summaryrefslogtreecommitdiff
path: root/drivers/net/ethernet/intel/ice/ice_virtchnl.c
blob: 1c6ce0c4ed4ee9370b93518bf8d3096d488abdd3 (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
// SPDX-License-Identifier: GPL-2.0
/* Copyright (C) 2022, Intel Corporation. */

#include "ice_virtchnl.h"
#include "ice_vf_lib_private.h"
#include "ice.h"
#include "ice_base.h"
#include "ice_lib.h"
#include "ice_fltr.h"
#include "ice_virtchnl_allowlist.h"
#include "ice_vf_vsi_vlan_ops.h"
#include "ice_vlan.h"
#include "ice_flex_pipe.h"
#include "ice_dcb_lib.h"

#define FIELD_SELECTOR(proto_hdr_field) \
		BIT((proto_hdr_field) & PROTO_HDR_FIELD_MASK)

struct ice_vc_hdr_match_type {
	u32 vc_hdr;	/* virtchnl headers (VIRTCHNL_PROTO_HDR_XXX) */
	u32 ice_hdr;	/* ice headers (ICE_FLOW_SEG_HDR_XXX) */
};

static const struct ice_vc_hdr_match_type ice_vc_hdr_list[] = {
	{VIRTCHNL_PROTO_HDR_NONE,	ICE_FLOW_SEG_HDR_NONE},
	{VIRTCHNL_PROTO_HDR_ETH,	ICE_FLOW_SEG_HDR_ETH},
	{VIRTCHNL_PROTO_HDR_S_VLAN,	ICE_FLOW_SEG_HDR_VLAN},
	{VIRTCHNL_PROTO_HDR_C_VLAN,	ICE_FLOW_SEG_HDR_VLAN},
	{VIRTCHNL_PROTO_HDR_IPV4,	ICE_FLOW_SEG_HDR_IPV4 |
					ICE_FLOW_SEG_HDR_IPV_OTHER},
	{VIRTCHNL_PROTO_HDR_IPV6,	ICE_FLOW_SEG_HDR_IPV6 |
					ICE_FLOW_SEG_HDR_IPV_OTHER},
	{VIRTCHNL_PROTO_HDR_TCP,	ICE_FLOW_SEG_HDR_TCP},
	{VIRTCHNL_PROTO_HDR_UDP,	ICE_FLOW_SEG_HDR_UDP},
	{VIRTCHNL_PROTO_HDR_SCTP,	ICE_FLOW_SEG_HDR_SCTP},
	{VIRTCHNL_PROTO_HDR_PPPOE,	ICE_FLOW_SEG_HDR_PPPOE},
	{VIRTCHNL_PROTO_HDR_GTPU_IP,	ICE_FLOW_SEG_HDR_GTPU_IP},
	{VIRTCHNL_PROTO_HDR_GTPU_EH,	ICE_FLOW_SEG_HDR_GTPU_EH},
	{VIRTCHNL_PROTO_HDR_GTPU_EH_PDU_DWN,
					ICE_FLOW_SEG_HDR_GTPU_DWN},
	{VIRTCHNL_PROTO_HDR_GTPU_EH_PDU_UP,
					ICE_FLOW_SEG_HDR_GTPU_UP},
	{VIRTCHNL_PROTO_HDR_L2TPV3,	ICE_FLOW_SEG_HDR_L2TPV3},
	{VIRTCHNL_PROTO_HDR_ESP,	ICE_FLOW_SEG_HDR_ESP},
	{VIRTCHNL_PROTO_HDR_AH,		ICE_FLOW_SEG_HDR_AH},
	{VIRTCHNL_PROTO_HDR_PFCP,	ICE_FLOW_SEG_HDR_PFCP_SESSION},
};

struct ice_vc_hash_field_match_type {
	u32 vc_hdr;		/* virtchnl headers
				 * (VIRTCHNL_PROTO_HDR_XXX)
				 */
	u32 vc_hash_field;	/* virtchnl hash fields selector
				 * FIELD_SELECTOR((VIRTCHNL_PROTO_HDR_ETH_XXX))
				 */
	u64 ice_hash_field;	/* ice hash fields
				 * (BIT_ULL(ICE_FLOW_FIELD_IDX_XXX))
				 */
};

static const struct
ice_vc_hash_field_match_type ice_vc_hash_field_list[] = {
	{VIRTCHNL_PROTO_HDR_ETH, FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_ETH_SRC),
		BIT_ULL(ICE_FLOW_FIELD_IDX_ETH_SA)},
	{VIRTCHNL_PROTO_HDR_ETH, FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_ETH_DST),
		BIT_ULL(ICE_FLOW_FIELD_IDX_ETH_DA)},
	{VIRTCHNL_PROTO_HDR_ETH, FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_ETH_SRC) |
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_ETH_DST),
		ICE_FLOW_HASH_ETH},
	{VIRTCHNL_PROTO_HDR_ETH,
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_ETH_ETHERTYPE),
		BIT_ULL(ICE_FLOW_FIELD_IDX_ETH_TYPE)},
	{VIRTCHNL_PROTO_HDR_S_VLAN,
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_S_VLAN_ID),
		BIT_ULL(ICE_FLOW_FIELD_IDX_S_VLAN)},
	{VIRTCHNL_PROTO_HDR_C_VLAN,
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_C_VLAN_ID),
		BIT_ULL(ICE_FLOW_FIELD_IDX_C_VLAN)},
	{VIRTCHNL_PROTO_HDR_IPV4, FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV4_SRC),
		BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_SA)},
	{VIRTCHNL_PROTO_HDR_IPV4, FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV4_DST),
		BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_DA)},
	{VIRTCHNL_PROTO_HDR_IPV4, FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV4_SRC) |
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV4_DST),
		ICE_FLOW_HASH_IPV4},
	{VIRTCHNL_PROTO_HDR_IPV4, FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV4_SRC) |
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV4_PROT),
		BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_SA) |
		BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_PROT)},
	{VIRTCHNL_PROTO_HDR_IPV4, FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV4_DST) |
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV4_PROT),
		BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_DA) |
		BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_PROT)},
	{VIRTCHNL_PROTO_HDR_IPV4, FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV4_SRC) |
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV4_DST) |
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV4_PROT),
		ICE_FLOW_HASH_IPV4 | BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_PROT)},
	{VIRTCHNL_PROTO_HDR_IPV4, FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV4_PROT),
		BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_PROT)},
	{VIRTCHNL_PROTO_HDR_IPV6, FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV6_SRC),
		BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_SA)},
	{VIRTCHNL_PROTO_HDR_IPV6, FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV6_DST),
		BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_DA)},
	{VIRTCHNL_PROTO_HDR_IPV6, FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV6_SRC) |
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV6_DST),
		ICE_FLOW_HASH_IPV6},
	{VIRTCHNL_PROTO_HDR_IPV6, FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV6_SRC) |
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV6_PROT),
		BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_SA) |
		BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_PROT)},
	{VIRTCHNL_PROTO_HDR_IPV6, FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV6_DST) |
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV6_PROT),
		BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_DA) |
		BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_PROT)},
	{VIRTCHNL_PROTO_HDR_IPV6, FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV6_SRC) |
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV6_DST) |
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV6_PROT),
		ICE_FLOW_HASH_IPV6 | BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_PROT)},
	{VIRTCHNL_PROTO_HDR_IPV6, FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV6_PROT),
		BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_PROT)},
	{VIRTCHNL_PROTO_HDR_TCP,
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_TCP_SRC_PORT),
		BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_SRC_PORT)},
	{VIRTCHNL_PROTO_HDR_TCP,
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_TCP_DST_PORT),
		BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_DST_PORT)},
	{VIRTCHNL_PROTO_HDR_TCP,
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_TCP_SRC_PORT) |
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_TCP_DST_PORT),
		ICE_FLOW_HASH_TCP_PORT},
	{VIRTCHNL_PROTO_HDR_UDP,
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_UDP_SRC_PORT),
		BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_SRC_PORT)},
	{VIRTCHNL_PROTO_HDR_UDP,
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_UDP_DST_PORT),
		BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_DST_PORT)},
	{VIRTCHNL_PROTO_HDR_UDP,
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_UDP_SRC_PORT) |
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_UDP_DST_PORT),
		ICE_FLOW_HASH_UDP_PORT},
	{VIRTCHNL_PROTO_HDR_SCTP,
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_SCTP_SRC_PORT),
		BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT)},
	{VIRTCHNL_PROTO_HDR_SCTP,
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_SCTP_DST_PORT),
		BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_DST_PORT)},
	{VIRTCHNL_PROTO_HDR_SCTP,
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_SCTP_SRC_PORT) |
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_SCTP_DST_PORT),
		ICE_FLOW_HASH_SCTP_PORT},
	{VIRTCHNL_PROTO_HDR_PPPOE,
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_PPPOE_SESS_ID),
		BIT_ULL(ICE_FLOW_FIELD_IDX_PPPOE_SESS_ID)},
	{VIRTCHNL_PROTO_HDR_GTPU_IP,
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_GTPU_IP_TEID),
		BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_IP_TEID)},
	{VIRTCHNL_PROTO_HDR_L2TPV3,
		FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_L2TPV3_SESS_ID),
		BIT_ULL(ICE_FLOW_FIELD_IDX_L2TPV3_SESS_ID)},
	{VIRTCHNL_PROTO_HDR_ESP, FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_ESP_SPI),
		BIT_ULL(ICE_FLOW_FIELD_IDX_ESP_SPI)},
	{VIRTCHNL_PROTO_HDR_AH, FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_AH_SPI),
		BIT_ULL(ICE_FLOW_FIELD_IDX_AH_SPI)},
	{VIRTCHNL_PROTO_HDR_PFCP, FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_PFCP_SEID),
		BIT_ULL(ICE_FLOW_FIELD_IDX_PFCP_SEID)},
};

/**
 * ice_vc_vf_broadcast - Broadcast a message to all VFs on PF
 * @pf: pointer to the PF structure
 * @v_opcode: operation code
 * @v_retval: return value
 * @msg: pointer to the msg buffer
 * @msglen: msg length
 */
static void
ice_vc_vf_broadcast(struct ice_pf *pf, enum virtchnl_ops v_opcode,
		    enum virtchnl_status_code v_retval, u8 *msg, u16 msglen)
{
	struct ice_hw *hw = &pf->hw;
	struct ice_vf *vf;
	unsigned int bkt;

	mutex_lock(&pf->vfs.table_lock);
	ice_for_each_vf(pf, bkt, vf) {
		/* Not all vfs are enabled so skip the ones that are not */
		if (!test_bit(ICE_VF_STATE_INIT, vf->vf_states) &&
		    !test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states))
			continue;

		/* Ignore return value on purpose - a given VF may fail, but
		 * we need to keep going and send to all of them
		 */
		ice_aq_send_msg_to_vf(hw, vf->vf_id, v_opcode, v_retval, msg,
				      msglen, NULL);
	}
	mutex_unlock(&pf->vfs.table_lock);
}

/**
 * ice_set_pfe_link - Set the link speed/status of the virtchnl_pf_event
 * @vf: pointer to the VF structure
 * @pfe: pointer to the virtchnl_pf_event to set link speed/status for
 * @ice_link_speed: link speed specified by ICE_AQ_LINK_SPEED_*
 * @link_up: whether or not to set the link up/down
 */
static void
ice_set_pfe_link(struct ice_vf *vf, struct virtchnl_pf_event *pfe,
		 int ice_link_speed, bool link_up)
{
	if (vf->driver_caps & VIRTCHNL_VF_CAP_ADV_LINK_SPEED) {
		pfe->event_data.link_event_adv.link_status = link_up;
		/* Speed in Mbps */
		pfe->event_data.link_event_adv.link_speed =
			ice_conv_link_speed_to_virtchnl(true, ice_link_speed);
	} else {
		pfe->event_data.link_event.link_status = link_up;
		/* Legacy method for virtchnl link speeds */
		pfe->event_data.link_event.link_speed =
			(enum virtchnl_link_speed)
			ice_conv_link_speed_to_virtchnl(false, ice_link_speed);
	}
}

/**
 * ice_vc_notify_vf_link_state - Inform a VF of link status
 * @vf: pointer to the VF structure
 *
 * send a link status message to a single VF
 */
void ice_vc_notify_vf_link_state(struct ice_vf *vf)
{
	struct virtchnl_pf_event pfe = { 0 };
	struct ice_hw *hw = &vf->pf->hw;

	pfe.event = VIRTCHNL_EVENT_LINK_CHANGE;
	pfe.severity = PF_EVENT_SEVERITY_INFO;

	if (ice_is_vf_link_up(vf))
		ice_set_pfe_link(vf, &pfe,
				 hw->port_info->phy.link_info.link_speed, true);
	else
		ice_set_pfe_link(vf, &pfe, ICE_AQ_LINK_SPEED_UNKNOWN, false);

	ice_aq_send_msg_to_vf(hw, vf->vf_id, VIRTCHNL_OP_EVENT,
			      VIRTCHNL_STATUS_SUCCESS, (u8 *)&pfe,
			      sizeof(pfe), NULL);
}

/**
 * ice_vc_notify_link_state - Inform all VFs on a PF of link status
 * @pf: pointer to the PF structure
 */
void ice_vc_notify_link_state(struct ice_pf *pf)
{
	struct ice_vf *vf;
	unsigned int bkt;

	mutex_lock(&pf->vfs.table_lock);
	ice_for_each_vf(pf, bkt, vf)
		ice_vc_notify_vf_link_state(vf);
	mutex_unlock(&pf->vfs.table_lock);
}

/**
 * ice_vc_notify_reset - Send pending reset message to all VFs
 * @pf: pointer to the PF structure
 *
 * indicate a pending reset to all VFs on a given PF
 */
void ice_vc_notify_reset(struct ice_pf *pf)
{
	struct virtchnl_pf_event pfe;

	if (!ice_has_vfs(pf))
		return;

	pfe.event = VIRTCHNL_EVENT_RESET_IMPENDING;
	pfe.severity = PF_EVENT_SEVERITY_CERTAIN_DOOM;
	ice_vc_vf_broadcast(pf, VIRTCHNL_OP_EVENT, VIRTCHNL_STATUS_SUCCESS,
			    (u8 *)&pfe, sizeof(struct virtchnl_pf_event));
}

/**
 * ice_vc_send_msg_to_vf - Send message to VF
 * @vf: pointer to the VF info
 * @v_opcode: virtual channel opcode
 * @v_retval: virtual channel return value
 * @msg: pointer to the msg buffer
 * @msglen: msg length
 *
 * send msg to VF
 */
int
ice_vc_send_msg_to_vf(struct ice_vf *vf, u32 v_opcode,
		      enum virtchnl_status_code v_retval, u8 *msg, u16 msglen)
{
	struct device *dev;
	struct ice_pf *pf;
	int aq_ret;

	pf = vf->pf;
	dev = ice_pf_to_dev(pf);

	aq_ret = ice_aq_send_msg_to_vf(&pf->hw, vf->vf_id, v_opcode, v_retval,
				       msg, msglen, NULL);
	if (aq_ret && pf->hw.mailboxq.sq_last_status != ICE_AQ_RC_ENOSYS) {
		dev_info(dev, "Unable to send the message to VF %d ret %d aq_err %s\n",
			 vf->vf_id, aq_ret,
			 ice_aq_str(pf->hw.mailboxq.sq_last_status));
		return -EIO;
	}

	return 0;
}

/**
 * ice_vc_get_ver_msg
 * @vf: pointer to the VF info
 * @msg: pointer to the msg buffer
 *
 * called from the VF to request the API version used by the PF
 */
static int ice_vc_get_ver_msg(struct ice_vf *vf, u8 *msg)
{
	struct virtchnl_version_info info = {
		VIRTCHNL_VERSION_MAJOR, VIRTCHNL_VERSION_MINOR
	};

	vf->vf_ver = *(struct virtchnl_version_info *)msg;
	/* VFs running the 1.0 API expect to get 1.0 back or they will cry. */
	if (VF_IS_V10(&vf->vf_ver))
		info.minor = VIRTCHNL_VERSION_MINOR_NO_VF_CAPS;

	return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_VERSION,
				     VIRTCHNL_STATUS_SUCCESS, (u8 *)&info,
				     sizeof(struct virtchnl_version_info));
}

/**
 * ice_vc_get_max_frame_size - get max frame size allowed for VF
 * @vf: VF used to determine max frame size
 *
 * Max frame size is determined based on the current port's max frame size and
 * whether a port VLAN is configured on this VF. The VF is not aware whether
 * it's in a port VLAN so the PF needs to account for this in max frame size
 * checks and sending the max frame size to the VF.
 */
static u16 ice_vc_get_max_frame_size(struct ice_vf *vf)
{
	struct ice_port_info *pi = ice_vf_get_port_info(vf);
	u16 max_frame_size;

	max_frame_size = pi->phy.link_info.max_frame_size;

	if (ice_vf_is_port_vlan_ena(vf))
		max_frame_size -= VLAN_HLEN;

	return max_frame_size;
}

/**
 * ice_vc_get_vlan_caps
 * @hw: pointer to the hw
 * @vf: pointer to the VF info
 * @vsi: pointer to the VSI
 * @driver_caps: current driver caps
 *
 * Return 0 if there is no VLAN caps supported, or VLAN caps value
 */
static u32
ice_vc_get_vlan_caps(struct ice_hw *hw, struct ice_vf *vf, struct ice_vsi *vsi,
		     u32 driver_caps)
{
	if (ice_is_eswitch_mode_switchdev(vf->pf))
		/* In switchdev setting VLAN from VF isn't supported */
		return 0;

	if (driver_caps & VIRTCHNL_VF_OFFLOAD_VLAN_V2) {
		/* VLAN offloads based on current device configuration */
		return VIRTCHNL_VF_OFFLOAD_VLAN_V2;
	} else if (driver_caps & VIRTCHNL_VF_OFFLOAD_VLAN) {
		/* allow VF to negotiate VIRTCHNL_VF_OFFLOAD explicitly for
		 * these two conditions, which amounts to guest VLAN filtering
		 * and offloads being based on the inner VLAN or the
		 * inner/single VLAN respectively and don't allow VF to
		 * negotiate VIRTCHNL_VF_OFFLOAD in any other cases
		 */
		if (ice_is_dvm_ena(hw) && ice_vf_is_port_vlan_ena(vf)) {
			return VIRTCHNL_VF_OFFLOAD_VLAN;
		} else if (!ice_is_dvm_ena(hw) &&
			   !ice_vf_is_port_vlan_ena(vf)) {
			/* configure backward compatible support for VFs that
			 * only support VIRTCHNL_VF_OFFLOAD_VLAN, the PF is
			 * configured in SVM, and no port VLAN is configured
			 */
			ice_vf_vsi_cfg_svm_legacy_vlan_mode(vsi);
			return VIRTCHNL_VF_OFFLOAD_VLAN;
		} else if (ice_is_dvm_ena(hw)) {
			/* configure software offloaded VLAN support when DVM
			 * is enabled, but no port VLAN is enabled
			 */
			ice_vf_vsi_cfg_dvm_legacy_vlan_mode(vsi);
		}
	}

	return 0;
}

/**
 * ice_vc_get_vf_res_msg
 * @vf: pointer to the VF info
 * @msg: pointer to the msg buffer
 *
 * called from the VF to request its resources
 */
static int ice_vc_get_vf_res_msg(struct ice_vf *vf, u8 *msg)
{
	enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
	struct virtchnl_vf_resource *vfres = NULL;
	struct ice_hw *hw = &vf->pf->hw;
	struct ice_vsi *vsi;
	int len = 0;
	int ret;

