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>
diff --git a/drivers/rtc/rtc-as3722.c b/drivers/rtc/rtc-as3722.c
index 9cfa817..4af0169 100644
--- a/drivers/rtc/rtc-as3722.c
+++ b/drivers/rtc/rtc-as3722.c
@@ -198,7 +198,7 @@
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 @@
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 struct platform_driver as3722_rtc_driver = {
.probe = as3722_rtc_probe,
- .remove = as3722_rtc_remove,
.driver = {
.name = "as3722-rtc",
.pm = &as3722_rtc_pm_ops,