xref: /freebsd/sys/dev/sfxge/common/siena_phy.c (revision f81cdf24ba5436367377f7c8e8f51f6df2a75ca7)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2009-2016 Solarflare Communications Inc.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions are met:
9  *
10  * 1. Redistributions of source code must retain the above copyright notice,
11  *    this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright notice,
13  *    this list of conditions and the following disclaimer in the documentation
14  *    and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
18  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
20  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
21  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
22  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
23  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
24  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
25  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
26  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27  *
28  * The views and conclusions contained in the software and documentation are
29  * those of the authors and should not be interpreted as representing official
30  * policies, either expressed or implied, of the FreeBSD Project.
31  */
32 
33 #include <sys/cdefs.h>
34 #include "efx.h"
35 #include "efx_impl.h"
36 
37 #if EFSYS_OPT_SIENA
38 
39 static			void
40 siena_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_PAUSE_LBN))
62 		mask |= (1 << EFX_PHY_CAP_PAUSE);
63 	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_ASYM_LBN))
64 		mask |= (1 << EFX_PHY_CAP_ASYM);
65 	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_AN_LBN))
66 		mask |= (1 << EFX_PHY_CAP_AN);
67 
68 	*maskp = mask;
69 }
70 
71 static			void
72 siena_phy_decode_link_mode(
73 	__in		efx_nic_t *enp,
74 	__in		uint32_t link_flags,
75 	__in		unsigned int speed,
76 	__in		unsigned int fcntl,
77 	__out		efx_link_mode_t *link_modep,
78 	__out		unsigned int *fcntlp)
79 {
80 	boolean_t fd = !!(link_flags &
81 		    (1 << MC_CMD_GET_LINK_OUT_FULL_DUPLEX_LBN));
82 	boolean_t up = !!(link_flags &
83 		    (1 << MC_CMD_GET_LINK_OUT_LINK_UP_LBN));
84 
85 	_NOTE(ARGUNUSED(enp))
86 
87 	if (!up)
88 		*link_modep = EFX_LINK_DOWN;
89 	else if (speed == 10000 && fd)
90 		*link_modep = EFX_LINK_10000FDX;
91 	else if (speed == 1000)
92 		*link_modep = fd ? EFX_LINK_1000FDX : EFX_LINK_1000HDX;
93 	else if (speed == 100)
94 		*link_modep = fd ? EFX_LINK_100FDX : EFX_LINK_100HDX;
95 	else if (speed == 10)
96 		*link_modep = fd ? EFX_LINK_10FDX : EFX_LINK_10HDX;
97 	else
98 		*link_modep = EFX_LINK_UNKNOWN;
99 
100 	if (fcntl == MC_CMD_FCNTL_OFF)
101 		*fcntlp = 0;
102 	else if (fcntl == MC_CMD_FCNTL_RESPOND)
103 		*fcntlp = EFX_FCNTL_RESPOND;
104 	else if (fcntl == MC_CMD_FCNTL_BIDIR)
105 		*fcntlp = EFX_FCNTL_RESPOND | EFX_FCNTL_GENERATE;
106 	else {
107 		EFSYS_PROBE1(mc_pcol_error, int, fcntl);
108 		*fcntlp = 0;
109 	}
110 }
111 
112 			void
113 siena_phy_link_ev(
114 	__in		efx_nic_t *enp,
115 	__in		efx_qword_t *eqp,
116 	__out		efx_link_mode_t *link_modep)
117 {
118 	efx_port_t *epp = &(enp->en_port);
119 	unsigned int link_flags;
120 	unsigned int speed;
121 	unsigned int fcntl;
122 	efx_link_mode_t link_mode;
123 	uint32_t lp_cap_mask;
124 
125 	/*
126 	 * Convert the LINKCHANGE speed enumeration into mbit/s, in the
127 	 * same way as GET_LINK encodes the speed
128 	 */
129 	switch (MCDI_EV_FIELD(eqp, LINKCHANGE_SPEED)) {
130 	case MCDI_EVENT_LINKCHANGE_SPEED_100M:
131 		speed = 100;
132 		break;
133 	case MCDI_EVENT_LINKCHANGE_SPEED_1G:
134 		speed = 1000;
135 		break;
136 	case MCDI_EVENT_LINKCHANGE_SPEED_10G:
137 		speed = 10000;
138 		break;
139 	default:
140 		speed = 0;
141 		break;
142 	}
143 
144 	link_flags = MCDI_EV_FIELD(eqp, LINKCHANGE_LINK_FLAGS);
145 	siena_phy_decode_link_mode(enp, link_flags, speed,
146 				    MCDI_EV_FIELD(eqp, LINKCHANGE_FCNTL),
147 				    &link_mode, &fcntl);
148 	siena_phy_decode_cap(MCDI_EV_FIELD(eqp, LINKCHANGE_LP_CAP),
149 			    &lp_cap_mask);
150 
151 	/*
152 	 * It's safe to update ep_lp_cap_mask without the driver's port lock
153 	 * because presumably any concurrently running efx_port_poll() is
154 	 * only going to arrive at the same value.
