1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
2 /*
3  * Copyright (C) 2012-2014, 2018-2023 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 <linux/ptp_clock_kernel.h>
20 
21 #include <linux/ktime.h>
22 
23 #include "iwl-op-mode.h"
24 #include "iwl-trans.h"
25 #include "fw/notif-wait.h"
26 #include "iwl-eeprom-parse.h"
27 #include "fw/file.h"
28 #include "iwl-config.h"
29 #include "sta.h"
30 #include "fw-api.h"
31 #include "constants.h"
32 #include "fw/runtime.h"
33 #include "fw/dbg.h"
34 #include "fw/acpi.h"
35 #include "mei/iwl-mei.h"
36 #include "iwl-nvm-parse.h"
37 
38 #include <linux/average.h>
39 
40 #define IWL_MVM_MAX_ADDRESSES		5
41 /* RSSI offset for WkP */
42 #define IWL_RSSI_OFFSET 50
43 #define IWL_MVM_MISSED_BEACONS_THRESHOLD 8
44 #define IWL_MVM_MISSED_BEACONS_THRESHOLD_LONG 16
45 
46 /* A TimeUnit is 1024 microsecond */
47 #define MSEC_TO_TU(_msec)	(_msec*1000/1024)
48 
49 /* For GO, this value represents the number of TUs before CSA "beacon
50  * 0" TBTT when the CSA time-event needs to be scheduled to start.  It
51  * must be big enough to ensure that we switch in time.
52  */
53 #define IWL_MVM_CHANNEL_SWITCH_TIME_GO		40
54 
55 /* For client, this value represents the number of TUs before CSA
56  * "beacon 1" TBTT, instead.  This is because we don't know when the
57  * GO/AP will be in the new channel, so we switch early enough.
58  */
59 #define IWL_MVM_CHANNEL_SWITCH_TIME_CLIENT	10
60 
61 /*
62  * This value (in TUs) is used to fine tune the CSA NoA end time which should
63  * be just before "beacon 0" TBTT.
64  */
65 #define IWL_MVM_CHANNEL_SWITCH_MARGIN 4
66 
67 /*
68  * Number of beacons to transmit on a new channel until we unblock tx to
69  * the stations, even if we didn't identify them on a new channel
70  */
71 #define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3
72 
73 /* offchannel queue towards mac80211 */
74 #define IWL_MVM_OFFCHANNEL_QUEUE 0
75 
76 /* invalid value for FW link id */
77 #define IWL_MVM_FW_LINK_ID_INVALID 0xff
78 
79 extern const struct ieee80211_ops iwl_mvm_hw_ops;
80 extern const struct ieee80211_ops iwl_mvm_mld_hw_ops;
81 
82 /**
83  * struct iwl_mvm_mod_params - module parameters for iwlmvm
84  * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted.
85  *	We will register to mac80211 to have testmode working. The NIC must not
86  *	be up'ed after the INIT fw asserted. This is useful to be able to use
87  *	proprietary tools over testmode to debug the INIT fw.
88  * @power_scheme: one of enum iwl_power_scheme
89  */
90 struct iwl_mvm_mod_params {
91 	bool init_dbg;
92 	int power_scheme;
93 };
94 extern struct iwl_mvm_mod_params iwlmvm_mod_params;
95 
96 struct iwl_mvm_phy_ctxt {
97 	u16 id;
98 	u16 color;
99 	u32 ref;
100 
101 	enum nl80211_chan_width width;
102 
103 	struct ieee80211_channel *channel;
104 
105 	/* track for RLC config command */
106 	u32 center_freq1;
107 	bool rlc_disabled;
108 };
109 
110 struct iwl_mvm_time_event_data {
111 	struct ieee80211_vif *vif;
112 	struct list_head list;
113 	unsigned long end_jiffies;
114 	u32 duration;
115 	bool running;
116 	u32 uid;
117 
118 	/*
119 	 * The access to the 'id' field must be done when the
120 	 * mvm->time_event_lock is held, as it value is used to indicate
121 	 * if the te is in the time event list or not (when id == TE_MAX)
122 	 */
123 	u32 id;
124 };
125 
126  /* Power management */
127 
128 /**
129  * enum iwl_power_scheme
130  * @IWL_POWER_LEVEL_CAM - Continuously Active Mode
131  * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default)
132  * @IWL_POWER_LEVEL_LP  - Low Power
133  */
134 enum iwl_power_scheme {
135 	IWL_POWER_SCHEME_CAM = 1,
136 	IWL_POWER_SCHEME_BPS,
137 	IWL_POWER_SCHEME_LP
138 };
139 
140 #define IWL_CONN_MAX_LISTEN_INTERVAL	10
141 #define IWL_UAPSD_MAX_SP		IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL
142 
143 #ifdef CONFIG_IWLWIFI_DEBUGFS
144 enum iwl_dbgfs_pm_mask {
145 	MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0),
146 	MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1),
147 	MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2),
148 	MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3),
149 	MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4),
150 	MVM_DEBUGFS_PM_LPRX_ENA = BIT(6),
151 	MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7),
152 	MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8),
153 	MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9),
154 	MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10),
155 };
156 
157 struct iwl_dbgfs_pm {
158 	u16 keep_alive_seconds;
159 	u32 rx_data_timeout;
160 	u32 tx_data_timeout;
161 	bool skip_over_dtim;
162 	u8 skip_dtim_periods;
163 	bool lprx_ena;
164 	u32 lprx_rssi_threshold;
165 	bool snooze_ena;
166 	bool uapsd_misbehaving;
167 	bool use_ps_poll;
168 	int mask;
169 };
170 
171 /* beacon filtering */
172 
173 enum iwl_dbgfs_bf_mask {
174 	MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0),
175 	MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1),
176 	MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2),
177 	MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3),
178 	MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4),
179 	MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5),
180 	MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6),
181 	MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7),
182 	MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8),
183 	MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9),
184 	MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10),
185 };
186 
187 struct iwl_dbgfs_bf {
188 	u32 bf_energy_delta;
189 	u32 bf_roaming_energy_delta;
190 	u32 bf_roaming_state;
191 	u32 bf_temp_threshold;
192 	u32 bf_temp_fast_filter;
193 	u32 bf_temp_slow_filter;
194 	u32 bf_enable_beacon_filter;
195 	u32 bf_debug_flag;
196 	u32 bf_escape_timer;
197 	u32 ba_escape_timer;
198 	u32 ba_enable_beacon_abort;
199 	int mask;
200 };
201 #endif
202 
203 enum iwl_mvm_smps_type_request {
204 	IWL_MVM_SMPS_REQ_BT_COEX,
205 	IWL_MVM_SMPS_REQ_TT,
206 	IWL_MVM_SMPS_REQ_PROT,
207 	IWL_MVM_SMPS_REQ_FW,
208 	NUM_IWL_MVM_SMPS_REQ,
209 };
210 
211 enum iwl_bt_force_ant_mode {
212 	BT_FORCE_ANT_DIS = 0,
213 	BT_FORCE_ANT_AUTO,
214 	BT_FORCE_ANT_BT,
215 	BT_FORCE_ANT_WIFI,
216 
217 	BT_FORCE_ANT_MAX,
218 };
219 
220 /**
221  * struct iwl_mvm_low_latency_force - low latency force mode set by debugfs
222  * @LOW_LATENCY_FORCE_UNSET: unset force mode
223  * @LOW_LATENCY_FORCE_ON: for low latency on
224  * @LOW_LATENCY_FORCE_OFF: for low latency off
225  * @NUM_LOW_LATENCY_FORCE: max num of modes
226  */
227 enum iwl_mvm_low_latency_force {
228 	LOW_LATENCY_FORCE_UNSET,
229 	LOW_LATENCY_FORCE_ON,
230 	LOW_LATENCY_FORCE_OFF,
231 	NUM_LOW_LATENCY_FORCE
232 };
233 
234 /**
235 * struct iwl_mvm_low_latency_cause - low latency set causes
236 * @LOW_LATENCY_TRAFFIC: indicates low latency traffic was detected
237 * @LOW_LATENCY_DEBUGFS: low latency mode set from debugfs
238 * @LOW_LATENCY_VCMD: low latency mode set from vendor command
239 * @LOW_LATENCY_VIF_TYPE: low latency mode set because of vif type (ap)
240 * @LOW_LATENCY_DEBUGFS_FORCE_ENABLE: indicate that force mode is enabled
241 *	the actual set/unset is done with LOW_LATENCY_DEBUGFS_FORCE
242 * @LOW_LATENCY_DEBUGFS_FORCE: low latency force mode from debugfs
243 *	set this with LOW_LATENCY_DEBUGFS_FORCE_ENABLE flag
244 *	in low_latency.
245 */
246 enum iwl_mvm_low_latency_cause {
247 	LOW_LATENCY_TRAFFIC = BIT(0),
248 	LOW_LATENCY_DEBUGFS = BIT(1),
249 	LOW_LATENCY_VCMD = BIT(2),
250 	LOW_LATENCY_VIF_TYPE = BIT(3),
251 	LOW_LATENCY_DEBUGFS_FORCE_ENABLE = BIT(4),
252 	LOW_LATENCY_DEBUGFS_FORCE = BIT(5),
253 };
254 
255 /**
256 * struct iwl_mvm_vif_bf_data - beacon filtering related data
257 * @bf_enabled: indicates if beacon filtering is enabled
258 * @ba_enabled: indicated if beacon abort is enabled
259 * @ave_beacon_signal: average beacon signal
260 * @last_cqm_event: rssi of the last cqm event
261 * @bt_coex_min_thold: minimum threshold for BT coex
262 * @bt_coex_max_thold: maximum threshold for BT coex
263 * @last_bt_coex_event: rssi of the last BT coex event
264 */
265 struct iwl_mvm_vif_bf_data {
266 	bool bf_enabled;
267 	bool ba_enabled;
268 	int ave_beacon_signal;
269 	int last_cqm_event;
270 	int bt_coex_min_thold;
271 	int bt_coex_max_thold;
272 	int last_bt_coex_event;
273 };
274 
275 /**
276  * struct iwl_probe_resp_data - data for NoA/CSA updates
277  * @rcu_head: used for freeing the data on update
278  * @notif: notification data
279  * @noa_len: length of NoA attribute, calculated from the notification
280  */
281 struct iwl_probe_resp_data {
282 	struct rcu_head rcu_head;
283 	struct iwl_probe_resp_data_notif notif;
284 	int noa_len;
285 };
286 
287 /**
288  * struct iwl_mvm_vif_link_info - per link data in Virtual Interface
289  * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
290  * @fw_link_id: the id of the link according to the FW API
291  * @bssid: BSSID for this (client) interface
292  * @bcast_sta: station used for broadcast packets. Used by the following
293  *	vifs: P2P_DEVICE, GO and AP.
294  * @beacon_stats: beacon statistics, containing the # of received beacons,
295  *	# of received beacons accumulated over FW restart, and the current
296  *	average signal of beacons retrieved from the firmware
297  * @smps_requests: the SMPS requests of different parts of the driver,
298  *	combined on update to yield the overall request to mac80211.
299  * @probe_resp_data: data from FW notification to store NOA and CSA related
300  *	data to be inserted into probe response.
301  * @he_ru_2mhz_block: 26-tone RU OFDMA transmissions should be blocked
302  * @queue_params: QoS params for this MAC
303  * @mgmt_queue: queue number for unbufferable management frames
304  * @igtk: the current IGTK programmed into the firmware
305  * @listen_lmac: indicates this link is allocated to the listen LMAC
306  */
307 struct iwl_mvm_vif_link_info {
308 	u8 bssid[ETH_ALEN];
309 	u8 ap_sta_id;
310 	u8 fw_link_id;
311 
312 	struct iwl_mvm_int_sta bcast_sta;
313 	struct iwl_mvm_int_sta mcast_sta;
314 
315 	struct {
316 		u32 num_beacons, accu_num_beacons;
317 		u8 avg_signal;
318 	} beacon_stats;
319 
320 	enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
321 	struct iwl_probe_resp_data __rcu *probe_resp_data;
322 
323 	struct ieee80211_key_conf *igtk;
324 
325 	bool he_ru_2mhz_block;
326 	bool active;
327 	bool listen_lmac;
328 
329 	u16 cab_queue;
330 	/* Assigned while mac80211 has the link in a channel context,
331 	 * or, for P2P Device, while it exists.
332 	 */
333 	struct iwl_mvm_phy_ctxt *phy_ctxt;
334 	/* QoS data from mac80211, need to store this here
335 	 * as mac80211 has a separate callback but we need
336 	 * to have the data for the MAC context
337 	 */
338 	struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
339 
340 	u16 mgmt_queue;
341 };
342 
343 /**
344  * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
345  * @id: between 0 and 3
346  * @color: to solve races upon MAC addition and removal
347  * @associated: indicates that we're currently associated, used only for
348  *	managing the firmware state in iwl_mvm_bss_info_changed_station()
349  * @ap_assoc_sta_count: count of stations associated to us - valid only
350  *	if VIF type is AP
351  * @uploaded: indicates the MAC context has been added to the device
352  * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
353  *	should get quota etc.
354  * @pm_enabled - indicate if MAC power management is allowed
355  * @monitor_active: indicates that monitor context is configured, and that the
356  *	interface should get quota etc.
357  * @low_latency: bit flags for low latency
358  *	see enum &iwl_mvm_low_latency_cause for causes.
359  * @low_latency_actual: boolean, indicates low latency is set,
360  *	as a result from low_latency bit flags and takes force into account.
