1 /****************************************************************************** 2 * 3 * This file is provided under a dual BSD/GPLv2 license. When using or 4 * redistributing this file, you may do so under either license. 5 * 6 * GPL LICENSE SUMMARY 7 * 8 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. 9 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 10 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH 11 * 12 * This program is free software; you can redistribute it and/or modify 13 * it under the terms of version 2 of the GNU General Public License as 14 * published by the Free Software Foundation. 15 * 16 * This program is distributed in the hope that it will be useful, but 17 * WITHOUT ANY WARRANTY; without even the implied warranty of 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 19 * General Public License for more details. 20 * 21 * You should have received a copy of the GNU General Public License 22 * along with this program; if not, write to the Free Software 23 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, 24 * USA 25 * 26 * The full GNU General Public License is included in this distribution 27 * in the file called COPYING. 28 * 29 * Contact Information: 30 * Intel Linux Wireless <linuxwifi@intel.com> 31 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 32 * 33 * BSD LICENSE 34 * 35 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. 36 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 37 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH 38 * All rights reserved. 39 * 40 * Redistribution and use in source and binary forms, with or without 41 * modification, are permitted provided that the following conditions 42 * are met: 43 * 44 * * Redistributions of source code must retain the above copyright 45 * notice, this list of conditions and the following disclaimer. 46 * * Redistributions in binary form must reproduce the above copyright 47 * notice, this list of conditions and the following disclaimer in 48 * the documentation and/or other materials provided with the 49 * distribution. 50 * * Neither the name Intel Corporation nor the names of its 51 * contributors may be used to endorse or promote products derived 52 * from this software without specific prior written permission. 53 * 54 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 55 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 56 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 57 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 58 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 59 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 60 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 61 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 62 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 63 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 64 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 65 * 66 *****************************************************************************/ 67 68 #ifndef __IWL_MVM_H__ 69 #define __IWL_MVM_H__ 70 71 #include <linux/list.h> 72 #include <linux/spinlock.h> 73 #include <linux/leds.h> 74 #include <linux/in6.h> 75 76 #ifdef CONFIG_THERMAL 77 #include <linux/thermal.h> 78 #endif 79 80 #include "iwl-op-mode.h" 81 #include "iwl-trans.h" 82 #include "fw/notif-wait.h" 83 #include "iwl-eeprom-parse.h" 84 #include "fw/file.h" 85 #include "iwl-config.h" 86 #include "sta.h" 87 #include "fw-api.h" 88 #include "constants.h" 89 #include "tof.h" 90 #include "fw/runtime.h" 91 #include "fw/dbg.h" 92 #include "fw/acpi.h" 93 #include "fw/debugfs.h" 94 95 #define IWL_MVM_MAX_ADDRESSES 5 96 /* RSSI offset for WkP */ 97 #define IWL_RSSI_OFFSET 50 98 #define IWL_MVM_MISSED_BEACONS_THRESHOLD 8 99 /* A TimeUnit is 1024 microsecond */ 100 #define MSEC_TO_TU(_msec) (_msec*1000/1024) 101 102 /* For GO, this value represents the number of TUs before CSA "beacon 103 * 0" TBTT when the CSA time-event needs to be scheduled to start. It 104 * must be big enough to ensure that we switch in time. 105 */ 106 #define IWL_MVM_CHANNEL_SWITCH_TIME_GO 40 107 108 /* For client, this value represents the number of TUs before CSA 109 * "beacon 1" TBTT, instead. This is because we don't know when the 110 * GO/AP will be in the new channel, so we switch early enough. 111 */ 112 #define IWL_MVM_CHANNEL_SWITCH_TIME_CLIENT 10 113 114 /* 115 * This value (in TUs) is used to fine tune the CSA NoA end time which should 116 * be just before "beacon 0" TBTT. 117 */ 118 #define IWL_MVM_CHANNEL_SWITCH_MARGIN 4 119 120 /* 121 * Number of beacons to transmit on a new channel until we unblock tx to 122 * the stations, even if we didn't identify them on a new channel 123 */ 124 #define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3 125 126 /* offchannel queue towards mac80211 */ 127 #define IWL_MVM_OFFCHANNEL_QUEUE 0 128 129 extern const struct ieee80211_ops iwl_mvm_hw_ops; 130 131 /** 132 * struct iwl_mvm_mod_params - module parameters for iwlmvm 133 * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted. 134 * We will register to mac80211 to have testmode working. The NIC must not 135 * be up'ed after the INIT fw asserted. This is useful to be able to use 136 * proprietary tools over testmode to debug the INIT fw. 137 * @tfd_q_hang_detect: enabled the detection of hung transmit queues 138 * @power_scheme: one of enum iwl_power_scheme 139 */ 140 struct iwl_mvm_mod_params { 141 bool init_dbg; 142 bool tfd_q_hang_detect; 143 int power_scheme; 144 }; 145 extern struct iwl_mvm_mod_params iwlmvm_mod_params; 146 147 struct iwl_mvm_phy_ctxt { 148 u16 id; 149 u16 color; 150 u32 ref; 151 152 enum nl80211_chan_width width; 153 154 /* 155 * TODO: This should probably be removed. Currently here only for rate 156 * scaling algorithm 157 */ 158 struct ieee80211_channel *channel; 159 }; 160 161 struct iwl_mvm_time_event_data { 162 struct ieee80211_vif *vif; 163 struct list_head list; 164 unsigned long end_jiffies; 165 u32 duration; 166 bool running; 167 u32 uid; 168 169 /* 170 * The access to the 'id' field must be done when the 171 * mvm->time_event_lock is held, as it value is used to indicate 172 * if the te is in the time event list or not (when id == TE_MAX) 173 */ 174 u32 id; 175 }; 176 177 /* Power management */ 178 179 /** 180 * enum iwl_power_scheme 181 * @IWL_POWER_LEVEL_CAM - Continuously Active Mode 182 * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default) 183 * @IWL_POWER_LEVEL_LP - Low Power 184 */ 185 enum iwl_power_scheme { 186 IWL_POWER_SCHEME_CAM = 1, 187 IWL_POWER_SCHEME_BPS, 188 IWL_POWER_SCHEME_LP 189 }; 190 191 #define IWL_CONN_MAX_LISTEN_INTERVAL 10 192 #define IWL_UAPSD_MAX_SP IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 193 194 #ifdef CONFIG_IWLWIFI_DEBUGFS 195 enum iwl_dbgfs_pm_mask { 196 MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0), 197 MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1), 198 MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2), 199 MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3), 200 MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4), 201 MVM_DEBUGFS_PM_LPRX_ENA = BIT(6), 202 MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7), 203 MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8), 204 MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9), 205 MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10), 206 }; 207 208 struct iwl_dbgfs_pm { 209 u16 keep_alive_seconds; 210 u32 rx_data_timeout; 211 u32 tx_data_timeout; 212 bool skip_over_dtim; 213 u8 skip_dtim_periods; 214 bool lprx_ena; 215 u32 lprx_rssi_threshold; 216 bool snooze_ena; 217 bool uapsd_misbehaving; 218 bool use_ps_poll; 219 int mask; 220 }; 221 222 /* beacon filtering */ 223 224 enum iwl_dbgfs_bf_mask { 225 MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0), 226 MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1), 227 MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2), 228 MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3), 229 MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4), 230 MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5), 231 MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6), 232 MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7), 233 MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8), 