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 3 24 25 static struct rte_sched_subport_params subport_param[] = { 26 { 27 .tb_rate = 1250000000, 28 .tb_size = 1000000, 29 30 .tc_rate = {1250000000, 1250000000, 1250000000, 1250000000}, 31 .tc_period = 10, 32 }, 33 }; 34 35 static struct rte_sched_pipe_params pipe_profile[] = { 36 { /* Profile #0 */ 37 .tb_rate = 305175, 38 .tb_size = 1000000, 39 40 .tc_rate = {305175, 305175, 305175, 305175}, 41 .tc_period = 40, 42 43 .wrr_weights = {1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1}, 44 }, 45 }; 46 47 static struct rte_sched_port_params port_param = { 48 .socket = 0, /* computed */ 49 .rate = 0, /* computed */ 50 .mtu = 1522, 51 .frame_overhead = RTE_SCHED_FRAME_OVERHEAD_DEFAULT, 52 .n_subports_per_port = 1, 53 .n_pipes_per_subport = 1024, 54 .qsize = {32, 32, 32, 32}, 55 .pipe_profiles = pipe_profile, 56 .n_pipe_profiles = 1, 57 }; 58 59 #define NB_MBUF 32 60 #define MBUF_DATA_SZ (2048 + RTE_PKTMBUF_HEADROOM) 61 #define MEMPOOL_CACHE_SZ 0 62 #define SOCKET 0 63 64 65 static struct rte_mempool * 66 create_mempool(void) 67 { 68 struct rte_mempool * mp; 69 70 mp = rte_mempool_lookup("test_sched"); 71 if (!mp) 72 mp = rte_pktmbuf_pool_create("test_sched", NB_MBUF, 73 MEMPOOL_CACHE_SZ, 0, MBUF_DATA_SZ, SOCKET); 74 75 return mp; 76 } 77 78 static void 79 prepare_pkt(struct rte_sched_port *port, struct rte_mbuf *mbuf) 80 { 81 struct rte_ether_hdr *eth_hdr; 82 struct rte_vlan_hdr *vlan1, *vlan2; 83 struct rte_ipv4_hdr *ip_hdr; 84 85 /* Simulate a classifier */ 86 eth_hdr = rte_pktmbuf_mtod(mbuf, struct rte_ether_hdr *); 87 vlan1 = (struct rte_vlan_hdr *)(ð_hdr->ether_type); 88 vlan2 = (struct rte_vlan_hdr *)( 89 (uintptr_t)ð_hdr->ether_type + sizeof(struct rte_vlan_hdr)); 90 eth_hdr = (struct rte_ether_hdr *)( 91 (uintptr_t)ð_hdr->ether_type + 92 2 * sizeof(struct rte_vlan_hdr)); 93 ip_hdr = (struct rte_ipv4_hdr *)( 94 (uintptr_t)eth_hdr + sizeof(eth_hdr->ether_type)); 95 96 vlan1->vlan_tci = rte_cpu_to_be_16(SUBPORT); 97 vlan2->vlan_tci = rte_cpu_to_be_16(PIPE); 98 eth_hdr->ether_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPv4); 99 ip_hdr->dst_addr = RTE_IPv4(0,0,TC,QUEUE); 100 101 102 rte_sched_port_pkt_write(port, mbuf, SUBPORT, PIPE, TC, QUEUE, 103 RTE_COLOR_YELLOW); 104 105 /* 64 byte packet */ 106 mbuf->pkt_len = 60; 107 mbuf->data_len = 60; 108 } 109 110 111 /** 112 * test main entrance for library sched 113 */ 114 static int 115 test_sched(void) 116 { 117 struct rte_mempool *mp = NULL; 118 struct rte_sched_port *port = NULL; 119 uint32_t pipe; 120 struct rte_mbuf *in_mbufs[10]; 121 struct rte_mbuf *out_mbufs[10]; 122 int i; 123 124 int err; 125 126 mp = create_mempool(); 127 TEST_ASSERT_NOT_NULL(mp, "Error creating mempool\n"); 128 129 port_param.socket = 0; 130 port_param.rate = (uint64_t) 10000 * 1000 * 1000 / 8; 131 132 port = rte_sched_port_config(&port_param); 133 TEST_ASSERT_NOT_NULL(port, "Error config sched port\n"); 134 135 err = rte_sched_subport_config(port, SUBPORT, subport_param); 136 TEST_ASSERT_SUCCESS(err, "Error config sched, err=%d\n", err); 137 138 for (pipe = 0; pipe < port_param.n_pipes_per_subport; pipe ++) { 139 err = rte_sched_pipe_config(port, SUBPORT, pipe, 0); 140 TEST_ASSERT_SUCCESS(err, "Error config sched pipe %u, err=%d\n", pipe, err); 141 } 142 143 for (i = 0; i < 10; i++) { 144 in_mbufs[i] = rte_pktmbuf_alloc(mp); 145 TEST_ASSERT_NOT_NULL(in_mbufs[i], "Packet allocation failed\n"); 146 prepare_pkt(port, in_mbufs[i]); 147 } 148 149 150 err = rte_sched_port_enqueue(port, in_mbufs, 10); 151 TEST_ASSERT_EQUAL(err, 10, "Wrong enqueue, err=%d\n", err); 152 153 err = rte_sched_port_dequeue(port, out_mbufs, 10); 154 TEST_ASSERT_EQUAL(err, 10, "Wrong dequeue, err=%d\n", err); 155 156 for (i = 0; i < 10; i++) { 157 enum rte_color color; 158 uint32_t subport, traffic_class, queue; 159 160 color = rte_sched_port_pkt_read_color(out_mbufs[i]); 161 TEST_ASSERT_EQUAL(color, RTE_COLOR_YELLOW, "Wrong color\n"); 162 163 rte_sched_port_pkt_read_tree_path(port, out_mbufs[i], 164 &subport, &pipe, &traffic_class, &queue); 165 166 TEST_ASSERT_EQUAL(subport, SUBPORT, "Wrong subport\n"); 167 TEST_ASSERT_EQUAL(pipe, PIPE, "Wrong pipe\n"); 168 TEST_ASSERT_EQUAL(traffic_class, TC, "Wrong traffic_class\n"); 169 TEST_ASSERT_EQUAL(queue, QUEUE, "Wrong queue\n"); 170 171 } 172 173 174 struct rte_sched_subport_stats subport_stats; 175 uint32_t tc_ov; 176 rte_sched_subport_read_stats(port, SUBPORT, &subport_stats, &tc_ov); 177 #if 0 178 TEST_ASSERT_EQUAL(subport_stats.n_pkts_tc[TC-1], 10, "Wrong subport stats\n"); 179 #endif 180 struct rte_sched_queue_stats queue_stats; 181 uint16_t qlen; 182 rte_sched_queue_read_stats(port, QUEUE, &queue_stats, &qlen); 183 #if 0 184 TEST_ASSERT_EQUAL(queue_stats.n_pkts, 10, "Wrong queue stats\n"); 185 #endif 186 187 rte_sched_port_free(port); 188 189 return 0; 190 } 191 192 REGISTER_TEST_COMMAND(sched_autotest, test_sched); 193