158#if EFSYS_OPT_SIENA
159 case EFX_FAMILY_SIENA:
160 eevop = (efx_ev_ops_t *)&__efx_ev_siena_ops;
161 break;
162#endif /* EFSYS_OPT_SIENA */
163
164#if EFSYS_OPT_HUNTINGTON
165 case EFX_FAMILY_HUNTINGTON:
166 eevop = (efx_ev_ops_t *)&__efx_ev_ef10_ops;
167 break;
168#endif /* EFSYS_OPT_HUNTINGTON */
169
170#if EFSYS_OPT_MEDFORD
171 case EFX_FAMILY_MEDFORD:
172 eevop = (efx_ev_ops_t *)&__efx_ev_ef10_ops;
173 break;
174#endif /* EFSYS_OPT_MEDFORD */
175
176 default:
177 EFSYS_ASSERT(0);
178 rc = ENOTSUP;
179 goto fail1;
180 }
181
182 EFSYS_ASSERT3U(enp->en_ev_qcount, ==, 0);
183
184 if ((rc = eevop->eevo_init(enp)) != 0)
185 goto fail2;
186
187 enp->en_eevop = eevop;
188 enp->en_mod_flags |= EFX_MOD_EV;
189 return (0);
190
191fail2:
192 EFSYS_PROBE(fail2);
193
194fail1:
195 EFSYS_PROBE1(fail1, efx_rc_t, rc);
196
197 enp->en_eevop = NULL;
198 enp->en_mod_flags &= ~EFX_MOD_EV;
199 return (rc);
200}
201
202 void
203efx_ev_fini(
204 __in efx_nic_t *enp)
205{
206 efx_ev_ops_t *eevop = enp->en_eevop;
207
208 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
209 EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_INTR);
210 EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_EV);
211 EFSYS_ASSERT(!(enp->en_mod_flags & EFX_MOD_RX));
212 EFSYS_ASSERT(!(enp->en_mod_flags & EFX_MOD_TX));
213 EFSYS_ASSERT3U(enp->en_ev_qcount, ==, 0);
214
215 eevop->eevo_fini(enp);
216
217 enp->en_eevop = NULL;
218 enp->en_mod_flags &= ~EFX_MOD_EV;
219}
220
221
222 __checkReturn efx_rc_t
223efx_ev_qcreate(
224 __in efx_nic_t *enp,
225 __in unsigned int index,
226 __in efsys_mem_t *esmp,
227 __in size_t n,
228 __in uint32_t id,
229 __deref_out efx_evq_t **eepp)
230{
231 efx_ev_ops_t *eevop = enp->en_eevop;
232 efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
233 efx_evq_t *eep;
234 efx_rc_t rc;
235
236 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
237 EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_EV);
238
239 EFSYS_ASSERT3U(enp->en_ev_qcount + 1, <, encp->enc_evq_limit);
240
241 /* Allocate an EVQ object */
242 EFSYS_KMEM_ALLOC(enp->en_esip, sizeof (efx_evq_t), eep);
243 if (eep == NULL) {
244 rc = ENOMEM;
245 goto fail1;
246 }
247
248 eep->ee_magic = EFX_EVQ_MAGIC;
249 eep->ee_enp = enp;
250 eep->ee_index = index;
251 eep->ee_mask = n - 1;
252 eep->ee_esmp = esmp;
253
254 if ((rc = eevop->eevo_qcreate(enp, index, esmp, n, id, eep)) != 0)
255 goto fail2;
256
257 enp->en_ev_qcount++;
258 *eepp = eep;
259
260 return (0);
261
262fail2:
263 EFSYS_PROBE(fail2);
264 EFSYS_KMEM_FREE(enp->en_esip, sizeof (efx_evq_t), eep);
265fail1:
266 EFSYS_PROBE1(fail1, efx_rc_t, rc);
267 return (rc);
268}
269
270 void
271efx_ev_qdestroy(
272 __in efx_evq_t *eep)
273{
274 efx_nic_t *enp = eep->ee_enp;
275 efx_ev_ops_t *eevop = enp->en_eevop;
276
277 EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC);
278
279 EFSYS_ASSERT(enp->en_ev_qcount != 0);
280 --enp->en_ev_qcount;
281
282 eevop->eevo_qdestroy(eep);
283
284 /* Free the EVQ object */
285 EFSYS_KMEM_FREE(enp->en_esip, sizeof (efx_evq_t), eep);
286}
287
288 __checkReturn efx_rc_t
289efx_ev_qprime(
290 __in efx_evq_t *eep,
291 __in unsigned int count)
292{
293 efx_nic_t *enp = eep->ee_enp;
294 efx_ev_ops_t *eevop = enp->en_eevop;
295 efx_rc_t rc;
296
297 EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC);
298
299 if (!(enp->en_mod_flags & EFX_MOD_INTR)) {
300 rc = EINVAL;
301 goto fail1;
302 }
303
304 if ((rc = eevop->eevo_qprime(eep, count)) != 0)
305 goto fail2;
306
307 return (0);
308
309fail2:
310 EFSYS_PROBE(fail2);
311fail1:
312 EFSYS_PROBE1(fail1, efx_rc_t, rc);
313 return (rc);
314}
315
316 __checkReturn boolean_t
317efx_ev_qpending(
318 __in efx_evq_t *eep,
319 __in unsigned int count)
320{
321 size_t offset;
322 efx_qword_t qword;
323
324 EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC);
325
326 offset = (count & eep->ee_mask) * sizeof (efx_qword_t);
327 EFSYS_MEM_READQ(eep->ee_esmp, offset, &qword);
328
329 return (EFX_EV_PRESENT(qword));
330}
331
332#if EFSYS_OPT_EV_PREFETCH
333
334 void
335efx_ev_qprefetch(
336 __in efx_evq_t *eep,
337 __in unsigned int count)
338{
339 efx_nic_t *enp = eep->ee_enp;
340 unsigned int offset;
341
342 EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC);
343
344 offset = (count & eep->ee_mask) * sizeof (efx_qword_t);
345 EFSYS_MEM_PREFETCH(eep->ee_esmp, offset);
346}
347
348#endif /* EFSYS_OPT_EV_PREFETCH */
349
350 void
351efx_ev_qpoll(
352 __in efx_evq_t *eep,
353 __inout unsigned int *countp,
354 __in const efx_ev_callbacks_t *eecp,
355 __in_opt void *arg)
356{
357 EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC);
358
359 /*
360 * FIXME: Huntington will require support for hardware event batching
361 * and merging, which will need a different ev_qpoll implementation.
