[dpdk-dev,v2,15/15] enic: use _rte_eth_linkstatus_set

Message ID 20180106010656.9167-16-stephen@networkplumber.org (mailing list archive)
State Superseded, archived
Delegated to: Ferruh Yigit
Headers

Checks

Context Check Description
ci/checkpatch success coding style OK

Commit Message

Stephen Hemminger Jan. 6, 2018, 1:06 a.m. UTC
  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>
---
 drivers/net/enic/enic_ethdev.c |  5 ++---
 drivers/net/enic/enic_main.c   | 16 +++++++---------
 2 files changed, 9 insertions(+), 12 deletions(-)
  

Patch

diff --git a/drivers/net/enic/enic_ethdev.c b/drivers/net/enic/enic_ethdev.c
index 669dbf3363fd..fbeb9955d722 100644
--- a/drivers/net/enic/enic_ethdev.c
+++ b/drivers/net/enic/enic_ethdev.c
@@ -446,10 +446,9 @@  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 8af0ccd3cdcf..f6238d4373a8 100644
--- a/drivers/net/enic/enic_main.c
+++ b/drivers/net/enic/enic_main.c
@@ -413,16 +413,14 @@  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;
+	return _rte_eth_linkstatus_set(eth_dev, &link);
 }
 
 static void