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

   1 /******************************************************************************
   2  *
   3  * This file is provided under a dual BSD/GPLv2 license.  When using or
   4  * redistributing this file, you may do so under either license.
   5  *
   6  * GPL LICENSE SUMMARY
   7  *
   8  * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of version 2 of the GNU General Public License as
  12  * published by the Free Software Foundation.
  13  *
  14  * This program is distributed in the hope that it will be useful, but
  15  * WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
  22  * USA
  23  *
  24  * The full GNU General Public License is included in this distribution
  25  * in the file called COPYING.
  26  *
  27  * Contact Information:
  28  *  Intel Linux Wireless <ilw@linux.intel.com>
  29  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  30  *
  31  * BSD LICENSE
  32  *
  33  * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
  34  * All rights reserved.
  35  *
  36  * Redistribution and use in source and binary forms, with or without
  37  * modification, are permitted provided that the following conditions
  38  * are met:
  39  *
  40  *  * Redistributions of source code must retain the above copyright
  41  *    notice, this list of conditions and the following disclaimer.
  42  *  * Redistributions in binary form must reproduce the above copyright
  43  *    notice, this list of conditions and the following disclaimer in
  44  *    the documentation and/or other materials provided with the
  45  *    distribution.
  46  *  * Neither the name Intel Corporation nor the names of its
  47  *    contributors may be used to endorse or promote products derived
  48  *    from this software without specific prior written permission.
  49  *
  50  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  51  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  52  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  53  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  54  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  55  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  56  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  57  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  58  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  59  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  60  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  61  *
  62  *****************************************************************************/
  63
  64 #ifndef __IWL_MVM_H__
  65 #define __IWL_MVM_H__
  66
  67 #include <linux/list.h>
  68 #include <linux/spinlock.h>
  69 #include <linux/leds.h>
  70 #include <linux/in6.h>
  71
  72 #include "iwl-op-mode.h"
  73 #include "iwl-trans.h"
  74 #include "iwl-notif-wait.h"
  75 #include "iwl-eeprom-parse.h"
  76 #include "sta.h"
  77 #include "fw-api.h"
  78 #include "constants.h"
  79
  80 #define IWL_INVALID_MAC80211_QUEUE      0xff
  81 #define IWL_MVM_MAX_ADDRESSES           5
  82 /* RSSI offset for WkP */
  83 #define IWL_RSSI_OFFSET 50
  84 #define IWL_MVM_MISSED_BEACONS_THRESHOLD 8
  85 /* A TimeUnit is 1024 microsecond */
  86 #define MSEC_TO_TU(_msec)       (_msec*1000/1024)
  87
  88 /*
  89  * The CSA NoA is scheduled IWL_MVM_CHANNEL_SWITCH_TIME TUs before "beacon 0"
  90  * TBTT. This value should be big enough to ensure that we switch in time.
  91  */
  92 #define IWL_MVM_CHANNEL_SWITCH_TIME 40
  93
  94 /*
  95  * This value (in TUs) is used to fine tune the CSA NoA end time which should
  96  * be just before "beacon 0" TBTT.
  97  */
  98 #define IWL_MVM_CHANNEL_SWITCH_MARGIN 4
  99
 100 /*
 101  * Number of beacons to transmit on a new channel until we unblock tx to
 102  * the stations, even if we didn't identify them on a new channel
 103  */
 104 #define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3
 105
 106 enum iwl_mvm_tx_fifo {
 107         IWL_MVM_TX_FIFO_BK = 0,
 108         IWL_MVM_TX_FIFO_BE,
 109         IWL_MVM_TX_FIFO_VI,
 110         IWL_MVM_TX_FIFO_VO,
 111         IWL_MVM_TX_FIFO_MCAST = 5,
 112 };
 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_AC_INFO               (IEEE80211_WMM_IE_STA_QOSINFO_AC_VO |\
 190                                          IEEE80211_WMM_IE_STA_QOSINFO_AC_VI |\
 191                                          IEEE80211_WMM_IE_STA_QOSINFO_AC_BK |\
 192                                          IEEE80211_WMM_IE_STA_QOSINFO_AC_BE)
 193 #define IWL_UAPSD_MAX_SP                IEEE80211_WMM_IE_STA_QOSINFO_SP_2
 194
 195 #ifdef CONFIG_IWLWIFI_DEBUGFS
 196 enum iwl_dbgfs_pm_mask {
 197         MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0),
 198         MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1),
 199         MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2),
 200         MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3),
 201         MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4),
 202         MVM_DEBUGFS_PM_LPRX_ENA = BIT(6),
 203         MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7),
 204         MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8),
 205         MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9),
