aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/net/ixgbe/ixgbe_ethtool.c
blob: cb1555bc85480d8bd934a2680b24f2fb08be6f54 (plain) (blame)
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
/*******************************************************************************

  Intel 10 Gigabit PCI Express Linux driver
  Copyright(c) 1999 - 2011 Intel Corporation.

  This program is free software; you can redistribute it and/or modify it
  under the terms and conditions of the GNU General Public License,
  version 2, as published by the Free Software Foundation.

  This program is distributed in the hope it will be useful, but WITHOUT
  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  more details.

  You should have received a copy of the GNU General Public License along with
  this program; if not, write to the Free Software Foundation, Inc.,
  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.

  The full GNU General Public License is included in this distribution in
  the file called "COPYING".

  Contact Information:
  e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
  Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497

*******************************************************************************/

/* ethtool support for ixgbe */

#include <linux/types.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/pci.h>
#include <linux/netdevice.h>
#include <linux/ethtool.h>
#include <linux/vmalloc.h>
#include <linux/uaccess.h>

#include "ixgbe.h"


#define IXGBE_ALL_RAR_ENTRIES 16

enum {NETDEV_STATS, IXGBE_STATS};

struct ixgbe_stats {
	char stat_string[ETH_GSTRING_LEN];
	int type;
	int sizeof_stat;
	int stat_offset;
};

#define IXGBE_STAT(m)		IXGBE_STATS, \
				sizeof(((struct ixgbe_adapter *)0)->m), \
				offsetof(struct ixgbe_adapter, m)
#define IXGBE_NETDEV_STAT(m)	NETDEV_STATS, \
				sizeof(((struct rtnl_link_stats64 *)0)->m), \
				offsetof(struct rtnl_link_stats64, m)

static struct ixgbe_stats ixgbe_gstrings_stats[] = {
	{"rx_packets", IXGBE_NETDEV_STAT(rx_packets)},
	{"tx_packets", IXGBE_NETDEV_STAT(tx_packets)},
	{"rx_bytes", IXGBE_NETDEV_STAT(rx_bytes)},
	{"tx_bytes", IXGBE_NETDEV_STAT(tx_bytes)},
	{"rx_pkts_nic", IXGBE_STAT(stats.gprc)},
	{"tx_pkts_nic", IXGBE_STAT(stats.gptc)},
	{"rx_bytes_nic", IXGBE_STAT(stats.gorc)},
	{"tx_bytes_nic", IXGBE_STAT(stats.gotc)},
	{"lsc_int", IXGBE_STAT(lsc_int)},
	{"tx_busy", IXGBE_STAT(tx_busy)},
	{"non_eop_descs", IXGBE_STAT(non_eop_descs)},
	{"rx_errors", IXGBE_NETDEV_STAT(rx_errors)},
	{"tx_errors", IXGBE_NETDEV_STAT(tx_errors)},
	{"rx_dropped", IXGBE_NETDEV_STAT(rx_dropped)},
	{"tx_dropped", IXGBE_NETDEV_STAT(tx_dropped)},
	{"multicast", IXGBE_NETDEV_STAT(multicast)},
	{"broadcast", IXGBE_STAT(stats.bprc)},
	{"rx_no_buffer_count", IXGBE_STAT(stats.rnbc[0]) },
	{"collisions", IXGBE_NETDEV_STAT(collisions)},
	{"rx_over_errors", IXGBE_NETDEV_STAT(rx_over_errors)},
	{"rx_crc_errors", IXGBE_NETDEV_STAT(rx_crc_errors)},
	{"rx_frame_errors", IXGBE_NETDEV_STAT(rx_frame_errors)},
	{"hw_rsc_aggregated", IXGBE_STAT(rsc_total_count)},
	{"hw_rsc_flushed", IXGBE_STAT(rsc_total_flush)},
	{"fdir_match", IXGBE_STAT(stats.fdirmatch)},
	{"fdir_miss", IXGBE_STAT(stats.fdirmiss)},
	{"fdir_overflow", IXGBE_STAT(fdir_overflow)},
	{"rx_fifo_errors", IXGBE_NETDEV_STAT(rx_fifo_errors)},
	{"rx_missed_errors", IXGBE_NETDEV_STAT(rx_missed_errors)},
	{"tx_aborted_errors", IXGBE_NETDEV_STAT(tx_aborted_errors)},
	{"tx_carrier_errors", IXGBE_NETDEV_STAT(tx_carrier_errors)},
	{"tx_fifo_errors", IXGBE_NETDEV_STAT(tx_fifo_errors)},
	{"tx_heartbeat_errors", IXGBE_NETDEV_STAT(tx_heartbeat_errors)},
	{"tx_timeout_count", IXGBE_STAT(tx_timeout_count)},
	{"tx_restart_queue", IXGBE_STAT(restart_queue)},
	{"rx_long_length_errors", IXGBE_STAT(stats.roc)},
	{"rx_short_length_errors", IXGBE_STAT(stats.ruc)},
	{"tx_flow_control_xon", IXGBE_STAT(stats.lxontxc)},
	{"rx_flow_control_xon", IXGBE_STAT(stats.lxonrxc)},
	{"tx_flow_control_xoff", IXGBE_STAT(stats.lxofftxc)},
	{"rx_flow_control_xoff", IXGBE_STAT(stats.lxoffrxc)},
	{"rx_csum_offload_errors", IXGBE_STAT(hw_csum_rx_error)},
	{"alloc_rx_page_failed", IXGBE_STAT(alloc_rx_page_failed)},
	{"alloc_rx_buff_failed", IXGBE_STAT(alloc_rx_buff_failed)},
	{"rx_no_dma_resources", IXGBE_STAT(hw_rx_no_dma_resources)},
	{"os2bmc_rx_by_bmc", IXGBE_STAT(stats.o2bgptc)},
	{"os2bmc_tx_by_bmc", IXGBE_STAT(stats.b2ospc)},
	{"os2bmc_tx_by_host", IXGBE_STAT(stats.o2bspc)},
	{"os2bmc_rx_by_host", IXGBE_STAT(stats.b2ogprc)},
#ifdef IXGBE_FCOE
	{"fcoe_bad_fccrc", IXGBE_STAT(stats.fccrc)},
	{"rx_fcoe_dropped", IXGBE_STAT(stats.fcoerpdc)},
	{"rx_fcoe_packets", IXGBE_STAT(stats.fcoeprc)},
	{"rx_fcoe_dwords", IXGBE_STAT(stats.fcoedwrc)},
	{"tx_fcoe_packets", IXGBE_STAT(stats.fcoeptc)},
	{"tx_fcoe_dwords", IXGBE_STAT(stats.fcoedwtc)},
#endif /* IXGBE_FCOE */
};

#define IXGBE_QUEUE_STATS_LEN \
	((((struct ixgbe_adapter *)netdev_priv(netdev))->num_tx_queues + \
	((struct ixgbe_adapter *)netdev_priv(netdev))->num_rx_queues) * \
	(sizeof(struct ixgbe_queue_stats) / sizeof(u64)))
#define IXGBE_GLOBAL_STATS_LEN ARRAY_SIZE(ixgbe_gstrings_stats)
#define IXGBE_PB_STATS_LEN ( \
                 (((struct ixgbe_adapter *)netdev_priv(netdev))->flags & \
                 IXGBE_FLAG_DCB_ENABLED) ? \
                 (sizeof(((struct ixgbe_adapter *)0)->stats.pxonrxc) + \
                  sizeof(((struct ixgbe_adapter *)0)->stats.pxontxc) + \
                  sizeof(((struct ixgbe_adapter *)0)->stats.pxoffrxc) + \
                  sizeof(((struct ixgbe_adapter *)0)->stats.pxofftxc)) \
                  / sizeof(u64) : 0)
#define IXGBE_STATS_LEN (IXGBE_GLOBAL_STATS_LEN + \
                         IXGBE_PB_STATS_LEN + \
                         IXGBE_QUEUE_STATS_LEN)

static const char ixgbe_gstrings_test[][ETH_GSTRING_LEN] = {
	"Register test  (offline)", "Eeprom test    (offline)",
	"Interrupt test (offline)", "Loopback test  (offline)",
	"Link test   (on/offline)"
};
#define IXGBE_TEST_LEN sizeof(ixgbe_gstrings_test) / ETH_GSTRING_LEN

static int ixgbe_get_settings(struct net_device *netdev,
                              struct ethtool_cmd *ecmd)
{
	struct ixgbe_adapter *adapter = netdev_priv(netdev);
	struct ixgbe_hw *hw = &adapter->hw;
	u32 link_speed = 0;
	bool link_up;

	ecmd->supported = SUPPORTED_10000baseT_Full;
	ecmd->autoneg = AUTONEG_ENABLE;
	ecmd->transceiver = XCVR_EXTERNAL;
	if ((hw->phy.media_type == ixgbe_media_type_copper) ||
	    (hw->phy.multispeed_fiber)) {
		ecmd->supported |= (SUPPORTED_1000baseT_Full |
		                    SUPPORTED_Autoneg);

		switch (hw->mac.type) {
		case ixgbe_mac_X540:
			ecmd->supported |= SUPPORTED_100baseT_Full;
			break;
		default:
			break;
		}

		ecmd->advertising = ADVERTISED_Autoneg;
		if (hw->phy.autoneg_advertised) {
			if (hw->phy.autoneg_advertised &
			    IXGBE_LINK_SPEED_100_FULL)
				ecmd->advertising |= ADVERTISED_100baseT_Full;
			if (hw->phy.autoneg_advertised &
			    IXGBE_LINK_SPEED_10GB_FULL)
				ecmd->advertising |= ADVERTISED_10000baseT_Full;
			if (hw->phy.autoneg_advertised &
			    IXGBE_LINK_SPEED_1GB_FULL)
				ecmd->advertising |= ADVERTISED_1000baseT_Full;
		} else {
			/*
			 * Default advertised modes in case
			 * phy.autoneg_advertised isn't set.
			 */
			ecmd->advertising |= (ADVERTISED_10000baseT_Full |
					      ADVERTISED_1000baseT_Full);
			if (hw->mac.type == ixgbe_mac_X540)
				ecmd->advertising |= ADVERTISED_100baseT_Full;
		}

		if (hw->phy.media_type == ixgbe_media_type_copper) {
			ecmd->supported |= SUPPORTED_TP;
			ecmd->advertising |= ADVERTISED_TP;
			ecmd->port = PORT_TP;
		} else {
			ecmd->supported |= SUPPORTED_FIBRE;
			ecmd->advertising |= ADVERTISED_FIBRE;
			ecmd->port = PORT_FIBRE;
		}
	} else if (hw->phy.media_type == ixgbe_media_type_backplane) {
		/* Set as FIBRE until SERDES defined in kernel */
		if (hw->device_id == IXGBE_DEV_ID_82598_BX) {
			ecmd->supported = (SUPPORTED_1000baseT_Full |
					   SUPPORTED_FIBRE);
			ecmd->advertising = (ADVERTISED_1000baseT_Full |
					     ADVERTISED_FIBRE);
			ecmd->port = PORT_FIBRE;
			ecmd->autoneg = AUTONEG_DISABLE;
		} else if ((hw->device_id == IXGBE_DEV_ID_82599_COMBO_BACKPLANE) ||
			   (hw->device_id == IXGBE_DEV_ID_82599_KX4_MEZZ)) {
			ecmd->supported |= (SUPPORTED_1000baseT_Full |
					    SUPPORTED_Autoneg |
					    SUPPORTED_FIBRE);
			ecmd->advertising = (ADVERTISED_10000baseT_Full |
					     ADVERTISED_1000baseT_Full |
					     ADVERTISED_Autoneg |
					     ADVERTISED_FIBRE);
			ecmd->port = PORT_FIBRE;
		} else {
			ecmd->supported |= (SUPPORTED_1000baseT_Full |
					    SUPPORTED_FIBRE);
			ecmd->advertising = (ADVERTISED_10000baseT_Full |
					     ADVERTISED_1000baseT_Full |
					     ADVERTISED_FIBRE);
			ecmd->port = PORT_FIBRE;
		}
	} else {
		ecmd->supported |= SUPPORTED_FIBRE;
		ecmd->advertising = (ADVERTISED_10000baseT_Full |
		                     ADVERTISED_FIBRE);
		ecmd->port = PORT_FIBRE;
		ecmd->autoneg = AUTONEG_DISABLE;
	}

