numam-dpdk/drivers/common/cpt/cpt_pmd_ops_helper.c
Archana Muniganti ecd070ac64 common/cpt: use predefined macros
Replace redundant macro ROUNDUP* with predefined macros.

Signed-off-by: Archana Muniganti <marchana@marvell.com>
Acked-by: Anoob Joseph <anoobj@marvell.com>
2020-11-12 21:43:54 +01:00

58 lines
1.2 KiB
C

/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2018 Cavium, Inc
*/
#include <rte_common.h>
#include "cpt_common.h"
#include "cpt_hw_types.h"
#include "cpt_mcode_defines.h"
#include "cpt_pmd_ops_helper.h"
#define CPT_MAX_IV_LEN 16
#define CPT_OFFSET_CONTROL_BYTES 8
#define CPT_MAX_ASYM_OP_NUM_PARAMS 5
#define CPT_MAX_ASYM_OP_MOD_LEN 1024
int32_t
cpt_pmd_ops_helper_get_mlen_direct_mode(void)
{
uint32_t len = 0;
/* Request structure */
len = sizeof(struct cpt_request_info);
/* CPT HW result structure plus extra as it is aligned */
len += 2*sizeof(cpt_res_s_t);
return len;
}
int
cpt_pmd_ops_helper_get_mlen_sg_mode(void)
{
uint32_t len = 0;
len += sizeof(struct cpt_request_info);
len += CPT_OFFSET_CONTROL_BYTES + CPT_MAX_IV_LEN;
len += RTE_ALIGN_CEIL((SG_LIST_HDR_SIZE +
(RTE_ALIGN_CEIL(CPT_MAX_SG_IN_OUT_CNT, 4) >> 2) *
SG_ENTRY_SIZE), 8);
len += 2 * COMPLETION_CODE_SIZE;
len += 2 * sizeof(cpt_res_s_t);
return len;
}
int
cpt_pmd_ops_helper_asym_get_mlen(void)
{
uint32_t len;
/* Get meta len for linear buffer (direct) mode */
len = cpt_pmd_ops_helper_get_mlen_direct_mode();
/* Get meta len for asymmetric operations */
len += CPT_MAX_ASYM_OP_NUM_PARAMS * CPT_MAX_ASYM_OP_MOD_LEN;
return len;
}