1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
2 /*
3 * Copyright (C) 2012-2014, 2018-2020 Intel Corporation
4 * Copyright (C) 2013-2015 Intel Mobile Communications GmbH
5 * Copyright (C) 2016-2017 Intel Deutschland GmbH
6 */
7 #ifndef __IWL_MVM_H__
8 #define __IWL_MVM_H__
9
10 #include <linux/list.h>
11 #include <linux/spinlock.h>
12 #include <linux/leds.h>
13 #include <linux/in6.h>
14
15 #ifdef CONFIG_THERMAL
16 #include <linux/thermal.h>
17 #endif
18
19 #include "iwl-op-mode.h"
20 #include "iwl-trans.h"
21 #include "fw/notif-wait.h"
22 #include "iwl-eeprom-parse.h"
23 #include "fw/file.h"
24 #include "iwl-config.h"
25 #include "sta.h"
26 #include "fw-api.h"
27 #include "constants.h"
28 #include "fw/runtime.h"
29 #include "fw/dbg.h"
30 #include "fw/acpi.h"
31 #include "iwl-nvm-parse.h"
32
33 #include <linux/average.h>
34
35 #define IWL_MVM_MAX_ADDRESSES 5
36 /* RSSI offset for WkP */
37 #define IWL_RSSI_OFFSET 50
38 #define IWL_MVM_MISSED_BEACONS_THRESHOLD 8
39 #define IWL_MVM_MISSED_BEACONS_THRESHOLD_LONG 16
40
41 /* A TimeUnit is 1024 microsecond */
42 #define MSEC_TO_TU(_msec) (_msec*1000/1024)
43
44 /* For GO, this value represents the number of TUs before CSA "beacon
45 * 0" TBTT when the CSA time-event needs to be scheduled to start. It
46 * must be big enough to ensure that we switch in time.
47 */
48 #define IWL_MVM_CHANNEL_SWITCH_TIME_GO 40
49
50 /* For client, this value represents the number of TUs before CSA
51 * "beacon 1" TBTT, instead. This is because we don't know when the
52 * GO/AP will be in the new channel, so we switch early enough.
53 */
54 #define IWL_MVM_CHANNEL_SWITCH_TIME_CLIENT 10
55
56 /*
57 * This value (in TUs) is used to fine tune the CSA NoA end time which should
58 * be just before "beacon 0" TBTT.
59 */
60 #define IWL_MVM_CHANNEL_SWITCH_MARGIN 4
61
62 /*
63 * Number of beacons to transmit on a new channel until we unblock tx to
64 * the stations, even if we didn't identify them on a new channel
65 */
66 #define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3
67
68 /* offchannel queue towards mac80211 */
69 #define IWL_MVM_OFFCHANNEL_QUEUE 0
70
71 extern const struct ieee80211_ops iwl_mvm_hw_ops;
72
73 /**
74 * struct iwl_mvm_mod_params - module parameters for iwlmvm
75 * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted.
76 * We will register to mac80211 to have testmode working. The NIC must not
77 * be up'ed after the INIT fw asserted. This is useful to be able to use
78 * proprietary tools over testmode to debug the INIT fw.
79 * @power_scheme: one of enum iwl_power_scheme
80 */
81 struct iwl_mvm_mod_params {
82 bool init_dbg;
83 int power_scheme;
84 };
85 extern struct iwl_mvm_mod_params iwlmvm_mod_params;
86
87 struct iwl_mvm_phy_ctxt {
88 u16 id;
89 u16 color;
90 u32 ref;
91
92 enum nl80211_chan_width width;
93
94 /*
95 * TODO: This should probably be removed. Currently here only for rate
96 * scaling algorithm
97 */
98 struct ieee80211_channel *channel;
99 };
100
101 struct iwl_mvm_time_event_data {
102 struct ieee80211_vif *vif;
103 struct list_head list;
104 unsigned long end_jiffies;
105 u32 duration;
106 bool running;
107 u32 uid;
108
109 /*
110 * The access to the 'id' field must be done when the
111 * mvm->time_event_lock is held, as it value is used to indicate
112 * if the te is in the time event list or not (when id == TE_MAX)
113 */
114 u32 id;
115 };
116
117 /* Power management */
118
119 /**
120 * enum iwl_power_scheme
121 * @IWL_POWER_LEVEL_CAM - Continuously Active Mode
122 * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default)
123 * @IWL_POWER_LEVEL_LP - Low Power
124 */
125 enum iwl_power_scheme {
126 IWL_POWER_SCHEME_CAM = 1,
127 IWL_POWER_SCHEME_BPS,
128 IWL_POWER_SCHEME_LP
129 };
130
131 #define IWL_CONN_MAX_LISTEN_INTERVAL 10
132 #define IWL_UAPSD_MAX_SP IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL
133
134 #ifdef CONFIG_IWLWIFI_DEBUGFS
135 enum iwl_dbgfs_pm_mask {
136 MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0),
137 MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1),
138 MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2),
139 MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3),
140 MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4),
141 MVM_DEBUGFS_PM_LPRX_ENA = BIT(6),
142 MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7),
143 MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8),
144 MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9),
145 MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10),
146 };
147
148 struct iwl_dbgfs_pm {
149 u16 keep_alive_seconds;
150 u32 rx_data_timeout;
151 u32 tx_data_timeout;
152 bool skip_over_dtim;
153 u8 skip_dtim_periods;
154 bool lprx_ena;
155 u32 lprx_rssi_threshold;
156 bool snooze_ena;
157 bool uapsd_misbehaving;
158 bool use_ps_poll;
159 int mask;
160 };
161
162 /* beacon filtering */
163
164 enum iwl_dbgfs_bf_mask {
165 MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0),
166 MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1),
167 MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2),
168 MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3),
169 MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4),
170 MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5),
171 MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6),
172 MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7),
173 MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8),
174 MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9),
175 MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10),
176 };
177
178 struct iwl_dbgfs_bf {
179 u32 bf_energy_delta;
180 u32 bf_roaming_energy_delta;
181 u32 bf_roaming_state;
182 u32 bf_temp_threshold;
183 u32 bf_temp_fast_filter;
184 u32 bf_temp_slow_filter;
185 u32 bf_enable_beacon_filter;
186 u32 bf_debug_flag;
187 u32 bf_escape_timer;
188 u32 ba_escape_timer;
189 u32 ba_enable_beacon_abort;
190 int mask;
191 };
192 #endif
193
194 enum iwl_mvm_smps_type_request {
195 IWL_MVM_SMPS_REQ_BT_COEX,
196 IWL_MVM_SMPS_REQ_TT,
197 IWL_MVM_SMPS_REQ_PROT,
198 NUM_IWL_MVM_SMPS_REQ,
199 };
200
201 enum iwl_bt_force_ant_mode {
202 BT_FORCE_ANT_DIS = 0,
203 BT_FORCE_ANT_AUTO,
204 BT_FORCE_ANT_BT,
205 BT_FORCE_ANT_WIFI,
206
207 BT_FORCE_ANT_MAX,
208 };
209
210 /**
211 * struct iwl_mvm_low_latency_force - low latency force mode set by debugfs
212 * @LOW_LATENCY_FORCE_UNSET: unset force mode
213 * @LOW_LATENCY_FORCE_ON: for low latency on
214 * @LOW_LATENCY_FORCE_OFF: for low latency off
215 * @NUM_LOW_LATENCY_FORCE: max num of modes
216 */
217 enum iwl_mvm_low_latency_force {
218 LOW_LATENCY_FORCE_UNSET,
219 LOW_LATENCY_FORCE_ON,
220 LOW_LATENCY_FORCE_OFF,
221 NUM_LOW_LATENCY_FORCE
222 };
223
224 /**
225 * struct iwl_mvm_low_latency_cause - low latency set causes
226 * @LOW_LATENCY_TRAFFIC: indicates low latency traffic was detected
227 * @LOW_LATENCY_DEBUGFS: low latency mode set from debugfs
228 * @LOW_LATENCY_VCMD: low latency mode set from vendor command
229 * @LOW_LATENCY_VIF_TYPE: low latency mode set because of vif type (ap)
230 * @LOW_LATENCY_DEBUGFS_FORCE_ENABLE: indicate that force mode is enabled
231 * the actual set/unset is done with LOW_LATENCY_DEBUGFS_FORCE
232 * @LOW_LATENCY_DEBUGFS_FORCE: low latency force mode from debugfs
233 * set this with LOW_LATENCY_DEBUGFS_FORCE_ENABLE flag
234 * in low_latency.
235 */
236 enum iwl_mvm_low_latency_cause {
237 LOW_LATENCY_TRAFFIC = BIT(0),
238 LOW_LATENCY_DEBUGFS = BIT(1),
239 LOW_LATENCY_VCMD = BIT(2),
240 LOW_LATENCY_VIF_TYPE = BIT(3),
241 LOW_LATENCY_DEBUGFS_FORCE_ENABLE = BIT(4),
242 LOW_LATENCY_DEBUGFS_FORCE = BIT(5),
243 };
244
245 /**
246 * struct iwl_mvm_vif_bf_data - beacon filtering related data
247 * @bf_enabled: indicates if beacon filtering is enabled
248 * @ba_enabled: indicated if beacon abort is enabled
249 * @ave_beacon_signal: average beacon signal
250 * @last_cqm_event: rssi of the last cqm event
251 * @bt_coex_min_thold: minimum threshold for BT coex
252 * @bt_coex_max_thold: maximum threshold for BT coex
253 * @last_bt_coex_event: rssi of the last BT coex event
254 */
255 struct iwl_mvm_vif_bf_data {
256 bool bf_enabled;
257 bool ba_enabled;
258 int ave_beacon_signal;
259 int last_cqm_event;
260 int bt_coex_min_thold;
261 int bt_coex_max_thold;
262 int last_bt_coex_event;
263 };
264
265 /**
266 * struct iwl_probe_resp_data - data for NoA/CSA updates
267 * @rcu_head: used for freeing the data on update
268 * @notif: notification data
269 * @noa_len: length of NoA attribute, calculated from the notification
270 */
271 struct iwl_probe_resp_data {
272 struct rcu_head rcu_head;
273 struct iwl_probe_resp_data_notif notif;
274 int noa_len;
275 };
276
277 /**
278 * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
279 * @id: between 0 and 3
280 * @color: to solve races upon MAC addition and removal
281 * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
282 * @bssid: BSSID for this (client) interface
283 * @associated: indicates that we're currently associated, used only for
284 * managing the firmware state in iwl_mvm_bss_info_changed_station()
285 * @ap_assoc_sta_count: count of stations associated to us - valid only
286 * if VIF type is AP
287 * @uploaded: indicates the MAC context has been added to the device
288 * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
289 * should get quota etc.
290 * @pm_enabled - Indicate if MAC power management is allowed
291 * @monitor_active: indicates that monitor context is configured, and that the
292 * interface should get quota etc.
293 * @low_latency: bit flags for low latency
294 * see enum &iwl_mvm_low_latency_cause for causes.
