linux-kernel - [PATCH] mfd: sun4i-gpadc: use devm_platform_get_and_ioremap

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Date:   Wed, 8 Feb 2023 17:36:50 +0800 (CST)
From:   <ye.xingchen@....com.cn>
To:     <lee@...nel.org>
Cc:     <wens@...e.org>, <jernej.skrabec@...il.com>, <samuel@...lland.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-sunxi@...ts.linux.dev>, <linux-kernel@...r.kernel.org>
Subject: [PATCH] mfd: sun4i-gpadc: use devm_platform_get_and_ioremap_resource()

From: Ye Xingchen <ye.xingchen@....com.cn>

Convert platform_get_resource(), devm_ioremap_resource() to a single
call to devm_platform_get_and_ioremap_resource(), as this is exactly
what this function does.

Signed-off-by: Ye Xingchen <ye.xingchen@....com.cn>
---
 drivers/mfd/sun4i-gpadc.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/mfd/sun4i-gpadc.c b/drivers/mfd/sun4i-gpadc.c
index edc180d83a4b..d1cbea27b136 100644
--- a/drivers/mfd/sun4i-gpadc.c
+++ b/drivers/mfd/sun4i-gpadc.c
@@ -93,7 +93,6 @@ MODULE_DEVICE_TABLE(of, sun4i_gpadc_of_match);
 static int sun4i_gpadc_probe(struct platform_device *pdev)
 {
 	struct sun4i_gpadc_dev *dev;
-	struct resource *mem;
 	const struct of_device_id *of_id;
 	const struct mfd_cell *cells;
 	unsigned int irq, size;
@@ -124,8 +123,7 @@ static int sun4i_gpadc_probe(struct platform_device *pdev)
 	if (!dev)
 		return -ENOMEM;

-	mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	dev->base = devm_ioremap_resource(&pdev->dev, mem);
+	dev->base = devm_platform_get_and_ioremap_resource(pdev, 0, NULL);
 	if (IS_ERR(dev->base))
 		return PTR_ERR(dev->base);

-- 
2.25.1