Merge tag 'wireless-drivers-next-for-davem-2016-09-15' of git://git.kernel.org/pub...
[cascardo/linux.git] / drivers / net / wireless / intel / iwlwifi / mvm / mvm.h
1 /******************************************************************************
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10  * Copyright(c) 2016        Intel Deutschland GmbH
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66  *****************************************************************************/
67
68 #ifndef __IWL_MVM_H__
69 #define __IWL_MVM_H__
70
71 #include <linux/list.h>
72 #include <linux/spinlock.h>
73 #include <linux/leds.h>
74 #include <linux/in6.h>
75
76 #ifdef CONFIG_THERMAL
77 #include <linux/thermal.h>
78 #endif
79
80 #include "iwl-op-mode.h"
81 #include "iwl-trans.h"
82 #include "iwl-notif-wait.h"
83 #include "iwl-eeprom-parse.h"
84 #include "iwl-fw-file.h"
85 #include "iwl-config.h"
86 #include "sta.h"
87 #include "fw-api.h"
88 #include "constants.h"
89 #include "tof.h"
90
91 #define IWL_MVM_MAX_ADDRESSES           5
92 /* RSSI offset for WkP */
93 #define IWL_RSSI_OFFSET 50
94 #define IWL_MVM_MISSED_BEACONS_THRESHOLD 8
95 /* A TimeUnit is 1024 microsecond */
96 #define MSEC_TO_TU(_msec)       (_msec*1000/1024)
97
98 /* For GO, this value represents the number of TUs before CSA "beacon
99  * 0" TBTT when the CSA time-event needs to be scheduled to start.  It
100  * must be big enough to ensure that we switch in time.
101  */
102 #define IWL_MVM_CHANNEL_SWITCH_TIME_GO          40
103
104 /* For client, this value represents the number of TUs before CSA
105  * "beacon 1" TBTT, instead.  This is because we don't know when the
106  * GO/AP will be in the new channel, so we switch early enough.
107  */
108 #define IWL_MVM_CHANNEL_SWITCH_TIME_CLIENT      10
109
110 /*
111  * This value (in TUs) is used to fine tune the CSA NoA end time which should
112  * be just before "beacon 0" TBTT.
113  */
114 #define IWL_MVM_CHANNEL_SWITCH_MARGIN 4
115
116 /*
117  * Number of beacons to transmit on a new channel until we unblock tx to
118  * the stations, even if we didn't identify them on a new channel
119  */
120 #define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3
121
122 extern const struct ieee80211_ops iwl_mvm_hw_ops;
123
124 /**
125  * struct iwl_mvm_mod_params - module parameters for iwlmvm
126  * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted.
127  *      We will register to mac80211 to have testmode working. The NIC must not
128  *      be up'ed after the INIT fw asserted. This is useful to be able to use
129  *      proprietary tools over testmode to debug the INIT fw.
130  * @tfd_q_hang_detect: enabled the detection of hung transmit queues
131  * @power_scheme: one of enum iwl_power_scheme
132  */
133 struct iwl_mvm_mod_params {
134         bool init_dbg;
135         bool tfd_q_hang_detect;
136         int power_scheme;
137 };
138 extern struct iwl_mvm_mod_params iwlmvm_mod_params;
139
140 /**
141  * struct iwl_mvm_dump_ptrs - set of pointers needed for the fw-error-dump
142  *
143  * @op_mode_ptr: pointer to the buffer coming from the mvm op_mode
144  * @trans_ptr: pointer to struct %iwl_trans_dump_data which contains the
145  *      transport's data.
146  * @trans_len: length of the valid data in trans_ptr
147  * @op_mode_len: length of the valid data in op_mode_ptr
148  */
149 struct iwl_mvm_dump_ptrs {
150         struct iwl_trans_dump_data *trans_ptr;
151         void *op_mode_ptr;
152         u32 op_mode_len;
153 };
154
155 /**
156  * struct iwl_mvm_dump_desc - describes the dump
157  * @len: length of trig_desc->data
158  * @trig_desc: the description of the dump
159  */
160 struct iwl_mvm_dump_desc {
161         size_t len;
162         /* must be last */
163         struct iwl_fw_error_dump_trigger_desc trig_desc;
164 };
165
166 extern const struct iwl_mvm_dump_desc iwl_mvm_dump_desc_assert;
167
168 struct iwl_mvm_phy_ctxt {
169         u16 id;
170         u16 color;
171         u32 ref;
172
173         /*
174          * TODO: This should probably be removed. Currently here only for rate
175          * scaling algorithm
176          */
177         struct ieee80211_channel *channel;
178 };
179
180 struct iwl_mvm_time_event_data {
181         struct ieee80211_vif *vif;
182         struct list_head list;
183         unsigned long end_jiffies;
184         u32 duration;
185         bool running;
186         u32 uid;
187
188         /*
189          * The access to the 'id' field must be done when the
190          * mvm->time_event_lock is held, as it value is used to indicate
191          * if the te is in the time event list or not (when id == TE_MAX)
192          */
193         u32 id;
194 };
195
196  /* Power management */
197
198 /**
199  * enum iwl_power_scheme
200  * @IWL_POWER_LEVEL_CAM - Continuously Active Mode
201  * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default)
202  * @IWL_POWER_LEVEL_LP  - Low Power
203  */
204 enum iwl_power_scheme {
205         IWL_POWER_SCHEME_CAM = 1,
206         IWL_POWER_SCHEME_BPS,
207         IWL_POWER_SCHEME_LP
208 };
209
210 #define IWL_CONN_MAX_LISTEN_INTERVAL    10
211 #define IWL_UAPSD_MAX_SP                IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL
212
213 #ifdef CONFIG_IWLWIFI_DEBUGFS
214 enum iwl_dbgfs_pm_mask {
215         MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0),
216         MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1),
217         MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2),
218         MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3),
219         MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4),
220         MVM_DEBUGFS_PM_LPRX_ENA = BIT(6),
221         MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7),
222         MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8),
223         MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9),
224         MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10),
225 };
226
227 struct iwl_dbgfs_pm {
228         u16 keep_alive_seconds;
229         u32 rx_data_timeout;
230         u32 tx_data_timeout;
231         bool skip_over_dtim;
232         u8 skip_dtim_periods;
233         bool lprx_ena;
234         u32 lprx_rssi_threshold;
235         bool snooze_ena;
236         bool uapsd_misbehaving;
237         bool use_ps_poll;
238         int mask;
239 };
240
241 /* beacon filtering */
242
243 enum iwl_dbgfs_bf_mask {
244         MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0),
245         MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1),
246         MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2),
247         MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3),
248         MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4),
249         MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5),
250         MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6),
251         MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7),
252         MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8),
253         MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9),
254         MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10),
255 };
256
257 struct iwl_dbgfs_bf {
258         u32 bf_energy_delta;
259         u32 bf_roaming_energy_delta;
260         u32 bf_roaming_state;
261         u32 bf_temp_threshold;
262         u32 bf_temp_fast_filter;
263         u32 bf_temp_slow_filter;
264         u32 bf_enable_beacon_filter;
265         u32 bf_debug_flag;
266         u32 bf_escape_timer;
267         u32 ba_escape_timer;
268         u32 ba_enable_beacon_abort;
269         int mask;
270 };
271 #endif
272
273 enum iwl_mvm_smps_type_request {
274         IWL_MVM_SMPS_REQ_BT_COEX,
275         IWL_MVM_SMPS_REQ_TT,
276         IWL_MVM_SMPS_REQ_PROT,
277         NUM_IWL_MVM_SMPS_REQ,
278 };
279
280 enum iwl_mvm_ref_type {