295 * @low_latency_actual: boolean, indicates low latency is set,
296 * as a result from low_latency bit flags and takes force into account.
297 * @ps_disabled: indicates that this interface requires PS to be disabled
298 * @queue_params: QoS params for this MAC
299 * @bcast_sta: station used for broadcast packets. Used by the following
300 * vifs: P2P_DEVICE, GO and AP.
301 * @beacon_skb: the skb used to hold the AP/GO beacon template
302 * @smps_requests: the SMPS requests of different parts of the driver,
303 * combined on update to yield the overall request to mac80211.
304 * @beacon_stats: beacon statistics, containing the # of received beacons,
305 * # of received beacons accumulated over FW restart, and the current
306 * average signal of beacons retrieved from the firmware
307 * @csa_failed: CSA failed to schedule time event, report an error later
308 * @features: hw features active for this vif
309 * @probe_resp_data: data from FW notification to store NOA and CSA related
310 * data to be inserted into probe response.
311 */
312 struct iwl_mvm_vif {
313 struct iwl_mvm *mvm;
314 u16 id;
315 u16 color;
316 u8 ap_sta_id;
317
318 u8 bssid[ETH_ALEN];
319 bool associated;
320 u8 ap_assoc_sta_count;
321
322 u16 cab_queue;
323
324 bool uploaded;
325 bool ap_ibss_active;
326 bool pm_enabled;
327 bool monitor_active;
328 u8 low_latency: 6;
329 u8 low_latency_actual: 1;
330 bool ps_disabled;
331 struct iwl_mvm_vif_bf_data bf_data;
332
333 struct {
334 u32 num_beacons, accu_num_beacons;
335 u8 avg_signal;
336 } beacon_stats;
337
338 u32 ap_beacon_time;
339
340 enum iwl_tsf_id tsf_id;
341
342 /*
343 * QoS data from mac80211, need to store this here
344 * as mac80211 has a separate callback but we need
345 * to have the data for the MAC context
346 */
347 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
348 struct iwl_mvm_time_event_data time_event_data;
349 struct iwl_mvm_time_event_data hs_time_event_data;
350
351 struct iwl_mvm_int_sta bcast_sta;
352 struct iwl_mvm_int_sta mcast_sta;
353
354 /*
355 * Assigned while mac80211 has the interface in a channel context,
356 * or, for P2P Device, while it exists.
357 */
358 struct iwl_mvm_phy_ctxt *phy_ctxt;
359
360 #ifdef CONFIG_PM
361 /* WoWLAN GTK rekey data */
362 struct {
363 u8 kck[NL80211_KCK_EXT_LEN];
364 u8 kek[NL80211_KEK_EXT_LEN];
365 size_t kek_len;
366 size_t kck_len;
367 u32 akm;
368 __le64 replay_ctr;
369 bool valid;
370 } rekey_data;
371
372 int tx_key_idx;
373
374 bool seqno_valid;
375 u16 seqno;
376 #endif
377
378 #if IS_ENABLED(CONFIG_IPV6)
379 /* IPv6 addresses for WoWLAN */
380 struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
381 unsigned long tentative_addrs[BITS_TO_LONGS(IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX)];
382 int num_target_ipv6_addrs;
383 #endif
384
385 #ifdef CONFIG_IWLWIFI_DEBUGFS
386 struct dentry *dbgfs_dir;
387 struct dentry *dbgfs_slink;
388 struct iwl_dbgfs_pm dbgfs_pm;
389 struct iwl_dbgfs_bf dbgfs_bf;
390 struct iwl_mac_power_cmd mac_pwr_cmd;
391 int dbgfs_quota_min;
392 #endif
393
394 enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
395
396 /* FW identified misbehaving AP */
397 u8 uapsd_misbehaving_bssid[ETH_ALEN];
398
399 struct delayed_work uapsd_nonagg_detected_wk;
400
401 /* Indicates that CSA countdown may be started */
402 bool csa_countdown;
403 bool csa_failed;
404 u16 csa_target_freq;
405 u16 csa_count;
406 u16 csa_misbehave;
407 struct delayed_work csa_work;
408
409 /* Indicates that we are waiting for a beacon on a new channel */
410 bool csa_bcn_pending;
411
412 /* TCP Checksum Offload */
413 netdev_features_t features;
414
415 struct iwl_probe_resp_data __rcu *probe_resp_data;
416
417 /* we can only have 2 GTK + 2 IGTK active at a time */
418 struct ieee80211_key_conf *ap_early_keys[4];
419
420 /* 26-tone RU OFDMA transmissions should be blocked */
421 bool he_ru_2mhz_block;
422
423 struct {
424 struct ieee80211_key_conf __rcu *keys[2];
425 } bcn_prot;
426 };
427
428 static inline struct iwl_mvm_vif *
iwl_mvm_vif_from_mac80211(struct ieee80211_vif * vif)429 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
430 {
431 if (!vif)
432 return NULL;
433 return (void *)vif->drv_priv;
434 }
435
436 extern const u8 tid_to_mac80211_ac[];
437
438 #define IWL_MVM_SCAN_STOPPING_SHIFT 8
439
440 enum iwl_scan_status {
441 IWL_MVM_SCAN_REGULAR = BIT(0),
442 IWL_MVM_SCAN_SCHED = BIT(1),
443 IWL_MVM_SCAN_NETDETECT = BIT(2),
444
445 IWL_MVM_SCAN_STOPPING_REGULAR = BIT(8),
446 IWL_MVM_SCAN_STOPPING_SCHED = BIT(9),
447 IWL_MVM_SCAN_STOPPING_NETDETECT = BIT(10),
448
449 IWL_MVM_SCAN_REGULAR_MASK = IWL_MVM_SCAN_REGULAR |
450 IWL_MVM_SCAN_STOPPING_REGULAR,
451 IWL_MVM_SCAN_SCHED_MASK = IWL_MVM_SCAN_SCHED |
452 IWL_MVM_SCAN_STOPPING_SCHED,
453 IWL_MVM_SCAN_NETDETECT_MASK = IWL_MVM_SCAN_NETDETECT |
454 IWL_MVM_SCAN_STOPPING_NETDETECT,
455
456 IWL_MVM_SCAN_STOPPING_MASK = 0xff << IWL_MVM_SCAN_STOPPING_SHIFT,
457 IWL_MVM_SCAN_MASK = 0xff,
458 };
459
460 enum iwl_mvm_scan_type {
461 IWL_SCAN_TYPE_NOT_SET,
462 IWL_SCAN_TYPE_UNASSOC,
463 IWL_SCAN_TYPE_WILD,
464 IWL_SCAN_TYPE_MILD,
465 IWL_SCAN_TYPE_FRAGMENTED,
466 IWL_SCAN_TYPE_FAST_BALANCE,
467 };
468
469 enum iwl_mvm_sched_scan_pass_all_states {
470 SCHED_SCAN_PASS_ALL_DISABLED,
471 SCHED_SCAN_PASS_ALL_ENABLED,
472 SCHED_SCAN_PASS_ALL_FOUND,
473 };
474
475 /**
476 * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
477 * @ct_kill_exit: worker to exit thermal kill
478 * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
479 * @tx_backoff: The current thremal throttling tx backoff in uSec.
480 * @min_backoff: The minimal tx backoff due to power restrictions
481 * @params: Parameters to configure the thermal throttling algorithm.
482 * @throttle: Is thermal throttling is active?
483 */
484 struct iwl_mvm_tt_mgmt {
485 struct delayed_work ct_kill_exit;
486 bool dynamic_smps;
487 u32 tx_backoff;
488 u32 min_backoff;
489 struct iwl_tt_params params;
490 bool throttle;
491 };
492
493 #ifdef CONFIG_THERMAL
494 /**
495 *struct iwl_mvm_thermal_device - thermal zone related data
496 * @temp_trips: temperature thresholds for report
497 * @fw_trips_index: keep indexes to original array - temp_trips
498 * @tzone: thermal zone device data
499 */
500 struct iwl_mvm_thermal_device {
501 s16 temp_trips[IWL_MAX_DTS_TRIPS];
502 u8 fw_trips_index[IWL_MAX_DTS_TRIPS];
503 struct thermal_zone_device *tzone;
504 };
505
506 /*
507 * struct iwl_mvm_cooling_device
508 * @cur_state: current state
509 * @cdev: struct thermal cooling device
510 */
511 struct iwl_mvm_cooling_device {
512 u32 cur_state;
513 struct thermal_cooling_device *cdev;
514 };
515 #endif
516
517 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
518
519 struct iwl_mvm_frame_stats {
520 u32 legacy_frames;
521 u32 ht_frames;
522 u32 vht_frames;
523 u32 bw_20_frames;
524 u32 bw_40_frames;
525 u32 bw_80_frames;
526 u32 bw_160_frames;
527 u32 sgi_frames;
528 u32 ngi_frames;
529 u32 siso_frames;
530 u32 mimo2_frames;
531 u32 agg_frames;
532 u32 ampdu_count;
533 u32 success_frames;
534 u32 fail_frames;
535 u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
536 int last_frame_idx;
537 };
538
539 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff
540 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100
541 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200
542
543 enum iwl_mvm_tdls_cs_state {
544 IWL_MVM_TDLS_SW_IDLE = 0,
545 IWL_MVM_TDLS_SW_REQ_SENT,
546 IWL_MVM_TDLS_SW_RESP_RCVD,
547 IWL_MVM_TDLS_SW_REQ_RCVD,
548 IWL_MVM_TDLS_SW_ACTIVE,
549 };
550
551 enum iwl_mvm_traffic_load {
552 IWL_MVM_TRAFFIC_LOW,
553 IWL_MVM_TRAFFIC_MEDIUM,
554 IWL_MVM_TRAFFIC_HIGH,
555 };
556
557 DECLARE_EWMA(rate, 16, 16)
558
559 struct iwl_mvm_tcm_mac {
560 struct {
561 u32 pkts[IEEE80211_NUM_ACS];
562 u32 airtime;
563 } tx;
564 struct {
565 u32 pkts[IEEE80211_NUM_ACS];
566 u32 airtime;
567 u32 last_ampdu_ref;
568 } rx;
569 struct {
570 /* track AP's transfer in client mode */
571 u64 rx_bytes;
572 struct ewma_rate rate;
573 bool detected;
574 } uapsd_nonagg_detect;
575 bool opened_rx_ba_sessions;
576 };
577
578 struct iwl_mvm_tcm {
579 struct delayed_work work;
580 spinlock_t lock; /* used when time elapsed */
581 unsigned long ts; /* timestamp when period ends */
582 unsigned long ll_ts;
583 unsigned long uapsd_nonagg_ts;
584 bool paused;
585 struct iwl_mvm_tcm_mac data[NUM_MAC_INDEX_DRIVER];
586 struct {
587 u32 elapsed; /* milliseconds for this TCM period */
588 u32 airtime[NUM_MAC_INDEX_DRIVER];
589 enum iwl_mvm_traffic_load load[NUM_MAC_INDEX_DRIVER];
590 enum iwl_mvm_traffic_load band_load[NUM_NL80211_BANDS];
591 enum iwl_mvm_traffic_load global_load;
592 bool low_latency[NUM_MAC_INDEX_DRIVER];
593 bool change[NUM_MAC_INDEX_DRIVER];
594 } result;
595 };
596
597 /**
598 * struct iwl_mvm_reorder_buffer - per ra/tid/queue reorder buffer
599 * @head_sn: reorder window head sn
600 * @num_stored: number of mpdus stored in the buffer
601 * @buf_size: the reorder buffer size as set by the last addba request
602 * @queue: queue of this reorder buffer
603 * @last_amsdu: track last ASMDU SN for duplication detection
604 * @last_sub_index: track ASMDU sub frame index for duplication detection
605 * @reorder_timer: timer for frames are in the reorder buffer. For AMSDU
606 * it is the time of last received sub-frame
607 * @removed: prevent timer re-arming
