1/*-
2 * Copyright (c) 2012-2016 Solarflare Communications Inc.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
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
12 *    and/or other materials provided with the distribution.
13 *
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
18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
21 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
22 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
23 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
24 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 *
26 * The views and conclusions contained in the software and documentation are
27 * those of the authors and should not be interpreted as representing official
28 * policies, either expressed or implied, of the FreeBSD Project.
29 */
30
31#include <sys/cdefs.h>
32__FBSDID("$FreeBSD: stable/10/sys/dev/sfxge/common/ef10_phy.c 342516 2018-12-26 10:25:01Z arybchik $");
33
34#include "efx.h"
35#include "efx_impl.h"
36
37#if EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD
38
39static			void
40mcdi_phy_decode_cap(
41	__in		uint32_t mcdi_cap,
42	__out		uint32_t *maskp)
43{
44	uint32_t mask;
45
46	mask = 0;
47	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_10HDX_LBN))
48		mask |= (1 << EFX_PHY_CAP_10HDX);
49	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_10FDX_LBN))
50		mask |= (1 << EFX_PHY_CAP_10FDX);
51	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_100HDX_LBN))
52		mask |= (1 << EFX_PHY_CAP_100HDX);
53	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_100FDX_LBN))
54		mask |= (1 << EFX_PHY_CAP_100FDX);
55	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_1000HDX_LBN))
56		mask |= (1 << EFX_PHY_CAP_1000HDX);
57	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_1000FDX_LBN))
58		mask |= (1 << EFX_PHY_CAP_1000FDX);
59	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_10000FDX_LBN))
60		mask |= (1 << EFX_PHY_CAP_10000FDX);
61	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_40000FDX_LBN))
62		mask |= (1 << EFX_PHY_CAP_40000FDX);
63	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_PAUSE_LBN))
64		mask |= (1 << EFX_PHY_CAP_PAUSE);
65	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_ASYM_LBN))
66		mask |= (1 << EFX_PHY_CAP_ASYM);
67	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_AN_LBN))
68		mask |= (1 << EFX_PHY_CAP_AN);
69
70	*maskp = mask;
71}
72
73static			void
74mcdi_phy_decode_link_mode(
75	__in		efx_nic_t *enp,
76	__in		uint32_t link_flags,
77	__in		unsigned int speed,
78	__in		unsigned int fcntl,
79	__out		efx_link_mode_t *link_modep,
80	__out		unsigned int *fcntlp)
81{
82	boolean_t fd = !!(link_flags &
83		    (1 << MC_CMD_GET_LINK_OUT_FULL_DUPLEX_LBN));
