diff options
Diffstat (limited to 'drivers/net/sfc/mcdi_phy.c')
-rw-r--r-- | drivers/net/sfc/mcdi_phy.c | 93 |
1 files changed, 35 insertions, 58 deletions
diff --git a/drivers/net/sfc/mcdi_phy.c b/drivers/net/sfc/mcdi_phy.c index 0e1bcc5a0d52..eb694af7a473 100644 --- a/drivers/net/sfc/mcdi_phy.c +++ b/drivers/net/sfc/mcdi_phy.c | |||
@@ -304,31 +304,47 @@ static u32 mcdi_to_ethtool_media(u32 media) | |||
304 | 304 | ||
305 | static int efx_mcdi_phy_probe(struct efx_nic *efx) | 305 | static int efx_mcdi_phy_probe(struct efx_nic *efx) |
306 | { | 306 | { |
307 | struct efx_mcdi_phy_cfg *phy_cfg; | 307 | struct efx_mcdi_phy_cfg *phy_data; |
308 | u8 outbuf[MC_CMD_GET_LINK_OUT_LEN]; | ||
309 | u32 caps; | ||
308 | int rc; | 310 | int rc; |
309 | 311 | ||
310 | /* TODO: Move phy_data initialisation to | 312 | /* Initialise and populate phy_data */ |
311 | * phy_op->probe/remove, rather than init/fini */ | 313 | phy_data = kzalloc(sizeof(*phy_data), GFP_KERNEL); |
312 | phy_cfg = kzalloc(sizeof(*phy_cfg), GFP_KERNEL); | 314 | if (phy_data == NULL) |
313 | if (phy_cfg == NULL) { | 315 | return -ENOMEM; |
314 | rc = -ENOMEM; | 316 | |
315 | goto fail_alloc; | 317 | rc = efx_mcdi_get_phy_cfg(efx, phy_data); |
316 | } | ||
317 | rc = efx_mcdi_get_phy_cfg(efx, phy_cfg); | ||
318 | if (rc != 0) | 318 | if (rc != 0) |
319 | goto fail; | 319 | goto fail; |
320 | 320 | ||
321 | efx->phy_type = phy_cfg->type; | 321 | /* Read initial link advertisement */ |
322 | BUILD_BUG_ON(MC_CMD_GET_LINK_IN_LEN != 0); | ||
323 | rc = efx_mcdi_rpc(efx, MC_CMD_GET_LINK, NULL, 0, | ||
324 | outbuf, sizeof(outbuf), NULL); | ||
325 | if (rc) | ||
326 | goto fail; | ||
327 | |||
328 | /* Fill out nic state */ | ||
329 | efx->phy_data = phy_data; | ||
330 | efx->phy_type = phy_data->type; | ||
322 | 331 | ||
323 | efx->mdio_bus = phy_cfg->channel; | 332 | efx->mdio_bus = phy_data->channel; |
324 | efx->mdio.prtad = phy_cfg->port; | 333 | efx->mdio.prtad = phy_data->port; |
325 | efx->mdio.mmds = phy_cfg->mmd_mask & ~(1 << MC_CMD_MMD_CLAUSE22); | 334 | efx->mdio.mmds = phy_data->mmd_mask & ~(1 << MC_CMD_MMD_CLAUSE22); |
326 | efx->mdio.mode_support = 0; | 335 | efx->mdio.mode_support = 0; |
327 | if (phy_cfg->mmd_mask & (1 << MC_CMD_MMD_CLAUSE22)) | 336 | if (phy_data->mmd_mask & (1 << MC_CMD_MMD_CLAUSE22)) |
328 | efx->mdio.mode_support |= MDIO_SUPPORTS_C22; | 337 | efx->mdio.mode_support |= MDIO_SUPPORTS_C22; |
329 | if (phy_cfg->mmd_mask & ~(1 << MC_CMD_MMD_CLAUSE22)) | 338 | if (phy_data->mmd_mask & ~(1 << MC_CMD_MMD_CLAUSE22)) |
330 | efx->mdio.mode_support |= MDIO_SUPPORTS_C45 | MDIO_EMULATE_C22; | 339 | efx->mdio.mode_support |= MDIO_SUPPORTS_C45 | MDIO_EMULATE_C22; |
331 | 340 | ||
341 | caps = MCDI_DWORD(outbuf, GET_LINK_OUT_CAP); | ||
342 | if (caps & (1 << MC_CMD_PHY_CAP_AN_LBN)) | ||
343 | efx->link_advertising = | ||
344 | mcdi_to_ethtool_cap(phy_data->media, caps); | ||
345 | else | ||
346 | phy_data->forced_cap = caps; | ||
347 | |||
332 | /* Assert that we can map efx -> mcdi loopback modes */ | 348 | /* Assert that we can map efx -> mcdi loopback modes */ |