361  * @authorized: indicates the AP station was set to authorized
362  * @ps_disabled: indicates that this interface requires PS to be disabled
363  * @csa_countdown: indicates that CSA countdown may be started
364  * @csa_failed: CSA failed to schedule time event, report an error later
365  * @csa_bcn_pending: indicates that we are waiting for a beacon on a new channel
366  * @features: hw features active for this vif
367  */
368 struct iwl_mvm_vif {
369 	struct iwl_mvm *mvm;
370 	u16 id;
371 	u16 color;
372 
373 	bool associated;
374 	u8 ap_assoc_sta_count;
375 	bool uploaded;
376 	bool ap_ibss_active;
377 	bool pm_enabled;
378 	bool monitor_active;
379 	bool esr_active;
380 
381 	u8 low_latency: 6;
382 	u8 low_latency_actual: 1;
383 
384 	u8 authorized:1;
385 	bool ps_disabled;
386 
387 	u32 ap_beacon_time;
388 	struct iwl_mvm_vif_bf_data bf_data;
389 
390 #ifdef CONFIG_PM
391 	/* WoWLAN GTK rekey data */
392 	struct {
393 		u8 kck[NL80211_KCK_EXT_LEN];
394 		u8 kek[NL80211_KEK_EXT_LEN];
395 		size_t kek_len;
396 		size_t kck_len;
397 		u32 akm;
398 		__le64 replay_ctr;
399 		bool valid;
400 	} rekey_data;
401 
402 	int tx_key_idx;
403 
404 	bool seqno_valid;
405 	u16 seqno;
406 #endif
407 
408 #if IS_ENABLED(CONFIG_IPV6)
409 	/* IPv6 addresses for WoWLAN */
410 	struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
411 	unsigned long tentative_addrs[BITS_TO_LONGS(IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX)];
412 	int num_target_ipv6_addrs;
413 #endif
414 
415 #ifdef CONFIG_IWLWIFI_DEBUGFS
416 	struct dentry *dbgfs_dir;
417 	struct dentry *dbgfs_slink;
418 	struct iwl_dbgfs_pm dbgfs_pm;
419 	struct iwl_dbgfs_bf dbgfs_bf;
420 	struct iwl_mac_power_cmd mac_pwr_cmd;
421 	int dbgfs_quota_min;
422 #endif
423 
424 	/* FW identified misbehaving AP */
425 	u8 uapsd_misbehaving_ap_addr[ETH_ALEN] __aligned(2);
426 	struct delayed_work uapsd_nonagg_detected_wk;
427 
428 	bool csa_countdown;
429 	bool csa_failed;
430 	bool csa_bcn_pending;
431 	u16 csa_target_freq;
432 	u16 csa_count;
433 	u16 csa_misbehave;
434 	struct delayed_work csa_work;
435 
436 	enum iwl_tsf_id tsf_id;
437 
438 	struct iwl_mvm_time_event_data time_event_data;
439 	struct iwl_mvm_time_event_data hs_time_event_data;
440 
441 	/* TCP Checksum Offload */
442 	netdev_features_t features;
443 
444 	struct ieee80211_sta *ap_sta;
445 
446 	/* we can only have 2 GTK + 2 IGTK active at a time */
447 	struct ieee80211_key_conf *ap_early_keys[4];
448 
449 	struct {
450 		struct ieee80211_key_conf __rcu *keys[2];
451 	} bcn_prot;
452 
453 	struct iwl_mvm_vif_link_info deflink;
454 	struct iwl_mvm_vif_link_info *link[IEEE80211_MLD_MAX_NUM_LINKS];
455 };
456 
457 #define for_each_mvm_vif_valid_link(mvm_vif, link_id)			\
458 	for (link_id = 0;						\
459 	     link_id < ARRAY_SIZE((mvm_vif)->link);			\
460 	     link_id++)							\
461 		if ((mvm_vif)->link[link_id])
462 
463 static inline struct iwl_mvm_vif *
iwl_mvm_vif_from_mac80211(struct ieee80211_vif * vif)464 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
465 {
466 	return (void *)vif->drv_priv;
467 }
468 
469 extern const u8 tid_to_mac80211_ac[];
470 
471 #define IWL_MVM_SCAN_STOPPING_SHIFT	8
472 
473 enum iwl_scan_status {
474 	IWL_MVM_SCAN_REGULAR		= BIT(0),
475 	IWL_MVM_SCAN_SCHED		= BIT(1),
476 	IWL_MVM_SCAN_NETDETECT		= BIT(2),
477 
478 	IWL_MVM_SCAN_STOPPING_REGULAR	= BIT(8),
479 	IWL_MVM_SCAN_STOPPING_SCHED	= BIT(9),
480 	IWL_MVM_SCAN_STOPPING_NETDETECT	= BIT(10),
481 
482 	IWL_MVM_SCAN_REGULAR_MASK	= IWL_MVM_SCAN_REGULAR |
483 					  IWL_MVM_SCAN_STOPPING_REGULAR,
484 	IWL_MVM_SCAN_SCHED_MASK		= IWL_MVM_SCAN_SCHED |
485 					  IWL_MVM_SCAN_STOPPING_SCHED,
486 	IWL_MVM_SCAN_NETDETECT_MASK	= IWL_MVM_SCAN_NETDETECT |
487 					  IWL_MVM_SCAN_STOPPING_NETDETECT,
488 
489 	IWL_MVM_SCAN_STOPPING_MASK	= 0xff << IWL_MVM_SCAN_STOPPING_SHIFT,
490 	IWL_MVM_SCAN_MASK		= 0xff,
491 };
492 
493 enum iwl_mvm_scan_type {
494 	IWL_SCAN_TYPE_NOT_SET,
495 	IWL_SCAN_TYPE_UNASSOC,
496 	IWL_SCAN_TYPE_WILD,
497 	IWL_SCAN_TYPE_MILD,
498 	IWL_SCAN_TYPE_FRAGMENTED,
499 	IWL_SCAN_TYPE_FAST_BALANCE,
500 };
501 
502 enum iwl_mvm_sched_scan_pass_all_states {
503 	SCHED_SCAN_PASS_ALL_DISABLED,
504 	SCHED_SCAN_PASS_ALL_ENABLED,
505 	SCHED_SCAN_PASS_ALL_FOUND,
506 };
507 
508 /**
509  * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
510  * @ct_kill_exit: worker to exit thermal kill
511  * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
512  * @tx_backoff: The current thremal throttling tx backoff in uSec.
513  * @min_backoff: The minimal tx backoff due to power restrictions
514  * @params: Parameters to configure the thermal throttling algorithm.
515  * @throttle: Is thermal throttling is active?
516  */
517 struct iwl_mvm_tt_mgmt {
518 	struct delayed_work ct_kill_exit;
519 	bool dynamic_smps;
520 	u32 tx_backoff;
521 	u32 min_backoff;
522 	struct iwl_tt_params params;
523 	bool throttle;
524 };
525 
526 #ifdef CONFIG_THERMAL
527 /**
528  *struct iwl_mvm_thermal_device - thermal zone related data
529  * @temp_trips: temperature thresholds for report
530  * @fw_trips_index: keep indexes to original array - temp_trips
531  * @tzone: thermal zone device data
532 */
533 struct iwl_mvm_thermal_device {
534 	struct thermal_trip trips[IWL_MAX_DTS_TRIPS];
535 	u8 fw_trips_index[IWL_MAX_DTS_TRIPS];
536 	struct thermal_zone_device *tzone;
537 };
538 
539 /*
540  * struct iwl_mvm_cooling_device
541  * @cur_state: current state
542  * @cdev: struct thermal cooling device
543  */
544 struct iwl_mvm_cooling_device {
545 	u32 cur_state;
546 	struct thermal_cooling_device *cdev;
547 };
548 #endif
549 
550 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
551 
552 struct iwl_mvm_frame_stats {
553 	u32 legacy_frames;
554 	u32 ht_frames;
555 	u32 vht_frames;
556 	u32 bw_20_frames;
557 	u32 bw_40_frames;
558 	u32 bw_80_frames;
559 	u32 bw_160_frames;
560 	u32 sgi_frames;
561 	u32 ngi_frames;
562 	u32 siso_frames;
563 	u32 mimo2_frames;
564 	u32 agg_frames;
565 	u32 ampdu_count;
566 	u32 success_frames;
567 	u32 fail_frames;
568 	u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
569 	int last_frame_idx;
570 };
571 
572 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff
573 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100
574 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200
575 
576 enum iwl_mvm_tdls_cs_state {
577 	IWL_MVM_TDLS_SW_IDLE = 0,
578 	IWL_MVM_TDLS_SW_REQ_SENT,
579 	IWL_MVM_TDLS_SW_RESP_RCVD,
580 	IWL_MVM_TDLS_SW_REQ_RCVD,
581 	IWL_MVM_TDLS_SW_ACTIVE,
582 };
583 
584 enum iwl_mvm_traffic_load {
585 	IWL_MVM_TRAFFIC_LOW,
586 	IWL_MVM_TRAFFIC_MEDIUM,
587 	IWL_MVM_TRAFFIC_HIGH,
588 };
589 
590 DECLARE_EWMA(rate, 16, 16)
591 
592 struct iwl_mvm_tcm_mac {
593 	struct {
594 		u32 pkts[IEEE80211_NUM_ACS];
595 		u32 airtime;
596 	} tx;
597 	struct {
598 		u32 pkts[IEEE80211_NUM_ACS];
599 		u32 airtime;
600 		u32 last_ampdu_ref;
601 	} rx;
602 	struct {
603 		/* track AP's transfer in client mode */
604 		u64 rx_bytes;
605 		struct ewma_rate rate;
606 		bool detected;
607 	} uapsd_nonagg_detect;
608 	bool opened_rx_ba_sessions;
609 };
610 
611 struct iwl_mvm_tcm {
612 	struct delayed_work work;
613 	spinlock_t lock; /* used when time elapsed */
614 	unsigned long ts; /* timestamp when period ends */
615 	unsigned long ll_ts;
616 	unsigned long uapsd_nonagg_ts;
617 	bool paused;
618 	struct iwl_mvm_tcm_mac data[NUM_MAC_INDEX_DRIVER];
619 	struct {
620 		u32 elapsed; /* milliseconds for this TCM period */
621 		u32 airtime[NUM_MAC_INDEX_DRIVER];
622 		enum iwl_mvm_traffic_load load[NUM_MAC_INDEX_DRIVER];
623 		enum iwl_mvm_traffic_load band_load[NUM_NL80211_BANDS];
624 		enum iwl_mvm_traffic_load global_load;
625 		bool low_latency[NUM_MAC_INDEX_DRIVER];
626 		bool change[NUM_MAC_INDEX_DRIVER];
627 	} result;
628 };
629 
630 /**
631  * struct iwl_mvm_reorder_buffer - per ra/tid/queue reorder buffer
632  * @head_sn: reorder window head sn
633  * @num_stored: number of mpdus stored in the buffer
634  * @buf_size: the reorder buffer size as set by the last addba request
635  * @queue: queue of this reorder buffer
636  * @last_amsdu: track last ASMDU SN for duplication detection
637  * @last_sub_index: track ASMDU sub frame index for duplication detection
638  * @reorder_timer: timer for frames are in the reorder buffer. For AMSDU
639  *	it is the time of last received sub-frame
640  * @removed: prevent timer re-arming
641  * @valid: reordering is valid for this queue
642  * @lock: protect reorder buffer internal state
643  * @mvm: mvm pointer, needed for frame timer context
644  * @consec_oldsn_drops: consecutive drops due to old SN
645  * @consec_oldsn_ampdu_gp2: A-MPDU GP2 timestamp to track
646  *	when to apply old SN consecutive drop workaround
647  * @consec_oldsn_prev_drop: track whether or not an MPDU
648  *	that was single/part of the previous A-MPDU was
649  *	dropped due to old SN
650  */
651 struct iwl_mvm_reorder_buffer {
652 	u16 head_sn;
653 	u16 num_stored;
654 	u16 buf_size;
655 	int queue;
656 	u16 last_amsdu;
657 	u8 last_sub_index;
658 	struct timer_list reorder_timer;
659 	bool removed;
660 	bool valid;
661 	spinlock_t lock;
662 	struct iwl_mvm *mvm;
663 	unsigned int consec_oldsn_drops;
664 	u32 consec_oldsn_ampdu_gp2;
665 	unsigned int consec_oldsn_prev_drop:1;
666 } ____cacheline_aligned_in_smp;
667 
668 /**
669  * struct _iwl_mvm_reorder_buf_entry - reorder buffer entry per-queue/per-seqno
670  * @frames: list of skbs stored
671  * @reorder_time: time the packet was stored in the reorder buffer
672  */
673 struct _iwl_mvm_reorder_buf_entry {
674 	struct sk_buff_head frames;
675 	unsigned long reorder_time;
676 };
677 
678 /* make this indirection to get the aligned thing */
679 struct iwl_mvm_reorder_buf_entry {
680 	struct _iwl_mvm_reorder_buf_entry e;
681 }
682 #ifndef __CHECKER__
683 /* sparse doesn't like this construct: "bad integer constant expression" */
684 __aligned(roundup_pow_of_two(sizeof(struct _iwl_mvm_reorder_buf_entry)))
685 #endif
686 ;
687 
688 /**
689  * struct iwl_mvm_baid_data - BA session data
690  * @sta_mask: current station mask for the BAID
691  * @tid: tid of the session
692  * @baid baid of the session
693  * @timeout: the timeout set in the addba request
694  * @entries_per_queue: # of buffers per queue, this actually gets
695  *	aligned up to avoid cache line sharing between queues
696  * @last_rx: last rx jiffies, updated only if timeout passed from last update
697  * @session_timer: timer to check if BA session expired, runs at 2 * timeout
698  * @mvm: mvm pointer, needed for timer context
699  * @reorder_buf: reorder buffer, allocated per queue
700  * @reorder_buf_data: data
701  */
702 struct iwl_mvm_baid_data {
703 	struct rcu_head rcu_head;
704 	u32 sta_mask;
705 	u8 tid;
706 	u8 baid;
707 	u16 timeout;
708 	u16 entries_per_queue;
709 	unsigned long last_rx;
710 	struct timer_list session_timer;
711 	struct iwl_mvm_baid_data __rcu **rcu_ptr;
712 	struct iwl_mvm *mvm;
713 	struct iwl_mvm_reorder_buffer reorder_buf[IWL_MAX_RX_HW_QUEUES];
714 	struct iwl_mvm_reorder_buf_entry entries[];
715 };
716 
717 static inline struct iwl_mvm_baid_data *
iwl_mvm_baid_data_from_reorder_buf(struct iwl_mvm_reorder_buffer * buf)718 iwl_mvm_baid_data_from_reorder_buf(struct iwl_mvm_reorder_buffer *buf)
719 {
720 	return (void *)((u8 *)buf -
721 			offsetof(struct iwl_mvm_baid_data, reorder_buf) -
722 			sizeof(*buf) * buf->queue);
723 }
724 
725 /*
726  * enum iwl_mvm_queue_status - queue status
727  * @IWL_MVM_QUEUE_FREE: the queue is not allocated nor reserved
728  *	Basically, this means that this queue can be used for any purpose
729  * @IWL_MVM_QUEUE_RESERVED: queue is reserved but not yet in use
730  *	This is the state of a queue that has been dedicated for some RATID
731  *	(agg'd or not), but that hasn't yet gone through the actual enablement
732  *	of iwl_mvm_enable_txq(), and therefore no traffic can go through it yet.
733  *	Note that in this state there is no requirement to already know what TID
734  *	should be used with this queue, it is just marked as a queue that will
735  *	be used, and shouldn't be allocated to anyone else.
736  * @IWL_MVM_QUEUE_READY: queue is ready to be used
737  *	This is the state of a queue that has been fully configured (including
738  *	SCD pointers, etc), has a specific RA/TID assigned to it, and can be
739  *	used to send traffic.
740  * @IWL_MVM_QUEUE_SHARED: queue is shared, or in a process of becoming shared
741  *	This is a state in which a single queue serves more than one TID, all of
742  *	which are not aggregated. Note that the queue is only associated to one
743  *	RA.
