * @ct_kill_duration: The time  intervals (in uSec) in which the driver needs
 456  *      to checks whether to exit CT Kill.
 457  * @dynamic_smps_entry: Dynamic SMPS entry threshold
 458  * @dynamic_smps_exit: Dynamic SMPS exit threshold
 459  * @tx_protection_entry: TX protection entry threshold
 460  * @tx_protection_exit: TX protection exit threshold
 461  * @tx_backoff: Array of thresholds for tx-backoff , in ascending order.
 462  * @support_ct_kill: Support CT Kill?
 463  * @support_dynamic_smps: Support dynamic SMPS?
 464  * @support_tx_protection: Support tx protection?
 465  * @support_tx_backoff: Support tx-backoff?
 466  */
 467 struct iwl_tt_params {
 468         s32 ct_kill_entry;
 469         s32 ct_kill_exit;
 470         u32 ct_kill_duration;
 471         s32 dynamic_smps_entry;
 472         s32 dynamic_smps_exit;
 473         s32 tx_protection_entry;
 474         s32 tx_protection_exit;
 475         struct iwl_tt_tx_backoff tx_backoff[TT_TX_BACKOFF_SIZE];
 476         bool support_ct_kill;
 477         bool support_dynamic_smps;
 478         bool support_tx_protection;
 479         bool support_tx_backoff;
 480 };
 481
 482 /**
 483  * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
 484  * @ct_kill_exit: worker to exit thermal kill
 485  * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
 486  * @tx_backoff: The current thremal throttling tx backoff in uSec.
 487  * @min_backoff: The minimal tx backoff due to power restrictions
 488  * @params: Parameters to configure the thermal throttling algorithm.
 489  * @throttle: Is thermal throttling is active?
 490  */
 491 struct iwl_mvm_tt_mgmt {
 492         struct delayed_work ct_kill_exit;
 493         bool dynamic_smps;
 494         u32 tx_backoff;
 495         u32 min_backoff;
 496         const struct iwl_tt_params *params;
 497         bool throttle;
 498 };
 499
 500 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
 501
 502 struct iwl_mvm_frame_stats {
 503         u32 legacy_frames;
 504         u32 ht_frames;
 505         u32 vht_frames;
 506         u32 bw_20_frames;
 507         u32 bw_40_frames;
 508         u32 bw_80_frames;
 509         u32 bw_160_frames;
 510         u32 sgi_frames;
 511         u32 ngi_frames;
 512         u32 siso_frames;
 513         u32 mimo2_frames;
 514         u32 agg_frames;
 515         u32 ampdu_count;
 516         u32 success_frames;
 517         u32 fail_frames;
 518         u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
 519         int last_frame_idx;
 520 };
 521
 522 enum {
 523         D0I3_DEFER_WAKEUP,
 524         D0I3_PENDING_WAKEUP,
 525 };
 526
 527 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff
 528 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100
 529 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200
 530
 531 enum iwl_mvm_tdls_cs_state {
 532         IWL_MVM_TDLS_SW_IDLE = 0,
 533         IWL_MVM_TDLS_SW_REQ_SENT,
 534         IWL_MVM_TDLS_SW_REQ_RCVD,
 535         IWL_MVM_TDLS_SW_ACTIVE,
 536 };
 537
 538 struct iwl_mvm {
 539         /* for logger access */
 540         struct device *dev;
 541
 542         struct iwl_trans *trans;
 543         const struct iwl_fw *fw;
 544         const struct iwl_cfg *cfg;
 545         struct iwl_phy_db *phy_db;
 546         struct ieee80211_hw *hw;
 547
 548         /* for protecting access to iwl_mvm */
 549         struct mutex mutex;
 550         struct list_head async_handlers_list;
 551         spinlock_t async_handlers_lock;
 552         struct work_struct async_handlers_wk;
 553
 554         struct work_struct roc_done_wk;
 555
 556         unsigned long status;
 557
 558         /*
 559          * for beacon filtering -
 560          * currently only one interface can be supported
