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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 rt2x00_chan_survey {
188 u64 time_idle;
189 u64 time_busy;
190 u64 time_ext_busy;
191};
192
193
194
195
196struct channel_info {
197 unsigned int flags;
198#define GEOGRAPHY_ALLOWED 0x00000001
199
200 short max_power;
201 short default_power1;
202 short default_power2;
203 short default_power3;
204};
205
206
207
208
209struct antenna_setup {
210 enum antenna rx;
211 enum antenna tx;
212 u8 rx_chain_num;
213 u8 tx_chain_num;
214};
215
216
217
218
219struct link_qual {
220
221
222
223
224
225
226
227
228 int rssi;
229 int false_cca;
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244 u8 vgc_level;
245 u8 vgc_level_reg;
246
247
248
249
250
251
252 int rx_success;
253 int rx_failed;
254 int tx_success;
255 int tx_failed;
256};
257
258DECLARE_EWMA(rssi, 10, 8)
259
260
261
262
263struct link_ant {
264
265
266
267 unsigned int flags;
268#define ANTENNA_RX_DIVERSITY 0x00000001
269#define ANTENNA_TX_DIVERSITY 0x00000002
270#define ANTENNA_MODE_SAMPLE 0x00000004
271
272
273
274
275
276
277 struct antenna_setup active;
278
279
280
281
282
283
284 int rssi_history;
285
286
287
288
289
290
291 struct ewma_rssi rssi_ant;
292};
293
294
295
296
297
298
299struct link {
300
301
302
303
304
305 u32 count;
306
307
308
309
310 struct link_qual qual;
311
312
313
314
315 struct link_ant ant;
316
317
318
319
320 struct ewma_rssi avg_rssi;
321
322
323
324
325 struct delayed_work work;
326
327
328
329
330
331
332
333
334
335 struct delayed_work watchdog_work;
336 unsigned int watchdog_interval;
337 bool watchdog_disabled;
338
339
340
341
342 struct delayed_work agc_work;
343
344
345
346
347 struct delayed_work vco_work;
348};
349
350enum rt2x00_delayed_flags {
351 DELAYED_UPDATE_BEACON,
352};
353
354
355
356
357
358
359struct rt2x00_intf {
360
361
362
363 struct mutex beacon_skb_mutex;
364
365
366
367
368
369
370 struct queue_entry *beacon;
371 bool enable_beacon;
372
373
374
375
376 unsigned long delayed_flags;
377
378
379
380
381
382
383 atomic_t seqno;
384};
385
386static inline struct rt2x00_intf* vif_to_intf(struct ieee80211_vif *vif)
387{
388 return (struct rt2x00_intf *)vif->drv_priv;
389}
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406struct hw_mode_spec {
407 unsigned int supported_bands;
408#define SUPPORT_BAND_2GHZ 0x00000001
409#define SUPPORT_BAND_5GHZ 0x00000002
410
411 unsigned int supported_rates;
412#define SUPPORT_RATE_CCK 0x00000001
413#define SUPPORT_RATE_OFDM 0x00000002
414
415 unsigned int num_channels;
416 const struct rf_channel *channels;
417 const struct channel_info *channels_info;
418
419 struct ieee80211_sta_ht_cap ht;
420};
421
422
423
424
425
426
427
428
429struct rt2x00lib_conf {
430 struct ieee80211_conf *conf;
431
432 struct rf_channel rf;
433 struct channel_info channel;
434};
435
436
437
438
439struct rt2x00lib_erp {
440 int short_preamble;
441 int cts_protection;
442
443 u32 basic_rates;
444
445 int slot_time;
446
447 short sifs;
448 short pifs;
449 short difs;
450 short eifs;
451
452 u16 beacon_int;
