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.
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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 * Copyright(c) 2018 - 2019 Intel Corporation
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13 * This program is free software; you can redistribute it and/or modify
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20 * General Public License for more details.
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26 * Intel Linux Wireless <linuxwifi@intel.com>
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28 *
29 * BSD LICENSE
30 *
31 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
32 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
33 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
34 * Copyright(c) 2018 - 2019 Intel Corporation
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63 *****************************************************************************/
64
65 #ifndef __IWL_MVM_H__
66 #define __IWL_MVM_H__
67
68 #include <linux/list.h>
69 #include <linux/spinlock.h>
70 #include <linux/leds.h>
71 #include <linux/in6.h>
72
73 #ifdef CONFIG_THERMAL
74 #include <linux/thermal.h>
75 #endif
76
77 #include "iwl-op-mode.h"
78 #include "iwl-trans.h"
79 #include "fw/notif-wait.h"
80 #include "iwl-eeprom-parse.h"
81 #include "fw/file.h"
82 #include "iwl-config.h"
83 #include "sta.h"
84 #include "fw-api.h"
85 #include "constants.h"
86 #include "fw/runtime.h"
87 #include "fw/dbg.h"
88 #include "fw/acpi.h"
89 #include "iwl-nvm-parse.h"
90
91 #include <linux/average.h>
92
93 #define IWL_MVM_MAX_ADDRESSES 5
94 /* RSSI offset for WkP */
95 #define IWL_RSSI_OFFSET 50
96 #define IWL_MVM_MISSED_BEACONS_THRESHOLD 8
97 #define IWL_MVM_MISSED_BEACONS_THRESHOLD_LONG 16
98
99 /* A TimeUnit is 1024 microsecond */
100 #define MSEC_TO_TU(_msec) (_msec*1000/1024)
101
102 /* For GO, this value represents the number of TUs before CSA "beacon
103 * 0" TBTT when the CSA time-event needs to be scheduled to start. It
104 * must be big enough to ensure that we switch in time.
105 */
106 #define IWL_MVM_CHANNEL_SWITCH_TIME_GO 40
107
108 /* For client, this value represents the number of TUs before CSA
109 * "beacon 1" TBTT, instead. This is because we don't know when the
110 * GO/AP will be in the new channel, so we switch early enough.
111 */
112 #define IWL_MVM_CHANNEL_SWITCH_TIME_CLIENT 10
113
114 /*
115 * This value (in TUs) is used to fine tune the CSA NoA end time which should
116 * be just before "beacon 0" TBTT.
117 */
118 #define IWL_MVM_CHANNEL_SWITCH_MARGIN 4
119
120 /*
121 * Number of beacons to transmit on a new channel until we unblock tx to
122 * the stations, even if we didn't identify them on a new channel
123 */
124 #define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3
125
126 /* offchannel queue towards mac80211 */
127 #define IWL_MVM_OFFCHANNEL_QUEUE 0
128
129 extern const struct ieee80211_ops iwl_mvm_hw_ops;
130
131 /**
132 * struct iwl_mvm_mod_params - module parameters for iwlmvm
133 * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted.
134 * We will register to mac80211 to have testmode working. The NIC must not
135 * be up'ed after the INIT fw asserted. This is useful to be able to use
136 * proprietary tools over testmode to debug the INIT fw.
137 * @tfd_q_hang_detect: enabled the detection of hung transmit queues
138 * @power_scheme: one of enum iwl_power_scheme
139 */
140 struct iwl_mvm_mod_params {
141 bool init_dbg;
142 bool tfd_q_hang_detect;
143 int power_scheme;
144 };
145 extern struct iwl_mvm_mod_params iwlmvm_mod_params;
146
147 struct iwl_mvm_phy_ctxt {
148 u16 id;
149 u16 color;
150 u32 ref;
151
152 enum nl80211_chan_width width;
153
154 /*
155 * TODO: This should probably be removed. Currently here only for rate
156 * scaling algorithm
157 */
158 struct ieee80211_channel *channel;
159 };
160
161 struct iwl_mvm_time_event_data {
162 struct ieee80211_vif *vif;
163 struct list_head list;
164 unsigned long end_jiffies;
165 u32 duration;
166 bool running;
167 u32 uid;
168
169 /*
170 * The access to the 'id' field must be done when the
171 * mvm->time_event_lock is held, as it value is used to indicate
172 * if the te is in the time event list or not (when id == TE_MAX)
173 */
174 u32 id;
175 };
176
177 /* Power management */
178
179 /**
180 * enum iwl_power_scheme
181 * @IWL_POWER_LEVEL_CAM - Continuously Active Mode
182 * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default)
183 * @IWL_POWER_LEVEL_LP - Low Power
184 */
185 enum iwl_power_scheme {
186 IWL_POWER_SCHEME_CAM = 1,
187 IWL_POWER_SCHEME_BPS,
188 IWL_POWER_SCHEME_LP
189 };
190
191 #define IWL_CONN_MAX_LISTEN_INTERVAL 10
192 #define IWL_UAPSD_MAX_SP IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL
193
194 #ifdef CONFIG_IWLWIFI_DEBUGFS
195 enum iwl_dbgfs_pm_mask {
196 MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0),
197 MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1),
198 MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2),
199 MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3),
200 MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4),
201 MVM_DEBUGFS_PM_LPRX_ENA = BIT(6),
202 MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7),
203 MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8),
204 MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9),
205 MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10),
206 };
207
208 struct iwl_dbgfs_pm {
209 u16 keep_alive_seconds;
210 u32 rx_data_timeout;
211 u32 tx_data_timeout;
212 bool skip_over_dtim;
213 u8 skip_dtim_periods;
214 bool lprx_ena;
215 u32 lprx_rssi_threshold;
216 bool snooze_ena;
217 bool uapsd_misbehaving;
218 bool use_ps_poll;
219 int mask;
220 };
221
222 /* beacon filtering */
223
224 enum iwl_dbgfs_bf_mask {
225 MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0),
226 MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1),
227 MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2),
228 MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3),
229 MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4),
230 MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5),
231 MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6),
232 MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7),
233 MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8),
234 MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9),
235 MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10),
236 };
237
238 struct iwl_dbgfs_bf {
239 u32 bf_energy_delta;
240 u32 bf_roaming_energy_delta;
241 u32 bf_roaming_state;
242 u32 bf_temp_threshold;
243 u32 bf_temp_fast_filter;
244 u32 bf_temp_slow_filter;
245 u32 bf_enable_beacon_filter;
246 u32 bf_debug_flag;
247 u32 bf_escape_timer;
248 u32 ba_escape_timer;
249 u32 ba_enable_beacon_abort;
250 int mask;
251 };
252 #endif
253
254 enum iwl_mvm_smps_type_request {
255 IWL_MVM_SMPS_REQ_BT_COEX,
256 IWL_MVM_SMPS_REQ_TT,
257 IWL_MVM_SMPS_REQ_PROT,
258 NUM_IWL_MVM_SMPS_REQ,
259 };
260
261 enum iwl_bt_force_ant_mode {
262 BT_FORCE_ANT_DIS = 0,
263 BT_FORCE_ANT_AUTO,
264 BT_FORCE_ANT_BT,
265 BT_FORCE_ANT_WIFI,
266
267 BT_FORCE_ANT_MAX,
268 };
269
270 /**
271 * struct iwl_mvm_low_latency_force - low latency force mode set by debugfs
272 * @LOW_LATENCY_FORCE_UNSET: unset force mode
273 * @LOW_LATENCY_FORCE_ON: for low latency on
274 * @LOW_LATENCY_FORCE_OFF: for low latency off
275 * @NUM_LOW_LATENCY_FORCE: max num of modes
276 */
277 enum iwl_mvm_low_latency_force {
278 LOW_LATENCY_FORCE_UNSET,
279 LOW_LATENCY_FORCE_ON,
280 LOW_LATENCY_FORCE_OFF,
281 NUM_LOW_LATENCY_FORCE
282 };
283
284 /**
285 * struct iwl_mvm_low_latency_cause - low latency set causes
286 * @LOW_LATENCY_TRAFFIC: indicates low latency traffic was detected
287 * @LOW_LATENCY_DEBUGFS: low latency mode set from debugfs
288 * @LOW_LATENCY_VCMD: low latency mode set from vendor command
289 * @LOW_LATENCY_VIF_TYPE: low latency mode set because of vif type (ap)
290 * @LOW_LATENCY_DEBUGFS_FORCE_ENABLE: indicate that force mode is enabled
291 * the actual set/unset is done with LOW_LATENCY_DEBUGFS_FORCE
292 * @LOW_LATENCY_DEBUGFS_FORCE: low latency force mode from debugfs
293 * set this with LOW_LATENCY_DEBUGFS_FORCE_ENABLE flag
294 * in low_latency.
