1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2015-2019 Vladimir Medvedkin <medvedkinv@gmail.com> 3 */ 4 5 #include <rte_common.h> 6 #include <rte_eal.h> 7 #include <rte_ip.h> 8 9 #include "test.h" 10 11 #include <rte_thash.h> 12 13 struct test_thash_v4 { 14 uint32_t dst_ip; 15 uint32_t src_ip; 16 uint16_t dst_port; 17 uint16_t src_port; 18 uint32_t hash_l3; 19 uint32_t hash_l3l4; 20 }; 21 22 struct test_thash_v6 { 23 uint8_t dst_ip[16]; 24 uint8_t src_ip[16]; 25 uint16_t dst_port; 26 uint16_t src_port; 27 uint32_t hash_l3; 28 uint32_t hash_l3l4; 29 }; 30 31 /*From 82599 Datasheet 7.1.2.8.3 RSS Verification Suite*/ 32 struct test_thash_v4 v4_tbl[] = { 33 {RTE_IPV4(161, 142, 100, 80), RTE_IPV4(66, 9, 149, 187), 34 1766, 2794, 0x323e8fc2, 0x51ccc178}, 35 {RTE_IPV4(65, 69, 140, 83), RTE_IPV4(199, 92, 111, 2), 36 4739, 14230, 0xd718262a, 0xc626b0ea}, 37 {RTE_IPV4(12, 22, 207, 184), RTE_IPV4(24, 19, 198, 95), 38 38024, 12898, 0xd2d0a5de, 0x5c2b394a}, 39 {RTE_IPV4(209, 142, 163, 6), RTE_IPV4(38, 27, 205, 30), 40 2217, 48228, 0x82989176, 0xafc7327f}, 41 {RTE_IPV4(202, 188, 127, 2), RTE_IPV4(153, 39, 163, 191), 42 1303, 44251, 0x5d1809c5, 0x10e828a2}, 43 }; 44 45 struct test_thash_v6 v6_tbl[] = { 46 /*3ffe:2501:200:3::1*/ 47 {{0x3f, 0xfe, 0x25, 0x01, 0x02, 0x00, 0x00, 0x03, 48 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,}, 49 /*3ffe:2501:200:1fff::7*/ 50 {0x3f, 0xfe, 0x25, 0x01, 0x02, 0x00, 0x1f, 0xff, 51 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07,}, 52 1766, 2794, 0x2cc18cd5, 0x40207d3d}, 53 /*ff02::1*/ 54 {{0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 55 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,}, 56 /*3ffe:501:8::260:97ff:fe40:efab*/ 57 {0x3f, 0xfe, 0x05, 0x01, 0x00, 0x08, 0x00, 0x00, 58 0x02, 0x60, 0x97, 0xff, 0xfe, 0x40, 0xef, 0xab,}, 59 4739, 14230, 0x0f0c461c, 0xdde51bbf}, 60 /*fe80::200:f8ff:fe21:67cf*/ 61 {{0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 62 0x02, 0x00, 0xf8, 0xff, 0xfe, 0x21, 0x67, 0xcf,}, 63 /*3ffe:1900:4545:3:200:f8ff:fe21:67cf*/ 64 {0x3f, 0xfe, 0x19, 0x00, 0x45, 0x45, 0x00, 0x03, 65 0x02, 0x00, 0xf8, 0xff, 0xfe, 0x21, 0x67, 0xcf,}, 66 38024, 44251, 0x4b61e985, 0x02d1feef}, 67 }; 68 69 uint8_t default_rss_key[] = { 70 0x6d, 0x5a, 0x56, 0xda, 0x25, 0x5b, 0x0e, 0xc2, 71 0x41, 0x67, 0x25, 0x3d, 0x43, 0xa3, 0x8f, 0xb0, 72 0xd0, 0xca, 0x2b, 0xcb, 0xae, 0x7b, 0x30, 0xb4, 73 0x77, 0xcb, 0x2d, 0xa3, 