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iwlwifi: mvm: add reorder buffer per queue
[deliverable/linux.git] / drivers / net / wireless / intel / iwlwifi / mvm / mvm.h
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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
305 /* update debugfs.c when changing this */
306
307 IWL_MVM_REF_COUNT,
308 };
309
310 enum iwl_bt_force_ant_mode {
311 BT_FORCE_ANT_DIS = 0,
312 BT_FORCE_ANT_AUTO,
313 BT_FORCE_ANT_BT,
314 BT_FORCE_ANT_WIFI,
315
316 BT_FORCE_ANT_MAX,
317 };
318
319 /**
320 * struct iwl_mvm_vif_bf_data - beacon filtering related data
321 * @bf_enabled: indicates if beacon filtering is enabled
322 * @ba_enabled: indicated if beacon abort is enabled
323 * @ave_beacon_signal: average beacon signal
324 * @last_cqm_event: rssi of the last cqm event
325 * @bt_coex_min_thold: minimum threshold for BT coex
326 * @bt_coex_max_thold: maximum threshold for BT coex
327 * @last_bt_coex_event: rssi of the last BT coex event
328 */
329 struct iwl_mvm_vif_bf_data {
330 bool bf_enabled;
331 bool ba_enabled;
332 int ave_beacon_signal;
333 int last_cqm_event;
334 int bt_coex_min_thold;
335 int bt_coex_max_thold;
336 int last_bt_coex_event;
337 };
338
339 /**
340 * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
341 * @id: between 0 and 3
342 * @color: to solve races upon MAC addition and removal
343 * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
344 * @bssid: BSSID for this (client) interface
345 * @associated: indicates that we're currently associated, used only for
346 * managing the firmware state in iwl_mvm_bss_info_changed_station()
347 * @ap_assoc_sta_count: count of stations associated to us - valid only
348 * if VIF type is AP
349 * @uploaded: indicates the MAC context has been added to the device
350 * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
351 * should get quota etc.
352 * @pm_enabled - Indicate if MAC power management is allowed
353 * @monitor_active: indicates that monitor context is configured, and that the
354 * interface should get quota etc.
355 * @low_latency_traffic: indicates low latency traffic was detected
356 * @low_latency_dbgfs: low latency mode set from debugfs
357 * @low_latency_vcmd: low latency mode set from vendor command
358 * @ps_disabled: indicates that this interface requires PS to be disabled
359 * @queue_params: QoS params for this MAC
360 * @bcast_sta: station used for broadcast packets. Used by the following
361 * vifs: P2P_DEVICE, GO and AP.
362 * @beacon_skb: the skb used to hold the AP/GO beacon template
363 * @smps_requests: the SMPS requests of different parts of the driver,
364 * combined on update to yield the overall request to mac80211.
365 * @beacon_stats: beacon statistics, containing the # of received beacons,
366 * # of received beacons accumulated over FW restart, and the current
367 * average signal of beacons retrieved from the firmware
368 * @csa_failed: CSA failed to schedule time event, report an error later
369 * @features: hw features active for this vif
370 */
371 struct iwl_mvm_vif {
372 struct iwl_mvm *mvm;
373 u16 id;
374 u16 color;
375 u8 ap_sta_id;
376
377 u8 bssid[ETH_ALEN];
378 bool associated;
379 u8 ap_assoc_sta_count;
380
381 bool uploaded;
382 bool ap_ibss_active;
383 bool pm_enabled;
384 bool monitor_active;
385 bool low_latency_traffic, low_latency_dbgfs, low_latency_vcmd;
386 bool ps_disabled;
387 struct iwl_mvm_vif_bf_data bf_data;
388
389 struct {
390 u32 num_beacons, accu_num_beacons;
391 u8 avg_signal;
392 } beacon_stats;
393
394 u32 ap_beacon_time;
395
396 enum iwl_tsf_id tsf_id;
397
398 /*
399 * QoS data from mac80211, need to store this here
400 * as mac80211 has a separate callback but we need
401 * to have the data for the MAC context
402 */
403 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
404 struct iwl_mvm_time_event_data time_event_data;
405 struct iwl_mvm_time_event_data hs_time_event_data;
406
407 struct iwl_mvm_int_sta bcast_sta;
408
409 /*
410 * Assigned while mac80211 has the interface in a channel context,
411 * or, for P2P Device, while it exists.