155 	 *
156 	 * ep_fcntl has two meanings. It's either the link common fcntl
157 	 * (if the PHY supports AN), or it's the forced link state. If
158 	 * the former, it's safe to update the value for the same reason as
159 	 * for ep_lp_cap_mask. If the latter, then just ignore the value,
160 	 * because we can race with efx_mac_fcntl_set().
161 	 */
162 	epp->ep_lp_cap_mask = lp_cap_mask;
163 	if (epp->ep_phy_cap_mask & (1 << EFX_PHY_CAP_AN))
164 		epp->ep_fcntl = fcntl;
165 
166 	*link_modep = link_mode;
167 }
168 
169 	__checkReturn	efx_rc_t
170 siena_phy_power(
171 	__in		efx_nic_t *enp,
172 	__in		boolean_t power)
173 {
174 	efx_rc_t rc;
175 
176 	if (!power)
177 		return (0);
178 
179 	/* Check if the PHY is a zombie */
180 	if ((rc = siena_phy_verify(enp)) != 0)
181 		goto fail1;
182 
183 	enp->en_reset_flags |= EFX_RESET_PHY;
184 
185 	return (0);
186 
187 fail1:
188 	EFSYS_PROBE1(fail1, efx_rc_t, rc);
189 
190 	return (rc);
191 }
192 
193 	__checkReturn	efx_rc_t
194 siena_phy_get_link(
195 	__in		efx_nic_t *enp,
196 	__out		siena_link_state_t *slsp)
197 {
198 	efx_mcdi_req_t req;
199 	EFX_MCDI_DECLARE_BUF(payload, MC_CMD_GET_LINK_IN_LEN,
200 		MC_CMD_GET_LINK_OUT_LEN);
201 	efx_rc_t rc;
202 
203 	req.emr_cmd = MC_CMD_GET_LINK;
204 	req.emr_in_buf = payload;
205 	req.emr_in_length = MC_CMD_GET_LINK_IN_LEN;
206 	req.emr_out_buf = payload;
207 	req.emr_out_length = MC_CMD_GET_LINK_OUT_LEN;
208 
209 	efx_mcdi_execute(enp, &req);
210 
211 	if (req.emr_rc != 0) {
212 		rc = req.emr_rc;
213 		goto fail1;
214 	}
215 
216 	if (req.emr_out_length_used < MC_CMD_GET_LINK_OUT_LEN) {
217 		rc = EMSGSIZE;
218 		goto fail2;
219 	}
220 
221 	siena_phy_decode_cap(MCDI_OUT_DWORD(req, GET_LINK_OUT_CAP),
222 			    &slsp->sls_adv_cap_mask);
223 	siena_phy_decode_cap(MCDI_OUT_DWORD(req, GET_LINK_OUT_LP_CAP),
224 			    &slsp->sls_lp_cap_mask);
225 
226 	siena_phy_decode_link_mode(enp, MCDI_OUT_DWORD(req, GET_LINK_OUT_FLAGS),
227 			    MCDI_OUT_DWORD(req, GET_LINK_OUT_LINK_SPEED),
228 			    MCDI_OUT_DWORD(req, GET_LINK_OUT_FCNTL),
229 			    &slsp->sls_link_mode, &slsp->sls_fcntl);
230 
231 #if EFSYS_OPT_LOOPBACK
232 	/* Assert the MC_CMD_LOOPBACK and EFX_LOOPBACK namespace agree */
233 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_NONE == EFX_LOOPBACK_OFF);
234 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_DATA == EFX_LOOPBACK_DATA);
235 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_GMAC == EFX_LOOPBACK_GMAC);
236 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XGMII == EFX_LOOPBACK_XGMII);
237 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XGXS == EFX_LOOPBACK_XGXS);
238 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XAUI == EFX_LOOPBACK_XAUI);
239 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_GMII == EFX_LOOPBACK_GMII);
240 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_SGMII == EFX_LOOPBACK_SGMII);
241 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XGBR == EFX_LOOPBACK_XGBR);
