RE: [Enable Designware XGMAC VLAN Stripping Feature 1/2] dt-bindings: net: snps,dwmac: Add description for rx-vlan-offload

From: Ng, Boon Khai
Date: Fri Jul 21 2023 - 12:38:43 EST


> -----Original Message-----
> From: Krzysztof Kozlowski <krzk@xxxxxxxxxx>
> Sent: Saturday, July 22, 2023 12:22 AM
> To: Ng, Boon Khai <boon.khai.ng@xxxxxxxxx>; Boon@xxxxxxxxxxxxxxxxxxxx;
> Khai@xxxxxxxxxxxxxxxxxxxx; Giuseppe Cavallaro <peppe.cavallaro@xxxxxx>;
> Alexandre Torgue <alexandre.torgue@xxxxxxxxxxx>; Jose Abreu
> <joabreu@xxxxxxxxxxxx>; David S . Miller <davem@xxxxxxxxxxxxx>; Eric
> Dumazet <edumazet@xxxxxxxxxx>; Jakub Kicinski <kuba@xxxxxxxxxx>;
> Paolo Abeni <pabeni@xxxxxxxxxx>; Maxime Coquelin
> <mcoquelin.stm32@xxxxxxxxx>; netdev@xxxxxxxxxxxxxxx; linux-stm32@st-
> md-mailman.stormreply.com; linux-arm-kernel@xxxxxxxxxxxxxxxxxxx; linux-
> kernel@xxxxxxxxxxxxxxx
> Cc: Shevchenko, Andriy <andriy.shevchenko@xxxxxxxxx>; Tham, Mun Yew
> <mun.yew.tham@xxxxxxxxx>; Swee, Leong Ching
> <leong.ching.swee@xxxxxxxxx>; G Thomas, Rohan
> <rohan.g.thomas@xxxxxxxxx>; Shevchenko Andriy
> <andriy.shevchenko@xxxxxxxxxxxxxxx>
> Subject: Re: [Enable Designware XGMAC VLAN Stripping Feature 1/2] dt-
> bindings: net: snps,dwmac: Add description for rx-vlan-offload
>
> On 21/07/2023 17:28, Ng, Boon Khai wrote:
> >> -----Original Message-----
> >> From: Krzysztof Kozlowski <krzk@xxxxxxxxxx>
> >> Sent: Friday, July 21, 2023 6:11 PM
> >> To: Boon@xxxxxxxxxxxxxxxxxxxx; Khai@xxxxxxxxxxxxxxxxxxxx; "Ng
> >> <boon.khai.ng"@intel.com; Giuseppe Cavallaro
> >> <peppe.cavallaro@xxxxxx>; Alexandre Torgue
> >> <alexandre.torgue@xxxxxxxxxxx>; Jose Abreu <joabreu@xxxxxxxxxxxx>;
> >> David S . Miller <davem@xxxxxxxxxxxxx>; Eric Dumazet
> >> <edumazet@xxxxxxxxxx>; Jakub Kicinski <kuba@xxxxxxxxxx>; Paolo
> Abeni
> >> <pabeni@xxxxxxxxxx>; Maxime Coquelin
> <mcoquelin.stm32@xxxxxxxxx>;
> >> netdev@xxxxxxxxxxxxxxx; linux-stm32@st-md- mailman.stormreply.com;
> >> linux-arm-kernel@xxxxxxxxxxxxxxxxxxx; linux- kernel@xxxxxxxxxxxxxxx
> >> Cc: Ng, Boon Khai <boon.khai.ng@xxxxxxxxx>; Shevchenko, Andriy
> >> <andriy.shevchenko@xxxxxxxxx>; Tham, Mun Yew
> >> <mun.yew.tham@xxxxxxxxx>; Swee, Leong Ching
> >> <leong.ching.swee@xxxxxxxxx>; G Thomas, Rohan
> >> <rohan.g.thomas@xxxxxxxxx>; Shevchenko Andriy
> >> <andriy.shevchenko@xxxxxxxxxxxxxxx>
> >> Subject: Re: [Enable Designware XGMAC VLAN Stripping Feature 1/2] dt-
> bindings:
> >> net: snps,dwmac: Add description for rx-vlan-offload
> >>
> >> On 21/07/2023 08:26, Boon@xxxxxxxxxxxxxxxxxxxx wrote:
> >>> From: Boon Khai Ng <boon.khai.ng@xxxxxxxxx>
> >>>
> >>> This patch is to add the dts setting for the MAC controller on
> >>> synopsys 10G Ethernet MAC which allow the 10G MAC to turn on
> >>> hardware accelerated VLAN stripping. Once the hardware accelerated
> >>> VLAN stripping is turn on, the VLAN tag will be stripped by the
> >>
> >> Subject prefix is totally bogus.
> >>
> >
> > Which part? It's a 10G Ethernet IP from Sysnopsys, in Roman character it is
> X (mean 10), so XGMAC.