234 MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9), 235 MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10), 236 }; 237 238 struct iwl_dbgfs_bf { 239 u32 bf_energy_delta; 240 u32 bf_roaming_energy_delta; 241 u32 bf_roaming_state; 242 u32 bf_temp_threshold; 243 u32 bf_temp_fast_filter; 244 u32 bf_temp_slow_filter; 245 u32 bf_enable_beacon_filter; 246 u32 bf_debug_flag; 247 u32 bf_escape_timer; 248 u32 ba_escape_timer; 249 u32 ba_enable_beacon_abort; 250 int mask; 251 }; 252 #endif 253 254 enum iwl_mvm_smps_type_request { 255 IWL_MVM_SMPS_REQ_BT_COEX, 256 IWL_MVM_SMPS_REQ_TT, 257 IWL_MVM_SMPS_REQ_PROT, 258 NUM_IWL_MVM_SMPS_REQ, 259 }; 260 261 enum iwl_mvm_ref_type { 262 IWL_MVM_REF_UCODE_DOWN, 263 IWL_MVM_REF_SCAN, 264 IWL_MVM_REF_ROC, 265 IWL_MVM_REF_ROC_AUX, 266 IWL_MVM_REF_P2P_CLIENT, 267 IWL_MVM_REF_AP_IBSS, 268 IWL_MVM_REF_USER, 269 IWL_MVM_REF_TX, 270 IWL_MVM_REF_TX_AGG, 271 IWL_MVM_REF_ADD_IF, 272 IWL_MVM_REF_START_AP, 273 IWL_MVM_REF_BSS_CHANGED, 274 IWL_MVM_REF_PREPARE_TX, 275 IWL_MVM_REF_PROTECT_TDLS, 276 IWL_MVM_REF_CHECK_CTKILL, 277 IWL_MVM_REF_PRPH_READ, 278 IWL_MVM_REF_PRPH_WRITE, 279 IWL_MVM_REF_NMI, 280 IWL_MVM_REF_TM_CMD, 281 IWL_MVM_REF_EXIT_WORK, 282 IWL_MVM_REF_PROTECT_CSA, 283 IWL_MVM_REF_FW_DBG_COLLECT, 284 IWL_MVM_REF_INIT_UCODE, 285 IWL_MVM_REF_SENDING_CMD, 286 IWL_MVM_REF_RX, 287 288 /* update debugfs.c when changing this */ 289 290 IWL_MVM_REF_COUNT, 291 }; 292 293 enum iwl_bt_force_ant_mode { 294 BT_FORCE_ANT_DIS = 0, 295 BT_FORCE_ANT_AUTO, 296 BT_FORCE_ANT_BT, 297 BT_FORCE_ANT_WIFI, 298 299 BT_FORCE_ANT_MAX, 300 }; 301 302 /** 303 * struct iwl_mvm_low_latency_cause - low latency set causes 304 * @LOW_LATENCY_TRAFFIC: indicates low latency traffic was detected 305 * @LOW_LATENCY_DEBUGFS: low latency mode set from debugfs 306 * @LOW_LATENCY_VCMD: low latency mode set from vendor command 307 */ 308 enum iwl_mvm_low_latency_cause { 309 LOW_LATENCY_TRAFFIC = BIT(0), 310 LOW_LATENCY_DEBUGFS = BIT(1), 311 LOW_LATENCY_VCMD = BIT(2), 312 }; 313 314 /** 315 * struct iwl_mvm_vif_bf_data - beacon filtering related data 316 * @bf_enabled: indicates if beacon filtering is enabled 317 * @ba_enabled: indicated if beacon abort is enabled 318 * @ave_beacon_signal: average beacon signal 319 * @last_cqm_event: rssi of the last cqm event 320 * @bt_coex_min_thold: minimum threshold for BT coex 321 * @bt_coex_max_thold: maximum threshold for BT coex 322 * @last_bt_coex_event: rssi of the last BT coex event 323 */ 324 struct iwl_mvm_vif_bf_data { 325 bool bf_enabled; 326 bool ba_enabled; 327 int ave_beacon_signal; 328 int last_cqm_event; 329 int bt_coex_min_thold; 330 int bt_coex_max_thold; 331 int last_bt_coex_event; 332 }; 333 334 /** 335 * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context 336 * @id: between 0 and 3 337 * @color: to solve races upon MAC addition and removal 338 * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA 339 * @bssid: BSSID for this (client) interface 340 * @associated: indicates that we're currently associated, used only for 341 * managing the firmware state in iwl_mvm_bss_info_changed_station() 342 * @ap_assoc_sta_count: count of stations associated to us - valid only 343 * if VIF type is AP 344 * @uploaded: indicates the MAC context has been added to the device 345 * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface 346 * should get quota etc. 347 * @pm_enabled - Indicate if MAC power management is allowed 348 * @monitor_active: indicates that monitor context is configured, and that the 349 * interface should get quota etc. 350 * @low_latency: indicates low latency is set, see 351 * enum &iwl_mvm_low_latency_cause for causes. 352 * @ps_disabled: indicates that this interface requires PS to be disabled 353 * @queue_params: QoS params for this MAC 354 * @bcast_sta: station used for broadcast packets. Used by the following 355 * vifs: P2P_DEVICE, GO and AP. 356 * @beacon_skb: the skb used to hold the AP/GO beacon template 357 * @smps_requests: the SMPS requests of different parts of the driver, 358 * combined on update to yield the overall request to mac80211. 359 * @beacon_stats: beacon statistics, containing the # of received beacons, 360 * # of received beacons accumulated over FW restart, and the current 361 * average signal of beacons retrieved from the firmware 362 * @csa_failed: CSA failed to schedule time event, report an error later 363 * @features: hw features active for this vif 364 */ 365 struct iwl_mvm_vif { 366 struct iwl_mvm *mvm; 367 u16 id; 368 u16 color; 369 u8 ap_sta_id; 370 371 u8 bssid[ETH_ALEN]; 372 bool associated; 373 u8 ap_assoc_sta_count; 374 375 u16 cab_queue; 376 377 bool uploaded; 378 bool ap_ibss_active; 379 bool pm_enabled; 380 bool monitor_active; 381 u8 low_latency; 382 bool ps_disabled; 383 struct iwl_mvm_vif_bf_data bf_data; 384 385 struct { 386 u32 num_beacons, accu_num_beacons; 387 u8 avg_signal; 388 } beacon_stats; 389 390 u32 ap_beacon_time; 391 392 enum iwl_tsf_id tsf_id; 393 394 /* 395 * QoS data from mac80211, need to store this here 396 * as mac80211 has a separate callback but we need 397 * to have the data for the MAC context 398 */ 399 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS]; 400 struct iwl_mvm_time_event_data time_event_data; 401 struct iwl_mvm_time_event_data hs_time_event_data; 402 403 struct iwl_mvm_int_sta bcast_sta; 404 struct iwl_mvm_int_sta mcast_sta; 405 406 /* 407 * Assigned while mac80211 has the interface in a channel context, 408 * or, for P2P Device, while it exists. 409 */ 410 struct iwl_mvm_phy_ctxt *phy_ctxt; 411 412 #ifdef CONFIG_PM 413 /* WoWLAN GTK rekey data */ 414 struct { 415 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN]; 416 __le64 replay_ctr; 417 bool valid; 418 } rekey_data; 419 420 int tx_key_idx; 421 422 bool seqno_valid; 423 u16 seqno; 424 #endif 425 426 #if IS_ENABLED(CONFIG_IPV6) 427 /* IPv6 addresses for WoWLAN */ 428 struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX]; 429 unsigned long tentative_addrs[BITS_TO_LONGS(IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX)]; 430 int num_target_ipv6_addrs; 431 #endif 432 433 #ifdef CONFIG_IWLWIFI_DEBUGFS 434 struct dentry *dbgfs_dir; 435 struct dentry *dbgfs_slink; 436 struct iwl_dbgfs_pm dbgfs_pm; 437 struct iwl_dbgfs_bf dbgfs_bf; 438 struct iwl_mac_power_cmd mac_pwr_cmd; 439 int dbgfs_quota_min; 440 #endif 441 442 enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ]; 443 444 /* FW identified misbehaving AP */ 445 u8 uapsd_misbehaving_bssid[ETH_ALEN]; 446 447 /* Indicates that CSA countdown may be started */ 448 bool csa_countdown; 449 bool csa_failed; 450 u16 csa_target_freq; 451 452 /* Indicates that we are waiting for a beacon on a new channel */ 453 bool csa_bcn_pending; 454 455 /* TCP Checksum Offload */ 456 netdev_features_t features; 457 }; 458 459 static inline struct iwl_mvm_vif * 460 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif) 461 { 462 if (!vif) 463 return NULL; 464 return (void *)vif->drv_priv; 465 } 466 467 extern const u8 tid_to_mac80211_ac[]; 468 469 #define IWL_MVM_SCAN_STOPPING_SHIFT 8 470 471 enum iwl_scan_status { 472 IWL_MVM_SCAN_REGULAR = BIT(0), 473 IWL_MVM_SCAN_SCHED = BIT(1), 474 IWL_MVM_SCAN_NETDETECT = BIT(2), 475 476 IWL_MVM_SCAN_STOPPING_REGULAR = BIT(8), 477 IWL_MVM_SCAN_STOPPING_SCHED = BIT(9), 478 IWL_MVM_SCAN_STOPPING_NETDETECT = BIT(10), 479 480 IWL_MVM_SCAN_REGULAR_MASK = IWL_MVM_SCAN_REGULAR | 481 IWL_MVM_SCAN_STOPPING_REGULAR, 482 IWL_MVM_SCAN_SCHED_MASK = IWL_MVM_SCAN_SCHED | 483 IWL_MVM_SCAN_STOPPING_SCHED, 484 IWL_MVM_SCAN_NETDETECT_MASK = IWL_MVM_SCAN_NETDETECT | 485 IWL_MVM_SCAN_STOPPING_NETDETECT, 486 487 IWL_MVM_SCAN_STOPPING_MASK = 0xff << IWL_MVM_SCAN_STOPPING_SHIFT, 488 IWL_MVM_SCAN_MASK = 0xff, 489 }; 490 491 enum iwl_mvm_scan_type { 492 IWL_SCAN_TYPE_NOT_SET, 493 IWL_SCAN_TYPE_UNASSOC, 494 IWL_SCAN_TYPE_WILD, 495 IWL_SCAN_TYPE_MILD, 496 IWL_SCAN_TYPE_FRAGMENTED, 497 }; 498 499 enum iwl_mvm_sched_scan_pass_all_states { 500 SCHED_SCAN_PASS_ALL_DISABLED, 501 SCHED_SCAN_PASS_ALL_ENABLED, 502 SCHED_SCAN_PASS_ALL_FOUND, 503 }; 504 505 /** 506 * struct iwl_nvm_section - describes an NVM section in memory. 