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From: Stephen Hemminger <stephen@networkplumber.org>
To: dev@dpdk.org
Cc: Stephen Hemminger <stephen@networkplumber.org>
Subject: [dpdk-dev] [RFC 14/14] enic: use _rte_eth_link_update
Date: Fri, 14 Jul 2017 11:30:27 -0700	[thread overview]
Message-ID: <20170714183027.16021-15-stephen@networkplumber.org> (raw)
In-Reply-To: <20170714183027.16021-1-stephen@networkplumber.org>

This driver was not doing atomic update of link status information.
And the return value was different than others.

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, 10 insertions(+), 11 deletions(-)

diff --git a/drivers/net/enic/enic_ethdev.c b/drivers/net/enic/enic_ethdev.c
index da8fec2d00ae..d2644ce608a5 100644
--- a/drivers/net/enic/enic_ethdev.c
+++ b/drivers/net/enic/enic_ethdev.c
@@ -418,10 +418,9 @@ 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_link_update(eth_dev, &link);
 }
 
 /*
diff --git a/drivers/net/enic/enic_main.c b/drivers/net/enic/enic_main.c
index 40dbec7fa2d5..e629ee0b3a35 100644
--- a/drivers/net/enic/enic_main.c
+++ b/drivers/net/enic/enic_main.c
@@ -409,16 +409,16 @@ 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;
+	int link_status = enic_get_link_status(enic);
 
-	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;
+	memset(&link, 0, sizeof(link));
+	link.link_status = link_status;
+	link.link_duplex = ETH_LINK_FULL_DUPLEX;
+	link.link_speed = vnic_dev_port_speed(enic->vdev);
+
+	return _rte_eth_link_update(eth_dev, &link);
 }
 
 static void
-- 
2.11.0

  parent reply	other threads:[~2017-07-14 18:30 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-07-14 18:30 [dpdk-dev] [RFC 00/14] link status API improvement and bugfixes Stephen Hemminger
2017-07-14 18:30 ` [dpdk-dev] [RFC 01/14] ethdev: add link status read/write functions Stephen Hemminger
2017-07-16 13:26   ` Andrew Rybchenko
2017-07-17 15:58     ` Stephen Hemminger
2017-07-17 16:12       ` Andrew Rybchenko
2017-07-17 16:21         ` Stephen Hemminger
2017-07-17 16:31           ` Andrew Rybchenko
2017-10-11  8:32   ` Yang, Qiming
2017-10-13 15:12     ` Stephen Hemminger
2018-01-05 14:24       ` Thomas Monjalon
2018-01-05 20:15         ` Stephen Hemminger
2017-07-14 18:30 ` [dpdk-dev] [RFC 02/14] virtio: use eth_link_read/write (and bug fix) Stephen Hemminger
2017-07-16 12:33   ` Andrew Rybchenko
2017-07-17 16:01     ` Stephen Hemminger
2017-07-17 16:14       ` [dpdk-dev] ***Spam*** " Andrew Rybchenko
2017-07-17 16:28         ` [dpdk-dev] " Stephen Hemminger
2018-01-05 15:04           ` Thomas Monjalon
2017-07-14 18:30 ` [dpdk-dev] [RFC 03/14] bnxt: use rte_link_update Stephen Hemminger
2017-07-14 18:30 ` [dpdk-dev] [RFC 04/14] vmxnet3: use rte_eth_link_update Stephen Hemminger
2017-07-14 18:30 ` [dpdk-dev] [RFC 05/14] dpaa2: " Stephen Hemminger
2017-07-14 18:30 ` [dpdk-dev] [RFC 06/14] nfp: " Stephen Hemminger
2017-07-14 18:30 ` [dpdk-dev] [RFC 07/14] e1000: " Stephen Hemminger
2017-07-14 18:30 ` [dpdk-dev] [RFC 08/14] ixgbe: " Stephen Hemminger
2017-07-14 18:30 ` [dpdk-dev] [RFC 09/14] sfc: use new rte_eth_link helpers Stephen Hemminger
2017-07-16 13:48   ` Andrew Rybchenko
2017-07-17 16:02     ` Stephen Hemminger
2017-07-17 16:19       ` Andrew Rybchenko
2017-07-14 18:30 ` [dpdk-dev] [RFC 10/14] i40e: use rte_eth_link_update (and bug fix) Stephen Hemminger
2017-07-14 18:30 ` [dpdk-dev] [RFC 11/14] liquidio: use _rte_eth_link_update Stephen Hemminger
2017-07-18 10:17   ` Shijith Thotton
2017-07-14 18:30 ` [dpdk-dev] [RFC 12/14] thunderx: " Stephen Hemminger
2017-07-14 18:30 ` [dpdk-dev] [RFC 13/14] szedata: " Stephen Hemminger
2017-07-16 12:46   ` Andrew Rybchenko
2017-07-14 18:30 ` Stephen Hemminger [this message]
2017-07-16 13:55 ` [dpdk-dev] [RFC 00/14] link status API improvement and bugfixes Andrew Rybchenko
2018-01-05 14:29 ` Thomas Monjalon
2018-01-05 20:18   ` Stephen Hemminger

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