84	boolean_t up = !!(link_flags &
85		    (1 << MC_CMD_GET_LINK_OUT_LINK_UP_LBN));
86
87	_NOTE(ARGUNUSED(enp))
88
89	if (!up)
90		*link_modep = EFX_LINK_DOWN;
91	else if (speed == 40000 && fd)
92		*link_modep = EFX_LINK_40000FDX;
93	else if (speed == 10000 && fd)
94		*link_modep = EFX_LINK_10000FDX;
95	else if (speed == 1000)
96		*link_modep = fd ? EFX_LINK_1000FDX : EFX_LINK_1000HDX;
97	else if (speed == 100)
98		*link_modep = fd ? EFX_LINK_100FDX : EFX_LINK_100HDX;
99	else if (speed == 10)
100		*link_modep = fd ? EFX_LINK_10FDX : EFX_LINK_10HDX;
101	else
102		*link_modep = EFX_LINK_UNKNOWN;
103
104	if (fcntl == MC_CMD_FCNTL_OFF)
105		*fcntlp = 0;
106	else if (fcntl == MC_CMD_FCNTL_RESPOND)
107		*fcntlp = EFX_FCNTL_RESPOND;
108	else if (fcntl == MC_CMD_FCNTL_GENERATE)
109		*fcntlp = EFX_FCNTL_GENERATE;
110	else if (fcntl == MC_CMD_FCNTL_BIDIR)
111		*fcntlp = EFX_FCNTL_RESPOND | EFX_FCNTL_GENERATE;
112	else {
113		EFSYS_PROBE1(mc_pcol_error, int, fcntl);
114		*fcntlp = 0;
115	}
116}
117
118
119			void
120ef10_phy_link_ev(
121	__in		efx_nic_t *enp,
122	__in		efx_qword_t *eqp,
123	__out		efx_link_mode_t *link_modep)
124{
125	efx_port_t *epp = &(enp->en_port);
126	unsigned int link_flags;
127	unsigned int speed;
128	unsigned int fcntl;
129	efx_link_mode_t link_mode;
130	uint32_t lp_cap_mask;
131
132	/*
133	 * Convert the LINKCHANGE speed enumeration into mbit/s, in the
134	 * same way as GET_LINK encodes the speed
135	 */
136	switch (MCDI_EV_FIELD(eqp, LINKCHANGE_SPEED)) {
137	case MCDI_EVENT_LINKCHANGE_SPEED_100M:
138		speed = 100;
139		break;
140	case MCDI_EVENT_LINKCHANGE_SPEED_1G:
141		speed = 1000;
142		break;
143	case MCDI_EVENT_LINKCHANGE_SPEED_10G:
144		speed = 10000;
145		break;
146	case MCDI_EVENT_LINKCHANGE_SPEED_40G:
147		speed = 40000;
148		break;
149	default:
150		speed = 0;
151		break;
152	}
153
154	link_flags = MCDI_EV_FIELD(eqp, LINKCHANGE_LINK_FLAGS);
155	mcdi_phy_decode_link_mode(enp, link_flags, speed,
156				    MCDI_EV_FIELD(eqp, LINKCHANGE_FCNTL),
157				    &link_mode, &fcntl);
158	mcdi_phy_decode_cap(MCDI_EV_FIELD(eqp, LINKCHANGE_LP_CAP),
159			    &lp_cap_mask);
160
161	/*
162	 * It's safe to update ep_lp_cap_mask without the driver's port lock
163	 * because presumably any concurrently running efx_port_poll() is
164	 * only going to arrive at the same value.
165	 *
166	 * ep_fcntl has two meanings. It's either the link common fcntl
167	 * (if the PHY supports AN), or it's the forced link state. If
168	 * the former, it's safe to update the value for the same reason as
169	 * for ep_lp_cap_mask. If the latter, then just ignore the value,
170	 * because we can race with efx_mac_fcntl_set().
171	 */
172	epp->ep_lp_cap_mask = lp_cap_mask;