 206         MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10),
 207 };
 208
 209 struct iwl_dbgfs_pm {
 210         u16 keep_alive_seconds;
 211         u32 rx_data_timeout;
 212         u32 tx_data_timeout;
 213         bool skip_over_dtim;
 214         u8 skip_dtim_periods;
 215         bool lprx_ena;
 216         u32 lprx_rssi_threshold;
 217         bool snooze_ena;
 218         bool uapsd_misbehaving;
 219         bool use_ps_poll;
 220         int mask;
 221 };
 222
 223 /* beacon filtering */
 224
 225 enum iwl_dbgfs_bf_mask {
 226         MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0),
 227         MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1),
 228         MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2),
 229         MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3),
 230         MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4),
 231         MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5),
 232         MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6),
 233         MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7),
 234         MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8),
 235         MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9),
 236         MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10),
 237 };
 238
 239 struct iwl_dbgfs_bf {
 240         u32 bf_energy_delta;
 241         u32 bf_roaming_energy_delta;
 242         u32 bf_roaming_state;
 243         u32 bf_temp_threshold;
 244         u32 bf_temp_fast_filter;
 245         u32 bf_temp_slow_filter;
 246         u32 bf_enable_beacon_filter;
 247         u32 bf_debug_flag;
 248         u32 bf_escape_timer;
 249         u32 ba_escape_timer;
 250         u32 ba_enable_beacon_abort;
 251         int mask;
 252 };
 253 #endif
 254
 255 enum iwl_mvm_smps_type_request {
 256         IWL_MVM_SMPS_REQ_BT_COEX,
 257         IWL_MVM_SMPS_REQ_TT,
 258         IWL_MVM_SMPS_REQ_PROT,
 259         NUM_IWL_MVM_SMPS_REQ,
 260 };
 261
 262 enum iwl_mvm_ref_type {
 263         IWL_MVM_REF_UCODE_DOWN,
 264         IWL_MVM_REF_SCAN,
 265         IWL_MVM_REF_ROC,
 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
 283         IWL_MVM_REF_COUNT,
 284 };
 285
 286 enum iwl_bt_force_ant_mode {
 287         BT_FORCE_ANT_DIS = 0,
 288         BT_FORCE_ANT_AUTO,
 289         BT_FORCE_ANT_BT,
 290         BT_FORCE_ANT_WIFI,
 291
 292         BT_FORCE_ANT_MAX,
 293 };
 294
 295 /**
 296 * struct iwl_mvm_vif_bf_data - beacon filtering related data
 297 * @bf_enabled: indicates if beacon filtering is enabled
 298 * @ba_enabled: indicated if beacon abort is enabled
 299 * @last_beacon_signal: last beacon rssi signal in dbm
 300 * @ave_beacon_signal: average beacon signal
 301 * @last_cqm_event: rssi of the last cqm event
 302 * @bt_coex_min_thold: minimum threshold for BT coex
 303 * @bt_coex_max_thold: maximum threshold for BT coex
 304 * @last_bt_coex_event: rssi of the last BT coex event
 305 */
 306 struct iwl_mvm_vif_bf_data {
 307         bool bf_enabled;
 308         bool ba_enabled;
 309         s8 ave_beacon_signal;
 310         s8 last_cqm_event;
 311         s8 bt_coex_min_thold;
 312         s8 bt_coex_max_thold;
 313         s8 last_bt_coex_event;
 314 };
 315
 316 /**
 317  * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
 318  * @id: between 0 and 3
 319  * @color: to solve races upon MAC addition and removal
 320  * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
 321  * @uploaded: indicates the MAC context has been added to the device
 322  * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
 323  *      should get quota etc.
 324  * @pm_enabled - Indicate if MAC power management is allowed
 325  * @monitor_active: indicates that monitor context is configured, and that the
 326  *      interface should get quota etc.
 327  * @low_latency: indicates that this interface is in low-latency mode
 328  *      (VMACLowLatencyMode)
 329  * @queue_params: QoS params for this MAC
 330  * @bcast_sta: station used for broadcast packets. Used by the following
 331  *  vifs: P2P_DEVICE, GO and AP.
 332  * @beacon_skb: the skb used to hold the AP/GO beacon template
 333  * @smps_requests: the SMPS requests of differents parts of the driver,
 334  *      combined on update to yield the overall request to mac80211.
 335  */
 336 struct iwl_mvm_vif {
 337         u16 id;
 338         u16 color;
 339         u8 ap_sta_id;
 340
 341         bool uploaded;
 342         bool ap_ibss_active;
 343         bool pm_enabled;
 344         bool monitor_active;
 345         bool low_latency;
 346         struct iwl_mvm_vif_bf_data bf_data;
 347
 348         u32 ap_beacon_time;
 349
 350         enum iwl_tsf_id tsf_id;
 351
 352         /*
 353          * QoS data from mac80211, need to store this here
 354          * as mac80211 has a separate callback but we need
 355          * to have the data for the MAC context
 356          */
 357         struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
 358         struct iwl_mvm_time_event_data time_event_data;
 359         struct iwl_mvm_time_event_data hs_time_event_data;
 360
 361         struct iwl_mvm_int_sta bcast_sta;
 362
 363         /*
 364          * Assigned while mac80211 has the interface in a channel context,
 365          * or, for P2P Device, while it exists.