242 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XFI == EFX_LOOPBACK_XFI);
243 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XAUI_FAR == EFX_LOOPBACK_XAUI_FAR);
244 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_GMII_FAR == EFX_LOOPBACK_GMII_FAR);
245 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_SGMII_FAR == EFX_LOOPBACK_SGMII_FAR);
246 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XFI_FAR == EFX_LOOPBACK_XFI_FAR);
247 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_GPHY == EFX_LOOPBACK_GPHY);
248 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_PHYXS == EFX_LOOPBACK_PHY_XS);
249 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_PCS == EFX_LOOPBACK_PCS);
250 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_PMAPMD == EFX_LOOPBACK_PMA_PMD);
251 
252 	slsp->sls_loopback = MCDI_OUT_DWORD(req, GET_LINK_OUT_LOOPBACK_MODE);
253 #endif	/* EFSYS_OPT_LOOPBACK */
254 
255 	slsp->sls_mac_up = MCDI_OUT_DWORD(req, GET_LINK_OUT_MAC_FAULT) == 0;
256 
257 	return (0);
258 
259 fail2:
260 	EFSYS_PROBE(fail2);
261 fail1:
262 	EFSYS_PROBE1(fail1, efx_rc_t, rc);
263 
264 	return (rc);
265 }
266 
267 	__checkReturn	efx_rc_t
268 siena_phy_reconfigure(
269 	__in		efx_nic_t *enp)
270 {
271 	efx_port_t *epp = &(enp->en_port);
272 	efx_mcdi_req_t req;
273 	EFX_MCDI_DECLARE_BUF(payload,
274 		MAX(MC_CMD_SET_ID_LED_IN_LEN, MC_CMD_SET_LINK_IN_LEN),
275 		MAX(MC_CMD_SET_ID_LED_OUT_LEN, MC_CMD_SET_LINK_OUT_LEN));
276 	uint32_t cap_mask;
277 #if EFSYS_OPT_PHY_LED_CONTROL
278 	unsigned int led_mode;
279 #endif
280 	unsigned int speed;
281 	efx_rc_t rc;
282 
283 	req.emr_cmd = MC_CMD_SET_LINK;
284 	req.emr_in_buf = payload;
285 	req.emr_in_length = MC_CMD_SET_LINK_IN_LEN;
286 	req.emr_out_buf = payload;
287 	req.emr_out_length = MC_CMD_SET_LINK_OUT_LEN;
288 
289 	cap_mask = epp->ep_adv_cap_mask;
290 	MCDI_IN_POPULATE_DWORD_10(req, SET_LINK_IN_CAP,
291 		PHY_CAP_10HDX, (cap_mask >> EFX_PHY_CAP_10HDX) & 0x1,
292 		PHY_CAP_10FDX, (cap_mask >> EFX_PHY_CAP_10FDX) & 0x1,
293 		PHY_CAP_100HDX, (cap_mask >> EFX_PHY_CAP_100HDX) & 0x1,
294 		PHY_CAP_100FDX, (cap_mask >> EFX_PHY_CAP_100FDX) & 0x1,
295 		PHY_CAP_1000HDX, (cap_mask >> EFX_PHY_CAP_1000HDX) & 0x1,
296 		PHY_CAP_1000FDX, (cap_mask >> EFX_PHY_CAP_1000FDX) & 0x1,
297 		PHY_CAP_10000FDX, (cap_mask >> EFX_PHY_CAP_10000FDX) & 0x1,
298 		PHY_CAP_PAUSE, (cap_mask >> EFX_PHY_CAP_PAUSE) & 0x1,
299 		PHY_CAP_ASYM, (cap_mask >> EFX_PHY_CAP_ASYM) & 0x1,
300 		PHY_CAP_AN, (cap_mask >> EFX_PHY_CAP_AN) & 0x1);
301 
302 #if EFSYS_OPT_LOOPBACK
303 	MCDI_IN_SET_DWORD(req, SET_LINK_IN_LOOPBACK_MODE,
304 		    epp->ep_loopback_type);
305 	switch (epp->ep_loopback_link_mode) {
306 	case EFX_LINK_100FDX:
307 		speed = 100;
308 		break;
309 	case EFX_LINK_1000FDX:
310 		speed = 1000;
311 		break;
312 	case EFX_LINK_10000FDX:
313 		speed = 10000;
314 		break;
315 	default:
316 		speed = 0;
317 	}
318 #else
319 	MCDI_IN_SET_DWORD(req, SET_LINK_IN_LOOPBACK_MODE, MC_CMD_LOOPBACK_NONE);
320 	speed = 0;
