-/*-
- * BSD LICENSE
- *
- * Copyright(c) 2010-2014 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) 2010-2014 Intel Corporation
*/
#include <fcntl.h>
#include "../include/conf.h"
-static const struct rte_eth_conf port_conf = {
- .rxmode = {
- .split_hdr_size = 0,
- .header_split = 0, /**< Header Split disabled */
- .hw_ip_checksum = 0, /**< IP checksum offload disabled */
- .hw_vlan_filter = 0, /**< VLAN filtering disabled */
- .jumbo_frame = 0, /**< Jumbo Frame Support disabled */
- .hw_strip_crc = 0, /**< CRC stripped by hardware */
- },
- .txmode = {
- .mq_mode = ETH_DCB_NONE,
- },
-};
-
-static const struct rte_eth_rxconf rx_conf = {
- .rx_thresh = {
- .pthresh = 8,
- .hthresh = 8,
- .wthresh = 4,
- },
-};
-
-static const struct rte_eth_txconf tx_conf = {
- .tx_thresh = {
- .pthresh = 36,
- .hthresh = 0,
- .wthresh = 0,
- },
- .tx_free_thresh = 0,
- .tx_rs_thresh = 0,
+static struct rte_eth_conf port_conf = {
+ .rxmode = {
+ .split_hdr_size = 0,
+ .ignore_offload_bitfield = 1,
+ .offloads = DEV_RX_OFFLOAD_CRC_STRIP,
+ },
+ .txmode = {
+ .mq_mode = ETH_DCB_NONE,
+ },
};
static struct rte_eth_fc_conf fc_conf = {
- .mode = RTE_FC_TX_PAUSE,
- .high_water = 80 * 510 / 100,
- .low_water = 60 * 510 / 100,
- .pause_time = 1337,
- .send_xon = 0,
+ .mode = RTE_FC_TX_PAUSE,
+ .high_water = 80 * 510 / 100,
+ .low_water = 60 * 510 / 100,
+ .pause_time = 1337,
+ .send_xon = 0,
};
-void configure_eth_port(uint8_t port_id)
+void configure_eth_port(uint16_t port_id)
{
- int ret;
-
- rte_eth_dev_stop(port_id);
-
- ret = rte_eth_dev_configure(port_id, 1, 1, &port_conf);
- if (ret < 0)
- rte_exit(EXIT_FAILURE, "Cannot configure port %u (error %d)\n",
- (unsigned) port_id, ret);
-
- /* Initialize the port's RX queue */
- ret = rte_eth_rx_queue_setup(port_id, 0, RX_DESC_PER_QUEUE,
- rte_eth_dev_socket_id(port_id), &rx_conf,
- mbuf_pool);
- if (ret < 0)
- rte_exit(EXIT_FAILURE, "Failed to setup RX queue on "
- "port %u (error %d)\n", (unsigned) port_id, ret);
-
- /* Initialize the port's TX queue */
- ret = rte_eth_tx_queue_setup(port_id, 0, TX_DESC_PER_QUEUE,
- rte_eth_dev_socket_id(port_id), &tx_conf);
- if (ret < 0)
- rte_exit(EXIT_FAILURE, "Failed to setup TX queue on "
- "port %u (error %d)\n", (unsigned) port_id, ret);
-
- /* Initialize the port's flow control */
- ret = rte_eth_dev_flow_ctrl_set(port_id, &fc_conf);
- if (ret < 0)
- rte_exit(EXIT_FAILURE, "Failed to setup hardware flow control on "
- "port %u (error %d)\n", (unsigned) port_id, ret);
-
- /* Start the port */
- ret = rte_eth_dev_start(port_id);
- if (ret < 0)
- rte_exit(EXIT_FAILURE, "Failed to start port %u (error %d)\n",
- (unsigned) port_id, ret);
-
- /* Put it in promiscuous mode */
- rte_eth_promiscuous_enable(port_id);
+ int ret;
+ uint16_t nb_rxd = RX_DESC_PER_QUEUE;
+ uint16_t nb_txd = TX_DESC_PER_QUEUE;
+ struct rte_eth_rxconf rxq_conf;
+ struct rte_eth_txconf txq_conf;
+ struct rte_eth_dev_info dev_info;
+ struct rte_eth_conf local_port_conf = port_conf;
+
+ rte_eth_dev_stop(port_id);
+
+ rte_eth_dev_info_get(port_id, &dev_info);
+ if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
+ local_port_conf.txmode.offloads |=
+ DEV_TX_OFFLOAD_MBUF_FAST_FREE;
+ ret = rte_eth_dev_configure(port_id, 1, 1, &local_port_conf);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "Cannot configure port %u (error %d)\n",
+ (unsigned int) port_id, ret);
+
+ ret = rte_eth_dev_adjust_nb_rx_tx_desc(port_id, &nb_rxd, &nb_txd);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE,
+ "Cannot adjust number of descriptors for port %u (error %d)\n",
+ (unsigned int) port_id, ret);
+
+ /* Initialize the port's RX queue */
+ rxq_conf = dev_info.default_rxconf;
+ rxq_conf.offloads = local_port_conf.rxmode.offloads;
