summaryrefslogtreecommitdiff
path: root/include/linux/ieee80211.h
blob: 2b5e500bf0930f546403edd8dab60a4a76f43e0b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
1731
1732
1733
1734
1735
1736
1737
1738
1739
1740
1741
1742
1743
1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808
1809
1810
1811
1812
1813
1814
1815
1816
1817
1818
1819
1820
1821
1822
1823
1824
1825
1826
1827
1828
1829
1830
1831
1832
1833
1834
1835
1836
1837
1838
1839
1840
1841
1842
1843
1844
1845
1846
1847
1848
1849
1850
1851
1852
1853
1854
1855
1856
1857
1858
1859
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
1873
1874
1875
1876
1877
1878
1879
1880
1881
1882
1883
1884
1885
1886
1887
1888
1889
1890
1891
1892
1893
1894
1895
1896
1897
1898
1899
1900
1901
1902
1903
1904
1905
1906
1907
1908
1909
1910
1911
1912
1913
1914
1915
1916
1917
1918
1919
1920
1921
1922
1923
1924
1925
1926
1927
1928
1929
1930
1931
1932
1933
1934
1935
1936
1937
1938
1939
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
2027
2028
2029
2030
2031
2032
2033
2034
2035
2036
2037
2038
2039
2040
2041
2042
2043
2044
2045
2046
2047
2048
2049
2050
2051
2052
2053
2054
2055
2056
2057
2058
2059
2060
2061
2062
2063
2064
2065
2066
2067
2068
2069
2070
2071
2072
2073
2074
2075
2076
2077
2078
2079
2080
2081
2082
2083
2084
2085
2086
2087
2088
2089
2090
2091
2092
2093
2094
2095
2096
2097
2098
2099
2100
2101
2102
2103
2104
2105
2106
2107
2108
2109
2110
2111
2112
2113
2114
2115
2116
2117
2118
2119
2120
2121
2122
2123
2124
2125
2126
2127
2128
2129
2130
2131
2132
2133
2134
2135
2136
2137
2138
2139
2140
2141
2142
2143
2144
2145
2146
2147
2148
2149
2150
2151
2152
2153
2154
2155
2156
2157
2158
2159
2160
2161
2162
2163
2164
2165
2166
2167
2168
2169
2170
2171
2172
2173
2174
2175
2176
2177
2178
2179
2180
2181
2182
2183
2184
2185
2186
2187
2188
2189
2190
2191
2192
2193
2194
2195
2196
2197
2198
2199
2200
2201
2202
2203
2204
2205
2206
2207
2208
2209
2210
2211
2212
2213
2214
2215
2216
2217
2218
2219
2220
2221
2222
2223
2224
2225
2226
2227
2228
2229
2230
2231
2232
2233
2234
2235
2236
2237
2238
2239
2240
2241
2242
2243
2244
2245
2246
2247
2248
2249
2250
2251
2252
2253
2254
2255
2256
2257
2258
2259
2260
2261
2262
2263
2264
2265
2266
2267
2268
2269
2270
2271
2272
2273
2274
2275
2276
2277
2278
2279
2280
2281
2282
2283
2284
2285
2286
2287
2288
2289
2290
2291
2292
2293
2294
2295
2296
2297
2298
2299
2300
2301
2302
2303
2304
2305
2306
2307
2308
2309
2310
2311
2312
2313
2314
2315
2316
2317
2318
2319
2320
2321
2322
2323
2324
2325
2326
2327
2328
2329
2330
2331
2332
2333
2334
2335
2336
2337
2338
2339
2340
2341
2342
2343
2344
2345
2346
2347
2348
2349
2350
2351
2352
2353
2354
2355
2356
2357
2358
2359
2360
2361
2362
2363
2364
2365
2366
2367
2368
2369
2370
2371
2372
2373
2374
2375
2376
2377
2378
2379
2380
2381
2382
2383
2384
2385
2386
2387
2388
2389
2390
2391
2392
2393
2394
2395
2396
2397
2398
2399
2400
2401
2402
2403
2404
2405
2406
2407
2408
2409
2410
2411
2412
2413
2414
2415
2416
2417
2418
2419
2420
2421
2422
2423
2424
2425
2426
2427
2428
2429
2430
2431
2432
2433
2434
2435
2436
2437
2438
2439
2440
2441
2442
2443
2444
2445
2446
2447
2448
2449
2450
2451
2452
2453
2454
2455
2456
2457
2458
2459
2460
2461
2462
2463
2464
2465
2466
2467
2468
2469
2470
2471
2472
2473
2474
2475
2476
2477
2478
2479
2480
2481
2482
2483
2484
2485
2486
2487
2488
2489
2490
2491
2492
2493
2494
2495
2496
2497
2498
2499
2500
2501
2502
2503
2504
2505
2506
2507
2508
2509
2510
2511
2512
2513
2514
2515
2516
2517
2518
2519
2520
2521
2522
2523
2524
2525
2526
2527
2528
2529
2530
2531
2532
2533
2534
2535
2536
2537
2538
2539
2540
2541
2542
2543
2544
2545
2546
2547
2548
2549
2550
2551
2552
2553
2554
2555
2556
2557
2558
2559
2560
2561
2562
2563
2564
2565
2566
2567
2568
2569
2570
2571
2572
2573
2574
2575
2576
2577
2578
2579
2580
2581
2582
2583
2584
2585
2586
2587
2588
2589
2590
2591
2592
2593
2594
2595
2596
2597
2598
2599
2600
2601
2602
2603
2604
2605
2606
2607
2608
2609
2610
2611
2612
2613
2614
2615
2616
2617
2618
2619
2620
2621
2622
2623
2624
2625
2626
2627
2628
2629
2630
2631
2632
2633
2634
2635
2636
2637
2638
2639
2640
2641
2642
2643
2644
2645
2646
2647
2648
2649
2650
2651
2652
2653
2654
2655
2656
2657
2658
2659
2660
2661
2662
2663
2664
2665
2666
2667
2668
2669
2670
2671
2672
2673
2674
2675
2676
2677
2678
2679
2680
2681
2682
2683
2684
2685
2686
2687
2688
2689
2690
2691
2692
2693
2694
2695
2696
2697
2698
2699
2700
2701
2702
2703
2704
2705
2706
2707
2708
2709
2710
2711
2712
2713
2714
2715
2716
2717
2718
2719
2720
2721
2722
2723
2724
2725
2726
2727
2728
2729
2730
2731
2732
2733
2734
2735
2736
2737
2738
2739
2740
2741
2742
2743
2744
2745
2746
2747
2748
2749
2750
2751
2752
2753
2754
2755
2756
2757
2758
2759
2760
2761
2762
2763
2764
2765
2766
2767
2768
2769
2770
2771
2772
2773
2774
2775
2776
2777
2778
2779
2780
2781
2782
2783
2784
2785
2786
2787
2788
2789
2790
2791
2792
2793
2794
2795
2796
2797
2798
2799
2800
2801
2802
2803
2804
2805
2806
2807
2808
2809
2810
2811
2812
2813
2814
2815
2816
2817
2818
2819
2820
2821
2822
2823
2824
2825
2826
2827
2828
2829
2830
2831
2832
2833
2834
2835
2836
2837
2838
2839
2840
2841
2842
2843
2844
2845
2846
2847
2848
2849
2850
2851
2852
2853
2854
2855
2856
2857
2858
2859
2860
2861
2862
2863
2864
2865
2866
2867
2868
2869
2870
2871
2872
2873
2874
2875
2876
2877
2878
2879
2880
2881
2882
2883
2884
2885
2886
2887
2888
2889
2890
2891
2892
2893
2894
2895
2896
2897
2898
2899
2900
2901
2902
2903
2904
2905
2906
2907
2908
2909
2910
2911
2912
2913
2914
2915
2916
2917
2918
2919
2920
2921
2922
2923
2924
2925
2926
2927
2928
2929
2930
2931
2932
2933
2934
2935
2936
2937
2938
2939
2940
2941
2942
2943
2944
2945
2946
2947
2948
2949
2950
2951
2952
2953
2954
2955
2956
2957
2958
2959
2960
2961
2962
2963
2964
2965
2966
2967
2968
2969
2970
2971
2972
2973
2974
2975
2976
2977
2978
2979
2980
2981
2982
2983
2984
2985
2986
2987
2988
2989
2990
2991
2992
2993
2994
2995
2996
2997
2998
2999
3000
3001
3002
3003
3004
3005
3006
3007
3008
3009
3010
3011
3012
3013
3014
3015
3016
3017
3018
3019
3020
3021
3022
3023
3024
3025
3026
3027
3028
3029
3030
3031
3032
3033
3034
3035
3036
3037
3038
3039
3040
3041
3042
3043
3044
3045
3046
3047
3048
3049
3050
3051
3052
3053
3054
3055
3056
3057
3058
3059
3060
3061
3062
3063
3064
3065
3066
3067
3068
3069
3070
3071
3072
3073
3074
3075
3076
3077
3078
3079
3080
3081
3082
3083
3084
3085
3086
3087
3088
3089
3090
3091
3092
3093
3094
3095
3096
3097
3098
3099
3100
3101
3102
3103
3104
3105
3106
3107
3108
3109
3110
3111
3112
3113
3114
3115
3116
3117
3118
3119
3120
3121
3122
3123
3124
3125
3126
3127
3128
3129
3130
3131
3132
3133
3134
3135
3136
3137
3138
3139
3140
3141
3142
3143
3144
3145
3146
3147
3148
3149
3150
3151
3152
3153
3154
3155
3156
3157
3158
3159
3160
3161
3162
3163
3164
3165
3166
3167
3168
3169
3170
3171
3172
3173
3174
3175
3176
3177
3178
3179
3180
3181
3182
3183
3184
3185
3186
3187
3188
3189
3190
3191
3192
3193
3194
3195
3196
3197
3198
3199
3200
3201
3202
3203
3204
3205
3206
3207
3208
3209
3210
3211
3212
3213
3214
3215
3216
3217
3218
3219
3220
3221
3222
3223
3224
3225
3226
3227
3228
3229
3230
3231
3232
3233
3234
3235
3236
3237
3238
3239
3240
3241
3242
3243
3244
3245
3246
3247
3248
3249
3250
3251
3252
3253
3254
3255
3256
3257
3258
3259
3260
3261
3262
3263
3264
3265
3266
3267
3268
3269
3270
3271
3272
3273
3274
3275
3276
3277
3278
3279
3280
3281
3282
3283
3284
3285
3286
3287
3288
3289
3290
3291
3292
3293
3294
3295
3296
3297
3298
3299
3300
3301
3302
3303
3304
3305
3306
3307
3308
3309
3310
3311
3312
3313
3314
3315
3316
3317
3318
3319
3320
3321
3322
3323
3324
3325
3326
3327
3328
3329
3330
3331
3332
3333
3334
3335
3336
3337
3338
3339
3340
3341
3342
3343
3344
3345
3346
3347
3348
3349
3350
3351
3352
3353
3354
3355
3356
3357
3358
3359
3360
3361
3362
3363
3364
3365
3366
3367
3368
3369
3370
3371
3372
3373
3374
3375
3376
3377
3378
3379
3380
3381
3382
3383
3384
3385
3386
3387
3388
3389
3390
3391
3392
3393
3394
3395
3396
3397
3398
3399
3400
3401
3402
3403
3404
3405
3406
3407
3408
3409
3410
3411
3412
3413
3414
3415
3416
3417
3418
3419
3420
3421
3422
3423
3424
3425
3426
3427
3428
3429
3430
3431
3432
3433
3434
3435
3436
3437
3438
3439
3440
3441
3442
3443
3444
3445
3446
3447
3448
3449
3450
3451
3452
3453
3454
3455
3456
3457
3458
3459
3460
3461
3462
3463
3464
3465
3466
3467
3468
3469
3470
3471
3472
3473
3474
3475
3476
3477
3478
3479
3480
3481
3482
3483
3484
3485
3486
3487
3488
3489
3490
3491
3492
3493
3494
3495
3496
3497
3498
3499
3500
3501
3502
3503
3504
3505
3506
3507
3508
3509
3510
3511
3512
3513
3514
3515
3516
3517
3518
3519
3520
3521
3522
3523
3524
3525
3526
3527
3528
3529
3530
3531
3532
3533
3534
3535
3536
3537
3538
3539
3540
3541
3542
3543
3544
3545
3546
3547
3548
3549
3550
3551
3552
3553
3554
3555
3556
3557
3558
3559
3560
3561
3562
3563
3564
3565
3566
3567
3568
3569
3570
3571
3572
3573
3574
3575
3576
3577
3578
3579
3580
3581
3582
3583
3584
3585
3586
3587
3588
3589
3590
3591
3592
3593
3594
3595
3596
3597
3598
3599
3600
3601
3602
3603
3604
3605
3606
3607
3608
3609
3610
3611
3612
3613
3614
3615
3616
3617
3618
3619
3620
3621
3622
3623
3624
3625
3626
3627
3628
3629
3630
3631
3632
3633
3634
3635
3636
3637
3638
3639
3640
3641
3642
3643
3644
3645
3646
3647
3648
3649
3650
3651
3652
3653
3654
3655
3656
3657
3658
3659
3660
3661
3662
3663
3664
3665
3666
3667
3668
3669
3670
3671
3672
3673
3674
3675
3676
3677
3678
3679
3680
3681
3682
3683
3684
3685
3686
3687
3688
3689
3690
3691
3692
3693
3694
3695
3696
3697
3698
3699
3700
3701
3702
3703
3704
3705
3706
3707
3708
3709
3710
3711
3712
3713
3714
3715
3716
3717
3718
3719
3720
3721
3722
3723
3724
3725
3726
3727
3728
3729
3730
3731
3732
3733
3734
3735
3736
3737
3738
3739
3740
3741
3742
3743
3744
3745
3746
3747
3748
3749
3750
3751
3752
3753
3754
3755
3756
3757
3758
3759
3760
3761
3762
3763
3764
3765
3766
3767
3768
3769
3770
3771
3772
3773
3774
3775
3776
3777
3778
3779
3780
3781
3782
3783
3784
3785
3786
3787
3788
3789
3790
3791
3792
3793
3794
3795
3796
3797
3798
3799
3800
3801
3802
3803
3804
3805
3806
3807
3808
3809
3810
3811
3812
3813
3814
3815
3816
3817
3818
3819
3820
3821
3822
3823
3824
3825
3826
3827
3828
3829
3830
3831
3832
3833
3834
3835
3836
3837
3838
3839
3840
3841
3842
3843
3844
3845
3846
3847
3848
3849
3850
3851
3852
3853
3854
3855
3856
3857
3858
3859
3860
3861
3862
3863
3864
3865
3866
3867
3868
3869
3870
3871
3872
3873
3874
3875
3876
3877
3878
3879
3880
3881
3882
3883
3884
3885
3886
3887
3888
3889
3890
3891
3892
3893
3894
3895
3896
3897
3898
3899
3900
3901
3902
3903
3904
3905
3906
3907
3908
3909
3910
3911
3912
3913
3914
3915
3916
3917
3918
3919
3920
3921
3922
3923
3924
3925
3926
3927
3928
3929
3930
3931
3932
3933
3934
3935
3936
3937
3938
3939
3940
3941
3942
3943
3944
3945
3946
3947
3948
3949
3950
3951
3952
3953
3954
3955
3956
3957
3958
3959
3960
3961
3962
3963
3964
3965
3966
3967
3968
3969
3970
3971
3972
3973
3974
3975
3976
3977
3978
3979
3980
3981
3982
3983
3984
3985
3986
3987
3988
3989
3990
3991
3992
3993
3994
3995
3996
3997
3998
3999
4000
4001
4002
4003
4004
4005
4006
4007
4008
4009
4010
4011
4012
4013
4014
4015
4016
4017
4018
4019
4020
4021
4022
4023
4024
4025
4026
4027
4028
4029
4030
4031
4032
4033
4034
4035
4036
4037
4038
4039
4040
4041
4042
4043
4044
4045
4046
4047
4048
4049
4050
4051
4052
4053
4054
4055
4056
4057
4058
4059
4060
4061
4062
4063
4064
4065
4066
4067
4068
4069
4070
4071
4072
4073
4074
4075
4076
4077
4078
4079
4080
4081
4082
4083
4084
4085
4086
4087
4088
4089
4090
4091
4092
4093
4094
4095
4096
4097
4098
4099
4100
4101
4102
4103
4104
4105
4106
4107
4108
4109
4110
4111
4112
4113
4114
4115
4116
4117
4118
4119
4120
4121
4122
4123
4124
4125
4126
4127
4128
4129
4130
4131
4132
4133
4134
4135
4136
4137
4138
4139
4140
4141
4142
4143
4144
4145
4146
4147
4148
4149
4150
4151
4152
4153
4154
4155
4156
4157
4158
4159
4160
4161
4162
4163
4164
4165
4166
4167
4168
4169
4170
4171
4172
4173
4174
4175
4176
4177
4178
4179
4180
4181
4182
4183
4184
4185
4186
4187
4188
4189
4190
4191
4192
4193
4194
4195
4196
4197
4198
4199
4200
4201
4202
4203
4204
4205
4206
4207
4208
4209
4210
4211
4212
4213
4214
4215
4216
4217
4218
4219
4220
4221
4222
4223
4224
4225
4226
4227
4228
4229
4230
4231
4232
4233
4234
4235
4236
4237
4238
4239
4240
4241
4242
4243
4244
4245
4246
4247
4248
4249
4250
4251
4252
4253
4254
4255
4256
4257
4258
4259
4260
4261
4262
4263
4264
4265
4266
4267
4268
4269
4270
4271
4272
4273
4274
4275
4276
4277
4278
4279
4280
4281
4282
4283
4284
4285
4286
4287
4288
4289
4290
4291
4292
4293
4294
4295
4296
4297
4298
4299
4300
4301
4302
4303
4304
4305
4306
4307
4308
4309
4310
4311
4312
4313
4314
4315
4316
4317
4318
4319
4320
4321
4322
4323
4324
4325
4326
4327
4328
4329
4330
4331
4332
4333
4334
4335
4336
4337
4338
4339
4340
4341
4342
4343
4344
4345
4346
4347
4348
4349
4350
4351
4352
4353
4354
4355
4356
4357
4358
4359
4360
4361
4362
4363
4364
4365
4366
4367
4368
4369
4370
4371
4372
4373
4374
4375
4376
4377
4378
4379
4380
4381
4382
4383
4384
4385
4386
4387
4388
4389
4390
4391
4392
4393
4394
4395
4396
4397
4398
4399
4400
4401
4402
4403
4404
4405
4406
4407
4408
4409
4410
4411
4412
4413
4414
4415
4416
4417
4418
4419
4420
4421
4422
4423
4424
4425
4426
4427
4428
4429
4430
4431
4432
4433
4434
4435
4436
4437
4438
4439
4440
4441
4442
4443
4444
4445
4446
4447
4448
4449
4450
4451
4452
4453
4454
4455
4456
4457
4458
4459
4460
4461
4462
4463
4464
4465
4466
4467
4468
4469
4470
4471
4472
4473
4474
4475
4476
4477
4478
4479
4480
4481
4482
4483
4484
4485
4486
4487
4488
4489
4490
4491
4492
4493
4494
4495
4496
4497
4498
4499
4500
4501
4502
4503
4504
4505
4506
4507
4508
4509
4510
4511
4512
4513
4514
4515
4516
4517
4518
4519
4520
4521
4522
4523
4524
4525
4526
4527
4528
4529
4530
4531
4532
4533
4534
4535
4536
4537
4538
4539
4540
4541
4542
4543
4544
4545
4546
4547
4548
4549
4550
4551
4552
4553
4554
4555
4556
4557
4558
4559
4560
4561
4562
4563
4564
4565
4566
4567
4568
4569
4570
4571
4572
4573
4574
4575
4576
4577
4578
4579
4580
4581
4582
4583
4584
4585
4586
4587
4588
4589
4590
4591
4592
4593
4594
4595
4596
4597
4598
4599
4600
4601
4602
4603
4604
4605
4606
4607
4608
4609
4610
4611
4612
4613
4614
4615
4616
4617
4618
4619
4620
4621
4622
4623
4624
4625
4626
4627
4628
4629
4630
4631
4632
4633
4634
4635
4636
4637
4638
4639
4640
4641
4642
4643
4644
4645
4646
4647
4648
4649
4650
4651
4652
4653
4654
4655
4656
4657
4658
4659
4660
4661
4662
4663
4664
4665
4666
4667
4668
4669
4670
4671
4672
4673
4674
4675
4676
4677
4678
4679
4680
4681
4682
4683
4684
4685
4686
4687
4688
4689
4690
4691
4692
4693
4694
4695
4696
4697
4698
4699
4700
4701
4702
4703
4704
4705
4706
4707
4708
4709
4710
4711
4712
4713
4714
4715
4716
4717
4718
4719
4720
4721
4722
4723
4724
4725
4726
4727
4728
4729
4730
4731
4732
4733
4734
4735
4736
4737
4738
4739
4740
4741
4742
4743
4744
4745
4746
4747
4748
4749
4750
4751
4752
4753
4754
4755
4756
4757
4758
4759
4760
4761
4762
4763
4764
4765
4766
4767
4768
4769
4770
4771
4772
4773
4774
4775
4776
4777
4778
4779
4780
4781
4782
4783
4784
4785
4786
4787
4788
4789
4790
4791
4792
4793
4794
4795
4796
4797
4798
4799
4800
4801
4802
4803
4804
4805
4806
4807
4808
4809
4810
4811
4812
4813
4814
4815
4816
4817
4818
4819
4820
4821
4822
4823
4824
4825
4826
4827
4828
4829
4830
4831
4832
4833
4834
4835
4836
4837
4838
4839
4840
4841
4842
4843
4844
4845
4846
4847
4848
4849
4850
4851
4852
4853
4854
4855
4856
4857
4858
4859
4860
4861
4862
4863
4864
4865
4866
4867
4868
4869
4870
4871
4872
4873
4874
4875
4876
4877
4878
4879
4880
4881
4882
4883
4884
4885
4886
4887
4888
4889
4890
4891
4892
4893
4894
4895
4896
4897
4898
4899
4900
4901
4902
4903
4904
4905
4906
4907
4908
4909
4910
4911
4912
4913
4914
4915
4916
4917
4918
4919
4920
4921
4922
4923
4924
4925
4926
4927
4928
4929
4930
4931
4932
4933
4934
4935
4936
4937
4938
4939
4940
4941
4942
4943
4944
4945
4946
4947
4948
4949
4950
4951
4952
4953
4954
4955
4956
4957
4958
4959
4960
4961
4962
4963
4964
4965
4966
4967
4968
4969
4970
4971
4972
4973
4974
4975
4976
4977
4978
4979
4980
4981
4982
4983
4984
4985
4986
4987
4988
4989
4990
4991
4992
4993
4994
4995
4996
4997
4998
4999
5000
5001
5002
5003
5004
5005
5006
5007
5008
5009
5010
5011
5012
5013
5014
5015
5016
5017
5018
5019
5020
5021
5022
5023
5024
5025
5026
5027
5028
5029
5030
5031
5032
5033
5034
5035
5036
5037
5038
5039
5040
5041
5042
5043
5044
5045
5046
5047
5048
5049
5050
5051
5052
5053
5054
5055
5056
5057
5058
5059
5060
5061
5062
5063
5064
5065
5066
5067
5068
5069
5070
5071
5072
5073
5074
5075
5076
5077
5078
5079
5080
5081
5082
5083
5084
5085
5086
5087
5088
5089
5090
5091
5092
5093
5094
5095
5096
5097
5098
5099
5100
5101
5102
5103
5104
5105
5106
5107
5108
5109
5110
5111
5112
5113
5114
5115
5116
5117
5118
5119
5120
5121
5122
5123
5124
5125
5126
5127
5128
5129
5130
5131
5132
5133
5134
5135
5136
5137
5138
5139
5140
5141
5142
5143
5144
5145
5146
5147
5148
5149
5150
5151
5152
5153
5154
5155
5156
5157
5158
5159
5160
5161
5162
5163
5164
5165
5166
5167
5168
5169
5170
5171
5172
5173
5174
5175
5176
5177
5178
5179
5180
5181
5182
5183
5184
5185
5186
5187
5188
5189
5190
5191
5192
5193
5194
5195
5196
5197
5198
5199
5200
5201
5202
5203
5204
5205
5206
5207
5208
5209
5210
5211
5212
5213
5214
5215
5216
5217
5218
5219
5220
5221
5222
5223
5224
5225
5226
5227
5228
5229
5230
5231
5232
5233
5234
5235
5236
5237
5238
5239
5240
5241
5242
5243
5244
5245
5246
5247
5248
5249
5250
5251
5252
5253
5254
5255
5256
5257
5258
5259
5260
5261
5262
/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * IEEE 802.11 defines
 *
 * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
 * <jkmaline@cc.hut.fi>
 * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi>
 * Copyright (c) 2005, Devicescape Software, Inc.
 * Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net>
 * Copyright (c) 2013 - 2014 Intel Mobile Communications GmbH
 * Copyright (c) 2016 - 2017 Intel Deutschland GmbH
 * Copyright (c) 2018 - 2023 Intel Corporation
 */

#ifndef LINUX_IEEE80211_H
#define LINUX_IEEE80211_H

#include <linux/types.h>
#include <linux/if_ether.h>
#include <linux/etherdevice.h>
#include <linux/bitfield.h>
#include <asm/byteorder.h>
#include <asm/unaligned.h>

/*
 * DS bit usage
 *
 * TA = transmitter address
 * RA = receiver address
 * DA = destination address
 * SA = source address
 *
 * ToDS    FromDS  A1(RA)  A2(TA)  A3      A4      Use
 * -----------------------------------------------------------------
 *  0       0       DA      SA      BSSID   -       IBSS/DLS
 *  0       1       DA      BSSID   SA      -       AP -> STA
 *  1       0       BSSID   SA      DA      -       AP <- STA
 *  1       1       RA      TA      DA      SA      unspecified (WDS)
 */

#define FCS_LEN 4

#define IEEE80211_FCTL_VERS		0x0003
#define IEEE80211_FCTL_FTYPE		0x000c
#define IEEE80211_FCTL_STYPE		0x00f0
#define IEEE80211_FCTL_TODS		0x0100
#define IEEE80211_FCTL_FROMDS		0x0200
#define IEEE80211_FCTL_MOREFRAGS	0x0400
#define IEEE80211_FCTL_RETRY		0x0800
#define IEEE80211_FCTL_PM		0x1000
#define IEEE80211_FCTL_MOREDATA		0x2000
#define IEEE80211_FCTL_PROTECTED	0x4000
#define IEEE80211_FCTL_ORDER		0x8000
#define IEEE80211_FCTL_CTL_EXT		0x0f00

#define IEEE80211_SCTL_FRAG		0x000F
#define IEEE80211_SCTL_SEQ		0xFFF0

#define IEEE80211_FTYPE_MGMT		0x0000
#define IEEE80211_FTYPE_CTL		0x0004
#define IEEE80211_FTYPE_DATA		0x0008
#define IEEE80211_FTYPE_EXT		0x000c

/* management */
#define IEEE80211_STYPE_ASSOC_REQ	0x0000
#define IEEE80211_STYPE_ASSOC_RESP	0x0010
#define IEEE80211_STYPE_REASSOC_REQ	0x0020
#define IEEE80211_STYPE_REASSOC_RESP	0x0030
#define IEEE80211_STYPE_PROBE_REQ	0x0040
#define IEEE80211_STYPE_PROBE_RESP	0x0050
#define IEEE80211_STYPE_BEACON		0x0080
#define IEEE80211_STYPE_ATIM		0x0090
#define IEEE80211_STYPE_DISASSOC	0x00A0
#define IEEE80211_STYPE_AUTH		0x00B0
#define IEEE80211_STYPE_DEAUTH		0x00C0
#define IEEE80211_STYPE_ACTION		0x00D0

