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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 <joabreu@synopsys.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jose Abreu 2019-09-06 09:41:17 +02:00 committed by David S. Miller
parent 5f8475daa2
commit d9da2c8717
1 changed files with 16 additions and 9 deletions
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25
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
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@ -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 */