-/*-
- * 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 <stdio.h>
#include <unistd.h>
#include <string.h>
#include <sys/wait.h>
+#include <dirent.h>
#include "test.h"
+#if !defined(RTE_EXEC_ENV_LINUXAPP) || !defined(RTE_LIBRTE_KNI)
+
+static int
+test_kni(void)
+{
+ printf("KNI not supported, skipping test\n");
+ return TEST_SKIPPED;
+}
+
+#else
+
#include <rte_string_fns.h>
#include <rte_mempool.h>
#include <rte_ethdev.h>
+#include <rte_bus_pci.h>
#include <rte_cycles.h>
#include <rte_kni.h>
#define PKT_BURST_SZ 32
#define MEMPOOL_CACHE_SZ PKT_BURST_SZ
#define SOCKET 0
-#define NB_RXD 128
-#define NB_TXD 512
+#define NB_RXD 1024
+#define NB_TXD 1024
#define KNI_TIMEOUT_MS 5000 /* ms */
#define IFCONFIG "/sbin/ifconfig "
#define TEST_KNI_PORT "test_kni_port"
+#define KNI_MODULE_PATH "/sys/module/rte_kni"
+#define KNI_MODULE_PARAM_LO KNI_MODULE_PATH"/parameters/lo_mode"
#define KNI_TEST_MAX_PORTS 4
/* The threshold number of mbufs to be transmitted or received. */
#define KNI_NUM_MBUF_THRESHOLD 100
};
static const struct rte_eth_conf port_conf = {
- .rxmode = {
- .header_split = 0,
- .hw_ip_checksum = 0,
- .hw_vlan_filter = 0,
- .jumbo_frame = 0,
- .hw_strip_crc = 1,
- },
.txmode = {
.mq_mode = ETH_DCB_NONE,
},
static struct rte_kni_ops kni_ops = {
.change_mtu = NULL,
.config_network_if = NULL,
+ .config_mac_address = NULL,
+ .config_promiscusity = NULL,
};
static unsigned lcore_master, lcore_ingress, lcore_egress;
}
/* Callback for request of changing MTU */
static int
-kni_change_mtu(uint8_t port_id, unsigned new_mtu)
+kni_change_mtu(uint16_t port_id, unsigned int new_mtu)
{
printf("Change MTU of port %d to %u\n", port_id, new_mtu);
kni_pkt_mtu = new_mtu;
port_id, kni_pkt_mtu);
return 0;
}
+
+static int
+test_kni_link_change(void)
+{
+ int ret;
+ int pid;
+
+ pid = fork();
+ if (pid < 0) {
+ printf("Error: Failed to fork a process\n");
+ return -1;
+ }
+
+ if (pid == 0) {
+ printf("Starting KNI Link status change tests.\n");
+ if (system(IFCONFIG TEST_KNI_PORT" up") == -1) {
+ ret = -1;
+ goto error;
+ }
+
+ ret = rte_kni_update_link(test_kni_ctx, 1);
+ if (ret < 0) {
+ printf("Failed to change link state to Up ret=%d.\n",
+ ret);
+ goto error;
+ }
+ rte_delay_ms(1000);
+ printf("KNI: Set LINKUP, previous state=%d\n", ret);
+
+ ret = rte_kni_update_link(test_kni_ctx, 0);
+ if (ret != 1) {
+ printf(
+ "Failed! Previous link state should be 1, returned %d.\n",
+ ret);
+ goto error;
+ }
+ rte_delay_ms(1000);
+ printf("KNI: Set LINKDOWN, previous state=%d\n", ret);
+
+ ret = rte_kni_update_link(test_kni_ctx, 1);
+ if (ret != 0) {
+ printf(
+ "Failed! Previous link state should be 0, returned %d.\n",
+ ret);
+ goto error;
+ }
+ printf("KNI: Set LINKUP, previous state=%d\n", ret);
+
+ ret = 0;
+ rte_delay_ms(1000);
+
+error:
+ if (system(IFCONFIG TEST_KNI_PORT" down") == -1)
+ ret = -1;
+
+ printf("KNI: Link status change tests: %s.\n",
+ (ret == 0) ? "Passed" : "Failed");
+ exit(ret);
+ } else {
+ int p_ret, status;
+
+ while (1) {
+ p_ret = waitpid(pid, &status, WNOHANG);
+ if (p_ret != 0) {
+ if (WIFEXITED(status))
+ return WEXITSTATUS(status);
+ return -1;
+ }
+ rte_delay_ms(10);
+ rte_kni_handle_request(test_kni_ctx);
+ }
+ }
+}
/**
* This loop fully tests the basic functions of KNI. e.g. transmitting,
* receiving to, from kernel space, and kernel requests.
