1 /******************************************************************************
2 *
3 * This file is provided under a dual BSD/GPLv2 license. When using or
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7 *
8 * Copyright(c) 2012 - 2014, 2018 - 2020 Intel Corporation. All rights reserved.
9 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
10 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
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12 * This program is free software; you can redistribute it and/or modify
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19 * General Public License for more details.
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30 * Copyright(c) 2012 - 2014, 2018 - 2020 Intel Corporation. All rights reserved.
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61 *****************************************************************************/
62
63 #ifndef __IWL_MVM_H__
64 #define __IWL_MVM_H__
65
66 #include <linux/list.h>
67 #include <linux/spinlock.h>
68 #include <linux/leds.h>
69 #include <linux/in6.h>
70
71 #ifdef CONFIG_THERMAL
72 #include <linux/thermal.h>
73 #endif
74
75 #include "iwl-op-mode.h"
76 #include "iwl-trans.h"
77 #include "fw/notif-wait.h"
78 #include "iwl-eeprom-parse.h"
79 #include "fw/file.h"
80 #include "iwl-config.h"
81 #include "sta.h"
82 #include "fw-api.h"
83 #include "constants.h"
84 #include "fw/runtime.h"
85 #include "fw/dbg.h"
86 #include "fw/acpi.h"
87 #include "iwl-nvm-parse.h"
88
89 #include <linux/average.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 #define IWL_MVM_MISSED_BEACONS_THRESHOLD_LONG 16
96
97 /* A TimeUnit is 1024 microsecond */
98 #define MSEC_TO_TU(_msec) (_msec*1000/1024)
99
100 /* For GO, this value represents the number of TUs before CSA "beacon
101 * 0" TBTT when the CSA time-event needs to be scheduled to start. It
102 * must be big enough to ensure that we switch in time.
103 */
104 #define IWL_MVM_CHANNEL_SWITCH_TIME_GO 40
105
106 /* For client, this value represents the number of TUs before CSA
107 * "beacon 1" TBTT, instead. This is because we don't know when the
108 * GO/AP will be in the new channel, so we switch early enough.
109 */
110 #define IWL_MVM_CHANNEL_SWITCH_TIME_CLIENT 10
111
112 /*
113 * This value (in TUs) is used to fine tune the CSA NoA end time which should
114 * be just before "beacon 0" TBTT.
115 */
116 #define IWL_MVM_CHANNEL_SWITCH_MARGIN 4
117
118 /*
119 * Number of beacons to transmit on a new channel until we unblock tx to
120 * the stations, even if we didn't identify them on a new channel
121 */
122 #define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3
123
124 /* offchannel queue towards mac80211 */
125 #define IWL_MVM_OFFCHANNEL_QUEUE 0
126
127 extern const struct ieee80211_ops iwl_mvm_hw_ops;
128
129 /**
130 * struct iwl_mvm_mod_params - module parameters for iwlmvm
131 * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted.
132 * We will register to mac80211 to have testmode working. The NIC must not
133 * be up'ed after the INIT fw asserted. This is useful to be able to use
134 * proprietary tools over testmode to debug the INIT fw.
135 * @power_scheme: one of enum iwl_power_scheme
136 */
137 struct iwl_mvm_mod_params {
138 bool init_dbg;
139 int power_scheme;
140 };
141 extern struct iwl_mvm_mod_params iwlmvm_mod_params;
142
143 struct iwl_mvm_phy_ctxt {
144 u16 id;
145 u16 color;
146 u32 ref;
147
148 enum nl80211_chan_width width;
149
150 /*
151 * TODO: This should probably be removed. Currently here only for rate
152 * scaling algorithm
153 */
154 struct ieee80211_channel *channel;
155 };
156
157 struct iwl_mvm_time_event_data {
158 struct ieee80211_vif *vif;
159 struct list_head list;
160 unsigned long end_jiffies;
161 u32 duration;
162 bool running;
163 u32 uid;
164
165 /*
166 * The access to the 'id' field must be done when the
167 * mvm->time_event_lock is held, as it value is used to indicate
168 * if the te is in the time event list or not (when id == TE_MAX)
169 */
170 u32 id;
171 };
172
173 /* Power management */
174
175 /**
176 * enum iwl_power_scheme
177 * @IWL_POWER_LEVEL_CAM - Continuously Active Mode
178 * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default)
179 * @IWL_POWER_LEVEL_LP - Low Power
180 */
181 enum iwl_power_scheme {
182 IWL_POWER_SCHEME_CAM = 1,
183 IWL_POWER_SCHEME_BPS,
184 IWL_POWER_SCHEME_LP
185 };
186
187 #define IWL_CONN_MAX_LISTEN_INTERVAL 10
188 #define IWL_UAPSD_MAX_SP IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL
189
190 #ifdef CONFIG_IWLWIFI_DEBUGFS
191 enum iwl_dbgfs_pm_mask {
192 MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0),
193 MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1),
194 MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2),
195 MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3),
196 MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4),
197 MVM_DEBUGFS_PM_LPRX_ENA = BIT(6),
198 MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7),
199 MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8),
200 MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9),
201 MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10),
202 };
203
204 struct iwl_dbgfs_pm {
205 u16 keep_alive_seconds;
206 u32 rx_data_timeout;
207 u32 tx_data_timeout;
208 bool skip_over_dtim;
209 u8 skip_dtim_periods;
210 bool lprx_ena;
211 u32 lprx_rssi_threshold;
212 bool snooze_ena;
213 bool uapsd_misbehaving;
214 bool use_ps_poll;
215 int mask;
216 };
217
218 /* beacon filtering */
219
220 enum iwl_dbgfs_bf_mask {
221 MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0),
222 MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1),
223 MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2),
224 MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3),
225 MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4),
226 MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5),
227 MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6),
228 MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7),
229 MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8),
230 MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9),
231 MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10),
232 };
233
234 struct iwl_dbgfs_bf {
235 u32 bf_energy_delta;
236 u32 bf_roaming_energy_delta;
237 u32 bf_roaming_state;
238 u32 bf_temp_threshold;
239 u32 bf_temp_fast_filter;
240 u32 bf_temp_slow_filter;
241 u32 bf_enable_beacon_filter;
242 u32 bf_debug_flag;
243 u32 bf_escape_timer;
244 u32 ba_escape_timer;
245 u32 ba_enable_beacon_abort;
246 int mask;
247 };
248 #endif
249
250 enum iwl_mvm_smps_type_request {
251 IWL_MVM_SMPS_REQ_BT_COEX,
252 IWL_MVM_SMPS_REQ_TT,
253 IWL_MVM_SMPS_REQ_PROT,
254 NUM_IWL_MVM_SMPS_REQ,
255 };
256
257 enum iwl_bt_force_ant_mode {
258 BT_FORCE_ANT_DIS = 0,
259 BT_FORCE_ANT_AUTO,
260 BT_FORCE_ANT_BT,
261 BT_FORCE_ANT_WIFI,
262
263 BT_FORCE_ANT_MAX,
264 };
265
266 /**
267 * struct iwl_mvm_low_latency_force - low latency force mode set by debugfs
268 * @LOW_LATENCY_FORCE_UNSET: unset force mode
269 * @LOW_LATENCY_FORCE_ON: for low latency on
270 * @LOW_LATENCY_FORCE_OFF: for low latency off
271 * @NUM_LOW_LATENCY_FORCE: max num of modes
272 */
273 enum iwl_mvm_low_latency_force {
274 LOW_LATENCY_FORCE_UNSET,
275 LOW_LATENCY_FORCE_ON,
276 LOW_LATENCY_FORCE_OFF,
277 NUM_LOW_LATENCY_FORCE
278 };
279
280 /**
281 * struct iwl_mvm_low_latency_cause - low latency set causes
282 * @LOW_LATENCY_TRAFFIC: indicates low latency traffic was detected
283 * @LOW_LATENCY_DEBUGFS: low latency mode set from debugfs
284 * @LOW_LATENCY_VCMD: low latency mode set from vendor command
285 * @LOW_LATENCY_VIF_TYPE: low latency mode set because of vif type (ap)
286 * @LOW_LATENCY_DEBUGFS_FORCE_ENABLE: indicate that force mode is enabled
287 * the actual set/unset is done with LOW_LATENCY_DEBUGFS_FORCE
288 * @LOW_LATENCY_DEBUGFS_FORCE: low latency force mode from debugfs
289 * set this with LOW_LATENCY_DEBUGFS_FORCE_ENABLE flag
290 * in low_latency.
291 */
292 enum iwl_mvm_low_latency_cause {
293 LOW_LATENCY_TRAFFIC = BIT(0),
294 LOW_LATENCY_DEBUGFS = BIT(1),
295 LOW_LATENCY_VCMD = BIT(2),
296 LOW_LATENCY_VIF_TYPE = BIT(3),
297 LOW_LATENCY_DEBUGFS_FORCE_ENABLE = BIT(4),
298 LOW_LATENCY_DEBUGFS_FORCE = BIT(5),
299 };
300
301 /**
302 * struct iwl_mvm_vif_bf_data - beacon filtering related data
303 * @bf_enabled: indicates if beacon filtering is enabled
304 * @ba_enabled: indicated if beacon abort is enabled
305 * @ave_beacon_signal: average beacon signal
306 * @last_cqm_event: rssi of the last cqm event
307 * @bt_coex_min_thold: minimum threshold for BT coex
308 * @bt_coex_max_thold: maximum threshold for BT coex
309 * @last_bt_coex_event: rssi of the last BT coex event
310 */
311 struct iwl_mvm_vif_bf_data {
312 bool bf_enabled;
313 bool ba_enabled;
314 int ave_beacon_signal;
315 int last_cqm_event;
316 int bt_coex_min_thold;
317 int bt_coex_max_thold;
318 int last_bt_coex_event;
319 };
320
321 /**
322 * struct iwl_probe_resp_data - data for NoA/CSA updates
323 * @rcu_head: used for freeing the data on update
324 * @notif: notification data
325 * @noa_len: length of NoA attribute, calculated from the notification
326 */
327 struct iwl_probe_resp_data {
328 struct rcu_head rcu_head;
329 struct iwl_probe_resp_data_notif notif;
330 int noa_len;
331 };
332
333 /**
334 * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
335 * @id: between 0 and 3
336 * @color: to solve races upon MAC addition and removal
337 * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
338 * @bssid: BSSID for this (client) interface
339 * @associated: indicates that we're currently associated, used only for
340 * managing the firmware state in iwl_mvm_bss_info_changed_station()
341 * @ap_assoc_sta_count: count of stations associated to us - valid only
342 * if VIF type is AP
343 * @uploaded: indicates the MAC context has been added to the device
344 * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
345 * should get quota etc.
346 * @pm_enabled - Indicate if MAC power management is allowed
347 * @monitor_active: indicates that monitor context is configured, and that the
348 * interface should get quota etc.