333 | BUILD_BUG_ON(LOOPBACK_NONE != MC_CMD_LOOPBACK_NONE); | 349 | BUILD_BUG_ON(LOOPBACK_NONE != MC_CMD_LOOPBACK_NONE); |
334 | BUILD_BUG_ON(LOOPBACK_DATA != MC_CMD_LOOPBACK_DATA); | 350 | BUILD_BUG_ON(LOOPBACK_DATA != MC_CMD_LOOPBACK_DATA); |
@@ -365,46 +381,6 @@ static int efx_mcdi_phy_probe(struct efx_nic *efx) | |||
365 | * but by convention we don't */ | 381 | * but by convention we don't */ |
366 | efx->loopback_modes &= ~(1 << LOOPBACK_NONE); | 382 | efx->loopback_modes &= ~(1 << LOOPBACK_NONE); |
367 | 383 | ||
368 | kfree(phy_cfg); | ||
369 | |||
370 | return 0; | ||
371 | |||
372 | fail: | ||
373 | kfree(phy_cfg); | ||
374 | fail_alloc: | ||
375 | return rc; | ||
376 | } | ||
377 | |||
378 | static int efx_mcdi_phy_init(struct efx_nic *efx) | ||
379 | { | ||
380 | struct efx_mcdi_phy_cfg *phy_data; | ||
381 | u8 outbuf[MC_CMD_GET_LINK_OUT_LEN]; | ||
382 | u32 caps; | ||
383 | int rc; | ||
384 | |||
385 | phy_data = kzalloc(sizeof(*phy_data), GFP_KERNEL); | ||
386 | if (phy_data == NULL) | ||
387 | return -ENOMEM; | ||
388 | |||
389 | rc = efx_mcdi_get_phy_cfg(efx, phy_data); | ||
390 | if (rc != 0) | ||
391 | goto fail; | ||
392 | |||
393 | efx->phy_data = phy_data; | ||
394 | |||
395 | BUILD_BUG_ON(MC_CMD_GET_LINK_IN_LEN != 0); | ||
396 | rc = efx_mcdi_rpc(efx, MC_CMD_GET_LINK, NULL, 0, | ||
397 | outbuf, sizeof(outbuf), NULL); | ||
398 | if (rc) | ||
399 | goto fail; | ||
400 | |||
401 | caps = MCDI_DWORD(outbuf, GET_LINK_OUT_CAP); | ||
402 | if (caps & (1 << MC_CMD_PHY_CAP_AN_LBN)) | ||
403 | efx->link_advertising = | ||
404 | mcdi_to_ethtool_cap(phy_data->media, caps); | ||
405 | else | ||
406 | phy_data->forced_cap = caps; | ||
407 | |||
408 | return 0; | 384 | return 0; |
409 | 385 | ||
410 | fail: | 386 | fail: |
@@ -504,7 +480,7 @@ static bool efx_mcdi_phy_poll(struct efx_nic *efx) | |||
504 | return !efx_link_state_equal(&efx->link_state, &old_state); | 480 | return !efx_link_state_equal(&efx->link_state, &old_state); |
505 | } | 481 | } |
506 | 482 | ||
507 | static void efx_mcdi_phy_fini(struct efx_nic *efx) | 483 | static void efx_mcdi_phy_remove(struct efx_nic *efx) |
508 | { | 484 | { |
509 | struct efx_mcdi_phy_data *phy_data = efx->phy_data; | 485 | struct efx_mcdi_phy_data *phy_data = efx->phy_data; |
510 | 486 | ||
@@ -586,10 +562,11 @@ static int efx_mcdi_phy_set_settings(struct efx_nic *efx, struct ethtool_cmd *ec | |||
586 | 562 | ||
587 | struct efx_phy_operations efx_mcdi_phy_ops = { | 563 | struct efx_phy_operations efx_mcdi_phy_ops = { |
588 | .probe = efx_mcdi_phy_probe, | 564 | .probe = efx_mcdi_phy_probe, |
589 | .init = efx_mcdi_phy_init, | 565 | .init = efx_port_dummy_op_int, |
590 | .reconfigure = efx_mcdi_phy_reconfigure, | 566 | .reconfigure = efx_mcdi_phy_reconfigure, |
591 | .poll = efx_mcdi_phy_poll, | 567 | .poll = efx_mcdi_phy_poll, |
592 | .fini = efx_mcdi_phy_fini, | 568 | .fini = efx_port_dummy_op_void, |
569 | .remove = efx_mcdi_phy_remove, | ||
593 | .get_settings = efx_mcdi_phy_get_settings, | 570 | .get_settings = efx_mcdi_phy_get_settings, |
594 | .set_settings = efx_mcdi_phy_set_settings, | 571 | .set_settings = efx_mcdi_phy_set_settings, |
595 | .run_tests = NULL, | 572 | .run_tests = NULL, |