linux-kernel - Re: [PATCH v3 2/2] iio: adc: mcp3911: add support for the whole MCP39xx family

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Message-ID: <ZNJCdRc5rXGEBVrY@smile.fi.intel.com>
Date:   Tue, 8 Aug 2023 16:26:13 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Marcus Folkesson <marcus.folkesson@...il.com>
Cc:     Kent Gustavsson <kent@...oris.se>,
        Jonathan Cameron <jic23@...nel.org>,
        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 v3 2/2] iio: adc: mcp3911: add support for the whole
 MCP39xx family

On Tue, Aug 08, 2023 at 09:22:24AM +0200, Marcus Folkesson wrote:
> On Mon, Aug 07, 2023 at 06:53:21PM +0300, Andy Shevchenko wrote:
> > On Mon, Aug 07, 2023 at 09:18:31AM +0200, Marcus Folkesson wrote:

...

> > > -	ret = mcp3911_config(adc);
> > > +	ret = device_property_read_u32(&adc->spi->dev, "microchip,device-addr", &adc->dev_addr);
> > 
> > Why not spi->dev? Ditto for other uses like this.
> 
> After all, I think it is better to stick sith adc->spi-dev to be
> consistent with the rest of the probe function. Change to spi->dev
> should probably be a seperate patch.
> Do you agree?

Make sure you first switch to use shorter form and then add this one.
In that case I agree.

-- 
With Best Regards,
Andy Shevchenko