1 /****************************************************************************
2 * Driver for Solarflare Solarstorm network controllers and boards
3 * Copyright 2009 Solarflare Communications Inc.
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 as published
7 * by the Free Software Foundation, incorporated herein by reference.
11 * Driver for PHY related operations via MCDI.
14 #include <linux/slab.h>
18 #include "mcdi_pcol.h"
21 struct efx_mcdi_phy_cfg {
36 efx_mcdi_get_phy_cfg(struct efx_nic *efx, struct efx_mcdi_phy_cfg *cfg)
38 u8 outbuf[MC_CMD_GET_PHY_CFG_OUT_LEN];
42 BUILD_BUG_ON(MC_CMD_GET_PHY_CFG_IN_LEN != 0);
43 BUILD_BUG_ON(MC_CMD_GET_PHY_CFG_OUT_NAME_LEN != sizeof(cfg->name));
45 rc = efx_mcdi_rpc(efx, MC_CMD_GET_PHY_CFG, NULL, 0,
46 outbuf, sizeof(outbuf), &outlen);
50 if (outlen < MC_CMD_GET_PHY_CFG_OUT_LEN) {
55 cfg->flags = MCDI_DWORD(outbuf, GET_PHY_CFG_OUT_FLAGS);
56 cfg->type = MCDI_DWORD(outbuf, GET_PHY_CFG_OUT_TYPE);
58 MCDI_DWORD(outbuf, GET_PHY_CFG_OUT_SUPPORTED_CAP);
59 cfg->channel = MCDI_DWORD(outbuf, GET_PHY_CFG_OUT_CHANNEL);
60 cfg->port = MCDI_DWORD(outbuf, GET_PHY_CFG_OUT_PRT);
61 cfg->stats_mask = MCDI_DWORD(outbuf, GET_PHY_CFG_OUT_STATS_MASK);
62 memcpy(cfg->name, MCDI_PTR(outbuf, GET_PHY_CFG_OUT_NAME),
64 cfg->media = MCDI_DWORD(outbuf, GET_PHY_CFG_OUT_MEDIA_TYPE);
65 cfg->mmd_mask = MCDI_DWORD(outbuf, GET_PHY_CFG_OUT_MMD_MASK);
66 memcpy(cfg->revision, MCDI_PTR(outbuf, GET_PHY_CFG_OUT_REVISION),
67 sizeof(cfg->revision));
72 EFX_ERR(efx, "%s: failed rc=%d\n", __func__, rc);
76 static int efx_mcdi_set_link(struct efx_nic *efx, u32 capabilities,
77 u32 flags, u32 loopback_mode,
80 u8 inbuf[MC_CMD_SET_LINK_IN_LEN];
83 BUILD_BUG_ON(MC_CMD_SET_LINK_OUT_LEN != 0);
85 MCDI_SET_DWORD(inbuf, SET_LINK_IN_CAP, capabilities);
86 MCDI_SET_DWORD(inbuf, SET_LINK_IN_FLAGS, flags);
87 MCDI_SET_DWORD(inbuf, SET_LINK_IN_LOOPBACK_MODE, loopback_mode);
88 MCDI_SET_DWORD(inbuf, SET_LINK_IN_LOOPBACK_SPEED, loopback_speed);
90 rc = efx_mcdi_rpc(efx, MC_CMD_SET_LINK, inbuf, sizeof(inbuf),
98 EFX_ERR(efx, "%s: failed rc=%d\n", __func__, rc);
102 static int efx_mcdi_loopback_modes(struct efx_nic *efx, u64 *loopback_modes)