 366          */
 367         struct iwl_mvm_phy_ctxt *phy_ctxt;
 368
 369 #ifdef CONFIG_PM_SLEEP
 370         /* WoWLAN GTK rekey data */
 371         struct {
 372                 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
 373                 __le64 replay_ctr;
 374                 bool valid;
 375         } rekey_data;
 376
 377         int tx_key_idx;
 378
 379         bool seqno_valid;
 380         u16 seqno;
 381 #endif
 382
 383 #if IS_ENABLED(CONFIG_IPV6)
 384         /* IPv6 addresses for WoWLAN */
 385         struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
 386         int num_target_ipv6_addrs;
 387 #endif
 388
 389 #ifdef CONFIG_IWLWIFI_DEBUGFS
 390         struct iwl_mvm *mvm;
 391         struct dentry *dbgfs_dir;
 392         struct dentry *dbgfs_slink;
 393         struct iwl_dbgfs_pm dbgfs_pm;
 394         struct iwl_dbgfs_bf dbgfs_bf;
 395         struct iwl_mac_power_cmd mac_pwr_cmd;
 396 #endif
 397
 398         enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
 399
 400         /* FW identified misbehaving AP */
 401         u8 uapsd_misbehaving_bssid[ETH_ALEN];
 402 };
 403
 404 static inline struct iwl_mvm_vif *
 405 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
 406 {
 407         return (void *)vif->drv_priv;
 408 }
 409
 410 extern const u8 tid_to_mac80211_ac[];
 411
 412 enum iwl_scan_status {
 413         IWL_MVM_SCAN_NONE,
 414         IWL_MVM_SCAN_OS,
 415         IWL_MVM_SCAN_SCHED,
 416 };
 417
 418 /**
 419  * struct iwl_nvm_section - describes an NVM section in memory.
 420  *
 421  * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
 422  * and saved for later use by the driver. Not all NVM sections are saved
 423  * this way, only the needed ones.
 424  */
 425 struct iwl_nvm_section {
 426         u16 length;
 427         const u8 *data;
 428 };
 429
 430 /*
 431  * Tx-backoff threshold
 432  * @temperature: The threshold in Celsius
 433  * @backoff: The tx-backoff in uSec
 434  */
 435 struct iwl_tt_tx_backoff {
 436         s32 temperature;
 437         u32 backoff;
 438 };
 439
 440 #define TT_TX_BACKOFF_SIZE 6
 441
 442 /**
 443  * struct iwl_tt_params - thermal throttling parameters
 444  * @ct_kill_entry: CT Kill entry threshold
 445  * @ct_kill_exit: CT Kill exit threshold
 446  * @ct_kill_duration: The time  intervals (in uSec) in which the driver needs
 447  *      to checks whether to exit CT Kill.
 448  * @dynamic_smps_entry: Dynamic SMPS entry threshold
 449  * @dynamic_smps_exit: Dynamic SMPS exit threshold
 450  * @tx_protection_entry: TX protection entry threshold
 451  * @tx_protection_exit: TX protection exit threshold
 452  * @tx_backoff: Array of thresholds for tx-backoff , in ascending order.
 453  * @support_ct_kill: Support CT Kill?
 454  * @support_dynamic_smps: Support dynamic SMPS?
 455  * @support_tx_protection: Support tx protection?
 456  * @support_tx_backoff: Support tx-backoff?
 457  */
 458 struct iwl_tt_params {
 459         s32 ct_kill_entry;
 460         s32 ct_kill_exit;
 461         u32 ct_kill_duration;
 462         s32 dynamic_smps_entry;
 463         s32 dynamic_smps_exit;
 464         s32 tx_protection_entry;
 465         s32 tx_protection_exit;
 466         struct iwl_tt_tx_backoff tx_backoff[TT_TX_BACKOFF_SIZE];
 467         bool support_ct_kill;
 468         bool support_dynamic_smps;
 469         bool support_tx_protection;
 470         bool support_tx_backoff;
 471 };
 472
 473 /**
 474  * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
 475  * @ct_kill_exit: worker to exit thermal kill
 476  * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
 477  * @tx_backoff: The current thremal throttling tx backoff in uSec.
 478  * @min_backoff: The minimal tx backoff due to power restrictions
 479  * @params: Parameters to configure the thermal throttling algorithm.
 480  * @throttle: Is thermal throttling is active?
