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 
424 static inline struct iwl_mvm_vif *
425 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
426 {
427 	if (!vif)
428 		return NULL;
429 	return (void *)vif->drv_priv;
430 }
431 
432 extern const u8 tid_to_mac80211_ac[];
433 
434 #define IWL_MVM_SCAN_STOPPING_SHIFT	8
435 
436 enum iwl_scan_status {
437 	IWL_MVM_SCAN_REGULAR		= BIT(0),
438 	IWL_MVM_SCAN_SCHED		= BIT(1),
439 	IWL_MVM_SCAN_NETDETECT		= BIT(2),
440 
441 	IWL_MVM_SCAN_STOPPING_REGULAR	= BIT(8),
442 	IWL_MVM_SCAN_STOPPING_SCHED	= BIT(9),
443 	IWL_MVM_SCAN_STOPPING_NETDETECT	= BIT(10),
444 
445 	IWL_MVM_SCAN_REGULAR_MASK	= IWL_MVM_SCAN_REGULAR |
446 					  IWL_MVM_SCAN_STOPPING_REGULAR,
447 	IWL_MVM_SCAN_SCHED_MASK		= IWL_MVM_SCAN_SCHED |
448 					  IWL_MVM_SCAN_STOPPING_SCHED,
449 	IWL_MVM_SCAN_NETDETECT_MASK	= IWL_MVM_SCAN_NETDETECT |
450 					  IWL_MVM_SCAN_STOPPING_NETDETECT,
451 
452 	IWL_MVM_SCAN_STOPPING_MASK	= 0xff << IWL_MVM_SCAN_STOPPING_SHIFT,
453 	IWL_MVM_SCAN_MASK		= 0xff,
454 };
455 
456 enum iwl_mvm_scan_type {
457 	IWL_SCAN_TYPE_NOT_SET,
458 	IWL_SCAN_TYPE_UNASSOC,
459 	IWL_SCAN_TYPE_WILD,
460 	IWL_SCAN_TYPE_MILD,
461 	IWL_SCAN_TYPE_FRAGMENTED,
462 	IWL_SCAN_TYPE_FAST_BALANCE,
463 };
464 
465 enum iwl_mvm_sched_scan_pass_all_states {
466 	SCHED_SCAN_PASS_ALL_DISABLED,
467 	SCHED_SCAN_PASS_ALL_ENABLED,
468 	SCHED_SCAN_PASS_ALL_FOUND,
469 };
470 
471 /**
472  * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
473  * @ct_kill_exit: worker to exit thermal kill
474  * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
475  * @tx_backoff: The current thremal throttling tx backoff in uSec.
476  * @min_backoff: The minimal tx backoff due to power restrictions
477  * @params: Parameters to configure the thermal throttling algorithm.
478  * @throttle: Is thermal throttling is active?
479  */
480 struct iwl_mvm_tt_mgmt {
481 	struct delayed_work ct_kill_exit;
482 	bool dynamic_smps;
483 	u32 tx_backoff;
484 	u32 min_backoff;
485 	struct iwl_tt_params params;
486 	bool throttle;
487 };
488 
489 #ifdef CONFIG_THERMAL
490 /**
491  *struct iwl_mvm_thermal_device - thermal zone related data
492  * @temp_trips: temperature thresholds for report
493  * @fw_trips_index: keep indexes to original array - temp_trips
494  * @tzone: thermal zone device data
495 */
496 struct iwl_mvm_thermal_device {
497 	s16 temp_trips[IWL_MAX_DTS_TRIPS];
498 	u8 fw_trips_index[IWL_MAX_DTS_TRIPS];
499 	struct thermal_zone_device *tzone;
500 };
501 
502 /*
503  * struct iwl_mvm_cooling_device
504  * @cur_state: current state
505  * @cdev: struct thermal cooling device
506  */
507 struct iwl_mvm_cooling_device {
508 	u32 cur_state;
509 	struct thermal_cooling_device *cdev;
510 };
511 #endif
512 
513 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
514 
515 struct iwl_mvm_frame_stats {
516 	u32 legacy_frames;
517 	u32 ht_frames;
518 	u32 vht_frames;
519 	u32 bw_20_frames;
520 	u32 bw_40_frames;
521 	u32 bw_80_frames;
522 	u32 bw_160_frames;
523 	u32 sgi_frames;
524 	u32 ngi_frames;
525 	u32 siso_frames;
526 	u32 mimo2_frames;
527 	u32 agg_frames;
528 	u32 ampdu_count;
529 	u32 success_frames;
530 	u32 fail_frames;
531 	u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
532 	int last_frame_idx;
533 };
534 
535 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff
536 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100
537 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200
538 
539 enum iwl_mvm_tdls_cs_state {
540 	IWL_MVM_TDLS_SW_IDLE = 0,
541 	IWL_MVM_TDLS_SW_REQ_SENT,
542 	IWL_MVM_TDLS_SW_RESP_RCVD,
543 	IWL_MVM_TDLS_SW_REQ_RCVD,
544 	IWL_MVM_TDLS_SW_ACTIVE,
545 };
546 
547 enum iwl_mvm_traffic_load {
548 	IWL_MVM_TRAFFIC_LOW,
549 	IWL_MVM_TRAFFIC_MEDIUM,
550 	IWL_MVM_TRAFFIC_HIGH,
551 };
552 
553 DECLARE_EWMA(rate, 16, 16)
554 
555 struct iwl_mvm_tcm_mac {
556 	struct {
557 		u32 pkts[IEEE80211_NUM_ACS];
558 		u32 airtime;
559 	} tx;
560 	struct {
561 		u32 pkts[IEEE80211_NUM_ACS];
562 		u32 airtime;
563 		u32 last_ampdu_ref;
564 	} rx;
565 	struct {
566 		/* track AP's transfer in client mode */
567 		u64 rx_bytes;
568 		struct ewma_rate rate;
569 		bool detected;
570 	} uapsd_nonagg_detect;
571 	bool opened_rx_ba_sessions;
572 };
573 
574 struct iwl_mvm_tcm {
575 	struct delayed_work work;
576 	spinlock_t lock; /* used when time elapsed */
577 	unsigned long ts; /* timestamp when period ends */
578 	unsigned long ll_ts;
579 	unsigned long uapsd_nonagg_ts;
580 	bool paused;
581 	struct iwl_mvm_tcm_mac data[NUM_MAC_INDEX_DRIVER];
582 	struct {
583 		u32 elapsed; /* milliseconds for this TCM period */
584 		u32 airtime[NUM_MAC_INDEX_DRIVER];
585 		enum iwl_mvm_traffic_load load[NUM_MAC_INDEX_DRIVER];
586 		enum iwl_mvm_traffic_load band_load[NUM_NL80211_BANDS];
587 		enum iwl_mvm_traffic_load global_load;
588 		bool low_latency[NUM_MAC_INDEX_DRIVER];
589 		bool change[NUM_MAC_INDEX_DRIVER];
590 		bool global_change;
591 	} result;
592 };
593 
594 /**
595  * struct iwl_mvm_reorder_buffer - per ra/tid/queue reorder buffer
596  * @head_sn: reorder window head sn
597  * @num_stored: number of mpdus stored in the buffer
598  * @buf_size: the reorder buffer size as set by the last addba request
599  * @queue: queue of this reorder buffer
600  * @last_amsdu: track last ASMDU SN for duplication detection
601  * @last_sub_index: track ASMDU sub frame index for duplication detection
602  * @reorder_timer: timer for frames are in the reorder buffer. For AMSDU
603  *	it is the time of last received sub-frame
604  * @removed: prevent timer re-arming
605  * @valid: reordering is valid for this queue
606  * @lock: protect reorder buffer internal state
607  * @mvm: mvm pointer, needed for frame timer context
608  * @consec_oldsn_drops: consecutive drops due to old SN
609  * @consec_oldsn_ampdu_gp2: A-MPDU GP2 timestamp to track
610  *	when to apply old SN consecutive drop workaround
611  * @consec_oldsn_prev_drop: track whether or not an MPDU
612  *	that was single/part of the previous A-MPDU was
613  *	dropped due to old SN
614  */
615 struct iwl_mvm_reorder_buffer {
616 	u16 head_sn;
617 	u16 num_stored;
618 	u16 buf_size;
619 	int queue;
620 	u16 last_amsdu;
621 	u8 last_sub_index;
622 	struct timer_list reorder_timer;
623 	bool removed;
624 	bool valid;
625 	spinlock_t lock;
626 	struct iwl_mvm *mvm;
627 	unsigned int consec_oldsn_drops;
628 	u32 consec_oldsn_ampdu_gp2;
629 	unsigned int consec_oldsn_prev_drop:1;
630 } ____cacheline_aligned_in_smp;
631 
632 /**
633  * struct _iwl_mvm_reorder_buf_entry - reorder buffer entry per-queue/per-seqno
634  * @frames: list of skbs stored
635  * @reorder_time: time the packet was stored in the reorder buffer
636  */
637 struct _iwl_mvm_reorder_buf_entry {
638 	struct sk_buff_head frames;
639 	unsigned long reorder_time;
640 };
641 
