iwlwifi: mvm: no need to check return value of debugfs_create functions
[muen/linux.git] / drivers / net / wireless / intel / iwlwifi / mvm / mvm.h
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64
65 #ifndef __IWL_MVM_H__
66 #define __IWL_MVM_H__
67
68 #include <linux/list.h>
69 #include <linux/spinlock.h>
70 #include <linux/leds.h>
71 #include <linux/in6.h>
72
73 #ifdef CONFIG_THERMAL
74 #include <linux/thermal.h>
75 #endif
76
77 #include "iwl-op-mode.h"
78 #include "iwl-trans.h"
79 #include "fw/notif-wait.h"
80 #include "iwl-eeprom-parse.h"
81 #include "fw/file.h"
82 #include "iwl-config.h"
83 #include "sta.h"
84 #include "fw-api.h"
85 #include "constants.h"
86 #include "fw/runtime.h"
87 #include "fw/dbg.h"
88 #include "fw/acpi.h"
89 #include "iwl-nvm-parse.h"
90
91 #include <linux/average.h>
92
93 #define IWL_MVM_MAX_ADDRESSES           5
94 /* RSSI offset for WkP */
95 #define IWL_RSSI_OFFSET 50
96 #define IWL_MVM_MISSED_BEACONS_THRESHOLD 8
97 #define IWL_MVM_MISSED_BEACONS_THRESHOLD_LONG 16
98
99 /* A TimeUnit is 1024 microsecond */
100 #define MSEC_TO_TU(_msec)       (_msec*1000/1024)
101
102 /* For GO, this value represents the number of TUs before CSA "beacon
103  * 0" TBTT when the CSA time-event needs to be scheduled to start.  It
104  * must be big enough to ensure that we switch in time.
105  */
106 #define IWL_MVM_CHANNEL_SWITCH_TIME_GO          40
107
108 /* For client, this value represents the number of TUs before CSA
109  * "beacon 1" TBTT, instead.  This is because we don't know when the
110  * GO/AP will be in the new channel, so we switch early enough.
111  */
112 #define IWL_MVM_CHANNEL_SWITCH_TIME_CLIENT      10
113
114 /*
115  * This value (in TUs) is used to fine tune the CSA NoA end time which should
116  * be just before "beacon 0" TBTT.
117  */
118 #define IWL_MVM_CHANNEL_SWITCH_MARGIN 4
119
120 /*
121  * Number of beacons to transmit on a new channel until we unblock tx to
122  * the stations, even if we didn't identify them on a new channel
123  */
124 #define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3
125
126 /* offchannel queue towards mac80211 */
127 #define IWL_MVM_OFFCHANNEL_QUEUE 0
128
129 extern const struct ieee80211_ops iwl_mvm_hw_ops;
130
131 /**
132  * struct iwl_mvm_mod_params - module parameters for iwlmvm
133  * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted.
134  *      We will register to mac80211 to have testmode working. The NIC must not
135  *      be up'ed after the INIT fw asserted. This is useful to be able to use
136  *      proprietary tools over testmode to debug the INIT fw.
137  * @tfd_q_hang_detect: enabled the detection of hung transmit queues
138  * @power_scheme: one of enum iwl_power_scheme
139  */
140 struct iwl_mvm_mod_params {
141         bool init_dbg;
142         bool tfd_q_hang_detect;
143         int power_scheme;
144 };
145 extern struct iwl_mvm_mod_params iwlmvm_mod_params;
146
147 struct iwl_mvm_phy_ctxt {
148         u16 id;
149         u16 color;
150         u32 ref;
151
152         enum nl80211_chan_width width;
153
154         /*
155          * TODO: This should probably be removed. Currently here only for rate
156          * scaling algorithm
157          */
158         struct ieee80211_channel *channel;
159 };
160
161 struct iwl_mvm_time_event_data {
162         struct ieee80211_vif *vif;
163         struct list_head list;
164         unsigned long end_jiffies;
165         u32 duration;
166         bool running;
167         u32 uid;
168
169         /*
170          * The access to the 'id' field must be done when the
171          * mvm->time_event_lock is held, as it value is used to indicate
172          * if the te is in the time event list or not (when id == TE_MAX)
173          */
174         u32 id;
175 };
176
177  /* Power management */
178
179 /**
180  * enum iwl_power_scheme
181  * @IWL_POWER_LEVEL_CAM - Continuously Active Mode
182  * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default)
183  * @IWL_POWER_LEVEL_LP  - Low Power
184  */
185 enum iwl_power_scheme {
186         IWL_POWER_SCHEME_CAM = 1,
187         IWL_POWER_SCHEME_BPS,
188         IWL_POWER_SCHEME_LP
189 };
190
191 #define IWL_CONN_MAX_LISTEN_INTERVAL    10
192 #define IWL_UAPSD_MAX_SP                IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL
193
194 #ifdef CONFIG_IWLWIFI_DEBUGFS
195 enum iwl_dbgfs_pm_mask {
196         MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0),
197         MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1),
198         MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2),
199         MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3),
200         MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4),
201         MVM_DEBUGFS_PM_LPRX_ENA = BIT(6),
202         MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7),
203         MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8),
204         MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9),
205         MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10),
206 };
207
208 struct iwl_dbgfs_pm {
209         u16 keep_alive_seconds;
210         u32 rx_data_timeout;
211         u32 tx_data_timeout;
212         bool skip_over_dtim;
213         u8 skip_dtim_periods;
214         bool lprx_ena;
215         u32 lprx_rssi_threshold;
216         bool snooze_ena;
217         bool uapsd_misbehaving;
218         bool use_ps_poll;
219         int mask;
220 };
221
222 /* beacon filtering */
223
224 enum iwl_dbgfs_bf_mask {
225         MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0),
226         MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1),
227         MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2),
228         MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3),
229         MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4),
230         MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5),
231         MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6),
232         MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7),
233         MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8),
234         MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9),
235         MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10),
236 };
237
238 struct iwl_dbgfs_bf {
239         u32 bf_energy_delta;
240         u32 bf_roaming_energy_delta;
241         u32 bf_roaming_state;
242         u32 bf_temp_threshold;
243         u32 bf_temp_fast_filter;
244         u32 bf_temp_slow_filter;
245         u32 bf_enable_beacon_filter;
246         u32 bf_debug_flag;
247         u32 bf_escape_timer;
248         u32 ba_escape_timer;
249         u32 ba_enable_beacon_abort;
250         int mask;
251 };
252 #endif
253
254 enum iwl_mvm_smps_type_request {
255         IWL_MVM_SMPS_REQ_BT_COEX,
256         IWL_MVM_SMPS_REQ_TT,
257         IWL_MVM_SMPS_REQ_PROT,
258         NUM_IWL_MVM_SMPS_REQ,
259 };
260
261 enum iwl_mvm_ref_type {
262         IWL_MVM_REF_UCODE_DOWN,
263         IWL_MVM_REF_SCAN,
264         IWL_MVM_REF_ROC,
265         IWL_MVM_REF_ROC_AUX,
266         IWL_MVM_REF_P2P_CLIENT,
267         IWL_MVM_REF_AP_IBSS,
268         IWL_MVM_REF_USER,
269         IWL_MVM_REF_TX,
270         IWL_MVM_REF_TX_AGG,
271         IWL_MVM_REF_ADD_IF,
272         IWL_MVM_REF_START_AP,
273         IWL_MVM_REF_BSS_CHANGED,
274         IWL_MVM_REF_PREPARE_TX,
275         IWL_MVM_REF_PROTECT_TDLS,
276         IWL_MVM_REF_CHECK_CTKILL,
277         IWL_MVM_REF_PRPH_READ,
278         IWL_MVM_REF_PRPH_WRITE,
279         IWL_MVM_REF_NMI,
280         IWL_MVM_REF_TM_CMD,
281         IWL_MVM_REF_EXIT_WORK,
282         IWL_MVM_REF_PROTECT_CSA,
283         IWL_MVM_REF_FW_DBG_COLLECT,
284         IWL_MVM_REF_INIT_UCODE,
285         IWL_MVM_REF_SENDING_CMD,
286         IWL_MVM_REF_RX,
287
288         /* update debugfs.c when changing this */
289
290         IWL_MVM_REF_COUNT,
291 };
292
293 enum iwl_bt_force_ant_mode {
294         BT_FORCE_ANT_DIS = 0,
295         BT_FORCE_ANT_AUTO,
296         BT_FORCE_ANT_BT,
297         BT_FORCE_ANT_WIFI,
298
299         BT_FORCE_ANT_MAX,
300 };
301
302 /**
303  * struct iwl_mvm_low_latency_force - low latency force mode set by debugfs
304  * @LOW_LATENCY_FORCE_UNSET: unset force mode
305  * @LOW_LATENCY_FORCE_ON: for low latency on
306  * @LOW_LATENCY_FORCE_OFF: for low latency off
307  * @NUM_LOW_LATENCY_FORCE: max num of modes
308  */
309 enum iwl_mvm_low_latency_force {
310         LOW_LATENCY_FORCE_UNSET,
311         LOW_LATENCY_FORCE_ON,
312         LOW_LATENCY_FORCE_OFF,
313         NUM_LOW_LATENCY_FORCE
314 };
315
316 /**
317 * struct iwl_mvm_low_latency_cause - low latency set causes
318 * @LOW_LATENCY_TRAFFIC: indicates low latency traffic was detected
319 * @LOW_LATENCY_DEBUGFS: low latency mode set from debugfs
320 * @LOW_LATENCY_VCMD: low latency mode set from vendor command
321 * @LOW_LATENCY_VIF_TYPE: low latency mode set because of vif type (ap)
322 * @LOW_LATENCY_DEBUGFS_FORCE_ENABLE: indicate that force mode is enabled
323 *       the actual set/unset is done with LOW_LATENCY_DEBUGFS_FORCE
324 * @LOW_LATENCY_DEBUGFS_FORCE: low latency force mode from debugfs
325 *       set this with LOW_LATENCY_DEBUGFS_FORCE_ENABLE flag
326 *       in low_latency.
