1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2010-2014 Intel Corporation
3 */
4
5 #include <stdlib.h>
6 #include <stdio.h>
7 #include <string.h>
8 #include <stdint.h>
9 #include <unistd.h>
10
11 #include "test.h"
12
13 #include <rte_cycles.h>
14 #include <rte_ether.h>
15 #include <rte_ip.h>
16 #include <rte_byteorder.h>
17 #include <rte_sched.h>
18
19
20 #define SUBPORT 0
21 #define PIPE 1
22 #define TC 2
23 #define QUEUE 0
24 #define MAX_SCHED_SUBPORT_PROFILES 8
25
26 static struct rte_sched_pipe_params pipe_profile[] = {
27 { /* Profile #0 */
28 .tb_rate = 305175,
29 .tb_size = 1000000,
30
31 .tc_rate = {305175, 305175, 305175, 305175, 305175, 305175,
32 305175, 305175, 305175, 305175, 305175, 305175, 305175},
33 .tc_period = 40,
34 .tc_ov_weight = 1,
35
36 .wrr_weights = {1, 1, 1, 1},
37 },
38 };
39
40 static struct rte_sched_subport_profile_params
41 subport_profile[] = {
42 {
43 .tb_rate = 1250000000,
44 .tb_size = 1000000,
45 .tc_rate = {1250000000, 1250000000, 1250000000, 1250000000,
46 1250000000, 1250000000, 1250000000, 1250000000, 1250000000,
47 1250000000, 1250000000, 1250000000, 1250000000},
48 .tc_period = 10,
49 },
50 };
51
52 static struct rte_sched_subport_params subport_param[] = {
53 {
54 .n_pipes_per_subport_enabled = 1024,
55 .qsize = {32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32},
56 .pipe_profiles = pipe_profile,
57 .n_pipe_profiles = 1,
58 .n_max_pipe_profiles = 1,
59 },
60 };
61
62 static struct rte_sched_port_params port_param = {
63 .socket = 0, /* computed */
64 .rate = 0, /* computed */
65 .mtu = 1522,
66 .frame_overhead = RTE_SCHED_FRAME_OVERHEAD_DEFAULT,
67 .n_subports_per_port = 1,
68 .n_subport_profiles = 1,
69 .subport_profiles = subport_profile,
70 .n_max_subport_profiles = MAX_SCHED_SUBPORT_PROFILES,
71 .n_pipes_per_subport = 1024,
72 };
73
74 #define NB_MBUF 32
75 #define MBUF_DATA_SZ (2048 + RTE_PKTMBUF_HEADROOM)
76 #define MEMPOOL_CACHE_SZ 0
77 #define SOCKET 0
78
79
80 static struct rte_mempool *
create_mempool(void)81 create_mempool(void)
82 {
83 struct rte_mempool * mp;
84
85 mp = rte_mempool_lookup("test_sched");
86 if (!mp)
87 mp = rte_pktmbuf_pool_create("test_sched", NB_MBUF,
88 MEMPOOL_CACHE_SZ, 0, MBUF_DATA_SZ, SOCKET);
89
90 return mp;
91 }
92
93 static void
prepare_pkt(struct rte_sched_port * port,struct rte_mbuf * mbuf)94 prepare_pkt(struct rte_sched_port *port, struct rte_mbuf *mbuf)
95 {
96 struct rte_ether_hdr *eth_hdr;
97 struct rte_vlan_hdr *vlan1, *vlan2;
98 struct rte_ipv4_hdr *ip_hdr;
99
100 /* Simulate a classifier */
101 eth_hdr = rte_pktmbuf_mtod(mbuf, struct rte_ether_hdr *);
102 vlan1 = (struct rte_vlan_hdr *)(ð_hdr->ether_type);
103 vlan2 = (struct rte_vlan_hdr *)(
104 (uintptr_t)ð_hdr->ether_type + sizeof(struct rte_vlan_hdr));
105 eth_hdr = (struct rte_ether_hdr *)(
106 (uintptr_t)ð_hdr->ether_type +
107 2 * sizeof(struct rte_vlan_hdr));
108 ip_hdr = (struct rte_ipv4_hdr *)(
109 (uintptr_t)eth_hdr + sizeof(eth_hdr->ether_type));
110
