This patch adds chained IRQ enter/exit functions to timer
interrupt handler in order to function correctly on primary
controllers with different methods of flow control.

Signed-off-by: Marek Szyprowski <m.szyprow...@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.p...@samsung.com>
---
 arch/arm/plat-samsung/irq-vic-timer.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/arch/arm/plat-samsung/irq-vic-timer.c 
b/arch/arm/plat-samsung/irq-vic-timer.c
index a607546..6df9e33 100644
--- a/arch/arm/plat-samsung/irq-vic-timer.c
+++ b/arch/arm/plat-samsung/irq-vic-timer.c
@@ -22,9 +22,14 @@
 #include <plat/irq-vic-timer.h>
 #include <plat/regs-timer.h>
 
+#include <asm/mach/irq.h>
+
 static void s3c_irq_demux_vic_timer(unsigned int irq, struct irq_desc *desc)
 {
+       struct irq_chip *chip = irq_get_chip(irq);
+       chained_irq_enter(chip, desc);
        generic_handle_irq((int)desc->irq_data.handler_data);
+       chained_irq_exit(chip, desc);
 }
 
 /* We assume the IRQ_TIMER0..IRQ_TIMER4 range is continuous. */
-- 
1.7.1.569.g6f426

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