xref: /freebsd/sys/dev/sfxge/common/siena_phy.c (revision 8ef24a0d4b28fe230e20637f56869cc4148cd2ca)
1 /*-
2  * Copyright (c) 2009-2015 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("$FreeBSD$");
33 
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 	uint8_t payload[MAX(MC_CMD_GET_LINK_IN_LEN,
200 			    MC_CMD_GET_LINK_OUT_LEN)];
201 	efx_rc_t rc;
202 
203 	(void) memset(payload, 0, sizeof (payload));
204 	req.emr_cmd = MC_CMD_GET_LINK;
205 	req.emr_in_buf = payload;
206 	req.emr_in_length = MC_CMD_GET_LINK_IN_LEN;
207 	req.emr_out_buf = payload;
208 	req.emr_out_length = MC_CMD_GET_LINK_OUT_LEN;
209 
210 	efx_mcdi_execute(enp, &req);
211 
212 	if (req.emr_rc != 0) {
213 		rc = req.emr_rc;
214 		goto fail1;
215 	}
216 
217 	if (req.emr_out_length_used < MC_CMD_GET_LINK_OUT_LEN) {
218 		rc = EMSGSIZE;
219 		goto fail2;
220 	}
221 
222 	siena_phy_decode_cap(MCDI_OUT_DWORD(req, GET_LINK_OUT_CAP),
223 			    &slsp->sls_adv_cap_mask);
224 	siena_phy_decode_cap(MCDI_OUT_DWORD(req, GET_LINK_OUT_LP_CAP),
225 			    &slsp->sls_lp_cap_mask);
226 
227 	siena_phy_decode_link_mode(enp, MCDI_OUT_DWORD(req, GET_LINK_OUT_FLAGS),
228 			    MCDI_OUT_DWORD(req, GET_LINK_OUT_LINK_SPEED),
229 			    MCDI_OUT_DWORD(req, GET_LINK_OUT_FCNTL),
230 			    &slsp->sls_link_mode, &slsp->sls_fcntl);
231 
232 #if EFSYS_OPT_LOOPBACK
233 	/* Assert the MC_CMD_LOOPBACK and EFX_LOOPBACK namespace agree */
234 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_NONE == EFX_LOOPBACK_OFF);
235 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_DATA == EFX_LOOPBACK_DATA);
236 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_GMAC == EFX_LOOPBACK_GMAC);
237 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XGMII == EFX_LOOPBACK_XGMII);
238 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XGXS == EFX_LOOPBACK_XGXS);
239 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XAUI == EFX_LOOPBACK_XAUI);
240 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_GMII == EFX_LOOPBACK_GMII);
241 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_SGMII == EFX_LOOPBACK_SGMII);
242 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XGBR == EFX_LOOPBACK_XGBR);
243 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XFI == EFX_LOOPBACK_XFI);
244 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XAUI_FAR == EFX_LOOPBACK_XAUI_FAR);
245 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_GMII_FAR == EFX_LOOPBACK_GMII_FAR);
246 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_SGMII_FAR == EFX_LOOPBACK_SGMII_FAR);
247 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XFI_FAR == EFX_LOOPBACK_XFI_FAR);
248 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_GPHY == EFX_LOOPBACK_GPHY);
249 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_PHYXS == EFX_LOOPBACK_PHY_XS);
250 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_PCS == EFX_LOOPBACK_PCS);