362 *
363 * Without those features the Falcon/Siena code can be used unchanged.
364 */
365 EFX_STATIC_ASSERT(ESF_DZ_EV_CODE_LBN == FSF_AZ_EV_CODE_LBN);
366 EFX_STATIC_ASSERT(ESF_DZ_EV_CODE_WIDTH == FSF_AZ_EV_CODE_WIDTH);
367
368 EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_RX_EV == FSE_AZ_EV_CODE_RX_EV);
369 EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_TX_EV == FSE_AZ_EV_CODE_TX_EV);
370 EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_DRIVER_EV == FSE_AZ_EV_CODE_DRIVER_EV);
371 EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_DRV_GEN_EV ==
372 FSE_AZ_EV_CODE_DRV_GEN_EV);
373#if EFSYS_OPT_MCDI
374 EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_MCDI_EV ==
375 FSE_AZ_EV_CODE_MCDI_EVRESPONSE);
376#endif
377 falconsiena_ev_qpoll(eep, countp, eecp, arg);
378}
379
380 void
381efx_ev_qpost(
382 __in efx_evq_t *eep,
383 __in uint16_t data)
384{
385 efx_nic_t *enp = eep->ee_enp;
386 efx_ev_ops_t *eevop = enp->en_eevop;
387
388 EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC);
389
390 EFSYS_ASSERT(eevop != NULL &&
391 eevop->eevo_qpost != NULL);
392
393 eevop->eevo_qpost(eep, data);
394}
395
396 __checkReturn efx_rc_t
397efx_ev_qmoderate(
398 __in efx_evq_t *eep,
399 __in unsigned int us)
400{
401 efx_nic_t *enp = eep->ee_enp;
402 efx_ev_ops_t *eevop = enp->en_eevop;
403 efx_rc_t rc;
404
405 EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC);
406
407 if ((rc = eevop->eevo_qmoderate(eep, us)) != 0)
408 goto fail1;
409
410 return (0);
411
412fail1:
413 EFSYS_PROBE1(fail1, efx_rc_t, rc);
414 return (rc);
415}
416
417#if EFSYS_OPT_QSTATS
418 void
419efx_ev_qstats_update(
420 __in efx_evq_t *eep,
421 __inout_ecount(EV_NQSTATS) efsys_stat_t *stat)
422
423{ efx_nic_t *enp = eep->ee_enp;
424 efx_ev_ops_t *eevop = enp->en_eevop;
425
426 EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC);
427
428 eevop->eevo_qstats_update(eep, stat);
429}
430
431#endif /* EFSYS_OPT_QSTATS */
432
|
434
435static __checkReturn efx_rc_t
436falconsiena_ev_init(
437 __in efx_nic_t *enp)
438{
439 efx_oword_t oword;
440
441 /*
442 * Program the event queue for receive and transmit queue
443 * flush events.
444 */
445 EFX_BAR_READO(enp, FR_AZ_DP_CTRL_REG, &oword);
446 EFX_SET_OWORD_FIELD(oword, FRF_AZ_FLS_EVQ_ID, 0);
447 EFX_BAR_WRITEO(enp, FR_AZ_DP_CTRL_REG, &oword);
448
449 return (0);
450
451}
452
453static __checkReturn boolean_t
454falconsiena_ev_rx_not_ok(
455 __in efx_evq_t *eep,
456 __in efx_qword_t *eqp,
457 __in uint32_t label,
458 __in uint32_t id,
459 __inout uint16_t *flagsp)
460{
461 boolean_t ignore = B_FALSE;
462
463 if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_TOBE_DISC) != 0) {
464 EFX_EV_QSTAT_INCR(eep, EV_RX_TOBE_DISC);
465 EFSYS_PROBE(tobe_disc);
466 /*
467 * Assume this is a unicast address mismatch, unless below
468 * we find either FSF_AZ_RX_EV_ETH_CRC_ERR or
469 * EV_RX_PAUSE_FRM_ERR is set.
470 */
471 (*flagsp) |= EFX_ADDR_MISMATCH;
472 }
473
474 if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_FRM_TRUNC) != 0) {
475 EFSYS_PROBE2(frm_trunc, uint32_t, label, uint32_t, id);
476 EFX_EV_QSTAT_INCR(eep, EV_RX_FRM_TRUNC);
477 (*flagsp) |= EFX_DISCARD;
478
479#if EFSYS_OPT_RX_SCATTER
480 /*
481 * Lookout for payload queue ran dry errors and ignore them.
482 *
483 * Sadly for the header/data split cases, the descriptor
484 * pointer in this event refers to the header queue and
485 * therefore cannot be easily detected as duplicate.
486 * So we drop these and rely on the receive processing seeing
487 * a subsequent packet with FSF_AZ_RX_EV_SOP set to discard
488 * the partially received packet.
