[dpdk-stable] [PATCH] net/ixgbe: fix ixgbevf link status
Lunyuan Cui
lunyuanx.cui at intel.com
Tue Dec 17 07:12:03 CET 2019
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
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