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authorHerton Ronaldo Krzesinski <herton@mandriva.com.br>2009-12-15 16:45:56 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-12-16 07:19:58 -0800
commita8462ef63c961639a743f9fcddf408da46641281 (patch)
treef5f44eebf731d7d0b3f1f34f848ce84a84766fb4 /drivers
parentb74d2caa64f8e542e9c6716ae6ed4a60d681ea9f (diff)
rtc-cmos: convert RTC_AIE/RTC_UIE to rtc irq API
Drop ioctl function that handles RTC_AIE/RTC_UIE, and use instead the rtc subsystem API (alarm_irq_enable/update_irq_enable callbacks). Signed-off-by: Herton Ronaldo Krzesinski <herton@mandriva.com.br> Cc: Alessandro Zummo <a.zummo@towertech.it> Cc: David Brownell <david-b@pacbell.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/rtc/rtc-cmos.c75
1 files changed, 35 insertions, 40 deletions
diff --git a/drivers/rtc/rtc-cmos.c b/drivers/rtc/rtc-cmos.c
index 876e3fcffca..eb154dc5716 100644
--- a/drivers/rtc/rtc-cmos.c
+++ b/drivers/rtc/rtc-cmos.c
@@ -420,49 +420,43 @@ static int cmos_irq_set_state(struct device *dev, int enabled)
return 0;
}
-#if defined(CONFIG_RTC_INTF_DEV) || defined(CONFIG_RTC_INTF_DEV_MODULE)
-
-static int
-cmos_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg)
+static int cmos_alarm_irq_enable(struct device *dev, unsigned int enabled)
{
struct cmos_rtc *cmos = dev_get_drvdata(dev);
unsigned long flags;
- switch (cmd) {
- case RTC_AIE_OFF:
- case RTC_AIE_ON:
- case RTC_UIE_OFF:
- case RTC_UIE_ON:
- if (!is_valid_irq(cmos->irq))
- return -EINVAL;
- break;
- /* PIE ON/OFF is handled by cmos_irq_set_state() */
- default:
- return -ENOIOCTLCMD;
- }
+ if (!is_valid_irq(cmos->irq))
+ return -EINVAL;
spin_lock_irqsave(&rtc_lock, flags);
- switch (cmd) {
- case RTC_AIE_OFF: /* alarm off */
- cmos_irq_disable(cmos, RTC_AIE);
- break;
- case RTC_AIE_ON: /* alarm on */
+
+ if (enabled)
cmos_irq_enable(cmos, RTC_AIE);
- break;
- case RTC_UIE_OFF: /* update off */
- cmos_irq_disable(cmos, RTC_UIE);
- break;
- case RTC_UIE_ON: /* update on */
- cmos_irq_enable(cmos, RTC_UIE);
- break;
- }
+ else
+ cmos_irq_disable(cmos, RTC_AIE);
+
spin_unlock_irqrestore(&rtc_lock, flags);
return 0;
}
-#else
-#define cmos_rtc_ioctl NULL
-#endif
+static int cmos_update_irq_enable(struct device *dev, unsigned int enabled)
+{
+ struct cmos_rtc *cmos = dev_get_drvdata(dev);
+ unsigned long flags;
+
+ if (!is_valid_irq(cmos->irq))
+ return -EINVAL;
+
+ spin_lock_irqsave(&rtc_lock, flags);
+
+ if (enabled)
+ cmos_irq_enable(cmos, RTC_UIE);
+ else
+ cmos_irq_disable(cmos, RTC_UIE);
+
+ spin_unlock_irqrestore(&rtc_lock, flags);
+ return 0;
+}
#if defined(CONFIG_RTC_INTF_PROC) || defined(CONFIG_RTC_INTF_PROC_MODULE)
@@ -503,14 +497,15 @@ static int cmos_procfs(struct device *dev, struct seq_file *seq)
#endif
static const struct rtc_class_ops cmos_rtc_ops = {
- .ioctl = cmos_rtc_ioctl,
- .read_time = cmos_read_time,
- .set_time = cmos_set_time,
- .read_alarm = cmos_read_alarm,
- .set_alarm = cmos_set_alarm,
- .proc = cmos_procfs,
- .irq_set_freq = cmos_irq_set_freq,
- .irq_set_state = cmos_irq_set_state,
+ .read_time = cmos_read_time,
+ .set_time = cmos_set_time,
+ .read_alarm = cmos_read_alarm,
+ .set_alarm = cmos_set_alarm,
+ .proc = cmos_procfs,
+ .irq_set_freq = cmos_irq_set_freq,
+ .irq_set_state = cmos_irq_set_state,
+ .alarm_irq_enable = cmos_alarm_irq_enable,
+ .update_irq_enable = cmos_update_irq_enable,
};
/*----------------------------------------------------------------*/