 561          */
 562         struct iwl_mvm_vif *bf_allowed_vif;
 563
 564         enum iwl_ucode_type cur_ucode;
 565         bool ucode_loaded;
 566         bool init_ucode_complete;
 567         bool calibrating;
 568         u32 error_event_table;
 569         u32 log_event_table;
 570         u32 umac_error_event_table;
 571         bool support_umac_log;
 572         struct iwl_sf_region sf_space;
 573
 574         u32 ampdu_ref;
 575
 576         struct iwl_notif_wait_data notif_wait;
 577
 578         struct mvm_statistics_rx rx_stats;
 579
 580         u8 queue_to_mac80211[IWL_MAX_HW_QUEUES];
 581         atomic_t mac80211_queue_stop_count[IEEE80211_MAX_QUEUES];
 582
 583         const char *nvm_file_name;
 584         struct iwl_nvm_data *nvm_data;
 585         /* NVM sections */
 586         struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
 587
 588         /* EEPROM MAC addresses */
 589         struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
 590
 591         /* data related to data path */
 592         struct iwl_rx_phy_info last_phy_info;
 593         struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
 594         struct work_struct sta_drained_wk;
 595         unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
 596         atomic_t pending_frames[IWL_MVM_STATION_COUNT];
 597         u32 tfd_drained[IWL_MVM_STATION_COUNT];
 598         u8 rx_ba_sessions;
 599
 600         /* configured by mac80211 */
 601         u32 rts_threshold;
 602
 603         /* Scan status, cmd (pre-allocated) and auxiliary station */
 604         enum iwl_scan_status scan_status;
 605         void *scan_cmd;
 606         struct iwl_mcast_filter_cmd *mcast_filter_cmd;
 607
 608         /* UMAC scan tracking */
 609         u32 scan_uid[IWL_MVM_MAX_SIMULTANEOUS_SCANS];
 610         u8 scan_seq_num, sched_scan_seq_num;
 611
 612         /* rx chain antennas set through debugfs for the scan command */
 613         u8 scan_rx_ant;
 614
 615 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
 616         /* broadcast filters to configure for each associated station */
 617         const struct iwl_fw_bcast_filter *bcast_filters;
 618 #ifdef CONFIG_IWLWIFI_DEBUGFS
 619         struct {
 620                 u32 override; /* u32 for debugfs_create_bool */
 621                 struct iwl_bcast_filter_cmd cmd;
 622         } dbgfs_bcast_filtering;
 623 #endif
 624 #endif
 625
 626         /* Internal station */
 627         struct iwl_mvm_int_sta aux_sta;
 628
 629         bool last_ebs_successful;
 630
 631         u8 scan_last_antenna_idx; /* to toggle TX between antennas */
 632         u8 mgmt_last_antenna_idx;
 633
 634         /* last smart fifo state that was successfully sent to firmware */
 635         enum iwl_sf_state sf_state;
 636
 637 #ifdef CONFIG_IWLWIFI_DEBUGFS
 638         struct dentry *debugfs_dir;
 639         u32 dbgfs_sram_offset, dbgfs_sram_len;
 640         u32 dbgfs_prph_reg_addr;
 641         bool disable_power_off;
 642         bool disable_power_off_d3;
 643
 644         struct debugfs_blob_wrapper nvm_hw_blob;
 645         struct debugfs_blob_wrapper nvm_sw_blob;
 646         struct debugfs_blob_wrapper nvm_calib_blob;
 647         struct debugfs_blob_wrapper nvm_prod_blob;
 648
 649         struct iwl_mvm_frame_stats drv_rx_stats;
 650         spinlock_t drv_stats_lock;
 651 #endif
 652
 653         struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
 654
 655         struct list_head time_event_list;
 656         spinlock_t time_event_lock;
 657
 658         /*
 659          * A bitmap indicating the index of the key in use. The firmware
 660          * can hold 16 keys at most. Reflect this fact.