608 * @valid: reordering is valid for this queue
609 * @lock: protect reorder buffer internal state
610 * @mvm: mvm pointer, needed for frame timer context
611 * @consec_oldsn_drops: consecutive drops due to old SN
612 * @consec_oldsn_ampdu_gp2: A-MPDU GP2 timestamp to track
613 * when to apply old SN consecutive drop workaround
614 * @consec_oldsn_prev_drop: track whether or not an MPDU
615 * that was single/part of the previous A-MPDU was
616 * dropped due to old SN
617 */
618 struct iwl_mvm_reorder_buffer {
619 u16 head_sn;
620 u16 num_stored;
621 u16 buf_size;
622 int queue;
623 u16 last_amsdu;
624 u8 last_sub_index;
625 struct timer_list reorder_timer;
626 bool removed;
627 bool valid;
628 spinlock_t lock;
629 struct iwl_mvm *mvm;
630 unsigned int consec_oldsn_drops;
631 u32 consec_oldsn_ampdu_gp2;
632 unsigned int consec_oldsn_prev_drop:1;
633 } ____cacheline_aligned_in_smp;
634
635 /**
636 * struct _iwl_mvm_reorder_buf_entry - reorder buffer entry per-queue/per-seqno
637 * @frames: list of skbs stored
638 * @reorder_time: time the packet was stored in the reorder buffer
639 */
640 struct _iwl_mvm_reorder_buf_entry {
641 struct sk_buff_head frames;
642 unsigned long reorder_time;
643 };
644
645 /* make this indirection to get the aligned thing */
646 struct iwl_mvm_reorder_buf_entry {
647 struct _iwl_mvm_reorder_buf_entry e;
648 }
649 #ifndef __CHECKER__
650 /* sparse doesn't like this construct: "bad integer constant expression" */
651 __aligned(roundup_pow_of_two(sizeof(struct _iwl_mvm_reorder_buf_entry)))
652 #endif
653 ;
654
655 /**
656 * struct iwl_mvm_baid_data - BA session data
657 * @sta_id: station id
658 * @tid: tid of the session
659 * @baid baid of the session
660 * @timeout: the timeout set in the addba request
661 * @entries_per_queue: # of buffers per queue, this actually gets
662 * aligned up to avoid cache line sharing between queues
663 * @last_rx: last rx jiffies, updated only if timeout passed from last update
664 * @session_timer: timer to check if BA session expired, runs at 2 * timeout
665 * @mvm: mvm pointer, needed for timer context
666 * @reorder_buf: reorder buffer, allocated per queue
667 * @reorder_buf_data: data
668 */
669 struct iwl_mvm_baid_data {
670 struct rcu_head rcu_head;
671 u8 sta_id;
672 u8 tid;
673 u8 baid;
674 u16 timeout;
675 u16 entries_per_queue;
676 unsigned long last_rx;
677 struct timer_list session_timer;
678 struct iwl_mvm_baid_data __rcu **rcu_ptr;
679 struct iwl_mvm *mvm;
680 struct iwl_mvm_reorder_buffer reorder_buf[IWL_MAX_RX_HW_QUEUES];
681 struct iwl_mvm_reorder_buf_entry entries[];
682 };
683
684 static inline struct iwl_mvm_baid_data *
iwl_mvm_baid_data_from_reorder_buf(struct iwl_mvm_reorder_buffer * buf)685 iwl_mvm_baid_data_from_reorder_buf(struct iwl_mvm_reorder_buffer *buf)
686 {
687 return (void *)((u8 *)buf -
688 offsetof(struct iwl_mvm_baid_data, reorder_buf) -
689 sizeof(*buf) * buf->queue);
690 }
691
692 /*
693 * enum iwl_mvm_queue_status - queue status
694 * @IWL_MVM_QUEUE_FREE: the queue is not allocated nor reserved
695 * Basically, this means that this queue can be used for any purpose
696 * @IWL_MVM_QUEUE_RESERVED: queue is reserved but not yet in use
697 * This is the state of a queue that has been dedicated for some RATID
698 * (agg'd or not), but that hasn't yet gone through the actual enablement
699 * of iwl_mvm_enable_txq(), and therefore no traffic can go through it yet.
700 * Note that in this state there is no requirement to already know what TID
701 * should be used with this queue, it is just marked as a queue that will
702 * be used, and shouldn't be allocated to anyone else.
703 * @IWL_MVM_QUEUE_READY: queue is ready to be used
704 * This is the state of a queue that has been fully configured (including
705 * SCD pointers, etc), has a specific RA/TID assigned to it, and can be
706 * used to send traffic.
707 * @IWL_MVM_QUEUE_SHARED: queue is shared, or in a process of becoming shared
708 * This is a state in which a single queue serves more than one TID, all of
709 * which are not aggregated. Note that the queue is only associated to one
710 * RA.
711 */
712 enum iwl_mvm_queue_status {
713 IWL_MVM_QUEUE_FREE,
714 IWL_MVM_QUEUE_RESERVED,
715 IWL_MVM_QUEUE_READY,
716 IWL_MVM_QUEUE_SHARED,
717 };
718
719 #define IWL_MVM_DQA_QUEUE_TIMEOUT (5 * HZ)
720 #define IWL_MVM_INVALID_QUEUE 0xFFFF
721
722 #define IWL_MVM_NUM_CIPHERS 10
723
724
725 struct iwl_mvm_txq {
726 struct list_head list;
727 u16 txq_id;
728 atomic_t tx_request;
729 bool stopped;
730 };
731
732 static inline struct iwl_mvm_txq *
iwl_mvm_txq_from_mac80211(struct ieee80211_txq * txq)733 iwl_mvm_txq_from_mac80211(struct ieee80211_txq *txq)
734 {
735 return (void *)txq->drv_priv;
736 }
737
738 static inline struct iwl_mvm_txq *
iwl_mvm_txq_from_tid(struct ieee80211_sta * sta,u8 tid)739 iwl_mvm_txq_from_tid(struct ieee80211_sta *sta, u8 tid)
740 {
741 if (tid == IWL_MAX_TID_COUNT)
742 tid = IEEE80211_NUM_TIDS;
743
744 return (void *)sta->txq[tid]->drv_priv;
745 }
746
747 /**
748 * struct iwl_mvm_tvqm_txq_info - maps TVQM hw queue to tid
749 *
750 * @sta_id: sta id
751 * @txq_tid: txq tid
752 */
753 struct iwl_mvm_tvqm_txq_info {
754 u8 sta_id;
755 u8 txq_tid;
756 };
757
758 struct iwl_mvm_dqa_txq_info {
759 u8 ra_sta_id; /* The RA this queue is mapped to, if exists */
760 bool reserved; /* Is this the TXQ reserved for a STA */
761 u8 mac80211_ac; /* The mac80211 AC this queue is mapped to */
762 u8 txq_tid; /* The TID "owner" of this queue*/
763 u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */
764 /* Timestamp for inactivation per TID of this queue */
765 unsigned long last_frame_time[IWL_MAX_TID_COUNT + 1];
766 enum iwl_mvm_queue_status status;
767 };
768
769 struct iwl_mvm {
770 /* for logger access */
771 struct device *dev;
772
773 struct iwl_trans *trans;
774 const struct iwl_fw *fw;
775 const struct iwl_cfg *cfg;
776 struct iwl_phy_db *phy_db;
777 struct ieee80211_hw *hw;
778
779 /* for protecting access to iwl_mvm */
780 struct mutex mutex;
781 struct list_head async_handlers_list;
782 spinlock_t async_handlers_lock;
783 struct work_struct async_handlers_wk;
784
785 struct work_struct roc_done_wk;
786
787 unsigned long init_status;
788
789 unsigned long status;
790
791 u32 queue_sync_cookie;
792 unsigned long queue_sync_state;
793 /*
794 * for beacon filtering -
795 * currently only one interface can be supported
796 */
797 struct iwl_mvm_vif *bf_allowed_vif;
798
799 bool hw_registered;
800 bool rfkill_safe_init_done;
801
802 u8 cca_40mhz_workaround;
803
804 u32 ampdu_ref;
805 bool ampdu_toggle;
806
807 struct iwl_notif_wait_data notif_wait;
808
809 union {
810 struct mvm_statistics_rx_v3 rx_stats_v3;
811 struct mvm_statistics_rx rx_stats;
812 };
813
814 struct {
815 u64 rx_time;
816 u64 tx_time;
817 u64 on_time_rf;
818 u64 on_time_scan;
819 } radio_stats, accu_radio_stats;
820
821 struct list_head add_stream_txqs;
822 union {
823 struct iwl_mvm_dqa_txq_info queue_info[IWL_MAX_HW_QUEUES];
824 struct iwl_mvm_tvqm_txq_info tvqm_info[IWL_MAX_TVQM_QUEUES];
825 };
826 struct work_struct add_stream_wk; /* To add streams to queues */
827
828 const char *nvm_file_name;
829 struct iwl_nvm_data *nvm_data;
830 /* NVM sections */
831 struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
832
833 struct iwl_fw_runtime fwrt;
834
835 /* EEPROM MAC addresses */
836 struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
837
838 /* data related to data path */
839 struct iwl_rx_phy_info last_phy_info;
840 struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT_MAX];
841 u8 rx_ba_sessions;
842
843 /* configured by mac80211 */
844 u32 rts_threshold;
845
846 /* Scan status, cmd (pre-allocated) and auxiliary station */
847 unsigned int scan_status;
848 void *scan_cmd;
849 struct iwl_mcast_filter_cmd *mcast_filter_cmd;
850 /* For CDB this is low band scan type, for non-CDB - type. */
851 enum iwl_mvm_scan_type scan_type;
852 enum iwl_mvm_scan_type hb_scan_type;
853
854 enum iwl_mvm_sched_scan_pass_all_states sched_scan_pass_all;
855 struct delayed_work scan_timeout_dwork;
856
857 /* max number of simultaneous scans the FW supports */
858 unsigned int max_scans;
859
860 /* UMAC scan tracking */
861 u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS];
862
863 /* start time of last scan in TSF of the mac that requested the scan */
864 u64 scan_start;
865
866 /* the vif that requested the current scan */
867 struct iwl_mvm_vif *scan_vif;
868
869 /* rx chain antennas set through debugfs for the scan command */
870 u8 scan_rx_ant;
871
872 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
873 /* broadcast filters to configure for each associated station */
874 const struct iwl_fw_bcast_filter *bcast_filters;
875 #ifdef CONFIG_IWLWIFI_DEBUGFS
876 struct {
877 bool override;
878 struct iwl_bcast_filter_cmd cmd;
879 } dbgfs_bcast_filtering;
880 #endif
881 #endif
882
883 /* Internal station */
884 struct iwl_mvm_int_sta aux_sta;
885 struct iwl_mvm_int_sta snif_sta;
886
887 bool last_ebs_successful;
888
889 u8 scan_last_antenna_idx; /* to toggle TX between antennas */
890 u8 mgmt_last_antenna_idx;
891
892 /* last smart fifo state that was successfully sent to firmware */
893 enum iwl_sf_state sf_state;
894
895 /*
896 * Leave this pointer outside the ifdef below so that it can be
897 * assigned without ifdef in the source code.
