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15#ifndef RT2X00_H
16#define RT2X00_H
17
18#include <linux/bitops.h>
19#include <linux/interrupt.h>
20#include <linux/skbuff.h>
21#include <linux/workqueue.h>
22#include <linux/firmware.h>
23#include <linux/leds.h>
24#include <linux/mutex.h>
25#include <linux/etherdevice.h>
26#include <linux/kfifo.h>
27#include <linux/hrtimer.h>
28#include <linux/average.h>
29#include <linux/usb.h>
30#include <linux/clk.h>
31
32#include <net/mac80211.h>
33
34#include "rt2x00debug.h"
35#include "rt2x00dump.h"
36#include "rt2x00leds.h"
37#include "rt2x00reg.h"
38#include "rt2x00queue.h"
39
40
41
42
43#define DRV_VERSION "2.3.0"
44#define DRV_PROJECT "http://rt2x00.serialmonkey.com"
45
46
47
48
49#ifdef CONFIG_RT2X00_DEBUG
50#define DEBUG
51#endif
52
53
54
55
56#define rt2x00_probe_err(fmt, ...) \
57 printk(KERN_ERR KBUILD_MODNAME ": %s: Error - " fmt, \
58 __func__, ##__VA_ARGS__)
59#define rt2x00_err(dev, fmt, ...) \
60 wiphy_err_ratelimited((dev)->hw->wiphy, "%s: Error - " fmt, \
61 __func__, ##__VA_ARGS__)
62#define rt2x00_warn(dev, fmt, ...) \
63 wiphy_warn_ratelimited((dev)->hw->wiphy, "%s: Warning - " fmt, \
64 __func__, ##__VA_ARGS__)
65#define rt2x00_info(dev, fmt, ...) \
66 wiphy_info((dev)->hw->wiphy, "%s: Info - " fmt, \
67 __func__, ##__VA_ARGS__)
68
69
70#define rt2x00_dbg(dev, fmt, ...) \
71 wiphy_dbg((dev)->hw->wiphy, "%s: Debug - " fmt, \
72 __func__, ##__VA_ARGS__)
73#define rt2x00_eeprom_dbg(dev, fmt, ...) \
74 wiphy_dbg((dev)->hw->wiphy, "%s: EEPROM recovery - " fmt, \
75 __func__, ##__VA_ARGS__)
76
77
78
79
80
81
82
83
84#define GET_DURATION(__size, __rate) (((__size) * 8 * 10) / (__rate))
85#define GET_DURATION_RES(__size, __rate)(((__size) * 8 * 10) % (__rate))
86
87
88
89
90
91#define L2PAD_SIZE(__hdrlen) (-(__hdrlen) & 3)
92
93
94
95
96
97
98
99#define ALIGN_SIZE(__skb, __header) \
100 (((unsigned long)((__skb)->data + (__header))) & 3)
101
102
103
104
105#define RT2X00_ALIGN_SIZE 4
106#define RT2X00_L2PAD_SIZE 8
107
108
109
110
111
112#define ACK_SIZE 14
113#define IEEE80211_HEADER 24
114#define PLCP 48
115#define BEACON 100
116#define PREAMBLE 144
117#define SHORT_PREAMBLE 72
118#define SLOT_TIME 20
119#define SHORT_SLOT_TIME 9
120#define SIFS 10
121#define PIFS (SIFS + SLOT_TIME)
122#define SHORT_PIFS (SIFS + SHORT_SLOT_TIME)
123#define DIFS (PIFS + SLOT_TIME)
124#define SHORT_DIFS (SHORT_PIFS + SHORT_SLOT_TIME)
125#define EIFS (SIFS + DIFS + \
126 GET_DURATION(IEEE80211_HEADER + ACK_SIZE, 10))
127#define SHORT_EIFS (SIFS + SHORT_DIFS + \
128 GET_DURATION(IEEE80211_HEADER + ACK_SIZE, 10))
129
130enum rt2x00_chip_intf {
131 RT2X00_CHIP_INTF_PCI,
132 RT2X00_CHIP_INTF_PCIE,
133 RT2X00_CHIP_INTF_USB,
134 RT2X00_CHIP_INTF_SOC,
135};
136
137
138
139
140
141
142struct rt2x00_chip {
143 u16 rt;
144#define RT2460 0x2460
145#define RT2560 0x2560
146#define RT2570 0x2570
147#define RT2661 0x2661
148#define RT2573 0x2573
149#define RT2860 0x2860
150#define RT2872 0x2872
151#define RT2883 0x2883
152#define RT3070 0x3070
153#define RT3071 0x3071
154#define RT3090 0x3090
155#define RT3290 0x3290
156#define RT3352 0x3352
157#define RT3390 0x3390
158#define RT3572 0x3572
159#define RT3593 0x3593
160#define RT3883 0x3883
161#define RT5350 0x5350
162#define RT5390 0x5390
163#define RT5392 0x5392
164#define RT5592 0x5592
165#define RT6352 0x6352
166
167 u16 rf;
168 u16 rev;
169
170 enum rt2x00_chip_intf intf;
171};
172
173
174
175
176struct rf_channel {
177 int channel;
178 u32 rf1;
179 u32 rf2;