349 * @low_latency: bit flags for low latency
350 * see enum &iwl_mvm_low_latency_cause for causes.
351 * @low_latency_actual: boolean, indicates low latency is set,
352 * as a result from low_latency bit flags and takes force into account.
353 * @ps_disabled: indicates that this interface requires PS to be disabled
354 * @queue_params: QoS params for this MAC
355 * @bcast_sta: station used for broadcast packets. Used by the following
356 * vifs: P2P_DEVICE, GO and AP.
357 * @beacon_skb: the skb used to hold the AP/GO beacon template
358 * @smps_requests: the SMPS requests of different parts of the driver,
359 * combined on update to yield the overall request to mac80211.
360 * @beacon_stats: beacon statistics, containing the # of received beacons,
361 * # of received beacons accumulated over FW restart, and the current
362 * average signal of beacons retrieved from the firmware
363 * @csa_failed: CSA failed to schedule time event, report an error later
364 * @features: hw features active for this vif
365 * @probe_resp_data: data from FW notification to store NOA and CSA related
366 * data to be inserted into probe response.
367 */
368 struct iwl_mvm_vif {
369 struct iwl_mvm *mvm;
370 u16 id;
371 u16 color;
372 u8 ap_sta_id;
373
374 u8 bssid[ETH_ALEN];
375 bool associated;
376 u8 ap_assoc_sta_count;
377
378 u16 cab_queue;
379
380 bool uploaded;
381 bool ap_ibss_active;
382 bool pm_enabled;
383 bool monitor_active;
384 u8 low_latency: 6;
385 u8 low_latency_actual: 1;
386 bool ps_disabled;
387 struct iwl_mvm_vif_bf_data bf_data;
388
389 struct {
390 u32 num_beacons, accu_num_beacons;
391 u8 avg_signal;
392 } beacon_stats;
393
394 u32 ap_beacon_time;
395
396 enum iwl_tsf_id tsf_id;
397
398 /*
399 * QoS data from mac80211, need to store this here
400 * as mac80211 has a separate callback but we need
401 * to have the data for the MAC context
402 */
403 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
404 struct iwl_mvm_time_event_data time_event_data;
405 struct iwl_mvm_time_event_data hs_time_event_data;
406
407 struct iwl_mvm_int_sta bcast_sta;
408 struct iwl_mvm_int_sta mcast_sta;
409
410 /*
411 * Assigned while mac80211 has the interface in a channel context,
412 * or, for P2P Device, while it exists.
413 */
414 struct iwl_mvm_phy_ctxt *phy_ctxt;
415
416 #ifdef CONFIG_PM
417 /* WoWLAN GTK rekey data */
418 struct {
419 u8 kck[NL80211_KCK_EXT_LEN];
420 u8 kek[NL80211_KEK_EXT_LEN];
421 size_t kek_len;
422 size_t kck_len;
423 u32 akm;
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 struct delayed_work uapsd_nonagg_detected_wk;
456
457 /* Indicates that CSA countdown may be started */
458 bool csa_countdown;
459 bool csa_failed;
460 u16 csa_target_freq;
461 u16 csa_count;
462 u16 csa_misbehave;
463 struct delayed_work csa_work;
464
465 /* Indicates that we are waiting for a beacon on a new channel */
466 bool csa_bcn_pending;
467
468 /* TCP Checksum Offload */
469 netdev_features_t features;
470
471 struct iwl_probe_resp_data __rcu *probe_resp_data;
472
473 /* we can only have 2 GTK + 2 IGTK active at a time */
474 struct ieee80211_key_conf *ap_early_keys[4];
475
476 /* 26-tone RU OFDMA transmissions should be blocked */
477 bool he_ru_2mhz_block;
478 };
479
480 static inline struct iwl_mvm_vif *
iwl_mvm_vif_from_mac80211(struct ieee80211_vif * vif)481 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
482 {
483 if (!vif)
484 return NULL;
485 return (void *)vif->drv_priv;
486 }
487
488 extern const u8 tid_to_mac80211_ac[];
489
490 #define IWL_MVM_SCAN_STOPPING_SHIFT 8
491
492 enum iwl_scan_status {
493 IWL_MVM_SCAN_REGULAR = BIT(0),
494 IWL_MVM_SCAN_SCHED = BIT(1),
495 IWL_MVM_SCAN_NETDETECT = BIT(2),
496
497 IWL_MVM_SCAN_STOPPING_REGULAR = BIT(8),
498 IWL_MVM_SCAN_STOPPING_SCHED = BIT(9),
499 IWL_MVM_SCAN_STOPPING_NETDETECT = BIT(10),
500
501 IWL_MVM_SCAN_REGULAR_MASK = IWL_MVM_SCAN_REGULAR |
502 IWL_MVM_SCAN_STOPPING_REGULAR,
503 IWL_MVM_SCAN_SCHED_MASK = IWL_MVM_SCAN_SCHED |
504 IWL_MVM_SCAN_STOPPING_SCHED,
505 IWL_MVM_SCAN_NETDETECT_MASK = IWL_MVM_SCAN_NETDETECT |
506 IWL_MVM_SCAN_STOPPING_NETDETECT,
507
508 IWL_MVM_SCAN_STOPPING_MASK = 0xff << IWL_MVM_SCAN_STOPPING_SHIFT,
509 IWL_MVM_SCAN_MASK = 0xff,
510 };
511
512 enum iwl_mvm_scan_type {
513 IWL_SCAN_TYPE_NOT_SET,
514 IWL_SCAN_TYPE_UNASSOC,
515 IWL_SCAN_TYPE_WILD,
516 IWL_SCAN_TYPE_MILD,
517 IWL_SCAN_TYPE_FRAGMENTED,
518 IWL_SCAN_TYPE_FAST_BALANCE,
519 };
520
521 enum iwl_mvm_sched_scan_pass_all_states {
522 SCHED_SCAN_PASS_ALL_DISABLED,
523 SCHED_SCAN_PASS_ALL_ENABLED,
524 SCHED_SCAN_PASS_ALL_FOUND,
525 };
526
527 /**
528 * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
529 * @ct_kill_exit: worker to exit thermal kill
530 * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
531 * @tx_backoff: The current thremal throttling tx backoff in uSec.
532 * @min_backoff: The minimal tx backoff due to power restrictions
533 * @params: Parameters to configure the thermal throttling algorithm.
534 * @throttle: Is thermal throttling is active?
535 */
536 struct iwl_mvm_tt_mgmt {
537 struct delayed_work ct_kill_exit;
538 bool dynamic_smps;
539 u32 tx_backoff;
540 u32 min_backoff;
541 struct iwl_tt_params params;
542 bool throttle;
543 };
544
545 #ifdef CONFIG_THERMAL
546 /**
547 *struct iwl_mvm_thermal_device - thermal zone related data
548 * @temp_trips: temperature thresholds for report
549 * @fw_trips_index: keep indexes to original array - temp_trips
550 * @tzone: thermal zone device data
551 */
552 struct iwl_mvm_thermal_device {
553 s16 temp_trips[IWL_MAX_DTS_TRIPS];
554 u8 fw_trips_index[IWL_MAX_DTS_TRIPS];
555 struct thermal_zone_device *tzone;
556 };
557
558 /*
559 * struct iwl_mvm_cooling_device
560 * @cur_state: current state
561 * @cdev: struct thermal cooling device
562 */
563 struct iwl_mvm_cooling_device {
564 u32 cur_state;
565 struct thermal_cooling_device *cdev;
566 };
567 #endif
568
569 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
570
571 struct iwl_mvm_frame_stats {
572 u32 legacy_frames;
573 u32 ht_frames;
574 u32 vht_frames;
575 u32 bw_20_frames;
576 u32 bw_40_frames;
577 u32 bw_80_frames;
578 u32 bw_160_frames;
579 u32 sgi_frames;
580 u32 ngi_frames;
581 u32 siso_frames;
582 u32 mimo2_frames;
583 u32 agg_frames;
584 u32 ampdu_count;
585 u32 success_frames;
586 u32 fail_frames;
587 u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
588 int last_frame_idx;
589 };
590
591 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff
592 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100
593 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200
594
595 enum iwl_mvm_tdls_cs_state {
596 IWL_MVM_TDLS_SW_IDLE = 0,
597 IWL_MVM_TDLS_SW_REQ_SENT,
598 IWL_MVM_TDLS_SW_RESP_RCVD,
599 IWL_MVM_TDLS_SW_REQ_RCVD,
600 IWL_MVM_TDLS_SW_ACTIVE,
601 };
602
603 enum iwl_mvm_traffic_load {
604 IWL_MVM_TRAFFIC_LOW,
605 IWL_MVM_TRAFFIC_MEDIUM,
606 IWL_MVM_TRAFFIC_HIGH,
607 };
608
609 DECLARE_EWMA(rate, 16, 16)
610
611 struct iwl_mvm_tcm_mac {
612 struct {
613 u32 pkts[IEEE80211_NUM_ACS];
614 u32 airtime;
615 } tx;
616 struct {
617 u32 pkts[IEEE80211_NUM_ACS];
618 u32 airtime;
619 u32 last_ampdu_ref;
620 } rx;
621 struct {
622 /* track AP's transfer in client mode */
623 u64 rx_bytes;
624 struct ewma_rate rate;
625 bool detected;
626 } uapsd_nonagg_detect;
627 bool opened_rx_ba_sessions;
628 };
629
630 struct iwl_mvm_tcm {
631 struct delayed_work work;
632 spinlock_t lock; /* used when time elapsed */
633 unsigned long ts; /* timestamp when period ends */
634 unsigned long ll_ts;
635 unsigned long uapsd_nonagg_ts;
636 bool paused;
637 struct iwl_mvm_tcm_mac data[NUM_MAC_INDEX_DRIVER];
638 struct {
639 u32 elapsed; /* milliseconds for this TCM period */
640 u32 airtime[NUM_MAC_INDEX_DRIVER];
641 enum iwl_mvm_traffic_load load[NUM_MAC_INDEX_DRIVER];
642 enum iwl_mvm_traffic_load band_load[NUM_NL80211_BANDS];
643 enum iwl_mvm_traffic_load global_load;
644 bool low_latency[NUM_MAC_INDEX_DRIVER];
645 bool change[NUM_MAC_INDEX_DRIVER];
646 bool global_change;
647 } result;
648 };
649
650 /**
651 * struct iwl_mvm_reorder_buffer - per ra/tid/queue reorder buffer
652 * @head_sn: reorder window head sn
653 * @num_stored: number of mpdus stored in the buffer
654 * @buf_size: the reorder buffer size as set by the last addba request
655 * @queue: queue of this reorder buffer
656 * @last_amsdu: track last ASMDU SN for duplication detection
657 * @last_sub_index: track ASMDU sub frame index for duplication detection
658 * @reorder_timer: timer for frames are in the reorder buffer. For AMSDU
659 * it is the time of last received sub-frame
660 * @removed: prevent timer re-arming
661 * @valid: reordering is valid for this queue
662 * @lock: protect reorder buffer internal state
663 * @mvm: mvm pointer, needed for frame timer context
664 * @consec_oldsn_drops: consecutive drops due to old SN
665 * @consec_oldsn_ampdu_gp2: A-MPDU GP2 timestamp to track
666 * when to apply old SN consecutive drop workaround
667 * @consec_oldsn_prev_drop: track whether or not an MPDU
668 * that was single/part of the previous A-MPDU was
669 * dropped due to old SN
670 */
671 struct iwl_mvm_reorder_buffer {
672 u16 head_sn;
673 u16 num_stored;
674 u16 buf_size;
675 int queue;
676 u16 last_amsdu;
677 u8 last_sub_index;
678 struct timer_list reorder_timer;
679 bool removed;
680 bool valid;
681 spinlock_t lock;
682 struct iwl_mvm *mvm;
