examples/ip_pipeline/pipeline/pipeline_actions_common.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2010-2016 Intel Corporation
   3  */
   4 #ifndef __INCLUDE_PIPELINE_ACTIONS_COMMON_H__
   5 #define __INCLUDE_PIPELINE_ACTIONS_COMMON_H__
   6
   7 #include <stdint.h>
   8
   9 #include <rte_common.h>
  10 #include <rte_cycles.h>
  11 #include <rte_mbuf.h>
  12 #include <rte_pipeline.h>
  13
  14 #define PIPELINE_PORT_IN_AH(f_ah, f_pkt_work, f_pkt4_work)              \
  15 static int                                                              \
  16 f_ah(                                                                   \
  17         __rte_unused struct rte_pipeline *p,                            \
  18         struct rte_mbuf **pkts,                                         \
  19         uint32_t n_pkts,                                                \
  20         void *arg)                                                      \
  21 {                                                                       \
  22         uint32_t i;                                                     \
  23                                                                         \
  24         for (i = 0; i < (n_pkts & (~0x3LLU)); i += 4)                   \
  25                 f_pkt4_work(&pkts[i], arg);                             \
  26                                                                         \
  27         for ( ; i < n_pkts; i++)                                        \
  28                 f_pkt_work(pkts[i], arg);                               \
  29                                                                         \
  30         return 0;                                                       \
  31 }
  32
  33 #define PIPELINE_PORT_IN_AH_HIJACK_ALL(f_ah, f_pkt_work, f_pkt4_work) \
  34 static int                                                              \
  35 f_ah(                                                                   \
  36         struct rte_pipeline *p,                         \
  37         struct rte_mbuf **pkts,                                 \
  38         uint32_t n_pkts,                                                \
  39         void *arg)                                              \
  40 {                                                                       \
  41         uint64_t pkt_mask = RTE_LEN2MASK(n_pkts, uint64_t);     \
  42         uint32_t i;                                                     \
  43                                                                         \
  44         rte_pipeline_ah_packet_hijack(p, pkt_mask);     \
  45                                                                         \
  46         for (i = 0; i < (n_pkts & (~0x3LLU)); i += 4)   \
  47                 f_pkt4_work(&pkts[i], arg);                             \
  48                                                                         \
  49         for ( ; i < n_pkts; i++)                                \
  50                 f_pkt_work(pkts[i], arg);                       \
  51                                                                         \
  52         return 0;                                                       \
  53 }
  54
  55 #define PIPELINE_TABLE_AH_HIT(f_ah, f_pkt_work, f_pkt4_work)            \
  56 static int                                                              \
  57 f_ah(                                                                   \
  58         __rte_unused struct rte_pipeline *p,                            \
  59         struct rte_mbuf **pkts,                                         \
  60         uint64_t pkts_in_mask,                                          \
  61         struct rte_pipeline_table_entry **entries,                      \
  62         void *arg)                                                      \
  63 {                                                                       \
  64         if ((pkts_in_mask & (pkts_in_mask + 1)) == 0) {                 \
  65                 uint64_t n_pkts = __builtin_popcountll(pkts_in_mask);   \
  66                 uint32_t i;                                             \
  67                                                                         \
  68                 for (i = 0; i < (n_pkts & (~0x3LLU)); i += 4)           \
  69                         f_pkt4_work(&pkts[i], &entries[i], arg);        \
  70                                                                         \
  71                 for ( ; i < n_pkts; i++)                                \
  72                         f_pkt_work(pkts[i], entries[i], arg);           \
  73         } else                                                          \
  74                 for ( ; pkts_in_mask; ) {                               \
  75                         uint32_t pos = __builtin_ctzll(pkts_in_mask);   \
  76                         uint64_t pkt_mask = 1LLU << pos;                \
  77                                                                         \
  78                         pkts_in_mask &= ~pkt_mask;                      \
  79                         f_pkt_work(pkts[pos], entries[pos], arg);       \
  80                 }                                                       \
  81                                                                         \
  82         return 0;                                                       \
  83 }
  84
  85 #define PIPELINE_TABLE_AH_MISS(f_ah, f_pkt_work, f_pkt4_work)           \
  86 static int                                                              \
  87 f_ah(                                                                   \
  88         __rte_unused struct rte_pipeline *p,                            \
  89         struct rte_mbuf **pkts,                                         \
  90         uint64_t pkts_in_mask,                                          \
  91         struct rte_pipeline_table_entry *entry,                         \
  92         void *arg)                                                      \
  93 {                                                                       \
  94         if ((pkts_in_mask & (pkts_in_mask + 1)) == 0) {                 \
  95                 uint64_t n_pkts = __builtin_popcountll(pkts_in_mask);   \
  96                 uint32_t i;                                             \
  97                                                                         \
  98                 for (i = 0; i < (n_pkts & (~0x3LLU)); i += 4)           \
  99                         f_pkt4_work(&pkts[i], entry, arg);              \
 100                                                                         \
 101                 for ( ; i < n_pkts; i++)                                \
 102                         f_pkt_work(pkts[i], entry, arg);                \
 103         } else                                                          \
 104                 for ( ; pkts_in_mask; ) {                               \
 105                         uint32_t pos = __builtin_ctzll(pkts_in_mask);   \
