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 - 2013 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 - 2013 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 "iwl-trans.h"
  77 #include "sta.h"
  78 #include "fw-api.h"
  79 #include "constants.h"
  80
  81 #define IWL_INVALID_MAC80211_QUEUE      0xff
  82 #define IWL_MVM_MAX_ADDRESSES           5
  83 /* RSSI offset for WkP */
  84 #define IWL_RSSI_OFFSET 50
  85
  86 enum iwl_mvm_tx_fifo {
  87         IWL_MVM_TX_FIFO_BK = 0,
  88         IWL_MVM_TX_FIFO_BE,
  89         IWL_MVM_TX_FIFO_VI,
  90         IWL_MVM_TX_FIFO_VO,
  91         IWL_MVM_TX_FIFO_MCAST = 5,
  92 };
  93
  94 extern struct ieee80211_ops iwl_mvm_hw_ops;
  95 extern const struct iwl_mvm_power_ops pm_legacy_ops;
  96 extern const struct iwl_mvm_power_ops pm_mac_ops;
  97
  98 /**
  99  * struct iwl_mvm_mod_params - module parameters for iwlmvm
 100  * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted.
 101  *      We will register to mac80211 to have testmode working. The NIC must not
 102  *      be up'ed after the INIT fw asserted. This is useful to be able to use
 103  *      proprietary tools over testmode to debug the INIT fw.
 104  * @power_scheme: CAM(Continuous Active Mode)-1, BPS(Balanced Power
 105  *      Save)-2(default), LP(Low Power)-3
 106  */
 107 struct iwl_mvm_mod_params {
 108         bool init_dbg;
 109         int power_scheme;
 110 };
 111 extern struct iwl_mvm_mod_params iwlmvm_mod_params;
 112
 113 struct iwl_mvm_phy_ctxt {
 114         u16 id;
 115         u16 color;
 116         u32 ref;
 117
 118         /*
 119          * TODO: This should probably be removed. Currently here only for rate
 120          * scaling algorithm
 121          */
 122         struct ieee80211_channel *channel;
 123 };
 124
 125 struct iwl_mvm_time_event_data {
 126         struct ieee80211_vif *vif;
 127         struct list_head list;
 128         unsigned long end_jiffies;
 129         u32 duration;
 130         bool running;
 131         u32 uid;
 132
 133         /*
 134          * The access to the 'id' field must be done when the
 135          * mvm->time_event_lock is held, as it value is used to indicate
 136          * if the te is in the time event list or not (when id == TE_MAX)
 137          */
 138         u32 id;
 139 };
 140
 141  /* Power management */
 142
 143 /**
 144  * enum iwl_power_scheme
 145  * @IWL_POWER_LEVEL_CAM - Continuously Active Mode
 146  * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default)
 147  * @IWL_POWER_LEVEL_LP  - Low Power
 148  */
 149 enum iwl_power_scheme {
 150         IWL_POWER_SCHEME_CAM = 1,
 151         IWL_POWER_SCHEME_BPS,
 152         IWL_POWER_SCHEME_LP
 153 };
 154
 155 #define IWL_CONN_MAX_LISTEN_INTERVAL    70
 156 #define IWL_UAPSD_AC_INFO               (IEEE80211_WMM_IE_STA_QOSINFO_AC_VO |\
 157                                          IEEE80211_WMM_IE_STA_QOSINFO_AC_VI |\
 158                                          IEEE80211_WMM_IE_STA_QOSINFO_AC_BK |\
 159                                          IEEE80211_WMM_IE_STA_QOSINFO_AC_BE)
 160 #define IWL_UAPSD_MAX_SP                IEEE80211_WMM_IE_STA_QOSINFO_SP_2
 161
 162 struct iwl_mvm_power_ops {
 163         int (*power_update_mode)(struct iwl_mvm *mvm,
 164                                  struct ieee80211_vif *vif);
 165         int (*power_update_device_mode)(struct iwl_mvm *mvm);
 166         int (*power_disable)(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 167 #ifdef CONFIG_IWLWIFI_DEBUGFS
 168         int (*power_dbgfs_read)(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
 169                                 char *buf, int bufsz);
 170 #endif
 171 };
 172
 173
 174 #ifdef CONFIG_IWLWIFI_DEBUGFS
 175 enum iwl_dbgfs_pm_mask {
 176         MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0),
 177         MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1),
 178         MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2),
 179         MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3),
 180         MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4),
 181         MVM_DEBUGFS_PM_DISABLE_POWER_OFF = BIT(5),
 182         MVM_DEBUGFS_PM_LPRX_ENA = BIT(6),
 183         MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7),
 184         MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8),
 185 };
 186
 187 struct iwl_dbgfs_pm {
