summaryrefslogtreecommitdiffstats
path: root/drivers/net/sfc/base/efx_mac.c
blob: 57436b95a053c767509aa0de60addd99b1fa56d9 (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
/* SPDX-License-Identifier: BSD-3-Clause
 *
 * Copyright (c) 2007-2018 Solarflare Communications Inc.
 * All rights reserved.
 */

#include "efx.h"
#include "efx_impl.h"

#if EFSYS_OPT_SIENA

static	__checkReturn	efx_rc_t
siena_mac_multicast_list_set(
	__in		efx_nic_t *enp);

#endif /* EFSYS_OPT_SIENA */

#if EFSYS_OPT_SIENA
static const efx_mac_ops_t	__efx_mac_siena_ops = {
	siena_mac_poll,				/* emo_poll */
	siena_mac_up,				/* emo_up */
	siena_mac_reconfigure,			/* emo_addr_set */
	siena_mac_reconfigure,			/* emo_pdu_set */
	siena_mac_pdu_get,			/* emo_pdu_get */
	siena_mac_reconfigure,			/* emo_reconfigure */
	siena_mac_multicast_list_set,		/* emo_multicast_list_set */
	NULL,					/* emo_filter_set_default_rxq */
	NULL,				/* emo_filter_default_rxq_clear */
#if EFSYS_OPT_LOOPBACK
	siena_mac_loopback_set,			/* emo_loopback_set */
#endif	/* EFSYS_OPT_LOOPBACK */
#if EFSYS_OPT_MAC_STATS
	siena_mac_stats_get_mask,		/* emo_stats_get_mask */
	efx_mcdi_mac_stats_clear,		/* emo_stats_clear */
	efx_mcdi_mac_stats_upload,		/* emo_stats_upload */
	efx_mcdi_mac_stats_periodic,		/* emo_stats_periodic */
	siena_mac_stats_update			/* emo_stats_update */
#endif	/* EFSYS_OPT_MAC_STATS */
};
#endif	/* EFSYS_OPT_SIENA */

#if EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD || EFSYS_OPT_MEDFORD2
static const efx_mac_ops_t	__efx_mac_ef10_ops = {
	ef10_mac_poll,				/* emo_poll */
	ef10_mac_up,				/* emo_up */
	ef10_mac_addr_set,			/* emo_addr_set */
	ef10_mac_pdu_set,			/* emo_pdu_set */
	ef10_mac_pdu_get,			/* emo_pdu_get */
	ef10_mac_reconfigure,			/* emo_reconfigure */
	ef10_mac_multicast_list_set,		/* emo_multicast_list_set */
	ef10_mac_filter_default_rxq_set,	/* emo_filter_default_rxq_set */
	ef10_mac_filter_default_rxq_clear,
					/* emo_filter_default_rxq_clear */
#if EFSYS_OPT_LOOPBACK
	ef10_mac_loopback_set,			/* emo_loopback_set */
#endif	/* EFSYS_OPT_LOOPBACK */
#if EFSYS_OPT_MAC_STATS
	ef10_mac_stats_get_mask,		/* emo_stats_get_mask */
	efx_mcdi_mac_stats_clear,		/* emo_stats_clear */
	efx_mcdi_mac_stats_upload,		/* emo_stats_upload */
	efx_mcdi_mac_stats_periodic,		/* emo_stats_periodic */
	ef10_mac_stats_update			/* emo_stats_update */
#endif	/* EFSYS_OPT_MAC_STATS */
};
#endif	/* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD || EFSYS_OPT_MEDFORD2 */

	__checkReturn			efx_rc_t
efx_mac_pdu_set(
	__in				efx_nic_t *enp,
	__in				size_t pdu)
{
	efx_port_t *epp = &(enp->en_port);
	const efx_mac_ops_t *emop = epp->ep_emop;
	uint32_t old_pdu;
	efx_rc_t rc;

	EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
	EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PORT);
	EFSYS_ASSERT(emop != NULL);

	if (pdu < EFX_MAC_PDU_MIN) {
		rc = EINVAL;
		goto fail1;
	}

	if (pdu > EFX_MAC_PDU_MAX) {
		rc = EINVAL;
		goto fail2;
	}

	old_pdu = epp->ep_mac_pdu;
	epp->ep_mac_pdu = (uint32_t)pdu;
	if ((rc = emop->emo_pdu_set(enp)) != 0)
		goto fail3;

	return (0);

fail3:
	EFSYS_PROBE(fail3);

	epp->ep_mac_pdu = old_pdu;

fail2:
	EFSYS_PROBE(fail2);
fail1:
	EFSYS_PROBE1(fail1, efx_rc_t, rc);

	return (rc);
}

	__checkReturn	efx_rc_t
efx_mac_pdu_get(
	__in		efx_nic_t *enp,
	__out		size_t *pdu)
{
	efx_port_t *epp = &(enp->en_port);
	const efx_mac_ops_t *emop = epp->ep_emop;
	efx_rc_t rc;

	if ((rc = emop->emo_pdu_get(enp, pdu)) != 0)
		goto fail1;

	return (0);

fail1:
	EFSYS_PROBE1(fail1, efx_rc_t, rc);

	return (rc);
}

	__checkReturn			efx_rc_t
efx_mac_addr_set(
	__in				efx_nic_t *enp,
	__in				uint8_t *addr)
{
	efx_port_t *epp = &(enp->en_port);
	const efx_mac_ops_t *emop = epp->ep_emop;
	uint8_t old_addr[6];
	uint32_t oui;
	efx_rc_t rc;

	EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
	EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PORT);

	if (EFX_MAC_ADDR_IS_MULTICAST(addr)) {
		rc = EINVAL;
		goto fail1;
	}

	oui = addr[0] << 16 | addr[1] << 8 | addr[2];
	if (oui == 0x000000) {
		rc = EINVAL;
		goto fail2;
	}

	EFX_MAC_ADDR_COPY(old_addr, epp->ep_mac_addr);
	EFX_MAC_ADDR_COPY(epp->ep_mac_addr, addr);
	if ((rc = emop->emo_addr_set(enp)) != 0)
		goto fail3;

	return (0);

fail3:
	EFSYS_PROBE(fail3);

	EFX_MAC_ADDR_COPY(epp->ep_mac_addr, old_addr);

fail2:
	EFSYS_PROBE(fail2);
fail1:
	EFSYS_PROBE1(fail1, efx_rc_t, rc);

	return (rc);
}

	__checkReturn			efx_rc_t
efx_mac_filter_set(
	__in				efx_nic_t *enp,
	__in				boolean_t all_unicst,
	__in				boolean_t mulcst,
	__in				boolean_t all_mulcst,
	__in				boolean_t brdcst)
{
	efx_port_t *epp = &(enp->en_port);
	const efx_mac_ops_t *emop = epp->ep_emop;
	boolean_t old_all_unicst;
	boolean_t old_mulcst;
	boolean_t old_all_mulcst;
	boolean_t old_brdcst;
	efx_rc_t rc;

	EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
	EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PORT);

	old_all_unicst = epp->ep_all_unicst;
	old_mulcst = epp->ep_mulcst;
	old_all_mulcst = epp->ep_all_mulcst;
	old_brdcst = epp->ep_brdcst;

	epp->ep_all_unicst = all_unicst;
	epp->ep_mulcst = mulcst;
	epp->ep_all_mulcst = all_mulcst;
	epp->ep_brdcst = brdcst;

	if ((rc = emop->emo_reconfigure(enp)) != 0)
		goto fail1;

	return (0);

fail1:
	EFSYS_PROBE1(fail1, efx_rc_t, rc);

	epp->ep_all_unicst = old_all_unicst;
	epp->ep_mulcst = old_mulcst;
	epp->ep_all_mulcst = old_all_mulcst;
	epp->ep_brdcst = old_brdcst;

	return (rc);
}

	__checkReturn			efx_rc_t
efx_mac_drain(
	__in				efx_nic_t *enp,
	__in				boolean_t enabled)
{
	efx_port_t *epp = &(enp->en_port);
	const efx_mac_ops_t *emop = epp->ep_emop;
	efx_rc_t rc;

	EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
	EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PORT);
	EFSYS_ASSERT(emop != NULL);

	if (epp->ep_mac_drain == enabled)
		return (0);

	epp->ep_mac_drain = enabled;

	if ((rc = emop->emo_reconfigure(enp)) != 0)
		goto fail1;

	return (0);

fail1:
	EFSYS_PROBE1(fail1, efx_rc_t, rc);

	return (rc);
}

	__checkReturn	efx_rc_t
efx_mac_up(
	__in		efx_nic_t *enp,
	__out		boolean_t *mac_upp)
{
	efx_port_t *epp = &(enp->en_port);
	const efx_mac_ops_t *emop = epp->ep_emop;
	efx_rc_t rc;

	EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
	EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PORT);

	if ((rc = emop->emo_up(enp, mac_upp)) != 0)
		goto fail1;

	return (0);

fail1:
	EFSYS_PROBE1(fail1, efx_rc_t, rc);

	return (rc);
}

	__checkReturn			efx_rc_t
efx_mac_fcntl_set(
	__in				efx_nic_t *enp,
	__in				unsigned int fcntl,
	__in				boolean_t autoneg)
{
	efx_port_t *epp = &(enp->en_port);
	const efx_mac_ops_t *emop = epp->ep_emop;
	const efx_phy_ops_t *epop = epp->ep_epop;
	unsigned int old_fcntl;
	boolean_t old_autoneg;
	unsigned int old_adv_cap;
	efx_rc_t rc;

	EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
	EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PORT);

	if ((fcntl & ~(EFX_FCNTL_RESPOND | EFX_FCNTL_GENERATE)) != 0) {
		rc = EINVAL;
		goto fail1;
	}

	/*
	 * Ignore a request to set flow control auto-negotiation
	 * if the PHY doesn't support it.
	 */
	if (~epp->ep_phy_cap_mask & (1 << EFX_PHY_CAP_AN))
		autoneg = B_FALSE;

	old_fcntl = epp->ep_fcntl;
	old_autoneg = epp->ep_fcntl_autoneg;
	old_adv_cap = epp->ep_adv_cap_mask;

	epp->ep_fcntl = fcntl;
	epp->ep_fcntl_autoneg = autoneg;

	/*
	 * Always encode the flow control settings in the advertised
	 * capabilities even if we are not trying to auto-negotiate
	 * them and reconfigure both the PHY and the MAC.
	 */
	if (fcntl & EFX_FCNTL_RESPOND)
		epp->ep_adv_cap_mask |=    (1 << EFX_PHY_CAP_PAUSE |
					    1 << EFX_PHY_CAP_ASYM);
	else
		epp->ep_adv_cap_mask &=   ~(1 << EFX_PHY_CAP_PAUSE |
					    1 << EFX_PHY_CAP_ASYM);

	if (fcntl & EFX_FCNTL_GENERATE)
		epp->ep_adv_cap_mask ^= (1 << EFX_PHY_CAP_ASYM);

	if ((rc = epop->epo_reconfigure(enp)) != 0)
		goto fail2;

	if ((rc = emop->emo_reconfigure(enp)) != 0)
		goto fail3;

	return (0);

fail3:
	EFSYS_PROBE(fail3);

fail2:
	EFSYS_PROBE(fail2);

	epp->ep_fcntl = old_fcntl;
	epp->ep_fcntl_autoneg = old_autoneg;
	epp->ep_adv_cap_mask = old_adv_cap;

fail1:
	EFSYS_PROBE1(fail1, efx_rc_t, rc);

	return (rc);
}

			void
efx_mac_fcntl_get(
	__in		efx_nic_t *enp,
	__out		unsigned int *fcntl_wantedp,
	__out		unsigned int *fcntl_linkp)
{
	efx_port_t *epp = &(enp->en_port);
	unsigned int wanted = 0;

	EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
	EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PORT);

	/*
	 * Decode the requested flow control settings from the PHY
	 * advertised capabilities.
	 */
	if (epp->ep_adv_cap_mask & (1 << EFX_PHY_CAP_PAUSE))
		wanted = EFX_FCNTL_RESPOND | EFX_FCNTL_GENERATE;
	if (epp->ep_adv_cap_mask & (1 << EFX_PHY_CAP_ASYM))
		wanted ^= EFX_FCNTL_GENERATE;

	*fcntl_linkp = epp->ep_fcntl;
	*fcntl_wantedp = wanted;
}

	__checkReturn	efx_rc_t
efx_mac_multicast_list_set(
	__in				efx_nic_t *enp,
	__in_ecount(6*count)		uint8_t const *addrs,
	__in				int count)
{
	efx_port_t *epp = &(enp->en_port);
	const efx_mac_ops_t *emop = epp->ep_emop;
	uint8_t	*old_mulcst_addr_list = NULL;
	uint32_t old_mulcst_addr_count;
	efx_rc_t rc;

	EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
	EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PORT);

	if (count > EFX_MAC_MULTICAST_LIST_MAX) {
		rc = EINVAL;
		goto fail1;
	}

	old_mulcst_addr_count = epp->ep_mulcst_addr_count;
	if (old_mulcst_addr_count > 0) {
		/* Allocate memory to store old list (instead of using stack) */
		EFSYS_KMEM_ALLOC(enp->en_esip,
				old_mulcst_addr_count * EFX_MAC_ADDR_LEN,
				old_mulcst_addr_list);
		if (old_mulcst_addr_list == NULL) {
			rc = ENOMEM;
			goto fail2;
		}

		/* Save the old list in case we need to rollback */
		memcpy(old_mulcst_addr_list, epp->ep_mulcst_addr_list,
			old_mulcst_addr_count * EFX_MAC_ADDR_LEN);
	}

	/* Store the new list */
	memcpy(epp->ep_mulcst_addr_list, addrs,
		count * EFX_MAC_ADDR_LEN);
	epp->ep_mulcst_addr_count = count;

	if ((rc = emop->emo_multicast_list_set(enp)) != 0)
		goto fail3;

	if (old_mulcst_addr_count > 0) {
		EFSYS_KMEM_FREE(enp->en_esip,
				old_mulcst_addr_count * EFX_MAC_ADDR_LEN,
				old_mulcst_addr_list);
	}

	return (0);

fail3:
	EFSYS_PROBE(fail3);

	/* Restore original list on failure */
	epp->ep_mulcst_addr_count = old_mulcst_addr_count;
	if (old_mulcst_addr_count > 0) {
		memcpy(epp->ep_mulcst_addr_list, old_mulcst_addr_list,
			old_mulcst_addr_count * EFX_MAC_ADDR_LEN);

		EFSYS_KMEM_FREE(enp->en_esip,
				old_mulcst_addr_count * EFX_MAC_ADDR_LEN,
				old_mulcst_addr_list);
	}

fail2:
	EFSYS_PROBE(fail2);

fail1:
	EFSYS_PROBE1(fail1, efx_rc_t, rc);

	return (rc);

}

	__checkReturn	efx_rc_t
efx_mac_filter_default_rxq_set(
	__in		efx_nic_t *enp,
	__in		efx_rxq_t *erp,
	__in		boolean_t using_rss)
{
	efx_port_t *epp = &(enp->en_port);
	const efx_mac_ops_t *emop = epp->ep_emop;
	efx_rc_t rc;

	EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
	EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PORT);

	if (emop->emo_filter_default_rxq_set != NULL) {
		rc = emop->emo_filter_default_rxq_set(enp, erp, using_rss);
		if (rc != 0)
			goto fail1;
	}

	return (0);

fail1:
	EFSYS_PROBE1(fail1, efx_rc_t, rc);

	return (rc);
}

			void
efx_mac_filter_default_rxq_clear(
	__in		efx_nic_t *enp)
{
	efx_port_t *epp = &(enp->en_port);
	const efx_mac_ops_t *emop = epp->ep_emop;

	EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
	EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PORT);

	if (emop->emo_filter_default_rxq_clear != NULL)
		emop->emo_filter_default_rxq_clear(enp);
}


#if EFSYS_OPT_MAC_STATS

#if EFSYS_OPT_NAMES

/* START MKCONFIG GENERATED EfxMacStatNamesBlock 1a45a82fcfb30c1b */
static const char * const __efx_mac_stat_name[] = {
	"rx_octets",
	"rx_pkts",
	"rx_unicst_pkts",
	"rx_multicst_pkts",
	"rx_brdcst_pkts",
	"rx_pause_pkts",
	"rx_le_64_pkts",
	"rx_65_to_127_pkts",
	"rx_128_to_255_pkts",
	"rx_256_to_511_pkts",
	"rx_512_to_1023_pkts",
	"rx_1024_to_15xx_pkts",
	"rx_ge_15xx_pkts",
	"rx_errors",
	"rx_fcs_errors",
	"rx_drop_events",
	"rx_false_carrier_errors",
	"rx_symbol_errors",
	"rx_align_errors",
	"rx_internal_errors",
	"rx_jabber_pkts",
	"rx_lane0_char_err",
	"rx_lane1_char_err",
	"rx_lane2_char_err",
	"rx_lane3_char_err",
	"rx_lane0_disp_err",
	"rx_lane1_disp_err",
	"rx_lane2_disp_err",
	"rx_lane3_disp_err",
	"rx_match_fault",
	"rx_nodesc_drop_cnt",
	"tx_octets",
	"tx_pkts",
	"tx_unicst_pkts",
	"tx_multicst_pkts",
	"tx_brdcst_pkts",
	"tx_pause_pkts",
	"tx_le_64_pkts",
	"tx_65_to_127_pkts",
	"tx_128_to_255_pkts",
	"tx_256_to_511_pkts",
	"tx_512_to_1023_pkts",
	"tx_1024_to_15xx_pkts",
	"tx_ge_15xx_pkts",
	"tx_errors",
	"tx_sgl_col_pkts",
	"tx_mult_col_pkts",
	"tx_ex_col_pkts",
	"tx_late_col_pkts",
	"tx_def_pkts",
	"tx_ex_def_pkts",
	"pm_trunc_bb_overflow",
	"pm_discard_bb_overflow",
	"pm_trunc_vfifo_full",
	"pm_discard_vfifo_full",
	"pm_trunc_qbb",
	"pm_discard_qbb",
	"pm_discard_mapping",
	"rxdp_q_disabled_pkts",
	"rxdp_di_dropped_pkts",
	"rxdp_streaming_pkts",
	"rxdp_hlb_fetch",
	"rxdp_hlb_wait",
	"vadapter_rx_unicast_packets",
	"vadapter_rx_unicast_bytes",
	"vadapter_rx_multicast_packets",
	"vadapter_rx_multicast_bytes",
	"vadapter_rx_broadcast_packets",
	"vadapter_rx_broadcast_bytes",
	"vadapter_rx_bad_packets",
	"vadapter_rx_bad_bytes",
	"vadapter_rx_overflow",
	"vadapter_tx_unicast_packets",
	"vadapter_tx_unicast_bytes",
	"vadapter_tx_multicast_packets",
	"vadapter_tx_multicast_bytes",
	"vadapter_tx_broadcast_packets",
	"vadapter_tx_broadcast_bytes",
	"vadapter_tx_bad_packets",
	"vadapter_tx_bad_bytes",
	"vadapter_tx_overflow",
	"fec_uncorrected_errors",
	"fec_corrected_errors",
	"fec_corrected_symbols_lane0",
	"fec_corrected_symbols_lane1",
	"fec_corrected_symbols_lane2",
	"fec_corrected_symbols_lane3",
	"ctpio_vi_busy_fallback",
	"ctpio_long_write_success",
	"ctpio_missing_dbell_fail",
	"ctpio_overflow_fail",
	"ctpio_underflow_fail",
	"ctpio_timeout_fail",
	"ctpio_noncontig_wr_fail",
	"ctpio_frm_clobber_fail",
	"ctpio_invalid_wr_fail",
	"ctpio_vi_clobber_fallback",
	"ctpio_unqualified_fallback",
	"ctpio_runt_fallback",
	"ctpio_success",
	"ctpio_fallback",
	"ctpio_poison",
	"ctpio_erase",
	"rxdp_scatter_disabled_trunc",
	"rxdp_hlb_idle",
	"rxdp_hlb_timeout",
};
/* END MKCONFIG GENERATED EfxMacStatNamesBlock */

