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12#ifndef IEEE80211_I_H
13#define IEEE80211_I_H
14
15#include <linux/kernel.h>
16#include <linux/device.h>
17#include <linux/if_ether.h>
18#include <linux/interrupt.h>
19#include <linux/list.h>
20#include <linux/netdevice.h>
21#include <linux/skbuff.h>
22#include <linux/workqueue.h>
23#include <linux/types.h>
24#include <linux/spinlock.h>
25#include <linux/etherdevice.h>
26#include <linux/leds.h>
27#include <linux/idr.h>
28#include <net/ieee80211_radiotap.h>
29#include <net/cfg80211.h>
30#include <net/mac80211.h>
31#include "key.h"
32#include "sta_info.h"
33#include "debug.h"
34
35struct ieee80211_local;
36
37
38
39#define AP_MAX_BC_BUFFER 128
40
41
42
43
44#define TOTAL_MAX_TX_BUFFER 512
45
46
47#define IEEE80211_ENCRYPT_HEADROOM 8
48#define IEEE80211_ENCRYPT_TAILROOM 18
49
50
51
52
53
54#define IEEE80211_FRAGMENT_MAX 4
55
56#define TU_TO_JIFFIES(x) (usecs_to_jiffies((x) * 1024))
57#define TU_TO_EXP_TIME(x) (jiffies + TU_TO_JIFFIES(x))
58
59
60#define IEEE80211_UNSET_POWER_LEVEL INT_MIN
61
62
63
64
65
66
67
68#define IEEE80211_DEFAULT_UAPSD_QUEUES \
69 IEEE80211_WMM_IE_STA_QOSINFO_AC_VO
70
71#define IEEE80211_DEFAULT_MAX_SP_LEN \
72 IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL
73
74#define IEEE80211_DEAUTH_FRAME_LEN (24 + 2 )
75
76struct ieee80211_fragment_entry {
77 unsigned long first_frag_time;
78 unsigned int seq;
79 unsigned int rx_queue;
80 unsigned int last_frag;
81 unsigned int extra_len;
82 struct sk_buff_head skb_list;
83 int ccmp;
84 u8 last_pn[6];
85};
86
87
88struct ieee80211_bss {
89 u32 device_ts_beacon, device_ts_presp;
90
91 bool wmm_used;
92 bool uapsd_supported;
93
94#define IEEE80211_MAX_SUPP_RATES 32
95 u8 supp_rates[IEEE80211_MAX_SUPP_RATES];
96 size_t supp_rates_len;
97
98
99
100
101
102
103
104 bool has_erp_value;
105 u8 erp_value;
106
107
108 u8 corrupt_data;
109
110
111 u8 valid_data;
112};
113
114
115
116
117
118
119
120
121
122enum ieee80211_bss_corrupt_data_flags {
123 IEEE80211_BSS_CORRUPT_BEACON = BIT(0),
124 IEEE80211_BSS_CORRUPT_PROBE_RESP = BIT(1)
125};
126
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135
136
137
138enum ieee80211_bss_valid_data_flags {
139 IEEE80211_BSS_VALID_WMM = BIT(1),
140 IEEE80211_BSS_VALID_RATES = BIT(2),
141 IEEE80211_BSS_VALID_ERP = BIT(3)
142};
143
144typedef unsigned __bitwise__ ieee80211_tx_result;
145#define TX_CONTINUE ((__force ieee80211_tx_result) 0u)
146#define TX_DROP ((__force ieee80211_tx_result) 1u)
147#define TX_QUEUED ((__force ieee80211_tx_result) 2u)
148
149#define IEEE80211_TX_UNICAST BIT(1)
150#define IEEE80211_TX_PS_BUFFERED BIT(2)
151
152struct ieee80211_tx_data {
153 struct sk_buff *skb;
154 struct sk_buff_head skbs;
155 struct ieee80211_local *local;
156 struct ieee80211_sub_if_data *sdata;
157 struct sta_info *sta;
158 struct ieee80211_key *key;
159
160 unsigned int flags;
161};
162
163
164typedef unsigned __bitwise__ ieee80211_rx_result;
165#define RX_CONTINUE ((__force ieee80211_rx_result) 0u)
166#define RX_DROP_UNUSABLE ((__force ieee80211_rx_result) 1u)
167#define RX_DROP_MONITOR ((__force ieee80211_rx_result) 2u)
168#define RX_QUEUED ((__force ieee80211_rx_result) 3u)
169
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181
182enum ieee80211_packet_rx_flags {
183 IEEE80211_RX_RA_MATCH = BIT(1),
184 IEEE80211_RX_FRAGMENTED = BIT(2),
185 IEEE80211_RX_AMSDU = BIT(3),
186 IEEE80211_RX_MALFORMED_ACTION_FRM = BIT(4),
187 IEEE80211_RX_DEFERRED_RELEASE = BIT(5),
188};
189
190
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197
198
199
200enum ieee80211_rx_flags {
201 IEEE80211_RX_CMNTR = BIT(0),
202 IEEE80211_RX_BEACON_REPORTED = BIT(1),
203};
204
205struct ieee80211_rx_data {
206 struct sk_buff *skb;
207 struct ieee80211_local *local;
208 struct ieee80211_sub_if_data *sdata;
209 struct sta_info *sta;
210 struct ieee80211_key *key;
211
212 unsigned int flags;
213
214
215
216
217
218
219 int seqno_idx;
220
221
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225
226
227 int security_idx;
228
229 u32 tkip_iv32;
230 u16 tkip_iv16;
231};
232
233struct beacon_data {
234 u8 *head, *tail;
235 int head_len, tail_len;
236 struct rcu_head rcu_head;
237};
238
239struct probe_resp {
240 struct rcu_head rcu_head;
241 int len;
242 u8 data[0];
243};
244
245struct ps_data {
246
247
248
249 u8 tim[sizeof(unsigned long) * BITS_TO_LONGS(IEEE80211_MAX_AID + 1)];
250 struct sk_buff_head bc_buf;
251 atomic_t num_sta_ps;
252 int dtim_count;
253 bool dtim_bc_mc;
254};
255
256struct ieee80211_if_ap {
257 struct beacon_data __rcu *beacon;
258 struct probe_resp __rcu *probe_resp;
259
260 struct list_head vlans;
261
262 struct ps_data ps;
263 atomic_t num_mcast_sta;
264};
265
266struct ieee80211_if_wds {
267 struct sta_info *sta;
268 u8 remote_addr[ETH_ALEN];
269};
270
271struct ieee80211_if_vlan {
272 struct list_head list;
273
274
275 struct sta_info __rcu *sta;
276};
277
278struct mesh_stats {
279 __u32 fwded_mcast;
280 __u32 fwded_unicast;
281 __u32 fwded_frames;
282 __u32 dropped_frames_ttl;
283 __u32 dropped_frames_no_route;
284 __u32 dropped_frames_congestion;
285};
286
287#define PREQ_Q_F_START 0x1
288#define PREQ_Q_F_REFRESH 0x2
289struct mesh_preq_queue {
290 struct list_head list;
291 u8 dst[ETH_ALEN];
292 u8 flags;
293};
294
295#if HZ/100 == 0
296#define IEEE80211_ROC_MIN_LEFT 1
297#else
298#define IEEE80211_ROC_MIN_LEFT (HZ/100)
