--- zzzz-none-000/linux-2.6.19.2/drivers/rtc/interface.c	2007-01-10 19:10:37.000000000 +0000
+++ davinci-8020-5505/linux-2.6.19.2/drivers/rtc/interface.c	2007-01-11 07:38:19.000000000 +0000
@@ -145,13 +145,6 @@
 }
 EXPORT_SYMBOL_GPL(rtc_set_alarm);
 
-/**
- * rtc_update_irq - report RTC periodic, alarm, and/or update irqs
- * @class_dev: the rtc's class device
- * @num: how many irqs are being reported (usually one)
- * @events: mask of RTC_IRQF with one or more of RTC_PF, RTC_AF, RTC_UF
- * Context: in_interrupt(), irqs blocked
- */
 void rtc_update_irq(struct class_device *class_dev,
 		unsigned long num, unsigned long events)
 {
@@ -208,12 +201,12 @@
 	if (task == NULL || task->func == NULL)
 		return -EINVAL;
 
-	spin_lock_irq(&rtc->irq_task_lock);
+	spin_lock(&rtc->irq_task_lock);
 	if (rtc->irq_task == NULL) {
 		rtc->irq_task = task;
 		retval = 0;
 	}
-	spin_unlock_irq(&rtc->irq_task_lock);
+	spin_unlock(&rtc->irq_task_lock);
 
 	return retval;
 }
@@ -223,10 +216,10 @@
 {
 	struct rtc_device *rtc = to_rtc_device(class_dev);
 
-	spin_lock_irq(&rtc->irq_task_lock);
+	spin_lock(&rtc->irq_task_lock);
 	if (rtc->irq_task == task)
 		rtc->irq_task = NULL;
-	spin_unlock_irq(&rtc->irq_task_lock);
+	spin_unlock(&rtc->irq_task_lock);
 }
 EXPORT_SYMBOL_GPL(rtc_irq_unregister);
 
@@ -272,4 +265,3 @@
 	}
 	return err;
 }
-EXPORT_SYMBOL_GPL(rtc_irq_set_freq);