linux-kernel - [PATCH] irqchip/irq-mvebu-icu: Make use of the helper function devm_platform_ioremap

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Date:   Wed, 8 Sep 2021 18:56:52 +0800
From:   Cai Huoqing <caihuoqing@...du.com>
To:     <caihuoqing@...du.com>
CC:     Andrew Lunn <andrew@...n.ch>,
        Gregory Clement <gregory.clement@...tlin.com>,
        Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        "Marc Zyngier" <maz@...nel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH] irqchip/irq-mvebu-icu: Make use of the helper function devm_platform_ioremap_resource()

Use the devm_platform_ioremap_resource() helper instead of
calling platform_get_resource() and devm_ioremap_resource()
separately

Signed-off-by: Cai Huoqing <caihuoqing@...du.com>
---
 drivers/irqchip/irq-mvebu-icu.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/irqchip/irq-mvebu-icu.c b/drivers/irqchip/irq-mvebu-icu.c
index 090bc3f4f7d8..3e7297fc5948 100644
--- a/drivers/irqchip/irq-mvebu-icu.c
+++ b/drivers/irqchip/irq-mvebu-icu.c
@@ -347,7 +347,6 @@ builtin_platform_driver(mvebu_icu_subset_driver);
 static int mvebu_icu_probe(struct platform_device *pdev)
 {
 	struct mvebu_icu *icu;
-	struct resource *res;
 	int i;
 
 	icu = devm_kzalloc(&pdev->dev, sizeof(struct mvebu_icu),
@@ -357,8 +356,7 @@ static int mvebu_icu_probe(struct platform_device *pdev)
 
 	icu->dev = &pdev->dev;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	icu->base = devm_ioremap_resource(&pdev->dev, res);
+	icu->base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(icu->base))
 		return PTR_ERR(icu->base);
 
-- 
2.25.1