251 	EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_PMAPMD == EFX_LOOPBACK_PMA_PMD);
252 
253 	slsp->sls_loopback = MCDI_OUT_DWORD(req, GET_LINK_OUT_LOOPBACK_MODE);
254 #endif	/* EFSYS_OPT_LOOPBACK */
255 
256 	slsp->sls_mac_up = MCDI_OUT_DWORD(req, GET_LINK_OUT_MAC_FAULT) == 0;
257 
258 	return (0);
259 
260 fail2:
261 	EFSYS_PROBE(fail2);
262 fail1:
263 	EFSYS_PROBE1(fail1, efx_rc_t, rc);
264 
265 	return (rc);
266 }
267 
268 	__checkReturn	efx_rc_t
269 siena_phy_reconfigure(
270 	__in		efx_nic_t *enp)
271 {
272 	efx_port_t *epp = &(enp->en_port);
273 	efx_mcdi_req_t req;
274 	uint8_t payload[MAX(MAX(MC_CMD_SET_ID_LED_IN_LEN,
275 				MC_CMD_SET_ID_LED_OUT_LEN),
276 			    MAX(MC_CMD_SET_LINK_IN_LEN,
277 				MC_CMD_SET_LINK_OUT_LEN))];
278 	uint32_t cap_mask;
279 	unsigned int led_mode;
280 	unsigned int speed;
281 	efx_rc_t rc;
282 
283 	(void) memset(payload, 0, sizeof (payload));
284 	req.emr_cmd = MC_CMD_SET_LINK;
285 	req.emr_in_buf = payload;
286 	req.emr_in_length = MC_CMD_SET_LINK_IN_LEN;
287 	req.emr_out_buf = payload;
288 	req.emr_out_length = MC_CMD_SET_LINK_OUT_LEN;
289 
290 	cap_mask = epp->ep_adv_cap_mask;
291 	MCDI_IN_POPULATE_DWORD_10(req, SET_LINK_IN_CAP,
292 		PHY_CAP_10HDX, (cap_mask >> EFX_PHY_CAP_10HDX) & 0x1,
293 		PHY_CAP_10FDX, (cap_mask >> EFX_PHY_CAP_10FDX) & 0x1,
294 		PHY_CAP_100HDX, (cap_mask >> EFX_PHY_CAP_100HDX) & 0x1,
295 		PHY_CAP_100FDX, (cap_mask >> EFX_PHY_CAP_100FDX) & 0x1,
296 		PHY_CAP_1000HDX, (cap_mask >> EFX_PHY_CAP_1000HDX) & 0x1,
297 		PHY_CAP_1000FDX, (cap_mask >> EFX_PHY_CAP_1000FDX) & 0x1,
298 		PHY_CAP_10000FDX, (cap_mask >> EFX_PHY_CAP_10000FDX) & 0x1,
299 		PHY_CAP_PAUSE, (cap_mask >> EFX_PHY_CAP_PAUSE) & 0x1,
300 		PHY_CAP_ASYM, (cap_mask >> EFX_PHY_CAP_ASYM) & 0x1,
301 		PHY_CAP_AN, (cap_mask >> EFX_PHY_CAP_AN) & 0x1);
302 
303 #if EFSYS_OPT_LOOPBACK
304 	MCDI_IN_SET_DWORD(req, SET_LINK_IN_LOOPBACK_MODE,
305 		    epp->ep_loopback_type);
306 	switch (epp->ep_loopback_link_mode) {
307 	case EFX_LINK_100FDX:
308 		speed = 100;
309 		break;
310 	case EFX_LINK_1000FDX:
311 		speed = 1000;
312 		break;
313 	case EFX_LINK_10000FDX:
314 		speed = 10000;
315 		break;
316 	default:
317 		speed = 0;
318 	}
319 #else
320 	MCDI_IN_SET_DWORD(req, SET_LINK_IN_LOOPBACK_MODE, MC_CMD_LOOPBACK_NONE);
321 	speed = 0;
322 #endif	/* EFSYS_OPT_LOOPBACK */
323 	MCDI_IN_SET_DWORD(req, SET_LINK_IN_LOOPBACK_SPEED, speed);
324 
325 #if EFSYS_OPT_PHY_FLAGS
326 	MCDI_IN_SET_DWORD(req, SET_LINK_IN_FLAGS, epp->ep_phy_flags);
327 #else
328 	MCDI_IN_SET_DWORD(req, SET_LINK_IN_FLAGS, 0);
329 #endif	/* EFSYS_OPT_PHY_FLAGS */
330 
331 	efx_mcdi_execute(enp, &req);
332 
333 	if (req.emr_rc != 0) {
334 		rc = req.emr_rc;
335 		goto fail1;
336 	}
337 
338 	/* And set the blink mode */
339 	(void) memset(payload, 0, sizeof (payload));
340 	req.emr_cmd = MC_CMD_SET_ID_LED;