744  */
745 enum iwl_mvm_queue_status {
746 	IWL_MVM_QUEUE_FREE,
747 	IWL_MVM_QUEUE_RESERVED,
748 	IWL_MVM_QUEUE_READY,
749 	IWL_MVM_QUEUE_SHARED,
750 };
751 
752 #define IWL_MVM_DQA_QUEUE_TIMEOUT	(5 * HZ)
753 #define IWL_MVM_INVALID_QUEUE		0xFFFF
754 
755 #define IWL_MVM_NUM_CIPHERS             10
756 
757 
758 struct iwl_mvm_txq {
759 	struct list_head list;
760 	u16 txq_id;
761 	atomic_t tx_request;
762 #define IWL_MVM_TXQ_STATE_STOP_FULL	0
763 #define IWL_MVM_TXQ_STATE_STOP_REDIRECT	1
764 #define IWL_MVM_TXQ_STATE_READY		2
765 	unsigned long state;
766 };
767 
768 static inline struct iwl_mvm_txq *
iwl_mvm_txq_from_mac80211(struct ieee80211_txq * txq)769 iwl_mvm_txq_from_mac80211(struct ieee80211_txq *txq)
770 {
771 	return (void *)txq->drv_priv;
772 }
773 
774 static inline struct iwl_mvm_txq *
iwl_mvm_txq_from_tid(struct ieee80211_sta * sta,u8 tid)775 iwl_mvm_txq_from_tid(struct ieee80211_sta *sta, u8 tid)
776 {
777 	if (tid == IWL_MAX_TID_COUNT)
778 		tid = IEEE80211_NUM_TIDS;
779 
780 	return (void *)sta->txq[tid]->drv_priv;
781 }
782 
783 /**
784  * struct iwl_mvm_tvqm_txq_info - maps TVQM hw queue to tid
785  *
786  * @sta_id: sta id
787  * @txq_tid: txq tid
788  */
789 struct iwl_mvm_tvqm_txq_info {
790 	u8 sta_id;
791 	u8 txq_tid;
792 };
793 
794 struct iwl_mvm_dqa_txq_info {
795 	u8 ra_sta_id; /* The RA this queue is mapped to, if exists */
796 	bool reserved; /* Is this the TXQ reserved for a STA */
797 	u8 mac80211_ac; /* The mac80211 AC this queue is mapped to */
798 	u8 txq_tid; /* The TID "owner" of this queue*/
799 	u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */
800 	/* Timestamp for inactivation per TID of this queue */
801 	unsigned long last_frame_time[IWL_MAX_TID_COUNT + 1];
802 	enum iwl_mvm_queue_status status;
803 };
804 
805 struct ptp_data {
806 	struct ptp_clock *ptp_clock;
807 	struct ptp_clock_info ptp_clock_info;
808 
809 	struct delayed_work dwork;
810 
811 	/* The last GP2 reading from the hw */
812 	u32 last_gp2;
813 
814 	/* number of wraparounds since scale_update_adj_time_ns */
815 	u32 wrap_counter;
816 
817 	/* GP2 time when the scale was last updated */
818 	u32 scale_update_gp2;
819 
820 	/* Adjusted time when the scale was last updated in nanoseconds */
821 	u64 scale_update_adj_time_ns;
822 
823 	/* clock frequency offset, scaled to 65536000000 */
824 	u64 scaled_freq;
825 
826 	/* Delta between hardware clock and ptp clock in nanoseconds */
827 	s64 delta;
828 };
829 
830 struct iwl_time_sync_data {
831 	struct sk_buff_head frame_list;
832 	u8 peer_addr[ETH_ALEN];
833 	bool active;
834 };
835 
836 struct iwl_mei_scan_filter {
837 	bool is_mei_limited_scan;
838 	struct sk_buff_head scan_res;
839 	struct work_struct scan_work;
840 };
841 
842 struct iwl_mvm {
843 	/* for logger access */
844 	struct device *dev;
845 
846 	struct iwl_trans *trans;
847 	const struct iwl_fw *fw;
848 	const struct iwl_cfg *cfg;
849 	struct iwl_phy_db *phy_db;
850 	struct ieee80211_hw *hw;
851 
852 	/* for protecting access to iwl_mvm */
853 	struct mutex mutex;
854 	struct list_head async_handlers_list;
855 	spinlock_t async_handlers_lock;
856 	struct work_struct async_handlers_wk;
857 
858 	struct work_struct roc_done_wk;
859 
860 	unsigned long init_status;
861 
862 	unsigned long status;
863 
864 	u32 queue_sync_cookie;
865 	unsigned long queue_sync_state;
866 	/*
867 	 * for beacon filtering -
868 	 * currently only one interface can be supported
869 	 */
870 	struct iwl_mvm_vif *bf_allowed_vif;
871 
872 	bool hw_registered;
873 	bool rfkill_safe_init_done;
874 
875 	u8 cca_40mhz_workaround;
876 
877 	u32 ampdu_ref;
878 	bool ampdu_toggle;
879 
880 	struct iwl_notif_wait_data notif_wait;
881 
882 	union {
883 		struct mvm_statistics_rx_v3 rx_stats_v3;
884 		struct mvm_statistics_rx rx_stats;
885 	};
886 
887 	struct {
888 		u64 rx_time;
889 		u64 tx_time;
890 		u64 on_time_rf;
891 		u64 on_time_scan;
892 	} radio_stats, accu_radio_stats;
893 
894 	struct list_head add_stream_txqs;
895 	union {
896 		struct iwl_mvm_dqa_txq_info queue_info[IWL_MAX_HW_QUEUES];
897 		struct iwl_mvm_tvqm_txq_info tvqm_info[IWL_MAX_TVQM_QUEUES];
898 	};
899 	struct work_struct add_stream_wk; /* To add streams to queues */
900 	spinlock_t add_stream_lock;
901 
902 	const char *nvm_file_name;
903 	struct iwl_nvm_data *nvm_data;
904 	struct iwl_mei_nvm *mei_nvm_data;
905 	struct iwl_mvm_csme_conn_info __rcu *csme_conn_info;
906 	bool mei_rfkill_blocked;
907 	bool mei_registered;
908 	struct work_struct sap_connected_wk;
909 
910 	/*
911 	 * NVM built based on the SAP data but that we can't free even after
912 	 * we get ownership because it contains the cfg80211's channel.
913 	 */
914 	struct iwl_nvm_data *temp_nvm_data;
915 
916 	/* NVM sections */
917 	struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
918 
919 	struct iwl_fw_runtime fwrt;
920 
921 	/* EEPROM MAC addresses */
922 	struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
923 
924 	/* data related to data path */
925 	struct iwl_rx_phy_info last_phy_info;
926 	struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT_MAX];
927 	struct ieee80211_link_sta __rcu *fw_id_to_link_sta[IWL_MVM_STATION_COUNT_MAX];
928 	unsigned long fw_link_ids_map;
929 	u8 rx_ba_sessions;
930 
931 	/* configured by mac80211 */
932 	u32 rts_threshold;
933 
934 	/* Scan status, cmd (pre-allocated) and auxiliary station */
935 	unsigned int scan_status;
936 	size_t scan_cmd_size;
937 	void *scan_cmd;
938 	struct iwl_mcast_filter_cmd *mcast_filter_cmd;
939 	/* For CDB this is low band scan type, for non-CDB - type. */
940 	enum iwl_mvm_scan_type scan_type;
941 	enum iwl_mvm_scan_type hb_scan_type;
942 
943 	enum iwl_mvm_sched_scan_pass_all_states sched_scan_pass_all;
944 	struct delayed_work scan_timeout_dwork;
945 
946 	/* max number of simultaneous scans the FW supports */
947 	unsigned int max_scans;
948 
949 	/* UMAC scan tracking */
950 	u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS];
951 
952 	/* start time of last scan in TSF of the mac that requested the scan */
953 	u64 scan_start;
954 
955 	/* the vif that requested the current scan */
956 	struct iwl_mvm_vif *scan_vif;
957 
958 	/* rx chain antennas set through debugfs for the scan command */
959 	u8 scan_rx_ant;
960 
961 	/* Internal station */
962 	struct iwl_mvm_int_sta aux_sta;
963 	struct iwl_mvm_int_sta snif_sta;
964 
965 	bool last_ebs_successful;
966 
967 	u8 scan_last_antenna_idx; /* to toggle TX between antennas */
968 	u8 mgmt_last_antenna_idx;
969 
970 	/* last smart fifo state that was successfully sent to firmware */
971 	enum iwl_sf_state sf_state;
972 
973 	/*
974 	 * Leave this pointer outside the ifdef below so that it can be
975 	 * assigned without ifdef in the source code.
976 	 */
977 	struct dentry *debugfs_dir;
978 #ifdef CONFIG_IWLWIFI_DEBUGFS
979 	u32 dbgfs_sram_offset, dbgfs_sram_len;
980 	u32 dbgfs_prph_reg_addr;
981 	bool disable_power_off;
982 	bool disable_power_off_d3;
983 	bool beacon_inject_active;
984 
985 	bool scan_iter_notif_enabled;
986 
987 	struct debugfs_blob_wrapper nvm_hw_blob;
988 	struct debugfs_blob_wrapper nvm_sw_blob;
989 	struct debugfs_blob_wrapper nvm_calib_blob;
990 	struct debugfs_blob_wrapper nvm_prod_blob;
991 	struct debugfs_blob_wrapper nvm_phy_sku_blob;
992 	struct debugfs_blob_wrapper nvm_reg_blob;
993 
994 	struct iwl_mvm_frame_stats drv_rx_stats;
995 	spinlock_t drv_stats_lock;
996 	u16 dbgfs_rx_phyinfo;
997 #endif
998 
999 	struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
1000 
1001 	struct list_head time_event_list;
1002 	spinlock_t time_event_lock;
1003 
1004 	/*
1005 	 * A bitmap indicating the index of the key in use. The firmware
1006 	 * can hold 16 keys at most. Reflect this fact.
1007 	 */
1008 	unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
1009 	u8 fw_key_deleted[STA_KEY_MAX_NUM];
1010 
1011 	struct ieee80211_vif __rcu *vif_id_to_mac[NUM_MAC_INDEX_DRIVER];
1012 
1013 	struct ieee80211_bss_conf __rcu *link_id_to_link_conf[IWL_MVM_FW_MAX_LINK_ID + 1];
1014 
1015 	/* -1 for always, 0 for never, >0 for that many times */
1016 	s8 fw_restart;
1017 	u8 *error_recovery_buf;
1018 
1019 #ifdef CONFIG_IWLWIFI_LEDS
1020 	struct led_classdev led;
1021 #endif
1022 
1023 	struct ieee80211_vif *p2p_device_vif;
1024 
1025 #ifdef CONFIG_PM
1026 	struct wiphy_wowlan_support wowlan;
1027 	int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
1028 
1029 	/* sched scan settings for net detect */
1030 	struct ieee80211_scan_ies nd_ies;
1031 	struct cfg80211_match_set *nd_match_sets;
1032 	int n_nd_match_sets;
1033 	struct ieee80211_channel **nd_channels;
1034 	int n_nd_channels;
1035 	bool net_detect;
1036 	u8 offload_tid;
1037 #ifdef CONFIG_IWLWIFI_DEBUGFS
1038 	bool d3_wake_sysassert;
1039 	bool d3_test_active;
1040 	u32 d3_test_pme_ptr;
1041 	struct ieee80211_vif *keep_vif;
1042 	u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */
1043 #endif
1044 #endif
1045 
1046 	wait_queue_head_t rx_sync_waitq;
1047 
1048 	/* BT-Coex */
1049 	struct iwl_bt_coex_profile_notif last_bt_notif;
1050 	struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
1051 
1052 	u8 bt_tx_prio;
1053 	enum iwl_bt_force_ant_mode bt_force_ant_mode;
1054 
1055 	/* Aux ROC */
1056 	struct list_head aux_roc_te_list;
1057 
1058 	/* Thermal Throttling and CTkill */
1059 	struct iwl_mvm_tt_mgmt thermal_throttle;
1060 #ifdef CONFIG_THERMAL
1061 	struct iwl_mvm_thermal_device tz_device;
1062 	struct iwl_mvm_cooling_device cooling_dev;
1063 #endif
1064 
1065 	s32 temperature;	/* Celsius */
1066 	/*
1067 	 * Debug option to set the NIC temperature. This option makes the
1068 	 * driver think this is the actual NIC temperature, and ignore the
1069 	 * real temperature that is received from the fw
1070 	 */
1071 	bool temperature_test;  /* Debug test temperature is enabled */
1072 
1073 	bool fw_static_smps_request;
1074 
1075 	unsigned long bt_coex_last_tcm_ts;
1076 	struct iwl_mvm_tcm tcm;
1077 
1078 	u8 uapsd_noagg_bssid_write_idx;
1079 	struct mac_address uapsd_noagg_bssids[IWL_MVM_UAPSD_NOAGG_BSSIDS_NUM]
1080 		__aligned(2);
1081 
1082 	struct iwl_time_quota_cmd last_quota_cmd;
1083 
1084 #ifdef CONFIG_NL80211_TESTMODE
1085 	u32 noa_duration;
1086 	struct ieee80211_vif *noa_vif;
1087 #endif
1088 
1089 	/* Tx queues */
1090 	u16 aux_queue;
1091 	u16 snif_queue;
1092 	u16 probe_queue;
1093 	u16 p2p_dev_queue;
1094 
1095 	/* Indicate if device power save is allowed */
1096 	u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
1097 	/* Indicate if 32Khz external clock is valid */
1098 	u32 ext_clock_valid;
1099 
1100 	/* This vif used by CSME to send / receive traffic */
1101 	struct ieee80211_vif *csme_vif;
1102 	struct ieee80211_vif __rcu *csa_vif;
1103 	struct ieee80211_vif __rcu *csa_tx_blocked_vif;
1104 	u8 csa_tx_block_bcn_timeout;
1105 
1106 	/* system time of last beacon (for AP/GO interface) */
1107 	u32 ap_last_beacon_gp2;
1108 
1109 	/* indicates that we transmitted the last beacon */
1110 	bool ibss_manager;
1111 
1112 	bool lar_regdom_set;
1113 	enum iwl_mcc_source mcc_src;
1114 
1115 	/* TDLS channel switch data */
1116 	struct {
1117 		struct delayed_work dwork;
1118 		enum iwl_mvm_tdls_cs_state state;
1119 
1120 		/*
1121 		 * Current cs sta - might be different from periodic cs peer
1122 		 * station. Value is meaningless when the cs-state is idle.
1123 		 */
1124 		u8 cur_sta_id;
1125 
1126 		/* TDLS periodic channel-switch peer */
1127 		struct {
1128 			u8 sta_id;
1129 			u8 op_class;
1130 			bool initiator; /* are we the link initiator */
1131 			struct cfg80211_chan_def chandef;
1132 			struct sk_buff *skb; /* ch sw template */
1133 			u32 ch_sw_tm_ie;
1134 
1135 			/* timestamp of last ch-sw request sent (GP2 time) */
1136 			u32 sent_timestamp;
1137 		} peer;
1138 	} tdls_cs;
1139 
1140 
1141 	u32 ciphers[IWL_MVM_NUM_CIPHERS];
1142 
1143 	struct cfg80211_ftm_responder_stats ftm_resp_stats;
1144 	struct {
1145 		struct cfg80211_pmsr_request *req;
1146 		struct wireless_dev *req_wdev;
1147 		struct list_head loc_list;
1148 		int responses[IWL_MVM_TOF_MAX_APS];
1149 		struct {
1150 			struct list_head resp;
1151 		} smooth;
1152 		struct list_head pasn_list;
1153 	} ftm_initiator;
1154 
1155 	struct list_head resp_pasn_list;
1156 
1157 	struct ptp_data ptp_data;
1158 
1159 	struct {
1160 		u8 range_resp;
1161 	} cmd_ver;
1162 
1163 	struct ieee80211_vif *nan_vif;
1164 	struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID];
1165 
1166 	/*
1167 	 * Drop beacons from other APs in AP mode when there are no connected
1168 	 * clients.