507 * 508 * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD, 509 * and saved for later use by the driver. Not all NVM sections are saved 510 * this way, only the needed ones. 511 */ 512 struct iwl_nvm_section { 513 u16 length; 514 const u8 *data; 515 }; 516 517 /** 518 * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure 519 * @ct_kill_exit: worker to exit thermal kill 520 * @dynamic_smps: Is thermal throttling enabled dynamic_smps? 521 * @tx_backoff: The current thremal throttling tx backoff in uSec. 522 * @min_backoff: The minimal tx backoff due to power restrictions 523 * @params: Parameters to configure the thermal throttling algorithm. 524 * @throttle: Is thermal throttling is active? 525 */ 526 struct iwl_mvm_tt_mgmt { 527 struct delayed_work ct_kill_exit; 528 bool dynamic_smps; 529 u32 tx_backoff; 530 u32 min_backoff; 531 struct iwl_tt_params params; 532 bool throttle; 533 }; 534 535 #ifdef CONFIG_THERMAL 536 /** 537 *struct iwl_mvm_thermal_device - thermal zone related data 538 * @temp_trips: temperature thresholds for report 539 * @fw_trips_index: keep indexes to original array - temp_trips 540 * @tzone: thermal zone device data 541 */ 542 struct iwl_mvm_thermal_device { 543 s16 temp_trips[IWL_MAX_DTS_TRIPS]; 544 u8 fw_trips_index[IWL_MAX_DTS_TRIPS]; 545 struct thermal_zone_device *tzone; 546 }; 547 548 /* 549 * struct iwl_mvm_cooling_device 550 * @cur_state: current state 551 * @cdev: struct thermal cooling device 552 */ 553 struct iwl_mvm_cooling_device { 554 u32 cur_state; 555 struct thermal_cooling_device *cdev; 556 }; 557 #endif 558 559 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8 560 561 struct iwl_mvm_frame_stats { 562 u32 legacy_frames; 563 u32 ht_frames; 564 u32 vht_frames; 565 u32 bw_20_frames; 566 u32 bw_40_frames; 567 u32 bw_80_frames; 568 u32 bw_160_frames; 569 u32 sgi_frames; 570 u32 ngi_frames; 571 u32 siso_frames; 572 u32 mimo2_frames; 573 u32 agg_frames; 574 u32 ampdu_count; 575 u32 success_frames; 576 u32 fail_frames; 577 u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES]; 578 int last_frame_idx; 579 }; 580 581 enum { 582 D0I3_DEFER_WAKEUP, 583 D0I3_PENDING_WAKEUP, 584 }; 585 586 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff 587 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100 588 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200 589 590 enum iwl_mvm_tdls_cs_state { 591 IWL_MVM_TDLS_SW_IDLE = 0, 592 IWL_MVM_TDLS_SW_REQ_SENT, 593 IWL_MVM_TDLS_SW_RESP_RCVD, 594 IWL_MVM_TDLS_SW_REQ_RCVD, 595 IWL_MVM_TDLS_SW_ACTIVE, 596 }; 597 598 /** 599 * struct iwl_mvm_reorder_buffer - per ra/tid/queue reorder buffer 600 * @head_sn: reorder window head sn 601 * @num_stored: number of mpdus stored in the buffer 602 * @buf_size: the reorder buffer size as set by the last addba request 603 * @queue: queue of this reorder buffer 604 * @last_amsdu: track last ASMDU SN for duplication detection 605 * @last_sub_index: track ASMDU sub frame index for duplication detection 606 * @reorder_timer: timer for frames are in the reorder buffer. For AMSDU 607 * it is the time of last received sub-frame 608 * @removed: prevent timer re-arming 609 * @valid: reordering is valid for this queue 610 * @lock: protect reorder buffer internal state 611 * @mvm: mvm pointer, needed for frame timer context 612 */ 613 struct iwl_mvm_reorder_buffer { 614 u16 head_sn; 615 u16 num_stored; 616 u8 buf_size; 617 int queue; 618 u16 last_amsdu; 619 u8 last_sub_index; 620 struct timer_list reorder_timer; 621 bool removed; 622 bool valid; 623 spinlock_t lock; 624 struct iwl_mvm *mvm; 625 } ____cacheline_aligned_in_smp; 626 627 /** 628 * struct _iwl_mvm_reorder_buf_entry - reorder buffer entry per-queue/per-seqno 629 * @frames: list of skbs stored 630 * @reorder_time: time the packet was stored in the reorder buffer 631 */ 632 struct _iwl_mvm_reorder_buf_entry { 633 struct sk_buff_head frames; 634 unsigned long reorder_time; 635 }; 636 637 /* make this indirection to get the aligned thing */ 638 struct iwl_mvm_reorder_buf_entry { 639 struct _iwl_mvm_reorder_buf_entry e; 640 } 641 #ifndef __CHECKER__ 642 /* sparse doesn't like this construct: "bad integer constant expression" */ 643 __aligned(roundup_pow_of_two(sizeof(struct _iwl_mvm_reorder_buf_entry))) 644 #endif 645 ; 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 * @entries_per_queue: # of buffers per queue, this actually gets 654 * aligned up to avoid cache line sharing between queues 655 * @last_rx: last rx jiffies, updated only if timeout passed from last update 656 * @session_timer: timer to check if BA session expired, runs at 2 * timeout 657 * @mvm: mvm pointer, needed for timer context 658 * @reorder_buf: reorder buffer, allocated per queue 659 * @reorder_buf_data: data 660 */ 661 struct iwl_mvm_baid_data { 662 struct rcu_head rcu_head; 663 u8 sta_id; 664 u8 tid; 665 u8 baid; 666 u16 timeout; 667 u16 entries_per_queue; 668 unsigned long last_rx; 669 struct timer_list session_timer; 670 struct iwl_mvm_baid_data __rcu **rcu_ptr; 671 struct iwl_mvm *mvm; 672 struct iwl_mvm_reorder_buffer reorder_buf[IWL_MAX_RX_HW_QUEUES]; 673 struct iwl_mvm_reorder_buf_entry entries[]; 674 }; 675 676 static inline struct iwl_mvm_baid_data * 677 iwl_mvm_baid_data_from_reorder_buf(struct iwl_mvm_reorder_buffer *buf) 678 { 679 return (void *)((u8 *)buf - 680 offsetof(struct iwl_mvm_baid_data, reorder_buf) - 681 sizeof(*buf) * buf->queue); 682 } 683 684 /* 685 * enum iwl_mvm_queue_status - queue status 686 * @IWL_MVM_QUEUE_FREE: the queue is not allocated nor reserved 687 * Basically, this means that this queue can be used for any purpose 688 * @IWL_MVM_QUEUE_RESERVED: queue is reserved but not yet in use 689 * This is the state of a queue that has been dedicated for some RATID 690 * (agg'd or not), but that hasn't yet gone through the actual enablement 691 * of iwl_mvm_enable_txq(), and therefore no traffic can go through it yet. 692 * Note that in this state there is no requirement to already know what TID 693 * should be used with this queue, it is just marked as a queue that will 694 * be used, and shouldn't be allocated to anyone else. 695 * @IWL_MVM_QUEUE_READY: queue is ready to be used 696 * This is the state of a queue that has been fully configured (including 697 * SCD pointers, etc), has a specific RA/TID assigned to it, and can be 698 * used to send traffic. 699 * @IWL_MVM_QUEUE_SHARED: queue is shared, or in a process of becoming shared 700 * This is a state in which a single queue serves more than one TID, all of 701 * which are not aggregated. Note that the queue is only associated to one 702 * RA. 703 * @IWL_MVM_QUEUE_INACTIVE: queue is allocated but no traffic on it 704 * This is a state of a queue that has had traffic on it, but during the 705 * last %IWL_MVM_DQA_QUEUE_TIMEOUT time period there has been no traffic on 706 * it. In this state, when a new queue is needed to be allocated but no 707 * such free queue exists, an inactive queue might be freed and given to 708 * the new RA/TID. 709 * @IWL_MVM_QUEUE_RECONFIGURING: queue is being reconfigured 710 * This is the state of a queue that has had traffic pass through it, but 711 * needs to be reconfigured for some reason, e.g. the queue needs to 712 * become unshared and aggregations re-enabled on. 713 */ 714 enum iwl_mvm_queue_status { 715 IWL_MVM_QUEUE_FREE, 716 IWL_MVM_QUEUE_RESERVED, 717 IWL_MVM_QUEUE_READY, 718 IWL_MVM_QUEUE_SHARED, 719 IWL_MVM_QUEUE_INACTIVE, 720 IWL_MVM_QUEUE_RECONFIGURING, 721 }; 722 723 #define IWL_MVM_DQA_QUEUE_TIMEOUT (5 * HZ) 724 #define IWL_MVM_INVALID_QUEUE 0xFFFF 725 726 #define IWL_MVM_NUM_CIPHERS 10 727 728 struct iwl_mvm_sar_profile { 729 bool enabled; 730 u8 table[ACPI_SAR_TABLE_SIZE]; 731 }; 732 733 struct iwl_mvm_geo_profile { 734 u8 values[ACPI_GEO_TABLE_SIZE]; 735 }; 736 737 struct iwl_mvm { 738 /* for logger access */ 739 struct device *dev; 740 741 struct iwl_trans *trans; 742 const struct iwl_fw *fw; 743 const struct iwl_cfg *cfg; 744 struct iwl_phy_db *phy_db; 745 struct ieee80211_hw *hw; 746 747 /* for protecting access to iwl_mvm */ 748 struct mutex mutex; 749 struct list_head async_handlers_list; 750 spinlock_t async_handlers_lock; 751 struct work_struct async_handlers_wk; 752 753 struct work_struct roc_done_wk; 754 755 unsigned long init_status; 756 757 unsigned long status; 758 759 u32 queue_sync_cookie; 760 atomic_t queue_sync_counter; 761 /* 762 * for beacon filtering - 763 * currently only one interface can be supported 764 */ 765 