642 /* make this indirection to get the aligned thing */
643 struct iwl_mvm_reorder_buf_entry {
644 	struct _iwl_mvm_reorder_buf_entry e;
645 }
646 #ifndef __CHECKER__
647 /* sparse doesn't like this construct: "bad integer constant expression" */
648 __aligned(roundup_pow_of_two(sizeof(struct _iwl_mvm_reorder_buf_entry)))
649 #endif
650 ;
651 
652 /**
653  * struct iwl_mvm_baid_data - BA session data
654  * @sta_id: station id
655  * @tid: tid of the session
656  * @baid baid of the session
657  * @timeout: the timeout set in the addba request
658  * @entries_per_queue: # of buffers per queue, this actually gets
659  *	aligned up to avoid cache line sharing between queues
660  * @last_rx: last rx jiffies, updated only if timeout passed from last update
661  * @session_timer: timer to check if BA session expired, runs at 2 * timeout
662  * @mvm: mvm pointer, needed for timer context
663  * @reorder_buf: reorder buffer, allocated per queue
664  * @reorder_buf_data: data
665  */
666 struct iwl_mvm_baid_data {
667 	struct rcu_head rcu_head;
668 	u8 sta_id;
669 	u8 tid;
670 	u8 baid;
671 	u16 timeout;
672 	u16 entries_per_queue;
673 	unsigned long last_rx;
674 	struct timer_list session_timer;
675 	struct iwl_mvm_baid_data __rcu **rcu_ptr;
676 	struct iwl_mvm *mvm;
677 	struct iwl_mvm_reorder_buffer reorder_buf[IWL_MAX_RX_HW_QUEUES];
678 	struct iwl_mvm_reorder_buf_entry entries[];
679 };
680 
681 static inline struct iwl_mvm_baid_data *
682 iwl_mvm_baid_data_from_reorder_buf(struct iwl_mvm_reorder_buffer *buf)
683 {
684 	return (void *)((u8 *)buf -
685 			offsetof(struct iwl_mvm_baid_data, reorder_buf) -
686 			sizeof(*buf) * buf->queue);
687 }
688 
689 /*
690  * enum iwl_mvm_queue_status - queue status
691  * @IWL_MVM_QUEUE_FREE: the queue is not allocated nor reserved
692  *	Basically, this means that this queue can be used for any purpose
693  * @IWL_MVM_QUEUE_RESERVED: queue is reserved but not yet in use
694  *	This is the state of a queue that has been dedicated for some RATID
695  *	(agg'd or not), but that hasn't yet gone through the actual enablement
696  *	of iwl_mvm_enable_txq(), and therefore no traffic can go through it yet.
697  *	Note that in this state there is no requirement to already know what TID
698  *	should be used with this queue, it is just marked as a queue that will
699  *	be used, and shouldn't be allocated to anyone else.
700  * @IWL_MVM_QUEUE_READY: queue is ready to be used
701  *	This is the state of a queue that has been fully configured (including
702  *	SCD pointers, etc), has a specific RA/TID assigned to it, and can be
703  *	used to send traffic.
704  * @IWL_MVM_QUEUE_SHARED: queue is shared, or in a process of becoming shared
705  *	This is a state in which a single queue serves more than one TID, all of
706  *	which are not aggregated. Note that the queue is only associated to one
707  *	RA.
708  */
709 enum iwl_mvm_queue_status {
710 	IWL_MVM_QUEUE_FREE,
711 	IWL_MVM_QUEUE_RESERVED,
712 	IWL_MVM_QUEUE_READY,
713 	IWL_MVM_QUEUE_SHARED,
714 };
715 
716 #define IWL_MVM_DQA_QUEUE_TIMEOUT	(5 * HZ)
717 #define IWL_MVM_INVALID_QUEUE		0xFFFF
718 
719 #define IWL_MVM_NUM_CIPHERS             10
720 
721 
722 struct iwl_mvm_txq {
723 	struct list_head list;
724 	u16 txq_id;
725 	atomic_t tx_request;
726 	bool stopped;
727 };
728 
729 static inline struct iwl_mvm_txq *
730 iwl_mvm_txq_from_mac80211(struct ieee80211_txq *txq)
731 {
732 	return (void *)txq->drv_priv;
733 }
734 
735 static inline struct iwl_mvm_txq *
736 iwl_mvm_txq_from_tid(struct ieee80211_sta *sta, u8 tid)
737 {
738 	if (tid == IWL_MAX_TID_COUNT)
739 		tid = IEEE80211_NUM_TIDS;
740 
741 	return (void *)sta->txq[tid]->drv_priv;
742 }
743 
744 /**
745  * struct iwl_mvm_tvqm_txq_info - maps TVQM hw queue to tid
746  *
747  * @sta_id: sta id
748  * @txq_tid: txq tid
749  */
750 struct iwl_mvm_tvqm_txq_info {
751 	u8 sta_id;
752 	u8 txq_tid;
753 };
754 
755 struct iwl_mvm_dqa_txq_info {
756 	u8 ra_sta_id; /* The RA this queue is mapped to, if exists */
757 	bool reserved; /* Is this the TXQ reserved for a STA */
758 	u8 mac80211_ac; /* The mac80211 AC this queue is mapped to */
759 	u8 txq_tid; /* The TID "owner" of this queue*/
760 	u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */
761 	/* Timestamp for inactivation per TID of this queue */
762 	unsigned long last_frame_time[IWL_MAX_TID_COUNT + 1];
763 	enum iwl_mvm_queue_status status;
764 };
765 
766 struct iwl_mvm {
767 	/* for logger access */
768 	struct device *dev;
769 
770 	struct iwl_trans *trans;
771 	const struct iwl_fw *fw;
772 	const struct iwl_cfg *cfg;
773 	struct iwl_phy_db *phy_db;
774 	struct ieee80211_hw *hw;
775 
776 	/* for protecting access to iwl_mvm */
777 	struct mutex mutex;
778 	struct list_head async_handlers_list;
779 	spinlock_t async_handlers_lock;
780 	struct work_struct async_handlers_wk;
781 
782 	struct work_struct roc_done_wk;
783 
784 	unsigned long init_status;
785 
786 	unsigned long status;
787 
788 	u32 queue_sync_cookie;
789 	unsigned long queue_sync_state;
790 	/*
791 	 * for beacon filtering -
792 	 * currently only one interface can be supported
793 	 */
794 	struct iwl_mvm_vif *bf_allowed_vif;
795 
796 	bool hw_registered;
797 	bool rfkill_safe_init_done;
798 
799 	u32 ampdu_ref;
800 	bool ampdu_toggle;
801 
802 	struct iwl_notif_wait_data notif_wait;
803 
804 	union {
805 		struct mvm_statistics_rx_v3 rx_stats_v3;
806 		struct mvm_statistics_rx rx_stats;
807 	};
808 
809 	struct {
810 		u64 rx_time;
811 		u64 tx_time;
812 		u64 on_time_rf;
813 		u64 on_time_scan;
814 	} radio_stats, accu_radio_stats;
815 
816 	struct list_head add_stream_txqs;
817 	union {
818 		struct iwl_mvm_dqa_txq_info queue_info[IWL_MAX_HW_QUEUES];
819 		struct iwl_mvm_tvqm_txq_info tvqm_info[IWL_MAX_TVQM_QUEUES];
820 	};
821 	struct work_struct add_stream_wk; /* To add streams to queues */
822 
823 	const char *nvm_file_name;
824 	struct iwl_nvm_data *nvm_data;
825 	/* NVM sections */
826 	struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
827 
828 	struct iwl_fw_runtime fwrt;
829 
830 	/* EEPROM MAC addresses */
831 	struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
832 
833 	/* data related to data path */
834 	struct iwl_rx_phy_info last_phy_info;
835 	struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT_MAX];
836 	u8 rx_ba_sessions;
837 
838 	/* configured by mac80211 */
839 	u32 rts_threshold;
840 
841 	/* Scan status, cmd (pre-allocated) and auxiliary station */
842 	unsigned int scan_status;
843 	void *scan_cmd;
844 	struct iwl_mcast_filter_cmd *mcast_filter_cmd;
845 	/* For CDB this is low band scan type, for non-CDB - type. */
846 	enum iwl_mvm_scan_type scan_type;
847 	enum iwl_mvm_scan_type hb_scan_type;
848 
849 	enum iwl_mvm_sched_scan_pass_all_states sched_scan_pass_all;
