+ struct rte_crypto_sym_op *sym_op = op->sym;
+ uint32_t *crc, crc_data_len;
+ uint8_t *crc_data;
+
+ if (ctx->qat_dir == ICP_QAT_HW_CIPHER_ENCRYPT &&
+ sym_op->auth.data.length != 0 &&
+ sym_op->m_src->nb_segs == 1) {
+
+ crc_data_len = sym_op->auth.data.length;
+ crc_data = rte_pktmbuf_mtod_offset(sym_op->m_src, uint8_t *,
+ sym_op->auth.data.offset);
+ crc = (uint32_t *)(crc_data + crc_data_len);
+ *crc = rte_net_crc_calc(crc_data, crc_data_len,
+ RTE_NET_CRC32_ETH);
+ }
+}
+
+static inline void
+qat_sym_preprocess_requests(void **ops, uint16_t nb_ops)
+{
+ struct rte_crypto_op *op;
+ struct qat_sym_session *ctx;
+ uint16_t i;
+
+ for (i = 0; i < nb_ops; i++) {
+ op = (struct rte_crypto_op *)ops[i];
+
+ if (op->sess_type == RTE_CRYPTO_OP_SECURITY_SESSION) {
+ ctx = (struct qat_sym_session *)
+ get_sec_session_private_data(
+ op->sym->sec_session);