-/*-
- * BSD LICENSE
- *
- * Copyright(c) 2010-2013 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) 2010-2016 Intel Corporation
*/
#include <stdio.h>
#include <stdint.h>
#include <inttypes.h>
#include <sys/types.h>
-#include <string.h>
#include <sys/queue.h>
#include <netinet/in.h>
#include <setjmp.h>
#include <rte_common.h>
#include <rte_log.h>
+#include <rte_malloc.h>
#include <rte_memory.h>
#include <rte_memcpy.h>
-#include <rte_memzone.h>
-#include <rte_tailq.h>
#include <rte_eal.h>
-#include <rte_per_lcore.h>
#include <rte_launch.h>
#include <rte_atomic.h>
#include <rte_cycles.h>
#include <rte_per_lcore.h>
#include <rte_branch_prediction.h>
#include <rte_interrupts.h>
-#include <rte_pci.h>
#include <rte_random.h>
#include <rte_debug.h>
#include <rte_ether.h>
#include <rte_ethdev.h>
-#include <rte_ring.h>
#include <rte_mempool.h>
#include <rte_mbuf.h>
-#include "main.h"
-
#define RTE_LOGTYPE_LSI RTE_LOGTYPE_USER1
-#define LSI_MAX_PORTS 32
-
-#define MBUF_SIZE (2048 + sizeof(struct rte_mbuf) + RTE_PKTMBUF_HEADROOM)
#define NB_MBUF 8192
-/*
- * RX and TX Prefetch, Host, and Write-back threshold values should be
- * carefully set for optimal performance. Consult the network
- * controller's datasheet and supporting DPDK documentation for guidance
- * on how these parameters should be set.
- */
-#define RX_PTHRESH 8 /**< Default values of RX prefetch threshold reg. */
-#define RX_HTHRESH 8 /**< Default values of RX host threshold reg. */
-#define RX_WTHRESH 4 /**< Default values of RX write-back threshold reg. */
-
-/*
- * These default values are optimized for use with the Intel(R) 82599 10 GbE
- * Controller and the DPDK ixgbe PMD. Consider using other values for other
- * network controllers and/or network drivers.
- */
-#define TX_PTHRESH 36 /**< Default values of TX prefetch threshold reg. */
-#define TX_HTHRESH 0 /**< Default values of TX host threshold reg. */
-#define TX_WTHRESH 0 /**< Default values of TX write-back threshold reg. */
-
#define MAX_PKT_BURST 32
-#define BURST_TX_DRAIN 200000ULL /* around 100us at 2 Ghz */
-
-#define SOCKET0 0
+#define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */
/*
* Configurable number of RX/TX ring descriptors
*/
-#define RTE_TEST_RX_DESC_DEFAULT 128
-#define RTE_TEST_TX_DESC_DEFAULT 512
+#define RTE_TEST_RX_DESC_DEFAULT 1024
+#define RTE_TEST_TX_DESC_DEFAULT 1024
static uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT;
static uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT;
/* ethernet addresses of ports */
-static struct ether_addr lsi_ports_eth_addr[LSI_MAX_PORTS];
+static struct rte_ether_addr lsi_ports_eth_addr[RTE_MAX_ETHPORTS];
/* mask of enabled ports */
static uint32_t lsi_enabled_port_mask = 0;
static unsigned int lsi_rx_queue_per_lcore = 1;
/* destination port for L2 forwarding */
-static unsigned lsi_dst_ports[LSI_MAX_PORTS] = {0};
+static unsigned lsi_dst_ports[RTE_MAX_ETHPORTS] = {0};
#define MAX_PKT_BURST 32
-struct mbuf_table {
- unsigned len;
- struct rte_mbuf *m_table[MAX_PKT_BURST];
-};
#define MAX_RX_QUEUE_PER_LCORE 16
#define MAX_TX_QUEUE_PER_PORT 16
unsigned n_rx_port;
unsigned rx_port_list[MAX_RX_QUEUE_PER_LCORE];
unsigned tx_queue_id;
- struct mbuf_table tx_mbufs[LSI_MAX_PORTS];
-
} __rte_cache_aligned;
struct lcore_queue_conf lcore_queue_conf[RTE_MAX_LCORE];
-static const struct rte_eth_conf port_conf = {
+struct rte_eth_dev_tx_buffer *tx_buffer[RTE_MAX_ETHPORTS];
+
+static 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,
+ .mq_mode = ETH_MQ_TX_NONE,
},
.intr_conf = {
.lsc = 1, /**< lsc interrupt feature enabled */
},
};
-static const struct rte_eth_rxconf rx_conf = {
- .rx_thresh = {
- .pthresh = RX_PTHRESH,
- .hthresh = RX_HTHRESH,
- .wthresh = RX_WTHRESH,
- },
-};
-
-static const struct rte_eth_txconf tx_conf = {
