linux-kernel - [PATCH 02/10] Input: lpc32xx-keys - Convert to devm_platform_ioremap

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Message-Id: <20230705052346.39337-2-frank.li@vivo.com>
Date:   Wed,  5 Jul 2023 13:23:38 +0800
From:   Yangtao Li <frank.li@...o.com>
To:     Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Vladimir Zapolskiy <vz@...ia.com>
Cc:     Yangtao Li <frank.li@...o.com>, linux-input@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH 02/10] Input: lpc32xx-keys - Convert to devm_platform_ioremap_resource()

Use devm_platform_ioremap_resource() to simplify code.

Signed-off-by: Yangtao Li <frank.li@...o.com>
---
 drivers/input/keyboard/lpc32xx-keys.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/drivers/input/keyboard/lpc32xx-keys.c b/drivers/input/keyboard/lpc32xx-keys.c
index 911e1181cd6f..322a87807159 100644
--- a/drivers/input/keyboard/lpc32xx-keys.c
+++ b/drivers/input/keyboard/lpc32xx-keys.c
@@ -160,17 +160,10 @@ static int lpc32xx_kscan_probe(struct platform_device *pdev)
 {
 	struct lpc32xx_kscan_drv *kscandat;
 	struct input_dev *input;
-	struct resource *res;
 	size_t keymap_size;
 	int error;
 	int irq;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!res) {
-		dev_err(&pdev->dev, "failed to get platform I/O memory\n");
-		return -EINVAL;
-	}
-
 	irq = platform_get_irq(pdev, 0);
 	if (irq < 0)
 		return -EINVAL;
@@ -221,7 +214,7 @@ static int lpc32xx_kscan_probe(struct platform_device *pdev)
 
 	input_set_drvdata(kscandat->input, kscandat);
 
-	kscandat->kscan_base = devm_ioremap_resource(&pdev->dev, res);
+	kscandat->kscan_base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(kscandat->kscan_base))
 		return PTR_ERR(kscandat->kscan_base);
 
-- 
2.39.0