104 u8 outbuf[MC_CMD_GET_LOOPBACK_MODES_OUT_LEN];
108 rc = efx_mcdi_rpc(efx, MC_CMD_GET_LOOPBACK_MODES, NULL, 0,
109 outbuf, sizeof(outbuf), &outlen);
113 if (outlen < MC_CMD_GET_LOOPBACK_MODES_OUT_LEN) {
118 *loopback_modes = MCDI_QWORD(outbuf, GET_LOOPBACK_MODES_SUGGESTED);
123 EFX_ERR(efx, "%s: failed rc=%d\n", __func__, rc);
127 int efx_mcdi_mdio_read(struct efx_nic *efx, unsigned int bus,
128 unsigned int prtad, unsigned int devad, u16 addr,
129 u16 *value_out, u32 *status_out)
131 u8 inbuf[MC_CMD_MDIO_READ_IN_LEN];
132 u8 outbuf[MC_CMD_MDIO_READ_OUT_LEN];
136 MCDI_SET_DWORD(inbuf, MDIO_READ_IN_BUS, bus);
137 MCDI_SET_DWORD(inbuf, MDIO_READ_IN_PRTAD, prtad);
138 MCDI_SET_DWORD(inbuf, MDIO_READ_IN_DEVAD, devad);
139 MCDI_SET_DWORD(inbuf, MDIO_READ_IN_ADDR, addr);
141 rc = efx_mcdi_rpc(efx, MC_CMD_MDIO_READ, inbuf, sizeof(inbuf),
142 outbuf, sizeof(outbuf), &outlen);
146 *value_out = (u16)MCDI_DWORD(outbuf, MDIO_READ_OUT_VALUE);
147 *status_out = MCDI_DWORD(outbuf, MDIO_READ_OUT_STATUS);
151 EFX_ERR(efx, "%s: failed rc=%d\n", __func__, rc);
155 int efx_mcdi_mdio_write(struct efx_nic *efx, unsigned int bus,
156 unsigned int prtad, unsigned int devad, u16 addr,
157 u16 value, u32 *status_out)
159 u8 inbuf[MC_CMD_MDIO_WRITE_IN_LEN];
160 u8 outbuf[MC_CMD_MDIO_WRITE_OUT_LEN];
164 MCDI_SET_DWORD(inbuf, MDIO_WRITE_IN_BUS, bus);
165 MCDI_SET_DWORD(inbuf, MDIO_WRITE_IN_PRTAD, prtad);
166 MCDI_SET_DWORD(inbuf, MDIO_WRITE_IN_DEVAD, devad);
167 MCDI_SET_DWORD(inbuf, MDIO_WRITE_IN_ADDR, addr);
168 MCDI_SET_DWORD(inbuf, MDIO_WRITE_IN_VALUE, value);
170 rc = efx_mcdi_rpc(efx, MC_CMD_MDIO_WRITE, inbuf, sizeof(inbuf),
171 outbuf, sizeof(outbuf), &outlen);
175 *status_out = MCDI_DWORD(outbuf, MDIO_WRITE_OUT_STATUS);
179 EFX_ERR(efx, "%s: failed rc=%d\n", __func__, rc);
183 static u32 mcdi_to_ethtool_cap(u32 media, u32 cap)
188 case MC_CMD_MEDIA_KX4:
189 result |= SUPPORTED_Backplane;
190 if (cap & (1 << MC_CMD_PHY_CAP_1000FDX_LBN))
191 result |= SUPPORTED_1000baseKX_Full;
192 if (cap & (1 << MC_CMD_PHY_CAP_10000FDX_LBN))
193 result |= SUPPORTED_10000baseKX4_Full;
196 case MC_CMD_MEDIA_XFP:
197 case MC_CMD_MEDIA_SFP_PLUS:
198 result |= SUPPORTED_FIBRE;
201 case MC_CMD_MEDIA_BASE_T:
