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 return (void *)vif->drv_priv; 471 } 472 473 extern const u8 tid_to_mac80211_ac[]; 474 475 #define IWL_MVM_SCAN_STOPPING_SHIFT 8 476 477 enum iwl_scan_status { 478 IWL_MVM_SCAN_REGULAR = BIT(0), 479 IWL_MVM_SCAN_SCHED = BIT(1), 480 IWL_MVM_SCAN_NETDETECT = BIT(2), 481 482 IWL_MVM_SCAN_STOPPING_REGULAR = BIT(8), 483 IWL_MVM_SCAN_STOPPING_SCHED = BIT(9), 484 IWL_MVM_SCAN_STOPPING_NETDETECT = BIT(10), 485 486 IWL_MVM_SCAN_REGULAR_MASK = IWL_MVM_SCAN_REGULAR | 487 IWL_MVM_SCAN_STOPPING_REGULAR, 488 IWL_MVM_SCAN_SCHED_MASK = IWL_MVM_SCAN_SCHED | 489 IWL_MVM_SCAN_STOPPING_SCHED, 490 IWL_MVM_SCAN_NETDETECT_MASK = IWL_MVM_SCAN_NETDETECT | 491 IWL_MVM_SCAN_STOPPING_NETDETECT, 492 493 IWL_MVM_SCAN_STOPPING_MASK = 0xff << IWL_MVM_SCAN_STOPPING_SHIFT, 494 IWL_MVM_SCAN_MASK = 0xff, 495 }; 496 497 enum iwl_mvm_scan_type { 498 IWL_SCAN_TYPE_NOT_SET, 499 IWL_SCAN_TYPE_UNASSOC, 500 IWL_SCAN_TYPE_WILD, 501 IWL_SCAN_TYPE_MILD, 502 IWL_SCAN_TYPE_FRAGMENTED, 503 }; 504 505 enum iwl_mvm_sched_scan_pass_all_states { 506 SCHED_SCAN_PASS_ALL_DISABLED, 507 SCHED_SCAN_PASS_ALL_ENABLED, 508 SCHED_SCAN_PASS_ALL_FOUND, 509 }; 510 511 /** 512 * struct iwl_nvm_section - describes an NVM section in memory. 513 * 514 * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD, 515 * and saved for later use by the driver. Not all NVM sections are saved 516 * this way, only the needed ones. 517 */ 518 struct iwl_nvm_section { 519 u16 length; 520 const u8 *data; 521 }; 522 523 /** 524 * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure 525 * @ct_kill_exit: worker to exit thermal kill 526 * @dynamic_smps: Is thermal throttling enabled dynamic_smps? 527 * @tx_backoff: The current thremal throttling tx backoff in uSec. 528 * @min_backoff: The minimal tx backoff due to power restrictions 529 * @params: Parameters to configure the thermal throttling algorithm. 530 * @throttle: Is thermal throttling is active? 531 */ 532 struct iwl_mvm_tt_mgmt { 533 struct delayed_work ct_kill_exit; 534 bool dynamic_smps; 535 u32 tx_backoff; 536 u32 min_backoff; 537 struct iwl_tt_params params; 538 bool throttle; 539 }; 540 541 #ifdef CONFIG_THERMAL 542 /** 543 *struct iwl_mvm_thermal_device - thermal zone related data 544 * @temp_trips: temperature thresholds for report 545 * @fw_trips_index: keep indexes to original array - temp_trips 546 * @tzone: thermal zone device data 547 */ 548 struct iwl_mvm_thermal_device { 549 s16 temp_trips[IWL_MAX_DTS_TRIPS]; 550 u8 fw_trips_index[IWL_MAX_DTS_TRIPS]; 551 struct thermal_zone_device *tzone; 552 }; 553 554 /* 555 * struct iwl_mvm_cooling_device 556 * @cur_state: current state 557 * @cdev: struct thermal cooling device 558 */ 559 struct iwl_mvm_cooling_device { 560 u32 cur_state; 561 struct thermal_cooling_device *cdev; 562 }; 563 #endif 564 565 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8 566 567 struct iwl_mvm_frame_stats { 568 u32 legacy_frames; 569 u32 ht_frames; 570 u32 vht_frames; 571 u32 bw_20_frames; 572 u32 bw_40_frames; 573 u32 bw_80_frames; 574 u32 bw_160_frames; 575 u32 sgi_frames; 576 u32 ngi_frames; 577 u32 siso_frames; 578 u32 mimo2_frames; 579 u32 agg_frames; 580 u32 ampdu_count; 581 u32 success_frames; 582 u32 fail_frames; 583 u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES]; 584 int last_frame_idx; 585 }; 586 587 enum { 588 D0I3_DEFER_WAKEUP, 589 D0I3_PENDING_WAKEUP, 590 }; 591 592 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff 593 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100 594 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200 595 596 enum iwl_mvm_tdls_cs_state { 597 IWL_MVM_TDLS_SW_IDLE = 0, 598 IWL_MVM_TDLS_SW_REQ_SENT, 599 IWL_MVM_TDLS_SW_RESP_RCVD, 600 IWL_MVM_TDLS_SW_REQ_RCVD, 601 IWL_MVM_TDLS_SW_ACTIVE, 602 }; 603 604 struct iwl_mvm_shared_mem_cfg { 605 u32 shared_mem_addr; 606 u32 shared_mem_size; 607 u32 sample_buff_addr; 608 u32 sample_buff_size; 609 u32 txfifo_addr; 610 u32 txfifo_size[TX_FIFO_MAX_NUM]; 611 u32 rxfifo_size[RX_FIFO_MAX_NUM]; 612 u32 page_buff_addr; 613 u32 page_buff_size; 614 u32 rxfifo_addr; 615 u32 internal_txfifo_addr; 616 u32 internal_txfifo_size[TX_FIFO_INTERNAL_MAX_NUM]; 617 }; 618 619 /** 620 * struct iwl_mvm_reorder_buffer - per ra/tid/queue reorder buffer 621 * @head_sn: reorder window head sn 622 * @num_stored: number of mpdus stored in the buffer 623 * @buf_size: the reorder buffer size as set by the last addba request 624 * @sta_id: sta id of this reorder buffer 625 * @queue: queue of this reorder buffer 626 * @last_amsdu: track last ASMDU SN for duplication detection 627 * @last_sub_index: track ASMDU sub frame index for duplication detection 628 * @entries: list of skbs stored 629 * @reorder_time: time the packet was stored in the reorder buffer 630 * @reorder_timer: timer for frames are in the reorder buffer. For AMSDU 631 * it is the time of last received sub-frame 632 * @removed: prevent timer re-arming 633 * @lock: protect reorder buffer internal state 634 * @mvm: mvm pointer, needed for frame timer context 635 */ 636 struct iwl_mvm_reorder_buffer { 637 u16 head_sn; 638 u16 num_stored; 639 u8 buf_size; 640 u8 sta_id; 641 int queue; 642 u16 last_amsdu; 643 u8 last_sub_index; 644 struct sk_buff_head entries[IEEE80211_MAX_AMPDU_BUF]; 645 unsigned long reorder_time[IEEE80211_MAX_AMPDU_BUF]; 646 struct timer_list reorder_timer; 647 bool removed; 648 spinlock_t lock; 649 struct iwl_mvm *mvm; 650 } ____cacheline_aligned_in_smp; 651 