281         IWL_MVM_REF_UCODE_DOWN,
282         IWL_MVM_REF_SCAN,
283         IWL_MVM_REF_ROC,
284         IWL_MVM_REF_ROC_AUX,
285         IWL_MVM_REF_P2P_CLIENT,
286         IWL_MVM_REF_AP_IBSS,
287         IWL_MVM_REF_USER,
288         IWL_MVM_REF_TX,
289         IWL_MVM_REF_TX_AGG,
290         IWL_MVM_REF_ADD_IF,
291         IWL_MVM_REF_START_AP,
292         IWL_MVM_REF_BSS_CHANGED,
293         IWL_MVM_REF_PREPARE_TX,
294         IWL_MVM_REF_PROTECT_TDLS,
295         IWL_MVM_REF_CHECK_CTKILL,
296         IWL_MVM_REF_PRPH_READ,
297         IWL_MVM_REF_PRPH_WRITE,
298         IWL_MVM_REF_NMI,
299         IWL_MVM_REF_TM_CMD,
300         IWL_MVM_REF_EXIT_WORK,
301         IWL_MVM_REF_PROTECT_CSA,
302         IWL_MVM_REF_FW_DBG_COLLECT,
303         IWL_MVM_REF_INIT_UCODE,
304         IWL_MVM_REF_SENDING_CMD,
305         IWL_MVM_REF_RX,
306
307         /* update debugfs.c when changing this */
308
309         IWL_MVM_REF_COUNT,
310 };
311
312 enum iwl_bt_force_ant_mode {
313         BT_FORCE_ANT_DIS = 0,
314         BT_FORCE_ANT_AUTO,
315         BT_FORCE_ANT_BT,
316         BT_FORCE_ANT_WIFI,
317
318         BT_FORCE_ANT_MAX,
319 };
320
321 /**
322 * struct iwl_mvm_vif_bf_data - beacon filtering related data
323 * @bf_enabled: indicates if beacon filtering is enabled
324 * @ba_enabled: indicated if beacon abort is enabled
325 * @ave_beacon_signal: average beacon signal
326 * @last_cqm_event: rssi of the last cqm event
327 * @bt_coex_min_thold: minimum threshold for BT coex
328 * @bt_coex_max_thold: maximum threshold for BT coex
329 * @last_bt_coex_event: rssi of the last BT coex event
330 */
331 struct iwl_mvm_vif_bf_data {
332         bool bf_enabled;
333         bool ba_enabled;
334         int ave_beacon_signal;
335         int last_cqm_event;
336         int bt_coex_min_thold;
337         int bt_coex_max_thold;
338         int last_bt_coex_event;
339 };
340
341 /**
342  * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
343  * @id: between 0 and 3
344  * @color: to solve races upon MAC addition and removal
345  * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
346  * @bssid: BSSID for this (client) interface
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_traffic: indicates low latency traffic was detected
358  * @low_latency_dbgfs: low latency mode set from debugfs
359  * @low_latency_vcmd: low latency mode set from vendor command
360  * @ps_disabled: indicates that this interface requires PS to be disabled
361  * @queue_params: QoS params for this MAC
362  * @bcast_sta: station used for broadcast packets. Used by the following
363  *  vifs: P2P_DEVICE, GO and AP.
364  * @beacon_skb: the skb used to hold the AP/GO beacon template
365  * @smps_requests: the SMPS requests of different parts of the driver,
366  *      combined on update to yield the overall request to mac80211.
367  * @beacon_stats: beacon statistics, containing the # of received beacons,
368  *      # of received beacons accumulated over FW restart, and the current
369  *      average signal of beacons retrieved from the firmware
370  * @csa_failed: CSA failed to schedule time event, report an error later
371  * @features: hw features active for this vif
372  */
373 struct iwl_mvm_vif {
374         struct iwl_mvm *mvm;
375         u16 id;
376         u16 color;
377         u8 ap_sta_id;
378
379         u8 bssid[ETH_ALEN];
380         bool associated;
381         u8 ap_assoc_sta_count;
382
383         bool uploaded;
384         bool ap_ibss_active;
385         bool pm_enabled;
386         bool monitor_active;
387         bool low_latency_traffic, low_latency_dbgfs, low_latency_vcmd;
388         bool ps_disabled;
389         struct iwl_mvm_vif_bf_data bf_data;
390
391         struct {
392                 u32 num_beacons, accu_num_beacons;
393                 u8 avg_signal;
394         } beacon_stats;
395
396         u32 ap_beacon_time;
397
398         enum iwl_tsf_id tsf_id;
399
400         /*
401          * QoS data from mac80211, need to store this here
402          * as mac80211 has a separate callback but we need
403          * to have the data for the MAC context
404          */
405         struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
406         struct iwl_mvm_time_event_data time_event_data;
407         struct iwl_mvm_time_event_data hs_time_event_data;
408
409         struct iwl_mvm_int_sta bcast_sta;
410
411         /*
412          * Assigned while mac80211 has the interface in a channel context,
413          * or, for P2P Device, while it exists.
414          */
415         struct iwl_mvm_phy_ctxt *phy_ctxt;
416
417 #ifdef CONFIG_PM
418         /* WoWLAN GTK rekey data */
419         struct {
420                 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
421                 __le64 replay_ctr;
422                 bool valid;
423         } rekey_data;
424
425         int tx_key_idx;
426
427         bool seqno_valid;
428         u16 seqno;
429 #endif
430
431 #if IS_ENABLED(CONFIG_IPV6)
432         /* IPv6 addresses for WoWLAN */
433         struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
434         unsigned long tentative_addrs[BITS_TO_LONGS(IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX)];
435         int num_target_ipv6_addrs;
436 #endif
437
438 #ifdef CONFIG_IWLWIFI_DEBUGFS
439         struct dentry *dbgfs_dir;
440         struct dentry *dbgfs_slink;
441         struct iwl_dbgfs_pm dbgfs_pm;
442         struct iwl_dbgfs_bf dbgfs_bf;
443         struct iwl_mac_power_cmd mac_pwr_cmd;
444         int dbgfs_quota_min;
445 #endif
446
447         enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
448
449         /* FW identified misbehaving AP */
450         u8 uapsd_misbehaving_bssid[ETH_ALEN];
451
452         /* Indicates that CSA countdown may be started */
453         bool csa_countdown;
454         bool csa_failed;
455         u16 csa_target_freq;
456
457         /* TCP Checksum Offload */
458         netdev_features_t features;
459
460         /*
461          * link quality measurement - used to check whether this interface
462          * is in the middle of a link quality measurement
463          */
464         bool lqm_active;
465 };
466
467 static inline struct iwl_mvm_vif *
468 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
469 {
470         if (!vif)
471                 return NULL;
472         return (void *)vif->drv_priv;
473 }
474
475 extern const u8 tid_to_mac80211_ac[];
476
477 #define IWL_MVM_SCAN_STOPPING_SHIFT     8
478
479 enum iwl_scan_status {
480         IWL_MVM_SCAN_REGULAR            = BIT(0),
481         IWL_MVM_SCAN_SCHED              = BIT(1),
482         IWL_MVM_SCAN_NETDETECT          = BIT(2),
483
484         IWL_MVM_SCAN_STOPPING_REGULAR   = BIT(8),
485         IWL_MVM_SCAN_STOPPING_SCHED     = BIT(9),
486         IWL_MVM_SCAN_STOPPING_NETDETECT = BIT(10),
487
488         IWL_MVM_SCAN_REGULAR_MASK       = IWL_MVM_SCAN_REGULAR |
489                                           IWL_MVM_SCAN_STOPPING_REGULAR,
490         IWL_MVM_SCAN_SCHED_MASK         = IWL_MVM_SCAN_SCHED |
491                                           IWL_MVM_SCAN_STOPPING_SCHED,
492         IWL_MVM_SCAN_NETDETECT_MASK     = IWL_MVM_SCAN_NETDETECT |
493                                           IWL_MVM_SCAN_STOPPING_NETDETECT,
494
495         IWL_MVM_SCAN_STOPPING_MASK      = 0xff << IWL_MVM_SCAN_STOPPING_SHIFT,
496         IWL_MVM_SCAN_MASK               = 0xff,
497 };
498
499 enum iwl_mvm_scan_type {
500         IWL_SCAN_TYPE_NOT_SET,
501         IWL_SCAN_TYPE_UNASSOC,
502         IWL_SCAN_TYPE_WILD,
503         IWL_SCAN_TYPE_MILD,
504         IWL_SCAN_TYPE_FRAGMENTED,
505 };
506
507 enum iwl_mvm_sched_scan_pass_all_states {
508         SCHED_SCAN_PASS_ALL_DISABLED,
509         SCHED_SCAN_PASS_ALL_ENABLED,
510         SCHED_SCAN_PASS_ALL_FOUND,
511 };
512
513 /**
514  * struct iwl_nvm_section - describes an NVM section in memory.