321 #endif	/* EFSYS_OPT_LOOPBACK */
322 	MCDI_IN_SET_DWORD(req, SET_LINK_IN_LOOPBACK_SPEED, speed);
323 
324 #if EFSYS_OPT_PHY_FLAGS
325 	MCDI_IN_SET_DWORD(req, SET_LINK_IN_FLAGS, epp->ep_phy_flags);
326 #else
327 	MCDI_IN_SET_DWORD(req, SET_LINK_IN_FLAGS, 0);
328 #endif	/* EFSYS_OPT_PHY_FLAGS */
329 
330 	efx_mcdi_execute(enp, &req);
331 
332 	if (req.emr_rc != 0) {
333 		rc = req.emr_rc;
334 		goto fail1;
335 	}
336 
337 	/* And set the blink mode */
338 	(void) memset(payload, 0, sizeof (payload));
339 	req.emr_cmd = MC_CMD_SET_ID_LED;
340 	req.emr_in_buf = payload;
341 	req.emr_in_length = MC_CMD_SET_ID_LED_IN_LEN;
342 	req.emr_out_buf = payload;
343 	req.emr_out_length = MC_CMD_SET_ID_LED_OUT_LEN;
344 
345 #if EFSYS_OPT_PHY_LED_CONTROL
346 	switch (epp->ep_phy_led_mode) {
347 	case EFX_PHY_LED_DEFAULT:
348 		led_mode = MC_CMD_LED_DEFAULT;
349 		break;
350 	case EFX_PHY_LED_OFF:
351 		led_mode = MC_CMD_LED_OFF;
352 		break;
353 	case EFX_PHY_LED_ON:
354 		led_mode = MC_CMD_LED_ON;
355 		break;
356 	default:
357 		EFSYS_ASSERT(0);
358 		led_mode = MC_CMD_LED_DEFAULT;
359 	}
360 
361 	MCDI_IN_SET_DWORD(req, SET_ID_LED_IN_STATE, led_mode);
362 #else
363 	MCDI_IN_SET_DWORD(req, SET_ID_LED_IN_STATE, MC_CMD_LED_DEFAULT);
364 #endif	/* EFSYS_OPT_PHY_LED_CONTROL */
365 
366 	efx_mcdi_execute(enp, &req);
367 
368 	if (req.emr_rc != 0) {
369 		rc = req.emr_rc;
370 		goto fail2;
371 	}
372 
373 	return (0);
374 
375 fail2:
376 	EFSYS_PROBE(fail2);
377 fail1:
378 	EFSYS_PROBE1(fail1, efx_rc_t, rc);
379 
380 	return (rc);
381 }
382 
383 	__checkReturn	efx_rc_t
384 siena_phy_verify(
385 	__in		efx_nic_t *enp)
386 {
387 	efx_mcdi_req_t req;
388 	EFX_MCDI_DECLARE_BUF(payload, MC_CMD_GET_PHY_STATE_IN_LEN,
389 		MC_CMD_GET_PHY_STATE_OUT_LEN);
390 	uint32_t state;
391 	efx_rc_t rc;
392 
393 	req.emr_cmd = MC_CMD_GET_PHY_STATE;
394 	req.emr_in_buf = payload;
395 	req.emr_in_length = MC_CMD_GET_PHY_STATE_IN_LEN;
396 	req.emr_out_buf = payload;
397 	req.emr_out_length = MC_CMD_GET_PHY_STATE_OUT_LEN;
398 
399 	efx_mcdi_execute(enp, &req);
400 
401 	if (req.emr_rc != 0) {
402 		rc = req.emr_rc;
403 		goto fail1;
404 	}
405 
406 	if (req.emr_out_length_used < MC_CMD_GET_PHY_STATE_OUT_LEN) {
407 		rc = EMSGSIZE;
408 		goto fail2;
409 	}
410 
411 	state = MCDI_OUT_DWORD(req, GET_PHY_STATE_OUT_STATE);
412 	if (state != MC_CMD_PHY_STATE_OK) {
413 		if (state != MC_CMD_PHY_STATE_ZOMBIE)
414 			EFSYS_PROBE1(mc_pcol_error, int, state);
415 		rc = ENOTACTIVE;
416 		goto fail3;
417 	}
418 
419 	return (0);
420 
421 fail3:
422 	EFSYS_PROBE(fail3);
423 fail2:
424 	EFSYS_PROBE(fail2);
425 fail1:
426 	EFSYS_PROBE1(fail1, efx_rc_t, rc);
427 
428 	return (rc);
429 }
430 
431 	__checkReturn	efx_rc_t
432 siena_phy_oui_get(
433 	__in		efx_nic_t *enp,
434 	__out		uint32_t *ouip)
435 {
436 	_NOTE(ARGUNUSED(enp, ouip))
437 
438 	return (ENOTSUP);
439 }
440 
441 #if EFSYS_OPT_PHY_STATS
442 
443 #define	SIENA_SIMPLE_STAT_SET(_vmask, _esmp, _smask, _stat,		\
