1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2018 Cavium, Inc
5 #include <rte_common.h>
7 #include "cpt_common.h"
8 #include "cpt_hw_types.h"
9 #include "cpt_mcode_defines.h"
10 #include "cpt_pmd_ops_helper.h"
12 #define CPT_MAX_IV_LEN 16
13 #define CPT_OFFSET_CONTROL_BYTES 8
16 cpt_pmd_ops_helper_get_mlen_direct_mode(void)
20 /* Request structure */
21 len = sizeof(struct cpt_request_info);
23 /* CPT HW result structure plus extra as it is aligned */
24 len += 2*sizeof(cpt_res_s_t);
30 cpt_pmd_ops_helper_get_mlen_sg_mode(void)
34 len += sizeof(struct cpt_request_info);
35 len += CPT_OFFSET_CONTROL_BYTES + CPT_MAX_IV_LEN;
36 len += ROUNDUP8(SG_LIST_HDR_SIZE +
37 (ROUNDUP4(CPT_MAX_SG_IN_OUT_CNT) >> 2) * SG_ENTRY_SIZE);
38 len += 2 * COMPLETION_CODE_SIZE;
39 len += 2 * sizeof(cpt_res_s_t);