412 */
413 struct iwl_mvm_phy_ctxt *phy_ctxt;
414
415 #ifdef CONFIG_PM
416 /* WoWLAN GTK rekey data */
417 struct {
418 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
419 __le64 replay_ctr;
420 bool valid;
421 } rekey_data;
422
423 int tx_key_idx;
424
425 bool seqno_valid;
426 u16 seqno;
427 #endif
428
429 #if IS_ENABLED(CONFIG_IPV6)
430 /* IPv6 addresses for WoWLAN */
431 struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
432 unsigned long tentative_addrs[BITS_TO_LONGS(IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX)];
433 int num_target_ipv6_addrs;
434 #endif
435
436 #ifdef CONFIG_IWLWIFI_DEBUGFS
437 struct dentry *dbgfs_dir;
438 struct dentry *dbgfs_slink;
439 struct iwl_dbgfs_pm dbgfs_pm;
440 struct iwl_dbgfs_bf dbgfs_bf;
441 struct iwl_mac_power_cmd mac_pwr_cmd;
442 int dbgfs_quota_min;
443 #endif
444
445 enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
446
447 /* FW identified misbehaving AP */
448 u8 uapsd_misbehaving_bssid[ETH_ALEN];
449
450 /* Indicates that CSA countdown may be started */
451 bool csa_countdown;
452 bool csa_failed;
453
454 /* TCP Checksum Offload */
455 netdev_features_t features;
456
457 /*
458 * link quality measurement - used to check whether this interface
459 * is in the middle of a link quality measurement
460 */
461 bool lqm_active;
462 };
463
464 static inline struct iwl_mvm_vif *
465 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
466 {
467 return (void *)vif->drv_priv;
468 }
469
470 extern const u8 tid_to_mac80211_ac[];
471
472 #define IWL_MVM_SCAN_STOPPING_SHIFT 8
473
474 enum iwl_scan_status {
475 IWL_MVM_SCAN_REGULAR = BIT(0),
476 IWL_MVM_SCAN_SCHED = BIT(1),
477 IWL_MVM_SCAN_NETDETECT = BIT(2),
478
479 IWL_MVM_SCAN_STOPPING_REGULAR = BIT(8),
480 IWL_MVM_SCAN_STOPPING_SCHED = BIT(9),
481 IWL_MVM_SCAN_STOPPING_NETDETECT = BIT(10),
482
483 IWL_MVM_SCAN_REGULAR_MASK = IWL_MVM_SCAN_REGULAR |
484 IWL_MVM_SCAN_STOPPING_REGULAR,
485 IWL_MVM_SCAN_SCHED_MASK = IWL_MVM_SCAN_SCHED |
486 IWL_MVM_SCAN_STOPPING_SCHED,
487 IWL_MVM_SCAN_NETDETECT_MASK = IWL_MVM_SCAN_NETDETECT |
488 IWL_MVM_SCAN_STOPPING_NETDETECT,
489
490 IWL_MVM_SCAN_STOPPING_MASK = 0xff << IWL_MVM_SCAN_STOPPING_SHIFT,
491 IWL_MVM_SCAN_MASK = 0xff,
492 };
493
494 enum iwl_mvm_scan_type {
495 IWL_SCAN_TYPE_NOT_SET,
496 IWL_SCAN_TYPE_UNASSOC,
497 IWL_SCAN_TYPE_WILD,
498 IWL_SCAN_TYPE_MILD,
499 IWL_SCAN_TYPE_FRAGMENTED,
500 };
501
502 enum iwl_mvm_sched_scan_pass_all_states {
503 SCHED_SCAN_PASS_ALL_DISABLED,
504 SCHED_SCAN_PASS_ALL_ENABLED,
505 SCHED_SCAN_PASS_ALL_FOUND,
506 };
507
508 /**
509 * struct iwl_nvm_section - describes an NVM section in memory.
510 *
511 * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
512 * and saved for later use by the driver. Not all NVM sections are saved
513 * this way, only the needed ones.
514 */
515 struct iwl_nvm_section {
516 u16 length;
517 const u8 *data;
518 };
519
520 /**
521 * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
522 * @ct_kill_exit: worker to exit thermal kill
523 * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
524 * @tx_backoff: The current thremal throttling tx backoff in uSec.
525 * @min_backoff: The minimal tx backoff due to power restrictions
526 * @params: Parameters to configure the thermal throttling algorithm.
527 * @throttle: Is thermal throttling is active?
528 */
529 struct iwl_mvm_tt_mgmt {
530 struct delayed_work ct_kill_exit;
531 bool dynamic_smps;
532 u32 tx_backoff;
533 u32 min_backoff;
534 struct iwl_tt_params params;
535 bool throttle;
536 };
537
538 #ifdef CONFIG_THERMAL
539 /**
540 *struct iwl_mvm_thermal_device - thermal zone related data
541 * @temp_trips: temperature thresholds for report
542 * @fw_trips_index: keep indexes to original array - temp_trips
543 * @tzone: thermal zone device data
544 */
545 struct iwl_mvm_thermal_device {
546 s16 temp_trips[IWL_MAX_DTS_TRIPS];
547 u8 fw_trips_index[IWL_MAX_DTS_TRIPS];
548 struct thermal_zone_device *tzone;
549 };
550
551 /*
552 * struct iwl_mvm_cooling_device
553 * @cur_state: current state
554 * @cdev: struct thermal cooling device
555 */
556 struct iwl_mvm_cooling_device {
557 u32 cur_state;
558 struct thermal_cooling_device *cdev;
559 };
560 #endif
561
562 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
563
564 struct iwl_mvm_frame_stats {
565 u32 legacy_frames;
566 u32 ht_frames;
567 u32 vht_frames;
568 u32 bw_20_frames;
569 u32 bw_40_frames;
570 u32 bw_80_frames;
571 u32 bw_160_frames;
572 u32 sgi_frames;
573 u32 ngi_frames;
574 u32 siso_frames;
575 u32 mimo2_frames;
576 u32 agg_frames;
577 u32 ampdu_count;
578 u32 success_frames;
579 u32 fail_frames;
580 u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
581 int last_frame_idx;
582 };
583
584 enum {
585 D0I3_DEFER_WAKEUP,
586 D0I3_PENDING_WAKEUP,
587 };
588
589 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff
590 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100
591 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200
592
593 enum iwl_mvm_tdls_cs_state {
594 IWL_MVM_TDLS_SW_IDLE = 0,
595 IWL_MVM_TDLS_SW_REQ_SENT,
596 IWL_MVM_TDLS_SW_RESP_RCVD,
597 IWL_MVM_TDLS_SW_REQ_RCVD,
598 IWL_MVM_TDLS_SW_ACTIVE,
599 };
600
601 struct iwl_mvm_shared_mem_cfg {
602 u32 shared_mem_addr;
603 u32 shared_mem_size;
604 u32 sample_buff_addr;
605 u32 sample_buff_size;
606 u32 txfifo_addr;
607 u32 txfifo_size[TX_FIFO_MAX_NUM];
608 u32 rxfifo_size[RX_FIFO_MAX_NUM];
609 u32 page_buff_addr;
610 u32 page_buff_size;
611 u32 rxfifo_addr;
612 u32 internal_txfifo_addr;
613 u32 internal_txfifo_size[TX_FIFO_INTERNAL_MAX_NUM];
614 };
615
616 /**
617 * struct iwl_mvm_reorder_buffer - per ra/tid/queue reorder buffer
618 * @head_sn: reorder window head sn
619 * @num_stored: number of mpdus stored in the buffer
620 * @buf_size: the reorder buffer size as set by the last addba request
621 * @sta_id: sta id of this reorder buffer
622 * @queue: queue of this reorder buffer
623 * @last_amsdu: track last ASMDU SN for duplication detection
624 * @last_sub_index: track ASMDU sub frame index for duplication detection
625 * @entries: list of skbs stored
