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 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 u16 cab_queue; 384 385 bool uploaded; 386 bool ap_ibss_active; 387 bool pm_enabled; 388 bool monitor_active; 389 bool low_latency_traffic, low_latency_dbgfs, low_latency_vcmd; 390 bool ps_disabled; 391 struct iwl_mvm_vif_bf_data bf_data; 392 393 struct { 394 u32 num_beacons, accu_num_beacons; 395 u8 avg_signal; 396 } beacon_stats; 397 398 u32 ap_beacon_time; 399 400 enum iwl_tsf_id tsf_id; 401 402 /* 403 * QoS data from mac80211, need to store this here 404 * as mac80211 has a separate callback but we need 405 * to have the data for the MAC context 406 */ 407 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS]; 408 struct iwl_mvm_time_event_data time_event_data; 409 struct iwl_mvm_time_event_data hs_time_event_data; 410 411 struct iwl_mvm_int_sta bcast_sta; 412 struct iwl_mvm_int_sta mcast_sta; 413 414 /* 415 * Assigned while mac80211 has the interface in a channel context, 416 * or, for P2P Device, while it exists. 417 */ 418 struct iwl_mvm_phy_ctxt *phy_ctxt; 419 420 #ifdef CONFIG_PM 421 /* WoWLAN GTK rekey data */ 422 struct { 423 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN]; 424 __le64 replay_ctr; 425 bool valid; 426 } rekey_data; 427 428 int tx_key_idx; 429 430 bool seqno_valid; 431 u16 seqno; 432 #endif 433 434 #if IS_ENABLED(CONFIG_IPV6) 435 /* IPv6 addresses for WoWLAN */ 436 struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX]; 437 unsigned long tentative_addrs[BITS_TO_LONGS(IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX)]; 438 int num_target_ipv6_addrs; 439 #endif 440 441 #ifdef CONFIG_IWLWIFI_DEBUGFS 442 struct dentry *dbgfs_dir; 443 struct dentry *dbgfs_slink; 444 struct iwl_dbgfs_pm dbgfs_pm; 445 struct iwl_dbgfs_bf dbgfs_bf; 446 struct iwl_mac_power_cmd mac_pwr_cmd; 447 int dbgfs_quota_min; 448 #endif 449 450 enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ]; 451 452 /* FW identified misbehaving AP */ 453 u8 uapsd_misbehaving_bssid[ETH_ALEN]; 454 455 /* Indicates that CSA countdown may be started */ 456 bool csa_countdown; 457 bool csa_failed; 458 u16 csa_target_freq; 459 460 /* TCP Checksum Offload */ 461 netdev_features_t features; 462 463 /* 464 * link quality measurement - used to check whether this interface 465 * is in the middle of a link quality measurement 466 */ 467 bool lqm_active; 468 }; 469 470 static inline struct iwl_mvm_vif * 471 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif) 472 { 473 if (!vif) 474 return NULL; 475 return (void *)vif->drv_priv; 476 } 477 478 extern const u8 tid_to_mac80211_ac[]; 479 480 #define IWL_MVM_SCAN_STOPPING_SHIFT 8 481 482 enum iwl_scan_status { 483 IWL_MVM_SCAN_REGULAR = BIT(0), 484 IWL_MVM_SCAN_SCHED = BIT(1), 485 IWL_MVM_SCAN_NETDETECT = BIT(2), 486 487 IWL_MVM_SCAN_STOPPING_REGULAR = BIT(8), 488 IWL_MVM_SCAN_STOPPING_SCHED = BIT(9), 489 IWL_MVM_SCAN_STOPPING_NETDETECT = BIT(10), 490 491 IWL_MVM_SCAN_REGULAR_MASK = IWL_MVM_SCAN_REGULAR | 492 IWL_MVM_SCAN_STOPPING_REGULAR, 493 IWL_MVM_SCAN_SCHED_MASK = IWL_MVM_SCAN_SCHED | 494 IWL_MVM_SCAN_STOPPING_SCHED, 495 IWL_MVM_SCAN_NETDETECT_MASK = IWL_MVM_SCAN_NETDETECT | 496 IWL_MVM_SCAN_STOPPING_NETDETECT, 497 498 IWL_MVM_SCAN_STOPPING_MASK = 0xff << IWL_MVM_SCAN_STOPPING_SHIFT, 499 IWL_MVM_SCAN_MASK = 0xff, 500 }; 501 502 enum iwl_mvm_scan_type { 503 IWL_SCAN_TYPE_NOT_SET, 504 IWL_SCAN_TYPE_UNASSOC, 505 IWL_SCAN_TYPE_WILD, 506 IWL_SCAN_TYPE_MILD, 507 IWL_SCAN_TYPE_FRAGMENTED, 508 }; 509 510 enum iwl_mvm_sched_scan_pass_all_states { 511 SCHED_SCAN_PASS_ALL_DISABLED, 512 SCHED_SCAN_PASS_ALL_ENABLED, 513 SCHED_SCAN_PASS_ALL_FOUND, 514 }; 515 516 /** 517 * struct iwl_nvm_section - describes an NVM section in memory. 518 * 519 * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD, 520 * and saved for later use by the driver. Not all NVM sections are saved 521 * this way, only the needed ones. 522 */ 523 struct iwl_nvm_section { 524 u16 length; 525 const u8 *data; 526 }; 527 528 /** 529 * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure 530 * @ct_kill_exit: worker to exit thermal kill 531 * @dynamic_smps: Is thermal throttling enabled dynamic_smps? 532 * @tx_backoff: The current thremal throttling tx backoff in uSec. 533 * @min_backoff: The minimal tx backoff due to power restrictions 534 * @params: Parameters to configure the thermal throttling algorithm. 535 * @throttle: Is thermal throttling is active? 536 */ 537 struct iwl_mvm_tt_mgmt { 538 struct delayed_work ct_kill_exit; 539 bool dynamic_smps; 540 u32 tx_backoff; 541 u32 min_backoff; 542 struct iwl_tt_params params; 543 bool throttle; 544 }; 545 546 #ifdef CONFIG_THERMAL 547 /** 548 *struct iwl_mvm_thermal_device - thermal zone related data 549 * @temp_trips: temperature thresholds for report 550 * @fw_trips_index: keep indexes to original array - temp_trips 551 * @tzone: thermal zone device data 552 */ 553 struct iwl_mvm_thermal_device { 554 s16 temp_trips[IWL_MAX_DTS_TRIPS]; 555 u8 fw_trips_index[IWL_MAX_DTS_TRIPS]; 556 struct thermal_zone_device *tzone; 557 }; 558 559 /* 560 * struct iwl_mvm_cooling_device 561 * @cur_state: current state 562 * @cdev: struct thermal cooling device 563 */ 564 struct iwl_mvm_cooling_device { 565 u32 cur_state; 566 struct thermal_cooling_device *cdev; 567 }; 568 #endif 569 570 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8 571 572 struct iwl_mvm_frame_stats { 573 u32 legacy_frames; 574 u32 ht_frames; 575 u32 vht_frames; 576 u32 bw_20_frames; 577 u32 bw_40_frames; 578 u32 bw_80_frames; 579 u32 bw_160_frames; 580 u32 sgi_frames; 581 u32 ngi_frames; 582 u32 siso_frames; 583 u32 mimo2_frames; 584 u32 agg_frames; 585 u32 ampdu_count; 586 u32 success_frames; 587 u32 fail_frames; 588 u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES]; 589 int last_frame_idx; 590 }; 591 592 enum { 593 D0I3_DEFER_WAKEUP, 594 D0I3_PENDING_WAKEUP, 595 }; 596 597 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff 598 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100 599 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200 600 601 enum iwl_mvm_tdls_cs_state { 602 IWL_MVM_TDLS_SW_IDLE = 0, 603 IWL_MVM_TDLS_SW_REQ_SENT, 604 IWL_MVM_TDLS_SW_RESP_RCVD, 605 IWL_MVM_TDLS_SW_REQ_RCVD, 606 IWL_MVM_TDLS_SW_ACTIVE, 607 }; 608 609 #define MAX_NUM_LMAC 2 610 struct iwl_mvm_shared_mem_cfg { 611 int num_lmacs; 612 int num_txfifo_entries; 613 struct { 614 u32 txfifo_size[TX_FIFO_MAX_NUM]; 615 u32 rxfifo1_size; 616 } lmac[MAX_NUM_LMAC]; 617 u32 rxfifo2_size; 618 u32 internal_txfifo_addr; 619 u32 internal_txfifo_size[TX_FIFO_INTERNAL_MAX_NUM]; 620 }; 