linux-kernel - [PATCH 2/6] soc: qcom: ocmem: Make use of the helper function devm_platform_ioremap_resource

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Date:   Wed, 8 Sep 2021 15:09:26 +0800
From:   Cai Huoqing <caihuoqing@...du.com>
To:     <caihuoqing@...du.com>
CC:     Niklas Cassel <nks@...wful.org>, Andy Gross <agross@...nel.org>,
        "Bjorn Andersson" <bjorn.andersson@...aro.org>,
        <linux-pm@...r.kernel.org>, <linux-arm-msm@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH 2/6] soc: qcom: ocmem: Make use of the helper function devm_platform_ioremap_resource_byname()

Use the devm_platform_ioremap_resource_byname() helper instead of
calling platform_get_resource_byname() and devm_ioremap_resource()
separately

Signed-off-by: Cai Huoqing <caihuoqing@...du.com>
---
 drivers/soc/qcom/ocmem.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/soc/qcom/ocmem.c b/drivers/soc/qcom/ocmem.c
index f1875dc31ae2..d2dacbbaafbd 100644
--- a/drivers/soc/qcom/ocmem.c
+++ b/drivers/soc/qcom/ocmem.c
@@ -300,7 +300,6 @@ static int ocmem_dev_probe(struct platform_device *pdev)
 	struct device *dev = &pdev->dev;
 	unsigned long reg, region_size;
 	int i, j, ret, num_banks;
-	struct resource *res;
 	struct ocmem *ocmem;
 
 	if (!qcom_scm_is_available())
@@ -321,8 +320,7 @@ static int ocmem_dev_probe(struct platform_device *pdev)
 		return ret;
 	}
 
-	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ctrl");
-	ocmem->mmio = devm_ioremap_resource(&pdev->dev, res);
+	ocmem->mmio = devm_platform_ioremap_resource_byname(pdev, "ctrl");
 	if (IS_ERR(ocmem->mmio)) {
 		dev_err(&pdev->dev, "Failed to ioremap ocmem_ctrl resource\n");
 		return PTR_ERR(ocmem->mmio);
-- 
2.25.1