626 */
627 struct iwl_mvm_reorder_buffer {
628 u16 head_sn;
629 u16 num_stored;
630 u8 buf_size;
631 u8 sta_id;
632 int queue;
633 u16 last_amsdu;
634 u8 last_sub_index;
635 struct sk_buff_head entries[IEEE80211_MAX_AMPDU_BUF];
636 } ____cacheline_aligned_in_smp;
637
638 /**
639 * struct iwl_mvm_baid_data - BA session data
640 * @sta_id: station id
641 * @tid: tid of the session
642 * @baid baid of the session
643 * @timeout: the timeout set in the addba request
644 * @last_rx: last rx jiffies, updated only if timeout passed from last update
645 * @session_timer: timer to check if BA session expired, runs at 2 * timeout
646 * @mvm: mvm pointer, needed for timer context
647 * @reorder_buf: reorder buffer, allocated per queue
648 */
649 struct iwl_mvm_baid_data {
650 struct rcu_head rcu_head;
651 u8 sta_id;
652 u8 tid;
653 u8 baid;
654 u16 timeout;
655 unsigned long last_rx;
656 struct timer_list session_timer;
657 struct iwl_mvm *mvm;
658 struct iwl_mvm_reorder_buffer reorder_buf[];
659 };
660
661 struct iwl_mvm {
662 /* for logger access */
663 struct device *dev;
664
665 struct iwl_trans *trans;
666 const struct iwl_fw *fw;
667 const struct iwl_cfg *cfg;
668 struct iwl_phy_db *phy_db;
669 struct ieee80211_hw *hw;
670
671 /* for protecting access to iwl_mvm */
672 struct mutex mutex;
673 struct list_head async_handlers_list;
674 spinlock_t async_handlers_lock;
675 struct work_struct async_handlers_wk;
676
677 struct work_struct roc_done_wk;
678
679 unsigned long status;
680
681 u32 queue_sync_cookie;
682 atomic_t queue_sync_counter;
683 /*
684 * for beacon filtering -
685 * currently only one interface can be supported
686 */
687 struct iwl_mvm_vif *bf_allowed_vif;
688
689 enum iwl_ucode_type cur_ucode;
690 bool ucode_loaded;
691 bool calibrating;
692 u32 error_event_table;
693 u32 log_event_table;
694 u32 umac_error_event_table;
695 bool support_umac_log;
696 struct iwl_sf_region sf_space;
697
698 u32 ampdu_ref;
699
700 struct iwl_notif_wait_data notif_wait;
701
702 struct mvm_statistics_rx rx_stats;
703
704 struct {
705 u64 rx_time;
706 u64 tx_time;
707 u64 on_time_rf;
708 u64 on_time_scan;
709 } radio_stats, accu_radio_stats;
710
711 struct {
712 /* Map to HW queue */
713 u32 hw_queue_to_mac80211;
714 u8 hw_queue_refcount;
715 u8 ra_sta_id; /* The RA this queue is mapped to, if exists */
716 /*
717 * This is to mark that queue is reserved for a STA but not yet
718 * allocated. This is needed to make sure we have at least one
719 * available queue to use when adding a new STA
720 */
721 bool setup_reserved;
722 u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */
723 } queue_info[IWL_MAX_HW_QUEUES];
724 spinlock_t queue_info_lock; /* For syncing queue mgmt operations */
725 struct work_struct add_stream_wk; /* To add streams to queues */
726 atomic_t mac80211_queue_stop_count[IEEE80211_MAX_QUEUES];
727
728 const char *nvm_file_name;
729 struct iwl_nvm_data *nvm_data;
730 /* NVM sections */
731 struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
732
733 /* Paging section */
734 struct iwl_fw_paging fw_paging_db[NUM_OF_FW_PAGING_BLOCKS];
735 u16 num_of_paging_blk;
736 u16 num_of_pages_in_last_blk;
737
738 /* EEPROM MAC addresses */
739 struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
740
741 /* data related to data path */
742 struct iwl_rx_phy_info last_phy_info;
743 struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
744 struct work_struct sta_drained_wk;
745 unsigned long sta_deferred_frames[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
746 unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
747 atomic_t pending_frames[IWL_MVM_STATION_COUNT];
748 u32 tfd_drained[IWL_MVM_STATION_COUNT];
749 u8 rx_ba_sessions;
750
751 /* configured by mac80211 */
752 u32 rts_threshold;
753
754 /* Scan status, cmd (pre-allocated) and auxiliary station */
755 unsigned int scan_status;
756 void *scan_cmd;
757 struct iwl_mcast_filter_cmd *mcast_filter_cmd;
758 enum iwl_mvm_scan_type scan_type;
759 enum iwl_mvm_sched_scan_pass_all_states sched_scan_pass_all;
760 struct timer_list scan_timer;
761
762 /* max number of simultaneous scans the FW supports */
763 unsigned int max_scans;
764
765 /* ts of the beginning of a non-collect fw dbg data period */
766 unsigned long fw_dbg_non_collect_ts_start[FW_DBG_TRIGGER_MAX - 1];
767
768 /* UMAC scan tracking */
769 u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS];
770
771 /* rx chain antennas set through debugfs for the scan command */
772 u8 scan_rx_ant;
773
774 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
775 /* broadcast filters to configure for each associated station */
776 const struct iwl_fw_bcast_filter *bcast_filters;
777 #ifdef CONFIG_IWLWIFI_DEBUGFS
778 struct {
779 bool override;
780 struct iwl_bcast_filter_cmd cmd;
781 } dbgfs_bcast_filtering;
782 #endif
783 #endif
784
785 /* Internal station */
786 struct iwl_mvm_int_sta aux_sta;
787 struct iwl_mvm_int_sta snif_sta;
788
789 bool last_ebs_successful;
790
791 u8 scan_last_antenna_idx; /* to toggle TX between antennas */
792 u8 mgmt_last_antenna_idx;
793
794 /* last smart fifo state that was successfully sent to firmware */
795 enum iwl_sf_state sf_state;
796
797 #ifdef CONFIG_IWLWIFI_DEBUGFS
798 struct dentry *debugfs_dir;
799 u32 dbgfs_sram_offset, dbgfs_sram_len;
800 u32 dbgfs_prph_reg_addr;
801 bool disable_power_off;
802 bool disable_power_off_d3;
803
804 bool scan_iter_notif_enabled;
805
806 struct debugfs_blob_wrapper nvm_hw_blob;
807 struct debugfs_blob_wrapper nvm_sw_blob;
808 struct debugfs_blob_wrapper nvm_calib_blob;
809 struct debugfs_blob_wrapper nvm_prod_blob;
810 struct debugfs_blob_wrapper nvm_phy_sku_blob;
811
812 struct iwl_mvm_frame_stats drv_rx_stats;
813 spinlock_t drv_stats_lock;
814 u16 dbgfs_rx_phyinfo;
815 #endif
816
817 struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
818
819 struct list_head time_event_list;
820 spinlock_t time_event_lock;
821
822 /*
823 * A bitmap indicating the index of the key in use. The firmware
824 * can hold 16 keys at most. Reflect this fact.