652 /** 653 * struct iwl_mvm_baid_data - BA session data 654 * @sta_id: station id 655 * @tid: tid of the session 656 * @baid baid of the session 657 * @timeout: the timeout set in the addba request 658 * @last_rx: last rx jiffies, updated only if timeout passed from last update 659 * @session_timer: timer to check if BA session expired, runs at 2 * timeout 660 * @mvm: mvm pointer, needed for timer context 661 * @reorder_buf: reorder buffer, allocated per queue 662 */ 663 struct iwl_mvm_baid_data { 664 struct rcu_head rcu_head; 665 u8 sta_id; 666 u8 tid; 667 u8 baid; 668 u16 timeout; 669 unsigned long last_rx; 670 struct timer_list session_timer; 671 struct iwl_mvm *mvm; 672 struct iwl_mvm_reorder_buffer reorder_buf[]; 673 }; 674 675 /* 676 * enum iwl_mvm_queue_status - queue status 677 * @IWL_MVM_QUEUE_FREE: the queue is not allocated nor reserved 678 * Basically, this means that this queue can be used for any purpose 679 * @IWL_MVM_QUEUE_RESERVED: queue is reserved but not yet in use 680 * This is the state of a queue that has been dedicated for some RATID 681 * (agg'd or not), but that hasn't yet gone through the actual enablement 682 * of iwl_mvm_enable_txq(), and therefore no traffic can go through it yet. 683 * Note that in this state there is no requirement to already know what TID 684 * should be used with this queue, it is just marked as a queue that will 685 * be used, and shouldn't be allocated to anyone else. 686 * @IWL_MVM_QUEUE_READY: queue is ready to be used 687 * This is the state of a queue that has been fully configured (including 688 * SCD pointers, etc), has a specific RA/TID assigned to it, and can be 689 * used to send traffic. 690 * @IWL_MVM_QUEUE_SHARED: queue is shared, or in a process of becoming shared 691 * This is a state in which a single queue serves more than one TID, all of 692 * which are not aggregated. Note that the queue is only associated to one 693 * RA. 694 * @IWL_MVM_QUEUE_INACTIVE: queue is allocated but no traffic on it 695 * This is a state of a queue that has had traffic on it, but during the 696 * last %IWL_MVM_DQA_QUEUE_TIMEOUT time period there has been no traffic on 697 * it. In this state, when a new queue is needed to be allocated but no 698 * such free queue exists, an inactive queue might be freed and given to 699 * the new RA/TID. 700 */ 701 enum iwl_mvm_queue_status { 702 IWL_MVM_QUEUE_FREE, 703 IWL_MVM_QUEUE_RESERVED, 704 IWL_MVM_QUEUE_READY, 705 IWL_MVM_QUEUE_SHARED, 706 IWL_MVM_QUEUE_INACTIVE, 707 }; 708 709 #define IWL_MVM_DQA_QUEUE_TIMEOUT (5 * HZ) 710 #define IWL_MVM_NUM_CIPHERS 8 711 712 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 u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */ 771 /* Timestamp for inactivation per TID of this queue */ 772 unsigned long last_frame_time[IWL_MAX_TID_COUNT + 1]; 773 enum iwl_mvm_queue_status status; 774 } queue_info[IWL_MAX_HW_QUEUES]; 775 spinlock_t queue_info_lock; /* For syncing queue mgmt operations */ 776 struct work_struct add_stream_wk; /* To add streams to queues */ 777 778 atomic_t mac80211_queue_stop_count[IEEE80211_MAX_QUEUES]; 779 780 const char *nvm_file_name; 781 struct iwl_nvm_data *nvm_data; 782 /* NVM sections */ 783 struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS]; 784 785 /* Paging section */ 786 struct iwl_fw_paging fw_paging_db[NUM_OF_FW_PAGING_BLOCKS]; 787 u16 num_of_paging_blk; 788 u16 num_of_pages_in_last_blk; 789 790 /* EEPROM MAC addresses */ 791 struct mac_address addresses[IWL_MVM_MAX_ADDRESSES]; 792 793 /* data related to data path */ 794 struct iwl_rx_phy_info last_phy_info; 795 struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT]; 796 struct work_struct sta_drained_wk; 797 unsigned long sta_deferred_frames[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)]; 798 unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)]; 799 atomic_t pending_frames[IWL_MVM_STATION_COUNT]; 800 u32 tfd_drained[IWL_MVM_STATION_COUNT]; 801 u8 rx_ba_sessions; 802 803 /* configured by mac80211 */ 804 u32 rts_threshold; 805 806 /* Scan status, cmd (pre-allocated) and auxiliary station */ 807 unsigned int scan_status; 808 void *scan_cmd; 809 struct iwl_mcast_filter_cmd *mcast_filter_cmd; 810 enum iwl_mvm_scan_type scan_type; 811 enum iwl_mvm_sched_scan_pass_all_states sched_scan_pass_all; 812 struct delayed_work scan_timeout_dwork; 813 814 /* max number of simultaneous scans the FW supports */ 815 unsigned int max_scans; 816 817 /* ts of the beginning of a non-collect fw dbg data period */ 818 unsigned long fw_dbg_non_collect_ts_start[FW_DBG_TRIGGER_MAX - 1]; 819 820 /* UMAC scan tracking */ 821 u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS]; 822 823 /* rx chain antennas set through debugfs for the scan command */ 824 u8 scan_rx_ant; 825 826 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING 827 /* broadcast filters to configure for each associated station */ 828 const struct iwl_fw_bcast_filter *bcast_filters; 829 #ifdef CONFIG_IWLWIFI_DEBUGFS 830 struct { 831 bool override; 832 struct iwl_bcast_filter_cmd cmd; 833 } dbgfs_bcast_filtering; 834 #endif 835 #endif 836 837 /* Internal station */ 838 struct iwl_mvm_int_sta aux_sta; 839 struct iwl_mvm_int_sta snif_sta; 840 841 bool last_ebs_successful; 842 843 u8 scan_last_antenna_idx; /* to toggle TX between antennas */ 844 u8 mgmt_last_antenna_idx; 845 846 /* last smart fifo state that was successfully sent to firmware */ 847 enum iwl_sf_state sf_state; 848 849 #ifdef