850 	struct delayed_work scan_timeout_dwork;
851 
852 	/* max number of simultaneous scans the FW supports */
853 	unsigned int max_scans;
854 
855 	/* UMAC scan tracking */
856 	u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS];
857 
858 	/* start time of last scan in TSF of the mac that requested the scan */
859 	u64 scan_start;
860 
861 	/* the vif that requested the current scan */
862 	struct iwl_mvm_vif *scan_vif;
863 
864 	/* rx chain antennas set through debugfs for the scan command */
865 	u8 scan_rx_ant;
866 
867 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
868 	/* broadcast filters to configure for each associated station */
869 	const struct iwl_fw_bcast_filter *bcast_filters;
870 #ifdef CONFIG_IWLWIFI_DEBUGFS
871 	struct {
872 		bool override;
873 		struct iwl_bcast_filter_cmd cmd;
874 	} dbgfs_bcast_filtering;
875 #endif
876 #endif
877 
878 	/* Internal station */
879 	struct iwl_mvm_int_sta aux_sta;
880 	struct iwl_mvm_int_sta snif_sta;
881 
882 	bool last_ebs_successful;
883 
884 	u8 scan_last_antenna_idx; /* to toggle TX between antennas */
885 	u8 mgmt_last_antenna_idx;
886 
887 	/* last smart fifo state that was successfully sent to firmware */
888 	enum iwl_sf_state sf_state;
889 
890 #ifdef CONFIG_IWLWIFI_DEBUGFS
891 	struct dentry *debugfs_dir;
892 	u32 dbgfs_sram_offset, dbgfs_sram_len;
893 	u32 dbgfs_prph_reg_addr;
894 	bool disable_power_off;
895 	bool disable_power_off_d3;
896 	bool beacon_inject_active;
897 
898 	bool scan_iter_notif_enabled;
899 
900 	struct debugfs_blob_wrapper nvm_hw_blob;
901 	struct debugfs_blob_wrapper nvm_sw_blob;
902 	struct debugfs_blob_wrapper nvm_calib_blob;
903 	struct debugfs_blob_wrapper nvm_prod_blob;
904 	struct debugfs_blob_wrapper nvm_phy_sku_blob;
905 	struct debugfs_blob_wrapper nvm_reg_blob;
906 
907 	struct iwl_mvm_frame_stats drv_rx_stats;
908 	spinlock_t drv_stats_lock;
909 	u16 dbgfs_rx_phyinfo;
910 #endif
911 
912 	struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
913 
914 	struct list_head time_event_list;
915 	spinlock_t time_event_lock;
916 
917 	/*
918 	 * A bitmap indicating the index of the key in use. The firmware
919 	 * can hold 16 keys at most. Reflect this fact.
920 	 */
921 	unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
922 	u8 fw_key_deleted[STA_KEY_MAX_NUM];
923 
924 	u8 vif_count;
925 	struct ieee80211_vif __rcu *vif_id_to_mac[NUM_MAC_INDEX_DRIVER];
926 
927 	/* -1 for always, 0 for never, >0 for that many times */
928 	s8 fw_restart;
929 	u8 *error_recovery_buf;
930 
931 #ifdef CONFIG_IWLWIFI_LEDS
932 	struct led_classdev led;
933 #endif
934 
935 	struct ieee80211_vif *p2p_device_vif;
936 
937 #ifdef CONFIG_PM
938 	struct wiphy_wowlan_support wowlan;
939 	int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
940 
941 	/* sched scan settings for net detect */
942 	struct ieee80211_scan_ies nd_ies;
943 	struct cfg80211_match_set *nd_match_sets;
944 	int n_nd_match_sets;
945 	struct ieee80211_channel **nd_channels;
946 	int n_nd_channels;
947 	bool net_detect;
948 	u8 offload_tid;
949 #ifdef CONFIG_IWLWIFI_DEBUGFS
950 	bool d3_wake_sysassert;
951 	bool d3_test_active;
952 	u32 d3_test_pme_ptr;
953 	struct ieee80211_vif *keep_vif;
954 	u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */
955 #endif
956 #endif
957 
958 	wait_queue_head_t rx_sync_waitq;
959 
960 	/* BT-Coex */
961 	struct iwl_bt_coex_profile_notif last_bt_notif;
962 	struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
963 
964 	u8 bt_tx_prio;
965 	enum iwl_bt_force_ant_mode bt_force_ant_mode;
966 
967 	/* Aux ROC */
968 	struct list_head aux_roc_te_list;
969 
970 	/* Thermal Throttling and CTkill */
971 	struct iwl_mvm_tt_mgmt thermal_throttle;
972 #ifdef CONFIG_THERMAL
973 	struct iwl_mvm_thermal_device tz_device;
974 	struct iwl_mvm_cooling_device cooling_dev;
975 #endif
976 
977 	s32 temperature;	/* Celsius */
978 	/*
979 	 * Debug option to set the NIC temperature. This option makes the
980 	 * driver think this is the actual NIC temperature, and ignore the
981 	 * real temperature that is received from the fw
982 	 */
983 	bool temperature_test;  /* Debug test temperature is enabled */
984 
985 	unsigned long bt_coex_last_tcm_ts;
986 	struct iwl_mvm_tcm tcm;
987 
988 	u8 uapsd_noagg_bssid_write_idx;
989 	struct mac_address uapsd_noagg_bssids[IWL_MVM_UAPSD_NOAGG_BSSIDS_NUM]
990 		__aligned(2);
991 
992 	struct iwl_time_quota_cmd last_quota_cmd;
993 
994 #ifdef CONFIG_NL80211_TESTMODE
995 	u32 noa_duration;
996 	struct ieee80211_vif *noa_vif;
997 #endif
998 
999 	/* Tx queues */
1000 	u16 aux_queue;
1001 	u16 snif_queue;
1002 	u16 probe_queue;
1003 	u16 p2p_dev_queue;
1004 
1005 	/* Indicate if device power save is allowed */
1006 	u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
1007 	/* Indicate if 32Khz external clock is valid */
1008 	u32 ext_clock_valid;
1009 
1010 	struct ieee80211_vif __rcu *csa_vif;
1011 	struct ieee80211_vif __rcu *csa_tx_blocked_vif;
1012 	u8 csa_tx_block_bcn_timeout;
1013 
1014 	/* system time of last beacon (for AP/GO interface) */
1015 	u32 ap_last_beacon_gp2;
1016 
1017 	/* indicates that we transmitted the last beacon */
1018 	bool ibss_manager;
1019 
1020 	bool lar_regdom_set;
1021 	enum iwl_mcc_source mcc_src;
1022 
1023 	/* TDLS channel switch data */
1024 	struct {
1025 		struct delayed_work dwork;
1026 		enum iwl_mvm_tdls_cs_state state;
1027 
1028 		/*
1029 		 * Current cs sta - might be different from periodic cs peer
1030 		 * station. Value is meaningless when the cs-state is idle.
1031 		 */
1032 		u8 cur_sta_id;
1033 
1034 		/* TDLS periodic channel-switch peer */
1035 		struct {
1036 			u8 sta_id;
1037 			u8 op_class;
1038 			bool initiator; /* are we the link initiator */
1039 			struct cfg80211_chan_def chandef;
1040 			struct sk_buff *skb; /* ch sw template */
1041 			u32 ch_sw_tm_ie;
1042 
1043 			/* timestamp of last ch-sw request sent (GP2 time) */
1044 			u32 sent_timestamp;
1045 		} peer;
1046 	} tdls_cs;
1047 
1048 
1049 	u32 ciphers[IWL_MVM_NUM_CIPHERS];
1050 	struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS];
1051 
1052 	struct cfg80211_ftm_responder_stats ftm_resp_stats;
1053 	struct {
1054 		struct cfg80211_pmsr_request *req;
1055 		struct wireless_dev *req_wdev;
1056 		struct list_head loc_list;
1057 		int responses[IWL_MVM_TOF_MAX_APS];
1058 		struct {
1059 			struct list_head resp;
1060 		} smooth;
1061 		struct list_head pasn_list;
1062 	} ftm_initiator;
1063 
1064 	struct list_head resp_pasn_list;
1065 
1066 	struct {
1067 		u8 d0i3_resp;
1068 		u8 range_resp;
1069 	} cmd_ver;
1070 
1071 	struct ieee80211_vif *nan_vif;
1072 #define IWL_MAX_BAID	32
1073 	struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID];
1074 
1075 	/*
1076 	 * Drop beacons from other APs in AP mode when there are no connected
1077 	 * clients.
