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 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 10 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH 11 * 12 * This program is free software; you can redistribute it and/or modify 13 * it under the terms of version 2 of the GNU General Public License as 14 * published by the Free Software Foundation. 15 * 16 * This program is distributed in the hope that it will be useful, but 17 * WITHOUT ANY WARRANTY; without even the implied warranty of 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 19 * General Public License for more details. 20 * 21 * You should have received a copy of the GNU General Public License 22 * along with this program; if not, write to the Free Software 23 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, 24 * USA 25 * 26 * The full GNU General Public License is included in this distribution 27 * in the file called COPYING. 28 * 29 * Contact Information: 30 * Intel Linux Wireless <linuxwifi@intel.com> 31 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 32 * 33 * BSD LICENSE 34 * 35 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. 36 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 37 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH 38 * All rights reserved. 39 * 40 * Redistribution and use in source and binary forms, with or without 41 * modification, are permitted provided that the following conditions 42 * are met: 43 * 44 * * Redistributions of source code must retain the above copyright 45 * notice, this list of conditions and the following disclaimer. 46 * * Redistributions in binary form must reproduce the above copyright 47 * notice, this list of conditions and the following disclaimer in 48 * the documentation and/or other materials provided with the 49 * distribution. 50 * * Neither the name Intel Corporation nor the names of its 51 * contributors may be used to endorse or promote products derived 52 * from this software without specific prior written permission. 53 * 54 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 55 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 56 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 57 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 58 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 59 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 60 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 61 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 62 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 63 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 64 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 65 * 66 *****************************************************************************/ 67 68 #ifndef __IWL_MVM_H__ 69 #define __IWL_MVM_H__ 70 71 #include <linux/list.h> 72 #include <linux/spinlock.h> 73 #include <linux/leds.h> 74 #include <linux/in6.h> 75 76 #ifdef CONFIG_THERMAL 77 #include <linux/thermal.h> 78 #endif 79 80 #include "iwl-op-mode.h" 81 #include "iwl-trans.h" 82 #include "fw/notif-wait.h" 83 #include "iwl-eeprom-parse.h" 84 #include "fw/file.h" 85 #include "iwl-config.h" 86 #include "sta.h" 87 #include "fw-api.h" 88 #include "constants.h" 89 #include "tof.h" 90 #include "fw/runtime.h" 91 #include "fw/dbg.h" 92 93 #define IWL_MVM_MAX_ADDRESSES 5 94 /* RSSI offset for WkP */ 95 #define IWL_RSSI_OFFSET 50 96 #define IWL_MVM_MISSED_BEACONS_THRESHOLD 8 97 /* A TimeUnit is 1024 microsecond */ 98 #define MSEC_TO_TU(_msec) (_msec*1000/1024) 99 100 /* For GO, this value represents the number of TUs before CSA "beacon 101 * 0" TBTT when the CSA time-event needs to be scheduled to start. It 102 * must be big enough to ensure that we switch in time. 103 */ 104 #define IWL_MVM_CHANNEL_SWITCH_TIME_GO 40 105 106 /* For client, this value represents the number of TUs before CSA 107 * "beacon 1" TBTT, instead. This is because we don't know when the 108 * GO/AP will be in the new channel, so we switch early enough. 109 */ 110 #define IWL_MVM_CHANNEL_SWITCH_TIME_CLIENT 10 111 112 /* 113 * This value (in TUs) is used to fine tune the CSA NoA end time which should 114 * be just before "beacon 0" TBTT. 115 */ 116 #define IWL_MVM_CHANNEL_SWITCH_MARGIN 4 117 118 /* 119 * Number of beacons to transmit on a new channel until we unblock tx to 120 * the stations, even if we didn't identify them on a new channel 121 */ 122 #define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3 123 124 /* offchannel queue towards mac80211 */ 125 #define IWL_MVM_OFFCHANNEL_QUEUE 0 126 127 extern const struct ieee80211_ops iwl_mvm_hw_ops; 128 129 /** 130 * struct iwl_mvm_mod_params - module parameters for iwlmvm 131 * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted. 132 * We will register to mac80211 to have testmode working. The NIC must not 133 * be up'ed after the INIT fw asserted. This is useful to be able to use 134 * proprietary tools over testmode to debug the INIT fw. 135 * @tfd_q_hang_detect: enabled the detection of hung transmit queues 136 * @power_scheme: one of enum iwl_power_scheme 137 */ 138 struct iwl_mvm_mod_params { 139 bool init_dbg; 140 bool tfd_q_hang_detect; 141 int power_scheme; 142 }; 143 extern struct iwl_mvm_mod_params iwlmvm_mod_params; 144 145 struct iwl_mvm_phy_ctxt { 146 u16 id; 147 u16 color; 148 u32 ref; 149 150 /* 151 * TODO: This should probably be removed. Currently here only for rate 152 * scaling algorithm 153 */ 154 struct ieee80211_channel *channel; 155 }; 156 157 struct iwl_mvm_time_event_data { 158 struct ieee80211_vif *vif; 159 struct list_head list; 160 unsigned long end_jiffies; 161 u32 duration; 162 bool running; 163 u32 uid; 164 165 /* 166 * The access to the 'id' field must be done when the 167 * mvm->time_event_lock is held, as it value is used to indicate 168 * if the te is in the time event list or not (when id == TE_MAX) 169 */ 170 u32 id; 171 }; 172 173 /* Power management */ 174 175 /** 176 * enum iwl_power_scheme 177 * @IWL_POWER_LEVEL_CAM - Continuously Active Mode 178 * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default) 179 * @IWL_POWER_LEVEL_LP - Low Power 180 */ 181 enum iwl_power_scheme { 182 IWL_POWER_SCHEME_CAM = 1, 183 IWL_POWER_SCHEME_BPS, 184 IWL_POWER_SCHEME_LP 185 }; 186 187 #define IWL_CONN_MAX_LISTEN_INTERVAL 10 188 #define IWL_UAPSD_MAX_SP IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 189 190 #ifdef CONFIG_IWLWIFI_DEBUGFS 191 enum iwl_dbgfs_pm_mask { 192 MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0), 193 MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1), 194 MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2), 195 MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3), 196 MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4), 197 MVM_DEBUGFS_PM_LPRX_ENA = BIT(6), 198 MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7), 199 MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8), 200 MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9), 201 MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10), 202 }; 203 204 struct iwl_dbgfs_pm { 205 u16 keep_alive_seconds; 206 u32 rx_data_timeout; 207 u32 tx_data_timeout; 208 bool skip_over_dtim; 209 u8 skip_dtim_periods; 210 bool lprx_ena; 211 u32 lprx_rssi_threshold; 212 bool snooze_ena; 213 bool uapsd_misbehaving; 214 bool use_ps_poll; 215 int mask; 216 }; 217 218 /* beacon filtering */ 219 220 enum iwl_dbgfs_bf_mask { 221 MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0), 222 MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1), 223 MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2), 224 MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3), 225 MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4), 226 MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5), 227 MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6), 228 MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7), 229 MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8), 230 MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9), 231 MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10), 232 }; 233 234 struct iwl_dbgfs_bf { 235 u32 bf_energy_delta; 236 u32 bf_roaming_energy_delta; 237 u32 bf_roaming_state; 238 u32 bf_temp_threshold; 239 u32 bf_temp_fast_filter; 240 u32 bf_temp_slow_filter; 241 u32 bf_enable_beacon_filter; 242 u32 bf_debug_flag; 243 u32 bf_escape_timer; 244 u32 ba_escape_timer; 245 u32 ba_enable_beacon_abort; 246 int mask; 247 }; 248 #endif 249 250 enum iwl_mvm_smps_type_request { 251 IWL_MVM_SMPS_REQ_BT_COEX, 252 IWL_MVM_SMPS_REQ_TT, 253 IWL_MVM_SMPS_REQ_PROT, 254 NUM_IWL_MVM_SMPS_REQ, 255 }; 256 257 enum iwl_mvm_ref_type { 258 IWL_MVM_REF_UCODE_DOWN, 259 IWL_MVM_REF_SCAN, 260 IWL_MVM_REF_ROC, 261 IWL_MVM_REF_ROC_AUX, 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 IWL_MVM_REF_FW_DBG_COLLECT, 280 IWL_MVM_REF_INIT_UCODE, 281 IWL_MVM_REF_SENDING_CMD, 282 IWL_MVM_REF_RX, 283 284 /* update debugfs.c when changing this */ 285 286 IWL_MVM_REF_COUNT, 287 }; 288 289 enum iwl_bt_force_ant_mode { 290 BT_FORCE_ANT_DIS = 0, 291 BT_FORCE_ANT_AUTO, 292 BT_FORCE_ANT_BT, 293 BT_FORCE_ANT_WIFI, 294 295 BT_FORCE_ANT_MAX, 296 }; 297 298 /** 299 * struct iwl_mvm_vif_bf_data - beacon filtering related data 300 * @bf_enabled: indicates if beacon filtering is enabled 301 * @ba_enabled: indicated if beacon abort is enabled 302 * @ave_beacon_signal: average beacon signal 303 * @last_cqm_event: rssi of the last cqm event 304 * @bt_coex_min_thold: minimum threshold for BT coex 305 * @bt_coex_max_thold: maximum threshold for BT coex 306 * @last_bt_coex_event: rssi of the last BT coex event 307 */ 308 struct iwl_mvm_vif_bf_data { 309 bool bf_enabled; 310 bool ba_enabled; 311 int ave_beacon_signal; 312 int last_cqm_event; 313 int bt_coex_min_thold; 314 int bt_coex_max_thold; 315 int last_bt_coex_event; 316 }; 317 318 /** 319 * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context 320 * @id: between 0 and 3 321 * @color: to solve races upon MAC addition and removal 322 * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA 323 * @bssid: BSSID for this (client) interface 324 * @associated: indicates that we're currently associated, used only for 325 * managing the firmware state in iwl_mvm_bss_info_changed_station() 326 * @ap_assoc_sta_count: count of stations associated to us - valid only 327 * if VIF type is AP 328 * @uploaded: indicates the MAC context has been added to the device 329 * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface 330 * should get quota etc. 331 * @pm_enabled - Indicate if MAC power management is allowed 332 * @monitor_active: indicates that monitor context is configured, and that the 333 * interface should get quota etc. 334 * @low_latency_traffic: indicates low latency traffic was detected 335 * @low_latency_dbgfs: low latency mode set from debugfs 336 * @low_latency_vcmd: low latency mode set from vendor command 337 * @ps_disabled: indicates that this interface requires PS to be disabled 338 * @queue_params: QoS params for this MAC 339 * @bcast_sta: station used for broadcast packets. Used by the following 340 * vifs: P2P_DEVICE, GO and AP. 341 * @beacon_skb: the skb used to hold the AP/GO beacon template 342 * @smps_requests: the SMPS requests of different parts of the driver, 343 * combined on update to yield the overall request to mac80211. 344 * @beacon_stats: beacon statistics, containing the # of received beacons, 345 * # of received beacons accumulated over FW restart, and the current 346 * average signal of beacons retrieved from the firmware 347 * @csa_failed: CSA failed to schedule time event, report an error later 348 * @features: hw features active for this vif 349 */ 350 struct iwl_mvm_vif { 351 struct iwl_mvm *mvm; 352 u16 id; 353 u16 color; 354 u8 ap_sta_id; 355 356 u8 bssid[ETH_ALEN]; 357 bool associated; 358 u8 ap_assoc_sta_count; 359 360 u16 cab_queue; 361 362 bool uploaded; 363 bool ap_ibss_active; 364 bool pm_enabled; 365 bool monitor_active; 366 bool low_latency_traffic, low_latency_dbgfs, low_latency_vcmd; 367 bool ps_disabled; 368 struct iwl_mvm_vif_bf_data bf_data; 369 370 struct { 371 u32 num_beacons, accu_num_beacons; 372 u8 avg_signal; 373 } beacon_stats; 374 375 u32 ap_beacon_time; 376 377 enum iwl_tsf_id tsf_id; 378 379 /* 380 * QoS data from mac80211, need to store this here 381 * as mac80211 has a separate callback but we need 382 * to have the data for the MAC context 383 */ 384 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS]; 385 struct iwl_mvm_time_event_data time_event_data; 386 struct iwl_mvm_time_event_data hs_time_event_data; 387 388 struct iwl_mvm_int_sta bcast_sta; 389 struct iwl_mvm_int_sta mcast_sta; 390 391 /* 392 * Assigned while mac80211 has the interface in a channel context, 393 * or, for P2P Device, while it exists. 394 */ 395 struct iwl_mvm_phy_ctxt *phy_ctxt; 396 397 #ifdef CONFIG_PM 398 /* WoWLAN GTK rekey data */ 399 struct { 400 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN]; 401 __le64 replay_ctr; 402 bool valid; 403 } rekey_data; 404 405 int tx_key_idx; 406 407 bool seqno_valid; 408 u16 seqno; 409 #endif 410 411 #if IS_ENABLED(CONFIG_IPV6) 412 /* IPv6 addresses for WoWLAN */ 413 struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX]; 414 unsigned long tentative_addrs[BITS_TO_LONGS(IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX)]; 415 int num_target_ipv6_addrs; 416 #endif 417 418 #ifdef CONFIG_IWLWIFI_DEBUGFS 419 struct dentry *dbgfs_dir; 420 struct dentry *dbgfs_slink; 421 struct iwl_dbgfs_pm dbgfs_pm; 422 struct iwl_dbgfs_bf dbgfs_bf; 423 struct iwl_mac_power_cmd mac_pwr_cmd; 424 int dbgfs_quota_min; 425 #endif 426 427 enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ]; 428 429 /* FW identified misbehaving AP */ 430 u8 uapsd_misbehaving_bssid[ETH_ALEN]; 431 432 /* Indicates that CSA countdown may be started */ 433 bool csa_countdown; 434 bool csa_failed; 435 u16 csa_target_freq; 436 437 /* TCP Checksum Offload */ 438 netdev_features_t features; 439 440 /* 441 * link quality measurement - used to check whether this interface 442 * is in the middle of a link quality measurement 443 */ 444 bool lqm_active; 445 }; 446 447 static inline struct iwl_mvm_vif * 448 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif) 449 { 450 if (!vif) 451 return NULL; 452 return (void *)vif->drv_priv; 453 } 454 455 extern const u8 tid_to_mac80211_ac[]; 456 457 #define IWL_MVM_SCAN_STOPPING_SHIFT 8 458 459 enum iwl_scan_status { 460 IWL_MVM_SCAN_REGULAR = BIT(0), 461 IWL_MVM_SCAN_SCHED = BIT(1), 462 IWL_MVM_SCAN_NETDETECT = BIT(2), 463 464 IWL_MVM_SCAN_STOPPING_REGULAR = BIT(8), 465 IWL_MVM_SCAN_STOPPING_SCHED = BIT(9), 466 IWL_MVM_SCAN_STOPPING_NETDETECT = BIT(10), 467 468 IWL_MVM_SCAN_REGULAR_MASK = IWL_MVM_SCAN_REGULAR | 469 IWL_MVM_SCAN_STOPPING_REGULAR, 470 IWL_MVM_SCAN_SCHED_MASK = IWL_MVM_SCAN_SCHED | 471 IWL_MVM_SCAN_STOPPING_SCHED, 472 IWL_MVM_SCAN_NETDETECT_MASK = IWL_MVM_SCAN_NETDETECT | 473 IWL_MVM_SCAN_STOPPING_NETDETECT, 474 475 IWL_MVM_SCAN_STOPPING_MASK = 0xff << IWL_MVM_SCAN_STOPPING_SHIFT, 476 IWL_MVM_SCAN_MASK = 0xff, 477 }; 478 479 enum iwl_mvm_scan_type { 480 IWL_SCAN_TYPE_NOT_SET, 481 IWL_SCAN_TYPE_UNASSOC, 482 IWL_SCAN_TYPE_WILD, 483 IWL_SCAN_TYPE_MILD, 484 IWL_SCAN_TYPE_FRAGMENTED, 485 }; 486 487 enum iwl_mvm_sched_scan_pass_all_states { 488 SCHED_SCAN_PASS_ALL_DISABLED, 489 SCHED_SCAN_PASS_ALL_ENABLED, 490 SCHED_SCAN_PASS_ALL_FOUND, 491 }; 492 493 /** 494 * struct iwl_nvm_section - describes an NVM section in memory. 