327 */
328 enum iwl_mvm_low_latency_cause {
329         LOW_LATENCY_TRAFFIC = BIT(0),
330         LOW_LATENCY_DEBUGFS = BIT(1),
331         LOW_LATENCY_VCMD = BIT(2),
332         LOW_LATENCY_VIF_TYPE = BIT(3),
333         LOW_LATENCY_DEBUGFS_FORCE_ENABLE = BIT(4),
334         LOW_LATENCY_DEBUGFS_FORCE = BIT(5),
335 };
336
337 /**
338 * struct iwl_mvm_vif_bf_data - beacon filtering related data
339 * @bf_enabled: indicates if beacon filtering is enabled
340 * @ba_enabled: indicated if beacon abort is enabled
341 * @ave_beacon_signal: average beacon signal
342 * @last_cqm_event: rssi of the last cqm event
343 * @bt_coex_min_thold: minimum threshold for BT coex
344 * @bt_coex_max_thold: maximum threshold for BT coex
345 * @last_bt_coex_event: rssi of the last BT coex event
346 */
347 struct iwl_mvm_vif_bf_data {
348         bool bf_enabled;
349         bool ba_enabled;
350         int ave_beacon_signal;
351         int last_cqm_event;
352         int bt_coex_min_thold;
353         int bt_coex_max_thold;
354         int last_bt_coex_event;
355 };
356
357 /**
358  * struct iwl_probe_resp_data - data for NoA/CSA updates
359  * @rcu_head: used for freeing the data on update
360  * @notif: notification data
361  * @noa_len: length of NoA attribute, calculated from the notification
362  */
363 struct iwl_probe_resp_data {
364         struct rcu_head rcu_head;
365         struct iwl_probe_resp_data_notif notif;
366         int noa_len;
367 };
368
369 /**
370  * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
371  * @id: between 0 and 3
372  * @color: to solve races upon MAC addition and removal
373  * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
374  * @bssid: BSSID for this (client) interface
375  * @associated: indicates that we're currently associated, used only for
376  *      managing the firmware state in iwl_mvm_bss_info_changed_station()
377  * @ap_assoc_sta_count: count of stations associated to us - valid only
378  *      if VIF type is AP
379  * @uploaded: indicates the MAC context has been added to the device
380  * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
381  *      should get quota etc.
382  * @pm_enabled - Indicate if MAC power management is allowed
383  * @monitor_active: indicates that monitor context is configured, and that the
384  *      interface should get quota etc.
385  * @low_latency: bit flags for low latency
386  *      see enum &iwl_mvm_low_latency_cause for causes.
387  * @low_latency_actual: boolean, indicates low latency is set,
388  *      as a result from low_latency bit flags and takes force into account.
389  * @ps_disabled: indicates that this interface requires PS to be disabled
390  * @queue_params: QoS params for this MAC
391  * @bcast_sta: station used for broadcast packets. Used by the following
392  *  vifs: P2P_DEVICE, GO and AP.
393  * @beacon_skb: the skb used to hold the AP/GO beacon template
394  * @smps_requests: the SMPS requests of different parts of the driver,
395  *      combined on update to yield the overall request to mac80211.
396  * @beacon_stats: beacon statistics, containing the # of received beacons,
397  *      # of received beacons accumulated over FW restart, and the current
398  *      average signal of beacons retrieved from the firmware
399  * @csa_failed: CSA failed to schedule time event, report an error later
400  * @features: hw features active for this vif
401  * @probe_resp_data: data from FW notification to store NOA and CSA related
402  *      data to be inserted into probe response.
403  */
404 struct iwl_mvm_vif {
405         struct iwl_mvm *mvm;
406         u16 id;
407         u16 color;
408         u8 ap_sta_id;
409
410         u8 bssid[ETH_ALEN];
411         bool associated;
412         u8 ap_assoc_sta_count;
413
414         u16 cab_queue;
415
416         bool uploaded;
417         bool ap_ibss_active;
418         bool pm_enabled;
419         bool monitor_active;
420         u8 low_latency: 6;
421         u8 low_latency_actual: 1;
422         bool ps_disabled;
423         struct iwl_mvm_vif_bf_data bf_data;
424
425         struct {
426                 u32 num_beacons, accu_num_beacons;
427                 u8 avg_signal;
428         } beacon_stats;
429
430         u32 ap_beacon_time;
431
432         enum iwl_tsf_id tsf_id;
433
434         /*
435          * QoS data from mac80211, need to store this here
436          * as mac80211 has a separate callback but we need
437          * to have the data for the MAC context
438          */
439         struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
440         struct iwl_mvm_time_event_data time_event_data;
441         struct iwl_mvm_time_event_data hs_time_event_data;
442
443         struct iwl_mvm_int_sta bcast_sta;
444         struct iwl_mvm_int_sta mcast_sta;
445
446         /*
447          * Assigned while mac80211 has the interface in a channel context,
448          * or, for P2P Device, while it exists.
449          */
450         struct iwl_mvm_phy_ctxt *phy_ctxt;
451
452 #ifdef CONFIG_PM
453         /* WoWLAN GTK rekey data */
454         struct {
455                 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
456                 __le64 replay_ctr;
457                 bool valid;
458         } rekey_data;
459
460         int tx_key_idx;
461
462         bool seqno_valid;
463         u16 seqno;
464 #endif
465
466 #if IS_ENABLED(CONFIG_IPV6)
467         /* IPv6 addresses for WoWLAN */
468         struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
469         unsigned long tentative_addrs[BITS_TO_LONGS(IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX)];
470         int num_target_ipv6_addrs;
471 #endif
472
473 #ifdef CONFIG_IWLWIFI_DEBUGFS
474         struct dentry *dbgfs_dir;
475         struct dentry *dbgfs_slink;
476         struct iwl_dbgfs_pm dbgfs_pm;
477         struct iwl_dbgfs_bf dbgfs_bf;
478         struct iwl_mac_power_cmd mac_pwr_cmd;
479         int dbgfs_quota_min;
480 #endif
481
482         enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
483
484         /* FW identified misbehaving AP */
485         u8 uapsd_misbehaving_bssid[ETH_ALEN];
486
487         struct delayed_work uapsd_nonagg_detected_wk;
488
489         /* Indicates that CSA countdown may be started */
490         bool csa_countdown;
491         bool csa_failed;
492         u16 csa_target_freq;
493         u16 csa_count;
494         u16 csa_misbehave;
495         struct delayed_work csa_work;
496
497         /* Indicates that we are waiting for a beacon on a new channel */
498         bool csa_bcn_pending;
499
500         /* TCP Checksum Offload */
501         netdev_features_t features;
502
503         struct iwl_probe_resp_data __rcu *probe_resp_data;
504         struct ieee80211_key_conf *ap_wep_key;
505 };
506
507 static inline struct iwl_mvm_vif *
508 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
509 {
510         if (!vif)
511                 return NULL;
512         return (void *)vif->drv_priv;
513 }
514
515 extern const u8 tid_to_mac80211_ac[];
516
517 #define IWL_MVM_SCAN_STOPPING_SHIFT     8
518
519 enum iwl_scan_status {
520         IWL_MVM_SCAN_REGULAR            = BIT(0),
521         IWL_MVM_SCAN_SCHED              = BIT(1),
522         IWL_MVM_SCAN_NETDETECT          = BIT(2),
523
524         IWL_MVM_SCAN_STOPPING_REGULAR   = BIT(8),
525         IWL_MVM_SCAN_STOPPING_SCHED     = BIT(9),
526         IWL_MVM_SCAN_STOPPING_NETDETECT = BIT(10),
527
528         IWL_MVM_SCAN_REGULAR_MASK       = IWL_MVM_SCAN_REGULAR |
529                                           IWL_MVM_SCAN_STOPPING_REGULAR,
530         IWL_MVM_SCAN_SCHED_MASK         = IWL_MVM_SCAN_SCHED |
531                                           IWL_MVM_SCAN_STOPPING_SCHED,
532         IWL_MVM_SCAN_NETDETECT_MASK     = IWL_MVM_SCAN_NETDETECT |
533                                           IWL_MVM_SCAN_STOPPING_NETDETECT,
534
535         IWL_MVM_SCAN_STOPPING_MASK      = 0xff << IWL_MVM_SCAN_STOPPING_SHIFT,
536         IWL_MVM_SCAN_MASK               = 0xff,
537 };
538
539 enum iwl_mvm_scan_type {
540         IWL_SCAN_TYPE_NOT_SET,
541         IWL_SCAN_TYPE_UNASSOC,
542         IWL_SCAN_TYPE_WILD,
543         IWL_SCAN_TYPE_MILD,
544         IWL_SCAN_TYPE_FRAGMENTED,
545         IWL_SCAN_TYPE_FAST_BALANCE,
546 };
547
548 enum iwl_mvm_sched_scan_pass_all_states {
549         SCHED_SCAN_PASS_ALL_DISABLED,
550         SCHED_SCAN_PASS_ALL_ENABLED,
551         SCHED_SCAN_PASS_ALL_FOUND,
552 };
553
554 /**
555  * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
556  * @ct_kill_exit: worker to exit thermal kill
557  * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
558  * @tx_backoff: The current thremal throttling tx backoff in uSec.
559  * @min_backoff: The minimal tx backoff due to power restrictions
560  * @params: Parameters to configure the thermal throttling algorithm.
561  * @throttle: Is thermal throttling is active?
