1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2017 Intel Corporation
5 #include <rte_malloc.h>
6 #include <rte_mbuf_pool_ops.h>
8 #include "cperf_test_common.h"
11 uint32_t src_buf_offset;
12 uint32_t dst_buf_offset;
20 fill_single_seg_mbuf(struct rte_mbuf *m, struct rte_mempool *mp,
21 void *obj, uint32_t mbuf_offset, uint16_t segment_sz,
22 uint16_t headroom, uint16_t data_len)
24 uint32_t mbuf_hdr_size = sizeof(struct rte_mbuf);
26 /* start of buffer is after mbuf structure and priv data */
28 m->buf_addr = (char *)m + mbuf_hdr_size;
29 m->buf_iova = rte_mempool_virt2iova(obj) +
30 mbuf_offset + mbuf_hdr_size;
31 m->buf_len = segment_sz;
32 m->data_len = data_len;
33 m->pkt_len = data_len;
35 /* Use headroom specified for the buffer */
36 m->data_off = headroom;
38 /* init some constant fields */
42 rte_mbuf_refcnt_set(m, 1);
47 fill_multi_seg_mbuf(struct rte_mbuf *m, struct rte_mempool *mp,
48 void *obj, uint32_t mbuf_offset, uint16_t segment_sz,
49 uint16_t headroom, uint16_t data_len, uint16_t segments_nb)
51 uint16_t mbuf_hdr_size = sizeof(struct rte_mbuf);
52 uint16_t remaining_segments = segments_nb;
53 struct rte_mbuf *next_mbuf;
54 rte_iova_t next_seg_phys_addr = rte_mempool_virt2iova(obj) +
55 mbuf_offset + mbuf_hdr_size;
58 /* start of buffer is after mbuf structure and priv data */
60 m->buf_addr = (char *)m + mbuf_hdr_size;
61 m->buf_iova = next_seg_phys_addr;
62 next_seg_phys_addr += mbuf_hdr_size + segment_sz;
63 m->buf_len = segment_sz;
64 m->data_len = data_len;
66 /* Use headroom specified for the buffer */
67 m->data_off = headroom;
69 /* init some constant fields */
71 m->nb_segs = segments_nb;
73 rte_mbuf_refcnt_set(m, 1);
74 next_mbuf = (struct rte_mbuf *) ((uint8_t *) m +
75 mbuf_hdr_size + segment_sz);
80 } while (remaining_segments > 0);
86 mempool_asym_obj_init(struct rte_mempool *mp, __rte_unused void *opaque_arg,
87 void *obj, __rte_unused unsigned int i)
89 struct rte_crypto_op *op = obj;
91 /* Set crypto operation */
92 op->type = RTE_CRYPTO_OP_TYPE_ASYMMETRIC;
93 op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
94 op->sess_type = RTE_CRYPTO_OP_WITH_SESSION;
95 op->phys_addr = rte_mem_virt2iova(obj);
100 mempool_obj_init(struct rte_mempool *mp,
103 __rte_unused unsigned int i)
105 struct obj_params *params = opaque_arg;
106 struct rte_crypto_op *op = obj;
107 struct rte_mbuf *m = (struct rte_mbuf *) ((uint8_t *) obj +
108 params->src_buf_offset);
109 /* Set crypto operation */
110 op->type = RTE_CRYPTO_OP_TYPE_SYMMETRIC;
111 op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
112 op->sess_type = RTE_CRYPTO_OP_WITH_SESSION;
113 op->phys_addr = rte_mem_virt2iova(obj);
116 /* Set source buffer */
118 if (params->segments_nb == 1)
119 fill_single_seg_mbuf(m, mp, obj, params->src_buf_offset,
120 params->segment_sz, params->headroom_sz,
123 fill_multi_seg_mbuf(m, mp, obj, params->src_buf_offset,
124 params->segment_sz, params->headroom_sz,
125 params->data_len, params->segments_nb);
128 /* Set destination buffer */
129 if (params->dst_buf_offset) {
130 m = (struct rte_mbuf *) ((uint8_t *) obj +
131 params->dst_buf_offset);
132 fill_single_seg_mbuf(m, mp, obj, params->dst_buf_offset,
133 params->segment_sz, params->headroom_sz,
137 op->sym->m_dst = NULL;
141 cperf_alloc_common_memory(const struct cperf_options *options,
142 const struct cperf_test_vector *test_vector,
143 uint8_t dev_id, uint16_t qp_id,
144 size_t extra_op_priv_size,
145 uint32_t *src_buf_offset,
146 uint32_t *dst_buf_offset,
147 struct rte_mempool **pool)
149 const char *mp_ops_name;
150 char pool_name[32] = "";
153 /* Calculate the object size */
154 uint16_t crypto_op_size = sizeof(struct rte_crypto_op) +
155 sizeof(struct rte_crypto_sym_op);
156 uint16_t crypto_op_private_size;
158 if (options->op_type == CPERF_ASYM_MODEX) {
159 snprintf(pool_name, RTE_MEMPOOL_NAMESIZE, "perf_asym_op_pool%u",
161 *pool = rte_crypto_op_pool_create(
162 pool_name, RTE_CRYPTO_OP_TYPE_ASYMMETRIC,
163 options->pool_sz, RTE_MEMPOOL_CACHE_MAX_SIZE, 0,
167 "Cannot allocate mempool for device %u\n",
171 rte_mempool_obj_iter(*pool, mempool_asym_obj_init, NULL);
176 * If doing AES-CCM, IV field needs to be 16 bytes long,
177 * and AAD field needs to be long enough to have 18 bytes,
178 * plus the length of the AAD, and all rounded to a
179 * multiple of 16 bytes.
