Lines Matching +full:phy +full:- +full:pma
2 * mdio.c: Generic support for MDIO-compatible transceivers
3 * Copyright 2006-2009 Solarflare Communications Inc.
17 MODULE_DESCRIPTION("Generic support for MDIO-compatible transceivers");
18 MODULE_AUTHOR("Copyright 2006-2009 Solarflare Communications Inc.");
22 * mdio45_probe - probe for an MDIO (clause 45) device
24 * @prtad: Expected PHY address
33 /* Assume PHY must have at least one of PMA/PMD, WIS, PCS, PHY in mdio45_probe()
37 stat2 = mdio->mdio_read(mdio->dev, prtad, mmd, MDIO_STAT2); in mdio45_probe()
43 devs1 = mdio->mdio_read(mdio->dev, prtad, mmd, MDIO_DEVS1); in mdio45_probe()
44 devs2 = mdio->mdio_read(mdio->dev, prtad, mmd, MDIO_DEVS2); in mdio45_probe()
48 mdio->prtad = prtad; in mdio45_probe()
49 mdio->mmds = devs1 | (devs2 << 16); in mdio45_probe()
53 return -ENODEV; in mdio45_probe()
58 * mdio_set_flag - set or clear flag in an MDIO register
60 * @prtad: PHY address
73 int old_val = mdio->mdio_read(mdio->dev, prtad, devad, addr); in mdio_set_flag()
84 return mdio->mdio_write(mdio->dev, prtad, devad, addr, new_val); in mdio_set_flag()
89 * mdio_link_ok - is link status up/OK
93 * Returns 1 if the PHY reports link status up/OK, 0 otherwise.
94 * @mmd_mask is normally @mdio->mmds, but if loopback is enabled
103 reg = mdio->mdio_read(mdio->dev, mdio->prtad, in mdio45_links_ok()
113 mdio->mdio_read(mdio->dev, mdio->prtad, in mdio45_links_ok()
117 mdio->mdio_read(mdio->dev, mdio->prtad, in mdio45_links_ok()
121 reg = mdio->mdio_read(mdio->dev, mdio->prtad, in mdio45_links_ok()
135 * mdio45_nway_restart - restart auto-negotiation for this interface
142 if (!(mdio->mmds & MDIO_DEVS_AN)) in mdio45_nway_restart()
143 return -EOPNOTSUPP; in mdio45_nway_restart()
145 mdio_set_flag(mdio, mdio->prtad, MDIO_MMD_AN, MDIO_CTRL1, in mdio45_nway_restart()
156 reg = mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_AN, addr); in mdio45_get_an()
173 * mdio45_ethtool_gset_npage - get settings for ETHTOOL_GSET
182 * Since the CSRs for auto-negotiation using next pages are not fully
196 ecmd->transceiver = XCVR_INTERNAL; in mdio45_ethtool_gset_npage()
197 ecmd->phy_address = mdio->prtad; in mdio45_ethtool_gset_npage()
198 ecmd->mdio_support = in mdio45_ethtool_gset_npage()
199 mdio->mode_support & (MDIO_SUPPORTS_C45 | MDIO_SUPPORTS_C22); in mdio45_ethtool_gset_npage()
201 reg = mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_PMAPMD, in mdio45_ethtool_gset_npage()
208 ecmd->port = PORT_TP; in mdio45_ethtool_gset_npage()
209 ecmd->supported = SUPPORTED_TP; in mdio45_ethtool_gset_npage()
210 reg = mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_PMAPMD, in mdio45_ethtool_gset_npage()
213 ecmd->supported |= SUPPORTED_10000baseT_Full; in mdio45_ethtool_gset_npage()
215 ecmd->supported |= (SUPPORTED_1000baseT_Full | in mdio45_ethtool_gset_npage()
218 ecmd->supported |= (SUPPORTED_100baseT_Full | in mdio45_ethtool_gset_npage()
221 ecmd->supported |= (SUPPORTED_10baseT_Full | in mdio45_ethtool_gset_npage()
223 ecmd->advertising = ADVERTISED_TP; in mdio45_ethtool_gset_npage()
227 ecmd->port = PORT_OTHER; in mdio45_ethtool_gset_npage()
228 ecmd->supported = 0; in mdio45_ethtool_gset_npage()
229 ecmd->advertising = 0; in mdio45_ethtool_gset_npage()
235 ecmd->port = PORT_OTHER; in mdio45_ethtool_gset_npage()
236 ecmd->supported = SUPPORTED_Backplane; in mdio45_ethtool_gset_npage()
237 reg = mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_PMAPMD, in mdio45_ethtool_gset_npage()
240 ecmd->supported |= SUPPORTED_10000baseKX4_Full; in mdio45_ethtool_gset_npage()
242 ecmd->supported |= SUPPORTED_10000baseKR_Full; in mdio45_ethtool_gset_npage()
