linux-kernel - [PATCH] mtd: rawnand: gpmi: Make use of the helper function devm_platform_ioremap_resource

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Message-ID: <20210901074130.9083-1-caihuoqing@baidu.com>
Date:   Wed, 1 Sep 2021 15:41:30 +0800
From:   Cai Huoqing <caihuoqing@...du.com>
To:     <caihuoqing@...du.com>
CC:     Han Xu <han.xu@....com>, Miquel Raynal <miquel.raynal@...tlin.com>,
        Richard Weinberger <richard@....at>,
        Vignesh Raghavendra <vigneshr@...com>,
        <linux-mtd@...ts.infradead.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH] mtd: rawnand: gpmi: 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/mtd/nand/raw/gpmi-nand/gpmi-nand.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
index 4d08e4ab5c1b..10cc71829dcb 100644
--- a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
+++ b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
@@ -951,11 +951,9 @@ static int acquire_register_block(struct gpmi_nand_data *this,
 {
 	struct platform_device *pdev = this->pdev;
 	struct resources *res = &this->resources;
-	struct resource *r;
 	void __iomem *p;
 
-	r = platform_get_resource_byname(pdev, IORESOURCE_MEM, res_name);
-	p = devm_ioremap_resource(&pdev->dev, r);
+	p = devm_platform_ioremap_resource_byname(pdev, res_name);
 	if (IS_ERR(p))
 		return PTR_ERR(p);
 
-- 
2.25.1