1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2016-2017 Intel Corporation
5 #include <rte_malloc.h>
6 #include <rte_cycles.h>
7 #include <rte_crypto.h>
8 #include <rte_cryptodev.h>
10 #include "cperf_test_throughput.h"
11 #include "cperf_ops.h"
12 #include "cperf_test_common.h"
14 struct cperf_throughput_ctx {
19 struct rte_mempool *pool;
21 struct rte_cryptodev_sym_session *sess;
23 cperf_populate_ops_t populate_ops;
25 uint32_t src_buf_offset;
26 uint32_t dst_buf_offset;
28 const struct cperf_options *options;
29 const struct cperf_test_vector *test_vector;
33 cperf_throughput_test_free(struct cperf_throughput_ctx *ctx)
38 #ifdef RTE_LIBRTE_SECURITY
39 if (ctx->options->op_type == CPERF_PDCP ||
40 ctx->options->op_type == CPERF_DOCSIS) {
41 struct rte_security_ctx *sec_ctx =
42 (struct rte_security_ctx *)
43 rte_cryptodev_get_sec_ctx(ctx->dev_id);
44 rte_security_session_destroy(sec_ctx,
45 (struct rte_security_session *)ctx->sess);
49 rte_cryptodev_sym_session_clear(ctx->dev_id, ctx->sess);
50 rte_cryptodev_sym_session_free(ctx->sess);
54 rte_mempool_free(ctx->pool);
60 cperf_throughput_test_constructor(struct rte_mempool *sess_mp,
61 struct rte_mempool *sess_priv_mp,
62 uint8_t dev_id, uint16_t qp_id,
63 const struct cperf_options *options,
64 const struct cperf_test_vector *test_vector,
65 const struct cperf_op_fns *op_fns)
67 struct cperf_throughput_ctx *ctx = NULL;
69 ctx = rte_malloc(NULL, sizeof(struct cperf_throughput_ctx), 0);
76 ctx->populate_ops = op_fns->populate_ops;
77 ctx->options = options;
78 ctx->test_vector = test_vector;
80 /* IV goes at the end of the crypto operation */
81 uint16_t iv_offset = sizeof(struct rte_crypto_op) +
82 sizeof(struct rte_crypto_sym_op);
84 ctx->sess = op_fns->sess_create(sess_mp, sess_priv_mp, dev_id, options,
85 test_vector, iv_offset);
86 if (ctx->sess == NULL)
89 if (cperf_alloc_common_memory(options, test_vector, dev_id, qp_id, 0,
90 &ctx->src_buf_offset, &ctx->dst_buf_offset,
96 cperf_throughput_test_free(ctx);
102 cperf_throughput_test_runner(void *test_ctx)
104 struct cperf_throughput_ctx *ctx = test_ctx;
105 uint16_t test_burst_size;
106 uint8_t burst_size_idx = 0;
107 uint32_t imix_idx = 0;
109 static rte_atomic16_t display_once = RTE_ATOMIC16_INIT(0);
111 struct rte_crypto_op *ops[ctx->options->max_burst_size];
112 struct rte_crypto_op *ops_processed[ctx->options->max_burst_size];
115 uint32_t lcore = rte_lcore_id();
117 #ifdef CPERF_LINEARIZATION_ENABLE
118 struct rte_cryptodev_info dev_info;
121 /* Check if source mbufs require coalescing */
122 if (ctx->options->segment_sz < ctx->options->max_buffer_size) {
123 rte_cryptodev_info_get(ctx->dev_id, &dev_info);
124 if ((dev_info.feature_flags &
125 RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER) == 0)
128 #endif /* CPERF_LINEARIZATION_ENABLE */
130 ctx->lcore_id = lcore;
132 /* Warm up the host CPU before starting the test */
133 for (i = 0; i < ctx->options->total_ops; i++)
134 rte_cryptodev_enqueue_burst(ctx->dev_id, ctx->qp_id, NULL, 0);
136 /* Get first size from range or list */
137 if (ctx->options->inc_burst_size != 0)
138 test_burst_size = ctx->options->min_burst_size;
140 test_burst_size = ctx->options->burst_size_list[0];
142 uint16_t iv_offset = sizeof(struct rte_crypto_op) +
143 sizeof(struct rte_crypto_sym_op);
145 while (test_burst_size <= ctx->options->max_burst_size) {
146 uint64_t ops_enqd = 0, ops_enqd_total = 0, ops_enqd_failed = 0;
147 uint64_t ops_deqd = 0, ops_deqd_total = 0, ops_deqd_failed = 0;
149 uint64_t tsc_start, tsc_end, tsc_duration;
151 uint16_t ops_unused = 0;
153 tsc_start = rte_rdtsc_precise();
155 while (ops_enqd_total < ctx->options->total_ops) {
157 uint16_t burst_size = ((ops_enqd_total + test_burst_size)
158 <= ctx->options->total_ops) ?
