1 /*
2 * Copyright (c) 2007-2015 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 "efx.h"
32 #include "efx_impl.h"
33
34
35 #if EFSYS_OPT_SIENA
36 static const efx_phy_ops_t __efx_phy_siena_ops = {
37 siena_phy_power, /* epo_power */
38 NULL, /* epo_reset */
39 siena_phy_reconfigure, /* epo_reconfigure */
40 siena_phy_verify, /* epo_verify */
41 siena_phy_oui_get, /* epo_oui_get */
42 #if EFSYS_OPT_PHY_STATS
43 siena_phy_stats_update, /* epo_stats_update */
44 #endif /* EFSYS_OPT_PHY_STATS */
45 #if EFSYS_OPT_BIST
46 NULL, /* epo_bist_enable_offline */
47 siena_phy_bist_start, /* epo_bist_start */
48 siena_phy_bist_poll, /* epo_bist_poll */
49 siena_phy_bist_stop, /* epo_bist_stop */
50 #endif /* EFSYS_OPT_BIST */
51 };
52 #endif /* EFSYS_OPT_SIENA */
53
54 #if EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD
55 static const efx_phy_ops_t __efx_phy_ef10_ops = {
56 ef10_phy_power, /* epo_power */
57 NULL, /* epo_reset */
58 ef10_phy_reconfigure, /* epo_reconfigure */
59 ef10_phy_verify, /* epo_verify */
60 ef10_phy_oui_get, /* epo_oui_get */
61 #if EFSYS_OPT_PHY_STATS
62 ef10_phy_stats_update, /* epo_stats_update */
63 #endif /* EFSYS_OPT_PHY_STATS */
64 #if EFSYS_OPT_BIST
65 /* FIXME: Are these BIST methods appropriate for Medford? */
66 hunt_bist_enable_offline, /* epo_bist_enable_offline */
67 hunt_bist_start, /* epo_bist_start */
68 hunt_bist_poll, /* epo_bist_poll */
69 hunt_bist_stop, /* epo_bist_stop */
70 #endif /* EFSYS_OPT_BIST */
71 };
72 #endif /* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD */
73
74 __checkReturn efx_rc_t
efx_phy_probe(__in efx_nic_t * enp)75 efx_phy_probe(
76 __in efx_nic_t *enp)
77 {
78 efx_port_t *epp = &(enp->en_port);
79 efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
80 const efx_phy_ops_t *epop;
81 efx_rc_t rc;
82
83 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
84
85 epp->ep_port = encp->enc_port;
86 epp->ep_phy_type = encp->enc_phy_type;
87
88 /* Hook in operations structure */
89 switch (enp->en_family) {
90 #if EFSYS_OPT_SIENA
91 case EFX_FAMILY_SIENA:
92 epop = &__efx_phy_siena_ops;
93 break;
94 #endif /* EFSYS_OPT_SIENA */
95 #if EFSYS_OPT_HUNTINGTON
96 case EFX_FAMILY_HUNTINGTON:
97 epop = &__efx_phy_ef10_ops;
98 break;
99 #endif /* EFSYS_OPT_HUNTINGTON */
100 #if EFSYS_OPT_MEDFORD
101 case EFX_FAMILY_MEDFORD:
102 epop = &__efx_phy_ef10_ops;
103 break;
104 #endif /* EFSYS_OPT_MEDFORD */
105 default:
106 rc = ENOTSUP;
107 goto fail1;
108 }
109
110 epp->ep_epop = epop;
111
112 return (0);
113
114 fail1:
115 EFSYS_PROBE1(fail1, efx_rc_t, rc);
116
117 epp->ep_port = 0;
118 epp->ep_phy_type = 0;
119
120 return (rc);
121 }
122
123 __checkReturn efx_rc_t
efx_phy_verify(__in efx_nic_t * enp)124 efx_phy_verify(
125 __in efx_nic_t *enp)
126 {
127 efx_port_t *epp = &(enp->en_port);
128 const efx_phy_ops_t *epop = epp->ep_epop;
129
130 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
131 EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PORT);
132
133 return (epop->epo_verify(enp));
134 }
135
136 #if EFSYS_OPT_PHY_LED_CONTROL
137
138 __checkReturn efx_rc_t
efx_phy_led_set(__in efx_nic_t * enp,__in efx_phy_led_mode_t mode)139 efx_phy_led_set(
140 __in efx_nic_t *enp,
141 __in efx_phy_led_mode_t mode)
142 {
143 efx_nic_cfg_t *encp = (&enp->en_nic_cfg);
144 efx_port_t *epp = &(enp->en_port);
145 const efx_phy_ops_t *epop = epp->ep_epop;
146 uint32_t mask;
147 efx_rc_t rc;
148