	/* Get PHY type */
	switch (adapter->hw.phy.type) {
	case ixgbe_phy_tn:
	case ixgbe_phy_aq:
	case ixgbe_phy_cu_unknown:
		/* Copper 10G-BASET */
		ecmd->port = PORT_TP;
		break;
	case ixgbe_phy_qt:
		ecmd->port = PORT_FIBRE;
		break;
	case ixgbe_phy_nl:
	case ixgbe_phy_sfp_passive_tyco:
	case ixgbe_phy_sfp_passive_unknown:
	case ixgbe_phy_sfp_ftl:
	case ixgbe_phy_sfp_avago:
	case ixgbe_phy_sfp_intel:
	case ixgbe_phy_sfp_unknown:
		switch (adapter->hw.phy.sfp_type) {
		/* SFP+ devices, further checking needed */
		case ixgbe_sfp_type_da_cu:
		case ixgbe_sfp_type_da_cu_core0:
		case ixgbe_sfp_type_da_cu_core1:
			ecmd->port = PORT_DA;
			break;
		case ixgbe_sfp_type_sr:
		case ixgbe_sfp_type_lr:
		case ixgbe_sfp_type_srlr_core0:
		case ixgbe_sfp_type_srlr_core1:
			ecmd->port = PORT_FIBRE;
			break;
		case ixgbe_sfp_type_not_present:
			ecmd->port = PORT_NONE;
			break;
		case ixgbe_sfp_type_1g_cu_core0:
		case ixgbe_sfp_type_1g_cu_core1:
			ecmd->port = PORT_TP;
			ecmd->supported = SUPPORTED_TP;
			ecmd->advertising = (ADVERTISED_1000baseT_Full |
			                     ADVERTISED_TP);
			break;
		case ixgbe_sfp_type_unknown:
		default:
			ecmd->port = PORT_OTHER;
			break;
		}
		break;
	case ixgbe_phy_xaui:
		ecmd->port = PORT_NONE;
		break;
	case ixgbe_phy_unknown:
	case ixgbe_phy_generic:
	case ixgbe_phy_sfp_unsupported:
	default:
		ecmd->port = PORT_OTHER;
		break;
	}

	hw->mac.ops.check_link(hw, &link_speed, &link_up, false);
	if (link_up) {
		switch (link_speed) {
		case IXGBE_LINK_SPEED_10GB_FULL:
			ethtool_cmd_speed_set(ecmd, SPEED_10000);
			break;
		case IXGBE_LINK_SPEED_1GB_FULL:
			ethtool_cmd_speed_set(ecmd, SPEED_1000);
			break;
		case IXGBE_LINK_SPEED_100_FULL:
			ethtool_cmd_speed_set(ecmd, SPEED_100);
			break;
		default:
			break;
		}
		ecmd->duplex = DUPLEX_FULL;
	} else {
		ethtool_cmd_speed_set(ecmd, -1);
		ecmd->duplex = -1;
	}

	return 0;
}

static int ixgbe_set_settings(struct net_device *netdev,
                              struct ethtool_cmd *ecmd)
{
	struct ixgbe_adapter *adapter = netdev_priv(netdev);
	struct ixgbe_hw *hw = &adapter->hw;
	u32 advertised, old;
	s32 err = 0;

	if ((hw->phy.media_type == ixgbe_media_type_copper) ||
	    (hw->phy.multispeed_fiber)) {
		/* 10000/copper and 1000/copper must autoneg
		 * this function does not support any duplex forcing, but can
		 * limit the advertising of the adapter to only 10000 or 1000 */
		if (ecmd->autoneg == AUTONEG_DISABLE)
			return -EINVAL;

		old = hw->phy.autoneg_advertised;
		advertised = 0;
		if (ecmd->advertising & ADVERTISED_10000baseT_Full)
			advertised |= IXGBE_LINK_SPEED_10GB_FULL;

		if (ecmd->advertising & ADVERTISED_1000baseT_Full)
			advertised |= IXGBE_LINK_SPEED_1GB_FULL;

		if (ecmd->advertising & ADVERTISED_100baseT_Full)
			advertised |= IXGBE_LINK_SPEED_100_FULL;

		if (old == advertised)
			return err;
		/* this sets the link speed and restarts auto-neg */
		hw->mac.autotry_restart = true;
		err = hw->mac.ops.setup_link(hw, advertised, true, true);
		if (err) {
			e_info(probe, "setup link failed with code %d\n", err);
			hw->mac.ops.setup_link(hw, old, true, true);
		}
	} else {
		/* in this case we currently only support 10Gb/FULL */
		u32 speed = ethtool_cmd_speed(ecmd);
		if ((ecmd->autoneg == AUTONEG_ENABLE) ||
		    (ecmd->advertising != ADVERTISED_10000baseT_Full) ||
		    (speed + ecmd->duplex != SPEED_10000 + DUPLEX_FULL))
			return -EINVAL;
	}

	return err;
}

static void ixgbe_get_pauseparam(struct net_device *netdev,
                                 struct ethtool_pauseparam *pause)
{
	struct ixgbe_adapter *adapter = netdev_priv(netdev);
	struct ixgbe_hw *hw = &adapter->hw;

	/*
	 * Flow Control Autoneg isn't on if
	 *  - we didn't ask for it OR
	 *  - it failed, we know this by tx & rx being off
	 */
	if (hw->fc.disable_fc_autoneg ||
	    (hw->fc.current_mode == ixgbe_fc_none))
		pause->autoneg = 0;
	else
		pause->autoneg = 1;

	if (hw->fc.current_mode == ixgbe_fc_rx_pause) {
		pause->rx_pause = 1;
	} else if (hw->fc.current_mode == ixgbe_fc_tx_pause) {
		pause->tx_pause = 1;
	} else if (hw->fc.current_mode == ixgbe_fc_full) {
		pause->rx_pause = 1;
		pause->tx_pause = 1;
#ifdef CONFIG_DCB
	} else if (hw->fc.current_mode == ixgbe_fc_pfc) {
		pause->rx_pause = 0;
		pause->tx_pause = 0;
#endif
	}
}

static int ixgbe_set_pauseparam(struct net_device *netdev,
                                struct ethtool_pauseparam *pause)
{
	struct ixgbe_adapter *adapter = netdev_priv(netdev);
	struct ixgbe_hw *hw = &adapter->hw;
	struct ixgbe_fc_info fc;

#ifdef CONFIG_DCB
	if (adapter->dcb_cfg.pfc_mode_enable ||
		((hw->mac.type == ixgbe_mac_82598EB) &&
		(adapter->flags & IXGBE_FLAG_DCB_ENABLED)))
		return -EINVAL;

#endif
	fc = hw->fc;

	if (pause->autoneg != AUTONEG_ENABLE)
		fc.disable_fc_autoneg = true;
	else
		fc.disable_fc_autoneg = false;

	if ((pause->rx_pause && pause->tx_pause) || pause->autoneg)
		fc.requested_mode = ixgbe_fc_full;
	else if (pause->rx_pause && !pause->tx_pause)
		fc.requested_mode = ixgbe_fc_rx_pause;
	else if (!pause->rx_pause && pause->tx_pause)
		fc.requested_mode = ixgbe_fc_tx_pause;
	else if (!pause->rx_pause && !pause->tx_pause)
		fc.requested_mode = ixgbe_fc_none;
	else
		return -EINVAL;

#ifdef CONFIG_DCB
	adapter->last_lfc_mode = fc.requested_mode;
#endif

	/* if the thing changed then we'll update and use new autoneg */
	if (memcmp(&fc, &hw->fc, sizeof(struct ixgbe_fc_info))) {
		hw->fc = fc;
		if (netif_running(netdev))
			ixgbe_reinit_locked(adapter);
		else
			ixgbe_reset(adapter);
	}

	return 0;
}

static u32 ixgbe_get_rx_csum(struct net_device *netdev)
{
	struct ixgbe_adapter *adapter = netdev_priv(netdev);
	return adapter->flags & IXGBE_FLAG_RX_CSUM_ENABLED;
}

static int ixgbe_set_rx_csum(struct net_device *netdev, u32 data)
{
	struct ixgbe_adapter *adapter = netdev_priv(netdev);
	if (data)
		adapter->flags |= IXGBE_FLAG_RX_CSUM_ENABLED;
	else
		adapter->flags &= ~IXGBE_FLAG_RX_CSUM_ENABLED;

	return 0;
}

static u32 ixgbe_get_tx_csum(struct net_device *netdev)
{
	return (netdev->features & NETIF_F_IP_CSUM) != 0;
}

static int ixgbe_set_tx_csum(struct net_device *netdev, u32 data)
{
	struct ixgbe_adapter *adapter = netdev_priv(netdev);
	u32 feature_list;

	feature_list = (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM);
	switch (adapter->hw.mac.type) {
	case ixgbe_mac_82599EB:
	case ixgbe_mac_X540:
		feature_list |= NETIF_F_SCTP_CSUM;
		break;
	default:
		break;
	}
	if (data)
		netdev->features |= feature_list;
	else
		netdev->features &= ~feature_list;

	return 0;
}

static int ixgbe_set_tso(struct net_device *netdev, u32 data)
{
	if (data) {
		netdev->features |= NETIF_F_TSO;
		netdev->features |= NETIF_F_TSO6;
	} else {
		netdev->features &= ~NETIF_F_TSO;
		netdev->features &= ~NETIF_F_TSO6;
	}
	return 0;
}

static u32 ixgbe_get_msglevel(struct net_device *netdev)
{
	struct ixgbe_adapter *adapter = netdev_priv(netdev);
	return adapter->msg_enable;
}

static void ixgbe_set_msglevel(struct net_device *netdev, u32 data)
{
	struct ixgbe_adapter *adapter = netdev_priv(netdev);
	adapter->msg_enable = data;
}

static int ixgbe_get_regs_len(struct net_device *netdev)
{
#define IXGBE_REGS_LEN  1128
	return IXGBE_REGS_LEN * sizeof(u32);
}

#define IXGBE_GET_STAT(_A_, _R_) _A_->stats._R_

static void ixgbe_get_regs(struct net_device *netdev,
                           struct ethtool_regs *regs, void *p)
{
	struct ixgbe_adapter *adapter = netdev_priv(netdev);
	struct ixgbe_hw *hw = &adapter->hw;
	u32 *regs_buff = p;
	u8 i;

	memset(p, 0, IXGBE_REGS_LEN * sizeof(u32));

	regs->version = (1 << 24) | hw->revision_id << 16 | hw->device_id;

	/* General Registers */
	regs_buff[0] = IXGBE_READ_REG(hw, IXGBE_CTRL);
	regs_buff[1] = IXGBE_READ_REG(hw, IXGBE_STATUS);
	regs_buff[2] = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT);
	regs_buff[3] = IXGBE_READ_REG(hw, IXGBE_ESDP);
	regs_buff[4] = IXGBE_READ_REG(hw, IXGBE_EODSDP);
	regs_buff[5] = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
	regs_buff[6] = IXGBE_READ_REG(hw, IXGBE_FRTIMER);
	regs_buff[7] = IXGBE_READ_REG(hw, IXGBE_TCPTIMER);

	/* NVM Register */
	regs_buff[8] = IXGBE_READ_REG(hw, IXGBE_EEC);
	regs_buff[9] = IXGBE_READ_REG(hw, IXGBE_EERD);
	regs_buff[10] = IXGBE_READ_REG(hw, IXGBE_FLA);
	regs_buff[11] = IXGBE_READ_REG(hw, IXGBE_EEMNGCTL);
	regs_buff[12] = IXGBE_READ_REG(hw, IXGBE_EEMNGDATA);
	regs_buff[13] = IXGBE_READ_REG(hw, IXGBE_FLMNGCTL);
	regs_buff[14] = IXGBE_READ_REG(hw, IXGBE_FLMNGDATA);
	regs_buff[15] = IXGBE_READ_REG(hw, IXGBE_FLMNGCNT);
	regs_buff[16] = IXGBE_READ_REG(hw, IXGBE_FLOP);
	regs_buff[17] = IXGBE_READ_REG(hw, IXGBE_GRC);

	/* Interrupt */
	/* don't read EICR because it can clear interrupt causes, instead
	 * read EICS which is a shadow but doesn't clear EICR */
	regs_buff[18] = IXGBE_READ_REG(hw, IXGBE_EICS);
	regs_buff[19] = IXGBE_READ_REG(hw, IXGBE_EICS);
	regs_buff[20] = IXGBE_READ_REG(hw, IXGBE_EIMS);
	regs_buff[21] = IXGBE_READ_REG(hw, IXGBE_EIMC);
	regs_buff[22] = IXGBE_READ_REG(hw, IXGBE_EIAC);
	regs_buff[23] = IXGBE_READ_REG(hw, IXGBE_EIAM);
	regs_buff[24] = IXGBE_READ_REG(hw, IXGBE_EITR(0));
	regs_buff[25] = IXGBE_READ_REG(hw, IXGBE_IVAR(0));
	regs_buff[26] = IXGBE_READ_REG(hw, IXGBE_MSIXT);
	regs_buff[27] = IXGBE_READ_REG(hw, IXGBE_MSIXPBA);
	regs_buff[28] = IXGBE_READ_REG(hw, IXGBE_PBACL(0));
	regs_buff[29] = IXGBE_READ_REG(hw, IXGBE_GPIE);

	/* Flow Control */
	regs_buff[30] = IXGBE_READ_REG(hw, IXGBE_PFCTOP);
	regs_buff[31] = IXGBE_READ_REG(hw, IXGBE_FCTTV(0));
	regs_buff[32] = IXGBE_READ_REG(hw, IXGBE_FCTTV(1));
	regs_buff[33] = IXGBE_READ_REG(hw, IXGBE_FCTTV(2));
	regs_buff[34] = IXGBE_READ_REG(hw, IXGBE_FCTTV(3));
	for (i = 0; i < 8; i++) {
		switch (hw->mac.type) {
		case ixgbe_mac_82598EB:
			regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTL(i));
			regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTH(i));
			break;
		case ixgbe_mac_82599EB:
			regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTL_82599(i));
			regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTH_82599(i));
			break;
		default:
			break;
		}
	}
	regs_buff[51] = IXGBE_READ_REG(hw, IXGBE_FCRTV);
	regs_buff[52] = IXGBE_READ_REG(hw, IXGBE_TFCS);

