304c8091e9
When ethdev_writer_nodrop port fails to send data, it tries to resend. Operation is aborted when maximum number of retries is reached. Signed-off-by: Maciej Gajdzica <maciejx.t.gajdzica@intel.com> Acked-by: Cristian Dumitrescu <cristian.dumitrescu@intel.com>
106 lines
3.2 KiB
C
106 lines
3.2 KiB
C
/*-
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* BSD LICENSE
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*
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* Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __INCLUDE_RTE_PORT_ETHDEV_H__
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#define __INCLUDE_RTE_PORT_ETHDEV_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @file
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* RTE Port Ethernet Device
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*
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* ethdev_reader: input port built on top of pre-initialized NIC RX queue
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* ethdev_writer: output port built on top of pre-initialized NIC TX queue
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*
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***/
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#include <stdint.h>
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#include "rte_port.h"
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/** ethdev_reader port parameters */
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struct rte_port_ethdev_reader_params {
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/** NIC RX port ID */
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uint8_t port_id;
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/** NIC RX queue ID */
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uint16_t queue_id;
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};
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/** ethdev_reader port operations */
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extern struct rte_port_in_ops rte_port_ethdev_reader_ops;
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/** ethdev_writer port parameters */
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struct rte_port_ethdev_writer_params {
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/** NIC RX port ID */
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uint8_t port_id;
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/** NIC RX queue ID */
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uint16_t queue_id;
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/** Recommended burst size to NIC TX queue. The actual burst size can be
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bigger or smaller than this value. */
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uint32_t tx_burst_sz;
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};
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/** ethdev_writer port operations */
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extern struct rte_port_out_ops rte_port_ethdev_writer_ops;
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/** ethdev_writer_nodrop port parameters */
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struct rte_port_ethdev_writer_nodrop_params {
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/** NIC RX port ID */
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uint8_t port_id;
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/** NIC RX queue ID */
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uint16_t queue_id;
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/** Recommended burst size to NIC TX queue. The actual burst size can be
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bigger or smaller than this value. */
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uint32_t tx_burst_sz;
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/** Maximum number of retries, 0 for no limit */
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uint32_t n_retries;
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};
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/** ethdev_writer_nodrop port operations */
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extern struct rte_port_out_ops rte_port_ethdev_writer_nodrop_ops;
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#ifdef __cplusplus
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}
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#endif
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#endif
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