CONFIG_IWLWIFI_DEBUGFS 850 struct dentry *debugfs_dir; 851 u32 dbgfs_sram_offset, dbgfs_sram_len; 852 u32 dbgfs_prph_reg_addr; 853 bool disable_power_off; 854 bool disable_power_off_d3; 855 856 bool scan_iter_notif_enabled; 857 858 struct debugfs_blob_wrapper nvm_hw_blob; 859 struct debugfs_blob_wrapper nvm_sw_blob; 860 struct debugfs_blob_wrapper nvm_calib_blob; 861 struct debugfs_blob_wrapper nvm_prod_blob; 862 struct debugfs_blob_wrapper nvm_phy_sku_blob; 863 864 struct iwl_mvm_frame_stats drv_rx_stats; 865 spinlock_t drv_stats_lock; 866 u16 dbgfs_rx_phyinfo; 867 #endif 868 869 struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX]; 870 871 struct list_head time_event_list; 872 spinlock_t time_event_lock; 873 874 /* 875 * A bitmap indicating the index of the key in use. The firmware 876 * can hold 16 keys at most. Reflect this fact. 877 */ 878 unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)]; 879 u8 fw_key_deleted[STA_KEY_MAX_NUM]; 880 881 /* references taken by the driver and spinlock protecting them */ 882 spinlock_t refs_lock; 883 u8 refs[IWL_MVM_REF_COUNT]; 884 885 u8 vif_count; 886 887 /* -1 for always, 0 for never, >0 for that many times */ 888 s8 restart_fw; 889 u8 fw_dbg_conf; 890 struct delayed_work fw_dump_wk; 891 const struct iwl_mvm_dump_desc *fw_dump_desc; 892 const struct iwl_fw_dbg_trigger_tlv *fw_dump_trig; 893 894 #ifdef CONFIG_IWLWIFI_LEDS 895 struct led_classdev led; 896 #endif 897 898 struct ieee80211_vif *p2p_device_vif; 899 900 #ifdef CONFIG_PM 901 struct wiphy_wowlan_support wowlan; 902 int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen; 903 904 /* sched scan settings for net detect */ 905 struct ieee80211_scan_ies nd_ies; 906 struct cfg80211_match_set *nd_match_sets; 907 int n_nd_match_sets; 908 struct ieee80211_channel **nd_channels; 909 int n_nd_channels; 910 bool net_detect; 911 #ifdef CONFIG_IWLWIFI_DEBUGFS 912 bool d3_wake_sysassert; 913 bool d3_test_active; 914 bool store_d3_resume_sram; 915 void *d3_resume_sram; 916 u32 d3_test_pme_ptr; 917 struct ieee80211_vif *keep_vif; 918 u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */ 919 #endif 920 #endif 921 922 /* d0i3 */ 923 u8 d0i3_ap_sta_id; 924 bool d0i3_offloading; 925 struct work_struct d0i3_exit_work; 926 struct sk_buff_head d0i3_tx; 927 /* protect d0i3_suspend_flags */ 928 struct mutex d0i3_suspend_mutex; 929 unsigned long d0i3_suspend_flags; 930 /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */ 931 spinlock_t d0i3_tx_lock; 932 wait_queue_head_t d0i3_exit_waitq; 933 934 /* BT-Coex */ 935 struct iwl_bt_coex_profile_notif last_bt_notif; 936 struct iwl_bt_coex_ci_cmd last_bt_ci_cmd; 937 938 u32 last_ant_isol; 939 u8 last_corun_lut; 940 u8 bt_tx_prio; 941 enum iwl_bt_force_ant_mode bt_force_ant_mode; 942 943 /* Aux ROC */ 944 struct list_head aux_roc_te_list; 945 946 /* Thermal Throttling and CTkill */ 947 struct iwl_mvm_tt_mgmt thermal_throttle; 948 #ifdef CONFIG_THERMAL 949 struct iwl_mvm_thermal_device tz_device; 950 struct iwl_mvm_cooling_device cooling_dev; 951 #endif 952 953 s32 temperature; /* Celsius */ 954 /* 955 * Debug option to set the NIC temperature. This option makes the 956 * driver think this is the actual NIC temperature, and ignore the 957 * real temperature that is received from the fw 958 */ 959 bool temperature_test; /* Debug test temperature is enabled */ 960 961 struct iwl_time_quota_cmd last_quota_cmd; 962 963 #ifdef CONFIG_NL80211_TESTMODE 964 u32 noa_duration; 965 struct ieee80211_vif *noa_vif; 966 #endif 967 968 /* Tx queues */ 969 u8 aux_queue; 970 u8 first_agg_queue; 971 u8 last_agg_queue; 972 973 /* Indicate if device power save is allowed */ 974 u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */ 975 unsigned int max_amsdu_len; /* used for debugfs only */ 976 977 struct ieee80211_vif __rcu *csa_vif; 978 struct ieee80211_vif __rcu *csa_tx_blocked_vif; 979 u8 csa_tx_block_bcn_timeout; 980 981 /* system time of last beacon (for AP/GO interface) */ 982 u32 ap_last_beacon_gp2; 983 984 bool lar_regdom_set; 985 enum iwl_mcc_source mcc_src; 986 987 /* TDLS channel switch data */ 988 struct { 989 struct delayed_work dwork; 990 enum iwl_mvm_tdls_cs_state state; 991 992 /* 993 * Current cs sta - might be different from periodic cs peer 994 * station. Value is meaningless when the cs-state is idle. 995 */ 996 u8 cur_sta_id; 997 998 /* TDLS periodic channel-switch peer */ 999 struct { 1000 u8 sta_id; 1001 u8 op_class; 1002 bool initiator; /* are we the link initiator */ 1003 struct cfg80211_chan_def chandef; 1004 struct sk_buff *skb; /* ch sw template */ 1005 u32 ch_sw_tm_ie; 1006 1007 /* timestamp of last ch-sw request sent (GP2 time) */ 1008 u32 sent_timestamp; 1009 } peer; 1010 } tdls_cs; 1011 1012 struct iwl_mvm_shared_mem_cfg shared_mem_cfg; 1013 1014 u32 ciphers[IWL_MVM_NUM_CIPHERS]; 1015 struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS]; 1016 struct iwl_mvm_tof_data tof_data; 1017 1018 struct ieee80211_vif *nan_vif; 1019 #define IWL_MAX_BAID 32 1020 struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID]; 1021 1022 /* 1023 * Drop beacons from other APs in AP mode when there are no connected 1024 * clients. 