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[deliverable/linux.git] / drivers / net / wireless / iwlwifi / mvm / mvm.h
1 /******************************************************************************
2 *
3 * This file is provided under a dual BSD/GPLv2 license. When using or
4 * redistributing this file, you may do so under either license.
5 *
6 * GPL LICENSE SUMMARY
7 *
8 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
9 * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
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29 * Intel Linux Wireless <ilw@linux.intel.com>
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33 *
34 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
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64 *****************************************************************************/
65
66 #ifndef __IWL_MVM_H__
67 #define __IWL_MVM_H__
68
69 #include <linux/list.h>
70 #include <linux/spinlock.h>
71 #include <linux/leds.h>
72 #include <linux/in6.h>
73
74 #include "iwl-op-mode.h"
75 #include "iwl-trans.h"
76 #include "iwl-notif-wait.h"
77 #include "iwl-eeprom-parse.h"
78 #include "sta.h"
79 #include "fw-api.h"
80 #include "constants.h"
81
82 #define IWL_INVALID_MAC80211_QUEUE 0xff
83 #define IWL_MVM_MAX_ADDRESSES 5
84 /* RSSI offset for WkP */
85 #define IWL_RSSI_OFFSET 50
86 #define IWL_MVM_MISSED_BEACONS_THRESHOLD 8
87 /* A TimeUnit is 1024 microsecond */
88 #define MSEC_TO_TU(_msec) (_msec*1000/1024)
89
90 /* For GO, this value represents the number of TUs before CSA "beacon
91 * 0" TBTT when the CSA time-event needs to be scheduled to start. It
92 * must be big enough to ensure that we switch in time.
93 */
94 #define IWL_MVM_CHANNEL_SWITCH_TIME_GO 40
95
96 /* For client, this value represents the number of TUs before CSA
97 * "beacon 1" TBTT, instead. This is because we don't know when the
98 * GO/AP will be in the new channel, so we switch early enough.
99 */
100 #define IWL_MVM_CHANNEL_SWITCH_TIME_CLIENT 10
101
102 /*
103 * This value (in TUs) is used to fine tune the CSA NoA end time which should
104 * be just before "beacon 0" TBTT.
105 */
106 #define IWL_MVM_CHANNEL_SWITCH_MARGIN 4
107
108 /*
109 * Number of beacons to transmit on a new channel until we unblock tx to
110 * the stations, even if we didn't identify them on a new channel
111 */
112 #define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3
113
114 extern const struct ieee80211_ops iwl_mvm_hw_ops;
115
116 /**
117 * struct iwl_mvm_mod_params - module parameters for iwlmvm
118 * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted.
119 * We will register to mac80211 to have testmode working. The NIC must not
120 * be up'ed after the INIT fw asserted. This is useful to be able to use
121 * proprietary tools over testmode to debug the INIT fw.
122 * @power_scheme: CAM(Continuous Active Mode)-1, BPS(Balanced Power
123 * Save)-2(default), LP(Low Power)-3
124 */
125 struct iwl_mvm_mod_params {
126 bool init_dbg;
127 int power_scheme;
128 };
129 extern struct iwl_mvm_mod_params iwlmvm_mod_params;
130
131 /**
132 * struct iwl_mvm_dump_ptrs - set of pointers needed for the fw-error-dump
133 *
134 * @op_mode_ptr: pointer to the buffer coming from the mvm op_mode
135 * @trans_ptr: pointer to struct %iwl_trans_dump_data which contains the
136 * transport's data.
137 * @trans_len: length of the valid data in trans_ptr
138 * @op_mode_len: length of the valid data in op_mode_ptr
139 */
140 struct iwl_mvm_dump_ptrs {
141 struct iwl_trans_dump_data *trans_ptr;
142 void *op_mode_ptr;
143 u32 op_mode_len;
144 };
145
146 struct iwl_mvm_phy_ctxt {
147 u16 id;
148 u16 color;
149 u32 ref;
150
151 /*
152 * TODO: This should probably be removed. Currently here only for rate
153 * scaling algorithm
154 */
155 struct ieee80211_channel *channel;
156 };
157
158 struct iwl_mvm_time_event_data {
159 struct ieee80211_vif *vif;
160 struct list_head list;
161 unsigned long end_jiffies;
162 u32 duration;
163 bool running;
164 u32 uid;
165
166 /*
167 * The access to the 'id' field must be done when the
168 * mvm->time_event_lock is held, as it value is used to indicate
169 * if the te is in the time event list or not (when id == TE_MAX)
170 */
171 u32 id;
172 };
173
174 /* Power management */
175
176 /**
177 * enum iwl_power_scheme
178 * @IWL_POWER_LEVEL_CAM - Continuously Active Mode
179 * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default)
180 * @IWL_POWER_LEVEL_LP - Low Power
181 */
182 enum iwl_power_scheme {
183 IWL_POWER_SCHEME_CAM = 1,
184 IWL_POWER_SCHEME_BPS,
185 IWL_POWER_SCHEME_LP
186 };
187
188 #define IWL_CONN_MAX_LISTEN_INTERVAL 10
189 #define IWL_UAPSD_MAX_SP IEEE80211_WMM_IE_STA_QOSINFO_SP_2
190
191 #ifdef CONFIG_IWLWIFI_DEBUGFS
192 enum iwl_dbgfs_pm_mask {
193 MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0),
194 MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1),
195 MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2),
196 MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3),
197 MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4),
198 MVM_DEBUGFS_PM_LPRX_ENA = BIT(6),
199 MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7),
200 MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8),
201 MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9),
