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Message-ID: <CAMRc=Mf4YvHVparOOPjDAVeMs5Oby4tjkaVYt4hoqLP4rKKbmg@mail.gmail.com>
Date: Tue, 12 Sep 2023 12:09:23 +0200
From: Bartosz Golaszewski <brgl@...ev.pl>
To: Baolin Wang <baolin.wang@...ux.alibaba.com>
Cc: Linus Walleij <linus.walleij@...aro.org>,
Andy Shevchenko <andy@...nel.org>,
Orson Zhai <orsonzhai@...il.com>,
Chunyan Zhang <zhang.lyra@...il.com>,
linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org,
Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Subject: Re: [RFT PATCH 3/3] gpio: eic-sprd: use devm_platform_ioremap_resource()
On Tue, Sep 12, 2023 at 12:05 PM Baolin Wang
<baolin.wang@...ux.alibaba.com> wrote:
>
>
>
> On 9/12/2023 5:45 PM, Bartosz Golaszewski wrote:
> > From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> >
> > Make two calls into one by using devm_platform_ioremap_resource().
> >
> > Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
>
> Please don't do this. See the previous commit:
> 4ed7d7dd4890bb8120a3e77c16191a695fdfcc5a ("Revert "gpio: eic-sprd: Use
> devm_platform_ioremap_resource()"")
>
Ah, I see. Dropped. Could use a comment describing the problem though.
Bart
> > ---
> > drivers/gpio/gpio-eic-sprd.c | 7 +------
> > 1 file changed, 1 insertion(+), 6 deletions(-)
> >
> > diff --git a/drivers/gpio/gpio-eic-sprd.c b/drivers/gpio/gpio-eic-sprd.c
> > index be7f2fa5aa7b..1e548e4e4cb8 100644
> > --- a/drivers/gpio/gpio-eic-sprd.c
> > +++ b/drivers/gpio/gpio-eic-sprd.c
> > @@ -594,7 +594,6 @@ static int sprd_eic_probe(struct platform_device *pdev)
> > struct device *dev = &pdev->dev;
> > struct gpio_irq_chip *irq;
> > struct sprd_eic *sprd_eic;
> > - struct resource *res;
> > int ret, i;
> >
> > pdata = of_device_get_match_data(dev);
> > @@ -621,11 +620,7 @@ static int sprd_eic_probe(struct platform_device *pdev)
> > * have one bank EIC, thus base[1] and base[2] can be
> > * optional.
> > */
> > - res = platform_get_resource(pdev, IORESOURCE_MEM, i);
> > - if (!res)
> > - break;
> > -
> > - sprd_eic->base[i] = devm_ioremap_resource(dev, res);
> > + sprd_eic->base[i] = devm_platform_ioremap_resource(pdev, i);
> > if (IS_ERR(sprd_eic->base[i]))
> > return PTR_ERR(sprd_eic->base[i]);
> > }
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