 188         u16 keep_alive_seconds;
 189         u32 rx_data_timeout;
 190         u32 tx_data_timeout;
 191         bool skip_over_dtim;
 192         u8 skip_dtim_periods;
 193         bool disable_power_off;
 194         bool lprx_ena;
 195         u32 lprx_rssi_threshold;
 196         bool snooze_ena;
 197         int mask;
 198 };
 199
 200 /* beacon filtering */
 201
 202 enum iwl_dbgfs_bf_mask {
 203         MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0),
 204         MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1),
 205         MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2),
 206         MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3),
 207         MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4),
 208         MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5),
 209         MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6),
 210         MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7),
 211         MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8),
 212         MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9),
 213         MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10),
 214 };
 215
 216 struct iwl_dbgfs_bf {
 217         u32 bf_energy_delta;
 218         u32 bf_roaming_energy_delta;
 219         u32 bf_roaming_state;
 220         u32 bf_temp_threshold;
 221         u32 bf_temp_fast_filter;
 222         u32 bf_temp_slow_filter;
 223         u32 bf_enable_beacon_filter;
 224         u32 bf_debug_flag;
 225         u32 bf_escape_timer;
 226         u32 ba_escape_timer;
 227         u32 ba_enable_beacon_abort;
 228         int mask;
 229 };
 230 #endif
 231
 232 enum iwl_mvm_smps_type_request {
 233         IWL_MVM_SMPS_REQ_BT_COEX,
 234         IWL_MVM_SMPS_REQ_TT,
 235         NUM_IWL_MVM_SMPS_REQ,
 236 };
 237
 238 /**
 239 * struct iwl_mvm_vif_bf_data - beacon filtering related data
 240 * @bf_enabled: indicates if beacon filtering is enabled
 241 * @ba_enabled: indicated if beacon abort is enabled
 242 * @last_beacon_signal: last beacon rssi signal in dbm
 243 * @ave_beacon_signal: average beacon signal
 244 * @last_cqm_event: rssi of the last cqm event
 245 * @bt_coex_min_thold: minimum threshold for BT coex
 246 * @bt_coex_max_thold: maximum threshold for BT coex
 247 * @last_bt_coex_event: rssi of the last BT coex event
 248 */
 249 struct iwl_mvm_vif_bf_data {
 250         bool bf_enabled;
 251         bool ba_enabled;
 252         s8 ave_beacon_signal;
 253         s8 last_cqm_event;
 254         s8 bt_coex_min_thold;
 255         s8 bt_coex_max_thold;
 256         s8 last_bt_coex_event;
 257 };
 258
 259 /**
 260  * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
 261  * @id: between 0 and 3
 262  * @color: to solve races upon MAC addition and removal
 263  * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
 264  * @uploaded: indicates the MAC context has been added to the device
 265  * @ap_active: indicates that ap context is configured, and that the interface
 266  *  should get quota etc.
 267  * @monitor_active: indicates that monitor context is configured, and that the
 268  * interface should get quota etc.
 269  * @queue_params: QoS params for this MAC
 270  * @bcast_sta: station used for broadcast packets. Used by the following
 271  *  vifs: P2P_DEVICE, GO and AP.
 272  * @beacon_skb: the skb used to hold the AP/GO beacon template
 273  * @smps_requests: the requests of of differents parts of the driver, regard
 274         the desired smps mode.
 275  */
 276 struct iwl_mvm_vif {
 277         u16 id;
 278         u16 color;
 279         u8 ap_sta_id;
 280
 281         bool uploaded;
 282         bool ap_active;
 283         bool monitor_active;
 284         struct iwl_mvm_vif_bf_data bf_data;
 285
 286         u32 ap_beacon_time;
 287
 288         enum iwl_tsf_id tsf_id;
 289
 290         /*
 291          * QoS data from mac80211, need to store this here
 292          * as mac80211 has a separate callback but we need
 293          * to have the data for the MAC context
 294          */
 295         struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
 296         struct iwl_mvm_time_event_data time_event_data;
 297
 298         struct iwl_mvm_int_sta bcast_sta;
 299
 300         /*
 301          * Assigned while mac80211 has the interface in a channel context,
 302          * or, for P2P Device, while it exists.
