X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fcommon%2Fcpt%2Fcpt_pmd_ops_helper.c;h=2cddddf4ce5c65485467b14aac55fd03b699f33b;hb=07d4bde1c0e811ae60144ae74337237e6fb47e29;hp=1c18180f8aed19cdb8be9cf3c14276c9d8f9dcd3;hpb=8846a756eb270277ccf777bf7a6b42b952660b0f;p=dpdk.git

diff --git a/drivers/common/cpt/cpt_pmd_ops_helper.c b/drivers/common/cpt/cpt_pmd_ops_helper.c
index 1c18180f8a..2cddddf4ce 100644
--- a/drivers/common/cpt/cpt_pmd_ops_helper.c
+++ b/drivers/common/cpt/cpt_pmd_ops_helper.c
@@ -11,6 +11,8 @@
 
 #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)
@@ -33,9 +35,23 @@ cpt_pmd_ops_helper_get_mlen_sg_mode(void)
 
 	len += sizeof(struct cpt_request_info);
 	len += CPT_OFFSET_CONTROL_BYTES + CPT_MAX_IV_LEN;
-	len += ROUNDUP8(SG_LIST_HDR_SIZE +
-			(ROUNDUP4(CPT_MAX_SG_IN_OUT_CNT) >> 2) * SG_ENTRY_SIZE);
+	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;
+}