 106                         uint64_t pkt_mask = 1LLU << pos;                \
 107                                                                         \
 108                         pkts_in_mask &= ~pkt_mask;                      \
 109                         f_pkt_work(pkts[pos], entry, arg);              \
 110                 }                                                       \
 111                                                                         \
 112         return 0;                                                       \
 113 }
 114
 115 #define PIPELINE_TABLE_AH_HIT_DROP_TIME(f_ah, f_pkt_work, f_pkt4_work)  \
 116 static int                                                              \
 117 f_ah(                                                                   \
 118         struct rte_pipeline *p,                                         \
 119         struct rte_mbuf **pkts,                                         \
 120         uint64_t pkts_mask,                                             \
 121         struct rte_pipeline_table_entry **entries,                      \
 122         void *arg)                                                      \
 123 {                                                                       \
 124         uint64_t pkts_in_mask = pkts_mask;                              \
 125         uint64_t pkts_out_mask = pkts_mask;                             \
 126         uint64_t time = rte_rdtsc();                                    \
 127                                                                         \
 128         if ((pkts_in_mask & (pkts_in_mask + 1)) == 0) {                 \
 129                 uint64_t n_pkts = __builtin_popcountll(pkts_in_mask);   \
 130                 uint32_t i;                                             \
 131                                                                         \
 132                 for (i = 0; i < (n_pkts & (~0x3LLU)); i += 4) {         \
 133                         uint64_t mask = f_pkt4_work(&pkts[i],           \
 134                                 &entries[i], arg, time);                \
 135                         pkts_out_mask ^= mask << i;                     \
 136                 }                                                       \
 137                                                                         \
 138                 for ( ; i < n_pkts; i++) {                              \
 139                         uint64_t mask = f_pkt_work(pkts[i],             \
 140                                 entries[i], arg, time);                 \
 141                         pkts_out_mask ^= mask << i;                     \
 142                 }                                                       \
 143         } else                                                          \
 144                 for ( ; pkts_in_mask; ) {                               \
 145                         uint32_t pos = __builtin_ctzll(pkts_in_mask);   \
 146                         uint64_t pkt_mask = 1LLU << pos;                \
 147                         uint64_t mask = f_pkt_work(pkts[pos],           \
 148                                 entries[pos], arg, time);               \
 149                                                                         \
 150                         pkts_in_mask &= ~pkt_mask;                      \
 151                         pkts_out_mask ^= mask << pos;                   \
 152                 }                                                       \
 153                                                                         \
 154         rte_pipeline_ah_packet_drop(p, pkts_out_mask ^ pkts_mask);      \
 155                                                                         \
 156         return 0;                                                       \
 157 }
 158
 159 #define PIPELINE_TABLE_AH_MISS_DROP_TIME(f_ah, f_pkt_work, f_pkt4_work) \
 160 static int                                                              \
 161 f_ah(                                                                   \
 162         struct rte_pipeline *p,                                         \
 163         struct rte_mbuf **pkts,                                         \
 164         uint64_t pkts_mask,                                             \
 165         struct rte_pipeline_table_entry *entry,                         \
 166         void *arg)                                                      \
 167 {                                                                       \
 168         uint64_t pkts_in_mask = pkts_mask;                              \
 169         uint64_t pkts_out_mask = pkts_mask;                             \
 170         uint64_t time = rte_rdtsc();                                    \
 171                                                                         \
 172         if ((pkts_in_mask & (pkts_in_mask + 1)) == 0) {                 \
 173                 uint64_t n_pkts = __builtin_popcountll(pkts_in_mask);   \
 174                 uint32_t i;                                             \
 175                                                                         \
 176                 for (i = 0; i < (n_pkts & (~0x3LLU)); i += 4) {         \
 177                         uint64_t mask = f_pkt4_work(&pkts[i],           \
 178                                 entry, arg, time);                      \
 179                         pkts_out_mask ^= mask << i;                     \
 180                 }                                                       \
 181                                                                         \
 182                 for ( ; i < n_pkts; i++) {                              \
 183                         uint64_t mask = f_pkt_work(pkts[i], entry, arg, time);\
 184                         pkts_out_mask ^= mask << i;                     \
 185                 }                                                       \
 186         } else                                                          \
 187                 for ( ; pkts_in_mask; ) {                               \
 188                         uint32_t pos = __builtin_ctzll(pkts_in_mask);   \
 189                         uint64_t pkt_mask = 1LLU << pos;                \
 190                         uint64_t mask = f_pkt_work(pkts[pos],           \
 191                                 entry, arg, time);              \
 192                                                                         \
 193                         pkts_in_mask &= ~pkt_mask;                      \
 194                         pkts_out_mask ^= mask << pos;                   \
 195                 }                                                       \
 196                                                                         \
 197         rte_pipeline_ah_packet_drop(p, pkts_out_mask ^ pkts_mask);      \
 198                                                                         \
 199         return 0;                                                       \
 200 }
 201
 202 #endif