0x80, 0x30, 0xf2, 0x0c, 74 0x6a, 0x42, 0xb7, 0x3b, 0xbe, 0xac, 0x01, 0xfa, 75 }; 76 77 static int 78 test_thash(void) 79 { 80 uint32_t i, j; 81 union rte_thash_tuple tuple; 82 uint32_t rss_l3, rss_l3l4; 83 uint8_t rss_key_be[RTE_DIM(default_rss_key)]; 84 struct rte_ipv6_hdr ipv6_hdr; 85 86 /* Convert RSS key*/ 87 rte_convert_rss_key((uint32_t *)&default_rss_key, 88 (uint32_t *)rss_key_be, RTE_DIM(default_rss_key)); 89 90 91 for (i = 0; i < RTE_DIM(v4_tbl); i++) { 92 tuple.v4.src_addr = v4_tbl[i].src_ip; 93 tuple.v4.dst_addr = v4_tbl[i].dst_ip; 94 tuple.v4.sport = v4_tbl[i].src_port; 95 tuple.v4.dport = v4_tbl[i].dst_port; 96 /*Calculate hash with original key*/ 97 rss_l3 = rte_softrss((uint32_t *)&tuple, 98 RTE_THASH_V4_L3_LEN, default_rss_key); 99 rss_l3l4 = rte_softrss((uint32_t *)&tuple, 100 RTE_THASH_V4_L4_LEN, default_rss_key); 101 if ((rss_l3 != v4_tbl[i].hash_l3) || 102 (rss_l3l4 != v4_tbl[i].hash_l3l4)) 103 return -1; 104 /*Calculate hash with converted key*/ 105 rss_l3 = rte_softrss_be((uint32_t *)&tuple, 106 RTE_THASH_V4_L3_LEN, rss_key_be); 107 rss_l3l4 = rte_softrss_be((uint32_t *)&tuple, 108 RTE_THASH_V4_L4_LEN, rss_key_be); 109 if ((rss_l3 != v4_tbl[i].hash_l3) || 110 (rss_l3l4 != v4_tbl[i].hash_l3l4)) 111 return -1; 112 } 113 for (i = 0; i < RTE_DIM(v6_tbl); i++) { 114 /*Fill ipv6 hdr*/ 115 for (j = 0; j < RTE_DIM(ipv6_hdr.src_addr); j++) 116 ipv6_hdr.src_addr[j] = v6_tbl[i].src_ip[j]; 117 for (j = 0; j < RTE_DIM(ipv6_hdr.dst_addr); j++) 118 ipv6_hdr.dst_addr[j] = v6_tbl[i].dst_ip[j]; 119 /*Load and convert ipv6 address into tuple*/ 120 rte_thash_load_v6_addrs(&ipv6_hdr, &tuple); 121 tuple.v6.sport = v6_tbl[i].src_port; 122 tuple.v6.dport = v6_tbl[i].dst_port; 123 /*Calculate hash with original key*/ 124 rss_l3 = rte_softrss((uint32_t *)&tuple, 125 RTE_THASH_V6_L3_LEN, default_rss_key); 126 rss_l3l4 = rte_softrss((uint32_t *)&tuple, 127 RTE_THASH_V6_L4_LEN, default_rss_key); 128 if ((rss_l3 != v6_tbl[i].hash_l3) || 129 (rss_l3l4 != v6_tbl[i].hash_l3l4)) 130 return -1; 131 /*Calculate hash with converted key*/ 132 rss_l3 = rte_softrss_be((uint32_t *)&tuple, 133 RTE_THASH_V6_L3_LEN, rss_key_be); 134 rss_l3l4 = rte_softrss_be((uint32_t *)&tuple, 135 RTE_THASH_V6_L4_LEN, rss_key_be); 136 if ((rss_l3 != v6_tbl[i].hash_l3) || 137 (rss_l3l4 != v6_tbl[i].hash_l3l4)) 138 return -1; 139 } 140 return 0; 141 } 142 143 REGISTER_TEST_COMMAND(thash_autotest, test_thash); 144