struct rte_kni_ops ops = {
.change_mtu = kni_change_mtu,
.config_network_if = NULL,
+ .config_mac_address = NULL,
+ .config_promiscusity = NULL,
};
if (!kni) {
}
static int
-test_kni_processing(uint8_t port_id, struct rte_mempool *mp)
+test_kni_processing(uint16_t port_id, struct rte_mempool *mp)
{
int ret = 0;
unsigned i;
struct rte_kni_conf conf;
struct rte_eth_dev_info info;
struct rte_kni_ops ops;
+ const struct rte_pci_device *pci_dev;
+ const struct rte_bus *bus = NULL;
if (!mp)
return -1;
memset(&ops, 0, sizeof(ops));
rte_eth_dev_info_get(port_id, &info);
- conf.addr = info.pci_dev->addr;
- conf.id = info.pci_dev->id;
+ if (info.device)
+ bus = rte_bus_find_by_device(info.device);
+ if (bus && !strcmp(bus->name, "pci")) {
+ pci_dev = RTE_DEV_TO_PCI(info.device);
+ conf.addr = pci_dev->addr;
+ conf.id = pci_dev->id;
+ }
snprintf(conf.name, sizeof(conf.name), TEST_KNI_PORT);
/* core id 1 configured for kernel thread */
conf.core_id = 1;
conf.force_bind = 1;
conf.mbuf_size = MAX_PACKET_SZ;
- conf.group_id = (uint16_t)port_id;
+ conf.group_id = port_id;
ops = kni_ops;
ops.port_id = port_id;
goto fail_kni;
}
+ ret = test_kni_link_change();
+ if (ret != 0)
+ goto fail_kni;
+
rte_eal_mp_remote_launch(test_kni_loop, NULL, CALL_MASTER);
RTE_LCORE_FOREACH_SLAVE(i) {
if (rte_eal_wait_lcore(i) < 0) {
}
test_kni_ctx = NULL;
- /* test of releasing a released kni device */
- if (rte_kni_release(kni) == 0) {
- printf("should not release a released kni device\n");
- return -1;
- }
-
/* test of reusing memzone */
kni = rte_kni_alloc(mp, &conf, &ops);
if (!kni) {
test_kni(void)
{
int ret = -1;
- uint8_t nb_ports, port_id;
+ uint16_t port_id;
struct rte_kni *kni;
struct rte_mempool *mp;
struct rte_kni_conf conf;
struct rte_eth_dev_info info;
struct rte_kni_ops ops;
+ const struct rte_pci_device *pci_dev;
+ const struct rte_bus *bus;
+ FILE *fd;
+ DIR *dir;
+ char buf[16];
+
+ dir = opendir(KNI_MODULE_PATH);
+ if (!dir) {
+ if (errno == ENOENT) {
+ printf("Cannot run UT due to missing rte_kni module\n");
+ return TEST_SKIPPED;
+ }
+ printf("opendir: %s", strerror(errno));
+ return -1;
+ }
+ closedir(dir);
/* Initialize KNI subsytem */
rte_kni_init(KNI_TEST_MAX_PORTS);
return -1;
}
- nb_ports = rte_eth_dev_count();
- if (nb_ports == 0) {
- printf("no supported nic port found\n");
- return -1;
- }
-
/* configuring port 0 for the test is enough */
port_id = 0;
ret = rte_eth_dev_configure(port_id, 1, 1, &port_conf);
rte_eth_promiscuous_enable(port_id);
/* basic test of kni processing */
- ret = test_kni_processing(port_id, mp);
- if (ret < 0)
- goto fail;
+ fd = fopen(KNI_MODULE_PARAM_LO, "r");
+ if (fd == NULL) {
+ printf("fopen: %s", strerror(errno));
+ return -1;
+ }
+ memset(&buf, 0, sizeof(buf));
+ if (fgets(buf, sizeof(buf), fd)) {
+ if (!strncmp(buf, "lo_mode_fifo", strlen("lo_mode_fifo")) ||
+ !strncmp(buf, "lo_mode_fifo_skb",
+ strlen("lo_mode_fifo_skb"))) {
+ ret = test_kni_processing(port_id, mp);
+ if (ret < 0) {
+ fclose(fd);
+ goto fail;
+ }
+ } else
+ printf("test_kni_processing skipped because of missing rte_kni module lo_mode argument\n");
+ }
+ fclose(fd);
/* test of allocating KNI with NULL mempool pointer */
memset(&info, 0, sizeof(info));
memset(&conf, 0, sizeof(conf));
memset(&ops, 0, sizeof(ops));
rte_eth_dev_info_get(port_id, &info);
- conf.addr = info.pci_dev->addr;
- conf.id = info.pci_dev->id;
- conf.group_id = (uint16_t)port_id;
+ if (info.device)
+ bus = rte_bus_find_by_device(info.device);
+ else
+ bus = NULL;
+ if (bus && !strcmp(bus->name, "pci")) {
+ pci_dev = RTE_DEV_TO_PCI(info.device);
+ conf.addr = pci_dev->addr;
+ conf.id = pci_dev->id;
+ }
+ conf.group_id = port_id;
conf.mbuf_size = MAX_PACKET_SZ;
ops = kni_ops;
memset(&info, 0, sizeof(info));
memset(&ops, 0, sizeof(ops));
rte_eth_dev_info_get(port_id, &info);
- conf.addr = info.pci_dev->addr;
- conf.id = info.pci_dev->id;
- conf.group_id = (uint16_t)port_id;
+ if (info.device)
+ bus = rte_bus_find_by_device(info.device);
+ else
+ bus = NULL;
+ if (bus && !strcmp(bus->name, "pci")) {
+ pci_dev = RTE_DEV_TO_PCI(info.device);
+ conf.addr = pci_dev->addr;
+ conf.id = pci_dev->id;
+ }
+ conf.group_id = port_id;
conf.mbuf_size = MAX_PACKET_SZ;
ops = kni_ops;
return ret;
}
+#endif
+
REGISTER_TEST_COMMAND(kni_autotest, test_kni);
Code Review / deb_dpdk.git / blobdiff