173	epp->ep_fcntl = fcntl;
174
175	*link_modep = link_mode;
176}
177
178	__checkReturn	efx_rc_t
179ef10_phy_power(
180	__in		efx_nic_t *enp,
181	__in		boolean_t power)
182{
183	efx_rc_t rc;
184
185	if (!power)
186		return (0);
187
188	/* Check if the PHY is a zombie */
189	if ((rc = ef10_phy_verify(enp)) != 0)
190		goto fail1;
191
192	enp->en_reset_flags |= EFX_RESET_PHY;
193
194	return (0);
195
196fail1:
197	EFSYS_PROBE1(fail1, efx_rc_t, rc);
198
199	return (rc);
200}
201
202	__checkReturn	efx_rc_t
203ef10_phy_get_link(
204	__in		efx_nic_t *enp,
205	__out		ef10_link_state_t *elsp)
206{
207	efx_mcdi_req_t req;
208	EFX_MCDI_DECLARE_BUF(payload, MC_CMD_GET_LINK_IN_LEN,
209		MC_CMD_GET_LINK_OUT_LEN);
210	efx_rc_t rc;
211
212	req.emr_cmd = MC_CMD_GET_LINK;
213	req.emr_in_buf = payload;
214	req.emr_in_length = MC_CMD_GET_LINK_IN_LEN;
215	req.emr_out_buf = payload;
216	req.emr_out_length = MC_CMD_GET_LINK_OUT_LEN;
217
218	efx_mcdi_execute(enp, &req);
219
220	if (req.emr_rc != 0) {
221		rc = req.emr_rc;
222		goto fail1;
223	}
224
225	if (req.emr_out_length_used < MC_CMD_GET_LINK_OUT_LEN) {
226		rc = EMSGSIZE;
227		goto fail2;
228	}
229
230	mcdi_phy_decode_cap(MCDI_OUT_DWORD(req, GET_LINK_OUT_CAP),
231			    &elsp->els_adv_cap_mask);
232	mcdi_phy_decode_cap(MCDI_OUT_DWORD(req, GET_LINK_OUT_LP_CAP),
233			    &elsp->els_lp_cap_mask);
234
235	mcdi_phy_decode_link_mode(enp, MCDI_OUT_DWORD(req, GET_LINK_OUT_FLAGS),
236			    MCDI_OUT_DWORD(req, GET_LINK_OUT_LINK_SPEED),
237			    MCDI_OUT_DWORD(req, GET_LINK_OUT_FCNTL),
238			    &elsp->els_link_mode, &elsp->els_fcntl);
239
240#if EFSYS_OPT_LOOPBACK
241	/* Assert the MC_CMD_LOOPBACK and EFX_LOOPBACK namespace agree */
242	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_NONE == EFX_LOOPBACK_OFF);
243	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_DATA == EFX_LOOPBACK_DATA);
244	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_GMAC == EFX_LOOPBACK_GMAC);
245	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XGMII == EFX_LOOPBACK_XGMII);
246	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XGXS == EFX_LOOPBACK_XGXS);
247	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XAUI == EFX_LOOPBACK_XAUI);
248	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_GMII == EFX_LOOPBACK_GMII);
249	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_SGMII == EFX_LOOPBACK_SGMII);
250	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XGBR == EFX_LOOPBACK_XGBR);
251	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XFI == EFX_LOOPBACK_XFI);
252	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XAUI_FAR == EFX_LOOPBACK_XAUI_FAR);
253	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_GMII_FAR == EFX_LOOPBACK_GMII_FAR);
