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path: root/drivers/net/ethernet/intel/ice/ice_dcb_nl.c
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Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_dcb_nl.c')
-rw-r--r--drivers/net/ethernet/intel/ice/ice_dcb_nl.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_dcb_nl.c b/drivers/net/ethernet/intel/ice/ice_dcb_nl.c
index 299bf7edbf82..468a63f7eff9 100644
--- a/drivers/net/ethernet/intel/ice/ice_dcb_nl.c
+++ b/drivers/net/ethernet/intel/ice/ice_dcb_nl.c
@@ -159,6 +159,10 @@ static u8 ice_dcbnl_setdcbx(struct net_device *netdev, u8 mode)
struct ice_pf *pf = ice_netdev_to_pf(netdev);
struct ice_qos_cfg *qos_cfg;
+ /* if FW LLDP agent is running, DCBNL not allowed to change mode */
+ if (test_bit(ICE_FLAG_FW_LLDP_AGENT, pf->flags))
+ return ICE_DCB_NO_HW_CHG;
+
/* No support for LLD_MANAGED modes or CEE+IEEE */
if ((mode & DCB_CAP_DCBX_LLD_MANAGED) ||
((mode & DCB_CAP_DCBX_VER_IEEE) && (mode & DCB_CAP_DCBX_VER_CEE)) ||