898 */
899 struct dentry *debugfs_dir;
900 #ifdef CONFIG_IWLWIFI_DEBUGFS
901 u32 dbgfs_sram_offset, dbgfs_sram_len;
902 u32 dbgfs_prph_reg_addr;
903 bool disable_power_off;
904 bool disable_power_off_d3;
905 bool beacon_inject_active;
906
907 bool scan_iter_notif_enabled;
908
909 struct debugfs_blob_wrapper nvm_hw_blob;
910 struct debugfs_blob_wrapper nvm_sw_blob;
911 struct debugfs_blob_wrapper nvm_calib_blob;
912 struct debugfs_blob_wrapper nvm_prod_blob;
913 struct debugfs_blob_wrapper nvm_phy_sku_blob;
914 struct debugfs_blob_wrapper nvm_reg_blob;
915
916 struct iwl_mvm_frame_stats drv_rx_stats;
917 spinlock_t drv_stats_lock;
918 u16 dbgfs_rx_phyinfo;
919 #endif
920
921 struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
922
923 struct list_head time_event_list;
924 spinlock_t time_event_lock;
925
926 /*
927 * A bitmap indicating the index of the key in use. The firmware
928 * can hold 16 keys at most. Reflect this fact.
929 */
930 unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
931 u8 fw_key_deleted[STA_KEY_MAX_NUM];
932
933 u8 vif_count;
934 struct ieee80211_vif __rcu *vif_id_to_mac[NUM_MAC_INDEX_DRIVER];
935
936 /* -1 for always, 0 for never, >0 for that many times */
937 s8 fw_restart;
938 u8 *error_recovery_buf;
939
940 #ifdef CONFIG_IWLWIFI_LEDS
941 struct led_classdev led;
942 #endif
943
944 struct ieee80211_vif *p2p_device_vif;
945
946 #ifdef CONFIG_PM
947 struct wiphy_wowlan_support wowlan;
948 int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
949
950 /* sched scan settings for net detect */
951 struct ieee80211_scan_ies nd_ies;
952 struct cfg80211_match_set *nd_match_sets;
953 int n_nd_match_sets;
954 struct ieee80211_channel **nd_channels;
955 int n_nd_channels;
956 bool net_detect;
957 u8 offload_tid;
958 #ifdef CONFIG_IWLWIFI_DEBUGFS
959 bool d3_wake_sysassert;
960 bool d3_test_active;
961 u32 d3_test_pme_ptr;
962 struct ieee80211_vif *keep_vif;
963 u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */
964 #endif
965 #endif
966
967 wait_queue_head_t rx_sync_waitq;
968
969 /* BT-Coex */
970 struct iwl_bt_coex_profile_notif last_bt_notif;
971 struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
972
973 u8 bt_tx_prio;
974 enum iwl_bt_force_ant_mode bt_force_ant_mode;
975
976 /* Aux ROC */
977 struct list_head aux_roc_te_list;
978
979 /* Thermal Throttling and CTkill */
980 struct iwl_mvm_tt_mgmt thermal_throttle;
981 #ifdef CONFIG_THERMAL
982 struct iwl_mvm_thermal_device tz_device;
983 struct iwl_mvm_cooling_device cooling_dev;
984 #endif
985
986 s32 temperature; /* Celsius */
987 /*
988 * Debug option to set the NIC temperature. This option makes the
989 * driver think this is the actual NIC temperature, and ignore the
990 * real temperature that is received from the fw
991 */
992 bool temperature_test; /* Debug test temperature is enabled */
993
994 unsigned long bt_coex_last_tcm_ts;
995 struct iwl_mvm_tcm tcm;
996
997 u8 uapsd_noagg_bssid_write_idx;
998 struct mac_address uapsd_noagg_bssids[IWL_MVM_UAPSD_NOAGG_BSSIDS_NUM]
999 __aligned(2);
1000
1001 struct iwl_time_quota_cmd last_quota_cmd;
1002
1003 #ifdef CONFIG_NL80211_TESTMODE
1004 u32 noa_duration;
1005 struct ieee80211_vif *noa_vif;
1006 #endif
1007
1008 /* Tx queues */
1009 u16 aux_queue;
1010 u16 snif_queue;
1011 u16 probe_queue;
1012 u16 p2p_dev_queue;
1013
1014 /* Indicate if device power save is allowed */
1015 u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
1016 /* Indicate if 32Khz external clock is valid */
1017 u32 ext_clock_valid;
1018
1019 struct ieee80211_vif __rcu *csa_vif;
1020 struct ieee80211_vif __rcu *csa_tx_blocked_vif;
1021 u8 csa_tx_block_bcn_timeout;
1022
1023 /* system time of last beacon (for AP/GO interface) */
1024 u32 ap_last_beacon_gp2;
1025
1026 /* indicates that we transmitted the last beacon */
1027 bool ibss_manager;
1028
1029 bool lar_regdom_set;
1030 enum iwl_mcc_source mcc_src;
1031
1032 /* TDLS channel switch data */
1033 struct {
1034 struct delayed_work dwork;
1035 enum iwl_mvm_tdls_cs_state state;
1036
1037 /*
1038 * Current cs sta - might be different from periodic cs peer
1039 * station. Value is meaningless when the cs-state is idle.
1040 */
1041 u8 cur_sta_id;
1042
1043 /* TDLS periodic channel-switch peer */
1044 struct {
1045 u8 sta_id;
1046 u8 op_class;
1047 bool initiator; /* are we the link initiator */
1048 struct cfg80211_chan_def chandef;
1049 struct sk_buff *skb; /* ch sw template */
1050 u32 ch_sw_tm_ie;
1051
1052 /* timestamp of last ch-sw request sent (GP2 time) */
1053 u32 sent_timestamp;
1054 } peer;
1055 } tdls_cs;
1056
1057
1058 u32 ciphers[IWL_MVM_NUM_CIPHERS];
1059 struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS];
1060
1061 struct cfg80211_ftm_responder_stats ftm_resp_stats;
1062 struct {
1063 struct cfg80211_pmsr_request *req;
1064 struct wireless_dev *req_wdev;
1065 struct list_head loc_list;
1066 int responses[IWL_MVM_TOF_MAX_APS];
1067 struct {
1068 struct list_head resp;
1069 } smooth;
1070 struct list_head pasn_list;
1071 } ftm_initiator;
1072
1073 struct list_head resp_pasn_list;
1074
1075 struct {
1076 u8 d0i3_resp;
1077 u8 range_resp;
1078 } cmd_ver;
1079
1080 struct ieee80211_vif *nan_vif;
1081 #define IWL_MAX_BAID 32
1082 struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID];
1083
1084 /*
1085 * Drop beacons from other APs in AP mode when there are no connected
1086 * clients.
1087 */
1088 bool drop_bcn_ap_mode;
1089
1090 struct delayed_work cs_tx_unblock_dwork;
1091
1092 /* does a monitor vif exist (only one can exist hence bool) */
1093 bool monitor_on;
1094
1095 /* sniffer data to include in radiotap */
1096 __le16 cur_aid;
1097 u8 cur_bssid[ETH_ALEN];
1098
1099 unsigned long last_6ghz_passive_scan_jiffies;
1100 unsigned long last_reset_or_resume_time_jiffies;
1101 };
1102
1103 /* Extract MVM priv from op_mode and _hw */
1104 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \
1105 ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
1106
1107 #define IWL_MAC80211_GET_MVM(_hw) \
1108 IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
1109
1110 /**
1111 * enum iwl_mvm_status - MVM status bits
1112 * @IWL_MVM_STATUS_HW_RFKILL: HW RF-kill is asserted
1113 * @IWL_MVM_STATUS_HW_CTKILL: CT-kill is active
1114 * @IWL_MVM_STATUS_ROC_RUNNING: remain-on-channel is running
1115 * @IWL_MVM_STATUS_HW_RESTART_REQUESTED: HW restart was requested
1116 * @IWL_MVM_STATUS_IN_HW_RESTART: HW restart is active
1117 * @IWL_MVM_STATUS_ROC_AUX_RUNNING: AUX remain-on-channel is running
1118 * @IWL_MVM_STATUS_FIRMWARE_RUNNING: firmware is running
1119 * @IWL_MVM_STATUS_NEED_FLUSH_P2P: need to flush P2P bcast STA
1120 * @IWL_MVM_STATUS_IN_D3: in D3 (or at least about to go into it)
1121 */
1122 enum iwl_mvm_status {
1123 IWL_MVM_STATUS_HW_RFKILL,
1124 IWL_MVM_STATUS_HW_CTKILL,
1125 IWL_MVM_STATUS_ROC_RUNNING,
1126 IWL_MVM_STATUS_HW_RESTART_REQUESTED,
1127 IWL_MVM_STATUS_IN_HW_RESTART,
1128 IWL_MVM_STATUS_ROC_AUX_RUNNING,
1129 IWL_MVM_STATUS_FIRMWARE_RUNNING,
1130 IWL_MVM_STATUS_NEED_FLUSH_P2P,
1131 IWL_MVM_STATUS_IN_D3,
1132 };
1133
1134 /* Keep track of completed init configuration */
1135 enum iwl_mvm_init_status {
1136 IWL_MVM_INIT_STATUS_THERMAL_INIT_COMPLETE = BIT(0),
1137 IWL_MVM_INIT_STATUS_LEDS_INIT_COMPLETE = BIT(1),
1138 };
1139
iwl_mvm_is_radio_killed(struct iwl_mvm * mvm)1140 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
1141 {
1142 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
1143 test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
1144 }
1145
iwl_mvm_is_radio_hw_killed(struct iwl_mvm * mvm)1146 static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm)
1147 {
1148 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status);
1149 }
1150
iwl_mvm_firmware_running(struct iwl_mvm * mvm)1151 static inline bool iwl_mvm_firmware_running(struct iwl_mvm *mvm)
1152 {
1153 return test_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
1154 }
1155
1156 /* Must be called with rcu_read_lock() held and it can only be
1157 * released when mvmsta is not needed anymore.