295 */
296 enum iwl_mvm_low_latency_cause {
297 LOW_LATENCY_TRAFFIC = BIT(0),
298 LOW_LATENCY_DEBUGFS = BIT(1),
299 LOW_LATENCY_VCMD = BIT(2),
300 LOW_LATENCY_VIF_TYPE = BIT(3),
301 LOW_LATENCY_DEBUGFS_FORCE_ENABLE = BIT(4),
302 LOW_LATENCY_DEBUGFS_FORCE = BIT(5),
303 };
304
305 /**
306 * struct iwl_mvm_vif_bf_data - beacon filtering related data
307 * @bf_enabled: indicates if beacon filtering is enabled
308 * @ba_enabled: indicated if beacon abort is enabled
309 * @ave_beacon_signal: average beacon signal
310 * @last_cqm_event: rssi of the last cqm event
311 * @bt_coex_min_thold: minimum threshold for BT coex
312 * @bt_coex_max_thold: maximum threshold for BT coex
313 * @last_bt_coex_event: rssi of the last BT coex event
314 */
315 struct iwl_mvm_vif_bf_data {
316 bool bf_enabled;
317 bool ba_enabled;
318 int ave_beacon_signal;
319 int last_cqm_event;
320 int bt_coex_min_thold;
321 int bt_coex_max_thold;
322 int last_bt_coex_event;
323 };
324
325 /**
326 * struct iwl_probe_resp_data - data for NoA/CSA updates
327 * @rcu_head: used for freeing the data on update
328 * @notif: notification data
329 * @noa_len: length of NoA attribute, calculated from the notification
330 */
331 struct iwl_probe_resp_data {
332 struct rcu_head rcu_head;
333 struct iwl_probe_resp_data_notif notif;
334 int noa_len;
335 };
336
337 /**
338 * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
339 * @id: between 0 and 3
340 * @color: to solve races upon MAC addition and removal
341 * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
342 * @bssid: BSSID for this (client) interface
343 * @associated: indicates that we're currently associated, used only for
344 * managing the firmware state in iwl_mvm_bss_info_changed_station()
345 * @ap_assoc_sta_count: count of stations associated to us - valid only
346 * if VIF type is AP
347 * @uploaded: indicates the MAC context has been added to the device
348 * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
349 * should get quota etc.
350 * @pm_enabled - Indicate if MAC power management is allowed
351 * @monitor_active: indicates that monitor context is configured, and that the
352 * interface should get quota etc.
353 * @low_latency: bit flags for low latency
354 * see enum &iwl_mvm_low_latency_cause for causes.
355 * @low_latency_actual: boolean, indicates low latency is set,
356 * as a result from low_latency bit flags and takes force into account.
357 * @ps_disabled: indicates that this interface requires PS to be disabled
358 * @queue_params: QoS params for this MAC
359 * @bcast_sta: station used for broadcast packets. Used by the following
360 * vifs: P2P_DEVICE, GO and AP.
361 * @beacon_skb: the skb used to hold the AP/GO beacon template
362 * @smps_requests: the SMPS requests of different parts of the driver,
363 * combined on update to yield the overall request to mac80211.
364 * @beacon_stats: beacon statistics, containing the # of received beacons,
365 * # of received beacons accumulated over FW restart, and the current
366 * average signal of beacons retrieved from the firmware
367 * @csa_failed: CSA failed to schedule time event, report an error later
368 * @features: hw features active for this vif
369 * @probe_resp_data: data from FW notification to store NOA and CSA related
370 * data to be inserted into probe response.
371 */
372 struct iwl_mvm_vif {
373 struct iwl_mvm *mvm;
374 u16 id;
375 u16 color;
376 u8 ap_sta_id;
377
378 u8 bssid[ETH_ALEN];
379 bool associated;
380 u8 ap_assoc_sta_count;
381
382 u16 cab_queue;
383
384 bool uploaded;
385 bool ap_ibss_active;
386 bool pm_enabled;
387 bool monitor_active;
388 u8 low_latency: 6;
389 u8 low_latency_actual: 1;
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 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 struct iwl_mvm_sar_profile {
778 bool enabled;
779 u8 table[ACPI_SAR_TABLE_SIZE];
780 };
781
782 struct iwl_mvm_geo_profile {
783 u8 values[ACPI_GEO_TABLE_SIZE];
784 };
785
786 struct iwl_mvm_txq {
787 struct list_head list;
788 u16 txq_id;
789 atomic_t tx_request;
790 bool stopped;
791 };
792
793 static inline struct iwl_mvm_txq *
iwl_mvm_txq_from_mac80211(struct ieee80211_txq * txq)794 iwl_mvm_txq_from_mac80211(struct ieee80211_txq *txq)
795 {
796 return (void *)txq->drv_priv;
797 }
798
799 static inline struct iwl_mvm_txq *
iwl_mvm_txq_from_tid(struct ieee80211_sta * sta,u8 tid)800 iwl_mvm_txq_from_tid(struct ieee80211_sta *sta, u8 tid)
801 {
802 if (tid == IWL_MAX_TID_COUNT)
803 tid = IEEE80211_NUM_TIDS;
804
805 return (void *)sta->txq[tid]->drv_priv;
806 }
807
808 /**
809 * struct iwl_mvm_tvqm_txq_info - maps TVQM hw queue to tid
810 *
811 * @sta_id: sta id
812 * @txq_tid: txq tid
813 */
814 struct iwl_mvm_tvqm_txq_info {
815 u8 sta_id;
816 u8 txq_tid;
817 };
818
819 struct iwl_mvm_dqa_txq_info {
820 u8 ra_sta_id; /* The RA this queue is mapped to, if exists */
821 bool reserved; /* Is this the TXQ reserved for a STA */
822 u8 mac80211_ac; /* The mac80211 AC this queue is mapped to */
823 u8 txq_tid; /* The TID "owner" of this queue*/
824 u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */
825 /* Timestamp for inactivation per TID of this queue */
826 unsigned long last_frame_time[IWL_MAX_TID_COUNT + 1];
827 enum iwl_mvm_queue_status status;
828 };
829
830 struct iwl_mvm {
831 /* for logger access */
832 struct device *dev;
833
834 struct iwl_trans *trans;
835 const struct iwl_fw *fw;
836 const struct iwl_cfg *cfg;
837 struct iwl_phy_db *phy_db;
838 struct ieee80211_hw *hw;
839
840 /* for protecting access to iwl_mvm */
841 struct mutex mutex;
842 struct list_head async_handlers_list;
843 spinlock_t async_handlers_lock;
844 struct work_struct async_handlers_wk;
845
846 struct work_struct roc_done_wk;
847
848 unsigned long init_status;
849
850 unsigned long status;
851
852 u32 queue_sync_cookie;
853 atomic_t queue_sync_counter;
854 /*
855 * for beacon filtering -
856 * currently only one interface can be supported
857 */
858 struct iwl_mvm_vif *bf_allowed_vif;
859
860 bool hw_registered;
861 bool rfkill_safe_init_done;
862 bool support_umac_log;
863
864 u32 ampdu_ref;
865 bool ampdu_toggle;
866
867 struct iwl_notif_wait_data notif_wait;
868
869 union {
870 struct mvm_statistics_rx_v3 rx_stats_v3;
871 struct mvm_statistics_rx rx_stats;
872 };
873
874 struct {
875 u64 rx_time;
876 u64 tx_time;
877 u64 on_time_rf;
878 u64 on_time_scan;
879 } radio_stats, accu_radio_stats;
880
881 struct list_head add_stream_txqs;
882 union {
883 struct iwl_mvm_dqa_txq_info queue_info[IWL_MAX_HW_QUEUES];
884 struct iwl_mvm_tvqm_txq_info tvqm_info[IWL_MAX_TVQM_QUEUES];
885 };
886 struct work_struct add_stream_wk; /* To add streams to queues */
887
888 const char *nvm_file_name;
889 struct iwl_nvm_data *nvm_data;
890 /* NVM sections */
891 struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
892
893 struct iwl_fw_runtime fwrt;
894
895 /* EEPROM MAC addresses */
896 struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
897
898 /* data related to data path */
