linux-kernel - [PATCH v4 3/5] usb: host: hisilicon: convert to devm_platform_get_and_ioremap

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Date:   Tue, 24 Mar 2020 00:06:10 +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,
        geert+renesas@...der.be, tomas.winkler@...el.com,
        tglx@...utronix.de, hdegoede@...hat.com, treding@...dia.com,
        suzuki.poulose@....com
Cc:     linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
        Dejin Zheng <zhengdejin5@...il.com>,
        Mathias Nyman <mathias.nyman@...ux.intel.com>
Subject: [PATCH v4 3/5] usb: host: hisilicon: 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.

Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>
Acked-by: Mathias Nyman <mathias.nyman@...ux.intel.com>
Signed-off-by: Dejin Zheng <zhengdejin5@...il.com>
---
v3 -> v4:
	- no changed.
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-histb.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/usb/host/xhci-histb.c b/drivers/usb/host/xhci-histb.c
index 3c4abb5a1c3f..5546e7e013a8 100644
--- a/drivers/usb/host/xhci-histb.c
+++ b/drivers/usb/host/xhci-histb.c
@@ -219,8 +219,7 @@ static int xhci_histb_probe(struct platform_device *pdev)
 	if (irq < 0)
 		return irq;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	histb->ctrl = devm_ioremap_resource(&pdev->dev, res);
+	histb->ctrl = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
 	if (IS_ERR(histb->ctrl))
 		return PTR_ERR(histb->ctrl);
 
-- 
2.25.0