rtc: rtc-palmas: use devm_rtc_device_register() and devm_request_threaded_irq()

devm_rtc_device_register() is device managed and makes cleanup
paths simpler.

Also, use devm_request_threaded_irq() to make cleanup paths more simple.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jingoo Han 2013-04-29 16:19:10 -07:00 committed by Linus Torvalds
parent 033ca3ad24
commit 27971335ce
1 changed files with 2 additions and 7 deletions

View File

@ -264,7 +264,7 @@ static int palmas_rtc_probe(struct platform_device *pdev)
palmas_rtc->irq = platform_get_irq(pdev, 0);
palmas_rtc->rtc = rtc_device_register(pdev->name, &pdev->dev,
palmas_rtc->rtc = devm_rtc_device_register(&pdev->dev, pdev->name,
&palmas_rtc_ops, THIS_MODULE);
if (IS_ERR(palmas_rtc->rtc)) {
ret = PTR_ERR(palmas_rtc->rtc);
@ -272,14 +272,13 @@ static int palmas_rtc_probe(struct platform_device *pdev)
return ret;
}
ret = request_threaded_irq(palmas_rtc->irq, NULL,
ret = devm_request_threaded_irq(&pdev->dev, palmas_rtc->irq, NULL,
palmas_rtc_interrupt,
IRQF_TRIGGER_LOW | IRQF_ONESHOT |
IRQF_EARLY_RESUME,
dev_name(&pdev->dev), palmas_rtc);
if (ret < 0) {
dev_err(&pdev->dev, "IRQ request failed, err = %d\n", ret);
rtc_device_unregister(palmas_rtc->rtc);
return ret;
}
@ -289,11 +288,7 @@ static int palmas_rtc_probe(struct platform_device *pdev)
static int palmas_rtc_remove(struct platform_device *pdev)
{
struct palmas_rtc *palmas_rtc = platform_get_drvdata(pdev);
palmas_rtc_alarm_irq_enable(&pdev->dev, 0);
free_irq(palmas_rtc->irq, palmas_rtc);
rtc_device_unregister(palmas_rtc->rtc);
return 0;
}