495 * 496 * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD, 497 * and saved for later use by the driver. Not all NVM sections are saved 498 * this way, only the needed ones. 499 */ 500 struct iwl_nvm_section { 501 u16 length; 502 const u8 *data; 503 }; 504 505 /** 506 * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure 507 * @ct_kill_exit: worker to exit thermal kill 508 * @dynamic_smps: Is thermal throttling enabled dynamic_smps? 509 * @tx_backoff: The current thremal throttling tx backoff in uSec. 510 * @min_backoff: The minimal tx backoff due to power restrictions 511 * @params: Parameters to configure the thermal throttling algorithm. 512 * @throttle: Is thermal throttling is active? 513 */ 514 struct iwl_mvm_tt_mgmt { 515 struct delayed_work ct_kill_exit; 516 bool dynamic_smps; 517 u32 tx_backoff; 518 u32 min_backoff; 519 struct iwl_tt_params params; 520 bool throttle; 521 }; 522 523 #ifdef CONFIG_THERMAL 524 /** 525 *struct iwl_mvm_thermal_device - thermal zone related data 526 * @temp_trips: temperature thresholds for report 527 * @fw_trips_index: keep indexes to original array - temp_trips 528 * @tzone: thermal zone device data 529 */ 530 struct iwl_mvm_thermal_device { 531 s16 temp_trips[IWL_MAX_DTS_TRIPS]; 532 u8 fw_trips_index[IWL_MAX_DTS_TRIPS]; 533 struct thermal_zone_device *tzone; 534 }; 535 536 /* 537 * struct iwl_mvm_cooling_device 538 * @cur_state: current state 539 * @cdev: struct thermal cooling device 540 */ 541 struct iwl_mvm_cooling_device { 542 u32 cur_state; 543 struct thermal_cooling_device *cdev; 544 }; 545 #endif 546 547 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8 548 549 struct iwl_mvm_frame_stats { 550 u32 legacy_frames; 551 u32 ht_frames; 552 u32 vht_frames; 553 u32 bw_20_frames; 554 u32 bw_40_frames; 555 u32 bw_80_frames; 556 u32 bw_160_frames; 557 u32 sgi_frames; 558 u32 ngi_frames; 559 u32 siso_frames; 560 u32 mimo2_frames; 561 u32 agg_frames; 562 u32 ampdu_count; 563 u32 success_frames; 564 u32 fail_frames; 565 u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES]; 566 int last_frame_idx; 567 }; 568 569 enum { 570 D0I3_DEFER_WAKEUP, 571 D0I3_PENDING_WAKEUP, 572 }; 573 574 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff 575 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100 576 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200 577 578 enum iwl_mvm_tdls_cs_state { 579 IWL_MVM_TDLS_SW_IDLE = 0, 580 IWL_MVM_TDLS_SW_REQ_SENT, 581 IWL_MVM_TDLS_SW_RESP_RCVD, 582 IWL_MVM_TDLS_SW_REQ_RCVD, 583 IWL_MVM_TDLS_SW_ACTIVE, 584 }; 585 586 /** 587 * struct iwl_mvm_reorder_buffer - per ra/tid/queue reorder buffer 588 * @head_sn: reorder window head sn 589 * @num_stored: number of mpdus stored in the buffer 590 * @buf_size: the reorder buffer size as set by the last addba request 591 * @sta_id: sta id of this reorder buffer 592 * @queue: queue of this reorder buffer 593 * @last_amsdu: track last ASMDU SN for duplication detection 594 * @last_sub_index: track ASMDU sub frame index for duplication detection 595 * @entries: list of skbs stored 596 * @reorder_time: time the packet was stored in the reorder buffer 597 * @reorder_timer: timer for frames are in the reorder buffer. For AMSDU 598 * it is the time of last received sub-frame 599 * @removed: prevent timer re-arming 600 * @valid: reordering is valid for this queue 601 * @lock: protect reorder buffer internal state 602 * @mvm: mvm pointer, needed for frame timer context 603 */ 604 struct iwl_mvm_reorder_buffer { 605 u16 head_sn; 606 u16 num_stored; 607 u8 buf_size; 608 u8 sta_id; 609 int queue; 610 u16 last_amsdu; 611 u8 last_sub_index; 612 struct sk_buff_head entries[IEEE80211_MAX_AMPDU_BUF]; 613 unsigned long reorder_time[IEEE80211_MAX_AMPDU_BUF]; 614 struct timer_list reorder_timer; 615 bool removed; 616 bool valid; 617 spinlock_t lock; 618 struct iwl_mvm *mvm; 619 } ____cacheline_aligned_in_smp; 620 621 /** 622 * struct iwl_mvm_baid_data - BA session data 623 * @sta_id: station id 624 * @tid: tid of the session 625 * @baid baid of the session 626 * @timeout: the timeout set in the addba request 627 * @last_rx: last rx jiffies, updated only if timeout passed from last update 628 * @session_timer: timer to check if BA session expired, runs at 2 * timeout 629 * @mvm: mvm pointer, needed for timer context 630 * @reorder_buf: reorder buffer, allocated per queue 631 */ 632 struct iwl_mvm_baid_data { 633 struct rcu_head rcu_head; 634 u8 sta_id; 635 u8 tid; 636 u8 baid; 637 u16 timeout; 638 unsigned long last_rx; 639 struct timer_list session_timer; 640 struct iwl_mvm *mvm; 641 struct iwl_mvm_reorder_buffer reorder_buf[]; 642 }; 643 644 /* 645 * enum iwl_mvm_queue_status - queue status 646 * @IWL_MVM_QUEUE_FREE: the queue is not allocated nor reserved 647 * Basically, this means that this queue can be used for any purpose 648 * @IWL_MVM_QUEUE_RESERVED: queue is reserved but not yet in use 649 * This is the state of a queue that has been dedicated for some RATID 650 * (agg'd or not), but that hasn't yet gone through the actual enablement 651 * of iwl_mvm_enable_txq(), and therefore no traffic can go through it yet. 652 * Note that in this state there is no requirement to already know what TID 653 * should be used with this queue, it is just marked as a queue that will 654 * be used, and shouldn't be allocated to anyone else. 655 * @IWL_MVM_QUEUE_READY: queue is ready to be used 656 * This is the state of a queue that has been fully configured (including 657 * SCD pointers, etc), has a specific RA/TID assigned to it, and can be 658 * used to send traffic. 659 * @IWL_MVM_QUEUE_SHARED: queue is shared, or in a process of becoming shared 660 * This is a state in which a single queue serves more than one TID, all of 661 * which are not aggregated. Note that the queue is only associated to one 662 * RA. 663 * @IWL_MVM_QUEUE_INACTIVE: queue is allocated but no traffic on it 664 * This is a state of a queue that has had traffic on it, but during the 665 * last %IWL_MVM_DQA_QUEUE_TIMEOUT time period there has been no traffic on 666 * it. In this state, when a new queue is needed to be allocated but no 667 * such free queue exists, an inactive queue might be freed and given to 668 * the new RA/TID. 669 * @IWL_MVM_QUEUE_RECONFIGURING: queue is being reconfigured 670 * This is the state of a queue that has had traffic pass through it, but 671 * needs to be reconfigured for some reason, e.g. the queue needs to 672 * become unshared and aggregations re-enabled on. 673 */ 674 enum iwl_mvm_queue_status { 675 IWL_MVM_QUEUE_FREE, 676 IWL_MVM_QUEUE_RESERVED, 677 IWL_MVM_QUEUE_READY, 678 IWL_MVM_QUEUE_SHARED, 679 IWL_MVM_QUEUE_INACTIVE, 680 IWL_MVM_QUEUE_RECONFIGURING, 681 }; 682 683 #define IWL_MVM_DQA_QUEUE_TIMEOUT (5 * HZ) 684 #define IWL_MVM_INVALID_QUEUE 0xFFFF 685 686 #define IWL_MVM_NUM_CIPHERS 10 687 688 #ifdef CONFIG_ACPI 689 #define IWL_MVM_SAR_TABLE_SIZE 10 690 #define IWL_MVM_SAR_PROFILE_NUM 4 691 #define IWL_MVM_GEO_TABLE_SIZE 6 692 693 struct iwl_mvm_sar_profile { 694 bool enabled; 695 u8 table[IWL_MVM_SAR_TABLE_SIZE]; 696 }; 697 698 struct iwl_mvm_geo_profile { 699 u8 values[IWL_MVM_GEO_TABLE_SIZE]; 700 }; 701 #endif 702 703 struct iwl_mvm { 704 /* for logger access */ 705 struct device *dev; 706 707 struct iwl_trans *trans; 708 const struct iwl_fw *fw; 709 const struct iwl_cfg *cfg; 710 struct iwl_phy_db *phy_db; 711 struct ieee80211_hw *hw; 712 713 /* for protecting access to iwl_mvm */ 714 struct mutex mutex; 715 struct list_head async_handlers_list; 716 spinlock_t async_handlers_lock; 717 struct work_struct async_handlers_wk; 718 719 struct work_struct roc_done_wk; 720 721 unsigned long init_status; 722 723 unsigned long status; 724 725 u32 queue_sync_cookie; 726 atomic_t queue_sync_counter; 727 /* 728 * for beacon filtering - 729 * currently only one interface can be supported 730 */ 731 struct iwl_mvm_vif *bf_allowed_vif; 732 733 bool hw_registered; 734 bool calibrating; 735 u32 error_event_table[2]; 736 u32 log_event_table; 737 u32 umac_error_event_table; 738 bool support_umac_log; 739 struct iwl_sf_region sf_space; 740 741 u32 ampdu_ref; 742 bool