Re: [PATCH 29/42] drivers: gpio: sprd: use devm_platform_ioremap_resource()

From: Baolin Wang
Date: Tue Apr 02 2019 - 05:20:40 EST


On Tue, 2 Apr 2019 at 17:19, Linus Walleij <linus.walleij@xxxxxxxxxx> wrote:
>
> On Tue, Apr 2, 2019 at 4:10 PM Baolin Wang <baolin.wang@xxxxxxxxxx> wrote:
> > On Tue, 2 Apr 2019 at 17:04, Linus Walleij <linus.walleij@xxxxxxxxxx> wrote:
> > >
> > > On Tue, Mar 12, 2019 at 1:57 AM Enrico Weigelt, metux IT consult
> > > <info@xxxxxxxxx> wrote:
> > >
> > > > Use the new helper that wraps the calls to platform_get_resource()
> > > > and devm_ioremap_resource() together.
> > > >
> > > > Signed-off-by: Enrico Weigelt, metux IT consult <info@xxxxxxxxx>
> > >
> > > Patch applied with Baolin's ACK.
> >
> > This patch had some problems which I've pointed out and I did not ack
> > this patch. Please do not apply it now until fixing the problem.
>
> Sorry, it's the gmail threading that confuse the different patches.
>
> The patch I actually applied is for gpio-sprd.c and looks like this:

Yes, this one is correct. Thanks :)

>
> commit 851f66daeab961328507dcce0980cd7e4ff5f9ae (HEAD -> devel)
> Author: Enrico Weigelt, metux IT consult <info@xxxxxxxxx>
> Date: Mon Mar 11 19:55:08 2019 +0100
>
> drivers: gpio: sprd: use devm_platform_ioremap_resource()
>
> Use the new helper that wraps the calls to platform_get_resource()
> and devm_ioremap_resource() together.
>
> Signed-off-by: Enrico Weigelt, metux IT consult <info@xxxxxxxxx>
> Reviewed-by: Baolin Wang <baolin.wang@xxxxxxxxxx>
> Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
>
> diff --git a/drivers/gpio/gpio-sprd.c b/drivers/gpio/gpio-sprd.c
> index 55072d2b367f..f5c8b3a351d5 100644
> --- a/drivers/gpio/gpio-sprd.c
> +++ b/drivers/gpio/gpio-sprd.c
> @@ -219,7 +219,6 @@ static int sprd_gpio_probe(struct platform_device *pdev)
> {
> struct gpio_irq_chip *irq;
> struct sprd_gpio *sprd_gpio;
> - struct resource *res;
> int ret;
>
> sprd_gpio = devm_kzalloc(&pdev->dev, sizeof(*sprd_gpio), GFP_KERNEL);
> @@ -232,8 +231,7 @@ static int sprd_gpio_probe(struct platform_device *pdev)
> return sprd_gpio->irq;
> }
>
> - res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> - sprd_gpio->base = devm_ioremap_resource(&pdev->dev, res);
> + sprd_gpio->base = devm_platform_ioremap_resource(pdev, 0);
> if (IS_ERR(sprd_gpio->base))
> return PTR_ERR(sprd_gpio->base);
>
> Yours,
> Linus Walleij



--
Baolin Wang
Best Regards