 661          */
 662         unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
 663
 664         /* references taken by the driver and spinlock protecting them */
 665         spinlock_t refs_lock;
 666         u8 refs[IWL_MVM_REF_COUNT];
 667
 668         u8 vif_count;
 669
 670         /* -1 for always, 0 for never, >0 for that many times */
 671         s8 restart_fw;
 672         struct work_struct fw_error_dump_wk;
 673         enum iwl_fw_dbg_conf fw_dbg_conf;
 674
 675 #ifdef CONFIG_IWLWIFI_LEDS
 676         struct led_classdev led;
 677 #endif
 678
 679         struct ieee80211_vif *p2p_device_vif;
 680
 681 #ifdef CONFIG_PM_SLEEP
 682         struct wiphy_wowlan_support wowlan;
 683         int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
 684
 685         /* sched scan settings for net detect */
 686         struct cfg80211_sched_scan_request *nd_config;
 687         struct ieee80211_scan_ies nd_ies;
 688         struct cfg80211_match_set *nd_match_sets;
 689         int n_nd_match_sets;
 690         struct ieee80211_channel **nd_channels;
 691         int n_nd_channels;
 692         bool net_detect;
 693 #ifdef CONFIG_IWLWIFI_DEBUGFS
 694         u32 d3_wake_sysassert; /* must be u32 for debugfs_create_bool */
 695         bool d3_test_active;
 696         bool store_d3_resume_sram;
 697         void *d3_resume_sram;
 698         u32 d3_test_pme_ptr;
 699         struct ieee80211_vif *keep_vif;
 700 #endif
 701 #endif
 702
 703         /* d0i3 */
 704         u8 d0i3_ap_sta_id;
 705         bool d0i3_offloading;
 706         struct work_struct d0i3_exit_work;
 707         struct sk_buff_head d0i3_tx;
 708         /* protect d0i3_suspend_flags */
 709         struct mutex d0i3_suspend_mutex;
 710         unsigned long d0i3_suspend_flags;
 711         /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
 712         spinlock_t d0i3_tx_lock;
 713         wait_queue_head_t d0i3_exit_waitq;
 714
 715         /* BT-Coex */
 716         u8 bt_ack_kill_msk[NUM_PHY_CTX];
 717         u8 bt_cts_kill_msk[NUM_PHY_CTX];
 718
 719         struct iwl_bt_coex_profile_notif_old last_bt_notif_old;
 720         struct iwl_bt_coex_ci_cmd_old last_bt_ci_cmd_old;
 721         struct iwl_bt_coex_profile_notif last_bt_notif;
 722         struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
 723
 724         u32 last_ant_isol;
 725         u8 last_corun_lut;
 726         u8 bt_tx_prio;
 727         enum iwl_bt_force_ant_mode bt_force_ant_mode;
 728
 729         /* Aux ROC */
 730         struct list_head aux_roc_te_list;
 731
 732         /* Thermal Throttling and CTkill */
 733         struct iwl_mvm_tt_mgmt thermal_throttle;
 734         s32 temperature;        /* Celsius */
 735         /*
 736          * Debug option to set the NIC temperature. This option makes the
 737          * driver think this is the actual NIC temperature, and ignore the
 738          * real temperature that is received from the fw
 739          */
 740         bool temperature_test;  /* Debug test temperature is enabled */
 741
 742         struct iwl_time_quota_cmd last_quota_cmd;
 743
 744 #ifdef CONFIG_NL80211_TESTMODE
 745         u32 noa_duration;
 746         struct ieee80211_vif *noa_vif;
 747 #endif
 748
 749         /* Tx queues */
 750         u8 aux_queue;
 751         u8 first_agg_queue;
 752         u8 last_agg_queue;
 753
 754         /* Indicate if device power save is allowed */
 755         u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
 756
 757         struct ieee80211_vif __rcu *csa_vif;
 758         struct ieee80211_vif __rcu *csa_tx_blocked_vif;
 759         u8 csa_tx_block_bcn_timeout;
 760
 761         /* system time of last beacon (for AP/GO interface) */
 762         u32 ap_last_beacon_gp2;
 763
 764         u8 low_latency_agg_frame_limit;
 765
 766         /* TDLS channel switch data */
 767         struct {
 768                 struct delayed_work dwork;
 769                 enum iwl_mvm_tdls_cs_state state;
 770
 771                 /*
 772                  * Current cs sta - might be different from periodic cs peer
 773                  * station. Value is meaningless when the cs-state is idle.