254	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_SGMII_FAR == EFX_LOOPBACK_SGMII_FAR);
255	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XFI_FAR == EFX_LOOPBACK_XFI_FAR);
256	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_GPHY == EFX_LOOPBACK_GPHY);
257	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_PHYXS == EFX_LOOPBACK_PHY_XS);
258	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_PCS == EFX_LOOPBACK_PCS);
259	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_PMAPMD == EFX_LOOPBACK_PMA_PMD);
260
261	elsp->els_loopback = MCDI_OUT_DWORD(req, GET_LINK_OUT_LOOPBACK_MODE);
262#endif	/* EFSYS_OPT_LOOPBACK */
263
264	elsp->els_mac_up = MCDI_OUT_DWORD(req, GET_LINK_OUT_MAC_FAULT) == 0;
265
266	return (0);
267
268fail2:
269	EFSYS_PROBE(fail2);
270fail1:
271	EFSYS_PROBE1(fail1, efx_rc_t, rc);
272
273	return (rc);
274}
275
276	__checkReturn	efx_rc_t
277ef10_phy_reconfigure(
278	__in		efx_nic_t *enp)
279{
280	efx_port_t *epp = &(enp->en_port);
281	efx_mcdi_req_t req;
282	EFX_MCDI_DECLARE_BUF(payload, MC_CMD_SET_LINK_IN_LEN,
283		MC_CMD_SET_LINK_OUT_LEN);
284	uint32_t cap_mask;
285#if EFSYS_OPT_PHY_LED_CONTROL
286	unsigned int led_mode;
287#endif
288	unsigned int speed;
289	boolean_t supported;
290	efx_rc_t rc;
291
292	if ((rc = efx_mcdi_link_control_supported(enp, &supported)) != 0)
293		goto fail1;
294	if (supported == B_FALSE)
295		goto out;
296
297	req.emr_cmd = MC_CMD_SET_LINK;
298	req.emr_in_buf = payload;
299	req.emr_in_length = MC_CMD_SET_LINK_IN_LEN;
300	req.emr_out_buf = payload;
301	req.emr_out_length = MC_CMD_SET_LINK_OUT_LEN;
302
303	cap_mask = epp->ep_adv_cap_mask;
304	MCDI_IN_POPULATE_DWORD_10(req, SET_LINK_IN_CAP,
305		PHY_CAP_10HDX, (cap_mask >> EFX_PHY_CAP_10HDX) & 0x1,
306		PHY_CAP_10FDX, (cap_mask >> EFX_PHY_CAP_10FDX) & 0x1,
307		PHY_CAP_100HDX, (cap_mask >> EFX_PHY_CAP_100HDX) & 0x1,
308		PHY_CAP_100FDX, (cap_mask >> EFX_PHY_CAP_100FDX) & 0x1,
309		PHY_CAP_1000HDX, (cap_mask >> EFX_PHY_CAP_1000HDX) & 0x1,
310		PHY_CAP_1000FDX, (cap_mask >> EFX_PHY_CAP_1000FDX) & 0x1,
311		PHY_CAP_10000FDX, (cap_mask >> EFX_PHY_CAP_10000FDX) & 0x1,
312		PHY_CAP_PAUSE, (cap_mask >> EFX_PHY_CAP_PAUSE) & 0x1,
313		PHY_CAP_ASYM, (cap_mask >> EFX_PHY_CAP_ASYM) & 0x1,
314		PHY_CAP_AN, (cap_mask >> EFX_PHY_CAP_AN) & 0x1);
315	/* Too many fields for for POPULATE macros, so insert this afterwards */
316	MCDI_IN_SET_DWORD_FIELD(req, SET_LINK_IN_CAP,
317	    PHY_CAP_40000FDX, (cap_mask >> EFX_PHY_CAP_40000FDX) & 0x1);
318
319#if EFSYS_OPT_LOOPBACK
320	MCDI_IN_SET_DWORD(req, SET_LINK_IN_LOOPBACK_MODE,
321		    epp->ep_loopback_type);
322	switch (epp->ep_loopback_link_mode) {
323	case EFX_LINK_100FDX:
324		speed = 100;
325		break;
