xref: /dpdk/drivers/common/sfc_efx/base/ef10_phy.c (revision f5057be340e44f3edc0fe90fa875eb89a4c49b4f)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  *
3  * Copyright(c) 2019-2020 Xilinx, Inc.
4  * Copyright(c) 2012-2019 Solarflare Communications Inc.
5  */
6 
7 #include "efx.h"
8 #include "efx_impl.h"
9 
10 #if EFSYS_OPT_RIVERHEAD || EFX_OPTS_EF10()
11 
12 static			void
13 mcdi_phy_decode_cap(
14 	__in		uint32_t mcdi_cap,
15 	__out		uint32_t *maskp)
16 {
17 	uint32_t mask;
18 
19 #define	CHECK_CAP(_cap) \
20 	EFX_STATIC_ASSERT(EFX_PHY_CAP_##_cap == MC_CMD_PHY_CAP_##_cap##_LBN)
21 
22 	CHECK_CAP(10HDX);
23 	CHECK_CAP(10FDX);
24 	CHECK_CAP(100HDX);
25 	CHECK_CAP(100FDX);
26 	CHECK_CAP(1000HDX);
27 	CHECK_CAP(1000FDX);
28 	CHECK_CAP(10000FDX);
29 	CHECK_CAP(25000FDX);
30 	CHECK_CAP(40000FDX);
31 	CHECK_CAP(50000FDX);
32 	CHECK_CAP(100000FDX);
33 	CHECK_CAP(PAUSE);
34 	CHECK_CAP(ASYM);
35 	CHECK_CAP(AN);
36 	CHECK_CAP(DDM);
37 	CHECK_CAP(BASER_FEC);
38 	CHECK_CAP(BASER_FEC_REQUESTED);
39 	CHECK_CAP(RS_FEC);
40 	CHECK_CAP(RS_FEC_REQUESTED);
41 	CHECK_CAP(25G_BASER_FEC);
42 	CHECK_CAP(25G_BASER_FEC_REQUESTED);
43 #undef CHECK_CAP
44 
45 	mask = 0;
46 	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_10HDX_LBN))
47 		mask |= (1 << EFX_PHY_CAP_10HDX);
48 	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_10FDX_LBN))
49 		mask |= (1 << EFX_PHY_CAP_10FDX);
50 	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_100HDX_LBN))
51 		mask |= (1 << EFX_PHY_CAP_100HDX);
52 	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_100FDX_LBN))
53 		mask |= (1 << EFX_PHY_CAP_100FDX);
54 	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_1000HDX_LBN))
55 		mask |= (1 << EFX_PHY_CAP_1000HDX);
56 	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_1000FDX_LBN))
57 		mask |= (1 << EFX_PHY_CAP_1000FDX);
58 	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_10000FDX_LBN))
59 		mask |= (1 << EFX_PHY_CAP_10000FDX);
60 	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_25000FDX_LBN))
61 		mask |= (1 << EFX_PHY_CAP_25000FDX);
62 	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_40000FDX_LBN))
63 		mask |= (1 << EFX_PHY_CAP_40000FDX);
64 	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_50000FDX_LBN))
65 		mask |= (1 << EFX_PHY_CAP_50000FDX);
66 	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_100000FDX_LBN))
67 		mask |= (1 << EFX_PHY_CAP_100000FDX);
68 
69 	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_PAUSE_LBN))
70 		mask |= (1 << EFX_PHY_CAP_PAUSE);
71 	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_ASYM_LBN))
72 		mask |= (1 << EFX_PHY_CAP_ASYM);
73 	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_AN_LBN))
74 		mask |= (1 << EFX_PHY_CAP_AN);
75 
76 	/* FEC caps (supported on Medford2 and later) */
77 	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_BASER_FEC_LBN))
78 		mask |= (1 << EFX_PHY_CAP_BASER_FEC);
79 	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_BASER_FEC_REQUESTED_LBN))
80 		mask |= (1 << EFX_PHY_CAP_BASER_FEC_REQUESTED);
81 
82 	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_RS_FEC_LBN))
83 		mask |= (1 << EFX_PHY_CAP_RS_FEC);
84 	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_RS_FEC_REQUESTED_LBN))
85 		mask |= (1 << EFX_PHY_CAP_RS_FEC_REQUESTED);
86 
87 	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_25G_BASER_FEC_LBN))
