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 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 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 "iwl-notif-wait.h" 83 #include "iwl-eeprom-parse.h" 84 #include "iwl-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 91 #define IWL_MVM_MAX_ADDRESSES 5 92 /* RSSI offset for WkP */ 93 #define IWL_RSSI_OFFSET 50 94 #define IWL_MVM_MISSED_BEACONS_THRESHOLD 8 95 /* A TimeUnit is 1024 microsecond */ 96 #define MSEC_TO_TU(_msec) (_msec*1000/1024) 97 98 /* For GO, this value represents the number of TUs before CSA "beacon 99 * 0" TBTT when the CSA time-event needs to be scheduled to start. It 100 * must be big enough to ensure that we switch in time. 101 */ 102 #define IWL_MVM_CHANNEL_SWITCH_TIME_GO 40 103 104 /* For client, this value represents the number of TUs before CSA 105 * "beacon 1" TBTT, instead. This is because we don't know when the 106 * GO/AP will be in the new channel, so we switch early enough. 107 */ 108 #define IWL_MVM_CHANNEL_SWITCH_TIME_CLIENT 10 109 110 /* 111 * This value (in TUs) is used to fine tune the CSA NoA end time which should 112 * be just before "beacon 0" TBTT. 113 */ 114 #define IWL_MVM_CHANNEL_SWITCH_MARGIN 4 115 116 /* 117 * Number of beacons to transmit on a new channel until we unblock tx to 118 * the stations, even if we didn't identify them on a new channel 119 */ 120 #define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3 121 122 extern const struct ieee80211_ops iwl_mvm_hw_ops; 123 124 /** 125 * struct iwl_mvm_mod_params - module parameters for iwlmvm 126 * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted. 127 * We will register to mac80211 to have testmode working. The NIC must not 128 * be up'ed after the INIT fw asserted. This is useful to be able to use 129 * proprietary tools over testmode to debug the INIT fw. 130 * @tfd_q_hang_detect: enabled the detection of hung transmit queues 131 * @power_scheme: one of enum iwl_power_scheme 132 */ 133 struct iwl_mvm_mod_params { 134 bool init_dbg; 135 bool tfd_q_hang_detect; 136 int power_scheme; 137 }; 138 extern struct iwl_mvm_mod_params iwlmvm_mod_params; 139 140 /** 141 * struct iwl_mvm_dump_ptrs - set of pointers needed for the fw-error-dump 142 * 143 * @op_mode_ptr: pointer to the buffer coming from the mvm op_mode 144 * @trans_ptr: pointer to struct %iwl_trans_dump_data which contains the 145 * transport's data. 146 * @trans_len: length of the valid data in trans_ptr 147 * @op_mode_len: length of the valid data in op_mode_ptr 148 */ 149 struct iwl_mvm_dump_ptrs { 150 struct iwl_trans_dump_data *trans_ptr; 151 void *op_mode_ptr; 152 u32 op_mode_len; 153 }; 154 155 /** 156 * struct iwl_mvm_dump_desc - describes the dump 157 * @len: length of trig_desc->data 158 * @trig_desc: the description of the dump 159 */ 160 struct iwl_mvm_dump_desc { 161 size_t len; 162 /* must be last */ 163 struct iwl_fw_error_dump_trigger_desc trig_desc; 164 }; 165 166 extern const struct iwl_mvm_dump_desc iwl_mvm_dump_desc_assert; 167 168 struct iwl_mvm_phy_ctxt { 169 u16 id; 170 u16 color; 171 u32 ref; 172 173 /* 174 * TODO: This should probably be removed. Currently here only for rate 175 * scaling algorithm 176 */ 177 struct ieee80211_channel *channel; 178 }; 179 180 struct iwl_mvm_time_event_data { 181 struct ieee80211_vif *vif; 182 struct list_head list; 183 unsigned long end_jiffies; 184 u32 duration; 185 bool running; 186 u32 uid; 187 188 /* 189 * The access to the 'id' field must be done when the 190 * mvm->time_event_lock is held, as it value is used to indicate 191 * if the te is in the time event list or not (when id == TE_MAX) 192 */ 193 u32 id; 194 }; 195 196 /* Power management */ 197 198 /** 199 * enum iwl_power_scheme 200 * @IWL_POWER_LEVEL_CAM - Continuously Active Mode 201 * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default) 202 * @IWL_POWER_LEVEL_LP - Low Power 203 */ 204 enum iwl_power_scheme { 205 IWL_POWER_SCHEME_CAM = 1, 206 IWL_POWER_SCHEME_BPS, 207 IWL_POWER_SCHEME_LP 208 }; 209 210 #define IWL_CONN_MAX_LISTEN_INTERVAL 10 211 #define IWL_UAPSD_MAX_SP IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 212 213 #ifdef CONFIG_IWLWIFI_DEBUGFS 214 enum iwl_dbgfs_pm_mask { 215 MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0), 216 MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1), 217 MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2), 218 MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3), 219 MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4), 220 MVM_DEBUGFS_PM_LPRX_ENA = BIT(6), 221 MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7), 222 MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8), 223 MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9), 224 MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10), 225 }; 226 227 struct iwl_dbgfs_pm { 228 u16 keep_alive_seconds; 229 u32 rx_data_timeout; 230 u32 tx_data_timeout; 231 bool skip_over_dtim; 232 u8 skip_dtim_periods; 233 bool lprx_ena; 234 u32 lprx_rssi_threshold; 235 bool snooze_ena; 236 bool uapsd_misbehaving; 237 bool use_ps_poll; 238 int mask; 239 }; 240 241 /* beacon filtering */ 242 243 enum iwl_dbgfs_bf_mask { 244 MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0), 245 MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1), 246 MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2), 247 MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3), 248 MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4), 249 MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5), 250 MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6), 251 MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7), 252 MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8), 253 MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9), 254 MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10), 255 }; 256 257 struct iwl_dbgfs_bf { 258 u32 bf_energy_delta; 259 u32 bf_roaming_energy_delta; 260 u32 bf_roaming_state; 261 u32 bf_temp_threshold; 262 u32 bf_temp_fast_filter; 263 u32 bf_temp_slow_filter; 264 u32 bf_enable_beacon_filter; 265 u32 bf_debug_flag; 266 u32 bf_escape_timer; 267 u32 ba_escape_timer; 268 u32 ba_enable_beacon_abort; 269 int mask; 270 }; 271 #endif 272 273 enum iwl_mvm_smps_type_request { 274 IWL_MVM_SMPS_REQ_BT_COEX, 275 IWL_MVM_SMPS_REQ_TT, 276 IWL_MVM_SMPS_REQ_PROT, 277 NUM_IWL_MVM_SMPS_REQ, 278 }; 279 280 enum iwl_mvm_ref_type { 281 IWL_MVM_REF_UCODE_DOWN, 282 IWL_MVM_REF_SCAN, 283 IWL_MVM_REF_ROC, 284 IWL_MVM_REF_ROC_AUX, 285 IWL_MVM_REF_P2P_CLIENT, 286 IWL_MVM_REF_AP_IBSS, 287 IWL_MVM_REF_USER, 288 IWL_MVM_REF_TX, 289 IWL_MVM_REF_TX_AGG, 290 IWL_MVM_REF_ADD_IF, 291 IWL_MVM_REF_START_AP, 292 IWL_MVM_REF_BSS_CHANGED, 293 IWL_MVM_REF_PREPARE_TX, 294 IWL_MVM_REF_PROTECT_TDLS, 295 IWL_MVM_REF_CHECK_CTKILL, 296 IWL_MVM_REF_PRPH_READ, 297 IWL_MVM_REF_PRPH_WRITE, 298 IWL_MVM_REF_NMI, 299 IWL_MVM_REF_TM_CMD, 300 IWL_MVM_REF_EXIT_WORK, 301 IWL_MVM_REF_PROTECT_CSA, 302 IWL_MVM_REF_FW_DBG_COLLECT, 303 IWL_MVM_REF_INIT_UCODE, 304 IWL_MVM_REF_SENDING_CMD, 305 IWL_MVM_REF_RX, 306 307 /* update debugfs.c when changing this */ 308 309 IWL_MVM_REF_COUNT, 310 }; 311 312 enum iwl_bt_force_ant_mode { 313 BT_FORCE_ANT_DIS = 0, 314 BT_FORCE_ANT_AUTO, 315 BT_FORCE_ANT_BT, 316 BT_FORCE_ANT_WIFI, 317 318 BT_FORCE_ANT_MAX, 