299#endif
300
301struct ieee80211_roc_work {
302 struct list_head list;
303 struct list_head dependents;
304
305 struct delayed_work work;
306
307 struct ieee80211_sub_if_data *sdata;
308
309 struct ieee80211_channel *chan;
310
311 bool started, abort, hw_begun, notified;
312 bool to_be_freed;
313
314 unsigned long hw_start_time;
315
316 u32 duration, req_duration;
317 struct sk_buff *frame;
318 u64 cookie, mgmt_tx_cookie;
319};
320
321
322enum ieee80211_sta_flags {
323 IEEE80211_STA_BEACON_POLL = BIT(0),
324 IEEE80211_STA_CONNECTION_POLL = BIT(1),
325 IEEE80211_STA_CONTROL_PORT = BIT(2),
326 IEEE80211_STA_DISABLE_HT = BIT(4),
327 IEEE80211_STA_CSA_RECEIVED = BIT(5),
328 IEEE80211_STA_MFP_ENABLED = BIT(6),
329 IEEE80211_STA_UAPSD_ENABLED = BIT(7),
330 IEEE80211_STA_NULLFUNC_ACKED = BIT(8),
331 IEEE80211_STA_RESET_SIGNAL_AVE = BIT(9),
332 IEEE80211_STA_DISABLE_40MHZ = BIT(10),
333 IEEE80211_STA_DISABLE_VHT = BIT(11),
334 IEEE80211_STA_DISABLE_80P80MHZ = BIT(12),
335 IEEE80211_STA_DISABLE_160MHZ = BIT(13),
336};
337
338struct ieee80211_mgd_auth_data {
339 struct cfg80211_bss *bss;
340 unsigned long timeout;
341 int tries;
342 u16 algorithm, expected_transaction;
343
344 u8 key[WLAN_KEY_LEN_WEP104];
345 u8 key_len, key_idx;
346 bool done;
347 bool timeout_started;
348
349 u16 sae_trans, sae_status;
350 size_t data_len;
351 u8 data[];
352};
353
354struct ieee80211_mgd_assoc_data {
355 struct cfg80211_bss *bss;
356 const u8 *supp_rates;
357
358 unsigned long timeout;
359 int tries;
360
361 u16 capability;
362 u8 prev_bssid[ETH_ALEN];
363 u8 ssid[IEEE80211_MAX_SSID_LEN];
364 u8 ssid_len;
365 u8 supp_rates_len;
366 bool wmm, uapsd;
367 bool have_beacon, need_beacon;
368 bool synced;
369 bool timeout_started;
370
371 u8 ap_ht_param;
372
373 struct ieee80211_vht_cap ap_vht_cap;
374
375 size_t ie_len;
376 u8 ie[];
377};
378
379struct ieee80211_if_managed {
380 struct timer_list timer;
381 struct timer_list conn_mon_timer;
382 struct timer_list bcn_mon_timer;
383 struct timer_list chswitch_timer;
384 struct work_struct monitor_work;
385 struct work_struct chswitch_work;
386 struct work_struct beacon_connection_loss_work;
387 struct work_struct csa_connection_drop_work;
388
389 unsigned long beacon_timeout;
390 unsigned long probe_timeout;
391 int probe_send_count;
392 bool nullfunc_failed;
393 bool connection_loss;
394
395 struct mutex mtx;
396 struct cfg80211_bss *associated;
397 struct ieee80211_mgd_auth_data *auth_data;
398 struct ieee80211_mgd_assoc_data *assoc_data;
399
400 u8 bssid[ETH_ALEN];
401
402 u16 aid;
403
404 unsigned long timers_running;
405 bool powersave;
406 bool broken_ap;
407 u8 dtim_period;
408 enum ieee80211_smps_mode req_smps,
409 driver_smps_mode;
410
411 struct work_struct request_smps_work;
412
413 unsigned int flags;
414
415 bool beacon_crc_valid;
416 u32 beacon_crc;
417
418 bool status_acked;
419 bool status_received;
420 __le16 status_fc;
421
422 enum {
423 IEEE80211_MFP_DISABLED,
424 IEEE80211_MFP_OPTIONAL,
425 IEEE80211_MFP_REQUIRED
426 } mfp;
427
428
429
430
431
432
433 unsigned int uapsd_queues;
434
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437
438
439
440 unsigned int uapsd_max_sp_len;
441
442 int wmm_last_param_set;
443
444 u8 use_4addr;
445
446 u8 p2p_noa_index;
447
448
449 int last_beacon_signal;
450
451
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454
455
456
457 int ave_beacon_signal;
458
459
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461
462
463
464 unsigned int count_beacon_signal;
465
466
467
468
469
470
471 int last_cqm_event_signal;
472
473
474
475
476
477
478 int rssi_min_thold, rssi_max_thold;
479 int last_ave_beacon_signal;
480
481 struct ieee80211_ht_cap ht_capa;
482 struct ieee80211_ht_cap ht_capa_mask;
483};
484
485struct ieee80211_if_ibss {
486 struct timer_list timer;
487
488 struct mutex mtx;
489
490 unsigned long last_scan_completed;
491
492 u32 basic_rates;
493
494 bool timer_running;
495
496 bool fixed_bssid;
497 bool fixed_channel;
498 bool privacy;
499
500 bool control_port;
501 unsigned int auth_frame_registrations;
502
503 u8 bssid[ETH_ALEN] __aligned(2);
504 u8 ssid[IEEE80211_MAX_SSID_LEN];
505 u8 ssid_len, ie_len;
506 u8 *ie;
507 struct ieee80211_channel *channel;
508 enum nl80211_channel_type channel_type;
509
510 unsigned long ibss_join_req;
511
512 struct sk_buff __rcu *presp;
513 struct sk_buff *skb;
514
515 spinlock_t incomplete_lock;
516 struct list_head incomplete_stations;
517
518 enum {
519 IEEE80211_IBSS_MLME_SEARCH,
520 IEEE80211_IBSS_MLME_JOINED,
521 } state;
522};
523
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527
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530
531struct ieee802_11_elems;
532struct ieee80211_mesh_sync_ops {
533 void (*rx_bcn_presp)(struct ieee80211_sub_if_data *sdata,
534 u16 stype,
535 struct ieee80211_mgmt *mgmt,
536 struct ieee802_11_elems *elems,
537 struct ieee80211_rx_status *rx_status);
538 void (*adjust_tbtt)(struct ieee80211_sub_if_data *sdata);
539
540};
541
542struct ieee80211_if_mesh {
543 struct timer_list housekeeping_timer;
544 struct timer_list mesh_path_timer;
545 struct timer_list mesh_path_root_timer;
546
547 unsigned long timers_running;
548
549 unsigned long wrkq_flags;
550
551 u8 mesh_id[IEEE80211_MAX_MESH_ID_LEN];
552 size_t mesh_id_len;
553
554 u8 mesh_pp_id;
555
556 u8 mesh_pm_id;
557
