linux-kernel - [PATCH] media: mtk-jpeg: Make use of the helper function devm_platform_ioremap

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Date:   Wed, 1 Sep 2021 13:52:01 +0800
From:   Cai Huoqing <caihuoqing@...du.com>
To:     <caihuoqing@...du.com>
CC:     Rick Chang <rick.chang@...iatek.com>,
        Bin Liu <bin.liu@...iatek.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        <linux-media@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH] media: mtk-jpeg: 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/media/platform/mtk-jpeg/mtk_jpeg_core.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
index a89c7b206eef..af994b9913a6 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
@@ -1341,7 +1341,6 @@ static inline void mtk_jpeg_clk_release(struct mtk_jpeg_dev *jpeg)
 static int mtk_jpeg_probe(struct platform_device *pdev)
 {
 	struct mtk_jpeg_dev *jpeg;
-	struct resource *res;
 	int jpeg_irq;
 	int ret;
 
@@ -1355,8 +1354,7 @@ static int mtk_jpeg_probe(struct platform_device *pdev)
 	jpeg->variant = of_device_get_match_data(jpeg->dev);
 	INIT_DELAYED_WORK(&jpeg->job_timeout_work, mtk_jpeg_job_timeout_work);
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	jpeg->reg_base = devm_ioremap_resource(&pdev->dev, res);
+	jpeg->reg_base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(jpeg->reg_base)) {
 		ret = PTR_ERR(jpeg->reg_base);
 		return ret;
-- 
2.25.1