linux-kernel - [PATCH v5 10/36] i2c: tegra: Use platform_get

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Message-Id: <20200906185039.22700-11-digetx@gmail.com>
Date:   Sun,  6 Sep 2020 21:50:13 +0300
From:   Dmitry Osipenko <digetx@...il.com>
To:     Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Laxman Dewangan <ldewangan@...dia.com>,
        Wolfram Sang <wsa@...-dreams.de>,
        Michał Mirosław <mirq-linux@...e.qmqm.pl>,
        Andy Shevchenko <andy.shevchenko@...il.com>
Cc:     linux-i2c@...r.kernel.org, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v5 10/36] i2c: tegra: Use platform_get_irq()

Use common helper for retrieval of the interrupt number in order to make
code cleaner. Note that platform_get_irq() prints error message by itself.

Reviewed-by: Michał Mirosław <mirq-linux@...e.qmqm.pl>
Signed-off-by: Dmitry Osipenko <digetx@...il.com>
---
 drivers/i2c/busses/i2c-tegra.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c
index 2cfc96bdd9e0..435449d7d895 100644
--- a/drivers/i2c/busses/i2c-tegra.c
+++ b/drivers/i2c/busses/i2c-tegra.c
@@ -1674,12 +1674,9 @@ static int tegra_i2c_probe(struct platform_device *pdev)
 
 	base_phys = res->start;
 
-	res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
-	if (!res) {
-		dev_err(&pdev->dev, "no irq resource\n");
-		return -EINVAL;
-	}
-	irq = res->start;
+	irq = platform_get_irq(pdev, 0);
+	if (irq < 0)
+		return irq;
 
 	div_clk = devm_clk_get(&pdev->dev, "div-clk");
 	if (IS_ERR(div_clk)) {
-- 
2.27.0