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authorAlexandre Belloni <alexandre.belloni@bootlin.com>2018-12-18 22:11:26 +0100
committerAlexandre Belloni <alexandre.belloni@bootlin.com>2018-12-18 22:53:29 +0100
commit9a03201170d3de1da47c1b7e2d514e0b15477881 (patch)
tree30e9415bb7fa8fc3a2bb0d81c466b51f41af2459 /drivers/rtc
parentffe1c5a2d4271a0e04e2576ab0a53ac09a14e065 (diff)
rtc: enforce rtc_timer_init private_data type
All the remaining users of rtc_timers are passing the rtc_device as private data. Enforce that and rename private_data to rtc. Suggested-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Diffstat (limited to 'drivers/rtc')
-rw-r--r--drivers/rtc/class.c4
-rw-r--r--drivers/rtc/interface.c19
2 files changed, 11 insertions, 12 deletions
diff --git a/drivers/rtc/class.c b/drivers/rtc/class.c
index 6d364085bd86..8d9b65d54f4f 100644
--- a/drivers/rtc/class.c
+++ b/drivers/rtc/class.c
@@ -178,9 +178,9 @@ static struct rtc_device *rtc_allocate_device(void)
timerqueue_init_head(&rtc->timerqueue);
INIT_WORK(&rtc->irqwork, rtc_timer_do_work);
/* Init aie timer */
- rtc_timer_init(&rtc->aie_timer, rtc_aie_update_irq, (void *)rtc);
+ rtc_timer_init(&rtc->aie_timer, rtc_aie_update_irq, rtc);
/* Init uie timer */
- rtc_timer_init(&rtc->uie_rtctimer, rtc_uie_update_irq, (void *)rtc);
+ rtc_timer_init(&rtc->uie_rtctimer, rtc_uie_update_irq, rtc);
/* Init pie timer */
hrtimer_init(&rtc->pie_timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
rtc->pie_timer.function = rtc_pie_update_irq;
diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c
index e8d77b1eaeb2..98d9c87b0d1b 100644
--- a/drivers/rtc/interface.c
+++ b/drivers/rtc/interface.c
@@ -609,26 +609,24 @@ void rtc_handle_legacy_irq(struct rtc_device *rtc, int num, int mode)
/**
* rtc_aie_update_irq - AIE mode rtctimer hook
- * @private: pointer to the rtc_device
+ * @rtc: pointer to the rtc_device
*
* This functions is called when the aie_timer expires.
*/
-void rtc_aie_update_irq(void *private)
+void rtc_aie_update_irq(struct rtc_device *rtc)
{
- struct rtc_device *rtc = (struct rtc_device *)private;
rtc_handle_legacy_irq(rtc, 1, RTC_AF);
}
/**
* rtc_uie_update_irq - UIE mode rtctimer hook
- * @private: pointer to the rtc_device
+ * @rtc: pointer to the rtc_device
*
* This functions is called when the uie_timer expires.
*/
-void rtc_uie_update_irq(void *private)
+void rtc_uie_update_irq(struct rtc_device *rtc)
{
- struct rtc_device *rtc = (struct rtc_device *)private;
rtc_handle_legacy_irq(rtc, 1, RTC_UF);
}
@@ -908,7 +906,7 @@ again:
trace_rtc_timer_dequeue(timer);
timer->enabled = 0;
if (timer->func)
- timer->func(timer->private_data);
+ timer->func(timer->rtc);
trace_rtc_timer_fired(timer);
/* Re-add/fwd periodic timers */
@@ -955,16 +953,17 @@ reprogram:
/* rtc_timer_init - Initializes an rtc_timer
* @timer: timer to be intiialized
* @f: function pointer to be called when timer fires
- * @data: private data passed to function pointer
+ * @rtc: pointer to the rtc_device
*
* Kernel interface to initializing an rtc_timer.
*/
-void rtc_timer_init(struct rtc_timer *timer, void (*f)(void *p), void *data)
+void rtc_timer_init(struct rtc_timer *timer, void (*f)(struct rtc_device *r),
+ struct rtc_device *rtc)
{
timerqueue_init(&timer->node);
timer->enabled = 0;
timer->func = f;
- timer->private_data = data;
+ timer->rtc = rtc;
}
/* rtc_timer_start - Sets an rtc_timer to fire in the future