+ for (i = 0; i < num_bufs; i++) {
+ if (dpaa_svr_family != SVR_LS1046A_FAMILY &&
+ i < num_bufs - 1) {
+ bp_info = DPAA_BPID_TO_POOL_INFO(dqrr[i + 1]->fd.bpid);
+ ptr = rte_dpaa_mem_ptov(qm_fd_addr(&dqrr[i + 1]->fd));
+ rte_prefetch0((void *)((uint8_t *)ptr +
+ DEFAULT_RX_ICEOF));
+ bufs[i + 1] = (struct rte_mbuf *)((char *)ptr -
+ bp_info->meta_data_size);
+ }
+
+ fd = &dqrr[i]->fd;
+ dpaa_intf = fq[0]->dpaa_intf;
+
+ format = (fd->opaque & DPAA_FD_FORMAT_MASK) >>
+ DPAA_FD_FORMAT_SHIFT;
+ if (unlikely(format == qm_fd_sg)) {
+ bufs[i] = dpaa_eth_sg_to_mbuf(fd, dpaa_intf->ifid);
+ continue;
+ }
+
+ offset = (fd->opaque & DPAA_FD_OFFSET_MASK) >>
+ DPAA_FD_OFFSET_SHIFT;
+ length = fd->opaque & DPAA_FD_LENGTH_MASK;
+
+ mbuf = bufs[i];
+ mbuf->data_off = offset;
+ mbuf->data_len = length;
+ mbuf->pkt_len = length;
+ mbuf->port = dpaa_intf->ifid;
+
+ mbuf->nb_segs = 1;
+ mbuf->ol_flags = 0;
+ mbuf->next = NULL;
+ rte_mbuf_refcnt_set(mbuf, 1);
+ dpaa_eth_packet_info(mbuf, mbuf->buf_addr);
+ }
+}
+
+void dpaa_rx_cb_prepare(struct qm_dqrr_entry *dq, void **bufs)
+{
+ struct dpaa_bp_info *bp_info = DPAA_BPID_TO_POOL_INFO(dq->fd.bpid);
+ void *ptr = rte_dpaa_mem_ptov(qm_fd_addr(&dq->fd));
+
+ /* In case of LS1046, annotation stashing is disabled due to L2 cache
+ * being bottleneck in case of multicore scanario for this platform.
+ * So we prefetch the annoation beforehand, so that it is available
+ * in cache when accessed.
+ */
+ if (dpaa_svr_family == SVR_LS1046A_FAMILY)
+ rte_prefetch0((void *)((uint8_t *)ptr + DEFAULT_RX_ICEOF));
+
+ *bufs = (struct rte_mbuf *)((char *)ptr - bp_info->meta_data_size);