	__checkReturn			const char *
efx_mac_stat_name(
	__in				efx_nic_t *enp,
	__in				unsigned int id)
{
	_NOTE(ARGUNUSED(enp))
	EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);

	EFSYS_ASSERT3U(id, <, EFX_MAC_NSTATS);
	return (__efx_mac_stat_name[id]);
}

#endif	/* EFSYS_OPT_NAMES */

static					efx_rc_t
efx_mac_stats_mask_add_range(
	__inout_bcount(mask_size)	uint32_t *maskp,
	__in				size_t mask_size,
	__in				const struct efx_mac_stats_range *rngp)
{
	unsigned int mask_npages = mask_size / sizeof (*maskp);
	unsigned int el;
	unsigned int el_min;
	unsigned int el_max;
	unsigned int low;
	unsigned int high;
	unsigned int width;
	efx_rc_t rc;

	if ((mask_npages * EFX_MAC_STATS_MASK_BITS_PER_PAGE) <=
	    (unsigned int)rngp->last) {
		rc = EINVAL;
		goto fail1;
	}

	EFSYS_ASSERT3U(rngp->first, <=, rngp->last);
	EFSYS_ASSERT3U(rngp->last, <, EFX_MAC_NSTATS);

	for (el = 0; el < mask_npages; ++el) {
		el_min = el * EFX_MAC_STATS_MASK_BITS_PER_PAGE;
		el_max =
		    el_min + (EFX_MAC_STATS_MASK_BITS_PER_PAGE - 1);
		if ((unsigned int)rngp->first > el_max ||
		    (unsigned int)rngp->last < el_min)
			continue;
		low = MAX((unsigned int)rngp->first, el_min);
		high = MIN((unsigned int)rngp->last, el_max);
		width = high - low + 1;
		maskp[el] |=
		    (width == EFX_MAC_STATS_MASK_BITS_PER_PAGE) ?
		    (~0ULL) : (((1ULL << width) - 1) << (low - el_min));
	}

	return (0);

fail1:
	EFSYS_PROBE1(fail1, efx_rc_t, rc);

	return (rc);
}

					efx_rc_t
efx_mac_stats_mask_add_ranges(
	__inout_bcount(mask_size)	uint32_t *maskp,
	__in				size_t mask_size,
	__in_ecount(rng_count)		const struct efx_mac_stats_range *rngp,
	__in				unsigned int rng_count)
{
	unsigned int i;
	efx_rc_t rc;

	for (i = 0; i < rng_count; ++i) {
		if ((rc = efx_mac_stats_mask_add_range(maskp, mask_size,
		    &rngp[i])) != 0)
			goto fail1;
	}

	return (0);

fail1:
	EFSYS_PROBE1(fail1, efx_rc_t, rc);

	return (rc);
}

	__checkReturn			efx_rc_t
efx_mac_stats_get_mask(
	__in				efx_nic_t *enp,
	__out_bcount(mask_size)		uint32_t *maskp,
	__in				size_t mask_size)
{
	efx_port_t *epp = &(enp->en_port);
	const efx_mac_ops_t *emop = epp->ep_emop;
	efx_rc_t rc;

	EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
	EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PROBE);
	EFSYS_ASSERT(maskp != NULL);
	EFSYS_ASSERT(mask_size % sizeof (maskp[0]) == 0);

	(void) memset(maskp, 0, mask_size);

	if ((rc = emop->emo_stats_get_mask(enp, maskp, mask_size)) != 0)
		goto fail1;

	return (0);

fail1:
	EFSYS_PROBE1(fail1, efx_rc_t, rc);

	return (rc);
}

	__checkReturn			efx_rc_t
efx_mac_stats_clear(
	__in				efx_nic_t *enp)
{
	efx_port_t *epp = &(enp->en_port);
	const efx_mac_ops_t *emop = epp->ep_emop;
	efx_rc_t rc;

	EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
	EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PORT);
	EFSYS_ASSERT(emop != NULL);

	if ((rc = emop->emo_stats_clear(enp)) != 0)
		goto fail1;

	return (0);

fail1:
	EFSYS_PROBE1(fail1, efx_rc_t, rc);

	return (rc);
}

	__checkReturn			efx_rc_t
efx_mac_stats_upload(
	__in				efx_nic_t *enp,
	__in				efsys_mem_t *esmp)
{
	efx_port_t *epp = &(enp->en_port);
	const efx_mac_ops_t *emop = epp->ep_emop;
	efx_rc_t rc;

	EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
	EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PORT);
	EFSYS_ASSERT(emop != NULL);

	if ((rc = emop->emo_stats_upload(enp, esmp)) != 0)
		goto fail1;

	return (0);

fail1:
	EFSYS_PROBE1(fail1, efx_rc_t, rc);

	return (rc);
}

	__checkReturn			efx_rc_t
efx_mac_stats_periodic(
	__in				efx_nic_t *enp,
	__in				efsys_mem_t *esmp,
	__in				uint16_t period_ms,
	__in				boolean_t events)
{
	efx_port_t *epp = &(enp->en_port);
	const efx_mac_ops_t *emop = epp->ep_emop;
	efx_rc_t rc;

	EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
	EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PORT);

	EFSYS_ASSERT(emop != NULL);

	if (emop->emo_stats_periodic == NULL) {
		rc = EINVAL;
		goto fail1;
	}

	if ((rc = emop->emo_stats_periodic(enp, esmp, period_ms, events)) != 0)
		goto fail2;

	return (0);

fail2:
	EFSYS_PROBE(fail2);
fail1:
	EFSYS_PROBE1(fail1, efx_rc_t, rc);

	return (rc);
}


	__checkReturn			efx_rc_t
efx_mac_stats_update(
	__in				efx_nic_t *enp,
	__in				efsys_mem_t *esmp,
	__inout_ecount(EFX_MAC_NSTATS)	efsys_stat_t *essp,
	__inout_opt			uint32_t *generationp)
{
	efx_port_t *epp = &(enp->en_port);
	const efx_mac_ops_t *emop = epp->ep_emop;
	efx_rc_t rc;

	EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
	EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PORT);
	EFSYS_ASSERT(emop != NULL);

	rc = emop->emo_stats_update(enp, esmp, essp, generationp);

	return (rc);
}

#endif	/* EFSYS_OPT_MAC_STATS */

	__checkReturn			efx_rc_t
efx_mac_select(
	__in				efx_nic_t *enp)
{
	efx_port_t *epp = &(enp->en_port);
	efx_mac_type_t type = EFX_MAC_INVALID;
	const efx_mac_ops_t *emop;
	int rc = EINVAL;

	switch (enp->en_family) {
#if EFSYS_OPT_SIENA
	case EFX_FAMILY_SIENA:
		emop = &__efx_mac_siena_ops;
		type = EFX_MAC_SIENA;
		break;
#endif /* EFSYS_OPT_SIENA */