899 struct iwl_rx_phy_info last_phy_info;
900 struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
901 u8 rx_ba_sessions;
902
903 /* configured by mac80211 */
904 u32 rts_threshold;
905
906 /* Scan status, cmd (pre-allocated) and auxiliary station */
907 unsigned int scan_status;
908 void *scan_cmd;
909 struct iwl_mcast_filter_cmd *mcast_filter_cmd;
910 /* For CDB this is low band scan type, for non-CDB - type. */
911 enum iwl_mvm_scan_type scan_type;
912 enum iwl_mvm_scan_type hb_scan_type;
913
914 enum iwl_mvm_sched_scan_pass_all_states sched_scan_pass_all;
915 struct delayed_work scan_timeout_dwork;
916
917 /* max number of simultaneous scans the FW supports */
918 unsigned int max_scans;
919
920 /* UMAC scan tracking */
921 u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS];
922
923 /* start time of last scan in TSF of the mac that requested the scan */
924 u64 scan_start;
925
926 /* the vif that requested the current scan */
927 struct iwl_mvm_vif *scan_vif;
928
929 /* rx chain antennas set through debugfs for the scan command */
930 u8 scan_rx_ant;
931
932 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
933 /* broadcast filters to configure for each associated station */
934 const struct iwl_fw_bcast_filter *bcast_filters;
935 #ifdef CONFIG_IWLWIFI_DEBUGFS
936 struct {
937 bool override;
938 struct iwl_bcast_filter_cmd cmd;
939 } dbgfs_bcast_filtering;
940 #endif
941 #endif
942
943 /* Internal station */
944 struct iwl_mvm_int_sta aux_sta;
945 struct iwl_mvm_int_sta snif_sta;
946
947 bool last_ebs_successful;
948
949 u8 scan_last_antenna_idx; /* to toggle TX between antennas */
950 u8 mgmt_last_antenna_idx;
951
952 /* last smart fifo state that was successfully sent to firmware */
953 enum iwl_sf_state sf_state;
954
955 #ifdef CONFIG_IWLWIFI_DEBUGFS
956 struct dentry *debugfs_dir;
957 u32 dbgfs_sram_offset, dbgfs_sram_len;
958 u32 dbgfs_prph_reg_addr;
959 bool disable_power_off;
960 bool disable_power_off_d3;
961 bool beacon_inject_active;
962
963 bool scan_iter_notif_enabled;
964
965 struct debugfs_blob_wrapper nvm_hw_blob;
966 struct debugfs_blob_wrapper nvm_sw_blob;
967 struct debugfs_blob_wrapper nvm_calib_blob;
968 struct debugfs_blob_wrapper nvm_prod_blob;
969 struct debugfs_blob_wrapper nvm_phy_sku_blob;
970 struct debugfs_blob_wrapper nvm_reg_blob;
971
972 struct iwl_mvm_frame_stats drv_rx_stats;
973 spinlock_t drv_stats_lock;
974 u16 dbgfs_rx_phyinfo;
975 #endif
976
977 struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
978
979 struct list_head time_event_list;
980 spinlock_t time_event_lock;
981
982 /*
983 * A bitmap indicating the index of the key in use. The firmware
984 * can hold 16 keys at most. Reflect this fact.
985 */
986 unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
987 u8 fw_key_deleted[STA_KEY_MAX_NUM];
988
989 u8 vif_count;
990 struct ieee80211_vif __rcu *vif_id_to_mac[NUM_MAC_INDEX_DRIVER];
991
992 /* -1 for always, 0 for never, >0 for that many times */
993 s8 fw_restart;
994 u8 *error_recovery_buf;
995
996 #ifdef CONFIG_IWLWIFI_LEDS
997 struct led_classdev led;
998 #endif
999
1000 struct ieee80211_vif *p2p_device_vif;
1001
1002 #ifdef CONFIG_PM
1003 struct wiphy_wowlan_support wowlan;
1004 int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
1005
1006 /* sched scan settings for net detect */
1007 struct ieee80211_scan_ies nd_ies;
1008 struct cfg80211_match_set *nd_match_sets;
1009 int n_nd_match_sets;
1010 struct ieee80211_channel **nd_channels;
1011 int n_nd_channels;
1012 bool net_detect;
1013 u8 offload_tid;
1014 #ifdef CONFIG_IWLWIFI_DEBUGFS
1015 bool d3_wake_sysassert;
1016 bool d3_test_active;
1017 u32 d3_test_pme_ptr;
1018 struct ieee80211_vif *keep_vif;
1019 u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */
1020 #endif
1021 #endif
1022
1023 wait_queue_head_t rx_sync_waitq;
1024
1025 /* BT-Coex */
1026 struct iwl_bt_coex_profile_notif last_bt_notif;
1027 struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
1028
1029 u8 bt_tx_prio;
1030 enum iwl_bt_force_ant_mode bt_force_ant_mode;
1031
1032 /* Aux ROC */
1033 struct list_head aux_roc_te_list;
1034
1035 /* Thermal Throttling and CTkill */
1036 struct iwl_mvm_tt_mgmt thermal_throttle;
1037 #ifdef CONFIG_THERMAL
1038 struct iwl_mvm_thermal_device tz_device;
1039 struct iwl_mvm_cooling_device cooling_dev;
1040 #endif
1041
1042 s32 temperature; /* Celsius */
1043 /*
1044 * Debug option to set the NIC temperature. This option makes the
1045 * driver think this is the actual NIC temperature, and ignore the
1046 * real temperature that is received from the fw
1047 */
1048 bool temperature_test; /* Debug test temperature is enabled */
1049
1050 unsigned long bt_coex_last_tcm_ts;
1051 struct iwl_mvm_tcm tcm;
1052
1053 u8 uapsd_noagg_bssid_write_idx;
1054 struct mac_address uapsd_noagg_bssids[IWL_MVM_UAPSD_NOAGG_BSSIDS_NUM]
1055 __aligned(2);
1056
1057 struct iwl_time_quota_cmd last_quota_cmd;
1058
1059 #ifdef CONFIG_NL80211_TESTMODE
1060 u32 noa_duration;
1061 struct ieee80211_vif *noa_vif;
1062 #endif
1063
1064 /* Tx queues */
1065 u16 aux_queue;
1066 u16 snif_queue;
1067 u16 probe_queue;
1068 u16 p2p_dev_queue;
1069
1070 /* Indicate if device power save is allowed */
1071 u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
1072 /* Indicate if 32Khz external clock is valid */
1073 u32 ext_clock_valid;
1074
1075 struct ieee80211_vif __rcu *csa_vif;
1076 struct ieee80211_vif __rcu *csa_tx_blocked_vif;
1077 u8 csa_tx_block_bcn_timeout;
1078
1079 /* system time of last beacon (for AP/GO interface) */
1080 u32 ap_last_beacon_gp2;
1081
1082 /* indicates that we transmitted the last beacon */
1083 bool ibss_manager;
1084
1085 bool lar_regdom_set;
1086 enum iwl_mcc_source mcc_src;
1087
1088 /* TDLS channel switch data */
1089 struct {
1090 struct delayed_work dwork;
1091 enum iwl_mvm_tdls_cs_state state;
1092
1093 /*
1094 * Current cs sta - might be different from periodic cs peer
1095 * station. Value is meaningless when the cs-state is idle.
1096 */
1097 u8 cur_sta_id;
1098
1099 /* TDLS periodic channel-switch peer */
1100 struct {
1101 u8 sta_id;
1102 u8 op_class;
1103 bool initiator; /* are we the link initiator */
1104 struct cfg80211_chan_def chandef;
1105 struct sk_buff *skb; /* ch sw template */
1106 u32 ch_sw_tm_ie;
1107
1108 /* timestamp of last ch-sw request sent (GP2 time) */
1109 u32 sent_timestamp;
1110 } peer;
1111 } tdls_cs;
1112
1113
1114 u32 ciphers[IWL_MVM_NUM_CIPHERS];
1115 struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS];
1116
1117 struct cfg80211_ftm_responder_stats ftm_resp_stats;
1118 struct {
1119 struct cfg80211_pmsr_request *req;
1120 struct wireless_dev *req_wdev;
1121 struct list_head loc_list;
1122 int responses[IWL_MVM_TOF_MAX_APS];
1123 } ftm_initiator;
1124
1125 struct ieee80211_vif *nan_vif;
1126 #define IWL_MAX_BAID 32
1127 struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID];
1128
1129 /*
1130 * Drop beacons from other APs in AP mode when there are no connected
1131 * clients.