341 	req.emr_in_buf = payload;
342 	req.emr_in_length = MC_CMD_SET_ID_LED_IN_LEN;
343 	req.emr_out_buf = payload;
344 	req.emr_out_length = MC_CMD_SET_ID_LED_OUT_LEN;
345 
346 #if EFSYS_OPT_PHY_LED_CONTROL
347 	switch (epp->ep_phy_led_mode) {
348 	case EFX_PHY_LED_DEFAULT:
349 		led_mode = MC_CMD_LED_DEFAULT;
350 		break;
351 	case EFX_PHY_LED_OFF:
352 		led_mode = MC_CMD_LED_OFF;
353 		break;
354 	case EFX_PHY_LED_ON:
355 		led_mode = MC_CMD_LED_ON;
356 		break;
357 	default:
358 		EFSYS_ASSERT(0);
359 		led_mode = MC_CMD_LED_DEFAULT;
360 	}
361 
362 	MCDI_IN_SET_DWORD(req, SET_ID_LED_IN_STATE, led_mode);
363 #else
364 	MCDI_IN_SET_DWORD(req, SET_ID_LED_IN_STATE, MC_CMD_LED_DEFAULT);
365 #endif	/* EFSYS_OPT_PHY_LED_CONTROL */
366 
367 	efx_mcdi_execute(enp, &req);
368 
369 	if (req.emr_rc != 0) {
370 		rc = req.emr_rc;
371 		goto fail2;
372 	}
373 
374 	return (0);
375 
376 fail2:
377 	EFSYS_PROBE(fail2);
378 fail1:
379 	EFSYS_PROBE1(fail1, efx_rc_t, rc);
380 
381 	return (rc);
382 }
383 
384 	__checkReturn	efx_rc_t
385 siena_phy_verify(
386 	__in		efx_nic_t *enp)
387 {
388 	efx_mcdi_req_t req;
389 	uint8_t payload[MAX(MC_CMD_GET_PHY_STATE_IN_LEN,
390 			    MC_CMD_GET_PHY_STATE_OUT_LEN)];
391 	uint32_t state;
392 	efx_rc_t rc;
393 
394 	(void) memset(payload, 0, sizeof (payload));
395 	req.emr_cmd = MC_CMD_GET_PHY_STATE;
396 	req.emr_in_buf = payload;
397 	req.emr_in_length = MC_CMD_GET_PHY_STATE_IN_LEN;
398 	req.emr_out_buf = payload;
399 	req.emr_out_length = MC_CMD_GET_PHY_STATE_OUT_LEN;
400 
401 	efx_mcdi_execute(enp, &req);
402 
403 	if (req.emr_rc != 0) {
404 		rc = req.emr_rc;
405 		goto fail1;
406 	}
407 
408 	if (req.emr_out_length_used < MC_CMD_GET_PHY_STATE_OUT_LEN) {
409 		rc = EMSGSIZE;
410 		goto fail2;
411 	}
412 
413 	state = MCDI_OUT_DWORD(req, GET_PHY_STATE_OUT_STATE);
414 	if (state != MC_CMD_PHY_STATE_OK) {
415 		if (state != MC_CMD_PHY_STATE_ZOMBIE)
416 			EFSYS_PROBE1(mc_pcol_error, int, state);
417 		rc = ENOTACTIVE;
418 		goto fail3;
419 	}
420 
421 	return (0);
422 
423 fail3:
424 	EFSYS_PROBE(fail3);
425 fail2:
426 	EFSYS_PROBE(fail2);
427 fail1:
428 	EFSYS_PROBE1(fail1, efx_rc_t, rc);
429 
430 	return (rc);
431 }
432 
433 	__checkReturn	efx_rc_t
434 siena_phy_oui_get(
435 	__in		efx_nic_t *enp,
436 	__out		uint32_t *ouip)
437 {
438 	_NOTE(ARGUNUSED(enp, ouip))
439 
440 	return (ENOTSUP);
441 }
442 
443 #if EFSYS_OPT_PHY_STATS
444 
445 #define	SIENA_SIMPLE_STAT_SET(_vmask, _esmp, _smask, _stat,		\
446 			    _mc_record, _efx_record)			\
447 	if ((_vmask) & (1ULL << (_mc_record))) {			\
448 		(_smask) |= (1ULL << (_efx_record));			\
449 		if ((_stat) != NULL && !EFSYS_MEM_IS_NULL(_esmp)) {	\
450 			efx_dword_t dword;				\
451 			EFSYS_MEM_READD(_esmp, (_mc_record) * 4, &dword);\
452 			(_stat)[_efx_record] =				\
453 				EFX_DWORD_FIELD(dword, EFX_DWORD_0);	\
454 		}							\
455 	}
456 