1158 */
1159 static inline struct iwl_mvm_sta *
iwl_mvm_sta_from_staid_rcu(struct iwl_mvm * mvm,u8 sta_id)1160 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id)
1161 {
1162 struct ieee80211_sta *sta;
1163
1164 if (sta_id >= mvm->fw->ucode_capa.num_stations)
1165 return NULL;
1166
1167 sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
1168
1169 /* This can happen if the station has been removed right now */
1170 if (IS_ERR_OR_NULL(sta))
1171 return NULL;
1172
1173 return iwl_mvm_sta_from_mac80211(sta);
1174 }
1175
1176 static inline struct iwl_mvm_sta *
iwl_mvm_sta_from_staid_protected(struct iwl_mvm * mvm,u8 sta_id)1177 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
1178 {
1179 struct ieee80211_sta *sta;
1180
1181 if (sta_id >= mvm->fw->ucode_capa.num_stations)
1182 return NULL;
1183
1184 sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
1185 lockdep_is_held(&mvm->mutex));
1186
1187 /* This can happen if the station has been removed right now */
1188 if (IS_ERR_OR_NULL(sta))
1189 return NULL;
1190
1191 return iwl_mvm_sta_from_mac80211(sta);
1192 }
1193
1194 static inline struct ieee80211_vif *
iwl_mvm_rcu_dereference_vif_id(struct iwl_mvm * mvm,u8 vif_id,bool rcu)1195 iwl_mvm_rcu_dereference_vif_id(struct iwl_mvm *mvm, u8 vif_id, bool rcu)
1196 {
1197 if (WARN_ON(vif_id >= ARRAY_SIZE(mvm->vif_id_to_mac)))
1198 return NULL;
1199
1200 if (rcu)
1201 return rcu_dereference(mvm->vif_id_to_mac[vif_id]);
1202
1203 return rcu_dereference_protected(mvm->vif_id_to_mac[vif_id],
1204 lockdep_is_held(&mvm->mutex));
1205 }
1206
iwl_mvm_is_adaptive_dwell_supported(struct iwl_mvm * mvm)1207 static inline bool iwl_mvm_is_adaptive_dwell_supported(struct iwl_mvm *mvm)
1208 {
1209 return fw_has_api(&mvm->fw->ucode_capa,
1210 IWL_UCODE_TLV_API_ADAPTIVE_DWELL);
1211 }
1212
iwl_mvm_is_adaptive_dwell_v2_supported(struct iwl_mvm * mvm)1213 static inline bool iwl_mvm_is_adaptive_dwell_v2_supported(struct iwl_mvm *mvm)
1214 {
1215 return fw_has_api(&mvm->fw->ucode_capa,
1216 IWL_UCODE_TLV_API_ADAPTIVE_DWELL_V2);
1217 }
1218
iwl_mvm_is_adwell_hb_ap_num_supported(struct iwl_mvm * mvm)1219 static inline bool iwl_mvm_is_adwell_hb_ap_num_supported(struct iwl_mvm *mvm)
1220 {
1221 return fw_has_api(&mvm->fw->ucode_capa,
1222 IWL_UCODE_TLV_API_ADWELL_HB_DEF_N_AP);
1223 }
1224
iwl_mvm_is_oce_supported(struct iwl_mvm * mvm)1225 static inline bool iwl_mvm_is_oce_supported(struct iwl_mvm *mvm)
1226 {
1227 /* OCE should never be enabled for LMAC scan FWs */
1228 return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_OCE);
1229 }
1230
iwl_mvm_is_frag_ebs_supported(struct iwl_mvm * mvm)1231 static inline bool iwl_mvm_is_frag_ebs_supported(struct iwl_mvm *mvm)
1232 {
1233 return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_FRAG_EBS);
1234 }
1235
iwl_mvm_is_short_beacon_notif_supported(struct iwl_mvm * mvm)1236 static inline bool iwl_mvm_is_short_beacon_notif_supported(struct iwl_mvm *mvm)
1237 {
1238 return fw_has_api(&mvm->fw->ucode_capa,
1239 IWL_UCODE_TLV_API_SHORT_BEACON_NOTIF);
1240 }
1241
iwl_mvm_is_dqa_data_queue(struct iwl_mvm * mvm,u8 queue)1242 static inline bool iwl_mvm_is_dqa_data_queue(struct iwl_mvm *mvm, u8 queue)
1243 {
1244 return (queue >= IWL_MVM_DQA_MIN_DATA_QUEUE) &&
1245 (queue <= IWL_MVM_DQA_MAX_DATA_QUEUE);
1246 }
1247
iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm * mvm,u8 queue)1248 static inline bool iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm *mvm, u8 queue)
1249 {
1250 return (queue >= IWL_MVM_DQA_MIN_MGMT_QUEUE) &&
1251 (queue <= IWL_MVM_DQA_MAX_MGMT_QUEUE);
1252 }
1253
iwl_mvm_is_lar_supported(struct iwl_mvm * mvm)1254 static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm)
1255 {
1256 bool nvm_lar = mvm->nvm_data->lar_enabled;
1257 bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa,
1258 IWL_UCODE_TLV_CAPA_LAR_SUPPORT);
1259
1260 /*
1261 * Enable LAR only if it is supported by the FW (TLV) &&
1262 * enabled in the NVM
1263 */
1264 if (mvm->cfg->nvm_type == IWL_NVM_EXT)
1265 return nvm_lar && tlv_lar;
1266 else
1267 return tlv_lar;
1268 }
1269
iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm * mvm)1270 static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm)
1271 {
1272 return fw_has_api(&mvm->fw->ucode_capa,
1273 IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) ||
1274 fw_has_capa(&mvm->fw->ucode_capa,
1275 IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC);
1276 }
1277
iwl_mvm_bt_is_rrc_supported(struct iwl_mvm * mvm)1278 static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm)
1279 {
1280 return fw_has_capa(&mvm->fw->ucode_capa,
1281 IWL_UCODE_TLV_CAPA_BT_COEX_RRC) &&
1282 IWL_MVM_BT_COEX_RRC;
1283 }
1284
iwl_mvm_is_csum_supported(struct iwl_mvm * mvm)1285 static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm)
1286 {
1287 return fw_has_capa(&mvm->fw->ucode_capa,
1288 IWL_UCODE_TLV_CAPA_CSUM_SUPPORT) &&
1289 !IWL_MVM_HW_CSUM_DISABLE;
1290 }
1291
iwl_mvm_is_mplut_supported(struct iwl_mvm * mvm)1292 static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm)
1293 {
1294 return fw_has_capa(&mvm->fw->ucode_capa,
1295 IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) &&
1296 IWL_MVM_BT_COEX_MPLUT;
1297 }
1298
1299 static inline
iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm * mvm)1300 bool iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm *mvm)
1301 {
1302 return fw_has_capa(&mvm->fw->ucode_capa,
1303 IWL_UCODE_TLV_CAPA_P2P_SCM_UAPSD) &&
1304 !(iwlwifi_mod_params.uapsd_disable &
1305 IWL_DISABLE_UAPSD_P2P_CLIENT);
1306 }
1307
iwl_mvm_has_new_rx_api(struct iwl_mvm * mvm)1308 static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm)
1309 {
1310 return fw_has_capa(&mvm->fw->ucode_capa,
1311 IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT);
1312 }
1313
iwl_mvm_has_new_tx_api(struct iwl_mvm * mvm)1314 static inline bool iwl_mvm_has_new_tx_api(struct iwl_mvm *mvm)
1315 {
1316 /* TODO - replace with TLV once defined */
1317 return mvm->trans->trans_cfg->use_tfh;
1318 }
1319
iwl_mvm_has_unified_ucode(struct iwl_mvm * mvm)1320 static inline bool iwl_mvm_has_unified_ucode(struct iwl_mvm *mvm)
1321 {
1322 /* TODO - better define this */
1323 return mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_22000;
1324 }
1325
iwl_mvm_is_cdb_supported(struct iwl_mvm * mvm)1326 static inline bool iwl_mvm_is_cdb_supported(struct iwl_mvm *mvm)
1327 {
1328 /*
1329 * TODO:
1330 * The issue of how to determine CDB APIs and usage is still not fully
1331 * defined.
1332 * There is a compilation for CDB and non-CDB FW, but there may
1333 * be also runtime check.
1334 * For now there is a TLV for checking compilation mode, but a
1335 * runtime check will also have to be here - once defined.
1336 */
1337 return fw_has_capa(&mvm->fw->ucode_capa,
1338 IWL_UCODE_TLV_CAPA_CDB_SUPPORT);
1339 }
1340
iwl_mvm_cdb_scan_api(struct iwl_mvm * mvm)1341 static inline bool iwl_mvm_cdb_scan_api(struct iwl_mvm *mvm)
1342 {
1343 /*
1344 * TODO: should this be the same as iwl_mvm_is_cdb_supported()?
1345 * but then there's a little bit of code in scan that won't make
1346 * any sense...
1347 */
1348 return mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_22000;
1349 }
1350
iwl_mvm_is_scan_ext_chan_supported(struct iwl_mvm * mvm)1351 static inline bool iwl_mvm_is_scan_ext_chan_supported(struct iwl_mvm *mvm)
1352 {
1353 return fw_has_api(&mvm->fw->ucode_capa,
1354 IWL_UCODE_TLV_API_SCAN_EXT_CHAN_VER);
1355 }
1356
1357
iwl_mvm_is_reduced_config_scan_supported(struct iwl_mvm * mvm)1358 static inline bool iwl_mvm_is_reduced_config_scan_supported(struct iwl_mvm *mvm)
1359 {
1360 return fw_has_api(&mvm->fw->ucode_capa,
1361 IWL_UCODE_TLV_API_REDUCED_SCAN_CONFIG);
1362 }
1363
iwl_mvm_is_band_in_rx_supported(struct iwl_mvm * mvm)1364 static inline bool iwl_mvm_is_band_in_rx_supported(struct iwl_mvm *mvm)
1365 {
1366 return fw_has_api(&mvm->fw->ucode_capa,
1367 IWL_UCODE_TLV_API_BAND_IN_RX_DATA);
1368 }
1369
iwl_mvm_has_new_rx_stats_api(struct iwl_mvm * mvm)1370 static inline bool iwl_mvm_has_new_rx_stats_api(struct iwl_mvm *mvm)
1371 {
1372 return fw_has_api(&mvm->fw->ucode_capa,
1373 IWL_UCODE_TLV_API_NEW_RX_STATS);
1374 }
1375
iwl_mvm_has_quota_low_latency(struct iwl_mvm * mvm)1376 static inline bool iwl_mvm_has_quota_low_latency(struct iwl_mvm *mvm)
1377 {
1378 return fw_has_api(&mvm->fw->ucode_capa,
1379 IWL_UCODE_TLV_API_QUOTA_LOW_LATENCY);
1380 }
1381
iwl_mvm_has_tlc_offload(const struct iwl_mvm * mvm)1382 static inline bool iwl_mvm_has_tlc_offload(const struct iwl_mvm *mvm)
1383 {
1384 return fw_has_capa(&mvm->fw->ucode_capa,
1385 IWL_UCODE_TLV_CAPA_TLC_OFFLOAD);
1386 }
1387
1388 static inline struct agg_tx_status *
iwl_mvm_get_agg_status(struct iwl_mvm * mvm,void * tx_resp)1389 iwl_mvm_get_agg_status(struct iwl_mvm *mvm, void *tx_resp)
1390 {
1391 if (iwl_mvm_has_new_tx_api(mvm))
1392 return &((struct iwl_mvm_tx_resp *)tx_resp)->status;
1393 else
1394 return ((struct iwl_mvm_tx_resp_v3 *)tx_resp)->status;
1395 }
1396
iwl_mvm_is_tt_in_fw(struct iwl_mvm * mvm)1397 static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm)
1398 {
1399 /* these two TLV are redundant since the responsibility to CT-kill by
1400 * FW happens only after we send at least one command of
1401 * temperature THs report.
