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/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2010-2014 Intel Corporation
*/
#ifndef _RTE_ETH_RING_H_
#define _RTE_ETH_RING_H_
#ifdef __cplusplus
extern "C" {
#endif
#include <rte_ring.h>
/**
* Create a new ethdev port from a set of rings
*
* @param name
* name to be given to the new ethdev port
* @param rx_queues
* pointer to array of rte_rings to be used as RX queues
* @param nb_rx_queues
* number of elements in the rx_queues array
* @param tx_queues
* pointer to array of rte_rings to be used as TX queues
* @param nb_tx_queues
* number of elements in the tx_queues array
* @param numa_node
* the numa node on which the memory for this port is to be allocated
* @return
* the port number of the newly created the ethdev or -1 on error.
*/
int rte_eth_from_rings(const char *name,
struct rte_ring * const rx_queues[],
const unsigned nb_rx_queues,
struct rte_ring *const tx_queues[],
const unsigned nb_tx_queues,
const unsigned numa_node);
/**
* Create a new ethdev port from a ring
*
* This function is a shortcut call for rte_eth_from_rings for the
* case where one wants to take a single rte_ring and use it as though
* it were an ethdev
*
* @param ring
* the ring to be used as an ethdev
* @return
* the port number of the newly created ethdev, or -1 on error
*/
int rte_eth_from_ring(struct rte_ring *r);
#ifdef __cplusplus
}
#endif
#endif
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