/* control */
#define IEEE80211_STYPE_TRIGGER		0x0020
#define IEEE80211_STYPE_CTL_EXT		0x0060
#define IEEE80211_STYPE_BACK_REQ	0x0080
#define IEEE80211_STYPE_BACK		0x0090
#define IEEE80211_STYPE_PSPOLL		0x00A0
#define IEEE80211_STYPE_RTS		0x00B0
#define IEEE80211_STYPE_CTS		0x00C0
#define IEEE80211_STYPE_ACK		0x00D0
#define IEEE80211_STYPE_CFEND		0x00E0
#define IEEE80211_STYPE_CFENDACK	0x00F0

/* data */
#define IEEE80211_STYPE_DATA			0x0000
#define IEEE80211_STYPE_DATA_CFACK		0x0010
#define IEEE80211_STYPE_DATA_CFPOLL		0x0020
#define IEEE80211_STYPE_DATA_CFACKPOLL		0x0030
#define IEEE80211_STYPE_NULLFUNC		0x0040
#define IEEE80211_STYPE_CFACK			0x0050
#define IEEE80211_STYPE_CFPOLL			0x0060
#define IEEE80211_STYPE_CFACKPOLL		0x0070
#define IEEE80211_STYPE_QOS_DATA		0x0080
#define IEEE80211_STYPE_QOS_DATA_CFACK		0x0090
#define IEEE80211_STYPE_QOS_DATA_CFPOLL		0x00A0
#define IEEE80211_STYPE_QOS_DATA_CFACKPOLL	0x00B0
#define IEEE80211_STYPE_QOS_NULLFUNC		0x00C0
#define IEEE80211_STYPE_QOS_CFACK		0x00D0
#define IEEE80211_STYPE_QOS_CFPOLL		0x00E0
#define IEEE80211_STYPE_QOS_CFACKPOLL		0x00F0

/* extension, added by 802.11ad */
#define IEEE80211_STYPE_DMG_BEACON		0x0000
#define IEEE80211_STYPE_S1G_BEACON		0x0010

/* bits unique to S1G beacon */
#define IEEE80211_S1G_BCN_NEXT_TBTT	0x100

/* see 802.11ah-2016 9.9 NDP CMAC frames */
#define IEEE80211_S1G_1MHZ_NDP_BITS	25
#define IEEE80211_S1G_1MHZ_NDP_BYTES	4
#define IEEE80211_S1G_2MHZ_NDP_BITS	37
#define IEEE80211_S1G_2MHZ_NDP_BYTES	5

#define IEEE80211_NDP_FTYPE_CTS			0
#define IEEE80211_NDP_FTYPE_CF_END		0
#define IEEE80211_NDP_FTYPE_PS_POLL		1
#define IEEE80211_NDP_FTYPE_ACK			2
#define IEEE80211_NDP_FTYPE_PS_POLL_ACK		3
#define IEEE80211_NDP_FTYPE_BA			4
#define IEEE80211_NDP_FTYPE_BF_REPORT_POLL	5
#define IEEE80211_NDP_FTYPE_PAGING		6
#define IEEE80211_NDP_FTYPE_PREQ		7

#define SM64(f, v)	((((u64)v) << f##_S) & f)

/* NDP CMAC frame fields */
#define IEEE80211_NDP_FTYPE                    0x0000000000000007
#define IEEE80211_NDP_FTYPE_S                  0x0000000000000000

/* 1M Probe Request 11ah 9.9.3.1.1 */
#define IEEE80211_NDP_1M_PREQ_ANO      0x0000000000000008
#define IEEE80211_NDP_1M_PREQ_ANO_S                     3
#define IEEE80211_NDP_1M_PREQ_CSSID    0x00000000000FFFF0
#define IEEE80211_NDP_1M_PREQ_CSSID_S                   4
#define IEEE80211_NDP_1M_PREQ_RTYPE    0x0000000000100000
#define IEEE80211_NDP_1M_PREQ_RTYPE_S                  20
#define IEEE80211_NDP_1M_PREQ_RSV      0x0000000001E00000
#define IEEE80211_NDP_1M_PREQ_RSV      0x0000000001E00000
/* 2M Probe Request 11ah 9.9.3.1.2 */
#define IEEE80211_NDP_2M_PREQ_ANO      0x0000000000000008
#define IEEE80211_NDP_2M_PREQ_ANO_S                     3
#define IEEE80211_NDP_2M_PREQ_CSSID    0x0000000FFFFFFFF0
#define IEEE80211_NDP_2M_PREQ_CSSID_S                   4
#define IEEE80211_NDP_2M_PREQ_RTYPE    0x0000001000000000
#define IEEE80211_NDP_2M_PREQ_RTYPE_S                  36

#define IEEE80211_ANO_NETTYPE_WILD              15

/* bits unique to S1G beacon */
#define IEEE80211_S1G_BCN_NEXT_TBTT    0x100

/* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
#define IEEE80211_CTL_EXT_POLL		0x2000
#define IEEE80211_CTL_EXT_SPR		0x3000
#define IEEE80211_CTL_EXT_GRANT	0x4000
#define IEEE80211_CTL_EXT_DMG_CTS	0x5000
#define IEEE80211_CTL_EXT_DMG_DTS	0x6000
#define IEEE80211_CTL_EXT_SSW		0x8000
#define IEEE80211_CTL_EXT_SSW_FBACK	0x9000
#define IEEE80211_CTL_EXT_SSW_ACK	0xa000


#define IEEE80211_SN_MASK		((IEEE80211_SCTL_SEQ) >> 4)
#define IEEE80211_MAX_SN		IEEE80211_SN_MASK
#define IEEE80211_SN_MODULO		(IEEE80211_MAX_SN + 1)


/* PV1 Layout 11ah 9.8.3.1 */
#define IEEE80211_PV1_FCTL_VERS		0x0003
#define IEEE80211_PV1_FCTL_FTYPE	0x001c
#define IEEE80211_PV1_FCTL_STYPE	0x00e0
#define IEEE80211_PV1_FCTL_TODS		0x0100
#define IEEE80211_PV1_FCTL_MOREFRAGS	0x0200
#define IEEE80211_PV1_FCTL_PM		0x0400
#define IEEE80211_PV1_FCTL_MOREDATA	0x0800
#define IEEE80211_PV1_FCTL_PROTECTED	0x1000
#define IEEE80211_PV1_FCTL_END_SP       0x2000
#define IEEE80211_PV1_FCTL_RELAYED      0x4000
#define IEEE80211_PV1_FCTL_ACK_POLICY   0x8000
#define IEEE80211_PV1_FCTL_CTL_EXT	0x0f00

static inline bool ieee80211_sn_less(u16 sn1, u16 sn2)
{
	return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1);
}

static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2)
{
	return (sn1 + sn2) & IEEE80211_SN_MASK;
}

static inline u16 ieee80211_sn_inc(u16 sn)
{
	return ieee80211_sn_add(sn, 1);
}

static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2)
{
	return (sn1 - sn2) & IEEE80211_SN_MASK;
}

#define IEEE80211_SEQ_TO_SN(seq)	(((seq) & IEEE80211_SCTL_SEQ) >> 4)
#define IEEE80211_SN_TO_SEQ(ssn)	(((ssn) << 4) & IEEE80211_SCTL_SEQ)

/* miscellaneous IEEE 802.11 constants */
#define IEEE80211_MAX_FRAG_THRESHOLD	2352
#define IEEE80211_MAX_RTS_THRESHOLD	2353
#define IEEE80211_MAX_AID		2007
#define IEEE80211_MAX_AID_S1G		8191
#define IEEE80211_MAX_TIM_LEN		251
#define IEEE80211_MAX_MESH_PEERINGS	63
/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
   6.2.1.1.2.

   802.11e clarifies the figure in section 7.1.2. The frame body is
   up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
#define IEEE80211_MAX_DATA_LEN		2304
/* 802.11ad extends maximum MSDU size for DMG (freq > 40Ghz) networks
 * to 7920 bytes, see 8.2.3 General frame format
 */
#define IEEE80211_MAX_DATA_LEN_DMG	7920
/* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
#define IEEE80211_MAX_FRAME_LEN		2352

/* Maximal size of an A-MSDU that can be transported in a HT BA session */
#define IEEE80211_MAX_MPDU_LEN_HT_BA		4095

/* Maximal size of an A-MSDU */
#define IEEE80211_MAX_MPDU_LEN_HT_3839		3839
#define IEEE80211_MAX_MPDU_LEN_HT_7935		7935

#define IEEE80211_MAX_MPDU_LEN_VHT_3895		3895
#define IEEE80211_MAX_MPDU_LEN_VHT_7991		7991
#define IEEE80211_MAX_MPDU_LEN_VHT_11454	11454

#define IEEE80211_MAX_SSID_LEN		32

#define IEEE80211_MAX_MESH_ID_LEN	32

#define IEEE80211_FIRST_TSPEC_TSID	8
#define IEEE80211_NUM_TIDS		16

/* number of user priorities 802.11 uses */
#define IEEE80211_NUM_UPS		8
/* number of ACs */
#define IEEE80211_NUM_ACS		4

#define IEEE80211_QOS_CTL_LEN		2
/* 1d tag mask */
#define IEEE80211_QOS_CTL_TAG1D_MASK		0x0007
/* TID mask */
#define IEEE80211_QOS_CTL_TID_MASK		0x000f
/* EOSP */
#define IEEE80211_QOS_CTL_EOSP			0x0010
/* ACK policy */
#define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL	0x0000
#define IEEE80211_QOS_CTL_ACK_POLICY_NOACK	0x0020
#define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL	0x0040
#define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK	0x0060
#define IEEE80211_QOS_CTL_ACK_POLICY_MASK	0x0060
/* A-MSDU 802.11n */
#define IEEE80211_QOS_CTL_A_MSDU_PRESENT	0x0080
/* Mesh Control 802.11s */
#define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT  0x0100

/* Mesh Power Save Level */
#define IEEE80211_QOS_CTL_MESH_PS_LEVEL		0x0200
/* Mesh Receiver Service Period Initiated */
#define IEEE80211_QOS_CTL_RSPI			0x0400

/* U-APSD queue for WMM IEs sent by AP */
#define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD	(1<<7)
#define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK	0x0f

/* U-APSD queues for WMM IEs sent by STA */
#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO	(1<<0)
#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI	(1<<1)
#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK	(1<<2)
#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE	(1<<3)
#define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK	0x0f

/* U-APSD max SP length for WMM IEs sent by STA */
#define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL	0x00
#define IEEE80211_WMM_IE_STA_QOSINFO_SP_2	0x01
#define IEEE80211_WMM_IE_STA_QOSINFO_SP_4	0x02
#define IEEE80211_WMM_IE_STA_QOSINFO_SP_6	0x03
#define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK	0x03
#define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT	5

#define IEEE80211_HT_CTL_LEN		4

/* trigger type within common_info of trigger frame */
#define IEEE80211_TRIGGER_TYPE_MASK		0xf
#define IEEE80211_TRIGGER_TYPE_BASIC		0x0
#define IEEE80211_TRIGGER_TYPE_BFRP		0x1
#define IEEE80211_TRIGGER_TYPE_MU_BAR		0x2
#define IEEE80211_TRIGGER_TYPE_MU_RTS		0x3
#define IEEE80211_TRIGGER_TYPE_BSRP		0x4
#define IEEE80211_TRIGGER_TYPE_GCR_MU_BAR	0x5
#define IEEE80211_TRIGGER_TYPE_BQRP		0x6
#define IEEE80211_TRIGGER_TYPE_NFRP		0x7

/* UL-bandwidth within common_info of trigger frame */
#define IEEE80211_TRIGGER_ULBW_MASK		0xc0000
#define IEEE80211_TRIGGER_ULBW_20MHZ		0x0
#define IEEE80211_TRIGGER_ULBW_40MHZ		0x1
#define IEEE80211_TRIGGER_ULBW_80MHZ		0x2
#define IEEE80211_TRIGGER_ULBW_160_80P80MHZ	0x3

struct ieee80211_hdr {
	__le16 frame_control;
	__le16 duration_id;
	struct_group(addrs,
		u8 addr1[ETH_ALEN];
		u8 addr2[ETH_ALEN];
		u8 addr3[ETH_ALEN];
	);
	__le16 seq_ctrl;
	u8 addr4[ETH_ALEN];
} __packed __aligned(2);

struct ieee80211_hdr_3addr {
	__le16 frame_control;
	__le16 duration_id;
	u8 addr1[ETH_ALEN];
	u8 addr2[ETH_ALEN];
	u8 addr3[ETH_ALEN];
	__le16 seq_ctrl;
} __packed __aligned(2);

struct ieee80211_qos_hdr {
	__le16 frame_control;
	__le16 duration_id;
	u8 addr1[ETH_ALEN];
	u8 addr2[ETH_ALEN];
	u8 addr3[ETH_ALEN];
	__le16 seq_ctrl;
	__le16 qos_ctrl;
} __packed __aligned(2);

struct ieee80211_qos_hdr_4addr {
	__le16 frame_control;
	__le16 duration_id;
	u8 addr1[ETH_ALEN];
	u8 addr2[ETH_ALEN];
	u8 addr3[ETH_ALEN];
	__le16 seq_ctrl;
	u8 addr4[ETH_ALEN];
	__le16 qos_ctrl;
} __packed __aligned(2);

struct ieee80211_trigger {
	__le16 frame_control;
	__le16 duration;
	u8 ra[ETH_ALEN];
	u8 ta[ETH_ALEN];
	__le64 common_info;
	u8 variable[];
} __packed __aligned(2);

/**
 * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_has_tods(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
}

/**
 * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_has_fromds(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
}

/**
 * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_has_a4(__le16 fc)
{
	__le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
	return (fc & tmp) == tmp;
}

/**
 * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_has_morefrags(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
}

/**
 * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_has_retry(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
}

/**
 * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_has_pm(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
}

/**
 * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_has_moredata(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
}

/**
 * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_has_protected(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
}

/**
 * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_has_order(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
}

/**
 * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_mgmt(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_MGMT);
}

/**
 * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_ctl(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_CTL);
}

/**
 * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_data(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_DATA);
}

/**
 * ieee80211_is_ext - check if type is IEEE80211_FTYPE_EXT
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_ext(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_EXT);
}


/**
 * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_data_qos(__le16 fc)
{
	/*
	 * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
	 * to check the one bit
	 */
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
	       cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
}

/**
 * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_data_present(__le16 fc)
{
	/*
	 * mask with 0x40 and test that that bit is clear to only return true
	 * for the data-containing substypes.
	 */
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
	       cpu_to_le16(IEEE80211_FTYPE_DATA);
}

/**
 * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_assoc_req(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
}

/**
 * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_assoc_resp(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
}

/**
 * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_reassoc_req(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
}

/**
 * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_reassoc_resp(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
}

/**
 * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_probe_req(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
}

/**
 * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_probe_resp(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
}

/**
 * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_beacon(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
}

/**
 * ieee80211_is_s1g_beacon - check if IEEE80211_FTYPE_EXT &&
 * IEEE80211_STYPE_S1G_BEACON
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_s1g_beacon(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE |
				 IEEE80211_FCTL_STYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_EXT | IEEE80211_STYPE_S1G_BEACON);
}

/**
 * ieee80211_next_tbtt_present - check if IEEE80211_FTYPE_EXT &&
 * IEEE80211_STYPE_S1G_BEACON && IEEE80211_S1G_BCN_NEXT_TBTT
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_next_tbtt_present(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_EXT | IEEE80211_STYPE_S1G_BEACON) &&
	       fc & cpu_to_le16(IEEE80211_S1G_BCN_NEXT_TBTT);
}

/**
 * ieee80211_is_s1g_short_beacon - check if next tbtt present bit is set. Only
 * true for S1G beacons when they're short.
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_s1g_short_beacon(__le16 fc)
{
	return ieee80211_is_s1g_beacon(fc) && ieee80211_next_tbtt_present(fc);
}

/**
 * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_atim(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
}

/**
 * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_disassoc(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
}

/**
 * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_auth(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
}

/**
 * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_deauth(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
}

/**
 * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_action(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
}

/**
 * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_back_req(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
}

/**
 * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_back(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
}

/**
 * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_pspoll(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
}

/**
 * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_rts(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
}

/**
 * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_cts(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
}

/**
 * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_ack(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
}

/**
 * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_cfend(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
}

/**
 * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_cfendack(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
}

/**
 * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_nullfunc(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
}

/**
 * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_qos_nullfunc(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
}

/**
 * ieee80211_is_trigger - check if frame is trigger frame
 * @fc: frame control field in little-endian byteorder
 */
static inline bool ieee80211_is_trigger(__le16 fc)
{
	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
	       cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_TRIGGER);
}

/**
 * ieee80211_is_any_nullfunc - check if frame is regular or QoS nullfunc frame
 * @fc: frame control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_any_nullfunc(__le16 fc)
{
	return (ieee80211_is_nullfunc(fc) || ieee80211_is_qos_nullfunc(fc));
}

/**
 * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
 * @seq_ctrl: frame sequence control bytes in little-endian byteorder
 */
static inline bool ieee80211_is_first_frag(__le16 seq_ctrl)
{
	return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
}

/**
 * ieee80211_is_frag - check if a frame is a fragment
 * @hdr: 802.11 header of the frame
 */
static inline bool ieee80211_is_frag(struct ieee80211_hdr *hdr)
{
	return ieee80211_has_morefrags(hdr->frame_control) ||
	       hdr->seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG);
}

struct ieee80211s_hdr {
	u8 flags;
	u8 ttl;
	__le32 seqnum;
	u8 eaddr1[ETH_ALEN];
	u8 eaddr2[ETH_ALEN];
} __packed __aligned(2);

/* Mesh flags */
#define MESH_FLAGS_AE_A4 	0x1
#define MESH_FLAGS_AE_A5_A6	0x2
#define MESH_FLAGS_AE		0x3
#define MESH_FLAGS_PS_DEEP	0x4

/**
 * enum ieee80211_preq_flags - mesh PREQ element flags
 *
 * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
 */
enum ieee80211_preq_flags {
	IEEE80211_PREQ_PROACTIVE_PREP_FLAG	= 1<<2,
};

/**
 * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
 *
 * @IEEE80211_PREQ_TO_FLAG: target only subfield
 * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
 */
enum ieee80211_preq_target_flags {
	IEEE80211_PREQ_TO_FLAG	= 1<<0,
	IEEE80211_PREQ_USN_FLAG	= 1<<2,
};

/**
 * struct ieee80211_quiet_ie - Quiet element
 * @count: Quiet Count
 * @period: Quiet Period
 * @duration: Quiet Duration
 * @offset: Quiet Offset
 *
 * This structure represents the payload of the "Quiet element" as
 * described in IEEE Std 802.11-2020 section 9.4.2.22.
 */
struct ieee80211_quiet_ie {
	u8 count;
	u8 period;
	__le16 duration;
	__le16 offset;
} __packed;

/**
 * struct ieee80211_msrment_ie - Measurement element
 * @token: Measurement Token
 * @mode: Measurement Report Mode
 * @type: Measurement Type
 * @request: Measurement Request or Measurement Report
 *
 * This structure represents the payload of both the "Measurement
 * Request element" and the "Measurement Report element" as described
 * in IEEE Std 802.11-2020 sections 9.4.2.20 and 9.4.2.21.
 */
struct ieee80211_msrment_ie {
	u8 token;
	u8 mode;
	u8 type;
	u8 request[];
} __packed;

/**
 * struct ieee80211_channel_sw_ie - Channel Switch Announcement element
 * @mode: Channel Switch Mode
 * @new_ch_num: New Channel Number
 * @count: Channel Switch Count
 *
 * This structure represents the payload of the "Channel Switch
 * Announcement element" as described in IEEE Std 802.11-2020 section
 * 9.4.2.18.
 */
struct ieee80211_channel_sw_ie {
	u8 mode;
	u8 new_ch_num;
	u8 count;
} __packed;

/**
 * struct ieee80211_ext_chansw_ie - Extended Channel Switch Announcement element
 * @mode: Channel Switch Mode
 * @new_operating_class: New Operating Class
 * @new_ch_num: New Channel Number
 * @count: Channel Switch Count
 *
 * This structure represents the "Extended Channel Switch Announcement
 * element" as described in IEEE Std 802.11-2020 section 9.4.2.52.
 */
struct ieee80211_ext_chansw_ie {
	u8 mode;
	u8 new_operating_class;
	u8 new_ch_num;
	u8 count;
} __packed;

/**
 * struct ieee80211_sec_chan_offs_ie - secondary channel offset IE
 * @sec_chan_offs: secondary channel offset, uses IEEE80211_HT_PARAM_CHA_SEC_*
 *	values here
 * This structure represents the "Secondary Channel Offset element"
 */
struct ieee80211_sec_chan_offs_ie {
	u8 sec_chan_offs;
} __packed;

/**
 * struct ieee80211_mesh_chansw_params_ie - mesh channel switch parameters IE
 * @mesh_ttl: Time To Live
 * @mesh_flags: Flags
 * @mesh_reason: Reason Code
 * @mesh_pre_value: Precedence Value
 *
 * This structure represents the payload of the "Mesh Channel Switch
 * Parameters element" as described in IEEE Std 802.11-2020 section
 * 9.4.2.102.
 */
struct ieee80211_mesh_chansw_params_ie {
	u8 mesh_ttl;
	u8 mesh_flags;
	__le16 mesh_reason;
	__le16 mesh_pre_value;
} __packed;

/**
 * struct ieee80211_wide_bw_chansw_ie - wide bandwidth channel switch IE
 * @new_channel_width: New Channel Width
 * @new_center_freq_seg0: New Channel Center Frequency Segment 0
 * @new_center_freq_seg1: New Channel Center Frequency Segment 1
 *
 * This structure represents the payload of the "Wide Bandwidth
 * Channel Switch element" as described in IEEE Std 802.11-2020
 * section 9.4.2.160.
 */
struct ieee80211_wide_bw_chansw_ie {
	u8 new_channel_width;
	u8 new_center_freq_seg0, new_center_freq_seg1;
} __packed;

/**
 * struct ieee80211_tim_ie - Traffic Indication Map information element
 * @dtim_count: DTIM Count
 * @dtim_period: DTIM Period
 * @bitmap_ctrl: Bitmap Control
 * @required_octet: "Syntatic sugar" to force the struct size to the
 *                  minimum valid size when carried in a non-S1G PPDU
 * @virtual_map: Partial Virtual Bitmap
 *
 * This structure represents the payload of the "TIM element" as
 * described in IEEE Std 802.11-2020 section 9.4.2.5. Note that this
 * definition is only applicable when the element is carried in a
 * non-S1G PPDU. When the TIM is carried in an S1G PPDU, the Bitmap
 * Control and Partial Virtual Bitmap may not be present.
 */
struct ieee80211_tim_ie {
	u8 dtim_count;
	u8 dtim_period;
	u8 bitmap_ctrl;
	union {
		u8 required_octet;
		DECLARE_FLEX_ARRAY(u8, virtual_map);
	};
} __packed;

/**
 * struct ieee80211_meshconf_ie - Mesh Configuration element
 * @meshconf_psel: Active Path Selection Protocol Identifier
 * @meshconf_pmetric: Active Path Selection Metric Identifier
 * @meshconf_congest: Congestion Control Mode Identifier
 * @meshconf_synch: Synchronization Method Identifier
 * @meshconf_auth: Authentication Protocol Identifier
 * @meshconf_form: Mesh Formation Info
 * @meshconf_cap: Mesh Capability (see &enum mesh_config_capab_flags)
 *
 * This structure represents the payload of the "Mesh Configuration
 * element" as described in IEEE Std 802.11-2020 section 9.4.2.97.
 */
struct ieee80211_meshconf_ie {
	u8 meshconf_psel;
	u8 meshconf_pmetric;
	u8 meshconf_congest;
	u8 meshconf_synch;
	u8 meshconf_auth;
	u8 meshconf_form;
	u8 meshconf_cap;
} __packed;

/**
 * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
 *
 * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish
 *	additional mesh peerings with other mesh STAs
 * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs
 * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure
 *	is ongoing
 * @IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL: STA is in deep sleep mode or has
 *	neighbors in deep sleep mode
 *
 * Enumerates the "Mesh Capability" as described in IEEE Std
 * 802.11-2020 section 9.4.2.97.7.
 */
enum mesh_config_capab_flags {
	IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS		= 0x01,
	IEEE80211_MESHCONF_CAPAB_FORWARDING		= 0x08,
	IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING		= 0x20,
	IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL	= 0x40,
};

#define IEEE80211_MESHCONF_FORM_CONNECTED_TO_GATE 0x1

/*
 * mesh channel switch parameters element's flag indicator
 *
 */
#define WLAN_EID_CHAN_SWITCH_PARAM_TX_RESTRICT BIT(0)
#define WLAN_EID_CHAN_SWITCH_PARAM_INITIATOR BIT(1)
#define WLAN_EID_CHAN_SWITCH_PARAM_REASON BIT(2)

/**
 * struct ieee80211_rann_ie - RANN (root announcement) element
 * @rann_flags: Flags
 * @rann_hopcount: Hop Count
 * @rann_ttl: Element TTL
 * @rann_addr: Root Mesh STA Address
 * @rann_seq: HWMP Sequence Number
 * @rann_interval: Interval
 * @rann_metric: Metric
 *
 * This structure represents the payload of the "RANN element" as
 * described in IEEE Std 802.11-2020 section 9.4.2.111.
 */
struct ieee80211_rann_ie {
	u8 rann_flags;
	u8 rann_hopcount;
	u8 rann_ttl;
	u8 rann_addr[ETH_ALEN];
	__le32 rann_seq;
	__le32 rann_interval;
	__le32 rann_metric;
} __packed;

enum ieee80211_rann_flags {
	RANN_FLAG_IS_GATE = 1 << 0,
};

enum ieee80211_ht_chanwidth_values {
	IEEE80211_HT_CHANWIDTH_20MHZ = 0,
	IEEE80211_HT_CHANWIDTH_ANY = 1,
};

/**
 * enum ieee80211_vht_opmode_bits - VHT operating mode field bits
 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask
 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width
 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width
 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width
 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width
 * @IEEE80211_OPMODE_NOTIF_BW_160_80P80: 160 / 80+80 MHz indicator flag
 * @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask
 *	(the NSS value is the value of this field + 1)
 * @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift
 * @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU
 *	using a beamforming steering matrix
 */
enum ieee80211_vht_opmode_bits {
	IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK	= 0x03,
	IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ	= 0,
	IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ	= 1,
	IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ	= 2,
	IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ	= 3,
	IEEE80211_OPMODE_NOTIF_BW_160_80P80	= 0x04,
	IEEE80211_OPMODE_NOTIF_RX_NSS_MASK	= 0x70,
	IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT	= 4,
	IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF	= 0x80,
};

