linux-kernel - Re: [PATCH 26/32] pwm: mtk-disp: convert to devm_platform_ioremap

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Date:   Thu, 20 Feb 2020 21:49:56 +0100
From:   Matthias Brugger <matthias.bgg@...il.com>
To:     Yangtao Li <tiny.windzz@...il.com>, claudiu.beznea@...rochip.com,
        thierry.reding@...il.com, u.kleine-koenig@...gutronix.de,
        nicolas.ferre@...rochip.com, alexandre.belloni@...tlin.com,
        ludovic.desroches@...rochip.com, rjui@...adcom.com,
        sbranden@...adcom.com, bcm-kernel-feedback-list@...adcom.com,
        f.fainelli@...il.com, nsaenzjulienne@...e.de, shc_work@...l.ru,
        shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de,
        festevam@...il.com, linux-imx@....com, vz@...ia.com,
        slemieux.tyco@...il.com, khilman@...libre.com, heiko@...ech.de,
        palmer@...belt.com, paul.walmsley@...ive.com, mripard@...nel.org,
        wens@...e.org, jonathanh@...dia.com, linux@...sktech.co.nz,
        linux-arm-kernel@...ts.infradead.org, linux-pwm@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-rpi-kernel@...ts.infradead.org,
        linux-amlogic@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org,
        linux-riscv@...ts.infradead.org, linux-tegra@...r.kernel.org
Subject: Re: [PATCH 26/32] pwm: mtk-disp: convert to
 devm_platform_ioremap_resource



On 29/12/2019 09:06, Yangtao Li wrote:
> Use devm_platform_ioremap_resource() to simplify code.
> 
> Signed-off-by: Yangtao Li <tiny.windzz@...il.com>

Reviewed-by: Matthias Brugger <matthias.bgg@...il.com>

> ---
>  drivers/pwm/pwm-mtk-disp.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/drivers/pwm/pwm-mtk-disp.c b/drivers/pwm/pwm-mtk-disp.c
> index 83b8be0209b7..87c6b4bc5d43 100644
> --- a/drivers/pwm/pwm-mtk-disp.c
> +++ b/drivers/pwm/pwm-mtk-disp.c
> @@ -172,7 +172,6 @@ static const struct pwm_ops mtk_disp_pwm_ops = {
>  static int mtk_disp_pwm_probe(struct platform_device *pdev)
>  {
>  	struct mtk_disp_pwm *mdp;
> -	struct resource *r;
>  	int ret;
>  
>  	mdp = devm_kzalloc(&pdev->dev, sizeof(*mdp), GFP_KERNEL);
> @@ -181,8 +180,7 @@ static int mtk_disp_pwm_probe(struct platform_device *pdev)
>  
>  	mdp->data = of_device_get_match_data(&pdev->dev);
>  
> -	r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> -	mdp->base = devm_ioremap_resource(&pdev->dev, r);
> +	mdp->base = devm_platform_ioremap_resource(pdev, 0);
>  	if (IS_ERR(mdp->base))
>  		return PTR_ERR(mdp->base);
>  
>