app/test/test_thash.c

   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);