/**
 * enum ieee80211_s1g_chanwidth
 * These are defined in IEEE802.11-2016ah Table 10-20
 * as BSS Channel Width
 *
 * @IEEE80211_S1G_CHANWIDTH_1MHZ: 1MHz operating channel
 * @IEEE80211_S1G_CHANWIDTH_2MHZ: 2MHz operating channel
 * @IEEE80211_S1G_CHANWIDTH_4MHZ: 4MHz operating channel
 * @IEEE80211_S1G_CHANWIDTH_8MHZ: 8MHz operating channel
 * @IEEE80211_S1G_CHANWIDTH_16MHZ: 16MHz operating channel
 */
enum ieee80211_s1g_chanwidth {
	IEEE80211_S1G_CHANWIDTH_1MHZ = 0,
	IEEE80211_S1G_CHANWIDTH_2MHZ = 1,
	IEEE80211_S1G_CHANWIDTH_4MHZ = 3,
	IEEE80211_S1G_CHANWIDTH_8MHZ = 7,
	IEEE80211_S1G_CHANWIDTH_16MHZ = 15,
};

#define WLAN_SA_QUERY_TR_ID_LEN 2
#define WLAN_MEMBERSHIP_LEN 8
#define WLAN_USER_POSITION_LEN 16

/**
 * struct ieee80211_tpc_report_ie - TPC Report element
 * @tx_power: Transmit Power
 * @link_margin: Link Margin
 *
 * This structure represents the payload of the "TPC Report element" as
 * described in IEEE Std 802.11-2020 section 9.4.2.16.
 */
struct ieee80211_tpc_report_ie {
	u8 tx_power;
	u8 link_margin;
} __packed;

#define IEEE80211_ADDBA_EXT_FRAG_LEVEL_MASK	GENMASK(2, 1)
#define IEEE80211_ADDBA_EXT_FRAG_LEVEL_SHIFT	1
#define IEEE80211_ADDBA_EXT_NO_FRAG		BIT(0)
#define IEEE80211_ADDBA_EXT_BUF_SIZE_MASK	GENMASK(7, 5)
#define IEEE80211_ADDBA_EXT_BUF_SIZE_SHIFT	10

struct ieee80211_addba_ext_ie {
	u8 data;
} __packed;

/**
 * struct ieee80211_s1g_bcn_compat_ie - S1G Beacon Compatibility element
 * @compat_info: Compatibility Information
 * @beacon_int: Beacon Interval
 * @tsf_completion: TSF Completion
 *
 * This structure represents the payload of the "S1G Beacon
 * Compatibility element" as described in IEEE Std 802.11-2020 section
 * 9.4.2.196.
 */
struct ieee80211_s1g_bcn_compat_ie {
	__le16 compat_info;
	__le16 beacon_int;
	__le32 tsf_completion;
} __packed;

/**
 * struct ieee80211_s1g_oper_ie - S1G Operation element
 * @ch_width: S1G Operation Information Channel Width
 * @oper_class: S1G Operation Information Operating Class
 * @primary_ch: S1G Operation Information Primary Channel Number
 * @oper_ch: S1G Operation Information  Channel Center Frequency
 * @basic_mcs_nss: Basic S1G-MCS and NSS Set
 *
 * This structure represents the payload of the "S1G Operation
 * element" as described in IEEE Std 802.11-2020 section 9.4.2.212.
 */
struct ieee80211_s1g_oper_ie {
	u8 ch_width;
	u8 oper_class;
	u8 primary_ch;
	u8 oper_ch;
	__le16 basic_mcs_nss;
} __packed;

/**
 * struct ieee80211_aid_response_ie - AID Response element
 * @aid: AID/Group AID
 * @switch_count: AID Switch Count
 * @response_int: AID Response Interval
 *
 * This structure represents the payload of the "AID Response element"
 * as described in IEEE Std 802.11-2020 section 9.4.2.194.
 */
struct ieee80211_aid_response_ie {
	__le16 aid;
	u8 switch_count;
	__le16 response_int;
} __packed;

struct ieee80211_s1g_cap {
	u8 capab_info[10];
	u8 supp_mcs_nss[5];
} __packed;

struct ieee80211_ext {
	__le16 frame_control;
	__le16 duration;
	union {
		struct {
			u8 sa[ETH_ALEN];
			__le32 timestamp;
			u8 change_seq;
			u8 variable[0];
		} __packed s1g_beacon;
		struct {
			u8 sa[ETH_ALEN];
			__le32 timestamp;
			u8 change_seq;
			u8 next_tbtt[3];
			u8 variable[0];
		} __packed s1g_short_beacon;
	} u;
} __packed __aligned(2);

#define IEEE80211_TWT_CONTROL_NDP			BIT(0)
#define IEEE80211_TWT_CONTROL_RESP_MODE			BIT(1)
#define IEEE80211_TWT_CONTROL_NEG_TYPE_BROADCAST	BIT(3)
#define IEEE80211_TWT_CONTROL_RX_DISABLED		BIT(4)
#define IEEE80211_TWT_CONTROL_WAKE_DUR_UNIT		BIT(5)

#define IEEE80211_TWT_REQTYPE_REQUEST			BIT(0)
#define IEEE80211_TWT_REQTYPE_SETUP_CMD			GENMASK(3, 1)
#define IEEE80211_TWT_REQTYPE_TRIGGER			BIT(4)
#define IEEE80211_TWT_REQTYPE_IMPLICIT			BIT(5)
#define IEEE80211_TWT_REQTYPE_FLOWTYPE			BIT(6)
#define IEEE80211_TWT_REQTYPE_FLOWID			GENMASK(9, 7)
#define IEEE80211_TWT_REQTYPE_WAKE_INT_EXP		GENMASK(14, 10)
#define IEEE80211_TWT_REQTYPE_PROTECTION		BIT(15)

enum ieee80211_twt_setup_cmd {
	TWT_SETUP_CMD_REQUEST,
	TWT_SETUP_CMD_SUGGEST,
	TWT_SETUP_CMD_DEMAND,
	TWT_SETUP_CMD_GROUPING,
	TWT_SETUP_CMD_ACCEPT,
	TWT_SETUP_CMD_ALTERNATE,
	TWT_SETUP_CMD_DICTATE,
	TWT_SETUP_CMD_REJECT,
};

struct ieee80211_twt_params {
	__le16 req_type;
	__le64 twt;
	u8 min_twt_dur;
	__le16 mantissa;
	u8 channel;
} __packed;

struct ieee80211_twt_setup {
	u8 dialog_token;
	u8 element_id;
	u8 length;
	u8 control;
	u8 params[];
} __packed;

#define IEEE80211_TTLM_MAX_CNT				2
#define IEEE80211_TTLM_CONTROL_DIRECTION		0x03
#define IEEE80211_TTLM_CONTROL_DEF_LINK_MAP		0x04
#define IEEE80211_TTLM_CONTROL_SWITCH_TIME_PRESENT	0x08
#define IEEE80211_TTLM_CONTROL_EXPECTED_DUR_PRESENT	0x10
#define IEEE80211_TTLM_CONTROL_LINK_MAP_SIZE		0x20

#define IEEE80211_TTLM_DIRECTION_DOWN		0
#define IEEE80211_TTLM_DIRECTION_UP		1
#define IEEE80211_TTLM_DIRECTION_BOTH		2

/**
 * struct ieee80211_ttlm_elem - TID-To-Link Mapping element
 *
 * Defined in section 9.4.2.314 in P802.11be_D4
 *
 * @control: the first part of control field
 * @optional: the second part of control field
 */
struct ieee80211_ttlm_elem {
	u8 control;
	u8 optional[];
} __packed;

struct ieee80211_mgmt {
	__le16 frame_control;
	__le16 duration;
	u8 da[ETH_ALEN];
	u8 sa[ETH_ALEN];
	u8 bssid[ETH_ALEN];
	__le16 seq_ctrl;
	union {
		struct {
			__le16 auth_alg;
			__le16 auth_transaction;
			__le16 status_code;
			/* possibly followed by Challenge text */
			u8 variable[];
		} __packed auth;
		struct {
			__le16 reason_code;
		} __packed deauth;
		struct {
			__le16 capab_info;
			__le16 listen_interval;
			/* followed by SSID and Supported rates */
			u8 variable[];
		} __packed assoc_req;
		struct {
			__le16 capab_info;
			__le16 status_code;
			__le16 aid;
			/* followed by Supported rates */
			u8 variable[];
		} __packed assoc_resp, reassoc_resp;
		struct {
			__le16 capab_info;
			__le16 status_code;
			u8 variable[];
		} __packed s1g_assoc_resp, s1g_reassoc_resp;
		struct {
			__le16 capab_info;
			__le16 listen_interval;
			u8 current_ap[ETH_ALEN];
			/* followed by SSID and Supported rates */
			u8 variable[];
		} __packed reassoc_req;
		struct {
			__le16 reason_code;
		} __packed disassoc;
		struct {
			__le64 timestamp;
			__le16 beacon_int;
			__le16 capab_info;
			/* followed by some of SSID, Supported rates,
			 * FH Params, DS Params, CF Params, IBSS Params, TIM */
			u8 variable[];
		} __packed beacon;
		struct {
			/* only variable items: SSID, Supported rates */
			DECLARE_FLEX_ARRAY(u8, variable);
		} __packed probe_req;
		struct {
			__le64 timestamp;
			__le16 beacon_int;
			__le16 capab_info;
			/* followed by some of SSID, Supported rates,
			 * FH Params, DS Params, CF Params, IBSS Params */
			u8 variable[];
		} __packed probe_resp;
		struct {
			u8 category;
			union {
				struct {
					u8 action_code;
					u8 dialog_token;
					u8 status_code;
					u8 variable[];
				} __packed wme_action;
				struct{
					u8 action_code;
					u8 variable[];
				} __packed chan_switch;
				struct{
					u8 action_code;
					struct ieee80211_ext_chansw_ie data;
					u8 variable[];
				} __packed ext_chan_switch;
				struct{
					u8 action_code;
					u8 dialog_token;
					u8 element_id;
					u8 length;
					struct ieee80211_msrment_ie msr_elem;
				} __packed measurement;
				struct{
					u8 action_code;
					u8 dialog_token;
					__le16 capab;
					__le16 timeout;
					__le16 start_seq_num;
					/* followed by BA Extension */
					u8 variable[];
				} __packed addba_req;
				struct{
					u8 action_code;
					u8 dialog_token;
					__le16 status;
					__le16 capab;
					__le16 timeout;
				} __packed addba_resp;
				struct{
					u8 action_code;
					__le16 params;
					__le16 reason_code;
				} __packed delba;
				struct {
					u8 action_code;
					u8 variable[];
				} __packed self_prot;
				struct{
					u8 action_code;
					u8 variable[];
				} __packed mesh_action;
				struct {
					u8 action;
					u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
				} __packed sa_query;
				struct {
					u8 action;
					u8 smps_control;
				} __packed ht_smps;
				struct {
					u8 action_code;
					u8 chanwidth;
				} __packed ht_notify_cw;
				struct {
					u8 action_code;
					u8 dialog_token;
					__le16 capability;
					u8 variable[0];
				} __packed tdls_discover_resp;
				struct {
					u8 action_code;
					u8 operating_mode;
				} __packed vht_opmode_notif;
				struct {
					u8 action_code;
					u8 membership[WLAN_MEMBERSHIP_LEN];
					u8 position[WLAN_USER_POSITION_LEN];
				} __packed vht_group_notif;
				struct {
					u8 action_code;
					u8 dialog_token;
					u8 tpc_elem_id;
					u8 tpc_elem_length;
					struct ieee80211_tpc_report_ie tpc;
				} __packed tpc_report;
				struct {
					u8 action_code;
					u8 dialog_token;
					u8 follow_up;
					u8 tod[6];
					u8 toa[6];
					__le16 tod_error;
					__le16 toa_error;
					u8 variable[];
				} __packed ftm;
				struct {
					u8 action_code;
					u8 variable[];
				} __packed s1g;
				struct {
					u8 action_code;
					u8 dialog_token;
					u8 follow_up;
					u32 tod;
					u32 toa;
					u8 max_tod_error;
					u8 max_toa_error;
				} __packed wnm_timing_msr;
			} u;
		} __packed action;
		DECLARE_FLEX_ARRAY(u8, body); /* Generic frame body */
	} u;
} __packed __aligned(2);

/* Supported rates membership selectors */
#define BSS_MEMBERSHIP_SELECTOR_HT_PHY	127
#define BSS_MEMBERSHIP_SELECTOR_VHT_PHY	126
#define BSS_MEMBERSHIP_SELECTOR_GLK	125
#define BSS_MEMBERSHIP_SELECTOR_EPS	124
#define BSS_MEMBERSHIP_SELECTOR_SAE_H2E 123
#define BSS_MEMBERSHIP_SELECTOR_HE_PHY	122
#define BSS_MEMBERSHIP_SELECTOR_EHT_PHY	121

/* mgmt header + 1 byte category code */
#define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)


/* Management MIC information element (IEEE 802.11w) */
struct ieee80211_mmie {
	u8 element_id;
	u8 length;
	__le16 key_id;
	u8 sequence_number[6];
	u8 mic[8];
} __packed;

/* Management MIC information element (IEEE 802.11w) for GMAC and CMAC-256 */
struct ieee80211_mmie_16 {
	u8 element_id;
	u8 length;
	__le16 key_id;
	u8 sequence_number[6];
	u8 mic[16];
} __packed;

struct ieee80211_vendor_ie {
	u8 element_id;
	u8 len;
	u8 oui[3];
	u8 oui_type;
} __packed;

struct ieee80211_wmm_ac_param {
	u8 aci_aifsn; /* AIFSN, ACM, ACI */
	u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */
	__le16 txop_limit;
} __packed;

struct ieee80211_wmm_param_ie {
	u8 element_id; /* Element ID: 221 (0xdd); */
	u8 len; /* Length: 24 */
	/* required fields for WMM version 1 */
	u8 oui[3]; /* 00:50:f2 */
	u8 oui_type; /* 2 */
	u8 oui_subtype; /* 1 */
	u8 version; /* 1 for WMM version 1.0 */
	u8 qos_info; /* AP/STA specific QoS info */
	u8 reserved; /* 0 */
	/* AC_BE, AC_BK, AC_VI, AC_VO */
	struct ieee80211_wmm_ac_param ac[4];
} __packed;

/* Control frames */
struct ieee80211_rts {
	__le16 frame_control;
	__le16 duration;
	u8 ra[ETH_ALEN];
	u8 ta[ETH_ALEN];
} __packed __aligned(2);

struct ieee80211_cts {
	__le16 frame_control;
	__le16 duration;
	u8 ra[ETH_ALEN];
} __packed __aligned(2);

struct ieee80211_pspoll {
	__le16 frame_control;
	__le16 aid;
	u8 bssid[ETH_ALEN];
	u8 ta[ETH_ALEN];
} __packed __aligned(2);

/* TDLS */

/* Channel switch timing */
struct ieee80211_ch_switch_timing {
	__le16 switch_time;
	__le16 switch_timeout;
} __packed;

/* Link-id information element */
struct ieee80211_tdls_lnkie {
	u8 ie_type; /* Link Identifier IE */
	u8 ie_len;
	u8 bssid[ETH_ALEN];
	u8 init_sta[ETH_ALEN];
	u8 resp_sta[ETH_ALEN];
} __packed;

struct ieee80211_tdls_data {
	u8 da[ETH_ALEN];
	u8 sa[ETH_ALEN];
	__be16 ether_type;
	u8 payload_type;
	u8 category;
	u8 action_code;
	union {
		struct {
			u8 dialog_token;
			__le16 capability;
			u8 variable[0];
		} __packed setup_req;
		struct {
			__le16 status_code;
			u8 dialog_token;
			__le16 capability;
			u8 variable[0];
		} __packed setup_resp;
		struct {
			__le16 status_code;
			u8 dialog_token;
			u8 variable[0];
		} __packed setup_cfm;
		struct {
			__le16 reason_code;
			u8 variable[0];
		} __packed teardown;
		struct {
			u8 dialog_token;
			u8 variable[0];
		} __packed discover_req;
		struct {
			u8 target_channel;
			u8 oper_class;
			u8 variable[0];
		} __packed chan_switch_req;
		struct {
			__le16 status_code;
			u8 variable[0];
		} __packed chan_switch_resp;
	} u;
} __packed;

/*
 * Peer-to-Peer IE attribute related definitions.
 */
/*
 * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
 */
enum ieee80211_p2p_attr_id {
	IEEE80211_P2P_ATTR_STATUS = 0,
	IEEE80211_P2P_ATTR_MINOR_REASON,
	IEEE80211_P2P_ATTR_CAPABILITY,
	IEEE80211_P2P_ATTR_DEVICE_ID,
	IEEE80211_P2P_ATTR_GO_INTENT,
	IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
	IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
	IEEE80211_P2P_ATTR_GROUP_BSSID,
	IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
	IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
	IEEE80211_P2P_ATTR_MANAGABILITY,
	IEEE80211_P2P_ATTR_CHANNEL_LIST,
	IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
	IEEE80211_P2P_ATTR_DEVICE_INFO,
	IEEE80211_P2P_ATTR_GROUP_INFO,
	IEEE80211_P2P_ATTR_GROUP_ID,
	IEEE80211_P2P_ATTR_INTERFACE,
	IEEE80211_P2P_ATTR_OPER_CHANNEL,
	IEEE80211_P2P_ATTR_INVITE_FLAGS,
	/* 19 - 220: Reserved */
	IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,

	IEEE80211_P2P_ATTR_MAX
};

/* Notice of Absence attribute - described in P2P spec 4.1.14 */
/* Typical max value used here */
#define IEEE80211_P2P_NOA_DESC_MAX	4

struct ieee80211_p2p_noa_desc {
	u8 count;
	__le32 duration;
	__le32 interval;
	__le32 start_time;
} __packed;

struct ieee80211_p2p_noa_attr {
	u8 index;
	u8 oppps_ctwindow;
	struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX];
} __packed;

#define IEEE80211_P2P_OPPPS_ENABLE_BIT		BIT(7)
#define IEEE80211_P2P_OPPPS_CTWINDOW_MASK	0x7F

/**
 * struct ieee80211_bar - Block Ack Request frame format
 * @frame_control: Frame Control
 * @duration: Duration
 * @ra: RA
 * @ta: TA
 * @control: BAR Control
 * @start_seq_num: Starting Sequence Number (see Figure 9-37)
 *
 * This structure represents the "BlockAckReq frame format"
 * as described in IEEE Std 802.11-2020 section 9.3.1.7.
*/
struct ieee80211_bar {
	__le16 frame_control;
	__le16 duration;
	__u8 ra[ETH_ALEN];
	__u8 ta[ETH_ALEN];
	__le16 control;
	__le16 start_seq_num;
} __packed;

/* 802.11 BAR control masks */
#define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL	0x0000
#define IEEE80211_BAR_CTRL_MULTI_TID		0x0002
#define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA	0x0004
#define IEEE80211_BAR_CTRL_TID_INFO_MASK	0xf000
#define IEEE80211_BAR_CTRL_TID_INFO_SHIFT	12

#define IEEE80211_HT_MCS_MASK_LEN		10

/**
 * struct ieee80211_mcs_info - Supported MCS Set field
 * @rx_mask: RX mask
 * @rx_highest: highest supported RX rate. If set represents
 *	the highest supported RX data rate in units of 1 Mbps.
 *	If this field is 0 this value should not be used to
 *	consider the highest RX data rate supported.
 * @tx_params: TX parameters
 * @reserved: Reserved bits
 *
 * This structure represents the "Supported MCS Set field" as
 * described in IEEE Std 802.11-2020 section 9.4.2.55.4.
 */
struct ieee80211_mcs_info {
	u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
	__le16 rx_highest;
	u8 tx_params;
	u8 reserved[3];
} __packed;

/* 802.11n HT capability MSC set */
#define IEEE80211_HT_MCS_RX_HIGHEST_MASK	0x3ff
#define IEEE80211_HT_MCS_TX_DEFINED		0x01
#define IEEE80211_HT_MCS_TX_RX_DIFF		0x02
/* value 0 == 1 stream etc */
#define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK	0x0C
#define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT	2
#define		IEEE80211_HT_MCS_TX_MAX_STREAMS	4
#define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION	0x10

#define IEEE80211_HT_MCS_CHAINS(mcs) ((mcs) == 32 ? 1 : (1 + ((mcs) >> 3)))

/*
 * 802.11n D5.0 20.3.5 / 20.6 says:
 * - indices 0 to 7 and 32 are single spatial stream
 * - 8 to 31 are multiple spatial streams using equal modulation
 *   [8..15 for two streams, 16..23 for three and 24..31 for four]
 * - remainder are multiple spatial streams using unequal modulation
 */
#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
	(IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)

/**
 * struct ieee80211_ht_cap - HT capabilities element
 * @cap_info: HT Capability Information
 * @ampdu_params_info: A-MPDU Parameters
 * @mcs: Supported MCS Set
 * @extended_ht_cap_info: HT Extended Capabilities
 * @tx_BF_cap_info: Transmit Beamforming Capabilities
 * @antenna_selection_info: ASEL Capability
 *
 * This structure represents the payload of the "HT Capabilities
 * element" as described in IEEE Std 802.11-2020 section 9.4.2.55.
 */
struct ieee80211_ht_cap {
	__le16 cap_info;
	u8 ampdu_params_info;

	/* 16 bytes MCS information */
	struct ieee80211_mcs_info mcs;

	__le16 extended_ht_cap_info;
	__le32 tx_BF_cap_info;
	u8 antenna_selection_info;
} __packed;

/* 802.11n HT capabilities masks (for cap_info) */
#define IEEE80211_HT_CAP_LDPC_CODING		0x0001
#define IEEE80211_HT_CAP_SUP_WIDTH_20_40	0x0002
#define IEEE80211_HT_CAP_SM_PS			0x000C
#define		IEEE80211_HT_CAP_SM_PS_SHIFT	2
#define IEEE80211_HT_CAP_GRN_FLD		0x0010
#define IEEE80211_HT_CAP_SGI_20			0x0020
#define IEEE80211_HT_CAP_SGI_40			0x0040
#define IEEE80211_HT_CAP_TX_STBC		0x0080
#define IEEE80211_HT_CAP_RX_STBC		0x0300
#define		IEEE80211_HT_CAP_RX_STBC_SHIFT	8
#define IEEE80211_HT_CAP_DELAY_BA		0x0400
#define IEEE80211_HT_CAP_MAX_AMSDU		0x0800
#define IEEE80211_HT_CAP_DSSSCCK40		0x1000
#define IEEE80211_HT_CAP_RESERVED		0x2000
#define IEEE80211_HT_CAP_40MHZ_INTOLERANT	0x4000
#define IEEE80211_HT_CAP_LSIG_TXOP_PROT		0x8000

/* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
#define IEEE80211_HT_EXT_CAP_PCO		0x0001
#define IEEE80211_HT_EXT_CAP_PCO_TIME		0x0006
#define		IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT	1
#define IEEE80211_HT_EXT_CAP_MCS_FB		0x0300
#define		IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT	8
#define IEEE80211_HT_EXT_CAP_HTC_SUP		0x0400
#define IEEE80211_HT_EXT_CAP_RD_RESPONDER	0x0800

/* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
#define IEEE80211_HT_AMPDU_PARM_FACTOR		0x03
#define IEEE80211_HT_AMPDU_PARM_DENSITY		0x1C
#define		IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT	2

/*
 * Maximum length of AMPDU that the STA can receive in high-throughput (HT).
 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
 */
enum ieee80211_max_ampdu_length_exp {
	IEEE80211_HT_MAX_AMPDU_8K = 0,
	IEEE80211_HT_MAX_AMPDU_16K = 1,
	IEEE80211_HT_MAX_AMPDU_32K = 2,
	IEEE80211_HT_MAX_AMPDU_64K = 3
};

/*
 * Maximum length of AMPDU that the STA can receive in VHT.
 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
 */
enum ieee80211_vht_max_ampdu_length_exp {
	IEEE80211_VHT_MAX_AMPDU_8K = 0,
	IEEE80211_VHT_MAX_AMPDU_16K = 1,
	IEEE80211_VHT_MAX_AMPDU_32K = 2,
	IEEE80211_VHT_MAX_AMPDU_64K = 3,
	IEEE80211_VHT_MAX_AMPDU_128K = 4,
	IEEE80211_VHT_MAX_AMPDU_256K = 5,
	IEEE80211_VHT_MAX_AMPDU_512K = 6,
	IEEE80211_VHT_MAX_AMPDU_1024K = 7
};

#define IEEE80211_HT_MAX_AMPDU_FACTOR 13

/* Minimum MPDU start spacing */
enum ieee80211_min_mpdu_spacing {
	IEEE80211_HT_MPDU_DENSITY_NONE = 0,	/* No restriction */
	IEEE80211_HT_MPDU_DENSITY_0_25 = 1,	/* 1/4 usec */
	IEEE80211_HT_MPDU_DENSITY_0_5 = 2,	/* 1/2 usec */
	IEEE80211_HT_MPDU_DENSITY_1 = 3,	/* 1 usec */
	IEEE80211_HT_MPDU_DENSITY_2 = 4,	/* 2 usec */
	IEEE80211_HT_MPDU_DENSITY_4 = 5,	/* 4 usec */
	IEEE80211_HT_MPDU_DENSITY_8 = 6,	/* 8 usec */
	IEEE80211_HT_MPDU_DENSITY_16 = 7	/* 16 usec */
};

/**
 * struct ieee80211_ht_operation - HT operation IE
 * @primary_chan: Primary Channel
 * @ht_param: HT Operation Information parameters
 * @operation_mode: HT Operation Information operation mode
 * @stbc_param: HT Operation Information STBC params
 * @basic_set: Basic HT-MCS Set
 *
 * This structure represents the payload of the "HT Operation
 * element" as described in IEEE Std 802.11-2020 section 9.4.2.56.
 */
struct ieee80211_ht_operation {
	u8 primary_chan;
	u8 ht_param;
	__le16 operation_mode;
	__le16 stbc_param;
	u8 basic_set[16];
} __packed;

/* for ht_param */
#define IEEE80211_HT_PARAM_CHA_SEC_OFFSET		0x03
#define		IEEE80211_HT_PARAM_CHA_SEC_NONE		0x00
#define		IEEE80211_HT_PARAM_CHA_SEC_ABOVE	0x01
#define		IEEE80211_HT_PARAM_CHA_SEC_BELOW	0x03
#define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY		0x04
#define IEEE80211_HT_PARAM_RIFS_MODE			0x08

/* for operation_mode */
#define IEEE80211_HT_OP_MODE_PROTECTION			0x0003
#define		IEEE80211_HT_OP_MODE_PROTECTION_NONE		0
#define		IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER	1
#define		IEEE80211_HT_OP_MODE_PROTECTION_20MHZ		2
#define		IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED	3
#define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT		0x0004
#define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT		0x0010
#define IEEE80211_HT_OP_MODE_CCFS2_SHIFT		5
#define IEEE80211_HT_OP_MODE_CCFS2_MASK			0x1fe0

/* for stbc_param */
#define IEEE80211_HT_STBC_PARAM_DUAL_BEACON		0x0040
#define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT		0x0080
#define IEEE80211_HT_STBC_PARAM_STBC_BEACON		0x0100
#define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT	0x0200
#define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE		0x0400
#define IEEE80211_HT_STBC_PARAM_PCO_PHASE		0x0800


/* block-ack parameters */
#define IEEE80211_ADDBA_PARAM_AMSDU_MASK 0x0001
#define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
#define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
#define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
#define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800

/*
 * A-MPDU buffer sizes
 * According to HT size varies from 8 to 64 frames
 * HE adds the ability to have up to 256 frames.
 * EHT adds the ability to have up to 1K frames.
 */
#define IEEE80211_MIN_AMPDU_BUF		0x8
#define IEEE80211_MAX_AMPDU_BUF_HT	0x40
#define IEEE80211_MAX_AMPDU_BUF_HE	0x100
#define IEEE80211_MAX_AMPDU_BUF_EHT	0x400