1402 */
1403 return fw_has_capa(&mvm->fw->ucode_capa,
1404 IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) &&
1405 fw_has_capa(&mvm->fw->ucode_capa,
1406 IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT);
1407 }
1408
iwl_mvm_is_ctdp_supported(struct iwl_mvm * mvm)1409 static inline bool iwl_mvm_is_ctdp_supported(struct iwl_mvm *mvm)
1410 {
1411 return fw_has_capa(&mvm->fw->ucode_capa,
1412 IWL_UCODE_TLV_CAPA_CTDP_SUPPORT);
1413 }
1414
1415 extern const u8 iwl_mvm_ac_to_tx_fifo[];
1416 extern const u8 iwl_mvm_ac_to_gen2_tx_fifo[];
1417
iwl_mvm_mac_ac_to_tx_fifo(struct iwl_mvm * mvm,enum ieee80211_ac_numbers ac)1418 static inline u8 iwl_mvm_mac_ac_to_tx_fifo(struct iwl_mvm *mvm,
1419 enum ieee80211_ac_numbers ac)
1420 {
1421 return iwl_mvm_has_new_tx_api(mvm) ?
1422 iwl_mvm_ac_to_gen2_tx_fifo[ac] : iwl_mvm_ac_to_tx_fifo[ac];
1423 }
1424
1425 struct iwl_rate_info {
1426 u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */
1427 u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */
1428 u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */
1429 u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */
1430 u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */
1431 };
1432
1433 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm);
1434 int __iwl_mvm_mac_start(struct iwl_mvm *mvm);
1435
1436 /******************
1437 * MVM Methods
1438 ******************/
1439 /* uCode */
1440 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm);
1441
1442 /* Utils */
1443 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
1444 enum nl80211_band band);
1445 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
1446 enum nl80211_band band,
1447 struct ieee80211_tx_rate *r);
1448 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
1449 u8 iwl_mvm_mac80211_ac_to_ucode_ac(enum ieee80211_ac_numbers ac);
1450 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
1451 u8 first_antenna(u8 mask);
1452 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
1453 void iwl_mvm_get_sync_time(struct iwl_mvm *mvm, u32 *gp2, u64 *boottime);
1454 u32 iwl_mvm_get_systime(struct iwl_mvm *mvm);
1455
1456 /* Tx / Host Commands */
1457 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
1458 struct iwl_host_cmd *cmd);
1459 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id,
1460 u32 flags, u16 len, const void *data);
1461 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
1462 struct iwl_host_cmd *cmd,
1463 u32 *status);
1464 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id,
1465 u16 len, const void *data,
1466 u32 *status);
1467 int iwl_mvm_tx_skb_sta(struct iwl_mvm *mvm, struct sk_buff *skb,
1468 struct ieee80211_sta *sta);
1469 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
1470 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
1471 struct iwl_tx_cmd *tx_cmd,
1472 struct ieee80211_tx_info *info, u8 sta_id);
1473 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd,
1474 struct ieee80211_tx_info *info,
1475 struct ieee80211_sta *sta, __le16 fc);
1476 void iwl_mvm_mac_itxq_xmit(struct ieee80211_hw *hw, struct ieee80211_txq *txq);
1477 unsigned int iwl_mvm_max_amsdu_size(struct iwl_mvm *mvm,
1478 struct ieee80211_sta *sta,
1479 unsigned int tid);
1480
1481 #ifdef CONFIG_IWLWIFI_DEBUG
1482 const char *iwl_mvm_get_tx_fail_reason(u32 status);
1483 #else
iwl_mvm_get_tx_fail_reason(u32 status)1484 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
1485 #endif
1486 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk);
1487 int iwl_mvm_flush_sta(struct iwl_mvm *mvm, void *sta, bool internal);
1488 int iwl_mvm_flush_sta_tids(struct iwl_mvm *mvm, u32 sta_id, u16 tids);
1489
1490 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
1491
iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info * info,struct iwl_tx_cmd * tx_cmd)1492 static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info,
1493 struct iwl_tx_cmd *tx_cmd)
1494 {
1495 struct ieee80211_key_conf *keyconf = info->control.hw_key;
1496
1497 tx_cmd->sec_ctl = TX_CMD_SEC_CCM;
1498 memcpy(tx_cmd->key, keyconf->key, keyconf->keylen);
1499 }
1500
iwl_mvm_wait_for_async_handlers(struct iwl_mvm * mvm)1501 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
1502 {
1503 flush_work(&mvm->async_handlers_wk);
1504 }
1505
1506 /* Statistics */
1507 void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm,
1508 struct iwl_rx_packet *pkt);
1509 void iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
1510 struct iwl_rx_cmd_buffer *rxb);
1511 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear);
1512 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm);
1513
1514 /* NVM */
1515 int iwl_nvm_init(struct iwl_mvm *mvm);
1516 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
1517
iwl_mvm_get_valid_tx_ant(struct iwl_mvm * mvm)1518 static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm)
1519 {
1520 return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ?
1521 mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant :
1522 mvm->fw->valid_tx_ant;
1523 }
1524
iwl_mvm_get_valid_rx_ant(struct iwl_mvm * mvm)1525 static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm)
1526 {
1527 return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ?
1528 mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant :
1529 mvm->fw->valid_rx_ant;
1530 }
1531
iwl_mvm_toggle_tx_ant(struct iwl_mvm * mvm,u8 * ant)1532 static inline void iwl_mvm_toggle_tx_ant(struct iwl_mvm *mvm, u8 *ant)
1533 {
1534 *ant = iwl_mvm_next_antenna(mvm, iwl_mvm_get_valid_tx_ant(mvm), *ant);
1535 }
1536
iwl_mvm_get_phy_config(struct iwl_mvm * mvm)1537 static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm)
1538 {
1539 u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN |
1540 FW_PHY_CFG_RX_CHAIN);
1541 u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm);
1542 u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm);
1543
1544 phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS |
1545 valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS;
1546
1547 return mvm->fw->phy_config & phy_config;
1548 }
1549
1550 int iwl_mvm_up(struct iwl_mvm *mvm);
1551 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
1552
1553 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
1554 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
1555 struct iwl_bcast_filter_cmd *cmd);
1556
1557 /*
1558 * FW notifications / CMD responses handlers
1559 * Convention: iwl_mvm_rx_<NAME OF THE CMD>
1560 */
1561 void iwl_mvm_rx_mq(struct iwl_op_mode *op_mode,
1562 struct napi_struct *napi,
1563 struct iwl_rx_cmd_buffer *rxb);
1564 void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1565 void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi,
1566 struct iwl_rx_cmd_buffer *rxb);
1567 void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi,
1568 struct iwl_rx_cmd_buffer *rxb, int queue);
1569 void iwl_mvm_rx_monitor_no_data(struct iwl_mvm *mvm, struct napi_struct *napi,
1570 struct iwl_rx_cmd_buffer *rxb, int queue);
1571 void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi,
1572 struct iwl_rx_cmd_buffer *rxb, int queue);
1573 void iwl_mvm_rx_bar_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi,
1574 struct iwl_rx_cmd_buffer *rxb, int queue);
1575 void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct napi_struct *napi,
1576 struct iwl_rx_cmd_buffer *rxb, int queue);
1577 void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1578 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm,
1579 struct iwl_rx_cmd_buffer *rxb);
1580 void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags);
1581 void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1582 void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
1583 struct iwl_rx_cmd_buffer *rxb);
1584 void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1585 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
1586 struct iwl_rx_cmd_buffer *rxb);
1587 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
1588 struct iwl_rx_cmd_buffer *rxb);
1589 void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm,
1590 struct iwl_rx_cmd_buffer *rxb);
1591
1592 /* MVM PHY */
1593 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1594 struct cfg80211_chan_def *chandef,
1595 u8 chains_static, u8 chains_dynamic);
1596 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1597 struct cfg80211_chan_def *chandef,
1598 u8 chains_static, u8 chains_dynamic);
1599 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
1600 struct iwl_mvm_phy_ctxt *ctxt);
1601 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
1602 struct iwl_mvm_phy_ctxt *ctxt);
1603 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm);
1604 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef);
1605 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef);
1606
1607 /* MAC (virtual interface) programming */
1608 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1609 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1610 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1611 bool force_assoc_off, const u8 *bssid_override);
1612 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1613 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
1614 struct ieee80211_vif *vif);
1615 int iwl_mvm_mac_ctxt_send_beacon(struct iwl_mvm *mvm,
1616 struct ieee80211_vif *vif,
1617 struct sk_buff *beacon);
1618 int iwl_mvm_mac_ctxt_send_beacon_cmd(struct iwl_mvm *mvm,
1619 struct sk_buff *beacon,
1620 void *data, int len);
1621 u8 iwl_mvm_mac_ctxt_get_lowest_rate(struct ieee80211_tx_info *info,
1622 struct ieee80211_vif *vif);
1623 void iwl_mvm_mac_ctxt_set_tim(struct iwl_mvm *mvm,
1624 __le32 *tim_index, __le32 *tim_size,
1625 u8 *beacon, u32 frame_size);
1626 void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
1627 struct iwl_rx_cmd_buffer *rxb);
1628 void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
1629 struct iwl_rx_cmd_buffer *rxb);
1630 void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm,
1631 struct iwl_rx_cmd_buffer *rxb);
1632 void iwl_mvm_mu_mimo_grp_notif(struct iwl_mvm *mvm,
1633 struct iwl_rx_cmd_buffer *rxb);
1634 void iwl_mvm_sta_pm_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1635 void iwl_mvm_window_status_notif(struct iwl_mvm *mvm,
1636 struct iwl_rx_cmd_buffer *rxb);
1637 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
1638 struct ieee80211_vif *vif);
1639 void iwl_mvm_probe_resp_data_notif(struct iwl_mvm *mvm,
1640 struct iwl_rx_cmd_buffer *rxb);
1641 void iwl_mvm_rx_missed_vap_notif(struct iwl_mvm *mvm,
1642 struct iwl_rx_cmd_buffer *rxb);
1643 void iwl_mvm_channel_switch_noa_notif(struct iwl_mvm *mvm,
1644 struct iwl_rx_cmd_buffer *rxb);
1645 /* Bindings */
1646 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1647 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1648
1649 /* Quota management */
iwl_mvm_quota_cmd_size(struct iwl_mvm * mvm)1650 static inline size_t iwl_mvm_quota_cmd_size(struct iwl_mvm *mvm)
1651 {
1652 return iwl_mvm_has_quota_low_latency(mvm) ?