- .tx_thresh = {
- .pthresh = TX_PTHRESH,
- .hthresh = TX_HTHRESH,
- .wthresh = TX_WTHRESH,
- },
- .tx_free_thresh = 0, /* Use PMD default values */
- .tx_rs_thresh = 0, /* Use PMD default values */
-};
-
struct rte_mempool * lsi_pktmbuf_pool = NULL;
/* Per-port statistics struct */
uint64_t rx;
uint64_t dropped;
} __rte_cache_aligned;
-struct lsi_port_statistics port_statistics[LSI_MAX_PORTS];
+struct lsi_port_statistics port_statistics[RTE_MAX_ETHPORTS];
/* A tsc-based timer responsible for triggering statistics printout */
#define TIMER_MILLISECOND 2000000ULL /* around 1ms at 2 Ghz */
{
struct rte_eth_link link;
uint64_t total_packets_dropped, total_packets_tx, total_packets_rx;
- unsigned portid;
+ uint16_t portid;
total_packets_dropped = 0;
total_packets_tx = 0;
printf("\nPort statistics ====================================");
- for (portid = 0; portid < LSI_MAX_PORTS; portid++) {
+ for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
/* skip ports that are not enabled */
if ((lsi_enabled_port_mask & (1 << portid)) == 0)
continue;
memset(&link, 0, sizeof(link));
- rte_eth_link_get_nowait((uint8_t)portid, &link);
+ rte_eth_link_get_nowait(portid, &link);
printf("\nStatistics for port %u ------------------------------"
"\nLink status: %25s"
"\nLink speed: %26u"
printf("\n====================================================\n");
}
-/* Send the packet on an output interface */
-static int
-lsi_send_burst(struct lcore_queue_conf *qconf, unsigned n, uint8_t port)
-{
- struct rte_mbuf **m_table;
- unsigned ret;
- unsigned queueid;
-
- queueid = (uint16_t) qconf->tx_queue_id;
- m_table = (struct rte_mbuf **)qconf->tx_mbufs[port].m_table;
-
- ret = rte_eth_tx_burst(port, (uint16_t) queueid, m_table, (uint16_t) n);
- port_statistics[port].tx += ret;
- if (unlikely(ret < n)) {
- port_statistics[port].dropped += (n - ret);
- do {
- rte_pktmbuf_free(m_table[ret]);
- } while (++ret < n);
- }
-
- return 0;
-}
-
-/* Send the packet on an output interface */
-static int
-lsi_send_packet(struct rte_mbuf *m, uint8_t port)
-{
- unsigned lcore_id, len;
- struct lcore_queue_conf *qconf;
-
- lcore_id = rte_lcore_id();
-
- qconf = &lcore_queue_conf[lcore_id];
- len = qconf->tx_mbufs[port].len;
- qconf->tx_mbufs[port].m_table[len] = m;
- len++;
-
- /* enough pkts to be sent */
- if (unlikely(len == MAX_PKT_BURST)) {
- lsi_send_burst(qconf, MAX_PKT_BURST, port);
- len = 0;
- }
-
- qconf->tx_mbufs[port].len = len;
- return 0;
-}
-
static void
lsi_simple_forward(struct rte_mbuf *m, unsigned portid)
{
- struct ether_hdr *eth;
+ struct rte_ether_hdr *eth;
void *tmp;
unsigned dst_port = lsi_dst_ports[portid];
+ int sent;
+ struct rte_eth_dev_tx_buffer *buffer;
- eth = rte_pktmbuf_mtod(m, struct ether_hdr *);
+ eth = rte_pktmbuf_mtod(m, struct rte_ether_hdr *);
/* 02:00:00:00:00:xx */
tmp = ð->d_addr.addr_bytes[0];
/* src addr */
ether_addr_copy(&lsi_ports_eth_addr[dst_port], ð->s_addr);
- lsi_send_packet(m, (uint8_t) dst_port);
+ buffer = tx_buffer[dst_port];
+ sent = rte_eth_tx_buffer(dst_port, 0, buffer, m);
+ if (sent)
+ port_statistics[dst_port].tx += sent;
}
/* main processing loop */
struct rte_mbuf *pkts_burst[MAX_PKT_BURST];
struct rte_mbuf *m;
unsigned lcore_id;
- uint64_t prev_tsc = 0;
- uint64_t diff_tsc, cur_tsc, timer_tsc;
+ unsigned sent;
+ uint64_t prev_tsc, diff_tsc, cur_tsc, timer_tsc;
unsigned i, j, portid, nb_rx;
struct lcore_queue_conf *qconf;
+ const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1) / US_PER_S *
+ BURST_TX_DRAIN_US;
+ struct rte_eth_dev_tx_buffer *buffer;
+ prev_tsc = 0;
timer_tsc = 0;
lcore_id = rte_lcore_id();
if (qconf->n_rx_port == 0) {
RTE_LOG(INFO, LSI, "lcore %u has nothing to do\n", lcore_id);
- while(1);
+ return;
}
RTE_LOG(INFO, LSI, "entering main loop on lcore %u\n", lcore_id);