453 u16 ht_opmode;
454};
455
456
457
458
459struct rt2x00lib_crypto {
460 enum cipher cipher;
461
462 enum set_key_cmd cmd;
463 const u8 *address;
464
465 u32 bssidx;
466
467 u8 key[16];
468 u8 tx_mic[8];
469 u8 rx_mic[8];
470
471 int wcid;
472};
473
474
475
476
477
478struct rt2x00intf_conf {
479
480
481
482 enum nl80211_iftype type;
483
484
485
486
487 enum tsf_sync sync;
488
489
490
491
492
493
494
495
496
497
498
499
500
501 __le32 mac[2];
502 __le32 bssid[2];
503};
504
505
506
507
508
509struct rt2x00_sta {
510 int wcid;
511};
512
513static inline struct rt2x00_sta* sta_to_rt2x00_sta(struct ieee80211_sta *sta)
514{
515 return (struct rt2x00_sta *)sta->drv_priv;
516}
517
518
519
520
521struct rt2x00lib_ops {
522
523
524
525 irq_handler_t irq_handler;
526
527
528
529
530 void (*txstatus_tasklet) (struct tasklet_struct *t);
531 void (*pretbtt_tasklet) (struct tasklet_struct *t);
532 void (*tbtt_tasklet) (struct tasklet_struct *t);
533 void (*rxdone_tasklet) (struct tasklet_struct *t);
534 void (*autowake_tasklet) (struct tasklet_struct *t);
535
536
537
538
539 int (*probe_hw) (struct rt2x00_dev *rt2x00dev);
540 char *(*get_firmware_name) (struct rt2x00_dev *rt2x00dev);
541 int (*check_firmware) (struct rt2x00_dev *rt2x00dev,
542 const u8 *data, const size_t len);
543 int (*load_firmware) (struct rt2x00_dev *rt2x00dev,
544 const u8 *data, const size_t len);
545
546
547
548
549 int (*initialize) (struct rt2x00_dev *rt2x00dev);
550 void (*uninitialize) (struct rt2x00_dev *rt2x00dev);
551
552
553
554
555 bool (*get_entry_state) (struct queue_entry *entry);
556 void (*clear_entry) (struct queue_entry *entry);
557
558
559
560
561 int (*set_device_state) (struct rt2x00_dev *rt2x00dev,
562 enum dev_state state);
563 int (*rfkill_poll) (struct rt2x00_dev *rt2x00dev);
564 void (*link_stats) (struct rt2x00_dev *rt2x00dev,
565 struct link_qual *qual);
566 void (*reset_tuner) (struct rt2x00_dev *rt2x00dev,
567 struct link_qual *qual);
568 void (*link_tuner) (struct rt2x00_dev *rt2x00dev,
569 struct link_qual *qual, const u32 count);
570 void (*gain_calibration) (struct rt2x00_dev *rt2x00dev);
571 void (*vco_calibration) (struct rt2x00_dev *rt2x00dev);
572
573
574
575
576 void (*watchdog) (struct rt2x00_dev *rt2x00dev);
577 void (*start_queue) (struct data_queue *queue);
578 void (*kick_queue) (struct data_queue *queue);
579 void (*stop_queue) (struct data_queue *queue);
580 void (*flush_queue) (struct data_queue *queue, bool drop);
581 void (*tx_dma_done) (struct queue_entry *entry);
582
583
584
585
586 void (*write_tx_desc) (struct queue_entry *entry,
587 struct txentry_desc *txdesc);
588 void (*write_tx_data) (struct queue_entry *entry,
589 struct txentry_desc *txdesc);
590 void (*write_beacon) (struct queue_entry *entry,
591 struct txentry_desc *txdesc);
592 void (*clear_beacon) (struct queue_entry *entry);
593 int (*get_tx_data_len) (struct queue_entry *entry);
594
595
596
597
598 void (*fill_rxdone) (struct queue_entry *entry,
599 struct rxdone_entry_desc *rxdesc);
600
601
602
603
604 int (*config_shared_key) (struct rt2x00_dev *rt2x00dev,