	if (ice_check_vf_init(vf)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto err;
	}

	len = virtchnl_struct_size(vfres, vsi_res, 0);

	vfres = kzalloc(len, GFP_KERNEL);
	if (!vfres) {
		v_ret = VIRTCHNL_STATUS_ERR_NO_MEMORY;
		len = 0;
		goto err;
	}
	if (VF_IS_V11(&vf->vf_ver))
		vf->driver_caps = *(u32 *)msg;
	else
		vf->driver_caps = VIRTCHNL_VF_OFFLOAD_L2 |
				  VIRTCHNL_VF_OFFLOAD_VLAN;

	vfres->vf_cap_flags = VIRTCHNL_VF_OFFLOAD_L2;
	vsi = ice_get_vf_vsi(vf);
	if (!vsi) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto err;
	}

	vfres->vf_cap_flags |= ice_vc_get_vlan_caps(hw, vf, vsi,
						    vf->driver_caps);

	if (vf->driver_caps & VIRTCHNL_VF_OFFLOAD_RSS_PF)
		vfres->vf_cap_flags |= VIRTCHNL_VF_OFFLOAD_RSS_PF;

	if (vf->driver_caps & VIRTCHNL_VF_OFFLOAD_RX_FLEX_DESC)
		vfres->vf_cap_flags |= VIRTCHNL_VF_OFFLOAD_RX_FLEX_DESC;

	if (vf->driver_caps & VIRTCHNL_VF_OFFLOAD_FDIR_PF)
		vfres->vf_cap_flags |= VIRTCHNL_VF_OFFLOAD_FDIR_PF;

	if (vf->driver_caps & VIRTCHNL_VF_OFFLOAD_RSS_PCTYPE_V2)
		vfres->vf_cap_flags |= VIRTCHNL_VF_OFFLOAD_RSS_PCTYPE_V2;

	if (vf->driver_caps & VIRTCHNL_VF_OFFLOAD_ENCAP)
		vfres->vf_cap_flags |= VIRTCHNL_VF_OFFLOAD_ENCAP;

	if (vf->driver_caps & VIRTCHNL_VF_OFFLOAD_ENCAP_CSUM)
		vfres->vf_cap_flags |= VIRTCHNL_VF_OFFLOAD_ENCAP_CSUM;

	if (vf->driver_caps & VIRTCHNL_VF_OFFLOAD_RX_POLLING)
		vfres->vf_cap_flags |= VIRTCHNL_VF_OFFLOAD_RX_POLLING;

	if (vf->driver_caps & VIRTCHNL_VF_OFFLOAD_WB_ON_ITR)
		vfres->vf_cap_flags |= VIRTCHNL_VF_OFFLOAD_WB_ON_ITR;

	if (vf->driver_caps & VIRTCHNL_VF_OFFLOAD_REQ_QUEUES)
		vfres->vf_cap_flags |= VIRTCHNL_VF_OFFLOAD_REQ_QUEUES;

	if (vf->driver_caps & VIRTCHNL_VF_OFFLOAD_CRC)
		vfres->vf_cap_flags |= VIRTCHNL_VF_OFFLOAD_CRC;

	if (vf->driver_caps & VIRTCHNL_VF_CAP_ADV_LINK_SPEED)
		vfres->vf_cap_flags |= VIRTCHNL_VF_CAP_ADV_LINK_SPEED;

	if (vf->driver_caps & VIRTCHNL_VF_OFFLOAD_ADV_RSS_PF)
		vfres->vf_cap_flags |= VIRTCHNL_VF_OFFLOAD_ADV_RSS_PF;

	if (vf->driver_caps & VIRTCHNL_VF_OFFLOAD_USO)
		vfres->vf_cap_flags |= VIRTCHNL_VF_OFFLOAD_USO;

	vfres->num_vsis = 1;
	/* Tx and Rx queue are equal for VF */
	vfres->num_queue_pairs = vsi->num_txq;
	vfres->max_vectors = vf->num_msix;
	vfres->rss_key_size = ICE_VSIQF_HKEY_ARRAY_SIZE;
	vfres->rss_lut_size = ICE_LUT_VSI_SIZE;
	vfres->max_mtu = ice_vc_get_max_frame_size(vf);

	vfres->vsi_res[0].vsi_id = ICE_VF_VSI_ID;
	vfres->vsi_res[0].vsi_type = VIRTCHNL_VSI_SRIOV;
	vfres->vsi_res[0].num_queue_pairs = vsi->num_txq;
	ether_addr_copy(vfres->vsi_res[0].default_mac_addr,
			vf->hw_lan_addr);

	/* match guest capabilities */
	vf->driver_caps = vfres->vf_cap_flags;

	ice_vc_set_caps_allowlist(vf);
	ice_vc_set_working_allowlist(vf);

	set_bit(ICE_VF_STATE_ACTIVE, vf->vf_states);

err:
	/* send the response back to the VF */
	ret = ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_GET_VF_RESOURCES, v_ret,
				    (u8 *)vfres, len);

	kfree(vfres);
	return ret;
}

/**
 * ice_vc_reset_vf_msg
 * @vf: pointer to the VF info
 *
 * called from the VF to reset itself,
 * unlike other virtchnl messages, PF driver
 * doesn't send the response back to the VF
 */
static void ice_vc_reset_vf_msg(struct ice_vf *vf)
{
	if (test_bit(ICE_VF_STATE_INIT, vf->vf_states))
		ice_reset_vf(vf, 0);
}

/**
 * ice_vc_isvalid_vsi_id
 * @vf: pointer to the VF info
 * @vsi_id: VF relative VSI ID
 *
 * check for the valid VSI ID
 */
bool ice_vc_isvalid_vsi_id(struct ice_vf *vf, u16 vsi_id)
{
	return vsi_id == ICE_VF_VSI_ID;
}

/**
 * ice_vc_isvalid_q_id
 * @vsi: VSI to check queue ID against
 * @qid: VSI relative queue ID
 *
 * check for the valid queue ID
 */
static bool ice_vc_isvalid_q_id(struct ice_vsi *vsi, u8 qid)
{
	/* allocated Tx and Rx queues should be always equal for VF VSI */
	return qid < vsi->alloc_txq;
}

/**
 * ice_vc_isvalid_ring_len
 * @ring_len: length of ring
 *
 * check for the valid ring count, should be multiple of ICE_REQ_DESC_MULTIPLE
 * or zero
 */
static bool ice_vc_isvalid_ring_len(u16 ring_len)
{
	return ring_len == 0 ||
	       (ring_len >= ICE_MIN_NUM_DESC &&
		ring_len <= ICE_MAX_NUM_DESC &&
		!(ring_len % ICE_REQ_DESC_MULTIPLE));
}

/**
 * ice_vc_validate_pattern
 * @vf: pointer to the VF info
 * @proto: virtchnl protocol headers
 *
 * validate the pattern is supported or not.
 *
 * Return: true on success, false on error.
 */
bool
ice_vc_validate_pattern(struct ice_vf *vf, struct virtchnl_proto_hdrs *proto)
{
	bool is_ipv4 = false;
	bool is_ipv6 = false;
	bool is_udp = false;
	u16 ptype = -1;
	int i = 0;

	while (i < proto->count &&
	       proto->proto_hdr[i].type != VIRTCHNL_PROTO_HDR_NONE) {
		switch (proto->proto_hdr[i].type) {
		case VIRTCHNL_PROTO_HDR_ETH:
			ptype = ICE_PTYPE_MAC_PAY;
			break;
		case VIRTCHNL_PROTO_HDR_IPV4:
			ptype = ICE_PTYPE_IPV4_PAY;
			is_ipv4 = true;
			break;
		case VIRTCHNL_PROTO_HDR_IPV6:
			ptype = ICE_PTYPE_IPV6_PAY;
			is_ipv6 = true;
			break;
		case VIRTCHNL_PROTO_HDR_UDP:
			if (is_ipv4)
				ptype = ICE_PTYPE_IPV4_UDP_PAY;
			else if (is_ipv6)
				ptype = ICE_PTYPE_IPV6_UDP_PAY;
			is_udp = true;
			break;
		case VIRTCHNL_PROTO_HDR_TCP:
			if (is_ipv4)
				ptype = ICE_PTYPE_IPV4_TCP_PAY;
			else if (is_ipv6)
				ptype = ICE_PTYPE_IPV6_TCP_PAY;
			break;
		case VIRTCHNL_PROTO_HDR_SCTP:
			if (is_ipv4)
				ptype = ICE_PTYPE_IPV4_SCTP_PAY;
			else if (is_ipv6)
				ptype = ICE_PTYPE_IPV6_SCTP_PAY;
			break;
		case VIRTCHNL_PROTO_HDR_GTPU_IP:
		case VIRTCHNL_PROTO_HDR_GTPU_EH:
			if (is_ipv4)
				ptype = ICE_MAC_IPV4_GTPU;
			else if (is_ipv6)
				ptype = ICE_MAC_IPV6_GTPU;
			goto out;
		case VIRTCHNL_PROTO_HDR_L2TPV3:
			if (is_ipv4)
				ptype = ICE_MAC_IPV4_L2TPV3;
			else if (is_ipv6)
				ptype = ICE_MAC_IPV6_L2TPV3;
			goto out;
		case VIRTCHNL_PROTO_HDR_ESP:
			if (is_ipv4)
				ptype = is_udp ? ICE_MAC_IPV4_NAT_T_ESP :
						ICE_MAC_IPV4_ESP;
			else if (is_ipv6)
				ptype = is_udp ? ICE_MAC_IPV6_NAT_T_ESP :
						ICE_MAC_IPV6_ESP;
			goto out;
		case VIRTCHNL_PROTO_HDR_AH:
			if (is_ipv4)
				ptype = ICE_MAC_IPV4_AH;
			else if (is_ipv6)
				ptype = ICE_MAC_IPV6_AH;
			goto out;
		case VIRTCHNL_PROTO_HDR_PFCP:
			if (is_ipv4)
				ptype = ICE_MAC_IPV4_PFCP_SESSION;
			else if (is_ipv6)
				ptype = ICE_MAC_IPV6_PFCP_SESSION;
			goto out;
		default:
			break;
		}
		i++;
	}

out:
	return ice_hw_ptype_ena(&vf->pf->hw, ptype);
}

/**
 * ice_vc_parse_rss_cfg - parses hash fields and headers from
 * a specific virtchnl RSS cfg
 * @hw: pointer to the hardware
 * @rss_cfg: pointer to the virtchnl RSS cfg
 * @hash_cfg: pointer to the HW hash configuration
 *
 * Return true if all the protocol header and hash fields in the RSS cfg could
 * be parsed, else return false
 *
 * This function parses the virtchnl RSS cfg to be the intended
 * hash fields and the intended header for RSS configuration
 */
static bool ice_vc_parse_rss_cfg(struct ice_hw *hw,
				 struct virtchnl_rss_cfg *rss_cfg,
				 struct ice_rss_hash_cfg *hash_cfg)
{
	const struct ice_vc_hash_field_match_type *hf_list;
	const struct ice_vc_hdr_match_type *hdr_list;
	int i, hf_list_len, hdr_list_len;
	u32 *addl_hdrs = &hash_cfg->addl_hdrs;
	u64 *hash_flds = &hash_cfg->hash_flds;

	/* set outer layer RSS as default */
	hash_cfg->hdr_type = ICE_RSS_OUTER_HEADERS;

	if (rss_cfg->rss_algorithm == VIRTCHNL_RSS_ALG_TOEPLITZ_SYMMETRIC)
		hash_cfg->symm = true;
	else
		hash_cfg->symm = false;

	hf_list = ice_vc_hash_field_list;
	hf_list_len = ARRAY_SIZE(ice_vc_hash_field_list);
	hdr_list = ice_vc_hdr_list;
	hdr_list_len = ARRAY_SIZE(ice_vc_hdr_list);

	for (i = 0; i < rss_cfg->proto_hdrs.count; i++) {
		struct virtchnl_proto_hdr *proto_hdr =
					&rss_cfg->proto_hdrs.proto_hdr[i];
		bool hdr_found = false;
		int j;

		/* Find matched ice headers according to virtchnl headers. */
		for (j = 0; j < hdr_list_len; j++) {
			struct ice_vc_hdr_match_type hdr_map = hdr_list[j];

			if (proto_hdr->type == hdr_map.vc_hdr) {
				*addl_hdrs |= hdr_map.ice_hdr;
				hdr_found = true;
			}
		}

		if (!hdr_found)
			return false;

		/* Find matched ice hash fields according to
		 * virtchnl hash fields.
		 */
		for (j = 0; j < hf_list_len; j++) {
			struct ice_vc_hash_field_match_type hf_map = hf_list[j];

			if (proto_hdr->type == hf_map.vc_hdr &&
			    proto_hdr->field_selector == hf_map.vc_hash_field) {
				*hash_flds |= hf_map.ice_hash_field;
				break;
			}
		}
	}

	return true;
}

/**
 * ice_vf_adv_rss_offload_ena - determine if capabilities support advanced
 * RSS offloads
 * @caps: VF driver negotiated capabilities
 *
 * Return true if VIRTCHNL_VF_OFFLOAD_ADV_RSS_PF capability is set,
 * else return false
 */
static bool ice_vf_adv_rss_offload_ena(u32 caps)
{
	return !!(caps & VIRTCHNL_VF_OFFLOAD_ADV_RSS_PF);
}

/**
 * ice_vc_handle_rss_cfg
 * @vf: pointer to the VF info
 * @msg: pointer to the message buffer
 * @add: add a RSS config if true, otherwise delete a RSS config
 *
 * This function adds/deletes a RSS config
 */
static int ice_vc_handle_rss_cfg(struct ice_vf *vf, u8 *msg, bool add)
{
	u32 v_opcode = add ? VIRTCHNL_OP_ADD_RSS_CFG : VIRTCHNL_OP_DEL_RSS_CFG;
	struct virtchnl_rss_cfg *rss_cfg = (struct virtchnl_rss_cfg *)msg;
	enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
	struct device *dev = ice_pf_to_dev(vf->pf);
	struct ice_hw *hw = &vf->pf->hw;
	struct ice_vsi *vsi;

	if (!test_bit(ICE_FLAG_RSS_ENA, vf->pf->flags)) {
		dev_dbg(dev, "VF %d attempting to configure RSS, but RSS is not supported by the PF\n",
			vf->vf_id);
		v_ret = VIRTCHNL_STATUS_ERR_NOT_SUPPORTED;
		goto error_param;
	}

	if (!ice_vf_adv_rss_offload_ena(vf->driver_caps)) {
		dev_dbg(dev, "VF %d attempting to configure RSS, but Advanced RSS offload is not supported\n",
			vf->vf_id);
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (rss_cfg->proto_hdrs.count > VIRTCHNL_MAX_NUM_PROTO_HDRS ||
	    rss_cfg->rss_algorithm < VIRTCHNL_RSS_ALG_TOEPLITZ_ASYMMETRIC ||
	    rss_cfg->rss_algorithm > VIRTCHNL_RSS_ALG_XOR_SYMMETRIC) {
		dev_dbg(dev, "VF %d attempting to configure RSS, but RSS configuration is not valid\n",
			vf->vf_id);
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	vsi = ice_get_vf_vsi(vf);
	if (!vsi) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (!ice_vc_validate_pattern(vf, &rss_cfg->proto_hdrs)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (rss_cfg->rss_algorithm == VIRTCHNL_RSS_ALG_R_ASYMMETRIC) {
		struct ice_vsi_ctx *ctx;
		u8 lut_type, hash_type;
		int status;

		lut_type = ICE_AQ_VSI_Q_OPT_RSS_LUT_VSI;
		hash_type = add ? ICE_AQ_VSI_Q_OPT_RSS_HASH_XOR :
				ICE_AQ_VSI_Q_OPT_RSS_HASH_TPLZ;

		ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
		if (!ctx) {
			v_ret = VIRTCHNL_STATUS_ERR_NO_MEMORY;
			goto error_param;
		}

		ctx->info.q_opt_rss =
			FIELD_PREP(ICE_AQ_VSI_Q_OPT_RSS_LUT_M, lut_type) |
			FIELD_PREP(ICE_AQ_VSI_Q_OPT_RSS_HASH_M, hash_type);

		/* Preserve existing queueing option setting */
		ctx->info.q_opt_rss |= (vsi->info.q_opt_rss &
					  ICE_AQ_VSI_Q_OPT_RSS_GBL_LUT_M);
		ctx->info.q_opt_tc = vsi->info.q_opt_tc;
		ctx->info.q_opt_flags = vsi->info.q_opt_rss;

		ctx->info.valid_sections =
				cpu_to_le16(ICE_AQ_VSI_PROP_Q_OPT_VALID);

		status = ice_update_vsi(hw, vsi->idx, ctx, NULL);
		if (status) {
			dev_err(dev, "update VSI for RSS failed, err %d aq_err %s\n",
				status, ice_aq_str(hw->adminq.sq_last_status));
			v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		} else {
			vsi->info.q_opt_rss = ctx->info.q_opt_rss;
		}

		kfree(ctx);
	} else {
		struct ice_rss_hash_cfg cfg;

		/* Only check for none raw pattern case */
		if (!ice_vc_validate_pattern(vf, &rss_cfg->proto_hdrs)) {
			v_ret = VIRTCHNL_STATUS_ERR_PARAM;
			goto error_param;
		}
		cfg.addl_hdrs = ICE_FLOW_SEG_HDR_NONE;
		cfg.hash_flds = ICE_HASH_INVALID;
		cfg.hdr_type = ICE_RSS_ANY_HEADERS;

		if (!ice_vc_parse_rss_cfg(hw, rss_cfg, &cfg)) {
			v_ret = VIRTCHNL_STATUS_ERR_PARAM;
			goto error_param;
		}

		if (add) {
			if (ice_add_rss_cfg(hw, vsi, &cfg)) {
				v_ret = VIRTCHNL_STATUS_ERR_PARAM;
				dev_err(dev, "ice_add_rss_cfg failed for vsi = %d, v_ret = %d\n",
					vsi->vsi_num, v_ret);
			}
		} else {
			int status;

			status = ice_rem_rss_cfg(hw, vsi->idx, &cfg);
			/* We just ignore -ENOENT, because if two configurations
			 * share the same profile remove one of them actually
			 * removes both, since the profile is deleted.
			 */
			if (status && status != -ENOENT) {
				v_ret = VIRTCHNL_STATUS_ERR_PARAM;
				dev_err(dev, "ice_rem_rss_cfg failed for VF ID:%d, error:%d\n",
					vf->vf_id, status);
			}
		}
	}

error_param:
	return ice_vc_send_msg_to_vf(vf, v_opcode, v_ret, NULL, 0);
}

/**
 * ice_vc_config_rss_key
 * @vf: pointer to the VF info
 * @msg: pointer to the msg buffer
 *
 * Configure the VF's RSS key
 */
static int ice_vc_config_rss_key(struct ice_vf *vf, u8 *msg)
{
	enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
	struct virtchnl_rss_key *vrk =
		(struct virtchnl_rss_key *)msg;
	struct ice_vsi *vsi;

	if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (!ice_vc_isvalid_vsi_id(vf, vrk->vsi_id)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (vrk->key_len != ICE_VSIQF_HKEY_ARRAY_SIZE) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (!test_bit(ICE_FLAG_RSS_ENA, vf->pf->flags)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	vsi = ice_get_vf_vsi(vf);
	if (!vsi) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (ice_set_rss_key(vsi, vrk->key))
		v_ret = VIRTCHNL_STATUS_ERR_ADMIN_QUEUE_ERROR;
error_param:
	return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_CONFIG_RSS_KEY, v_ret,
				     NULL, 0);
}

