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-rw-r--r--drivers/clocksource/exynos_mct.c23
1 files changed, 12 insertions, 11 deletions
diff --git a/drivers/clocksource/exynos_mct.c b/drivers/clocksource/exynos_mct.c
index 7f6fed9f0703..fb0cf8b74516 100644
--- a/drivers/clocksource/exynos_mct.c
+++ b/drivers/clocksource/exynos_mct.c
@@ -388,6 +388,13 @@ static void exynos4_mct_tick_start(unsigned long cycles,
exynos4_mct_write(tmp, mevt->base + MCT_L_TCON_OFFSET);
}
+static void exynos4_mct_tick_clear(struct mct_clock_event_device *mevt)
+{
+ /* Clear the MCT tick interrupt */
+ if (readl_relaxed(reg_base + mevt->base + MCT_L_INT_CSTAT_OFFSET) & 1)
+ exynos4_mct_write(0x1, mevt->base + MCT_L_INT_CSTAT_OFFSET);
+}
+
static int exynos4_tick_set_next_event(unsigned long cycles,
struct clock_event_device *evt)
{
@@ -404,6 +411,7 @@ static int set_state_shutdown(struct clock_event_device *evt)
mevt = container_of(evt, struct mct_clock_event_device, evt);
exynos4_mct_tick_stop(mevt);
+ exynos4_mct_tick_clear(mevt);
return 0;
}
@@ -420,8 +428,11 @@ static int set_state_periodic(struct clock_event_device *evt)
return 0;
}
-static void exynos4_mct_tick_clear(struct mct_clock_event_device *mevt)
+static irqreturn_t exynos4_mct_tick_isr(int irq, void *dev_id)
{
+ struct mct_clock_event_device *mevt = dev_id;
+ struct clock_event_device *evt = &mevt->evt;
+
/*
* This is for supporting oneshot mode.
* Mct would generate interrupt periodically
@@ -430,16 +441,6 @@ static void exynos4_mct_tick_clear(struct mct_clock_event_device *mevt)
if (!clockevent_state_periodic(&mevt->evt))
exynos4_mct_tick_stop(mevt);
- /* Clear the MCT tick interrupt */
- if (readl_relaxed(reg_base + mevt->base + MCT_L_INT_CSTAT_OFFSET) & 1)
- exynos4_mct_write(0x1, mevt->base + MCT_L_INT_CSTAT_OFFSET);
-}
-
-static irqreturn_t exynos4_mct_tick_isr(int irq, void *dev_id)
-{
- struct mct_clock_event_device *mevt = dev_id;
- struct clock_event_device *evt = &mevt->evt;
-
exynos4_mct_tick_clear(mevt);
evt->event_handler(evt);