489 */
490 if ((EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_SOP) == 0) &&
491 (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_JUMBO_CONT) == 0) &&
492 (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_BYTE_CNT) == 0))
493 ignore = B_TRUE;
494#endif /* EFSYS_OPT_RX_SCATTER */
495 }
496
497 if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_ETH_CRC_ERR) != 0) {
498 EFX_EV_QSTAT_INCR(eep, EV_RX_ETH_CRC_ERR);
499 EFSYS_PROBE(crc_err);
500 (*flagsp) &= ~EFX_ADDR_MISMATCH;
501 (*flagsp) |= EFX_DISCARD;
502 }
503
504 if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_PAUSE_FRM_ERR) != 0) {
505 EFX_EV_QSTAT_INCR(eep, EV_RX_PAUSE_FRM_ERR);
506 EFSYS_PROBE(pause_frm_err);
507 (*flagsp) &= ~EFX_ADDR_MISMATCH;
508 (*flagsp) |= EFX_DISCARD;
509 }
510
511 if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_BUF_OWNER_ID_ERR) != 0) {
512 EFX_EV_QSTAT_INCR(eep, EV_RX_BUF_OWNER_ID_ERR);
513 EFSYS_PROBE(owner_id_err);
514 (*flagsp) |= EFX_DISCARD;
515 }
516
517 if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_IP_HDR_CHKSUM_ERR) != 0) {
518 EFX_EV_QSTAT_INCR(eep, EV_RX_IPV4_HDR_CHKSUM_ERR);
519 EFSYS_PROBE(ipv4_err);
520 (*flagsp) &= ~EFX_CKSUM_IPV4;
521 }
522
523 if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_TCP_UDP_CHKSUM_ERR) != 0) {
524 EFX_EV_QSTAT_INCR(eep, EV_RX_TCP_UDP_CHKSUM_ERR);
525 EFSYS_PROBE(udp_chk_err);
526 (*flagsp) &= ~EFX_CKSUM_TCPUDP;
527 }
528
529 if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_IP_FRAG_ERR) != 0) {
530 EFX_EV_QSTAT_INCR(eep, EV_RX_IP_FRAG_ERR);
531
532 /*
533 * If IP is fragmented FSF_AZ_RX_EV_IP_FRAG_ERR is set. This
534 * causes FSF_AZ_RX_EV_PKT_OK to be clear. This is not an error
535 * condition.
536 */
537 (*flagsp) &= ~(EFX_PKT_TCP | EFX_PKT_UDP | EFX_CKSUM_TCPUDP);
538 }
539
540 return (ignore);
541}
542
543static __checkReturn boolean_t
544falconsiena_ev_rx(
545 __in efx_evq_t *eep,
546 __in efx_qword_t *eqp,
547 __in const efx_ev_callbacks_t *eecp,
548 __in_opt void *arg)
549{
550 efx_nic_t *enp = eep->ee_enp;
551 uint32_t id;
552 uint32_t size;
553 uint32_t label;
554 boolean_t ok;
555#if EFSYS_OPT_RX_SCATTER
556 boolean_t sop;
557 boolean_t jumbo_cont;
558#endif /* EFSYS_OPT_RX_SCATTER */
559 uint32_t hdr_type;
560 boolean_t is_v6;
561 uint16_t flags;
562 boolean_t ignore;
563 boolean_t should_abort;
564
565 EFX_EV_QSTAT_INCR(eep, EV_RX);
566
567 /* Basic packet information */
568 id = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_DESC_PTR);
569 size = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_BYTE_CNT);
570 label = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_Q_LABEL);
571 ok = (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_PKT_OK) != 0);
572
573#if EFSYS_OPT_RX_SCATTER
574 sop = (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_SOP) != 0);
575 jumbo_cont = (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_JUMBO_CONT) != 0);
576#endif /* EFSYS_OPT_RX_SCATTER */
577
578 hdr_type = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_HDR_TYPE);
579
580 is_v6 = (enp->en_family != EFX_FAMILY_FALCON &&
581 EFX_QWORD_FIELD(*eqp, FSF_CZ_RX_EV_IPV6_PKT) != 0);
582
583 /*
584 * If packet is marked as OK and packet type is TCP/IP or
585 * UDP/IP or other IP, then we can rely on the hardware checksums.