181 if (options->aead_algo == RTE_CRYPTO_AEAD_AES_CCM) {
182 crypto_op_private_size = extra_op_priv_size +
183 test_vector->cipher_iv.length +
184 test_vector->auth_iv.length +
185 RTE_ALIGN_CEIL(test_vector->aead_iv.length, 16) +
186 RTE_ALIGN_CEIL(options->aead_aad_sz + 18, 16);
188 crypto_op_private_size = extra_op_priv_size +
189 test_vector->cipher_iv.length +
190 test_vector->auth_iv.length +
191 test_vector->aead_iv.length +
192 options->aead_aad_sz;
195 uint16_t crypto_op_total_size = crypto_op_size +
196 crypto_op_private_size;
197 uint16_t crypto_op_total_size_padded =
198 RTE_CACHE_LINE_ROUNDUP(crypto_op_total_size);
199 uint32_t mbuf_size = sizeof(struct rte_mbuf) + options->segment_sz;
200 uint32_t max_size = options->max_buffer_size + options->digest_sz;
201 uint16_t segments_nb = (max_size % options->segment_sz) ?
202 (max_size / options->segment_sz) + 1 :
203 max_size / options->segment_sz;
204 uint32_t obj_size = crypto_op_total_size_padded +
205 (mbuf_size * segments_nb);
207 snprintf(pool_name, sizeof(pool_name), "pool_cdev_%u_qp_%u",
210 *src_buf_offset = crypto_op_total_size_padded;
212 struct obj_params params = {
213 .segment_sz = options->segment_sz,
214 .headroom_sz = options->headroom_sz,
215 /* Data len = segment size - (headroom + tailroom) */
216 .data_len = options->segment_sz -
217 options->headroom_sz -
218 options->tailroom_sz,
219 .segments_nb = segments_nb,
220 .src_buf_offset = crypto_op_total_size_padded,
224 if (options->out_of_place) {
225 *dst_buf_offset = *src_buf_offset +
226 (mbuf_size * segments_nb);
227 params.dst_buf_offset = *dst_buf_offset;
228 /* Destination buffer will be one segment only */
229 obj_size += max_size + sizeof(struct rte_mbuf);
232 *pool = rte_mempool_create_empty(pool_name,
233 options->pool_sz, obj_size, 512, 0,
237 "Cannot allocate mempool for device %u\n",
242 mp_ops_name = rte_mbuf_best_mempool_ops();
244 ret = rte_mempool_set_ops_byname(*pool,
248 "Error setting mempool handler for device %u\n",
253 ret = rte_mempool_populate_default(*pool);
256 "Error populating mempool for device %u\n",
261 rte_mempool_obj_iter(*pool, mempool_obj_init, (void *)¶ms);
267 cperf_mbuf_set(struct rte_mbuf *mbuf,
268 const struct cperf_options *options,
269 const struct cperf_test_vector *test_vector)
271 uint32_t segment_sz = options->segment_sz;
274 uint32_t remaining_bytes = options->max_buffer_size;
276 if (options->op_type == CPERF_AEAD) {
277 test_data = (options->aead_op == RTE_CRYPTO_AEAD_OP_ENCRYPT) ?
278 test_vector->plaintext.data :
279 test_vector->ciphertext.data;
282 (options->cipher_op == RTE_CRYPTO_CIPHER_OP_ENCRYPT) ?
283 test_vector->plaintext.data :
284 test_vector->ciphertext.data;
287 while (remaining_bytes) {
288 mbuf_data = rte_pktmbuf_mtod(mbuf, uint8_t *);
290 if (remaining_bytes <= segment_sz) {
291 memcpy(mbuf_data, test_data, remaining_bytes);
295 memcpy(mbuf_data, test_data, segment_sz);
296 remaining_bytes -= segment_sz;
297 test_data += segment_sz;