825 */
826 unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
827 u8 fw_key_deleted[STA_KEY_MAX_NUM];
828
829 /* references taken by the driver and spinlock protecting them */
830 spinlock_t refs_lock;
831 u8 refs[IWL_MVM_REF_COUNT];
832
833 u8 vif_count;
834
835 /* -1 for always, 0 for never, >0 for that many times */
836 s8 restart_fw;
837 u8 fw_dbg_conf;
838 struct delayed_work fw_dump_wk;
839 const struct iwl_mvm_dump_desc *fw_dump_desc;
840 const struct iwl_fw_dbg_trigger_tlv *fw_dump_trig;
841
842 #ifdef CONFIG_IWLWIFI_LEDS
843 struct led_classdev led;
844 #endif
845
846 struct ieee80211_vif *p2p_device_vif;
847
848 #ifdef CONFIG_PM
849 struct wiphy_wowlan_support wowlan;
850 int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
851
852 /* sched scan settings for net detect */
853 struct ieee80211_scan_ies nd_ies;
854 struct cfg80211_match_set *nd_match_sets;
855 int n_nd_match_sets;
856 struct ieee80211_channel **nd_channels;
857 int n_nd_channels;
858 bool net_detect;
859 #ifdef CONFIG_IWLWIFI_DEBUGFS
860 bool d3_wake_sysassert;
861 bool d3_test_active;
862 bool store_d3_resume_sram;
863 void *d3_resume_sram;
864 u32 d3_test_pme_ptr;
865 struct ieee80211_vif *keep_vif;
866 u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */
867 #endif
868 #endif
869
870 /* d0i3 */
871 u8 d0i3_ap_sta_id;
872 bool d0i3_offloading;
873 struct work_struct d0i3_exit_work;
874 struct sk_buff_head d0i3_tx;
875 /* protect d0i3_suspend_flags */
876 struct mutex d0i3_suspend_mutex;
877 unsigned long d0i3_suspend_flags;
878 /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
879 spinlock_t d0i3_tx_lock;
880 wait_queue_head_t d0i3_exit_waitq;
881
882 /* BT-Coex */
883 u8 bt_ack_kill_msk[NUM_PHY_CTX];
884 u8 bt_cts_kill_msk[NUM_PHY_CTX];
885
886 struct iwl_bt_coex_profile_notif_old last_bt_notif_old;
887 struct iwl_bt_coex_ci_cmd_old last_bt_ci_cmd_old;
888 struct iwl_bt_coex_profile_notif last_bt_notif;
889 struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
890
891 u32 last_ant_isol;
892 u8 last_corun_lut;
893 u8 bt_tx_prio;
894 enum iwl_bt_force_ant_mode bt_force_ant_mode;
895
896 /* Aux ROC */
897 struct list_head aux_roc_te_list;
898
899 /* Thermal Throttling and CTkill */
900 struct iwl_mvm_tt_mgmt thermal_throttle;
901 #ifdef CONFIG_THERMAL
902 struct iwl_mvm_thermal_device tz_device;
903 struct iwl_mvm_cooling_device cooling_dev;
904 #endif
905
906 s32 temperature; /* Celsius */
907 /*
908 * Debug option to set the NIC temperature. This option makes the
909 * driver think this is the actual NIC temperature, and ignore the
910 * real temperature that is received from the fw
911 */
912 bool temperature_test; /* Debug test temperature is enabled */
913
914 struct iwl_time_quota_cmd last_quota_cmd;
915
916 #ifdef CONFIG_NL80211_TESTMODE
917 u32 noa_duration;
918 struct ieee80211_vif *noa_vif;
919 #endif
920
921 /* Tx queues */
922 u8 aux_queue;
923 u8 first_agg_queue;
924 u8 last_agg_queue;
925
926 /* Indicate if device power save is allowed */
927 u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
928 unsigned int max_amsdu_len; /* used for debugfs only */
929
930 struct ieee80211_vif __rcu *csa_vif;
931 struct ieee80211_vif __rcu *csa_tx_blocked_vif;
932 u8 csa_tx_block_bcn_timeout;
933
934 /* system time of last beacon (for AP/GO interface) */
935 u32 ap_last_beacon_gp2;
936
937 bool lar_regdom_set;
938 enum iwl_mcc_source mcc_src;
939
940 /* TDLS channel switch data */
941 struct {
942 struct delayed_work dwork;
943 enum iwl_mvm_tdls_cs_state state;
944
945 /*
946 * Current cs sta - might be different from periodic cs peer
947 * station. Value is meaningless when the cs-state is idle.