1025 */ 1026 bool drop_bcn_ap_mode; 1027 1028 struct delayed_work cs_tx_unblock_dwork; 1029 }; 1030 1031 /* Extract MVM priv from op_mode and _hw */ 1032 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \ 1033 ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific) 1034 1035 #define IWL_MAC80211_GET_MVM(_hw) \ 1036 IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv)) 1037 1038 enum iwl_mvm_status { 1039 IWL_MVM_STATUS_HW_RFKILL, 1040 IWL_MVM_STATUS_HW_CTKILL, 1041 IWL_MVM_STATUS_ROC_RUNNING, 1042 IWL_MVM_STATUS_IN_HW_RESTART, 1043 IWL_MVM_STATUS_IN_D0I3, 1044 IWL_MVM_STATUS_ROC_AUX_RUNNING, 1045 IWL_MVM_STATUS_D3_RECONFIG, 1046 IWL_MVM_STATUS_DUMPING_FW_LOG, 1047 }; 1048 1049 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm) 1050 { 1051 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) || 1052 test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status); 1053 } 1054 1055 static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm) 1056 { 1057 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status); 1058 } 1059 1060 /* Must be called with rcu_read_lock() held and it can only be 1061 * released when mvmsta is not needed anymore. 1062 */ 1063 static inline struct iwl_mvm_sta * 1064 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id) 1065 { 1066 struct ieee80211_sta *sta; 1067 1068 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id)) 1069 return NULL; 1070 1071 sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]); 1072 1073 /* This can happen if the station has been removed right now */ 1074 if (IS_ERR_OR_NULL(sta)) 1075 return NULL; 1076 1077 return iwl_mvm_sta_from_mac80211(sta); 1078 } 1079 1080 static inline struct iwl_mvm_sta * 1081 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id) 1082 { 1083 struct ieee80211_sta *sta; 1084 1085 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id)) 1086 return NULL; 1087 1088 sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id], 1089 lockdep_is_held(&mvm->mutex)); 1090 1091 /* This can happen if the station has been removed right now */ 1092 if (IS_ERR_OR_NULL(sta)) 1093 return NULL; 1094 1095 return iwl_mvm_sta_from_mac80211(sta); 1096 } 1097 1098 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm) 1099 { 1100 return !iwlwifi_mod_params.d0i3_disable && 1101 fw_has_capa(&mvm->fw->ucode_capa, 1102 IWL_UCODE_TLV_CAPA_D0I3_SUPPORT); 1103 } 1104 1105 static inline bool iwl_mvm_is_dqa_supported(struct iwl_mvm *mvm) 1106 { 1107 /* Make sure DQA isn't allowed in driver until feature is complete */ 1108 return false && fw_has_capa(&mvm->fw->ucode_capa, 1109 IWL_UCODE_TLV_CAPA_DQA_SUPPORT); 1110 } 1111 1112 static inline bool iwl_mvm_enter_d0i3_on_suspend(struct iwl_mvm *mvm) 1113 { 1114 /* For now we only use this mode to differentiate between 1115 * slave transports, which handle D0i3 entry in suspend by 1116 * themselves in conjunction with runtime PM D0i3. So, this 1117 * function is used to check whether we need to do anything 1118 * when entering suspend or if the transport layer has already 1119 * done it. 1120 */ 1121 return (mvm->trans->system_pm_mode == IWL_PLAT_PM_MODE_D0I3) && 1122 (mvm->trans->runtime_pm_mode != IWL_PLAT_PM_MODE_D0I3); 1123 } 1124 1125 static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm) 1126 { 1127 bool nvm_lar = mvm->nvm_data->lar_enabled; 1128 bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa, 1129 IWL_UCODE_TLV_CAPA_LAR_SUPPORT); 1130 1131 if (iwlwifi_mod_params.lar_disable) 1132 return false; 1133 1134 /* 1135 * Enable LAR only if it is supported by the FW (TLV) && 1136 * enabled in the NVM 1137 */ 1138 if (mvm->cfg->device_family == IWL_DEVICE_FAMILY_8000) 1139 return nvm_lar && tlv_lar; 1140 else 1141 return tlv_lar; 1142 } 1143 1144 static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm) 1145 { 1146 return fw_has_api(&mvm->fw->ucode_capa, 1147 IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) || 1148 fw_has_capa(&mvm->fw->ucode_capa, 1149 IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC); 1150 } 1151 1152 static inline bool iwl_mvm_bt_is_plcr_supported(struct iwl_mvm *mvm) 1153 { 1154 return fw_has_capa(&mvm->fw->ucode_capa, 1155 IWL_UCODE_TLV_CAPA_BT_COEX_PLCR) && 1156 IWL_MVM_BT_COEX_CORUNNING; 1157 } 1158 1159 static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm) 1160 { 1161 return fw_has_capa(&mvm->fw->ucode_capa, 1162 IWL_UCODE_TLV_CAPA_BT_COEX_RRC) && 1163 IWL_MVM_BT_COEX_RRC; 1164 } 1165 1166 static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm) 1167 { 1168 return fw_has_capa(&mvm->fw->ucode_capa, 1169 IWL_UCODE_TLV_CAPA_CSUM_SUPPORT) && 1170 !IWL_MVM_HW_CSUM_DISABLE; 1171 } 1172 1173 static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm) 1174 { 1175 return fw_has_capa(&mvm->fw->ucode_capa, 1176 IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) && 1177 IWL_MVM_BT_COEX_MPLUT; 1178 } 1179 1180 static inline 1181 bool iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm *mvm) 1182 { 1183 return fw_has_capa(&mvm->fw->ucode_capa, 1184 IWL_UCODE_TLV_CAPA_P2P_SCM_UAPSD) && 1185 !(iwlwifi_mod_params.uapsd_disable & 1186 IWL_DISABLE_UAPSD_P2P_CLIENT); 1187 } 1188 1189 static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm) 1190 { 1191 return fw_has_capa(&mvm->fw->ucode_capa, 1192 IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT); 1193 } 1194 1195 static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm) 1196 { 1197 #ifdef CONFIG_THERMAL 1198 /* these two TLV are redundant since the responsibility to CT-kill by 1199 * FW happens only after we send at least one command of 1200 * temperature THs report. 