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 ether_hdr *eth_hdr; 82 struct vlan_hdr *vlan1, *vlan2; 83 struct ipv4_hdr *ip_hdr; 84 85 /* Simulate a classifier */ 86 eth_hdr = rte_pktmbuf_mtod(mbuf, struct ether_hdr *); 87 vlan1 = (struct vlan_hdr *)(ð_hdr->ether_type ); 88 vlan2 = (struct vlan_hdr *)((uintptr_t)ð_hdr->ether_type + sizeof(struct vlan_hdr)); 89 eth_hdr = (struct ether_hdr *)((uintptr_t)ð_hdr->ether_type + 2 *sizeof(struct vlan_hdr)); 90 ip_hdr = (struct ipv4_hdr *)((uintptr_t)eth_hdr + sizeof(eth_hdr->ether_type)); 91 92 vlan1->vlan_tci = rte_cpu_to_be_16(SUBPORT); 93 vlan2->vlan_tci = rte_cpu_to_be_16(PIPE); 94 eth_hdr->ether_type = rte_cpu_to_be_16(ETHER_TYPE_IPv4); 95 ip_hdr->dst_addr = IPv4(0,0,TC,QUEUE); 96 97 98 rte_sched_port_pkt_write(port, mbuf, SUBPORT, PIPE, TC, QUEUE, 99 RTE_COLOR_YELLOW); 100 101 /* 64 byte packet */ 102 mbuf->pkt_len = 60; 103 mbuf->data_len = 60; 104 } 105 106 107 /** 108 * test main entrance for library sched 109 */ 110 static int 111 test_sched(void) 112 { 113 struct rte_mempool *mp = NULL; 114 struct rte_sched_port *port = NULL; 115 uint32_t pipe; 116 struct rte_mbuf *in_mbufs[10]; 117 struct rte_mbuf *out_mbufs[10]; 118 int i; 119 120 int err; 121 122 mp = create_mempool(); 123 TEST_ASSERT_NOT_NULL(mp, "Error creating mempool\n"); 124 125 port_param.socket = 0; 126 port_param.rate = (uint64_t) 10000 * 1000 * 1000 / 8; 127 128 port = rte_sched_port_config(&port_param); 129 TEST_ASSERT_NOT_NULL(port, "Error config sched port\n"); 130 131 err = rte_sched_subport_config(port, SUBPORT, subport_param); 132 TEST_ASSERT_SUCCESS(err, "Error config sched, err=%d\n", err); 133 134 for (pipe = 0; pipe < port_param.n_pipes_per_subport; pipe ++) { 135 err = rte_sched_pipe_config(port, SUBPORT, pipe, 0); 136 TEST_ASSERT_SUCCESS(err, "Error config sched pipe %u, err=%d\n", pipe, err); 137 } 138 139 for (i = 0; i < 10; i++) { 140 in_mbufs[i] = rte_pktmbuf_alloc(mp); 141 TEST_ASSERT_NOT_NULL(in_mbufs[i], "Packet allocation failed\n"); 142 prepare_pkt(port, in_mbufs[i]); 143 } 144 145 146 err = rte_sched_port_enqueue(port, in_mbufs, 10); 147 TEST_ASSERT_EQUAL(err, 10, "Wrong enqueue, err=%d\n", err); 148 149 err = rte_sched_port_dequeue(port, out_mbufs, 10); 150 TEST_ASSERT_EQUAL(err, 10, "Wrong dequeue, err=%d\n", err); 151 152 for (i = 0; i < 10; i++) { 153 enum rte_color color; 154 uint32_t subport, traffic_class, queue; 155 156 color = rte_sched_port_pkt_read_color(out_mbufs[i]); 157 TEST_ASSERT_EQUAL(color, RTE_COLOR_YELLOW, "Wrong color\n"); 158 159 rte_sched_port_pkt_read_tree_path(port, out_mbufs[i], 160 &subport, &pipe, &traffic_class, &queue); 161 162 TEST_ASSERT_EQUAL(subport, SUBPORT, "Wrong subport\n"); 163 TEST_ASSERT_EQUAL(pipe, PIPE, "Wrong pipe\n"); 164 TEST_ASSERT_EQUAL(traffic_class, TC, "Wrong traffic_class\n"); 165 TEST_ASSERT_EQUAL(queue, QUEUE, "Wrong queue\n"); 166 167 } 168 169 170 struct rte_sched_subport_stats subport_stats; 171 uint32_t tc_ov; 172 rte_sched_subport_read_stats(port, SUBPORT, &subport_stats, &tc_ov); 173 #if 0 174 TEST_ASSERT_EQUAL(subport_stats.n_pkts_tc[TC-1], 10, "Wrong subport stats\n"); 175 #endif 176 struct rte_sched_queue_stats queue_stats; 177 uint16_t qlen; 178 rte_sched_queue_read_stats(port, QUEUE, &queue_stats, &qlen); 179 #if 0 180 TEST_ASSERT_EQUAL(queue_stats.n_pkts, 10, "Wrong queue stats\n"); 181 #endif 182 183 rte_sched_port_free(port); 184 185 return 0; 186 } 187 188 REGISTER_TEST_COMMAND(sched_autotest, test_sched); 189