319 }; 320 321 /** 322 * struct iwl_mvm_vif_bf_data - beacon filtering related data 323 * @bf_enabled: indicates if beacon filtering is enabled 324 * @ba_enabled: indicated if beacon abort is enabled 325 * @ave_beacon_signal: average beacon signal 326 * @last_cqm_event: rssi of the last cqm event 327 * @bt_coex_min_thold: minimum threshold for BT coex 328 * @bt_coex_max_thold: maximum threshold for BT coex 329 * @last_bt_coex_event: rssi of the last BT coex event 330 */ 331 struct iwl_mvm_vif_bf_data { 332 bool bf_enabled; 333 bool ba_enabled; 334 int ave_beacon_signal; 335 int last_cqm_event; 336 int bt_coex_min_thold; 337 int bt_coex_max_thold; 338 int last_bt_coex_event; 339 }; 340 341 /** 342 * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context 343 * @id: between 0 and 3 344 * @color: to solve races upon MAC addition and removal 345 * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA 346 * @bssid: BSSID for this (client) interface 347 * @associated: indicates that we're currently associated, used only for 348 * managing the firmware state in iwl_mvm_bss_info_changed_station() 349 * @ap_assoc_sta_count: count of stations associated to us - valid only 350 * if VIF type is AP 351 * @uploaded: indicates the MAC context has been added to the device 352 * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface 353 * should get quota etc. 354 * @pm_enabled - Indicate if MAC power management is allowed 355 * @monitor_active: indicates that monitor context is configured, and that the 356 * interface should get quota etc. 357 * @low_latency_traffic: indicates low latency traffic was detected 358 * @low_latency_dbgfs: low latency mode set from debugfs 359 * @low_latency_vcmd: low latency mode set from vendor command 360 * @ps_disabled: indicates that this interface requires PS to be disabled 361 * @queue_params: QoS params for this MAC 362 * @bcast_sta: station used for broadcast packets. Used by the following 363 * vifs: P2P_DEVICE, GO and AP. 364 * @beacon_skb: the skb used to hold the AP/GO beacon template 365 * @smps_requests: the SMPS requests of different parts of the driver, 366 * combined on update to yield the overall request to mac80211. 367 * @beacon_stats: beacon statistics, containing the # of received beacons, 368 * # of received beacons accumulated over FW restart, and the current 369 * average signal of beacons retrieved from the firmware 370 * @csa_failed: CSA failed to schedule time event, report an error later 371 * @features: hw features active for this vif 372 */ 373 struct iwl_mvm_vif { 374 struct iwl_mvm *mvm; 375 u16 id; 376 u16 color; 377 u8 ap_sta_id; 378 379 u8 bssid[ETH_ALEN]; 380 bool associated; 381 u8 ap_assoc_sta_count; 382 383 bool uploaded; 384 bool ap_ibss_active; 385 bool pm_enabled; 386 bool monitor_active; 387 bool low_latency_traffic, low_latency_dbgfs, low_latency_vcmd; 388 bool ps_disabled; 389 struct iwl_mvm_vif_bf_data bf_data; 390 391 struct { 392 u32 num_beacons, accu_num_beacons; 393 u8 avg_signal; 394 } beacon_stats; 395 396 u32 ap_beacon_time; 397 398 enum iwl_tsf_id tsf_id; 399 400 /* 401 * QoS data from mac80211, need to store this here 402 * as mac80211 has a separate callback but we need 403 * to have the data for the MAC context 404 */ 405 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS]; 406 struct iwl_mvm_time_event_data time_event_data; 407 struct iwl_mvm_time_event_data hs_time_event_data; 408 409 struct iwl_mvm_int_sta bcast_sta; 410 411 /* 412 * Assigned while mac80211 has the interface in a channel context, 413 * or, for P2P Device, while it exists. 414 */ 415 struct iwl_mvm_phy_ctxt *phy_ctxt; 416 417 #ifdef CONFIG_PM 418 /* WoWLAN GTK rekey data */ 419 struct { 420 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN]; 421 __le64 replay_ctr; 422 bool valid; 423 } rekey_data; 424 425 int tx_key_idx; 426 427 bool seqno_valid; 428 u16 seqno; 429 #endif 430 431 #if IS_ENABLED(CONFIG_IPV6) 432 /* IPv6 addresses for WoWLAN */ 433 struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX]; 434 unsigned long tentative_addrs[BITS_TO_LONGS(IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX)]; 435 int num_target_ipv6_addrs; 436 #endif 437 438 #ifdef CONFIG_IWLWIFI_DEBUGFS 439 struct dentry *dbgfs_dir; 440 struct dentry *dbgfs_slink; 441 struct iwl_dbgfs_pm dbgfs_pm; 442 struct iwl_dbgfs_bf dbgfs_bf; 443 struct iwl_mac_power_cmd mac_pwr_cmd; 444 int dbgfs_quota_min; 445 #endif 446 447 enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ]; 448 449 /* FW identified misbehaving AP */ 450 u8 uapsd_misbehaving_bssid[ETH_ALEN]; 451 452 /* Indicates that CSA countdown may be started */ 453 bool csa_countdown; 454 bool csa_failed; 455 u16 csa_target_freq; 456 457 /* TCP Checksum Offload */ 458 netdev_features_t features; 459 460 /* 461 * link quality measurement - used to check whether this interface 462 * is in the middle of a link quality measurement 463 */ 464 bool lqm_active; 465 }; 466 467 static inline struct iwl_mvm_vif * 468 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif) 469 { 470 if (!vif) 471 return NULL; 472 return (void *)vif->drv_priv; 473 } 474 475 extern const u8 tid_to_mac80211_ac[]; 476 477 #define IWL_MVM_SCAN_STOPPING_SHIFT 8 478 479 enum iwl_scan_status { 480 IWL_MVM_SCAN_REGULAR = BIT(0), 481 IWL_MVM_SCAN_SCHED = BIT(1), 482 IWL_MVM_SCAN_NETDETECT = BIT(2), 483 484 IWL_MVM_SCAN_STOPPING_REGULAR = BIT(8), 485 IWL_MVM_SCAN_STOPPING_SCHED = BIT(9), 486 IWL_MVM_SCAN_STOPPING_NETDETECT = BIT(10), 487 488 IWL_MVM_SCAN_REGULAR_MASK = IWL_MVM_SCAN_REGULAR | 489 IWL_MVM_SCAN_STOPPING_REGULAR, 490 IWL_MVM_SCAN_SCHED_MASK = IWL_MVM_SCAN_SCHED | 491 IWL_MVM_SCAN_STOPPING_SCHED, 492 IWL_MVM_SCAN_NETDETECT_MASK = IWL_MVM_SCAN_NETDETECT | 493 IWL_MVM_SCAN_STOPPING_NETDETECT, 494 495 IWL_MVM_SCAN_STOPPING_MASK = 0xff << IWL_MVM_SCAN_STOPPING_SHIFT, 496 IWL_MVM_SCAN_MASK = 0xff, 497 }; 498 499 enum iwl_mvm_scan_type { 500 IWL_SCAN_TYPE_NOT_SET, 501 IWL_SCAN_TYPE_UNASSOC, 502 IWL_SCAN_TYPE_WILD, 503 IWL_SCAN_TYPE_MILD, 504 IWL_SCAN_TYPE_FRAGMENTED, 505 }; 506 507 enum iwl_mvm_sched_scan_pass_all_states { 508 SCHED_SCAN_PASS_ALL_DISABLED, 509 SCHED_SCAN_PASS_ALL_ENABLED, 510 SCHED_SCAN_PASS_ALL_FOUND, 511 }; 512 513 /** 514 * struct iwl_nvm_section - describes an NVM section in memory. 515 * 516 * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD, 517 * and saved for later use by the driver. Not all NVM sections are saved 518 * this way, only the needed ones. 519 */ 520 struct iwl_nvm_section { 521 u16 length; 522 const u8 *data; 523 }; 524 525 /** 526 * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure 527 * @ct_kill_exit: worker to exit thermal kill 528 * @dynamic_smps: Is thermal throttling enabled dynamic_smps? 529 * @tx_backoff: The current thremal throttling tx backoff in uSec. 530 * @min_backoff: The minimal tx backoff due to power restrictions 531 * @params: Parameters to configure the thermal throttling algorithm. 532 * @throttle: Is thermal throttling is active? 