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 if (ctx->options->op_type == CPERF_ASYM_MODEX) {
39 rte_cryptodev_asym_session_clear(ctx->dev_id,
41 rte_cryptodev_asym_session_free((void *)ctx->sess);
43 #ifdef RTE_LIB_SECURITY
44 else if (ctx->options->op_type == CPERF_PDCP ||
45 ctx->options->op_type == CPERF_DOCSIS ||
46 ctx->options->op_type == CPERF_IPSEC) {
47 struct rte_security_ctx *sec_ctx =
48 (struct rte_security_ctx *)
49 rte_cryptodev_get_sec_ctx(ctx->dev_id);
50 rte_security_session_destroy(
52 (struct rte_security_session *)ctx->sess);
56 rte_cryptodev_sym_session_clear(ctx->dev_id, ctx->sess);
57 rte_cryptodev_sym_session_free(ctx->sess);
61 rte_mempool_free(ctx->pool);
67 cperf_throughput_test_constructor(struct rte_mempool *sess_mp,
68 struct rte_mempool *sess_priv_mp,
69 uint8_t dev_id, uint16_t qp_id,
70 const struct cperf_options *options,
71 const struct cperf_test_vector *test_vector,
72 const struct cperf_op_fns *op_fns)
74 struct cperf_throughput_ctx *ctx = NULL;
76 ctx = rte_malloc(NULL, sizeof(struct cperf_throughput_ctx), 0);
83 ctx->populate_ops = op_fns->populate_ops;
84 ctx->options = options;
85 ctx->test_vector = test_vector;
87 /* IV goes at the end of the crypto operation */
88 uint16_t iv_offset = sizeof(struct rte_crypto_op) +
89 sizeof(struct rte_crypto_sym_op);
91 ctx->sess = op_fns->sess_create(sess_mp, sess_priv_mp, dev_id, options,
92 test_vector, iv_offset);
93 if (ctx->sess == NULL)
96 if (cperf_alloc_common_memory(options, test_vector, dev_id, qp_id, 0,
97 &ctx->src_buf_offset, &ctx->dst_buf_offset,
103 cperf_throughput_test_free(ctx);
109 cperf_throughput_test_runner(void *test_ctx)
111 struct cperf_throughput_ctx *ctx = test_ctx;
112 uint16_t test_burst_size;
113 uint8_t burst_size_idx = 0;
114 uint32_t imix_idx = 0;
116 static rte_atomic16_t display_once = RTE_ATOMIC16_INIT(0);
118 struct rte_crypto_op *ops[ctx->options->max_burst_size];
119 struct rte_crypto_op *ops_processed[ctx->options->max_burst_size];
122 uint32_t lcore = rte_lcore_id();
124 #ifdef CPERF_LINEARIZATION_ENABLE
125 struct rte_cryptodev_info dev_info;
128 /* Check if source mbufs require coalescing */
129 if ((ctx->options->op_type != CPERF_ASYM_MODEX) &&
130 (ctx->options->segment_sz < ctx->options->max_buffer_size)) {
131 rte_cryptodev_info_get(ctx->dev_id, &dev_info);
132 if ((dev_info.feature_flags &
133 RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER) == 0)
136 #endif /* CPERF_LINEARIZATION_ENABLE */
138 ctx->lcore_id = lcore;
140 /* Warm up the host CPU before starting the test */
141 for (i = 0; i < ctx->options->total_ops; i++)
142 rte_cryptodev_enqueue_burst(ctx->dev_id, ctx->qp_id, NULL, 0);
144 /* Get first size from range or list */
145 if (ctx->options->inc_burst_size != 0)
146 test_burst_size = ctx->options->min_burst_size;
148 test_burst_size = ctx->options->burst_size_list[0];
150 uint16_t iv_offset = sizeof(struct rte_crypto_op) +
151 sizeof(struct rte_crypto_sym_op);
153 while (test_burst_size <= ctx->options->max_burst_size) {
154 uint64_t ops_enqd = 0, ops_enqd_total = 0, ops_enqd_failed = 0;
155 uint64_t ops_deqd = 0, ops_deqd_total = 0, ops_deqd_failed = 0;
157 uint64_t tsc_start, tsc_end, tsc_duration;
159 uint16_t ops_unused = 0;
161 tsc_start = rte_rdtsc_precise();
163 while (ops_enqd_total < ctx->options->total_ops) {
165 uint16_t burst_size = ((ops_enqd_total + test_burst_size)
166 <= ctx->options->total_ops) ?
