linux-kernel - Re: [PATCH v1 2/2] iio: adc: npcm: Add NPCM8XX support

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Message-ID: <CAP6Zq1j_-w0n9WTUG99UVTJwsyqY0Zcs294wmA7LuWdiF4KYMA@mail.gmail.com>
Date:   Tue, 12 Jul 2022 10:59:44 +0300
From:   Tomer Maimon <tmaimon77@...il.com>
To:     Andy Shevchenko <andy.shevchenko@...il.com>
Cc:     Avi Fishman <avifishman70@...il.com>,
        Tali Perry <tali.perry1@...il.com>,
        Joel Stanley <joel@....id.au>,
        Patrick Venture <venture@...gle.com>,
        Nancy Yuen <yuenn@...gle.com>,
        Benjamin Fair <benjaminfair@...gle.com>,
        Jonathan Cameron <jic23@...nel.org>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Jonathan Neuschäfer <j.neuschaefer@....net>,
        zhengbin13@...wei.com, OpenBMC Maillist <openbmc@...ts.ozlabs.org>,
        linux-iio <linux-iio@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        devicetree <devicetree@...r.kernel.org>
Subject: Re: [PATCH v1 2/2] iio: adc: npcm: Add NPCM8XX support

Hi Andy,

Thanks for your comments, they will be addressed next version.

On Mon, 11 Jul 2022 at 17:16, Andy Shevchenko <andy.shevchenko@...il.com> wrote:
>
> On Mon, Jul 11, 2022 at 4:14 PM Andy Shevchenko
> <andy.shevchenko@...il.com> wrote:
> > On Mon, Jul 11, 2022 at 3:59 PM Tomer Maimon <tmaimon77@...il.com> wrote:
>
> ...
>
> > >         struct device *dev = &pdev->dev;
> > > +       const struct of_device_id *match;
>
> > > +       match = of_match_node(npcm_adc_match, pdev->dev.of_node);
> > > +       if (!match || !match->data) {
> > > +               dev_err(dev, "Failed getting npcm_adc_data\n");
> > > +               return -ENODEV;
> > > +       }
> > >
> > > +       info->data = (struct npcm_adc_info *)match->data;
> >
> > Instead of above
> >
> >   info->data = device_get_match_data(dev);
> >   if (!info->data)
>
>
> >     return -ENODEV;
>
> Or
>
>   return dev_err_probe(dev, -EINVAL, "...\n");
>
> if you want that message to be issued.
>
>
> --
> With Best Regards,
> Andy Shevchenko

Best regards,

Tomer