/**
 * ice_vc_config_rss_lut
 * @vf: pointer to the VF info
 * @msg: pointer to the msg buffer
 *
 * Configure the VF's RSS LUT
 */
static int ice_vc_config_rss_lut(struct ice_vf *vf, u8 *msg)
{
	struct virtchnl_rss_lut *vrl = (struct virtchnl_rss_lut *)msg;
	enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
	struct ice_vsi *vsi;

	if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (!ice_vc_isvalid_vsi_id(vf, vrl->vsi_id)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (vrl->lut_entries != ICE_LUT_VSI_SIZE) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (!test_bit(ICE_FLAG_RSS_ENA, vf->pf->flags)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	vsi = ice_get_vf_vsi(vf);
	if (!vsi) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (ice_set_rss_lut(vsi, vrl->lut, ICE_LUT_VSI_SIZE))
		v_ret = VIRTCHNL_STATUS_ERR_ADMIN_QUEUE_ERROR;
error_param:
	return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_CONFIG_RSS_LUT, v_ret,
				     NULL, 0);
}

/**
 * ice_vc_config_rss_hfunc
 * @vf: pointer to the VF info
 * @msg: pointer to the msg buffer
 *
 * Configure the VF's RSS Hash function
 */
static int ice_vc_config_rss_hfunc(struct ice_vf *vf, u8 *msg)
{
	struct virtchnl_rss_hfunc *vrh = (struct virtchnl_rss_hfunc *)msg;
	enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
	u8 hfunc = ICE_AQ_VSI_Q_OPT_RSS_HASH_TPLZ;
	struct ice_vsi *vsi;

	if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (!ice_vc_isvalid_vsi_id(vf, vrh->vsi_id)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (!test_bit(ICE_FLAG_RSS_ENA, vf->pf->flags)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	vsi = ice_get_vf_vsi(vf);
	if (!vsi) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (vrh->rss_algorithm == VIRTCHNL_RSS_ALG_TOEPLITZ_SYMMETRIC)
		hfunc = ICE_AQ_VSI_Q_OPT_RSS_HASH_SYM_TPLZ;

	if (ice_set_rss_hfunc(vsi, hfunc))
		v_ret = VIRTCHNL_STATUS_ERR_ADMIN_QUEUE_ERROR;
error_param:
	return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_CONFIG_RSS_HFUNC, v_ret,
				     NULL, 0);
}

/**
 * ice_vc_cfg_promiscuous_mode_msg
 * @vf: pointer to the VF info
 * @msg: pointer to the msg buffer
 *
 * called from the VF to configure VF VSIs promiscuous mode
 */
static int ice_vc_cfg_promiscuous_mode_msg(struct ice_vf *vf, u8 *msg)
{
	enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
	bool rm_promisc, alluni = false, allmulti = false;
	struct virtchnl_promisc_info *info =
	    (struct virtchnl_promisc_info *)msg;
	struct ice_vsi_vlan_ops *vlan_ops;
	int mcast_err = 0, ucast_err = 0;
	struct ice_pf *pf = vf->pf;
	struct ice_vsi *vsi;
	u8 mcast_m, ucast_m;
	struct device *dev;
	int ret = 0;

	if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (!ice_vc_isvalid_vsi_id(vf, info->vsi_id)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	vsi = ice_get_vf_vsi(vf);
	if (!vsi) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	dev = ice_pf_to_dev(pf);
	if (!ice_is_vf_trusted(vf)) {
		dev_err(dev, "Unprivileged VF %d is attempting to configure promiscuous mode\n",
			vf->vf_id);
		/* Leave v_ret alone, lie to the VF on purpose. */
		goto error_param;
	}

	if (info->flags & FLAG_VF_UNICAST_PROMISC)
		alluni = true;

	if (info->flags & FLAG_VF_MULTICAST_PROMISC)
		allmulti = true;

	rm_promisc = !allmulti && !alluni;

	vlan_ops = ice_get_compat_vsi_vlan_ops(vsi);
	if (rm_promisc)
		ret = vlan_ops->ena_rx_filtering(vsi);
	else
		ret = vlan_ops->dis_rx_filtering(vsi);
	if (ret) {
		dev_err(dev, "Failed to configure VLAN pruning in promiscuous mode\n");
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	ice_vf_get_promisc_masks(vf, vsi, &ucast_m, &mcast_m);

	if (!test_bit(ICE_FLAG_VF_TRUE_PROMISC_ENA, pf->flags)) {
		if (alluni) {
			/* in this case we're turning on promiscuous mode */
			ret = ice_set_dflt_vsi(vsi);
		} else {
			/* in this case we're turning off promiscuous mode */
			if (ice_is_dflt_vsi_in_use(vsi->port_info))
				ret = ice_clear_dflt_vsi(vsi);
		}

		/* in this case we're turning on/off only
		 * allmulticast
		 */
		if (allmulti)
			mcast_err = ice_vf_set_vsi_promisc(vf, vsi, mcast_m);
		else
			mcast_err = ice_vf_clear_vsi_promisc(vf, vsi, mcast_m);

		if (ret) {
			dev_err(dev, "Turning on/off promiscuous mode for VF %d failed, error: %d\n",
				vf->vf_id, ret);
			v_ret = VIRTCHNL_STATUS_ERR_ADMIN_QUEUE_ERROR;
			goto error_param;
		}
	} else {
		if (alluni)
			ucast_err = ice_vf_set_vsi_promisc(vf, vsi, ucast_m);
		else
			ucast_err = ice_vf_clear_vsi_promisc(vf, vsi, ucast_m);

		if (allmulti)
			mcast_err = ice_vf_set_vsi_promisc(vf, vsi, mcast_m);
		else
			mcast_err = ice_vf_clear_vsi_promisc(vf, vsi, mcast_m);

		if (ucast_err || mcast_err)
			v_ret = VIRTCHNL_STATUS_ERR_PARAM;
	}

	if (!mcast_err) {
		if (allmulti &&
		    !test_and_set_bit(ICE_VF_STATE_MC_PROMISC, vf->vf_states))
			dev_info(dev, "VF %u successfully set multicast promiscuous mode\n",
				 vf->vf_id);
		else if (!allmulti &&
			 test_and_clear_bit(ICE_VF_STATE_MC_PROMISC,
					    vf->vf_states))
			dev_info(dev, "VF %u successfully unset multicast promiscuous mode\n",
				 vf->vf_id);
	} else {
		dev_err(dev, "Error while modifying multicast promiscuous mode for VF %u, error: %d\n",
			vf->vf_id, mcast_err);
	}

	if (!ucast_err) {
		if (alluni &&
		    !test_and_set_bit(ICE_VF_STATE_UC_PROMISC, vf->vf_states))
			dev_info(dev, "VF %u successfully set unicast promiscuous mode\n",
				 vf->vf_id);
		else if (!alluni &&
			 test_and_clear_bit(ICE_VF_STATE_UC_PROMISC,
					    vf->vf_states))
			dev_info(dev, "VF %u successfully unset unicast promiscuous mode\n",
				 vf->vf_id);
	} else {
		dev_err(dev, "Error while modifying unicast promiscuous mode for VF %u, error: %d\n",
			vf->vf_id, ucast_err);
	}

error_param:
	return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE,
				     v_ret, NULL, 0);
}

/**
 * ice_vc_get_stats_msg
 * @vf: pointer to the VF info
 * @msg: pointer to the msg buffer
 *
 * called from the VF to get VSI stats
 */
static int ice_vc_get_stats_msg(struct ice_vf *vf, u8 *msg)
{
	enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
	struct virtchnl_queue_select *vqs =
		(struct virtchnl_queue_select *)msg;
	struct ice_eth_stats stats = { 0 };
	struct ice_vsi *vsi;

	if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (!ice_vc_isvalid_vsi_id(vf, vqs->vsi_id)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	vsi = ice_get_vf_vsi(vf);
	if (!vsi) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	ice_update_eth_stats(vsi);

	stats = vsi->eth_stats;

error_param:
	/* send the response to the VF */
	return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_GET_STATS, v_ret,
				     (u8 *)&stats, sizeof(stats));
}

/**
 * ice_vc_validate_vqs_bitmaps - validate Rx/Tx queue bitmaps from VIRTCHNL
 * @vqs: virtchnl_queue_select structure containing bitmaps to validate
 *
 * Return true on successful validation, else false
 */
static bool ice_vc_validate_vqs_bitmaps(struct virtchnl_queue_select *vqs)
{
	if ((!vqs->rx_queues && !vqs->tx_queues) ||
	    vqs->rx_queues >= BIT(ICE_MAX_RSS_QS_PER_VF) ||
	    vqs->tx_queues >= BIT(ICE_MAX_RSS_QS_PER_VF))
		return false;

	return true;
}

/**
 * ice_vf_ena_txq_interrupt - enable Tx queue interrupt via QINT_TQCTL
 * @vsi: VSI of the VF to configure
 * @q_idx: VF queue index used to determine the queue in the PF's space
 */
static void ice_vf_ena_txq_interrupt(struct ice_vsi *vsi, u32 q_idx)
{
	struct ice_hw *hw = &vsi->back->hw;
	u32 pfq = vsi->txq_map[q_idx];
	u32 reg;

	reg = rd32(hw, QINT_TQCTL(pfq));

	/* MSI-X index 0 in the VF's space is always for the OICR, which means
	 * this is most likely a poll mode VF driver, so don't enable an
	 * interrupt that was never configured via VIRTCHNL_OP_CONFIG_IRQ_MAP
	 */
	if (!(reg & QINT_TQCTL_MSIX_INDX_M))
		return;

	wr32(hw, QINT_TQCTL(pfq), reg | QINT_TQCTL_CAUSE_ENA_M);
}

/**
 * ice_vf_ena_rxq_interrupt - enable Tx queue interrupt via QINT_RQCTL
 * @vsi: VSI of the VF to configure
 * @q_idx: VF queue index used to determine the queue in the PF's space
 */
static void ice_vf_ena_rxq_interrupt(struct ice_vsi *vsi, u32 q_idx)
{
	struct ice_hw *hw = &vsi->back->hw;
	u32 pfq = vsi->rxq_map[q_idx];
	u32 reg;

	reg = rd32(hw, QINT_RQCTL(pfq));

	/* MSI-X index 0 in the VF's space is always for the OICR, which means
	 * this is most likely a poll mode VF driver, so don't enable an
	 * interrupt that was never configured via VIRTCHNL_OP_CONFIG_IRQ_MAP
	 */
	if (!(reg & QINT_RQCTL_MSIX_INDX_M))
		return;

	wr32(hw, QINT_RQCTL(pfq), reg | QINT_RQCTL_CAUSE_ENA_M);
}

/**
 * ice_vc_ena_qs_msg
 * @vf: pointer to the VF info
 * @msg: pointer to the msg buffer
 *
 * called from the VF to enable all or specific queue(s)
 */
static int ice_vc_ena_qs_msg(struct ice_vf *vf, u8 *msg)
{
	enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
	struct virtchnl_queue_select *vqs =
	    (struct virtchnl_queue_select *)msg;
	struct ice_vsi *vsi;
	unsigned long q_map;
	u16 vf_q_id;

	if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (!ice_vc_isvalid_vsi_id(vf, vqs->vsi_id)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (!ice_vc_validate_vqs_bitmaps(vqs)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	vsi = ice_get_vf_vsi(vf);
	if (!vsi) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	/* Enable only Rx rings, Tx rings were enabled by the FW when the
	 * Tx queue group list was configured and the context bits were
	 * programmed using ice_vsi_cfg_txqs
	 */
	q_map = vqs->rx_queues;
	for_each_set_bit(vf_q_id, &q_map, ICE_MAX_RSS_QS_PER_VF) {
		if (!ice_vc_isvalid_q_id(vsi, vf_q_id)) {
			v_ret = VIRTCHNL_STATUS_ERR_PARAM;
			goto error_param;
		}

		/* Skip queue if enabled */
		if (test_bit(vf_q_id, vf->rxq_ena))
			continue;

		if (ice_vsi_ctrl_one_rx_ring(vsi, true, vf_q_id, true)) {
			dev_err(ice_pf_to_dev(vsi->back), "Failed to enable Rx ring %d on VSI %d\n",
				vf_q_id, vsi->vsi_num);
			v_ret = VIRTCHNL_STATUS_ERR_PARAM;
			goto error_param;
		}

		ice_vf_ena_rxq_interrupt(vsi, vf_q_id);
		set_bit(vf_q_id, vf->rxq_ena);
	}

	q_map = vqs->tx_queues;
	for_each_set_bit(vf_q_id, &q_map, ICE_MAX_RSS_QS_PER_VF) {
		if (!ice_vc_isvalid_q_id(vsi, vf_q_id)) {
			v_ret = VIRTCHNL_STATUS_ERR_PARAM;
			goto error_param;
		}

		/* Skip queue if enabled */
		if (test_bit(vf_q_id, vf->txq_ena))
			continue;

		ice_vf_ena_txq_interrupt(vsi, vf_q_id);
		set_bit(vf_q_id, vf->txq_ena);
	}

	/* Set flag to indicate that queues are enabled */
	if (v_ret == VIRTCHNL_STATUS_SUCCESS)
		set_bit(ICE_VF_STATE_QS_ENA, vf->vf_states);

error_param:
	/* send the response to the VF */
	return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_ENABLE_QUEUES, v_ret,
				     NULL, 0);
}

/**
 * ice_vf_vsi_dis_single_txq - disable a single Tx queue
 * @vf: VF to disable queue for
 * @vsi: VSI for the VF
 * @q_id: VF relative (0-based) queue ID
 *
 * Attempt to disable the Tx queue passed in. If the Tx queue was successfully
 * disabled then clear q_id bit in the enabled queues bitmap and return
 * success. Otherwise return error.
 */
static int
ice_vf_vsi_dis_single_txq(struct ice_vf *vf, struct ice_vsi *vsi, u16 q_id)
{
	struct ice_txq_meta txq_meta = { 0 };
	struct ice_tx_ring *ring;
	int err;

	if (!test_bit(q_id, vf->txq_ena))
		dev_dbg(ice_pf_to_dev(vsi->back), "Queue %u on VSI %u is not enabled, but stopping it anyway\n",
			q_id, vsi->vsi_num);

	ring = vsi->tx_rings[q_id];
	if (!ring)
		return -EINVAL;

	ice_fill_txq_meta(vsi, ring, &txq_meta);

	err = ice_vsi_stop_tx_ring(vsi, ICE_NO_RESET, vf->vf_id, ring, &txq_meta);
	if (err) {
		dev_err(ice_pf_to_dev(vsi->back), "Failed to stop Tx ring %d on VSI %d\n",
			q_id, vsi->vsi_num);
		return err;
	}

	/* Clear enabled queues flag */
	clear_bit(q_id, vf->txq_ena);

	return 0;
}

/**
 * ice_vc_dis_qs_msg
 * @vf: pointer to the VF info
 * @msg: pointer to the msg buffer
 *
 * called from the VF to disable all or specific queue(s)
 */
static int ice_vc_dis_qs_msg(struct ice_vf *vf, u8 *msg)
{
	enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
	struct virtchnl_queue_select *vqs =
	    (struct virtchnl_queue_select *)msg;
	struct ice_vsi *vsi;
	unsigned long q_map;
	u16 vf_q_id;

	if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states) &&
	    !test_bit(ICE_VF_STATE_QS_ENA, vf->vf_states)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (!ice_vc_isvalid_vsi_id(vf, vqs->vsi_id)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (!ice_vc_validate_vqs_bitmaps(vqs)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	vsi = ice_get_vf_vsi(vf);
	if (!vsi) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (vqs->tx_queues) {
		q_map = vqs->tx_queues;

		for_each_set_bit(vf_q_id, &q_map, ICE_MAX_RSS_QS_PER_VF) {
			if (!ice_vc_isvalid_q_id(vsi, vf_q_id)) {
				v_ret = VIRTCHNL_STATUS_ERR_PARAM;
				goto error_param;
			}

			if (ice_vf_vsi_dis_single_txq(vf, vsi, vf_q_id)) {
				v_ret = VIRTCHNL_STATUS_ERR_PARAM;
				goto error_param;
			}
		}
	}

	q_map = vqs->rx_queues;
	/* speed up Rx queue disable by batching them if possible */
	if (q_map &&
	    bitmap_equal(&q_map, vf->rxq_ena, ICE_MAX_RSS_QS_PER_VF)) {
		if (ice_vsi_stop_all_rx_rings(vsi)) {
			dev_err(ice_pf_to_dev(vsi->back), "Failed to stop all Rx rings on VSI %d\n",
				vsi->vsi_num);
			v_ret = VIRTCHNL_STATUS_ERR_PARAM;
			goto error_param;
		}

		bitmap_zero(vf->rxq_ena, ICE_MAX_RSS_QS_PER_VF);
	} else if (q_map) {
		for_each_set_bit(vf_q_id, &q_map, ICE_MAX_RSS_QS_PER_VF) {
			if (!ice_vc_isvalid_q_id(vsi, vf_q_id)) {
				v_ret = VIRTCHNL_STATUS_ERR_PARAM;
				goto error_param;
			}

			/* Skip queue if not enabled */
			if (!test_bit(vf_q_id, vf->rxq_ena))
				continue;

			if (ice_vsi_ctrl_one_rx_ring(vsi, false, vf_q_id,
						     true)) {
				dev_err(ice_pf_to_dev(vsi->back), "Failed to stop Rx ring %d on VSI %d\n",
					vf_q_id, vsi->vsi_num);
				v_ret = VIRTCHNL_STATUS_ERR_PARAM;
				goto error_param;
			}

			/* Clear enabled queues flag */
			clear_bit(vf_q_id, vf->rxq_ena);
		}
	}

	/* Clear enabled queues flag */
	if (v_ret == VIRTCHNL_STATUS_SUCCESS && ice_vf_has_no_qs_ena(vf))
		clear_bit(ICE_VF_STATE_QS_ENA, vf->vf_states);

error_param:
	/* send the response to the VF */
	return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_DISABLE_QUEUES, v_ret,
				     NULL, 0);
}