88 		mask |= (1 << EFX_PHY_CAP_25G_BASER_FEC);
89 	if (mcdi_cap & (1 << MC_CMD_PHY_CAP_25G_BASER_FEC_REQUESTED_LBN))
90 		mask |= (1 << EFX_PHY_CAP_25G_BASER_FEC_REQUESTED);
91 
92 	*maskp = mask;
93 }
94 
95 static			void
96 mcdi_phy_decode_link_mode(
97 	__in		efx_nic_t *enp,
98 	__in		uint32_t link_flags,
99 	__in		unsigned int speed,
100 	__in		unsigned int fcntl,
101 	__in		uint32_t fec,
102 	__out		efx_link_mode_t *link_modep,
103 	__out		unsigned int *fcntlp,
104 	__out		efx_phy_fec_type_t *fecp)
105 {
106 	boolean_t fd = !!(link_flags &
107 		    (1 << MC_CMD_GET_LINK_OUT_FULL_DUPLEX_LBN));
108 	boolean_t up = !!(link_flags &
109 		    (1 << MC_CMD_GET_LINK_OUT_LINK_UP_LBN));
110 
111 	_NOTE(ARGUNUSED(enp))
112 
113 	if (!up)
114 		*link_modep = EFX_LINK_DOWN;
115 	else if (speed == 100000 && fd)
116 		*link_modep = EFX_LINK_100000FDX;
117 	else if (speed == 50000 && fd)
118 		*link_modep = EFX_LINK_50000FDX;
119 	else if (speed == 40000 && fd)
120 		*link_modep = EFX_LINK_40000FDX;
121 	else if (speed == 25000 && fd)
122 		*link_modep = EFX_LINK_25000FDX;
123 	else if (speed == 10000 && fd)
124 		*link_modep = EFX_LINK_10000FDX;
125 	else if (speed == 1000)
126 		*link_modep = fd ? EFX_LINK_1000FDX : EFX_LINK_1000HDX;
127 	else if (speed == 100)
128 		*link_modep = fd ? EFX_LINK_100FDX : EFX_LINK_100HDX;
129 	else if (speed == 10)
130 		*link_modep = fd ? EFX_LINK_10FDX : EFX_LINK_10HDX;
131 	else
132 		*link_modep = EFX_LINK_UNKNOWN;
133 
134 	if (fcntl == MC_CMD_FCNTL_OFF)
135 		*fcntlp = 0;
136 	else if (fcntl == MC_CMD_FCNTL_RESPOND)
137 		*fcntlp = EFX_FCNTL_RESPOND;
138 	else if (fcntl == MC_CMD_FCNTL_GENERATE)
139 		*fcntlp = EFX_FCNTL_GENERATE;
140 	else if (fcntl == MC_CMD_FCNTL_BIDIR)
141 		*fcntlp = EFX_FCNTL_RESPOND | EFX_FCNTL_GENERATE;
142 	else {
143 		EFSYS_PROBE1(mc_pcol_error, int, fcntl);
144 		*fcntlp = 0;
145 	}
146 
147 	switch (fec) {
148 	case MC_CMD_FEC_NONE:
149 		*fecp = EFX_PHY_FEC_NONE;
150 		break;
151 	case MC_CMD_FEC_BASER:
152 		*fecp = EFX_PHY_FEC_BASER;
153 		break;
154 	case MC_CMD_FEC_RS:
155 		*fecp = EFX_PHY_FEC_RS;
156 		break;
157 	default:
158 		EFSYS_PROBE1(mc_pcol_error, int, fec);
159 		*fecp = EFX_PHY_FEC_NONE;
160 		break;
161 	}
162 }
163 
164 
165 			void
166 ef10_phy_link_ev(
167 	__in		efx_nic_t *enp,
168 	__in		efx_qword_t *eqp,
169 	__out		efx_link_mode_t *link_modep)
170 {
171 	efx_port_t *epp = &(enp->en_port);
172 	unsigned int link_flags;
173 	unsigned int speed;
174 	unsigned int fcntl;
175 	efx_phy_fec_type_t fec = MC_CMD_FEC_NONE;
176 	efx_link_mode_t link_mode;
177 	uint32_t lp_cap_mask;
178 
179 	/*
180 	 * Convert the LINKCHANGE speed enumeration into mbit/s, in the
181 	 * same way as GET_LINK encodes the speed
182 	 */
183 	switch (MCDI_EV_FIELD(eqp, LINKCHANGE_SPEED)) {
184 	case MCDI_EVENT_LINKCHANGE_SPEED_100M:
185 		speed = 100;
186 		break;
187 	case MCDI_EVENT_LINKCHANGE_SPEED_1G:
188 		speed = 1000;
189 		break;
190 	case MCDI_EVENT_LINKCHANGE_SPEED_10G:
191 		speed = 10000;
192 		break;
193 	case MCDI_EVENT_LINKCHANGE_SPEED_25G:
194 		speed = 25000;
195 		break;
196 	case MCDI_EVENT_LINKCHANGE_SPEED_40G:
197 		speed = 40000;
198 		break;
199 	case MCDI_EVENT_LINKCHANGE_SPEED_50G:
200 		speed = 50000;
201 		break;
202 	case MCDI_EVENT_LINKCHANGE_SPEED_100G:
203 		speed = 100000;