533 */ 534 struct iwl_mvm_tt_mgmt { 535 struct delayed_work ct_kill_exit; 536 bool dynamic_smps; 537 u32 tx_backoff; 538 u32 min_backoff; 539 struct iwl_tt_params params; 540 bool throttle; 541 }; 542 543 #ifdef CONFIG_THERMAL 544 /** 545 *struct iwl_mvm_thermal_device - thermal zone related data 546 * @temp_trips: temperature thresholds for report 547 * @fw_trips_index: keep indexes to original array - temp_trips 548 * @tzone: thermal zone device data 549 */ 550 struct iwl_mvm_thermal_device { 551 s16 temp_trips[IWL_MAX_DTS_TRIPS]; 552 u8 fw_trips_index[IWL_MAX_DTS_TRIPS]; 553 struct thermal_zone_device *tzone; 554 }; 555 556 /* 557 * struct iwl_mvm_cooling_device 558 * @cur_state: current state 559 * @cdev: struct thermal cooling device 560 */ 561 struct iwl_mvm_cooling_device { 562 u32 cur_state; 563 struct thermal_cooling_device *cdev; 564 }; 565 #endif 566 567 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8 568 569 struct iwl_mvm_frame_stats { 570 u32 legacy_frames; 571 u32 ht_frames; 572 u32 vht_frames; 573 u32 bw_20_frames; 574 u32 bw_40_frames; 575 u32 bw_80_frames; 576 u32 bw_160_frames; 577 u32 sgi_frames; 578 u32 ngi_frames; 579 u32 siso_frames; 580 u32 mimo2_frames; 581 u32 agg_frames; 582 u32 ampdu_count; 583 u32 success_frames; 584 u32 fail_frames; 585 u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES]; 586 int last_frame_idx; 587 }; 588 589 enum { 590 D0I3_DEFER_WAKEUP, 591 D0I3_PENDING_WAKEUP, 592 }; 593 594 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff 595 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100 596 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200 597 598 enum iwl_mvm_tdls_cs_state { 599 IWL_MVM_TDLS_SW_IDLE = 0, 600 IWL_MVM_TDLS_SW_REQ_SENT, 601 IWL_MVM_TDLS_SW_RESP_RCVD, 602 IWL_MVM_TDLS_SW_REQ_RCVD, 603 IWL_MVM_TDLS_SW_ACTIVE, 604 }; 605 606 struct iwl_mvm_shared_mem_cfg { 607 int num_txfifo_entries; 608 u32 txfifo_size[TX_FIFO_MAX_NUM]; 609 u32 rxfifo_size[RX_FIFO_MAX_NUM]; 610 u32 internal_txfifo_addr; 611 u32 internal_txfifo_size[TX_FIFO_INTERNAL_MAX_NUM]; 612 }; 613 614 /** 615 * struct iwl_mvm_reorder_buffer - per ra/tid/queue reorder buffer 616 * @head_sn: reorder window head sn 617 * @num_stored: number of mpdus stored in the buffer 618 * @buf_size: the reorder buffer size as set by the last addba request 619 * @sta_id: sta id of this reorder buffer 620 * @queue: queue of this reorder buffer 621 * @last_amsdu: track last ASMDU SN for duplication detection 622 * @last_sub_index: track ASMDU sub frame index for duplication detection 623 * @entries: list of skbs stored 624 * @reorder_time: time the packet was stored in the reorder buffer 625 * @reorder_timer: timer for frames are in the reorder buffer. For AMSDU 626 * it is the time of last received sub-frame 627 * @removed: prevent timer re-arming 628 * @lock: protect reorder buffer internal state 629 * @mvm: mvm pointer, needed for frame timer context 630 */ 631 struct iwl_mvm_reorder_buffer { 632 u16 head_sn; 633 u16 num_stored; 634 u8 buf_size; 635 u8 sta_id; 636 int queue; 637 u16 last_amsdu; 638 u8 last_sub_index; 639 struct sk_buff_head entries[IEEE80211_MAX_AMPDU_BUF]; 640 unsigned long reorder_time[IEEE80211_MAX_AMPDU_BUF]; 641 struct timer_list reorder_timer; 642 bool removed; 643 spinlock_t lock; 644 struct iwl_mvm *mvm; 645 } ____cacheline_aligned_in_smp; 646 647 /** 648 * struct iwl_mvm_baid_data - BA session data 649 * @sta_id: station id 650 * @tid: tid of the session 651 * @baid baid of the session 652 * @timeout: the timeout set in the addba request 653 * @last_rx: last rx jiffies, updated only if timeout passed from last update 654 * @session_timer: timer to check if BA session expired, runs at 2 * timeout 655 * @mvm: mvm pointer, needed for timer context 656 * @reorder_buf: reorder buffer, allocated per queue 657 */ 658 struct iwl_mvm_baid_data { 659 struct rcu_head rcu_head; 660 u8 sta_id; 661 u8 tid; 662 u8 baid; 663 u16 timeout; 664 unsigned long last_rx; 665 struct timer_list session_timer; 666 struct iwl_mvm *mvm; 667 struct iwl_mvm_reorder_buffer reorder_buf[]; 668 }; 669 670 /* 671 * enum iwl_mvm_queue_status - queue status 672 * @IWL_MVM_QUEUE_FREE: the queue is not allocated nor reserved 673 * Basically, this means that this queue can be used for any purpose 674 * @IWL_MVM_QUEUE_RESERVED: queue is reserved but not yet in use 675 * This is the state of a queue that has been dedicated for some RATID 676 * (agg'd or not), but that hasn't yet gone through the actual enablement 677 * of iwl_mvm_enable_txq(), and therefore no traffic can go through it yet. 678 * Note that in this state there is no requirement to already know what TID 679 * should be used with this queue, it is just marked as a queue that will 680 * be used, and shouldn't be allocated to anyone else. 681 * @IWL_MVM_QUEUE_READY: queue is ready to be used 682 * This is the state of a queue that has been fully configured (including 683 * SCD pointers, etc), has a specific RA/TID assigned to it, and can be 684 * used to send traffic. 685 * @IWL_MVM_QUEUE_SHARED: queue is shared, or in a process of becoming shared 686 * This is a state in which a single queue serves more than one TID, all of 687 * which are not aggregated. Note that the queue is only associated to one 688 * RA. 689 * @IWL_MVM_QUEUE_INACTIVE: queue is allocated but no traffic on it 690 * This is a state of a queue that has had traffic on it, but during the 691 * last %IWL_MVM_DQA_QUEUE_TIMEOUT time period there has been no traffic on 692 * it. In this state, when a new queue is needed to be allocated but no 693 * such free queue exists, an inactive queue might be freed and given to 694 * the new RA/TID. 695 * @IWL_MVM_QUEUE_RECONFIGURING: queue is being reconfigured 696 * This is the state of a queue that has had traffic pass through it, but 697 * needs to be reconfigured for some reason, e.g. the queue needs to 698 * become unshared and aggregations re-enabled on. 699 */ 700 enum iwl_mvm_queue_status { 701 IWL_MVM_QUEUE_FREE, 702 IWL_MVM_QUEUE_RESERVED, 703 IWL_MVM_QUEUE_READY, 704 IWL_MVM_QUEUE_SHARED, 705 IWL_MVM_QUEUE_INACTIVE, 706 IWL_MVM_QUEUE_RECONFIGURING, 707 }; 708 709 #define IWL_MVM_DQA_QUEUE_TIMEOUT (5 * HZ) 710 #define IWL_MVM_NUM_CIPHERS 10 711 712 struct iwl_mvm { 713 /* for logger access */ 714 struct device *dev; 715 716 struct iwl_trans *trans; 717 const struct iwl_fw *fw; 718 const struct iwl_cfg *cfg; 719 struct iwl_phy_db *phy_db; 720 struct ieee80211_hw *hw; 721 722 /* for protecting access to iwl_mvm */ 723 struct mutex mutex; 724 struct list_head async_handlers_list; 725 spinlock_t async_handlers_lock; 726 struct work_struct async_handlers_wk; 727 728 struct work_struct roc_done_wk; 729 730 unsigned long status; 731 732 u32 queue_sync_cookie; 733 atomic_t queue_sync_counter; 734 /* 735 * for beacon filtering - 736 * currently only one interface can be supported 737 */ 738 struct iwl_mvm_vif *bf_allowed_vif; 739 740 enum iwl_ucode_type cur_ucode; 741 bool ucode_loaded; 742 bool calibrating; 743 u32 error_event_table; 744 u32 log_event_table; 745 u32 umac_error_event_table; 746 bool support_umac_log; 747 struct iwl_sf_region sf_space; 748 749 u32 ampdu_ref; 750 bool ampdu_toggle; 751 752 struct iwl_notif_wait_data notif_wait; 753 754 struct mvm_statistics_rx rx_stats; 755 756 struct { 757 u64 rx_time; 758 u64 tx_time; 759 u64 on_time_rf; 760 u64 on_time_scan; 761 } radio_stats, accu_radio_stats; 762 763 struct { 764 /* Map to HW queue */ 765 u32 hw_queue_to_mac80211; 766 u8 hw_queue_refcount; 767 u8 ra_sta_id; /* The RA this queue is mapped to, if exists */ 768 bool reserved; /* Is this the