/**
 * ice_cfg_interrupt
 * @vf: pointer to the VF info
 * @vsi: the VSI being configured
 * @map: vector map for mapping vectors to queues
 * @q_vector: structure for interrupt vector
 * configure the IRQ to queue map
 */
static enum virtchnl_status_code
ice_cfg_interrupt(struct ice_vf *vf, struct ice_vsi *vsi,
		  struct virtchnl_vector_map *map,
		  struct ice_q_vector *q_vector)
{
	u16 vsi_q_id, vsi_q_id_idx;
	unsigned long qmap;

	q_vector->num_ring_rx = 0;
	q_vector->num_ring_tx = 0;

	qmap = map->rxq_map;
	for_each_set_bit(vsi_q_id_idx, &qmap, ICE_MAX_RSS_QS_PER_VF) {
		vsi_q_id = vsi_q_id_idx;

		if (!ice_vc_isvalid_q_id(vsi, vsi_q_id))
			return VIRTCHNL_STATUS_ERR_PARAM;

		q_vector->num_ring_rx++;
		q_vector->rx.itr_idx = map->rxitr_idx;
		vsi->rx_rings[vsi_q_id]->q_vector = q_vector;
		ice_cfg_rxq_interrupt(vsi, vsi_q_id,
				      q_vector->vf_reg_idx,
				      q_vector->rx.itr_idx);
	}

	qmap = map->txq_map;
	for_each_set_bit(vsi_q_id_idx, &qmap, ICE_MAX_RSS_QS_PER_VF) {
		vsi_q_id = vsi_q_id_idx;

		if (!ice_vc_isvalid_q_id(vsi, vsi_q_id))
			return VIRTCHNL_STATUS_ERR_PARAM;

		q_vector->num_ring_tx++;
		q_vector->tx.itr_idx = map->txitr_idx;
		vsi->tx_rings[vsi_q_id]->q_vector = q_vector;
		ice_cfg_txq_interrupt(vsi, vsi_q_id,
				      q_vector->vf_reg_idx,
				      q_vector->tx.itr_idx);
	}

	return VIRTCHNL_STATUS_SUCCESS;
}

/**
 * ice_vc_cfg_irq_map_msg
 * @vf: pointer to the VF info
 * @msg: pointer to the msg buffer
 *
 * called from the VF to configure the IRQ to queue map
 */
static int ice_vc_cfg_irq_map_msg(struct ice_vf *vf, u8 *msg)
{
	enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
	u16 num_q_vectors_mapped, vsi_id, vector_id;
	struct virtchnl_irq_map_info *irqmap_info;
	struct virtchnl_vector_map *map;
	struct ice_vsi *vsi;
	int i;

	irqmap_info = (struct virtchnl_irq_map_info *)msg;
	num_q_vectors_mapped = irqmap_info->num_vectors;

	/* Check to make sure number of VF vectors mapped is not greater than
	 * number of VF vectors originally allocated, and check that
	 * there is actually at least a single VF queue vector mapped
	 */
	if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states) ||
	    vf->num_msix < num_q_vectors_mapped ||
	    !num_q_vectors_mapped) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	vsi = ice_get_vf_vsi(vf);
	if (!vsi) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	for (i = 0; i < num_q_vectors_mapped; i++) {
		struct ice_q_vector *q_vector;

		map = &irqmap_info->vecmap[i];

		vector_id = map->vector_id;
		vsi_id = map->vsi_id;
		/* vector_id is always 0-based for each VF, and can never be
		 * larger than or equal to the max allowed interrupts per VF
		 */
		if (!(vector_id < vf->num_msix) ||
		    !ice_vc_isvalid_vsi_id(vf, vsi_id) ||
		    (!vector_id && (map->rxq_map || map->txq_map))) {
			v_ret = VIRTCHNL_STATUS_ERR_PARAM;
			goto error_param;
		}

		/* No need to map VF miscellaneous or rogue vector */
		if (!vector_id)
			continue;

		/* Subtract non queue vector from vector_id passed by VF
		 * to get actual number of VSI queue vector array index
		 */
		q_vector = vsi->q_vectors[vector_id - ICE_NONQ_VECS_VF];
		if (!q_vector) {
			v_ret = VIRTCHNL_STATUS_ERR_PARAM;
			goto error_param;
		}

		/* lookout for the invalid queue index */
		v_ret = ice_cfg_interrupt(vf, vsi, map, q_vector);
		if (v_ret)
			goto error_param;
	}

error_param:
	/* send the response to the VF */
	return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_CONFIG_IRQ_MAP, v_ret,
				     NULL, 0);
}

/**
 * ice_vc_cfg_qs_msg
 * @vf: pointer to the VF info
 * @msg: pointer to the msg buffer
 *
 * called from the VF to configure the Rx/Tx queues
 */
static int ice_vc_cfg_qs_msg(struct ice_vf *vf, u8 *msg)
{
	struct virtchnl_vsi_queue_config_info *qci =
	    (struct virtchnl_vsi_queue_config_info *)msg;
	struct virtchnl_queue_pair_info *qpi;
	struct ice_pf *pf = vf->pf;
	struct ice_lag *lag;
	struct ice_vsi *vsi;
	u8 act_prt, pri_prt;
	int i = -1, q_idx;

	lag = pf->lag;
	mutex_lock(&pf->lag_mutex);
	act_prt = ICE_LAG_INVALID_PORT;
	pri_prt = pf->hw.port_info->lport;
	if (lag && lag->bonded && lag->primary) {
		act_prt = lag->active_port;
		if (act_prt != pri_prt && act_prt != ICE_LAG_INVALID_PORT &&
		    lag->upper_netdev)
			ice_lag_move_vf_nodes_cfg(lag, act_prt, pri_prt);
		else
			act_prt = ICE_LAG_INVALID_PORT;
	}

	if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states))
		goto error_param;

	if (!ice_vc_isvalid_vsi_id(vf, qci->vsi_id))
		goto error_param;

	vsi = ice_get_vf_vsi(vf);
	if (!vsi)
		goto error_param;

	if (qci->num_queue_pairs > ICE_MAX_RSS_QS_PER_VF ||
	    qci->num_queue_pairs > min_t(u16, vsi->alloc_txq, vsi->alloc_rxq)) {
		dev_err(ice_pf_to_dev(pf), "VF-%d requesting more than supported number of queues: %d\n",
			vf->vf_id, min_t(u16, vsi->alloc_txq, vsi->alloc_rxq));
		goto error_param;
	}

	for (i = 0; i < qci->num_queue_pairs; i++) {
		if (!qci->qpair[i].rxq.crc_disable)
			continue;

		if (!(vf->driver_caps & VIRTCHNL_VF_OFFLOAD_CRC) ||
		    vf->vlan_strip_ena)
			goto error_param;
	}

	for (i = 0; i < qci->num_queue_pairs; i++) {
		qpi = &qci->qpair[i];
		if (qpi->txq.vsi_id != qci->vsi_id ||
		    qpi->rxq.vsi_id != qci->vsi_id ||
		    qpi->rxq.queue_id != qpi->txq.queue_id ||
		    qpi->txq.headwb_enabled ||
		    !ice_vc_isvalid_ring_len(qpi->txq.ring_len) ||
		    !ice_vc_isvalid_ring_len(qpi->rxq.ring_len) ||
		    !ice_vc_isvalid_q_id(vsi, qpi->txq.queue_id)) {
			goto error_param;
		}

		q_idx = qpi->rxq.queue_id;

		/* make sure selected "q_idx" is in valid range of queues
		 * for selected "vsi"
		 */
		if (q_idx >= vsi->alloc_txq || q_idx >= vsi->alloc_rxq) {
			goto error_param;
		}

		/* copy Tx queue info from VF into VSI */
		if (qpi->txq.ring_len > 0) {
			vsi->tx_rings[i]->dma = qpi->txq.dma_ring_addr;
			vsi->tx_rings[i]->count = qpi->txq.ring_len;

			/* Disable any existing queue first */
			if (ice_vf_vsi_dis_single_txq(vf, vsi, q_idx))
				goto error_param;

			/* Configure a queue with the requested settings */
			if (ice_vsi_cfg_single_txq(vsi, vsi->tx_rings, q_idx)) {
				dev_warn(ice_pf_to_dev(pf), "VF-%d failed to configure TX queue %d\n",
					 vf->vf_id, i);
				goto error_param;
			}
		}

		/* copy Rx queue info from VF into VSI */
		if (qpi->rxq.ring_len > 0) {
			u16 max_frame_size = ice_vc_get_max_frame_size(vf);
			u32 rxdid;

			vsi->rx_rings[i]->dma = qpi->rxq.dma_ring_addr;
			vsi->rx_rings[i]->count = qpi->rxq.ring_len;

			if (qpi->rxq.crc_disable)
				vsi->rx_rings[q_idx]->flags |=
					ICE_RX_FLAGS_CRC_STRIP_DIS;
			else
				vsi->rx_rings[q_idx]->flags &=
					~ICE_RX_FLAGS_CRC_STRIP_DIS;

			if (qpi->rxq.databuffer_size != 0 &&
			    (qpi->rxq.databuffer_size > ((16 * 1024) - 128) ||
			     qpi->rxq.databuffer_size < 1024))
				goto error_param;
			vsi->rx_buf_len = qpi->rxq.databuffer_size;
			vsi->rx_rings[i]->rx_buf_len = vsi->rx_buf_len;
			if (qpi->rxq.max_pkt_size > max_frame_size ||
			    qpi->rxq.max_pkt_size < 64)
				goto error_param;

			vsi->max_frame = qpi->rxq.max_pkt_size;
			/* add space for the port VLAN since the VF driver is
			 * not expected to account for it in the MTU
			 * calculation
			 */
			if (ice_vf_is_port_vlan_ena(vf))
				vsi->max_frame += VLAN_HLEN;

			if (ice_vsi_cfg_single_rxq(vsi, q_idx)) {
				dev_warn(ice_pf_to_dev(pf), "VF-%d failed to configure RX queue %d\n",
					 vf->vf_id, i);
				goto error_param;
			}

			/* If Rx flex desc is supported, select RXDID for Rx
			 * queues. Otherwise, use legacy 32byte descriptor
			 * format. Legacy 16byte descriptor is not supported.
			 * If this RXDID is selected, return error.
			 */
			if (vf->driver_caps &
			    VIRTCHNL_VF_OFFLOAD_RX_FLEX_DESC) {
				rxdid = qpi->rxq.rxdid;
				if (!(BIT(rxdid) & pf->supported_rxdids))
					goto error_param;
			} else {
				rxdid = ICE_RXDID_LEGACY_1;
			}

			ice_write_qrxflxp_cntxt(&vsi->back->hw,
						vsi->rxq_map[q_idx],
						rxdid, 0x03, false);
		}
	}

	if (lag && lag->bonded && lag->primary &&
	    act_prt != ICE_LAG_INVALID_PORT)
		ice_lag_move_vf_nodes_cfg(lag, pri_prt, act_prt);
	mutex_unlock(&pf->lag_mutex);

	/* send the response to the VF */
	return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_CONFIG_VSI_QUEUES,
				     VIRTCHNL_STATUS_SUCCESS, NULL, 0);
error_param:
	/* disable whatever we can */
	for (; i >= 0; i--) {
		if (ice_vsi_ctrl_one_rx_ring(vsi, false, i, true))
			dev_err(ice_pf_to_dev(pf), "VF-%d could not disable RX queue %d\n",
				vf->vf_id, i);
		if (ice_vf_vsi_dis_single_txq(vf, vsi, i))
			dev_err(ice_pf_to_dev(pf), "VF-%d could not disable TX queue %d\n",
				vf->vf_id, i);
	}

	if (lag && lag->bonded && lag->primary &&
	    act_prt != ICE_LAG_INVALID_PORT)
		ice_lag_move_vf_nodes_cfg(lag, pri_prt, act_prt);
	mutex_unlock(&pf->lag_mutex);

	ice_lag_move_new_vf_nodes(vf);

	/* send the response to the VF */
	return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_CONFIG_VSI_QUEUES,
				     VIRTCHNL_STATUS_ERR_PARAM, NULL, 0);
}

/**
 * ice_can_vf_change_mac
 * @vf: pointer to the VF info
 *
 * Return true if the VF is allowed to change its MAC filters, false otherwise
 */
static bool ice_can_vf_change_mac(struct ice_vf *vf)
{
	/* If the VF MAC address has been set administratively (via the
	 * ndo_set_vf_mac command), then deny permission to the VF to
	 * add/delete unicast MAC addresses, unless the VF is trusted
	 */
	if (vf->pf_set_mac && !ice_is_vf_trusted(vf))
		return false;

	return true;
}

/**
 * ice_vc_ether_addr_type - get type of virtchnl_ether_addr
 * @vc_ether_addr: used to extract the type
 */
static u8
ice_vc_ether_addr_type(struct virtchnl_ether_addr *vc_ether_addr)
{
	return (vc_ether_addr->type & VIRTCHNL_ETHER_ADDR_TYPE_MASK);
}

/**
 * ice_is_vc_addr_legacy - check if the MAC address is from an older VF
 * @vc_ether_addr: VIRTCHNL structure that contains MAC and type
 */
static bool
ice_is_vc_addr_legacy(struct virtchnl_ether_addr *vc_ether_addr)
{
	u8 type = ice_vc_ether_addr_type(vc_ether_addr);

	return (type == VIRTCHNL_ETHER_ADDR_LEGACY);
}

/**
 * ice_is_vc_addr_primary - check if the MAC address is the VF's primary MAC
 * @vc_ether_addr: VIRTCHNL structure that contains MAC and type
 *
 * This function should only be called when the MAC address in
 * virtchnl_ether_addr is a valid unicast MAC
 */
static bool
ice_is_vc_addr_primary(struct virtchnl_ether_addr __maybe_unused *vc_ether_addr)
{
	u8 type = ice_vc_ether_addr_type(vc_ether_addr);

	return (type == VIRTCHNL_ETHER_ADDR_PRIMARY);
}

/**
 * ice_vfhw_mac_add - update the VF's cached hardware MAC if allowed
 * @vf: VF to update
 * @vc_ether_addr: structure from VIRTCHNL with MAC to add
 */
static void
ice_vfhw_mac_add(struct ice_vf *vf, struct virtchnl_ether_addr *vc_ether_addr)
{
	u8 *mac_addr = vc_ether_addr->addr;

	if (!is_valid_ether_addr(mac_addr))
		return;

	/* only allow legacy VF drivers to set the device and hardware MAC if it
	 * is zero and allow new VF drivers to set the hardware MAC if the type
	 * was correctly specified over VIRTCHNL
	 */
	if ((ice_is_vc_addr_legacy(vc_ether_addr) &&
	     is_zero_ether_addr(vf->hw_lan_addr)) ||
	    ice_is_vc_addr_primary(vc_ether_addr)) {
		ether_addr_copy(vf->dev_lan_addr, mac_addr);
		ether_addr_copy(vf->hw_lan_addr, mac_addr);
	}

	/* hardware and device MACs are already set, but its possible that the
	 * VF driver sent the VIRTCHNL_OP_ADD_ETH_ADDR message before the
	 * VIRTCHNL_OP_DEL_ETH_ADDR when trying to update its MAC, so save it
	 * away for the legacy VF driver case as it will be updated in the
	 * delete flow for this case
	 */
	if (ice_is_vc_addr_legacy(vc_ether_addr)) {
		ether_addr_copy(vf->legacy_last_added_umac.addr,
				mac_addr);
		vf->legacy_last_added_umac.time_modified = jiffies;
	}
}

/**
 * ice_vc_add_mac_addr - attempt to add the MAC address passed in
 * @vf: pointer to the VF info
 * @vsi: pointer to the VF's VSI
 * @vc_ether_addr: VIRTCHNL MAC address structure used to add MAC
 */
static int
ice_vc_add_mac_addr(struct ice_vf *vf, struct ice_vsi *vsi,
		    struct virtchnl_ether_addr *vc_ether_addr)
{
	struct device *dev = ice_pf_to_dev(vf->pf);
	u8 *mac_addr = vc_ether_addr->addr;
	int ret;

	/* device MAC already added */
	if (ether_addr_equal(mac_addr, vf->dev_lan_addr))
		return 0;

	if (is_unicast_ether_addr(mac_addr) && !ice_can_vf_change_mac(vf)) {
		dev_err(dev, "VF attempting to override administratively set MAC address, bring down and up the VF interface to resume normal operation\n");
		return -EPERM;
	}

	ret = ice_fltr_add_mac(vsi, mac_addr, ICE_FWD_TO_VSI);
	if (ret == -EEXIST) {
		dev_dbg(dev, "MAC %pM already exists for VF %d\n", mac_addr,
			vf->vf_id);
		/* don't return since we might need to update
		 * the primary MAC in ice_vfhw_mac_add() below
		 */
	} else if (ret) {
		dev_err(dev, "Failed to add MAC %pM for VF %d\n, error %d\n",
			mac_addr, vf->vf_id, ret);
		return ret;
	} else {
		vf->num_mac++;
	}

	ice_vfhw_mac_add(vf, vc_ether_addr);

	return ret;
}

/**
 * ice_is_legacy_umac_expired - check if last added legacy unicast MAC expired
 * @last_added_umac: structure used to check expiration
 */
static bool ice_is_legacy_umac_expired(struct ice_time_mac *last_added_umac)
{
#define ICE_LEGACY_VF_MAC_CHANGE_EXPIRE_TIME	msecs_to_jiffies(3000)
	return time_is_before_jiffies(last_added_umac->time_modified +
				      ICE_LEGACY_VF_MAC_CHANGE_EXPIRE_TIME);
}

/**
 * ice_update_legacy_cached_mac - update cached hardware MAC for legacy VF
 * @vf: VF to update
 * @vc_ether_addr: structure from VIRTCHNL with MAC to check
 *
 * only update cached hardware MAC for legacy VF drivers on delete
 * because we cannot guarantee order/type of MAC from the VF driver
 */
static void
ice_update_legacy_cached_mac(struct ice_vf *vf,
			     struct virtchnl_ether_addr *vc_ether_addr)
{
	if (!ice_is_vc_addr_legacy(vc_ether_addr) ||
	    ice_is_legacy_umac_expired(&vf->legacy_last_added_umac))
		return;

	ether_addr_copy(vf->dev_lan_addr, vf->legacy_last_added_umac.addr);
	ether_addr_copy(vf->hw_lan_addr, vf->legacy_last_added_umac.addr);
}

/**
 * ice_vfhw_mac_del - update the VF's cached hardware MAC if allowed
 * @vf: VF to update
 * @vc_ether_addr: structure from VIRTCHNL with MAC to delete
 */
static void
ice_vfhw_mac_del(struct ice_vf *vf, struct virtchnl_ether_addr *vc_ether_addr)
{
	u8 *mac_addr = vc_ether_addr->addr;

	if (!is_valid_ether_addr(mac_addr) ||
	    !ether_addr_equal(vf->dev_lan_addr, mac_addr))
		return;

