linux-kernel - Re: [PATCH 12/42] drivers: gpio: grgpio: use devm_platform_ioremap

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Date:   Tue, 12 Mar 2019 12:23:58 +0100
From:   Thierry Reding <thierry.reding@...il.com>
To:     "Enrico Weigelt, metux IT consult" <info@...ux.net>
Cc:     linux-kernel@...r.kernel.org, linus.walleij@...aro.org,
        bgolaszewski@...libre.com, andrew@...id.au, f.fainelli@...il.com,
        sbranden@...adcom.com, bcm-kernel-feedback-list@...adcom.com,
        hoan@...amperecomputing.com, orsonzhai@...il.com,
        baolin.wang@...aro.org, zhang.lyra@...il.com,
        keguang.zhang@...il.com, vz@...ia.com, matthias.bgg@...il.com,
        grygorii.strashko@...com, ssantosh@...nel.org, khilman@...nel.org,
        robert.jarzmik@...e.fr, yamada.masahiro@...ionext.com,
        jun.nie@...aro.org, shawnguo@...nel.org,
        linux-gpio@...r.kernel.org, linux-mips@...r.kernel.org,
        linux-pwm@...r.kernel.org, linux-omap@...r.kernel.org,
        linux-tegra@...r.kernel.org
Subject: Re: [PATCH 12/42] drivers: gpio: grgpio: use
 devm_platform_ioremap_resource()

On Mon, Mar 11, 2019 at 07:54:51PM +0100, Enrico Weigelt, metux IT consult 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@...ux.net>
> ---
>  drivers/gpio/gpio-grgpio.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/drivers/gpio/gpio-grgpio.c b/drivers/gpio/gpio-grgpio.c
> index 45b8d6a..09d3dac 100644
> --- a/drivers/gpio/gpio-grgpio.c
> +++ b/drivers/gpio/gpio-grgpio.c
> @@ -333,7 +333,6 @@ static int grgpio_probe(struct platform_device *ofdev)
>  	void  __iomem *regs;
>  	struct gpio_chip *gc;
>  	struct grgpio_priv *priv;
> -	struct resource *res;
>  	int err;
>  	u32 prop;
>  	s32 *irqmap;
> @@ -344,8 +343,7 @@ static int grgpio_probe(struct platform_device *ofdev)
>  	if (!priv)
>  		return -ENOMEM;
>  
> -	res = platform_get_resource(ofdev, IORESOURCE_MEM, 0);
> -	regs = devm_ioremap_resource(&ofdev->dev, res);
> +	regs = devm_platform_ioremap_resource(&ofdev, 0);

Drop the &?

Thierry

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