558 u8 mesh_cc_id;
559
560 u8 mesh_sp_id;
561
562 u8 mesh_auth_id;
563
564 u32 sn;
565
566 u32 preq_id;
567 atomic_t mpaths;
568
569 unsigned long last_sn_update;
570
571 unsigned long next_perr;
572
573 unsigned long last_preq;
574 struct mesh_rmc *rmc;
575 spinlock_t mesh_preq_queue_lock;
576 struct mesh_preq_queue preq_queue;
577 int preq_queue_len;
578 struct mesh_stats mshstats;
579 struct mesh_config mshcfg;
580 atomic_t estab_plinks;
581 u32 mesh_seqnum;
582 bool accepting_plinks;
583 int num_gates;
584 struct beacon_data __rcu *beacon;
585
586 struct mutex mtx;
587 const u8 *ie;
588 u8 ie_len;
589 enum {
590 IEEE80211_MESH_SEC_NONE = 0x0,
591 IEEE80211_MESH_SEC_AUTHED = 0x1,
592 IEEE80211_MESH_SEC_SECURED = 0x2,
593 } security;
594
595 const struct ieee80211_mesh_sync_ops *sync_ops;
596 s64 sync_offset_clockdrift_max;
597 spinlock_t sync_offset_lock;
598 bool adjusting_tbtt;
599
600 enum nl80211_mesh_power_mode nonpeer_pm;
601 int ps_peers_light_sleep;
602 int ps_peers_deep_sleep;
603 struct ps_data ps;
604};
605
606#ifdef CONFIG_MAC80211_MESH
607#define IEEE80211_IFSTA_MESH_CTR_INC(msh, name) \
608 do { (msh)->mshstats.name++; } while (0)
609#else
610#define IEEE80211_IFSTA_MESH_CTR_INC(msh, name) \
611 do { } while (0)
612#endif
613
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624
625
626enum ieee80211_sub_if_data_flags {
627 IEEE80211_SDATA_ALLMULTI = BIT(0),
628 IEEE80211_SDATA_PROMISC = BIT(1),
629 IEEE80211_SDATA_OPERATING_GMODE = BIT(2),
630 IEEE80211_SDATA_DONT_BRIDGE_PACKETS = BIT(3),
631 IEEE80211_SDATA_DISCONNECT_RESUME = BIT(4),
632 IEEE80211_SDATA_IN_DRIVER = BIT(5),
633};
634
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643
644
645enum ieee80211_sdata_state_bits {
646 SDATA_STATE_RUNNING,
647 SDATA_STATE_OFFCHANNEL,
648 SDATA_STATE_OFFCHANNEL_BEACON_STOPPED,
649};
650
651
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658
659
660enum ieee80211_chanctx_mode {
661 IEEE80211_CHANCTX_SHARED,
662 IEEE80211_CHANCTX_EXCLUSIVE
663};
664
665struct ieee80211_chanctx {
666 struct list_head list;
667 struct rcu_head rcu_head;
668
669 enum ieee80211_chanctx_mode mode;
670 int refcount;
671 bool driver_present;
672
673 struct ieee80211_chanctx_conf conf;
674};
675
676struct ieee80211_sub_if_data {
677 struct list_head list;
678
679 struct wireless_dev wdev;
680
681
682 struct list_head key_list;
683
684
685 int crypto_tx_tailroom_needed_cnt;
686
687 struct net_device *dev;
688 struct ieee80211_local *local;
689
690 unsigned int flags;
691
692 unsigned long state;
693
694 int drop_unencrypted;
695
696 char name[IFNAMSIZ];
697
698
699 struct ieee80211_fragment_entry fragments[IEEE80211_FRAGMENT_MAX];
700 unsigned int fragment_next;
701
702
703 u16 noack_map;
704
705
706 u8 wmm_acm;
707
708 struct ieee80211_key __rcu *keys[NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS];
709 struct ieee80211_key __rcu *default_unicast_key;
710 struct ieee80211_key __rcu *default_multicast_key;
711 struct ieee80211_key __rcu *default_mgmt_key;
712
713 u16 sequence_number;
714 __be16 control_port_protocol;
715 bool control_port_no_encrypt;
716
717 struct ieee80211_tx_queue_params tx_conf[IEEE80211_NUM_ACS];
718
719
720 struct work_struct recalc_smps;
721
722 struct work_struct work;
723 struct sk_buff_head skb_queue;
724
725 u8 needed_rx_chains;
726 enum ieee80211_smps_mode smps_mode;
727
728 int user_power_level;
729 int ap_power_level;
730
731 bool radar_required;
732 struct delayed_work dfs_cac_timer_work;
733
734
735
736
737
738
739 struct ieee80211_if_ap *bss;
740
741
742 u32 rc_rateidx_mask[IEEE80211_NUM_BANDS];
743 u8 rc_rateidx_mcs_mask[IEEE80211_NUM_BANDS][IEEE80211_HT_MCS_MASK_LEN];
744
745 union {
746 struct ieee80211_if_ap ap;
747 struct ieee80211_if_wds wds;
748 struct ieee80211_if_vlan vlan;
749 struct ieee80211_if_managed mgd;
750 struct ieee80211_if_ibss ibss;
751 struct ieee80211_if_mesh mesh;
752 u32 mntr_flags;
753 } u;
754
755 spinlock_t cleanup_stations_lock;
756 struct list_head cleanup_stations;
757 struct work_struct cleanup_stations_wk;
758
759#ifdef CONFIG_MAC80211_DEBUGFS
760 struct {
761 struct dentry *dir;
762 struct dentry *subdir_stations;
763 struct dentry *default_unicast_key;
764 struct dentry *default_multicast_key;
765 struct dentry *default_mgmt_key;
766 } debugfs;
767#endif
768
769#ifdef CONFIG_PM
770 struct ieee80211_bss_conf suspend_bss_conf;
771#endif
772
773
774 struct ieee80211_vif vif;
775};
776
777static inline
778struct ieee80211_sub_if_data *vif_to_sdata(struct ieee80211_vif *p)
779{
780 return container_of(p, struct ieee80211_sub_if_data, vif);
781}
782
783static inline enum ieee80211_band
784ieee80211_get_sdata_band(struct ieee80211_sub_if_data *sdata)
785{
786 enum ieee80211_band band = IEEE80211_BAND_2GHZ;
787 struct ieee80211_chanctx_conf *chanctx_conf;
788
789 rcu_read_lock();
790 chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
791 if (!WARN_ON(!chanctx_conf))
792 band = chanctx_conf->def.chan->band;
793 rcu_read_unlock();
794
795 return band;
796}
797
798enum sdata_queue_type {
799 IEEE80211_SDATA_QUEUE_TYPE_FRAME = 0,
800 IEEE80211_SDATA_QUEUE_AGG_START = 1,
801 IEEE80211_SDATA_QUEUE_AGG_STOP = 2,
802};
803
804enum {
805 IEEE80211_RX_MSG = 1,
806 IEEE80211_TX_STATUS_MSG = 2,
807 IEEE80211_EOSP_MSG = 3,
808};
809
810struct skb_eosp_msg_data {
811 u8 sta[ETH_ALEN], iface[ETH_ALEN];
