summaryrefslogtreecommitdiffstats
path: root/drivers/net/ethernet/qlogic/qed/qed_vf.c
blob: 3d42696598202591794613afebea7ed42d51be6e (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
/* QLogic qed NIC Driver
 * Copyright (c) 2015-2017  QLogic Corporation
 *
 * This software is available to you under a choice of one of two
 * licenses.  You may choose to be licensed under the terms of the GNU
 * General Public License (GPL) Version 2, available from the file
 * COPYING in the main directory of this source tree, or the
 * OpenIB.org BSD license below:
 *
 *     Redistribution and use in source and binary forms, with or
 *     without modification, are permitted provided that the following
 *     conditions are met:
 *
 *      - Redistributions of source code must retain the above
 *        copyright notice, this list of conditions and the following
 *        disclaimer.
 *
 *      - Redistributions in binary form must reproduce the above
 *        copyright notice, this list of conditions and the following
 *        disclaimer in the documentation and /or other materials
 *        provided with the distribution.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

#include <linux/crc32.h>
#include <linux/etherdevice.h>
#include "qed.h"
#include "qed_sriov.h"
#include "qed_vf.h"

static void *qed_vf_pf_prep(struct qed_hwfn *p_hwfn, u16 type, u16 length)
{
	struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
	void *p_tlv;

	/* This lock is released when we receive PF's response
	 * in qed_send_msg2pf().
	 * So, qed_vf_pf_prep() and qed_send_msg2pf()
	 * must come in sequence.
	 */
	mutex_lock(&(p_iov->mutex));

	DP_VERBOSE(p_hwfn,
		   QED_MSG_IOV,
		   "preparing to send 0x%04x tlv over vf pf channel\n",
		   type);

	/* Reset Requst offset */
	p_iov->offset = (u8 *)p_iov->vf2pf_request;

	/* Clear mailbox - both request and reply */
	memset(p_iov->vf2pf_request, 0, sizeof(union vfpf_tlvs));
	memset(p_iov->pf2vf_reply, 0, sizeof(union pfvf_tlvs));

	/* Init type and length */
	p_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, type, length);

	/* Init first tlv header */
	((struct vfpf_first_tlv *)p_tlv)->reply_address =
	    (u64)p_iov->pf2vf_reply_phys;

	return p_tlv;
}

static void qed_vf_pf_req_end(struct qed_hwfn *p_hwfn, int req_status)
{
	union pfvf_tlvs *resp = p_hwfn->vf_iov_info->pf2vf_reply;

	DP_VERBOSE(p_hwfn, QED_MSG_IOV,
		   "VF request status = 0x%x, PF reply status = 0x%x\n",
		   req_status, resp->default_resp.hdr.status);

	mutex_unlock(&(p_hwfn->vf_iov_info->mutex));
}

static int qed_send_msg2pf(struct qed_hwfn *p_hwfn, u8 *done, u32 resp_size)
{
	union vfpf_tlvs *p_req = p_hwfn->vf_iov_info->vf2pf_request;
	struct ustorm_trigger_vf_zone trigger;
	struct ustorm_vf_zone *zone_data;
	int rc = 0, time = 100;

	zone_data = (struct ustorm_vf_zone *)PXP_VF_BAR0_START_USDM_ZONE_B;

	/* output tlvs list */
	qed_dp_tlv_list(p_hwfn, p_req);

	/* need to add the END TLV to the message size */
	resp_size += sizeof(struct channel_list_end_tlv);

	/* Send TLVs over HW channel */
	memset(&trigger, 0, sizeof(struct ustorm_trigger_vf_zone));
	trigger.vf_pf_msg_valid = 1;

	DP_VERBOSE(p_hwfn,
		   QED_MSG_IOV,
		   "VF -> PF [%02x] message: [%08x, %08x] --> %p, %08x --> %p\n",
		   GET_FIELD(p_hwfn->hw_info.concrete_fid,
			     PXP_CONCRETE_FID_PFID),
		   upper_32_bits(p_hwfn->vf_iov_info->vf2pf_request_phys),
		   lower_32_bits(p_hwfn->vf_iov_info->vf2pf_request_phys),
		   &zone_data->non_trigger.vf_pf_msg_addr,
		   *((u32 *)&trigger), &zone_data->trigger);

	REG_WR(p_hwfn,
	       (uintptr_t)&zone_data->non_trigger.vf_pf_msg_addr.lo,
	       lower_32_bits(p_hwfn->vf_iov_info->vf2pf_request_phys));

	REG_WR(p_hwfn,
	       (uintptr_t)&zone_data->non_trigger.vf_pf_msg_addr.hi,
	       upper_32_bits(p_hwfn->vf_iov_info->vf2pf_request_phys));

	/* The message data must be written first, to prevent trigger before
	 * data is written.
	 */
	wmb();

	REG_WR(p_hwfn, (uintptr_t)&zone_data->trigger, *((u32 *)&trigger));

	/* When PF would be done with the response, it would write back to the
	 * `done' address. Poll until then.
	 */
	while ((!*done) && time) {
		msleep(25);
		time--;
	}

	if (!*done) {
		DP_NOTICE(p_hwfn,
			  "VF <-- PF Timeout [Type %d]\n",
			  p_req->first_tlv.tl.type);
		rc = -EBUSY;
	} else {
		if ((*done != PFVF_STATUS_SUCCESS) &&
		    (*done != PFVF_STATUS_NO_RESOURCE))
			DP_NOTICE(p_hwfn,
				  "PF response: %d [Type %d]\n",
				  *done, p_req->first_tlv.tl.type);
		else
			DP_VERBOSE(p_hwfn, QED_MSG_IOV,
				   "PF response: %d [Type %d]\n",
				   *done, p_req->first_tlv.tl.type);
	}

	return rc;
}

static void qed_vf_pf_add_qid(struct qed_hwfn *p_hwfn,
			      struct qed_queue_cid *p_cid)
{
	struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
	struct vfpf_qid_tlv *p_qid_tlv;

	/* Only add QIDs for the queue if it was negotiated with PF */
	if (!(p_iov->acquire_resp.pfdev_info.capabilities &
	      PFVF_ACQUIRE_CAP_QUEUE_QIDS))
		return;

	p_qid_tlv = qed_add_tlv(p_hwfn, &p_iov->offset,
				CHANNEL_TLV_QID, sizeof(*p_qid_tlv));
	p_qid_tlv->qid = p_cid->qid_usage_idx;
}

static int _qed_vf_pf_release(struct qed_hwfn *p_hwfn, bool b_final)
{
	struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
	struct pfvf_def_resp_tlv *resp;
	struct vfpf_first_tlv *req;
	u32 size;
	int rc;

	/* clear mailbox and prep first tlv */
	req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_RELEASE, sizeof(*req));

	/* add list termination tlv */
	qed_add_tlv(p_hwfn, &p_iov->offset,
		    CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));

	resp = &p_iov->pf2vf_reply->default_resp;
	rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));

	if (!rc && resp->hdr.status != PFVF_STATUS_SUCCESS)
		rc = -EAGAIN;

	qed_vf_pf_req_end(p_hwfn, rc);
	if (!b_final)
		return rc;

	p_hwfn->b_int_enabled = 0;

	if (p_iov->vf2pf_request)
		dma_free_coherent(&p_hwfn->cdev->pdev->dev,
				  sizeof(union vfpf_tlvs),
				  p_iov->vf2pf_request,
				  p_iov->vf2pf_request_phys);
	if (p_iov->pf2vf_reply)
		dma_free_coherent(&p_hwfn->cdev->pdev->dev,
				  sizeof(union pfvf_tlvs),
				  p_iov->pf2vf_reply, p_iov->pf2vf_reply_phys);

	if (p_iov->bulletin.p_virt) {
		size = sizeof(struct qed_bulletin_content);
		dma_free_coherent(&p_hwfn->cdev->pdev->dev,
				  size,
				  p_iov->bulletin.p_virt, p_iov->bulletin.phys);
	}

	kfree(p_hwfn->vf_iov_info);
	p_hwfn->vf_iov_info = NULL;

	return rc;
}

int qed_vf_pf_release(struct qed_hwfn *p_hwfn)
{
	return _qed_vf_pf_release(p_hwfn, true);
}