326	case EFX_LINK_1000FDX:
327		speed = 1000;
328		break;
329	case EFX_LINK_10000FDX:
330		speed = 10000;
331		break;
332	case EFX_LINK_40000FDX:
333		speed = 40000;
334		break;
335	default:
336		speed = 0;
337	}
338#else
339	MCDI_IN_SET_DWORD(req, SET_LINK_IN_LOOPBACK_MODE, MC_CMD_LOOPBACK_NONE);
340	speed = 0;
341#endif	/* EFSYS_OPT_LOOPBACK */
342	MCDI_IN_SET_DWORD(req, SET_LINK_IN_LOOPBACK_SPEED, speed);
343
344#if EFSYS_OPT_PHY_FLAGS
345	MCDI_IN_SET_DWORD(req, SET_LINK_IN_FLAGS, epp->ep_phy_flags);
346#else
347	MCDI_IN_SET_DWORD(req, SET_LINK_IN_FLAGS, 0);
348#endif	/* EFSYS_OPT_PHY_FLAGS */
349
350	efx_mcdi_execute(enp, &req);
351
352	if (req.emr_rc != 0) {
353		rc = req.emr_rc;
354		goto fail2;
355	}
356
357	/* And set the blink mode */
358	(void) memset(payload, 0, sizeof (payload));
359	req.emr_cmd = MC_CMD_SET_ID_LED;
360	req.emr_in_buf = payload;
361	req.emr_in_length = MC_CMD_SET_ID_LED_IN_LEN;
362	req.emr_out_buf = payload;
363	req.emr_out_length = MC_CMD_SET_ID_LED_OUT_LEN;
364
365#if EFSYS_OPT_PHY_LED_CONTROL
366	switch (epp->ep_phy_led_mode) {
367	case EFX_PHY_LED_DEFAULT:
368		led_mode = MC_CMD_LED_DEFAULT;
369		break;
370	case EFX_PHY_LED_OFF:
371		led_mode = MC_CMD_LED_OFF;
372		break;
373	case EFX_PHY_LED_ON:
374		led_mode = MC_CMD_LED_ON;
375		break;
376	default:
377		EFSYS_ASSERT(0);
378		led_mode = MC_CMD_LED_DEFAULT;
379	}
380
381	MCDI_IN_SET_DWORD(req, SET_ID_LED_IN_STATE, led_mode);
382#else
383	MCDI_IN_SET_DWORD(req, SET_ID_LED_IN_STATE, MC_CMD_LED_DEFAULT);
384#endif	/* EFSYS_OPT_PHY_LED_CONTROL */
385
386	efx_mcdi_execute(enp, &req);
387
388	if (req.emr_rc != 0) {
389		rc = req.emr_rc;
390		goto fail3;
391	}
392out:
393	return (0);
394
395fail3:
396	EFSYS_PROBE(fail3);
397fail2:
398	EFSYS_PROBE(fail2);
399fail1:
400	EFSYS_PROBE1(fail1, efx_rc_t, rc);
401
402	return (rc);
403}
404
405	__checkReturn	efx_rc_t
406ef10_phy_verify(
407	__in		efx_nic_t *enp)
408{
409	efx_mcdi_req_t req;
410	EFX_MCDI_DECLARE_BUF(payload, MC_CMD_GET_PHY_STATE_IN_LEN,
411		MC_CMD_GET_PHY_STATE_OUT_LEN);
412	uint32_t state;
413	efx_rc_t rc;
414
415	req.emr_cmd = MC_CMD_GET_PHY_STATE;
416	req.emr_in_buf = payload;
417	req.emr_in_length = MC_CMD_GET_PHY_STATE_IN_LEN;
418	req.emr_out_buf = payload;
419	req.emr_out_length = MC_CMD_GET_PHY_STATE_OUT_LEN;
420
421	efx_mcdi_execute(enp, &req);
422
423	if (req.emr_rc != 0) {
424		rc = req.emr_rc;
425		goto fail1;
426	}
427
428	if (req.emr_out_length_used < MC_CMD_GET_PHY_STATE_OUT_LEN) {
429		rc = EMSGSIZE;
430		goto fail2;
431	}
432
433	state = MCDI_OUT_DWORD(req, GET_PHY_STATE_OUT_STATE);
434	if (state != MC_CMD_PHY_STATE_OK) {
435		if (state != MC_CMD_PHY_STATE_ZOMBIE)
436			EFSYS_PROBE1(mc_pcol_error, int, state);
437		rc = ENOTACTIVE;
