2 * Copyright (c) 2008-2015 Solarflare Communications Inc.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
8 * 1. Redistributions of source code must retain the above copyright notice,
9 * this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright notice,
11 * this list of conditions and the following disclaimer in the documentation
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14 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
15 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
16 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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31 #include <sys/cdefs.h>
32 __FBSDID("$FreeBSD$");
36 #include "efx_types.h"
38 #include "efx_regs_mcdi.h"
46 static efx_mcdi_ops_t __efx_mcdi_siena_ops = {
47 siena_mcdi_init, /* emco_init */
48 siena_mcdi_request_copyin, /* emco_request_copyin */
49 siena_mcdi_request_poll, /* emco_request_poll */
50 siena_mcdi_request_copyout, /* emco_request_copyout */
51 siena_mcdi_poll_reboot, /* emco_poll_reboot */
52 siena_mcdi_fini, /* emco_fini */
53 siena_mcdi_fw_update_supported, /* emco_fw_update_supported */
54 siena_mcdi_macaddr_change_supported,
55 /* emco_macaddr_change_supported */
58 #endif /* EFSYS_OPT_SIENA */
60 #if EFSYS_OPT_HUNTINGTON
62 static efx_mcdi_ops_t __efx_mcdi_hunt_ops = {
63 hunt_mcdi_init, /* emco_init */
64 hunt_mcdi_request_copyin, /* emco_request_copyin */
65 hunt_mcdi_request_poll, /* emco_request_poll */
66 hunt_mcdi_request_copyout, /* emco_request_copyout */
67 hunt_mcdi_poll_reboot, /* emco_poll_reboot */
68 hunt_mcdi_fini, /* emco_fini */
69 hunt_mcdi_fw_update_supported, /* emco_fw_update_supported */
70 hunt_mcdi_macaddr_change_supported,
71 /* emco_macaddr_change_supported */
74 #endif /* EFSYS_OPT_HUNTINGTON */
78 __checkReturn efx_rc_t
81 __in const efx_mcdi_transport_t *emtp)
83 efx_mcdi_ops_t *emcop;
86 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
87 EFSYS_ASSERT3U(enp->en_mod_flags, ==, 0);
89 switch (enp->en_family) {
91 case EFX_FAMILY_FALCON:
95 #endif /* EFSYS_OPT_FALCON */
98 case EFX_FAMILY_SIENA:
99 emcop = (efx_mcdi_ops_t *)&__efx_mcdi_siena_ops;
101 #endif /* EFSYS_OPT_SIENA */
103 #if EFSYS_OPT_HUNTINGTON
104 case EFX_FAMILY_HUNTINGTON:
105 emcop = (efx_mcdi_ops_t *)&__efx_mcdi_hunt_ops;
107 #endif /* EFSYS_OPT_HUNTINGTON */
115 if (enp->en_features & EFX_FEATURE_MCDI_DMA) {
116 /* MCDI requires a DMA buffer in host memory */
117 if ((emtp == NULL) || (emtp->emt_dma_mem) == NULL) {
122 enp->en_mcdi.em_emtp = emtp;
124 if (emcop != NULL && emcop->emco_init != NULL) {
125 if ((rc = emcop->emco_init(enp, emtp)) != 0)
129 enp->en_mcdi.em_emcop = emcop;
130 enp->en_mod_flags |= EFX_MOD_MCDI;
139 EFSYS_PROBE1(fail1, efx_rc_t, rc);
141 enp->en_mcdi.em_emcop = NULL;
142 enp->en_mcdi.em_emtp = NULL;
143 enp->en_mod_flags &= ~EFX_MOD_MCDI;
152 efx_mcdi_iface_t *emip = &(enp->en_mcdi.em_emip);
153 efx_mcdi_ops_t *emcop = enp->en_mcdi.em_emcop;
155 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
156 EFSYS_ASSERT3U(enp->en_mod_flags, ==, EFX_MOD_MCDI);
158 if (emcop != NULL && emcop->emco_fini != NULL)
159 emcop->emco_fini(enp);
162 emip->emi_aborted = 0;
164 enp->en_mcdi.em_emcop = NULL;
165 enp->en_mod_flags &= ~EFX_MOD_MCDI;
172 efx_mcdi_iface_t *emip = &(enp->en_mcdi.em_emip);
175 /* Start a new epoch (allow fresh MCDI requests to succeed) */
176 EFSYS_LOCK(enp->en_eslp, state);
177 emip->emi_new_epoch = B_TRUE;
178 EFSYS_UNLOCK(enp->en_eslp, state);
183 efx_mcdi_request_start(
185 __in efx_mcdi_req_t *emrp,
186 __in boolean_t ev_cpl)
188 efx_mcdi_iface_t *emip = &(enp->en_mcdi.em_emip);
189 efx_mcdi_ops_t *emcop = enp->en_mcdi.em_emcop;
194 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
195 EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_MCDI);
196 EFSYS_ASSERT3U(enp->en_features, &, EFX_FEATURE_MCDI);
198 if (emcop == NULL || emcop->emco_request_copyin == NULL)
202 * efx_mcdi_request_start() is naturally serialised against both
203 * efx_mcdi_request_poll() and efx_mcdi_ev_cpl()/efx_mcdi_ev_death(),
204 * by virtue of there only being one outstanding MCDI request.
205 * Unfortunately, upper layers may also call efx_mcdi_request_abort()
206 * at any time, to timeout a pending mcdi request, That request may
207 * then subsequently complete, meaning efx_mcdi_ev_cpl() or
208 * efx_mcdi_ev_death() may end up running in parallel with
209 * efx_mcdi_request_start(). This race is handled by ensuring that
210 * %emi_pending_req, %emi_ev_cpl and %emi_seq are protected by the
213 EFSYS_LOCK(enp->en_eslp, state);
214 EFSYS_ASSERT(emip->emi_pending_req == NULL);
215 emip->emi_pending_req = emrp;
216 emip->emi_ev_cpl = ev_cpl;
217 emip->emi_poll_cnt = 0;
218 seq = emip->emi_seq++ & EFX_MASK32(MCDI_HEADER_SEQ);
219 new_epoch = emip->emi_new_epoch;
220 EFSYS_UNLOCK(enp->en_eslp, state);
222 emcop->emco_request_copyin(enp, emrp, seq, ev_cpl, new_epoch);
225 __checkReturn boolean_t
226 efx_mcdi_request_poll(
229 efx_mcdi_ops_t *emcop = enp->en_mcdi.em_emcop;
232 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
233 EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_MCDI);
234 EFSYS_ASSERT3U(enp->en_features, &, EFX_FEATURE_MCDI);
238 if (emcop != NULL && emcop->emco_request_poll != NULL)
239 completed = emcop->emco_request_poll(enp);
244 __checkReturn boolean_t
245 efx_mcdi_request_abort(
248 efx_mcdi_iface_t *emip = &(enp->en_mcdi.em_emip);
249 efx_mcdi_req_t *emrp;
253 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
254 EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_MCDI);
255 EFSYS_ASSERT3U(enp->en_features, &, EFX_FEATURE_MCDI);
258 * efx_mcdi_ev_* may have already completed this event, and be
259 * spinning/blocked on the upper layer lock. So it *is* legitimate
260 * to for emi_pending_req to be NULL. If there is a pending event
261 * completed request, then provide a "credit" to allow
262 * efx_mcdi_ev_cpl() to accept a single spurious completion.