	/* allow the device MAC to be repopulated in the add flow and don't
	 * clear the hardware MAC (i.e. hw_lan_addr) here as that is meant
	 * to be persistent on VM reboot and across driver unload/load, which
	 * won't work if we clear the hardware MAC here
	 */
	eth_zero_addr(vf->dev_lan_addr);

	ice_update_legacy_cached_mac(vf, vc_ether_addr);
}

/**
 * ice_vc_del_mac_addr - attempt to delete the MAC address passed in
 * @vf: pointer to the VF info
 * @vsi: pointer to the VF's VSI
 * @vc_ether_addr: VIRTCHNL MAC address structure used to delete MAC
 */
static int
ice_vc_del_mac_addr(struct ice_vf *vf, struct ice_vsi *vsi,
		    struct virtchnl_ether_addr *vc_ether_addr)
{
	struct device *dev = ice_pf_to_dev(vf->pf);
	u8 *mac_addr = vc_ether_addr->addr;
	int status;

	if (!ice_can_vf_change_mac(vf) &&
	    ether_addr_equal(vf->dev_lan_addr, mac_addr))
		return 0;

	status = ice_fltr_remove_mac(vsi, mac_addr, ICE_FWD_TO_VSI);
	if (status == -ENOENT) {
		dev_err(dev, "MAC %pM does not exist for VF %d\n", mac_addr,
			vf->vf_id);
		return -ENOENT;
	} else if (status) {
		dev_err(dev, "Failed to delete MAC %pM for VF %d, error %d\n",
			mac_addr, vf->vf_id, status);
		return -EIO;
	}

	ice_vfhw_mac_del(vf, vc_ether_addr);

	vf->num_mac--;

	return 0;
}

/**
 * ice_vc_handle_mac_addr_msg
 * @vf: pointer to the VF info
 * @msg: pointer to the msg buffer
 * @set: true if MAC filters are being set, false otherwise
 *
 * add guest MAC address filter
 */
static int
ice_vc_handle_mac_addr_msg(struct ice_vf *vf, u8 *msg, bool set)
{
	int (*ice_vc_cfg_mac)
		(struct ice_vf *vf, struct ice_vsi *vsi,
		 struct virtchnl_ether_addr *virtchnl_ether_addr);
	enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
	struct virtchnl_ether_addr_list *al =
	    (struct virtchnl_ether_addr_list *)msg;
	struct ice_pf *pf = vf->pf;
	enum virtchnl_ops vc_op;
	struct ice_vsi *vsi;
	int i;

	if (set) {
		vc_op = VIRTCHNL_OP_ADD_ETH_ADDR;
		ice_vc_cfg_mac = ice_vc_add_mac_addr;
	} else {
		vc_op = VIRTCHNL_OP_DEL_ETH_ADDR;
		ice_vc_cfg_mac = ice_vc_del_mac_addr;
	}

	if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states) ||
	    !ice_vc_isvalid_vsi_id(vf, al->vsi_id)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto handle_mac_exit;
	}

	/* If this VF is not privileged, then we can't add more than a
	 * limited number of addresses. Check to make sure that the
	 * additions do not push us over the limit.
	 */
	if (set && !ice_is_vf_trusted(vf) &&
	    (vf->num_mac + al->num_elements) > ICE_MAX_MACADDR_PER_VF) {
		dev_err(ice_pf_to_dev(pf), "Can't add more MAC addresses, because VF-%d is not trusted, switch the VF to trusted mode in order to add more functionalities\n",
			vf->vf_id);
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto handle_mac_exit;
	}

	vsi = ice_get_vf_vsi(vf);
	if (!vsi) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto handle_mac_exit;
	}

	for (i = 0; i < al->num_elements; i++) {
		u8 *mac_addr = al->list[i].addr;
		int result;

		if (is_broadcast_ether_addr(mac_addr) ||
		    is_zero_ether_addr(mac_addr))
			continue;

		result = ice_vc_cfg_mac(vf, vsi, &al->list[i]);
		if (result == -EEXIST || result == -ENOENT) {
			continue;
		} else if (result) {
			v_ret = VIRTCHNL_STATUS_ERR_ADMIN_QUEUE_ERROR;
			goto handle_mac_exit;
		}
	}

handle_mac_exit:
	/* send the response to the VF */
	return ice_vc_send_msg_to_vf(vf, vc_op, v_ret, NULL, 0);
}

/**
 * ice_vc_add_mac_addr_msg
 * @vf: pointer to the VF info
 * @msg: pointer to the msg buffer
 *
 * add guest MAC address filter
 */
static int ice_vc_add_mac_addr_msg(struct ice_vf *vf, u8 *msg)
{
	return ice_vc_handle_mac_addr_msg(vf, msg, true);
}

/**
 * ice_vc_del_mac_addr_msg
 * @vf: pointer to the VF info
 * @msg: pointer to the msg buffer
 *
 * remove guest MAC address filter
 */
static int ice_vc_del_mac_addr_msg(struct ice_vf *vf, u8 *msg)
{
	return ice_vc_handle_mac_addr_msg(vf, msg, false);
}

/**
 * ice_vc_request_qs_msg
 * @vf: pointer to the VF info
 * @msg: pointer to the msg buffer
 *
 * VFs get a default number of queues but can use this message to request a
 * different number. If the request is successful, PF will reset the VF and
 * return 0. If unsuccessful, PF will send message informing VF of number of
 * available queue pairs via virtchnl message response to VF.
 */
static int ice_vc_request_qs_msg(struct ice_vf *vf, u8 *msg)
{
	enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
	struct virtchnl_vf_res_request *vfres =
		(struct virtchnl_vf_res_request *)msg;
	u16 req_queues = vfres->num_queue_pairs;
	struct ice_pf *pf = vf->pf;
	u16 max_allowed_vf_queues;
	u16 tx_rx_queue_left;
	struct device *dev;
	u16 cur_queues;

	dev = ice_pf_to_dev(pf);
	if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	cur_queues = vf->num_vf_qs;
	tx_rx_queue_left = min_t(u16, ice_get_avail_txq_count(pf),
				 ice_get_avail_rxq_count(pf));
	max_allowed_vf_queues = tx_rx_queue_left + cur_queues;
	if (!req_queues) {
		dev_err(dev, "VF %d tried to request 0 queues. Ignoring.\n",
			vf->vf_id);
	} else if (req_queues > ICE_MAX_RSS_QS_PER_VF) {
		dev_err(dev, "VF %d tried to request more than %d queues.\n",
			vf->vf_id, ICE_MAX_RSS_QS_PER_VF);
		vfres->num_queue_pairs = ICE_MAX_RSS_QS_PER_VF;
	} else if (req_queues > cur_queues &&
		   req_queues - cur_queues > tx_rx_queue_left) {
		dev_warn(dev, "VF %d requested %u more queues, but only %u left.\n",
			 vf->vf_id, req_queues - cur_queues, tx_rx_queue_left);
		vfres->num_queue_pairs = min_t(u16, max_allowed_vf_queues,
					       ICE_MAX_RSS_QS_PER_VF);
	} else {
		/* request is successful, then reset VF */
		vf->num_req_qs = req_queues;
		ice_reset_vf(vf, ICE_VF_RESET_NOTIFY);
		dev_info(dev, "VF %d granted request of %u queues.\n",
			 vf->vf_id, req_queues);
		return 0;
	}

error_param:
	/* send the response to the VF */
	return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_REQUEST_QUEUES,
				     v_ret, (u8 *)vfres, sizeof(*vfres));
}

/**
 * ice_vf_vlan_offload_ena - determine if capabilities support VLAN offloads
 * @caps: VF driver negotiated capabilities
 *
 * Return true if VIRTCHNL_VF_OFFLOAD_VLAN capability is set, else return false
 */
static bool ice_vf_vlan_offload_ena(u32 caps)
{
	return !!(caps & VIRTCHNL_VF_OFFLOAD_VLAN);
}

/**
 * ice_is_vlan_promisc_allowed - check if VLAN promiscuous config is allowed
 * @vf: VF used to determine if VLAN promiscuous config is allowed
 */
static bool ice_is_vlan_promisc_allowed(struct ice_vf *vf)
{
	if ((test_bit(ICE_VF_STATE_UC_PROMISC, vf->vf_states) ||
	     test_bit(ICE_VF_STATE_MC_PROMISC, vf->vf_states)) &&
	    test_bit(ICE_FLAG_VF_TRUE_PROMISC_ENA, vf->pf->flags))
		return true;

	return false;
}

/**
 * ice_vf_ena_vlan_promisc - Enable Tx/Rx VLAN promiscuous for the VLAN
 * @vsi: VF's VSI used to enable VLAN promiscuous mode
 * @vlan: VLAN used to enable VLAN promiscuous
 *
 * This function should only be called if VLAN promiscuous mode is allowed,
 * which can be determined via ice_is_vlan_promisc_allowed().
 */
static int ice_vf_ena_vlan_promisc(struct ice_vsi *vsi, struct ice_vlan *vlan)
{
	u8 promisc_m = ICE_PROMISC_VLAN_TX | ICE_PROMISC_VLAN_RX;
	int status;

	status = ice_fltr_set_vsi_promisc(&vsi->back->hw, vsi->idx, promisc_m,
					  vlan->vid);
	if (status && status != -EEXIST)
		return status;

	return 0;
}

/**
 * ice_vf_dis_vlan_promisc - Disable Tx/Rx VLAN promiscuous for the VLAN
 * @vsi: VF's VSI used to disable VLAN promiscuous mode for
 * @vlan: VLAN used to disable VLAN promiscuous
 *
 * This function should only be called if VLAN promiscuous mode is allowed,
 * which can be determined via ice_is_vlan_promisc_allowed().
 */
static int ice_vf_dis_vlan_promisc(struct ice_vsi *vsi, struct ice_vlan *vlan)
{
	u8 promisc_m = ICE_PROMISC_VLAN_TX | ICE_PROMISC_VLAN_RX;
	int status;

	status = ice_fltr_clear_vsi_promisc(&vsi->back->hw, vsi->idx, promisc_m,
					    vlan->vid);
	if (status && status != -ENOENT)
		return status;

	return 0;
}

/**
 * ice_vf_has_max_vlans - check if VF already has the max allowed VLAN filters
 * @vf: VF to check against
 * @vsi: VF's VSI
 *
 * If the VF is trusted then the VF is allowed to add as many VLANs as it
 * wants to, so return false.
 *
 * When the VF is untrusted compare the number of non-zero VLANs + 1 to the max
 * allowed VLANs for an untrusted VF. Return the result of this comparison.
 */
static bool ice_vf_has_max_vlans(struct ice_vf *vf, struct ice_vsi *vsi)
{
	if (ice_is_vf_trusted(vf))
		return false;

#define ICE_VF_ADDED_VLAN_ZERO_FLTRS	1
	return ((ice_vsi_num_non_zero_vlans(vsi) +
		ICE_VF_ADDED_VLAN_ZERO_FLTRS) >= ICE_MAX_VLAN_PER_VF);
}

/**
 * ice_vc_process_vlan_msg
 * @vf: pointer to the VF info
 * @msg: pointer to the msg buffer
 * @add_v: Add VLAN if true, otherwise delete VLAN
 *
 * Process virtchnl op to add or remove programmed guest VLAN ID
 */
static int ice_vc_process_vlan_msg(struct ice_vf *vf, u8 *msg, bool add_v)
{
	enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
	struct virtchnl_vlan_filter_list *vfl =
	    (struct virtchnl_vlan_filter_list *)msg;
	struct ice_pf *pf = vf->pf;
	bool vlan_promisc = false;
	struct ice_vsi *vsi;
	struct device *dev;
	int status = 0;
	int i;

	dev = ice_pf_to_dev(pf);
	if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (!ice_vf_vlan_offload_ena(vf->driver_caps)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (!ice_vc_isvalid_vsi_id(vf, vfl->vsi_id)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	for (i = 0; i < vfl->num_elements; i++) {
		if (vfl->vlan_id[i] >= VLAN_N_VID) {
			v_ret = VIRTCHNL_STATUS_ERR_PARAM;
			dev_err(dev, "invalid VF VLAN id %d\n",
				vfl->vlan_id[i]);
			goto error_param;
		}
	}

	vsi = ice_get_vf_vsi(vf);
	if (!vsi) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (add_v && ice_vf_has_max_vlans(vf, vsi)) {
		dev_info(dev, "VF-%d is not trusted, switch the VF to trusted mode, in order to add more VLAN addresses\n",
			 vf->vf_id);
		/* There is no need to let VF know about being not trusted,
		 * so we can just return success message here
		 */
		goto error_param;
	}

	/* in DVM a VF can add/delete inner VLAN filters when
	 * VIRTCHNL_VF_OFFLOAD_VLAN is negotiated, so only reject in SVM
	 */
	if (ice_vf_is_port_vlan_ena(vf) && !ice_is_dvm_ena(&pf->hw)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	/* in DVM VLAN promiscuous is based on the outer VLAN, which would be
	 * the port VLAN if VIRTCHNL_VF_OFFLOAD_VLAN was negotiated, so only
	 * allow vlan_promisc = true in SVM and if no port VLAN is configured
	 */
	vlan_promisc = ice_is_vlan_promisc_allowed(vf) &&
		!ice_is_dvm_ena(&pf->hw) &&
		!ice_vf_is_port_vlan_ena(vf);

	if (add_v) {
		for (i = 0; i < vfl->num_elements; i++) {
			u16 vid = vfl->vlan_id[i];
			struct ice_vlan vlan;

			if (ice_vf_has_max_vlans(vf, vsi)) {
				dev_info(dev, "VF-%d is not trusted, switch the VF to trusted mode, in order to add more VLAN addresses\n",
					 vf->vf_id);
				/* There is no need to let VF know about being
				 * not trusted, so we can just return success
				 * message here as well.
				 */
				goto error_param;
			}

			/* we add VLAN 0 by default for each VF so we can enable
			 * Tx VLAN anti-spoof without triggering MDD events so
			 * we don't need to add it again here
			 */
			if (!vid)
				continue;

			vlan = ICE_VLAN(ETH_P_8021Q, vid, 0);
			status = vsi->inner_vlan_ops.add_vlan(vsi, &vlan);
			if (status) {
				v_ret = VIRTCHNL_STATUS_ERR_PARAM;
				goto error_param;
			}

			/* Enable VLAN filtering on first non-zero VLAN */
			if (!vlan_promisc && vid && !ice_is_dvm_ena(&pf->hw)) {
				if (vf->spoofchk) {
					status = vsi->inner_vlan_ops.ena_tx_filtering(vsi);
					if (status) {
						v_ret = VIRTCHNL_STATUS_ERR_PARAM;
						dev_err(dev, "Enable VLAN anti-spoofing on VLAN ID: %d failed error-%d\n",
							vid, status);
						goto error_param;
					}
				}
				if (vsi->inner_vlan_ops.ena_rx_filtering(vsi)) {
					v_ret = VIRTCHNL_STATUS_ERR_PARAM;
					dev_err(dev, "Enable VLAN pruning on VLAN ID: %d failed error-%d\n",
						vid, status);
					goto error_param;
				}
			} else if (vlan_promisc) {
				status = ice_vf_ena_vlan_promisc(vsi, &vlan);
				if (status) {
					v_ret = VIRTCHNL_STATUS_ERR_PARAM;
					dev_err(dev, "Enable Unicast/multicast promiscuous mode on VLAN ID:%d failed error-%d\n",
						vid, status);
				}
			}
		}
	} else {
		/* In case of non_trusted VF, number of VLAN elements passed
		 * to PF for removal might be greater than number of VLANs
		 * filter programmed for that VF - So, use actual number of
		 * VLANS added earlier with add VLAN opcode. In order to avoid
		 * removing VLAN that doesn't exist, which result to sending
		 * erroneous failed message back to the VF
		 */
		int num_vf_vlan;

		num_vf_vlan = vsi->num_vlan;
		for (i = 0; i < vfl->num_elements && i < num_vf_vlan; i++) {
			u16 vid = vfl->vlan_id[i];
			struct ice_vlan vlan;

			/* we add VLAN 0 by default for each VF so we can enable
			 * Tx VLAN anti-spoof without triggering MDD events so
			 * we don't want a VIRTCHNL request to remove it
			 */
			if (!vid)
				continue;

			vlan = ICE_VLAN(ETH_P_8021Q, vid, 0);
			status = vsi->inner_vlan_ops.del_vlan(vsi, &vlan);
			if (status) {
				v_ret = VIRTCHNL_STATUS_ERR_PARAM;
				goto error_param;
			}

			/* Disable VLAN filtering when only VLAN 0 is left */
			if (!ice_vsi_has_non_zero_vlans(vsi)) {
				vsi->inner_vlan_ops.dis_tx_filtering(vsi);
				vsi->inner_vlan_ops.dis_rx_filtering(vsi);
			}

			if (vlan_promisc)
				ice_vf_dis_vlan_promisc(vsi, &vlan);
		}
	}

error_param:
	/* send the response to the VF */
	if (add_v)
		return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_ADD_VLAN, v_ret,
					     NULL, 0);
	else
		return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_DEL_VLAN, v_ret,
					     NULL, 0);
}

/**
 * ice_vc_add_vlan_msg
 * @vf: pointer to the VF info
 * @msg: pointer to the msg buffer
 *
 * Add and program guest VLAN ID
 */
static int ice_vc_add_vlan_msg(struct ice_vf *vf, u8 *msg)
{
	return ice_vc_process_vlan_msg(vf, msg, true);
}

/**
 * ice_vc_remove_vlan_msg
 * @vf: pointer to the VF info
 * @msg: pointer to the msg buffer
 *
 * remove programmed guest VLAN ID
 */
static int ice_vc_remove_vlan_msg(struct ice_vf *vf, u8 *msg)
{
	return ice_vc_process_vlan_msg(vf, msg, false);
}

/**
 * ice_vsi_is_rxq_crc_strip_dis - check if Rx queue CRC strip is disabled or not
 * @vsi: pointer to the VF VSI info
 */
static bool ice_vsi_is_rxq_crc_strip_dis(struct ice_vsi *vsi)
{
	unsigned int i;

	ice_for_each_alloc_rxq(vsi, i)
		if (vsi->rx_rings[i]->flags & ICE_RX_FLAGS_CRC_STRIP_DIS)
			return true;

	return false;
}

/**
 * ice_vc_ena_vlan_stripping
 * @vf: pointer to the VF info
 *
 * Enable VLAN header stripping for a given VF
 */
static int ice_vc_ena_vlan_stripping(struct ice_vf *vf)
{
	enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
	struct ice_vsi *vsi;

	if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (!ice_vf_vlan_offload_ena(vf->driver_caps)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	vsi = ice_get_vf_vsi(vf);
	if (!vsi) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (vsi->inner_vlan_ops.ena_stripping(vsi, ETH_P_8021Q))
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
	else
		vf->vlan_strip_ena |= ICE_INNER_VLAN_STRIP_ENA;

error_param:
	return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_ENABLE_VLAN_STRIPPING,
				     v_ret, NULL, 0);
}

/**
 * ice_vc_dis_vlan_stripping
 * @vf: pointer to the VF info
 *
 * Disable VLAN header stripping for a given VF
 */
static int ice_vc_dis_vlan_stripping(struct ice_vf *vf)
{
	enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
	struct ice_vsi *vsi;

	if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (!ice_vf_vlan_offload_ena(vf->driver_caps)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	vsi = ice_get_vf_vsi(vf);
	if (!vsi) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto error_param;
	}

	if (vsi->inner_vlan_ops.dis_stripping(vsi))
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
	else
		vf->vlan_strip_ena &= ~ICE_INNER_VLAN_STRIP_ENA;

error_param:
	return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_DISABLE_VLAN_STRIPPING,
				     v_ret, NULL, 0);
}

/**
 * ice_vc_get_rss_hena - return the RSS HENA bits allowed by the hardware
 * @vf: pointer to the VF info
 */
static int ice_vc_get_rss_hena(struct ice_vf *vf)
{
	enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
	struct virtchnl_rss_hena *vrh = NULL;
	int len = 0, ret;

	if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto err;
	}

	if (!test_bit(ICE_FLAG_RSS_ENA, vf->pf->flags)) {
		dev_err(ice_pf_to_dev(vf->pf), "RSS not supported by PF\n");
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto err;
	}

	len = sizeof(struct virtchnl_rss_hena);
	vrh = kzalloc(len, GFP_KERNEL);
	if (!vrh) {
		v_ret = VIRTCHNL_STATUS_ERR_NO_MEMORY;
		len = 0;
		goto err;
	}

	vrh->hena = ICE_DEFAULT_RSS_HENA;
err:
	/* send the response back to the VF */
	ret = ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_GET_RSS_HENA_CAPS, v_ret,
				    (u8 *)vrh, len);
	kfree(vrh);
	return ret;
}

