linux-kernel - [PATCH -next] spi: bcmbca-hsspi: Simpify resource lookup

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Message-ID: <20240820124011.1788479-1-ruanjinjie@huawei.com>
Date: Tue, 20 Aug 2024 20:40:11 +0800
From: Jinjie Ruan <ruanjinjie@...wei.com>
To: <william.zhang@...adcom.com>, <kursad.oney@...adcom.com>,
	<jonas.gorski@...il.com>, <bcm-kernel-feedback-list@...adcom.com>,
	<broonie@...nel.org>, <anand.gore@...adcom.com>,
	<florian.fainelli@...adcom.com>, <rafal@...ecki.pl>,
	<linux-spi@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>
CC: <ruanjinjie@...wei.com>
Subject: [PATCH -next] spi: bcmbca-hsspi: Simpify resource lookup

Instead of calling platform_get_resource_byname() and
devm_ioremap_resource(), simplify the code by simply calling
devm_platform_ioremap_resource_byname().

Signed-off-by: Jinjie Ruan <ruanjinjie@...wei.com>
---
 drivers/spi/spi-bcmbca-hsspi.c | 11 ++---------
 1 file changed, 2 insertions(+), 9 deletions(-)

diff --git a/drivers/spi/spi-bcmbca-hsspi.c b/drivers/spi/spi-bcmbca-hsspi.c
index 9f64afd8164e..e48a56c68ce7 100644
--- a/drivers/spi/spi-bcmbca-hsspi.c
+++ b/drivers/spi/spi-bcmbca-hsspi.c
@@ -433,7 +433,6 @@ static int bcmbca_hsspi_probe(struct platform_device *pdev)
 {
 	struct spi_controller *host;
 	struct bcmbca_hsspi *bs;
-	struct resource *res_mem;
 	void __iomem *spim_ctrl;
 	void __iomem *regs;
 	struct device *dev = &pdev->dev;
@@ -445,17 +444,11 @@ static int bcmbca_hsspi_probe(struct platform_device *pdev)
 	if (irq < 0)
 		return irq;
 
-	res_mem = platform_get_resource_byname(pdev, IORESOURCE_MEM, "hsspi");
-	if (!res_mem)
-		return -EINVAL;
-	regs = devm_ioremap_resource(dev, res_mem);
+	regs = devm_platform_ioremap_resource_byname(pdev, "hsspi");
 	if (IS_ERR(regs))
 		return PTR_ERR(regs);
 
-	res_mem = platform_get_resource_byname(pdev, IORESOURCE_MEM, "spim-ctrl");
-	if (!res_mem)
-		return -EINVAL;
-	spim_ctrl = devm_ioremap_resource(dev, res_mem);
+	spim_ctrl = devm_platform_ioremap_resource_byname(pdev, "spim-ctrl");
 	if (IS_ERR(spim_ctrl))
 		return PTR_ERR(spim_ctrl);
 
-- 
2.34.1