244 ecmd->supported |= SUPPORTED_1000baseKX_Full; in mdio45_ethtool_gset_npage()
245 reg = mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_PMAPMD, in mdio45_ethtool_gset_npage()
248 ecmd->supported |= SUPPORTED_10000baseR_FEC; in mdio45_ethtool_gset_npage()
249 ecmd->advertising = ADVERTISED_Backplane; in mdio45_ethtool_gset_npage()
254 ecmd->port = PORT_FIBRE; in mdio45_ethtool_gset_npage()
255 ecmd->supported = SUPPORTED_FIBRE; in mdio45_ethtool_gset_npage()
256 ecmd->advertising = ADVERTISED_FIBRE; in mdio45_ethtool_gset_npage()
260 if (mdio->mmds & MDIO_DEVS_AN) { in mdio45_ethtool_gset_npage()
261 ecmd->supported |= SUPPORTED_Autoneg; in mdio45_ethtool_gset_npage()
262 reg = mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_AN, in mdio45_ethtool_gset_npage()
265 ecmd->autoneg = AUTONEG_ENABLE; in mdio45_ethtool_gset_npage()
266 ecmd->advertising |= in mdio45_ethtool_gset_npage()
271 ecmd->autoneg = AUTONEG_DISABLE; in mdio45_ethtool_gset_npage()
274 ecmd->autoneg = AUTONEG_DISABLE; in mdio45_ethtool_gset_npage()
277 if (ecmd->autoneg) { in mdio45_ethtool_gset_npage()
279 int an_stat = mdio->mdio_read(mdio->dev, mdio->prtad, in mdio45_ethtool_gset_npage()
285 ecmd->lp_advertising = in mdio45_ethtool_gset_npage()
288 ecmd->lp_advertising |= ADVERTISED_Autoneg; in mdio45_ethtool_gset_npage()
289 modes = ecmd->advertising & ecmd->lp_advertising; in mdio45_ethtool_gset_npage()
292 modes = ecmd->advertising; in mdio45_ethtool_gset_npage()
298 ecmd->duplex = DUPLEX_FULL; in mdio45_ethtool_gset_npage()
303 ecmd->duplex = !(modes & ADVERTISED_1000baseT_Half); in mdio45_ethtool_gset_npage()
307 ecmd->duplex = !!(modes & ADVERTISED_100baseT_Full); in mdio45_ethtool_gset_npage()
310 ecmd->duplex = !!(modes & ADVERTISED_10baseT_Full); in mdio45_ethtool_gset_npage()
314 reg = mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_PMAPMD, in mdio45_ethtool_gset_npage()
318 ecmd->duplex = (reg & MDIO_CTRL1_FULLDPLX || in mdio45_ethtool_gset_npage()
324 /* 10GBASE-T MDI/MDI-X */ in mdio45_ethtool_gset_npage()
325 if (ecmd->port == PORT_TP in mdio45_ethtool_gset_npage()
327 switch (mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_PMAPMD, in mdio45_ethtool_gset_npage()
330 ecmd->eth_tp_mdix = ETH_TP_MDI; in mdio45_ethtool_gset_npage()
333 ecmd->eth_tp_mdix = ETH_TP_MDI_X; in mdio45_ethtool_gset_npage()
337 ecmd->eth_tp_mdix = ETH_TP_MDI_INVALID; in mdio45_ethtool_gset_npage()
345 * mdio45_ethtool_ksettings_get_npage - get settings for ETHTOOL_GLINKSETTINGS
354 * Since the CSRs for auto-negotiation using next pages are not fully
368 cmd->base.phy_address = mdio->prtad; in mdio45_ethtool_ksettings_get_npage()
369 cmd->base.mdio_support = in mdio45_ethtool_ksettings_get_npage()
370 mdio->mode_support & (MDIO_SUPPORTS_C45 | MDIO_SUPPORTS_C22); in mdio45_ethtool_ksettings_get_npage()
372 reg = mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_PMAPMD, in mdio45_ethtool_ksettings_get_npage()
379 cmd->base.port = PORT_TP; in mdio45_ethtool_ksettings_get_npage()
381 reg = mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_PMAPMD, in mdio45_ethtool_ksettings_get_npage()
398 cmd->base.port = PORT_OTHER; in mdio45_ethtool_ksettings_get_npage()
406 cmd->base.port = PORT_OTHER; in mdio45_ethtool_ksettings_get_npage()
408 reg = mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_PMAPMD, in mdio45_ethtool_ksettings_get_npage()
416 reg = mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_PMAPMD, in mdio45_ethtool_ksettings_get_npage()
425 cmd->base.port = PORT_FIBRE; in mdio45_ethtool_ksettings_get_npage()
431 if (mdio->mmds & MDIO_DEVS_AN) { in mdio45_ethtool_ksettings_get_npage()