202 MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10),
203 };
204
205 struct iwl_dbgfs_pm {
206 u16 keep_alive_seconds;
207 u32 rx_data_timeout;
208 u32 tx_data_timeout;
209 bool skip_over_dtim;
210 u8 skip_dtim_periods;
211 bool lprx_ena;
212 u32 lprx_rssi_threshold;
213 bool snooze_ena;
214 bool uapsd_misbehaving;
215 bool use_ps_poll;
216 int mask;
217 };
218
219 /* beacon filtering */
220
221 enum iwl_dbgfs_bf_mask {
222 MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0),
223 MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1),
224 MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2),
225 MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3),
226 MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4),
227 MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5),
228 MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6),
229 MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7),
230 MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8),
231 MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9),
232 MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10),
233 };
234
235 struct iwl_dbgfs_bf {
236 u32 bf_energy_delta;
237 u32 bf_roaming_energy_delta;
238 u32 bf_roaming_state;
239 u32 bf_temp_threshold;
240 u32 bf_temp_fast_filter;
241 u32 bf_temp_slow_filter;
242 u32 bf_enable_beacon_filter;
243 u32 bf_debug_flag;
244 u32 bf_escape_timer;
245 u32 ba_escape_timer;
246 u32 ba_enable_beacon_abort;
247 int mask;
248 };
249 #endif
250
251 enum iwl_mvm_smps_type_request {
252 IWL_MVM_SMPS_REQ_BT_COEX,
253 IWL_MVM_SMPS_REQ_TT,
254 IWL_MVM_SMPS_REQ_PROT,
255 NUM_IWL_MVM_SMPS_REQ,
256 };
257
258 enum iwl_mvm_ref_type {
259 IWL_MVM_REF_UCODE_DOWN,
260 IWL_MVM_REF_SCAN,
261 IWL_MVM_REF_ROC,
262 IWL_MVM_REF_P2P_CLIENT,
263 IWL_MVM_REF_AP_IBSS,
264 IWL_MVM_REF_USER,
265 IWL_MVM_REF_TX,
266 IWL_MVM_REF_TX_AGG,
267 IWL_MVM_REF_ADD_IF,
268 IWL_MVM_REF_START_AP,
269 IWL_MVM_REF_BSS_CHANGED,
270 IWL_MVM_REF_PREPARE_TX,
271 IWL_MVM_REF_PROTECT_TDLS,
272 IWL_MVM_REF_CHECK_CTKILL,
273 IWL_MVM_REF_PRPH_READ,
274 IWL_MVM_REF_PRPH_WRITE,
275 IWL_MVM_REF_NMI,
276 IWL_MVM_REF_TM_CMD,
277 IWL_MVM_REF_EXIT_WORK,
278 IWL_MVM_REF_PROTECT_CSA,
279
280 /* update debugfs.c when changing this */
281
282 IWL_MVM_REF_COUNT,
283 };
284
285 enum iwl_bt_force_ant_mode {
286 BT_FORCE_ANT_DIS = 0,
287 BT_FORCE_ANT_AUTO,
288 BT_FORCE_ANT_BT,
289 BT_FORCE_ANT_WIFI,
290
291 BT_FORCE_ANT_MAX,
292 };
293
294 /**
295 * struct iwl_mvm_vif_bf_data - beacon filtering related data
296 * @bf_enabled: indicates if beacon filtering is enabled
297 * @ba_enabled: indicated if beacon abort is enabled
298 * @last_beacon_signal: last beacon rssi signal in dbm
299 * @ave_beacon_signal: average beacon signal
300 * @last_cqm_event: rssi of the last cqm event
301 * @bt_coex_min_thold: minimum threshold for BT coex
302 * @bt_coex_max_thold: maximum threshold for BT coex
303 * @last_bt_coex_event: rssi of the last BT coex event
304 */
305 struct iwl_mvm_vif_bf_data {
306 bool bf_enabled;
307 bool ba_enabled;
308 s8 ave_beacon_signal;
309 s8 last_cqm_event;
310 s8 bt_coex_min_thold;
311 s8 bt_coex_max_thold;
312 s8 last_bt_coex_event;
313 };
314
315 /**
316 * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
317 * @id: between 0 and 3
318 * @color: to solve races upon MAC addition and removal
319 * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
320 * @bssid: BSSID for this (client) interface
321 * @associated: indicates that we're currently associated, used only for
322 * managing the firmware state in iwl_mvm_bss_info_changed_station()
323 * @uploaded: indicates the MAC context has been added to the device
324 * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
325 * should get quota etc.
326 * @pm_enabled - Indicate if MAC power management is allowed
327 * @monitor_active: indicates that monitor context is configured, and that the
328 * interface should get quota etc.
329 * @low_latency: indicates that this interface is in low-latency mode
330 * (VMACLowLatencyMode)
331 * @ps_disabled: indicates that this interface requires PS to be disabled
332 * @queue_params: QoS params for this MAC
333 * @bcast_sta: station used for broadcast packets. Used by the following
334 * vifs: P2P_DEVICE, GO and AP.
335 * @beacon_skb: the skb used to hold the AP/GO beacon template
336 * @smps_requests: the SMPS requests of differents parts of the driver,
337 * combined on update to yield the overall request to mac80211.
338 */
339 struct iwl_mvm_vif {
340 u16 id;
341 u16 color;
342 u8 ap_sta_id;
343
344 u8 bssid[ETH_ALEN];
345 bool associated;
346
347 bool uploaded;
348 bool ap_ibss_active;
349 bool pm_enabled;
350 bool monitor_active;
351 bool low_latency;
352 bool ps_disabled;
353 struct iwl_mvm_vif_bf_data bf_data;
354
355 u32 ap_beacon_time;
356
357 enum iwl_tsf_id tsf_id;
358
359 /*
360 * QoS data from mac80211, need to store this here
361 * as mac80211 has a separate callback but we need
362 * to have the data for the MAC context
363 */
364 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
365 struct iwl_mvm_time_event_data time_event_data;
366 struct iwl_mvm_time_event_data hs_time_event_data;
367
368 struct iwl_mvm_int_sta bcast_sta;
369
370 /*
371 * Assigned while mac80211 has the interface in a channel context,
372 * or, for P2P Device, while it exists.