204 		break;
205 	default:
206 		speed = 0;
207 		break;
208 	}
209 
210 	link_flags = MCDI_EV_FIELD(eqp, LINKCHANGE_LINK_FLAGS);
211 	mcdi_phy_decode_link_mode(enp, link_flags, speed,
212 				    MCDI_EV_FIELD(eqp, LINKCHANGE_FCNTL),
213 				    MC_CMD_FEC_NONE, &link_mode,
214 				    &fcntl, &fec);
215 	mcdi_phy_decode_cap(MCDI_EV_FIELD(eqp, LINKCHANGE_LP_CAP),
216 			    &lp_cap_mask);
217 
218 	/*
219 	 * It's safe to update ep_lp_cap_mask without the driver's port lock
220 	 * because presumably any concurrently running efx_port_poll() is
221 	 * only going to arrive at the same value.
222 	 *
223 	 * ep_fcntl has two meanings. It's either the link common fcntl
224 	 * (if the PHY supports AN), or it's the forced link state. If
225 	 * the former, it's safe to update the value for the same reason as
226 	 * for ep_lp_cap_mask. If the latter, then just ignore the value,
227 	 * because we can race with efx_mac_fcntl_set().
228 	 */
229 	epp->ep_lp_cap_mask = lp_cap_mask;
230 	epp->ep_fcntl = fcntl;
231 
232 	*link_modep = link_mode;
233 }
234 
235 	__checkReturn	efx_rc_t
236 ef10_phy_power(
237 	__in		efx_nic_t *enp,
238 	__in		boolean_t power)
239 {
240 	efx_rc_t rc;
241 
242 	if (!power)
243 		return (0);
244 
245 	/* Check if the PHY is a zombie */
246 	if ((rc = ef10_phy_verify(enp)) != 0)
247 		goto fail1;
248 
249 	enp->en_reset_flags |= EFX_RESET_PHY;
250 
251 	return (0);
252 
253 fail1:
254 	EFSYS_PROBE1(fail1, efx_rc_t, rc);
255 
256 	return (rc);
257 }
258 
259 	__checkReturn	efx_rc_t
260 ef10_phy_get_link(
261 	__in		efx_nic_t *enp,
262 	__out		ef10_link_state_t *elsp)
263 {
264 	efx_mcdi_req_t req;
265 	uint32_t fec;
266 	EFX_MCDI_DECLARE_BUF(payload, MC_CMD_GET_LINK_IN_LEN,
267 		MC_CMD_GET_LINK_OUT_V2_LEN);
268 	efx_rc_t rc;
269 
270 	req.emr_cmd = MC_CMD_GET_LINK;
271 	req.emr_in_buf = payload;
272 	req.emr_in_length = MC_CMD_GET_LINK_IN_LEN;
273 	req.emr_out_buf = payload;
274 	req.emr_out_length = MC_CMD_GET_LINK_OUT_V2_LEN;
275 
276 	efx_mcdi_execute(enp, &req);
277 
278 	if (req.emr_rc != 0) {
279 		rc = req.emr_rc;
280 		goto fail1;
281 	}
282 
283 	if (req.emr_out_length_used < MC_CMD_GET_LINK_OUT_LEN) {
284 		rc = EMSGSIZE;
285 		goto fail2;
286 	}
287 
288 	mcdi_phy_decode_cap(MCDI_OUT_DWORD(req, GET_LINK_OUT_CAP),
289 			    &elsp->epls.epls_adv_cap_mask);
290 	mcdi_phy_decode_cap(MCDI_OUT_DWORD(req, GET_LINK_OUT_LP_CAP),
291 			    &elsp->epls.epls_lp_cap_mask);
292 
293 	if (req.emr_out_length_used < MC_CMD_GET_LINK_OUT_V2_LEN)
294 		fec = MC_CMD_FEC_NONE;
295 	else
296 		fec = MCDI_OUT_DWORD(req, GET_LINK_OUT_V2_FEC_TYPE);
297 
298 	mcdi_phy_decode_link_mode(enp, MCDI_OUT_DWORD(req, GET_LINK_OUT_FLAGS),
299 			    MCDI_OUT_DWORD(req, GET_LINK_OUT_LINK_SPEED),
300 			    MCDI_OUT_DWORD(req, GET_LINK_OUT_FCNTL),
301 			    fec, &elsp->epls.epls_link_mode,
302 			    &elsp->epls.epls_fcntl, &elsp->epls.epls_fec);
303 
304 	if (req.emr_out_length_used < MC_CMD_GET_LINK_OUT_V2_LEN) {
305 		elsp->epls.epls_ld_cap_mask = 0;
306 	} else {
307 		mcdi_phy_decode_cap(MCDI_OUT_DWORD(req, GET_LINK_OUT_V2_LD_CAP),
308 				    &elsp->epls.epls_ld_cap_mask);
309 	}
310 
311 
312 #if EFSYS_OPT_LOOPBACK
313 	/*
314 	 * MC_CMD_LOOPBACK and EFX_LOOPBACK names are equivalent, so use the
315 	 * MCDI value directly. Agreement is checked in efx_loopback_mask().