457 #define	SIENA_SIMPLE_STAT_SET2(_vmask, _esmp, _smask, _stat, _record)	\
458 	SIENA_SIMPLE_STAT_SET(_vmask, _esmp, _smask, _stat, 		\
459 			    MC_CMD_ ## _record,				\
460 			    EFX_PHY_STAT_ ## _record)
461 
462 						void
463 siena_phy_decode_stats(
464 	__in					efx_nic_t *enp,
465 	__in					uint32_t vmask,
466 	__in_opt				efsys_mem_t *esmp,
467 	__out_opt				uint64_t *smaskp,
468 	__inout_ecount_opt(EFX_PHY_NSTATS)	uint32_t *stat)
469 {
470 	uint64_t smask = 0;
471 
472 	_NOTE(ARGUNUSED(enp))
473 
474 	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, OUI);
475 	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PMA_PMD_LINK_UP);
476 	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PMA_PMD_RX_FAULT);
477 	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PMA_PMD_TX_FAULT);
478 
479 	if (vmask & (1 << MC_CMD_PMA_PMD_SIGNAL)) {
480 		smask |=   ((1ULL << EFX_PHY_STAT_PMA_PMD_SIGNAL_A) |
481 			    (1ULL << EFX_PHY_STAT_PMA_PMD_SIGNAL_B) |
482 			    (1ULL << EFX_PHY_STAT_PMA_PMD_SIGNAL_C) |
483 			    (1ULL << EFX_PHY_STAT_PMA_PMD_SIGNAL_D));
484 		if (stat != NULL && esmp != NULL && !EFSYS_MEM_IS_NULL(esmp)) {
485 			efx_dword_t dword;
486 			uint32_t sig;
487 			EFSYS_MEM_READD(esmp, 4 * MC_CMD_PMA_PMD_SIGNAL,
488 					&dword);
489 			sig = EFX_DWORD_FIELD(dword, EFX_DWORD_0);
490 			stat[EFX_PHY_STAT_PMA_PMD_SIGNAL_A] = (sig >> 1) & 1;
491 			stat[EFX_PHY_STAT_PMA_PMD_SIGNAL_B] = (sig >> 2) & 1;
492 			stat[EFX_PHY_STAT_PMA_PMD_SIGNAL_C] = (sig >> 3) & 1;
493 			stat[EFX_PHY_STAT_PMA_PMD_SIGNAL_D] = (sig >> 4) & 1;
494 		}
495 	}
496 
497 	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PMA_PMD_SNR_A,
498 			    EFX_PHY_STAT_SNR_A);
499 	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PMA_PMD_SNR_B,
500 			    EFX_PHY_STAT_SNR_B);
501 	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PMA_PMD_SNR_C,
502 			    EFX_PHY_STAT_SNR_C);
503 	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PMA_PMD_SNR_D,
504 			    EFX_PHY_STAT_SNR_D);
505 
506 	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PCS_LINK_UP);
507 	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PCS_RX_FAULT);
508 	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PCS_TX_FAULT);
509 	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PCS_BER);
510 	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PCS_BLOCK_ERRORS);
511 
512 	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PHYXS_LINK_UP,
513 			    EFX_PHY_STAT_PHY_XS_LINK_UP);
514 	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PHYXS_RX_FAULT,
515 			    EFX_PHY_STAT_PHY_XS_RX_FAULT);
516 	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PHYXS_TX_FAULT,
517 			    EFX_PHY_STAT_PHY_XS_TX_FAULT);
518 	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PHYXS_ALIGN,
519 			    EFX_PHY_STAT_PHY_XS_ALIGN);
520 
521 	if (vmask & (1 << MC_CMD_PHYXS_SYNC)) {