ampdu_toggle; 743 744 struct iwl_notif_wait_data notif_wait; 745 746 union { 747 struct mvm_statistics_rx_v3 rx_stats_v3; 748 struct mvm_statistics_rx rx_stats; 749 }; 750 751 struct { 752 u64 rx_time; 753 u64 tx_time; 754 u64 on_time_rf; 755 u64 on_time_scan; 756 } radio_stats, accu_radio_stats; 757 758 u16 hw_queue_to_mac80211[IWL_MAX_TVQM_QUEUES]; 759 760 struct { 761 u8 hw_queue_refcount; 762 u8 ra_sta_id; /* The RA this queue is mapped to, if exists */ 763 bool reserved; /* Is this the TXQ reserved for a STA */ 764 u8 mac80211_ac; /* The mac80211 AC this queue is mapped to */ 765 u8 txq_tid; /* The TID "owner" of this queue*/ 766 u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */ 767 /* Timestamp for inactivation per TID of this queue */ 768 unsigned long last_frame_time[IWL_MAX_TID_COUNT + 1]; 769 enum iwl_mvm_queue_status status; 770 } queue_info[IWL_MAX_HW_QUEUES]; 771 spinlock_t queue_info_lock; /* For syncing queue mgmt operations */ 772 struct work_struct add_stream_wk; /* To add streams to queues */ 773 774 atomic_t mac80211_queue_stop_count[IEEE80211_MAX_QUEUES]; 775 776 const char *nvm_file_name; 777 struct iwl_nvm_data *nvm_data; 778 /* NVM sections */ 779 struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS]; 780 781 struct iwl_fw_runtime fwrt; 782 783 /* EEPROM MAC addresses */ 784 struct mac_address addresses[IWL_MVM_MAX_ADDRESSES]; 785 786 /* data related to data path */ 787 struct iwl_rx_phy_info last_phy_info; 788 struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT]; 789 unsigned long sta_deferred_frames[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)]; 790 u8 rx_ba_sessions; 791 792 /* configured by mac80211 */ 793 u32 rts_threshold; 794 795 /* Scan status, cmd (pre-allocated) and auxiliary station */ 796 unsigned int scan_status; 797 void *scan_cmd; 798 struct iwl_mcast_filter_cmd *mcast_filter_cmd; 799 enum iwl_mvm_scan_type scan_type; 800 enum iwl_mvm_sched_scan_pass_all_states sched_scan_pass_all; 801 struct delayed_work scan_timeout_dwork; 802 803 /* max number of simultaneous scans the FW supports */ 804 unsigned int max_scans; 805 806 /* UMAC scan tracking */ 807 u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS]; 808 809 /* start time of last scan in TSF of the mac that requested the scan */ 810 u64 scan_start; 811 812 /* the vif that requested the current scan */ 813 struct iwl_mvm_vif *scan_vif; 814 815 /* rx chain antennas set through debugfs for the scan command */ 816 u8 scan_rx_ant; 817 818 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING 819 /* broadcast filters to configure for each associated station */ 820 const struct iwl_fw_bcast_filter *bcast_filters; 821 #ifdef CONFIG_IWLWIFI_DEBUGFS 822 struct { 823 bool override; 824 struct iwl_bcast_filter_cmd cmd; 825 } dbgfs_bcast_filtering; 826 #endif 827 #endif 828 829 /* Internal station */ 830 struct iwl_mvm_int_sta aux_sta; 831 struct iwl_mvm_int_sta snif_sta; 832 833 bool last_ebs_successful; 834 835 u8 scan_last_antenna_idx; /* to toggle TX between antennas */ 836 u8 mgmt_last_antenna_idx; 837 838 /* last smart fifo state that was successfully sent to firmware */ 839 enum iwl_sf_state sf_state; 840 841 #ifdef CONFIG_IWLWIFI_DEBUGFS 842 struct dentry *debugfs_dir; 843 u32 dbgfs_sram_offset, dbgfs_sram_len; 844 u32 dbgfs_prph_reg_addr; 845 bool disable_power_off; 846 bool disable_power_off_d3; 847 848 bool scan_iter_notif_enabled; 849 850 struct debugfs_blob_wrapper nvm_hw_blob; 851 struct debugfs_blob_wrapper nvm_sw_blob; 852 struct debugfs_blob_wrapper nvm_calib_blob; 853 struct debugfs_blob_wrapper nvm_prod_blob; 854 struct debugfs_blob_wrapper nvm_phy_sku_blob; 855 856 struct iwl_mvm_frame_stats drv_rx_stats; 857 spinlock_t drv_stats_lock; 858 u16 dbgfs_rx_phyinfo; 859 #endif 860 861 struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX]; 862 863 struct list_head time_event_list; 864 spinlock_t time_event_lock; 865 866 /* 867 * A bitmap indicating the index of the key in use. The firmware 868 * can hold 16 keys at most. Reflect this fact. 869 */ 870 unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)]; 871 u8 fw_key_deleted[STA_KEY_MAX_NUM]; 872 873 /* references taken by the driver and spinlock protecting them */ 874 spinlock_t refs_lock; 875 u8 refs[IWL_MVM_REF_COUNT]; 876 877 u8 vif_count; 878 879 /* -1 for always, 0 for never, >0 for that many times */ 880 s8 fw_restart; 881 882 #ifdef CONFIG_IWLWIFI_LEDS 883 struct led_classdev led; 884 #endif 885 886 struct ieee80211_vif *p2p_device_vif; 887 888 #ifdef CONFIG_PM 889 struct wiphy_wowlan_support wowlan; 890 int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen; 891 892 /* sched scan settings for net detect */ 893 struct ieee80211_scan_ies nd_ies; 894 struct cfg80211_match_set *nd_match_sets; 895 int n_nd_match_sets; 896 struct ieee80211_channel **nd_channels; 897 int n_nd_channels; 898 bool net_detect; 899 #ifdef CONFIG_IWLWIFI_DEBUGFS 900 bool d3_wake_sysassert; 901 bool d3_test_active; 902 bool store_d3_resume_sram; 903 void *d3_resume_sram; 904 u32 d3_test_pme_ptr; 905 struct ieee80211_vif *keep_vif; 906 u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */ 907 #endif 908 #endif 909 910 /* d0i3 */ 911 u8 d0i3_ap_sta_id; 912 bool d0i3_offloading; 913 struct work_struct d0i3_exit_work; 914 struct sk_buff_head d0i3_tx; 915 /* protect d0i3_suspend_flags */ 916 struct mutex d0i3_suspend_mutex; 917 unsigned long d0i3_suspend_flags; 918 /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */ 919 spinlock_t d0i3_tx_lock; 920 wait_queue_head_t d0i3_exit_waitq; 921 wait_queue_head_t rx_sync_waitq; 922 923 /* BT-Coex */ 924 struct iwl_bt_coex_profile_notif last_bt_notif; 925 struct iwl_bt_coex_ci_cmd last_bt_ci_cmd; 926 927 u8 bt_tx_prio; 928 enum iwl_bt_force_ant_mode bt_force_ant_mode; 929 930 /* Aux ROC */ 931 struct list_head aux_roc_te_list; 932 933 /* Thermal Throttling and CTkill */ 934 struct iwl_mvm_tt_mgmt thermal_throttle; 935 #ifdef CONFIG_THERMAL 936 struct iwl_mvm_thermal_device tz_device; 937 struct iwl_mvm_cooling_device cooling_dev; 938 #endif 939 940 s32 temperature; /* Celsius */ 941 /* 942 * Debug option to set the NIC temperature. This option makes the 943 * driver think this is the actual NIC temperature, and ignore the 944 * real temperature that is received from the fw 945 */ 946 bool temperature_test; /* Debug test temperature is enabled */ 947 948 struct iwl_time_quota_cmd last_quota_cmd; 949 950 #ifdef CONFIG_NL80211_TESTMODE 951 u32 noa_duration; 952 struct ieee80211_vif *noa_vif; 953 #endif 954 955 /* Tx queues */ 956 u16 aux_queue; 957 u16 probe_queue; 958 u16 p2p_dev_queue; 959 960 /* Indicate if device power save is allowed */ 961 u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */ 962 unsigned int max_amsdu_len; /* used for debugfs only */ 963 964 struct ieee80211_vif __rcu *csa_vif; 965 struct ieee80211_vif __rcu *csa_tx_blocked_vif; 966 u8 csa_tx_block_bcn_timeout; 967 968 /* system time of last beacon (for AP/GO interface) */ 969 u32 ap_last_beacon_gp2; 970 971 /* indicates that we transmitted the last beacon */ 972 bool ibss_manager; 973 974 bool lar_regdom_set; 975 enum iwl_mcc_source mcc_src; 976 977 /* TDLS channel switch data */ 978 struct { 979 struct delayed_work dwork; 980 enum iwl_mvm_tdls_cs_state state; 981 982 /* 983 * Current cs sta - might be different from periodic cs peer 984 * station. Value is meaningless when the cs-state is idle. 985 */ 986 u8 cur_sta_id; 987 988 /* TDLS periodic channel-switch peer */ 989 struct { 990 u8 sta_id; 991 u8 op_class; 992 bool initiator; /* are we the link initiator */ 993 struct cfg80211_chan_def chandef; 994 struct sk_buff *skb; /* ch sw template */ 995 u32 ch_sw_tm_ie; 996 997 /* timestamp of last ch-sw request sent (GP2 time) */ 998 u32 sent_timestamp; 999 } peer; 1000 } tdls_cs; 1001 1002 1003 u32 ciphers[IWL_MVM_NUM_CIPHERS]; 1004 struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS]; 1005 struct iwl_mvm_tof_data tof_data; 1006 1007 struct ieee80211_vif *nan_vif; 1008 #define IWL_MAX_BAID 32 1009 struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID]; 1010 1011 /* 1012 * Drop beacons from other APs in AP mode when there are no connected 1013 * clients. 