149 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
150 EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PORT);
151
152 if (epp->ep_phy_led_mode == mode)
153 goto done;
154
155 mask = (1 << EFX_PHY_LED_DEFAULT);
156 mask |= encp->enc_led_mask;
157
158 if (!((1 << mode) & mask)) {
159 rc = ENOTSUP;
160 goto fail1;
161 }
162
163 EFSYS_ASSERT3U(mode, <, EFX_PHY_LED_NMODES);
164 epp->ep_phy_led_mode = mode;
165
166 if ((rc = epop->epo_reconfigure(enp)) != 0)
167 goto fail2;
168
169 done:
170 return (0);
171
172 fail2:
173 EFSYS_PROBE(fail2);
174 fail1:
175 EFSYS_PROBE1(fail1, efx_rc_t, rc);
176
177 return (rc);
178 }
179 #endif /* EFSYS_OPT_PHY_LED_CONTROL */
180
181 void
efx_phy_adv_cap_get(__in efx_nic_t * enp,__in uint32_t flag,__out uint32_t * maskp)182 efx_phy_adv_cap_get(
183 __in efx_nic_t *enp,
184 __in uint32_t flag,
185 __out uint32_t *maskp)
186 {
187 efx_port_t *epp = &(enp->en_port);
188
189 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
190 EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PROBE);
191
192 switch (flag) {
193 case EFX_PHY_CAP_CURRENT:
194 *maskp = epp->ep_adv_cap_mask;
195 break;
196 case EFX_PHY_CAP_DEFAULT:
197 *maskp = epp->ep_default_adv_cap_mask;
198 break;
199 case EFX_PHY_CAP_PERM:
200 *maskp = epp->ep_phy_cap_mask;
201 break;
202 default:
203 EFSYS_ASSERT(B_FALSE);
204 break;
205 }
206 }
207
208 __checkReturn efx_rc_t
efx_phy_adv_cap_set(__in efx_nic_t * enp,__in uint32_t mask)209 efx_phy_adv_cap_set(
210 __in efx_nic_t *enp,
211 __in uint32_t mask)
212 {
213 efx_port_t *epp = &(enp->en_port);
214 const efx_phy_ops_t *epop = epp->ep_epop;
215 uint32_t old_mask;
216 efx_rc_t rc;
217
218 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
219 EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PORT);
220
221 if ((mask & ~epp->ep_phy_cap_mask) != 0) {
222 rc = ENOTSUP;
223 goto fail1;
224 }
225
226 if (epp->ep_adv_cap_mask == mask)
227 goto done;
228
229 old_mask = epp->ep_adv_cap_mask;
230 epp->ep_adv_cap_mask = mask;
231
232 if ((rc = epop->epo_reconfigure(enp)) != 0)
233 goto fail2;
234
235 done:
236 return (0);
237
238 fail2:
239 EFSYS_PROBE(fail2);
240
241 epp->ep_adv_cap_mask = old_mask;
242 /* Reconfigure for robustness */
243 if (epop->epo_reconfigure(enp) != 0) {
244 /*
245 * We may have an inconsistent view of our advertised speed
246 * capabilities.
247 */
248 EFSYS_ASSERT(0);
249 }
250
251 fail1:
252 EFSYS_PROBE1(fail1, efx_rc_t, rc);
253
254 return (rc);
255 }
256
257 void
efx_phy_lp_cap_get(__in efx_nic_t * enp,__out uint32_t * maskp)258 efx_phy_lp_cap_get(
259 __in efx_nic_t *enp,
260 __out uint32_t *maskp)
261 {
262 efx_port_t *epp = &(enp->en_port);
263
264 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
265 EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PORT);
266
267 *maskp = epp->ep_lp_cap_mask;
268 }
269
270 __checkReturn efx_rc_t
efx_phy_oui_get(__in efx_nic_t * enp,__out uint32_t * ouip)271 efx_phy_oui_get(
272 __in efx_nic_t *enp,
273 __out uint32_t *ouip)
274 {
275 efx_port_t *epp = &(enp->en_port);
276 const efx_phy_ops_t *epop = epp->ep_epop;
277
278 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
279 EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PORT);
280
281 return (epop->epo_oui_get(enp, ouip));
282 }
283
284 void
efx_phy_media_type_get(__in efx_nic_t * enp,__out efx_phy_media_type_t * typep)285 efx_phy_media_type_get(
286 __in efx_nic_t *enp,
287 __out efx_phy_media_type_t *typep)