 481  */
 482 struct iwl_mvm_tt_mgmt {
 483         struct delayed_work ct_kill_exit;
 484         bool dynamic_smps;
 485         u32 tx_backoff;
 486         u32 min_backoff;
 487         const struct iwl_tt_params *params;
 488         bool throttle;
 489 };
 490
 491 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
 492
 493 struct iwl_mvm_frame_stats {
 494         u32 legacy_frames;
 495         u32 ht_frames;
 496         u32 vht_frames;
 497         u32 bw_20_frames;
 498         u32 bw_40_frames;
 499         u32 bw_80_frames;
 500         u32 bw_160_frames;
 501         u32 sgi_frames;
 502         u32 ngi_frames;
 503         u32 siso_frames;
 504         u32 mimo2_frames;
 505         u32 agg_frames;
 506         u32 ampdu_count;
 507         u32 success_frames;
 508         u32 fail_frames;
 509         u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
 510         int last_frame_idx;
 511 };
 512
 513 enum {
 514         D0I3_DEFER_WAKEUP,
 515         D0I3_PENDING_WAKEUP,
 516 };
 517
 518 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff
 519 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100
 520 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200
 521
 522 struct iwl_mvm {
 523         /* for logger access */
 524         struct device *dev;
 525
 526         struct iwl_trans *trans;
 527         const struct iwl_fw *fw;
 528         const struct iwl_cfg *cfg;
 529         struct iwl_phy_db *phy_db;
 530         struct ieee80211_hw *hw;
 531
 532         /* for protecting access to iwl_mvm */
 533         struct mutex mutex;
 534         struct list_head async_handlers_list;
 535         spinlock_t async_handlers_lock;
 536         struct work_struct async_handlers_wk;
 537
 538         struct work_struct roc_done_wk;
 539
 540         unsigned long status;
 541
 542         /*
 543          * for beacon filtering -
 544          * currently only one interface can be supported
 545          */
 546         struct iwl_mvm_vif *bf_allowed_vif;
 547
 548         enum iwl_ucode_type cur_ucode;
 549         bool ucode_loaded;
 550         bool init_ucode_complete;
 551         u32 error_event_table;
 552         u32 log_event_table;
 553         u32 umac_error_event_table;
 554         bool support_umac_log;
 555         struct iwl_sf_region sf_space;
 556
 557         u32 ampdu_ref;
 558
 559         struct iwl_notif_wait_data notif_wait;
 560
 561         struct mvm_statistics_rx rx_stats;
 562
 563         unsigned long transport_queue_stop;
 564         u8 queue_to_mac80211[IWL_MAX_HW_QUEUES];
 565         atomic_t queue_stop_count[IWL_MAX_HW_QUEUES];
 566
 567         const char *nvm_file_name;
 568         struct iwl_nvm_data *nvm_data;
 569         /* NVM sections */
 570         struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
 571
 572         /* EEPROM MAC addresses */
 573         struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
 574
 575         /* data related to data path */
 576         struct iwl_rx_phy_info last_phy_info;
 577         struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
 578         struct work_struct sta_drained_wk;
 579         unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
 580         atomic_t pending_frames[IWL_MVM_STATION_COUNT];
 581         u8 rx_ba_sessions;
 582
 583         /* configured by mac80211 */
 584         u32 rts_threshold;
 585
 586         /* Scan status, cmd (pre-allocated) and auxiliary station */
 587         enum iwl_scan_status scan_status;
 588         void *scan_cmd;
 589         struct iwl_mcast_filter_cmd *mcast_filter_cmd;
 590
 591         /* rx chain antennas set through debugfs for the scan command */
 592         u8 scan_rx_ant;
 593
 594 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
 595         /* broadcast filters to configure for each associated station */
 596         const struct iwl_fw_bcast_filter *bcast_filters;
 597 #ifdef CONFIG_IWLWIFI_DEBUGFS
 598         struct {
 599                 u32 override; /* u32 for debugfs_create_bool */
 600                 struct iwl_bcast_filter_cmd cmd;
 601         } dbgfs_bcast_filtering;
 602 #endif
 603 #endif
 604
 605         /* Internal station */
 606         struct iwl_mvm_int_sta aux_sta;
 607
 608         bool last_ebs_successful;
 609
 610         u8 scan_last_antenna_idx; /* to toggle TX between antennas */
 611         u8 mgmt_last_antenna_idx;
 612
 613         /* last smart fifo state that was successfully sent to firmware */
 614         enum iwl_sf_state sf_state;
 615
 616 #ifdef CONFIG_IWLWIFI_DEBUGFS
 617         struct dentry *debugfs_dir;
 618         u32 dbgfs_sram_offset, dbgfs_sram_len;
 619         u32 dbgfs_prph_reg_addr;
 620         bool disable_power_off;
 621         bool disable_power_off_d3;
 622
 623         struct debugfs_blob_wrapper nvm_hw_blob;
 624         struct debugfs_blob_wrapper nvm_sw_blob;
 625         struct debugfs_blob_wrapper nvm_calib_blob;
 626         struct debugfs_blob_wrapper nvm_prod_blob;
 627
 628         struct iwl_mvm_frame_stats drv_rx_stats;
 629         spinlock_t drv_stats_lock;
 630 #endif
 631
 632         struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
 633
 634         struct list_head time_event_list;
 635         spinlock_t time_event_lock;
 636
 637         /*
 638          * A bitmap indicating the index of the key in use. The firmware
 639          * can hold 16 keys at most. Reflect this fact.