/* Spatial Multiplexing Power Save Modes (for capability) */
#define WLAN_HT_CAP_SM_PS_STATIC	0
#define WLAN_HT_CAP_SM_PS_DYNAMIC	1
#define WLAN_HT_CAP_SM_PS_INVALID	2
#define WLAN_HT_CAP_SM_PS_DISABLED	3

/* for SM power control field lower two bits */
#define WLAN_HT_SMPS_CONTROL_DISABLED	0
#define WLAN_HT_SMPS_CONTROL_STATIC	1
#define WLAN_HT_SMPS_CONTROL_DYNAMIC	3

/**
 * struct ieee80211_vht_mcs_info - VHT MCS information
 * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
 * @rx_highest: Indicates highest long GI VHT PPDU data rate
 *	STA can receive. Rate expressed in units of 1 Mbps.
 *	If this field is 0 this value should not be used to
 *	consider the highest RX data rate supported.
 *	The top 3 bits of this field indicate the Maximum NSTS,total
 *	(a beamformee capability.)
 * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
 * @tx_highest: Indicates highest long GI VHT PPDU data rate
 *	STA can transmit. Rate expressed in units of 1 Mbps.
 *	If this field is 0 this value should not be used to
 *	consider the highest TX data rate supported.
 *	The top 2 bits of this field are reserved, the
 *	3rd bit from the top indiciates VHT Extended NSS BW
 *	Capability.
 */
struct ieee80211_vht_mcs_info {
	__le16 rx_mcs_map;
	__le16 rx_highest;
	__le16 tx_mcs_map;
	__le16 tx_highest;
} __packed;

/* for rx_highest */
#define IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT	13
#define IEEE80211_VHT_MAX_NSTS_TOTAL_MASK	(7 << IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT)

/* for tx_highest */
#define IEEE80211_VHT_EXT_NSS_BW_CAPABLE	(1 << 13)

/**
 * enum ieee80211_vht_mcs_support - VHT MCS support definitions
 * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
 *	number of streams
 * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
 * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
 * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
 *
 * These definitions are used in each 2-bit subfield of the @rx_mcs_map
 * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
 * both split into 8 subfields by number of streams. These values indicate
 * which MCSes are supported for the number of streams the value appears
 * for.
 */
enum ieee80211_vht_mcs_support {
	IEEE80211_VHT_MCS_SUPPORT_0_7	= 0,
	IEEE80211_VHT_MCS_SUPPORT_0_8	= 1,
	IEEE80211_VHT_MCS_SUPPORT_0_9	= 2,
	IEEE80211_VHT_MCS_NOT_SUPPORTED	= 3,
};

/**
 * struct ieee80211_vht_cap - VHT capabilities
 *
 * This structure is the "VHT capabilities element" as
 * described in 802.11ac D3.0 8.4.2.160
 * @vht_cap_info: VHT capability info
 * @supp_mcs: VHT MCS supported rates
 */
struct ieee80211_vht_cap {
	__le32 vht_cap_info;
	struct ieee80211_vht_mcs_info supp_mcs;
} __packed;

/**
 * enum ieee80211_vht_chanwidth - VHT channel width
 * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
 *	determine the channel width (20 or 40 MHz)
 * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
 * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
 * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
 */
enum ieee80211_vht_chanwidth {
	IEEE80211_VHT_CHANWIDTH_USE_HT		= 0,
	IEEE80211_VHT_CHANWIDTH_80MHZ		= 1,
	IEEE80211_VHT_CHANWIDTH_160MHZ		= 2,
	IEEE80211_VHT_CHANWIDTH_80P80MHZ	= 3,
};

/**
 * struct ieee80211_vht_operation - VHT operation IE
 *
 * This structure is the "VHT operation element" as
 * described in 802.11ac D3.0 8.4.2.161
 * @chan_width: Operating channel width
 * @center_freq_seg0_idx: center freq segment 0 index
 * @center_freq_seg1_idx: center freq segment 1 index
 * @basic_mcs_set: VHT Basic MCS rate set
 */
struct ieee80211_vht_operation {
	u8 chan_width;
	u8 center_freq_seg0_idx;
	u8 center_freq_seg1_idx;
	__le16 basic_mcs_set;
} __packed;

/**
 * struct ieee80211_he_cap_elem - HE capabilities element
 * @mac_cap_info: HE MAC Capabilities Information
 * @phy_cap_info: HE PHY Capabilities Information
 *
 * This structure represents the fixed fields of the payload of the
 * "HE capabilities element" as described in IEEE Std 802.11ax-2021
 * sections 9.4.2.248.2 and 9.4.2.248.3.
 */
struct ieee80211_he_cap_elem {
	u8 mac_cap_info[6];
	u8 phy_cap_info[11];
} __packed;

#define IEEE80211_TX_RX_MCS_NSS_DESC_MAX_LEN	5

/**
 * enum ieee80211_he_mcs_support - HE MCS support definitions
 * @IEEE80211_HE_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
 *	number of streams
 * @IEEE80211_HE_MCS_SUPPORT_0_9: MCSes 0-9 are supported
 * @IEEE80211_HE_MCS_SUPPORT_0_11: MCSes 0-11 are supported
 * @IEEE80211_HE_MCS_NOT_SUPPORTED: This number of streams isn't supported
 *
 * These definitions are used in each 2-bit subfield of the rx_mcs_*
 * and tx_mcs_* fields of &struct ieee80211_he_mcs_nss_supp, which are
 * both split into 8 subfields by number of streams. These values indicate
 * which MCSes are supported for the number of streams the value appears
 * for.
 */
enum ieee80211_he_mcs_support {
	IEEE80211_HE_MCS_SUPPORT_0_7	= 0,
	IEEE80211_HE_MCS_SUPPORT_0_9	= 1,
	IEEE80211_HE_MCS_SUPPORT_0_11	= 2,
	IEEE80211_HE_MCS_NOT_SUPPORTED	= 3,
};

/**
 * struct ieee80211_he_mcs_nss_supp - HE Tx/Rx HE MCS NSS Support Field
 *
 * This structure holds the data required for the Tx/Rx HE MCS NSS Support Field
 * described in P802.11ax_D2.0 section 9.4.2.237.4
 *
 * @rx_mcs_80: Rx MCS map 2 bits for each stream, total 8 streams, for channel
 *     widths less than 80MHz.
 * @tx_mcs_80: Tx MCS map 2 bits for each stream, total 8 streams, for channel
 *     widths less than 80MHz.
 * @rx_mcs_160: Rx MCS map 2 bits for each stream, total 8 streams, for channel
 *     width 160MHz.
 * @tx_mcs_160: Tx MCS map 2 bits for each stream, total 8 streams, for channel
 *     width 160MHz.
 * @rx_mcs_80p80: Rx MCS map 2 bits for each stream, total 8 streams, for
 *     channel width 80p80MHz.
 * @tx_mcs_80p80: Tx MCS map 2 bits for each stream, total 8 streams, for
 *     channel width 80p80MHz.
 */
struct ieee80211_he_mcs_nss_supp {
	__le16 rx_mcs_80;
	__le16 tx_mcs_80;
	__le16 rx_mcs_160;
	__le16 tx_mcs_160;
	__le16 rx_mcs_80p80;
	__le16 tx_mcs_80p80;
} __packed;

/**
 * struct ieee80211_he_operation - HE Operation element
 * @he_oper_params: HE Operation Parameters + BSS Color Information
 * @he_mcs_nss_set: Basic HE-MCS And NSS Set
 * @optional: Optional fields VHT Operation Information, Max Co-Hosted
 *            BSSID Indicator, and 6 GHz Operation Information
 *
 * This structure represents the payload of the "HE Operation
 * element" as described in IEEE Std 802.11ax-2021 section 9.4.2.249.
 */
struct ieee80211_he_operation {
	__le32 he_oper_params;
	__le16 he_mcs_nss_set;
	u8 optional[];
} __packed;

/**
 * struct ieee80211_he_spr - Spatial Reuse Parameter Set element
 * @he_sr_control: SR Control
 * @optional: Optional fields Non-SRG OBSS PD Max Offset, SRG OBSS PD
 *            Min Offset, SRG OBSS PD Max Offset, SRG BSS Color
 *            Bitmap, and SRG Partial BSSID Bitmap
 *
 * This structure represents the payload of the "Spatial Reuse
 * Parameter Set element" as described in IEEE Std 802.11ax-2021
 * section 9.4.2.252.
 */
struct ieee80211_he_spr {
	u8 he_sr_control;
	u8 optional[];
} __packed;

/**
 * struct ieee80211_he_mu_edca_param_ac_rec - MU AC Parameter Record field
 * @aifsn: ACI/AIFSN
 * @ecw_min_max: ECWmin/ECWmax
 * @mu_edca_timer: MU EDCA Timer
 *
 * This structure represents the "MU AC Parameter Record" as described
 * in IEEE Std 802.11ax-2021 section 9.4.2.251, Figure 9-788p.
 */
struct ieee80211_he_mu_edca_param_ac_rec {
	u8 aifsn;
	u8 ecw_min_max;
	u8 mu_edca_timer;
} __packed;

/**
 * struct ieee80211_mu_edca_param_set - MU EDCA Parameter Set element
 * @mu_qos_info: QoS Info
 * @ac_be: MU AC_BE Parameter Record
 * @ac_bk: MU AC_BK Parameter Record
 * @ac_vi: MU AC_VI Parameter Record
 * @ac_vo: MU AC_VO Parameter Record
 *
 * This structure represents the payload of the "MU EDCA Parameter Set
 * element" as described in IEEE Std 802.11ax-2021 section 9.4.2.251.
 */
struct ieee80211_mu_edca_param_set {
	u8 mu_qos_info;
	struct ieee80211_he_mu_edca_param_ac_rec ac_be;
	struct ieee80211_he_mu_edca_param_ac_rec ac_bk;
	struct ieee80211_he_mu_edca_param_ac_rec ac_vi;
	struct ieee80211_he_mu_edca_param_ac_rec ac_vo;
} __packed;

#define IEEE80211_EHT_MCS_NSS_RX 0x0f
#define IEEE80211_EHT_MCS_NSS_TX 0xf0

/**
 * struct ieee80211_eht_mcs_nss_supp_20mhz_only - EHT 20MHz only station max
 * supported NSS for per MCS.
 *
 * For each field below, bits 0 - 3 indicate the maximal number of spatial
 * streams for Rx, and bits 4 - 7 indicate the maximal number of spatial streams
 * for Tx.
 *
 * @rx_tx_mcs7_max_nss: indicates the maximum number of spatial streams
 *     supported for reception and the maximum number of spatial streams
 *     supported for transmission for MCS 0 - 7.
 * @rx_tx_mcs9_max_nss: indicates the maximum number of spatial streams
 *     supported for reception and the maximum number of spatial streams
 *     supported for transmission for MCS 8 - 9.
 * @rx_tx_mcs11_max_nss: indicates the maximum number of spatial streams
 *     supported for reception and the maximum number of spatial streams
 *     supported for transmission for MCS 10 - 11.
 * @rx_tx_mcs13_max_nss: indicates the maximum number of spatial streams
 *     supported for reception and the maximum number of spatial streams
 *     supported for transmission for MCS 12 - 13.
 * @rx_tx_max_nss: array of the previous fields for easier loop access
 */
struct ieee80211_eht_mcs_nss_supp_20mhz_only {
	union {
		struct {
			u8 rx_tx_mcs7_max_nss;
			u8 rx_tx_mcs9_max_nss;
			u8 rx_tx_mcs11_max_nss;
			u8 rx_tx_mcs13_max_nss;
		};
		u8 rx_tx_max_nss[4];
	};
};

/**
 * struct ieee80211_eht_mcs_nss_supp_bw - EHT max supported NSS per MCS (except
 * 20MHz only stations).
 *
 * For each field below, bits 0 - 3 indicate the maximal number of spatial
 * streams for Rx, and bits 4 - 7 indicate the maximal number of spatial streams
 * for Tx.
 *
 * @rx_tx_mcs9_max_nss: indicates the maximum number of spatial streams
 *     supported for reception and the maximum number of spatial streams
 *     supported for transmission for MCS 0 - 9.
 * @rx_tx_mcs11_max_nss: indicates the maximum number of spatial streams
 *     supported for reception and the maximum number of spatial streams
 *     supported for transmission for MCS 10 - 11.
 * @rx_tx_mcs13_max_nss: indicates the maximum number of spatial streams
 *     supported for reception and the maximum number of spatial streams
 *     supported for transmission for MCS 12 - 13.
 * @rx_tx_max_nss: array of the previous fields for easier loop access
 */
struct ieee80211_eht_mcs_nss_supp_bw {
	union {
		struct {
			u8 rx_tx_mcs9_max_nss;
			u8 rx_tx_mcs11_max_nss;
			u8 rx_tx_mcs13_max_nss;
		};
		u8 rx_tx_max_nss[3];
	};
};

/**
 * struct ieee80211_eht_cap_elem_fixed - EHT capabilities fixed data
 *
 * This structure is the "EHT Capabilities element" fixed fields as
 * described in P802.11be_D2.0 section 9.4.2.313.
 *
 * @mac_cap_info: MAC capabilities, see IEEE80211_EHT_MAC_CAP*
 * @phy_cap_info: PHY capabilities, see IEEE80211_EHT_PHY_CAP*
 */
struct ieee80211_eht_cap_elem_fixed {
	u8 mac_cap_info[2];
	u8 phy_cap_info[9];
} __packed;

/**
 * struct ieee80211_eht_cap_elem - EHT capabilities element
 * @fixed: fixed parts, see &ieee80211_eht_cap_elem_fixed
 * @optional: optional parts
 */
struct ieee80211_eht_cap_elem {
	struct ieee80211_eht_cap_elem_fixed fixed;

	/*
	 * Followed by:
	 * Supported EHT-MCS And NSS Set field: 4, 3, 6 or 9 octets.
	 * EHT PPE Thresholds field: variable length.
	 */
	u8 optional[];
} __packed;

#define IEEE80211_EHT_OPER_INFO_PRESENT	                        0x01
#define IEEE80211_EHT_OPER_DISABLED_SUBCHANNEL_BITMAP_PRESENT	0x02
#define IEEE80211_EHT_OPER_EHT_DEF_PE_DURATION	                0x04
#define IEEE80211_EHT_OPER_GROUP_ADDRESSED_BU_IND_LIMIT         0x08
#define IEEE80211_EHT_OPER_GROUP_ADDRESSED_BU_IND_EXP_MASK      0x30

/**
 * struct ieee80211_eht_operation - eht operation element
 *
 * This structure is the "EHT Operation Element" fields as
 * described in P802.11be_D2.0 section 9.4.2.311
 *
 * @params: EHT operation element parameters. See &IEEE80211_EHT_OPER_*
 * @basic_mcs_nss: indicates the EHT-MCSs for each number of spatial streams in
 *     EHT PPDUs that are supported by all EHT STAs in the BSS in transmit and
 *     receive.
 * @optional: optional parts
 */
struct ieee80211_eht_operation {
	u8 params;
	struct ieee80211_eht_mcs_nss_supp_20mhz_only basic_mcs_nss;
	u8 optional[];
} __packed;

/**
 * struct ieee80211_eht_operation_info - eht operation information
 *
 * @control: EHT operation information control.
 * @ccfs0: defines a channel center frequency for a 20, 40, 80, 160, or 320 MHz
 *     EHT BSS.
 * @ccfs1: defines a channel center frequency for a 160 or 320 MHz EHT BSS.
 * @optional: optional parts
 */
struct ieee80211_eht_operation_info {
	u8 control;
	u8 ccfs0;
	u8 ccfs1;
	u8 optional[];
} __packed;

/* 802.11ac VHT Capabilities */
#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895			0x00000000
#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991			0x00000001
#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454			0x00000002
#define IEEE80211_VHT_CAP_MAX_MPDU_MASK				0x00000003
#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ		0x00000004
#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ	0x00000008
#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK			0x0000000C
#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_SHIFT			2
#define IEEE80211_VHT_CAP_RXLDPC				0x00000010
#define IEEE80211_VHT_CAP_SHORT_GI_80				0x00000020
#define IEEE80211_VHT_CAP_SHORT_GI_160				0x00000040
#define IEEE80211_VHT_CAP_TXSTBC				0x00000080
#define IEEE80211_VHT_CAP_RXSTBC_1				0x00000100
#define IEEE80211_VHT_CAP_RXSTBC_2				0x00000200
#define IEEE80211_VHT_CAP_RXSTBC_3				0x00000300
#define IEEE80211_VHT_CAP_RXSTBC_4				0x00000400
#define IEEE80211_VHT_CAP_RXSTBC_MASK				0x00000700
#define IEEE80211_VHT_CAP_RXSTBC_SHIFT				8
#define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE			0x00000800
#define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE			0x00001000
#define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT                  13
#define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK			\
		(7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT)
#define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT		16
#define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK		\
		(7 << IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT)
#define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE			0x00080000
#define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE			0x00100000
#define IEEE80211_VHT_CAP_VHT_TXOP_PS				0x00200000
#define IEEE80211_VHT_CAP_HTC_VHT				0x00400000
#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT	23
#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK	\
		(7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB	0x08000000
#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB	0x0c000000
#define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN			0x10000000
#define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN			0x20000000
#define IEEE80211_VHT_CAP_EXT_NSS_BW_SHIFT			30
#define IEEE80211_VHT_CAP_EXT_NSS_BW_MASK			0xc0000000

/**
 * ieee80211_get_vht_max_nss - return max NSS for a given bandwidth/MCS
 * @cap: VHT capabilities of the peer
 * @bw: bandwidth to use
 * @mcs: MCS index to use
 * @ext_nss_bw_capable: indicates whether or not the local transmitter
 *	(rate scaling algorithm) can deal with the new logic
 *	(dot11VHTExtendedNSSBWCapable)
 * @max_vht_nss: current maximum NSS as advertised by the STA in
 *	operating mode notification, can be 0 in which case the
 *	capability data will be used to derive this (from MCS support)
 *
 * Due to the VHT Extended NSS Bandwidth Support, the maximum NSS can
 * vary for a given BW/MCS. This function parses the data.
 *
 * Note: This function is exported by cfg80211.
 */
int ieee80211_get_vht_max_nss(struct ieee80211_vht_cap *cap,
			      enum ieee80211_vht_chanwidth bw,
			      int mcs, bool ext_nss_bw_capable,
			      unsigned int max_vht_nss);

/**
 * enum ieee80211_ap_reg_power - regulatory power for a Access Point
 *
 * @IEEE80211_REG_UNSET_AP: Access Point has no regulatory power mode
 * @IEEE80211_REG_LPI_AP: Indoor Access Point
 * @IEEE80211_REG_SP_AP: Standard power Access Point
 * @IEEE80211_REG_VLP_AP: Very low power Access Point
 * @IEEE80211_REG_AP_POWER_AFTER_LAST: internal
 * @IEEE80211_REG_AP_POWER_MAX: maximum value
 */
enum ieee80211_ap_reg_power {
	IEEE80211_REG_UNSET_AP,
	IEEE80211_REG_LPI_AP,
	IEEE80211_REG_SP_AP,
	IEEE80211_REG_VLP_AP,
	IEEE80211_REG_AP_POWER_AFTER_LAST,
	IEEE80211_REG_AP_POWER_MAX =
		IEEE80211_REG_AP_POWER_AFTER_LAST - 1,
};

/**
 * enum ieee80211_client_reg_power - regulatory power for a client
 *
 * @IEEE80211_REG_UNSET_CLIENT: Client has no regulatory power mode
 * @IEEE80211_REG_DEFAULT_CLIENT: Default Client
 * @IEEE80211_REG_SUBORDINATE_CLIENT: Subordinate Client
 * @IEEE80211_REG_CLIENT_POWER_AFTER_LAST: internal
 * @IEEE80211_REG_CLIENT_POWER_MAX: maximum value
 */
enum ieee80211_client_reg_power {
	IEEE80211_REG_UNSET_CLIENT,
	IEEE80211_REG_DEFAULT_CLIENT,
	IEEE80211_REG_SUBORDINATE_CLIENT,
	IEEE80211_REG_CLIENT_POWER_AFTER_LAST,
	IEEE80211_REG_CLIENT_POWER_MAX =
		IEEE80211_REG_CLIENT_POWER_AFTER_LAST - 1,
};

/* 802.11ax HE MAC capabilities */
#define IEEE80211_HE_MAC_CAP0_HTC_HE				0x01
#define IEEE80211_HE_MAC_CAP0_TWT_REQ				0x02
#define IEEE80211_HE_MAC_CAP0_TWT_RES				0x04
#define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_NOT_SUPP		0x00
#define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_1		0x08
#define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_2		0x10
#define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_3		0x18
#define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_MASK			0x18
#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_1		0x00
#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_2		0x20
#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_4		0x40
#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_8		0x60
#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_16		0x80
#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_32		0xa0
#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_64		0xc0
#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_UNLIMITED	0xe0
#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_MASK		0xe0

#define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_UNLIMITED		0x00
#define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_128			0x01
#define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_256			0x02
#define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_512			0x03
#define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_MASK		0x03
#define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_0US		0x00
#define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_8US		0x04
#define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US		0x08
#define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_MASK		0x0c
#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_1		0x00
#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_2		0x10
#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_3		0x20
#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_4		0x30
#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_5		0x40
#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_6		0x50
#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_7		0x60
#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8		0x70
#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_MASK		0x70

/* Link adaptation is split between byte HE_MAC_CAP1 and
 * HE_MAC_CAP2. It should be set only if IEEE80211_HE_MAC_CAP0_HTC_HE
 * in which case the following values apply:
 * 0 = No feedback.
 * 1 = reserved.
 * 2 = Unsolicited feedback.
 * 3 = both
 */
#define IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION			0x80

#define IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION			0x01
#define IEEE80211_HE_MAC_CAP2_ALL_ACK				0x02
#define IEEE80211_HE_MAC_CAP2_TRS				0x04
#define IEEE80211_HE_MAC_CAP2_BSR				0x08
#define IEEE80211_HE_MAC_CAP2_BCAST_TWT				0x10
#define IEEE80211_HE_MAC_CAP2_32BIT_BA_BITMAP			0x20
#define IEEE80211_HE_MAC_CAP2_MU_CASCADING			0x40
#define IEEE80211_HE_MAC_CAP2_ACK_EN				0x80

#define IEEE80211_HE_MAC_CAP3_OMI_CONTROL			0x02
#define IEEE80211_HE_MAC_CAP3_OFDMA_RA				0x04

/* The maximum length of an A-MDPU is defined by the combination of the Maximum
 * A-MDPU Length Exponent field in the HT capabilities, VHT capabilities and the
 * same field in the HE capabilities.
 */
#define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_0		0x00
#define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_1		0x08
#define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_2		0x10
#define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3		0x18
#define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK		0x18
#define IEEE80211_HE_MAC_CAP3_AMSDU_FRAG			0x20
#define IEEE80211_HE_MAC_CAP3_FLEX_TWT_SCHED			0x40
#define IEEE80211_HE_MAC_CAP3_RX_CTRL_FRAME_TO_MULTIBSS		0x80

#define IEEE80211_HE_MAC_CAP4_BSRP_BQRP_A_MPDU_AGG		0x01
#define IEEE80211_HE_MAC_CAP4_QTP				0x02
#define IEEE80211_HE_MAC_CAP4_BQR				0x04
#define IEEE80211_HE_MAC_CAP4_PSR_RESP				0x08
#define IEEE80211_HE_MAC_CAP4_NDP_FB_REP			0x10
#define IEEE80211_HE_MAC_CAP4_OPS				0x20
#define IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU			0x40
/* Multi TID agg TX is split between byte #4 and #5
 * The value is a combination of B39,B40,B41
 */
#define IEEE80211_HE_MAC_CAP4_MULTI_TID_AGG_TX_QOS_B39		0x80

#define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B40		0x01
#define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B41		0x02
#define IEEE80211_HE_MAC_CAP5_SUBCHAN_SELECTIVE_TRANSMISSION	0x04
#define IEEE80211_HE_MAC_CAP5_UL_2x996_TONE_RU			0x08
#define IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX		0x10
#define IEEE80211_HE_MAC_CAP5_HE_DYNAMIC_SM_PS			0x20
#define IEEE80211_HE_MAC_CAP5_PUNCTURED_SOUNDING		0x40
#define IEEE80211_HE_MAC_CAP5_HT_VHT_TRIG_FRAME_RX		0x80

#define IEEE80211_HE_VHT_MAX_AMPDU_FACTOR	20
#define IEEE80211_HE_HT_MAX_AMPDU_FACTOR	16
#define IEEE80211_HE_6GHZ_MAX_AMPDU_FACTOR	13

/* 802.11ax HE PHY capabilities */
#define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G		0x02
#define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G	0x04
#define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G		0x08
#define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G	0x10
#define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK_ALL		0x1e

#define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G	0x20
#define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G	0x40
#define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK			0xfe

#define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_20MHZ	0x01
#define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_40MHZ	0x02
#define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_20MHZ	0x04
#define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_40MHZ	0x08
#define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_MASK			0x0f
#define IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A				0x10
#define IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD			0x20
#define IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US		0x40
/* Midamble RX/TX Max NSTS is split between byte #2 and byte #3 */
#define IEEE80211_HE_PHY_CAP1_MIDAMBLE_RX_TX_MAX_NSTS			0x80

#define IEEE80211_HE_PHY_CAP2_MIDAMBLE_RX_TX_MAX_NSTS			0x01
#define IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US			0x02
#define IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ			0x04
#define IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ			0x08
#define IEEE80211_HE_PHY_CAP2_DOPPLER_TX				0x10
#define IEEE80211_HE_PHY_CAP2_DOPPLER_RX				0x20

/* Note that the meaning of UL MU below is different between an AP and a non-AP
 * sta, where in the AP case it indicates support for Rx and in the non-AP sta
 * case it indicates support for Tx.
 */
#define IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO			0x40
#define IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO			0x80

#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_NO_DCM			0x00
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_BPSK			0x01
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK			0x02
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_16_QAM			0x03
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK			0x03
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_1				0x00
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_2				0x04
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_NO_DCM			0x00
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_BPSK			0x08
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK			0x10
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM			0x18
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK			0x18
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_1				0x00
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_2				0x20
#define IEEE80211_HE_PHY_CAP3_RX_PARTIAL_BW_SU_IN_20MHZ_MU		0x40
#define IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER				0x80

#define IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE				0x01
#define IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER				0x02

/* Minimal allowed value of Max STS under 80MHz is 3 */
#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4		0x0c
#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_5		0x10
#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_6		0x14
#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_7		0x18
#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_8		0x1c
#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK	0x1c

/* Minimal allowed value of Max STS above 80MHz is 3 */
#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4		0x60
#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_5		0x80
#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_6		0xa0
#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_7		0xc0
#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_8		0xe0
#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK	0xe0

#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_1	0x00
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_2	0x01
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_3	0x02
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_4	0x03
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_5	0x04
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_6	0x05
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_7	0x06
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_8	0x07
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK	0x07

#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_1	0x00
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_2	0x08
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_3	0x10
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_4	0x18
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_5	0x20
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_6	0x28
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_7	0x30
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_8	0x38
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK	0x38

#define IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK				0x40
#define IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK				0x80

#define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU			0x01
#define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU			0x02
#define IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB			0x04
#define IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB		0x08
#define IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB				0x10
#define IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE			0x20
#define IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO		0x40
#define IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT			0x80