621 622 /** 623 * struct iwl_mvm_reorder_buffer - per ra/tid/queue reorder buffer 624 * @head_sn: reorder window head sn 625 * @num_stored: number of mpdus stored in the buffer 626 * @buf_size: the reorder buffer size as set by the last addba request 627 * @sta_id: sta id of this reorder buffer 628 * @queue: queue of this reorder buffer 629 * @last_amsdu: track last ASMDU SN for duplication detection 630 * @last_sub_index: track ASMDU sub frame index for duplication detection 631 * @entries: list of skbs stored 632 * @reorder_time: time the packet was stored in the reorder buffer 633 * @reorder_timer: timer for frames are in the reorder buffer. For AMSDU 634 * it is the time of last received sub-frame 635 * @removed: prevent timer re-arming 636 * @valid: reordering is valid for this queue 637 * @lock: protect reorder buffer internal state 638 * @mvm: mvm pointer, needed for frame timer context 639 */ 640 struct iwl_mvm_reorder_buffer { 641 u16 head_sn; 642 u16 num_stored; 643 u8 buf_size; 644 u8 sta_id; 645 int queue; 646 u16 last_amsdu; 647 u8 last_sub_index; 648 struct sk_buff_head entries[IEEE80211_MAX_AMPDU_BUF]; 649 unsigned long reorder_time[IEEE80211_MAX_AMPDU_BUF]; 650 struct timer_list reorder_timer; 651 bool removed; 652 bool valid; 653 spinlock_t lock; 654 struct iwl_mvm *mvm; 655 } ____cacheline_aligned_in_smp; 656 657 /** 658 * struct iwl_mvm_baid_data - BA session data 659 * @sta_id: station id 660 * @tid: tid of the session 661 * @baid baid of the session 662 * @timeout: the timeout set in the addba request 663 * @last_rx: last rx jiffies, updated only if timeout passed from last update 664 * @session_timer: timer to check if BA session expired, runs at 2 * timeout 665 * @mvm: mvm pointer, needed for timer context 666 * @reorder_buf: reorder buffer, allocated per queue 667 */ 668 struct iwl_mvm_baid_data { 669 struct rcu_head rcu_head; 670 u8 sta_id; 671 u8 tid; 672 u8 baid; 673 u16 timeout; 674 unsigned long last_rx; 675 struct timer_list session_timer; 676 struct iwl_mvm *mvm; 677 struct iwl_mvm_reorder_buffer reorder_buf[]; 678 }; 679 680 /* 681 * enum iwl_mvm_queue_status - queue status 682 * @IWL_MVM_QUEUE_FREE: the queue is not allocated nor reserved 683 * Basically, this means that this queue can be used for any purpose 684 * @IWL_MVM_QUEUE_RESERVED: queue is reserved but not yet in use 685 * This is the state of a queue that has been dedicated for some RATID 686 * (agg'd or not), but that hasn't yet gone through the actual enablement 687 * of iwl_mvm_enable_txq(), and therefore no traffic can go through it yet. 688 * Note that in this state there is no requirement to already know what TID 689 * should be used with this queue, it is just marked as a queue that will 690 * be used, and shouldn't be allocated to anyone else. 691 * @IWL_MVM_QUEUE_READY: queue is ready to be used 692 * This is the state of a queue that has been fully configured (including 693 * SCD pointers, etc), has a specific RA/TID assigned to it, and can be 694 * used to send traffic. 695 * @IWL_MVM_QUEUE_SHARED: queue is shared, or in a process of becoming shared 696 * This is a state in which a single queue serves more than one TID, all of 697 * which are not aggregated. Note that the queue is only associated to one 698 * RA. 699 * @IWL_MVM_QUEUE_INACTIVE: queue is allocated but no traffic on it 700 * This is a state of a queue that has had traffic on it, but during the 701 * last %IWL_MVM_DQA_QUEUE_TIMEOUT time period there has been no traffic on 702 * it. In this state, when a new queue is needed to be allocated but no 703 * such free queue exists, an inactive queue might be freed and given to 704 * the new RA/TID. 705 * @IWL_MVM_QUEUE_RECONFIGURING: queue is being reconfigured 706 * This is the state of a queue that has had traffic pass through it, but 707 * needs to be reconfigured for some reason, e.g. the queue needs to 708 * become unshared and aggregations re-enabled on. 709 */ 710 enum iwl_mvm_queue_status { 711 IWL_MVM_QUEUE_FREE, 712 IWL_MVM_QUEUE_RESERVED, 713 IWL_MVM_QUEUE_READY, 714 IWL_MVM_QUEUE_SHARED, 715 IWL_MVM_QUEUE_INACTIVE, 716 IWL_MVM_QUEUE_RECONFIGURING, 717 }; 718 719 #define IWL_MVM_DQA_QUEUE_TIMEOUT (5 * HZ) 720 #define IWL_MVM_INVALID_QUEUE 0xFFFF 721 722 #define IWL_MVM_NUM_CIPHERS 10 723 724 #ifdef CONFIG_ACPI 725 #define IWL_MVM_SAR_TABLE_SIZE 10 726 #define IWL_MVM_SAR_PROFILE_NUM 4 727 #define IWL_MVM_GEO_TABLE_SIZE 6 728 729 struct iwl_mvm_sar_profile { 730 bool enabled; 731 u8 table[IWL_MVM_SAR_TABLE_SIZE]; 732 }; 733 734 struct iwl_mvm_geo_profile { 735 u8 values[IWL_MVM_GEO_TABLE_SIZE]; 736 }; 737 #endif 738 739 struct iwl_mvm { 740 /* for logger access */ 741 struct device *dev; 742 743 struct iwl_trans *trans; 744 const struct iwl_fw *fw; 745 const struct iwl_cfg *cfg; 746 struct iwl_phy_db *phy_db; 747 struct ieee80211_hw *hw; 748 749 /* for protecting access to iwl_mvm */ 750 struct mutex mutex; 751 struct list_head async_handlers_list; 752 spinlock_t async_handlers_lock; 753 struct work_struct async_handlers_wk; 754 755 struct work_struct roc_done_wk; 756 757 unsigned long init_status; 758 759 unsigned long status; 760 761 u32 queue_sync_cookie; 762 atomic_t queue_sync_counter; 763 /* 764 * for beacon filtering - 765 * currently only one interface can be supported 766 */ 767 struct iwl_mvm_vif *bf_allowed_vif; 768 769 enum iwl_ucode_type cur_ucode; 770 bool hw_registered; 771 bool calibrating; 772 u32 error_event_table[2]; 773 u32 log_event_table; 774 u32 umac_error_event_table; 775 bool support_umac_log; 776 struct iwl_sf_region sf_space; 777 778 u32 ampdu_ref; 779 bool ampdu_toggle; 780 781 struct iwl_notif_wait_data notif_wait; 782 783 union { 784 struct mvm_statistics_rx_v3 rx_stats_v3; 785 struct mvm_statistics_rx rx_stats; 786 }; 787 788 struct { 789 u64 rx_time; 790 u64 tx_time; 791 u64 on_time_rf; 792 u64 on_time_scan; 793 } radio_stats, accu_radio_stats; 794 795 u16 hw_queue_to_mac80211[IWL_MAX_TVQM_QUEUES]; 796 797 struct { 798 u8 hw_queue_refcount; 799 u8 ra_sta_id; /* The RA this queue is mapped to, if exists */ 800 bool reserved; /* Is this the TXQ reserved for a STA */ 801 u8 mac80211_ac; /* The mac80211 AC this queue is mapped to */ 802 u8 txq_tid; /* The TID "owner" of this queue*/ 803 u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */ 804 /* Timestamp for inactivation per TID of this queue */ 805 unsigned long last_frame_time[IWL_MAX_TID_COUNT + 1]; 806 enum iwl_mvm_queue_status status; 807 } queue_info[IWL_MAX_HW_QUEUES]; 808 spinlock_t queue_info_lock; /* For syncing queue mgmt operations */ 809 struct work_struct add_stream_wk; /* To