1169 	 */
1170 	bool drop_bcn_ap_mode;
1171 
1172 	struct delayed_work cs_tx_unblock_dwork;
1173 
1174 	/* does a monitor vif exist (only one can exist hence bool) */
1175 	bool monitor_on;
1176 	/*
1177 	 * primary channel position relative to he whole bandwidth,
1178 	 * in steps of 80 MHz
1179 	 */
1180 	u8 monitor_p80;
1181 
1182 	/* sniffer data to include in radiotap */
1183 	__le16 cur_aid;
1184 	u8 cur_bssid[ETH_ALEN];
1185 
1186 #ifdef CONFIG_ACPI
1187 	struct iwl_phy_specific_cfg phy_filters;
1188 #endif
1189 
1190 	unsigned long last_6ghz_passive_scan_jiffies;
1191 	unsigned long last_reset_or_resume_time_jiffies;
1192 
1193 	bool sta_remove_requires_queue_remove;
1194 	bool mld_api_is_used;
1195 
1196 	bool pldr_sync;
1197 
1198 	struct iwl_time_sync_data time_sync;
1199 
1200 	struct iwl_mei_scan_filter mei_scan_filter;
1201 };
1202 
1203 /* Extract MVM priv from op_mode and _hw */
1204 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode)		\
1205 	((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
1206 
1207 #define IWL_MAC80211_GET_MVM(_hw)			\
1208 	IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
1209 
1210 /**
1211  * enum iwl_mvm_status - MVM status bits
1212  * @IWL_MVM_STATUS_HW_RFKILL: HW RF-kill is asserted
1213  * @IWL_MVM_STATUS_HW_CTKILL: CT-kill is active
1214  * @IWL_MVM_STATUS_ROC_RUNNING: remain-on-channel is running
1215  * @IWL_MVM_STATUS_HW_RESTART_REQUESTED: HW restart was requested
1216  * @IWL_MVM_STATUS_IN_HW_RESTART: HW restart is active
1217  * @IWL_MVM_STATUS_ROC_AUX_RUNNING: AUX remain-on-channel is running
1218  * @IWL_MVM_STATUS_FIRMWARE_RUNNING: firmware is running
1219  * @IWL_MVM_STATUS_NEED_FLUSH_P2P: need to flush P2P bcast STA
1220  * @IWL_MVM_STATUS_IN_D3: in D3 (or at least about to go into it)
1221  * @IWL_MVM_STATUS_SUPPRESS_ERROR_LOG_ONCE: suppress one error log
1222  *	if this is set, when intentionally triggered
1223  * @IWL_MVM_STATUS_STARTING: starting mac,
1224  *	used to disable restart flow while in STARTING state
1225  */
1226 enum iwl_mvm_status {
1227 	IWL_MVM_STATUS_HW_RFKILL,
1228 	IWL_MVM_STATUS_HW_CTKILL,
1229 	IWL_MVM_STATUS_ROC_RUNNING,
1230 	IWL_MVM_STATUS_HW_RESTART_REQUESTED,
1231 	IWL_MVM_STATUS_IN_HW_RESTART,
1232 	IWL_MVM_STATUS_ROC_AUX_RUNNING,
1233 	IWL_MVM_STATUS_FIRMWARE_RUNNING,
1234 	IWL_MVM_STATUS_NEED_FLUSH_P2P,
1235 	IWL_MVM_STATUS_IN_D3,
1236 	IWL_MVM_STATUS_SUPPRESS_ERROR_LOG_ONCE,
1237 	IWL_MVM_STATUS_STARTING,
1238 };
1239 
1240 struct iwl_mvm_csme_conn_info {
1241 	struct rcu_head rcu_head;
1242 	struct iwl_mei_conn_info conn_info;
1243 };
1244 
1245 /* Keep track of completed init configuration */
1246 enum iwl_mvm_init_status {
1247 	IWL_MVM_INIT_STATUS_THERMAL_INIT_COMPLETE = BIT(0),
1248 	IWL_MVM_INIT_STATUS_LEDS_INIT_COMPLETE = BIT(1),
1249 };
1250 
iwl_mvm_is_radio_killed(struct iwl_mvm * mvm)1251 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
1252 {
1253 	return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
1254 	       test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
1255 }
1256 
iwl_mvm_is_radio_hw_killed(struct iwl_mvm * mvm)1257 static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm)
1258 {
1259 	return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status);
1260 }
1261 
iwl_mvm_firmware_running(struct iwl_mvm * mvm)1262 static inline bool iwl_mvm_firmware_running(struct iwl_mvm *mvm)
1263 {
1264 	return test_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
1265 }
1266 
1267 /* Must be called with rcu_read_lock() held and it can only be
1268  * released when mvmsta is not needed anymore.
1269  */
1270 static inline struct iwl_mvm_sta *
iwl_mvm_sta_from_staid_rcu(struct iwl_mvm * mvm,u8 sta_id)1271 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id)
1272 {
1273 	struct ieee80211_sta *sta;
1274 
1275 	if (sta_id >= mvm->fw->ucode_capa.num_stations)
1276 		return NULL;
1277 
1278 	sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
1279 
1280 	/* This can happen if the station has been removed right now */
1281 	if (IS_ERR_OR_NULL(sta))
1282 		return NULL;
1283 
1284 	return iwl_mvm_sta_from_mac80211(sta);
1285 }
1286 
1287 static inline struct iwl_mvm_sta *
iwl_mvm_sta_from_staid_protected(struct iwl_mvm * mvm,u8 sta_id)1288 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
1289 {
1290 	struct ieee80211_sta *sta;
1291 
1292 	if (sta_id >= mvm->fw->ucode_capa.num_stations)
1293 		return NULL;
1294 
1295 	sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
1296 					lockdep_is_held(&mvm->mutex));
1297 
1298 	/* This can happen if the station has been removed right now */
1299 	if (IS_ERR_OR_NULL(sta))
1300 		return NULL;
1301 
1302 	return iwl_mvm_sta_from_mac80211(sta);
1303 }
1304 
1305 static inline struct ieee80211_vif *
iwl_mvm_rcu_dereference_vif_id(struct iwl_mvm * mvm,u8 vif_id,bool rcu)1306 iwl_mvm_rcu_dereference_vif_id(struct iwl_mvm *mvm, u8 vif_id, bool rcu)
1307 {
1308 	if (WARN_ON(vif_id >= ARRAY_SIZE(mvm->vif_id_to_mac)))
1309 		return NULL;
1310 
1311 	if (rcu)
1312 		return rcu_dereference(mvm->vif_id_to_mac[vif_id]);
1313 
1314 	return rcu_dereference_protected(mvm->vif_id_to_mac[vif_id],
1315 					 lockdep_is_held(&mvm->mutex));
1316 }
1317 
1318 static inline struct ieee80211_bss_conf *
iwl_mvm_rcu_fw_link_id_to_link_conf(struct iwl_mvm * mvm,u8 link_id,bool rcu)1319 iwl_mvm_rcu_fw_link_id_to_link_conf(struct iwl_mvm *mvm, u8 link_id, bool rcu)
1320 {
1321 	if (IWL_FW_CHECK(mvm, link_id >= ARRAY_SIZE(mvm->link_id_to_link_conf),
1322 			 "erroneous FW link ID: %d\n", link_id))
1323 		return NULL;
1324 
1325 	if (rcu)
1326 		return rcu_dereference(mvm->link_id_to_link_conf[link_id]);
1327 
1328 	return rcu_dereference_protected(mvm->link_id_to_link_conf[link_id],
1329 					 lockdep_is_held(&mvm->mutex));
1330 }
1331 
iwl_mvm_is_adaptive_dwell_supported(struct iwl_mvm * mvm)1332 static inline bool iwl_mvm_is_adaptive_dwell_supported(struct iwl_mvm *mvm)
1333 {
1334 	return fw_has_api(&mvm->fw->ucode_capa,
1335 			  IWL_UCODE_TLV_API_ADAPTIVE_DWELL);
1336 }
1337 
iwl_mvm_is_adaptive_dwell_v2_supported(struct iwl_mvm * mvm)1338 static inline bool iwl_mvm_is_adaptive_dwell_v2_supported(struct iwl_mvm *mvm)
1339 {
1340 	return fw_has_api(&mvm->fw->ucode_capa,
1341 			  IWL_UCODE_TLV_API_ADAPTIVE_DWELL_V2);
1342 }
1343 
iwl_mvm_is_adwell_hb_ap_num_supported(struct iwl_mvm * mvm)1344 static inline bool iwl_mvm_is_adwell_hb_ap_num_supported(struct iwl_mvm *mvm)
1345 {
1346 	return fw_has_api(&mvm->fw->ucode_capa,
1347 			  IWL_UCODE_TLV_API_ADWELL_HB_DEF_N_AP);
1348 }
1349 
iwl_mvm_is_oce_supported(struct iwl_mvm * mvm)1350 static inline bool iwl_mvm_is_oce_supported(struct iwl_mvm *mvm)
1351 {
1352 	/* OCE should never be enabled for LMAC scan FWs */
1353 	return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_OCE);
1354 }
1355 
iwl_mvm_is_frag_ebs_supported(struct iwl_mvm * mvm)1356 static inline bool iwl_mvm_is_frag_ebs_supported(struct iwl_mvm *mvm)
1357 {
1358 	return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_FRAG_EBS);
1359 }
1360 
iwl_mvm_is_short_beacon_notif_supported(struct iwl_mvm * mvm)1361 static inline bool iwl_mvm_is_short_beacon_notif_supported(struct iwl_mvm *mvm)
1362 {
1363 	return fw_has_api(&mvm->fw->ucode_capa,
1364 			  IWL_UCODE_TLV_API_SHORT_BEACON_NOTIF);
1365 }
1366 
iwl_mvm_is_dqa_data_queue(struct iwl_mvm * mvm,u8 queue)1367 static inline bool iwl_mvm_is_dqa_data_queue(struct iwl_mvm *mvm, u8 queue)
1368 {
1369 	return (queue >= IWL_MVM_DQA_MIN_DATA_QUEUE) &&
1370 	       (queue <= IWL_MVM_DQA_MAX_DATA_QUEUE);
1371 }
1372 
iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm * mvm,u8 queue)1373 static inline bool iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm *mvm, u8 queue)
1374 {
1375 	return (queue >= IWL_MVM_DQA_MIN_MGMT_QUEUE) &&
1376 	       (queue <= IWL_MVM_DQA_MAX_MGMT_QUEUE);
1377 }
1378 
iwl_mvm_is_lar_supported(struct iwl_mvm * mvm)1379 static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm)
1380 {
1381 	bool nvm_lar = mvm->nvm_data->lar_enabled;
1382 	bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa,
1383 				   IWL_UCODE_TLV_CAPA_LAR_SUPPORT);
1384 
1385 	/*
1386 	 * Enable LAR only if it is supported by the FW (TLV) &&
1387 	 * enabled in the NVM
1388 	 */
1389 	if (mvm->cfg->nvm_type == IWL_NVM_EXT)
1390 		return nvm_lar && tlv_lar;
1391 	else
1392 		return tlv_lar;
1393 }
1394 
iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm * mvm)1395 static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm)
1396 {
1397 	return fw_has_api(&mvm->fw->ucode_capa,
1398 			  IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) ||
1399 	       fw_has_capa(&mvm->fw->ucode_capa,
1400 			   IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC);
1401 }
1402 
iwl_mvm_bt_is_rrc_supported(struct iwl_mvm * mvm)1403 static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm)
1404 {
1405 	return fw_has_capa(&mvm->fw->ucode_capa,
1406 			   IWL_UCODE_TLV_CAPA_BT_COEX_RRC) &&
1407 		IWL_MVM_BT_COEX_RRC;
1408 }
1409 
iwl_mvm_is_csum_supported(struct iwl_mvm * mvm)1410 static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm)
1411 {
1412 	return fw_has_capa(&mvm->fw->ucode_capa,
1413 			   IWL_UCODE_TLV_CAPA_CSUM_SUPPORT) &&
1414 		!IWL_MVM_HW_CSUM_DISABLE;
1415 }
1416 
iwl_mvm_is_mplut_supported(struct iwl_mvm * mvm)1417 static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm)
1418 {
1419 	return fw_has_capa(&mvm->fw->ucode_capa,
1420 			   IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) &&
1421 		IWL_MVM_BT_COEX_MPLUT;
1422 }
1423 
1424 static inline
iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm * mvm)1425 bool iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm *mvm)
1426 {
1427 	return fw_has_capa(&mvm->fw->ucode_capa,
1428 			   IWL_UCODE_TLV_CAPA_P2P_SCM_UAPSD) &&
1429 		!(iwlwifi_mod_params.uapsd_disable &
1430 		  IWL_DISABLE_UAPSD_P2P_CLIENT);
1431 }
1432 
iwl_mvm_has_new_rx_api(struct iwl_mvm * mvm)1433 static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm)
1434 {
1435 	return fw_has_capa(&mvm->fw->ucode_capa,
1436 			   IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT);
1437 }
1438 
iwl_mvm_has_mld_api(const struct iwl_fw * fw)1439 static inline bool iwl_mvm_has_mld_api(const struct iwl_fw *fw)
1440 {
1441 	return fw_has_capa(&fw->ucode_capa,
1442 			   IWL_UCODE_TLV_CAPA_MLD_API_SUPPORT);
1443 }
1444 
iwl_mvm_has_new_station_api(const struct iwl_fw * fw)1445 static inline bool iwl_mvm_has_new_station_api(const struct iwl_fw *fw)
1446 {
1447 	return iwl_mvm_has_mld_api(fw) ||
1448 	       iwl_fw_lookup_cmd_ver(fw, ADD_STA, 0) >= 12;
1449 }
1450 
iwl_mvm_has_new_tx_api(struct iwl_mvm * mvm)1451 static inline bool iwl_mvm_has_new_tx_api(struct iwl_mvm *mvm)
1452 {
1453 	/* TODO - replace with TLV once defined */
1454 	return mvm->trans->trans_cfg->gen2;
1455 }
1456 
iwl_mvm_has_unified_ucode(struct iwl_mvm * mvm)1457 static inline bool iwl_mvm_has_unified_ucode(struct iwl_mvm *mvm)
1458 {
1459 	/* TODO - better define this */
1460 	return mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_22000;
1461 }
1462 
iwl_mvm_is_cdb_supported(struct iwl_mvm * mvm)1463 static inline bool iwl_mvm_is_cdb_supported(struct iwl_mvm *mvm)
1464 {
1465 	/*
1466 	 * TODO:
1467 	 * The issue of how to determine CDB APIs and usage is still not fully
1468 	 * defined.
1469 	 * There is a compilation for CDB and non-CDB FW, but there may
1470 	 * be also runtime check.
1471 	 * For now there is a TLV for checking compilation mode, but a
1472 	 * runtime check will also have to be here - once defined.
1473 	 */
1474 	return fw_has_capa(&mvm->fw->ucode_capa,
1475 			   IWL_UCODE_TLV_CAPA_CDB_SUPPORT);
1476 }
1477 
iwl_mvm_cdb_scan_api(struct iwl_mvm * mvm)1478 static inline bool iwl_mvm_cdb_scan_api(struct iwl_mvm *mvm)
1479 {
1480 	/*
1481 	 * TODO: should this be the same as iwl_mvm_is_cdb_supported()?
1482 	 * but then there's a little bit of code in scan that won't make
1483 	 * any sense...