373 */
374 struct iwl_mvm_phy_ctxt *phy_ctxt;
375
376 #ifdef CONFIG_PM_SLEEP
377 /* WoWLAN GTK rekey data */
378 struct {
379 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
380 __le64 replay_ctr;
381 bool valid;
382 } rekey_data;
383
384 int tx_key_idx;
385
386 bool seqno_valid;
387 u16 seqno;
388 #endif
389
390 #if IS_ENABLED(CONFIG_IPV6)
391 /* IPv6 addresses for WoWLAN */
392 struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
393 int num_target_ipv6_addrs;
394 #endif
395
396 #ifdef CONFIG_IWLWIFI_DEBUGFS
397 struct iwl_mvm *mvm;
398 struct dentry *dbgfs_dir;
399 struct dentry *dbgfs_slink;
400 struct iwl_dbgfs_pm dbgfs_pm;
401 struct iwl_dbgfs_bf dbgfs_bf;
402 struct iwl_mac_power_cmd mac_pwr_cmd;
403 #endif
404
405 enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
406
407 /* FW identified misbehaving AP */
408 u8 uapsd_misbehaving_bssid[ETH_ALEN];
409
410 /* Indicates that CSA countdown may be started */
411 bool csa_countdown;
412 };
413
414 static inline struct iwl_mvm_vif *
415 iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
416 {
417 return (void *)vif->drv_priv;
418 }
419
420 extern const u8 tid_to_mac80211_ac[];
421
422 enum iwl_scan_status {
423 IWL_MVM_SCAN_NONE,
424 IWL_MVM_SCAN_OS,
425 IWL_MVM_SCAN_SCHED,
426 };
427
428 /**
429 * struct iwl_nvm_section - describes an NVM section in memory.
430 *
431 * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
432 * and saved for later use by the driver. Not all NVM sections are saved
433 * this way, only the needed ones.
434 */
435 struct iwl_nvm_section {
436 u16 length;
437 const u8 *data;
438 };
439
440 /*
441 * Tx-backoff threshold
442 * @temperature: The threshold in Celsius
443 * @backoff: The tx-backoff in uSec
444 */
445 struct iwl_tt_tx_backoff {
446 s32 temperature;
447 u32 backoff;
448 };
449
450 #define TT_TX_BACKOFF_SIZE 6
451
452 /**
453 * struct iwl_tt_params - thermal throttling parameters
454 * @ct_kill_entry: CT Kill entry threshold
455 * @ct_kill_exit: CT Kill exit threshold
456 * @ct_kill_duration: The time intervals (in uSec) in which the driver needs
457 * to checks whether to exit CT Kill.
458 * @dynamic_smps_entry: Dynamic SMPS entry threshold
459 * @dynamic_smps_exit: Dynamic SMPS exit threshold
460 * @tx_protection_entry: TX protection entry threshold
461 * @tx_protection_exit: TX protection exit threshold
462 * @tx_backoff: Array of thresholds for tx-backoff , in ascending order.
463 * @support_ct_kill: Support CT Kill?
464 * @support_dynamic_smps: Support dynamic SMPS?
465 * @support_tx_protection: Support tx protection?
466 * @support_tx_backoff: Support tx-backoff?
467 */
468 struct iwl_tt_params {
469 s32 ct_kill_entry;
470 s32 ct_kill_exit;
471 u32 ct_kill_duration;
472 s32 dynamic_smps_entry;
473 s32 dynamic_smps_exit;
474 s32 tx_protection_entry;
475 s32 tx_protection_exit;
476 struct iwl_tt_tx_backoff tx_backoff[TT_TX_BACKOFF_SIZE];
477 bool support_ct_kill;
478 bool support_dynamic_smps;
479 bool support_tx_protection;
480 bool support_tx_backoff;
481 };
482
483 /**
484 * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
485 * @ct_kill_exit: worker to exit thermal kill
486 * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
487 * @tx_backoff: The current thremal throttling tx backoff in uSec.
488 * @min_backoff: The minimal tx backoff due to power restrictions
489 * @params: Parameters to configure the thermal throttling algorithm.
490 * @throttle: Is thermal throttling is active?
