linux-kernel - Re: [PATCH v6 31/52] memory: tegra20-emc: Use devm_platform_ioremap

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Message-ID: <CAJKOXPeEKuYAbUh-YfXfDWamW_o6ejynq18vYNHsJ2gezpFYhw@mail.gmail.com>
Date:   Tue, 27 Oct 2020 14:57:19 +0100
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     Thierry Reding <thierry.reding@...il.com>
Cc:     Dmitry Osipenko <digetx@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Georgi Djakov <georgi.djakov@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Peter De Schrijver <pdeschrijver@...dia.com>,
        MyungJoo Ham <myungjoo.ham@...sung.com>,
        Kyungmin Park <kyungmin.park@...sung.com>,
        Chanwoo Choi <cw00.choi@...sung.com>,
        Mikko Perttunen <cyndis@...si.fi>,
        Viresh Kumar <vireshk@...nel.org>,
        Peter Geis <pgwipeout@...il.com>,
        Nicolas Chauvet <kwizart@...il.com>,
        linux-tegra@...r.kernel.org, linux-pm@...r.kernel.org,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org
Subject: Re: [PATCH v6 31/52] memory: tegra20-emc: Use devm_platform_ioremap_resource()

On Tue, 27 Oct 2020 at 14:50, Thierry Reding <thierry.reding@...il.com> wrote:
>
> On Mon, Oct 26, 2020 at 01:17:14AM +0300, Dmitry Osipenko wrote:
> > Use devm_platform_ioremap_resource() helper which makes code a bit
> > cleaner.
> >
> > Signed-off-by: Dmitry Osipenko <digetx@...il.com>
> > ---
> >  drivers/memory/tegra/tegra20-emc.c | 4 +---
> >  1 file changed, 1 insertion(+), 3 deletions(-)
>
> I'm not a fan of this helper, to be honest, because I think all the
> churn that we've seen with the conversions isn't really worth the 1 or 2
> lines that it saves, but hey, looks like this is pretty broadly
> accepted, so if Krzysztof likes it:
>
> Acked-by: Thierry Reding <treding@...dia.com>

Such changes indeed do not bring much but still less local variables
and -1 line. I am fine with them. They also save one error msg from
devm_ioremap_resource() in case of platform_get_resource() failure.

Best regards,
Krzysztof