683 unsigned int consec_oldsn_drops;
684 u32 consec_oldsn_ampdu_gp2;
685 unsigned int consec_oldsn_prev_drop:1;
686 } ____cacheline_aligned_in_smp;
687
688 /**
689 * struct _iwl_mvm_reorder_buf_entry - reorder buffer entry per-queue/per-seqno
690 * @frames: list of skbs stored
691 * @reorder_time: time the packet was stored in the reorder buffer
692 */
693 struct _iwl_mvm_reorder_buf_entry {
694 struct sk_buff_head frames;
695 unsigned long reorder_time;
696 };
697
698 /* make this indirection to get the aligned thing */
699 struct iwl_mvm_reorder_buf_entry {
700 struct _iwl_mvm_reorder_buf_entry e;
701 }
702 #ifndef __CHECKER__
703 /* sparse doesn't like this construct: "bad integer constant expression" */
704 __aligned(roundup_pow_of_two(sizeof(struct _iwl_mvm_reorder_buf_entry)))
705 #endif
706 ;
707
708 /**
709 * struct iwl_mvm_baid_data - BA session data
710 * @sta_id: station id
711 * @tid: tid of the session
712 * @baid baid of the session
713 * @timeout: the timeout set in the addba request
714 * @entries_per_queue: # of buffers per queue, this actually gets
715 * aligned up to avoid cache line sharing between queues
716 * @last_rx: last rx jiffies, updated only if timeout passed from last update
717 * @session_timer: timer to check if BA session expired, runs at 2 * timeout
718 * @mvm: mvm pointer, needed for timer context
719 * @reorder_buf: reorder buffer, allocated per queue
720 * @reorder_buf_data: data
721 */
722 struct iwl_mvm_baid_data {
723 struct rcu_head rcu_head;
724 u8 sta_id;
725 u8 tid;
726 u8 baid;
727 u16 timeout;
728 u16 entries_per_queue;
729 unsigned long last_rx;
730 struct timer_list session_timer;
731 struct iwl_mvm_baid_data __rcu **rcu_ptr;
732 struct iwl_mvm *mvm;
733 struct iwl_mvm_reorder_buffer reorder_buf[IWL_MAX_RX_HW_QUEUES];
734 struct iwl_mvm_reorder_buf_entry entries[];
735 };
736
737 static inline struct iwl_mvm_baid_data *
iwl_mvm_baid_data_from_reorder_buf(struct iwl_mvm_reorder_buffer * buf)738 iwl_mvm_baid_data_from_reorder_buf(struct iwl_mvm_reorder_buffer *buf)
739 {
740 return (void *)((u8 *)buf -
741 offsetof(struct iwl_mvm_baid_data, reorder_buf) -
742 sizeof(*buf) * buf->queue);
743 }
744
745 /*
746 * enum iwl_mvm_queue_status - queue status
747 * @IWL_MVM_QUEUE_FREE: the queue is not allocated nor reserved
748 * Basically, this means that this queue can be used for any purpose
749 * @IWL_MVM_QUEUE_RESERVED: queue is reserved but not yet in use
750 * This is the state of a queue that has been dedicated for some RATID
751 * (agg'd or not), but that hasn't yet gone through the actual enablement
752 * of iwl_mvm_enable_txq(), and therefore no traffic can go through it yet.
753 * Note that in this state there is no requirement to already know what TID
754 * should be used with this queue, it is just marked as a queue that will
755 * be used, and shouldn't be allocated to anyone else.
756 * @IWL_MVM_QUEUE_READY: queue is ready to be used
757 * This is the state of a queue that has been fully configured (including
758 * SCD pointers, etc), has a specific RA/TID assigned to it, and can be
759 * used to send traffic.
760 * @IWL_MVM_QUEUE_SHARED: queue is shared, or in a process of becoming shared
761 * This is a state in which a single queue serves more than one TID, all of
762 * which are not aggregated. Note that the queue is only associated to one
763 * RA.
764 */
765 enum iwl_mvm_queue_status {
766 IWL_MVM_QUEUE_FREE,
767 IWL_MVM_QUEUE_RESERVED,
768 IWL_MVM_QUEUE_READY,
769 IWL_MVM_QUEUE_SHARED,
770 };
771
772 #define IWL_MVM_DQA_QUEUE_TIMEOUT (5 * HZ)
773 #define IWL_MVM_INVALID_QUEUE 0xFFFF
774
775 #define IWL_MVM_NUM_CIPHERS 10
776
777
778 struct iwl_mvm_txq {
779 struct list_head list;
780 u16 txq_id;
781 atomic_t tx_request;
782 bool stopped;
783 };
784
785 static inline struct iwl_mvm_txq *
iwl_mvm_txq_from_mac80211(struct ieee80211_txq * txq)786 iwl_mvm_txq_from_mac80211(struct ieee80211_txq *txq)
787 {
788 return (void *)txq->drv_priv;
789 }
790
791 static inline struct iwl_mvm_txq *
iwl_mvm_txq_from_tid(struct ieee80211_sta * sta,u8 tid)792 iwl_mvm_txq_from_tid(struct ieee80211_sta *sta, u8 tid)
793 {
794 if (tid == IWL_MAX_TID_COUNT)
795 tid = IEEE80211_NUM_TIDS;
796
797 return (void *)sta->txq[tid]->drv_priv;
798 }
799
800 /**
801 * struct iwl_mvm_tvqm_txq_info - maps TVQM hw queue to tid
802 *
803 * @sta_id: sta id
804 * @txq_tid: txq tid
805 */
806 struct iwl_mvm_tvqm_txq_info {
807 u8 sta_id;
808 u8 txq_tid;
809 };
810
811 struct iwl_mvm_dqa_txq_info {
812 u8 ra_sta_id; /* The RA this queue is mapped to, if exists */
813 bool reserved; /* Is this the TXQ reserved for a STA */
814 u8 mac80211_ac; /* The mac80211 AC this queue is mapped to */
815 u8 txq_tid; /* The TID "owner" of this queue*/
816 u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */
817 /* Timestamp for inactivation per TID of this queue */
818 unsigned long last_frame_time[IWL_MAX_TID_COUNT + 1];
819 enum iwl_mvm_queue_status status;
820 };
821
822 struct iwl_mvm {
823 /* for logger access */
824 struct device *dev;
825
826 struct iwl_trans *trans;
827 const struct iwl_fw *fw;
828 const struct iwl_cfg *cfg;
829 struct iwl_phy_db *phy_db;
830 struct ieee80211_hw *hw;
831
832 /* for protecting access to iwl_mvm */
833 struct mutex mutex;
834 struct list_head async_handlers_list;
835 spinlock_t async_handlers_lock;
836 struct work_struct async_handlers_wk;
837
838 struct work_struct roc_done_wk;
839
840 unsigned long init_status;
841
842 unsigned long status;
843
844 u32 queue_sync_cookie;
845 unsigned long queue_sync_state;
846 /*
847 * for beacon filtering -
848 * currently only one interface can be supported
849 */
850 struct iwl_mvm_vif *bf_allowed_vif;
851
852 bool hw_registered;
853 bool rfkill_safe_init_done;
854
855 u32 ampdu_ref;
856 bool ampdu_toggle;
857
858 struct iwl_notif_wait_data notif_wait;
859
860 union {
861 struct mvm_statistics_rx_v3 rx_stats_v3;
862 struct mvm_statistics_rx rx_stats;
863 };
864
865 struct {
866 u64 rx_time;
867 u64 tx_time;
868 u64 on_time_rf;
869 u64 on_time_scan;
870 } radio_stats, accu_radio_stats;
871
872 struct list_head add_stream_txqs;
873 union {
874 struct iwl_mvm_dqa_txq_info queue_info[IWL_MAX_HW_QUEUES];
875 struct iwl_mvm_tvqm_txq_info tvqm_info[IWL_MAX_TVQM_QUEUES];
876 };
877 struct work_struct add_stream_wk; /* To add streams to queues */
878
879 const char *nvm_file_name;
880 struct iwl_nvm_data *nvm_data;
881 /* NVM sections */
882 struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
883
884 struct iwl_fw_runtime fwrt;
885
886 /* EEPROM MAC addresses */
887 struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
888
889 /* data related to data path */
890 struct iwl_rx_phy_info last_phy_info;
891 struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT_MAX];
892 u8 rx_ba_sessions;
893
894 /* configured by mac80211 */
895 u32 rts_threshold;
896
897 /* Scan status, cmd (pre-allocated) and auxiliary station */
898 unsigned int scan_status;
899 void *scan_cmd;
900 struct iwl_mcast_filter_cmd *mcast_filter_cmd;
901 /* For CDB this is low band scan type, for non-CDB - type. */
902 enum iwl_mvm_scan_type scan_type;
903 enum iwl_mvm_scan_type hb_scan_type;
904
905 enum iwl_mvm_sched_scan_pass_all_states sched_scan_pass_all;
906 struct delayed_work scan_timeout_dwork;
907
908 /* max number of simultaneous scans the FW supports */
909 unsigned int max_scans;
910
911 /* UMAC scan tracking */
912 u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS];
913
914 /* start time of last scan in TSF of the mac that requested the scan */
915 u64 scan_start;
916
917 /* the vif that requested the current scan */
918 struct iwl_mvm_vif *scan_vif;
919
920 /* rx chain antennas set through debugfs for the scan command */
921 u8 scan_rx_ant;
922
923 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
924 /* broadcast filters to configure for each associated station */
925 const struct iwl_fw_bcast_filter *bcast_filters;
926 #ifdef CONFIG_IWLWIFI_DEBUGFS
927 struct {
928 bool override;
929 struct iwl_bcast_filter_cmd cmd;
930 } dbgfs_bcast_filtering;
931 #endif
932 #endif
933
934 /* Internal station */
935 struct iwl_mvm_int_sta aux_sta;
936 struct iwl_mvm_int_sta snif_sta;
937
938 bool last_ebs_successful;
939
940 u8 scan_last_antenna_idx; /* to toggle TX between antennas */
941 u8 mgmt_last_antenna_idx;
942
943 /* last smart fifo state that was successfully sent to firmware */
944 enum iwl_sf_state sf_state;
945
946 #ifdef CONFIG_IWLWIFI_DEBUGFS
947 struct dentry *debugfs_dir;
948 u32 dbgfs_sram_offset, dbgfs_sram_len;
949 u32 dbgfs_prph_reg_addr;
950 bool disable_power_off;
951 bool disable_power_off_d3;
952 bool beacon_inject_active;
953
954 bool scan_iter_notif_enabled;
955
956 struct debugfs_blob_wrapper nvm_hw_blob;
957 struct debugfs_blob_wrapper nvm_sw_blob;
958 struct debugfs_blob_wrapper nvm_calib_blob;
959 struct debugfs_blob_wrapper nvm_prod_blob;
960 struct debugfs_blob_wrapper nvm_phy_sku_blob;
961 struct debugfs_blob_wrapper nvm_reg_blob;
962
963 struct iwl_mvm_frame_stats drv_rx_stats;
964 spinlock_t drv_stats_lock;
965 u16 dbgfs_rx_phyinfo;
966 #endif
967
968 struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
969
970 struct list_head time_event_list;
971 spinlock_t time_event_lock;
972
973 /*
974 * A bitmap indicating the index of the key in use. The firmware
975 * can hold 16 keys at most. Reflect this fact.