	/* Receive DMA */
	for (i = 0; i < 64; i++)
		regs_buff[53 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAL(i));
	for (i = 0; i < 64; i++)
		regs_buff[117 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAH(i));
	for (i = 0; i < 64; i++)
		regs_buff[181 + i] = IXGBE_READ_REG(hw, IXGBE_RDLEN(i));
	for (i = 0; i < 64; i++)
		regs_buff[245 + i] = IXGBE_READ_REG(hw, IXGBE_RDH(i));
	for (i = 0; i < 64; i++)
		regs_buff[309 + i] = IXGBE_READ_REG(hw, IXGBE_RDT(i));
	for (i = 0; i < 64; i++)
		regs_buff[373 + i] = IXGBE_READ_REG(hw, IXGBE_RXDCTL(i));
	for (i = 0; i < 16; i++)
		regs_buff[437 + i] = IXGBE_READ_REG(hw, IXGBE_SRRCTL(i));
	for (i = 0; i < 16; i++)
		regs_buff[453 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_RXCTRL(i));
	regs_buff[469] = IXGBE_READ_REG(hw, IXGBE_RDRXCTL);
	for (i = 0; i < 8; i++)
		regs_buff[470 + i] = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(i));
	regs_buff[478] = IXGBE_READ_REG(hw, IXGBE_RXCTRL);
	regs_buff[479] = IXGBE_READ_REG(hw, IXGBE_DROPEN);

	/* Receive */
	regs_buff[480] = IXGBE_READ_REG(hw, IXGBE_RXCSUM);
	regs_buff[481] = IXGBE_READ_REG(hw, IXGBE_RFCTL);
	for (i = 0; i < 16; i++)
		regs_buff[482 + i] = IXGBE_READ_REG(hw, IXGBE_RAL(i));
	for (i = 0; i < 16; i++)
		regs_buff[498 + i] = IXGBE_READ_REG(hw, IXGBE_RAH(i));
	regs_buff[514] = IXGBE_READ_REG(hw, IXGBE_PSRTYPE(0));
	regs_buff[515] = IXGBE_READ_REG(hw, IXGBE_FCTRL);
	regs_buff[516] = IXGBE_READ_REG(hw, IXGBE_VLNCTRL);
	regs_buff[517] = IXGBE_READ_REG(hw, IXGBE_MCSTCTRL);
	regs_buff[518] = IXGBE_READ_REG(hw, IXGBE_MRQC);
	regs_buff[519] = IXGBE_READ_REG(hw, IXGBE_VMD_CTL);
	for (i = 0; i < 8; i++)
		regs_buff[520 + i] = IXGBE_READ_REG(hw, IXGBE_IMIR(i));
	for (i = 0; i < 8; i++)
		regs_buff[528 + i] = IXGBE_READ_REG(hw, IXGBE_IMIREXT(i));
	regs_buff[536] = IXGBE_READ_REG(hw, IXGBE_IMIRVP);

	/* Transmit */
	for (i = 0; i < 32; i++)
		regs_buff[537 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAL(i));
	for (i = 0; i < 32; i++)
		regs_buff[569 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAH(i));
	for (i = 0; i < 32; i++)
		regs_buff[601 + i] = IXGBE_READ_REG(hw, IXGBE_TDLEN(i));
	for (i = 0; i < 32; i++)
		regs_buff[633 + i] = IXGBE_READ_REG(hw, IXGBE_TDH(i));
	for (i = 0; i < 32; i++)
		regs_buff[665 + i] = IXGBE_READ_REG(hw, IXGBE_TDT(i));
	for (i = 0; i < 32; i++)
		regs_buff[697 + i] = IXGBE_READ_REG(hw, IXGBE_TXDCTL(i));
	for (i = 0; i < 32; i++)
		regs_buff[729 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAL(i));
	for (i = 0; i < 32; i++)
		regs_buff[761 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAH(i));
	regs_buff[793] = IXGBE_READ_REG(hw, IXGBE_DTXCTL);
	for (i = 0; i < 16; i++)
		regs_buff[794 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(i));
	regs_buff[810] = IXGBE_READ_REG(hw, IXGBE_TIPG);
	for (i = 0; i < 8; i++)
		regs_buff[811 + i] = IXGBE_READ_REG(hw, IXGBE_TXPBSIZE(i));
	regs_buff[819] = IXGBE_READ_REG(hw, IXGBE_MNGTXMAP);

	/* Wake Up */
	regs_buff[820] = IXGBE_READ_REG(hw, IXGBE_WUC);
	regs_buff[821] = IXGBE_READ_REG(hw, IXGBE_WUFC);
	regs_buff[822] = IXGBE_READ_REG(hw, IXGBE_WUS);
	regs_buff[823] = IXGBE_READ_REG(hw, IXGBE_IPAV);
	regs_buff[824] = IXGBE_READ_REG(hw, IXGBE_IP4AT);
	regs_buff[825] = IXGBE_READ_REG(hw, IXGBE_IP6AT);
	regs_buff[826] = IXGBE_READ_REG(hw, IXGBE_WUPL);
	regs_buff[827] = IXGBE_READ_REG(hw, IXGBE_WUPM);
	regs_buff[828] = IXGBE_READ_REG(hw, IXGBE_FHFT(0));

	/* DCB */
	regs_buff[829] = IXGBE_READ_REG(hw, IXGBE_RMCS);
	regs_buff[830] = IXGBE_READ_REG(hw, IXGBE_DPMCS);
	regs_buff[831] = IXGBE_READ_REG(hw, IXGBE_PDPMCS);
	regs_buff[832] = IXGBE_READ_REG(hw, IXGBE_RUPPBMR);
	for (i = 0; i < 8; i++)
		regs_buff[833 + i] = IXGBE_READ_REG(hw, IXGBE_RT2CR(i));
	for (i = 0; i < 8; i++)
		regs_buff[841 + i] = IXGBE_READ_REG(hw, IXGBE_RT2SR(i));
	for (i = 0; i < 8; i++)
		regs_buff[849 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCCR(i));
	for (i = 0; i < 8; i++)
		regs_buff[857 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCSR(i));
	for (i = 0; i < 8; i++)
		regs_buff[865 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCCR(i));
	for (i = 0; i < 8; i++)
		regs_buff[873 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCSR(i));

	/* Statistics */
	regs_buff[881] = IXGBE_GET_STAT(adapter, crcerrs);
	regs_buff[882] = IXGBE_GET_STAT(adapter, illerrc);
	regs_buff[883] = IXGBE_GET_STAT(adapter, errbc);
	regs_buff[884] = IXGBE_GET_STAT(adapter, mspdc);
	for (i = 0; i < 8; i++)
		regs_buff[885 + i] = IXGBE_GET_STAT(adapter, mpc[i]);
	regs_buff[893] = IXGBE_GET_STAT(adapter, mlfc);
	regs_buff[894] = IXGBE_GET_STAT(adapter, mrfc);
	regs_buff[895] = IXGBE_GET_STAT(adapter, rlec);
	regs_buff[896] = IXGBE_GET_STAT(adapter, lxontxc);
	regs_buff[897] = IXGBE_GET_STAT(adapter, lxonrxc);
	regs_buff[898] = IXGBE_GET_STAT(adapter, lxofftxc);
	regs_buff[899] = IXGBE_GET_STAT(adapter, lxoffrxc);
	for (i = 0; i < 8; i++)
		regs_buff[900 + i] = IXGBE_GET_STAT(adapter, pxontxc[i]);
	for (i = 0; i < 8; i++)
		regs_buff[908 + i] = IXGBE_GET_STAT(adapter, pxonrxc[i]);
	for (i = 0; i < 8; i++)
		regs_buff[916 + i] = IXGBE_GET_STAT(adapter, pxofftxc[i]);
	for (i = 0; i < 8; i++)
		regs_buff[924 + i] = IXGBE_GET_STAT(adapter, pxoffrxc[i]);
	regs_buff[932] = IXGBE_GET_STAT(adapter, prc64);
	regs_buff[933] = IXGBE_GET_STAT(adapter, prc127);
	regs_buff[934] = IXGBE_GET_STAT(adapter, prc255);
	regs_buff[935] = IXGBE_GET_STAT(adapter, prc511);
	regs_buff[936] = IXGBE_GET_STAT(adapter, prc1023);
	regs_buff[937] = IXGBE_GET_STAT(adapter, prc1522);
	regs_buff[938] = IXGBE_GET_STAT(adapter, gprc);
	regs_buff[939] = IXGBE_GET_STAT(adapter, bprc);
	regs_buff[940] = IXGBE_GET_STAT(adapter, mprc);
	regs_buff[941] = IXGBE_GET_STAT(adapter, gptc);
	regs_buff[942] = IXGBE_GET_STAT(adapter, gorc);
	regs_buff[944] = IXGBE_GET_STAT(adapter, gotc);
	for (i = 0; i < 8; i++)
		regs_buff[946 + i] = IXGBE_GET_STAT(adapter, rnbc[i]);
	regs_buff[954] = IXGBE_GET_STAT(adapter, ruc);
	regs_buff[955] = IXGBE_GET_STAT(adapter, rfc);
	regs_buff[956] = IXGBE_GET_STAT(adapter, roc);
	regs_buff[957] = IXGBE_GET_STAT(adapter, rjc);
	regs_buff[958] = IXGBE_GET_STAT(adapter, mngprc);
	regs_buff[959] = IXGBE_GET_STAT(adapter, mngpdc);
	regs_buff[960] = IXGBE_GET_STAT(adapter, mngptc);
	regs_buff[961] = IXGBE_GET_STAT(adapter, tor);
	regs_buff[963] = IXGBE_GET_STAT(adapter, tpr);
	regs_buff[964] = IXGBE_GET_STAT(adapter, tpt);
	regs_buff[965] = IXGBE_GET_STAT(adapter, ptc64);
	regs_buff[966] = IXGBE_GET_STAT(adapter, ptc127);
	regs_buff[967] = IXGBE_GET_STAT(adapter, ptc255);
	regs_buff[968] = IXGBE_GET_STAT(adapter, ptc511);
	regs_buff[969] = IXGBE_GET_STAT(adapter, ptc1023);
	regs_buff[970] = IXGBE_GET_STAT(adapter, ptc1522);
	regs_buff[971] = IXGBE_GET_STAT(adapter, mptc);
	regs_buff[972] = IXGBE_GET_STAT(adapter, bptc);
	regs_buff[973] = IXGBE_GET_STAT(adapter, xec);
	for (i = 0; i < 16; i++)
		regs_buff[974 + i] = IXGBE_GET_STAT(adapter, qprc[i]);
	for (i = 0; i < 16; i++)
		regs_buff[990 + i] = IXGBE_GET_STAT(adapter, qptc[i]);
	for (i = 0; i < 16; i++)
		regs_buff[1006 + i] = IXGBE_GET_STAT(adapter, qbrc[i]);
	for (i = 0; i < 16; i++)
		regs_buff[1022 + i] = IXGBE_GET_STAT(adapter, qbtc[i]);

	/* MAC */
	regs_buff[1038] = IXGBE_READ_REG(hw, IXGBE_PCS1GCFIG);
	regs_buff[1039] = IXGBE_READ_REG(hw, IXGBE_PCS1GLCTL);
	regs_buff[1040] = IXGBE_READ_REG(hw, IXGBE_PCS1GLSTA);
	regs_buff[1041] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG0);
	regs_buff[1042] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG1);
	regs_buff[1043] = IXGBE_READ_REG(hw, IXGBE_PCS1GANA);
	regs_buff[1044] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLP);
	regs_buff[1045] = IXGBE_READ_REG(hw, IXGBE_PCS1GANNP);
	regs_buff[1046] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLPNP);
	regs_buff[1047] = IXGBE_READ_REG(hw, IXGBE_HLREG0);
	regs_buff[1048] = IXGBE_READ_REG(hw, IXGBE_HLREG1);
	regs_buff[1049] = IXGBE_READ_REG(hw, IXGBE_PAP);
	regs_buff[1050] = IXGBE_READ_REG(hw, IXGBE_MACA);
	regs_buff[1051] = IXGBE_READ_REG(hw, IXGBE_APAE);
	regs_buff[1052] = IXGBE_READ_REG(hw, IXGBE_ARD);
	regs_buff[1053] = IXGBE_READ_REG(hw, IXGBE_AIS);
	regs_buff[1054] = IXGBE_READ_REG(hw, IXGBE_MSCA);
	regs_buff[1055] = IXGBE_READ_REG(hw, IXGBE_MSRWD);
	regs_buff[1056] = IXGBE_READ_REG(hw, IXGBE_MLADD);
	regs_buff[1057] = IXGBE_READ_REG(hw, IXGBE_MHADD);
	regs_buff[1058] = IXGBE_READ_REG(hw, IXGBE_TREG);
	regs_buff[1059] = IXGBE_READ_REG(hw, IXGBE_PCSS1);
	regs_buff[1060] = IXGBE_READ_REG(hw, IXGBE_PCSS2);
	regs_buff[1061] = IXGBE_READ_REG(hw, IXGBE_XPCSS);
	regs_buff[1062] = IXGBE_READ_REG(hw, IXGBE_SERDESC);
	regs_buff[1063] = IXGBE_READ_REG(hw, IXGBE_MACS);
	regs_buff[1064] = IXGBE_READ_REG(hw, IXGBE_AUTOC);
	regs_buff[1065] = IXGBE_READ_REG(hw, IXGBE_LINKS);
	regs_buff[1066] = IXGBE_READ_REG(hw, IXGBE_AUTOC2);
	regs_buff[1067] = IXGBE_READ_REG(hw, IXGBE_AUTOC3);
	regs_buff[1068] = IXGBE_READ_REG(hw, IXGBE_ANLP1);
	regs_buff[1069] = IXGBE_READ_REG(hw, IXGBE_ANLP2);
	regs_buff[1070] = IXGBE_READ_REG(hw, IXGBE_ATLASCTL);

