From: Nipun Gupta <nipun.gu...@nxp.com>
In case of LX2 we get parse result summary in FD. We do not need to
prefetch and read the annotation to fetch the parse results.
Signed-off-by: Nipun Gupta <nipun.gu...@nxp.com>
---
drivers/net/dpaa2/dpaa2_rxtx.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/net/dpaa2/dpaa2_rxtx.c b/drivers/net/dpaa2/dpaa2_rxtx.c
index 89cfd2929..953fed2ad 100644
--- a/drivers/net/dpaa2/dpaa2_rxtx.c
+++ b/drivers/net/dpaa2/dpaa2_rxtx.c
@@ -554,10 +554,12 @@ dpaa2_dev_prefetch_rx(void *queue, struct rte_mbuf
**bufs, uint16_t nb_pkts)
}
fd = qbman_result_DQ_fd(dq_storage);
- next_fd = qbman_result_DQ_fd(dq_storage + 1);
- /* Prefetch Annotation address for the parse results */
- rte_prefetch0((void *)(size_t)(DPAA2_GET_FD_ADDR(next_fd)
- + DPAA2_FD_PTA_SIZE + 16));
+ if (dpaa2_svr_family != SVR_LX2160A) {
+ next_fd = qbman_result_DQ_fd(dq_storage + 1);
+ /* Prefetch Annotation address for the parse results */
+ rte_prefetch0((void *)(size_t)(DPAA2_GET_FD_ADDR(
+ next_fd) + DPAA2_FD_PTA_SIZE + 16));
+ }
if (unlikely(DPAA2_FD_GET_FORMAT(fd) == qbman_fd_sg))
bufs[num_rx] = eth_sg_fd_to_mbuf(fd);
--
2.17.1
