linux-kernel - [PATCH] irqchip/irq-ts4800: Make use of the helper function devm_platform_ioremap

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Date:   Wed, 8 Sep 2021 18:57:07 +0800
From:   Cai Huoqing <caihuoqing@...du.com>
To:     <caihuoqing@...du.com>
CC:     Thomas Gleixner <tglx@...utronix.de>,
        Marc Zyngier <maz@...nel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH] irqchip/irq-ts4800: 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-ts4800.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/irqchip/irq-ts4800.c b/drivers/irqchip/irq-ts4800.c
index 34337a61b1ef..f032db23b30f 100644
--- a/drivers/irqchip/irq-ts4800.c
+++ b/drivers/irqchip/irq-ts4800.c
@@ -93,15 +93,13 @@ static int ts4800_ic_probe(struct platform_device *pdev)
 	struct device_node *node = pdev->dev.of_node;
 	struct ts4800_irq_data *data;
 	struct irq_chip *irq_chip;
-	struct resource *res;
 	int parent_irq;
 
 	data = devm_kzalloc(&pdev->dev, sizeof(*data), GFP_KERNEL);
 	if (!data)
 		return -ENOMEM;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	data->base = devm_ioremap_resource(&pdev->dev, res);
+	data->base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(data->base))
 		return PTR_ERR(data->base);
 
-- 
2.25.1