586 */
587 switch (hdr_type) {
588 case FSE_AZ_RX_EV_HDR_TYPE_IPV4V6_TCP:
589 flags = EFX_PKT_TCP | EFX_CKSUM_TCPUDP;
590 if (is_v6) {
591 EFX_EV_QSTAT_INCR(eep, EV_RX_TCP_IPV6);
592 flags |= EFX_PKT_IPV6;
593 } else {
594 EFX_EV_QSTAT_INCR(eep, EV_RX_TCP_IPV4);
595 flags |= EFX_PKT_IPV4 | EFX_CKSUM_IPV4;
596 }
597 break;
598
599 case FSE_AZ_RX_EV_HDR_TYPE_IPV4V6_UDP:
600 flags = EFX_PKT_UDP | EFX_CKSUM_TCPUDP;
601 if (is_v6) {
602 EFX_EV_QSTAT_INCR(eep, EV_RX_UDP_IPV6);
603 flags |= EFX_PKT_IPV6;
604 } else {
605 EFX_EV_QSTAT_INCR(eep, EV_RX_UDP_IPV4);
606 flags |= EFX_PKT_IPV4 | EFX_CKSUM_IPV4;
607 }
608 break;
609
610 case FSE_AZ_RX_EV_HDR_TYPE_IPV4V6_OTHER:
611 if (is_v6) {
612 EFX_EV_QSTAT_INCR(eep, EV_RX_OTHER_IPV6);
613 flags = EFX_PKT_IPV6;
614 } else {
615 EFX_EV_QSTAT_INCR(eep, EV_RX_OTHER_IPV4);
616 flags = EFX_PKT_IPV4 | EFX_CKSUM_IPV4;
617 }
618 break;
619
620 case FSE_AZ_RX_EV_HDR_TYPE_OTHER:
621 EFX_EV_QSTAT_INCR(eep, EV_RX_NON_IP);
622 flags = 0;
623 break;
624
625 default:
626 EFSYS_ASSERT(B_FALSE);
627 flags = 0;
628 break;
629 }
630
631#if EFSYS_OPT_RX_SCATTER
632 /* Report scatter and header/lookahead split buffer flags */
633 if (sop)
634 flags |= EFX_PKT_START;
635 if (jumbo_cont)
636 flags |= EFX_PKT_CONT;
637#endif /* EFSYS_OPT_RX_SCATTER */
638
639 /* Detect errors included in the FSF_AZ_RX_EV_PKT_OK indication */
640 if (!ok) {
641 ignore = falconsiena_ev_rx_not_ok(eep, eqp, label, id, &flags);
642 if (ignore) {
643 EFSYS_PROBE4(rx_complete, uint32_t, label, uint32_t, id,
644 uint32_t, size, uint16_t, flags);
645
646 return (B_FALSE);
647 }
648 }
649
650 /* If we're not discarding the packet then it is ok */
651 if (~flags & EFX_DISCARD)
652 EFX_EV_QSTAT_INCR(eep, EV_RX_OK);
653
654 /* Detect multicast packets that didn't match the filter */
655 if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_MCAST_PKT) != 0) {
656 EFX_EV_QSTAT_INCR(eep, EV_RX_MCAST_PKT);
657
658 if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_MCAST_HASH_MATCH) != 0) {
659 EFX_EV_QSTAT_INCR(eep, EV_RX_MCAST_HASH_MATCH);
660 } else {
661 EFSYS_PROBE(mcast_mismatch);
662 flags |= EFX_ADDR_MISMATCH;
663 }
664 } else {
665 flags |= EFX_PKT_UNICAST;
666 }
667
668 /*
669 * The packet parser in Siena can abort parsing packets under
670 * certain error conditions, setting the PKT_NOT_PARSED bit
671 * (which clears PKT_OK). If this is set, then don't trust
672 * the PKT_TYPE field.
673 */
674 if (enp->en_family != EFX_FAMILY_FALCON && !ok) {
675 uint32_t parse_err;
676
677 parse_err = EFX_QWORD_FIELD(*eqp, FSF_CZ_RX_EV_PKT_NOT_PARSED);
678 if (parse_err != 0)
679 flags |= EFX_CHECK_VLAN;
680 }
681
682 if (~flags & EFX_CHECK_VLAN) {
683 uint32_t pkt_type;
684
685 pkt_type = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_PKT_TYPE);
686 if (pkt_type >= FSE_AZ_RX_EV_PKT_TYPE_VLAN)
687 flags |= EFX_PKT_VLAN_TAGGED;
688 }
689
690 EFSYS_PROBE4(rx_complete, uint32_t, label, uint32_t, id,
691 uint32_t, size, uint16_t, flags);
692
693 EFSYS_ASSERT(eecp->eec_rx != NULL);
694 should_abort = eecp->eec_rx(arg, label, id, size, flags);
695
696 return (should_abort);
697}
698
699static __checkReturn boolean_t
700falconsiena_ev_tx(
701 __in efx_evq_t *eep,
702 __in efx_qword_t *eqp,
703 __in const efx_ev_callbacks_t *eecp,
704 __in_opt void *arg)
705{
706 uint32_t id;
707 uint32_t label;
708 boolean_t should_abort;
709
710 EFX_EV_QSTAT_INCR(eep, EV_TX);
711
712 if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_COMP) != 0 &&
713 EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_ERR) == 0 &&
714 EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_TOO_BIG) == 0 &&
715 EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_WQ_FF_FULL) == 0) {
716
717 id = EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_DESC_PTR);
718 label = EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_Q_LABEL);
719
720 EFSYS_PROBE2(tx_complete, uint32_t, label, uint32_t, id);
721
722 EFSYS_ASSERT(eecp->eec_tx != NULL);
723 should_abort = eecp->eec_tx(arg, label, id);
724
725 return (should_abort);
726 }
727
728 if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_COMP) != 0)
729 EFSYS_PROBE3(bad_event, unsigned int, eep->ee_index,
730 uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_1),
731 uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_0));
732
733 if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_ERR) != 0)
734 EFX_EV_QSTAT_INCR(eep, EV_TX_PKT_ERR);
735
736 if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_TOO_BIG) != 0)
737 EFX_EV_QSTAT_INCR(eep, EV_TX_PKT_TOO_BIG);
738
