[dpdk-stable] [dpdk-dev] [PATCH] net/ixgbe: fix ixgbevf link status

Ye Xiaolong xiaolong.ye at intel.com
Wed Dec 18 03:35:48 CET 2019


On 12/17, Lunyuan Cui wrote:
>The link status for ixgbevf is not correct when PF link up.
>IXGBE_ESDP register is only used when media type is fiber.
>
>Fixes: 1ca05831b9be ("net/ixgbe: fix link status")
>Cc: stable at dpdk.org
>
>Signed-off-by: Lunyuan Cui <lunyuanx.cui at intel.com>
>---
> drivers/net/ixgbe/ixgbe_ethdev.c | 8 +++++---
> 1 file changed, 5 insertions(+), 3 deletions(-)
>
>diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c
>index 2c6fd0f13..a3f550c53 100644
>--- a/drivers/net/ixgbe/ixgbe_ethdev.c
>+++ b/drivers/net/ixgbe/ixgbe_ethdev.c
>@@ -4155,9 +4155,11 @@ ixgbe_dev_link_update_share(struct rte_eth_dev *dev,
> 		return rte_eth_linkstatus_set(dev, &link);
> 	}
> 
>-	esdp_reg = IXGBE_READ_REG(hw, IXGBE_ESDP);
>-	if ((esdp_reg & IXGBE_ESDP_SDP3))
>-		link_up = 0;
>+	if (ixgbe_get_media_type(hw) == ixgbe_media_type_fiber) {
>+		esdp_reg = IXGBE_READ_REG(hw, IXGBE_ESDP);
>+		if ((esdp_reg & IXGBE_ESDP_SDP3))
>+			link_up = 0;
>+	}
> 
> 	if (link_up == 0) {
> 		if (ixgbe_get_media_type(hw) == ixgbe_media_type_fiber) {
>-- 
>2.17.1
>

Acked-by: Xiaolong Ye <xiaolong.ye at intel.com>

Applied to dpdk-next-net-intel, Thanks.


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