264 EFSYS_LOCK(enp->en_eslp, state);
265 emrp = emip->emi_pending_req;
266 aborted = (emrp != NULL);
268 emip->emi_pending_req = NULL;
270 /* Error the request */
271 emrp->emr_out_length_used = 0;
272 emrp->emr_rc = ETIMEDOUT;
274 /* Provide a credit for seqno/emr_pending_req mismatches */
275 if (emip->emi_ev_cpl)
279 * The upper layer has called us, so we don't
280 * need to complete the request.
283 EFSYS_UNLOCK(enp->en_eslp, state);
288 __checkReturn efx_rc_t
289 efx_mcdi_request_errcode(
290 __in unsigned int err)
295 case MC_CMD_ERR_EPERM:
297 case MC_CMD_ERR_ENOENT:
299 case MC_CMD_ERR_EINTR:
301 case MC_CMD_ERR_EACCES:
303 case MC_CMD_ERR_EBUSY:
305 case MC_CMD_ERR_EINVAL:
307 case MC_CMD_ERR_EDEADLK:
309 case MC_CMD_ERR_ENOSYS:
311 case MC_CMD_ERR_ETIME:
313 case MC_CMD_ERR_ENOTSUP:
315 case MC_CMD_ERR_EALREADY:
319 #ifdef MC_CMD_ERR_EAGAIN
320 case MC_CMD_ERR_EAGAIN:
323 #ifdef MC_CMD_ERR_ENOSPC
324 case MC_CMD_ERR_ENOSPC:
328 case MC_CMD_ERR_ALLOC_FAIL:
330 case MC_CMD_ERR_NO_VADAPTOR:
332 case MC_CMD_ERR_NO_EVB_PORT:
334 case MC_CMD_ERR_NO_VSWITCH:
336 case MC_CMD_ERR_VLAN_LIMIT:
338 case MC_CMD_ERR_BAD_PCI_FUNC:
340 case MC_CMD_ERR_BAD_VLAN_MODE:
342 case MC_CMD_ERR_BAD_VSWITCH_TYPE:
344 case MC_CMD_ERR_BAD_VPORT_TYPE:
346 case MC_CMD_ERR_MAC_EXIST:
350 EFSYS_PROBE1(mc_pcol_error, int, err);
356 efx_mcdi_raise_exception(
358 __in_opt efx_mcdi_req_t *emrp,
361 const efx_mcdi_transport_t *emtp = enp->en_mcdi.em_emtp;
362 efx_mcdi_exception_t exception;
364 /* Reboot or Assertion failure only */
365 EFSYS_ASSERT(rc == EIO || rc == EINTR);
368 * If MC_CMD_REBOOT causes a reboot (dependent on parameters),
369 * then the EIO is not worthy of an exception.
371 if (emrp != NULL && emrp->emr_cmd == MC_CMD_REBOOT && rc == EIO)
374 exception = (rc == EIO)
375 ? EFX_MCDI_EXCEPTION_MC_REBOOT
376 : EFX_MCDI_EXCEPTION_MC_BADASSERT;
378 emtp->emt_exception(emtp->emt_context, exception);
382 efx_mcdi_poll_reboot(
385 efx_mcdi_ops_t *emcop = enp->en_mcdi.em_emcop;
387 return (emcop->emco_poll_reboot(enp));
394 __inout efx_mcdi_req_t *emrp)
396 const efx_mcdi_transport_t *emtp = enp->en_mcdi.em_emtp;
398 EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_MCDI);
399 EFSYS_ASSERT3U(enp->en_features, &, EFX_FEATURE_MCDI);
401 emrp->emr_quiet = B_FALSE;
402 emtp->emt_execute(emtp->emt_context, emrp);
406 efx_mcdi_execute_quiet(
408 __inout efx_mcdi_req_t *emrp)
410 const efx_mcdi_transport_t *emtp = enp->en_mcdi.em_emtp;
412 EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_MCDI);
413 EFSYS_ASSERT3U(enp->en_features, &, EFX_FEATURE_MCDI);
415 emrp->emr_quiet = B_TRUE;
416 emtp->emt_execute(emtp->emt_context, emrp);
422 __in unsigned int seq,
423 __in unsigned int outlen,
426 efx_mcdi_iface_t *emip = &(enp->en_mcdi.em_emip);
427 const efx_mcdi_transport_t *emtp = enp->en_mcdi.em_emtp;
428 efx_mcdi_ops_t *emcop = enp->en_mcdi.em_emcop;
429 efx_mcdi_req_t *emrp;
432 EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_MCDI);
433 EFSYS_ASSERT3U(enp->en_features, &, EFX_FEATURE_MCDI);
436 * Serialise against efx_mcdi_request_poll()/efx_mcdi_request_start()
437 * when we're completing an aborted request.
439 EFSYS_LOCK(enp->en_eslp, state);
440 if (emip->emi_pending_req == NULL || !emip->emi_ev_cpl ||
441 (seq != ((emip->emi_seq - 1) & EFX_MASK32(MCDI_HEADER_SEQ)))) {
442 EFSYS_ASSERT(emip->emi_aborted > 0);
443 if (emip->emi_aborted > 0)
445 EFSYS_UNLOCK(enp->en_eslp, state);
449 emrp = emip->emi_pending_req;
450 emip->emi_pending_req = NULL;
451 EFSYS_UNLOCK(enp->en_eslp, state);
454 * Fill out the remaining hdr fields, and copyout the payload
455 * if the user supplied an output buffer.
458 if (!emrp->emr_quiet) {
459 EFSYS_PROBE2(mcdi_err, int, emrp->emr_cmd,
462 emrp->emr_out_length_used = 0;
463 emrp->emr_rc = efx_mcdi_request_errcode(errcode);
465 emrp->emr_out_length_used = outlen;
468 emcop->emco_request_copyout(enp, emrp);
471 emtp->emt_ev_cpl(emtp->emt_context);
479 efx_mcdi_iface_t *emip = &(enp->en_mcdi.em_emip);
480 const efx_mcdi_transport_t *emtp = enp->en_mcdi.em_emtp;
481 efx_mcdi_req_t *emrp = NULL;
486 * The MCDI request (if there is one) has been terminated, either
487 * by a BADASSERT or REBOOT event.