/**
 * ice_vc_set_rss_hena - set RSS HENA bits for the VF
 * @vf: pointer to the VF info
 * @msg: pointer to the msg buffer
 */
static int ice_vc_set_rss_hena(struct ice_vf *vf, u8 *msg)
{
	struct virtchnl_rss_hena *vrh = (struct virtchnl_rss_hena *)msg;
	enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
	struct ice_pf *pf = vf->pf;
	struct ice_vsi *vsi;
	struct device *dev;
	int status;

	dev = ice_pf_to_dev(pf);

	if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto err;
	}

	if (!test_bit(ICE_FLAG_RSS_ENA, pf->flags)) {
		dev_err(dev, "RSS not supported by PF\n");
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto err;
	}

	vsi = ice_get_vf_vsi(vf);
	if (!vsi) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto err;
	}

	/* clear all previously programmed RSS configuration to allow VF drivers
	 * the ability to customize the RSS configuration and/or completely
	 * disable RSS
	 */
	status = ice_rem_vsi_rss_cfg(&pf->hw, vsi->idx);
	if (status && !vrh->hena) {
		/* only report failure to clear the current RSS configuration if
		 * that was clearly the VF's intention (i.e. vrh->hena = 0)
		 */
		v_ret = ice_err_to_virt_err(status);
		goto err;
	} else if (status) {
		/* allow the VF to update the RSS configuration even on failure
		 * to clear the current RSS confguration in an attempt to keep
		 * RSS in a working state
		 */
		dev_warn(dev, "Failed to clear the RSS configuration for VF %u\n",
			 vf->vf_id);
	}

	if (vrh->hena) {
		status = ice_add_avf_rss_cfg(&pf->hw, vsi, vrh->hena);
		v_ret = ice_err_to_virt_err(status);
	}

	/* send the response to the VF */
err:
	return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_SET_RSS_HENA, v_ret,
				     NULL, 0);
}

/**
 * ice_vc_query_rxdid - query RXDID supported by DDP package
 * @vf: pointer to VF info
 *
 * Called from VF to query a bitmap of supported flexible
 * descriptor RXDIDs of a DDP package.
 */
static int ice_vc_query_rxdid(struct ice_vf *vf)
{
	enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
	struct virtchnl_supported_rxdids *rxdid = NULL;
	struct ice_hw *hw = &vf->pf->hw;
	struct ice_pf *pf = vf->pf;
	int len = 0;
	int ret, i;
	u32 regval;

	if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto err;
	}

	if (!(vf->driver_caps & VIRTCHNL_VF_OFFLOAD_RX_FLEX_DESC)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto err;
	}

	len = sizeof(struct virtchnl_supported_rxdids);
	rxdid = kzalloc(len, GFP_KERNEL);
	if (!rxdid) {
		v_ret = VIRTCHNL_STATUS_ERR_NO_MEMORY;
		len = 0;
		goto err;
	}

	/* RXDIDs supported by DDP package can be read from the register
	 * to get the supported RXDID bitmap. But the legacy 32byte RXDID
	 * is not listed in DDP package, add it in the bitmap manually.
	 * Legacy 16byte descriptor is not supported.
	 */
	rxdid->supported_rxdids |= BIT(ICE_RXDID_LEGACY_1);

	for (i = ICE_RXDID_FLEX_NIC; i < ICE_FLEX_DESC_RXDID_MAX_NUM; i++) {
		regval = rd32(hw, GLFLXP_RXDID_FLAGS(i, 0));
		if ((regval >> GLFLXP_RXDID_FLAGS_FLEXIFLAG_4N_S)
			& GLFLXP_RXDID_FLAGS_FLEXIFLAG_4N_M)
			rxdid->supported_rxdids |= BIT(i);
	}

	pf->supported_rxdids = rxdid->supported_rxdids;

err:
	ret = ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_GET_SUPPORTED_RXDIDS,
				    v_ret, (u8 *)rxdid, len);
	kfree(rxdid);
	return ret;
}

/**
 * ice_vf_init_vlan_stripping - enable/disable VLAN stripping on initialization
 * @vf: VF to enable/disable VLAN stripping for on initialization
 *
 * Set the default for VLAN stripping based on whether a port VLAN is configured
 * and the current VLAN mode of the device.
 */
static int ice_vf_init_vlan_stripping(struct ice_vf *vf)
{
	struct ice_vsi *vsi = ice_get_vf_vsi(vf);

	vf->vlan_strip_ena = 0;

	if (!vsi)
		return -EINVAL;

	/* don't modify stripping if port VLAN is configured in SVM since the
	 * port VLAN is based on the inner/single VLAN in SVM
	 */
	if (ice_vf_is_port_vlan_ena(vf) && !ice_is_dvm_ena(&vsi->back->hw))
		return 0;

	if (ice_vf_vlan_offload_ena(vf->driver_caps)) {
		int err;

		err = vsi->inner_vlan_ops.ena_stripping(vsi, ETH_P_8021Q);
		if (!err)
			vf->vlan_strip_ena |= ICE_INNER_VLAN_STRIP_ENA;
		return err;
	}

	return vsi->inner_vlan_ops.dis_stripping(vsi);
}

static u16 ice_vc_get_max_vlan_fltrs(struct ice_vf *vf)
{
	if (vf->trusted)
		return VLAN_N_VID;
	else
		return ICE_MAX_VLAN_PER_VF;
}

/**
 * ice_vf_outer_vlan_not_allowed - check if outer VLAN can be used
 * @vf: VF that being checked for
 *
 * When the device is in double VLAN mode, check whether or not the outer VLAN
 * is allowed.
 */
static bool ice_vf_outer_vlan_not_allowed(struct ice_vf *vf)
{
	if (ice_vf_is_port_vlan_ena(vf))
		return true;

	return false;
}

/**
 * ice_vc_set_dvm_caps - set VLAN capabilities when the device is in DVM
 * @vf: VF that capabilities are being set for
 * @caps: VLAN capabilities to populate
 *
 * Determine VLAN capabilities support based on whether a port VLAN is
 * configured. If a port VLAN is configured then the VF should use the inner
 * filtering/offload capabilities since the port VLAN is using the outer VLAN
 * capabilies.
 */
static void
ice_vc_set_dvm_caps(struct ice_vf *vf, struct virtchnl_vlan_caps *caps)
{
	struct virtchnl_vlan_supported_caps *supported_caps;

	if (ice_vf_outer_vlan_not_allowed(vf)) {
		/* until support for inner VLAN filtering is added when a port
		 * VLAN is configured, only support software offloaded inner
		 * VLANs when a port VLAN is confgured in DVM
		 */
		supported_caps = &caps->filtering.filtering_support;
		supported_caps->inner = VIRTCHNL_VLAN_UNSUPPORTED;

		supported_caps = &caps->offloads.stripping_support;
		supported_caps->inner = VIRTCHNL_VLAN_ETHERTYPE_8100 |
					VIRTCHNL_VLAN_TOGGLE |
					VIRTCHNL_VLAN_TAG_LOCATION_L2TAG1;
		supported_caps->outer = VIRTCHNL_VLAN_UNSUPPORTED;

		supported_caps = &caps->offloads.insertion_support;
		supported_caps->inner = VIRTCHNL_VLAN_ETHERTYPE_8100 |
					VIRTCHNL_VLAN_TOGGLE |
					VIRTCHNL_VLAN_TAG_LOCATION_L2TAG1;
		supported_caps->outer = VIRTCHNL_VLAN_UNSUPPORTED;

		caps->offloads.ethertype_init = VIRTCHNL_VLAN_ETHERTYPE_8100;
		caps->offloads.ethertype_match =
			VIRTCHNL_ETHERTYPE_STRIPPING_MATCHES_INSERTION;
	} else {
		supported_caps = &caps->filtering.filtering_support;
		supported_caps->inner = VIRTCHNL_VLAN_UNSUPPORTED;
		supported_caps->outer = VIRTCHNL_VLAN_ETHERTYPE_8100 |
					VIRTCHNL_VLAN_ETHERTYPE_88A8 |
					VIRTCHNL_VLAN_ETHERTYPE_9100 |
					VIRTCHNL_VLAN_ETHERTYPE_AND;
		caps->filtering.ethertype_init = VIRTCHNL_VLAN_ETHERTYPE_8100 |
						 VIRTCHNL_VLAN_ETHERTYPE_88A8 |
						 VIRTCHNL_VLAN_ETHERTYPE_9100;

		supported_caps = &caps->offloads.stripping_support;
		supported_caps->inner = VIRTCHNL_VLAN_TOGGLE |
					VIRTCHNL_VLAN_ETHERTYPE_8100 |
					VIRTCHNL_VLAN_TAG_LOCATION_L2TAG1;
		supported_caps->outer = VIRTCHNL_VLAN_TOGGLE |
					VIRTCHNL_VLAN_ETHERTYPE_8100 |
					VIRTCHNL_VLAN_ETHERTYPE_88A8 |
					VIRTCHNL_VLAN_ETHERTYPE_9100 |
					VIRTCHNL_VLAN_ETHERTYPE_XOR |
					VIRTCHNL_VLAN_TAG_LOCATION_L2TAG2_2;

		supported_caps = &caps->offloads.insertion_support;
		supported_caps->inner = VIRTCHNL_VLAN_TOGGLE |
					VIRTCHNL_VLAN_ETHERTYPE_8100 |
					VIRTCHNL_VLAN_TAG_LOCATION_L2TAG1;
		supported_caps->outer = VIRTCHNL_VLAN_TOGGLE |
					VIRTCHNL_VLAN_ETHERTYPE_8100 |
					VIRTCHNL_VLAN_ETHERTYPE_88A8 |
					VIRTCHNL_VLAN_ETHERTYPE_9100 |
					VIRTCHNL_VLAN_ETHERTYPE_XOR |
					VIRTCHNL_VLAN_TAG_LOCATION_L2TAG2;

		caps->offloads.ethertype_init = VIRTCHNL_VLAN_ETHERTYPE_8100;

		caps->offloads.ethertype_match =
			VIRTCHNL_ETHERTYPE_STRIPPING_MATCHES_INSERTION;
	}

	caps->filtering.max_filters = ice_vc_get_max_vlan_fltrs(vf);
}

/**
 * ice_vc_set_svm_caps - set VLAN capabilities when the device is in SVM
 * @vf: VF that capabilities are being set for
 * @caps: VLAN capabilities to populate
 *
 * Determine VLAN capabilities support based on whether a port VLAN is
 * configured. If a port VLAN is configured then the VF does not have any VLAN
 * filtering or offload capabilities since the port VLAN is using the inner VLAN
 * capabilities in single VLAN mode (SVM). Otherwise allow the VF to use inner
 * VLAN fitlering and offload capabilities.
 */
static void
ice_vc_set_svm_caps(struct ice_vf *vf, struct virtchnl_vlan_caps *caps)
{
	struct virtchnl_vlan_supported_caps *supported_caps;

	if (ice_vf_is_port_vlan_ena(vf)) {
		supported_caps = &caps->filtering.filtering_support;
		supported_caps->inner = VIRTCHNL_VLAN_UNSUPPORTED;
		supported_caps->outer = VIRTCHNL_VLAN_UNSUPPORTED;

		supported_caps = &caps->offloads.stripping_support;
		supported_caps->inner = VIRTCHNL_VLAN_UNSUPPORTED;
		supported_caps->outer = VIRTCHNL_VLAN_UNSUPPORTED;

		supported_caps = &caps->offloads.insertion_support;
		supported_caps->inner = VIRTCHNL_VLAN_UNSUPPORTED;
		supported_caps->outer = VIRTCHNL_VLAN_UNSUPPORTED;

		caps->offloads.ethertype_init = VIRTCHNL_VLAN_UNSUPPORTED;
		caps->offloads.ethertype_match = VIRTCHNL_VLAN_UNSUPPORTED;
		caps->filtering.max_filters = 0;
	} else {
		supported_caps = &caps->filtering.filtering_support;
		supported_caps->inner = VIRTCHNL_VLAN_ETHERTYPE_8100;
		supported_caps->outer = VIRTCHNL_VLAN_UNSUPPORTED;
		caps->filtering.ethertype_init = VIRTCHNL_VLAN_ETHERTYPE_8100;

		supported_caps = &caps->offloads.stripping_support;
		supported_caps->inner = VIRTCHNL_VLAN_ETHERTYPE_8100 |
					VIRTCHNL_VLAN_TOGGLE |
					VIRTCHNL_VLAN_TAG_LOCATION_L2TAG1;
		supported_caps->outer = VIRTCHNL_VLAN_UNSUPPORTED;

		supported_caps = &caps->offloads.insertion_support;
		supported_caps->inner = VIRTCHNL_VLAN_ETHERTYPE_8100 |
					VIRTCHNL_VLAN_TOGGLE |
					VIRTCHNL_VLAN_TAG_LOCATION_L2TAG1;
		supported_caps->outer = VIRTCHNL_VLAN_UNSUPPORTED;

		caps->offloads.ethertype_init = VIRTCHNL_VLAN_ETHERTYPE_8100;
		caps->offloads.ethertype_match =
			VIRTCHNL_ETHERTYPE_STRIPPING_MATCHES_INSERTION;
		caps->filtering.max_filters = ice_vc_get_max_vlan_fltrs(vf);
	}
}

/**
 * ice_vc_get_offload_vlan_v2_caps - determine VF's VLAN capabilities
 * @vf: VF to determine VLAN capabilities for
 *
 * This will only be called if the VF and PF successfully negotiated
 * VIRTCHNL_VF_OFFLOAD_VLAN_V2.
 *
 * Set VLAN capabilities based on the current VLAN mode and whether a port VLAN
 * is configured or not.
 */
static int ice_vc_get_offload_vlan_v2_caps(struct ice_vf *vf)
{
	enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
	struct virtchnl_vlan_caps *caps = NULL;
	int err, len = 0;

	if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	caps = kzalloc(sizeof(*caps), GFP_KERNEL);
	if (!caps) {
		v_ret = VIRTCHNL_STATUS_ERR_NO_MEMORY;
		goto out;
	}
	len = sizeof(*caps);

	if (ice_is_dvm_ena(&vf->pf->hw))
		ice_vc_set_dvm_caps(vf, caps);
	else
		ice_vc_set_svm_caps(vf, caps);

	/* store negotiated caps to prevent invalid VF messages */
	memcpy(&vf->vlan_v2_caps, caps, sizeof(*caps));

out:
	err = ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_GET_OFFLOAD_VLAN_V2_CAPS,
				    v_ret, (u8 *)caps, len);
	kfree(caps);
	return err;
}

/**
 * ice_vc_validate_vlan_tpid - validate VLAN TPID
 * @filtering_caps: negotiated/supported VLAN filtering capabilities
 * @tpid: VLAN TPID used for validation
 *
 * Convert the VLAN TPID to a VIRTCHNL_VLAN_ETHERTYPE_* and then compare against
 * the negotiated/supported filtering caps to see if the VLAN TPID is valid.
 */
static bool ice_vc_validate_vlan_tpid(u16 filtering_caps, u16 tpid)
{
	enum virtchnl_vlan_support vlan_ethertype = VIRTCHNL_VLAN_UNSUPPORTED;

	switch (tpid) {
	case ETH_P_8021Q:
		vlan_ethertype = VIRTCHNL_VLAN_ETHERTYPE_8100;
		break;
	case ETH_P_8021AD:
		vlan_ethertype = VIRTCHNL_VLAN_ETHERTYPE_88A8;
		break;
	case ETH_P_QINQ1:
		vlan_ethertype = VIRTCHNL_VLAN_ETHERTYPE_9100;
		break;
	}

	if (!(filtering_caps & vlan_ethertype))
		return false;

	return true;
}

/**
 * ice_vc_is_valid_vlan - validate the virtchnl_vlan
 * @vc_vlan: virtchnl_vlan to validate
 *
 * If the VLAN TCI and VLAN TPID are 0, then this filter is invalid, so return
 * false. Otherwise return true.
 */
static bool ice_vc_is_valid_vlan(struct virtchnl_vlan *vc_vlan)
{
	if (!vc_vlan->tci || !vc_vlan->tpid)
		return false;

	return true;
}

/**
 * ice_vc_validate_vlan_filter_list - validate the filter list from the VF
 * @vfc: negotiated/supported VLAN filtering capabilities
 * @vfl: VLAN filter list from VF to validate
 *
 * Validate all of the filters in the VLAN filter list from the VF. If any of
 * the checks fail then return false. Otherwise return true.
 */
static bool
ice_vc_validate_vlan_filter_list(struct virtchnl_vlan_filtering_caps *vfc,
				 struct virtchnl_vlan_filter_list_v2 *vfl)
{
	u16 i;

	if (!vfl->num_elements)
		return false;

	for (i = 0; i < vfl->num_elements; i++) {
		struct virtchnl_vlan_supported_caps *filtering_support =
			&vfc->filtering_support;
		struct virtchnl_vlan_filter *vlan_fltr = &vfl->filters[i];
		struct virtchnl_vlan *outer = &vlan_fltr->outer;
		struct virtchnl_vlan *inner = &vlan_fltr->inner;

		if ((ice_vc_is_valid_vlan(outer) &&
		     filtering_support->outer == VIRTCHNL_VLAN_UNSUPPORTED) ||
		    (ice_vc_is_valid_vlan(inner) &&
		     filtering_support->inner == VIRTCHNL_VLAN_UNSUPPORTED))
			return false;

		if ((outer->tci_mask &&
		     !(filtering_support->outer & VIRTCHNL_VLAN_FILTER_MASK)) ||
		    (inner->tci_mask &&
		     !(filtering_support->inner & VIRTCHNL_VLAN_FILTER_MASK)))
			return false;

		if (((outer->tci & VLAN_PRIO_MASK) &&
		     !(filtering_support->outer & VIRTCHNL_VLAN_PRIO)) ||
		    ((inner->tci & VLAN_PRIO_MASK) &&
		     !(filtering_support->inner & VIRTCHNL_VLAN_PRIO)))
			return false;

		if ((ice_vc_is_valid_vlan(outer) &&
		     !ice_vc_validate_vlan_tpid(filtering_support->outer,
						outer->tpid)) ||
		    (ice_vc_is_valid_vlan(inner) &&
		     !ice_vc_validate_vlan_tpid(filtering_support->inner,
						inner->tpid)))
			return false;
	}

	return true;
}

/**
 * ice_vc_to_vlan - transform from struct virtchnl_vlan to struct ice_vlan
 * @vc_vlan: struct virtchnl_vlan to transform
 */
static struct ice_vlan ice_vc_to_vlan(struct virtchnl_vlan *vc_vlan)
{
	struct ice_vlan vlan = { 0 };

	vlan.prio = FIELD_GET(VLAN_PRIO_MASK, vc_vlan->tci);
	vlan.vid = vc_vlan->tci & VLAN_VID_MASK;
	vlan.tpid = vc_vlan->tpid;

	return vlan;
}

/**
 * ice_vc_vlan_action - action to perform on the virthcnl_vlan
 * @vsi: VF's VSI used to perform the action
 * @vlan_action: function to perform the action with (i.e. add/del)
 * @vlan: VLAN filter to perform the action with
 */
static int
ice_vc_vlan_action(struct ice_vsi *vsi,
		   int (*vlan_action)(struct ice_vsi *, struct ice_vlan *),
		   struct ice_vlan *vlan)
{
	int err;

	err = vlan_action(vsi, vlan);
	if (err)
		return err;

	return 0;
}

/**
 * ice_vc_del_vlans - delete VLAN(s) from the virtchnl filter list
 * @vf: VF used to delete the VLAN(s)
 * @vsi: VF's VSI used to delete the VLAN(s)
 * @vfl: virthchnl filter list used to delete the filters
 */
static int
ice_vc_del_vlans(struct ice_vf *vf, struct ice_vsi *vsi,
		 struct virtchnl_vlan_filter_list_v2 *vfl)
{
	bool vlan_promisc = ice_is_vlan_promisc_allowed(vf);
	int err;
	u16 i;

	for (i = 0; i < vfl->num_elements; i++) {
		struct virtchnl_vlan_filter *vlan_fltr = &vfl->filters[i];
		struct virtchnl_vlan *vc_vlan;

		vc_vlan = &vlan_fltr->outer;
		if (ice_vc_is_valid_vlan(vc_vlan)) {
			struct ice_vlan vlan = ice_vc_to_vlan(vc_vlan);

			err = ice_vc_vlan_action(vsi,
						 vsi->outer_vlan_ops.del_vlan,
						 &vlan);
			if (err)
				return err;

			if (vlan_promisc)
				ice_vf_dis_vlan_promisc(vsi, &vlan);

