MLX5_QPTS_TRUST_DSCP
if (READ_ONCE(priv->dcbx_dp.trust_state) == MLX5_QPTS_TRUST_DSCP)
if (priv->dcbx_dp.trust_state != MLX5_QPTS_TRUST_DSCP)
if (trust_state == MLX5_QPTS_TRUST_DSCP &&
priv->dcbx_dp.trust_state = MLX5_QPTS_TRUST_DSCP;
err = mlx5e_set_trust_state(priv, MLX5_QPTS_TRUST_DSCP);