202 result |= SUPPORTED_TP;
203 if (cap & (1 << MC_CMD_PHY_CAP_10HDX_LBN))
204 result |= SUPPORTED_10baseT_Half;
205 if (cap & (1 << MC_CMD_PHY_CAP_10FDX_LBN))
206 result |= SUPPORTED_10baseT_Full;
207 if (cap & (1 << MC_CMD_PHY_CAP_100HDX_LBN))
208 result |= SUPPORTED_100baseT_Half;
209 if (cap & (1 << MC_CMD_PHY_CAP_100FDX_LBN))
210 result |= SUPPORTED_100baseT_Full;
211 if (cap & (1 << MC_CMD_PHY_CAP_1000HDX_LBN))
212 result |= SUPPORTED_1000baseT_Half;
213 if (cap & (1 << MC_CMD_PHY_CAP_1000FDX_LBN))
214 result |= SUPPORTED_1000baseT_Full;
215 if (cap & (1 << MC_CMD_PHY_CAP_10000FDX_LBN))
216 result |= SUPPORTED_10000baseT_Full;
220 if (cap & (1 << MC_CMD_PHY_CAP_PAUSE_LBN))
221 result |= SUPPORTED_Pause;
222 if (cap & (1 << MC_CMD_PHY_CAP_ASYM_LBN))
223 result |= SUPPORTED_Asym_Pause;
224 if (cap & (1 << MC_CMD_PHY_CAP_AN_LBN))
225 result |= SUPPORTED_Autoneg;
230 static u32 ethtool_to_mcdi_cap(u32 cap)
234 if (cap & SUPPORTED_10baseT_Half)
235 result |= (1 << MC_CMD_PHY_CAP_10HDX_LBN);
236 if (cap & SUPPORTED_10baseT_Full)
237 result |= (1 << MC_CMD_PHY_CAP_10FDX_LBN);
238 if (cap & SUPPORTED_100baseT_Half)
239 result |= (1 << MC_CMD_PHY_CAP_100HDX_LBN);
240 if (cap & SUPPORTED_100baseT_Full)
241 result |= (1 << MC_CMD_PHY_CAP_100FDX_LBN);
242 if (cap & SUPPORTED_1000baseT_Half)
243 result |= (1 << MC_CMD_PHY_CAP_1000HDX_LBN);
244 if (cap & (SUPPORTED_1000baseT_Full | SUPPORTED_1000baseKX_Full))
245 result |= (1 << MC_CMD_PHY_CAP_1000FDX_LBN);
246 if (cap & (SUPPORTED_10000baseT_Full | SUPPORTED_10000baseKX4_Full))
247 result |= (1 << MC_CMD_PHY_CAP_10000FDX_LBN);
248 if (cap & SUPPORTED_Pause)
249 result |= (1 << MC_CMD_PHY_CAP_PAUSE_LBN);
250 if (cap & SUPPORTED_Asym_Pause)
251 result |= (1 << MC_CMD_PHY_CAP_ASYM_LBN);
252 if (cap & SUPPORTED_Autoneg)
253 result |= (1 << MC_CMD_PHY_CAP_AN_LBN);
258 static u32 efx_get_mcdi_phy_flags(struct efx_nic *efx)
260 struct efx_mcdi_phy_cfg *phy_cfg = efx->phy_data;
261 enum efx_phy_mode mode, supported;
264 /* TODO: Advertise the capabilities supported by this PHY */
266 if (phy_cfg->flags & (1 << MC_CMD_GET_PHY_CFG_TXDIS_LBN))
267 supported |= PHY_MODE_TX_DISABLED;
268 if (phy_cfg->flags & (1 << MC_CMD_GET_PHY_CFG_LOWPOWER_LBN))