739 if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_WQ_FF_FULL) != 0)
740 EFX_EV_QSTAT_INCR(eep, EV_TX_WQ_FF_FULL);
741
742 EFX_EV_QSTAT_INCR(eep, EV_TX_UNEXPECTED);
743 return (B_FALSE);
744}
745
746static __checkReturn boolean_t
747falconsiena_ev_global(
748 __in efx_evq_t *eep,
749 __in efx_qword_t *eqp,
750 __in const efx_ev_callbacks_t *eecp,
751 __in_opt void *arg)
752{
753 efx_nic_t *enp = eep->ee_enp;
754 efx_port_t *epp = &(enp->en_port);
755 boolean_t should_abort;
756
757 EFX_EV_QSTAT_INCR(eep, EV_GLOBAL);
758 should_abort = B_FALSE;
759
760 /* Check for a link management event */
761 if (EFX_QWORD_FIELD(*eqp, FSF_BZ_GLB_EV_XG_MNT_INTR) != 0) {
762 EFX_EV_QSTAT_INCR(eep, EV_GLOBAL_MNT);
763
764 EFSYS_PROBE(xg_mgt);
765
766 epp->ep_mac_poll_needed = B_TRUE;
767 }
768
769 return (should_abort);
770}
771
772static __checkReturn boolean_t
773falconsiena_ev_driver(
774 __in efx_evq_t *eep,
775 __in efx_qword_t *eqp,
776 __in const efx_ev_callbacks_t *eecp,
777 __in_opt void *arg)
778{
779 boolean_t should_abort;
780
781 EFX_EV_QSTAT_INCR(eep, EV_DRIVER);
782 should_abort = B_FALSE;
783
784 switch (EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBCODE)) {
785 case FSE_AZ_TX_DESCQ_FLS_DONE_EV: {
786 uint32_t txq_index;
787
788 EFX_EV_QSTAT_INCR(eep, EV_DRIVER_TX_DESCQ_FLS_DONE);
789
790 txq_index = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA);
791
792 EFSYS_PROBE1(tx_descq_fls_done, uint32_t, txq_index);
793
794 EFSYS_ASSERT(eecp->eec_txq_flush_done != NULL);
795 should_abort = eecp->eec_txq_flush_done(arg, txq_index);
796
797 break;
798 }
799 case FSE_AZ_RX_DESCQ_FLS_DONE_EV: {
800 uint32_t rxq_index;
801 uint32_t failed;
802
803 rxq_index = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_RX_DESCQ_ID);
804 failed = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_RX_FLUSH_FAIL);
805
806 EFSYS_ASSERT(eecp->eec_rxq_flush_done != NULL);
807 EFSYS_ASSERT(eecp->eec_rxq_flush_failed != NULL);
808
809 if (failed) {
810 EFX_EV_QSTAT_INCR(eep, EV_DRIVER_RX_DESCQ_FLS_FAILED);
811
812 EFSYS_PROBE1(rx_descq_fls_failed, uint32_t, rxq_index);
813
814 should_abort = eecp->eec_rxq_flush_failed(arg,
815 rxq_index);
816 } else {
817 EFX_EV_QSTAT_INCR(eep, EV_DRIVER_RX_DESCQ_FLS_DONE);
818
819 EFSYS_PROBE1(rx_descq_fls_done, uint32_t, rxq_index);
820
821 should_abort = eecp->eec_rxq_flush_done(arg, rxq_index);
822 }
823
824 break;
825 }
826 case FSE_AZ_EVQ_INIT_DONE_EV:
827 EFSYS_ASSERT(eecp->eec_initialized != NULL);
828 should_abort = eecp->eec_initialized(arg);
829
830 break;
831
832 case FSE_AZ_EVQ_NOT_EN_EV:
833 EFSYS_PROBE(evq_not_en);
834 break;
835
836 case FSE_AZ_SRM_UPD_DONE_EV: {
837 uint32_t code;
838
839 EFX_EV_QSTAT_INCR(eep, EV_DRIVER_SRM_UPD_DONE);
840
841 code = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA);
842
843 EFSYS_ASSERT(eecp->eec_sram != NULL);
844 should_abort = eecp->eec_sram(arg, code);
845
846 break;
847 }
848 case FSE_AZ_WAKE_UP_EV: {
849 uint32_t id;
850
851 id = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA);
852
853 EFSYS_ASSERT(eecp->eec_wake_up != NULL);
854 should_abort = eecp->eec_wake_up(arg, id);
855
856 break;
857 }
858 case FSE_AZ_TX_PKT_NON_TCP_UDP:
859 EFSYS_PROBE(tx_pkt_non_tcp_udp);
860 break;
861
862 case FSE_AZ_TIMER_EV: {
863 uint32_t id;
864
865 id = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA);
866
867 EFSYS_ASSERT(eecp->eec_timer != NULL);
868 should_abort = eecp->eec_timer(arg, id);
869
870 break;
871 }
872 case FSE_AZ_RX_DSC_ERROR_EV:
873 EFX_EV_QSTAT_INCR(eep, EV_DRIVER_RX_DSC_ERROR);
874
875 EFSYS_PROBE(rx_dsc_error);
876
877 EFSYS_ASSERT(eecp->eec_exception != NULL);
878 should_abort = eecp->eec_exception(arg,
879 EFX_EXCEPTION_RX_DSC_ERROR, 0);
880
881 break;
882
883 case FSE_AZ_TX_DSC_ERROR_EV:
884 EFX_EV_QSTAT_INCR(eep, EV_DRIVER_TX_DSC_ERROR);
885
886 EFSYS_PROBE(tx_dsc_error);
887
888 EFSYS_ASSERT(eecp->eec_exception != NULL);
889 should_abort = eecp->eec_exception(arg,
890 EFX_EXCEPTION_TX_DSC_ERROR, 0);
891
892 break;
893
894 default:
895 break;
896 }
897
898 return (should_abort);
899}
900
901static __checkReturn boolean_t
902falconsiena_ev_drv_gen(
903 __in efx_evq_t *eep,
904 __in efx_qword_t *eqp,
905 __in const efx_ev_callbacks_t *eecp,
906 __in_opt void *arg)
907{
908 uint32_t data;
909 boolean_t should_abort;
910
911 EFX_EV_QSTAT_INCR(eep, EV_DRV_GEN);
912
913 data = EFX_QWORD_FIELD(*eqp, FSF_AZ_EV_DATA_DW0);
914 if (data >= ((uint32_t)1 << 16)) {
915 EFSYS_PROBE3(bad_event, unsigned int, eep->ee_index,
916 uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_1),
917 uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_0));
