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authorAlexandre Belloni <alexandre.belloni@bootlin.com>2018-07-25 15:34:29 +0300
committerAlexandre Belloni <alexandre.belloni@bootlin.com>2018-07-26 16:08:50 +0300
commit1560d0848a1a84db6c1d9b17c14273c0dae41828 (patch)
treed73beb0c7a4ac567ecebde3e46578502cf0145c0 /drivers/rtc
parentec623ff014c4e9c52d8ebf068d9801f5f9ab7348 (diff)
downloadlinux-1560d0848a1a84db6c1d9b17c14273c0dae41828.tar.xz
rtc: remove rtc_irq_register/rtc_irq_unregister
The rtc_irq_* interface is not used from outside the RTC subsytem since 2016. Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Diffstat (limited to 'drivers/rtc')
-rw-r--r--drivers/rtc/interface.c33
1 files changed, 0 insertions, 33 deletions
diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c
index 6d4012dd6922..2b1b9a0b9f8a 100644
--- a/drivers/rtc/interface.c
+++ b/drivers/rtc/interface.c
@@ -719,39 +719,6 @@ void rtc_class_close(struct rtc_device *rtc)
}
EXPORT_SYMBOL_GPL(rtc_class_close);
-int rtc_irq_register(struct rtc_device *rtc, struct rtc_task *task)
-{
- int retval = -EBUSY;
-
- if (task == NULL || task->func == NULL)
- return -EINVAL;
-
- /* Cannot register while the char dev is in use */
- if (test_and_set_bit_lock(RTC_DEV_BUSY, &rtc->flags))
- return -EBUSY;
-
- spin_lock_irq(&rtc->irq_task_lock);
- if (rtc->irq_task == NULL) {
- rtc->irq_task = task;
- retval = 0;
- }
- spin_unlock_irq(&rtc->irq_task_lock);
-
- clear_bit_unlock(RTC_DEV_BUSY, &rtc->flags);
-
- return retval;
-}
-EXPORT_SYMBOL_GPL(rtc_irq_register);
-
-void rtc_irq_unregister(struct rtc_device *rtc, struct rtc_task *task)
-{
- spin_lock_irq(&rtc->irq_task_lock);
- if (rtc->irq_task == task)
- rtc->irq_task = NULL;
- spin_unlock_irq(&rtc->irq_task_lock);
-}
-EXPORT_SYMBOL_GPL(rtc_irq_unregister);
-
static int rtc_update_hrtimer(struct rtc_device *rtc, int enabled)
{
/*