[dpdk-dev] [PATCH 1/3] net/octeontx2: handle link status when device stopped

[skoteshwar at marvell.com]

From: Satha Rao <skoteshwar at marvell.com>

Set link status to down and don't fetch link status from kernel
when device in stopped state.

Signed-off-by: Satha Rao <skoteshwar at marvell.com>
---
 drivers/net/octeontx2/otx2_ethdev.c | 5 +++++
 drivers/net/octeontx2/otx2_link.c   | 2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/drivers/net/octeontx2/otx2_ethdev.c b/drivers/net/octeontx2/otx2_ethdev.c
index 84225f4..ac53d8c 100644
--- a/drivers/net/octeontx2/otx2_ethdev.c
+++ b/drivers/net/octeontx2/otx2_ethdev.c
@@ -2171,6 +2171,7 @@
 	struct otx2_eth_dev *dev = otx2_eth_pmd_priv(eth_dev);
 	struct rte_mbuf *rx_pkts[32];
 	struct otx2_eth_rxq *rxq;
+	struct rte_eth_link link;
 	int count, i, j, rc;
 
 	nix_lf_switch_header_type_enable(dev, false);
@@ -2196,6 +2197,10 @@
 	for (i = 0; i < eth_dev->data->nb_tx_queues; i++)
 		otx2_nix_tx_queue_stop(eth_dev, i);
 
+	/* Bring down link status internally */
+	memset(&link, 0, sizeof(link));
+	rte_eth_linkstatus_set(eth_dev, &link);
+
 	return 0;
 }
 
diff --git a/drivers/net/octeontx2/otx2_link.c b/drivers/net/octeontx2/otx2_link.c
index 5378e5c..81dd624 100644
--- a/drivers/net/octeontx2/otx2_link.c
+++ b/drivers/net/octeontx2/otx2_link.c
@@ -148,7 +148,7 @@
 	RTE_SET_USED(wait_to_complete);
 	memset(&link, 0, sizeof(struct rte_eth_link));
 
-	if (otx2_dev_is_sdp(dev))
+	if (!eth_dev->data->dev_started || otx2_dev_is_sdp(dev))
 		return 0;
 
 	if (otx2_dev_is_lbk(dev))
-- 
1.8.3.1