1653 sizeof(struct iwl_time_quota_cmd) :
1654 sizeof(struct iwl_time_quota_cmd_v1);
1655 }
1656
1657 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)1658 *iwl_mvm_quota_cmd_get_quota(struct iwl_mvm *mvm,
1659 struct iwl_time_quota_cmd *cmd,
1660 int i)
1661 {
1662 struct iwl_time_quota_data_v1 *quotas;
1663
1664 if (iwl_mvm_has_quota_low_latency(mvm))
1665 return &cmd->quotas[i];
1666
1667 quotas = (struct iwl_time_quota_data_v1 *)cmd->quotas;
1668 return (struct iwl_time_quota_data *)"as[i];
1669 }
1670
1671 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload,
1672 struct ieee80211_vif *disabled_vif);
1673
1674 /* Scanning */
1675 int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1676 struct cfg80211_scan_request *req,
1677 struct ieee80211_scan_ies *ies);
1678 int iwl_mvm_scan_size(struct iwl_mvm *mvm);
1679 int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify);
1680 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm);
1681 void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm);
1682 void iwl_mvm_scan_timeout_wk(struct work_struct *work);
1683
1684 /* Scheduled scan */
1685 void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm,
1686 struct iwl_rx_cmd_buffer *rxb);
1687 void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1688 struct iwl_rx_cmd_buffer *rxb);
1689 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
1690 struct ieee80211_vif *vif,
1691 struct cfg80211_sched_scan_request *req,
1692 struct ieee80211_scan_ies *ies,
1693 int type);
1694 void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm,
1695 struct iwl_rx_cmd_buffer *rxb);
1696
1697 /* UMAC scan */
1698 int iwl_mvm_config_scan(struct iwl_mvm *mvm);
1699 void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm,
1700 struct iwl_rx_cmd_buffer *rxb);
1701 void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1702 struct iwl_rx_cmd_buffer *rxb);
1703
1704 /* MVM debugfs */
1705 #ifdef CONFIG_IWLWIFI_DEBUGFS
1706 void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm);
1707 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1708 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1709 #else
iwl_mvm_dbgfs_register(struct iwl_mvm * mvm)1710 static inline void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm)
1711 {
1712 }
1713 static inline void
iwl_mvm_vif_dbgfs_register(struct iwl_mvm * mvm,struct ieee80211_vif * vif)1714 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1715 {
1716 }
1717 static inline void
iwl_mvm_vif_dbgfs_clean(struct iwl_mvm * mvm,struct ieee80211_vif * vif)1718 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1719 {
1720 }
1721 #endif /* CONFIG_IWLWIFI_DEBUGFS */
1722
1723 /* rate scaling */
1724 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq);
1725 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg);
1726 int rs_pretty_print_rate(char *buf, int bufsz, const u32 rate);
1727 void rs_update_last_rssi(struct iwl_mvm *mvm,
1728 struct iwl_mvm_sta *mvmsta,
1729 struct ieee80211_rx_status *rx_status);
1730
1731 /* power management */
1732 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
1733 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
1734 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm);
1735 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1736 char *buf, int bufsz);
1737
1738 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1739 void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
1740 struct iwl_rx_cmd_buffer *rxb);
1741
1742 #ifdef CONFIG_IWLWIFI_LEDS
1743 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
1744 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
1745 void iwl_mvm_leds_sync(struct iwl_mvm *mvm);
1746 #else
iwl_mvm_leds_init(struct iwl_mvm * mvm)1747 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
1748 {
1749 return 0;
1750 }
iwl_mvm_leds_exit(struct iwl_mvm * mvm)1751 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
1752 {
1753 }
iwl_mvm_leds_sync(struct iwl_mvm * mvm)1754 static inline void iwl_mvm_leds_sync(struct iwl_mvm *mvm)
1755 {
1756 }
1757 #endif
1758
1759 /* D3 (WoWLAN, NetDetect) */
1760 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
1761 int iwl_mvm_resume(struct ieee80211_hw *hw);
1762 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
1763 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
1764 struct ieee80211_vif *vif,
1765 struct cfg80211_gtk_rekey_data *data);
1766 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
1767 struct ieee80211_vif *vif,
1768 struct inet6_dev *idev);
1769 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
1770 struct ieee80211_vif *vif, int idx);
1771 extern const struct file_operations iwl_dbgfs_d3_test_ops;
1772 struct iwl_wowlan_status *iwl_mvm_send_wowlan_get_status(struct iwl_mvm *mvm);
1773 #ifdef CONFIG_PM
1774 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
1775 struct ieee80211_vif *vif);
1776 #else
1777 static inline void
iwl_mvm_set_last_nonqos_seq(struct iwl_mvm * mvm,struct ieee80211_vif * vif)1778 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1779 {
1780 }
1781 #endif
1782 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
1783 struct iwl_wowlan_config_cmd *cmd);
1784 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
1785 struct ieee80211_vif *vif,
1786 bool disable_offloading,
1787 bool offload_ns,
1788 u32 cmd_flags);
1789
1790 /* BT Coex */
1791 int iwl_mvm_send_bt_init_conf(struct iwl_mvm *mvm);
1792 void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
1793 struct iwl_rx_cmd_buffer *rxb);
1794 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1795 enum ieee80211_rssi_event_data);
1796 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
1797 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
1798 struct ieee80211_sta *sta);
1799 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
1800 struct ieee80211_sta *sta);
1801 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant);
1802 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
1803 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
1804 enum nl80211_band band);
1805 u8 iwl_mvm_bt_coex_get_single_ant_msk(struct iwl_mvm *mvm, u8 enabled_ants);
1806 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
1807 struct ieee80211_tx_info *info, u8 ac);
1808
1809 /* beacon filtering */
1810 #ifdef CONFIG_IWLWIFI_DEBUGFS
1811 void
1812 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1813 struct iwl_beacon_filter_cmd *cmd);
1814 #else
1815 static inline void
iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif * vif,struct iwl_beacon_filter_cmd * cmd)1816 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1817 struct iwl_beacon_filter_cmd *cmd)
1818 {}
1819 #endif
1820 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
1821 struct ieee80211_vif *vif,
1822 u32 flags);
1823 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
1824 struct ieee80211_vif *vif,
1825 u32 flags);
1826 /* SMPS */
1827 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1828 enum iwl_mvm_smps_type_request req_type,
1829 enum ieee80211_smps_mode smps_request);
1830 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
1831
1832 /* Low latency */
1833 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1834 bool low_latency,
1835 enum iwl_mvm_low_latency_cause cause);
1836 /* get SystemLowLatencyMode - only needed for beacon threshold? */
1837 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1838 bool iwl_mvm_low_latency_band(struct iwl_mvm *mvm, enum nl80211_band band);
1839 void iwl_mvm_send_low_latency_cmd(struct iwl_mvm *mvm, bool low_latency,
1840 u16 mac_id);
1841
1842 /* get VMACLowLatencyMode */
iwl_mvm_vif_low_latency(struct iwl_mvm_vif * mvmvif)1843 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1844 {
1845 /*
1846 * should this consider associated/active/... state?
1847 *
1848 * Normally low-latency should only be active on interfaces
1849 * that are active, but at least with debugfs it can also be
1850 * enabled on interfaces that aren't active. However, when
1851 * interface aren't active then they aren't added into the
1852 * binding, so this has no real impact. For now, just return
1853 * the current desired low-latency state.
1854 */
1855 return mvmvif->low_latency_actual;
1856 }
1857
1858 static inline
iwl_mvm_vif_set_low_latency(struct iwl_mvm_vif * mvmvif,bool set,enum iwl_mvm_low_latency_cause cause)1859 void iwl_mvm_vif_set_low_latency(struct iwl_mvm_vif *mvmvif, bool set,
1860 enum iwl_mvm_low_latency_cause cause)
1861 {
1862 u8 new_state;
1863
1864 if (set)
1865 mvmvif->low_latency |= cause;
1866 else
1867 mvmvif->low_latency &= ~cause;
1868
1869 /*
1870 * if LOW_LATENCY_DEBUGFS_FORCE_ENABLE is enabled no changes are
1871 * allowed to actual mode.
1872 */
1873 if (mvmvif->low_latency & LOW_LATENCY_DEBUGFS_FORCE_ENABLE &&
1874 cause != LOW_LATENCY_DEBUGFS_FORCE_ENABLE)
1875 return;
1876
1877 if (cause == LOW_LATENCY_DEBUGFS_FORCE_ENABLE && set)
1878 /*
1879 * We enter force state
1880 */
1881 new_state = !!(mvmvif->low_latency &
1882 LOW_LATENCY_DEBUGFS_FORCE);
1883 else
1884 /*
1885 * Check if any other one set low latency
1886 */
1887 new_state = !!(mvmvif->low_latency &
1888 ~(LOW_LATENCY_DEBUGFS_FORCE_ENABLE |
1889 LOW_LATENCY_DEBUGFS_FORCE));
1890
1891 mvmvif->low_latency_actual = new_state;
1892 }
1893
1894 /* Return a bitmask with all the hw supported queues, except for the
1895 * command queue, which can't be flushed.