491 */
492 struct iwl_mvm_tt_mgmt {
493 struct delayed_work ct_kill_exit;
494 bool dynamic_smps;
495 u32 tx_backoff;
496 u32 min_backoff;
497 const struct iwl_tt_params *params;
498 bool throttle;
499 };
500
501 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
502
503 struct iwl_mvm_frame_stats {
504 u32 legacy_frames;
505 u32 ht_frames;
506 u32 vht_frames;
507 u32 bw_20_frames;
508 u32 bw_40_frames;
509 u32 bw_80_frames;
510 u32 bw_160_frames;
511 u32 sgi_frames;
512 u32 ngi_frames;
513 u32 siso_frames;
514 u32 mimo2_frames;
515 u32 agg_frames;
516 u32 ampdu_count;
517 u32 success_frames;
518 u32 fail_frames;
519 u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
520 int last_frame_idx;
521 };
522
523 enum {
524 D0I3_DEFER_WAKEUP,
525 D0I3_PENDING_WAKEUP,
526 };
527
528 #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff
529 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100
530 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200
531
532 enum iwl_mvm_tdls_cs_state {
533 IWL_MVM_TDLS_SW_IDLE = 0,
534 IWL_MVM_TDLS_SW_REQ_SENT,
535 IWL_MVM_TDLS_SW_REQ_RCVD,
536 IWL_MVM_TDLS_SW_ACTIVE,
537 };
538
539 struct iwl_mvm {
540 /* for logger access */
541 struct device *dev;
542
543 struct iwl_trans *trans;
544 const struct iwl_fw *fw;
545 const struct iwl_cfg *cfg;
546 struct iwl_phy_db *phy_db;
547 struct ieee80211_hw *hw;
548
549 /* for protecting access to iwl_mvm */
550 struct mutex mutex;
551 struct list_head async_handlers_list;
552 spinlock_t async_handlers_lock;
553 struct work_struct async_handlers_wk;
554
555 struct work_struct roc_done_wk;
556
557 unsigned long status;
558
559 /*
560 * for beacon filtering -
561 * currently only one interface can be supported
562 */
563 struct iwl_mvm_vif *bf_allowed_vif;
564
565 enum iwl_ucode_type cur_ucode;
566 bool ucode_loaded;
567 bool init_ucode_complete;
568 bool calibrating;
569 u32 error_event_table;
570 u32 log_event_table;
571 u32 umac_error_event_table;
572 bool support_umac_log;
573 struct iwl_sf_region sf_space;
574
575 u32 ampdu_ref;
576
577 struct iwl_notif_wait_data notif_wait;
578
579 struct mvm_statistics_rx rx_stats;
580
581 u8 queue_to_mac80211[IWL_MAX_HW_QUEUES];
582 atomic_t mac80211_queue_stop_count[IEEE80211_MAX_QUEUES];
583
584 const char *nvm_file_name;
585 struct iwl_nvm_data *nvm_data;
586 /* NVM sections */
587 struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];
588
589 /* EEPROM MAC addresses */
590 struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
591
592 /* data related to data path */
593 struct iwl_rx_phy_info last_phy_info;
594 struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
595 struct work_struct sta_drained_wk;
596 unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
597 atomic_t pending_frames[IWL_MVM_STATION_COUNT];
598 u32 tfd_drained[IWL_MVM_STATION_COUNT];
599 u8 rx_ba_sessions;
600
601 /* configured by mac80211 */
602 u32 rts_threshold;
603
604 /* Scan status, cmd (pre-allocated) and auxiliary station */
605 enum iwl_scan_status scan_status;
606 void *scan_cmd;
607 struct iwl_mcast_filter_cmd *mcast_filter_cmd;
608
609 /* UMAC scan tracking */
610 u32 scan_uid[IWL_MVM_MAX_SIMULTANEOUS_SCANS];
611 u8 scan_seq_num, sched_scan_seq_num;
612
613 /* rx chain antennas set through debugfs for the scan command */
614 u8 scan_rx_ant;
615
616 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
617 /* broadcast filters to configure for each associated station */
618 const struct iwl_fw_bcast_filter *bcast_filters;
619 #ifdef CONFIG_IWLWIFI_DEBUGFS
620 struct {
621 u32 override; /* u32 for debugfs_create_bool */
622 struct iwl_bcast_filter_cmd cmd;
623 } dbgfs_bcast_filtering;
624 #endif
625 #endif
626
627 /* Internal station */
628 struct iwl_mvm_int_sta aux_sta;
629
630 bool last_ebs_successful;
631
632 u8 scan_last_antenna_idx; /* to toggle TX between antennas */
633 u8 mgmt_last_antenna_idx;
634
635 /* last smart fifo state that was successfully sent to firmware */
636 enum iwl_sf_state sf_state;
637
638 #ifdef CONFIG_IWLWIFI_DEBUGFS
639 struct dentry *debugfs_dir;
640 u32 dbgfs_sram_offset, dbgfs_sram_len;
641 u32 dbgfs_prph_reg_addr;
642 bool disable_power_off;
643 bool disable_power_off_d3;
644
645 struct debugfs_blob_wrapper nvm_hw_blob;
646 struct debugfs_blob_wrapper nvm_sw_blob;
647 struct debugfs_blob_wrapper nvm_calib_blob;
648 struct debugfs_blob_wrapper nvm_prod_blob;
649
650 struct iwl_mvm_frame_stats drv_rx_stats;
651 spinlock_t drv_stats_lock;
652 #endif
653
654 struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
655
656 struct list_head time_event_list;
657 spinlock_t time_event_lock;
658
659 /*
660 * A bitmap indicating the index of the key in use. The firmware
661 * can hold 16 keys at most. Reflect this fact.
