linux-kernel - [PATCH] mfd: qcom_rpm: use devm_platform_get_and_ioremap

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Message-ID: <202302081734511884545@zte.com.cn>
Date:   Wed, 8 Feb 2023 17:34:51 +0800 (CST)
From:   <ye.xingchen@....com.cn>
To:     <lee@...nel.org>
Cc:     <agross@...nel.org>, <andersson@...nel.org>,
        <konrad.dybcio@...aro.org>, <linux-arm-msm@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH] mfd: qcom_rpm: 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/qcom_rpm.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/mfd/qcom_rpm.c b/drivers/mfd/qcom_rpm.c
index 8fea0e511550..086611322874 100644
--- a/drivers/mfd/qcom_rpm.c
+++ b/drivers/mfd/qcom_rpm.c
@@ -530,7 +530,6 @@ static int qcom_rpm_probe(struct platform_device *pdev)
 {
 	const struct of_device_id *match;
 	struct device_node *syscon_np;
-	struct resource *res;
 	struct qcom_rpm *rpm;
 	u32 fw_version[3];
 	int irq_wakeup;
@@ -576,8 +575,7 @@ static int qcom_rpm_probe(struct platform_device *pdev)
 		return -ENODEV;
 	rpm->data = match->data;

-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	rpm->status_regs = devm_ioremap_resource(&pdev->dev, res);
+	rpm->status_regs = devm_platform_get_and_ioremap_resource(pdev, 0, NULL);
 	if (IS_ERR(rpm->status_regs))
 		return PTR_ERR(rpm->status_regs);
 	rpm->ctrl_regs = rpm->status_regs + 0x400;
-- 
2.25.1