[dpdk-dev] [PATCH v16 6/8] examples/eventdev_pipeline: add new Rx RSS hash offload

pbhagavatula at marvell.com pbhagavatula at marvell.com
Wed Nov 6 20:18:00 CET 2019


From: Pavan Nikhilesh <pbhagavatula at marvell.com>

Since pipeline_generic uses `rte_mbuf::hash::rss` add the new Rx offload
flag `DEV_RX_OFFLOAD_RSS_HASH` to inform PMD to copy the RSS hash result
into the mbuf.

Signed-off-by: Pavan Nikhilesh <pbhagavatula at marvell.com>
---
 examples/eventdev_pipeline/pipeline_worker_generic.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/examples/eventdev_pipeline/pipeline_worker_generic.c b/examples/eventdev_pipeline/pipeline_worker_generic.c
index 0058ba700..42ff4eeb9 100644
--- a/examples/eventdev_pipeline/pipeline_worker_generic.c
+++ b/examples/eventdev_pipeline/pipeline_worker_generic.c
@@ -314,6 +314,9 @@ port_init(uint8_t port, struct rte_mempool *mbuf_pool)
 		port_conf.txmode.offloads |=
 			DEV_TX_OFFLOAD_MBUF_FAST_FREE;
 
+	if (dev_info.rx_offload_capa & DEV_RX_OFFLOAD_RSS_HASH)
+		port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_RSS_HASH;
+
 	rx_conf = dev_info.default_rxconf;
 	rx_conf.offloads = port_conf.rxmode.offloads;
 
-- 
2.17.1



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