	/* Diagnostic */
	regs_buff[1071] = IXGBE_READ_REG(hw, IXGBE_RDSTATCTL);
	for (i = 0; i < 8; i++)
		regs_buff[1072 + i] = IXGBE_READ_REG(hw, IXGBE_RDSTAT(i));
	regs_buff[1080] = IXGBE_READ_REG(hw, IXGBE_RDHMPN);
	for (i = 0; i < 4; i++)
		regs_buff[1081 + i] = IXGBE_READ_REG(hw, IXGBE_RIC_DW(i));
	regs_buff[1085] = IXGBE_READ_REG(hw, IXGBE_RDPROBE);
	regs_buff[1086] = IXGBE_READ_REG(hw, IXGBE_TDSTATCTL);
	for (i = 0; i < 8; i++)
		regs_buff[1087 + i] = IXGBE_READ_REG(hw, IXGBE_TDSTAT(i));
	regs_buff[1095] = IXGBE_READ_REG(hw, IXGBE_TDHMPN);
	for (i = 0; i < 4; i++)
		regs_buff[1096 + i] = IXGBE_READ_REG(hw, IXGBE_TIC_DW(i));
	regs_buff[1100] = IXGBE_READ_REG(hw, IXGBE_TDPROBE);
	regs_buff[1101] = IXGBE_READ_REG(hw, IXGBE_TXBUFCTRL);
	regs_buff[1102] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA0);
	regs_buff[1103] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA1);
	regs_buff[1104] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA2);
	regs_buff[1105] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA3);
	regs_buff[1106] = IXGBE_READ_REG(hw, IXGBE_RXBUFCTRL);
	regs_buff[1107] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA0);
	regs_buff[1108] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA1);
	regs_buff[1109] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA2);
	regs_buff[1110] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA3);
	for (i = 0; i < 8; i++)
		regs_buff[1111 + i] = IXGBE_READ_REG(hw, IXGBE_PCIE_DIAG(i));
	regs_buff[1119] = IXGBE_READ_REG(hw, IXGBE_RFVAL);
	regs_buff[1120] = IXGBE_READ_REG(hw, IXGBE_MDFTC1);
	regs_buff[1121] = IXGBE_READ_REG(hw, IXGBE_MDFTC2);
	regs_buff[1122] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO1);
	regs_buff[1123] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO2);
	regs_buff[1124] = IXGBE_READ_REG(hw, IXGBE_MDFTS);
	regs_buff[1125] = IXGBE_READ_REG(hw, IXGBE_PCIEECCCTL);
	regs_buff[1126] = IXGBE_READ_REG(hw, IXGBE_PBTXECC);
	regs_buff[1127] = IXGBE_READ_REG(hw, IXGBE_PBRXECC);
}

static int ixgbe_get_eeprom_len(struct net_device *netdev)
{
	struct ixgbe_adapter *adapter = netdev_priv(netdev);
	return adapter->hw.eeprom.word_size * 2;
}

static int ixgbe_get_eeprom(struct net_device *netdev,
                            struct ethtool_eeprom *eeprom, u8 *bytes)
{
	struct ixgbe_adapter *adapter = netdev_priv(netdev);
	struct ixgbe_hw *hw = &adapter->hw;
	u16 *eeprom_buff;
	int first_word, last_word, eeprom_len;
	int ret_val = 0;
	u16 i;

	if (eeprom->len == 0)
		return -EINVAL;

	eeprom->magic = hw->vendor_id | (hw->device_id << 16);

	first_word = eeprom->offset >> 1;
	last_word = (eeprom->offset + eeprom->len - 1) >> 1;
	eeprom_len = last_word - first_word + 1;

	eeprom_buff = kmalloc(sizeof(u16) * eeprom_len, GFP_KERNEL);
	if (!eeprom_buff)
		return -ENOMEM;

	ret_val = hw->eeprom.ops.read_buffer(hw, first_word, eeprom_len,
					     eeprom_buff);

	/* Device's eeprom is always little-endian, word addressable */
	for (i = 0; i < eeprom_len; i++)
		le16_to_cpus(&eeprom_buff[i]);

	memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len);
	kfree(eeprom_buff);

	return ret_val;
}

static void ixgbe_get_drvinfo(struct net_device *netdev,
                              struct ethtool_drvinfo *drvinfo)
{
	struct ixgbe_adapter *adapter = netdev_priv(netdev);
	char firmware_version[32];

	strncpy(drvinfo->driver, ixgbe_driver_name,
	        sizeof(drvinfo->driver) - 1);
	strncpy(drvinfo->version, ixgbe_driver_version,
	        sizeof(drvinfo->version) - 1);

	snprintf(firmware_version, sizeof(firmware_version), "%d.%d-%d",
	         (adapter->eeprom_version & 0xF000) >> 12,
	         (adapter->eeprom_version & 0x0FF0) >> 4,
	         adapter->eeprom_version & 0x000F);

	strncpy(drvinfo->fw_version, firmware_version,
	        sizeof(drvinfo->fw_version));
	strncpy(drvinfo->bus_info, pci_name(adapter->pdev),
	        sizeof(drvinfo->bus_info));
	drvinfo->n_stats = IXGBE_STATS_LEN;
	drvinfo->testinfo_len = IXGBE_TEST_LEN;
	drvinfo->regdump_len = ixgbe_get_regs_len(netdev);
}

static void ixgbe_get_ringparam(struct net_device *netdev,
                                struct ethtool_ringparam *ring)
{
	struct ixgbe_adapter *adapter = netdev_priv(netdev);
	struct ixgbe_ring *tx_ring = adapter->tx_ring[0];
	struct ixgbe_ring *rx_ring = adapter->rx_ring[0];

	ring->rx_max_pending = IXGBE_MAX_RXD;
	ring->tx_max_pending = IXGBE_MAX_TXD;
	ring->rx_mini_max_pending = 0;
	ring->rx_jumbo_max_pending = 0;
	ring->rx_pending = rx_ring->count;
	ring->tx_pending = tx_ring->count;
	ring->rx_mini_pending = 0;
	ring->rx_jumbo_pending = 0;
}

static int ixgbe_set_ringparam(struct net_device *netdev,
                               struct ethtool_ringparam *ring)
{
	struct ixgbe_adapter *adapter = netdev_priv(netdev);
	struct ixgbe_ring *temp_tx_ring, *temp_rx_ring;
	int i, err = 0;
	u32 new_rx_count, new_tx_count;
	bool need_update = false;

	if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
		return -EINVAL;

	new_rx_count = max(ring->rx_pending, (u32)IXGBE_MIN_RXD);
	new_rx_count = min(new_rx_count, (u32)IXGBE_MAX_RXD);
	new_rx_count = ALIGN(new_rx_count, IXGBE_REQ_RX_DESCRIPTOR_MULTIPLE);

	new_tx_count = max(ring->tx_pending, (u32)IXGBE_MIN_TXD);
	new_tx_count = min(new_tx_count, (u32)IXGBE_MAX_TXD);
	new_tx_count = ALIGN(new_tx_count, IXGBE_REQ_TX_DESCRIPTOR_MULTIPLE);

	if ((new_tx_count == adapter->tx_ring[0]->count) &&
	    (new_rx_count == adapter->rx_ring[0]->count)) {
		/* nothing to do */
		return 0;
	}

	while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state))
		usleep_range(1000, 2000);

	if (!netif_running(adapter->netdev)) {
		for (i = 0; i < adapter->num_tx_queues; i++)
			adapter->tx_ring[i]->count = new_tx_count;
		for (i = 0; i < adapter->num_rx_queues; i++)
			adapter->rx_ring[i]->count = new_rx_count;
		adapter->tx_ring_count = new_tx_count;
		adapter->rx_ring_count = new_rx_count;
		goto clear_reset;
	}

	temp_tx_ring = vmalloc(adapter->num_tx_queues * sizeof(struct ixgbe_ring));
	if (!temp_tx_ring) {
		err = -ENOMEM;
		goto clear_reset;
	}

	if (new_tx_count != adapter->tx_ring_count) {
		for (i = 0; i < adapter->num_tx_queues; i++) {
			memcpy(&temp_tx_ring[i], adapter->tx_ring[i],
			       sizeof(struct ixgbe_ring));
			temp_tx_ring[i].count = new_tx_count;
			err = ixgbe_setup_tx_resources(&temp_tx_ring[i]);
			if (err) {
				while (i) {
					i--;
					ixgbe_free_tx_resources(&temp_tx_ring[i]);
				}
				goto clear_reset;
			}
		}
		need_update = true;
	}

	temp_rx_ring = vmalloc(adapter->num_rx_queues * sizeof(struct ixgbe_ring));
	if (!temp_rx_ring) {
		err = -ENOMEM;
		goto err_setup;
	}

	if (new_rx_count != adapter->rx_ring_count) {
		for (i = 0; i < adapter->num_rx_queues; i++) {
			memcpy(&temp_rx_ring[i], adapter->rx_ring[i],
			       sizeof(struct ixgbe_ring));
			temp_rx_ring[i].count = new_rx_count;
			err = ixgbe_setup_rx_resources(&temp_rx_ring[i]);
			if (err) {
				while (i) {
					i--;
					ixgbe_free_rx_resources(&temp_rx_ring[i]);
				}
				goto err_setup;
			}
		}
		need_update = true;
	}

	/* if rings need to be updated, here's the place to do it in one shot */
	if (need_update) {
		ixgbe_down(adapter);

		/* tx */
		if (new_tx_count != adapter->tx_ring_count) {
			for (i = 0; i < adapter->num_tx_queues; i++) {
				ixgbe_free_tx_resources(adapter->tx_ring[i]);
				memcpy(adapter->tx_ring[i], &temp_tx_ring[i],
				       sizeof(struct ixgbe_ring));
			}
			adapter->tx_ring_count = new_tx_count;
		}

		/* rx */
		if (new_rx_count != adapter->rx_ring_count) {
			for (i = 0; i < adapter->num_rx_queues; i++) {
				ixgbe_free_rx_resources(adapter->rx_ring[i]);
				memcpy(adapter->rx_ring[i], &temp_rx_ring[i],
				       sizeof(struct ixgbe_ring));
			}
			adapter->rx_ring_count = new_rx_count;
		}
		ixgbe_up(adapter);
	}

	vfree(temp_rx_ring);
err_setup:
	vfree(temp_tx_ring);
clear_reset:
	clear_bit(__IXGBE_RESETTING, &adapter->state);
	return err;
}

static int ixgbe_get_sset_count(struct net_device *netdev, int sset)
{
	switch (sset) {
	case ETH_SS_TEST:
		return IXGBE_TEST_LEN;
	case ETH_SS_STATS:
		return IXGBE_STATS_LEN;
	default:
		return -EOPNOTSUPP;
	}
}

static void ixgbe_get_ethtool_stats(struct net_device *netdev,
                                    struct ethtool_stats *stats, u64 *data)
{
	struct ixgbe_adapter *adapter = netdev_priv(netdev);
	struct rtnl_link_stats64 temp;
	const struct rtnl_link_stats64 *net_stats;
	unsigned int start;
	struct ixgbe_ring *ring;
	int i, j;
	char *p = NULL;

	ixgbe_update_stats(adapter);
	net_stats = dev_get_stats(netdev, &temp);
	for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
		switch (ixgbe_gstrings_stats[i].type) {
		case NETDEV_STATS:
			p = (char *) net_stats +
					ixgbe_gstrings_stats[i].stat_offset;
			break;
		case IXGBE_STATS:
			p = (char *) adapter +
					ixgbe_gstrings_stats[i].stat_offset;
			break;
		}