			/* Disable VLAN filtering when only VLAN 0 is left */
			if (!ice_vsi_has_non_zero_vlans(vsi) && ice_is_dvm_ena(&vsi->back->hw)) {
				err = vsi->outer_vlan_ops.dis_tx_filtering(vsi);
				if (err)
					return err;
			}
		}

		vc_vlan = &vlan_fltr->inner;
		if (ice_vc_is_valid_vlan(vc_vlan)) {
			struct ice_vlan vlan = ice_vc_to_vlan(vc_vlan);

			err = ice_vc_vlan_action(vsi,
						 vsi->inner_vlan_ops.del_vlan,
						 &vlan);
			if (err)
				return err;

			/* no support for VLAN promiscuous on inner VLAN unless
			 * we are in Single VLAN Mode (SVM)
			 */
			if (!ice_is_dvm_ena(&vsi->back->hw)) {
				if (vlan_promisc)
					ice_vf_dis_vlan_promisc(vsi, &vlan);

				/* Disable VLAN filtering when only VLAN 0 is left */
				if (!ice_vsi_has_non_zero_vlans(vsi)) {
					err = vsi->inner_vlan_ops.dis_tx_filtering(vsi);
					if (err)
						return err;
				}
			}
		}
	}

	return 0;
}

/**
 * ice_vc_remove_vlan_v2_msg - virtchnl handler for VIRTCHNL_OP_DEL_VLAN_V2
 * @vf: VF the message was received from
 * @msg: message received from the VF
 */
static int ice_vc_remove_vlan_v2_msg(struct ice_vf *vf, u8 *msg)
{
	struct virtchnl_vlan_filter_list_v2 *vfl =
		(struct virtchnl_vlan_filter_list_v2 *)msg;
	enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
	struct ice_vsi *vsi;

	if (!ice_vc_validate_vlan_filter_list(&vf->vlan_v2_caps.filtering,
					      vfl)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	if (!ice_vc_isvalid_vsi_id(vf, vfl->vport_id)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	vsi = ice_get_vf_vsi(vf);
	if (!vsi) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	if (ice_vc_del_vlans(vf, vsi, vfl))
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;

out:
	return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_DEL_VLAN_V2, v_ret, NULL,
				     0);
}

/**
 * ice_vc_add_vlans - add VLAN(s) from the virtchnl filter list
 * @vf: VF used to add the VLAN(s)
 * @vsi: VF's VSI used to add the VLAN(s)
 * @vfl: virthchnl filter list used to add the filters
 */
static int
ice_vc_add_vlans(struct ice_vf *vf, struct ice_vsi *vsi,
		 struct virtchnl_vlan_filter_list_v2 *vfl)
{
	bool vlan_promisc = ice_is_vlan_promisc_allowed(vf);
	int err;
	u16 i;

	for (i = 0; i < vfl->num_elements; i++) {
		struct virtchnl_vlan_filter *vlan_fltr = &vfl->filters[i];
		struct virtchnl_vlan *vc_vlan;

		vc_vlan = &vlan_fltr->outer;
		if (ice_vc_is_valid_vlan(vc_vlan)) {
			struct ice_vlan vlan = ice_vc_to_vlan(vc_vlan);

			err = ice_vc_vlan_action(vsi,
						 vsi->outer_vlan_ops.add_vlan,
						 &vlan);
			if (err)
				return err;

			if (vlan_promisc) {
				err = ice_vf_ena_vlan_promisc(vsi, &vlan);
				if (err)
					return err;
			}

			/* Enable VLAN filtering on first non-zero VLAN */
			if (vf->spoofchk && vlan.vid && ice_is_dvm_ena(&vsi->back->hw)) {
				err = vsi->outer_vlan_ops.ena_tx_filtering(vsi);
				if (err)
					return err;
			}
		}

		vc_vlan = &vlan_fltr->inner;
		if (ice_vc_is_valid_vlan(vc_vlan)) {
			struct ice_vlan vlan = ice_vc_to_vlan(vc_vlan);

			err = ice_vc_vlan_action(vsi,
						 vsi->inner_vlan_ops.add_vlan,
						 &vlan);
			if (err)
				return err;

			/* no support for VLAN promiscuous on inner VLAN unless
			 * we are in Single VLAN Mode (SVM)
			 */
			if (!ice_is_dvm_ena(&vsi->back->hw)) {
				if (vlan_promisc) {
					err = ice_vf_ena_vlan_promisc(vsi, &vlan);
					if (err)
						return err;
				}

				/* Enable VLAN filtering on first non-zero VLAN */
				if (vf->spoofchk && vlan.vid) {
					err = vsi->inner_vlan_ops.ena_tx_filtering(vsi);
					if (err)
						return err;
				}
			}
		}
	}

	return 0;
}

/**
 * ice_vc_validate_add_vlan_filter_list - validate add filter list from the VF
 * @vsi: VF VSI used to get number of existing VLAN filters
 * @vfc: negotiated/supported VLAN filtering capabilities
 * @vfl: VLAN filter list from VF to validate
 *
 * Validate all of the filters in the VLAN filter list from the VF during the
 * VIRTCHNL_OP_ADD_VLAN_V2 opcode. If any of the checks fail then return false.
 * Otherwise return true.
 */
static bool
ice_vc_validate_add_vlan_filter_list(struct ice_vsi *vsi,
				     struct virtchnl_vlan_filtering_caps *vfc,
				     struct virtchnl_vlan_filter_list_v2 *vfl)
{
	u16 num_requested_filters = ice_vsi_num_non_zero_vlans(vsi) +
		vfl->num_elements;

	if (num_requested_filters > vfc->max_filters)
		return false;

	return ice_vc_validate_vlan_filter_list(vfc, vfl);
}

/**
 * ice_vc_add_vlan_v2_msg - virtchnl handler for VIRTCHNL_OP_ADD_VLAN_V2
 * @vf: VF the message was received from
 * @msg: message received from the VF
 */
static int ice_vc_add_vlan_v2_msg(struct ice_vf *vf, u8 *msg)
{
	enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
	struct virtchnl_vlan_filter_list_v2 *vfl =
		(struct virtchnl_vlan_filter_list_v2 *)msg;
	struct ice_vsi *vsi;

	if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	if (!ice_vc_isvalid_vsi_id(vf, vfl->vport_id)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	vsi = ice_get_vf_vsi(vf);
	if (!vsi) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	if (!ice_vc_validate_add_vlan_filter_list(vsi,
						  &vf->vlan_v2_caps.filtering,
						  vfl)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	if (ice_vc_add_vlans(vf, vsi, vfl))
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;

out:
	return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_ADD_VLAN_V2, v_ret, NULL,
				     0);
}

/**
 * ice_vc_valid_vlan_setting - validate VLAN setting
 * @negotiated_settings: negotiated VLAN settings during VF init
 * @ethertype_setting: ethertype(s) requested for the VLAN setting
 */
static bool
ice_vc_valid_vlan_setting(u32 negotiated_settings, u32 ethertype_setting)
{
	if (ethertype_setting && !(negotiated_settings & ethertype_setting))
		return false;

	/* only allow a single VIRTCHNL_VLAN_ETHERTYPE if
	 * VIRTHCNL_VLAN_ETHERTYPE_AND is not negotiated/supported
	 */
	if (!(negotiated_settings & VIRTCHNL_VLAN_ETHERTYPE_AND) &&
	    hweight32(ethertype_setting) > 1)
		return false;

	/* ability to modify the VLAN setting was not negotiated */
	if (!(negotiated_settings & VIRTCHNL_VLAN_TOGGLE))
		return false;

	return true;
}

/**
 * ice_vc_valid_vlan_setting_msg - validate the VLAN setting message
 * @caps: negotiated VLAN settings during VF init
 * @msg: message to validate
 *
 * Used to validate any VLAN virtchnl message sent as a
 * virtchnl_vlan_setting structure. Validates the message against the
 * negotiated/supported caps during VF driver init.
 */
static bool
ice_vc_valid_vlan_setting_msg(struct virtchnl_vlan_supported_caps *caps,
			      struct virtchnl_vlan_setting *msg)
{
	if ((!msg->outer_ethertype_setting &&
	     !msg->inner_ethertype_setting) ||
	    (!caps->outer && !caps->inner))
		return false;

	if (msg->outer_ethertype_setting &&
	    !ice_vc_valid_vlan_setting(caps->outer,
				       msg->outer_ethertype_setting))
		return false;

	if (msg->inner_ethertype_setting &&
	    !ice_vc_valid_vlan_setting(caps->inner,
				       msg->inner_ethertype_setting))
		return false;

	return true;
}

/**
 * ice_vc_get_tpid - transform from VIRTCHNL_VLAN_ETHERTYPE_* to VLAN TPID
 * @ethertype_setting: VIRTCHNL_VLAN_ETHERTYPE_* used to get VLAN TPID
 * @tpid: VLAN TPID to populate
 */
static int ice_vc_get_tpid(u32 ethertype_setting, u16 *tpid)
{
	switch (ethertype_setting) {
	case VIRTCHNL_VLAN_ETHERTYPE_8100:
		*tpid = ETH_P_8021Q;
		break;
	case VIRTCHNL_VLAN_ETHERTYPE_88A8:
		*tpid = ETH_P_8021AD;
		break;
	case VIRTCHNL_VLAN_ETHERTYPE_9100:
		*tpid = ETH_P_QINQ1;
		break;
	default:
		*tpid = 0;
		return -EINVAL;
	}

	return 0;
}

/**
 * ice_vc_ena_vlan_offload - enable VLAN offload based on the ethertype_setting
 * @vsi: VF's VSI used to enable the VLAN offload
 * @ena_offload: function used to enable the VLAN offload
 * @ethertype_setting: VIRTCHNL_VLAN_ETHERTYPE_* to enable offloads for
 */
static int
ice_vc_ena_vlan_offload(struct ice_vsi *vsi,
			int (*ena_offload)(struct ice_vsi *vsi, u16 tpid),
			u32 ethertype_setting)
{
	u16 tpid;
	int err;

	err = ice_vc_get_tpid(ethertype_setting, &tpid);
	if (err)
		return err;

	err = ena_offload(vsi, tpid);
	if (err)
		return err;

	return 0;
}

#define ICE_L2TSEL_QRX_CONTEXT_REG_IDX	3
#define ICE_L2TSEL_BIT_OFFSET		23
enum ice_l2tsel {
	ICE_L2TSEL_EXTRACT_FIRST_TAG_L2TAG2_2ND,
	ICE_L2TSEL_EXTRACT_FIRST_TAG_L2TAG1,
};

/**
 * ice_vsi_update_l2tsel - update l2tsel field for all Rx rings on this VSI
 * @vsi: VSI used to update l2tsel on
 * @l2tsel: l2tsel setting requested
 *
 * Use the l2tsel setting to update all of the Rx queue context bits for l2tsel.
 * This will modify which descriptor field the first offloaded VLAN will be
 * stripped into.
 */
static void ice_vsi_update_l2tsel(struct ice_vsi *vsi, enum ice_l2tsel l2tsel)
{
	struct ice_hw *hw = &vsi->back->hw;
	u32 l2tsel_bit;
	int i;

	if (l2tsel == ICE_L2TSEL_EXTRACT_FIRST_TAG_L2TAG2_2ND)
		l2tsel_bit = 0;
	else
		l2tsel_bit = BIT(ICE_L2TSEL_BIT_OFFSET);

	for (i = 0; i < vsi->alloc_rxq; i++) {
		u16 pfq = vsi->rxq_map[i];
		u32 qrx_context_offset;
		u32 regval;

		qrx_context_offset =
			QRX_CONTEXT(ICE_L2TSEL_QRX_CONTEXT_REG_IDX, pfq);

		regval = rd32(hw, qrx_context_offset);
		regval &= ~BIT(ICE_L2TSEL_BIT_OFFSET);
		regval |= l2tsel_bit;
		wr32(hw, qrx_context_offset, regval);
	}
}

/**
 * ice_vc_ena_vlan_stripping_v2_msg
 * @vf: VF the message was received from
 * @msg: message received from the VF
 *
 * virthcnl handler for VIRTCHNL_OP_ENABLE_VLAN_STRIPPING_V2
 */
static int ice_vc_ena_vlan_stripping_v2_msg(struct ice_vf *vf, u8 *msg)
{
	enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
	struct virtchnl_vlan_supported_caps *stripping_support;
	struct virtchnl_vlan_setting *strip_msg =
		(struct virtchnl_vlan_setting *)msg;
	u32 ethertype_setting;
	struct ice_vsi *vsi;

	if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	if (!ice_vc_isvalid_vsi_id(vf, strip_msg->vport_id)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	vsi = ice_get_vf_vsi(vf);
	if (!vsi) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	stripping_support = &vf->vlan_v2_caps.offloads.stripping_support;
	if (!ice_vc_valid_vlan_setting_msg(stripping_support, strip_msg)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	if (ice_vsi_is_rxq_crc_strip_dis(vsi)) {
		v_ret = VIRTCHNL_STATUS_ERR_NOT_SUPPORTED;
		goto out;
	}

	ethertype_setting = strip_msg->outer_ethertype_setting;
	if (ethertype_setting) {
		if (ice_vc_ena_vlan_offload(vsi,
					    vsi->outer_vlan_ops.ena_stripping,
					    ethertype_setting)) {
			v_ret = VIRTCHNL_STATUS_ERR_PARAM;
			goto out;
		} else {
			enum ice_l2tsel l2tsel =
				ICE_L2TSEL_EXTRACT_FIRST_TAG_L2TAG2_2ND;

			/* PF tells the VF that the outer VLAN tag is always
			 * extracted to VIRTCHNL_VLAN_TAG_LOCATION_L2TAG2_2 and
			 * inner is always extracted to
			 * VIRTCHNL_VLAN_TAG_LOCATION_L2TAG1. This is needed to
			 * support outer stripping so the first tag always ends
			 * up in L2TAG2_2ND and the second/inner tag, if
			 * enabled, is extracted in L2TAG1.
			 */
			ice_vsi_update_l2tsel(vsi, l2tsel);

			vf->vlan_strip_ena |= ICE_OUTER_VLAN_STRIP_ENA;
		}
	}

	ethertype_setting = strip_msg->inner_ethertype_setting;
	if (ethertype_setting &&
	    ice_vc_ena_vlan_offload(vsi, vsi->inner_vlan_ops.ena_stripping,
				    ethertype_setting)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	if (ethertype_setting)
		vf->vlan_strip_ena |= ICE_INNER_VLAN_STRIP_ENA;

out:
	return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_ENABLE_VLAN_STRIPPING_V2,
				     v_ret, NULL, 0);
}

/**
 * ice_vc_dis_vlan_stripping_v2_msg
 * @vf: VF the message was received from
 * @msg: message received from the VF
 *
 * virthcnl handler for VIRTCHNL_OP_DISABLE_VLAN_STRIPPING_V2
 */
static int ice_vc_dis_vlan_stripping_v2_msg(struct ice_vf *vf, u8 *msg)
{
	enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
	struct virtchnl_vlan_supported_caps *stripping_support;
	struct virtchnl_vlan_setting *strip_msg =
		(struct virtchnl_vlan_setting *)msg;
	u32 ethertype_setting;
	struct ice_vsi *vsi;

	if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	if (!ice_vc_isvalid_vsi_id(vf, strip_msg->vport_id)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	vsi = ice_get_vf_vsi(vf);
	if (!vsi) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	stripping_support = &vf->vlan_v2_caps.offloads.stripping_support;
	if (!ice_vc_valid_vlan_setting_msg(stripping_support, strip_msg)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	ethertype_setting = strip_msg->outer_ethertype_setting;
	if (ethertype_setting) {
		if (vsi->outer_vlan_ops.dis_stripping(vsi)) {
			v_ret = VIRTCHNL_STATUS_ERR_PARAM;
			goto out;
		} else {
			enum ice_l2tsel l2tsel =
				ICE_L2TSEL_EXTRACT_FIRST_TAG_L2TAG1;

			/* PF tells the VF that the outer VLAN tag is always
			 * extracted to VIRTCHNL_VLAN_TAG_LOCATION_L2TAG2_2 and
			 * inner is always extracted to
			 * VIRTCHNL_VLAN_TAG_LOCATION_L2TAG1. This is needed to
			 * support inner stripping while outer stripping is
			 * disabled so that the first and only tag is extracted
			 * in L2TAG1.
			 */
			ice_vsi_update_l2tsel(vsi, l2tsel);

			vf->vlan_strip_ena &= ~ICE_OUTER_VLAN_STRIP_ENA;
		}
	}

	ethertype_setting = strip_msg->inner_ethertype_setting;
	if (ethertype_setting && vsi->inner_vlan_ops.dis_stripping(vsi)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	if (ethertype_setting)
		vf->vlan_strip_ena &= ~ICE_INNER_VLAN_STRIP_ENA;

out:
	return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_DISABLE_VLAN_STRIPPING_V2,
				     v_ret, NULL, 0);
}

/**
 * ice_vc_ena_vlan_insertion_v2_msg
 * @vf: VF the message was received from
 * @msg: message received from the VF
 *
 * virthcnl handler for VIRTCHNL_OP_ENABLE_VLAN_INSERTION_V2
 */
static int ice_vc_ena_vlan_insertion_v2_msg(struct ice_vf *vf, u8 *msg)
{
	enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
	struct virtchnl_vlan_supported_caps *insertion_support;
	struct virtchnl_vlan_setting *insertion_msg =
		(struct virtchnl_vlan_setting *)msg;
	u32 ethertype_setting;
	struct ice_vsi *vsi;

	if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	if (!ice_vc_isvalid_vsi_id(vf, insertion_msg->vport_id)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	vsi = ice_get_vf_vsi(vf);
	if (!vsi) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	insertion_support = &vf->vlan_v2_caps.offloads.insertion_support;
	if (!ice_vc_valid_vlan_setting_msg(insertion_support, insertion_msg)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	ethertype_setting = insertion_msg->outer_ethertype_setting;
	if (ethertype_setting &&
	    ice_vc_ena_vlan_offload(vsi, vsi->outer_vlan_ops.ena_insertion,
				    ethertype_setting)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	ethertype_setting = insertion_msg->inner_ethertype_setting;
	if (ethertype_setting &&
	    ice_vc_ena_vlan_offload(vsi, vsi->inner_vlan_ops.ena_insertion,
				    ethertype_setting)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

out:
	return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_ENABLE_VLAN_INSERTION_V2,
				     v_ret, NULL, 0);
}