605 struct rt2x00lib_crypto *crypto,
606 struct ieee80211_key_conf *key);
607 int (*config_pairwise_key) (struct rt2x00_dev *rt2x00dev,
608 struct rt2x00lib_crypto *crypto,
609 struct ieee80211_key_conf *key);
610 void (*config_filter) (struct rt2x00_dev *rt2x00dev,
611 const unsigned int filter_flags);
612 void (*config_intf) (struct rt2x00_dev *rt2x00dev,
613 struct rt2x00_intf *intf,
614 struct rt2x00intf_conf *conf,
615 const unsigned int flags);
616#define CONFIG_UPDATE_TYPE ( 1 << 1 )
617#define CONFIG_UPDATE_MAC ( 1 << 2 )
618#define CONFIG_UPDATE_BSSID ( 1 << 3 )
619
620 void (*config_erp) (struct rt2x00_dev *rt2x00dev,
621 struct rt2x00lib_erp *erp,
622 u32 changed);
623 void (*config_ant) (struct rt2x00_dev *rt2x00dev,
624 struct antenna_setup *ant);
625 void (*config) (struct rt2x00_dev *rt2x00dev,
626 struct rt2x00lib_conf *libconf,
627 const unsigned int changed_flags);
628 void (*pre_reset_hw) (struct rt2x00_dev *rt2x00dev);
629 int (*sta_add) (struct rt2x00_dev *rt2x00dev,
630 struct ieee80211_vif *vif,
631 struct ieee80211_sta *sta);
632 int (*sta_remove) (struct rt2x00_dev *rt2x00dev,
633 struct ieee80211_sta *sta);
634};
635
636
637
638
639struct rt2x00_ops {
640 const char *name;
641 const unsigned int drv_data_size;
642 const unsigned int max_ap_intf;
643 const unsigned int eeprom_size;
644 const unsigned int rf_size;
645 const unsigned int tx_queues;
646 void (*queue_init)(struct data_queue *queue);
647 const struct rt2x00lib_ops *lib;
648 const void *drv;
649 const struct ieee80211_ops *hw;
650#ifdef CONFIG_RT2X00_LIB_DEBUGFS
651 const struct rt2x00debug *debugfs;
652#endif
653};
654
655
656
657
658enum rt2x00_state_flags {
659
660
661
662 DEVICE_STATE_PRESENT,
663 DEVICE_STATE_REGISTERED_HW,
664 DEVICE_STATE_INITIALIZED,
665 DEVICE_STATE_STARTED,
666 DEVICE_STATE_ENABLED_RADIO,
667 DEVICE_STATE_SCANNING,
668 DEVICE_STATE_FLUSHING,
669 DEVICE_STATE_RESET,
670
671
672
673
674 CONFIG_CHANNEL_HT40,
675 CONFIG_POWERSAVING,
676 CONFIG_HT_DISABLED,
677 CONFIG_MONITORING,
678
679
680
681
682
683 TX_STATUS_READING,
684};
685
686
687
688
689enum rt2x00_capability_flags {
690
691
692
693 REQUIRE_FIRMWARE,
694 REQUIRE_BEACON_GUARD,
695 REQUIRE_ATIM_QUEUE,
696 REQUIRE_DMA,
697 REQUIRE_COPY_IV,
698 REQUIRE_L2PAD,
699 REQUIRE_TXSTATUS_FIFO,
700 REQUIRE_TASKLET_CONTEXT,
701 REQUIRE_SW_SEQNO,
702 REQUIRE_HT_TX_DESC,
703 REQUIRE_PS_AUTOWAKE,
704 REQUIRE_DELAYED_RFKILL,
705
706
707
708
709 CAPABILITY_HW_BUTTON,
710 CAPABILITY_HW_CRYPTO,
711 CAPABILITY_POWER_LIMIT,
712 CAPABILITY_CONTROL_FILTERS,
713 CAPABILITY_CONTROL_FILTER_PSPOLL,
714 CAPABILITY_PRE_TBTT_INTERRUPT,
715 CAPABILITY_LINK_TUNING,
716 CAPABILITY_FRAME_TYPE,
717 CAPABILITY_RF_SEQUENCE,
718 CAPABILITY_EXTERNAL_LNA_A,
719 CAPABILITY_EXTERNAL_LNA_BG,
720 CAPABILITY_DOUBLE_ANTENNA,
721 CAPABILITY_BT_COEXIST,
722 CAPABILITY_VCO_RECALIBRATION,
723 CAPABILITY_EXTERNAL_PA_TX0,
724 CAPABILITY_EXTERNAL_PA_TX1,
725 CAPABILITY_RESTART_HW,
726};
727
728
729
730
731enum {
732 IF_COMB_AP = 0,
733 NUM_IF_COMB,
734};
735
736
737
738
739struct rt2x00_dev {
740
741
742
743
744
745
746
