linux-kernel - Re: [PATCH] ASoC: Use of_property_present() for testing DT property presence

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Date:   Fri, 10 Mar 2023 15:31:49 +0000
From:   Mark Brown <broonie@...nel.org>
To:     Rob Herring <robh@...nel.org>
Cc:     Amadeusz Sławiński 
        <amadeuszx.slawinski@...ux.intel.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>, Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Sylwester Nawrocki <s.nawrocki@...sung.com>,
        Olivier Moysan <olivier.moysan@...s.st.com>,
        Arnaud Pouliquen <arnaud.pouliquen@...s.st.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        devicetree@...r.kernel.org, alsa-devel@...a-project.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-tegra@...r.kernel.org
Subject: Re: [PATCH] ASoC: Use of_property_present() for testing DT property
 presence

On Fri, Mar 10, 2023 at 09:14:08AM -0600, Rob Herring wrote:
> On Fri, Mar 10, 2023 at 9:01 AM Amadeusz Sławiński
> > On 3/10/2023 3:47 PM, Rob Herring wrote:

> > > -             if (of_get_property(ep,   "reg", NULL))
> > > +             if (of_property_present(ep,   "reg"))

> > Bit of nit picking, but any reason, why there are multiple spaces,
> > before "reg" here?

> Only because there was before and it was a scripted change.

Yeah, I don't think there's any reason for that - perhaps at some
point it caused the code to line up?

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