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/*-
* 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.
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <stdint.h>
#include <unistd.h>
#include "test.h"
#include <rte_cycles.h>
#include <rte_ether.h>
#include <rte_ip.h>
#include <rte_byteorder.h>
#include <rte_sched.h>
#define SUBPORT 0
#define PIPE 1
#define TC 2
#define QUEUE 3
static struct rte_sched_subport_params subport_param[] = {
{
.tb_rate = 1250000000,
.tb_size = 1000000,
.tc_rate = {1250000000, 1250000000, 1250000000, 1250000000},
.tc_period = 10,
},
};
static struct rte_sched_pipe_params pipe_profile[] = {
{ /* Profile #0 */
.tb_rate = 305175,
.tb_size = 1000000,
.tc_rate = {305175, 305175, 305175, 305175},
.tc_period = 40,
.wrr_weights = {1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1},
},
};
static struct rte_sched_port_params port_param = {
.socket = 0, /* computed */
.rate = 0, /* computed */
.mtu = 1522,
.frame_overhead = RTE_SCHED_FRAME_OVERHEAD_DEFAULT,
.n_subports_per_port = 1,
.n_pipes_per_subport = 4096,
.qsize = {64, 64, 64, 64},
.pipe_profiles = pipe_profile,
.n_pipe_profiles = 1,
};
#define NB_MBUF 32
#define MBUF_DATA_SZ (2048 + RTE_PKTMBUF_HEADROOM)
#define MEMPOOL_CACHE_SZ 0
#define SOCKET 0
static struct rte_mempool *
create_mempool(void)
{
struct rte_mempool * mp;
mp = rte_mempool_lookup("test_sched");
if (!mp)
mp = rte_pktmbuf_pool_create("test_sched", NB_MBUF,
MEMPOOL_CACHE_SZ, 0, MBUF_DATA_SZ, SOCKET);
return mp;
}
static void
prepare_pkt(struct rte_mbuf *mbuf)
{
struct ether_hdr *eth_hdr;
struct vlan_hdr *vlan1, *vlan2;
struct ipv4_hdr *ip_hdr;
/* Simulate a classifier */
eth_hdr = rte_pktmbuf_mtod(mbuf, struct ether_hdr *);
vlan1 = (struct vlan_hdr *)(ð_hdr->ether_type );
vlan2 = (struct vlan_hdr *)((uintptr_t)ð_hdr->ether_type + sizeof(struct vlan_hdr));
eth_hdr = (struct ether_hdr *)((uintptr_t)ð_hdr->ether_type + 2 *sizeof(struct vlan_hdr));
ip_hdr = (struct ipv4_hdr *)((uintptr_t)eth_hdr + sizeof(eth_hdr->ether_type));
vlan1->vlan_tci = rte_cpu_to_be_16(SUBPORT);
vlan2->vlan_tci = rte_cpu_to_be_16(PIPE);
eth_hdr->ether_type = rte_cpu_to_be_16(ETHER_TYPE_IPv4);
ip_hdr->dst_addr = IPv4(0,0,TC,QUEUE);
rte_sched_port_pkt_write(mbuf, SUBPORT, PIPE, TC, QUEUE, e_RTE_METER_YELLOW);
/* 64 byte packet */
mbuf->pkt_len = 60;
mbuf->data_len = 60;
}
/**
* test main entrance for library sched
*/
static int
test_sched(void)
{
struct rte_mempool *mp = NULL;
struct rte_sched_port *port = NULL;
uint32_t pipe;
struct rte_mbuf *in_mbufs[10];
struct rte_mbuf *out_mbufs[10];
int i;
int err;
mp = create_mempool();
TEST_ASSERT_NOT_NULL(mp, "Error creating mempool\n");
port_param.socket = 0;
port_param.rate = (uint64_t) 10000 * 1000 * 1000 / 8;
port = rte_sched_port_config(&port_param);
TEST_ASSERT_NOT_NULL(port, "Error config sched port\n");
err = rte_sched_subport_config(port, SUBPORT, subport_param);
TEST_ASSERT_SUCCESS(err, "Error config sched, err=%d\n", err);
for (pipe = 0; pipe < port_param.n_pipes_per_subport; pipe ++) {
err = rte_sched_pipe_config(port, SUBPORT, pipe, 0);
TEST_ASSERT_SUCCESS(err, "Error config sched pipe %u, err=%d\n", pipe, err);
}
for (i = 0; i < 10; i++) {
in_mbufs[i] = rte_pktmbuf_alloc(mp);
TEST_ASSERT_NOT_NULL(in_mbufs[i], "Packet allocation failed\n");
prepare_pkt(in_mbufs[i]);
}
err = rte_sched_port_enqueue(port, in_mbufs, 10);
TEST_ASSERT_EQUAL(err, 10, "Wrong enqueue, err=%d\n", err);
err = rte_sched_port_dequeue(port, out_mbufs, 10);
TEST_ASSERT_EQUAL(err, 10, "Wrong dequeue, err=%d\n", err);
for (i = 0; i < 10; i++) {
enum rte_meter_color color;
uint32_t subport, traffic_class, queue;
color = rte_sched_port_pkt_read_color(out_mbufs[i]);
TEST_ASSERT_EQUAL(color, e_RTE_METER_YELLOW, "Wrong color\n");
rte_sched_port_pkt_read_tree_path(out_mbufs[i],
&subport, &pipe, &traffic_class, &queue);
TEST_ASSERT_EQUAL(subport, SUBPORT, "Wrong subport\n");
TEST_ASSERT_EQUAL(pipe, PIPE, "Wrong pipe\n");
TEST_ASSERT_EQUAL(traffic_class, TC, "Wrong traffic_class\n");
TEST_ASSERT_EQUAL(queue, QUEUE, "Wrong queue\n");
}
struct rte_sched_subport_stats subport_stats;
uint32_t tc_ov;
rte_sched_subport_read_stats(port, SUBPORT, &subport_stats, &tc_ov);
#if 0
TEST_ASSERT_EQUAL(subport_stats.n_pkts_tc[TC-1], 10, "Wrong subport stats\n");
#endif
struct rte_sched_queue_stats queue_stats;
uint16_t qlen;
rte_sched_queue_read_stats(port, QUEUE, &queue_stats, &qlen);
#if 0
TEST_ASSERT_EQUAL(queue_stats.n_pkts, 10, "Wrong queue stats\n");
#endif
rte_sched_port_free(port);
return 0;
}
static struct test_command sched_cmd = {
.command = "sched_autotest",
.callback = test_sched,
};
REGISTER_TEST_COMMAND(sched_cmd);
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