1896 */
iwl_mvm_flushable_queues(struct iwl_mvm * mvm)1897 static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm)
1898 {
1899 return ((BIT(mvm->trans->trans_cfg->base_params->num_of_queues) - 1) &
1900 ~BIT(IWL_MVM_DQA_CMD_QUEUE));
1901 }
1902
1903 void iwl_mvm_stop_device(struct iwl_mvm *mvm);
1904
1905 /* Re-configure the SCD for a queue that has already been configured */
1906 int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id,
1907 int tid, int frame_limit, u16 ssn);
1908
1909 /* Thermal management and CT-kill */
1910 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
1911 void iwl_mvm_temp_notif(struct iwl_mvm *mvm,
1912 struct iwl_rx_cmd_buffer *rxb);
1913 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
1914 void iwl_mvm_thermal_initialize(struct iwl_mvm *mvm, u32 min_backoff);
1915 void iwl_mvm_thermal_exit(struct iwl_mvm *mvm);
1916 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
1917 int iwl_mvm_get_temp(struct iwl_mvm *mvm, s32 *temp);
1918 void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1919 void iwl_mvm_enter_ctkill(struct iwl_mvm *mvm);
1920 int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm *mvm);
1921 int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 budget);
1922
1923 /* Location Aware Regulatory */
1924 struct iwl_mcc_update_resp *
1925 iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2,
1926 enum iwl_mcc_source src_id);
1927 int iwl_mvm_init_mcc(struct iwl_mvm *mvm);
1928 void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm,
1929 struct iwl_rx_cmd_buffer *rxb);
1930 struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy,
1931 const char *alpha2,
1932 enum iwl_mcc_source src_id,
1933 bool *changed);
1934 struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm,
1935 bool *changed);
1936 int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm);
1937 void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm);
1938
1939 /* smart fifo */
1940 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1941 bool added_vif);
1942
1943 /* FTM responder */
1944 int iwl_mvm_ftm_start_responder(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1945 void iwl_mvm_ftm_restart_responder(struct iwl_mvm *mvm,
1946 struct ieee80211_vif *vif);
1947 void iwl_mvm_ftm_responder_stats(struct iwl_mvm *mvm,
1948 struct iwl_rx_cmd_buffer *rxb);
1949 int iwl_mvm_ftm_resp_remove_pasn_sta(struct iwl_mvm *mvm,
1950 struct ieee80211_vif *vif, u8 *addr);
1951 int iwl_mvm_ftm_respoder_add_pasn_sta(struct iwl_mvm *mvm,
1952 struct ieee80211_vif *vif,
1953 u8 *addr, u32 cipher, u8 *tk, u32 tk_len,
1954 u8 *hltk, u32 hltk_len);
1955 void iwl_mvm_ftm_responder_clear(struct iwl_mvm *mvm,
1956 struct ieee80211_vif *vif);
1957
1958 /* FTM initiator */
1959 void iwl_mvm_ftm_restart(struct iwl_mvm *mvm);
1960 void iwl_mvm_ftm_range_resp(struct iwl_mvm *mvm,
1961 struct iwl_rx_cmd_buffer *rxb);
1962 void iwl_mvm_ftm_lc_notif(struct iwl_mvm *mvm,
1963 struct iwl_rx_cmd_buffer *rxb);
1964 int iwl_mvm_ftm_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1965 struct cfg80211_pmsr_request *request);
1966 void iwl_mvm_ftm_abort(struct iwl_mvm *mvm, struct cfg80211_pmsr_request *req);
1967 void iwl_mvm_ftm_initiator_smooth_config(struct iwl_mvm *mvm);
1968 void iwl_mvm_ftm_initiator_smooth_stop(struct iwl_mvm *mvm);
1969 int iwl_mvm_ftm_add_pasn_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1970 u8 *addr, u32 cipher, u8 *tk, u32 tk_len,
1971 u8 *hltk, u32 hltk_len);
1972 void iwl_mvm_ftm_remove_pasn_sta(struct iwl_mvm *mvm, u8 *addr);
1973
1974 /* TDLS */
1975
1976 /*
1977 * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present.
1978 * This TID is marked as used vs the AP and all connected TDLS peers.
1979 */
1980 #define IWL_MVM_TDLS_FW_TID 4
1981
1982 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1983 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm);
1984 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1985 bool sta_added);
1986 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
1987 struct ieee80211_vif *vif);
1988 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw,
1989 struct ieee80211_vif *vif,
1990 struct ieee80211_sta *sta, u8 oper_class,
1991 struct cfg80211_chan_def *chandef,
1992 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie);
1993 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw,
1994 struct ieee80211_vif *vif,
1995 struct ieee80211_tdls_ch_sw_params *params);
1996 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw,
1997 struct ieee80211_vif *vif,
1998 struct ieee80211_sta *sta);
1999 void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
2000 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work);
2001
2002 void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm,
2003 enum iwl_mvm_rxq_notif_type type,
2004 bool sync,
2005 const void *data, u32 size);
2006 void iwl_mvm_reorder_timer_expired(struct timer_list *t);
2007 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm);
2008 struct ieee80211_vif *iwl_mvm_get_vif_by_macid(struct iwl_mvm *mvm, u32 macid);
2009 bool iwl_mvm_is_vif_assoc(struct iwl_mvm *mvm);
2010
2011 #define MVM_TCM_PERIOD_MSEC 500
2012 #define MVM_TCM_PERIOD (HZ * MVM_TCM_PERIOD_MSEC / 1000)
2013 #define MVM_LL_PERIOD (10 * HZ)
2014 void iwl_mvm_tcm_work(struct work_struct *work);
2015 void iwl_mvm_recalc_tcm(struct iwl_mvm *mvm);
2016 void iwl_mvm_pause_tcm(struct iwl_mvm *mvm, bool with_cancel);
2017 void iwl_mvm_resume_tcm(struct iwl_mvm *mvm);
2018 void iwl_mvm_tcm_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2019 void iwl_mvm_tcm_rm_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2020 u8 iwl_mvm_tcm_load_percentage(u32 airtime, u32 elapsed);
2021
2022 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
2023 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm,
2024 struct ieee80211_vif *vif,
2025 bool tdls, bool cmd_q);
2026 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2027 const char *errmsg);
2028 void iwl_mvm_event_frame_timeout_callback(struct iwl_mvm *mvm,
2029 struct ieee80211_vif *vif,
2030 const struct ieee80211_sta *sta,
2031 u16 tid);
2032
2033 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b);
2034 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm);
2035 int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm);
2036 #ifdef CONFIG_IWLWIFI_DEBUGFS
2037 void iwl_mvm_sta_add_debugfs(struct ieee80211_hw *hw,
2038 struct ieee80211_vif *vif,
2039 struct ieee80211_sta *sta,
2040 struct dentry *dir);
2041 #endif
2042
2043 int iwl_rfi_send_config_cmd(struct iwl_mvm *mvm,
2044 struct iwl_rfi_lut_entry *rfi_table);
2045 struct iwl_rfi_freq_table_resp_cmd *iwl_rfi_get_freq_table(struct iwl_mvm *mvm);
2046
iwl_mvm_phy_band_from_nl80211(enum nl80211_band band)2047 static inline u8 iwl_mvm_phy_band_from_nl80211(enum nl80211_band band)
2048 {
2049 switch (band) {
2050 case NL80211_BAND_2GHZ:
2051 return PHY_BAND_24;
2052 case NL80211_BAND_5GHZ:
2053 return PHY_BAND_5;
2054 case NL80211_BAND_6GHZ:
2055 return PHY_BAND_6;
2056 default:
2057 WARN_ONCE(1, "Unsupported band (%u)\n", band);
2058 return PHY_BAND_5;
2059 }
2060 }
2061
2062 /* Channel info utils */
iwl_mvm_has_ultra_hb_channel(struct iwl_mvm * mvm)2063 static inline bool iwl_mvm_has_ultra_hb_channel(struct iwl_mvm *mvm)
2064 {
2065 return fw_has_capa(&mvm->fw->ucode_capa,
2066 IWL_UCODE_TLV_CAPA_ULTRA_HB_CHANNELS);
2067 }
2068
iwl_mvm_chan_info_cmd_tail(struct iwl_mvm * mvm,struct iwl_fw_channel_info * ci)2069 static inline void *iwl_mvm_chan_info_cmd_tail(struct iwl_mvm *mvm,
2070 struct iwl_fw_channel_info *ci)
2071 {
2072 return (u8 *)ci + (iwl_mvm_has_ultra_hb_channel(mvm) ?
2073 sizeof(struct iwl_fw_channel_info) :
2074 sizeof(struct iwl_fw_channel_info_v1));
2075 }
2076
iwl_mvm_chan_info_padding(struct iwl_mvm * mvm)2077 static inline size_t iwl_mvm_chan_info_padding(struct iwl_mvm *mvm)
2078 {
2079 return iwl_mvm_has_ultra_hb_channel(mvm) ? 0 :
2080 sizeof(struct iwl_fw_channel_info) -
2081 sizeof(struct iwl_fw_channel_info_v1);
2082 }
2083
iwl_mvm_set_chan_info(struct iwl_mvm * mvm,struct iwl_fw_channel_info * ci,u32 chan,u8 band,u8 width,u8 ctrl_pos)2084 static inline void iwl_mvm_set_chan_info(struct iwl_mvm *mvm,
2085 struct iwl_fw_channel_info *ci,
2086 u32 chan, u8 band, u8 width,
2087 u8 ctrl_pos)
2088 {
2089 if (iwl_mvm_has_ultra_hb_channel(mvm)) {
2090 ci->channel = cpu_to_le32(chan);
2091 ci->band = band;
2092 ci->width = width;
2093 ci->ctrl_pos = ctrl_pos;
2094 } else {
2095 struct iwl_fw_channel_info_v1 *ci_v1 =
2096 (struct iwl_fw_channel_info_v1 *)ci;
2097
2098 ci_v1->channel = chan;
2099 ci_v1->band = band;
2100 ci_v1->width = width;
2101 ci_v1->ctrl_pos = ctrl_pos;
2102 }
2103 }
2104
2105 static inline void
iwl_mvm_set_chan_info_chandef(struct iwl_mvm * mvm,struct iwl_fw_channel_info * ci,struct cfg80211_chan_def * chandef)2106 iwl_mvm_set_chan_info_chandef(struct iwl_mvm *mvm,
2107 struct iwl_fw_channel_info *ci,
2108 struct cfg80211_chan_def *chandef)
2109 {
2110 enum nl80211_band band = chandef->chan->band;
2111
2112 iwl_mvm_set_chan_info(mvm, ci, chandef->chan->hw_value,
2113 iwl_mvm_phy_band_from_nl80211(band),
2114 iwl_mvm_get_channel_width(chandef),
2115 iwl_mvm_get_ctrl_pos(chandef));
2116 }
2117
iwl_umac_scan_get_max_profiles(const struct iwl_fw * fw)2118 static inline int iwl_umac_scan_get_max_profiles(const struct iwl_fw *fw)
2119 {
2120 u8 ver = iwl_fw_lookup_cmd_ver(fw, IWL_ALWAYS_LONG_GROUP,
2121 SCAN_OFFLOAD_UPDATE_PROFILES_CMD,
2122 IWL_FW_CMD_VER_UNKNOWN);
2123 return (ver == IWL_FW_CMD_VER_UNKNOWN || ver < 3) ?
2124 IWL_SCAN_MAX_PROFILES : IWL_SCAN_MAX_PROFILES_V2;
2125 }
2126
2127 static inline
iwl_mvm_cipher_to_location_cipher(u32 cipher)2128 enum iwl_location_cipher iwl_mvm_cipher_to_location_cipher(u32 cipher)
2129 {
2130 switch (cipher) {
2131 case WLAN_CIPHER_SUITE_CCMP:
2132 return IWL_LOCATION_CIPHER_CCMP_128;
2133 case WLAN_CIPHER_SUITE_GCMP:
2134 return IWL_LOCATION_CIPHER_GCMP_128;
2135 case WLAN_CIPHER_SUITE_GCMP_256:
2136 return IWL_LOCATION_CIPHER_GCMP_256;
2137 default:
2138 return IWL_LOCATION_CIPHER_INVALID;
2139 }
2140 }
2141 #endif /* __IWL_MVM_H__ */
2142