TXQ reserved for a STA */ 769 u8 mac80211_ac; /* The mac80211 AC this queue is mapped to */ 770 u8 txq_tid; /* The TID "owner" of this queue*/ 771 u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */ 772 /* Timestamp for inactivation per TID of this queue */ 773 unsigned long last_frame_time[IWL_MAX_TID_COUNT + 1]; 774 enum iwl_mvm_queue_status status; 775 } queue_info[IWL_MAX_HW_QUEUES]; 776 spinlock_t queue_info_lock; /* For syncing queue mgmt operations */ 777 struct work_struct add_stream_wk; /* To add streams to queues */ 778 779 atomic_t mac80211_queue_stop_count[IEEE80211_MAX_QUEUES]; 780 781 const char *nvm_file_name; 782 struct iwl_nvm_data *nvm_data; 783 /* NVM sections */ 784 struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS]; 785 786 /* Paging section */ 787 struct iwl_fw_paging fw_paging_db[NUM_OF_FW_PAGING_BLOCKS]; 788 u16 num_of_paging_blk; 789 u16 num_of_pages_in_last_blk; 790 791 /* EEPROM MAC addresses */ 792 struct mac_address addresses[IWL_MVM_MAX_ADDRESSES]; 793 794 /* data related to data path */ 795 struct iwl_rx_phy_info last_phy_info; 796 struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT]; 797 struct work_struct sta_drained_wk; 798 unsigned long sta_deferred_frames[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)]; 799 unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)]; 800 atomic_t pending_frames[IWL_MVM_STATION_COUNT]; 801 u32 tfd_drained[IWL_MVM_STATION_COUNT]; 802 u8 rx_ba_sessions; 803 804 /* configured by mac80211 */ 805 u32 rts_threshold; 806 807 /* Scan status, cmd (pre-allocated) and auxiliary station */ 808 unsigned int scan_status; 809 void *scan_cmd; 810 struct iwl_mcast_filter_cmd *mcast_filter_cmd; 811 enum iwl_mvm_scan_type scan_type; 812 enum iwl_mvm_sched_scan_pass_all_states sched_scan_pass_all; 813 struct delayed_work scan_timeout_dwork; 814 815 /* max number of simultaneous scans the FW supports */ 816 unsigned int max_scans; 817 818 /* ts of the beginning of a non-collect fw dbg data period */ 819 unsigned long fw_dbg_non_collect_ts_start[FW_DBG_TRIGGER_MAX - 1]; 820 821 /* UMAC scan tracking */ 822 u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS]; 823 824 /* start time of last scan in TSF of the mac that requested the scan */ 825 u64 scan_start; 826 827 /* the vif that requested the current scan */ 828 struct iwl_mvm_vif *scan_vif; 829 830 /* rx chain antennas set through debugfs for the scan command */ 831 u8 scan_rx_ant; 832 833 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING 834 /* broadcast filters to configure for each associated station */ 835 const struct iwl_fw_bcast_filter *bcast_filters; 836 #ifdef CONFIG_IWLWIFI_DEBUGFS 837 struct { 838 bool override; 839 struct iwl_bcast_filter_cmd cmd; 840 } dbgfs_bcast_filtering; 841 #endif 842 #endif 843 844 /* Internal station */ 845 struct iwl_mvm_int_sta aux_sta; 846 struct iwl_mvm_int_sta snif_sta; 847 848 bool last_ebs_successful; 849 850 u8 scan_last_antenna_idx; /* to toggle TX between antennas */ 851 u8 mgmt_last_antenna_idx; 852 853 /* last smart fifo state that was successfully sent to firmware */ 854 enum iwl_sf_state sf_state; 855 856 #ifdef CONFIG_IWLWIFI_DEBUGFS 857 struct dentry *debugfs_dir; 858 u32 dbgfs_sram_offset, dbgfs_sram_len; 859 u32 dbgfs_prph_reg_addr; 860 bool disable_power_off; 861 bool disable_power_off_d3; 862 863 bool scan_iter_notif_enabled; 864 865 struct debugfs_blob_wrapper nvm_hw_blob; 866 struct debugfs_blob_wrapper nvm_sw_blob; 867 struct debugfs_blob_wrapper nvm_calib_blob; 868 struct debugfs_blob_wrapper nvm_prod_blob; 869 struct debugfs_blob_wrapper nvm_phy_sku_blob; 870 871 struct iwl_mvm_frame_stats drv_rx_stats; 872 spinlock_t drv_stats_lock; 873 u16 dbgfs_rx_phyinfo; 874 #endif 875 876 struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX]; 877 878 struct list_head time_event_list; 879 spinlock_t time_event_lock; 880 881 /* 882 * A bitmap indicating the index of the key in use. The firmware 883 * can hold 16 keys at most. Reflect this fact. 884 */ 885 unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)]; 886 u8 fw_key_deleted[STA_KEY_MAX_NUM]; 887 888 /* references taken by the driver and spinlock protecting them */ 889 spinlock_t refs_lock; 890 u8 refs[IWL_MVM_REF_COUNT]; 891 892 u8 vif_count; 893 894 /* -1 for always, 0 for never, >0 for that many times */ 895 s8 restart_fw; 896 u8 fw_dbg_conf; 897 struct delayed_work fw_dump_wk; 898 const struct iwl_mvm_dump_desc *fw_dump_desc; 899 const struct iwl_fw_dbg_trigger_tlv *fw_dump_trig; 900 901 #ifdef CONFIG_IWLWIFI_LEDS 902 struct led_classdev led; 903 #endif 904 905 struct ieee80211_vif *p2p_device_vif; 906 907 #ifdef CONFIG_PM 908 struct wiphy_wowlan_support wowlan; 909 int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen; 910 911 /* sched scan settings for net detect */ 912 struct ieee80211_scan_ies nd_ies; 913 struct cfg80211_match_set *nd_match_sets; 914 int n_nd_match_sets; 915 struct ieee80211_channel **nd_channels; 916 int n_nd_channels; 917 bool net_detect; 918 #ifdef CONFIG_IWLWIFI_DEBUGFS 919 bool d3_wake_sysassert; 920 bool d3_test_active; 921 bool store_d3_resume_sram; 922 void *d3_resume_sram; 923 u32 d3_test_pme_ptr; 924 struct ieee80211_vif *keep_vif; 925 u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */ 926 #endif 927 #endif 928 929 /* d0i3 */ 930 u8 d0i3_ap_sta_id; 931 bool d0i3_offloading; 932 struct work_struct d0i3_exit_work; 933 struct sk_buff_head d0i3_tx; 934 /* protect d0i3_suspend_flags */ 935 struct mutex d0i3_suspend_mutex; 936 unsigned long d0i3_suspend_flags; 937 /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */ 938 spinlock_t d0i3_tx_lock; 939 wait_queue_head_t d0i3_exit_waitq; 940 941 /* BT-Coex */ 942 struct iwl_bt_coex_profile_notif last_bt_notif; 943 struct iwl_bt_coex_ci_cmd last_bt_ci_cmd; 944 945 u32 last_ant_isol; 946 u8 last_corun_lut; 947 u8 bt_tx_prio; 948 enum iwl_bt_force_ant_mode bt_force_ant_mode; 949 950 /* Aux ROC */ 951 struct list_head aux_roc_te_list; 952 953 /* Thermal Throttling and CTkill */ 954 struct iwl_mvm_tt_mgmt thermal_throttle; 955 #ifdef CONFIG_THERMAL 956 struct iwl_mvm_thermal_device tz_device; 957 struct iwl_mvm_cooling_device cooling_dev; 958 #endif 959 960 s32 temperature; /* Celsius */ 961 /* 962 * Debug option to set the NIC temperature. This option makes the 963 * driver think this is the actual NIC temperature, and ignore the 964 * real temperature that is received from the fw 965 */ 966 bool temperature_test; /* Debug test temperature is enabled */ 967 968 struct iwl_time_quota_cmd last_quota_cmd; 969 970 #ifdef CONFIG_NL80211_TESTMODE 971 u32 noa_duration; 972 struct ieee80211_vif *noa_vif; 973 #endif 974 975 /* Tx queues */ 976 u8 aux_queue; 977 u8 first_agg_queue; 978 u8 last_agg_queue; 979 980 /* Indicate if device power save is allowed */ 981 u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */ 982 unsigned int max_amsdu_len; /* used for debugfs only */ 983 984 struct ieee80211_vif __rcu *csa_vif; 985 struct ieee80211_vif __rcu *csa_tx_blocked_vif; 986 u8 csa_tx_block_bcn_timeout; 987 988 /* system time of last beacon (for AP/GO interface) */ 989 u32 ap_last_beacon_gp2; 990 991 bool lar_regdom_set; 992 enum iwl_mcc_source mcc_src; 993 994 /* TDLS channel switch data */ 995 struct { 996 struct delayed_work dwork; 997 enum iwl_mvm_tdls_cs_state state; 998 999 /* 1000 * Current cs sta - might be different from periodic cs peer 1001 * station. Value is meaningless when the cs-state is idle. 1002 */ 1003 u8 cur_sta_id; 1004 1005 /* TDLS periodic channel-switch peer */ 1006 struct { 1007 u8 sta_id; 1008 u8 op_class; 1009 bool initiator; /* are we the link initiator */ 1010 struct cfg80211_chan_def chandef; 1011 struct sk_buff *skb; /* ch sw template */ 1012 u32 ch_sw_tm_ie; 1013 1014 /* timestamp of last ch-sw request sent (GP2 time) */ 1015 u32 sent_timestamp; 1016 } peer; 1017 } tdls_cs; 1018 1019 struct iwl_mvm_shared_mem_cfg shared_mem_cfg; 1020 1021 u32 ciphers[IWL_MVM_NUM_CIPHERS]; 1022 struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS]; 1023 struct iwl_mvm_tof_data tof_data; 1024 1025 struct ieee80211_vif *nan_vif; 1026 #define IWL_MAX_BAID 32 1027 struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID]; 1028 1029 /* 1030 * Drop beacons from other APs in AP mode when there are no connected 1031 * clients. 