linux-kernel - [PATCH v3 2/5] usb: host: xhci-plat: convert to devm_platform_get_and_ioremap

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Message-Id: <20200315140525.21780-3-zhengdejin5@gmail.com>
Date:   Sun, 15 Mar 2020 22:05:22 +0800
From:   Dejin Zheng <zhengdejin5@...il.com>
To:     gregkh@...uxfoundation.org, rafael@...nel.org, hminas@...opsys.com,
        mathias.nyman@...el.com, bgolaszewski@...libre.com, arnd@...db.de,
        jeffrey.t.kirsher@...el.com, hdegoede@...hat.com,
        treding@...dia.com, tglx@...utronix.de, tomas.winkler@...el.com,
        suzuki.poulose@....com, sergei.shtylyov@...entembedded.com,
        geert@...ux-m68k.org, linux-usb@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, Dejin Zheng <zhengdejin5@...il.com>
Subject: [PATCH v3 2/5] usb: host: xhci-plat: convert to devm_platform_get_and_ioremap_resource

Use devm_platform_get_and_ioremap_resource() to simplify code, which
contains platform_get_resource() and devm_ioremap_resource(), it also
get the resource for use by the following code.

Signed-off-by: Dejin Zheng <zhengdejin5@...il.com>
---
v2 -> v3:
	- call the rename function devm_platform_get_and_ioremap_resource()

v1 -> v2:
	- add this patch for add some real users of this function. 
 
 drivers/usb/host/xhci-plat.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
index d90cd5ec09cf..dcc0bfe04c43 100644
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c
@@ -219,8 +219,7 @@ static int xhci_plat_probe(struct platform_device *pdev)
 		goto disable_runtime;
 	}
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	hcd->regs = devm_ioremap_resource(&pdev->dev, res);
+	hcd->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
 	if (IS_ERR(hcd->regs)) {
 		ret = PTR_ERR(hcd->regs);
 		goto put_hcd;
-- 
2.25.0