662 */
663 unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
664
665 /* references taken by the driver and spinlock protecting them */
666 spinlock_t refs_lock;
667 u8 refs[IWL_MVM_REF_COUNT];
668
669 u8 vif_count;
670
671 /* -1 for always, 0 for never, >0 for that many times */
672 s8 restart_fw;
673 struct work_struct fw_error_dump_wk;
674
675 #ifdef CONFIG_IWLWIFI_LEDS
676 struct led_classdev led;
677 #endif
678
679 struct ieee80211_vif *p2p_device_vif;
680
681 #ifdef CONFIG_PM_SLEEP
682 struct wiphy_wowlan_support wowlan;
683 int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
684
685 /* sched scan settings for net detect */
686 struct cfg80211_sched_scan_request *nd_config;
687 struct ieee80211_scan_ies nd_ies;
688 #ifdef CONFIG_IWLWIFI_DEBUGFS
689 u32 d3_wake_sysassert; /* must be u32 for debugfs_create_bool */
690 bool d3_test_active;
691 bool store_d3_resume_sram;
692 void *d3_resume_sram;
693 u32 d3_test_pme_ptr;
694 struct ieee80211_vif *keep_vif;
695 #endif
696 #endif
697
698 /* d0i3 */
699 u8 d0i3_ap_sta_id;
700 bool d0i3_offloading;
701 struct work_struct d0i3_exit_work;
702 struct sk_buff_head d0i3_tx;
703 /* protect d0i3_suspend_flags */
704 struct mutex d0i3_suspend_mutex;
705 unsigned long d0i3_suspend_flags;
706 /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
707 spinlock_t d0i3_tx_lock;
708 wait_queue_head_t d0i3_exit_waitq;
709
710 /* BT-Coex */
711 u8 bt_ack_kill_msk[NUM_PHY_CTX];
712 u8 bt_cts_kill_msk[NUM_PHY_CTX];
713
714 struct iwl_bt_coex_profile_notif_old last_bt_notif_old;
715 struct iwl_bt_coex_ci_cmd_old last_bt_ci_cmd_old;
716 struct iwl_bt_coex_profile_notif last_bt_notif;
717 struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
718
719 u32 last_ant_isol;
720 u8 last_corun_lut;
721 u8 bt_tx_prio;
722 enum iwl_bt_force_ant_mode bt_force_ant_mode;
723
724 /* Aux ROC */
725 struct list_head aux_roc_te_list;
726
727 /* Thermal Throttling and CTkill */
728 struct iwl_mvm_tt_mgmt thermal_throttle;
729 s32 temperature; /* Celsius */
730 /*
731 * Debug option to set the NIC temperature. This option makes the
732 * driver think this is the actual NIC temperature, and ignore the
733 * real temperature that is received from the fw
734 */
735 bool temperature_test; /* Debug test temperature is enabled */
736
737 struct iwl_time_quota_cmd last_quota_cmd;
738
739 #ifdef CONFIG_NL80211_TESTMODE
740 u32 noa_duration;
741 struct ieee80211_vif *noa_vif;
742 #endif
743
744 /* Tx queues */
745 u8 aux_queue;
746 u8 first_agg_queue;
747 u8 last_agg_queue;
748
749 /* Indicate if device power save is allowed */
750 u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
751
752 struct ieee80211_vif __rcu *csa_vif;
753 struct ieee80211_vif __rcu *csa_tx_blocked_vif;
754 u8 csa_tx_block_bcn_timeout;
755
756 /* system time of last beacon (for AP/GO interface) */
757 u32 ap_last_beacon_gp2;
758
759 u8 low_latency_agg_frame_limit;
760
761 /* TDLS channel switch data */
762 struct {
763 struct delayed_work dwork;
764 enum iwl_mvm_tdls_cs_state state;
765
766 /*
767 * Current cs sta - might be different from periodic cs peer
768 * station. Value is meaningless when the cs-state is idle.
769 */
770 u8 cur_sta_id;
771
772 /* TDLS periodic channel-switch peer */
773 struct {
774 u8 sta_id;
775 u8 op_class;
776 bool initiator; /* are we the link initiator */
777 struct cfg80211_chan_def chandef;
778 struct sk_buff *skb; /* ch sw template */
779 u32 ch_sw_tm_ie;
780 } peer;
781 } tdls_cs;
782 };
783
784 /* Extract MVM priv from op_mode and _hw */
785 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \
786 ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
787
788 #define IWL_MAC80211_GET_MVM(_hw) \
789 IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
790
791 enum iwl_mvm_status {
792 IWL_MVM_STATUS_HW_RFKILL,
793 IWL_MVM_STATUS_HW_CTKILL,
794 IWL_MVM_STATUS_ROC_RUNNING,
795 IWL_MVM_STATUS_IN_HW_RESTART,
796 IWL_MVM_STATUS_IN_D0I3,
797 IWL_MVM_STATUS_ROC_AUX_RUNNING,
798 IWL_MVM_STATUS_D3_RECONFIG,
799 };
800
801 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
802 {
803 return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
804 test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
805 }
806
807 /* Must be called with rcu_read_lock() held and it can only be
808 * released when mvmsta is not needed anymore.
809 */
810 static inline struct iwl_mvm_sta *
811 iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id)
812 {
813 struct ieee80211_sta *sta;
814
815 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
816 return NULL;
817
818 sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
819
820 /* This can happen if the station has been removed right now */
821 if (IS_ERR_OR_NULL(sta))
822 return NULL;
823
824 return iwl_mvm_sta_from_mac80211(sta);
825 }
826
827 static inline struct iwl_mvm_sta *
828 iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
829 {
830 struct ieee80211_sta *sta;
831
832 if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
833 return NULL;
834
835 sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
836 lockdep_is_held(&mvm->mutex));
837
838 /* This can happen if the station has been removed right now */
839 if (IS_ERR_OR_NULL(sta))
840 return NULL;
841
842 return iwl_mvm_sta_from_mac80211(sta);
843 }
844
845 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
846 {
847 return mvm->trans->cfg->d0i3 &&
848 (mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
849 }
850
851 static inline bool iwl_mvm_is_dqa_supported(struct iwl_mvm *mvm)
852 {
853 return mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_DQA_SUPPORT;
854 }
855
856 extern const u8 iwl_mvm_ac_to_tx_fifo[];
857
858 struct iwl_rate_info {
859 u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */
860 u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */
861 u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */
862 u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */
863 u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */
864 };
865
866 void __iwl_mvm_mac_stop(struct iwl_mvm *mvm);
867 int __iwl_mvm_mac_start(struct iwl_mvm *mvm);
868
869 /******************
870 * MVM Methods
871 ******************/
