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;
34 /* Use headroom specified for the buffer */
35 m->data_off = headroom;
37 /* init some constant fields */
41 rte_mbuf_refcnt_set(m, 1);
46 fill_multi_seg_mbuf(struct rte_mbuf *m, struct rte_mempool *mp,
47 void *obj, uint32_t mbuf_offset, uint16_t segment_sz,
48 uint16_t headroom, uint16_t data_len, uint16_t segments_nb)
50 uint16_t mbuf_hdr_size = sizeof(struct rte_mbuf);
51 uint16_t remaining_segments = segments_nb;
52 struct rte_mbuf *next_mbuf;
53 rte_iova_t next_seg_phys_addr = rte_mempool_virt2iova(obj) +
54 mbuf_offset + mbuf_hdr_size;
57 /* start of buffer is after mbuf structure and priv data */
59 m->buf_addr = (char *)m + mbuf_hdr_size;
60 m->buf_iova = next_seg_phys_addr;
61 next_seg_phys_addr += mbuf_hdr_size + segment_sz;
62 m->buf_len = segment_sz;
63 m->data_len = data_len;
65 /* Use headroom specified for the buffer */
66 m->data_off = headroom;
68 /* init some constant fields */
70 m->nb_segs = segments_nb;
72 rte_mbuf_refcnt_set(m, 1);
73 next_mbuf = (struct rte_mbuf *) ((uint8_t *) m +
74 mbuf_hdr_size + segment_sz);
79 } while (remaining_segments > 0);
85 mempool_obj_init(struct rte_mempool *mp,
88 __attribute__((unused)) unsigned int i)
90 struct obj_params *params = opaque_arg;
91 struct rte_crypto_op *op = obj;
92 struct rte_mbuf *m = (struct rte_mbuf *) ((uint8_t *) obj +
93 params->src_buf_offset);
94 /* Set crypto operation */
95 op->type = RTE_CRYPTO_OP_TYPE_SYMMETRIC;
96 op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
97 op->sess_type = RTE_CRYPTO_OP_WITH_SESSION;
98 op->phys_addr = rte_mem_virt2iova(obj);
101 /* Set source buffer */
103 if (params->segments_nb == 1)
104 fill_single_seg_mbuf(m, mp, obj, params->src_buf_offset,
105 params->segment_sz, params->headroom_sz,
108 fill_multi_seg_mbuf(m, mp, obj, params->src_buf_offset,
109 params->segment_sz, params->headroom_sz,
110 params->data_len, params->segments_nb);
113 /* Set destination buffer */
114 if (params->dst_buf_offset) {
115 m = (struct rte_mbuf *) ((uint8_t *) obj +
116 params->dst_buf_offset);
117 fill_single_seg_mbuf(m, mp, obj, params->dst_buf_offset,
118 params->segment_sz, params->headroom_sz,
122 op->sym->m_dst = NULL;
126 cperf_alloc_common_memory(const struct cperf_options *options,
127 const struct cperf_test_vector *test_vector,
128 uint8_t dev_id, uint16_t qp_id,
129 size_t extra_op_priv_size,
130 uint32_t *src_buf_offset,
131 uint32_t *dst_buf_offset,
132 struct rte_mempool **pool)
134 const char *mp_ops_name;
135 char pool_name[32] = "";
138 /* Calculate the object size */
139 uint16_t crypto_op_size = sizeof(struct rte_crypto_op) +
140 sizeof(struct rte_crypto_sym_op);
141 uint16_t crypto_op_private_size;
143 * If doing AES-CCM, IV field needs to be 16 bytes long,
144 * and AAD field needs to be long enough to have 18 bytes,
145 * plus the length of the AAD, and all rounded to a
146 * multiple of 16 bytes.
148 if (options->aead_algo == RTE_CRYPTO_AEAD_AES_CCM) {
149 crypto_op_private_size = extra_op_priv_size +
150 test_vector->cipher_iv.length +
151 test_vector->auth_iv.length +
152 RTE_ALIGN_CEIL(test_vector->aead_iv.length, 16) +
153 RTE_ALIGN_CEIL(options->aead_aad_sz + 18, 16);
155 crypto_op_private_size = extra_op_priv_size +
156 test_vector->cipher_iv.length +
157 test_vector->auth_iv.length +
158 test_vector->aead_iv.length +
159 options->aead_aad_sz;
162 uint16_t crypto_op_total_size = crypto_op_size +
163 crypto_op_private_size;
164 uint16_t crypto_op_total_size_padded =
165 RTE_CACHE_LINE_ROUNDUP(crypto_op_total_size);
166 uint32_t mbuf_size = sizeof(struct rte_mbuf) + options->segment_sz;
167 uint32_t max_size = options->max_buffer_size + options->digest_sz;
168 uint16_t segments_nb = (max_size % options->segment_sz) ?
169 (max_size / options->segment_sz) + 1 :
170 max_size / options->segment_sz;
171 uint32_t obj_size = crypto_op_total_size_padded +
172 (mbuf_size * segments_nb);
174 snprintf(pool_name, sizeof(pool_name), "pool_cdev_%u_qp_%u",
177 *src_buf_offset = crypto_op_total_size_padded;
179 struct obj_params params = {
180 .segment_sz = options->segment_sz,
181 .headroom_sz = options->headroom_sz,
182 /* Data len = segment size - (headroom + tailroom) */
183 .data_len = options->segment_sz -
184 options->headroom_sz -
185 options->tailroom_sz,
186 .segments_nb = segments_nb,
187 .src_buf_offset = crypto_op_total_size_padded,
191 if (options->out_of_place) {
192 *dst_buf_offset = *src_buf_offset +
193 (mbuf_size * segments_nb);
194 params.dst_buf_offset = *dst_buf_offset;
195 /* Destination buffer will be one segment only */
196 obj_size += max_size;
199 *pool = rte_mempool_create_empty(pool_name,
200 options->pool_sz, obj_size, 512, 0,
204 "Cannot allocate mempool for device %u\n",
209 mp_ops_name = rte_mbuf_best_mempool_ops();
211 ret = rte_mempool_set_ops_byname(*pool,
215 "Error setting mempool handler for device %u\n",
220 ret = rte_mempool_populate_default(*pool);
223 "Error populating mempool for device %u\n",
228 rte_mempool_obj_iter(*pool, mempool_obj_init, (void *)¶ms);