1014 */ 1015 bool drop_bcn_ap_mode; 1016 1017 struct delayed_work cs_tx_unblock_dwork; 1018 1019 /* does a monitor vif exist (only one can exist hence bool) */ 1020 bool monitor_on; 1021 #ifdef CONFIG_ACPI 1022 struct iwl_mvm_sar_profile sar_profiles[IWL_MVM_SAR_PROFILE_NUM]; 1023 struct iwl_mvm_geo_profile geo_profiles[IWL_NUM_GEO_PROFILES]; 1024 #endif 1025 }; 1026 1027 /* Extract MVM priv from op_mode and _hw */ 1028 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \ 1029 ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific) 1030 1031 #define IWL_MAC80211_GET_MVM(_hw) \ 1032 IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv)) 1033 1034 /** 1035 * enum iwl_mvm_status - MVM status bits 1036 * @IWL_MVM_STATUS_HW_RFKILL: HW RF-kill is asserted 1037 * @IWL_MVM_STATUS_HW_CTKILL: CT-kill is active 1038 * @IWL_MVM_STATUS_ROC_RUNNING: remain-on-channel is running 1039 * @IWL_MVM_STATUS_HW_RESTART_REQUESTED: HW restart was requested 1040 * @IWL_MVM_STATUS_IN_HW_RESTART: HW restart is active 1041 * @IWL_MVM_STATUS_IN_D0I3: NIC is in D0i3 1042 * @IWL_MVM_STATUS_ROC_AUX_RUNNING: AUX remain-on-channel is running 1043 * @IWL_MVM_STATUS_D3_RECONFIG: D3 reconfiguration is being done 1044 * @IWL_MVM_STATUS_FIRMWARE_RUNNING: firmware is running 1045 */ 1046 enum iwl_mvm_status { 1047 IWL_MVM_STATUS_HW_RFKILL, 1048 IWL_MVM_STATUS_HW_CTKILL, 1049 IWL_MVM_STATUS_ROC_RUNNING, 1050 IWL_MVM_STATUS_HW_RESTART_REQUESTED, 1051 IWL_MVM_STATUS_IN_HW_RESTART, 1052 IWL_MVM_STATUS_IN_D0I3, 1053 IWL_MVM_STATUS_ROC_AUX_RUNNING, 1054 IWL_MVM_STATUS_D3_RECONFIG, 1055 IWL_MVM_STATUS_FIRMWARE_RUNNING, 1056 }; 1057 1058 /* Keep track of completed init configuration */ 1059 enum iwl_mvm_init_status { 1060 IWL_MVM_INIT_STATUS_THERMAL_INIT_COMPLETE = BIT(0), 1061 IWL_MVM_INIT_STATUS_LEDS_INIT_COMPLETE = BIT(1), 1062 IWL_MVM_INIT_STATUS_REG_HW_INIT_COMPLETE = BIT(2), 1063 IWL_MVM_INIT_STATUS_TOF_INIT_COMPLETE = BIT(3), 1064 }; 1065 1066 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm) 1067 { 1068 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) || 1069 test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status); 1070 } 1071 1072 static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm) 1073 { 1074 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status); 1075 } 1076 1077 static inline bool iwl_mvm_firmware_running(struct iwl_mvm *mvm) 1078 { 1079 return test_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status); 1080 } 1081 1082 /* Must be called with rcu_read_lock() held and it can only be 1083 * released when mvmsta is not needed anymore. 1084 */ 1085 static inline struct iwl_mvm_sta * 1086 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id) 1087 { 1088 struct ieee80211_sta *sta; 1089 1090 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id)) 1091 return NULL; 1092 1093 sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]); 1094 1095 /* This can happen if the station has been removed right now */ 1096 if (IS_ERR_OR_NULL(sta)) 1097 return NULL; 1098 1099 return iwl_mvm_sta_from_mac80211(sta); 1100 } 1101 1102 static inline struct iwl_mvm_sta * 1103 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id) 1104 { 1105 struct ieee80211_sta *sta; 1106 1107 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id)) 1108 return NULL; 1109 1110 sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id], 1111 lockdep_is_held(&mvm->mutex)); 1112 1113 /* This can happen if the station has been removed right now */ 1114 if (IS_ERR_OR_NULL(sta)) 1115 return NULL; 1116 1117 return iwl_mvm_sta_from_mac80211(sta); 1118 } 1119 1120 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm) 1121 { 1122 return !iwlwifi_mod_params.d0i3_disable && 1123 fw_has_capa(&mvm->fw->ucode_capa, 1124 IWL_UCODE_TLV_CAPA_D0I3_SUPPORT); 1125 } 1126 1127 static inline bool iwl_mvm_enter_d0i3_on_suspend(struct iwl_mvm *mvm) 1128 { 1129 /* For now we only use this mode to differentiate between 1130 * slave transports, which handle D0i3 entry in suspend by 1131 * themselves in conjunction with runtime PM D0i3. So, this 1132 * function is used to check whether we need to do anything 1133 * when entering suspend or if the transport layer has already 1134 * done it. 1135 */ 1136 return (mvm->trans->system_pm_mode == IWL_PLAT_PM_MODE_D0I3) && 1137 (mvm->trans->runtime_pm_mode != IWL_PLAT_PM_MODE_D0I3); 1138 } 1139 1140 static inline bool iwl_mvm_is_dqa_data_queue(struct iwl_mvm *mvm, u8 queue) 1141 { 1142 return (queue >= IWL_MVM_DQA_MIN_DATA_QUEUE) && 1143 (queue <= IWL_MVM_DQA_MAX_DATA_QUEUE); 1144 } 1145 1146 static inline bool iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm *mvm, u8 queue) 1147 { 1148 return (queue >= IWL_MVM_DQA_MIN_MGMT_QUEUE) && 1149 (queue <= IWL_MVM_DQA_MAX_MGMT_QUEUE); 1150 } 1151 1152 static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm) 1153 { 1154 bool nvm_lar = mvm->nvm_data->lar_enabled; 1155 bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa, 1156 IWL_UCODE_TLV_CAPA_LAR_SUPPORT); 1157 1158 if (iwlwifi_mod_params.lar_disable) 1159 return false; 1160 1161 /* 1162 * Enable LAR only if it is supported by the FW (TLV) && 1163 * enabled in the NVM 1164 */ 1165 if (mvm->cfg->nvm_type == IWL_NVM_EXT) 1166 return nvm_lar && tlv_lar; 1167 else 1168 return tlv_lar; 1169 } 1170 1171 static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm) 1172 { 1173 return fw_has_api(&mvm->fw->ucode_capa, 1174 IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) || 1175 fw_has_capa(&mvm->fw->ucode_capa, 1176 IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC); 1177 } 1178 1179 static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm) 1180 { 1181 return fw_has_capa(&mvm->fw->ucode_capa, 1182 IWL_UCODE_TLV_CAPA_BT_COEX_RRC) && 1183 IWL_MVM_BT_COEX_RRC; 1184 } 1185 1186 static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm) 1187 { 1188 return fw_has_capa(&mvm->fw->ucode_capa, 1189 IWL_UCODE_TLV_CAPA_CSUM_SUPPORT) && 1190 !IWL_MVM_HW_CSUM_DISABLE; 1191 } 1192 1193 static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm) 1194 { 1195 return fw_has_capa(&mvm->fw->ucode_capa, 1196 IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) && 1197 IWL_MVM_BT_COEX_MPLUT; 1198 } 1199 1200 static inline 1201 bool iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm *mvm) 1202 { 1203 return fw_has_capa(&mvm->fw->ucode_capa, 1204 IWL_UCODE_TLV_CAPA_P2P_SCM_UAPSD) && 1205 !(iwlwifi_mod_params.uapsd_disable & 1206 IWL_DISABLE_UAPSD_P2P_CLIENT); 1207 } 1208 1209 static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm) 1210 { 1211 return fw_has_capa(&mvm->fw->ucode_capa, 1212 IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT); 1213 } 1214 1215 static inline bool iwl_mvm_has_new_tx_api(struct iwl_mvm *mvm) 1216 { 1217 /* TODO - replace with TLV once defined */ 1218 return mvm->trans->cfg->use_tfh; 1219 } 1220 1221 static inline bool iwl_mvm_has_unified_ucode(struct iwl_mvm *mvm) 1222 { 1223 /* TODO - better define this */ 1224 return mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_A000; 1225 } 1226 1227 static inline bool iwl_mvm_is_cdb_supported(struct iwl_mvm *mvm) 1228 { 1229 /* 1230 * TODO: 1231 * The issue of how to determine CDB APIs and usage is still not fully 1232 * defined. 1233 * There is a compilation for CDB and non-CDB FW, but there may 1234 * be also runtime check. 1235 * For now there is a TLV for checking compilation mode, but a 1236 * runtime check will also have to be here - once defined. 