#define VF_ACQUIRE_THRESH 3
static void qed_vf_pf_acquire_reduce_resc(struct qed_hwfn *p_hwfn,
					  struct vf_pf_resc_request *p_req,
					  struct pf_vf_resc *p_resp)
{
	DP_VERBOSE(p_hwfn,
		   QED_MSG_IOV,
		   "PF unwilling to fullill resource request: rxq [%02x/%02x] txq [%02x/%02x] sbs [%02x/%02x] mac [%02x/%02x] vlan [%02x/%02x] mc [%02x/%02x] cids [%02x/%02x]. Try PF recommended amount\n",
		   p_req->num_rxqs,
		   p_resp->num_rxqs,
		   p_req->num_rxqs,
		   p_resp->num_txqs,
		   p_req->num_sbs,
		   p_resp->num_sbs,
		   p_req->num_mac_filters,
		   p_resp->num_mac_filters,
		   p_req->num_vlan_filters,
		   p_resp->num_vlan_filters,
		   p_req->num_mc_filters,
		   p_resp->num_mc_filters, p_req->num_cids, p_resp->num_cids);

	/* humble our request */
	p_req->num_txqs = p_resp->num_txqs;
	p_req->num_rxqs = p_resp->num_rxqs;
	p_req->num_sbs = p_resp->num_sbs;
	p_req->num_mac_filters = p_resp->num_mac_filters;
	p_req->num_vlan_filters = p_resp->num_vlan_filters;
	p_req->num_mc_filters = p_resp->num_mc_filters;
	p_req->num_cids = p_resp->num_cids;
}

static int qed_vf_pf_acquire(struct qed_hwfn *p_hwfn)
{
	struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
	struct pfvf_acquire_resp_tlv *resp = &p_iov->pf2vf_reply->acquire_resp;
	struct pf_vf_pfdev_info *pfdev_info = &resp->pfdev_info;
	struct vf_pf_resc_request *p_resc;
	bool resources_acquired = false;
	struct vfpf_acquire_tlv *req;
	int rc = 0, attempts = 0;

	/* clear mailbox and prep first tlv */
	req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_ACQUIRE, sizeof(*req));
	p_resc = &req->resc_request;

	/* starting filling the request */
	req->vfdev_info.opaque_fid = p_hwfn->hw_info.opaque_fid;

	p_resc->num_rxqs = QED_MAX_VF_CHAINS_PER_PF;
	p_resc->num_txqs = QED_MAX_VF_CHAINS_PER_PF;
	p_resc->num_sbs = QED_MAX_VF_CHAINS_PER_PF;
	p_resc->num_mac_filters = QED_ETH_VF_NUM_MAC_FILTERS;
	p_resc->num_vlan_filters = QED_ETH_VF_NUM_VLAN_FILTERS;
	p_resc->num_cids = QED_ETH_VF_DEFAULT_NUM_CIDS;

	req->vfdev_info.os_type = VFPF_ACQUIRE_OS_LINUX;
	req->vfdev_info.fw_major = FW_MAJOR_VERSION;
	req->vfdev_info.fw_minor = FW_MINOR_VERSION;
	req->vfdev_info.fw_revision = FW_REVISION_VERSION;
	req->vfdev_info.fw_engineering = FW_ENGINEERING_VERSION;
	req->vfdev_info.eth_fp_hsi_major = ETH_HSI_VER_MAJOR;
	req->vfdev_info.eth_fp_hsi_minor = ETH_HSI_VER_MINOR;

	/* Fill capability field with any non-deprecated config we support */
	req->vfdev_info.capabilities |= VFPF_ACQUIRE_CAP_100G;

	/* If we've mapped the doorbell bar, try using queue qids */
	if (p_iov->b_doorbell_bar) {
		req->vfdev_info.capabilities |= VFPF_ACQUIRE_CAP_PHYSICAL_BAR |
						VFPF_ACQUIRE_CAP_QUEUE_QIDS;
		p_resc->num_cids = QED_ETH_VF_MAX_NUM_CIDS;
	}

	/* pf 2 vf bulletin board address */
	req->bulletin_addr = p_iov->bulletin.phys;
	req->bulletin_size = p_iov->bulletin.size;

	/* add list termination tlv */
	qed_add_tlv(p_hwfn, &p_iov->offset,
		    CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));

	while (!resources_acquired) {
		DP_VERBOSE(p_hwfn,
			   QED_MSG_IOV, "attempting to acquire resources\n");

		/* Clear response buffer, as this might be a re-send */
		memset(p_iov->pf2vf_reply, 0, sizeof(union pfvf_tlvs));

		/* send acquire request */
		rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
		if (rc)
			goto exit;

		/* copy acquire response from buffer to p_hwfn */
		memcpy(&p_iov->acquire_resp, resp, sizeof(p_iov->acquire_resp));

		attempts++;

		if (resp->hdr.status == PFVF_STATUS_SUCCESS) {
			/* PF agrees to allocate our resources */
			if (!(resp->pfdev_info.capabilities &
			      PFVF_ACQUIRE_CAP_POST_FW_OVERRIDE)) {
				/* It's possible legacy PF mistakenly accepted;
				 * but we don't care - simply mark it as
				 * legacy and continue.
				 */
				req->vfdev_info.capabilities |=
				    VFPF_ACQUIRE_CAP_PRE_FP_HSI;
			}
			DP_VERBOSE(p_hwfn, QED_MSG_IOV, "resources acquired\n");
			resources_acquired = true;
		} else if (resp->hdr.status == PFVF_STATUS_NO_RESOURCE &&
			   attempts < VF_ACQUIRE_THRESH) {
			qed_vf_pf_acquire_reduce_resc(p_hwfn, p_resc,
						      &resp->resc);
		} else if (resp->hdr.status == PFVF_STATUS_NOT_SUPPORTED) {
			if (pfdev_info->major_fp_hsi &&
			    (pfdev_info->major_fp_hsi != ETH_HSI_VER_MAJOR)) {
				DP_NOTICE(p_hwfn,
					  "PF uses an incompatible fastpath HSI %02x.%02x [VF requires %02x.%02x]. Please change to a VF driver using %02x.xx.\n",
					  pfdev_info->major_fp_hsi,
					  pfdev_info->minor_fp_hsi,
					  ETH_HSI_VER_MAJOR,
					  ETH_HSI_VER_MINOR,
					  pfdev_info->major_fp_hsi);
				rc = -EINVAL;
				goto exit;
			}

			if (!pfdev_info->major_fp_hsi) {
				if (req->vfdev_info.capabilities &
				    VFPF_ACQUIRE_CAP_PRE_FP_HSI) {
					DP_NOTICE(p_hwfn,
						  "PF uses very old drivers. Please change to a VF driver using no later than 8.8.x.x.\n");
					rc = -EINVAL;
					goto exit;
				} else {
					DP_INFO(p_hwfn,
						"PF is old - try re-acquire to see if it supports FW-version override\n");
					req->vfdev_info.capabilities |=
					    VFPF_ACQUIRE_CAP_PRE_FP_HSI;
					continue;
				}
			}

			/* If PF/VF are using same Major, PF must have had
			 * it's reasons. Simply fail.
			 */
			DP_NOTICE(p_hwfn, "PF rejected acquisition by VF\n");
			rc = -EINVAL;
			goto exit;
		} else {
			DP_ERR(p_hwfn,
			       "PF returned error %d to VF acquisition request\n",
			       resp->hdr.status);
			rc = -EAGAIN;
			goto exit;
		}
	}

	/* Mark the PF as legacy, if needed */
	if (req->vfdev_info.capabilities & VFPF_ACQUIRE_CAP_PRE_FP_HSI)
		p_iov->b_pre_fp_hsi = true;

	/* In case PF doesn't support multi-queue Tx, update the number of
	 * CIDs to reflect the number of queues [older PFs didn't fill that
	 * field].
	 */
	if (!(resp->pfdev_info.capabilities & PFVF_ACQUIRE_CAP_QUEUE_QIDS))
		resp->resc.num_cids = resp->resc.num_rxqs + resp->resc.num_txqs;

	/* Update bulletin board size with response from PF */
	p_iov->bulletin.size = resp->bulletin_size;

