int nb_elements)
{
char mempool_name[RTE_MEMPOOL_NAMESIZE];
- int sg_mlen, lb_mlen, max_mlen, ret;
struct cpt_qp_meta_info *meta_info;
struct rte_mempool *pool;
+ int max_mlen = 0;
+ int sg_mlen = 0;
+ int lb_mlen = 0;
+ int ret;
- /* Get meta len for scatter gather mode */
- sg_mlen = cpt_pmd_ops_helper_get_mlen_sg_mode();
+ /*
+ * Calculate metabuf length required. The 'crypto_octeontx' device
+ * would be either SYMMETRIC or ASYMMETRIC.
+ */
- /* Extra 32B saved for future considerations */
- sg_mlen += 4 * sizeof(uint64_t);
+ if (dev->feature_flags & RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO) {
- /* Get meta len for linear buffer (direct) mode */
- lb_mlen = cpt_pmd_ops_helper_get_mlen_direct_mode();
+ /* Get meta len for scatter gather mode */
+ sg_mlen = cpt_pmd_ops_helper_get_mlen_sg_mode();
- /* Extra 32B saved for future considerations */
- lb_mlen += 4 * sizeof(uint64_t);
+ /* Extra 32B saved for future considerations */
+ sg_mlen += 4 * sizeof(uint64_t);
- /* Check max requirement for meta buffer */
- max_mlen = RTE_MAX(lb_mlen, sg_mlen);
+ /* Get meta len for linear buffer (direct) mode */
+ lb_mlen = cpt_pmd_ops_helper_get_mlen_direct_mode();
+
+ /* Extra 32B saved for future considerations */
+ lb_mlen += 4 * sizeof(uint64_t);
+
+ /* Check max requirement for meta buffer */
+ max_mlen = RTE_MAX(lb_mlen, sg_mlen);
+ } else {
+
+ /* Asymmetric device */
+
+ /* Get meta len for asymmetric operations */
+ max_mlen = cpt_pmd_ops_helper_asym_get_mlen();
+ }
/* Allocate mempool */