433 reg = mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_AN, in mdio45_ethtool_ksettings_get_npage()
436 cmd->base.autoneg = AUTONEG_ENABLE; in mdio45_ethtool_ksettings_get_npage()
442 cmd->base.autoneg = AUTONEG_DISABLE; in mdio45_ethtool_ksettings_get_npage()
445 cmd->base.autoneg = AUTONEG_DISABLE; in mdio45_ethtool_ksettings_get_npage()
448 if (cmd->base.autoneg) { in mdio45_ethtool_ksettings_get_npage()
450 int an_stat = mdio->mdio_read(mdio->dev, mdio->prtad, in mdio45_ethtool_ksettings_get_npage()
470 cmd->base.duplex = DUPLEX_FULL; in mdio45_ethtool_ksettings_get_npage()
475 cmd->base.duplex = !(modes & ADVERTISED_1000baseT_Half); in mdio45_ethtool_ksettings_get_npage()
479 cmd->base.duplex = !!(modes & ADVERTISED_100baseT_Full); in mdio45_ethtool_ksettings_get_npage()
482 cmd->base.duplex = !!(modes & ADVERTISED_10baseT_Full); in mdio45_ethtool_ksettings_get_npage()
486 reg = mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_PMAPMD, in mdio45_ethtool_ksettings_get_npage()
490 cmd->base.duplex = (reg & MDIO_CTRL1_FULLDPLX || in mdio45_ethtool_ksettings_get_npage()
494 cmd->base.speed = speed; in mdio45_ethtool_ksettings_get_npage()
496 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, in mdio45_ethtool_ksettings_get_npage()
498 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising, in mdio45_ethtool_ksettings_get_npage()
500 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.lp_advertising, in mdio45_ethtool_ksettings_get_npage()
503 /* 10GBASE-T MDI/MDI-X */ in mdio45_ethtool_ksettings_get_npage()
504 if (cmd->base.port == PORT_TP && (cmd->base.speed == SPEED_10000)) { in mdio45_ethtool_ksettings_get_npage()
505 switch (mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_PMAPMD, in mdio45_ethtool_ksettings_get_npage()
508 cmd->base.eth_tp_mdix = ETH_TP_MDI; in mdio45_ethtool_ksettings_get_npage()
511 cmd->base.eth_tp_mdix = ETH_TP_MDI_X; in mdio45_ethtool_ksettings_get_npage()
515 cmd->base.eth_tp_mdix = ETH_TP_MDI_INVALID; in mdio45_ethtool_ksettings_get_npage()
523 * mdio_mii_ioctl - MII ioctl interface for MDIO (clause 22 or 45) PHYs
534 u16 addr = mii_data->reg_num; in mdio_mii_ioctl()
539 if (mdio->prtad == MDIO_PRTAD_NONE) in mdio_mii_ioctl()
540 return -EOPNOTSUPP; in mdio_mii_ioctl()
541 mii_data->phy_id = mdio->prtad; in mdio_mii_ioctl()
548 return -EOPNOTSUPP; in mdio_mii_ioctl()
552 if ((mdio->mode_support & MDIO_SUPPORTS_C45) && in mdio_mii_ioctl()
553 mdio_phy_id_is_c45(mii_data->phy_id)) { in mdio_mii_ioctl()
554 prtad = mdio_phy_id_prtad(mii_data->phy_id); in mdio_mii_ioctl()
555 devad = mdio_phy_id_devad(mii_data->phy_id); in mdio_mii_ioctl()
556 } else if ((mdio->mode_support & MDIO_SUPPORTS_C22) && in mdio_mii_ioctl()
557 mii_data->phy_id < 0x20) { in mdio_mii_ioctl()
558 prtad = mii_data->phy_id; in mdio_mii_ioctl()
561 } else if ((mdio->mode_support & MDIO_EMULATE_C22) && in mdio_mii_ioctl()
562 mdio->prtad != MDIO_PRTAD_NONE && in mdio_mii_ioctl()
563 mii_data->phy_id == mdio->prtad) { in mdio_mii_ioctl()
564 /* Remap commonly-used MII registers. */ in mdio_mii_ioctl()
565 prtad = mdio->prtad; in mdio_mii_ioctl()
571 devad = __ffs(mdio->mmds); in mdio_mii_ioctl()
575 if (!(mdio->mmds & MDIO_DEVS_AN)) in mdio_mii_ioctl()
576 return -EINVAL; in mdio_mii_ioctl()
584 return -EINVAL; in mdio_mii_ioctl()
587 return -EINVAL; in mdio_mii_ioctl()
591 int rc = mdio->mdio_read(mdio->dev, prtad, devad, addr); in mdio_mii_ioctl()
594 mii_data->val_out = rc; in mdio_mii_ioctl()
597 return mdio->mdio_write(mdio->dev, prtad, devad, addr, in mdio_mii_ioctl()
598 mii_data->val_in); in mdio_mii_ioctl()