/**
 * ice_vc_dis_vlan_insertion_v2_msg
 * @vf: VF the message was received from
 * @msg: message received from the VF
 *
 * virthcnl handler for VIRTCHNL_OP_DISABLE_VLAN_INSERTION_V2
 */
static int ice_vc_dis_vlan_insertion_v2_msg(struct ice_vf *vf, u8 *msg)
{
	enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
	struct virtchnl_vlan_supported_caps *insertion_support;
	struct virtchnl_vlan_setting *insertion_msg =
		(struct virtchnl_vlan_setting *)msg;
	u32 ethertype_setting;
	struct ice_vsi *vsi;

	if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	if (!ice_vc_isvalid_vsi_id(vf, insertion_msg->vport_id)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	vsi = ice_get_vf_vsi(vf);
	if (!vsi) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	insertion_support = &vf->vlan_v2_caps.offloads.insertion_support;
	if (!ice_vc_valid_vlan_setting_msg(insertion_support, insertion_msg)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	ethertype_setting = insertion_msg->outer_ethertype_setting;
	if (ethertype_setting && vsi->outer_vlan_ops.dis_insertion(vsi)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

	ethertype_setting = insertion_msg->inner_ethertype_setting;
	if (ethertype_setting && vsi->inner_vlan_ops.dis_insertion(vsi)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto out;
	}

out:
	return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_DISABLE_VLAN_INSERTION_V2,
				     v_ret, NULL, 0);
}

static const struct ice_virtchnl_ops ice_virtchnl_dflt_ops = {
	.get_ver_msg = ice_vc_get_ver_msg,
	.get_vf_res_msg = ice_vc_get_vf_res_msg,
	.reset_vf = ice_vc_reset_vf_msg,
	.add_mac_addr_msg = ice_vc_add_mac_addr_msg,
	.del_mac_addr_msg = ice_vc_del_mac_addr_msg,
	.cfg_qs_msg = ice_vc_cfg_qs_msg,
	.ena_qs_msg = ice_vc_ena_qs_msg,
	.dis_qs_msg = ice_vc_dis_qs_msg,
	.request_qs_msg = ice_vc_request_qs_msg,
	.cfg_irq_map_msg = ice_vc_cfg_irq_map_msg,
	.config_rss_key = ice_vc_config_rss_key,
	.config_rss_lut = ice_vc_config_rss_lut,
	.config_rss_hfunc = ice_vc_config_rss_hfunc,
	.get_stats_msg = ice_vc_get_stats_msg,
	.cfg_promiscuous_mode_msg = ice_vc_cfg_promiscuous_mode_msg,
	.add_vlan_msg = ice_vc_add_vlan_msg,
	.remove_vlan_msg = ice_vc_remove_vlan_msg,
	.query_rxdid = ice_vc_query_rxdid,
	.get_rss_hena = ice_vc_get_rss_hena,
	.set_rss_hena_msg = ice_vc_set_rss_hena,
	.ena_vlan_stripping = ice_vc_ena_vlan_stripping,
	.dis_vlan_stripping = ice_vc_dis_vlan_stripping,
	.handle_rss_cfg_msg = ice_vc_handle_rss_cfg,
	.add_fdir_fltr_msg = ice_vc_add_fdir_fltr,
	.del_fdir_fltr_msg = ice_vc_del_fdir_fltr,
	.get_offload_vlan_v2_caps = ice_vc_get_offload_vlan_v2_caps,
	.add_vlan_v2_msg = ice_vc_add_vlan_v2_msg,
	.remove_vlan_v2_msg = ice_vc_remove_vlan_v2_msg,
	.ena_vlan_stripping_v2_msg = ice_vc_ena_vlan_stripping_v2_msg,
	.dis_vlan_stripping_v2_msg = ice_vc_dis_vlan_stripping_v2_msg,
	.ena_vlan_insertion_v2_msg = ice_vc_ena_vlan_insertion_v2_msg,
	.dis_vlan_insertion_v2_msg = ice_vc_dis_vlan_insertion_v2_msg,
};

/**
 * ice_virtchnl_set_dflt_ops - Switch to default virtchnl ops
 * @vf: the VF to switch ops
 */
void ice_virtchnl_set_dflt_ops(struct ice_vf *vf)
{
	vf->virtchnl_ops = &ice_virtchnl_dflt_ops;
}

/**
 * ice_vc_repr_add_mac
 * @vf: pointer to VF
 * @msg: virtchannel message
 *
 * When port representors are created, we do not add MAC rule
 * to firmware, we store it so that PF could report same
 * MAC as VF.
 */
static int ice_vc_repr_add_mac(struct ice_vf *vf, u8 *msg)
{
	enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
	struct virtchnl_ether_addr_list *al =
	    (struct virtchnl_ether_addr_list *)msg;
	struct ice_vsi *vsi;
	struct ice_pf *pf;
	int i;

	if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states) ||
	    !ice_vc_isvalid_vsi_id(vf, al->vsi_id)) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto handle_mac_exit;
	}

	pf = vf->pf;

	vsi = ice_get_vf_vsi(vf);
	if (!vsi) {
		v_ret = VIRTCHNL_STATUS_ERR_PARAM;
		goto handle_mac_exit;
	}

	for (i = 0; i < al->num_elements; i++) {
		u8 *mac_addr = al->list[i].addr;

		if (!is_unicast_ether_addr(mac_addr) ||
		    ether_addr_equal(mac_addr, vf->hw_lan_addr))
			continue;

		if (vf->pf_set_mac) {
			dev_err(ice_pf_to_dev(pf), "VF attempting to override administratively set MAC address\n");
			v_ret = VIRTCHNL_STATUS_ERR_NOT_SUPPORTED;
			goto handle_mac_exit;
		}

		ice_vfhw_mac_add(vf, &al->list[i]);
		vf->num_mac++;
		break;
	}

handle_mac_exit:
	return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_ADD_ETH_ADDR,
				     v_ret, NULL, 0);
}

/**
 * ice_vc_repr_del_mac - response with success for deleting MAC
 * @vf: pointer to VF
 * @msg: virtchannel message
 *
 * Respond with success to not break normal VF flow.
 * For legacy VF driver try to update cached MAC address.
 */
static int
ice_vc_repr_del_mac(struct ice_vf __always_unused *vf, u8 __always_unused *msg)
{
	struct virtchnl_ether_addr_list *al =
		(struct virtchnl_ether_addr_list *)msg;

	ice_update_legacy_cached_mac(vf, &al->list[0]);

	return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_DEL_ETH_ADDR,
				     VIRTCHNL_STATUS_SUCCESS, NULL, 0);
}

static int
ice_vc_repr_cfg_promiscuous_mode(struct ice_vf *vf, u8 __always_unused *msg)
{
	dev_dbg(ice_pf_to_dev(vf->pf),
		"Can't config promiscuous mode in switchdev mode for VF %d\n",
		vf->vf_id);
	return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE,
				     VIRTCHNL_STATUS_ERR_NOT_SUPPORTED,
				     NULL, 0);
}

static const struct ice_virtchnl_ops ice_virtchnl_repr_ops = {
	.get_ver_msg = ice_vc_get_ver_msg,
	.get_vf_res_msg = ice_vc_get_vf_res_msg,
	.reset_vf = ice_vc_reset_vf_msg,
	.add_mac_addr_msg = ice_vc_repr_add_mac,
	.del_mac_addr_msg = ice_vc_repr_del_mac,
	.cfg_qs_msg = ice_vc_cfg_qs_msg,
	.ena_qs_msg = ice_vc_ena_qs_msg,
	.dis_qs_msg = ice_vc_dis_qs_msg,
	.request_qs_msg = ice_vc_request_qs_msg,
	.cfg_irq_map_msg = ice_vc_cfg_irq_map_msg,
	.config_rss_key = ice_vc_config_rss_key,
	.config_rss_lut = ice_vc_config_rss_lut,
	.config_rss_hfunc = ice_vc_config_rss_hfunc,
	.get_stats_msg = ice_vc_get_stats_msg,
	.cfg_promiscuous_mode_msg = ice_vc_repr_cfg_promiscuous_mode,
	.add_vlan_msg = ice_vc_add_vlan_msg,
	.remove_vlan_msg = ice_vc_remove_vlan_msg,
	.query_rxdid = ice_vc_query_rxdid,
	.get_rss_hena = ice_vc_get_rss_hena,
	.set_rss_hena_msg = ice_vc_set_rss_hena,
	.ena_vlan_stripping = ice_vc_ena_vlan_stripping,
	.dis_vlan_stripping = ice_vc_dis_vlan_stripping,
	.handle_rss_cfg_msg = ice_vc_handle_rss_cfg,
	.add_fdir_fltr_msg = ice_vc_add_fdir_fltr,
	.del_fdir_fltr_msg = ice_vc_del_fdir_fltr,
	.get_offload_vlan_v2_caps = ice_vc_get_offload_vlan_v2_caps,
	.add_vlan_v2_msg = ice_vc_add_vlan_v2_msg,
	.remove_vlan_v2_msg = ice_vc_remove_vlan_v2_msg,
	.ena_vlan_stripping_v2_msg = ice_vc_ena_vlan_stripping_v2_msg,
	.dis_vlan_stripping_v2_msg = ice_vc_dis_vlan_stripping_v2_msg,
	.ena_vlan_insertion_v2_msg = ice_vc_ena_vlan_insertion_v2_msg,
	.dis_vlan_insertion_v2_msg = ice_vc_dis_vlan_insertion_v2_msg,
};

/**
 * ice_virtchnl_set_repr_ops - Switch to representor virtchnl ops
 * @vf: the VF to switch ops
 */
void ice_virtchnl_set_repr_ops(struct ice_vf *vf)
{
	vf->virtchnl_ops = &ice_virtchnl_repr_ops;
}

/**
 * ice_is_malicious_vf - check if this vf might be overflowing mailbox
 * @vf: the VF to check
 * @mbxdata: data about the state of the mailbox
 *
 * Detect if a given VF might be malicious and attempting to overflow the PF
 * mailbox. If so, log a warning message and ignore this event.
 */
static bool
ice_is_malicious_vf(struct ice_vf *vf, struct ice_mbx_data *mbxdata)
{
	bool report_malvf = false;
	struct device *dev;
	struct ice_pf *pf;
	int status;

	pf = vf->pf;
	dev = ice_pf_to_dev(pf);

	if (test_bit(ICE_VF_STATE_DIS, vf->vf_states))
		return vf->mbx_info.malicious;

	/* check to see if we have a newly malicious VF */
	status = ice_mbx_vf_state_handler(&pf->hw, mbxdata, &vf->mbx_info,
					  &report_malvf);
	if (status)
		dev_warn_ratelimited(dev, "Unable to check status of mailbox overflow for VF %u MAC %pM, status %d\n",
				     vf->vf_id, vf->dev_lan_addr, status);

	if (report_malvf) {
		struct ice_vsi *pf_vsi = ice_get_main_vsi(pf);
		u8 zero_addr[ETH_ALEN] = {};

		dev_warn(dev, "VF MAC %pM on PF MAC %pM is generating asynchronous messages and may be overflowing the PF message queue. Please see the Adapter User Guide for more information\n",
			 vf->dev_lan_addr,
			 pf_vsi ? pf_vsi->netdev->dev_addr : zero_addr);
	}

	return vf->mbx_info.malicious;
}

/**
 * ice_vc_process_vf_msg - Process request from VF
 * @pf: pointer to the PF structure
 * @event: pointer to the AQ event
 * @mbxdata: information used to detect VF attempting mailbox overflow
 *
 * called from the common asq/arq handler to
 * process request from VF
 */
void ice_vc_process_vf_msg(struct ice_pf *pf, struct ice_rq_event_info *event,
			   struct ice_mbx_data *mbxdata)
{
	u32 v_opcode = le32_to_cpu(event->desc.cookie_high);
	s16 vf_id = le16_to_cpu(event->desc.retval);
	const struct ice_virtchnl_ops *ops;
	u16 msglen = event->msg_len;
	u8 *msg = event->msg_buf;
	struct ice_vf *vf = NULL;
	struct device *dev;
	int err = 0;

	dev = ice_pf_to_dev(pf);

	vf = ice_get_vf_by_id(pf, vf_id);
	if (!vf) {
		dev_err(dev, "Unable to locate VF for message from VF ID %d, opcode %d, len %d\n",
			vf_id, v_opcode, msglen);
		return;
	}

	mutex_lock(&vf->cfg_lock);

	/* Check if the VF is trying to overflow the mailbox */
	if (ice_is_malicious_vf(vf, mbxdata))
		goto finish;

	/* Check if VF is disabled. */
	if (test_bit(ICE_VF_STATE_DIS, vf->vf_states)) {
		err = -EPERM;
		goto error_handler;
	}

	ops = vf->virtchnl_ops;

	/* Perform basic checks on the msg */
	err = virtchnl_vc_validate_vf_msg(&vf->vf_ver, v_opcode, msg, msglen);
	if (err) {
		if (err == VIRTCHNL_STATUS_ERR_PARAM)
			err = -EPERM;
		else
			err = -EINVAL;
	}

error_handler:
	if (err) {
		ice_vc_send_msg_to_vf(vf, v_opcode, VIRTCHNL_STATUS_ERR_PARAM,
				      NULL, 0);
		dev_err(dev, "Invalid message from VF %d, opcode %d, len %d, error %d\n",
			vf_id, v_opcode, msglen, err);
		goto finish;
	}

	if (!ice_vc_is_opcode_allowed(vf, v_opcode)) {
		ice_vc_send_msg_to_vf(vf, v_opcode,
				      VIRTCHNL_STATUS_ERR_NOT_SUPPORTED, NULL,
				      0);
		goto finish;
	}

	switch (v_opcode) {
	case VIRTCHNL_OP_VERSION:
		err = ops->get_ver_msg(vf, msg);
		break;
	case VIRTCHNL_OP_GET_VF_RESOURCES:
		err = ops->get_vf_res_msg(vf, msg);
		if (ice_vf_init_vlan_stripping(vf))
			dev_dbg(dev, "Failed to initialize VLAN stripping for VF %d\n",
				vf->vf_id);
		ice_vc_notify_vf_link_state(vf);
		break;
	case VIRTCHNL_OP_RESET_VF:
		ops->reset_vf(vf);
		break;
	case VIRTCHNL_OP_ADD_ETH_ADDR:
		err = ops->add_mac_addr_msg(vf, msg);
		break;
	case VIRTCHNL_OP_DEL_ETH_ADDR:
		err = ops->del_mac_addr_msg(vf, msg);
		break;
	case VIRTCHNL_OP_CONFIG_VSI_QUEUES:
		err = ops->cfg_qs_msg(vf, msg);
		break;
	case VIRTCHNL_OP_ENABLE_QUEUES:
		err = ops->ena_qs_msg(vf, msg);
		ice_vc_notify_vf_link_state(vf);
		break;
	case VIRTCHNL_OP_DISABLE_QUEUES:
		err = ops->dis_qs_msg(vf, msg);
		break;
	case VIRTCHNL_OP_REQUEST_QUEUES:
		err = ops->request_qs_msg(vf, msg);
		break;
	case VIRTCHNL_OP_CONFIG_IRQ_MAP:
		err = ops->cfg_irq_map_msg(vf, msg);
		break;
	case VIRTCHNL_OP_CONFIG_RSS_KEY:
		err = ops->config_rss_key(vf, msg);
		break;
	case VIRTCHNL_OP_CONFIG_RSS_LUT:
		err = ops->config_rss_lut(vf, msg);
		break;
	case VIRTCHNL_OP_CONFIG_RSS_HFUNC:
		err = ops->config_rss_hfunc(vf, msg);
		break;
	case VIRTCHNL_OP_GET_STATS:
		err = ops->get_stats_msg(vf, msg);
		break;
	case VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE:
		err = ops->cfg_promiscuous_mode_msg(vf, msg);
		break;
	case VIRTCHNL_OP_ADD_VLAN:
		err = ops->add_vlan_msg(vf, msg);
		break;
	case VIRTCHNL_OP_DEL_VLAN:
		err = ops->remove_vlan_msg(vf, msg);
		break;
	case VIRTCHNL_OP_GET_SUPPORTED_RXDIDS:
		err = ops->query_rxdid(vf);
		break;
	case VIRTCHNL_OP_GET_RSS_HENA_CAPS:
		err = ops->get_rss_hena(vf);
		break;
	case VIRTCHNL_OP_SET_RSS_HENA:
		err = ops->set_rss_hena_msg(vf, msg);
		break;
	case VIRTCHNL_OP_ENABLE_VLAN_STRIPPING:
		err = ops->ena_vlan_stripping(vf);
		break;
	case VIRTCHNL_OP_DISABLE_VLAN_STRIPPING:
		err = ops->dis_vlan_stripping(vf);
		break;
	case VIRTCHNL_OP_ADD_FDIR_FILTER:
		err = ops->add_fdir_fltr_msg(vf, msg);
		break;
	case VIRTCHNL_OP_DEL_FDIR_FILTER:
		err = ops->del_fdir_fltr_msg(vf, msg);
		break;
	case VIRTCHNL_OP_ADD_RSS_CFG:
		err = ops->handle_rss_cfg_msg(vf, msg, true);
		break;
	case VIRTCHNL_OP_DEL_RSS_CFG:
		err = ops->handle_rss_cfg_msg(vf, msg, false);
		break;
	case VIRTCHNL_OP_GET_OFFLOAD_VLAN_V2_CAPS:
		err = ops->get_offload_vlan_v2_caps(vf);
		break;
	case VIRTCHNL_OP_ADD_VLAN_V2:
		err = ops->add_vlan_v2_msg(vf, msg);
		break;
	case VIRTCHNL_OP_DEL_VLAN_V2:
		err = ops->remove_vlan_v2_msg(vf, msg);
		break;
	case VIRTCHNL_OP_ENABLE_VLAN_STRIPPING_V2:
		err = ops->ena_vlan_stripping_v2_msg(vf, msg);
		break;
	case VIRTCHNL_OP_DISABLE_VLAN_STRIPPING_V2:
		err = ops->dis_vlan_stripping_v2_msg(vf, msg);
		break;
	case VIRTCHNL_OP_ENABLE_VLAN_INSERTION_V2:
		err = ops->ena_vlan_insertion_v2_msg(vf, msg);
		break;
	case VIRTCHNL_OP_DISABLE_VLAN_INSERTION_V2:
		err = ops->dis_vlan_insertion_v2_msg(vf, msg);
		break;
	case VIRTCHNL_OP_UNKNOWN:
	default:
		dev_err(dev, "Unsupported opcode %d from VF %d\n", v_opcode,
			vf_id);
		err = ice_vc_send_msg_to_vf(vf, v_opcode,
					    VIRTCHNL_STATUS_ERR_NOT_SUPPORTED,
					    NULL, 0);
		break;
	}
	if (err) {
		/* Helper function cares less about error return values here
		 * as it is busy with pending work.
		 */
		dev_info(dev, "PF failed to honor VF %d, opcode %d, error %d\n",
			 vf_id, v_opcode, err);
	}

finish:
	mutex_unlock(&vf->cfg_lock);
	ice_put_vf(vf);
}