1201 */ 1202 return fw_has_capa(&mvm->fw->ucode_capa, 1203 IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) && 1204 fw_has_capa(&mvm->fw->ucode_capa, 1205 IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT); 1206 #else /* CONFIG_THERMAL */ 1207 return false; 1208 #endif /* CONFIG_THERMAL */ 1209 } 1210 1211 static inline bool iwl_mvm_is_ctdp_supported(struct iwl_mvm *mvm) 1212 { 1213 return fw_has_capa(&mvm->fw->ucode_capa, 1214 IWL_UCODE_TLV_CAPA_CTDP_SUPPORT); 1215 } 1216 1217 extern const u8 iwl_mvm_ac_to_tx_fifo[]; 1218 1219 struct iwl_rate_info { 1220 u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */ 1221 u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */ 1222 u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */ 1223 u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */ 1224 u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */ 1225 }; 1226 1227 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm); 1228 int __iwl_mvm_mac_start(struct iwl_mvm *mvm); 1229 1230 /****************** 1231 * MVM Methods 1232 ******************/ 1233 /* uCode */ 1234 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm); 1235 1236 /* Utils */ 1237 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags, 1238 enum nl80211_band band); 1239 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags, 1240 enum nl80211_band band, 1241 struct ieee80211_tx_rate *r); 1242 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx); 1243 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm); 1244 u8 first_antenna(u8 mask); 1245 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx); 1246 1247 /* Tx / Host Commands */ 1248 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm, 1249 struct iwl_host_cmd *cmd); 1250 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id, 1251 u32 flags, u16 len, const void *data); 1252 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm, 1253 struct iwl_host_cmd *cmd, 1254 u32 *status); 1255 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id, 1256 u16 len, const void *data, 1257 u32 *status); 1258 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb, 1259 struct ieee80211_sta *sta); 1260 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb); 1261 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb, 1262 struct iwl_tx_cmd *tx_cmd, 1263 struct ieee80211_tx_info *info, u8 sta_id); 1264 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd, 1265 struct ieee80211_tx_info *info, 1266 struct ieee80211_sta *sta, __le16 fc); 1267 #ifdef CONFIG_IWLWIFI_DEBUG 1268 const char *iwl_mvm_get_tx_fail_reason(u32 status); 1269 #else 1270 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; } 1271 #endif 1272 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, u32 flags); 1273 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm); 1274 1275 static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info, 1276 struct iwl_tx_cmd *tx_cmd) 1277 { 1278 struct ieee80211_key_conf *keyconf = info->control.hw_key; 1279 1280 tx_cmd->sec_ctl = TX_CMD_SEC_CCM; 1281 memcpy(tx_cmd->key, keyconf->key, keyconf->keylen); 1282 if (info->flags & IEEE80211_TX_CTL_AMPDU) 1283 tx_cmd->tx_flags |= cpu_to_le32(TX_CMD_FLG_CCMP_AGG); 1284 } 1285 1286 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm) 1287 { 1288 flush_work(&mvm->async_handlers_wk); 1289 } 1290 1291 /* Statistics */ 1292 void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm, 1293 struct iwl_rx_packet *pkt); 1294 void iwl_mvm_rx_statistics(struct iwl_mvm *mvm, 1295 struct iwl_rx_cmd_buffer *rxb); 1296 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear); 1297 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm); 1298 1299 /* NVM */ 1300 int iwl_nvm_init(struct iwl_mvm *mvm, bool read_nvm_from_nic); 1301 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm); 1302 1303 static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm) 1304 { 1305 return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ? 1306 mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant : 1307 mvm->fw->valid_tx_ant; 1308 } 1309 1310 static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm) 1311 { 1312 return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ? 1313 mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant : 1314 mvm->fw->valid_rx_ant; 1315 } 1316 1317 static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm) 1318 { 1319 u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN | 1320 FW_PHY_CFG_RX_CHAIN); 1321 u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm); 1322 u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm); 1323 1324 phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS | 1325 valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS; 1326 1327 return mvm->fw->phy_config & phy_config; 1328 } 1329 1330 int iwl_mvm_up(struct iwl_mvm *mvm); 1331 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm); 1332 1333 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm); 1334 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm, 1335 struct iwl_bcast_filter_cmd *cmd); 1336 1337 /* 1338 * FW notifications / CMD responses handlers 1339 * Convention: iwl_mvm_rx_<NAME OF THE CMD> 1340 */ 1341 void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1342 void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi, 1343 struct iwl_rx_cmd_buffer *rxb); 1344 void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi, 1345 struct iwl_rx_cmd_buffer *rxb, int queue); 1346 void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi, 1347 struct iwl_rx_cmd_buffer *rxb, int queue); 1348 int iwl_mvm_notify_rx_queue(struct iwl_mvm *mvm, u32 