struct iwl_mvm_vif *bf_allowed_vif; 766 767 bool hw_registered; 768 bool calibrating; 769 u32 error_event_table[2]; 770 u32 log_event_table; 771 u32 umac_error_event_table; 772 bool support_umac_log; 773 774 u32 ampdu_ref; 775 bool ampdu_toggle; 776 777 struct iwl_notif_wait_data notif_wait; 778 779 union { 780 struct mvm_statistics_rx_v3 rx_stats_v3; 781 struct mvm_statistics_rx rx_stats; 782 }; 783 784 struct { 785 u64 rx_time; 786 u64 tx_time; 787 u64 on_time_rf; 788 u64 on_time_scan; 789 } radio_stats, accu_radio_stats; 790 791 u16 hw_queue_to_mac80211[IWL_MAX_TVQM_QUEUES]; 792 793 struct { 794 u8 hw_queue_refcount; 795 u8 ra_sta_id; /* The RA this queue is mapped to, if exists */ 796 bool reserved; /* Is this the TXQ reserved for a STA */ 797 u8 mac80211_ac; /* The mac80211 AC this queue is mapped to */ 798 u8 txq_tid; /* The TID "owner" of this queue*/ 799 u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */ 800 /* Timestamp for inactivation per TID of this queue */ 801 unsigned long last_frame_time[IWL_MAX_TID_COUNT + 1]; 802 enum iwl_mvm_queue_status status; 803 } queue_info[IWL_MAX_HW_QUEUES]; 804 spinlock_t queue_info_lock; /* For syncing queue mgmt operations */ 805 struct work_struct add_stream_wk; /* To add streams to queues */ 806 807 atomic_t mac80211_queue_stop_count[IEEE80211_MAX_QUEUES]; 808 809 const char *nvm_file_name; 810 struct iwl_nvm_data *nvm_data; 811 /* NVM sections */ 812 struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS]; 813 814 struct iwl_fw_runtime fwrt; 815 816 /* EEPROM MAC addresses */ 817 struct mac_address addresses[IWL_MVM_MAX_ADDRESSES]; 818 819 /* data related to data path */ 820 struct iwl_rx_phy_info last_phy_info; 821 struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT]; 822 unsigned long sta_deferred_frames[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)]; 823 u8 rx_ba_sessions; 824 825 /* configured by mac80211 */ 826 u32 rts_threshold; 827 828 /* Scan status, cmd (pre-allocated) and auxiliary station */ 829 unsigned int scan_status; 830 void *scan_cmd; 831 struct iwl_mcast_filter_cmd *mcast_filter_cmd; 832 enum iwl_mvm_scan_type scan_type; 833 enum iwl_mvm_sched_scan_pass_all_states sched_scan_pass_all; 834 struct delayed_work scan_timeout_dwork; 835 836 /* max number of simultaneous scans the FW supports */ 837 unsigned int max_scans; 838 839 /* UMAC scan tracking */ 840 u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS]; 841 842 /* start time of last scan in TSF of the mac that requested the scan */ 843 u64 scan_start; 844 845 /* the vif that requested the current scan */ 846 struct iwl_mvm_vif *scan_vif; 847 848 /* rx chain antennas set through debugfs for the scan command */ 849 u8 scan_rx_ant; 850 851 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING 852 /* broadcast filters to configure for each associated station */ 853 const struct iwl_fw_bcast_filter *bcast_filters; 854 #ifdef CONFIG_IWLWIFI_DEBUGFS 855 struct { 856 bool override; 857 struct iwl_bcast_filter_cmd cmd; 858 } dbgfs_bcast_filtering; 859 #endif 860 #endif 861 862 /* Internal station */ 863 struct iwl_mvm_int_sta aux_sta; 864 struct iwl_mvm_int_sta snif_sta; 865 866 bool last_ebs_successful; 867 868 u8 scan_last_antenna_idx; /* to toggle TX between antennas */ 869 u8 mgmt_last_antenna_idx; 870 871 /* last smart fifo state that was successfully sent to firmware */ 872 enum iwl_sf_state sf_state; 873 874 #ifdef CONFIG_IWLWIFI_DEBUGFS 875 struct dentry *debugfs_dir; 876 u32 dbgfs_sram_offset, dbgfs_sram_len; 877 u32 dbgfs_prph_reg_addr; 878 bool disable_power_off; 879 bool disable_power_off_d3; 880 881 bool scan_iter_notif_enabled; 882 883 struct debugfs_blob_wrapper nvm_hw_blob; 884 struct debugfs_blob_wrapper nvm_sw_blob; 885 struct debugfs_blob_wrapper nvm_calib_blob; 886 struct debugfs_blob_wrapper nvm_prod_blob; 887 struct debugfs_blob_wrapper nvm_phy_sku_blob; 888 889 struct iwl_mvm_frame_stats drv_rx_stats; 890 spinlock_t drv_stats_lock; 891 u16 dbgfs_rx_phyinfo; 892 #endif 893 894 struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX]; 895 896 struct list_head time_event_list; 897 spinlock_t time_event_lock; 898 899 /* 900 * A bitmap indicating the index of the key in use. The firmware 901 * can hold 16 keys at most. Reflect this fact. 902 */ 903 unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)]; 904 u8 fw_key_deleted[STA_KEY_MAX_NUM]; 905 906 /* references taken by the driver and spinlock protecting them */ 907 spinlock_t refs_lock; 908 u8 refs[IWL_MVM_REF_COUNT]; 909 910 u8 vif_count; 911 912 /* -1 for always, 0 for never, >0 for that many times */ 913 s8 fw_restart; 914 915 #ifdef CONFIG_IWLWIFI_LEDS 916 struct led_classdev led; 917 #endif 918 919 struct ieee80211_vif *p2p_device_vif; 920 921 #ifdef CONFIG_PM 922 struct wiphy_wowlan_support wowlan; 923 int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen; 924 925 /* sched scan settings for net detect */ 926 struct ieee80211_scan_ies nd_ies; 927 struct cfg80211_match_set *nd_match_sets; 928 int n_nd_match_sets; 929 struct ieee80211_channel **nd_channels; 930 int n_nd_channels; 931 bool net_detect; 932 #ifdef CONFIG_IWLWIFI_DEBUGFS 933 bool d3_wake_sysassert; 934 bool d3_test_active; 935 bool store_d3_resume_sram; 936 void *d3_resume_sram; 937 u32 d3_test_pme_ptr; 938 struct ieee80211_vif *keep_vif; 939 u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */ 940 #endif 941 #endif 942 943 /* d0i3 */ 944 u8 d0i3_ap_sta_id; 945 bool d0i3_offloading; 946 struct work_struct d0i3_exit_work; 947 struct sk_buff_head d0i3_tx; 948 /* protect d0i3_suspend_flags */ 949 struct mutex d0i3_suspend_mutex; 950 unsigned long d0i3_suspend_flags; 951 /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */ 952 spinlock_t d0i3_tx_lock; 953 wait_queue_head_t d0i3_exit_waitq; 954 wait_queue_head_t rx_sync_waitq; 955 956 /* BT-Coex */ 957 struct iwl_bt_coex_profile_notif last_bt_notif; 958 struct iwl_bt_coex_ci_cmd last_bt_ci_cmd; 959 960 u8 bt_tx_prio; 961 enum iwl_bt_force_ant_mode bt_force_ant_mode; 962 963 /* Aux ROC */ 964 struct list_head aux_roc_te_list; 965 966 /* Thermal Throttling and CTkill */ 967 struct iwl_mvm_tt_mgmt thermal_throttle; 968 #ifdef CONFIG_THERMAL 969 struct iwl_mvm_thermal_device tz_device; 970 struct iwl_mvm_cooling_device cooling_dev; 971 #endif 972 973 s32 temperature; /* Celsius */ 974 /* 975 * Debug option to set the NIC temperature. This option makes the 976 * driver think this is the actual NIC temperature, and ignore the 977 * real temperature that is received from the fw 978 */ 979 bool temperature_test; /* Debug test temperature is enabled */ 980 981 struct iwl_time_quota_cmd last_quota_cmd; 982 983 #ifdef CONFIG_NL80211_TESTMODE 984 u32 noa_duration; 985 struct ieee80211_vif *noa_vif; 986 #endif 987 988 /* Tx queues */ 989 u16 aux_queue; 990 u16 snif_queue; 991 u16 probe_queue; 992 u16 p2p_dev_queue; 993 994 /* Indicate if device power save is allowed */ 995 u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */ 996 unsigned int max_amsdu_len; /* used for debugfs only */ 997 998 struct ieee80211_vif __rcu *csa_vif; 999 struct ieee80211_vif __rcu *csa_tx_blocked_vif; 1000 u8 csa_tx_block_bcn_timeout; 1001 1002 /* system time of last beacon (for AP/GO interface) */ 1003 u32 ap_last_beacon_gp2; 1004 1005 /* indicates that we transmitted the last beacon */ 1006 bool ibss_manager; 1007 1008 bool lar_regdom_set; 1009 enum iwl_mcc_source mcc_src; 1010 1011 /* TDLS channel switch data */ 1012 struct { 1013 struct delayed_work dwork; 1014 enum iwl_mvm_tdls_cs_state state; 1015 1016 /* 1017 * Current cs sta - might be different from periodic cs peer 1018 * station. Value is meaningless when the cs-state is idle. 1019 */ 1020 u8 cur_sta_id; 1021 1022 /* TDLS periodic channel-switch peer */ 1023 struct { 1024 u8 sta_id; 1025 u8 op_class; 1026 bool initiator; /* are we the link initiator */ 1027 struct cfg80211_chan_def chandef; 1028 struct sk_buff *skb; /* ch sw template */ 1029 u32 ch_sw_tm_ie; 1030 1031 /* timestamp of last ch-sw request sent (GP2 time) */ 1032 u32 sent_timestamp; 1033 } peer; 1034 } tdls_cs; 1035 1036 1037 u32 ciphers[IWL_MVM_NUM_CIPHERS]; 1038 struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS]; 1039 struct iwl_mvm_tof_data tof_data; 1040 1041 struct ieee80211_vif *nan_vif; 1042 #define IWL_MAX_BAID 32 1043 struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID]; 1044 1045 /* 1046 * Drop beacons from other APs in AP mode when there are no connected 1047 * clients. 