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-rw-r--r--arch/arm/common/vic.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/arch/arm/common/vic.c b/arch/arm/common/vic.c
index 27714ab30f25..bc1f9ad61ff6 100644
--- a/arch/arm/common/vic.c
+++ b/arch/arm/common/vic.c
@@ -26,6 +26,15 @@
#include <asm/mach/irq.h>
#include <asm/hardware/vic.h>
+static void vic_ack_irq(unsigned int irq)
+{
+ void __iomem *base = get_irq_chip_data(irq);
+ irq &= 31;
+ writel(1 << irq, base + VIC_INT_ENABLE_CLEAR);
+ /* moreover, clear the soft-triggered, in case it was the reason */
+ writel(1 << irq, base + VIC_INT_SOFT_CLEAR);
+}
+
static void vic_mask_irq(unsigned int irq)
{
void __iomem *base = get_irq_chip_data(irq);
@@ -253,7 +262,7 @@ static inline void vic_pm_register(void __iomem *base, unsigned int irq, u32 arg
static struct irq_chip vic_chip = {
.name = "VIC",
- .ack = vic_mask_irq,
+ .ack = vic_ack_irq,
.mask = vic_mask_irq,
.unmask = vic_unmask_irq,
.set_wake = vic_set_wake,