918 return (B_TRUE);
919 }
920
921 EFSYS_ASSERT(eecp->eec_software != NULL);
922 should_abort = eecp->eec_software(arg, (uint16_t)data);
923
924 return (should_abort);
925}
926
927#if EFSYS_OPT_MCDI
928
929static __checkReturn boolean_t
930falconsiena_ev_mcdi(
931 __in efx_evq_t *eep,
932 __in efx_qword_t *eqp,
933 __in const efx_ev_callbacks_t *eecp,
934 __in_opt void *arg)
935{
936 efx_nic_t *enp = eep->ee_enp;
937 unsigned code;
938 boolean_t should_abort = B_FALSE;
939
940 EFSYS_ASSERT3U(enp->en_family, ==, EFX_FAMILY_SIENA);
941
942 if (enp->en_family != EFX_FAMILY_SIENA)
943 goto out;
944
945 EFSYS_ASSERT(eecp->eec_link_change != NULL);
946 EFSYS_ASSERT(eecp->eec_exception != NULL);
947#if EFSYS_OPT_MON_STATS
948 EFSYS_ASSERT(eecp->eec_monitor != NULL);
949#endif
950
951 EFX_EV_QSTAT_INCR(eep, EV_MCDI_RESPONSE);
952
953 code = EFX_QWORD_FIELD(*eqp, MCDI_EVENT_CODE);
954 switch (code) {
955 case MCDI_EVENT_CODE_BADSSERT:
956 efx_mcdi_ev_death(enp, EINTR);
957 break;
958
959 case MCDI_EVENT_CODE_CMDDONE:
960 efx_mcdi_ev_cpl(enp,
961 MCDI_EV_FIELD(eqp, CMDDONE_SEQ),
962 MCDI_EV_FIELD(eqp, CMDDONE_DATALEN),
963 MCDI_EV_FIELD(eqp, CMDDONE_ERRNO));
964 break;
965
966 case MCDI_EVENT_CODE_LINKCHANGE: {
967 efx_link_mode_t link_mode;
968
969 siena_phy_link_ev(enp, eqp, &link_mode);
970 should_abort = eecp->eec_link_change(arg, link_mode);
971 break;
972 }
973 case MCDI_EVENT_CODE_SENSOREVT: {
974#if EFSYS_OPT_MON_STATS
975 efx_mon_stat_t id;
976 efx_mon_stat_value_t value;
977 efx_rc_t rc;
978
979 if ((rc = mcdi_mon_ev(enp, eqp, &id, &value)) == 0)
980 should_abort = eecp->eec_monitor(arg, id, value);
981 else if (rc == ENOTSUP) {
982 should_abort = eecp->eec_exception(arg,
983 EFX_EXCEPTION_UNKNOWN_SENSOREVT,
984 MCDI_EV_FIELD(eqp, DATA));
985 } else
986 EFSYS_ASSERT(rc == ENODEV); /* Wrong port */
987#else
988 should_abort = B_FALSE;
989#endif
990 break;
991 }
992 case MCDI_EVENT_CODE_SCHEDERR:
993 /* Informational only */
994 break;
995
996 case MCDI_EVENT_CODE_REBOOT:
997 efx_mcdi_ev_death(enp, EIO);
998 break;
999
1000 case MCDI_EVENT_CODE_MAC_STATS_DMA:
1001#if EFSYS_OPT_MAC_STATS
1002 if (eecp->eec_mac_stats != NULL) {
1003 eecp->eec_mac_stats(arg,
1004 MCDI_EV_FIELD(eqp, MAC_STATS_DMA_GENERATION));
1005 }
1006#endif
1007 break;
1008
1009 case MCDI_EVENT_CODE_FWALERT: {
1010 uint32_t reason = MCDI_EV_FIELD(eqp, FWALERT_REASON);
1011
1012 if (reason == MCDI_EVENT_FWALERT_REASON_SRAM_ACCESS)
1013 should_abort = eecp->eec_exception(arg,
1014 EFX_EXCEPTION_FWALERT_SRAM,
1015 MCDI_EV_FIELD(eqp, FWALERT_DATA));
1016 else
1017 should_abort = eecp->eec_exception(arg,
1018 EFX_EXCEPTION_UNKNOWN_FWALERT,
1019 MCDI_EV_FIELD(eqp, DATA));
1020 break;
1021 }
1022
1023 default:
1024 EFSYS_PROBE1(mc_pcol_error, int, code);
1025 break;
1026 }
1027
1028out:
1029 return (should_abort);
1030}
1031
1032#endif /* EFSYS_OPT_MCDI */
1033
1034static __checkReturn efx_rc_t
1035falconsiena_ev_qprime(
1036 __in efx_evq_t *eep,
1037 __in unsigned int count)
1038{
1039 efx_nic_t *enp = eep->ee_enp;
1040 uint32_t rptr;
1041 efx_dword_t dword;
1042
1043 rptr = count & eep->ee_mask;
1044
1045 EFX_POPULATE_DWORD_1(dword, FRF_AZ_EVQ_RPTR, rptr);
1046
1047 EFX_BAR_TBL_WRITED(enp, FR_AZ_EVQ_RPTR_REG, eep->ee_index,
1048 &dword, B_FALSE);
1049
1050 return (0);
1051}
1052
1053#define EFX_EV_BATCH 8
1054
1055static void
1056falconsiena_ev_qpoll(
1057 __in efx_evq_t *eep,
1058 __inout unsigned int *countp,
1059 __in const efx_ev_callbacks_t *eecp,
1060 __in_opt void *arg)
1061{
1062 efx_qword_t ev[EFX_EV_BATCH];
1063 unsigned int batch;
1064 unsigned int total;
1065 unsigned int count;
1066 unsigned int index;
1067 size_t offset;
1068
1069 EFSYS_ASSERT(countp != NULL);
1070 EFSYS_ASSERT(eecp != NULL);
1071
1072 count = *countp;
1073 do {
1074 /* Read up until the end of the batch period */
1075 batch = EFX_EV_BATCH - (count & (EFX_EV_BATCH - 1));
1076 offset = (count & eep->ee_mask) * sizeof (efx_qword_t);
1077 for (total = 0; total < batch; ++total) {
1078 EFSYS_MEM_READQ(eep->ee_esmp, offset, &(ev[total]));
1079
1080 if (!EFX_EV_PRESENT(ev[total]))
1081 break;
1082
1083 EFSYS_PROBE3(event, unsigned int, eep->ee_index,
1084 uint32_t, EFX_QWORD_FIELD(ev[total], EFX_DWORD_1),
1085 uint32_t, EFX_QWORD_FIELD(ev[total], EFX_DWORD_0));
1086
1087 offset += sizeof (efx_qword_t);
1088 }
1089
1090#if EFSYS_OPT_EV_PREFETCH && (EFSYS_OPT_EV_PREFETCH_PERIOD > 1)
1091 /*
1092 * Prefetch the next batch when we get within PREFETCH_PERIOD
1093 * of a completed batch. If the batch is smaller, then prefetch
1094 * immediately.