	/* get HW info */
	p_hwfn->cdev->type = resp->pfdev_info.dev_type;
	p_hwfn->cdev->chip_rev = resp->pfdev_info.chip_rev;

	p_hwfn->cdev->chip_num = pfdev_info->chip_num & 0xffff;

	/* Learn of the possibility of CMT */
	if (IS_LEAD_HWFN(p_hwfn)) {
		if (resp->pfdev_info.capabilities & PFVF_ACQUIRE_CAP_100G) {
			DP_NOTICE(p_hwfn, "100g VF\n");
			p_hwfn->cdev->num_hwfns = 2;
		}
	}

	if (!p_iov->b_pre_fp_hsi &&
	    ETH_HSI_VER_MINOR &&
	    (resp->pfdev_info.minor_fp_hsi < ETH_HSI_VER_MINOR)) {
		DP_INFO(p_hwfn,
			"PF is using older fastpath HSI; %02x.%02x is configured\n",
			ETH_HSI_VER_MAJOR, resp->pfdev_info.minor_fp_hsi);
	}

exit:
	qed_vf_pf_req_end(p_hwfn, rc);

	return rc;
}

u32 qed_vf_hw_bar_size(struct qed_hwfn *p_hwfn, enum BAR_ID bar_id)
{
	u32 bar_size;

	/* Regview size is fixed */
	if (bar_id == BAR_ID_0)
		return 1 << 17;

	/* Doorbell is received from PF */
	bar_size = p_hwfn->vf_iov_info->acquire_resp.pfdev_info.bar_size;
	if (bar_size)
		return 1 << bar_size;
	return 0;
}

int qed_vf_hw_prepare(struct qed_hwfn *p_hwfn)
{
	struct qed_hwfn *p_lead = QED_LEADING_HWFN(p_hwfn->cdev);
	struct qed_vf_iov *p_iov;
	u32 reg;
	int rc;

	/* Set number of hwfns - might be overriden once leading hwfn learns
	 * actual configuration from PF.
	 */
	if (IS_LEAD_HWFN(p_hwfn))
		p_hwfn->cdev->num_hwfns = 1;

	reg = PXP_VF_BAR0_ME_OPAQUE_ADDRESS;
	p_hwfn->hw_info.opaque_fid = (u16)REG_RD(p_hwfn, reg);

	reg = PXP_VF_BAR0_ME_CONCRETE_ADDRESS;
	p_hwfn->hw_info.concrete_fid = REG_RD(p_hwfn, reg);

	/* Allocate vf sriov info */
	p_iov = kzalloc(sizeof(*p_iov), GFP_KERNEL);
	if (!p_iov)
		return -ENOMEM;

	/* Doorbells are tricky; Upper-layer has alreday set the hwfn doorbell
	 * value, but there are several incompatibily scenarios where that
	 * would be incorrect and we'd need to override it.
	 */
	if (!p_hwfn->doorbells) {
		p_hwfn->doorbells = (u8 __iomem *)p_hwfn->regview +
						  PXP_VF_BAR0_START_DQ;
	} else if (p_hwfn == p_lead) {
		/* For leading hw-function, value is always correct, but need
		 * to handle scenario where legacy PF would not support 100g
		 * mapped bars later.
		 */
		p_iov->b_doorbell_bar = true;
	} else {
		/* here, value would be correct ONLY if the leading hwfn
		 * received indication that mapped-bars are supported.
		 */
		if (p_lead->vf_iov_info->b_doorbell_bar)
			p_iov->b_doorbell_bar = true;
		else
			p_hwfn->doorbells = (u8 __iomem *)
			    p_hwfn->regview + PXP_VF_BAR0_START_DQ;
	}

	/* Allocate vf2pf msg */
	p_iov->vf2pf_request = dma_alloc_coherent(&p_hwfn->cdev->pdev->dev,
						  sizeof(union vfpf_tlvs),
						  &p_iov->vf2pf_request_phys,
						  GFP_KERNEL);
	if (!p_iov->vf2pf_request)
		goto free_p_iov;

	p_iov->pf2vf_reply = dma_alloc_coherent(&p_hwfn->cdev->pdev->dev,
						sizeof(union pfvf_tlvs),
						&p_iov->pf2vf_reply_phys,
						GFP_KERNEL);
	if (!p_iov->pf2vf_reply)
		goto free_vf2pf_request;

	DP_VERBOSE(p_hwfn,
		   QED_MSG_IOV,
		   "VF's Request mailbox [%p virt 0x%llx phys], Response mailbox [%p virt 0x%llx phys]\n",
		   p_iov->vf2pf_request,
		   (u64) p_iov->vf2pf_request_phys,
		   p_iov->pf2vf_reply, (u64)p_iov->pf2vf_reply_phys);

	/* Allocate Bulletin board */
	p_iov->bulletin.size = sizeof(struct qed_bulletin_content);
	p_iov->bulletin.p_virt = dma_alloc_coherent(&p_hwfn->cdev->pdev->dev,
						    p_iov->bulletin.size,
						    &p_iov->bulletin.phys,
						    GFP_KERNEL);
	DP_VERBOSE(p_hwfn, QED_MSG_IOV,
		   "VF's bulletin Board [%p virt 0x%llx phys 0x%08x bytes]\n",
		   p_iov->bulletin.p_virt,
		   (u64)p_iov->bulletin.phys, p_iov->bulletin.size);

	mutex_init(&p_iov->mutex);

	p_hwfn->vf_iov_info = p_iov;

	p_hwfn->hw_info.personality = QED_PCI_ETH;

	rc = qed_vf_pf_acquire(p_hwfn);

	/* If VF is 100g using a mapped bar and PF is too old to support that,
	 * acquisition would succeed - but the VF would have no way knowing
	 * the size of the doorbell bar configured in HW and thus will not
	 * know how to split it for 2nd hw-function.
	 * In this case we re-try without the indication of the mapped
	 * doorbell.
	 */
	if (!rc && p_iov->b_doorbell_bar &&
	    !qed_vf_hw_bar_size(p_hwfn, BAR_ID_1) &&
	    (p_hwfn->cdev->num_hwfns > 1)) {
		rc = _qed_vf_pf_release(p_hwfn, false);
		if (rc)
			return rc;

		p_iov->b_doorbell_bar = false;
		p_hwfn->doorbells = (u8 __iomem *)p_hwfn->regview +
						  PXP_VF_BAR0_START_DQ;
		rc = qed_vf_pf_acquire(p_hwfn);
	}

	DP_VERBOSE(p_hwfn, QED_MSG_IOV,
		   "Regview [%p], Doorbell [%p], Device-doorbell [%p]\n",
		   p_hwfn->regview, p_hwfn->doorbells, p_hwfn->cdev->doorbells);

	return rc;

free_vf2pf_request:
	dma_free_coherent(&p_hwfn->cdev->pdev->dev,
			  sizeof(union vfpf_tlvs),
			  p_iov->vf2pf_request, p_iov->vf2pf_request_phys);
free_p_iov:
	kfree(p_iov);

	return -ENOMEM;
}
#define TSTORM_QZONE_START   PXP_VF_BAR0_START_SDM_ZONE_A
#define MSTORM_QZONE_START(dev)   (TSTORM_QZONE_START +	\
				   (TSTORM_QZONE_SIZE * NUM_OF_L2_QUEUES(dev)))

static void
__qed_vf_prep_tunn_req_tlv(struct vfpf_update_tunn_param_tlv *p_req,
			   struct qed_tunn_update_type *p_src,
			   enum qed_tunn_clss mask, u8 *p_cls)
{
	if (p_src->b_update_mode) {
		p_req->tun_mode_update_mask |= BIT(mask);

		if (p_src->b_mode_enabled)
			p_req->tunn_mode |= BIT(mask);
	}

	*p_cls = p_src->tun_cls;
}

static void
qed_vf_prep_tunn_req_tlv(struct vfpf_update_tunn_param_tlv *p_req,
			 struct qed_tunn_update_type *p_src,
			 enum qed_tunn_clss mask,
			 u8 *p_cls, struct qed_tunn_update_udp_port *p_port,
			 u8 *p_update_port, u16 *p_udp_port)
{
	if (p_port->b_update_port) {
		*p_update_port = 1;
		*p_udp_port = p_port->port;
	}