288 {
289 efx_port_t *epp = &(enp->en_port);
290
291 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
292 EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PORT);
293
294 if (epp->ep_module_type != EFX_PHY_MEDIA_INVALID)
295 *typep = epp->ep_module_type;
296 else
297 *typep = epp->ep_fixed_port_type;
298 }
299
300 __checkReturn efx_rc_t
efx_phy_module_get_info(__in efx_nic_t * enp,__in uint8_t dev_addr,__in uint8_t offset,__in uint8_t len,__out_bcount (len)uint8_t * data)301 efx_phy_module_get_info(
302 __in efx_nic_t *enp,
303 __in uint8_t dev_addr,
304 __in uint8_t offset,
305 __in uint8_t len,
306 __out_bcount(len) uint8_t *data)
307 {
308 efx_rc_t rc;
309
310 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
311 EFSYS_ASSERT(data != NULL);
312
313 if ((uint32_t)offset + len > 0xff) {
314 rc = EINVAL;
315 goto fail1;
316 }
317
318 if ((rc = efx_mcdi_phy_module_get_info(enp, dev_addr,
319 offset, len, data)) != 0)
320 goto fail2;
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 #if EFSYS_OPT_PHY_STATS
333
334 #if EFSYS_OPT_NAMES
335
336 /* START MKCONFIG GENERATED PhyStatNamesBlock d5f79b4bc2c050fe */
337 static const char *__efx_phy_stat_name[] = {
338 "oui",
339 "pma_pmd_link_up",
340 "pma_pmd_rx_fault",
341 "pma_pmd_tx_fault",
342 "pma_pmd_rev_a",
343 "pma_pmd_rev_b",
344 "pma_pmd_rev_c",
345 "pma_pmd_rev_d",
346 "pcs_link_up",
347 "pcs_rx_fault",
348 "pcs_tx_fault",
349 "pcs_ber",
350 "pcs_block_errors",
351 "phy_xs_link_up",
352 "phy_xs_rx_fault",
353 "phy_xs_tx_fault",
354 "phy_xs_align",
355 "phy_xs_sync_a",
356 "phy_xs_sync_b",
357 "phy_xs_sync_c",
358 "phy_xs_sync_d",
359 "an_link_up",
360 "an_master",
361 "an_local_rx_ok",
362 "an_remote_rx_ok",
363 "cl22ext_link_up",
364 "snr_a",
365 "snr_b",
366 "snr_c",
367 "snr_d",
368 "pma_pmd_signal_a",
369 "pma_pmd_signal_b",
370 "pma_pmd_signal_c",
371 "pma_pmd_signal_d",
372 "an_complete",
373 "pma_pmd_rev_major",
374 "pma_pmd_rev_minor",
375 "pma_pmd_rev_micro",
376 "pcs_fw_version_0",
377 "pcs_fw_version_1",
378 "pcs_fw_version_2",
379 "pcs_fw_version_3",
380 "pcs_fw_build_yy",
381 "pcs_fw_build_mm",
382 "pcs_fw_build_dd",
383 "pcs_op_mode",
384 };
385
386 /* END MKCONFIG GENERATED PhyStatNamesBlock */
387
388 const char *
efx_phy_stat_name(__in efx_nic_t * enp,__in efx_phy_stat_t type)389 efx_phy_stat_name(
390 __in efx_nic_t *enp,
391 __in efx_phy_stat_t type)
392 {
393 _NOTE(ARGUNUSED(enp))
394 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
395 EFSYS_ASSERT3U(type, <, EFX_PHY_NSTATS);
396
397 return (__efx_phy_stat_name[type]);
398 }
399
400 #endif /* EFSYS_OPT_NAMES */
401
402 __checkReturn efx_rc_t
efx_phy_stats_update(__in efx_nic_t * enp,__in efsys_mem_t * esmp,__inout_ecount (EFX_PHY_NSTATS)uint32_t * stat)403 efx_phy_stats_update(
404 __in efx_nic_t *enp,
405 __in efsys_mem_t *esmp,
406 __inout_ecount(EFX_PHY_NSTATS) uint32_t *stat)
407 {
408 efx_port_t *epp = &(enp->en_port);
409 const efx_phy_ops_t *epop = epp->ep_epop;
410
411 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
412 EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PORT);
413
414 return (epop->epo_stats_update(enp, esmp, stat));
415 }
416
417 #endif /* EFSYS_OPT_PHY_STATS */
418
419
420 #if EFSYS_OPT_BIST
421
422 __checkReturn efx_rc_t
efx_bist_enable_offline(__in efx_nic_t * enp)423 efx_bist_enable_offline(
424 __in efx_nic_t *enp)
425 {
426 efx_port_t *epp = &(enp->en_port);
