Commit e17090eb authored by Tan Tee Min's avatar Tan Tee Min Committed by Tony Nguyen
Browse files

igc: allow BaseTime 0 enrollment for Qbv 



Introduce qbv_enable flag in igc_adapter struct to store the Qbv on/off.
So this allow the BaseTime to enroll with zero value.

Fixes: 61572d5f ("igc: Simplify TSN flags handling")
Signed-off-by: default avatarMuhammad Husaini Zulkifli <muhammad.husaini.zulkifli@intel.com>
Signed-off-by: default avatarTan Tee Min <tee.min.tan@linux.intel.com>
Tested-by: default avatarNaama Meir <naamax.meir@linux.intel.com>
Signed-off-by: default avatarTony Nguyen <anthony.l.nguyen@intel.com>
parent 3b61764f

drivers/net/ethernet/intel/igc/igc.h

+1 −0
Original line number Diff line number Diff line
@@ -184,6 +184,7 @@ struct igc_adapter { 


	ktime_t base_time;

	ktime_t cycle_time;

	bool qbv_enable;



	/* OS defined structs */

	struct pci_dev *pdev;

drivers/net/ethernet/intel/igc/igc_main.c

+2 −0
Original line number Diff line number Diff line
@@ -6044,6 +6044,8 @@ static int igc_save_qbv_schedule(struct igc_adapter *adapter, 
	u32 start_time = 0, end_time = 0;

	size_t n;



	adapter->qbv_enable = qopt->enable;



	if (!qopt->enable)

		return igc_tsn_clear_schedule(adapter);

drivers/net/ethernet/intel/igc/igc_tsn.c

+1 −1
Original line number Diff line number Diff line
@@ -36,7 +36,7 @@ static unsigned int igc_tsn_new_flags(struct igc_adapter *adapter) 
{

	unsigned int new_flags = adapter->flags & ~IGC_FLAG_TSN_ANY_ENABLED;



	if (adapter->base_time)

	if (adapter->qbv_enable)

		new_flags |= IGC_FLAG_TSN_QBV_ENABLED;



	if (is_any_launchtime(adapter))