948 */
949 u8 cur_sta_id;
950
951 /* TDLS periodic channel-switch peer */
952 struct {
953 u8 sta_id;
954 u8 op_class;
955 bool initiator; /* are we the link initiator */
956 struct cfg80211_chan_def chandef;
957 struct sk_buff *skb; /* ch sw template */
958 u32 ch_sw_tm_ie;
959
960 /* timestamp of last ch-sw request sent (GP2 time) */
961 u32 sent_timestamp;
962 } peer;
963 } tdls_cs;
964
965 struct iwl_mvm_shared_mem_cfg shared_mem_cfg;
966
967 u32 ciphers[6];
968 struct iwl_mvm_tof_data tof_data;
969
970 struct ieee80211_vif *nan_vif;
971 #define IWL_MAX_BAID 32
972 struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID];
973
974 /*
975 * Drop beacons from other APs in AP mode when there are no connected
976 * clients.
977 */
978 bool drop_bcn_ap_mode;
979 };
980
981 /* Extract MVM priv from op_mode and _hw */
982 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \
983 ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
984
985 #define IWL_MAC80211_GET_MVM(_hw) \
986 IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
987
988 enum iwl_mvm_status {
989 IWL_MVM_STATUS_HW_RFKILL,
990 IWL_MVM_STATUS_HW_CTKILL,
991 IWL_MVM_STATUS_ROC_RUNNING,
992 IWL_MVM_STATUS_IN_HW_RESTART,
993 IWL_MVM_STATUS_IN_D0I3,
994 IWL_MVM_STATUS_ROC_AUX_RUNNING,
995 IWL_MVM_STATUS_D3_RECONFIG,
996 IWL_MVM_STATUS_DUMPING_FW_LOG,
997 };
998
999 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
1000 {
1001 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
1002 test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
1003 }
1004
1005 static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm)
1006 {
1007 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status);
1008 }
1009
1010 /* Must be called with rcu_read_lock() held and it can only be
1011 * released when mvmsta is not needed anymore.
1012 */
1013 static inline struct iwl_mvm_sta *
1014 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id)
1015 {
1016 struct ieee80211_sta *sta;
1017
1018 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
1019 return NULL;
1020
1021 sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
1022
1023 /* This can happen if the station has been removed right now */
1024 if (IS_ERR_OR_NULL(sta))
1025 return NULL;
1026
1027 return iwl_mvm_sta_from_mac80211(sta);
1028 }
1029
1030 static inline struct iwl_mvm_sta *
1031 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
1032 {
1033 struct ieee80211_sta *sta;
1034
1035 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
1036 return NULL;
1037
1038 sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
1039 lockdep_is_held(&mvm->mutex));
1040
1041 /* This can happen if the station has been removed right now */
1042 if (IS_ERR_OR_NULL(sta))
1043 return NULL;
1044
1045 return iwl_mvm_sta_from_mac80211(sta);
1046 }
1047
1048 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
1049 {
1050 return !iwlwifi_mod_params.d0i3_disable &&
1051 fw_has_capa(&mvm->fw->ucode_capa,
1052 IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
1053 }
1054
1055 static inline bool iwl_mvm_is_dqa_supported(struct iwl_mvm *mvm)
1056 {
1057 /* Make sure DQA isn't allowed in driver until feature is complete */
1058 return false && fw_has_capa(&mvm->fw->ucode_capa,
1059 IWL_UCODE_TLV_CAPA_DQA_SUPPORT);
1060 }
1061
1062 static inline bool iwl_mvm_enter_d0i3_on_suspend(struct iwl_mvm *mvm)
1063 {
1064 /* For now we only use this mode to differentiate between
1065 * slave transports, which handle D0i3 entry in suspend by
1066 * themselves in conjunction with runtime PM D0i3. So, this
1067 * function is used to check whether we need to do anything
1068 * when entering suspend or if the transport layer has already
1069 * done it.
1070 */
1071 return (mvm->trans->system_pm_mode == IWL_PLAT_PM_MODE_D0I3) &&
1072 (mvm->trans->runtime_pm_mode != IWL_PLAT_PM_MODE_D0I3);
1073 }
1074
1075 static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm)
1076 {
1077 bool nvm_lar = mvm->nvm_data->lar_enabled;
1078 bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa,
1079 IWL_UCODE_TLV_CAPA_LAR_SUPPORT);
1080
1081 if (iwlwifi_mod_params.lar_disable)
1082 return false;
1083
1084 /*
1085 * Enable LAR only if it is supported by the FW (TLV) &&
1086 * enabled in the NVM
1087 */
1088 if (mvm->cfg->device_family == IWL_DEVICE_FAMILY_8000)
1089 return nvm_lar && tlv_lar;
1090 else
1091 return tlv_lar;
1092 }
1093
1094 static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm)
1095 {
1096 return fw_has_api(&mvm->fw->ucode_capa,
1097 IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) ||
1098 fw_has_capa(&mvm->fw->ucode_capa,
1099 IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC);
1100 }
1101
1102 static inline bool iwl_mvm_bt_is_plcr_supported(struct iwl_mvm *mvm)
1103 {
1104 return fw_has_capa(&mvm->fw->ucode_capa,
1105 IWL_UCODE_TLV_CAPA_BT_COEX_PLCR) &&
1106 IWL_MVM_BT_COEX_CORUNNING;
1107 }
1108
1109 static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm)
1110 {
1111 return fw_has_capa(&mvm->fw->ucode_capa,
1112 IWL_UCODE_TLV_CAPA_BT_COEX_RRC) &&
1113 IWL_MVM_BT_COEX_RRC;
1114 }
1115
1116 static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm)
1117 {
1118 return fw_has_capa(&mvm->fw->ucode_capa,
1119 IWL_UCODE_TLV_CAPA_CSUM_SUPPORT);
1120 }
1121
1122 static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm)
1123 {
1124 return fw_has_capa(&mvm->fw->ucode_capa,
1125 IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) &&
1126 IWL_MVM_BT_COEX_MPLUT;
1127 }
1128
1129 static inline
1130 bool iwl_mvm_is_p2p_standalone_uapsd_supported(struct iwl_mvm *mvm)
1131 {
1132 return fw_has_capa(&mvm->fw->ucode_capa,
1133 IWL_UCODE_TLV_CAPA_P2P_STANDALONE_UAPSD) &&
1134 !(iwlwifi_mod_params.uapsd_disable &
1135 IWL_DISABLE_UAPSD_P2P_CLIENT);
1136 }
1137
1138 static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm)
1139 {
1140 return fw_has_capa(&mvm->fw->ucode_capa,
1141 IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT);
1142 }
1143
1144 static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm)
1145 {
1146 #ifdef CONFIG_THERMAL
1147 /* these two TLV are redundant since the responsibility to CT-kill by
1148 * FW happens only after we send at least one command of
1149 * temperature THs report.