515  *
516  * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
517  * and saved for later use by the driver. Not all NVM sections are saved
518  * this way, only the needed ones.
519  */
520 struct iwl_nvm_section {
521         u16 length;
522         const u8 *data;
523 };
524
525 /**
526  * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
527  * @ct_kill_exit: worker to exit thermal kill
528  * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
529  * @tx_backoff: The current thremal throttling tx backoff in uSec.
530  * @min_backoff: The minimal tx backoff due to power restrictions
531  * @params: Parameters to configure the thermal throttling algorithm.
532  * @throttle: Is thermal throttling is active?
533  */
534 struct iwl_mvm_tt_mgmt {
535         struct delayed_work ct_kill_exit;
536         bool dynamic_smps;
537         u32 tx_backoff;
538         u32 min_backoff;
539         struct iwl_tt_params params;
540         bool throttle;
541 };
542
543 #ifdef CONFIG_THERMAL
544 /**
545  *struct iwl_mvm_thermal_device - thermal zone related data
546  * @temp_trips: temperature thresholds for report
547  * @fw_trips_index: keep indexes to original array - temp_trips
548  * @tzone: thermal zone device data
549 */
550 struct iwl_mvm_thermal_device {
551         s16 temp_trips[IWL_MAX_DTS_TRIPS];
552         u8 fw_trips_index[IWL_MAX_DTS_TRIPS];
553         struct thermal_zone_device *tzone;
554 };
555
556 /*
557  * struct iwl_mvm_cooling_device
558  * @cur_state: current state
559  * @cdev: struct thermal cooling device
560  */
561 struct iwl_mvm_cooling_device {
562         u32 cur_state;
563         struct thermal_cooling_device *cdev;
564 };
565 #endif
566
567 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
568
569 struct iwl_mvm_frame_stats {
570         u32 legacy_frames;
571         u32 ht_frames;
572         u32 vht_frames;
573         u32 bw_20_frames;
574         u32 bw_40_frames;
575         u32 bw_80_frames;
576         u32 bw_160_frames;
577         u32 sgi_frames;
578         u32 ngi_frames;
579         u32 siso_frames;
580         u32 mimo2_frames;
581         u32 agg_frames;
582         u32 ampdu_count;
583         u32 success_frames;
584         u32 fail_frames;
585         u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
586         int last_frame_idx;
587 };
588
589 enum {
590         D0I3_DEFER_WAKEUP,
591         D0I3_PENDING_WAKEUP,
592 };
593
594 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff
595 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100
596 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200
597
598 enum iwl_mvm_tdls_cs_state {
599         IWL_MVM_TDLS_SW_IDLE = 0,
600         IWL_MVM_TDLS_SW_REQ_SENT,
601         IWL_MVM_TDLS_SW_RESP_RCVD,
602         IWL_MVM_TDLS_SW_REQ_RCVD,
603         IWL_MVM_TDLS_SW_ACTIVE,
604 };
605
606 struct iwl_mvm_shared_mem_cfg {
607         u32 shared_mem_addr;
608         u32 shared_mem_size;
609         u32 sample_buff_addr;
610         u32 sample_buff_size;
611         u32 txfifo_addr;
612         u32 txfifo_size[TX_FIFO_MAX_NUM];
613         u32 rxfifo_size[RX_FIFO_MAX_NUM];
614         u32 page_buff_addr;
615         u32 page_buff_size;
616         u32 rxfifo_addr;
617         u32 internal_txfifo_addr;
618         u32 internal_txfifo_size[TX_FIFO_INTERNAL_MAX_NUM];
619 };
620
621 /**
622  * struct iwl_mvm_reorder_buffer - per ra/tid/queue reorder buffer
623  * @head_sn: reorder window head sn
624  * @num_stored: number of mpdus stored in the buffer
625  * @buf_size: the reorder buffer size as set by the last addba request
626  * @sta_id: sta id of this reorder buffer
627  * @queue: queue of this reorder buffer
628  * @last_amsdu: track last ASMDU SN for duplication detection
629  * @last_sub_index: track ASMDU sub frame index for duplication detection
630  * @entries: list of skbs stored
631  * @reorder_time: time the packet was stored in the reorder buffer
632  * @reorder_timer: timer for frames are in the reorder buffer. For AMSDU
633  *      it is the time of last received sub-frame
634  * @removed: prevent timer re-arming
635  * @lock: protect reorder buffer internal state
636  * @mvm: mvm pointer, needed for frame timer context
637  */
638 struct iwl_mvm_reorder_buffer {
639         u16 head_sn;
640         u16 num_stored;
641         u8 buf_size;
642         u8 sta_id;
643         int queue;
644         u16 last_amsdu;
645         u8 last_sub_index;
646         struct sk_buff_head entries[IEEE80211_MAX_AMPDU_BUF];
647         unsigned long reorder_time[IEEE80211_MAX_AMPDU_BUF];
648         struct timer_list reorder_timer;
649         bool removed;
650         spinlock_t lock;
651         struct iwl_mvm *mvm;
652 } ____cacheline_aligned_in_smp;
653
654 /**
655  * struct iwl_mvm_baid_data - BA session data
656  * @sta_id: station id
657  * @tid: tid of the session
658  * @baid baid of the session
659  * @timeout: the timeout set in the addba request
660  * @last_rx: last rx jiffies, updated only if timeout passed from last update
661  * @session_timer: timer to check if BA session expired, runs at 2 * timeout
662  * @mvm: mvm pointer, needed for timer context
663  * @reorder_buf: reorder buffer, allocated per queue
664  */
665 struct iwl_mvm_baid_data {
666         struct rcu_head rcu_head;
667         u8 sta_id;
668         u8 tid;
669         u8 baid;
670         u16 timeout;
671         unsigned long last_rx;
672         struct timer_list session_timer;
673         struct iwl_mvm *mvm;
674         struct iwl_mvm_reorder_buffer reorder_buf[];
675 };
676
677 /*
678  * enum iwl_mvm_queue_status - queue status
679  * @IWL_MVM_QUEUE_FREE: the queue is not allocated nor reserved
680  *      Basically, this means that this queue can be used for any purpose
681  * @IWL_MVM_QUEUE_RESERVED: queue is reserved but not yet in use
682  *      This is the state of a queue that has been dedicated for some RATID
683  *      (agg'd or not), but that hasn't yet gone through the actual enablement
684  *      of iwl_mvm_enable_txq(), and therefore no traffic can go through it yet.
685  *      Note that in this state there is no requirement to already know what TID
686  *      should be used with this queue, it is just marked as a queue that will
687  *      be used, and shouldn't be allocated to anyone else.
688  * @IWL_MVM_QUEUE_READY: queue is ready to be used
689  *      This is the state of a queue that has been fully configured (including
690  *      SCD pointers, etc), has a specific RA/TID assigned to it, and can be
691  *      used to send traffic.