489 * If there is an outstanding event-completed MCDI operation, then we
490 * will never receive the completion event (because both MCDI
491 * completions and BADASSERT events are sent to the same evq). So
492 * complete this MCDI op.
494 * This function might run in parallel with efx_mcdi_request_poll()
495 * for poll completed mcdi requests, and also with
496 * efx_mcdi_request_start() for post-watchdog completions.
498 EFSYS_LOCK(enp->en_eslp, state);
499 emrp = emip->emi_pending_req;
500 ev_cpl = emip->emi_ev_cpl;
501 if (emrp != NULL && emip->emi_ev_cpl) {
502 emip->emi_pending_req = NULL;
504 emrp->emr_out_length_used = 0;
510 * Since we're running in parallel with a request, consume the
511 * status word before dropping the lock.
513 if (rc == EIO || rc == EINTR) {
514 EFSYS_SPIN(EFX_MCDI_STATUS_SLEEP_US);
515 (void) efx_mcdi_poll_reboot(enp);
516 emip->emi_new_epoch = B_TRUE;
519 EFSYS_UNLOCK(enp->en_eslp, state);
521 efx_mcdi_raise_exception(enp, emrp, rc);
523 if (emrp != NULL && ev_cpl)
524 emtp->emt_ev_cpl(emtp->emt_context);
527 __checkReturn efx_rc_t
530 __out_ecount_opt(4) uint16_t versionp[4],
531 __out_opt uint32_t *buildp,
532 __out_opt efx_mcdi_boot_t *statusp)
535 uint8_t payload[MAX(MAX(MC_CMD_GET_VERSION_IN_LEN,
536 MC_CMD_GET_VERSION_OUT_LEN),
537 MAX(MC_CMD_GET_BOOT_STATUS_IN_LEN,
538 MC_CMD_GET_BOOT_STATUS_OUT_LEN))];
539 efx_word_t *ver_words;
542 efx_mcdi_boot_t status;
545 EFSYS_ASSERT3U(enp->en_features, &, EFX_FEATURE_MCDI);
547 (void) memset(payload, 0, sizeof (payload));
548 req.emr_cmd = MC_CMD_GET_VERSION;
549 req.emr_in_buf = payload;
550 req.emr_in_length = MC_CMD_GET_VERSION_IN_LEN;
551 req.emr_out_buf = payload;
552 req.emr_out_length = MC_CMD_GET_VERSION_OUT_LEN;
554 efx_mcdi_execute(enp, &req);
556 if (req.emr_rc != 0) {
561 /* bootrom support */
562 if (req.emr_out_length_used == MC_CMD_GET_VERSION_V0_OUT_LEN) {
563 version[0] = version[1] = version[2] = version[3] = 0;
564 build = MCDI_OUT_DWORD(req, GET_VERSION_OUT_FIRMWARE);
569 if (req.emr_out_length_used < MC_CMD_GET_VERSION_OUT_LEN) {
574 ver_words = MCDI_OUT2(req, efx_word_t, GET_VERSION_OUT_VERSION);
575 version[0] = EFX_WORD_FIELD(ver_words[0], EFX_WORD_0);
576 version[1] = EFX_WORD_FIELD(ver_words[1], EFX_WORD_0);
577 version[2] = EFX_WORD_FIELD(ver_words[2], EFX_WORD_0);
578 version[3] = EFX_WORD_FIELD(ver_words[3], EFX_WORD_0);
579 build = MCDI_OUT_DWORD(req, GET_VERSION_OUT_FIRMWARE);
582 /* The bootrom doesn't understand BOOT_STATUS */
583 if (MC_FW_VERSION_IS_BOOTLOADER(build)) {
584 status = EFX_MCDI_BOOT_ROM;
588 (void) memset(payload, 0, sizeof (payload));
589 req.emr_cmd = MC_CMD_GET_BOOT_STATUS;
590 req.emr_in_buf = payload;
591 req.emr_in_length = MC_CMD_GET_BOOT_STATUS_IN_LEN;
592 req.emr_out_buf = payload;
593 req.emr_out_length = MC_CMD_GET_BOOT_STATUS_OUT_LEN;
595 efx_mcdi_execute_quiet(enp, &req);
597 if (req.emr_rc == EACCES) {
598 /* Unprivileged functions cannot access BOOT_STATUS */
599 status = EFX_MCDI_BOOT_PRIMARY;
600 version[0] = version[1] = version[2] = version[3] = 0;
605 if (req.emr_rc != 0) {
610 if (req.emr_out_length_used < MC_CMD_GET_BOOT_STATUS_OUT_LEN) {
615 if (MCDI_OUT_DWORD_FIELD(req, GET_BOOT_STATUS_OUT_FLAGS,
616 GET_BOOT_STATUS_OUT_FLAGS_PRIMARY))
617 status = EFX_MCDI_BOOT_PRIMARY;
619 status = EFX_MCDI_BOOT_SECONDARY;
622 if (versionp != NULL)
623 memcpy(versionp, version, sizeof (version));
638 EFSYS_PROBE1(fail1, efx_rc_t, rc);
643 static __checkReturn efx_rc_t
646 __in boolean_t after_assertion)
648 uint8_t payload[MAX(MC_CMD_REBOOT_IN_LEN, MC_CMD_REBOOT_OUT_LEN)];
653 * We could require the caller to have caused en_mod_flags=0 to
654 * call this function. This doesn't help the other port though,
655 * who's about to get the MC ripped out from underneath them.
656 * Since they have to cope with the subsequent fallout of MCDI
657 * failures, we should as well.