1132 */
1133 bool drop_bcn_ap_mode;
1134
1135 struct delayed_work cs_tx_unblock_dwork;
1136
1137 /* does a monitor vif exist (only one can exist hence bool) */
1138 bool monitor_on;
1139
1140 /* sniffer data to include in radiotap */
1141 __le16 cur_aid;
1142 u8 cur_bssid[ETH_ALEN];
1143
1144 #ifdef CONFIG_ACPI
1145 struct iwl_mvm_sar_profile sar_profiles[ACPI_SAR_PROFILE_NUM];
1146 struct iwl_mvm_geo_profile geo_profiles[ACPI_NUM_GEO_PROFILES];
1147 u32 geo_rev;
1148 struct iwl_ppag_table_cmd ppag_table;
1149 u32 ppag_rev;
1150 #endif
1151 };
1152
1153 /* Extract MVM priv from op_mode and _hw */
1154 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \
1155 ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
1156
1157 #define IWL_MAC80211_GET_MVM(_hw) \
1158 IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
1159
1160 /**
1161 * enum iwl_mvm_status - MVM status bits
1162 * @IWL_MVM_STATUS_HW_RFKILL: HW RF-kill is asserted
1163 * @IWL_MVM_STATUS_HW_CTKILL: CT-kill is active
1164 * @IWL_MVM_STATUS_ROC_RUNNING: remain-on-channel is running
1165 * @IWL_MVM_STATUS_HW_RESTART_REQUESTED: HW restart was requested
1166 * @IWL_MVM_STATUS_IN_HW_RESTART: HW restart is active
1167 * @IWL_MVM_STATUS_ROC_AUX_RUNNING: AUX remain-on-channel is running
1168 * @IWL_MVM_STATUS_FIRMWARE_RUNNING: firmware is running
1169 * @IWL_MVM_STATUS_NEED_FLUSH_P2P: need to flush P2P bcast STA
1170 */
1171 enum iwl_mvm_status {
1172 IWL_MVM_STATUS_HW_RFKILL,
1173 IWL_MVM_STATUS_HW_CTKILL,
1174 IWL_MVM_STATUS_ROC_RUNNING,
1175 IWL_MVM_STATUS_HW_RESTART_REQUESTED,
1176 IWL_MVM_STATUS_IN_HW_RESTART,
1177 IWL_MVM_STATUS_ROC_AUX_RUNNING,
1178 IWL_MVM_STATUS_FIRMWARE_RUNNING,
1179 IWL_MVM_STATUS_NEED_FLUSH_P2P,
1180 };
1181
1182 /* Keep track of completed init configuration */
1183 enum iwl_mvm_init_status {
1184 IWL_MVM_INIT_STATUS_THERMAL_INIT_COMPLETE = BIT(0),
1185 IWL_MVM_INIT_STATUS_LEDS_INIT_COMPLETE = BIT(1),
1186 };
1187
iwl_mvm_is_radio_killed(struct iwl_mvm * mvm)1188 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
1189 {
1190 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
1191 test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
1192 }
1193
iwl_mvm_is_radio_hw_killed(struct iwl_mvm * mvm)1194 static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm)
1195 {
1196 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status);
1197 }
1198
iwl_mvm_firmware_running(struct iwl_mvm * mvm)1199 static inline bool iwl_mvm_firmware_running(struct iwl_mvm *mvm)
1200 {
1201 return test_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
1202 }
1203
1204 /* Must be called with rcu_read_lock() held and it can only be
1205 * released when mvmsta is not needed anymore.
1206 */
1207 static inline struct iwl_mvm_sta *
iwl_mvm_sta_from_staid_rcu(struct iwl_mvm * mvm,u8 sta_id)1208 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id)
1209 {
1210 struct ieee80211_sta *sta;
1211
1212 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
1213 return NULL;
1214
1215 sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
1216
1217 /* This can happen if the station has been removed right now */
1218 if (IS_ERR_OR_NULL(sta))
1219 return NULL;
1220
1221 return iwl_mvm_sta_from_mac80211(sta);
1222 }
1223
1224 static inline struct iwl_mvm_sta *
iwl_mvm_sta_from_staid_protected(struct iwl_mvm * mvm,u8 sta_id)1225 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
1226 {
1227 struct ieee80211_sta *sta;
1228
1229 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
1230 return NULL;
1231
1232 sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
1233 lockdep_is_held(&mvm->mutex));
1234
1235 /* This can happen if the station has been removed right now */
1236 if (IS_ERR_OR_NULL(sta))
1237 return NULL;
1238
1239 return iwl_mvm_sta_from_mac80211(sta);
1240 }
1241
1242 static inline struct ieee80211_vif *
iwl_mvm_rcu_dereference_vif_id(struct iwl_mvm * mvm,u8 vif_id,bool rcu)1243 iwl_mvm_rcu_dereference_vif_id(struct iwl_mvm *mvm, u8 vif_id, bool rcu)
1244 {
1245 if (WARN_ON(vif_id >= ARRAY_SIZE(mvm->vif_id_to_mac)))
1246 return NULL;
1247
1248 if (rcu)
1249 return rcu_dereference(mvm->vif_id_to_mac[vif_id]);
1250
1251 return rcu_dereference_protected(mvm->vif_id_to_mac[vif_id],
1252 lockdep_is_held(&mvm->mutex));
1253 }
1254
iwl_mvm_is_adaptive_dwell_supported(struct iwl_mvm * mvm)1255 static inline bool iwl_mvm_is_adaptive_dwell_supported(struct iwl_mvm *mvm)
1256 {
1257 return fw_has_api(&mvm->fw->ucode_capa,
1258 IWL_UCODE_TLV_API_ADAPTIVE_DWELL);
1259 }
1260
iwl_mvm_is_adaptive_dwell_v2_supported(struct iwl_mvm * mvm)1261 static inline bool iwl_mvm_is_adaptive_dwell_v2_supported(struct iwl_mvm *mvm)
1262 {
1263 return fw_has_api(&mvm->fw->ucode_capa,
1264 IWL_UCODE_TLV_API_ADAPTIVE_DWELL_V2);
1265 }
1266
iwl_mvm_is_adwell_hb_ap_num_supported(struct iwl_mvm * mvm)1267 static inline bool iwl_mvm_is_adwell_hb_ap_num_supported(struct iwl_mvm *mvm)
1268 {
1269 return fw_has_api(&mvm->fw->ucode_capa,
1270 IWL_UCODE_TLV_API_ADWELL_HB_DEF_N_AP);
1271 }
1272
iwl_mvm_is_oce_supported(struct iwl_mvm * mvm)1273 static inline bool iwl_mvm_is_oce_supported(struct iwl_mvm *mvm)
1274 {
1275 /* OCE should never be enabled for LMAC scan FWs */
1276 return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_OCE);
1277 }
1278
iwl_mvm_is_frag_ebs_supported(struct iwl_mvm * mvm)1279 static inline bool iwl_mvm_is_frag_ebs_supported(struct iwl_mvm *mvm)
1280 {
1281 return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_FRAG_EBS);
1282 }
1283
iwl_mvm_is_short_beacon_notif_supported(struct iwl_mvm * mvm)1284 static inline bool iwl_mvm_is_short_beacon_notif_supported(struct iwl_mvm *mvm)
1285 {
1286 return fw_has_api(&mvm->fw->ucode_capa,
1287 IWL_UCODE_TLV_API_SHORT_BEACON_NOTIF);
1288 }
1289
iwl_mvm_is_dqa_data_queue(struct iwl_mvm * mvm,u8 queue)1290 static inline bool iwl_mvm_is_dqa_data_queue(struct iwl_mvm *mvm, u8 queue)
1291 {
1292 return (queue >= IWL_MVM_DQA_MIN_DATA_QUEUE) &&
1293 (queue <= IWL_MVM_DQA_MAX_DATA_QUEUE);
1294 }
1295
iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm * mvm,u8 queue)1296 static inline bool iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm *mvm, u8 queue)
1297 {
1298 return (queue >= IWL_MVM_DQA_MIN_MGMT_QUEUE) &&
1299 (queue <= IWL_MVM_DQA_MAX_MGMT_QUEUE);
1300 }
1301
iwl_mvm_is_lar_supported(struct iwl_mvm * mvm)1302 static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm)
1303 {
1304 bool nvm_lar = mvm->nvm_data->lar_enabled;
1305 bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa,
1306 IWL_UCODE_TLV_CAPA_LAR_SUPPORT);
1307
1308 if (iwlwifi_mod_params.lar_disable)
1309 return false;
1310
1311 /*
1312 * Enable LAR only if it is supported by the FW (TLV) &&
1313 * enabled in the NVM
1314 */
1315 if (mvm->cfg->nvm_type == IWL_NVM_EXT)
1316 return nvm_lar && tlv_lar;
1317 else
1318 return tlv_lar;
1319 }
1320
iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm * mvm)1321 static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm)
1322 {
1323 return fw_has_api(&mvm->fw->ucode_capa,
1324 IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) ||
1325 fw_has_capa(&mvm->fw->ucode_capa,
1326 IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC);
1327 }
1328
iwl_mvm_bt_is_rrc_supported(struct iwl_mvm * mvm)1329 static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm)
1330 {
1331 return fw_has_capa(&mvm->fw->ucode_capa,
1332 IWL_UCODE_TLV_CAPA_BT_COEX_RRC) &&
1333 IWL_MVM_BT_COEX_RRC;
1334 }
1335
iwl_mvm_is_csum_supported(struct iwl_mvm * mvm)1336 static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm)
1337 {
1338 return fw_has_capa(&mvm->fw->ucode_capa,
1339 IWL_UCODE_TLV_CAPA_CSUM_SUPPORT) &&
1340 !IWL_MVM_HW_CSUM_DISABLE;
1341 }
1342
iwl_mvm_is_mplut_supported(struct iwl_mvm * mvm)1343 static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm)
1344 {
1345 return fw_has_capa(&mvm->fw->ucode_capa,
1346 IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) &&
1347 IWL_MVM_BT_COEX_MPLUT;
1348 }
1349
1350 static inline
iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm * mvm)1351 bool iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm *mvm)
1352 {
1353 return fw_has_capa(&mvm->fw->ucode_capa,
1354 IWL_UCODE_TLV_CAPA_P2P_SCM_UAPSD) &&
1355 !(iwlwifi_mod_params.uapsd_disable &
1356 IWL_DISABLE_UAPSD_P2P_CLIENT);
1357 }
1358
iwl_mvm_has_new_rx_api(struct iwl_mvm * mvm)1359 static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm)
1360 {
1361 return fw_has_capa(&mvm->fw->ucode_capa,
1362 IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT);
1363 }
1364
iwl_mvm_has_new_tx_api(struct iwl_mvm * mvm)1365 static inline bool iwl_mvm_has_new_tx_api(struct iwl_mvm *mvm)
1366 {
1367 /* TODO - replace with TLV once defined */
1368 return mvm->trans->trans_cfg->use_tfh;
1369 }
1370
iwl_mvm_has_unified_ucode(struct iwl_mvm * mvm)1371 static inline bool iwl_mvm_has_unified_ucode(struct iwl_mvm *mvm)
1372 {
1373 /* TODO - better define this */
1374 return mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_22000;
1375 }
1376
iwl_mvm_is_cdb_supported(struct iwl_mvm * mvm)1377 static inline bool iwl_mvm_is_cdb_supported(struct iwl_mvm *mvm)
1378 {
1379 /*
1380 * TODO:
1381 * The issue of how to determine CDB APIs and usage is still not fully
1382 * defined.