 774                  */
 775                 u8 cur_sta_id;
 776
 777                 /* TDLS periodic channel-switch peer */
 778                 struct {
 779                         u8 sta_id;
 780                         u8 op_class;
 781                         bool initiator; /* are we the link initiator */
 782                         struct cfg80211_chan_def chandef;
 783                         struct sk_buff *skb; /* ch sw template */
 784                         u32 ch_sw_tm_ie;
 785                 } peer;
 786         } tdls_cs;
 787 };
 788
 789 /* Extract MVM priv from op_mode and _hw */
 790 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode)               \
 791         ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
 792
 793 #define IWL_MAC80211_GET_MVM(_hw)                       \
 794         IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
 795
 796 enum iwl_mvm_status {
 797         IWL_MVM_STATUS_HW_RFKILL,
 798         IWL_MVM_STATUS_HW_CTKILL,
 799         IWL_MVM_STATUS_ROC_RUNNING,
 800         IWL_MVM_STATUS_IN_HW_RESTART,
 801         IWL_MVM_STATUS_IN_D0I3,
 802         IWL_MVM_STATUS_ROC_AUX_RUNNING,
 803         IWL_MVM_STATUS_D3_RECONFIG,
 804 };
 805
 806 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
 807 {
 808         return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
 809                test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
 810 }
 811
 812 /* Must be called with rcu_read_lock() held and it can only be
 813  * released when mvmsta is not needed anymore.
 814  */
 815 static inline struct iwl_mvm_sta *
 816 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id)
 817 {
 818         struct ieee80211_sta *sta;
 819
 820         if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
 821                 return NULL;
 822
 823         sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
 824
 825         /* This can happen if the station has been removed right now */
 826         if (IS_ERR_OR_NULL(sta))
 827                 return NULL;
 828
 829         return iwl_mvm_sta_from_mac80211(sta);
 830 }
 831
 832 static inline struct iwl_mvm_sta *
 833 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
 834 {
 835         struct ieee80211_sta *sta;
 836
 837         if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
 838                 return NULL;
 839
 840         sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
 841                                         lockdep_is_held(&mvm->mutex));
 842
 843         /* This can happen if the station has been removed right now */
 844         if (IS_ERR_OR_NULL(sta))
 845                 return NULL;
 846
 847         return iwl_mvm_sta_from_mac80211(sta);
 848 }
 849
 850 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
 851 {
 852         return mvm->trans->cfg->d0i3 &&
 853                (mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
 854 }
 855
 856 static inline bool iwl_mvm_is_dqa_supported(struct iwl_mvm *mvm)
 857 {
 858         return mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_DQA_SUPPORT;
 859 }
 860
 861 extern const u8 iwl_mvm_ac_to_tx_fifo[];
 862
 863 struct iwl_rate_info {
 864         u8 plcp;        /* uCode API:  IWL_RATE_6M_PLCP, etc. */
 865         u8 plcp_siso;   /* uCode API:  IWL_RATE_SISO_6M_PLCP, etc. */
 866         u8 plcp_mimo2;  /* uCode API:  IWL_RATE_MIMO2_6M_PLCP, etc. */
 867         u8 plcp_mimo3;  /* uCode API:  IWL_RATE_MIMO3_6M_PLCP, etc. */
 868         u8 ieee;        /* MAC header:  IWL_RATE_6M_IEEE, etc. */
 869 };
 870
 871 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm);
 872 int __iwl_mvm_mac_start(struct iwl_mvm *mvm);
 873
 874 /******************
 875  * MVM Methods
 876  ******************/
 877 /* uCode */
 878 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
 879
 880 /* Utils */
 881 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
 882                                         enum ieee80211_band band);
 883 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
 884                                enum ieee80211_band band,
 885                                struct ieee80211_tx_rate *r);
 886 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
 887 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
 888 u8 first_antenna(u8 mask);
 889 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
 890
 891 /* Tx / Host Commands */
 892 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
 893                                   struct iwl_host_cmd *cmd);
 894 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u8 id,
 895                                       u32 flags, u16 len, const void *data);
 896 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
 897                                          struct iwl_host_cmd *cmd,
 898                                          u32 *status);
 899 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u8 id,
 900                                              u16 len, const void *data,
 901                                              u32 *status);
 902 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
 903                    struct ieee80211_sta *sta);
 904 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
 905 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
 906                         struct iwl_tx_cmd *tx_cmd,
 907                         struct ieee80211_tx_info *info, u8 sta_id);
 908 void iwl_mvm_set_tx_cmd_crypto(struct iwl_mvm *mvm,
 909                                struct ieee80211_tx_info *info,
 910                                struct iwl_tx_cmd *tx_cmd,