812};
813
814enum queue_stop_reason {
815 IEEE80211_QUEUE_STOP_REASON_DRIVER,
816 IEEE80211_QUEUE_STOP_REASON_PS,
817 IEEE80211_QUEUE_STOP_REASON_CSA,
818 IEEE80211_QUEUE_STOP_REASON_AGGREGATION,
819 IEEE80211_QUEUE_STOP_REASON_SUSPEND,
820 IEEE80211_QUEUE_STOP_REASON_SKB_ADD,
821 IEEE80211_QUEUE_STOP_REASON_OFFCHANNEL,
822};
823
824#ifdef CONFIG_MAC80211_LEDS
825struct tpt_led_trigger {
826 struct led_trigger trig;
827 char name[32];
828 const struct ieee80211_tpt_blink *blink_table;
829 unsigned int blink_table_len;
830 struct timer_list timer;
831 unsigned long prev_traffic;
832 unsigned long tx_bytes, rx_bytes;
833 unsigned int active, want;
834 bool running;
835};
836#endif
837
838
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850
851
852enum {
853 SCAN_SW_SCANNING,
854 SCAN_HW_SCANNING,
855 SCAN_ONCHANNEL_SCANNING,
856 SCAN_COMPLETED,
857 SCAN_ABORTED,
858};
859
860
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871
872
873enum mac80211_scan_state {
874 SCAN_DECISION,
875 SCAN_SET_CHANNEL,
876 SCAN_SEND_PROBE,
877 SCAN_SUSPEND,
878 SCAN_RESUME,
879 SCAN_ABORT,
880};
881
882struct ieee80211_local {
883
884
885
886 struct ieee80211_hw hw;
887
888 const struct ieee80211_ops *ops;
889
890
891
892
893
894 struct workqueue_struct *workqueue;
895
896 unsigned long queue_stop_reasons[IEEE80211_MAX_QUEUES];
897
898 spinlock_t queue_stop_reason_lock;
899
900 int open_count;
901 int monitors, cooked_mntrs;
902
903 int fif_fcsfail, fif_plcpfail, fif_control, fif_other_bss, fif_pspoll,
904 fif_probe_req;
905 int probe_req_reg;
906 unsigned int filter_flags;
907
908 bool wiphy_ciphers_allocated;
909
910 bool use_chanctx;
911
912
913 spinlock_t filter_lock;
914
915
916 struct work_struct reconfig_filter;
917
918
919 struct netdev_hw_addr_list mc_list;
920
921 bool tim_in_locked_section;
922
923
924
925
926
927
928
929 bool suspended;
930
931
932
933
934
935
936
937 bool resuming;
938
939
940
941
942
943 bool quiescing;
944
945
946 bool started;
947
948
949 bool in_reconfig;
950
951
952 bool wowlan;
953
954
955 bool radar_detect_enabled;
956 struct work_struct radar_detected_work;
957
958
959 u8 rx_chains;
960
961 int tx_headroom;
962
963
964
965
966
967#define IEEE80211_IRQSAFE_QUEUE_LIMIT 128
968 struct tasklet_struct tasklet;
969 struct sk_buff_head skb_queue;
970 struct sk_buff_head skb_queue_unreliable;
971
972 spinlock_t rx_path_lock;
973
974
975
976
977
978
979 struct mutex sta_mtx;
980 spinlock_t tim_lock;
981 unsigned long num_sta;
982 struct list_head sta_list;
983 struct sta_info __rcu *sta_hash[STA_HASH_SIZE];
984 struct timer_list sta_cleanup;
985 int sta_generation;
986
987 struct sk_buff_head pending[IEEE80211_MAX_QUEUES];
988 struct tasklet_struct tx_pending_tasklet;
989
990 atomic_t agg_queue_stop[IEEE80211_MAX_QUEUES];
991
992
993 atomic_t iff_allmultis, iff_promiscs;
994
995 struct rate_control_ref *rate_ctrl;
996
997 struct crypto_cipher *wep_tx_tfm;
998 struct crypto_cipher *wep_rx_tfm;
999 u32 wep_iv;
1000
1001
1002 struct list_head interfaces;
1003 struct mutex iflist_mtx;
1004
1005
1006
1007
1008
1009 struct mutex key_mtx;
1010
1011
1012 struct mutex mtx;
1013
1014
1015 unsigned long scanning;
1016 struct cfg80211_ssid scan_ssid;
1017 struct cfg80211_scan_request *int_scan_req;
1018 struct cfg80211_scan_request *scan_req, *hw_scan_req;
1019 struct ieee80211_channel *scan_channel;
1020 enum ieee80211_band hw_scan_band;
1021 int scan_channel_idx;
1022 int scan_ies_len;
1023 int hw_scan_ies_bufsize;
1024
1025 struct work_struct sched_scan_stopped_work;
1026 struct ieee80211_sub_if_data __rcu *sched_scan_sdata;
1027
1028 unsigned long leave_oper_channel_time;
1029 enum mac80211_scan_state next_scan_state;
1030 struct delayed_work scan_work;
1031 struct ieee80211_sub_if_data __rcu *scan_sdata;
1032 struct ieee80211_channel *csa_channel;
1033
1034 struct ieee80211_channel *_oper_channel;
1035 enum nl80211_channel_type _oper_channel_type;
1036
1037
1038 struct ieee80211_channel *tmp_channel;
1039
1040
1041 struct list_head chanctx_list;
1042 struct mutex chanctx_mtx;
1043
1044
1045
1046 u32 dot11TransmittedFragmentCount;
1047 u32 dot11MulticastTransmittedFrameCount;
1048 u32 dot11FailedCount;
1049 u32 dot11RetryCount;
1050 u32 dot11MultipleRetryCount;
1051 u32 dot11FrameDuplicateCount;
1052 u32 dot11ReceivedFragmentCount;
1053 u32 dot11MulticastReceivedFrameCount;
1054 u32 dot11TransmittedFrameCount;
1055
1056#ifdef CONFIG_MAC80211_LEDS
1057 int tx_led_counter, rx_led_counter;
1058 struct led_trigger *tx_led, *rx_led, *assoc_led, *radio_led;
1059 struct tpt_led_trigger *tpt_led_trigger;
1060 char tx_led_name[32], rx_led_name[32],
1061 assoc_led_name[32], radio_led_name[32];
1062#endif
1063
1064#ifdef CONFIG_MAC80211_DEBUG_COUNTERS
1065
1066 unsigned int tx_handlers_drop;
1067 unsigned int tx_handlers_queued;
1068 unsigned int tx_handlers_drop_unencrypted;
1069 unsigned int tx_handlers_drop_fragment;
1070 unsigned int tx_handlers_drop_wep;
1071 unsigned int tx_handlers_drop_not_assoc;
1072 unsigned int tx_handlers_drop_unauth_port;
1073 unsigned int rx_handlers_drop;
1074 unsigned int rx_handlers_queued;
1075 unsigned int rx_handlers_drop_nullfunc;
1076 unsigned int rx_handlers_drop_defrag;
1077 unsigned int rx_handlers_drop_short;
1078 unsigned int tx_expand_skb_head;
1079 unsigned int tx_expand_skb_head_cloned;
1080 unsigned int rx_expand_skb_head;