562  */
563 struct iwl_mvm_tt_mgmt {
564         struct delayed_work ct_kill_exit;
565         bool dynamic_smps;
566         u32 tx_backoff;
567         u32 min_backoff;
568         struct iwl_tt_params params;
569         bool throttle;
570 };
571
572 #ifdef CONFIG_THERMAL
573 /**
574  *struct iwl_mvm_thermal_device - thermal zone related data
575  * @temp_trips: temperature thresholds for report
576  * @fw_trips_index: keep indexes to original array - temp_trips
577  * @tzone: thermal zone device data
578 */
579 struct iwl_mvm_thermal_device {
580         s16 temp_trips[IWL_MAX_DTS_TRIPS];
581         u8 fw_trips_index[IWL_MAX_DTS_TRIPS];
582         struct thermal_zone_device *tzone;
583 };
584
585 /*
586  * struct iwl_mvm_cooling_device
587  * @cur_state: current state
588  * @cdev: struct thermal cooling device
589  */
590 struct iwl_mvm_cooling_device {
591         u32 cur_state;
592         struct thermal_cooling_device *cdev;
593 };
594 #endif
595
596 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
597
598 struct iwl_mvm_frame_stats {
599         u32 legacy_frames;
600         u32 ht_frames;
601         u32 vht_frames;
602         u32 bw_20_frames;
603         u32 bw_40_frames;
604         u32 bw_80_frames;
605         u32 bw_160_frames;
606         u32 sgi_frames;
607         u32 ngi_frames;
608         u32 siso_frames;
609         u32 mimo2_frames;
610         u32 agg_frames;
611         u32 ampdu_count;
612         u32 success_frames;
613         u32 fail_frames;
614         u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
615         int last_frame_idx;
616 };
617
618 enum {
619         D0I3_DEFER_WAKEUP,
620         D0I3_PENDING_WAKEUP,
621 };
622
623 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff
624 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100
625 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200
626
627 enum iwl_mvm_tdls_cs_state {
628         IWL_MVM_TDLS_SW_IDLE = 0,
629         IWL_MVM_TDLS_SW_REQ_SENT,
630         IWL_MVM_TDLS_SW_RESP_RCVD,
631         IWL_MVM_TDLS_SW_REQ_RCVD,
632         IWL_MVM_TDLS_SW_ACTIVE,
633 };
634
635 enum iwl_mvm_traffic_load {
636         IWL_MVM_TRAFFIC_LOW,
637         IWL_MVM_TRAFFIC_MEDIUM,
638         IWL_MVM_TRAFFIC_HIGH,
639 };
640
641 DECLARE_EWMA(rate, 16, 16)
642
643 struct iwl_mvm_tcm_mac {
644         struct {
645                 u32 pkts[IEEE80211_NUM_ACS];
646                 u32 airtime;
647         } tx;
648         struct {
649                 u32 pkts[IEEE80211_NUM_ACS];
650                 u32 airtime;
651                 u32 last_ampdu_ref;
652         } rx;
653         struct {
654                 /* track AP's transfer in client mode */
655                 u64 rx_bytes;
656                 struct ewma_rate rate;
657                 bool detected;
658         } uapsd_nonagg_detect;
659         bool opened_rx_ba_sessions;
660 };
661
662 struct iwl_mvm_tcm {
663         struct delayed_work work;
664         spinlock_t lock; /* used when time elapsed */
665         unsigned long ts; /* timestamp when period ends */
666         unsigned long ll_ts;
667         unsigned long uapsd_nonagg_ts;
668         bool paused;
669         struct iwl_mvm_tcm_mac data[NUM_MAC_INDEX_DRIVER];
670         struct {
671                 u32 elapsed; /* milliseconds for this TCM period */
672                 u32 airtime[NUM_MAC_INDEX_DRIVER];
673                 enum iwl_mvm_traffic_load load[NUM_MAC_INDEX_DRIVER];
674                 enum iwl_mvm_traffic_load band_load[NUM_NL80211_BANDS];
675                 enum iwl_mvm_traffic_load global_load;
676                 bool low_latency[NUM_MAC_INDEX_DRIVER];
677                 bool change[NUM_MAC_INDEX_DRIVER];
678                 bool global_change;
679         } result;
680 };
681
682 /**
683  * struct iwl_mvm_reorder_buffer - per ra/tid/queue reorder buffer
684  * @head_sn: reorder window head sn
685  * @num_stored: number of mpdus stored in the buffer
686  * @buf_size: the reorder buffer size as set by the last addba request
687  * @queue: queue of this reorder buffer
688  * @last_amsdu: track last ASMDU SN for duplication detection
689  * @last_sub_index: track ASMDU sub frame index for duplication detection
690  * @reorder_timer: timer for frames are in the reorder buffer. For AMSDU
691  *      it is the time of last received sub-frame
692  * @removed: prevent timer re-arming
693  * @valid: reordering is valid for this queue
694  * @lock: protect reorder buffer internal state
695  * @mvm: mvm pointer, needed for frame timer context
696  */
697 struct iwl_mvm_reorder_buffer {
698         u16 head_sn;
699         u16 num_stored;
700         u16 buf_size;
701         int queue;
702         u16 last_amsdu;
703         u8 last_sub_index;
704         struct timer_list reorder_timer;
705         bool removed;
706         bool valid;
707         spinlock_t lock;
708         struct iwl_mvm *mvm;
709 } ____cacheline_aligned_in_smp;
710
711 /**
712  * struct _iwl_mvm_reorder_buf_entry - reorder buffer entry per-queue/per-seqno
713  * @frames: list of skbs stored
714  * @reorder_time: time the packet was stored in the reorder buffer
715  */
716 struct _iwl_mvm_reorder_buf_entry {
717         struct sk_buff_head frames;
718         unsigned long reorder_time;
719 };
720
721 /* make this indirection to get the aligned thing */
722 struct iwl_mvm_reorder_buf_entry {
723         struct _iwl_mvm_reorder_buf_entry e;
724 }
725 #ifndef __CHECKER__
726 /* sparse doesn't like this construct: "bad integer constant expression" */
727 __aligned(roundup_pow_of_two(sizeof(struct _iwl_mvm_reorder_buf_entry)))
728 #endif
729 ;
730
731 /**
732  * struct iwl_mvm_baid_data - BA session data
733  * @sta_id: station id
734  * @tid: tid of the session
735  * @baid baid of the session
736  * @timeout: the timeout set in the addba request
737  * @entries_per_queue: # of buffers per queue, this actually gets
738  *      aligned up to avoid cache line sharing between queues
739  * @last_rx: last rx jiffies, updated only if timeout passed from last update
740  * @session_timer: timer to check if BA session expired, runs at 2 * timeout
741  * @mvm: mvm pointer, needed for timer context
742  * @reorder_buf: reorder buffer, allocated per queue
743  * @reorder_buf_data: data
744  */
745 struct iwl_mvm_baid_data {
746         struct rcu_head rcu_head;
747         u8 sta_id;
748         u8 tid;
749         u8 baid;
750         u16 timeout;
751         u16 entries_per_queue;
752         unsigned long last_rx;
753         struct timer_list session_timer;
754         struct iwl_mvm_baid_data __rcu **rcu_ptr;
755         struct iwl_mvm *mvm;
756         struct iwl_mvm_reorder_buffer reorder_buf[IWL_MAX_RX_HW_QUEUES];
757         struct iwl_mvm_reorder_buf_entry entries[];
758 };
759
760 static inline struct iwl_mvm_baid_data *
761 iwl_mvm_baid_data_from_reorder_buf(struct iwl_mvm_reorder_buffer *buf)
762 {
763         return (void *)((u8 *)buf -
764                         offsetof(struct iwl_mvm_baid_data, reorder_buf) -
765                         sizeof(*buf) * buf->queue);
766 }
767
768 /*
769  * enum iwl_mvm_queue_status - queue status
770  * @IWL_MVM_QUEUE_FREE: the queue is not allocated nor reserved
771  *      Basically, this means that this queue can be used for any purpose
772  * @IWL_MVM_QUEUE_RESERVED: queue is reserved but not yet in use
773  *      This is the state of a queue that has been dedicated for some RATID
774  *      (agg'd or not), but that hasn't yet gone through the actual enablement
775  *      of iwl_mvm_enable_txq(), and therefore no traffic can go through it yet.
776  *      Note that in this state there is no requirement to already know what TID
777  *      should be used with this queue, it is just marked as a queue that will
778  *      be used, and shouldn't be allocated to anyone else.
779  * @IWL_MVM_QUEUE_READY: queue is ready to be used
780  *      This is the state of a queue that has been fully configured (including
781  *      SCD pointers, etc), has a specific RA/TID assigned to it, and can be
782  *      used to send traffic.
783  * @IWL_MVM_QUEUE_SHARED: queue is shared, or in a process of becoming shared
784  *      This is a state in which a single queue serves more than one TID, all of
785  *      which are not aggregated. Note that the queue is only associated to one
786  *      RA.