1484 	 */
1485 	return mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_22000;
1486 }
1487 
iwl_mvm_is_scan_ext_chan_supported(struct iwl_mvm * mvm)1488 static inline bool iwl_mvm_is_scan_ext_chan_supported(struct iwl_mvm *mvm)
1489 {
1490 	return fw_has_api(&mvm->fw->ucode_capa,
1491 			  IWL_UCODE_TLV_API_SCAN_EXT_CHAN_VER);
1492 }
1493 
1494 
iwl_mvm_is_reduced_config_scan_supported(struct iwl_mvm * mvm)1495 static inline bool iwl_mvm_is_reduced_config_scan_supported(struct iwl_mvm *mvm)
1496 {
1497 	return fw_has_api(&mvm->fw->ucode_capa,
1498 			  IWL_UCODE_TLV_API_REDUCED_SCAN_CONFIG);
1499 }
1500 
iwl_mvm_is_band_in_rx_supported(struct iwl_mvm * mvm)1501 static inline bool iwl_mvm_is_band_in_rx_supported(struct iwl_mvm *mvm)
1502 {
1503 	return fw_has_api(&mvm->fw->ucode_capa,
1504 			   IWL_UCODE_TLV_API_BAND_IN_RX_DATA);
1505 }
1506 
iwl_mvm_has_new_rx_stats_api(struct iwl_mvm * mvm)1507 static inline bool iwl_mvm_has_new_rx_stats_api(struct iwl_mvm *mvm)
1508 {
1509 	return fw_has_api(&mvm->fw->ucode_capa,
1510 			  IWL_UCODE_TLV_API_NEW_RX_STATS);
1511 }
1512 
iwl_mvm_has_quota_low_latency(struct iwl_mvm * mvm)1513 static inline bool iwl_mvm_has_quota_low_latency(struct iwl_mvm *mvm)
1514 {
1515 	return fw_has_api(&mvm->fw->ucode_capa,
1516 			  IWL_UCODE_TLV_API_QUOTA_LOW_LATENCY);
1517 }
1518 
iwl_mvm_has_tlc_offload(const struct iwl_mvm * mvm)1519 static inline bool iwl_mvm_has_tlc_offload(const struct iwl_mvm *mvm)
1520 {
1521 	return fw_has_capa(&mvm->fw->ucode_capa,
1522 			   IWL_UCODE_TLV_CAPA_TLC_OFFLOAD);
1523 }
1524 
1525 static inline struct agg_tx_status *
iwl_mvm_get_agg_status(struct iwl_mvm * mvm,void * tx_resp)1526 iwl_mvm_get_agg_status(struct iwl_mvm *mvm, void *tx_resp)
1527 {
1528 	if (iwl_mvm_has_new_tx_api(mvm))
1529 		return &((struct iwl_mvm_tx_resp *)tx_resp)->status;
1530 	else
1531 		return ((struct iwl_mvm_tx_resp_v3 *)tx_resp)->status;
1532 }
1533 
iwl_mvm_is_tt_in_fw(struct iwl_mvm * mvm)1534 static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm)
1535 {
1536 	/* these two TLV are redundant since the responsibility to CT-kill by
1537 	 * FW happens only after we send at least one command of
1538 	 * temperature THs report.
1539 	 */
1540 	return fw_has_capa(&mvm->fw->ucode_capa,
1541 			   IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) &&
1542 	       fw_has_capa(&mvm->fw->ucode_capa,
1543 			   IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT);
1544 }
1545 
iwl_mvm_is_ctdp_supported(struct iwl_mvm * mvm)1546 static inline bool iwl_mvm_is_ctdp_supported(struct iwl_mvm *mvm)
1547 {
1548 	return fw_has_capa(&mvm->fw->ucode_capa,
1549 			   IWL_UCODE_TLV_CAPA_CTDP_SUPPORT);
1550 }
1551 
iwl_mvm_is_esr_supported(struct iwl_trans * trans)1552 static inline bool iwl_mvm_is_esr_supported(struct iwl_trans *trans)
1553 {
1554 	if ((CSR_HW_RFID_TYPE(trans->hw_rf_id) == IWL_CFG_RF_TYPE_FM) &&
1555 	    !CSR_HW_RFID_IS_CDB(trans->hw_rf_id))
1556 		/* Step A doesn't support eSR */
1557 		return CSR_HW_RFID_STEP(trans->hw_rf_id);
1558 
1559 	return false;
1560 }
1561 
iwl_mvm_max_active_links(struct iwl_mvm * mvm,struct ieee80211_vif * vif)1562 static inline int iwl_mvm_max_active_links(struct iwl_mvm *mvm,
1563 					   struct ieee80211_vif *vif)
1564 {
1565 	struct iwl_trans *trans = mvm->fwrt.trans;
1566 
1567 	if (vif->type == NL80211_IFTYPE_AP)
1568 		return mvm->fw->ucode_capa.num_beacons;
1569 
1570 	if (iwl_mvm_is_esr_supported(trans) ||
1571 	    (CSR_HW_RFID_TYPE(trans->hw_rf_id) == IWL_CFG_RF_TYPE_FM &&
1572 	     CSR_HW_RFID_IS_CDB(trans->hw_rf_id)))
1573 		return IWL_MVM_FW_MAX_ACTIVE_LINKS_NUM;
1574 
1575 	return 1;
1576 }
1577 
1578 extern const u8 iwl_mvm_ac_to_tx_fifo[];
1579 extern const u8 iwl_mvm_ac_to_gen2_tx_fifo[];
1580 
iwl_mvm_mac_ac_to_tx_fifo(struct iwl_mvm * mvm,enum ieee80211_ac_numbers ac)1581 static inline u8 iwl_mvm_mac_ac_to_tx_fifo(struct iwl_mvm *mvm,
1582 					   enum ieee80211_ac_numbers ac)
1583 {
1584 	return iwl_mvm_has_new_tx_api(mvm) ?
1585 		iwl_mvm_ac_to_gen2_tx_fifo[ac] : iwl_mvm_ac_to_tx_fifo[ac];
1586 }
1587 
1588 struct iwl_rate_info {
1589 	u8 plcp;	/* uCode API:  IWL_RATE_6M_PLCP, etc. */
1590 	u8 plcp_siso;	/* uCode API:  IWL_RATE_SISO_6M_PLCP, etc. */
1591 	u8 plcp_mimo2;	/* uCode API:  IWL_RATE_MIMO2_6M_PLCP, etc. */
1592 	u8 plcp_mimo3;  /* uCode API:  IWL_RATE_MIMO3_6M_PLCP, etc. */
1593 	u8 ieee;	/* MAC header:  IWL_RATE_6M_IEEE, etc. */
1594 };
1595 
1596 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm);
1597 int __iwl_mvm_mac_start(struct iwl_mvm *mvm);
1598 
1599 /******************
1600  * MVM Methods
1601  ******************/
1602 /* uCode */
1603 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm);
1604 
1605 /* Utils */
1606 int iwl_mvm_legacy_hw_idx_to_mac80211_idx(u32 rate_n_flags,
1607 					  enum nl80211_band band);
1608 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
1609 					enum nl80211_band band);
1610 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
1611 			       enum nl80211_band band,
1612 			       struct ieee80211_tx_rate *r);
1613 void iwl_mvm_hwrate_to_tx_rate_v1(u32 rate_n_flags,
1614 				  enum nl80211_band band,
1615 				  struct ieee80211_tx_rate *r);
1616 u8 iwl_mvm_mac80211_idx_to_hwrate(const struct iwl_fw *fw, int rate_idx);
1617 u8 iwl_mvm_mac80211_ac_to_ucode_ac(enum ieee80211_ac_numbers ac);
1618 bool iwl_mvm_is_nic_ack_enabled(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1619 
iwl_mvm_dump_nic_error_log(struct iwl_mvm * mvm)1620 static inline void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm)
1621 {
1622 	iwl_fwrt_dump_error_logs(&mvm->fwrt);
1623 }
1624 
1625 u8 first_antenna(u8 mask);
1626 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
1627 void iwl_mvm_get_sync_time(struct iwl_mvm *mvm, int clock_type, u32 *gp2,
1628 			   u64 *boottime, ktime_t *realtime);
1629 u32 iwl_mvm_get_systime(struct iwl_mvm *mvm);
1630 
1631 /* Tx / Host Commands */
1632 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
1633 				  struct iwl_host_cmd *cmd);
1634 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id,
1635 				      u32 flags, u16 len, const void *data);
1636 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
1637 					 struct iwl_host_cmd *cmd,
1638 					 u32 *status);
1639 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id,
1640 					     u16 len, const void *data,
1641 					     u32 *status);
1642 int iwl_mvm_tx_skb_sta(struct iwl_mvm *mvm, struct sk_buff *skb,
1643 		       struct ieee80211_sta *sta);
1644 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
1645 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
1646 			struct iwl_tx_cmd *tx_cmd,
1647 			struct ieee80211_tx_info *info, u8 sta_id);
1648 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd,
1649 			    struct ieee80211_tx_info *info,
1650 			    struct ieee80211_sta *sta, __le16 fc);
1651 void iwl_mvm_mac_itxq_xmit(struct ieee80211_hw *hw, struct ieee80211_txq *txq);
1652 unsigned int iwl_mvm_max_amsdu_size(struct iwl_mvm *mvm,
1653 				    struct ieee80211_sta *sta,
1654 				    unsigned int tid);
1655 
1656 #ifdef CONFIG_IWLWIFI_DEBUG
1657 const char *iwl_mvm_get_tx_fail_reason(u32 status);
1658 #else
iwl_mvm_get_tx_fail_reason(u32 status)1659 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
1660 #endif
1661 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk);
1662 int iwl_mvm_flush_sta(struct iwl_mvm *mvm, u32 sta_id, u32 tfd_queue_mask);
1663 int iwl_mvm_flush_sta_tids(struct iwl_mvm *mvm, u32 sta_id, u16 tids);
1664 
1665 /* Utils to extract sta related data */
1666 __le32 iwl_mvm_get_sta_htc_flags(struct ieee80211_sta *sta,
1667 				 struct ieee80211_link_sta *link_sta);
1668 u8 iwl_mvm_get_sta_uapsd_acs(struct ieee80211_sta *sta);
1669 u32 iwl_mvm_get_sta_ampdu_dens(struct ieee80211_link_sta *link_sta,
1670 			       struct ieee80211_bss_conf *link_conf,
1671 			       u32 *_agg_size);
1672 int iwl_mvm_set_sta_pkt_ext(struct iwl_mvm *mvm,
1673 			    struct ieee80211_link_sta *link_sta,
1674 			    struct iwl_he_pkt_ext_v2 *pkt_ext);
1675 
1676 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
1677 
iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info * info,struct iwl_tx_cmd * tx_cmd)1678 static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info,
1679 					   struct iwl_tx_cmd *tx_cmd)
1680 {
1681 	struct ieee80211_key_conf *keyconf = info->control.hw_key;
1682 
1683 	tx_cmd->sec_ctl = TX_CMD_SEC_CCM;
1684 	memcpy(tx_cmd->key, keyconf->key, keyconf->keylen);
1685 }
1686 
iwl_mvm_wait_for_async_handlers(struct iwl_mvm * mvm)1687 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
1688 {
1689 	flush_work(&mvm->async_handlers_wk);
1690 }
1691 
1692 /* Statistics */
1693 void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm,
1694 				  struct iwl_rx_packet *pkt);
1695 void iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
1696 			   struct iwl_rx_cmd_buffer *rxb);
1697 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear);
1698 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm);
1699 
1700 /* NVM */
1701 int iwl_nvm_init(struct iwl_mvm *mvm);
1702 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
1703 
iwl_mvm_get_valid_tx_ant(struct iwl_mvm * mvm)1704 static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm)
1705 {
1706 	return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ?
1707 	       mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant :
1708 	       mvm->fw->valid_tx_ant;
1709 }
1710 
iwl_mvm_get_valid_rx_ant(struct iwl_mvm * mvm)1711 static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm)
1712 {
1713 	return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ?