 303          */
 304         struct iwl_mvm_phy_ctxt *phy_ctxt;
 305
 306 #ifdef CONFIG_PM_SLEEP
 307         /* WoWLAN GTK rekey data */
 308         struct {
 309                 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
 310                 __le64 replay_ctr;
 311                 bool valid;
 312         } rekey_data;
 313
 314         int tx_key_idx;
 315
 316         bool seqno_valid;
 317         u16 seqno;
 318
 319 #if IS_ENABLED(CONFIG_IPV6)
 320         /* IPv6 addresses for WoWLAN */
 321         struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
 322         int num_target_ipv6_addrs;
 323 #endif
 324 #endif
 325
 326 #ifdef CONFIG_IWLWIFI_DEBUGFS
 327         struct dentry *dbgfs_dir;
 328         struct dentry *dbgfs_slink;
 329         void *dbgfs_data;
 330         struct iwl_dbgfs_pm dbgfs_pm;
 331         struct iwl_dbgfs_bf dbgfs_bf;
 332 #endif
 333
 334         enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
 335 };
 336
 337 static inline struct iwl_mvm_vif *
 338 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
 339 {
 340         return (void *)vif->drv_priv;
 341 }
 342
 343 enum iwl_scan_status {
 344         IWL_MVM_SCAN_NONE,
 345         IWL_MVM_SCAN_OS,
 346         IWL_MVM_SCAN_SCHED,
 347 };
 348
 349 /**
 350  * struct iwl_nvm_section - describes an NVM section in memory.
 351  *
 352  * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
 353  * and saved for later use by the driver. Not all NVM sections are saved
 354  * this way, only the needed ones.
 355  */
 356 struct iwl_nvm_section {
 357         u16 length;
 358         const u8 *data;
 359 };
 360
 361 /*
 362  * Tx-backoff threshold
 363  * @temperature: The threshold in Celsius
 364  * @backoff: The tx-backoff in uSec
 365  */
 366 struct iwl_tt_tx_backoff {
 367         s32 temperature;
 368         u32 backoff;
 369 };
 370
 371 #define TT_TX_BACKOFF_SIZE 6
 372
 373 /**
 374  * struct iwl_tt_params - thermal throttling parameters
 375  * @ct_kill_entry: CT Kill entry threshold
 376  * @ct_kill_exit: CT Kill exit threshold
 377  * @ct_kill_duration: The time  intervals (in uSec) in which the driver needs
 378  *      to checks whether to exit CT Kill.
 379  * @dynamic_smps_entry: Dynamic SMPS entry threshold
 380  * @dynamic_smps_exit: Dynamic SMPS exit threshold
 381  * @tx_protection_entry: TX protection entry threshold
 382  * @tx_protection_exit: TX protection exit threshold
 383  * @tx_backoff: Array of thresholds for tx-backoff , in ascending order.
 384  * @support_ct_kill: Support CT Kill?
 385  * @support_dynamic_smps: Support dynamic SMPS?
 386  * @support_tx_protection: Support tx protection?
 387  * @support_tx_backoff: Support tx-backoff?
 388  */
 389 struct iwl_tt_params {
 390         s32 ct_kill_entry;
 391         s32 ct_kill_exit;
 392         u32 ct_kill_duration;
 393         s32 dynamic_smps_entry;
 394         s32 dynamic_smps_exit;
 395         s32 tx_protection_entry;
 396         s32 tx_protection_exit;
 397         struct iwl_tt_tx_backoff tx_backoff[TT_TX_BACKOFF_SIZE];
 398         bool support_ct_kill;
 399         bool support_dynamic_smps;
 400         bool support_tx_protection;
 401         bool support_tx_backoff;
 402 };
 403
 404 /**
 405  * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
 406  * @ct_kill_exit: worker to exit thermal kill
 407  * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
 408  * @tx_backoff: The current thremal throttling tx backoff in uSec.