787  */
788 enum iwl_mvm_queue_status {
789         IWL_MVM_QUEUE_FREE,
790         IWL_MVM_QUEUE_RESERVED,
791         IWL_MVM_QUEUE_READY,
792         IWL_MVM_QUEUE_SHARED,
793 };
794
795 #define IWL_MVM_DQA_QUEUE_TIMEOUT       (5 * HZ)
796 #define IWL_MVM_INVALID_QUEUE           0xFFFF
797
798 #define IWL_MVM_NUM_CIPHERS             10
799
800 struct iwl_mvm_sar_profile {
801         bool enabled;
802         u8 table[ACPI_SAR_TABLE_SIZE];
803 };
804
805 struct iwl_mvm_geo_profile {
806         u8 values[ACPI_GEO_TABLE_SIZE];
807 };
808
809 struct iwl_mvm_txq {
810         struct list_head list;
811         u16 txq_id;
812         atomic_t tx_request;
813         bool stopped;
814 };
815
816 static inline struct iwl_mvm_txq *
817 iwl_mvm_txq_from_mac80211(struct ieee80211_txq *txq)
818 {
819         return (void *)txq->drv_priv;
820 }
821
822 static inline struct iwl_mvm_txq *
823 iwl_mvm_txq_from_tid(struct ieee80211_sta *sta, u8 tid)
824 {
825         if (tid == IWL_MAX_TID_COUNT)
826                 tid = IEEE80211_NUM_TIDS;
827
828         return (void *)sta->txq[tid]->drv_priv;
829 }
830
831 /**
832  * struct iwl_mvm_tvqm_txq_info - maps TVQM hw queue to tid
833  *
834  * @sta_id: sta id
835  * @txq_tid: txq tid
836  */
837 struct iwl_mvm_tvqm_txq_info {
838         u8 sta_id;
839         u8 txq_tid;
840 };
841
842 struct iwl_mvm_dqa_txq_info {
843         u8 ra_sta_id; /* The RA this queue is mapped to, if exists */
844         bool reserved; /* Is this the TXQ reserved for a STA */
845         u8 mac80211_ac; /* The mac80211 AC this queue is mapped to */
846         u8 txq_tid; /* The TID "owner" of this queue*/
847         u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */
848         /* Timestamp for inactivation per TID of this queue */
849         unsigned long last_frame_time[IWL_MAX_TID_COUNT + 1];
850         enum iwl_mvm_queue_status status;
851 };
852
853 struct iwl_mvm {
854         /* for logger access */
855         struct device *dev;
856
857         struct iwl_trans *trans;
858         const struct iwl_fw *fw;
859         const struct iwl_cfg *cfg;
860         struct iwl_phy_db *phy_db;
861         struct ieee80211_hw *hw;
862
863         /* for protecting access to iwl_mvm */
864         struct mutex mutex;
865         struct list_head async_handlers_list;
866         spinlock_t async_handlers_lock;
867         struct work_struct async_handlers_wk;
868
869         struct work_struct roc_done_wk;
870
871         unsigned long init_status;
872
873         unsigned long status;
874
875         u32 queue_sync_cookie;
876         atomic_t queue_sync_counter;
877         /*
878          * for beacon filtering -
879          * currently only one interface can be supported
880          */
881         struct iwl_mvm_vif *bf_allowed_vif;
882
883         bool hw_registered;
884         bool calibrating;
885         bool support_umac_log;
886
887         u32 ampdu_ref;
888         bool ampdu_toggle;
889
890         struct iwl_notif_wait_data notif_wait;
891
892         union {
893                 struct mvm_statistics_rx_v3 rx_stats_v3;
894                 struct mvm_statistics_rx rx_stats;
895         };
896
897         struct {
898                 u64 rx_time;
899                 u64 tx_time;
900                 u64 on_time_rf;
901                 u64 on_time_scan;
902         } radio_stats, accu_radio_stats;
903
904         struct list_head add_stream_txqs;
905         union {
906                 struct iwl_mvm_dqa_txq_info queue_info[IWL_MAX_HW_QUEUES];
907                 struct iwl_mvm_tvqm_txq_info tvqm_info[IWL_MAX_TVQM_QUEUES];
908         };
909         struct work_struct add_stream_wk; /* To add streams to queues */
910
911         const char *nvm_file_name;
912         struct iwl_nvm_data *nvm_data;
913         /* NVM sections */
914         struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
915
916         struct iwl_fw_runtime fwrt;
917
918         /* EEPROM MAC addresses */
919         struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
920
921         /* data related to data path */
922         struct iwl_rx_phy_info last_phy_info;
923         struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
924         u8 rx_ba_sessions;
925
926         /* configured by mac80211 */
927         u32 rts_threshold;
928
929         /* Scan status, cmd (pre-allocated) and auxiliary station */
930         unsigned int scan_status;
931         void *scan_cmd;
932         struct iwl_mcast_filter_cmd *mcast_filter_cmd;
933         /* For CDB this is low band scan type, for non-CDB - type. */
934         enum iwl_mvm_scan_type scan_type;
935         enum iwl_mvm_scan_type hb_scan_type;
936
937         enum iwl_mvm_sched_scan_pass_all_states sched_scan_pass_all;
938         struct delayed_work scan_timeout_dwork;
939
940         /* max number of simultaneous scans the FW supports */
941         unsigned int max_scans;
942
943         /* UMAC scan tracking */
944         u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS];
945
946         /* start time of last scan in TSF of the mac that requested the scan */
947         u64 scan_start;
948
949         /* the vif that requested the current scan */
950         struct iwl_mvm_vif *scan_vif;
951
952         /* rx chain antennas set through debugfs for the scan command */
953         u8 scan_rx_ant;
954
955 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
956         /* broadcast filters to configure for each associated station */
957         const struct iwl_fw_bcast_filter *bcast_filters;
958 #ifdef CONFIG_IWLWIFI_DEBUGFS
959         struct {
960                 bool override;
961                 struct iwl_bcast_filter_cmd cmd;
962         } dbgfs_bcast_filtering;
963 #endif
964 #endif
965
966         /* Internal station */
967         struct iwl_mvm_int_sta aux_sta;
968         struct iwl_mvm_int_sta snif_sta;
969
970         bool last_ebs_successful;
971
972         u8 scan_last_antenna_idx; /* to toggle TX between antennas */
973         u8 mgmt_last_antenna_idx;
974
975         /* last smart fifo state that was successfully sent to firmware */
976         enum iwl_sf_state sf_state;
977
978 #ifdef CONFIG_IWLWIFI_DEBUGFS
979         struct dentry *debugfs_dir;
980         u32 dbgfs_sram_offset, dbgfs_sram_len;
981         u32 dbgfs_prph_reg_addr;
982         bool disable_power_off;
983         bool disable_power_off_d3;
984         bool beacon_inject_active;
985
986         bool scan_iter_notif_enabled;
987
988         struct debugfs_blob_wrapper nvm_hw_blob;
989         struct debugfs_blob_wrapper nvm_sw_blob;
990         struct debugfs_blob_wrapper nvm_calib_blob;
991         struct debugfs_blob_wrapper nvm_prod_blob;
992         struct debugfs_blob_wrapper nvm_phy_sku_blob;
993         struct debugfs_blob_wrapper nvm_reg_blob;
994
995         struct iwl_mvm_frame_stats drv_rx_stats;
996         spinlock_t drv_stats_lock;
997         u16 dbgfs_rx_phyinfo;
998 #endif
999
1000         struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
1001
1002         struct list_head time_event_list;
1003         spinlock_t time_event_lock;
1004
1005         /*
1006          * A bitmap indicating the index of the key in use. The firmware
1007          * can hold 16 keys at most. Reflect this fact.
1008          */
1009         unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
1010         u8 fw_key_deleted[STA_KEY_MAX_NUM];
1011
1012         /* references taken by the driver and spinlock protecting them */
1013         spinlock_t refs_lock;
1014         u8 refs[IWL_MVM_REF_COUNT];
1015
1016         u8 vif_count;
1017         struct ieee80211_vif __rcu *vif_id_to_mac[NUM_MAC_INDEX_DRIVER];
1018
1019         /* -1 for always, 0 for never, >0 for that many times */
1020         s8 fw_restart;
1021         u8 *error_recovery_buf;
1022
1023 #ifdef CONFIG_IWLWIFI_LEDS
1024         struct led_classdev led;
1025 #endif
1026
1027         struct ieee80211_vif *p2p_device_vif;
1028
1029 #ifdef CONFIG_PM
1030         struct wiphy_wowlan_support wowlan;
1031         int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
1032
1033         /* sched scan settings for net detect */
1034         struct ieee80211_scan_ies nd_ies;
1035         struct cfg80211_match_set *nd_match_sets;
1036         int n_nd_match_sets;
1037         struct ieee80211_channel **nd_channels;
1038         int n_nd_channels;
1039         bool net_detect;
1040 #ifdef CONFIG_IWLWIFI_DEBUGFS
1041         bool d3_wake_sysassert;
1042         bool d3_test_active;
1043         bool store_d3_resume_sram;
1044         void *d3_resume_sram;
1045         u32 d3_test_pme_ptr;
1046         struct ieee80211_vif *keep_vif;
1047         u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */
1048 #endif
1049 #endif
1050
1051         /* d0i3 */
1052         u8 d0i3_ap_sta_id;
1053         bool d0i3_offloading;
1054         struct work_struct d0i3_exit_work;
1055         struct sk_buff_head d0i3_tx;
1056         /* protect d0i3_suspend_flags */
1057         struct mutex d0i3_suspend_mutex;
1058         unsigned long d0i3_suspend_flags;
1059         /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
1060         spinlock_t d0i3_tx_lock;
1061         wait_queue_head_t d0i3_exit_waitq;
1062         wait_queue_head_t rx_sync_waitq;
1063
1064         /* BT-Coex */
1065         struct iwl_bt_coex_profile_notif last_bt_notif;
1066         struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
1067
1068         u8 bt_tx_prio;
1069         enum iwl_bt_force_ant_mode bt_force_ant_mode;
1070
1071         /* Aux ROC */
1072         struct list_head aux_roc_te_list;
1073
1074         /* Thermal Throttling and CTkill */
1075         struct iwl_mvm_tt_mgmt thermal_throttle;
1076 #ifdef CONFIG_THERMAL
1077         struct iwl_mvm_thermal_device tz_device;
1078         struct iwl_mvm_cooling_device cooling_dev;
1079 #endif
1080
1081         s32 temperature;        /* Celsius */
1082         /*
1083          * Debug option to set the NIC temperature. This option makes the
1084          * driver think this is the actual NIC temperature, and ignore the
1085          * real temperature that is received from the fw
1086          */
1087         bool temperature_test;  /* Debug test temperature is enabled */
1088
1089         unsigned long bt_coex_last_tcm_ts;
1090         struct iwl_mvm_tcm tcm;
1091
1092         u8 uapsd_noagg_bssid_write_idx;
1093         struct mac_address uapsd_noagg_bssids[IWL_MVM_UAPSD_NOAGG_BSSIDS_NUM]
1094                 __aligned(2);
1095
1096         struct iwl_time_quota_cmd last_quota_cmd;
1097
1098 #ifdef CONFIG_NL80211_TESTMODE
1099         u32 noa_duration;
1100         struct ieee80211_vif *noa_vif;
1101 #endif
1102
1103         /* Tx queues */
1104         u16 aux_queue;
1105         u16 snif_queue;
1106         u16 probe_queue;
1107         u16 p2p_dev_queue;
1108
1109         /* Indicate if device power save is allowed */
1110         u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
1111         /* Indicate if 32Khz external clock is valid */
1112         u32 ext_clock_valid;
1113         unsigned int max_amsdu_len; /* used for debugfs only */
1114
1115         struct ieee80211_vif __rcu *csa_vif;
1116         struct ieee80211_vif __rcu *csa_tx_blocked_vif;
1117         u8 csa_tx_block_bcn_timeout;
1118
1119         /* system time of last beacon (for AP/GO interface) */
1120         u32 ap_last_beacon_gp2;
1121
1122         /* indicates that we transmitted the last beacon */
1123         bool ibss_manager;
1124
1125         bool lar_regdom_set;
1126         enum iwl_mcc_source mcc_src;
1127
1128         /* TDLS channel switch data */
1129         struct {
1130                 struct delayed_work dwork;
1131                 enum iwl_mvm_tdls_cs_state state;
1132
1133                 /*
1134                  * Current cs sta - might be different from periodic cs peer
1135                  * station. Value is meaningless when the cs-state is idle.