976 */
977 unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
978 u8 fw_key_deleted[STA_KEY_MAX_NUM];
979
980 u8 vif_count;
981 struct ieee80211_vif __rcu *vif_id_to_mac[NUM_MAC_INDEX_DRIVER];
982
983 /* -1 for always, 0 for never, >0 for that many times */
984 s8 fw_restart;
985 u8 *error_recovery_buf;
986
987 #ifdef CONFIG_IWLWIFI_LEDS
988 struct led_classdev led;
989 #endif
990
991 struct ieee80211_vif *p2p_device_vif;
992
993 #ifdef CONFIG_PM
994 struct wiphy_wowlan_support wowlan;
995 int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
996
997 /* sched scan settings for net detect */
998 struct ieee80211_scan_ies nd_ies;
999 struct cfg80211_match_set *nd_match_sets;
1000 int n_nd_match_sets;
1001 struct ieee80211_channel **nd_channels;
1002 int n_nd_channels;
1003 bool net_detect;
1004 u8 offload_tid;
1005 #ifdef CONFIG_IWLWIFI_DEBUGFS
1006 bool d3_wake_sysassert;
1007 bool d3_test_active;
1008 u32 d3_test_pme_ptr;
1009 struct ieee80211_vif *keep_vif;
1010 u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */
1011 #endif
1012 #endif
1013
1014 wait_queue_head_t rx_sync_waitq;
1015
1016 /* BT-Coex */
1017 struct iwl_bt_coex_profile_notif last_bt_notif;
1018 struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
1019
1020 u8 bt_tx_prio;
1021 enum iwl_bt_force_ant_mode bt_force_ant_mode;
1022
1023 /* Aux ROC */
1024 struct list_head aux_roc_te_list;
1025
1026 /* Thermal Throttling and CTkill */
1027 struct iwl_mvm_tt_mgmt thermal_throttle;
1028 #ifdef CONFIG_THERMAL
1029 struct iwl_mvm_thermal_device tz_device;
1030 struct iwl_mvm_cooling_device cooling_dev;
1031 #endif
1032
1033 s32 temperature; /* Celsius */
1034 /*
1035 * Debug option to set the NIC temperature. This option makes the
1036 * driver think this is the actual NIC temperature, and ignore the
1037 * real temperature that is received from the fw
1038 */
1039 bool temperature_test; /* Debug test temperature is enabled */
1040
1041 unsigned long bt_coex_last_tcm_ts;
1042 struct iwl_mvm_tcm tcm;
1043
1044 u8 uapsd_noagg_bssid_write_idx;
1045 struct mac_address uapsd_noagg_bssids[IWL_MVM_UAPSD_NOAGG_BSSIDS_NUM]
1046 __aligned(2);
1047
1048 struct iwl_time_quota_cmd last_quota_cmd;
1049
1050 #ifdef CONFIG_NL80211_TESTMODE
1051 u32 noa_duration;
1052 struct ieee80211_vif *noa_vif;
1053 #endif
1054
1055 /* Tx queues */
1056 u16 aux_queue;
1057 u16 snif_queue;
1058 u16 probe_queue;
1059 u16 p2p_dev_queue;
1060
1061 /* Indicate if device power save is allowed */
1062 u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
1063 /* Indicate if 32Khz external clock is valid */
1064 u32 ext_clock_valid;
1065
1066 struct ieee80211_vif __rcu *csa_vif;
1067 struct ieee80211_vif __rcu *csa_tx_blocked_vif;
1068 u8 csa_tx_block_bcn_timeout;
1069
1070 /* system time of last beacon (for AP/GO interface) */
1071 u32 ap_last_beacon_gp2;
1072
1073 /* indicates that we transmitted the last beacon */
1074 bool ibss_manager;
1075
1076 bool lar_regdom_set;
1077 enum iwl_mcc_source mcc_src;
1078
1079 /* TDLS channel switch data */
1080 struct {
1081 struct delayed_work dwork;
1082 enum iwl_mvm_tdls_cs_state state;
1083
1084 /*
1085 * Current cs sta - might be different from periodic cs peer
1086 * station. Value is meaningless when the cs-state is idle.
1087 */
1088 u8 cur_sta_id;
1089
1090 /* TDLS periodic channel-switch peer */
1091 struct {
1092 u8 sta_id;
1093 u8 op_class;
1094 bool initiator; /* are we the link initiator */
1095 struct cfg80211_chan_def chandef;
1096 struct sk_buff *skb; /* ch sw template */
1097 u32 ch_sw_tm_ie;
1098
1099 /* timestamp of last ch-sw request sent (GP2 time) */
1100 u32 sent_timestamp;
1101 } peer;
1102 } tdls_cs;
1103
1104
1105 u32 ciphers[IWL_MVM_NUM_CIPHERS];
1106 struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS];
1107
1108 struct cfg80211_ftm_responder_stats ftm_resp_stats;
1109 struct {
1110 struct cfg80211_pmsr_request *req;
1111 struct wireless_dev *req_wdev;
1112 struct list_head loc_list;
1113 int responses[IWL_MVM_TOF_MAX_APS];
1114 struct {
1115 struct list_head resp;
1116 } smooth;
1117 struct list_head pasn_list;
1118 } ftm_initiator;
1119
1120 struct list_head resp_pasn_list;
1121
1122 struct {
1123 u8 d0i3_resp;
1124 u8 range_resp;
1125 } cmd_ver;
1126
1127 struct ieee80211_vif *nan_vif;
1128 #define IWL_MAX_BAID 32
1129 struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID];
1130
1131 /*
1132 * Drop beacons from other APs in AP mode when there are no connected
1133 * clients.
1134 */
1135 bool drop_bcn_ap_mode;
1136
1137 struct delayed_work cs_tx_unblock_dwork;
1138
1139 /* does a monitor vif exist (only one can exist hence bool) */
1140 bool monitor_on;
1141
1142 /* sniffer data to include in radiotap */
1143 __le16 cur_aid;
1144 u8 cur_bssid[ETH_ALEN];
1145 };
1146
1147 /* Extract MVM priv from op_mode and _hw */
1148 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \
1149 ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
1150
1151 #define IWL_MAC80211_GET_MVM(_hw) \
1152 IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
1153
1154 /**
1155 * enum iwl_mvm_status - MVM status bits
1156 * @IWL_MVM_STATUS_HW_RFKILL: HW RF-kill is asserted
1157 * @IWL_MVM_STATUS_HW_CTKILL: CT-kill is active
1158 * @IWL_MVM_STATUS_ROC_RUNNING: remain-on-channel is running
1159 * @IWL_MVM_STATUS_HW_RESTART_REQUESTED: HW restart was requested
1160 * @IWL_MVM_STATUS_IN_HW_RESTART: HW restart is active
1161 * @IWL_MVM_STATUS_ROC_AUX_RUNNING: AUX remain-on-channel is running
1162 * @IWL_MVM_STATUS_FIRMWARE_RUNNING: firmware is running
1163 * @IWL_MVM_STATUS_NEED_FLUSH_P2P: need to flush P2P bcast STA
1164 * @IWL_MVM_STATUS_IN_D3: in D3 (or at least about to go into it)
1165 * @IWL_MVM_STATUS_STARTING: starting mac,
1166 * used to disable restart flow while in STARTING state
1167 */
1168 enum iwl_mvm_status {
1169 IWL_MVM_STATUS_HW_RFKILL,
1170 IWL_MVM_STATUS_HW_CTKILL,
1171 IWL_MVM_STATUS_ROC_RUNNING,
1172 IWL_MVM_STATUS_HW_RESTART_REQUESTED,
1173 IWL_MVM_STATUS_IN_HW_RESTART,
1174 IWL_MVM_STATUS_ROC_AUX_RUNNING,
1175 IWL_MVM_STATUS_FIRMWARE_RUNNING,
1176 IWL_MVM_STATUS_NEED_FLUSH_P2P,
1177 IWL_MVM_STATUS_IN_D3,
1178 IWL_MVM_STATUS_STARTING,
1179 };
1180
1181 /* Keep track of completed init configuration */
1182 enum iwl_mvm_init_status {
1183 IWL_MVM_INIT_STATUS_THERMAL_INIT_COMPLETE = BIT(0),
1184 IWL_MVM_INIT_STATUS_LEDS_INIT_COMPLETE = BIT(1),
1185 };
1186
iwl_mvm_is_radio_killed(struct iwl_mvm * mvm)1187 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
1188 {
1189 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
1190 test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
1191 }
1192
iwl_mvm_is_radio_hw_killed(struct iwl_mvm * mvm)1193 static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm)
1194 {
1195 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status);
1196 }
1197
iwl_mvm_firmware_running(struct iwl_mvm * mvm)1198 static inline bool iwl_mvm_firmware_running(struct iwl_mvm *mvm)
1199 {
1200 return test_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
1201 }
1202
1203 /* Must be called with rcu_read_lock() held and it can only be
1204 * released when mvmsta is not needed anymore.
