linux-kernel - [PATCH] ethernet/stmicro: Use devm_platform_ioremap_resource

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Date:   Fri, 30 Apr 2021 13:51:39 +0800
From:   dingsenjie@....com
To:     vkoul@...nel.org, davem@...emloft.net, kuba@...nel.org,
        mcoquelin.stm32@...il.com
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        dingsenjie <dingsenjie@...ong.com>
Subject: [PATCH] ethernet/stmicro: Use devm_platform_ioremap_resource_byname

From: dingsenjie <dingsenjie@...ong.com>

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

Signed-off-by: dingsenjie <dingsenjie@...ong.com>
---
 drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c
index bfc4a92..ffeccbe 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c
@@ -454,7 +454,6 @@ static int qcom_ethqos_probe(struct platform_device *pdev)
 	struct stmmac_resources stmmac_res;
 	const struct ethqos_emac_driver_data *data;
 	struct qcom_ethqos *ethqos;
-	struct resource *res;
 	int ret;
 
 	ret = stmmac_get_platform_resources(pdev, &stmmac_res);
@@ -474,8 +473,7 @@ static int qcom_ethqos_probe(struct platform_device *pdev)
 	}
 
 	ethqos->pdev = pdev;
-	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "rgmii");
-	ethqos->rgmii_base = devm_ioremap_resource(&pdev->dev, res);
+	ethqos->rgmii_base = devm_platform_ioremap_resource_byname(pdev, "rgmii");
 	if (IS_ERR(ethqos->rgmii_base)) {
 		dev_err(&pdev->dev, "Can't get rgmii base\n");
 		ret = PTR_ERR(ethqos->rgmii_base);
-- 
1.9.1