180 u32 rf3;
181 u32 rf4;
182};
183
184
185
186
187struct channel_info {
188 unsigned int flags;
189#define GEOGRAPHY_ALLOWED 0x00000001
190
191 short max_power;
192 short default_power1;
193 short default_power2;
194 short default_power3;
195};
196
197
198
199
200struct antenna_setup {
201 enum antenna rx;
202 enum antenna tx;
203 u8 rx_chain_num;
204 u8 tx_chain_num;
205};
206
207
208
209
210struct link_qual {
211
212
213
214
215
216
217
218
219 int rssi;
220 int false_cca;
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235 u8 vgc_level;
236 u8 vgc_level_reg;
237
238
239
240
241
242
243 int rx_success;
244 int rx_failed;
245 int tx_success;
246 int tx_failed;
247};
248
249DECLARE_EWMA(rssi, 10, 8)
250
251
252
253
254struct link_ant {
255
256
257
258 unsigned int flags;
259#define ANTENNA_RX_DIVERSITY 0x00000001
260#define ANTENNA_TX_DIVERSITY 0x00000002
261#define ANTENNA_MODE_SAMPLE 0x00000004
262
263
264
265
266
267
268 struct antenna_setup active;
269
270
271
272
273
274
275 int rssi_history;
276
277
278
279
280
281
282 struct ewma_rssi rssi_ant;
283};
284
285
286
287
288
289
290struct link {
291
292
293
294
295
296 u32 count;
297
298
299
300
301 struct link_qual qual;
302
303
304
305
306 struct link_ant ant;
307
308
309
310
311 struct ewma_rssi avg_rssi;
312
313
314
315
316 struct delayed_work work;
317
318
319
320
321
322
323
324
325
326 struct delayed_work watchdog_work;
327 unsigned int watchdog_interval;
328 bool watchdog_disabled;
329
330
331
332
333 struct delayed_work agc_work;
334
335
336
337
338 struct delayed_work vco_work;
339};
340
341enum rt2x00_delayed_flags {
342 DELAYED_UPDATE_BEACON,
343};
344
345
346
347
348
349
350struct rt2x00_intf {
351
352
353
354 struct mutex beacon_skb_mutex;
355
356
357
358
359
360
361 struct queue_entry *beacon;
362 bool enable_beacon;
363
364
365
366
367 unsigned long delayed_flags;
368
369
370
371
372
373
374 atomic_t seqno;
375};
376
377static inline struct rt2x00_intf* vif_to_intf(struct ieee80211_vif *vif)
378{
379 return (struct rt2x00_intf *)vif->drv_priv;
380}
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397struct hw_mode_spec {
398 unsigned int supported_bands;
399#define SUPPORT_BAND_2GHZ 0x00000001
400#define SUPPORT_BAND_5GHZ 0x00000002
401
402 unsigned int supported_rates;
403#define SUPPORT_RATE_CCK 0x00000001
404#define SUPPORT_RATE_OFDM 0x00000002
405
406 unsigned int num_channels;
407 const struct rf_channel *channels;
408 const struct channel_info *channels_info;
409
410 struct ieee80211_sta_ht_cap ht;
411};
412
413
414
415
416
417
418
419
420struct rt2x00lib_conf {
421 struct ieee80211_conf *conf;
422
423 struct rf_channel rf;
424 struct channel_info channel;
425};
426
427
428
429
430struct rt2x00lib_erp {
431 int short_preamble;
432 int cts_protection;
433
434 u32 basic_rates;
435
436 int slot_time;
437
438 short sifs;
439 short pifs;
440 short difs;
441 short eifs;
442
443 u16 beacon_int;
444 u16 ht_opmode;
445};
446
447
448
449
450struct rt2x00lib_crypto {
451 enum cipher cipher;
452
453 enum set_key_cmd cmd;
454 const u8 *address;
455
456 u32 bssidx;
457
458 u8 key[16];
459 u8 tx_mic[8];
460 u8 rx_mic[8];
461
462 int wcid;
463};
464
465
466
467
468
469struct rt2x00intf_conf {
470
471
472
473 enum nl80211_iftype type;
474
475
476
477
478 enum tsf_sync sync;
479
480
481
482
483
484
485
486
487
488
489
490
491
492 __le32 mac[2];
493 __le32 bssid[2];
494};
495
496
497
498
499
500struct rt2x00_sta {
501 int wcid;
502};
503