> > Even the driver file I'm editing it is dw"xgmac".
>
> Everything in [].
>
> >
> >>
> >>> 10G Ethernet MAC.
> >>>
> >>> Signed-off-by: Boon Khai Ng <boon.khai.ng@xxxxxxxxx>
> >>> Reviewed-by: Shevchenko Andriy <andriy.shevchenko@xxxxxxxxxxxxxxx>
> >>
> >> Please use scripts/get_maintainers.pl to get a list of necessary
> >> people and lists to CC. It might happen, that command when run on an
> >> older kernel, gives you outdated entries. Therefore please be sure
> >> you base your patches on recent Linux kernel.
> >>
> >
> > This is based on net-next repository suggested by the get maintainer script.
> >
> > I got the latest net-next just now at the Commit-id b44693495af8 which
> > just committed yesterday.
> >
> > $ ./scripts/get_maintainer.pl --scm -f
> > drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c
>
> That's not how you run it. get_maintainers.pl should be run on patches or on
> all files, not just some selection.
>
> > Giuseppe Cavallaro <peppe.cavallaro@xxxxxx> (supporter:STMMAC
> ETHERNET
> > DRIVER) Alexandre Torgue <alexandre.torgue@xxxxxxxxxxx>
> > (supporter:STMMAC ETHERNET DRIVER) Jose Abreu
> <joabreu@xxxxxxxxxxxx>
> > (supporter:STMMAC ETHERNET DRIVER) "David S. Miller"
> > <davem@xxxxxxxxxxxxx> (maintainer:NETWORKING DRIVERS) Eric
> Dumazet
> > <edumazet@xxxxxxxxxx> (maintainer:NETWORKING DRIVERS) Jakub
> Kicinski
> > <kuba@xxxxxxxxxx> (maintainer:NETWORKING DRIVERS) Paolo Abeni
> > <pabeni@xxxxxxxxxx> (maintainer:NETWORKING DRIVERS) Maxime
> Coquelin
> > <mcoquelin.stm32@xxxxxxxxx> (maintainer:ARM/STM32 ARCHITECTURE)
> > Richard Cochran <richardcochran@xxxxxxxxx> (maintainer:PTP HARDWARE
> > CLOCK SUPPORT) netdev@xxxxxxxxxxxxxxx (open list:STMMAC ETHERNET
> > DRIVER) linux-stm32@xxxxxxxxxxxxxxxxxxxxxxxxxxxx (moderated
> > list:ARM/STM32 ARCHITECTURE) linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> > (moderated list:ARM/STM32 ARCHITECTURE) linux-kernel@xxxxxxxxxxxxxxx
> > (open list) git
> > git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git
> > git git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git
> > git git://git.kernel.org/pub/scm/linux/kernel/git/atorgue/stm32.git
> > stm32-next git
> > git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
> >
> >> You missed at least DT list (maybe more), so this won't be tested by
> >> automated tooling. Performing review on untested code might be a
> >> waste of time, thus I will skip this patch entirely till you follow
> >> the process allowing the patch to be tested.
> >>
> >
> > This is a new device bringup, thus the DT is not available yet. The
> > DTS will be upstreamed by my another colleague, unless, if I can upstream
> only my part on the setting?
>
> You are mixing now DTS and DT bindings. Sorry, we do not talk about DTS.
>
> Follow our process of submitting patches. For sure there are folks in Intel
> which can explain it to you.
>

Ah see, so you were saying I'm missing the cc list of the maintainer related to the
DT binding.

>
> Best regards,
> Krzysztof