522 		smask |=   ((1 << EFX_PHY_STAT_PHY_XS_SYNC_A) |
523 			    (1 << EFX_PHY_STAT_PHY_XS_SYNC_B) |
524 			    (1 << EFX_PHY_STAT_PHY_XS_SYNC_C) |
525 			    (1 << EFX_PHY_STAT_PHY_XS_SYNC_D));
526 		if (stat != NULL && !EFSYS_MEM_IS_NULL(esmp)) {
527 			efx_dword_t dword;
528 			uint32_t sync;
529 			EFSYS_MEM_READD(esmp, 4 * MC_CMD_PHYXS_SYNC, &dword);
530 			sync = EFX_DWORD_FIELD(dword, EFX_DWORD_0);
531 			stat[EFX_PHY_STAT_PHY_XS_SYNC_A] = (sync >> 0) & 1;
532 			stat[EFX_PHY_STAT_PHY_XS_SYNC_B] = (sync >> 1) & 1;
533 			stat[EFX_PHY_STAT_PHY_XS_SYNC_C] = (sync >> 2) & 1;
534 			stat[EFX_PHY_STAT_PHY_XS_SYNC_D] = (sync >> 3) & 1;
535 		}
536 	}
537 
538 	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, AN_LINK_UP);
539 	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, AN_COMPLETE);
540 
541 	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_CL22_LINK_UP,
542 			    EFX_PHY_STAT_CL22EXT_LINK_UP);
543 
544 	if (smaskp != NULL)
545 		*smaskp = smask;
546 }
547 
548 	__checkReturn				efx_rc_t
549 siena_phy_stats_update(
550 	__in					efx_nic_t *enp,
551 	__in					efsys_mem_t *esmp,
552 	__inout_ecount(EFX_PHY_NSTATS)		uint32_t *stat)
553 {
554 	efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
555 	uint32_t vmask = encp->enc_mcdi_phy_stat_mask;
556 	uint64_t smask;
557 	efx_mcdi_req_t req;
558 	uint8_t payload[MAX(MC_CMD_PHY_STATS_IN_LEN,
559 			    MC_CMD_PHY_STATS_OUT_DMA_LEN)];
560 	efx_rc_t rc;
561 
562 	(void) memset(payload, 0, sizeof (payload));
563 	req.emr_cmd = MC_CMD_PHY_STATS;
564 	req.emr_in_buf = payload;
565 	req.emr_in_length = MC_CMD_PHY_STATS_IN_LEN;
566 	req.emr_out_buf = payload;
567 	req.emr_out_length = MC_CMD_PHY_STATS_OUT_DMA_LEN;
568 
569 	MCDI_IN_SET_DWORD(req, PHY_STATS_IN_DMA_ADDR_LO,
570 			    EFSYS_MEM_ADDR(esmp) & 0xffffffff);
571 	MCDI_IN_SET_DWORD(req, PHY_STATS_IN_DMA_ADDR_HI,
572 			    EFSYS_MEM_ADDR(esmp) >> 32);
573 
574 	efx_mcdi_execute(enp, &req);
575 
576 	if (req.emr_rc != 0) {
577 		rc = req.emr_rc;
578 		goto fail1;
579 	}
580 	EFSYS_ASSERT3U(req.emr_out_length, ==, MC_CMD_PHY_STATS_OUT_DMA_LEN);
581 
582 	siena_phy_decode_stats(enp, vmask, esmp, &smask, stat);
583 	EFSYS_ASSERT(smask == encp->enc_phy_stat_mask);
584 
585 	return (0);
586 
587 fail1:
588 	EFSYS_PROBE1(fail1, efx_rc_t, rc);
589 
590 	return (0);
591 }
592 
593 #endif	/* EFSYS_OPT_PHY_STATS */
594 
595 #if EFSYS_OPT_BIST
596 
597 	__checkReturn		efx_rc_t
598 siena_phy_bist_start(
599 	__in			efx_nic_t *enp,
600 	__in			efx_bist_type_t type)
601 {
602 	efx_rc_t rc;
603 
604 	if ((rc = efx_mcdi_bist_start(enp, type)) != 0)
605 		goto fail1;
606 
607 	return (0);
608 
609 fail1:
610 	EFSYS_PROBE1(fail1, efx_rc_t, rc);
611 
612 	return (rc);
613 }
614 
615 static	__checkReturn		unsigned long
616 siena_phy_sft9001_bist_status(
617 	__in			uint16_t code)
618 {
619 	switch (code) {
