last_block = (uint8_t *) rte_pktmbuf_mtod_offset(sym_op->m_src,
uint8_t *, last_block_offset);
- if (unlikely(sym_op->m_dst != NULL))
+ if (unlikely((sym_op->m_dst != NULL)
+ && (sym_op->m_dst != sym_op->m_src)))
/* out-of-place operation (OOP) */
dst = (uint8_t *) rte_pktmbuf_mtod_offset(sym_op->m_dst,
uint8_t *, last_block_offset);
min_ofs = op->sym->aead.data.offset;
}
- if (op->sym->m_src->next || (op->sym->m_dst && op->sym->m_dst->next))
+ if (op->sym->m_src->nb_segs > 1 ||
+ (op->sym->m_dst && op->sym->m_dst->nb_segs > 1))
do_sgl = 1;
/* adjust for chain case */
if (unlikely(min_ofs >= rte_pktmbuf_data_len(op->sym->m_src) && do_sgl))
min_ofs = 0;
- if (unlikely(op->sym->m_dst != NULL)) {
+ if (unlikely((op->sym->m_dst != NULL) &&
+ (op->sym->m_dst != op->sym->m_src))) {
/* Out-of-place operation (OOP)
* Don't align DMA start. DMA the minimum data-set
* so as not to overwrite data in dest buffer
return ret;
}
- if (likely(op->sym->m_dst == NULL))
+ if (in_place)
qat_req->comn_mid.dest_data_addr =
qat_req->comn_mid.src_data_addr =
cookie->qat_sgl_src_phys_addr;