 640          */
 641         unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
 642
 643         /* references taken by the driver and spinlock protecting them */
 644         spinlock_t refs_lock;
 645         u8 refs[IWL_MVM_REF_COUNT];
 646
 647         u8 vif_count;
 648
 649         /* -1 for always, 0 for never, >0 for that many times */
 650         s8 restart_fw;
 651         struct iwl_mvm_dump_ptrs *fw_error_dump;
 652
 653 #ifdef CONFIG_IWLWIFI_LEDS
 654         struct led_classdev led;
 655 #endif
 656
 657         struct ieee80211_vif *p2p_device_vif;
 658
 659 #ifdef CONFIG_PM_SLEEP
 660         struct wiphy_wowlan_support wowlan;
 661         int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
 662 #ifdef CONFIG_IWLWIFI_DEBUGFS
 663         u32 d3_wake_sysassert; /* must be u32 for debugfs_create_bool */
 664         bool d3_test_active;
 665         bool store_d3_resume_sram;
 666         void *d3_resume_sram;
 667         u32 d3_test_pme_ptr;
 668         struct ieee80211_vif *keep_vif;
 669 #endif
 670 #endif
 671
 672         /* d0i3 */
 673         u8 d0i3_ap_sta_id;
 674         bool d0i3_offloading;
 675         struct work_struct d0i3_exit_work;
 676         struct sk_buff_head d0i3_tx;
 677         /* protect d0i3_suspend_flags */
 678         struct mutex d0i3_suspend_mutex;
 679         unsigned long d0i3_suspend_flags;
 680         /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
 681         spinlock_t d0i3_tx_lock;
 682         wait_queue_head_t d0i3_exit_waitq;
 683
 684         /* BT-Coex */
 685         u8 bt_ack_kill_msk[NUM_PHY_CTX];
 686         u8 bt_cts_kill_msk[NUM_PHY_CTX];
 687
 688         struct iwl_bt_coex_profile_notif_old last_bt_notif_old;
 689         struct iwl_bt_coex_ci_cmd_old last_bt_ci_cmd_old;
 690         struct iwl_bt_coex_profile_notif last_bt_notif;
 691         struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
 692
 693         u32 last_ant_isol;
 694         u8 last_corun_lut;
 695         u8 bt_tx_prio;
 696         enum iwl_bt_force_ant_mode bt_force_ant_mode;
 697
 698         /* Aux ROC */
 699         struct list_head aux_roc_te_list;
 700
 701         /* Thermal Throttling and CTkill */
 702         struct iwl_mvm_tt_mgmt thermal_throttle;
 703         s32 temperature;        /* Celsius */
 704         /*
 705          * Debug option to set the NIC temperature. This option makes the
 706          * driver think this is the actual NIC temperature, and ignore the
 707          * real temperature that is received from the fw
 708          */
 709         bool temperature_test;  /* Debug test temperature is enabled */
 710
 711 #ifdef CONFIG_NL80211_TESTMODE
 712         u32 noa_duration;
 713         struct ieee80211_vif *noa_vif;
 714 #endif
 715
 716         /* Tx queues */
 717         u8 aux_queue;
 718         u8 first_agg_queue;
 719         u8 last_agg_queue;
 720
 721         /* Indicate if device power save is allowed */
 722         u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
 723
 724         struct ieee80211_vif __rcu *csa_vif;
 725         struct ieee80211_vif __rcu *csa_tx_blocked_vif;
 726         u8 csa_tx_block_bcn_timeout;
 727
 728         /* system time of last beacon (for AP/GO interface) */
 729         u32 ap_last_beacon_gp2;
 730 };
 731
 732 /* Extract MVM priv from op_mode and _hw */
 733 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode)               \
 734         ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
 735
 736 #define IWL_MAC80211_GET_MVM(_hw)                       \
 737         IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
 738
 739 enum iwl_mvm_status {
 740         IWL_MVM_STATUS_HW_RFKILL,
 741         IWL_MVM_STATUS_HW_CTKILL,
 742         IWL_MVM_STATUS_ROC_RUNNING,
 743         IWL_MVM_STATUS_IN_HW_RESTART,
 744         IWL_MVM_STATUS_IN_D0I3,
 745         IWL_MVM_STATUS_ROC_AUX_RUNNING,
 746 };
 747
 748 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
 749 {
 750         return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
 751                test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
 752 }
 753
 754 static inline struct iwl_mvm_sta *
 755 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
 756 {
 757         struct ieee80211_sta *sta;
 758
 759         if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
 760                 return NULL;
 761
 762         sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
 763                                         lockdep_is_held(&mvm->mutex));
 764
 765         /* This can happen if the station has been removed right now */
 766         if (IS_ERR_OR_NULL(sta))
 767                 return NULL;
 768
 769         return iwl_mvm_sta_from_mac80211(sta);
 770 }
 771
 772 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
 773 {
 774         return mvm->trans->cfg->d0i3 &&
 775                (mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
 776 }
 777
 778 extern const u8 iwl_mvm_ac_to_tx_fifo[];
 779
 780 struct iwl_rate_info {
 781         u8 plcp;        /* uCode API:  IWL_RATE_6M_PLCP, etc. */
 782         u8 plcp_siso;   /* uCode API:  IWL_RATE_SISO_6M_PLCP, etc. */
 783         u8 plcp_mimo2;  /* uCode API:  IWL_RATE_MIMO2_6M_PLCP, etc. */
 784         u8 plcp_mimo3;  /* uCode API:  IWL_RATE_MIMO3_6M_PLCP, etc. */
 785         u8 ieee;        /* MAC header:  IWL_RATE_6M_IEEE, etc. */
 786 };
 787
 788 /******************
 789  * MVM Methods
 790  ******************/
 791 /* uCode */
 792 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
 793
 794 /* Utils */
 795 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
 796                                         enum ieee80211_band band);
 797 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
