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| author | Russell King <rmk+kernel@armlinux.org.uk> | 2019-06-02 15:12:54 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-06-04 11:43:24 -0700 |
| commit | 77316763321ee4050f0576ffd472183aa90dcb30 (patch) | |
| tree | a543131b37db9c05b51fc8cf801dd69a36846c06 /drivers/net | |
| parent | 28e74a7cfd6403f0d1c0f8b10b45d6fae37b227e (diff) | |
| download | linux-stable-77316763321ee4050f0576ffd472183aa90dcb30.tar.gz linux-stable-77316763321ee4050f0576ffd472183aa90dcb30.tar.bz2 linux-stable-77316763321ee4050f0576ffd472183aa90dcb30.zip | |
net: phylink: avoid reducing support mask
Avoid reducing the support mask as a result of the interface type
selected for SFP modules, or when setting the link settings through
ethtool - this should only change when the supported link modes of
the hardware combination change.
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/phy/phylink.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c index 9044b95d2afe..4c0616ba314d 100644 --- a/drivers/net/phy/phylink.c +++ b/drivers/net/phy/phylink.c @@ -1073,6 +1073,7 @@ EXPORT_SYMBOL_GPL(phylink_ethtool_ksettings_get); int phylink_ethtool_ksettings_set(struct phylink *pl, const struct ethtool_link_ksettings *kset) { + __ETHTOOL_DECLARE_LINK_MODE_MASK(support); struct ethtool_link_ksettings our_kset; struct phylink_link_state config; int ret; @@ -1083,11 +1084,12 @@ int phylink_ethtool_ksettings_set(struct phylink *pl, kset->base.autoneg != AUTONEG_ENABLE) return -EINVAL; + linkmode_copy(support, pl->supported); config = pl->link_config; /* Mask out unsupported advertisements */ linkmode_and(config.advertising, kset->link_modes.advertising, - pl->supported); + support); /* FIXME: should we reject autoneg if phy/mac does not support it? */ if (kset->base.autoneg == AUTONEG_DISABLE) { @@ -1097,7 +1099,7 @@ int phylink_ethtool_ksettings_set(struct phylink *pl, * duplex. */ s = phy_lookup_setting(kset->base.speed, kset->base.duplex, - pl->supported, false); + support, false); if (!s) return -EINVAL; @@ -1126,7 +1128,7 @@ int phylink_ethtool_ksettings_set(struct phylink *pl, __set_bit(ETHTOOL_LINK_MODE_Autoneg_BIT, config.advertising); } - if (phylink_validate(pl, pl->supported, &config)) + if (phylink_validate(pl, support, &config)) return -EINVAL; /* If autonegotiation is enabled, we must have an advertisement */ @@ -1576,6 +1578,7 @@ static int phylink_sfp_module_insert(void *upstream, { struct phylink *pl = upstream; __ETHTOOL_DECLARE_LINK_MODE_MASK(support) = { 0, }; + __ETHTOOL_DECLARE_LINK_MODE_MASK(support1); struct phylink_link_state config; phy_interface_t iface; int ret = 0; @@ -1603,6 +1606,8 @@ static int phylink_sfp_module_insert(void *upstream, return ret; } + linkmode_copy(support1, support); + iface = sfp_select_interface(pl->sfp_bus, id, config.advertising); if (iface == PHY_INTERFACE_MODE_NA) { netdev_err(pl->netdev, @@ -1612,7 +1617,7 @@ static int phylink_sfp_module_insert(void *upstream, } config.interface = iface; - ret = phylink_validate(pl, support, &config); + ret = phylink_validate(pl, support1, &config); if (ret) { netdev_err(pl->netdev, "validation of %s/%s with support %*pb failed: %d\n", phylink_an_mode_str(MLO_AN_INBAND), |