linux-kernel - Re: [PATCH v5 2/8] net: stmmac: qcom-ethqos: use generic device properties

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Message-ID: <CAMRc=MexMn_GSC2EtMek5hDRLjGYA5HKM8ge9vrxw1pYDqPJgw@mail.gmail.com>
Date: Thu, 13 Nov 2025 14:18:48 +0100
From: Bartosz Golaszewski <brgl@...ev.pl>
To: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
Cc: Bjorn Andersson <andersson@...nel.org>, Konrad Dybcio <konradybcio@...nel.org>, 
	Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
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	Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Subject: Re: [PATCH v5 2/8] net: stmmac: qcom-ethqos: use generic device properties

On Fri, Nov 7, 2025 at 11:49 AM Konrad Dybcio
<konrad.dybcio@....qualcomm.com> wrote:
>
> On 11/7/25 11:29 AM, Bartosz Golaszewski wrote:
> > From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> >
> > In order to drop the dependency on CONFIG_OF, convert all device property
> > getters from OF-specific to generic device properties and stop pulling
> > in any linux/of.h symbols.
> >
> > Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> > ---
>
> [...]
>
> > -     if (of_property_read_bool(np, "snps,tso"))
> > +     if (device_property_present(dev, "snps,tso"))
>
> This is a change in behavior - "snps,tso = <0>" would have previously
> returned false, it now returns true
>

This property is a boolean flag, it cannot have a value.

Bartosz

> although it seems like it's the plat driver clunkily working around
> not including the common compatible and inlining parts of the common
> probe functions..
>
> Konrad
>