1081 unsigned int rx_expand_skb_head2;
1082 unsigned int rx_handlers_fragments;
1083 unsigned int tx_status_drop;
1084#define I802_DEBUG_INC(c) (c)++
1085#else
1086#define I802_DEBUG_INC(c) do { } while (0)
1087#endif
1088
1089
1090 int total_ps_buffered;
1091
1092
1093
1094 bool pspolling;
1095 bool offchannel_ps_enabled;
1096
1097
1098
1099
1100 struct ieee80211_sub_if_data *ps_sdata;
1101 struct work_struct dynamic_ps_enable_work;
1102 struct work_struct dynamic_ps_disable_work;
1103 struct timer_list dynamic_ps_timer;
1104 struct notifier_block network_latency_notifier;
1105 struct notifier_block ifa_notifier;
1106 struct notifier_block ifa6_notifier;
1107
1108
1109
1110
1111
1112 int dynamic_ps_forced_timeout;
1113
1114 int user_power_level;
1115
1116 enum ieee80211_smps_mode smps_mode;
1117
1118 struct work_struct restart_work;
1119
1120#ifdef CONFIG_MAC80211_DEBUGFS
1121 struct local_debugfsdentries {
1122 struct dentry *rcdir;
1123 struct dentry *keys;
1124 } debugfs;
1125#endif
1126
1127
1128
1129
1130 struct list_head roc_list;
1131 struct work_struct hw_roc_start, hw_roc_done;
1132 unsigned long hw_roc_start_time;
1133 u64 roc_cookie_counter;
1134
1135 struct idr ack_status_frames;
1136 spinlock_t ack_status_lock;
1137
1138 struct ieee80211_sub_if_data __rcu *p2p_sdata;
1139
1140
1141 struct net_device napi_dev;
1142
1143 struct napi_struct napi;
1144
1145
1146 struct ieee80211_sub_if_data __rcu *monitor_sdata;
1147 struct cfg80211_chan_def monitor_chandef;
1148};
1149
1150static inline struct ieee80211_sub_if_data *
1151IEEE80211_DEV_TO_SUB_IF(struct net_device *dev)
1152{
1153 return netdev_priv(dev);
1154}
1155
1156static inline struct ieee80211_sub_if_data *
1157IEEE80211_WDEV_TO_SUB_IF(struct wireless_dev *wdev)
1158{
1159 return container_of(wdev, struct ieee80211_sub_if_data, wdev);
1160}
1161
1162
1163struct ieee80211_ra_tid {
1164 u8 ra[ETH_ALEN];
1165 u16 tid;
1166};
1167
1168
1169struct ieee802_11_elems {
1170 const u8 *ie_start;
1171 size_t total_len;
1172
1173
1174 const u8 *ssid;
1175 const u8 *supp_rates;
1176 const u8 *fh_params;
1177 const u8 *ds_params;
1178 const u8 *cf_params;
1179 const struct ieee80211_tim_ie *tim;
1180 const u8 *ibss_params;
1181 const u8 *challenge;
1182 const u8 *rsn;
1183 const u8 *erp_info;
1184 const u8 *ext_supp_rates;
1185 const u8 *wmm_info;
1186 const u8 *wmm_param;
1187 const struct ieee80211_ht_cap *ht_cap_elem;
1188 const struct ieee80211_ht_operation *ht_operation;
1189 const struct ieee80211_vht_cap *vht_cap_elem;
1190 const struct ieee80211_vht_operation *vht_operation;
1191 const struct ieee80211_meshconf_ie *mesh_config;
1192 const u8 *mesh_id;
1193 const u8 *peering;
1194 const __le16 *awake_window;
1195 const u8 *preq;
1196 const u8 *prep;
1197 const u8 *perr;
1198 const struct ieee80211_rann_ie *rann;
1199 const struct ieee80211_channel_sw_ie *ch_switch_ie;
1200 const u8 *country_elem;
1201 const u8 *pwr_constr_elem;
1202 const u8 *quiet_elem;
1203 const u8 *timeout_int;
1204 const u8 *opmode_notif;
1205
1206
1207 u8 ssid_len;
1208 u8 supp_rates_len;
1209 u8 fh_params_len;
1210 u8 ds_params_len;
1211 u8 cf_params_len;
1212 u8 tim_len;
1213 u8 ibss_params_len;
1214 u8 challenge_len;
1215 u8 rsn_len;
1216 u8 erp_info_len;
1217 u8 ext_supp_rates_len;
1218 u8 wmm_info_len;
1219 u8 wmm_param_len;
1220 u8 mesh_id_len;
1221 u8 peering_len;
1222 u8 preq_len;
1223 u8 prep_len;
1224 u8 perr_len;
1225 u8 country_elem_len;
1226 u8 quiet_elem_len;
1227 u8 num_of_quiet_elem;
1228 u8 timeout_int_len;
1229
1230
1231 bool parse_error;
1232};
1233
1234static inline struct ieee80211_local *hw_to_local(
1235 struct ieee80211_hw *hw)
1236{
1237 return container_of(hw, struct ieee80211_local, hw);
1238}
1239
1240
1241static inline int ieee80211_bssid_match(const u8 *raddr, const u8 *addr)
1242{
1243 return ether_addr_equal(raddr, addr) ||
1244 is_broadcast_ether_addr(raddr);
1245}
1246
1247static inline bool
1248ieee80211_have_rx_timestamp(struct ieee80211_rx_status *status)
1249{
1250 WARN_ON_ONCE(status->flag & RX_FLAG_MACTIME_START &&
1251 status->flag & RX_FLAG_MACTIME_END);
1252 return status->flag & (RX_FLAG_MACTIME_START | RX_FLAG_MACTIME_END);
1253}
1254
1255u64 ieee80211_calculate_rx_timestamp(struct ieee80211_local *local,
1256 struct ieee80211_rx_status *status,
1257 unsigned int mpdu_len,
1258 unsigned int mpdu_offset);
1259int ieee80211_hw_config(struct ieee80211_local *local, u32 changed);
1260void ieee80211_tx_set_protected(struct ieee80211_tx_data *tx);
1261void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata,
1262 u32 changed);
1263void ieee80211_configure_filter(struct ieee80211_local *local);
1264u32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata);
1265
1266
1267void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata);
1268int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata,
1269 struct cfg80211_auth_request *req);
1270int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata,
1271 struct cfg80211_assoc_request *req);
1272int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata,
1273 struct cfg80211_deauth_request *req);
1274int ieee80211_mgd_disassoc(struct ieee80211_sub_if_data *sdata,
1275 struct cfg80211_disassoc_request *req);
1276void ieee80211_send_pspoll(struct ieee80211_local *local,
1277 struct ieee80211_sub_if_data *sdata);
