diff options
Diffstat (limited to 'examples/skeleton/basicfwd.c')
| -rw-r--r-- | examples/skeleton/basicfwd.c | 54 |
1 files changed, 19 insertions, 35 deletions
diff --git a/examples/skeleton/basicfwd.c b/examples/skeleton/basicfwd.c index e623754c..e62cc0a5 100644 --- a/examples/skeleton/basicfwd.c +++ b/examples/skeleton/basicfwd.c @@ -1,34 +1,5 @@ -/*- - * BSD LICENSE - * - * Copyright(c) 2010-2015 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. +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2010-2015 Intel Corporation */ #include <stdint.h> @@ -39,15 +10,18 @@ #include <rte_lcore.h> #include <rte_mbuf.h> -#define RX_RING_SIZE 128 -#define TX_RING_SIZE 512 +#define RX_RING_SIZE 1024 +#define TX_RING_SIZE 1024 #define NUM_MBUFS 8191 #define MBUF_CACHE_SIZE 250 #define BURST_SIZE 32 static const struct rte_eth_conf port_conf_default = { - .rxmode = { .max_rx_pkt_len = ETHER_MAX_LEN } + .rxmode = { + .max_rx_pkt_len = ETHER_MAX_LEN, + .ignore_offload_bitfield = 1, + }, }; /* basicfwd.c: Basic DPDK skeleton forwarding example. */ @@ -65,10 +39,17 @@ port_init(uint16_t port, struct rte_mempool *mbuf_pool) uint16_t nb_txd = TX_RING_SIZE; int retval; uint16_t q; + struct rte_eth_dev_info dev_info; + struct rte_eth_txconf txconf; if (port >= rte_eth_dev_count()) return -1; + rte_eth_dev_info_get(port, &dev_info); + if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE) + port_conf.txmode.offloads |= + DEV_TX_OFFLOAD_MBUF_FAST_FREE; + /* Configure the Ethernet device. */ retval = rte_eth_dev_configure(port, rx_rings, tx_rings, &port_conf); if (retval != 0) @@ -86,10 +67,13 @@ port_init(uint16_t port, struct rte_mempool *mbuf_pool) return retval; } + txconf = dev_info.default_txconf; + txconf.txq_flags = ETH_TXQ_FLAGS_IGNORE; + txconf.offloads = port_conf.txmode.offloads; /* Allocate and set up 1 TX queue per Ethernet port. */ for (q = 0; q < tx_rings; q++) { retval = rte_eth_tx_queue_setup(port, q, nb_txd, - rte_eth_dev_socket_id(port), NULL); + rte_eth_dev_socket_id(port), &txconf); if (retval < 0) return retval; } |