659 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
661 (void) memset(payload, 0, sizeof (payload));
662 req.emr_cmd = MC_CMD_REBOOT;
663 req.emr_in_buf = payload;
664 req.emr_in_length = MC_CMD_REBOOT_IN_LEN;
665 req.emr_out_buf = payload;
666 req.emr_out_length = MC_CMD_REBOOT_OUT_LEN;
668 MCDI_IN_SET_DWORD(req, REBOOT_IN_FLAGS,
669 (after_assertion ? MC_CMD_REBOOT_FLAGS_AFTER_ASSERTION : 0));
671 efx_mcdi_execute_quiet(enp, &req);
673 if (req.emr_rc == EACCES) {
674 /* Unprivileged functions cannot reboot the MC. */
678 /* A successful reboot request returns EIO. */
679 if (req.emr_rc != 0 && req.emr_rc != EIO) {
688 EFSYS_PROBE1(fail1, efx_rc_t, rc);
693 __checkReturn efx_rc_t
697 return (efx_mcdi_do_reboot(enp, B_FALSE));
700 __checkReturn efx_rc_t
701 efx_mcdi_exit_assertion_handler(
704 return (efx_mcdi_do_reboot(enp, B_TRUE));
707 __checkReturn efx_rc_t
708 efx_mcdi_read_assertion(
712 uint8_t payload[MAX(MC_CMD_GET_ASSERTS_IN_LEN,
713 MC_CMD_GET_ASSERTS_OUT_LEN)];
722 * Before we attempt to chat to the MC, we should verify that the MC
723 * isn't in it's assertion handler, either due to a previous reboot,
724 * or because we're reinitializing due to an eec_exception().
726 * Use GET_ASSERTS to read any assertion state that may be present.
727 * Retry this command twice. Once because a boot-time assertion failure
728 * might cause the 1st MCDI request to fail. And once again because
729 * we might race with efx_mcdi_exit_assertion_handler() running on
730 * partner port(s) on the same NIC.
734 (void) memset(payload, 0, sizeof (payload));
735 req.emr_cmd = MC_CMD_GET_ASSERTS;
736 req.emr_in_buf = payload;
737 req.emr_in_length = MC_CMD_GET_ASSERTS_IN_LEN;
738 req.emr_out_buf = payload;
739 req.emr_out_length = MC_CMD_GET_ASSERTS_OUT_LEN;
741 MCDI_IN_SET_DWORD(req, GET_ASSERTS_IN_CLEAR, 1);
742 efx_mcdi_execute_quiet(enp, &req);
744 } while ((req.emr_rc == EINTR || req.emr_rc == EIO) && retry-- > 0);
746 if (req.emr_rc != 0) {
747 if (req.emr_rc == EACCES) {
748 /* Unprivileged functions cannot clear assertions. */
755 if (req.emr_out_length_used < MC_CMD_GET_ASSERTS_OUT_LEN) {
760 /* Print out any assertion state recorded */
761 flags = MCDI_OUT_DWORD(req, GET_ASSERTS_OUT_GLOBAL_FLAGS);
762 if (flags == MC_CMD_GET_ASSERTS_FLAGS_NO_FAILS)
765 reason = (flags == MC_CMD_GET_ASSERTS_FLAGS_SYS_FAIL)
766 ? "system-level assertion"
767 : (flags == MC_CMD_GET_ASSERTS_FLAGS_THR_FAIL)
768 ? "thread-level assertion"
769 : (flags == MC_CMD_GET_ASSERTS_FLAGS_WDOG_FIRED)
771 : (flags == MC_CMD_GET_ASSERTS_FLAGS_ADDR_TRAP)
772 ? "illegal address trap"
773 : "unknown assertion";
774 EFSYS_PROBE3(mcpu_assertion,
775 const char *, reason, unsigned int,
776 MCDI_OUT_DWORD(req, GET_ASSERTS_OUT_SAVED_PC_OFFS),
778 MCDI_OUT_DWORD(req, GET_ASSERTS_OUT_THREAD_OFFS));
780 /* Print out the registers (r1 ... r31) */
781 ofst = MC_CMD_GET_ASSERTS_OUT_GP_REGS_OFFS_OFST;
783 index < 1 + MC_CMD_GET_ASSERTS_OUT_GP_REGS_OFFS_NUM;
785 EFSYS_PROBE2(mcpu_register, unsigned int, index, unsigned int,
786 EFX_DWORD_FIELD(*MCDI_OUT(req, efx_dword_t, ofst),
788 ofst += sizeof (efx_dword_t);
790 EFSYS_ASSERT(ofst <= MC_CMD_GET_ASSERTS_OUT_LEN);
798 EFSYS_PROBE1(fail1, efx_rc_t, rc);
805 * Internal routines for for specific MCDI requests.
808 __checkReturn efx_rc_t
811 __in boolean_t attach)
813 efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
815 uint8_t payload[MAX(MC_CMD_DRV_ATTACH_IN_LEN,
816 MC_CMD_DRV_ATTACH_EXT_OUT_LEN)];
820 (void) memset(payload, 0, sizeof (payload));
821 req.emr_cmd = MC_CMD_DRV_ATTACH;
822 req.emr_in_buf = payload;
823 req.emr_in_length = MC_CMD_DRV_ATTACH_IN_LEN;
824 req.emr_out_buf = payload;
825 req.emr_out_length = MC_CMD_DRV_ATTACH_EXT_OUT_LEN;
828 * Use DONT_CARE for the datapath firmware type to ensure that the
829 * driver can attach to an unprivileged function. The datapath firmware
830 * type to use is controlled by the 'sfboot' utility.