427 const efx_phy_ops_t *epop = epp->ep_epop;
428 efx_rc_t rc;
429
430 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
431
432 if (epop->epo_bist_enable_offline == NULL) {
433 rc = ENOTSUP;
434 goto fail1;
435 }
436
437 if ((rc = epop->epo_bist_enable_offline(enp)) != 0)
438 goto fail2;
439
440 return (0);
441
442 fail2:
443 EFSYS_PROBE(fail2);
444 fail1:
445 EFSYS_PROBE1(fail1, efx_rc_t, rc);
446
447 return (rc);
448
449 }
450
451 __checkReturn efx_rc_t
efx_bist_start(__in efx_nic_t * enp,__in efx_bist_type_t type)452 efx_bist_start(
453 __in efx_nic_t *enp,
454 __in efx_bist_type_t type)
455 {
456 efx_port_t *epp = &(enp->en_port);
457 const efx_phy_ops_t *epop = epp->ep_epop;
458 efx_rc_t rc;
459
460 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
461
462 EFSYS_ASSERT3U(type, !=, EFX_BIST_TYPE_UNKNOWN);
463 EFSYS_ASSERT3U(type, <, EFX_BIST_TYPE_NTYPES);
464 EFSYS_ASSERT3U(epp->ep_current_bist, ==, EFX_BIST_TYPE_UNKNOWN);
465
466 if (epop->epo_bist_start == NULL) {
467 rc = ENOTSUP;
468 goto fail1;
469 }
470
471 if ((rc = epop->epo_bist_start(enp, type)) != 0)
472 goto fail2;
473
474 epp->ep_current_bist = type;
475
476 return (0);
477
478 fail2:
479 EFSYS_PROBE(fail2);
480 fail1:
481 EFSYS_PROBE1(fail1, efx_rc_t, rc);
482
483 return (rc);
484 }
485
486 __checkReturn efx_rc_t
efx_bist_poll(__in efx_nic_t * enp,__in efx_bist_type_t type,__out efx_bist_result_t * resultp,__out_opt uint32_t * value_maskp,__out_ecount_opt (count)unsigned long * valuesp,__in size_t count)487 efx_bist_poll(
488 __in efx_nic_t *enp,
489 __in efx_bist_type_t type,
490 __out efx_bist_result_t *resultp,
491 __out_opt uint32_t *value_maskp,
492 __out_ecount_opt(count) unsigned long *valuesp,
493 __in size_t count)
494 {
495 efx_port_t *epp = &(enp->en_port);
496 const efx_phy_ops_t *epop = epp->ep_epop;
497 efx_rc_t rc;
498
499 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
500
501 EFSYS_ASSERT3U(type, !=, EFX_BIST_TYPE_UNKNOWN);
502 EFSYS_ASSERT3U(type, <, EFX_BIST_TYPE_NTYPES);
503 EFSYS_ASSERT3U(epp->ep_current_bist, ==, type);
504
505 EFSYS_ASSERT(epop->epo_bist_poll != NULL);
506 if (epop->epo_bist_poll == NULL) {
507 rc = ENOTSUP;
508 goto fail1;
509 }
510
511 if ((rc = epop->epo_bist_poll(enp, type, resultp, value_maskp,
512 valuesp, count)) != 0)
513 goto fail2;
514
515 return (0);
516
517 fail2:
518 EFSYS_PROBE(fail2);
519 fail1:
520 EFSYS_PROBE1(fail1, efx_rc_t, rc);
521
522 return (rc);
523 }
524
525 void
efx_bist_stop(__in efx_nic_t * enp,__in efx_bist_type_t type)526 efx_bist_stop(
527 __in efx_nic_t *enp,
528 __in efx_bist_type_t type)
529 {
530 efx_port_t *epp = &(enp->en_port);
531 const efx_phy_ops_t *epop = epp->ep_epop;
532
533 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
534
535 EFSYS_ASSERT3U(type, !=, EFX_BIST_TYPE_UNKNOWN);
536 EFSYS_ASSERT3U(type, <, EFX_BIST_TYPE_NTYPES);
537 EFSYS_ASSERT3U(epp->ep_current_bist, ==, type);
538
539 EFSYS_ASSERT(epop->epo_bist_stop != NULL);
540
541 if (epop->epo_bist_stop != NULL)
542 epop->epo_bist_stop(enp, type);
543
544 epp->ep_current_bist = EFX_BIST_TYPE_UNKNOWN;
545 }
546
547 #endif /* EFSYS_OPT_BIST */
548 void
efx_phy_unprobe(__in efx_nic_t * enp)549 efx_phy_unprobe(
550 __in efx_nic_t *enp)
551 {
552 efx_port_t *epp = &(enp->en_port);
553
554 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
555
556 epp->ep_epop = NULL;
557
558 epp->ep_adv_cap_mask = 0;
559
560 epp->ep_port = 0;
561 epp->ep_phy_type = 0;
562 }
563