add streams to queues */ 810 811 atomic_t mac80211_queue_stop_count[IEEE80211_MAX_QUEUES]; 812 813 const char *nvm_file_name; 814 struct iwl_nvm_data *nvm_data; 815 /* NVM sections */ 816 struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS]; 817 818 /* Paging section */ 819 struct iwl_fw_paging fw_paging_db[NUM_OF_FW_PAGING_BLOCKS]; 820 u16 num_of_paging_blk; 821 u16 num_of_pages_in_last_blk; 822 823 /* EEPROM MAC addresses */ 824 struct mac_address addresses[IWL_MVM_MAX_ADDRESSES]; 825 826 /* data related to data path */ 827 struct iwl_rx_phy_info last_phy_info; 828 struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT]; 829 struct work_struct sta_drained_wk; 830 unsigned long sta_deferred_frames[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)]; 831 unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)]; 832 atomic_t pending_frames[IWL_MVM_STATION_COUNT]; 833 u32 tfd_drained[IWL_MVM_STATION_COUNT]; 834 u8 rx_ba_sessions; 835 836 /* configured by mac80211 */ 837 u32 rts_threshold; 838 839 /* Scan status, cmd (pre-allocated) and auxiliary station */ 840 unsigned int scan_status; 841 void *scan_cmd; 842 struct iwl_mcast_filter_cmd *mcast_filter_cmd; 843 enum iwl_mvm_scan_type scan_type; 844 enum iwl_mvm_sched_scan_pass_all_states sched_scan_pass_all; 845 struct delayed_work scan_timeout_dwork; 846 847 /* max number of simultaneous scans the FW supports */ 848 unsigned int max_scans; 849 850 /* ts of the beginning of a non-collect fw dbg data period */ 851 unsigned long fw_dbg_non_collect_ts_start[FW_DBG_TRIGGER_MAX - 1]; 852 853 /* UMAC scan tracking */ 854 u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS]; 855 856 /* start time of last scan in TSF of the mac that requested the scan */ 857 u64 scan_start; 858 859 /* the vif that requested the current scan */ 860 struct iwl_mvm_vif *scan_vif; 861 862 /* rx chain antennas set through debugfs for the scan command */ 863 u8 scan_rx_ant; 864 865 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING 866 /* broadcast filters to configure for each associated station */ 867 const struct iwl_fw_bcast_filter *bcast_filters; 868 #ifdef CONFIG_IWLWIFI_DEBUGFS 869 struct { 870 bool override; 871 struct iwl_bcast_filter_cmd cmd; 872 } dbgfs_bcast_filtering; 873 #endif 874 #endif 875 876 /* Internal station */ 877 struct iwl_mvm_int_sta aux_sta; 878 struct iwl_mvm_int_sta snif_sta; 879 880 bool last_ebs_successful; 881 882 u8 scan_last_antenna_idx; /* to toggle TX between antennas */ 883 u8 mgmt_last_antenna_idx; 884 885 /* last smart fifo state that was successfully sent to firmware */ 886 enum iwl_sf_state sf_state; 887 888 #ifdef CONFIG_IWLWIFI_DEBUGFS 889 struct dentry *debugfs_dir; 890 u32 dbgfs_sram_offset, dbgfs_sram_len; 891 u32 dbgfs_prph_reg_addr; 892 bool disable_power_off; 893 bool disable_power_off_d3; 894 895 bool scan_iter_notif_enabled; 896 897 struct debugfs_blob_wrapper nvm_hw_blob; 898 struct debugfs_blob_wrapper nvm_sw_blob; 899 struct debugfs_blob_wrapper nvm_calib_blob; 900 struct debugfs_blob_wrapper nvm_prod_blob; 901 struct debugfs_blob_wrapper nvm_phy_sku_blob; 902 903 struct iwl_mvm_frame_stats drv_rx_stats; 904 spinlock_t drv_stats_lock; 905 u16 dbgfs_rx_phyinfo; 906 #endif 907 908 struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX]; 909 910 struct list_head time_event_list; 911 spinlock_t time_event_lock; 912 913 /* 914 * A bitmap indicating the index of the key in use. The firmware 915 * can hold 16 keys at most. Reflect this fact. 916 */ 917 unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)]; 918 u8 fw_key_deleted[STA_KEY_MAX_NUM]; 919 920 /* references taken by the driver and spinlock protecting them */ 921 spinlock_t refs_lock; 922 u8 refs[IWL_MVM_REF_COUNT]; 923 924 u8 vif_count; 925 926 /* -1 for always, 0 for never, >0 for that many times */ 927 s8 fw_restart; 928 u8 fw_dbg_conf; 929 struct delayed_work fw_dump_wk; 930 const struct iwl_mvm_dump_desc *fw_dump_desc; 931 const struct iwl_fw_dbg_trigger_tlv *fw_dump_trig; 932 933 #ifdef CONFIG_IWLWIFI_LEDS 934 struct led_classdev led; 935 #endif 936 937 struct ieee80211_vif *p2p_device_vif; 938 939 #ifdef CONFIG_PM 940 struct wiphy_wowlan_support wowlan; 941 int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen; 942 943 /* sched scan settings for net detect */ 944 struct ieee80211_scan_ies nd_ies; 945 struct cfg80211_match_set *nd_match_sets; 946 int n_nd_match_sets; 947 struct ieee80211_channel **nd_channels; 948 int n_nd_channels; 949 bool net_detect; 950 #ifdef CONFIG_IWLWIFI_DEBUGFS 951 bool d3_wake_sysassert; 952 bool d3_test_active; 953 bool store_d3_resume_sram; 954 void *d3_resume_sram; 955 u32 d3_test_pme_ptr; 956 struct ieee80211_vif *keep_vif; 957 u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */ 958 #endif 959 #endif 960 961 /* d0i3 */ 962 u8 d0i3_ap_sta_id; 963 bool d0i3_offloading; 964 struct work_struct d0i3_exit_work; 965 struct sk_buff_head d0i3_tx; 966 /* protect d0i3_suspend_flags */ 967 struct mutex d0i3_suspend_mutex; 968 unsigned long d0i3_suspend_flags; 969 /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */ 970 spinlock_t d0i3_tx_lock; 971 wait_queue_head_t d0i3_exit_waitq; 972 wait_queue_head_t rx_sync_waitq; 973 974 /* BT-Coex */ 975 struct iwl_bt_coex_profile_notif last_bt_notif; 976 struct iwl_bt_coex_ci_cmd last_bt_ci_cmd; 977 978 u32 last_ant_isol; 979 u8 last_corun_lut; 980 u8 bt_tx_prio; 981 enum iwl_bt_force_ant_mode bt_force_ant_mode; 982 983 /* Aux ROC */ 984 struct list_head aux_roc_te_list; 985 986 /* Thermal Throttling and CTkill */ 987 struct iwl_mvm_tt_mgmt thermal_throttle; 988 #ifdef CONFIG_THERMAL 989 struct iwl_mvm_thermal_device tz_device; 990 struct iwl_mvm_cooling_device cooling_dev; 991 #endif 992 993 s32 temperature; /* Celsius */ 994 /* 995 * Debug option to set the NIC temperature. This option makes the 996 * driver think this is the actual NIC temperature, and ignore the 997 * real temperature that is received from the fw 998 */ 999 bool temperature_test; /* Debug test temperature is enabled */ 1000 1001 struct iwl_time_quota_cmd last_quota_cmd; 1002 1003 #ifdef CONFIG_NL80211_TESTMODE 1004 u32 noa_duration; 1005 struct ieee80211_vif *noa_vif; 1006 #endif 1007 1008 /* Tx queues */ 1009 u16 aux_queue; 1010 u16 probe_queue; 1011 u16 p2p_dev_queue; 1012 1013 u8 first_agg_queue; 1014 u8 last_agg_queue; 1015 1016 /* Indicate if device power save is allowed */ 1017 u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */ 1018 unsigned int max_amsdu_len; /* used for debugfs only */ 1019 1020 struct ieee80211_vif __rcu *csa_vif; 1021 struct ieee80211_vif __rcu *csa_tx_blocked_vif; 1022 u8 csa_tx_block_bcn_timeout; 1023 1024 /* system time of last beacon (for AP/GO interface) */ 1025 u32 ap_last_beacon_gp2; 1026 1027 /* indicates that we transmitted the last beacon */ 1028 bool ibss_manager; 1029 1030 bool lar_regdom_set; 1031 enum iwl_mcc_source mcc_src; 1032 1033 /* TDLS channel switch data */ 1034 struct { 1035 struct delayed_work dwork; 1036 enum iwl_mvm_tdls_cs_state state; 1037 1038 /* 1039 * Current cs sta - might be different from periodic cs peer 1040 * station. Value is meaningless when the cs-state is idle. 1041 */ 1042 u8 cur_sta_id; 1043 1044 /* TDLS periodic channel-switch peer */ 1045 struct { 1046 u8 sta_id; 1047 u8 op_class; 1048 bool initiator; /* are we the link initiator */ 1049 struct cfg80211_chan_def chandef; 1050 struct sk_buff *skb; /* ch sw template */ 1051 u32 ch_sw_tm_ie; 1052 1053 /* timestamp of last ch-sw request sent (GP2 time) */ 1054 u32 sent_timestamp; 1055 } peer; 1056 } tdls_cs; 1057 1058 struct iwl_mvm_shared_mem_cfg smem_cfg; 1059 1060 u32 ciphers[IWL_MVM_NUM_CIPHERS]; 1061 struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS]; 1062 struct iwl_mvm_tof_data tof_data; 1063 1064 struct ieee80211_vif *nan_vif; 1065 #define IWL_MAX_BAID 32 1066 struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID]; 1067 1068 /* 1069 * Drop beacons from other APs in AP mode when there are no connected 1070 * clients. 1071 */ 1072 bool drop_bcn_ap_mode; 1073 1074 struct delayed_work cs_tx_unblock_dwork; 1075 #ifdef CONFIG_ACPI 1076 struct iwl_mvm_sar_profile sar_profiles[IWL_MVM_SAR_PROFILE_NUM]; 1077 struct iwl_mvm_geo_profile geo_profiles[IWL_NUM_GEO_PROFILES]; 1078 #endif 1079 }; 1080 1081 /* Extract MVM priv from op_mode and _hw */ 1082 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \ 1083 ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific) 1084 1085 #define IWL_MAC80211_GET_MVM(_hw) \ 1086 IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv)) 1087 1088 /** 1089 * enum iwl_mvm_status - MVM status bits 1090 * @IWL_MVM_STATUS_HW_RFKILL: HW RF-kill is asserted 1091 * @IWL_MVM_STATUS_HW_CTKILL: CT-kill is active 1092 * @IWL_MVM_STATUS_ROC_RUNNING: remain-on-channel is running 1093 * @IWL_MVM_STATUS_IN_HW_RESTART: HW restart is active 1094 * @IWL_MVM_STATUS_IN_D0I3: NIC is in D0i3 1095 * @IWL_MVM_STATUS_ROC_AUX_RUNNING: AUX remain-on-channel is running 1096 * @IWL_MVM_STATUS_D3_RECONFIG: D3 reconfiguration is being done 1097 * @IWL_MVM_STATUS_DUMPING_FW_LOG: FW log is being dumped 1098 * @IWL_MVM_STATUS_FIRMWARE_RUNNING: firmware is running 1099 */ 1100 enum iwl_mvm_status { 1101 IWL_MVM_STATUS_HW_RFKILL, 1102 IWL_MVM_STATUS_HW_CTKILL, 1103 IWL_MVM_STATUS_ROC_RUNNING, 1104 IWL_MVM_STATUS_IN_HW_RESTART, 1105 IWL_MVM_STATUS_IN_D0I3, 1106 IWL_MVM_STATUS_ROC_AUX_RUNNING, 1107 IWL_MVM_STATUS_D3_RECONFIG, 1108 IWL_MVM_STATUS_DUMPING_FW_LOG, 1109 IWL_MVM_STATUS_FIRMWARE_RUNNING, 1110 }; 1111 1112 /* Keep track of completed init configuration */ 1113 enum iwl_mvm_init_status { 1114 IWL_MVM_INIT_STATUS_THERMAL_INIT_COMPLETE = BIT(0), 1115 IWL_MVM_INIT_STATUS_LEDS_INIT_COMPLETE = BIT(1), 1116 IWL_MVM_INIT_STATUS_REG_HW_INIT_COMPLETE = BIT(2), 1117 IWL_MVM_INIT_STATUS_TOF_INIT_COMPLETE = BIT(3), 1118 }; 1119 1120 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm) 1121 { 1122 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) || 1123 test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status); 1124 } 1125 1126 static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm) 1127 { 1128 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status); 1129 } 1130 1131 static inline bool iwl_mvm_firmware_running(struct iwl_mvm *mvm) 1132 { 1133 return test_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status); 1134 } 1135 1136 /* Must be called with rcu_read_lock() held and it can only be 1137 * released when mvmsta is not needed anymore. 1138 */ 1139 static inline struct iwl_mvm_sta * 1140 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id) 1141 { 1142 struct ieee80211_sta *sta; 1143 1144 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id)) 1145 return NULL; 1146 1147 sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]); 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 struct iwl_mvm_sta * 1157 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id) 1158 { 1159 struct ieee80211_sta *sta; 1160 1161 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id)) 1162 return NULL; 1163 1164 sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id], 1165 lockdep_is_held(&mvm->mutex)); 1166 1167 /* This can happen if the station has been removed right now */ 1168 if (IS_ERR_OR_NULL(sta)) 1169 return NULL; 1170 1171 return iwl_mvm_sta_from_mac80211(sta); 1172 } 1173 1174 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm) 1175 { 1176 return !iwlwifi_mod_params.d0i3_disable && 1177 fw_has_capa(&mvm->fw->ucode_capa, 1178 IWL_UCODE_TLV_CAPA_D0I3_SUPPORT); 1179 } 1180 1181 static inline bool iwl_mvm_is_dqa_supported(struct iwl_mvm *mvm) 1182 { 1183 return fw_has_capa(&mvm->fw->ucode_capa, 1184 IWL_UCODE_TLV_CAPA_DQA_SUPPORT); 1185 } 1186 1187 static inline bool iwl_mvm_enter_d0i3_on_suspend(struct iwl_mvm *mvm) 1188 { 1189 /* For now we only use this mode to differentiate between 1190 * slave transports, which handle D0i3 entry in suspend by 1191 * themselves in conjunction with runtime PM D0i3. So, this 1192 * function is used to check whether we need to do anything 1193 * when entering suspend or if the transport layer has already 1194 * done it. 1195 */ 1196 return (mvm->trans->system_pm_mode == IWL_PLAT_PM_MODE_D0I3) && 1197 (mvm->trans->runtime_pm_mode != IWL_PLAT_PM_MODE_D0I3); 1198 } 1199 1200 static inline bool iwl_mvm_is_dqa_data_queue(struct iwl_mvm *mvm, u8 queue) 1201 { 1202 return (queue >= IWL_MVM_DQA_MIN_DATA_QUEUE) && 1203 (queue <= IWL_MVM_DQA_MAX_DATA_QUEUE); 1204 } 1205 1206 static inline bool iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm *mvm, u8 queue) 1207 { 1208 return (queue >= IWL_MVM_DQA_MIN_MGMT_QUEUE) && 1209 (queue <= IWL_MVM_DQA_MAX_MGMT_QUEUE); 1210 } 1211 1212 static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm) 1213 { 1214 bool nvm_lar = mvm->nvm_data->lar_enabled; 1215 bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa, 1216 IWL_UCODE_TLV_CAPA_LAR_SUPPORT); 1217 1218 if (iwlwifi_mod_params.lar_disable) 1219 return false; 1220 1221 /* 1222 * Enable LAR only if it is supported by the FW (TLV) && 1223 * enabled in the NVM 1224 */ 1225 if (mvm->cfg->ext_nvm) 1226 return nvm_lar && tlv_lar; 1227 else 1228 return tlv_lar; 1229 } 1230 1231 static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm) 1232 { 1233 return fw_has_api(&mvm->fw->ucode_capa, 1234 IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) || 1235 fw_has_capa(&mvm->fw->ucode_capa, 1236 IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC); 1237 } 1238 1239 static inline bool iwl_mvm_bt_is_plcr_supported(struct iwl_mvm *mvm) 1240 { 1241 return fw_has_capa(&mvm->fw->ucode_capa, 1242 IWL_UCODE_TLV_CAPA_BT_COEX_PLCR) && 1243 IWL_MVM_BT_COEX_CORUNNING; 1244 } 1245 1246 static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm) 1247 { 1248 return fw_has_capa(&mvm->fw->ucode_capa, 1249 IWL_UCODE_TLV_CAPA_BT_COEX_RRC) && 1250 IWL_MVM_BT_COEX_RRC; 1251 } 1252 1253 static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm) 1254 { 1255 return fw_has_capa(&mvm->fw->ucode_capa, 1256 IWL_UCODE_TLV_CAPA_CSUM_SUPPORT) && 1257 !IWL_MVM_HW_CSUM_DISABLE; 1258 } 1259 1260 static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm) 1261 { 1262 return fw_has_capa(&mvm->fw->ucode_capa, 1263 IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) && 1264 IWL_MVM_BT_COEX_MPLUT; 1265 } 1266 1267 static inline 1268 bool iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm *mvm) 1269 { 1270 return fw_has_capa(&mvm->fw->ucode_capa, 1271 IWL_UCODE_TLV_CAPA_P2P_SCM_UAPSD) && 1272 !(iwlwifi_mod_params.uapsd_disable & 1273 IWL_DISABLE_UAPSD_P2P_CLIENT); 1274 } 1275 1276 static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm) 1277 { 1278 return fw_has_capa(&mvm->fw->ucode_capa, 1279 IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT); 1280 } 1281 1282 static inline bool iwl_mvm_has_new_tx_api(struct iwl_mvm *mvm) 1283 { 1284 /* TODO - replace with TLV once defined */ 1285 return mvm->trans->cfg->use_tfh; 1286 } 1287 1288 static inline bool iwl_mvm_is_cdb_supported(struct iwl_mvm *mvm) 1289 { 1290 /* 1291 * TODO: 1292 * The issue of how to determine CDB APIs and usage is still not fully 1293 * defined. 1294 * There is a compilation for CDB and non-CDB FW, but there may 1295 * be also runtime check. 1296 * For now there is a TLV for checking compilation mode, but a 1297 * runtime check will also have to be here - once defined. 1298 */ 1299 return fw_has_capa(&mvm->fw->ucode_capa, 1300 IWL_UCODE_TLV_CAPA_CDB_SUPPORT); 1301 } 1302 1303 static inline bool iwl_mvm_has_new_rx_stats_api(struct iwl_mvm *mvm) 1304 { 1305 return fw_has_api(&mvm->fw->ucode_capa, 1306 IWL_UCODE_TLV_API_NEW_RX_STATS); 1307 } 1308 1309 static inline struct agg_tx_status * 1310 iwl_mvm_get_agg_status(struct iwl_mvm *mvm, void *tx_resp) 1311 { 1312 if (iwl_mvm_has_new_tx_api(mvm)) 1313 return &((struct iwl_mvm_tx_resp *)tx_resp)->status; 1314 else 1315 return ((struct iwl_mvm_tx_resp_v3 *)tx_resp)->status; 1316 } 1317 1318 static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm) 1319 { 1320 #ifdef CONFIG_THERMAL 1321 /* these two TLV are redundant since the responsibility to CT-kill by 1322 * FW happens only after we send at least one command of 1323 * temperature THs report. 1324 */ 1325 return fw_has_capa(&mvm->fw->ucode_capa, 1326 IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) && 1327 fw_has_capa(&mvm->fw->ucode_capa, 1328 IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT); 1329 #else /* CONFIG_THERMAL */ 1330 return false; 1331 #endif /* CONFIG_THERMAL */ 1332 } 1333 1334 static inline bool iwl_mvm_is_ctdp_supported(struct iwl_mvm *mvm) 1335 { 1336 return fw_has_capa(&mvm->fw->ucode_capa, 1337 IWL_UCODE_TLV_CAPA_CTDP_SUPPORT); 1338 } 1339 1340 extern const u8 iwl_mvm_ac_to_tx_fifo[]; 1341 1342 struct iwl_rate_info { 1343 u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */ 1344 u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */ 1345 u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */ 1346 u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */ 1347 u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */ 1348 }; 1349 1350 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm); 1351 int __iwl_mvm_mac_start(struct iwl_mvm *mvm); 1352 1353 /****************** 1354 * MVM Methods 1355 ******************/ 1356 /* uCode */ 1357 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm); 1358 1359 /* Utils */ 1360 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags, 1361 enum nl80211_band band); 1362 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags, 1363 enum nl80211_band band, 1364 struct ieee80211_tx_rate *r); 1365 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx); 1366 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm); 1367 u8 first_antenna(u8 mask); 1368 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx); 1369 void iwl_mvm_get_sync_time(struct iwl_mvm *mvm, u32 *gp2, u64 *boottime); 1370 1371 /* Tx / Host Commands */ 1372 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm, 1373 struct iwl_host_cmd *cmd); 1374 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id, 1375 u32 flags, u16 len, const void *data); 1376 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm, 1377 struct iwl_host_cmd *cmd, 1378 u32 *status); 1379 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id, 1380 u16 len, const void *data, 1381 u32 *status); 1382 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb, 1383 struct ieee80211_sta *sta); 1384 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb); 1385 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb, 1386 struct iwl_tx_cmd *tx_cmd, 1387 struct ieee80211_tx_info *info, u8 sta_id); 1388 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd, 1389 struct ieee80211_tx_info *info, 1390 struct ieee80211_sta *sta, __le16 fc); 1391 #ifdef CONFIG_IWLWIFI_DEBUG 1392 const char *iwl_mvm_get_tx_fail_reason(u32 status); 1393 #else 1394 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; } 1395 #endif 1396 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, u32 flags); 1397 int iwl_mvm_flush_sta(struct iwl_mvm *mvm, void *sta, bool internal, u32 flags); 1398 int iwl_mvm_flush_sta_tids(struct iwl_mvm *mvm, u32 sta_id, 1399 u16 tids, u32 flags); 1400 1401 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm); 1402 1403 static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info, 1404 struct iwl_tx_cmd *tx_cmd) 1405 { 1406 struct ieee80211_key_conf *keyconf = info->control.hw_key; 1407 1408 tx_cmd->sec_ctl = TX_CMD_SEC_CCM; 1409 memcpy(tx_cmd->key, keyconf->key, keyconf->keylen); 1410 } 1411 1412 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm) 1413 { 1414 flush_work(&mvm->async_handlers_wk); 1415 } 1416 1417 /* Statistics */ 1418 void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm, 1419 struct iwl_rx_packet *pkt); 1420 void iwl_mvm_rx_statistics(struct iwl_mvm *mvm, 1421 struct iwl_rx_cmd_buffer *rxb); 1422 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear); 1423 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm); 1424 1425 /* NVM */ 1426 int iwl_nvm_init(struct iwl_mvm *mvm, bool read_nvm_from_nic); 1427 int iwl_mvm_nvm_get_from_fw(struct iwl_mvm *mvm); 1428 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm); 1429 int iwl_mvm_read_external_nvm(struct iwl_mvm *mvm); 1430 1431 static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm) 1432 { 1433 return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ? 