diff options
| -rw-r--r-- | drivers/net/phy/phylink.c | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c index e5c2a56e3711..aeb8a56a1323 100644 --- a/drivers/net/phy/phylink.c +++ b/drivers/net/phy/phylink.c @@ -711,7 +711,8 @@ static void phylink_phy_change(struct phy_device *phydev, bool up, phy_duplex_to_str(phydev->duplex)); } -static int phylink_bringup_phy(struct phylink *pl, struct phy_device *phy) +static int phylink_bringup_phy(struct phylink *pl, struct phy_device *phy, + phy_interface_t interface) { struct phylink_link_state config; __ETHTOOL_DECLARE_LINK_MODE_MASK(supported); @@ -729,7 +730,7 @@ static int phylink_bringup_phy(struct phylink *pl, struct phy_device *phy) memset(&config, 0, sizeof(config)); linkmode_copy(supported, phy->supported); linkmode_copy(config.advertising, phy->advertising); - config.interface = pl->link_config.interface; + config.interface = interface; ret = phylink_validate(pl, supported, &config); if (ret) @@ -745,6 +746,7 @@ static int phylink_bringup_phy(struct phylink *pl, struct phy_device *phy) mutex_lock(&phy->lock); mutex_lock(&pl->state_mutex); pl->phydev = phy; + pl->phy_state.interface = interface; linkmode_copy(pl->supported, supported); linkmode_copy(pl->link_config.advertising, config.advertising); @@ -807,7 +809,7 @@ int phylink_connect_phy(struct phylink *pl, struct phy_device *phy) if (ret < 0) return ret; - ret = phylink_bringup_phy(pl, phy); + ret = phylink_bringup_phy(pl, phy, pl->link_config.interface); if (ret) phy_detach(phy); @@ -860,7 +862,7 @@ int phylink_of_phy_connect(struct phylink *pl, struct device_node *dn, if (!phy_dev) return -ENODEV; - ret = phylink_bringup_phy(pl, phy_dev); + ret = phylink_bringup_phy(pl, phy_dev, pl->link_config.interface); if (ret) phy_detach(phy_dev); @@ -1809,13 +1811,22 @@ static void phylink_sfp_link_up(void *upstream) static int phylink_sfp_connect_phy(void *upstream, struct phy_device *phy) { struct phylink *pl = upstream; + phy_interface_t interface = pl->link_config.interface; int ret; ret = phylink_attach_phy(pl, phy, pl->link_config.interface); if (ret < 0) return ret; - ret = phylink_bringup_phy(pl, phy); + /* Clause 45 PHYs switch their Serdes lane between several different + * modes, normally 10GBASE-R, SGMII. Some use 2500BASE-X for 2.5G + * speeds. We really need to know which interface modes the PHY and + * MAC supports to properly work out which linkmodes can be supported. + */ + if (phy->is_c45) + interface = PHY_INTERFACE_MODE_NA; + + ret = phylink_bringup_phy(pl, phy, interface); if (ret) phy_detach(phy); |