+ ret = rte_eth_rx_queue_setup(port_id, 0, nb_rxd,
+ rte_eth_dev_socket_id(port_id),
+ &rxq_conf,
+ mbuf_pool);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE,
+ "Failed to setup RX queue on port %u (error %d)\n",
+ (unsigned int) port_id, ret);
+
+ /* Initialize the port's TX queue */
+ txq_conf = dev_info.default_txconf;
+ txq_conf.txq_flags = ETH_TXQ_FLAGS_IGNORE;
+ txq_conf.offloads = local_port_conf.txmode.offloads;
+ ret = rte_eth_tx_queue_setup(port_id, 0, nb_txd,
+ rte_eth_dev_socket_id(port_id),
+ &txq_conf);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE,
+ "Failed to setup TX queue on port %u (error %d)\n",
+ (unsigned int) port_id, ret);
+
+ /* Initialize the port's flow control */
+ ret = rte_eth_dev_flow_ctrl_set(port_id, &fc_conf);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE,
+ "Failed to setup hardware flow control on port %u (error %d)\n",
+ (unsigned int) port_id, ret);
+
+ /* Start the port */
+ ret = rte_eth_dev_start(port_id);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "Failed to start port %u (error %d)\n",
+ (unsigned int) port_id, ret);
+
+ /* Put it in promiscuous mode */
+ rte_eth_promiscuous_enable(port_id);
}
void
init_dpdk(void)
{
- if (rte_eth_dev_count() < 2)
- rte_exit(EXIT_FAILURE, "Not enough ethernet port available\n");
+ if (rte_eth_dev_count_avail() < 2)
+ rte_exit(EXIT_FAILURE, "Not enough ethernet port available\n");
}
-void init_ring(int lcore_id, uint8_t port_id)
+void init_ring(int lcore_id, uint16_t port_id)
{
- struct rte_ring *ring;
- char ring_name[RTE_RING_NAMESIZE];
+ struct rte_ring *ring;
+ char ring_name[RTE_RING_NAMESIZE];
- snprintf(ring_name, RTE_RING_NAMESIZE,
- "core%d_port%d", lcore_id, port_id);
- ring = rte_ring_create(ring_name, RING_SIZE, rte_socket_id(),
- RING_F_SP_ENQ | RING_F_SC_DEQ);
+ snprintf(ring_name, RTE_RING_NAMESIZE,
+ "core%d_port%d", lcore_id, port_id);
+ ring = rte_ring_create(ring_name, RING_SIZE, rte_socket_id(),
+ RING_F_SP_ENQ | RING_F_SC_DEQ);
- if (ring == NULL)
- rte_exit(EXIT_FAILURE, "%s\n", rte_strerror(rte_errno));
+ if (ring == NULL)
+ rte_exit(EXIT_FAILURE, "%s\n", rte_strerror(rte_errno));
- rte_ring_set_water_mark(ring, 80 * RING_SIZE / 100);
+ *high_watermark = 80 * RING_SIZE / 100;
- rings[lcore_id][port_id] = ring;
+ rings[lcore_id][port_id] = ring;
}
void
pair_ports(void)
{
- uint8_t i, j;
-
- /* Pair ports with their "closest neighbour" in the portmask */
- for (i = 0; i < RTE_MAX_ETHPORTS; i++)
- if (is_bit_set(i, portmask))
- for (j = (uint8_t) (i + 1); j < RTE_MAX_ETHPORTS; j++)
- if (is_bit_set(j, portmask)) {
- port_pairs[i] = j;
- port_pairs[j] = i;
- i = j;
- break;
- }
+ uint16_t i, j;
+
+ /* Pair ports with their "closest neighbour" in the portmask */
+ for (i = 0; i < RTE_MAX_ETHPORTS; i++)
+ if (is_bit_set(i, portmask))
+ for (j = i + 1; j < RTE_MAX_ETHPORTS; j++)
+ if (is_bit_set(j, portmask)) {
+ port_pairs[i] = j;
+ port_pairs[j] = i;
+ i = j;
+ break;
+ }
}
void
setup_shared_variables(void)
{
- const struct rte_memzone *qw_memzone;
+ const struct rte_memzone *qw_memzone;
- qw_memzone = rte_memzone_reserve(QUOTA_WATERMARK_MEMZONE_NAME, 2 * sizeof(int),
- rte_socket_id(), RTE_MEMZONE_2MB);
- if (qw_memzone == NULL)
- rte_exit(EXIT_FAILURE, "%s\n", rte_strerror(rte_errno));
+ qw_memzone = rte_memzone_reserve(QUOTA_WATERMARK_MEMZONE_NAME,
+ 3 * sizeof(int), rte_socket_id(), 0);
+ if (qw_memzone == NULL)
+ rte_exit(EXIT_FAILURE, "%s\n", rte_strerror(rte_errno));
- quota = qw_memzone->addr;
- low_watermark = (unsigned int *) qw_memzone->addr + sizeof(int);
+ quota = qw_memzone->addr;
+ low_watermark = (unsigned int *) qw_memzone->addr + 1;
+ high_watermark = (unsigned int *) qw_memzone->addr + 2;
}