504static inline struct rt2x00_sta* sta_to_rt2x00_sta(struct ieee80211_sta *sta)
505{
506 return (struct rt2x00_sta *)sta->drv_priv;
507}
508
509
510
511
512struct rt2x00lib_ops {
513
514
515
516 irq_handler_t irq_handler;
517
518
519
520
521 void (*txstatus_tasklet) (unsigned long data);
522 void (*pretbtt_tasklet) (unsigned long data);
523 void (*tbtt_tasklet) (unsigned long data);
524 void (*rxdone_tasklet) (unsigned long data);
525 void (*autowake_tasklet) (unsigned long data);
526
527
528
529
530 int (*probe_hw) (struct rt2x00_dev *rt2x00dev);
531 char *(*get_firmware_name) (struct rt2x00_dev *rt2x00dev);
532 int (*check_firmware) (struct rt2x00_dev *rt2x00dev,
533 const u8 *data, const size_t len);
534 int (*load_firmware) (struct rt2x00_dev *rt2x00dev,
535 const u8 *data, const size_t len);
536
537
538
539
540 int (*initialize) (struct rt2x00_dev *rt2x00dev);
541 void (*uninitialize) (struct rt2x00_dev *rt2x00dev);
542
543
544
545
546 bool (*get_entry_state) (struct queue_entry *entry);
547 void (*clear_entry) (struct queue_entry *entry);
548
549
550
551
552 int (*set_device_state) (struct rt2x00_dev *rt2x00dev,
553 enum dev_state state);
554 int (*rfkill_poll) (struct rt2x00_dev *rt2x00dev);
555 void (*link_stats) (struct rt2x00_dev *rt2x00dev,
556 struct link_qual *qual);
557 void (*reset_tuner) (struct rt2x00_dev *rt2x00dev,
558 struct link_qual *qual);
559 void (*link_tuner) (struct rt2x00_dev *rt2x00dev,
560 struct link_qual *qual, const u32 count);
561 void (*gain_calibration) (struct rt2x00_dev *rt2x00dev);
562 void (*vco_calibration) (struct rt2x00_dev *rt2x00dev);
563
564
565
566
567 void (*watchdog) (struct rt2x00_dev *rt2x00dev);
568 void (*start_queue) (struct data_queue *queue);
569 void (*kick_queue) (struct data_queue *queue);
570 void (*stop_queue) (struct data_queue *queue);
571 void (*flush_queue) (struct data_queue *queue, bool drop);
572 void (*tx_dma_done) (struct queue_entry *entry);
573
574
575
576
577 void (*write_tx_desc) (struct queue_entry *entry,
578 struct txentry_desc *txdesc);
579 void (*write_tx_data) (struct queue_entry *entry,
580 struct txentry_desc *txdesc);
581 void (*write_beacon) (struct queue_entry *entry,
582 struct txentry_desc *txdesc);
583 void (*clear_beacon) (struct queue_entry *entry);
584 int (*get_tx_data_len) (struct queue_entry *entry);
585
586
587
588
589 void (*fill_rxdone) (struct queue_entry *entry,
590 struct rxdone_entry_desc *rxdesc);
591
592
593
594
595 int (*config_shared_key) (struct rt2x00_dev *rt2x00dev,
596 struct rt2x00lib_crypto *crypto,
597 struct ieee80211_key_conf *key);
598 int (*config_pairwise_key) (struct rt2x00_dev *rt2x00dev,
599 struct rt2x00lib_crypto *crypto,
600 struct ieee80211_key_conf *key);
601 void (*config_filter) (struct rt2x00_dev *rt2x00dev,
602 const unsigned int filter_flags);
603 void (*config_intf) (struct rt2x00_dev *rt2x00dev,
604 struct rt2x00_intf *intf,
605 struct rt2x00intf_conf *conf,
606 const unsigned int flags);
607#define CONFIG_UPDATE_TYPE ( 1 << 1 )
608#define CONFIG_UPDATE_MAC ( 1 << 2 )
609#define CONFIG_UPDATE_BSSID ( 1 << 3 )
610
611 void (*config_erp) (struct rt2x00_dev *rt2x00dev,
612 struct rt2x00lib_erp *erp,
613 u32 changed);
614 void (*config_ant) (struct rt2x00_dev *rt2x00dev,
615 struct antenna_setup *ant);
616 void (*config) (struct rt2x00_dev *rt2x00dev,
617 struct rt2x00lib_conf *libconf,
618 const unsigned int changed_flags);
619 void (*pre_reset_hw) (struct rt2x00_dev *rt2x00dev);
620 int (*sta_add) (struct rt2x00_dev *rt2x00dev,