1136                  */
1137                 u8 cur_sta_id;
1138
1139                 /* TDLS periodic channel-switch peer */
1140                 struct {
1141                         u8 sta_id;
1142                         u8 op_class;
1143                         bool initiator; /* are we the link initiator */
1144                         struct cfg80211_chan_def chandef;
1145                         struct sk_buff *skb; /* ch sw template */
1146                         u32 ch_sw_tm_ie;
1147
1148                         /* timestamp of last ch-sw request sent (GP2 time) */
1149                         u32 sent_timestamp;
1150                 } peer;
1151         } tdls_cs;
1152
1153
1154         u32 ciphers[IWL_MVM_NUM_CIPHERS];
1155         struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS];
1156
1157         struct cfg80211_ftm_responder_stats ftm_resp_stats;
1158         struct {
1159                 struct cfg80211_pmsr_request *req;
1160                 struct wireless_dev *req_wdev;
1161                 struct list_head loc_list;
1162                 int responses[IWL_MVM_TOF_MAX_APS];
1163         } ftm_initiator;
1164
1165         struct ieee80211_vif *nan_vif;
1166 #define IWL_MAX_BAID    32
1167         struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID];
1168
1169         /*
1170          * Drop beacons from other APs in AP mode when there are no connected
1171          * clients.
1172          */
1173         bool drop_bcn_ap_mode;
1174
1175         struct delayed_work cs_tx_unblock_dwork;
1176
1177         /* does a monitor vif exist (only one can exist hence bool) */
1178         bool monitor_on;
1179
1180         /* sniffer data to include in radiotap */
1181         __le16 cur_aid;
1182         u8 cur_bssid[ETH_ALEN];
1183
1184 #ifdef CONFIG_ACPI
1185         struct iwl_mvm_sar_profile sar_profiles[ACPI_SAR_PROFILE_NUM];
1186         struct iwl_mvm_geo_profile geo_profiles[ACPI_NUM_GEO_PROFILES];
1187 #endif
1188 };
1189
1190 /* Extract MVM priv from op_mode and _hw */
1191 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode)               \
1192         ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
1193
1194 #define IWL_MAC80211_GET_MVM(_hw)                       \
1195         IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
1196
1197 /**
1198  * enum iwl_mvm_status - MVM status bits
1199  * @IWL_MVM_STATUS_HW_RFKILL: HW RF-kill is asserted
1200  * @IWL_MVM_STATUS_HW_CTKILL: CT-kill is active
1201  * @IWL_MVM_STATUS_ROC_RUNNING: remain-on-channel is running
1202  * @IWL_MVM_STATUS_HW_RESTART_REQUESTED: HW restart was requested
1203  * @IWL_MVM_STATUS_IN_HW_RESTART: HW restart is active
1204  * @IWL_MVM_STATUS_IN_D0I3: NIC is in D0i3
1205  * @IWL_MVM_STATUS_ROC_AUX_RUNNING: AUX remain-on-channel is running
1206  * @IWL_MVM_STATUS_FIRMWARE_RUNNING: firmware is running
1207  * @IWL_MVM_STATUS_NEED_FLUSH_P2P: need to flush P2P bcast STA
1208  */
1209 enum iwl_mvm_status {
1210         IWL_MVM_STATUS_HW_RFKILL,
1211         IWL_MVM_STATUS_HW_CTKILL,
1212         IWL_MVM_STATUS_ROC_RUNNING,
1213         IWL_MVM_STATUS_HW_RESTART_REQUESTED,
1214         IWL_MVM_STATUS_IN_HW_RESTART,
1215         IWL_MVM_STATUS_IN_D0I3,
1216         IWL_MVM_STATUS_ROC_AUX_RUNNING,
1217         IWL_MVM_STATUS_FIRMWARE_RUNNING,
1218         IWL_MVM_STATUS_NEED_FLUSH_P2P,
1219 };
1220
1221 /* Keep track of completed init configuration */
1222 enum iwl_mvm_init_status {
1223         IWL_MVM_INIT_STATUS_THERMAL_INIT_COMPLETE = BIT(0),
1224         IWL_MVM_INIT_STATUS_LEDS_INIT_COMPLETE = BIT(1),
1225 };
1226
1227 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
1228 {
1229         return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
1230                test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
1231 }
1232
1233 static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm)
1234 {
1235         return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status);
1236 }
1237
1238 static inline bool iwl_mvm_firmware_running(struct iwl_mvm *mvm)
1239 {
1240         return test_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
1241 }
1242
1243 /* Must be called with rcu_read_lock() held and it can only be
1244  * released when mvmsta is not needed anymore.
1245  */
1246 static inline struct iwl_mvm_sta *
1247 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id)
1248 {
1249         struct ieee80211_sta *sta;
1250
1251         if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
1252                 return NULL;
1253
1254         sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
1255
1256         /* This can happen if the station has been removed right now */
1257         if (IS_ERR_OR_NULL(sta))
1258                 return NULL;
1259
1260         return iwl_mvm_sta_from_mac80211(sta);
1261 }
1262
1263 static inline struct iwl_mvm_sta *
1264 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
1265 {
1266         struct ieee80211_sta *sta;
1267
1268         if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
1269                 return NULL;
1270
1271         sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
1272                                         lockdep_is_held(&mvm->mutex));
1273
1274         /* This can happen if the station has been removed right now */
1275         if (IS_ERR_OR_NULL(sta))
1276                 return NULL;
1277
1278         return iwl_mvm_sta_from_mac80211(sta);
1279 }
1280
1281 static inline struct ieee80211_vif *
1282 iwl_mvm_rcu_dereference_vif_id(struct iwl_mvm *mvm, u8 vif_id, bool rcu)
1283 {
1284         if (WARN_ON(vif_id >= ARRAY_SIZE(mvm->vif_id_to_mac)))
1285                 return NULL;
1286
1287         if (rcu)
1288                 return rcu_dereference(mvm->vif_id_to_mac[vif_id]);
1289
1290         return rcu_dereference_protected(mvm->vif_id_to_mac[vif_id],
1291                                          lockdep_is_held(&mvm->mutex));
1292 }
1293
1294 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
1295 {
1296         return !iwlwifi_mod_params.d0i3_disable &&
1297                 fw_has_capa(&mvm->fw->ucode_capa,
1298                             IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
1299 }
1300
1301 static inline bool iwl_mvm_is_adaptive_dwell_supported(struct iwl_mvm *mvm)
1302 {
1303         return fw_has_api(&mvm->fw->ucode_capa,
1304                           IWL_UCODE_TLV_API_ADAPTIVE_DWELL);
1305 }
1306
1307 static inline bool iwl_mvm_is_adaptive_dwell_v2_supported(struct iwl_mvm *mvm)
1308 {
1309         return fw_has_api(&mvm->fw->ucode_capa,
1310                           IWL_UCODE_TLV_API_ADAPTIVE_DWELL_V2);
1311 }
1312
1313 static inline bool iwl_mvm_is_oce_supported(struct iwl_mvm *mvm)
1314 {
1315         /* OCE should never be enabled for LMAC scan FWs */
1316         return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_OCE);
1317 }
1318
1319 static inline bool iwl_mvm_is_frag_ebs_supported(struct iwl_mvm *mvm)
1320 {
1321         return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_FRAG_EBS);
1322 }
1323
1324 static inline bool iwl_mvm_is_short_beacon_notif_supported(struct iwl_mvm *mvm)
1325 {
1326         return fw_has_api(&mvm->fw->ucode_capa,
1327                           IWL_UCODE_TLV_API_SHORT_BEACON_NOTIF);
1328 }
1329
1330 static inline bool iwl_mvm_enter_d0i3_on_suspend(struct iwl_mvm *mvm)
1331 {
1332         /* For now we only use this mode to differentiate between
1333          * slave transports, which handle D0i3 entry in suspend by
1334          * themselves in conjunction with runtime PM D0i3.  So, this
1335          * function is used to check whether we need to do anything
1336          * when entering suspend or if the transport layer has already
1337          * done it.
1338          */
1339         return (mvm->trans->system_pm_mode == IWL_PLAT_PM_MODE_D0I3) &&
1340                 (mvm->trans->runtime_pm_mode != IWL_PLAT_PM_MODE_D0I3);
1341 }
1342
1343 static inline bool iwl_mvm_is_dqa_data_queue(struct iwl_mvm *mvm, u8 queue)
1344 {
1345         return (queue >= IWL_MVM_DQA_MIN_DATA_QUEUE) &&
1346                (queue <= IWL_MVM_DQA_MAX_DATA_QUEUE);
1347 }
1348
1349 static inline bool iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm *mvm, u8 queue)
1350 {
1351         return (queue >= IWL_MVM_DQA_MIN_MGMT_QUEUE) &&
1352                (queue <= IWL_MVM_DQA_MAX_MGMT_QUEUE);
1353 }
1354
1355 static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm)
1356 {
1357         bool nvm_lar = mvm->nvm_data->lar_enabled;
1358         bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa,
1359                                    IWL_UCODE_TLV_CAPA_LAR_SUPPORT);
1360
1361         if (iwlwifi_mod_params.lar_disable)
1362                 return false;
1363
1364         /*
1365          * Enable LAR only if it is supported by the FW (TLV) &&
1366          * enabled in the NVM
1367          */
1368         if (mvm->cfg->nvm_type == IWL_NVM_EXT)
1369                 return nvm_lar && tlv_lar;
1370         else
1371                 return tlv_lar;
1372 }
1373
1374 static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm)
1375 {
1376         return fw_has_api(&mvm->fw->ucode_capa,
1377                           IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) ||
1378                fw_has_capa(&mvm->fw->ucode_capa,
1379                            IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC);
1380 }
1381
1382 static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm)
1383 {
1384         return fw_has_capa(&mvm->fw->ucode_capa,
1385                            IWL_UCODE_TLV_CAPA_BT_COEX_RRC) &&
1386                 IWL_MVM_BT_COEX_RRC;
1387 }
1388
1389 static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm)
1390 {
1391         return fw_has_capa(&mvm->fw->ucode_capa,
1392                            IWL_UCODE_TLV_CAPA_CSUM_SUPPORT) &&
1393                !IWL_MVM_HW_CSUM_DISABLE;
1394 }
1395
1396 static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm)
1397 {
1398         return fw_has_capa(&mvm->fw->ucode_capa,
1399                            IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) &&
1400                 IWL_MVM_BT_COEX_MPLUT;
1401 }
1402
1403 static inline
1404 bool iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm *mvm)
1405 {
1406         return fw_has_capa(&mvm->fw->ucode_capa,
1407                            IWL_UCODE_TLV_CAPA_P2P_SCM_UAPSD) &&
1408                 !(iwlwifi_mod_params.uapsd_disable &
1409                   IWL_DISABLE_UAPSD_P2P_CLIENT);
1410 }
1411
1412 static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm)
1413 {
1414         return fw_has_capa(&mvm->fw->ucode_capa,
1415                            IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT);
1416 }
1417
1418 static inline bool iwl_mvm_has_new_tx_api(struct iwl_mvm *mvm)
1419 {
1420         /* TODO - replace with TLV once defined */
1421         return mvm->trans->cfg->use_tfh;
1422 }
1423
1424 static inline bool iwl_mvm_has_unified_ucode(struct iwl_mvm *mvm)
1425 {
1426         /* TODO - better define this */
1427         return mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000;
1428 }
1429
1430 static inline bool iwl_mvm_is_cdb_supported(struct iwl_mvm *mvm)
1431 {
1432         /*
1433          * TODO:
1434          * The issue of how to determine CDB APIs and usage is still not fully
1435          * defined.