1714 	       mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant :
1715 	       mvm->fw->valid_rx_ant;
1716 }
1717 
iwl_mvm_toggle_tx_ant(struct iwl_mvm * mvm,u8 * ant)1718 static inline void iwl_mvm_toggle_tx_ant(struct iwl_mvm *mvm, u8 *ant)
1719 {
1720 	*ant = iwl_mvm_next_antenna(mvm, iwl_mvm_get_valid_tx_ant(mvm), *ant);
1721 }
1722 
iwl_mvm_get_phy_config(struct iwl_mvm * mvm)1723 static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm)
1724 {
1725 	u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN |
1726 			   FW_PHY_CFG_RX_CHAIN);
1727 	u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm);
1728 	u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm);
1729 
1730 	phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS |
1731 		      valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS;
1732 
1733 	return mvm->fw->phy_config & phy_config;
1734 }
1735 
1736 int iwl_mvm_up(struct iwl_mvm *mvm);
1737 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
1738 
1739 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
1740 
1741 void iwl_mvm_mac_init_mvmvif(struct iwl_mvm *mvm, struct iwl_mvm_vif *mvmvif);
1742 
1743 /*
1744  * FW notifications / CMD responses handlers
1745  * Convention: iwl_mvm_rx_<NAME OF THE CMD>
1746  */
1747 void iwl_mvm_rx_mq(struct iwl_op_mode *op_mode,
1748 		   struct napi_struct *napi,
1749 		   struct iwl_rx_cmd_buffer *rxb);
1750 void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1751 void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi,
1752 			struct iwl_rx_cmd_buffer *rxb);
1753 void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi,
1754 			struct iwl_rx_cmd_buffer *rxb, int queue);
1755 void iwl_mvm_rx_monitor_no_data(struct iwl_mvm *mvm, struct napi_struct *napi,
1756 				struct iwl_rx_cmd_buffer *rxb, int queue);
1757 void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi,
1758 			      struct iwl_rx_cmd_buffer *rxb, int queue);
1759 void iwl_mvm_rx_bar_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi,
1760 				  struct iwl_rx_cmd_buffer *rxb, int queue);
1761 void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct napi_struct *napi,
1762 			    struct iwl_rx_cmd_buffer *rxb, int queue);
1763 void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1764 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm,
1765 				   struct iwl_rx_cmd_buffer *rxb);
1766 void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags);
1767 void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1768 void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
1769 				   struct iwl_rx_cmd_buffer *rxb);
1770 void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1771 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
1772 			     struct iwl_rx_cmd_buffer *rxb);
1773 void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm,
1774 				     struct iwl_rx_cmd_buffer *rxb);
1775 
1776 /* MVM PHY */
1777 struct iwl_mvm_phy_ctxt *iwl_mvm_get_free_phy_ctxt(struct iwl_mvm *mvm);
1778 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1779 			 struct cfg80211_chan_def *chandef,
1780 			 u8 chains_static, u8 chains_dynamic);
1781 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1782 			     struct cfg80211_chan_def *chandef,
1783 			     u8 chains_static, u8 chains_dynamic);
1784 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
1785 			  struct iwl_mvm_phy_ctxt *ctxt);
1786 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
1787 			    struct iwl_mvm_phy_ctxt *ctxt);
1788 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm);
1789 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef);
1790 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef);
1791 int iwl_mvm_phy_send_rlc(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1792 			 u8 chains_static, u8 chains_dynamic);
1793 
1794 /* MAC (virtual interface) programming */
1795 
1796 void iwl_mvm_prepare_mac_removal(struct iwl_mvm *mvm,
1797 				 struct ieee80211_vif *vif);
1798 void iwl_mvm_set_fw_basic_rates(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1799 				struct ieee80211_bss_conf *link_conf,
1800 				__le32 *cck_rates, __le32 *ofdm_rates);
1801 void iwl_mvm_set_fw_protection_flags(struct iwl_mvm *mvm,
1802 				     struct ieee80211_vif *vif,
1803 				     struct ieee80211_bss_conf *link_conf,
1804 				     __le32 *protection_flags, u32 ht_flag,
1805 				     u32 tgg_flag);
1806 void iwl_mvm_set_fw_qos_params(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1807 			       struct ieee80211_bss_conf *link_conf,
1808 			       struct iwl_ac_qos *ac, __le32 *qos_flags);
1809 bool iwl_mvm_set_fw_mu_edca_params(struct iwl_mvm *mvm,
1810 				   const struct iwl_mvm_vif_link_info *link_info,
1811 				   struct iwl_he_backoff_conf *trig_based_txf);
1812 void iwl_mvm_set_fw_dtim_tbtt(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1813 			      struct ieee80211_bss_conf *link_conf,
1814 			      __le64 *dtim_tsf, __le32 *dtim_time,
1815 			      __le32 *assoc_beacon_arrive_time);
1816 __le32 iwl_mac_ctxt_p2p_dev_has_extended_disc(struct iwl_mvm *mvm,
1817 					      struct ieee80211_vif *vif);
1818 void iwl_mvm_mac_ctxt_cmd_ap_set_filter_flags(struct iwl_mvm *mvm,
1819 					      struct iwl_mvm_vif *mvmvif,
1820 					      __le32 *filter_flags,
1821 					      int accept_probe_req_flag,
1822 					      int accept_beacon_flag);
1823 int iwl_mvm_get_mac_type(struct ieee80211_vif *vif);
1824 __le32 iwl_mvm_mac_ctxt_cmd_p2p_sta_get_oppps_ctwin(struct iwl_mvm *mvm,
1825 						    struct ieee80211_vif *vif);
1826 u32 iwl_mvm_mac_ctxt_cmd_sta_get_twt_policy(struct iwl_mvm *mvm,
1827 					    struct ieee80211_vif *vif);
1828 int iwl_mvm_mld_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1829 int iwl_mvm_mld_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1830 				 bool force_assoc_off);
1831 int iwl_mvm_mld_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1832 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1833 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1834 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1835 			     bool force_assoc_off, const u8 *bssid_override);
1836 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1837 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
1838 				    struct ieee80211_vif *vif,
1839 				    struct ieee80211_bss_conf *link_conf);
1840 int iwl_mvm_mac_ctxt_send_beacon_cmd(struct iwl_mvm *mvm,
1841 				     struct sk_buff *beacon,
1842 				     void *data, int len);
1843 u8 iwl_mvm_mac_ctxt_get_beacon_rate(struct iwl_mvm *mvm,
1844 				    struct ieee80211_tx_info *info,
1845 				    struct ieee80211_vif *vif);
1846 u8 iwl_mvm_mac_ctxt_get_lowest_rate(struct iwl_mvm *mvm,
1847 				    struct ieee80211_tx_info *info,
1848 				    struct ieee80211_vif *vif);
1849 u16 iwl_mvm_mac_ctxt_get_beacon_flags(const struct iwl_fw *fw,
1850 				      u8 rate_idx);
1851 void iwl_mvm_mac_ctxt_set_tim(struct iwl_mvm *mvm,
1852 			      __le32 *tim_index, __le32 *tim_size,
1853 			      u8 *beacon, u32 frame_size);
1854 void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
1855 			     struct iwl_rx_cmd_buffer *rxb);
1856 void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
1857 				     struct iwl_rx_cmd_buffer *rxb);
1858 void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm,
1859 				    struct iwl_rx_cmd_buffer *rxb);
1860 void iwl_mvm_mu_mimo_grp_notif(struct iwl_mvm *mvm,
1861 			       struct iwl_rx_cmd_buffer *rxb);
1862 void iwl_mvm_sta_pm_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1863 void iwl_mvm_window_status_notif(struct iwl_mvm *mvm,
1864 				 struct iwl_rx_cmd_buffer *rxb);
1865 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
1866 				    struct ieee80211_vif *vif);
1867 void iwl_mvm_probe_resp_data_notif(struct iwl_mvm *mvm,
1868 				   struct iwl_rx_cmd_buffer *rxb);
1869 void iwl_mvm_rx_missed_vap_notif(struct iwl_mvm *mvm,
1870 				 struct iwl_rx_cmd_buffer *rxb);
1871 void iwl_mvm_channel_switch_start_notif(struct iwl_mvm *mvm,
1872 					struct iwl_rx_cmd_buffer *rxb);
1873 void iwl_mvm_channel_switch_error_notif(struct iwl_mvm *mvm,
1874 					struct iwl_rx_cmd_buffer *rxb);
1875 /* Bindings */
1876 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1877 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1878 u32 iwl_mvm_get_lmac_id(struct iwl_mvm *mvm, enum nl80211_band band);
1879 
1880 /* Links */
1881 int iwl_mvm_add_link(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1882 		     struct ieee80211_bss_conf *link_conf);
1883 int iwl_mvm_link_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1884 			 struct ieee80211_bss_conf *link_conf,
1885 			 u32 changes, bool active);
1886 int iwl_mvm_remove_link(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1887 			struct ieee80211_bss_conf *link_conf);
1888 int iwl_mvm_disable_link(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1889 			 struct ieee80211_bss_conf *link_conf);
1890 
1891 /* AP and IBSS */
1892 bool iwl_mvm_start_ap_ibss_common(struct ieee80211_hw *hw,
1893 				  struct ieee80211_vif *vif, int *ret);
1894 void iwl_mvm_stop_ap_ibss_common(struct iwl_mvm *mvm,
1895 				 struct ieee80211_vif *vif);
1896 
1897 /* BSS Info */
1898 /**
1899  * struct iwl_mvm_bss_info_changed_ops - callbacks for the bss_info_changed()
1900  *
1901  * Since the only difference between both MLD and
1902  * non-MLD versions of bss_info_changed() is these function calls,
1903  * each version will send its specific function calls to
1904  * %iwl_mvm_bss_info_changed_common().
1905  *
1906  * @bss_info_changed_sta: pointer to the function that handles changes
1907  *	in bss_info in sta mode
1908  * @bss_info_changed_ap_ibss: pointer to the function that handles changes
1909  *	in bss_info in ap and ibss modes
1910  */
1911 struct iwl_mvm_bss_info_changed_ops {
1912 	void (*bss_info_changed_sta)(struct iwl_mvm *mvm,
1913 				     struct ieee80211_vif *vif,
1914 				     struct ieee80211_bss_conf *bss_conf,
1915 				     u64 changes);
1916 	void (*bss_info_changed_ap_ibss)(struct iwl_mvm *mvm,
1917 					 struct ieee80211_vif *vif,
1918 					 struct ieee80211_bss_conf *bss_conf,
1919 					 u64 changes);
1920 };
1921 
1922 void
1923 iwl_mvm_bss_info_changed_common(struct ieee80211_hw *hw,
1924 				struct ieee80211_vif *vif,
1925 				struct ieee80211_bss_conf *bss_conf,
1926 				const struct iwl_mvm_bss_info_changed_ops *callbacks,
1927 				u64 changes);
1928 void
1929 iwl_mvm_bss_info_changed_station_common(struct iwl_mvm *mvm,
1930 					struct ieee80211_vif *vif,
1931 					struct ieee80211_bss_conf *link_conf,
1932 					u64 changes);
1933 void iwl_mvm_bss_info_changed_station_assoc(struct iwl_mvm *mvm,
1934 					    struct ieee80211_vif *vif,
1935 					    u64 changes);
1936 
1937 /* ROC */
1938 /**
1939  * struct iwl_mvm_roc_ops - callbacks for the remain_on_channel()
1940  *
1941  * Since the only difference between both MLD and
1942  * non-MLD versions of remain_on_channel() is these function calls,
1943  * each version will send its specific function calls to
1944  * %iwl_mvm_roc_common().
1945  *
1946  * @add_aux_sta_for_hs20: pointer to the function that adds an aux sta
1947  *	for Hot Spot 2.0
1948  * @link: For a P2P Device interface, pointer to a function that links the
1949  *      MAC/Link to the PHY context
1950  */
1951 struct iwl_mvm_roc_ops {
1952 	int (*add_aux_sta_for_hs20)(struct iwl_mvm *mvm, u32 lmac_id);
1953 	int (*link)(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1954 };
1955 
1956 int iwl_mvm_roc_common(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1957 		       struct ieee80211_channel *channel, int duration,
1958 		       enum ieee80211_roc_type type,
1959 		       const struct iwl_mvm_roc_ops *ops);
1960 int iwl_mvm_cancel_roc(struct ieee80211_hw *hw,
1961 		       struct ieee80211_vif *vif);
1962 /*Session Protection */
1963 void iwl_mvm_protect_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1964 			   u32 duration_override);
1965 
1966 /* Quota management */
iwl_mvm_quota_cmd_size(struct iwl_mvm * mvm)1967 static inline size_t iwl_mvm_quota_cmd_size(struct iwl_mvm *mvm)
1968 {
1969 	return iwl_mvm_has_quota_low_latency(mvm) ?
1970 		sizeof(struct iwl_time_quota_cmd) :
1971 		sizeof(struct iwl_time_quota_cmd_v1);
1972 }
1973 
1974 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)1975 *iwl_mvm_quota_cmd_get_quota(struct iwl_mvm *mvm,
1976 			     struct iwl_time_quota_cmd *cmd,
1977 			     int i)
1978 {
1979 	struct iwl_time_quota_data_v1 *quotas;
1980 
1981 	if (iwl_mvm_has_quota_low_latency(mvm))
1982 		return &cmd->quotas[i];
1983 
1984 	quotas = (struct iwl_time_quota_data_v1 *)cmd->quotas;
1985 	return (struct iwl_time_quota_data *)&quotas[i];
1986 }
1987 
1988 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload,
1989 			  struct ieee80211_vif *disabled_vif);
1990 
1991 /* Scanning */
1992 int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1993 			   struct cfg80211_scan_request *req,
1994 			   struct ieee80211_scan_ies *ies);
1995 size_t iwl_mvm_scan_size(struct iwl_mvm *mvm);
1996 int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify);
1997 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm);
1998 void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm);
1999 void iwl_mvm_scan_timeout_wk(struct work_struct *work);
2000 
2001 /* Scheduled scan */
2002 void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm,
2003 					 struct iwl_rx_cmd_buffer *rxb);
2004 void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm,
2005 					      struct iwl_rx_cmd_buffer *rxb);
2006 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
2007 			     struct ieee80211_vif *vif,
2008 			     struct cfg80211_sched_scan_request *req,
2009 			     struct ieee80211_scan_ies *ies,
2010 			     int type);
2011 void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm,
2012 				 struct iwl_rx_cmd_buffer *rxb);
2013 
2014 /* UMAC scan */
2015 int iwl_mvm_config_scan(struct iwl_mvm *mvm);
2016 void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm,
2017 					 struct iwl_rx_cmd_buffer *rxb);
2018 void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm,
2019 					      struct iwl_rx_cmd_buffer *rxb);
2020 
2021 /* MVM debugfs */
2022 #ifdef CONFIG_IWLWIFI_DEBUGFS
2023 void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm);
2024 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2025 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2026 #else
iwl_mvm_dbgfs_register(struct iwl_mvm * mvm)2027 static inline void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm)
2028 {
2029 }
2030 static inline void
iwl_mvm_vif_dbgfs_register(struct iwl_mvm * mvm,struct ieee80211_vif * vif)2031 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
2032 {
2033 }
2034 static inline void
iwl_mvm_vif_dbgfs_clean(struct iwl_mvm * mvm,struct ieee80211_vif * vif)2035 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
2036 {
2037 }
2038 #endif /* CONFIG_IWLWIFI_DEBUGFS */
2039 
2040 /* rate scaling */
2041 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq);
2042 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg);
2043 int rs_pretty_print_rate_v1(char *buf, int bufsz, const u32 rate);
2044 void rs_update_last_rssi(struct iwl_mvm *mvm,
2045 			 struct iwl_mvm_sta *mvmsta,
2046 			 struct ieee80211_rx_status *rx_status);
2047 
2048 /* power management */
2049 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
2050 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
2051 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm);
2052 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2053 				 char *buf, int bufsz);
2054 
2055 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2056 void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
2057 					      struct iwl_rx_cmd_buffer *rxb);
2058 
2059 #ifdef CONFIG_IWLWIFI_LEDS
2060 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
2061 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
2062 void iwl_mvm_leds_sync(struct iwl_mvm *mvm);
2063 #else
iwl_mvm_leds_init(struct iwl_mvm * mvm)2064 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
2065 {
2066 	return 0;
2067 }
iwl_mvm_leds_exit(struct iwl_mvm * mvm)2068 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
2069 {
2070 }
iwl_mvm_leds_sync(struct iwl_mvm * mvm)2071 static inline void iwl_mvm_leds_sync(struct iwl_mvm *mvm)
2072 {
2073 }
2074 #endif
2075 
2076 /* D3 (WoWLAN, NetDetect) */
2077 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
2078 int iwl_mvm_resume(struct ieee80211_hw *hw);
2079 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
2080 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
2081 			    struct ieee80211_vif *vif,
2082 			    struct cfg80211_gtk_rekey_data *data);
2083 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
2084 			      struct ieee80211_vif *vif,
2085 			      struct inet6_dev *idev);
2086 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
2087 				     struct ieee80211_vif *vif, int idx);
2088 extern const struct file_operations iwl_dbgfs_d3_test_ops;
2089 #ifdef CONFIG_PM
2090 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
2091 				 struct ieee80211_vif *vif);
2092 #else
2093 static inline void
iwl_mvm_set_last_nonqos_seq(struct iwl_mvm * mvm,struct ieee80211_vif * vif)2094 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
2095 {
2096 }
2097 #endif
2098 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
2099 				struct iwl_wowlan_config_cmd *cmd);
2100 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
2101 			       struct ieee80211_vif *vif,
2102 			       bool disable_offloading,
2103 			       bool offload_ns,
2104 			       u32 cmd_flags);
2105 
2106 /* BT Coex */
2107 int iwl_mvm_send_bt_init_conf(struct iwl_mvm *mvm);
2108 void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
2109 			      struct iwl_rx_cmd_buffer *rxb);
2110 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2111 			   enum ieee80211_rssi_event_data);
2112 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
2113 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
2114 				struct ieee80211_sta *sta);
2115 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
2116 				     struct ieee80211_sta *sta);
2117 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant);
2118 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
2119 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
2120 				    enum nl80211_band band);
2121 u8 iwl_mvm_bt_coex_get_single_ant_msk(struct iwl_mvm *mvm, u8 enabled_ants);
2122 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
2123 			   struct ieee80211_tx_info *info, u8 ac);
2124 
2125 /* beacon filtering */
2126 #ifdef CONFIG_IWLWIFI_DEBUGFS
2127 void
2128 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
2129 					 struct iwl_beacon_filter_cmd *cmd);
2130 #else
2131 static inline void
iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif * vif,struct iwl_beacon_filter_cmd * cmd)2132 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
2133 					 struct iwl_beacon_filter_cmd *cmd)
2134 {}
2135 #endif
2136 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
2137 				 struct ieee80211_vif *vif,
2138 				 u32 flags);
2139 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
2140 				  struct ieee80211_vif *vif,
2141 				  u32 flags);
2142 /* SMPS */
2143 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2144 				enum iwl_mvm_smps_type_request req_type,
2145 				enum ieee80211_smps_mode smps_request,
2146 				unsigned int link_id);
2147 void
2148 iwl_mvm_update_smps_on_active_links(struct iwl_mvm *mvm,
2149 				    struct ieee80211_vif *vif,
2150 				    enum iwl_mvm_smps_type_request req_type,
2151 				    enum ieee80211_smps_mode smps_request);
2152 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm,
2153 				  struct iwl_mvm_phy_ctxt *ctxt);
2154 void iwl_mvm_update_link_smps(struct ieee80211_vif *vif,
2155 			      struct ieee80211_bss_conf *link_conf);
2156 
2157 /* Low latency */
2158 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2159 			      bool low_latency,
2160 			      enum iwl_mvm_low_latency_cause cause);
2161 /* get SystemLowLatencyMode - only needed for beacon threshold? */
2162 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
2163 bool iwl_mvm_low_latency_band(struct iwl_mvm *mvm, enum nl80211_band band);
2164 void iwl_mvm_send_low_latency_cmd(struct iwl_mvm *mvm, bool low_latency,
2165 				  u16 mac_id);
2166 
2167 /* get VMACLowLatencyMode */
iwl_mvm_vif_low_latency(struct iwl_mvm_vif * mvmvif)2168 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
2169 {
2170 	/*
2171 	 * should this consider associated/active/... state?