872 /* uCode */
873 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
874
875 /* Utils */
876 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
877 enum ieee80211_band band);
878 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
879 enum ieee80211_band band,
880 struct ieee80211_tx_rate *r);
881 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
882 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
883 u8 first_antenna(u8 mask);
884 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
885
886 /* Tx / Host Commands */
887 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
888 struct iwl_host_cmd *cmd);
889 int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u8 id,
890 u32 flags, u16 len, const void *data);
891 int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
892 struct iwl_host_cmd *cmd,
893 u32 *status);
894 int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u8 id,
895 u16 len, const void *data,
896 u32 *status);
897 int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
898 struct ieee80211_sta *sta);
899 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
900 void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
901 struct iwl_tx_cmd *tx_cmd,
902 struct ieee80211_tx_info *info, u8 sta_id);
903 void iwl_mvm_set_tx_cmd_crypto(struct iwl_mvm *mvm,
904 struct ieee80211_tx_info *info,
905 struct iwl_tx_cmd *tx_cmd,
906 struct sk_buff *skb_frag);
907 void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd,
908 struct ieee80211_tx_info *info,
909 struct ieee80211_sta *sta, __le16 fc);
910 #ifdef CONFIG_IWLWIFI_DEBUG
911 const char *iwl_mvm_get_tx_fail_reason(u32 status);
912 #else
913 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
914 #endif
915 int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, bool sync);
916 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
917
918 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm)
919 {
920 flush_work(&mvm->async_handlers_wk);
921 }
922
923 /* Statistics */
924 int iwl_mvm_rx_reply_statistics(struct iwl_mvm *mvm,
925 struct iwl_rx_cmd_buffer *rxb,
926 struct iwl_device_cmd *cmd);
927 int iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
928 struct iwl_rx_cmd_buffer *rxb,
929 struct iwl_device_cmd *cmd);
930
931 /* NVM */
932 int iwl_nvm_init(struct iwl_mvm *mvm, bool read_nvm_from_nic);
933 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
934
935 int iwl_mvm_up(struct iwl_mvm *mvm);
936 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
937
938 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
939 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm,
940 struct iwl_bcast_filter_cmd *cmd);
941
942 /*
943 * FW notifications / CMD responses handlers
944 * Convention: iwl_mvm_rx_<NAME OF THE CMD>
945 */
946 int iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
947 struct iwl_device_cmd *cmd);
948 int iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
949 struct iwl_device_cmd *cmd);
950 int iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
951 struct iwl_device_cmd *cmd);
952 int iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
953 struct iwl_device_cmd *cmd);
954 int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
955 struct iwl_device_cmd *cmd);
956 int iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
957 struct iwl_rx_cmd_buffer *rxb,
958 struct iwl_device_cmd *cmd);
959 int iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
960 struct iwl_device_cmd *cmd);
961 int iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
962 struct iwl_rx_cmd_buffer *rxb,
963 struct iwl_device_cmd *cmd);
964 int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
965 struct iwl_device_cmd *cmd);
966
967 /* MVM PHY */
968 int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
969 struct cfg80211_chan_def *chandef,
970 u8 chains_static, u8 chains_dynamic);
971 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
972 struct cfg80211_chan_def *chandef,
973 u8 chains_static, u8 chains_dynamic);
974 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
975 struct iwl_mvm_phy_ctxt *ctxt);
976 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
977 struct iwl_mvm_phy_ctxt *ctxt);
978 int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm);
979 u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef);
980 u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef);
981
982 /* MAC (virtual interface) programming */
983 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
984 void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
985 int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
986 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
987 bool force_assoc_off, const u8 *bssid_override);
988 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
989 u32 iwl_mvm_mac_get_queues_mask(struct ieee80211_vif *vif);
990 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
991 struct ieee80211_vif *vif);
992 int iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
993 struct iwl_rx_cmd_buffer *rxb,
994 struct iwl_device_cmd *cmd);
995 int iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
996 struct iwl_rx_cmd_buffer *rxb,
997 struct iwl_device_cmd *cmd);
998 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
999 struct ieee80211_vif *vif);
1000 unsigned long iwl_mvm_get_used_hw_queues(struct iwl_mvm *mvm,
1001 struct ieee80211_vif *exclude_vif);
1002
1003 /* Bindings */
1004 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1005 int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1006
1007 /* Quota management */
1008 int iwl_mvm_update_quotas(struct iwl_mvm *mvm,
1009 struct ieee80211_vif *disabled_vif);
1010
1011 /* Scanning */
1012 int iwl_mvm_scan_size(struct iwl_mvm *mvm);
1013 int iwl_mvm_scan_request(struct iwl_mvm *mvm,
1014 struct ieee80211_vif *vif,
1015 struct cfg80211_scan_request *req);
1016 int iwl_mvm_rx_scan_response(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1017 struct iwl_device_cmd *cmd);
1018 int iwl_mvm_rx_scan_complete(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1019 struct iwl_device_cmd *cmd);
1020 int iwl_mvm_cancel_scan(struct iwl_mvm *mvm);