 409  * @params: Parameters to configure the thermal throttling algorithm.
 410  * @throttle: Is thermal throttling is active?
 411  */
 412 struct iwl_mvm_tt_mgmt {
 413         struct delayed_work ct_kill_exit;
 414         bool dynamic_smps;
 415         u32 tx_backoff;
 416         const struct iwl_tt_params *params;
 417         bool throttle;
 418 };
 419
 420 struct iwl_mvm {
 421         /* for logger access */
 422         struct device *dev;
 423
 424         struct iwl_trans *trans;
 425         const struct iwl_fw *fw;
 426         const struct iwl_cfg *cfg;
 427         struct iwl_phy_db *phy_db;
 428         struct ieee80211_hw *hw;
 429
 430         /* for protecting access to iwl_mvm */
 431         struct mutex mutex;
 432         struct list_head async_handlers_list;
 433         spinlock_t async_handlers_lock;
 434         struct work_struct async_handlers_wk;
 435
 436         struct work_struct roc_done_wk;
 437
 438         unsigned long status;
 439
 440         /*
 441          * for beacon filtering -
 442          * currently only one interface can be supported
 443          */
 444         struct iwl_mvm_vif *bf_allowed_vif;
 445
 446         enum iwl_ucode_type cur_ucode;
 447         bool ucode_loaded;
 448         bool init_ucode_complete;
 449         u32 error_event_table;
 450         u32 log_event_table;
 451
 452         u32 ampdu_ref;
 453
 454         struct iwl_notif_wait_data notif_wait;
 455
 456         struct mvm_statistics_rx rx_stats;
 457
 458         unsigned long transport_queue_stop;
 459         u8 queue_to_mac80211[IWL_MAX_HW_QUEUES];
 460         atomic_t queue_stop_count[IWL_MAX_HW_QUEUES];
 461
 462         struct iwl_nvm_data *nvm_data;
 463         /* NVM sections */
 464         struct iwl_nvm_section nvm_sections[NVM_NUM_OF_SECTIONS];
 465
 466         /* EEPROM MAC addresses */
 467         struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
 468
 469         /* data related to data path */
 470         struct iwl_rx_phy_info last_phy_info;
 471         struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
 472         struct work_struct sta_drained_wk;
 473         unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
 474         atomic_t pending_frames[IWL_MVM_STATION_COUNT];
 475         u8 rx_ba_sessions;
 476
 477         /* configured by mac80211 */
 478         u32 rts_threshold;
 479
 480         /* Scan status, cmd (pre-allocated) and auxiliary station */
 481         enum iwl_scan_status scan_status;
 482         struct iwl_scan_cmd *scan_cmd;
 483
 484         /* rx chain antennas set through debugfs for the scan command */
 485         u8 scan_rx_ant;
 486
 487         /* Internal station */
 488         struct iwl_mvm_int_sta aux_sta;
 489
 490         u8 scan_last_antenna_idx; /* to toggle TX between antennas */
 491         u8 mgmt_last_antenna_idx;
 492
 493 #ifdef CONFIG_IWLWIFI_DEBUGFS
 494         struct dentry *debugfs_dir;
 495         u32 dbgfs_sram_offset, dbgfs_sram_len;
 496         bool disable_power_off;
 497         bool disable_power_off_d3;
 498 #endif
 499
 500         struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
 501
 502         struct list_head time_event_list;
 503         spinlock_t time_event_lock;
 504
 505         /*
 506          * A bitmap indicating the index of the key in use. The firmware
 507          * can hold 16 keys at most. Reflect this fact.
 508          */
 509         unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
 510
 511         /*
 512          * This counter of created interfaces is referenced only in conjunction
 513          * with FW limitation related to power management. Currently PM is
 514          * supported only on a single interface.
 515          * IMPORTANT: this variable counts all interfaces except P2P device.