#define IEEE80211_HE_PHY_CAP7_PSR_BASED_SR				0x01
#define IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP			0x02
#define IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI		0x04
#define IEEE80211_HE_PHY_CAP7_MAX_NC_1					0x08
#define IEEE80211_HE_PHY_CAP7_MAX_NC_2					0x10
#define IEEE80211_HE_PHY_CAP7_MAX_NC_3					0x18
#define IEEE80211_HE_PHY_CAP7_MAX_NC_4					0x20
#define IEEE80211_HE_PHY_CAP7_MAX_NC_5					0x28
#define IEEE80211_HE_PHY_CAP7_MAX_NC_6					0x30
#define IEEE80211_HE_PHY_CAP7_MAX_NC_7					0x38
#define IEEE80211_HE_PHY_CAP7_MAX_NC_MASK				0x38
#define IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ			0x40
#define IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ			0x80

#define IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI		0x01
#define IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G		0x02
#define IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU			0x04
#define IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU			0x08
#define IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI		0x10
#define IEEE80211_HE_PHY_CAP8_MIDAMBLE_RX_TX_2X_AND_1XLTF		0x20
#define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_242				0x00
#define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484				0x40
#define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996				0x80
#define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_2x996				0xc0
#define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_MASK				0xc0

#define IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM		0x01
#define IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK		0x02
#define IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU		0x04
#define IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU		0x08
#define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB	0x10
#define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB	0x20
#define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_0US			0x0
#define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_8US			0x1
#define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US			0x2
#define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED		0x3
#define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_POS			6
#define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK			0xc0

#define IEEE80211_HE_PHY_CAP10_HE_MU_M1RU_MAX_LTF			0x01

/* 802.11ax HE TX/RX MCS NSS Support  */
#define IEEE80211_TX_RX_MCS_NSS_SUPP_HIGHEST_MCS_POS			(3)
#define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_POS			(6)
#define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_POS			(11)
#define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_MASK			0x07c0
#define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_MASK			0xf800

/* TX/RX HE MCS Support field Highest MCS subfield encoding */
enum ieee80211_he_highest_mcs_supported_subfield_enc {
	HIGHEST_MCS_SUPPORTED_MCS7 = 0,
	HIGHEST_MCS_SUPPORTED_MCS8,
	HIGHEST_MCS_SUPPORTED_MCS9,
	HIGHEST_MCS_SUPPORTED_MCS10,
	HIGHEST_MCS_SUPPORTED_MCS11,
};

/* Calculate 802.11ax HE capabilities IE Tx/Rx HE MCS NSS Support Field size */
static inline u8
ieee80211_he_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap)
{
	u8 count = 4;

	if (he_cap->phy_cap_info[0] &
	    IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G)
		count += 4;

	if (he_cap->phy_cap_info[0] &
	    IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)
		count += 4;

	return count;
}

/* 802.11ax HE PPE Thresholds */
#define IEEE80211_PPE_THRES_NSS_SUPPORT_2NSS			(1)
#define IEEE80211_PPE_THRES_NSS_POS				(0)
#define IEEE80211_PPE_THRES_NSS_MASK				(7)
#define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_2x966_AND_966_RU	\
	(BIT(5) | BIT(6))
#define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK		0x78
#define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS		(3)
#define IEEE80211_PPE_THRES_INFO_PPET_SIZE			(3)
#define IEEE80211_HE_PPE_THRES_INFO_HEADER_SIZE			(7)

/*
 * Calculate 802.11ax HE capabilities IE PPE field size
 * Input: Header byte of ppe_thres (first byte), and HE capa IE's PHY cap u8*
 */
static inline u8
ieee80211_he_ppe_size(u8 ppe_thres_hdr, const u8 *phy_cap_info)
{
	u8 n;

	if ((phy_cap_info[6] &
	     IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) == 0)
		return 0;

	n = hweight8(ppe_thres_hdr &
		     IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK);
	n *= (1 + ((ppe_thres_hdr & IEEE80211_PPE_THRES_NSS_MASK) >>
		   IEEE80211_PPE_THRES_NSS_POS));

	/*
	 * Each pair is 6 bits, and we need to add the 7 "header" bits to the
	 * total size.
	 */
	n = (n * IEEE80211_PPE_THRES_INFO_PPET_SIZE * 2) + 7;
	n = DIV_ROUND_UP(n, 8);

	return n;
}

static inline bool ieee80211_he_capa_size_ok(const u8 *data, u8 len)
{
	const struct ieee80211_he_cap_elem *he_cap_ie_elem = (const void *)data;
	u8 needed = sizeof(*he_cap_ie_elem);

	if (len < needed)
		return false;

	needed += ieee80211_he_mcs_nss_size(he_cap_ie_elem);
	if (len < needed)
		return false;

	if (he_cap_ie_elem->phy_cap_info[6] &
			IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) {
		if (len < needed + 1)
			return false;
		needed += ieee80211_he_ppe_size(data[needed],
						he_cap_ie_elem->phy_cap_info);
	}

	return len >= needed;
}

/* HE Operation defines */
#define IEEE80211_HE_OPERATION_DFLT_PE_DURATION_MASK		0x00000007
#define IEEE80211_HE_OPERATION_TWT_REQUIRED			0x00000008
#define IEEE80211_HE_OPERATION_RTS_THRESHOLD_MASK		0x00003ff0
#define IEEE80211_HE_OPERATION_RTS_THRESHOLD_OFFSET		4
#define IEEE80211_HE_OPERATION_VHT_OPER_INFO			0x00004000
#define IEEE80211_HE_OPERATION_CO_HOSTED_BSS			0x00008000
#define IEEE80211_HE_OPERATION_ER_SU_DISABLE			0x00010000
#define IEEE80211_HE_OPERATION_6GHZ_OP_INFO			0x00020000
#define IEEE80211_HE_OPERATION_BSS_COLOR_MASK			0x3f000000
#define IEEE80211_HE_OPERATION_BSS_COLOR_OFFSET			24
#define IEEE80211_HE_OPERATION_PARTIAL_BSS_COLOR		0x40000000
#define IEEE80211_HE_OPERATION_BSS_COLOR_DISABLED		0x80000000

#define IEEE80211_6GHZ_CTRL_REG_LPI_AP	0
#define IEEE80211_6GHZ_CTRL_REG_SP_AP	1

/**
 * struct ieee80211_he_6ghz_oper - HE 6 GHz operation Information field
 * @primary: primary channel
 * @control: control flags
 * @ccfs0: channel center frequency segment 0
 * @ccfs1: channel center frequency segment 1
 * @minrate: minimum rate (in 1 Mbps units)
 */
struct ieee80211_he_6ghz_oper {
	u8 primary;
#define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH	0x3
#define		IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_20MHZ	0
#define		IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_40MHZ	1
#define		IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_80MHZ	2
#define		IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_160MHZ	3
#define IEEE80211_HE_6GHZ_OPER_CTRL_DUP_BEACON	0x4
#define IEEE80211_HE_6GHZ_OPER_CTRL_REG_INFO	0x38
	u8 control;
	u8 ccfs0;
	u8 ccfs1;
	u8 minrate;
} __packed;

/*
 * In "9.4.2.161 Transmit Power Envelope element" of "IEEE Std 802.11ax-2021",
 * it show four types in "Table 9-275a-Maximum Transmit Power Interpretation
 * subfield encoding", and two category for each type in "Table E-12-Regulatory
 * Info subfield encoding in the United States".
 * So it it totally max 8 Transmit Power Envelope element.
 */
#define IEEE80211_TPE_MAX_IE_COUNT	8
/*
 * In "Table 9-277—Meaning of Maximum Transmit Power Count subfield"
 * of "IEEE Std 802.11ax™‐2021", the max power level is 8.
 */
#define IEEE80211_MAX_NUM_PWR_LEVEL	8

#define IEEE80211_TPE_MAX_POWER_COUNT	8

/* transmit power interpretation type of transmit power envelope element */
enum ieee80211_tx_power_intrpt_type {
	IEEE80211_TPE_LOCAL_EIRP,
	IEEE80211_TPE_LOCAL_EIRP_PSD,
	IEEE80211_TPE_REG_CLIENT_EIRP,
	IEEE80211_TPE_REG_CLIENT_EIRP_PSD,
};

/**
 * struct ieee80211_tx_pwr_env - Transmit Power Envelope
 * @tx_power_info: Transmit Power Information field
 * @tx_power: Maximum Transmit Power field
 *
 * This structure represents the payload of the "Transmit Power
 * Envelope element" as described in IEEE Std 802.11ax-2021 section
 * 9.4.2.161
 */
struct ieee80211_tx_pwr_env {
	u8 tx_power_info;
	s8 tx_power[IEEE80211_TPE_MAX_POWER_COUNT];
} __packed;

#define IEEE80211_TX_PWR_ENV_INFO_COUNT 0x7
#define IEEE80211_TX_PWR_ENV_INFO_INTERPRET 0x38
#define IEEE80211_TX_PWR_ENV_INFO_CATEGORY 0xC0

/*
 * ieee80211_he_oper_size - calculate 802.11ax HE Operations IE size
 * @he_oper_ie: byte data of the He Operations IE, stating from the byte
 *	after the ext ID byte. It is assumed that he_oper_ie has at least
 *	sizeof(struct ieee80211_he_operation) bytes, the caller must have
 *	validated this.
 * @return the actual size of the IE data (not including header), or 0 on error
 */
static inline u8
ieee80211_he_oper_size(const u8 *he_oper_ie)
{
	const struct ieee80211_he_operation *he_oper = (const void *)he_oper_ie;
	u8 oper_len = sizeof(struct ieee80211_he_operation);
	u32 he_oper_params;

	/* Make sure the input is not NULL */
	if (!he_oper_ie)
		return 0;

	/* Calc required length */
	he_oper_params = le32_to_cpu(he_oper->he_oper_params);
	if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO)
		oper_len += 3;
	if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS)
		oper_len++;
	if (he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO)
		oper_len += sizeof(struct ieee80211_he_6ghz_oper);

	/* Add the first byte (extension ID) to the total length */
	oper_len++;

	return oper_len;
}

/**
 * ieee80211_he_6ghz_oper - obtain 6 GHz operation field
 * @he_oper: HE operation element (must be pre-validated for size)
 *	but may be %NULL
 *
 * Return: a pointer to the 6 GHz operation field, or %NULL
 */
static inline const struct ieee80211_he_6ghz_oper *
ieee80211_he_6ghz_oper(const struct ieee80211_he_operation *he_oper)
{
	const u8 *ret;
	u32 he_oper_params;

	if (!he_oper)
		return NULL;

	ret = (const void *)&he_oper->optional;

	he_oper_params = le32_to_cpu(he_oper->he_oper_params);

	if (!(he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO))
		return NULL;
	if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO)
		ret += 3;
	if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS)
		ret++;

	return (const void *)ret;
}

/* HE Spatial Reuse defines */
#define IEEE80211_HE_SPR_PSR_DISALLOWED				BIT(0)
#define IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED		BIT(1)
#define IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT			BIT(2)
#define IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT		BIT(3)
#define IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED		BIT(4)

/*
 * ieee80211_he_spr_size - calculate 802.11ax HE Spatial Reuse IE size
 * @he_spr_ie: byte data of the He Spatial Reuse IE, stating from the byte
 *	after the ext ID byte. It is assumed that he_spr_ie has at least
 *	sizeof(struct ieee80211_he_spr) bytes, the caller must have validated
 *	this
 * @return the actual size of the IE data (not including header), or 0 on error
 */
static inline u8
ieee80211_he_spr_size(const u8 *he_spr_ie)
{
	const struct ieee80211_he_spr *he_spr = (const void *)he_spr_ie;
	u8 spr_len = sizeof(struct ieee80211_he_spr);
	u8 he_spr_params;

	/* Make sure the input is not NULL */
	if (!he_spr_ie)
		return 0;

	/* Calc required length */
	he_spr_params = he_spr->he_sr_control;
	if (he_spr_params & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT)
		spr_len++;
	if (he_spr_params & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT)
		spr_len += 18;

	/* Add the first byte (extension ID) to the total length */
	spr_len++;

	return spr_len;
}

/* S1G Capabilities Information field */
#define IEEE80211_S1G_CAPABILITY_LEN	15

#define S1G_CAP0_S1G_LONG	BIT(0)
#define S1G_CAP0_SGI_1MHZ	BIT(1)
#define S1G_CAP0_SGI_2MHZ	BIT(2)
#define S1G_CAP0_SGI_4MHZ	BIT(3)
#define S1G_CAP0_SGI_8MHZ	BIT(4)
#define S1G_CAP0_SGI_16MHZ	BIT(5)
#define S1G_CAP0_SUPP_CH_WIDTH	GENMASK(7, 6)

#define S1G_SUPP_CH_WIDTH_2	0
#define S1G_SUPP_CH_WIDTH_4	1
#define S1G_SUPP_CH_WIDTH_8	2
#define S1G_SUPP_CH_WIDTH_16	3
#define S1G_SUPP_CH_WIDTH_MAX(cap) ((1 << FIELD_GET(S1G_CAP0_SUPP_CH_WIDTH, \
						    cap[0])) << 1)

#define S1G_CAP1_RX_LDPC	BIT(0)
#define S1G_CAP1_TX_STBC	BIT(1)
#define S1G_CAP1_RX_STBC	BIT(2)
#define S1G_CAP1_SU_BFER	BIT(3)
#define S1G_CAP1_SU_BFEE	BIT(4)
#define S1G_CAP1_BFEE_STS	GENMASK(7, 5)

#define S1G_CAP2_SOUNDING_DIMENSIONS	GENMASK(2, 0)
#define S1G_CAP2_MU_BFER		BIT(3)
#define S1G_CAP2_MU_BFEE		BIT(4)
#define S1G_CAP2_PLUS_HTC_VHT		BIT(5)
#define S1G_CAP2_TRAVELING_PILOT	GENMASK(7, 6)

#define S1G_CAP3_RD_RESPONDER		BIT(0)
#define S1G_CAP3_HT_DELAYED_BA		BIT(1)
#define S1G_CAP3_MAX_MPDU_LEN		BIT(2)
#define S1G_CAP3_MAX_AMPDU_LEN_EXP	GENMASK(4, 3)
#define S1G_CAP3_MIN_MPDU_START		GENMASK(7, 5)

#define S1G_CAP4_UPLINK_SYNC	BIT(0)
#define S1G_CAP4_DYNAMIC_AID	BIT(1)
#define S1G_CAP4_BAT		BIT(2)
#define S1G_CAP4_TIME_ADE	BIT(3)
#define S1G_CAP4_NON_TIM	BIT(4)
#define S1G_CAP4_GROUP_AID	BIT(5)
#define S1G_CAP4_STA_TYPE	GENMASK(7, 6)

#define S1G_CAP5_CENT_AUTH_CONTROL	BIT(0)
#define S1G_CAP5_DIST_AUTH_CONTROL	BIT(1)
#define S1G_CAP5_AMSDU			BIT(2)
#define S1G_CAP5_AMPDU			BIT(3)
#define S1G_CAP5_ASYMMETRIC_BA		BIT(4)
#define S1G_CAP5_FLOW_CONTROL		BIT(5)
#define S1G_CAP5_SECTORIZED_BEAM	GENMASK(7, 6)

#define S1G_CAP6_OBSS_MITIGATION	BIT(0)
#define S1G_CAP6_FRAGMENT_BA		BIT(1)
#define S1G_CAP6_NDP_PS_POLL		BIT(2)
#define S1G_CAP6_RAW_OPERATION		BIT(3)
#define S1G_CAP6_PAGE_SLICING		BIT(4)
#define S1G_CAP6_TXOP_SHARING_IMP_ACK	BIT(5)
#define S1G_CAP6_VHT_LINK_ADAPT		GENMASK(7, 6)

#define S1G_CAP7_TACK_AS_PS_POLL		BIT(0)
#define S1G_CAP7_DUP_1MHZ			BIT(1)
#define S1G_CAP7_MCS_NEGOTIATION		BIT(2)
#define S1G_CAP7_1MHZ_CTL_RESPONSE_PREAMBLE	BIT(3)
#define S1G_CAP7_NDP_BFING_REPORT_POLL		BIT(4)
#define S1G_CAP7_UNSOLICITED_DYN_AID		BIT(5)
#define S1G_CAP7_SECTOR_TRAINING_OPERATION	BIT(6)
#define S1G_CAP7_TEMP_PS_MODE_SWITCH		BIT(7)

#define S1G_CAP8_TWT_GROUPING	BIT(0)
#define S1G_CAP8_BDT		BIT(1)
#define S1G_CAP8_COLOR		GENMASK(4, 2)
#define S1G_CAP8_TWT_REQUEST	BIT(5)
#define S1G_CAP8_TWT_RESPOND	BIT(6)
#define S1G_CAP8_PV1_FRAME	BIT(7)

#define S1G_CAP9_LINK_ADAPT_PER_CONTROL_RESPONSE BIT(0)

#define S1G_OPER_CH_WIDTH_PRIMARY_1MHZ	BIT(0)
#define S1G_OPER_CH_WIDTH_OPER		GENMASK(4, 1)

/* EHT MAC capabilities as defined in P802.11be_D2.0 section 9.4.2.313.2 */
#define IEEE80211_EHT_MAC_CAP0_EPCS_PRIO_ACCESS			0x01
#define IEEE80211_EHT_MAC_CAP0_OM_CONTROL			0x02
#define IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE1		0x04
#define IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE2		0x08
#define IEEE80211_EHT_MAC_CAP0_RESTRICTED_TWT			0x10
#define IEEE80211_EHT_MAC_CAP0_SCS_TRAFFIC_DESC			0x20
#define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_MASK		0xc0
#define	IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_3895	        0
#define	IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_7991	        1
#define	IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_11454	        2

#define IEEE80211_EHT_MAC_CAP1_MAX_AMPDU_LEN_MASK		0x01

/* EHT PHY capabilities as defined in P802.11be_D2.0 section 9.4.2.313.3 */
#define IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ			0x02
#define IEEE80211_EHT_PHY_CAP0_242_TONE_RU_GT20MHZ		0x04
#define IEEE80211_EHT_PHY_CAP0_NDP_4_EHT_LFT_32_GI		0x08
#define IEEE80211_EHT_PHY_CAP0_PARTIAL_BW_UL_MU_MIMO		0x10
#define IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMER			0x20
#define IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMEE			0x40

/* EHT beamformee number of spatial streams <= 80MHz is split */
#define IEEE80211_EHT_PHY_CAP0_BEAMFORMEE_SS_80MHZ_MASK		0x80
#define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_80MHZ_MASK		0x03

#define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_160MHZ_MASK	0x1c
#define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_320MHZ_MASK	0xe0

#define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_80MHZ_MASK		0x07
#define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_160MHZ_MASK		0x38

/* EHT number of sounding dimensions for 320MHz is split */
#define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_320MHZ_MASK		0xc0
#define IEEE80211_EHT_PHY_CAP3_SOUNDING_DIM_320MHZ_MASK		0x01
#define IEEE80211_EHT_PHY_CAP3_NG_16_SU_FEEDBACK		0x02
#define IEEE80211_EHT_PHY_CAP3_NG_16_MU_FEEDBACK		0x04
#define IEEE80211_EHT_PHY_CAP3_CODEBOOK_4_2_SU_FDBK		0x08
#define IEEE80211_EHT_PHY_CAP3_CODEBOOK_7_5_MU_FDBK		0x10
#define IEEE80211_EHT_PHY_CAP3_TRIG_SU_BF_FDBK			0x20
#define IEEE80211_EHT_PHY_CAP3_TRIG_MU_BF_PART_BW_FDBK		0x40
#define IEEE80211_EHT_PHY_CAP3_TRIG_CQI_FDBK			0x80

#define IEEE80211_EHT_PHY_CAP4_PART_BW_DL_MU_MIMO		0x01
#define IEEE80211_EHT_PHY_CAP4_PSR_SR_SUPP			0x02
#define IEEE80211_EHT_PHY_CAP4_POWER_BOOST_FACT_SUPP		0x04
#define IEEE80211_EHT_PHY_CAP4_EHT_MU_PPDU_4_EHT_LTF_08_GI	0x08
#define IEEE80211_EHT_PHY_CAP4_MAX_NC_MASK			0xf0

#define IEEE80211_EHT_PHY_CAP5_NON_TRIG_CQI_FEEDBACK		0x01
#define IEEE80211_EHT_PHY_CAP5_TX_LESS_242_TONE_RU_SUPP		0x02
#define IEEE80211_EHT_PHY_CAP5_RX_LESS_242_TONE_RU_SUPP		0x04
#define IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT		0x08
#define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK	0x30
#define   IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_0US	0
#define   IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_8US	1
#define   IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_16US	2
#define   IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_20US	3

/* Maximum number of supported EHT LTF is split */
#define IEEE80211_EHT_PHY_CAP5_MAX_NUM_SUPP_EHT_LTF_MASK	0xc0
#define IEEE80211_EHT_PHY_CAP5_SUPP_EXTRA_EHT_LTF		0x40
#define IEEE80211_EHT_PHY_CAP6_MAX_NUM_SUPP_EHT_LTF_MASK	0x07

#define IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_MASK			0x78
#define IEEE80211_EHT_PHY_CAP6_EHT_DUP_6GHZ_SUPP		0x80

#define IEEE80211_EHT_PHY_CAP7_20MHZ_STA_RX_NDP_WIDER_BW	0x01
#define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_80MHZ	0x02
#define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_160MHZ	0x04
#define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_320MHZ	0x08
#define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_80MHZ		0x10
#define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_160MHZ		0x20
#define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_320MHZ		0x40
#define IEEE80211_EHT_PHY_CAP7_TB_SOUNDING_FDBK_RATE_LIMIT	0x80

#define IEEE80211_EHT_PHY_CAP8_RX_1024QAM_WIDER_BW_DL_OFDMA	0x01
#define IEEE80211_EHT_PHY_CAP8_RX_4096QAM_WIDER_BW_DL_OFDMA	0x02

/*
 * EHT operation channel width as defined in P802.11be_D2.0 section 9.4.2.311
 */
#define IEEE80211_EHT_OPER_CHAN_WIDTH		0x7
#define IEEE80211_EHT_OPER_CHAN_WIDTH_20MHZ	0
#define IEEE80211_EHT_OPER_CHAN_WIDTH_40MHZ	1
#define IEEE80211_EHT_OPER_CHAN_WIDTH_80MHZ	2
#define IEEE80211_EHT_OPER_CHAN_WIDTH_160MHZ	3
#define IEEE80211_EHT_OPER_CHAN_WIDTH_320MHZ	4

/* Calculate 802.11be EHT capabilities IE Tx/Rx EHT MCS NSS Support Field size */
static inline u8
ieee80211_eht_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap,
			   const struct ieee80211_eht_cap_elem_fixed *eht_cap,
			   bool from_ap)
{
	u8 count = 0;

	/* on 2.4 GHz, if it supports 40 MHz, the result is 3 */
	if (he_cap->phy_cap_info[0] &
	    IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G)
		return 3;

	/* on 2.4 GHz, these three bits are reserved, so should be 0 */
	if (he_cap->phy_cap_info[0] &
	    IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G)
		count += 3;

	if (he_cap->phy_cap_info[0] &
	    IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G)
		count += 3;

	if (eht_cap->phy_cap_info[0] & IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ)
		count += 3;

	if (count)
		return count;

	return from_ap ? 3 : 4;
}

/* 802.11be EHT PPE Thresholds */
#define IEEE80211_EHT_PPE_THRES_NSS_POS			0
#define IEEE80211_EHT_PPE_THRES_NSS_MASK		0xf
#define IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK	0x1f0
#define IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE		3
#define IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE	9

/*
 * Calculate 802.11be EHT capabilities IE EHT field size
 */
static inline u8
ieee80211_eht_ppe_size(u16 ppe_thres_hdr, const u8 *phy_cap_info)
{
	u32 n;

	if (!(phy_cap_info[5] &
	      IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT))
		return 0;

	n = hweight16(ppe_thres_hdr &
		      IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK);
	n *= 1 + u16_get_bits(ppe_thres_hdr, IEEE80211_EHT_PPE_THRES_NSS_MASK);

	/*
	 * Each pair is 6 bits, and we need to add the 9 "header" bits to the
	 * total size.
	 */
	n = n * IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE * 2 +
	    IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE;
	return DIV_ROUND_UP(n, 8);
}

static inline bool
ieee80211_eht_capa_size_ok(const u8 *he_capa, const u8 *data, u8 len,
			   bool from_ap)
{
	const struct ieee80211_eht_cap_elem_fixed *elem = (const void *)data;
	u8 needed = sizeof(struct ieee80211_eht_cap_elem_fixed);

	if (len < needed || !he_capa)
		return false;

	needed += ieee80211_eht_mcs_nss_size((const void *)he_capa,
					     (const void *)data,
					     from_ap);
	if (len < needed)
		return false;

	if (elem->phy_cap_info[5] &
			IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT) {
		u16 ppe_thres_hdr;

		if (len < needed + sizeof(ppe_thres_hdr))
			return false;

		ppe_thres_hdr = get_unaligned_le16(data + needed);
		needed += ieee80211_eht_ppe_size(ppe_thres_hdr,
						 elem->phy_cap_info);
	}

	return len >= needed;
}

static inline bool
ieee80211_eht_oper_size_ok(const u8 *data, u8 len)
{
	const struct ieee80211_eht_operation *elem = (const void *)data;
	u8 needed = sizeof(*elem);

	if (len < needed)
		return false;

	if (elem->params & IEEE80211_EHT_OPER_INFO_PRESENT) {
		needed += 3;

		if (elem->params &
		    IEEE80211_EHT_OPER_DISABLED_SUBCHANNEL_BITMAP_PRESENT)
			needed += 2;
	}

	return len >= needed;
}

#define IEEE80211_BW_IND_DIS_SUBCH_PRESENT	BIT(1)

struct ieee80211_bandwidth_indication {
	u8 params;
	struct ieee80211_eht_operation_info info;
} __packed;

static inline bool
ieee80211_bandwidth_indication_size_ok(const u8 *data, u8 len)
{
	const struct ieee80211_bandwidth_indication *bwi = (const void *)data;

	if (len < sizeof(*bwi))
		return false;

	if (bwi->params & IEEE80211_BW_IND_DIS_SUBCH_PRESENT &&
	    len < sizeof(*bwi) + 2)
		return false;

	return true;
}

#define LISTEN_INT_USF	GENMASK(15, 14)
#define LISTEN_INT_UI	GENMASK(13, 0)

#define IEEE80211_MAX_USF	FIELD_MAX(LISTEN_INT_USF)
#define IEEE80211_MAX_UI	FIELD_MAX(LISTEN_INT_UI)

/* Authentication algorithms */
#define WLAN_AUTH_OPEN 0
#define WLAN_AUTH_SHARED_KEY 1
#define WLAN_AUTH_FT 2
#define WLAN_AUTH_SAE 3
#define WLAN_AUTH_FILS_SK 4
#define WLAN_AUTH_FILS_SK_PFS 5
#define WLAN_AUTH_FILS_PK 6
#define WLAN_AUTH_LEAP 128

#define WLAN_AUTH_CHALLENGE_LEN 128

#define WLAN_CAPABILITY_ESS		(1<<0)
#define WLAN_CAPABILITY_IBSS		(1<<1)

/*
 * A mesh STA sets the ESS and IBSS capability bits to zero.
 * however, this holds true for p2p probe responses (in the p2p_find
 * phase) as well.
 */
#define WLAN_CAPABILITY_IS_STA_BSS(cap)	\
	(!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))