1278void ieee80211_recalc_ps(struct ieee80211_local *local, s32 latency);
1279void ieee80211_recalc_ps_vif(struct ieee80211_sub_if_data *sdata);
1280int ieee80211_max_network_latency(struct notifier_block *nb,
1281 unsigned long data, void *dummy);
1282int ieee80211_set_arp_filter(struct ieee80211_sub_if_data *sdata);
1283void
1284ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata,
1285 const struct ieee80211_channel_sw_ie *sw_elem,
1286 struct ieee80211_bss *bss, u64 timestamp);
1287void ieee80211_sta_quiesce(struct ieee80211_sub_if_data *sdata);
1288void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata);
1289void ieee80211_sta_work(struct ieee80211_sub_if_data *sdata);
1290void ieee80211_sta_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
1291 struct sk_buff *skb);
1292void ieee80211_sta_reset_beacon_monitor(struct ieee80211_sub_if_data *sdata);
1293void ieee80211_sta_reset_conn_monitor(struct ieee80211_sub_if_data *sdata);
1294void ieee80211_mgd_stop(struct ieee80211_sub_if_data *sdata);
1295void ieee80211_mgd_conn_tx_status(struct ieee80211_sub_if_data *sdata,
1296 __le16 fc, bool acked);
1297
1298
1299void ieee80211_ibss_notify_scan_completed(struct ieee80211_local *local);
1300void ieee80211_ibss_setup_sdata(struct ieee80211_sub_if_data *sdata);
1301void ieee80211_ibss_rx_no_sta(struct ieee80211_sub_if_data *sdata,
1302 const u8 *bssid, const u8 *addr, u32 supp_rates);
1303int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata,
1304 struct cfg80211_ibss_params *params);
1305int ieee80211_ibss_leave(struct ieee80211_sub_if_data *sdata);
1306void ieee80211_ibss_quiesce(struct ieee80211_sub_if_data *sdata);
1307void ieee80211_ibss_restart(struct ieee80211_sub_if_data *sdata);
1308void ieee80211_ibss_work(struct ieee80211_sub_if_data *sdata);
1309void ieee80211_ibss_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
1310 struct sk_buff *skb);
1311
1312
1313void ieee80211_mesh_work(struct ieee80211_sub_if_data *sdata);
1314void ieee80211_mesh_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
1315 struct sk_buff *skb);
1316
1317
1318void ieee80211_scan_work(struct work_struct *work);
1319int ieee80211_request_ibss_scan(struct ieee80211_sub_if_data *sdata,
1320 const u8 *ssid, u8 ssid_len,
1321 struct ieee80211_channel *chan);
1322int ieee80211_request_scan(struct ieee80211_sub_if_data *sdata,
1323 struct cfg80211_scan_request *req);
1324void ieee80211_scan_cancel(struct ieee80211_local *local);
1325void ieee80211_run_deferred_scan(struct ieee80211_local *local);
1326void ieee80211_scan_rx(struct ieee80211_local *local, struct sk_buff *skb);
1327
1328void ieee80211_mlme_notify_scan_completed(struct ieee80211_local *local);
1329struct ieee80211_bss *
1330ieee80211_bss_info_update(struct ieee80211_local *local,
1331 struct ieee80211_rx_status *rx_status,
1332 struct ieee80211_mgmt *mgmt,
1333 size_t len,
1334 struct ieee802_11_elems *elems,
1335 struct ieee80211_channel *channel);
1336void ieee80211_rx_bss_put(struct ieee80211_local *local,
1337 struct ieee80211_bss *bss);
1338
1339
1340int ieee80211_request_sched_scan_start(struct ieee80211_sub_if_data *sdata,
1341 struct cfg80211_sched_scan_request *req);
1342int ieee80211_request_sched_scan_stop(struct ieee80211_sub_if_data *sdata);
1343void ieee80211_sched_scan_stopped_work(struct work_struct *work);
1344
1345
1346void ieee80211_offchannel_stop_vifs(struct ieee80211_local *local);
1347void ieee80211_offchannel_return(struct ieee80211_local *local);
1348void ieee80211_roc_setup(struct ieee80211_local *local);
1349void ieee80211_start_next_roc(struct ieee80211_local *local);
1350void ieee80211_roc_purge(struct ieee80211_sub_if_data *sdata);
1351void ieee80211_roc_notify_destroy(struct ieee80211_roc_work *roc, bool free);
1352void ieee80211_sw_roc_work(struct work_struct *work);
1353void ieee80211_handle_roc_started(struct ieee80211_roc_work *roc);
1354
1355
1356int ieee80211_iface_init(void);
1357void ieee80211_iface_exit(void);
1358int ieee80211_if_add(struct ieee80211_local *local, const char *name,
1359 struct wireless_dev **new_wdev, enum nl80211_iftype type,
1360 struct vif_params *params);
1361int ieee80211_if_change_type(struct ieee80211_sub_if_data *sdata,
1362 enum nl80211_iftype type);
1363void ieee80211_if_remove(struct ieee80211_sub_if_data *sdata);
1364void ieee80211_remove_interfaces(struct ieee80211_local *local);
1365u32 ieee80211_idle_off(struct ieee80211_local *local);
1366void ieee80211_recalc_idle(struct ieee80211_local *local);
1367void ieee80211_adjust_monitor_flags(struct ieee80211_sub_if_data *sdata,
1368 const int offset);
1369int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up);
1370void ieee80211_sdata_stop(struct ieee80211_sub_if_data *sdata);
1371
1372bool __ieee80211_recalc_txpower(struct ieee80211_sub_if_data *sdata);
1373void ieee80211_recalc_txpower(struct ieee80211_sub_if_data *sdata);
1374
1375static inline bool ieee80211_sdata_running(struct ieee80211_sub_if_data *sdata)
1376{
1377 return test_bit(SDATA_STATE_RUNNING, &sdata->state);
1378}
1379
1380
1381void ieee80211_clear_tx_pending(struct ieee80211_local *local);
1382void ieee80211_tx_pending(unsigned long data);
1383netdev_tx_t ieee80211_monitor_start_xmit(struct sk_buff *skb,
1384 struct net_device *dev);
1385netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb,
1386 struct net_device *dev);