1150 */
1151 return fw_has_capa(&mvm->fw->ucode_capa,
1152 IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) &&
1153 fw_has_capa(&mvm->fw->ucode_capa,
1154 IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT);
1155 #else /* CONFIG_THERMAL */
1156 return false;
1157 #endif /* CONFIG_THERMAL */
1158 }
1159
1160 static inline bool iwl_mvm_is_ctdp_supported(struct iwl_mvm *mvm)
1161 {
1162 return fw_has_capa(&mvm->fw->ucode_capa,
1163 IWL_UCODE_TLV_CAPA_CTDP_SUPPORT);
1164 }
1165
1166 extern const u8 iwl_mvm_ac_to_tx_fifo[];
1167
1168 struct iwl_rate_info {
1169 u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */
1170 u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */
1171 u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */
1172 u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */
1173 u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */
1174 };
1175
1176 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm);
1177 int __iwl_mvm_mac_start(struct iwl_mvm *mvm);
1178
1179 /******************
1180 * MVM Methods
1181 ******************/
1182 /* uCode */
1183 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
1184
1185 /* Utils */
1186 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
1187 enum nl80211_band band);
1188 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
1189 enum nl80211_band band,
1190 struct ieee80211_tx_rate *r);
1191 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
1192 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
1193 u8 first_antenna(u8 mask);
1194 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
1195
1196 /* Tx / Host Commands */
1197 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
1198 struct iwl_host_cmd *cmd);
1199 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id,
1200 u32 flags, u16 len, const void *data);
1201 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
1202 struct iwl_host_cmd *cmd,
1203 u32 *status);
1204 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id,
1205 u16 len, const void *data,
1206 u32 *status);
1207 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
1208 struct ieee80211_sta *sta);
1209 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
1210 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
1211 struct iwl_tx_cmd *tx_cmd,
1212 struct ieee80211_tx_info *info, u8 sta_id);
1213 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd,
1214 struct ieee80211_tx_info *info,
1215 struct ieee80211_sta *sta, __le16 fc);
1216 #ifdef CONFIG_IWLWIFI_DEBUG
1217 const char *iwl_mvm_get_tx_fail_reason(u32 status);
1218 #else
1219 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
1220 #endif
1221 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, u32 flags);
1222 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
1223
1224 static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info,
1225 struct iwl_tx_cmd *tx_cmd)
1226 {
1227 struct ieee80211_key_conf *keyconf = info->control.hw_key;
1228
1229 tx_cmd->sec_ctl = TX_CMD_SEC_CCM;
1230 memcpy(tx_cmd->key, keyconf->key, keyconf->keylen);
1231 if (info->flags & IEEE80211_TX_CTL_AMPDU)
1232 tx_cmd->tx_flags |= cpu_to_le32(TX_CMD_FLG_CCMP_AGG);
1233 }
1234
1235 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
1236 {
1237 flush_work(&mvm->async_handlers_wk);
1238 }
1239
1240 /* Statistics */
1241 void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm,
1242 struct iwl_rx_packet *pkt);
1243 void iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
1244 struct iwl_rx_cmd_buffer *rxb);
1245 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear);
1246 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm);
1247
1248 /* NVM */
1249 int iwl_nvm_init(struct iwl_mvm *mvm, bool read_nvm_from_nic);
1250 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
1251
1252 static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm)
1253 {
1254 return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ?
1255 mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant :
1256 mvm->fw->valid_tx_ant;
1257 }
1258
1259 static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm)
1260 {
1261 return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ?
1262 mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant :
1263 mvm->fw->valid_rx_ant;
1264 }
1265
1266 static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm)
1267 {
1268 u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN |
1269 FW_PHY_CFG_RX_CHAIN);
1270 u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm);
1271 u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm);
1272
1273 phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS |
1274 valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS;
1275
1276 return mvm->fw->phy_config & phy_config;
1277 }
1278
1279 int iwl_mvm_up(struct iwl_mvm *mvm);
1280 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
1281
1282 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
1283 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
1284 struct iwl_bcast_filter_cmd *cmd);
1285
1286 /*
1287 * FW notifications / CMD responses handlers
1288 * Convention: iwl_mvm_rx_<NAME OF THE CMD>
1289 */
1290 void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1291 void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi,
1292 struct iwl_rx_cmd_buffer *rxb);
1293 void iwl_mvm_rx_phy_cmd_mq(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1294 void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi,
1295 struct iwl_rx_cmd_buffer *rxb, int queue);
1296 void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm,
1297 struct iwl_rx_cmd_buffer *rxb, int queue);
1298 int iwl_mvm_notify_rx_queue(struct iwl_mvm *mvm, u32 rxq_mask,
1299 const u8 *data, u32 count);
1300 void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1301 int queue);
1302 void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1303 void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1304 void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
1305 struct iwl_rx_cmd_buffer *rxb);
1306 void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1307 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
1308 struct iwl_rx_cmd_buffer *rxb);
1309 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
1310 struct iwl_rx_cmd_buffer *rxb);
1311 void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm,
1312 struct iwl_rx_cmd_buffer *rxb);
1313
1314 /* MVM PHY */
1315 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1316 struct cfg80211_chan_def *chandef,
1317 u8 chains_static, u8 chains_dynamic);
1318 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
1319 struct cfg80211_chan_def *chandef,
1320 u8 chains_static, u8 chains_dynamic);
1321 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
1322 struct iwl_mvm_phy_ctxt *ctxt);
1323 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
1324 struct iwl_mvm_phy_ctxt *ctxt);
1325 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm);
1326 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef);
1327 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef);
1328
1329 /* MAC (virtual interface) programming */
1330 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1331 void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1332 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1333 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1334 bool force_assoc_off, const u8 *bssid_override);
1335 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1336 u32 iwl_mvm_mac_get_queues_mask(struct ieee80211_vif *vif);
1337 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
1338 struct ieee80211_vif *vif);
1339 void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
1340 struct iwl_rx_cmd_buffer *rxb);
1341 void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
1342 struct iwl_rx_cmd_buffer *rxb);
1343 void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm,
1344 struct iwl_rx_cmd_buffer *rxb);
1345 void iwl_mvm_mu_mimo_grp_notif(struct iwl_mvm *mvm,
1346 struct iwl_rx_cmd_buffer *rxb);