		data[i] = (ixgbe_gstrings_stats[i].sizeof_stat ==
		           sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
	}
	for (j = 0; j < adapter->num_tx_queues; j++) {
		ring = adapter->tx_ring[j];
		do {
			start = u64_stats_fetch_begin_bh(&ring->syncp);
			data[i]   = ring->stats.packets;
			data[i+1] = ring->stats.bytes;
		} while (u64_stats_fetch_retry_bh(&ring->syncp, start));
		i += 2;
	}
	for (j = 0; j < adapter->num_rx_queues; j++) {
		ring = adapter->rx_ring[j];
		do {
			start = u64_stats_fetch_begin_bh(&ring->syncp);
			data[i]   = ring->stats.packets;
			data[i+1] = ring->stats.bytes;
		} while (u64_stats_fetch_retry_bh(&ring->syncp, start));
		i += 2;
	}
	if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
		for (j = 0; j < MAX_TX_PACKET_BUFFERS; j++) {
			data[i++] = adapter->stats.pxontxc[j];
			data[i++] = adapter->stats.pxofftxc[j];
		}
		for (j = 0; j < MAX_RX_PACKET_BUFFERS; j++) {
			data[i++] = adapter->stats.pxonrxc[j];
			data[i++] = adapter->stats.pxoffrxc[j];
		}
	}
}

static void ixgbe_get_strings(struct net_device *netdev, u32 stringset,
                              u8 *data)
{
	struct ixgbe_adapter *adapter = netdev_priv(netdev);
	char *p = (char *)data;
	int i;

	switch (stringset) {
	case ETH_SS_TEST:
		memcpy(data, *ixgbe_gstrings_test,
		       IXGBE_TEST_LEN * ETH_GSTRING_LEN);
		break;
	case ETH_SS_STATS:
		for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
			memcpy(p, ixgbe_gstrings_stats[i].stat_string,
			       ETH_GSTRING_LEN);
			p += ETH_GSTRING_LEN;
		}
		for (i = 0; i < adapter->num_tx_queues; i++) {
			sprintf(p, "tx_queue_%u_packets", i);
			p += ETH_GSTRING_LEN;
			sprintf(p, "tx_queue_%u_bytes", i);
			p += ETH_GSTRING_LEN;
		}
		for (i = 0; i < adapter->num_rx_queues; i++) {
			sprintf(p, "rx_queue_%u_packets", i);
			p += ETH_GSTRING_LEN;
			sprintf(p, "rx_queue_%u_bytes", i);
			p += ETH_GSTRING_LEN;
		}
		if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
			for (i = 0; i < MAX_TX_PACKET_BUFFERS; i++) {
				sprintf(p, "tx_pb_%u_pxon", i);
				p += ETH_GSTRING_LEN;
				sprintf(p, "tx_pb_%u_pxoff", i);
				p += ETH_GSTRING_LEN;
			}
			for (i = 0; i < MAX_RX_PACKET_BUFFERS; i++) {
				sprintf(p, "rx_pb_%u_pxon", i);
				p += ETH_GSTRING_LEN;
				sprintf(p, "rx_pb_%u_pxoff", i);
				p += ETH_GSTRING_LEN;
			}
		}
		/* BUG_ON(p - data != IXGBE_STATS_LEN * ETH_GSTRING_LEN); */
		break;
	}
}

static int ixgbe_link_test(struct ixgbe_adapter *adapter, u64 *data)
{
	struct ixgbe_hw *hw = &adapter->hw;
	bool link_up;
	u32 link_speed = 0;
	*data = 0;

	hw->mac.ops.check_link(hw, &link_speed, &link_up, true);
	if (link_up)
		return *data;
	else
		*data = 1;
	return *data;
}

/* ethtool register test data */
struct ixgbe_reg_test {
	u16 reg;
	u8  array_len;
	u8  test_type;
	u32 mask;
	u32 write;
};

/* In the hardware, registers are laid out either singly, in arrays
 * spaced 0x40 bytes apart, or in contiguous tables.  We assume
 * most tests take place on arrays or single registers (handled
 * as a single-element array) and special-case the tables.
 * Table tests are always pattern tests.
 *
 * We also make provision for some required setup steps by specifying
 * registers to be written without any read-back testing.
 */

#define PATTERN_TEST	1
#define SET_READ_TEST	2
#define WRITE_NO_TEST	3
#define TABLE32_TEST	4
#define TABLE64_TEST_LO	5
#define TABLE64_TEST_HI	6

/* default 82599 register test */
static const struct ixgbe_reg_test reg_test_82599[] = {
	{ IXGBE_FCRTL_82599(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 },
	{ IXGBE_FCRTH_82599(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 },
	{ IXGBE_PFCTOP, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
	{ IXGBE_VLNCTRL, 1, PATTERN_TEST, 0x00000000, 0x00000000 },
	{ IXGBE_RDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFF80 },
	{ IXGBE_RDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
	{ IXGBE_RDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF },
	{ IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, IXGBE_RXDCTL_ENABLE },
	{ IXGBE_RDT(0), 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF },
	{ IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, 0 },
	{ IXGBE_FCRTH(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 },
	{ IXGBE_FCTTV(0), 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
	{ IXGBE_TDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF },
	{ IXGBE_TDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
	{ IXGBE_TDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFF80 },
	{ IXGBE_RXCTRL, 1, SET_READ_TEST, 0x00000001, 0x00000001 },
	{ IXGBE_RAL(0), 16, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF },
	{ IXGBE_RAL(0), 16, TABLE64_TEST_HI, 0x8001FFFF, 0x800CFFFF },
	{ IXGBE_MTA(0), 128, TABLE32_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
	{ 0, 0, 0, 0 }
};

/* default 82598 register test */
static const struct ixgbe_reg_test reg_test_82598[] = {
	{ IXGBE_FCRTL(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 },
	{ IXGBE_FCRTH(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 },
	{ IXGBE_PFCTOP, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
	{ IXGBE_VLNCTRL, 1, PATTERN_TEST, 0x00000000, 0x00000000 },
	{ IXGBE_RDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF },
	{ IXGBE_RDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
	{ IXGBE_RDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF },
	/* Enable all four RX queues before testing. */
	{ IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, IXGBE_RXDCTL_ENABLE },
	/* RDH is read-only for 82598, only test RDT. */
	{ IXGBE_RDT(0), 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF },
	{ IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, 0 },
	{ IXGBE_FCRTH(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 },
	{ IXGBE_FCTTV(0), 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
	{ IXGBE_TIPG, 1, PATTERN_TEST, 0x000000FF, 0x000000FF },
	{ IXGBE_TDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF },
	{ IXGBE_TDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
	{ IXGBE_TDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF },
	{ IXGBE_RXCTRL, 1, SET_READ_TEST, 0x00000003, 0x00000003 },
	{ IXGBE_DTXCTL, 1, SET_READ_TEST, 0x00000005, 0x00000005 },
	{ IXGBE_RAL(0), 16, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF },
	{ IXGBE_RAL(0), 16, TABLE64_TEST_HI, 0x800CFFFF, 0x800CFFFF },
	{ IXGBE_MTA(0), 128, TABLE32_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
	{ 0, 0, 0, 0 }
};

static bool reg_pattern_test(struct ixgbe_adapter *adapter, u64 *data, int reg,
			     u32 mask, u32 write)
{
	u32 pat, val, before;
	static const u32 test_pattern[] = {
		0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF};

	for (pat = 0; pat < ARRAY_SIZE(test_pattern); pat++) {
		before = readl(adapter->hw.hw_addr + reg);
		writel((test_pattern[pat] & write),
		       (adapter->hw.hw_addr + reg));
		val = readl(adapter->hw.hw_addr + reg);
		if (val != (test_pattern[pat] & write & mask)) {
			e_err(drv, "pattern test reg %04X failed: got "
			      "0x%08X expected 0x%08X\n",
			      reg, val, (test_pattern[pat] & write & mask));
			*data = reg;
			writel(before, adapter->hw.hw_addr + reg);
			return 1;
		}
		writel(before, adapter->hw.hw_addr + reg);
	}
	return 0;
}

static bool reg_set_and_check(struct ixgbe_adapter *adapter, u64 *data, int reg,
			      u32 mask, u32 write)
{
	u32 val, before;
	before = readl(adapter->hw.hw_addr + reg);
	writel((write & mask), (adapter->hw.hw_addr + reg));
	val = readl(adapter->hw.hw_addr + reg);
	if ((write & mask) != (val & mask)) {
		e_err(drv, "set/check reg %04X test failed: got 0x%08X "
		      "expected 0x%08X\n", reg, (val & mask), (write & mask));
		*data = reg;
		writel(before, (adapter->hw.hw_addr + reg));
		return 1;
	}
	writel(before, (adapter->hw.hw_addr + reg));
	return 0;
}

#define REG_PATTERN_TEST(reg, mask, write)				      \
	do {								      \
		if (reg_pattern_test(adapter, data, reg, mask, write))	      \
			return 1;					      \
	} while (0)							      \


#define REG_SET_AND_CHECK(reg, mask, write)				      \
	do {								      \
		if (reg_set_and_check(adapter, data, reg, mask, write))	      \
			return 1;					      \
	} while (0)							      \

static int ixgbe_reg_test(struct ixgbe_adapter *adapter, u64 *data)
{
	const struct ixgbe_reg_test *test;
	u32 value, before, after;
	u32 i, toggle;

	switch (adapter->hw.mac.type) {
	case ixgbe_mac_82598EB:
		toggle = 0x7FFFF3FF;
		test = reg_test_82598;
		break;
	case ixgbe_mac_82599EB:
	case ixgbe_mac_X540:
		toggle = 0x7FFFF30F;
		test = reg_test_82599;
		break;
	default:
		*data = 1;
		return 1;
		break;
	}

	/*
	 * Because the status register is such a special case,
	 * we handle it separately from the rest of the register
	 * tests.  Some bits are read-only, some toggle, and some
	 * are writeable on newer MACs.
	 */
	before = IXGBE_READ_REG(&adapter->hw, IXGBE_STATUS);
	value = (IXGBE_READ_REG(&adapter->hw, IXGBE_STATUS) & toggle);
	IXGBE_WRITE_REG(&adapter->hw, IXGBE_STATUS, toggle);
	after = IXGBE_READ_REG(&adapter->hw, IXGBE_STATUS) & toggle;
	if (value != after) {
		e_err(drv, "failed STATUS register test got: 0x%08X "
		      "expected: 0x%08X\n", after, value);
		*data = 1;
		return 1;
	}
	/* restore previous status */
	IXGBE_WRITE_REG(&adapter->hw, IXGBE_STATUS, before);

	/*
	 * Perform the remainder of the register test, looping through
	 * the test table until we either fail or reach the null entry.
	 */
	while (test->reg) {
		for (i = 0; i < test->array_len; i++) {
			switch (test->test_type) {
			case PATTERN_TEST:
				REG_PATTERN_TEST(test->reg + (i * 0x40),
						 test->mask,
						 test->write);
				break;
			case SET_READ_TEST:
				REG_SET_AND_CHECK(test->reg + (i * 0x40),
						  test->mask,
						  test->write);
				break;
			case WRITE_NO_TEST:
				writel(test->write,
				       (adapter->hw.hw_addr + test->reg)
				       + (i * 0x40));
				break;
			case TABLE32_TEST:
				REG_PATTERN_TEST(test->reg + (i * 4),
						 test->mask,
						 test->write);
				break;
			case TABLE64_TEST_LO:
				REG_PATTERN_TEST(test->reg + (i * 8),
						 test->mask,
						 test->write);
				break;
			case TABLE64_TEST_HI:
				REG_PATTERN_TEST((test->reg + 4) + (i * 8),
						 test->mask,
						 test->write);
				break;
			}
		}
		test++;
	}

	*data = 0;
	return 0;
}

static int ixgbe_eeprom_test(struct ixgbe_adapter *adapter, u64 *data)
{
	struct ixgbe_hw *hw = &adapter->hw;
	if (hw->eeprom.ops.validate_checksum(hw, NULL))
		*data = 1;
	else
		*data = 0;
	return *data;
}

static irqreturn_t ixgbe_test_intr(int irq, void *data)
{
	struct net_device *netdev = (struct net_device *) data;
	struct ixgbe_adapter *adapter = netdev_priv(netdev);

	adapter->test_icr |= IXGBE_READ_REG(&adapter->hw, IXGBE_EICR);

	return IRQ_HANDLED;
}

static int ixgbe_intr_test(struct ixgbe_adapter *adapter, u64 *data)
{
	struct net_device *netdev = adapter->netdev;
	u32 mask, i = 0, shared_int = true;
	u32 irq = adapter->pdev->irq;

	*data = 0;

	/* Hook up test interrupt handler just for this test */
	if (adapter->msix_entries) {
		/* NOTE: we don't test MSI-X interrupts here, yet */
		return 0;
	} else if (adapter->flags & IXGBE_FLAG_MSI_ENABLED) {
		shared_int = false;
		if (request_irq(irq, ixgbe_test_intr, 0, netdev->name,
				netdev)) {
			*data = 1;
			return -1;
		}
	} else if (!request_irq(irq, ixgbe_test_intr, IRQF_PROBE_SHARED,
	                        netdev->name, netdev)) {
		shared_int = false;
	} else if (request_irq(irq, ixgbe_test_intr, IRQF_SHARED,
	                       netdev->name, netdev)) {
		*data = 1;
		return -1;
	}
	e_info(hw, "testing %s interrupt\n", shared_int ?
	       "shared" : "unshared");

	/* Disable all the interrupts */
	IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, 0xFFFFFFFF);
	usleep_range(10000, 20000);

