rtc: simplify rtc_irq_set_state/rtc_irq_set_freq

The PIE doesn't handle tasks anymore, remove the pointer from the
interface.
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

drivers/rtc/interface.c

@@ -746,7 +746,7 @@ static int rtc_update_hrtimer(struct rtc_device *rtc, int enabled)
  * Note that rtc_irq_set_freq() should previously have been used to
  * specify the desired frequency of periodic IRQ.
  */
-int rtc_irq_set_state(struct rtc_device *rtc, struct rtc_task *task, int enabled)
+int rtc_irq_set_state(struct rtc_device *rtc, int enabled)
 {
 	int err = 0;
 
@@ -770,7 +770,7 @@ EXPORT_SYMBOL_GPL(rtc_irq_set_state);
  * Note that rtc_irq_set_state() is used to enable or disable the
  * periodic IRQs.
  */
-int rtc_irq_set_freq(struct rtc_device *rtc, struct rtc_task *task, int freq)
+int rtc_irq_set_freq(struct rtc_device *rtc, int freq)
 {
 	int err = 0;
 

drivers/rtc/rtc-dev.c

@@ -341,11 +341,11 @@ static long rtc_dev_ioctl(struct file *file,
 		return rtc_set_time(rtc, &tm);
 
 	case RTC_PIE_ON:
-		err = rtc_irq_set_state(rtc, NULL, 1);
+		err = rtc_irq_set_state(rtc, 1);
 		break;
 
 	case RTC_PIE_OFF:
-		err = rtc_irq_set_state(rtc, NULL, 0);
+		err = rtc_irq_set_state(rtc, 0);
 		break;
 
 	case RTC_AIE_ON:
@@ -365,7 +365,7 @@ static long rtc_dev_ioctl(struct file *file,
 		return rtc_update_irq_enable(rtc, 0);
 
 	case RTC_IRQP_SET:
-		err = rtc_irq_set_freq(rtc, NULL, arg);
+		err = rtc_irq_set_freq(rtc, arg);
 		break;
 
 	case RTC_IRQP_READ:
@@ -427,7 +427,7 @@ static int rtc_dev_release(struct inode *inode, struct file *file)
 	/* Keep ioctl until all drivers are converted */
 	rtc_dev_ioctl(file, RTC_UIE_OFF, 0);
 	rtc_update_irq_enable(rtc, 0);
-	rtc_irq_set_state(rtc, NULL, 0);
+	rtc_irq_set_state(rtc, 0);
 
 	clear_bit_unlock(RTC_DEV_BUSY, &rtc->flags);
 	return 0;

include/linux/rtc.h

@@ -202,10 +202,8 @@ extern void rtc_update_irq(struct rtc_device *rtc,
 extern struct rtc_device *rtc_class_open(const char *name);
 extern void rtc_class_close(struct rtc_device *rtc);
 
-extern int rtc_irq_set_state(struct rtc_device *rtc,
-				struct rtc_task *task, int enabled);
-extern int rtc_irq_set_freq(struct rtc_device *rtc,
-				struct rtc_task *task, int freq);
+extern int rtc_irq_set_state(struct rtc_device *rtc, int enabled);
+extern int rtc_irq_set_freq(struct rtc_device *rtc, int freq);
 extern int rtc_update_irq_enable(struct rtc_device *rtc, unsigned int enabled);
 extern int rtc_alarm_irq_enable(struct rtc_device *rtc, unsigned int enabled);
 extern int rtc_dev_update_irq_enable_emul(struct rtc_device *rtc,