316 	 */
317 	elsp->els_loopback = MCDI_OUT_DWORD(req, GET_LINK_OUT_LOOPBACK_MODE);
318 #endif	/* EFSYS_OPT_LOOPBACK */
319 
320 	elsp->els_mac_up = MCDI_OUT_DWORD(req, GET_LINK_OUT_MAC_FAULT) == 0;
321 
322 	return (0);
323 
324 fail2:
325 	EFSYS_PROBE(fail2);
326 fail1:
327 	EFSYS_PROBE1(fail1, efx_rc_t, rc);
328 
329 	return (rc);
330 }
331 
332 	__checkReturn	efx_rc_t
333 ef10_phy_reconfigure(
334 	__in		efx_nic_t *enp)
335 {
336 	efx_port_t *epp = &(enp->en_port);
337 	efx_mcdi_req_t req;
338 	EFX_MCDI_DECLARE_BUF(payload, MC_CMD_SET_LINK_IN_LEN,
339 		MC_CMD_SET_LINK_OUT_LEN);
340 	uint32_t cap_mask;
341 #if EFSYS_OPT_PHY_LED_CONTROL
342 	unsigned int led_mode;
343 #endif
344 	unsigned int speed;
345 	boolean_t supported;
346 	efx_rc_t rc;
347 
348 	if ((rc = efx_mcdi_link_control_supported(enp, &supported)) != 0)
349 		goto fail1;
350 	if (supported == B_FALSE)
351 		goto out;
352 
353 	req.emr_cmd = MC_CMD_SET_LINK;
354 	req.emr_in_buf = payload;
355 	req.emr_in_length = MC_CMD_SET_LINK_IN_LEN;
356 	req.emr_out_buf = payload;
357 	req.emr_out_length = MC_CMD_SET_LINK_OUT_LEN;
358 
359 	cap_mask = epp->ep_adv_cap_mask;
360 	MCDI_IN_POPULATE_DWORD_10(req, SET_LINK_IN_CAP,
361 		PHY_CAP_10HDX, (cap_mask >> EFX_PHY_CAP_10HDX) & 0x1,
362 		PHY_CAP_10FDX, (cap_mask >> EFX_PHY_CAP_10FDX) & 0x1,
363 		PHY_CAP_100HDX, (cap_mask >> EFX_PHY_CAP_100HDX) & 0x1,
364 		PHY_CAP_100FDX, (cap_mask >> EFX_PHY_CAP_100FDX) & 0x1,
365 		PHY_CAP_1000HDX, (cap_mask >> EFX_PHY_CAP_1000HDX) & 0x1,
366 		PHY_CAP_1000FDX, (cap_mask >> EFX_PHY_CAP_1000FDX) & 0x1,
367 		PHY_CAP_10000FDX, (cap_mask >> EFX_PHY_CAP_10000FDX) & 0x1,
368 		PHY_CAP_PAUSE, (cap_mask >> EFX_PHY_CAP_PAUSE) & 0x1,
369 		PHY_CAP_ASYM, (cap_mask >> EFX_PHY_CAP_ASYM) & 0x1,
370 		PHY_CAP_AN, (cap_mask >> EFX_PHY_CAP_AN) & 0x1);
371 	/* Too many fields for for POPULATE macros, so insert this afterwards */
372 	MCDI_IN_SET_DWORD_FIELD(req, SET_LINK_IN_CAP,
373 	    PHY_CAP_25000FDX, (cap_mask >> EFX_PHY_CAP_25000FDX) & 0x1);
374 	MCDI_IN_SET_DWORD_FIELD(req, SET_LINK_IN_CAP,
375 	    PHY_CAP_40000FDX, (cap_mask >> EFX_PHY_CAP_40000FDX) & 0x1);
376 	MCDI_IN_SET_DWORD_FIELD(req, SET_LINK_IN_CAP,
377 	    PHY_CAP_50000FDX, (cap_mask >> EFX_PHY_CAP_50000FDX) & 0x1);
378 	MCDI_IN_SET_DWORD_FIELD(req, SET_LINK_IN_CAP,
379 	    PHY_CAP_100000FDX, (cap_mask >> EFX_PHY_CAP_100000FDX) & 0x1);
380 
381 	MCDI_IN_SET_DWORD_FIELD(req, SET_LINK_IN_CAP,
382 	    PHY_CAP_BASER_FEC, (cap_mask >> EFX_PHY_CAP_BASER_FEC) & 0x1);