1383 * There is a compilation for CDB and non-CDB FW, but there may
1384 * be also runtime check.
1385 * For now there is a TLV for checking compilation mode, but a
1386 * runtime check will also have to be here - once defined.
1387 */
1388 return fw_has_capa(&mvm->fw->ucode_capa,
1389 IWL_UCODE_TLV_CAPA_CDB_SUPPORT);
1390 }
1391
iwl_mvm_cdb_scan_api(struct iwl_mvm * mvm)1392 static inline bool iwl_mvm_cdb_scan_api(struct iwl_mvm *mvm)
1393 {
1394 /*
1395 * TODO: should this be the same as iwl_mvm_is_cdb_supported()?
1396 * but then there's a little bit of code in scan that won't make
1397 * any sense...
1398 */
1399 return mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_22000;
1400 }
1401
iwl_mvm_is_scan_ext_chan_supported(struct iwl_mvm * mvm)1402 static inline bool iwl_mvm_is_scan_ext_chan_supported(struct iwl_mvm *mvm)
1403 {
1404 return fw_has_api(&mvm->fw->ucode_capa,
1405 IWL_UCODE_TLV_API_SCAN_EXT_CHAN_VER);
1406 }
1407
iwl_mvm_is_reduced_config_scan_supported(struct iwl_mvm * mvm)1408 static inline bool iwl_mvm_is_reduced_config_scan_supported(struct iwl_mvm *mvm)
1409 {
1410 return fw_has_api(&mvm->fw->ucode_capa,
1411 IWL_UCODE_TLV_API_REDUCED_SCAN_CONFIG);
1412 }
1413
iwl_mvm_has_new_rx_stats_api(struct iwl_mvm * mvm)1414 static inline bool iwl_mvm_has_new_rx_stats_api(struct iwl_mvm *mvm)
1415 {
1416 return fw_has_api(&mvm->fw->ucode_capa,
1417 IWL_UCODE_TLV_API_NEW_RX_STATS);
1418 }
1419
iwl_mvm_has_quota_low_latency(struct iwl_mvm * mvm)1420 static inline bool iwl_mvm_has_quota_low_latency(struct iwl_mvm *mvm)
1421 {
1422 return fw_has_api(&mvm->fw->ucode_capa,
1423 IWL_UCODE_TLV_API_QUOTA_LOW_LATENCY);
1424 }
1425
iwl_mvm_has_tlc_offload(const struct iwl_mvm * mvm)1426 static inline bool iwl_mvm_has_tlc_offload(const struct iwl_mvm *mvm)
1427 {
1428 return fw_has_capa(&mvm->fw->ucode_capa,
1429 IWL_UCODE_TLV_CAPA_TLC_OFFLOAD);
1430 }
1431
1432 static inline struct agg_tx_status *
iwl_mvm_get_agg_status(struct iwl_mvm * mvm,void * tx_resp)1433 iwl_mvm_get_agg_status(struct iwl_mvm *mvm, void *tx_resp)
1434 {
1435 if (iwl_mvm_has_new_tx_api(mvm))
1436 return &((struct iwl_mvm_tx_resp *)tx_resp)->status;
1437 else
1438 return ((struct iwl_mvm_tx_resp_v3 *)tx_resp)->status;
1439 }
1440
iwl_mvm_is_tt_in_fw(struct iwl_mvm * mvm)1441 static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm)
1442 {
1443 /* these two TLV are redundant since the responsibility to CT-kill by
1444 * FW happens only after we send at least one command of
1445 * temperature THs report.
1446 */
1447 return fw_has_capa(&mvm->fw->ucode_capa,
1448 IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) &&
1449 fw_has_capa(&mvm->fw->ucode_capa,
1450 IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT);
1451 }
1452
iwl_mvm_is_ctdp_supported(struct iwl_mvm * mvm)1453 static inline bool iwl_mvm_is_ctdp_supported(struct iwl_mvm *mvm)
1454 {
1455 return fw_has_capa(&mvm->fw->ucode_capa,
1456 IWL_UCODE_TLV_CAPA_CTDP_SUPPORT);
1457 }
1458
1459 extern const u8 iwl_mvm_ac_to_tx_fifo[];
1460 extern const u8 iwl_mvm_ac_to_gen2_tx_fifo[];
1461
iwl_mvm_mac_ac_to_tx_fifo(struct iwl_mvm * mvm,enum ieee80211_ac_numbers ac)1462 static inline u8 iwl_mvm_mac_ac_to_tx_fifo(struct iwl_mvm *mvm,
1463 enum ieee80211_ac_numbers ac)
1464 {
1465 return iwl_mvm_has_new_tx_api(mvm) ?