1205 */
1206 static inline struct iwl_mvm_sta *
iwl_mvm_sta_from_staid_rcu(struct iwl_mvm * mvm,u8 sta_id)1207 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id)
1208 {
1209 struct ieee80211_sta *sta;
1210
1211 if (sta_id >= mvm->fw->ucode_capa.num_stations)
1212 return NULL;
1213
1214 sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
1215
1216 /* This can happen if the station has been removed right now */
1217 if (IS_ERR_OR_NULL(sta))
1218 return NULL;
1219
1220 return iwl_mvm_sta_from_mac80211(sta);
1221 }
1222
1223 static inline struct iwl_mvm_sta *
iwl_mvm_sta_from_staid_protected(struct iwl_mvm * mvm,u8 sta_id)1224 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
1225 {
1226 struct ieee80211_sta *sta;
1227
1228 if (sta_id >= mvm->fw->ucode_capa.num_stations)
1229 return NULL;
1230
1231 sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
1232 lockdep_is_held(&mvm->mutex));
1233
1234 /* This can happen if the station has been removed right now */
1235 if (IS_ERR_OR_NULL(sta))
1236 return NULL;
1237
1238 return iwl_mvm_sta_from_mac80211(sta);
1239 }
1240
1241 static inline struct ieee80211_vif *
iwl_mvm_rcu_dereference_vif_id(struct iwl_mvm * mvm,u8 vif_id,bool rcu)1242 iwl_mvm_rcu_dereference_vif_id(struct iwl_mvm *mvm, u8 vif_id, bool rcu)
1243 {
1244 if (WARN_ON(vif_id >= ARRAY_SIZE(mvm->vif_id_to_mac)))
1245 return NULL;
1246
1247 if (rcu)
1248 return rcu_dereference(mvm->vif_id_to_mac[vif_id]);
1249
1250 return rcu_dereference_protected(mvm->vif_id_to_mac[vif_id],
1251 lockdep_is_held(&mvm->mutex));
1252 }
1253
iwl_mvm_is_adaptive_dwell_supported(struct iwl_mvm * mvm)1254 static inline bool iwl_mvm_is_adaptive_dwell_supported(struct iwl_mvm *mvm)
1255 {
1256 return fw_has_api(&mvm->fw->ucode_capa,
1257 IWL_UCODE_TLV_API_ADAPTIVE_DWELL);
1258 }
1259
iwl_mvm_is_adaptive_dwell_v2_supported(struct iwl_mvm * mvm)1260 static inline bool iwl_mvm_is_adaptive_dwell_v2_supported(struct iwl_mvm *mvm)
1261 {
1262 return fw_has_api(&mvm->fw->ucode_capa,
1263 IWL_UCODE_TLV_API_ADAPTIVE_DWELL_V2);
1264 }
1265
iwl_mvm_is_adwell_hb_ap_num_supported(struct iwl_mvm * mvm)1266 static inline bool iwl_mvm_is_adwell_hb_ap_num_supported(struct iwl_mvm *mvm)
1267 {
1268 return fw_has_api(&mvm->fw->ucode_capa,
1269 IWL_UCODE_TLV_API_ADWELL_HB_DEF_N_AP);
1270 }
1271
iwl_mvm_is_oce_supported(struct iwl_mvm * mvm)1272 static inline bool iwl_mvm_is_oce_supported(struct iwl_mvm *mvm)
1273 {
1274 /* OCE should never be enabled for LMAC scan FWs */
1275 return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_OCE);
1276 }
1277
iwl_mvm_is_frag_ebs_supported(struct iwl_mvm * mvm)1278 static inline bool iwl_mvm_is_frag_ebs_supported(struct iwl_mvm *mvm)
1279 {
1280 return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_FRAG_EBS);
1281 }
1282
iwl_mvm_is_short_beacon_notif_supported(struct iwl_mvm * mvm)1283 static inline bool iwl_mvm_is_short_beacon_notif_supported(struct iwl_mvm *mvm)
1284 {
1285 return fw_has_api(&mvm->fw->ucode_capa,
1286 IWL_UCODE_TLV_API_SHORT_BEACON_NOTIF);
1287 }
1288
iwl_mvm_is_dqa_data_queue(struct iwl_mvm * mvm,u8 queue)1289 static inline bool iwl_mvm_is_dqa_data_queue(struct iwl_mvm *mvm, u8 queue)
1290 {
1291 return (queue >= IWL_MVM_DQA_MIN_DATA_QUEUE) &&
1292 (queue <= IWL_MVM_DQA_MAX_DATA_QUEUE);
1293 }
1294
iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm * mvm,u8 queue)1295 static inline bool iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm *mvm, u8 queue)
1296 {
1297 return (queue >= IWL_MVM_DQA_MIN_MGMT_QUEUE) &&
1298 (queue <= IWL_MVM_DQA_MAX_MGMT_QUEUE);
1299 }
1300
iwl_mvm_is_lar_supported(struct iwl_mvm * mvm)1301 static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm)
1302 {
1303 bool nvm_lar = mvm->nvm_data->lar_enabled;
1304 bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa,
1305 IWL_UCODE_TLV_CAPA_LAR_SUPPORT);
1306
1307 /*
1308 * Enable LAR only if it is supported by the FW (TLV) &&
1309 * enabled in the NVM
1310 */
1311 if (mvm->cfg->nvm_type == IWL_NVM_EXT)
1312 return nvm_lar && tlv_lar;
1313 else
1314 return tlv_lar;
1315 }
1316
iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm * mvm)1317 static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm)
1318 {
1319 return fw_has_api(&mvm->fw->ucode_capa,
1320 IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) ||
1321 fw_has_capa(&mvm->fw->ucode_capa,
1322 IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC);
1323 }
1324
iwl_mvm_bt_is_rrc_supported(struct iwl_mvm * mvm)1325 static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm)
1326 {
1327 return fw_has_capa(&mvm->fw->ucode_capa,
1328 IWL_UCODE_TLV_CAPA_BT_COEX_RRC) &&
1329 IWL_MVM_BT_COEX_RRC;
1330 }
1331
iwl_mvm_is_csum_supported(struct iwl_mvm * mvm)1332 static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm)
1333 {
1334 return fw_has_capa(&mvm->fw->ucode_capa,
1335 IWL_UCODE_TLV_CAPA_CSUM_SUPPORT) &&
1336 !IWL_MVM_HW_CSUM_DISABLE;
1337 }
1338
iwl_mvm_is_mplut_supported(struct iwl_mvm * mvm)1339 static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm)
1340 {
1341 return fw_has_capa(&mvm->fw->ucode_capa,
1342 IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) &&
1343 IWL_MVM_BT_COEX_MPLUT;
1344 }
1345
1346 static inline
iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm * mvm)1347 bool iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm *mvm)
1348 {
1349 return fw_has_capa(&mvm->fw->ucode_capa,
1350 IWL_UCODE_TLV_CAPA_P2P_SCM_UAPSD) &&
1351 !(iwlwifi_mod_params.uapsd_disable &
1352 IWL_DISABLE_UAPSD_P2P_CLIENT);
1353 }
1354
iwl_mvm_has_new_rx_api(struct iwl_mvm * mvm)1355 static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm)
1356 {
1357 return fw_has_capa(&mvm->fw->ucode_capa,
1358 IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT);
1359 }
1360
iwl_mvm_has_new_tx_api(struct iwl_mvm * mvm)1361 static inline bool iwl_mvm_has_new_tx_api(struct iwl_mvm *mvm)
1362 {
1363 /* TODO - replace with TLV once defined */
1364 return mvm->trans->trans_cfg->use_tfh;
1365 }
1366
iwl_mvm_has_unified_ucode(struct iwl_mvm * mvm)1367 static inline bool iwl_mvm_has_unified_ucode(struct iwl_mvm *mvm)
1368 {
1369 /* TODO - better define this */
1370 return mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_22000;
1371 }
1372
iwl_mvm_is_cdb_supported(struct iwl_mvm * mvm)1373 static inline bool iwl_mvm_is_cdb_supported(struct iwl_mvm *mvm)
1374 {
1375 /*
1376 * TODO:
1377 * The issue of how to determine CDB APIs and usage is still not fully
1378 * defined.
1379 * There is a compilation for CDB and non-CDB FW, but there may
1380 * be also runtime check.
1381 * For now there is a TLV for checking compilation mode, but a
1382 * runtime check will also have to be here - once defined.
1383 */
1384 return fw_has_capa(&mvm->fw->ucode_capa,
1385 IWL_UCODE_TLV_CAPA_CDB_SUPPORT);
1386 }
1387
iwl_mvm_cdb_scan_api(struct iwl_mvm * mvm)1388 static inline bool iwl_mvm_cdb_scan_api(struct iwl_mvm *mvm)
1389 {
1390 /*
1391 * TODO: should this be the same as iwl_mvm_is_cdb_supported()?
1392 * but then there's a little bit of code in scan that won't make
1393 * any sense...
1394 */
1395 return mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_22000;
1396 }
1397
iwl_mvm_is_scan_ext_chan_supported(struct iwl_mvm * mvm)1398 static inline bool iwl_mvm_is_scan_ext_chan_supported(struct iwl_mvm *mvm)
1399 {
1400 return fw_has_api(&mvm->fw->ucode_capa,
1401 IWL_UCODE_TLV_API_SCAN_EXT_CHAN_VER);
1402 }
1403
1404
iwl_mvm_is_reduced_config_scan_supported(struct iwl_mvm * mvm)1405 static inline bool iwl_mvm_is_reduced_config_scan_supported(struct iwl_mvm *mvm)
1406 {
1407 return fw_has_api(&mvm->fw->ucode_capa,
1408 IWL_UCODE_TLV_API_REDUCED_SCAN_CONFIG);
1409 }
1410
iwl_mvm_is_band_in_rx_supported(struct iwl_mvm * mvm)1411 static inline bool iwl_mvm_is_band_in_rx_supported(struct iwl_mvm *mvm)
1412 {
1413 return fw_has_api(&mvm->fw->ucode_capa,
1414 IWL_UCODE_TLV_API_BAND_IN_RX_DATA);
1415 }
1416
iwl_mvm_has_new_rx_stats_api(struct iwl_mvm * mvm)1417 static inline bool iwl_mvm_has_new_rx_stats_api(struct iwl_mvm *mvm)
1418 {
1419 return fw_has_api(&mvm->fw->ucode_capa,
1420 IWL_UCODE_TLV_API_NEW_RX_STATS);
1421 }
1422
iwl_mvm_has_quota_low_latency(struct iwl_mvm * mvm)1423 static inline bool iwl_mvm_has_quota_low_latency(struct iwl_mvm *mvm)
1424 {
1425 return fw_has_api(&mvm->fw->ucode_capa,
1426 IWL_UCODE_TLV_API_QUOTA_LOW_LATENCY);
1427 }
1428
iwl_mvm_has_tlc_offload(const struct iwl_mvm * mvm)1429 static inline bool iwl_mvm_has_tlc_offload(const struct iwl_mvm *mvm)
1430 {
1431 return fw_has_capa(&mvm->fw->ucode_capa,
1432 IWL_UCODE_TLV_CAPA_TLC_OFFLOAD);
1433 }
1434
1435 static inline struct agg_tx_status *
iwl_mvm_get_agg_status(struct iwl_mvm * mvm,void * tx_resp)1436 iwl_mvm_get_agg_status(struct iwl_mvm *mvm, void *tx_resp)
1437 {
1438 if (iwl_mvm_has_new_tx_api(mvm))
1439 return &((struct iwl_mvm_tx_resp *)tx_resp)->status;
1440 else
1441 return ((struct iwl_mvm_tx_resp_v3 *)tx_resp)->status;
1442 }
1443
iwl_mvm_is_tt_in_fw(struct iwl_mvm * mvm)1444 static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm)
1445 {
1446 /* these two TLV are redundant since the responsibility to CT-kill by
1447 * FW happens only after we send at least one command of
1448 * temperature THs report.