1048 */ 1049 bool drop_bcn_ap_mode; 1050 1051 struct delayed_work cs_tx_unblock_dwork; 1052 1053 /* does a monitor vif exist (only one can exist hence bool) */ 1054 bool monitor_on; 1055 #ifdef CONFIG_ACPI 1056 struct iwl_mvm_sar_profile sar_profiles[ACPI_SAR_PROFILE_NUM]; 1057 struct iwl_mvm_geo_profile geo_profiles[ACPI_NUM_GEO_PROFILES]; 1058 #endif 1059 }; 1060 1061 /* Extract MVM priv from op_mode and _hw */ 1062 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \ 1063 ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific) 1064 1065 #define IWL_MAC80211_GET_MVM(_hw) \ 1066 IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv)) 1067 1068 /** 1069 * enum iwl_mvm_status - MVM status bits 1070 * @IWL_MVM_STATUS_HW_RFKILL: HW RF-kill is asserted 1071 * @IWL_MVM_STATUS_HW_CTKILL: CT-kill is active 1072 * @IWL_MVM_STATUS_ROC_RUNNING: remain-on-channel is running 1073 * @IWL_MVM_STATUS_HW_RESTART_REQUESTED: HW restart was requested 1074 * @IWL_MVM_STATUS_IN_HW_RESTART: HW restart is active 1075 * @IWL_MVM_STATUS_IN_D0I3: NIC is in D0i3 1076 * @IWL_MVM_STATUS_ROC_AUX_RUNNING: AUX remain-on-channel is running 1077 * @IWL_MVM_STATUS_D3_RECONFIG: D3 reconfiguration is being done 1078 * @IWL_MVM_STATUS_FIRMWARE_RUNNING: firmware is running 1079 * @IWL_MVM_STATUS_NEED_FLUSH_P2P: need to flush P2P bcast STA 1080 */ 1081 enum iwl_mvm_status { 1082 IWL_MVM_STATUS_HW_RFKILL, 1083 IWL_MVM_STATUS_HW_CTKILL, 1084 IWL_MVM_STATUS_ROC_RUNNING, 1085 IWL_MVM_STATUS_HW_RESTART_REQUESTED, 1086 IWL_MVM_STATUS_IN_HW_RESTART, 1087 IWL_MVM_STATUS_IN_D0I3, 1088 IWL_MVM_STATUS_ROC_AUX_RUNNING, 1089 IWL_MVM_STATUS_D3_RECONFIG, 1090 IWL_MVM_STATUS_FIRMWARE_RUNNING, 1091 IWL_MVM_STATUS_NEED_FLUSH_P2P, 1092 }; 1093 1094 /* Keep track of completed init configuration */ 1095 enum iwl_mvm_init_status { 1096 IWL_MVM_INIT_STATUS_THERMAL_INIT_COMPLETE = BIT(0), 1097 IWL_MVM_INIT_STATUS_LEDS_INIT_COMPLETE = BIT(1), 1098 IWL_MVM_INIT_STATUS_REG_HW_INIT_COMPLETE = BIT(2), 1099 IWL_MVM_INIT_STATUS_TOF_INIT_COMPLETE = BIT(3), 1100 }; 1101 1102 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm) 1103 { 1104 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) || 1105 test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status); 1106 } 1107 1108 static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm) 1109 { 1110 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status); 1111 } 1112 1113 static inline bool iwl_mvm_firmware_running(struct iwl_mvm *mvm) 1114 { 1115 return test_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status); 1116 } 1117 1118 /* Must be called with rcu_read_lock() held and it can only be 1119 * released when mvmsta is not needed anymore. 1120 */ 1121 static inline struct iwl_mvm_sta * 1122 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id) 1123 { 1124 struct ieee80211_sta *sta; 1125 1126 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id)) 1127 return NULL; 1128 1129 sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]); 1130 1131 /* This can happen if the station has been removed right now */ 1132 if (IS_ERR_OR_NULL(sta)) 1133 return NULL; 1134 1135 return iwl_mvm_sta_from_mac80211(sta); 1136 } 1137 1138 static inline struct iwl_mvm_sta * 1139 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id) 1140 { 1141 struct ieee80211_sta *sta; 1142 1143 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id)) 1144 return NULL; 1145 1146 sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id], 1147 lockdep_is_held(&mvm->mutex)); 1148 1149 /* This can happen if the station has been removed right now */ 1150 if (IS_ERR_OR_NULL(sta)) 1151 return NULL; 1152 1153 return iwl_mvm_sta_from_mac80211(sta); 1154 } 1155 1156 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm) 1157 { 1158 return !iwlwifi_mod_params.d0i3_disable && 1159 fw_has_capa(&mvm->fw->ucode_capa, 1160 IWL_UCODE_TLV_CAPA_D0I3_SUPPORT); 1161 } 1162 1163 static inline bool iwl_mvm_is_adaptive_dwell_supported(struct iwl_mvm *mvm) 1164 { 1165 return fw_has_api(&mvm->fw->ucode_capa, 1166 IWL_UCODE_TLV_API_ADAPTIVE_DWELL); 1167 } 1168 1169 static inline bool iwl_mvm_is_adaptive_dwell_v2_supported(struct iwl_mvm *mvm) 1170 { 1171 return fw_has_api(&mvm->fw->ucode_capa, 1172 IWL_UCODE_TLV_API_ADAPTIVE_DWELL_V2); 1173 } 1174 1175 static inline bool iwl_mvm_is_oce_supported(struct iwl_mvm *mvm) 1176 { 1177 /* OCE should never be enabled for LMAC scan FWs */ 1178 return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_OCE); 1179 } 1180 1181 static inline bool iwl_mvm_enter_d0i3_on_suspend(struct iwl_mvm *mvm) 1182 { 1183 /* For now we only use this mode to differentiate between 1184 * slave transports, which handle D0i3 entry in suspend by 1185 * themselves in conjunction with runtime PM D0i3. So, this 1186 * function is used to check whether we need to do anything 1187 * when entering suspend or if the transport layer has already 1188 * done it. 1189 */ 1190 return (mvm->trans->system_pm_mode == IWL_PLAT_PM_MODE_D0I3) && 1191 (mvm->trans->runtime_pm_mode != IWL_PLAT_PM_MODE_D0I3); 1192 } 1193 1194 static inline bool iwl_mvm_is_dqa_data_queue(struct iwl_mvm *mvm, u8 queue) 1195 { 1196 return (queue >= IWL_MVM_DQA_MIN_DATA_QUEUE) && 1197 (queue <= IWL_MVM_DQA_MAX_DATA_QUEUE); 1198 } 1199 1200 static inline bool iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm *mvm, u8 queue) 1201 { 1202 return (queue >= IWL_MVM_DQA_MIN_MGMT_QUEUE) && 1203 (queue <= IWL_MVM_DQA_MAX_MGMT_QUEUE); 1204 } 1205 1206 static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm) 1207 { 1208 bool nvm_lar = mvm->nvm_data->lar_enabled; 1209 bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa, 1210 IWL_UCODE_TLV_CAPA_LAR_SUPPORT); 1211 1212 if (iwlwifi_mod_params.lar_disable) 1213 return false; 1214 1215 /* 1216 * Enable LAR only if it is supported by the FW (TLV) && 1217 * enabled in the NVM 1218 */ 1219 if (mvm->cfg->nvm_type == IWL_NVM_EXT) 1220 return nvm_lar && tlv_lar; 1221 else 1222 return tlv_lar; 1223 } 1224 1225 static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm) 1226 { 1227 return fw_has_api(&mvm->fw->ucode_capa, 1228 IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) || 1229 fw_has_capa(&mvm->fw->ucode_capa, 1230 IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC); 1231 } 1232 1233 static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm) 1234 { 1235 return fw_has_capa(&mvm->fw->ucode_capa, 1236 IWL_UCODE_TLV_CAPA_BT_COEX_RRC) && 1237 IWL_MVM_BT_COEX_RRC; 1238 } 1239 1240 static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm) 1241 { 1242 return fw_has_capa(&mvm->fw->ucode_capa, 1243 IWL_UCODE_TLV_CAPA_CSUM_SUPPORT) && 1244 !IWL_MVM_HW_CSUM_DISABLE; 1245 } 1246 1247 static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm) 1248 { 1249 return fw_has_capa(&mvm->fw->ucode_capa, 1250 IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) && 1251 IWL_MVM_BT_COEX_MPLUT; 1252 } 1253 1254 static inline 1255 bool iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm *mvm) 1256 { 1257 return fw_has_capa(&mvm->fw->ucode_capa, 1258 IWL_UCODE_TLV_CAPA_P2P_SCM_UAPSD) && 1259 !(iwlwifi_mod_params.uapsd_disable & 1260 IWL_DISABLE_UAPSD_P2P_CLIENT); 1261 } 1262 1263 static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm) 1264 { 1265 return fw_has_capa(&mvm->fw->ucode_capa, 1266 IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT); 1267 } 1268 1269 static inline bool iwl_mvm_has_new_tx_api(struct iwl_mvm *mvm) 1270 { 1271 /* TODO - replace with TLV once defined */ 1272 return mvm->trans->cfg->use_tfh; 1273 } 1274 1275 static inline bool iwl_mvm_has_unified_ucode(struct iwl_mvm *mvm) 1276 { 1277 /* TODO - better define this */ 1278 return mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000; 1279 } 1280 1281 static inline bool iwl_mvm_is_cdb_supported(struct iwl_mvm *mvm) 1282 { 1283 /* 1284 * TODO: 1285 * The issue of how to determine CDB APIs and usage is still not fully 1286 * defined. 1287 * There is a compilation for CDB and non-CDB FW, but there may 1288 * be also runtime check. 1289 * For now there is a TLV for checking compilation mode, but a 1290 * runtime check will also have to be here - once defined. 