+ /* sgl */
+ int ret = 0;
+
+ ICP_QAT_FW_COMN_PTR_TYPE_SET(comp_req->comn_hdr.comn_req_flags,
+ QAT_COMN_PTR_TYPE_SGL);
+
+ if (unlikely(op->m_src->nb_segs > cookie->src_nb_elems)) {
+ /* we need to allocate more elements in SGL*/
+ void *tmp;
+
+ tmp = rte_realloc_socket(cookie->qat_sgl_src_d,
+ sizeof(struct qat_sgl) +
+ sizeof(struct qat_flat_buf) *
+ op->m_src->nb_segs, 64,
+ cookie->socket_id);
+
+ if (unlikely(tmp == NULL)) {
+ QAT_DP_LOG(ERR, "QAT PMD can't allocate memory"
+ " for %d elements of SGL",
+ op->m_src->nb_segs);
+ op->status = RTE_COMP_OP_STATUS_ERROR;
+ return -ENOMEM;
+ }
+ /* new SGL is valid now */
+ cookie->qat_sgl_src_d = (struct qat_sgl *)tmp;
+ cookie->src_nb_elems = op->m_src->nb_segs;
+ cookie->qat_sgl_src_phys_addr =
+ rte_malloc_virt2iova(cookie->qat_sgl_src_d);
+ }
+
+ ret = qat_sgl_fill_array(op->m_src,
+ op->src.offset,
+ cookie->qat_sgl_src_d,
+ op->src.length,
+ cookie->src_nb_elems);
+ if (ret) {
+ QAT_DP_LOG(ERR, "QAT PMD Cannot fill source sgl array");
+ op->status = RTE_COMP_OP_STATUS_INVALID_ARGS;
+ return ret;
+ }
+
+ if (unlikely(op->m_dst->nb_segs > cookie->dst_nb_elems)) {
+ /* we need to allocate more elements in SGL*/
+ struct qat_sgl *tmp;
+
+ tmp = rte_realloc_socket(cookie->qat_sgl_dst_d,
+ sizeof(struct qat_sgl) +
+ sizeof(struct qat_flat_buf) *
+ op->m_dst->nb_segs, 64,
+ cookie->socket_id);
+
+ if (unlikely(tmp == NULL)) {
+ QAT_DP_LOG(ERR, "QAT PMD can't allocate memory"
+ " for %d elements of SGL",
+ op->m_dst->nb_segs);
+ op->status = RTE_COMP_OP_STATUS_ERROR;
+ return -ENOMEM;
+ }
+ /* new SGL is valid now */
+ cookie->qat_sgl_dst_d = (struct qat_sgl *)tmp;
+ cookie->dst_nb_elems = op->m_dst->nb_segs;
+ cookie->qat_sgl_dst_phys_addr =
+ rte_malloc_virt2iova(cookie->qat_sgl_dst_d);
+ }
+
+ ret = qat_sgl_fill_array(op->m_dst,
+ op->dst.offset,
+ cookie->qat_sgl_dst_d,
+ comp_req->comp_pars.out_buffer_sz,
+ cookie->dst_nb_elems);
+ if (ret) {
+ QAT_DP_LOG(ERR, "QAT PMD Cannot fill dest. sgl array");
+ op->status = RTE_COMP_OP_STATUS_INVALID_ARGS;
+ return ret;
+ }
+
+ comp_req->comn_mid.src_data_addr =
+ cookie->qat_sgl_src_phys_addr;
+ comp_req->comn_mid.dest_data_addr =
+ cookie->qat_sgl_dst_phys_addr;
+ comp_req->comn_mid.src_length = 0;
+ comp_req->comn_mid.dst_length = 0;