620 	case MC_CMD_POLL_BIST_SFT9001_PAIR_BUSY:
621 		return (EFX_PHY_CABLE_STATUS_BUSY);
622 	case MC_CMD_POLL_BIST_SFT9001_INTER_PAIR_SHORT:
623 		return (EFX_PHY_CABLE_STATUS_INTERPAIRSHORT);
624 	case MC_CMD_POLL_BIST_SFT9001_INTRA_PAIR_SHORT:
625 		return (EFX_PHY_CABLE_STATUS_INTRAPAIRSHORT);
626 	case MC_CMD_POLL_BIST_SFT9001_PAIR_OPEN:
627 		return (EFX_PHY_CABLE_STATUS_OPEN);
628 	case MC_CMD_POLL_BIST_SFT9001_PAIR_OK:
629 		return (EFX_PHY_CABLE_STATUS_OK);
630 	default:
631 		return (EFX_PHY_CABLE_STATUS_INVALID);
632 	}
633 }
634 
635 	__checkReturn		efx_rc_t
636 siena_phy_bist_poll(
637 	__in			efx_nic_t *enp,
638 	__in			efx_bist_type_t type,
639 	__out			efx_bist_result_t *resultp,
640 	__out_opt __drv_when(count > 0, __notnull)
641 	uint32_t *value_maskp,
642 	__out_ecount_opt(count)	__drv_when(count > 0, __notnull)
643 	unsigned long *valuesp,
644 	__in			size_t count)
645 {
646 	efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
647 	uint8_t payload[MAX(MC_CMD_POLL_BIST_IN_LEN,
648 			    MCDI_CTL_SDU_LEN_MAX)];
649 	uint32_t value_mask = 0;
650 	efx_mcdi_req_t req;
651 	uint32_t result;
652 	efx_rc_t rc;
653 
654 	(void) memset(payload, 0, sizeof (payload));
655 	req.emr_cmd = MC_CMD_POLL_BIST;
656 	req.emr_in_buf = payload;
657 	req.emr_in_length = MC_CMD_POLL_BIST_IN_LEN;
658 	req.emr_out_buf = payload;
659 	req.emr_out_length = MCDI_CTL_SDU_LEN_MAX;
660 
661 	efx_mcdi_execute(enp, &req);
662 
663 	if (req.emr_rc != 0) {
664 		rc = req.emr_rc;
665 		goto fail1;
666 	}
667 
668 	if (req.emr_out_length_used < MC_CMD_POLL_BIST_OUT_RESULT_OFST + 4) {
669 		rc = EMSGSIZE;
670 		goto fail2;
671 	}
672 
673 	if (count > 0)
674 		(void) memset(valuesp, '\0', count * sizeof (unsigned long));
675 
676 	result = MCDI_OUT_DWORD(req, POLL_BIST_OUT_RESULT);
677 
678 	/* Extract PHY specific results */
679 	if (result == MC_CMD_POLL_BIST_PASSED &&
680 	    encp->enc_phy_type == EFX_PHY_SFT9001B &&
681 	    req.emr_out_length_used >= MC_CMD_POLL_BIST_OUT_SFT9001_LEN &&
682 	    (type == EFX_BIST_TYPE_PHY_CABLE_SHORT ||
683 	    type == EFX_BIST_TYPE_PHY_CABLE_LONG)) {
684 		uint16_t word;
685 
686 		if (count > EFX_BIST_PHY_CABLE_LENGTH_A) {
687 			if (valuesp != NULL)
688 				valuesp[EFX_BIST_PHY_CABLE_LENGTH_A] =
689 				    MCDI_OUT_DWORD(req,
690 				    POLL_BIST_OUT_SFT9001_CABLE_LENGTH_A);
691 			value_mask |= (1 << EFX_BIST_PHY_CABLE_LENGTH_A);
692 		}
693 
694 		if (count > EFX_BIST_PHY_CABLE_LENGTH_B) {
695 			if (valuesp != NULL)
696 				valuesp[EFX_BIST_PHY_CABLE_LENGTH_B] =
697 				    MCDI_OUT_DWORD(req,
698 				    POLL_BIST_OUT_SFT9001_CABLE_LENGTH_B);
699 			value_mask |= (1 << EFX_BIST_PHY_CABLE_LENGTH_B);
700 		}
701 
702 		if (count > EFX_BIST_PHY_CABLE_LENGTH_C) {
703 			if (valuesp != NULL)
704 				valuesp[EFX_BIST_PHY_CABLE_LENGTH_C] =
705 				    MCDI_OUT_DWORD(req,