1291 */ 1292 return fw_has_capa(&mvm->fw->ucode_capa, 1293 IWL_UCODE_TLV_CAPA_CDB_SUPPORT); 1294 } 1295 1296 static inline bool iwl_mvm_has_new_rx_stats_api(struct iwl_mvm *mvm) 1297 { 1298 return fw_has_api(&mvm->fw->ucode_capa, 1299 IWL_UCODE_TLV_API_NEW_RX_STATS); 1300 } 1301 1302 static inline bool iwl_mvm_has_quota_low_latency(struct iwl_mvm *mvm) 1303 { 1304 return fw_has_api(&mvm->fw->ucode_capa, 1305 IWL_UCODE_TLV_API_QUOTA_LOW_LATENCY); 1306 } 1307 1308 static inline bool iwl_mvm_has_tlc_offload(const struct iwl_mvm *mvm) 1309 { 1310 return fw_has_capa(&mvm->fw->ucode_capa, 1311 IWL_UCODE_TLV_CAPA_TLC_OFFLOAD); 1312 } 1313 1314 static inline struct agg_tx_status * 1315 iwl_mvm_get_agg_status(struct iwl_mvm *mvm, void *tx_resp) 1316 { 1317 if (iwl_mvm_has_new_tx_api(mvm)) 1318 return &((struct iwl_mvm_tx_resp *)tx_resp)->status; 1319 else 1320 return ((struct iwl_mvm_tx_resp_v3 *)tx_resp)->status; 1321 } 1322 1323 static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm) 1324 { 1325 #ifdef CONFIG_THERMAL 1326 /* these two TLV are redundant since the responsibility to CT-kill by 1327 * FW happens only after we send at least one command of 1328 * temperature THs report. 1329 */ 1330 return fw_has_capa(&mvm->fw->ucode_capa, 1331 IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) && 1332 fw_has_capa(&mvm->fw->ucode_capa, 1333 IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT); 1334 #else /* CONFIG_THERMAL */ 1335 return false; 1336 #endif /* CONFIG_THERMAL */ 1337 } 1338 1339 static inline bool iwl_mvm_is_ctdp_supported(struct iwl_mvm *mvm) 1340 { 1341 return fw_has_capa(&mvm->fw->ucode_capa, 1342 IWL_UCODE_TLV_CAPA_CTDP_SUPPORT); 1343 } 1344 1345 extern const u8 iwl_mvm_ac_to_tx_fifo[]; 1346 extern const u8 iwl_mvm_ac_to_gen2_tx_fifo[]; 1347 1348 static inline u8 iwl_mvm_mac_ac_to_tx_fifo(struct iwl_mvm *mvm, 1349 enum ieee80211_ac_numbers ac) 1350 { 1351 return iwl_mvm_has_new_tx_api(mvm) ? 1352 iwl_mvm_ac_to_gen2_tx_fifo[ac] : iwl_mvm_ac_to_tx_fifo[ac]; 1353 } 1354 1355 struct iwl_rate_info { 1356 u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */ 1357 u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */ 1358 u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */ 1359 u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */ 1360 u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */ 1361 }; 1362 1363 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm); 1364 int __iwl_mvm_mac_start(struct iwl_mvm *mvm); 1365 1366 /****************** 1367 * MVM Methods 1368 ******************/ 1369 /* uCode */ 1370 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm); 1371 1372 /* Utils */ 1373 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags, 1374 enum nl80211_band band); 1375 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags, 1376 enum nl80211_band band, 1377 struct ieee80211_tx_rate *r); 1378 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx); 1379 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm); 1380 u8 first_antenna(u8 mask); 1381 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx); 1382 void iwl_mvm_get_sync_time(struct iwl_mvm *mvm, u32 *gp2, u64 *boottime); 1383 1384 /* Tx / Host Commands */ 1385 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm, 1386 struct iwl_host_cmd *cmd); 1387 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id, 1388 u32 flags, u16 len, const void *data); 1389 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm, 1390 struct iwl_host_cmd *cmd, 1391 u32 *status); 1392 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id, 1393 u16 len, const void *data, 1394 u32 *status); 1395 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb, 1396 struct ieee80211_sta *sta); 1397 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb); 1398 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb, 1399 struct iwl_tx_cmd *tx_cmd, 1400 struct ieee80211_tx_info *info, u8 sta_id); 1401 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd, 1402 struct ieee80211_tx_info *info, 1403 struct ieee80211_sta *sta, __le16 fc); 1404 #ifdef CONFIG_IWLWIFI_DEBUG 1405 const char *iwl_mvm_get_tx_fail_reason(u32 status); 1406 #else 1407 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; } 1408 #endif 1409 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, u32 flags); 1410 int iwl_mvm_flush_sta(struct iwl_mvm *mvm, void *sta, bool internal, u32 flags); 1411 int iwl_mvm_flush_sta_tids(struct iwl_mvm *mvm, u32 sta_id, 1412 u16 tids, u32 flags); 1413 1414 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm); 1415 1416 static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info, 1417 struct iwl_tx_cmd *tx_cmd) 1418 { 1419 struct ieee80211_key_conf *keyconf = info->control.hw_key; 1420 1421 tx_cmd->sec_ctl = TX_CMD_SEC_CCM; 1422 memcpy(tx_cmd->key, keyconf->key, keyconf->keylen); 1423 } 1424 1425 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm) 1426 { 1427 flush_work(&mvm->async_handlers_wk); 1428 } 1429 1430 /* Statistics */ 1431 void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm, 1432 struct iwl_rx_packet *pkt); 1433 void iwl_mvm_rx_statistics(struct iwl_mvm *mvm, 1434 struct iwl_rx_cmd_buffer *rxb); 1435 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear); 1436 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm); 1437 1438 /* NVM */ 1439 int iwl_nvm_init(struct iwl_mvm *mvm); 1440 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm); 1441 int iwl_mvm_read_external_nvm(struct iwl_mvm *mvm); 1442 1443 static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm) 1444 { 1445 return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ? 1446 mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant : 1447 mvm->fw->valid_tx_ant; 1448 } 1449 1450 static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm) 1451 { 1452 return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ? 1453 mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant : 1454 mvm->fw->valid_rx_ant; 1455 } 1456 1457 static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm) 1458 { 1459 u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN | 1460 FW_PHY_CFG_RX_CHAIN); 1461 u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm); 1462 u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm); 1463 1464 phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS | 1465 valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS; 1466 1467 return mvm->fw->phy_config & phy_config; 1468 } 1469 1470 int iwl_mvm_up(struct iwl_mvm *mvm); 1471 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm); 1472 1473 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm); 1474 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm, 1475 struct iwl_bcast_filter_cmd *cmd); 1476 1477 /* 1478 * FW notifications / CMD responses handlers 1479 * Convention: iwl_mvm_rx_<NAME OF THE CMD> 1480 */ 1481 void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1482 void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi, 1483 struct iwl_rx_cmd_buffer *rxb); 1484 void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi, 1485 struct iwl_rx_cmd_buffer *rxb, int queue); 1486 void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi, 1487 struct iwl_rx_cmd_buffer *rxb, int queue); 1488 int iwl_mvm_notify_rx_queue(struct iwl_mvm *mvm, u32 rxq_mask, 1489 const u8 *data, u32 count); 1490 void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, 1491 int queue); 1492 void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1493 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm, 1494 struct iwl_rx_cmd_buffer *rxb); 1495 void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1496 void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm, 1497 struct iwl_rx_cmd_buffer *rxb); 1498 void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1499 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm, 1500 struct iwl_rx_cmd_buffer *rxb); 1501 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm, 1502 struct iwl_rx_cmd_buffer *rxb); 1503 void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm, 1504 struct iwl_rx_cmd_buffer *rxb); 1505 1506 /* MVM PHY */ 1507 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, 1508 struct cfg80211_chan_def *chandef, 1509 u8 chains_static, u8 