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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: 106be53b6b ('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>
This commit is contained in:
Or Gerlitz 2018-07-19 16:17:00 +00:00 committed by Saeed Mahameed
parent 5f5991f36d
commit 2e8e70d249
1 changed files with 2 additions and 0 deletions
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2
drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c
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@ -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;