linux-kernel - [PATCH] dmaengine: use devm_platform_get_and_ioremap

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Message-ID: <202211101726100208529@zte.com.cn>
Date:   Thu, 10 Nov 2022 17:26:10 +0800 (CST)
From:   <ye.xingchen@....com.cn>
To:     <vkoul@...nel.org>
Cc:     <f.fainelli@...il.com>, <bcm-kernel-feedback-list@...adcom.com>,
        <rjui@...adcom.com>, <sbranden@...adcom.com>,
        <dmaengine@...r.kernel.org>,
        <linux-rpi-kernel@...ts.infradead.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH] dmaengine: use devm_platform_get_and_ioremap_resource()

From: Minghao Chi <chi.minghao@....com.cn>

Convert platform_get_resource(), devm_ioremap_resource() to a single
call to devm_platform_get_and_ioremap_resource(), as this is exactly
what this function does.

Reported-by: Zeal Robot <zealci@....com.cn>
Signed-off-by: Minghao Chi <chi.minghao@....com.cn>
---
 drivers/dma/bcm2835-dma.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/dma/bcm2835-dma.c b/drivers/dma/bcm2835-dma.c
index 630dfbb01a40..1547f528a58e 100644
--- a/drivers/dma/bcm2835-dma.c
+++ b/drivers/dma/bcm2835-dma.c
@@ -902,8 +902,7 @@ static int bcm2835_dma_probe(struct platform_device *pdev)

 	dma_set_max_seg_size(&pdev->dev, 0x3FFFFFFF);

-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	base = devm_ioremap_resource(&pdev->dev, res);
+	base = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
 	if (IS_ERR(base))
 		return PTR_ERR(base);

-- 
2.25.1