269 supported |= PHY_MODE_LOW_POWER;
270 if (phy_cfg->flags & (1 << MC_CMD_GET_PHY_CFG_POWEROFF_LBN))
271 supported |= PHY_MODE_OFF;
273 mode = efx->phy_mode & supported;
276 if (mode & PHY_MODE_TX_DISABLED)
277 flags |= (1 << MC_CMD_SET_LINK_TXDIS_LBN);
278 if (mode & PHY_MODE_LOW_POWER)
279 flags |= (1 << MC_CMD_SET_LINK_LOWPOWER_LBN);
280 if (mode & PHY_MODE_OFF)
281 flags |= (1 << MC_CMD_SET_LINK_POWEROFF_LBN);
286 static u32 mcdi_to_ethtool_media(u32 media)
289 case MC_CMD_MEDIA_XAUI:
290 case MC_CMD_MEDIA_CX4:
291 case MC_CMD_MEDIA_KX4:
294 case MC_CMD_MEDIA_XFP:
295 case MC_CMD_MEDIA_SFP_PLUS:
298 case MC_CMD_MEDIA_BASE_T:
306 static int efx_mcdi_phy_probe(struct efx_nic *efx)
308 struct efx_mcdi_phy_cfg *phy_data;
309 u8 outbuf[MC_CMD_GET_LINK_OUT_LEN];
313 /* Initialise and populate phy_data */
314 phy_data = kzalloc(sizeof(*phy_data), GFP_KERNEL);
315 if (phy_data == NULL)
318 rc = efx_mcdi_get_phy_cfg(efx, phy_data);
322 /* Read initial link advertisement */
323 BUILD_BUG_ON(MC_CMD_GET_LINK_IN_LEN != 0);
324 rc = efx_mcdi_rpc(efx, MC_CMD_GET_LINK, NULL, 0,
325 outbuf, sizeof(outbuf), NULL);
329 /* Fill out nic state */
330 efx->phy_data = phy_data;
331 efx->phy_type = phy_data->type;
333 efx->mdio_bus = phy_data->channel;
334 efx->mdio.prtad = phy_data->port;
335 efx->mdio.mmds = phy_data->mmd_mask & ~(1 << MC_CMD_MMD_CLAUSE22);
336 efx->mdio.mode_support = 0;
337 if (phy_data->mmd_mask & (1 << MC_CMD_MMD_CLAUSE22))
338 efx->mdio.mode_support |= MDIO_SUPPORTS_C22;
339 if (phy_data->mmd_mask & ~(1 << MC_CMD_MMD_CLAUSE22))
340 efx->mdio.mode_support |= MDIO_SUPPORTS_C45 | MDIO_EMULATE_C22;
342 caps = MCDI_DWORD(outbuf, GET_LINK_OUT_CAP);
343 if (caps & (1 << MC_CMD_PHY_CAP_AN_LBN))
344 efx->link_advertising =
345 mcdi_to_ethtool_cap(phy_data->media, caps);
347 phy_data->forced_cap = caps;
349 /* Assert that we can map efx -> mcdi loopback modes */
350 BUILD_BUG_ON(LOOPBACK_NONE != MC_CMD_LOOPBACK_NONE);
351 BUILD_BUG_ON(LOOPBACK_DATA != MC_CMD_LOOPBACK_DATA);
352 BUILD_BUG_ON(LOOPBACK_GMAC != MC_CMD_LOOPBACK_GMAC);
353 BUILD_BUG_ON(LOOPBACK_XGMII != MC_CMD_LOOPBACK_XGMII);
354 BUILD_BUG_ON(LOOPBACK_XGXS != MC_CMD_LOOPBACK_XGXS);