1078 	 */
1079 	bool drop_bcn_ap_mode;
1080 
1081 	struct delayed_work cs_tx_unblock_dwork;
1082 
1083 	/* does a monitor vif exist (only one can exist hence bool) */
1084 	bool monitor_on;
1085 
1086 	/* sniffer data to include in radiotap */
1087 	__le16 cur_aid;
1088 	u8 cur_bssid[ETH_ALEN];
1089 };
1090 
1091 /* Extract MVM priv from op_mode and _hw */
1092 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode)		\
1093 	((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
1094 
1095 #define IWL_MAC80211_GET_MVM(_hw)			\
1096 	IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
1097 
1098 /**
1099  * enum iwl_mvm_status - MVM status bits
1100  * @IWL_MVM_STATUS_HW_RFKILL: HW RF-kill is asserted
1101  * @IWL_MVM_STATUS_HW_CTKILL: CT-kill is active
1102  * @IWL_MVM_STATUS_ROC_RUNNING: remain-on-channel is running
1103  * @IWL_MVM_STATUS_HW_RESTART_REQUESTED: HW restart was requested
1104  * @IWL_MVM_STATUS_IN_HW_RESTART: HW restart is active
1105  * @IWL_MVM_STATUS_ROC_AUX_RUNNING: AUX remain-on-channel is running
1106  * @IWL_MVM_STATUS_FIRMWARE_RUNNING: firmware is running
1107  * @IWL_MVM_STATUS_NEED_FLUSH_P2P: need to flush P2P bcast STA
1108  * @IWL_MVM_STATUS_IN_D3: in D3 (or at least about to go into it)
1109  */
1110 enum iwl_mvm_status {
1111 	IWL_MVM_STATUS_HW_RFKILL,
1112 	IWL_MVM_STATUS_HW_CTKILL,
1113 	IWL_MVM_STATUS_ROC_RUNNING,
1114 	IWL_MVM_STATUS_HW_RESTART_REQUESTED,
1115 	IWL_MVM_STATUS_IN_HW_RESTART,
1116 	IWL_MVM_STATUS_ROC_AUX_RUNNING,
1117 	IWL_MVM_STATUS_FIRMWARE_RUNNING,
1118 	IWL_MVM_STATUS_NEED_FLUSH_P2P,
1119 	IWL_MVM_STATUS_IN_D3,
1120 };
1121 
1122 /* Keep track of completed init configuration */
1123 enum iwl_mvm_init_status {
1124 	IWL_MVM_INIT_STATUS_THERMAL_INIT_COMPLETE = BIT(0),
1125 	IWL_MVM_INIT_STATUS_LEDS_INIT_COMPLETE = BIT(1),
1126 };
1127 
1128 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
1129 {
1130 	return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
1131 	       test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
1132 }
1133 
1134 static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm)
1135 {
1136 	return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status);
1137 }
1138 
1139 static inline bool iwl_mvm_firmware_running(struct iwl_mvm *mvm)
1140 {
1141 	return test_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
1142 }
1143 
1144 /* Must be called with rcu_read_lock() held and it can only be
1145  * released when mvmsta is not needed anymore.
1146  */
1147 static inline struct iwl_mvm_sta *
1148 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id)
1149 {
1150 	struct ieee80211_sta *sta;
1151 
1152 	if (sta_id >= mvm->fw->ucode_capa.num_stations)
1153 		return NULL;
1154 
1155 	sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
1156 
1157 	/* This can happen if the station has been removed right now */
1158 	if (IS_ERR_OR_NULL(sta))
1159 		return NULL;
1160 
1161 	return iwl_mvm_sta_from_mac80211(sta);
1162 }
1163 
1164 static inline struct iwl_mvm_sta *
1165 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
1166 {
1167 	struct ieee80211_sta *sta;
1168 
1169 	if (sta_id >= mvm->fw->ucode_capa.num_stations)
1170 		return NULL;
1171 
1172 	sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
1173 					lockdep_is_held(&mvm->mutex));
1174 
1175 	/* This can happen if the station has been removed right now */
1176 	if (IS_ERR_OR_NULL(sta))
1177 		return NULL;
1178 
1179 	return iwl_mvm_sta_from_mac80211(sta);
1180 }
1181 
1182 static inline struct ieee80211_vif *
1183 iwl_mvm_rcu_dereference_vif_id(struct iwl_mvm *mvm, u8 vif_id, bool rcu)
1184 {
1185 	if (WARN_ON(vif_id >= ARRAY_SIZE(mvm->vif_id_to_mac)))
1186 		return NULL;
1187 
1188 	if (rcu)
1189 		return rcu_dereference(mvm->vif_id_to_mac[vif_id]);
1190 
1191 	return rcu_dereference_protected(mvm->vif_id_to_mac[vif_id],
1192 					 lockdep_is_held(&mvm->mutex));
1193 }
1194 
1195 static inline bool iwl_mvm_is_adaptive_dwell_supported(struct iwl_mvm *mvm)
1196 {
1197 	return fw_has_api(&mvm->fw->ucode_capa,
1198 			  IWL_UCODE_TLV_API_ADAPTIVE_DWELL);
1199 }
1200 
1201 static inline bool iwl_mvm_is_adaptive_dwell_v2_supported(struct iwl_mvm *mvm)
1202 {
1203 	return fw_has_api(&mvm->fw->ucode_capa,
1204 			  IWL_UCODE_TLV_API_ADAPTIVE_DWELL_V2);
1205 }
1206 
1207 static inline bool iwl_mvm_is_adwell_hb_ap_num_supported(struct iwl_mvm *mvm)
1208 {
1209 	return fw_has_api(&mvm->fw->ucode_capa,
1210 			  IWL_UCODE_TLV_API_ADWELL_HB_DEF_N_AP);
1211 }
1212 
1213 static inline bool iwl_mvm_is_oce_supported(struct iwl_mvm *mvm)
1214 {
1215 	/* OCE should never be enabled for LMAC scan FWs */
1216 	return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_OCE);
1217 }
1218 
1219 static inline bool iwl_mvm_is_frag_ebs_supported(struct iwl_mvm *mvm)
1220 {
1221 	return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_FRAG_EBS);
1222 }
1223 
1224 static inline bool iwl_mvm_is_short_beacon_notif_supported(struct iwl_mvm *mvm)
1225 {
1226 	return fw_has_api(&mvm->fw->ucode_capa,
1227 			  IWL_UCODE_TLV_API_SHORT_BEACON_NOTIF);
1228 }
1229 
1230 static inline bool iwl_mvm_is_dqa_data_queue(struct iwl_mvm *mvm, u8 queue)
1231 {
1232 	return (queue >= IWL_MVM_DQA_MIN_DATA_QUEUE) &&
1233 	       (queue <= IWL_MVM_DQA_MAX_DATA_QUEUE);
1234 }
1235 
1236 static inline bool iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm *mvm, u8 queue)
1237 {
1238 	return (queue >= IWL_MVM_DQA_MIN_MGMT_QUEUE) &&
1239 	       (queue <= IWL_MVM_DQA_MAX_MGMT_QUEUE);
1240 }
1241 
1242 static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm)
1243 {
1244 	bool nvm_lar = mvm->nvm_data->lar_enabled;
1245 	bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa,
1246 				   IWL_UCODE_TLV_CAPA_LAR_SUPPORT);
1247 
1248 	/*
1249 	 * Enable LAR only if it is supported by the FW (TLV) &&
1250 	 * enabled in the NVM
1251 	 */
1252 	if (mvm->cfg->nvm_type == IWL_NVM_EXT)
1253 		return nvm_lar && tlv_lar;
1254 	else
1255 		return tlv_lar;
1256 }
1257 
1258 static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm)
1259 {
1260 	return fw_has_api(&mvm->fw->ucode_capa,
1261 			  IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) ||
1262 	       fw_has_capa(&mvm->fw->ucode_capa,
1263 			   IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC);
1264 }
1265 
1266 static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm)
1267 {
1268 	return fw_has_capa(&mvm->fw->ucode_capa,
1269 			   IWL_UCODE_TLV_CAPA_BT_COEX_RRC) &&
1270 		IWL_MVM_BT_COEX_RRC;
1271 }
1272 
1273 static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm)
1274 {
1275 	return fw_has_capa(&mvm->fw->ucode_capa,
1276 			   IWL_UCODE_TLV_CAPA_CSUM_SUPPORT) &&
1277                !IWL_MVM_HW_CSUM_DISABLE;
1278 }
1279 
1280 static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm)
1281 {
1282 	return fw_has_capa(&mvm->fw->ucode_capa,
1283 			   IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) &&
1284 		IWL_MVM_BT_COEX_MPLUT;
1285 }
1286 
1287 static inline
1288 bool iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm *mvm)
1289 {
1290 	return fw_has_capa(&mvm->fw->ucode_capa,
1291 			   IWL_UCODE_TLV_CAPA_P2P_SCM_UAPSD) &&
1292 		!(iwlwifi_mod_params.uapsd_disable &
1293 		  IWL_DISABLE_UAPSD_P2P_CLIENT);
1294 }
1295 
1296 static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm)
1297 {
1298 	return fw_has_capa(&mvm->fw->ucode_capa,
1299 			   IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT);
1300 }
1301 
1302 static inline bool iwl_mvm_has_new_tx_api(struct iwl_mvm *mvm)
1303 {
1304 	/* TODO - replace with TLV once defined */
1305 	return mvm->trans->trans_cfg->use_tfh;
1306 }
1307 
1308 static inline bool iwl_mvm_has_unified_ucode(struct iwl_mvm *mvm)
1309 {
1310 	/* TODO - better define this */
1311 	return mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_22000;
1312 }
1313 
1314 static inline bool iwl_mvm_is_cdb_supported(struct iwl_mvm *mvm)
1315 {
1316 	/*
1317 	 * TODO:
1318 	 * The issue of how to determine CDB APIs and usage is still not fully
1319 	 * defined.