621 struct ieee80211_vif *vif,
622 struct ieee80211_sta *sta);
623 int (*sta_remove) (struct rt2x00_dev *rt2x00dev,
624 struct ieee80211_sta *sta);
625};
626
627
628
629
630struct rt2x00_ops {
631 const char *name;
632 const unsigned int drv_data_size;
633 const unsigned int max_ap_intf;
634 const unsigned int eeprom_size;
635 const unsigned int rf_size;
636 const unsigned int tx_queues;
637 void (*queue_init)(struct data_queue *queue);
638 const struct rt2x00lib_ops *lib;
639 const void *drv;
640 const struct ieee80211_ops *hw;
641#ifdef CONFIG_RT2X00_LIB_DEBUGFS
642 const struct rt2x00debug *debugfs;
643#endif
644};
645
646
647
648
649enum rt2x00_state_flags {
650
651
652
653 DEVICE_STATE_PRESENT,
654 DEVICE_STATE_REGISTERED_HW,
655 DEVICE_STATE_INITIALIZED,
656 DEVICE_STATE_STARTED,
657 DEVICE_STATE_ENABLED_RADIO,
658 DEVICE_STATE_SCANNING,
659 DEVICE_STATE_FLUSHING,
660 DEVICE_STATE_RESET,
661
662
663
664
665 CONFIG_CHANNEL_HT40,
666 CONFIG_POWERSAVING,
667 CONFIG_HT_DISABLED,
668 CONFIG_MONITORING,
669
670
671
672
673
674 TX_STATUS_READING,
675};
676
677
678
679
680enum rt2x00_capability_flags {
681
682
683
684 REQUIRE_FIRMWARE,
685 REQUIRE_BEACON_GUARD,
686 REQUIRE_ATIM_QUEUE,
687 REQUIRE_DMA,
688 REQUIRE_COPY_IV,
689 REQUIRE_L2PAD,
690 REQUIRE_TXSTATUS_FIFO,
691 REQUIRE_TASKLET_CONTEXT,
692 REQUIRE_SW_SEQNO,
693 REQUIRE_HT_TX_DESC,
694 REQUIRE_PS_AUTOWAKE,
695 REQUIRE_DELAYED_RFKILL,
696
697
698
699
700 CAPABILITY_HW_BUTTON,
701 CAPABILITY_HW_CRYPTO,
702 CAPABILITY_POWER_LIMIT,
703 CAPABILITY_CONTROL_FILTERS,
704 CAPABILITY_CONTROL_FILTER_PSPOLL,
705 CAPABILITY_PRE_TBTT_INTERRUPT,
706 CAPABILITY_LINK_TUNING,
707 CAPABILITY_FRAME_TYPE,
708 CAPABILITY_RF_SEQUENCE,
709 CAPABILITY_EXTERNAL_LNA_A,
710 CAPABILITY_EXTERNAL_LNA_BG,
711 CAPABILITY_DOUBLE_ANTENNA,
712 CAPABILITY_BT_COEXIST,
713 CAPABILITY_VCO_RECALIBRATION,
714 CAPABILITY_EXTERNAL_PA_TX0,
715 CAPABILITY_EXTERNAL_PA_TX1,
716 CAPABILITY_RESTART_HW,
717};
718
719
720
721
722enum {
723 IF_COMB_AP = 0,
724 NUM_IF_COMB,
725};
726
727
728
729
730struct rt2x00_dev {
731
732
733
734
735
736
737
738 struct device *dev;
739
740
741
742
743 const struct rt2x00_ops *ops;
744
745
746
747
748 void *drv_data;
749
750
751
752
753 struct ieee80211_hw *hw;
754 struct ieee80211_supported_band bands[NUM_NL80211_BANDS];
755 enum nl80211_band curr_band;
756 int curr_freq;
757
758
759
760
761
762#ifdef CONFIG_RT2X00_LIB_DEBUGFS
763 struct rt2x00debug_intf *debugfs_intf;
764#endif
765
766
767
768
769
770#ifdef CONFIG_RT2X00_LIB_LEDS
771 struct rt2x00_led led_radio;
772 struct rt2x00_led led_assoc;
773 struct rt2x00_led led_qual;
774 u16 led_mcu_reg;
775#endif
776
777
778
779
780
781
782 unsigned long flags;
783
784
785
786
787
788
789 unsigned long cap_flags;
790
791
792
793
794 int irq;
795 const char *name;
796
797
798
799
800 struct rt2x00_chip chip;
801
802
803
804
805 struct hw_mode_spec spec;
806
807
808
809
810
811 struct antenna_setup default_ant;
812
813
814
815
816
817
818 union csr {
819 void __iomem *base;
820 void *cache;
821 } csr;
822
823
824
825
826
827
828
829
830
831
832 struct mutex csr_mutex;
833
834
835
836
837 struct mutex conf_mutex;
838
839
840
841
842
843 unsigned int packet_filter;
844
845
846
847
848
849
850
851
852 unsigned int intf_ap_count;
853 unsigned int intf_sta_count;
854 unsigned int intf_associated;
855 unsigned int intf_beaconing;
856
857
858
859
860 struct ieee80211_iface_limit if_limits_ap;
861 struct ieee80211_iface_combination if_combinations[NUM_IF_COMB];