692  * @IWL_MVM_QUEUE_SHARED: queue is shared, or in a process of becoming shared
693  *      This is a state in which a single queue serves more than one TID, all of
694  *      which are not aggregated. Note that the queue is only associated to one
695  *      RA.
696  * @IWL_MVM_QUEUE_INACTIVE: queue is allocated but no traffic on it
697  *      This is a state of a queue that has had traffic on it, but during the
698  *      last %IWL_MVM_DQA_QUEUE_TIMEOUT time period there has been no traffic on
699  *      it. In this state, when a new queue is needed to be allocated but no
700  *      such free queue exists, an inactive queue might be freed and given to
701  *      the new RA/TID.
702  * @IWL_MVM_QUEUE_RECONFIGURING: queue is being reconfigured
703  *      This is the state of a queue that has had traffic pass through it, but
704  *      needs to be reconfigured for some reason, e.g. the queue needs to
705  *      become unshared and aggregations re-enabled on.
706  */
707 enum iwl_mvm_queue_status {
708         IWL_MVM_QUEUE_FREE,
709         IWL_MVM_QUEUE_RESERVED,
710         IWL_MVM_QUEUE_READY,
711         IWL_MVM_QUEUE_SHARED,
712         IWL_MVM_QUEUE_INACTIVE,
713         IWL_MVM_QUEUE_RECONFIGURING,
714 };
715
716 #define IWL_MVM_DQA_QUEUE_TIMEOUT       (5 * HZ)
717 #define IWL_MVM_NUM_CIPHERS             10
718
719 struct iwl_mvm {
720         /* for logger access */
721         struct device *dev;
722
723         struct iwl_trans *trans;
724         const struct iwl_fw *fw;
725         const struct iwl_cfg *cfg;
726         struct iwl_phy_db *phy_db;
727         struct ieee80211_hw *hw;
728
729         /* for protecting access to iwl_mvm */
730         struct mutex mutex;
731         struct list_head async_handlers_list;
732         spinlock_t async_handlers_lock;
733         struct work_struct async_handlers_wk;
734
735         struct work_struct roc_done_wk;
736
737         unsigned long status;
738
739         u32 queue_sync_cookie;
740         atomic_t queue_sync_counter;
741         /*
742          * for beacon filtering -
743          * currently only one interface can be supported
744          */
745         struct iwl_mvm_vif *bf_allowed_vif;
746
747         enum iwl_ucode_type cur_ucode;
748         bool ucode_loaded;
749         bool calibrating;
750         u32 error_event_table;
751         u32 log_event_table;
752         u32 umac_error_event_table;
753         bool support_umac_log;
754         struct iwl_sf_region sf_space;
755
756         u32 ampdu_ref;
757         bool ampdu_toggle;
758
759         struct iwl_notif_wait_data notif_wait;
760
761         struct mvm_statistics_rx rx_stats;
762
763         struct {
764                 u64 rx_time;
765                 u64 tx_time;
766                 u64 on_time_rf;
767                 u64 on_time_scan;
768         } radio_stats, accu_radio_stats;
769
770         struct {
771                 /* Map to HW queue */
772                 u32 hw_queue_to_mac80211;
773                 u8 hw_queue_refcount;
774                 u8 ra_sta_id; /* The RA this queue is mapped to, if exists */
775                 bool reserved; /* Is this the TXQ reserved for a STA */
776                 u8 mac80211_ac; /* The mac80211 AC this queue is mapped to */
777                 u8 txq_tid; /* The TID "owner" of this queue*/
778                 u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */
779                 /* Timestamp for inactivation per TID of this queue */
780                 unsigned long last_frame_time[IWL_MAX_TID_COUNT + 1];
781                 enum iwl_mvm_queue_status status;
782         } queue_info[IWL_MAX_HW_QUEUES];
783         spinlock_t queue_info_lock; /* For syncing queue mgmt operations */
784         struct work_struct add_stream_wk; /* To add streams to queues */
785
786         atomic_t mac80211_queue_stop_count[IEEE80211_MAX_QUEUES];
787
788         const char *nvm_file_name;
789         struct iwl_nvm_data *nvm_data;
790         /* NVM sections */
791         struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
792
793         /* Paging section */
794         struct iwl_fw_paging fw_paging_db[NUM_OF_FW_PAGING_BLOCKS];
795         u16 num_of_paging_blk;
796         u16 num_of_pages_in_last_blk;
797
798         /* EEPROM MAC addresses */
799         struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
800
801         /* data related to data path */
802         struct iwl_rx_phy_info last_phy_info;
803         struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
804         struct work_struct sta_drained_wk;
805         unsigned long sta_deferred_frames[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
806         unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
807         atomic_t pending_frames[IWL_MVM_STATION_COUNT];
808         u32 tfd_drained[IWL_MVM_STATION_COUNT];
809         u8 rx_ba_sessions;
810
811         /* configured by mac80211 */
812         u32 rts_threshold;
813
814         /* Scan status, cmd (pre-allocated) and auxiliary station */
815         unsigned int scan_status;
816         void *scan_cmd;
817         struct iwl_mcast_filter_cmd *mcast_filter_cmd;
818         enum iwl_mvm_scan_type scan_type;
819         enum iwl_mvm_sched_scan_pass_all_states sched_scan_pass_all;
820         struct delayed_work scan_timeout_dwork;
821
822         /* max number of simultaneous scans the FW supports */
823         unsigned int max_scans;
824
825         /* ts of the beginning of a non-collect fw dbg data period */
826         unsigned long fw_dbg_non_collect_ts_start[FW_DBG_TRIGGER_MAX - 1];
827
828         /* UMAC scan tracking */
829         u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS];
830
831         /* rx chain antennas set through debugfs for the scan command */
832         u8 scan_rx_ant;
833
834 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
835         /* broadcast filters to configure for each associated station */
836         const struct iwl_fw_bcast_filter *bcast_filters;
837 #ifdef CONFIG_IWLWIFI_DEBUGFS
838         struct {
839                 bool override;
840                 struct iwl_bcast_filter_cmd cmd;
841         } dbgfs_bcast_filtering;
842 #endif
843 #endif
844
845         /* Internal station */
846         struct iwl_mvm_int_sta aux_sta;
847         struct iwl_mvm_int_sta snif_sta;
848
849         bool last_ebs_successful;
850
851         u8 scan_last_antenna_idx; /* to toggle TX between antennas */
852         u8 mgmt_last_antenna_idx;
853
854         /* last smart fifo state that was successfully sent to firmware */
855         enum iwl_sf_state sf_state;
856
857 #ifdef CONFIG_IWLWIFI_DEBUGFS
858         struct dentry *debugfs_dir;
859         u32 dbgfs_sram_offset, dbgfs_sram_len;
860         u32 dbgfs_prph_reg_addr;
861         bool disable_power_off;
862         bool disable_power_off_d3;
863
864         bool scan_iter_notif_enabled;
865
866         struct debugfs_blob_wrapper nvm_hw_blob;
867         struct debugfs_blob_wrapper nvm_sw_blob;
868         struct debugfs_blob_wrapper nvm_calib_blob;
869         struct debugfs_blob_wrapper nvm_prod_blob;
870         struct debugfs_blob_wrapper nvm_phy_sku_blob;
871
872         struct iwl_mvm_frame_stats drv_rx_stats;
873         spinlock_t drv_stats_lock;
874         u16 dbgfs_rx_phyinfo;
875 #endif
876
877         struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
878
879         struct list_head time_event_list;
880         spinlock_t time_event_lock;
881
882         /*
883          * A bitmap indicating the index of the key in use. The firmware
884          * can hold 16 keys at most. Reflect this fact.
