linux-kernel - [PATCH net-next] net: gemini: Use devm_platform_get_and_ioremap

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Message-ID: <20210605084935.2078812-1-yangyingliang@huawei.com>
Date:   Sat, 5 Jun 2021 16:49:35 +0800
From:   Yang Yingliang <yangyingliang@...wei.com>
To:     <linux-kernel@...r.kernel.org>, <netdev@...r.kernel.org>
CC:     <ulli.kroll@...glemail.com>, <linus.walleij@...aro.org>,
        <davem@...emloft.net>, <kuba@...nel.org>
Subject: [PATCH net-next] net: gemini: Use devm_platform_get_and_ioremap_resource()

Use devm_platform_get_and_ioremap_resource() to simplify
code.

Signed-off-by: Yang Yingliang <yangyingliang@...wei.com>
---
 drivers/net/ethernet/cortina/gemini.c | 14 ++------------
 1 file changed, 2 insertions(+), 12 deletions(-)

diff --git a/drivers/net/ethernet/cortina/gemini.c b/drivers/net/ethernet/cortina/gemini.c
index 8df6f081f244..bc921bb42b34 100644
--- a/drivers/net/ethernet/cortina/gemini.c
+++ b/drivers/net/ethernet/cortina/gemini.c
@@ -2390,22 +2390,12 @@ static int gemini_ethernet_port_probe(struct platform_device *pdev)
 	port->msg_enable = netif_msg_init(debug, DEFAULT_MSG_ENABLE);
 
 	/* DMA memory */
-	dmares = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!dmares) {
-		dev_err(dev, "no DMA resource\n");
-		return -ENODEV;
-	}
-	port->dma_base = devm_ioremap_resource(dev, dmares);
+	port->dma_base = devm_platform_get_and_ioremap_resource(pdev, 0, &dmares);
 	if (IS_ERR(port->dma_base))
 		return PTR_ERR(port->dma_base);
 
 	/* GMAC config memory */
-	gmacres = platform_get_resource(pdev, IORESOURCE_MEM, 1);
-	if (!gmacres) {
-		dev_err(dev, "no GMAC resource\n");
-		return -ENODEV;
-	}
-	port->gmac_base = devm_ioremap_resource(dev, gmacres);
+	port->gmac_base = devm_platform_get_and_ioremap_resource(pdev, 1, &gmacres);
 	if (IS_ERR(port->gmac_base))
 		return PTR_ERR(port->gmac_base);
 
-- 
2.25.1