numam-dpdk/lib/librte_port/rte_port_kni.h
WeiJie Zhuang 9fc37d1c07 port: support KNI
add KNI port type to the packet framework

Signed-off-by: WeiJie Zhuang <zhuangwj@gmail.com>
Acked-by: Cristian Dumitrescu <cristian.dumitrescu@intel.com>
2016-06-21 18:05:45 +02:00

96 lines
2.9 KiB
C

/*-
* BSD LICENSE
*
* Copyright(c) 2016 Ethan Zhuang <zhuangwj@gmail.com>.
* Copyright(c) 2016 Intel Corporation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __INCLUDE_RTE_PORT_KNI_H__
#define __INCLUDE_RTE_PORT_KNI_H__
#ifdef __cplusplus
extern "C" {
#endif
/**
* @file
* RTE Port KNI Interface
*
* kni_reader: input port built on top of pre-initialized KNI interface
* kni_writer: output port built on top of pre-initialized KNI interface
*
***/
#include <stdint.h>
#include <rte_kni.h>
#include "rte_port.h"
/** kni_reader port parameters */
struct rte_port_kni_reader_params {
/** KNI interface reference */
struct rte_kni *kni;
};
/** kni_reader port operations */
extern struct rte_port_in_ops rte_port_kni_reader_ops;
/** kni_writer port parameters */
struct rte_port_kni_writer_params {
/** KNI interface reference */
struct rte_kni *kni;
/** Burst size to KNI interface. */
uint32_t tx_burst_sz;
};
/** kni_writer port operations */
extern struct rte_port_out_ops rte_port_kni_writer_ops;
/** kni_writer_nodrop port parameters */
struct rte_port_kni_writer_nodrop_params {
/** KNI interface reference */
struct rte_kni *kni;
/** Burst size to KNI interface. */
uint32_t tx_burst_sz;
/** Maximum number of retries, 0 for no limit */
uint32_t n_retries;
};
/** kni_writer_nodrop port operations */
extern struct rte_port_out_ops rte_port_kni_writer_nodrop_ops;
#ifdef __cplusplus
}
#endif
#endif