d4a131a949
Update test-crypto-perf app to calculate DOCSIS throughput numbers. 1 new parameter is added for DOCSIS: --docsis-hdr-sz <n> ./dpdk-test-crypto-perf -l 3,4 --socket-mem 2048,0 --vdev crypto_aesni_mb_pmd_1 -n 1 -- --devtype crypto_aesni_mb --optype docsis --cipher-algo aes-docsisbpi --cipher-op encrypt --cipher-key-sz 16 --cipher-iv-sz 16 --burst-sz 32 --total-ops 20000000 --buffer-sz 1024 --silent --docsis-hdr-sz 17 Signed-off-by: David Coyle <david.coyle@intel.com> Signed-off-by: Mairtin o Loingsigh <mairtin.oloingsigh@intel.com> Acked-by: Akhil Goyal <akhil.goyal@nxp.com> Acked-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
341 lines
8.8 KiB
C
341 lines
8.8 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright(c) 2016-2017 Intel Corporation
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*/
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#include <rte_malloc.h>
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#include <rte_cycles.h>
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#include <rte_crypto.h>
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#include <rte_cryptodev.h>
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#include "cperf_test_throughput.h"
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#include "cperf_ops.h"
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#include "cperf_test_common.h"
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struct cperf_throughput_ctx {
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uint8_t dev_id;
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uint16_t qp_id;
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uint8_t lcore_id;
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struct rte_mempool *pool;
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struct rte_cryptodev_sym_session *sess;
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cperf_populate_ops_t populate_ops;
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uint32_t src_buf_offset;
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uint32_t dst_buf_offset;
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const struct cperf_options *options;
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const struct cperf_test_vector *test_vector;
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};
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static void
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cperf_throughput_test_free(struct cperf_throughput_ctx *ctx)
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{
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if (!ctx)
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return;
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if (ctx->sess) {
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#ifdef RTE_LIBRTE_SECURITY
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if (ctx->options->op_type == CPERF_PDCP ||
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ctx->options->op_type == CPERF_DOCSIS) {
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struct rte_security_ctx *sec_ctx =
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(struct rte_security_ctx *)
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rte_cryptodev_get_sec_ctx(ctx->dev_id);
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rte_security_session_destroy(sec_ctx,
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(struct rte_security_session *)ctx->sess);
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} else
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#endif
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{
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rte_cryptodev_sym_session_clear(ctx->dev_id, ctx->sess);
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rte_cryptodev_sym_session_free(ctx->sess);
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}
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}
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if (ctx->pool)
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rte_mempool_free(ctx->pool);
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rte_free(ctx);
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}
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void *
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cperf_throughput_test_constructor(struct rte_mempool *sess_mp,
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struct rte_mempool *sess_priv_mp,
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uint8_t dev_id, uint16_t qp_id,
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const struct cperf_options *options,
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const struct cperf_test_vector *test_vector,
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const struct cperf_op_fns *op_fns)
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{
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struct cperf_throughput_ctx *ctx = NULL;
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ctx = rte_malloc(NULL, sizeof(struct cperf_throughput_ctx), 0);
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if (ctx == NULL)
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goto err;
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ctx->dev_id = dev_id;
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ctx->qp_id = qp_id;
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ctx->populate_ops = op_fns->populate_ops;
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ctx->options = options;
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ctx->test_vector = test_vector;
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/* IV goes at the end of the crypto operation */
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uint16_t iv_offset = sizeof(struct rte_crypto_op) +
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sizeof(struct rte_crypto_sym_op);
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ctx->sess = op_fns->sess_create(sess_mp, sess_priv_mp, dev_id, options,
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test_vector, iv_offset);
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if (ctx->sess == NULL)
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goto err;
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if (cperf_alloc_common_memory(options, test_vector, dev_id, qp_id, 0,
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&ctx->src_buf_offset, &ctx->dst_buf_offset,
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&ctx->pool) < 0)
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goto err;
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return ctx;
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err:
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cperf_throughput_test_free(ctx);
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return NULL;
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}
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int
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cperf_throughput_test_runner(void *test_ctx)
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{
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struct cperf_throughput_ctx *ctx = test_ctx;
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uint16_t test_burst_size;
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uint8_t burst_size_idx = 0;