1466 iwl_mvm_ac_to_gen2_tx_fifo[ac] : iwl_mvm_ac_to_tx_fifo[ac];
1467 }
1468
1469 struct iwl_rate_info {
1470 u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */
1471 u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */
1472 u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */
1473 u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */
1474 u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */
1475 };
1476
1477 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm);
1478 int __iwl_mvm_mac_start(struct iwl_mvm *mvm);
1479
1480 /******************
1481 * MVM Methods
1482 ******************/
1483 /* uCode */
1484 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
1485
1486 /* Utils */
1487 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
1488 enum nl80211_band band);
1489 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
1490 enum nl80211_band band,
1491 struct ieee80211_tx_rate *r);
1492 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
1493 u8 iwl_mvm_mac80211_ac_to_ucode_ac(enum ieee80211_ac_numbers ac);
1494 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
1495 u8 first_antenna(u8 mask);
1496 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
1497 void iwl_mvm_get_sync_time(struct iwl_mvm *mvm, u32 *gp2, u64 *boottime);
1498 u32 iwl_mvm_get_systime(struct iwl_mvm *mvm);
1499
1500 /* Tx / Host Commands */
1501 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
1502 struct iwl_host_cmd *cmd);
1503 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id,
1504 u32 flags, u16 len, const void *data);
1505 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
1506 struct iwl_host_cmd *cmd,
1507 u32 *status);
1508 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id,
1509 u16 len, const void *data,
1510 u32 *status);
1511 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
1512 struct ieee80211_sta *sta);
1513 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
1514 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
1515 struct iwl_tx_cmd *tx_cmd,
1516 struct ieee80211_tx_info *info, u8 sta_id);
1517 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd,
1518 struct ieee80211_tx_info *info,
1519 struct ieee80211_sta *sta, __le16 fc);
1520 void iwl_mvm_mac_itxq_xmit(struct ieee80211_hw *hw, struct ieee80211_txq *txq);
1521 unsigned int iwl_mvm_max_amsdu_size(struct iwl_mvm *mvm,
1522 struct ieee80211_sta *sta,
1523 unsigned int tid);
1524
1525 #ifdef CONFIG_IWLWIFI_DEBUG
1526 const char *iwl_mvm_get_tx_fail_reason(u32 status);
1527 #else
iwl_mvm_get_tx_fail_reason(u32 status)1528 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
1529 #endif
1530 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, u32 flags);
1531 int iwl_mvm_flush_sta(struct iwl_mvm *mvm, void *sta, bool internal, u32 flags);
1532 int iwl_mvm_flush_sta_tids(struct iwl_mvm *mvm, u32 sta_id,
1533 u16 tids, u32 flags);
1534
1535 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
1536
iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info * info,struct iwl_tx_cmd * tx_cmd)1537 static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info,
1538 struct iwl_tx_cmd *tx_cmd)
1539 {
1540 struct ieee80211_key_conf *keyconf = info->control.hw_key;
1541
1542 tx_cmd->sec_ctl = TX_CMD_SEC_CCM;
1543 memcpy(tx_cmd->key, keyconf->key, keyconf->keylen);
1544 }
1545
iwl_mvm_wait_for_async_handlers(struct iwl_mvm * mvm)1546 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
1547 {
1548 flush_work(&mvm->async_handlers_wk);
1549 }
1550
1551 /* Statistics */
1552 void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm,
1553 struct iwl_rx_packet *pkt);
1554 void iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
1555 struct iwl_rx_cmd_buffer *rxb);
1556 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear);
1557 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm);
1558
1559 /* NVM */
1560 int iwl_nvm_init(struct iwl_mvm *mvm);
1561 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
1562
iwl_mvm_get_valid_tx_ant(struct iwl_mvm * mvm)1563 static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm)
1564 {
1565 return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ?
1566 mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant :
1567 mvm->fw->valid_tx_ant;
1568 }
1569
iwl_mvm_get_valid_rx_ant(struct iwl_mvm * mvm)1570 static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm)
1571 {
1572 return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ?
1573 mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant :
1574 mvm->fw->valid_rx_ant;
1575 }
1576
iwl_mvm_toggle_tx_ant(struct iwl_mvm * mvm,u8 * ant)1577 static inline void iwl_mvm_toggle_tx_ant(struct iwl_mvm *mvm, u8 *ant)
1578 {
1579 *ant = iwl_mvm_next_antenna(mvm, iwl_mvm_get_valid_tx_ant(mvm), *ant);
1580 }
1581
iwl_mvm_get_phy_config(struct iwl_mvm * mvm)1582 static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm)
1583 {
1584 u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN |
1585 FW_PHY_CFG_RX_CHAIN);
1586 u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm);
1587 u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm);
1588
1589 phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS |
1590 valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS;
1591
1592 return mvm->fw->phy_config & phy_config;
1593 }
1594
1595 int iwl_mvm_up(struct iwl_mvm *mvm);
1596 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
1597
1598 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
1599 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
1600 struct iwl_bcast_filter_cmd *cmd);
1601
1602 /*
1603 * FW notifications / CMD responses handlers
1604 * Convention: iwl_mvm_rx_<NAME OF THE CMD>
1605 */
1606 void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1607 void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi,
1608 struct iwl_rx_cmd_buffer *rxb);
1609 void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi,
1610 struct iwl_rx_cmd_buffer *rxb, int queue);
1611 void iwl_mvm_rx_monitor_no_data(struct iwl_mvm *mvm, struct napi_struct *napi,
1612 struct iwl_rx_cmd_buffer *rxb, int queue);
1613 void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi,
1614 struct iwl_rx_cmd_buffer *rxb, int queue);
1615 void iwl_mvm_rx_bar_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi,
1616 struct iwl_rx_cmd_buffer *rxb, int queue);
1617 int iwl_mvm_notify_rx_queue(struct iwl_mvm *mvm, u32 rxq_mask,
1618 const u8 *data, u32 count, bool async);
1619 void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct napi_struct *napi,
1620 struct iwl_rx_cmd_buffer *rxb, int queue);
1621 void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1622 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm,
1623 struct iwl_rx_cmd_buffer *rxb);
1624 void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags);
1625 void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1626 void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
1627 struct iwl_rx_cmd_buffer *rxb);
1628 void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1629 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
1630 struct iwl_rx_cmd_buffer *rxb);
1631 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
1632 struct iwl_rx_cmd_buffer *rxb);
1633 void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm,
1634 struct iwl_rx_cmd_buffer *rxb);
1635
1636 /* MVM PHY */
1637 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1638 struct cfg80211_chan_def *chandef,
1639 u8 chains_static, u8 chains_dynamic);
1640 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1641 struct cfg80211_chan_def *chandef,
1642 u8 chains_static, u8 chains_dynamic);
1643 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
1644 struct iwl_mvm_phy_ctxt *ctxt);
1645 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
1646 struct iwl_mvm_phy_ctxt *ctxt);
1647 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm);
1648 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef);
1649 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef);
1650
1651 /* MAC (virtual interface) programming */
1652 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1653 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1654 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1655 bool force_assoc_off, const u8 *bssid_override);
1656 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1657 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
1658 struct ieee80211_vif *vif);
1659 int iwl_mvm_mac_ctxt_send_beacon(struct iwl_mvm *mvm,
1660 struct ieee80211_vif *vif,
1661 struct sk_buff *beacon);
1662 int iwl_mvm_mac_ctxt_send_beacon_cmd(struct iwl_mvm *mvm,
1663 struct sk_buff *beacon,
1664 void *data, int len);
1665 u8 iwl_mvm_mac_ctxt_get_lowest_rate(struct ieee80211_tx_info *info,
1666 struct ieee80211_vif *vif);
1667 void iwl_mvm_mac_ctxt_set_tim(struct iwl_mvm *mvm,
1668 __le32 *tim_index, __le32 *tim_size,
1669 u8 *beacon, u32 frame_size);
1670 void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
1671 struct iwl_rx_cmd_buffer *rxb);
1672 void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
1673 struct iwl_rx_cmd_buffer *rxb);
1674 void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm,
1675 struct iwl_rx_cmd_buffer *rxb);
1676 void iwl_mvm_mu_mimo_grp_notif(struct iwl_mvm *mvm,
1677 struct iwl_rx_cmd_buffer *rxb);
1678 void iwl_mvm_sta_pm_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1679 void iwl_mvm_window_status_notif(struct iwl_mvm *mvm,
1680 struct iwl_rx_cmd_buffer *rxb);
1681 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
1682 struct ieee80211_vif *vif);
1683 void iwl_mvm_probe_resp_data_notif(struct iwl_mvm *mvm,
1684 struct iwl_rx_cmd_buffer *rxb);
1685 void iwl_mvm_channel_switch_noa_notif(struct iwl_mvm *mvm,
1686 struct iwl_rx_cmd_buffer *rxb);
1687 /* Bindings */
1688 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1689 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1690
1691 /* Quota management */
iwl_mvm_quota_cmd_size(struct iwl_mvm * mvm)1692 static inline size_t iwl_mvm_quota_cmd_size(struct iwl_mvm *mvm)
1693 {
1694 return iwl_mvm_has_quota_low_latency(mvm) ?