444 			    _mc_record, _efx_record)			\
445 	if ((_vmask) & (1ULL << (_mc_record))) {			\
446 		(_smask) |= (1ULL << (_efx_record));			\
447 		if ((_stat) != NULL && !EFSYS_MEM_IS_NULL(_esmp)) {	\
448 			efx_dword_t dword;				\
449 			EFSYS_MEM_READD(_esmp, (_mc_record) * 4, &dword);\
450 			(_stat)[_efx_record] =				\
451 				EFX_DWORD_FIELD(dword, EFX_DWORD_0);	\
452 		}							\
453 	}
454 
455 #define	SIENA_SIMPLE_STAT_SET2(_vmask, _esmp, _smask, _stat, _record)	\
456 	SIENA_SIMPLE_STAT_SET(_vmask, _esmp, _smask, _stat,		\
457 			    MC_CMD_ ## _record,				\
458 			    EFX_PHY_STAT_ ## _record)
459 
460 						void
461 siena_phy_decode_stats(
462 	__in					efx_nic_t *enp,
463 	__in					uint32_t vmask,
464 	__in_opt				efsys_mem_t *esmp,
465 	__out_opt				uint64_t *smaskp,
466 	__inout_ecount_opt(EFX_PHY_NSTATS)	uint32_t *stat)
467 {
468 	uint64_t smask = 0;
469 
470 	_NOTE(ARGUNUSED(enp))
471 
472 	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, OUI);
473 	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PMA_PMD_LINK_UP);
474 	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PMA_PMD_RX_FAULT);
475 	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PMA_PMD_TX_FAULT);
476 
477 	if (vmask & (1 << MC_CMD_PMA_PMD_SIGNAL)) {
478 		smask |=   ((1ULL << EFX_PHY_STAT_PMA_PMD_SIGNAL_A) |
479 			    (1ULL << EFX_PHY_STAT_PMA_PMD_SIGNAL_B) |
480 			    (1ULL << EFX_PHY_STAT_PMA_PMD_SIGNAL_C) |
481 			    (1ULL << EFX_PHY_STAT_PMA_PMD_SIGNAL_D));
482 		if (stat != NULL && esmp != NULL && !EFSYS_MEM_IS_NULL(esmp)) {
483 			efx_dword_t dword;
484 			uint32_t sig;
485 			EFSYS_MEM_READD(esmp, 4 * MC_CMD_PMA_PMD_SIGNAL,
486 					&dword);
487 			sig = EFX_DWORD_FIELD(dword, EFX_DWORD_0);
488 			stat[EFX_PHY_STAT_PMA_PMD_SIGNAL_A] = (sig >> 1) & 1;
489 			stat[EFX_PHY_STAT_PMA_PMD_SIGNAL_B] = (sig >> 2) & 1;
490 			stat[EFX_PHY_STAT_PMA_PMD_SIGNAL_C] = (sig >> 3) & 1;
491 			stat[EFX_PHY_STAT_PMA_PMD_SIGNAL_D] = (sig >> 4) & 1;
492 		}
493 	}
494 
495 	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PMA_PMD_SNR_A,
496 			    EFX_PHY_STAT_SNR_A);
497 	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PMA_PMD_SNR_B,
498 			    EFX_PHY_STAT_SNR_B);
499 	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PMA_PMD_SNR_C,
500 			    EFX_PHY_STAT_SNR_C);
501 	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PMA_PMD_SNR_D,
502 			    EFX_PHY_STAT_SNR_D);
503 
504 	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PCS_LINK_UP);
505 	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PCS_RX_FAULT);
506 	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PCS_TX_FAULT);
507 	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PCS_BER);
508 	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PCS_BLOCK_ERRORS);
509 
510 	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PHYXS_LINK_UP,
511 			    EFX_PHY_STAT_PHY_XS_LINK_UP);
512 	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PHYXS_RX_FAULT,
513 			    EFX_PHY_STAT_PHY_XS_RX_FAULT);
