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authorLaxman Dewangan <ldewangan@nvidia.com>2014-01-24 03:55:02 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2014-01-24 04:36:59 +0400
commit75465c49f092f24acc236b0f51e9b8bf8adc329e (patch)
treef852c230cb60efeb812937912a9bf74168efb0e8
parent8dc51fe5ab9edcaebb5438d6462befdc6922b4a1 (diff)
downloadlinux-75465c49f092f24acc236b0f51e9b8bf8adc329e.tar.xz
drivers/rtc/rtc-as3722: use devm for rtc and irq registration
Use devm_* calls for rtc and irq registration and get rid of remove callback for platform driver. Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com> Cc: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--drivers/rtc/rtc-as3722.c19
1 files changed, 3 insertions, 16 deletions
diff --git a/drivers/rtc/rtc-as3722.c b/drivers/rtc/rtc-as3722.c
index 9cfa8170a2d6..4af016985890 100644
--- a/drivers/rtc/rtc-as3722.c
+++ b/drivers/rtc/rtc-as3722.c
@@ -198,7 +198,7 @@ static int as3722_rtc_probe(struct platform_device *pdev)
device_init_wakeup(&pdev->dev, 1);
- as3722_rtc->rtc = rtc_device_register("as3722", &pdev->dev,
+ as3722_rtc->rtc = devm_rtc_device_register(&pdev->dev, "as3722-rtc",
&as3722_rtc_ops, THIS_MODULE);
if (IS_ERR(as3722_rtc->rtc)) {
ret = PTR_ERR(as3722_rtc->rtc);
@@ -209,28 +209,16 @@ static int as3722_rtc_probe(struct platform_device *pdev)
as3722_rtc->alarm_irq = platform_get_irq(pdev, 0);
dev_info(&pdev->dev, "RTC interrupt %d\n", as3722_rtc->alarm_irq);
- ret = request_threaded_irq(as3722_rtc->alarm_irq, NULL,
+ ret = devm_request_threaded_irq(&pdev->dev, as3722_rtc->alarm_irq, NULL,
as3722_alarm_irq, IRQF_ONESHOT | IRQF_EARLY_RESUME,
"rtc-alarm", as3722_rtc);
if (ret < 0) {
dev_err(&pdev->dev, "Failed to request alarm IRQ %d: %d\n",
as3722_rtc->alarm_irq, ret);
- goto scrub;
+ return ret;
}
disable_irq(as3722_rtc->alarm_irq);
return 0;
-scrub:
- rtc_device_unregister(as3722_rtc->rtc);
- return ret;
-}
-
-static int as3722_rtc_remove(struct platform_device *pdev)
-{
- struct as3722_rtc *as3722_rtc = platform_get_drvdata(pdev);
-
- free_irq(as3722_rtc->alarm_irq, as3722_rtc);
- rtc_device_unregister(as3722_rtc->rtc);
- return 0;
}
#ifdef CONFIG_PM_SLEEP
@@ -260,7 +248,6 @@ static const struct dev_pm_ops as3722_rtc_pm_ops = {
static struct platform_driver as3722_rtc_driver = {
.probe = as3722_rtc_probe,
- .remove = as3722_rtc_remove,
.driver = {
.name = "as3722-rtc",
.pm = &as3722_rtc_pm_ops,