1387void ieee80211_purge_tx_queue(struct ieee80211_hw *hw,
1388 struct sk_buff_head *skbs);
1389
1390
1391void ieee80211_apply_htcap_overrides(struct ieee80211_sub_if_data *sdata,
1392 struct ieee80211_sta_ht_cap *ht_cap);
1393bool ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_sub_if_data *sdata,
1394 struct ieee80211_supported_band *sband,
1395 const struct ieee80211_ht_cap *ht_cap_ie,
1396 struct sta_info *sta);
1397void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata,
1398 const u8 *da, u16 tid,
1399 u16 initiator, u16 reason_code);
1400int ieee80211_send_smps_action(struct ieee80211_sub_if_data *sdata,
1401 enum ieee80211_smps_mode smps, const u8 *da,
1402 const u8 *bssid);
1403void ieee80211_request_smps_work(struct work_struct *work);
1404
1405void ___ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid,
1406 u16 initiator, u16 reason, bool stop);
1407void __ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid,
1408 u16 initiator, u16 reason, bool stop);
1409void ieee80211_sta_tear_down_BA_sessions(struct sta_info *sta,
1410 enum ieee80211_agg_stop_reason reason);
1411void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata,
1412 struct sta_info *sta,
1413 struct ieee80211_mgmt *mgmt, size_t len);
1414void ieee80211_process_addba_resp(struct ieee80211_local *local,
1415 struct sta_info *sta,
1416 struct ieee80211_mgmt *mgmt,
1417 size_t len);
1418void ieee80211_process_addba_request(struct ieee80211_local *local,
1419 struct sta_info *sta,
1420 struct ieee80211_mgmt *mgmt,
1421 size_t len);
1422
1423int __ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
1424 enum ieee80211_agg_stop_reason reason);
1425int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
1426 enum ieee80211_agg_stop_reason reason);
1427void ieee80211_start_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u16 tid);
1428void ieee80211_stop_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u8 tid);
1429void ieee80211_ba_session_work(struct work_struct *work);
1430void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid);
1431void ieee80211_release_reorder_timeout(struct sta_info *sta, int tid);
1432
1433u8 ieee80211_mcs_to_chains(const struct ieee80211_mcs_info *mcs);
1434
1435
1436void
1437ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata,
1438 struct ieee80211_supported_band *sband,
1439 const struct ieee80211_vht_cap *vht_cap_ie,
1440 struct sta_info *sta);
1441enum ieee80211_sta_rx_bandwidth ieee80211_sta_cur_vht_bw(struct sta_info *sta);
1442void ieee80211_sta_set_rx_nss(struct sta_info *sta);
1443void ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata,
1444 struct sta_info *sta, u8 opmode,
1445 enum ieee80211_band band, bool nss_only);
1446
1447
1448void ieee80211_process_measurement_req(struct ieee80211_sub_if_data *sdata,
1449 struct ieee80211_mgmt *mgmt,
1450 size_t len);
1451
1452
1453int ieee80211_reconfig(struct ieee80211_local *local);
1454void ieee80211_stop_device(struct ieee80211_local *local);
1455
1456int __ieee80211_suspend(struct ieee80211_hw *hw,
1457 struct cfg80211_wowlan *wowlan);
1458
1459static inline int __ieee80211_resume(struct ieee80211_hw *hw)
1460{
1461 struct ieee80211_local *local = hw_to_local(hw);
1462
1463 WARN(test_bit(SCAN_HW_SCANNING, &local->scanning),
1464 "%s: resume with hardware scan still in progress\n",
1465 wiphy_name(hw->wiphy));
1466
1467 return ieee80211_reconfig(hw_to_local(hw));
1468}
1469
1470
1471extern void *mac80211_wiphy_privid;
1472u8 *ieee80211_get_bssid(struct ieee80211_hdr *hdr, size_t len,
1473 enum nl80211_iftype type);
1474int ieee80211_frame_duration(enum ieee80211_band band, size_t len,
1475 int rate, int erp, int short_preamble);
1476void mac80211_ev_michael_mic_failure(struct ieee80211_sub_if_data *sdata, int keyidx,
1477 struct ieee80211_hdr *hdr, const u8 *tsc,
1478 gfp_t gfp);
1479void ieee80211_set_wmm_default(struct ieee80211_sub_if_data *sdata,
1480 bool bss_notify);
1481void ieee80211_xmit(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb,
1482 enum ieee80211_band band);
1483
1484void __ieee80211_tx_skb_tid_band(struct ieee80211_sub_if_data *sdata,
1485 struct sk_buff *skb, int tid,
1486 enum ieee80211_band band);
1487
1488static inline void
1489ieee80211_tx_skb_tid_band(struct ieee80211_sub_if_data *sdata,
1490 struct sk_buff *skb, int tid,
1491 enum ieee80211_band band)
1492{
1493 rcu_read_lock();
1494 __ieee80211_tx_skb_tid_band(sdata, skb, tid, band);
1495 rcu_read_unlock();
1496}
1497
1498static inline void ieee80211_tx_skb_tid(struct ieee80211_sub_if_data *sdata,
1499 struct sk_buff *skb, int tid)
1500{
1501 struct ieee80211_chanctx_conf *chanctx_conf;
1502
1503 rcu_read_lock();
1504 chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
1505 if (WARN_ON(!chanctx_conf)) {
1506 rcu_read_unlock();
1507 kfree_skb(skb);
1508 return;
1509 }
1510
1511 __ieee80211_tx_skb_tid_band(sdata, skb, tid,
1512 chanctx_conf->def.chan->band);
1513 rcu_read_unlock();
1514}
1515
1516static inline void ieee80211_tx_skb(struct ieee80211_sub_if_data *sdata,
1517 struct sk_buff *skb)
1518{
1519
1520 ieee80211_tx_skb_tid(sdata, skb, 7);
1521}
1522
1523void ieee802_11_parse_elems(u8 *start, size_t len,
1524 struct ieee802_11_elems *elems);
1525u32 ieee802_11_parse_elems_crc(u8 *start, size_t len,
1526 struct ieee802_11_elems *elems,
1527 u64 filter, u32 crc);