 516          */
 517         u8 vif_count;
 518
 519         /* -1 for always, 0 for never, >0 for that many times */
 520         s8 restart_fw;
 521
 522         struct led_classdev led;
 523
 524         struct ieee80211_vif *p2p_device_vif;
 525
 526 #ifdef CONFIG_PM_SLEEP
 527         struct wiphy_wowlan_support wowlan;
 528         int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
 529 #ifdef CONFIG_IWLWIFI_DEBUGFS
 530         u32 d3_wake_sysassert; /* must be u32 for debugfs_create_bool */
 531         bool d3_test_active;
 532         bool store_d3_resume_sram;
 533         void *d3_resume_sram;
 534         u32 d3_test_pme_ptr;
 535 #endif
 536 #endif
 537
 538         /* BT-Coex */
 539         u8 bt_kill_msk;
 540         struct iwl_bt_coex_profile_notif last_bt_notif;
 541         struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
 542
 543         /* Thermal Throttling and CTkill */
 544         struct iwl_mvm_tt_mgmt thermal_throttle;
 545         s32 temperature;        /* Celsius */
 546
 547         const struct iwl_mvm_power_ops *pm_ops;
 548
 549 #ifdef CONFIG_NL80211_TESTMODE
 550         u32 noa_duration;
 551         struct ieee80211_vif *noa_vif;
 552 #endif
 553
 554         /* Tx queues */
 555         u8 aux_queue;
 556         u8 first_agg_queue;
 557         u8 last_agg_queue;
 558 };
 559
 560 /* Extract MVM priv from op_mode and _hw */
 561 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode)               \
 562         ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
 563
 564 #define IWL_MAC80211_GET_MVM(_hw)                       \
 565         IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
 566
 567 enum iwl_mvm_status {
 568         IWL_MVM_STATUS_HW_RFKILL,
 569         IWL_MVM_STATUS_HW_CTKILL,
 570         IWL_MVM_STATUS_ROC_RUNNING,
 571         IWL_MVM_STATUS_IN_HW_RESTART,
 572 };
 573
 574 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
 575 {
 576         return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
 577                test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
 578 }
 579
 580 extern const u8 iwl_mvm_ac_to_tx_fifo[];
 581
 582 struct iwl_rate_info {
 583         u8 plcp;        /* uCode API:  IWL_RATE_6M_PLCP, etc. */
 584         u8 plcp_siso;   /* uCode API:  IWL_RATE_SISO_6M_PLCP, etc. */
 585         u8 plcp_mimo2;  /* uCode API:  IWL_RATE_MIMO2_6M_PLCP, etc. */
 586         u8 plcp_mimo3;  /* uCode API:  IWL_RATE_MIMO3_6M_PLCP, etc. */
 587         u8 ieee;        /* MAC header:  IWL_RATE_6M_IEEE, etc. */
 588 };
 589
 590 /******************
 591  * MVM Methods
 592  ******************/
 593 /* uCode */
 594 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
 595
 596 /* Utils */
 597 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
 598                                         enum ieee80211_band band);
 599 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
 600                                enum ieee80211_band band,
 601                                struct ieee80211_tx_rate *r);
 602 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
 603 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
 604 void iwl_mvm_dump_sram(struct iwl_mvm *mvm);
 605 u8 first_antenna(u8 mask);
 606 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
 607
 608 /* Tx / Host Commands */
 609 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
 610                                   struct iwl_host_cmd *cmd);
 611 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u8 id,
 612                                       u32 flags, u16 len, const void *data);
 613 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
 614                                          struct iwl_host_cmd *cmd,
 615                                          u32 *status);
 616 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u8 id,
 617                                              u16 len, const void *data,
 618                                              u32 *status);
 619 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
 620                    struct ieee80211_sta *sta);
 621 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
 622 #ifdef CONFIG_IWLWIFI_DEBUG
 623 const char *iwl_mvm_get_tx_fail_reason(u32 status);
 624 #else
 625 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
 626 #endif
 627 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, bool sync);
 628 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
 629
 630 /* Statistics */
 631 int iwl_mvm_rx_reply_statistics(struct iwl_mvm *mvm,
 632                                 struct iwl_rx_cmd_buffer *rxb,
 633                                 struct iwl_device_cmd *cmd);
 634 int iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
 635                           struct iwl_rx_cmd_buffer *rxb,
 636                           struct iwl_device_cmd *cmd);
 637
 638 /* NVM */
 639 int iwl_nvm_init(struct iwl_mvm *mvm);
 640 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
 641
 642 int iwl_mvm_up(struct iwl_mvm *mvm);
 643 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
 644