885          */
886         unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
887         u8 fw_key_deleted[STA_KEY_MAX_NUM];
888
889         /* references taken by the driver and spinlock protecting them */
890         spinlock_t refs_lock;
891         u8 refs[IWL_MVM_REF_COUNT];
892
893         u8 vif_count;
894
895         /* -1 for always, 0 for never, >0 for that many times */
896         s8 restart_fw;
897         u8 fw_dbg_conf;
898         struct delayed_work fw_dump_wk;
899         const struct iwl_mvm_dump_desc *fw_dump_desc;
900         const struct iwl_fw_dbg_trigger_tlv *fw_dump_trig;
901
902 #ifdef CONFIG_IWLWIFI_LEDS
903         struct led_classdev led;
904 #endif
905
906         struct ieee80211_vif *p2p_device_vif;
907
908 #ifdef CONFIG_PM
909         struct wiphy_wowlan_support wowlan;
910         int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
911
912         /* sched scan settings for net detect */
913         struct ieee80211_scan_ies nd_ies;
914         struct cfg80211_match_set *nd_match_sets;
915         int n_nd_match_sets;
916         struct ieee80211_channel **nd_channels;
917         int n_nd_channels;
918         bool net_detect;
919 #ifdef CONFIG_IWLWIFI_DEBUGFS
920         bool d3_wake_sysassert;
921         bool d3_test_active;
922         bool store_d3_resume_sram;
923         void *d3_resume_sram;
924         u32 d3_test_pme_ptr;
925         struct ieee80211_vif *keep_vif;
926         u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */
927 #endif
928 #endif
929
930         /* d0i3 */
931         u8 d0i3_ap_sta_id;
932         bool d0i3_offloading;
933         struct work_struct d0i3_exit_work;
934         struct sk_buff_head d0i3_tx;
935         /* protect d0i3_suspend_flags */
936         struct mutex d0i3_suspend_mutex;
937         unsigned long d0i3_suspend_flags;
938         /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
939         spinlock_t d0i3_tx_lock;
940         wait_queue_head_t d0i3_exit_waitq;
941
942         /* BT-Coex */
943         struct iwl_bt_coex_profile_notif last_bt_notif;
944         struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
945
946         u32 last_ant_isol;
947         u8 last_corun_lut;
948         u8 bt_tx_prio;
949         enum iwl_bt_force_ant_mode bt_force_ant_mode;
950
951         /* Aux ROC */
952         struct list_head aux_roc_te_list;
953
954         /* Thermal Throttling and CTkill */
955         struct iwl_mvm_tt_mgmt thermal_throttle;
956 #ifdef CONFIG_THERMAL
957         struct iwl_mvm_thermal_device tz_device;
958         struct iwl_mvm_cooling_device cooling_dev;
959 #endif
960
961         s32 temperature;        /* Celsius */
962         /*
963          * Debug option to set the NIC temperature. This option makes the
964          * driver think this is the actual NIC temperature, and ignore the
965          * real temperature that is received from the fw
966          */
967         bool temperature_test;  /* Debug test temperature is enabled */
968
969         struct iwl_time_quota_cmd last_quota_cmd;
970
971 #ifdef CONFIG_NL80211_TESTMODE
972         u32 noa_duration;
973         struct ieee80211_vif *noa_vif;
974 #endif
975
976         /* Tx queues */
977         u8 aux_queue;
978         u8 first_agg_queue;
979         u8 last_agg_queue;
980
981         /* Indicate if device power save is allowed */
982         u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
983         unsigned int max_amsdu_len; /* used for debugfs only */
984
985         struct ieee80211_vif __rcu *csa_vif;
986         struct ieee80211_vif __rcu *csa_tx_blocked_vif;
987         u8 csa_tx_block_bcn_timeout;
988
989         /* system time of last beacon (for AP/GO interface) */
990         u32 ap_last_beacon_gp2;
991
992         bool lar_regdom_set;
993         enum iwl_mcc_source mcc_src;
994
995         /* TDLS channel switch data */
996         struct {
997                 struct delayed_work dwork;
998                 enum iwl_mvm_tdls_cs_state state;
999
1000                 /*
1001                  * Current cs sta - might be different from periodic cs peer
1002                  * station. Value is meaningless when the cs-state is idle.
1003                  */
1004                 u8 cur_sta_id;
1005
1006                 /* TDLS periodic channel-switch peer */
1007                 struct {
1008                         u8 sta_id;
1009                         u8 op_class;
1010                         bool initiator; /* are we the link initiator */
1011                         struct cfg80211_chan_def chandef;
1012                         struct sk_buff *skb; /* ch sw template */
1013                         u32 ch_sw_tm_ie;
1014
1015                         /* timestamp of last ch-sw request sent (GP2 time) */
1016                         u32 sent_timestamp;
1017                 } peer;
1018         } tdls_cs;
1019
1020         struct iwl_mvm_shared_mem_cfg shared_mem_cfg;
1021
1022         u32 ciphers[IWL_MVM_NUM_CIPHERS];
1023         struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS];
1024         struct iwl_mvm_tof_data tof_data;
1025
1026         struct ieee80211_vif *nan_vif;
1027 #define IWL_MAX_BAID    32
1028         struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID];
1029
1030         /*
1031          * Drop beacons from other APs in AP mode when there are no connected
1032          * clients.
1033          */
1034         bool drop_bcn_ap_mode;
1035
1036         struct delayed_work cs_tx_unblock_dwork;
1037 };
1038
1039 /* Extract MVM priv from op_mode and _hw */
1040 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode)               \
1041         ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
1042
1043 #define IWL_MAC80211_GET_MVM(_hw)                       \
1044         IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
1045
1046 enum iwl_mvm_status {
1047         IWL_MVM_STATUS_HW_RFKILL,
1048         IWL_MVM_STATUS_HW_CTKILL,
1049         IWL_MVM_STATUS_ROC_RUNNING,
1050         IWL_MVM_STATUS_IN_HW_RESTART,
1051         IWL_MVM_STATUS_IN_D0I3,
1052         IWL_MVM_STATUS_ROC_AUX_RUNNING,
1053         IWL_MVM_STATUS_D3_RECONFIG,
1054         IWL_MVM_STATUS_DUMPING_FW_LOG,
1055 };
1056
1057 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
1058 {
1059         return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
1060                test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
1061 }
1062
1063 static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm)
1064 {
1065         return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status);
1066 }
1067
1068 /* Must be called with rcu_read_lock() held and it can only be
1069  * released when mvmsta is not needed anymore.
1070  */
1071 static inline struct iwl_mvm_sta *
1072 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id)
1073 {
1074         struct ieee80211_sta *sta;
1075
1076         if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
1077                 return NULL;
1078
1079         sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
1080
1081         /* This can happen if the station has been removed right now */
1082         if (IS_ERR_OR_NULL(sta))
1083                 return NULL;
1084
1085         return iwl_mvm_sta_from_mac80211(sta);
1086 }
1087
1088 static inline struct iwl_mvm_sta *
1089 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
1090 {
1091         struct ieee80211_sta *sta;
1092
1093         if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
1094                 return NULL;
1095
1096         sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
1097                                         lockdep_is_held(&mvm->mutex));
1098
1099         /* This can happen if the station has been removed right now */
1100         if (IS_ERR_OR_NULL(sta))
1101                 return NULL;
1102
1103         return iwl_mvm_sta_from_mac80211(sta);
1104 }
1105
1106 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
1107 {
1108         return !iwlwifi_mod_params.d0i3_disable &&
1109                 fw_has_capa(&mvm->fw->ucode_capa,
1110                             IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
1111 }
1112
1113 static inline bool iwl_mvm_is_dqa_supported(struct iwl_mvm *mvm)
1114 {
1115         /* Make sure DQA isn't allowed in driver until feature is complete */
1116         return false && fw_has_capa(&mvm->fw->ucode_capa,
1117                                     IWL_UCODE_TLV_CAPA_DQA_SUPPORT);
1118 }
1119
1120 static inline bool iwl_mvm_enter_d0i3_on_suspend(struct iwl_mvm *mvm)
1121 {
1122         /* For now we only use this mode to differentiate between
1123          * slave transports, which handle D0i3 entry in suspend by
1124          * themselves in conjunction with runtime PM D0i3.  So, this
1125          * function is used to check whether we need to do anything
1126          * when entering suspend or if the transport layer has already
1127          * done it.