#if EFSYS_OPT_HUNTINGTON
	case EFX_FAMILY_HUNTINGTON:
		emop = &__efx_mac_ef10_ops;
		type = EFX_MAC_HUNTINGTON;
		break;
#endif /* EFSYS_OPT_HUNTINGTON */

#if EFSYS_OPT_MEDFORD
	case EFX_FAMILY_MEDFORD:
		emop = &__efx_mac_ef10_ops;
		type = EFX_MAC_MEDFORD;
		break;
#endif /* EFSYS_OPT_MEDFORD */

#if EFSYS_OPT_MEDFORD2
	case EFX_FAMILY_MEDFORD2:
		emop = &__efx_mac_ef10_ops;
		type = EFX_MAC_MEDFORD2;
		break;
#endif /* EFSYS_OPT_MEDFORD2 */

	default:
		rc = EINVAL;
		goto fail1;
	}

	EFSYS_ASSERT(type != EFX_MAC_INVALID);
	EFSYS_ASSERT3U(type, <, EFX_MAC_NTYPES);
	EFSYS_ASSERT(emop != NULL);

	epp->ep_emop = emop;
	epp->ep_mac_type = type;

	return (0);

fail1:
	EFSYS_PROBE1(fail1, efx_rc_t, rc);

	return (rc);
}


#if EFSYS_OPT_SIENA

#define	EFX_MAC_HASH_BITS	(1 << 8)

/* Compute the multicast hash as used on Falcon and Siena. */
static	void
siena_mac_multicast_hash_compute(
	__in_ecount(6*count)		uint8_t const *addrs,
	__in				int count,
	__out				efx_oword_t *hash_low,
	__out				efx_oword_t *hash_high)
{
	uint32_t crc, index;
	int i;

	EFSYS_ASSERT(hash_low != NULL);
	EFSYS_ASSERT(hash_high != NULL);

	EFX_ZERO_OWORD(*hash_low);
	EFX_ZERO_OWORD(*hash_high);

	for (i = 0; i < count; i++) {
		/* Calculate hash bucket (IEEE 802.3 CRC32 of the MAC addr) */
		crc = efx_crc32_calculate(0xffffffff, addrs, EFX_MAC_ADDR_LEN);
		index = crc % EFX_MAC_HASH_BITS;
		if (index < 128) {
			EFX_SET_OWORD_BIT(*hash_low, index);
		} else {
			EFX_SET_OWORD_BIT(*hash_high, index - 128);
		}

		addrs += EFX_MAC_ADDR_LEN;
	}
}

static	__checkReturn	efx_rc_t
siena_mac_multicast_list_set(
	__in		efx_nic_t *enp)
{
	efx_port_t *epp = &(enp->en_port);
	const efx_mac_ops_t *emop = epp->ep_emop;
	efx_oword_t old_hash[2];
	efx_rc_t rc;

	EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
	EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PORT);

	memcpy(old_hash, epp->ep_multicst_hash, sizeof (old_hash));

	siena_mac_multicast_hash_compute(
	    epp->ep_mulcst_addr_list,
	    epp->ep_mulcst_addr_count,
	    &epp->ep_multicst_hash[0],
	    &epp->ep_multicst_hash[1]);

	if ((rc = emop->emo_reconfigure(enp)) != 0)
		goto fail1;

	return (0);

fail1:
	EFSYS_PROBE1(fail1, efx_rc_t, rc);

	memcpy(epp->ep_multicst_hash, old_hash, sizeof (old_hash));

	return (rc);
}

#endif /* EFSYS_OPT_SIENA */