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path: root/drivers/net/ethernet/mellanox
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Diffstat (limited to 'drivers/net/ethernet/mellanox')
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c17
1 files changed, 8 insertions, 9 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c b/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c
index 0a52f31fef37..86bc9ac99586 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c
@@ -275,7 +275,8 @@ int mlx5e_dcbnl_ieee_setets_core(struct mlx5e_priv *priv, struct ieee_ets *ets)
}
static int mlx5e_dbcnl_validate_ets(struct net_device *netdev,
- struct ieee_ets *ets)
+ struct ieee_ets *ets,
+ bool zero_sum_allowed)
{
bool have_ets_tc = false;
int bw_sum = 0;
@@ -300,8 +301,9 @@ static int mlx5e_dbcnl_validate_ets(struct net_device *netdev,
}
if (have_ets_tc && bw_sum != 100) {
- netdev_err(netdev,
- "Failed to validate ETS: BW sum is illegal\n");
+ if (bw_sum || (!bw_sum && !zero_sum_allowed))
+ netdev_err(netdev,
+ "Failed to validate ETS: BW sum is illegal\n");
return -EINVAL;
}
return 0;
@@ -316,7 +318,7 @@ static int mlx5e_dcbnl_ieee_setets(struct net_device *netdev,
if (!MLX5_CAP_GEN(priv->mdev, ets))
return -EOPNOTSUPP;
- err = mlx5e_dbcnl_validate_ets(netdev, ets);
+ err = mlx5e_dbcnl_validate_ets(netdev, ets, false);
if (err)
return err;
@@ -642,12 +644,9 @@ static u8 mlx5e_dcbnl_setall(struct net_device *netdev)
ets.prio_tc[i]);
}
- err = mlx5e_dbcnl_validate_ets(netdev, &ets);
- if (err) {
- netdev_err(netdev,
- "%s, Failed to validate ETS: %d\n", __func__, err);
+ err = mlx5e_dbcnl_validate_ets(netdev, &ets, true);
+ if (err)
goto out;
- }
err = mlx5e_dcbnl_ieee_setets_core(priv, &ets);
if (err) {