	/* Test each interrupt */
	for (; i < 10; i++) {
		/* Interrupt to test */
		mask = 1 << i;

		if (!shared_int) {
			/*
			 * Disable the interrupts to be reported in
			 * the cause register and then force the same
			 * interrupt and see if one gets posted.  If
			 * an interrupt was posted to the bus, the
			 * test failed.
			 */
			adapter->test_icr = 0;
			IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC,
			                ~mask & 0x00007FFF);
			IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS,
			                ~mask & 0x00007FFF);
			usleep_range(10000, 20000);

			if (adapter->test_icr & mask) {
				*data = 3;
				break;
			}
		}

		/*
		 * Enable the interrupt to be reported in the cause
		 * register and then force the same interrupt and see
		 * if one gets posted.  If an interrupt was not posted
		 * to the bus, the test failed.
		 */
		adapter->test_icr = 0;
		IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMS, mask);
		IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS, mask);
		usleep_range(10000, 20000);

		if (!(adapter->test_icr &mask)) {
			*data = 4;
			break;
		}

		if (!shared_int) {
			/*
			 * Disable the other interrupts to be reported in
			 * the cause register and then force the other
			 * interrupts and see if any get posted.  If
			 * an interrupt was posted to the bus, the
			 * test failed.
			 */
			adapter->test_icr = 0;
			IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC,
			                ~mask & 0x00007FFF);
			IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS,
			                ~mask & 0x00007FFF);
			usleep_range(10000, 20000);

			if (adapter->test_icr) {
				*data = 5;
				break;
			}
		}
	}

	/* Disable all the interrupts */
	IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, 0xFFFFFFFF);
	usleep_range(10000, 20000);

	/* Unhook test interrupt handler */
	free_irq(irq, netdev);

	return *data;
}

static void ixgbe_free_desc_rings(struct ixgbe_adapter *adapter)
{
	struct ixgbe_ring *tx_ring = &adapter->test_tx_ring;
	struct ixgbe_ring *rx_ring = &adapter->test_rx_ring;
	struct ixgbe_hw *hw = &adapter->hw;
	u32 reg_ctl;

	/* shut down the DMA engines now so they can be reinitialized later */

	/* first Rx */
	reg_ctl = IXGBE_READ_REG(hw, IXGBE_RXCTRL);
	reg_ctl &= ~IXGBE_RXCTRL_RXEN;
	IXGBE_WRITE_REG(hw, IXGBE_RXCTRL, reg_ctl);
	ixgbe_disable_rx_queue(adapter, rx_ring);

	/* now Tx */
	reg_ctl = IXGBE_READ_REG(hw, IXGBE_TXDCTL(tx_ring->reg_idx));
	reg_ctl &= ~IXGBE_TXDCTL_ENABLE;
	IXGBE_WRITE_REG(hw, IXGBE_TXDCTL(tx_ring->reg_idx), reg_ctl);

	switch (hw->mac.type) {
	case ixgbe_mac_82599EB:
	case ixgbe_mac_X540:
		reg_ctl = IXGBE_READ_REG(hw, IXGBE_DMATXCTL);
		reg_ctl &= ~IXGBE_DMATXCTL_TE;
		IXGBE_WRITE_REG(hw, IXGBE_DMATXCTL, reg_ctl);
		break;
	default:
		break;
	}

	ixgbe_reset(adapter);

	ixgbe_free_tx_resources(&adapter->test_tx_ring);
	ixgbe_free_rx_resources(&adapter->test_rx_ring);
}

static int ixgbe_setup_desc_rings(struct ixgbe_adapter *adapter)
{
	struct ixgbe_ring *tx_ring = &adapter->test_tx_ring;
	struct ixgbe_ring *rx_ring = &adapter->test_rx_ring;
	u32 rctl, reg_data;
	int ret_val;
	int err;

	/* Setup Tx descriptor ring and Tx buffers */
	tx_ring->count = IXGBE_DEFAULT_TXD;
	tx_ring->queue_index = 0;
	tx_ring->dev = &adapter->pdev->dev;
	tx_ring->netdev = adapter->netdev;
	tx_ring->reg_idx = adapter->tx_ring[0]->reg_idx;
	tx_ring->numa_node = adapter->node;

	err = ixgbe_setup_tx_resources(tx_ring);
	if (err)
		return 1;

	switch (adapter->hw.mac.type) {
	case ixgbe_mac_82599EB:
	case ixgbe_mac_X540:
		reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_DMATXCTL);
		reg_data |= IXGBE_DMATXCTL_TE;
		IXGBE_WRITE_REG(&adapter->hw, IXGBE_DMATXCTL, reg_data);
		break;
	default:
		break;
	}

	ixgbe_configure_tx_ring(adapter, tx_ring);

	/* Setup Rx Descriptor ring and Rx buffers */
	rx_ring->count = IXGBE_DEFAULT_RXD;
	rx_ring->queue_index = 0;
	rx_ring->dev = &adapter->pdev->dev;
	rx_ring->netdev = adapter->netdev;
	rx_ring->reg_idx = adapter->rx_ring[0]->reg_idx;
	rx_ring->rx_buf_len = IXGBE_RXBUFFER_2048;
	rx_ring->numa_node = adapter->node;

	err = ixgbe_setup_rx_resources(rx_ring);
	if (err) {
		ret_val = 4;
		goto err_nomem;
	}

	rctl = IXGBE_READ_REG(&adapter->hw, IXGBE_RXCTRL);
	IXGBE_WRITE_REG(&adapter->hw, IXGBE_RXCTRL, rctl & ~IXGBE_RXCTRL_RXEN);

	ixgbe_configure_rx_ring(adapter, rx_ring);

	rctl |= IXGBE_RXCTRL_RXEN | IXGBE_RXCTRL_DMBYPS;
	IXGBE_WRITE_REG(&adapter->hw, IXGBE_RXCTRL, rctl);

	return 0;

err_nomem:
	ixgbe_free_desc_rings(adapter);
	return ret_val;
}

static int ixgbe_setup_loopback_test(struct ixgbe_adapter *adapter)
{
	struct ixgbe_hw *hw = &adapter->hw;
	u32 reg_data;

	/* X540 needs to set the MACC.FLU bit to force link up */
	if (adapter->hw.mac.type == ixgbe_mac_X540) {
		reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_MACC);
		reg_data |= IXGBE_MACC_FLU;
		IXGBE_WRITE_REG(&adapter->hw, IXGBE_MACC, reg_data);
	}

	/* right now we only support MAC loopback in the driver */
	reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_HLREG0);
	/* Setup MAC loopback */
	reg_data |= IXGBE_HLREG0_LPBK;
	IXGBE_WRITE_REG(&adapter->hw, IXGBE_HLREG0, reg_data);

	reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_FCTRL);
	reg_data |= IXGBE_FCTRL_BAM | IXGBE_FCTRL_SBP | IXGBE_FCTRL_MPE;
	IXGBE_WRITE_REG(&adapter->hw, IXGBE_FCTRL, reg_data);

	reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_AUTOC);
	reg_data &= ~IXGBE_AUTOC_LMS_MASK;
	reg_data |= IXGBE_AUTOC_LMS_10G_LINK_NO_AN | IXGBE_AUTOC_FLU;
	IXGBE_WRITE_REG(&adapter->hw, IXGBE_AUTOC, reg_data);
	IXGBE_WRITE_FLUSH(&adapter->hw);
	usleep_range(10000, 20000);

	/* Disable Atlas Tx lanes; re-enabled in reset path */
	if (hw->mac.type == ixgbe_mac_82598EB) {
		u8 atlas;

		hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_LPBK, &atlas);
		atlas |= IXGBE_ATLAS_PDN_TX_REG_EN;
		hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_LPBK, atlas);

		hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_10G, &atlas);
		atlas |= IXGBE_ATLAS_PDN_TX_10G_QL_ALL;
		hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_10G, atlas);

		hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_1G, &atlas);
		atlas |= IXGBE_ATLAS_PDN_TX_1G_QL_ALL;
		hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_1G, atlas);

		hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_AN, &atlas);
		atlas |= IXGBE_ATLAS_PDN_TX_AN_QL_ALL;
		hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_AN, atlas);
	}

	return 0;
}

static void ixgbe_loopback_cleanup(struct ixgbe_adapter *adapter)
{
	u32 reg_data;

	reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_HLREG0);
	reg_data &= ~IXGBE_HLREG0_LPBK;
	IXGBE_WRITE_REG(&adapter->hw, IXGBE_HLREG0, reg_data);
}

static void ixgbe_create_lbtest_frame(struct sk_buff *skb,
                                      unsigned int frame_size)
{
	memset(skb->data, 0xFF, frame_size);
	frame_size &= ~1;
	memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
	memset(&skb->data[frame_size / 2 + 10], 0xBE, 1);
	memset(&skb->data[frame_size / 2 + 12], 0xAF, 1);
}

static int ixgbe_check_lbtest_frame(struct sk_buff *skb,
                                    unsigned int frame_size)
{
	frame_size &= ~1;
	if (*(skb->data + 3) == 0xFF) {
		if ((*(skb->data + frame_size / 2 + 10) == 0xBE) &&
		    (*(skb->data + frame_size / 2 + 12) == 0xAF)) {
			return 0;
		}
	}
	return 13;
}

static u16 ixgbe_clean_test_rings(struct ixgbe_ring *rx_ring,
                                  struct ixgbe_ring *tx_ring,
                                  unsigned int size)
{
	union ixgbe_adv_rx_desc *rx_desc;
	struct ixgbe_rx_buffer *rx_buffer_info;
	struct ixgbe_tx_buffer *tx_buffer_info;
	const int bufsz = rx_ring->rx_buf_len;
	u32 staterr;
	u16 rx_ntc, tx_ntc, count = 0;

	/* initialize next to clean and descriptor values */
	rx_ntc = rx_ring->next_to_clean;
	tx_ntc = tx_ring->next_to_clean;
	rx_desc = IXGBE_RX_DESC_ADV(rx_ring, rx_ntc);
	staterr = le32_to_cpu(rx_desc->wb.upper.status_error);

	while (staterr & IXGBE_RXD_STAT_DD) {
		/* check Rx buffer */
		rx_buffer_info = &rx_ring->rx_buffer_info[rx_ntc];

		/* unmap Rx buffer, will be remapped by alloc_rx_buffers */
		dma_unmap_single(rx_ring->dev,
		                 rx_buffer_info->dma,
				 bufsz,
				 DMA_FROM_DEVICE);
		rx_buffer_info->dma = 0;

		/* verify contents of skb */
		if (!ixgbe_check_lbtest_frame(rx_buffer_info->skb, size))
			count++;

		/* unmap buffer on Tx side */
		tx_buffer_info = &tx_ring->tx_buffer_info[tx_ntc];
		ixgbe_unmap_and_free_tx_resource(tx_ring, tx_buffer_info);

		/* increment Rx/Tx next to clean counters */
		rx_ntc++;
		if (rx_ntc == rx_ring->count)
			rx_ntc = 0;
		tx_ntc++;
		if (tx_ntc == tx_ring->count)
			tx_ntc = 0;

		/* fetch next descriptor */
		rx_desc = IXGBE_RX_DESC_ADV(rx_ring, rx_ntc);
		staterr = le32_to_cpu(rx_desc->wb.upper.status_error);
	}

	/* re-map buffers to ring, store next to clean values */
	ixgbe_alloc_rx_buffers(rx_ring, count);
	rx_ring->next_to_clean = rx_ntc;
	tx_ring->next_to_clean = tx_ntc;

	return count;
}

static int ixgbe_run_loopback_test(struct ixgbe_adapter *adapter)
{
	struct ixgbe_ring *tx_ring = &adapter->test_tx_ring;
	struct ixgbe_ring *rx_ring = &adapter->test_rx_ring;
	int i, j, lc, good_cnt, ret_val = 0;
	unsigned int size = 1024;
	netdev_tx_t tx_ret_val;
	struct sk_buff *skb;

	/* allocate test skb */
	skb = alloc_skb(size, GFP_KERNEL);
	if (!skb)
		return 11;

	/* place data into test skb */
	ixgbe_create_lbtest_frame(skb, size);
	skb_put(skb, size);

	/*
	 * Calculate the loop count based on the largest descriptor ring
	 * The idea is to wrap the largest ring a number of times using 64
	 * send/receive pairs during each loop
	 */

	if (rx_ring->count <= tx_ring->count)
		lc = ((tx_ring->count / 64) * 2) + 1;
	else
		lc = ((rx_ring->count / 64) * 2) + 1;

	for (j = 0; j <= lc; j++) {
		/* reset count of good packets */
		good_cnt = 0;

		/* place 64 packets on the transmit queue*/
		for (i = 0; i < 64; i++) {
			skb_get(skb);
			tx_ret_val = ixgbe_xmit_frame_ring(skb,
							   adapter,
							   tx_ring);
			if (tx_ret_val == NETDEV_TX_OK)
				good_cnt++;
		}

		if (good_cnt != 64) {
			ret_val = 12;
			break;
		}

		/* allow 200 milliseconds for packets to go from Tx to Rx */
		msleep(200);

		good_cnt = ixgbe_clean_test_rings(rx_ring, tx_ring, size);
		if (good_cnt != 64) {
			ret_val = 13;
			break;
		}
	}