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uint32_t imix_idx = 0;
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static rte_atomic16_t display_once = RTE_ATOMIC16_INIT(0);
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struct rte_crypto_op *ops[ctx->options->max_burst_size];
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struct rte_crypto_op *ops_processed[ctx->options->max_burst_size];
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uint64_t i;
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uint32_t lcore = rte_lcore_id();
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#ifdef CPERF_LINEARIZATION_ENABLE
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struct rte_cryptodev_info dev_info;
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int linearize = 0;
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/* Check if source mbufs require coalescing */
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if (ctx->options->segment_sz < ctx->options->max_buffer_size) {
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rte_cryptodev_info_get(ctx->dev_id, &dev_info);
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if ((dev_info.feature_flags &
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RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER) == 0)
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linearize = 1;
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}
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#endif /* CPERF_LINEARIZATION_ENABLE */
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ctx->lcore_id = lcore;
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/* Warm up the host CPU before starting the test */
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for (i = 0; i < ctx->options->total_ops; i++)
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rte_cryptodev_enqueue_burst(ctx->dev_id, ctx->qp_id, NULL, 0);
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/* Get first size from range or list */
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if (ctx->options->inc_burst_size != 0)
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test_burst_size = ctx->options->min_burst_size;
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else
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test_burst_size = ctx->options->burst_size_list[0];
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uint16_t iv_offset = sizeof(struct rte_crypto_op) +
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sizeof(struct rte_crypto_sym_op);
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while (test_burst_size <= ctx->options->max_burst_size) {
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uint64_t ops_enqd = 0, ops_enqd_total = 0, ops_enqd_failed = 0;
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uint64_t ops_deqd = 0, ops_deqd_total = 0, ops_deqd_failed = 0;
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uint64_t tsc_start, tsc_end, tsc_duration;
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uint16_t ops_unused = 0;
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tsc_start = rte_rdtsc_precise();
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while (ops_enqd_total < ctx->options->total_ops) {
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uint16_t burst_size = ((ops_enqd_total + test_burst_size)
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<= ctx->options->total_ops) ?
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test_burst_size :
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ctx->options->total_ops -
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ops_enqd_total;
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uint16_t ops_needed = burst_size - ops_unused;
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/* Allocate objects containing crypto operations and mbufs */
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if (rte_mempool_get_bulk(ctx->pool, (void **)ops,
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ops_needed) != 0) {
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RTE_LOG(ERR, USER1,
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"Failed to allocate more crypto operations "
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"from the crypto operation pool.\n"
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"Consider increasing the pool size "
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"with --pool-sz\n");
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return -1;
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}
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/* Setup crypto op, attach mbuf etc */
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(ctx->populate_ops)(ops, ctx->src_buf_offset,
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ctx->dst_buf_offset,
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ops_needed, ctx->sess,
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ctx->options, ctx->test_vector,
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iv_offset, &imix_idx);
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/**
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* When ops_needed is smaller than ops_enqd, the
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* unused ops need to be moved to the front for
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* next round use.
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*/
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if (unlikely(ops_enqd > ops_needed)) {
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size_t nb_b_to_mov = ops_unused * sizeof(
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struct rte_crypto_op *);
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memmove(&ops[ops_needed], &ops[ops_enqd],
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nb_b_to_mov);
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}
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#ifdef CPERF_LINEARIZATION_ENABLE
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if (linearize) {
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/* PMD doesn't support scatter-gather and source buffer
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* is segmented.
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* We need to linearize it before enqueuing.
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*/
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for (i = 0; i < burst_size; i++)
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rte_pktmbuf_linearize(ops[i]->sym->m_src);
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}
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#endif /* CPERF_LINEARIZATION_ENABLE */
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/* Enqueue burst of ops on crypto device */
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ops_enqd = rte_cryptodev_enqueue_burst(ctx->dev_id, ctx->qp_id,
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ops, burst_size);
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if (ops_enqd < burst_size)
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ops_enqd_failed++;
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/**
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* Calculate number of ops not enqueued (mainly for hw
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* accelerators whose ingress queue can fill up).
