| Message ID | 20210709234017.22817-1-muhammad.husaini.zulkifli@intel.com |
|---|---|
| State | Accepted |
| Delegated to: | Anthony Nguyen |
| Headers | show |
| Series | [v1] igc: Set QBVCYCLET_S to 0 for TSN Basic Scheduling | expand |
On 7/10/2021 02:40, Muhammad Husaini Zulkifli wrote: > According to datasheet section 8.12.19, when there's no TSN offloading > Shadow_QbvCycle bit[29:0] must be set to zero for basic scheduling. > > Signed-off-by: Muhammad Husaini Zulkifli <muhammad.husaini.zulkifli@intel.com> > --- > drivers/net/ethernet/intel/igc/igc_tsn.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > Tested-by: Dvora Fuxbrumer <dvorax.fuxbrumer@linux.intel.com>
diff --git a/drivers/net/ethernet/intel/igc/igc_tsn.c b/drivers/net/ethernet/intel/igc/igc_tsn.c index 174103c4bea6..4dbbb8a32ce9 100644 --- a/drivers/net/ethernet/intel/igc/igc_tsn.c +++ b/drivers/net/ethernet/intel/igc/igc_tsn.c @@ -52,7 +52,7 @@ static int igc_tsn_disable_offload(struct igc_adapter *adapter) wr32(IGC_ENDQT(i), NSEC_PER_SEC); } - wr32(IGC_QBVCYCLET_S, NSEC_PER_SEC); + wr32(IGC_QBVCYCLET_S, 0); wr32(IGC_QBVCYCLET, NSEC_PER_SEC); adapter->flags &= ~IGC_FLAG_TSN_QBV_ENABLED;
According to datasheet section 8.12.19, when there's no TSN offloading Shadow_QbvCycle bit[29:0] must be set to zero for basic scheduling. Signed-off-by: Muhammad Husaini Zulkifli <muhammad.husaini.zulkifli@intel.com> --- drivers/net/ethernet/intel/igc/igc_tsn.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)