1032 */ 1033 bool drop_bcn_ap_mode; 1034 1035 struct delayed_work cs_tx_unblock_dwork; 1036 }; 1037 1038 /* Extract MVM priv from op_mode and _hw */ 1039 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \ 1040 ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific) 1041 1042 #define IWL_MAC80211_GET_MVM(_hw) \ 1043 IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv)) 1044 1045 enum iwl_mvm_status { 1046 IWL_MVM_STATUS_HW_RFKILL, 1047 IWL_MVM_STATUS_HW_CTKILL, 1048 IWL_MVM_STATUS_ROC_RUNNING, 1049 IWL_MVM_STATUS_IN_HW_RESTART, 1050 IWL_MVM_STATUS_IN_D0I3, 1051 IWL_MVM_STATUS_ROC_AUX_RUNNING, 1052 IWL_MVM_STATUS_D3_RECONFIG, 1053 IWL_MVM_STATUS_DUMPING_FW_LOG, 1054 }; 1055 1056 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm) 1057 { 1058 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) || 1059 test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status); 1060 } 1061 1062 static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm) 1063 { 1064 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status); 1065 } 1066 1067 /* Must be called with rcu_read_lock() held and it can only be 1068 * released when mvmsta is not needed anymore. 1069 */ 1070 static inline struct iwl_mvm_sta * 1071 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id) 1072 { 1073 struct ieee80211_sta *sta; 1074 1075 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id)) 1076 return NULL; 1077 1078 sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]); 1079 1080 /* This can happen if the station has been removed right now */ 1081 if (IS_ERR_OR_NULL(sta)) 1082 return NULL; 1083 1084 return iwl_mvm_sta_from_mac80211(sta); 1085 } 1086 1087 static inline struct iwl_mvm_sta * 1088 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id) 1089 { 1090 struct ieee80211_sta *sta; 1091 1092 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id)) 1093 return NULL; 1094 1095 sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id], 1096 lockdep_is_held(&mvm->mutex)); 1097 1098 /* This can happen if the station has been removed right now */ 1099 if (IS_ERR_OR_NULL(sta)) 1100 return NULL; 1101 1102 return iwl_mvm_sta_from_mac80211(sta); 1103 } 1104 1105 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm) 1106 { 1107 return !iwlwifi_mod_params.d0i3_disable && 1108 fw_has_capa(&mvm->fw->ucode_capa, 1109 IWL_UCODE_TLV_CAPA_D0I3_SUPPORT); 1110 } 1111 1112 static inline bool iwl_mvm_is_dqa_supported(struct iwl_mvm *mvm) 1113 { 1114 /* Make sure DQA isn't allowed in driver until feature is complete */ 1115 return false && fw_has_capa(&mvm->fw->ucode_capa, 1116 IWL_UCODE_TLV_CAPA_DQA_SUPPORT); 1117 } 1118 1119 static inline bool iwl_mvm_enter_d0i3_on_suspend(struct iwl_mvm *mvm) 1120 { 1121 /* For now we only use this mode to differentiate between 1122 * slave transports, which handle D0i3 entry in suspend by 1123 * themselves in conjunction with runtime PM D0i3. So, this 1124 * function is used to check whether we need to do anything 1125 * when entering suspend or if the transport layer has already 1126 * done it. 1127 */ 1128 return (mvm->trans->system_pm_mode == IWL_PLAT_PM_MODE_D0I3) && 1129 (mvm->trans->runtime_pm_mode != IWL_PLAT_PM_MODE_D0I3); 1130 } 1131 1132 static inline bool iwl_mvm_is_dqa_data_queue(struct iwl_mvm *mvm, u8 queue) 1133 { 1134 return (queue >= IWL_MVM_DQA_MIN_DATA_QUEUE) && 1135 (queue <= IWL_MVM_DQA_MAX_DATA_QUEUE); 1136 } 1137 1138 static inline bool iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm *mvm, u8 queue) 1139 { 1140 return (queue >= IWL_MVM_DQA_MIN_MGMT_QUEUE) && 1141 (queue <= IWL_MVM_DQA_MAX_MGMT_QUEUE); 1142 } 1143 1144 static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm) 1145 { 1146 bool nvm_lar = mvm->nvm_data->lar_enabled; 1147 bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa, 1148 IWL_UCODE_TLV_CAPA_LAR_SUPPORT); 1149 1150 if (iwlwifi_mod_params.lar_disable) 1151 return false; 1152 1153 /* 1154 * Enable LAR only if it is supported by the FW (TLV) && 1155 * enabled in the NVM 1156 */ 1157 if (mvm->cfg->device_family == IWL_DEVICE_FAMILY_8000) 1158 return nvm_lar && tlv_lar; 1159 else 1160 return tlv_lar; 1161 } 1162 1163 static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm) 1164 { 1165 return fw_has_api(&mvm->fw->ucode_capa, 1166 IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) || 1167 fw_has_capa(&mvm->fw->ucode_capa, 1168 IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC); 1169 } 1170 1171 static inline bool iwl_mvm_bt_is_plcr_supported(struct iwl_mvm *mvm) 1172 { 1173 return fw_has_capa(&mvm->fw->ucode_capa, 1174 IWL_UCODE_TLV_CAPA_BT_COEX_PLCR) && 1175 IWL_MVM_BT_COEX_CORUNNING; 1176 } 1177 1178 static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm) 1179 { 1180 return fw_has_capa(&mvm->fw->ucode_capa, 1181 IWL_UCODE_TLV_CAPA_BT_COEX_RRC) && 1182 IWL_MVM_BT_COEX_RRC; 1183 } 1184 1185 static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm) 1186 { 1187 return fw_has_capa(&mvm->fw->ucode_capa, 1188 IWL_UCODE_TLV_CAPA_CSUM_SUPPORT) && 1189 !IWL_MVM_HW_CSUM_DISABLE; 1190 } 1191 1192 static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm) 1193 { 1194 return fw_has_capa(&mvm->fw->ucode_capa, 1195 IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) && 1196 IWL_MVM_BT_COEX_MPLUT; 1197 } 1198 1199 static inline 1200 bool iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm *mvm) 1201 { 1202 return fw_has_capa(&mvm->fw->ucode_capa, 1203 IWL_UCODE_TLV_CAPA_P2P_SCM_UAPSD) && 1204 !(iwlwifi_mod_params.uapsd_disable & 1205 IWL_DISABLE_UAPSD_P2P_CLIENT); 1206 } 1207 1208 static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm) 1209 { 1210 return fw_has_capa(&mvm->fw->ucode_capa, 1211 IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT); 1212 } 1213 1214 static inline bool iwl_mvm_has_new_tx_api(struct iwl_mvm *mvm) 1215 { 1216 /* TODO - replace with TLV once defined */ 1217 return mvm->trans->cfg->use_tfh; 1218 } 1219 1220 static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm) 1221 { 1222 #ifdef CONFIG_THERMAL 1223 /* these two TLV are redundant since the responsibility to CT-kill by 1224 * FW happens only after we send at least one command of 1225 * temperature THs report. 