[dpdk-dev] [PATCH v7 15/15] net/enic: use rte_eth_linkstatus_set

[Stephen Hemminger <stephen@networkplumber.org>]

This driver was not doing atomic update of link status information.
And the return value was different than others.
The hardware also does not do autonegotiation (at least on Linux).

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>

---
 drivers/net/enic/enic_ethdev.c |  5 ++---
 drivers/net/enic/enic_main.c   | 17 ++++++++---------
 2 files changed, 10 insertions(+), 12 deletions(-)

diff --git a/drivers/net/enic/enic_ethdev.c b/drivers/net/enic/enic_ethdev.c
index e1ff9dcbd713..7d10b70a341a 100644
--- a/drivers/net/enic/enic_ethdev.c
+++ b/drivers/net/enic/enic_ethdev.c
@@ -426,10 +426,9 @@ static void enicpmd_dev_stop(struct rte_eth_dev *eth_dev)
 
 	ENICPMD_FUNC_TRACE();
 	enic_disable(enic);
+
 	memset(&link, 0, sizeof(link));
-	rte_atomic64_cmpset((uint64_t *)&eth_dev->data->dev_link,
-		*(uint64_t *)&eth_dev->data->dev_link,
-		*(uint64_t *)&link);
+	rte_eth_linkstatus_set(eth_dev, &link);
 }
 
 /*
diff --git a/drivers/net/enic/enic_main.c b/drivers/net/enic/enic_main.c
index 9274defd998e..7e64706d5623 100644
--- a/drivers/net/enic/enic_main.c
+++ b/drivers/net/enic/enic_main.c
@@ -379,16 +379,15 @@ enic_free_consistent(void *priv,
 int enic_link_update(struct enic *enic)
 {
 	struct rte_eth_dev *eth_dev = enic->rte_dev;
-	int ret;
-	int link_status = 0;
+	struct rte_eth_link link = {
+		.link_status = enic_get_link_status(enic),
+		.link_duplex = ETH_LINK_FULL_DUPLEX,
+		.link_speed = vnic_dev_port_speed(enic->vdev),
+		.link_autoneg = ETH_LINK_FIXED,
+	};
 
-	link_status = enic_get_link_status(enic);
-	ret = (link_status == enic->link_status);
-	enic->link_status = link_status;
-	eth_dev->data->dev_link.link_status = link_status;
-	eth_dev->data->dev_link.link_duplex = ETH_LINK_FULL_DUPLEX;
-	eth_dev->data->dev_link.link_speed = vnic_dev_port_speed(enic->vdev);
-	return ret;
+	rte_eth_linkstatus_set(eth_dev, &link);
+	return 0;
 }
 
 static void
-- 
2.15.1