 911                                struct sk_buff *skb_frag);
 912 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd,
 913                             struct ieee80211_tx_info *info,
 914                             struct ieee80211_sta *sta, __le16 fc);
 915 #ifdef CONFIG_IWLWIFI_DEBUG
 916 const char *iwl_mvm_get_tx_fail_reason(u32 status);
 917 #else
 918 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
 919 #endif
 920 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, bool sync);
 921 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
 922
 923 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
 924 {
 925         flush_work(&mvm->async_handlers_wk);
 926 }
 927
 928 /* Statistics */
 929 int iwl_mvm_rx_reply_statistics(struct iwl_mvm *mvm,
 930                                 struct iwl_rx_cmd_buffer *rxb,
 931                                 struct iwl_device_cmd *cmd);
 932 int iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
 933                           struct iwl_rx_cmd_buffer *rxb,
 934                           struct iwl_device_cmd *cmd);
 935
 936 /* NVM */
 937 int iwl_nvm_init(struct iwl_mvm *mvm, bool read_nvm_from_nic);
 938 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
 939
 940 int iwl_mvm_up(struct iwl_mvm *mvm);
 941 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
 942
 943 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
 944 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
 945                                     struct iwl_bcast_filter_cmd *cmd);
 946
 947 /*
 948  * FW notifications / CMD responses handlers
 949  * Convention: iwl_mvm_rx_<NAME OF THE CMD>
 950  */
 951 int iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 952                           struct iwl_device_cmd *cmd);
 953 int iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 954                        struct iwl_device_cmd *cmd);
 955 int iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 956                       struct iwl_device_cmd *cmd);
 957 int iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 958                         struct iwl_device_cmd *cmd);
 959 int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 960                          struct iwl_device_cmd *cmd);
 961 int iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
 962                                   struct iwl_rx_cmd_buffer *rxb,
 963                                   struct iwl_device_cmd *cmd);
 964 int iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 965                           struct iwl_device_cmd *cmd);
 966 int iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
 967                                 struct iwl_rx_cmd_buffer *rxb,
 968                                 struct iwl_device_cmd *cmd);
 969 int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 970                          struct iwl_device_cmd *cmd);
 971 int iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 972                             struct iwl_device_cmd *cmd);
 973
 974 /* MVM PHY */
 975 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
 976                          struct cfg80211_chan_def *chandef,
 977                          u8 chains_static, u8 chains_dynamic);
 978 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
 979                              struct cfg80211_chan_def *chandef,
 980                              u8 chains_static, u8 chains_dynamic);
 981 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
 982                           struct iwl_mvm_phy_ctxt *ctxt);
 983 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
 984                             struct iwl_mvm_phy_ctxt *ctxt);
 985 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm);
 986 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef);
 987 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef);
 988
 989 /* MAC (virtual interface) programming */
 990 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 991 void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 992 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 993 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
 994                              bool force_assoc_off, const u8 *bssid_override);
 995 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 996 u32 iwl_mvm_mac_get_queues_mask(struct ieee80211_vif *vif);
 997 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
 998                                     struct ieee80211_vif *vif);
 999 int iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
1000                             struct iwl_rx_cmd_buffer *rxb,
1001                             struct iwl_device_cmd *cmd);
1002 int iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
1003                                     struct iwl_rx_cmd_buffer *rxb,
1004                                     struct iwl_device_cmd *cmd);
1005 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
1006                                     struct ieee80211_vif *vif);
1007 unsigned long iwl_mvm_get_used_hw_queues(struct iwl_mvm *mvm,
1008                                          struct ieee80211_vif *exclude_vif);
1009
1010 /* Bindings */
1011 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1012 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1013
1014 /* Quota management */
1015 int iwl_mvm_update_quotas(struct iwl_mvm *mvm,
1016                           struct ieee80211_vif *disabled_vif);
1017
1018 /* Scanning */
1019 int iwl_mvm_scan_size(struct iwl_mvm *mvm);
1020 int iwl_mvm_scan_request(struct iwl_mvm *mvm,
1021                          struct ieee80211_vif *vif,