160 ctx->options->total_ops -
163 uint16_t ops_needed = burst_size - ops_unused;
165 /* Allocate objects containing crypto operations and mbufs */
166 if (rte_mempool_get_bulk(ctx->pool, (void **)ops,
169 "Failed to allocate more crypto operations "
170 "from the crypto operation pool.\n"
171 "Consider increasing the pool size "
176 /* Setup crypto op, attach mbuf etc */
177 (ctx->populate_ops)(ops, ctx->src_buf_offset,
179 ops_needed, ctx->sess,
180 ctx->options, ctx->test_vector,
181 iv_offset, &imix_idx);
184 * When ops_needed is smaller than ops_enqd, the
185 * unused ops need to be moved to the front for
188 if (unlikely(ops_enqd > ops_needed)) {
189 size_t nb_b_to_mov = ops_unused * sizeof(
190 struct rte_crypto_op *);
192 memmove(&ops[ops_needed], &ops[ops_enqd],
196 #ifdef CPERF_LINEARIZATION_ENABLE
198 /* PMD doesn't support scatter-gather and source buffer
200 * We need to linearize it before enqueuing.
202 for (i = 0; i < burst_size; i++)
203 rte_pktmbuf_linearize(ops[i]->sym->m_src);
205 #endif /* CPERF_LINEARIZATION_ENABLE */
207 /* Enqueue burst of ops on crypto device */
208 ops_enqd = rte_cryptodev_enqueue_burst(ctx->dev_id, ctx->qp_id,
210 if (ops_enqd < burst_size)
214 * Calculate number of ops not enqueued (mainly for hw
215 * accelerators whose ingress queue can fill up).
217 ops_unused = burst_size - ops_enqd;
218 ops_enqd_total += ops_enqd;
221 /* Dequeue processed burst of ops from crypto device */
222 ops_deqd = rte_cryptodev_dequeue_burst(ctx->dev_id, ctx->qp_id,
223 ops_processed, test_burst_size);
225 if (likely(ops_deqd)) {
226 /* Free crypto ops so they can be reused. */
227 rte_mempool_put_bulk(ctx->pool,
228 (void **)ops_processed, ops_deqd);
230 ops_deqd_total += ops_deqd;
233 * Count dequeue polls which didn't return any
234 * processed operations. This statistic is mainly
235 * relevant to hw accelerators.
242 /* Dequeue any operations still in the crypto device */
244 while (ops_deqd_total < ctx->options->total_ops) {
245 /* Sending 0 length burst to flush sw crypto device */
246 rte_cryptodev_enqueue_burst(ctx->dev_id, ctx->qp_id, NULL, 0);
249 ops_deqd = rte_cryptodev_dequeue_burst(ctx->dev_id, ctx->qp_id,
250 ops_processed, test_burst_size);
254 rte_mempool_put_bulk(ctx->pool,
255 (void **)ops_processed, ops_deqd);
256 ops_deqd_total += ops_deqd;
260 tsc_end = rte_rdtsc_precise();
261 tsc_duration = (tsc_end - tsc_start);
263 /* Calculate average operations processed per second */
264 double ops_per_second = ((double)ctx->options->total_ops /
265 tsc_duration) * rte_get_tsc_hz();
267 /* Calculate average throughput (Gbps) in bits per second */
268 double throughput_gbps = ((ops_per_second *
269 ctx->options->test_buffer_size * 8) / 1000000000);
271 /* Calculate average cycles per packet */
272 double cycles_per_packet = ((double)tsc_duration /
273 ctx->options->total_ops);
275 if (!ctx->options->csv) {
276 if (rte_atomic16_test_and_set(&display_once))
277 printf("%12s%12s%12s%12s%12s%12s%12s%12s%12s%12s\n\n",
278 "lcore id", "Buf Size", "Burst Size",
279 "Enqueued", "Dequeued", "Failed Enq",
280 "Failed Deq", "MOps", "Gbps",
283 printf("%12u%12u%12u%12"PRIu64"%12"PRIu64"%12"PRIu64
284 "%12"PRIu64"%12.4f%12.4f%12.2f\n",
286 ctx->options->test_buffer_size,
292 ops_per_second/1000000,
296 if (rte_atomic16_test_and_set(&display_once))
297 printf("#lcore id,Buffer Size(B),"
298 "Burst Size,Enqueued,Dequeued,Failed Enq,"
299 "Failed Deq,Ops(Millions),Throughput(Gbps),"
302 printf("%u;%u;%u;%"PRIu64";%"PRIu64";%"PRIu64";%"PRIu64";"
305 ctx->options->test_buffer_size,
311 ops_per_second/1000000,
316 /* Get next size from range or list */
317 if (ctx->options->inc_burst_size != 0)
318 test_burst_size += ctx->options->inc_burst_size;
320 if (++burst_size_idx == ctx->options->burst_size_count)
322 test_burst_size = ctx->options->burst_size_list[burst_size_idx];
332 cperf_throughput_test_destructor(void *arg)
334 struct cperf_throughput_ctx *ctx = arg;
339 cperf_throughput_test_free(ctx);