1320 	 * There is a compilation for CDB and non-CDB FW, but there may
1321 	 * be also runtime check.
1322 	 * For now there is a TLV for checking compilation mode, but a
1323 	 * runtime check will also have to be here - once defined.
1324 	 */
1325 	return fw_has_capa(&mvm->fw->ucode_capa,
1326 			   IWL_UCODE_TLV_CAPA_CDB_SUPPORT);
1327 }
1328 
1329 static inline bool iwl_mvm_cdb_scan_api(struct iwl_mvm *mvm)
1330 {
1331 	/*
1332 	 * TODO: should this be the same as iwl_mvm_is_cdb_supported()?
1333 	 * but then there's a little bit of code in scan that won't make
1334 	 * any sense...
1335 	 */
1336 	return mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_22000;
1337 }
1338 
1339 static inline bool iwl_mvm_is_scan_ext_chan_supported(struct iwl_mvm *mvm)
1340 {
1341 	return fw_has_api(&mvm->fw->ucode_capa,
1342 			  IWL_UCODE_TLV_API_SCAN_EXT_CHAN_VER);
1343 }
1344 
1345 
1346 static inline bool iwl_mvm_is_reduced_config_scan_supported(struct iwl_mvm *mvm)
1347 {
1348 	return fw_has_api(&mvm->fw->ucode_capa,
1349 			  IWL_UCODE_TLV_API_REDUCED_SCAN_CONFIG);
1350 }
1351 
1352 static inline bool iwl_mvm_is_band_in_rx_supported(struct iwl_mvm *mvm)
1353 {
1354 	return fw_has_api(&mvm->fw->ucode_capa,
1355 			   IWL_UCODE_TLV_API_BAND_IN_RX_DATA);
1356 }
1357 
1358 static inline bool iwl_mvm_has_new_rx_stats_api(struct iwl_mvm *mvm)
1359 {
1360 	return fw_has_api(&mvm->fw->ucode_capa,
1361 			  IWL_UCODE_TLV_API_NEW_RX_STATS);
1362 }
1363 
1364 static inline bool iwl_mvm_has_quota_low_latency(struct iwl_mvm *mvm)
1365 {
1366 	return fw_has_api(&mvm->fw->ucode_capa,
1367 			  IWL_UCODE_TLV_API_QUOTA_LOW_LATENCY);
1368 }
1369 
1370 static inline bool iwl_mvm_has_tlc_offload(const struct iwl_mvm *mvm)
1371 {
1372 	return fw_has_capa(&mvm->fw->ucode_capa,
1373 			   IWL_UCODE_TLV_CAPA_TLC_OFFLOAD);
1374 }
1375 
1376 static inline struct agg_tx_status *
1377 iwl_mvm_get_agg_status(struct iwl_mvm *mvm, void *tx_resp)
1378 {
1379 	if (iwl_mvm_has_new_tx_api(mvm))
1380 		return &((struct iwl_mvm_tx_resp *)tx_resp)->status;
1381 	else
1382 		return ((struct iwl_mvm_tx_resp_v3 *)tx_resp)->status;
1383 }
1384 
1385 static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm)
1386 {
1387 	/* these two TLV are redundant since the responsibility to CT-kill by
1388 	 * FW happens only after we send at least one command of
1389 	 * temperature THs report.
1390 	 */
1391 	return fw_has_capa(&mvm->fw->ucode_capa,
1392 			   IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) &&
1393 	       fw_has_capa(&mvm->fw->ucode_capa,
1394 			   IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT);
1395 }
1396 
1397 static inline bool iwl_mvm_is_ctdp_supported(struct iwl_mvm *mvm)
1398 {
1399 	return fw_has_capa(&mvm->fw->ucode_capa,
1400 			   IWL_UCODE_TLV_CAPA_CTDP_SUPPORT);
1401 }
1402 
1403 extern const u8 iwl_mvm_ac_to_tx_fifo[];
1404 extern const u8 iwl_mvm_ac_to_gen2_tx_fifo[];
1405 
1406 static inline u8 iwl_mvm_mac_ac_to_tx_fifo(struct iwl_mvm *mvm,
1407 					   enum ieee80211_ac_numbers ac)
1408 {
1409 	return iwl_mvm_has_new_tx_api(mvm) ?
1410 		iwl_mvm_ac_to_gen2_tx_fifo[ac] : iwl_mvm_ac_to_tx_fifo[ac];
1411 }
1412 
1413 struct iwl_rate_info {
1414 	u8 plcp;	/* uCode API:  IWL_RATE_6M_PLCP, etc. */
1415 	u8 plcp_siso;	/* uCode API:  IWL_RATE_SISO_6M_PLCP, etc. */
1416 	u8 plcp_mimo2;	/* uCode API:  IWL_RATE_MIMO2_6M_PLCP, etc. */
1417 	u8 plcp_mimo3;  /* uCode API:  IWL_RATE_MIMO3_6M_PLCP, etc. */
1418 	u8 ieee;	/* MAC header:  IWL_RATE_6M_IEEE, etc. */
1419 };
1420 
1421 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm);
1422 int __iwl_mvm_mac_start(struct iwl_mvm *mvm);
1423 
1424 /******************
1425  * MVM Methods
1426  ******************/
1427 /* uCode */
1428 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm);
1429 
1430 /* Utils */
1431 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
1432 					enum nl80211_band band);
1433 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
1434 			       enum nl80211_band band,
1435 			       struct ieee80211_tx_rate *r);
1436 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
1437 u8 iwl_mvm_mac80211_ac_to_ucode_ac(enum ieee80211_ac_numbers ac);
1438 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
1439 u8 first_antenna(u8 mask);
1440 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
1441 void iwl_mvm_get_sync_time(struct iwl_mvm *mvm, u32 *gp2, u64 *boottime);
1442 u32 iwl_mvm_get_systime(struct iwl_mvm *mvm);
1443 
1444 /* Tx / Host Commands */
1445 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
1446 				  struct iwl_host_cmd *cmd);
1447 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id,
1448 				      u32 flags, u16 len, const void *data);
1449 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
1450 					 struct iwl_host_cmd *cmd,
1451 					 u32 *status);
1452 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id,
1453 					     u16 len, const void *data,
1454 					     u32 *status);
1455 int iwl_mvm_tx_skb_sta(struct iwl_mvm *mvm, struct sk_buff *skb,
1456 		       struct ieee80211_sta *sta);
1457 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
1458 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
1459 			struct iwl_tx_cmd *tx_cmd,
1460 			struct ieee80211_tx_info *info, u8 sta_id);
1461 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd,
1462 			    struct ieee80211_tx_info *info,
1463 			    struct ieee80211_sta *sta, __le16 fc);
1464 void iwl_mvm_mac_itxq_xmit(struct ieee80211_hw *hw, struct ieee80211_txq *txq);
1465 unsigned int iwl_mvm_max_amsdu_size(struct iwl_mvm *mvm,
1466 				    struct ieee80211_sta *sta,
1467 				    unsigned int tid);
1468 
1469 #ifdef CONFIG_IWLWIFI_DEBUG
1470 const char *iwl_mvm_get_tx_fail_reason(u32 status);
1471 #else
1472 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
1473 #endif
1474 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, u32 flags);
1475 int iwl_mvm_flush_sta(struct iwl_mvm *mvm, void *sta, bool internal);
1476 int iwl_mvm_flush_sta_tids(struct iwl_mvm *mvm, u32 sta_id,
1477 			   u16 tids, u32 flags);
1478 
1479 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
1480 
1481 static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info,
1482 					   struct iwl_tx_cmd *tx_cmd)
1483 {
1484 	struct ieee80211_key_conf *keyconf = info->control.hw_key;
1485 
1486 	tx_cmd->sec_ctl = TX_CMD_SEC_CCM;
1487 	memcpy(tx_cmd->key, keyconf->key, keyconf->keylen);
1488 }
1489 
1490 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
1491 {
1492 	flush_work(&mvm->async_handlers_wk);
1493 }
1494 
1495 /* Statistics */
1496 void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm,
1497 				  struct iwl_rx_packet *pkt);
1498 void iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
1499 			   struct iwl_rx_cmd_buffer *rxb);
1500 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear);
1501 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm);
1502 
1503 /* NVM */
1504 int iwl_nvm_init(struct iwl_mvm *mvm);
1505 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
1506 
1507 static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm)
1508 {
1509 	return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ?