514 	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PHYXS_TX_FAULT,
515 			    EFX_PHY_STAT_PHY_XS_TX_FAULT);
516 	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PHYXS_ALIGN,
517 			    EFX_PHY_STAT_PHY_XS_ALIGN);
518 
519 	if (vmask & (1 << MC_CMD_PHYXS_SYNC)) {
520 		smask |=   ((1 << EFX_PHY_STAT_PHY_XS_SYNC_A) |
521 			    (1 << EFX_PHY_STAT_PHY_XS_SYNC_B) |
522 			    (1 << EFX_PHY_STAT_PHY_XS_SYNC_C) |
523 			    (1 << EFX_PHY_STAT_PHY_XS_SYNC_D));
524 		if (stat != NULL && !EFSYS_MEM_IS_NULL(esmp)) {
525 			efx_dword_t dword;
526 			uint32_t sync;
527 			EFSYS_MEM_READD(esmp, 4 * MC_CMD_PHYXS_SYNC, &dword);
528 			sync = EFX_DWORD_FIELD(dword, EFX_DWORD_0);
529 			stat[EFX_PHY_STAT_PHY_XS_SYNC_A] = (sync >> 0) & 1;
530 			stat[EFX_PHY_STAT_PHY_XS_SYNC_B] = (sync >> 1) & 1;
531 			stat[EFX_PHY_STAT_PHY_XS_SYNC_C] = (sync >> 2) & 1;
532 			stat[EFX_PHY_STAT_PHY_XS_SYNC_D] = (sync >> 3) & 1;
533 		}
534 	}
535 
536 	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, AN_LINK_UP);
537 	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, AN_COMPLETE);
538 
539 	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_CL22_LINK_UP,
540 			    EFX_PHY_STAT_CL22EXT_LINK_UP);
541 
542 	if (smaskp != NULL)
543 		*smaskp = smask;
544 }
545 
546 	__checkReturn				efx_rc_t
547 siena_phy_stats_update(
548 	__in					efx_nic_t *enp,
549 	__in					efsys_mem_t *esmp,
550 	__inout_ecount(EFX_PHY_NSTATS)		uint32_t *stat)
551 {
552 	efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
553 	uint32_t vmask = encp->enc_mcdi_phy_stat_mask;
554 	uint64_t smask;
555 	efx_mcdi_req_t req;
556 	EFX_MCDI_DECLARE_BUF(payload, MC_CMD_PHY_STATS_IN_LEN,
557 		MC_CMD_PHY_STATS_OUT_DMA_LEN);
558 	efx_rc_t rc;
559 
560 	if ((esmp == NULL) || (EFSYS_MEM_SIZE(esmp) < EFX_PHY_STATS_SIZE)) {
561 		rc = EINVAL;
562 		goto fail1;
563 	}
564 
565 	req.emr_cmd = MC_CMD_PHY_STATS;
566 	req.emr_in_buf = payload;
567 	req.emr_in_length = MC_CMD_PHY_STATS_IN_LEN;
568 	req.emr_out_buf = payload;
569 	req.emr_out_length = MC_CMD_PHY_STATS_OUT_DMA_LEN;
570 
571 	MCDI_IN_SET_DWORD(req, PHY_STATS_IN_DMA_ADDR_LO,
572 			    EFSYS_MEM_ADDR(esmp) & 0xffffffff);
573 	MCDI_IN_SET_DWORD(req, PHY_STATS_IN_DMA_ADDR_HI,
574 			    EFSYS_MEM_ADDR(esmp) >> 32);
575 
576 	efx_mcdi_execute(enp, &req);
577 
578 	if (req.emr_rc != 0) {
579 		rc = req.emr_rc;
580 		goto fail2;
581 	}
582 	EFSYS_ASSERT3U(req.emr_out_length, ==, MC_CMD_PHY_STATS_OUT_DMA_LEN);
583 
584 	siena_phy_decode_stats(enp, vmask, esmp, &smask, stat);
585 	EFSYS_ASSERT(smask == encp->enc_phy_stat_mask);
586 
587 	(void)rc; /* XXX? */
588 	return (0);
589 
590 fail2:
591 	EFSYS_PROBE(fail2);
592 fail1:
593 	EFSYS_PROBE1(fail1, efx_rc_t, rc);
594 
595 	return (0);
596 }
597 
598 #endif	/* EFSYS_OPT_PHY_STATS */
599 
600 #if EFSYS_OPT_BIST
601 
602 	__checkReturn		efx_rc_t
603 siena_phy_bist_start(
604 	__in			efx_nic_t *enp,
605 	__in			efx_bist_type_t type)
606 {
607 	efx_rc_t rc;
608 
609 	if ((rc = efx_mcdi_bist_start(enp, type)) != 0)