747 struct device *dev;
748
749
750
751
752 const struct rt2x00_ops *ops;
753
754
755
756
757 void *drv_data;
758
759
760
761
762 struct ieee80211_hw *hw;
763 struct ieee80211_supported_band bands[NUM_NL80211_BANDS];
764 struct rt2x00_chan_survey *chan_survey;
765 enum nl80211_band curr_band;
766 int curr_freq;
767
768
769
770
771
772#ifdef CONFIG_RT2X00_LIB_DEBUGFS
773 struct rt2x00debug_intf *debugfs_intf;
774#endif
775
776
777
778
779
780#ifdef CONFIG_RT2X00_LIB_LEDS
781 struct rt2x00_led led_radio;
782 struct rt2x00_led led_assoc;
783 struct rt2x00_led led_qual;
784 u16 led_mcu_reg;
785#endif
786
787
788
789
790
791
792 unsigned long flags;
793
794
795
796
797
798
799 unsigned long cap_flags;
800
801
802
803
804 int irq;
805 const char *name;
806
807
808
809
810 struct rt2x00_chip chip;
811
812
813
814
815 struct hw_mode_spec spec;
816
817
818
819
820
821 struct antenna_setup default_ant;
822
823
824
825
826
827
828 union csr {
829 void __iomem *base;
830 void *cache;
831 } csr;
832
833
834
835
836
837
838
839
840
841
842 struct mutex csr_mutex;
843
844
845
846
847 struct mutex conf_mutex;
848
849
850
851
852
853 unsigned int packet_filter;
854
855
856
857
858
859
860
861
862 unsigned int intf_ap_count;
863 unsigned int intf_sta_count;
864 unsigned int intf_associated;
865 unsigned int intf_beaconing;
866
867
868
869
870 struct ieee80211_iface_limit if_limits_ap;
871 struct ieee80211_iface_combination if_combinations[NUM_IF_COMB];
872
873
874
875
876 struct link link;
877
878
879
880
881 __le16 *eeprom;
882
883
884
885
886
887
888
889
890
891 u32 *rf;
892
893
894
895
896 short lna_gain;
897
898
899
900
901 u16 tx_power;
902
903
904
905
906 u8 short_retry;
907 u8 long_retry;
908
909
910
911
912 u8 rssi_offset;
913
914
915
916
917 u8 freq_offset;
918
919
920
921
922 u16 aid;
923
924
925
926
927 u16 beacon_int;
928
929
930
931
932 unsigned long last_beacon;
933
934
935
936
937
938 struct ieee80211_low_level_stats low_level_stats;
939
940
941
942
943
944
945 struct workqueue_struct *workqueue;
946
947
948
949
950
951
952
953 struct work_struct intf_work;
954
955
956
957
958 struct work_struct rxdone_work;
959 struct work_struct txdone_work;
960
961
962
963
964 struct delayed_work autowakeup_work;
965 struct work_struct sleep_work;
966
967
968
969
970 unsigned int data_queues;
971 struct data_queue *rx;
972 struct data_queue *tx;
973 struct data_queue *bcn;
974 struct data_queue *atim;
975
976
977
978
979 const struct firmware *fw;
980
981
982
983
984 DECLARE_KFIFO_PTR(txstatus_fifo, u32);
985
986
987
988
989 struct hrtimer txstatus_timer;
990
991
992
993
994 struct tasklet_struct txstatus_tasklet;
995 struct tasklet_struct pretbtt_tasklet;
996 struct tasklet_struct tbtt_tasklet;
997 struct tasklet_struct rxdone_tasklet;
998 struct tasklet_struct autowake_tasklet;
999
1000
1001
1002
1003 int rf_channel;
1004
1005
1006
1007
1008 spinlock_t irqmask_lock;
1009
1010
1011
1012
1013 struct list_head bar_list;
1014 spinlock_t bar_list_lock;
1015
1016
1017 unsigned int extra_tx_headroom;
1018
1019 struct usb_anchor *anchor;
