linux-kernel - [PATCH] media: stm32-cec: Make use of the helper function devm_platform_ioremap

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Message-ID: <20210901055646.7929-1-caihuoqing@baidu.com>
Date:   Wed, 1 Sep 2021 13:56:45 +0800
From:   Cai Huoqing <caihuoqing@...du.com>
To:     <caihuoqing@...du.com>
CC:     Hans Verkuil <hverkuil-cisco@...all.nl>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        "Alexandre Torgue" <alexandre.torgue@...s.st.com>,
        <linux-media@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH] media: stm32-cec: 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/cec/platform/stm32/stm32-cec.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/media/cec/platform/stm32/stm32-cec.c b/drivers/media/cec/platform/stm32/stm32-cec.c
index 0ffd89712536..40db7911b437 100644
--- a/drivers/media/cec/platform/stm32/stm32-cec.c
+++ b/drivers/media/cec/platform/stm32/stm32-cec.c
@@ -255,7 +255,6 @@ static const struct regmap_config stm32_cec_regmap_cfg = {
 static int stm32_cec_probe(struct platform_device *pdev)
 {
 	u32 caps = CEC_CAP_DEFAULTS | CEC_CAP_PHYS_ADDR | CEC_MODE_MONITOR_ALL;
-	struct resource *res;
 	struct stm32_cec *cec;
 	void __iomem *mmio;
 	int ret;
@@ -266,8 +265,7 @@ static int stm32_cec_probe(struct platform_device *pdev)
 
 	cec->dev = &pdev->dev;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	mmio = devm_ioremap_resource(&pdev->dev, res);
+	mmio = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(mmio))
 		return PTR_ERR(mmio);
 
-- 
2.25.1