- if (op->sym->m_src->next || (op->sym->m_dst && op->sym->m_dst->next))
- do_sgl = 1;
-
- /* adjust for chain case */
- if (do_cipher && do_auth)
- min_ofs = cipher_ofs < auth_ofs ? cipher_ofs : auth_ofs;
-
- if (unlikely(min_ofs >= rte_pktmbuf_data_len(op->sym->m_src) && do_sgl))
- min_ofs = 0;
-
- if (unlikely(op->sym->m_dst != NULL)) {
- /* Out-of-place operation (OOP)
- * Don't align DMA start. DMA the minimum data-set
- * so as not to overwrite data in dest buffer
- */
- src_buf_start =
- rte_pktmbuf_mtophys_offset(op->sym->m_src, min_ofs);
- dst_buf_start =
- rte_pktmbuf_mtophys_offset(op->sym->m_dst, min_ofs);
-
- } else {
- /* In-place operation
- * Start DMA at nearest aligned address below min_ofs
- */
- src_buf_start =
- rte_pktmbuf_mtophys_offset(op->sym->m_src, min_ofs)
- & QAT_64_BTYE_ALIGN_MASK;
-
- if (unlikely((rte_pktmbuf_mtophys(op->sym->m_src) -
- rte_pktmbuf_headroom(op->sym->m_src))
- > src_buf_start)) {
- /* alignment has pushed addr ahead of start of mbuf
- * so revert and take the performance hit
- */
- src_buf_start =
- rte_pktmbuf_mtophys_offset(op->sym->m_src,
- min_ofs);
- }
- dst_buf_start = src_buf_start;
- }
-
- if (do_cipher || do_aead) {
- cipher_param->cipher_offset =
- (uint32_t)rte_pktmbuf_mtophys_offset(
- op->sym->m_src, cipher_ofs) - src_buf_start;
- cipher_param->cipher_length = cipher_len;
- } else {
- cipher_param->cipher_offset = 0;
- cipher_param->cipher_length = 0;
- }
-
- if (do_auth || do_aead) {
- auth_param->auth_off = (uint32_t)rte_pktmbuf_mtophys_offset(
- op->sym->m_src, auth_ofs) - src_buf_start;
- auth_param->auth_len = auth_len;
- } else {
- auth_param->auth_off = 0;
- auth_param->auth_len = 0;
- }
-
- qat_req->comn_mid.dst_length =
- qat_req->comn_mid.src_length =
- (cipher_param->cipher_offset + cipher_param->cipher_length)
- > (auth_param->auth_off + auth_param->auth_len) ?
- (cipher_param->cipher_offset + cipher_param->cipher_length)
- : (auth_param->auth_off + auth_param->auth_len);
-
- if (do_sgl) {
-
- ICP_QAT_FW_COMN_PTR_TYPE_SET(qat_req->comn_hdr.comn_req_flags,
- QAT_COMN_PTR_TYPE_SGL);
- ret = qat_sgl_fill_array(op->sym->m_src, src_buf_start,
- &qat_op_cookie->qat_sgl_list_src,
- qat_req->comn_mid.src_length);
- if (ret) {
- PMD_DRV_LOG(ERR, "QAT PMD Cannot fill sgl array");
- return ret;
- }
-
- if (likely(op->sym->m_dst == NULL))
- qat_req->comn_mid.dest_data_addr =
- qat_req->comn_mid.src_data_addr =
- qat_op_cookie->qat_sgl_src_phys_addr;
- else {
- ret = qat_sgl_fill_array(op->sym->m_dst,
- dst_buf_start,
- &qat_op_cookie->qat_sgl_list_dst,
- qat_req->comn_mid.dst_length);
-
- if (ret) {
- PMD_DRV_LOG(ERR, "QAT PMD Cannot "
- "fill sgl array");
- return ret;
- }
-
- qat_req->comn_mid.src_data_addr =
- qat_op_cookie->qat_sgl_src_phys_addr;
- qat_req->comn_mid.dest_data_addr =
- qat_op_cookie->qat_sgl_dst_phys_addr;
- }
- } else {
- qat_req->comn_mid.src_data_addr = src_buf_start;
- qat_req->comn_mid.dest_data_addr = dst_buf_start;
- }
-
-#ifdef RTE_LIBRTE_PMD_QAT_DEBUG_TX
- rte_hexdump(stdout, "qat_req:", qat_req,
- sizeof(struct icp_qat_fw_la_bulk_req));
- rte_hexdump(stdout, "src_data:",
- rte_pktmbuf_mtod(op->sym->m_src, uint8_t*),
- rte_pktmbuf_data_len(op->sym->m_src));
- if (do_cipher) {
- uint8_t *cipher_iv_ptr = rte_crypto_op_ctod_offset(op,
- uint8_t *,
- ctx->cipher_iv.offset);
- rte_hexdump(stdout, "cipher iv:", cipher_iv_ptr,
- ctx->cipher_iv.length);
- }
-
- if (do_auth) {
- if (ctx->auth_iv.length) {
- uint8_t *auth_iv_ptr = rte_crypto_op_ctod_offset(op,
- uint8_t *,
- ctx->auth_iv.offset);
- rte_hexdump(stdout, "auth iv:", auth_iv_ptr,
- ctx->auth_iv.length);
- }
- rte_hexdump(stdout, "digest:", op->sym->auth.digest.data,
- ctx->digest_length);
- }
-
- if (do_aead) {
- rte_hexdump(stdout, "digest:", op->sym->aead.digest.data,
- ctx->digest_length);
- rte_hexdump(stdout, "aad:", op->sym->aead.aad.data,
- ctx->aad_len);
- }
-#endif
- return 0;
-}
-
-static inline uint32_t adf_modulo(uint32_t data, uint32_t shift)
-{
- uint32_t div = data >> shift;
- uint32_t mult = div << shift;
-
- return data - mult;
-}
-
-int qat_dev_config(__rte_unused struct rte_cryptodev *dev,
- __rte_unused struct rte_cryptodev_config *config)
-{
- PMD_INIT_FUNC_TRACE();
- return 0;
-}
-
-int qat_dev_start(__rte_unused struct rte_cryptodev *dev)
-{
- PMD_INIT_FUNC_TRACE();
- return 0;
-}
-
-void qat_dev_stop(__rte_unused struct rte_cryptodev *dev)
-{
- PMD_INIT_FUNC_TRACE();
-}
-
-int qat_dev_close(struct rte_cryptodev *dev)
-{
- int i, ret;
-
- PMD_INIT_FUNC_TRACE();
-
- for (i = 0; i < dev->data->nb_queue_pairs; i++) {
- ret = qat_crypto_sym_qp_release(dev, i);
- if (ret < 0)
- return ret;
- }
-
- return 0;
-}
-
-void qat_dev_info_get(struct rte_cryptodev *dev,
- struct rte_cryptodev_info *info)
-{
- struct qat_pmd_private *internals = dev->data->dev_private;
-
- PMD_INIT_FUNC_TRACE();
- if (info != NULL) {
- info->max_nb_queue_pairs =
- ADF_NUM_SYM_QPS_PER_BUNDLE *
- ADF_NUM_BUNDLES_PER_DEV;
- info->feature_flags = dev->feature_flags;
- info->capabilities = internals->qat_dev_capabilities;
- info->sym.max_nb_sessions = internals->max_nb_sessions;
- info->driver_id = cryptodev_qat_driver_id;
- info->pci_dev = RTE_DEV_TO_PCI(dev->device);
- }
-}