1449 */
1450 return fw_has_capa(&mvm->fw->ucode_capa,
1451 IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) &&
1452 fw_has_capa(&mvm->fw->ucode_capa,
1453 IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT);
1454 }
1455
iwl_mvm_is_ctdp_supported(struct iwl_mvm * mvm)1456 static inline bool iwl_mvm_is_ctdp_supported(struct iwl_mvm *mvm)
1457 {
1458 return fw_has_capa(&mvm->fw->ucode_capa,
1459 IWL_UCODE_TLV_CAPA_CTDP_SUPPORT);
1460 }
1461
1462 extern const u8 iwl_mvm_ac_to_tx_fifo[];
1463 extern const u8 iwl_mvm_ac_to_gen2_tx_fifo[];
1464
iwl_mvm_mac_ac_to_tx_fifo(struct iwl_mvm * mvm,enum ieee80211_ac_numbers ac)1465 static inline u8 iwl_mvm_mac_ac_to_tx_fifo(struct iwl_mvm *mvm,
1466 enum ieee80211_ac_numbers ac)
1467 {
1468 return iwl_mvm_has_new_tx_api(mvm) ?
1469 iwl_mvm_ac_to_gen2_tx_fifo[ac] : iwl_mvm_ac_to_tx_fifo[ac];
1470 }
1471
1472 struct iwl_rate_info {
1473 u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */
1474 u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */
1475 u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */
1476 u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */
1477 u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */
1478 };
1479
1480 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm);
1481 int __iwl_mvm_mac_start(struct iwl_mvm *mvm);
1482
1483 /******************
1484 * MVM Methods
1485 ******************/
1486 /* uCode */
1487 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
1488
1489 /* Utils */
1490 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
1491 enum nl80211_band band);
1492 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
1493 enum nl80211_band band,
1494 struct ieee80211_tx_rate *r);
1495 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
1496 u8 iwl_mvm_mac80211_ac_to_ucode_ac(enum ieee80211_ac_numbers ac);
1497 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
1498 u8 first_antenna(u8 mask);
1499 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
1500 void iwl_mvm_get_sync_time(struct iwl_mvm *mvm, u32 *gp2, u64 *boottime);
1501 u32 iwl_mvm_get_systime(struct iwl_mvm *mvm);
1502
1503 /* Tx / Host Commands */
1504 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
1505 struct iwl_host_cmd *cmd);
1506 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id,
1507 u32 flags, u16 len, const void *data);
1508 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
1509 struct iwl_host_cmd *cmd,
1510 u32 *status);
1511 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id,
1512 u16 len, const void *data,
1513 u32 *status);
1514 int iwl_mvm_tx_skb_sta(struct iwl_mvm *mvm, struct sk_buff *skb,
1515 struct ieee80211_sta *sta);
1516 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
1517 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
1518 struct iwl_tx_cmd *tx_cmd,
1519 struct ieee80211_tx_info *info, u8 sta_id);
1520 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd,
1521 struct ieee80211_tx_info *info,
1522 struct ieee80211_sta *sta, __le16 fc);
1523 void iwl_mvm_mac_itxq_xmit(struct ieee80211_hw *hw, struct ieee80211_txq *txq);
1524 unsigned int iwl_mvm_max_amsdu_size(struct iwl_mvm *mvm,
1525 struct ieee80211_sta *sta,
1526 unsigned int tid);
1527
1528 #ifdef CONFIG_IWLWIFI_DEBUG
1529 const char *iwl_mvm_get_tx_fail_reason(u32 status);
1530 #else
iwl_mvm_get_tx_fail_reason(u32 status)1531 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
1532 #endif
1533 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, u32 flags);
1534 int iwl_mvm_flush_sta(struct iwl_mvm *mvm, void *sta, bool internal);
1535 int iwl_mvm_flush_sta_tids(struct iwl_mvm *mvm, u32 sta_id,
1536 u16 tids, u32 flags);
1537
1538 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
1539
iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info * info,struct iwl_tx_cmd * tx_cmd)1540 static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info,
1541 struct iwl_tx_cmd *tx_cmd)
1542 {
1543 struct ieee80211_key_conf *keyconf = info->control.hw_key;
1544
1545 tx_cmd->sec_ctl = TX_CMD_SEC_CCM;
1546 memcpy(tx_cmd->key, keyconf->key, keyconf->keylen);
1547 }
1548
iwl_mvm_wait_for_async_handlers(struct iwl_mvm * mvm)1549 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
1550 {
1551 flush_work(&mvm->async_handlers_wk);
1552 }
1553
1554 /* Statistics */
1555 void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm,
1556 struct iwl_rx_packet *pkt);
1557 void iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
1558 struct iwl_rx_cmd_buffer *rxb);
1559 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear);
1560 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm);
1561
1562 /* NVM */
1563 int iwl_nvm_init(struct iwl_mvm *mvm);
1564 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
1565
iwl_mvm_get_valid_tx_ant(struct iwl_mvm * mvm)1566 static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm)
1567 {
1568 return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ?
1569 mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant :
1570 mvm->fw->valid_tx_ant;
1571 }
1572
iwl_mvm_get_valid_rx_ant(struct iwl_mvm * mvm)1573 static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm)
1574 {
1575 return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ?
1576 mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant :
1577 mvm->fw->valid_rx_ant;
1578 }
1579
iwl_mvm_toggle_tx_ant(struct iwl_mvm * mvm,u8 * ant)1580 static inline void iwl_mvm_toggle_tx_ant(struct iwl_mvm *mvm, u8 *ant)
1581 {
1582 *ant = iwl_mvm_next_antenna(mvm, iwl_mvm_get_valid_tx_ant(mvm), *ant);
1583 }
1584
iwl_mvm_get_phy_config(struct iwl_mvm * mvm)1585 static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm)
1586 {
1587 u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN |
1588 FW_PHY_CFG_RX_CHAIN);
1589 u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm);
1590 u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm);
1591
1592 phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS |
1593 valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS;
1594
1595 return mvm->fw->phy_config & phy_config;
1596 }
1597
1598 int iwl_mvm_up(struct iwl_mvm *mvm);
1599 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
1600
1601 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
1602 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
1603 struct iwl_bcast_filter_cmd *cmd);
1604
1605 /*
1606 * FW notifications / CMD responses handlers
1607 * Convention: iwl_mvm_rx_<NAME OF THE CMD>
1608 */
1609 void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1610 void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi,
1611 struct iwl_rx_cmd_buffer *rxb);
1612 void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi,
1613 struct iwl_rx_cmd_buffer *rxb, int queue);
1614 void iwl_mvm_rx_monitor_no_data(struct iwl_mvm *mvm, struct napi_struct *napi,
1615 struct iwl_rx_cmd_buffer *rxb, int queue);
1616 void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi,
1617 struct iwl_rx_cmd_buffer *rxb, int queue);
1618 void iwl_mvm_rx_bar_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi,
1619 struct iwl_rx_cmd_buffer *rxb, int queue);
1620 int iwl_mvm_notify_rx_queue(struct iwl_mvm *mvm, u32 rxq_mask,
1621 const u8 *data, u32 count, bool async);
1622 void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct napi_struct *napi,
1623 struct iwl_rx_cmd_buffer *rxb, int queue);
1624 void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1625 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm,
1626 struct iwl_rx_cmd_buffer *rxb);
1627 void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags);
1628 void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1629 void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
1630 struct iwl_rx_cmd_buffer *rxb);
1631 void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1632 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
1633 struct iwl_rx_cmd_buffer *rxb);
1634 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
1635 struct iwl_rx_cmd_buffer *rxb);
1636 void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm,
1637 struct iwl_rx_cmd_buffer *rxb);
1638
1639 /* MVM PHY */
1640 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1641 struct cfg80211_chan_def *chandef,
1642 u8 chains_static, u8 chains_dynamic);
1643 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1644 struct cfg80211_chan_def *chandef,
1645 u8 chains_static, u8 chains_dynamic);
1646 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
1647 struct iwl_mvm_phy_ctxt *ctxt);
1648 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
1649 struct iwl_mvm_phy_ctxt *ctxt);
1650 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm);
1651 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef);
1652 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef);
1653
1654 /* MAC (virtual interface) programming */
1655 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1656 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1657 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1658 bool force_assoc_off, const u8 *bssid_override);
1659 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1660 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
1661 struct ieee80211_vif *vif);
1662 int iwl_mvm_mac_ctxt_send_beacon(struct iwl_mvm *mvm,
1663 struct ieee80211_vif *vif,
1664 struct sk_buff *beacon);
1665 int iwl_mvm_mac_ctxt_send_beacon_cmd(struct iwl_mvm *mvm,
1666 struct sk_buff *beacon,
1667 void *data, int len);
1668 u8 iwl_mvm_mac_ctxt_get_lowest_rate(struct ieee80211_tx_info *info,
1669 struct ieee80211_vif *vif);
1670 void iwl_mvm_mac_ctxt_set_tim(struct iwl_mvm *mvm,
1671 __le32 *tim_index, __le32 *tim_size,
1672 u8 *beacon, u32 frame_size);
1673 void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
1674 struct iwl_rx_cmd_buffer *rxb);
1675 void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
1676 struct iwl_rx_cmd_buffer *rxb);
1677 void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm,
1678 struct iwl_rx_cmd_buffer *rxb);
1679 void iwl_mvm_mu_mimo_grp_notif(struct iwl_mvm *mvm,
1680 struct iwl_rx_cmd_buffer *rxb);
1681 void iwl_mvm_sta_pm_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1682 void iwl_mvm_window_status_notif(struct iwl_mvm *mvm,
1683 struct iwl_rx_cmd_buffer *rxb);
1684 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
1685 struct ieee80211_vif *vif);
1686 void iwl_mvm_probe_resp_data_notif(struct iwl_mvm *mvm,
1687 struct iwl_rx_cmd_buffer *rxb);
1688 void iwl_mvm_rx_missed_vap_notif(struct iwl_mvm *mvm,
1689 struct iwl_rx_cmd_buffer *rxb);
1690 void iwl_mvm_channel_switch_noa_notif(struct iwl_mvm *mvm,
1691 struct iwl_rx_cmd_buffer *rxb);
1692 /* Bindings */
1693 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1694 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1695
1696 /* Quota management */
iwl_mvm_quota_cmd_size(struct iwl_mvm * mvm)1697 static inline size_t iwl_mvm_quota_cmd_size(struct iwl_mvm *mvm)
1698 {
1699 return iwl_mvm_has_quota_low_latency(mvm) ?
