linux-kernel - [PATCH] dma: Make use of the helper function devm_platform_ioremap

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Message-Id: <20220421084509.2615252-1-lv.ruyi@zte.com.cn>
Date:   Thu, 21 Apr 2022 08:45:09 +0000
From:   cgel.zte@...il.com
To:     vkoul@...nel.org, shawnguo@...nel.org, s.hauer@...gutronix.de
Cc:     kernel@...gutronix.de, festevam@...il.com, linux-imx@....com,
        dmaengine@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, Lv Ruyi <lv.ruyi@....com.cn>,
        Zeal Robot <zealci@....com.cn>
Subject: [PATCH] dma: Make use of the helper function devm_platform_ioremap_resource()

From: Lv Ruyi <lv.ruyi@....com.cn>

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

Reported-by: Zeal Robot <zealci@....com.cn>
Signed-off-by: Lv Ruyi <lv.ruyi@....com.cn>
---
 drivers/dma/imx-sdma.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c
index 6196a7b3956b..cf4667d10f6a 100644
--- a/drivers/dma/imx-sdma.c
+++ b/drivers/dma/imx-sdma.c
@@ -2073,7 +2073,6 @@ static int sdma_probe(struct platform_device *pdev)
 	const char *fw_name;
 	int ret;
 	int irq;
-	struct resource *iores;
 	struct resource spba_res;
 	int i;
 	struct sdma_engine *sdma;
@@ -2096,8 +2095,7 @@ static int sdma_probe(struct platform_device *pdev)
 	if (irq < 0)
 		return irq;
 
-	iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	sdma->regs = devm_ioremap_resource(&pdev->dev, iores);
+	sdma->regs = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(sdma->regs))
 		return PTR_ERR(sdma->regs);
 
-- 
2.25.1