On Fri Feb 21 2025, Abdul Rahim, Faizal wrote:
> On 17/2/2025 7:45 pm, Kurt Kanzenbach wrote:
>> The current MQPRIO offload implementation uses the legacy TSN Tx mode. In
>> this mode the hardware uses four packet buffers and considers queue
>> priorities.
>> 
>> In order to harmonize the TAPRIO implementation with MQPRIO switch to the
> Missed "," ?
> In order to harmonize the TAPRIO implementation with MQPRIO, switch to the

Ok.

>
>> diff --git a/drivers/net/ethernet/intel/igc/igc_tsn.c 
>> b/drivers/net/ethernet/intel/igc/igc_tsn.c
>> index 
>> 1e44374ca1ffbb86e9893266c590f318984ef574..6e4582de9602db2c6667f1736cc2acaa4d4b5201
>>  100644
>> --- a/drivers/net/ethernet/intel/igc/igc_tsn.c
>> +++ b/drivers/net/ethernet/intel/igc/igc_tsn.c
>> @@ -47,7 +47,7 @@ static unsigned int igc_tsn_new_flags(struct igc_adapter 
>> *adapter)
>>              new_flags |= IGC_FLAG_TSN_QAV_ENABLED;
>>   
>>      if (adapter->strict_priority_enable)
>> -            new_flags |= IGC_FLAG_TSN_LEGACY_ENABLED;
>> +            new_flags |= IGC_FLAG_TSN_QBV_ENABLED;
>>   
>>      return new_flags;
>>   }
>
> IGC_FLAG_TSN_QBV_ENABLED is set multiple times in different lines:
>
>       if (adapter->taprio_offload_enable)
>               new_flags |= IGC_FLAG_TSN_QBV_ENABLED;
>
>       if (is_any_launchtime(adapter))
>               new_flags |= IGC_FLAG_TSN_QBV_ENABLED;
>
>       if (is_cbs_enabled(adapter))
>               new_flags |= IGC_FLAG_TSN_QAV_ENABLED;
>
>       if (adapter->strict_priority_enable)
>               new_flags |= IGC_FLAG_TSN_QBV_ENABLED;
>
>       return new_flags;
> }
>
> We can combine the conditions to simplify:
>       if (adapter->taprio_offload_enable ||
>              is_any_launchtime(adapter) ||
>              adapter->strict_priority_enable)
>               new_flags |= IGC_FLAG_TSN_QBV_ENABLED;

Sure.

Should I send a v2 or do you want to carry this patch in your next fpe
series?

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