438		goto fail3;
439	}
440
441	return (0);
442
443fail3:
444	EFSYS_PROBE(fail3);
445fail2:
446	EFSYS_PROBE(fail2);
447fail1:
448	EFSYS_PROBE1(fail1, efx_rc_t, rc);
449
450	return (rc);
451}
452
453	__checkReturn	efx_rc_t
454ef10_phy_oui_get(
455	__in		efx_nic_t *enp,
456	__out		uint32_t *ouip)
457{
458	_NOTE(ARGUNUSED(enp, ouip))
459
460	return (ENOTSUP);
461}
462
463#if EFSYS_OPT_PHY_STATS
464
465	__checkReturn				efx_rc_t
466ef10_phy_stats_update(
467	__in					efx_nic_t *enp,
468	__in					efsys_mem_t *esmp,
469	__inout_ecount(EFX_PHY_NSTATS)		uint32_t *stat)
470{
471	/* TBD: no stats support in firmware yet */
472	_NOTE(ARGUNUSED(enp, esmp))
473	memset(stat, 0, EFX_PHY_NSTATS * sizeof (*stat));
474
475	return (0);
476}
477
478#endif	/* EFSYS_OPT_PHY_STATS */
479
480#if EFSYS_OPT_BIST
481
482	__checkReturn		efx_rc_t
483ef10_bist_enable_offline(
484	__in			efx_nic_t *enp)
485{
486	efx_rc_t rc;
487
488	if ((rc = efx_mcdi_bist_enable_offline(enp)) != 0)
489		goto fail1;
490
491	return (0);
492
493fail1:
494	EFSYS_PROBE1(fail1, efx_rc_t, rc);
495
496	return (rc);
497}
498
499	__checkReturn		efx_rc_t
500ef10_bist_start(
501	__in			efx_nic_t *enp,
502	__in			efx_bist_type_t type)
503{
504	efx_rc_t rc;
505
506	if ((rc = efx_mcdi_bist_start(enp, type)) != 0)
507		goto fail1;
508
509	return (0);
510
511fail1:
512	EFSYS_PROBE1(fail1, efx_rc_t, rc);
513
514	return (rc);
515}
516
517	__checkReturn		efx_rc_t
518ef10_bist_poll(
519	__in			efx_nic_t *enp,
520	__in			efx_bist_type_t type,
521	__out			efx_bist_result_t *resultp,
522	__out_opt __drv_when(count > 0, __notnull)
523	uint32_t *value_maskp,
524	__out_ecount_opt(count)	__drv_when(count > 0, __notnull)
525	unsigned long *valuesp,
526	__in			size_t count)
527{
528	/*
529	 * MCDI_CTL_SDU_LEN_MAX_V1 is large enough cover all BIST results,
530	 * whilst not wasting stack.
531	 */
532	EFX_MCDI_DECLARE_BUF(payload, MC_CMD_POLL_BIST_IN_LEN,
533		MCDI_CTL_SDU_LEN_MAX_V1);
534	efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
535	efx_mcdi_req_t req;
536	uint32_t value_mask = 0;
537	uint32_t result;
538	efx_rc_t rc;
539
540	EFX_STATIC_ASSERT(MC_CMD_POLL_BIST_OUT_LEN <=
541	    MCDI_CTL_SDU_LEN_MAX_V1);
542	EFX_STATIC_ASSERT(MC_CMD_POLL_BIST_OUT_SFT9001_LEN <=
543	    MCDI_CTL_SDU_LEN_MAX_V1);
544	EFX_STATIC_ASSERT(MC_CMD_POLL_BIST_OUT_MRSFP_LEN <=
545	    MCDI_CTL_SDU_LEN_MAX_V1);
546	EFX_STATIC_ASSERT(MC_CMD_POLL_BIST_OUT_MEM_LEN <=
547	    MCDI_CTL_SDU_LEN_MAX_V1);
548
549	_NOTE(ARGUNUSED(type))
550
551	req.emr_cmd = MC_CMD_POLL_BIST;
552	req.emr_in_buf = payload;
553	req.emr_in_length = MC_CMD_POLL_BIST_IN_LEN;
554	req.emr_out_buf = payload;
555	req.emr_out_length = MCDI_CTL_SDU_LEN_MAX_V1;
556
557	efx_mcdi_execute(enp, &req);