rxq_mask, 1349 const u8 *data, u32 count); 1350 void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, 1351 int queue); 1352 void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1353 void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1354 void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm, 1355 struct iwl_rx_cmd_buffer *rxb); 1356 void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1357 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm, 1358 struct iwl_rx_cmd_buffer *rxb); 1359 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm, 1360 struct iwl_rx_cmd_buffer *rxb); 1361 void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm, 1362 struct iwl_rx_cmd_buffer *rxb); 1363 1364 /* MVM PHY */ 1365 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, 1366 struct cfg80211_chan_def *chandef, 1367 u8 chains_static, u8 chains_dynamic); 1368 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, 1369 struct cfg80211_chan_def *chandef, 1370 u8 chains_static, u8 chains_dynamic); 1371 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm, 1372 struct iwl_mvm_phy_ctxt *ctxt); 1373 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm, 1374 struct iwl_mvm_phy_ctxt *ctxt); 1375 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm); 1376 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef); 1377 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef); 1378 1379 /* MAC (virtual interface) programming */ 1380 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1381 void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1382 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1383 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1384 bool force_assoc_off, const u8 *bssid_override); 1385 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1386 u32 iwl_mvm_mac_get_queues_mask(struct ieee80211_vif *vif); 1387 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm, 1388 struct ieee80211_vif *vif); 1389 void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm, 1390 struct iwl_rx_cmd_buffer *rxb); 1391 void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm, 1392 struct iwl_rx_cmd_buffer *rxb); 1393 void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm, 1394 struct iwl_rx_cmd_buffer *rxb); 1395 void iwl_mvm_mu_mimo_grp_notif(struct iwl_mvm *mvm, 1396 struct iwl_rx_cmd_buffer *rxb); 1397 void iwl_mvm_window_status_notif(struct iwl_mvm *mvm, 1398 struct iwl_rx_cmd_buffer *rxb); 1399 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm, 1400 struct ieee80211_vif *vif); 1401 unsigned long iwl_mvm_get_used_hw_queues(struct iwl_mvm *mvm, 1402 struct ieee80211_vif *exclude_vif); 1403 void iwl_mvm_channel_switch_noa_notif(struct iwl_mvm *mvm, 1404 struct iwl_rx_cmd_buffer *rxb); 1405 /* Bindings */ 1406 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1407 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1408 1409 /* Quota management */ 1410 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload, 1411 struct ieee80211_vif *disabled_vif); 1412 1413 /* Scanning */ 1414 int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1415 struct cfg80211_scan_request *req, 1416 struct ieee80211_scan_ies *ies); 1417 int iwl_mvm_scan_size(struct iwl_mvm *mvm); 1418 int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify); 1419 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm); 1420 void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm); 1421 void iwl_mvm_scan_timeout_wk(struct work_struct *work); 1422 1423 /* Scheduled scan */ 1424 void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm, 1425 struct iwl_rx_cmd_buffer *rxb); 1426 void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm, 1427 struct iwl_rx_cmd_buffer *rxb); 1428 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm, 1429 struct ieee80211_vif *vif, 1430 struct cfg80211_sched_scan_request *req, 1431 struct ieee80211_scan_ies *ies, 1432 int type); 1433 void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm, 1434 struct iwl_rx_cmd_buffer *rxb); 1435 1436 /* UMAC scan */ 1437 int iwl_mvm_config_scan(struct iwl_mvm *mvm); 1438 void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm, 1439 struct iwl_rx_cmd_buffer *rxb); 1440 void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm, 1441 struct iwl_rx_cmd_buffer *rxb); 1442 1443 /* Paging */ 1444 void iwl_free_fw_paging(struct iwl_mvm *mvm); 1445 1446 /* MVM debugfs */ 1447 #ifdef CONFIG_IWLWIFI_DEBUGFS 1448 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir); 1449 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1450 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1451 #else 1452 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, 1453 struct dentry *dbgfs_dir) 1454 { 1455 return 0; 1456 } 1457 static inline void 1458 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif) 1459 { 1460 } 1461 static inline void 1462 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif) 1463 { 1464 } 1465 #endif /* CONFIG_IWLWIFI_DEBUGFS */ 1466 1467 /* rate scaling */ 1468 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init); 1469 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg); 1470 int rs_pretty_print_rate(char *buf, const u32 rate); 1471 void rs_update_last_rssi(struct iwl_mvm *mvm, 1472 struct iwl_lq_sta *lq_sta, 1473 struct ieee80211_rx_status *rx_status); 1474 1475 /* power management */ 1476 int iwl_mvm_power_update_device(struct iwl_mvm *mvm); 1477 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm); 