832 MCDI_IN_SET_DWORD(req, DRV_ATTACH_IN_NEW_STATE, attach ? 1 : 0);
833 MCDI_IN_SET_DWORD(req, DRV_ATTACH_IN_UPDATE, 1);
834 MCDI_IN_SET_DWORD(req, DRV_ATTACH_IN_FIRMWARE_ID, MC_CMD_FW_DONT_CARE);
836 efx_mcdi_execute(enp, &req);
838 if (req.emr_rc != 0) {
843 if (req.emr_out_length_used < MC_CMD_DRV_ATTACH_OUT_LEN) {
848 if (attach == B_FALSE) {
850 } else if (enp->en_family == EFX_FAMILY_SIENA) {
851 efx_mcdi_iface_t *emip = &(enp->en_mcdi.em_emip);
853 /* Create synthetic privileges for Siena functions */
854 flags = EFX_NIC_FUNC_LINKCTRL | EFX_NIC_FUNC_TRUSTED;
855 if (emip->emi_port == 1)
856 flags |= EFX_NIC_FUNC_PRIMARY;
858 EFX_STATIC_ASSERT(EFX_NIC_FUNC_PRIMARY ==
859 (1u << MC_CMD_DRV_ATTACH_EXT_OUT_FLAG_PRIMARY));
860 EFX_STATIC_ASSERT(EFX_NIC_FUNC_LINKCTRL ==
861 (1u << MC_CMD_DRV_ATTACH_EXT_OUT_FLAG_LINKCTRL));
862 EFX_STATIC_ASSERT(EFX_NIC_FUNC_TRUSTED ==
863 (1u << MC_CMD_DRV_ATTACH_EXT_OUT_FLAG_TRUSTED));
865 /* Save function privilege flags (EF10 and later) */
866 if (req.emr_out_length_used < MC_CMD_DRV_ATTACH_EXT_OUT_LEN) {
870 flags = MCDI_OUT_DWORD(req, DRV_ATTACH_EXT_OUT_FUNC_FLAGS);
872 encp->enc_func_flags = flags;
881 EFSYS_PROBE1(fail1, efx_rc_t, rc);
886 __checkReturn efx_rc_t
887 efx_mcdi_get_board_cfg(
889 __out_opt uint32_t *board_typep,
890 __out_opt efx_dword_t *capabilitiesp,
891 __out_ecount_opt(6) uint8_t mac_addrp[6])
893 efx_mcdi_iface_t *emip = &(enp->en_mcdi.em_emip);
895 uint8_t payload[MAX(MC_CMD_GET_BOARD_CFG_IN_LEN,
896 MC_CMD_GET_BOARD_CFG_OUT_LENMIN)];
899 (void) memset(payload, 0, sizeof (payload));
900 req.emr_cmd = MC_CMD_GET_BOARD_CFG;
901 req.emr_in_buf = payload;
902 req.emr_in_length = MC_CMD_GET_BOARD_CFG_IN_LEN;
903 req.emr_out_buf = payload;
904 req.emr_out_length = MC_CMD_GET_BOARD_CFG_OUT_LENMIN;
906 efx_mcdi_execute(enp, &req);
908 if (req.emr_rc != 0) {
913 if (req.emr_out_length_used < MC_CMD_GET_BOARD_CFG_OUT_LENMIN) {
918 if (mac_addrp != NULL) {
921 if (emip->emi_port == 1) {
922 addrp = MCDI_OUT2(req, uint8_t,
923 GET_BOARD_CFG_OUT_MAC_ADDR_BASE_PORT0);
924 } else if (emip->emi_port == 2) {
925 addrp = MCDI_OUT2(req, uint8_t,
926 GET_BOARD_CFG_OUT_MAC_ADDR_BASE_PORT1);
932 EFX_MAC_ADDR_COPY(mac_addrp, addrp);
935 if (capabilitiesp != NULL) {
936 if (emip->emi_port == 1) {
937 *capabilitiesp = *MCDI_OUT2(req, efx_dword_t,
938 GET_BOARD_CFG_OUT_CAPABILITIES_PORT0);
939 } else if (emip->emi_port == 2) {
940 *capabilitiesp = *MCDI_OUT2(req, efx_dword_t,
941 GET_BOARD_CFG_OUT_CAPABILITIES_PORT1);
948 if (board_typep != NULL) {
949 *board_typep = MCDI_OUT_DWORD(req,
950 GET_BOARD_CFG_OUT_BOARD_TYPE);
962 EFSYS_PROBE1(fail1, efx_rc_t, rc);
967 __checkReturn efx_rc_t
968 efx_mcdi_get_resource_limits(
970 __out_opt uint32_t *nevqp,
971 __out_opt uint32_t *nrxqp,
972 __out_opt uint32_t *ntxqp)
975 uint8_t payload[MAX(MC_CMD_GET_RESOURCE_LIMITS_IN_LEN,
976 MC_CMD_GET_RESOURCE_LIMITS_OUT_LEN)];
979 (void) memset(payload, 0, sizeof (payload));
980 req.emr_cmd = MC_CMD_GET_RESOURCE_LIMITS;
981 req.emr_in_buf = payload;
982 req.emr_in_length = MC_CMD_GET_RESOURCE_LIMITS_IN_LEN;
983 req.emr_out_buf = payload;
984 req.emr_out_length = MC_CMD_GET_RESOURCE_LIMITS_OUT_LEN;
986 efx_mcdi_execute(enp, &req);
988 if (req.emr_rc != 0) {
993 if (req.emr_out_length_used < MC_CMD_GET_RESOURCE_LIMITS_OUT_LEN) {
999 *nevqp = MCDI_OUT_DWORD(req, GET_RESOURCE_LIMITS_OUT_EVQ);
1001 *nrxqp = MCDI_OUT_DWORD(req, GET_RESOURCE_LIMITS_OUT_RXQ);
1003 *ntxqp = MCDI_OUT_DWORD(req, GET_RESOURCE_LIMITS_OUT_TXQ);
1010 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1015 __checkReturn efx_rc_t
1016 efx_mcdi_get_phy_cfg(
1017 __in efx_nic_t *enp)
1019 efx_port_t *epp = &(enp->en_port);
1020 efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
1022 uint8_t payload[MAX(MC_CMD_GET_PHY_CFG_IN_LEN,
1023 MC_CMD_GET_PHY_CFG_OUT_LEN)];
1026 (void) memset(payload, 0, sizeof (payload));
1027 req.emr_cmd = MC_CMD_GET_PHY_CFG;
1028 req.emr_in_buf = payload;
1029 req.emr_in_length = MC_CMD_GET_PHY_CFG_IN_LEN;
1030 req.emr_out_buf = payload;
1031 req.emr_out_length = MC_CMD_GET_PHY_CFG_OUT_LEN;
