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net/mlx5: enable loopback by configured mode

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Enable NIC loopback mode based on rte_eth_conf.lpbk_mode
configuration.

Signed-off-by: Dekel Peled <dekelp@mellanox.com>
Acked-by: Shahaf Shuler <shahafs@mellanox.com>
This commit is contained in:
Dekel Peled 2018-11-01 09:11:04 +02:00 committed by Ferruh Yigit
parent c513f05cde
commit 65c9d24170
1 changed files with 20 additions and 5 deletions
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25
drivers/net/mlx5/mlx5_rxq.c
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@ -1764,6 +1764,8 @@ mlx5_ind_table_ibv_verify(struct rte_eth_dev *dev)
* first queue index will be taken for the indirection table.
* @param queues_n
* Number of queues.
* @param tunnel
* Tunnel type.
*
* @return
* The Verbs object initialised, NULL otherwise and rte_errno is set.
@ -1779,6 +1781,9 @@ mlx5_hrxq_new(struct rte_eth_dev *dev,
struct mlx5_hrxq *hrxq;
struct mlx5_ind_table_ibv *ind_tbl;
struct ibv_qp *qp;
#ifdef HAVE_IBV_DEVICE_TUNNEL_SUPPORT
struct mlx5dv_qp_init_attr qp_init_attr = {0};
#endif
int err;
queues_n = hash_fields ? queues_n : 1;
@ -1794,6 +1799,20 @@ mlx5_hrxq_new(struct rte_eth_dev *dev,
rss_key = rss_hash_default_key;
}
#ifdef HAVE_IBV_DEVICE_TUNNEL_SUPPORT
if (tunnel) {
qp_init_attr.comp_mask =
MLX5DV_QP_INIT_ATTR_MASK_QP_CREATE_FLAGS;
qp_init_attr.create_flags = MLX5DV_QP_CREATE_TUNNEL_OFFLOADS;
}
#ifdef HAVE_IBV_FLOW_DV_SUPPORT
if (dev->data->dev_conf.lpbk_mode) {
/* Allow packet sent from NIC loop back w/o source MAC check. */
qp_init_attr.comp_mask |=
MLX5DV_QP_INIT_ATTR_MASK_QP_CREATE_FLAGS;
qp_init_attr.create_flags |=
MLX5DV_QP_CREATE_TIR_ALLOW_SELF_LOOPBACK_UC;
}
#endif
qp = mlx5_glue->dv_create_qp
(priv->ctx,
&(struct ibv_qp_init_attr_ex){
@ -1814,11 +1833,7 @@ mlx5_hrxq_new(struct rte_eth_dev *dev,
.rwq_ind_tbl = ind_tbl->ind_table,
.pd = priv->pd,
},
&(struct mlx5dv_qp_init_attr){
.comp_mask = tunnel ?
MLX5DV_QP_INIT_ATTR_MASK_QP_CREATE_FLAGS : 0,
.create_flags = MLX5DV_QP_CREATE_TUNNEL_OFFLOADS,
});
&qp_init_attr);
#else
qp = mlx5_glue->create_qp_ex
(priv->ctx,