1478 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm); 1479 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1480 char *buf, int bufsz); 1481 1482 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1483 void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm, 1484 struct iwl_rx_cmd_buffer *rxb); 1485 1486 #ifdef CONFIG_IWLWIFI_LEDS 1487 int iwl_mvm_leds_init(struct iwl_mvm *mvm); 1488 void iwl_mvm_leds_exit(struct iwl_mvm *mvm); 1489 #else 1490 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm) 1491 { 1492 return 0; 1493 } 1494 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm) 1495 { 1496 } 1497 #endif 1498 1499 /* D3 (WoWLAN, NetDetect) */ 1500 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan); 1501 int iwl_mvm_resume(struct ieee80211_hw *hw); 1502 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled); 1503 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw, 1504 struct ieee80211_vif *vif, 1505 struct cfg80211_gtk_rekey_data *data); 1506 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw, 1507 struct ieee80211_vif *vif, 1508 struct inet6_dev *idev); 1509 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw, 1510 struct ieee80211_vif *vif, int idx); 1511 extern const struct file_operations iwl_dbgfs_d3_test_ops; 1512 #ifdef CONFIG_PM 1513 int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm, 1514 struct ieee80211_vif *vif, 1515 bool host_awake, 1516 u32 cmd_flags); 1517 void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm, 1518 struct ieee80211_vif *vif, 1519 struct iwl_wowlan_status *status); 1520 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, 1521 struct ieee80211_vif *vif); 1522 #else 1523 static inline int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm, 1524 struct ieee80211_vif *vif, 1525 bool host_awake, 1526 u32 cmd_flags) 1527 { 1528 return 0; 1529 } 1530 1531 static inline void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm, 1532 struct ieee80211_vif *vif, 1533 struct iwl_wowlan_status *status) 1534 { 1535 } 1536 1537 static inline void 1538 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif) 1539 { 1540 } 1541 #endif 1542 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta, 1543 struct iwl_wowlan_config_cmd *cmd); 1544 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm, 1545 struct ieee80211_vif *vif, 1546 bool disable_offloading, 1547 bool offload_ns, 1548 u32 cmd_flags); 1549 1550 /* D0i3 */ 1551 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); 1552 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); 1553 int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); 1554 bool iwl_mvm_ref_taken(struct iwl_mvm *mvm); 1555 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq); 1556 int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode); 1557 int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode); 1558 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm); 1559 1560 /* BT Coex */ 1561 int iwl_send_bt_init_conf(struct iwl_mvm *mvm); 1562 void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm, 1563 struct iwl_rx_cmd_buffer *rxb); 1564 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1565 enum ieee80211_rssi_event_data); 1566 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm); 1567 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm, 1568 struct ieee80211_sta *sta); 1569 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm, 1570 struct ieee80211_sta *sta); 1571 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant); 1572 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm); 1573 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm, 1574 enum nl80211_band band); 1575 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr, 1576 struct ieee80211_tx_info *info, u8 ac); 1577 1578 /* beacon filtering */ 1579 #ifdef CONFIG_IWLWIFI_DEBUGFS 1580 void 1581 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif, 1582 struct iwl_beacon_filter_cmd *cmd); 1583 #else 1584 static inline void 1585 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif, 1586 struct iwl_beacon_filter_cmd *cmd) 1587 {} 1588 #endif 1589 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm, 1590 struct ieee80211_vif *vif, 1591 bool enable, u32 flags); 1592 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm, 1593 struct ieee80211_vif *vif, 1594 u32 flags); 1595 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm, 1596 struct ieee80211_vif *vif, 1597 u32 flags); 1598 /* SMPS */ 1599 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1600 enum iwl_mvm_smps_type_request req_type, 1601 enum ieee80211_smps_mode smps_request); 1602 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm); 1603 1604 /* Low latency */ 1605 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1606 bool value); 1607 /* get SystemLowLatencyMode - only needed for beacon threshold? */ 1608 bool iwl_mvm_low_latency(struct iwl_mvm *mvm); 1609 /* get VMACLowLatencyMode */ 1610 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif) 1611 { 1612 /* 1613 * should this consider associated/active/... state? 1614 * 1615 * Normally low-latency should only be active on interfaces 1616 * that are active, but at least with debugfs it can also be 1617 * enabled on interfaces that aren't active. However, when 1618 * interface aren't active then they aren't added into the 1619 * binding, so this has no real impact. For now, just return 1620 * the current desired low-latency state. 