1695 sizeof(struct iwl_time_quota_cmd) :
1696 sizeof(struct iwl_time_quota_cmd_v1);
1697 }
1698
1699 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)1700 *iwl_mvm_quota_cmd_get_quota(struct iwl_mvm *mvm,
1701 struct iwl_time_quota_cmd *cmd,
1702 int i)
1703 {
1704 struct iwl_time_quota_data_v1 *quotas;
1705
1706 if (iwl_mvm_has_quota_low_latency(mvm))
1707 return &cmd->quotas[i];
1708
1709 quotas = (struct iwl_time_quota_data_v1 *)cmd->quotas;
1710 return (struct iwl_time_quota_data *)"as[i];
1711 }
1712
1713 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload,
1714 struct ieee80211_vif *disabled_vif);
1715
1716 /* Scanning */
1717 int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1718 struct cfg80211_scan_request *req,
1719 struct ieee80211_scan_ies *ies);
1720 int iwl_mvm_scan_size(struct iwl_mvm *mvm);
1721 int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify);
1722 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm);
1723 void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm);
1724 void iwl_mvm_scan_timeout_wk(struct work_struct *work);
1725
1726 /* Scheduled scan */
1727 void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm,
1728 struct iwl_rx_cmd_buffer *rxb);
1729 void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1730 struct iwl_rx_cmd_buffer *rxb);
1731 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
1732 struct ieee80211_vif *vif,
1733 struct cfg80211_sched_scan_request *req,
1734 struct ieee80211_scan_ies *ies,
1735 int type);
1736 void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm,
1737 struct iwl_rx_cmd_buffer *rxb);
1738
1739 /* UMAC scan */
1740 int iwl_mvm_config_scan(struct iwl_mvm *mvm);
1741 void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm,
1742 struct iwl_rx_cmd_buffer *rxb);
1743 void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1744 struct iwl_rx_cmd_buffer *rxb);
1745
1746 /* MVM debugfs */
1747 #ifdef CONFIG_IWLWIFI_DEBUGFS
1748 void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
1749 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1750 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1751 #else
iwl_mvm_dbgfs_register(struct iwl_mvm * mvm,struct dentry * dbgfs_dir)1752 static inline void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
1753 struct dentry *dbgfs_dir)
1754 {
1755 }
1756 static inline void
iwl_mvm_vif_dbgfs_register(struct iwl_mvm * mvm,struct ieee80211_vif * vif)1757 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1758 {
1759 }
1760 static inline void
iwl_mvm_vif_dbgfs_clean(struct iwl_mvm * mvm,struct ieee80211_vif * vif)1761 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1762 {
1763 }
1764 #endif /* CONFIG_IWLWIFI_DEBUGFS */
1765
1766 /* rate scaling */
1767 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq);
1768 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg);
1769 int rs_pretty_print_rate(char *buf, int bufsz, const u32 rate);
1770 void rs_update_last_rssi(struct iwl_mvm *mvm,
1771 struct iwl_mvm_sta *mvmsta,
1772 struct ieee80211_rx_status *rx_status);
1773
1774 /* power management */
1775 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
1776 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
1777 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm);
1778 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1779 char *buf, int bufsz);
1780
1781 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1782 void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
1783 struct iwl_rx_cmd_buffer *rxb);
1784
1785 #ifdef CONFIG_IWLWIFI_LEDS
1786 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
1787 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
1788 void iwl_mvm_leds_sync(struct iwl_mvm *mvm);
1789 #else
iwl_mvm_leds_init(struct iwl_mvm * mvm)1790 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
1791 {
1792 return 0;
1793 }
iwl_mvm_leds_exit(struct iwl_mvm * mvm)1794 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
1795 {
1796 }
iwl_mvm_leds_sync(struct iwl_mvm * mvm)1797 static inline void iwl_mvm_leds_sync(struct iwl_mvm *mvm)
1798 {
1799 }
1800 #endif
1801
1802 /* D3 (WoWLAN, NetDetect) */
1803 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
1804 int iwl_mvm_resume(struct ieee80211_hw *hw);
1805 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
1806 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
1807 struct ieee80211_vif *vif,
1808 struct cfg80211_gtk_rekey_data *data);
1809 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
1810 struct ieee80211_vif *vif,
1811 struct inet6_dev *idev);
1812 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
1813 struct ieee80211_vif *vif, int idx);
1814 extern const struct file_operations iwl_dbgfs_d3_test_ops;
1815 struct iwl_wowlan_status *iwl_mvm_send_wowlan_get_status(struct iwl_mvm *mvm);
1816 #ifdef CONFIG_PM
1817 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
1818 struct ieee80211_vif *vif);
1819 #else
1820 static inline void
iwl_mvm_set_last_nonqos_seq(struct iwl_mvm * mvm,struct ieee80211_vif * vif)1821 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1822 {
1823 }
1824 #endif
1825 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
1826 struct iwl_wowlan_config_cmd *cmd);
1827 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
1828 struct ieee80211_vif *vif,
1829 bool disable_offloading,
1830 bool offload_ns,
1831 u32 cmd_flags);
1832
1833 /* BT Coex */
1834 int iwl_mvm_send_bt_init_conf(struct iwl_mvm *mvm);
1835 void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
1836 struct iwl_rx_cmd_buffer *rxb);
1837 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1838 enum ieee80211_rssi_event_data);
1839 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
1840 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
1841 struct ieee80211_sta *sta);
1842 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
1843 struct ieee80211_sta *sta);
1844 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant);
1845 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
1846 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
1847 enum nl80211_band band);
1848 u8 iwl_mvm_bt_coex_get_single_ant_msk(struct iwl_mvm *mvm, u8 enabled_ants);
1849 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
1850 struct ieee80211_tx_info *info, u8 ac);
1851
1852 /* beacon filtering */
1853 #ifdef CONFIG_IWLWIFI_DEBUGFS
1854 void
1855 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1856 struct iwl_beacon_filter_cmd *cmd);
1857 #else
1858 static inline void
iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif * vif,struct iwl_beacon_filter_cmd * cmd)1859 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1860 struct iwl_beacon_filter_cmd *cmd)
1861 {}
1862 #endif
1863 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
1864 struct ieee80211_vif *vif,
1865 u32 flags);
1866 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
1867 struct ieee80211_vif *vif,
1868 u32 flags);
1869 /* SMPS */
1870 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1871 enum iwl_mvm_smps_type_request req_type,
1872 enum ieee80211_smps_mode smps_request);
1873 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
1874
1875 /* Low latency */
1876 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1877 bool low_latency,
1878 enum iwl_mvm_low_latency_cause cause);
1879 /* get SystemLowLatencyMode - only needed for beacon threshold? */
1880 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1881 bool iwl_mvm_low_latency_band(struct iwl_mvm *mvm, enum nl80211_band band);
1882 void iwl_mvm_send_low_latency_cmd(struct iwl_mvm *mvm, bool low_latency,
1883 u16 mac_id);
1884
1885 /* get VMACLowLatencyMode */
iwl_mvm_vif_low_latency(struct iwl_mvm_vif * mvmvif)1886 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1887 {
1888 /*
1889 * should this consider associated/active/... state?
1890 *
1891 * Normally low-latency should only be active on interfaces
1892 * that are active, but at least with debugfs it can also be
1893 * enabled on interfaces that aren't active. However, when
1894 * interface aren't active then they aren't added into the
1895 * binding, so this has no real impact. For now, just return
1896 * the current desired low-latency state.
1897 */
1898 return mvmvif->low_latency_actual;
1899 }
1900
1901 static inline
iwl_mvm_vif_set_low_latency(struct iwl_mvm_vif * mvmvif,bool set,enum iwl_mvm_low_latency_cause cause)1902 void iwl_mvm_vif_set_low_latency(struct iwl_mvm_vif *mvmvif, bool set,
1903 enum iwl_mvm_low_latency_cause cause)
1904 {
1905 u8 new_state;
1906
1907 if (set)
1908 mvmvif->low_latency |= cause;
1909 else
1910 mvmvif->low_latency &= ~cause;
1911
1912 /*
1913 * if LOW_LATENCY_DEBUGFS_FORCE_ENABLE is enabled no changes are
1914 * allowed to actual mode.
1915 */
1916 if (mvmvif->low_latency & LOW_LATENCY_DEBUGFS_FORCE_ENABLE &&
1917 cause != LOW_LATENCY_DEBUGFS_FORCE_ENABLE)
1918 return;
1919
1920 if (cause == LOW_LATENCY_DEBUGFS_FORCE_ENABLE && set)
1921 /*
1922 * We enter force state
1923 */
1924 new_state = !!(mvmvif->low_latency &
1925 LOW_LATENCY_DEBUGFS_FORCE);
1926 else
1927 /*
1928 * Check if any other one set low latency
1929 */
1930 new_state = !!(mvmvif->low_latency &
1931 ~(LOW_LATENCY_DEBUGFS_FORCE_ENABLE |
1932 LOW_LATENCY_DEBUGFS_FORCE));
1933
1934 mvmvif->low_latency_actual = new_state;
1935 }
1936
1937 /* Return a bitmask with all the hw supported queues, except for the
1938 * command queue, which can't be flushed.