* TX burst queue drain
*/
diff_tsc = cur_tsc - prev_tsc;
- if (unlikely(diff_tsc > BURST_TX_DRAIN)) {
-
- /* this could be optimized (use queueid instead of
- * portid), but it is not called so often */
- for (portid = 0; portid < LSI_MAX_PORTS; portid++) {
- if (qconf->tx_mbufs[portid].len == 0)
- continue;
- lsi_send_burst(&lcore_queue_conf[lcore_id],
- qconf->tx_mbufs[portid].len,
- (uint8_t) portid);
- qconf->tx_mbufs[portid].len = 0;
+ if (unlikely(diff_tsc > drain_tsc)) {
+
+ for (i = 0; i < qconf->n_rx_port; i++) {
+
+ portid = lsi_dst_ports[qconf->rx_port_list[i]];
+ buffer = tx_buffer[portid];
+
+ sent = rte_eth_tx_buffer_flush(portid, 0, buffer);
+ if (sent)
+ port_statistics[portid].tx += sent;
+
}
/* if timer is enabled */
argv[optind-1] = prgname;
ret = optind-1;
- optind = 0; /* reset getopt lib */
+ optind = 1; /* reset getopt lib */
return ret;
}
* Pointer to(address of) the parameters.
*
* @return
- * void.
+ * int.
*/
-static void
-lsi_event_callback(uint8_t port_id, enum rte_eth_event_type type, void *param)
+static int
+lsi_event_callback(uint16_t port_id, enum rte_eth_event_type type, void *param,
+ void *ret_param)
{
struct rte_eth_link link;
RTE_SET_USED(param);
+ RTE_SET_USED(ret_param);
printf("\n\nIn registered callback...\n");
printf("Event type: %s\n", type == RTE_ETH_EVENT_INTR_LSC ? "LSC interrupt" : "unknown event");
("full-duplex") : ("half-duplex"));
} else
printf("Port %d Link Down\n\n", port_id);
+
+ return 0;
}
/* Check the link status of all ports in up to 9s, and print them finally */
static void
-check_all_ports_link_status(uint8_t port_num, uint32_t port_mask)
+check_all_ports_link_status(uint16_t port_num, uint32_t port_mask)
{
#define CHECK_INTERVAL 100 /* 100ms */
#define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
- uint8_t portid, count, all_ports_up, print_flag = 0;
+ uint8_t count, all_ports_up, print_flag = 0;
+ uint16_t portid;
struct rte_eth_link link;
printf("\nChecking link status");
/* print link status if flag set */
if (print_flag == 1) {
if (link.link_status)
- printf("Port %d Link Up - speed %u "
- "Mbps - %s\n", (uint8_t)portid,
- (unsigned)link.link_speed,
+ printf(
+ "Port%d Link Up. Speed %u Mbps - %s\n",
+ portid, link.link_speed,
(link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
("full-duplex") : ("half-duplex\n"));
else
- printf("Port %d Link Down\n",
- (uint8_t)portid);
+ printf("Port %d Link Down\n", portid);
continue;
}
/* clear all_ports_up flag if any link down */
- if (link.link_status == 0) {
+ if (link.link_status == ETH_LINK_DOWN) {
all_ports_up = 0;
break;
}
}
int
-MAIN(int argc, char **argv)
+main(int argc, char **argv)
{
struct lcore_queue_conf *qconf;
- struct rte_eth_dev_info dev_info;
int ret;
- uint8_t nb_ports;
- uint8_t portid, portid_last = 0;
+ uint16_t nb_ports;
+ uint16_t portid, portid_last = 0;
unsigned lcore_id, rx_lcore_id;
unsigned nb_ports_in_mask = 0;
/* create the mbuf pool */
lsi_pktmbuf_pool =
- rte_mempool_create("mbuf_pool", NB_MBUF,
- MBUF_SIZE, 32,
- sizeof(struct rte_pktmbuf_pool_private),
- rte_pktmbuf_pool_init, NULL,
- rte_pktmbuf_init, NULL,
- SOCKET0, 0);
+ rte_pktmbuf_pool_create("mbuf_pool", NB_MBUF, 32, 0,
+ RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id());
if (lsi_pktmbuf_pool == NULL)
rte_panic("Cannot init mbuf pool\n");
- /* init driver(s) */
- if (rte_pmd_init_all() < 0)
- rte_panic("Cannot init pmd\n");
-
- if (rte_eal_pci_probe() < 0)
- rte_panic("Cannot probe PCI\n");
-
- nb_ports = rte_eth_dev_count();
+ nb_ports = rte_eth_dev_count_avail();
if (nb_ports == 0)
rte_panic("No Ethernet port - bye\n");
- if (nb_ports > LSI_MAX_PORTS)
- nb_ports = LSI_MAX_PORTS;
-
/*
* Each logical core is assigned a dedicated TX queue on each port.