#define WLAN_CAPABILITY_CF_POLLABLE	(1<<2)
#define WLAN_CAPABILITY_CF_POLL_REQUEST	(1<<3)
#define WLAN_CAPABILITY_PRIVACY		(1<<4)
#define WLAN_CAPABILITY_SHORT_PREAMBLE	(1<<5)
#define WLAN_CAPABILITY_PBCC		(1<<6)
#define WLAN_CAPABILITY_CHANNEL_AGILITY	(1<<7)

/* 802.11h */
#define WLAN_CAPABILITY_SPECTRUM_MGMT	(1<<8)
#define WLAN_CAPABILITY_QOS		(1<<9)
#define WLAN_CAPABILITY_SHORT_SLOT_TIME	(1<<10)
#define WLAN_CAPABILITY_APSD		(1<<11)
#define WLAN_CAPABILITY_RADIO_MEASURE	(1<<12)
#define WLAN_CAPABILITY_DSSS_OFDM	(1<<13)
#define WLAN_CAPABILITY_DEL_BACK	(1<<14)
#define WLAN_CAPABILITY_IMM_BACK	(1<<15)

/* DMG (60gHz) 802.11ad */
/* type - bits 0..1 */
#define WLAN_CAPABILITY_DMG_TYPE_MASK		(3<<0)
#define WLAN_CAPABILITY_DMG_TYPE_IBSS		(1<<0) /* Tx by: STA */
#define WLAN_CAPABILITY_DMG_TYPE_PBSS		(2<<0) /* Tx by: PCP */
#define WLAN_CAPABILITY_DMG_TYPE_AP		(3<<0) /* Tx by: AP */

#define WLAN_CAPABILITY_DMG_CBAP_ONLY		(1<<2)
#define WLAN_CAPABILITY_DMG_CBAP_SOURCE		(1<<3)
#define WLAN_CAPABILITY_DMG_PRIVACY		(1<<4)
#define WLAN_CAPABILITY_DMG_ECPAC		(1<<5)

#define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT	(1<<8)
#define WLAN_CAPABILITY_DMG_RADIO_MEASURE	(1<<12)

/* measurement */
#define IEEE80211_SPCT_MSR_RPRT_MODE_LATE	(1<<0)
#define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE	(1<<1)
#define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED	(1<<2)

#define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC	0
#define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA	1
#define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI	2
#define IEEE80211_SPCT_MSR_RPRT_TYPE_LCI	8
#define IEEE80211_SPCT_MSR_RPRT_TYPE_CIVIC	11

/* 802.11g ERP information element */
#define WLAN_ERP_NON_ERP_PRESENT (1<<0)
#define WLAN_ERP_USE_PROTECTION (1<<1)
#define WLAN_ERP_BARKER_PREAMBLE (1<<2)

/* WLAN_ERP_BARKER_PREAMBLE values */
enum {
	WLAN_ERP_PREAMBLE_SHORT = 0,
	WLAN_ERP_PREAMBLE_LONG = 1,
};

/* Band ID, 802.11ad #8.4.1.45 */
enum {
	IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
	IEEE80211_BANDID_SUB1  = 1, /* Sub-1 GHz (excluding TV white spaces) */
	IEEE80211_BANDID_2G    = 2, /* 2.4 GHz */
	IEEE80211_BANDID_3G    = 3, /* 3.6 GHz */
	IEEE80211_BANDID_5G    = 4, /* 4.9 and 5 GHz */
	IEEE80211_BANDID_60G   = 5, /* 60 GHz */
};

/* Status codes */
enum ieee80211_statuscode {
	WLAN_STATUS_SUCCESS = 0,
	WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
	WLAN_STATUS_CAPS_UNSUPPORTED = 10,
	WLAN_STATUS_REASSOC_NO_ASSOC = 11,
	WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
	WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
	WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
	WLAN_STATUS_CHALLENGE_FAIL = 15,
	WLAN_STATUS_AUTH_TIMEOUT = 16,
	WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
	WLAN_STATUS_ASSOC_DENIED_RATES = 18,
	/* 802.11b */
	WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
	WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
	WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
	/* 802.11h */
	WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
	WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
	WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
	/* 802.11g */
	WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
	WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
	/* 802.11w */
	WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
	WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
	/* 802.11i */
	WLAN_STATUS_INVALID_IE = 40,
	WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
	WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
	WLAN_STATUS_INVALID_AKMP = 43,
	WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
	WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
	WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
	/* 802.11e */
	WLAN_STATUS_UNSPECIFIED_QOS = 32,
	WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
	WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
	WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
	WLAN_STATUS_REQUEST_DECLINED = 37,
	WLAN_STATUS_INVALID_QOS_PARAM = 38,
	WLAN_STATUS_CHANGE_TSPEC = 39,
	WLAN_STATUS_WAIT_TS_DELAY = 47,
	WLAN_STATUS_NO_DIRECT_LINK = 48,
	WLAN_STATUS_STA_NOT_PRESENT = 49,
	WLAN_STATUS_STA_NOT_QSTA = 50,
	/* 802.11s */
	WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
	WLAN_STATUS_FCG_NOT_SUPP = 78,
	WLAN_STATUS_STA_NO_TBTT = 78,
	/* 802.11ad */
	WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
	WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
	WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
	WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
	WLAN_STATUS_PERFORMING_FST_NOW = 87,
	WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
	WLAN_STATUS_REJECT_U_PID_SETTING = 89,
	WLAN_STATUS_REJECT_DSE_BAND = 96,
	WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
	WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
	/* 802.11ai */
	WLAN_STATUS_FILS_AUTHENTICATION_FAILURE = 108,
	WLAN_STATUS_UNKNOWN_AUTHENTICATION_SERVER = 109,
	WLAN_STATUS_SAE_HASH_TO_ELEMENT = 126,
	WLAN_STATUS_SAE_PK = 127,
};


/* Reason codes */
enum ieee80211_reasoncode {
	WLAN_REASON_UNSPECIFIED = 1,
	WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
	WLAN_REASON_DEAUTH_LEAVING = 3,
	WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
	WLAN_REASON_DISASSOC_AP_BUSY = 5,
	WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
	WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
	WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
	WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
	/* 802.11h */
	WLAN_REASON_DISASSOC_BAD_POWER = 10,
	WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
	/* 802.11i */
	WLAN_REASON_INVALID_IE = 13,
	WLAN_REASON_MIC_FAILURE = 14,
	WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
	WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
	WLAN_REASON_IE_DIFFERENT = 17,
	WLAN_REASON_INVALID_GROUP_CIPHER = 18,
	WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
	WLAN_REASON_INVALID_AKMP = 20,
	WLAN_REASON_UNSUPP_RSN_VERSION = 21,
	WLAN_REASON_INVALID_RSN_IE_CAP = 22,
	WLAN_REASON_IEEE8021X_FAILED = 23,
	WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
	/* TDLS (802.11z) */
	WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25,
	WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26,
	/* 802.11e */
	WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
	WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
	WLAN_REASON_DISASSOC_LOW_ACK = 34,
	WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
	WLAN_REASON_QSTA_LEAVE_QBSS = 36,
	WLAN_REASON_QSTA_NOT_USE = 37,
	WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
	WLAN_REASON_QSTA_TIMEOUT = 39,
	WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
	/* 802.11s */
	WLAN_REASON_MESH_PEER_CANCELED = 52,
	WLAN_REASON_MESH_MAX_PEERS = 53,
	WLAN_REASON_MESH_CONFIG = 54,
	WLAN_REASON_MESH_CLOSE = 55,
	WLAN_REASON_MESH_MAX_RETRIES = 56,
	WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
	WLAN_REASON_MESH_INVALID_GTK = 58,
	WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
	WLAN_REASON_MESH_INVALID_SECURITY = 60,
	WLAN_REASON_MESH_PATH_ERROR = 61,
	WLAN_REASON_MESH_PATH_NOFORWARD = 62,
	WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
	WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
	WLAN_REASON_MESH_CHAN_REGULATORY = 65,
	WLAN_REASON_MESH_CHAN = 66,
};


/* Information Element IDs */
enum ieee80211_eid {
	WLAN_EID_SSID = 0,
	WLAN_EID_SUPP_RATES = 1,
	WLAN_EID_FH_PARAMS = 2, /* reserved now */
	WLAN_EID_DS_PARAMS = 3,
	WLAN_EID_CF_PARAMS = 4,
	WLAN_EID_TIM = 5,
	WLAN_EID_IBSS_PARAMS = 6,
	WLAN_EID_COUNTRY = 7,
	/* 8, 9 reserved */
	WLAN_EID_REQUEST = 10,
	WLAN_EID_QBSS_LOAD = 11,
	WLAN_EID_EDCA_PARAM_SET = 12,
	WLAN_EID_TSPEC = 13,
	WLAN_EID_TCLAS = 14,
	WLAN_EID_SCHEDULE = 15,
	WLAN_EID_CHALLENGE = 16,
	/* 17-31 reserved for challenge text extension */
	WLAN_EID_PWR_CONSTRAINT = 32,
	WLAN_EID_PWR_CAPABILITY = 33,
	WLAN_EID_TPC_REQUEST = 34,
	WLAN_EID_TPC_REPORT = 35,
	WLAN_EID_SUPPORTED_CHANNELS = 36,
	WLAN_EID_CHANNEL_SWITCH = 37,
	WLAN_EID_MEASURE_REQUEST = 38,
	WLAN_EID_MEASURE_REPORT = 39,
	WLAN_EID_QUIET = 40,
	WLAN_EID_IBSS_DFS = 41,
	WLAN_EID_ERP_INFO = 42,
	WLAN_EID_TS_DELAY = 43,
	WLAN_EID_TCLAS_PROCESSING = 44,
	WLAN_EID_HT_CAPABILITY = 45,
	WLAN_EID_QOS_CAPA = 46,
	/* 47 reserved for Broadcom */
	WLAN_EID_RSN = 48,
	WLAN_EID_802_15_COEX = 49,
	WLAN_EID_EXT_SUPP_RATES = 50,
	WLAN_EID_AP_CHAN_REPORT = 51,
	WLAN_EID_NEIGHBOR_REPORT = 52,
	WLAN_EID_RCPI = 53,
	WLAN_EID_MOBILITY_DOMAIN = 54,
	WLAN_EID_FAST_BSS_TRANSITION = 55,
	WLAN_EID_TIMEOUT_INTERVAL = 56,
	WLAN_EID_RIC_DATA = 57,
	WLAN_EID_DSE_REGISTERED_LOCATION = 58,
	WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
	WLAN_EID_EXT_CHANSWITCH_ANN = 60,
	WLAN_EID_HT_OPERATION = 61,
	WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62,
	WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
	WLAN_EID_ANTENNA_INFO = 64,
	WLAN_EID_RSNI = 65,
	WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
	WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
	WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
	WLAN_EID_TIME_ADVERTISEMENT = 69,
	WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
	WLAN_EID_MULTIPLE_BSSID = 71,
	WLAN_EID_BSS_COEX_2040 = 72,
	WLAN_EID_BSS_INTOLERANT_CHL_REPORT = 73,
	WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
	WLAN_EID_RIC_DESCRIPTOR = 75,
	WLAN_EID_MMIE = 76,
	WLAN_EID_ASSOC_COMEBACK_TIME = 77,
	WLAN_EID_EVENT_REQUEST = 78,
	WLAN_EID_EVENT_REPORT = 79,
	WLAN_EID_DIAGNOSTIC_REQUEST = 80,
	WLAN_EID_DIAGNOSTIC_REPORT = 81,
	WLAN_EID_LOCATION_PARAMS = 82,
	WLAN_EID_NON_TX_BSSID_CAP =  83,
	WLAN_EID_SSID_LIST = 84,
	WLAN_EID_MULTI_BSSID_IDX = 85,
	WLAN_EID_FMS_DESCRIPTOR = 86,
	WLAN_EID_FMS_REQUEST = 87,
	WLAN_EID_FMS_RESPONSE = 88,
	WLAN_EID_QOS_TRAFFIC_CAPA = 89,
	WLAN_EID_BSS_MAX_IDLE_PERIOD = 90,
	WLAN_EID_TSF_REQUEST = 91,
	WLAN_EID_TSF_RESPOSNE = 92,
	WLAN_EID_WNM_SLEEP_MODE = 93,
	WLAN_EID_TIM_BCAST_REQ = 94,
	WLAN_EID_TIM_BCAST_RESP = 95,
	WLAN_EID_COLL_IF_REPORT = 96,
	WLAN_EID_CHANNEL_USAGE = 97,
	WLAN_EID_TIME_ZONE = 98,
	WLAN_EID_DMS_REQUEST = 99,
	WLAN_EID_DMS_RESPONSE = 100,
	WLAN_EID_LINK_ID = 101,
	WLAN_EID_WAKEUP_SCHEDUL = 102,
	/* 103 reserved */
	WLAN_EID_CHAN_SWITCH_TIMING = 104,
	WLAN_EID_PTI_CONTROL = 105,
	WLAN_EID_PU_BUFFER_STATUS = 106,
	WLAN_EID_INTERWORKING = 107,
	WLAN_EID_ADVERTISEMENT_PROTOCOL = 108,
	WLAN_EID_EXPEDITED_BW_REQ = 109,
	WLAN_EID_QOS_MAP_SET = 110,
	WLAN_EID_ROAMING_CONSORTIUM = 111,
	WLAN_EID_EMERGENCY_ALERT = 112,
	WLAN_EID_MESH_CONFIG = 113,
	WLAN_EID_MESH_ID = 114,
	WLAN_EID_LINK_METRIC_REPORT = 115,
	WLAN_EID_CONGESTION_NOTIFICATION = 116,
	WLAN_EID_PEER_MGMT = 117,
	WLAN_EID_CHAN_SWITCH_PARAM = 118,
	WLAN_EID_MESH_AWAKE_WINDOW = 119,
	WLAN_EID_BEACON_TIMING = 120,
	WLAN_EID_MCCAOP_SETUP_REQ = 121,
	WLAN_EID_MCCAOP_SETUP_RESP = 122,
	WLAN_EID_MCCAOP_ADVERT = 123,
	WLAN_EID_MCCAOP_TEARDOWN = 124,
	WLAN_EID_GANN = 125,
	WLAN_EID_RANN = 126,
	WLAN_EID_EXT_CAPABILITY = 127,
	/* 128, 129 reserved for Agere */
	WLAN_EID_PREQ = 130,
	WLAN_EID_PREP = 131,
	WLAN_EID_PERR = 132,
	/* 133-136 reserved for Cisco */
	WLAN_EID_PXU = 137,
	WLAN_EID_PXUC = 138,
	WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
	WLAN_EID_MIC = 140,
	WLAN_EID_DESTINATION_URI = 141,
	WLAN_EID_UAPSD_COEX = 142,
	WLAN_EID_WAKEUP_SCHEDULE = 143,
	WLAN_EID_EXT_SCHEDULE = 144,
	WLAN_EID_STA_AVAILABILITY = 145,
	WLAN_EID_DMG_TSPEC = 146,
	WLAN_EID_DMG_AT = 147,
	WLAN_EID_DMG_CAP = 148,
	/* 149 reserved for Cisco */
	WLAN_EID_CISCO_VENDOR_SPECIFIC = 150,
	WLAN_EID_DMG_OPERATION = 151,
	WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
	WLAN_EID_DMG_BEAM_REFINEMENT = 153,
	WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
	/* 155-156 reserved for Cisco */
	WLAN_EID_AWAKE_WINDOW = 157,
	WLAN_EID_MULTI_BAND = 158,
	WLAN_EID_ADDBA_EXT = 159,
	WLAN_EID_NEXT_PCP_LIST = 160,
	WLAN_EID_PCP_HANDOVER = 161,
	WLAN_EID_DMG_LINK_MARGIN = 162,
	WLAN_EID_SWITCHING_STREAM = 163,
	WLAN_EID_SESSION_TRANSITION = 164,
	WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
	WLAN_EID_CLUSTER_REPORT = 166,
	WLAN_EID_RELAY_CAP = 167,
	WLAN_EID_RELAY_XFER_PARAM_SET = 168,
	WLAN_EID_BEAM_LINK_MAINT = 169,
	WLAN_EID_MULTIPLE_MAC_ADDR = 170,
	WLAN_EID_U_PID = 171,
	WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
	/* 173 reserved for Symbol */
	WLAN_EID_MCCAOP_ADV_OVERVIEW = 174,
	WLAN_EID_QUIET_PERIOD_REQ = 175,
	/* 176 reserved for Symbol */
	WLAN_EID_QUIET_PERIOD_RESP = 177,
	/* 178-179 reserved for Symbol */
	/* 180 reserved for ISO/IEC 20011 */
	WLAN_EID_EPAC_POLICY = 182,
	WLAN_EID_CLISTER_TIME_OFF = 183,
	WLAN_EID_INTER_AC_PRIO = 184,
	WLAN_EID_SCS_DESCRIPTOR = 185,
	WLAN_EID_QLOAD_REPORT = 186,
	WLAN_EID_HCCA_TXOP_UPDATE_COUNT = 187,
	WLAN_EID_HL_STREAM_ID = 188,
	WLAN_EID_GCR_GROUP_ADDR = 189,
	WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
	WLAN_EID_VHT_CAPABILITY = 191,
	WLAN_EID_VHT_OPERATION = 192,
	WLAN_EID_EXTENDED_BSS_LOAD = 193,
	WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194,
	WLAN_EID_TX_POWER_ENVELOPE = 195,
	WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196,
	WLAN_EID_AID = 197,
	WLAN_EID_QUIET_CHANNEL = 198,
	WLAN_EID_OPMODE_NOTIF = 199,

	WLAN_EID_REDUCED_NEIGHBOR_REPORT = 201,

	WLAN_EID_AID_REQUEST = 210,
	WLAN_EID_AID_RESPONSE = 211,
	WLAN_EID_S1G_BCN_COMPAT = 213,
	WLAN_EID_S1G_SHORT_BCN_INTERVAL = 214,
	WLAN_EID_S1G_TWT = 216,
	WLAN_EID_S1G_CAPABILITIES = 217,
	WLAN_EID_VENDOR_SPECIFIC = 221,
	WLAN_EID_QOS_PARAMETER = 222,
	WLAN_EID_S1G_OPERATION = 232,
	WLAN_EID_CAG_NUMBER = 237,
	WLAN_EID_AP_CSN = 239,
	WLAN_EID_FILS_INDICATION = 240,
	WLAN_EID_DILS = 241,
	WLAN_EID_FRAGMENT = 242,
	WLAN_EID_RSNX = 244,
	WLAN_EID_EXTENSION = 255
};

/* Element ID Extensions for Element ID 255 */
enum ieee80211_eid_ext {
	WLAN_EID_EXT_ASSOC_DELAY_INFO = 1,
	WLAN_EID_EXT_FILS_REQ_PARAMS = 2,
	WLAN_EID_EXT_FILS_KEY_CONFIRM = 3,
	WLAN_EID_EXT_FILS_SESSION = 4,
	WLAN_EID_EXT_FILS_HLP_CONTAINER = 5,
	WLAN_EID_EXT_FILS_IP_ADDR_ASSIGN = 6,
	WLAN_EID_EXT_KEY_DELIVERY = 7,
	WLAN_EID_EXT_FILS_WRAPPED_DATA = 8,
	WLAN_EID_EXT_FILS_PUBLIC_KEY = 12,
	WLAN_EID_EXT_FILS_NONCE = 13,
	WLAN_EID_EXT_FUTURE_CHAN_GUIDANCE = 14,
	WLAN_EID_EXT_HE_CAPABILITY = 35,
	WLAN_EID_EXT_HE_OPERATION = 36,
	WLAN_EID_EXT_UORA = 37,
	WLAN_EID_EXT_HE_MU_EDCA = 38,
	WLAN_EID_EXT_HE_SPR = 39,
	WLAN_EID_EXT_NDP_FEEDBACK_REPORT_PARAMSET = 41,
	WLAN_EID_EXT_BSS_COLOR_CHG_ANN = 42,
	WLAN_EID_EXT_QUIET_TIME_PERIOD_SETUP = 43,
	WLAN_EID_EXT_ESS_REPORT = 45,
	WLAN_EID_EXT_OPS = 46,
	WLAN_EID_EXT_HE_BSS_LOAD = 47,
	WLAN_EID_EXT_MAX_CHANNEL_SWITCH_TIME = 52,
	WLAN_EID_EXT_MULTIPLE_BSSID_CONFIGURATION = 55,
	WLAN_EID_EXT_NON_INHERITANCE = 56,
	WLAN_EID_EXT_KNOWN_BSSID = 57,
	WLAN_EID_EXT_SHORT_SSID_LIST = 58,
	WLAN_EID_EXT_HE_6GHZ_CAPA = 59,
	WLAN_EID_EXT_UL_MU_POWER_CAPA = 60,
	WLAN_EID_EXT_EHT_OPERATION = 106,
	WLAN_EID_EXT_EHT_MULTI_LINK = 107,
	WLAN_EID_EXT_EHT_CAPABILITY = 108,
	WLAN_EID_EXT_TID_TO_LINK_MAPPING = 109,
	WLAN_EID_EXT_BANDWIDTH_INDICATION = 135,
};

/* Action category code */
enum ieee80211_category {
	WLAN_CATEGORY_SPECTRUM_MGMT = 0,
	WLAN_CATEGORY_QOS = 1,
	WLAN_CATEGORY_DLS = 2,
	WLAN_CATEGORY_BACK = 3,
	WLAN_CATEGORY_PUBLIC = 4,
	WLAN_CATEGORY_RADIO_MEASUREMENT = 5,
	WLAN_CATEGORY_FAST_BBS_TRANSITION = 6,
	WLAN_CATEGORY_HT = 7,
	WLAN_CATEGORY_SA_QUERY = 8,
	WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
	WLAN_CATEGORY_WNM = 10,
	WLAN_CATEGORY_WNM_UNPROTECTED = 11,
	WLAN_CATEGORY_TDLS = 12,
	WLAN_CATEGORY_MESH_ACTION = 13,
	WLAN_CATEGORY_MULTIHOP_ACTION = 14,
	WLAN_CATEGORY_SELF_PROTECTED = 15,
	WLAN_CATEGORY_DMG = 16,
	WLAN_CATEGORY_WMM = 17,
	WLAN_CATEGORY_FST = 18,
	WLAN_CATEGORY_UNPROT_DMG = 20,
	WLAN_CATEGORY_VHT = 21,
	WLAN_CATEGORY_S1G = 22,
	WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
	WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
};

/* SPECTRUM_MGMT action code */
enum ieee80211_spectrum_mgmt_actioncode {
	WLAN_ACTION_SPCT_MSR_REQ = 0,
	WLAN_ACTION_SPCT_MSR_RPRT = 1,
	WLAN_ACTION_SPCT_TPC_REQ = 2,
	WLAN_ACTION_SPCT_TPC_RPRT = 3,
	WLAN_ACTION_SPCT_CHL_SWITCH = 4,
};

/* HT action codes */
enum ieee80211_ht_actioncode {
	WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
	WLAN_HT_ACTION_SMPS = 1,
	WLAN_HT_ACTION_PSMP = 2,
	WLAN_HT_ACTION_PCO_PHASE = 3,
	WLAN_HT_ACTION_CSI = 4,
	WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
	WLAN_HT_ACTION_COMPRESSED_BF = 6,
	WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
};

/* VHT action codes */
enum ieee80211_vht_actioncode {
	WLAN_VHT_ACTION_COMPRESSED_BF = 0,
	WLAN_VHT_ACTION_GROUPID_MGMT = 1,
	WLAN_VHT_ACTION_OPMODE_NOTIF = 2,
};

/* Self Protected Action codes */
enum ieee80211_self_protected_actioncode {
	WLAN_SP_RESERVED = 0,
	WLAN_SP_MESH_PEERING_OPEN = 1,
	WLAN_SP_MESH_PEERING_CONFIRM = 2,
	WLAN_SP_MESH_PEERING_CLOSE = 3,
	WLAN_SP_MGK_INFORM = 4,
	WLAN_SP_MGK_ACK = 5,
};

/* Mesh action codes */
enum ieee80211_mesh_actioncode {
	WLAN_MESH_ACTION_LINK_METRIC_REPORT,
	WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
	WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
	WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
	WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
	WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
	WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
	WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
	WLAN_MESH_ACTION_MCCA_TEARDOWN,
	WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
	WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
};

/* Unprotected WNM action codes */
enum ieee80211_unprotected_wnm_actioncode {
	WLAN_UNPROTECTED_WNM_ACTION_TIM = 0,
	WLAN_UNPROTECTED_WNM_ACTION_TIMING_MEASUREMENT_RESPONSE = 1,
};

/* Security key length */
enum ieee80211_key_len {
	WLAN_KEY_LEN_WEP40 = 5,
	WLAN_KEY_LEN_WEP104 = 13,
	WLAN_KEY_LEN_CCMP = 16,
	WLAN_KEY_LEN_CCMP_256 = 32,
	WLAN_KEY_LEN_TKIP = 32,
	WLAN_KEY_LEN_AES_CMAC = 16,
	WLAN_KEY_LEN_SMS4 = 32,
	WLAN_KEY_LEN_GCMP = 16,
	WLAN_KEY_LEN_GCMP_256 = 32,
	WLAN_KEY_LEN_BIP_CMAC_256 = 32,
	WLAN_KEY_LEN_BIP_GMAC_128 = 16,
	WLAN_KEY_LEN_BIP_GMAC_256 = 32,
};

enum ieee80211_s1g_actioncode {
	WLAN_S1G_AID_SWITCH_REQUEST,
	WLAN_S1G_AID_SWITCH_RESPONSE,
	WLAN_S1G_SYNC_CONTROL,
	WLAN_S1G_STA_INFO_ANNOUNCE,
	WLAN_S1G_EDCA_PARAM_SET,
	WLAN_S1G_EL_OPERATION,
	WLAN_S1G_TWT_SETUP,
	WLAN_S1G_TWT_TEARDOWN,
	WLAN_S1G_SECT_GROUP_ID_LIST,
	WLAN_S1G_SECT_ID_FEEDBACK,
	WLAN_S1G_TWT_INFORMATION = 11,
};

#define IEEE80211_WEP_IV_LEN		4
#define IEEE80211_WEP_ICV_LEN		4
#define IEEE80211_CCMP_HDR_LEN		8
#define IEEE80211_CCMP_MIC_LEN		8
#define IEEE80211_CCMP_PN_LEN		6
#define IEEE80211_CCMP_256_HDR_LEN	8
#define IEEE80211_CCMP_256_MIC_LEN	16
#define IEEE80211_CCMP_256_PN_LEN	6
#define IEEE80211_TKIP_IV_LEN		8
#define IEEE80211_TKIP_ICV_LEN		4
#define IEEE80211_CMAC_PN_LEN		6
#define IEEE80211_GMAC_PN_LEN		6
#define IEEE80211_GCMP_HDR_LEN		8
#define IEEE80211_GCMP_MIC_LEN		16
#define IEEE80211_GCMP_PN_LEN		6

#define FILS_NONCE_LEN			16
#define FILS_MAX_KEK_LEN		64

#define FILS_ERP_MAX_USERNAME_LEN	16
#define FILS_ERP_MAX_REALM_LEN		253
#define FILS_ERP_MAX_RRK_LEN		64