862
863
864
865
866 struct link link;
867
868
869
870
871 __le16 *eeprom;
872
873
874
875
876
877
878
879
880
881 u32 *rf;
882
883
884
885
886 short lna_gain;
887
888
889
890
891 u16 tx_power;
892
893
894
895
896 u8 short_retry;
897 u8 long_retry;
898
899
900
901
902 u8 rssi_offset;
903
904
905
906
907 u8 freq_offset;
908
909
910
911
912 u16 aid;
913
914
915
916
917 u16 beacon_int;
918
919
920
921
922 unsigned long last_beacon;
923
924
925
926
927
928 struct ieee80211_low_level_stats low_level_stats;
929
930
931
932
933
934
935 struct workqueue_struct *workqueue;
936
937
938
939
940
941
942
943 struct work_struct intf_work;
944
945
946
947
948 struct work_struct rxdone_work;
949 struct work_struct txdone_work;
950
951
952
953
954 struct delayed_work autowakeup_work;
955 struct work_struct sleep_work;
956
957
958
959
960 unsigned int data_queues;
961 struct data_queue *rx;
962 struct data_queue *tx;
963 struct data_queue *bcn;
964 struct data_queue *atim;
965
966
967
968
969 const struct firmware *fw;
970
971
972
973
974 DECLARE_KFIFO_PTR(txstatus_fifo, u32);
975
976
977
978
979 struct hrtimer txstatus_timer;
980
981
982
983
984 struct tasklet_struct txstatus_tasklet;
985 struct tasklet_struct pretbtt_tasklet;
986 struct tasklet_struct tbtt_tasklet;
987 struct tasklet_struct rxdone_tasklet;
988 struct tasklet_struct autowake_tasklet;
989
990
991
992
993 int rf_channel;
994
995
996
997
998 spinlock_t irqmask_lock;
999
1000
1001
1002
1003 struct list_head bar_list;
1004 spinlock_t bar_list_lock;
1005
1006
1007 unsigned int extra_tx_headroom;
1008
1009 struct usb_anchor *anchor;
1010 unsigned int num_proto_errs;
1011
1012
1013 struct clk *clk;
1014};
1015
1016struct rt2x00_bar_list_entry {
1017 struct list_head list;
1018 struct rcu_head head;
1019
1020 struct queue_entry *entry;
1021 int block_acked;
1022
1023
1024 __u8 ra[6];
1025 __u8 ta[6];
1026 __le16 control;
1027 __le16 start_seq_num;
1028};
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038#define REGISTER_BUSY_COUNT 100
1039#define REGISTER_USB_BUSY_COUNT 20
1040#define REGISTER_BUSY_DELAY 100
1041
1042
1043
1044
1045
1046static inline u32 rt2x00_rf_read(struct rt2x00_dev *rt2x00dev,
1047 const unsigned int word)
1048{
1049 BUG_ON(word < 1 || word > rt2x00dev->ops->rf_size / sizeof(u32));
1050 return rt2x00dev->rf[word - 1];
1051}
1052
1053static inline void rt2x00_rf_write(struct rt2x00_dev *rt2x00dev,
1054 const unsigned int word, u32 data)
1055{
1056 BUG_ON(word < 1 || word > rt2x00dev->ops->rf_size / sizeof(u32));
1057 rt2x00dev->rf[word - 1] = data;
1058}
1059
1060
1061
1062
1063static inline void *rt2x00_eeprom_addr(struct rt2x00_dev *rt2x00dev,
1064 const unsigned int word)
1065{
1066 return (void *)&rt2x00dev->eeprom[word];
1067}
1068
1069static inline u16 rt2x00_eeprom_read(struct rt2x00_dev *rt2x00dev,
1070 const unsigned int word)
1071{
1072 return le16_to_cpu(rt2x00dev->eeprom[word]);
1073}
1074
1075static inline void rt2x00_eeprom_write(struct rt2x00_dev *rt2x00dev,
1076 const unsigned int word, u16 data)
1077{
1078 rt2x00dev->eeprom[word] = cpu_to_le16(data);
1079}
1080
1081static inline u8 rt2x00_eeprom_byte(struct rt2x00_dev *rt2x00dev,
1082 const unsigned int byte)
1083{
1084 return *(((u8 *)rt2x00dev->eeprom) + byte);
1085}
1086
1087
1088
1089
1090static inline void rt2x00_set_chip(struct rt2x00_dev *rt2x00dev,
1091 const u16 rt, const u16 rf, const u16 rev)
1092{
1093 rt2x00dev->chip.rt = rt;
1094 rt2x00dev->chip.rf = rf;
1095 rt2x00dev->chip.rev = rev;