 798                                enum ieee80211_band band,
 799                                struct ieee80211_tx_rate *r);
 800 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
 801 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
 802 u8 first_antenna(u8 mask);
 803 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
 804
 805 /* Tx / Host Commands */
 806 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
 807                                   struct iwl_host_cmd *cmd);
 808 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u8 id,
 809                                       u32 flags, u16 len, const void *data);
 810 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
 811                                          struct iwl_host_cmd *cmd,
 812                                          u32 *status);
 813 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u8 id,
 814                                              u16 len, const void *data,
 815                                              u32 *status);
 816 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
 817                    struct ieee80211_sta *sta);
 818 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
 819 #ifdef CONFIG_IWLWIFI_DEBUG
 820 const char *iwl_mvm_get_tx_fail_reason(u32 status);
 821 #else
 822 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
 823 #endif
 824 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, bool sync);
 825 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
 826
 827 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
 828 {
 829         flush_work(&mvm->async_handlers_wk);
 830 }
 831
 832 /* Statistics */
 833 int iwl_mvm_rx_reply_statistics(struct iwl_mvm *mvm,
 834                                 struct iwl_rx_cmd_buffer *rxb,
 835                                 struct iwl_device_cmd *cmd);
 836 int iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
 837                           struct iwl_rx_cmd_buffer *rxb,
 838                           struct iwl_device_cmd *cmd);
 839
 840 /* NVM */
 841 int iwl_nvm_init(struct iwl_mvm *mvm, bool read_nvm_from_nic);
 842 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
 843
 844 int iwl_mvm_up(struct iwl_mvm *mvm);
 845 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
 846
 847 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
 848 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
 849                                     struct iwl_bcast_filter_cmd *cmd);
 850
 851 /*
 852  * FW notifications / CMD responses handlers
 853  * Convention: iwl_mvm_rx_<NAME OF THE CMD>
 854  */
 855 int iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 856                           struct iwl_device_cmd *cmd);
 857 int iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 858                        struct iwl_device_cmd *cmd);
 859 int iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 860                       struct iwl_device_cmd *cmd);
 861 int iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 862                         struct iwl_device_cmd *cmd);
 863 int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 864                          struct iwl_device_cmd *cmd);
 865 int iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
 866                                   struct iwl_rx_cmd_buffer *rxb,
 867                                   struct iwl_device_cmd *cmd);
 868 int iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 869                           struct iwl_device_cmd *cmd);
 870 int iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
 871                                 struct iwl_rx_cmd_buffer *rxb,
 872                                 struct iwl_device_cmd *cmd);
 873 int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 874                          struct iwl_device_cmd *cmd);
 875
 876 /* MVM PHY */
 877 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
 878                          struct cfg80211_chan_def *chandef,
 879                          u8 chains_static, u8 chains_dynamic);
 880 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
 881                              struct cfg80211_chan_def *chandef,
 882                              u8 chains_static, u8 chains_dynamic);
 883 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
 884                           struct iwl_mvm_phy_ctxt *ctxt);
 885 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
 886                             struct iwl_mvm_phy_ctxt *ctxt);
 887 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm);
 888
 889 /* MAC (virtual interface) programming */
 890 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 891 void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 892 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 893 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
 894                              bool force_assoc_off);
 895 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 896 u32 iwl_mvm_mac_get_queues_mask(struct iwl_mvm *mvm,
 897                                 struct ieee80211_vif *vif);
 898 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
 899                                     struct ieee80211_vif *vif);
 900 int iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
 901                             struct iwl_rx_cmd_buffer *rxb,
 902                             struct iwl_device_cmd *cmd);
 903 int iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
 904                                     struct iwl_rx_cmd_buffer *rxb,
 905                                     struct iwl_device_cmd *cmd);
 906 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
 907                                     struct ieee80211_vif *vif);