1434 mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant : 1435 mvm->fw->valid_tx_ant; 1436 } 1437 1438 static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm) 1439 { 1440 return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ? 1441 mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant : 1442 mvm->fw->valid_rx_ant; 1443 } 1444 1445 static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm) 1446 { 1447 u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN | 1448 FW_PHY_CFG_RX_CHAIN); 1449 u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm); 1450 u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm); 1451 1452 phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS | 1453 valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS; 1454 1455 return mvm->fw->phy_config & phy_config; 1456 } 1457 1458 int iwl_mvm_up(struct iwl_mvm *mvm); 1459 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm); 1460 1461 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm); 1462 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm, 1463 struct iwl_bcast_filter_cmd *cmd); 1464 1465 /* 1466 * FW notifications / CMD responses handlers 1467 * Convention: iwl_mvm_rx_<NAME OF THE CMD> 1468 */ 1469 void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1470 void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi, 1471 struct iwl_rx_cmd_buffer *rxb); 1472 void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi, 1473 struct iwl_rx_cmd_buffer *rxb, int queue); 1474 void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi, 1475 struct iwl_rx_cmd_buffer *rxb, int queue); 1476 int iwl_mvm_notify_rx_queue(struct iwl_mvm *mvm, u32 rxq_mask, 1477 const u8 *data, u32 count); 1478 void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, 1479 int queue); 1480 void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1481 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm, 1482 struct iwl_rx_cmd_buffer *rxb); 1483 void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1484 void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm, 1485 struct iwl_rx_cmd_buffer *rxb); 1486 void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1487 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm, 1488 struct iwl_rx_cmd_buffer *rxb); 1489 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm, 1490 struct iwl_rx_cmd_buffer *rxb); 1491 void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm, 1492 struct iwl_rx_cmd_buffer *rxb); 1493 1494 /* MVM PHY */ 1495 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, 1496 struct cfg80211_chan_def *chandef, 1497 u8 chains_static, u8 chains_dynamic); 1498 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, 1499 struct cfg80211_chan_def *chandef, 1500 u8 chains_static, u8 chains_dynamic); 1501 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm, 1502 struct iwl_mvm_phy_ctxt *ctxt); 1503 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm, 1504 struct iwl_mvm_phy_ctxt *ctxt); 1505 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm); 1506 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef); 1507 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef); 1508 1509 /* MAC (virtual interface) programming */ 1510 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1511 void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1512 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1513 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1514 bool force_assoc_off, const u8 *bssid_override); 1515 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1516 u32 iwl_mvm_mac_get_queues_mask(struct ieee80211_vif *vif); 1517 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm, 1518 struct ieee80211_vif *vif); 1519 void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm, 1520 struct iwl_rx_cmd_buffer *rxb); 1521 void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm, 1522 struct iwl_rx_cmd_buffer *rxb); 1523 void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm, 1524 struct iwl_rx_cmd_buffer *rxb); 1525 void iwl_mvm_mu_mimo_grp_notif(struct iwl_mvm *mvm, 1526 struct iwl_rx_cmd_buffer *rxb); 1527 void iwl_mvm_sta_pm_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1528 void iwl_mvm_window_status_notif(struct iwl_mvm *mvm, 1529 struct iwl_rx_cmd_buffer *rxb); 1530 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm, 1531 struct ieee80211_vif *vif); 1532 unsigned long iwl_mvm_get_used_hw_queues(struct iwl_mvm *mvm, 1533 struct ieee80211_vif *exclude_vif); 1534 void iwl_mvm_channel_switch_noa_notif(struct iwl_mvm *mvm, 1535 struct iwl_rx_cmd_buffer *rxb); 1536 /* Bindings */ 1537 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1538 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1539 1540 /* Quota management */ 1541 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload, 1542 struct ieee80211_vif *disabled_vif); 1543 1544 /* Scanning */ 1545 int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1546 struct cfg80211_scan_request *req, 1547 struct ieee80211_scan_ies *ies); 1548 int iwl_mvm_scan_size(struct iwl_mvm *mvm); 1549 int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify); 1550 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm); 1551 void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm); 1552 void iwl_mvm_scan_timeout_wk(struct work_struct *work); 1553 1554 /* Scheduled scan */ 1555 void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm, 1556 struct iwl_rx_cmd_buffer *rxb); 1557 void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm, 1558 struct iwl_rx_cmd_buffer *rxb); 1559 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm, 1560 struct ieee80211_vif *vif, 1561 struct cfg80211_sched_scan_request *req, 1562 struct ieee80211_scan_ies *ies, 1563 int type); 1564 void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm, 1565 struct iwl_rx_cmd_buffer *rxb); 1566 1567 /* UMAC scan */ 1568 int