1226 */ 1227 return fw_has_capa(&mvm->fw->ucode_capa, 1228 IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) && 1229 fw_has_capa(&mvm->fw->ucode_capa, 1230 IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT); 1231 #else /* CONFIG_THERMAL */ 1232 return false; 1233 #endif /* CONFIG_THERMAL */ 1234 } 1235 1236 static inline bool iwl_mvm_is_ctdp_supported(struct iwl_mvm *mvm) 1237 { 1238 return fw_has_capa(&mvm->fw->ucode_capa, 1239 IWL_UCODE_TLV_CAPA_CTDP_SUPPORT); 1240 } 1241 1242 extern const u8 iwl_mvm_ac_to_tx_fifo[]; 1243 1244 struct iwl_rate_info { 1245 u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */ 1246 u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */ 1247 u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */ 1248 u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */ 1249 u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */ 1250 }; 1251 1252 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm); 1253 int __iwl_mvm_mac_start(struct iwl_mvm *mvm); 1254 1255 /****************** 1256 * MVM Methods 1257 ******************/ 1258 /* uCode */ 1259 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm); 1260 1261 /* Utils */ 1262 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags, 1263 enum nl80211_band band); 1264 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags, 1265 enum nl80211_band band, 1266 struct ieee80211_tx_rate *r); 1267 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx); 1268 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm); 1269 u8 first_antenna(u8 mask); 1270 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx); 1271 void iwl_mvm_get_sync_time(struct iwl_mvm *mvm, u32 *gp2, u64 *boottime); 1272 1273 /* Tx / Host Commands */ 1274 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm, 1275 struct iwl_host_cmd *cmd); 1276 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id, 1277 u32 flags, u16 len, const void *data); 1278 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm, 1279 struct iwl_host_cmd *cmd, 1280 u32 *status); 1281 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id, 1282 u16 len, const void *data, 1283 u32 *status); 1284 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb, 1285 struct ieee80211_sta *sta); 1286 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb); 1287 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb, 1288 struct iwl_tx_cmd *tx_cmd, 1289 struct ieee80211_tx_info *info, u8 sta_id); 1290 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd, 1291 struct ieee80211_tx_info *info, 1292 struct ieee80211_sta *sta, __le16 fc); 1293 #ifdef CONFIG_IWLWIFI_DEBUG 1294 const char *iwl_mvm_get_tx_fail_reason(u32 status); 1295 #else 1296 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; } 1297 #endif 1298 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, u32 flags); 1299 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm); 1300 1301 static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info, 1302 struct iwl_tx_cmd *tx_cmd) 1303 { 1304 struct ieee80211_key_conf *keyconf = info->control.hw_key; 1305 1306 tx_cmd->sec_ctl = TX_CMD_SEC_CCM; 1307 memcpy(tx_cmd->key, keyconf->key, keyconf->keylen); 1308 } 1309 1310 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm) 1311 { 1312 flush_work(&mvm->async_handlers_wk); 1313 } 1314 1315 /* Statistics */ 1316 void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm, 1317 struct iwl_rx_packet *pkt); 1318 void iwl_mvm_rx_statistics(struct iwl_mvm *mvm, 1319 struct iwl_rx_cmd_buffer *rxb); 1320 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear); 1321 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm); 1322 1323 /* NVM */ 1324 int iwl_nvm_init(struct iwl_mvm *mvm, bool read_nvm_from_nic); 1325 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm); 1326 1327 static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm) 1328 { 1329 return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ? 1330 mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant : 1331 mvm->fw->valid_tx_ant; 1332 } 1333 1334 static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm) 1335 { 1336 return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ? 1337 mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant : 1338 mvm->fw->valid_rx_ant; 1339 } 1340 1341 static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm) 1342 { 1343 u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN | 1344 FW_PHY_CFG_RX_CHAIN); 1345 u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm); 1346 u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm); 1347 1348 phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS | 1349 valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS; 1350 1351 return mvm->fw->phy_config & phy_config; 1352 } 1353 1354 int iwl_mvm_up(struct iwl_mvm *mvm); 1355 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm); 1356 1357 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm); 1358 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm, 1359 struct iwl_bcast_filter_cmd *cmd); 1360 1361 /* 1362 * FW notifications / CMD responses handlers 1363 * Convention: iwl_mvm_rx_<NAME OF THE CMD> 1364 */ 1365 void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1366 void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi, 1367 struct iwl_rx_cmd_buffer *rxb); 1368 void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi, 1369 struct iwl_rx_cmd_buffer *rxb, int queue); 1370 void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi, 1371 struct iwl_rx_cmd_buffer *rxb, int queue); 1372 int iwl_mvm_notify_rx_queue(struct iwl_mvm *mvm, u32 rxq_mask, 1373 const u8 *data, u32 count); 1374 void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, 1375 int queue); 1376 void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1377 void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1378 void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm, 1379 struct iwl_rx_cmd_buffer *rxb); 1380 void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1381 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm, 1382 struct iwl_rx_cmd_buffer *rxb); 1383 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm, 1384 struct iwl_rx_cmd_buffer *rxb); 1385 void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm, 1386 struct iwl_rx_cmd_buffer *rxb); 1387 1388 /* MVM PHY */ 1389 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, 1390 struct cfg80211_chan_def *chandef, 1391 u8 chains_static, u8 chains_dynamic); 1392 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, 1393 struct cfg80211_chan_def *chandef, 1394 u8 chains_static, u8 chains_dynamic); 1395 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm, 1396 struct iwl_mvm_phy_ctxt *ctxt); 1397 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm, 1398 struct iwl_mvm_phy_ctxt *ctxt); 1399 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm); 1400 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef); 1401 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef); 1402 1403 /* MAC (virtual interface) programming */ 1404 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1405 void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1406 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1407 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1408 bool force_assoc_off, const u8 *bssid_override); 1409 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1410 