1033 efx_mcdi_execute(enp, &req);
1035 if (req.emr_rc != 0) {
1040 if (req.emr_out_length_used < MC_CMD_GET_PHY_CFG_OUT_LEN) {
1045 encp->enc_phy_type = MCDI_OUT_DWORD(req, GET_PHY_CFG_OUT_TYPE);
1047 (void) strncpy(encp->enc_phy_name,
1048 MCDI_OUT2(req, char, GET_PHY_CFG_OUT_NAME),
1049 MIN(sizeof (encp->enc_phy_name) - 1,
1050 MC_CMD_GET_PHY_CFG_OUT_NAME_LEN));
1051 #endif /* EFSYS_OPT_NAMES */
1052 (void) memset(encp->enc_phy_revision, 0,
1053 sizeof (encp->enc_phy_revision));
1054 memcpy(encp->enc_phy_revision,
1055 MCDI_OUT2(req, char, GET_PHY_CFG_OUT_REVISION),
1056 MIN(sizeof (encp->enc_phy_revision) - 1,
1057 MC_CMD_GET_PHY_CFG_OUT_REVISION_LEN));
1058 #if EFSYS_OPT_PHY_LED_CONTROL
1059 encp->enc_led_mask = ((1 << EFX_PHY_LED_DEFAULT) |
1060 (1 << EFX_PHY_LED_OFF) |
1061 (1 << EFX_PHY_LED_ON));
1062 #endif /* EFSYS_OPT_PHY_LED_CONTROL */
1064 #if EFSYS_OPT_PHY_PROPS
1065 encp->enc_phy_nprops = 0;
1066 #endif /* EFSYS_OPT_PHY_PROPS */
1068 /* Get the media type of the fixed port, if recognised. */
1069 EFX_STATIC_ASSERT(MC_CMD_MEDIA_XAUI == EFX_PHY_MEDIA_XAUI);
1070 EFX_STATIC_ASSERT(MC_CMD_MEDIA_CX4 == EFX_PHY_MEDIA_CX4);
1071 EFX_STATIC_ASSERT(MC_CMD_MEDIA_KX4 == EFX_PHY_MEDIA_KX4);
1072 EFX_STATIC_ASSERT(MC_CMD_MEDIA_XFP == EFX_PHY_MEDIA_XFP);
1073 EFX_STATIC_ASSERT(MC_CMD_MEDIA_SFP_PLUS == EFX_PHY_MEDIA_SFP_PLUS);
1074 EFX_STATIC_ASSERT(MC_CMD_MEDIA_BASE_T == EFX_PHY_MEDIA_BASE_T);
1075 EFX_STATIC_ASSERT(MC_CMD_MEDIA_QSFP_PLUS == EFX_PHY_MEDIA_QSFP_PLUS);
1076 epp->ep_fixed_port_type =
1077 MCDI_OUT_DWORD(req, GET_PHY_CFG_OUT_MEDIA_TYPE);
1078 if (epp->ep_fixed_port_type >= EFX_PHY_MEDIA_NTYPES)
1079 epp->ep_fixed_port_type = EFX_PHY_MEDIA_INVALID;
1081 epp->ep_phy_cap_mask =
1082 MCDI_OUT_DWORD(req, GET_PHY_CFG_OUT_SUPPORTED_CAP);
1083 #if EFSYS_OPT_PHY_FLAGS
1084 encp->enc_phy_flags_mask = MCDI_OUT_DWORD(req, GET_PHY_CFG_OUT_FLAGS);
1085 #endif /* EFSYS_OPT_PHY_FLAGS */
1087 encp->enc_port = (uint8_t)MCDI_OUT_DWORD(req, GET_PHY_CFG_OUT_PRT);
1089 /* Populate internal state */
1090 encp->enc_mcdi_mdio_channel =
1091 (uint8_t)MCDI_OUT_DWORD(req, GET_PHY_CFG_OUT_CHANNEL);
1093 #if EFSYS_OPT_PHY_STATS
1094 encp->enc_mcdi_phy_stat_mask =
1095 MCDI_OUT_DWORD(req, GET_PHY_CFG_OUT_STATS_MASK);
1096 #endif /* EFSYS_OPT_PHY_STATS */
1099 encp->enc_bist_mask = 0;
1100 if (MCDI_OUT_DWORD_FIELD(req, GET_PHY_CFG_OUT_FLAGS,
1101 GET_PHY_CFG_OUT_BIST_CABLE_SHORT))
1102 encp->enc_bist_mask |= (1 << EFX_BIST_TYPE_PHY_CABLE_SHORT);
1103 if (MCDI_OUT_DWORD_FIELD(req, GET_PHY_CFG_OUT_FLAGS,
1104 GET_PHY_CFG_OUT_BIST_CABLE_LONG))
1105 encp->enc_bist_mask |= (1 << EFX_BIST_TYPE_PHY_CABLE_LONG);
1106 if (MCDI_OUT_DWORD_FIELD(req, GET_PHY_CFG_OUT_FLAGS,
1107 GET_PHY_CFG_OUT_BIST))
1108 encp->enc_bist_mask |= (1 << EFX_BIST_TYPE_PHY_NORMAL);
1109 #endif /* EFSYS_OPT_BIST */
1116 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1122 __checkReturn efx_rc_t
1123 efx_mcdi_firmware_update_supported(
1124 __in efx_nic_t *enp,
1125 __out boolean_t *supportedp)
1127 efx_mcdi_ops_t *emcop = enp->en_mcdi.em_emcop;
1130 if (emcop != NULL && emcop->emco_fw_update_supported != NULL) {
1131 if ((rc = emcop->emco_fw_update_supported(enp, supportedp))
1135 /* Earlier devices always supported updates */
1136 *supportedp = B_TRUE;
1142 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1147 __checkReturn efx_rc_t
1148 efx_mcdi_macaddr_change_supported(
1149 __in efx_nic_t *enp,
1150 __out boolean_t *supportedp)
1152 efx_mcdi_ops_t *emcop = enp->en_mcdi.em_emcop;
1155 if (emcop != NULL && emcop->emco_macaddr_change_supported != NULL) {
1156 if ((rc = emcop->emco_macaddr_change_supported(enp, supportedp))
1160 /* Earlier devices always supported MAC changes */
1161 *supportedp = B_TRUE;
1167 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1174 #if EFSYS_OPT_HUNTINGTON
1176 * Enter bist offline mode. This is a fw mode which puts the NIC into a state
1177 * where memory BIST tests can be run and not much else can interfere or happen.
1178 * A reboot is required to exit this mode.