2172 	 *
2173 	 * Normally low-latency should only be active on interfaces
2174 	 * that are active, but at least with debugfs it can also be
2175 	 * enabled on interfaces that aren't active. However, when
2176 	 * interface aren't active then they aren't added into the
2177 	 * binding, so this has no real impact. For now, just return
2178 	 * the current desired low-latency state.
2179 	 */
2180 	return mvmvif->low_latency_actual;
2181 }
2182 
2183 static inline
iwl_mvm_vif_set_low_latency(struct iwl_mvm_vif * mvmvif,bool set,enum iwl_mvm_low_latency_cause cause)2184 void iwl_mvm_vif_set_low_latency(struct iwl_mvm_vif *mvmvif, bool set,
2185 				 enum iwl_mvm_low_latency_cause cause)
2186 {
2187 	u8 new_state;
2188 
2189 	if (set)
2190 		mvmvif->low_latency |= cause;
2191 	else
2192 		mvmvif->low_latency &= ~cause;
2193 
2194 	/*
2195 	 * if LOW_LATENCY_DEBUGFS_FORCE_ENABLE is enabled no changes are
2196 	 * allowed to actual mode.
2197 	 */
2198 	if (mvmvif->low_latency & LOW_LATENCY_DEBUGFS_FORCE_ENABLE &&
2199 	    cause != LOW_LATENCY_DEBUGFS_FORCE_ENABLE)
2200 		return;
2201 
2202 	if (cause == LOW_LATENCY_DEBUGFS_FORCE_ENABLE && set)
2203 		/*
2204 		 * We enter force state
2205 		 */
2206 		new_state = !!(mvmvif->low_latency &
2207 			       LOW_LATENCY_DEBUGFS_FORCE);
2208 	else
2209 		/*
2210 		 * Check if any other one set low latency
2211 		 */
2212 		new_state = !!(mvmvif->low_latency &
2213 				  ~(LOW_LATENCY_DEBUGFS_FORCE_ENABLE |
2214 				    LOW_LATENCY_DEBUGFS_FORCE));
2215 
2216 	mvmvif->low_latency_actual = new_state;
2217 }
2218 
2219 /* Return a bitmask with all the hw supported queues, except for the
2220  * command queue, which can't be flushed.
2221  */
iwl_mvm_flushable_queues(struct iwl_mvm * mvm)2222 static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm)
2223 {
2224 	return ((BIT(mvm->trans->trans_cfg->base_params->num_of_queues) - 1) &
2225 		~BIT(IWL_MVM_DQA_CMD_QUEUE));
2226 }
2227 
2228 void iwl_mvm_stop_device(struct iwl_mvm *mvm);
2229 
2230 /* Thermal management and CT-kill */
2231 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
2232 void iwl_mvm_temp_notif(struct iwl_mvm *mvm,
2233 			struct iwl_rx_cmd_buffer *rxb);
2234 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
2235 void iwl_mvm_thermal_initialize(struct iwl_mvm *mvm, u32 min_backoff);
2236 void iwl_mvm_thermal_exit(struct iwl_mvm *mvm);
2237 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
2238 int iwl_mvm_get_temp(struct iwl_mvm *mvm, s32 *temp);
2239 void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
2240 void iwl_mvm_enter_ctkill(struct iwl_mvm *mvm);
2241 int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm *mvm);
2242 int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 budget);
2243 
2244 #if IS_ENABLED(CONFIG_IWLMEI)
2245 
2246 /* vendor commands */
2247 void iwl_mvm_vendor_cmds_register(struct iwl_mvm *mvm);
2248 
2249 #else
2250 
iwl_mvm_vendor_cmds_register(struct iwl_mvm * mvm)2251 static inline void iwl_mvm_vendor_cmds_register(struct iwl_mvm *mvm) {}
2252 
2253 #endif
2254 
2255 /* Location Aware Regulatory */
2256 struct iwl_mcc_update_resp_v8 *
2257 iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2,
2258 		   enum iwl_mcc_source src_id);
2259 int iwl_mvm_init_mcc(struct iwl_mvm *mvm);
2260 void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm,
2261 				struct iwl_rx_cmd_buffer *rxb);
2262 struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy,
2263 						  const char *alpha2,
2264 						  enum iwl_mcc_source src_id,
2265 						  bool *changed);
2266 struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm,
2267 							  bool *changed);
2268 int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm);
2269 void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm);
2270 
2271 /* smart fifo */
2272 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2273 		      bool added_vif);
2274 
2275 /* FTM responder */
2276 int iwl_mvm_ftm_start_responder(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2277 				struct ieee80211_bss_conf *bss_conf);
2278 void iwl_mvm_ftm_restart_responder(struct iwl_mvm *mvm,
2279 				   struct ieee80211_vif *vif,
2280 				   struct ieee80211_bss_conf *bss_conf);
2281 void iwl_mvm_ftm_responder_stats(struct iwl_mvm *mvm,
2282 				 struct iwl_rx_cmd_buffer *rxb);
2283 int iwl_mvm_ftm_resp_remove_pasn_sta(struct iwl_mvm *mvm,
2284 				     struct ieee80211_vif *vif, u8 *addr);
2285 int iwl_mvm_ftm_respoder_add_pasn_sta(struct iwl_mvm *mvm,
2286 				      struct ieee80211_vif *vif,
2287 				      u8 *addr, u32 cipher, u8 *tk, u32 tk_len,
2288 				      u8 *hltk, u32 hltk_len);
2289 void iwl_mvm_ftm_responder_clear(struct iwl_mvm *mvm,
2290 				 struct ieee80211_vif *vif);
2291 
2292 /* FTM initiator */
2293 void iwl_mvm_ftm_restart(struct iwl_mvm *mvm);
2294 void iwl_mvm_ftm_range_resp(struct iwl_mvm *mvm,
2295 			    struct iwl_rx_cmd_buffer *rxb);
2296 void iwl_mvm_ftm_lc_notif(struct iwl_mvm *mvm,
2297 			  struct iwl_rx_cmd_buffer *rxb);
2298 int iwl_mvm_ftm_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2299 		      struct cfg80211_pmsr_request *request);
2300 void iwl_mvm_ftm_abort(struct iwl_mvm *mvm, struct cfg80211_pmsr_request *req);
2301 void iwl_mvm_ftm_initiator_smooth_config(struct iwl_mvm *mvm);
2302 void iwl_mvm_ftm_initiator_smooth_stop(struct iwl_mvm *mvm);
2303 int iwl_mvm_ftm_add_pasn_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2304 			     u8 *addr, u32 cipher, u8 *tk, u32 tk_len,
2305 			     u8 *hltk, u32 hltk_len);
2306 void iwl_mvm_ftm_remove_pasn_sta(struct iwl_mvm *mvm, u8 *addr);
2307 
2308 /* TDLS */
2309 
2310 /*
2311  * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present.
2312  * This TID is marked as used vs the AP and all connected TDLS peers.
2313  */
2314 #define IWL_MVM_TDLS_FW_TID 4
2315 
2316 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2317 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm);
2318 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2319 			       bool sta_added);
2320 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
2321 					   struct ieee80211_vif *vif);
2322 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw,
2323 				struct ieee80211_vif *vif,
2324 				struct ieee80211_sta *sta, u8 oper_class,
2325 				struct cfg80211_chan_def *chandef,
2326 				struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie);
2327 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw,
2328 				      struct ieee80211_vif *vif,
2329 				      struct ieee80211_tdls_ch_sw_params *params);
2330 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw,
2331 					struct ieee80211_vif *vif,
2332 					struct ieee80211_sta *sta);
2333 void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
2334 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work);
2335 
2336 void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm,
2337 				     enum iwl_mvm_rxq_notif_type type,
2338 				     bool sync,
2339 				     const void *data, u32 size);
2340 void iwl_mvm_reorder_timer_expired(struct timer_list *t);
2341 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm);
2342 struct ieee80211_vif *iwl_mvm_get_vif_by_macid(struct iwl_mvm *mvm, u32 macid);
2343 bool iwl_mvm_is_vif_assoc(struct iwl_mvm *mvm);
2344 
2345 #define MVM_TCM_PERIOD_MSEC 500
2346 #define MVM_TCM_PERIOD (HZ * MVM_TCM_PERIOD_MSEC / 1000)
2347 #define MVM_LL_PERIOD (10 * HZ)
2348 void iwl_mvm_tcm_work(struct work_struct *work);
2349 void iwl_mvm_recalc_tcm(struct iwl_mvm *mvm);
2350 void iwl_mvm_pause_tcm(struct iwl_mvm *mvm, bool with_cancel);
2351 void iwl_mvm_resume_tcm(struct iwl_mvm *mvm);
2352 void iwl_mvm_tcm_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2353 void iwl_mvm_tcm_rm_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2354 u8 iwl_mvm_tcm_load_percentage(u32 airtime, u32 elapsed);
2355 
2356 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
2357 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm,
2358 				    struct ieee80211_vif *vif,
2359 				    bool tdls, bool cmd_q);
2360 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2361 			     const char *errmsg);
2362 void iwl_mvm_event_frame_timeout_callback(struct iwl_mvm *mvm,
2363 					  struct ieee80211_vif *vif,
2364 					  const struct ieee80211_sta *sta,
2365 					  u16 tid);
2366 void iwl_mvm_mei_scan_filter_init(struct iwl_mei_scan_filter *mei_scan_filter);
2367 
2368 void iwl_mvm_ptp_init(struct iwl_mvm *mvm);
2369 void iwl_mvm_ptp_remove(struct iwl_mvm *mvm);
2370 u64 iwl_mvm_ptp_get_adj_time(struct iwl_mvm *mvm, u64 base_time);
2371 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b);
2372 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm);
2373 int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm);
2374 void iwl_mvm_get_acpi_tables(struct iwl_mvm *mvm);
2375 #ifdef CONFIG_IWLWIFI_DEBUGFS
2376 void iwl_mvm_link_sta_add_debugfs(struct ieee80211_hw *hw,
2377 				  struct ieee80211_vif *vif,
2378 				  struct ieee80211_link_sta *link_sta,
2379 				  struct dentry *dir);
2380 #endif
2381 
2382 /* new MLD related APIs */
2383 int iwl_mvm_sec_key_add(struct iwl_mvm *mvm,
2384 			struct ieee80211_vif *vif,
2385 			struct ieee80211_sta *sta,
2386 			struct ieee80211_key_conf *keyconf);
2387 int iwl_mvm_sec_key_del(struct iwl_mvm *mvm,
2388 			struct ieee80211_vif *vif,
2389 			struct ieee80211_sta *sta,
2390 			struct ieee80211_key_conf *keyconf);
2391 void iwl_mvm_sec_key_remove_ap(struct iwl_mvm *mvm,
2392 			       struct ieee80211_vif *vif,
2393 			       struct iwl_mvm_vif_link_info *link,
2394 			       unsigned int link_id);
2395 int iwl_mvm_mld_update_sta_keys(struct iwl_mvm *mvm,
2396 				struct ieee80211_vif *vif,
2397 				struct ieee80211_sta *sta,
2398 				u32 old_sta_mask,
2399 				u32 new_sta_mask);
2400 int iwl_mvm_mld_send_key(struct iwl_mvm *mvm, u32 sta_mask, u32 key_flags,
2401 			 struct ieee80211_key_conf *keyconf);
2402 u32 iwl_mvm_get_sec_flags(struct iwl_mvm *mvm,
2403 			  struct ieee80211_vif *vif,
2404 			  struct ieee80211_sta *sta,
2405 			  struct ieee80211_key_conf *keyconf);
2406 
2407 bool iwl_rfi_supported(struct iwl_mvm *mvm);
2408 int iwl_rfi_send_config_cmd(struct iwl_mvm *mvm,
2409 			    struct iwl_rfi_lut_entry *rfi_table);
2410 struct iwl_rfi_freq_table_resp_cmd *iwl_rfi_get_freq_table(struct iwl_mvm *mvm);
2411 void iwl_rfi_deactivate_notif_handler(struct iwl_mvm *mvm,
2412 				      struct iwl_rx_cmd_buffer *rxb);
2413 
iwl_mvm_phy_band_from_nl80211(enum nl80211_band band)2414 static inline u8 iwl_mvm_phy_band_from_nl80211(enum nl80211_band band)
2415 {
2416 	switch (band) {
2417 	case NL80211_BAND_2GHZ:
2418 		return PHY_BAND_24;
2419 	case NL80211_BAND_5GHZ:
2420 		return PHY_BAND_5;
2421 	case NL80211_BAND_6GHZ:
2422 		return PHY_BAND_6;
2423 	default:
2424 		WARN_ONCE(1, "Unsupported band (%u)\n", band);
2425 		return PHY_BAND_5;
2426 	}
2427 }
2428 
2429 /* Channel Switch */
2430 void iwl_mvm_channel_switch_disconnect_wk(struct work_struct *wk);
2431 int iwl_mvm_post_channel_switch(struct ieee80211_hw *hw,
2432 				struct ieee80211_vif *vif);
2433 
2434 /* Channel Context */
2435 /**
2436  * struct iwl_mvm_switch_vif_chanctx_ops - callbacks for switch_vif_chanctx()
2437  *
2438  * Since the only difference between both MLD and
2439  * non-MLD versions of switch_vif_chanctx() is these function calls,
2440  * each version will send its specific function calls to
2441  * %iwl_mvm_switch_vif_chanctx_common().
2442  *
2443  * @__assign_vif_chanctx: pointer to the function that assigns a chanctx to
2444  *	a given vif
2445  * @__unassign_vif_chanctx: pointer to the function that unassigns a chanctx to
2446  *	a given vif
2447  */
2448 struct iwl_mvm_switch_vif_chanctx_ops {
2449 	int (*__assign_vif_chanctx)(struct iwl_mvm *mvm,
2450 				    struct ieee80211_vif *vif,
2451 				    struct ieee80211_bss_conf *link_conf,
2452 				    struct ieee80211_chanctx_conf *ctx,
2453 				    bool switching_chanctx);
2454 	void (*__unassign_vif_chanctx)(struct iwl_mvm *mvm,
2455 				       struct ieee80211_vif *vif,
2456 				       struct ieee80211_bss_conf *link_conf,
2457 				       struct ieee80211_chanctx_conf *ctx,
2458 				       bool switching_chanctx);
2459 };
2460 
2461 int
2462 iwl_mvm_switch_vif_chanctx_common(struct ieee80211_hw *hw,
2463 				  struct ieee80211_vif_chanctx_switch *vifs,
2464 				  int n_vifs,
2465 				  enum ieee80211_chanctx_switch_mode mode,
2466 				  const struct iwl_mvm_switch_vif_chanctx_ops *ops);
2467 
2468 /* Channel info utils */
iwl_mvm_has_ultra_hb_channel(struct iwl_mvm * mvm)2469 static inline bool iwl_mvm_has_ultra_hb_channel(struct iwl_mvm *mvm)
2470 {
2471 	return fw_has_capa(&mvm->fw->ucode_capa,
2472 			   IWL_UCODE_TLV_CAPA_ULTRA_HB_CHANNELS);
2473 }
2474 
iwl_mvm_chan_info_cmd_tail(struct iwl_mvm * mvm,struct iwl_fw_channel_info * ci)2475 static inline void *iwl_mvm_chan_info_cmd_tail(struct iwl_mvm *mvm,
2476 					       struct iwl_fw_channel_info *ci)
2477 {
2478 	return (u8 *)ci + (iwl_mvm_has_ultra_hb_channel(mvm) ?
