linux-kernel - [PATCH] soc: ixp4xx/qmgr: Make use of the helper function devm_platform_ioremap

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Date:   Wed, 8 Sep 2021 15:17:05 +0800
From:   Cai Huoqing <caihuoqing@...du.com>
To:     <caihuoqing@...du.com>
CC:     Krzysztof Halasa <khalasa@...p.pl>, <linux-kernel@...r.kernel.org>
Subject: [PATCH] soc: ixp4xx/qmgr: 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/soc/ixp4xx/ixp4xx-qmgr.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/drivers/soc/ixp4xx/ixp4xx-qmgr.c b/drivers/soc/ixp4xx/ixp4xx-qmgr.c
index 9154c7029b05..72b5a10e3104 100644
--- a/drivers/soc/ixp4xx/ixp4xx-qmgr.c
+++ b/drivers/soc/ixp4xx/ixp4xx-qmgr.c
@@ -377,13 +377,9 @@ static int ixp4xx_qmgr_probe(struct platform_device *pdev)
 	int i, err;
 	irq_handler_t handler1, handler2;
 	struct device *dev = &pdev->dev;
-	struct resource *res;
 	int irq1, irq2;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!res)
-		return -ENODEV;
-	qmgr_regs = devm_ioremap_resource(dev, res);
+	qmgr_regs = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(qmgr_regs))
 		return PTR_ERR(qmgr_regs);
 
-- 
2.25.1