	__qed_vf_prep_tunn_req_tlv(p_req, p_src, mask, p_cls);
}

void qed_vf_set_vf_start_tunn_update_param(struct qed_tunnel_info *p_tun)
{
	if (p_tun->vxlan.b_mode_enabled)
		p_tun->vxlan.b_update_mode = true;
	if (p_tun->l2_geneve.b_mode_enabled)
		p_tun->l2_geneve.b_update_mode = true;
	if (p_tun->ip_geneve.b_mode_enabled)
		p_tun->ip_geneve.b_update_mode = true;
	if (p_tun->l2_gre.b_mode_enabled)
		p_tun->l2_gre.b_update_mode = true;
	if (p_tun->ip_gre.b_mode_enabled)
		p_tun->ip_gre.b_update_mode = true;

	p_tun->b_update_rx_cls = true;
	p_tun->b_update_tx_cls = true;
}

static void
__qed_vf_update_tunn_param(struct qed_tunn_update_type *p_tun,
			   u16 feature_mask, u8 tunn_mode,
			   u8 tunn_cls, enum qed_tunn_mode val)
{
	if (feature_mask & BIT(val)) {
		p_tun->b_mode_enabled = tunn_mode;
		p_tun->tun_cls = tunn_cls;
	} else {
		p_tun->b_mode_enabled = false;
	}
}

static void qed_vf_update_tunn_param(struct qed_hwfn *p_hwfn,
				     struct qed_tunnel_info *p_tun,
				     struct pfvf_update_tunn_param_tlv *p_resp)
{
	/* Update mode and classes provided by PF */
	u16 feat_mask = p_resp->tunn_feature_mask;

	__qed_vf_update_tunn_param(&p_tun->vxlan, feat_mask,
				   p_resp->vxlan_mode, p_resp->vxlan_clss,
				   QED_MODE_VXLAN_TUNN);
	__qed_vf_update_tunn_param(&p_tun->l2_geneve, feat_mask,
				   p_resp->l2geneve_mode,
				   p_resp->l2geneve_clss,
				   QED_MODE_L2GENEVE_TUNN);
	__qed_vf_update_tunn_param(&p_tun->ip_geneve, feat_mask,
				   p_resp->ipgeneve_mode,
				   p_resp->ipgeneve_clss,
				   QED_MODE_IPGENEVE_TUNN);
	__qed_vf_update_tunn_param(&p_tun->l2_gre, feat_mask,
				   p_resp->l2gre_mode, p_resp->l2gre_clss,
				   QED_MODE_L2GRE_TUNN);
	__qed_vf_update_tunn_param(&p_tun->ip_gre, feat_mask,
				   p_resp->ipgre_mode, p_resp->ipgre_clss,
				   QED_MODE_IPGRE_TUNN);
	p_tun->geneve_port.port = p_resp->geneve_udp_port;
	p_tun->vxlan_port.port = p_resp->vxlan_udp_port;

	DP_VERBOSE(p_hwfn, QED_MSG_IOV,
		   "tunn mode: vxlan=0x%x, l2geneve=0x%x, ipgeneve=0x%x, l2gre=0x%x, ipgre=0x%x",
		   p_tun->vxlan.b_mode_enabled, p_tun->l2_geneve.b_mode_enabled,
		   p_tun->ip_geneve.b_mode_enabled,
		   p_tun->l2_gre.b_mode_enabled, p_tun->ip_gre.b_mode_enabled);
}

int qed_vf_pf_tunnel_param_update(struct qed_hwfn *p_hwfn,
				  struct qed_tunnel_info *p_src)
{
	struct qed_tunnel_info *p_tun = &p_hwfn->cdev->tunnel;
	struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
	struct pfvf_update_tunn_param_tlv *p_resp;
	struct vfpf_update_tunn_param_tlv *p_req;
	int rc;

	p_req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_UPDATE_TUNN_PARAM,
			       sizeof(*p_req));

	if (p_src->b_update_rx_cls && p_src->b_update_tx_cls)
		p_req->update_tun_cls = 1;

	qed_vf_prep_tunn_req_tlv(p_req, &p_src->vxlan, QED_MODE_VXLAN_TUNN,
				 &p_req->vxlan_clss, &p_src->vxlan_port,
				 &p_req->update_vxlan_port,
				 &p_req->vxlan_port);
	qed_vf_prep_tunn_req_tlv(p_req, &p_src->l2_geneve,
				 QED_MODE_L2GENEVE_TUNN,
				 &p_req->l2geneve_clss, &p_src->geneve_port,
				 &p_req->update_geneve_port,
				 &p_req->geneve_port);
	__qed_vf_prep_tunn_req_tlv(p_req, &p_src->ip_geneve,
				   QED_MODE_IPGENEVE_TUNN,
				   &p_req->ipgeneve_clss);
	__qed_vf_prep_tunn_req_tlv(p_req, &p_src->l2_gre,
				   QED_MODE_L2GRE_TUNN, &p_req->l2gre_clss);
	__qed_vf_prep_tunn_req_tlv(p_req, &p_src->ip_gre,
				   QED_MODE_IPGRE_TUNN, &p_req->ipgre_clss);

	/* add list termination tlv */
	qed_add_tlv(p_hwfn, &p_iov->offset,
		    CHANNEL_TLV_LIST_END,
		    sizeof(struct channel_list_end_tlv));

	p_resp = &p_iov->pf2vf_reply->tunn_param_resp;
	rc = qed_send_msg2pf(p_hwfn, &p_resp->hdr.status, sizeof(*p_resp));

	if (rc)
		goto exit;

	if (p_resp->hdr.status != PFVF_STATUS_SUCCESS) {
		DP_VERBOSE(p_hwfn, QED_MSG_IOV,
			   "Failed to update tunnel parameters\n");
		rc = -EINVAL;
	}

	qed_vf_update_tunn_param(p_hwfn, p_tun, p_resp);
exit:
	qed_vf_pf_req_end(p_hwfn, rc);
	return rc;
}

int
qed_vf_pf_rxq_start(struct qed_hwfn *p_hwfn,
		    struct qed_queue_cid *p_cid,
		    u16 bd_max_bytes,
		    dma_addr_t bd_chain_phys_addr,
		    dma_addr_t cqe_pbl_addr,
		    u16 cqe_pbl_size, void __iomem **pp_prod)
{
	struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
	struct pfvf_start_queue_resp_tlv *resp;
	struct vfpf_start_rxq_tlv *req;
	u8 rx_qid = p_cid->rel.queue_id;
	int rc;

	/* clear mailbox and prep first tlv */
	req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_START_RXQ, sizeof(*req));

	req->rx_qid = rx_qid;
	req->cqe_pbl_addr = cqe_pbl_addr;
	req->cqe_pbl_size = cqe_pbl_size;
	req->rxq_addr = bd_chain_phys_addr;
	req->hw_sb = p_cid->sb_igu_id;
	req->sb_index = p_cid->sb_idx;
	req->bd_max_bytes = bd_max_bytes;
	req->stat_id = -1;

	/* If PF is legacy, we'll need to calculate producers ourselves
	 * as well as clean them.
	 */
	if (p_iov->b_pre_fp_hsi) {
		u8 hw_qid = p_iov->acquire_resp.resc.hw_qid[rx_qid];
		u32 init_prod_val = 0;

		*pp_prod = (u8 __iomem *)
		    p_hwfn->regview +
		    MSTORM_QZONE_START(p_hwfn->cdev) +
		    hw_qid * MSTORM_QZONE_SIZE;

		/* Init the rcq, rx bd and rx sge (if valid) producers to 0 */
		__internal_ram_wr(p_hwfn, *pp_prod, sizeof(u32),
				  (u32 *)(&init_prod_val));
	}

	qed_vf_pf_add_qid(p_hwfn, p_cid);

	/* add list termination tlv */
	qed_add_tlv(p_hwfn, &p_iov->offset,
		    CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));

	resp = &p_iov->pf2vf_reply->queue_start;
	rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
	if (rc)
		goto exit;

	if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
		rc = -EINVAL;
		goto exit;
	}

	/* Learn the address of the producer from the response */
	if (!p_iov->b_pre_fp_hsi) {
		u32 init_prod_val = 0;