1128          */
1129         return (mvm->trans->system_pm_mode == IWL_PLAT_PM_MODE_D0I3) &&
1130                 (mvm->trans->runtime_pm_mode != IWL_PLAT_PM_MODE_D0I3);
1131 }
1132
1133 static inline bool iwl_mvm_is_dqa_data_queue(struct iwl_mvm *mvm, u8 queue)
1134 {
1135         return (queue >= IWL_MVM_DQA_MIN_DATA_QUEUE) &&
1136                (queue <= IWL_MVM_DQA_MAX_DATA_QUEUE);
1137 }
1138
1139 static inline bool iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm *mvm, u8 queue)
1140 {
1141         return (queue >= IWL_MVM_DQA_MIN_MGMT_QUEUE) &&
1142                (queue <= IWL_MVM_DQA_MAX_MGMT_QUEUE);
1143 }
1144
1145 static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm)
1146 {
1147         bool nvm_lar = mvm->nvm_data->lar_enabled;
1148         bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa,
1149                                    IWL_UCODE_TLV_CAPA_LAR_SUPPORT);
1150
1151         if (iwlwifi_mod_params.lar_disable)
1152                 return false;
1153
1154         /*
1155          * Enable LAR only if it is supported by the FW (TLV) &&
1156          * enabled in the NVM
1157          */
1158         if (mvm->cfg->device_family == IWL_DEVICE_FAMILY_8000)
1159                 return nvm_lar && tlv_lar;
1160         else
1161                 return tlv_lar;
1162 }
1163
1164 static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm)
1165 {
1166         return fw_has_api(&mvm->fw->ucode_capa,
1167                           IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) ||
1168                fw_has_capa(&mvm->fw->ucode_capa,
1169                            IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC);
1170 }
1171
1172 static inline bool iwl_mvm_bt_is_plcr_supported(struct iwl_mvm *mvm)
1173 {
1174         return fw_has_capa(&mvm->fw->ucode_capa,
1175                            IWL_UCODE_TLV_CAPA_BT_COEX_PLCR) &&
1176                 IWL_MVM_BT_COEX_CORUNNING;
1177 }
1178
1179 static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm)
1180 {
1181         return fw_has_capa(&mvm->fw->ucode_capa,
1182                            IWL_UCODE_TLV_CAPA_BT_COEX_RRC) &&
1183                 IWL_MVM_BT_COEX_RRC;
1184 }
1185
1186 static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm)
1187 {
1188         return fw_has_capa(&mvm->fw->ucode_capa,
1189                            IWL_UCODE_TLV_CAPA_CSUM_SUPPORT) &&
1190                !IWL_MVM_HW_CSUM_DISABLE;
1191 }
1192
1193 static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm)
1194 {
1195         return fw_has_capa(&mvm->fw->ucode_capa,
1196                            IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) &&
1197                 IWL_MVM_BT_COEX_MPLUT;
1198 }
1199
1200 static inline
1201 bool iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm *mvm)
1202 {
1203         return fw_has_capa(&mvm->fw->ucode_capa,
1204                            IWL_UCODE_TLV_CAPA_P2P_SCM_UAPSD) &&
1205                 !(iwlwifi_mod_params.uapsd_disable &
1206                   IWL_DISABLE_UAPSD_P2P_CLIENT);
1207 }
1208
1209 static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm)
1210 {
1211         return fw_has_capa(&mvm->fw->ucode_capa,
1212                            IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT);
1213 }
1214
1215 static inline bool iwl_mvm_has_new_tx_api(struct iwl_mvm *mvm)
1216 {
1217         /* TODO - replace with TLV once defined */
1218         return mvm->trans->cfg->use_tfh;
1219 }
1220
1221 static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm)
1222 {
1223 #ifdef CONFIG_THERMAL
1224         /* these two TLV are redundant since the responsibility to CT-kill by
1225          * FW happens only after we send at least one command of
1226          * temperature THs report.
1227          */
1228         return fw_has_capa(&mvm->fw->ucode_capa,
1229                            IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) &&
1230                fw_has_capa(&mvm->fw->ucode_capa,
1231                            IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT);
1232 #else /* CONFIG_THERMAL */
1233         return false;
1234 #endif /* CONFIG_THERMAL */
1235 }
1236
1237 static inline bool iwl_mvm_is_ctdp_supported(struct iwl_mvm *mvm)
1238 {
1239         return fw_has_capa(&mvm->fw->ucode_capa,
1240                            IWL_UCODE_TLV_CAPA_CTDP_SUPPORT);
1241 }
1242
1243 extern const u8 iwl_mvm_ac_to_tx_fifo[];
1244
1245 struct iwl_rate_info {
1246         u8 plcp;        /* uCode API:  IWL_RATE_6M_PLCP, etc. */
1247         u8 plcp_siso;   /* uCode API:  IWL_RATE_SISO_6M_PLCP, etc. */
1248         u8 plcp_mimo2;  /* uCode API:  IWL_RATE_MIMO2_6M_PLCP, etc. */
1249         u8 plcp_mimo3;  /* uCode API:  IWL_RATE_MIMO3_6M_PLCP, etc. */
1250         u8 ieee;        /* MAC header:  IWL_RATE_6M_IEEE, etc. */
1251 };
1252
1253 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm);
1254 int __iwl_mvm_mac_start(struct iwl_mvm *mvm);
1255
1256 /******************
1257  * MVM Methods
1258  ******************/
1259 /* uCode */
1260 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
1261
1262 /* Utils */
1263 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
1264                                         enum nl80211_band band);
1265 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
1266                                enum nl80211_band band,
1267                                struct ieee80211_tx_rate *r);
1268 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
1269 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
1270 u8 first_antenna(u8 mask);
1271 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
1272
1273 /* Tx / Host Commands */
1274 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
1275                                   struct iwl_host_cmd *cmd);
1276 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id,
1277                                       u32 flags, u16 len, const void *data);
1278 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
1279                                          struct iwl_host_cmd *cmd,
1280                                          u32 *status);
1281 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id,
1282                                              u16 len, const void *data,
1283                                              u32 *status);
1284 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
1285                    struct ieee80211_sta *sta);
1286 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
1287 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
1288                         struct iwl_tx_cmd *tx_cmd,
1289                         struct ieee80211_tx_info *info, u8 sta_id);
1290 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd,
1291                             struct ieee80211_tx_info *info,
1292                             struct ieee80211_sta *sta, __le16 fc);
1293 #ifdef CONFIG_IWLWIFI_DEBUG
1294 const char *iwl_mvm_get_tx_fail_reason(u32 status);
1295 #else
1296 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
1297 #endif
1298 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, u32 flags);
1299 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
1300
1301 static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info,
1302                                            struct iwl_tx_cmd *tx_cmd)
1303 {
1304         struct ieee80211_key_conf *keyconf = info->control.hw_key;
1305
1306         tx_cmd->sec_ctl = TX_CMD_SEC_CCM;
1307         memcpy(tx_cmd->key, keyconf->key, keyconf->keylen);
1308         if (info->flags & IEEE80211_TX_CTL_AMPDU)
1309                 tx_cmd->tx_flags |= cpu_to_le32(TX_CMD_FLG_CCMP_AGG);
1310 }
1311
1312 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
1313 {
1314         flush_work(&mvm->async_handlers_wk);
1315 }
1316
1317 /* Statistics */
1318 void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm,
1319                                   struct iwl_rx_packet *pkt);
1320 void iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
1321                            struct iwl_rx_cmd_buffer *rxb);
1322 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear);
1323 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm);
1324
1325 /* NVM */
1326 int iwl_nvm_init(struct iwl_mvm *mvm, bool read_nvm_from_nic);
1327 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
1328
1329 static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm)
1330 {
1331         return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ?