1022                          struct cfg80211_scan_request *req);
1023 int iwl_mvm_rx_scan_response(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1024                              struct iwl_device_cmd *cmd);
1025 int iwl_mvm_rx_scan_complete(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1026                              struct iwl_device_cmd *cmd);
1027 int iwl_mvm_cancel_scan(struct iwl_mvm *mvm);
1028 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm, bool is_sched_scan);
1029
1030 /* Scheduled scan */
1031 int iwl_mvm_rx_scan_offload_complete_notif(struct iwl_mvm *mvm,
1032                                            struct iwl_rx_cmd_buffer *rxb,
1033                                            struct iwl_device_cmd *cmd);
1034 int iwl_mvm_config_sched_scan(struct iwl_mvm *mvm,
1035                               struct ieee80211_vif *vif,
1036                               struct cfg80211_sched_scan_request *req,
1037                               struct ieee80211_scan_ies *ies);
1038 int iwl_mvm_config_sched_scan_profiles(struct iwl_mvm *mvm,
1039                                        struct cfg80211_sched_scan_request *req);
1040 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
1041                              struct cfg80211_sched_scan_request *req);
1042 int iwl_mvm_scan_offload_start(struct iwl_mvm *mvm,
1043                                struct ieee80211_vif *vif,
1044                                struct cfg80211_sched_scan_request *req,
1045                                struct ieee80211_scan_ies *ies);
1046 int iwl_mvm_scan_offload_stop(struct iwl_mvm *mvm, bool notify);
1047 int iwl_mvm_rx_scan_offload_results(struct iwl_mvm *mvm,
1048                                     struct iwl_rx_cmd_buffer *rxb,
1049                                     struct iwl_device_cmd *cmd);
1050
1051 /* Unified scan */
1052 int iwl_mvm_unified_scan_lmac(struct iwl_mvm *mvm,
1053                               struct ieee80211_vif *vif,
1054                               struct ieee80211_scan_request *req);
1055 int iwl_mvm_unified_sched_scan_lmac(struct iwl_mvm *mvm,
1056                                     struct ieee80211_vif *vif,
1057                                     struct cfg80211_sched_scan_request *req,
1058                                     struct ieee80211_scan_ies *ies);
1059
1060 /* UMAC scan */
1061 int iwl_mvm_config_scan(struct iwl_mvm *mvm);
1062 int iwl_mvm_scan_umac(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1063                       struct ieee80211_scan_request *req);
1064 int iwl_mvm_sched_scan_umac(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1065                             struct cfg80211_sched_scan_request *req,
1066                             struct ieee80211_scan_ies *ies);
1067 int iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm,
1068                                         struct iwl_rx_cmd_buffer *rxb,
1069                                         struct iwl_device_cmd *cmd);
1070
1071 /* MVM debugfs */
1072 #ifdef CONFIG_IWLWIFI_DEBUGFS
1073 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
1074 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1075 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1076 #else
1077 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
1078                                          struct dentry *dbgfs_dir)
1079 {
1080         return 0;
1081 }
1082 static inline void
1083 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1084 {
1085 }
1086 static inline void
1087 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1088 {
1089 }
1090 #endif /* CONFIG_IWLWIFI_DEBUGFS */
1091
1092 /* rate scaling */
1093 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init);
1094 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm,
1095                                 struct iwl_mvm_frame_stats *stats,
1096                                 u32 rate, bool agg);
1097 int rs_pretty_print_rate(char *buf, const u32 rate);
1098 void rs_update_last_rssi(struct iwl_mvm *mvm,
1099                          struct iwl_lq_sta *lq_sta,
1100                          struct ieee80211_rx_status *rx_status);
1101
1102 /* power management */
1103 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
1104 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
1105 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm);
1106 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1107                                  char *buf, int bufsz);
1108
1109 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1110 int iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
1111                                              struct iwl_rx_cmd_buffer *rxb,
1112                                              struct iwl_device_cmd *cmd);
1113
1114 #ifdef CONFIG_IWLWIFI_LEDS
1115 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
1116 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
1117 #else
1118 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
1119 {
1120         return 0;
1121 }
1122 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
1123 {
1124 }
1125 #endif
1126
1127 /* D3 (WoWLAN, NetDetect) */
1128 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
1129 int iwl_mvm_resume(struct ieee80211_hw *hw);
1130 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
1131 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
1132                             struct ieee80211_vif *vif,
1133                             struct cfg80211_gtk_rekey_data *data);
1134 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
1135                               struct ieee80211_vif *vif,
