patches for DPDK stable branches
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* [dpdk-stable] [PATCH] net/igc: fix Rx RSS hash offload capabilities
@ 2021-03-25  1:51 Alvin Zhang
  2021-03-25  2:52 ` Wang, Haiyue
  0 siblings, 1 reply; 3+ messages in thread
From: Alvin Zhang @ 2021-03-25  1:51 UTC (permalink / raw)
  To: jia.guo, haiyue.wang; +Cc: dev, Alvin Zhang, stable

Add DEV_RX_OFFLOAD_RSS_HASH flag to the PMD's Rx offload capabilities
for it supports RSS hash delivery.

Fixes: 4f09bc55ac3d ("net/igc: implement device base operations")
Cc: stable@dpdk.org

Signed-off-by: Alvin Zhang <alvinx.zhang@intel.com>
---
 drivers/net/igc/igc_ethdev.c | 3 +++
 drivers/net/igc/igc_ethdev.h | 3 ++-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/net/igc/igc_ethdev.c b/drivers/net/igc/igc_ethdev.c
index 0ea6e2a..94c8e50 100644
--- a/drivers/net/igc/igc_ethdev.c
+++ b/drivers/net/igc/igc_ethdev.c
@@ -341,6 +341,9 @@ static int eth_igc_vlan_tpid_set(struct rte_eth_dev *dev,
 
 	PMD_INIT_FUNC_TRACE();
 
+	if (dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG)
+		dev->data->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_RSS_HASH;
+
 	ret  = igc_check_mq_mode(dev);
 	if (ret != 0)
 		return ret;
diff --git a/drivers/net/igc/igc_ethdev.h b/drivers/net/igc/igc_ethdev.h
index a09debf..6f658a0 100644
--- a/drivers/net/igc/igc_ethdev.h
+++ b/drivers/net/igc/igc_ethdev.h
@@ -67,7 +67,8 @@
 	DEV_RX_OFFLOAD_SCTP_CKSUM  | \
 	DEV_RX_OFFLOAD_JUMBO_FRAME | \
 	DEV_RX_OFFLOAD_KEEP_CRC    | \
-	DEV_RX_OFFLOAD_SCATTER)
+	DEV_RX_OFFLOAD_SCATTER     | \
+	DEV_RX_OFFLOAD_RSS_HASH)
 
 #define IGC_TX_OFFLOAD_ALL	(    \
 	DEV_TX_OFFLOAD_VLAN_INSERT | \
-- 
1.8.3.1


^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2021-03-25  8:17 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2021-03-25  1:51 [dpdk-stable] [PATCH] net/igc: fix Rx RSS hash offload capabilities Alvin Zhang
2021-03-25  2:52 ` Wang, Haiyue
2021-03-25  8:17   ` Zhang, Qi Z

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