355 BUILD_BUG_ON(LOOPBACK_XAUI != MC_CMD_LOOPBACK_XAUI);
356 BUILD_BUG_ON(LOOPBACK_GMII != MC_CMD_LOOPBACK_GMII);
357 BUILD_BUG_ON(LOOPBACK_SGMII != MC_CMD_LOOPBACK_SGMII);
358 BUILD_BUG_ON(LOOPBACK_XGBR != MC_CMD_LOOPBACK_XGBR);
359 BUILD_BUG_ON(LOOPBACK_XFI != MC_CMD_LOOPBACK_XFI);
360 BUILD_BUG_ON(LOOPBACK_XAUI_FAR != MC_CMD_LOOPBACK_XAUI_FAR);
361 BUILD_BUG_ON(LOOPBACK_GMII_FAR != MC_CMD_LOOPBACK_GMII_FAR);
362 BUILD_BUG_ON(LOOPBACK_SGMII_FAR != MC_CMD_LOOPBACK_SGMII_FAR);
363 BUILD_BUG_ON(LOOPBACK_XFI_FAR != MC_CMD_LOOPBACK_XFI_FAR);
364 BUILD_BUG_ON(LOOPBACK_GPHY != MC_CMD_LOOPBACK_GPHY);
365 BUILD_BUG_ON(LOOPBACK_PHYXS != MC_CMD_LOOPBACK_PHYXS);
366 BUILD_BUG_ON(LOOPBACK_PCS != MC_CMD_LOOPBACK_PCS);
367 BUILD_BUG_ON(LOOPBACK_PMAPMD != MC_CMD_LOOPBACK_PMAPMD);
368 BUILD_BUG_ON(LOOPBACK_XPORT != MC_CMD_LOOPBACK_XPORT);
369 BUILD_BUG_ON(LOOPBACK_XGMII_WS != MC_CMD_LOOPBACK_XGMII_WS);
370 BUILD_BUG_ON(LOOPBACK_XAUI_WS != MC_CMD_LOOPBACK_XAUI_WS);
371 BUILD_BUG_ON(LOOPBACK_XAUI_WS_FAR != MC_CMD_LOOPBACK_XAUI_WS_FAR);
372 BUILD_BUG_ON(LOOPBACK_XAUI_WS_NEAR != MC_CMD_LOOPBACK_XAUI_WS_NEAR);
373 BUILD_BUG_ON(LOOPBACK_GMII_WS != MC_CMD_LOOPBACK_GMII_WS);
374 BUILD_BUG_ON(LOOPBACK_XFI_WS != MC_CMD_LOOPBACK_XFI_WS);
375 BUILD_BUG_ON(LOOPBACK_XFI_WS_FAR != MC_CMD_LOOPBACK_XFI_WS_FAR);
376 BUILD_BUG_ON(LOOPBACK_PHYXS_WS != MC_CMD_LOOPBACK_PHYXS_WS);
378 rc = efx_mcdi_loopback_modes(efx, &efx->loopback_modes);
381 /* The MC indicates that LOOPBACK_NONE is a valid loopback mode,
382 * but by convention we don't */
383 efx->loopback_modes &= ~(1 << LOOPBACK_NONE);
385 /* Set the initial link mode */
386 efx_mcdi_phy_decode_link(
387 efx, &efx->link_state,
388 MCDI_DWORD(outbuf, GET_LINK_OUT_LINK_SPEED),
389 MCDI_DWORD(outbuf, GET_LINK_OUT_FLAGS),
390 MCDI_DWORD(outbuf, GET_LINK_OUT_FCNTL));
392 /* Default to Autonegotiated flow control if the PHY supports it */
393 efx->wanted_fc = EFX_FC_RX | EFX_FC_TX;
394 if (phy_data->supported_cap & (1 << MC_CMD_PHY_CAP_AN_LBN))
395 efx->wanted_fc |= EFX_FC_AUTO;
404 int efx_mcdi_phy_reconfigure(struct efx_nic *efx)
406 struct efx_mcdi_phy_cfg *phy_cfg = efx->phy_data;
407 u32 caps = (efx->link_advertising ?
