[dpdk-dev] [PATCH 2/2] net/ice: add RSS support in AVX path

Leyi Rong leyi.rong at intel.com
Tue Oct 15 09:50:34 CEST 2019


Support 32 bits RSS in FlexMD fields in AVX path.

Signed-off-by: Leyi Rong <leyi.rong at intel.com>
---
 drivers/net/ice/ice_rxtx_vec_avx2.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/net/ice/ice_rxtx_vec_avx2.c b/drivers/net/ice/ice_rxtx_vec_avx2.c
index f32222bb4..be50677c2 100644
--- a/drivers/net/ice/ice_rxtx_vec_avx2.c
+++ b/drivers/net/ice/ice_rxtx_vec_avx2.c
@@ -191,8 +191,8 @@ _ice_recv_raw_pkts_vec_avx2(struct ice_rx_queue *rxq, struct rte_mbuf **rx_pkts,
 	const __m256i shuf_msk =
 		_mm256_set_epi8
 			(/* first descriptor */
-			 0xFF, 0xFF,
-			 0xFF, 0xFF,	/* rss not supported */
+			 15, 14,
+			 13, 12,	/* octet 12~15, 32 bits rss */
 			 11, 10,	/* octet 10~11, 16 bits vlan_macip */
 			 5, 4,		/* octet 4~5, 16 bits data_len */
 			 0xFF, 0xFF,	/* skip hi 16 bits pkt_len, zero out */
@@ -200,8 +200,8 @@ _ice_recv_raw_pkts_vec_avx2(struct ice_rx_queue *rxq, struct rte_mbuf **rx_pkts,
 			 0xFF, 0xFF,	/* pkt_type set as unknown */
 			 0xFF, 0xFF,	/*pkt_type set as unknown */
 			 /* second descriptor */
-			 0xFF, 0xFF,
-			 0xFF, 0xFF,	/* rss not supported */
+			 15, 14,
+			 13, 12,	/* octet 12~15, 32 bits rss */
 			 11, 10,	/* octet 10~11, 16 bits vlan_macip */
 			 5, 4,		/* octet 4~5, 16 bits data_len */
 			 0xFF, 0xFF,	/* skip hi 16 bits pkt_len, zero out */
-- 
2.17.1



More information about the dev mailing list