linux-kernel - [PATCH] mfd: use devm_platform_get_and_ioremap

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Date:   Tue, 22 Nov 2022 09:45:58 +0800 (CST)
From:   <ye.xingchen@....com.cn>
To:     <fabrice.gasnier@...s.st.com>
Cc:     <lee@...nel.org>, <mcoquelin.stm32@...il.com>,
        <alexandre.torgue@...s.st.com>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <chi.minghao@....com.cn>
Subject: [PATCH] mfd: use devm_platform_get_and_ioremap_resource()

From: Minghao Chi <chi.minghao@....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: Minghao Chi <chi.minghao@....com.cn>
Signed-off-by: ye xingchen <ye.xingchen@....com.cn>
---
 drivers/mfd/stm32-lptimer.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/mfd/stm32-lptimer.c b/drivers/mfd/stm32-lptimer.c
index 746e51a17cc8..fa322f4412c8 100644
--- a/drivers/mfd/stm32-lptimer.c
+++ b/drivers/mfd/stm32-lptimer.c
@@ -52,7 +52,6 @@ static int stm32_lptimer_probe(struct platform_device *pdev)
 {
 	struct device *dev = &pdev->dev;
 	struct stm32_lptimer *ddata;
-	struct resource *res;
 	void __iomem *mmio;
 	int ret;

@@ -60,8 +59,7 @@ static int stm32_lptimer_probe(struct platform_device *pdev)
 	if (!ddata)
 		return -ENOMEM;

-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	mmio = devm_ioremap_resource(dev, res);
+	mmio = devm_platform_get_and_ioremap_resource(pdev, 0, NULL);
 	if (IS_ERR(mmio))
 		return PTR_ERR(mmio);

-- 
2.25.1