383 	MCDI_IN_SET_DWORD_FIELD(req, SET_LINK_IN_CAP,
384 	    PHY_CAP_BASER_FEC_REQUESTED,
385 	    (cap_mask >> EFX_PHY_CAP_BASER_FEC_REQUESTED) & 0x1);
386 
387 	MCDI_IN_SET_DWORD_FIELD(req, SET_LINK_IN_CAP,
388 	    PHY_CAP_RS_FEC, (cap_mask >> EFX_PHY_CAP_RS_FEC) & 0x1);
389 	MCDI_IN_SET_DWORD_FIELD(req, SET_LINK_IN_CAP,
390 	    PHY_CAP_RS_FEC_REQUESTED,
391 	    (cap_mask >> EFX_PHY_CAP_RS_FEC_REQUESTED) & 0x1);
392 
393 	MCDI_IN_SET_DWORD_FIELD(req, SET_LINK_IN_CAP,
394 	    PHY_CAP_25G_BASER_FEC,
395 	    (cap_mask >> EFX_PHY_CAP_25G_BASER_FEC) & 0x1);
396 	MCDI_IN_SET_DWORD_FIELD(req, SET_LINK_IN_CAP,
397 	    PHY_CAP_25G_BASER_FEC_REQUESTED,
398 	    (cap_mask >> EFX_PHY_CAP_25G_BASER_FEC_REQUESTED) & 0x1);
399 
400 #if EFSYS_OPT_LOOPBACK
401 	MCDI_IN_SET_DWORD(req, SET_LINK_IN_LOOPBACK_MODE,
402 		    epp->ep_loopback_type);
403 	switch (epp->ep_loopback_link_mode) {
404 	case EFX_LINK_100FDX:
405 		speed = 100;
406 		break;
407 	case EFX_LINK_1000FDX:
408 		speed = 1000;
409 		break;
410 	case EFX_LINK_10000FDX:
411 		speed = 10000;
412 		break;
413 	case EFX_LINK_25000FDX:
414 		speed = 25000;
415 		break;
416 	case EFX_LINK_40000FDX:
417 		speed = 40000;
418 		break;
419 	case EFX_LINK_50000FDX:
420 		speed = 50000;
421 		break;
422 	case EFX_LINK_100000FDX:
423 		speed = 100000;
424 		break;
425 	default:
426 		speed = 0;
427 	}
428 #else
429 	MCDI_IN_SET_DWORD(req, SET_LINK_IN_LOOPBACK_MODE, MC_CMD_LOOPBACK_NONE);
430 	speed = 0;
431 #endif	/* EFSYS_OPT_LOOPBACK */
432 	MCDI_IN_SET_DWORD(req, SET_LINK_IN_LOOPBACK_SPEED, speed);
433 
434 #if EFSYS_OPT_PHY_FLAGS
435 	MCDI_IN_SET_DWORD(req, SET_LINK_IN_FLAGS, epp->ep_phy_flags);
436 #else
437 	MCDI_IN_SET_DWORD(req, SET_LINK_IN_FLAGS, 0);
438 #endif	/* EFSYS_OPT_PHY_FLAGS */
439 
440 	efx_mcdi_execute(enp, &req);
441 
442 	if (req.emr_rc != 0) {
443 		rc = req.emr_rc;
444 		goto fail2;
445 	}
446 
447 	/* And set the blink mode */
448 	(void) memset(payload, 0, sizeof (payload));
449 	req.emr_cmd = MC_CMD_SET_ID_LED;
450 	req.emr_in_buf = payload;
451 	req.emr_in_length = MC_CMD_SET_ID_LED_IN_LEN;
452 	req.emr_out_buf = payload;
453 	req.emr_out_length = MC_CMD_SET_ID_LED_OUT_LEN;
454 
455 #if EFSYS_OPT_PHY_LED_CONTROL
456 	switch (epp->ep_phy_led_mode) {
457 	case EFX_PHY_LED_DEFAULT:
458 		led_mode = MC_CMD_LED_DEFAULT;
459 		break;
460 	case EFX_PHY_LED_OFF:
461 		led_mode = MC_CMD_LED_OFF;
462 		break;
463 	case EFX_PHY_LED_ON:
464 		led_mode = MC_CMD_LED_ON;
465 		break;
466 	default:
467 		EFSYS_ASSERT(0);