1020 unsigned int num_proto_errs;
1021
1022
1023 struct clk *clk;
1024};
1025
1026struct rt2x00_bar_list_entry {
1027 struct list_head list;
1028 struct rcu_head head;
1029
1030 struct queue_entry *entry;
1031 int block_acked;
1032
1033
1034 __u8 ra[6];
1035 __u8 ta[6];
1036 __le16 control;
1037 __le16 start_seq_num;
1038};
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048#define REGISTER_BUSY_COUNT 100
1049#define REGISTER_USB_BUSY_COUNT 20
1050#define REGISTER_BUSY_DELAY 100
1051
1052
1053
1054
1055
1056static inline u32 rt2x00_rf_read(struct rt2x00_dev *rt2x00dev,
1057 const unsigned int word)
1058{
1059 BUG_ON(word < 1 || word > rt2x00dev->ops->rf_size / sizeof(u32));
1060 return rt2x00dev->rf[word - 1];
1061}
1062
1063static inline void rt2x00_rf_write(struct rt2x00_dev *rt2x00dev,
1064 const unsigned int word, u32 data)
1065{
1066 BUG_ON(word < 1 || word > rt2x00dev->ops->rf_size / sizeof(u32));
1067 rt2x00dev->rf[word - 1] = data;
1068}
1069
1070
1071
1072
1073static inline void *rt2x00_eeprom_addr(struct rt2x00_dev *rt2x00dev,
1074 const unsigned int word)
1075{
1076 return (void *)&rt2x00dev->eeprom[word];
1077}
1078
1079static inline u16 rt2x00_eeprom_read(struct rt2x00_dev *rt2x00dev,
1080 const unsigned int word)
1081{
1082 return le16_to_cpu(rt2x00dev->eeprom[word]);
1083}
1084
1085static inline void rt2x00_eeprom_write(struct rt2x00_dev *rt2x00dev,
1086 const unsigned int word, u16 data)
1087{
1088 rt2x00dev->eeprom[word] = cpu_to_le16(data);
1089}
1090
1091static inline u8 rt2x00_eeprom_byte(struct rt2x00_dev *rt2x00dev,
1092 const unsigned int byte)
1093{
1094 return *(((u8 *)rt2x00dev->eeprom) + byte);
1095}
1096
1097
1098
1099
1100static inline void rt2x00_set_chip(struct rt2x00_dev *rt2x00dev,
1101 const u16 rt, const u16 rf, const u16 rev)
1102{
1103 rt2x00dev->chip.rt = rt;
1104 rt2x00dev->chip.rf = rf;
1105 rt2x00dev->chip.rev = rev;
1106
1107 rt2x00_info(rt2x00dev, "Chipset detected - rt: %04x, rf: %04x, rev: %04x\n",
1108 rt2x00dev->chip.rt, rt2x00dev->chip.rf,
1109 rt2x00dev->chip.rev);
1110}
1111
1112static inline void rt2x00_set_rt(struct rt2x00_dev *rt2x00dev,
1113 const u16 rt, const u16 rev)
1114{
1115 rt2x00dev->chip.rt = rt;
1116 rt2x00dev->chip.rev = rev;
1117
1118 rt2x00_info(rt2x00dev, "RT chipset %04x, rev %04x detected\n",
1119 rt2x00dev->chip.rt, rt2x00dev->chip.rev);
1120}
1121
1122static inline void rt2x00_set_rf(struct rt2x00_dev *rt2x00dev, const u16 rf)
1123{
1124 rt2x00dev->chip.rf = rf;
1125
1126 rt2x00_info(rt2x00dev, "RF chipset %04x detected\n",
1127 rt2x00dev->chip.rf);
1128}
1129
1130static inline bool rt2x00_rt(struct rt2x00_dev *rt2x00dev, const u16 rt)
1131{
1132 return (rt2x00dev->chip.rt == rt);
1133}
1134
1135static inline bool rt2x00_rf(struct rt2x00_dev *rt2x00dev, const u16 rf)
1136{
1137 return (rt2x00dev->chip.rf == rf);
1138}
1139
1140static inline u16 rt2x00_rev(struct rt2x00_dev *rt2x00dev)
1141{
1142 return rt2x00dev->chip.rev;
1143}
1144
1145static inline bool rt2x00_rt_rev(struct rt2x00_dev *rt2x00dev,
1146 const u16 rt, const u16 rev)
1147{