1237 */ 1238 return fw_has_capa(&mvm->fw->ucode_capa, 1239 IWL_UCODE_TLV_CAPA_CDB_SUPPORT); 1240 } 1241 1242 static inline bool iwl_mvm_has_new_rx_stats_api(struct iwl_mvm *mvm) 1243 { 1244 return fw_has_api(&mvm->fw->ucode_capa, 1245 IWL_UCODE_TLV_API_NEW_RX_STATS); 1246 } 1247 1248 static inline bool iwl_mvm_has_new_ats_coex_api(struct iwl_mvm *mvm) 1249 { 1250 return fw_has_api(&mvm->fw->ucode_capa, 1251 IWL_UCODE_TLV_API_COEX_ATS_EXTERNAL); 1252 } 1253 1254 static inline struct agg_tx_status * 1255 iwl_mvm_get_agg_status(struct iwl_mvm *mvm, void *tx_resp) 1256 { 1257 if (iwl_mvm_has_new_tx_api(mvm)) 1258 return &((struct iwl_mvm_tx_resp *)tx_resp)->status; 1259 else 1260 return ((struct iwl_mvm_tx_resp_v3 *)tx_resp)->status; 1261 } 1262 1263 static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm) 1264 { 1265 #ifdef CONFIG_THERMAL 1266 /* these two TLV are redundant since the responsibility to CT-kill by 1267 * FW happens only after we send at least one command of 1268 * temperature THs report. 1269 */ 1270 return fw_has_capa(&mvm->fw->ucode_capa, 1271 IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) && 1272 fw_has_capa(&mvm->fw->ucode_capa, 1273 IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT); 1274 #else /* CONFIG_THERMAL */ 1275 return false; 1276 #endif /* CONFIG_THERMAL */ 1277 } 1278 1279 static inline bool iwl_mvm_is_ctdp_supported(struct iwl_mvm *mvm) 1280 { 1281 return fw_has_capa(&mvm->fw->ucode_capa, 1282 IWL_UCODE_TLV_CAPA_CTDP_SUPPORT); 1283 } 1284 1285 extern const u8 iwl_mvm_ac_to_tx_fifo[]; 1286 extern const u8 iwl_mvm_ac_to_gen2_tx_fifo[]; 1287 1288 static inline u8 iwl_mvm_mac_ac_to_tx_fifo(struct iwl_mvm *mvm, 1289 enum ieee80211_ac_numbers ac) 1290 { 1291 return iwl_mvm_has_new_tx_api(mvm) ? 1292 iwl_mvm_ac_to_gen2_tx_fifo[ac] : iwl_mvm_ac_to_tx_fifo[ac]; 1293 } 1294 1295 struct iwl_rate_info { 1296 u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */ 1297 u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */ 1298 u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */ 1299 u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */ 1300 u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */ 1301 }; 1302 1303 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm); 1304 int __iwl_mvm_mac_start(struct iwl_mvm *mvm); 1305 1306 /****************** 1307 * MVM Methods 1308 ******************/ 1309 /* uCode */ 1310 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm); 1311 1312 /* Utils */ 1313 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags, 1314 enum nl80211_band band); 1315 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags, 1316 enum nl80211_band band, 1317 struct ieee80211_tx_rate *r); 1318 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx); 1319 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm); 1320 u8 first_antenna(u8 mask); 1321 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx); 1322 void iwl_mvm_get_sync_time(struct iwl_mvm *mvm, u32 *gp2, u64 *boottime); 1323 1324 /* Tx / Host Commands */ 1325 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm, 1326 struct iwl_host_cmd *cmd); 1327 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id, 1328 u32 flags, u16 len, const void *data); 1329 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm, 1330 struct iwl_host_cmd *cmd, 1331 u32 *status); 1332 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id, 1333 u16 len, const void *data, 1334 u32 *status); 1335 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb, 1336 struct ieee80211_sta *sta); 1337 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb); 1338 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb, 1339 struct iwl_tx_cmd *tx_cmd, 1340 struct ieee80211_tx_info *info, u8 sta_id); 1341 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd, 1342 struct ieee80211_tx_info *info, 1343 struct ieee80211_sta *sta, __le16 fc); 1344 #ifdef CONFIG_IWLWIFI_DEBUG 1345 const char *iwl_mvm_get_tx_fail_reason(u32 status); 1346 #else 1347 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; } 1348 #endif 1349 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, u32 flags); 1350 int iwl_mvm_flush_sta(struct iwl_mvm *mvm, void *sta, bool internal, u32 flags); 1351 int iwl_mvm_flush_sta_tids(struct iwl_mvm *mvm, u32 sta_id, 1352 u16 tids, u32 flags); 1353 1354 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm); 1355 1356 static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info, 1357 struct iwl_tx_cmd *tx_cmd) 1358 { 1359 struct ieee80211_key_conf *keyconf = info->control.hw_key; 1360 1361 tx_cmd->sec_ctl = TX_CMD_SEC_CCM; 1362 memcpy(tx_cmd->key, keyconf->key, keyconf->keylen); 1363 } 1364 1365 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm) 1366 { 1367 flush_work(&mvm->async_handlers_wk); 1368 } 1369 1370 /* Statistics */ 1371 void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm, 1372 struct iwl_rx_packet *pkt); 1373 void iwl_mvm_rx_statistics(struct iwl_mvm *mvm, 1374 struct iwl_rx_cmd_buffer *rxb); 1375 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear); 1376 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm); 1377 1378 /* NVM */ 1379 int iwl_nvm_init(struct iwl_mvm *mvm); 1380 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm); 1381 int iwl_mvm_read_external_nvm(struct iwl_mvm *mvm); 1382 1383 static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm) 1384 { 1385 return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ? 1386 mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant : 1387 mvm->fw->valid_tx_ant; 1388 } 1389 1390 static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm) 1391 { 1392 return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ? 1393 mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant : 1394 mvm->fw->valid_rx_ant; 1395 } 1396 1397 static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm) 1398 { 1399 u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN | 1400 FW_PHY_CFG_RX_CHAIN); 1401 u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm); 1402 u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm); 1403 1404 phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS | 1405 valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS; 1406 1407 return mvm->fw->phy_config & phy_config; 1408 } 1409 1410 int iwl_mvm_up(struct iwl_mvm *mvm); 1411 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm); 1412 1413 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm); 1414 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm, 1415 struct iwl_bcast_filter_cmd *cmd); 1416 1417 /* 1418 * FW notifications / CMD responses handlers 1419 * Convention: iwl_mvm_rx_<NAME OF THE CMD> 1420 */ 1421 void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1422 void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi, 1423 struct iwl_rx_cmd_buffer *rxb); 1424 void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi, 1425 struct iwl_rx_cmd_buffer *rxb, int queue); 1426 void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi, 1427 struct iwl_rx_cmd_buffer *rxb, int queue); 1428 int iwl_mvm_notify_rx_queue(struct iwl_mvm *mvm, u32 rxq_mask, 1429 const u8 *data, u32 count); 1430 void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, 1431 int queue); 1432 void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1433 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm, 1434 struct iwl_rx_cmd_buffer *rxb); 1435 void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1436 void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm, 1437 struct iwl_rx_cmd_buffer *rxb); 1438 void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1439 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm, 1440 struct iwl_rx_cmd_buffer *rxb); 1441 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm, 1442 struct iwl_rx_cmd_buffer *rxb); 1443 void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm, 1444 struct iwl_rx_cmd_buffer *rxb); 1445 1446 /* MVM PHY */ 1447 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, 1448 struct cfg80211_chan_def *chandef, 1449 u8 chains_static, u8 chains_dynamic); 1450 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, 1451 struct cfg80211_chan_def *chandef, 1452 u8 chains_static, u8 chains_dynamic); 1453 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm, 1454 struct iwl_mvm_phy_ctxt *ctxt); 1455 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm, 1456 struct iwl_mvm_phy_ctxt *ctxt); 1457 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm); 1458 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef); 1459 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef); 1460 1461 /* MAC (virtual interface) programming */ 1462 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1463 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1464 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1465 bool force_assoc_off, const u8 *bssid_override); 1466 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1467 u32 iwl_mvm_mac_get_queues_mask(struct ieee80211_vif *vif); 1468 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm, 1469 struct ieee80211_vif *vif); 1470 void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm, 1471 struct iwl_rx_cmd_buffer *rxb); 1472 void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm, 1473 struct iwl_rx_cmd_buffer *rxb); 1474 void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm, 1475 struct iwl_rx_cmd_buffer *rxb); 1476 void iwl_mvm_mu_mimo_grp_notif(struct iwl_mvm *mvm, 1477 struct iwl_rx_cmd_buffer *rxb); 1478 void iwl_mvm_sta_pm_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1479 void iwl_mvm_window_status_notif(struct iwl_mvm *mvm, 1480 struct iwl_rx_cmd_buffer *rxb); 1481 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm, 1482 struct ieee80211_vif *vif); 1483 unsigned long iwl_mvm_get_used_hw_queues(struct iwl_mvm *mvm, 1484 struct ieee80211_vif *exclude_vif); 1485 void iwl_mvm_channel_switch_noa_notif(struct iwl_mvm *mvm, 1486 struct iwl_rx_cmd_buffer *rxb); 1487 /* Bindings */ 1488 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1489 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1490 1491 /* Quota management */ 1492 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload, 1493 struct ieee80211_vif *disabled_vif); 1494 1495 /* Scanning */ 1496 int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1497 struct cfg80211_scan_request *req, 1498 struct ieee80211_scan_ies *ies); 1499 int iwl_mvm_scan_size(struct iwl_mvm *mvm); 1500 int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify); 1501 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm); 1502 void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm); 1503 void iwl_mvm_scan_timeout_wk(struct work_struct *work); 1504 1505 /* Scheduled scan */ 1506 void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm, 1507 struct iwl_rx_cmd_buffer *rxb); 1508 void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm, 1509 struct iwl_rx_cmd_buffer *rxb); 1510 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm, 1511 struct ieee80211_vif *vif, 1512 struct cfg80211_sched_scan_request *req, 1513 struct ieee80211_scan_ies *ies, 1514 int type); 1515 void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm, 1516 struct iwl_rx_cmd_buffer *rxb); 1517 1518 /* UMAC scan */ 1519 int iwl_mvm_config_scan(struct iwl_mvm *mvm); 1520 void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm, 1521 struct iwl_rx_cmd_buffer *rxb); 1522 void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm, 1523 struct iwl_rx_cmd_buffer *rxb); 1524 1525 /* MVM debugfs */ 1526 #ifdef CONFIG_IWLWIFI_DEBUGFS 1527 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir); 1528 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1529 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1530 #else 1531 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, 1532 struct dentry *dbgfs_dir) 1533 { 1534 return 0; 1535 } 1536 static inline void 1537 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif) 1538 { 1539 } 1540 static inline void 1541 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif) 1542 { 1543 } 1544 #endif /* CONFIG_IWLWIFI_DEBUGFS */ 1545 1546 /* rate scaling */ 1547 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init); 1548 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg); 1549 int rs_pretty_print_rate(char *buf, const u32 rate); 1550 void rs_update_last_rssi(struct iwl_mvm *mvm, 1551 struct iwl_lq_sta *lq_sta, 1552 struct ieee80211_rx_status *rx_status); 1553 1554 /* power management */ 1555 int iwl_mvm_power_update_device(struct iwl_mvm *mvm); 1556 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm); 1557 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm); 1558 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1559 char *buf, int bufsz); 1560 1561 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1562 void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm, 1563 struct iwl_rx_cmd_buffer *rxb); 1564 1565 #ifdef CONFIG_IWLWIFI_LEDS 1566 int iwl_mvm_leds_init(struct iwl_mvm *mvm); 1567 void iwl_mvm_leds_exit(struct iwl_mvm *mvm); 1568 void iwl_mvm_leds_sync(struct iwl_mvm *mvm); 1569 #else 1570 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm) 1571 { 1572 return 0; 1573 } 1574 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm) 1575 { 1576 } 1577 static inline void iwl_mvm_leds_sync(struct iwl_mvm *mvm) 1578 { 1579 } 1580 #endif 1581 1582 /* D3 (WoWLAN, NetDetect) */ 1583 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan); 1584 int iwl_mvm_resume(struct ieee80211_hw *hw); 1585 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled); 1586 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw, 1587 struct ieee80211_vif *vif, 1588 struct cfg80211_gtk_rekey_data *data); 1589 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw, 1590 struct ieee80211_vif *vif, 1591 struct inet6_dev *idev); 1592 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw, 1593 struct ieee80211_vif *vif, int idx); 1594 extern const struct file_operations iwl_dbgfs_d3_test_ops; 1595 #ifdef CONFIG_PM 1596 int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm, 1597 struct ieee80211_vif *vif, 1598 bool host_awake, 1599 u32 cmd_flags); 1600 void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm, 1601 struct ieee80211_vif *vif, 1602 struct iwl_wowlan_status *status); 1603 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, 1604 struct ieee80211_vif *vif); 1605 #else 1606 static inline int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm, 1607 struct ieee80211_vif *vif, 1608 bool host_awake, 1609 u32 cmd_flags) 1610 { 1611 return 0; 1612 } 1613 1614 static inline void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm, 1615 struct ieee80211_vif *vif, 1616 struct iwl_wowlan_status *status) 1617 { 1618 } 1619 1620 static inline void 1621 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif) 1622 { 1623 } 1624 #endif 1625 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta, 1626 struct iwl_wowlan_config_cmd *cmd); 1627 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm, 1628 struct ieee80211_vif *vif, 1629 bool disable_offloading, 1630 bool offload_ns, 1631 u32 cmd_flags); 1632 1633 /* D0i3 */ 1634 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); 1635 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); 1636 int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); 1637 bool iwl_mvm_ref_taken(struct iwl_mvm *mvm); 1638 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq); 1639 int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode); 1640 int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode); 1641 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm); 1642 1643 /* BT Coex */ 1644 int iwl_mvm_send_bt_init_conf(struct