610 		goto fail1;
611 
612 	return (0);
613 
614 fail1:
615 	EFSYS_PROBE1(fail1, efx_rc_t, rc);
616 
617 	return (rc);
618 }
619 
620 static	__checkReturn		unsigned long
621 siena_phy_sft9001_bist_status(
622 	__in			uint16_t code)
623 {
624 	switch (code) {
625 	case MC_CMD_POLL_BIST_SFT9001_PAIR_BUSY:
626 		return (EFX_PHY_CABLE_STATUS_BUSY);
627 	case MC_CMD_POLL_BIST_SFT9001_INTER_PAIR_SHORT:
628 		return (EFX_PHY_CABLE_STATUS_INTERPAIRSHORT);
629 	case MC_CMD_POLL_BIST_SFT9001_INTRA_PAIR_SHORT:
630 		return (EFX_PHY_CABLE_STATUS_INTRAPAIRSHORT);
631 	case MC_CMD_POLL_BIST_SFT9001_PAIR_OPEN:
632 		return (EFX_PHY_CABLE_STATUS_OPEN);
633 	case MC_CMD_POLL_BIST_SFT9001_PAIR_OK:
634 		return (EFX_PHY_CABLE_STATUS_OK);
635 	default:
636 		return (EFX_PHY_CABLE_STATUS_INVALID);
637 	}
638 }
639 
640 	__checkReturn		efx_rc_t
641 siena_phy_bist_poll(
642 	__in			efx_nic_t *enp,
643 	__in			efx_bist_type_t type,
644 	__out			efx_bist_result_t *resultp,
645 	__out_opt __drv_when(count > 0, __notnull)
646 	uint32_t *value_maskp,
647 	__out_ecount_opt(count)	__drv_when(count > 0, __notnull)
648 	unsigned long *valuesp,
649 	__in			size_t count)
650 {
651 	efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
652 	EFX_MCDI_DECLARE_BUF(payload, MC_CMD_POLL_BIST_IN_LEN,
653 		MCDI_CTL_SDU_LEN_MAX);
654 	uint32_t value_mask = 0;
655 	efx_mcdi_req_t req;
656 	uint32_t result;
657 	efx_rc_t rc;
658 
659 	req.emr_cmd = MC_CMD_POLL_BIST;
660 	req.emr_in_buf = payload;
661 	req.emr_in_length = MC_CMD_POLL_BIST_IN_LEN;
662 	req.emr_out_buf = payload;
663 	req.emr_out_length = MCDI_CTL_SDU_LEN_MAX;
664 
665 	efx_mcdi_execute(enp, &req);
666 
667 	if (req.emr_rc != 0) {
668 		rc = req.emr_rc;
669 		goto fail1;
670 	}
671 
672 	if (req.emr_out_length_used < MC_CMD_POLL_BIST_OUT_RESULT_OFST + 4) {
673 		rc = EMSGSIZE;
674 		goto fail2;
675 	}
676 
677 	if (count > 0)
678 		(void) memset(valuesp, '\0', count * sizeof (unsigned long));
679 
680 	result = MCDI_OUT_DWORD(req, POLL_BIST_OUT_RESULT);
681 
682 	/* Extract PHY specific results */
683 	if (result == MC_CMD_POLL_BIST_PASSED &&
684 	    encp->enc_phy_type == EFX_PHY_SFT9001B &&
685 	    req.emr_out_length_used >= MC_CMD_POLL_BIST_OUT_SFT9001_LEN &&
686 	    (type == EFX_BIST_TYPE_PHY_CABLE_SHORT ||
687 	    type == EFX_BIST_TYPE_PHY_CABLE_LONG)) {
688 		uint16_t word;
689 
690 		if (count > EFX_BIST_PHY_CABLE_LENGTH_A) {
691 			if (valuesp != NULL)
692 				valuesp[EFX_BIST_PHY_CABLE_LENGTH_A] =
693 				    MCDI_OUT_DWORD(req,
694 				    POLL_BIST_OUT_SFT9001_CABLE_LENGTH_A);
695 			value_mask |= (1 << EFX_BIST_PHY_CABLE_LENGTH_A);
696 		}
697 
698 		if (count > EFX_BIST_PHY_CABLE_LENGTH_B) {
699 			if (valuesp != NULL)
700 				valuesp[EFX_BIST_PHY_CABLE_LENGTH_B] =
701 				    MCDI_OUT_DWORD(req,
702 				    POLL_BIST_OUT_SFT9001_CABLE_LENGTH_B);
703 			value_mask |= (1 << EFX_BIST_PHY_CABLE_LENGTH_B);
704 		}
705 
706 		if (count > EFX_BIST_PHY_CABLE_LENGTH_C) {