1096
1097 rt2x00_info(rt2x00dev, "Chipset detected - rt: %04x, rf: %04x, rev: %04x\n",
1098 rt2x00dev->chip.rt, rt2x00dev->chip.rf,
1099 rt2x00dev->chip.rev);
1100}
1101
1102static inline void rt2x00_set_rt(struct rt2x00_dev *rt2x00dev,
1103 const u16 rt, const u16 rev)
1104{
1105 rt2x00dev->chip.rt = rt;
1106 rt2x00dev->chip.rev = rev;
1107
1108 rt2x00_info(rt2x00dev, "RT chipset %04x, rev %04x detected\n",
1109 rt2x00dev->chip.rt, rt2x00dev->chip.rev);
1110}
1111
1112static inline void rt2x00_set_rf(struct rt2x00_dev *rt2x00dev, const u16 rf)
1113{
1114 rt2x00dev->chip.rf = rf;
1115
1116 rt2x00_info(rt2x00dev, "RF chipset %04x detected\n",
1117 rt2x00dev->chip.rf);
1118}
1119
1120static inline bool rt2x00_rt(struct rt2x00_dev *rt2x00dev, const u16 rt)
1121{
1122 return (rt2x00dev->chip.rt == rt);
1123}
1124
1125static inline bool rt2x00_rf(struct rt2x00_dev *rt2x00dev, const u16 rf)
1126{
1127 return (rt2x00dev->chip.rf == rf);
1128}
1129
1130static inline u16 rt2x00_rev(struct rt2x00_dev *rt2x00dev)
1131{
1132 return rt2x00dev->chip.rev;
1133}
1134
1135static inline bool rt2x00_rt_rev(struct rt2x00_dev *rt2x00dev,
1136 const u16 rt, const u16 rev)
1137{
1138 return (rt2x00_rt(rt2x00dev, rt) && rt2x00_rev(rt2x00dev) == rev);
1139}
1140
1141static inline bool rt2x00_rt_rev_lt(struct rt2x00_dev *rt2x00dev,
1142 const u16 rt, const u16 rev)
1143{
1144 return (rt2x00_rt(rt2x00dev, rt) && rt2x00_rev(rt2x00dev) < rev);
1145}
1146
1147static inline bool rt2x00_rt_rev_gte(struct rt2x00_dev *rt2x00dev,
1148 const u16 rt, const u16 rev)
1149{
1150 return (rt2x00_rt(rt2x00dev, rt) && rt2x00_rev(rt2x00dev) >= rev);
1151}
1152
1153static inline void rt2x00_set_chip_intf(struct rt2x00_dev *rt2x00dev,
1154 enum rt2x00_chip_intf intf)
1155{
1156 rt2x00dev->chip.intf = intf;
1157}
1158
1159static inline bool rt2x00_intf(struct rt2x00_dev *rt2x00dev,
1160 enum rt2x00_chip_intf intf)
1161{
1162 return (rt2x00dev->chip.intf == intf);
1163}
1164
1165static inline bool rt2x00_is_pci(struct rt2x00_dev *rt2x00dev)
1166{
1167 return rt2x00_intf(rt2x00dev, RT2X00_CHIP_INTF_PCI) ||
1168 rt2x00_intf(rt2x00dev, RT2X00_CHIP_INTF_PCIE);
1169}
1170
1171static inline bool rt2x00_is_pcie(struct rt2x00_dev *rt2x00dev)
1172{
1173 return rt2x00_intf(rt2x00dev, RT2X00_CHIP_INTF_PCIE);
1174}
1175
1176static inline bool rt2x00_is_usb(struct rt2x00_dev *rt2x00dev)
1177{
1178 return rt2x00_intf(rt2x00dev, RT2X00_CHIP_INTF_USB);
1179}
1180
1181static inline bool rt2x00_is_soc(struct rt2x00_dev *rt2x00dev)
1182{
1183 return rt2x00_intf(rt2x00dev, RT2X00_CHIP_INTF_SOC);
1184}
1185
1186
1187
1188static inline bool
1189rt2x00_has_cap_flag(struct rt2x00_dev *rt2x00dev,
1190 enum rt2x00_capability_flags cap_flag)
1191{
1192 return test_bit(cap_flag, &rt2x00dev->cap_flags);
1193}
1194
1195static inline bool
1196rt2x00_has_cap_hw_crypto(struct rt2x00_dev *rt2x00dev)
1197{
1198 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_HW_CRYPTO);
1199}
1200
1201static inline bool
1202rt2x00_has_cap_power_limit(struct rt2x00_dev *rt2x00dev)
1203{
1204 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_POWER_LIMIT);
1205}
1206
1207static inline bool
1208rt2x00_has_cap_control_filters(struct rt2x00_dev *rt2x00dev)
1209{
1210 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_CONTROL_FILTERS);
1211}
1212
1213static inline bool
1214rt2x00_has_cap_control_filter_pspoll(struct rt2x00_dev *rt2x00dev)
1215{
1216 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_CONTROL_FILTER_PSPOLL);