iwl_mvm *mvm); 1645 void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm, 1646 struct iwl_rx_cmd_buffer *rxb); 1647 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1648 enum ieee80211_rssi_event_data); 1649 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm); 1650 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm, 1651 struct ieee80211_sta *sta); 1652 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm, 1653 struct ieee80211_sta *sta); 1654 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant); 1655 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm); 1656 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm, 1657 enum nl80211_band band); 1658 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr, 1659 struct ieee80211_tx_info *info, u8 ac); 1660 1661 /* beacon filtering */ 1662 #ifdef CONFIG_IWLWIFI_DEBUGFS 1663 void 1664 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif, 1665 struct iwl_beacon_filter_cmd *cmd); 1666 #else 1667 static inline void 1668 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif, 1669 struct iwl_beacon_filter_cmd *cmd) 1670 {} 1671 #endif 1672 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm, 1673 struct ieee80211_vif *vif, 1674 bool enable, u32 flags); 1675 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm, 1676 struct ieee80211_vif *vif, 1677 u32 flags); 1678 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm, 1679 struct ieee80211_vif *vif, 1680 u32 flags); 1681 /* SMPS */ 1682 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1683 enum iwl_mvm_smps_type_request req_type, 1684 enum ieee80211_smps_mode smps_request); 1685 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm); 1686 1687 /* Low latency */ 1688 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1689 bool value); 1690 /* get SystemLowLatencyMode - only needed for beacon threshold? */ 1691 bool iwl_mvm_low_latency(struct iwl_mvm *mvm); 1692 /* get VMACLowLatencyMode */ 1693 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif) 1694 { 1695 /* 1696 * should this consider associated/active/... state? 1697 * 1698 * Normally low-latency should only be active on interfaces 1699 * that are active, but at least with debugfs it can also be 1700 * enabled on interfaces that aren't active. However, when 1701 * interface aren't active then they aren't added into the 1702 * binding, so this has no real impact. For now, just return 1703 * the current desired low-latency state. 1704 */ 1705 return mvmvif->low_latency_dbgfs || 1706 mvmvif->low_latency_traffic || 1707 mvmvif->low_latency_vcmd; 1708 } 1709 1710 /* hw scheduler queue config */ 1711 bool iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue, 1712 u16 ssn, const struct iwl_trans_txq_scd_cfg *cfg, 1713 unsigned int wdg_timeout); 1714 int iwl_mvm_tvqm_enable_txq(struct iwl_mvm *mvm, int mac80211_queue, 1715 u8 sta_id, u8 tid, unsigned int timeout); 1716 1717 int iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue, 1718 u8 tid, u8 flags); 1719 int iwl_mvm_find_free_queue(struct iwl_mvm *mvm, u8 sta_id, u8 minq, u8 maxq); 1720 1721 /* Return a bitmask with all the hw supported queues, except for the 1722 * command queue, which can't be flushed. 1723 */ 1724 static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm) 1725 { 1726 return ((BIT(mvm->cfg->base_params->num_of_queues) - 1) & 1727 ~BIT(IWL_MVM_DQA_CMD_QUEUE)); 1728 } 1729 1730 static inline void iwl_mvm_stop_device(struct iwl_mvm *mvm) 1731 { 1732 iwl_free_fw_paging(&mvm->fwrt); 1733 clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status); 1734 iwl_fw_dump_conf_clear(&mvm->fwrt); 1735 iwl_trans_stop_device(mvm->trans); 1736 } 1737 1738 /* Stop/start all mac queues in a given bitmap */ 1739 void iwl_mvm_start_mac_queues(struct iwl_mvm *mvm, unsigned long mq); 1740 void iwl_mvm_stop_mac_queues(struct iwl_mvm *mvm, unsigned long mq); 1741 1742 /* Re-configure the SCD for a queue that has already been configured */ 1743 int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id, 1744 int tid, int frame_limit, u16 ssn); 1745 1746 /* Thermal management and CT-kill */ 1747 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff); 1748 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp); 1749 void iwl_mvm_temp_notif(struct iwl_mvm *mvm, 1750 struct iwl_rx_cmd_buffer *rxb); 1751 void iwl_mvm_tt_handler(struct iwl_mvm *mvm); 1752 void iwl_mvm_thermal_initialize(struct iwl_mvm *mvm, u32 min_backoff); 1753 void iwl_mvm_thermal_exit(struct iwl_mvm *mvm); 1754 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state); 1755 int iwl_mvm_get_temp(struct iwl_mvm *mvm, s32 *temp); 1756 void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1757 void iwl_mvm_enter_ctkill(struct iwl_mvm *mvm); 1758 int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm *mvm); 1759 int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 budget); 1760 1761 /* Location Aware Regulatory */ 1762 struct iwl_mcc_update_resp * 1763 iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2, 1764 enum iwl_mcc_source src_id); 1765 int iwl_mvm_init_mcc(struct iwl_mvm *mvm); 1766 void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm, 1767 struct iwl_rx_cmd_buffer *rxb); 1768 struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy, 1769 const char *alpha2, 1770 enum iwl_mcc_source src_id, 1771 bool *changed); 1772 struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm, 1773 bool *changed); 1774 int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm); 1775 void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm); 1776 1777 /* smart fifo */ 1778 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1779 bool added_vif); 1780 1781 /* TDLS */ 1782 1783 /* 1784 * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present. 1785 * This TID is marked as used vs the AP and all connected TDLS peers. 1786 */ 1787 #define IWL_MVM_TDLS_FW_TID 4 1788 1789 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1790 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm); 1791 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1792 bool sta_added); 1793 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw, 1794 struct ieee80211_vif *vif); 1795 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw, 1796 struct ieee80211_vif *vif, 1797 struct ieee80211_sta *sta, u8 oper_class, 1798 struct cfg80211_chan_def *chandef, 1799 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie); 1800 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw, 1801 struct ieee80211_vif *vif, 1802 struct ieee80211_tdls_ch_sw_params *params); 1803 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw, 1804 struct ieee80211_vif *vif, 1805 struct ieee80211_sta *sta); 1806 void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1807 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work); 1808 1809 void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm, 1810 struct iwl_mvm_internal_rxq_notif *notif, 1811 u32 size); 1812 void iwl_mvm_reorder_timer_expired(unsigned long data); 1813 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm); 1814 bool iwl_mvm_is_vif_assoc(struct iwl_mvm *mvm); 1815 1816 void iwl_mvm_inactivity_check(struct iwl_mvm *mvm); 1817 1818 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error); 1819 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm, 1820 struct ieee80211_vif *vif, 1821 bool tdls, bool cmd_q); 1822 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1823 const char *errmsg); 1824 1825 /* Link Quality Measurement */ 1826 int iwl_mvm_send_lqm_cmd(struct ieee80211_vif *vif, 1827 enum iwl_lqm_cmd_operatrions operation, 1828 u32 duration, u32 timeout); 1829 bool iwl_mvm_lqm_active(struct iwl_mvm *mvm); 1830 1831 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b); 1832 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm); 1833 1834 #endif /* __IWL_MVM_H__ */ 1835