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Message-Id: <20230705130416.46710-4-frank.li@vivo.com>
Date:   Wed,  5 Jul 2023 21:04:14 +0800
From:   Yangtao Li <frank.li@...o.com>
To:     Marek Szyprowski <m.szyprowski@...sung.com>,
        Joerg Roedel <joro@...tes.org>, Will Deacon <will@...nel.org>,
        Robin Murphy <robin.murphy@....com>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Alim Akhtar <alim.akhtar@...sung.com>
Cc:     Yangtao Li <frank.li@...o.com>, iommu@...ts.linux.dev,
        linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 4/6] iommu/exynos: Convert to devm_platform_ioremap_resource()

Use devm_platform_ioremap_resource() to simplify code.

Signed-off-by: Yangtao Li <frank.li@...o.com>
---
 drivers/iommu/exynos-iommu.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/iommu/exynos-iommu.c b/drivers/iommu/exynos-iommu.c
index c275fe71c4db..ab6208015997 100644
--- a/drivers/iommu/exynos-iommu.c
+++ b/drivers/iommu/exynos-iommu.c
@@ -725,19 +725,17 @@ static int exynos_sysmmu_probe(struct platform_device *pdev)
 	int irq, ret;
 	struct device *dev = &pdev->dev;
 	struct sysmmu_drvdata *data;
-	struct resource *res;
 
 	data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL);
 	if (!data)
 		return -ENOMEM;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	data->sfrbase = devm_ioremap_resource(dev, res);
+	data->sfrbase = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(data->sfrbase))
 		return PTR_ERR(data->sfrbase);
 
 	irq = platform_get_irq(pdev, 0);
-	if (irq <= 0)
+	if (irq < 0)
 		return irq;
 
 	ret = devm_request_irq(dev, irq, exynos_sysmmu_irq, 0,
-- 
2.39.0

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