168 ctx->options->total_ops -
171 uint16_t ops_needed = burst_size - ops_unused;
173 /* Allocate objects containing crypto operations and mbufs */
174 if (rte_mempool_get_bulk(ctx->pool, (void **)ops,
177 "Failed to allocate more crypto operations "
178 "from the crypto operation pool.\n"
179 "Consider increasing the pool size "
184 /* Setup crypto op, attach mbuf etc */
185 (ctx->populate_ops)(ops, ctx->src_buf_offset,
187 ops_needed, ctx->sess,
188 ctx->options, ctx->test_vector,
189 iv_offset, &imix_idx, &tsc_start);
192 * When ops_needed is smaller than ops_enqd, the
193 * unused ops need to be moved to the front for
196 if (unlikely(ops_enqd > ops_needed)) {
197 size_t nb_b_to_mov = ops_unused * sizeof(
198 struct rte_crypto_op *);
200 memmove(&ops[ops_needed], &ops[ops_enqd],
204 #ifdef CPERF_LINEARIZATION_ENABLE
206 /* PMD doesn't support scatter-gather and source buffer
208 * We need to linearize it before enqueuing.
210 for (i = 0; i < burst_size; i++)
211 rte_pktmbuf_linearize(
214 #endif /* CPERF_LINEARIZATION_ENABLE */
216 /* Enqueue burst of ops on crypto device */
217 ops_enqd = rte_cryptodev_enqueue_burst(ctx->dev_id, ctx->qp_id,
219 if (ops_enqd < burst_size)
223 * Calculate number of ops not enqueued (mainly for hw
224 * accelerators whose ingress queue can fill up).
226 ops_unused = burst_size - ops_enqd;
227 ops_enqd_total += ops_enqd;
230 /* Dequeue processed burst of ops from crypto device */
231 ops_deqd = rte_cryptodev_dequeue_burst(ctx->dev_id, ctx->qp_id,
232 ops_processed, test_burst_size);
234 if (likely(ops_deqd)) {
235 /* Free crypto ops so they can be reused. */
236 rte_mempool_put_bulk(ctx->pool,
237 (void **)ops_processed, ops_deqd);
239 ops_deqd_total += ops_deqd;
242 * Count dequeue polls which didn't return any
243 * processed operations. This statistic is mainly
244 * relevant to hw accelerators.
251 /* Dequeue any operations still in the crypto device */
253 while (ops_deqd_total < ctx->options->total_ops) {
254 /* Sending 0 length burst to flush sw crypto device */
255 rte_cryptodev_enqueue_burst(ctx->dev_id, ctx->qp_id, NULL, 0);
258 ops_deqd = rte_cryptodev_dequeue_burst(ctx->dev_id, ctx->qp_id,
259 ops_processed, test_burst_size);
263 rte_mempool_put_bulk(ctx->pool,
264 (void **)ops_processed, ops_deqd);
265 ops_deqd_total += ops_deqd;
269 tsc_end = rte_rdtsc_precise();
270 tsc_duration = (tsc_end - tsc_start);
272 /* Calculate average operations processed per second */
273 double ops_per_second = ((double)ctx->options->total_ops /
274 tsc_duration) * rte_get_tsc_hz();
276 /* Calculate average throughput (Gbps) in bits per second */
277 double throughput_gbps = ((ops_per_second *
278 ctx->options->test_buffer_size * 8) / 1000000000);
280 /* Calculate average cycles per packet */
281 double cycles_per_packet = ((double)tsc_duration /
282 ctx->options->total_ops);
284 if (!ctx->options->csv) {
285 if (rte_atomic16_test_and_set(&display_once))
286 printf("%12s%12s%12s%12s%12s%12s%12s%12s%12s%12s\n\n",
287 "lcore id", "Buf Size", "Burst Size",
288 "Enqueued", "Dequeued", "Failed Enq",
289 "Failed Deq", "MOps", "Gbps",
292 printf("%12u%12u%12u%12"PRIu64"%12"PRIu64"%12"PRIu64
293 "%12"PRIu64"%12.4f%12.4f%12.2f\n",
295 ctx->options->test_buffer_size,
301 ops_per_second/1000000,
305 if (rte_atomic16_test_and_set(&display_once))
306 printf("#lcore id,Buffer Size(B),"
307 "Burst Size,Enqueued,Dequeued,Failed Enq,"
308 "Failed Deq,Ops(Millions),Throughput(Gbps),"
311 printf("%u,%u,%u,%"PRIu64",%"PRIu64",%"PRIu64",%"PRIu64","
314 ctx->options->test_buffer_size,
320 ops_per_second/1000000,
325 /* Get next size from range or list */
326 if (ctx->options->inc_burst_size != 0)
327 test_burst_size += ctx->options->inc_burst_size;
329 if (++burst_size_idx == ctx->options->burst_size_count)
331 test_burst_size = ctx->options->burst_size_list[burst_size_idx];
341 cperf_throughput_test_destructor(void *arg)
343 struct cperf_throughput_ctx *ctx = arg;
348 cperf_throughput_test_free(ctx);