1621 */ 1622 return mvmvif->low_latency_dbgfs || 1623 mvmvif->low_latency_traffic || 1624 mvmvif->low_latency_vcmd; 1625 } 1626 1627 /* hw scheduler queue config */ 1628 void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue, 1629 u16 ssn, const struct iwl_trans_txq_scd_cfg *cfg, 1630 unsigned int wdg_timeout); 1631 /* 1632 * Disable a TXQ. 1633 * Note that in non-DQA mode the %mac80211_queue and %tid params are ignored. 1634 */ 1635 void iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue, 1636 u8 tid, u8 flags); 1637 int iwl_mvm_find_free_queue(struct iwl_mvm *mvm, u8 sta_id, u8 minq, u8 maxq); 1638 1639 /* Return a bitmask with all the hw supported queues, except for the 1640 * command queue, which can't be flushed. 1641 */ 1642 static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm) 1643 { 1644 return ((BIT(mvm->cfg->base_params->num_of_queues) - 1) & 1645 ~BIT(IWL_MVM_CMD_QUEUE)); 1646 } 1647 1648 static inline 1649 void iwl_mvm_enable_ac_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue, 1650 u8 fifo, u16 ssn, unsigned int wdg_timeout) 1651 { 1652 struct iwl_trans_txq_scd_cfg cfg = { 1653 .fifo = fifo, 1654 .tid = IWL_MAX_TID_COUNT, 1655 .aggregate = false, 1656 .frame_limit = IWL_FRAME_LIMIT, 1657 }; 1658 1659 iwl_mvm_enable_txq(mvm, queue, mac80211_queue, ssn, &cfg, wdg_timeout); 1660 } 1661 1662 static inline void iwl_mvm_stop_device(struct iwl_mvm *mvm) 1663 { 1664 mvm->ucode_loaded = false; 1665 iwl_trans_stop_device(mvm->trans); 1666 } 1667 1668 /* Stop/start all mac queues in a given bitmap */ 1669 void iwl_mvm_start_mac_queues(struct iwl_mvm *mvm, unsigned long mq); 1670 void iwl_mvm_stop_mac_queues(struct iwl_mvm *mvm, unsigned long mq); 1671 1672 /* Re-configure the SCD for a queue that has already been configured */ 1673 int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id, 1674 int tid, int frame_limit, u16 ssn); 1675 1676 /* Thermal management and CT-kill */ 1677 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff); 1678 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp); 1679 void iwl_mvm_temp_notif(struct iwl_mvm *mvm, 1680 struct iwl_rx_cmd_buffer *rxb); 1681 void iwl_mvm_tt_handler(struct iwl_mvm *mvm); 1682 void iwl_mvm_thermal_initialize(struct iwl_mvm *mvm, u32 min_backoff); 1683 void iwl_mvm_thermal_exit(struct iwl_mvm *mvm); 1684 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state); 1685 int iwl_mvm_get_temp(struct iwl_mvm *mvm, s32 *temp); 1686 void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1687 int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm *mvm); 1688 int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 budget); 1689 1690 /* Location Aware Regulatory */ 1691 struct iwl_mcc_update_resp * 1692 iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2, 1693 enum iwl_mcc_source src_id); 1694 int iwl_mvm_init_mcc(struct iwl_mvm *mvm); 1695 void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm, 1696 struct iwl_rx_cmd_buffer *rxb); 1697 struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy, 1698 const char *alpha2, 1699 enum iwl_mcc_source src_id, 1700 bool *changed); 1701 struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm, 1702 bool *changed); 1703 int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm); 1704 void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm); 1705 1706 /* smart fifo */ 1707 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1708 bool added_vif); 1709 1710 /* TDLS */ 1711 1712 /* 1713 * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present. 1714 * This TID is marked as used vs the AP and all connected TDLS peers. 1715 */ 1716 #define IWL_MVM_TDLS_FW_TID 4 1717 1718 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1719 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm); 1720 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1721 bool sta_added); 1722 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw, 1723 struct ieee80211_vif *vif); 1724 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw, 1725 struct ieee80211_vif *vif, 1726 struct ieee80211_sta *sta, u8 oper_class, 1727 struct cfg80211_chan_def *chandef, 1728 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie); 1729 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw, 1730 struct ieee80211_vif *vif, 1731 struct ieee80211_tdls_ch_sw_params *params); 1732 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw, 1733 struct ieee80211_vif *vif, 1734 struct ieee80211_sta *sta); 1735 void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1736 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work); 1737 1738 void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm, 1739 struct iwl_mvm_internal_rxq_notif *notif, 1740 u32 size); 1741 void iwl_mvm_reorder_timer_expired(unsigned long data); 1742 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm); 1743 1744 void iwl_mvm_inactivity_check(struct iwl_mvm *mvm); 1745 1746 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error); 1747 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm, 1748 struct ieee80211_vif *vif, 1749 bool tdls, bool cmd_q); 1750 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1751 const char *errmsg); 1752 1753 /* Link Quality Measurement */ 1754 int iwl_mvm_send_lqm_cmd(struct ieee80211_vif *vif, 1755 enum iwl_lqm_cmd_operatrions operation, 1756 u32 duration, u32 timeout); 1757 bool iwl_mvm_lqm_active(struct iwl_mvm *mvm); 1758 1759 #endif /* __IWL_MVM_H__ */ 1760