#define PMK_MAX_LEN			64
#define SAE_PASSWORD_MAX_LEN		128

/* Public action codes (IEEE Std 802.11-2016, 9.6.8.1, Table 9-307) */
enum ieee80211_pub_actioncode {
	WLAN_PUB_ACTION_20_40_BSS_COEX = 0,
	WLAN_PUB_ACTION_DSE_ENABLEMENT = 1,
	WLAN_PUB_ACTION_DSE_DEENABLEMENT = 2,
	WLAN_PUB_ACTION_DSE_REG_LOC_ANN = 3,
	WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4,
	WLAN_PUB_ACTION_DSE_MSMT_REQ = 5,
	WLAN_PUB_ACTION_DSE_MSMT_RESP = 6,
	WLAN_PUB_ACTION_MSMT_PILOT = 7,
	WLAN_PUB_ACTION_DSE_PC = 8,
	WLAN_PUB_ACTION_VENDOR_SPECIFIC = 9,
	WLAN_PUB_ACTION_GAS_INITIAL_REQ = 10,
	WLAN_PUB_ACTION_GAS_INITIAL_RESP = 11,
	WLAN_PUB_ACTION_GAS_COMEBACK_REQ = 12,
	WLAN_PUB_ACTION_GAS_COMEBACK_RESP = 13,
	WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
	WLAN_PUB_ACTION_LOC_TRACK_NOTI = 15,
	WLAN_PUB_ACTION_QAB_REQUEST_FRAME = 16,
	WLAN_PUB_ACTION_QAB_RESPONSE_FRAME = 17,
	WLAN_PUB_ACTION_QMF_POLICY = 18,
	WLAN_PUB_ACTION_QMF_POLICY_CHANGE = 19,
	WLAN_PUB_ACTION_QLOAD_REQUEST = 20,
	WLAN_PUB_ACTION_QLOAD_REPORT = 21,
	WLAN_PUB_ACTION_HCCA_TXOP_ADVERT = 22,
	WLAN_PUB_ACTION_HCCA_TXOP_RESPONSE = 23,
	WLAN_PUB_ACTION_PUBLIC_KEY = 24,
	WLAN_PUB_ACTION_CHANNEL_AVAIL_QUERY = 25,
	WLAN_PUB_ACTION_CHANNEL_SCHEDULE_MGMT = 26,
	WLAN_PUB_ACTION_CONTACT_VERI_SIGNAL = 27,
	WLAN_PUB_ACTION_GDD_ENABLEMENT_REQ = 28,
	WLAN_PUB_ACTION_GDD_ENABLEMENT_RESP = 29,
	WLAN_PUB_ACTION_NETWORK_CHANNEL_CONTROL = 30,
	WLAN_PUB_ACTION_WHITE_SPACE_MAP_ANN = 31,
	WLAN_PUB_ACTION_FTM_REQUEST = 32,
	WLAN_PUB_ACTION_FTM_RESPONSE = 33,
	WLAN_PUB_ACTION_FILS_DISCOVERY = 34,
};

/* TDLS action codes */
enum ieee80211_tdls_actioncode {
	WLAN_TDLS_SETUP_REQUEST = 0,
	WLAN_TDLS_SETUP_RESPONSE = 1,
	WLAN_TDLS_SETUP_CONFIRM = 2,
	WLAN_TDLS_TEARDOWN = 3,
	WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
	WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
	WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
	WLAN_TDLS_PEER_PSM_REQUEST = 7,
	WLAN_TDLS_PEER_PSM_RESPONSE = 8,
	WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
	WLAN_TDLS_DISCOVERY_REQUEST = 10,
};

/* Extended Channel Switching capability to be set in the 1st byte of
 * the @WLAN_EID_EXT_CAPABILITY information element
 */
#define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING	BIT(2)

/* Multiple BSSID capability is set in the 6th bit of 3rd byte of the
 * @WLAN_EID_EXT_CAPABILITY information element
 */
#define WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT	BIT(6)

/* Timing Measurement protocol for time sync is set in the 7th bit of 3rd byte
 * of the @WLAN_EID_EXT_CAPABILITY information element
 */
#define WLAN_EXT_CAPA3_TIMING_MEASUREMENT_SUPPORT	BIT(7)

/* TDLS capabilities in the 4th byte of @WLAN_EID_EXT_CAPABILITY */
#define WLAN_EXT_CAPA4_TDLS_BUFFER_STA		BIT(4)
#define WLAN_EXT_CAPA4_TDLS_PEER_PSM		BIT(5)
#define WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH		BIT(6)

/* Interworking capabilities are set in 7th bit of 4th byte of the
 * @WLAN_EID_EXT_CAPABILITY information element
 */
#define WLAN_EXT_CAPA4_INTERWORKING_ENABLED	BIT(7)

/*
 * TDLS capabililites to be enabled in the 5th byte of the
 * @WLAN_EID_EXT_CAPABILITY information element
 */
#define WLAN_EXT_CAPA5_TDLS_ENABLED	BIT(5)
#define WLAN_EXT_CAPA5_TDLS_PROHIBITED	BIT(6)
#define WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED	BIT(7)

#define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED	BIT(5)
#define WLAN_EXT_CAPA8_OPMODE_NOTIF	BIT(6)

/* Defines the maximal number of MSDUs in an A-MSDU. */
#define WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB	BIT(7)
#define WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB	BIT(0)

/*
 * Fine Timing Measurement Initiator - bit 71 of @WLAN_EID_EXT_CAPABILITY
 * information element
 */
#define WLAN_EXT_CAPA9_FTM_INITIATOR	BIT(7)

/* Defines support for TWT Requester and TWT Responder */
#define WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT	BIT(5)
#define WLAN_EXT_CAPA10_TWT_RESPONDER_SUPPORT	BIT(6)

/*
 * When set, indicates that the AP is able to tolerate 26-tone RU UL
 * OFDMA transmissions using HE TB PPDU from OBSS (not falsely classify the
 * 26-tone RU UL OFDMA transmissions as radar pulses).
 */
#define WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT BIT(7)

/* Defines support for enhanced multi-bssid advertisement*/
#define WLAN_EXT_CAPA11_EMA_SUPPORT	BIT(3)

/* TDLS specific payload type in the LLC/SNAP header */
#define WLAN_TDLS_SNAP_RFTYPE	0x2

/* BSS Coex IE information field bits */
#define WLAN_BSS_COEX_INFORMATION_REQUEST	BIT(0)

/**
 * enum ieee80211_mesh_sync_method - mesh synchronization method identifier
 *
 * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
 * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
 *	that will be specified in a vendor specific information element
 */
enum ieee80211_mesh_sync_method {
	IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
	IEEE80211_SYNC_METHOD_VENDOR = 255,
};

/**
 * enum ieee80211_mesh_path_protocol - mesh path selection protocol identifier
 *
 * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
 * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
 *	be specified in a vendor specific information element
 */
enum ieee80211_mesh_path_protocol {
	IEEE80211_PATH_PROTOCOL_HWMP = 1,
	IEEE80211_PATH_PROTOCOL_VENDOR = 255,
};

/**
 * enum ieee80211_mesh_path_metric - mesh path selection metric identifier
 *
 * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
 * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
 *	specified in a vendor specific information element
 */
enum ieee80211_mesh_path_metric {
	IEEE80211_PATH_METRIC_AIRTIME = 1,
	IEEE80211_PATH_METRIC_VENDOR = 255,
};

/**
 * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
 *
 * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
 *
 * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
 * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
 *	this value
 * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
 *	the proactive PREQ with proactive PREP subfield set to 0
 * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
 *	supports the proactive PREQ with proactive PREP subfield set to 1
 * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
 *	the proactive RANN
 */
enum ieee80211_root_mode_identifier {
	IEEE80211_ROOTMODE_NO_ROOT = 0,
	IEEE80211_ROOTMODE_ROOT = 1,
	IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
	IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
	IEEE80211_PROACTIVE_RANN = 4,
};

/*
 * IEEE 802.11-2007 7.3.2.9 Country information element
 *
 * Minimum length is 8 octets, ie len must be evenly
 * divisible by 2
 */

/* Although the spec says 8 I'm seeing 6 in practice */
#define IEEE80211_COUNTRY_IE_MIN_LEN	6

/* The Country String field of the element shall be 3 octets in length */
#define IEEE80211_COUNTRY_STRING_LEN	3

/*
 * For regulatory extension stuff see IEEE 802.11-2007
 * Annex I (page 1141) and Annex J (page 1147). Also
 * review 7.3.2.9.
 *
 * When dot11RegulatoryClassesRequired is true and the
 * first_channel/reg_extension_id is >= 201 then the IE
 * compromises of the 'ext' struct represented below:
 *
 *  - Regulatory extension ID - when generating IE this just needs
 *    to be monotonically increasing for each triplet passed in
 *    the IE
 *  - Regulatory class - index into set of rules
 *  - Coverage class - index into air propagation time (Table 7-27),
 *    in microseconds, you can compute the air propagation time from
 *    the index by multiplying by 3, so index 10 yields a propagation
 *    of 10 us. Valid values are 0-31, values 32-255 are not defined
 *    yet. A value of 0 inicates air propagation of <= 1 us.
 *
 *  See also Table I.2 for Emission limit sets and table
 *  I.3 for Behavior limit sets. Table J.1 indicates how to map
 *  a reg_class to an emission limit set and behavior limit set.
 */
#define IEEE80211_COUNTRY_EXTENSION_ID 201

/*
 *  Channels numbers in the IE must be monotonically increasing
 *  if dot11RegulatoryClassesRequired is not true.
 *
 *  If dot11RegulatoryClassesRequired is true consecutive
 *  subband triplets following a regulatory triplet shall
 *  have monotonically increasing first_channel number fields.
 *
 *  Channel numbers shall not overlap.
 *
 *  Note that max_power is signed.
 */
struct ieee80211_country_ie_triplet {
	union {
		struct {
			u8 first_channel;
			u8 num_channels;
			s8 max_power;
		} __packed chans;
		struct {
			u8 reg_extension_id;
			u8 reg_class;
			u8 coverage_class;
		} __packed ext;
	};
} __packed;

enum ieee80211_timeout_interval_type {
	WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
	WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
	WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
};

/**
 * struct ieee80211_timeout_interval_ie - Timeout Interval element
 * @type: type, see &enum ieee80211_timeout_interval_type
 * @value: timeout interval value
 */
struct ieee80211_timeout_interval_ie {
	u8 type;
	__le32 value;
} __packed;

/**
 * enum ieee80211_idle_options - BSS idle options
 * @WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE: the station should send an RSN
 *	protected frame to the AP to reset the idle timer at the AP for
 *	the station.
 */
enum ieee80211_idle_options {
	WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE = BIT(0),
};

/**
 * struct ieee80211_bss_max_idle_period_ie
 *
 * This structure refers to "BSS Max idle period element"
 *
 * @max_idle_period: indicates the time period during which a station can
 *	refrain from transmitting frames to its associated AP without being
 *	disassociated. In units of 1000 TUs.
 * @idle_options: indicates the options associated with the BSS idle capability
 *	as specified in &enum ieee80211_idle_options.
 */
struct ieee80211_bss_max_idle_period_ie {
	__le16 max_idle_period;
	u8 idle_options;
} __packed;

/* BACK action code */
enum ieee80211_back_actioncode {
	WLAN_ACTION_ADDBA_REQ = 0,
	WLAN_ACTION_ADDBA_RESP = 1,
	WLAN_ACTION_DELBA = 2,
};

/* BACK (block-ack) parties */
enum ieee80211_back_parties {
	WLAN_BACK_RECIPIENT = 0,
	WLAN_BACK_INITIATOR = 1,
};

/* SA Query action */
enum ieee80211_sa_query_action {
	WLAN_ACTION_SA_QUERY_REQUEST = 0,
	WLAN_ACTION_SA_QUERY_RESPONSE = 1,
};

/**
 * struct ieee80211_bssid_index
 *
 * This structure refers to "Multiple BSSID-index element"
 *
 * @bssid_index: BSSID index
 * @dtim_period: optional, overrides transmitted BSS dtim period
 * @dtim_count: optional, overrides transmitted BSS dtim count
 */
struct ieee80211_bssid_index {
	u8 bssid_index;
	u8 dtim_period;
	u8 dtim_count;
};

/**
 * struct ieee80211_multiple_bssid_configuration
 *
 * This structure refers to "Multiple BSSID Configuration element"
 *
 * @bssid_count: total number of active BSSIDs in the set
 * @profile_periodicity: the least number of beacon frames need to be received
 *	in order to discover all the nontransmitted BSSIDs in the set.
 */
struct ieee80211_multiple_bssid_configuration {
	u8 bssid_count;
	u8 profile_periodicity;
};

#define SUITE(oui, id)	(((oui) << 8) | (id))

/* cipher suite selectors */
#define WLAN_CIPHER_SUITE_USE_GROUP	SUITE(0x000FAC, 0)
#define WLAN_CIPHER_SUITE_WEP40		SUITE(0x000FAC, 1)
#define WLAN_CIPHER_SUITE_TKIP		SUITE(0x000FAC, 2)
/* reserved: 				SUITE(0x000FAC, 3) */
#define WLAN_CIPHER_SUITE_CCMP		SUITE(0x000FAC, 4)
#define WLAN_CIPHER_SUITE_WEP104	SUITE(0x000FAC, 5)
#define WLAN_CIPHER_SUITE_AES_CMAC	SUITE(0x000FAC, 6)
#define WLAN_CIPHER_SUITE_GCMP		SUITE(0x000FAC, 8)
#define WLAN_CIPHER_SUITE_GCMP_256	SUITE(0x000FAC, 9)
#define WLAN_CIPHER_SUITE_CCMP_256	SUITE(0x000FAC, 10)
#define WLAN_CIPHER_SUITE_BIP_GMAC_128	SUITE(0x000FAC, 11)
#define WLAN_CIPHER_SUITE_BIP_GMAC_256	SUITE(0x000FAC, 12)
#define WLAN_CIPHER_SUITE_BIP_CMAC_256	SUITE(0x000FAC, 13)

#define WLAN_CIPHER_SUITE_SMS4		SUITE(0x001472, 1)

/* AKM suite selectors */
#define WLAN_AKM_SUITE_8021X			SUITE(0x000FAC, 1)
#define WLAN_AKM_SUITE_PSK			SUITE(0x000FAC, 2)
#define WLAN_AKM_SUITE_FT_8021X			SUITE(0x000FAC, 3)
#define WLAN_AKM_SUITE_FT_PSK			SUITE(0x000FAC, 4)
#define WLAN_AKM_SUITE_8021X_SHA256		SUITE(0x000FAC, 5)
#define WLAN_AKM_SUITE_PSK_SHA256		SUITE(0x000FAC, 6)
#define WLAN_AKM_SUITE_TDLS			SUITE(0x000FAC, 7)
#define WLAN_AKM_SUITE_SAE			SUITE(0x000FAC, 8)
#define WLAN_AKM_SUITE_FT_OVER_SAE		SUITE(0x000FAC, 9)
#define WLAN_AKM_SUITE_AP_PEER_KEY		SUITE(0x000FAC, 10)
#define WLAN_AKM_SUITE_8021X_SUITE_B		SUITE(0x000FAC, 11)
#define WLAN_AKM_SUITE_8021X_SUITE_B_192	SUITE(0x000FAC, 12)
#define WLAN_AKM_SUITE_FT_8021X_SHA384		SUITE(0x000FAC, 13)
#define WLAN_AKM_SUITE_FILS_SHA256		SUITE(0x000FAC, 14)
#define WLAN_AKM_SUITE_FILS_SHA384		SUITE(0x000FAC, 15)
#define WLAN_AKM_SUITE_FT_FILS_SHA256		SUITE(0x000FAC, 16)
#define WLAN_AKM_SUITE_FT_FILS_SHA384		SUITE(0x000FAC, 17)
#define WLAN_AKM_SUITE_OWE			SUITE(0x000FAC, 18)
#define WLAN_AKM_SUITE_FT_PSK_SHA384		SUITE(0x000FAC, 19)
#define WLAN_AKM_SUITE_PSK_SHA384		SUITE(0x000FAC, 20)

#define WLAN_AKM_SUITE_WFA_DPP			SUITE(WLAN_OUI_WFA, 2)

#define WLAN_MAX_KEY_LEN		32

#define WLAN_PMK_NAME_LEN		16
#define WLAN_PMKID_LEN			16
#define WLAN_PMK_LEN_EAP_LEAP		16
#define WLAN_PMK_LEN			32
#define WLAN_PMK_LEN_SUITE_B_192	48

#define WLAN_OUI_WFA			0x506f9a
#define WLAN_OUI_TYPE_WFA_P2P		9
#define WLAN_OUI_TYPE_WFA_DPP		0x1A
#define WLAN_OUI_MICROSOFT		0x0050f2
#define WLAN_OUI_TYPE_MICROSOFT_WPA	1
#define WLAN_OUI_TYPE_MICROSOFT_WMM	2
#define WLAN_OUI_TYPE_MICROSOFT_WPS	4
#define WLAN_OUI_TYPE_MICROSOFT_TPC	8

/*
 * WMM/802.11e Tspec Element
 */
#define IEEE80211_WMM_IE_TSPEC_TID_MASK		0x0F
#define IEEE80211_WMM_IE_TSPEC_TID_SHIFT	1

enum ieee80211_tspec_status_code {
	IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
	IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
};

struct ieee80211_tspec_ie {
	u8 element_id;
	u8 len;
	u8 oui[3];
	u8 oui_type;
	u8 oui_subtype;
	u8 version;
	__le16 tsinfo;
	u8 tsinfo_resvd;
	__le16 nominal_msdu;
	__le16 max_msdu;
	__le32 min_service_int;
	__le32 max_service_int;
	__le32 inactivity_int;
	__le32 suspension_int;
	__le32 service_start_time;
	__le32 min_data_rate;
	__le32 mean_data_rate;
	__le32 peak_data_rate;
	__le32 max_burst_size;
	__le32 delay_bound;
	__le32 min_phy_rate;
	__le16 sba;
	__le16 medium_time;
} __packed;

struct ieee80211_he_6ghz_capa {
	/* uses IEEE80211_HE_6GHZ_CAP_* below */
	__le16 capa;
} __packed;

/* HE 6 GHz band capabilities */
/* uses enum ieee80211_min_mpdu_spacing values */
#define IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START	0x0007
/* uses enum ieee80211_vht_max_ampdu_length_exp values */
#define IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP	0x0038
/* uses IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_* values */
#define IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN	0x00c0
/* WLAN_HT_CAP_SM_PS_* values */
#define IEEE80211_HE_6GHZ_CAP_SM_PS		0x0600
#define IEEE80211_HE_6GHZ_CAP_RD_RESPONDER	0x0800
#define IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS	0x1000
#define IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS	0x2000

/**
 * ieee80211_get_qos_ctl - get pointer to qos control bytes
 * @hdr: the frame
 *
 * The qos ctrl bytes come after the frame_control, duration, seq_num
 * and 3 or 4 addresses of length ETH_ALEN. Checks frame_control to choose
 * between struct ieee80211_qos_hdr_4addr and struct ieee80211_qos_hdr.
 */
static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
{
	union {
		struct ieee80211_qos_hdr	addr3;
		struct ieee80211_qos_hdr_4addr	addr4;
	} *qos;

	qos = (void *)hdr;
	if (ieee80211_has_a4(qos->addr3.frame_control))
		return (u8 *)&qos->addr4.qos_ctrl;
	else
		return (u8 *)&qos->addr3.qos_ctrl;
}

/**
 * ieee80211_get_tid - get qos TID
 * @hdr: the frame
 */
static inline u8 ieee80211_get_tid(struct ieee80211_hdr *hdr)
{
	u8 *qc = ieee80211_get_qos_ctl(hdr);

	return qc[0] & IEEE80211_QOS_CTL_TID_MASK;
}

/**
 * ieee80211_get_SA - get pointer to SA
 * @hdr: the frame
 *
 * Given an 802.11 frame, this function returns the offset
 * to the source address (SA). It does not verify that the
 * header is long enough to contain the address, and the
 * header must be long enough to contain the frame control
 * field.
 */
static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
{
	if (ieee80211_has_a4(hdr->frame_control))
		return hdr->addr4;
	if (ieee80211_has_fromds(hdr->frame_control))
		return hdr->addr3;
	return hdr->addr2;
}

/**
 * ieee80211_get_DA - get pointer to DA
 * @hdr: the frame
 *
 * Given an 802.11 frame, this function returns the offset
 * to the destination address (DA). It does not verify that
 * the header is long enough to contain the address, and the
 * header must be long enough to contain the frame control
 * field.
 */
static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
{
	if (ieee80211_has_tods(hdr->frame_control))
		return hdr->addr3;
	else
		return hdr->addr1;
}

/**
 * ieee80211_is_bufferable_mmpdu - check if frame is bufferable MMPDU
 * @skb: the skb to check, starting with the 802.11 header
 */
static inline bool ieee80211_is_bufferable_mmpdu(struct sk_buff *skb)
{
	struct ieee80211_mgmt *mgmt = (void *)skb->data;
	__le16 fc = mgmt->frame_control;

	/*
	 * IEEE 802.11 REVme D2.0 definition of bufferable MMPDU;
	 * note that this ignores the IBSS special case.
	 */
	if (!ieee80211_is_mgmt(fc))
		return false;

	if (ieee80211_is_disassoc(fc) || ieee80211_is_deauth(fc))
		return true;

	if (!ieee80211_is_action(fc))
		return false;

	if (skb->len < offsetofend(typeof(*mgmt), u.action.u.ftm.action_code))
		return true;

	/* action frame - additionally check for non-bufferable FTM */

	if (mgmt->u.action.category != WLAN_CATEGORY_PUBLIC &&
	    mgmt->u.action.category != WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION)
		return true;

	if (mgmt->u.action.u.ftm.action_code == WLAN_PUB_ACTION_FTM_REQUEST ||
	    mgmt->u.action.u.ftm.action_code == WLAN_PUB_ACTION_FTM_RESPONSE)
		return false;

	return true;
}

/**
 * _ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
 * @hdr: the frame (buffer must include at least the first octet of payload)
 */
static inline bool _ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
{
	if (ieee80211_is_disassoc(hdr->frame_control) ||
	    ieee80211_is_deauth(hdr->frame_control))
		return true;

	if (ieee80211_is_action(hdr->frame_control)) {
		u8 *category;

		/*
		 * Action frames, excluding Public Action frames, are Robust
		 * Management Frames. However, if we are looking at a Protected
		 * frame, skip the check since the data may be encrypted and
		 * the frame has already been found to be a Robust Management
		 * Frame (by the other end).
		 */
		if (ieee80211_has_protected(hdr->frame_control))
			return true;
		category = ((u8 *) hdr) + 24;
		return *category != WLAN_CATEGORY_PUBLIC &&
			*category != WLAN_CATEGORY_HT &&
			*category != WLAN_CATEGORY_WNM_UNPROTECTED &&
			*category != WLAN_CATEGORY_SELF_PROTECTED &&
			*category != WLAN_CATEGORY_UNPROT_DMG &&
			*category != WLAN_CATEGORY_VHT &&
			*category != WLAN_CATEGORY_S1G &&
			*category != WLAN_CATEGORY_VENDOR_SPECIFIC;
	}

	return false;
}

/**
 * ieee80211_is_robust_mgmt_frame - check if skb contains a robust mgmt frame
 * @skb: the skb containing the frame, length will be checked
 */
static inline bool ieee80211_is_robust_mgmt_frame(struct sk_buff *skb)
{
	if (skb->len < IEEE80211_MIN_ACTION_SIZE)
		return false;
	return _ieee80211_is_robust_mgmt_frame((void *)skb->data);
}

/**
 * ieee80211_is_public_action - check if frame is a public action frame
 * @hdr: the frame
 * @len: length of the frame
 */
static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
					      size_t len)
{
	struct ieee80211_mgmt *mgmt = (void *)hdr;

	if (len < IEEE80211_MIN_ACTION_SIZE)
		return false;
	if (!ieee80211_is_action(hdr->frame_control))
		return false;
	return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
}

/**
 * ieee80211_is_protected_dual_of_public_action - check if skb contains a
 * protected dual of public action management frame
 * @skb: the skb containing the frame, length will be checked
 *
 * Return: true if the skb contains a protected dual of public action
 * management frame, false otherwise.
 */
static inline bool
ieee80211_is_protected_dual_of_public_action(struct sk_buff *skb)
{
	u8 action;

	if (!ieee80211_is_public_action((void *)skb->data, skb->len) ||
	    skb->len < IEEE80211_MIN_ACTION_SIZE + 1)
		return false;

	action = *(u8 *)(skb->data + IEEE80211_MIN_ACTION_SIZE);

	return action != WLAN_PUB_ACTION_20_40_BSS_COEX &&
		action != WLAN_PUB_ACTION_DSE_REG_LOC_ANN &&
		action != WLAN_PUB_ACTION_MSMT_PILOT &&
		action != WLAN_PUB_ACTION_TDLS_DISCOVER_RES &&
		action != WLAN_PUB_ACTION_LOC_TRACK_NOTI &&
		action != WLAN_PUB_ACTION_FTM_REQUEST &&
		action != WLAN_PUB_ACTION_FTM_RESPONSE &&
		action != WLAN_PUB_ACTION_FILS_DISCOVERY &&
		action != WLAN_PUB_ACTION_VENDOR_SPECIFIC;
}

/**
 * _ieee80211_is_group_privacy_action - check if frame is a group addressed
 * privacy action frame
 * @hdr: the frame
 */
static inline bool _ieee80211_is_group_privacy_action(struct ieee80211_hdr *hdr)
{
	struct ieee80211_mgmt *mgmt = (void *)hdr;

	if (!ieee80211_is_action(hdr->frame_control) ||
	    !is_multicast_ether_addr(hdr->addr1))
		return false;

	return mgmt->u.action.category == WLAN_CATEGORY_MESH_ACTION ||
	       mgmt->u.action.category == WLAN_CATEGORY_MULTIHOP_ACTION;
}

/**
 * ieee80211_is_group_privacy_action - check if frame is a group addressed
 * privacy action frame
 * @skb: the skb containing the frame, length will be checked
 */
static inline bool ieee80211_is_group_privacy_action(struct sk_buff *skb)
{
	if (skb->len < IEEE80211_MIN_ACTION_SIZE)
		return false;
	return _ieee80211_is_group_privacy_action((void *)skb->data);
}

/**
 * ieee80211_tu_to_usec - convert time units (TU) to microseconds
 * @tu: the TUs
 */
static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
{
	return 1024 * tu;
}

/**
 * ieee80211_check_tim - check if AID bit is set in TIM
 * @tim: the TIM IE
 * @tim_len: length of the TIM IE
 * @aid: the AID to look for
 */
static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
				       u8 tim_len, u16 aid)
{
	u8 mask;
	u8 index, indexn1, indexn2;

	if (unlikely(!tim || tim_len < sizeof(*tim)))
		return false;

	aid &= 0x3fff;
	index = aid / 8;
	mask  = 1 << (aid & 7);

	indexn1 = tim->bitmap_ctrl & 0xfe;
	indexn2 = tim_len + indexn1 - 4;

	if (index < indexn1 || index > indexn2)
		return false;

	index -= indexn1;

	return !!(tim->virtual_map[index] & mask);
}

/**
 * ieee80211_get_tdls_action - get tdls packet action (or -1, if not tdls packet)
 * @skb: the skb containing the frame, length will not be checked
 *
 * This function assumes the frame is a data frame, and that the network header
 * is in the correct place.
 */
static inline int ieee80211_get_tdls_action(struct sk_buff *skb)
{
	if (!skb_is_nonlinear(skb) &&
	    skb->len > (skb_network_offset(skb) + 2)) {
		/* Point to where the indication of TDLS should start */
		const u8 *tdls_data = skb_network_header(skb) - 2;

		if (get_unaligned_be16(tdls_data) == ETH_P_TDLS &&
		    tdls_data[2] == WLAN_TDLS_SNAP_RFTYPE &&
		    tdls_data[3] == WLAN_CATEGORY_TDLS)
			return tdls_data[4];
	}

	return -1;
}

/* convert time units */
#define TU_TO_JIFFIES(x)	(usecs_to_jiffies((x) * 1024))
#define TU_TO_EXP_TIME(x)	(jiffies + TU_TO_JIFFIES(x))