1136                               struct inet6_dev *idev);
1137 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
1138                                      struct ieee80211_vif *vif, int idx);
1139 extern const struct file_operations iwl_dbgfs_d3_test_ops;
1140 #ifdef CONFIG_PM_SLEEP
1141 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
1142                                  struct ieee80211_vif *vif);
1143 #else
1144 static inline void
1145 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1146 {
1147 }
1148 #endif
1149 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
1150                                 struct iwl_wowlan_config_cmd *cmd);
1151 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
1152                                struct ieee80211_vif *vif,
1153                                bool disable_offloading,
1154                                u32 cmd_flags);
1155
1156 /* D0i3 */
1157 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1158 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1159 int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1160 bool iwl_mvm_ref_taken(struct iwl_mvm *mvm);
1161 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq);
1162 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm);
1163
1164 /* BT Coex */
1165 int iwl_send_bt_init_conf(struct iwl_mvm *mvm);
1166 int iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
1167                              struct iwl_rx_cmd_buffer *rxb,
1168                              struct iwl_device_cmd *cmd);
1169 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1170                            enum ieee80211_rssi_event rssi_event);
1171 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
1172 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
1173                                 struct ieee80211_sta *sta);
1174 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
1175                                      struct ieee80211_sta *sta);
1176 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant);
1177 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
1178 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
1179                                     enum ieee80211_band band);
1180 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
1181                            struct ieee80211_tx_info *info, u8 ac);
1182
1183 bool iwl_mvm_bt_coex_is_ant_avail_old(struct iwl_mvm *mvm, u8 ant);
1184 bool iwl_mvm_bt_coex_is_shared_ant_avail_old(struct iwl_mvm *mvm);
1185 void iwl_mvm_bt_coex_vif_change_old(struct iwl_mvm *mvm);
1186 int iwl_send_bt_init_conf_old(struct iwl_mvm *mvm);
1187 int iwl_mvm_rx_bt_coex_notif_old(struct iwl_mvm *mvm,
1188                                  struct iwl_rx_cmd_buffer *rxb,
1189                                  struct iwl_device_cmd *cmd);
1190 void iwl_mvm_bt_rssi_event_old(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1191                                enum ieee80211_rssi_event rssi_event);
1192 u16 iwl_mvm_coex_agg_time_limit_old(struct iwl_mvm *mvm,
1193                                     struct ieee80211_sta *sta);
1194 bool iwl_mvm_bt_coex_is_mimo_allowed_old(struct iwl_mvm *mvm,
1195                                          struct ieee80211_sta *sta);
1196 bool iwl_mvm_bt_coex_is_tpc_allowed_old(struct iwl_mvm *mvm,
1197                                         enum ieee80211_band band);
1198 int iwl_mvm_rx_ant_coupling_notif_old(struct iwl_mvm *mvm,
1199                                       struct iwl_rx_cmd_buffer *rxb,
1200                                       struct iwl_device_cmd *cmd);
1201
1202 enum iwl_bt_kill_msk {
1203         BT_KILL_MSK_DEFAULT,
1204         BT_KILL_MSK_NEVER,
1205         BT_KILL_MSK_ALWAYS,
1206         BT_KILL_MSK_MAX,
1207 };
1208
1209 extern const u8 iwl_bt_ack_kill_msk[BT_MAX_AG][BT_COEX_MAX_LUT];
1210 extern const u8 iwl_bt_cts_kill_msk[BT_MAX_AG][BT_COEX_MAX_LUT];
1211 extern const u32 iwl_bt_ctl_kill_msk[BT_KILL_MSK_MAX];
1212
1213 /* beacon filtering */
1214 #ifdef CONFIG_IWLWIFI_DEBUGFS
1215 void
1216 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1217                                          struct iwl_beacon_filter_cmd *cmd);
1218 #else
1219 static inline void
1220 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1221                                          struct iwl_beacon_filter_cmd *cmd)
1222 {}
1223 #endif
1224 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
1225                                    struct ieee80211_vif *vif,
1226                                    bool enable, u32 flags);
1227 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
1228                                  struct ieee80211_vif *vif,
1229                                  u32 flags);
1230 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
1231                                   struct ieee80211_vif *vif,
1232                                   u32 flags);
1233 /* SMPS */
1234 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1235                                 enum iwl_mvm_smps_type_request req_type,
1236                                 enum ieee80211_smps_mode smps_request);
1237 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
1238
1239 /* Low latency */
1240 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1241                                bool value);
1242 /* get SystemLowLatencyMode - only needed for beacon threshold? */
1243 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1244 /* get VMACLowLatencyMode */
1245 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1246 {
1247         /*
1248          * should this consider associated/active/... state?