1510 	       mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant :
1511 	       mvm->fw->valid_tx_ant;
1512 }
1513 
1514 static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm)
1515 {
1516 	return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ?
1517 	       mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant :
1518 	       mvm->fw->valid_rx_ant;
1519 }
1520 
1521 static inline void iwl_mvm_toggle_tx_ant(struct iwl_mvm *mvm, u8 *ant)
1522 {
1523 	*ant = iwl_mvm_next_antenna(mvm, iwl_mvm_get_valid_tx_ant(mvm), *ant);
1524 }
1525 
1526 static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm)
1527 {
1528 	u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN |
1529 			   FW_PHY_CFG_RX_CHAIN);
1530 	u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm);
1531 	u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm);
1532 
1533 	phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS |
1534 		      valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS;
1535 
1536 	return mvm->fw->phy_config & phy_config;
1537 }
1538 
1539 int iwl_mvm_up(struct iwl_mvm *mvm);
1540 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
1541 
1542 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
1543 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
1544 				    struct iwl_bcast_filter_cmd *cmd);
1545 
1546 /*
1547  * FW notifications / CMD responses handlers
1548  * Convention: iwl_mvm_rx_<NAME OF THE CMD>
1549  */
1550 void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1551 void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi,
1552 			struct iwl_rx_cmd_buffer *rxb);
1553 void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi,
1554 			struct iwl_rx_cmd_buffer *rxb, int queue);
1555 void iwl_mvm_rx_monitor_no_data(struct iwl_mvm *mvm, struct napi_struct *napi,
1556 				struct iwl_rx_cmd_buffer *rxb, int queue);
1557 void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi,
1558 			      struct iwl_rx_cmd_buffer *rxb, int queue);
1559 void iwl_mvm_rx_bar_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi,
1560 				  struct iwl_rx_cmd_buffer *rxb, int queue);
1561 int iwl_mvm_notify_rx_queue(struct iwl_mvm *mvm, u32 rxq_mask,
1562 			    const struct iwl_mvm_internal_rxq_notif *notif,
1563 			    u32 notif_size, bool async);
1564 void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct napi_struct *napi,
1565 			    struct iwl_rx_cmd_buffer *rxb, int queue);
1566 void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1567 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm,
1568 				   struct iwl_rx_cmd_buffer *rxb);
1569 void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags);
1570 void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1571 void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
1572 				   struct iwl_rx_cmd_buffer *rxb);
1573 void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1574 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
1575 				 struct iwl_rx_cmd_buffer *rxb);
1576 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
1577 			     struct iwl_rx_cmd_buffer *rxb);
1578 void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm,
1579 				     struct iwl_rx_cmd_buffer *rxb);
1580 
1581 /* MVM PHY */
1582 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1583 			 struct cfg80211_chan_def *chandef,
1584 			 u8 chains_static, u8 chains_dynamic);
1585 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1586 			     struct cfg80211_chan_def *chandef,
1587 			     u8 chains_static, u8 chains_dynamic);
1588 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
1589 			  struct iwl_mvm_phy_ctxt *ctxt);
1590 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
1591 			    struct iwl_mvm_phy_ctxt *ctxt);
1592 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm);
1593 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef);
1594 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef);
1595 
1596 /* MAC (virtual interface) programming */
1597 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1598 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1599 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1600 			     bool force_assoc_off, const u8 *bssid_override);
1601 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1602 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
1603 				    struct ieee80211_vif *vif);
1604 int iwl_mvm_mac_ctxt_send_beacon(struct iwl_mvm *mvm,
1605 				 struct ieee80211_vif *vif,
1606 				 struct sk_buff *beacon);
1607 int iwl_mvm_mac_ctxt_send_beacon_cmd(struct iwl_mvm *mvm,
1608 				     struct sk_buff *beacon,
1609 				     void *data, int len);
1610 u8 iwl_mvm_mac_ctxt_get_lowest_rate(struct ieee80211_tx_info *info,
1611 				    struct ieee80211_vif *vif);
1612 void iwl_mvm_mac_ctxt_set_tim(struct iwl_mvm *mvm,
1613 			      __le32 *tim_index, __le32 *tim_size,
1614 			      u8 *beacon, u32 frame_size);
1615 void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
1616 			     struct iwl_rx_cmd_buffer *rxb);
1617 void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
1618 				     struct iwl_rx_cmd_buffer *rxb);
1619 void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm,
1620 				    struct iwl_rx_cmd_buffer *rxb);
1621 void iwl_mvm_mu_mimo_grp_notif(struct iwl_mvm *mvm,
1622 			       struct iwl_rx_cmd_buffer *rxb);
1623 void iwl_mvm_sta_pm_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1624 void iwl_mvm_window_status_notif(struct iwl_mvm *mvm,
1625 				 struct iwl_rx_cmd_buffer *rxb);
1626 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
1627 				    struct ieee80211_vif *vif);
1628 void iwl_mvm_probe_resp_data_notif(struct iwl_mvm *mvm,
1629 				   struct iwl_rx_cmd_buffer *rxb);
1630 void iwl_mvm_rx_missed_vap_notif(struct iwl_mvm *mvm,
1631 				 struct iwl_rx_cmd_buffer *rxb);
1632 void iwl_mvm_channel_switch_noa_notif(struct iwl_mvm *mvm,
1633 				      struct iwl_rx_cmd_buffer *rxb);
1634 /* Bindings */
1635 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1636 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1637 
1638 /* Quota management */
1639 static inline size_t iwl_mvm_quota_cmd_size(struct iwl_mvm *mvm)
1640 {
1641 	return iwl_mvm_has_quota_low_latency(mvm) ?