	/* free the original skb */
	kfree_skb(skb);

	return ret_val;
}

static int ixgbe_loopback_test(struct ixgbe_adapter *adapter, u64 *data)
{
	*data = ixgbe_setup_desc_rings(adapter);
	if (*data)
		goto out;
	*data = ixgbe_setup_loopback_test(adapter);
	if (*data)
		goto err_loopback;
	*data = ixgbe_run_loopback_test(adapter);
	ixgbe_loopback_cleanup(adapter);

err_loopback:
	ixgbe_free_desc_rings(adapter);
out:
	return *data;
}

static void ixgbe_diag_test(struct net_device *netdev,
                            struct ethtool_test *eth_test, u64 *data)
{
	struct ixgbe_adapter *adapter = netdev_priv(netdev);
	bool if_running = netif_running(netdev);

	set_bit(__IXGBE_TESTING, &adapter->state);
	if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
		/* Offline tests */

		e_info(hw, "offline testing starting\n");

		/* Link test performed before hardware reset so autoneg doesn't
		 * interfere with test result */
		if (ixgbe_link_test(adapter, &data[4]))
			eth_test->flags |= ETH_TEST_FL_FAILED;

		if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) {
			int i;
			for (i = 0; i < adapter->num_vfs; i++) {
				if (adapter->vfinfo[i].clear_to_send) {
					netdev_warn(netdev, "%s",
						    "offline diagnostic is not "
						    "supported when VFs are "
						    "present\n");
					data[0] = 1;
					data[1] = 1;
					data[2] = 1;
					data[3] = 1;
					eth_test->flags |= ETH_TEST_FL_FAILED;
					clear_bit(__IXGBE_TESTING,
						  &adapter->state);
					goto skip_ol_tests;
				}
			}
		}

		if (if_running)
			/* indicate we're in test mode */
			dev_close(netdev);
		else
			ixgbe_reset(adapter);

		e_info(hw, "register testing starting\n");
		if (ixgbe_reg_test(adapter, &data[0]))
			eth_test->flags |= ETH_TEST_FL_FAILED;

		ixgbe_reset(adapter);
		e_info(hw, "eeprom testing starting\n");
		if (ixgbe_eeprom_test(adapter, &data[1]))
			eth_test->flags |= ETH_TEST_FL_FAILED;

		ixgbe_reset(adapter);
		e_info(hw, "interrupt testing starting\n");
		if (ixgbe_intr_test(adapter, &data[2]))
			eth_test->flags |= ETH_TEST_FL_FAILED;

		/* If SRIOV or VMDq is enabled then skip MAC
		 * loopback diagnostic. */
		if (adapter->flags & (IXGBE_FLAG_SRIOV_ENABLED |
				      IXGBE_FLAG_VMDQ_ENABLED)) {
			e_info(hw, "Skip MAC loopback diagnostic in VT "
			       "mode\n");
			data[3] = 0;
			goto skip_loopback;
		}

		ixgbe_reset(adapter);
		e_info(hw, "loopback testing starting\n");
		if (ixgbe_loopback_test(adapter, &data[3]))
			eth_test->flags |= ETH_TEST_FL_FAILED;

skip_loopback:
		ixgbe_reset(adapter);

		clear_bit(__IXGBE_TESTING, &adapter->state);
		if (if_running)
			dev_open(netdev);
	} else {
		e_info(hw, "online testing starting\n");
		/* Online tests */
		if (ixgbe_link_test(adapter, &data[4]))
			eth_test->flags |= ETH_TEST_FL_FAILED;

		/* Online tests aren't run; pass by default */
		data[0] = 0;
		data[1] = 0;
		data[2] = 0;
		data[3] = 0;

		clear_bit(__IXGBE_TESTING, &adapter->state);
	}
skip_ol_tests:
	msleep_interruptible(4 * 1000);
}

static int ixgbe_wol_exclusion(struct ixgbe_adapter *adapter,
                               struct ethtool_wolinfo *wol)
{
	struct ixgbe_hw *hw = &adapter->hw;
	int retval = 1;

	/* WOL not supported except for the following */
	switch(hw->device_id) {
	case IXGBE_DEV_ID_82599_SFP:
		/* Only this subdevice supports WOL */
		if (hw->subsystem_device_id != IXGBE_SUBDEV_ID_82599_SFP) {
			wol->supported = 0;
			break;
		}
		retval = 0;
		break;
	case IXGBE_DEV_ID_82599_COMBO_BACKPLANE:
		/* All except this subdevice support WOL */
		if (hw->subsystem_device_id ==
		    IXGBE_SUBDEV_ID_82599_KX4_KR_MEZZ) {
			wol->supported = 0;
			break;
		}
		retval = 0;
		break;
	case IXGBE_DEV_ID_82599_KX4:
		retval = 0;
		break;
	default:
		wol->supported = 0;
	}

	return retval;
}

static void ixgbe_get_wol(struct net_device *netdev,
                          struct ethtool_wolinfo *wol)
{
	struct ixgbe_adapter *adapter = netdev_priv(netdev);

	wol->supported = WAKE_UCAST | WAKE_MCAST |
	                 WAKE_BCAST | WAKE_MAGIC;
	wol->wolopts = 0;

	if (ixgbe_wol_exclusion(adapter, wol) ||
	    !device_can_wakeup(&adapter->pdev->dev))
		return;

	if (adapter->wol & IXGBE_WUFC_EX)
		wol->wolopts |= WAKE_UCAST;
	if (adapter->wol & IXGBE_WUFC_MC)
		wol->wolopts |= WAKE_MCAST;
	if (adapter->wol & IXGBE_WUFC_BC)
		wol->wolopts |= WAKE_BCAST;
	if (adapter->wol & IXGBE_WUFC_MAG)
		wol->wolopts |= WAKE_MAGIC;
}

static int ixgbe_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
{
	struct ixgbe_adapter *adapter = netdev_priv(netdev);

	if (wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE))
		return -EOPNOTSUPP;

	if (ixgbe_wol_exclusion(adapter, wol))
		return wol->wolopts ? -EOPNOTSUPP : 0;

	adapter->wol = 0;

	if (wol->wolopts & WAKE_UCAST)
		adapter->wol |= IXGBE_WUFC_EX;
	if (wol->wolopts & WAKE_MCAST)
		adapter->wol |= IXGBE_WUFC_MC;
	if (wol->wolopts & WAKE_BCAST)
		adapter->wol |= IXGBE_WUFC_BC;
	if (wol->wolopts & WAKE_MAGIC)
		adapter->wol |= IXGBE_WUFC_MAG;

	device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);

	return 0;
}

static int ixgbe_nway_reset(struct net_device *netdev)
{
	struct ixgbe_adapter *adapter = netdev_priv(netdev);

	if (netif_running(netdev))
		ixgbe_reinit_locked(adapter);

	return 0;
}

static int ixgbe_set_phys_id(struct net_device *netdev,
			     enum ethtool_phys_id_state state)
{
	struct ixgbe_adapter *adapter = netdev_priv(netdev);
	struct ixgbe_hw *hw = &adapter->hw;

	switch (state) {
	case ETHTOOL_ID_ACTIVE:
		adapter->led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
		return 2;

	case ETHTOOL_ID_ON:
		hw->mac.ops.led_on(hw, IXGBE_LED_ON);
		break;

	case ETHTOOL_ID_OFF:
		hw->mac.ops.led_off(hw, IXGBE_LED_ON);
		break;

	case ETHTOOL_ID_INACTIVE:
		/* Restore LED settings */
		IXGBE_WRITE_REG(&adapter->hw, IXGBE_LEDCTL, adapter->led_reg);
		break;
	}

	return 0;
}

static int ixgbe_get_coalesce(struct net_device *netdev,
                              struct ethtool_coalesce *ec)
{
	struct ixgbe_adapter *adapter = netdev_priv(netdev);

	ec->tx_max_coalesced_frames_irq = adapter->tx_ring[0]->work_limit;

	/* only valid if in constant ITR mode */
	switch (adapter->rx_itr_setting) {
	case 0:
		/* throttling disabled */
		ec->rx_coalesce_usecs = 0;
		break;
	case 1:
		/* dynamic ITR mode */
		ec->rx_coalesce_usecs = 1;
		break;
	default:
		/* fixed interrupt rate mode */
		ec->rx_coalesce_usecs = 1000000/adapter->rx_eitr_param;
		break;
	}

	/* if in mixed tx/rx queues per vector mode, report only rx settings */
	if (adapter->q_vector[0]->txr_count && adapter->q_vector[0]->rxr_count)
		return 0;

	/* only valid if in constant ITR mode */
	switch (adapter->tx_itr_setting) {
	case 0:
		/* throttling disabled */
		ec->tx_coalesce_usecs = 0;
		break;
	case 1:
		/* dynamic ITR mode */
		ec->tx_coalesce_usecs = 1;
		break;
	default:
		ec->tx_coalesce_usecs = 1000000/adapter->tx_eitr_param;
		break;
	}

	return 0;
}

/*
 * this function must be called before setting the new value of
 * rx_itr_setting
 */
static bool ixgbe_update_rsc(struct ixgbe_adapter *adapter,
			     struct ethtool_coalesce *ec)
{
	struct net_device *netdev = adapter->netdev;

	if (!(adapter->flags2 & IXGBE_FLAG2_RSC_CAPABLE))
		return false;

	/* if interrupt rate is too high then disable RSC */
	if (ec->rx_coalesce_usecs != 1 &&
	    ec->rx_coalesce_usecs <= 1000000/IXGBE_MAX_RSC_INT_RATE) {
		if (adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED) {
			e_info(probe, "rx-usecs set too low, "
				      "disabling RSC\n");
			adapter->flags2 &= ~IXGBE_FLAG2_RSC_ENABLED;
			return true;
		}
	} else {
		/* check the feature flag value and enable RSC if necessary */
		if ((netdev->features & NETIF_F_LRO) &&
		    !(adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED)) {
			e_info(probe, "rx-usecs set to %d, "
				      "re-enabling RSC\n",
			       ec->rx_coalesce_usecs);
			adapter->flags2 |= IXGBE_FLAG2_RSC_ENABLED;
			return true;
		}
	}
	return false;
}

static int ixgbe_set_coalesce(struct net_device *netdev,
                              struct ethtool_coalesce *ec)
{
	struct ixgbe_adapter *adapter = netdev_priv(netdev);
	struct ixgbe_q_vector *q_vector;
	int i;
	bool need_reset = false;

	/* don't accept tx specific changes if we've got mixed RxTx vectors */
	if (adapter->q_vector[0]->txr_count && adapter->q_vector[0]->rxr_count
	   && ec->tx_coalesce_usecs)
		return -EINVAL;

	if (ec->tx_max_coalesced_frames_irq)
		adapter->tx_ring[0]->work_limit = ec->tx_max_coalesced_frames_irq;

	if (ec->rx_coalesce_usecs > 1) {
		/* check the limits */
		if ((1000000/ec->rx_coalesce_usecs > IXGBE_MAX_INT_RATE) ||
		    (1000000/ec->rx_coalesce_usecs < IXGBE_MIN_INT_RATE))
			return -EINVAL;

		/* check the old value and enable RSC if necessary */
		need_reset = ixgbe_update_rsc(adapter, ec);

		/* store the value in ints/second */
		adapter->rx_eitr_param = 1000000/ec->rx_coalesce_usecs;

		/* static value of interrupt rate */
		adapter->rx_itr_setting = adapter->rx_eitr_param;
		/* clear the lower bit as its used for dynamic state */
		adapter->rx_itr_setting &= ~1;
	} else if (ec->rx_coalesce_usecs == 1) {
		/* check the old value and enable RSC if necessary */
		need_reset = ixgbe_update_rsc(adapter, ec);

		/* 1 means dynamic mode */
		adapter->rx_eitr_param = 20000;
		adapter->rx_itr_setting = 1;
	} else {
		/* check the old value and enable RSC if necessary */
		need_reset = ixgbe_update_rsc(adapter, ec);
		/*
		 * any other value means disable eitr, which is best
		 * served by setting the interrupt rate very high
		 */
		adapter->rx_eitr_param = IXGBE_MAX_INT_RATE;
		adapter->rx_itr_setting = 0;
	}

	if (ec->tx_coalesce_usecs > 1) {
		/*
		 * don't have to worry about max_int as above because
		 * tx vectors don't do hardware RSC (an rx function)
		 */
		/* check the limits */
		if ((1000000/ec->tx_coalesce_usecs > IXGBE_MAX_INT_RATE) ||
		    (1000000/ec->tx_coalesce_usecs < IXGBE_MIN_INT_RATE))
			return -EINVAL;

		/* store the value in ints/second */
		adapter->tx_eitr_param = 1000000/ec->tx_coalesce_usecs;

		/* static value of interrupt rate */
		adapter->tx_itr_setting = adapter->tx_eitr_param;