 908
 909 /* Bindings */
 910 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 911 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 912
 913 /* Quota management */
 914 int iwl_mvm_update_quotas(struct iwl_mvm *mvm,
 915                           struct ieee80211_vif *disabled_vif);
 916
 917 /* Scanning */
 918 int iwl_mvm_scan_request(struct iwl_mvm *mvm,
 919                          struct ieee80211_vif *vif,
 920                          struct cfg80211_scan_request *req);
 921 int iwl_mvm_rx_scan_response(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 922                              struct iwl_device_cmd *cmd);
 923 int iwl_mvm_rx_scan_complete(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 924                              struct iwl_device_cmd *cmd);
 925 int iwl_mvm_cancel_scan(struct iwl_mvm *mvm);
 926
 927 /* Scheduled scan */
 928 int iwl_mvm_rx_scan_offload_complete_notif(struct iwl_mvm *mvm,
 929                                            struct iwl_rx_cmd_buffer *rxb,
 930                                            struct iwl_device_cmd *cmd);
 931 int iwl_mvm_config_sched_scan(struct iwl_mvm *mvm,
 932                               struct ieee80211_vif *vif,
 933                               struct cfg80211_sched_scan_request *req,
 934                               struct ieee80211_scan_ies *ies);
 935 int iwl_mvm_config_sched_scan_profiles(struct iwl_mvm *mvm,
 936                                        struct cfg80211_sched_scan_request *req);
 937 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
 938                              struct cfg80211_sched_scan_request *req);
 939 int iwl_mvm_scan_offload_stop(struct iwl_mvm *mvm, bool notify);
 940 int iwl_mvm_rx_scan_offload_results(struct iwl_mvm *mvm,
 941                                     struct iwl_rx_cmd_buffer *rxb,
 942                                     struct iwl_device_cmd *cmd);
 943
 944 /* Unified scan */
 945 int iwl_mvm_unified_scan_lmac(struct iwl_mvm *mvm,
 946                               struct ieee80211_vif *vif,
 947                               struct ieee80211_scan_request *req);
 948 int iwl_mvm_unified_sched_scan_lmac(struct iwl_mvm *mvm,
 949                                     struct ieee80211_vif *vif,
 950                                     struct cfg80211_sched_scan_request *req,
 951                                     struct ieee80211_scan_ies *ies);
 952
 953 /* MVM debugfs */
 954 #ifdef CONFIG_IWLWIFI_DEBUGFS
 955 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
 956 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 957 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 958 #else
 959 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
 960                                          struct dentry *dbgfs_dir)
 961 {
 962         return 0;
 963 }
 964 static inline void
 965 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
 966 {
 967 }
 968 static inline void
 969 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
 970 {
 971 }
 972 #endif /* CONFIG_IWLWIFI_DEBUGFS */
 973
 974 /* rate scaling */
 975 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init);
 976 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm,
 977                                 struct iwl_mvm_frame_stats *stats,
 978                                 u32 rate, bool agg);
 979 int rs_pretty_print_rate(char *buf, const u32 rate);
 980
 981 /* power management */
 982 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
 983 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
 984 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
 985                                  char *buf, int bufsz);
 986
 987 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 988 int iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
 989                                              struct iwl_rx_cmd_buffer *rxb,
 990                                              struct iwl_device_cmd *cmd);
 991
 992 #ifdef CONFIG_IWLWIFI_LEDS
 993 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
 994 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
 995 #else
 996 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
 997 {
 998         return 0;
 999 }
1000 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
1001 {
1002 }
1003 #endif
1004
1005 /* D3 (WoWLAN, NetDetect) */
1006 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
1007 int iwl_mvm_resume(struct ieee80211_hw *hw);
1008 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
1009 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
1010                             struct ieee80211_vif *vif,
1011                             struct cfg80211_gtk_rekey_data *data);
1012 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
1013                               struct ieee80211_vif *vif,
1014                               struct inet6_dev *idev);
1015 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
1016                                      struct ieee80211_vif *vif, int idx);
1017 extern const struct file_operations iwl_dbgfs_d3_test_ops;
1018 #ifdef CONFIG_PM_SLEEP
1019 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
1020                                  struct ieee80211_vif *vif);
1021 #else
1022 static inline void
1023 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1024 {
1025 }
1026 #endif
1027 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
1028                                 struct iwl_wowlan_config_cmd_v2 *cmd);
1029 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
1030                                struct ieee80211_vif *vif,
1031                                bool disable_offloading,
1032                                u32 cmd_flags);
1033
1034 /* D0i3 */