408 ethtool_to_mcdi_cap(efx->link_advertising) :
409 phy_cfg->forced_cap);
411 return efx_mcdi_set_link(efx, caps, efx_get_mcdi_phy_flags(efx),
412 efx->loopback_mode, 0);
415 void efx_mcdi_phy_decode_link(struct efx_nic *efx,
416 struct efx_link_state *link_state,
417 u32 speed, u32 flags, u32 fcntl)
420 case MC_CMD_FCNTL_AUTO:
421 WARN_ON(1); /* This is not a link mode */
422 link_state->fc = EFX_FC_AUTO | EFX_FC_TX | EFX_FC_RX;
424 case MC_CMD_FCNTL_BIDIR:
425 link_state->fc = EFX_FC_TX | EFX_FC_RX;
427 case MC_CMD_FCNTL_RESPOND:
428 link_state->fc = EFX_FC_RX;
432 case MC_CMD_FCNTL_OFF:
437 link_state->up = !!(flags & (1 << MC_CMD_GET_LINK_LINK_UP_LBN));
438 link_state->fd = !!(flags & (1 << MC_CMD_GET_LINK_FULL_DUPLEX_LBN));
439 link_state->speed = speed;
442 /* Verify that the forced flow control settings (!EFX_FC_AUTO) are
443 * supported by the link partner. Warn the user if this isn't the case
445 void efx_mcdi_phy_check_fcntl(struct efx_nic *efx, u32 lpa)
447 struct efx_mcdi_phy_cfg *phy_cfg = efx->phy_data;
450 /* The link partner capabilities are only relevent if the
451 * link supports flow control autonegotiation */
452 if (~phy_cfg->supported_cap & (1 << MC_CMD_PHY_CAP_AN_LBN))
455 /* If flow control autoneg is supported and enabled, then fine */
456 if (efx->wanted_fc & EFX_FC_AUTO)
460 if (lpa & (1 << MC_CMD_PHY_CAP_PAUSE_LBN))
461 rmtadv |= ADVERTISED_Pause;
462 if (lpa & (1 << MC_CMD_PHY_CAP_ASYM_LBN))
463 rmtadv |= ADVERTISED_Asym_Pause;
465 if ((efx->wanted_fc & EFX_FC_TX) && rmtadv == ADVERTISED_Asym_Pause)
466 EFX_ERR(efx, "warning: link partner doesn't support "
470 static bool efx_mcdi_phy_poll(struct efx_nic *efx)
472 struct efx_link_state old_state = efx->link_state;
473 u8 outbuf[MC_CMD_GET_LINK_OUT_LEN];
476 WARN_ON(!mutex_is_locked(&efx->mac_lock));
478 BUILD_BUG_ON(MC_CMD_GET_LINK_IN_LEN != 0);
480 rc = efx_mcdi_rpc(efx, MC_CMD_GET_LINK, NULL, 0,
481 outbuf, sizeof(outbuf), NULL);
483 EFX_ERR(efx, "%s: failed rc=%d\n", __func__, rc);
484 efx->link_state.up = false;
486 efx_mcdi_phy_decode_link(
487 efx, &efx->link_state,
488 MCDI_DWORD(outbuf, GET_LINK_OUT_LINK_SPEED),
489 MCDI_DWORD(outbuf, GET_LINK_OUT_FLAGS),
490 MCDI_DWORD(outbuf, GET_LINK_OUT_FCNTL));
493 return !efx_link_state_equal(&efx->link_state, &old_state);
496 static void efx_mcdi_phy_remove(struct efx_nic *efx)
498 struct efx_mcdi_phy_data *phy_data = efx->phy_data;
500 efx->phy_data = NULL;
504 static void efx_mcdi_phy_get_settings(struct efx_nic *efx, struct ethtool_cmd *ecmd)
506 struct efx_mcdi_phy_cfg *phy_cfg = efx->phy_data;
507 u8 outbuf[MC_CMD_GET_LINK_OUT_LEN];
