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Message-ID: <ZNTptMeRFAga34wd@smile.fi.intel.com>
Date: Thu, 10 Aug 2023 16:44:20 +0300
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc: Jonathan Cameron <jic23@...nel.org>,
Marcus Folkesson <marcus.folkesson@...il.com>,
Kent Gustavsson <kent@...oris.se>,
Lars-Peter Clausen <lars@...afoo.de>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>,
Cosmin Tanislav <demonsingur@...il.com>,
Arnd Bergmann <arnd@...db.de>,
ChiYuan Huang <cy_huang@...htek.com>,
Haibo Chen <haibo.chen@....com>,
Ramona Bolboaca <ramona.bolboaca@...log.com>,
Ibrahim Tilki <Ibrahim.Tilki@...log.com>,
ChiaEn Wu <chiaen_wu@...htek.com>,
William Breathitt Gray <william.gray@...aro.org>,
linux-iio@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 4/4] iio: adc: mcp3911: add support for the whole
MCP39xx family
On Wed, Aug 09, 2023 at 08:14:54PM +0200, Krzysztof Kozlowski wrote:
> On 09/08/2023 20:02, Jonathan Cameron wrote:
> > On Wed, 9 Aug 2023 08:41:05 +0200
> > Marcus Folkesson <marcus.folkesson@...il.com> wrote:
...
> >>> Inconsistent macro implementation, i.e. you need to use (x).
> >>
> >> Sorry, I do not get you
In other macros you avoid ambiguity of the parameter, so they can be evaluated
properly, and not here.
...
> >>>> + if (device_property_read_bool(&adc->spi->dev, "microchip,data-ready-hiz"))
(1)
> >>> This also becomes shorter.
> >>>
> >>> One trick to make it even shorter:
> >>>
> >>> if (device_property_present(dev, "microchip,data-ready-hiz"))
> >>
> >> Thank you, I wasn't aware of device_property_present().
> >
> > I know the read_bool function is direct equivalent of this but where a property
> > is a flag, it feels more natural to me to check it with that one.
> > read_present() feels more appropriate for where you want to know a more
> > complex property is present.
> >
> > Doesn't matter that much either way however so up to you.
>
> For the OF, of_property_read_bool() is indeed preferred. Is there
> device-xxx() equivalent?
See (1) above ?
--
With Best Regards,
Andy Shevchenko
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