1332                mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant :
1333                mvm->fw->valid_tx_ant;
1334 }
1335
1336 static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm)
1337 {
1338         return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ?
1339                mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant :
1340                mvm->fw->valid_rx_ant;
1341 }
1342
1343 static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm)
1344 {
1345         u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN |
1346                            FW_PHY_CFG_RX_CHAIN);
1347         u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm);
1348         u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm);
1349
1350         phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS |
1351                       valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS;
1352
1353         return mvm->fw->phy_config & phy_config;
1354 }
1355
1356 int iwl_mvm_up(struct iwl_mvm *mvm);
1357 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
1358
1359 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
1360 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
1361                                     struct iwl_bcast_filter_cmd *cmd);
1362
1363 /*
1364  * FW notifications / CMD responses handlers
1365  * Convention: iwl_mvm_rx_<NAME OF THE CMD>
1366  */
1367 void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1368 void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi,
1369                         struct iwl_rx_cmd_buffer *rxb);
1370 void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi,
1371                         struct iwl_rx_cmd_buffer *rxb, int queue);
1372 void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi,
1373                               struct iwl_rx_cmd_buffer *rxb, int queue);
1374 int iwl_mvm_notify_rx_queue(struct iwl_mvm *mvm, u32 rxq_mask,
1375                             const u8 *data, u32 count);
1376 void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1377                             int queue);
1378 void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1379 void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1380 void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
1381                                    struct iwl_rx_cmd_buffer *rxb);
1382 void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1383 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
1384                                  struct iwl_rx_cmd_buffer *rxb);
1385 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
1386                              struct iwl_rx_cmd_buffer *rxb);
1387 void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm,
1388                                      struct iwl_rx_cmd_buffer *rxb);
1389
1390 /* MVM PHY */
1391 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1392                          struct cfg80211_chan_def *chandef,
1393                          u8 chains_static, u8 chains_dynamic);
1394 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1395                              struct cfg80211_chan_def *chandef,
1396                              u8 chains_static, u8 chains_dynamic);
1397 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
1398                           struct iwl_mvm_phy_ctxt *ctxt);
1399 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
1400                             struct iwl_mvm_phy_ctxt *ctxt);
1401 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm);
1402 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef);
1403 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef);
1404
1405 /* MAC (virtual interface) programming */
1406 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1407 void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1408 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1409 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1410                              bool force_assoc_off, const u8 *bssid_override);
1411 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1412 u32 iwl_mvm_mac_get_queues_mask(struct ieee80211_vif *vif);
1413 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
1414                                     struct ieee80211_vif *vif);
1415 void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
1416                              struct iwl_rx_cmd_buffer *rxb);
1417 void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
1418                                      struct iwl_rx_cmd_buffer *rxb);
1419 void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm,
1420                                     struct iwl_rx_cmd_buffer *rxb);
1421 void iwl_mvm_mu_mimo_grp_notif(struct iwl_mvm *mvm,
1422                                struct iwl_rx_cmd_buffer *rxb);
1423 void iwl_mvm_window_status_notif(struct iwl_mvm *mvm,
1424                                  struct iwl_rx_cmd_buffer *rxb);
1425 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
1426                                     struct ieee80211_vif *vif);
1427 unsigned long iwl_mvm_get_used_hw_queues(struct iwl_mvm *mvm,
1428                                          struct ieee80211_vif *exclude_vif);
1429 void iwl_mvm_channel_switch_noa_notif(struct iwl_mvm *mvm,
1430                                       struct iwl_rx_cmd_buffer *rxb);
1431 /* Bindings */
1432 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1433 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1434
1435 /* Quota management */
1436 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload,
1437                           struct ieee80211_vif *disabled_vif);
1438
1439 /* Scanning */
1440 int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1441                            struct cfg80211_scan_request *req,
1442                            struct ieee80211_scan_ies *ies);
1443 int iwl_mvm_scan_size(struct iwl_mvm *mvm);
1444 int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify);
1445 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm);
1446 void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm);
1447 void iwl_mvm_scan_timeout_wk(struct work_struct *work);
1448
1449 /* Scheduled scan */
1450 void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm,
1451                                          struct iwl_rx_cmd_buffer *rxb);
1452 void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1453                                               struct iwl_rx_cmd_buffer *rxb);
1454 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
1455                              struct ieee80211_vif *vif,
1456                              struct cfg80211_sched_scan_request *req,
1457                              struct ieee80211_scan_ies *ies,
1458                              int type);
1459 void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm,
1460                                  struct iwl_rx_cmd_buffer *rxb);
1461
1462 /* UMAC scan */
1463 int iwl_mvm_config_scan(struct iwl_mvm *mvm);
1464 void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm,
1465                                          struct iwl_rx_cmd_buffer *rxb);
1466 void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1467                                               struct iwl_rx_cmd_buffer *rxb);
1468
1469 /* Paging */
1470 void iwl_free_fw_paging(struct iwl_mvm *mvm);
1471
1472 /* MVM debugfs */
1473 #ifdef CONFIG_IWLWIFI_DEBUGFS
1474 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
1475 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1476 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1477 #else
1478 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
1479                                          struct dentry *dbgfs_dir)
1480 {
1481         return 0;
1482 }
1483 static inline void
1484 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1485 {
1486 }
1487 static inline void
1488 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1489 {
1490 }
1491 #endif /* CONFIG_IWLWIFI_DEBUGFS */
1492
1493 /* rate scaling */
1494 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init);
1495 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg);
1496 int rs_pretty_print_rate(char *buf, const u32 rate);
1497 void rs_update_last_rssi(struct iwl_mvm *mvm,
1498                          struct iwl_lq_sta *lq_sta,
1499                          struct ieee80211_rx_status *rx_status);
1500
1501 /* power management */
1502 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
1503 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
1504 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm);
1505 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1506                                  char *buf, int bufsz);
1507
1508 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1509 void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
1510                                               struct iwl_rx_cmd_buffer *rxb);
1511
1512 #ifdef CONFIG_IWLWIFI_LEDS
1513 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
1514 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
1515 #else
1516 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
1517 {
1518         return 0;
1519 }
1520 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
1521 {
1522 }
1523 #endif
1524
1525 /* D3 (WoWLAN, NetDetect) */
1526 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
1527 int iwl_mvm_resume(struct ieee80211_hw *hw);
1528 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
1529 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
1530                             struct ieee80211_vif *vif,
1531                             struct cfg80211_gtk_rekey_data *data);
1532 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
1533                               struct ieee80211_vif *vif,
1534                               struct inet6_dev *idev);
1535 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
1536                                      struct ieee80211_vif *vif, int idx);
1537 extern const struct file_operations iwl_dbgfs_d3_test_ops;
1538 #ifdef CONFIG_PM
1539 int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
1540                                      struct ieee80211_vif *vif,
1541                                      bool host_awake,
1542                                      u32 cmd_flags);
1543 void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm,
1544                               struct ieee80211_vif *vif,
1545                               struct iwl_wowlan_status *status);
1546 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
1547                                  struct ieee80211_vif *vif);
1548 #else
1549 static inline int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
1550                                                    struct ieee80211_vif *vif,
1551                                                    bool host_awake,
1552                                                    u32 cmd_flags)
1553 {
1554         return 0;
1555 }
1556
1557 static inline void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm,
1558                                             struct ieee80211_vif *vif,
1559                                             struct iwl_wowlan_status *status)
1560 {
1561 }
1562
1563 static inline void
1564 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1565 {
1566 }
1567 #endif
1568 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
1569                                 struct iwl_wowlan_config_cmd *cmd);
1570 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
1571                                struct ieee80211_vif *vif,
1572                                bool disable_offloading,
1573                                bool offload_ns,
1574                                u32 cmd_flags);
1575
1576 /* D0i3 */
1577 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1578 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1579 int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1580 bool iwl_mvm_ref_taken(struct iwl_mvm *mvm);
1581 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq);
1582 int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode);
1583 int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode);
1584 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm);
1585
1586 /* BT Coex */
1587 int iwl_send_bt_init_conf(struct iwl_mvm *mvm);
1588 void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
1589                               struct iwl_rx_cmd_buffer *rxb);
1590 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1591                            enum ieee80211_rssi_event_data);
1592 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
1593 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
1594                                 struct ieee80211_sta *sta);
1595 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
1596                                      struct ieee80211_sta *sta);
1597 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant);
1598 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
1599 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
1600                                     enum nl80211_band band);
1601 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
1602                            struct ieee80211_tx_info *info, u8 ac);
1603
1604 /* beacon filtering */
1605 #ifdef CONFIG_IWLWIFI_DEBUGFS
1606 void
1607 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1608                                          struct iwl_beacon_filter_cmd *cmd);
1609 #else
1610 static inline void
1611 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1612                                          struct iwl_beacon_filter_cmd *cmd)
1613 {}
1614 #endif
1615 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
1616                                    struct ieee80211_vif *vif,
1617                                    bool enable, u32 flags);
1618 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
1619                                  struct ieee80211_vif *vif,
1620                                  u32 flags);
1621 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
1622                                   struct ieee80211_vif *vif,
1623                                   u32 flags);
1624 /* SMPS */
1625 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1626                                 enum iwl_mvm_smps_type_request req_type,
1627                                 enum ieee80211_smps_mode smps_request);
1628 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
1629
1630 /* Low latency */
1631 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1632                                bool value);
1633 /* get SystemLowLatencyMode - only needed for beacon threshold? */
1634 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1635 /* get VMACLowLatencyMode */
1636 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1637 {
1638         /*
1639          * should this consider associated/active/... state?