1035 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1036 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1037 int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1038 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq);
1039 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm);
1040
1041 /* BT Coex */
1042 int iwl_send_bt_init_conf(struct iwl_mvm *mvm);
1043 int iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
1044                              struct iwl_rx_cmd_buffer *rxb,
1045                              struct iwl_device_cmd *cmd);
1046 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1047                            enum ieee80211_rssi_event rssi_event);
1048 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
1049 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
1050                                 struct ieee80211_sta *sta);
1051 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
1052                                      struct ieee80211_sta *sta);
1053 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
1054 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
1055                                     enum ieee80211_band band);
1056 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
1057                            struct ieee80211_tx_info *info, u8 ac);
1058
1059 bool iwl_mvm_bt_coex_is_shared_ant_avail_old(struct iwl_mvm *mvm);
1060 void iwl_mvm_bt_coex_vif_change_old(struct iwl_mvm *mvm);
1061 int iwl_send_bt_init_conf_old(struct iwl_mvm *mvm);
1062 int iwl_mvm_rx_bt_coex_notif_old(struct iwl_mvm *mvm,
1063                                  struct iwl_rx_cmd_buffer *rxb,
1064                                  struct iwl_device_cmd *cmd);
1065 void iwl_mvm_bt_rssi_event_old(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1066                                enum ieee80211_rssi_event rssi_event);
1067 u16 iwl_mvm_coex_agg_time_limit_old(struct iwl_mvm *mvm,
1068                                     struct ieee80211_sta *sta);
1069 bool iwl_mvm_bt_coex_is_mimo_allowed_old(struct iwl_mvm *mvm,
1070                                          struct ieee80211_sta *sta);
1071 bool iwl_mvm_bt_coex_is_tpc_allowed_old(struct iwl_mvm *mvm,
1072                                         enum ieee80211_band band);
1073 int iwl_mvm_rx_ant_coupling_notif_old(struct iwl_mvm *mvm,
1074                                       struct iwl_rx_cmd_buffer *rxb,
1075                                       struct iwl_device_cmd *cmd);
1076
1077 enum iwl_bt_kill_msk {
1078         BT_KILL_MSK_DEFAULT,
1079         BT_KILL_MSK_NEVER,
1080         BT_KILL_MSK_ALWAYS,
1081         BT_KILL_MSK_MAX,
1082 };
1083
1084 extern const u8 iwl_bt_ack_kill_msk[BT_MAX_AG][BT_COEX_MAX_LUT];
1085 extern const u8 iwl_bt_cts_kill_msk[BT_MAX_AG][BT_COEX_MAX_LUT];
1086 extern const u32 iwl_bt_ctl_kill_msk[BT_KILL_MSK_MAX];
1087
1088 /* beacon filtering */
1089 #ifdef CONFIG_IWLWIFI_DEBUGFS
1090 void
1091 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1092                                          struct iwl_beacon_filter_cmd *cmd);
1093 #else
1094 static inline void
1095 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1096                                          struct iwl_beacon_filter_cmd *cmd)
1097 {}
1098 #endif
1099 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
1100                                    struct ieee80211_vif *vif,
1101                                    bool enable, u32 flags);
1102 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
1103                                  struct ieee80211_vif *vif,
1104                                  u32 flags);
1105 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
1106                                   struct ieee80211_vif *vif,
1107                                   u32 flags);
1108 /* SMPS */
1109 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1110                                 enum iwl_mvm_smps_type_request req_type,
1111                                 enum ieee80211_smps_mode smps_request);
1112 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
1113
1114 /* Low latency */
1115 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1116                                bool value);
1117 /* get SystemLowLatencyMode - only needed for beacon threshold? */
1118 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1119 /* get VMACLowLatencyMode */
1120 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1121 {
1122         /*
1123          * should this consider associated/active/... state?
1124          *
1125          * Normally low-latency should only be active on interfaces
1126          * that are active, but at least with debugfs it can also be
1127          * enabled on interfaces that aren't active. However, when
1128          * interface aren't active then they aren't added into the
1129          * binding, so this has no real impact. For now, just return
1130          * the current desired low-latency state.
1131          */
1132
1133         return mvmvif->low_latency;
1134 }
1135
1136 /* Assoc status */
1137 bool iwl_mvm_is_idle(struct iwl_mvm *mvm);
1138
1139 /* Thermal management and CT-kill */
1140 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
1141 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
1142 void iwl_mvm_tt_initialize(struct iwl_mvm *mvm, u32 min_backoff);
1143 void iwl_mvm_tt_exit(struct iwl_mvm *mvm);
1144 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
1145
1146 /* smart fifo */
1147 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1148                       bool added_vif);
1149
1150 /* TDLS */
1151 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1152
1153 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
1154
1155 #endif /* __IWL_MVM_H__ */