		/* clear the lower bit as its used for dynamic state */
		adapter->tx_itr_setting &= ~1;
	} else if (ec->tx_coalesce_usecs == 1) {
		/* 1 means dynamic mode */
		adapter->tx_eitr_param = 10000;
		adapter->tx_itr_setting = 1;
	} else {
		adapter->tx_eitr_param = IXGBE_MAX_INT_RATE;
		adapter->tx_itr_setting = 0;
	}

	/* MSI/MSIx Interrupt Mode */
	if (adapter->flags &
	    (IXGBE_FLAG_MSIX_ENABLED | IXGBE_FLAG_MSI_ENABLED)) {
		int num_vectors = adapter->num_msix_vectors - NON_Q_VECTORS;
		for (i = 0; i < num_vectors; i++) {
			q_vector = adapter->q_vector[i];
			if (q_vector->txr_count && !q_vector->rxr_count)
				/* tx only */
				q_vector->eitr = adapter->tx_eitr_param;
			else
				/* rx only or mixed */
				q_vector->eitr = adapter->rx_eitr_param;
			ixgbe_write_eitr(q_vector);
		}
	/* Legacy Interrupt Mode */
	} else {
		q_vector = adapter->q_vector[0];
		q_vector->eitr = adapter->rx_eitr_param;
		ixgbe_write_eitr(q_vector);
	}

	/*
	 * do reset here at the end to make sure EITR==0 case is handled
	 * correctly w.r.t stopping tx, and changing TXDCTL.WTHRESH settings
	 * also locks in RSC enable/disable which requires reset
	 */
	if (need_reset) {
		if (netif_running(netdev))
			ixgbe_reinit_locked(adapter);
		else
			ixgbe_reset(adapter);
	}

	return 0;
}

static int ixgbe_set_flags(struct net_device *netdev, u32 data)
{
	struct ixgbe_adapter *adapter = netdev_priv(netdev);
	bool need_reset = false;
	int rc;

#ifdef CONFIG_IXGBE_DCB
	if ((adapter->flags & IXGBE_FLAG_DCB_ENABLED) &&
	    !(data & ETH_FLAG_RXVLAN))
		return -EINVAL;
#endif

	need_reset = (data & ETH_FLAG_RXVLAN) !=
		     (netdev->features & NETIF_F_HW_VLAN_RX);

	if ((data & ETH_FLAG_RXHASH) &&
	    !(adapter->flags & IXGBE_FLAG_RSS_ENABLED))
		return -EOPNOTSUPP;

	rc = ethtool_op_set_flags(netdev, data, ETH_FLAG_LRO | ETH_FLAG_NTUPLE |
				  ETH_FLAG_RXVLAN | ETH_FLAG_TXVLAN |
				  ETH_FLAG_RXHASH);
	if (rc)
		return rc;

	/* if state changes we need to update adapter->flags and reset */
	if ((adapter->flags2 & IXGBE_FLAG2_RSC_CAPABLE) &&
	    (!!(data & ETH_FLAG_LRO) !=
	     !!(adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED))) {
		if ((data & ETH_FLAG_LRO) &&
		    (!adapter->rx_itr_setting ||
		     (adapter->rx_itr_setting > IXGBE_MAX_RSC_INT_RATE))) {
			e_info(probe, "rx-usecs set too low, "
				      "not enabling RSC.\n");
		} else {
			adapter->flags2 ^= IXGBE_FLAG2_RSC_ENABLED;
			switch (adapter->hw.mac.type) {
			case ixgbe_mac_82599EB:
				need_reset = true;
				break;
			case ixgbe_mac_X540: {
				int i;
				for (i = 0; i < adapter->num_rx_queues; i++) {
					struct ixgbe_ring *ring =
					                  adapter->rx_ring[i];
					if (adapter->flags2 &
					    IXGBE_FLAG2_RSC_ENABLED) {
						ixgbe_configure_rscctl(adapter,
						                       ring);
					} else {
						ixgbe_clear_rscctl(adapter,
						                   ring);
					}
				}
			}
				break;
			default:
				break;
			}
		}
	}

	/*
	 * Check if Flow Director n-tuple support was enabled or disabled.  If
	 * the state changed, we need to reset.
	 */
	if ((adapter->flags & IXGBE_FLAG_FDIR_PERFECT_CAPABLE) &&
	    (!(data & ETH_FLAG_NTUPLE))) {
		/* turn off Flow Director perfect, set hash and reset */
		adapter->flags &= ~IXGBE_FLAG_FDIR_PERFECT_CAPABLE;
		adapter->flags |= IXGBE_FLAG_FDIR_HASH_CAPABLE;
		need_reset = true;
	} else if ((!(adapter->flags & IXGBE_FLAG_FDIR_PERFECT_CAPABLE)) &&
	           (data & ETH_FLAG_NTUPLE)) {
		/* turn off Flow Director hash, enable perfect and reset */
		adapter->flags &= ~IXGBE_FLAG_FDIR_HASH_CAPABLE;
		adapter->flags |= IXGBE_FLAG_FDIR_PERFECT_CAPABLE;
		need_reset = true;
	} else {
		/* no state change */
	}

	if (need_reset) {
		if (netif_running(netdev))
			ixgbe_reinit_locked(adapter);
		else
			ixgbe_reset(adapter);
	}

	return 0;
}

static int ixgbe_set_rx_ntuple(struct net_device *dev,
                               struct ethtool_rx_ntuple *cmd)
{
	struct ixgbe_adapter *adapter = netdev_priv(dev);
	struct ethtool_rx_ntuple_flow_spec *fs = &cmd->fs;
	union ixgbe_atr_input input_struct;
	struct ixgbe_atr_input_masks input_masks;
	int target_queue;
	int err;

	if (adapter->hw.mac.type == ixgbe_mac_82598EB)
		return -EOPNOTSUPP;

	/*
	 * Don't allow programming if the action is a queue greater than
	 * the number of online Tx queues.
	 */
	if ((fs->action >= adapter->num_tx_queues) ||
	    (fs->action < ETHTOOL_RXNTUPLE_ACTION_DROP))
		return -EINVAL;

	memset(&input_struct, 0, sizeof(union ixgbe_atr_input));
	memset(&input_masks, 0, sizeof(struct ixgbe_atr_input_masks));

	/* record flow type */
	switch (fs->flow_type) {
	case IPV4_FLOW:
		input_struct.formatted.flow_type = IXGBE_ATR_FLOW_TYPE_IPV4;
		break;
	case TCP_V4_FLOW:
		input_struct.formatted.flow_type = IXGBE_ATR_FLOW_TYPE_TCPV4;
		break;
	case UDP_V4_FLOW:
		input_struct.formatted.flow_type = IXGBE_ATR_FLOW_TYPE_UDPV4;
		break;
	case SCTP_V4_FLOW:
		input_struct.formatted.flow_type = IXGBE_ATR_FLOW_TYPE_SCTPV4;
		break;
	default:
		return -1;
	}

	/* copy vlan tag minus the CFI bit */
	if ((fs->vlan_tag & 0xEFFF) || (~fs->vlan_tag_mask & 0xEFFF)) {
		input_struct.formatted.vlan_id = htons(fs->vlan_tag & 0xEFFF);
		if (!fs->vlan_tag_mask) {
			input_masks.vlan_id_mask = htons(0xEFFF);
		} else {
			switch (~fs->vlan_tag_mask & 0xEFFF) {
			/* all of these are valid vlan-mask values */
			case 0xEFFF:
			case 0xE000:
			case 0x0FFF:
			case 0x0000:
				input_masks.vlan_id_mask =
					htons(~fs->vlan_tag_mask);
				break;
			/* exit with error if vlan-mask is invalid */
			default:
				e_err(drv, "Partial VLAN ID or "
				      "priority mask in vlan-mask is not "
				      "supported by hardware\n");
				return -1;
			}
		}
	}

	/* make sure we only use the first 2 bytes of user data */
	if ((fs->data & 0xFFFF) || (~fs->data_mask & 0xFFFF)) {
		input_struct.formatted.flex_bytes = htons(fs->data & 0xFFFF);
		if (!(fs->data_mask & 0xFFFF)) {
			input_masks.flex_mask = 0xFFFF;
		} else if (~fs->data_mask & 0xFFFF) {
			e_err(drv, "Partial user-def-mask is not "
			      "supported by hardware\n");
			return -1;
		}
	}

	/*
	 * Copy input into formatted structures
	 *
	 * These assignments are based on the following logic
	 * If neither input or mask are set assume value is masked out.
	 * If input is set, but mask is not mask should default to accept all.
	 * If input is not set, but mask is set then mask likely results in 0.
	 * If input is set and mask is set then assign both.
	 */
	if (fs->h_u.tcp_ip4_spec.ip4src || ~fs->m_u.tcp_ip4_spec.ip4src) {
		input_struct.formatted.src_ip[0] = fs->h_u.tcp_ip4_spec.ip4src;
		if (!fs->m_u.tcp_ip4_spec.ip4src)
			input_masks.src_ip_mask[0] = 0xFFFFFFFF;
		else
			input_masks.src_ip_mask[0] =
				~fs->m_u.tcp_ip4_spec.ip4src;
	}
	if (fs->h_u.tcp_ip4_spec.ip4dst || ~fs->m_u.tcp_ip4_spec.ip4dst) {
		input_struct.formatted.dst_ip[0] = fs->h_u.tcp_ip4_spec.ip4dst;
		if (!fs->m_u.tcp_ip4_spec.ip4dst)
			input_masks.dst_ip_mask[0] = 0xFFFFFFFF;
		else
			input_masks.dst_ip_mask[0] =
				~fs->m_u.tcp_ip4_spec.ip4dst;
	}
	if (fs->h_u.tcp_ip4_spec.psrc || ~fs->m_u.tcp_ip4_spec.psrc) {
		input_struct.formatted.src_port = fs->h_u.tcp_ip4_spec.psrc;
		if (!fs->m_u.tcp_ip4_spec.psrc)
			input_masks.src_port_mask = 0xFFFF;
		else
			input_masks.src_port_mask = ~fs->m_u.tcp_ip4_spec.psrc;
	}
	if (fs->h_u.tcp_ip4_spec.pdst || ~fs->m_u.tcp_ip4_spec.pdst) {
		input_struct.formatted.dst_port = fs->h_u.tcp_ip4_spec.pdst;
		if (!fs->m_u.tcp_ip4_spec.pdst)
			input_masks.dst_port_mask = 0xFFFF;
		else
			input_masks.dst_port_mask = ~fs->m_u.tcp_ip4_spec.pdst;
	}

	/* determine if we need to drop or route the packet */
	if (fs->action == ETHTOOL_RXNTUPLE_ACTION_DROP)
		target_queue = MAX_RX_QUEUES - 1;
	else
		target_queue = fs->action;

	spin_lock(&adapter->fdir_perfect_lock);
	err = ixgbe_fdir_add_perfect_filter_82599(&adapter->hw,
						  &input_struct,
						  &input_masks, 0,
						  target_queue);
	spin_unlock(&adapter->fdir_perfect_lock);

	return err ? -1 : 0;
}

static const struct ethtool_ops ixgbe_ethtool_ops = {
	.get_settings           = ixgbe_get_settings,
	.set_settings           = ixgbe_set_settings,
	.get_drvinfo            = ixgbe_get_drvinfo,
	.get_regs_len           = ixgbe_get_regs_len,
	.get_regs               = ixgbe_get_regs,
	.get_wol                = ixgbe_get_wol,
	.set_wol                = ixgbe_set_wol,
	.nway_reset             = ixgbe_nway_reset,
	.get_link               = ethtool_op_get_link,
	.get_eeprom_len         = ixgbe_get_eeprom_len,
	.get_eeprom             = ixgbe_get_eeprom,
	.get_ringparam          = ixgbe_get_ringparam,
	.set_ringparam          = ixgbe_set_ringparam,
	.get_pauseparam         = ixgbe_get_pauseparam,
	.set_pauseparam         = ixgbe_set_pauseparam,
	.get_rx_csum            = ixgbe_get_rx_csum,
	.set_rx_csum            = ixgbe_set_rx_csum,
	.get_tx_csum            = ixgbe_get_tx_csum,
	.set_tx_csum            = ixgbe_set_tx_csum,
	.get_sg                 = ethtool_op_get_sg,
	.set_sg                 = ethtool_op_set_sg,
	.get_msglevel           = ixgbe_get_msglevel,
	.set_msglevel           = ixgbe_set_msglevel,
	.get_tso                = ethtool_op_get_tso,
	.set_tso                = ixgbe_set_tso,
	.self_test              = ixgbe_diag_test,
	.get_strings            = ixgbe_get_strings,
	.set_phys_id            = ixgbe_set_phys_id,
	.get_sset_count         = ixgbe_get_sset_count,
	.get_ethtool_stats      = ixgbe_get_ethtool_stats,
	.get_coalesce           = ixgbe_get_coalesce,
	.set_coalesce           = ixgbe_set_coalesce,
	.get_flags              = ethtool_op_get_flags,
	.set_flags              = ixgbe_set_flags,
	.set_rx_ntuple          = ixgbe_set_rx_ntuple,
};

void ixgbe_set_ethtool_ops(struct net_device *netdev)
{
	SET_ETHTOOL_OPS(netdev, &ixgbe_ethtool_ops);
}