1217}
1218
1219static inline bool
1220rt2x00_has_cap_pre_tbtt_interrupt(struct rt2x00_dev *rt2x00dev)
1221{
1222 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_PRE_TBTT_INTERRUPT);
1223}
1224
1225static inline bool
1226rt2x00_has_cap_link_tuning(struct rt2x00_dev *rt2x00dev)
1227{
1228 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_LINK_TUNING);
1229}
1230
1231static inline bool
1232rt2x00_has_cap_frame_type(struct rt2x00_dev *rt2x00dev)
1233{
1234 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_FRAME_TYPE);
1235}
1236
1237static inline bool
1238rt2x00_has_cap_rf_sequence(struct rt2x00_dev *rt2x00dev)
1239{
1240 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_RF_SEQUENCE);
1241}
1242
1243static inline bool
1244rt2x00_has_cap_external_lna_a(struct rt2x00_dev *rt2x00dev)
1245{
1246 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_EXTERNAL_LNA_A);
1247}
1248
1249static inline bool
1250rt2x00_has_cap_external_lna_bg(struct rt2x00_dev *rt2x00dev)
1251{
1252 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_EXTERNAL_LNA_BG);
1253}
1254
1255static inline bool
1256rt2x00_has_cap_double_antenna(struct rt2x00_dev *rt2x00dev)
1257{
1258 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_DOUBLE_ANTENNA);
1259}
1260
1261static inline bool
1262rt2x00_has_cap_bt_coexist(struct rt2x00_dev *rt2x00dev)
1263{
1264 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_BT_COEXIST);
1265}
1266
1267static inline bool
1268rt2x00_has_cap_vco_recalibration(struct rt2x00_dev *rt2x00dev)
1269{
1270 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_VCO_RECALIBRATION);
1271}
1272
1273static inline bool
1274rt2x00_has_cap_restart_hw(struct rt2x00_dev *rt2x00dev)
1275{
1276 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_RESTART_HW);
1277}
1278
1279
1280
1281
1282
1283
1284
1285int rt2x00queue_map_txskb(struct queue_entry *entry);
1286
1287
1288
1289
1290
1291void rt2x00queue_unmap_skb(struct queue_entry *entry);
1292
1293
1294
1295
1296
1297
1298
1299
1300static inline struct data_queue *
1301rt2x00queue_get_tx_queue(struct rt2x00_dev *rt2x00dev,
1302 const enum data_queue_qid queue)
1303{
1304 if (queue < rt2x00dev->ops->tx_queues && rt2x00dev->tx)
1305 return &rt2x00dev->tx[queue];
1306
1307 if (queue == QID_ATIM)
1308 return rt2x00dev->atim;
1309
1310 return NULL;
1311}
1312
1313
1314
1315
1316
1317
1318struct queue_entry *rt2x00queue_get_entry(struct data_queue *queue,
1319 enum queue_index index);
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329void rt2x00queue_pause_queue(struct data_queue *queue);
1330
1331
1332
1333
1334
1335
1336
1337
1338void rt2x00queue_unpause_queue(struct data_queue *queue);
1339
1340
1341
1342
1343
1344
1345
1346void rt2x00queue_start_queue(struct data_queue *queue);
1347
1348
1349
1350
1351
1352
1353
1354void rt2x00queue_stop_queue(struct data_queue *queue);
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364void rt2x00queue_flush_queue(struct data_queue *queue, bool drop);
1365
1366
1367
1368
1369
1370
1371
1372void rt2x00queue_start_queues(struct rt2x00_dev *rt2x00dev);
1373
1374
1375
1376
1377
1378
1379
1380
1381void rt2x00queue_stop_queues(struct rt2x00_dev *rt2x00dev);
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391void rt2x00queue_flush_queues(struct rt2x00_dev *rt2x00dev, bool drop);
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402#ifdef CONFIG_RT2X00_LIB_DEBUGFS
1403void rt2x00debug_dump_frame(struct rt2x00_dev *rt2x00dev,