1528u32 ieee80211_mandatory_rates(struct ieee80211_local *local,
1529 enum ieee80211_band band);
1530
1531void ieee80211_dynamic_ps_enable_work(struct work_struct *work);
1532void ieee80211_dynamic_ps_disable_work(struct work_struct *work);
1533void ieee80211_dynamic_ps_timer(unsigned long data);
1534void ieee80211_send_nullfunc(struct ieee80211_local *local,
1535 struct ieee80211_sub_if_data *sdata,
1536 int powersave);
1537void ieee80211_sta_rx_notify(struct ieee80211_sub_if_data *sdata,
1538 struct ieee80211_hdr *hdr);
1539void ieee80211_sta_tx_notify(struct ieee80211_sub_if_data *sdata,
1540 struct ieee80211_hdr *hdr, bool ack);
1541
1542void ieee80211_wake_queues_by_reason(struct ieee80211_hw *hw,
1543 enum queue_stop_reason reason);
1544void ieee80211_stop_queues_by_reason(struct ieee80211_hw *hw,
1545 enum queue_stop_reason reason);
1546void ieee80211_wake_queue_by_reason(struct ieee80211_hw *hw, int queue,
1547 enum queue_stop_reason reason);
1548void ieee80211_stop_queue_by_reason(struct ieee80211_hw *hw, int queue,
1549 enum queue_stop_reason reason);
1550void ieee80211_propagate_queue_wake(struct ieee80211_local *local, int queue);
1551void ieee80211_add_pending_skb(struct ieee80211_local *local,
1552 struct sk_buff *skb);
1553void ieee80211_add_pending_skbs_fn(struct ieee80211_local *local,
1554 struct sk_buff_head *skbs,
1555 void (*fn)(void *data), void *data);
1556static inline void ieee80211_add_pending_skbs(struct ieee80211_local *local,
1557 struct sk_buff_head *skbs)
1558{
1559 ieee80211_add_pending_skbs_fn(local, skbs, NULL, NULL);
1560}
1561
1562void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata,
1563 u16 transaction, u16 auth_alg, u16 status,
1564 const u8 *extra, size_t extra_len, const u8 *bssid,
1565 const u8 *da, const u8 *key, u8 key_len, u8 key_idx,
1566 u32 tx_flags);
1567void ieee80211_send_deauth_disassoc(struct ieee80211_sub_if_data *sdata,
1568 const u8 *bssid, u16 stype, u16 reason,
1569 bool send_frame, u8 *frame_buf);
1570int ieee80211_build_preq_ies(struct ieee80211_local *local, u8 *buffer,
1571 size_t buffer_len, const u8 *ie, size_t ie_len,
1572 enum ieee80211_band band, u32 rate_mask,
1573 u8 channel);
1574struct sk_buff *ieee80211_build_probe_req(struct ieee80211_sub_if_data *sdata,
1575 u8 *dst, u32 ratemask,
1576 struct ieee80211_channel *chan,
1577 const u8 *ssid, size_t ssid_len,
1578 const u8 *ie, size_t ie_len,
1579 bool directed);
1580void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst,
1581 const u8 *ssid, size_t ssid_len,
1582 const u8 *ie, size_t ie_len,
1583 u32 ratemask, bool directed, u32 tx_flags,
1584 struct ieee80211_channel *channel, bool scan);
1585
1586void ieee80211_sta_def_wmm_params(struct ieee80211_sub_if_data *sdata,
1587 const size_t supp_rates_len,
1588 const u8 *supp_rates);
1589u32 ieee80211_sta_get_rates(struct ieee80211_local *local,
1590 struct ieee802_11_elems *elems,
1591 enum ieee80211_band band, u32 *basic_rates);
1592int __ieee80211_request_smps(struct ieee80211_sub_if_data *sdata,
1593 enum ieee80211_smps_mode smps_mode);
1594void ieee80211_recalc_smps(struct ieee80211_sub_if_data *sdata);
1595
1596size_t ieee80211_ie_split(const u8 *ies, size_t ielen,
1597 const u8 *ids, int n_ids, size_t offset);
1598size_t ieee80211_ie_split_vendor(const u8 *ies, size_t ielen, size_t offset);
1599u8 *ieee80211_ie_build_ht_cap(u8 *pos, struct ieee80211_sta_ht_cap *ht_cap,
1600 u16 cap);
1601u8 *ieee80211_ie_build_ht_oper(u8 *pos, struct ieee80211_sta_ht_cap *ht_cap,
1602 const struct cfg80211_chan_def *chandef,
1603 u16 prot_mode);
1604u8 *ieee80211_ie_build_vht_cap(u8 *pos, struct ieee80211_sta_vht_cap *vht_cap,
1605 u32 cap);
1606int ieee80211_add_srates_ie(struct ieee80211_sub_if_data *sdata,
1607 struct sk_buff *skb, bool need_basic,
1608 enum ieee80211_band band);
1609int ieee80211_add_ext_srates_ie(struct ieee80211_sub_if_data *sdata,
1610 struct sk_buff *skb, bool need_basic,
1611 enum ieee80211_band band);
1612
1613
1614void ieee80211_ht_oper_to_chandef(struct ieee80211_channel *control_chan,
1615 const struct ieee80211_ht_operation *ht_oper,
1616 struct cfg80211_chan_def *chandef);
1617
1618int __must_check
1619ieee80211_vif_use_channel(struct ieee80211_sub_if_data *sdata,
1620 const struct cfg80211_chan_def *chandef,
1621 enum ieee80211_chanctx_mode mode);
1622int __must_check
1623ieee80211_vif_change_bandwidth(struct ieee80211_sub_if_data *sdata,
1624 const struct cfg80211_chan_def *chandef,
1625 u32 *changed);
1626void ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata);
1627void ieee80211_vif_vlan_copy_chanctx(struct ieee80211_sub_if_data *sdata);
1628void ieee80211_vif_copy_chanctx_to_vlans(struct ieee80211_sub_if_data *sdata,
1629 bool clear);
1630
1631void ieee80211_recalc_smps_chanctx(struct ieee80211_local *local,
1632 struct ieee80211_chanctx *chanctx);
1633void ieee80211_recalc_radar_chanctx(struct ieee80211_local *local,
1634 struct ieee80211_chanctx *chanctx);
1635
1636void ieee80211_dfs_cac_timer(unsigned long data);
1637void ieee80211_dfs_cac_timer_work(struct work_struct *work);
1638void ieee80211_dfs_cac_cancel(struct ieee80211_local *local);
1639void ieee80211_dfs_radar_detected_work(struct work_struct *work);
1640
1641#ifdef CONFIG_MAC80211_NOINLINE
1642#define debug_noinline noinline
1643#else
1644#define debug_noinline
1645#endif
1646
1647#endif
1648