linux-kernel - [PATCH] mfd: hi6421-pmic: use devm_platform_get_and_ioremap

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Date:   Wed, 8 Feb 2023 17:33:01 +0800 (CST)
From:   <ye.xingchen@....com.cn>
To:     <lee@...nel.org>
Cc:     <linux-kernel@...r.kernel.org>
Subject: [PATCH] mfd: hi6421-pmic: 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/hi6421-pmic-core.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/mfd/hi6421-pmic-core.c b/drivers/mfd/hi6421-pmic-core.c
index eba88b80d969..cb5cf4a81c06 100644
--- a/drivers/mfd/hi6421-pmic-core.c
+++ b/drivers/mfd/hi6421-pmic-core.c
@@ -50,7 +50,6 @@ MODULE_DEVICE_TABLE(of, of_hi6421_pmic_match);
 static int hi6421_pmic_probe(struct platform_device *pdev)
 {
 	struct hi6421_pmic *pmic;
-	struct resource *res;
 	const struct of_device_id *id;
 	const struct mfd_cell *subdevs;
 	enum hi6421_type type;
@@ -66,8 +65,7 @@ static int hi6421_pmic_probe(struct platform_device *pdev)
 	if (!pmic)
 		return -ENOMEM;

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

-- 
2.25.1