/* convert frequencies */
#define MHZ_TO_KHZ(freq) ((freq) * 1000)
#define KHZ_TO_MHZ(freq) ((freq) / 1000)
#define PR_KHZ(f) KHZ_TO_MHZ(f), f % 1000
#define KHZ_F "%d.%03d"

/* convert powers */
#define DBI_TO_MBI(gain) ((gain) * 100)
#define MBI_TO_DBI(gain) ((gain) / 100)
#define DBM_TO_MBM(gain) ((gain) * 100)
#define MBM_TO_DBM(gain) ((gain) / 100)

/**
 * ieee80211_action_contains_tpc - checks if the frame contains TPC element
 * @skb: the skb containing the frame, length will be checked
 *
 * This function checks if it's either TPC report action frame or Link
 * Measurement report action frame as defined in IEEE Std. 802.11-2012 8.5.2.5
 * and 8.5.7.5 accordingly.
 */
static inline bool ieee80211_action_contains_tpc(struct sk_buff *skb)
{
	struct ieee80211_mgmt *mgmt = (void *)skb->data;

	if (!ieee80211_is_action(mgmt->frame_control))
		return false;

	if (skb->len < IEEE80211_MIN_ACTION_SIZE +
		       sizeof(mgmt->u.action.u.tpc_report))
		return false;

	/*
	 * TPC report - check that:
	 * category = 0 (Spectrum Management) or 5 (Radio Measurement)
	 * spectrum management action = 3 (TPC/Link Measurement report)
	 * TPC report EID = 35
	 * TPC report element length = 2
	 *
	 * The spectrum management's tpc_report struct is used here both for
	 * parsing tpc_report and radio measurement's link measurement report
	 * frame, since the relevant part is identical in both frames.
	 */
	if (mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT &&
	    mgmt->u.action.category != WLAN_CATEGORY_RADIO_MEASUREMENT)
		return false;

	/* both spectrum mgmt and link measurement have same action code */
	if (mgmt->u.action.u.tpc_report.action_code !=
	    WLAN_ACTION_SPCT_TPC_RPRT)
		return false;

	if (mgmt->u.action.u.tpc_report.tpc_elem_id != WLAN_EID_TPC_REPORT ||
	    mgmt->u.action.u.tpc_report.tpc_elem_length !=
	    sizeof(struct ieee80211_tpc_report_ie))
		return false;

	return true;
}

static inline bool ieee80211_is_timing_measurement(struct sk_buff *skb)
{
	struct ieee80211_mgmt *mgmt = (void *)skb->data;

	if (skb->len < IEEE80211_MIN_ACTION_SIZE)
		return false;

	if (!ieee80211_is_action(mgmt->frame_control))
		return false;

	if (mgmt->u.action.category == WLAN_CATEGORY_WNM_UNPROTECTED &&
	    mgmt->u.action.u.wnm_timing_msr.action_code ==
		WLAN_UNPROTECTED_WNM_ACTION_TIMING_MEASUREMENT_RESPONSE &&
	    skb->len >= offsetofend(typeof(*mgmt), u.action.u.wnm_timing_msr))
		return true;

	return false;
}

static inline bool ieee80211_is_ftm(struct sk_buff *skb)
{
	struct ieee80211_mgmt *mgmt = (void *)skb->data;

	if (!ieee80211_is_public_action((void *)mgmt, skb->len))
		return false;

	if (mgmt->u.action.u.ftm.action_code ==
		WLAN_PUB_ACTION_FTM_RESPONSE &&
	    skb->len >= offsetofend(typeof(*mgmt), u.action.u.ftm))
		return true;

	return false;
}

struct element {
	u8 id;
	u8 datalen;
	u8 data[];
} __packed;

/* element iteration helpers */
#define for_each_element(_elem, _data, _datalen)			\
	for (_elem = (const struct element *)(_data);			\
	     (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >=	\
		(int)sizeof(*_elem) &&					\
	     (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >=	\
		(int)sizeof(*_elem) + _elem->datalen;			\
	     _elem = (const struct element *)(_elem->data + _elem->datalen))

#define for_each_element_id(element, _id, data, datalen)		\
	for_each_element(element, data, datalen)			\
		if (element->id == (_id))

#define for_each_element_extid(element, extid, _data, _datalen)		\
	for_each_element(element, _data, _datalen)			\
		if (element->id == WLAN_EID_EXTENSION &&		\
		    element->datalen > 0 &&				\
		    element->data[0] == (extid))

#define for_each_subelement(sub, element)				\
	for_each_element(sub, (element)->data, (element)->datalen)

#define for_each_subelement_id(sub, id, element)			\
	for_each_element_id(sub, id, (element)->data, (element)->datalen)

#define for_each_subelement_extid(sub, extid, element)			\
	for_each_element_extid(sub, extid, (element)->data, (element)->datalen)

/**
 * for_each_element_completed - determine if element parsing consumed all data
 * @element: element pointer after for_each_element() or friends
 * @data: same data pointer as passed to for_each_element() or friends
 * @datalen: same data length as passed to for_each_element() or friends
 *
 * This function returns %true if all the data was parsed or considered
 * while walking the elements. Only use this if your for_each_element()
 * loop cannot be broken out of, otherwise it always returns %false.
 *
 * If some data was malformed, this returns %false since the last parsed
 * element will not fill the whole remaining data.
 */
static inline bool for_each_element_completed(const struct element *element,
					      const void *data, size_t datalen)
{
	return (const u8 *)element == (const u8 *)data + datalen;
}

/*
 * RSNX Capabilities:
 * bits 0-3: Field length (n-1)
 */
#define WLAN_RSNX_CAPA_PROTECTED_TWT BIT(4)
#define WLAN_RSNX_CAPA_SAE_H2E BIT(5)

/*
 * reduced neighbor report, based on Draft P802.11ax_D6.1,
 * section 9.4.2.170 and accepted contributions.
 */
#define IEEE80211_AP_INFO_TBTT_HDR_TYPE				0x03
#define IEEE80211_AP_INFO_TBTT_HDR_FILTERED			0x04
#define IEEE80211_AP_INFO_TBTT_HDR_COLOC			0x08
#define IEEE80211_AP_INFO_TBTT_HDR_COUNT			0xF0
#define IEEE80211_TBTT_INFO_TYPE_TBTT				0
#define IEEE80211_TBTT_INFO_TYPE_MLD				1

#define IEEE80211_RNR_TBTT_PARAMS_OCT_RECOMMENDED		0x01
#define IEEE80211_RNR_TBTT_PARAMS_SAME_SSID			0x02
#define IEEE80211_RNR_TBTT_PARAMS_MULTI_BSSID			0x04
#define IEEE80211_RNR_TBTT_PARAMS_TRANSMITTED_BSSID		0x08
#define IEEE80211_RNR_TBTT_PARAMS_COLOC_ESS			0x10
#define IEEE80211_RNR_TBTT_PARAMS_PROBE_ACTIVE			0x20
#define IEEE80211_RNR_TBTT_PARAMS_COLOC_AP			0x40

#define IEEE80211_RNR_TBTT_PARAMS_PSD_NO_LIMIT			127
#define IEEE80211_RNR_TBTT_PARAMS_PSD_RESERVED			-128

struct ieee80211_neighbor_ap_info {
	u8 tbtt_info_hdr;
	u8 tbtt_info_len;
	u8 op_class;
	u8 channel;
} __packed;

enum ieee80211_range_params_max_total_ltf {
	IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_4 = 0,
	IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_8,
	IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_16,
	IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_UNSPECIFIED,
};

/*
 * reduced neighbor report, based on Draft P802.11be_D3.0,
 * section 9.4.2.170.2.
 */
struct ieee80211_rnr_mld_params {
	u8 mld_id;
	__le16 params;
} __packed;

#define IEEE80211_RNR_MLD_PARAMS_LINK_ID			0x000F
#define IEEE80211_RNR_MLD_PARAMS_BSS_CHANGE_COUNT		0x0FF0
#define IEEE80211_RNR_MLD_PARAMS_UPDATES_INCLUDED		0x1000
#define IEEE80211_RNR_MLD_PARAMS_DISABLED_LINK			0x2000

/* Format of the TBTT information element if it has 7, 8 or 9 bytes */
struct ieee80211_tbtt_info_7_8_9 {
	u8 tbtt_offset;
	u8 bssid[ETH_ALEN];

	/* The following element is optional, structure may not grow */
	u8 bss_params;
	s8 psd_20;
} __packed;

/* Format of the TBTT information element if it has >= 11 bytes */
struct ieee80211_tbtt_info_ge_11 {
	u8 tbtt_offset;
	u8 bssid[ETH_ALEN];
	__le32 short_ssid;

	/* The following elements are optional, structure may grow */
	u8 bss_params;
	s8 psd_20;
	struct ieee80211_rnr_mld_params mld_params;
} __packed;

/* multi-link device */
#define IEEE80211_MLD_MAX_NUM_LINKS	15

#define IEEE80211_ML_CONTROL_TYPE			0x0007
#define IEEE80211_ML_CONTROL_TYPE_BASIC			0
#define IEEE80211_ML_CONTROL_TYPE_PREQ			1
#define IEEE80211_ML_CONTROL_TYPE_RECONF		2
#define IEEE80211_ML_CONTROL_TYPE_TDLS			3
#define IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS		4
#define IEEE80211_ML_CONTROL_PRESENCE_MASK		0xfff0

struct ieee80211_multi_link_elem {
	__le16 control;
	u8 variable[];
} __packed;

#define IEEE80211_MLC_BASIC_PRES_LINK_ID		0x0010
#define IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT	0x0020
#define IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY		0x0040
#define IEEE80211_MLC_BASIC_PRES_EML_CAPA		0x0080
#define IEEE80211_MLC_BASIC_PRES_MLD_CAPA_OP		0x0100
#define IEEE80211_MLC_BASIC_PRES_MLD_ID			0x0200

#define IEEE80211_MED_SYNC_DELAY_DURATION		0x00ff
#define IEEE80211_MED_SYNC_DELAY_SYNC_OFDM_ED_THRESH	0x0f00
#define IEEE80211_MED_SYNC_DELAY_SYNC_MAX_NUM_TXOPS	0xf000

/*
 * Described in P802.11be_D3.0
 * dot11MSDTimerDuration should default to 5484 (i.e. 171.375)
 * dot11MSDOFDMEDthreshold defaults to -72 (i.e. 0)
 * dot11MSDTXOPMAX defaults to 1
 */
#define IEEE80211_MED_SYNC_DELAY_DEFAULT		0x10ac

#define IEEE80211_EML_CAP_EMLSR_SUPP			0x0001
#define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY		0x000e
#define  IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_0US		0
#define  IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_32US		1
#define  IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_64US		2
#define  IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_128US		3
#define  IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_256US		4
#define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY	0x0070
#define  IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_0US		0
#define  IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_16US		1
#define  IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_32US		2
#define  IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_64US		3
#define  IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_128US		4
#define  IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_256US		5
#define IEEE80211_EML_CAP_EMLMR_SUPPORT			0x0080
#define IEEE80211_EML_CAP_EMLMR_DELAY			0x0700
#define  IEEE80211_EML_CAP_EMLMR_DELAY_0US			0
#define  IEEE80211_EML_CAP_EMLMR_DELAY_32US			1
#define  IEEE80211_EML_CAP_EMLMR_DELAY_64US			2
#define  IEEE80211_EML_CAP_EMLMR_DELAY_128US			3
#define  IEEE80211_EML_CAP_EMLMR_DELAY_256US			4
#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT		0x7800
#define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_0			0
#define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_128US		1
#define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_256US		2
#define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_512US		3
#define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_1TU		4
#define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_2TU		5
#define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_4TU		6
#define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_8TU		7
#define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_16TU		8
#define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_32TU		9
#define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_64TU		10
#define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_128TU		11

#define IEEE80211_MLD_CAP_OP_MAX_SIMUL_LINKS		0x000f
#define IEEE80211_MLD_CAP_OP_SRS_SUPPORT		0x0010
#define IEEE80211_MLD_CAP_OP_TID_TO_LINK_MAP_NEG_SUPP	0x0060
#define IEEE80211_MLD_CAP_OP_FREQ_SEP_TYPE_IND		0x0f80
#define IEEE80211_MLD_CAP_OP_AAR_SUPPORT		0x1000

struct ieee80211_mle_basic_common_info {
	u8 len;
	u8 mld_mac_addr[ETH_ALEN];
	u8 variable[];
} __packed;

#define IEEE80211_MLC_PREQ_PRES_MLD_ID			0x0010

struct ieee80211_mle_preq_common_info {
	u8 len;
	u8 variable[];
} __packed;

#define IEEE80211_MLC_RECONF_PRES_MLD_MAC_ADDR		0x0010

/* no fixed fields in RECONF */

struct ieee80211_mle_tdls_common_info {
	u8 len;
	u8 ap_mld_mac_addr[ETH_ALEN];
} __packed;

#define IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR	0x0010

/* no fixed fields in PRIO_ACCESS */

/**
 * ieee80211_mle_common_size - check multi-link element common size
 * @data: multi-link element, must already be checked for size using
 *	ieee80211_mle_size_ok()
 */
static inline u8 ieee80211_mle_common_size(const u8 *data)
{
	const struct ieee80211_multi_link_elem *mle = (const void *)data;
	u16 control = le16_to_cpu(mle->control);
	u8 common = 0;

	switch (u16_get_bits(control, IEEE80211_ML_CONTROL_TYPE)) {
	case IEEE80211_ML_CONTROL_TYPE_BASIC:
	case IEEE80211_ML_CONTROL_TYPE_PREQ:
	case IEEE80211_ML_CONTROL_TYPE_TDLS:
	case IEEE80211_ML_CONTROL_TYPE_RECONF:
		/*
		 * The length is the first octet pointed by mle->variable so no
		 * need to add anything
		 */
		break;
	case IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS:
		if (control & IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR)
			common += ETH_ALEN;
		return common;
	default:
		WARN_ON(1);
		return 0;
	}

	return sizeof(*mle) + common + mle->variable[0];
}

/**
 * ieee80211_mle_get_bss_param_ch_cnt - returns the BSS parameter change count
 * @mle: the basic multi link element
 *
 * The element is assumed to be of the correct type (BASIC) and big enough,
 * this must be checked using ieee80211_mle_type_ok().
 *
 * If the BSS parameter change count value can't be found (the presence bit
 * for it is clear), 0 will be returned.
 */
static inline u8
ieee80211_mle_get_bss_param_ch_cnt(const struct ieee80211_multi_link_elem *mle)
{
	u16 control = le16_to_cpu(mle->control);
	const u8 *common = mle->variable;

	/* common points now at the beginning of ieee80211_mle_basic_common_info */
	common += sizeof(struct ieee80211_mle_basic_common_info);

	if (!(control & IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT))
		return 0;

	if (control & IEEE80211_MLC_BASIC_PRES_LINK_ID)
		common += 1;

	return *common;
}

/**
 * ieee80211_mle_get_eml_med_sync_delay - returns the medium sync delay
 * @data: pointer to the multi link EHT IE
 *
 * The element is assumed to be of the correct type (BASIC) and big enough,
 * this must be checked using ieee80211_mle_type_ok().
 *
 * If the medium synchronization is not present, then the default value is
 * returned.
 */
static inline u16 ieee80211_mle_get_eml_med_sync_delay(const u8 *data)
{
	const struct ieee80211_multi_link_elem *mle = (const void *)data;
	u16 control = le16_to_cpu(mle->control);
	const u8 *common = mle->variable;

	/* common points now at the beginning of ieee80211_mle_basic_common_info */
	common += sizeof(struct ieee80211_mle_basic_common_info);

	if (!(control & IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY))
		return IEEE80211_MED_SYNC_DELAY_DEFAULT;

	if (control & IEEE80211_MLC_BASIC_PRES_LINK_ID)
		common += 1;
	if (control & IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT)
		common += 1;

	return get_unaligned_le16(common);
}

/**
 * ieee80211_mle_get_eml_cap - returns the EML capability
 * @data: pointer to the multi link EHT IE
 *
 * The element is assumed to be of the correct type (BASIC) and big enough,
 * this must be checked using ieee80211_mle_type_ok().
 *
 * If the EML capability is not present, 0 will be returned.
 */
static inline u16 ieee80211_mle_get_eml_cap(const u8 *data)
{
	const struct ieee80211_multi_link_elem *mle = (const void *)data;
	u16 control = le16_to_cpu(mle->control);
	const u8 *common = mle->variable;

	/* common points now at the beginning of ieee80211_mle_basic_common_info */
	common += sizeof(struct ieee80211_mle_basic_common_info);

	if (!(control & IEEE80211_MLC_BASIC_PRES_EML_CAPA))
		return 0;

	if (control & IEEE80211_MLC_BASIC_PRES_LINK_ID)
		common += 1;
	if (control & IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT)
		common += 1;
	if (control & IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY)
		common += 2;

	return get_unaligned_le16(common);
}

/**
 * ieee80211_mle_size_ok - validate multi-link element size
 * @data: pointer to the element data
 * @len: length of the containing element
 */
static inline bool ieee80211_mle_size_ok(const u8 *data, size_t len)
{
	const struct ieee80211_multi_link_elem *mle = (const void *)data;
	u8 fixed = sizeof(*mle);
	u8 common = 0;
	bool check_common_len = false;
	u16 control;

	if (len < fixed)
		return false;

	control = le16_to_cpu(mle->control);

	switch (u16_get_bits(control, IEEE80211_ML_CONTROL_TYPE)) {
	case IEEE80211_ML_CONTROL_TYPE_BASIC:
		common += sizeof(struct ieee80211_mle_basic_common_info);
		check_common_len = true;
		if (control & IEEE80211_MLC_BASIC_PRES_LINK_ID)
			common += 1;
		if (control & IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT)
			common += 1;
		if (control & IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY)
			common += 2;
		if (control & IEEE80211_MLC_BASIC_PRES_EML_CAPA)
			common += 2;
		if (control & IEEE80211_MLC_BASIC_PRES_MLD_CAPA_OP)
			common += 2;
		if (control & IEEE80211_MLC_BASIC_PRES_MLD_ID)
			common += 1;
		break;
	case IEEE80211_ML_CONTROL_TYPE_PREQ:
		common += sizeof(struct ieee80211_mle_preq_common_info);
		if (control & IEEE80211_MLC_PREQ_PRES_MLD_ID)
			common += 1;
		check_common_len = true;
		break;
	case IEEE80211_ML_CONTROL_TYPE_RECONF:
		if (control & IEEE80211_MLC_RECONF_PRES_MLD_MAC_ADDR)
			common += ETH_ALEN;
		break;
	case IEEE80211_ML_CONTROL_TYPE_TDLS:
		common += sizeof(struct ieee80211_mle_tdls_common_info);
		check_common_len = true;
		break;
	case IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS:
		if (control & IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR)
			common += ETH_ALEN;
		break;
	default:
		/* we don't know this type */
		return true;
	}

	if (len < fixed + common)
		return false;

	if (!check_common_len)
		return true;

	/* if present, common length is the first octet there */
	return mle->variable[0] >= common;
}

/**
 * ieee80211_mle_type_ok - validate multi-link element type and size
 * @data: pointer to the element data
 * @type: expected type of the element
 * @len: length of the containing element
 */
static inline bool ieee80211_mle_type_ok(const u8 *data, u8 type, size_t len)
{
	const struct ieee80211_multi_link_elem *mle = (const void *)data;
	u16 control;

	if (!ieee80211_mle_size_ok(data, len))
		return false;

	control = le16_to_cpu(mle->control);

	if (u16_get_bits(control, IEEE80211_ML_CONTROL_TYPE) == type)
		return true;

	return false;
}

enum ieee80211_mle_subelems {
	IEEE80211_MLE_SUBELEM_PER_STA_PROFILE		= 0,
	IEEE80211_MLE_SUBELEM_FRAGMENT		        = 254,
};

#define IEEE80211_MLE_STA_CONTROL_LINK_ID			0x000f
#define IEEE80211_MLE_STA_CONTROL_COMPLETE_PROFILE		0x0010
#define IEEE80211_MLE_STA_CONTROL_STA_MAC_ADDR_PRESENT		0x0020
#define IEEE80211_MLE_STA_CONTROL_BEACON_INT_PRESENT		0x0040
#define IEEE80211_MLE_STA_CONTROL_TSF_OFFS_PRESENT		0x0080
#define IEEE80211_MLE_STA_CONTROL_DTIM_INFO_PRESENT		0x0100
#define IEEE80211_MLE_STA_CONTROL_NSTR_LINK_PAIR_PRESENT	0x0200
#define IEEE80211_MLE_STA_CONTROL_NSTR_BITMAP_SIZE		0x0400
#define IEEE80211_MLE_STA_CONTROL_BSS_PARAM_CHANGE_CNT_PRESENT	0x0800

struct ieee80211_mle_per_sta_profile {
	__le16 control;
	u8 sta_info_len;
	u8 variable[];
} __packed;

/**
 * ieee80211_mle_basic_sta_prof_size_ok - validate basic multi-link element sta
 *	profile size
 * @data: pointer to the sub element data
 * @len: length of the containing sub element
 */
static inline bool ieee80211_mle_basic_sta_prof_size_ok(const u8 *data,
							size_t len)
{
	const struct ieee80211_mle_per_sta_profile *prof = (const void *)data;
	u16 control;
	u8 fixed = sizeof(*prof);
	u8 info_len = 1;

	if (len < fixed)
		return false;

	control = le16_to_cpu(prof->control);

	if (control & IEEE80211_MLE_STA_CONTROL_STA_MAC_ADDR_PRESENT)
		info_len += 6;
	if (control & IEEE80211_MLE_STA_CONTROL_BEACON_INT_PRESENT)
		info_len += 2;
	if (control & IEEE80211_MLE_STA_CONTROL_TSF_OFFS_PRESENT)
		info_len += 8;
	if (control & IEEE80211_MLE_STA_CONTROL_DTIM_INFO_PRESENT)
		info_len += 2;
	if (control & IEEE80211_MLE_STA_CONTROL_COMPLETE_PROFILE &&
	    control & IEEE80211_MLE_STA_CONTROL_NSTR_LINK_PAIR_PRESENT) {
		if (control & IEEE80211_MLE_STA_CONTROL_NSTR_BITMAP_SIZE)
			info_len += 2;
		else
			info_len += 1;
	}
	if (control & IEEE80211_MLE_STA_CONTROL_BSS_PARAM_CHANGE_CNT_PRESENT)
		info_len += 1;

	return prof->sta_info_len >= info_len &&
	       fixed + prof->sta_info_len <= len;
}

/**
 * ieee80211_mle_basic_sta_prof_bss_param_ch_cnt - get per-STA profile BSS
 *	parameter change count
 * @prof: the per-STA profile, having been checked with
 *	ieee80211_mle_basic_sta_prof_size_ok() for the correct length
 *
 * Return: The BSS parameter change count value if present, 0 otherwise.
 */
static inline u8
ieee80211_mle_basic_sta_prof_bss_param_ch_cnt(const struct ieee80211_mle_per_sta_profile *prof)
{
	u16 control = le16_to_cpu(prof->control);
	const u8 *pos = prof->variable;

	if (!(control & IEEE80211_MLE_STA_CONTROL_BSS_PARAM_CHANGE_CNT_PRESENT))
		return 0;

	if (control & IEEE80211_MLE_STA_CONTROL_STA_MAC_ADDR_PRESENT)
		pos += 6;
	if (control & IEEE80211_MLE_STA_CONTROL_BEACON_INT_PRESENT)
		pos += 2;
	if (control & IEEE80211_MLE_STA_CONTROL_TSF_OFFS_PRESENT)
		pos += 8;
	if (control & IEEE80211_MLE_STA_CONTROL_DTIM_INFO_PRESENT)
		pos += 2;
	if (control & IEEE80211_MLE_STA_CONTROL_COMPLETE_PROFILE &&
	    control & IEEE80211_MLE_STA_CONTROL_NSTR_LINK_PAIR_PRESENT) {
		if (control & IEEE80211_MLE_STA_CONTROL_NSTR_BITMAP_SIZE)
			pos += 2;
		else
			pos += 1;
	}

	return *pos;
}

#define IEEE80211_MLE_STA_RECONF_CONTROL_LINK_ID			0x000f
#define IEEE80211_MLE_STA_RECONF_CONTROL_COMPLETE_PROFILE		0x0010
#define IEEE80211_MLE_STA_RECONF_CONTROL_STA_MAC_ADDR_PRESENT		0x0020
#define IEEE80211_MLE_STA_RECONF_CONTROL_AP_REM_TIMER_PRESENT		0x0040
#define IEEE80211_MLE_STA_RECONF_CONTROL_OPERATION_UPDATE_TYPE		0x0780
#define IEEE80211_MLE_STA_RECONF_CONTROL_OPERATION_PARAMS_PRESENT	0x0800

/**
 * ieee80211_mle_reconf_sta_prof_size_ok - validate reconfiguration multi-link
 *	element sta profile size.
 * @data: pointer to the sub element data
 * @len: length of the containing sub element
 */
static inline bool ieee80211_mle_reconf_sta_prof_size_ok(const u8 *data,
							 size_t len)
{
	const struct ieee80211_mle_per_sta_profile *prof = (const void *)data;
	u16 control;
	u8 fixed = sizeof(*prof);
	u8 info_len = 1;

	if (len < fixed)
		return false;

	control = le16_to_cpu(prof->control);

	if (control & IEEE80211_MLE_STA_RECONF_CONTROL_STA_MAC_ADDR_PRESENT)
		info_len += ETH_ALEN;
	if (control & IEEE80211_MLE_STA_RECONF_CONTROL_AP_REM_TIMER_PRESENT)
		info_len += 2;
	if (control & IEEE80211_MLE_STA_RECONF_CONTROL_OPERATION_PARAMS_PRESENT)
		info_len += 2;

	return prof->sta_info_len >= info_len &&
	       fixed + prof->sta_info_len - 1 <= len;
}

static inline bool ieee80211_tid_to_link_map_size_ok(const u8 *data, size_t len)
{
	const struct ieee80211_ttlm_elem *t2l = (const void *)data;
	u8 control, fixed = sizeof(*t2l), elem_len = 0;

	if (len < fixed)
		return false;

	control = t2l->control;

	if (control & IEEE80211_TTLM_CONTROL_SWITCH_TIME_PRESENT)
		elem_len += 2;
	if (control & IEEE80211_TTLM_CONTROL_EXPECTED_DUR_PRESENT)
		elem_len += 3;

	if (!(control & IEEE80211_TTLM_CONTROL_DEF_LINK_MAP)) {
		u8 bm_size;

		elem_len += 1;
		if (len < fixed + elem_len)
			return false;

		if (control & IEEE80211_TTLM_CONTROL_LINK_MAP_SIZE)
			bm_size = 1;
		else
			bm_size = 2;

		elem_len += hweight8(t2l->optional[0]) * bm_size;
	}

	return len >= fixed + elem_len;
}

#define for_each_mle_subelement(_elem, _data, _len)			\
	if (ieee80211_mle_size_ok(_data, _len))				\
		for_each_element(_elem,					\
				 _data + ieee80211_mle_common_size(_data),\
				 _len - ieee80211_mle_common_size(_data))

#endif /* LINUX_IEEE80211_H */