		*pp_prod = (u8 __iomem *)p_hwfn->regview + resp->offset;
		DP_VERBOSE(p_hwfn, QED_MSG_IOV,
			   "Rxq[0x%02x]: producer at %p [offset 0x%08x]\n",
			   rx_qid, *pp_prod, resp->offset);

		/* Init the rcq, rx bd and rx sge (if valid) producers to 0 */
		__internal_ram_wr(p_hwfn, *pp_prod, sizeof(u32),
				  (u32 *)&init_prod_val);
	}
exit:
	qed_vf_pf_req_end(p_hwfn, rc);

	return rc;
}

int qed_vf_pf_rxq_stop(struct qed_hwfn *p_hwfn,
		       struct qed_queue_cid *p_cid, bool cqe_completion)
{
	struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
	struct vfpf_stop_rxqs_tlv *req;
	struct pfvf_def_resp_tlv *resp;
	int rc;

	/* clear mailbox and prep first tlv */
	req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_STOP_RXQS, sizeof(*req));

	req->rx_qid = p_cid->rel.queue_id;
	req->num_rxqs = 1;
	req->cqe_completion = cqe_completion;

	qed_vf_pf_add_qid(p_hwfn, p_cid);

	/* add list termination tlv */
	qed_add_tlv(p_hwfn, &p_iov->offset,
		    CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));

	resp = &p_iov->pf2vf_reply->default_resp;
	rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
	if (rc)
		goto exit;

	if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
		rc = -EINVAL;
		goto exit;
	}

exit:
	qed_vf_pf_req_end(p_hwfn, rc);

	return rc;
}

int
qed_vf_pf_txq_start(struct qed_hwfn *p_hwfn,
		    struct qed_queue_cid *p_cid,
		    dma_addr_t pbl_addr,
		    u16 pbl_size, void __iomem **pp_doorbell)
{
	struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
	struct pfvf_start_queue_resp_tlv *resp;
	struct vfpf_start_txq_tlv *req;
	u16 qid = p_cid->rel.queue_id;
	int rc;

	/* clear mailbox and prep first tlv */
	req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_START_TXQ, sizeof(*req));

	req->tx_qid = qid;

	/* Tx */
	req->pbl_addr = pbl_addr;
	req->pbl_size = pbl_size;
	req->hw_sb = p_cid->sb_igu_id;
	req->sb_index = p_cid->sb_idx;

	qed_vf_pf_add_qid(p_hwfn, p_cid);

	/* add list termination tlv */
	qed_add_tlv(p_hwfn, &p_iov->offset,
		    CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));

	resp = &p_iov->pf2vf_reply->queue_start;
	rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
	if (rc)
		goto exit;

	if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
		rc = -EINVAL;
		goto exit;
	}

	/* Modern PFs provide the actual offsets, while legacy
	 * provided only the queue id.
	 */
	if (!p_iov->b_pre_fp_hsi) {
		*pp_doorbell = (u8 __iomem *)p_hwfn->doorbells + resp->offset;
	} else {
		u8 cid = p_iov->acquire_resp.resc.cid[qid];

		*pp_doorbell = (u8 __iomem *)p_hwfn->doorbells +
					     qed_db_addr_vf(cid,
							    DQ_DEMS_LEGACY);
	}

	DP_VERBOSE(p_hwfn, QED_MSG_IOV,
		   "Txq[0x%02x.%02x]: doorbell at %p [offset 0x%08x]\n",
		   qid, p_cid->qid_usage_idx, *pp_doorbell, resp->offset);
exit:
	qed_vf_pf_req_end(p_hwfn, rc);

	return rc;
}

int qed_vf_pf_txq_stop(struct qed_hwfn *p_hwfn, struct qed_queue_cid *p_cid)
{
	struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
	struct vfpf_stop_txqs_tlv *req;
	struct pfvf_def_resp_tlv *resp;
	int rc;

	/* clear mailbox and prep first tlv */
	req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_STOP_TXQS, sizeof(*req));

	req->tx_qid = p_cid->rel.queue_id;
	req->num_txqs = 1;

	qed_vf_pf_add_qid(p_hwfn, p_cid);

	/* add list termination tlv */
	qed_add_tlv(p_hwfn, &p_iov->offset,
		    CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));

	resp = &p_iov->pf2vf_reply->default_resp;
	rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
	if (rc)
		goto exit;

	if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
		rc = -EINVAL;
		goto exit;
	}

exit:
	qed_vf_pf_req_end(p_hwfn, rc);

	return rc;
}

int qed_vf_pf_vport_start(struct qed_hwfn *p_hwfn,
			  u8 vport_id,
			  u16 mtu,
			  u8 inner_vlan_removal,
			  enum qed_tpa_mode tpa_mode,
			  u8 max_buffers_per_cqe, u8 only_untagged)
{
	struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
	struct vfpf_vport_start_tlv *req;
	struct pfvf_def_resp_tlv *resp;
	int rc, i;

	/* clear mailbox and prep first tlv */
	req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_VPORT_START, sizeof(*req));

	req->mtu = mtu;
	req->vport_id = vport_id;
	req->inner_vlan_removal = inner_vlan_removal;
	req->tpa_mode = tpa_mode;
	req->max_buffers_per_cqe = max_buffers_per_cqe;
	req->only_untagged = only_untagged;

	/* status blocks */
	for (i = 0; i < p_hwfn->vf_iov_info->acquire_resp.resc.num_sbs; i++) {
		struct qed_sb_info *p_sb = p_hwfn->vf_iov_info->sbs_info[i];

		if (p_sb)
			req->sb_addr[i] = p_sb->sb_phys;
	}

	/* add list termination tlv */
	qed_add_tlv(p_hwfn, &p_iov->offset,
		    CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));

	resp = &p_iov->pf2vf_reply->default_resp;
	rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
	if (rc)
		goto exit;

	if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
		rc = -EINVAL;
		goto exit;
	}

exit:
	qed_vf_pf_req_end(p_hwfn, rc);

	return rc;
}

int qed_vf_pf_vport_stop(struct qed_hwfn *p_hwfn)
{
	struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
	struct pfvf_def_resp_tlv *resp = &p_iov->pf2vf_reply->default_resp;
	int rc;

	/* clear mailbox and prep first tlv */
	qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_VPORT_TEARDOWN,
		       sizeof(struct vfpf_first_tlv));

	/* add list termination tlv */
	qed_add_tlv(p_hwfn, &p_iov->offset,
		    CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));

	rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
	if (rc)
		goto exit;

	if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
		rc = -EINVAL;
		goto exit;
	}

exit:
	qed_vf_pf_req_end(p_hwfn, rc);

	return rc;
}

static bool
qed_vf_handle_vp_update_is_needed(struct qed_hwfn *p_hwfn,
				  struct qed_sp_vport_update_params *p_data,
				  u16 tlv)
{
	switch (tlv) {
	case CHANNEL_TLV_VPORT_UPDATE_ACTIVATE:
		return !!(p_data->update_vport_active_rx_flg ||
			  p_data->update_vport_active_tx_flg);
	case CHANNEL_TLV_VPORT_UPDATE_TX_SWITCH:
		return !!p_data->update_tx_switching_flg;
	case CHANNEL_TLV_VPORT_UPDATE_VLAN_STRIP:
		return !!p_data->update_inner_vlan_removal_flg;
	case CHANNEL_TLV_VPORT_UPDATE_ACCEPT_ANY_VLAN:
		return !!p_data->update_accept_any_vlan_flg;
	case CHANNEL_TLV_VPORT_UPDATE_MCAST:
		return !!p_data->update_approx_mcast_flg;
	case CHANNEL_TLV_VPORT_UPDATE_ACCEPT_PARAM:
		return !!(p_data->accept_flags.update_rx_mode_config ||
			  p_data->accept_flags.update_tx_mode_config);
	case CHANNEL_TLV_VPORT_UPDATE_RSS:
		return !!p_data->rss_params;
	case CHANNEL_TLV_VPORT_UPDATE_SGE_TPA:
		return !!p_data->sge_tpa_params;
	default:
		DP_INFO(p_hwfn, "Unexpected vport-update TLV[%d]\n",
			tlv);
		return false;
	}
}