2479 			   sizeof(struct iwl_fw_channel_info) :
2480 			   sizeof(struct iwl_fw_channel_info_v1));
2481 }
2482 
iwl_mvm_chan_info_padding(struct iwl_mvm * mvm)2483 static inline size_t iwl_mvm_chan_info_padding(struct iwl_mvm *mvm)
2484 {
2485 	return iwl_mvm_has_ultra_hb_channel(mvm) ? 0 :
2486 		sizeof(struct iwl_fw_channel_info) -
2487 		sizeof(struct iwl_fw_channel_info_v1);
2488 }
2489 
iwl_mvm_set_chan_info(struct iwl_mvm * mvm,struct iwl_fw_channel_info * ci,u32 chan,u8 band,u8 width,u8 ctrl_pos)2490 static inline void iwl_mvm_set_chan_info(struct iwl_mvm *mvm,
2491 					 struct iwl_fw_channel_info *ci,
2492 					 u32 chan, u8 band, u8 width,
2493 					 u8 ctrl_pos)
2494 {
2495 	if (iwl_mvm_has_ultra_hb_channel(mvm)) {
2496 		ci->channel = cpu_to_le32(chan);
2497 		ci->band = band;
2498 		ci->width = width;
2499 		ci->ctrl_pos = ctrl_pos;
2500 	} else {
2501 		struct iwl_fw_channel_info_v1 *ci_v1 =
2502 					(struct iwl_fw_channel_info_v1 *)ci;
2503 
2504 		ci_v1->channel = chan;
2505 		ci_v1->band = band;
2506 		ci_v1->width = width;
2507 		ci_v1->ctrl_pos = ctrl_pos;
2508 	}
2509 }
2510 
2511 static inline void
iwl_mvm_set_chan_info_chandef(struct iwl_mvm * mvm,struct iwl_fw_channel_info * ci,struct cfg80211_chan_def * chandef)2512 iwl_mvm_set_chan_info_chandef(struct iwl_mvm *mvm,
2513 			      struct iwl_fw_channel_info *ci,
2514 			      struct cfg80211_chan_def *chandef)
2515 {
2516 	enum nl80211_band band = chandef->chan->band;
2517 
2518 	iwl_mvm_set_chan_info(mvm, ci, chandef->chan->hw_value,
2519 			      iwl_mvm_phy_band_from_nl80211(band),
2520 			      iwl_mvm_get_channel_width(chandef),
2521 			      iwl_mvm_get_ctrl_pos(chandef));
2522 }
2523 
iwl_umac_scan_get_max_profiles(const struct iwl_fw * fw)2524 static inline int iwl_umac_scan_get_max_profiles(const struct iwl_fw *fw)
2525 {
2526 	u8 ver = iwl_fw_lookup_cmd_ver(fw, SCAN_OFFLOAD_UPDATE_PROFILES_CMD,
2527 				       IWL_FW_CMD_VER_UNKNOWN);
2528 	return (ver == IWL_FW_CMD_VER_UNKNOWN || ver < 3) ?
2529 		IWL_SCAN_MAX_PROFILES : IWL_SCAN_MAX_PROFILES_V2;
2530 }
2531 
2532 static inline
iwl_mvm_cipher_to_location_cipher(u32 cipher)2533 enum iwl_location_cipher iwl_mvm_cipher_to_location_cipher(u32 cipher)
2534 {
2535 	switch (cipher) {
2536 	case WLAN_CIPHER_SUITE_CCMP:
2537 		return IWL_LOCATION_CIPHER_CCMP_128;
2538 	case WLAN_CIPHER_SUITE_GCMP:
2539 		return IWL_LOCATION_CIPHER_GCMP_128;
2540 	case WLAN_CIPHER_SUITE_GCMP_256:
2541 		return IWL_LOCATION_CIPHER_GCMP_256;
2542 	default:
2543 		return IWL_LOCATION_CIPHER_INVALID;
2544 	}
2545 }
2546 
2547 struct iwl_mvm_csme_conn_info *iwl_mvm_get_csme_conn_info(struct iwl_mvm *mvm);
iwl_mvm_mei_get_ownership(struct iwl_mvm * mvm)2548 static inline int iwl_mvm_mei_get_ownership(struct iwl_mvm *mvm)
2549 {
2550 	if (mvm->mei_registered)
2551 		return iwl_mei_get_ownership();
2552 	return 0;
2553 }
2554 
iwl_mvm_mei_tx_copy_to_csme(struct iwl_mvm * mvm,struct sk_buff * skb,unsigned int ivlen)2555 static inline void iwl_mvm_mei_tx_copy_to_csme(struct iwl_mvm *mvm,
2556 					       struct sk_buff *skb,
2557 					       unsigned int ivlen)
2558 {
2559 	if (mvm->mei_registered)
2560 		iwl_mei_tx_copy_to_csme(skb, ivlen);
2561 }
2562 
iwl_mvm_mei_host_disassociated(struct iwl_mvm * mvm)2563 static inline void iwl_mvm_mei_host_disassociated(struct iwl_mvm *mvm)
2564 {
2565 	if (mvm->mei_registered)
2566 		iwl_mei_host_disassociated();
2567 }
2568 
iwl_mvm_mei_device_state(struct iwl_mvm * mvm,bool up)2569 static inline void iwl_mvm_mei_device_state(struct iwl_mvm *mvm, bool up)
2570 {
2571 	if (mvm->mei_registered)
2572 		iwl_mei_device_state(up);
2573 }
2574 
iwl_mvm_mei_set_sw_rfkill_state(struct iwl_mvm * mvm)2575 static inline void iwl_mvm_mei_set_sw_rfkill_state(struct iwl_mvm *mvm)
2576 {
2577 	bool sw_rfkill =
2578 		mvm->hw_registered ? rfkill_soft_blocked(mvm->hw->wiphy->rfkill) : false;
2579 
2580 	if (mvm->mei_registered)
2581 		iwl_mei_set_rfkill_state(iwl_mvm_is_radio_killed(mvm),
2582 					 sw_rfkill);
2583 }
2584 
iwl_mvm_mei_filter_scan(struct iwl_mvm * mvm,struct sk_buff * skb)2585 static inline bool iwl_mvm_mei_filter_scan(struct iwl_mvm *mvm,
2586 					   struct sk_buff *skb)
2587 {
2588 	struct ieee80211_mgmt *mgmt = (void *)skb->data;
2589 
2590 	if (mvm->mei_scan_filter.is_mei_limited_scan &&
2591 	    (ieee80211_is_probe_resp(mgmt->frame_control) ||
2592 	     ieee80211_is_beacon(mgmt->frame_control))) {
2593 		skb_queue_tail(&mvm->mei_scan_filter.scan_res, skb);
2594 		schedule_work(&mvm->mei_scan_filter.scan_work);
2595 		return true;
2596 	}
2597 
2598 	return false;
2599 }
2600 
2601 void iwl_mvm_send_roaming_forbidden_event(struct iwl_mvm *mvm,
2602 					  struct ieee80211_vif *vif,
2603 					  bool forbidden);
2604 bool iwl_mvm_is_vendor_in_approved_list(void);
2605 
2606 /* Callbacks for ieee80211_ops */
2607 void iwl_mvm_mac_tx(struct ieee80211_hw *hw,
2608 		    struct ieee80211_tx_control *control, struct sk_buff *skb);
2609 void iwl_mvm_mac_wake_tx_queue(struct ieee80211_hw *hw,
2610 			       struct ieee80211_txq *txq);
2611 
2612 int iwl_mvm_mac_ampdu_action(struct ieee80211_hw *hw,
2613 			     struct ieee80211_vif *vif,
2614 			     struct ieee80211_ampdu_params *params);
2615 int iwl_mvm_op_get_antenna(struct ieee80211_hw *hw, u32 *tx_ant, u32 *rx_ant);
2616 int iwl_mvm_mac_start(struct ieee80211_hw *hw);
2617 void iwl_mvm_mac_reconfig_complete(struct ieee80211_hw *hw,
2618 				   enum ieee80211_reconfig_type reconfig_type);
2619 void iwl_mvm_mac_stop(struct ieee80211_hw *hw);
iwl_mvm_mac_config(struct ieee80211_hw * hw,u32 changed)2620 static inline int iwl_mvm_mac_config(struct ieee80211_hw *hw, u32 changed)
2621 {
2622 	return 0;
2623 }
2624 
2625 u64 iwl_mvm_prepare_multicast(struct ieee80211_hw *hw,
2626 			      struct netdev_hw_addr_list *mc_list);
2627 
2628 void iwl_mvm_configure_filter(struct ieee80211_hw *hw,
2629 			      unsigned int changed_flags,
2630 			      unsigned int *total_flags, u64 multicast);
2631 int iwl_mvm_mac_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
2632 			struct ieee80211_scan_request *hw_req);
2633 void iwl_mvm_mac_cancel_hw_scan(struct ieee80211_hw *hw,
2634 				struct ieee80211_vif *vif);
2635 void iwl_mvm_sta_pre_rcu_remove(struct ieee80211_hw *hw,
2636 				struct ieee80211_vif *vif,
2637 				struct ieee80211_sta *sta);
2638 void iwl_mvm_mac_sta_notify(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
2639 			    enum sta_notify_cmd cmd,
2640 			    struct ieee80211_sta *sta);
2641 void
2642 iwl_mvm_mac_allow_buffered_frames(struct ieee80211_hw *hw,
2643 				  struct ieee80211_sta *sta, u16 tids,
2644 				  int num_frames,
2645 				  enum ieee80211_frame_release_type reason,
2646 				  bool more_data);
2647 void
2648 iwl_mvm_mac_release_buffered_frames(struct ieee80211_hw *hw,
2649 				    struct ieee80211_sta *sta, u16 tids,
2650 				    int num_frames,
2651 				    enum ieee80211_frame_release_type reason,
2652 				    bool more_data);
2653 int iwl_mvm_mac_set_rts_threshold(struct ieee80211_hw *hw, u32 value);
2654 void iwl_mvm_sta_rc_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
2655 			   struct ieee80211_sta *sta, u32 changed);
2656 void iwl_mvm_mac_mgd_prepare_tx(struct ieee80211_hw *hw,
2657 				struct ieee80211_vif *vif,
2658 				struct ieee80211_prep_tx_info *info);
2659 void iwl_mvm_mac_mgd_complete_tx(struct ieee80211_hw *hw,
2660 				 struct ieee80211_vif *vif,
2661 				 struct ieee80211_prep_tx_info *info);
2662 void iwl_mvm_mac_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
2663 		       u32 queues, bool drop);
2664 void iwl_mvm_mac_flush_sta(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
2665 			   struct ieee80211_sta *sta);
2666 int iwl_mvm_mac_sched_scan_start(struct ieee80211_hw *hw,
2667 				 struct ieee80211_vif *vif,
2668 				 struct cfg80211_sched_scan_request *req,
2669 				 struct ieee80211_scan_ies *ies);
2670 int iwl_mvm_mac_sched_scan_stop(struct ieee80211_hw *hw,
2671 				struct ieee80211_vif *vif);
2672 int iwl_mvm_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
2673 			struct ieee80211_vif *vif, struct ieee80211_sta *sta,
2674 			struct ieee80211_key_conf *key);
2675 void iwl_mvm_mac_update_tkip_key(struct ieee80211_hw *hw,
2676 				 struct ieee80211_vif *vif,
2677 				 struct ieee80211_key_conf *keyconf,
2678 				 struct ieee80211_sta *sta,
2679 				 u32 iv32, u16 *phase1key);
2680 int iwl_mvm_add_chanctx(struct ieee80211_hw *hw,
2681 			struct ieee80211_chanctx_conf *ctx);
2682 void iwl_mvm_remove_chanctx(struct ieee80211_hw *hw,
2683 			    struct ieee80211_chanctx_conf *ctx);
2684 void iwl_mvm_change_chanctx(struct ieee80211_hw *hw,
2685 			    struct ieee80211_chanctx_conf *ctx, u32 changed);
2686 int iwl_mvm_tx_last_beacon(struct ieee80211_hw *hw);
2687 int iwl_mvm_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta,
2688 		    bool set);
2689 void iwl_mvm_channel_switch(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
2690 			    struct ieee80211_channel_switch *chsw);
2691 int iwl_mvm_pre_channel_switch(struct ieee80211_hw *hw,
2692 			       struct ieee80211_vif *vif,
2693 			       struct ieee80211_channel_switch *chsw);
2694 void iwl_mvm_abort_channel_switch(struct ieee80211_hw *hw,
2695 				  struct ieee80211_vif *vif);
2696 void iwl_mvm_channel_switch_rx_beacon(struct ieee80211_hw *hw,
2697 				      struct ieee80211_vif *vif,
2698 				      struct ieee80211_channel_switch *chsw);
2699 void iwl_mvm_mac_event_callback(struct ieee80211_hw *hw,
2700 				struct ieee80211_vif *vif,
2701 				const struct ieee80211_event *event);
2702 void iwl_mvm_sync_rx_queues(struct ieee80211_hw *hw);
2703 int iwl_mvm_mac_testmode_cmd(struct ieee80211_hw *hw,
2704 			     struct ieee80211_vif *vif,
2705 			     void *data, int len);
2706 int iwl_mvm_mac_get_survey(struct ieee80211_hw *hw, int idx,
2707 			   struct survey_info *survey);
2708 void iwl_mvm_mac_sta_statistics(struct ieee80211_hw *hw,
2709 				struct ieee80211_vif *vif,
2710 				struct ieee80211_sta *sta,
2711 				struct station_info *sinfo);
2712 int
2713 iwl_mvm_mac_get_ftm_responder_stats(struct ieee80211_hw *hw,
2714 				    struct ieee80211_vif *vif,
2715 				    struct cfg80211_ftm_responder_stats *stats);
2716 int iwl_mvm_start_pmsr(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
2717 		       struct cfg80211_pmsr_request *request);
2718 void iwl_mvm_abort_pmsr(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
2719 			struct cfg80211_pmsr_request *request);
2720 
2721 bool iwl_mvm_have_links_same_channel(struct iwl_mvm_vif *vif1,
2722 				     struct iwl_mvm_vif *vif2);
2723 bool iwl_mvm_vif_is_active(struct iwl_mvm_vif *mvmvif);
2724 int iwl_mvm_set_tx_power(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2725 			 s16 tx_power);
2726 int iwl_mvm_set_hw_timestamp(struct ieee80211_hw *hw,
2727 			     struct ieee80211_vif *vif,
2728 			     struct cfg80211_set_hw_timestamp *hwts);
2729 int iwl_mvm_update_mu_groups(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2730 #endif /* __IWL_MVM_H__ */
2731