 645 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
 646
 647 /*
 648  * FW notifications / CMD responses handlers
 649  * Convention: iwl_mvm_rx_<NAME OF THE CMD>
 650  */
 651 int iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 652                           struct iwl_device_cmd *cmd);
 653 int iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 654                        struct iwl_device_cmd *cmd);
 655 int iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 656                       struct iwl_device_cmd *cmd);
 657 int iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 658                         struct iwl_device_cmd *cmd);
 659 int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 660                          struct iwl_device_cmd *cmd);
 661 int iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 662                           struct iwl_device_cmd *cmd);
 663 int iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
 664                                 struct iwl_rx_cmd_buffer *rxb,
 665                                 struct iwl_device_cmd *cmd);
 666 int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 667                          struct iwl_device_cmd *cmd);
 668
 669 /* MVM PHY */
 670 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
 671                          struct cfg80211_chan_def *chandef,
 672                          u8 chains_static, u8 chains_dynamic);
 673 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
 674                              struct cfg80211_chan_def *chandef,
 675                              u8 chains_static, u8 chains_dynamic);
 676 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
 677                           struct iwl_mvm_phy_ctxt *ctxt);
 678 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
 679                             struct iwl_mvm_phy_ctxt *ctxt);
 680
 681 /* MAC (virtual interface) programming */
 682 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 683 void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 684 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 685 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 686 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 687 u32 iwl_mvm_mac_get_queues_mask(struct iwl_mvm *mvm,
 688                                 struct ieee80211_vif *vif);
 689 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
 690                                     struct ieee80211_vif *vif);
 691 int iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
 692                             struct iwl_rx_cmd_buffer *rxb,
 693                             struct iwl_device_cmd *cmd);
 694 int iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
 695                                     struct iwl_rx_cmd_buffer *rxb,
 696                                     struct iwl_device_cmd *cmd);
 697
 698 /* Bindings */
 699 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 700 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 701
 702 /* Quota management */
 703 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, struct ieee80211_vif *newvif);
 704
 705 /* Scanning */
 706 int iwl_mvm_scan_request(struct iwl_mvm *mvm,
 707                          struct ieee80211_vif *vif,
 708                          struct cfg80211_scan_request *req);
 709 int iwl_mvm_rx_scan_response(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 710                              struct iwl_device_cmd *cmd);
 711 int iwl_mvm_rx_scan_complete(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 712                              struct iwl_device_cmd *cmd);
 713 void iwl_mvm_cancel_scan(struct iwl_mvm *mvm);
 714
 715 /* Scheduled scan */
 716 int iwl_mvm_rx_scan_offload_complete_notif(struct iwl_mvm *mvm,
 717                                            struct iwl_rx_cmd_buffer *rxb,
 718                                            struct iwl_device_cmd *cmd);
 719 int iwl_mvm_config_sched_scan(struct iwl_mvm *mvm,
 720                               struct ieee80211_vif *vif,
 721                               struct cfg80211_sched_scan_request *req,
 722                               struct ieee80211_sched_scan_ies *ies);
 723 int iwl_mvm_config_sched_scan_profiles(struct iwl_mvm *mvm,
 724                                        struct cfg80211_sched_scan_request *req);
 725 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
 726                              struct cfg80211_sched_scan_request *req);
 727 void iwl_mvm_sched_scan_stop(struct iwl_mvm *mvm);
 728 int iwl_mvm_rx_sched_scan_results(struct iwl_mvm *mvm,
 729                                   struct iwl_rx_cmd_buffer *rxb,
 730                                   struct iwl_device_cmd *cmd);
 731
 732 /* MVM debugfs */
 733 #ifdef CONFIG_IWLWIFI_DEBUGFS
 734 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
 735 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 736 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 737 #else
 738 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
 739                                          struct dentry *dbgfs_dir)
 740 {
 741         return 0;
 742 }