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*/
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ops_unused = burst_size - ops_enqd;
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ops_enqd_total += ops_enqd;
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/* Dequeue processed burst of ops from crypto device */
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ops_deqd = rte_cryptodev_dequeue_burst(ctx->dev_id, ctx->qp_id,
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ops_processed, test_burst_size);
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if (likely(ops_deqd)) {
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/* Free crypto ops so they can be reused. */
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rte_mempool_put_bulk(ctx->pool,
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(void **)ops_processed, ops_deqd);
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ops_deqd_total += ops_deqd;
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} else {
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/**
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* Count dequeue polls which didn't return any
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* processed operations. This statistic is mainly
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* relevant to hw accelerators.
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*/
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ops_deqd_failed++;
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}
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}
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/* Dequeue any operations still in the crypto device */
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while (ops_deqd_total < ctx->options->total_ops) {
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/* Sending 0 length burst to flush sw crypto device */
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rte_cryptodev_enqueue_burst(ctx->dev_id, ctx->qp_id, NULL, 0);
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/* dequeue burst */
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ops_deqd = rte_cryptodev_dequeue_burst(ctx->dev_id, ctx->qp_id,
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ops_processed, test_burst_size);
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if (ops_deqd == 0)
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ops_deqd_failed++;
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else {
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rte_mempool_put_bulk(ctx->pool,
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(void **)ops_processed, ops_deqd);
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ops_deqd_total += ops_deqd;
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}
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}
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tsc_end = rte_rdtsc_precise();
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tsc_duration = (tsc_end - tsc_start);
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/* Calculate average operations processed per second */
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double ops_per_second = ((double)ctx->options->total_ops /
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tsc_duration) * rte_get_tsc_hz();
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/* Calculate average throughput (Gbps) in bits per second */
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double throughput_gbps = ((ops_per_second *
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ctx->options->test_buffer_size * 8) / 1000000000);
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/* Calculate average cycles per packet */
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double cycles_per_packet = ((double)tsc_duration /
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ctx->options->total_ops);
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if (!ctx->options->csv) {
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if (rte_atomic16_test_and_set(&display_once))
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printf("%12s%12s%12s%12s%12s%12s%12s%12s%12s%12s\n\n",
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"lcore id", "Buf Size", "Burst Size",
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"Enqueued", "Dequeued", "Failed Enq",
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"Failed Deq", "MOps", "Gbps",
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"Cycles/Buf");
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printf("%12u%12u%12u%12"PRIu64"%12"PRIu64"%12"PRIu64
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"%12"PRIu64"%12.4f%12.4f%12.2f\n",
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ctx->lcore_id,
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ctx->options->test_buffer_size,
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test_burst_size,
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ops_enqd_total,
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ops_deqd_total,
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ops_enqd_failed,
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ops_deqd_failed,
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ops_per_second/1000000,
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throughput_gbps,
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cycles_per_packet);
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} else {
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if (rte_atomic16_test_and_set(&display_once))
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printf("#lcore id,Buffer Size(B),"
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"Burst Size,Enqueued,Dequeued,Failed Enq,"
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"Failed Deq,Ops(Millions),Throughput(Gbps),"
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"Cycles/Buf\n\n");
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printf("%u;%u;%u;%"PRIu64";%"PRIu64";%"PRIu64";%"PRIu64";"
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"%.3f;%.3f;%.3f\n",
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ctx->lcore_id,
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ctx->options->test_buffer_size,
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test_burst_size,
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ops_enqd_total,
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ops_deqd_total,
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ops_enqd_failed,
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ops_deqd_failed,
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ops_per_second/1000000,
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throughput_gbps,
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cycles_per_packet);
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}
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/* Get next size from range or list */
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if (ctx->options->inc_burst_size != 0)
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test_burst_size += ctx->options->inc_burst_size;
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else {
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if (++burst_size_idx == ctx->options->burst_size_count)
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break;
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test_burst_size = ctx->options->burst_size_list[burst_size_idx];
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}
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}
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return 0;
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}
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void
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cperf_throughput_test_destructor(void *arg)
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{
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struct cperf_throughput_ctx *ctx = arg;
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if (ctx == NULL)
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return;
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cperf_throughput_test_free(ctx);
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}
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