1148 return (rt2x00_rt(rt2x00dev, rt) && rt2x00_rev(rt2x00dev) == rev);
1149}
1150
1151static inline bool rt2x00_rt_rev_lt(struct rt2x00_dev *rt2x00dev,
1152 const u16 rt, const u16 rev)
1153{
1154 return (rt2x00_rt(rt2x00dev, rt) && rt2x00_rev(rt2x00dev) < rev);
1155}
1156
1157static inline bool rt2x00_rt_rev_gte(struct rt2x00_dev *rt2x00dev,
1158 const u16 rt, const u16 rev)
1159{
1160 return (rt2x00_rt(rt2x00dev, rt) && rt2x00_rev(rt2x00dev) >= rev);
1161}
1162
1163static inline void rt2x00_set_chip_intf(struct rt2x00_dev *rt2x00dev,
1164 enum rt2x00_chip_intf intf)
1165{
1166 rt2x00dev->chip.intf = intf;
1167}
1168
1169static inline bool rt2x00_intf(struct rt2x00_dev *rt2x00dev,
1170 enum rt2x00_chip_intf intf)
1171{
1172 return (rt2x00dev->chip.intf == intf);
1173}
1174
1175static inline bool rt2x00_is_pci(struct rt2x00_dev *rt2x00dev)
1176{
1177 return rt2x00_intf(rt2x00dev, RT2X00_CHIP_INTF_PCI) ||
1178 rt2x00_intf(rt2x00dev, RT2X00_CHIP_INTF_PCIE);
1179}
1180
1181static inline bool rt2x00_is_pcie(struct rt2x00_dev *rt2x00dev)
1182{
1183 return rt2x00_intf(rt2x00dev, RT2X00_CHIP_INTF_PCIE);
1184}
1185
1186static inline bool rt2x00_is_usb(struct rt2x00_dev *rt2x00dev)
1187{
1188 return rt2x00_intf(rt2x00dev, RT2X00_CHIP_INTF_USB);
1189}
1190
1191static inline bool rt2x00_is_soc(struct rt2x00_dev *rt2x00dev)
1192{
1193 return rt2x00_intf(rt2x00dev, RT2X00_CHIP_INTF_SOC);
1194}
1195
1196
1197
1198static inline bool
1199rt2x00_has_cap_flag(struct rt2x00_dev *rt2x00dev,
1200 enum rt2x00_capability_flags cap_flag)
1201{
1202 return test_bit(cap_flag, &rt2x00dev->cap_flags);
1203}
1204
1205static inline bool
1206rt2x00_has_cap_hw_crypto(struct rt2x00_dev *rt2x00dev)
1207{
1208 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_HW_CRYPTO);
1209}
1210
1211static inline bool
1212rt2x00_has_cap_power_limit(struct rt2x00_dev *rt2x00dev)
1213{
1214 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_POWER_LIMIT);
1215}
1216
1217static inline bool
1218rt2x00_has_cap_control_filters(struct rt2x00_dev *rt2x00dev)
1219{
1220 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_CONTROL_FILTERS);
1221}
1222
1223static inline bool
1224rt2x00_has_cap_control_filter_pspoll(struct rt2x00_dev *rt2x00dev)
1225{
1226 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_CONTROL_FILTER_PSPOLL);
1227}
1228
1229static inline bool
1230rt2x00_has_cap_pre_tbtt_interrupt(struct rt2x00_dev *rt2x00dev)
1231{
1232 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_PRE_TBTT_INTERRUPT);
1233}
1234
1235static inline bool
1236rt2x00_has_cap_link_tuning(struct rt2x00_dev *rt2x00dev)
1237{
1238 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_LINK_TUNING);
1239}
1240
1241static inline bool
1242rt2x00_has_cap_frame_type(struct rt2x00_dev *rt2x00dev)
1243{
1244 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_FRAME_TYPE);
1245}
1246
1247static inline bool
1248rt2x00_has_cap_rf_sequence(struct rt2x00_dev *rt2x00dev)
1249{
1250 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_RF_SEQUENCE);
1251}
1252
1253static inline bool
1254rt2x00_has_cap_external_lna_a(struct rt2x00_dev *rt2x00dev)