1642 		sizeof(struct iwl_time_quota_cmd) :
1643 		sizeof(struct iwl_time_quota_cmd_v1);
1644 }
1645 
1646 static inline struct iwl_time_quota_data
1647 *iwl_mvm_quota_cmd_get_quota(struct iwl_mvm *mvm,
1648 			     struct iwl_time_quota_cmd *cmd,
1649 			     int i)
1650 {
1651 	struct iwl_time_quota_data_v1 *quotas;
1652 
1653 	if (iwl_mvm_has_quota_low_latency(mvm))
1654 		return &cmd->quotas[i];
1655 
1656 	quotas = (struct iwl_time_quota_data_v1 *)cmd->quotas;
1657 	return (struct iwl_time_quota_data *)&quotas[i];
1658 }
1659 
1660 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload,
1661 			  struct ieee80211_vif *disabled_vif);
1662 
1663 /* Scanning */
1664 int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1665 			   struct cfg80211_scan_request *req,
1666 			   struct ieee80211_scan_ies *ies);
1667 int iwl_mvm_scan_size(struct iwl_mvm *mvm);
1668 int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify);
1669 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm);
1670 void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm);
1671 void iwl_mvm_scan_timeout_wk(struct work_struct *work);
1672 
1673 /* Scheduled scan */
1674 void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm,
1675 					 struct iwl_rx_cmd_buffer *rxb);
1676 void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1677 					      struct iwl_rx_cmd_buffer *rxb);
1678 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
1679 			     struct ieee80211_vif *vif,
1680 			     struct cfg80211_sched_scan_request *req,
1681 			     struct ieee80211_scan_ies *ies,
1682 			     int type);
1683 void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm,
1684 				 struct iwl_rx_cmd_buffer *rxb);
1685 
1686 /* UMAC scan */
1687 int iwl_mvm_config_scan(struct iwl_mvm *mvm);
1688 void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm,
1689 					 struct iwl_rx_cmd_buffer *rxb);
1690 void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1691 					      struct iwl_rx_cmd_buffer *rxb);
1692 
1693 /* MVM debugfs */
1694 #ifdef CONFIG_IWLWIFI_DEBUGFS
1695 void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
1696 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1697 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1698 #else
1699 static inline void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
1700 					  struct dentry *dbgfs_dir)
1701 {
1702 }
1703 static inline void
1704 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1705 {
1706 }
1707 static inline void
1708 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1709 {
1710 }
1711 #endif /* CONFIG_IWLWIFI_DEBUGFS */
1712 
1713 /* rate scaling */
1714 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq);
1715 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg);
1716 int rs_pretty_print_rate(char *buf, int bufsz, const u32 rate);
1717 void rs_update_last_rssi(struct iwl_mvm *mvm,
1718 			 struct iwl_mvm_sta *mvmsta,
1719 			 struct ieee80211_rx_status *rx_status);
1720 
1721 /* power management */
1722 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
1723 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
1724 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm);
1725 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1726 				 char *buf, int bufsz);
1727 
1728 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1729 void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
1730 					      struct iwl_rx_cmd_buffer *rxb);
1731 
1732 #ifdef CONFIG_IWLWIFI_LEDS
1733 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
1734 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
1735 void iwl_mvm_leds_sync(struct iwl_mvm *mvm);
1736 #else
1737 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
1738 {
1739 	return 0;
1740 }
1741 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
1742 {
1743 }
1744 static inline void iwl_mvm_leds_sync(struct iwl_mvm *mvm)
1745 {
1746 }
1747 #endif
1748 
1749 /* D3 (WoWLAN, NetDetect) */
1750 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
1751 int iwl_mvm_resume(struct ieee80211_hw *hw);
1752 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
1753 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
1754 			    struct ieee80211_vif *vif,
1755 			    struct cfg80211_gtk_rekey_data *data);
1756 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
1757 			      struct ieee80211_vif *vif,
1758 			      struct inet6_dev *idev);
1759 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
1760 				     struct ieee80211_vif *vif, int idx);
1761 extern const struct file_operations iwl_dbgfs_d3_test_ops;
1762 struct iwl_wowlan_status *iwl_mvm_send_wowlan_get_status(struct iwl_mvm *mvm);
1763 #ifdef CONFIG_PM
1764 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
1765 				 struct ieee80211_vif *vif);
1766 #else
1767 static inline void
1768 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1769 {
1770 }
1771 #endif
1772 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
1773 				struct iwl_wowlan_config_cmd *cmd);
1774 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
1775 			       struct ieee80211_vif *vif,
1776 			       bool disable_offloading,
1777 			       bool offload_ns,
1778 			       u32 cmd_flags);
1779 
1780 /* BT Coex */
1781 int iwl_mvm_send_bt_init_conf(struct iwl_mvm *mvm);
1782 void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
1783 			      struct iwl_rx_cmd_buffer *rxb);
1784 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1785 			   enum ieee80211_rssi_event_data);
1786 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
1787 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
1788 				struct ieee80211_sta *sta);
1789 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
1790 				     struct ieee80211_sta *sta);
1791 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant);
1792 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
1793 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
1794 				    enum nl80211_band band);
1795 u8 iwl_mvm_bt_coex_get_single_ant_msk(struct iwl_mvm *mvm, u8 enabled_ants);
1796 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
1797 			   struct ieee80211_tx_info *info, u8 ac);
1798 
1799 /* beacon filtering */
1800 #ifdef CONFIG_IWLWIFI_DEBUGFS
1801 void
1802 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1803 					 struct iwl_beacon_filter_cmd *cmd);
1804 #else
1805 static inline void
1806 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1807 					 struct iwl_beacon_filter_cmd *cmd)
1808 {}
1809 #endif
1810 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
1811 				 struct ieee80211_vif *vif,
1812 				 u32 flags);
1813 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
1814 				  struct ieee80211_vif *vif,
1815 				  u32 flags);
1816 /* SMPS */
1817 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1818 				enum iwl_mvm_smps_type_request req_type,
1819 				enum ieee80211_smps_mode smps_request);
1820 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
1821 
1822 /* Low latency */
1823 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1824 			      bool low_latency,
1825 			      enum iwl_mvm_low_latency_cause cause);
1826 /* get SystemLowLatencyMode - only needed for beacon threshold? */
1827 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1828 bool iwl_mvm_low_latency_band(struct iwl_mvm *mvm, enum nl80211_band band);
1829 void iwl_mvm_send_low_latency_cmd(struct iwl_mvm *mvm, bool low_latency,
1830 				  u16 mac_id);
1831 
1832 /* get VMACLowLatencyMode */
1833 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1834 {
1835 	/*
1836 	 * should this consider associated/active/... state?
1837 	 *
1838 	 * Normally low-latency should only be active on interfaces
1839 	 * that are active, but at least with debugfs it can also be
1840 	 * enabled on interfaces that aren't active. However, when
1841 	 * interface aren't active then they aren't added into the
1842 	 * binding, so this has no real impact. For now, just return
1843 	 * the current desired low-latency state.
1844 	 */
1845 	return mvmvif->low_latency_actual;
1846 }
1847 
1848 static inline
1849 void iwl_mvm_vif_set_low_latency(struct iwl_mvm_vif *mvmvif, bool set,
1850 				 enum iwl_mvm_low_latency_cause cause)
1851 {
1852 	u8 new_state;
1853 
1854 	if (set)
1855 		mvmvif->low_latency |= cause;
1856 	else
1857 		mvmvif->low_latency &= ~cause;
1858 
1859 	/*
1860 	 * if LOW_LATENCY_DEBUGFS_FORCE_ENABLE is enabled no changes are
1861 	 * allowed to actual mode.
1862 	 */
1863 	if (mvmvif->low_latency & LOW_LATENCY_DEBUGFS_FORCE_ENABLE &&
1864 	    cause != LOW_LATENCY_DEBUGFS_FORCE_ENABLE)
1865 		return;
1866 
1867 	if (cause == LOW_LATENCY_DEBUGFS_FORCE_ENABLE && set)
1868 		/*
1869 		 * We enter force state
1870 		 */
1871 		new_state = !!(mvmvif->low_latency &
1872 			       LOW_LATENCY_DEBUGFS_FORCE);
1873 	else
1874 		/*
1875 		 * Check if any other one set low latency
1876 		 */
1877 		new_state = !!(mvmvif->low_latency &
1878 				  ~(LOW_LATENCY_DEBUGFS_FORCE_ENABLE |
1879 				    LOW_LATENCY_DEBUGFS_FORCE));
1880 
1881 	mvmvif->low_latency_actual = new_state;
1882 }
1883 
1884 /* Return a bitmask with all the hw supported queues, except for the
1885  * command queue, which can't be flushed.
1886  */
1887 static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm)
1888 {
1889 	return ((BIT(mvm->trans->trans_cfg->base_params->num_of_queues) - 1) &
1890 		~BIT(IWL_MVM_DQA_CMD_QUEUE));
1891 }
1892 
1893 void iwl_mvm_stop_device(struct iwl_mvm *mvm);
1894 
1895 /* Re-configure the SCD for a queue that has already been configured */
1896 int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id,
1897 			 int tid, int frame_limit, u16 ssn);
1898 
1899 /* Thermal management and CT-kill */
1900 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
1901 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp);
1902 void iwl_mvm_temp_notif(struct iwl_mvm *mvm,
1903 			struct iwl_rx_cmd_buffer *rxb);
1904 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
1905 void iwl_mvm_thermal_initialize(struct iwl_mvm *mvm, u32 min_backoff);
1906 void iwl_mvm_thermal_exit(struct iwl_mvm *mvm);
1907 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
1908 int iwl_mvm_get_temp(struct iwl_mvm *mvm, s32 *temp);
1909 void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1910 void iwl_mvm_enter_ctkill(struct iwl_mvm *mvm);
1911 int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm *mvm);
1912 int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 budget);
1913 
1914 /* Location Aware Regulatory */
1915 struct iwl_mcc_update_resp *
1916 iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2,
1917 		   enum iwl_mcc_source src_id);
1918 int iwl_mvm_init_mcc(struct iwl_mvm *mvm);
1919 void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm,
1920 				struct iwl_rx_cmd_buffer *rxb);
1921 struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy,
1922 						  const char *alpha2,
1923 						  enum iwl_mcc_source src_id,
1924 						  bool *changed);
1925 struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm,
1926 							  bool *changed);
1927 int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm);
1928 void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm);
1929 
1930 /* smart fifo */
1931 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1932 		      bool added_vif);
1933 
1934 /* FTM responder */
1935 int iwl_mvm_ftm_start_responder(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1936 void iwl_mvm_ftm_restart_responder(struct iwl_mvm *mvm,
1937 				   struct ieee80211_vif *vif);
1938 void iwl_mvm_ftm_responder_stats(struct iwl_mvm *mvm,
1939 				 struct iwl_rx_cmd_buffer *rxb);
1940 int iwl_mvm_ftm_resp_remove_pasn_sta(struct iwl_mvm *mvm,
1941 				     struct ieee80211_vif *vif, u8 *addr);
1942 int iwl_mvm_ftm_respoder_add_pasn_sta(struct iwl_mvm *mvm,
1943 				      struct ieee80211_vif *vif,
1944 				      u8 *addr, u32 cipher, u8 *tk, u32 tk_len,
1945 				      u8 *hltk, u32 hltk_len);
1946 void iwl_mvm_ftm_responder_clear(struct iwl_mvm *mvm,
1947 				 struct ieee80211_vif *vif);
1948 
1949 /* FTM initiator */
1950 void iwl_mvm_ftm_restart(struct iwl_mvm *mvm);
1951 void iwl_mvm_ftm_range_resp(struct iwl_mvm *mvm,
1952 			    struct iwl_rx_cmd_buffer *rxb);
1953 void iwl_mvm_ftm_lc_notif(struct iwl_mvm *mvm,
1954 			  struct iwl_rx_cmd_buffer *rxb);
1955 int iwl_mvm_ftm_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1956 		      struct cfg80211_pmsr_request *request);
1957 void iwl_mvm_ftm_abort(struct iwl_mvm *mvm, struct cfg80211_pmsr_request *req);
1958 void iwl_mvm_ftm_initiator_smooth_config(struct iwl_mvm *mvm);
1959 void iwl_mvm_ftm_initiator_smooth_stop(struct iwl_mvm *mvm);
1960 int iwl_mvm_ftm_add_pasn_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1961 			     u8 *addr, u32 cipher, u8 *tk, u32 tk_len,
1962 			     u8 *hltk, u32 hltk_len);
1963 void iwl_mvm_ftm_remove_pasn_sta(struct iwl_mvm *mvm, u8 *addr);
1964 
1965 /* TDLS */
1966 
1967 /*
1968  * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present.