1347 void iwl_mvm_window_status_notif(struct iwl_mvm *mvm,
1348 struct iwl_rx_cmd_buffer *rxb);
1349 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
1350 struct ieee80211_vif *vif);
1351 unsigned long iwl_mvm_get_used_hw_queues(struct iwl_mvm *mvm,
1352 struct ieee80211_vif *exclude_vif);
1353 /* Bindings */
1354 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1355 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1356
1357 /* Quota management */
1358 int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload,
1359 struct ieee80211_vif *disabled_vif);
1360
1361 /* Scanning */
1362 int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1363 struct cfg80211_scan_request *req,
1364 struct ieee80211_scan_ies *ies);
1365 int iwl_mvm_scan_size(struct iwl_mvm *mvm);
1366 int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify);
1367 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm);
1368 void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm);
1369 void iwl_mvm_scan_timeout(unsigned long data);
1370
1371 /* Scheduled scan */
1372 void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm,
1373 struct iwl_rx_cmd_buffer *rxb);
1374 void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1375 struct iwl_rx_cmd_buffer *rxb);
1376 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
1377 struct ieee80211_vif *vif,
1378 struct cfg80211_sched_scan_request *req,
1379 struct ieee80211_scan_ies *ies,
1380 int type);
1381 void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm,
1382 struct iwl_rx_cmd_buffer *rxb);
1383
1384 /* UMAC scan */
1385 int iwl_mvm_config_scan(struct iwl_mvm *mvm);
1386 void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm,
1387 struct iwl_rx_cmd_buffer *rxb);
1388 void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm,
1389 struct iwl_rx_cmd_buffer *rxb);
1390
1391 /* Paging */
1392 void iwl_free_fw_paging(struct iwl_mvm *mvm);
1393
1394 /* MVM debugfs */
1395 #ifdef CONFIG_IWLWIFI_DEBUGFS
1396 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
1397 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1398 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1399 #else
1400 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
1401 struct dentry *dbgfs_dir)
1402 {
1403 return 0;
1404 }
1405 static inline void
1406 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1407 {
1408 }
1409 static inline void
1410 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1411 {
1412 }
1413 #endif /* CONFIG_IWLWIFI_DEBUGFS */
1414
1415 /* rate scaling */
1416 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init);
1417 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg);
1418 int rs_pretty_print_rate(char *buf, const u32 rate);
1419 void rs_update_last_rssi(struct iwl_mvm *mvm,
1420 struct iwl_lq_sta *lq_sta,
1421 struct ieee80211_rx_status *rx_status);
1422
1423 /* power management */
1424 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
1425 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
1426 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm);
1427 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1428 char *buf, int bufsz);
1429
1430 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1431 void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
1432 struct iwl_rx_cmd_buffer *rxb);
1433
1434 #ifdef CONFIG_IWLWIFI_LEDS
1435 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
1436 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
1437 #else
1438 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
1439 {
1440 return 0;
1441 }
1442 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
1443 {
1444 }
1445 #endif
1446
1447 /* D3 (WoWLAN, NetDetect) */
1448 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
1449 int iwl_mvm_resume(struct ieee80211_hw *hw);
1450 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
1451 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
1452 struct ieee80211_vif *vif,
1453 struct cfg80211_gtk_rekey_data *data);
1454 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
1455 struct ieee80211_vif *vif,
1456 struct inet6_dev *idev);
1457 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
1458 struct ieee80211_vif *vif, int idx);
1459 extern const struct file_operations iwl_dbgfs_d3_test_ops;
1460 #ifdef CONFIG_PM
1461 int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
1462 struct ieee80211_vif *vif,
1463 bool host_awake,
1464 u32 cmd_flags);
1465 void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm,
1466 struct ieee80211_vif *vif,
1467 struct iwl_wowlan_status *status);
1468 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
1469 struct ieee80211_vif *vif);
1470 #else
1471 static inline int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
1472 struct ieee80211_vif *vif,
1473 bool host_awake,
1474 u32 cmd_flags)
1475 {
1476 return 0;
1477 }
1478
1479 static inline void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm,
1480 struct ieee80211_vif *vif,
1481 struct iwl_wowlan_status *status)
1482 {
1483 }
1484
1485 static inline void
1486 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1487 {
1488 }
1489 #endif
1490 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
1491 struct iwl_wowlan_config_cmd *cmd);
1492 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
1493 struct ieee80211_vif *vif,
1494 bool disable_offloading,
1495 bool offload_ns,
1496 u32 cmd_flags);
1497
1498 /* D0i3 */
1499 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1500 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1501 int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1502 bool iwl_mvm_ref_taken(struct iwl_mvm *mvm);
1503 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq);
1504 int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode);
1505 int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode);
1506 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm);
1507
1508 /* BT Coex */
1509 int iwl_send_bt_init_conf(struct iwl_mvm *mvm);
1510 void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
1511 struct iwl_rx_cmd_buffer *rxb);
1512 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1513 enum ieee80211_rssi_event_data);
1514 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
1515 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
1516 struct ieee80211_sta *sta);
1517 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
1518 struct ieee80211_sta *sta);
1519 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant);
1520 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
1521 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
1522 enum nl80211_band band);
1523 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
1524 struct ieee80211_tx_info *info, u8 ac);
1525
1526 /* beacon filtering */
1527 #ifdef CONFIG_IWLWIFI_DEBUGFS
1528 void
1529 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1530 struct iwl_beacon_filter_cmd *cmd);
1531 #else
1532 static inline void
1533 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1534 struct iwl_beacon_filter_cmd *cmd)
1535 {}
1536 #endif
1537 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
1538 struct ieee80211_vif *vif,
1539 bool enable, u32 flags);
1540 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
1541 struct ieee80211_vif *vif,
1542 u32 flags);
1543 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
1544 struct ieee80211_vif *vif,
1545 u32 flags);
1546 /* SMPS */
1547 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1548 enum iwl_mvm_smps_type_request req_type,
1549 enum ieee80211_smps_mode smps_request);
1550 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
1551
1552 /* Low latency */
1553 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1554 bool value);
1555 /* get SystemLowLatencyMode - only needed for beacon threshold? */
1556 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1557 /* get VMACLowLatencyMode */
1558 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1559 {
1560 /*
1561 * should this consider associated/active/... state?
