From: Jose Abreu Date: Fri, 6 Sep 2019 07:41:17 +0000 (+0200) Subject: net: stmmac: Limit max speeds of XGMAC if asked to X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=d9da2c87176a70b8edf39e8998deb4082c1b9e1c;p=openwrt%2Fstaging%2Fblogic.git net: stmmac: Limit max speeds of XGMAC if asked to We may have some SoCs that can't achieve XGMAC max speed. Limit it if asked to. Signed-off-by: Jose Abreu Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index c3baca9f587b..686b82068142 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -831,15 +831,22 @@ static void stmmac_validate(struct phylink_config *config, phylink_set(mask, 1000baseT_Full); phylink_set(mask, 1000baseX_Full); } else if (priv->plat->has_xgmac) { - phylink_set(mac_supported, 2500baseT_Full); - phylink_set(mac_supported, 5000baseT_Full); - phylink_set(mac_supported, 10000baseSR_Full); - phylink_set(mac_supported, 10000baseLR_Full); - phylink_set(mac_supported, 10000baseER_Full); - phylink_set(mac_supported, 10000baseLRM_Full); - phylink_set(mac_supported, 10000baseT_Full); - phylink_set(mac_supported, 10000baseKX4_Full); - phylink_set(mac_supported, 10000baseKR_Full); + if (!max_speed || (max_speed >= 2500)) { + phylink_set(mac_supported, 2500baseT_Full); + phylink_set(mac_supported, 2500baseX_Full); + } + if (!max_speed || (max_speed >= 5000)) { + phylink_set(mac_supported, 5000baseT_Full); + } + if (!max_speed || (max_speed >= 10000)) { + phylink_set(mac_supported, 10000baseSR_Full); + phylink_set(mac_supported, 10000baseLR_Full); + phylink_set(mac_supported, 10000baseER_Full); + phylink_set(mac_supported, 10000baseLRM_Full); + phylink_set(mac_supported, 10000baseT_Full); + phylink_set(mac_supported, 10000baseKX4_Full); + phylink_set(mac_supported, 10000baseKR_Full); + } } /* Half-Duplex can only work with single queue */