1095 */
1096 if (total == batch && total < EFSYS_OPT_EV_PREFETCH_PERIOD)
1097 EFSYS_MEM_PREFETCH(eep->ee_esmp, offset);
1098#endif /* EFSYS_OPT_EV_PREFETCH */
1099
1100 /* Process the batch of events */
1101 for (index = 0; index < total; ++index) {
1102 boolean_t should_abort;
1103 uint32_t code;
1104
1105#if EFSYS_OPT_EV_PREFETCH
1106 /* Prefetch if we've now reached the batch period */
1107 if (total == batch &&
1108 index + EFSYS_OPT_EV_PREFETCH_PERIOD == total) {
1109 offset = (count + batch) & eep->ee_mask;
1110 offset *= sizeof (efx_qword_t);
1111
1112 EFSYS_MEM_PREFETCH(eep->ee_esmp, offset);
1113 }
1114#endif /* EFSYS_OPT_EV_PREFETCH */
1115
1116 EFX_EV_QSTAT_INCR(eep, EV_ALL);
1117
1118 code = EFX_QWORD_FIELD(ev[index], FSF_AZ_EV_CODE);
1119 switch (code) {
1120 case FSE_AZ_EV_CODE_RX_EV:
1121 should_abort = eep->ee_rx(eep,
1122 &(ev[index]), eecp, arg);
1123 break;
1124 case FSE_AZ_EV_CODE_TX_EV:
1125 should_abort = eep->ee_tx(eep,
1126 &(ev[index]), eecp, arg);
1127 break;
1128 case FSE_AZ_EV_CODE_DRIVER_EV:
1129 should_abort = eep->ee_driver(eep,
1130 &(ev[index]), eecp, arg);
1131 break;
1132 case FSE_AZ_EV_CODE_DRV_GEN_EV:
1133 should_abort = eep->ee_drv_gen(eep,
1134 &(ev[index]), eecp, arg);
1135 break;
1136#if EFSYS_OPT_MCDI
1137 case FSE_AZ_EV_CODE_MCDI_EVRESPONSE:
1138 should_abort = eep->ee_mcdi(eep,
1139 &(ev[index]), eecp, arg);
1140 break;
1141#endif
1142 case FSE_AZ_EV_CODE_GLOBAL_EV:
1143 if (eep->ee_global) {
1144 should_abort = eep->ee_global(eep,
1145 &(ev[index]), eecp, arg);
1146 break;
1147 }
1148 /* else fallthrough */
1149 default:
1150 EFSYS_PROBE3(bad_event,
1151 unsigned int, eep->ee_index,
1152 uint32_t,
1153 EFX_QWORD_FIELD(ev[index], EFX_DWORD_1),
1154 uint32_t,
1155 EFX_QWORD_FIELD(ev[index], EFX_DWORD_0));
1156
1157 EFSYS_ASSERT(eecp->eec_exception != NULL);
1158 (void) eecp->eec_exception(arg,
1159 EFX_EXCEPTION_EV_ERROR, code);
1160 should_abort = B_TRUE;
1161 }
1162 if (should_abort) {
1163 /* Ignore subsequent events */
1164 total = index + 1;
1165 break;
1166 }
1167 }
1168
1169 /*
1170 * Now that the hardware has most likely moved onto dma'ing
1171 * into the next cache line, clear the processed events. Take
1172 * care to only clear out events that we've processed
1173 */
1174 EFX_SET_QWORD(ev[0]);
1175 offset = (count & eep->ee_mask) * sizeof (efx_qword_t);
1176 for (index = 0; index < total; ++index) {
1177 EFSYS_MEM_WRITEQ(eep->ee_esmp, offset, &(ev[0]));
1178 offset += sizeof (efx_qword_t);
1179 }
1180
1181 count += total;
1182
1183 } while (total == batch);
1184
1185 *countp = count;
1186}
1187
1188static void
1189falconsiena_ev_qpost(
1190 __in efx_evq_t *eep,
1191 __in uint16_t data)
1192{
1193 efx_nic_t *enp = eep->ee_enp;
1194 efx_qword_t ev;
1195 efx_oword_t oword;
1196
1197 EFX_POPULATE_QWORD_2(ev, FSF_AZ_EV_CODE, FSE_AZ_EV_CODE_DRV_GEN_EV,
1198 FSF_AZ_EV_DATA_DW0, (uint32_t)data);
1199
1200 EFX_POPULATE_OWORD_3(oword, FRF_AZ_DRV_EV_QID, eep->ee_index,
1201 EFX_DWORD_0, EFX_QWORD_FIELD(ev, EFX_DWORD_0),
1202 EFX_DWORD_1, EFX_QWORD_FIELD(ev, EFX_DWORD_1));
1203
1204 EFX_BAR_WRITEO(enp, FR_AZ_DRV_EV_REG, &oword);
1205}
1206
1207static __checkReturn efx_rc_t
1208falconsiena_ev_qmoderate(
1209 __in efx_evq_t *eep,
1210 __in unsigned int us)
1211{
1212 efx_nic_t *enp = eep->ee_enp;
1213 efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
1214 unsigned int locked;
1215 efx_dword_t dword;
1216 efx_rc_t rc;
1217
