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Diffstat (limited to 'drivers/net/ethernet/intel/igc')
-rw-r--r--drivers/net/ethernet/intel/igc/igc_main.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c
index d160da49b0d2..5b06765a35e9 100644
--- a/drivers/net/ethernet/intel/igc/igc_main.c
+++ b/drivers/net/ethernet/intel/igc/igc_main.c
@@ -6486,6 +6486,10 @@ static int igc_save_qbv_schedule(struct igc_adapter *adapter,
if (!validate_schedule(adapter, qopt))
return -EINVAL;
+ /* preemptible isn't supported yet */
+ if (qopt->mqprio.preemptible_tcs)
+ return -EOPNOTSUPP;
+
igc_ptp_read(adapter, &now);
if (igc_tsn_is_taprio_activated_by_user(adapter) &&