static int twl4030_rtc_ioctl(struct device *dev, unsigned int cmd,
unsigned long arg)
{
switch (cmd) {
case RTC_AIE_OFF:
return twl4030_rtc_alarm_irq_set_state(dev, 0);
case RTC_AIE_ON:
return twl4030_rtc_alarm_irq_set_state(dev, 1);
case RTC_UIE_OFF:
/* Mask ints from RTC updates. */
return twl4030_rtc_irq_set_state(dev, 0);
case RTC_UIE_ON:
/* Allow ints for RTC updates. */
return twl4030_rtc_irq_set_state(dev, 1);
case RTC_EPOCH_READ:
return put_user(epoch, (unsigned long *)arg);
case RTC_EPOCH_SET:
/*
* There were no RTC clocks before 1900.
*/
if (arg < 1900)
return -EINVAL;
if (!capable(CAP_SYS_TIME))
return -EACCES;
epoch = arg;
return 0;
default:
return -ENOIOCTLCMD;
}
}
static int twl4030_rtc_ioctl(struct device *dev, unsigned int cmd,
unsigned long arg)
{
switch (cmd) {
case RTC_AIE_OFF:
return twl4030_rtc_alarm_irq_set_state(0);
case RTC_AIE_ON:
return twl4030_rtc_alarm_irq_set_state(1);
case RTC_UIE_OFF:
return twl4030_rtc_irq_set_state(0);
case RTC_UIE_ON:
return twl4030_rtc_irq_set_state(1);
default:
return -ENOIOCTLCMD;
}
}
static void twl4030_rtc_shutdown(struct platform_device *pdev)
{
twl4030_rtc_alarm_irq_set_state(&pdev->dev, 0);
twl4030_rtc_irq_set_state(&pdev->dev, 0);
}