iwl_mvm_config_scan(struct iwl_mvm *mvm); 1569 void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm, 1570 struct iwl_rx_cmd_buffer *rxb); 1571 void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm, 1572 struct iwl_rx_cmd_buffer *rxb); 1573 1574 /* Paging */ 1575 void iwl_free_fw_paging(struct iwl_mvm *mvm); 1576 1577 /* MVM debugfs */ 1578 #ifdef CONFIG_IWLWIFI_DEBUGFS 1579 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir); 1580 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1581 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1582 #else 1583 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, 1584 struct dentry *dbgfs_dir) 1585 { 1586 return 0; 1587 } 1588 static inline void 1589 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif) 1590 { 1591 } 1592 static inline void 1593 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif) 1594 { 1595 } 1596 #endif /* CONFIG_IWLWIFI_DEBUGFS */ 1597 1598 /* rate scaling */ 1599 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init); 1600 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg); 1601 int rs_pretty_print_rate(char *buf, const u32 rate); 1602 void rs_update_last_rssi(struct iwl_mvm *mvm, 1603 struct iwl_lq_sta *lq_sta, 1604 struct ieee80211_rx_status *rx_status); 1605 1606 /* power management */ 1607 int iwl_mvm_power_update_device(struct iwl_mvm *mvm); 1608 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm); 1609 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm); 1610 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1611 char *buf, int bufsz); 1612 1613 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1614 void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm, 1615 struct iwl_rx_cmd_buffer *rxb); 1616 1617 #ifdef CONFIG_IWLWIFI_LEDS 1618 int iwl_mvm_leds_init(struct iwl_mvm *mvm); 1619 void iwl_mvm_leds_exit(struct iwl_mvm *mvm); 1620 #else 1621 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm) 1622 { 1623 return 0; 1624 } 1625 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm) 1626 { 1627 } 1628 #endif 1629 1630 /* D3 (WoWLAN, NetDetect) */ 1631 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan); 1632 int iwl_mvm_resume(struct ieee80211_hw *hw); 1633 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled); 1634 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw, 1635 struct ieee80211_vif *vif, 1636 struct cfg80211_gtk_rekey_data *data); 1637 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw, 1638 struct ieee80211_vif *vif, 1639 struct inet6_dev *idev); 1640 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw, 1641 struct ieee80211_vif *vif, int idx); 1642 extern const struct file_operations iwl_dbgfs_d3_test_ops; 1643 #ifdef CONFIG_PM 1644 int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm, 1645 struct ieee80211_vif *vif, 1646 bool host_awake, 1647 u32 cmd_flags); 1648 void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm, 1649 struct ieee80211_vif *vif, 1650 struct iwl_wowlan_status *status); 1651 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, 1652 struct ieee80211_vif *vif); 1653 #else 1654 static inline int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm, 1655 struct ieee80211_vif *vif, 1656 bool host_awake, 1657 u32 cmd_flags) 1658 { 1659 return 0; 1660 } 1661 1662 static inline void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm, 1663 struct ieee80211_vif *vif, 1664 struct iwl_wowlan_status *status) 1665 { 1666 } 1667 1668 static inline void 1669 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif) 1670 { 1671 } 1672 #endif 1673 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta, 1674 struct iwl_wowlan_config_cmd *cmd); 1675 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm, 1676 struct ieee80211_vif *vif, 1677 bool disable_offloading, 1678 bool offload_ns, 1679 u32 cmd_flags); 1680 1681 /* D0i3 */ 1682 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); 1683 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); 1684 int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); 1685 bool iwl_mvm_ref_taken(struct iwl_mvm *mvm); 1686 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq); 1687 int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode); 1688 int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode); 1689 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm); 1690 1691 /* BT Coex */ 1692 int iwl_mvm_send_bt_init_conf(struct iwl_mvm *mvm); 1693 void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm, 1694 struct iwl_rx_cmd_buffer *rxb); 1695 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1696 enum ieee80211_rssi_event_data); 1697 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm); 1698 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm, 1699 struct ieee80211_sta *sta); 1700 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm, 1701 struct ieee80211_sta *sta); 1702 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant); 1703 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm); 1704 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm, 1705 enum nl80211_band band); 1706 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr, 1707 struct ieee80211_tx_info *info, u8 ac); 1708 1709 /* beacon filtering */ 1710 #ifdef CONFIG_IWLWIFI_DEBUGFS 1711 void 1712 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif, 1713 struct iwl_beacon_filter_cmd *cmd); 1714 #else 1715 static inline void 1716 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif, 1717 struct iwl_beacon_filter_cmd *cmd) 1718 {} 1719 #endif 1720 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm, 1721 struct ieee80211_vif *vif, 1722 bool enable, u32 flags); 1723 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm, 1724 struct ieee80211_vif *vif, 1725 u32 flags); 1726 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm, 1727 struct ieee80211_vif *vif, 1728 u32 flags); 1729 /* SMPS */ 1730 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1731 enum iwl_mvm_smps_type_request req_type, 1732 enum ieee80211_smps_mode smps_request); 1733 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm); 1734 1735 /* Low latency */ 1736 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1737 bool value); 1738 /* get SystemLowLatencyMode - only needed for beacon threshold? */ 1739 bool iwl_mvm_low_latency(struct iwl_mvm *mvm); 1740 /* get VMACLowLatencyMode */ 1741 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif) 1742 { 1743 /* 1744 * should this consider associated/active/... state? 