468 		led_mode = MC_CMD_LED_DEFAULT;
469 	}
470 
471 	MCDI_IN_SET_DWORD(req, SET_ID_LED_IN_STATE, led_mode);
472 #else
473 	MCDI_IN_SET_DWORD(req, SET_ID_LED_IN_STATE, MC_CMD_LED_DEFAULT);
474 #endif	/* EFSYS_OPT_PHY_LED_CONTROL */
475 
476 	efx_mcdi_execute(enp, &req);
477 
478 	if (req.emr_rc != 0) {
479 		rc = req.emr_rc;
480 		goto fail3;
481 	}
482 out:
483 	return (0);
484 
485 fail3:
486 	EFSYS_PROBE(fail3);
487 fail2:
488 	EFSYS_PROBE(fail2);
489 fail1:
490 	EFSYS_PROBE1(fail1, efx_rc_t, rc);
491 
492 	return (rc);
493 }
494 
495 	__checkReturn	efx_rc_t
496 ef10_phy_verify(
497 	__in		efx_nic_t *enp)
498 {
499 	efx_mcdi_req_t req;
500 	EFX_MCDI_DECLARE_BUF(payload, MC_CMD_GET_PHY_STATE_IN_LEN,
501 		MC_CMD_GET_PHY_STATE_OUT_LEN);
502 	uint32_t state;
503 	efx_rc_t rc;
504 
505 	req.emr_cmd = MC_CMD_GET_PHY_STATE;
506 	req.emr_in_buf = payload;
507 	req.emr_in_length = MC_CMD_GET_PHY_STATE_IN_LEN;
508 	req.emr_out_buf = payload;
509 	req.emr_out_length = MC_CMD_GET_PHY_STATE_OUT_LEN;
510 
511 	efx_mcdi_execute(enp, &req);
512 
513 	if (req.emr_rc != 0) {
514 		rc = req.emr_rc;
515 		goto fail1;
516 	}
517 
518 	if (req.emr_out_length_used < MC_CMD_GET_PHY_STATE_OUT_LEN) {
519 		rc = EMSGSIZE;
520 		goto fail2;
521 	}
522 
523 	state = MCDI_OUT_DWORD(req, GET_PHY_STATE_OUT_STATE);
524 	if (state != MC_CMD_PHY_STATE_OK) {
525 		if (state != MC_CMD_PHY_STATE_ZOMBIE)
526 			EFSYS_PROBE1(mc_pcol_error, int, state);
527 		rc = ENOTACTIVE;
528 		goto fail3;
529 	}
530 
531 	return (0);
532 
533 fail3:
534 	EFSYS_PROBE(fail3);
535 fail2:
536 	EFSYS_PROBE(fail2);
537 fail1:
538 	EFSYS_PROBE1(fail1, efx_rc_t, rc);
539 
540 	return (rc);
541 }
542 
543 	__checkReturn	efx_rc_t
544 ef10_phy_oui_get(
545 	__in		efx_nic_t *enp,
546 	__out		uint32_t *ouip)
547 {
548 	_NOTE(ARGUNUSED(enp, ouip))
549 
550 	return (ENOTSUP);
551 }
552 
553 	__checkReturn	efx_rc_t
554 ef10_phy_link_state_get(
555 	__in		efx_nic_t *enp,
556 	__out		efx_phy_link_state_t  *eplsp)
557 {
558 	efx_rc_t rc;
559 	ef10_link_state_t els;
560 
561 	/* Obtain the active link state */
562 	if ((rc = ef10_phy_get_link(enp, &els)) != 0)
563 		goto fail1;
564 
565 	*eplsp = els.epls;
566 
567 	return (0);
568 
569 fail1:
570 	EFSYS_PROBE1(fail1, efx_rc_t, rc);
571 
572 	return (rc);
573 }
574 
575 
576 #if EFSYS_OPT_PHY_STATS
577 
578 	__checkReturn				efx_rc_t
579 ef10_phy_stats_update(
580 	__in					efx_nic_t *enp,
581 	__in					efsys_mem_t *esmp,
582 	__inout_ecount(EFX_PHY_NSTATS)		uint32_t *stat)
583 {
