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/*
// Copyright (c) 2017 Intel Corporation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
*/
#ifndef __INCLUDE_PIPELINE_ACTIONS_COMMON_H__
#define __INCLUDE_PIPELINE_ACTIONS_COMMON_H__
#include <stdint.h>
#include <rte_common.h>
#include <rte_cycles.h>
#include <rte_mbuf.h>
#include <rte_pipeline.h>
#define PIPELINE_PORT_IN_AH(f_ah, f_pkt_work, f_pkt4_work) \
static int \
f_ah( \
__rte_unused struct rte_pipeline *p, \
struct rte_mbuf **pkts, \
uint32_t n_pkts, \
void *arg) \
{ \
uint32_t i; \
\
for (i = 0; i < (n_pkts & (~0x3LLU)); i += 4) \
f_pkt4_work(&pkts[i], arg); \
\
for ( ; i < n_pkts; i++) \
f_pkt_work(pkts[i], arg); \
\
return 0; \
}
#define PIPELINE_PORT_IN_AH_HIJACK_ALL(f_ah, f_pkt_work, f_pkt4_work) \
static int \
f_ah( \
struct rte_pipeline *p, \
struct rte_mbuf **pkts, \
uint32_t n_pkts, \
void *arg) \
{ \
uint64_t pkt_mask = RTE_LEN2MASK(n_pkts, uint64_t); \
uint32_t i; \
\
rte_pipeline_ah_packet_hijack(p, pkt_mask); \
\
for (i = 0; i < (n_pkts & (~0x3LLU)); i += 4) \
f_pkt4_work(&pkts[i], arg); \
\
for ( ; i < n_pkts; i++) \
f_pkt_work(pkts[i], arg); \
\
return 0; \
}
#define PIPELINE_TABLE_AH_HIT(f_ah, f_pkt_work, f_pkt4_work) \
static int \
f_ah( \
__rte_unused struct rte_pipeline *p, \
struct rte_mbuf **pkts, \
uint64_t pkts_in_mask, \
struct rte_pipeline_table_entry **entries, \
void *arg) \
{ \
if ((pkts_in_mask & (pkts_in_mask + 1)) == 0) { \
uint64_t n_pkts = __builtin_popcountll(pkts_in_mask); \
uint32_t i; \
\
for (i = 0; i < (n_pkts & (~0x3LLU)); i += 4) \
f_pkt4_work(&pkts[i], &entries[i], arg); \
\
for ( ; i < n_pkts; i++) \
f_pkt_work(pkts[i], entries[i], arg); \
} else \
for ( ; pkts_in_mask; ) { \
uint32_t pos = __builtin_ctzll(pkts_in_mask); \
uint64_t pkt_mask = 1LLU << pos; \
\
pkts_in_mask &= ~pkt_mask; \
f_pkt_work(pkts[pos], entries[pos], arg); \
} \
\
return 0; \
}
#define PIPELINE_TABLE_AH_MISS(f_ah, f_pkt_work, f_pkt4_work) \
static int \
f_ah( \
__rte_unused struct rte_pipeline *p, \
struct rte_mbuf **pkts, \
uint64_t pkts_in_mask, \
struct rte_pipeline_table_entry *entry, \
void *arg) \
{ \
if ((pkts_in_mask & (pkts_in_mask + 1)) == 0) { \
uint64_t n_pkts = __builtin_popcountll(pkts_in_mask); \
uint32_t i; \
\
for (i = 0; i < (n_pkts & (~0x3LLU)); i += 4) \
f_pkt4_work(&pkts[i], entry, arg); \
\
for ( ; i < n_pkts; i++) \
f_pkt_work(pkts[i], entry, arg); \
} else \
for ( ; pkts_in_mask; ) { \
uint32_t pos = __builtin_ctzll(pkts_in_mask); \
uint64_t pkt_mask = 1LLU << pos; \
\
pkts_in_mask &= ~pkt_mask; \
f_pkt_work(pkts[pos], entry, arg); \
} \
\
return 0; \
}
#define PIPELINE_TABLE_AH_HIT_DROP_TIME(f_ah, f_pkt_work, f_pkt4_work) \
static int \
f_ah( \
struct rte_pipeline *p, \
struct rte_mbuf **pkts, \
uint64_t pkts_mask, \
struct rte_pipeline_table_entry **entries, \
void *arg) \
{ \
uint64_t pkts_in_mask = pkts_mask; \
uint64_t pkts_out_mask = pkts_mask; \
uint64_t time = rte_rdtsc(); \
\
if ((pkts_in_mask & (pkts_in_mask + 1)) == 0) { \
uint64_t n_pkts = __builtin_popcountll(pkts_in_mask); \
uint32_t i; \
\
for (i = 0; i < (n_pkts & (~0x3LLU)); i += 4) { \
uint64_t mask = f_pkt4_work(&pkts[i], \
&entries[i], arg, time); \
pkts_out_mask ^= mask << i; \
} \
\
for ( ; i < n_pkts; i++) { \
uint64_t mask = f_pkt_work(pkts[i], \
entries[i], arg, time); \
pkts_out_mask ^= mask << i; \
} \
} else \
for ( ; pkts_in_mask; ) { \
uint32_t pos = __builtin_ctzll(pkts_in_mask); \
uint64_t pkt_mask = 1LLU << pos; \
uint64_t mask = f_pkt_work(pkts[pos], \
entries[pos], arg, time); \
\
pkts_in_mask &= ~pkt_mask; \
pkts_out_mask ^= mask << pos; \
} \
\
rte_pipeline_ah_packet_drop(p, pkts_out_mask ^ pkts_mask); \
\
return 0; \
}
#define PIPELINE_TABLE_AH_MISS_DROP_TIME(f_ah, f_pkt_work, f_pkt4_work) \
static int \
f_ah( \
struct rte_pipeline *p, \
struct rte_mbuf **pkts, \
uint64_t pkts_mask, \
struct rte_pipeline_table_entry *entry, \
void *arg) \
{ \
uint64_t pkts_in_mask = pkts_mask; \
uint64_t pkts_out_mask = pkts_mask; \
uint64_t time = rte_rdtsc(); \
\
if ((pkts_in_mask & (pkts_in_mask + 1)) == 0) { \
uint64_t n_pkts = __builtin_popcountll(pkts_in_mask); \
uint32_t i; \
\
for (i = 0; i < (n_pkts & (~0x3LLU)); i += 4) { \
uint64_t mask = f_pkt4_work(&pkts[i], \
entry, arg, time); \
pkts_out_mask ^= mask << i; \
} \
\
for ( ; i < n_pkts; i++) { \
uint64_t mask = f_pkt_work(pkts[i], entry, arg, time);\
pkts_out_mask ^= mask << i; \
} \
} else \
for ( ; pkts_in_mask; ) { \
uint32_t pos = __builtin_ctzll(pkts_in_mask); \
uint64_t pkt_mask = 1LLU << pos; \
uint64_t mask = f_pkt_work(pkts[pos], \
entry, arg, time); \
\
pkts_in_mask &= ~pkt_mask; \
pkts_out_mask ^= mask << pos; \
} \
\
rte_pipeline_ah_packet_drop(p, pkts_out_mask ^ pkts_mask); \
\
return 0; \
}
#endif
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