static void
qed_vf_handle_vp_update_tlvs_resp(struct qed_hwfn *p_hwfn,
				  struct qed_sp_vport_update_params *p_data)
{
	struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
	struct pfvf_def_resp_tlv *p_resp;
	u16 tlv;

	for (tlv = CHANNEL_TLV_VPORT_UPDATE_ACTIVATE;
	     tlv < CHANNEL_TLV_VPORT_UPDATE_MAX; tlv++) {
		if (!qed_vf_handle_vp_update_is_needed(p_hwfn, p_data, tlv))
			continue;

		p_resp = (struct pfvf_def_resp_tlv *)
			 qed_iov_search_list_tlvs(p_hwfn, p_iov->pf2vf_reply,
						  tlv);
		if (p_resp && p_resp->hdr.status)
			DP_VERBOSE(p_hwfn, QED_MSG_IOV,
				   "TLV[%d] Configuration %s\n",
				   tlv,
				   (p_resp && p_resp->hdr.status) ? "succeeded"
								  : "failed");
	}
}

int qed_vf_pf_vport_update(struct qed_hwfn *p_hwfn,
			   struct qed_sp_vport_update_params *p_params)
{
	struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
	struct vfpf_vport_update_tlv *req;
	struct pfvf_def_resp_tlv *resp;
	u8 update_rx, update_tx;
	u32 resp_size = 0;
	u16 size, tlv;
	int rc;

	resp = &p_iov->pf2vf_reply->default_resp;
	resp_size = sizeof(*resp);

	update_rx = p_params->update_vport_active_rx_flg;
	update_tx = p_params->update_vport_active_tx_flg;

	/* clear mailbox and prep header tlv */
	qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_VPORT_UPDATE, sizeof(*req));

	/* Prepare extended tlvs */
	if (update_rx || update_tx) {
		struct vfpf_vport_update_activate_tlv *p_act_tlv;

		size = sizeof(struct vfpf_vport_update_activate_tlv);
		p_act_tlv = qed_add_tlv(p_hwfn, &p_iov->offset,
					CHANNEL_TLV_VPORT_UPDATE_ACTIVATE,
					size);
		resp_size += sizeof(struct pfvf_def_resp_tlv);

		if (update_rx) {
			p_act_tlv->update_rx = update_rx;
			p_act_tlv->active_rx = p_params->vport_active_rx_flg;
		}

		if (update_tx) {
			p_act_tlv->update_tx = update_tx;
			p_act_tlv->active_tx = p_params->vport_active_tx_flg;
		}
	}

	if (p_params->update_tx_switching_flg) {
		struct vfpf_vport_update_tx_switch_tlv *p_tx_switch_tlv;

		size = sizeof(struct vfpf_vport_update_tx_switch_tlv);
		tlv = CHANNEL_TLV_VPORT_UPDATE_TX_SWITCH;
		p_tx_switch_tlv = qed_add_tlv(p_hwfn, &p_iov->offset,
					      tlv, size);
		resp_size += sizeof(struct pfvf_def_resp_tlv);

		p_tx_switch_tlv->tx_switching = p_params->tx_switching_flg;
	}

	if (p_params->update_approx_mcast_flg) {
		struct vfpf_vport_update_mcast_bin_tlv *p_mcast_tlv;

		size = sizeof(struct vfpf_vport_update_mcast_bin_tlv);
		p_mcast_tlv = qed_add_tlv(p_hwfn, &p_iov->offset,
					  CHANNEL_TLV_VPORT_UPDATE_MCAST, size);
		resp_size += sizeof(struct pfvf_def_resp_tlv);

		memcpy(p_mcast_tlv->bins, p_params->bins,
		       sizeof(u32) * ETH_MULTICAST_MAC_BINS_IN_REGS);
	}

	update_rx = p_params->accept_flags.update_rx_mode_config;
	update_tx = p_params->accept_flags.update_tx_mode_config;

	if (update_rx || update_tx) {
		struct vfpf_vport_update_accept_param_tlv *p_accept_tlv;

		tlv = CHANNEL_TLV_VPORT_UPDATE_ACCEPT_PARAM;
		size = sizeof(struct vfpf_vport_update_accept_param_tlv);
		p_accept_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, tlv, size);
		resp_size += sizeof(struct pfvf_def_resp_tlv);

		if (update_rx) {
			p_accept_tlv->update_rx_mode = update_rx;
			p_accept_tlv->rx_accept_filter =
			    p_params->accept_flags.rx_accept_filter;
		}

		if (update_tx) {
			p_accept_tlv->update_tx_mode = update_tx;
			p_accept_tlv->tx_accept_filter =
			    p_params->accept_flags.tx_accept_filter;
		}
	}

	if (p_params->rss_params) {
		struct qed_rss_params *rss_params = p_params->rss_params;
		struct vfpf_vport_update_rss_tlv *p_rss_tlv;
		int i, table_size;

		size = sizeof(struct vfpf_vport_update_rss_tlv);
		p_rss_tlv = qed_add_tlv(p_hwfn,
					&p_iov->offset,
					CHANNEL_TLV_VPORT_UPDATE_RSS, size);
		resp_size += sizeof(struct pfvf_def_resp_tlv);

		if (rss_params->update_rss_config)
			p_rss_tlv->update_rss_flags |=
			    VFPF_UPDATE_RSS_CONFIG_FLAG;
		if (rss_params->update_rss_capabilities)
			p_rss_tlv->update_rss_flags |=
			    VFPF_UPDATE_RSS_CAPS_FLAG;
		if (rss_params->update_rss_ind_table)
			p_rss_tlv->update_rss_flags |=
			    VFPF_UPDATE_RSS_IND_TABLE_FLAG;
		if (rss_params->update_rss_key)
			p_rss_tlv->update_rss_flags |= VFPF_UPDATE_RSS_KEY_FLAG;

		p_rss_tlv->rss_enable = rss_params->rss_enable;
		p_rss_tlv->rss_caps = rss_params->rss_caps;
		p_rss_tlv->rss_table_size_log = rss_params->rss_table_size_log;

		table_size = min_t(int, T_ETH_INDIRECTION_TABLE_SIZE,
				   1 << p_rss_tlv->rss_table_size_log);
		for (i = 0; i < table_size; i++) {
			struct qed_queue_cid *p_queue;

			p_queue = rss_params->rss_ind_table[i];
			p_rss_tlv->rss_ind_table[i] = p_queue->rel.queue_id;
		}
		memcpy(p_rss_tlv->rss_key, rss_params->rss_key,
		       sizeof(rss_params->rss_key));
	}

	if (p_params->update_accept_any_vlan_flg) {
		struct vfpf_vport_update_accept_any_vlan_tlv *p_any_vlan_tlv;

		size = sizeof(struct vfpf_vport_update_accept_any_vlan_tlv);
		tlv = CHANNEL_TLV_VPORT_UPDATE_ACCEPT_ANY_VLAN;
		p_any_vlan_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, tlv, size);

		resp_size += sizeof(struct pfvf_def_resp_tlv);
		p_any_vlan_tlv->accept_any_vlan = p_params->accept_any_vlan;
		p_any_vlan_tlv->update_accept_any_vlan_flg =
		    p_params->update_accept_any_vlan_flg;
	}

	/* add list termination tlv */
	qed_add_tlv(p_hwfn, &p_iov->offset,
		    CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));

	rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, resp_size);
	if (rc)
		goto exit;

	if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
		rc = -EINVAL;
		goto exit;
	}

	qed_vf_handle_vp_update_tlvs_resp(p_hwfn, p_params);

exit:
	qed_vf_pf_req_end(p_hwfn, rc);

	return rc;
}

int qed_vf_pf_reset(struct qed_hwfn *p_hwfn)
{
	struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
	struct pfvf_def_resp_tlv *resp;
	struct vfpf_first_tlv *req;
	int rc;

	/* clear mailbox and prep first tlv */
	req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_CLOSE, sizeof(*req));