1218 if (us > encp->enc_evq_timer_max_us) {
1219 rc = EINVAL;
1220 goto fail1;
1221 }
1222
1223 /* If the value is zero then disable the timer */
1224 if (us == 0) {
1225 if (enp->en_family == EFX_FAMILY_FALCON)
1226 EFX_POPULATE_DWORD_2(dword,
1227 FRF_AB_TC_TIMER_MODE, FFE_AB_TIMER_MODE_DIS,
1228 FRF_AB_TC_TIMER_VAL, 0);
1229 else
1230 EFX_POPULATE_DWORD_2(dword,
1231 FRF_CZ_TC_TIMER_MODE, FFE_CZ_TIMER_MODE_DIS,
1232 FRF_CZ_TC_TIMER_VAL, 0);
1233 } else {
1234 uint32_t timer_val;
1235
1236 /* Calculate the timer value in quanta */
1237 timer_val = us * 1000 / encp->enc_evq_timer_quantum_ns;
1238
1239 /* Moderation value is base 0 so we need to deduct 1 */
1240 if (timer_val > 0)
1241 timer_val--;
1242
1243 if (enp->en_family == EFX_FAMILY_FALCON)
1244 EFX_POPULATE_DWORD_2(dword,
1245 FRF_AB_TC_TIMER_MODE, FFE_AB_TIMER_MODE_INT_HLDOFF,
1246 FRF_AB_TIMER_VAL, timer_val);
1247 else
1248 EFX_POPULATE_DWORD_2(dword,
1249 FRF_CZ_TC_TIMER_MODE, FFE_CZ_TIMER_MODE_INT_HLDOFF,
1250 FRF_CZ_TC_TIMER_VAL, timer_val);
1251 }
1252
1253 locked = (eep->ee_index == 0) ? 1 : 0;
1254
1255 EFX_BAR_TBL_WRITED(enp, FR_BZ_TIMER_COMMAND_REGP0,
1256 eep->ee_index, &dword, locked);
1257
1258 return (0);
1259
1260fail1:
1261 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1262
1263 return (rc);
1264}
1265
1266static __checkReturn efx_rc_t
1267falconsiena_ev_qcreate(
1268 __in efx_nic_t *enp,
1269 __in unsigned int index,
1270 __in efsys_mem_t *esmp,
1271 __in size_t n,
1272 __in uint32_t id,
1273 __in efx_evq_t *eep)
1274{
1275 efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
1276 uint32_t size;
1277 efx_oword_t oword;
1278 efx_rc_t rc;
1279
1280 EFX_STATIC_ASSERT(ISP2(EFX_EVQ_MAXNEVS));
1281 EFX_STATIC_ASSERT(ISP2(EFX_EVQ_MINNEVS));
1282
1283 if (!ISP2(n) || (n < EFX_EVQ_MINNEVS) || (n > EFX_EVQ_MAXNEVS)) {
1284 rc = EINVAL;
1285 goto fail1;
1286 }
1287 if (index >= encp->enc_evq_limit) {
1288 rc = EINVAL;
1289 goto fail2;
1290 }
1291#if EFSYS_OPT_RX_SCALE
1292 if (enp->en_intr.ei_type == EFX_INTR_LINE &&
1293 index >= EFX_MAXRSS_LEGACY) {
1294 rc = EINVAL;
1295 goto fail3;
1296 }
1297#endif
1298 for (size = 0; (1 << size) <= (EFX_EVQ_MAXNEVS / EFX_EVQ_MINNEVS);
1299 size++)
1300 if ((1 << size) == (int)(n / EFX_EVQ_MINNEVS))
1301 break;
1302 if (id + (1 << size) >= encp->enc_buftbl_limit) {
1303 rc = EINVAL;
1304 goto fail4;
1305 }
1306
1307 /* Set up the handler table */
1308 eep->ee_rx = falconsiena_ev_rx;
1309 eep->ee_tx = falconsiena_ev_tx;
1310 eep->ee_driver = falconsiena_ev_driver;
1311 eep->ee_global = falconsiena_ev_global;
1312 eep->ee_drv_gen = falconsiena_ev_drv_gen;
1313#if EFSYS_OPT_MCDI
1314 eep->ee_mcdi = falconsiena_ev_mcdi;
1315#endif /* EFSYS_OPT_MCDI */
1316
1317 /* Set up the new event queue */
1318 if (enp->en_family != EFX_FAMILY_FALCON) {
1319 EFX_POPULATE_OWORD_1(oword, FRF_CZ_TIMER_Q_EN, 1);
1320 EFX_BAR_TBL_WRITEO(enp, FR_AZ_TIMER_TBL, index, &oword, B_TRUE);
1321 }
1322
1323 EFX_POPULATE_OWORD_3(oword, FRF_AZ_EVQ_EN, 1, FRF_AZ_EVQ_SIZE, size,
1324 FRF_AZ_EVQ_BUF_BASE_ID, id);
1325
1326 EFX_BAR_TBL_WRITEO(enp, FR_AZ_EVQ_PTR_TBL, index, &oword, B_TRUE);
1327
1328 return (0);
1329
1330fail4:
1331 EFSYS_PROBE(fail4);
1332#if EFSYS_OPT_RX_SCALE
1333fail3:
1334 EFSYS_PROBE(fail3);
1335#endif
1336fail2:
1337 EFSYS_PROBE(fail2);
1338fail1:
1339 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1340
1341 return (rc);
1342}
1343
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