1021 int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm, bool is_sched_scan);
1022
1023 /* Scheduled scan */
1024 int iwl_mvm_rx_scan_offload_complete_notif(struct iwl_mvm *mvm,
1025 struct iwl_rx_cmd_buffer *rxb,
1026 struct iwl_device_cmd *cmd);
1027 int iwl_mvm_config_sched_scan(struct iwl_mvm *mvm,
1028 struct ieee80211_vif *vif,
1029 struct cfg80211_sched_scan_request *req,
1030 struct ieee80211_scan_ies *ies);
1031 int iwl_mvm_config_sched_scan_profiles(struct iwl_mvm *mvm,
1032 struct cfg80211_sched_scan_request *req);
1033 int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
1034 struct cfg80211_sched_scan_request *req);
1035 int iwl_mvm_scan_offload_start(struct iwl_mvm *mvm,
1036 struct ieee80211_vif *vif,
1037 struct cfg80211_sched_scan_request *req,
1038 struct ieee80211_scan_ies *ies);
1039 int iwl_mvm_scan_offload_stop(struct iwl_mvm *mvm, bool notify);
1040 int iwl_mvm_rx_scan_offload_results(struct iwl_mvm *mvm,
1041 struct iwl_rx_cmd_buffer *rxb,
1042 struct iwl_device_cmd *cmd);
1043
1044 /* Unified scan */
1045 int iwl_mvm_unified_scan_lmac(struct iwl_mvm *mvm,
1046 struct ieee80211_vif *vif,
1047 struct ieee80211_scan_request *req);
1048 int iwl_mvm_unified_sched_scan_lmac(struct iwl_mvm *mvm,
1049 struct ieee80211_vif *vif,
1050 struct cfg80211_sched_scan_request *req,
1051 struct ieee80211_scan_ies *ies);
1052
1053 /* UMAC scan */
1054 int iwl_mvm_config_scan(struct iwl_mvm *mvm);
1055 int iwl_mvm_scan_umac(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1056 struct ieee80211_scan_request *req);
1057 int iwl_mvm_sched_scan_umac(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1058 struct cfg80211_sched_scan_request *req,
1059 struct ieee80211_scan_ies *ies);
1060 int iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm,
1061 struct iwl_rx_cmd_buffer *rxb,
1062 struct iwl_device_cmd *cmd);
1063
1064 /* MVM debugfs */
1065 #ifdef CONFIG_IWLWIFI_DEBUGFS
1066 int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
1067 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1068 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1069 #else
1070 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
1071 struct dentry *dbgfs_dir)
1072 {
1073 return 0;
1074 }
1075 static inline void
1076 iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1077 {
1078 }
1079 static inline void
1080 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1081 {
1082 }
1083 #endif /* CONFIG_IWLWIFI_DEBUGFS */
1084
1085 /* rate scaling */
1086 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init);
1087 void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm,
1088 struct iwl_mvm_frame_stats *stats,
1089 u32 rate, bool agg);
1090 int rs_pretty_print_rate(char *buf, const u32 rate);
1091 void rs_update_last_rssi(struct iwl_mvm *mvm,
1092 struct iwl_lq_sta *lq_sta,
1093 struct ieee80211_rx_status *rx_status);
1094
1095 /* power management */
1096 int iwl_mvm_power_update_device(struct iwl_mvm *mvm);
1097 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm);
1098 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm);
1099 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1100 char *buf, int bufsz);
1101
1102 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1103 int iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
1104 struct iwl_rx_cmd_buffer *rxb,
1105 struct iwl_device_cmd *cmd);
1106
1107 #ifdef CONFIG_IWLWIFI_LEDS
1108 int iwl_mvm_leds_init(struct iwl_mvm *mvm);
1109 void iwl_mvm_leds_exit(struct iwl_mvm *mvm);
1110 #else
1111 static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm)
1112 {
1113 return 0;
1114 }
1115 static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm)
1116 {
1117 }
1118 #endif
1119
1120 /* D3 (WoWLAN, NetDetect) */
1121 int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
1122 int iwl_mvm_resume(struct ieee80211_hw *hw);
1123 void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
1124 void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
1125 struct ieee80211_vif *vif,
1126 struct cfg80211_gtk_rekey_data *data);
1127 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
1128 struct ieee80211_vif *vif,
1129 struct inet6_dev *idev);
1130 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
1131 struct ieee80211_vif *vif, int idx);
1132 extern const struct file_operations iwl_dbgfs_d3_test_ops;
1133 #ifdef CONFIG_PM_SLEEP
1134 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
1135 struct ieee80211_vif *vif);
1136 #else
1137 static inline void
1138 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
1139 {
1140 }
1141 #endif
1142 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta,
1143 struct iwl_wowlan_config_cmd_v2 *cmd);
1144 int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
1145 struct ieee80211_vif *vif,
1146 bool disable_offloading,
1147 u32 cmd_flags);
1148
1149 /* D0i3 */
1150 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1151 void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1152 int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type);
1153 bool iwl_mvm_ref_taken(struct iwl_mvm *mvm);
1154 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq);
1155 int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm);
1156
1157 /* BT Coex */
1158 int iwl_send_bt_init_conf(struct iwl_mvm *mvm);
1159 int iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
1160 struct iwl_rx_cmd_buffer *rxb,
1161 struct iwl_device_cmd *cmd);
1162 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1163 enum ieee80211_rssi_event rssi_event);
1164 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
1165 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
1166 struct ieee80211_sta *sta);
1167 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
1168 struct ieee80211_sta *sta);
1169 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant);
1170 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
1171 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
1172 enum ieee80211_band band);
1173 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
1174 struct ieee80211_tx_info *info, u8 ac);
1175
1176 bool iwl_mvm_bt_coex_is_ant_avail_old(struct iwl_mvm *mvm, u8 ant);