707 			if (valuesp != NULL)
708 				valuesp[EFX_BIST_PHY_CABLE_LENGTH_C] =
709 				    MCDI_OUT_DWORD(req,
710 				    POLL_BIST_OUT_SFT9001_CABLE_LENGTH_C);
711 			value_mask |= (1 << EFX_BIST_PHY_CABLE_LENGTH_C);
712 		}
713 
714 		if (count > EFX_BIST_PHY_CABLE_LENGTH_D) {
715 			if (valuesp != NULL)
716 				valuesp[EFX_BIST_PHY_CABLE_LENGTH_D] =
717 				    MCDI_OUT_DWORD(req,
718 				    POLL_BIST_OUT_SFT9001_CABLE_LENGTH_D);
719 			value_mask |= (1 << EFX_BIST_PHY_CABLE_LENGTH_D);
720 		}
721 
722 		if (count > EFX_BIST_PHY_CABLE_STATUS_A) {
723 			if (valuesp != NULL) {
724 				word = MCDI_OUT_WORD(req,
725 				    POLL_BIST_OUT_SFT9001_CABLE_STATUS_A);
726 				valuesp[EFX_BIST_PHY_CABLE_STATUS_A] =
727 				    siena_phy_sft9001_bist_status(word);
728 			}
729 			value_mask |= (1 << EFX_BIST_PHY_CABLE_STATUS_A);
730 		}
731 
732 		if (count > EFX_BIST_PHY_CABLE_STATUS_B) {
733 			if (valuesp != NULL) {
734 				word = MCDI_OUT_WORD(req,
735 				    POLL_BIST_OUT_SFT9001_CABLE_STATUS_B);
736 				valuesp[EFX_BIST_PHY_CABLE_STATUS_B] =
737 				    siena_phy_sft9001_bist_status(word);
738 			}
739 			value_mask |= (1 << EFX_BIST_PHY_CABLE_STATUS_B);
740 		}
741 
742 		if (count > EFX_BIST_PHY_CABLE_STATUS_C) {
743 			if (valuesp != NULL) {
744 				word = MCDI_OUT_WORD(req,
745 				    POLL_BIST_OUT_SFT9001_CABLE_STATUS_C);
746 				valuesp[EFX_BIST_PHY_CABLE_STATUS_C] =
747 				    siena_phy_sft9001_bist_status(word);
748 			}
749 			value_mask |= (1 << EFX_BIST_PHY_CABLE_STATUS_C);
750 		}
751 
752 		if (count > EFX_BIST_PHY_CABLE_STATUS_D) {
753 			if (valuesp != NULL) {
754 				word = MCDI_OUT_WORD(req,
755 				    POLL_BIST_OUT_SFT9001_CABLE_STATUS_D);
756 				valuesp[EFX_BIST_PHY_CABLE_STATUS_D] =
757 				    siena_phy_sft9001_bist_status(word);
758 			}
759 			value_mask |= (1 << EFX_BIST_PHY_CABLE_STATUS_D);
760 		}
761 
762 	} else if (result == MC_CMD_POLL_BIST_FAILED &&
763 		    encp->enc_phy_type == EFX_PHY_QLX111V &&
764 		    req.emr_out_length >= MC_CMD_POLL_BIST_OUT_MRSFP_LEN &&
765 		    count > EFX_BIST_FAULT_CODE) {
766 		if (valuesp != NULL)
767 			valuesp[EFX_BIST_FAULT_CODE] =
768 			    MCDI_OUT_DWORD(req, POLL_BIST_OUT_MRSFP_TEST);
769 		value_mask |= 1 << EFX_BIST_FAULT_CODE;
770 	}
771 
772 	if (value_maskp != NULL)
773 		*value_maskp = value_mask;
774 
775 	EFSYS_ASSERT(resultp != NULL);
776 	if (result == MC_CMD_POLL_BIST_RUNNING)
777 		*resultp = EFX_BIST_RESULT_RUNNING;
778 	else if (result == MC_CMD_POLL_BIST_PASSED)
779 		*resultp = EFX_BIST_RESULT_PASSED;
780 	else
781 		*resultp = EFX_BIST_RESULT_FAILED;
782 
783 	return (0);
784 
785 fail2:
786 	EFSYS_PROBE(fail2);
787 fail1:
788 	EFSYS_PROBE1(fail1, efx_rc_t, rc);
789 
790 	return (rc);
791 }
792 
793 			void
794 siena_phy_bist_stop(
795 	__in		efx_nic_t *enp,
796 	__in		efx_bist_type_t type)
797 {
798 	/* There is no way to stop BIST on Siena */
799 	_NOTE(ARGUNUSED(enp, type))
800 }
801 
802 #endif	/* EFSYS_OPT_BIST */
803 
804 #endif	/* EFSYS_OPT_SIENA */
805