Re: [PATCH net] net: stmmac: Fix E2E delay mechanism

["Nazle Asmade, Muhammad Nazim Amirul" <muhammad.nazim.amirul.nazle.asmade@altera.com>]

On 27/7/2026 11:29 pm, Jakub Raczynski wrote:
> [You don't often get email from j.raczynski@samsung.com. Learn why this is important at https://aka.ms/LearnAboutSenderIdentification ]
> 
> On Sun, Jul 26, 2026 at 07:25:24PM -0700, muhammad.nazim.amirul.nazle.asmade@altera.com wrote:
>> From: Nazim Amirul <muhammad.nazim.amirul.nazle.asmade@altera.com>
>>
>> diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
>> index 2a0d7eff88d3..24d8c6e9f1df 100644
>> --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
>> +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
>> @@ -755,7 +755,8 @@ static int stmmac_hwtstamp_set(struct net_device *dev,
>>                        config->rx_filter = HWTSTAMP_FILTER_PTP_V2_EVENT;
>>                        ptp_v2 = PTP_TCR_TSVER2ENA;
>>                        snap_type_sel = PTP_TCR_SNAPTYPSEL_1;
>> -                     if (priv->synopsys_id < DWMAC_CORE_4_10)
>> +                     if (priv->synopsys_id < DWMAC_CORE_3_70 &&
>> +                         !priv->plat->has_xgmac)
> 
> This change does not compile, as has_xgmac no longer exists
> since 26ab9830beabd. Please check patchwork for more details.
> 
> But on my test kernel 6.18 from a while ago where E2E is broken,
> it fixes the issue.
> So Tested-by me but not really.
> 
> BR
> Jakub Raczynski
> 
> 
Thanks Jakub!

Let me fix it and repost with v2.

BR,
Nazim