1745 * 1746 * Normally low-latency should only be active on interfaces 1747 * that are active, but at least with debugfs it can also be 1748 * enabled on interfaces that aren't active. However, when 1749 * interface aren't active then they aren't added into the 1750 * binding, so this has no real impact. For now, just return 1751 * the current desired low-latency state. 1752 */ 1753 return mvmvif->low_latency_dbgfs || 1754 mvmvif->low_latency_traffic || 1755 mvmvif->low_latency_vcmd; 1756 } 1757 1758 /* hw scheduler queue config */ 1759 bool iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue, 1760 u16 ssn, const struct iwl_trans_txq_scd_cfg *cfg, 1761 unsigned int wdg_timeout); 1762 int iwl_mvm_tvqm_enable_txq(struct iwl_mvm *mvm, int mac80211_queue, 1763 u8 sta_id, u8 tid, unsigned int timeout); 1764 1765 /* 1766 * Disable a TXQ. 1767 * Note that in non-DQA mode the %mac80211_queue and %tid params are ignored. 1768 */ 1769 int iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue, 1770 u8 tid, u8 flags); 1771 int iwl_mvm_find_free_queue(struct iwl_mvm *mvm, u8 sta_id, u8 minq, u8 maxq); 1772 1773 /* Return a bitmask with all the hw supported queues, except for the 1774 * command queue, which can't be flushed. 1775 */ 1776 static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm) 1777 { 1778 u32 cmd_queue = iwl_mvm_is_dqa_supported(mvm) ? IWL_MVM_DQA_CMD_QUEUE : 1779 IWL_MVM_CMD_QUEUE; 1780 1781 return ((BIT(mvm->cfg->base_params->num_of_queues) - 1) & 1782 ~BIT(cmd_queue)); 1783 } 1784 1785 static inline 1786 void iwl_mvm_enable_ac_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue, 1787 u8 fifo, u16 ssn, unsigned int wdg_timeout) 1788 { 1789 struct iwl_trans_txq_scd_cfg cfg = { 1790 .fifo = fifo, 1791 .tid = IWL_MAX_TID_COUNT, 1792 .aggregate = false, 1793 .frame_limit = IWL_FRAME_LIMIT, 1794 }; 1795 1796 iwl_mvm_enable_txq(mvm, queue, mac80211_queue, ssn, &cfg, wdg_timeout); 1797 } 1798 1799 static inline void iwl_mvm_stop_device(struct iwl_mvm *mvm) 1800 { 1801 if (!iwl_mvm_has_new_tx_api(mvm)) 1802 iwl_free_fw_paging(mvm); 1803 clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status); 1804 mvm->fw_dbg_conf = FW_DBG_INVALID; 1805 iwl_trans_stop_device(mvm->trans); 1806 } 1807 1808 /* Stop/start all mac queues in a given bitmap */ 1809 void iwl_mvm_start_mac_queues(struct iwl_mvm *mvm, unsigned long mq); 1810 void iwl_mvm_stop_mac_queues(struct iwl_mvm *mvm, unsigned long mq); 1811 1812 /* Re-configure the SCD for a queue that has already been configured */ 1813 int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id, 1814 int tid, int frame_limit, u16 ssn); 1815 1816 /* Thermal management and CT-kill */ 1817 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff); 1818 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp); 1819 void iwl_mvm_temp_notif(struct iwl_mvm *mvm, 1820 struct iwl_rx_cmd_buffer *rxb); 1821 void iwl_mvm_tt_handler(struct iwl_mvm *mvm); 1822 void iwl_mvm_thermal_initialize(struct iwl_mvm *mvm, u32 min_backoff); 1823 void iwl_mvm_thermal_exit(struct iwl_mvm *mvm); 1824 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state); 1825 int iwl_mvm_get_temp(struct iwl_mvm *mvm, s32 *temp); 1826 void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1827 int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm *mvm); 1828 int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 budget); 1829 1830 /* Location Aware Regulatory */ 1831 struct iwl_mcc_update_resp * 1832 iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2, 1833 enum iwl_mcc_source src_id); 1834 int iwl_mvm_init_mcc(struct iwl_mvm *mvm); 1835 void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm, 1836 struct iwl_rx_cmd_buffer *rxb); 1837 struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy, 1838 const char *alpha2, 1839 enum iwl_mcc_source src_id, 1840 bool *changed); 1841 struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm, 1842 bool *changed); 1843 int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm); 1844 void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm); 1845 1846 /* smart fifo */ 1847 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1848 bool added_vif); 1849 1850 /* TDLS */ 1851 1852 /* 1853 * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present. 1854 * This TID is marked as used vs the AP and all connected TDLS peers. 1855 */ 1856 #define IWL_MVM_TDLS_FW_TID 4 1857 1858 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif); 1859 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm); 1860 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1861 bool sta_added); 1862 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw, 1863 struct ieee80211_vif *vif); 1864 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw, 1865 struct ieee80211_vif *vif, 1866 struct ieee80211_sta *sta, u8 oper_class, 1867 struct cfg80211_chan_def *chandef, 1868 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie); 1869 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw, 1870 struct ieee80211_vif *vif, 1871 struct ieee80211_tdls_ch_sw_params *params); 1872 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw, 1873 struct ieee80211_vif *vif, 1874 struct ieee80211_sta *sta); 1875 void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 1876 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work); 1877 1878 void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm, 1879 struct iwl_mvm_internal_rxq_notif *notif, 1880 u32 size); 1881 void iwl_mvm_reorder_timer_expired(unsigned long data); 1882 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm); 1883 bool iwl_mvm_is_vif_assoc(struct iwl_mvm *mvm); 1884 1885 void iwl_mvm_inactivity_check(struct iwl_mvm *mvm); 1886 1887 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error); 1888 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm, 1889 struct ieee80211_vif *vif, 1890 bool tdls, bool cmd_q); 1891 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 1892 const char *errmsg); 1893 1894 /* Link Quality Measurement */ 1895 int iwl_mvm_send_lqm_cmd(struct ieee80211_vif *vif, 1896 enum iwl_lqm_cmd_operatrions operation, 1897 u32 duration, u32 timeout); 1898 bool iwl_mvm_lqm_active(struct iwl_mvm *mvm); 1899 1900 #ifdef CONFIG_ACPI 1901 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b); 1902 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm); 1903 #else 1904 static inline 1905 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b) 1906 { 1907 return -ENOENT; 1908 } 1909 1910 static inline 1911 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm) 1912 { 1913 return -ENOENT; 1914 } 1915 #endif /* CONFIG_ACPI */ 1916 1917 #endif /* __IWL_MVM_H__ */ 1918