1700 sizeof(struct iwl_time_quota_cmd) :
1701 sizeof(struct iwl_time_quota_cmd_v1);
1702 }
1703
1704 static inline struct iwl_time_quota_data
iwl_mvm_quota_cmd_get_quota(struct iwl_mvm * mvm,struct iwl_time_quota_cmd * cmd,int i)1705 *iwl_mvm_quota_cmd_get_quota(struct iwl_mvm *mvm,
1706 struct iwl_time_quota_cmd *cmd,
1707 int i)
1708 {
1709 struct iwl_time_quota_data_v1 *quotas;
1710
1711 if (iwl_mvm_has_quota_low_latency(mvm))
1712 return &cmd->quotas[i];
1713
1714 quotas = (struct iwl_time_quota_data_v1 *)cmd->quotas;
1715 return (struct iwl_time_quota_data *)"as[i];
1716 }
1717
1718 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload,
1719 struct ieee80211_vif *disabled_vif);
1720
1721 /* Scanning */
1722 int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1723 struct cfg80211_scan_request *req,
1724 struct ieee80211_scan_ies *ies);
1725 int iwl_mvm_scan_size(struct iwl_mvm *mvm);
1726 int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify);
1727 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm);
1728 void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm);
1729 void iwl_mvm_scan_timeout_wk(struct work_struct *work);
1730
1731 /* Scheduled scan */
1732 void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm,
1733 struct iwl_rx_cmd_buffer *rxb);
1734 void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1735 struct iwl_rx_cmd_buffer *rxb);
1736 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
1737 struct ieee80211_vif *vif,
1738 struct cfg80211_sched_scan_request *req,
1739 struct ieee80211_scan_ies *ies,
1740 int type);
1741 void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm,
1742 struct iwl_rx_cmd_buffer *rxb);
1743
1744 /* UMAC scan */
1745 int iwl_mvm_config_scan(struct iwl_mvm *mvm);
1746 void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm,
1747 struct iwl_rx_cmd_buffer *rxb);
1748 void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1749 struct iwl_rx_cmd_buffer *rxb);
1750
1751 /* MVM debugfs */
1752 #ifdef CONFIG_IWLWIFI_DEBUGFS
1753 void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
1754 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1755 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1756 #else
iwl_mvm_dbgfs_register(struct iwl_mvm * mvm,struct dentry * dbgfs_dir)1757 static inline void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
1758 struct dentry *dbgfs_dir)
1759 {
1760 }
1761 static inline void
iwl_mvm_vif_dbgfs_register(struct iwl_mvm * mvm,struct ieee80211_vif * vif)1762 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1763 {
1764 }
1765 static inline void
iwl_mvm_vif_dbgfs_clean(struct iwl_mvm * mvm,struct ieee80211_vif * vif)1766 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1767 {
1768 }
1769 #endif /* CONFIG_IWLWIFI_DEBUGFS */
1770
1771 /* rate scaling */
1772 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq);
1773 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg);
1774 int rs_pretty_print_rate(char *buf, int bufsz, const u32 rate);
1775 void rs_update_last_rssi(struct iwl_mvm *mvm,
1776 struct iwl_mvm_sta *mvmsta,
1777 struct ieee80211_rx_status *rx_status);
1778
1779 /* power management */
1780 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
1781 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
1782 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm);
1783 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1784 char *buf, int bufsz);
1785
1786 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1787 void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
1788 struct iwl_rx_cmd_buffer *rxb);
1789
1790 #ifdef CONFIG_IWLWIFI_LEDS
1791 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
1792 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
1793 void iwl_mvm_leds_sync(struct iwl_mvm *mvm);
1794 #else
iwl_mvm_leds_init(struct iwl_mvm * mvm)1795 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
1796 {
1797 return 0;
1798 }
iwl_mvm_leds_exit(struct iwl_mvm * mvm)1799 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
1800 {
1801 }
iwl_mvm_leds_sync(struct iwl_mvm * mvm)1802 static inline void iwl_mvm_leds_sync(struct iwl_mvm *mvm)
1803 {
1804 }
1805 #endif
1806
1807 /* D3 (WoWLAN, NetDetect) */
1808 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
1809 int iwl_mvm_resume(struct ieee80211_hw *hw);
1810 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
1811 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
1812 struct ieee80211_vif *vif,
1813 struct cfg80211_gtk_rekey_data *data);
1814 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
1815 struct ieee80211_vif *vif,
1816 struct inet6_dev *idev);
1817 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
1818 struct ieee80211_vif *vif, int idx);
1819 extern const struct file_operations iwl_dbgfs_d3_test_ops;
1820 struct iwl_wowlan_status *iwl_mvm_send_wowlan_get_status(struct iwl_mvm *mvm);
1821 #ifdef CONFIG_PM
1822 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
1823 struct ieee80211_vif *vif);
1824 #else
1825 static inline void
iwl_mvm_set_last_nonqos_seq(struct iwl_mvm * mvm,struct ieee80211_vif * vif)1826 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1827 {
1828 }
1829 #endif
1830 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
1831 struct iwl_wowlan_config_cmd *cmd);
1832 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
1833 struct ieee80211_vif *vif,
1834 bool disable_offloading,
1835 bool offload_ns,
1836 u32 cmd_flags);
1837
1838 /* BT Coex */
1839 int iwl_mvm_send_bt_init_conf(struct iwl_mvm *mvm);
1840 void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
1841 struct iwl_rx_cmd_buffer *rxb);
1842 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1843 enum ieee80211_rssi_event_data);
1844 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
1845 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
1846 struct ieee80211_sta *sta);
1847 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
1848 struct ieee80211_sta *sta);
1849 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant);
1850 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
1851 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
1852 enum nl80211_band band);
1853 u8 iwl_mvm_bt_coex_get_single_ant_msk(struct iwl_mvm *mvm, u8 enabled_ants);
1854 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
1855 struct ieee80211_tx_info *info, u8 ac);
1856
1857 /* beacon filtering */
1858 #ifdef CONFIG_IWLWIFI_DEBUGFS
1859 void
1860 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1861 struct iwl_beacon_filter_cmd *cmd);
1862 #else
1863 static inline void
iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif * vif,struct iwl_beacon_filter_cmd * cmd)1864 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1865 struct iwl_beacon_filter_cmd *cmd)
1866 {}
1867 #endif
1868 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
1869 struct ieee80211_vif *vif,
1870 u32 flags);
1871 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
1872 struct ieee80211_vif *vif,
1873 u32 flags);
1874 /* SMPS */
1875 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1876 enum iwl_mvm_smps_type_request req_type,
1877 enum ieee80211_smps_mode smps_request);
1878 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
1879
1880 /* Low latency */
1881 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1882 bool low_latency,
1883 enum iwl_mvm_low_latency_cause cause);
1884 /* get SystemLowLatencyMode - only needed for beacon threshold? */
1885 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1886 bool iwl_mvm_low_latency_band(struct iwl_mvm *mvm, enum nl80211_band band);
1887 void iwl_mvm_send_low_latency_cmd(struct iwl_mvm *mvm, bool low_latency,
1888 u16 mac_id);
1889
1890 /* get VMACLowLatencyMode */
iwl_mvm_vif_low_latency(struct iwl_mvm_vif * mvmvif)1891 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1892 {
1893 /*
1894 * should this consider associated/active/... state?
1895 *
1896 * Normally low-latency should only be active on interfaces
1897 * that are active, but at least with debugfs it can also be
1898 * enabled on interfaces that aren't active. However, when
1899 * interface aren't active then they aren't added into the
1900 * binding, so this has no real impact. For now, just return
1901 * the current desired low-latency state.
1902 */
1903 return mvmvif->low_latency_actual;
1904 }
1905
1906 static inline
iwl_mvm_vif_set_low_latency(struct iwl_mvm_vif * mvmvif,bool set,enum iwl_mvm_low_latency_cause cause)1907 void iwl_mvm_vif_set_low_latency(struct iwl_mvm_vif *mvmvif, bool set,
1908 enum iwl_mvm_low_latency_cause cause)
1909 {
1910 u8 new_state;
1911
1912 if (set)
1913 mvmvif->low_latency |= cause;
1914 else
1915 mvmvif->low_latency &= ~cause;
1916
1917 /*
1918 * if LOW_LATENCY_DEBUGFS_FORCE_ENABLE is enabled no changes are
1919 * allowed to actual mode.
1920 */
1921 if (mvmvif->low_latency & LOW_LATENCY_DEBUGFS_FORCE_ENABLE &&
1922 cause != LOW_LATENCY_DEBUGFS_FORCE_ENABLE)
1923 return;
1924
1925 if (cause == LOW_LATENCY_DEBUGFS_FORCE_ENABLE && set)
1926 /*
1927 * We enter force state
1928 */
1929 new_state = !!(mvmvif->low_latency &
1930 LOW_LATENCY_DEBUGFS_FORCE);
1931 else
1932 /*
1933 * Check if any other one set low latency
1934 */
1935 new_state = !!(mvmvif->low_latency &
1936 ~(LOW_LATENCY_DEBUGFS_FORCE_ENABLE |
1937 LOW_LATENCY_DEBUGFS_FORCE));
1938
1939 mvmvif->low_latency_actual = new_state;
1940 }
1941
1942 /* Return a bitmask with all the hw supported queues, except for the
1943 * command queue, which can't be flushed.
