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authorJingoo Han <jg1.han@samsung.com>2013-04-29 16:19:05 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-04-29 18:28:26 -0700
commitf56950ec3a8dc093db724bf1c1611a12c85fb260 (patch)
tree3904c708ec33aa8e1442635853c1ef6c6e27fe07
parentbbd05b2db60bff603c77464385f5579a34158de6 (diff)
rtc: rtc-max77686: use devm_rtc_device_register()
devm_rtc_device_register() is device managed and makes cleanup paths simpler. Also, this patch uses devm_request_threaded_irq(). 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>
-rw-r--r--drivers/rtc/rtc-max77686.c15
1 files changed, 4 insertions, 11 deletions
diff --git a/drivers/rtc/rtc-max77686.c b/drivers/rtc/rtc-max77686.c
index df66babfc15..5a12b32f77e 100644
--- a/drivers/rtc/rtc-max77686.c
+++ b/drivers/rtc/rtc-max77686.c
@@ -538,8 +538,8 @@ static int max77686_rtc_probe(struct platform_device *pdev)
device_init_wakeup(&pdev->dev, 1);
- info->rtc_dev = rtc_device_register("max77686-rtc", &pdev->dev,
- &max77686_rtc_ops, THIS_MODULE);
+ info->rtc_dev = devm_rtc_device_register(&pdev->dev, "max77686-rtc",
+ &max77686_rtc_ops, THIS_MODULE);
if (IS_ERR(info->rtc_dev)) {
dev_info(&pdev->dev, "%s: fail\n", __func__);
@@ -555,8 +555,8 @@ static int max77686_rtc_probe(struct platform_device *pdev)
goto err_rtc;
info->virq = virq;
- ret = request_threaded_irq(virq, NULL, max77686_rtc_alarm_irq, 0,
- "rtc-alarm0", info);
+ ret = devm_request_threaded_irq(&pdev->dev, virq, NULL,
+ max77686_rtc_alarm_irq, 0, "rtc-alarm0", info);
if (ret < 0) {
dev_err(&pdev->dev, "Failed to request alarm IRQ: %d: %d\n",
info->virq, ret);
@@ -569,13 +569,6 @@ err_rtc:
static int max77686_rtc_remove(struct platform_device *pdev)
{
- struct max77686_rtc_info *info = platform_get_drvdata(pdev);
-
- if (info) {
- free_irq(info->virq, info);
- rtc_device_unregister(info->rtc_dev);
- }
-
return 0;
}