	/* add list termination tlv */
	qed_add_tlv(p_hwfn, &p_iov->offset,
		    CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));

	resp = &p_iov->pf2vf_reply->default_resp;
	rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
	if (rc)
		goto exit;

	if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
		rc = -EAGAIN;
		goto exit;
	}

	p_hwfn->b_int_enabled = 0;

exit:
	qed_vf_pf_req_end(p_hwfn, rc);

	return rc;
}

void qed_vf_pf_filter_mcast(struct qed_hwfn *p_hwfn,
			    struct qed_filter_mcast *p_filter_cmd)
{
	struct qed_sp_vport_update_params sp_params;
	int i;

	memset(&sp_params, 0, sizeof(sp_params));
	sp_params.update_approx_mcast_flg = 1;

	if (p_filter_cmd->opcode == QED_FILTER_ADD) {
		for (i = 0; i < p_filter_cmd->num_mc_addrs; i++) {
			u32 bit;

			bit = qed_mcast_bin_from_mac(p_filter_cmd->mac[i]);
			sp_params.bins[bit / 32] |= 1 << (bit % 32);
		}
	}

	qed_vf_pf_vport_update(p_hwfn, &sp_params);
}

int qed_vf_pf_filter_ucast(struct qed_hwfn *p_hwfn,
			   struct qed_filter_ucast *p_ucast)
{
	struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
	struct vfpf_ucast_filter_tlv *req;
	struct pfvf_def_resp_tlv *resp;
	int rc;

	/* clear mailbox and prep first tlv */
	req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_UCAST_FILTER, sizeof(*req));
	req->opcode = (u8) p_ucast->opcode;
	req->type = (u8) p_ucast->type;
	memcpy(req->mac, p_ucast->mac, ETH_ALEN);
	req->vlan = p_ucast->vlan;

	/* add list termination tlv */
	qed_add_tlv(p_hwfn, &p_iov->offset,
		    CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));

	resp = &p_iov->pf2vf_reply->default_resp;
	rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
	if (rc)
		goto exit;

	if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
		rc = -EAGAIN;
		goto exit;
	}

exit:
	qed_vf_pf_req_end(p_hwfn, rc);

	return rc;
}

int qed_vf_pf_int_cleanup(struct qed_hwfn *p_hwfn)
{
	struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
	struct pfvf_def_resp_tlv *resp = &p_iov->pf2vf_reply->default_resp;
	int rc;

	/* clear mailbox and prep first tlv */
	qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_INT_CLEANUP,
		       sizeof(struct vfpf_first_tlv));

	/* add list termination tlv */
	qed_add_tlv(p_hwfn, &p_iov->offset,
		    CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));

	rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
	if (rc)
		goto exit;

	if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
		rc = -EINVAL;
		goto exit;
	}

exit:
	qed_vf_pf_req_end(p_hwfn, rc);

	return rc;
}

int qed_vf_pf_get_coalesce(struct qed_hwfn *p_hwfn,
			   u16 *p_coal, struct qed_queue_cid *p_cid)
{
	struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
	struct pfvf_read_coal_resp_tlv *resp;
	struct vfpf_read_coal_req_tlv *req;
	int rc;

	/* clear mailbox and prep header tlv */
	req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_COALESCE_READ, sizeof(*req));
	req->qid = p_cid->rel.queue_id;
	req->is_rx = p_cid->b_is_rx ? 1 : 0;

	qed_add_tlv(p_hwfn, &p_iov->offset, CHANNEL_TLV_LIST_END,
		    sizeof(struct channel_list_end_tlv));
	resp = &p_iov->pf2vf_reply->read_coal_resp;

	rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
	if (rc)
		goto exit;

	if (resp->hdr.status != PFVF_STATUS_SUCCESS)
		goto exit;

	*p_coal = resp->coal;
exit:
	qed_vf_pf_req_end(p_hwfn, rc);

	return rc;
}

int
qed_vf_pf_bulletin_update_mac(struct qed_hwfn *p_hwfn,
			      u8 *p_mac)
{
	struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
	struct vfpf_bulletin_update_mac_tlv *p_req;
	struct pfvf_def_resp_tlv *p_resp;
	int rc;

	if (!p_mac)
		return -EINVAL;

	/* clear mailbox and prep header tlv */
	p_req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_BULLETIN_UPDATE_MAC,
			       sizeof(*p_req));
	ether_addr_copy(p_req->mac, p_mac);
	DP_VERBOSE(p_hwfn, QED_MSG_IOV,
		   "Requesting bulletin update for MAC[%pM]\n", p_mac);

	/* add list termination tlv */
	qed_add_tlv(p_hwfn, &p_iov->offset, CHANNEL_TLV_LIST_END,
		    sizeof(struct channel_list_end_tlv));

	p_resp = &p_iov->pf2vf_reply->default_resp;
	rc = qed_send_msg2pf(p_hwfn, &p_resp->hdr.status, sizeof(*p_resp));
	qed_vf_pf_req_end(p_hwfn, rc);
	return rc;
}

int
qed_vf_pf_set_coalesce(struct qed_hwfn *p_hwfn,
		       u16 rx_coal, u16 tx_coal, struct qed_queue_cid *p_cid)
{
	struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
	struct vfpf_update_coalesce *req;
	struct pfvf_def_resp_tlv *resp;
	int rc;

	/* clear mailbox and prep header tlv */
	req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_COALESCE_UPDATE, sizeof(*req));

	req->rx_coal = rx_coal;
	req->tx_coal = tx_coal;
	req->qid = p_cid->rel.queue_id;

	DP_VERBOSE(p_hwfn,
		   QED_MSG_IOV,
		   "Setting coalesce rx_coal = %d, tx_coal = %d at queue = %d\n",
		   rx_coal, tx_coal, req->qid);

	/* add list termination tlv */
	qed_add_tlv(p_hwfn, &p_iov->offset, CHANNEL_TLV_LIST_END,
		    sizeof(struct channel_list_end_tlv));

	resp = &p_iov->pf2vf_reply->default_resp;
	rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
	if (rc)
		goto exit;

	if (resp->hdr.status != PFVF_STATUS_SUCCESS)
		goto exit;

	if (rx_coal)
		p_hwfn->cdev->rx_coalesce_usecs = rx_coal;

	if (tx_coal)
		p_hwfn->cdev->tx_coalesce_usecs = tx_coal;

exit:
	qed_vf_pf_req_end(p_hwfn, rc);
	return rc;
}

u16 qed_vf_get_igu_sb_id(struct qed_hwfn *p_hwfn, u16 sb_id)
{
	struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;

	if (!p_iov) {
		DP_NOTICE(p_hwfn, "vf_sriov_info isn't initialized\n");
		return 0;
	}

	return p_iov->acquire_resp.resc.hw_sbs[sb_id].hw_sb_id;
}

void qed_vf_set_sb_info(struct qed_hwfn *p_hwfn,
			u16 sb_id, struct qed_sb_info *p_sb)
{
	struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;

	if (!p_iov) {
		DP_NOTICE(p_hwfn, "vf_sriov_info isn't initialized\n");
		return;
	}

	if (sb_id >= PFVF_MAX_SBS_PER_VF) {
		DP_NOTICE(p_hwfn, "Can't configure SB %04x\n", sb_id);
		return;
	}

	p_iov->sbs_info[sb_id] = p_sb;
}

int qed_vf_read_bulletin(struct qed_hwfn *p_hwfn, u8 *p_change)
{
	struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
	struct qed_bulletin_content shadow;
	u32 crc, crc_size;

	crc_size = sizeof(p_iov->bulletin.p_virt->crc);
	*p_change = 0;

	/* Need to guarantee PF is not in the middle of writing it */
	memcpy(&shadow, p_iov->bulletin.p_virt, p_iov->bulletin.size);

	/* If version did not update, no need to do anything */
	if (shadow.version == p_iov->bulletin_shadow.version)
		return 0;

	/* Verify the bulletin we see is valid */
	crc = crc32(0, (u8 *)&shadow + crc_size,
		    p_iov->bulletin.size - crc_size);
	if (crc != shadow.crc)
		return -EAGAIN;

	/* Set the shadow bulletin and process it */
	memcpy(&p_iov->bulletin_shadow, &shadow, p_iov->bulletin.size);

	DP_VERBOSE(p_hwfn, QED_MSG_IOV,
		   "Read a bulletin update %08x\n", shadow.version);