1255{
1256 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_EXTERNAL_LNA_A);
1257}
1258
1259static inline bool
1260rt2x00_has_cap_external_lna_bg(struct rt2x00_dev *rt2x00dev)
1261{
1262 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_EXTERNAL_LNA_BG);
1263}
1264
1265static inline bool
1266rt2x00_has_cap_double_antenna(struct rt2x00_dev *rt2x00dev)
1267{
1268 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_DOUBLE_ANTENNA);
1269}
1270
1271static inline bool
1272rt2x00_has_cap_bt_coexist(struct rt2x00_dev *rt2x00dev)
1273{
1274 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_BT_COEXIST);
1275}
1276
1277static inline bool
1278rt2x00_has_cap_vco_recalibration(struct rt2x00_dev *rt2x00dev)
1279{
1280 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_VCO_RECALIBRATION);
1281}
1282
1283static inline bool
1284rt2x00_has_cap_restart_hw(struct rt2x00_dev *rt2x00dev)
1285{
1286 return rt2x00_has_cap_flag(rt2x00dev, CAPABILITY_RESTART_HW);
1287}
1288
1289
1290
1291
1292
1293
1294
1295int rt2x00queue_map_txskb(struct queue_entry *entry);
1296
1297
1298
1299
1300
1301void rt2x00queue_unmap_skb(struct queue_entry *entry);
1302
1303
1304
1305
1306
1307
1308
1309
1310static inline struct data_queue *
1311rt2x00queue_get_tx_queue(struct rt2x00_dev *rt2x00dev,
1312 const enum data_queue_qid queue)
1313{
1314 if (queue < rt2x00dev->ops->tx_queues && rt2x00dev->tx)
1315 return &rt2x00dev->tx[queue];
1316
1317 if (queue == QID_ATIM)
1318 return rt2x00dev->atim;
1319
1320 return NULL;
1321}
1322
1323
1324
1325
1326
1327
1328struct queue_entry *rt2x00queue_get_entry(struct data_queue *queue,
1329 enum queue_index index);
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339void rt2x00queue_pause_queue(struct data_queue *queue);
1340
1341
1342
1343
1344
1345
1346
1347
1348void rt2x00queue_unpause_queue(struct data_queue *queue);
1349
1350
1351
1352
1353
1354
1355
1356void rt2x00queue_start_queue(struct data_queue *queue);
1357
1358
1359
1360
1361
1362
1363
1364void rt2x00queue_stop_queue(struct data_queue *queue);
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374void rt2x00queue_flush_queue(struct data_queue *queue, bool drop);
1375
1376
1377
1378
1379
1380
1381
1382void rt2x00queue_start_queues(struct rt2x00_dev *rt2x00dev);
1383
1384
1385
1386
1387
1388
1389
1390
1391void rt2x00queue_stop_queues(struct rt2x00_dev *rt2x00dev);
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401void rt2x00queue_flush_queues(struct rt2x00_dev *rt2x00dev, bool drop);
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412#ifdef CONFIG_RT2X00_LIB_DEBUGFS
1413void rt2x00debug_dump_frame(struct rt2x00_dev *rt2x00dev,
1414 enum rt2x00_dump_type type, struct queue_entry *entry);
1415#else
1416static inline void rt2x00debug_dump_frame(struct rt2x00_dev *rt2x00dev,
1417 enum rt2x00_dump_type type,
1418 struct queue_entry *entry)
1419{
1420}
1421#endif
1422
1423
1424
1425
1426u32 rt2x00lib_get_bssidx(struct rt2x00_dev *rt2x00dev,
1427 struct ieee80211_vif *vif);
1428void rt2x00lib_set_mac_address(struct rt2x00_dev *rt2x00dev, u8 *eeprom_mac_addr);
