linux-kernel - [PATCH 04/10] Input: omap4-keyad - Convert to devm_platform_ioremap

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Message-Id: <20230705052346.39337-4-frank.li@vivo.com>
Date:   Wed,  5 Jul 2023 13:23:40 +0800
From:   Yangtao Li <frank.li@...o.com>
To:     Dmitry Torokhov <dmitry.torokhov@...il.com>
Cc:     Yangtao Li <frank.li@...o.com>, linux-input@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 04/10] Input: omap4-keyad - 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/omap4-keypad.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/drivers/input/keyboard/omap4-keypad.c b/drivers/input/keyboard/omap4-keypad.c
index 9f085d5679db..773e55eed88b 100644
--- a/drivers/input/keyboard/omap4-keypad.c
+++ b/drivers/input/keyboard/omap4-keypad.c
@@ -341,17 +341,10 @@ static int omap4_keypad_probe(struct platform_device *pdev)
 	struct device *dev = &pdev->dev;
 	struct omap4_keypad *keypad_data;
 	struct input_dev *input_dev;
-	struct resource *res;
 	unsigned int max_keys;
 	int irq;
 	int error;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!res) {
-		dev_err(&pdev->dev, "no base address specified\n");
-		return -EINVAL;
-	}
-
 	irq = platform_get_irq(pdev, 0);
 	if (irq < 0)
 		return irq;
@@ -370,7 +363,7 @@ static int omap4_keypad_probe(struct platform_device *pdev)
 	if (error)
 		return error;
 
-	keypad_data->base = devm_ioremap_resource(dev, res);
+	keypad_data->base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(keypad_data->base))
 		return PTR_ERR(keypad_data->base);
 
-- 
2.39.0