1404 enum rt2x00_dump_type type, struct queue_entry *entry);
1405#else
1406static inline void rt2x00debug_dump_frame(struct rt2x00_dev *rt2x00dev,
1407 enum rt2x00_dump_type type,
1408 struct queue_entry *entry)
1409{
1410}
1411#endif
1412
1413
1414
1415
1416u32 rt2x00lib_get_bssidx(struct rt2x00_dev *rt2x00dev,
1417 struct ieee80211_vif *vif);
1418void rt2x00lib_set_mac_address(struct rt2x00_dev *rt2x00dev, u8 *eeprom_mac_addr);
1419
1420
1421
1422
1423void rt2x00lib_beacondone(struct rt2x00_dev *rt2x00dev);
1424void rt2x00lib_pretbtt(struct rt2x00_dev *rt2x00dev);
1425void rt2x00lib_dmastart(struct queue_entry *entry);
1426void rt2x00lib_dmadone(struct queue_entry *entry);
1427void rt2x00lib_txdone(struct queue_entry *entry,
1428 struct txdone_entry_desc *txdesc);
1429void rt2x00lib_txdone_nomatch(struct queue_entry *entry,
1430 struct txdone_entry_desc *txdesc);
1431void rt2x00lib_txdone_noinfo(struct queue_entry *entry, u32 status);
1432void rt2x00lib_rxdone(struct queue_entry *entry, gfp_t gfp);
1433
1434
1435
1436
1437void rt2x00mac_tx(struct ieee80211_hw *hw,
1438 struct ieee80211_tx_control *control,
1439 struct sk_buff *skb);
1440int rt2x00mac_start(struct ieee80211_hw *hw);
1441void rt2x00mac_stop(struct ieee80211_hw *hw);
1442void rt2x00mac_reconfig_complete(struct ieee80211_hw *hw,
1443 enum ieee80211_reconfig_type reconfig_type);
1444int rt2x00mac_add_interface(struct ieee80211_hw *hw,
1445 struct ieee80211_vif *vif);
1446void rt2x00mac_remove_interface(struct ieee80211_hw *hw,
1447 struct ieee80211_vif *vif);
1448int rt2x00mac_config(struct ieee80211_hw *hw, u32 changed);
1449void rt2x00mac_configure_filter(struct ieee80211_hw *hw,
1450 unsigned int changed_flags,
1451 unsigned int *total_flags,
1452 u64 multicast);
1453int rt2x00mac_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta,
1454 bool set);
1455#ifdef CONFIG_RT2X00_LIB_CRYPTO
1456int rt2x00mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
1457 struct ieee80211_vif *vif, struct ieee80211_sta *sta,
1458 struct ieee80211_key_conf *key);
1459#else
1460#define rt2x00mac_set_key NULL
1461#endif
1462void rt2x00mac_sw_scan_start(struct ieee80211_hw *hw,
1463 struct ieee80211_vif *vif,
1464 const u8 *mac_addr);
1465void rt2x00mac_sw_scan_complete(struct ieee80211_hw *hw,
1466 struct ieee80211_vif *vif);
1467int rt2x00mac_get_stats(struct ieee80211_hw *hw,
1468 struct ieee80211_low_level_stats *stats);
1469void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw,
1470 struct ieee80211_vif *vif,
1471 struct ieee80211_bss_conf *bss_conf,
1472 u32 changes);
1473int rt2x00mac_conf_tx(struct ieee80211_hw *hw,
1474 struct ieee80211_vif *vif, u16 queue,
1475 const struct ieee80211_tx_queue_params *params);
1476void rt2x00mac_rfkill_poll(struct ieee80211_hw *hw);
1477void rt2x00mac_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1478 u32 queues, bool drop);
1479int rt2x00mac_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant);
1480int rt2x00mac_get_antenna(struct ieee80211_hw *hw, u32 *tx_ant, u32 *rx_ant);
1481void rt2x00mac_get_ringparam(struct ieee80211_hw *hw,
1482 u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max);
1483bool rt2x00mac_tx_frames_pending(struct ieee80211_hw *hw);
1484
1485
1486
1487
1488int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev);
1489void rt2x00lib_remove_dev(struct rt2x00_dev *rt2x00dev);
1490
1491int rt2x00lib_suspend(struct rt2x00_dev *rt2x00dev);
1492int rt2x00lib_resume(struct rt2x00_dev *rt2x00dev);
1493
1494#endif
1495