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