linux-kernel - [PATCH 3/5] drivers: bus: omap_l3: Convert to use devm_request

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Date:	Thu, 2 May 2013 14:09:45 +0200
From:	Peter Ujfalusi <peter.ujfalusi@...com>
To:	Santosh Shilimkar <santosh.shilimkar@...com>,
	Tony Lindgren <tony@...mide.com>
CC:	Olof Johansson <olof@...om.net>, Arnd Bergmann <arnd@...db.de>,
	<linux-kernel@...r.kernel.org>, <linux-omap@...r.kernel.org>
Subject: [PATCH 3/5] drivers: bus: omap_l3: Convert to use devm_request_irq()

With this we can remove the free_irq() calls from probe and remove.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@...com>
---
 drivers/bus/omap_l3_noc.c | 23 +++++------------------
 1 file changed, 5 insertions(+), 18 deletions(-)

diff --git a/drivers/bus/omap_l3_noc.c b/drivers/bus/omap_l3_noc.c
index ca95d3d..2bbc87b 100644
--- a/drivers/bus/omap_l3_noc.c
+++ b/drivers/bus/omap_l3_noc.c
@@ -159,9 +159,8 @@ static int omap4_l3_probe(struct platform_device *pdev)
 	 * Setup interrupt Handlers
 	 */
 	l3->debug_irq = platform_get_irq(pdev, 0);
-	ret = request_irq(l3->debug_irq,
-			l3_interrupt_handler,
-			IRQF_DISABLED, "l3-dbg-irq", l3);
+	ret = devm_request_irq(&pdev->dev, l3->debug_irq, l3_interrupt_handler,
+			       IRQF_DISABLED, "l3-dbg-irq", l3);
 	if (ret) {
 		pr_crit("L3: request_irq failed to register for 0x%x\n",
 						l3->debug_irq);
@@ -169,29 +168,17 @@ static int omap4_l3_probe(struct platform_device *pdev)
 	}
 
 	l3->app_irq = platform_get_irq(pdev, 1);
-	ret = request_irq(l3->app_irq,
-			l3_interrupt_handler,
-			IRQF_DISABLED, "l3-app-irq", l3);
-	if (ret) {
+	ret = devm_request_irq(&pdev->dev, l3->app_irq, l3_interrupt_handler,
+			       IRQF_DISABLED, "l3-app-irq", l3);
+	if (ret)
 		pr_crit("L3: request_irq failed to register for 0x%x\n",
 						l3->app_irq);
-		goto err4;
-	}
-
-	return 0;
 
-err4:
-	free_irq(l3->debug_irq, l3);
 	return ret;
 }
 
 static int omap4_l3_remove(struct platform_device *pdev)
 {
-	struct omap4_l3 *l3 = platform_get_drvdata(pdev);
-
-	free_irq(l3->app_irq, l3);
-	free_irq(l3->debug_irq, l3);
-
 	return 0;
 }
 
-- 
1.8.2.1

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