1562 *
1563 * Normally low-latency should only be active on interfaces
1564 * that are active, but at least with debugfs it can also be
1565 * enabled on interfaces that aren't active. However, when
1566 * interface aren't active then they aren't added into the
1567 * binding, so this has no real impact. For now, just return
1568 * the current desired low-latency state.
1569 */
1570 return mvmvif->low_latency_dbgfs ||
1571 mvmvif->low_latency_traffic ||
1572 mvmvif->low_latency_vcmd;
1573 }
1574
1575 /* hw scheduler queue config */
1576 void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
1577 u16 ssn, const struct iwl_trans_txq_scd_cfg *cfg,
1578 unsigned int wdg_timeout);
1579 /*
1580 * Disable a TXQ.
1581 * Note that in non-DQA mode the %mac80211_queue and %tid params are ignored.
1582 */
1583 void iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
1584 u8 tid, u8 flags);
1585 int iwl_mvm_find_free_queue(struct iwl_mvm *mvm, u8 minq, u8 maxq);
1586
1587 /* Return a bitmask with all the hw supported queues, except for the
1588 * command queue, which can't be flushed.
1589 */
1590 static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm)
1591 {
1592 return ((BIT(mvm->cfg->base_params->num_of_queues) - 1) &
1593 ~BIT(IWL_MVM_CMD_QUEUE));
1594 }
1595
1596 static inline
1597 void iwl_mvm_enable_ac_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
1598 u8 fifo, u16 ssn, unsigned int wdg_timeout)
1599 {
1600 struct iwl_trans_txq_scd_cfg cfg = {
1601 .fifo = fifo,
1602 .tid = IWL_MAX_TID_COUNT,
1603 .aggregate = false,
1604 .frame_limit = IWL_FRAME_LIMIT,
1605 };
1606
1607 iwl_mvm_enable_txq(mvm, queue, mac80211_queue, ssn, &cfg, wdg_timeout);
1608 }
1609
1610 static inline void iwl_mvm_stop_device(struct iwl_mvm *mvm)
1611 {
1612 mvm->ucode_loaded = false;
1613 iwl_trans_stop_device(mvm->trans);
1614 }
1615
1616 /* Stop/start all mac queues in a given bitmap */
1617 void iwl_mvm_start_mac_queues(struct iwl_mvm *mvm, unsigned long mq);
1618 void iwl_mvm_stop_mac_queues(struct iwl_mvm *mvm, unsigned long mq);
1619
1620 /* Thermal management and CT-kill */
1621 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
1622 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp);
1623 void iwl_mvm_temp_notif(struct iwl_mvm *mvm,
1624 struct iwl_rx_cmd_buffer *rxb);
1625 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
1626 void iwl_mvm_thermal_initialize(struct iwl_mvm *mvm, u32 min_backoff);
1627 void iwl_mvm_thermal_exit(struct iwl_mvm *mvm);
1628 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
1629 int iwl_mvm_get_temp(struct iwl_mvm *mvm, s32 *temp);
1630 void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1631 int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm *mvm);
1632 int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 budget);
1633
1634 /* Location Aware Regulatory */
1635 struct iwl_mcc_update_resp *
1636 iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2,
1637 enum iwl_mcc_source src_id);
1638 int iwl_mvm_init_mcc(struct iwl_mvm *mvm);
1639 void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm,
1640 struct iwl_rx_cmd_buffer *rxb);
1641 struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy,
1642 const char *alpha2,
1643 enum iwl_mcc_source src_id,
1644 bool *changed);
1645 struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm,
1646 bool *changed);
1647 int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm);
1648 void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm);
1649
1650 /* smart fifo */
1651 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1652 bool added_vif);
1653
1654 /* TDLS */
1655
1656 /*
1657 * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present.
1658 * This TID is marked as used vs the AP and all connected TDLS peers.
1659 */
1660 #define IWL_MVM_TDLS_FW_TID 4
1661
1662 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1663 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm);
1664 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1665 bool sta_added);
1666 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
1667 struct ieee80211_vif *vif);
1668 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw,
1669 struct ieee80211_vif *vif,
1670 struct ieee80211_sta *sta, u8 oper_class,
1671 struct cfg80211_chan_def *chandef,
1672 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie);
1673 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw,
1674 struct ieee80211_vif *vif,
1675 struct ieee80211_tdls_ch_sw_params *params);
1676 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw,
1677 struct ieee80211_vif *vif,
1678 struct ieee80211_sta *sta);
1679 void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1680 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work);
1681
1682 void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm,
1683 struct iwl_mvm_internal_rxq_notif *notif,
1684 u32 size);
1685 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm);
1686
1687 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
1688 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm,
1689 struct ieee80211_vif *vif,
1690 bool tdls, bool cmd_q);
1691 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1692 const char *errmsg);
1693
1694 /* Link Quality Measurement */
1695 int iwl_mvm_send_lqm_cmd(struct ieee80211_vif *vif,
1696 enum iwl_lqm_cmd_operatrions operation,
1697 u32 duration, u32 timeout);
1698 bool iwl_mvm_lqm_active(struct iwl_mvm *mvm);
1699
1700 #endif /* __IWL_MVM_H__ */
Linux kernel - Deliverables
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