1177 bool iwl_mvm_bt_coex_is_shared_ant_avail_old(struct iwl_mvm *mvm);
1178 void iwl_mvm_bt_coex_vif_change_old(struct iwl_mvm *mvm);
1179 int iwl_send_bt_init_conf_old(struct iwl_mvm *mvm);
1180 int iwl_mvm_rx_bt_coex_notif_old(struct iwl_mvm *mvm,
1181 struct iwl_rx_cmd_buffer *rxb,
1182 struct iwl_device_cmd *cmd);
1183 void iwl_mvm_bt_rssi_event_old(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1184 enum ieee80211_rssi_event rssi_event);
1185 u16 iwl_mvm_coex_agg_time_limit_old(struct iwl_mvm *mvm,
1186 struct ieee80211_sta *sta);
1187 bool iwl_mvm_bt_coex_is_mimo_allowed_old(struct iwl_mvm *mvm,
1188 struct ieee80211_sta *sta);
1189 bool iwl_mvm_bt_coex_is_tpc_allowed_old(struct iwl_mvm *mvm,
1190 enum ieee80211_band band);
1191 int iwl_mvm_rx_ant_coupling_notif_old(struct iwl_mvm *mvm,
1192 struct iwl_rx_cmd_buffer *rxb,
1193 struct iwl_device_cmd *cmd);
1194
1195 enum iwl_bt_kill_msk {
1196 BT_KILL_MSK_DEFAULT,
1197 BT_KILL_MSK_NEVER,
1198 BT_KILL_MSK_ALWAYS,
1199 BT_KILL_MSK_MAX,
1200 };
1201
1202 extern const u8 iwl_bt_ack_kill_msk[BT_MAX_AG][BT_COEX_MAX_LUT];
1203 extern const u8 iwl_bt_cts_kill_msk[BT_MAX_AG][BT_COEX_MAX_LUT];
1204 extern const u32 iwl_bt_ctl_kill_msk[BT_KILL_MSK_MAX];
1205
1206 /* beacon filtering */
1207 #ifdef CONFIG_IWLWIFI_DEBUGFS
1208 void
1209 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1210 struct iwl_beacon_filter_cmd *cmd);
1211 #else
1212 static inline void
1213 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
1214 struct iwl_beacon_filter_cmd *cmd)
1215 {}
1216 #endif
1217 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
1218 struct ieee80211_vif *vif,
1219 bool enable, u32 flags);
1220 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
1221 struct ieee80211_vif *vif,
1222 u32 flags);
1223 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
1224 struct ieee80211_vif *vif,
1225 u32 flags);
1226 /* SMPS */
1227 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1228 enum iwl_mvm_smps_type_request req_type,
1229 enum ieee80211_smps_mode smps_request);
1230 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm);
1231
1232 /* Low latency */
1233 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1234 bool value);
1235 /* get SystemLowLatencyMode - only needed for beacon threshold? */
1236 bool iwl_mvm_low_latency(struct iwl_mvm *mvm);
1237 /* get VMACLowLatencyMode */
1238 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
1239 {
1240 /*
1241 * should this consider associated/active/... state?
1242 *
1243 * Normally low-latency should only be active on interfaces
1244 * that are active, but at least with debugfs it can also be
1245 * enabled on interfaces that aren't active. However, when
1246 * interface aren't active then they aren't added into the
1247 * binding, so this has no real impact. For now, just return
1248 * the current desired low-latency state.
1249 */
1250
1251 return mvmvif->low_latency;
1252 }
1253
1254 /* hw scheduler queue config */
1255 void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, u16 ssn,
1256 const struct iwl_trans_txq_scd_cfg *cfg);
1257 void iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue);
1258
1259 static inline void iwl_mvm_enable_ac_txq(struct iwl_mvm *mvm, int queue,
1260 u8 fifo)
1261 {
1262 struct iwl_trans_txq_scd_cfg cfg = {
1263 .fifo = fifo,
1264 .tid = IWL_MAX_TID_COUNT,
1265 .aggregate = false,
1266 .frame_limit = IWL_FRAME_LIMIT,
1267 };
1268
1269 iwl_mvm_enable_txq(mvm, queue, 0, &cfg);
1270 }
1271
1272 static inline void iwl_mvm_enable_agg_txq(struct iwl_mvm *mvm, int queue,
1273 int fifo, int sta_id, int tid,
1274 int frame_limit, u16 ssn)
1275 {
1276 struct iwl_trans_txq_scd_cfg cfg = {
1277 .fifo = fifo,
1278 .sta_id = sta_id,
1279 .tid = tid,
1280 .frame_limit = frame_limit,
1281 .aggregate = true,
1282 };
1283
1284 iwl_mvm_enable_txq(mvm, queue, ssn, &cfg);
1285 }
1286
1287 /* Assoc status */
1288 bool iwl_mvm_is_idle(struct iwl_mvm *mvm);
1289
1290 /* Thermal management and CT-kill */
1291 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
1292 void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp);
1293 int iwl_mvm_temp_notif(struct iwl_mvm *mvm,
1294 struct iwl_rx_cmd_buffer *rxb,
1295 struct iwl_device_cmd *cmd);
1296 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
1297 void iwl_mvm_tt_initialize(struct iwl_mvm *mvm, u32 min_backoff);
1298 void iwl_mvm_tt_exit(struct iwl_mvm *mvm);
1299 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
1300 int iwl_mvm_get_temp(struct iwl_mvm *mvm);
1301
1302 /* smart fifo */
1303 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1304 bool added_vif);
1305
1306 /* TDLS */
1307
1308 /*
1309 * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present.
1310 * This TID is marked as used vs the AP and all connected TDLS peers.
1311 */
1312 #define IWL_MVM_TDLS_FW_TID 4
1313
1314 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
1315 void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm);
1316 void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1317 bool sta_added);
1318 void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
1319 struct ieee80211_vif *vif);
1320 int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw,
1321 struct ieee80211_vif *vif,
1322 struct ieee80211_sta *sta, u8 oper_class,
1323 struct cfg80211_chan_def *chandef,
1324 struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie);
1325 void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw,
1326 struct ieee80211_vif *vif,
1327 struct ieee80211_tdls_ch_sw_params *params);
1328 void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw,
1329 struct ieee80211_vif *vif,
1330 struct ieee80211_sta *sta);
1331 int iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
1332 struct iwl_device_cmd *cmd);
1333 void iwl_mvm_tdls_ch_switch_work(struct work_struct *work);
1334
1335 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm);
1336
1337 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
1338 void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm);
1339
1340 #endif /* __IWL_MVM_H__ */
Linux kernel - Deliverables
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