Since preemptible tc implementation is not ready yet, block it from being set in taprio. The existing code already blocks it in mqprio. Signed-off-by: Faizal Rahim <faizal.abdul.rahim@xxxxxxxxxxxxxxx> --- drivers/net/ethernet/intel/igc/igc_main.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c index 5a6648a12a53..e6a398dbf09b 100644 --- a/drivers/net/ethernet/intel/igc/igc_main.c +++ b/drivers/net/ethernet/intel/igc/igc_main.c @@ -6408,6 +6408,10 @@ 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) && -- 2.34.1