1969  * This TID is marked as used vs the AP and all connected TDLS peers.
1970  */
1971 #define IWL_MVM_TDLS_FW_TID 4
1972 
1973 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1974 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm);
1975 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1976 			       bool sta_added);
1977 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
1978 					   struct ieee80211_vif *vif);
1979 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw,
1980 				struct ieee80211_vif *vif,
1981 				struct ieee80211_sta *sta, u8 oper_class,
1982 				struct cfg80211_chan_def *chandef,
1983 				struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie);
1984 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw,
1985 				      struct ieee80211_vif *vif,
1986 				      struct ieee80211_tdls_ch_sw_params *params);
1987 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw,
1988 					struct ieee80211_vif *vif,
1989 					struct ieee80211_sta *sta);
1990 void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1991 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work);
1992 
1993 void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm,
1994 				     struct iwl_mvm_internal_rxq_notif *notif,
1995 				     u32 size);
1996 void iwl_mvm_reorder_timer_expired(struct timer_list *t);
1997 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm);
1998 bool iwl_mvm_is_vif_assoc(struct iwl_mvm *mvm);
1999 
2000 #define MVM_TCM_PERIOD_MSEC 500
2001 #define MVM_TCM_PERIOD (HZ * MVM_TCM_PERIOD_MSEC / 1000)
2002 #define MVM_LL_PERIOD (10 * HZ)
2003 void iwl_mvm_tcm_work(struct work_struct *work);
2004 void iwl_mvm_recalc_tcm(struct iwl_mvm *mvm);
2005 void iwl_mvm_pause_tcm(struct iwl_mvm *mvm, bool with_cancel);
2006 void iwl_mvm_resume_tcm(struct iwl_mvm *mvm);
2007 void iwl_mvm_tcm_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2008 void iwl_mvm_tcm_rm_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2009 u8 iwl_mvm_tcm_load_percentage(u32 airtime, u32 elapsed);
2010 
2011 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
2012 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm,
2013 				    struct ieee80211_vif *vif,
2014 				    bool tdls, bool cmd_q);
2015 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2016 			     const char *errmsg);
2017 void iwl_mvm_event_frame_timeout_callback(struct iwl_mvm *mvm,
2018 					  struct ieee80211_vif *vif,
2019 					  const struct ieee80211_sta *sta,
2020 					  u16 tid);
2021 
2022 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b);
2023 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm);
2024 int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm);
2025 #ifdef CONFIG_IWLWIFI_DEBUGFS
2026 void iwl_mvm_sta_add_debugfs(struct ieee80211_hw *hw,
2027 			     struct ieee80211_vif *vif,
2028 			     struct ieee80211_sta *sta,
2029 			     struct dentry *dir);
2030 #endif
2031 
2032 static inline u8 iwl_mvm_phy_band_from_nl80211(enum nl80211_band band)
2033 {
2034 	switch (band) {
2035 	case NL80211_BAND_2GHZ:
2036 		return PHY_BAND_24;
2037 	case NL80211_BAND_5GHZ:
2038 		return PHY_BAND_5;
2039 	case NL80211_BAND_6GHZ:
2040 		return PHY_BAND_6;
2041 	default:
2042 		WARN_ONCE(1, "Unsupported band (%u)\n", band);
2043 		return PHY_BAND_5;
2044 	}
2045 }
2046 
2047 /* Channel info utils */
2048 static inline bool iwl_mvm_has_ultra_hb_channel(struct iwl_mvm *mvm)
2049 {
2050 	return fw_has_capa(&mvm->fw->ucode_capa,
2051 			   IWL_UCODE_TLV_CAPA_ULTRA_HB_CHANNELS);
2052 }
2053 
2054 static inline void *iwl_mvm_chan_info_cmd_tail(struct iwl_mvm *mvm,
2055 					       struct iwl_fw_channel_info *ci)
2056 {
2057 	return (u8 *)ci + (iwl_mvm_has_ultra_hb_channel(mvm) ?
2058 			   sizeof(struct iwl_fw_channel_info) :
2059 			   sizeof(struct iwl_fw_channel_info_v1));
2060 }
2061 
2062 static inline size_t iwl_mvm_chan_info_padding(struct iwl_mvm *mvm)
2063 {
2064 	return iwl_mvm_has_ultra_hb_channel(mvm) ? 0 :
2065 		sizeof(struct iwl_fw_channel_info) -
2066 		sizeof(struct iwl_fw_channel_info_v1);
2067 }
2068 
2069 static inline void iwl_mvm_set_chan_info(struct iwl_mvm *mvm,
2070 					 struct iwl_fw_channel_info *ci,
2071 					 u32 chan, u8 band, u8 width,
2072 					 u8 ctrl_pos)
2073 {
2074 	if (iwl_mvm_has_ultra_hb_channel(mvm)) {
2075 		ci->channel = cpu_to_le32(chan);
2076 		ci->band = band;
2077 		ci->width = width;
2078 		ci->ctrl_pos = ctrl_pos;
2079 	} else {
2080 		struct iwl_fw_channel_info_v1 *ci_v1 =
2081 					(struct iwl_fw_channel_info_v1 *)ci;
2082 
2083 		ci_v1->channel = chan;
2084 		ci_v1->band = band;
2085 		ci_v1->width = width;
2086 		ci_v1->ctrl_pos = ctrl_pos;
2087 	}
2088 }
2089 
2090 static inline void
2091 iwl_mvm_set_chan_info_chandef(struct iwl_mvm *mvm,
2092 			      struct iwl_fw_channel_info *ci,
2093 			      struct cfg80211_chan_def *chandef)
2094 {
2095 	enum nl80211_band band = chandef->chan->band;
2096 
2097 	iwl_mvm_set_chan_info(mvm, ci, chandef->chan->hw_value,
2098 			      iwl_mvm_phy_band_from_nl80211(band),
2099 			      iwl_mvm_get_channel_width(chandef),
2100 			      iwl_mvm_get_ctrl_pos(chandef));
2101 }
2102 
2103 static inline int iwl_umac_scan_get_max_profiles(const struct iwl_fw *fw)
2104 {
2105 	u8 ver = iwl_fw_lookup_cmd_ver(fw, IWL_ALWAYS_LONG_GROUP,
2106 				       SCAN_OFFLOAD_UPDATE_PROFILES_CMD,
2107 				       IWL_FW_CMD_VER_UNKNOWN);
2108 	return (ver == IWL_FW_CMD_VER_UNKNOWN || ver < 3) ?
2109 		IWL_SCAN_MAX_PROFILES : IWL_SCAN_MAX_PROFILES_V2;
2110 }
2111 
2112 static inline
2113 enum iwl_location_cipher iwl_mvm_cipher_to_location_cipher(u32 cipher)
2114 {
2115 	switch (cipher) {
2116 	case WLAN_CIPHER_SUITE_CCMP:
2117 		return IWL_LOCATION_CIPHER_CCMP_128;
2118 	case WLAN_CIPHER_SUITE_GCMP:
2119 		return IWL_LOCATION_CIPHER_GCMP_128;
2120 	case WLAN_CIPHER_SUITE_GCMP_256:
2121 		return IWL_LOCATION_CIPHER_GCMP_256;
2122 	default:
2123 		return IWL_LOCATION_CIPHER_INVALID;
2124 	}
2125 }
2126 #endif /* __IWL_MVM_H__ */
2127