1939 */
iwl_mvm_flushable_queues(struct iwl_mvm * mvm)1940 static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm)
1941 {
1942 return ((BIT(mvm->trans->trans_cfg->base_params->num_of_queues) - 1) &
1943 ~BIT(IWL_MVM_DQA_CMD_QUEUE));
1944 }
1945
iwl_mvm_stop_device(struct iwl_mvm * mvm)1946 static inline void iwl_mvm_stop_device(struct iwl_mvm *mvm)
1947 {
1948 lockdep_assert_held(&mvm->mutex);
1949 iwl_fw_cancel_timestamp(&mvm->fwrt);
1950 clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
1951 iwl_fw_dbg_stop_sync(&mvm->fwrt);
1952 iwl_trans_stop_device(mvm->trans);
1953 iwl_free_fw_paging(&mvm->fwrt);
1954 iwl_fw_dump_conf_clear(&mvm->fwrt);
1955 }
1956
1957 /* Re-configure the SCD for a queue that has already been configured */
1958 int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id,
1959 int tid, int frame_limit, u16 ssn);
1960
1961 /* Thermal management and CT-kill */
1962 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
1963 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp);
1964 void iwl_mvm_temp_notif(struct iwl_mvm *mvm,
1965 struct iwl_rx_cmd_buffer *rxb);
1966 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
1967 void iwl_mvm_thermal_initialize(struct iwl_mvm *mvm, u32 min_backoff);
1968 void iwl_mvm_thermal_exit(struct iwl_mvm *mvm);
1969 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
1970 int iwl_mvm_get_temp(struct iwl_mvm *mvm, s32 *temp);
1971 void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1972 void iwl_mvm_enter_ctkill(struct iwl_mvm *mvm);
1973 int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm *mvm);
1974 int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 budget);
1975
1976 /* Location Aware Regulatory */
1977 struct iwl_mcc_update_resp *
1978 iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2,
1979 enum iwl_mcc_source src_id);
1980 int iwl_mvm_init_mcc(struct iwl_mvm *mvm);
1981 void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm,
1982 struct iwl_rx_cmd_buffer *rxb);
1983 struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy,
1984 const char *alpha2,
1985 enum iwl_mcc_source src_id,
1986 bool *changed);
1987 struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm,
1988 bool *changed);
1989 int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm);
1990 void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm);
1991
1992 /* smart fifo */
1993 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1994 bool added_vif);
1995
1996 /* FTM responder */
1997 int iwl_mvm_ftm_start_responder(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1998 void iwl_mvm_ftm_restart_responder(struct iwl_mvm *mvm,
1999 struct ieee80211_vif *vif);
2000 void iwl_mvm_ftm_responder_stats(struct iwl_mvm *mvm,
2001 struct iwl_rx_cmd_buffer *rxb);
2002
2003 /* FTM initiator */
2004 void iwl_mvm_ftm_restart(struct iwl_mvm *mvm);
2005 void iwl_mvm_ftm_range_resp(struct iwl_mvm *mvm,
2006 struct iwl_rx_cmd_buffer *rxb);
2007 void iwl_mvm_ftm_lc_notif(struct iwl_mvm *mvm,
2008 struct iwl_rx_cmd_buffer *rxb);
2009 int iwl_mvm_ftm_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2010 struct cfg80211_pmsr_request *request);
2011 void iwl_mvm_ftm_abort(struct iwl_mvm *mvm, struct cfg80211_pmsr_request *req);
2012
2013 /* TDLS */
2014
2015 /*
2016 * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present.
2017 * This TID is marked as used vs the AP and all connected TDLS peers.
2018 */
2019 #define IWL_MVM_TDLS_FW_TID 4
2020
2021 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2022 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm);
2023 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2024 bool sta_added);
2025 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
2026 struct ieee80211_vif *vif);
2027 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw,
2028 struct ieee80211_vif *vif,
2029 struct ieee80211_sta *sta, u8 oper_class,
2030 struct cfg80211_chan_def *chandef,
2031 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie);
2032 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw,
2033 struct ieee80211_vif *vif,
2034 struct ieee80211_tdls_ch_sw_params *params);
2035 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw,
2036 struct ieee80211_vif *vif,
2037 struct ieee80211_sta *sta);
2038 void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
2039 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work);
2040
2041 void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm,
2042 struct iwl_mvm_internal_rxq_notif *notif,
2043 u32 size);
2044 void iwl_mvm_reorder_timer_expired(struct timer_list *t);
2045 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm);
2046 bool iwl_mvm_is_vif_assoc(struct iwl_mvm *mvm);
2047
2048 #define MVM_TCM_PERIOD_MSEC 500
2049 #define MVM_TCM_PERIOD (HZ * MVM_TCM_PERIOD_MSEC / 1000)
2050 #define MVM_LL_PERIOD (10 * HZ)
2051 void iwl_mvm_tcm_work(struct work_struct *work);
2052 void iwl_mvm_recalc_tcm(struct iwl_mvm *mvm);
2053 void iwl_mvm_pause_tcm(struct iwl_mvm *mvm, bool with_cancel);
2054 void iwl_mvm_resume_tcm(struct iwl_mvm *mvm);
2055 void iwl_mvm_tcm_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2056 void iwl_mvm_tcm_rm_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2057 u8 iwl_mvm_tcm_load_percentage(u32 airtime, u32 elapsed);
2058
2059 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
2060 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm,
2061 struct ieee80211_vif *vif,
2062 bool tdls, bool cmd_q);
2063 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2064 const char *errmsg);
2065 void iwl_mvm_event_frame_timeout_callback(struct iwl_mvm *mvm,
2066 struct ieee80211_vif *vif,
2067 const struct ieee80211_sta *sta,
2068 u16 tid);
2069
2070 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b);
2071 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm);
2072 int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm);
2073 #ifdef CONFIG_IWLWIFI_DEBUGFS
2074 void iwl_mvm_sta_add_debugfs(struct ieee80211_hw *hw,
2075 struct ieee80211_vif *vif,
2076 struct ieee80211_sta *sta,
2077 struct dentry *dir);
2078 #endif
2079
2080 /* Channel info utils */
iwl_mvm_has_ultra_hb_channel(struct iwl_mvm * mvm)2081 static inline bool iwl_mvm_has_ultra_hb_channel(struct iwl_mvm *mvm)
2082 {
2083 return fw_has_capa(&mvm->fw->ucode_capa,
2084 IWL_UCODE_TLV_CAPA_ULTRA_HB_CHANNELS);
2085 }
2086
iwl_mvm_chan_info_cmd_tail(struct iwl_mvm * mvm,struct iwl_fw_channel_info * ci)2087 static inline void *iwl_mvm_chan_info_cmd_tail(struct iwl_mvm *mvm,
2088 struct iwl_fw_channel_info *ci)
2089 {
2090 return (u8 *)ci + (iwl_mvm_has_ultra_hb_channel(mvm) ?
2091 sizeof(struct iwl_fw_channel_info) :
2092 sizeof(struct iwl_fw_channel_info_v1));
2093 }
2094
iwl_mvm_chan_info_padding(struct iwl_mvm * mvm)2095 static inline size_t iwl_mvm_chan_info_padding(struct iwl_mvm *mvm)
2096 {
2097 return iwl_mvm_has_ultra_hb_channel(mvm) ? 0 :
2098 sizeof(struct iwl_fw_channel_info) -
2099 sizeof(struct iwl_fw_channel_info_v1);
2100 }
2101
iwl_mvm_set_chan_info(struct iwl_mvm * mvm,struct iwl_fw_channel_info * ci,u32 chan,u8 band,u8 width,u8 ctrl_pos)2102 static inline void iwl_mvm_set_chan_info(struct iwl_mvm *mvm,
2103 struct iwl_fw_channel_info *ci,
2104 u32 chan, u8 band, u8 width,
2105 u8 ctrl_pos)
2106 {
2107 if (iwl_mvm_has_ultra_hb_channel(mvm)) {
2108 ci->channel = cpu_to_le32(chan);
2109 ci->band = band;
2110 ci->width = width;
2111 ci->ctrl_pos = ctrl_pos;
2112 } else {
2113 struct iwl_fw_channel_info_v1 *ci_v1 =
2114 (struct iwl_fw_channel_info_v1 *)ci;
2115
2116 ci_v1->channel = chan;
2117 ci_v1->band = band;
2118 ci_v1->width = width;
2119 ci_v1->ctrl_pos = ctrl_pos;
2120 }
2121 }
2122
2123 static inline void
iwl_mvm_set_chan_info_chandef(struct iwl_mvm * mvm,struct iwl_fw_channel_info * ci,struct cfg80211_chan_def * chandef)2124 iwl_mvm_set_chan_info_chandef(struct iwl_mvm *mvm,
2125 struct iwl_fw_channel_info *ci,
2126 struct cfg80211_chan_def *chandef)
2127 {
2128 iwl_mvm_set_chan_info(mvm, ci, chandef->chan->hw_value,
2129 (chandef->chan->band == NL80211_BAND_2GHZ ?
2130 PHY_BAND_24 : PHY_BAND_5),
2131 iwl_mvm_get_channel_width(chandef),
2132 iwl_mvm_get_ctrl_pos(chandef));
2133 }
2134
2135 #endif /* __IWL_MVM_H__ */
2136
