net/mlx5e: Set port trust mode to PCP as default

The hairpin offload code has dependency on the trust mode being PCP.

Hence we should set PCP as the default for handling cases where we are
disallowed to read the trust mode from the FW, or failed to initialize it.

Fixes: 106be53b6b0a ('net/mlx5e: Set per priority hairpin pairs')
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Reviewed-by: Parav Pandit <parav@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c b/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c
index 86bc9ac99586e620e1b5858f767d136a8436c81f..e33afa8d241798a93df91f8df8b2625bfb912a20 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c
@@ -1172,6 +1172,8 @@ static int mlx5e_trust_initialize(struct mlx5e_priv *priv)
        struct mlx5_core_dev *mdev = priv->mdev;
        int err;
 
+       priv->dcbx_dp.trust_state = MLX5_QPTS_TRUST_PCP;
+
        if (!MLX5_DSCP_SUPPORTED(mdev))
                return 0;