From: Thierry Reding <treding@nvidia.com>
Date: Thu, 20 Jul 2017 16:00:56 +0000 (+0200)
Subject: gpio: tegra: Use platform_irq_count()
X-Git-Tag: v4.14-rc1~141^2~50
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=564209037dfe09b91a9110e80bd4bcdbccfcceed;p=linux.git

gpio: tegra: Use platform_irq_count()

Use platform_irq_count() instead of open-coding the same code sequence.

Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
---

diff --git a/drivers/gpio/gpio-tegra.c b/drivers/gpio/gpio-tegra.c
index 1e72c52fbf35..b8de130d2ecd 100644
--- a/drivers/gpio/gpio-tegra.c
+++ b/drivers/gpio/gpio-tegra.c
@@ -589,13 +589,12 @@ static int tegra_gpio_probe(struct platform_device *pdev)
 	tgi->soc = config;
 	tgi->dev = &pdev->dev;
 
-	for (;;) {
-		res = platform_get_resource(pdev, IORESOURCE_IRQ,
-					    tgi->bank_count);
-		if (!res)
-			break;
-		tgi->bank_count++;
-	}
+	ret = platform_irq_count(pdev);
+	if (ret < 0)
+		return ret;
+
+	tgi->bank_count = ret;
+
 	if (!tgi->bank_count) {
 		dev_err(&pdev->dev, "Missing IRQ resource\n");
 		return -ENODEV;