RTC: Convert rtc drivers to use the alarm_irq_enable method
[linux-2.6.git] / drivers / rtc / rtc-at91rm9200.c
index bc8bbca..26d1cf5 100644 (file)
@@ -195,13 +195,6 @@ static int at91_rtc_ioctl(struct device *dev, unsigned int cmd,
 
        /* important:  scrub old status before enabling IRQs */
        switch (cmd) {
-       case RTC_AIE_OFF:       /* alarm off */
-               at91_sys_write(AT91_RTC_IDR, AT91_RTC_ALARM);
-               break;
-       case RTC_AIE_ON:        /* alarm on */
-               at91_sys_write(AT91_RTC_SCCR, AT91_RTC_ALARM);
-               at91_sys_write(AT91_RTC_IER, AT91_RTC_ALARM);
-               break;
        case RTC_UIE_OFF:       /* update off */
                at91_sys_write(AT91_RTC_IDR, AT91_RTC_SECEV);
                break;
@@ -217,6 +210,18 @@ static int at91_rtc_ioctl(struct device *dev, unsigned int cmd,
        return ret;
 }
 
+static int at91_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
+{
+       pr_debug("%s(): cmd=%08x\n", __func__, enabled);
+
+       if (enabled) {
+               at91_sys_write(AT91_RTC_SCCR, AT91_RTC_ALARM);
+               at91_sys_write(AT91_RTC_IER, AT91_RTC_ALARM);
+       } else
+               at91_sys_write(AT91_RTC_IDR, AT91_RTC_ALARM);
+
+       return 0;
+}
 /*
  * Provide additional RTC information in /proc/driver/rtc
  */
@@ -270,6 +275,7 @@ static const struct rtc_class_ops at91_rtc_ops = {
        .read_alarm     = at91_rtc_readalarm,
        .set_alarm      = at91_rtc_setalarm,
        .proc           = at91_rtc_proc,
+       .alarm_irq_enable = at91_rtc_alarm_irq_enable,
 };
 
 /*