1180 __checkReturn efx_rc_t
1181 efx_mcdi_bist_enable_offline(
1182 __in efx_nic_t *enp)
1187 EFX_STATIC_ASSERT(MC_CMD_ENABLE_OFFLINE_BIST_IN_LEN == 0);
1188 EFX_STATIC_ASSERT(MC_CMD_ENABLE_OFFLINE_BIST_OUT_LEN == 0);
1190 req.emr_cmd = MC_CMD_ENABLE_OFFLINE_BIST;
1191 req.emr_in_buf = NULL;
1192 req.emr_in_length = 0;
1193 req.emr_out_buf = NULL;
1194 req.emr_out_length = 0;
1196 efx_mcdi_execute(enp, &req);
1198 if (req.emr_rc != 0) {
1206 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1210 #endif /* EFSYS_OPT_HUNTINGTON */
1212 __checkReturn efx_rc_t
1213 efx_mcdi_bist_start(
1214 __in efx_nic_t *enp,
1215 __in efx_bist_type_t type)
1218 uint8_t payload[MAX(MC_CMD_START_BIST_IN_LEN,
1219 MC_CMD_START_BIST_OUT_LEN)];
1222 (void) memset(payload, 0, sizeof (payload));
1223 req.emr_cmd = MC_CMD_START_BIST;
1224 req.emr_in_buf = payload;
1225 req.emr_in_length = MC_CMD_START_BIST_IN_LEN;
1226 req.emr_out_buf = payload;
1227 req.emr_out_length = MC_CMD_START_BIST_OUT_LEN;
1230 case EFX_BIST_TYPE_PHY_NORMAL:
1231 MCDI_IN_SET_DWORD(req, START_BIST_IN_TYPE, MC_CMD_PHY_BIST);
1233 case EFX_BIST_TYPE_PHY_CABLE_SHORT:
1234 MCDI_IN_SET_DWORD(req, START_BIST_IN_TYPE,
1235 MC_CMD_PHY_BIST_CABLE_SHORT);
1237 case EFX_BIST_TYPE_PHY_CABLE_LONG:
1238 MCDI_IN_SET_DWORD(req, START_BIST_IN_TYPE,
1239 MC_CMD_PHY_BIST_CABLE_LONG);
1241 case EFX_BIST_TYPE_MC_MEM:
1242 MCDI_IN_SET_DWORD(req, START_BIST_IN_TYPE,
1243 MC_CMD_MC_MEM_BIST);
1245 case EFX_BIST_TYPE_SAT_MEM:
1246 MCDI_IN_SET_DWORD(req, START_BIST_IN_TYPE,
1247 MC_CMD_PORT_MEM_BIST);
1249 case EFX_BIST_TYPE_REG:
1250 MCDI_IN_SET_DWORD(req, START_BIST_IN_TYPE,
1257 efx_mcdi_execute(enp, &req);
1259 if (req.emr_rc != 0) {
1267 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1272 #endif /* EFSYS_OPT_BIST */
1275 /* Enable logging of some events (e.g. link state changes) */
1276 __checkReturn efx_rc_t
1278 __in efx_nic_t *enp)
1281 uint8_t payload[MAX(MC_CMD_LOG_CTRL_IN_LEN,
1282 MC_CMD_LOG_CTRL_OUT_LEN)];
1285 (void) memset(payload, 0, sizeof (payload));
1286 req.emr_cmd = MC_CMD_LOG_CTRL;
1287 req.emr_in_buf = payload;
1288 req.emr_in_length = MC_CMD_LOG_CTRL_IN_LEN;
1289 req.emr_out_buf = payload;
1290 req.emr_out_length = MC_CMD_LOG_CTRL_OUT_LEN;
1292 MCDI_IN_SET_DWORD(req, LOG_CTRL_IN_LOG_DEST,
1293 MC_CMD_LOG_CTRL_IN_LOG_DEST_EVQ);
1294 MCDI_IN_SET_DWORD(req, LOG_CTRL_IN_LOG_DEST_EVQ, 0);
1296 efx_mcdi_execute(enp, &req);
1298 if (req.emr_rc != 0) {
1306 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1312 #if EFSYS_OPT_MAC_STATS
1314 typedef enum efx_stats_action_e
1318 EFX_STATS_ENABLE_NOEVENTS,
1319 EFX_STATS_ENABLE_EVENTS,
1321 } efx_stats_action_t;
1323 static __checkReturn efx_rc_t
1325 __in efx_nic_t *enp,
1326 __in_opt efsys_mem_t *esmp,
1327 __in efx_stats_action_t action)
1330 uint8_t payload[MAX(MC_CMD_MAC_STATS_IN_LEN,
1331 MC_CMD_MAC_STATS_OUT_DMA_LEN)];
1332 int clear = (action == EFX_STATS_CLEAR);
1333 int upload = (action == EFX_STATS_UPLOAD);
1334 int enable = (action == EFX_STATS_ENABLE_NOEVENTS);
1335 int events = (action == EFX_STATS_ENABLE_EVENTS);
1336 int disable = (action == EFX_STATS_DISABLE);
1339 (void) memset(payload, 0, sizeof (payload));
1340 req.emr_cmd = MC_CMD_MAC_STATS;
1341 req.emr_in_buf = payload;
1342 req.emr_in_length = MC_CMD_MAC_STATS_IN_LEN;
1343 req.emr_out_buf = payload;
1344 req.emr_out_length = MC_CMD_MAC_STATS_OUT_DMA_LEN;
1346 MCDI_IN_POPULATE_DWORD_6(req, MAC_STATS_IN_CMD,
1347 MAC_STATS_IN_DMA, upload,
1348 MAC_STATS_IN_CLEAR, clear,
1349 MAC_STATS_IN_PERIODIC_CHANGE, enable | events | disable,
1350 MAC_STATS_IN_PERIODIC_ENABLE, enable | events,
1351 MAC_STATS_IN_PERIODIC_NOEVENT, !events,
1352 MAC_STATS_IN_PERIOD_MS, (enable | events) ? 1000: 0);
1355 int bytes = MC_CMD_MAC_NSTATS * sizeof (uint64_t);
1357 EFX_STATIC_ASSERT(MC_CMD_MAC_NSTATS * sizeof (uint64_t) <=
1358 EFX_MAC_STATS_SIZE);
1360 MCDI_IN_SET_DWORD(req, MAC_STATS_IN_DMA_ADDR_LO,
1361 EFSYS_MEM_ADDR(esmp) & 0xffffffff);
1362 MCDI_IN_SET_DWORD(req, MAC_STATS_IN_DMA_ADDR_HI,
1363 EFSYS_MEM_ADDR(esmp) >> 32);
1364 MCDI_IN_SET_DWORD(req, MAC_STATS_IN_DMA_LEN, bytes);
1366 EFSYS_ASSERT(!upload && !enable && !events);
1370 * NOTE: Do not use EVB_PORT_ID_ASSIGNED when disabling periodic stats,
1371 * as this may fail (and leave periodic DMA enabled) if the
1372 * vadapter has already been deleted.
1374 MCDI_IN_SET_DWORD(req, MAC_STATS_IN_PORT_ID,
1375 (disable ? EVB_PORT_ID_NULL : enp->en_vport_id));
1377 efx_mcdi_execute(enp, &req);
1379 if (req.emr_rc != 0) {
1380 /* EF10: Expect ENOENT if no DMA queues are initialised */
1381 if ((req.emr_rc != ENOENT) ||
1382 (enp->en_rx_qcount + enp->en_tx_qcount != 0)) {
1391 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1396 __checkReturn efx_rc_t
1397 efx_mcdi_mac_stats_clear(
1398 __in efx_nic_t *enp)
1402 if ((rc = efx_mcdi_mac_stats(enp, NULL, EFX_STATS_CLEAR)) != 0)
1408 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1413 __checkReturn efx_rc_t
1414 efx_mcdi_mac_stats_upload(
1415 __in efx_nic_t *enp,
1416 __in efsys_mem_t *esmp)
1421 * The MC DMAs aggregate statistics for our convenience, so we can
1422 * avoid having to pull the statistics buffer into the cache to
1423 * maintain cumulative statistics.