*/
portid_last = portid;
nb_ports_in_mask++;
-
- rte_eth_dev_info_get(portid, &dev_info);
}
if (nb_ports_in_mask < 2 || nb_ports_in_mask % 2)
rte_exit(EXIT_FAILURE, "Current enabled port number is %u, "
/* Initialise each port */
for (portid = 0; portid < nb_ports; portid++) {
+ struct rte_eth_rxconf rxq_conf;
+ struct rte_eth_txconf txq_conf;
+ struct rte_eth_conf local_port_conf = port_conf;
+ struct rte_eth_dev_info dev_info;
+
/* skip ports that are not enabled */
if ((lsi_enabled_port_mask & (1 << portid)) == 0) {
printf("Skipping disabled port %u\n", (unsigned) portid);
/* init port */
printf("Initializing port %u... ", (unsigned) portid);
fflush(stdout);
- ret = rte_eth_dev_configure(portid, 1, 1, &port_conf);
+ rte_eth_dev_info_get(portid, &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(portid, 1, 1, &local_port_conf);
if (ret < 0)
rte_exit(EXIT_FAILURE, "Cannot configure device: err=%d, port=%u\n",
ret, (unsigned) portid);
+ ret = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd,
+ &nb_txd);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE,
+ "rte_eth_dev_adjust_nb_rx_tx_desc: err=%d, port=%u\n",
+ ret, (unsigned) portid);
+
/* register lsi interrupt callback, need to be after
* rte_eth_dev_configure(). if (intr_conf.lsc == 0), no
* lsc interrupt will be present, and below callback to
/* init one RX queue */
fflush(stdout);
+ rxq_conf = dev_info.default_rxconf;
+ rxq_conf.offloads = local_port_conf.rxmode.offloads;
ret = rte_eth_rx_queue_setup(portid, 0, nb_rxd,
- SOCKET0, &rx_conf,
+ rte_eth_dev_socket_id(portid),
+ &rxq_conf,
lsi_pktmbuf_pool);
if (ret < 0)
rte_exit(EXIT_FAILURE, "rte_eth_rx_queue_setup: err=%d, port=%u\n",
/* init one TX queue logical core on each port */
fflush(stdout);
+ txq_conf = dev_info.default_txconf;
+ txq_conf.offloads = local_port_conf.txmode.offloads;
ret = rte_eth_tx_queue_setup(portid, 0, nb_txd,
- SOCKET0, &tx_conf);
+ rte_eth_dev_socket_id(portid),
+ &txq_conf);
if (ret < 0)
rte_exit(EXIT_FAILURE, "rte_eth_tx_queue_setup: err=%d,port=%u\n",
ret, (unsigned) portid);
+ /* Initialize TX buffers */
+ tx_buffer[portid] = rte_zmalloc_socket("tx_buffer",
+ RTE_ETH_TX_BUFFER_SIZE(MAX_PKT_BURST), 0,
+ rte_eth_dev_socket_id(portid));
+ if (tx_buffer[portid] == NULL)
+ rte_exit(EXIT_FAILURE, "Cannot allocate buffer for tx on port %u\n",
+ (unsigned) portid);
+
+ rte_eth_tx_buffer_init(tx_buffer[portid], MAX_PKT_BURST);
+
+ ret = rte_eth_tx_buffer_set_err_callback(tx_buffer[portid],
+ rte_eth_tx_buffer_count_callback,
+ &port_statistics[portid].dropped);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "Cannot set error callback for "
+ "tx buffer on port %u\n", (unsigned) portid);
+
/* Start device */
ret = rte_eth_dev_start(portid);
if (ret < 0)
ret, (unsigned) portid);
printf("done:\n");
+ rte_eth_promiscuous_enable(portid);
+
printf("Port %u, MAC address: %02X:%02X:%02X:%02X:%02X:%02X\n\n",
(unsigned) portid,
lsi_ports_eth_addr[portid].addr_bytes[0],
git.droids-corp.org / dpdk.git / blobdiff