584 	/* TBD: no stats support in firmware yet */
585 	_NOTE(ARGUNUSED(enp, esmp))
586 	memset(stat, 0, EFX_PHY_NSTATS * sizeof (*stat));
587 
588 	return (0);
589 }
590 
591 #endif	/* EFSYS_OPT_PHY_STATS */
592 
593 #if EFSYS_OPT_BIST
594 
595 	__checkReturn		efx_rc_t
596 ef10_bist_enable_offline(
597 	__in			efx_nic_t *enp)
598 {
599 	efx_rc_t rc;
600 
601 	if ((rc = efx_mcdi_bist_enable_offline(enp)) != 0)
602 		goto fail1;
603 
604 	return (0);
605 
606 fail1:
607 	EFSYS_PROBE1(fail1, efx_rc_t, rc);
608 
609 	return (rc);
610 }
611 
612 	__checkReturn		efx_rc_t
613 ef10_bist_start(
614 	__in			efx_nic_t *enp,
615 	__in			efx_bist_type_t type)
616 {
617 	efx_rc_t rc;
618 
619 	if ((rc = efx_mcdi_bist_start(enp, type)) != 0)
620 		goto fail1;
621 
622 	return (0);
623 
624 fail1:
625 	EFSYS_PROBE1(fail1, efx_rc_t, rc);
626 
627 	return (rc);
628 }
629 
630 	__checkReturn		efx_rc_t
631 ef10_bist_poll(
632 	__in			efx_nic_t *enp,
633 	__in			efx_bist_type_t type,
634 	__out			efx_bist_result_t *resultp,
635 	__out_opt __drv_when(count > 0, __notnull)
636 	uint32_t *value_maskp,
637 	__out_ecount_opt(count)	__drv_when(count > 0, __notnull)
638 	unsigned long *valuesp,
639 	__in			size_t count)
640 {
641 	/*
642 	 * MCDI_CTL_SDU_LEN_MAX_V1 is large enough cover all BIST results,
643 	 * whilst not wasting stack.
644 	 */
645 	EFX_MCDI_DECLARE_BUF(payload, MC_CMD_POLL_BIST_IN_LEN,
646 		MCDI_CTL_SDU_LEN_MAX_V1);
647 	efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
648 	efx_mcdi_req_t req;
649 	uint32_t value_mask = 0;
650 	uint32_t result;
651 	efx_rc_t rc;
652 
653 	EFX_STATIC_ASSERT(MC_CMD_POLL_BIST_OUT_LEN <=
654 	    MCDI_CTL_SDU_LEN_MAX_V1);
655 	EFX_STATIC_ASSERT(MC_CMD_POLL_BIST_OUT_SFT9001_LEN <=
656 	    MCDI_CTL_SDU_LEN_MAX_V1);
657 	EFX_STATIC_ASSERT(MC_CMD_POLL_BIST_OUT_MRSFP_LEN <=
658 	    MCDI_CTL_SDU_LEN_MAX_V1);
659 	EFX_STATIC_ASSERT(MC_CMD_POLL_BIST_OUT_MEM_LEN <=
660 	    MCDI_CTL_SDU_LEN_MAX_V1);
661 
662 	_NOTE(ARGUNUSED(type))
663 
664 	req.emr_cmd = MC_CMD_POLL_BIST;
665 	req.emr_in_buf = payload;
666 	req.emr_in_length = MC_CMD_POLL_BIST_IN_LEN;
667 	req.emr_out_buf = payload;
668 	req.emr_out_length = MCDI_CTL_SDU_LEN_MAX_V1;
669 
670 	efx_mcdi_execute(enp, &req);
671 
672 	if (req.emr_rc != 0) {
673 		rc = req.emr_rc;
674 		goto fail1;
675 	}
676 
677 	if (req.emr_out_length_used < MC_CMD_POLL_BIST_OUT_RESULT_OFST + 4) {
678 		rc = EMSGSIZE;
679 		goto fail2;
680 	}
681 
682 	if (count > 0)
683 		(void) memset(valuesp, '\0', count * sizeof (unsigned long));