1425 if ((rc = efx_mcdi_mac_stats(enp, esmp, EFX_STATS_UPLOAD)) != 0)
1431 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1436 __checkReturn efx_rc_t
1437 efx_mcdi_mac_stats_periodic(
1438 __in efx_nic_t *enp,
1439 __in efsys_mem_t *esmp,
1440 __in uint16_t period,
1441 __in boolean_t events)
1446 * The MC DMAs aggregate statistics for our convenience, so we can
1447 * avoid having to pull the statistics buffer into the cache to
1448 * maintain cumulative statistics.
1449 * Huntington uses a fixed 1sec period, so use that on Siena too.
1452 rc = efx_mcdi_mac_stats(enp, NULL, EFX_STATS_DISABLE);
1454 rc = efx_mcdi_mac_stats(enp, esmp, EFX_STATS_ENABLE_EVENTS);
1456 rc = efx_mcdi_mac_stats(enp, esmp, EFX_STATS_ENABLE_NOEVENTS);
1464 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1469 #endif /* EFSYS_OPT_MAC_STATS */
1471 #if EFSYS_OPT_HUNTINGTON
1474 * This function returns the pf and vf number of a function. If it is a pf the
1475 * vf number is 0xffff. The vf number is the index of the vf on that
1476 * function. So if you have 3 vfs on pf 0 the 3 vfs will return (pf=0,vf=0),
1477 * (pf=0,vf=1), (pf=0,vf=2) aand the pf will return (pf=0, vf=0xffff).
1479 __checkReturn efx_rc_t
1480 efx_mcdi_get_function_info(
1481 __in efx_nic_t *enp,
1482 __out uint32_t *pfp,
1483 __out_opt uint32_t *vfp)
1486 uint8_t payload[MAX(MC_CMD_GET_FUNCTION_INFO_IN_LEN,
1487 MC_CMD_GET_FUNCTION_INFO_OUT_LEN)];
1490 (void) memset(payload, 0, sizeof (payload));
1491 req.emr_cmd = MC_CMD_GET_FUNCTION_INFO;
1492 req.emr_in_buf = payload;
1493 req.emr_in_length = MC_CMD_GET_FUNCTION_INFO_IN_LEN;
1494 req.emr_out_buf = payload;
1495 req.emr_out_length = MC_CMD_GET_FUNCTION_INFO_OUT_LEN;
1497 efx_mcdi_execute(enp, &req);
1499 if (req.emr_rc != 0) {
1504 if (req.emr_out_length_used < MC_CMD_GET_FUNCTION_INFO_OUT_LEN) {
1509 *pfp = MCDI_OUT_DWORD(req, GET_FUNCTION_INFO_OUT_PF);
1511 *vfp = MCDI_OUT_DWORD(req, GET_FUNCTION_INFO_OUT_VF);
1518 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1523 __checkReturn efx_rc_t
1524 efx_mcdi_privilege_mask(
1525 __in efx_nic_t *enp,
1528 __out uint32_t *maskp)
1531 uint8_t payload[MAX(MC_CMD_PRIVILEGE_MASK_IN_LEN,
1532 MC_CMD_PRIVILEGE_MASK_OUT_LEN)];
1535 (void) memset(payload, 0, sizeof (payload));
1536 req.emr_cmd = MC_CMD_PRIVILEGE_MASK;
1537 req.emr_in_buf = payload;
1538 req.emr_in_length = MC_CMD_PRIVILEGE_MASK_IN_LEN;
1539 req.emr_out_buf = payload;
1540 req.emr_out_length = MC_CMD_PRIVILEGE_MASK_OUT_LEN;
1542 MCDI_IN_POPULATE_DWORD_2(req, PRIVILEGE_MASK_IN_FUNCTION,
1543 PRIVILEGE_MASK_IN_FUNCTION_PF, pf,
1544 PRIVILEGE_MASK_IN_FUNCTION_VF, vf);
1546 efx_mcdi_execute(enp, &req);
1548 if (req.emr_rc != 0) {
1553 if (req.emr_out_length_used < MC_CMD_PRIVILEGE_MASK_OUT_LEN) {
1558 *maskp = MCDI_OUT_DWORD(req, PRIVILEGE_MASK_OUT_OLD_MASK);
1565 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1570 #endif /* EFSYS_OPT_HUNTINGTON */
1572 __checkReturn efx_rc_t
1573 efx_mcdi_set_workaround(
1574 __in efx_nic_t *enp,
1576 __in boolean_t enabled,
1577 __out_opt uint32_t *flagsp)
1580 uint8_t payload[MAX(MC_CMD_WORKAROUND_IN_LEN,
1581 MC_CMD_WORKAROUND_EXT_OUT_LEN)];
1584 (void) memset(payload, 0, sizeof (payload));
1585 req.emr_cmd = MC_CMD_WORKAROUND;
1586 req.emr_in_buf = payload;
1587 req.emr_in_length = MC_CMD_WORKAROUND_IN_LEN;
1588 req.emr_out_buf = payload;
1589 req.emr_out_length = MC_CMD_WORKAROUND_OUT_LEN;
1591 MCDI_IN_SET_DWORD(req, WORKAROUND_IN_TYPE, type);
1592 MCDI_IN_SET_DWORD(req, WORKAROUND_IN_ENABLED, enabled ? 1 : 0);
1594 efx_mcdi_execute_quiet(enp, &req);
1596 if (req.emr_rc != 0) {
1601 if (flagsp != NULL) {
1602 if (req.emr_out_length_used >= MC_CMD_WORKAROUND_EXT_OUT_LEN)
1603 *flagsp = MCDI_OUT_DWORD(req, WORKAROUND_EXT_OUT_FLAGS);
1611 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1617 __checkReturn efx_rc_t
1618 efx_mcdi_get_workarounds(
1619 __in efx_nic_t *enp,
1620 __out_opt uint32_t *implementedp,
1621 __out_opt uint32_t *enabledp)
1624 uint8_t payload[MC_CMD_GET_WORKAROUNDS_OUT_LEN];
1627 (void) memset(payload, 0, sizeof (payload));
1628 req.emr_cmd = MC_CMD_GET_WORKAROUNDS;
1629 req.emr_in_buf = NULL;
1630 req.emr_in_length = 0;
1631 req.emr_out_buf = payload;
1632 req.emr_out_length = MC_CMD_GET_WORKAROUNDS_OUT_LEN;
1634 efx_mcdi_execute(enp, &req);
1636 if (req.emr_rc != 0) {
1641 if (implementedp != NULL) {
1643 MCDI_OUT_DWORD(req, GET_WORKAROUNDS_OUT_IMPLEMENTED);
1646 if (enabledp != NULL) {
1647 *enabledp = MCDI_OUT_DWORD(req, GET_WORKAROUNDS_OUT_ENABLED);
1653 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1659 #endif /* EFSYS_OPT_MCDI */