mlxsw: spectrum: Prevent overwrite of DCB capability fields
The number of supported traffic classes that can have ETS and PFC simultaneously enabled is not subject to user configuration, so make sure we always initialize them to the correct values following a set operation. Fixes:8e8dfe9fdf
("mlxsw: spectrum: Add IEEE 802.1Qaz ETS support") Fixes:d81a6bdb87
("mlxsw: spectrum: Add IEEE 802.1Qbb PFC support") Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -249,6 +249,7 @@ static int mlxsw_sp_dcbnl_ieee_setets(struct net_device *dev,
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return err;
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return err;
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memcpy(mlxsw_sp_port->dcb.ets, ets, sizeof(*ets));
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memcpy(mlxsw_sp_port->dcb.ets, ets, sizeof(*ets));
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mlxsw_sp_port->dcb.ets->ets_cap = IEEE_8021QAZ_MAX_TCS;
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return 0;
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return 0;
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}
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}
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@ -372,6 +373,7 @@ static int mlxsw_sp_dcbnl_ieee_setpfc(struct net_device *dev,
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}
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}
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memcpy(mlxsw_sp_port->dcb.pfc, pfc, sizeof(*pfc));
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memcpy(mlxsw_sp_port->dcb.pfc, pfc, sizeof(*pfc));
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mlxsw_sp_port->dcb.pfc->pfc_cap = IEEE_8021QAZ_MAX_TCS;
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return 0;
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return 0;
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