684 
685 	result = MCDI_OUT_DWORD(req, POLL_BIST_OUT_RESULT);
686 
687 	if (result == MC_CMD_POLL_BIST_FAILED &&
688 	    req.emr_out_length >= MC_CMD_POLL_BIST_OUT_MEM_LEN &&
689 	    count > EFX_BIST_MEM_ECC_FATAL) {
690 		if (valuesp != NULL) {
691 			valuesp[EFX_BIST_MEM_TEST] =
692 			    MCDI_OUT_DWORD(req, POLL_BIST_OUT_MEM_TEST);
693 			valuesp[EFX_BIST_MEM_ADDR] =
694 			    MCDI_OUT_DWORD(req, POLL_BIST_OUT_MEM_ADDR);
695 			valuesp[EFX_BIST_MEM_BUS] =
696 			    MCDI_OUT_DWORD(req, POLL_BIST_OUT_MEM_BUS);
697 			valuesp[EFX_BIST_MEM_EXPECT] =
698 			    MCDI_OUT_DWORD(req, POLL_BIST_OUT_MEM_EXPECT);
699 			valuesp[EFX_BIST_MEM_ACTUAL] =
700 			    MCDI_OUT_DWORD(req, POLL_BIST_OUT_MEM_ACTUAL);
701 			valuesp[EFX_BIST_MEM_ECC] =
702 			    MCDI_OUT_DWORD(req, POLL_BIST_OUT_MEM_ECC);
703 			valuesp[EFX_BIST_MEM_ECC_PARITY] =
704 			    MCDI_OUT_DWORD(req, POLL_BIST_OUT_MEM_ECC_PARITY);
705 			valuesp[EFX_BIST_MEM_ECC_FATAL] =
706 			    MCDI_OUT_DWORD(req, POLL_BIST_OUT_MEM_ECC_FATAL);
707 		}
708 		value_mask |= (1 << EFX_BIST_MEM_TEST) |
709 		    (1 << EFX_BIST_MEM_ADDR) |
710 		    (1 << EFX_BIST_MEM_BUS) |
711 		    (1 << EFX_BIST_MEM_EXPECT) |
712 		    (1 << EFX_BIST_MEM_ACTUAL) |
713 		    (1 << EFX_BIST_MEM_ECC) |
714 		    (1 << EFX_BIST_MEM_ECC_PARITY) |
715 		    (1 << EFX_BIST_MEM_ECC_FATAL);
716 	} else if (result == MC_CMD_POLL_BIST_FAILED &&
717 	    encp->enc_phy_type == EFX_PHY_XFI_FARMI &&
718 	    req.emr_out_length >= MC_CMD_POLL_BIST_OUT_MRSFP_LEN &&
719 	    count > EFX_BIST_FAULT_CODE) {
720 		if (valuesp != NULL)
721 			valuesp[EFX_BIST_FAULT_CODE] =
722 			    MCDI_OUT_DWORD(req, POLL_BIST_OUT_MRSFP_TEST);
723 		value_mask |= 1 << EFX_BIST_FAULT_CODE;
724 	}
725 
726 	if (value_maskp != NULL)
727 		*value_maskp = value_mask;
728 
729 	EFSYS_ASSERT(resultp != NULL);
730 	if (result == MC_CMD_POLL_BIST_RUNNING)
731 		*resultp = EFX_BIST_RESULT_RUNNING;
732 	else if (result == MC_CMD_POLL_BIST_PASSED)
733 		*resultp = EFX_BIST_RESULT_PASSED;
734 	else
735 		*resultp = EFX_BIST_RESULT_FAILED;
736 
737 	return (0);
738 
739 fail2:
740 	EFSYS_PROBE(fail2);
741 fail1:
742 	EFSYS_PROBE1(fail1, efx_rc_t, rc);
743 
744 	return (rc);
745 }
746 
747 			void
748 ef10_bist_stop(
749 	__in		efx_nic_t *enp,
750 	__in		efx_bist_type_t type)
751 {
752 	/* There is no way to stop BIST on EF10. */
753 	_NOTE(ARGUNUSED(enp, type))
754 }
755 
756 #endif	/* EFSYS_OPT_BIST */
757 
758 #endif	/* EFSYS_OPT_RIVERHEAD || EFX_OPTS_EF10() */
759