1640          *
1641          * Normally low-latency should only be active on interfaces
1642          * that are active, but at least with debugfs it can also be
1643          * enabled on interfaces that aren't active. However, when
1644          * interface aren't active then they aren't added into the
1645          * binding, so this has no real impact. For now, just return
1646          * the current desired low-latency state.
1647          */
1648         return mvmvif->low_latency_dbgfs ||
1649                mvmvif->low_latency_traffic ||
1650                mvmvif->low_latency_vcmd;
1651 }
1652
1653 /* hw scheduler queue config */
1654 void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
1655                         u16 ssn, const struct iwl_trans_txq_scd_cfg *cfg,
1656                         unsigned int wdg_timeout);
1657 /*
1658  * Disable a TXQ.
1659  * Note that in non-DQA mode the %mac80211_queue and %tid params are ignored.
1660  */
1661 void iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
1662                          u8 tid, u8 flags);
1663 int iwl_mvm_find_free_queue(struct iwl_mvm *mvm, u8 sta_id, u8 minq, u8 maxq);
1664
1665 /* Return a bitmask with all the hw supported queues, except for the
1666  * command queue, which can't be flushed.
1667  */
1668 static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm)
1669 {
1670         return ((BIT(mvm->cfg->base_params->num_of_queues) - 1) &
1671                 ~BIT(IWL_MVM_CMD_QUEUE));
1672 }
1673
1674 static inline
1675 void iwl_mvm_enable_ac_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
1676                            u8 fifo, u16 ssn, unsigned int wdg_timeout)
1677 {
1678         struct iwl_trans_txq_scd_cfg cfg = {
1679                 .fifo = fifo,
1680                 .tid = IWL_MAX_TID_COUNT,
1681                 .aggregate = false,
1682                 .frame_limit = IWL_FRAME_LIMIT,
1683         };
1684
1685         iwl_mvm_enable_txq(mvm, queue, mac80211_queue, ssn, &cfg, wdg_timeout);
1686 }
1687
1688 static inline void iwl_mvm_stop_device(struct iwl_mvm *mvm)
1689 {
1690         mvm->ucode_loaded = false;
1691         iwl_trans_stop_device(mvm->trans);
1692 }
1693
1694 /* Stop/start all mac queues in a given bitmap */
1695 void iwl_mvm_start_mac_queues(struct iwl_mvm *mvm, unsigned long mq);
1696 void iwl_mvm_stop_mac_queues(struct iwl_mvm *mvm, unsigned long mq);
1697
1698 /* Re-configure the SCD for a queue that has already been configured */
1699 int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id,
1700                          int tid, int frame_limit, u16 ssn);
1701
1702 /* Thermal management and CT-kill */
1703 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
1704 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp);
1705 void iwl_mvm_temp_notif(struct iwl_mvm *mvm,
1706                         struct iwl_rx_cmd_buffer *rxb);
1707 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
1708 void iwl_mvm_thermal_initialize(struct iwl_mvm *mvm, u32 min_backoff);
1709 void iwl_mvm_thermal_exit(struct iwl_mvm *mvm);
1710 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
1711 int iwl_mvm_get_temp(struct iwl_mvm *mvm, s32 *temp);
1712 void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1713 int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm *mvm);
1714 int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 budget);
1715
1716 /* Location Aware Regulatory */
1717 struct iwl_mcc_update_resp *
1718 iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2,
1719                    enum iwl_mcc_source src_id);
1720 int iwl_mvm_init_mcc(struct iwl_mvm *mvm);
1721 void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm,
1722                                 struct iwl_rx_cmd_buffer *rxb);
1723 struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy,
1724                                                   const char *alpha2,
1725                                                   enum iwl_mcc_source src_id,
1726                                                   bool *changed);
1727 struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm,
1728                                                           bool *changed);
1729 int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm);
1730 void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm);
1731
1732 /* smart fifo */
1733 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1734                       bool added_vif);
1735
1736 /* TDLS */
1737
1738 /*
1739  * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present.
1740  * This TID is marked as used vs the AP and all connected TDLS peers.
1741  */
1742 #define IWL_MVM_TDLS_FW_TID 4
1743
1744 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1745 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm);
1746 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1747                                bool sta_added);
1748 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
1749                                            struct ieee80211_vif *vif);
1750 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw,
1751                                 struct ieee80211_vif *vif,
1752                                 struct ieee80211_sta *sta, u8 oper_class,
1753                                 struct cfg80211_chan_def *chandef,
1754                                 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie);
1755 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw,
1756                                       struct ieee80211_vif *vif,
1757                                       struct ieee80211_tdls_ch_sw_params *params);
1758 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw,
1759                                         struct ieee80211_vif *vif,
1760                                         struct ieee80211_sta *sta);
1761 void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1762 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work);
1763
1764 void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm,
1765                                      struct iwl_mvm_internal_rxq_notif *notif,
1766                                      u32 size);
1767 void iwl_mvm_reorder_timer_expired(unsigned long data);
1768 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm);
1769
1770 void iwl_mvm_inactivity_check(struct iwl_mvm *mvm);
1771
1772 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
1773 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm,
1774                                     struct ieee80211_vif *vif,
1775                                     bool tdls, bool cmd_q);
1776 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1777                              const char *errmsg);
1778
1779 /* Link Quality Measurement */
1780 int iwl_mvm_send_lqm_cmd(struct ieee80211_vif *vif,
1781                          enum iwl_lqm_cmd_operatrions operation,
1782                          u32 duration, u32 timeout);
1783 bool iwl_mvm_lqm_active(struct iwl_mvm *mvm);
1784
1785 #endif /* __IWL_MVM_H__ */