u32 iwl_mvm_mac_get_queues_mask(struct ieee80211_vif *vif); 1411 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm, 1412 struct ieee80211_vif *vif); 1413 void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm, 1414 struct iwl_rx_cmd_buffer *rxb); 1415 void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm, 1416 struct iwl_rx_cmd_buffer *rxb); 1417 void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm, 1418 struct iwl_rx_cmd_buffer *rxb); 1419 void iwl_mvm_mu_mimo_grp_notif(struct iwl_mvm *mvm, 1420 struct iwl_rx_cmd_buffer *rxb); 1421 void iwl_mvm_window_status_notif(struct iwl_mvm *mvm, 1422 struct iwl_rx_cmd_buffer *rxb); 1423 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm, 1424 struct ieee80211_vif *vif); 1425 unsigned long iwl_mvm_get_used_hw_queues(struct iwl_mvm *mvm, 1426 struct ieee80211_vif *exclude_vif); 1427 void iwl_mvm_channel_switch_noa_notif(struct iwl_mvm *mvm, 1428 struct iwl_rx_cmd_buffer *rxb); 1429 /* Bindings */ 1430 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1431 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1432 1433 /* Quota management */ 1434 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload, 1435 struct ieee80211_vif *disabled_vif); 1436 1437 /* Scanning */ 1438 int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1439 struct cfg80211_scan_request *req, 1440 struct ieee80211_scan_ies *ies); 1441 int iwl_mvm_scan_size(struct iwl_mvm *mvm); 1442 int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify); 1443 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm); 1444 void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm); 1445 void iwl_mvm_scan_timeout_wk(struct work_struct *work); 1446 1447 /* Scheduled scan */ 1448 void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm, 1449 struct iwl_rx_cmd_buffer *rxb); 1450 void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm, 1451 struct iwl_rx_cmd_buffer *rxb); 1452 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm, 1453 struct ieee80211_vif *vif, 1454 struct cfg80211_sched_scan_request *req, 1455 struct ieee80211_scan_ies *ies, 1456 int type); 1457 void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm, 1458 struct iwl_rx_cmd_buffer *rxb); 1459 1460 /* UMAC scan */ 1461 int iwl_mvm_config_scan(struct iwl_mvm *mvm); 1462 void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm, 1463 struct iwl_rx_cmd_buffer *rxb); 1464 void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm, 1465 struct iwl_rx_cmd_buffer *rxb); 1466 1467 /* Paging */ 1468 void iwl_free_fw_paging(struct iwl_mvm *mvm); 1469 1470 /* MVM debugfs */ 1471 #ifdef CONFIG_IWLWIFI_DEBUGFS 1472 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir); 1473 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1474 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1475 #else 1476 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, 1477 struct dentry *dbgfs_dir) 1478 { 1479 return 0; 1480 } 1481 static inline void 1482 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif) 1483 { 1484 } 1485 static inline void 1486 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif) 1487 { 1488 } 1489 #endif /* CONFIG_IWLWIFI_DEBUGFS */ 1490 1491 /* rate scaling */ 1492 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init); 1493 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg); 1494 int rs_pretty_print_rate(char *buf, const u32 rate); 1495 void rs_update_last_rssi(struct iwl_mvm *mvm, 1496 struct iwl_lq_sta *lq_sta, 1497 struct ieee80211_rx_status *rx_status); 1498 1499 /* power management */ 1500 int iwl_mvm_power_update_device(struct iwl_mvm *mvm); 1501 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm); 1502 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm); 1503 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1504 char *buf, int bufsz); 1505 1506 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1507 void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm, 1508 struct iwl_rx_cmd_buffer *rxb); 1509 1510 #ifdef CONFIG_IWLWIFI_LEDS 1511 int iwl_mvm_leds_init(struct iwl_mvm *mvm); 1512 void iwl_mvm_leds_exit(struct iwl_mvm *mvm); 1513 #else 1514 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm) 1515 { 1516 return 0; 1517 } 1518 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm) 1519 { 1520 } 1521 #endif 1522 1523 /* D3 (WoWLAN, NetDetect) */ 1524 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan); 1525 int iwl_mvm_resume(struct ieee80211_hw *hw); 1526 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled); 1527 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw, 1528 struct ieee80211_vif *vif, 1529 struct cfg80211_gtk_rekey_data *data); 1530 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw, 1531 struct ieee80211_vif *vif, 1532 struct inet6_dev *idev); 1533 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw, 1534 struct ieee80211_vif *vif, int idx); 1535 extern const struct file_operations iwl_dbgfs_d3_test_ops; 1536 #ifdef CONFIG_PM 1537 int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm, 1538 struct ieee80211_vif *vif, 1539 bool host_awake, 1540 u32 cmd_flags); 1541 void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm, 1542 struct ieee80211_vif *vif, 1543 struct iwl_wowlan_status *status); 1544 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, 1545 struct ieee80211_vif *vif); 1546 #else 1547 static inline int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm, 1548 struct ieee80211_vif *vif, 1549 bool host_awake, 1550 u32 cmd_flags) 1551 { 1552 return 0; 1553 } 1554 1555 static inline void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm, 1556 struct ieee80211_vif *vif, 1557 struct iwl_wowlan_status *status) 1558 { 1559 } 1560 1561 static inline void 1562 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif) 1563 { 1564 } 1565 #endif 1566 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta, 1567 struct iwl_wowlan_config_cmd *cmd); 1568 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm, 1569 struct ieee80211_vif *vif, 1570 bool disable_offloading, 1571 bool offload_ns, 1572 u32 cmd_flags); 1573 1574 /* D0i3 */ 1575 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); 1576 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); 1577 int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); 1578 bool iwl_mvm_ref_taken(struct iwl_mvm *mvm); 1579 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq); 1580 int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode); 1581 int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode); 1582 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm); 1583 1584 /* BT Coex */ 1585 int iwl_send_bt_init_conf(struct iwl_mvm *mvm); 1586 void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm, 1587 struct iwl_rx_cmd_buffer *rxb); 1588 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1589 enum ieee80211_rssi_event_data); 1590 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm); 1591 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm, 1592 struct ieee80211_sta *sta); 1593 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm, 1594 struct ieee80211_sta *sta); 1595 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant); 1596 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm); 1597 