rte_node_eth_api.h File Reference

#include <rte_compat.h>
#include <rte_common.h>
#include <rte_graph.h>
#include <rte_mempool.h>

Go to the source code of this file.

Data Structures
struct	rte_node_ethdev_config

Functions
int	rte_node_eth_config (struct rte_node_ethdev_config *cfg, uint16_t cnt, uint16_t nb_graphs)
__rte_experimental int	rte_node_ethdev_rx_next_update (rte_node_t id, const char *edge_name)

Detailed Description

Warning

EXPERIMENTAL: All functions in this file may be changed or removed without prior notice.

This API allows to setup ethdev_rx and ethdev_tx nodes and its queue associations.

Definition in file rte_node_eth_api.h.

Function Documentation

rte_node_eth_config()

int rte_node_eth_config	(	struct rte_node_ethdev_config *	cfg,
		uint16_t	cnt,
		uint16_t	nb_graphs
	)

Initializes ethdev nodes.

Parameters

cfg	Array of ethdev config that identifies which port's ethdev_rx and ethdev_tx nodes need to be created and queue association.
cnt	Size of cfg array.
nb_graphs	Number of graphs that will be used.

Returns

0 on successful initialization, negative otherwise.

Examples:

examples/l3fwd-graph/main.c.

rte_node_ethdev_rx_next_update()

__rte_experimental int rte_node_ethdev_rx_next_update	(	rte_node_t	id,
		const char *	edge_name
	)

Update ethdev rx next node.

Parameters

id	Node id whose edge is to be updated.
edge_name	Name of the next node.

Returns

• EINVAL: Either of input parameters are invalid
• ENOMEM: If memory allocation failed
• 0 on successful initialization.