1944 */
iwl_mvm_flushable_queues(struct iwl_mvm * mvm)1945 static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm)
1946 {
1947 return ((BIT(mvm->trans->trans_cfg->base_params->num_of_queues) - 1) &
1948 ~BIT(IWL_MVM_DQA_CMD_QUEUE));
1949 }
1950
iwl_mvm_stop_device(struct iwl_mvm * mvm)1951 static inline void iwl_mvm_stop_device(struct iwl_mvm *mvm)
1952 {
1953 lockdep_assert_held(&mvm->mutex);
1954 iwl_fw_cancel_timestamp(&mvm->fwrt);
1955 clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
1956 iwl_fw_dbg_stop_sync(&mvm->fwrt);
1957 iwl_trans_stop_device(mvm->trans);
1958 iwl_free_fw_paging(&mvm->fwrt);
1959 iwl_fw_dump_conf_clear(&mvm->fwrt);
1960 }
1961
1962 /* Re-configure the SCD for a queue that has already been configured */
1963 int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id,
1964 int tid, int frame_limit, u16 ssn);
1965
1966 /* Thermal management and CT-kill */
1967 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
1968 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp);
1969 void iwl_mvm_temp_notif(struct iwl_mvm *mvm,
1970 struct iwl_rx_cmd_buffer *rxb);
1971 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
1972 void iwl_mvm_thermal_initialize(struct iwl_mvm *mvm, u32 min_backoff);
1973 void iwl_mvm_thermal_exit(struct iwl_mvm *mvm);
1974 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
1975 int iwl_mvm_get_temp(struct iwl_mvm *mvm, s32 *temp);
1976 void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1977 void iwl_mvm_enter_ctkill(struct iwl_mvm *mvm);
1978 int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm *mvm);
1979 int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 budget);
1980
1981 /* Location Aware Regulatory */
1982 struct iwl_mcc_update_resp *
1983 iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2,
1984 enum iwl_mcc_source src_id);
1985 int iwl_mvm_init_mcc(struct iwl_mvm *mvm);
1986 void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm,
1987 struct iwl_rx_cmd_buffer *rxb);
1988 struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy,
1989 const char *alpha2,
1990 enum iwl_mcc_source src_id,
1991 bool *changed);
1992 struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm,
1993 bool *changed);
1994 int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm);
1995 void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm);
1996
1997 /* smart fifo */
1998 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1999 bool added_vif);
2000
2001 /* FTM responder */
2002 int iwl_mvm_ftm_start_responder(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2003 void iwl_mvm_ftm_restart_responder(struct iwl_mvm *mvm,
2004 struct ieee80211_vif *vif);
2005 void iwl_mvm_ftm_responder_stats(struct iwl_mvm *mvm,
2006 struct iwl_rx_cmd_buffer *rxb);
2007 int iwl_mvm_ftm_resp_remove_pasn_sta(struct iwl_mvm *mvm,
2008 struct ieee80211_vif *vif, u8 *addr);
2009 int iwl_mvm_ftm_respoder_add_pasn_sta(struct iwl_mvm *mvm,
2010 struct ieee80211_vif *vif,
2011 u8 *addr, u32 cipher, u8 *tk, u32 tk_len,
2012 u8 *hltk, u32 hltk_len);
2013 void iwl_mvm_ftm_responder_clear(struct iwl_mvm *mvm,
2014 struct ieee80211_vif *vif);
2015
2016 /* FTM initiator */
2017 void iwl_mvm_ftm_restart(struct iwl_mvm *mvm);
2018 void iwl_mvm_ftm_range_resp(struct iwl_mvm *mvm,
2019 struct iwl_rx_cmd_buffer *rxb);
2020 void iwl_mvm_ftm_lc_notif(struct iwl_mvm *mvm,
2021 struct iwl_rx_cmd_buffer *rxb);
2022 int iwl_mvm_ftm_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2023 struct cfg80211_pmsr_request *request);
2024 void iwl_mvm_ftm_abort(struct iwl_mvm *mvm, struct cfg80211_pmsr_request *req);
2025 void iwl_mvm_ftm_initiator_smooth_config(struct iwl_mvm *mvm);
2026 void iwl_mvm_ftm_initiator_smooth_stop(struct iwl_mvm *mvm);
2027 int iwl_mvm_ftm_add_pasn_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2028 u8 *addr, u32 cipher, u8 *tk, u32 tk_len,
2029 u8 *hltk, u32 hltk_len);
2030 void iwl_mvm_ftm_remove_pasn_sta(struct iwl_mvm *mvm, u8 *addr);
2031
2032 /* TDLS */
2033
2034 /*
2035 * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present.
2036 * This TID is marked as used vs the AP and all connected TDLS peers.
2037 */
2038 #define IWL_MVM_TDLS_FW_TID 4
2039
2040 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2041 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm);
2042 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2043 bool sta_added);
2044 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
2045 struct ieee80211_vif *vif);
2046 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw,
2047 struct ieee80211_vif *vif,
2048 struct ieee80211_sta *sta, u8 oper_class,
2049 struct cfg80211_chan_def *chandef,
2050 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie);
2051 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw,
2052 struct ieee80211_vif *vif,
2053 struct ieee80211_tdls_ch_sw_params *params);
2054 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw,
2055 struct ieee80211_vif *vif,
2056 struct ieee80211_sta *sta);
2057 void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
2058 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work);
2059
2060 void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm,
2061 struct iwl_mvm_internal_rxq_notif *notif,
2062 u32 size);
2063 void iwl_mvm_reorder_timer_expired(struct timer_list *t);
2064 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm);
2065 bool iwl_mvm_is_vif_assoc(struct iwl_mvm *mvm);
2066
2067 #define MVM_TCM_PERIOD_MSEC 500
2068 #define MVM_TCM_PERIOD (HZ * MVM_TCM_PERIOD_MSEC / 1000)
2069 #define MVM_LL_PERIOD (10 * HZ)
2070 void iwl_mvm_tcm_work(struct work_struct *work);
2071 void iwl_mvm_recalc_tcm(struct iwl_mvm *mvm);
2072 void iwl_mvm_pause_tcm(struct iwl_mvm *mvm, bool with_cancel);
2073 void iwl_mvm_resume_tcm(struct iwl_mvm *mvm);
2074 void iwl_mvm_tcm_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2075 void iwl_mvm_tcm_rm_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2076 u8 iwl_mvm_tcm_load_percentage(u32 airtime, u32 elapsed);
2077
2078 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
2079 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm,
2080 struct ieee80211_vif *vif,
2081 bool tdls, bool cmd_q);
2082 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2083 const char *errmsg);
2084 void iwl_mvm_event_frame_timeout_callback(struct iwl_mvm *mvm,
2085 struct ieee80211_vif *vif,
2086 const struct ieee80211_sta *sta,
2087 u16 tid);
2088
2089 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b);
2090 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm);
2091 int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm);
2092 #ifdef CONFIG_IWLWIFI_DEBUGFS
2093 void iwl_mvm_sta_add_debugfs(struct ieee80211_hw *hw,
2094 struct ieee80211_vif *vif,
2095 struct ieee80211_sta *sta,
2096 struct dentry *dir);
2097 #endif
2098
iwl_mvm_phy_band_from_nl80211(enum nl80211_band band)2099 static inline u8 iwl_mvm_phy_band_from_nl80211(enum nl80211_band band)
2100 {
2101 switch (band) {
2102 case NL80211_BAND_2GHZ:
2103 return PHY_BAND_24;
2104 case NL80211_BAND_5GHZ:
2105 return PHY_BAND_5;
2106 default:
2107 WARN_ONCE(1, "Unsupported band (%u)\n", band);
2108 return PHY_BAND_5;
2109 }
2110 }
2111
2112 /* Channel info utils */
iwl_mvm_has_ultra_hb_channel(struct iwl_mvm * mvm)2113 static inline bool iwl_mvm_has_ultra_hb_channel(struct iwl_mvm *mvm)
2114 {
2115 return fw_has_capa(&mvm->fw->ucode_capa,
2116 IWL_UCODE_TLV_CAPA_ULTRA_HB_CHANNELS);
2117 }
2118
iwl_mvm_chan_info_cmd_tail(struct iwl_mvm * mvm,struct iwl_fw_channel_info * ci)2119 static inline void *iwl_mvm_chan_info_cmd_tail(struct iwl_mvm *mvm,
2120 struct iwl_fw_channel_info *ci)
2121 {
2122 return (u8 *)ci + (iwl_mvm_has_ultra_hb_channel(mvm) ?
2123 sizeof(struct iwl_fw_channel_info) :
2124 sizeof(struct iwl_fw_channel_info_v1));
2125 }
2126
iwl_mvm_chan_info_padding(struct iwl_mvm * mvm)2127 static inline size_t iwl_mvm_chan_info_padding(struct iwl_mvm *mvm)
2128 {
2129 return iwl_mvm_has_ultra_hb_channel(mvm) ? 0 :
2130 sizeof(struct iwl_fw_channel_info) -
2131 sizeof(struct iwl_fw_channel_info_v1);
2132 }
2133
iwl_mvm_set_chan_info(struct iwl_mvm * mvm,struct iwl_fw_channel_info * ci,u32 chan,u8 band,u8 width,u8 ctrl_pos)2134 static inline void iwl_mvm_set_chan_info(struct iwl_mvm *mvm,
2135 struct iwl_fw_channel_info *ci,
2136 u32 chan, u8 band, u8 width,
2137 u8 ctrl_pos)
2138 {
2139 if (iwl_mvm_has_ultra_hb_channel(mvm)) {
2140 ci->channel = cpu_to_le32(chan);
2141 ci->band = band;
2142 ci->width = width;
2143 ci->ctrl_pos = ctrl_pos;
2144 } else {
2145 struct iwl_fw_channel_info_v1 *ci_v1 =
2146 (struct iwl_fw_channel_info_v1 *)ci;
2147
2148 ci_v1->channel = chan;
2149 ci_v1->band = band;
2150 ci_v1->width = width;
2151 ci_v1->ctrl_pos = ctrl_pos;
2152 }
2153 }
2154
2155 static inline void
iwl_mvm_set_chan_info_chandef(struct iwl_mvm * mvm,struct iwl_fw_channel_info * ci,struct cfg80211_chan_def * chandef)2156 iwl_mvm_set_chan_info_chandef(struct iwl_mvm *mvm,
2157 struct iwl_fw_channel_info *ci,
2158 struct cfg80211_chan_def *chandef)
2159 {
2160 enum nl80211_band band = chandef->chan->band;
2161
2162 iwl_mvm_set_chan_info(mvm, ci, chandef->chan->hw_value,
2163 iwl_mvm_phy_band_from_nl80211(band),
2164 iwl_mvm_get_channel_width(chandef),
2165 iwl_mvm_get_ctrl_pos(chandef));
2166 }
2167
iwl_umac_scan_get_max_profiles(const struct iwl_fw * fw)2168 static inline int iwl_umac_scan_get_max_profiles(const struct iwl_fw *fw)
2169 {
2170 u8 ver = iwl_fw_lookup_cmd_ver(fw, IWL_ALWAYS_LONG_GROUP,
2171 SCAN_OFFLOAD_UPDATE_PROFILES_CMD,
2172 IWL_FW_CMD_VER_UNKNOWN);
2173 return (ver == IWL_FW_CMD_VER_UNKNOWN || ver < 3) ?
2174 IWL_SCAN_MAX_PROFILES : IWL_SCAN_MAX_PROFILES_V2;
2175 }
2176
2177 static inline
iwl_mvm_cipher_to_location_cipher(u32 cipher)2178 enum iwl_location_cipher iwl_mvm_cipher_to_location_cipher(u32 cipher)
2179 {
2180 switch (cipher) {
2181 case WLAN_CIPHER_SUITE_CCMP:
2182 return IWL_LOCATION_CIPHER_CCMP_128;
2183 case WLAN_CIPHER_SUITE_GCMP:
2184 return IWL_LOCATION_CIPHER_GCMP_128;
2185 case WLAN_CIPHER_SUITE_GCMP_256:
2186 return IWL_LOCATION_CIPHER_GCMP_256;
2187 default:
2188 return IWL_LOCATION_CIPHER_INVALID;
2189 }
2190 }
2191 #endif /* __IWL_MVM_H__ */
2192