 743 static inline void
 744 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
 745 {
 746 }
 747 static inline void
 748 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
 749 {
 750 }
 751 #endif /* CONFIG_IWLWIFI_DEBUGFS */
 752
 753 /* rate scaling */
 754 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq,
 755                         u8 flags, bool init);
 756
 757 /* power managment */
 758 static inline int iwl_mvm_power_update_mode(struct iwl_mvm *mvm,
 759                                             struct ieee80211_vif *vif)
 760 {
 761         return mvm->pm_ops->power_update_mode(mvm, vif);
 762 }
 763
 764 static inline int iwl_mvm_power_disable(struct iwl_mvm *mvm,
 765                                         struct ieee80211_vif *vif)
 766 {
 767         return mvm->pm_ops->power_disable(mvm, vif);
 768 }
 769
 770 static inline int iwl_mvm_power_update_device_mode(struct iwl_mvm *mvm)
 771 {
 772         if (mvm->pm_ops->power_update_device_mode)
 773                 return mvm->pm_ops->power_update_device_mode(mvm);
 774         return 0;
 775 }
 776
 777 #ifdef CONFIG_IWLWIFI_DEBUGFS
 778 static inline int iwl_mvm_power_dbgfs_read(struct iwl_mvm *mvm,
 779                                             struct ieee80211_vif *vif,
 780                                             char *buf, int bufsz)
 781 {
 782         return mvm->pm_ops->power_dbgfs_read(mvm, vif, buf, bufsz);
 783 }
 784 #endif
 785
 786 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
 787 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
 788
 789 /* D3 (WoWLAN, NetDetect) */
 790 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
 791 int iwl_mvm_resume(struct ieee80211_hw *hw);
 792 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
 793 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
 794                             struct ieee80211_vif *vif,
 795                             struct cfg80211_gtk_rekey_data *data);
 796 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
 797                               struct ieee80211_vif *vif,
 798                               struct inet6_dev *idev);
 799 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
 800                                      struct ieee80211_vif *vif, int idx);
 801 extern const struct file_operations iwl_dbgfs_d3_test_ops;
 802 #ifdef CONFIG_PM_SLEEP
 803 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
 804                                  struct ieee80211_vif *vif);
 805 #else
 806 static inline void
 807 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
 808 {
 809 }
 810 #endif
 811
 812 /* BT Coex */
 813 int iwl_send_bt_prio_tbl(struct iwl_mvm *mvm);
 814 int iwl_send_bt_init_conf(struct iwl_mvm *mvm);
 815 int iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
 816                              struct iwl_rx_cmd_buffer *rxb,
 817                              struct iwl_device_cmd *cmd);
 818 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
 819                            enum ieee80211_rssi_event rssi_event);
 820 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 821 u16 iwl_mvm_bt_coex_agg_time_limit(struct iwl_mvm *mvm,
 822                                    struct ieee80211_sta *sta);
 823 enum iwl_bt_kill_msk {
 824         BT_KILL_MSK_DEFAULT,
 825         BT_KILL_MSK_SCO_HID_A2DP,
 826         BT_KILL_MSK_REDUCED_TXPOW,
 827         BT_KILL_MSK_MAX,
 828 };
 829 extern const u32 iwl_bt_ack_kill_msk[BT_KILL_MSK_MAX];
 830 extern const u32 iwl_bt_cts_kill_msk[BT_KILL_MSK_MAX];
 831
 832 /* beacon filtering */
 833 #ifdef CONFIG_IWLWIFI_DEBUGFS
 834 void
 835 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
 836                                          struct iwl_beacon_filter_cmd *cmd);
 837 #else
 838 static inline void
 839 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
 840                                          struct iwl_beacon_filter_cmd *cmd)
 841 {}
 842 #endif
 843 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
 844                                  struct ieee80211_vif *vif);
 845 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
 846                                   struct ieee80211_vif *vif);
 847 int iwl_mvm_beacon_filter_send_cmd(struct iwl_mvm *mvm,
 848                                    struct iwl_beacon_filter_cmd *cmd);
 849 int iwl_mvm_update_beacon_abort(struct iwl_mvm *mvm,
 850                                 struct ieee80211_vif *vif, bool enable);
 851 int iwl_mvm_update_beacon_filter(struct iwl_mvm *mvm,
 852                                   struct ieee80211_vif *vif);
 853
 854 /* SMPS */
 855 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
 856                                 enum iwl_mvm_smps_type_request req_type,
 857                                 enum ieee80211_smps_mode smps_request);
 858
 859 /* Thermal management and CT-kill */
 860 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
 861 void iwl_mvm_tt_initialize(struct iwl_mvm *mvm);
 862 void iwl_mvm_tt_exit(struct iwl_mvm *mvm);
 863 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
 864
 865 #endif /* __IWL_MVM_H__ */