558
559	if (req.emr_rc != 0) {
560		rc = req.emr_rc;
561		goto fail1;
562	}
563
564	if (req.emr_out_length_used < MC_CMD_POLL_BIST_OUT_RESULT_OFST + 4) {
565		rc = EMSGSIZE;
566		goto fail2;
567	}
568
569	if (count > 0)
570		(void) memset(valuesp, '\0', count * sizeof (unsigned long));
571
572	result = MCDI_OUT_DWORD(req, POLL_BIST_OUT_RESULT);
573
574	if (result == MC_CMD_POLL_BIST_FAILED &&
575	    req.emr_out_length >= MC_CMD_POLL_BIST_OUT_MEM_LEN &&
576	    count > EFX_BIST_MEM_ECC_FATAL) {
577		if (valuesp != NULL) {
578			valuesp[EFX_BIST_MEM_TEST] =
579			    MCDI_OUT_DWORD(req, POLL_BIST_OUT_MEM_TEST);
580			valuesp[EFX_BIST_MEM_ADDR] =
581			    MCDI_OUT_DWORD(req, POLL_BIST_OUT_MEM_ADDR);
582			valuesp[EFX_BIST_MEM_BUS] =
583			    MCDI_OUT_DWORD(req, POLL_BIST_OUT_MEM_BUS);
584			valuesp[EFX_BIST_MEM_EXPECT] =
585			    MCDI_OUT_DWORD(req, POLL_BIST_OUT_MEM_EXPECT);
586			valuesp[EFX_BIST_MEM_ACTUAL] =
587			    MCDI_OUT_DWORD(req, POLL_BIST_OUT_MEM_ACTUAL);
588			valuesp[EFX_BIST_MEM_ECC] =
589			    MCDI_OUT_DWORD(req, POLL_BIST_OUT_MEM_ECC);
590			valuesp[EFX_BIST_MEM_ECC_PARITY] =
591			    MCDI_OUT_DWORD(req, POLL_BIST_OUT_MEM_ECC_PARITY);
592			valuesp[EFX_BIST_MEM_ECC_FATAL] =
593			    MCDI_OUT_DWORD(req, POLL_BIST_OUT_MEM_ECC_FATAL);
594		}
595		value_mask |= (1 << EFX_BIST_MEM_TEST) |
596		    (1 << EFX_BIST_MEM_ADDR) |
597		    (1 << EFX_BIST_MEM_BUS) |
598		    (1 << EFX_BIST_MEM_EXPECT) |
599		    (1 << EFX_BIST_MEM_ACTUAL) |
600		    (1 << EFX_BIST_MEM_ECC) |
601		    (1 << EFX_BIST_MEM_ECC_PARITY) |
602		    (1 << EFX_BIST_MEM_ECC_FATAL);
603	} else if (result == MC_CMD_POLL_BIST_FAILED &&
604	    encp->enc_phy_type == EFX_PHY_XFI_FARMI &&
605	    req.emr_out_length >= MC_CMD_POLL_BIST_OUT_MRSFP_LEN &&
606	    count > EFX_BIST_FAULT_CODE) {
607		if (valuesp != NULL)
608			valuesp[EFX_BIST_FAULT_CODE] =
609			    MCDI_OUT_DWORD(req, POLL_BIST_OUT_MRSFP_TEST);
610		value_mask |= 1 << EFX_BIST_FAULT_CODE;
611	}
612
613	if (value_maskp != NULL)
614		*value_maskp = value_mask;
615
616	EFSYS_ASSERT(resultp != NULL);
617	if (result == MC_CMD_POLL_BIST_RUNNING)
618		*resultp = EFX_BIST_RESULT_RUNNING;
619	else if (result == MC_CMD_POLL_BIST_PASSED)
620		*resultp = EFX_BIST_RESULT_PASSED;
621	else
622		*resultp = EFX_BIST_RESULT_FAILED;
623
624	return (0);
625
626fail2:
627	EFSYS_PROBE(fail2);
628fail1:
629	EFSYS_PROBE1(fail1, efx_rc_t, rc);
630
631	return (rc);
632}
633
634			void
635ef10_bist_stop(
636	__in		efx_nic_t *enp,
637	__in		efx_bist_type_t type)
638{
639	/* There is no way to stop BIST on EF10. */
640	_NOTE(ARGUNUSED(enp, type))
641}
642
643#endif	/* EFSYS_OPT_BIST */
644
645#endif	/* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD */
646