1249          *
1250          * Normally low-latency should only be active on interfaces
1251          * that are active, but at least with debugfs it can also be
1252          * enabled on interfaces that aren't active. However, when
1253          * interface aren't active then they aren't added into the
1254          * binding, so this has no real impact. For now, just return
1255          * the current desired low-latency state.
1256          */
1257
1258         return mvmvif->low_latency;
1259 }
1260
1261 /* hw scheduler queue config */
1262 void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, u16 ssn,
1263                         const struct iwl_trans_txq_scd_cfg *cfg);
1264 void iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue);
1265
1266 static inline void iwl_mvm_enable_ac_txq(struct iwl_mvm *mvm, int queue,
1267                                          u8 fifo)
1268 {
1269         struct iwl_trans_txq_scd_cfg cfg = {
1270                 .fifo = fifo,
1271                 .tid = IWL_MAX_TID_COUNT,
1272                 .aggregate = false,
1273                 .frame_limit = IWL_FRAME_LIMIT,
1274         };
1275
1276         iwl_mvm_enable_txq(mvm, queue, 0, &cfg);
1277 }
1278
1279 static inline void iwl_mvm_enable_agg_txq(struct iwl_mvm *mvm, int queue,
1280                                           int fifo, int sta_id, int tid,
1281                                           int frame_limit, u16 ssn)
1282 {
1283         struct iwl_trans_txq_scd_cfg cfg = {
1284                 .fifo = fifo,
1285                 .sta_id = sta_id,
1286                 .tid = tid,
1287                 .frame_limit = frame_limit,
1288                 .aggregate = true,
1289         };
1290
1291         iwl_mvm_enable_txq(mvm, queue, ssn, &cfg);
1292 }
1293
1294 /* Assoc status */
1295 bool iwl_mvm_is_idle(struct iwl_mvm *mvm);
1296
1297 /* Thermal management and CT-kill */
1298 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
1299 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp);
1300 int iwl_mvm_temp_notif(struct iwl_mvm *mvm,
1301                        struct iwl_rx_cmd_buffer *rxb,
1302                        struct iwl_device_cmd *cmd);
1303 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
1304 void iwl_mvm_tt_initialize(struct iwl_mvm *mvm, u32 min_backoff);
1305 void iwl_mvm_tt_exit(struct iwl_mvm *mvm);
1306 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
1307 int iwl_mvm_get_temp(struct iwl_mvm *mvm);
1308
1309 /* smart fifo */
1310 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1311                       bool added_vif);
1312
1313 /* TDLS */
1314
1315 /*
1316  * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present.
1317  * This TID is marked as used vs the AP and all connected TDLS peers.
1318  */
1319 #define IWL_MVM_TDLS_FW_TID 4
1320
1321 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1322 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm);
1323 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1324                                bool sta_added);
1325 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
1326                                            struct ieee80211_vif *vif);
1327 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw,
1328                                 struct ieee80211_vif *vif,
1329                                 struct ieee80211_sta *sta, u8 oper_class,
1330                                 struct cfg80211_chan_def *chandef,
1331                                 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie);
1332 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw,
1333                                       struct ieee80211_vif *vif,
1334                                       struct ieee80211_tdls_ch_sw_params *params);
1335 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw,
1336                                         struct ieee80211_vif *vif,
1337                                         struct ieee80211_sta *sta);
1338 int iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1339                           struct iwl_device_cmd *cmd);
1340 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work);
1341
1342 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm);
1343
1344 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
1345 void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm);
1346
1347 #endif /* __IWL_MVM_H__ */