+ if (do_aead) {
+ /*
+ * This address may used for setting AAD physical pointer
+ * into IV offset from op
+ */
+ rte_iova_t aad_phys_addr_aead = op->sym->aead.aad.phys_addr;
+ if (ctx->qat_hash_alg ==
+ ICP_QAT_HW_AUTH_ALGO_GALOIS_128 ||
+ ctx->qat_hash_alg ==
+ ICP_QAT_HW_AUTH_ALGO_GALOIS_64) {
+ /*
+ * If len(iv)==12B fw computes J0
+ */
+ if (ctx->cipher_iv.length == 12) {
+ ICP_QAT_FW_LA_GCM_IV_LEN_FLAG_SET(
+ qat_req->comn_hdr.serv_specif_flags,
+ ICP_QAT_FW_LA_GCM_IV_LEN_12_OCTETS);
+ }
+
+ set_cipher_iv(ctx->cipher_iv.length,
+ ctx->cipher_iv.offset,
+ cipher_param, op, qat_req);
+
+ } else if (ctx->qat_hash_alg ==
+ ICP_QAT_HW_AUTH_ALGO_AES_CBC_MAC) {
+
+ /* In case of AES-CCM this may point to user selected memory
+ * or iv offset in cypto_op
+ */
+ uint8_t *aad_data = op->sym->aead.aad.data;
+ /* This is true AAD length, it not includes 18 bytes of
+ * preceding data
+ */
+ uint8_t aad_ccm_real_len = 0;
+
+ uint8_t aad_len_field_sz = 0;
+ uint32_t msg_len_be =
+ rte_bswap32(op->sym->aead.data.length);
+
+ if (ctx->aad_len > ICP_QAT_HW_CCM_AAD_DATA_OFFSET) {
+ aad_len_field_sz = ICP_QAT_HW_CCM_AAD_LEN_INFO;
+ aad_ccm_real_len = ctx->aad_len -
+ ICP_QAT_HW_CCM_AAD_B0_LEN -
+ ICP_QAT_HW_CCM_AAD_LEN_INFO;
+ } else {
+ /*
+ * aad_len not greater than 18, so no actual aad data,
+ * then use IV after op for B0 block
+ */
+ aad_data = rte_crypto_op_ctod_offset(op, uint8_t *,
+ ctx->cipher_iv.offset);
+ aad_phys_addr_aead =
+ rte_crypto_op_ctophys_offset(op,
+ ctx->cipher_iv.offset);
+ }
+
+ uint8_t q = ICP_QAT_HW_CCM_NQ_CONST - ctx->cipher_iv.length;
+
+ aad_data[0] = ICP_QAT_HW_CCM_BUILD_B0_FLAGS(aad_len_field_sz,
+ ctx->digest_length, q);
+
+ if (q > ICP_QAT_HW_CCM_MSG_LEN_MAX_FIELD_SIZE) {
+ memcpy(aad_data + ctx->cipher_iv.length +
+ ICP_QAT_HW_CCM_NONCE_OFFSET
+ + (q - ICP_QAT_HW_CCM_MSG_LEN_MAX_FIELD_SIZE),
+ (uint8_t *)&msg_len_be,
+ ICP_QAT_HW_CCM_MSG_LEN_MAX_FIELD_SIZE);
+ } else {
+ memcpy(aad_data + ctx->cipher_iv.length +
+ ICP_QAT_HW_CCM_NONCE_OFFSET,
+ (uint8_t *)&msg_len_be
+ + (ICP_QAT_HW_CCM_MSG_LEN_MAX_FIELD_SIZE
+ - q), q);
+ }
+
+ if (aad_len_field_sz > 0) {
+ *(uint16_t *)&aad_data[ICP_QAT_HW_CCM_AAD_B0_LEN]
+ = rte_bswap16(aad_ccm_real_len);
+
+ if ((aad_ccm_real_len + aad_len_field_sz)
+ % ICP_QAT_HW_CCM_AAD_B0_LEN) {
+ uint8_t pad_len = 0;
+ uint8_t pad_idx = 0;
+
+ pad_len = ICP_QAT_HW_CCM_AAD_B0_LEN -
+ ((aad_ccm_real_len + aad_len_field_sz) %
+ ICP_QAT_HW_CCM_AAD_B0_LEN);
+ pad_idx = ICP_QAT_HW_CCM_AAD_B0_LEN +
+ aad_ccm_real_len + aad_len_field_sz;
+ memset(&aad_data[pad_idx],
+ 0, pad_len);
+ }
+
+ }
+
+ set_cipher_iv_ccm(ctx->cipher_iv.length,
+ ctx->cipher_iv.offset,
+ cipher_param, op, q,
+ aad_len_field_sz);
+
+ }
+
+ cipher_len = op->sym->aead.data.length;
+ cipher_ofs = op->sym->aead.data.offset;
+ auth_len = op->sym->aead.data.length;
+ auth_ofs = op->sym->aead.data.offset;
+
+ auth_param->u1.aad_adr = aad_phys_addr_aead;
+ auth_param->auth_res_addr = op->sym->aead.digest.phys_addr;
+ min_ofs = op->sym->aead.data.offset;
+ }
+
+ 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_iova_offset(op->sym->m_src, min_ofs);
+ dst_buf_start =
+ rte_pktmbuf_iova_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_iova_offset(op->sym->m_src, min_ofs)
+ & QAT_64_BTYE_ALIGN_MASK;
+
+ if (unlikely((rte_pktmbuf_iova(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_iova_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_iova_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_iova_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;
+ }