diff options
| author | Alexandre Belloni <alexandre.belloni@bootlin.com> | 2018-07-25 14:34:29 +0200 |
|---|---|---|
| committer | Alexandre Belloni <alexandre.belloni@bootlin.com> | 2018-07-26 15:08:50 +0200 |
| commit | 1560d0848a1a84db6c1d9b17c14273c0dae41828 (patch) | |
| tree | d73beb0c7a4ac567ecebde3e46578502cf0145c0 /drivers/rtc | |
| parent | ec623ff014c4e9c52d8ebf068d9801f5f9ab7348 (diff) | |
| download | linux-1560d0848a1a84db6c1d9b17c14273c0dae41828.tar.gz | |
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.c | 33 |
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) { /* |