511 mcdi_to_ethtool_cap(phy_cfg->media, phy_cfg->supported_cap);
512 ecmd->advertising = efx->link_advertising;
513 ecmd->speed = efx->link_state.speed;
514 ecmd->duplex = efx->link_state.fd;
515 ecmd->port = mcdi_to_ethtool_media(phy_cfg->media);
516 ecmd->phy_address = phy_cfg->port;
517 ecmd->transceiver = XCVR_INTERNAL;
518 ecmd->autoneg = !!(efx->link_advertising & ADVERTISED_Autoneg);
519 ecmd->mdio_support = (efx->mdio.mode_support &
520 (MDIO_SUPPORTS_C45 | MDIO_SUPPORTS_C22));
522 BUILD_BUG_ON(MC_CMD_GET_LINK_IN_LEN != 0);
523 rc = efx_mcdi_rpc(efx, MC_CMD_GET_LINK, NULL, 0,
524 outbuf, sizeof(outbuf), NULL);
526 EFX_ERR(efx, "%s: failed rc=%d\n", __func__, rc);
529 ecmd->lp_advertising =
530 mcdi_to_ethtool_cap(phy_cfg->media,
531 MCDI_DWORD(outbuf, GET_LINK_OUT_LP_CAP));
534 static int efx_mcdi_phy_set_settings(struct efx_nic *efx, struct ethtool_cmd *ecmd)
536 struct efx_mcdi_phy_cfg *phy_cfg = efx->phy_data;
541 caps = (ethtool_to_mcdi_cap(ecmd->advertising) |
542 1 << MC_CMD_PHY_CAP_AN_LBN);
543 } else if (ecmd->duplex) {
544 switch (ecmd->speed) {
545 case 10: caps = 1 << MC_CMD_PHY_CAP_10FDX_LBN; break;
546 case 100: caps = 1 << MC_CMD_PHY_CAP_100FDX_LBN; break;
547 case 1000: caps = 1 << MC_CMD_PHY_CAP_1000FDX_LBN; break;
548 case 10000: caps = 1 << MC_CMD_PHY_CAP_10000FDX_LBN; break;
549 default: return -EINVAL;
552 switch (ecmd->speed) {
553 case 10: caps = 1 << MC_CMD_PHY_CAP_10HDX_LBN; break;
554 case 100: caps = 1 << MC_CMD_PHY_CAP_100HDX_LBN; break;
555 case 1000: caps = 1 << MC_CMD_PHY_CAP_1000HDX_LBN; break;
556 default: return -EINVAL;
560 rc = efx_mcdi_set_link(efx, caps, efx_get_mcdi_phy_flags(efx),
561 efx->loopback_mode, 0);
566 efx_link_set_advertising(
567 efx, ecmd->advertising | ADVERTISED_Autoneg);
568 phy_cfg->forced_cap = 0;
570 efx_link_set_advertising(efx, 0);
571 phy_cfg->forced_cap = caps;
576 static int efx_mcdi_phy_test_alive(struct efx_nic *efx)
578 u8 outbuf[MC_CMD_GET_PHY_STATE_OUT_LEN];
582 BUILD_BUG_ON(MC_CMD_GET_PHY_STATE_IN_LEN != 0);
584 rc = efx_mcdi_rpc(efx, MC_CMD_GET_PHY_STATE, NULL, 0,
585 outbuf, sizeof(outbuf), &outlen);
589 if (outlen < MC_CMD_GET_PHY_STATE_OUT_LEN)
591 if (MCDI_DWORD(outbuf, GET_PHY_STATE_STATE) != MC_CMD_PHY_STATE_OK)
597 struct efx_phy_operations efx_mcdi_phy_ops = {
598 .probe = efx_mcdi_phy_probe,
599 .init = efx_port_dummy_op_int,
600 .reconfigure = efx_mcdi_phy_reconfigure,
601 .poll = efx_mcdi_phy_poll,
602 .fini = efx_port_dummy_op_void,
603 .remove = efx_mcdi_phy_remove,
604 .get_settings = efx_mcdi_phy_get_settings,
605 .set_settings = efx_mcdi_phy_set_settings,
606 .test_alive = efx_mcdi_phy_test_alive,