chains_dynamic); 1510 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, 1511 struct cfg80211_chan_def *chandef, 1512 u8 chains_static, u8 chains_dynamic); 1513 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm, 1514 struct iwl_mvm_phy_ctxt *ctxt); 1515 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm, 1516 struct iwl_mvm_phy_ctxt *ctxt); 1517 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm); 1518 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef); 1519 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef); 1520 1521 /* MAC (virtual interface) programming */ 1522 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1523 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1524 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1525 bool force_assoc_off, const u8 *bssid_override); 1526 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1527 u32 iwl_mvm_mac_get_queues_mask(struct ieee80211_vif *vif); 1528 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm, 1529 struct ieee80211_vif *vif); 1530 void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm, 1531 struct iwl_rx_cmd_buffer *rxb); 1532 void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm, 1533 struct iwl_rx_cmd_buffer *rxb); 1534 void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm, 1535 struct iwl_rx_cmd_buffer *rxb); 1536 void iwl_mvm_mu_mimo_grp_notif(struct iwl_mvm *mvm, 1537 struct iwl_rx_cmd_buffer *rxb); 1538 void iwl_mvm_sta_pm_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1539 void iwl_mvm_window_status_notif(struct iwl_mvm *mvm, 1540 struct iwl_rx_cmd_buffer *rxb); 1541 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm, 1542 struct ieee80211_vif *vif); 1543 unsigned long iwl_mvm_get_used_hw_queues(struct iwl_mvm *mvm, 1544 struct ieee80211_vif *exclude_vif); 1545 void iwl_mvm_channel_switch_noa_notif(struct iwl_mvm *mvm, 1546 struct iwl_rx_cmd_buffer *rxb); 1547 /* Bindings */ 1548 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1549 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1550 1551 /* Quota management */ 1552 static inline size_t iwl_mvm_quota_cmd_size(struct iwl_mvm *mvm) 1553 { 1554 return iwl_mvm_has_quota_low_latency(mvm) ? 1555 sizeof(struct iwl_time_quota_cmd) : 1556 sizeof(struct iwl_time_quota_cmd_v1); 1557 } 1558 1559 static inline struct iwl_time_quota_data 1560 *iwl_mvm_quota_cmd_get_quota(struct iwl_mvm *mvm, 1561 struct iwl_time_quota_cmd *cmd, 1562 int i) 1563 { 1564 struct iwl_time_quota_data_v1 *quotas; 1565 1566 if (iwl_mvm_has_quota_low_latency(mvm)) 1567 return &cmd->quotas[i]; 1568 1569 quotas = (struct iwl_time_quota_data_v1 *)cmd->quotas; 1570 return (struct iwl_time_quota_data *)"as[i]; 1571 } 1572 1573 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload, 1574 struct ieee80211_vif *disabled_vif); 1575 1576 /* Scanning */ 1577 int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1578 struct cfg80211_scan_request *req, 1579 struct ieee80211_scan_ies *ies); 1580 int iwl_mvm_scan_size(struct iwl_mvm *mvm); 1581 int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify); 1582 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm); 1583 void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm); 1584 void iwl_mvm_scan_timeout_wk(struct work_struct *work); 1585 1586 /* Scheduled scan */ 1587 void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm, 1588 struct iwl_rx_cmd_buffer *rxb); 1589 void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm, 1590 struct iwl_rx_cmd_buffer *rxb); 1591 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm, 1592 struct ieee80211_vif *vif, 1593 struct cfg80211_sched_scan_request *req, 1594 struct ieee80211_scan_ies *ies, 1595 int type); 1596 void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm, 1597 struct iwl_rx_cmd_buffer *rxb); 1598 1599 /* UMAC scan */ 1600 int iwl_mvm_config_scan(struct iwl_mvm *mvm); 1601 void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm, 1602 struct iwl_rx_cmd_buffer *rxb); 1603 void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm, 1604 struct iwl_rx_cmd_buffer *rxb); 1605 1606 /* MVM debugfs */ 1607 #ifdef CONFIG_IWLWIFI_DEBUGFS 1608 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir); 1609 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1610 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1611 #else 1612 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, 1613 struct dentry *dbgfs_dir) 1614 { 1615 return 0; 1616 } 1617 static inline void 1618 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif) 1619 { 1620 } 1621 static inline void 1622 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif) 1623 { 1624 } 1625 #endif /* CONFIG_IWLWIFI_DEBUGFS */ 1626 1627 /* rate scaling */ 1628 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init); 1629 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg); 1630 int rs_pretty_print_rate(char *buf, int bufsz, const u32 rate); 1631 void rs_update_last_rssi(struct iwl_mvm *mvm, 1632 struct iwl_mvm_sta *mvmsta, 1633 struct ieee80211_rx_status *rx_status); 1634 1635 /* power management */ 1636 int iwl_mvm_power_update_device(struct iwl_mvm *mvm); 1637 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm); 1638 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm); 1639 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1640 char *buf, int bufsz); 1641 1642 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1643 void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm, 1644 struct iwl_rx_cmd_buffer *rxb); 1645 1646 #ifdef CONFIG_IWLWIFI_LEDS 1647 int iwl_mvm_leds_init(struct iwl_mvm *mvm); 1648 void iwl_mvm_leds_exit(struct iwl_mvm *mvm); 1649 void iwl_mvm_leds_sync(struct iwl_mvm *mvm); 1650 #else 1651 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm) 1652 { 1653 return 0; 1654 } 1655 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm) 1656 { 1657 } 1658 static inline void iwl_mvm_leds_sync(struct iwl_mvm *mvm) 1659 { 1660 } 1661 #endif 1662 1663 /* D3 (WoWLAN, NetDetect) */ 1664 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan); 1665 int iwl_mvm_resume(struct ieee80211_hw *hw); 1666 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled); 1667 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw, 1668 struct ieee80211_vif *vif, 1669 struct cfg80211_gtk_rekey_data *data); 1670 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw, 1671 struct ieee80211_vif *vif, 1672 struct inet6_dev *idev); 1673 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw, 1674 struct ieee80211_vif *vif, int idx); 1675 extern const struct file_operations iwl_dbgfs_d3_test_ops; 1676 #ifdef CONFIG_PM 1677 int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm, 1678 struct ieee80211_vif *vif, 1679 bool host_awake, 1680 u32 cmd_flags); 1681 void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm, 1682 struct ieee80211_vif *vif, 1683 struct iwl_wowlan_status *status); 1684 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, 1685 struct ieee80211_vif *vif); 1686 #else 1687 static inline int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm, 1688 struct ieee80211_vif *vif, 1689 bool host_awake, 1690 u32 cmd_flags) 1691 { 1692 return 0; 1693 } 1694 1695 static inline void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm, 1696 struct ieee80211_vif *vif, 1697 struct iwl_wowlan_status *status) 1698 { 1699 } 1700 1701 static inline void 1702 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif) 1703 { 1704 } 1705 #endif 1706 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta, 1707 struct iwl_wowlan_config_cmd *cmd); 1708 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm, 1709 struct ieee80211_vif *vif, 1710 bool disable_offloading, 1711 bool offload_ns, 1712 u32 cmd_flags); 1713 1714 /* D0i3 */ 1715 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); 1716 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); 1717 int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); 1718 bool iwl_mvm_ref_taken(struct iwl_mvm *mvm); 1719 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq); 1720 int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode); 1721 int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode); 1722 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm); 1723 1724 /* BT Coex */ 1725 int iwl_mvm_send_bt_init_conf(struct iwl_mvm *mvm); 1726 void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm, 1727 struct iwl_rx_cmd_buffer *rxb); 1728 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1729 enum ieee80211_rssi_event_data); 1730 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm); 1731 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm, 1732 struct ieee80211_sta *sta); 1733 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm, 1734 struct ieee80211_sta *sta); 1735 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant); 1736 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm); 1737 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm, 1738 enum nl80211_band band); 1739 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr, 1740 struct ieee80211_tx_info *info, u8 ac); 1741 1742 /* beacon filtering */ 1743 #ifdef CONFIG_IWLWIFI_DEBUGFS 1744 void 1745 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif, 1746 struct iwl_beacon_filter_cmd *cmd); 1747 #else 1748 static inline void 1749 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif, 1750 struct iwl_beacon_filter_cmd *cmd) 1751 {} 1752 #endif 1753 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm, 1754 struct ieee80211_vif *vif, 1755 bool enable, u32 flags); 1756 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm, 1757 struct ieee80211_vif *vif, 1758 u32 flags); 1759 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm, 1760 struct ieee80211_vif *vif, 1761 u32 flags); 1762 /* SMPS */ 1763 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1764 enum iwl_mvm_smps_type_request req_type, 1765 enum ieee80211_smps_mode smps_request); 1766 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm); 1767 1768 /* Low latency */ 1769 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1770 bool low_latency, 1771 enum iwl_mvm_low_latency_cause cause); 1772 /* get SystemLowLatencyMode - only needed for beacon threshold? */ 1773 bool iwl_mvm_low_latency(struct iwl_mvm *mvm); 1774 /* get VMACLowLatencyMode */ 1775 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif) 1776 { 1777 /* 1778 * should this consider associated/active/... state? 1779 * 1780 * Normally low-latency should only be active on interfaces 1781 * that are active, but at least with debugfs it can also be 1782 * enabled on interfaces that aren't active. However, when 1783 * interface aren't active then they aren't added into the 1784 * binding, so this has no real impact. For now, just return 1785 * the current desired low-latency state. 1786 */ 1787 return mvmvif->low_latency; 1788 } 1789 1790 static inline 1791 void iwl_mvm_vif_set_low_latency(struct iwl_mvm_vif *mvmvif, bool set, 1792 enum iwl_mvm_low_latency_cause cause) 1793 { 1794 if (set) 1795 mvmvif->low_latency |= cause; 1796 else 1797 mvmvif->low_latency &= ~cause; 1798 } 1799 1800 /* hw scheduler queue config */ 1801 bool iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue, 1802 u16 ssn, const struct iwl_trans_txq_scd_cfg *cfg, 1803 unsigned int wdg_timeout); 1804 int iwl_mvm_tvqm_enable_txq(struct iwl_mvm *mvm, int mac80211_queue, 1805 u8 sta_id, u8 tid, unsigned int timeout); 1806 1807 int iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue, 1808 u8 tid, u8 flags); 1809 int iwl_mvm_find_free_queue(struct iwl_mvm *mvm, u8 sta_id, u8 minq, u8 maxq); 1810 1811 /* Return a bitmask with all the hw supported queues, except for the 1812 * command queue, which can't be flushed. 1813 */ 1814 static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm) 1815 { 1816 return ((BIT(mvm->cfg->base_params->num_of_queues) - 1) & 1817 ~BIT(IWL_MVM_DQA_CMD_QUEUE)); 1818 } 1819 1820 static inline void iwl_mvm_stop_device(struct iwl_mvm *mvm) 1821 { 1822 iwl_fw_cancel_timestamp(&mvm->fwrt); 1823 iwl_free_fw_paging(&mvm->fwrt); 1824 clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status); 1825 iwl_fw_dump_conf_clear(&mvm->fwrt); 1826 iwl_trans_stop_device(mvm->trans); 1827 } 1828 1829 /* Stop/start all mac queues in a given bitmap */ 1830 void iwl_mvm_start_mac_queues(struct iwl_mvm *mvm, unsigned long mq); 1831 void iwl_mvm_stop_mac_queues(struct iwl_mvm *mvm, unsigned long mq); 1832 1833 /* Re-configure the SCD for a queue that has already been configured */ 1834 int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id, 1835 int tid, int frame_limit, u16 ssn); 1836 1837 /* Thermal management and CT-kill */ 1838 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff); 1839 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp); 1840 void iwl_mvm_temp_notif(struct iwl_mvm *mvm, 1841 struct iwl_rx_cmd_buffer *rxb); 1842 void iwl_mvm_tt_handler(struct iwl_mvm *mvm); 1843 void iwl_mvm_thermal_initialize(struct iwl_mvm *mvm, u32 min_backoff); 1844 void iwl_mvm_thermal_exit(struct iwl_mvm *mvm); 1845 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state); 1846 int iwl_mvm_get_temp(struct iwl_mvm *mvm, s32 *temp); 1847 void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1848 void iwl_mvm_enter_ctkill(struct iwl_mvm *mvm); 1849 int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm *mvm); 1850 int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 budget); 1851 1852 /* Location Aware Regulatory */ 1853 struct iwl_mcc_update_resp * 1854 iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2, 1855 enum iwl_mcc_source src_id); 1856 int iwl_mvm_init_mcc(struct iwl_mvm *mvm); 1857 void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm, 1858 struct iwl_rx_cmd_buffer *rxb); 1859 struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy, 1860 const char *alpha2, 1861 enum iwl_mcc_source src_id, 1862 bool *changed); 1863 struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm, 1864 bool *changed); 1865 int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm); 1866 void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm); 1867 1868 /* smart fifo */ 1869 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1870 bool added_vif); 1871 1872 /* TDLS */ 1873 1874 /* 1875 * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present. 1876 * This TID is marked as used vs the AP and all connected TDLS peers. 1877 */ 1878 #define IWL_MVM_TDLS_FW_TID 4 1879 1880 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1881 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm); 1882 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1883 bool sta_added); 1884 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw, 1885 struct ieee80211_vif *vif); 1886 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw, 1887 struct ieee80211_vif *vif, 1888 struct ieee80211_sta *sta, u8 oper_class, 1889 struct cfg80211_chan_def *chandef, 1890 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie); 1891 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw, 1892 struct ieee80211_vif *vif, 1893 struct ieee80211_tdls_ch_sw_params *params); 1894 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw, 1895 struct ieee80211_vif *vif, 1896 struct ieee80211_sta *sta); 1897 void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1898 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work); 1899 1900 void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm, 1901 struct iwl_mvm_internal_rxq_notif *notif, 1902 u32 size); 1903 void iwl_mvm_reorder_timer_expired(struct timer_list *t); 1904 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm); 1905 bool iwl_mvm_is_vif_assoc(struct iwl_mvm *mvm); 1906 1907 void iwl_mvm_inactivity_check(struct iwl_mvm *mvm); 1908 1909 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error); 1910 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm, 1911 struct ieee80211_vif *vif, 1912 bool tdls, bool cmd_q); 1913 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1914 const char *errmsg); 1915 void iwl_mvm_event_frame_timeout_callback(struct iwl_mvm *mvm, 1916 struct ieee80211_vif *vif, 1917 const struct ieee80211_sta *sta, 1918 u16 tid); 1919 1920 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b); 1921 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm); 1922 #ifdef CONFIG_IWLWIFI_DEBUGFS 1923 void iwl_mvm_sta_add_debugfs(struct ieee80211_hw *hw, 1924 struct ieee80211_vif *vif, 1925 struct ieee80211_sta *sta, 1926 struct dentry *dir); 1927 #endif 1928 1929 #endif /* __IWL_MVM_H__ */ 1930