111 vlan1->vlan_tci = rte_cpu_to_be_16(SUBPORT);
112 vlan2->vlan_tci = rte_cpu_to_be_16(PIPE);
113 eth_hdr->ether_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
114 ip_hdr->dst_addr = RTE_IPV4(0,0,TC,QUEUE);
115
116
117 rte_sched_port_pkt_write(port, mbuf, SUBPORT, PIPE, TC, QUEUE,
118 RTE_COLOR_YELLOW);
119
120 /* 64 byte packet */
121 mbuf->pkt_len = 60;
122 mbuf->data_len = 60;
123 }
124
125
126 /**
127 * test main entrance for library sched
128 */
129 static int
test_sched(void)130 test_sched(void)
131 {
132 struct rte_mempool *mp = NULL;
133 struct rte_sched_port *port = NULL;
134 uint32_t pipe;
135 struct rte_mbuf *in_mbufs[10];
136 struct rte_mbuf *out_mbufs[10];
137 int i;
138
139 int err;
140
141 mp = create_mempool();
142 TEST_ASSERT_NOT_NULL(mp, "Error creating mempool\n");
143
144 port_param.socket = 0;
145 port_param.rate = (uint64_t) 10000 * 1000 * 1000 / 8;
146
147 port = rte_sched_port_config(&port_param);
148 TEST_ASSERT_NOT_NULL(port, "Error config sched port\n");
149
150 err = rte_sched_subport_config(port, SUBPORT, subport_param, 0);
151 TEST_ASSERT_SUCCESS(err, "Error config sched, err=%d\n", err);
152
153 for (pipe = 0; pipe < subport_param[0].n_pipes_per_subport_enabled; pipe++) {
154 err = rte_sched_pipe_config(port, SUBPORT, pipe, 0);
155 TEST_ASSERT_SUCCESS(err, "Error config sched pipe %u, err=%d\n", pipe, err);
156 }
157
158 for (i = 0; i < 10; i++) {
159 in_mbufs[i] = rte_pktmbuf_alloc(mp);
160 TEST_ASSERT_NOT_NULL(in_mbufs[i], "Packet allocation failed\n");
161 prepare_pkt(port, in_mbufs[i]);
162 }
163
164
165 err = rte_sched_port_enqueue(port, in_mbufs, 10);
166 TEST_ASSERT_EQUAL(err, 10, "Wrong enqueue, err=%d\n", err);
167
168 err = rte_sched_port_dequeue(port, out_mbufs, 10);
169 TEST_ASSERT_EQUAL(err, 10, "Wrong dequeue, err=%d\n", err);
170
171 for (i = 0; i < 10; i++) {
172 enum rte_color color;
173 uint32_t subport, traffic_class, queue;
174
175 color = rte_sched_port_pkt_read_color(out_mbufs[i]);
176 TEST_ASSERT_EQUAL(color, RTE_COLOR_YELLOW, "Wrong color\n");
177
178 rte_sched_port_pkt_read_tree_path(port, out_mbufs[i],
179 &subport, &pipe, &traffic_class, &queue);
180
181 TEST_ASSERT_EQUAL(subport, SUBPORT, "Wrong subport\n");
182 TEST_ASSERT_EQUAL(pipe, PIPE, "Wrong pipe\n");
183 TEST_ASSERT_EQUAL(traffic_class, TC, "Wrong traffic_class\n");
184 TEST_ASSERT_EQUAL(queue, QUEUE, "Wrong queue\n");
185
186 }
187
188
189 struct rte_sched_subport_stats subport_stats;
190 uint32_t tc_ov;
191 rte_sched_subport_read_stats(port, SUBPORT, &subport_stats, &tc_ov);
192 #if 0
193 TEST_ASSERT_EQUAL(subport_stats.n_pkts_tc[TC-1], 10, "Wrong subport stats\n");
194 #endif
195 struct rte_sched_queue_stats queue_stats;
196 uint16_t qlen;
197 rte_sched_queue_read_stats(port, QUEUE, &queue_stats, &qlen);
198 #if 0
199 TEST_ASSERT_EQUAL(queue_stats.n_pkts, 10, "Wrong queue stats\n");
200 #endif
201
202 rte_sched_port_free(port);
203
204 return 0;
205 }
206
207 REGISTER_TEST_COMMAND(sched_autotest, test_sched);
208