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm, 1598 enum nl80211_band band); 1599 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr, 1600 struct ieee80211_tx_info *info, u8 ac); 1601 1602 /* beacon filtering */ 1603 #ifdef CONFIG_IWLWIFI_DEBUGFS 1604 void 1605 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif, 1606 struct iwl_beacon_filter_cmd *cmd); 1607 #else 1608 static inline void 1609 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif, 1610 struct iwl_beacon_filter_cmd *cmd) 1611 {} 1612 #endif 1613 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm, 1614 struct ieee80211_vif *vif, 1615 bool enable, u32 flags); 1616 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm, 1617 struct ieee80211_vif *vif, 1618 u32 flags); 1619 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm, 1620 struct ieee80211_vif *vif, 1621 u32 flags); 1622 /* SMPS */ 1623 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1624 enum iwl_mvm_smps_type_request req_type, 1625 enum ieee80211_smps_mode smps_request); 1626 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm); 1627 1628 /* Low latency */ 1629 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1630 bool value); 1631 /* get SystemLowLatencyMode - only needed for beacon threshold? */ 1632 bool iwl_mvm_low_latency(struct iwl_mvm *mvm); 1633 /* get VMACLowLatencyMode */ 1634 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif) 1635 { 1636 /* 1637 * should this consider associated/active/... state? 1638 * 1639 * Normally low-latency should only be active on interfaces 1640 * that are active, but at least with debugfs it can also be 1641 * enabled on interfaces that aren't active. However, when 1642 * interface aren't active then they aren't added into the 1643 * binding, so this has no real impact. For now, just return 1644 * the current desired low-latency state. 1645 */ 1646 return mvmvif->low_latency_dbgfs || 1647 mvmvif->low_latency_traffic || 1648 mvmvif->low_latency_vcmd; 1649 } 1650 1651 /* hw scheduler queue config */ 1652 void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue, 1653 u16 ssn, const struct iwl_trans_txq_scd_cfg *cfg, 1654 unsigned int wdg_timeout); 1655 /* 1656 * Disable a TXQ. 1657 * Note that in non-DQA mode the %mac80211_queue and %tid params are ignored. 1658 */ 1659 void iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue, 1660 u8 tid, u8 flags); 1661 int iwl_mvm_find_free_queue(struct iwl_mvm *mvm, u8 sta_id, u8 minq, u8 maxq); 1662 1663 /* Return a bitmask with all the hw supported queues, except for the 1664 * command queue, which can't be flushed. 1665 */ 1666 static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm) 1667 { 1668 return ((BIT(mvm->cfg->base_params->num_of_queues) - 1) & 1669 ~BIT(IWL_MVM_CMD_QUEUE)); 1670 } 1671 1672 static inline 1673 void iwl_mvm_enable_ac_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue, 1674 u8 fifo, u16 ssn, unsigned int wdg_timeout) 1675 { 1676 struct iwl_trans_txq_scd_cfg cfg = { 1677 .fifo = fifo, 1678 .tid = IWL_MAX_TID_COUNT, 1679 .aggregate = false, 1680 .frame_limit = IWL_FRAME_LIMIT, 1681 }; 1682 1683 iwl_mvm_enable_txq(mvm, queue, mac80211_queue, ssn, &cfg, wdg_timeout); 1684 } 1685 1686 static inline void iwl_mvm_stop_device(struct iwl_mvm *mvm) 1687 { 1688 mvm->ucode_loaded = false; 1689 iwl_trans_stop_device(mvm->trans); 1690 } 1691 1692 /* Stop/start all mac queues in a given bitmap */ 1693 void iwl_mvm_start_mac_queues(struct iwl_mvm *mvm, unsigned long mq); 1694 void iwl_mvm_stop_mac_queues(struct iwl_mvm *mvm, unsigned long mq); 1695 1696 /* Re-configure the SCD for a queue that has already been configured */ 1697 int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id, 1698 int tid, int frame_limit, u16 ssn); 1699 1700 /* Thermal management and CT-kill */ 1701 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff); 1702 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp); 1703 void iwl_mvm_temp_notif(struct iwl_mvm *mvm, 1704 struct iwl_rx_cmd_buffer *rxb); 1705 void iwl_mvm_tt_handler(struct iwl_mvm *mvm); 1706 void iwl_mvm_thermal_initialize(struct iwl_mvm *mvm, u32 min_backoff); 1707 void iwl_mvm_thermal_exit(struct iwl_mvm *mvm); 1708 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state); 1709 int iwl_mvm_get_temp(struct iwl_mvm *mvm, s32 *temp); 1710 void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1711 int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm *mvm); 1712 int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 budget); 1713 1714 /* Location Aware Regulatory */ 1715 struct iwl_mcc_update_resp * 1716 iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2, 1717 enum iwl_mcc_source src_id); 1718 int iwl_mvm_init_mcc(struct iwl_mvm *mvm); 1719 void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm, 1720 struct iwl_rx_cmd_buffer *rxb); 1721 struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy, 1722 const char *alpha2, 1723 enum iwl_mcc_source src_id, 1724 bool *changed); 1725 struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm, 1726 bool *changed); 1727 int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm); 1728 void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm); 1729 1730 /* smart fifo */ 1731 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1732 bool added_vif); 1733 1734 /* TDLS */ 1735 1736 /* 1737 * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present. 1738 * This TID is marked as used vs the AP and all connected TDLS peers. 1739 */ 1740 #define IWL_MVM_TDLS_FW_TID 4 1741 1742 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1743 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm); 1744 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1745 bool sta_added); 1746 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw, 1747 struct ieee80211_vif *vif); 1748 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw, 1749 struct ieee80211_vif *vif, 1750 struct ieee80211_sta *sta, u8 oper_class, 1751 struct cfg80211_chan_def *chandef, 1752 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie); 1753 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw, 1754 struct ieee80211_vif *vif, 1755 struct ieee80211_tdls_ch_sw_params *params); 1756 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw, 1757 struct ieee80211_vif *vif, 1758 struct ieee80211_sta *sta); 1759 void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1760 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work); 1761 1762 void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm, 1763 struct iwl_mvm_internal_rxq_notif *notif, 1764 u32 size); 1765 void iwl_mvm_reorder_timer_expired(unsigned long data); 1766 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm); 1767 1768 void iwl_mvm_inactivity_check(struct iwl_mvm *mvm); 1769 1770 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error); 1771 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm, 1772 struct ieee80211_vif *vif, 1773 bool tdls, bool cmd_q); 1774 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1775 const char *errmsg); 1776 1777 /* Link Quality Measurement */ 1778 int iwl_mvm_send_lqm_cmd(struct ieee80211_vif *vif, 1779 enum iwl_lqm_cmd_operatrions operation, 1780 u32 duration, u32 timeout); 1781 bool iwl_mvm_lqm_active(struct iwl_mvm *mvm); 1782 1783 #endif /* __IWL_MVM_H__ */ 1784