1436          * There is a compilation for CDB and non-CDB FW, but there may
1437          * be also runtime check.
1438          * For now there is a TLV for checking compilation mode, but a
1439          * runtime check will also have to be here - once defined.
1440          */
1441         return fw_has_capa(&mvm->fw->ucode_capa,
1442                            IWL_UCODE_TLV_CAPA_CDB_SUPPORT);
1443 }
1444
1445 static inline bool iwl_mvm_cdb_scan_api(struct iwl_mvm *mvm)
1446 {
1447         /*
1448          * TODO: should this be the same as iwl_mvm_is_cdb_supported()?
1449          * but then there's a little bit of code in scan that won't make
1450          * any sense...
1451          */
1452         return mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000;
1453 }
1454
1455 static inline bool iwl_mvm_has_new_rx_stats_api(struct iwl_mvm *mvm)
1456 {
1457         return fw_has_api(&mvm->fw->ucode_capa,
1458                           IWL_UCODE_TLV_API_NEW_RX_STATS);
1459 }
1460
1461 static inline bool iwl_mvm_has_quota_low_latency(struct iwl_mvm *mvm)
1462 {
1463         return fw_has_api(&mvm->fw->ucode_capa,
1464                           IWL_UCODE_TLV_API_QUOTA_LOW_LATENCY);
1465 }
1466
1467 static inline bool iwl_mvm_has_tlc_offload(const struct iwl_mvm *mvm)
1468 {
1469         return fw_has_capa(&mvm->fw->ucode_capa,
1470                            IWL_UCODE_TLV_CAPA_TLC_OFFLOAD);
1471 }
1472
1473 static inline struct agg_tx_status *
1474 iwl_mvm_get_agg_status(struct iwl_mvm *mvm, void *tx_resp)
1475 {
1476         if (iwl_mvm_has_new_tx_api(mvm))
1477                 return &((struct iwl_mvm_tx_resp *)tx_resp)->status;
1478         else
1479                 return ((struct iwl_mvm_tx_resp_v3 *)tx_resp)->status;
1480 }
1481
1482 static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm)
1483 {
1484 #ifdef CONFIG_THERMAL
1485         /* these two TLV are redundant since the responsibility to CT-kill by
1486          * FW happens only after we send at least one command of
1487          * temperature THs report.
1488          */
1489         return fw_has_capa(&mvm->fw->ucode_capa,
1490                            IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) &&
1491                fw_has_capa(&mvm->fw->ucode_capa,
1492                            IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT);
1493 #else /* CONFIG_THERMAL */
1494         return false;
1495 #endif /* CONFIG_THERMAL */
1496 }
1497
1498 static inline bool iwl_mvm_is_ctdp_supported(struct iwl_mvm *mvm)
1499 {
1500         return fw_has_capa(&mvm->fw->ucode_capa,
1501                            IWL_UCODE_TLV_CAPA_CTDP_SUPPORT);
1502 }
1503
1504 extern const u8 iwl_mvm_ac_to_tx_fifo[];
1505 extern const u8 iwl_mvm_ac_to_gen2_tx_fifo[];
1506
1507 static inline u8 iwl_mvm_mac_ac_to_tx_fifo(struct iwl_mvm *mvm,
1508                                            enum ieee80211_ac_numbers ac)
1509 {
1510         return iwl_mvm_has_new_tx_api(mvm) ?
1511                 iwl_mvm_ac_to_gen2_tx_fifo[ac] : iwl_mvm_ac_to_tx_fifo[ac];
1512 }
1513
1514 struct iwl_rate_info {
1515         u8 plcp;        /* uCode API:  IWL_RATE_6M_PLCP, etc. */
1516         u8 plcp_siso;   /* uCode API:  IWL_RATE_SISO_6M_PLCP, etc. */
1517         u8 plcp_mimo2;  /* uCode API:  IWL_RATE_MIMO2_6M_PLCP, etc. */
1518         u8 plcp_mimo3;  /* uCode API:  IWL_RATE_MIMO3_6M_PLCP, etc. */
1519         u8 ieee;        /* MAC header:  IWL_RATE_6M_IEEE, etc. */
1520 };
1521
1522 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm);
1523 int __iwl_mvm_mac_start(struct iwl_mvm *mvm);
1524
1525 /******************
1526  * MVM Methods
1527  ******************/
1528 /* uCode */
1529 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
1530
1531 /* Utils */
1532 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
1533                                         enum nl80211_band band);
1534 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
1535                                enum nl80211_band band,
1536                                struct ieee80211_tx_rate *r);
1537 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
1538 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
1539 u8 first_antenna(u8 mask);
1540 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
1541 void iwl_mvm_get_sync_time(struct iwl_mvm *mvm, u32 *gp2, u64 *boottime);
1542
1543 /* Tx / Host Commands */
1544 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
1545                                   struct iwl_host_cmd *cmd);
1546 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id,
1547                                       u32 flags, u16 len, const void *data);
1548 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
1549                                          struct iwl_host_cmd *cmd,
1550                                          u32 *status);
1551 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id,
1552                                              u16 len, const void *data,
1553                                              u32 *status);
1554 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
1555                    struct ieee80211_sta *sta);
1556 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
1557 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
1558                         struct iwl_tx_cmd *tx_cmd,
1559                         struct ieee80211_tx_info *info, u8 sta_id);
1560 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd,
1561                             struct ieee80211_tx_info *info,
1562                             struct ieee80211_sta *sta, __le16 fc);
1563 void iwl_mvm_mac_itxq_xmit(struct ieee80211_hw *hw, struct ieee80211_txq *txq);
1564 unsigned int iwl_mvm_max_amsdu_size(struct iwl_mvm *mvm,
1565                                     struct ieee80211_sta *sta,
1566                                     unsigned int tid);
1567
1568 #ifdef CONFIG_IWLWIFI_DEBUG
1569 const char *iwl_mvm_get_tx_fail_reason(u32 status);
1570 #else
1571 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
1572 #endif
1573 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, u32 flags);
1574 int iwl_mvm_flush_sta(struct iwl_mvm *mvm, void *sta, bool internal, u32 flags);
1575 int iwl_mvm_flush_sta_tids(struct iwl_mvm *mvm, u32 sta_id,
1576                            u16 tids, u32 flags);
1577
1578 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
1579
1580 static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info,
1581                                            struct iwl_tx_cmd *tx_cmd)
1582 {
1583         struct ieee80211_key_conf *keyconf = info->control.hw_key;
1584
1585         tx_cmd->sec_ctl = TX_CMD_SEC_CCM;
1586         memcpy(tx_cmd->key, keyconf->key, keyconf->keylen);
1587 }
1588
1589 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
1590 {
1591         flush_work(&mvm->async_handlers_wk);
1592 }
1593
1594 /* Statistics */
1595 void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm,
1596                                   struct iwl_rx_packet *pkt);
1597 void iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
1598                            struct iwl_rx_cmd_buffer *rxb);
1599 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear);
1600 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm);
1601
1602 /* NVM */
1603 int iwl_nvm_init(struct iwl_mvm *mvm);
1604 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
1605
1606 static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm)
1607 {
1608         return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ?
1609                mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant :
1610                mvm->fw->valid_tx_ant;
1611 }
1612
1613 static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm)
1614 {
1615         return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ?
