linux-kernel - [PATCH] hwmon: bt1-pvt: Convert to devm_platform_ioremap

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Message-Id: <20230704094306.21933-1-frank.li@vivo.com>
Date:   Tue,  4 Jul 2023 17:43:06 +0800
From:   Yangtao Li <frank.li@...o.com>
To:     Jean Delvare <jdelvare@...e.com>,
        Guenter Roeck <linux@...ck-us.net>
Cc:     Yangtao Li <frank.li@...o.com>, linux-hwmon@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] hwmon: bt1-pvt: Convert to devm_platform_ioremap_resource()

Use devm_platform_ioremap_resource() to simplify code.

Signed-off-by: Yangtao Li <frank.li@...o.com>
---
 drivers/hwmon/bt1-pvt.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/drivers/hwmon/bt1-pvt.c b/drivers/hwmon/bt1-pvt.c
index 8d402a627306..b77ebac2e0ce 100644
--- a/drivers/hwmon/bt1-pvt.c
+++ b/drivers/hwmon/bt1-pvt.c
@@ -891,15 +891,8 @@ static struct pvt_hwmon *pvt_create_data(struct platform_device *pdev)
 static int pvt_request_regs(struct pvt_hwmon *pvt)
 {
 	struct platform_device *pdev = to_platform_device(pvt->dev);
-	struct resource *res;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!res) {
-		dev_err(pvt->dev, "Couldn't find PVT memresource\n");
-		return -EINVAL;
-	}
-
-	pvt->regs = devm_ioremap_resource(pvt->dev, res);
+	pvt->regs = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(pvt->regs))
 		return PTR_ERR(pvt->regs);
 
-- 
2.39.0