From 6b3e017e5d25f15da73f7700f7f2ac553ef1a2e9 Mon Sep 17 00:00:00 2001 From: Christian Ehrhardt Date: Thu, 8 Dec 2016 14:07:29 +0100 Subject: Imported Upstream version 16.11 Change-Id: I1944c65ddc88a9ad70f8c0eb6731552b84fbcb77 Signed-off-by: Christian Ehrhardt --- lib/librte_port/rte_port_fd.h | 105 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 105 insertions(+) create mode 100644 lib/librte_port/rte_port_fd.h (limited to 'lib/librte_port/rte_port_fd.h') diff --git a/lib/librte_port/rte_port_fd.h b/lib/librte_port/rte_port_fd.h new file mode 100644 index 00000000..77a2d31b --- /dev/null +++ b/lib/librte_port/rte_port_fd.h @@ -0,0 +1,105 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2016 Intel Corporation. All rights reserved. + * 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_FD_H__ +#define __INCLUDE_RTE_PORT_FD_H__ + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * @file + * RTE Port FD Device + * + * fd_reader: input port built on top of valid non-blocking file descriptor + * fd_writer: output port built on top of valid non-blocking file descriptor + * + ***/ + +#include + +#include +#include "rte_port.h" + +/** fd_reader port parameters */ +struct rte_port_fd_reader_params { + /** File descriptor */ + int fd; + + /** Maximum Transfer Unit (MTU) */ + uint32_t mtu; + + /** Pre-initialized buffer pool */ + struct rte_mempool *mempool; +}; + +/** fd_reader port operations */ +extern struct rte_port_in_ops rte_port_fd_reader_ops; + +/** fd_writer port parameters */ +struct rte_port_fd_writer_params { + /** File descriptor */ + int fd; + + /**< Recommended write burst size. The actual burst size can be + * bigger or smaller than this value. + */ + uint32_t tx_burst_sz; +}; + +/** fd_writer port operations */ +extern struct rte_port_out_ops rte_port_fd_writer_ops; + +/** fd_writer_nodrop port parameters */ +struct rte_port_fd_writer_nodrop_params { + /** File descriptor */ + int fd; + + /**< Recommended write burst size. The actual burst size can be + * bigger or smaller than this value. + */ + uint32_t tx_burst_sz; + + /** Maximum number of retries, 0 for no limit */ + uint32_t n_retries; +}; + +/** fd_writer_nodrop port operations */ +extern struct rte_port_out_ops rte_port_fd_writer_nodrop_ops; + +#ifdef __cplusplus +} +#endif + +#endif -- cgit 1.2.3-korg