706 				    POLL_BIST_OUT_SFT9001_CABLE_LENGTH_C);
707 			value_mask |= (1 << EFX_BIST_PHY_CABLE_LENGTH_C);
708 		}
709 
710 		if (count > EFX_BIST_PHY_CABLE_LENGTH_D) {
711 			if (valuesp != NULL)
712 				valuesp[EFX_BIST_PHY_CABLE_LENGTH_D] =
713 				    MCDI_OUT_DWORD(req,
714 				    POLL_BIST_OUT_SFT9001_CABLE_LENGTH_D);
715 			value_mask |= (1 << EFX_BIST_PHY_CABLE_LENGTH_D);
716 		}
717 
718 		if (count > EFX_BIST_PHY_CABLE_STATUS_A) {
719 			if (valuesp != NULL) {
720 				word = MCDI_OUT_WORD(req,
721 				    POLL_BIST_OUT_SFT9001_CABLE_STATUS_A);
722 				valuesp[EFX_BIST_PHY_CABLE_STATUS_A] =
723 				    siena_phy_sft9001_bist_status(word);
724 			}
725 			value_mask |= (1 << EFX_BIST_PHY_CABLE_STATUS_A);
726 		}
727 
728 		if (count > EFX_BIST_PHY_CABLE_STATUS_B) {
729 			if (valuesp != NULL) {
730 				word = MCDI_OUT_WORD(req,
731 				    POLL_BIST_OUT_SFT9001_CABLE_STATUS_B);
732 				valuesp[EFX_BIST_PHY_CABLE_STATUS_B] =
733 				    siena_phy_sft9001_bist_status(word);
734 			}
735 			value_mask |= (1 << EFX_BIST_PHY_CABLE_STATUS_B);
736 		}
737 
738 		if (count > EFX_BIST_PHY_CABLE_STATUS_C) {
739 			if (valuesp != NULL) {
740 				word = MCDI_OUT_WORD(req,
741 				    POLL_BIST_OUT_SFT9001_CABLE_STATUS_C);
742 				valuesp[EFX_BIST_PHY_CABLE_STATUS_C] =
743 				    siena_phy_sft9001_bist_status(word);
744 			}
745 			value_mask |= (1 << EFX_BIST_PHY_CABLE_STATUS_C);
746 		}
747 
748 		if (count > EFX_BIST_PHY_CABLE_STATUS_D) {
749 			if (valuesp != NULL) {
750 				word = MCDI_OUT_WORD(req,
751 				    POLL_BIST_OUT_SFT9001_CABLE_STATUS_D);
752 				valuesp[EFX_BIST_PHY_CABLE_STATUS_D] =
753 				    siena_phy_sft9001_bist_status(word);
754 			}
755 			value_mask |= (1 << EFX_BIST_PHY_CABLE_STATUS_D);
756 		}
757 
758 	} else if (result == MC_CMD_POLL_BIST_FAILED &&
759 		    encp->enc_phy_type == EFX_PHY_QLX111V &&
760 		    req.emr_out_length >= MC_CMD_POLL_BIST_OUT_MRSFP_LEN &&
761 		    count > EFX_BIST_FAULT_CODE) {
762 		if (valuesp != NULL)
763 			valuesp[EFX_BIST_FAULT_CODE] =
764 			    MCDI_OUT_DWORD(req, POLL_BIST_OUT_MRSFP_TEST);
765 		value_mask |= 1 << EFX_BIST_FAULT_CODE;
766 	}
767 
768 	if (value_maskp != NULL)
769 		*value_maskp = value_mask;
770 
771 	EFSYS_ASSERT(resultp != NULL);
772 	if (result == MC_CMD_POLL_BIST_RUNNING)
773 		*resultp = EFX_BIST_RESULT_RUNNING;
774 	else if (result == MC_CMD_POLL_BIST_PASSED)
775 		*resultp = EFX_BIST_RESULT_PASSED;
776 	else
777 		*resultp = EFX_BIST_RESULT_FAILED;
778 
779 	return (0);
780 
781 fail2:
782 	EFSYS_PROBE(fail2);
783 fail1:
784 	EFSYS_PROBE1(fail1, efx_rc_t, rc);
785 
786 	return (rc);
787 }
788 
789 			void
790 siena_phy_bist_stop(
791 	__in		efx_nic_t *enp,
792 	__in		efx_bist_type_t type)
793 {
794 	/* There is no way to stop BIST on Siena */
795 	_NOTE(ARGUNUSED(enp, type))
796 }
797 
798 #endif	/* EFSYS_OPT_BIST */
799 
800 #endif	/* EFSYS_OPT_SIENA */
801