linux-kernel - Re: [PATCH -next 3/3] drm/mediatek: Use devm_platform_ioremap

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Message-ID: <9f42d92c-c111-1ad7-ea5b-c52efb71d15d@gmail.com>
Date:   Wed, 12 Apr 2023 13:16:07 +0200
From:   Matthias Brugger <matthias.bgg@...il.com>
To:     Yang Li <yang.lee@...ux.alibaba.com>, airlied@...il.com
Cc:     daniel@...ll.ch, chunkuang.hu@...nel.org, p.zabel@...gutronix.de,
        angelogioacchino.delregno@...labora.com,
        dri-devel@...ts.freedesktop.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH -next 3/3] drm/mediatek: Use
 devm_platform_ioremap_resource()



On 12/04/2023 08:46, Yang Li wrote:
> Remove variable 'res' and convert platform_get_resource(),
> devm_ioremap_resource() to a single call to
> devm_platform_ioremap_resource(), as this is exactly what this function
> does.
> 
> Signed-off-by: Yang Li <yang.lee@...ux.alibaba.com>

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

> ---
>   drivers/gpu/drm/mediatek/mtk_disp_ccorr.c | 4 +---
>   1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c b/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c
> index 1773379b2439..5cee84cce0be 100644
> --- a/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c
> +++ b/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c
> @@ -159,7 +159,6 @@ static int mtk_disp_ccorr_probe(struct platform_device *pdev)
>   {
>   	struct device *dev = &pdev->dev;
>   	struct mtk_disp_ccorr *priv;
> -	struct resource *res;
>   	int ret;
>   
>   	priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
> @@ -172,8 +171,7 @@ static int mtk_disp_ccorr_probe(struct platform_device *pdev)
>   		return PTR_ERR(priv->clk);
>   	}
>   
> -	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> -	priv->regs = devm_ioremap_resource(dev, res);
> +	priv->regs = devm_platform_ioremap_resource(pdev, 0);
>   	if (IS_ERR(priv->regs)) {
>   		dev_err(dev, "failed to ioremap ccorr\n");
>   		return PTR_ERR(priv->regs);