1616                mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant :
1617                mvm->fw->valid_rx_ant;
1618 }
1619
1620 static inline void iwl_mvm_toggle_tx_ant(struct iwl_mvm *mvm, u8 *ant)
1621 {
1622         *ant = iwl_mvm_next_antenna(mvm, iwl_mvm_get_valid_tx_ant(mvm), *ant);
1623 }
1624
1625 static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm)
1626 {
1627         u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN |
1628                            FW_PHY_CFG_RX_CHAIN);
1629         u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm);
1630         u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm);
1631
1632         phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS |
1633                       valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS;
1634
1635         return mvm->fw->phy_config & phy_config;
1636 }
1637
1638 int iwl_mvm_up(struct iwl_mvm *mvm);
1639 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
1640
1641 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
1642 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
1643                                     struct iwl_bcast_filter_cmd *cmd);
1644
1645 /*
1646  * FW notifications / CMD responses handlers
1647  * Convention: iwl_mvm_rx_<NAME OF THE CMD>
1648  */
1649 void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1650 void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi,
1651                         struct iwl_rx_cmd_buffer *rxb);
1652 void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi,
1653                         struct iwl_rx_cmd_buffer *rxb, int queue);
1654 void iwl_mvm_rx_monitor_no_data(struct iwl_mvm *mvm, struct napi_struct *napi,
1655                                 struct iwl_rx_cmd_buffer *rxb, int queue);
1656 void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi,
1657                               struct iwl_rx_cmd_buffer *rxb, int queue);
1658 int iwl_mvm_notify_rx_queue(struct iwl_mvm *mvm, u32 rxq_mask,
1659                             const u8 *data, u32 count);
1660 void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1661                             int queue);
1662 void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1663 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm,
1664                                    struct iwl_rx_cmd_buffer *rxb);
1665 void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags);
1666 void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1667 void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
1668                                    struct iwl_rx_cmd_buffer *rxb);
1669 void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1670 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
1671                                  struct iwl_rx_cmd_buffer *rxb);
1672 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
1673                              struct iwl_rx_cmd_buffer *rxb);
1674 void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm,
1675                                      struct iwl_rx_cmd_buffer *rxb);
1676
1677 /* MVM PHY */
1678 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1679                          struct cfg80211_chan_def *chandef,
1680                          u8 chains_static, u8 chains_dynamic);
1681 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1682                              struct cfg80211_chan_def *chandef,
1683                              u8 chains_static, u8 chains_dynamic);
1684 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
1685                           struct iwl_mvm_phy_ctxt *ctxt);
1686 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
1687                             struct iwl_mvm_phy_ctxt *ctxt);
1688 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm);
1689 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef);
1690 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef);
1691
1692 /* MAC (virtual interface) programming */
1693 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1694 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1695 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1696                              bool force_assoc_off, const u8 *bssid_override);
1697 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1698 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
1699                                     struct ieee80211_vif *vif);
1700 int iwl_mvm_mac_ctxt_send_beacon(struct iwl_mvm *mvm,
1701                                  struct ieee80211_vif *vif,
1702                                  struct sk_buff *beacon);
1703 int iwl_mvm_mac_ctxt_send_beacon_cmd(struct iwl_mvm *mvm,
1704                                      struct sk_buff *beacon,
1705                                      void *data, int len);
1706 u8 iwl_mvm_mac_ctxt_get_lowest_rate(struct ieee80211_tx_info *info,
1707                                     struct ieee80211_vif *vif);
1708 void iwl_mvm_mac_ctxt_set_tim(struct iwl_mvm *mvm,
1709                               __le32 *tim_index, __le32 *tim_size,
1710                               u8 *beacon, u32 frame_size);
1711 void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
1712                              struct iwl_rx_cmd_buffer *rxb);
1713 void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
1714                                      struct iwl_rx_cmd_buffer *rxb);
1715 void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm,
1716                                     struct iwl_rx_cmd_buffer *rxb);
1717 void iwl_mvm_mu_mimo_grp_notif(struct iwl_mvm *mvm,
1718                                struct iwl_rx_cmd_buffer *rxb);
1719 void iwl_mvm_sta_pm_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1720 void iwl_mvm_window_status_notif(struct iwl_mvm *mvm,
1721                                  struct iwl_rx_cmd_buffer *rxb);
1722 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
1723                                     struct ieee80211_vif *vif);
1724 void iwl_mvm_probe_resp_data_notif(struct iwl_mvm *mvm,
1725                                    struct iwl_rx_cmd_buffer *rxb);
1726 void iwl_mvm_channel_switch_noa_notif(struct iwl_mvm *mvm,
1727                                       struct iwl_rx_cmd_buffer *rxb);
1728 /* Bindings */
1729 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1730 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1731
1732 /* Quota management */
1733 static inline size_t iwl_mvm_quota_cmd_size(struct iwl_mvm *mvm)
1734 {
1735         return iwl_mvm_has_quota_low_latency(mvm) ?
1736                 sizeof(struct iwl_time_quota_cmd) :
1737                 sizeof(struct iwl_time_quota_cmd_v1);
1738 }
1739
1740 static inline struct iwl_time_quota_data
1741 *iwl_mvm_quota_cmd_get_quota(struct iwl_mvm *mvm,
1742                              struct iwl_time_quota_cmd *cmd,
1743                              int i)
1744 {
1745         struct iwl_time_quota_data_v1 *quotas;
1746
1747         if (iwl_mvm_has_quota_low_latency(mvm))
1748                 return &cmd->quotas[i];
1749
1750         quotas = (struct iwl_time_quota_data_v1 *)cmd->quotas;
1751         return (struct iwl_time_quota_data *)&quotas[i];
1752 }
1753
1754 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload,
1755                           struct ieee80211_vif *disabled_vif);
1756
1757 /* Scanning */
1758 int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1759                            struct cfg80211_scan_request *req,
1760                            struct ieee80211_scan_ies *ies);
1761 int iwl_mvm_scan_size(struct iwl_mvm *mvm);
1762 int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify);
1763 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm);
1764 void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm);
1765 void iwl_mvm_scan_timeout_wk(struct work_struct *work);
1766
1767 /* Scheduled scan */
1768 void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm,
1769                                          struct iwl_rx_cmd_buffer *rxb);
1770 void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1771                                               struct iwl_rx_cmd_buffer *rxb);
1772 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
1773                              struct ieee80211_vif *vif,
1774                              struct cfg80211_sched_scan_request *req,
1775                              struct ieee80211_scan_ies *ies,
1776                              int type);
1777 void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm,
1778                                  struct iwl_rx_cmd_buffer *rxb);
1779
1780 /* UMAC scan */
1781 int iwl_mvm_config_scan(struct iwl_mvm *mvm);
1782 void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm,
1783                                          struct iwl_rx_cmd_buffer *rxb);
1784 void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1785                                               struct iwl_rx_cmd_buffer *rxb);
1786
1787 /* MVM debugfs */
1788 #ifdef CONFIG_IWLWIFI_DEBUGFS
1789 void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
1790 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1791 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1792 #else
1793 static inline void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
1794                                           struct dentry *dbgfs_dir)
1795 {
1796 }
1797 static inline void
1798 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1799 {
1800 }
1801 static inline void
1802 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1803 {
1804 }
1805 #endif /* CONFIG_IWLWIFI_DEBUGFS */
1806
1807 /* rate scaling */
1808 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool sync);
1809 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg);
1810 int rs_pretty_print_rate(char *buf, int bufsz, const u32 rate);
1811 void rs_update_last_rssi(struct iwl_mvm *mvm,
1812                          struct iwl_mvm_sta *mvmsta,
1813                          struct ieee80211_rx_status *rx_status);
1814
1815 /* power management */
1816 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
1817 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
1818 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm);
1819 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1820                                  char *buf, int bufsz);
1821
1822 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1823 void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
1824                                               struct iwl_rx_cmd_buffer *rxb);
1825
1826 #ifdef CONFIG_IWLWIFI_LEDS
1827 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
1828 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
1829 void iwl_mvm_leds_sync(struct iwl_mvm *mvm);
1830 #else
1831 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
1832 {
1833         return 0;
1834 }
1835 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
1836 {
1837 }
1838 static inline void iwl_mvm_leds_sync(struct iwl_mvm *mvm)
1839 {
1840 }
1841 #endif
1842
1843 /* D3 (WoWLAN, NetDetect) */
1844 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
1845 int iwl_mvm_resume(struct ieee80211_hw *hw);
1846 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
1847 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
1848                             struct ieee80211_vif *vif,
1849                             struct cfg80211_gtk_rekey_data *data);
1850 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
1851                               struct ieee80211_vif *vif,
1852                               struct inet6_dev *idev);
1853 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
1854                                      struct ieee80211_vif *vif, int idx);
1855 extern const struct file_operations iwl_dbgfs_d3_test_ops;
1856 struct iwl_wowlan_status *iwl_mvm_send_wowlan_get_status(struct iwl_mvm *mvm);
1857 #ifdef CONFIG_PM
1858 int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
1859                                      struct ieee80211_vif *vif,
1860                                      bool host_awake,
1861                                      u32 cmd_flags);
1862 void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm,
1863                               struct ieee80211_vif *vif,
1864                               struct iwl_wowlan_status *status);
1865 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
1866                                  struct ieee80211_vif *vif);
1867 #else
1868 static inline int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
1869                                                    struct ieee80211_vif *vif,
1870                                                    bool host_awake,
1871                                                    u32 cmd_flags)
1872 {
1873         return 0;
1874 }
1875
1876 static inline void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm,
1877                                             struct ieee80211_vif *vif,
1878                                             struct iwl_wowlan_status *status)
1879 {
1880 }
1881
1882 static inline void
1883 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1884 {
1885 }
1886 #endif
1887 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
1888                                 struct iwl_wowlan_config_cmd *cmd);
1889 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
1890                                struct ieee80211_vif *vif,
1891                                bool disable_offloading,
1892                                bool offload_ns,
1893                                u32 cmd_flags);
1894
1895 /* D0i3 */
1896 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1897 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1898 int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1899 bool iwl_mvm_ref_taken(struct iwl_mvm *mvm);
1900
1901 #ifdef CONFIG_PM
1902 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq);
1903 int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode);
1904 int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode);
1905 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm);
1906 #endif
1907
1908 /* BT Coex */
1909 int iwl_mvm_send_bt_init_conf(struct iwl_mvm *mvm);
1910 void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
1911                               struct iwl_rx_cmd_buffer *rxb);
1912 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1913                            enum ieee80211_rssi_event_data);
1914 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
1915 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
1916                                 struct ieee80211_sta *sta);
1917 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
1918                                      struct ieee80211_sta *sta);
1919 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant);
1920 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
1921 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
1922                                     enum nl80211_band band);
1923 u8 iwl_mvm_bt_coex_get_single_ant_msk(struct iwl_mvm *mvm, u8 enabled_ants);
1924 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
1925                            struct ieee80211_tx_info *info, u8 ac);
1926
1927 /* beacon filtering */
1928 #ifdef CONFIG_IWLWIFI_DEBUGFS
1929 void
1930 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1931                                          struct iwl_beacon_filter_cmd *cmd);
1932 #else
1933 static inline void
1934 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1935                                          struct iwl_beacon_filter_cmd *cmd)
1936 {}
1937 #endif
1938 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
1939                                    struct ieee80211_vif *vif,
1940                                    bool enable, u32 flags);
1941 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
1942                                  struct ieee80211_vif *vif,
1943                                  u32 flags);
1944 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
1945                                   struct ieee80211_vif *vif,
1946                                   u32 flags);
1947 /* SMPS */
1948 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1949                                 enum iwl_mvm_smps_type_request req_type,
1950                                 enum ieee80211_smps_mode smps_request);
1951 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
1952
1953 /* Low latency */
1954 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1955                               bool low_latency,
1956                               enum iwl_mvm_low_latency_cause cause);
1957 /* get SystemLowLatencyMode - only needed for beacon threshold? */
1958 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1959 bool iwl_mvm_low_latency_band(struct iwl_mvm *mvm, enum nl80211_band band);
1960 void iwl_mvm_send_low_latency_cmd(struct iwl_mvm *mvm, bool low_latency,
1961                                   u16 mac_id);
1962
1963 /* get VMACLowLatencyMode */
1964 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1965 {
1966         /*
1967          * should this consider associated/active/... state?
1968          *
1969          * Normally low-latency should only be active on interfaces
1970          * that are active, but at least with debugfs it can also be
1971          * enabled on interfaces that aren't active. However, when
1972          * interface aren't active then they aren't added into the
1973          * binding, so this has no real impact. For now, just return
1974          * the current desired low-latency state.