1429
1430
1431
1432
1433void rt2x00lib_beacondone(struct rt2x00_dev *rt2x00dev);
1434void rt2x00lib_pretbtt(struct rt2x00_dev *rt2x00dev);
1435void rt2x00lib_dmastart(struct queue_entry *entry);
1436void rt2x00lib_dmadone(struct queue_entry *entry);
1437void rt2x00lib_txdone(struct queue_entry *entry,
1438 struct txdone_entry_desc *txdesc);
1439void rt2x00lib_txdone_nomatch(struct queue_entry *entry,
1440 struct txdone_entry_desc *txdesc);
1441void rt2x00lib_txdone_noinfo(struct queue_entry *entry, u32 status);
1442void rt2x00lib_rxdone(struct queue_entry *entry, gfp_t gfp);
1443
1444
1445
1446
1447void rt2x00mac_tx(struct ieee80211_hw *hw,
1448 struct ieee80211_tx_control *control,
1449 struct sk_buff *skb);
1450int rt2x00mac_start(struct ieee80211_hw *hw);
1451void rt2x00mac_stop(struct ieee80211_hw *hw);
1452void rt2x00mac_reconfig_complete(struct ieee80211_hw *hw,
1453 enum ieee80211_reconfig_type reconfig_type);
1454int rt2x00mac_add_interface(struct ieee80211_hw *hw,
1455 struct ieee80211_vif *vif);
1456void rt2x00mac_remove_interface(struct ieee80211_hw *hw,
1457 struct ieee80211_vif *vif);
1458int rt2x00mac_config(struct ieee80211_hw *hw, u32 changed);
1459void rt2x00mac_configure_filter(struct ieee80211_hw *hw,
1460 unsigned int changed_flags,
1461 unsigned int *total_flags,
1462 u64 multicast);
1463int rt2x00mac_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta,
1464 bool set);
1465#ifdef CONFIG_RT2X00_LIB_CRYPTO
1466int rt2x00mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
1467 struct ieee80211_vif *vif, struct ieee80211_sta *sta,
1468 struct ieee80211_key_conf *key);
1469#else
1470#define rt2x00mac_set_key NULL
1471#endif
1472void rt2x00mac_sw_scan_start(struct ieee80211_hw *hw,
1473 struct ieee80211_vif *vif,
1474 const u8 *mac_addr);
1475void rt2x00mac_sw_scan_complete(struct ieee80211_hw *hw,
1476 struct ieee80211_vif *vif);
1477int rt2x00mac_get_stats(struct ieee80211_hw *hw,
1478 struct ieee80211_low_level_stats *stats);
1479void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw,
1480 struct ieee80211_vif *vif,
1481 struct ieee80211_bss_conf *bss_conf,
1482 u32 changes);
1483int rt2x00mac_conf_tx(struct ieee80211_hw *hw,
1484 struct ieee80211_vif *vif, u16 queue,
1485 const struct ieee80211_tx_queue_params *params);
1486void rt2x00mac_rfkill_poll(struct ieee80211_hw *hw);
1487void rt2x00mac_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1488 u32 queues, bool drop);
1489int rt2x00mac_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant);
1490int rt2x00mac_get_antenna(struct ieee80211_hw *hw, u32 *tx_ant, u32 *rx_ant);
1491void rt2x00mac_get_ringparam(struct ieee80211_hw *hw,
1492 u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max);
1493bool rt2x00mac_tx_frames_pending(struct ieee80211_hw *hw);
1494
1495
1496
1497
1498int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev);
1499void rt2x00lib_remove_dev(struct rt2x00_dev *rt2x00dev);
1500
1501int rt2x00lib_suspend(struct rt2x00_dev *rt2x00dev);
1502int rt2x00lib_resume(struct rt2x00_dev *rt2x00dev);
1503
1504#endif
1505