	*p_change = 1;

	return 0;
}

void __qed_vf_get_link_params(struct qed_hwfn *p_hwfn,
			      struct qed_mcp_link_params *p_params,
			      struct qed_bulletin_content *p_bulletin)
{
	memset(p_params, 0, sizeof(*p_params));

	p_params->speed.autoneg = p_bulletin->req_autoneg;
	p_params->speed.advertised_speeds = p_bulletin->req_adv_speed;
	p_params->speed.forced_speed = p_bulletin->req_forced_speed;
	p_params->pause.autoneg = p_bulletin->req_autoneg_pause;
	p_params->pause.forced_rx = p_bulletin->req_forced_rx;
	p_params->pause.forced_tx = p_bulletin->req_forced_tx;
	p_params->loopback_mode = p_bulletin->req_loopback;
}

void qed_vf_get_link_params(struct qed_hwfn *p_hwfn,
			    struct qed_mcp_link_params *params)
{
	__qed_vf_get_link_params(p_hwfn, params,
				 &(p_hwfn->vf_iov_info->bulletin_shadow));
}

void __qed_vf_get_link_state(struct qed_hwfn *p_hwfn,
			     struct qed_mcp_link_state *p_link,
			     struct qed_bulletin_content *p_bulletin)
{
	memset(p_link, 0, sizeof(*p_link));

	p_link->link_up = p_bulletin->link_up;
	p_link->speed = p_bulletin->speed;
	p_link->full_duplex = p_bulletin->full_duplex;
	p_link->an = p_bulletin->autoneg;
	p_link->an_complete = p_bulletin->autoneg_complete;
	p_link->parallel_detection = p_bulletin->parallel_detection;
	p_link->pfc_enabled = p_bulletin->pfc_enabled;
	p_link->partner_adv_speed = p_bulletin->partner_adv_speed;
	p_link->partner_tx_flow_ctrl_en = p_bulletin->partner_tx_flow_ctrl_en;
	p_link->partner_rx_flow_ctrl_en = p_bulletin->partner_rx_flow_ctrl_en;
	p_link->partner_adv_pause = p_bulletin->partner_adv_pause;
	p_link->sfp_tx_fault = p_bulletin->sfp_tx_fault;
}

void qed_vf_get_link_state(struct qed_hwfn *p_hwfn,
			   struct qed_mcp_link_state *link)
{
	__qed_vf_get_link_state(p_hwfn, link,
				&(p_hwfn->vf_iov_info->bulletin_shadow));
}

void __qed_vf_get_link_caps(struct qed_hwfn *p_hwfn,
			    struct qed_mcp_link_capabilities *p_link_caps,
			    struct qed_bulletin_content *p_bulletin)
{
	memset(p_link_caps, 0, sizeof(*p_link_caps));
	p_link_caps->speed_capabilities = p_bulletin->capability_speed;
}

void qed_vf_get_link_caps(struct qed_hwfn *p_hwfn,
			  struct qed_mcp_link_capabilities *p_link_caps)
{
	__qed_vf_get_link_caps(p_hwfn, p_link_caps,
			       &(p_hwfn->vf_iov_info->bulletin_shadow));
}

void qed_vf_get_num_rxqs(struct qed_hwfn *p_hwfn, u8 *num_rxqs)
{
	*num_rxqs = p_hwfn->vf_iov_info->acquire_resp.resc.num_rxqs;
}

void qed_vf_get_num_txqs(struct qed_hwfn *p_hwfn, u8 *num_txqs)
{
	*num_txqs = p_hwfn->vf_iov_info->acquire_resp.resc.num_txqs;
}

void qed_vf_get_num_cids(struct qed_hwfn *p_hwfn, u8 *num_cids)
{
	*num_cids = p_hwfn->vf_iov_info->acquire_resp.resc.num_cids;
}

void qed_vf_get_port_mac(struct qed_hwfn *p_hwfn, u8 *port_mac)
{
	memcpy(port_mac,
	       p_hwfn->vf_iov_info->acquire_resp.pfdev_info.port_mac, ETH_ALEN);
}

void qed_vf_get_num_vlan_filters(struct qed_hwfn *p_hwfn, u8 *num_vlan_filters)
{
	struct qed_vf_iov *p_vf;

	p_vf = p_hwfn->vf_iov_info;
	*num_vlan_filters = p_vf->acquire_resp.resc.num_vlan_filters;
}

void qed_vf_get_num_mac_filters(struct qed_hwfn *p_hwfn, u8 *num_mac_filters)
{
	struct qed_vf_iov *p_vf = p_hwfn->vf_iov_info;

	*num_mac_filters = p_vf->acquire_resp.resc.num_mac_filters;
}

bool qed_vf_check_mac(struct qed_hwfn *p_hwfn, u8 *mac)
{
	struct qed_bulletin_content *bulletin;

	bulletin = &p_hwfn->vf_iov_info->bulletin_shadow;
	if (!(bulletin->valid_bitmap & (1 << MAC_ADDR_FORCED)))
		return true;

	/* Forbid VF from changing a MAC enforced by PF */
	if (ether_addr_equal(bulletin->mac, mac))
		return false;

	return false;
}

static bool qed_vf_bulletin_get_forced_mac(struct qed_hwfn *hwfn,
					   u8 *dst_mac, u8 *p_is_forced)
{
	struct qed_bulletin_content *bulletin;

	bulletin = &hwfn->vf_iov_info->bulletin_shadow;

	if (bulletin->valid_bitmap & (1 << MAC_ADDR_FORCED)) {
		if (p_is_forced)
			*p_is_forced = 1;
	} else if (bulletin->valid_bitmap & (1 << VFPF_BULLETIN_MAC_ADDR)) {
		if (p_is_forced)
			*p_is_forced = 0;
	} else {
		return false;
	}

	ether_addr_copy(dst_mac, bulletin->mac);

	return true;
}

static void
qed_vf_bulletin_get_udp_ports(struct qed_hwfn *p_hwfn,
			      u16 *p_vxlan_port, u16 *p_geneve_port)
{
	struct qed_bulletin_content *p_bulletin;

	p_bulletin = &p_hwfn->vf_iov_info->bulletin_shadow;

	*p_vxlan_port = p_bulletin->vxlan_udp_port;
	*p_geneve_port = p_bulletin->geneve_udp_port;
}

void qed_vf_get_fw_version(struct qed_hwfn *p_hwfn,
			   u16 *fw_major, u16 *fw_minor,
			   u16 *fw_rev, u16 *fw_eng)
{
	struct pf_vf_pfdev_info *info;

	info = &p_hwfn->vf_iov_info->acquire_resp.pfdev_info;

	*fw_major = info->fw_major;
	*fw_minor = info->fw_minor;
	*fw_rev = info->fw_rev;
	*fw_eng = info->fw_eng;
}

static void qed_handle_bulletin_change(struct qed_hwfn *hwfn)
{
	struct qed_eth_cb_ops *ops = hwfn->cdev->protocol_ops.eth;
	u8 mac[ETH_ALEN], is_mac_exist, is_mac_forced;
	void *cookie = hwfn->cdev->ops_cookie;
	u16 vxlan_port, geneve_port;

	qed_vf_bulletin_get_udp_ports(hwfn, &vxlan_port, &geneve_port);
	is_mac_exist = qed_vf_bulletin_get_forced_mac(hwfn, mac,
						      &is_mac_forced);
	if (is_mac_exist && cookie)
		ops->force_mac(cookie, mac, !!is_mac_forced);

	ops->ports_update(cookie, vxlan_port, geneve_port);

	/* Always update link configuration according to bulletin */
	qed_link_update(hwfn);
}

void qed_iov_vf_task(struct work_struct *work)
{
	struct qed_hwfn *hwfn = container_of(work, struct qed_hwfn,
					     iov_task.work);
	u8 change = 0;

	if (test_and_clear_bit(QED_IOV_WQ_STOP_WQ_FLAG, &hwfn->iov_task_flags))
		return;

	/* Handle bulletin board changes */
	qed_vf_read_bulletin(hwfn, &change);
	if (test_and_clear_bit(QED_IOV_WQ_VF_FORCE_LINK_QUERY_FLAG,
			       &hwfn->iov_task_flags))
		change = 1;
	if (change)
		qed_handle_bulletin_change(hwfn);

	/* As VF is polling bulletin board, need to constantly re-schedule */
	queue_delayed_work(hwfn->iov_wq, &hwfn->iov_task, HZ);
}