linux-kernel - [PATCH] irqchip: uniphier-aidet: use devm_platform_ioremap

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Date:   Thu,  5 Sep 2019 12:49:32 +0900
From:   Masahiro Yamada <yamada.masahiro@...ionext.com>
To:     Marc Zyngier <maz@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Jason Cooper <jason@...edaemon.net>
Cc:     Masahiro Yamada <yamada.masahiro@...ionext.com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH] irqchip: uniphier-aidet: use devm_platform_ioremap_resource()

Replace the chain of platform_get_resource() and devm_ioremap_resource()
with devm_platform_ioremap_resource().

This allows to remove the local variable for (struct resource *), and
have one function call less.

Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>
---

 drivers/irqchip/irq-uniphier-aidet.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/irqchip/irq-uniphier-aidet.c b/drivers/irqchip/irq-uniphier-aidet.c
index ed7b4f47ff3f..89121b39be26 100644
--- a/drivers/irqchip/irq-uniphier-aidet.c
+++ b/drivers/irqchip/irq-uniphier-aidet.c
@@ -166,7 +166,6 @@ static int uniphier_aidet_probe(struct platform_device *pdev)
 	struct device_node *parent_np;
 	struct irq_domain *parent_domain;
 	struct uniphier_aidet_priv *priv;
-	struct resource *res;
 
 	parent_np = of_irq_find_parent(dev->of_node);
 	if (!parent_np)
@@ -181,8 +180,7 @@ static int uniphier_aidet_probe(struct platform_device *pdev)
 	if (!priv)
 		return -ENOMEM;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	priv->reg_base = devm_ioremap_resource(dev, res);
+	priv->reg_base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(priv->reg_base))
 		return PTR_ERR(priv->reg_base);
 
-- 
2.17.1