1975          */
1976         return mvmvif->low_latency_actual;
1977 }
1978
1979 static inline
1980 void iwl_mvm_vif_set_low_latency(struct iwl_mvm_vif *mvmvif, bool set,
1981                                  enum iwl_mvm_low_latency_cause cause)
1982 {
1983         u8 new_state;
1984
1985         if (set)
1986                 mvmvif->low_latency |= cause;
1987         else
1988                 mvmvif->low_latency &= ~cause;
1989
1990         /*
1991          * if LOW_LATENCY_DEBUGFS_FORCE_ENABLE is enabled no changes are
1992          * allowed to actual mode.
1993          */
1994         if (mvmvif->low_latency & LOW_LATENCY_DEBUGFS_FORCE_ENABLE &&
1995             cause != LOW_LATENCY_DEBUGFS_FORCE_ENABLE)
1996                 return;
1997
1998         if (cause == LOW_LATENCY_DEBUGFS_FORCE_ENABLE && set)
1999                 /*
2000                  * We enter force state
2001                  */
2002                 new_state = !!(mvmvif->low_latency &
2003                                LOW_LATENCY_DEBUGFS_FORCE);
2004         else
2005                 /*
2006                  * Check if any other one set low latency
2007                  */
2008                 new_state = !!(mvmvif->low_latency &
2009                                   ~(LOW_LATENCY_DEBUGFS_FORCE_ENABLE |
2010                                     LOW_LATENCY_DEBUGFS_FORCE));
2011
2012         mvmvif->low_latency_actual = new_state;
2013 }
2014
2015 /* Return a bitmask with all the hw supported queues, except for the
2016  * command queue, which can't be flushed.
2017  */
2018 static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm)
2019 {
2020         return ((BIT(mvm->cfg->base_params->num_of_queues) - 1) &
2021                 ~BIT(IWL_MVM_DQA_CMD_QUEUE));
2022 }
2023
2024 static inline void iwl_mvm_stop_device(struct iwl_mvm *mvm)
2025 {
2026         lockdep_assert_held(&mvm->mutex);
2027         iwl_fw_cancel_timestamp(&mvm->fwrt);
2028         clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
2029         iwl_fwrt_stop_device(&mvm->fwrt);
2030         iwl_free_fw_paging(&mvm->fwrt);
2031         iwl_fw_dump_conf_clear(&mvm->fwrt);
2032 }
2033
2034 /* Re-configure the SCD for a queue that has already been configured */
2035 int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id,
2036                          int tid, int frame_limit, u16 ssn);
2037
2038 /* Thermal management and CT-kill */
2039 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
2040 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp);
2041 void iwl_mvm_temp_notif(struct iwl_mvm *mvm,
2042                         struct iwl_rx_cmd_buffer *rxb);
2043 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
2044 void iwl_mvm_thermal_initialize(struct iwl_mvm *mvm, u32 min_backoff);
2045 void iwl_mvm_thermal_exit(struct iwl_mvm *mvm);
2046 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
2047 int iwl_mvm_get_temp(struct iwl_mvm *mvm, s32 *temp);
2048 void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
2049 void iwl_mvm_enter_ctkill(struct iwl_mvm *mvm);
2050 int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm *mvm);
2051 int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 budget);
2052
2053 /* Location Aware Regulatory */
2054 struct iwl_mcc_update_resp *
2055 iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2,
2056                    enum iwl_mcc_source src_id);
2057 int iwl_mvm_init_mcc(struct iwl_mvm *mvm);
2058 void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm,
2059                                 struct iwl_rx_cmd_buffer *rxb);
2060 struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy,
2061                                                   const char *alpha2,
2062                                                   enum iwl_mcc_source src_id,
2063                                                   bool *changed);
2064 struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm,
2065                                                           bool *changed);
2066 int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm);
2067 void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm);
2068
2069 /* smart fifo */
2070 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2071                       bool added_vif);
2072
2073 /* FTM responder */
2074 int iwl_mvm_ftm_start_responder(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2075 void iwl_mvm_ftm_restart_responder(struct iwl_mvm *mvm,
2076                                    struct ieee80211_vif *vif);
2077 void iwl_mvm_ftm_responder_stats(struct iwl_mvm *mvm,
2078                                  struct iwl_rx_cmd_buffer *rxb);
2079
2080 /* FTM initiator */
2081 void iwl_mvm_ftm_restart(struct iwl_mvm *mvm);
2082 void iwl_mvm_ftm_range_resp(struct iwl_mvm *mvm,
2083                             struct iwl_rx_cmd_buffer *rxb);
2084 void iwl_mvm_ftm_lc_notif(struct iwl_mvm *mvm,
2085                           struct iwl_rx_cmd_buffer *rxb);
2086 int iwl_mvm_ftm_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2087                       struct cfg80211_pmsr_request *request);
2088 void iwl_mvm_ftm_abort(struct iwl_mvm *mvm, struct cfg80211_pmsr_request *req);
2089
2090 /* TDLS */
2091
2092 /*
2093  * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present.
2094  * This TID is marked as used vs the AP and all connected TDLS peers.
2095  */
2096 #define IWL_MVM_TDLS_FW_TID 4
2097
2098 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2099 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm);
2100 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2101                                bool sta_added);
2102 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
2103                                            struct ieee80211_vif *vif);
2104 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw,
2105                                 struct ieee80211_vif *vif,
2106                                 struct ieee80211_sta *sta, u8 oper_class,
2107                                 struct cfg80211_chan_def *chandef,
2108                                 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie);
2109 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw,
2110                                       struct ieee80211_vif *vif,
2111                                       struct ieee80211_tdls_ch_sw_params *params);
2112 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw,
2113                                         struct ieee80211_vif *vif,
2114                                         struct ieee80211_sta *sta);
2115 void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
2116 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work);
2117
2118 void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm,
2119                                      struct iwl_mvm_internal_rxq_notif *notif,
2120                                      u32 size);
2121 void iwl_mvm_reorder_timer_expired(struct timer_list *t);
2122 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm);
2123 bool iwl_mvm_is_vif_assoc(struct iwl_mvm *mvm);
2124
2125 #define MVM_TCM_PERIOD_MSEC 500
2126 #define MVM_TCM_PERIOD (HZ * MVM_TCM_PERIOD_MSEC / 1000)
2127 #define MVM_LL_PERIOD (10 * HZ)
2128 void iwl_mvm_tcm_work(struct work_struct *work);
2129 void iwl_mvm_recalc_tcm(struct iwl_mvm *mvm);
2130 void iwl_mvm_pause_tcm(struct iwl_mvm *mvm, bool with_cancel);
2131 void iwl_mvm_resume_tcm(struct iwl_mvm *mvm);
2132 void iwl_mvm_tcm_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2133 void iwl_mvm_tcm_rm_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
2134 u8 iwl_mvm_tcm_load_percentage(u32 airtime, u32 elapsed);
2135
2136 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
2137 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm,
2138                                     struct ieee80211_vif *vif,
2139                                     bool tdls, bool cmd_q);
2140 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
2141                              const char *errmsg);
2142 void iwl_mvm_event_frame_timeout_callback(struct iwl_mvm *mvm,
2143                                           struct ieee80211_vif *vif,
2144                                           const struct ieee80211_sta *sta,
2145                                           u16 tid);
2146
2147 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b);
2148 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm);
2149 #ifdef CONFIG_IWLWIFI_DEBUGFS
2150 void iwl_mvm_sta_add_debugfs(struct ieee80211_hw *hw,
2151                              struct ieee80211_vif *vif,
2152                              struct ieee80211_sta *sta,
2153                              struct dentry *dir);
2154 #endif
2155
2156 /* Channel info utils */
2157 static inline bool iwl_mvm_has_ultra_hb_channel(struct iwl_mvm *mvm)
2158 {
2159         return fw_has_capa(&mvm->fw->ucode_capa,
2160                            IWL_UCODE_TLV_CAPA_ULTRA_HB_CHANNELS);
2161 }
2162
2163 static inline void *iwl_mvm_chan_info_cmd_tail(struct iwl_mvm *mvm,
2164                                                struct iwl_fw_channel_info *ci)
2165 {
2166         return (u8 *)ci + (iwl_mvm_has_ultra_hb_channel(mvm) ?
2167                            sizeof(struct iwl_fw_channel_info) :
2168                            sizeof(struct iwl_fw_channel_info_v1));
2169 }
2170
2171 static inline size_t iwl_mvm_chan_info_padding(struct iwl_mvm *mvm)
2172 {
2173         return iwl_mvm_has_ultra_hb_channel(mvm) ? 0 :
2174                 sizeof(struct iwl_fw_channel_info) -
2175                 sizeof(struct iwl_fw_channel_info_v1);
2176 }
2177
2178 static inline void iwl_mvm_set_chan_info(struct iwl_mvm *mvm,
2179                                          struct iwl_fw_channel_info *ci,
2180                                          u32 chan, u8 band, u8 width,
2181                                          u8 ctrl_pos)
2182 {
2183         if (iwl_mvm_has_ultra_hb_channel(mvm)) {
2184                 ci->channel = cpu_to_le32(chan);
2185                 ci->band = band;
2186                 ci->width = width;
2187                 ci->ctrl_pos = ctrl_pos;
2188         } else {
2189                 struct iwl_fw_channel_info_v1 *ci_v1 =
2190                                         (struct iwl_fw_channel_info_v1 *)ci;
2191
2192                 ci_v1->channel = chan;
2193                 ci_v1->band = band;
2194                 ci_v1->width = width;
2195                 ci_v1->ctrl_pos = ctrl_pos;
2196         }
2197 }
2198
2199 static inline void
2200 iwl_mvm_set_chan_info_chandef(struct iwl_mvm *mvm,
2201                               struct iwl_fw_channel_info *ci,
2202                               struct cfg80211_chan_def *chandef)
2203 {
2204         iwl_mvm_set_chan_info(mvm, ci, chandef->chan->hw_value,
2205                               (chandef->chan->band == NL80211_BAND_2GHZ ?
2206                                PHY_BAND_24 : PHY_BAND_5),
2207                                iwl_mvm_get_channel_width(chandef),
2208                                iwl_mvm_get_ctrl_pos(chandef));
2209 }
2210
2211 #endif /* __IWL_MVM_H__ */